diff --git "a/processed_ready.json" "b/processed_ready.json" new file mode 100644--- /dev/null +++ "b/processed_ready.json" @@ -0,0 +1,69995 @@ +[ + { + "FEN": "6R1/pr2pp2/n7/3P1kP1/3R4/r2N4/5K2/8 w - - 5 46", + "PGN": "1. c4 Nf6 2. Nf3 g6 3. Nc3 Bg7 4. e4 O-O 5. d4 d6 6. Be2 Nc6 7. d5 Nb4 8. O-O c6 9. Be3 Bg4 10. a3 Na6 11. b4 Rc8 12. Rc1 cxd5 13. exd5 Nd7 14. Bd4 Bxf3 15. gxf3 Bxd4 16. Qxd4 Qb6 17. Qxb6 Nxb6 18. Nb5 Nc7 19. Nd4 Kg7 20. f4 Kf6 21. Rfd1 h6 22. h4 Rg8 23. Kg2 g5 24. fxg5+ hxg5 25. h5 g4 26. Kg3 Rg5 27. Bxg4 Rcg8 28. f3 Rxh5 29. Ne2 Re5 30. Nf4 Re3 31. c5 dxc5 32. bxc5 Nd7 33. c6 Ne5 34. Nh5+ Kg5 35. Kf2 Nxg4+ 36. fxg4 Rxa3 37. cxb7 Na6 38. Rc8 Rg6 39. Rd4 Rb6 40. Rg8+ Kh4 41. Nf4 Rb2+ 42. Ne2 Rxb7 43. g5+ Kh5 44. Nf4+ Kg4 45. Nd3+ Kf5 *", + "Moves": "d4f4", + "MovesSAN": "Rf4#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "r4Bk1/pp6/4p1bp/2Pp4/1P1b2p1/2Pn4/P2N2PP/R2Q2RK b - - 0 25", + "PGN": "1. e4 c6 2. d4 d5 3. e5 c5 4. dxc5 e6 5. b4 Bd7 6. Nf3 Nc6 7. c3 Nge7 8. Bg5 h6 9. Bh4 g5 10. Bg3 Ng6 11. Bd3 Bg7 12. Bxg6 fxg6 13. Qd3 O-O 14. Qxg6 Qe7 15. O-O Be8 16. Qc2 Bh5 17. Nbd2 g4 18. Nd4 Nxe5 19. Rfe1 Bg6 20. Qd1 Nd3 21. Bd6 Qf7 22. Bxf8 Qxf2+ 23. Kh1 Bxd4 24. Rf1 Qg1+ 25. Rxg1 *", + "Moves": "d3f2", + "MovesSAN": "Nf2#", + "Themes": "mate mateIn1 middlegame oneMove smotheredMate" + }, + { + "FEN": "3R4/5ppk/1R4rp/8/8/3Q1P1P/q5P1/7K b - - 0 34", + "PGN": "1. e4 d5 2. exd5 c6 3. dxc6 Nxc6 4. Nf3 Nf6 5. Bb5 Bg4 6. h3 Bxf3 7. Qxf3 Rc8 8. O-O e6 9. c3 a6 10. Bxc6+ Rxc6 11. d4 Bd6 12. Bf4 O-O 13. Nd2 Bxf4 14. Qxf4 b5 15. Nb3 Nd5 16. Qg3 b4 17. Rac1 bxc3 18. bxc3 Qb6 19. Nc5 Qb2 20. a4 h6 21. Rfe1 Rfc8 22. c4 Nb6 23. Red1 Qa2 24. Nxa6 Nxc4 25. Nb4 Qxa4 26. Nxc6 Rxc6 27. d5 exd5 28. Rxd5 Nb6 29. Rd8+ Kh7 30. Qd3+ Rg6 31. Rb1 Qc6 32. f3 Qe6 33. Kh1 Qa2 34. Rxb6 *", + "Moves": "a2g2", + "MovesSAN": "Qxg2#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "4r3/1bp5/1kr3p1/1p3p1p/1P1RpN1P/4K1P1/2P2P2/R7 w - - 5 29", + "PGN": "1. e4 e5 2. Nf3 d5 3. Nxe5 Bd6 4. d4 dxe4 5. Nc3 Bxe5 6. dxe5 Qxd1+ 7. Nxd1 Nc6 8. Bb5 Bd7 9. Bxc6 Bxc6 10. Nc3 Ne7 11. Bf4 Ng6 12. Bg3 O-O-O 13. Rd1 h5 14. h4 Rde8 15. Ke2 Nxe5 16. Bxe5 Rxe5 17. Ke3 g6 18. Rd4 Rhe8 19. Rhd1 a6 20. a4 b6 21. Rc4 Kb7 22. b4 b5 23. axb5 axb5 24. Rcd4 Kb6 25. Ra1 f5 26. g3 R5e6 27. Ne2 Bb7 28. Nf4 Rc6 *", + "Moves": "f4d5", + "MovesSAN": "Nd5#", + "Themes": "endgame master masterVsMaster mate mateIn1 oneMove" + }, + { + "FEN": "5Qnk/1p4p1/4B2q/4p2p/7K/3P1NP1/4r2P/8 w - - 4 41", + "PGN": "1. b3 d5 2. Bb2 Bf5 3. d3 Nf6 4. Nd2 Nbd7 5. g3 e5 6. Bg2 Bd6 7. e4 Be6 8. Ngf3 h6 9. O-O c6 10. exd5 cxd5 11. Re1 Qc7 12. c4 d4 13. Rc1 a5 14. a3 Nc5 15. Qe2 O-O 16. b4 axb4 17. axb4 Na4 18. c5 Nxb2 19. cxd6 Qxd6 20. Nxe5 Qxb4 21. Ndf3 Na4 22. Rb1 Qe7 23. Qd2 Nc3 24. Rb6 Qc7 25. Rxe6 fxe6 26. Nxd4 Ra2 27. Qc1 Rd8 28. Qf4 Rxd4 29. Qxd4 Ne2+ 30. Rxe2 Rxe2 31. Nf3 Kh8 32. Bh3 e5 33. Qb4 Qc1+ 34. Kg2 Qe3 35. Qf8+ Ng8 36. Be6 Qxf2+ 37. Kh3 Qf1+ 38. Kg4 h5+ 39. Kg5 Qc1+ 40. Kh4 Qh6 *", + "Moves": "f8g8", + "MovesSAN": "Qxg8#", + "Themes": "endgame master mate mateIn1 oneMove superGM" + }, + { + "FEN": "1r6/2R5/1p1N1nnk/p3p1pp/2b1Pp2/5P2/6PP/R6K w - - 0 32", + "PGN": "1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 O-O 5. Nf3 d6 6. Be2 e5 7. O-O Nc6 8. d5 Ne7 9. Nd2 Ne8 10. b4 f5 11. c5 Nf6 12. f3 f4 13. Nc4 g5 14. a4 Ng6 15. a5 h5 16. b5 dxc5 17. Qb3 Kh7 18. b6 axb6 19. Ba3 bxa5 20. Bxc5 b6 21. Bxf8 Bxf8 22. d6 Bxd6 23. Nxd6 Qxd6 24. Qf7+ Kh6 25. Nb5 Qc5+ 26. Kh1 Qf8 27. Qxc7 Qc5 28. Rfc1 Qxc7 29. Rxc7 Rb8 30. Nd6 Be6 31. Bc4 Bxc4 *", + "Moves": "d6f5", + "MovesSAN": "Nf5#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3q1rk1/rb1nbpp1/pp2p2p/2p1P3/3P4/2NQ1N2/PP3PPP/1BR2RK1 w - - 0 18", + "PGN": "1. d4 e6 2. c4 d5 3. Nc3 Nf6 4. cxd5 Nxd5 5. e4 Nf6 6. Bg5 Be7 7. Nf3 h6 8. Bxf6 Bxf6 9. e5 Be7 10. Bd3 b6 11. Be4 c6 12. O-O Bb7 13. Nb5 a6 14. Nc3 O-O 15. Rc1 Ra7 16. Bb1 Nd7 17. Qd3 c5 *", + "Moves": "d3h7", + "MovesSAN": "Qh7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r4b1r/pb1n2p1/5qkp/1p1p1pN1/2pP3P/6P1/PP6/RNBQ1RK1 w - - 0 17", + "PGN": "1. g3 e6 2. Bg2 d5 3. c4 c6 4. d4 dxc4 5. e4 b5 6. Ne2 Bb7 7. f4 Nd7 8. O-O Ngf6 9. e5 Nd5 10. f5 exf5 11. Bxd5 cxd5 12. e6 fxe6 13. Nf4 Qf6 14. Nxe6 Kf7 15. Ng5+ Kg6 16. h4 h6 *", + "Moves": "h4h5", + "MovesSAN": "h5#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r3kbnr/ppq2pp1/2n1p1p1/3p2N1/3P4/2N1P3/PP3PPP/R1BQ1RK1 b kq - 3 10", + "PGN": "1. d4 c6 2. c4 d5 3. Nf3 Bf5 4. cxd5 cxd5 5. Nc3 Nc6 6. e3 e6 7. Bd3 Bg6 8. Bxg6 hxg6 9. O-O Qc7 10. Ng5 *", + "Moves": "c7h2", + "MovesSAN": "Qxh2#", + "Themes": "kingsideAttack mate mateIn1 oneMove opening" + }, + { + "FEN": "Qn3r1k/p1pp2p1/1p3q1p/8/2PN4/4R3/P4PPP/5K1R b - - 0 18", + "PGN": "1. c4 b6 2. d4 Bb7 3. Nc3 e6 4. e4 Bb4 5. Bd3 f5 6. d5 fxe4 7. Bxe4 Nf6 8. Bg5 O-O 9. Qd3 h6 10. Bxf6 Qxf6 11. Nf3 exd5 12. Bxd5+ Bxd5 13. Qxd5+ Kh8 14. Qxa8 Bxc3+ 15. Kf1 Bxb2 16. Re1 Bc3 17. Re3 Bd4 18. Nxd4 *", + "Moves": "f6f2", + "MovesSAN": "Qxf2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r3kb1r/pbp2ppp/1pq2n2/4p3/P2P4/1PNP4/2P1NPPP/R1BQ1RK1 b kq - 0 12", + "PGN": "1. Nf3 d5 2. e3 Nc6 3. Bb5 Qd7 4. Bxc6 Qxc6 5. Nc3 Nf6 6. Nd4 Qd7 7. O-O e5 8. Nde2 b6 9. d3 Bb7 10. b3 Qc6 11. a4 d4 12. exd4 *", + "Moves": "c6g2", + "MovesSAN": "Qxg2#", + "Themes": "kingsideAttack mate mateIn1 oneMove opening" + }, + { + "FEN": "r4rk1/6p1/4p1Q1/pB1pPp2/P3n2R/4PKP1/2q2PP1/7R b - - 10 28", + "PGN": "1. d4 e6 2. c4 d5 3. Nc3 f5 4. Bf4 Nf6 5. Nf3 Be7 6. e3 O-O 7. c5 b6 8. b4 a5 9. a3 Bb7 10. Nb5 Na6 11. cxb6 cxb6 12. bxa5 Nh5 13. Bg3 Nxg3 14. hxg3 bxa5 15. Bd3 Bc6 16. a4 Bb4+ 17. Kf1 Bxb5 18. Bxb5 Nc7 19. Ne5 Bd6 20. Qh5 Bxe5 21. Qxh7+ Kf7 22. Qh5+ Kg8 23. dxe5 Na6 24. Ke2 Nc5 25. Rh4 Ne4 26. Rah1 Qc7 27. Qg6 Qc2+ 28. Kf3 *", + "Moves": "c2f2", + "MovesSAN": "Qxf2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "5r1k/8/p5pp/8/1p6/1Bq3P1/3Q1PK1/8 w - - 4 42", + "PGN": "1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 g6 5. Nf3 Bg7 6. Bc4 e6 7. O-O Ne7 8. Bg5 h6 9. Bf4 a6 10. Qe2 Nbc6 11. Rfd1 O-O 12. Rac1 e5 13. Bg3 Kh7 14. Nd5 Nxd5 15. Rxd5 b5 16. Bb3 Nd4 17. Nxd4 exd4 18. Be5 Bxe5 19. Rxe5 Qf6 20. Rec5 Bb7 21. Rc7 Bc6 22. e5 Qd8 23. R7xc6 dxc6 24. Rxc6 d3 25. Qd2 Rc8 26. Rd6 Qc7 27. Rxd3 Qc1+ 28. Qd1 Qxb2 29. Qf3 Rc1+ 30. Bd1 Qxe5 31. Re3 Qa1 32. Rd3 Qxa2 33. g3 b4 34. Kg2 Rc3 35. h4 Rxd3 36. Qxd3 Qe6 37. Bb3 Qf6 38. h5 Kg7 39. hxg6 fxg6 40. Qd7+ Kh8 41. Qd2 Qc3 *", + "Moves": "d2h6", + "MovesSAN": "Qxh6#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r3r1k1/pp1q1ppp/2p5/8/2P3n1/1PQb3P/PB3PP1/1R3RK1 w - - 0 19", + "PGN": "1. e4 d5 2. exd5 Nf6 3. c4 e6 4. dxe6 Bxe6 5. b3 Bc5 6. Bb2 Bd4 7. Nc3 O-O 8. Be2 Re8 9. Nf3 Bb6 10. O-O Nc6 11. h3 Nd4 12. Nxd4 Bxd4 13. Qc2 Qd7 14. Bf3 c6 15. Rab1 Bf5 16. d3 Bxc3 17. Qxc3 Bxd3 18. Bg4 Nxg4 *", + "Moves": "c3g7", + "MovesSAN": "Qxg7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r2q1r2/1b1p1p1k/p1n2P1p/1pp5/6Qp/3P2P1/PPP2P1P/R3K1NR w KQ - 2 16", + "PGN": "1. e4 c5 2. Bc4 a6 3. Qf3 e6 4. Nc3 b5 5. Bd5 exd5 6. Nxd5 Bb7 7. Nf4 Nf6 8. d3 Bd6 9. g3 Bxf4 10. Bxf4 O-O 11. Bg5 h6 12. Bh4 Nc6 13. e5 g5 14. exf6 gxh4 15. Qg4+ Kh7 *", + "Moves": "g4g7", + "MovesSAN": "Qg7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "5k2/5P2/p3PPK1/8/8/8/8/3q4 w - - 0 48", + "PGN": "1. e4 e6 2. d4 d6 3. f4 d5 4. e5 c5 5. Nf3 Bd7 6. Be3 Nc6 7. dxc5 Qa5+ 8. Nc3 Bxc5 9. Bxc5 Qxc5 10. Nb5 Qb4+ 11. c3 Qe4+ 12. Be2 Ke7 13. Nd6 Nh6 14. Qd2 Qa4 15. Nxb7 Rhb8 16. Nc5 Qa5 17. Nxd7 Kxd7 18. O-O Qb6+ 19. Rf2 Ng4 20. Rf1 Nxf2 21. Rxf2 Qxb2 22. Qxb2 Rxb2 23. a4 Rab8 24. Bb5 Rxf2 25. Kxf2 Kc7 26. Bxc6 Kxc6 27. Nd4+ Kc5 28. Nb5 a6 29. Nd6 Rb3 30. Nxf7 Rxc3 31. Nd8 Ra3 32. Nxe6+ Kc6 33. Nxg7 Rxa4 34. f5 Ra2+ 35. Kf3 Ra3+ 36. Kf4 Ra4+ 37. Kg5 Ra2 38. g4 Rxh2 39. e6 Kd6 40. f6 Rf2 41. f7 Ke7 42. Nf5+ Rxf5+ 43. gxf5 d4 44. Kh6 Kf8 45. Kxh7 d3 46. f6 d2 47. Kg6 d1=Q *", + "Moves": "e6e7", + "MovesSAN": "e7#", + "Themes": "advancedPawn endgame mate mateIn1 oneMove queenEndgame" + }, + { + "FEN": "r1b3rk/ppqp2pp/7N/5p2/3P4/6P1/PP1n2BP/R1B3K1 w - - 0 21", + "PGN": "1. c4 e5 2. g3 Nf6 3. Bg2 Bc5 4. Nf3 e4 5. Ng5 Ng4 6. Nxe4 Bd4 7. e3 f5 8. exd4 O-O 9. O-O Nc6 10. d5 Nce5 11. d4 Nxc4 12. Nbd2 Nce3 13. fxe3 Nxe3 14. Qb3 Nxf1 15. d6+ Kh8 16. dxc7 Qxc7 17. Ng5 Nxd2 18. Nf7+ Kg8 19. Nh6+ Kh8 20. Qg8+ Rxg8 *", + "Moves": "h6f7", + "MovesSAN": "Nf7#", + "Themes": "mate mateIn1 middlegame oneMove smotheredMate" + }, + { + "FEN": "6R1/pp2k1p1/2p4p/4p3/4P3/1B1P2KP/PPPq2P1/R7 b - - 0 23", + "PGN": "1. e4 e5 2. Nc3 Nc6 3. Bc4 Nf6 4. d3 h6 5. f4 d6 6. Nf3 Bg4 7. h3 Bxf3 8. Qxf3 Be7 9. O-O Nd4 10. Qf2 Qd7 11. fxe5 dxe5 12. Nd5 Nxd5 13. Qxf7+ Kd8 14. Bxd5 Rf8 15. Qxf8+ Bxf8 16. Rxf8+ Ke7 17. Rxa8 Ne2+ 18. Kh1 c6 19. Bb3 Qd4 20. Bd2 Qf2 21. Rg8 Ng3+ 22. Kh2 Qxd2 23. Kxg3 *", + "Moves": "d2f4", + "MovesSAN": "Qf4#", + "Themes": "dovetailMate endgame mate mateIn1 oneMove" + }, + { + "FEN": "8/5p2/4pPpp/pp1kP3/2qP2PP/P3K3/4Q3/8 w - - 2 39", + "PGN": "1. e4 b6 2. Nf3 Bb7 3. Nc3 c5 4. Bc4 e6 5. O-O Nf6 6. Re1 Be7 7. a3 d5 8. exd5 Nxd5 9. d3 Nxc3 10. bxc3 O-O 11. Bf4 h6 12. h3 Nd7 13. Qe2 Bf6 14. d4 Re8 15. Ne5 Nxe5 16. dxe5 Bg5 17. Rad1 Qe7 18. Bg3 Rad8 19. f4 Bh4 20. Qe3 Rxd1 21. Rxd1 Bxg3 22. Qxg3 Rd8 23. Rd3 Be4 24. Rxd8+ Qxd8 25. Bd3 Bxd3 26. cxd3 Qd5 27. Qe3 Qb3 28. Qc1 b5 29. d4 Qc4 30. Qb2 cxd4 31. cxd4 a6 32. Kf2 Kf8 33. Ke3 a5 34. g4 Ke7 35. f5 Kd7 36. h4 Kc6 37. f6 g6 38. Qe2 Kd5 *", + "Moves": "e2f3", + "MovesSAN": "Qf3#", + "Themes": "endgame mate mateIn1 oneMove queenEndgame" + }, + { + "FEN": "2r5/p5k1/8/3p2P1/3PpP1p/4P1p1/PP4P1/2Q3K1 b - - 0 45", + "PGN": "1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. Bg5 Be7 6. e3 Nbd7 7. cxd5 exd5 8. Bd3 O-O 9. O-O Ne8 10. Bxe7 Qxe7 11. Qc2 g6 12. Rfe1 f5 13. Rad1 Nef6 14. Ne2 Ne4 15. Ng3 Ndf6 16. Ne5 h5 17. Ne2 Kg7 18. f3 Nd6 19. f4 Nde4 20. Bxe4 Nxe4 21. Nc3 Be6 22. Nxe4 fxe4 23. Qf2 g5 24. Qg3 g4 25. Rf1 Bf5 26. Qf2 Rh8 27. Qc2 Rac8 28. Rc1 Qd6 29. Qb3 Rc7 30. Rf2 h4 31. Rfc2 Kf6 32. Rc5 Rhh7 33. Qd1 Rhg7 34. Qf1 g3 35. h3 Qe6 36. R1c2 Rg8 37. Kh1 Rcg7 38. Rxc6 bxc6 39. Rxc6 Rc8 40. Rxe6+ Bxe6 41. Kg1 Rgc7 42. Ng4+ Bxg4 43. hxg4 Rc1 44. g5+ Kg7 45. Qxc1 *", + "Moves": "c8c1", + "MovesSAN": "Rxc1#", + "Themes": "endgame hangingPiece mate mateIn1 oneMove" + }, + { + "FEN": "1qkr2r1/1p3bpp/p1p1Pp2/b4N2/4P3/6QP/PPP3PK/5R2 w - - 1 25", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. Bb5 Nf6 4. Nc3 Qc7 5. O-O a6 6. Bxc6 dxc6 7. d4 cxd4 8. Qxd4 Bg4 9. Qe3 e5 10. h3 Bh5 11. Nh4 Nd7 12. Qg3 Bg6 13. Nf5 f6 14. Be3 O-O-O 15. Rad1 Rg8 16. Na4 Bf7 17. Rxd7 Rxd7 18. Bb6 Qb8 19. Ba5 Rd8 20. Nb6+ Kc7 21. f4 Bc5+ 22. Kh2 Bxb6 23. fxe5 Bxa5 24. e6+ Kc8 *", + "Moves": "f5e7", + "MovesSAN": "Ne7#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "6k1/p4ppp/5b2/8/4B3/1P4P1/P3PP1P/1RBr1bK1 b - - 4 18", + "PGN": "1. d4 d5 2. c4 e6 3. Nc3 c5 4. Nf3 Nc6 5. cxd5 exd5 6. g3 Nf6 7. Bg2 Be7 8. O-O O-O 9. b3 cxd4 10. Nxd4 Ne4 11. Nxe4 dxe4 12. Nxc6 bxc6 13. Qxd8 Rxd8 14. Bxe4 Bh3 15. Bxc6 Bxf1 16. Bxa8 Bf6 17. Rb1 Rd1 18. Be4 *", + "Moves": "f1h3", + "MovesSAN": "Bh3#", + "Themes": "discoveredAttack endgame master mate mateIn1 oneMove" + }, + { + "FEN": "8/4BRpk/4pnp1/P7/3bP1P1/7P/6BK/2r5 b - - 0 33", + "PGN": "1. d4 d5 2. Nf3 Nf6 3. c4 c6 4. Qb3 dxc4 5. Qxc4 Bf5 6. Nc3 Nbd7 7. g3 e6 8. Bg2 Nb6 9. Qb3 Be7 10. O-O O-O 11. Rd1 Nbd5 12. Nh4 Bg6 13. Nxg6 hxg6 14. e4 Nxc3 15. bxc3 Kh7 16. Qxb7 Rh8 17. Rb1 Kg8 18. Bf4 Ng4 19. h3 Nf6 20. Qc7 Qf8 21. Rb7 Bd8 22. Qxc6 Ba5 23. Bd6 Qc8 24. Qxc8+ Rxc8 25. Bc5 Bxc3 26. Rxa7 Kh7 27. Rxf7 Rhd8 28. Be7 Rxd4 29. Rxd4 Bxd4 30. a4 Rc1+ 31. Kh2 Bxf2 32. g4 Bd4 33. a5 *", + "Moves": "d4e5", + "MovesSAN": "Be5#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r2qk2r/ppp2pQp/5b2/8/2Bn4/5n2/PPP2PPP/2KR3R w kq - 1 14", + "PGN": "1. e4 e5 2. Nf3 d6 3. d4 Bg4 4. dxe5 Bxf3 5. Qxf3 dxe5 6. Bc4 Nf6 7. Bg5 Be7 8. Nd2 Nc6 9. O-O-O Nd4 10. Qg3 Nxe4 11. Qxe5 Nxg5 12. Nf3 Ngxf3 13. Qxg7 Bf6 *", + "Moves": "g7f7", + "MovesSAN": "Qxf7#", + "Themes": "attackingF2F7 mate mateIn1 middlegame oneMove" + }, + { + "FEN": "R7/6pk/1p6/2p3PK/2Pp2n1/3P4/5p2/4rR2 w - - 1 33", + "PGN": "1. c4 e5 2. Nf3 Nc6 3. d3 Bb4+ 4. Bd2 Bxd2+ 5. Nbxd2 d6 6. g3 Nf6 7. Bg2 O-O 8. O-O h5 9. h4 Ng4 10. a3 Nd4 11. Nxd4 exd4 12. b4 c5 13. Nb3 Qe7 14. Ra2 Rb8 15. bxc5 dxc5 16. Nd2 b6 17. a4 Bb7 18. a5 Bxg2 19. Kxg2 f5 20. axb6 axb6 21. Nf3 f4 22. Qc1 fxg3 23. Qg5 Qxg5 24. Nxg5 gxf2 25. Kg3 Rf5 26. Ra7 Rbf8 27. Ne6 R8f7 28. Ra8+ Kh7 29. Ng5+ Rxg5 30. hxg5 Re7 31. Kh4 Rxe2 32. Kxh5 Re1 *", + "Moves": "g5g6", + "MovesSAN": "g6#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "2rq1rk1/1b3pp1/p3pb1p/1p6/1n1P3B/3Q1N2/PP3PPP/1BR2RK1 w - - 0 18", + "PGN": "1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 Nc6 6. Nf3 a6 7. Bd3 dxc4 8. Bxc4 b5 9. Bd3 e6 10. O-O Bd6 11. Bg5 h6 12. Bh4 O-O 13. Rc1 Bb7 14. Ne4 Be7 15. Bb1 Rc8 16. Qd3 Nb4 17. Nxf6+ Bxf6 *", + "Moves": "d3h7", + "MovesSAN": "Qh7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r4rk1/1pp5/p6Q/3P1qNp/2P4N/8/P5PP/5RK1 b - - 4 27", + "PGN": "1. e4 e5 2. d4 exd4 3. Qxd4 Nc6 4. Qd1 Bc5 5. Nf3 d5 6. exd5 Nb4 7. c4 Bf5 8. Na3 Qf6 9. Be3 Bxe3 10. fxe3 Nd3+ 11. Bxd3 Bxd3 12. Qxd3 Qxb2 13. O-O Nf6 14. Nb5 O-O 15. Ng5 Qb4 16. Rxf6 g6 17. Raf1 Qe7 18. e4 a6 19. Qh3 h5 20. Nd4 Qe5 21. Ndf3 Qxf6 22. e5 Qf4 23. e6 fxe6 24. Qxe6+ Kh8 25. Qxg6 Qf5 26. Qh6+ Kg8 27. Nh4 *", + "Moves": "f5f1", + "MovesSAN": "Qxf1#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r2q3r/4k2p/p2p2p1/1p1Qnpp1/6n1/1B6/PPP3PP/R3R2K w - - 0 21", + "PGN": "1. e4 e6 2. f4 b6 3. d4 Bb7 4. Nc3 g6 5. Nf3 Bg7 6. e5 d6 7. Bb5+ Nd7 8. exd6 cxd6 9. O-O a6 10. Ba4 b5 11. Bb3 Bxf3 12. Qxf3 Bxd4+ 13. Kh1 Bxc3 14. Qxc3 Ngf6 15. f5 exf5 16. Re1+ Ne5 17. Bh6 Ng4 18. Qc6+ Ke7 19. Bg5+ f6 20. Qd5 fxg5 *", + "Moves": "d5f7", + "MovesSAN": "Qf7#", + "Themes": "mate mateIn1 middlegame oneMove pin" + }, + { + "FEN": "r2q1kBr/ppp3pp/2np4/b7/3PP3/1QN5/PP3PbP/R1B2RK1 w - - 0 12", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Bb6 5. d4 exd4 6. cxd4 Ba5+ 7. Nc3 d6 8. O-O Bg4 9. Qb3 Bxf3 10. Bxf7+ Kf8 11. Bxg8 Bxg2 *", + "Moves": "b3f7", + "MovesSAN": "Qf7#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r2qbrk1/4bppp/p1n1p3/1p1p4/P1pP1Bn1/2P1P2Q/1PBN1PPP/R3K2R w KQ - 0 14", + "PGN": "1. d4 Nf6 2. Bf4 e6 3. e3 c5 4. c3 Nc6 5. Nd2 d5 6. Ngf3 Be7 7. Ne5 a6 8. a4 O-O 9. Bd3 c4 10. Bc2 Bd7 11. Qf3 b5 12. Qh3 Be8 13. Ng4 Nxg4 *", + "Moves": "h3h7", + "MovesSAN": "Qxh7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "4rk2/2R3Rp/5p2/p1p5/P4r2/8/6PP/6K1 w - - 1 31", + "PGN": "1. e3 e5 2. Bc4 d5 3. Bb3 a5 4. a4 Nf6 5. d4 Nc6 6. dxe5 Nxe5 7. Nc3 Bb4 8. Ne2 Bg4 9. f3 Bf5 10. O-O O-O 11. Nxd5 Nxd5 12. Qxd5 Qxd5 13. Bxd5 Bxc2 14. Bxb7 Rab8 15. Be4 Bxe4 16. fxe4 Rfe8 17. Nd4 c5 18. Nf3 Nd3 19. Bd2 Bxd2 20. Nxd2 Rxb2 21. Nc4 Rb4 22. Rad1 Rxc4 23. Rxd3 Rcxe4 24. Rd5 Rc4 25. Rd7 f6 26. Rc7 Rxe3 27. Rb1 Rb4 28. Rd1 Re8 29. Rdd7 Rf4 30. Rxg7+ Kf8 *", + "Moves": "c7f7", + "MovesSAN": "Rcf7#", + "Themes": "endgame mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "r2qbrk1/7p/4pPpQ/1p1pP2P/1PpP4/5P2/1K6/6nR w - - 0 39", + "PGN": "1. d4 Nf6 2. Bf4 e6 3. e3 d5 4. Nf3 Be7 5. Bd3 O-O 6. Nbd2 c5 7. c3 b6 8. Qc2 Nbd7 9. Ne5 Bb7 10. O-O-O Re8 11. Ndf3 Ne4 12. Nxd7 Qxd7 13. Ne5 Qd8 14. f3 Nf6 15. Bg5 c4 16. Be2 Nd7 17. b3 b5 18. e4 Bxg5+ 19. Kb1 Bf6 20. Ng4 Rc8 21. e5 Be7 22. b4 Bf8 23. Qd2 Be7 24. g3 Rf8 25. h4 f5 26. Nf2 Nb6 27. h5 Na4 28. Rdg1 a5 29. a3 axb4 30. axb4 Ra8 31. g4 f4 32. g5 Bc6 33. Ng4 Be8 34. Nf6+ Bxf6 35. gxf6 g6 36. Qxf4 Nxc3+ 37. Kb2 Nxe2 38. Qh6 Nxg1 *", + "Moves": "h6g7", + "MovesSAN": "Qg7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r3k2r/ppp2ppp/3b4/1N1Pp1q1/4Pn2/4BP2/PP1Q1P1P/R4R1K b kq - 2 17", + "PGN": "1. d4 d5 2. c4 dxc4 3. e3 Nf6 4. Bxc4 Nc6 5. Nf3 Bg4 6. O-O e6 7. Nc3 Bd6 8. e4 e5 9. d5 Nd4 10. Be3 Nxf3+ 11. gxf3 Bh3 12. Re1 Nh5 13. Bf1 Qh4 14. Qd2 Nf4 15. Nb5 Bxf1 16. Rxf1 Qg5+ 17. Kh1 *", + "Moves": "g5g2", + "MovesSAN": "Qg2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2b3k1/pp4pp/4N3/1P1pP3/4p2q/P2nP2P/1B4P1/5RK1 w - - 0 27", + "PGN": "1. d4 d5 2. Nf3 Nf6 3. c4 c6 4. e3 e6 5. b3 Bb4+ 6. Nbd2 Ne4 7. Bd3 O-O 8. O-O f5 9. Bb2 Nd7 10. a3 Ba5 11. b4 Bc7 12. b5 Ndf6 13. Qc2 Bd7 14. Ne5 Be8 15. Rfc1 Bxe5 16. dxe5 Ng4 17. Bxe4 fxe4 18. Rf1 Qh4 19. h3 Nxf2 20. cxd5 cxd5 21. Nb3 Nd3 22. Rxf8+ Kxf8 23. Rf1+ Kg8 24. Nc5 Rc8 25. Nxe6 Bd7 26. Qxc8+ Bxc8 *", + "Moves": "f1f8", + "MovesSAN": "Rf8#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "3Q4/3N1kp1/4qpp1/8/2pn4/7P/5PP1/5K2 w - - 6 38", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Bd2 c5 5. e3 d5 6. Nf3 Nc6 7. a3 Bxc3 8. Bxc3 Ne4 9. Bd3 Nxc3 10. bxc3 O-O 11. cxd5 exd5 12. O-O c4 13. Bc2 Bg4 14. h3 Bh5 15. e4 dxe4 16. Bxe4 Re8 17. Re1 Qa5 18. Qc2 Bg6 19. Bxg6 hxg6 20. Qb2 b6 21. Rad1 Qd5 22. Re2 f6 23. Rde1 Kf7 24. Rxe8 Rxe8 25. Rxe8 Kxe8 26. Qe2+ Kf7 27. Nd2 b5 28. Kf1 a6 29. Ne4 a5 30. Nc5 b4 31. axb4 axb4 32. cxb4 Nxb4 33. Qd2 Nc6 34. Qf4 Nxd4 35. Qc7+ Kg8 36. Nd7 Qe6 37. Qd8+ Kf7 *", + "Moves": "d8f8", + "MovesSAN": "Qf8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "8/R7/8/4N1p1/P7/2r3k1/8/6K1 b - - 0 43", + "PGN": "1. e4 c6 2. d4 d5 3. e5 h6 4. f4 Bf5 5. Nf3 e6 6. Bd3 Bxd3 7. Qxd3 Ne7 8. O-O Qb6 9. Kh1 Nf5 10. c3 c5 11. a4 Nc6 12. g4 c4 13. Qc2 Nfe7 14. f5 O-O-O 15. Bf4 exf5 16. gxf5 Ng8 17. Nbd2 Be7 18. Rfb1 g5 19. Be3 g4 20. Ne1 Nxe5 21. b3 Bg5 22. bxc4 Qc6 23. Bxg5 dxc4+ 24. Qe4 Qxe4+ 25. Nxe4 hxg5 26. dxe5 Ne7 27. Nd6+ Rxd6 28. exd6 Nxf5 29. d7+ Kxd7 30. Rxb7+ Ke6 31. Ng2 g3 32. Re1+ Kf6 33. Rf1 Kg6 34. Rxf5 Kxf5 35. Rxf7+ Kg4 36. Ne3+ Kh3 37. hxg3 Kxg3+ 38. Kg1 Re8 39. Nf5+ Kg4 40. Nd6 Re3 41. Nxc4 Rxc3 42. Ne5+ Kg3 43. Rxa7 *", + "Moves": "c3c1", + "MovesSAN": "Rc1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "2Q2nk1/5r1p/p2p2p1/6P1/3Nb3/8/PPR5/1K1R1q2 b - - 0 31", + "PGN": "1. d4 Nf6 2. Bf4 g6 3. Nc3 Bg7 4. Qd2 O-O 5. O-O-O b6 6. Bh6 Bxh6 7. Qxh6 Ng4 8. Qf4 d6 9. h3 Nf6 10. e4 Nc6 11. f3 e5 12. dxe5 Nxe5 13. g4 a6 14. Nge2 b5 15. h4 b4 16. Nd5 Nfd7 17. g5 c6 18. h5 cxd5 19. hxg6 fxg6 20. Qh4 Rf7 21. Nd4 Nf8 22. Be2 dxe4 23. fxe4 b3 24. cxb3 Bb7 25. Rh2 Rc8+ 26. Kb1 Qc7 27. Bc4 Nxc4 28. bxc4 Qxc4 29. Rc2 Qf1 30. Qg4 Bxe4 31. Qxc8 *", + "Moves": "f1d1", + "MovesSAN": "Qxd1#", + "Themes": "hangingPiece mate mateIn1 middlegame oneMove pin" + }, + { + "FEN": "r3k2r/p4pR1/2p2n1p/n1b1p3/B6q/2NP3P/PPP2P1P/R1BQK3 b Qkq - 0 14", + "PGN": "1. e4 e5 2. Bc4 Nf6 3. Nf3 Nc6 4. Ng5 d5 5. exd5 Na5 6. Bb5+ c6 7. dxc6 bxc6 8. Ba4 h6 9. Nh3 Bxh3 10. gxh3 Qd5 11. Rg1 Bc5 12. Nc3 Qc4 13. d3 Qh4 14. Rxg7 *", + "Moves": "h4f2", + "MovesSAN": "Qxf2#", + "Themes": "attackingF2F7 mate mateIn1 middlegame oneMove" + }, + { + "FEN": "4r3/pb1n1k2/1pp2npQ/3p4/7B/2P2B2/PPP2PPP/4R1K1 b - - 0 21", + "PGN": "1. e4 b6 2. Nf3 Bb7 3. Nc3 e6 4. Be2 Bb4 5. O-O Bxc3 6. dxc3 Bxe4 7. Ng5 Bb7 8. Bf3 c6 9. Qd4 Nf6 10. Re1 d5 11. Nxe6 fxe6 12. Rxe6+ Kf7 13. Re1 Nbd7 14. Bg5 h6 15. Bh4 Re8 16. Bh5+ g6 17. Rxe8 Qxe8 18. Bf3 Qe6 19. Qd2 Re8 20. Qxh6 Qe1+ 21. Rxe1 *", + "Moves": "e8e1", + "MovesSAN": "Rxe1#", + "Themes": "backRankMate mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2r2rk1/p1ppbpp1/1pn1p2p/1N2P3/2PPQ2q/P2B4/1P3PPP/R3K2R w KQ - 5 14", + "PGN": "1. d4 e6 2. c4 b6 3. Nc3 Bb7 4. e4 Bb4 5. Bd3 Nf6 6. Bg5 h6 7. Bxf6 Qxf6 8. e5 Qh4 9. Nf3 Bxf3 10. Qxf3 Nc6 11. a3 Be7 12. Nb5 O-O 13. Qe4 Rac8 *", + "Moves": "e4h7", + "MovesSAN": "Qh7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/p4R2/2p5/1p6/5pp1/1P2rkBb/P1R4K/5r2 w - - 4 45", + "PGN": "1. d4 e6 2. c4 f5 3. g3 Nf6 4. Bg2 Be7 5. Nf3 O-O 6. O-O d6 7. b3 Ne4 8. Nfd2 Nxd2 9. Qxd2 Bf6 10. Bb2 e5 11. dxe5 dxe5 12. Rd1 Qxd2 13. Rxd2 c6 14. Nc3 Be6 15. Na4 Na6 16. Rad1 Kf7 17. e4 f4 18. f3 g5 19. Bf1 Rae8 20. c5 Nc7 21. Bc3 Re7 22. Nb2 Nb5 23. Bxb5 cxb5 24. Nd3 Bc8 25. g4 h5 26. h3 hxg4 27. hxg4 Rh8 28. Nb4 Rh3 29. Nd5 Re8 30. Nxf6 Kxf6 31. Rd6+ Be6 32. R1d5 Rxf3 33. Bxe5+ Kf7 34. Rd4 Bxg4 35. Bf6 Bh3 36. e5 Rf1+ 37. Kh2 g4 38. Rd7+ Kg6 39. Rd2 Kf5 40. Bh4 Rxe5 41. Rf7+ Ke4 42. c6 bxc6 43. Rc2 Kf3 44. Bg3 Re3 *", + "Moves": "f7f4", + "MovesSAN": "Rxf4#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "3r2k1/pp3p1p/8/2p5/2P2P2/1P5b/P4P1P/3Q2K1 b - - 0 25", + "PGN": "1. e4 c5 2. b3 e6 3. Bb2 Nf6 4. Nf3 Be7 5. Nc3 O-O 6. Bc4 d5 7. exd5 exd5 8. Nxd5 Nxd5 9. Bxd5 Qxd5 10. O-O Nc6 11. Re1 Be6 12. d3 Nd4 13. c4 Nxf3+ 14. gxf3 Qg5+ 15. Kh1 Bf6 16. Rg1 Qh6 17. Qc2 Bxb2 18. Qxb2 Rad8 19. Rxg7+ Qxg7 20. Rg1 Qxg1+ 21. Kxg1 Rxd3 22. f4 Bh3 23. Qe2 Rfd8 24. Qh5 Rd1+ 25. Qxd1 *", + "Moves": "d8d1", + "MovesSAN": "Rxd1#", + "Themes": "endgame hangingPiece mate mateIn1 oneMove" + }, + { + "FEN": "5k2/2Q2pp1/p7/1P2p1bp/8/2P2P1b/1PqRK2N/8 b - - 0 36", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O d6 6. Re1 Bg4 7. h3 Bh5 8. c3 Qd7 9. d4 O-O-O 10. d5 b5 11. dxc6 Qxc6 12. Bc2 h6 13. g4 Nxg4 14. hxg4 Bxg4 15. Qd3 h5 16. Nh2 Qd7 17. f3 Bh3 18. a4 Qe6 19. axb5 Qg6+ 20. Kf2 Qg2+ 21. Ke3 d5 22. Re2 Qg5+ 23. Kf2 Qg2+ 24. Ke1 Qg1+ 25. Kd2 Be7 26. exd5 Bg5+ 27. Re3 Rxd5 28. Qxd5 Qxe3+ 29. Kd1 Qxc1+ 30. Ke2 Qxc2+ 31. Nd2 Rd8 32. Qa8+ Kd7 33. Qc6+ Ke7 34. Qxc7+ Kf8 35. Rd1 Rxd2+ 36. Rxd2 *", + "Moves": "c2d2", + "MovesSAN": "Qxd2#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r1bq1rk1/pppn2pp/4pp2/3pN3/3P4/3QPPP1/P1P3P1/R3KB1R w KQ - 0 13", + "PGN": "1. d4 d5 2. Bf4 Nf6 3. Nc3 e6 4. Nf3 Bb4 5. e3 Bxc3+ 6. bxc3 O-O 7. Be5 Nbd7 8. Bg3 Ne4 9. Ne5 Nxc3 10. Qd3 Ne4 11. f3 Nxg3 12. hxg3 f6 *", + "Moves": "d3h7", + "MovesSAN": "Qxh7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1q2rk1/pp3pp1/3Q3p/4p3/4Pn2/P1P2P1P/1P3P1K/2RB2R1 b - - 0 19", + "PGN": "1. e4 c5 2. Nc3 d6 3. Nf3 Nc6 4. d4 cxd4 5. Nxd4 e5 6. Nf3 Bg4 7. Be2 h6 8. a3 Be7 9. Nd5 Nf6 10. O-O Nxd5 11. Qxd5 O-O 12. h3 Bxf3 13. gxf3 Nd4 14. Bd1 Qc8 15. c3 Ne6 16. Kh2 Bg5 17. Rg1 Bxc1 18. Rxc1 Nf4 19. Qxd6 *", + "Moves": "c8h3", + "MovesSAN": "Qxh3#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "R7/6p1/4rpk1/6p1/1b6/1P4NP/P4PP1/5K2 b - - 11 41", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 4. O-O Be7 5. d4 Bd7 6. c3 exd4 7. cxd4 Nf6 8. Re1 O-O 9. Nc3 a6 10. Ba4 b5 11. Bc2 b4 12. Ne2 h6 13. Ng3 a5 14. h3 Re8 15. Qd3 b3 16. Bxb3 a4 17. Bc2 Nb4 18. Qc3 Nxc2 19. Qxc2 Bf8 20. Bf4 Nh7 21. e5 Rc8 22. Rad1 Be6 23. d5 Bd7 24. Nd4 c5 25. dxc6 dxe5 26. Bxe5 Qg5 27. Qxa4 Be6 28. Qb5 f6 29. Bf4 Qxb5 30. Nxb5 Rxc6 31. Nd4 Ra6 32. Nxe6 Raxe6 33. Rxe6 Rxe6 34. b3 Ng5 35. Bxg5 hxg5 36. Kf1 Ba3 37. Rd8+ Kf7 38. Rd7+ Kg6 39. Ra7 Bc5 40. Ra5 Bb4 41. Ra8 *", + "Moves": "e6e1", + "MovesSAN": "Re1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "1k1r3r/pPp2ppp/3b1n2/7q/8/2N2B2/PP3PPP/R1BQ1RK1 b - - 0 13", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nf3 Bg4 4. Be2 Nf6 5. d4 Nc6 6. c4 Qh5 7. d5 O-O-O 8. Nc3 e6 9. O-O exd5 10. cxd5 Bd6 11. dxc6 Bxf3 12. cxb7+ Kb8 13. Bxf3 *", + "Moves": "h5h2", + "MovesSAN": "Qxh2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "5R2/2p3p1/1b1p3k/6p1/1p2B3/r6b/5P1P/6K1 w - - 6 29", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Nc3 Bc5 5. d3 h6 6. O-O d6 7. Nd5 Bg4 8. Nxf6+ Qxf6 9. c3 O-O 10. d4 exd4 11. cxd4 Nxd4 12. Be3 Nxf3+ 13. gxf3 Bxf3 14. Qd5 Qg6+ 15. Bg5 hxg5 16. Qf5 Qxf5 17. exf5 Be4 18. Rfe1 Bxf5 19. a3 Rfe8 20. b4 Rxe1+ 21. Rxe1 Bb6 22. Re7 a5 23. Bxf7+ Kh8 24. Bd5 axb4 25. Bxb7 Rxa3 26. Rf7 Bh3 27. Rf8+ Kh7 28. Be4+ Kh6 *", + "Moves": "f8h8", + "MovesSAN": "Rh8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r1bq1rk1/pp3pp1/2n1p3/2pp4/3P4/2P1PNP1/PPQn1PP1/R3K2R w KQ - 0 13", + "PGN": "1. d4 d5 2. Nf3 c5 3. Bf4 Nc6 4. e3 Nf6 5. c3 e6 6. Nbd2 Bd6 7. Bg3 Bxg3 8. hxg3 O-O 9. Bd3 Ne4 10. Qc2 Nxd2 11. Bxh7+ Kh8 12. Bg8+ Kxg8 *", + "Moves": "c2h7", + "MovesSAN": "Qh7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r2q1rk1/2p2ppn/p1np3p/1p3N2/4PbQP/3PN3/PPP3P1/2KR3R w - - 0 16", + "PGN": "1. e4 e5 2. Bc4 Nc6 3. Ne2 Be7 4. d3 Nf6 5. f4 exf4 6. Bxf4 d6 7. Nd2 O-O 8. Ng3 Be6 9. Qe2 Bxc4 10. Nxc4 h6 11. O-O-O a6 12. Nf5 b5 13. Nce3 Nh7 14. Qg4 Bg5 15. h4 Bxf4 *", + "Moves": "g4g7", + "MovesSAN": "Qxg7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "7R/p1p2pB1/1p2pPk1/5rp1/4N2P/2P4r/P3K3/8 w - - 2 37", + "PGN": "1. e4 e6 2. d3 d5 3. Nd2 Nf6 4. f4 g6 5. Qf3 Bg7 6. Ne2 O-O 7. g4 dxe4 8. dxe4 Nc6 9. c3 Re8 10. Ng3 b6 11. g5 Nd7 12. h4 Bb7 13. Be2 Nc5 14. Qg4 Nd3+ 15. Bxd3 Qxd3 16. e5 Nxe5 17. fxe5 Bxh1 18. Nxh1 Rad8 19. Ne4 Bxe5 20. Nhf2 Qc2 21. Qf3 Rd5 22. Ng4 Red8 23. Be3 Qxb2 24. Rc1 Rd3 25. Ngf6+ Bxf6 26. gxf6 Qh2 27. Qf4 Qxf4 28. Bxf4 Rf3 29. Bg5 Rdd3 30. Ke2 Rh3 31. Rc2 Rdf3 32. Rd2 h6 33. Bxh6 Kh7 34. Bg7 Rf5 35. Rd8 g5 36. Rh8+ Kg6 *", + "Moves": "h8h6", + "MovesSAN": "Rh6#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "1r5r/p1p3p1/2Bk4/5Q2/3P4/2P4n/PP1q1P2/4RK2 w - - 3 26", + "PGN": "1. e4 d5 2. exd5 Nf6 3. d4 Nxd5 4. Nf3 Bg4 5. h3 Bh5 6. g4 Bg6 7. Bg2 Nc6 8. c3 e6 9. O-O h5 10. Re1 hxg4 11. hxg4 f5 12. Bg5 Be7 13. Bxe7 Qxe7 14. Ne5 Nxe5 15. Rxe5 Nf4 16. Bxb7 Rb8 17. Bc6+ Kf7 18. Qf3 Qg5 19. Nd2 Nh3+ 20. Kf1 Qxd2 21. gxf5 exf5 22. Qd5+ Kf8 23. Rxf5+ Bxf5 24. Qxf5+ Ke7 25. Re1+ Kd6 *", + "Moves": "f5d5", + "MovesSAN": "Qd5#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/5k2/p7/8/3R1B1r/6R1/PPr3p1/6K1 b - - 1 49", + "PGN": "1. d4 Nf6 2. Bf4 c5 3. e3 d5 4. c3 Nc6 5. Nd2 cxd4 6. exd4 Bg4 7. Qb3 Qd7 8. h3 Bh5 9. Ngf3 Bxf3 10. Nxf3 e6 11. Ne5 Qc8 12. Qa4 a6 13. Bd3 Be7 14. O-O b5 15. Qc2 O-O 16. Rae1 g6 17. Bh6 Re8 18. f4 b4 19. Nxg6 fxg6 20. Bxg6 Rf8 21. f5 Nxd4 22. Qd3 Nxf5 23. Bxf5 exf5 24. Rxe7 Qc5+ 25. Qe3 Qxe3+ 26. Rxe3 Rfe8 27. Rg3+ Kf7 28. Rxf5 Ke6 29. Rf1 bxc3 30. Rxc3 Rac8 31. Rb3 Rc6 32. Be3 Ne4 33. Bd4 Rg8 34. g4 h5 35. Rf5 hxg4 36. Re5+ Kd6 37. h4 g3 38. Rh5 Rg6 39. Rb7 g2 40. Be3 d4 41. Bf4+ Ke6 42. Re5+ Kf6 43. Rxe4 Kf5 44. Rxd4 Rg4 45. Rf7+ Ke6 46. Rf8 Rc2 47. Re8+ Kf7 48. Re3 Rxh4 49. Rg3 *", + "Moves": "h4h1", + "MovesSAN": "Rh1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "6rk/8/7p/1P1p1p1P/3P4/4Q3/5BPK/3q4 w - - 0 57", + "PGN": "1. e4 e5 2. Bc4 Nc6 3. Nf3 Nf6 4. d3 Bc5 5. c3 h6 6. b4 Bb6 7. b5 Na5 8. Nxe5 Nxc4 9. Nxc4 d5 10. Nxb6 axb6 11. e5 Nd7 12. d4 O-O 13. Qf3 c6 14. Qg3 Kh8 15. O-O Rg8 16. f4 Nf8 17. f5 f6 18. e6 Qe7 19. Bf4 Qe8 20. Qh3 Qe7 21. Nd2 Nxe6 22. fxe6 Bxe6 23. Qh5 Bf7 24. Qf3 c5 25. Rfe1 Qd7 26. a4 Rac8 27. Rac1 Ra8 28. Ra1 cxd4 29. cxd4 Rgc8 30. Qe3 Re8 31. Qg3 Rxe1+ 32. Qxe1 Bg6 33. Qg3 Kh7 34. Nf3 Qe7 35. h4 Qb4 36. Qe1 Qc4 37. Be3 Be4 38. Nd2 Qd3 39. Nxe4 Qxe4 40. Bf2 Qg6 41. Qb1 f5 42. Qb3 Rd8 43. Re1 Qg4 44. Qf3 Qg6 45. Qe3 Qg4 46. Qg3 Qh5 47. Re7 Rg8 48. Rxb7 Qd1+ 49. Kh2 Qxa4 50. Rxb6 Qa5 51. Qg6+ Kh8 52. h5 Qd2 53. Qg3 Qe2 54. Qf3 Qc2 55. Qe3 Qd1 56. Rxh6+ gxh6 *", + "Moves": "e3h6", + "MovesSAN": "Qxh6#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "rn2r2k/pQ2B1b1/2p4p/2N2p1q/2bP3P/4P3/PP3PB1/2R1K1R1 b - - 1 25", + "PGN": "1. d4 Nf6 2. Nf3 g6 3. Bg5 Bg7 4. e3 Ne4 5. Bh4 d5 6. Nc3 c6 7. Nxe4 dxe4 8. Nd2 Qa5 9. c3 Bf5 10. g4 Be6 11. Nxe4 Bd5 12. Bg2 f5 13. gxf5 gxf5 14. Qh5+ Bf7 15. Qg5 O-O 16. Nc5 h6 17. Qxe7 Qb5 18. Qxb7 Qc4 19. Bf1 Qd5 20. Rg1 Kh8 21. Be7 Re8 22. c4 Qf3 23. Bg2 Qh5 24. h4 Bxc4 25. Rc1 *", + "Moves": "h5e2", + "MovesSAN": "Qe2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "1b5k/p5pp/2p5/3P4/4p3/P3P2P/1P1BB2q/3K1R2 w - - 0 30", + "PGN": "1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 c6 5. e3 Bb4 6. cxd5 exd5 7. Be2 Ne4 8. Qb3 Bd6 9. h3 O-O 10. O-O Nd7 11. a3 f5 12. Nxe4 fxe4 13. Nd2 Nf6 14. f3 Kh8 15. fxe4 Nxe4 16. Nxe4 dxe4 17. Bd2 Qe7 18. Rxf8+ Qxf8 19. Rf1 Qe8 20. d5 Qe5 21. Rf7 Qh2+ 22. Kf1 Qh1+ 23. Kf2 Bxh3 24. gxh3 Qh2+ 25. Ke1 Bg3+ 26. Kd1 Qg1+ 27. Rf1 Qh2 28. Qxb7 Rb8 29. Qxb8+ Bxb8 *", + "Moves": "f1f8", + "MovesSAN": "Rf8#", + "Themes": "backRankMate endgame mate mateIn1 oneMove" + }, + { + "FEN": "r1b3k1/2q2p1p/3p2p1/2pP4/2P1RP2/2Q4P/6P1/6K1 w - - 1 29", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nc3 b6 4. e4 d6 5. Nf3 Bb7 6. Qc2 Be7 7. Be2 O-O 8. Be3 Nbd7 9. O-O c5 10. d5 exd5 11. exd5 a6 12. a4 Qc7 13. Ne1 Ne5 14. f4 Neg4 15. Bxg4 Nxg4 16. Bd2 Rfe8 17. h3 Nf6 18. Nd3 Bf8 19. Rfe1 g6 20. Nf2 Bg7 21. Nce4 Nxe4 22. Nxe4 b5 23. axb5 axb5 24. b3 Bxa1 25. Bc3 Bxc3 26. Qxc3 Rxe4 27. Rxe4 bxc4 28. bxc4 Bc8 *", + "Moves": "e4e8", + "MovesSAN": "Re8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "8/4Nr1k/p6b/1p1P2pQ/8/1P6/2q2PP1/4RK2 b - - 3 48", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bd3 e5 7. Nb3 Be6 8. Bg5 Be7 9. O-O Qc7 10. Bxf6 Bxf6 11. Nd5 Bxd5 12. exd5 b5 13. Re1 Nd7 14. Nd4 Nc5 15. Bf5 g6 16. Bh3 O-O 17. Nc6 Nb7 18. Rb1 Na5 19. Qf3 Bg7 20. Nb4 Nc4 21. b3 Nd2 22. Qd3 Nxb1 23. Rxb1 Qc5 24. Nc6 Rfe8 25. Bd7 Rf8 26. Rc1 Qa3 27. Re1 Qxa2 28. h4 f5 29. h5 e4 30. Qh3 Be5 31. Be6+ Kg7 32. Qh4 Bf6 33. Qg3 Qa3 34. hxg6 hxg6 35. Bxf5 g5 36. Bxe4 Rae8 37. Qg4 Rf7 38. Qf5 Kf8 39. Qg6 Qb2 40. Kf1 Qc3 41. Qh6+ Bg7 42. Qxd6+ Kg8 43. Bh7+ Kxh7 44. Rxe8 Qa1+ 45. Re1 Qc3 46. Ne7 Qxc2 47. Qh2+ Bh6 48. Qh5 *", + "Moves": "c2f2", + "MovesSAN": "Qxf2#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r1b1Qrk1/pp4pp/1qp1p2n/3pP3/2P3P1/3B4/PP3R1P/RN4K1 w - - 2 18", + "PGN": "1. e4 c6 2. d4 d5 3. e5 f6 4. Nf3 Nd7 5. Bf4 fxe5 6. Bxe5 Nxe5 7. Nxe5 e6 8. c4 Bd6 9. Bd3 Bxe5 10. dxe5 Qc7 11. f4 Ne7 12. O-O O-O 13. Qh5 Nf5 14. g4 Nh6 15. Rf3 Qb6+ 16. Rf2 Rxf4 17. Qe8+ Rf8 *", + "Moves": "e8f8", + "MovesSAN": "Qxf8#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/1b6/5R2/2PpB3/1rpPk1p1/4P3/3K4/8 w - - 0 52", + "PGN": "1. b4 e5 2. a3 d5 3. Bb2 Bd6 4. e3 Nf6 5. Bb5+ c6 6. Bf1 Bf5 7. Nf3 Nbd7 8. d4 e4 9. Ne5 Qe7 10. Nxd7 Bxd7 11. h3 O-O 12. Nd2 b5 13. Nb3 Be8 14. c3 Nd7 15. a4 Nb6 16. a5 Nc4 17. Bxc4 bxc4 18. Nc5 Bxc5 19. bxc5 f5 20. Bc1 Qg5 21. Rh2 Bh5 22. Qa4 Qf6 23. Kd2 f4 24. Ke1 g5 25. Rb1 Rab8 26. Rb4 Rxb4 27. cxb4 fxe3 28. Bxe3 Rb8 29. a6 Rb5 30. Kd2 h6 31. g4 Bg6 32. Kc3 Qf3 33. Qc2 Be8 34. h4 Qxg4 35. Rh1 Qg2 36. Qb1 Qf3 37. hxg5 hxg5 38. Qd1 Qxd1 39. Rxd1 g4 40. Bf4 Bd7 41. Rh1 Kg7 42. Be5+ Kg6 43. Rh8 Kf5 44. Rf8+ Kg5 45. Ra8 e3 46. fxe3 Kf5 47. Rxa7 Bc8 48. Rc7 Bxa6 49. Rxc6 Bb7 50. Rf6+ Ke4 51. Kd2 Rxb4 *", + "Moves": "f6f4", + "MovesSAN": "Rf4#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "8/pp6/2nR4/5p1q/1P1p1Bk1/P4bP1/5Q2/6K1 b - - 17 42", + "PGN": "1. e4 e6 2. d4 d5 3. exd5 exd5 4. Bd3 c5 5. dxc5 Bxc5 6. Nf3 Nf6 7. O-O O-O 8. Bg5 h6 9. Bh4 g5 10. Bg3 Ne4 11. Nc3 f5 12. Be5 Nc6 13. a3 g4 14. b4 Bxf2+ 15. Rxf2 Nxf2 16. Kxf2 gxf3 17. Bf4 Qh4+ 18. g3 Qxh2+ 19. Kxf3 Re8 20. Qg1 Qh5+ 21. Kg2 d4 22. Nd5 Qf7 23. Nc7 Be6 24. Nxa8 Bd5+ 25. Kf2 Rxa8 26. Qh2 Be4 27. Qxh6 Bxd3 28. Rh1 Qa2 29. Qh8+ Kf7 30. Rh7+ Ke6 31. Rh6+ Kd5 32. Rd6+ Kc4 33. Qxa8 Qxc2+ 34. Kg1 Qd1+ 35. Kh2 Qh5+ 36. Kg1 Be4 37. Qg8+ Kd3 38. Qb3+ Ke2 39. Qb2+ Kf3 40. Qf2+ Kg4 41. Qe2+ Bf3 42. Qf2 *", + "Moves": "h5h1", + "MovesSAN": "Qh1#", + "Themes": "endgame master masterVsMaster mate mateIn1 oneMove" + }, + { + "FEN": "4k3/5p2/5Bp1/1p5p/1K1Rn1r1/PP6/8/8 w - - 2 44", + "PGN": "1. e4 c5 2. Nc3 Nc6 3. f4 g6 4. Nf3 Bg7 5. Bc4 e6 6. d3 Nge7 7. Qe2 O-O 8. a3 d5 9. Ba2 dxe4 10. dxe4 Nd4 11. Nxd4 Bxd4 12. Bd2 Nc6 13. O-O-O a6 14. f5 exf5 15. exf5 Bxf5 16. g4 Re8 17. Qf3 Bxc3 18. Bxc3 Qg5+ 19. Kb1 Qxg4 20. Qd5 Be6 21. Qxc5 Bxa2+ 22. Kxa2 Rac8 23. Rhe1 Red8 24. Rxd8+ Rxd8 25. Qd6 Qc4+ 26. Kb1 Qh4 27. Qf6 Qxf6 28. Bxf6 Rc8 29. h4 Kf8 30. Ka2 Nd8 31. c4 Ne6 32. b3 b5 33. cxb5 axb5 34. Kb2 Ke8 35. Rd1 h5 36. Rd5 Rc5 37. Rd6 Rf5 38. Bh8 Rf2+ 39. Kc3 Nc5 40. Kb4 Ne4 41. Rd4 Rf4 42. Be5 Rxh4 43. Bf6 Rg4 *", + "Moves": "d4d8", + "MovesSAN": "Rd8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r1b1k2r/p2n1ppp/4p3/q1p1P3/1P3P2/2pQB3/1PP3PP/2KR1B1R b kq - 0 14", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. Be3 Bb4 7. f3 Qa5 8. Qd3 d5 9. Nxc6 bxc6 10. e5 Nd7 11. f4 c5 12. a3 d4 13. O-O-O dxc3 14. axb4 *", + "Moves": "a5a1", + "MovesSAN": "Qa1#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/3Q1Rbk/6p1/7p/3Pq2P/6PK/2P5/8 b - - 5 48", + "PGN": "1. d4 d5 2. Bf4 Nf6 3. Nc3 a6 4. a4 c5 5. e3 Nc6 6. Nf3 Bg4 7. Be2 e6 8. O-O Rc8 9. Ne5 Bxe2 10. Qxe2 cxd4 11. Nxc6 Rxc6 12. exd4 Qc8 13. Be5 Be7 14. f4 g6 15. Rad1 O-O 16. Kh1 Rxc3 17. bxc3 Ne4 18. Rd3 f6 19. Rh3 fxe5 20. fxe5 Rxf1+ 21. Qxf1 Qf8 22. Rf3 Qe8 23. Qa1 b5 24. axb5 Qxb5 25. h3 a5 26. Qc1 Bg5 27. Qa3 Qb8 28. Qxa5 Be7 29. Qa6 Ng5 30. Rf1 Bf8 31. h4 Ne4 32. Qxe6+ Kh8 33. Rf3 Qd8 34. Kg1 Bg7 35. Qc6 h6 36. g3 Kh7 37. e6 Qb8 38. e7 Nd6 39. Qxd6 Qxd6 40. e8=Q h5 41. Kg2 Qa6 42. Qe3 Qa2 43. Rf2 Qb1 44. Qf3 Qe1 45. Qxd5 Qxc3 46. Qd7 Qe3 47. Rf7 Qe4+ 48. Kh3 *", + "Moves": "e4h1", + "MovesSAN": "Qh1#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "8/6k1/6p1/7p/5P2/6PK/2R3P1/5r2 b - - 14 45", + "PGN": "1. d4 Nf6 2. Bf4 g6 3. e3 Bg7 4. Nf3 O-O 5. Nbd2 d6 6. Bc4 Nbd7 7. O-O c5 8. c3 a6 9. a3 b5 10. Ba2 c4 11. e4 Bb7 12. Re1 Nh5 13. Bg3 Nxg3 14. hxg3 e6 15. b3 d5 16. exd5 exd5 17. bxc4 dxc4 18. Bb1 Nf6 19. Ne4 Nd5 20. a4 f5 21. Nc5 Bc6 22. Qd2 Re8 23. Bc2 Nf6 24. Ne5 Ne4 25. Nxe4 Bxe5 26. dxe5 fxe4 27. Qxd8 Raxd8 28. Bxe4 Bxe4 29. Rxe4 Rd3 30. axb5 axb5 31. Rb1 Rxc3 32. Rxb5 Rc1+ 33. Kh2 c3 34. Rc4 h5 35. Rbc5 Kf7 36. Rxc3 Rxc3 37. Rxc3 Rxe5 38. f4 Re2 39. Kh3 Kf6 40. Rc6+ Kg7 41. Rc7+ Kh6 42. Rc8 Re1 43. Kh2 Rf1 44. Rc2 Kg7 45. Kh3 *", + "Moves": "f1h1", + "MovesSAN": "Rh1#", + "Themes": "endgame mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "2b4r/pp2kpbp/3pp1p1/1N6/3qn3/P7/3N1PPP/R2QKB1R b KQ - 1 16", + "PGN": "1. e4 c5 2. c3 g6 3. d4 cxd4 4. cxd4 Bg7 5. Nf3 e6 6. Nc3 Nc6 7. Bf4 Qb6 8. Nb5 Nxd4 9. Nc7+ Ke7 10. Nxa8 Qb4+ 11. Nd2 Nf6 12. a3 Qxb2 13. Be5 d6 14. Bxd4 Qxd4 15. Nc7 Nxe4 16. Nb5 *", + "Moves": "d4f2", + "MovesSAN": "Qxf2#", + "Themes": "attackingF2F7 mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r5k1/pp4bp/6p1/6B1/6PQ/nN5P/PP6/KR5R b - - 0 29", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. Nb3 d6 7. Bd2 Nf6 8. f4 Bg4 9. Be2 Qd7 10. h3 Bxe2 11. Qxe2 O-O 12. O-O-O Nh5 13. Qf3 f5 14. exf5 Nxf4 15. Qxf4 Rxf5 16. Qc4+ d5 17. Qh4 e5 18. Bg5 d4 19. g4 Rf3 20. Ne4 d3 21. Nec5 Qd5 22. Nxd3 Rxd3 23. cxd3 Nb4 24. Kb1 e4 25. dxe4 Qxe4+ 26. Ka1 Nc2+ 27. Kb1 Na3+ 28. Ka1 Qb1+ 29. Rxb1 *", + "Moves": "a3c2", + "MovesSAN": "Nc2#", + "Themes": "mate mateIn1 middlegame oneMove smotheredMate" + }, + { + "FEN": "rn4k1/ppq2ppp/2p5/8/5Pn1/2NP4/PPP3BP/R3Q1K1 w - - 0 17", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. Nf3 c6 5. g3 Nf6 6. Bg2 e6 7. O-O Qc7 8. d3 e5 9. Re1 Bd6 10. Bf4 O-O 11. Bxe5 Bxe5 12. Nxe5 Re8 13. f4 Bf5 14. g4 Bxg4 15. Nxg4 Rxe1+ 16. Qxe1 Nxg4 *", + "Moves": "e1e8", + "MovesSAN": "Qe8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "6rk/pb3p2/1p2p3/2n2p1p/4pQqP/1B4N1/PPP2PP1/3R2K1 w - - 1 25", + "PGN": "1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. Ne2 dxe4 5. Bd2 Bxc3 6. Bxc3 Nf6 7. Nf4 O-O 8. Bc4 b6 9. O-O Bb7 10. Bb3 Qe7 11. Re1 c5 12. dxc5 Qxc5 13. Bxf6 gxf6 14. Nh5 Qg5 15. Re3 Kh8 16. Rg3 Qh6 17. Qg4 Nd7 18. Rd1 Rg8 19. Qe2 Nc5 20. Rxg8+ Rxg8 21. Ng3 f5 22. Qd2 Qg6 23. Qf4 h5 24. h4 Qg4 *", + "Moves": "f4h6", + "MovesSAN": "Qh6#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "6k1/5p2/5B2/3R2pp/3Pp3/2P1PnPK/5P1P/6r1 b - - 3 43", + "PGN": "1. c4 e5 2. Nc3 Nf6 3. g3 Bb4 4. Bg2 O-O 5. e3 Bxc3 6. bxc3 d6 7. d4 Nc6 8. Ne2 Bf5 9. O-O Bg6 10. Ba3 Re8 11. c5 Qd7 12. cxd6 cxd6 13. Qa4 Bd3 14. Rfe1 b5 15. Qd1 e4 16. Nf4 Bc4 17. Bb2 d5 18. a4 Na5 19. axb5 Qxb5 20. Ba3 Bb3 21. Qd2 Nc4 22. Qc1 a5 23. Bf1 Rab8 24. Bc5 a4 25. Bxc4 Qxc4 26. Bb4 Rec8 27. Qd2 Nd7 28. Ne2 Nb6 29. Nc1 Qc6 30. Nxb3 axb3 31. Qb2 Qc4 32. Reb1 Ra8 33. Rxa8 Rxa8 34. Qxb3 Qxb3 35. Rxb3 Ra1+ 36. Kg2 Nc4 37. Bd6 h5 38. Bf4 Nd2 39. Rb5 Nf3 40. Rxd5 g6 41. Be5 g5 42. Bf6 Rg1+ 43. Kh3 *", + "Moves": "g5g4", + "MovesSAN": "g4#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r2qk2r/pp3ppp/8/1bbpP3/4n3/2N2Q2/PP4PP/R1B2R1K w kq - 0 15", + "PGN": "1. d4 d5 2. c4 c6 3. cxd5 cxd5 4. Nc3 Nf6 5. f3 Nc6 6. e4 dxe4 7. d5 Ne5 8. fxe4 e6 9. Nf3 Nxf3+ 10. Qxf3 exd5 11. e5 Ne4 12. Bb5+ Bd7 13. O-O Bc5+ 14. Kh1 Bxb5 *", + "Moves": "f3f7", + "MovesSAN": "Qxf7#", + "Themes": "attackingF2F7 mate mateIn1 oneMove opening" + }, + { + "FEN": "1b6/5p2/1P4k1/5R1p/4B2P/5P1K/1r6/8 b - - 0 55", + "PGN": "1. e4 e6 2. d3 d5 3. Nd2 c5 4. g3 Nc6 5. Bg2 Nf6 6. exd5 exd5 7. Ngf3 Bd6 8. O-O O-O 9. Re1 Bg4 10. c3 Ne5 11. Qb3 Nxf3+ 12. Nxf3 Bxf3 13. Bxf3 b6 14. Bg5 Be7 15. Bxf6 Bxf6 16. Bxd5 Rc8 17. Bg2 Qc7 18. Rad1 c4 19. dxc4 Qxc4 20. Qa3 h6 21. Qxa7 b5 22. Qa3 Bg5 23. Bd5 Qc5 24. Qxc5 Rxc5 25. Re5 Rc7 26. h4 Bf6 27. Rf5 Rd7 28. Bb3 Rxd1+ 29. Bxd1 Re8 30. Kf1 b4 31. Ba4 Re7 32. cxb4 Bxb2 33. Bb3 Bc3 34. b5 Ba5 35. a4 Bb6 36. Kg2 g6 37. Rf3 Kg7 38. Bd5 Ra7 39. Bc6 Rxa4 40. Bd5 Ra7 41. Bc6 Re7 42. Ra3 Bc5 43. Rc3 Bb6 44. f3 Re2+ 45. Kh3 h5 46. Rd3 Bg1 47. g4 Rh2+ 48. Kg3 Rb2 49. gxh5 gxh5 50. Rd5 Kg6 51. Rg5+ Kh6 52. Rf5 Bh2+ 53. Kh3 Kg6 54. Be4 Bb8 55. b6 *", + "Moves": "b2h2", + "MovesSAN": "Rh2#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r1b3k1/pp3ppp/8/2bBq3/8/3P1Q2/PPP2PPP/R1B3K1 b - - 2 14", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 d5 5. exd5 Nxd5 6. O-O Bc5 7. Re1 O-O 8. Nxe5 Nxe5 9. Rxe5 c6 10. Nc3 Re8 11. Rxe8+ Qxe8 12. Nxd5 cxd5 13. Bxd5 Qe5 14. Qf3 *", + "Moves": "e5e1", + "MovesSAN": "Qe1#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3r2k1/1pp4p/1nnr2p1/p1b3P1/4B1N1/2P5/PP2PP2/R1B1K2R b KQ - 1 21", + "PGN": "1. c3 d5 2. Qa4+ Nc6 3. d3 Nf6 4. h3 e6 5. g4 Be7 6. Bg2 O-O 7. g5 Nd7 8. h4 Nb6 9. Qd1 g6 10. Nd2 e5 11. Nf1 a5 12. Nf3 e4 13. dxe4 dxe4 14. Qxd8 Rxd8 15. N3d2 Bf5 16. Ne3 Bc5 17. Nxe4 Bxe4 18. Bxe4 Rd6 19. h5 Rad8 20. hxg6 fxg6 21. Ng4 *", + "Moves": "d6d1", + "MovesSAN": "Rd1#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r2qkbr1/pp1nnp2/4pB1p/1Np3p1/3pP3/3P1N2/PPP2PPP/R2Q1RK1 w q - 2 14", + "PGN": "1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Nxd7 5. d3 e6 6. Nc3 Ne7 7. Bg5 h6 8. Bh4 g5 9. Bg3 Nb6 10. O-O d5 11. Be5 Rg8 12. Bf6 d4 13. Nb5 Nd7 *", + "Moves": "b5d6", + "MovesSAN": "Nd6#", + "Themes": "mate mateIn1 middlegame oneMove smotheredMate" + }, + { + "FEN": "2kr1bnr/2p3p1/p1Pp2qp/1p1b4/3N4/2N5/PP3PPP/R1BQR1K1 b - - 3 17", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 4. O-O Bd7 5. c3 h6 6. d4 exd4 7. cxd4 a6 8. Ba4 b5 9. Bb3 Be6 10. d5 Bg4 11. dxc6 Qf6 12. e5 Qg6 13. Re1 O-O-O 14. e6 fxe6 15. Bxe6+ Bxe6 16. Nd4 Bd5 17. Nc3 *", + "Moves": "g6g2", + "MovesSAN": "Qxg2#", + "Themes": "kingsideAttack mate mateIn1 oneMove opening" + }, + { + "FEN": "r4rk1/1b1nqpp1/p3p2p/1p2P1N1/3p1n1P/3Q1N2/PP3PP1/RB2K2R w KQ - 2 18", + "PGN": "1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. Bg5 Be7 6. e3 Nbd7 7. Bd3 dxc4 8. Bxc4 b5 9. Bd3 Bb7 10. e4 a6 11. e5 Nd5 12. Ne4 O-O 13. Bxe7 Qxe7 14. Neg5 h6 15. h4 c5 16. Bb1 cxd4 17. Qd3 Nf4 *", + "Moves": "d3h7", + "MovesSAN": "Qh7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3r1k2/R5pp/1R6/2p5/P4P2/2P3P1/2P4r/5K2 b - - 0 33", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nc3 Bb4 4. a3 Bxc3 5. dxc3 Nxe4 6. Bc4 Nd6 7. Nxe5 Qe7 8. Qe2 Nxc4 9. Nxc4 Qxe2+ 10. Kxe2 b6 11. Re1 O-O 12. Kf1 Ba6 13. b3 Bxc4+ 14. bxc4 c5 15. Bf4 Nc6 16. Rad1 Rad8 17. Bg5 f6 18. Bh4 Na5 19. Re4 Nc6 20. Bg3 Rf7 21. Bd6 Ne5 22. Bxe5 fxe5 23. Rxe5 d6 24. Re6 Rfd7 25. Rde1 Kf7 26. f4 d5 27. cxd5 Rxd5 28. Re7+ Kf8 29. Rxa7 Rf5 30. g3 Rfd5 31. Rb1 Rd2 32. Rxb6 Rxh2 33. a4 *", + "Moves": "d8d1", + "MovesSAN": "Rd1#", + "Themes": "endgame mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "5kB1/1b4bp/q1np1pp1/1pp1p3/1P2P3/2PPBN2/Q4PPP/6K1 w - - 6 30", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d3 d6 6. c3 b5 7. Bb3 Be7 8. O-O Bb7 9. Nbd2 O-O 10. Re1 Na5 11. Bc2 c5 12. Nf1 Qc7 13. Ne3 Rfe8 14. Nf5 Bf8 15. Bd2 g6 16. Ne3 Bg7 17. a4 Nc6 18. axb5 axb5 19. Qe2 Nd7 20. Nd5 Qd8 21. Bg5 f6 22. Be3 Nb6 23. Nxb6 Qxb6 24. b4 Rxa1 25. Rxa1 Ra8 26. Rxa8+ Bxa8 27. Bb3+ Kf8 28. Qa2 Bb7 29. Bg8 Qa6 *", + "Moves": "a2f7", + "MovesSAN": "Qf7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2R5/5ppk/4p2p/2Nn4/qP6/P7/5PPP/3R2K1 b - - 7 30", + "PGN": "1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Bb5 Nf6 6. Bxc6 bxc6 7. Bg5 Be7 8. e5 Ne4 9. Bxe7 Qxe7 10. O-O O-O 11. Nd2 Nc5 12. c3 Bb7 13. N2f3 a5 14. b4 axb4 15. cxb4 Na6 16. a3 Rfd8 17. Rc1 Nc7 18. Ra1 d6 19. exd6 Rxd6 20. Ne5 Rad8 21. Nexc6 Bxc6 22. Nxc6 Qe8 23. Nxd8 Rxd1 24. Rfxd1 Nd5 25. Nb7 Qb8 26. Nc5 h6 27. Rac1 Qb5 28. Nb3 Qa4 29. Rc8+ Kh7 30. Nc5 *", + "Moves": "a4d1", + "MovesSAN": "Qxd1#", + "Themes": "backRankMate endgame hangingPiece mate mateIn1 oneMove" + }, + { + "FEN": "8/2B2k1p/5Pp1/2b5/P1P5/1P3R1P/2P3rr/4RK2 b - - 2 43", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Na5 6. Bb5+ c6 7. dxc6 bxc6 8. Be2 Be7 9. d3 O-O 10. Nc3 Nd5 11. Nge4 Be6 12. Bd2 Rb8 13. b3 c5 14. O-O Nc6 15. Nxd5 Bxd5 16. Bf3 Nd4 17. Be3 Nxf3+ 18. gxf3 Rc8 19. Kh1 Qd7 20. Rg1 g6 21. Bh6 Rfe8 22. Qf1 Qf5 23. Qg2 Bxe4 24. fxe4 Qh5 25. Be3 Qe2 26. Rac1 a5 27. Qg4 Qxg4 28. Rxg4 f6 29. f4 exf4 30. Rxf4 Rc6 31. a4 Re6 32. Bd2 Bd6 33. Rf3 Bc7 34. Bc3 f5 35. exf5 Re2 36. h3 Rh2+ 37. Kg1 Ree2 38. f6 Kf7 39. Re1 Reg2+ 40. Kf1 Bd6 41. Bxa5 c4 42. dxc4 Bc5 43. Bc7 *", + "Moves": "g2g1", + "MovesSAN": "Rg1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "1r2r3/5pkp/R2p2p1/2pP4/1qP1P3/8/RPQ3PP/6K1 b - - 0 28", + "PGN": "1. d4 d6 2. c4 Nf6 3. Nc3 g6 4. e4 Bg7 5. Be2 O-O 6. Nf3 Nbd7 7. O-O c5 8. d5 a6 9. Bd2 Rb8 10. a4 b6 11. Qc1 Bb7 12. Bh6 e6 13. a5 bxa5 14. Bxg7 Kxg7 15. Nd2 exd5 16. exd5 Re8 17. Bf3 Ne5 18. Ra4 Qc7 19. Qc2 Bc8 20. Rfa1 Bf5 21. Be4 Nxe4 22. Ncxe4 Ng4 23. f3 Nf6 24. Rxa5 Nxe4 25. Nxe4 Bxe4 26. fxe4 Qb6 27. R1a2 Qb4 28. Rxa6 *", + "Moves": "b4e1", + "MovesSAN": "Qe1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r1b3k1/p2p1r2/2p3np/4p3/Q3P3/1RB5/P1P3PP/5R1K b - - 0 21", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. Bc4 e6 4. d4 cxd4 5. Nxd4 Nge7 6. O-O g6 7. Bg5 Bg7 8. Nxc6 bxc6 9. Nc3 h6 10. Bh4 g5 11. Bg3 O-O 12. f4 gxf4 13. Bxf4 Qb6+ 14. Kh1 Qxb2 15. Bd2 Bxc3 16. Rb1 Qa3 17. Rb3 Qa4 18. Bxc3 Ng6 19. Qd4 e5 20. Bxf7+ Rxf7 21. Qxa4 *", + "Moves": "f7f1", + "MovesSAN": "Rxf1#", + "Themes": "backRankMate hangingPiece mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1b2rk1/1pq1ppb1/p5pp/3P4/2BN2n1/2N5/PP1BQPPP/2R2RK1 b - - 0 15", + "PGN": "1. e4 c5 2. Nf3 d6 3. Bc4 Nf6 4. Qe2 a6 5. c3 g6 6. d4 cxd4 7. cxd4 Bg7 8. Nc3 O-O 9. Be3 Ng4 10. Bg5 Qc7 11. Rc1 h6 12. Bd2 Nc6 13. O-O d5 14. exd5 Nxd4 15. Nxd4 *", + "Moves": "c7h2", + "MovesSAN": "Qxh2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r2q4/2p1krQ1/3ppn2/ppb1p1N1/4P2P/3P3R/PP1KNPP1/n7 w - - 6 20", + "PGN": "1. e3 e5 2. e4 Nf6 3. Bc4 Bc5 4. Nc3 Nc6 5. d3 O-O 6. Bg5 d6 7. h4 Be6 8. Bb5 Nd4 9. Nf3 a6 10. Bc4 b5 11. Bxe6 fxe6 12. Qd2 a5 13. Ne2 h6 14. Bxh6 gxh6 15. Qxh6 Nxc2+ 16. Kd2 Nxa1 17. Rh3 Kf7 18. Ng5+ Ke7 19. Qg7+ Rf7 *", + "Moves": "g7f7", + "MovesSAN": "Qxf7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2b1r1k1/r1bN1ppp/2P2n2/pB1p4/P2Ppq2/B1R5/5PPP/3Q1RK1 b - - 9 25", + "PGN": "1. e4 e5 2. d3 Nf6 3. Ne2 Bb4+ 4. Nd2 O-O 5. a3 Ba5 6. b4 Bb6 7. Bb2 Re8 8. c4 a6 9. Nb3 d5 10. c5 Ba7 11. exd5 Nxd5 12. Nc3 c6 13. Be2 b6 14. O-O Nd7 15. Nxd5 cxd5 16. d4 bxc5 17. bxc5 Nf6 18. Rc1 e4 19. c6 Bb6 20. a4 a5 21. Ba3 Bc7 22. Nc5 Ra7 23. Bb5 Qd6 24. Rc3 Qf4 25. Nd7 *", + "Moves": "f4h2", + "MovesSAN": "Qxh2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r4rk1/ppp4p/3p2p1/2P4q/8/B1N2nP1/PP3PKP/R2Q1R2 b - - 2 19", + "PGN": "1. Nf3 g6 2. c4 Bg7 3. e4 e5 4. d4 exd4 5. Nxd4 Nc6 6. Be3 Nge7 7. Nc3 O-O 8. Be2 f5 9. exf5 Bxd4 10. Bxd4 Nxf5 11. Bc5 d6 12. Ba3 Ncd4 13. O-O Qg5 14. c5 Nh4 15. g3 Nhf3+ 16. Bxf3 Nxf3+ 17. Kg2 Bh3+ 18. Kxh3 Qh5+ 19. Kg2 *", + "Moves": "h5h2", + "MovesSAN": "Qxh2#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "1r4k1/6np/2Q1p1p1/8/P1P5/K3P3/5q2/R3R3 b - - 2 33", + "PGN": "1. e3 Nf6 2. Qe2 g6 3. b3 Bg7 4. Bb2 O-O 5. a3 c5 6. d3 Nc6 7. Nd2 d5 8. f3 e5 9. g4 e4 10. dxe4 dxe4 11. O-O-O exf3 12. Ngxf3 Bxg4 13. h3 Be6 14. Qg2 Nh5 15. c3 Na5 16. Bc4 Nxc4 17. Nxc4 Qc7 18. h4 b5 19. Ncd2 b4 20. axb4 cxb4 21. c4 Bxb2+ 22. Kxb2 a5 23. Ra1 a4 24. bxa4 b3 25. Rhc1 Qe7 26. Nxb3 Rfb8 27. Nd4 Qxh4 28. Nxe6 fxe6 29. Qc6 Ng7 30. Ka3 Qf2 31. Re1 Rxb3+ 32. Kxb3 Rb8+ 33. Ka3 *", + "Moves": "f2b2", + "MovesSAN": "Qb2#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r1b2rk1/1pppqppp/2n5/3NP3/1p6/5N2/1PPQ1PPP/2KR1B1R b - - 1 11", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 Bb4 5. dxe5 Nxe4 6. Bd2 Nxd2 7. Qxd2 O-O 8. O-O-O a5 9. a3 Qe7 10. axb4 axb4 11. Nd5 *", + "Moves": "a8a1", + "MovesSAN": "Ra1#", + "Themes": "backRankMate mate mateIn1 oneMove opening" + }, + { + "FEN": "8/p3kppQ/3b4/4p3/8/7b/PPPP1PqP/RNB1KR2 b Q - 0 16", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Na5 6. Bb5+ c6 7. dxc6 Nxc6 8. Bxc6+ bxc6 9. Qe2 Bd6 10. Qc4 Nd5 11. Qxc6+ Bd7 12. Qxd5 Qxg5 13. Qxa8+ Ke7 14. Qxh8 Qxg2 15. Rf1 Bh3 16. Qxh7 *", + "Moves": "g2f1", + "MovesSAN": "Qxf1#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r7/3k2p1/p1p1p2p/qp1p4/4Q3/nBP3B1/P4PPP/K2R3R b - - 0 33", + "PGN": "1. d4 d6 2. Bg5 h6 3. Bh4 Nd7 4. e3 a6 5. Bd3 c6 6. Nd2 Qc7 7. Qe2 e5 8. c3 Be7 9. Bg3 Bf6 10. Bf5 Nb6 11. Be4 Ne7 12. O-O-O Be6 13. Kb1 Na4 14. Nc4 d5 15. dxe5 Bg5 16. Nd6+ Kf8 17. Bc2 Nxc3+ 18. bxc3 Qb6+ 19. Ka1 Nc8 20. Nf3 Nxd6 21. Nxg5 Nc4 22. Rb1 Qa5 23. Nxe6+ fxe6 24. Qf3+ Ke7 25. Bh4+ Kd7 26. e4 Rhf8 27. Qd3 Nxe5 28. Qd2 Nc4 29. Qe1 b5 30. Bb3 Na3 31. Rd1 Rf4 32. Bg3 Rxe4 33. Qxe4 *", + "Moves": "a5c3", + "MovesSAN": "Qxc3#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r4rk1/p4pbp/2p3p1/3b4/3N2qP/1P2B3/P3QPP1/2R2RK1 b - - 2 19", + "PGN": "1. d4 g6 2. c4 Bg7 3. e4 e6 4. Nc3 Ne7 5. h4 d5 6. cxd5 exd5 7. e5 c5 8. dxc5 Nd7 9. Nxd5 Nxe5 10. Nxe7 Qxe7 11. Bb5+ Nc6+ 12. Qe2 Be6 13. Nf3 Qxc5 14. O-O O-O 15. Be3 Qb4 16. Bxc6 bxc6 17. Rac1 Bd5 18. b3 Qg4 19. Nd4 *", + "Moves": "g4g2", + "MovesSAN": "Qxg2#", + "Themes": "kingsideAttack master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "1r1r3k/p4pp1/2b1p2p/2NqQ2P/3P4/1P6/P4PP1/3RR1K1 b - - 1 23", + "PGN": "1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 e6 6. Nf3 Bb4 7. Bd3 dxc4 8. Bxc4 O-O 9. O-O Nc6 10. Bg5 Be7 11. Re1 Nd5 12. Bxd5 Bxg5 13. Bxc6 bxc6 14. Nxg5 Qxg5 15. Qf3 Rb8 16. b3 Bb7 17. Ne4 Qd5 18. Rad1 Rfd8 19. Qg3 Kh8 20. h4 c5 21. Nxc5 Bc6 22. h5 h6 23. Qe5 *", + "Moves": "d5g2", + "MovesSAN": "Qxg2#", + "Themes": "kingsideAttack master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r3k2r/pp3p1p/2n1Np2/q7/1b6/2p2P2/PPPQ2PP/2KR1B1R w kq - 0 14", + "PGN": "1. e4 c5 2. Nc3 e6 3. d4 cxd4 4. Qxd4 Nf6 5. Bg5 Nc6 6. Qd2 Qa5 7. f3 Bb4 8. Nge2 d5 9. Bxf6 gxf6 10. exd5 exd5 11. O-O-O Be6 12. Nf4 d4 13. Nxe6 dxc3 *", + "Moves": "d2d7", + "MovesSAN": "Qd7#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3r3k/1pb2ppp/p1p5/2N5/1P6/P4R1P/5PP1/3R2K1 b - - 0 26", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. O-O Bd6 6. c3 Nf6 7. Re1 Bg4 8. d4 O-O 9. h3 Bxf3 10. Qxf3 exd4 11. cxd4 Bb4 12. Nc3 Qxd4 13. Be3 Qe5 14. Bf4 Qe6 15. Bxc7 Rac8 16. e5 Rxc7 17. exf6 Qxf6 18. Qg3 Rd7 19. Ne4 Qg6 20. Re3 Qxg3 21. Rxg3 Kh8 22. a3 Ba5 23. b4 Bc7 24. Rf3 Rfd8 25. Nc5 Rd1+ 26. Rxd1 *", + "Moves": "d8d1", + "MovesSAN": "Rxd1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r1b3k1/1pq1rpp1/7p/2p5/3N2n1/1B1P4/PPQN1PPP/R4RK1 b - - 0 18", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. Bc4 e6 4. c3 Nf6 5. d3 d5 6. exd5 exd5 7. Qe2+ Be7 8. Bb3 O-O 9. O-O Re8 10. Bg5 h6 11. Bh4 Ng4 12. Bxe7 Rxe7 13. Qc2 a5 14. Nbd2 a4 15. Bxa4 Qc7 16. Bb3 d4 17. cxd4 Nxd4 18. Nxd4 *", + "Moves": "c7h2", + "MovesSAN": "Qxh2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r2nk2r/2p1Bp2/p2p4/1pb1p3/4P1Q1/1BPP2n1/PP3PP1/R3R1K1 b kq - 0 19", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O b5 6. Bb3 Bc5 7. c3 d6 8. Re1 Bg4 9. d3 Qe7 10. Nbd2 h6 11. Nf1 g5 12. Ng3 h5 13. h3 Bxf3 14. Qxf3 g4 15. hxg4 hxg4 16. Qf5 Nd8 17. Bg5 Nh5 18. Bxe7 Nxg3 19. Qxg4 *", + "Moves": "h8h1", + "MovesSAN": "Rh1#", + "Themes": "master mate mateIn1 middlegame oneMove pin" + }, + { + "FEN": "r4rk1/ppp2ppp/3qb3/8/4N1n1/3PPB2/PPP3PP/R1Q2RK1 b - - 0 13", + "PGN": "1. e4 d5 2. exd5 e6 3. dxe6 Bxe6 4. d3 Nf6 5. Nf3 Bc5 6. Be2 O-O 7. O-O Nc6 8. Be3 Bxe3 9. fxe3 Qd6 10. Nc3 Ng4 11. Qc1 Nce5 12. Ne4 Nxf3+ 13. Bxf3 *", + "Moves": "d6h2", + "MovesSAN": "Qxh2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "rr4k1/2p1pp1p/p2p2pB/8/qPb1P3/N4P2/6PP/Q3K1NR w K - 3 18", + "PGN": "1. e3 d6 2. c3 Bf5 3. a4 g6 4. Na3 Bg7 5. Qb3 Nf6 6. Qxb7 Nbd7 7. Bb5 O-O 8. Bxd7 Qxd7 9. Qb3 Be6 10. Qd1 a6 11. b4 Ne4 12. f3 Nxc3 13. dxc3 Bxc3+ 14. Bd2 Bxa1 15. Qxa1 Qxa4 16. e4 Bc4 17. Bh6 Rfb8 *", + "Moves": "a1g7", + "MovesSAN": "Qg7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "1r1q1rk1/pb2b2p/1p2p1pQ/2p3p1/2P5/1P6/PB1P1PPP/1Bn2R1K w - - 0 20", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd8 4. Nf3 e6 5. Bd3 Nf6 6. O-O Be7 7. b3 O-O 8. Bb2 c5 9. Ne4 Nc6 10. c4 b6 11. Rc1 Bb7 12. Bb1 Rb8 13. Nfg5 Nxe4 14. Nxe4 Nd4 15. Qh5 g6 16. Qh3 Ne2+ 17. Kh1 Nxc1 18. Qh6 f6 19. Ng5 fxg5 *", + "Moves": "h6g7", + "MovesSAN": "Qg7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1b2k1r/1p2bppp/pq6/5P2/2N5/5N1n/PPP3PP/R1BQRK2 b - - 6 19", + "PGN": "1. e4 c5 2. Nf3 d6 3. Nc3 Nc6 4. d4 cxd4 5. Nxd4 Ne5 6. f4 Ng6 7. Bd3 e6 8. O-O a6 9. f5 exf5 10. exf5 Ne5 11. Re1 Qb6 12. Be4 Nf6 13. Kh1 Nxe4 14. Nxe4 Be7 15. Nf3 Ng4 16. Nxd6+ Kf8 17. Nc4 Nf2+ 18. Kg1 Nh3+ 19. Kf1 *", + "Moves": "b6f2", + "MovesSAN": "Qf2#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "r1bqr3/ppp1bp1k/2np1n1B/8/8/2P1P1Q1/PP3PPP/RN2KB1R w KQ - 2 12", + "PGN": "1. d4 e5 2. Nf3 Nc6 3. c3 exd4 4. Nxd4 Nf6 5. Bg5 Be7 6. e3 O-O 7. Nf5 h6 8. Nxh6+ gxh6 9. Bxh6 Re8 10. Qf3 d6 11. Qg3+ Kh7 *", + "Moves": "g3g7", + "MovesSAN": "Qg7#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "r3k1nr/ppp2ppp/8/8/8/2PnPBq1/PP1P4/RNBQ1KR1 b kq - 1 12", + "PGN": "1. f4 e5 2. fxe5 Nc6 3. Nf3 d5 4. exd6 Bxd6 5. c3 Bg4 6. e3 Ne5 7. Be2 Bxf3 8. Bxf3 Nd3+ 9. Kf1 Qh4 10. g3 Bxg3 11. hxg3 Qxg3 12. Rg1 *", + "Moves": "g3f2", + "MovesSAN": "Qf2#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "r4rk1/2p1qppp/p1p1P3/3p3b/4nP2/1P2bNQP/PBP1N1P1/R3K2R w KQ - 1 20", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Nb3 Bb6 6. Nc3 d6 7. f4 Nf6 8. Bb5 a6 9. Bxc6+ bxc6 10. Qf3 Bg4 11. Qg3 Qe7 12. Nd2 O-O 13. h3 Bh5 14. b3 d5 15. e5 Nd7 16. Bb2 Bd4 17. Nf3 Be3 18. Ne2 Nc5 19. e6 Ne4 *", + "Moves": "g3g7", + "MovesSAN": "Qxg7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "k1r5/pp5p/3B1p2/3N1p2/7P/5qP1/PP6/1KR5 w - - 0 32", + "PGN": "1. e4 d5 2. f3 dxe4 3. fxe4 Qd4 4. d3 Nc6 5. c3 Qf6 6. g3 Ne5 7. Bg2 Bg4 8. Qc2 O-O-O 9. d4 Nf3+ 10. Nxf3 Bxf3 11. Rf1 e5 12. Bxf3 Kb8 13. h4 Qg6 14. Qf2 exd4 15. cxd4 f5 16. e5 Qb6 17. Be3 Qb4+ 18. Nc3 c5 19. O-O-O cxd4 20. Rxd4 Qe7 21. Bg5 Nf6 22. Rxd8+ Qxd8 23. exf6 gxf6 24. Bf4+ Ka8 25. Qg2 Qb6 26. Nd5 Qc5+ 27. Kb1 Bd6 28. Rc1 Qd4 29. Bxd6 Qd3+ 30. Qc2 Qxf3 31. Qc8+ Rxc8 *", + "Moves": "c1c8", + "MovesSAN": "Rxc8#", + "Themes": "backRankMate endgame mate mateIn1 oneMove" + }, + { + "FEN": "r2qkb1r/p5pp/2p2p2/4N3/Pn1p4/1Q1P1n2/1P3P2/2B2KN1 w kq - 0 19", + "PGN": "1. h4 d5 2. a4 Nc6 3. Ra3 e5 4. Rd3 Bf5 5. Rc3 Nb4 6. e4 Bxe4 7. Rhh3 d4 8. Rb3 Bxc2 9. Bb5+ c6 10. Bxc6+ bxc6 11. Qf3 Bxb3 12. Qxb3 Nf6 13. Na3 Nfd5 14. Nc4 f6 15. d3 Nf4 16. Rf3 Nxg2+ 17. Kf1 Nxh4 18. Nxe5 Nxf3 *", + "Moves": "b3f7", + "MovesSAN": "Qf7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2r1k1nr/pp1q1ppp/4p3/8/1b3Q2/6P1/PP1BPP1P/RN2K2R b KQk - 4 12", + "PGN": "1. d4 d5 2. c4 e6 3. g3 dxc4 4. Nf3 c5 5. Bg2 Nc6 6. Qa4 cxd4 7. Nxd4 Qxd4 8. Bxc6+ Bd7 9. Bxd7+ Qxd7 10. Qxc4 Rc8 11. Qf4 Bb4+ 12. Bd2 *", + "Moves": "c8c1", + "MovesSAN": "Rc1#", + "Themes": "mate mateIn1 middlegame oneMove pin" + }, + { + "FEN": "r1b1k2r/ppppqppp/2n5/4n3/1bP2B2/5NP1/PP1NPP1P/2RQKB1R b Kkq - 1 9", + "PGN": "1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. Nf3 Nc6 5. Bg5 Be7 6. Bf4 Bb4+ 7. Nbd2 Qe7 8. g3 Ngxe5 9. Rc1 *", + "Moves": "e5f3", + "MovesSAN": "Nxf3#", + "Themes": "mate mateIn1 oneMove opening pin smotheredMate" + }, + { + "FEN": "r5kr/pppq1p2/6b1/3pB1PQ/3P4/2PB4/P1PK3P/5R2 w - - 1 25", + "PGN": "1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nc3 h6 5. Bd3 Nf6 6. Nf3 Bd6 7. Qe2+ Qe7 8. Be3 O-O 9. O-O-O Bb4 10. Ne5 Bxc3 11. bxc3 Qa3+ 12. Kd2 Nc6 13. f4 Nxe5 14. fxe5 Bg4 15. Qf2 Bxd1 16. exf6 Bh5 17. fxg7 Kxg7 18. g4 Bg6 19. Qh4 Rh8 20. Rf1 Qd6 21. Bf4 Qd7 22. Be5+ Kh7 23. g5 h5 24. Qxh5+ Kg8 *", + "Moves": "h5h8", + "MovesSAN": "Qxh8#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1bqr1k1/p1p2pp1/2p2n1B/8/5b2/2N3Q1/PPP2PPP/R4RK1 w - - 0 15", + "PGN": "1. e4 e5 2. Nc3 d6 3. d4 exd4 4. Qxd4 Nc6 5. Bb5 Nf6 6. Bg5 Be7 7. Bxc6+ bxc6 8. e5 dxe5 9. Qxe5 O-O 10. Nge2 Re8 11. Qg3 Bb4 12. O-O Bd6 13. Nf4 h6 14. Bxh6 Bxf4 *", + "Moves": "g3g7", + "MovesSAN": "Qxg7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r4rk1/pb5p/1p2pqpQ/3p4/4pPP1/1P2P2R/P1P4P/3R2K1 w - - 0 23", + "PGN": "1. d4 Nf6 2. Nf3 e6 3. e3 c5 4. Bd3 b6 5. O-O Bb7 6. Nbd2 d5 7. b3 Be7 8. Bb2 O-O 9. Ne5 Nbd7 10. f4 Ne4 11. Rf3 f6 12. Nxd7 Qxd7 13. Rh3 f5 14. dxc5 Bxc5 15. Qh5 g6 16. Qh6 Nxd2 17. Rd1 Ne4 18. Bxe4 fxe4 19. g4 Qf7 20. Qg5 Be7 21. Qh6 Bf6 22. Bxf6 Qxf6 *", + "Moves": "h6h7", + "MovesSAN": "Qxh7#", + "Themes": "kingsideAttack master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "5r2/2p1Nk1p/3p3Q/p1pP4/2Pb2b1/3B2P1/P6P/4R2K b - - 2 29", + "PGN": "1. d4 g6 2. c4 Bg7 3. Nc3 d6 4. e4 e5 5. d5 f5 6. exf5 gxf5 7. f4 Nf6 8. Nf3 O-O 9. Be2 Nbd7 10. O-O a5 11. Nh4 Ne4 12. Nxe4 fxe4 13. Qe1 Nc5 14. fxe5 Rxf1+ 15. Bxf1 Bxe5 16. Be3 Bxb2 17. Rb1 Bf6 18. Bf2 b6 19. g3 Bg4 20. Bxc5 bxc5 21. Qxe4 Bd4+ 22. Kh1 Qd7 23. Bd3 Re8 24. Qf4 Rf8 25. Qg5+ Kh8 26. Qh6 Qe7 27. Ng6+ Kg8 28. Nxe7+ Kf7 29. Re1 *", + "Moves": "g4f3", + "MovesSAN": "Bf3#", + "Themes": "doubleBishopMate master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "1Q6/8/1b6/8/8/6pk/8/7K b - - 0 58", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. O-O d6 5. h3 Nf6 6. d3 h6 7. Nc3 O-O 8. Nh2 Be6 9. Bb3 Qd7 10. Kh1 d5 11. f4 dxe4 12. fxe5 Nxe5 13. dxe4 Qxd1 14. Rxd1 Nh5 15. g4 Nf6 16. Bf4 Bxb3 17. axb3 Bd6 18. Nb5 Nexg4 19. Nxg4 Nxg4 20. hxg4 Bxf4 21. Nxa7 c6 22. Rd7 Rfb8 23. Kg2 Be3 24. Nxc6 bxc6 25. Rf1 f6 26. Re1 Bg5 27. e5 Rd8 28. Rc7 Rdc8 29. Rd7 Ra2 30. e6 Rxb2 31. e7 Rxc2+ 32. Kf1 Re8 33. Rd8 Kf7 34. Rd7 Rd2 35. Rc7 Rd3 36. Rb7 Re3 37. Rxe3 Bxe3 38. Rc7 Rxe7 39. Rxc6 Bg5 40. b4 Kg6 41. b5 Rb7 42. Rc5 h5 43. gxh5+ Kxh5 44. Ke2 Re7+ 45. Kd3 Re5 46. Rxe5 fxe5 47. b6 e4+ 48. Kxe4 Bh4 49. Kf3 Bd8 50. b7 Bc7 51. Ke4 g5 52. Kf3 g4+ 53. Kg2 Kh4 54. Kh1 g3 55. Kg2 Kg4 56. Kg1 Kh3 57. Kh1 Bb6 58. b8=Q *", + "Moves": "g3g2", + "MovesSAN": "g2#", + "Themes": "advancedPawn endgame mate mateIn1 oneMove" + }, + { + "FEN": "r4kqr/pp1n2pp/1b6/2pP2Q1/8/P4N2/5KPP/R3R3 w - - 5 22", + "PGN": "1. e4 c6 2. d4 d5 3. f3 dxe4 4. fxe4 e5 5. Nf3 exd4 6. Bc4 Bb4+ 7. c3 dxc3 8. Bxf7+ Ke7 9. Qb3 c5 10. Bxg8 cxb2+ 11. Ke2 bxc1=Q 12. Qf7+ Kd6 13. Rxc1 Qxg8 14. Qf4+ Ke7 15. Qg5+ Ke8 16. Nc3 Be6 17. Nd5 Bxd5 18. exd5 Nd7 19. a3 Ba5 20. Kf2 Bb6 21. Re1+ Kf8 *", + "Moves": "g5e7", + "MovesSAN": "Qe7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "7k/2r1q1b1/3pQpp1/3Bp2p/4P2P/6P1/5P2/R5K1 w - - 2 37", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. g3 g6 7. Nde2 Bg7 8. Bg2 O-O 9. O-O Rb8 10. a4 a6 11. h3 b5 12. axb5 axb5 13. Nd5 Nd7 14. c3 Nc5 15. b4 Na4 16. Rxa4 bxa4 17. Qxa4 Bd7 18. b5 Ne5 19. c4 Rc8 20. Bg5 f6 21. Be3 Nxc4 22. Bd4 e6 23. Nb4 e5 24. Ba1 Ra8 25. Qb3 Bxb5 26. Nc3 Qb8 27. Nc6 Bxc6 28. Qxc4+ Kh8 29. Qxc6 Rc8 30. Qd5 Rc5 31. Qe6 Rxa1 32. Rxa1 Rxc3 33. h4 Rc7 34. Bf1 Qd8 35. Bc4 h5 36. Bd5 Qe7 *", + "Moves": "e6g8", + "MovesSAN": "Qg8#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "8/8/1kp1p3/p3q3/8/1P1Q1R1P/P4KP1/7r b - - 21 48", + "PGN": "1. d4 Nf6 2. Bf4 d5 3. e3 c6 4. Nd2 g6 5. h3 Bg7 6. Ngf3 O-O 7. Be2 Nbd7 8. c4 dxc4 9. Nxc4 Nb6 10. Nce5 Nfd7 11. O-O Nxe5 12. Nxe5 Nd5 13. Bg3 Bf5 14. Bc4 Qb6 15. Qe2 Nf6 16. Rfd1 Nd7 17. e4 Nxe5 18. dxe5 Bc8 19. Kh2 Qc5 20. f4 g5 21. Rac1 Qa5 22. fxg5 Bxe5 23. Rd3 Bxg3+ 24. Rxg3 Qe5 25. Rf1 Be6 26. Bxe6 fxe6 27. Rxf8+ Rxf8 28. b3 Rf4 29. Qh5 Rxe4 30. Qe8+ Kg7 31. Qxe7+ Kg6 32. Qe8+ Kg7 33. g6 hxg6 34. Qxg6+ Kf8 35. Qg8+ Ke7 36. Qg7+ Kd6 37. Qxb7 a5 38. Qb8+ Ke7 39. Qa7+ Kd6 40. Qf2 Re2 41. Qf3 Re1 42. Qd3+ Kc7 43. Qh7+ Kb6 44. Qd3 Qa1 45. Re3 Rh1+ 46. Kg3 Qf6 47. Rf3 Qe5+ 48. Kf2 *", + "Moves": "e5e1", + "MovesSAN": "Qe1#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "7k/2r2p1r/8/p1pR4/5n2/1P4R1/P4PP1/6K1 w - - 4 42", + "PGN": "1. e4 d5 2. exd5 Nf6 3. c4 e6 4. dxe6 Bxe6 5. Nc3 Qe7 6. Be2 Bxc4 7. Qa4+ b5 8. Nxb5 Bxe2 9. Nxe2 c6 10. Nc3 g6 11. O-O Bg7 12. d3 O-O 13. Be3 a6 14. Rfe1 c5 15. d4 Ng4 16. Ng3 Qh4 17. h3 Nxe3 18. Rxe3 Bxd4 19. Rae1 a5 20. Nd5 Na6 21. Re4 Qxg3 22. Rxd4 Qg5 23. h4 Qh6 24. Ne7+ Kh8 25. Rde4 Nc7 26. Qb3 Ne6 27. Qc3+ Qg7 28. Qe3 Rfd8 29. b3 Rd6 30. Rg4 Qf6 31. Qe5 Qxe5 32. Rxe5 Rad8 33. h5 R8d7 34. Nc8 Rc6 35. hxg6 Rxc8 36. gxh7 Rd1+ 37. Kh2 Rd4 38. Rg3 Rh4+ 39. Kg1 Rxh7 40. Rf5 Rc7 41. Rd5 Nf4 *", + "Moves": "d5d8", + "MovesSAN": "Rd8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "3k3r/1b1p1Qpp/1p1R4/4R3/6Pq/8/PPP2P2/6K1 b - - 0 25", + "PGN": "1. e4 e5 2. Nc3 Nf6 3. Bc4 Bc5 4. Nge2 Ng4 5. d4 Qf6 6. O-O exd4 7. Nd5 Qh4 8. h3 Bd6 9. Bf4 Bxf4 10. Nexf4 Ne5 11. Nxc7+ Kd8 12. Nxa8 Nxc4 13. Qxd4 Qxf4 14. Qxc4 Nc6 15. g3 Qf3 16. Rfe1 b6 17. Re3 Qf6 18. Rae1 Bb7 19. e5 Qg6 20. Nxb6 axb6 21. Rd1 Qh5 22. Rd6 Qxh3 23. g4 Qh4 24. Qxf7 Nxe5 25. Rxe5 *", + "Moves": "h4h1", + "MovesSAN": "Qh1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "6k1/6p1/p3p3/2ppB2p/2p1b3/2P3QP/PP1q2PK/5r2 w - - 0 31", + "PGN": "1. e4 Nc6 2. Nf3 f5 3. exf5 d5 4. d4 Bxf5 5. Bb5 e6 6. Ne5 Ne7 7. O-O a6 8. Nxc6 Nxc6 9. Bxc6+ bxc6 10. Bf4 Bd6 11. Bg3 O-O 12. Nd2 c5 13. Nb3 c4 14. Nc5 Qe7 15. c3 Bxc5 16. dxc5 Qxc5 17. Be5 Bd3 18. Re1 Qxf2+ 19. Kh1 Rf7 20. Qg4 Bf5 21. Qe2 Qh4 22. Qe3 Be4 23. Rf1 Raf8 24. Rxf7 Rxf7 25. Kg1 Qg4 26. Qg3 Qe2 27. h3 h5 28. Kh2 c5 29. Re1 Qd2 30. Rf1 Rxf1 *", + "Moves": "g3g7", + "MovesSAN": "Qxg7#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "6k1/p3pp1p/1p1p2p1/1r3P2/4b3/P4N1P/K1n2QP1/2R5 b - - 5 26", + "PGN": "1. d4 d6 2. f3 c5 3. dxc5 Qa5+ 4. Nc3 Qxc5 5. e4 Nf6 6. Bd3 g6 7. Qe2 Bg7 8. Be3 Qa5 9. O-O-O Nc6 10. h3 Be6 11. a3 Nd7 12. Bd2 O-O 13. f4 Rfc8 14. f5 Nd4 15. Qf2 Nc5 16. Nd5 Bxd5 17. Bxa5 Nxd3+ 18. Rxd3 Bxe4 19. Rc3 b6 20. Rxc8+ Rxc8 21. Bc3 Nxc2 22. Nf3 Bxc3 23. bxc3 Rxc3 24. Kb2 Rc5 25. Rc1 Rb5+ 26. Ka2 *", + "Moves": "e4d5", + "MovesSAN": "Bd5#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "2r2k1n/p1rqpp2/3p4/4nNP1/1p2P3/1B1P4/1PP3K1/R1B4R w - - 0 31", + "PGN": "1. Nc3 Nf6 2. e4 d6 3. Bc4 g6 4. d3 Bg7 5. Nf3 O-O 6. a3 Nc6 7. Ba2 Bg4 8. h3 Bxf3 9. Qxf3 Nd4 10. Qd1 c5 11. Ne2 Nc6 12. O-O b5 13. f4 Nh5 14. g4 Nf6 15. f5 Ne5 16. Ng3 Qb6 17. Kh1 b4 18. axb4 cxb4 19. g5 Nfd7 20. fxg6 hxg6 21. h4 Rac8 22. h5 Qc7 23. hxg6 Nxg6 24. Qh5 Nde5 25. Bb3 Qd7 26. Kg2 Rc7 27. Rh1 Rfc8 28. Qh7+ Kf8 29. Nf5 Bh8 30. Qxh8+ Nxh8 *", + "Moves": "h1h8", + "MovesSAN": "Rxh8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3r3k/pp2bPpp/8/8/4P1Q1/1B6/PP4PP/4qN1K b - - 4 25", + "PGN": "1. e4 c6 2. Nf3 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Ng3 e6 6. Bc4 Be7 7. d3 Nbd7 8. Be3 Qa5+ 9. c3 Ne5 10. Bb3 Nxf3+ 11. Qxf3 Nd5 12. O-O Nxe3 13. fxe3 O-O 14. d4 Bd7 15. e4 c5 16. Kh1 cxd4 17. cxd4 Bc6 18. Rad1 Rad8 19. d5 Bb5 20. dxe6 Bxf1 21. exf7+ Kh8 22. Qxf1 Rxd1 23. Qxd1 Rd8 24. Qg4 Qe1+ 25. Nf1 *", + "Moves": "e1f1", + "MovesSAN": "Qxf1#", + "Themes": "endgame hangingPiece mate mateIn1 oneMove" + }, + { + "FEN": "r1bq1k1r/pp1nbppp/2nNp3/3pP1BQ/3p4/5N2/PPP2PPP/R3KB1R w KQ - 6 10", + "PGN": "1. d4 Nf6 2. Nc3 e6 3. e4 d5 4. e5 Nfd7 5. Qh5 c5 6. Nf3 cxd4 7. Nb5 Nc6 8. Bg5 Be7 9. Nd6+ Kf8 *", + "Moves": "h5f7", + "MovesSAN": "Qxf7#", + "Themes": "master mate mateIn1 oneMove opening" + }, + { + "FEN": "2kr3r/Qpp2ppp/1q6/1B1nn2b/3P4/2P4P/P4PP1/1RB2RK1 w - - 3 17", + "PGN": "1. e4 e5 2. d4 exd4 3. c3 d5 4. exd5 Qxd5 5. cxd4 Nc6 6. Nf3 Bg4 7. Be2 Bb4+ 8. Nc3 O-O-O 9. O-O Qd7 10. Qa4 Bxc3 11. bxc3 Nge7 12. h3 Bh5 13. Rb1 Nd5 14. Ne5 Nxe5 15. Qxa7 Qc6 16. Bb5 Qb6 *", + "Moves": "a7a8", + "MovesSAN": "Qa8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "1r1q1k2/1pp1b1pB/p3pr2/1b5Q/3PP3/P6R/1PP3PP/R1B3K1 b - - 0 18", + "PGN": "1. d4 d5 2. e3 Nc6 3. Bd3 Bd7 4. a3 e6 5. Nd2 Be7 6. f4 Nf6 7. Ngf3 O-O 8. O-O a6 9. Ne5 Nxe5 10. fxe5 Ne4 11. Nxe4 dxe4 12. Bxe4 Bb5 13. Rf3 Rb8 14. Rh3 f5 15. exf6 Rxf6 16. Bxh7+ Kf7 17. Qh5+ Kf8 18. e4 *", + "Moves": "f6f1", + "MovesSAN": "Rf1#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "1b1r2k1/3r1qp1/pp5p/8/P3Np2/B1P2P1K/1P3PR1/R5Q1 b - - 0 34", + "PGN": "1. e4 d5 2. exd5 Bf5 3. d4 Nf6 4. Bc4 a6 5. a4 c6 6. dxc6 Nxc6 7. Be3 e6 8. Nf3 Bd6 9. O-O Qc7 10. Bd3 Bg4 11. Be2 Rd8 12. c3 O-O 13. Nbd2 Rfe8 14. h3 Bh5 15. Ng5 Bg6 16. Bf3 h6 17. Nge4 Nxe4 18. Bxe4 f5 19. Bf3 e5 20. dxe5 Bxe5 21. Qb3+ Bf7 22. Qc2 f4 23. Bc5 b6 24. Ba3 Be6 25. Ne4 Nd4 26. Qd1 Bb3 27. Qe1 Nxf3+ 28. gxf3 Qf7 29. Kh2 Rd7 30. Rg1 Red8 31. Rg4 Be6 32. Rg2 Bb8 33. Qg1 Bxh3 34. Kxh3 *", + "Moves": "f7h5", + "MovesSAN": "Qh5#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "5rk1/3n2pp/rpNbp3/3pP3/8/2P5/PP4PP/R1B2R1K b - - 0 18", + "PGN": "1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. c3 c5 6. Nb3 Nc6 7. f4 Be7 8. Nf3 cxd4 9. Nbxd4 Qb6 10. Nxc6 bxc6 11. Qb3 Ba6 12. Qxb6 axb6 13. Bxa6 Rxa6 14. O-O O-O 15. Kh1 f6 16. Nd4 fxe5 17. Nxc6 Bd6 18. fxe5 *", + "Moves": "f8f1", + "MovesSAN": "Rxf1#", + "Themes": "backRankMate hangingPiece mate mateIn1 middlegame oneMove" + }, + { + "FEN": "5r2/3q2k1/2rN1pp1/1pP1p2P/pP2P3/Pb1PQB1P/8/6RK b - - 0 37", + "PGN": "1. e4 c5 2. Nf3 e6 3. c4 Nc6 4. Nc3 a6 5. d3 Qc7 6. g3 Nf6 7. Bf4 d6 8. Bg2 Be7 9. O-O O-O 10. Qc2 Nd4 11. Nxd4 cxd4 12. Ne2 e5 13. Bg5 h6 14. Bxf6 Bxf6 15. f4 b5 16. fxe5 dxe5 17. b3 Bg4 18. b4 Rac8 19. c5 a5 20. a3 Bg5 21. Kh1 Be3 22. h3 Be6 23. Rf3 a4 24. Raf1 Bb3 25. Qb1 Qd7 26. g4 f6 27. Ng3 Bf4 28. Nf5 g6 29. Nd6 Rc7 30. Qe1 Kg7 31. Qh4 Bg5 32. Qe1 Bf4 33. Rg1 Be3 34. Rxe3 dxe3 35. Qxe3 Rc6 36. Bf3 h5 37. gxh5 *", + "Moves": "d7h3", + "MovesSAN": "Qxh3#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/4k3/p4pp1/1p1B4/4NK2/P6r/1P4Rn/8 b - - 1 34", + "PGN": "1. d4 d5 2. Nf3 Nf6 3. c4 e6 4. Nc3 Be7 5. Bg5 Nbd7 6. e3 h6 7. Bh4 O-O 8. Qc2 c5 9. Rd1 cxd4 10. exd4 dxc4 11. Bxc4 a6 12. a3 b5 13. Ba2 Bb7 14. Ne5 Bxg2 15. Rg1 Bd5 16. Bb1 Rc8 17. Nxd7 Ne4 18. Bxe7 Qxe7 19. Nxf8 Qxf8 20. f3 Nf6 21. Qd2 Bxf3 22. Qxh6 Bxd1 23. Kxd1 g6 24. Qxf8+ Kxf8 25. Kd2 Rd8 26. Ke3 Ke7 27. Ba2 Rh8 28. Rg2 Rh5 29. Ne4 Rh3+ 30. Ng3 Ng4+ 31. Kf4 Nxh2 32. d5 exd5 33. Bxd5 f6 34. Ne4 *", + "Moves": "h3f3", + "MovesSAN": "Rf3#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "7k/1p4pp/p5q1/2rB4/P7/8/1P4PP/5RK1 w - - 0 27", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e5 7. Nb3 Be7 8. a4 Be6 9. Be3 Nbd7 10. O-O O-O 11. f4 Qc7 12. Nd2 Rac8 13. f5 d5 14. fxe6 fxe6 15. exd5 exd5 16. Bf2 d4 17. Nce4 Qxc2 18. Nxf6+ Nxf6 19. Rc1 Qg6 20. Bf3 e4 21. Nxe4 Nxe4 22. Rxc8 Rxc8 23. Qxd4 Nxf2 24. Qxf2 Bc5 25. Bd5+ Kh8 26. Qxc5 Rxc5 *", + "Moves": "f1f8", + "MovesSAN": "Rf8#", + "Themes": "backRankMate endgame mate mateIn1 oneMove" + }, + { + "FEN": "r1b1q1k1/pp3pp1/1b5p/3p4/Q7/3B3P/PP1N1PP1/6K1 w - - 0 18", + "PGN": "1. e4 e6 2. Nf3 d5 3. exd5 exd5 4. d4 Nf6 5. Bd3 Be7 6. O-O c5 7. c3 Nc6 8. Bg5 O-O 9. Re1 h6 10. Bxf6 Bxf6 11. h3 Re8 12. Nbd2 cxd4 13. cxd4 Nxd4 14. Nxd4 Bxd4 15. Qa4 Rxe1+ 16. Rxe1 Bb6 17. Re8+ Qxe8 *", + "Moves": "a4e8", + "MovesSAN": "Qxe8#", + "Themes": "hangingPiece kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1bqkb1r/1p1npp1p/5np1/1pp1N3/8/1QPP4/PP3PPP/RNB1K2R w KQkq - 0 9", + "PGN": "1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. e5 dxe5 5. Nxe5 g6 6. Bb5+ Nbd7 7. d3 a6 8. Qb3 axb5 *", + "Moves": "b3f7", + "MovesSAN": "Qxf7#", + "Themes": "attackingF2F7 mate mateIn1 oneMove opening" + }, + { + "FEN": "r2r4/kp2RR2/p3b2p/6p1/5p2/7P/P4PP1/6K1 w - - 0 33", + "PGN": "1. e4 e5 2. Nf3 d6 3. d4 Nc6 4. d5 Nce7 5. h3 Nf6 6. Bd3 c6 7. c4 c5 8. O-O Qd7 9. Nc3 a6 10. Bf4 exf4 11. e5 dxe5 12. Nxe5 Qc7 13. Re1 g6 14. Bc2 Bg7 15. d6 Qb6 16. dxe7 Qxb2 17. Nd5 Nxd5 18. cxd5 Bxe5 19. Rb1 Qd4 20. Ra1 Kxe7 21. Qxd4 cxd4 22. Rxe5+ Kd6 23. Ree1 Kxd5 24. Bb3+ Kd6 25. Rad1 Kc5 26. Re5+ Kb6 27. Rxd4 f6 28. Re7 g5 29. Rd6+ Ka7 30. Rxf6 h6 31. Rff7 Rd8 32. Be6 Bxe6 *", + "Moves": "e7b7", + "MovesSAN": "Rxb7#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "4r2r/pp5k/2p2Q1p/4q2P/8/8/PPP3P1/7K w - - 0 27", + "PGN": "1. d4 d5 2. Nc3 c6 3. e4 dxe4 4. f3 exf3 5. Nxf3 Nf6 6. Bc4 Bf5 7. O-O e6 8. Ng5 Bg6 9. Bf4 Bd6 10. Bxe6 Bxf4 11. Rxf4 fxe6 12. Nxe6 Qe7 13. Qe2 Kf7 14. Ng5+ Kf8 15. Qf2 h6 16. Nge4 Bxe4 17. Nxe4 Nd7 18. Re1 Qf7 19. Nxf6 Nxf6 20. Re5 Re8 21. h4 Kg8 22. h5 Kh7 23. Qf3 Qc4 24. Rxf6 gxf6 25. Qxf6 Qxd4+ 26. Kh1 Qxe5 *", + "Moves": "f6g6", + "MovesSAN": "Qg6#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "8/6p1/p4kp1/1pQPbp2/2P4P/P5PK/4q3/8 w - - 0 50", + "PGN": "1. e4 c6 2. Nf3 d5 3. Nc3 Bg4 4. h3 Bxf3 5. Qxf3 e6 6. Be2 Nd7 7. O-O Bb4 8. Qg3 Ne7 9. d3 O-O 10. a3 Ba5 11. Bg5 f6 12. Be3 Bc7 13. f4 Bb6 14. d4 dxe4 15. Nxe4 Nf5 16. Qf2 Nxe3 17. Qxe3 e5 18. fxe5 Nxe5 19. c3 Re8 20. Rae1 Ng6 21. Kh1 Qd5 22. Bf3 Kh8 23. Qd3 Qd7 24. Bg4 Qd5 25. Bf3 Qd7 26. Bh5 c5 27. d5 Re5 28. Bxg6 hxg6 29. c4 Rae8 30. Re2 f5 31. Nc3 Bc7 32. Rfe1 a6 33. Rxe5 Rxe5 34. Rxe5 Bxe5 35. Qe2 Qd6 36. Nd1 Bd4 37. Nf2 Qf4 38. Nd3 Qg3 39. Qf3 Qg5 40. Qf4 Qe7 41. Qf3 Qg5 42. Nf4 Be5 43. Ne2 Qd2 44. g3 Qxb2 45. Qe3 Kg8 46. Kg2 Kf7 47. h4 Kf6 48. Kh3 b5 49. Qxc5 Qxe2 *", + "Moves": "c5f8", + "MovesSAN": "Qf8#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "8/2R4p/5pk1/5p2/1P6/1QP1qPPK/3r3P/8 b - - 5 32", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. d4 b5 6. Bb3 Nxd4 7. Nxd4 exd4 8. a4 Bd7 9. axb5 axb5 10. Rxa8 Qxa8 11. O-O c5 12. Bd5 Bc6 13. Bxc6+ Qxc6 14. b4 g6 15. Re1 Bg7 16. Bf4 Ne7 17. e5 dxe5 18. Bxe5 Bxe5 19. Rxe5 f6 20. Rxc5 Qd6 21. Nc3 O-O 22. Nxb5 Qf4 23. Nxd4 Rd8 24. c3 Kh8 25. g3 Qe4 26. f3 Qe3+ 27. Kg2 Nf5 28. Nxf5 Rd2+ 29. Kh3 gxf5 30. Rc8+ Kg7 31. Rc7+ Kg6 32. Qb3 *", + "Moves": "e3h6", + "MovesSAN": "Qh6#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "3r3k/5R2/p1n2N2/1p4p1/8/7p/PP3K2/3r4 w - - 4 38", + "PGN": "1. d4 e6 2. c4 Nf6 3. Nc3 d5 4. Nf3 c6 5. Bg5 h6 6. Bf4 Bd6 7. Bg3 O-O 8. e3 a6 9. Bd3 dxc4 10. Bxc4 b5 11. Bd3 Bxg3 12. fxg3 Bb7 13. Ne4 Nxe4 14. Bxe4 f5 15. Bc2 Qf6 16. Ne5 Rd8 17. O-O c5 18. g4 g6 19. gxf5 exf5 20. g4 Qg5 21. Qe1 cxd4 22. exd4 Rxd4 23. Bb3+ Kh7 24. h3 Be4 25. Nf7 Qf6 26. gxf5 gxf5 27. Rf4 Qg6+ 28. Rg4 fxg4 29. Ne5 Qg5 30. Qg3 gxh3 31. Qxg5 hxg5 32. Rf1 Nc6 33. Rf7+ Kh8 34. Ng4 Bd5 35. Bxd5 Rxd5 36. Nf6 Rd1+ 37. Kf2 Rad8 *", + "Moves": "f7h7", + "MovesSAN": "Rh7#", + "Themes": "arabianMate endgame mate mateIn1 oneMove" + }, + { + "FEN": "r1b1kb1r/1pqp1pp1/p1n1p3/2p3B1/2B1P1p1/2NP4/PPP2PPN/R2Q1RK1 b kq - 1 10", + "PGN": "1. e4 c5 2. Bc4 e6 3. Nf3 Nc6 4. Nc3 a6 5. d3 Qc7 6. O-O Nf6 7. h3 h5 8. Bg5 Ng4 9. hxg4 hxg4 10. Nh2 *", + "Moves": "c7h2", + "MovesSAN": "Qxh2#", + "Themes": "kingsideAttack mate mateIn1 oneMove opening" + }, + { + "FEN": "7k/5p1p/r1p2p2/p1QprP2/6P1/1P6/2P4P/5K2 w - - 2 28", + "PGN": "1. b3 c5 2. Bb2 d6 3. e3 e5 4. f4 exf4 5. exf4 Nf6 6. Nf3 Be7 7. Bb5+ Nc6 8. Bxc6+ bxc6 9. O-O O-O 10. d3 Nd5 11. Qd2 Bf6 12. Nc3 Bg4 13. Rab1 Bxf3 14. Rxf3 Qa5 15. Ne4 Qxa2 16. Bxf6 Qxb1+ 17. Rf1 Qxf1+ 18. Kxf1 Nxf6 19. Nxf6+ gxf6 20. Qc3 Kg7 21. d4 cxd4 22. Qxd4 d5 23. f5 Rfe8 24. Qg4+ Kh8 25. Qd4 Re5 26. g4 a5 27. Qc5 Ra6 *", + "Moves": "c5f8", + "MovesSAN": "Qf8#", + "Themes": "endgame master mate mateIn1 oneMove queenRookEndgame" + }, + { + "FEN": "4rk2/2R2pp1/1Q1p3p/3P4/p4q2/P2n3P/5PP1/1B4K1 b - - 8 31", + "PGN": "1. e4 c5 2. c3 d6 3. d4 cxd4 4. cxd4 e6 5. Nc3 Nc6 6. d5 exd5 7. exd5 Ne5 8. Nf3 Bg4 9. Bb5+ Nd7 10. O-O Be7 11. Re1 Nf6 12. h3 Bh5 13. Qe2 Bxf3 14. Qxf3 O-O 15. Bg5 Ne5 16. Qe2 a6 17. Ba4 b5 18. Bb3 b4 19. Ne4 a5 20. a4 bxa3 21. bxa3 a4 22. Ba2 h6 23. Nxf6+ Bxf6 24. Bxf6 Qxf6 25. Rab1 Rfc8 26. Rec1 Rxc1+ 27. Rxc1 Qf4 28. Rc7 Kf8 29. Qb5 Re8 30. Qb6 Nd3 31. Bb1 *", + "Moves": "e8e1", + "MovesSAN": "Re1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "8/4RP2/1p3K2/1B1k4/P3b3/8/8/6r1 b - - 2 58", + "PGN": "1. d4 d5 2. Nf3 Nf6 3. Bg5 Ne4 4. Bh4 c5 5. c3 Nc6 6. e3 Bf5 7. Nbd2 Qb6 8. Qb3 e6 9. Nxe4 Bxe4 10. Nd2 Bg6 11. Qxb6 axb6 12. Bb5 Bd6 13. O-O Kd7 14. Rfd1 Ra5 15. a4 Rha8 16. Nb3 R5a7 17. Rd2 Kc7 18. Bg3 Na5 19. Nxa5 Rxa5 20. Rc1 Bxg3 21. hxg3 Kd6 22. b4 R5a7 23. dxc5+ bxc5 24. bxc5+ Kxc5 25. c4 Kd6 26. cxd5 exd5 27. f3 Rd8 28. e4 Ke5 29. Rc7 d4 30. Rc5+ Kf6 31. Kf2 Ke7 32. g4 b6 33. Re5+ Kf6 34. f4 h6 35. Rd5 Rxd5 36. exd5 Ke7 37. f5 Bh7 38. Rxd4 Kd6 39. Kf3 f6 40. Rc4 Kxd5 41. Rc8 g6 42. Kf4 Kd6 43. Rf8 gxf5 44. gxf5 Ke7 45. Rh8 Kd6 46. Rb8 Kc5 47. Rf8 Rg7 48. g4 h5 49. gxh5 Rg5 50. Rxf6 Rxh5 51. Rf7 Rh4+ 52. Kg5 Rh1 53. f6 Be4 54. Rc7+ Kd6 55. Rd7+ Ke6 56. Re7+ Kd5 57. f7 Rg1+ 58. Kf6 *", + "Moves": "g1g6", + "MovesSAN": "Rg6#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "r1bqkb1r/1pp1np2/p1n1p2p/6p1/3PN3/5NB1/PPP2PPP/R2QKB1R w KQkq - 1 9", + "PGN": "1. d4 e6 2. Nf3 Ne7 3. Nc3 a6 4. Bg5 d5 5. e4 h6 6. Bh4 g5 7. Bg3 dxe4 8. Nxe4 Nbc6 *", + "Moves": "e4f6", + "MovesSAN": "Nf6#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "r1b1kbnr/5ppp/2q5/p5B1/1p2P3/2P5/P4PPP/RN1QK2R w KQkq - 0 12", + "PGN": "1. d4 c5 2. dxc5 e5 3. b4 a5 4. c3 Qf6 5. e4 d6 6. Nf3 dxc5 7. Bg5 Qb6 8. Nxe5 cxb4 9. Bb5+ Nc6 10. Nxc6 bxc6 11. Bxc6+ Qxc6 *", + "Moves": "d1d8", + "MovesSAN": "Qd8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "5k2/5p2/8/6Q1/7P/8/2q2PP1/5K2 b - - 2 37", + "PGN": "1. d4 d5 2. Nf3 e6 3. c4 Nf6 4. Nc3 Bb4 5. Bg5 O-O 6. e3 Nbd7 7. Bd3 a6 8. h4 dxc4 9. Bxc4 b5 10. Bd3 Bb7 11. Qc2 h6 12. Ne5 c5 13. Nxd7 Qxd7 14. Bxf6 gxf6 15. O-O-O cxd4 16. exd4 Bxc3 17. bxc3 Rac8 18. Qd2 Kg7 19. Rh3 Rh8 20. Rg3+ Kf8 21. Qf4 Rxc3+ 22. Kb2 Qc7 23. Qxf6 Qa5 24. Qxh8+ Ke7 25. Qxh6 Bd5 26. Qg5+ Kd7 27. Bxb5+ axb5 28. Rxc3 Qxa2+ 29. Kc1 Qa1+ 30. Kd2 Qb2+ 31. Rc2 Qxd4+ 32. Ke1 Qe4+ 33. Kf1 Qxc2 34. Rxd5+ exd5 35. Qxd5+ Ke8 36. Qxb5+ Kf8 37. Qg5 *", + "Moves": "c2d1", + "MovesSAN": "Qd1#", + "Themes": "endgame master mate mateIn1 oneMove queenEndgame" + }, + { + "FEN": "7k/6pp/4Q3/pp5P/3PP3/3r4/PPK3R1/5q2 b - - 7 39", + "PGN": "1. d4 d5 2. Nf3 Nf6 3. Bf4 Bg4 4. e3 e6 5. h3 Bh5 6. c3 Nc6 7. Bd3 Na5 8. Qc2 Nc4 9. Nbd2 Bxf3 10. Nxf3 Ne4 11. Bxc4 dxc4 12. Qa4+ c6 13. Qxc4 Bd6 14. Bxd6 Nxd6 15. Qb3 b5 16. Ke2 a5 17. Ne5 Qc7 18. Qc2 O-O 19. f4 Nf5 20. g4 Ng3+ 21. Kf3 Nxh1 22. Rxh1 f6 23. Nd3 Rae8 24. h4 f5 25. gxf5 Rxf5 26. Ne5 c5 27. Qg2 cxd4 28. cxd4 Qb7+ 29. e4 Rf6 30. Ng4 Rg6 31. h5 Rxg4 32. Qxg4 Rf8 33. Rg1 Qc7 34. Qxe6+ Kh8 35. Rg2 Qxf4+ 36. Ke2 Qf1+ 37. Ke3 Rf3+ 38. Kd2 Rd3+ 39. Kc2 *", + "Moves": "f1d1", + "MovesSAN": "Qd1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r3kbnr/ppp1pppp/4q3/8/5P2/2NP1n2/PPP1BP1P/R1BQ1K1R b kq - 2 9", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nf3 Bg4 4. Nc3 Qe6+ 5. Be2 Bxf3 6. gxf3 Nc6 7. d3 Nd4 8. f4 Nf3+ 9. Kf1 *", + "Moves": "e6h3", + "MovesSAN": "Qh3#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "rn1qrk2/1bp2p1Q/p2pp1n1/2b3N1/R3P3/2NP4/1PP1BPPP/5RK1 w - - 5 15", + "PGN": "1. e4 a6 2. Nf3 b5 3. a4 bxa4 4. Rxa4 Bb7 5. d3 e6 6. Bf4 Bc5 7. Be2 h6 8. O-O Ne7 9. Nc3 O-O 10. Qd2 d6 11. Bxh6 gxh6 12. Qxh6 Ng6 13. Ng5 Re8 14. Qh7+ Kf8 *", + "Moves": "h7f7", + "MovesSAN": "Qxf7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r3k1nr/ppp2ppp/8/2b1P3/2Pq1P2/1PNb4/P2BB1PP/R2QK2R b KQkq - 0 11", + "PGN": "1. d4 d5 2. c4 e5 3. dxe5 d4 4. Bd2 Nc6 5. f4 Bf5 6. Nf3 d3 7. exd3 Bxd3 8. Be2 Bc5 9. Nc3 Nd4 10. Nxd4 Qxd4 11. b3 *", + "Moves": "d4f2", + "MovesSAN": "Qf2#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "7k/3R3p/4Np2/p3b1p1/2P3P1/1r5P/5K2/8 w - - 2 42", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e6 7. Bc4 Be7 8. Bb3 O-O 9. O-O d6 10. Qd2 Ng4 11. f3 Nxe3 12. Qxe3 Na5 13. Rfd1 Nxb3 14. axb3 d5 15. exd5 exd5 16. Nde2 Be6 17. Qd3 Bc5+ 18. Kh1 Qh4 19. Nxd5 Rad8 20. Qe4 Qxe4 21. fxe4 Bg4 22. Ndc3 Rxd1+ 23. Rxd1 b5 24. Rd5 Rc8 25. h3 Be6 26. Rd1 g5 27. Nd5 Kh8 28. c4 bxc4 29. bxc4 Bf2 30. b3 a5 31. Nec3 Rb8 32. Nb5 Bd7 33. Ndc7 Bc6 34. g4 Bxe4+ 35. Kh2 Be3 36. Rd7 Bf4+ 37. Kg1 f6 38. Kf2 Bc2 39. Nd4 Bxb3 40. Nxb3 Rxb3 41. Ne6 Be5 *", + "Moves": "d7d8", + "MovesSAN": "Rd8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "rnb1k2r/ppp2ppp/4p3/2b1P1B1/8/2N2N2/PPP1KnPP/3R1B2 w kq - 4 11", + "PGN": "1. d4 Nf6 2. Bg5 e6 3. e4 d6 4. e5 dxe5 5. dxe5 Qxd1+ 6. Kxd1 Ne4 7. Nf3 Nxf2+ 8. Ke2 Nxh1 9. Nc3 Bc5 10. Rd1 Nf2 *", + "Moves": "d1d8", + "MovesSAN": "Rd8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "4r2k/pp4pp/3p4/8/P7/8/2P2PPP/4Q1K1 b - - 0 33", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Nf6 5. O-O Nxe4 6. Nxd4 Be7 7. Re1 Nd6 8. Bb3 O-O 9. Bf4 Nxd4 10. Qxd4 Bf6 11. Qd3 Bxb2 12. Nc3 Bxa1 13. Rxa1 Qf6 14. Bd2 Nf5 15. Re1 d6 16. Nd5 Qg6 17. Nxc7 Rb8 18. Nd5 Be6 19. Nf4 Qf6 20. Nxe6 fxe6 21. Bxe6+ Kh8 22. Bc3 Qg6 23. Re4 Rbe8 24. Bxf5 Qxf5 25. Qg3 Qf7 26. Rf4 Re1+ 27. Bxe1 Qxf4 28. Qb3 Qc1 29. Kf1 Re8 30. Qc3 Qd1 31. a4 Qe2+ 32. Kg1 Qxe1+ 33. Qxe1 *", + "Moves": "e8e1", + "MovesSAN": "Rxe1#", + "Themes": "backRankMate endgame mate mateIn1 oneMove" + }, + { + "FEN": "r2r2k1/pb3pp1/2qNpn1p/2p5/2B2P2/3QB3/PPP3PP/R4RK1 b - - 0 18", + "PGN": "1. e4 c5 2. Nf3 d6 3. Bc4 Nf6 4. Ng5 e6 5. d3 h6 6. Nf3 Be7 7. O-O O-O 8. e5 dxe5 9. Nxe5 Qc7 10. f4 Bd6 11. d4 cxd4 12. Qxd4 Nc6 13. Nxc6 bxc6 14. Be3 c5 15. Qd3 Bb7 16. Nc3 Rfd8 17. Nb5 Qc6 18. Nxd6 *", + "Moves": "c6g2", + "MovesSAN": "Qxg2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r3k2r/1pq1ppb1/2p4p/p1P1NQ2/5nP1/7P/PPP5/2KR3R w kq - 0 20", + "PGN": "1. e4 d6 2. d4 c6 3. Nf3 h6 4. Bd3 Bg4 5. h3 Bh5 6. g4 Bg6 7. e5 Bxd3 8. Qxd3 g5 9. exd6 Qxd6 10. Nc3 Bg7 11. Ne4 Qd7 12. Be3 Nf6 13. O-O-O a5 14. Nc5 Qc7 15. Ne5 Nbd7 16. f4 Nxc5 17. dxc5 gxf4 18. Bxf4 Nd5 19. Qf5 Nxf4 *", + "Moves": "f5f7", + "MovesSAN": "Qxf7#", + "Themes": "attackingF2F7 mate mateIn1 middlegame oneMove" + }, + { + "FEN": "4b1Q1/1p2k3/1r2pN2/3pPp2/2pP1P1P/1qP1B3/1b6/q4RK1 w - - 7 48", + "PGN": "1. e4 a5 2. Nc3 a4 3. a3 e6 4. f4 c6 5. Nf3 Ne7 6. d4 d5 7. Bd3 g6 8. Qe2 Bg7 9. h4 h5 10. e5 Nf5 11. Bxf5 gxf5 12. Ng5 Bf8 13. O-O Be7 14. g3 Qb6 15. Be3 c5 16. Qd2 Nc6 17. Ne2 c4 18. c3 Na5 19. Nc1 Nb3 20. Nxb3 Qxb3 21. Rf2 Kf8 22. Qe2 Kg7 23. Qf3 Kg6 24. Raf1 Bd7 25. Bc1 Qb5 26. Qd1 Ra6 27. Qc2 Rb6 28. Rg2 Qb3 29. Qb1 Bxa3 30. g4 hxg4 31. Rxg4 Kh5 32. Rg2 Be8 33. Be3 Bxb2 34. Qe1 Rg8 35. Qe2+ Kh6 36. Nf3 Kh7 37. Rxg8 Kxg8 38. Qg2+ Kf8 39. Qg5 a3 40. Qf6 a2 41. Ng5 a1=Q 42. Nh7+ Kg8 43. Qh6 f6 44. Nxf6+ Kf7 45. Qh5+ Kg7 46. Qh7+ Kf8 47. Qg8+ Ke7 *", + "Moves": "g8e8", + "MovesSAN": "Qxe8#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "rn5r/1b1p2kp/p4pn1/q5B1/1bB1P1P1/2N2P2/1PPQ3P/2KR3R w - - 0 17", + "PGN": "1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 b5 6. Be3 Bb7 7. f3 Ne7 8. Qd2 Ng6 9. O-O-O Bb4 10. a3 Ba5 11. g4 b4 12. Bg5 f6 13. axb4 Bxb4 14. Nxe6 Qa5 15. Nxg7+ Kf7 16. Bc4+ Kxg7 *", + "Moves": "g5h6", + "MovesSAN": "Bh6#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3R2nk/4q1p1/8/p7/8/6bP/P5P1/3Q3K w - - 8 32", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d5 6. Nxc6 bxc6 7. exd5 cxd5 8. Bd3 e5 9. O-O Bc5 10. Bb5+ Bd7 11. Bxd7+ Qxd7 12. Re1 O-O 13. Rxe5 Rfe8 14. Bf4 Ng4 15. Rxe8+ Rxe8 16. Bg3 Qf5 17. Qxd5 Bxf2+ 18. Kh1 Qxc2 19. Qf3 h5 20. h3 Qxb2 21. Rf1 Bxg3 22. Qxf7+ Kh7 23. Qxh5+ Nh6 24. Qxe8 Qxc3 25. Qe4+ Kh8 26. Qf3 Qe5 27. Rd1 a5 28. Qa8+ Ng8 29. Qf3 Nf6 30. Rd8+ Ng8 31. Qd1 Qe7 *", + "Moves": "d1h5", + "MovesSAN": "Qh5#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r3k1nr/ppp2pp1/3p3p/3Np1q1/2B1P3/3PPP1b/PPP2K1P/R2QR3 b kq - 2 12", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 h6 5. O-O d6 6. Nc3 Bg4 7. Nd5 Nd4 8. Be3 Nxf3+ 9. gxf3 Bh3 10. Re1 Bxe3 11. fxe3 Qg5+ 12. Kf2 *", + "Moves": "g5g2", + "MovesSAN": "Qg2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r4rk1/pppQ1ppp/8/4p1q1/5n2/3B1R1P/PPP3P1/R3B1K1 b - - 3 18", + "PGN": "1. d4 Nf6 2. Nc3 e5 3. dxe5 Ng4 4. Nf3 Nc6 5. h3 Ngxe5 6. Nxe5 Nxe5 7. e4 Bb4 8. Bd2 d6 9. Bb5+ Bd7 10. Be2 O-O 11. O-O Qh4 12. f4 Bxc3 13. Bxc3 Ng6 14. Be1 Qf6 15. e5 dxe5 16. Qxd7 Nxf4 17. Bd3 Qg5 18. Rf3 *", + "Moves": "g5g2", + "MovesSAN": "Qxg2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "rn2k2r/1bp2ppp/1b2q1n1/1p2P1B1/4N3/5N2/PP3PPP/R2Q1RK1 w kq - 0 15", + "PGN": "1. e4 a6 2. d4 e6 3. c4 d5 4. Nc3 dxc4 5. Bxc4 b5 6. Bd3 Bb7 7. Nf3 Ne7 8. Bg5 Qc8 9. O-O Ng6 10. d5 Bd6 11. dxe6 Qxe6 12. e5 Bc5 13. Ne4 Bb6 14. Bxb5+ axb5 *", + "Moves": "d1d8", + "MovesSAN": "Qd8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "4rk2/R7/5pp1/4n3/6P1/8/PP1r1P2/1K5R w - - 3 38", + "PGN": "1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nf3 Nf6 5. Bd3 Bd6 6. Be3 O-O 7. c3 Re8 8. Nbd2 c6 9. Qc2 Bg4 10. h3 Bh5 11. O-O-O a5 12. g4 Bg6 13. Bxg6 hxg6 14. Rdg1 Ne4 15. Nxe4 dxe4 16. Ng5 Qc7 17. Nxe4 Nd7 18. Nxd6 Qxd6 19. h4 b5 20. h5 b4 21. h6 bxc3 22. hxg7 Kxg7 23. Bh6+ Kg8 24. Qxc3 c5 25. Be3 cxd4 26. Bxd4 f6 27. Kb1 Rac8 28. Qb3+ Kg7 29. Rh3 Qxd4 30. Rgh1 Qe4+ 31. Qd3 Qe1+ 32. Qd1 Qe4+ 33. Qd3 Qxd3+ 34. Rxd3 Ne5 35. Rd5 Rcd8 36. Rxa5 Rd2 37. Ra7+ Kf8 *", + "Moves": "h1h8", + "MovesSAN": "Rh8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "2r1rk1n/1pp2pp1/p1p2P2/6P1/4P3/6N1/PPP5/2K4R w - - 0 30", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. d4 exd4 6. Qxd4 Be6 7. Bf4 Nf6 8. Nc3 Be7 9. Qxd8+ Bxd8 10. Nd4 Bd7 11. O-O-O O-O 12. h4 h6 13. Nde2 Be6 14. f3 Rc8 15. Nd4 Re8 16. Nxe6 Rxe6 17. Ne2 Re8 18. g4 Nh7 19. Ng3 Bf6 20. Rd2 Nf8 21. g5 hxg5 22. hxg5 Be5 23. Bxe5 Rxe5 24. Rdh2 Ng6 25. f4 Ree8 26. f5 Kf8 27. Rh7 Ne5 28. f6 Ng6 29. Rh8+ Nxh8 *", + "Moves": "h1h8", + "MovesSAN": "Rxh8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r4rk1/pp4pp/2PQ4/4R1B1/4p1n1/N1P5/PP4PP/5R1K b - - 0 20", + "PGN": "1. e4 Nc6 2. d4 d5 3. e5 Bf5 4. c3 e6 5. Nf3 f6 6. Nh4 fxe5 7. Nxf5 exf5 8. Bb5 e4 9. f3 Bd6 10. O-O Nf6 11. Bg5 O-O 12. fxe4 dxe4 13. d5 Ne5 14. Rxf5 c6 15. dxc6 Qb6+ 16. Kh1 Qxb5 17. Qxd6 Nfg4 18. Na3 Qa6 19. Rxe5 Qf1+ 20. Rxf1 *", + "Moves": "f8f1", + "MovesSAN": "Rxf1#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "5r2/4Nk1p/4p2P/1p1b1p2/6QB/2q5/5PPK/8 w - - 1 41", + "PGN": "1. d4 Nf6 2. Nf3 g6 3. Nbd2 Bg7 4. e4 c5 5. e5 Nd5 6. dxc5 Nc6 7. Bc4 Nc7 8. Qe2 Ne6 9. Nb3 O-O 10. O-O Qc7 11. Re1 a5 12. a4 Nb4 13. c3 Na6 14. Bxe6 dxe6 15. Be3 Bd7 16. h4 Bc6 17. h5 Bd5 18. h6 Bh8 19. Nbd4 Nxc5 20. Nb5 Qc8 21. Rad1 Nxa4 22. Bg5 Re8 23. Nbd4 Nc5 24. Bh4 Qc7 25. Ng5 Nb3 26. Qe3 Nxd4 27. Rxd4 b5 28. Qf4 Rf8 29. Re3 a4 30. Qg3 a3 31. bxa3 Rxa3 32. Kh2 Ra2 33. Rf4 Bxe5 34. Nh3 Bxf4 35. Nxf4 Rc2 36. Qg5 f6 37. Qg4 Rxc3 38. Rxc3 Qxc3 39. Nxg6 f5 40. Nxe7+ Kf7 *", + "Moves": "g4h5", + "MovesSAN": "Qh5#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "2kr3r/pp3ppp/1bP5/2p5/4PBb1/2P3P1/PP3P1P/RN2K2R b KQ - 0 14", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nxe5 Nc6 4. Nxc6 dxc6 5. d3 Bc5 6. Be2 Ng4 7. Bxg4 Qh4 8. g3 Qxg4 9. Qxg4 Bxg4 10. c3 O-O-O 11. d4 Bb6 12. Bf4 c5 13. d5 c6 14. dxc6 *", + "Moves": "d8d1", + "MovesSAN": "Rd1#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3r1r1k/8/3p1b1p/2pBq3/4p3/7P/1P1Q1PP1/1R1R2K1 w - - 0 33", + "PGN": "1. d4 c5 2. d5 e5 3. c4 d6 4. Nc3 f5 5. e4 Nf6 6. Bd3 fxe4 7. Nxe4 Nbd7 8. Ne2 Be7 9. N2g3 O-O 10. O-O Nxe4 11. Bxe4 Nf6 12. Qc2 h6 13. h3 a6 14. a4 Rb8 15. a5 b6 16. axb6 Qxb6 17. Rb1 Kh8 18. Be3 a5 19. Nf5 Bxf5 20. Bxf5 Qb3 21. Qe2 Nxd5 22. Bc2 Qa2 23. cxd5 Qxd5 24. Rfd1 Qf7 25. Qd2 Rbd8 26. Be4 Qc4 27. Bd5 Qh4 28. Kh2 Qf6 29. Qxa5 e4 30. Qd2 Qe5+ 31. Kg1 Bf6 32. Bxh6 gxh6 *", + "Moves": "d2h6", + "MovesSAN": "Qxh6#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "5r1k/6pp/p7/1p1Q4/3P1p2/2P2RPb/PPq4P/5NK1 b - - 3 28", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O b5 6. Bb3 Be7 7. Re1 O-O 8. c3 d5 9. exd5 Nxd5 10. Nxe5 Nxe5 11. Rxe5 c6 12. d4 Bd6 13. Re1 Qh4 14. g3 Qh3 15. Qf3 Bg4 16. Qg2 Qh5 17. Bxd5 cxd5 18. Be3 Rae8 19. Nd2 f5 20. f3 Bh3 21. Qh1 Qg6 22. f4 Rxe3 23. Rxe3 Bxf4 24. Qxd5+ Kh8 25. Rae1 Bxe3+ 26. Rxe3 f4 27. Rf3 Qc2 28. Nf1 *", + "Moves": "c2g2", + "MovesSAN": "Qg2#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "1nkr4/p1p1qppp/Pp4b1/1Q6/3P2P1/R1P4P/5PB1/6K1 w - - 0 25", + "PGN": "1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. Ne2 Nc6 5. exd5 exd5 6. a3 Ba5 7. h3 Nge7 8. g3 Be6 9. Bg2 Qd7 10. Nf4 Bxc3+ 11. bxc3 O-O-O 12. a4 Na5 13. O-O Nc4 14. Re1 Bf5 15. g4 Bg6 16. Ba3 Nxa3 17. Rxa3 Rhe8 18. a5 Nc6 19. a6 b6 20. Nxd5 Rxe1+ 21. Qxe1 Bxc2 22. Qe2 Bg6 23. Qb5 Nb8 24. Ne7+ Qxe7 *", + "Moves": "g2b7", + "MovesSAN": "Bb7#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r4rk1/pp3ppp/4b3/4n3/3NQ3/2P1PPq1/PP4P1/R4K1R w - - 1 20", + "PGN": "1. d4 Nf6 2. Nf3 d5 3. Bf4 e6 4. e3 c5 5. c3 Bd6 6. Bd3 Qc7 7. Bg3 Nbd7 8. dxc5 Nxc5 9. Bc2 O-O 10. Nbd2 Bxg3 11. hxg3 e5 12. g4 Bxg4 13. Qb1 e4 14. Nd4 Nfd7 15. f3 Qg3+ 16. Kf1 Ne5 17. Nxe4 dxe4 18. Bxe4 Nxe4 19. Qxe4 Be6 *", + "Moves": "e4h7", + "MovesSAN": "Qxh7#", + "Themes": "kingsideAttack master masterVsMaster mate mateIn1 middlegame oneMove" + }, + { + "FEN": "5K2/8/1pn1kp2/p2R4/r3PP2/8/5P2/8 w - - 0 37", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 d5 5. Bg5 Bxc3+ 6. bxc3 h6 7. Bxf6 Qxf6 8. cxd5 exd5 9. e3 O-O 10. Rb1 b6 11. c4 Rd8 12. a4 a5 13. Bd3 Bg4 14. h3 Bh5 15. Rb5 Bxf3 16. Qxf3 Qxf3 17. gxf3 dxc4 18. Bxc4 Na6 19. O-O Nb4 20. Rc1 Rd7 21. d5 Kf8 22. e4 f6 23. Kg2 Ke7 24. Kg3 Kd6 25. Kf4 Rb8 26. Kf5 c6 27. dxc6 Nxc6 28. Rd1+ Kc7 29. Rxd7+ Kxd7 30. Be6+ Ke7 31. Rd5 g6+ 32. Kxg6 Kxe6 33. Kxh6 Rh8+ 34. Kg7 Rxh3 35. f4 Ra3 36. Kf8 Rxa4 *", + "Moves": "f4f5", + "MovesSAN": "f5#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r3r1kb/3b1p1p/2n1p1pB/p2pP1Nn/5Q2/4R2P/2PR1PP1/q4NK1 w - - 1 31", + "PGN": "1. e4 c5 2. Nc3 Nc6 3. h3 Nf6 4. Nf3 a6 5. d4 cxd4 6. Nxd4 d6 7. Nf3 Qc7 8. Bd3 g6 9. Bf4 Bg7 10. Ne2 O-O 11. Qd2 Re8 12. Ng3 Qb6 13. O-O Qxb2 14. Bh6 Bh8 15. Ng5 Ne5 16. Rfb1 Qa3 17. Rb3 Qc5 18. Be2 b5 19. a4 bxa4 20. Rxa4 Bd7 21. Rd4 e6 22. Rc3 Qa5 23. Qe3 d5 24. Ra3 Qe1+ 25. Nf1 a5 26. Qf4 Nc6 27. Rd1 Qxe2 28. Rd2 Qe1 29. Re3 Qa1 30. e5 Nh5 *", + "Moves": "f4f7", + "MovesSAN": "Qxf7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "1R6/1P4p1/7p/5P2/8/5kP1/1r5P/5K2 b - - 2 46", + "PGN": "1. c4 e5 2. Nc3 c5 3. g3 Nc6 4. Bg2 Nf6 5. Nf3 Be7 6. O-O d6 7. e3 Be6 8. Qb3 Na5 9. Qa3 Nxc4 10. Qa4+ Qd7 11. Qxd7+ Bxd7 12. d3 Nb6 13. Nd2 d5 14. Nb3 Rb8 15. d4 c4 16. dxe5 cxb3 17. exf6 Bxf6 18. Nxd5 Nxd5 19. Bxd5 bxa2 20. Rxa2 a6 21. Rd1 O-O 22. e4 Bg4 23. Rd3 Rfc8 24. Bf4 Bh3 25. Rd1 Bd4 26. b3 Ba7 27. Bxb8 Bxb8 28. Bxb7 Re8 29. Bc6 Rc8 30. Rxa6 h6 31. Ra8 Rxc6 32. Rxb8+ Kh7 33. b4 Re6 34. f3 Rc6 35. b5 Rc2 36. b6 Rb2 37. b7 Kg6 38. Rd6+ Be6 39. f4 Kh5 40. Rd5+ Kg4 41. Rd3 Kh3 42. Rd6 Kg4 43. Rxe6 fxe6 44. f5 exf5 45. exf5 Kf3 46. Kf1 *", + "Moves": "b2b1", + "MovesSAN": "Rb1#", + "Themes": "endgame mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "1r6/R4p2/2p1p1p1/1P1p1k1p/3P3P/5P2/5P2/6K1 w - - 0 38", + "PGN": "1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 e6 6. Nf3 Nc6 7. c5 g6 8. Bb5 Bd7 9. O-O Bg7 10. Re1 O-O 11. Bf4 a6 12. Bxc6 Bxc6 13. b4 Ne4 14. Qd3 Nxc3 15. Qxc3 Ba4 16. h4 h5 17. Be5 Bxe5 18. Rxe5 Qf6 19. Qe3 a5 20. a3 axb4 21. axb4 Bb5 22. Qc3 Qf4 23. Ree1 Rfe8 24. Qe3 Qf6 25. Qe5 Qe7 26. Qf4 Ra6 27. Rxa6 Bxa6 28. Qh6 Qf6 29. Ra1 Rc8 30. Ra5 Be2 31. Qg5 Qg7 32. Qe5 Bxf3 33. Qxg7+ Kxg7 34. gxf3 Kf6 35. Ra7 Rb8 36. b5 Kf5 37. c6 bxc6 *", + "Moves": "a7f7", + "MovesSAN": "Rxf7#", + "Themes": "endgame mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "5rk1/4Rq2/p1Q3p1/2p5/3p4/1P1P2N1/PBP2P2/5K2 b - - 0 33", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 bxc6 5. O-O d5 6. e5 Bg4 7. h3 Bh5 8. d3 Qc7 9. g4 Bg6 10. b3 e6 11. h4 f6 12. h5 Bf7 13. Re1 g6 14. exf6 Nxf6 15. Ng5 e5 16. Nxf7 Kxf7 17. hxg6+ hxg6 18. g5 e4 19. gxf6 Qh2+ 20. Kf1 Kxf6 21. Bb2+ d4 22. Rxe4 Qd6 23. Qf3+ Kg7 24. Rf4 Re8 25. Rf7+ Kg8 26. Rf6 Rh1+ 27. Qxh1 Qxf6 28. Nd2 Qe5 29. Ne4 Be7 30. Re1 Qf5 31. Ng3 Qf7 32. Qxc6 Rf8 33. Rxe7 *", + "Moves": "f7f2", + "MovesSAN": "Qxf2#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "8/1pp2p1k/p2bq2p/3R3Q/8/1P5P/P4PP1/6K1 b - - 2 30", + "PGN": "1. d4 e5 2. e3 exd4 3. exd4 Nf6 4. Nf3 Be7 5. c4 d5 6. Nc3 Bg4 7. cxd5 Nxd5 8. Nxd5 Qxd5 9. Be2 O-O 10. O-O Re8 11. Ne5 Bxe2 12. Qxe2 Qxd4 13. Nf3 Qd8 14. Be3 Nc6 15. Rad1 Bd6 16. Qb5 Qc8 17. Ng5 h6 18. Nf3 a6 19. Qh5 Qe6 20. b3 Ne7 21. Bd4 Ng6 22. Rfe1 Qd7 23. Be3 Re5 24. Nxe5 Nxe5 25. Bxh6 Re8 26. Rxe5 Rxe5 27. Qxe5 gxh6 28. Qh5 Qe6 29. h3 Kh7 30. Rd5 *", + "Moves": "e6e1", + "MovesSAN": "Qe1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "2r2r2/pp2kp1p/4p1p1/1Bq1P3/4P3/P1p1bQP1/1P4P1/3K1R2 w - - 2 26", + "PGN": "1. d4 d5 2. Bf4 e6 3. e3 Bd6 4. Bg3 Ne7 5. Nf3 Nf5 6. Ne5 Nxg3 7. hxg3 Nd7 8. f4 Nxe5 9. fxe5 Be7 10. Nc3 c5 11. a3 Bd7 12. Qd3 g6 13. O-O-O Qb6 14. dxc5 Bxc5 15. Re1 Rc8 16. Na4 Bxa4 17. e4 Bf2 18. Re2 Bb5 19. Qf3 Bxe2 20. Bxe2 Qc5 21. c3 Be3+ 22. Kc2 d4 23. Rf1 Rf8 24. Kd1 dxc3 25. Bb5+ Ke7 *", + "Moves": "f3f6", + "MovesSAN": "Qf6#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2r2rk1/pp3pp1/2n1b2p/3p4/3P2nq/P1NQ4/1PB1NPP1/R4RK1 w - - 0 17", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. cxd5 exd5 7. Ne2 c5 8. O-O cxd4 9. exd4 Nc6 10. Bg5 h6 11. Bh4 Be6 12. Bc2 Rc8 13. a3 Bd6 14. Qd3 Bxh2+ 15. Kxh2 Ng4+ 16. Kg1 Qxh4 *", + "Moves": "d3h7", + "MovesSAN": "Qh7#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r3r3/ppp3pp/2n3k1/2Q5/4P2q/8/PPPB3P/R1K4b w - - 0 19", + "PGN": "1. e4 d5 2. Nf3 dxe4 3. Ng5 Nf6 4. Nxf7 Kxf7 5. Nc3 Bg4 6. Bc4+ e6 7. f3 exf3 8. gxf3 Bh5 9. d3 Nd5 10. Bxd5 exd5 11. Qe2 Bc5 12. Bd2 Re8 13. Ne4 dxe4 14. dxe4 Qh4+ 15. Kd1 Nc6 16. Qc4+ Kg6 17. Qxc5 Bxf3+ 18. Kc1 Bxh1 *", + "Moves": "c5f5", + "MovesSAN": "Qf5#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/2R4p/p2kbNp1/6P1/2P2P2/8/2q3BK/8 w - - 7 45", + "PGN": "1. Nf3 f5 2. g3 Nf6 3. Bg2 e6 4. O-O d5 5. c4 Bd6 6. Nc3 O-O 7. d3 Nc6 8. e3 dxc4 9. dxc4 e5 10. b3 a6 11. Bb2 e4 12. Nd4 Ne5 13. Qd2 Nd3 14. Rfd1 Ng4 15. Rf1 Nge5 16. Nd5 c6 17. Nf4 Nxf4 18. exf4 Nd3 19. Rad1 Bc5 20. Ne2 Be6 21. Qc3 Qe7 22. Ba1 Rad8 23. Nc1 Bd4 24. Qxd4 Rxd4 25. Bxd4 Rd8 26. Nxd3 Rxd4 27. Ne5 Rxd1 28. Rxd1 g6 29. Bf1 Qa3 30. Rd8+ Kg7 31. Rb8 Qxa2 32. Rxb7+ Kh6 33. h3 e3 34. fxe3 Qd2 35. Rc7 Qxe3+ 36. Kh2 Qxb3 37. Rxc6 Bg8 38. g4 fxg4 39. hxg4 Qc2+ 40. Bg2 Kg7 41. g5 Kf8 42. Nd7+ Ke7 43. Nf6 Be6 44. Rc7+ Kd6 *", + "Moves": "f6e8", + "MovesSAN": "Ne8#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "r1b1k1r1/1pp5/p2pp3/6q1/1Q6/2NB3P/PPP2PP1/R4RK1 b q - 1 17", + "PGN": "1. e4 a6 2. Nf3 h6 3. d4 e6 4. d5 Nf6 5. dxe6 fxe6 6. Bd3 Bc5 7. e5 Ng4 8. O-O Nc6 9. h3 Ngxe5 10. Nxe5 Nxe5 11. Qh5+ g6 12. Qxe5 Rg8 13. Qxc5 d6 14. Qb4 Qf6 15. Bxh6 g5 16. Bxg5 Qxg5 17. Nc3 *", + "Moves": "g5g2", + "MovesSAN": "Qxg2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3Q4/1p3r1k/p1p3p1/4Bp1p/Pq3r2/7P/6PK/8 w - - 0 35", + "PGN": "1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 h5 6. Nxf5 Qa5+ 7. c3 Qxf5 8. Bd3 Qc8 9. Nf3 e6 10. O-O Bd6 11. Ne5 Qc7 12. f4 Ne7 13. Qf3 Nd7 14. b4 Nf6 15. a4 a6 16. Bd2 O-O 17. Nc4 Nf5 18. Rae1 g6 19. Bxf5 exf5 20. Nxd6 Qxd6 21. Re5 Ne4 22. Be1 f6 23. Rxe4 fxe4 24. Qxe4 f5 25. Qf3 Rae8 26. Kh1 Re4 27. c4 Qxd4 28. Qg3 Kh7 29. h3 Qxc4 30. Bc3 Qxf1+ 31. Kh2 Qc4 32. Be5 Qxb4 33. Qg5 Rf7 34. Qd8 Rxf4 *", + "Moves": "d8h8", + "MovesSAN": "Qh8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r4rk1/1p3ppp/p1nqN3/8/3pP1n1/P2B4/1PPNQ1PP/R4RK1 b - - 0 17", + "PGN": "1. d4 Nf6 2. Nc3 d5 3. Bf4 a6 4. e3 e6 5. Nf3 c5 6. a3 Bd6 7. dxc5 Bxc5 8. Bd3 Nc6 9. O-O Bd6 10. Bxd6 Qxd6 11. e4 d4 12. Ne2 e5 13. Nd2 Be6 14. f4 exf4 15. Nxf4 O-O 16. Qe2 Ng4 17. Nxe6 *", + "Moves": "d6h2", + "MovesSAN": "Qxh2#", + "Themes": "kingsideAttack master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3rk2r/pp4pp/2pb1pnn/1q1p4/3Pp3/1BP1P2Q/PP1K1PPP/RNB1R3 b k - 8 16", + "PGN": "1. e3 e5 2. c3 Nc6 3. d4 e4 4. Bc4 d5 5. Bb3 Nh6 6. Qh5 Ne7 7. Ne2 Bg4 8. Qe5 f6 9. Qf4 Ng6 10. Ba4+ c6 11. Qg3 Bxe2 12. Kxe2 Qa5 13. Bb3 Rd8 14. Re1 Bd6 15. Qh3 Qb5+ 16. Kd2 *", + "Moves": "b5d3", + "MovesSAN": "Qd3#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/4k3/1p3rp1/p1pRK3/2P2PP1/P7/1P6/8 b - - 2 49", + "PGN": "1. d4 e6 2. c4 Nf6 3. Nc3 b6 4. e4 h6 5. Nf3 Bb7 6. e5 Ne4 7. Nxe4 Bxe4 8. Qe2 Bb4+ 9. Nd2 Bb7 10. a3 Be7 11. Nf3 O-O 12. Qd2 f6 13. Bd3 fxe5 14. Nxe5 Bg5 15. Qc2 Bxc1 16. Bh7+ Kh8 17. Rxc1 Rf6 18. Be4 Bxe4 19. Qxe4 Nc6 20. Nxc6 dxc6 21. Qxc6 Rc8 22. Rd1 e5 23. Qe4 exd4 24. Rxd4 Qe8 25. O-O c5 26. Qxe8+ Rxe8 27. Rd7 a5 28. Rfd1 Re2 29. R7d2 Rxd2 30. Rxd2 Kh7 31. g3 Kg6 32. Kg2 Kf5 33. Rd5+ Ke4 34. Rd7 g6 35. h3 h5 36. Rd8 Re6 37. Rd5 Rf6 38. Rd1 Ke5 39. f3 Kf5 40. Rd5+ Ke6 41. Kf2 Ke7 42. Ke3 Ke6 43. Ke4 Ke7 44. f4 Ke6 45. Re5+ Kd6 46. Rd5+ Ke6 47. g4 hxg4 48. hxg4 Ke7 49. Ke5 *", + "Moves": "f6e6", + "MovesSAN": "Re6#", + "Themes": "endgame mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "2kr3r/pp3ppp/2nbpn2/2pP3q/2P5/2N1BB2/PP3PPP/R2Q1RK1 b - - 0 12", + "PGN": "1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. Nf3 Nf6 5. d4 Bg4 6. Be2 e6 7. O-O Nc6 8. c4 Qh5 9. d5 O-O-O 10. Nc3 Bd6 11. Be3 Bxf3 12. Bxf3 *", + "Moves": "h5h2", + "MovesSAN": "Qxh2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "5rk1/p5r1/4q2Q/1p1b1p2/3B2P1/4P2P/P4P2/5RK1 w - - 0 32", + "PGN": "1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bf4 Nbd7 5. Nf3 c6 6. e3 Qa5 7. Qb3 Bb4 8. Bd3 Nb6 9. cxd5 exd5 10. O-O Bxc3 11. bxc3 Ne4 12. c4 dxc4 13. Bxc4 Nxc4 14. Qxc4 O-O 15. Ne5 Nd2 16. Qe2 Nxf1 17. Rxf1 b5 18. Nxc6 Qb6 19. Qf3 Bb7 20. Ne7+ Kh8 21. Qg3 g6 22. Be5+ f6 23. Bd6 Rfd8 24. Bc5 Qe6 25. Nxg6+ hxg6 26. Qxg6 Rd7 27. d5 Bxd5 28. Bd4 Rf8 29. g4 Rg7 30. Qh6+ Kg8 31. h3 f5 *", + "Moves": "h6g7", + "MovesSAN": "Qxg7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3kr3/r1qPn1pp/1p3p2/pB2p3/1b2P3/2p3B1/P4PPP/RN3RK1 w - - 0 19", + "PGN": "1. d4 d5 2. Bf4 c5 3. dxc5 Nc6 4. Nf3 Bg4 5. Ne5 Nxe5 6. Bxe5 f6 7. Bg3 e5 8. b4 a5 9. c3 b6 10. Qa4+ Bd7 11. c6 Qc7 12. cxd7+ Kd8 13. e4 d4 14. Bb5 dxc3 15. O-O Ra7 16. Qb3 Bxb4 17. Qf7 Ne7 18. Qe8+ Rxe8 *", + "Moves": "d7e8q", + "MovesSAN": "dxe8=Q#", + "Themes": "advancedPawn mate mateIn1 middlegame oneMove promotion" + }, + { + "FEN": "r1bqrb2/pp4p1/2p1p1k1/4Pp2/2P4Q/P3P3/1P3PP1/2R1KB1R w K - 0 18", + "PGN": "1. Nf3 e6 2. c4 d5 3. d4 Nf6 4. Nc3 Be7 5. Bg5 O-O 6. e3 c6 7. Qc2 Nbd7 8. a3 Re8 9. Rc1 Bf8 10. h4 h6 11. Ne5 hxg5 12. hxg5 Ne4 13. Nxe4 dxe4 14. Qxe4 f5 15. Qh4 Nxe5 16. dxe5 Kf7 17. g6+ Kxg6 *", + "Moves": "h4h5", + "MovesSAN": "Qh5#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r3k2r/1p4p1/2np1p2/pBbN3p/4PQq1/P4N1b/1PP2PP1/R4RK1 b kq - 0 17", + "PGN": "1. d4 e5 2. dxe5 Nc6 3. Nf3 Bc5 4. Nc3 Nge7 5. e3 d6 6. exd6 cxd6 7. Be2 Bf5 8. a3 a5 9. O-O Ng6 10. h3 h5 11. e4 Be6 12. Bg5 f6 13. Bf4 Nxf4 14. Bb5 Qd7 15. Nd5 Bxh3 16. Qd2 Qg4 17. Qxf4 *", + "Moves": "g4g2", + "MovesSAN": "Qxg2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r3r1k1/pp2P2p/2n3p1/5p2/5P2/2BB4/P1P3PP/5RK1 w - - 0 18", + "PGN": "1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 c5 6. dxc5 Qa5 7. cxd6 Nxe4 8. Bd3 Nxc3 9. bxc3 Bxc3+ 10. Bd2 O-O 11. dxe7 Re8 12. Qe2 Bg4 13. O-O Bxf3 14. Bxc3 Bxe2 15. Bxa5 Bxf1 16. Rxf1 Nc6 17. Bc3 f5 *", + "Moves": "d3c4", + "MovesSAN": "Bc4#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "k2r3r/pp6/6R1/3P2Pp/2P2B1n/P1N4q/1P3P2/R4QK1 b - - 2 24", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 Be7 6. Bd3 Nf6 7. O-O Bg4 8. h3 Bh5 9. c4 Nc6 10. g4 Bg6 11. Nc3 Qd7 12. d5 Ne5 13. Nxe5 dxe5 14. Re1 O-O-O 15. a3 h5 16. Bxg6 fxg6 17. g5 Ne8 18. Rxe5 Qxh3 19. Rxe7 Nd6 20. Bf4 Nf5 21. Rxc7+ Kb8 22. Rxg7+ Ka8 23. Rxg6 Nh4 24. Qf1 *", + "Moves": "h4f3", + "MovesSAN": "Nf3#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2r3k1/5ppp/2P1pn2/Rq1p3b/8/2Q2P2/1PP3PP/5R1K b - - 1 24", + "PGN": "1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Nf3 Nc6 5. Bb5 Bg4 6. Qd3 Nf6 7. Ne5 Rc8 8. f3 Bh5 9. Qc3 Qc7 10. Nd2 e6 11. Nb3 Be7 12. Na5 O-O 13. Naxc6 bxc6 14. Nxc6 Bd6 15. O-O Qb6 16. a4 a6 17. Bf4 axb5 18. Bxd6 Rxc6 19. Bc5 Qc7 20. axb5 Rxc5 21. dxc5 Rc8 22. c6 Qb6+ 23. Kh1 Qxb5 24. Ra5 *", + "Moves": "b5f1", + "MovesSAN": "Qxf1#", + "Themes": "hangingPiece kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "5r1k/6pp/4p3/1P2q3/8/6P1/5R1P/1R4K1 w - - 0 26", + "PGN": "1. c4 e6 2. g3 d5 3. Bg2 Nf6 4. Nc3 Bb4 5. a3 Bxc3 6. dxc3 c6 7. cxd5 cxd5 8. Nf3 O-O 9. O-O Nc6 10. Bf4 Re8 11. Ne5 Nxe5 12. Bxe5 Bd7 13. Qd4 a5 14. Rad1 b5 15. e4 dxe4 16. Bxf6 Qxf6 17. Qxd7 b4 18. axb4 axb4 19. cxb4 Qxb2 20. Rb1 Qe5 21. b5 e3 22. Bxa8 exf2+ 23. Rxf2 Rxa8 24. Qxf7+ Kh8 25. Qf8+ Rxf8 *", + "Moves": "f2f8", + "MovesSAN": "Rxf8#", + "Themes": "backRankMate endgame mate mateIn1 oneMove queenRookEndgame" + }, + { + "FEN": "r4rk1/1bpN1ppp/p1pp1q2/2b5/4P3/2NP4/PPP2PPP/R2QK2R b KQ - 1 12", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Nc3 Bb4 4. Nd5 Bc5 5. Bb5 a6 6. Bxc6 bxc6 7. Nc3 Nf6 8. d3 O-O 9. Nxe5 Bb7 10. Bg5 d6 11. Bxf6 Qxf6 12. Nd7 *", + "Moves": "f6f2", + "MovesSAN": "Qxf2#", + "Themes": "attackingF2F7 mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r5k1/2p5/1p1p1np1/p2Pp1N1/P1P1P3/6pb/1PQ1Bb1P/R6K b - - 0 31", + "PGN": "1. c3 Nf6 2. Nf3 g6 3. d4 Bg7 4. e4 d6 5. Nbd2 O-O 6. Be2 Nc6 7. O-O e5 8. d5 Ne7 9. c4 Nd7 10. Nb3 a5 11. a4 b6 12. Bg5 f5 13. Nfd2 h6 14. Bxe7 Qxe7 15. f3 h5 16. Qc2 Bh6 17. Bd3 Be3+ 18. Kh1 f4 19. Rfe1 Bf2 20. Re2 Qh4 21. Nf1 Bc5 22. g3 fxg3 23. Nxg3 Rxf3 24. Nf1 Nf6 25. Rg2 Rf2 26. Rxf2 Bxf2 27. Be2 Bh3 28. Nbd2 Qg5 29. Ng3 h4 30. Nf3 hxg3 31. Nxg5 *", + "Moves": "g3g2", + "MovesSAN": "g2#", + "Themes": "advancedPawn mate mateIn1 middlegame oneMove" + }, + { + "FEN": "Q5r1/2r1p1bp/p1p1k3/2R1Bpp1/8/8/qP3PPP/3R2K1 w - - 2 29", + "PGN": "1. d4 d5 2. c4 dxc4 3. e4 Nf6 4. e5 Nd5 5. Bxc4 Nb6 6. Bd3 Nc6 7. Ne2 Nb4 8. Be4 f5 9. Bf3 c6 10. Nbc3 N4d5 11. O-O Be6 12. Nf4 Nxf4 13. Bxf4 Nd5 14. Nxd5 Bxd5 15. Bxd5 Qxd5 16. e6 O-O-O 17. Rc1 Qxe6 18. Qa4 a6 19. Qa5 Rd7 20. Qb6 g5 21. Be5 Rg8 22. Qa7 Rc7 23. Rfe1 Qd5 24. Rc5 Qxa2 25. Qa8+ Kd7 26. d5 Bg7 27. dxc6+ bxc6 28. Rd1+ Ke6 *", + "Moves": "a8g8", + "MovesSAN": "Qxg8#", + "Themes": "hangingPiece master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r2q1k1r/ppp2p2/2np3p/5P1Q/8/1Bb5/PPP2PPP/R4RK1 w - - 0 16", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 d6 4. d4 exd4 5. Nxd4 Bd7 6. Nf5 Nge7 7. Bg5 h6 8. Bxe7 Bxe7 9. Nxg7+ Kf8 10. Nf5 Bxf5 11. exf5 Ne5 12. Bb3 Bg5 13. O-O Nc6 14. Nc3 Bf6 15. Qh5 Bxc3 *", + "Moves": "h5f7", + "MovesSAN": "Qxf7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1b2rk1/pppn2p1/3qpp1p/3nN2P/3PQ1P1/3B4/PPP2P2/2KR3R w - - 0 16", + "PGN": "1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. Bd2 dxe4 5. Nxe4 Bxd2+ 6. Qxd2 Nf6 7. Nf3 Nxe4 8. Qf4 Nf6 9. Bd3 Qd7 10. O-O-O Qd6 11. Ne5 O-O 12. h4 Nbd7 13. h5 h6 14. g4 Nd5 15. Qe4 f6 *", + "Moves": "e4h7", + "MovesSAN": "Qh7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/8/8/R5Bp/4k2P/3pp3/2r3P1/4K3 b - - 0 44", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nf5 Nf6 6. Nd6+ Bxd6 7. Qxd6 Nxe4 8. Qd5 Qa5+ 9. Qxa5 Nxa5 10. Bd3 Nc5 11. Bf5 d5 12. Bxc8 Rxc8 13. b4 Ne4 14. bxa5 Rxc2 15. O-O Kd7 16. f3 Nd6 17. Na3 Rc6 18. Bb2 f6 19. Rad1 Rc5 20. f4 d4 21. fxe5 fxe5 22. Rfe1 Rxa5 23. Rc1 h5 24. Nc4 Nxc4 25. Rxc4 Rxa2 26. Rb4 Rc8 27. Rxb7+ Rc7 28. Rxc7+ Kxc7 29. Bc1 Kd6 30. Kf1 Rc2 31. Ba3+ Kd5 32. Bf8 e4 33. Bxg7 e3 34. Bh6 Rf2+ 35. Kg1 Ke4 36. h3 a5 37. Ra1 Rf5 38. Bg7 Rf7 39. Bh6 Rf5 40. h4 Rb5 41. Bg5 d3 42. Kf1 Rc5 43. Ke1 Rc2 44. Rxa5 *", + "Moves": "c2c1", + "MovesSAN": "Rc1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "5Q2/p4p2/2Kp2k1/5pP1/1P6/1q5P/1P6/8 w - - 1 43", + "PGN": "1. g3 Nf6 2. Bg2 g6 3. d3 Bg7 4. Nd2 d6 5. e4 O-O 6. f4 Bg4 7. Ngf3 Nbd7 8. O-O c5 9. h3 Bxf3 10. Nxf3 Nh5 11. Kh2 Qb6 12. g4 Nhf6 13. c3 Ne8 14. Qb3 Nc7 15. Be3 Qa6 16. Qc2 b5 17. e5 Rab8 18. exd6 exd6 19. a3 Rfe8 20. Rae1 Re7 21. Bd2 Rbe8 22. Rxe7 Rxe7 23. Re1 Rxe1 24. Bxe1 Nf6 25. Qe2 Nfd5 26. f5 b4 27. axb4 cxb4 28. cxb4 Nf4 29. Qe7 Ncd5 30. Qe8+ Bf8 31. Ng5 Qb7 32. Nxh7 Kxh7 33. Qxf8 Nxg2 34. Kxg2 Nf4+ 35. Kf2 Nxd3+ 36. Ke2 Qe4+ 37. Kd2 Qxe1+ 38. Kxd3 Qd1+ 39. Kc4 Qc2+ 40. Kd5 Qb3+ 41. Kc6 gxf5 42. g5 Kg6 *", + "Moves": "f8h6", + "MovesSAN": "Qh6#", + "Themes": "endgame mate mateIn1 oneMove queenEndgame" + }, + { + "FEN": "1Qnkr3/p7/3p4/7p/6q1/4p3/P5P1/2R3K1 w - - 6 36", + "PGN": "1. e4 e5 2. f4 Nc6 3. Nf3 exf4 4. Nc3 g5 5. Bc4 h6 6. d4 Bg7 7. O-O Nf6 8. e5 Ng4 9. h3 Ne3 10. Bxe3 fxe3 11. Bxf7+ Kxf7 12. Nxg5+ Kg8 13. Nf7 Qh4 14. Nxh8 Kxh8 15. Ne2 d6 16. Rf4 Qg5 17. h4 Qg6 18. Qf1 Bg4 19. exd6 cxd6 20. c3 h5 21. Re1 Re8 22. Kh2 Qc2 23. Rf7 Qxb2 24. Ng3 Qxc3 25. Rxg7 Kxg7 26. Nf5+ Bxf5 27. Qxf5 Qxd4 28. Qg5+ Kf7 29. Rf1+ Ke6 30. Qf5+ Ke7 31. Qf7+ Kd8 32. Qxb7 Qxh4+ 33. Kg1 Ne7 34. Qb8+ Nc8 35. Rc1 Qg4 *", + "Moves": "b8c7", + "MovesSAN": "Qc7#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "r6r/2qp2Q1/p1k1pp2/2p5/1p1P4/1B6/PP3PPP/3R1RK1 b - - 0 24", + "PGN": "1. e4 b6 2. Bc4 Bb7 3. d3 e6 4. Nc3 Bb4 5. Bd2 Bxc3 6. Bxc3 Nf6 7. Nf3 h6 8. e5 Nh7 9. O-O Ng5 10. Nd4 c5 11. Nb5 a6 12. Nd6+ Ke7 13. Nxb7 Qc7 14. Nd6 b5 15. Bb3 b4 16. Bd2 Nc6 17. Bxg5+ hxg5 18. Qg4 Nxe5 19. Qxg5+ f6 20. Qxg7+ Kxd6 21. d4 Nc6 22. Rad1 Nxd4 23. c3 Kc6 24. cxd4 *", + "Moves": "c7h2", + "MovesSAN": "Qxh2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "5kr1/3r1p2/pp1PpN2/2pq4/5Q2/2P3Pp/PP5P/1B3RK1 b - - 7 29", + "PGN": "1. e4 e6 2. Nf3 Be7 3. e5 b6 4. Nc3 Bb7 5. d4 a6 6. Bd3 Bxf3 7. Qxf3 Nc6 8. O-O Nxd4 9. Qg4 Kf8 10. Qxd4 h5 11. Bf4 g5 12. Be3 c5 13. Qe4 Ra7 14. f4 Nh6 15. fxg5 Bxg5 16. Bxg5 Qxg5 17. Qf3 d5 18. exd6 Ng4 19. Ne4 Qe5 20. g3 Qd4+ 21. Kg2 Ne3+ 22. Kh1 Nxf1 23. Rxf1 h4 24. c3 Qe5 25. Kg2 h3+ 26. Kg1 Rg8 27. Qf4 Qd5 28. Bb1 Rd7 29. Nf6 *", + "Moves": "d5g2", + "MovesSAN": "Qg2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/R7/8/8/8/4K3/6rp/6k1 w - - 0 73", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. Be3 O-O 8. O-O Nc6 9. f3 Nxd4 10. Bxd4 Be6 11. Qd2 a6 12. Rfd1 b5 13. Bf2 Rc8 14. a3 Qc7 15. Rac1 Bc4 16. Kh1 Bxe2 17. Qxe2 Qc4 18. Rd3 a5 19. Rcd1 b4 20. axb4 axb4 21. Nd5 Nxd5 22. exd5 Qxc2 23. R3d2 Qc7 24. Bd4 Bxd4 25. Rxd4 Qb6 26. h4 Rc7 27. h5 Rfc8 28. h6 Rc1 29. Kh2 Rxd1 30. Rxd1 Qc7 31. Rd2 Qc4 32. Qf2 Qf4+ 33. g3 Qxh6+ 34. Kg2 Qg5 35. Qd4 Qe5 36. Qxb4 Qe1 37. Qd4 Rc1 38. Kh3 Qh1+ 39. Rh2 Qxf3 40. Qf4 Qh5+ 41. Qh4 Qf5+ 42. Qg4 Qxd5 43. b4 Rc4 44. Qe2 Qh5+ 45. Qxh5 gxh5 46. Re2 Rxb4 47. Rxe7 Kf8 48. Rd7 Rd4 49. Kg2 Ke8 50. Ra7 d5 51. Kf3 Rd3+ 52. Kf4 Rd1 53. Ke5 d4 54. Kd6 Kf8 55. Ke5 Kg7 56. Ke4 Kg6 57. Ra5 f6 58. Kf3 Rf1+ 59. Ke2 Rf5 60. Ra4 Re5+ 61. Kd3 Rd5 62. Ra8 Kf5 63. Rh8 Kg4 64. Rxh7 Kxg3 65. Rf7 h4 66. Rxf6 h3 67. Rg6+ Kh2 68. Rg7 Rf5 69. Kxd4 Rf2 70. Ke3 Rg2 71. Rf7 Kg1 72. Ra7 h2 *", + "Moves": "a7a1", + "MovesSAN": "Ra1#", + "Themes": "endgame master mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "1r4k1/4Q2R/pq4r1/2p5/8/2P5/P1P5/2K5 w - - 6 34", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Be7 8. Qf3 O-O 9. O-O-O Qc7 10. Bd3 h6 11. h4 Nc6 12. Nxc6 bxc6 13. g4 Bb7 14. Bxf6 Bxf6 15. g5 Bxc3 16. bxc3 d5 17. gxh6 g6 18. h5 c5 19. hxg6 fxg6 20. h7+ Kh8 21. exd5 Bxd5 22. Be4 Rxf4 23. Bxd5 exd5 24. Qxd5 Raf8 25. Rhg1 R4f6 26. Qe4 Qb6 27. Qe5 Kxh7 28. Rh1+ Kg8 29. Rdg1 Rb8 30. Rxg6+ Rxg6 31. Rh8+ Kf7 32. Rh7+ Kf8 33. Qe7+ Kg8 *", + "Moves": "e7f7", + "MovesSAN": "Qf7#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "rnb1kb1r/1pqp1pp1/p3p3/7p/3NP1nB/2NB4/PPP2PPP/R2Q1RK1 b kq - 3 9", + "PGN": "1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 Qc7 6. Bd3 Nf6 7. O-O h5 8. Bg5 Ng4 9. Bh4 *", + "Moves": "c7h2", + "MovesSAN": "Qxh2#", + "Themes": "kingsideAttack mate mateIn1 oneMove opening" + }, + { + "FEN": "r2qkbnr/3np1p1/5p2/1pp5/3pQB2/P2P4/BP3PPP/R4RK1 w kq - 1 17", + "PGN": "1. e4 c5 2. Nf3 d6 3. Bc4 a6 4. a3 b5 5. Ba2 Bb7 6. O-O Bxe4 7. d3 Bb7 8. Ng5 d5 9. c4 h6 10. cxb5 hxg5 11. Bxg5 axb5 12. Nc3 Bc6 13. Qf3 f6 14. Bf4 d4 15. Ne4 Bxe4 16. Qxe4 Nd7 *", + "Moves": "e4g6", + "MovesSAN": "Qg6#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1b2k2/pp2q1p1/2p3Q1/3p2P1/8/2P2NK1/PP2r1P1/7R w - - 6 24", + "PGN": "1. d4 d5 2. e3 e6 3. c3 Nf6 4. Bd3 c6 5. Nf3 Bd6 6. h3 O-O 7. Nbd2 Nbd7 8. Ng5 h6 9. h4 e5 10. dxe5 Nxe5 11. Be2 hxg5 12. hxg5 Nh7 13. f4 Ng6 14. Rxh7 Kxh7 15. Bd3 Kg8 16. Qh5 Re8 17. Nf3 Bxf4 18. Bxg6 fxg6 19. Qxg6 Bxe3 20. Bxe3 Rxe3+ 21. Kf2 Qe7 22. Rh1 Re2+ 23. Kg3 Kf8 *", + "Moves": "h1h8", + "MovesSAN": "Rh8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "1Q6/5pk1/7R/2q3p1/Pp6/1P6/KP6/5r2 w - - 9 48", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. Nc3 g6 4. d4 cxd4 5. Nxd4 Bg7 6. Be3 Nf6 7. Bc4 O-O 8. Bb3 d6 9. f3 Bd7 10. Qd2 Nxd4 11. Bxd4 b5 12. a3 a5 13. Nd5 Nxd5 14. exd5 Bxd4 15. Qxd4 Qc7 16. O-O-O Rfc8 17. Rd3 b4 18. a4 e5 19. dxe6 Bxe6 20. Kb1 Bxb3 21. cxb3 Qc2+ 22. Ka2 Qxg2 23. Rhd1 Qxh2 24. R3d2 Qe5 25. Qh4 Rc5 26. f4 Qg7 27. Rxd6 h6 28. R6d2 Rac8 29. Qe7 Rc2 30. Rxc2 Rxc2 31. Rb1 Qd4 32. Qe8+ Kg7 33. Qb8 Rf2 34. Qb5 Rxf4 35. Qxa5 Rf5 36. Qc7 Qc5 37. Qd8 h5 38. Re1 g5 39. Re8 Rd5 40. Rg8+ Kh7 41. Rh8+ Kg6 42. Qg8+ Kf6 43. Rxh5 Rf5 44. Rh6+ Ke7 45. Qb8 Rf1 46. Qb7+ Kf8 47. Qb8+ Kg7 *", + "Moves": "b8h8", + "MovesSAN": "Qh8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r1b2kBr/ppp3pp/2n2q2/2b3N1/4P3/3P4/PP3PPP/RNBQK2R b KQ - 0 9", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d4 exd4 5. Ng5 d5 6. Bxd5 d3 7. cxd3 Qf6 8. Bxf7+ Kf8 9. Bxg8 *", + "Moves": "f6f2", + "MovesSAN": "Qxf2#", + "Themes": "attackingF2F7 mate mateIn1 oneMove opening" + }, + { + "FEN": "r3r2k/ppp2p2/2nb1p2/7q/3P4/P1N1P1R1/1P1K4/7R w - - 0 22", + "PGN": "1. d4 d5 2. c4 Nf6 3. Bg5 Nc6 4. Bxf6 exf6 5. cxd5 Qxd5 6. e3 Bb4+ 7. Nc3 O-O 8. Bd3 Re8 9. Ne2 Qxg2 10. Rg1 Qxh2 11. Kd2 Qxf2 12. Rg3 Bf5 13. Bxf5 Qxf5 14. Qg1 g6 15. Rf1 Qa5 16. a3 Be7 17. Qh2 Kh8 18. Rh1 h5 19. Nf4 Bd6 20. Nxh5 gxh5 21. Qxh5+ Qxh5 *", + "Moves": "h1h5", + "MovesSAN": "Rxh5#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/p1b2p2/k3qp2/1Rp1p1r1/2P1Q3/3P4/4K3/8 w - - 0 43", + "PGN": "1. e4 c5 2. f4 Nc6 3. Nf3 d5 4. exd5 Qxd5 5. Nc3 Qd8 6. Bb5 Bd7 7. Bxc6 Bxc6 8. d3 e6 9. O-O Nf6 10. Ne5 Qc7 11. Qe2 Bd6 12. Nxc6 Qxc6 13. f5 e5 14. Bf4 O-O-O 15. Bg3 h5 16. Bh4 Rde8 17. Bxf6 gxf6 18. Ne4 Be7 19. c3 h4 20. b4 Kb8 21. b5 Qxb5 22. c4 Qc6 23. Rab1 b6 24. Nc3 Reg8 25. Nd5 Bd8 26. Rb5 Rg7 27. a4 Rhg8 28. g3 hxg3 29. h3 g2 30. Ra1 Rg3 31. a5 Rxh3 32. Kf2 Rh1 33. Rg1 Rh5 34. Qe4 Rgg5 35. axb6 Rxf5+ 36. Ke2 Bxb6 37. Rxg2 Rfg5 38. Rxg5 Rxg5 39. Qh1 Kb7 40. Qh7 Qe6 41. Qe4 Ka6 42. Nc7+ Bxc7 *", + "Moves": "e4b7", + "MovesSAN": "Qb7#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r4rk1/4ppb1/p2p2p1/3q3p/1Q3PnP/5N2/PPP3P1/1K1R2BR b - - 2 20", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 a6 6. Be3 Nf6 7. f3 g6 8. Bd3 Bg7 9. Qd2 h5 10. h4 Ne5 11. O-O-O b5 12. Be2 Bb7 13. f4 Neg4 14. Bxg4 Nxg4 15. Bg1 b4 16. Nd5 Bxd5 17. exd5 Qa5 18. Kb1 Qxd5 19. Qxb4 O-O 20. Nf3 *", + "Moves": "d5d1", + "MovesSAN": "Qxd1#", + "Themes": "hangingPiece mate mateIn1 middlegame oneMove queensideAttack" + }, + { + "FEN": "r1bq1bnr/ppp3k1/2np4/6pQ/3PP3/8/PPP4p/RNB2R1K w - - 0 12", + "PGN": "1. e4 e5 2. f4 exf4 3. Nf3 g5 4. Bc4 Nc6 5. d4 d6 6. O-O h6 7. g3 fxg3 8. Bxf7+ Kxf7 9. Nxg5+ Kg7 10. Qh5 gxh2+ 11. Kh1 hxg5 *", + "Moves": "f1f7", + "MovesSAN": "Rf7#", + "Themes": "killBoxMate mate mateIn1 oneMove opening" + }, + { + "FEN": "5r1k/pQ4pp/2p2n2/3p4/3P4/1Bq5/P1P2PPP/4R1K1 b - - 0 18", + "PGN": "1. e4 d6 2. d4 Nf6 3. Nc3 c6 4. Bg5 Nbd7 5. Nf3 Qa5 6. Bc4 Nxe4 7. Bxe7 Bxe7 8. O-O Nxc3 9. bxc3 Qxc3 10. Bb3 Nf6 11. Re1 d5 12. Qe2 Be6 13. Ng5 O-O 14. Nxe6 fxe6 15. Qxe6+ Kh8 16. Qxe7 Rae8 17. Qxb7 Rxe1+ 18. Rxe1 *", + "Moves": "c3e1", + "MovesSAN": "Qxe1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "3r2k1/1R4p1/p1RPp2p/3r4/P7/6Pq/1Q3P1P/6K1 b - - 3 33", + "PGN": "1. d4 h6 2. c4 a6 3. a4 Nf6 4. Nc3 Nc6 5. Nf3 e6 6. e3 Bb4 7. Bd2 Bxc3 8. bxc3 Ne4 9. Bd3 d5 10. O-O Nxd2 11. Qxd2 dxc4 12. Bxc4 Ne7 13. Rab1 Nf5 14. Rb2 b6 15. Rfb1 Bb7 16. Be2 Qf6 17. c4 Be4 18. Rc1 Qg6 19. g3 Rd8 20. Ne5 Qg5 21. Bf3 Bxf3 22. Nxf3 Qg6 23. Ne5 Qh5 24. d5 Qh3 25. e4 Ne7 26. c5 bxc5 27. Rxc5 c6 28. Nxc6 Nxc6 29. Rxc6 O-O 30. d6 f5 31. exf5 Rxf5 32. Rb7 Rd5 33. Qb2 *", + "Moves": "d5d1", + "MovesSAN": "Rd1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "2kr3r/pp3Qp1/2nP3p/2q1P3/8/2P3P1/P1P4P/2KR3R w - - 1 24", + "PGN": "1. e4 e5 2. f4 Qh4+ 3. g3 Qd8 4. Nf3 Nc6 5. Bc4 h6 6. Nc3 d6 7. d4 Bg4 8. dxe5 Bxf3 9. Qxf3 dxe5 10. Bd2 Nd4 11. Qh5 Qf6 12. O-O-O O-O-O 13. fxe5 Qc6 14. Qxf7 Bc5 15. Bd5 Qb6 16. Na4 Qb5 17. Nxc5 Qxc5 18. Bc3 Ne2+ 19. Kd2 Nxc3 20. bxc3 c6 21. Kc1 cxd5 22. exd5 Ne7 23. d6 Nc6 *", + "Moves": "f7c7", + "MovesSAN": "Qc7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "6k1/2p2p2/7p/3P1Kp1/1bP5/1P3NqP/4Q1P1/8 b - - 8 31", + "PGN": "1. e4 h6 2. Nf3 a6 3. c3 g5 4. d4 b5 5. h3 Bg7 6. Be2 Bb7 7. Nbd2 d6 8. O-O e5 9. d5 Nd7 10. a4 Ngf6 11. axb5 axb5 12. Rxa8 Qxa8 13. Bxb5 O-O 14. Re1 Qa5 15. c4 Ba6 16. Nb3 Qb6 17. Be3 Nc5 18. Nxc5 dxc5 19. Qb3 Nxe4 20. Qd3 Nd6 21. Bxa6 Qxa6 22. Bxc5 e4 23. Rxe4 Nxe4 24. Bxf8 Nxf2 25. Kxf2 Qb6+ 26. Kg3 Bxf8 27. b3 Bd6+ 28. Kg4 Qf2 29. Qd2 Qg3+ 30. Kf5 Bb4 31. Qe2 *", + "Moves": "g3f4", + "MovesSAN": "Qf4#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "2R5/1p2r1kp/p3B3/4ppP1/3b4/5PK1/8/8 w - - 0 44", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Ne2 d5 6. cxd5 Nxd5 7. e4 Nxc3 8. bxc3 Ba5 9. Bd2 Nc6 10. dxc5 O-O 11. Ng3 e5 12. Bc4 Qf6 13. O-O Rd8 14. Qe2 Bg4 15. f3 Be6 16. Be1 Rd7 17. Rc1 Rad8 18. Bb5 Qg5 19. Bf2 Rd2 20. Qe3 Qxe3 21. Bxe3 Rxa2 22. Nf5 Bxf5 23. exf5 Ra3 24. Ra1 Rxa1 25. Rxa1 Bxc3 26. Ra4 Nd4 27. Bg5 Rc8 28. Bd7 Ra8 29. Be7 f6 30. Kf2 Nc6 31. Be6+ Kh8 32. Bd6 a6 33. g4 Nd4 34. Bf7 Nb5 35. h4 Nxd6 36. cxd6 Rd8 37. Rc4 Bd4+ 38. Kg3 g6 39. d7 Rxd7 40. Rc8+ Kg7 41. Be6 Re7 42. g5 fxg5 43. hxg5 gxf5 *", + "Moves": "c8g8", + "MovesSAN": "Rg8#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "1r3rk1/p2p1ppp/4p1b1/2P1N3/8/8/P2Q1PPP/2KR3R b - - 0 18", + "PGN": "1. d4 e6 2. Bf4 c5 3. Nf3 cxd4 4. Bxb8 Rxb8 5. Qxd4 b6 6. e4 Bb7 7. Nc3 Nf6 8. O-O-O Bc5 9. Qd2 O-O 10. Bd3 b5 11. Bxb5 Nxe4 12. Nxe4 Bxe4 13. Bd3 Qb6 14. c3 Bxd3 15. b4 Bg6 16. Ne5 Bxb4 17. cxb4 Qc5+ 18. bxc5 *", + "Moves": "b8b1", + "MovesSAN": "Rb1#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "5rk1/p4ppp/1p1b1q2/3B4/8/1P2P1P1/P1Q2PK1/7R w - - 2 28", + "PGN": "1. d4 Nf6 2. h3 d5 3. Nf3 e6 4. c3 c5 5. dxc5 Bxc5 6. e3 Ne4 7. Be2 O-O 8. O-O Nc6 9. Nd4 Bd7 10. Nxc6 Bxc6 11. Nd2 Nf6 12. Nf3 Bd6 13. Nd4 Rc8 14. Nxc6 Rxc6 15. Bf3 Rc4 16. Qe2 Rh4 17. b3 Bb8 18. Bb2 Qc7 19. g3 Rxh3 20. Kg2 Rh6 21. Rh1 Rxh1 22. Rxh1 Qe5 23. c4 Qg5 24. Bxf6 Qxf6 25. cxd5 exd5 26. Bxd5 b6 27. Qc2 Bd6 *", + "Moves": "c2h7", + "MovesSAN": "Qxh7#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "2r5/4k2p/6p1/KPPn1p2/8/3pPP2/6PP/3R2NR b - - 2 29", + "PGN": "1. d4 d5 2. c4 dxc4 3. e3 b5 4. a4 c5 5. Qf3 cxd4 6. Qxa8 Nd7 7. Qxa7 d3 8. axb5 e5 9. Nc3 Bc5 10. Qa5 Ne7 11. Qxd8+ Kxd8 12. Ne4 Bb6 13. Nd6 Rf8 14. Nxc8 Nxc8 15. b3 e4 16. bxc4 Nc5 17. Bb2 g6 18. Bd4 f5 19. f3 d2+ 20. Kd1 Nb3 21. Bxb6+ Nxb6 22. Rb1 Nc5 23. Kxd2 Ke7 24. Kc3 Rd8 25. Kb4 Nd3+ 26. Bxd3 exd3 27. Rd1 Rc8 28. c5 Nd5+ 29. Ka5 *", + "Moves": "c8a8", + "MovesSAN": "Ra8#", + "Themes": "anastasiaMate endgame mate mateIn1 oneMove" + }, + { + "FEN": "r1b1k2r/ppqn1ppp/2p5/2b3N1/4P1n1/P1NB4/1PP1Q1PP/R1B2R1K b kq - 2 13", + "PGN": "1. e4 d6 2. f4 Nf6 3. Nc3 c6 4. d4 Qa5 5. Bd3 e5 6. dxe5 dxe5 7. fxe5 Ng4 8. Nf3 Nxe5 9. O-O Bc5+ 10. Kh1 Ng4 11. Qe2 Nd7 12. a3 Qc7 13. Ng5 *", + "Moves": "c7h2", + "MovesSAN": "Qxh2#", + "Themes": "kingsideAttack master mate mateIn1 oneMove opening" + }, + { + "FEN": "8/5Qp1/8/3N4/2K1k3/6n1/1P6/7q w - - 12 58", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. e5 Ng8 7. cxd4 Bb6 8. O-O d6 9. Nc3 dxe5 10. dxe5 Qxd1 11. Rxd1 Nge7 12. Bg5 O-O 13. Re1 Ng6 14. e6 fxe6 15. Bxe6+ Bxe6 16. Rxe6 Rae8 17. Rae1 Rxe6 18. Rxe6 Kf7 19. Re4 Re8 20. Be3 Rxe4 21. Nxe4 Bxe3 22. fxe3 Nce5 23. Nfg5+ Kg8 24. Kf1 h6 25. Ne6 c6 26. Ke2 Kf7 27. Nd8+ Ke7 28. Nxb7 Kd7 29. Nbc5+ Ke7 30. g3 Nd7 31. Kd3 Nge5+ 32. Kc3 Nxc5 33. Nxc5 Kd6 34. Nd3 Nf3 35. h3 Ng1 36. h4 Ne2+ 37. Kc4 Nxg3 38. a4 Nf5 39. h5 Nxe3+ 40. Kd4 Nf5+ 41. Kc4 Ng3 42. Nf4 Ke5 43. Ng6+ Kf5 44. Ne7+ Kg5 45. Nxc6 Kxh5 46. Nxa7 Kg4 47. Nc6 h5 48. a5 h4 49. a6 h3 50. a7 h2 51. a8=Q h1=Q 52. Ne5+ Kf4 53. Ng6+ Kf5 54. Ne7+ Kf6 55. Nd5+ Ke6 56. Qe8+ Kf5 57. Qf7+ Ke4 *", + "Moves": "f7f4", + "MovesSAN": "Qf4#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r2q1rk1/pp3pp1/4nb1p/5Q2/3p4/2NB3P/PP3PP1/R4RK1 w - - 0 17", + "PGN": "1. e4 c5 2. d4 cxd4 3. Nf3 Nc6 4. c3 e6 5. cxd4 d5 6. exd5 exd5 7. Nc3 Nf6 8. Bd3 Be7 9. O-O O-O 10. Bg5 h6 11. Bh4 Bg4 12. h3 Bxf3 13. Qxf3 Nxd4 14. Qf4 Ne6 15. Qf5 d4 16. Bxf6 Bxf6 *", + "Moves": "f5h7", + "MovesSAN": "Qh7#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r3nrk1/1p1NQppp/p7/8/4P3/2q2B2/P3bPPP/3R2K1 w - - 0 21", + "PGN": "1. e4 c5 2. c3 e5 3. Nf3 Qc7 4. d4 cxd4 5. cxd4 exd4 6. Nxd4 a6 7. Be2 Bb4+ 8. Bd2 Bxd2+ 9. Nxd2 Nf6 10. O-O O-O 11. Bf3 Nc6 12. N2b3 Qe5 13. Re1 Nxd4 14. Qxd4 d6 15. Rad1 Be6 16. Qxd6 Qxb2 17. Re2 Qc3 18. Nc5 Ne8 19. Qe7 Bc4 20. Nd7 Bxe2 *", + "Moves": "e7f8", + "MovesSAN": "Qxf8#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2R5/pp1r3k/3q2p1/5p1p/7P/P1Qr2PK/1PR5/8 w - - 8 45", + "PGN": "1. g3 e5 2. Bg2 Nc6 3. c4 g6 4. Nc3 Bg7 5. d3 d6 6. h4 h5 7. Be3 Be6 8. Qd2 Nh6 9. Nd5 Ng4 10. Nh3 Nxe3 11. fxe3 f6 12. e4 Qd7 13. Nf2 O-O 14. O-O Ne7 15. Kh2 c6 16. Nxe7+ Qxe7 17. Bh3 Rad8 18. Bxe6+ Qxe6 19. Nh3 Kh7 20. Rf3 Bh6 21. e3 d5 22. exd5 cxd5 23. cxd5 Qxd5 24. Qf2 f5 25. Rd1 Qb5 26. d4 exd4 27. exd4 Rd5 28. Rb3 Qd7 29. Nf4 Bxf4 30. Qxf4 Rf6 31. Rc3 Rfd6 32. Rd2 Kg7 33. a3 Kf7 34. Rcd3 Kg7 35. Qe3 Re6 36. Qf4 Qe7 37. Qf3 Re4 38. Rc2 Qd6 39. Rdc3 Re7 40. Rc5 Rxd4 41. Qc3 Kh7 42. Rc7 Rd7 43. Rc8 Rd2+ 44. Kh3 Rd3 *", + "Moves": "c3h8", + "MovesSAN": "Qh8#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "Q1R5/5ppk/4p2p/8/5n2/5n1P/2P3r1/1R5K b - - 3 39", + "PGN": "1. e4 e6 2. d4 b6 3. Nc3 Bb7 4. Nf3 Bb4 5. Bc4 Bxc3+ 6. bxc3 Bxe4 7. Qe2 Bxf3 8. Qxf3 Qf6 9. Qxf6 Nxf6 10. O-O d5 11. Bd3 O-O 12. c4 c5 13. cxd5 Nxd5 14. dxc5 bxc5 15. Be4 Nc3 16. Bxa8 Nd7 17. Bb2 Ne2+ 18. Kh1 Rxa8 19. Rad1 Nb6 20. Rd3 Nf4 21. Rd6 Nc4 22. Rd7 Nxb2 23. Rb1 Nc4 24. Rbb7 Ne5 25. Rxa7 Rb8 26. Rab7 Rf8 27. Rdc7 Rd8 28. h3 h6 29. Rxc5 Neg6 30. a4 Rd1+ 31. Kh2 Rd2 32. Rcc7 Ne5 33. a5 Nd5 34. Rc8+ Kh7 35. a6 Rxf2 36. a7 Nf4 37. a8=Q Rxg2+ 38. Kh1 Nf3 39. Rb1 *", + "Moves": "g2h2", + "MovesSAN": "Rh2#", + "Themes": "arabianMate endgame mate mateIn1 oneMove" + }, + { + "FEN": "6rk/p4pbp/1p6/1Pp3N1/P1Pp4/3Pn3/2B3R1/6K1 w - - 1 43", + "PGN": "1. e4 c5 2. Nf3 d6 3. Bc4 Nf6 4. c3 g6 5. d3 Bg7 6. O-O O-O 7. h3 Nc6 8. Nh2 e6 9. f4 d5 10. exd5 exd5 11. Bb3 Qb6 12. Kh1 Bf5 13. Bc2 d4 14. Nd2 Qc7 15. Ne4 b6 16. c4 Rae8 17. Qf3 Nb4 18. Bb1 Re7 19. g4 Bc8 20. f5 Bb7 21. Bf4 Qc8 22. Kg1 Rfe8 23. a3 Na6 24. Nd6 Bxf3 25. Nxc8 Rxc8 26. Nxf3 gxf5 27. gxf5 Kh8 28. Kh1 Rg8 29. Rg1 Nh5 30. Bg5 Re2 31. b4 Rf2 32. Nh4 Be5 33. Rg4 Rh2+ 34. Kg1 Rxh3 35. Ra2 Rg3+ 36. Rxg3 Nxg3 37. Nf3 Nxf5 38. Rg2 Bg7 39. b5 Nc7 40. a4 Ne6 41. Bc2 Nxg5 42. Nxg5 Ne3 *", + "Moves": "g5f7", + "MovesSAN": "Nxf7#", + "Themes": "endgame mate mateIn1 oneMove smotheredMate" + }, + { + "FEN": "r3k1nr/5ppp/2b1p3/3qP3/p1NP4/R1P5/4QPPP/2B1R1K1 b kq - 0 19", + "PGN": "1. e4 c5 2. c3 Nc6 3. a3 e6 4. b4 cxb4 5. axb4 a6 6. d3 d5 7. b5 Ne5 8. d4 Nc4 9. Bxc4 dxc4 10. e5 Bd7 11. bxa6 bxa6 12. Nf3 Be7 13. O-O a5 14. Re1 a4 15. Na3 Bxa3 16. Rxa3 Qa5 17. Nd2 Qd5 18. Qe2 Bc6 19. Nxc4 *", + "Moves": "d5g2", + "MovesSAN": "Qxg2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2k4r/pp3Q2/2p5/3pq3/5B2/8/PPP3P1/RN4K1 b - - 4 28", + "PGN": "1. e4 e6 2. d4 d5 3. exd5 exd5 4. Bb5+ c6 5. Qe2+ Be6 6. Bd3 Bd6 7. Bf5 Qd7 8. Nf3 Nf6 9. Ng5 Ke7 10. O-O Re8 11. Bxh7 g6 12. f4 Rh8 13. f5 Bxh2+ 14. Kxh2 Nxh7 15. fxe6 Qd6+ 16. Kg1 fxe6 17. Rf7+ Ke8 18. Rxh7 Rxh7 19. Nxh7 Nd7 20. Nf6+ Ke7 21. Ng4 Rh8 22. Bg5+ Ke8 23. Qd3 e5 24. dxe5 Nxe5 25. Nxe5 Qxe5 26. Qxg6+ Kd7 27. Qf7+ Kc8 28. Bf4 *", + "Moves": "e5e1", + "MovesSAN": "Qe1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "3rk1nr/1p2nppp/1p6/pP2N3/P3P1b1/2P5/5PPP/R1B1KB1R b KQk - 0 13", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Nc3 Bb4 4. Nd5 d6 5. c3 Ba5 6. b4 Bb6 7. a4 a5 8. b5 Nce7 9. Nxb6 cxb6 10. d4 Bg4 11. dxe5 dxe5 12. Qxd8+ Rxd8 13. Nxe5 *", + "Moves": "d8d1", + "MovesSAN": "Rd1#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2kr1b1r/pppbqp2/2p2n1p/8/4PQ2/2N4p/PPP2PPB/2KR1B1R w - - 0 13", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Qe7 5. Nxc6 dxc6 6. Qf3 h6 7. Nc3 Nf6 8. h3 Bd7 9. Bf4 O-O-O 10. O-O-O g5 11. Bh2 g4 12. Qf4 gxh3 *", + "Moves": "f4c7", + "MovesSAN": "Qxc7#", + "Themes": "mate mateIn1 oneMove opening queensideAttack" + }, + { + "FEN": "rn3rk1/p1pp2pp/1p2p3/4N3/2PP4/3Bn3/P1PB1qRP/R2Q3K b - - 0 15", + "PGN": "1. e4 b6 2. d4 Bb7 3. Nc3 Nf6 4. Bd3 e6 5. Nf3 Bb4 6. e5 Nd5 7. Bd2 Bxc3 8. bxc3 O-O 9. O-O f6 10. Re1 fxe5 11. Nxe5 Qf6 12. c4 Qxf2+ 13. Kh1 Ne3 14. Rg1 Bxg2+ 15. Rxg2 *", + "Moves": "f2g2", + "MovesSAN": "Qxg2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "4R3/1p5p/5pp1/3r2k1/6Pq/5P2/5Q2/3rR1K1 w - - 1 49", + "PGN": "1. d4 Nf6 2. Nf3 g6 3. Nc3 d5 4. Bf4 Bg7 5. e3 O-O 6. Nb5 Na6 7. h3 c6 8. Nc3 Nc7 9. Bd3 Nce8 10. O-O Nd6 11. Ne5 Nfe4 12. Bh2 f6 13. Nf3 Nxc3 14. bxc3 Qe8 15. Nd2 Be6 16. a4 Bf7 17. a5 e5 18. Qb1 Qd7 19. Qb4 Rfe8 20. c4 dxc4 21. Nxc4 Nxc4 22. Bxc4 Bf8 23. Qb3 exd4 24. exd4 Rad8 25. c3 Bxc4 26. Qxc4+ Qf7 27. Qa4 c5 28. Rfd1 cxd4 29. cxd4 Rd5 30. Rac1 Bd6 31. Bxd6 Rxd6 32. Rc4 Red8 33. Qc2 R8d7 34. Rc8+ Kg7 35. Qc5 Rd5 36. Qxa7 Qe6 37. Rcc1 Qf5 38. Qb8 Rxa5 39. Qe8 Rad5 40. Rc8 Kh6 41. Qf8+ Kg5 42. h4+ Kh5 43. f3 Qf4 44. Re8 Rxd4 45. Rde1 Rd1 46. Qc5+ R7d5 47. Qf2 Qxh4 48. g4+ Kg5 *", + "Moves": "f2e3", + "MovesSAN": "Qe3#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "r3r1k1/p4pp1/2p2n1p/n7/B2N2b1/8/PP3PPP/RNB1R1K1 b - - 0 18", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Na5 6. Bb5+ c6 7. dxc6 bxc6 8. Ba4 h6 9. Nf3 e4 10. Ng1 Bc5 11. Ne2 O-O 12. O-O Bg4 13. d3 exd3 14. cxd3 Re8 15. Re1 Qb6 16. d4 Bxd4 17. Qxd4 Qxd4 18. Nxd4 *", + "Moves": "e8e1", + "MovesSAN": "Rxe1#", + "Themes": "backRankMate hangingPiece mate mateIn1 middlegame oneMove" + }, + { + "FEN": "1r3rk1/1Bp2ppp/p7/1p3P2/1P1bP1P1/P5q1/1BQ3P1/R4R1K b - - 0 23", + "PGN": "1. e4 e5 2. Nc3 Nf6 3. f4 d6 4. Bc4 Be7 5. Nf3 Nc6 6. a3 O-O 7. O-O a6 8. f5 b5 9. Ba2 Bb7 10. d3 Rc8 11. Ne2 d5 12. Ng3 Ng4 13. Bxd5 Bc5+ 14. d4 exd4 15. b4 Bb6 16. Kh1 d3 17. Qd2 dxc2 18. Qxc2 Nd4 19. Nxd4 Bxd4 20. Bxb7 Qh4 21. h3 Rb8 22. Bb2 Qxg3 23. hxg4 *", + "Moves": "g3h4", + "MovesSAN": "Qh4#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "1rb2rk1/1pq1b1p1/2p1pp1p/p3N3/2PPQP2/P2B1R2/1P4PP/3R2K1 w - - 0 18", + "PGN": "1. d4 Nf6 2. c4 c6 3. Nc3 d5 4. Nf3 e6 5. Bg5 h6 6. Bxf6 Qxf6 7. e4 dxe4 8. Nxe4 Qd8 9. a3 Be7 10. Bd3 Nd7 11. Qe2 a5 12. Rd1 O-O 13. O-O Nf6 14. Ne5 Qc7 15. f4 Rb8 16. Rf3 Nxe4 17. Qxe4 f6 *", + "Moves": "e4h7", + "MovesSAN": "Qh7#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "4r1k1/p4pb1/1pq3pp/2p1P3/6Q1/2P3B1/PP3P1P/R3R1Kb b - - 1 24", + "PGN": "1. d4 d5 2. Nf3 Nf6 3. Bf4 g6 4. Nbd2 Bg7 5. e3 Nbd7 6. Bd3 O-O 7. O-O c5 8. c3 Nh5 9. Bg5 b6 10. Qe2 Qe8 11. e4 e5 12. exd5 Bb7 13. Bb5 Bxd5 14. dxe5 Qe6 15. Bxd7 Qxd7 16. Rfe1 Rae8 17. Nc4 h6 18. Bh4 Nf4 19. Qd2 Qc6 20. Nd6 Bxf3 21. Qxf4 Bxg2 22. Nxe8 Bh1 23. Qg4 Rxe8 24. Bg3 *", + "Moves": "c6g2", + "MovesSAN": "Qg2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "6k1/pp6/2p2rbQ/3nqN1p/8/3B4/PP4PP/5R1K w - - 9 36", + "PGN": "1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. f4 Bf5 6. Nc3 e6 7. Nf3 dxe5 8. fxe5 Nc6 9. Be3 Be7 10. d5 exd5 11. cxd5 Nb4 12. Nd4 Bg6 13. Bb5+ Kf8 14. O-O Kg8 15. e6 N4xd5 16. Qf3 Bf6 17. exf7+ Bxf7 18. Nf5 c6 19. Rad1 h5 20. Bd3 Nxe3 21. Nxe3 Qe7 22. Nf5 Qc5+ 23. Kh1 Re8 24. Ne4 Qe5 25. Nxg7 Kxg7 26. Nxf6 Re7 27. Qf2 Rh6 28. Ne4 Nd5 29. Rde1 Qc7 30. Ng3 Rxe1 31. Qxe1 Rf6 32. Nf5+ Kf8 33. Qd2 Qe5 34. Qg5 Bg6 35. Qh6+ Kg8 *", + "Moves": "h6g7", + "MovesSAN": "Qg7#", + "Themes": "master masterVsMaster mate mateIn1 middlegame oneMove" + }, + { + "FEN": "1Q2q1kr/3R1ppp/8/6N1/8/1KPr4/PP3nPP/8 w - - 3 29", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nf3 Nf6 6. Nc3 Bb4 7. Bd2 Bxc3 8. Bxc3 Nxe4 9. Bxe5 Nxe5 10. Qe2 d5 11. Nxe5 Qf6 12. Qb5+ Kf8 13. Nf3 Qe6 14. Be2 Bd7 15. Qxb7 Re8 16. Qb4+ Kg8 17. Nd4 Qf6 18. Nf3 a6 19. O-O-O Nxf2 20. Rxd5 Nxh1 21. Bxa6 Qxa6 22. Rxd7 Nf2 23. Ng5 Qf1+ 24. Kd2 Re2+ 25. Kc3 Qe1+ 26. Kb3 Re3+ 27. c3 Rd3 28. Qb8+ Qe8 *", + "Moves": "b8e8", + "MovesSAN": "Qxe8#", + "Themes": "hangingPiece mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2rq1r1k/4bp1p/p6P/4P3/6Q1/N1Pp4/1P1B4/1K1R4 w - - 3 33", + "PGN": "1. e4 d6 2. d4 g6 3. Nc3 Bg7 4. Be3 Nd7 5. Qf3 c5 6. Bc4 Ngf6 7. Nge2 cxd4 8. Nxd4 O-O 9. Bb3 Nc5 10. h3 b5 11. Ndxb5 Bb7 12. O-O-O Ncxe4 13. Qf4 a6 14. Nxe4 Nxe4 15. Na3 e5 16. Qh2 d5 17. f3 Ng5 18. h4 Ne6 19. h5 g5 20. h6 Bf6 21. Qh5 d4 22. Bd2 Nc5 23. Rhe1 Nxb3+ 24. axb3 Rc8 25. Kb1 Bd5 26. g3 Be6 27. f4 gxf4 28. gxf4 d3 29. c3 Bxb3 30. fxe5 Bxd1 31. Rxd1 Be7 32. Qg4+ Kh8 *", + "Moves": "g4g7", + "MovesSAN": "Qg7#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "6k1/5p1p/6p1/3b4/8/3rB1P1/1R3P1P/6K1 b - - 0 25", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 Bg7 6. Be3 Nf6 7. Nc3 e6 8. Be2 O-O 9. O-O d5 10. cxd5 exd5 11. exd5 Nxd5 12. Nxc6 bxc6 13. Nxd5 Qxd5 14. Qxd5 cxd5 15. Rab1 Bf5 16. Rbd1 Bxb2 17. Rxd5 Be6 18. Ra5 Rfc8 19. Rxa7 Rxa7 20. Bxa7 Bxa2 21. g3 Bd5 22. Be3 Rc2 23. Bd3 Rc3 24. Rb1 Rxd3 25. Rxb2 *", + "Moves": "d3d1", + "MovesSAN": "Rd1#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "6k1/r1p2p1p/2p3p1/2Q5/8/qP2PPP1/P6P/1KR5 b - - 3 27", + "PGN": "1. d4 e5 2. dxe5 Bc5 3. Nf3 d6 4. Nbd2 dxe5 5. Nxe5 Nf6 6. e3 O-O 7. g3 Nbd7 8. Nxd7 Bxd7 9. Nb3 Bb4+ 10. Bd2 Bd6 11. Bg2 Bc6 12. Bxc6 bxc6 13. Qe2 Ne4 14. O-O-O Qe7 15. f3 Nxd2 16. Rxd2 Ba3 17. bxa3 Qxa3+ 18. Kb1 Rab8 19. Qc4 a5 20. Rd7 a4 21. Rhd1 axb3 22. cxb3 Ra8 23. Qc2 Ra7 24. Rd8 g6 25. Rxf8+ Kxf8 26. Rc1 Kg8 27. Qc5 *", + "Moves": "a3a2", + "MovesSAN": "Qxa2#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "5rk1/3N4/Q3pp2/1P3b2/3P3q/4PP2/5pP1/2R2K2 b - - 1 36", + "PGN": "1. Nf3 Nf6 2. h3 g6 3. d4 Bg7 4. Bf4 O-O 5. e3 d6 6. Bc4 c6 7. a4 Nbd7 8. a5 a6 9. O-O b5 10. axb6 Nxb6 11. Bb3 Nbd5 12. Bh2 h5 13. Nbd2 Nc7 14. Nc4 Rb8 15. Na5 Bd7 16. Ba4 Nb5 17. Bb3 Ne4 18. Qd3 d5 19. Bxb8 Qxb8 20. c4 Nbd6 21. cxd5 cxd5 22. Bxd5 Bf5 23. Qxa6 e6 24. Bxe4 Nxe4 25. Nc6 Qc7 26. Rfc1 g5 27. Nfe5 g4 28. hxg4 hxg4 29. b4 g3 30. f3 Nf2 31. b5 Bxe5 32. Nxe5 Qd8 33. Ra2 Qh4 34. Rxf2 gxf2+ 35. Kf1 f6 36. Nd7 *", + "Moves": "f5d3", + "MovesSAN": "Bd3#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "8/p1p4p/n1B2R2/4k1B1/1PK1P3/3P2P1/PP2n3/RN2q3 b - - 0 28", + "PGN": "1. e4 e5 2. f4 exf4 3. Nf3 g5 4. h4 g4 5. Ne5 Nf6 6. d3 d6 7. Nc4 Nh5 8. Be2 Ng3 9. Rh2 Be7 10. Bxg4 Bxh4 11. Bxc8 d5 12. Bxb7 dxc4 13. Bxa8 Qd4 14. Rxh4 Qg1+ 15. Kd2 c3+ 16. Kxc3 Qxd1 17. Bxf4 Ne2+ 18. Kb3 Qe1 19. g3 Na6 20. Bc6+ Ke7 21. Bg5+ Kd6 22. Rh6+ f6 23. Rxf6+ Ke5 24. Rf5+ Kd6 25. Rf6+ Ke5 26. c3 Rb8+ 27. Kc4 Rb4+ 28. cxb4 *", + "Moves": "e1b4", + "MovesSAN": "Qxb4#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3r4/8/6k1/8/4R3/4n1P1/PPP5/2K5 b - - 0 36", + "PGN": "1. e4 e5 2. Nf3 d6 3. d4 f6 4. dxe5 fxe5 5. Bc4 h6 6. Bxg8 Rxg8 7. O-O Nd7 8. Nc3 Nf6 9. Be3 Bg4 10. h3 Be6 11. Qd3 g5 12. g3 g4 13. hxg4 Bxg4 14. Kg2 Bxf3+ 15. Kxf3 Nh5 16. Rh1 Qf6+ 17. Ke2 Qg6 18. Rag1 Qg4+ 19. Kd2 Qf3 20. Qd5 Nf6 21. Qxb7 Rd8 22. Qxa7 d5 23. exd5 Nxd5 24. Qa4+ Kf7 25. Qe4 Qxe4 26. Nxe4 Nf6+ 27. Kc1 Nxe4 28. Bxh6 Nxf2 29. Rf1 Bxh6+ 30. Rxh6 Kg7 31. Rc6 Ng4 32. Rxc7+ Kg6 33. Rd1 e4 34. Rxd8 Rxd8 35. Rc4 Ne3 36. Rxe4 *", + "Moves": "d8d1", + "MovesSAN": "Rd1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "5k2/R5p1/4Kp2/1P6/Pr5p/8/8/8 w - - 0 52", + "PGN": "1. f3 c5 2. d3 Nc6 3. Be3 d6 4. Bf2 Nf6 5. g3 e5 6. Nh3 Nd4 7. c3 Nf5 8. Nd2 Be7 9. Bg2 d5 10. Qa4+ Bd7 11. Qb3 d4 12. f4 Bc6 13. Bxc6+ bxc6 14. Ng5 O-O 15. Nc4 Ng4 16. fxe5 Nxf2 17. Kxf2 Bxg5 18. h4 Be7 19. Qa4 Qc7 20. Kf3 f6 21. e6 Qxg3+ 22. Ke4 Nd6+ 23. Nxd6 Qe5+ 24. Kf3 Qxd6 25. cxd4 Qxe6 26. dxc5 Qd5+ 27. Qe4 Qxe4+ 28. Kxe4 Bxc5 29. Rac1 Rfe8+ 30. Kf3 Re5 31. Rhe1 Rc8 32. Red1 Re3+ 33. Kf4 Bb6 34. d4 Rxe2 35. d5 Bc7+ 36. d6 Bb8 37. Kf3 Re6 38. d7 Rd8 39. b4 Re7 40. Rxc6 Rexd7 41. Rxd7 Rxd7 42. Rc8+ Kf7 43. Rxb8 Rd4 44. h5 Rh4 45. Rb7+ Kf8 46. Rxa7 Rxh5 47. a4 Rh3+ 48. Kg4 Rb3 49. b5 Rb4+ 50. Kf5 h5 51. Ke6 h4 *", + "Moves": "a7a8", + "MovesSAN": "Ra8#", + "Themes": "endgame mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "7r/p1p2R2/8/2p1k3/2P1P1R1/1P4K1/P6r/8 b - - 1 33", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Nxd5 6. d3 h6 7. Nxf7 Kxf7 8. Qf3+ Ke8 9. Bxd5 Qf6 10. Bxc6+ Qxc6 11. Qxc6+ bxc6 12. O-O Rb8 13. b3 Kd7 14. c4 Bd6 15. Nc3 Bb7 16. Ne4 c5 17. Ng3 g6 18. Bb2 h5 19. Ne4 Bxe4 20. dxe4 g5 21. Rad1 Ke6 22. Bc1 Rbg8 23. Rd3 g4 24. g3 Be7 25. Kg2 h4 26. f4 Bd6 27. Bb2 Rh5 28. Bxe5 Bxe5 29. fxe5 hxg3 30. Rxg3 Kxe5 31. Rf7 Rgh8 32. Rxg4 Rxh2+ 33. Kg3 *", + "Moves": "h8h3", + "MovesSAN": "R8h3#", + "Themes": "endgame mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "1Rr3k1/p4p1p/4pB1r/4Pp2/1P1p4/8/P4PP1/6K1 w - - 2 45", + "PGN": "1. e4 c6 2. Nf3 d5 3. exd5 cxd5 4. d4 Bg4 5. Be2 Nc6 6. c3 e6 7. Bf4 Nf6 8. Nbd2 Bd6 9. Ne5 Bxe2 10. Qxe2 O-O 11. O-O Qc7 12. Ndf3 Ng4 13. Rfe1 Ngxe5 14. Nxe5 Nxe5 15. dxe5 Be7 16. Rad1 Rfd8 17. Qg4 b5 18. Bh6 Bf8 19. Bg5 Rd7 20. Rd3 b4 21. Rh3 bxc3 22. Rxc3 Qb6 23. Rb3 Qa5 24. Ra1 Rc8 25. h3 Rdc7 26. Kh2 Qc5 27. Be3 Qc6 28. h4 Bc5 29. Bh6 Bf8 30. h5 Kh8 31. Be3 Qc2 32. h6 g6 33. Qg5 Be7 34. Qg4 Rc4 35. Qf3 Rh4+ 36. Kg1 Qf5 37. Qxf5 gxf5 38. Rb7 Bc5 39. Rc1 d4 40. Bg5 Rh5 41. Bf6+ Kg8 42. b4 Rxh6 43. Rxc5 Rxc5 44. Rb8+ Rc8 *", + "Moves": "b8c8", + "MovesSAN": "Rxc8#", + "Themes": "endgame hangingPiece mate mateIn1 oneMove" + }, + { + "FEN": "rn3rk1/ppp2pp1/3b3p/3p4/3P4/1QP1B3/PP2BP1q/RN1R1K2 b - - 1 15", + "PGN": "1. e4 e6 2. Nf3 d5 3. exd5 exd5 4. d4 Nf6 5. Bd3 Bd6 6. h3 O-O 7. O-O h6 8. c3 Be6 9. Qb3 Qc8 10. Be3 Bxh3 11. gxh3 Qxh3 12. Be2 Ng4 13. Rd1 Nh2 14. Nxh2 Qxh2+ 15. Kf1 *", + "Moves": "h2h1", + "MovesSAN": "Qh1#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "rn3k1r/pp3ppp/2p5/8/2q5/8/PP1Q2PP/R3KR2 w Q - 0 16", + "PGN": "1. e4 c6 2. d4 d5 3. f3 dxe4 4. fxe4 e5 5. c3 Nf6 6. Nd2 Bg4 7. Ngf3 exd4 8. cxd4 Bxf3 9. Nxf3 Nxe4 10. Bc4 Bb4+ 11. Bd2 Nxd2 12. Nxd2 Qxd4 13. Qe2+ Kf8 14. Rf1 Bxd2+ 15. Qxd2 Qxc4 *", + "Moves": "d2d8", + "MovesSAN": "Qd8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "rnb1k2r/ppb2ppp/3qpn2/3p4/1P1N4/P3P3/1BPNBPPP/R2Q1RK1 b kq - 4 10", + "PGN": "1. d4 c6 2. e3 d5 3. Nf3 e6 4. Be2 Nf6 5. O-O c5 6. a3 cxd4 7. Nxd4 Bd6 8. b4 Bc7 9. Bb2 Qd6 10. Nd2 *", + "Moves": "d6h2", + "MovesSAN": "Qxh2#", + "Themes": "kingsideAttack mate mateIn1 oneMove opening" + }, + { + "FEN": "kr5r/pb4pp/Np6/5p2/1q6/4Bp1P/PPP2KP1/R3R3 w - - 0 26", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. O-O Nf6 5. d3 d5 6. exd5 Nxd5 7. h3 b6 8. Re1 Qd6 9. d4 Nxd4 10. Nxd4 Bb7 11. Nf5 Bxf2+ 12. Kxf2 Qc5+ 13. Nd4 O-O-O 14. Bxd5 Qxd5 15. Qg4+ Kb8 16. Nf3 f5 17. Qg3 e4 18. Nc3 Qc5+ 19. Be3 Qe7 20. Bg5 Qc5+ 21. Be3 Qf8 22. Nb5 Qb4 23. Nxc7 exf3 24. Na6+ Ka8 25. Qb8+ Rxb8 *", + "Moves": "a6c7", + "MovesSAN": "Nc7#", + "Themes": "mate mateIn1 middlegame oneMove smotheredMate" + }, + { + "FEN": "5k2/1q3r2/4pPpR/3pP1P1/r2P4/4Q1K1/1n1B4/8 w - - 2 44", + "PGN": "1. e4 c5 2. e5 Nc6 3. f4 e6 4. Nf3 d6 5. Bb5 Bd7 6. Bxc6 Bxc6 7. O-O d5 8. c3 Ne7 9. d4 cxd4 10. cxd4 Qb6 11. g4 Bb5 12. Rf2 Nc6 13. b3 a5 14. a4 Ba6 15. Be3 Bb4 16. f5 O-O 17. f6 Qd8 18. g5 b5 19. h4 bxa4 20. bxa4 g6 21. Rh2 Re8 22. h5 Rc8 23. hxg6 fxg6 24. Nh4 Qd7 25. Qf3 Qf7 26. Nd2 Bd3 27. Kf2 Bxd2 28. Bxd2 Be4 29. Qe3 Nb4 30. Rah1 Nd3+ 31. Ke2 Qb7 32. Nf3 Rc7 33. Bxa5 Qb2+ 34. Bd2 Nc1+ 35. Kf2 Nd3+ 36. Kg3 Qb7 37. Ba5 Rf7 38. Nh4 Ra8 39. Bd2 Rxa4 40. Nxg6 Bxg6 41. Rh6 Nb2 42. Rxg6+ hxg6 43. Rh6 Kf8 *", + "Moves": "h6h8", + "MovesSAN": "Rh8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "B4rk1/p1p3p1/4pb1p/5n2/6Q1/2Pq2P1/PP5P/R1B2R1K b - - 0 18", + "PGN": "1. d3 d5 2. g3 e5 3. Bg2 Be6 4. f4 Bd6 5. fxe5 Bxe5 6. Nf3 Bf6 7. O-O Ne7 8. Nc3 O-O 9. Ng5 h6 10. Nxe6 fxe6 11. e4 dxe4 12. Nxe4 Bd4+ 13. Kh1 Nf5 14. Qg4 Nd7 15. c3 Nf6 16. Nxf6+ Bxf6 17. Bxb7 Qxd3 18. Bxa8 *", + "Moves": "d3f1", + "MovesSAN": "Qxf1#", + "Themes": "hangingPiece kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "4rk2/pp2qp2/3Q4/6Rp/1P6/P7/1K6/8 w - - 4 44", + "PGN": "1. c4 e5 2. g3 Nf6 3. Bg2 Nc6 4. Nc3 Bb4 5. Nd5 Nxd5 6. cxd5 Ne7 7. a3 Bd6 8. e3 c6 9. Ne2 Nxd5 10. Bxd5 cxd5 11. d4 O-O 12. dxe5 Bxe5 13. O-O d6 14. Qxd5 Qb6 15. Qd2 Bf5 16. Nd4 Be4 17. f3 Bg6 18. b4 Rac8 19. Bb2 Rc4 20. Rac1 d5 21. Rxc4 dxc4 22. Rc1 Bd3 23. Kf2 Re8 24. Bc3 Qh6 25. h4 Bf6 26. Ne2 Bxc3 27. Rxc3 g5 28. Nc1 gxh4 29. Nxd3 hxg3+ 30. Kxg3 Qg5+ 31. Kf2 Qh4+ 32. Ke2 cxd3+ 33. Rxd3 Qh2+ 34. Kd1 Qh1+ 35. Kc2 Qxf3 36. Kb2 Qf6+ 37. Ka2 Qe6+ 38. Kb2 h5 39. Rd5 Qf6+ 40. Ka2 Qe6 41. Kb2 Qxe3 42. Rg5+ Kf8 43. Qd6+ Qe7 *", + "Moves": "d6h6", + "MovesSAN": "Qh6#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "1brr2k1/1p3ppp/p2q4/3p1N2/2nQ4/P6P/1PP2PPN/2R2R1K b - - 4 22", + "PGN": "1. e4 c6 2. Nc3 d5 3. exd5 cxd5 4. d4 Nf6 5. Bd3 Nc6 6. Nf3 Bg4 7. Be3 e6 8. h3 Bh5 9. a3 Bd6 10. O-O O-O 11. Be2 Rc8 12. Rc1 a6 13. Nh2 Bxe2 14. Nxe2 Bb8 15. Bg5 Qd6 16. Bf4 e5 17. dxe5 Nxe5 18. Kh1 Nh5 19. Bg3 Nxg3+ 20. Nxg3 Nc4 21. Qd4 Rfd8 22. Nf5 *", + "Moves": "d6h2", + "MovesSAN": "Qxh2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1bk1r2/pp1p1ppp/3P1n2/2q5/1n6/2N2N2/2P1QPPP/R3KB1R w KQ - 3 13", + "PGN": "1. e4 c5 2. b4 cxb4 3. a3 bxa3 4. Bxa3 Nc6 5. Nc3 Nf6 6. Nf3 e6 7. Bxf8 Rxf8 8. d4 Qb6 9. d5 exd5 10. exd5 Nb4 11. d6 Qc5 12. Qe2+ Kd8 *", + "Moves": "e2e7", + "MovesSAN": "Qe7#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "8/pp1q3k/6rP/2bp1P1Q/4pK2/2N5/PP6/3R3R b - - 1 35", + "PGN": "1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. Nf3 Nc6 5. d4 cxd4 6. cxd4 d6 7. Bc4 dxe5 8. dxe5 e6 9. Bxd5 exd5 10. O-O Be7 11. Nc3 Be6 12. Nd4 O-O 13. Nxe6 fxe6 14. Qg4 Qd7 15. Bh6 Rf7 16. f4 Raf8 17. Rad1 Rf5 18. h4 R8f7 19. Bg5 Bc5+ 20. Kh2 h6 21. Bxh6 Kh7 22. Bg5 g6 23. h5 Rg7 24. hxg6+ Rxg6 25. Qh5+ Kg7 26. Bf6+ Rfxf6 27. exf6+ Kxf6 28. g4 Kg7 29. Kg3 Nd4 30. Rh1 Nf5+ 31. Kf3 Nh6 32. g5 e5 33. gxh6+ Kh7 34. f5 e4+ 35. Kf4 *", + "Moves": "d7d6", + "MovesSAN": "Qd6#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "4rk2/p1q3p1/1p1N3p/3b4/1P6/P4N1P/6P1/4R2K w - - 0 37", + "PGN": "1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nf3 Nf6 5. Be2 Bd6 6. O-O O-O 7. h3 h6 8. a3 Re8 9. Be3 Bf5 10. Nbd2 Nbd7 11. c4 c5 12. cxd5 Nxd5 13. Qb3 Nxe3 14. fxe3 b6 15. Bb5 Re7 16. d5 Qe8 17. Rfe1 Qc8 18. Bc6 Rb8 19. e4 Bg6 20. Bxd7 Qxd7 21. e5 c4 22. Qxc4 Bc5+ 23. Kh1 Ree8 24. b4 Bf8 25. e6 fxe6 26. dxe6 Qd6 27. e7+ Bf7 28. exf8=Q+ Kxf8 29. Rxe8+ Rxe8 30. Qd4 Qc7 31. Ne4 Rd8 32. Qb2 Qf4 33. Re1 Bd5 34. Qe5 Qf7 35. Nd6 Qc7 36. Qe8+ Rxe8 *", + "Moves": "e1e8", + "MovesSAN": "Rxe8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r4rk1/1pp4p/3p2pb/p2PpNq1/1PP1P3/P2Q1b2/4B1PP/RR4K1 b - - 2 19", + "PGN": "1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O Nc6 8. d5 Ne7 9. Be3 Ng4 10. b4 Nxe3 11. fxe3 a5 12. a3 f5 13. exf5 Nxf5 14. Qd3 Bh6 15. e4 Ne3 16. Rfb1 Bg4 17. Nd1 Bxf3 18. Nxe3 Qg5 19. Nf5 *", + "Moves": "g5g2", + "MovesSAN": "Qxg2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "rn1q1b1r/pp2kBpp/2p2n2/4N3/3pP3/6N1/PPPP1PPP/R1BbK2R w KQ - 1 9", + "PGN": "1. e4 d5 2. Nc3 c6 3. Nf3 d4 4. Ne2 Bg4 5. Ng3 e5 6. Bc4 Nf6 7. Nxe5 Bxd1 8. Bxf7+ Ke7 *", + "Moves": "g3f5", + "MovesSAN": "Nf5#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "2kr3r/ppqnn1b1/2p1pPp1/3p2B1/3P2P1/2N2B2/PPPQ1P2/R4RK1 b - - 0 15", + "PGN": "1. e4 g6 2. d4 d5 3. e5 Bg7 4. Nf3 Bg4 5. Be2 e6 6. O-O Ne7 7. h3 Bxf3 8. Bxf3 c6 9. Nc3 Qc7 10. g4 Nd7 11. Be3 h5 12. Qd2 hxg4 13. hxg4 O-O-O 14. Bg5 f6 15. exf6 *", + "Moves": "c7h2", + "MovesSAN": "Qh2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "rn1qkb1r/ppp1np1p/6p1/5b2/3PNp2/5N2/PPP1Q1PP/R1B1KB1R w KQkq - 0 8", + "PGN": "1. e4 e5 2. f4 d5 3. Nc3 exf4 4. Nf3 dxe4 5. Nxe4 Bf5 6. Qe2 Ne7 7. d4 g6 *", + "Moves": "e4f6", + "MovesSAN": "Nf6#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "r3r3/pp1q1k2/1bpB1pnQ/3P4/8/2N4P/PPP3P1/R6K w - - 0 24", + "PGN": "1. d4 Nc6 2. d5 Ne5 3. Bf4 d6 4. e4 Nf6 5. Nc3 e6 6. Bb5+ Bd7 7. Bxd7+ Qxd7 8. Nge2 h6 9. O-O Be7 10. h3 Ng6 11. Bh2 e5 12. Ng3 O-O 13. Nf5 Bd8 14. f4 exf4 15. Bxf4 c6 16. Bxd6 Bb6+ 17. Kh1 Rfe8 18. e5 Nxe5 19. Nxh6+ Kh8 20. Rxf6 gxf6 21. Qh5 Ng6 22. Nxf7+ Kg7 23. Qh6+ Kxf7 *", + "Moves": "h6h7", + "MovesSAN": "Qh7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3q2n1/p1p2r1k/1p1bb1pp/5p2/2PQ2PN/2B2P2/PP5P/3R2K1 w - - 8 27", + "PGN": "1. e4 e6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Nf6 5. Ng5 h6 6. Nxf7 Kxf7 7. Nf3 Bd6 8. Bd3 Rf8 9. O-O Nc6 10. Re1 Kg8 11. Ne5 Nxd4 12. Ng6 Rf7 13. Be3 Nf5 14. Bxf5 exf5 15. Bd4 Kh7 16. Nh4 Bd7 17. Qd3 g6 18. c4 b6 19. f3 Qf8 20. g4 Ng8 21. Bc3 Re8 22. Rxe8 Qxe8 23. Re1 Qd8 24. Qd5 Re7 25. Rd1 Be6 26. Qd4 Rf7 *", + "Moves": "d4h8", + "MovesSAN": "Qh8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "1k2r3/1p4q1/5p2/pNR5/P7/3p3P/1PP3P1/4R2K w - - 0 30", + "PGN": "1. e4 d6 2. Nf3 Nf6 3. Nc3 e5 4. h3 c6 5. Bc4 h6 6. d3 Qc7 7. O-O a5 8. a4 Be7 9. Nh2 Be6 10. Bxe6 fxe6 11. Ng4 Nbd7 12. Be3 h5 13. Nxf6+ Nxf6 14. f4 exf4 15. Bxf4 e5 16. Be3 Rg8 17. Qe2 d5 18. exd5 cxd5 19. Bg5 O-O-O 20. Nb5 Bc5+ 21. Kh1 Qe7 22. Rae1 Rde8 23. Rf5 e4 24. Rxd5 Qf8 25. Bxf6 gxf6 26. Qxh5 Qg7 27. Rxc5+ Kb8 28. Qe2 exd3 29. Qxe8+ Rxe8 *", + "Moves": "e1e8", + "MovesSAN": "Rxe8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "8/1p5k/2p2q1p/4p3/3r2Q1/1B4P1/PP3PK1/8 w - - 11 38", + "PGN": "1. e4 d6 2. Nf3 Nf6 3. Nc3 g6 4. g3 Bg7 5. Bg2 O-O 6. O-O e5 7. d4 Nc6 8. Be3 Ng4 9. Bg5 f6 10. Bc1 f5 11. exf5 gxf5 12. dxe5 dxe5 13. Bg5 Qe8 14. Nd5 Qf7 15. Nh4 h6 16. Bd2 Be6 17. c4 Nd4 18. Bc3 c6 19. Ne3 Rad8 20. Nxg4 fxg4 21. Bxd4 Rxd4 22. Qe2 Bxc4 23. Qe3 Bxf1 24. Rxf1 Rfd8 25. h3 Rd3 26. Qxa7 gxh3 27. Bxh3 Bf6 28. Ng2 Bg5 29. Qc5 Rd1 30. Ne3 Bxe3 31. Qxe3 Rxf1+ 32. Bxf1 Qf6 33. Kg2 Qd6 34. Bc4+ Kg7 35. Qf3 Qf6 36. Qg4+ Kh7 37. Bb3 Rd4 *", + "Moves": "g4g8", + "MovesSAN": "Qg8#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "r5kr/ppp3pp/3p1q2/2P5/3PP2b/N2P4/P3K2P/R1BQ3R b - - 0 18", + "PGN": "1. e4 e5 2. f4 exf4 3. Nf3 Be7 4. Bc4 Bh4+ 5. Kf1 Nf6 6. Bxf7+ Kxf7 7. Ne5+ Kg8 8. d3 d6 9. Nf3 Nfd7 10. Bxf4 Qf6 11. Bc1 Nc6 12. c3 Nc5 13. Na3 Bg4 14. b4 Bxf3 15. gxf3 Ne5 16. bxc5 Nxf3 17. Ke2 Nd4+ 18. cxd4 *", + "Moves": "f6f2", + "MovesSAN": "Qf2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r3r2k/1p5p/pn1p3N/2pP1PBp/2q5/2P1p3/6KP/4RR2 w - - 0 28", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nc3 c5 4. d5 d6 5. e4 Be7 6. Nf3 O-O 7. Be2 a6 8. a4 e5 9. O-O Bg4 10. Ne1 Bxe2 11. Qxe2 Nbd7 12. g3 g6 13. Bh6 Re8 14. Nd3 Nh5 15. f4 exf4 16. gxf4 Bf6 17. Rae1 Bd4+ 18. Kg2 f5 19. Bg5 Qa5 20. Qc2 Bxc3 21. bxc3 fxe4 22. Nf2 e3 23. Ng4 Nb6 24. f5 Qxa4 25. Nh6+ Kh8 26. Qe2 Qxc4 27. Qxh5 gxh5 *", + "Moves": "g5f6", + "MovesSAN": "Bf6#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/1p3p2/1q1N1k1p/2nPpNpP/4P1P1/5P2/6K1/8 w - - 0 43", + "PGN": "1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Bg5 h6 7. Be3 e5 8. d5 a5 9. Qd2 Kh7 10. h4 c6 11. h5 g5 12. f3 cxd5 13. cxd5 Na6 14. g4 Nd7 15. Nh3 Bf6 16. Nf2 Ndc5 17. O-O Bd7 18. Bb5 Qe8 19. Qe2 Bd8 20. Rfb1 Bb6 21. Kg2 Ba7 22. b3 Nc7 23. Bxd7 Qxd7 24. a3 N5a6 25. Bxa7 Rxa7 26. b4 axb4 27. axb4 Rfa8 28. b5 Nc5 29. Rxa7 Rxa7 30. b6 Ra3 31. Qb2 Rb3 32. Qc2 Rxb1 33. Qxb1 N7a6 34. Qb5 Qd8 35. Nfd1 Kg7 36. Ne3 Kf6 37. Nf5 Qf8 38. Nd1 Nb8 39. Nde3 Nbd7 40. Nc4 Qd8 41. Ncxd6 Nxb6 42. Qxb6 Qxb6 *", + "Moves": "d6e8", + "MovesSAN": "Ne8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "3QR3/k2p4/pp6/3P4/1b6/1P1p1q2/P2P1P2/2R1K3 b - - 3 32", + "PGN": "1. e4 c5 2. Nf3 e6 3. b3 a6 4. Bb2 Qc7 5. c4 Nc6 6. Nc3 f6 7. Bd3 Bd6 8. O-O Nge7 9. Re1 Ng6 10. Rc1 b6 11. Bb1 Bb7 12. h4 O-O-O 13. h5 Nf4 14. Nh4 g5 15. hxg6 hxg6 16. g3 Rxh4 17. gxh4 Rh8 18. Qg4 Kb8 19. Nd5 exd5 20. exd5 Nd4 21. Bxd4 cxd4 22. Bxg6 Nxg6 23. Qxg6 Rxh4 24. Re8+ Ka7 25. Qxf6 Bxd5 26. Qxh4 Bb4 27. Qd8 Qf4 28. cxd5 Qg4+ 29. Kf1 Qh3+ 30. Ke2 d3+ 31. Kd1 Qf3+ 32. Ke1 *", + "Moves": "f3h1", + "MovesSAN": "Qh1#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "7k/2qrRQ1p/p5p1/1p6/1Pn5/6P1/5PKP/8 w - - 1 41", + "PGN": "1. e4 e6 2. Nc3 d5 3. exd5 exd5 4. Be2 Nf6 5. Nf3 c5 6. O-O d4 7. Nb5 a6 8. Na3 b5 9. c3 dxc3 10. bxc3 Bb7 11. Re1 Be7 12. d4 O-O 13. Nc2 Nc6 14. a3 cxd4 15. cxd4 Nd5 16. Qd3 Bf6 17. Ng5 Bxg5 18. Bf3 Bxc1 19. Raxc1 Qg5 20. Nb4 Ncxb4 21. axb4 Nf4 22. Qe3 Bxf3 23. Qxf3 Ne6 24. d5 Nd4 25. Qe4 Nf5 26. Rcd1 Nd6 27. Qf3 Nc4 28. d6 Rad8 29. d7 Qf6 30. Qb7 Qb6 31. Qd5 Qc7 32. Re8 Rdxe8 33. dxe8=N Rxe8 34. g3 g6 35. Qg5 Re7 36. Qf6 Rd7 37. Re1 Rd8 38. Re7 Rd1+ 39. Kg2 Rd7 40. Qxf7+ Kh8 *", + "Moves": "f7h7", + "MovesSAN": "Qxh7#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r1bqk2r/ppp2p2/3p3p/4p3/2B1P1nb/2PP1QPp/PP3P2/R1B1R1K1 w kq - 0 14", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 h6 4. O-O Nf6 5. Re1 d6 6. h3 g5 7. d3 g4 8. Nh4 gxh3 9. g3 Be7 10. Nd2 Ng4 11. Ndf3 Nd4 12. c3 Nxf3+ 13. Qxf3 Bxh4 *", + "Moves": "f3f7", + "MovesSAN": "Qxf7#", + "Themes": "attackingF2F7 mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r2qrk2/1R3pbQ/p2pp1p1/6N1/8/4B3/P1P3PP/6K1 w - - 5 23", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bd3 Nbd7 7. O-O Nc5 8. Be3 g6 9. f4 Bg4 10. Be2 Bxe2 11. Qxe2 Ncxe4 12. Nxe4 Nxe4 13. f5 Bg7 14. fxg6 hxg6 15. Nf3 Bxb2 16. Rab1 Nc3 17. Qc4 Nxb1 18. Rxb1 Bg7 19. Ng5 e6 20. Rxb7 O-O 21. Qh4 Re8 22. Qh7+ Kf8 *", + "Moves": "b7f7", + "MovesSAN": "Rxf7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "6k1/1r3p2/1p1p1p1p/7r/P3P3/5PPq/4P2P/R2Q1RK1 b - - 0 26", + "PGN": "1. b4 e5 2. Bb2 d6 3. c4 Nf6 4. Nf3 Be7 5. c5 O-O 6. cxd6 Bxd6 7. g3 Nbd7 8. a3 b6 9. Bg2 Bb7 10. b5 Re8 11. a4 a6 12. bxa6 Bxa6 13. Ng5 Rb8 14. Bc6 Bb7 15. Bxb7 Rxb7 16. O-O h6 17. Nf3 Nc5 18. d3 e4 19. Nd4 Qd7 20. Nb5 Qh3 21. Bxf6 gxf6 22. Nxd6 cxd6 23. Nc3 Re5 24. Nxe4 Nxe4 25. dxe4 Rh5 26. f3 *", + "Moves": "h3h2", + "MovesSAN": "Qxh2#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "rnb2rk1/pp1p1ppp/1q2pB2/2b5/8/2P2N2/PP1NPPPP/R2QKB1R b KQ - 0 7", + "PGN": "1. d4 Nf6 2. Nf3 c5 3. dxc5 e6 4. Bg5 Bxc5 5. c3 O-O 6. Nbd2 Qb6 7. Bxf6 *", + "Moves": "c5f2", + "MovesSAN": "Bxf2#", + "Themes": "attackingF2F7 mate mateIn1 oneMove opening" + }, + { + "FEN": "r4rk1/pp1q1p1p/3p4/3Pp1n1/4P3/1P1B1P2/P3QP2/1R4RK b - - 1 23", + "PGN": "1. e4 d6 2. d4 Nf6 3. Bd3 g6 4. Nf3 Bg7 5. O-O O-O 6. h4 Bg4 7. c4 Nc6 8. d5 Nd4 9. Nbd2 c6 10. b3 cxd5 11. cxd5 Nh5 12. Rb1 Nf4 13. Qe1 Bxf3 14. Nxf3 Nxf3+ 15. gxf3 Nh3+ 16. Kh2 Qd7 17. Qe3 Be5+ 18. Kg2 Bf4 19. Qe2 e5 20. Kh1 g5 21. hxg5 Bxg5 22. Bxg5 Nxg5 23. Rg1 *", + "Moves": "d7h3", + "MovesSAN": "Qh3#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1bq1rk1/pp5p/2n1p3/3p3Q/1b1P3p/2NBP3/PP3PPP/R4RK1 w - - 0 14", + "PGN": "1. c4 d5 2. cxd5 Nf6 3. Nc3 c6 4. d4 cxd5 5. Bf4 Nc6 6. e3 e6 7. Nf3 Bb4 8. Bd3 O-O 9. O-O Nh5 10. Bg5 f6 11. Bh4 g5 12. Nxg5 fxg5 13. Qxh5 gxh4 *", + "Moves": "h5h7", + "MovesSAN": "Qxh7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "rnbqk1nr/pp3pp1/2p4p/4p3/4P2B/2b2N2/PPP2PPP/2KR1B1R w kq - 0 11", + "PGN": "1. e4 e5 2. Nf3 d6 3. d4 Qe7 4. dxe5 dxe5 5. Nc3 c6 6. Bg5 Qc7 7. Qd2 h6 8. Bh4 Bb4 9. O-O-O Bxc3 10. Qd8+ Qxd8 *", + "Moves": "d1d8", + "MovesSAN": "Rxd8#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "Nn1k3r/p2p1ppp/Bp1bqn2/6B1/3pp1QK/4P3/2P2PPP/1R4NR b - - 2 15", + "PGN": "1. d4 Nf6 2. Bf4 c5 3. e3 Qb6 4. Nc3 Qxb2 5. Nb5 cxd4 6. Nc7+ Kd8 7. Nxa8 e5 8. Bg5 Bb4+ 9. Ke2 b6 10. Rb1 Ba6+ 11. Kf3 e4+ 12. Kg3 Bd6+ 13. Kh4 Qxa2 14. Bxa6 Qe6 15. Qg4 *", + "Moves": "e6g4", + "MovesSAN": "Qxg4#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r2q1bkr/pb4p1/2p4p/3pp1N1/6Q1/8/PPP2PPP/R1B2RK1 w - - 0 13", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nxc6 bxc6 6. Nc3 Bb7 7. Bc4 Nf6 8. O-O Nxe4 9. Bxf7+ Kxf7 10. Nxe4 d5 11. Ng5+ Kg8 12. Qg4 h6 *", + "Moves": "g4e6", + "MovesSAN": "Qe6#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "4k2r/3n1ppp/3r4/2p5/6b1/4P3/PP3PPP/RNB1K2R b KQk - 1 18", + "PGN": "1. d4 d5 2. c4 Nf6 3. Nc3 dxc4 4. e3 Nc6 5. Bxc4 e5 6. Nf3 Bg4 7. Qb3 Qd7 8. Qxb7 Rb8 9. Qa6 exd4 10. Bb5 Rb6 11. Bxc6 Rxa6 12. Bxd7+ Nxd7 13. Nxd4 c5 14. Ndb5 Rc6 15. Nxa7 Rb6 16. Nab5 Bd6 17. Nxd6+ Rxd6 18. Nb1 *", + "Moves": "d6d1", + "MovesSAN": "Rd1#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/8/4p1pk/8/q6P/2Q5/5PK1/8 w - - 2 46", + "PGN": "1. c4 Nf6 2. g3 e5 3. Bg2 Nc6 4. Nc3 Bc5 5. Nf3 d6 6. e3 O-O 7. d4 exd4 8. exd4 Re8+ 9. Be3 Bb4 10. O-O Bg4 11. h3 Bh5 12. Qb3 Bxc3 13. Qxc3 Qd7 14. Rfe1 Bxf3 15. Bxf3 Qxh3 16. Bg2 Qf5 17. b4 d5 18. b5 Ne7 19. Bf4 c6 20. Re5 Qd7 21. Rae1 Ng6 22. Rxe8+ Rxe8 23. Rxe8+ Qxe8 24. Be5 Nxe5 25. dxe5 Nd7 26. cxd5 cxd5 27. Bxd5 Qxe5 28. Qc8+ Nf8 29. Qxb7 Qf5 30. Bb3 h5 31. Qxa7 h4 32. gxh4 Ng6 33. Qb8+ Kh7 34. Qg3 Nf4 35. Kh2 Nh5 36. Qe3 Qxb5 37. Bc2+ g6 38. Qf3 Qe5+ 39. Kg1 Nf4 40. Be4 Kg7 41. a4 Ne6 42. Bd5 Qa1+ 43. Kg2 Qxa4 44. Bxe6 fxe6 45. Qc3+ Kh6 *", + "Moves": "c3h8", + "MovesSAN": "Qh8#", + "Themes": "endgame master mate mateIn1 oneMove queenEndgame" + }, + { + "FEN": "4r1r1/1p5k/pBqR3p/P3p2Q/5p2/1P5P/5PP1/3R2K1 b - - 0 30", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 d6 6. c4 Nf6 7. N5c3 h6 8. Be2 Be7 9. O-O O-O 10. Na3 Nd4 11. Nc2 Nxe2+ 12. Qxe2 Be6 13. Rd1 Qb6 14. h3 Rac8 15. b3 Rfd8 16. Ne3 Qc6 17. Ned5 Bxd5 18. Nxd5 Nxd5 19. Rxd5 Rf8 20. Qg4 Kh7 21. Be3 a6 22. Rad1 Rcd8 23. a4 g6 24. a5 f5 25. exf5 gxf5 26. Qh5 f4 27. Bb6 Rde8 28. c5 Rg8 29. cxd6 Bxd6 30. Rxd6 *", + "Moves": "c6g2", + "MovesSAN": "Qxg2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/6k1/6p1/6K1/6Q1/5PP1/8/7q b - - 5 47", + "PGN": "1. e4 d6 2. Bc4 Nf6 3. Qf3 g6 4. d3 Bg7 5. Nc3 O-O 6. Qg3 Nh5 7. Qh4 Bf6 8. Bg5 Be6 9. Bb3 Bxg5 10. Qxg5 Kg7 11. Qa5 Nc6 12. Qb5 Nd4 13. Qa4 Nxb3 14. axb3 f5 15. Qd4+ Kg8 16. Rxa7 Rxa7 17. Qxa7 fxe4 18. Nxe4 Bd5 19. c4 Bc6 20. Ne2 e5 21. O-O Qh4 22. N2g3 Bxe4 23. dxe4 Nxg3 24. hxg3 Qxe4 25. f3 Qc2 26. Qxb7 Qxb2 27. Qxc7 Qxb3 28. Qxd6 Qxc4 29. Qxe5 Qf7 30. g4 Re8 31. Qd4 Re2 32. Kh2 Qe7 33. Qc4+ Kg7 34. Kg3 Qe5+ 35. Kh3 h5 36. gxh5 Qxh5+ 37. Qh4 Qf5+ 38. Qg4 Qf8 39. Kg3 Qd6+ 40. Kh3 Re8 41. g3 Rh8+ 42. Kg2 Qd2+ 43. Rf2 Rh2+ 44. Kxh2 Qxf2+ 45. Kh3 Qf1+ 46. Kh4 Qh1+ 47. Kg5 *", + "Moves": "h1h6", + "MovesSAN": "Qh6#", + "Themes": "endgame mate mateIn1 oneMove queenEndgame" + }, + { + "FEN": "2r2rk1/5ppp/4p3/1Bn5/3Nb3/2P3qP/1P4P1/R3QRK1 b - - 2 22", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e6 7. O-O Be7 8. f4 O-O 9. Be3 Nbd7 10. Nf3 b5 11. h3 Bb7 12. e5 Ne4 13. Nxe4 Bxe4 14. exd6 Bf6 15. Bd4 Rc8 16. c3 Nc5 17. Bxf6 Qxf6 18. a4 Qxf4 19. axb5 axb5 20. Nd4 Qxd6 21. Bxb5 Qg3 22. Qe1 *", + "Moves": "g3g2", + "MovesSAN": "Qxg2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "5r2/p1b3Q1/1p4p1/2p3kp/4p3/1P2P2P/P5P1/B4R1K b - - 0 45", + "PGN": "1. d4 b6 2. e3 Bb7 3. f4 Nf6 4. Nf3 d5 5. Be2 Nbd7 6. O-O g6 7. Ne5 Bg7 8. c3 O-O 9. Nd2 e6 10. Ndf3 Ne4 11. Bd2 c5 12. Nxd7 Qxd7 13. Ne5 Qe7 14. Be1 f6 15. Nd3 Rfd8 16. Nf2 Nd6 17. Bd2 Rac8 18. Bf3 e5 19. fxe5 fxe5 20. dxe5 Qxe5 21. Ng4 Qe7 22. Qc2 Ne4 23. Rae1 Ba6 24. Be2 Bxe2 25. Rxe2 Rf8 26. Nf2 Nd6 27. Rfe1 Ne4 28. Nxe4 dxe4 29. c4 Be5 30. Bc3 Bc7 31. Rf2 Rxf2 32. Qxf2 Rf8 33. Qd2 Rd8 34. Qf2 Rf8 35. Qd2 Qe6 36. Rd1 Qxc4 37. Qd7 Qf7 38. Qd2 h5 39. b3 Kh7 40. h3 Kh6 41. Ba1 Qf5 42. Qb2 Kg5 43. Qg7 Qf2+ 44. Kh1 Qf1+ 45. Rxf1 *", + "Moves": "f8f1", + "MovesSAN": "Rxf1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "5rk1/2p1nppp/Qp2p3/p7/5qn1/2P2B1P/PP3PP1/R4RK1 b - - 0 18", + "PGN": "1. e4 e6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 b6 5. Bb5+ Nd7 6. Bg5 Be7 7. Bxe7 Nxe7 8. Qf3 O-O 9. Nf6+ Nxf6 10. Qxa8 Qxd4 11. c3 Qe5+ 12. Be2 a5 13. Nf3 Qf4 14. O-O Bd7 15. Qa7 Bc6 16. Qa6 Ng4 17. h3 Bxf3 18. Bxf3 *", + "Moves": "f4h2", + "MovesSAN": "Qh2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r3r1k1/1p1b1pbp/3p2p1/p1pP3n/PnP5/R1N2PPq/1P1B3P/1B1Q1RNK b - - 2 18", + "PGN": "1. d4 g6 2. Bf4 Bg7 3. c4 d6 4. Nc3 Nf6 5. e4 O-O 6. f3 c5 7. d5 e6 8. Bd3 exd5 9. exd5 Re8+ 10. Nge2 Nh5 11. Bd2 a6 12. a4 a5 13. O-O Na6 14. Kh1 Nb4 15. Bb1 Bd7 16. Ra3 Qh4 17. g3 Qh3 18. Ng1 *", + "Moves": "h5g3", + "MovesSAN": "Nxg3#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove pin" + }, + { + "FEN": "1rb2r2/1p3pp1/1p1N1n1p/4kP2/1P2P1P1/5K2/P1P4P/3R3R w - - 2 24", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Ne5 5. f4 Ng6 6. f5 Ne5 7. Bf4 Qh4+ 8. g3 Qe7 9. Nc3 d6 10. Bb5+ c6 11. Bxe5 cxb5 12. Bxd6 Qxd6 13. Ndxb5 Qxd1+ 14. Rxd1 Rb8 15. Nc7+ Ke7 16. N3d5+ Kd6 17. Nb5+ Ke5 18. Kf2 Bc5+ 19. Kf3 Nf6 20. b4 Bb6 21. Nxb6 axb6 22. g4 h6 23. Nd6 Rf8 *", + "Moves": "d6c4", + "MovesSAN": "Nc4#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2r5/6R1/8/2p3pp/4ppkP/4P1P1/6K1/8 w - - 0 42", + "PGN": "1. d4 d5 2. c4 Nf6 3. Nf3 Bg4 4. Nbd2 e6 5. g3 Bb4 6. a3 Bxd2+ 7. Nxd2 O-O 8. Bg2 Nbd7 9. O-O c6 10. h3 Bh5 11. Re1 Re8 12. Qc2 Rc8 13. e4 dxe4 14. Nxe4 Bg6 15. Qb3 Nxe4 16. Bxe4 Bxe4 17. Rxe4 Nf6 18. Rf4 b6 19. Be3 Qd6 20. c5 bxc5 21. dxc5 Qd5 22. Qd1 Qxd1+ 23. Rxd1 Nd5 24. Ra4 Nxe3 25. fxe3 Re7 26. Rd6 Rec7 27. Ra6 e5 28. a4 f6 29. b4 Kf7 30. Ra5 Kg6 31. b5 cxb5 32. axb5 Rxc5 33. Rda6 e4 34. h4 Kf5 35. b6 axb6 36. Rxc5+ bxc5 37. Ra5 Kg4 38. Kg2 h5 39. Ra7 g5 40. Re7 f5 41. Rg7 f4 *", + "Moves": "g7g5", + "MovesSAN": "Rxg5#", + "Themes": "endgame mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "6k1/1p3ppp/p7/2r1Rq2/8/4P2P/PP3PP1/6K1 w - - 0 25", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Nbd7 5. Bf4 c5 6. e3 Be7 7. cxd5 cxd4 8. Nxd4 e5 9. Bxe5 Nxe5 10. Bb5+ Bd7 11. Bxd7+ Nfxd7 12. O-O O-O 13. Rc1 Rc8 14. Ncb5 Rxc1 15. Qxc1 Bc5 16. Nf5 a6 17. Nbd6 Bxd6 18. Nxd6 Nf6 19. Nf5 Nxd5 20. Rd1 Re8 21. Qc5 Qg5 22. Rxd5 Qxf5 23. h3 Rc8 24. Rxe5 Rxc5 *", + "Moves": "e5e8", + "MovesSAN": "Re8#", + "Themes": "backRankMate endgame mate mateIn1 oneMove queenRookEndgame" + }, + { + "FEN": "rn1qk2r/pp2bpp1/2p1p2p/4N2n/3P4/5Q2/PPP2PPP/R1B1K2R w KQkq - 0 12", + "PGN": "1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Nf3 h6 7. Bd3 Bxd3 8. Qxd3 e6 9. Ne5 Nf6 10. Qf3 Be7 11. Nh5 Nxh5 *", + "Moves": "f3f7", + "MovesSAN": "Qxf7#", + "Themes": "attackingF2F7 mate mateIn1 oneMove opening" + }, + { + "FEN": "8/8/6q1/4P1Bk/1pB4P/1P4K1/5P2/8 w - - 7 53", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. c3 dxc3 5. Nxc3 e6 6. Bc4 a6 7. O-O Nge7 8. Bg5 f6 9. Be3 Ng6 10. Qe2 Be7 11. Rfd1 O-O 12. Bxe6+ Kh8 13. Bd5 Qc7 14. Rac1 b5 15. a3 Bb7 16. Ba2 Rac8 17. Nd5 Qb8 18. h4 Nge5 19. Nxe5 Qxe5 20. Bf4 Qe6 21. Nc3 d5 22. Bxd5 Qd7 23. h5 f5 24. e5 Qc7 25. g3 Qb6 26. Be6 Rcd8 27. Nd5 Qa7 28. Be3 Qa8 29. Rxc6 Bxc6 30. Nxe7 Bf3 31. Rxd8 Rxd8 32. Qc2 Rd1+ 33. Qxd1 Bxd1 34. h6 gxh6 35. Bxh6 Bg4 36. Bg5 h5 37. Bf6+ Kh7 38. Bf7 Bh3 39. Bg6+ Kh6 40. Nxf5+ Bxf5 41. Bxf5 Qf3 42. Bc8 a5 43. Ba6 b4 44. axb4 axb4 45. Bc4 Qd1+ 46. Kg2 Qc2 47. b3 Qe4+ 48. Kh2 h4 49. gxh4 Qf4+ 50. Kg2 Qe4+ 51. Kg3 Qg6+ 52. Bg5+ Kh5 *", + "Moves": "c4e2", + "MovesSAN": "Be2#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r1bq1bnr/ppp2Qpp/4p3/3pk3/3n4/1P1B4/P1P2PPP/RNB1K2R w KQ - 0 10", + "PGN": "1. e4 e6 2. Nf3 d5 3. e5 f6 4. d4 fxe5 5. Nxe5 Nc6 6. Qh5+ Ke7 7. Qf7+ Kd6 8. b3 Nxd4 9. Bd3 Kxe5 *", + "Moves": "f7f4", + "MovesSAN": "Qf4#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "r2qk3/ppp1n3/1b1pP2B/8/1P2P3/8/P3b1rP/R2QKR2 w Qq - 0 20", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 h6 5. d4 exd4 6. b4 Bb6 7. Bb2 dxc3 8. Bxc3 Nge7 9. Bxg7 Rg8 10. Bxh6 Rxg2 11. Rf1 d6 12. Ng5 Ne5 13. Be2 Bd7 14. f4 N5g6 15. f5 Nf4 16. Nc3 Nxe2 17. Nxe2 Bb5 18. Ne6 fxe6 19. fxe6 Bxe2 *", + "Moves": "f1f8", + "MovesSAN": "Rf8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "5k2/5p1p/5b2/3N4/6Q1/5PPK/1P2q2P/8 b - - 1 34", + "PGN": "1. d4 d5 2. Nf3 Nf6 3. g3 c6 4. c4 dxc4 5. Bg2 b5 6. a4 Bb7 7. O-O a6 8. Ne5 e6 9. Nc3 Qc7 10. axb5 Qb6 11. Nxc4 Qd8 12. bxa6 Rxa6 13. Rxa6 Bxa6 14. Qa4 Qc8 15. Bf4 Nfd7 16. Ra1 Bxc4 17. Qxc4 Be7 18. Ra8 O-O 19. Qb3 g5 20. Bxb8 Nxb8 21. Bxc6 Qxc6 22. Rxb8 Rxb8 23. Qxb8+ Kg7 24. Qe5+ Bf6 25. Qb5 Qa8 26. Qb4 g4 27. d5 exd5 28. Qxg4+ Kf8 29. Qb4+ Kg7 30. f3 Qa7+ 31. Kg2 Qe3 32. Qg4+ Kf8 33. Nxd5 Qxe2+ 34. Kh3 *", + "Moves": "e2f1", + "MovesSAN": "Qf1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r1bq1rk1/pp1pppb1/2n4p/2p3Np/2P5/2N1P3/PPQP1PP1/R1B1KB2 w Q - 0 10", + "PGN": "1. c4 c5 2. e3 Nc6 3. Nc3 g6 4. Qc2 Bg7 5. Nf3 Nf6 6. h4 O-O 7. h5 Nxh5 8. Rxh5 gxh5 9. Ng5 h6 *", + "Moves": "c2h7", + "MovesSAN": "Qh7#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "3R4/pk2q3/1pp3pQ/2n2p2/2P5/1P3P2/P5PP/2B4K b - - 0 36", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. Bc4 Nf6 5. d4 c6 6. Bd2 Bf5 7. Nd5 Qd8 8. Nxf6+ exf6 9. c3 Nd7 10. Ne2 Nb6 11. Bb3 Bd6 12. O-O Qc7 13. Ng3 Be6 14. Qh5 O-O-O 15. Bxe6+ fxe6 16. Ne4 Nc4 17. Nxd6+ Qxd6 18. Bc1 e5 19. b3 Nb6 20. dxe5 Qxe5 21. Qg4+ f5 22. Qf3 Qe4 23. Qg3 g6 24. Bg5 Rd3 25. f3 Qd5 26. c4 Qd4+ 27. Kh1 Nd7 28. Qe1 b6 29. Qe6 Kb7 30. Qe2 h6 31. Rad1 Rxd1 32. Rxd1 Qg7 33. Bc1 Rd8 34. Qd2 Qe7 35. Qxh6 Nc5 36. Rxd8 *", + "Moves": "e7e1", + "MovesSAN": "Qe1#", + "Themes": "backRankMate endgame mate mateIn1 oneMove" + }, + { + "FEN": "r3kb1r/1b1p1ppp/p3p3/2p1q3/P3P1n1/2PP4/B1QN1PPP/1RB2RK1 b kq - 3 14", + "PGN": "1. e4 c5 2. Bc4 a6 3. a3 e6 4. Nf3 Nc6 5. d3 Qc7 6. O-O b5 7. Ba2 Nf6 8. c3 Bb7 9. Nbd2 b4 10. a4 bxc3 11. bxc3 Ne5 12. Nxe5 Qxe5 13. Qc2 Ng4 14. Rb1 *", + "Moves": "e5h2", + "MovesSAN": "Qxh2#", + "Themes": "kingsideAttack mate mateIn1 oneMove opening" + }, + { + "FEN": "Nn3k1r/pp2qp2/3b1n1p/2p3N1/3p2bQ/7P/PPPPBPP1/R1B1K2R b KQ - 0 14", + "PGN": "1. e4 e6 2. Qe2 Be7 3. Nf3 d5 4. exd5 exd5 5. Nc3 d4 6. Nb5 c5 7. Qe5 Nf6 8. Nc7+ Kf8 9. Nxa8 Bd6 10. Qg5 h6 11. Qh4 Bg4 12. Be2 Qe7 13. h3 g5 14. Nxg5 *", + "Moves": "e7e2", + "MovesSAN": "Qxe2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r4rk1/1p5p/4P1p1/b2N1p2/2P2P2/p2n2K1/3P3R/B7 w - - 1 35", + "PGN": "1. e4 d5 2. e5 c5 3. Qf3 Nc6 4. Bb5 Bd7 5. Qxd5 e6 6. Qe4 Nge7 7. f4 Nd5 8. Nf3 Be7 9. c4 Ndb4 10. a3 Na6 11. Ba4 O-O 12. Bc2 g6 13. b4 cxb4 14. axb4 Naxb4 15. h4 Nxc2+ 16. Qxc2 Nb4 17. Qe4 Bc6 18. Qe2 Nc2+ 19. Kf1 Nxa1 20. h5 Nb3 21. Bb2 Bxf3 22. gxf3 Nc5 23. hxg6 fxg6 24. Qh2 Qd3+ 25. Kg2 Qe2+ 26. Kg3 Qxh2+ 27. Rxh2 Nd3 28. Bc3 a5 29. f5 exf5 30. Ba1 a4 31. Nc3 a3 32. Nd5 Bg5 33. f4 Bd8 34. e6 Ba5 *", + "Moves": "d5e7", + "MovesSAN": "Ne7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "7k/pp2Np1p/2n2q1B/2p5/2Brn3/8/PPP2PQP/2K5 w - - 3 24", + "PGN": "1. e4 e5 2. Nf3 d5 3. exd5 Bc5 4. Nc3 Nf6 5. d6 cxd6 6. Bc4 e4 7. d4 exf3 8. dxc5 Qe7+ 9. Be3 fxg2 10. Rg1 dxc5 11. Qd2 O-O 12. O-O-O Bh3 13. Bh6 Rd8 14. Qg5 Rxd1+ 15. Rxd1 g6 16. Qg3 Bg4 17. Qxg2 Bxd1 18. Kxd1 Nc6 19. Ne2 Rd8+ 20. Kc1 Ne4 21. Nf4 Rd4 22. Nxg6 Qf6 23. Ne7+ Kh8 *", + "Moves": "g2g8", + "MovesSAN": "Qg8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "4r1k1/p1pp1ppp/b1p2B2/8/2P2Q2/P7/2P2PPP/4R1K1 b - - 0 18", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nc3 Nc6 4. d4 exd4 5. Nxd4 Bb4 6. Nxc6 bxc6 7. a3 Bxc3+ 8. bxc3 Nxe4 9. Qd4 Nf6 10. Bb2 O-O 11. Qf4 Re8+ 12. Be2 Rb8 13. Rb1 Ba6 14. c4 Qe7 15. O-O Qxe2 16. Bxf6 Rxb1 17. Rxb1 Qe1+ 18. Rxe1 *", + "Moves": "e8e1", + "MovesSAN": "Rxe1#", + "Themes": "backRankMate endgame mate mateIn1 oneMove" + }, + { + "FEN": "1k1N2r1/2p1pp2/2B5/3P4/3b1nnP/8/1PK3P1/R7 w - - 0 32", + "PGN": "1. Nf3 d5 2. d4 Nf6 3. c4 dxc4 4. Nc3 a6 5. Bg5 h6 6. Bh4 g5 7. Nxg5 hxg5 8. Bxg5 Rg8 9. h4 Nc6 10. e4 Be6 11. d5 Nh7 12. Be3 Bxd5 13. exd5 Ne5 14. f4 Ng6 15. Bxc4 Qd6 16. Qa4+ b5 17. Nxb5 Qd7 18. O-O-O Rc8 19. Nc3 Qxa4 20. Nxa4 Nf6 21. Bxa6 Ra8 22. Bb5+ Kd8 23. Nc5 Ng4 24. Bd4 Nxf4 25. Nb7+ Kc8 26. Bc6 Rxa2 27. Kb1 Ra6 28. Kc2 Bg7 29. Ra1 Rxa1 30. Rxa1 Kb8 31. Nd8 Bxd4 *", + "Moves": "a1a8", + "MovesSAN": "Ra8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "1r6/6Rp/p2R4/4p3/5r1k/K4P1P/P4b2/8 w - - 4 42", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bxb4 5. c3 Ba5 6. d4 d6 7. dxe5 Bg4 8. exd6 Qf6 9. h3 Bxf3 10. Qxf3 Qxf3 11. gxf3 cxd6 12. Bf4 Ne5 13. Bxe5 dxe5 14. Bd3 Rc8 15. Kd2 Nf6 16. Rc1 O-O 17. Na3 Nh5 18. Nc4 Bc7 19. Rab1 b6 20. Rg1 Nf4 21. Bf1 Rfd8+ 22. Kc2 g6 23. Rb5 a6 24. Rb1 b5 25. Ne3 Ba5 26. c4 bxc4 27. Rd1 Nd3 28. Bxd3 cxd3+ 29. Kb3 Rd4 30. Nd5 Rb8+ 31. Ka3 Bd8 32. Rd2 Bh4 33. Rgd1 f5 34. Rxd3 Bxf2 35. exf5 gxf5 36. Ne7+ Kf7 37. Nxf5 Rf4 38. Rd7+ Kf6 39. R1d6+ Kxf5 40. Rf7+ Kg5 41. Rg7+ Kh4 *", + "Moves": "d6h6", + "MovesSAN": "Rh6#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r2q1k1r/1ppbp3/p1np1p1b/6pQ/2BPP2p/2P4P/PP1N1PPN/R3R1K1 w - - 4 14", + "PGN": "1. e4 g6 2. Nf3 Bg7 3. d4 d6 4. c3 Nc6 5. Bc4 h5 6. h3 a6 7. O-O Nh6 8. Bg5 f6 9. Bxh6 Bxh6 10. Nbd2 g5 11. Re1 h4 12. Nh2 Bd7 13. Qh5+ Kf8 *", + "Moves": "h5f7", + "MovesSAN": "Qf7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2rq1rk1/4bpp1/p3p3/1p1n2NP/1n1P4/3Q1N2/PP1B1P2/1K1R3R w - - 1 22", + "PGN": "1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. h5 Bh7 8. Nf3 Nf6 9. Bd3 Bxd3 10. Qxd3 e6 11. Bd2 c5 12. c3 Nc6 13. O-O-O cxd4 14. cxd4 Rc8 15. Kb1 Be7 16. Bc3 Nd5 17. Bd2 a6 18. Ne4 O-O 19. g4 b5 20. g5 hxg5 21. Nexg5 Ncb4 *", + "Moves": "d3h7", + "MovesSAN": "Qh7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1b4r/pk2ppb1/2p4p/Pp6/1Pn1NBp1/8/2P1BPPP/R2R2K1 w - - 2 21", + "PGN": "1. e4 d6 2. d4 g6 3. Nf3 Bg7 4. Bd3 Nf6 5. e5 dxe5 6. dxe5 Ng4 7. Bb5+ c6 8. Qxd8+ Kxd8 9. Be2 Nxe5 10. O-O Kc7 11. Bf4 Nd7 12. Rd1 Kb8 13. Nc3 b6 14. a4 h6 15. b4 g5 16. Nxe5 Nxe5 17. Be3 g4 18. Bf4 Kb7 19. a5 b5 20. Ne4 Nc4 *", + "Moves": "e4c5", + "MovesSAN": "Nc5#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r3k1nr/ppp2ppp/3p4/2N5/2B1Pp1q/3Q3P/PPnP2P1/R1B2K1R b kq - 0 11", + "PGN": "1. e4 e5 2. f4 Nc6 3. Bc4 Bc5 4. Nc3 d6 5. Nf3 Bg4 6. h3 Bxf3 7. Qxf3 Nd4 8. Qd3 exf4 9. Na4 Qh4+ 10. Kf1 Nxc2 11. Nxc5 *", + "Moves": "h4e1", + "MovesSAN": "Qe1#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "2b1k2r/r2p1ppp/p7/1ppB4/4P1nq/2N2Q2/PPPP2P1/R1B2RK1 b k - 1 14", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. Nc3 b5 6. Bb3 Bc5 7. Nxe5 Bxf2+ 8. Kxf2 Nxe5 9. Rf1 Nfg4+ 10. Kg1 Qh4 11. h3 c5 12. Bd5 Ra7 13. hxg4 Nxg4 14. Qf3 *", + "Moves": "h4h2", + "MovesSAN": "Qh2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "rn1k1b1r/pQ3Bpp/2p5/4p3/5P2/3P1P2/P2BK2P/7q w - - 0 17", + "PGN": "1. e4 c6 2. Nc3 d5 3. f4 d4 4. Na4 Nf6 5. Nf3 Nxe4 6. Bc4 Bg4 7. d3 Qa5+ 8. c3 dxc3 9. Nxc3 Nxc3 10. bxc3 Bxf3 11. gxf3 Qxc3+ 12. Bd2 Qd4 13. Qb3 Qxa1+ 14. Ke2 Qxh1 15. Bxf7+ Kd8 16. Qxb7 e5 *", + "Moves": "d2a5", + "MovesSAN": "Ba5#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1b4k/pp5P/2n1p3/2pp4/7q/1PPB1Qb1/P4P2/R1B2RK1 b - - 0 18", + "PGN": "1. e4 e6 2. d4 d5 3. Nf3 Nf6 4. e5 Nfd7 5. c3 c5 6. Bd3 Nc6 7. O-O g6 8. Nbd2 Bg7 9. b3 O-O 10. h4 f6 11. h5 fxe5 12. dxe5 Ndxe5 13. Nxe5 Bxe5 14. hxg6 Qh4 15. Nf3 Rxf3 16. gxh7+ Kh8 17. g3 Bxg3 18. Qxf3 *", + "Moves": "h4h2", + "MovesSAN": "Qh2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "6k1/1br3p1/p3NpPp/b3pP1P/2P5/1P6/P7/1K1R4 w - - 2 34", + "PGN": "1. e4 c5 2. Nf3 a6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Nb3 d6 7. Be2 Be7 8. Be3 Be6 9. g4 h6 10. h4 Nfd7 11. h5 Nb6 12. Qd2 N8d7 13. O-O-O Rc8 14. Kb1 Nc4 15. Bxc4 Bxc4 16. f4 Qc7 17. g5 b5 18. g6 f6 19. f5 Nb6 20. Rc1 b4 21. Bxb6 bxc3 22. Bxc7 cxd2 23. Nxd2 Rxc7 24. b3 Bb5 25. Rhe1 Bc6 26. Nc4 d5 27. exd5 Bxd5 28. Nb6 Bb7 29. c4 O-O 30. Rcd1 Bc5 31. Nd7 Bb4 32. Nxf8 Bxe1 33. Ne6 Ba5 *", + "Moves": "d1d8", + "MovesSAN": "Rd8#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "7r/pp3p1k/1n3Qpp/1q1p4/6P1/1P3P1P/P4K2/2R1r3 w - - 0 27", + "PGN": "1. d4 Nf6 2. Bf4 d5 3. e3 e6 4. Bd3 Bd6 5. Bg3 c5 6. c3 cxd4 7. exd4 Nbd7 8. Nf3 Bxg3 9. hxg3 Nb6 10. Nbd2 Qc7 11. Ng5 e5 12. f3 h6 13. Nh3 exd4 14. Bb5+ Kf8 15. Kf2 dxc3 16. Rc1 Qc5+ 17. Ke1 cxd2+ 18. Qxd2 Qxb5 19. b3 Bxh3 20. gxh3 Re8+ 21. Kf2 Qd7 22. Qf4 Qb5 23. Rhe1 Kg8 24. g4 Kh7 25. Qf5+ g6 26. Qxf6 Rxe1 *", + "Moves": "f6f7", + "MovesSAN": "Qxf7#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "3r4/k1b2p2/P4q1p/1bpQp1p1/4P3/5N1P/2P2PP1/3R2K1 w - - 1 31", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 d6 5. Nd5 Bd7 6. Nxf6+ Qxf6 7. O-O Be7 8. d3 h6 9. Be3 g5 10. d4 O-O-O 11. dxe5 dxe5 12. Qe2 a6 13. Bxa6 bxa6 14. Qxa6+ Kb8 15. Rab1 Bc8 16. Qb5+ Bb7 17. a4 Na7 18. Bxa7+ Kxa7 19. a5 Ba6 20. Qb3 Rb8 21. Qe3+ c5 22. Rfd1 Rb7 23. b4 Ka8 24. b5 Rxb5 25. Rxb5 Bxb5 26. h3 Rb8 27. Qc3 Bd6 28. Qd2 Rd8 29. Qd5+ Ka7 30. a6 Bc7 *", + "Moves": "d5b7", + "MovesSAN": "Qb7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2kr3r/B1pnqpbp/1p1p1np1/3P4/4P3/2PQ1B2/PPK3R1/RN6 w - - 0 17", + "PGN": "1. e4 e5 2. f4 exf4 3. g3 fxg3 4. Nf3 gxh2 5. d4 d6 6. c3 Bg4 7. Be2 Qf6 8. Rxh2 Nd7 9. Rg2 Bxf3 10. Bxf3 Qh4+ 11. Kd2 O-O-O 12. Kc2 Qe7 13. Be3 Ngf6 14. Qd3 g6 15. d5 Bg7 16. Bxa7 b6 *", + "Moves": "d3a6", + "MovesSAN": "Qa6#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r5k1/p4pp1/2b5/1p1q1P1p/2Pp1B1b/P6P/B1P3Q1/3R1RK1 b - - 0 25", + "PGN": "1. e4 c5 2. Nc3 d6 3. Bc4 Nf6 4. h3 e6 5. d3 Be7 6. f4 O-O 7. Nf3 d5 8. exd5 exd5 9. Bb3 b6 10. O-O Bb7 11. Ne5 d4 12. Ne4 Nxe4 13. dxe4 Bxe4 14. Qg4 Nc6 15. Nxc6 Bxc6 16. f5 Bf6 17. Bf4 b5 18. a3 c4 19. Ba2 Re8 20. Rad1 Qd5 21. b3 h5 22. Qg3 Bh4 23. Qh2 Re2 24. bxc4 Rxg2+ 25. Qxg2 *", + "Moves": "d5g2", + "MovesSAN": "Qxg2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "4r2k/6p1/7p/1R6/3b1B2/8/P4PPP/6K1 b - - 0 31", + "PGN": "1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 h6 5. Bh4 c5 6. e3 cxd4 7. exd4 Be7 8. Nf3 O-O 9. Bd3 dxc4 10. Bxc4 Nc6 11. O-O Bd7 12. Qe2 a6 13. Rfd1 Nd5 14. Bg3 Nxc3 15. bxc3 Rc8 16. d5 exd5 17. Bxd5 Qe8 18. Qd3 Be6 19. Bxe6 fxe6 20. Qd7 Rd8 21. Qxe6+ Kh8 22. Rxd8 Bxd8 23. Qd5 Qf7 24. Qe4 Re8 25. Qf4 Qxf4 26. Bxf4 Bf6 27. Rb1 b5 28. c4 Nd4 29. Nxd4 Bxd4 30. cxb5 axb5 31. Rxb5 *", + "Moves": "e8e1", + "MovesSAN": "Re1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "rn2k3/ppb2pp1/2p1p3/3p1bNq/PPP3P1/3P4/4PPB1/R1BQ1RK1 b q - 0 15", + "PGN": "1. g3 c6 2. Bg2 d5 3. Nf3 Nf6 4. d3 Bf5 5. O-O e6 6. Nbd2 Bd6 7. c4 Bc7 8. a4 h5 9. b4 h4 10. Nxh4 Rxh4 11. gxh4 Ng4 12. h3 Qxh4 13. Nf3 Qh7 14. Ng5 Qh5 15. hxg4 *", + "Moves": "h5h2", + "MovesSAN": "Qh2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "5rk1/pp3p1p/2n2Bp1/b2R1N2/2npB2P/5PK1/5P2/8 w - - 1 38", + "PGN": "1. d4 Nf6 2. Bf4 c5 3. e3 cxd4 4. exd4 e6 5. Bd3 Nc6 6. c3 d6 7. Nd2 Be7 8. Ngf3 e5 9. Bg3 exd4 10. cxd4 O-O 11. O-O d5 12. Ne5 Nxd4 13. Re1 Be6 14. Rc1 Rc8 15. Rxc8 Qxc8 16. Nf1 Nc6 17. Nf3 Bb4 18. Re2 Bg4 19. Rc2 Qd8 20. Bh4 Qd6 21. a3 Ba5 22. Ne3 Bxf3 23. gxf3 d4 24. Nf5 Qf4 25. Bg3 Qg5 26. Rc5 Qd2 27. Qf1 Qxb2 28. Bh4 Nd7 29. Rd5 Nde5 30. Be4 Ng6 31. Bg5 Qxa3 32. h4 Nge5 33. Qg2 g6 34. Bf6 Qc1+ 35. Kh2 Qf4+ 36. Qg3 Qxg3+ 37. Kxg3 Nc4 *", + "Moves": "f5h6", + "MovesSAN": "Nh6#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1b1r1k1/pppq1p1p/4pQpB/3nP3/8/3B4/P1P3PP/R4RK1 w - - 2 17", + "PGN": "1. e4 d5 2. d4 dxe4 3. Nc3 Nf6 4. f3 exf3 5. Nxf3 e6 6. Bd3 Bb4 7. O-O Bxc3 8. bxc3 O-O 9. Ne5 Nbd7 10. Qe1 Nxe5 11. dxe5 Nd5 12. Qg3 g6 13. Bg5 Qd7 14. Bh6 Re8 15. Qf3 Nxc3 16. Qf6 Nd5 *", + "Moves": "f6g7", + "MovesSAN": "Qg7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3k1b1r/2p2ppp/1n6/1Q1p4/5q2/8/PP4PP/R3R1K1 w - - 0 23", + "PGN": "1. d4 d6 2. c4 Nc6 3. d5 Ne5 4. f4 Nxc4 5. e4 Nb6 6. Bb5+ Bd7 7. Bxd7+ Qxd7 8. Nf3 O-O-O 9. O-O Nf6 10. Re1 e6 11. Nc3 exd5 12. exd5 Qf5 13. Nd4 Qg4 14. Qd3 Nfxd5 15. Ncb5 Nxf4 16. Bxf4 Qxf4 17. Nxa7+ Kb8 18. Nac6+ bxc6 19. Nxc6+ Kc8 20. Qa6+ Kd7 21. Nxd8 Kxd8 22. Qb5 d5 *", + "Moves": "e1e8", + "MovesSAN": "Re8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r4r2/pp2q3/3p3k/2p1pB2/2PPP1Qp/P1P5/6P1/R4K2 w - - 2 26", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 c5 6. Nf3 O-O 7. Bg5 h6 8. Bh4 Qe7 9. e3 d6 10. Bd3 Nbd7 11. O-O e5 12. e4 g5 13. Bg3 Nh5 14. h3 Nxg3 15. fxg3 Nf6 16. g4 h5 17. Nxg5 hxg4 18. h4 Nh5 19. Be2 f6 20. Bxg4 Ng3 21. Bxc8 Nxf1 22. Be6+ Kg7 23. Kxf1 fxg5+ 24. Bf5 gxh4 25. Qg4+ Kh6 *", + "Moves": "g4g6", + "MovesSAN": "Qg6#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "2r3k1/1p1q3p/b4Q2/3pR2B/1P6/N5r1/7K/R7 b - - 1 33", + "PGN": "1. e4 e6 2. b3 d5 3. e5 c5 4. Bb2 Nc6 5. d4 Bd7 6. g3 cxd4 7. Bxd4 Nge7 8. Bb2 Ng6 9. Nf3 Bb4+ 10. c3 Ba5 11. a4 O-O 12. b4 Bc7 13. Na3 Ncxe5 14. Nxe5 Bxe5 15. Bg2 Qe8 16. O-O Bxa4 17. Qe2 Bb3 18. Rfe1 Rc8 19. Qe3 Bc4 20. Qxa7 Ba6 21. h4 Bxc3 22. Bxc3 Rxc3 23. Qd4 Rc8 24. h5 Ne7 25. h6 f6 26. hxg7 Rf7 27. Bf3 Nf5 28. Qb2 Qd7 29. Bh5 Rxg7 30. Qxf6 e5 31. Rxe5 Nxg3 32. fxg3 Rxg3+ 33. Kh2 *", + "Moves": "d7h3", + "MovesSAN": "Qh3#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "6R1/5p1p/p3pN2/4Pk2/5P2/1n2K3/7P/r7 w - - 8 42", + "PGN": "1. e4 c6 2. d4 d5 3. e5 Bf5 4. Bd3 Bxd3 5. Qxd3 e6 6. Nf3 Ne7 7. O-O Nf5 8. Bg5 Be7 9. Bxe7 Qxe7 10. Nbd2 O-O 11. Rfe1 c5 12. Rac1 cxd4 13. Nxd4 Nxd4 14. Qxd4 Nc6 15. Qd3 Rfc8 16. c4 dxc4 17. Nxc4 Rd8 18. Nd6 Nb4 19. Qb3 Nd5 20. Qxb7 Qxb7 21. Nxb7 Rdb8 22. Nd6 Rxb2 23. a4 g6 24. Rb1 Rab8 25. Rxb2 Rxb2 26. Ra1 g5 27. a5 a6 28. g3 Re2 29. Nc4 Re4 30. Rc1 Ne7 31. Rc2 Ng6 32. f3 Re1+ 33. Kf2 Ra1 34. Ke3 Ne7 35. f4 gxf4+ 36. gxf4 Nc6 37. Nd6 Nxa5 38. Rc8+ Kg7 39. Ne8+ Kg6 40. Nf6 Nb3 41. Rg8+ Kf5 *", + "Moves": "g8g5", + "MovesSAN": "Rg5#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r1b1k2r/pp3ppp/5n2/q3p3/1nPp4/P2P1N2/1P2NPPP/R2QKB1R b KQkq - 0 11", + "PGN": "1. c4 Nf6 2. Nc3 c5 3. Nf3 d5 4. e3 d4 5. exd4 cxd4 6. Ne2 Nc6 7. d3 e5 8. Bg5 Qa5+ 9. Bd2 Bb4 10. Bxb4 Nxb4 11. a3 *", + "Moves": "b4c2", + "MovesSAN": "Nc2#", + "Themes": "doubleCheck mate mateIn1 oneMove opening" + }, + { + "FEN": "6k1/p4rpp/8/4p3/2B2n2/2P2P2/PP3qPP/3R3K w - - 0 24", + "PGN": "1. d4 c5 2. Nf3 cxd4 3. Nxd4 Nc6 4. c3 e5 5. Nxc6 bxc6 6. e4 Nf6 7. Bd3 d5 8. exd5 Qxd5 9. O-O Bb7 10. Qe2 c5 11. f3 c4 12. Bxc4 Bc5+ 13. Kh1 Qd6 14. Rd1 Qc7 15. Be3 O-O 16. Bxc5 Qxc5 17. Nd2 Nh5 18. Ne4 Bxe4 19. Qxe4 Rad8 20. Rd5 Rxd5 21. Qxd5 Qf2 22. Rd1 Nf4 23. Qxf7+ Rxf7 *", + "Moves": "d1d8", + "MovesSAN": "Rd8#", + "Themes": "endgame mate mateIn1 oneMove pin" + }, + { + "FEN": "4r1k1/1R6/p7/5p2/5b2/BP5P/6P1/7K b - - 0 38", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. Bc4 g6 4. O-O Bg7 5. c3 e6 6. d4 cxd4 7. cxd4 d6 8. d5 Ne5 9. Nxe5 Bxe5 10. Nc3 Ne7 11. f4 Bg7 12. dxe6 fxe6 13. Qb3 Qb6+ 14. Kh1 Qxb3 15. Bxb3 O-O 16. Be3 Kh8 17. Rad1 Rd8 18. Nb5 d5 19. exd5 exd5 20. Bc5 Nc6 21. Nc7 Rb8 22. Nxd5 Bg4 23. Rde1 Bxb2 24. Ne7 Na5 25. h3 Bf5 26. Nxf5 gxf5 27. Re2 Nxb3 28. axb3 Bd4 29. Ba3 Re8 30. Rfe1 Rxe2 31. Rxe2 a6 32. Rd2 Be3 33. Bb2+ Kg8 34. Rd7 Bxf4 35. Rg7+ Kf8 36. Rxh7 Re8 37. Ba3+ Kg8 38. Rxb7 *", + "Moves": "e8e1", + "MovesSAN": "Re1#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "3R4/7k/4bPp1/1p2p1K1/p1r1B3/2P5/1P6/8 w - - 0 47", + "PGN": "1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Bg7 5. Be3 Nc6 6. Nc3 Nf6 7. f3 O-O 8. Bc4 Qb6 9. Bb3 Nxe4 10. fxe4 Bxd4 11. Bxd4 Nxd4 12. Nd5 Qa5+ 13. c3 Nc6 14. O-O e6 15. Nf6+ Kg7 16. Qg4 Ne5 17. Qh4 h6 18. Rad1 Qb6+ 19. Kh1 Qe3 20. Ng4 Nxg4 21. Qxg4 Qg5 22. Qf3 b6 23. e5 Ba6 24. Rf2 Rad8 25. Qf6+ Qxf6 26. exf6+ Kh7 27. Rd6 Bb5 28. h4 h5 29. Kh2 Bc6 30. g4 hxg4 31. Kg3 Bf3 32. Rfd2 a5 33. Bd1 Bd5 34. Bxg4 Bxa2 35. Rxd7 Rxd7 36. Rxd7 Bc4 37. Kf4 b5 38. Kg5 a4 39. Bd1 Kg8 40. Bc2 Rc8 41. Be4 Rc5+ 42. Kf4 e5+ 43. Kg5 Be6 44. Rd8+ Kh7 45. h5 Rc4 46. hxg6+ fxg6 *", + "Moves": "e4g6", + "MovesSAN": "Bxg6#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r3rk2/ppq2p1R/2p2p2/8/1b4Q1/2N5/PPP2PPP/4R1K1 b - - 0 19", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 Nxd4 4. Nxd4 exd4 5. Qxd4 d6 6. Nc3 Be6 7. Bb5+ c6 8. Bc4 Bxc4 9. Qxc4 Qb6 10. O-O Nf6 11. Bg5 Be7 12. Rae1 O-O 13. e5 dxe5 14. Rxe5 Rfe8 15. Rfe1 Qc7 16. Bxf6 gxf6 17. Qg4+ Kf8 18. Rh5 Bb4 19. Rxh7 *", + "Moves": "e8e1", + "MovesSAN": "Rxe1#", + "Themes": "hangingPiece kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r2q1r1k/ppp3p1/2n1B2B/4p2Q/7P/P1nPb3/1PPK2P1/R6R w - - 2 15", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 Nf6 5. Ng5 O-O 6. a3 d5 7. exd5 Nxd5 8. Nc3 Be6 9. Qh5 h6 10. h4 Nxc3 11. Nxe6 fxe6 12. Bxe6+ Kh8 13. Bxh6 Bxf2+ 14. Kd2 Be3+ *", + "Moves": "h6e3", + "MovesSAN": "Bxe3#", + "Themes": "discoveredAttack hangingPiece mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2b1k3/p3Pr2/1p4Kp/3N4/8/8/PP5r/2R1R3 b - - 6 43", + "PGN": "1. d4 g6 2. c4 Bg7 3. Nc3 Nc6 4. d5 Ne5 5. e4 Nf6 6. f3 O-O 7. Be3 d6 8. Qd2 c6 9. Bh6 cxd5 10. cxd5 b6 11. Bxg7 Kxg7 12. Nge2 Nc4 13. Qc2 Ne3 14. Qd2 Nxf1 15. Kxf1 Ba6 16. Kf2 Rc8 17. Nd4 e5 18. Nc6 Qc7 19. Rac1 Nh5 20. g3 f5 21. exf5 Rxf5 22. g4 Rf4 23. gxh5 Qf7 24. Qe3 Rf8 25. Nxe5 dxe5 26. Qxe5+ Kg8 27. Qe6 Rxf3+ 28. Kg2 Rf2+ 29. Kg3 Rf3+ 30. Kg2 Rf2+ 31. Kg3 Qxe6 32. dxe6 R8f3+ 33. Kg4 Bc8 34. Rhe1 gxh5+ 35. Kxh5 Rh3+ 36. Kg4 Rhxh2 37. Kg5 h6+ 38. Kg6 Rfg2+ 39. Kf6 Kf8 40. e7+ Ke8 41. Nd5 Rf2+ 42. Kg7 Rf7+ 43. Kg6 *", + "Moves": "c8f5", + "MovesSAN": "Bf5#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "8/p7/4kn2/Np6/6pp/1P2p3/P5PP/1NrR2K1 b - - 2 32", + "PGN": "1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nf3 e6 5. Bd3 Bxd3 6. Qxd3 f6 7. O-O Nd7 8. Bf4 c5 9. c3 Qb6 10. b3 g5 11. Be3 g4 12. Nfd2 fxe5 13. dxc5 Bxc5 14. Bxc5 Qxc5 15. Qg3 Ngf6 16. Re1 h5 17. Nf1 h4 18. Qd3 e4 19. Qd4 Kf7 20. Nbd2 Rac8 21. Rac1 Qxd4 22. cxd4 e5 23. dxe5 Nxe5 24. Ne3 Nd3 25. Rxc8 Rxc8 26. Rd1 Ke6 27. Nb1 d4 28. Nc4 b5 29. Na5 e3 30. fxe3 dxe3 31. Rxd3 Rc1+ 32. Rd1 *", + "Moves": "c1d1", + "MovesSAN": "Rxd1#", + "Themes": "endgame hangingPiece mate mateIn1 oneMove" + }, + { + "FEN": "r2q1bnr/1p2kBpp/p1np4/2p1N3/P3P3/2N4P/1PPP1PP1/R1Bb1RK1 w - - 1 10", + "PGN": "1. e4 e5 2. Nf3 d6 3. Bc4 c5 4. Nc3 a6 5. a4 Nc6 6. O-O Bg4 7. h3 Bh5 8. Nxe5 Bxd1 9. Bxf7+ Ke7 *", + "Moves": "c3d5", + "MovesSAN": "Nd5#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2r1k2r/4bpp1/4p3/qp5p/5Qn1/8/NPP1N1bP/1K1R1R2 w k - 0 23", + "PGN": "1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 Qc7 6. f4 h5 7. Be3 b5 8. a3 Bb7 9. Bd3 Nf6 10. Qd2 b4 11. axb4 Bxb4 12. e5 Nd5 13. Nde2 Nxe3 14. Qxe3 Nc6 15. O-O-O Rc8 16. Kb1 Qa5 17. f5 Nxe5 18. fxe6 dxe6 19. Na2 Be7 20. Rhf1 Ng4 21. Qf4 Bxg2 22. Bb5+ axb5 *", + "Moves": "f4f7", + "MovesSAN": "Qxf7#", + "Themes": "attackingF2F7 mate mateIn1 middlegame oneMove" + }, + { + "FEN": "4r2r/ppp3p1/2nb4/8/1P6/2kBB2P/2P3P1/RR4K1 w - - 0 25", + "PGN": "1. e4 e5 2. Bc4 Nf6 3. Nf3 Nc6 4. O-O Nxe4 5. Nc3 Nxc3 6. dxc3 d6 7. Ng5 d5 8. Bxd5 Be6 9. Bxe6 Qxd1 10. Bxf7+ Ke7 11. Rxd1 h6 12. Bg6 hxg5 13. Bxg5+ Ke6 14. f4 exf4 15. Re1+ Kd6 16. Rad1+ Kc5 17. Bxf4 Bd6 18. Be3+ Kb5 19. Bd3+ Ka5 20. b4+ Ka4 21. h3 Rae8 22. a3 Kxa3 23. Ra1+ Kb2 24. Reb1+ Kxc3 *", + "Moves": "a1a3", + "MovesSAN": "Ra3#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "4r1kr/pp3npp/3p2q1/3p4/3N2b1/2N3P1/PPP2P1P/R3R1K1 w - - 0 19", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Nf6 5. e5 Ng4 6. Nxd4 Ncxe5 7. Bxf7+ Nxf7 8. Qxg4 d5 9. Qe2+ Qe7 10. Be3 Qe4 11. O-O Bd6 12. Nc3 Qg6 13. Bf4+ Kf8 14. Bxd6+ cxd6 15. g3 Bh3 16. Rfe1 Bg4 17. Qe7+ Kg8 18. Qe8+ Rxe8 *", + "Moves": "e1e8", + "MovesSAN": "Rxe8#", + "Themes": "backRankMate mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/pp3pp1/1k5p/5BN1/5PPP/3b4/qB1P4/2K1R3 b - - 1 38", + "PGN": "1. e4 e5 2. Nc3 Nf6 3. f4 d5 4. exd5 e4 5. Qe2 Bg4 6. Qe3 Be7 7. h3 Bd7 8. g4 c6 9. dxc6 Bxc6 10. b3 O-O 11. Bb2 Nbd7 12. Bg2 Bc5 13. Qe2 Re8 14. O-O-O Qa5 15. Kb1 Nb6 16. h4 Nfd5 17. Nh3 Ba3 18. Ba1 Nb4 19. Ng5 N6d5 20. Bxe4 h6 21. Bh7+ Kf8 22. Nce4 Nxa2 23. Kxa2 Bc5+ 24. Kb1 Nb4 25. Bb2 Qa2+ 26. Kc1 Rac8 27. Qc4 Bd5 28. Qxc5+ Rxc5 29. Nxc5 Rc8 30. Nd7+ Ke7 31. Rhe1+ Kxd7 32. Bf5+ Kc6 33. Bxc8 Bxb3 34. Re3 Bxc2 35. Rc3+ Kb6 36. Re1 Nd3+ 37. Rxd3 Bxd3 38. Bf5 *", + "Moves": "a2b1", + "MovesSAN": "Qb1#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "2r5/6R1/3k3P/3p2P1/1p1K4/1RP4r/8/8 b - - 5 62", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 4. d4 exd4 5. Nxd4 Bd7 6. Nc3 Nxd4 7. Bxd7+ Qxd7 8. Qxd4 Nf6 9. Bf4 Be7 10. O-O-O O-O-O 11. Qxa7 Qc6 12. f3 h6 13. Kb1 Kd7 14. Qa4 Ra8 15. Qxc6+ Kxc6 16. h3 Nd7 17. Nd5 Bd8 18. Be3 Ne5 19. a3 Nc4 20. Bc1 Ra5 21. Rhe1 Bh4 22. Re2 Bg3 23. Nb4+ Kb6 24. f4 Rha8 25. Rd3 Bh4 26. g3 Bf6 27. Nd5+ Kc6 28. Nxf6 gxf6 29. Rd4 b5 30. g4 Re8 31. Rd5 Re6 32. Rh5 Ra4 33. Rxh6 Nb6 34. b4 Nc4 35. Ka2 Kd7 36. Rh8 d5 37. e5 fxe5 38. fxe5 Nxe5 39. Bb2 f6 40. Rh7+ Kd6 41. Bxe5+ fxe5 42. h4 Ra8 43. g5 Rg8 44. c3 Reg6 45. Kb3 c5 46. bxc5+ Kxc5 47. Rxe5 Ra6 48. Ree7 Rga8 49. Rc7+ Kd6 50. Rhd7+ Ke5 51. h5 Rxa3+ 52. Kc2 Ra2+ 53. Kd3 Rh2 54. Re7+ Kd6 55. Ra7 Rg8 56. Rg7 Rh8 57. h6 Rh3+ 58. Kc2 Rc8 59. Ra3 b4 60. Rb3 Rh2+ 61. Kd3 Rh3+ 62. Kd4 *", + "Moves": "c8c4", + "MovesSAN": "Rc4#", + "Themes": "endgame mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "8/3p3k/2N3pp/3pP3/3P4/2P5/5PPP/qQ4K1 b - - 0 34", + "PGN": "1. e4 c5 2. a3 e6 3. Nf3 Nc6 4. b4 cxb4 5. axb4 Bxb4 6. Ba3 Qa5 7. c3 Bxa3 8. Nxa3 Nge7 9. Nb5 Qb6 10. Nd6+ Kf8 11. d4 f5 12. e5 Nd5 13. Qc1 Qb3 14. Ra3 Qb6 15. Bc4 h6 16. Bxd5 exd5 17. O-O Qd8 18. Qf4 b6 19. Nh4 Ne7 20. Ndxf5 Nxf5 21. Nxf5 Kg8 22. Nd6 Qe7 23. Rfa1 a5 24. Qg3 Ba6 25. Rb3 Rb8 26. Rxa5 Bc4 27. Rb1 Kh7 28. Nxc4 bxa5 29. Qd3+ g6 30. Rxb8 Rxb8 31. Nxa5 Qa3 32. Nc6 Qa1+ 33. Qf1 Rb1 34. Qxb1 *", + "Moves": "a1b1", + "MovesSAN": "Qxb1#", + "Themes": "backRankMate endgame hangingPiece mate mateIn1 oneMove" + }, + { + "FEN": "4n1k1/p4pp1/1bp5/6p1/1P4q1/P2B4/2P1R1PP/7K w - - 0 33", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Na5 6. Bb5+ c6 7. dxc6 bxc6 8. Be2 h6 9. Nf3 e4 10. Ng1 Bc5 11. a3 Nb7 12. b4 Bb6 13. Bb2 O-O 14. d3 exd3 15. Bxd3 Bg4 16. Ne2 Qe7 17. O-O Rad8 18. Re1 Rfe8 19. Nbc3 Nd5 20. Qd2 Qf6 21. Nxd5 Qxf2+ 22. Kh1 Rxd5 23. Qc3 Rg5 24. Rf1 Qe3 25. Bc1 Qe6 26. Bxg5 Bxe2 27. Rfe1 hxg5 28. Rxe2 Qd7 29. Rae1 Rxe2 30. Rxe2 Nd6 31. Qe5 Qg4 32. Qe8+ Nxe8 *", + "Moves": "e2e8", + "MovesSAN": "Rxe8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "rn3rk1/pp3ppp/2pq1nb1/3p4/3P3P/P1N2PP1/1P1BP3/R2QKB1R b KQ - 0 13", + "PGN": "1. d4 d5 2. c4 e6 3. cxd5 exd5 4. Nf3 Nf6 5. Bd2 c6 6. Nc3 Bd6 7. a3 Bf5 8. Nh4 Bg4 9. f3 Bh5 10. g3 O-O 11. Nf5 Bg6 12. Nxd6 Qxd6 13. h4 *", + "Moves": "d6g3", + "MovesSAN": "Qxg3#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "5rk1/p1p3pp/2p1p3/3p4/1BPP4/4P1Pb/PP1Q3P/5RK1 b - - 0 26", + "PGN": "1. f4 d5 2. Nf3 Bf5 3. e3 e6 4. c3 Nc6 5. Bb5 Nf6 6. O-O Bd6 7. d4 O-O 8. Bxc6 bxc6 9. Ne5 Bxe5 10. fxe5 Ne4 11. Nd2 Qg5 12. Nxe4 Bxe4 13. Rf2 f6 14. exf6 Rxf6 15. g3 Rxf2 16. Kxf2 Rf8+ 17. Kg1 Qf6 18. Qe2 Bf3 19. Qf2 Qf5 20. Bd2 Qh3 21. Qf1 Qh5 22. c4 Bg4 23. Qd3 Bh3 24. Bb4 Qf3 25. Qd2 Qf1+ 26. Rxf1 *", + "Moves": "f8f1", + "MovesSAN": "Rxf1#", + "Themes": "endgame kingsideAttack mate mateIn1 oneMove" + }, + { + "FEN": "r2k1b1r/ppp2ppp/4p3/4Pb2/1nP5/N7/PP1B1PPP/2KR1B1R b - - 1 11", + "PGN": "1. e4 Nf6 2. e5 Nd5 3. Nf3 d6 4. d4 dxe5 5. Nxe5 Nd7 6. c4 Nxe5 7. dxe5 Nb4 8. Qxd8+ Kxd8 9. Na3 Bf5 10. Bd2 e6 11. O-O-O *", + "Moves": "b4a2", + "MovesSAN": "Nxa2#", + "Themes": "mate mateIn1 middlegame oneMove queensideAttack" + }, + { + "FEN": "r3kb1r/1p2pppp/pqn5/P3P2b/2B1n3/2B2N1P/1P3PP1/RN1QK2R b KQkq - 0 13", + "PGN": "1. e4 c5 2. Nf3 d6 3. Bc4 a6 4. a4 Bg4 5. h3 Bh5 6. c3 Nc6 7. d4 cxd4 8. cxd4 Qa5+ 9. Bd2 Qb6 10. Bc3 Nf6 11. e5 dxe5 12. dxe5 Ne4 13. a5 *", + "Moves": "b6f2", + "MovesSAN": "Qxf2#", + "Themes": "attackingF2F7 mate mateIn1 oneMove opening" + }, + { + "FEN": "r5r1/p2b1p1k/1pp4p/2npPP2/4q1P1/4QR1P/PP6/R1B4K w - - 1 24", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. O-O h6 5. d4 exd4 6. e5 d5 7. Bb5 Ne4 8. Nxd4 Bd7 9. Bxc6 bxc6 10. f3 Ng5 11. Nc3 Bc5 12. Kh1 Ne6 13. Nf5 O-O 14. Na4 Bb6 15. Nxb6 cxb6 16. Qd3 Nc5 17. Nxh6+ gxh6 18. Qe3 Qg5 19. f4 Qf5 20. Rf3 Kh7 21. h3 Rg8 22. g4 Qxc2 23. f5 Qe4 *", + "Moves": "e3h6", + "MovesSAN": "Qxh6#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "4r1k1/2p2ppp/p4b2/1P1q4/3p4/P2P1b1P/1P1B1PP1/4R1K1 w - - 0 23", + "PGN": "1. e4 d5 2. exd5 Nf6 3. Nf3 Nxd5 4. Bc4 Bf5 5. O-O e6 6. d3 Be7 7. Bd2 O-O 8. h3 Nc6 9. a3 a6 10. Re1 b5 11. Ba2 Bg6 12. Nc3 Bf6 13. Nxd5 exd5 14. c3 d4 15. Qc2 Re8 16. Rxe8+ Qxe8 17. Bd5 Rd8 18. Re1 Qd7 19. c4 Bh5 20. cxb5 Qxd5 21. Qxc6 Bxf3 22. Qe8+ Rxe8 *", + "Moves": "e1e8", + "MovesSAN": "Rxe8#", + "Themes": "backRankMate endgame mate mateIn1 oneMove" + }, + { + "FEN": "1R4rk/3q1p1p/p6Q/2p5/P7/2P2n2/8/5K2 w - - 4 43", + "PGN": "1. d4 d5 2. c4 dxc4 3. e3 Nf6 4. Bxc4 e6 5. Nf3 c5 6. O-O a6 7. a4 Nc6 8. Nc3 Qc7 9. d5 exd5 10. Nxd5 Nxd5 11. Bxd5 Be7 12. e4 O-O 13. h3 Bf6 14. Rb1 Rd8 15. Qb3 Nb4 16. Bc4 Rb8 17. e5 b5 18. exf6 bxc4 19. Qxc4 Be6 20. Qh4 gxf6 21. Qxf6 Nd5 22. Qg5+ Kh8 23. Re1 Rg8 24. Qh4 Rb4 25. Qh5 Nf4 26. Qh6 Nxh3+ 27. Kh1 Nxf2+ 28. Kg1 Nh3+ 29. Kh1 Nf2+ 30. Kg1 Nh3+ 31. Kf1 Bc4+ 32. Re2 Bxe2+ 33. Kxe2 Rxg2+ 34. Kd1 Qd7+ 35. Bd2 Nf2+ 36. Kc1 Rc4+ 37. Bc3+ Rxc3+ 38. bxc3 Nd3+ 39. Kd1 Ne5+ 40. Ke1 Nxf3+ 41. Kf1 Rg7 42. Rb8+ Rg8 *", + "Moves": "h6f6", + "MovesSAN": "Qf6#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "5r2/3n2q1/1p5k/p1pNbQ2/3pP1P1/1P1P3P/1PP5/R6K w - - 1 30", + "PGN": "1. e4 e6 2. Nc3 d5 3. Bb5+ c6 4. Ba4 d4 5. Nce2 e5 6. d3 Nf6 7. Bg5 Bg4 8. f4 Bd6 9. h3 Bxe2 10. Nxe2 Nbd7 11. O-O O-O 12. Bb3 Qb6 13. fxe5 Bxe5 14. Kh1 Nc5 15. Rf5 Nxb3 16. axb3 Nd7 17. Qe1 c5 18. Nf4 h6 19. Nd5 Qe6 20. Bd2 b6 21. Qh4 a5 22. Bf4 g5 23. Bxg5 hxg5 24. Qxg5+ Kh7 25. Qh5+ Qh6 26. Rxf7+ Rxf7 27. Qxf7+ Qg7 28. Qf5+ Kh6 29. g4 Rf8 *", + "Moves": "f5h5", + "MovesSAN": "Qh5#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1bk3r/ppp2Qpp/2p5/8/2BbP1nq/4B3/PPP2PPP/RN3RK1 b - - 2 10", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nxe5 Nc6 4. Nxc6 dxc6 5. Bc4 Bc5 6. O-O Ng4 7. d4 Bxd4 8. Qf3 Qh4 9. Qxf7+ Kd8 10. Be3 *", + "Moves": "h4h2", + "MovesSAN": "Qxh2#", + "Themes": "kingsideAttack mate mateIn1 oneMove opening" + }, + { + "FEN": "r1b1qr2/pppn3k/7p/3P1ppP/2BQp3/8/P1P2PPN/B3K2R w K - 3 18", + "PGN": "1. e4 g6 2. d4 Bg7 3. Nf3 d6 4. Nc3 Nf6 5. Be3 h6 6. Bd3 O-O 7. Qd2 Nbd7 8. h4 e5 9. h5 g5 10. dxe5 dxe5 11. Nd5 Nxd5 12. exd5 f5 13. Nh2 e4 14. Bc4 Bxb2 15. Bd4 Bxa1 16. Bxa1 Qe8 17. Qd4 Kh7 *", + "Moves": "d4g7", + "MovesSAN": "Qg7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2R1n1k1/3r1p1p/6pB/1p6/3pPP2/Pb1P3P/1P4P1/7K w - - 5 27", + "PGN": "1. e4 c5 2. f4 Nc6 3. Nf3 g6 4. Bb5 Bg7 5. O-O Nd4 6. Nxd4 Bxd4+ 7. Kh1 a6 8. c3 axb5 9. cxd4 cxd4 10. Qb3 Qb6 11. Na3 b4 12. Nc4 Qc6 13. d3 d6 14. Bd2 Be6 15. Rac1 Nf6 16. Bxb4 O-O 17. a3 b5 18. Ne5 Qxc1 19. Rxc1 Bxb3 20. Nc6 Rfe8 21. h3 Rac8 22. Nxe7+ Rxe7 23. Rxc8+ Kg7 24. Bxd6 Rd7 25. Bf8+ Kg8 26. Bh6+ Ne8 *", + "Moves": "c8e8", + "MovesSAN": "Rxe8#", + "Themes": "endgame hangingPiece mate mateIn1 oneMove" + }, + { + "FEN": "1r4k1/6pp/8/p2R4/1q6/4Q3/1P4PP/1K6 b - - 0 29", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bg5 e6 7. Bc4 Be7 8. f4 a6 9. Nxc6 bxc6 10. Qf3 d5 11. exd5 cxd5 12. O-O-O O-O 13. Bb3 a5 14. a4 Rb8 15. Rhe1 Qc7 16. Nb5 Qc5 17. f5 Bd7 18. fxe6 fxe6 19. Qe3 Ne4 20. Bxe7 Qxe7 21. Nd4 Rfc8 22. Rd3 Qb4 23. Red1 Bxa4 24. Nxe6 Nc5 25. Nxc5 Rxc5 26. Rxd5 Rxc2+ 27. Kxc2 Bxb3+ 28. Kb1 Bxd5 29. Rxd5 *", + "Moves": "b4b2", + "MovesSAN": "Qxb2#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "rnb1kb1r/pp2p1p1/2p4p/3p1qP1/2P1n2N/P3P3/1P1PBP2/RNBQK2R b KQkq - 2 10", + "PGN": "1. e3 d5 2. g4 Qd7 3. Be2 f5 4. h3 fxg4 5. hxg4 Nf6 6. g5 Ne4 7. Nf3 h6 8. c4 c6 9. a3 Qf5 10. Nh4 *", + "Moves": "f5f2", + "MovesSAN": "Qxf2#", + "Themes": "attackingF2F7 mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/8/p3p1p1/2RpP1P1/k1pP4/2BbP3/P3r3/5K2 w - - 1 58", + "PGN": "1. d4 Nf6 2. Nf3 g6 3. Nbd2 d5 4. e3 Bg7 5. c3 O-O 6. Bd3 b6 7. b3 Bb7 8. Bb2 c5 9. Qe2 e6 10. h4 h6 11. Ne5 Nbd7 12. f4 h5 13. Ndf3 a6 14. Nxd7 Qxd7 15. Ne5 Qe7 16. g4 hxg4 17. Nxg4 Nh5 18. Qg2 c4 19. Bc2 b5 20. Ne5 Bxe5 21. fxe5 Kg7 22. Kd2 Rh8 23. Raf1 Rh6 24. Qg5 Re8 25. Rf3 Qxg5 26. hxg5 Rh7 27. Rhf1 Kg8 28. Ba3 Bc6 29. Bxg6 fxg6 30. Rf8+ Rxf8 31. Rxf8+ Kg7 32. Rc8 Bd7 33. Rd8 Bc6 34. Rd6 Bb7 35. Rd7+ Kg8 36. Rd8+ Kf7 37. Rb8 Bc6 38. Rf8+ Kg7 39. bxc4 bxc4 40. Rc8 Ba4 41. Be7 Ng3 42. Bf6+ Kf7 43. Rc7+ Kg8 44. Rc8+ Kf7 45. Ra8 Ne4+ 46. Kc1 Rh2 47. Ra7+ Ke8 48. Ra8+ Kd7 49. Ra7+ Kc6 50. Bd8 Rc2+ 51. Kd1 Nxc3+ 52. Ke1 Re2+ 53. Kf1 Bc2 54. Rc7+ Kb5 55. Rc5+ Kb4 56. Ba5+ Ka4 57. Bxc3 Bd3 *", + "Moves": "c5a5", + "MovesSAN": "Ra5#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "rn2r2k/pp2Np1p/2p1b1p1/b3P1B1/4P3/5NP1/PPP1K2P/R6B w - - 2 17", + "PGN": "1. e4 e5 2. Nc3 Nf6 3. d3 Bb4 4. f4 d5 5. fxe5 Ng4 6. Nf3 dxe4 7. dxe4 Qxd1+ 8. Kxd1 Nf2+ 9. Ke2 Nxh1 10. Nd5 Ba5 11. g3 O-O 12. Bg2 Be6 13. Bxh1 c6 14. Ne7+ Kh8 15. Bf4 g6 16. Bg5 Re8 *", + "Moves": "g5f6", + "MovesSAN": "Bf6#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "4r1k1/4qp1p/6p1/p1bR4/Pp6/5QN1/1P4PK/5R2 b - - 0 32", + "PGN": "1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Bg5 Be7 5. Bxf6 Bxf6 6. cxd5 exd5 7. e3 c5 8. Nc3 O-O 9. Be2 cxd4 10. Nxd4 Nc6 11. O-O Nxd4 12. exd4 Re8 13. Bf3 Be6 14. Qd3 Qd6 15. Rfd1 Rac8 16. a3 a6 17. Na4 Rc4 18. Qb3 b5 19. Nc3 Bxd4 20. a4 b4 21. Ne2 Bc5 22. Rd2 a5 23. Rad1 Qb6 24. Ng3 g6 25. Bxd5 Bxd5 26. Rxd5 Bxf2+ 27. Kh1 Rh4 28. Rd7 Qe6 29. Qf3 Bc5 30. R7d5 Qe7 31. Rf1 Rxh2+ 32. Kxh2 *", + "Moves": "e7h4", + "MovesSAN": "Qh4#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "5r1k/p1q4p/2p5/2BrP3/1P1b4/2P5/P5RP/5R1K w - - 0 29", + "PGN": "1. e4 c5 2. Nc3 g6 3. f4 Bg7 4. Nf3 Nc6 5. Bb5 e6 6. Bxc6 bxc6 7. e5 Ne7 8. Ne4 O-O 9. d3 d6 10. Nxd6 Nf5 11. Nxf5 exf5 12. O-O Be6 13. c3 f6 14. Be3 Qb6 15. b4 Qc7 16. Bxc5 Rfd8 17. d4 fxe5 18. fxe5 Bc4 19. Rf2 Bd5 20. Qd3 Bxf3 21. Qxf3 Rd5 22. Raf1 Rad8 23. g4 Bh6 24. gxf5 gxf5 25. Rg2+ Kh8 26. Qxf5 Be3+ 27. Kh1 Bxd4 28. Qf8+ Rxf8 *", + "Moves": "f1f8", + "MovesSAN": "Rxf8#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r2k1b2/pp2nPp1/4Q2n/1B1p4/5q2/1KN5/PP6/8 w - - 0 27", + "PGN": "1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nc3 e6 5. g4 Bg6 6. Nge2 c5 7. h4 h6 8. Nf4 Bh7 9. g5 hxg5 10. hxg5 Bxc2 11. Qxc2 Rxh1 12. g6 Nh6 13. gxf7+ Kd7 14. Nxe6 Kxe6 15. Qg6+ Kd7 16. e6+ Kc8 17. Bg5 Qd6 18. O-O-O Nc6 19. dxc5 Qxc5 20. e7 Nxe7 21. Qe6+ Kc7 22. Bf4+ Kd8 23. Bb5 Rxd1+ 24. Kxd1 Qd4+ 25. Kc2 Qxf2+ 26. Kb3 Qxf4 *", + "Moves": "e6d7", + "MovesSAN": "Qd7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "rn4k1/1p4pp/2pb1r2/p4p2/3PP2q/P2B1P2/1PQB1P1P/R5RK b - - 0 18", + "PGN": "1. d4 d5 2. c4 c6 3. e3 Nf6 4. Nf3 e6 5. Bd3 Bb4+ 6. Bd2 a5 7. a3 Bd6 8. O-O Ne4 9. cxd5 exd5 10. Nc3 O-O 11. Nxe4 dxe4 12. Bxe4 Bg4 13. Qc2 f5 14. Bd3 Bxf3 15. gxf3 Qg5+ 16. Kh1 Rf6 17. Rg1 Qh4 18. e4 *", + "Moves": "h4h2", + "MovesSAN": "Qxh2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "4rk2/2p2pp1/6bp/1B1q4/7P/2P5/1P3PP1/4R1K1 w - - 0 28", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 d5 4. exd5 Qxd5 5. Nc3 Qd8 6. d5 Nd4 7. Nxd4 exd4 8. Qxd4 Nf6 9. Bg5 Be7 10. Bc4 O-O 11. O-O a6 12. a4 b6 13. Rfe1 Re8 14. Rad1 Qd6 15. Ne4 Nxe4 16. Rxe4 Bf5 17. Bxe7 Rxe7 18. Rxe7 Qxe7 19. Qd2 Qd6 20. Re1 Kf8 21. c3 Rd8 22. Qg5 Bg6 23. h4 h6 24. Qe3 b5 25. axb5 axb5 26. Bxb5 Qxd5 27. Qe8+ Rxe8 *", + "Moves": "e1e8", + "MovesSAN": "Rxe8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "1r3r1k/5pR1/1p3N1p/p1p1p3/P2pP3/3P1P1K/1PP5/6b1 w - - 0 29", + "PGN": "1. e4 e5 2. Nf3 c6 3. Bc4 d6 4. d3 h6 5. O-O a5 6. a4 Nf6 7. h3 b6 8. Nc3 Be7 9. Be3 O-O 10. Qb1 Nh7 11. Qa2 Ng5 12. Qb3 Nxf3+ 13. gxf3 c5 14. Kh2 Nc6 15. Bd5 Bb7 16. Rg1 Kh7 17. Rg2 Rb8 18. Rag1 Nd4 19. Rxg7+ Kh8 20. Bxd4 Bxd5 21. Nxd5 exd4 22. Nf4 Qe8 23. Qd5 Bg5 24. Nh5 Qe5+ 25. Qxe5 dxe5 26. h4 Bxh4 27. Kh3 Bxf2 28. Nf6 Bxg1 *", + "Moves": "g7h7", + "MovesSAN": "Rh7#", + "Themes": "arabianMate endgame mate mateIn1 oneMove" + }, + { + "FEN": "r1bq1k1r/ppp1b1pp/2n2n2/4p1N1/4p3/1QPPB3/PP3PPP/RN2K2R w KQ - 2 10", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Be7 5. Bxf7+ Kxf7 6. Ng5+ Kg8 7. Be3 d5 8. c3 dxe4 9. Qb3+ Kf8 *", + "Moves": "b3f7", + "MovesSAN": "Qf7#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "5r2/pq3p1p/3ppkpB/4nP2/3bP3/3P2RP/6P1/2Q4K w - - 0 30", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. f4 Nc6 7. Nf3 Bg7 8. Bd3 O-O 9. O-O Bg4 10. Qe1 Bxf3 11. Rxf3 Rc8 12. Rh3 Nb4 13. f5 Nxd3 14. cxd3 Qa5 15. Bg5 Qb6+ 16. Kh1 Qxb2 17. Rc1 Ng4 18. Bd2 Bd4 19. Rf3 Ne5 20. Rg3 e6 21. Rb1 Qc2 22. Rc1 Qb2 23. h3 b5 24. a3 b4 25. axb4 Qxb4 26. Nd5 Rxc1 27. Qxc1 Qb7 28. Nf6+ Kg7 29. Bh6+ Kxf6 *", + "Moves": "c1g5", + "MovesSAN": "Qg5#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "rnbq1rk1/ppp1b1pp/4p2B/5p2/3PP1Q1/2P5/P4PPP/R3KBNR w KQ - 0 9", + "PGN": "1. d4 e6 2. c4 d5 3. Nc3 Nf6 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Be7 7. Qg4 O-O 8. Bh6 f5 *", + "Moves": "g4g7", + "MovesSAN": "Qxg7#", + "Themes": "kingsideAttack mate mateIn1 oneMove opening" + }, + { + "FEN": "r4rk1/ppp3pp/2b1p3/4q1N1/8/8/P4PPP/RQ3RK1 w - - 0 18", + "PGN": "1. e4 d5 2. e5 Nc6 3. Nf3 e6 4. d4 Bd7 5. Bb5 Be7 6. O-O f6 7. Bxc6 Bxc6 8. c3 fxe5 9. Nxe5 Nf6 10. Bg5 O-O 11. Bxf6 Bxf6 12. Nd2 Bxe5 13. dxe5 d4 14. cxd4 Qxd4 15. Nf3 Qxb2 16. Qb1 Qe2 17. Ng5 Qxe5 *", + "Moves": "b1h7", + "MovesSAN": "Qxh7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "6k1/5pp1/2Q1p2p/2P1P3/1P3P2/5R1P/2r1q1PK/8 b - - 0 36", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d3 c6 5. Bd2 Nf6 6. Nf3 Bg4 7. Be2 Nbd7 8. O-O e6 9. h3 Bh5 10. Nh2 Bg6 11. Bf3 Qc7 12. Ng4 Nxg4 13. Bxg4 Nf6 14. f4 Nxg4 15. Qxg4 Bf5 16. Qe2 Bc5+ 17. Be3 Bxe3+ 18. Qxe3 O-O 19. Ne4 Bxe4 20. dxe4 Rad8 21. Rad1 Qa5 22. a3 Qb5 23. b4 a5 24. c3 axb4 25. axb4 Qc4 26. Rd4 Rxd4 27. Qxd4 Qe2 28. e5 Ra8 29. Qb6 h6 30. Qxb7 Ra2 31. Qxc6 Qe3+ 32. Kh1 Rc2 33. c4 Qd3 34. Rf3 Qd1+ 35. Kh2 Qe2 36. c5 *", + "Moves": "e2g2", + "MovesSAN": "Qxg2#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "3r3k/1p4pp/p5p1/6P1/2P5/2Q4n/PP1B2PP/6RK b - - 0 33", + "PGN": "1. e4 c5 2. Nc3 Nc6 3. f4 a6 4. Nf3 e6 5. Be2 Qc7 6. d3 Nge7 7. e5 d5 8. O-O Nf5 9. Ng5 Be7 10. Bg4 Bxg5 11. fxg5 Nfe7 12. Qf3 O-O 13. Ne2 Qxe5 14. Ng3 Nd4 15. Qf2 Ng6 16. c3 Nc6 17. Qxc5 Bd7 18. Nh5 Rfc8 19. Nf4 Qc7 20. Nxg6 fxg6 21. Qe3 Rf8 22. Bxe6+ Bxe6 23. Qxe6+ Kh8 24. Rxf8+ Rxf8 25. Bd2 d4 26. c4 Ne5 27. Qd5 Nxd3 28. Qxd4 Rd8 29. Qc3 Qc5+ 30. Kh1 Nf2+ 31. Kg1 Nh3+ 32. Kh1 Qg1+ 33. Rxg1 *", + "Moves": "h3f2", + "MovesSAN": "Nf2#", + "Themes": "endgame mate mateIn1 oneMove smotheredMate" + }, + { + "FEN": "r1bk2nr/1pqp1Qp1/p6p/8/2BbP3/8/PPP2PPP/R3K2R w KQ - 0 13", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 h6 4. Nc3 a6 5. d4 exd4 6. Nxd4 Qf6 7. Be3 Bc5 8. Nd5 Qd6 9. Qf3 Nxd4 10. Nxc7+ Qxc7 11. Qxf7+ Kd8 12. Bxd4 Bxd4 *", + "Moves": "f7f8", + "MovesSAN": "Qf8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2r1k1r1/pp1bPp1p/1q4p1/8/5Bn1/2b5/PPPQ1PPP/1K1R1B1R w - - 0 15", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nxd4 5. Qxd4 Nf6 6. Nc3 d6 7. Be3 Bd7 8. O-O-O Rc8 9. Kb1 g6 10. e5 Ng4 11. exd6 Rg8 12. Bf4 Bg7 13. Qd2 Qb6 14. dxe7 Bxc3 *", + "Moves": "d2d7", + "MovesSAN": "Qxd7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r2r1nk1/pbq1n1b1/1p3pB1/2pp1p1Q/3P3N/2P1P3/PP1B2PP/4RRK1 w - - 0 19", + "PGN": "1. f4 e6 2. Nf3 d5 3. e3 c5 4. d4 Nc6 5. c3 Nf6 6. Bd3 g6 7. O-O Bg7 8. Ne5 O-O 9. Nd2 Qc7 10. Ndf3 b6 11. Bd2 Bb7 12. Qe2 Nd7 13. Rae1 f6 14. Nxg6 hxg6 15. Bxg6 Rfd8 16. f5 Nf8 17. Nh4 Ne7 18. Qh5 exf5 *", + "Moves": "g6f7", + "MovesSAN": "Bf7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1bn1k1r/1pN1n1pp/p7/q1p3p1/2B1P3/8/PPP2PPP/2KR3R w - - 0 15", + "PGN": "1. e4 e5 2. Nf3 d6 3. d4 exd4 4. Nxd4 c5 5. Nb5 Qa5+ 6. N1c3 a6 7. Nxd6+ Bxd6 8. Qxd6 Ne7 9. Bg5 Nbc6 10. O-O-O f6 11. Nd5 fxg5 12. Nc7+ Kf7 13. Bc4+ Kf8 14. Qd8+ Nxd8 *", + "Moves": "d1d8", + "MovesSAN": "Rxd8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "rn3rk1/pp1qb1pp/2p1p3/4B3/6Q1/3b1N1P/PPP2PP1/1R3RK1 w - - 0 20", + "PGN": "1. e4 d5 2. Nf3 Bg4 3. exd5 Qxd5 4. Be2 Nf6 5. Nc3 Qa5 6. d3 c6 7. Bd2 Qb6 8. O-O e6 9. h3 Bh5 10. Rb1 Bd6 11. Ne4 Nxe4 12. dxe4 Qc7 13. Bc3 O-O 14. e5 Be7 15. Qe1 f6 16. Bd3 fxe5 17. Bxe5 Qd7 18. Qe4 Bg6 19. Qg4 Bxd3 *", + "Moves": "g4g7", + "MovesSAN": "Qxg7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r2q1r1k/1bp3p1/p1np3B/1p2p2Q/P3p2b/1BPP4/1P3PPP/R3R1K1 w - - 0 16", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d3 b5 6. Bb3 Be7 7. c3 d6 8. O-O O-O 9. Nbd2 h6 10. a4 Bb7 11. Re1 Kh8 12. Nh4 Nxe4 13. Nxe4 Bxh4 14. Qh5 f5 15. Bxh6 fxe4 *", + "Moves": "h6d2", + "MovesSAN": "Bd2#", + "Themes": "discoveredAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "1k1r2nr/ppp1q1p1/7p/3B4/3B4/1Q6/P4PPP/RN4K1 b - - 2 18", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bxb4 5. O-O h6 6. Bb2 d6 7. c3 Bc5 8. d4 exd4 9. cxd4 Bb6 10. Qb3 Qe7 11. e5 dxe5 12. Re1 Nxd4 13. Nxd4 Bxd4 14. Bxd4 Be6 15. Rxe5 O-O-O 16. Rxe6 fxe6 17. Bxe6+ Kb8 18. Bd5 *", + "Moves": "e7e1", + "MovesSAN": "Qe1#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2krr3/2pnbppp/p1n2q2/3pN3/3P4/PQ2P2P/5PP1/1RB2RK1 w - - 8 25", + "PGN": "1. d4 e5 2. c3 Nc6 3. a3 exd4 4. cxd4 Qf6 5. e3 Nh6 6. Nf3 d5 7. Qc2 Bf5 8. Qd1 O-O-O 9. Nc3 Ng4 10. h3 Nh6 11. Be2 Bd6 12. Qb3 Be6 13. Ba6 bxa6 14. Qa4 Nb8 15. b4 Nf5 16. b5 Bd7 17. Qa5 Rhe8 18. O-O Bxb5 19. Nxb5 axb5 20. Qxb5 a6 21. Qa4 Ne7 22. Rb1 Nec6 23. Qb3 Be7 24. Ne5 Nd7 *", + "Moves": "b3b7", + "MovesSAN": "Qb7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2r2rk1/1pq1ppbp/p3N1p1/2Pp4/Q5n1/2N1P3/PP2BPPP/R4RK1 b - - 0 19", + "PGN": "1. d4 Nf6 2. c4 c5 3. dxc5 g6 4. Nc3 Bg7 5. e3 Qa5 6. Qd2 Qxc5 7. Nf3 d6 8. Be2 Be6 9. Na4 Qc7 10. Qb4 Nc6 11. Qb5 O-O 12. O-O Rac8 13. c5 d5 14. Bd2 Ne4 15. Bc3 Nxc3 16. Nxc3 a6 17. Qa4 Ne5 18. Nd4 Ng4 19. Nxe6 *", + "Moves": "c7h2", + "MovesSAN": "Qxh2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2krr3/1p5p/p1p3p1/P4p2/1PRP4/1R6/5PPP/6K1 b - - 2 25", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qe6+ 4. Qe2 Qxe2+ 5. Bxe2 Nf6 6. Nf3 Nc6 7. O-O Bd7 8. b3 e6 9. Bb2 Be7 10. d3 O-O-O 11. a4 a6 12. Ba3 Bxa3 13. Rxa3 Nb4 14. Rc1 Nfd5 15. Nxd5 exd5 16. Ne5 Be6 17. d4 f6 18. Nd3 Nxd3 19. Bxd3 g6 20. b4 f5 21. a5 c6 22. c4 dxc4 23. Bxc4 Bxc4 24. Rxc4 Rhe8 25. Rb3 *", + "Moves": "e8e1", + "MovesSAN": "Re1#", + "Themes": "backRankMate endgame mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "6r1/1p6/p2q4/2RP3Q/1k1B2n1/4P3/PP3PPp/2R4K b - - 4 27", + "PGN": "1. d4 d5 2. Bf4 Nc6 3. e3 a6 4. Nf3 Bg4 5. Nbd2 Bxf3 6. Nxf3 h6 7. Bd3 Nf6 8. h3 g5 9. Bh2 e6 10. O-O Bd6 11. Ne5 Nxe5 12. dxe5 g4 13. exd6 gxh3 14. dxc7 Qc8 15. Be5 h2+ 16. Kh1 h5 17. Qf3 Ng4 18. Bxh8 Qxc7 19. Rac1 Kd7 20. Bd4 f5 21. Bxf5 exf5 22. Qxf5+ Kc6 23. Qxh5 Rg8 24. c4 Qd6 25. cxd5+ Kb5 26. Rc5+ Kb4 27. Rfc1 *", + "Moves": "g4f2", + "MovesSAN": "Nxf2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3r3k/2q1n1pp/p4r2/bp5Q/2p1Bp2/P1P5/1P1B3P/2K3NR w - - 1 27", + "PGN": "1. e4 d5 2. d3 c6 3. g3 dxe4 4. Nc3 exd3 5. Bf4 Nd7 6. Qxd3 e5 7. Qe2 f6 8. O-O-O Bb4 9. Rd3 Ne7 10. Bd2 O-O 11. Bh3 Qc7 12. a3 Ba5 13. Be6+ Kh8 14. Bb3 Nc5 15. f4 Nxd3+ 16. Qxd3 Bf5 17. Qf3 c5 18. g4 c4 19. Ba4 Be6 20. Ne4 a6 21. c3 Bd5 22. g5 b5 23. Bc2 exf4 24. gxf6 Rxf6 25. Qh5 Bxe4 26. Bxe4 Rd8 *", + "Moves": "h5h7", + "MovesSAN": "Qxh7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "rn3rk1/1bpp4/1p2p1qB/p3Pp2/2PP1P2/PN1Q4/1P4PP/R4RK1 b - - 0 19", + "PGN": "1. d4 g6 2. e4 Bg7 3. Nf3 e6 4. Be3 b6 5. Bd3 Ne7 6. O-O O-O 7. Nbd2 f5 8. e5 Nd5 9. Nb3 Bb7 10. c3 a5 11. Bg5 Qe8 12. c4 Nb4 13. a3 Nxd3 14. Qxd3 h6 15. Bd2 g5 16. Nxg5 hxg5 17. Bxg5 Qg6 18. f4 Bh6 19. Bxh6 *", + "Moves": "g6g2", + "MovesSAN": "Qxg2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1bq1rkb/ppp2pnp/3p4/4pN2/4Pn2/1N1P2R1/PPP1B1PP/R1BQ2K1 w - - 5 15", + "PGN": "1. e3 Nf6 2. d3 g6 3. Nd2 Bg7 4. Nb3 O-O 5. Ne2 d6 6. Ng3 Nbd7 7. Be2 e5 8. e4 Ne8 9. O-O Nc5 10. f4 Ne6 11. f5 gxf5 12. Nxf5 Bh8 13. Rf3 Nf4 14. Rg3+ Ng7 *", + "Moves": "f5h6", + "MovesSAN": "Nh6#", + "Themes": "mate mateIn1 oneMove opening smotheredMate" + }, + { + "FEN": "r4rk1/pp2qppp/2n1b3/8/4Qb2/3B4/PPP2PPP/R3R1K1 w - - 0 17", + "PGN": "1. e4 e6 2. Be2 d5 3. exd5 exd5 4. Nc3 Nf6 5. Nf3 Be7 6. O-O O-O 7. d4 c5 8. dxc5 Bxc5 9. Ne5 Qd6 10. Bf4 Qe7 11. Bd3 Bd4 12. Qf3 Bxe5 13. Rfe1 Nc6 14. Nxd5 Nxd5 15. Qxd5 Be6 16. Qe4 Bxf4 *", + "Moves": "e4h7", + "MovesSAN": "Qxh7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1bk1b1r/pp2pppp/2P5/1B6/5B2/2P5/P4PpP/R2K3R w - - 0 14", + "PGN": "1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. Nf3 d6 5. d4 cxd4 6. cxd4 Nc6 7. Nc3 Nxc3 8. bxc3 dxe5 9. d5 e4 10. Bb5 exf3 11. dxc6 Qxd1+ 12. Kxd1 Kd8 13. Bf4 fxg2 *", + "Moves": "c6c7", + "MovesSAN": "c7#", + "Themes": "advancedPawn mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3r1rk1/2p2pp1/2Qb1n1p/4q3/4P2B/2N2P2/PPP2P1P/R4RK1 b - - 0 15", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 4. d4 a6 5. Bxc6+ bxc6 6. dxe5 Bg4 7. exd6 Bxd6 8. Nc3 Nf6 9. Bg5 O-O 10. O-O h6 11. Bh4 Qe7 12. Qe2 Rad8 13. Qxa6 Bxf3 14. gxf3 Qe5 15. Qxc6 *", + "Moves": "e5h2", + "MovesSAN": "Qxh2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "1r3rk1/1pN2pbp/p2p2p1/6q1/2PP1R2/PP1Qn3/1B2B1PP/5RK1 b - - 2 23", + "PGN": "1. c4 Nf6 2. Nc3 c5 3. e3 Nc6 4. Nge2 d6 5. Ng3 Rb8 6. a3 a6 7. Qc2 g6 8. b3 Bg7 9. Bb2 O-O 10. Be2 e5 11. O-O Bd7 12. Rad1 Ne7 13. f4 exf4 14. Rxf4 Ne8 15. d4 Bf5 16. Nxf5 Nxf5 17. Nd5 cxd4 18. exd4 Qg5 19. Bc1 Qd8 20. Bb2 Qg5 21. Rdf1 Nc7 22. Nxc7 Ne3 23. Qd3 *", + "Moves": "g5g2", + "MovesSAN": "Qxg2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/6pk/N1b4p/2p5/7P/4R1P1/PP3P1K/3r4 b - - 2 32", + "PGN": "1. e4 c5 2. Nf3 d6 3. c3 e5 4. d4 cxd4 5. cxd4 exd4 6. Nxd4 Nc6 7. Bb5 Bd7 8. O-O a6 9. Bxc6 bxc6 10. Re1 c5 11. Nf5 Nf6 12. Nxd6+ Bxd6 13. Qxd6 Rc8 14. Bg5 Rc6 15. Qg3 O-O 16. e5 Nh5 17. Qh4 f6 18. exf6 Nxf6 19. Nc3 h6 20. Bxf6 Qxf6 21. Qxf6 Rfxf6 22. Nd5 Rfe6 23. Rxe6 Rxe6 24. Rd1 Bc6 25. Nc7 Rg6 26. g3 Bf3 27. Rd8+ Kh7 28. Rd3 Be4 29. Re3 Bc6 30. Nxa6 Rd6 31. h4 Rd1+ 32. Kh2 *", + "Moves": "d1h1", + "MovesSAN": "Rh1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "1r3qk1/3b3p/p1p1p3/2p1P1N1/3pQ1nP/1Pb5/P1P2P2/3R2KR w - - 0 24", + "PGN": "1. d4 c5 2. d5 e6 3. dxe6 fxe6 4. e4 d5 5. Nc3 d4 6. Bg5 Qxg5 7. Nf3 Qd8 8. Ne2 Bd6 9. e5 Bc7 10. Nf4 Nc6 11. Bb5 a6 12. Bxc6+ bxc6 13. Qe2 Ba5+ 14. Kf1 Nh6 15. Rd1 Nf5 16. Qe4 Bd7 17. h4 O-O 18. Kg1 Rb8 19. b3 Bc3 20. g4 Nh6 21. Ng5 g6 22. Nxg6 Nxg4 23. Nxf8 Qxf8 *", + "Moves": "e4h7", + "MovesSAN": "Qxh7#", + "Themes": "kingsideAttack master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "1k5r/pp4Qp/2r5/8/3p4/8/PP3P1P/K1R5 b - - 0 26", + "PGN": "1. e4 c5 2. Nf3 e6 3. d4 d5 4. exd5 exd5 5. dxc5 Bxc5 6. Nc3 Nf6 7. Bg5 d4 8. Ne4 Be7 9. Nxf6+ Bxf6 10. Qe2+ Be6 11. Bxf6 Qxf6 12. O-O-O Nc6 13. Qe4 O-O-O 14. Bb5 Bd5 15. Qd3 Bxf3 16. gxf3 Ne5 17. Qb3 Nxf3 18. Rd3 Qg5+ 19. Kb1 Nd2+ 20. Rxd2 Qxd2 21. Qc4+ Kb8 22. Bc6 Rc8 23. Qxf7 Rxc6 24. Qxg7 Qxc2+ 25. Ka1 Qc1+ 26. Rxc1 *", + "Moves": "c6c1", + "MovesSAN": "Rxc1#", + "Themes": "backRankMate endgame mate mateIn1 oneMove queenRookEndgame" + }, + { + "FEN": "8/2R5/p2p1r1k/1p1qp1pp/8/8/PPQ2PPP/6K1 w - - 0 33", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 d6 6. N1c3 a6 7. Na3 b5 8. Nd5 Nce7 9. c4 Nxd5 10. cxd5 Be7 11. Bd3 Nf6 12. O-O O-O 13. Nc2 Ng4 14. Ne3 Nxe3 15. Bxe3 f5 16. exf5 Bxf5 17. Bxf5 Rxf5 18. Qg4 g6 19. Rac1 Rc8 20. Rxc8 Qxc8 21. Rc1 Qa8 22. Rc6 Qb7 23. Qe4 Kg7 24. Qc2 Rf7 25. Qc1 h5 26. Bg5 Bxg5 27. Qxg5 Qa7 28. Qd2 Rf6 29. Qc2 Qd4 30. Rc7+ Kh6 31. Qc1+ g5 32. Qc2 Qxd5 *", + "Moves": "c7h7", + "MovesSAN": "Rh7#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "r1br2k1/p1p3bp/8/6BQ/8/2P2R2/P4PPP/3R2K1 b - - 0 21", + "PGN": "1. e4 e5 2. Bc4 Nc6 3. Nf3 Nf6 4. O-O Nxe4 5. Re1 d5 6. Bb5 Bc5 7. d4 exd4 8. Nbd2 O-O 9. Bxc6 bxc6 10. Nxe4 dxe4 11. Rxe4 f6 12. Nxd4 Qd5 13. Rh4 Rd8 14. c3 g5 15. Rh6 Bf8 16. Rxf6 c5 17. Qh5 cxd4 18. Bxg5 dxc3 19. bxc3 Bg7 20. Rf3 Qd1+ 21. Rxd1 *", + "Moves": "d8d1", + "MovesSAN": "Rxd1#", + "Themes": "backRankMate mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r4rk1/4p1b1/p2p1p1B/2q2pQ1/Ppp5/3P1N2/1PP3PP/R6K w - - 0 23", + "PGN": "1. e4 c5 2. Nc3 d6 3. f4 a6 4. Nf3 Nf6 5. a4 g6 6. Bc4 Bg7 7. O-O O-O 8. d3 Nc6 9. Qe1 Bg4 10. Qh4 Bxf3 11. Rxf3 Nd4 12. Rf2 Qa5 13. f5 b5 14. Bd5 Nxd5 15. exd5 b4 16. Ne4 Nxf5 17. Rxf5 gxf5 18. Ng5 h6 19. Nf3 c4 20. Bxh6 Qxd5 21. Qg5 Qc5+ 22. Kh1 f6 *", + "Moves": "g5g7", + "MovesSAN": "Qxg7#", + "Themes": "kingsideAttack master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "rnb1k2r/pp1pppBp/1qp3p1/8/5Pn1/1P1P1N2/P1PNP1PP/R2QKB1R b KQkq - 0 7", + "PGN": "1. b3 Nf6 2. Bb2 g6 3. f4 Bg7 4. Nf3 c6 5. d3 Qb6 6. Nbd2 Ng4 7. Bxg7 *", + "Moves": "b6f2", + "MovesSAN": "Qf2#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "3r1rk1/1bp1bpp1/p1q2n1p/2P1N3/1P6/P3B3/2PN1PPP/R2Q1RK1 b - - 0 16", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 b5 6. dxc6 bxc4 7. d3 Qd5 8. O-O Qxc6 9. dxc4 h6 10. Nf3 Bb7 11. Be3 Bd6 12. Nbd2 O-O 13. a3 Rad8 14. b4 a6 15. c5 Be7 16. Nxe5 *", + "Moves": "c6g2", + "MovesSAN": "Qxg2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2k1r3/pppq3p/3p2p1/5pB1/2P5/3P1QP1/P5KP/1Rb5 w - - 0 26", + "PGN": "1. c4 Nf6 2. Nc3 g6 3. Nf3 d6 4. Nd5 Bg7 5. Nxf6+ Bxf6 6. d3 Nc6 7. g3 Bg4 8. Bg2 Qd7 9. O-O Bh3 10. Ng5 Bxg2 11. Kxg2 Nd4 12. Ne4 Qc6 13. Kg1 Bg7 14. Be3 f5 15. Nc3 Qd7 16. Qd2 O-O-O 17. f4 e5 18. Rfc1 exf4 19. Bxf4 Rhe8 20. Bg5 Nxe2+ 21. Nxe2 Rxe2 22. Qxe2 Bd4+ 23. Kg2 Re8 24. Qf3 Bxb2 25. Rab1 Bxc1 *", + "Moves": "f3b7", + "MovesSAN": "Qxb7#", + "Themes": "endgame mate mateIn1 oneMove queensideAttack" + }, + { + "FEN": "3n4/8/2p2K2/p2p4/3P4/2P1N3/3Q4/qk6 w - - 0 53", + "PGN": "1. e4 e6 2. d4 d5 3. Nd2 Nc6 4. Ngf3 g5 5. exd5 exd5 6. Bb5 Bd7 7. O-O Qf6 8. Re1+ Nge7 9. Ne5 O-O-O 10. Nxd7 Rxd7 11. Nf3 h6 12. Ne5 Rd6 13. c3 a5 14. Bxc6 Nxc6 15. Qg4+ Qe6 16. Qxe6+ Rxe6 17. f4 f6 18. f5 Re8 19. Nd3 Rxe1+ 20. Nxe1 Bd6 21. Bd2 Re8 22. Nd3 h5 23. h3 g4 24. Re1 Rxe1+ 25. Bxe1 Ne7 26. hxg4 hxg4 27. Bh4 Nxf5 28. Bxf6 Kd7 29. Be5 Ke6 30. Kf2 c6 31. Nf4+ Kd7 32. Bxd6 Kxd6 33. Nh5 Ke6 34. a4 Nd6 35. Kg3 Kf5 36. Ng7+ Ke4 37. Kxg4 Kd3 38. Nf5 Nf7 39. Kh5 Kc2 40. Kg6 Nd8 41. g4 Kxb2 42. Kf6 Kc2 43. g5 b5 44. g6 bxa4 45. g7 a3 46. g8=Q a2 47. Qg2+ Kb1 48. Qf1+ Kb2 49. Qe2+ Kb3 50. Qd1+ Kb2 51. Qd2+ Kb1 52. Ne3 a1=Q *", + "Moves": "d2c2", + "MovesSAN": "Qc2#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "R7/5ppk/7p/4KPbP/1p1r2P1/6N1/1PP5/8 b - - 0 37", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Be7 8. Qf3 h6 9. Bh4 Qc7 10. Bf2 Nbd7 11. O-O-O b5 12. g4 Bb7 13. Bd3 b4 14. Nce2 Nc5 15. Ng3 Nfd7 16. f5 e5 17. Nb3 Nxb3+ 18. axb3 a5 19. Bb5 O-O 20. h4 Nc5 21. Kb1 a4 22. Bxc5 axb3 23. Qxb3 Qxc5 24. Bc4 Qa5 25. Kc1 Qa4 26. Qxa4 Rxa4 27. Bb3 Ra1+ 28. Kd2 Ra5 29. Ke3 Rd8 30. Ra1 Rxa1 31. Rxa1 d5 32. exd5 Bxd5 33. Bxd5 Rxd5 34. Ra8+ Kh7 35. h5 Bg5+ 36. Ke4 Rd4+ 37. Kxe5 *", + "Moves": "g5f6", + "MovesSAN": "Bf6#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "2rq1r2/ppnb1ppk/4N3/nP1pP3/P4BQ1/2b5/5PPP/R2R2K1 w - - 1 23", + "PGN": "1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 Nc6 5. Nf3 d6 6. Bc4 Nf6 7. Qe2 e6 8. O-O Be7 9. Rd1 O-O 10. e5 Ne8 11. Bf4 d5 12. Bd3 Nb4 13. Bb1 Nc7 14. a3 Nc6 15. b4 Bd7 16. b5 Na5 17. a4 Rc8 18. Bd3 Bb4 19. Bxh7+ Kxh7 20. Ng5+ Kg6 21. Qg4 Bxc3 22. Nxe6+ Kh7 *", + "Moves": "g4g7", + "MovesSAN": "Qxg7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "5r2/1p2Nppk/6rp/p1B1nQ2/4P2b/1P1P3q/1PP3P1/R4RK1 b - - 4 30", + "PGN": "1. e4 e5 2. Nc3 Nc6 3. Bc4 Nf6 4. d3 h6 5. f4 Na5 6. Bb3 Nxb3 7. axb3 a5 8. fxe5 Ng8 9. Nf3 d6 10. exd6 Qxd6 11. O-O Bg4 12. Be3 Be7 13. Nb5 Qd8 14. h3 Bd7 15. Nc3 c6 16. Nd2 Nf6 17. Qf3 O-O 18. Nc4 Qb8 19. Nb6 Ra6 20. Bd4 c5 21. Nxd7 Nxd7 22. Be3 Rf6 23. Qg4 Ne5 24. Qg3 Rg6 25. Qe1 Qc8 26. Nd5 Bd8 27. Qf2 Qxh3 28. Bxc5 Bh4 29. Ne7+ Kh7 30. Qf5 *", + "Moves": "h3g2", + "MovesSAN": "Qxg2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "6k1/p1R2ppp/8/4P3/6N1/7P/Pr2qPP1/R5K1 w - - 1 22", + "PGN": "1. e4 e6 2. c4 d5 3. cxd5 exd5 4. exd5 Qxd5 5. Nc3 Qd8 6. h3 Nf6 7. Nf3 Nc6 8. Bb5 Bd6 9. O-O O-O 10. d4 Ne7 11. Bg5 Ned5 12. Nxd5 Bh2+ 13. Nxh2 Qxd5 14. Bxf6 Qxb5 15. Be5 Qxb2 16. Qg4 Bxg4 17. Nxg4 Rfe8 18. Rfb1 Qe2 19. Rxb7 Rab8 20. Rxc7 Rxe5 21. dxe5 Rb2 *", + "Moves": "c7c8", + "MovesSAN": "Rc8#", + "Themes": "backRankMate endgame mate mateIn1 oneMove" + }, + { + "FEN": "1rb4k/6p1/4pN1B/p2n3P/2p5/5P2/1P1q4/R4KR1 w - - 0 30", + "PGN": "1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. f4 c5 6. c3 Nc6 7. Ndf3 cxd4 8. cxd4 Qb6 9. a3 a5 10. h4 Be7 11. h5 h6 12. Ne2 f6 13. Nc3 fxe5 14. fxe5 O-O 15. Na4 Qa7 16. Qd3 b5 17. Nc3 b4 18. axb4 Nxb4 19. Qd1 Rb8 20. Be3 Rxf3 21. gxf3 Nxe5 22. Rg1 Kh8 23. Be2 Bh4+ 24. Kf1 Nc4 25. Bxc4 dxc4 26. Qd2 Nd5 27. Bxh6 Bf6 28. Ne4 Qxd4 29. Nxf6 Qxd2 *", + "Moves": "h6g7", + "MovesSAN": "Bxg7#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2rq1b1r/1pk1p3/p2pbn2/2p3pp/P7/4PQ2/n1PPNPPP/1RB2RK1 w - - 0 16", + "PGN": "1. e3 c5 2. Bc4 d6 3. Qh5 Nc6 4. Qxf7+ Kd7 5. Qe6+ Ke8 6. Qf7+ Kd7 7. Be6+ Kc7 8. Qf3 Bxe6 9. Nc3 Nf6 10. Nge2 Rc8 11. O-O a6 12. a4 h5 13. Rb1 g5 14. b4 Nxb4 15. Na2 Nxa2 *", + "Moves": "f3b7", + "MovesSAN": "Qxb7#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "r4rk1/p3b1pp/1qpp4/4p1P1/1p2P2P/1P6/1PP2P2/RNBQK2R b KQ - 0 16", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 d6 4. Nc3 Nf6 5. Ng5 Be6 6. Nxe6 fxe6 7. Bxe6 Nd4 8. Bc4 c6 9. d3 Be7 10. h4 b5 11. Bb3 Nxb3 12. axb3 O-O 13. g4 b4 14. Nb1 Qb6 15. g5 Nxe4 16. dxe4 *", + "Moves": "b6f2", + "MovesSAN": "Qxf2#", + "Themes": "attackingF2F7 mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r4rk1/ppp2ppp/5n2/2b1P3/3q1P2/2NB1Q2/PPP4R/R1B4K b - - 0 18", + "PGN": "1. e4 e5 2. Nc3 Nf6 3. f4 d6 4. d4 exd4 5. Qxd4 Nc6 6. Qd1 Be7 7. Nf3 O-O 8. Bd3 Bg4 9. O-O Nd4 10. h3 Nxf3+ 11. gxf3 Bxh3 12. Rf2 d5 13. Rh2 dxe4 14. fxe4 Bc5+ 15. Kh1 Bg4 16. Qf1 Qd4 17. e5 Bf3+ 18. Qxf3 *", + "Moves": "d4g1", + "MovesSAN": "Qg1#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1b1k2r/2pp1pp1/p1n5/1pb1p3/4P1Qq/1BN5/PPPP1PPN/R1B2RK1 b kq - 0 11", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. Nc3 b5 6. Bb3 Bc5 7. O-O Ng4 8. h3 h5 9. hxg4 hxg4 10. Nh2 Qh4 11. Qxg4 *", + "Moves": "h4h2", + "MovesSAN": "Qxh2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3Qbkr1/bpp4p/p7/8/2q5/8/Pp3PPP/4R2K w - - 0 29", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. c3 Bb6 5. O-O d6 6. d4 Bd7 7. Re1 f6 8. Na3 a6 9. Bd3 exd4 10. Nc4 Ba7 11. e5 dxe5 12. Nfxe5 Nxe5 13. Nxe5 fxe5 14. Qh5+ Kf8 15. Bg5 Nf6 16. Qf3 Bc6 17. Qf5 dxc3 18. Rad1 Qd7 19. Qxe5 Re8 20. Qf4 Rxe1+ 21. Rxe1 cxb2 22. Bxf6 gxf6 23. Qxf6+ Qf7 24. Qd8+ Kg7 25. Qg5+ Kf8 26. Qd8+ Be8 27. Kh1 Rg8 28. Bc4 Qxc4 *", + "Moves": "d8e7", + "MovesSAN": "Qe7#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "2kr4/pp3Rpp/2p1p3/2b5/3r4/1Q1Pq1P1/PP2N2P/3RK3 w - - 1 18", + "PGN": "1. c4 c6 2. Nc3 d5 3. g3 Bf5 4. Bg2 e6 5. e4 dxe4 6. Bxe4 Ne7 7. d3 Bxe4 8. Nxe4 Nf5 9. c5 Qd4 10. Qb3 Nd7 11. Be3 Nxe3 12. fxe3 Qxe3+ 13. Ne2 Nxc5 14. Nxc5 Bxc5 15. Rf1 O-O-O 16. Rd1 Rd4 17. Rxf7 Rhd8 *", + "Moves": "b3b7", + "MovesSAN": "Qxb7#", + "Themes": "mate mateIn1 middlegame oneMove queensideAttack" + }, + { + "FEN": "r3r1k1/pp3pb1/2pp2p1/6n1/2PPp3/1PN1P1pq/PBQN4/2R1RBK1 b - - 1 23", + "PGN": "1. e3 g6 2. c4 Bg7 3. Nc3 Nf6 4. d4 d6 5. Nf3 O-O 6. Be2 Nbd7 7. O-O Re8 8. b3 e5 9. Bb2 e4 10. Nd2 Nf8 11. Qc2 Bf5 12. Rac1 h5 13. h3 N8h7 14. Rfe1 Ng5 15. Bf1 h4 16. Ne2 Nh5 17. Nc3 Qd7 18. Kh2 c6 19. Be2 Bxh3 20. gxh3 Qxh3+ 21. Kg1 Ng3 22. fxg3 hxg3 23. Bf1 *", + "Moves": "h3h2", + "MovesSAN": "Qh2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "1k4r1/1p6/p2R4/3R4/8/1P2P3/P1r2p2/5K2 b - - 1 41", + "PGN": "1. d4 Nf6 2. e3 g6 3. Bd3 Bg7 4. h4 d6 5. h5 Nc6 6. hxg6 fxg6 7. Nf3 Bg4 8. Nbd2 Qd7 9. b3 e5 10. dxe5 Nxe5 11. Be2 Nc6 12. Bb2 Nd5 13. Bxg7 Qxg7 14. Ne4 Nc3 15. Nxc3 Qxc3+ 16. Kf1 O-O-O 17. Nd4 Bxe2+ 18. Nxe2 Qf6 19. Rh3 h5 20. Rc1 g5 21. Rf3 Qg7 22. Nd4 Nxd4 23. Qxd4 Qg6 24. Rf6 Qg7 25. Rf5 Qd7 26. Qf6 g4 27. Rd1 Kb8 28. c4 h4 29. c5 h3 30. Kg1 hxg2 31. Kxg2 Qc6+ 32. Rdd5 a6 33. cxd6 cxd6 34. Qe6 Rhe8 35. Qf6 Rc8 36. Qg5 Rg8 37. Qf4 g3 38. Qxd6+ Qxd6 39. Rxd6 Rc2 40. Rfd5 gxf2+ 41. Kf1 *", + "Moves": "g8g1", + "MovesSAN": "Rg1#", + "Themes": "endgame mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "6k1/R6p/p4p2/1p4p1/7r/r1P5/8/4R1K1 w - - 0 47", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bb5 Bd7 7. f3 Nxd4 8. Bxd7+ Qxd7 9. Qxd4 g6 10. e5 dxe5 11. Qxe5 Bg7 12. Qb5 O-O 13. O-O Qd4+ 14. Kh1 b6 15. Bg5 a6 16. Qe2 Rfe8 17. Rfd1 Qc5 18. Bc1 b5 19. a3 Rad8 20. Be3 Qc7 21. Re1 Nd5 22. Nxd5 Rxd5 23. c3 Rh5 24. Bg1 Be5 25. g4 Rh3 26. Kg2 Bxh2 27. Kf1 Bg3 28. Kg2 Bh2 29. Kf1 Bxg1 30. Kxg1 Qg3+ 31. Qg2 Qxf3 32. Qxf3 Rxf3 33. Kg2 Rf4 34. Kg3 g5 35. Re5 f6 36. Re6 Rd8 37. Rxe7 Rd3+ 38. Kg2 Rxg4+ 39. Kf2 Rh4 40. Kg2 Rd2+ 41. Kg1 Rdh2 42. Rae1 Rh1+ 43. Kg2 R1h2+ 44. Kf1 Rxb2 45. Kg1 Rb3 46. Ra7 Rxa3 *", + "Moves": "e1e8", + "MovesSAN": "Re8#", + "Themes": "endgame mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "3r3k/pp2b1p1/1n6/2p5/4Bn2/5PP1/PQP2P1P/6K1 b - - 0 26", + "PGN": "1. Nf3 d5 2. d4 Bg4 3. Bf4 Bxf3 4. exf3 f6 5. Nd2 e5 6. dxe5 fxe5 7. Bxe5 Nd7 8. Bc3 Ngf6 9. Bd3 c5 10. O-O Be7 11. Re1 O-O 12. Bf5 d4 13. Qe2 Re8 14. Qe6+ Kh8 15. Rad1 dxc3 16. Nc4 Bf8 17. Qf7 Rxe1+ 18. Rxe1 Nb6 19. Ne5 Qe7 20. Ng6+ hxg6 21. Rxe7 cxb2 22. Qb3 Bxe7 23. Bxg6 Nfd5 24. Qxb2 Nf4 25. Be4 Rd8 26. g3 *", + "Moves": "d8d1", + "MovesSAN": "Rd1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r1bq2rk/ppp3bp/2np1p2/4p1Nn/4P3/2NP4/PPP1B1QP/R1B2R1K w - - 0 15", + "PGN": "1. e4 d6 2. f4 g6 3. Nf3 Bg7 4. d3 Nc6 5. Nc3 Nf6 6. Be2 O-O 7. O-O e5 8. f5 gxf5 9. Qe1 f4 10. g3 fxg3 11. Qxg3 Kh8 12. Kh1 Nh5 13. Qg2 Rg8 14. Ng5 f6 *", + "Moves": "g5f7", + "MovesSAN": "Nf7#", + "Themes": "mate mateIn1 oneMove opening smotheredMate" + }, + { + "FEN": "r1bqkb1r/pp1pn1pp/8/1N2p3/2Pp4/3P4/PP1QBPPP/R3K2R w KQkq - 0 13", + "PGN": "1. c4 c5 2. Nc3 Nc6 3. Nf3 e6 4. e4 Nf6 5. e5 Ng8 6. d3 Nge7 7. Be3 f6 8. Be2 fxe5 9. Qd2 Nd4 10. Nxd4 exd4 11. Bxd4 cxd4 12. Nb5 e5 *", + "Moves": "b5d6", + "MovesSAN": "Nd6#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "Q7/8/8/2pQ2pp/2Pb4/1P3Pkb/8/7K b - - 0 56", + "PGN": "1. e4 c5 2. Nc3 Nc6 3. Bb5 Nd4 4. Bc4 e6 5. Nge2 Nf6 6. O-O d6 7. d3 Nxe2+ 8. Qxe2 Be7 9. f4 O-O 10. e5 Ne8 11. Qh5 g6 12. Qg4 h5 13. Qh3 dxe5 14. fxe5 Qd4+ 15. Kh1 Qxe5 16. Bf4 Qg7 17. Ne4 Nf6 18. Be5 Ng4 19. Bxg7 Kxg7 20. Qf3 f5 21. Ng3 Bd6 22. Rae1 Re8 23. Ne4 Be7 24. Qf4 Bd7 25. h3 e5 26. Qf3 Nh6 27. Nc3 a6 28. Nd5 Bc6 29. Rxe5 b5 30. Qe2 Bd6 31. Re6 bxc4 32. dxc4 Nf7 33. Nc7 Bxc7 34. Rxe8 Rxe8 35. Qf2 Bd6 36. b3 Ng5 37. Rd1 Bf8 38. Qf4 Be4 39. Qxg5 Re7 40. Qf4 Bxc2 41. Rd6 Kf7 42. Qd2 Be4 43. Rd7 Bg7 44. Rxe7+ Kxe7 45. Qf4 Bd4 46. Qc7+ Kf6 47. Qb6+ Kg5 48. Qxa6 f4 49. Qe6 Bf5 50. Qd5 Kh4 51. a4 g5 52. a5 Bg4 53. a6 f3 54. gxf3 Bxh3 55. a7 Kg3 56. a8=Q *", + "Moves": "h3g2", + "MovesSAN": "Bg2#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "1r2r1k1/p4ppp/2pq4/3p4/8/2P4R/PPQ2PP1/RN5K b - - 4 19", + "PGN": "1. e4 e6 2. Nf3 c5 3. d4 d5 4. exd5 exd5 5. Bb5+ Nc6 6. O-O Bd6 7. Re1+ Ne7 8. Ne5 O-O 9. Nxc6 bxc6 10. Bd3 Bf5 11. Bxf5 Nxf5 12. c3 Qc7 13. Be3 Bxh2+ 14. Kh1 Bd6 15. dxc5 Nxe3 16. cxd6 Qxd6 17. Rxe3 Rfe8 18. Rh3 Rab8 19. Qc2 *", + "Moves": "e8e1", + "MovesSAN": "Re1#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "1Q2r1k1/5p2/p5p1/3p4/P2PrPPp/1Q2PK2/4R2q/4R3 b - - 0 39", + "PGN": "1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. Qc2 O-O 6. e3 a6 7. cxd5 exd5 8. Rc1 c6 9. Bd3 Nbd7 10. Nf3 Re8 11. O-O Nf8 12. Ne5 Be6 13. f4 h6 14. Bh4 Ng4 15. Bxe7 Qxe7 16. Nxg4 Bxg4 17. Rce1 Rad8 18. Na4 Bc8 19. a3 Qh4 20. g3 Qh3 21. Rf2 Re7 22. Nb6 Rde8 23. Nxc8 Qxc8 24. Rfe2 Qg4 25. Kg2 g6 26. h3 Qd7 27. b4 Nh7 28. a4 Nf6 29. Qb1 Ne4 30. Bxe4 Rxe4 31. g4 R8e7 32. Kf3 h5 33. Qb3 Re8 34. b5 Qe7 35. bxc6 Qh4 36. cxb7 Qxh3+ 37. Kf2 Qh2+ 38. Kf3 h4 39. b8=Q *", + "Moves": "h2g3", + "MovesSAN": "Qg3#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "1r2kb1r/p1pn1p2/8/4q2p/Q7/2N1P3/PPP2P1P/2KR2Nb w k - 0 15", + "PGN": "1. d4 d5 2. Bf4 h5 3. e3 e5 4. dxe5 g5 5. Bxg5 Qxg5 6. Qxd5 Nf6 7. Qd4 Nc6 8. Bb5 Nd7 9. Bxc6 bxc6 10. Qe4 Qxe5 11. Qxc6 Rb8 12. Nc3 Bb7 13. Qa4 Bxg2 14. O-O-O Bxh1 *", + "Moves": "a4d7", + "MovesSAN": "Qxd7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "rnb1kbnr/pp2pppp/2p1q3/1N6/8/B2Q4/P2PBPPP/2R1K1NR w Kkq - 0 12", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. b4 Qxb4 5. Rb1 Qd6 6. Nb5 Qe5+ 7. Qe2 Qc5 8. Ba3 Qxc2 9. Qd3 Qc6 10. Rc1 Qe6+ 11. Be2 c6 *", + "Moves": "b5c7", + "MovesSAN": "Nc7#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "8/7p/p2p2p1/3P4/1pp5/4qkPP/1P5K/6Q1 w - - 3 46", + "PGN": "1. e4 Nf6 2. e5 Nd5 3. Nf3 g6 4. Bc4 Nb6 5. Bb3 Bg7 6. d4 O-O 7. a4 d6 8. e6 Bxe6 9. d5 Bg4 10. h3 Bxf3 11. Qxf3 c5 12. a5 N6d7 13. O-O Ne5 14. Qe2 a6 15. f4 Ned7 16. f5 Ne5 17. Nc3 b5 18. Ne4 Nbd7 19. c4 bxc4 20. Bc2 Rb8 21. Ng3 Nf6 22. Be4 Rb4 23. Rb1 Qxa5 24. Bd2 Qb6 25. Bxb4 cxb4+ 26. Kh1 Qd4 27. fxg6 fxg6 28. Rbd1 Nxe4 29. Rxf8+ Kxf8 30. Nxe4 Qb6 31. Ng5 Kg8 32. Ne6 Bf6 33. Nd4 Nd3 34. Qe6+ Kg7 35. Nc6 Nf2+ 36. Kh2 Nxd1 37. Nxe7 Bxe7 38. Qxe7+ Kh6 39. Qf8+ Kg5 40. Qe7+ Kf5 41. Qe6+ Kf4 42. g3+ Kf3 43. Qg4+ Kf2 44. Qxd1 Qe3 45. Qg1+ Kf3 *", + "Moves": "g1g2", + "MovesSAN": "Qg2#", + "Themes": "endgame mate mateIn1 oneMove queenEndgame" + }, + { + "FEN": "r1b1q2k/pp1pB2p/2p2rp1/8/2B5/8/PP3PPP/RN3RK1 w - - 0 18", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 f6 4. O-O Bc5 5. c3 Nge7 6. d4 exd4 7. cxd4 Bd6 8. e5 fxe5 9. Nxe5 Nxe5 10. dxe5 Bxe5 11. Qh5+ g6 12. Qxe5 O-O 13. Bg5 c6 14. Bxe7 Qe8 15. Qd6 Rf5 16. Bc4+ Kh8 17. Qf6+ Rxf6 *", + "Moves": "e7f6", + "MovesSAN": "Bxf6#", + "Themes": "doubleBishopMate kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "6k1/1b4pp/pp3b2/2p3N1/P2P1p2/1P2p2q/2P1B3/3RQRK1 b - - 0 36", + "PGN": "1. e4 c5 2. Nf3 d6 3. h3 Nf6 4. Nc3 a6 5. b3 Nc6 6. a4 e6 7. d3 Be7 8. Nh2 Qc7 9. Bf4 O-O 10. Be2 Re8 11. O-O b6 12. Bg5 Bb7 13. f3 Ne5 14. Bd2 d5 15. f4 Ng6 16. e5 Nd7 17. Bf3 Nh4 18. Be2 d4 19. Ne4 f5 20. exf6 Nxf6 21. Nxf6+ Bxf6 22. Nf3 Nf5 23. Kh2 Ne3 24. Bxe3 dxe3 25. Ng1 e5 26. Rb1 exf4 27. Nf3 Rad8 28. Kh1 Rd5 29. Qe1 Qd7 30. Nh2 Rg5 31. Nf3 Rh5 32. Kg1 Rxh3 33. gxh3 Qxh3 34. Rd1 Re5 35. d4 Rg5+ 36. Nxg5 *", + "Moves": "h3g2", + "MovesSAN": "Qg2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1bq1rk1/1pp1b1pp/p1p1N3/4Qp2/6n1/3P4/PPP2PPP/RNB2RK1 w - - 5 12", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. Bxc6 dxc6 7. Qe2 f5 8. d3 Nf6 9. Qxe5+ Be7 10. Ng5 O-O 11. Ne6 Ng4 *", + "Moves": "e5g7", + "MovesSAN": "Qxg7#", + "Themes": "kingsideAttack mate mateIn1 oneMove opening" + }, + { + "FEN": "4r1k1/1b3p1p/3q1p1Q/2pp4/3n4/1PNP3P/5PP1/2RB2K1 b - - 3 28", + "PGN": "1. e4 d6 2. h3 Nf6 3. d3 c5 4. Nf3 Nc6 5. Be2 e6 6. Be3 Be7 7. Nc3 Rb8 8. Qd2 b5 9. a3 b4 10. axb4 Nxb4 11. Rxa7 Qb6 12. Ra1 Ba6 13. O-O O-O 14. Na4 Qc7 15. b3 d5 16. exd5 exd5 17. Bf4 Bd6 18. Bxd6 Qxd6 19. Nh2 Rfe8 20. Bf3 Rbd8 21. Rfe1 Bb7 22. Ng4 Qc7 23. Nxf6+ gxf6 24. Qh6 Qd6 25. Nc3 Nxc2 26. Rxe8+ Rxe8 27. Rc1 Nd4 28. Bd1 *", + "Moves": "e8e1", + "MovesSAN": "Re1#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r3k2r/pp1n1ppp/3p4/2pP3n/7q/P1N1KP2/1PQ1P1PP/R4BNR b kq - 0 14", + "PGN": "1. d4 Nf6 2. c4 e6 3. a3 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 Bf5 7. Bg5 Be7 8. Bf4 Nbd7 9. f3 Nh5 10. Bg3 Bh4 11. Kf2 Qg5 12. Bxh4 Qxh4+ 13. Ke3 Bc2 14. Qxc2 *", + "Moves": "h4d4", + "MovesSAN": "Qd4#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3r1bk1/p4p1p/4p1P1/R3P3/4bP1B/P1K1n3/1P4P1/6R1 b - - 0 28", + "PGN": "1. e4 c6 2. d4 d5 3. e5 c5 4. Bf4 cxd4 5. Qxd4 Nc6 6. Bb5 Bf5 7. Nc3 e6 8. O-O-O g5 9. Bg3 Bg7 10. h4 Nh6 11. f4 O-O 12. Bxc6 bxc6 13. hxg5 Ng4 14. Bh4 Qa5 15. Nge2 c5 16. Qg1 d4 17. Nxd4 cxd4 18. Rxd4 Rfc8 19. Ra4 Rxc3 20. Rxa5 Rxc2+ 21. Kd1 Rd8+ 22. Ke1 Rc1+ 23. Ke2 Bd3+ 24. Kd2 Rxg1 25. Rxg1 Bf8 26. a3 Be4+ 27. Kc3 Ne3 28. g6 *", + "Moves": "d8d3", + "MovesSAN": "Rd3#", + "Themes": "mate mateIn1 middlegame oneMove vukovicMate" + }, + { + "FEN": "8/6p1/1b2p3/1P4kP/5pP1/4nP1K/5r2/1Q6 w - - 1 47", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd6 4. Nf3 Nf6 5. d4 Bg4 6. h3 Bh5 7. Nb5 Qb6 8. Bd3 c6 9. Na3 Bxf3 10. Qxf3 Qxd4 11. O-O Nbd7 12. Re1 Ne5 13. Qg3 Nxd3 14. cxd3 Rd8 15. Bg5 Qxd3 16. Qc7 Qd7 17. Qa5 Qd5 18. Qxa7 Qxg5 19. Qxb7 Qd5 20. Rad1 Qxd1 21. Rxd1 Rxd1+ 22. Kh2 e6 23. Qxc6+ Rd7 24. Nc4 Kd8 25. a4 Nd5 26. a5 Bb4 27. a6 Ke7 28. g3 Rb8 29. Qa4 Bd6 30. Na5 Nb4 31. Nb7 Rdxb7 32. axb7 Rxb7 33. h4 Nd5 34. Qc2 Be5 35. b3 Rc7 36. Qxh7 Bd4 37. Kg2 Rc3 38. Qb1 Bc5 39. h5 f5 40. Qa1 f4 41. g4 Kf6 42. f3 Kg5 43. Qb1 Rc2+ 44. Kh3 Ne3 45. b4 Bb6 46. b5 Rf2 *", + "Moves": "b1g6", + "MovesSAN": "Qg6#", + "Themes": "endgame master masterVsMaster mate mateIn1 oneMove" + }, + { + "FEN": "8/8/8/2R5/5P2/2p2k2/2r5/4K3 b - - 2 58", + "PGN": "1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 O-O 5. Be2 d6 6. h4 c5 7. d5 e6 8. h5 exd5 9. exd5 Re8 10. Kf1 gxh5 11. Bxh5 Bf5 12. Be2 Nbd7 13. Nf3 Ne4 14. Nxe4 Bxe4 15. Bd3 Bg6 16. Bg5 Bf6 17. Bf4 Ne5 18. Nxe5 Bxe5 19. Bxe5 Rxe5 20. Qd2 Qf6 21. Rh3 Rae8 22. Kg1 a6 23. Bf1 Re4 24. a4 Rd4 25. Qc3 Qg5 26. Rg3 Qd2 27. a5 Qxc3 28. bxc3 Rd2 29. Ra3 Rb2 30. Re3 Rxe3 31. fxe3 Kg7 32. Kh2 Kf6 33. Kg3 Ke5 34. Ra1 Be4 35. Ra3 f5 36. Ra1 Rb3 37. Be2 Rxc3 38. Rh1 Rxe3+ 39. Kf2 Ra3 40. Rxh7 Rxa5 41. Rxb7 Ra2 42. Re7+ Kd4 43. Kf1 Bd3 44. Bxd3 Kxd3 45. Re6 Kxc4 46. Rxd6 Rd2 47. Rxa6 Kxd5 48. Rf6 Ke5 49. Rc6 Rc2 50. g3 c4 51. Ke1 Kd5 52. Rf6 Ke4 53. Re6+ Kf3 54. Re5 Kg4 55. Rc5 c3 56. Kf1 f4 57. gxf4 Kf3 58. Ke1 *", + "Moves": "c2c1", + "MovesSAN": "Rc1#", + "Themes": "endgame master mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "2kr1b1r/3nqppp/p1p5/Q7/4NBb1/8/PPP3PP/R4RK1 w - - 0 18", + "PGN": "1. e4 e5 2. Nc3 Nf6 3. f4 exf4 4. e5 Qe7 5. Nf3 d6 6. d4 dxe5 7. dxe5 Ng4 8. Bxf4 Qc5 9. Nd4 Nxe5 10. Bb5+ c6 11. Ba4 Bg4 12. Qd2 Nbd7 13. O-O O-O-O 14. Ne4 Qe7 15. Qa5 a6 16. Bxc6 Nxc6 17. Nxc6 bxc6 *", + "Moves": "a5a6", + "MovesSAN": "Qxa6#", + "Themes": "mate mateIn1 middlegame oneMove queensideAttack" + }, + { + "FEN": "4r1k1/1bp2ppp/2n2q2/p2B4/1p6/5N2/PPP2PPP/3RR1K1 w - - 0 19", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd8 4. Nf3 e6 5. Bc4 Nf6 6. O-O Be7 7. d4 O-O 8. Re1 a6 9. Bg5 b5 10. Bb3 Bb7 11. Qe2 b4 12. Bxf6 Bxf6 13. Ne4 a5 14. Nxf6+ Qxf6 15. Rad1 Nc6 16. d5 exd5 17. Bxd5 Rfe8 18. Qxe8+ Rxe8 *", + "Moves": "e1e8", + "MovesSAN": "Rxe8#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/1R6/5pp1/r6k/7P/5K2/8/8 w - - 0 48", + "PGN": "1. e4 e5 2. Nc3 Nf6 3. f4 d6 4. Nf3 Nbd7 5. Bc4 Be7 6. d3 O-O 7. O-O c6 8. fxe5 Nxe5 9. Nxe5 dxe5 10. Qe1 b5 11. Bb3 a5 12. a4 b4 13. Ne2 Ng4 14. Qg3 Bh4 15. Qf3 Qb6+ 16. d4 exd4 17. Ng3 d3+ 18. Kh1 dxc2 19. Bxc2 Ba6 20. Qxg4 Bxg3 21. Bh6 Be5 22. Rf5 Qc7 23. Bb3 Bc8 24. Raf1 Bxf5 25. Rxf5 Rad8 26. Be3 Qd6 27. h3 c5 28. Qe2 Qd3 29. Qxd3 Rxd3 30. Bxc5 Rxb3 31. Bxf8 Kxf8 32. Rxe5 Rxb2 33. Rxa5 Ra2 34. Kh2 b3 35. e5 b2 36. Rb5 Rxa4 37. Rxb2 Re4 38. Rb5 Ke7 39. Kg3 Ke6 40. Kf3 Rxe5 41. Rb6+ Kf5 42. Rb7 Kg6 43. g4 Ra5 44. h4 h5 45. Rb6+ f6 46. gxh5+ Kxh5 47. Rb7 g6 *", + "Moves": "b7h7", + "MovesSAN": "Rh7#", + "Themes": "endgame mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "3R4/5p1k/p5p1/1p2B2p/1Pp4P/P1K1n3/4r3/8 w - - 11 45", + "PGN": "1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nf3 e6 5. h4 h6 6. Rg1 c5 7. g4 Bh7 8. c3 Nc6 9. Qa4 Qb6 10. Nbd2 Ne7 11. Bb5 a6 12. Bxc6+ Nxc6 13. Nb3 Be4 14. dxc5 Bxc5 15. Nxc5 Qxc5 16. Be3 Qe7 17. Nd4 Rc8 18. c4 dxc4 19. f3 Bd3 20. g5 Qb4+ 21. Qxb4 Nxb4 22. Kd2 h5 23. g6 Bxg6 24. a3 Nd3 25. Kc3 Nxe5 26. f4 Ng4 27. Bd2 O-O 28. Raf1 Bd3 29. Rf3 Rfd8 30. f5 exf5 31. Nxf5 Bxf5 32. Rxf5 g6 33. Rf3 Ne5 34. Re3 Rd3+ 35. Rxd3 Nxd3 36. Rf1 Re8 37. Rf6 Re6 38. Rf3 b5 39. b4 Ne5 40. Rf4 Ng4 41. Rd4 Re2 42. Rd8+ Kg7 43. Bf4 Ne3 44. Be5+ Kh7 *", + "Moves": "d8h8", + "MovesSAN": "Rh8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r3k2r/ppp1b1pp/6q1/4p3/2Q1N2n/2P1B2P/PP3PP1/3R1RK1 b kq - 5 18", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 4. c3 Bd7 5. d4 Nce7 6. Bd3 f6 7. O-O Ng6 8. h3 N8e7 9. Be3 f5 10. exf5 Bxf5 11. Bxf5 Nxf5 12. Qd3 Nfh4 13. Nbd2 Be7 14. Nxh4 Nxh4 15. dxe5 dxe5 16. Qc4 Qd6 17. Ne4 Qg6 18. Rad1 *", + "Moves": "g6g2", + "MovesSAN": "Qxg2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r3kb1r/2p3pp/p1p5/3pPQ2/1q6/8/PPP2PPP/R1B1R1K1 b kq - 0 14", + "PGN": "1. e4 Nc6 2. Nf3 f5 3. exf5 d5 4. Bb5 Bxf5 5. Nc3 Nf6 6. O-O e6 7. Ne5 Qd6 8. d4 Nd7 9. Re1 Ndxe5 10. dxe5 Qb4 11. Qf3 a6 12. Nxd5 exd5 13. Bxc6+ bxc6 14. Qxf5 *", + "Moves": "b4e1", + "MovesSAN": "Qxe1#", + "Themes": "hangingPiece kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r4rk1/p2nqb1p/6pP/6P1/N1pQpP2/b3B3/1PP5/2KR3R w - - 0 28", + "PGN": "1. e4 c6 2. d4 d5 3. e5 Bf5 4. g4 Be4 5. f3 Bg6 6. e6 fxe6 7. h4 Nf6 8. h5 Bf7 9. Be3 Nbd7 10. Nc3 e5 11. dxe5 Nxe5 12. Qd2 e6 13. O-O-O Bb4 14. a3 Bd6 15. h6 g6 16. Be2 b5 17. g5 Nfd7 18. Na2 Nc4 19. Bxc4 bxc4 20. Ne2 e5 21. f4 e4 22. Nd4 c5 23. Nb5 Qe7 24. Nac3 d4 25. Na4 O-O 26. Nxd4 cxd4 27. Qxd4 Bxa3 *", + "Moves": "d4g7", + "MovesSAN": "Qg7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/5pp1/4p2p/pp6/2k1PP1P/P2RK1P1/1P4r1/8 w - - 3 37", + "PGN": "1. d4 d5 2. c4 Nf6 3. Nc3 c6 4. Bg5 dxc4 5. e3 Bf5 6. Bxc4 e6 7. Nge2 Nbd7 8. O-O Nb6 9. Bd3 Bxd3 10. Qxd3 c5 11. Rad1 cxd4 12. Qxd4 Be7 13. Nb5 O-O 14. Nec3 a6 15. Nd6 Rb8 16. Nce4 Nxe4 17. Bxe7 Qxe7 18. Qxe4 Rfd8 19. Nc4 Nxc4 20. Qxc4 Rbc8 21. Qb3 Qc7 22. g3 h6 23. h4 Rd7 24. Rxd7 Qxd7 25. Rd1 Qc6 26. Qd3 Qc2 27. Rd2 Qxd3 28. Rxd3 Rc2 29. Rb3 b5 30. Kg2 Kf8 31. Kf3 Ke7 32. e4 Kd6 33. Ke3 Kc5 34. f4 a5 35. a3 Kc4 36. Rd3 Rg2 *", + "Moves": "d3c3", + "MovesSAN": "Rc3#", + "Themes": "endgame mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "2k2r2/2pr2pp/q7/4N3/6Q1/1R3P2/1P4PP/2n4K w - - 0 41", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 d6 5. Nxc6 bxc6 6. Bc4 Nf6 7. Qf3 Be6 8. Bxe6 fxe6 9. e5 Nd5 10. c4 Nb4 11. Na3 d5 12. O-O Qe7 13. Be3 Nd3 14. Bxa7 Nxe5 15. Qh5+ Ng6 16. Bd4 Qb4 17. Rfc1 O-O-O 18. cxd5 Qxd4 19. dxe6 Be7 20. Qa5 Qb6 21. Qa8+ Qb8 22. Qxc6 Ne5 23. Qa6+ Qb7 24. Qe2 Nd3 25. Rc2 Rhf8 26. f3 Qb6+ 27. Kf1 Nf4 28. Qe4 Qa6+ 29. Kg1 Nxe6 30. Nc4 Qa7+ 31. Kh1 Qa6 32. Rac1 Bg5 33. Re1 Nc5 34. Qg4+ Kb8 35. Qxg5 Nd3 36. Rec1 Nb4 37. Rc3 Nxa2 38. Rb3+ Kc8 39. Qg4+ Rd7 40. Ne5 Nxc1 *", + "Moves": "g4d7", + "MovesSAN": "Qxd7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "5r2/pB4kp/2pb2p1/3b4/P5Q1/3P3P/6R1/5R1K b - - 0 36", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Be7 5. Nc3 O-O 6. a3 d6 7. h3 Nd4 8. O-O Ne6 9. Be3 g6 10. Ng5 Nh5 11. Nxe6 fxe6 12. Bh6 Nf4 13. Bxf8 Qxf8 14. Ne2 d5 15. exd5 exd5 16. Bb3 c6 17. Nxf4 Qxf4 18. Qe2 Bf5 19. Rae1 Bd6 20. Qe3 Qh4 21. Qg3 Qf6 22. f4 exf4 23. Qf3 Rf8 24. Re2 Qxb2 25. a4 Qd4+ 26. Kh1 Qf6 27. Rfe1 Bd7 28. c4 dxc4 29. Bxc4+ Kg7 30. Be6 Be8 31. Bc8 Bf7 32. Bxb7 Bd5 33. Qg4 f3 34. Rf2 fxg2+ 35. Rxg2 Qf1+ 36. Rxf1 *", + "Moves": "f8f1", + "MovesSAN": "Rxf1#", + "Themes": "mate mateIn1 middlegame oneMove pin" + }, + { + "FEN": "r5k1/ppr2p1p/4q2B/3p1b2/1P1Qn3/N7/PP2BPPP/4K2R w K - 0 18", + "PGN": "1. e4 d5 2. e5 Nc6 3. d4 Bf5 4. Nf3 e6 5. Nh4 Bb4+ 6. c3 Qxh4 7. cxb4 Nxd4 8. Na3 Qe4+ 9. Be3 Qxe5 10. Qxd4 Qd6 11. Rc1 Nf6 12. Bf4 e5 13. Bxe5 Qe6 14. Rxc7 O-O 15. Be2 Ne4 16. Bxg7 Rfc8 17. Bh6 Rxc7 *", + "Moves": "d4g7", + "MovesSAN": "Qg7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "6k1/3QR2p/p1r2bp1/8/2q5/6P1/PP4PP/5R1K b - - 0 27", + "PGN": "1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Bf4 Bg7 5. e3 O-O 6. Be2 c6 7. cxd5 cxd5 8. Nf3 Bg4 9. O-O Nc6 10. Nb5 a6 11. Nc3 Nh5 12. Bg3 Nxg3 13. fxg3 Rc8 14. Qb3 e5 15. dxe5 d4 16. Rad1 Bxf3 17. Bxf3 Bxe5 18. Ne2 Qd7 19. Bxc6 Rxc6 20. exd4 Bg7 21. Rf3 Re8 22. Rdf1 Rxe2 23. Rxf7 Qxd4+ 24. Kh1 Qc4 25. Qxb7 Bf6 26. Qd7 Re7 27. Rxe7 *", + "Moves": "c4f1", + "MovesSAN": "Qxf1#", + "Themes": "endgame hangingPiece mate mateIn1 oneMove" + }, + { + "FEN": "1r4k1/5ppp/4p3/2Pp4/2N5/3bP1P1/P2Q1P1P/2KR2R1 b - - 0 23", + "PGN": "1. d4 c5 2. c3 e6 3. Nf3 Nf6 4. Bg5 d5 5. e3 Be7 6. Bb5+ Nc6 7. Ne5 O-O 8. Bxc6 bxc6 9. Nxc6 Qc7 10. Nxe7+ Qxe7 11. Bxf6 Qxf6 12. dxc5 Rb8 13. b3 Ba6 14. Qd4 Qg6 15. g3 Qc2 16. Qd2 Qe4 17. Rg1 Rfc8 18. b4 Bd3 19. Na3 a5 20. O-O-O axb4 21. cxb4 Rxc5+ 22. bxc5 Qc4+ 23. Nxc4 *", + "Moves": "b8b1", + "MovesSAN": "Rb1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "rn1q1k1r/pb4pp/1p3b2/2p1N2Q/3P4/2N5/PP3PPP/R4RK1 w - - 2 15", + "PGN": "1. e4 e6 2. Nf3 d5 3. exd5 exd5 4. c4 c5 5. cxd5 Qxd5 6. Nc3 Qd8 7. Bc4 b6 8. O-O Bb7 9. d4 Nf6 10. Bg5 Be7 11. Bxf7+ Kxf7 12. Ne5+ Ke8 13. Bxf6 Bxf6 14. Qh5+ Kf8 *", + "Moves": "h5f7", + "MovesSAN": "Qf7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r2qnn2/6kp/2p1p3/1p1pP2b/1Q1P2p1/2NB3P/PP4P1/5RK1 w - - 0 26", + "PGN": "1. d4 d5 2. c4 Nf6 3. Nf3 c6 4. Bf4 Bf5 5. e3 e6 6. Nc3 a6 7. Bd3 Bg4 8. h3 Bh5 9. Qb3 b5 10. cxb5 axb5 11. Ne5 Bd6 12. Bh2 O-O 13. O-O Bxe5 14. Bxe5 Nfd7 15. Bg3 f5 16. f3 Nf6 17. Be5 Nbd7 18. Bd6 Rf7 19. Qb4 g5 20. e4 fxe4 21. fxe4 g4 22. e5 Ne8 23. Rxf7 Kxf7 24. Rf1+ Kg7 25. Bf8+ Nxf8 *", + "Moves": "b4f8", + "MovesSAN": "Qxf8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2b1Nn1k/1p5r/7Q/3P1p2/4pP1p/2q4P/r1B2RP1/5R1K w - - 11 36", + "PGN": "1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Bd3 O-O 6. Nge2 e5 7. d5 a5 8. O-O Na6 9. h3 Nc5 10. Bc2 Nfd7 11. Ng3 h5 12. Be3 h4 13. Nge2 f5 14. exf5 gxf5 15. f4 e4 16. Bd4 Qe7 17. Nb5 Nb6 18. b3 Rf7 19. Bxg7 Rxg7 20. Ned4 Qe8 21. Qe1 Qg6 22. Rf2 Qg3 23. Kh1 Qg6 24. Qd2 a4 25. Re1 axb3 26. Nxb3 Nxc4 27. Qc3 Nb6 28. Nxc5 dxc5 29. Qxc5 Rxa2 30. Nxc7 Qg3 31. Ref1 Nd7 32. Qd6 Qc3 33. Qe6+ Kh8 34. Ne8 Nf8 35. Qh6+ Rh7 *", + "Moves": "h6f8", + "MovesSAN": "Qxf8#", + "Themes": "hangingPiece kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2kr4/p1pq1p1p/1p4r1/8/3PQ3/P4PP1/1nP3bP/R4RK1 w - - 0 23", + "PGN": "1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 dxe4 6. Qg4 Nf6 7. Qxg7 Rg8 8. Qh6 Rg6 9. Qe3 Nc6 10. g3 e5 11. Bb2 Bf5 12. Bg2 Qd7 13. Ne2 O-O-O 14. O-O exd4 15. cxd4 Na5 16. Qc3 b6 17. Nf4 Nd5 18. Qd2 Nc4 19. Qc1 Nxf4 20. Qxf4 Nxb2 21. f3 Bh3 22. Qxe4 Bxg2 *", + "Moves": "e4a8", + "MovesSAN": "Qa8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "rnr3k1/p4ppp/4p3/8/2NPP1nq/2P2P2/4Q1P1/R1B2RK1 b - - 0 22", + "PGN": "1. c3 d5 2. d4 Nf6 3. e3 Bf5 4. Qb3 b6 5. Nd2 e6 6. Qa4+ Qd7 7. Bb5 c6 8. Be2 Bd6 9. Ngf3 O-O 10. O-O c5 11. Qd1 c4 12. b3 b5 13. a4 Rc8 14. axb5 Qxb5 15. bxc4 dxc4 16. Ng5 Bd3 17. e4 Bxe2 18. Qxe2 Bxh2+ 19. Kxh2 Qxg5 20. Nxc4 Qh4+ 21. Kg1 Ng4 22. f3 *", + "Moves": "h4h2", + "MovesSAN": "Qh2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2kr3r/2p2ppp/p2b1n2/n1N1p3/P1qP4/2P2Q1P/4NPP1/R1B1R1K1 w - - 0 24", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. Bc4 Nf6 5. h3 Qe5+ 6. Qe2 Qg5 7. Qf3 a6 8. Nge2 Nc6 9. d4 Qg6 10. Bd3 Qh5 11. Qg3 Qa5 12. O-O Bd7 13. Ne4 O-O-O 14. c3 Bf5 15. Nc5 Bxd3 16. Qxd3 e6 17. b4 Qb6 18. Qg3 Qb5 19. Re1 Bd6 20. Qf3 e5 21. a4 Qc4 22. b5 Na5 23. bxa6 bxa6 *", + "Moves": "f3a8", + "MovesSAN": "Qa8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "1b5k/1p3Qp1/p6p/5N2/P7/7P/5qP1/4R2K b - - 0 33", + "PGN": "1. e4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. Bc4 Bc5 5. h3 O-O 6. d3 d6 7. a3 h6 8. Nh2 a6 9. Ba2 Re8 10. O-O Be6 11. Nd5 Nd4 12. Be3 c6 13. c3 cxd5 14. cxd4 exd4 15. exd5 dxe3 16. dxe6 exf2+ 17. Kh1 Rxe6 18. d4 Ba7 19. Bxe6 fxe6 20. Rxf2 e5 21. Nf3 Ne4 22. Rf1 Ng3+ 23. Kh2 Nxf1+ 24. Qxf1 exd4 25. Rd1 Qb6 26. Qc4+ d5 27. Qxd5+ Kh8 28. Nxd4 Qxb2 29. a4 Re8 30. Nf5 Qf2 31. Qf7 Bb8+ 32. Kh1 Re1+ 33. Rxe1 *", + "Moves": "f2e1", + "MovesSAN": "Qxe1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r1b1k2r/ppp3p1/3p4/3K1p1p/1b3N2/2N4P/PPP2qP1/R1BQ1B1R b kq - 1 14", + "PGN": "1. e4 e5 2. Nc3 Nf6 3. f4 Bb4 4. Nge2 exf4 5. e5 Ng4 6. d4 Nc6 7. Nxf4 h5 8. h3 Qh4+ 9. Ke2 Qf2+ 10. Kd3 Ncxe5+ 11. dxe5 Nxe5+ 12. Ke4 f5+ 13. Kxe5 d6+ 14. Kd5 *", + "Moves": "f2c5", + "MovesSAN": "Qc5#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "1q4k1/rp1b1p2/1Qp3p1/P1Pp3p/3P2n1/5B2/6PP/4RR1K b - - 0 27", + "PGN": "1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 Bf5 5. Nc3 e6 6. c5 Nbd7 7. Bd2 Be7 8. Be2 O-O 9. O-O Re8 10. b4 Bf8 11. a4 e5 12. b5 e4 13. Ne1 Qc7 14. a5 g6 15. b6 Qd8 16. bxa7 Rxa7 17. Na4 h5 18. Nb6 Qc7 19. f4 exf3 20. Nxf3 Bh6 21. Qb3 Ng4 22. Nxd7 Bxd7 23. Qb6 Qb8 24. Kh1 Bxe3 25. Bxe3 Rxe3 26. Rae1 Rxf3 27. Bxf3 *", + "Moves": "b8h2", + "MovesSAN": "Qxh2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r4rk1/pp3ppp/2nbpq2/3p2N1/3P4/P1P3P1/1PQ1bP1P/R1B2RK1 w - - 0 17", + "PGN": "1. e4 d5 2. exd5 Nf6 3. Nf3 Nxd5 4. Bc4 c6 5. Nc3 Bg4 6. O-O e6 7. d4 Bb4 8. Nxd5 cxd5 9. Bb5+ Nc6 10. a3 Bd6 11. c3 O-O 12. Qa4 Qb6 13. Be2 Qc7 14. g3 Qe7 15. Qc2 Qf6 16. Ng5 Bxe2 *", + "Moves": "c2h7", + "MovesSAN": "Qxh7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2kr1bnr/ppp3p1/3p4/6N1/1P2qPb1/P5Pp/1BP1BP1P/R1Q1R1K1 b - - 2 16", + "PGN": "1. d4 e5 2. dxe5 Nc6 3. Nf3 Qe7 4. e3 Nxe5 5. Nbd2 f6 6. a3 d6 7. b4 Bg4 8. Bb2 O-O-O 9. Be2 h5 10. O-O h4 11. Qc1 h3 12. g3 Nxf3+ 13. Nxf3 f5 14. Re1 f4 15. exf4 Qe4 16. Ng5 *", + "Moves": "e4g2", + "MovesSAN": "Qg2#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "2rqkb1r/1b1nnpp1/p3P2p/1p2P3/7B/1BNp1N2/PP3PPP/R3K2R w KQk - 0 14", + "PGN": "1. e4 e6 2. d4 Ne7 3. Nf3 d5 4. e5 Nd7 5. Bg5 h6 6. Bh4 a6 7. c4 dxc4 8. Bxc4 b5 9. Bb3 Bb7 10. Nc3 Rc8 11. Qd3 c5 12. d5 c4 13. dxe6 cxd3 *", + "Moves": "e6f7", + "MovesSAN": "exf7#", + "Themes": "advancedPawn attackingF2F7 mate mateIn1 middlegame oneMove" + }, + { + "FEN": "4r1r1/kp5p/8/5Q2/p4B2/7P/Pq4P1/5R1K w - - 0 29", + "PGN": "1. e4 c6 2. Nc3 d5 3. Nf3 Bg4 4. exd5 cxd5 5. Be2 e6 6. h3 Bxf3 7. Bxf3 Nc6 8. O-O Nge7 9. d4 Nf5 10. Ne2 Qb6 11. c3 Bd6 12. Rb1 a5 13. Ng3 Nxg3 14. fxg3 Bxg3 15. Bh5 g6 16. Qf3 gxh5 17. Qxg3 a4 18. Qg7 O-O-O 19. Qxf7 Rde8 20. Qxh5 e5 21. Kh1 exd4 22. cxd4 Qxd4 23. Qf5+ Kb8 24. Bf4+ Ka8 25. Rbd1 Qxb2 26. Rxd5 Rhg8 27. Ra5+ Na7 28. Rxa7+ Kxa7 *", + "Moves": "f5a5", + "MovesSAN": "Qa5#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "rn2k1nr/pp3ppp/2p5/2b1p1Bq/2B1P1b1/2N5/PPPQ1PPP/R3K2R w KQkq - 0 11", + "PGN": "1. e4 e5 2. Nf3 Qf6 3. Nc3 c6 4. d4 exd4 5. Nxd4 Bc5 6. Nf3 d6 7. Bg5 Qg6 8. Qd2 Bg4 9. Ne5 Qh5 10. Bc4 dxe5 *", + "Moves": "d2d8", + "MovesSAN": "Qd8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2R2rk1/5ppp/q3r3/5n2/1B6/P6P/5PP1/2R3K1 w - - 0 35", + "PGN": "1. d4 d5 2. Nc3 e6 3. a3 Ne7 4. e4 Ng6 5. exd5 exd5 6. Nf3 c6 7. Be3 Be7 8. h3 Nd7 9. Bd3 Nh4 10. Nxh4 Bxh4 11. O-O O-O 12. Bf5 Nb6 13. Bxc8 Rxc8 14. b3 Qc7 15. Rb1 Nd7 16. Qg4 Bf6 17. Ne2 c5 18. Ng3 cxd4 19. Bxd4 Ne5 20. Qf5 Rce8 21. c4 dxc4 22. bxc4 Re6 23. Bxa7 Qxc4 24. Rfc1 Qa4 25. Bc5 Rfe8 26. Rxb7 Ng6 27. Bb4 Qa6 28. Rbc7 Qb6 29. Nh5 Nh4 30. Nxf6+ Rxf6 31. Qc2 Nf5 32. Qc5 Qa6 33. Rc8 Re6 34. Qf8+ Rxf8 *", + "Moves": "c8f8", + "MovesSAN": "Rxf8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r3r1k1/p4ppp/2p4q/4p3/2P1Pb2/1P1PBQ2/P4PPP/R4RK1 b - - 0 22", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. Bb5 e6 4. Bxc6 bxc6 5. O-O d5 6. d3 Bd6 7. b3 Ba6 8. Bb2 Nf6 9. c4 Nd7 10. Nc3 d4 11. Na4 O-O 12. Qe2 Qf6 13. Qd2 Bf4 14. Qa5 Bb7 15. Nxc5 Nxc5 16. Qxc5 Qh6 17. Bxd4 Rfe8 18. Qb4 Bc8 19. Qe1 e5 20. Be3 Bg4 21. Qe2 Bxf3 22. Qxf3 *", + "Moves": "h6h2", + "MovesSAN": "Qxh2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1bqk2r/5p1p/p2p4/1pp3p1/3nPQ1b/P1NP1NnP/BPP3P1/R1B3K1 w kq - 0 18", + "PGN": "1. e4 c5 2. Bc4 Nc6 3. Qh5 e6 4. f4 Nf6 5. Qf3 d6 6. Nc3 Be7 7. d3 a6 8. a3 b5 9. Ba2 Nd4 10. Qf2 Ng4 11. Qd2 e5 12. h3 Bh4+ 13. Kf1 Nf2 14. Qe3 Nxh1 15. Nf3 Ng3+ 16. Kg1 exf4 17. Qxf4 g5 *", + "Moves": "f4f7", + "MovesSAN": "Qxf7#", + "Themes": "attackingF2F7 mate mateIn1 middlegame oneMove" + }, + { + "FEN": "6k1/2p2pb1/p2p4/4p2R/P3N1p1/6Q1/1rPR4/3KNq2 b - - 0 36", + "PGN": "1. e4 e5 2. Nc3 Nf6 3. b3 g6 4. Bb2 Bg7 5. Nf3 d6 6. Bc4 O-O 7. h4 h5 8. Qe2 Bg4 9. Qe3 a6 10. Nh2 b5 11. f3 Bxf3 12. Nxf3 bxc4 13. bxc4 Nc6 14. a3 Rb8 15. O-O-O Ng4 16. Qe2 Na5 17. Nh2 Qd7 18. Nf3 Rb7 19. Ne1 Rfb8 20. Ba1 Qc6 21. d3 Qc5 22. a4 Ne3 23. Kd2 Naxc4+ 24. dxc4 Qd4+ 25. Qd3 Nxc4+ 26. Ke2 Qc5 27. g4 hxg4 28. h5 gxh5 29. Rxh5 Nb2 30. Bxb2 Rxb2 31. Ng2 R8b4 32. Rd2 Rd4 33. Qg3 Qc4+ 34. Kd1 Qf1+ 35. Ne1 Rxe4 36. Nxe4 *", + "Moves": "b2b1", + "MovesSAN": "Rb1#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3qrk2/r1pb2p1/1pnp3p/p2Q1Pb1/P4NP1/2P1B3/1PP4P/R4RK1 w - - 2 19", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nd3 Nxe4 5. Nc3 Nxc3 6. dxc3 Be7 7. Be2 O-O 8. O-O Nc6 9. a4 a5 10. f4 h6 11. Bf3 Bf5 12. g4 Bd7 13. f5 Bg5 14. Nf4 Ra7 15. Be3 b6 16. Bd5 Re8 17. Bxf7+ Kxf7 18. Qd5+ Kf8 *", + "Moves": "f4g6", + "MovesSAN": "Ng6#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2k3rr/ppp2Q2/3p4/2bBp3/3nP3/3P3P/PPP1bP2/R3R2K b - - 0 17", + "PGN": "1. e4 e5 2. Nc3 Bc5 3. Bc4 d6 4. d3 Nc6 5. Nge2 Bg4 6. O-O Nf6 7. Bg5 Nd4 8. Kh1 h6 9. Qd2 hxg5 10. Qxg5 Qe7 11. Nd5 Nxd5 12. Qxg7 Qh4 13. h3 Bxe2 14. Rfe1 O-O-O 15. Bxd5 Rdg8 16. Qxf7 Qxh3+ 17. gxh3 *", + "Moves": "h8h3", + "MovesSAN": "Rxh3#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "rn1q1rk1/ppp2pb1/3p3p/4p1pn/2PP4/2NQPbB1/PPB2PPP/R3K2R w KQ - 0 12", + "PGN": "1. d4 Nf6 2. Nf3 d6 3. c4 g6 4. Nc3 Bg7 5. Bg5 O-O 6. e3 h6 7. Bf4 g5 8. Bg3 Nh5 9. Bd3 Bg4 10. Bc2 e5 11. Qd3 Bxf3 *", + "Moves": "d3h7", + "MovesSAN": "Qh7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "1k6/p1r3p1/Pp2n2p/5Q2/2P1PB2/1P1P4/4q1PP/5R1K b - - 4 37", + "PGN": "1. e4 e5 2. f4 d6 3. Bc4 h6 4. Nf3 c6 5. O-O Nf6 6. Nc3 Qb6+ 7. Kh1 Nbd7 8. d3 Ng4 9. Qe2 Be7 10. fxe5 Ndxe5 11. Nxe5 dxe5 12. Bxf7+ Kd8 13. Bh5 Nf6 14. Bf3 Rf8 15. Rb1 Nh7 16. Be3 c5 17. Nd5 Qe6 18. Nxe7 Qxe7 19. Bh5 Be6 20. Rxf8+ Nxf8 21. b3 Bf7 22. Bxf7 Qxf7 23. Bxc5 Ne6 24. Be3 Kc7 25. Rf1 Qg6 26. Qd2 b6 27. Qc3+ Kb7 28. Qxe5 Re8 29. Qd5+ Ka6 30. a4 Rd8 31. Qc4+ Kb7 32. a5 Rc8 33. a6+ Kb8 34. Qd5 Rc7 35. c4 Qg4 36. Qf5 Qe2 37. Bf4 *", + "Moves": "e2f1", + "MovesSAN": "Qxf1#", + "Themes": "endgame hangingPiece mate mateIn1 oneMove" + }, + { + "FEN": "r4rk1/p1p2pp1/1pnq3p/3P1b2/2P1p1n1/2N1B3/PP2BPPP/R2Q1RK1 b - - 0 14", + "PGN": "1. e4 e5 2. Nf3 d5 3. d4 dxe4 4. Nxe5 Nf6 5. Bg5 Bd6 6. Nc4 h6 7. Nxd6+ Qxd6 8. Be3 O-O 9. Bc4 Bg4 10. Be2 Bf5 11. O-O Nc6 12. c4 b6 13. Nc3 Ng4 14. d5 *", + "Moves": "d6h2", + "MovesSAN": "Qxh2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "6k1/5pp1/3R3p/p6Q/2p1p3/P3Pn1P/4KP1P/1r6 b - - 2 35", + "PGN": "1. d4 Nf6 2. Bf4 d5 3. e3 e6 4. Bd3 Bd6 5. Bxd6 cxd6 6. Nf3 Nc6 7. c3 e5 8. Bc2 Qb6 9. b4 a5 10. b5 Qxb5 11. Ba4 Qb2 12. Bxc6+ bxc6 13. Nbd2 e4 14. Ng5 Qxc3 15. O-O h6 16. Rc1 Qa3 17. Nh3 Bxh3 18. gxh3 Rc8 19. Rc2 O-O 20. Nb1 Qb4 21. Qe2 c5 22. dxc5 Rxc5 23. a3 Qa4 24. Rxc5 dxc5 25. Rc1 c4 26. Qb2 Qd7 27. Kg2 Nh7 28. Qe2 Ng5 29. Qh5 Qd6 30. Rd1 Nf3 31. Kf1 Rb8 32. Nc3 Rb2 33. Nxe4 dxe4 34. Rxd6 Rb1+ 35. Ke2 *", + "Moves": "b1e1", + "MovesSAN": "Re1#", + "Themes": "endgame hookMate mate mateIn1 oneMove" + }, + { + "FEN": "8/1R6/2R5/1p3pk1/1r4P1/1P3pK1/3r1P2/8 w - - 2 48", + "PGN": "1. e4 c5 2. Nc3 e6 3. Bc4 a6 4. d3 b5 5. Bb3 Bb7 6. Qf3 Nf6 7. Qg3 Nc6 8. Nf3 Nd4 9. Nxd4 cxd4 10. Ne2 Qb6 11. O-O Rc8 12. a4 d5 13. exd5 Bxd5 14. axb5 axb5 15. Bg5 Bxb3 16. Bxf6 gxf6 17. cxb3 Bd6 18. Qh4 Ke7 19. Nxd4 Be5 20. Nf3 Bxb2 21. Ra2 Bc3 22. d4 Rhd8 23. h3 Bxd4 24. Qxh7 Bc5 25. Qe4 Rd7 26. h4 f5 27. Qf4 Bd4 28. h5 Bf6 29. Re2 Rd5 30. Nh4 Bxh4 31. Qxh4+ f6 32. Rfe1 Rd6 33. h6 Rh8 34. Qb4 Kf7 35. Qf4 Qd4 36. Qxd4 Rxd4 37. Rxe6 Rxh6 38. Re7+ Kg6 39. Rb7 Rb4 40. Re3 Rhh4 41. g3 Rhe4 42. Rc3 Red4 43. Kg2 Rd2 44. Rcc7 f4 45. g4 f3+ 46. Kg3 f5 47. Rc6+ Kg5 *", + "Moves": "b7g7", + "MovesSAN": "Rg7#", + "Themes": "endgame master mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "3rk2r/1pp1nppp/8/1P2N3/4n1b1/R1P5/5PPP/1N2KB1R b Kk - 0 14", + "PGN": "1. e4 e5 2. c3 Nc6 3. b4 a6 4. a4 d5 5. Qc2 d4 6. Nf3 Bg4 7. Qd3 Nf6 8. Ba3 dxc3 9. Qxd8+ Rxd8 10. dxc3 Nxe4 11. b5 Bxa3 12. Rxa3 axb5 13. axb5 Ne7 14. Nxe5 *", + "Moves": "d8d1", + "MovesSAN": "Rd1#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r3k1nr/ppp2ppp/2n3N1/2b5/2B1P1Pq/2NP3P/PPP5/R1BQ1K1R b kq - 0 12", + "PGN": "1. e4 e5 2. f4 Bc5 3. Nf3 d6 4. fxe5 dxe5 5. Bc4 Nc6 6. Nc3 Bg4 7. h3 Bh5 8. g4 Bg6 9. d3 Nd4 10. Nxe5 Qh4+ 11. Kf1 Nc6 12. Nxg6 *", + "Moves": "h4f2", + "MovesSAN": "Qf2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "7r/pp3pk1/6p1/6P1/3P3r/8/PP3P2/3R1RK1 b - - 2 26", + "PGN": "1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Nf3 Bg7 5. Bc4 Nxe4 6. Nxe4 d5 7. Bb5+ c6 8. Neg5 cxb5 9. O-O Bg4 10. h3 Bxf3 11. Qxf3 O-O 12. c3 h6 13. h4 hxg5 14. hxg5 e5 15. dxe5 Bxe5 16. g3 Kg7 17. Kg2 Rh8 18. Bf4 Nd7 19. Qxd5 Bxf4 20. gxf4 Qc7 21. Qxb5 Qxf4 22. Qxd7 Rh2+ 23. Kg1 Rah8 24. Qd4+ Qxd4 25. cxd4 R2h4 26. Rad1 *", + "Moves": "h4g4", + "MovesSAN": "Rg4#", + "Themes": "endgame mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "3r2k1/1p4pp/p7/4p1N1/7P/5P2/q3B1K1/3R4 w - - 0 39", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 Nf6 6. N1c3 a6 7. Nd6+ Bxd6 8. Qxd6 Qa5 9. Bd2 Qb4 10. Qc7 Qxb2 11. Rb1 Qxc2 12. Rc1 Qb2 13. Nd5 Nxe4 14. Rd1 Qxa2 15. Nb6 Nxd2 16. Nxa8 Nf3+ 17. gxf3 O-O 18. Nb6 Qa5+ 19. Rd2 d5 20. Nxd5 Qa1+ 21. Ke2 Nd4+ 22. Rxd4 Qxd4 23. Ne7+ Kh8 24. Nxc8 Qb2+ 25. Kd1 Qxf2 26. Be2 Qd4+ 27. Ke1 Qb4+ 28. Kf1 Qb1+ 29. Kg2 Qg6+ 30. Kf2 Qh5 31. h4 Qf5 32. Nd6 Qf4 33. Qe7 Qd4+ 34. Kg2 Ra8 35. Nxf7+ Kg8 36. Ng5 Qd5 37. Rd1 Qa2 38. Qd8+ Rxd8 *", + "Moves": "d1d8", + "MovesSAN": "Rxd8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "2k1r2b/pp3p2/n2B2p1/2pP1b2/2P5/P1N2N2/1P1nBPP1/2KR4 b - - 0 18", + "PGN": "1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. h4 d6 5. e4 c5 6. d5 e6 7. Be2 exd5 8. exd5 Bd7 9. h5 Qe7 10. hxg6 hxg6 11. Rxh8+ Bxh8 12. Bg5 Na6 13. Nf3 O-O-O 14. Qd2 Re8 15. O-O-O Bf5 16. a3 Ne4 17. Bxe7 Nxd2 18. Bxd6 *", + "Moves": "d2b3", + "MovesSAN": "Nb3#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "5r1k/bpp3pn/p1np1q1p/8/3P2P1/3Q1r1P/PPB2P2/R1B1R1K1 w - - 0 20", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nc3 Nc6 4. Bc4 Bb4 5. d3 h6 6. O-O O-O 7. Ne2 d6 8. c3 Bc5 9. h3 a6 10. Ng3 Nh7 11. Bb3 Kh8 12. d4 exd4 13. cxd4 Ba7 14. Re1 f5 15. exf5 Bxf5 16. Nxf5 Rxf5 17. Qd3 Qf6 18. Bc2 Rf8 19. g4 Rxf3 *", + "Moves": "d3h7", + "MovesSAN": "Qxh7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "6n1/6pk/5p1p/3p1N2/pp5P/2qP2Q1/P1P2PPK/8 w - - 0 35", + "PGN": "1. e4 c5 2. Bc4 e6 3. Nc3 Nc6 4. Nf3 Nf6 5. d3 d5 6. exd5 exd5 7. Bb3 Be7 8. O-O O-O 9. Re1 Re8 10. Ba4 Bd7 11. Bxc6 Bxc6 12. Ne5 Qc7 13. Nxc6 Qxc6 14. Bg5 h6 15. Bh4 a5 16. Qd2 b5 17. Ne2 Nh7 18. Bxe7 Rxe7 19. Ng3 Rae8 20. Rxe7 Rxe7 21. Re1 Rxe1+ 22. Qxe1 b4 23. Nf5 Qd7 24. Ne7+ Kh8 25. Qe5 Nf6 26. Qb8+ Kh7 27. Qe5 a4 28. h3 c4 29. Nf5 Qe6 30. Qf4 Qe1+ 31. Kh2 c3 32. bxc3 Qxc3 33. Qg3 Ng8 34. h4 f6 *", + "Moves": "g3g7", + "MovesSAN": "Qxg7#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "3rr1k1/ppp2ppp/8/2b5/4N3/2P2P2/PPq3QP/R1B2K1R b - - 6 21", + "PGN": "1. f4 e5 2. fxe5 d6 3. exd6 Bxd6 4. Nf3 Nc6 5. e4 Bg4 6. Bb5 Ne7 7. d4 O-O 8. c3 Ng6 9. e5 Ncxe5 10. dxe5 Nxe5 11. Be2 Nxf3+ 12. Bxf3 Re8+ 13. Kf1 Qf6 14. Nd2 Rad8 15. Qa4 Bf4 16. Ne4 Qf5 17. Nf2 Bxf3 18. gxf3 Bd6 19. Qg4 Qc2 20. Ne4 Bc5 21. Qg2 *", + "Moves": "d8d1", + "MovesSAN": "Rd1#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "5r2/3b2kp/3Qp1p1/3p4/1Br5/8/2q2PPP/4R1K1 w - - 8 34", + "PGN": "1. e4 c6 2. Nf3 d5 3. e5 c5 4. d4 cxd4 5. Nxd4 Nc6 6. c3 e6 7. Bf4 Nge7 8. Bb5 Bd7 9. O-O a6 10. Ba4 b5 11. Bc2 Rc8 12. a4 Nxd4 13. cxd4 Nc6 14. axb5 axb5 15. Nc3 b4 16. Ne2 Be7 17. Qd3 Qb6 18. Ra6 Qb7 19. Rfa1 f5 20. exf6 Bxf6 21. Bd6 Kf7 22. Qh3 Nxd4 23. Nxd4 Bxd4 24. Qh5+ g6 25. Qf3+ Kg7 26. Qd3 Bxb2 27. Ra7 Qc6 28. Bxb4 Bxa1 29. Rxa1 Qxc2 30. Qd4+ Kg8 31. Re1 Rc4 32. Qb6 Kg7 33. Qd6 Rf8 *", + "Moves": "d6f8", + "MovesSAN": "Qxf8#", + "Themes": "dovetailMate mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r4rk1/pp3ppp/3b4/8/8/1B1P1PpN/PPP2q1P/R1BQ3K b - - 0 18", + "PGN": "1. e4 e5 2. f4 exf4 3. Nf3 d5 4. exd5 Bg4 5. Bc4 Nf6 6. Nc3 Bd6 7. O-O O-O 8. d3 c5 9. dxc6 Nxc6 10. Ne2 Qb6+ 11. Kh1 Ne5 12. Bb3 Nxf3 13. gxf3 Bh3 14. Rg1 Nh5 15. Rg5 Qf2 16. Ng1 Ng3+ 17. Rxg3 fxg3 18. Nxh3 *", + "Moves": "g3g2", + "MovesSAN": "g2#", + "Themes": "advancedPawn mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r4rk1/1bp2pp1/p6p/1p1qP1B1/3p2N1/1PPP3P/1P4P1/R2Q1RK1 b - - 0 19", + "PGN": "1. e4 e5 2. Bb5 a6 3. Ba4 Nf6 4. d3 Be7 5. Nf3 b5 6. Bb3 d6 7. h3 O-O 8. Nc3 h6 9. Nd5 Bb7 10. Nxf6+ Bxf6 11. Nh2 Nd7 12. Ng4 Bg5 13. O-O Nc5 14. f4 exf4 15. Bxf4 Nxb3 16. axb3 d5 17. e5 d4 18. c3 Qd5 19. Bxg5 *", + "Moves": "d5g2", + "MovesSAN": "Qxg2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r2qkb1r/1pp1pppp/1nn5/1p2N3/3PP1b1/1QN5/PP3PPP/R1B1K2R w KQkq - 0 10", + "PGN": "1. d4 d5 2. c4 Nf6 3. Nf3 Bf5 4. cxd5 Nxd5 5. Qb3 Nb6 6. Nc3 Nc6 7. e4 Bg4 8. Bb5 a6 9. Ne5 axb5 *", + "Moves": "b3f7", + "MovesSAN": "Qxf7#", + "Themes": "attackingF2F7 mate mateIn1 oneMove opening" + }, + { + "FEN": "r4rk1/1Qp2pp1/p2p2n1/7p/B1b4N/2N3Rn/PP4PP/6RK b - - 0 25", + "PGN": "1. d4 e5 2. dxe5 Nc6 3. f4 Bc5 4. Nf3 Nge7 5. e3 O-O 6. Bd3 Ng6 7. O-O Nxf4 8. Bb5 Ng6 9. Qd5 Bb6 10. c4 a6 11. Ba4 Qe7 12. Nc3 Ncxe5 13. Nd4 d6 14. Bd2 Be6 15. Qxb7 Bxc4 16. Rf2 Ng4 17. Rf3 Qe5 18. Rg3 h5 19. Nf3 Bxe3+ 20. Kh1 Nf2+ 21. Kg1 Qc5 22. Bxe3 Qxe3 23. Nh4 Nh3+ 24. Kh1 Qg1+ 25. Rxg1 *", + "Moves": "h3f2", + "MovesSAN": "Nf2#", + "Themes": "mate mateIn1 middlegame oneMove smotheredMate" + }, + { + "FEN": "1r1kr3/7Q/p4bp1/1pp2p2/1P6/3P4/P5PP/4R2K b - - 0 32", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 b5 5. Bb3 d6 6. d3 Bb7 7. Ng5 Nh6 8. Qf3 f6 9. Ne6 Qe7 10. Nc3 Nd4 11. Nxd4 exd4 12. Nd5 Bxd5 13. Bxd5 Rb8 14. Bc6+ Kd8 15. O-O Nf7 16. b3 Ne5 17. Qg3 Nxc6 18. Bb2 g6 19. f4 Bg7 20. Rae1 Nb4 21. Bxd4 Nxc2 22. Rc1 Nxd4 23. Qe3 c5 24. b4 f5 25. e5 dxe5 26. fxe5 Qxe5 27. Qg5+ Bf6 28. Qh6 Ne2+ 29. Kh1 Nxc1 30. Rxc1 Re8 31. Qxh7 Qe1+ 32. Rxe1 *", + "Moves": "e8e1", + "MovesSAN": "Rxe1#", + "Themes": "backRankMate endgame mate mateIn1 oneMove" + }, + { + "FEN": "r2q1b1r/ppp1kBp1/7p/4PQ2/3pN3/4n3/PP4PP/1N3RK1 w - - 0 18", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Ng5 Nf6 5. Bc4 d5 6. Bxd5 Nb4 7. Bxf7+ Ke7 8. O-O h6 9. e5 Nfd5 10. Qh5 Nxc2 11. Ne4 Kd7 12. Qf5+ Ke7 13. Qg6 Nxa1 14. f4 Nc2 15. f5 Bxf5 16. Qxf5 Nce3 17. Bxe3 Nxe3 *", + "Moves": "f5e6", + "MovesSAN": "Qe6#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "5q1k/6pp/7P/3pP1P1/6B1/3P4/5RK1/r7 w - - 0 45", + "PGN": "1. e4 c5 2. c4 d6 3. f4 Nf6 4. d3 e6 5. Nc3 Be7 6. Nf3 O-O 7. Be2 a6 8. O-O Nc6 9. Bd2 b6 10. h3 Bb7 11. Qe1 Re8 12. g4 Qc7 13. Qg3 Nd4 14. Nxd4 cxd4 15. Nd1 b5 16. b3 bxc4 17. bxc4 d5 18. cxd5 exd5 19. e5 Nd7 20. Nf2 Nf8 21. f5 Qd8 22. g5 Kh8 23. h4 Bc8 24. Ng4 a5 25. Bf4 Bxf5 26. Bd2 Be6 27. Rf2 Nd7 28. Raf1 Rf8 29. Qf4 Bb4 30. Bxb4 axb4 31. Qxd4 Rxa2 32. Bf3 Rxf2 33. Rxf2 Qc7 34. Qxb4 Rb8 35. Qd4 Nf8 36. h5 Qd7 37. Kg2 Rb1 38. Qc5 Kg8 39. Qd4 Qc8 40. Qf4 Ra1 41. h6 Bxg4 42. Bxg4 Qa8 43. Qxf7+ Kh8 44. Qxf8+ Qxf8 *", + "Moves": "f2f8", + "MovesSAN": "Rxf8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "5rk1/1p3pb1/p1bPp1pp/4N3/6Q1/6B1/q5PP/1R3R1K b - - 1 24", + "PGN": "1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 a6 5. Bc4 e6 6. f4 Nc6 7. Nf3 Qc7 8. O-O h6 9. f5 Na5 10. fxe6 dxe6 11. Bb3 Nxb3 12. Qxb3 Nf6 13. e5 Ng4 14. Qa4+ Bd7 15. Qxg4 Bc6 16. Bf4 Qb6+ 17. Kh1 Qxb2 18. Rac1 Rd8 19. Bg3 g6 20. Ne4 Bg7 21. Nd6+ Rxd6 22. exd6 O-O 23. Rb1 Qxa2 24. Ne5 *", + "Moves": "a2g2", + "MovesSAN": "Qxg2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "rn4rk/pp2p1bp/6pN/q7/3pP3/2P1B3/P4PPP/2R2RK1 w - - 0 19", + "PGN": "1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Bc4 c5 8. Be3 Qa5 9. Rc1 O-O 10. Nf3 Bg4 11. O-O Rd8 12. Bxf7+ Kxf7 13. Ng5+ Kg8 14. Qxg4 cxd4 15. Qe6+ Kh8 16. Nf7+ Kg8 17. Nh6+ Kh8 18. Qg8+ Rxg8 *", + "Moves": "h6f7", + "MovesSAN": "Nf7#", + "Themes": "mate mateIn1 middlegame oneMove smotheredMate" + }, + { + "FEN": "r1B3rk/ppp3qp/3p1p2/7Q/3P4/8/PPP2PPP/R1B2RK1 b - - 0 18", + "PGN": "1. d4 Nc6 2. e3 f6 3. Nf3 e5 4. Be2 exd4 5. Nxd4 Bc5 6. O-O Nge7 7. Nc3 O-O 8. Ne4 f5 9. Nxc5 Nxd4 10. exd4 d6 11. Nd3 Nd5 12. Nf4 Nf6 13. Nh5 Qe7 14. Nxf6+ gxf6 15. Bd3 Qg7 16. Qh5 Kh8 17. Bxf5 Rg8 18. Bxc8 *", + "Moves": "g7g2", + "MovesSAN": "Qxg2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r4rk1/pp3pp1/2pp1B1p/8/2BPqn2/7P/PP3PP1/R2Q1RK1 b - - 0 17", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 d6 4. Nc3 Bg4 5. h3 Bxf3 6. Qxf3 Nf6 7. d3 Nd4 8. Qd1 Be7 9. Nd5 c6 10. Nxe7 Qxe7 11. Bg5 h6 12. Bh4 O-O 13. c3 Ne6 14. d4 exd4 15. cxd4 Nf4 16. O-O Qxe4 17. Bxf6 *", + "Moves": "e4g2", + "MovesSAN": "Qxg2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2kr3r/1ppq1pp1/1b3nPp/pP2p3/P7/4P1Q1/1B2NPP1/RN2K2R b KQ - 0 18", + "PGN": "1. e3 e5 2. Qf3 Nc6 3. b3 Nf6 4. Be2 Bc5 5. a3 d6 6. b4 Bb6 7. h3 Be6 8. Bb2 h6 9. c4 a5 10. b5 Ne7 11. a4 Ng6 12. Qg3 Qd7 13. d3 O-O-O 14. h4 d5 15. h5 dxc4 16. dxc4 Bxc4 17. hxg6 Bxe2 18. Nxe2 *", + "Moves": "d7d1", + "MovesSAN": "Qd1#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1bq4/ppppnB1k/2n4p/6PQ/4Pb2/2P5/P4P1P/RN3RK1 w - - 1 15", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Bb4+ 5. c3 dxc3 6. O-O Nge7 7. bxc3 Bc5 8. Ng5 O-O 9. Qh5 h6 10. Nxf7 Rxf7 11. Bxf7+ Kh7 12. Bxh6 gxh6 13. g4 Bd6 14. g5 Bf4 *", + "Moves": "h5h6", + "MovesSAN": "Qxh6#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2k5/5R1K/6r1/R7/4p3/1P4r1/7p/8 w - - 0 56", + "PGN": "1. e4 c6 2. Nc3 d5 3. d4 dxe4 4. Nxe4 Nd7 5. Qe2 e6 6. Nf3 Ngf6 7. g3 Nxe4 8. Qxe4 Nf6 9. Qe2 c5 10. dxc5 Bxc5 11. Be3 Bxe3 12. Qxe3 O-O 13. Bg2 Qc7 14. O-O Nd5 15. Qe2 b6 16. c4 Ne7 17. Rad1 Bb7 18. b3 Rad8 19. Qe5 Qxe5 20. Nxe5 Bxg2 21. Kxg2 f6 22. Nd7 Rfe8 23. Rd2 Nc6 24. Rfd1 Kf7 25. Rd6 Ke7 26. Rxc6 Rxd7 27. Re1 e5 28. c5 bxc5 29. Rxc5 Rd2 30. Ra5 Rc8 31. Rxa7+ Kf8 32. a4 Rcc2 33. Rf1 Rb2 34. Rb7 e4 35. a5 Ra2 36. Rc1 Rxf2+ 37. Kh3 Rxh2+ 38. Kg4 h5+ 39. Kf5 Rxa5+ 40. Kg6 Ra8 41. Rcc7 Rg2 42. Rf7+ Ke8 43. Kxg7 Rxg3+ 44. Kh6 f5 45. Rfe7+ Kf8 46. Rf7+ Ke8 47. Rf6 h4 48. Rxf5 h3 49. Re5+ Kf8 50. Rf5+ Ke8 51. Rh5 Ra6+ 52. Kh7 Rag6 53. Rc5 Kd8 54. Ra5 Kc8 55. Rf7 h2 *", + "Moves": "a5a8", + "MovesSAN": "Ra8#", + "Themes": "endgame master mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "4r1k1/2Q2ppp/8/8/8/3NR1P1/q1pr1PKP/8 w - - 1 31", + "PGN": "1. c3 d5 2. Qb3 e5 3. g3 Nf6 4. Bg2 b6 5. c4 Bb7 6. c5 Bxc5 7. Nf3 Nc6 8. O-O O-O 9. Nc3 e4 10. Ne1 Nd4 11. Qa4 a5 12. e3 Ba6 13. exd4 Bxf1 14. dxc5 Bxg2 15. Kxg2 bxc5 16. d4 c4 17. Bf4 Rc8 18. Qxa5 Nh5 19. Nxd5 Nxf4+ 20. Nxf4 Qxd4 21. Nc2 Qxb2 22. Qa4 c3 23. Qxe4 Rfe8 24. Qd3 Rcd8 25. Qf5 Rd2 26. Re1 Rf8 27. Nd3 Qxc2 28. Re3 Qxa2 29. Qd7 c2 30. Qxc7 Re8 *", + "Moves": "e3e8", + "MovesSAN": "Rxe8#", + "Themes": "endgame hangingPiece mate mateIn1 oneMove" + }, + { + "FEN": "r1b1r1k1/pp3pbp/6p1/4P3/2N3n1/1P1B1n2/PBP3PP/2RQ2RK b - - 0 18", + "PGN": "1. d4 Nf6 2. e3 g6 3. Bd3 Bg7 4. f4 O-O 5. Nf3 d6 6. O-O c5 7. b3 Nc6 8. Bb2 cxd4 9. exd4 Qc7 10. Nbd2 Re8 11. Rc1 e5 12. fxe5 dxe5 13. dxe5 Ng4 14. Re1 Qb6+ 15. Nd4 Nxd4 16. Nc4 Nf3+ 17. Kh1 Qg1+ 18. Rxg1 *", + "Moves": "g4f2", + "MovesSAN": "Nf2#", + "Themes": "mate mateIn1 middlegame oneMove smotheredMate" + }, + { + "FEN": "8/ppp5/1k1q4/8/Q1P5/4p2P/6P1/7K w - - 0 46", + "PGN": "1. e4 d6 2. Nf3 Bg4 3. h3 Bh5 4. Be2 Nf6 5. Nc3 Bg6 6. d3 e6 7. e5 dxe5 8. Nxe5 Bd6 9. Nxg6 fxg6 10. Bg5 O-O 11. Ne4 Qd7 12. Nxf6+ gxf6 13. Bh6 Rf7 14. Qd2 Qc6 15. Bg4 f5 16. Bf3 Qb6 17. O-O Bc5 18. d4 Bxd4 19. c3 Bf6 20. Rad1 Nc6 21. Qe2 e5 22. Bxc6 Qxc6 23. Rd2 Rd7 24. Rfd1 Rad8 25. a3 Kf7 26. Rxd7+ Rxd7 27. Rxd7+ Qxd7 28. Qc4+ Ke7 29. Qg8 Qd1+ 30. Kh2 Qe2 31. Qxh7+ Ke6 32. Qg8+ Kd6 33. Qf8+ Be7 34. Qf7 Qxf2 35. Qxg6+ Kd7 36. Qh7 Qxb2 37. Bf8 Qxa3 38. Qxf5+ Kc6 39. Qe6+ Bd6 40. Bxd6 Qxd6 41. Qc4+ Kb6 42. Qb3+ Kc6 43. Qa4+ Kb6 44. c4 e4+ 45. Kh1 e3 *", + "Moves": "a4b5", + "MovesSAN": "Qb5#", + "Themes": "endgame mate mateIn1 oneMove queenEndgame" + }, + { + "FEN": "2r3kr/2pq1p1p/p5pQ/1b1pPp2/2pP2N1/2P4P/PP3PP1/1R3RK1 w - - 2 24", + "PGN": "1. e4 Nc6 2. d4 e6 3. Nf3 g6 4. c3 Nge7 5. Bd3 Bg7 6. Be3 d5 7. e5 O-O 8. Qd2 Re8 9. Na3 a6 10. O-O Bd7 11. Nc2 b5 12. Bg5 Rb8 13. h3 Na5 14. Be2 Nc4 15. Bxc4 bxc4 16. Rab1 Bb5 17. Ne3 Qd7 18. Ng4 Nf5 19. Bf6 Rbc8 20. Bxg7 Kxg7 21. Nh4 Rh8 22. Nxf5+ exf5 23. Qh6+ Kg8 *", + "Moves": "g4f6", + "MovesSAN": "Nf6#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2k4r/Rppr2p1/5np1/3Pnp2/8/1Pb1B2P/2K2PP1/6NR w - - 0 19", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. d4 Nc6 4. Be3 Bf5 5. c4 Qe6 6. Bd3 Bxd3 7. Qxd3 Qg6 8. Qxg6 hxg6 9. a3 O-O-O 10. d5 Ne5 11. b3 f5 12. Nc3 Nf6 13. O-O-O e6 14. h3 exd5 15. cxd5 Bxa3+ 16. Kc2 Rd7 17. Ra1 Bb4 18. Rxa7 Bxc3 *", + "Moves": "a7a8", + "MovesSAN": "Ra8#", + "Themes": "backRankMate mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1bq1r1k/p1p4n/2pp3Q/6b1/4B3/2N4P/PPP2PP1/R4RK1 w - - 1 16", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 d6 5. Nc3 Nf6 6. Bc4 Be7 7. O-O O-O 8. h3 h6 9. Nxc6 bxc6 10. Bf4 Kh8 11. Qd2 Nh7 12. Bd3 f5 13. Bxh6 fxe4 14. Bxe4 gxh6 15. Qxh6 Bg5 *", + "Moves": "h6h7", + "MovesSAN": "Qxh7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "N2kr3/pQ1n1ppp/8/4q3/8/3Rb3/PPP3BP/4K2n w - - 0 18", + "PGN": "1. e4 e5 2. Nc3 Nf6 3. f4 d5 4. fxe5 Nxe4 5. d3 Qh4+ 6. g3 Nxg3 7. Nf3 Qh5 8. Nxd5 Nxh1 9. Nxc7+ Kd8 10. Nxa8 Bg4 11. Bg2 Bxf3 12. Qxf3 Qxe5+ 13. Be3 Bc5 14. d4 Bxd4 15. Rd1 Re8 16. Rd3 Nd7 17. Qxb7 Bxe3 *", + "Moves": "d3d7", + "MovesSAN": "Rxd7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r3k1nr/ppp2ppp/3p4/8/1b1nPP1q/2N3PP/PPPB4/R2QKB1R b KQkq - 0 12", + "PGN": "1. e4 e5 2. Nc3 Bb4 3. d4 exd4 4. Qxd4 Bf8 5. f4 Nc6 6. Qe3 Bb4 7. Nf3 d6 8. Bd2 Bg4 9. h3 Bxf3 10. Qxf3 Nd4 11. Qd1 Qh4+ 12. g3 *", + "Moves": "h4g3", + "MovesSAN": "Qxg3#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "rnbq3k/ppp3R1/1b5B/4N3/3P4/8/PPP3PP/RN1n2K1 w - - 1 14", + "PGN": "1. e4 e5 2. f4 exf4 3. Nf3 Bc5 4. Bc4 Ne7 5. d4 Bb6 6. Bxf4 O-O 7. O-O h6 8. Ne5 d5 9. exd5 Nxd5 10. Bxh6 Ne3 11. Bxf7+ Rxf7 12. Rxf7 Nxd1 13. Rxg7+ Kh8 *", + "Moves": "e5g6", + "MovesSAN": "Ng6#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "rnb1k2r/ppp2ppp/3b1n2/4q3/2BN4/2N5/PPP2PPP/R1BQ1RK1 b kq - 5 9", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. d4 Qa5+ 4. Nc3 Nf6 5. Bc4 e5 6. dxe5 Qxe5+ 7. Nge2 Bc5 8. O-O Bd6 9. Nd4 *", + "Moves": "e5h2", + "MovesSAN": "Qxh2#", + "Themes": "kingsideAttack mate mateIn1 oneMove opening" + }, + { + "FEN": "r1b1k1n1/1pp2p2/2np1q2/p1b1p3/P1B1P1P1/2PP4/1P1N1P1N/R1BQK3 b Qq - 0 15", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 h6 5. c3 Qf6 6. Nbd2 a5 7. a4 d6 8. h3 Qg6 9. Nh4 Qf6 10. Nhf3 g5 11. g4 h5 12. gxh5 Rxh5 13. Rh2 g4 14. hxg4 Rxh2 15. Nxh2 *", + "Moves": "f6f2", + "MovesSAN": "Qxf2#", + "Themes": "attackingF2F7 mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r4rk1/p1pQ1ppp/b7/3pP3/2P1n3/5N2/PP3bPP/RNB2K1R b - - 0 13", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Nf6 5. e5 d5 6. Bb5 Ne4 7. Bxc6+ bxc6 8. Qxd4 Bc5 9. Qa4 Bxf2+ 10. Kf1 O-O 11. Qxc6 Qd7 12. Qxd7 Ba6+ 13. c4 *", + "Moves": "a6c4", + "MovesSAN": "Bxc4#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r2qr3/1pp2kpp/p3bn2/2P1p3/P1P5/R4Q2/4NPPP/1N1R2K1 b - - 2 17", + "PGN": "1. e4 e5 2. Bc4 Bc5 3. c3 d6 4. a4 a6 5. Qf3 Nf6 6. d3 Nc6 7. Ne2 Na5 8. Bxf7+ Kxf7 9. b4 Nb3 10. Ra3 Nxc1 11. bxc5 Nxd3+ 12. Qxd3 d5 13. exd5 Nxd5 14. O-O Re8 15. Rd1 Be6 16. c4 Nf6 17. Qf3 *", + "Moves": "d8d1", + "MovesSAN": "Qxd1#", + "Themes": "backRankMate hangingPiece mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3R4/pb2rk1p/6p1/4p3/6BQ/4P2P/Pq4PK/8 b - - 1 29", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nxc6 bxc6 6. Nc3 Nf6 7. Bc4 Bc5 8. h3 O-O 9. O-O d5 10. exd5 cxd5 11. Nxd5 Nxd5 12. Bxd5 Rb8 13. Bb3 Qb6 14. Qh5 Ba6 15. c4 Bd4 16. Qf3 Bb7 17. Qd3 Rbd8 18. Qg3 Rfe8 19. Be3 Bxe3 20. fxe3 Qc5 21. Rad1 Rxd1 22. Rxd1 f5 23. Rd7 Re7 24. Rd8+ Kf7 25. Bc2 g6 26. Bxf5 Qxc4 27. Bg4 Qc1+ 28. Kh2 Qxb2 29. Qh4 *", + "Moves": "b2g2", + "MovesSAN": "Qxg2#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "k4r2/pp5p/4qPn1/3p2Q1/4p2P/P7/1P3P2/R5RK b - - 0 33", + "PGN": "1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Bd7 6. Bd3 f6 7. O-O cxd4 8. cxd4 fxe5 9. Nxe5 Nxe5 10. dxe5 g6 11. Nd2 Bg7 12. Nf3 Nh6 13. Bg5 Qb6 14. Qd2 Nf5 15. g4 Ne7 16. Bf6 Bxf6 17. exf6 Nc6 18. Qh6 O-O-O 19. Qd2 Kb8 20. a3 e5 21. Ng5 e4 22. Be2 Bxg4 23. Bxg4 Ne5 24. Qf4 Qd6 25. Ne6 Rde8 26. Kh1 g5 27. Qg3 Rxe6 28. Bxe6 Qxe6 29. Qxg5 Rg8 30. Qf4 Ka8 31. Rg1 Ng6 32. Qg5 Rf8 33. h4 *", + "Moves": "e6h3", + "MovesSAN": "Qh3#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "6k1/1q2bpp1/7p/4pP2/Q5P1/1N5K/1PR4P/8 b - - 0 30", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e5 7. Nb3 Be7 8. Be3 Be6 9. O-O O-O 10. f4 b5 11. f5 Bd7 12. Bf3 Bc6 13. a3 a5 14. Qd3 b4 15. axb4 axb4 16. Ne2 Nbd7 17. g4 h6 18. Ng3 Nb6 19. Rxa8 Bxa8 20. Qb5 Nbd7 21. Qxb4 d5 22. Qa4 dxe4 23. Nxe4 Nxe4 24. Bxe4 Nb6 25. Bxb6 Qxb6+ 26. Kg2 Bb7 27. Bxb7 Qxb7+ 28. Kh3 Rc8 29. Rf2 Rxc2 30. Rxc2 *", + "Moves": "b7f3", + "MovesSAN": "Qf3#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "2r2rk1/p2n1pp1/1q2p2p/3pP1N1/3P4/3Q4/PP3PPP/R1B2K2 w - - 0 20", + "PGN": "1. e4 e6 2. d4 d5 3. Nd2 c5 4. c3 Nc6 5. Bb5 Nf6 6. e5 Nd7 7. Ngf3 Qb6 8. Qe2 cxd4 9. Bxc6 bxc6 10. cxd4 c5 11. Nb3 Ba6 12. Qe3 c4 13. Nbd2 Bb4 14. O-O Bxd2 15. Qxd2 c3 16. Qxc3 Bxf1 17. Kxf1 O-O 18. Ng5 Rac8 19. Qd3 h6 *", + "Moves": "d3h7", + "MovesSAN": "Qh7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/4R3/6kp/1q6/1p1B2P1/1P6/2P3b1/4K3 w - - 0 43", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 d6 4. d5 Nd4 5. Nxd4 exd4 6. Qxd4 Nf6 7. e5 dxe5 8. Qxe5+ Be7 9. Bg5 O-O 10. Nc3 Re8 11. Qd4 Bc5+ 12. Qe3 Bxe3 13. Bxe3 c6 14. O-O-O Nxd5 15. Bc4 Qa5 16. Bxd5 cxd5 17. Rxd5 Qb4 18. Rd4 Qa5 19. Rd5 Qb4 20. Rd4 Qe7 21. Nb5 Be6 22. Nd6 Rad8 23. Nxe8 Rxd4 24. Bxd4 Qxe8 25. Rd1 Qc6 26. f3 h6 27. b3 a5 28. h3 b5 29. Rd3 b4 30. Rd2 a4 31. Kd1 Qb5 32. Re2 axb3 33. axb3 Qa5 34. Rd2 g5 35. Ke1 f5 36. Re2 Bd5 37. Re8+ Kf7 38. Re5 Kg6 39. Re2 g4 40. hxg4 fxg4 41. fxg4 Qb5 42. Re7 Bxg2 *", + "Moves": "e7g7", + "MovesSAN": "Rg7#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "6k1/p3nRpp/2q5/8/8/Q7/P1r3PP/5R1K b - - 0 26", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. Bc4 e6 4. d4 cxd4 5. Nxd4 Bc5 6. Nxc6 bxc6 7. O-O Ne7 8. Qh5 Qb6 9. Nc3 Bd4 10. Be3 Bxe3 11. fxe3 Qxe3+ 12. Kh1 O-O 13. Bd3 Ng6 14. Rf3 Qh6 15. Qc5 d5 16. Qxc6 Rb8 17. exd5 Bb7 18. Qc5 Bxd5 19. Nxd5 exd5 20. Qxd5 Rxb2 21. Raf1 Ne7 22. Qc5 Qe6 23. Bc4 Qc6 24. Qa3 Rxc2 25. Bxf7+ Rxf7 26. Rxf7 *", + "Moves": "c6g2", + "MovesSAN": "Qxg2#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "6k1/1p3ppp/8/5N2/P3P3/3R1n2/2r4P/1R5K b - - 0 41", + "PGN": "1. f3 d5 2. Kf2 e5 3. e3 Nf6 4. d4 Bd6 5. b3 O-O 6. Ba3 Bxa3 7. Nxa3 Qe7 8. Nb5 c5 9. c3 Re8 10. dxc5 Qxc5 11. b4 Qe7 12. Ne2 a6 13. Na3 Nc6 14. Ng3 d4 15. cxd4 exd4 16. e4 Qxb4 17. Nc2 Qb6 18. Bd3 Be6 19. Qd2 Rac8 20. Rhb1 Qa7 21. Rb2 Ne5 22. Ne1 Rc3 23. Ne2 Rec8 24. Kf1 R3c7 25. a4 Bc4 26. Rb4 Bxd3 27. Nxd3 Rc2 28. Qd1 Nc4 29. Kg1 Ne3 30. Qe1 a5 31. Rb5 Ne8 32. Rab1 Nd6 33. Rxa5 Qb8 34. Nxd4 Nxg2 35. Qg3 Rd2 36. Rd5 Rxd3 37. Qxd6 Qxd6 38. Rxd6 Nh4 39. Nf5 Nxf3+ 40. Kh1 Rc2 41. Rxd3 *", + "Moves": "c2h2", + "MovesSAN": "Rxh2#", + "Themes": "arabianMate endgame master mate mateIn1 oneMove" + }, + { + "FEN": "3Q4/p4pkp/4p1p1/3pP1P1/1q1P4/7N/P5PP/6K1 b - - 2 36", + "PGN": "1. d4 d5 2. c4 dxc4 3. e4 b5 4. b3 c6 5. bxc4 bxc4 6. Bxc4 e6 7. Nf3 Nf6 8. Nc3 Nbd7 9. O-O Nb6 10. Qb3 Be7 11. e5 Nfd5 12. Bxd5 cxd5 13. Nd2 O-O 14. f4 Ba6 15. Rf3 Rb8 16. Qc2 Qd7 17. Rh3 g6 18. Nf3 Rfc8 19. Ng5 Bxg5 20. fxg5 Qd8 21. Qf2 Qf8 22. Be3 Nc4 23. Ne2 Rb2 24. Qh4 Qg7 25. Nf4 Nxe3 26. Rxe3 Rcc2 27. Rg3 Rd2 28. Nh3 Bd3 29. Rc1 Rb8 30. Qf4 Rc2 31. Rxd3 Rxc1+ 32. Qxc1 Qf8 33. Rc3 Qb4 34. Rc8+ Rxc8 35. Qxc8+ Kg7 36. Qd8 *", + "Moves": "b4e1", + "MovesSAN": "Qe1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r5rk/1b1qb2p/pn2p3/1p1pPpN1/2pP1P2/4B3/PPQ1B2P/2R3RK w - - 6 21", + "PGN": "1. d4 d5 2. c4 e6 3. Nc3 c6 4. Nf3 dxc4 5. e4 b5 6. e5 Bb7 7. Be2 a6 8. O-O Ne7 9. Be3 Nd5 10. Nxd5 cxd5 11. Rc1 Be7 12. Qc2 O-O 13. Kh1 Nd7 14. Ng1 Nb6 15. f4 f5 16. g4 g6 17. gxf5 gxf5 18. Nh3 Kh8 19. Rg1 Rg8 20. Ng5 Qd7 *", + "Moves": "g5f7", + "MovesSAN": "Nf7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "4r1k1/1b3pp1/pp2p2p/8/Q1P5/5P1n/B2r2PP/RR4NK b - - 0 31", + "PGN": "1. e4 c5 2. Nf3 e6 3. c4 a6 4. Nc3 b6 5. Bd3 Bb7 6. O-O Nc6 7. Re1 Qc7 8. Bb1 Nge7 9. a3 Ng6 10. d3 Be7 11. Qb3 Na5 12. Qc2 O-O 13. Ng5 h6 14. Nf3 Rfe8 15. Ne2 Rad8 16. b4 cxb4 17. axb4 Bxb4 18. Bd2 Bxd2 19. Nxd2 d5 20. f3 dxc4 21. Nxc4 Nxc4 22. dxc4 Ne5 23. Ba2 Nd3 24. Reb1 Qc5+ 25. Kh1 Nf2+ 26. Kg1 Nxe4+ 27. Kh1 Rd2 28. Qa4 Nf2+ 29. Kg1 Nh3+ 30. Kh1 Qg1+ 31. Nxg1 *", + "Moves": "h3f2", + "MovesSAN": "Nf2#", + "Themes": "mate mateIn1 middlegame oneMove smotheredMate" + }, + { + "FEN": "r3k2r/1pp2pp1/p1n5/5Q2/P2P3q/2N1PPp1/1P1B2P1/R4RK1 b kq - 0 18", + "PGN": "1. d4 d5 2. c4 dxc4 3. e3 Nc6 4. Bxc4 a6 5. a4 Bf5 6. Nf3 e6 7. Nc3 Na5 8. Be2 Bd6 9. Bd2 Nc6 10. O-O Nf6 11. Nh4 h5 12. Nxf5 exf5 13. Qc2 Bxh2+ 14. Kxh2 Ng4+ 15. Kg1 Qh4 16. Bxg4 hxg4 17. f3 g3 18. Qxf5 *", + "Moves": "h4h2", + "MovesSAN": "Qh2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1bq1rk1/1p3p2/p3p1n1/3pP1PQ/3P1B2/N1P5/4KPP1/7R w - - 5 20", + "PGN": "1. e4 c5 2. a3 Nc6 3. b4 cxb4 4. axb4 Nxb4 5. c3 Nc6 6. d4 e6 7. Na3 a6 8. Nf3 Nf6 9. Bd3 Be7 10. Bf4 O-O 11. h4 d5 12. e5 Nh5 13. Bxh7+ Kxh7 14. Ng5+ Bxg5 15. hxg5 g6 16. Rxh5+ gxh5 17. Qxh5+ Kg8 18. Ke2 Ne7 19. Rh1 Ng6 *", + "Moves": "h5h7", + "MovesSAN": "Qh7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "B6Q/2k1pp2/8/1p2p2p/p1q4P/5P2/2r5/K2R4 w - - 8 36", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. Be3 a6 7. f3 b5 8. Qd2 h5 9. O-O-O Nf6 10. h4 Bb7 11. Kb1 Nc6 12. Nxc6 Bxc6 13. e5 dxe5 14. Qf2 Qc8 15. Bc5 Qb7 16. Qe3 Nd5 17. Nxd5 Bxd5 18. Bd3 O-O 19. Rhg1 Rfc8 20. Rdf1 Bxa2+ 21. Kxa2 Qd5+ 22. b3 Qxc5 23. Qg5 Qc3 24. Be4 a5 25. g4 a4 26. b4 Qxb4 27. gxh5 Rc3 28. Qc1 Qc4+ 29. Ka1 gxh5 30. Bxa8 Rxc2 31. Rxg7+ Kxg7 32. Qg5+ Kf8 33. Qh6+ Ke8 34. Qh8+ Kd7 35. Rd1+ Kc7 *", + "Moves": "h8d8", + "MovesSAN": "Qd8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "4r1k1/ppp5/6Pp/3P3P/2P5/2bB1R2/P1Q5/3K4 b - - 0 30", + "PGN": "1. d4 Nf6 2. c4 e5 3. d5 Ne4 4. Nc3 Bb4 5. Qc2 Nxc3 6. bxc3 Bc5 7. Nf3 d6 8. e3 Qf6 9. Bd3 g6 10. e4 Bg4 11. Bg5 Qg7 12. h3 Bxf3 13. gxf3 h6 14. Bh4 Nd7 15. Bg3 Nf6 16. f4 Nh5 17. fxe5 Nxg3 18. exd6 Bxd6 19. fxg3 Bxg3+ 20. Ke2 O-O 21. Rag1 Be5 22. h4 f5 23. exf5 Rf6 24. fxg6 Re8 25. Kd1 Rf4 26. h5 Qf6 27. Rf1 Bxc3 28. Rxf4 Qxf4 29. Rf1 Qf3+ 30. Rxf3 *", + "Moves": "e8e1", + "MovesSAN": "Re1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "8/8/p6R/2p5/P1Pk4/1P2p3/1r4PP/6K1 b - - 0 39", + "PGN": "1. d4 d5 2. e3 Nc6 3. Bb5 a6 4. Bd3 f6 5. c3 e5 6. dxe5 fxe5 7. Qh5+ Ke7 8. e4 Nf6 9. Bg5 g6 10. Bxf6+ Kxf6 11. Qh4+ Kg7 12. Qxd8 Nxd8 13. exd5 c6 14. c4 Bb4+ 15. Nc3 Bc5 16. Nf3 Re8 17. Be4 Bg4 18. O-O Bd4 19. dxc6 Nxc6 20. Bxc6 bxc6 21. Rab1 Bb6 22. Ng5 h6 23. Nge4 Bf5 24. Rbd1 Bd4 25. Nd6 Red8 26. Nxf5+ gxf5 27. Rb1 Kf6 28. Ne2 c5 29. b3 e4 30. Nxd4 Rxd4 31. Rbd1 Ke5 32. Rfe1 Rad8 33. Rxd4 Rxd4 34. f3 Rd2 35. fxe4 fxe4 36. a4 Rb2 37. Re3 Kd4 38. Rh3 e3 39. Rxh6 *", + "Moves": "b2b1", + "MovesSAN": "Rb1#", + "Themes": "endgame mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "r4rk1/1b2Qppp/pp6/2pq4/P4P2/3P3P/1PPB2P1/R3R2K b - - 2 18", + "PGN": "1. e4 c5 2. Nf3 a6 3. Bc4 Nc6 4. a4 Qc7 5. O-O Ne5 6. Nxe5 Qxe5 7. d3 e6 8. Nc3 b6 9. f4 Qd4+ 10. Kh1 Nf6 11. h3 d5 12. exd5 exd5 13. Re1+ Be7 14. Qe2 O-O 15. Nxd5 Nxd5 16. Bxd5 Qxd5 17. Qxe7 Bb7 18. Bd2 *", + "Moves": "d5g2", + "MovesSAN": "Qxg2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2rr4/p3p2k/3pp1p1/1N4Pp/npP1PP1P/q6B/P1PQ4/1K1R3R b - - 2 25", + "PGN": "1. e4 c5 2. Nc3 d6 3. d4 cxd4 4. Qxd4 Nc6 5. Qd2 Nf6 6. b3 g6 7. Bb2 Bg7 8. O-O-O O-O 9. f3 Be6 10. Nge2 Qa5 11. g4 h5 12. h3 Rfd8 13. g5 Nd7 14. Kb1 Rac8 15. h4 b5 16. Nf4 b4 17. Nce2 Bxb2 18. Kxb2 Qa3+ 19. Kb1 Nc5 20. Nxe6 fxe6 21. Bh3 Ne5 22. Nd4 Kh7 23. f4 Nc4 24. bxc4 Na4 25. Nb5 *", + "Moves": "a3b2", + "MovesSAN": "Qb2#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "4r1k1/R5pp/5p2/3P4/8/3R1n2/P4PPP/5K2 b - - 0 23", + "PGN": "1. e4 e6 2. d4 d5 3. exd5 exd5 4. c4 Nf6 5. Nc3 c5 6. Bg5 Be7 7. Bxf6 Bxf6 8. dxc5 O-O 9. cxd5 Qa5 10. Qc2 Qxc5 11. Nf3 Re8+ 12. Be2 Bg4 13. O-O Bxf3 14. Bxf3 Bxc3 15. Qxc3 Qxc3 16. bxc3 Nd7 17. Rfe1 Ne5 18. Kf1 f6 19. Rab1 Rac8 20. Rxb7 Rxc3 21. Rxa7 Rd3 22. Rd1 Nxf3 23. Rxd3 *", + "Moves": "e8e1", + "MovesSAN": "Re1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "1r4k1/p5pp/1n6/2p5/2p3Q1/N1Bnq1P1/PP3r1P/R2R2K1 w - - 0 25", + "PGN": "1. Nf3 d5 2. g3 Nd7 3. Bg2 e5 4. O-O Ngf6 5. d4 exd4 6. Nxd4 Bc5 7. c4 dxc4 8. Na3 Nb6 9. e3 O-O 10. Qc2 Bxd4 11. Rd1 Be6 12. Bxb7 Rb8 13. Rxd4 Qe7 14. Bg2 c5 15. Rd1 Nfd5 16. Qe4 f5 17. Qf3 Nb4 18. Bd2 Bd5 19. Qe2 Bxg2 20. Kxg2 Nd3 21. Bc3 f4 22. Kg1 fxg3 23. fxg3 Rf2 24. Qg4 Qxe3 *", + "Moves": "g4g7", + "MovesSAN": "Qxg7#", + "Themes": "kingsideAttack master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "5r2/3R4/6qk/6p1/4p3/P1P3Qp/1P4PP/7K b - - 1 39", + "PGN": "1. d4 d6 2. f4 c5 3. e3 cxd4 4. exd4 g6 5. Nf3 Bg7 6. Bd3 Nc6 7. c3 e5 8. fxe5 dxe5 9. dxe5 Nxe5 10. Nxe5 Bxe5 11. O-O Qb6+ 12. Kh1 Ne7 13. Qe2 Qc7 14. Bb5+ Nc6 15. Bxc6+ bxc6 16. Bf4 f6 17. Bxe5 Qxe5 18. Qc4 Be6 19. Qxc6+ Kf7 20. Nd2 Rhc8 21. Qb7+ Kg8 22. Nf3 Qh5 23. Rae1 Bd5 24. Qe7 Rf8 25. Nd4 Qg4 26. Qe2 Qg5 27. a3 h5 28. Qf2 h4 29. Re3 Kg7 30. Rfe1 f5 31. Re7+ Kh6 32. Rd7 Be4 33. Ne6 Qf6 34. Qe3+ g5 35. Nxf8 Rxf8 36. Qxa7 Qg6 37. Qc7 h3 38. Rxe4 fxe4 39. Qg3 *", + "Moves": "f8f1", + "MovesSAN": "Rf1#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "r1bq3r/pp3Q2/3k3p/1p1pn1p1/3PpP2/4P3/PP3P1P/2R2RK1 w - - 0 18", + "PGN": "1. c4 e6 2. g3 d5 3. Bg2 c6 4. Nf3 Bd6 5. O-O Nf6 6. d4 Ne4 7. Nc3 f5 8. Bf4 Bxf4 9. gxf4 h6 10. e3 g5 11. Ne5 Nd7 12. Qh5+ Ke7 13. Qf7+ Kd6 14. Bxe4 fxe4 15. cxd5 exd5 16. Rac1 Nxe5 17. Nb5+ cxb5 *", + "Moves": "d4e5", + "MovesSAN": "dxe5#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/1P6/8/8/2n5/3k4/P2p2PP/3K4 b - - 0 54", + "PGN": "1. d4 Nf6 2. Nc3 d5 3. Bf4 c5 4. e3 Qb6 5. Na4 Qa5+ 6. c3 cxd4 7. exd4 Nc6 8. b4 Qd8 9. Nb2 Bg4 10. Qb3 e6 11. Bd3 Bd6 12. Bg3 O-O 13. Ne2 Rc8 14. O-O Bxe2 15. Bxe2 Ne4 16. Bd3 Nd2 17. Bxh7+ Kh8 18. Qc2 Nxf1 19. Rxf1 Bxg3 20. fxg3 g6 21. Bxg6 fxg6 22. Qxg6 Rxf1+ 23. Kxf1 Qf8+ 24. Ke2 Qf5 25. Qh6+ Kg8 26. Nd3 Rf8 27. Nf4 Qc2+ 28. Kf3 Qxc3+ 29. Kg4 Qxd4 30. Qxe6+ Rf7 31. Qe8+ Kg7 32. Kh3 Rxf4 33. gxf4 Qxf4 34. Qd7+ Qf7 35. Qg4+ Kf8 36. b5 Ne5 37. Qc8+ Kg7 38. Qc3 Qe6+ 39. Kg3 Qg4+ 40. Kf2 Qf4+ 41. Kg1 d4 42. Qc7+ Kf6 43. Qd8+ Kf5 44. Qf8+ Ke4 45. Qg7 Qc1+ 46. Kf2 Qe3+ 47. Kf1 d3 48. Qxb7+ Kd4 49. Qxa7+ Ke4 50. Qxe3+ Kxe3 51. Ke1 d2+ 52. Kd1 Kd3 53. b6 Nc4 54. b7 *", + "Moves": "c4b2", + "MovesSAN": "Nb2#", + "Themes": "endgame knightEndgame master mate mateIn1 oneMove" + }, + { + "FEN": "4b3/5p2/R3p1p1/1p1pPk2/5Pp1/5K1P/2P5/8 w - - 0 37", + "PGN": "1. e4 c6 2. Bc4 d5 3. exd5 cxd5 4. Bb5+ Bd7 5. Qe2 e6 6. a3 Nf6 7. d4 Be7 8. Bg5 Qa5+ 9. Nc3 Nc6 10. Bxf6 Bxf6 11. Bxc6 Bxc6 12. Nf3 O-O 13. O-O a6 14. Rfd1 b5 15. b4 Qb6 16. Qd3 a5 17. Ne2 axb4 18. axb4 Rxa1 19. Rxa1 Re8 20. Ng3 Qc7 21. Nh5 Qe7 22. Ne5 Bxe5 23. dxe5 Qxb4 24. Qg3 g6 25. Nf6+ Kf8 26. Nxe8 Kxe8 27. Qa3 Qxa3 28. Rxa3 Kf8 29. Ra6 Be8 30. Kf1 Kg7 31. g3 Kh6 32. f4 Kh5 33. Kg2 Kg4 34. h3+ Kf5 35. Kf3 h5 36. g4+ hxg4+ *", + "Moves": "h3g4", + "MovesSAN": "hxg4#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "k7/p2r4/1p1N4/r6p/5BpP/6P1/5PK1/2R5 w - - 2 48", + "PGN": "1. e4 e6 2. Nf3 d5 3. exd5 exd5 4. d4 Bd6 5. Bd3 Ne7 6. O-O Bg4 7. h3 Bh5 8. Be3 Nbc6 9. Nbd2 Qd7 10. Qe1 f6 11. Nh2 O-O-O 12. Bb5 Kb8 13. a4 g5 14. a5 Bg6 15. a6 b6 16. c4 h5 17. c5 Bxh2+ 18. Kxh2 g4 19. cxb6 cxb6 20. Bf4+ Ka8 21. Bxc6+ Nxc6 22. h4 Nxd4 23. Rc1 Rhe8 24. Qd1 Nc2 25. Rxc2 Bxc2 26. Qxc2 Rc8 27. Qd3 f5 28. g3 Rc6 29. b4 Rec8 30. Qd4 Rc2 31. Qe5 Qb5 32. Kg2 Qd7 33. Nb3 Re8 34. Qd4 Re4 35. Qh8+ Re8 36. Qd4 Rc4 37. Qf6 Rxb4 38. Nd4 Rc4 39. Nxf5 d4 40. Qd6 Qc6+ 41. Qxc6+ Rxc6 42. Nxd4 Rc4 43. Nf5 Ra4 44. Nd6 Re7 45. Nc8 Rd7 46. Rc1 Rxa6 47. Nd6 Ra5 *", + "Moves": "c1c8", + "MovesSAN": "Rc8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "8/8/R7/4Pk2/2P2P2/5P2/5K2/q3r3 w - - 0 49", + "PGN": "1. e4 Nf6 2. Nc3 d5 3. exd5 Nxd5 4. Nxd5 Qxd5 5. Nf3 Bg4 6. Be2 Nc6 7. O-O e5 8. d3 Bc5 9. Bd2 O-O-O 10. c4 Qd6 11. Qa4 e4 12. dxe4 Bxf3 13. Bxf3 Qxd2 14. Bg4+ Kb8 15. Rad1 Qxb2 16. Rb1 Qf6 17. Qb5 b6 18. Qxc5 Rhe8 19. Bf3 Nd4 20. Qa3 Nxf3+ 21. Qxf3 Qxf3 22. gxf3 Re6 23. Rfd1 Kc8 24. Kg2 c5 25. h4 Kc7 26. Rxd8 Kxd8 27. Rd1+ Kc7 28. Rd5 Rg6+ 29. Kf1 Rh6 30. Rf5 f6 31. h5 Kd7 32. Ke2 Ke6 33. Ke3 g6 34. hxg6 Rxg6 35. Rh5 h6 36. f4 Rg1 37. Rxh6 Ra1 38. e5 Rxa2 39. Rxf6+ Ke7 40. Rh6 a5 41. Rxb6 a4 42. Rb5 a3 43. Rxc5 Ra1 44. Ra5 a2 45. Ra7+ Ke6 46. Ra6+ Kf5 47. f3 Re1+ 48. Kf2 a1=Q *", + "Moves": "a6f6", + "MovesSAN": "Rf6#", + "Themes": "endgame mate mateIn1 oneMove queenRookEndgame" + }, + { + "FEN": "r4k1r/p3ppbp/2Q3p1/8/8/1P6/P4PPP/q1B2RK1 w - - 1 16", + "PGN": "1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. cxd5 Nxd5 6. Nc3 g6 7. Nxd5 Qxd5 8. Be2 Bg7 9. Nf3 Nc6 10. O-O Bg4 11. b3 Bxf3 12. Bxf3 Qxd4 13. Qc2 Qxa1 14. Bxc6+ bxc6 15. Qxc6+ Kf8 *", + "Moves": "c6a8", + "MovesSAN": "Qxa8#", + "Themes": "backRankMate hangingPiece mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r4rk1/p2p1pp1/bp2pb1p/3q4/8/2P1PN2/2QN1PPP/1B2K2R w K - 0 16", + "PGN": "1. d4 e6 2. Bf4 c5 3. e3 Qb6 4. c3 Qxb2 5. Bxb8 Qxa1 6. Be5 cxd4 7. Bxd4 Qxa2 8. Nd2 Nf6 9. Ngf3 Be7 10. Ng5 O-O 11. Bd3 h6 12. Bb1 Qd5 13. Ngf3 b6 14. Qc2 Ba6 15. Bxf6 Bxf6 *", + "Moves": "c2h7", + "MovesSAN": "Qh7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1bq1rk1/6pp/p1p1p3/2bpP2Q/8/2N5/PPP3PP/R1B2R1K b - - 0 14", + "PGN": "1. e4 e6 2. Nf3 c5 3. Nc3 Nc6 4. d4 cxd4 5. Nxd4 Nge7 6. Bb5 a6 7. Bxc6 Nxc6 8. O-O Bc5 9. Nxc6 bxc6 10. Kh1 d5 11. e5 O-O 12. f4 f6 13. Qh5 fxe5 14. fxe5 *", + "Moves": "f8f1", + "MovesSAN": "Rxf1#", + "Themes": "backRankMate hangingPiece mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2Q5/1R5p/4B1k1/6p1/6K1/2r4P/P7/8 b - - 0 58", + "PGN": "1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Be7 6. Ndb5 Nf6 7. Bf4 O-O 8. Nc7 e5 9. Nxa8 exf4 10. Qd2 b6 11. Qxf4 d6 12. Bb5 Bb7 13. Nxb6 axb6 14. Rd1 Ne5 15. Qe3 Neg4 16. Qe2 Qc7 17. h3 Ne5 18. f4 Ng6 19. O-O Nh4 20. Qf2 Qc5 21. e5 Qxf2+ 22. Rxf2 dxe5 23. fxe5 Nh5 24. Bc4 Bc5 25. Rf1 Ng3 26. Rd1 Bxg2 27. Na4 Bxf2+ 28. Kxf2 Ngf5 29. Bd3 Bf3 30. Rg1 b5 31. Nc3 b4 32. Nb5 Bc6 33. Nd6 Nh6 34. Kg3 N4f5+ 35. Nxf5 Nxf5+ 36. Bxf5 g6 37. Bd3 Ra8 38. Bc4 Ra5 39. e6 fxe6 40. Bxe6+ Kg7 41. Re1 Rg5+ 42. Kf4 Rg2 43. Bb3 Bd7 44. Re7+ Kh6 45. Rxd7 Rf2+ 46. Kg3 Rf1 47. Rb7 Rb1 48. Rxb4 Rxb2 49. c4 Rd2 50. c5 g5 51. Rb6+ Kg7 52. c6 Rd6 53. Rb7+ Kh6 54. c7 Rc6 55. Bd5 Rc5 56. Be6 Rc3+ 57. Kg4 Kg6 58. c8=Q *", + "Moves": "h7h5", + "MovesSAN": "h5#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "2r2rk1/pbqnnppp/1p2p3/3pP3/3b1P2/2PQ1N2/PPB3PP/R1B2R1K w - - 0 17", + "PGN": "1. e4 b6 2. Nf3 Bb7 3. Nc3 d6 4. d4 e6 5. Bd3 Nd7 6. O-O Ne7 7. Nd2 d5 8. e5 Ng6 9. f4 c5 10. Ne2 cxd4 11. Nxd4 Bc5 12. Nf3 O-O 13. Kh1 Ne7 14. c3 Qc7 15. Bc2 Rac8 16. Qd3 Bxd4 *", + "Moves": "d3h7", + "MovesSAN": "Qxh7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/6b1/6rk/3R4/3p3K/8/8/8 w - - 5 45", + "PGN": "1. e4 e6 2. d3 d5 3. Nd2 c5 4. Ngf3 Nc6 5. g3 g6 6. Bg2 Bg7 7. O-O Nge7 8. Re1 O-O 9. exd5 Nxd5 10. Nb3 b6 11. a3 Bb7 12. h4 Rc8 13. Rb1 Qd7 14. Bd2 Rfd8 15. Qe2 Nd4 16. Nbxd4 cxd4 17. Rbc1 Qb5 18. b3 Nc3 19. Bxc3 Bxf3 20. Qxf3 Rxc3 21. a4 Qc5 22. h5 Bh6 23. hxg6 hxg6 24. Rcd1 Rxc2 25. Bh3 Rb2 26. Bxe6 fxe6 27. Qf6 Rf8 28. Qxg6+ Bg7 29. Qxe6+ Rf7 30. Rc1 Qf5 31. Rc8+ Kh7 32. Qxf5+ Rxf5 33. Rc7 Rfxf2 34. Ree7 Rg2+ 35. Kh1 Rxg3 36. Rxa7 Rxb3 37. a5 bxa5 38. Rxa5 Rbxd3 39. Rd5 Rg6 40. Re2 Rh3+ 41. Rh2 Rxh2+ 42. Kxh2 Rg4 43. Kh3 Rg6 44. Kh4 Kh6 *", + "Moves": "d5h5", + "MovesSAN": "Rh5#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "1r1q1rk1/4bp2/p1n1p2p/1p1p2p1/3P4/2P2NnP/PPQ2PP1/1BR2RK1 w - - 0 19", + "PGN": "1. d4 d5 2. Nf3 Nf6 3. Bf4 c5 4. e3 cxd4 5. exd4 Nc6 6. c3 Bg4 7. Nbd2 e6 8. Bd3 Bd6 9. Bg5 Be7 10. Qb3 Rb8 11. Rc1 O-O 12. Bb1 h6 13. Bh4 a6 14. h3 Bxf3 15. Nxf3 b5 16. Qc2 g5 17. Bg3 Ne4 18. O-O Nxg3 *", + "Moves": "c2h7", + "MovesSAN": "Qh7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "5k2/7Q/1n2q1R1/4p3/4p3/2P5/1KP5/r6R b - - 2 39", + "PGN": "1. e4 d6 2. d4 Nf6 3. Nc3 Nbd7 4. f4 c6 5. Nf3 g6 6. Be3 Bg7 7. Qd2 Ng4 8. Bg1 e5 9. h3 exd4 10. Bxd4 Ngf6 11. O-O-O O-O 12. g4 b5 13. f5 b4 14. Bd3 bxc3 15. Qxc3 c5 16. Bxf6 Bxf6 17. Qc4 Nb6 18. Qb5 Bd7 19. Qa5 c4 20. Be2 Qc7 21. g5 Be5 22. Nxe5 dxe5 23. h4 gxf5 24. h5 c3 25. bxc3 Rac8 26. Rd3 Qc5 27. Qa6 fxe4 28. Rg3 Bf5 29. g6 fxg6 30. hxg6 Bxg6 31. Bh5 Rf6 32. Qxa7 Ra8 33. Qb7 Qc8 34. Qe7 Qe6 35. Qb7 Rxa2 36. Bxg6 Rxg6 37. Qxh7+ Kf8 38. Rxg6 Ra1+ 39. Kb2 *", + "Moves": "e6a2", + "MovesSAN": "Qa2#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "2k4r/p4pp1/b1p1p3/4q1Np/7K/2Nr2P1/PP1B4/R2QR3 b - - 0 21", + "PGN": "1. e4 c5 2. f4 Nc6 3. Nf3 d6 4. c3 Nf6 5. d4 cxd4 6. e5 dxe5 7. fxe5 Ng4 8. cxd4 e6 9. Nc3 Bb4 10. Bb5 Qa5 11. Bxc6+ bxc6 12. Bd2 Ba6 13. Ng5 Nxe5 14. dxe5 Qxe5+ 15. Kf2 Bc5+ 16. Kf3 O-O-O 17. Re1 Rd3+ 18. Kg4 h5+ 19. Kh4 Bf2+ 20. g3 Bxg3+ 21. hxg3 *", + "Moves": "e5g3", + "MovesSAN": "Qxg3#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r2r2k1/b3Qppp/8/4P3/1P3B2/P7/5RPP/6K1 b - - 0 22", + "PGN": "1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. Nf3 c5 6. dxc5 Bxc5 7. Bb5 a6 8. Bxd7+ Bxd7 9. O-O Nc6 10. Bf4 Qc7 11. a3 O-O 12. b4 Ba7 13. Qe2 Nd4 14. Nxd4 Bxd4 15. Nxd5 exd5 16. Rad1 Ba7 17. Rxd5 Bb5 18. Rxb5 axb5 19. Qxb5 Qxc2 20. Qxb7 Rfd8 21. Qe7 Qxf2+ 22. Rxf2 *", + "Moves": "d8d1", + "MovesSAN": "Rd1#", + "Themes": "endgame mate mateIn1 oneMove pin" + }, + { + "FEN": "5R2/pp1r2p1/2p1p1pk/8/7P/1P4PK/P1r5/8 w - - 0 34", + "PGN": "1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 Bf5 5. Bf4 dxc4 6. e4 Nxe4 7. Nxe4 Bxe4 8. Bxc4 e6 9. O-O Be7 10. Re1 Bg6 11. Ne5 Nd7 12. Nxg6 hxg6 13. Qg4 Nf6 14. Qg3 Nh5 15. Qh3 Qb6 16. g4 Qxd4 17. Be5 Qxc4 18. gxh5 Rxh5 19. Qe3 Qg4+ 20. Bg3 Bh4 21. Rad1 Bxg3 22. fxg3 Rd5 23. Rc1 Qd4 24. Qxd4 Rxd4 25. Re2 Rad8 26. Rcc2 Ke7 27. Kg2 Rd3 28. b3 Kf6 29. Rf2+ Kg5 30. Rxf7 R8d7 31. h4+ Kh6 32. Rf8 Rd2+ 33. Kh3 Rxc2 *", + "Moves": "f8h8", + "MovesSAN": "Rh8#", + "Themes": "endgame mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "7k/p5rp/3p4/2p5/2P1P3/P1Q4B/1P3R1K/3q4 b - - 13 34", + "PGN": "1. c4 e5 2. Nc3 f5 3. d3 Nf6 4. e4 d6 5. Nf3 Be7 6. g3 O-O 7. Bg2 Nc6 8. O-O f4 9. a3 fxg3 10. fxg3 Bg4 11. Be3 Nh5 12. Qd2 Nxg3 13. hxg3 Bxf3 14. Rxf3 Nd4 15. Rxf8+ Qxf8 16. Bxd4 exd4 17. Nd5 Bf6 18. Rf1 c6 19. Nxf6+ gxf6 20. Qf4 Qg7 21. Qxf6 Qxg3 22. Qe6+ Kh8 23. Qf6+ Kg8 24. Qxd4 c5 25. Qd5+ Kh8 26. Qxb7 Rg8 27. Rf2 Qxd3 28. Qf7 Qd1+ 29. Rf1 Qg4 30. Qf6+ Rg7 31. Rf2 Qd1+ 32. Kh2 Qh5+ 33. Bh3 Qd1 34. Qc3 *", + "Moves": "d1g1", + "MovesSAN": "Qg1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "3R4/8/5k2/5p2/3p1P1K/6P1/8/3r4 b - - 9 43", + "PGN": "1. e4 c6 2. d3 d5 3. Nc3 d4 4. Nce2 c5 5. g3 Nc6 6. f4 Bg4 7. Bh3 Bxe2 8. Qxe2 e5 9. Nf3 Bd6 10. O-O Nge7 11. c3 O-O 12. cxd4 Nxd4 13. Nxd4 cxd4 14. Bd2 Qb6 15. Rab1 Rae8 16. Qf3 f6 17. Be6+ Kh8 18. Bb3 exf4 19. gxf4 Ng6 20. Kh1 f5 21. e5 Bb4 22. Bxb4 Qxb4 23. Rg1 Qb6 24. Rg5 h6 25. Rbg1 Nxe5 26. Qd5 Qc6 27. Qxc6 bxc6 28. Rxg7 Nf3 29. R1g3 Re1+ 30. Kg2 Nd2 31. Rxa7 Nxb3 32. axb3 Rg8 33. Rc7 Re2+ 34. Kh3 Rxg3+ 35. hxg3 Rxb2 36. Rxc6 Rxb3 37. Rxh6+ Kg7 38. Rd6 Rxd3 39. Kh4 Kf7 40. Rd5 Ke6 41. Re5+ Kf6 42. Rd5 Rd1 43. Rd8 *", + "Moves": "d1h1", + "MovesSAN": "Rh1#", + "Themes": "endgame master mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "r1b2b1r/1p4pp/pn3pk1/2p5/2B2BP1/2N2N2/PP1K1P1P/4R3 w - - 1 19", + "PGN": "1. e4 c5 2. Nf3 e6 3. c3 d5 4. exd5 Qxd5 5. d4 Nf6 6. Bg5 Nbd7 7. c4 Qd6 8. d5 exd5 9. cxd5 Qxd5 10. Qxd5 Nxd5 11. Bb5 Nb4 12. Nc3 Nc2+ 13. Kd2 Nxa1 14. Rxa1 f6 15. Re1+ Kf7 16. Bf4 a6 17. Bc4+ Kg6 18. g4 Nb6 *", + "Moves": "f3h4", + "MovesSAN": "Nh4#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "4q3/8/k5b1/2QK4/3B4/8/8/8 w - - 6 98", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. Bb5 e6 4. O-O Nge7 5. b3 a6 6. Bxc6 bxc6 7. Bb2 d5 8. d3 Ng6 9. Nbd2 d4 10. Nc4 Be7 11. Nfe5 O-O 12. Nxc6 Qc7 13. Nxe7+ Qxe7 14. f4 e5 15. fxe5 Nxe5 16. Nxe5 Qxe5 17. Qd2 Be6 18. Qf4 Qxf4 19. Rxf4 a5 20. c3 dxc3 21. Bxc3 a4 22. b4 cxb4 23. Bxb4 Rfb8 24. a3 Rd8 25. Rd1 Bb3 26. Rd2 Rac8 27. Rf1 Rc2 28. Rff2 Rc1+ 29. Rf1 Rc2 30. Rfd1 Rdc8 31. Rxc2 Rxc2 32. Rd2 Rxd2 33. Bxd2 Bc2 34. d4 Bxe4 35. Kf2 f5 36. g3 Kf7 37. Ke3 Ke6 38. Kf4 h6 39. h4 Kf6 40. Bc3 g5+ 41. hxg5+ hxg5+ 42. Ke3 Ke6 43. Bb4 Bd5 44. Bc5 Be4 45. Bf8 Kf6 46. Kd2 f4 47. gxf4 gxf4 48. Bd6 Kf5 49. Ke2 Bd5 50. Bc5 Ke4 51. Kf2 f3 52. Bb6 Bc4 53. Kg3 Bd5 54. Kf2 Bc4 55. Ke1 Bd5 56. Bc5 Bc4 57. Kf2 Bd5 58. Kg3 Bc4 59. Bb4 Bd5 60. Bc3 Bc4 61. Ba1 Bd5 62. Kf2 Bc4 63. Bb2 Bd5 64. Bc1 Bc4 65. Be3 Bd5 66. Bc1 Bc4 67. Bb2 Bd5 68. Bc3 Bc4 69. Kg3 Bd5 70. Be1 Bc4 71. Bf2 Bd5 72. Kg4 Bc4 73. Kg5 Bd5 74. Kf6 Bc4 75. Ke7 Bd5 76. Kd6 Bb3 77. Kc5 Bd5 78. Kb4 Bb3 79. Ka5 Kd5 80. Kb4 Bc2 81. Kc3 Bb3 82. Kd3 Bc2+ 83. Ke3 Bb3 84. Kxf3 Kc4 85. Ke4 Bc2+ 86. Ke5 Kb3 87. d5 Kxa3 88. d6 Bg6 89. d7 Kb3 90. d8=Q a3 91. Qd5+ Ka4 92. Bd4 a2 93. Qc4+ Ka5 94. Bc5 a1=Q+ 95. Bd4 Qe1+ 96. Kd5 Qe8 97. Qc5+ Ka6 *", + "Moves": "c5b6", + "MovesSAN": "Qb6#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "1k1rQ1nr/ppp4q/4Bp2/6p1/PP1P4/5NnP/6P1/R5K1 w - - 4 25", + "PGN": "1. e4 e6 2. Bc4 d5 3. exd5 exd5 4. Bb3 Nc6 5. c3 Bf5 6. d4 Qd7 7. Ne2 O-O-O 8. Bf4 f6 9. O-O g5 10. Bg3 h5 11. Nd2 h4 12. a4 hxg3 13. fxg3 Qh7 14. Nf3 Be4 15. h3 Bd6 16. c4 dxc4 17. Bxc4 Nce7 18. b4 Nf5 19. Nc3 Ne3 20. Qe2 Nxf1 21. Nxe4 Nxg3 22. Nxd6+ Rxd6 23. Qe8+ Rd8 24. Be6+ Kb8 *", + "Moves": "e8d8", + "MovesSAN": "Qxd8#", + "Themes": "hangingPiece mate mateIn1 middlegame oneMove queensideAttack" + }, + { + "FEN": "r1b4r/p1p2qp1/1pn1p1nk/3pP2P/3P1P2/B1P5/P1P5/1K4RR w - - 0 22", + "PGN": "1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 Ne7 5. f4 O-O 6. Nf3 b6 7. Bd3 Bb7 8. Bxh7+ Kxh7 9. Ng5+ Kg6 10. h4 Bxc3+ 11. bxc3 f5 12. Qf3 Bc8 13. Ba3 Nbc6 14. O-O-O Qe8 15. Kb1 Rh8 16. h5+ Kh6 17. g4 Qf8 18. Rdg1 fxg4 19. Qxg4 Qf5 20. Nf7+ Qxf7 21. Qg6+ Nxg6 *", + "Moves": "h5g6", + "MovesSAN": "hxg6#", + "Themes": "discoveredAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "1k6/1P6/PK6/2N1r3/8/8/8/8 w - - 0 81", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. Bc4 a6 4. O-O b5 5. Bd5 Bb7 6. a3 Nf6 7. Ng5 Nxd5 8. exd5 Ne5 9. d4 cxd4 10. Qxd4 d6 11. Nc3 Rc8 12. Bf4 Rc4 13. Qd2 Ng6 14. Bg3 Qd7 15. Rad1 Qg4 16. Rfe1 h6 17. Nf3 Qd7 18. b3 Rc8 19. Ne4 Kd8 20. Qa5+ Rc7 21. c4 Kc8 22. cxb5 Qxb5 23. Qxb5 axb5 24. Rc1 Kd7 25. Rxc7+ Kxc7 26. Rd1 f6 27. Nc3 Kb6 28. Nd4 Ba6 29. f3 h5 30. Bf2 Nf4 31. Ne6+ Kb7 32. Nxf4 g5 33. Ne6 Bh6 34. Nd4 Kb6 35. Nf5+ Kb7 36. Nxh6 Rxh6 37. Re1 Rh7 38. b4 f5 39. h3 Rf7 40. Re6 Kc7 41. Rg6 g4 42. hxg4 fxg4 43. fxg4 hxg4 44. Rxg4 Rf5 45. Rg7 Kd7 46. Bh4 Re5 47. g4 Bb7 48. g5 Bxd5 49. Nxb5 Re4 50. Bg3 Rg4 51. Kh2 Be6 52. Bxd6 Kc6 53. Rxe7 Bd7 54. Rxd7 Kxd7 55. Bc5 Rxg5 56. a4 Kc6 57. Nd4+ Kb7 58. a5 Ka6 59. Ne6 Rh5+ 60. Kg3 Kb5 61. Nc7+ Kc6 62. Ne6 Kb5 63. Nd4+ Ka6 64. Kg4 Rd5 65. Kf4 Rh5 66. Ke4 Rg5 67. Kd3 Rh5 68. Kc4 Rg5 69. Kb3 Rh5 70. Ka4 Kb7 71. Nb3 Rh4 72. Bd4 Ka6 73. b5+ Kb7 74. a6+ Ka8 75. Ka5 Rh5 76. Nc5 Rh7 77. b6 Rf7 78. b7+ Kb8 79. Kb6 Re7 80. Be5+ Rxe5 *", + "Moves": "a6a7", + "MovesSAN": "a7#", + "Themes": "advancedPawn endgame mate mateIn1 oneMove" + }, + { + "FEN": "3k1r2/pp1r4/8/3Np2p/4K1p1/P6P/1PP3P1/5R2 w - - 0 27", + "PGN": "1. e4 e5 2. Bc4 Nc6 3. Nc3 Nf6 4. d3 Bc5 5. Bg5 d6 6. a3 Bxf2+ 7. Kxf2 Ng4+ 8. Qxg4 Bxg4 9. Bxd8 Rxd8 10. Nd5 Rd7 11. Ne2 f5 12. h3 Bxe2 13. Kxe2 fxe4 14. dxe4 Nd4+ 15. Kd3 c6 16. Ne3 g6 17. Ng4 Kd8 18. Rhf1 h5 19. Ne3 d5 20. exd5 cxd5 21. Bxd5 Ne6 22. Rf6 Nf4+ 23. Ke4 Nxd5 24. Nxd5 g5 25. Raf1 g4 26. Rf8+ Rxf8 *", + "Moves": "f1f8", + "MovesSAN": "Rxf8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "rb2rnk1/pp2pp1p/2pq2p1/3P4/2PQp1B1/1P2P3/PB3PPP/1R3RK1 b - - 2 16", + "PGN": "1. d4 Nf6 2. c4 c6 3. Nc3 d5 4. e3 g6 5. Bd3 Bg7 6. Nf3 O-O 7. O-O Re8 8. Rb1 Nbd7 9. b3 Nf8 10. Bb2 Bg4 11. Be2 Ne4 12. Nxe4 dxe4 13. Ne5 Bxe5 14. Bxg4 Bb8 15. d5 Qd6 16. Qd4 *", + "Moves": "d6h2", + "MovesSAN": "Qxh2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "5b1k/1p6/pNq1B3/2P1nQ2/1P4p1/P3P1Pp/5P1P/3R2K1 b - - 2 32", + "PGN": "1. d4 Nf6 2. c4 g6 3. Bg5 Ne4 4. Bf4 Bg7 5. e3 d6 6. Bd3 Nf6 7. Nc3 Nc6 8. a3 e5 9. dxe5 dxe5 10. Bg3 O-O 11. Qc2 Be6 12. Nf3 e4 13. Nxe4 Nxe4 14. Bxe4 f5 15. Bd3 Qf6 16. Rb1 a6 17. O-O g5 18. Bxc7 g4 19. Nd2 h5 20. g3 h4 21. b4 Qg5 22. Bf4 Qe7 23. Rfd1 h3 24. c5 Rad8 25. Nc4 Kh8 26. Bd6 Qd7 27. Bxf8 Bxf8 28. Nb6 Qc7 29. Bxf5 Rxd1+ 30. Rxd1 Ne5 31. Bxe6 Qc6 32. Qf5 *", + "Moves": "c6g2", + "MovesSAN": "Qg2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r5kr/1p2R1Bp/5pn1/p2p4/P1B5/2q5/2P2PPP/4R1K1 w - - 0 22", + "PGN": "1. Nf3 f6 2. d4 c6 3. e4 Kf7 4. Nc3 a5 5. a4 Na6 6. Bc4+ e6 7. d5 Qc7 8. dxe6+ dxe6 9. e5 Ne7 10. exf6 gxf6 11. O-O Bg7 12. Re1 Nb4 13. Nd4 Nbd5 14. Qh5+ Ng6 15. Bh6 Qb6 16. Nxe6 Bxe6 17. Rxe6 Qxb2 18. Rae1 Qxc3 19. Re7+ Kf8 20. Bxg7+ Kg8 21. Qxd5+ cxd5 *", + "Moves": "c4d5", + "MovesSAN": "Bxd5#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r7/2p2pk1/1p1p4/p2P4/4P1b1/P1PB1NpP/1P3b2/R4R1K b - - 0 26", + "PGN": "1. e4 Nc6 2. d4 e5 3. d5 Nce7 4. Bd3 Ng6 5. Ne2 Bc5 6. O-O d6 7. Kh1 Nf6 8. h3 Nh5 9. Be3 b6 10. Ng1 Nhf4 11. Bxf4 Nxf4 12. Ne2 Qh4 13. Nxf4 exf4 14. Bb5+ Kf8 15. Qf3 h5 16. c3 a5 17. a3 Bg4 18. Qxf4 g5 19. Qg3 Qxg3 20. fxg3 Kg7 21. Nd2 h4 22. Nf3 hxg3 23. Nxg5 Bf2 24. Bd3 Rh5 25. Nf3 Rxh3+ 26. gxh3 *", + "Moves": "g4f3", + "MovesSAN": "Bxf3#", + "Themes": "hangingPiece kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3r3r/p1kq1ppp/B1pb1p2/P2n4/3P2b1/5N2/1Q3PPP/R1B2RK1 w - - 2 19", + "PGN": "1. e4 c6 2. Nf3 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Nxf6+ exf6 6. Bc4 Qe7+ 7. Qe2 Be6 8. O-O Nd7 9. d4 Nb6 10. Bd3 O-O-O 11. c3 Qd7 12. a4 Bd6 13. a5 Nd5 14. b4 Nxc3 15. Qb2 Nd5 16. b5 Bg4 17. bxc6 bxc6 18. Ba6+ Kc7 *", + "Moves": "b2b7", + "MovesSAN": "Qb7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "5r1k/1Qp3pp/8/8/8/1B4Pb/P3P2P/5RK1 b - - 0 27", + "PGN": "1. g3 e5 2. Bg2 Nc6 3. d3 d5 4. f4 f6 5. fxe5 fxe5 6. Nf3 Nf6 7. O-O Bc5+ 8. Kh1 O-O 9. Nc3 Ng4 10. Qe1 e4 11. dxe4 dxe4 12. Nxe4 Qe7 13. Nxc5 Qxc5 14. Bf4 Nd4 15. Nxd4 Qxd4 16. Rd1 Qxb2 17. Bd5+ Kh8 18. Bc1 Rxf1+ 19. Qxf1 Qf6 20. Bb2 Nf2+ 21. Kg2 Bh3+ 22. Kg1 Qxb2 23. Qxf2 Qxc2 24. Bb3 Qf5 25. Qxa7 Rf8 26. Qxb7 Qf1+ 27. Rxf1 *", + "Moves": "f8f1", + "MovesSAN": "Rxf1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "1k6/1pp5/7p/3p2r1/1P4n1/1p2P1q1/6P1/R4RK1 w - - 0 35", + "PGN": "1. f4 d5 2. Nf3 Nc6 3. e3 a6 4. d4 Bg4 5. h3 Bxf3 6. Qxf3 h6 7. Bd3 e6 8. c3 g5 9. O-O Qe7 10. b3 O-O-O 11. Ba3 Qd7 12. Bxf8 Rxf8 13. Nd2 f5 14. c4 Nf6 15. Rfc1 g4 16. Qg3 gxh3 17. Qxh3 Ng4 18. Re1 Nb4 19. Bb1 Rfg8 20. Nf3 Qc6 21. a3 dxc4 22. axb4 cxb3 23. Ne5 Qc3 24. Bd3 Nxe5 25. Bxa6 Ng4 26. Bb5 Kb8 27. Bd7 Rg6 28. d5 exd5 29. Bxf5 Rhg8 30. Bxg6 Rxg6 31. f5 Rg5 32. f6 Qxf6 33. Rf1 Qd6 34. Qg3 Qxg3 *", + "Moves": "f1f8", + "MovesSAN": "Rf8#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "2kr4/ppp1Qppp/8/2P5/q7/5PB1/7P/6K1 w - - 4 29", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Nf6 5. e5 Qe7 6. O-O Nxe5 7. Nxe5 d5 8. Bb3 Qxe5 9. Re1 Ne4 10. f3 Bc5 11. fxe4 dxe4 12. Nd2 e3 13. Nf3 Qf4 14. Re2 Bg4 15. Bd5 O-O-O 16. a3 Rxd5 17. Qf1 d3 18. cxd3 Rxd3 19. b4 Rhd8 20. bxc5 Rd1 21. Re1 Bxf3 22. gxf3 Qd4 23. Bxe3 Qxa1 24. Bf2 Rxe1 25. Bxe1 Kb8 26. Qe2 Qxa3 27. Qe7 Kc8 28. Bg3 Qa4 *", + "Moves": "e7c7", + "MovesSAN": "Qxc7#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r1b2rk1/p1b2ppp/3qpn2/3p4/P2P4/1N2P3/1B2BPPP/2RQ1RK1 b - - 0 18", + "PGN": "1. b4 e6 2. Bb2 d5 3. e3 Nf6 4. a3 c5 5. bxc5 Bxc5 6. d4 Bd6 7. c4 O-O 8. c5 Bc7 9. Nf3 b6 10. cxb6 Bxb6 11. Be2 Ne4 12. O-O Nd7 13. Nbd2 Ndf6 14. Nxe4 Nxe4 15. Nd2 Nf6 16. Rc1 Qd6 17. Nb3 Bc7 18. a4 *", + "Moves": "d6h2", + "MovesSAN": "Qxh2#", + "Themes": "kingsideAttack mate mateIn1 oneMove opening" + }, + { + "FEN": "1R1Q4/q2r1pk1/2p3p1/2b4p/P3P3/7P/5PP1/6K1 w - - 4 37", + "PGN": "1. d4 Nf6 2. c4 d5 3. cxd5 Nxd5 4. e4 Nb6 5. Nc3 g6 6. Be2 Bg7 7. Nf3 Bg4 8. Be3 Bxf3 9. Bxf3 Nc6 10. d5 Ne5 11. Be2 c6 12. dxc6 bxc6 13. O-O O-O 14. Rc1 Nbc4 15. Bxc4 Nxc4 16. Qe2 Nxe3 17. Qxe3 Qb6 18. Qe2 Rab8 19. b3 Qb4 20. Na4 Rfc8 21. Rc4 Qb5 22. Rfc1 Rb7 23. Nc5 Rbc7 24. Qg4 h5 25. Qf4 e5 26. Qd2 a5 27. a4 Qb6 28. b4 axb4 29. Rxb4 Qa7 30. Qc3 Rd8 31. h3 Rd4 32. Rcb1 Bf8 33. Rxd4 exd4 34. Qxd4 Bxc5 35. Qd8+ Kg7 36. Rb8 Rd7 *", + "Moves": "d8h8", + "MovesSAN": "Qh8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "rnbqr2Q/pp2k1p1/1n2p3/2p1P1N1/1b1P4/2N5/PP1B1PPP/R3K2R w KQ - 7 18", + "PGN": "1. d4 d5 2. c4 Nf6 3. cxd5 Nxd5 4. e4 Nf6 5. Nc3 e6 6. Nf3 Bb4 7. e5 Nd5 8. Bd2 O-O 9. Bc4 Nb6 10. Bd3 c5 11. Bxh7+ Kxh7 12. Ng5+ Kg8 13. Qh5 Re8 14. Qxf7+ Kh8 15. Qh5+ Kg8 16. Qh7+ Kf8 17. Qh8+ Ke7 *", + "Moves": "h8g7", + "MovesSAN": "Qxg7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2k3rr/1pp2p2/p1np1q2/P2Q2p1/1PP3P1/5NKp/4PP1P/1R3R2 b - - 1 21", + "PGN": "1. d4 e5 2. c4 exd4 3. Qxd4 Nc6 4. Qd1 Nf6 5. Nc3 d6 6. g3 Bf5 7. Bg2 Qd7 8. Nf3 O-O-O 9. O-O Bh3 10. Bg5 Bxg2 11. Kxg2 Be7 12. Bxf6 Bxf6 13. a4 h5 14. Ne4 Qf5 15. Nxf6 Qxf6 16. Qd5 Rdg8 17. a5 a6 18. Rab1 g5 19. b4 h4 20. g4 h3+ 21. Kg3 *", + "Moves": "f6f4", + "MovesSAN": "Qf4#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1b2knr/pppp1Bpp/3b4/3Nq3/3PP3/8/PP1P1PPP/R1BQ1RK1 b - - 0 10", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Nc3 Bb4 4. Bc4 Nd4 5. Nxe5 Qg5 6. Bxf7+ Ke7 7. Nd5+ Kf8 8. O-O Qxe5 9. c3 Bd6 10. cxd4 *", + "Moves": "e5h2", + "MovesSAN": "Qxh2#", + "Themes": "kingsideAttack mate mateIn1 oneMove opening" + }, + { + "FEN": "1R6/6p1/5p2/8/6rp/2pBK3/8/2k5 w - - 6 60", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. d4 Nc6 4. Nf3 Bg4 5. Nc3 Qd6 6. Be3 O-O-O 7. h3 a6 8. hxg4 Nf6 9. Bd3 Nxg4 10. Qe2 Nxe3 11. Qxe3 Kb8 12. O-O-O e6 13. Ne5 Nxe5 14. dxe5 Qb4 15. a3 Qa5 16. f4 Bxa3 17. bxa3 Qxc3 18. Qe1 Qxa3+ 19. Kd2 Qb4+ 20. Ke2 Qxf4 21. Rb1 Qxe5+ 22. Kd2 Qa5+ 23. Ke2 Qxe1+ 24. Rhxe1 Ka7 25. Rb3 c6 26. Reb1 b5 27. Rc3 Kb6 28. Be4 Rd4 29. Rxc6+ Ka7 30. Rc7+ Kb6 31. Rb7+ Kc5 32. Bf3 Rf8 33. Rb3 Rc4 34. Rc7+ Kd4 35. Rd3+ Ke5 36. Rxc4 bxc4 37. Re3+ Kd4 38. Kd2 Rd8 39. Ke2 a5 40. Ra3 e5 41. Rxa5 Kc3 42. Rc5 Rd2+ 43. Ke3 Rxc2 44. Rxe5 f6 45. Rc5 Kb4 46. Rc8 Rc3+ 47. Kd4 Rd3+ 48. Ke4 Rd7 49. Be2 c3 50. Bd3 Re7+ 51. Kd4 Rd7+ 52. Ke4 h5 53. Bc2 Rd2 54. Bd3 Rxg2 55. Kd4 Rg4+ 56. Ke3 h4 57. Rb8+ Ka3 58. Rc8 Kb2 59. Rb8+ Kc1 *", + "Moves": "b8b1", + "MovesSAN": "Rb1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "4k2r/2p2p1p/p1N3p1/2p5/4Pb2/8/PPP3PP/3R2K1 w k - 0 18", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 4. d4 Bg4 5. dxe5 dxe5 6. Qxd8+ Rxd8 7. Nbd2 Bxf3 8. Nxf3 a6 9. Bxc6+ bxc6 10. Nxe5 Ne7 11. O-O g6 12. Bg5 Rd6 13. Bxe7 Bxe7 14. Rad1 Rxd1 15. Rxd1 c5 16. Nc6 Bg5 17. f4 Bxf4 *", + "Moves": "d1d8", + "MovesSAN": "Rd8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "3rkb1r/1pB1p1pp/4Pp1n/1pp1n3/8/8/PPP2PPP/2KR3R w k - 0 17", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 Bg4 4. dxc5 Bxf3 5. Qxf3 dxc5 6. e5 Nc6 7. Bb5 Qa5+ 8. Nc3 Qb6 9. Nd5 Qd8 10. Bf4 a6 11. e6 axb5 12. Nc7+ Qxc7 13. Bxc7 f6 14. O-O-O Nh6 15. Qd5 Ne5 16. Qd8+ Rxd8 *", + "Moves": "d1d8", + "MovesSAN": "Rxd8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "rbbR3r/ppP1kppp/5n2/1N2p3/2B5/2P1B3/4KP1P/8 w - - 3 18", + "PGN": "1. e4 c5 2. a3 Nc6 3. b4 cxb4 4. axb4 Nxb4 5. c3 Nc6 6. d4 d5 7. exd5 Qxd5 8. Na3 e5 9. Nb5 Bd6 10. Bc4 Qe4+ 11. Be3 Bb8 12. d5 Qxg2 13. dxc6 Qxh1 14. c7 Qxg1+ 15. Ke2 Qxd1+ 16. Rxd1 Nf6 17. Rd8+ Ke7 *", + "Moves": "e3c5", + "MovesSAN": "Bc5#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/5pk1/8/2Np1nPK/BpbP4/n7/8/2R5 b - - 2 47", + "PGN": "1. d4 d5 2. c4 c6 3. cxd5 cxd5 4. Nc3 Nf6 5. Bf4 Nc6 6. e3 Bf5 7. Qb3 Na5 8. Qa4+ Bd7 9. Qc2 Rc8 10. Bd3 e6 11. Nf3 Bb4 12. O-O O-O 13. Rfc1 Qe8 14. Qe2 Bxc3 15. Bd6 Ne4 16. Bxf8 Qxf8 17. bxc3 Nxc3 18. Qb2 Na4 19. Rxc8 Nxb2 20. Rxf8+ Kxf8 21. Bc2 b5 22. Ne5 Be8 23. h4 h6 24. Rb1 Nbc4 25. Nd3 Na3 26. Rc1 N5c4 27. Bb3 a5 28. Nc5 Ke7 29. Kf1 a4 30. Bd1 Nb6 31. Ke2 b4 32. f3 g5 33. e4 gxh4 34. exd5 exd5 35. Kd3 Bb5+ 36. Ke3 Nbc4+ 37. Kf4 Nb6 38. Kg4 Kf6 39. Kxh4 Bc4 40. g4 Bxa2 41. Nxa4 Nbc4 42. Nc5 Ne3 43. Ba4 Bc4 44. f4 Kg7 45. g5 hxg5+ 46. fxg5 Nf5+ 47. Kh5 *", + "Moves": "c4e2", + "MovesSAN": "Be2#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "r3r1k1/ppbb1p1p/6pQ/n3q3/P2pP1P1/B2P3P/2PN1PB1/R4RK1 b - - 7 20", + "PGN": "1. Nf3 d5 2. e3 Nc6 3. h3 Nf6 4. g4 e5 5. a3 Bc5 6. b4 Bb6 7. Bb2 Qe7 8. b5 Na5 9. Nxe5 O-O 10. d3 c6 11. a4 Nd7 12. Nxd7 Bxd7 13. bxc6 Bxc6 14. Bg2 Rfe8 15. Qd2 d4 16. e4 g6 17. O-O Bd7 18. Ba3 Qe5 19. Qh6 Bc7 20. Nd2 *", + "Moves": "e5h2", + "MovesSAN": "Qh2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3r1rk1/pp3pbp/2N3p1/2P1p3/4p1b1/1PP1P1P1/PB3P1P/RN2K2R b KQ - 0 13", + "PGN": "1. b3 Nf6 2. Bb2 g6 3. g3 Bg7 4. Bg2 O-O 5. e3 c5 6. Ne2 d5 7. d4 Ne4 8. c3 Nc6 9. Bxe4 dxe4 10. dxc5 Bg4 11. Qxd8 Raxd8 12. Nd4 e5 13. Nxc6 *", + "Moves": "d8d1", + "MovesSAN": "Rd1#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2k1r3/ppp5/2b2p2/5NP1/5KP1/1Bn5/PP3P2/2R5 b - - 0 28", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 4. c3 Bd7 5. Ba4 Nf6 6. Bc2 g6 7. O-O Qe7 8. h3 O-O-O 9. Re1 Bh6 10. g4 Bf4 11. d4 Bxc1 12. Qxc1 exd4 13. cxd4 h6 14. e5 dxe5 15. Nxe5 Nxd4 16. Nxg6 Nf3+ 17. Kg2 Qxe1 18. Nc3 Nh4+ 19. Nxh4 Bc6+ 20. Kg3 Qxc1 21. Rxc1 Rhg8 22. Nf5 Rde8 23. Nxh6 Rg7 24. Nf5 Rg5 25. Bb3 Ne4+ 26. Kf4 f6 27. h4 Nxc3 28. hxg5 *", + "Moves": "c3e2", + "MovesSAN": "Ne2#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r2q1rk1/ppp2ppp/4b3/6b1/4Q1n1/3B4/PPP2PPP/RN3RK1 w - - 0 13", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nxd4 5. Qxd4 d6 6. Bc4 Nf6 7. Bg5 Be7 8. O-O O-O 9. e5 dxe5 10. Qxe5 Be6 11. Bd3 Ng4 12. Qe4 Bxg5 *", + "Moves": "e4h7", + "MovesSAN": "Qxh7#", + "Themes": "kingsideAttack mate mateIn1 oneMove opening" + }, + { + "FEN": "7Q/4kppp/4b3/8/1q6/4PK2/5PPP/5B1R b - - 1 27", + "PGN": "1. d4 d5 2. c3 c5 3. dxc5 e5 4. b4 a5 5. Bb2 Nc6 6. a3 axb4 7. cxb4 Nf6 8. Nf3 b6 9. cxb6 Qxb6 10. Nxe5 Nxe5 11. Bxe5 Bxb4+ 12. axb4 Rxa1 13. Bxa1 Ne4 14. Qd4 Qc6 15. Nc3 Qa6 16. Nxe4 dxe4 17. Qe5+ Be6 18. Qb8+ Ke7 19. Qxh8 Qxa1+ 20. Kd2 Qb2+ 21. Ke3 Qc1+ 22. Kd4 Qc4+ 23. Ke5 Qd5+ 24. Kf4 Qd2+ 25. e3 Qd6+ 26. Kxe4 Qxb4+ 27. Kf3 *", + "Moves": "b4g4", + "MovesSAN": "Qg4#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r5r1/pbp4p/1bp2p2/2Np4/5kB1/5P2/PPP2P1P/3RRK2 w - - 14 21", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Nxc6 bxc6 6. Qf3 Bb7 7. Bc4 Qe7 8. O-O Nf6 9. Bg5 Qxe4 10. Bxf6 Qxf3 11. gxf3 gxf6 12. Re1+ Kd8 13. Bxf7 d5 14. Nc3 Bb6 15. Rad1 Rf8 16. Bh5 Rg8+ 17. Kf1 Kd7 18. Bg4+ Kd6 19. Ne4+ Ke5 20. Nc5+ Kf4 *", + "Moves": "c5e6", + "MovesSAN": "Ne6#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "R5R1/1P3p2/4pk2/8/8/2P2rp1/7p/4n2K b - - 1 45", + "PGN": "1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 Qc7 6. Be2 Nf6 7. O-O h5 8. f4 d6 9. Be3 Be7 10. Bf3 Nbd7 11. Qe1 Rb8 12. Rd1 b5 13. Qf2 h4 14. h3 Bb7 15. Ndxb5 axb5 16. Nxb5 Qa5 17. Nxd6+ Bxd6 18. Rxd6 Bxe4 19. Rfd1 Rd8 20. a3 Bxf3 21. Qxf3 Qa8 22. Bb6 Qxf3 23. gxf3 Rc8 24. c3 Nxb6 25. Rxb6 Nd5 26. Rb7 Rh5 27. a4 Nxf4 28. Rdd7 Rf5 29. a5 Ra8 30. b4 Nxh3+ 31. Kh2 Ng5 32. Rdc7 Nxf3+ 33. Kh3 g5 34. a6 Kf8 35. a7 Kg7 36. Rb8 Rxa7 37. Rxa7 Rf4 38. Raa8 g4+ 39. Kg2 Ne1+ 40. Kg1 g3 41. Rg8+ Kf6 42. b5 Rf3 43. b6 h3 44. b7 h2+ 45. Kh1 *", + "Moves": "f3f1", + "MovesSAN": "Rf1#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "1n6/1p5R/p1kpb1p1/3Np1p1/4P3/3B4/PPP2rP1/2K5 w - - 0 24", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bd3 e5 7. Nf5 g6 8. Nh6 Bxh6 9. Bxh6 Ng4 10. Qd2 Qh4 11. Bg5 Qh5 12. h3 f6 13. O-O-O Qxg5 14. Qxg5 fxg5 15. hxg4 Bxg4 16. Nd5 Bxd1 17. Nc7+ Kd7 18. Nxa8 Bg4 19. Nb6+ Kc7 20. Nd5+ Kc6 21. Nf6 Be6 22. Rxh7 Rf8 23. Nd5 Rxf2 *", + "Moves": "h7c7", + "MovesSAN": "Rc7#", + "Themes": "endgame hookMate mate mateIn1 oneMove" + }, + { + "FEN": "8/1p1k1r2/3Pr2p/6p1/8/7Q/6PP/5R1K b - - 0 43", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qe5+ 4. Be2 Bf5 5. Nf3 Qd6 6. d4 a6 7. O-O Nc6 8. Be3 O-O-O 9. a3 e6 10. b4 Na7 11. b5 Nxb5 12. Bxb5 axb5 13. Nxb5 Qa6 14. c4 c6 15. Qc1 Kb8 16. Bf4+ Kc8 17. Rd1 h6 18. d5 g5 19. Bg3 Bg7 20. Ra2 Ne7 21. d6 Ng6 22. Rad2 Rd7 23. Nfd4 Bxd4 24. Nxd4 f6 25. Nxf5 exf5 26. c5 f4 27. Bxf4 Nxf4 28. Qb2 Nd5 29. Rxd5 cxd5 30. Qxf6 Rhh7 31. Qf8+ Rd8 32. Qf5+ Rhd7 33. Qxd5 Qxa3 34. Rb1 Qa6 35. Qb3 Re8 36. Qc3 Qc6 37. Ra1 Rf7 38. Ra8+ Kd7 39. Qh3+ Re6 40. Ra1 Qxc5 41. Rd1 Qxf2+ 42. Kh1 Qf1+ 43. Rxf1 *", + "Moves": "f7f1", + "MovesSAN": "Rxf1#", + "Themes": "backRankMate endgame mate mateIn1 oneMove queenRookEndgame" + }, + { + "FEN": "r1b1k2r/ppppqppp/8/4n3/1PP5/7P/1P1NPPP1/R2QKBNR b KQkq - 0 9", + "PGN": "1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. Bf4 Bb4+ 5. Nd2 Nc6 6. h3 Ngxe5 7. Bxe5 Nxe5 8. a3 Qe7 9. axb4 *", + "Moves": "e5d3", + "MovesSAN": "Nd3#", + "Themes": "mate mateIn1 oneMove opening pin smotheredMate" + }, + { + "FEN": "3rk2b/p1Q4p/6p1/4pb2/2BP1nq1/8/PP1P1PPP/RNB2R1K b - - 0 15", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Nxd5 6. Nxf7 Qd7 7. Nxh8 g6 8. Qf3 Nf4 9. O-O Nd4 10. Qe4 Bg7 11. c3 Qg4 12. cxd4 Bxh8 13. Kh1 Bf5 14. Qxb7 Rd8 15. Qxc7 *", + "Moves": "g4g2", + "MovesSAN": "Qxg2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "4R3/1p3Qpk/p1p3rp/8/8/P6P/1q3PP1/6K1 w - - 0 33", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Bc4 Bc5 4. O-O d6 5. h3 a6 6. Re1 h6 7. c3 Be6 8. Bf1 Nc6 9. d4 exd4 10. cxd4 Bb4 11. Nc3 d5 12. exd5 Nxd5 13. a3 Bxc3 14. bxc3 Nxc3 15. Qd3 Nd5 16. Bb2 O-O 17. Be2 Nf4 18. Qd2 Nxe2+ 19. Rxe2 Bd5 20. Ne5 Qd6 21. Rae1 Rad8 22. Nxc6 Bxc6 23. Qc3 Qd5 24. Qg3 Rd6 25. Re5 Qc4 26. d5 Bxd5 27. Rxd5 Rg6 28. Qf3 c6 29. Rd7 Qb5 30. Rxf7 Rxf7 31. Re8+ Kh7 32. Qxf7 Qxb2 *", + "Moves": "f7g8", + "MovesSAN": "Qg8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r3nrk1/ppp4p/2n1q1pQ/4Pp2/8/2N2PP1/PP3P2/2KR3R w - - 0 18", + "PGN": "1. d4 d5 2. Bf4 Nc6 3. e3 Nf6 4. Nf3 Bg4 5. c4 e6 6. Nc3 dxc4 7. Bxc4 Bd6 8. Bg3 O-O 9. e4 Bxg3 10. hxg3 Bxf3 11. gxf3 Nxd4 12. e5 Ne8 13. Qd3 g6 14. O-O-O Nc6 15. Qe3 Qe7 16. Qh6 f5 17. Bxe6+ Qxe6 *", + "Moves": "h6h7", + "MovesSAN": "Qxh7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r4rk1/ppp1qppp/3b4/4p1N1/3p3Q/8/PP3PPP/n2K3R w - - 0 19", + "PGN": "1. e4 e5 2. Nf3 d6 3. Ng5 Qxg5 4. d3 Qd8 5. d4 exd4 6. Bc4 Nf6 7. e5 dxe5 8. Qe2 Bd6 9. Bg5 O-O 10. Nd2 Nc6 11. Bxf6 Qxf6 12. Ne4 Qe7 13. Qf3 Be6 14. Bxe6 Qxe6 15. Qg3 Nb4 16. Ng5 Qe7 17. Qh4 Nxc2+ 18. Kd1 Nxa1 *", + "Moves": "h4h7", + "MovesSAN": "Qxh7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "6k1/1p4p1/p1p5/3pB1Q1/P2P4/6P1/2q5/1b4K1 w - - 4 50", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. c3 Nge7 5. O-O O-O 6. d4 exd4 7. cxd4 Bb6 8. Nc3 d6 9. h3 Bd7 10. Bg5 f6 11. Bh4 Ng6 12. Bg3 a6 13. Ba4 Na7 14. Bc2 Nb5 15. Nd5 c6 16. Nxb6 Qxb6 17. h4 d5 18. e5 fxe5 19. Bxg6 hxg6 20. Bxe5 Rae8 21. a4 Na7 22. Qd3 Bf5 23. Qc3 Nc8 24. b4 Qd8 25. Rfe1 Be4 26. Ng5 Bf5 27. Re3 Nd6 28. Rg3 Ne4 29. Nxe4 Bxe4 30. h5 Qh4 31. hxg6 Re6 32. Re1 Rxg6 33. Qe3 Rxg3 34. fxg3 Qh5 35. Qb3 Qf7 36. Qe3 Qg6 37. Rf1 Rxf1+ 38. Kxf1 Qh5 39. Qd2 Qh1+ 40. Ke2 Qxg2+ 41. Kd1 Qf3+ 42. Ke1 Bd3 43. Qf2 Qe4+ 44. Kd2 Bb1 45. Qf4 Qc2+ 46. Ke1 Qc3+ 47. Kf2 Qxb4 48. Qg5 Qb2+ 49. Kg1 Qc2 *", + "Moves": "g5g7", + "MovesSAN": "Qxg7#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "4r1k1/ppp2ppp/5b2/8/2N5/2P5/PPb2PPP/R1B3K1 b - - 1 16", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O d6 5. d4 Bd7 6. Bxc6 Bxc6 7. dxe5 dxe5 8. Nxe5 Qxd1 9. Rxd1 Bxe4 10. c3 Be7 11. Nd2 Bc2 12. Re1 O-O 13. Nd7 Rfe8 14. Nxf6+ Bxf6 15. Rxe8+ Rxe8 16. Nc4 *", + "Moves": "e8e1", + "MovesSAN": "Re1#", + "Themes": "backRankMate endgame mate mateIn1 oneMove" + }, + { + "FEN": "r1b1kb1Q/ppp2r2/2n5/2qN2pN/4p3/8/PPPP2PP/R1B2R1K b q - 3 14", + "PGN": "1. e4 e5 2. f4 Nc6 3. Bc4 f5 4. Bxg8 Rxg8 5. Qh5+ g6 6. Qxh7 Rg7 7. Qh8 fxe4 8. Ne2 exf4 9. Nxf4 d5 10. O-O Rf7 11. Nc3 Qd6 12. Ncxd5 g5 13. Nh5 Qc5+ 14. Kh1 *", + "Moves": "f7f1", + "MovesSAN": "Rxf1#", + "Themes": "backRankMate hangingPiece mate mateIn1 oneMove opening" + }, + { + "FEN": "2qrr3/p4QPk/1p6/2n4p/5P1K/P5P1/1B5P/2R1R3 b - - 4 34", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 b6 6. Nf3 Ba6 7. e3 d5 8. cxd5 Bxf1 9. Kxf1 Nxd5 10. Qc2 Nd7 11. g3 O-O 12. Kg2 N7f6 13. e4 Ne7 14. Bg5 Nd7 15. Rhe1 f6 16. Bc1 c5 17. Bb2 Rc8 18. Qe2 cxd4 19. cxd4 Qc7 20. Rac1 Qb7 21. Kg1 Ng6 22. Nd2 e5 23. Nc4 Qb8 24. dxe5 Ndxe5 25. Nxe5 Nxe5 26. f4 Nd7 27. Kg2 Nc5 28. Kh3 Rfe8 29. e5 Rcd8 30. Qc4+ Kh8 31. exf6 h5 32. fxg7+ Kh7 33. Qf7 Qc8+ 34. Kh4 *", + "Moves": "c8g4", + "MovesSAN": "Qg4#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "6r1/3p1p1k/1qpBpPp1/p3P3/2P3P1/3R4/P1P3KP/1r6 w - - 0 30", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. Nc3 Bb4 6. Nxc6 bxc6 7. Qd4 Bxc3+ 8. bxc3 Nf6 9. Ba3 a5 10. Be2 Ba6 11. Bxa6 Rxa6 12. O-O Ra8 13. c4 Rc8 14. e5 Nh5 15. Qg4 g6 16. f4 Ng7 17. Qf3 Nf5 18. Rad1 Ne7 19. g4 O-O 20. Kh1 Re8 21. Rd6 Rc7 22. Rfd1 Nc8 23. f5 Nxd6 24. Bxd6 Rb7 25. f6 Kh8 26. Qh3 Rg8 27. Rd3 Rb1+ 28. Kg2 Qb6 29. Qxh7+ Kxh7 *", + "Moves": "d3h3", + "MovesSAN": "Rh3#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r2n2kn/pp2Q1b1/3p3p/6pP/8/3PBN2/PP4q1/1K1R1R2 b - - 1 26", + "PGN": "1. e4 g6 2. h4 f6 3. h5 g5 4. d4 Nh6 5. Nc3 Nf7 6. Be3 h6 7. Qd3 Bg7 8. O-O-O O-O 9. f4 Nc6 10. fxg5 fxg5 11. e5 d6 12. Qg6 Nh8 13. Qe4 Bf5 14. Qd5+ Kh7 15. e6 Qc8 16. Bd3 Bxd3 17. cxd3 Rf6 18. Qc4 Nd8 19. d5 c6 20. Qe4+ Kg8 21. Kb1 cxd5 22. Nxd5 Rxe6 23. Nxe7+ Rxe7 24. Qxe7 Qg4 25. Nf3 Qxg2 26. Rhf1 *", + "Moves": "g2b2", + "MovesSAN": "Qxb2#", + "Themes": "mate mateIn1 middlegame oneMove queensideAttack" + }, + { + "FEN": "rn4k1/pp1q1r2/3p2B1/3p4/2PB2b1/8/P2K1PP1/7R w - - 0 22", + "PGN": "1. d4 g6 2. c4 Bg7 3. Nc3 Nf6 4. e4 O-O 5. h4 d6 6. h5 Nxh5 7. Be3 e5 8. d5 f5 9. exf5 Nf6 10. fxg6 hxg6 11. Bd3 e4 12. Nxe4 Nxe4 13. Bxe4 Bxb2 14. Qg4 Bxg4 15. Bxg6 Bxa1 16. Ne2 Rf7 17. Nd4 Bxd4 18. Bxd4 Qe8+ 19. Be3 Qd7 20. Kd2 c6 21. Bd4 cxd5 *", + "Moves": "h1h8", + "MovesSAN": "Rh8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "5r2/pp5R/4pkp1/3p1p2/3P1PP1/2P2K2/PP6/8 w - - 0 29", + "PGN": "1. d4 Nf6 2. Nf3 d5 3. Bf4 Bg4 4. e3 e6 5. Nbd2 c5 6. c3 cxd4 7. exd4 Ne4 8. Be2 Bxf3 9. Bxf3 Nxd2 10. Qxd2 Nd7 11. O-O Be7 12. Bd1 h6 13. Bc2 Bg5 14. Bxg5 hxg5 15. f3 Qc7 16. Qxg5 Qxh2+ 17. Kf2 Qh4+ 18. Qxh4 Rxh4 19. Rh1 Rxh1 20. Rxh1 O-O-O 21. Rh7 Rg8 22. Ba4 Kc7 23. Bxd7 Kxd7 24. Ke3 Ke7 25. f4 f5 26. g3 Kf6 27. Kf3 Rf8 28. g4 g6 *", + "Moves": "g4g5", + "MovesSAN": "g5#", + "Themes": "endgame mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "r5kr/1b2b2p/p3pn1B/1pq5/8/3B4/PPP1QPPP/2KR3R w - - 0 18", + "PGN": "1. e4 e6 2. d4 d5 3. Nd2 c5 4. Ngf3 cxd4 5. exd5 Qxd5 6. Bc4 Qd6 7. Qe2 Nf6 8. Nb3 Nc6 9. Bg5 a6 10. O-O-O b5 11. Bd3 Bb7 12. Nbxd4 Nxd4 13. Nxd4 Be7 14. Nf5 Qc5 15. Nxg7+ Kf8 16. Bh6 Kg8 17. Nxe6 fxe6 *", + "Moves": "e2e6", + "MovesSAN": "Qxe6#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3rk2r/5p1p/1qn5/p3pP1Q/Pp2P3/1B4bP/1P3P2/R3K2R w KQk - 0 21", + "PGN": "1. e4 e5 2. Nf3 d6 3. Nc3 Bg4 4. Bd3 c6 5. Bc4 b5 6. Bb3 a5 7. a4 b4 8. Ne2 Nf6 9. h3 Bxf3 10. gxf3 c5 11. c3 g5 12. d4 Nc6 13. cxb4 cxb4 14. dxe5 dxe5 15. Bxg5 Be7 16. Bxf6 Bxf6 17. f4 Qb6 18. f5 Bh4 19. Ng3 Rd8 20. Qh5 Bxg3 *", + "Moves": "h5f7", + "MovesSAN": "Qxf7#", + "Themes": "attackingF2F7 mate mateIn1 middlegame oneMove" + }, + { + "FEN": "6k1/1p4pp/2p5/4Q3/8/1Pqr3P/P3RPP1/1K6 b - - 0 34", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. Nc3 Nxc3 6. dxc3 Nd7 7. Be3 Be7 8. Qd2 Ne5 9. O-O-O c6 10. Kb1 Qa5 11. Nd4 O-O 12. h3 d5 13. Nb3 Qc7 14. Bf4 f6 15. c4 Be6 16. Nd4 Bf7 17. cxd5 Bxd5 18. Nf5 Rad8 19. Bd3 Be4 20. Qe3 Bxd3 21. Rxd3 Rxd3 22. cxd3 Qd7 23. Nxe7+ Qxe7 24. Re1 Re8 25. Qxa7 Qd7 26. Qe3 Rd8 27. Bxe5 fxe5 28. Kc2 Qd5 29. b3 Qa5 30. Kb2 Rd5 31. Qe4 Qd2+ 32. Kb1 Qc3 33. Re2 Rxd3 34. Qxe5 *", + "Moves": "d3d1", + "MovesSAN": "Rd1#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "r5k1/ppq1rppp/8/2pP4/8/PNBbPB1P/1P3KPb/2RQ3R b - - 0 26", + "PGN": "1. d4 d5 2. Nf3 e6 3. e3 Nf6 4. c4 Be7 5. Nc3 O-O 6. cxd5 exd5 7. Bd3 Bg4 8. O-O Nbd7 9. h3 Bh5 10. Re1 c6 11. Bd2 Re8 12. Rc1 Bd6 13. Be2 Ne4 14. Nxe4 dxe4 15. Nh2 Bg6 16. f3 exf3 17. Bxf3 Qc7 18. Nf1 Nf6 19. a3 Ne4 20. Bc3 Re7 21. d5 c5 22. Nd2 Bh2+ 23. Kf1 Ng3+ 24. Kf2 Bd3 25. Nb3 Nh1+ 26. Rxh1 *", + "Moves": "c7g3", + "MovesSAN": "Qg3#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2rq1rk1/1p2bpp1/p3p3/1b1p2Nn/3P1B2/2P4P/PPQN1P2/2KR3R w - - 3 18", + "PGN": "1. d4 d5 2. Bf4 e6 3. e3 c5 4. Nf3 Nc6 5. c3 cxd4 6. exd4 Nf6 7. Nbd2 Be7 8. Bd3 O-O 9. Qc2 h6 10. O-O-O Bd7 11. h3 Rc8 12. g4 Nb4 13. Qb1 Nxd3+ 14. Qxd3 a6 15. g5 hxg5 16. Nxg5 Bb5 17. Qc2 Nh5 *", + "Moves": "c2h7", + "MovesSAN": "Qh7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r4rk1/p3ppbp/3p2p1/1qp2P2/4P3/2P3Q1/PP1R2PP/R1B4K b - - 0 19", + "PGN": "1. e4 c5 2. Nc3 Nc6 3. Bc4 Nf6 4. f4 d6 5. Nf3 g6 6. O-O Bg7 7. d3 Bg4 8. Qe1 Bxf3 9. Rxf3 Nd4 10. Rf2 Ng4 11. Rd2 O-O 12. Ne2 Ne3 13. Nxd4 Bxd4 14. Kh1 Nxc4 15. dxc4 Qa5 16. c3 Bg7 17. Qg3 b5 18. cxb5 Qxb5 19. f5 *", + "Moves": "b5f1", + "MovesSAN": "Qf1#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/pppk3p/8/2B5/7P/5bP1/PPr2P2/RN3K2 b - - 0 26", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nxd4 5. Qxd4 Ne7 6. Bc4 d6 7. e5 Nc6 8. Bb5 Bd7 9. Bxc6 Bxc6 10. O-O Be7 11. exd6 Bxd6 12. Qxg7 Qh4 13. Re1+ Kd7 14. Qxf7+ Kd8 15. g3 Qh3 16. Qf6+ Kd7 17. Qf7+ Kc8 18. Qe6+ Qxe6 19. Rxe6 Kd7 20. Re1 Rhe8 21. Rxe8 Rxe8 22. Bd2 Re2 23. Kf1 Bf3 24. h4 Bc5 25. Be3 Rxc2 26. Bxc5 *", + "Moves": "c2c1", + "MovesSAN": "Rc1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "8/1p3ppk/6np/2B2K1P/4Q3/2P5/P4P2/6r1 b - - 0 36", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. d3 Nc6 4. h3 Bc5 5. Be2 d6 6. O-O h6 7. c3 Bb6 8. d4 exd4 9. cxd4 Nxe4 10. d5 Ne7 11. Qa4+ c6 12. Qxe4 cxd5 13. Bb5+ Bd7 14. Bxd7+ Qxd7 15. Qd3 O-O 16. Nc3 d4 17. Nxd4 Bxd4 18. Qxd4 d5 19. Be3 Rad8 20. Rad1 Qe6 21. Qxa7 Nf5 22. Bc5 Rfe8 23. Rfe1 Qxe1+ 24. Rxe1 Rxe1+ 25. Kh2 d4 26. Qb6 Rd7 27. Qb5 dxc3 28. bxc3 Rdd1 29. g4 Rh1+ 30. Kg2 Nh4+ 31. Kg3 Rdg1+ 32. Kf4 Rxh3 33. Qe8+ Kh7 34. Qe4+ Ng6+ 35. Kf5 Rh5+ 36. gxh5 *", + "Moves": "g1g5", + "MovesSAN": "Rg5#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r2q3k/1p4p1/p4rQp/2pP4/2P1B3/7P/PP3b2/R3R2K w - - 4 26", + "PGN": "1. c4 e5 2. g3 Nf6 3. Bg2 Bc5 4. Nc3 d6 5. Nf3 O-O 6. O-O Bg4 7. h3 Bxf3 8. Bxf3 c6 9. e3 a6 10. d4 exd4 11. exd4 Ba7 12. Bg5 Nbd7 13. Qd3 c5 14. d5 h6 15. Bf4 Ne5 16. Bxe5 dxe5 17. Ne4 Nxe4 18. Qxe4 f5 19. Qxe5 Bb8 20. Qe6+ Kh8 21. Rfe1 f4 22. Be4 fxg3 23. fxg3 Bxg3 24. Qg6 Bf2+ 25. Kh1 Rf6 *", + "Moves": "g6h7", + "MovesSAN": "Qh7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r4rk1/pb3p1p/1p4p1/2pqR3/2N5/2PB3P/PP3PP1/R2Q2K1 b - - 0 17", + "PGN": "1. d4 Nf6 2. Bf4 g6 3. e3 Bg7 4. Nf3 c5 5. c3 b6 6. h3 Bb7 7. Nbd2 d5 8. Bd3 O-O 9. O-O Nc6 10. Re1 Nd7 11. e4 e5 12. dxe5 Ncxe5 13. Nxe5 Nxe5 14. Bxe5 Bxe5 15. exd5 Qd6 16. Nc4 Qxd5 17. Rxe5 *", + "Moves": "d5g2", + "MovesSAN": "Qxg2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r2R1rk1/1p1bQppp/p3p3/4q3/P7/2N5/1P3PPP/5K1R w - - 2 17", + "PGN": "1. d4 d5 2. c4 e6 3. Nf3 a6 4. Nc3 dxc4 5. a4 c5 6. e3 cxd4 7. exd4 Qc7 8. Ne5 Nc6 9. Bf4 Bd6 10. Bxc4 Nxe5 11. dxe5 Qxc4 12. Qxd6 Ne7 13. Rd1 O-O 14. Qxe7 Qxf4 15. Rd8 Qxe5+ 16. Kf1 Bd7 *", + "Moves": "e7f8", + "MovesSAN": "Qxf8#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1b1k2r/pp3ppp/2N2n2/8/2B5/2N1b3/PP3PPP/3RK2R w Kkq - 0 12", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. c4 e6 4. d4 cxd4 5. Nxd4 d5 6. exd5 exd5 7. Nc3 dxc4 8. Bxc4 Nf6 9. Be3 Bc5 10. Nxc6 Qxd1+ 11. Rxd1 Bxe3 *", + "Moves": "d1d8", + "MovesSAN": "Rd8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r3k1rQ/pp1q1p1p/4b3/3p2p1/P2P4/BP6/5PPP/2R3K1 w q - 3 24", + "PGN": "1. e4 e6 2. d4 d5 3. e5 c5 4. Qg4 Qb6 5. Nf3 Nc6 6. Bd3 cxd4 7. O-O Nge7 8. Nbd2 Nb4 9. Nb3 Nxd3 10. cxd3 Nf5 11. Nbxd4 Nxd4 12. Nxd4 Bd7 13. a4 g6 14. b3 Bg7 15. Re1 Qc7 16. Ba3 Bxe5 17. Nxe6 Bxe6 18. Qg5 Bxa1 19. Rxa1 Qd7 20. Qf6 Rg8 21. Rc1 g5 22. d4 Rg6 23. Qh8+ Rg8 *", + "Moves": "h8g8", + "MovesSAN": "Qxg8#", + "Themes": "hangingPiece mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r3qrk1/ppp1b3/1n2p2p/3b2NP/2pP2n1/4B1PN/PPQ2PB1/4RRK1 w - - 1 21", + "PGN": "1. d4 Nf6 2. Nf3 d5 3. c4 e6 4. Nc3 dxc4 5. e4 Bb4 6. e5 Nd5 7. Qc2 Nb6 8. g3 Bd7 9. Bg2 Bc6 10. O-O O-O 11. Ng5 g6 12. Nce4 N8d7 13. h4 Be7 14. Bf4 Bd5 15. h5 h6 16. Nh3 g5 17. Be3 f5 18. exf6 Nxf6 19. Rae1 Ng4 20. Nexg5 Qe8 *", + "Moves": "c2h7", + "MovesSAN": "Qh7#", + "Themes": "master masterVsMaster mate mateIn1 middlegame oneMove" + }, + { + "FEN": "5k2/R7/5K2/8/4P2p/8/8/4r3 w - - 0 71", + "PGN": "1. d4 d5 2. Nf3 e6 3. c4 a6 4. cxd5 exd5 5. Bf4 Nf6 6. Nc3 Bd6 7. Bxd6 Qxd6 8. e3 O-O 9. Bd3 Bg4 10. O-O Nbd7 11. Qb3 Bxf3 12. gxf3 b5 13. Kh1 c5 14. dxc5 Nxc5 15. Qd1 Rad8 16. Ne2 Rfe8 17. Rg1 Ne6 18. Bf5 Qe5 19. Bxe6 fxe6 20. Qd4 Qxd4 21. Nxd4 e5 22. Nc6 Rc8 23. Rac1 Kf8 24. Rgd1 Rc7 25. Nb4 Rc4 26. Rxc4 dxc4 27. Nxa6 Ra8 28. Nb4 Ra4 29. a3 c3 30. bxc3 Rxa3 31. Rd3 e4 32. fxe4 Nxe4 33. Kg2 Rxc3 34. Rd8+ Kf7 35. Rb8 Rc5 36. Nd3 Rg5+ 37. Kf3 Nd2+ 38. Kf4 Rg2 39. f3 g5+ 40. Kf5 Nc4 41. e4 Rd2 42. Rb7+ Ke8 43. Rb8+ Kd7 44. Nb4 Rxh2 45. Kxg5 Nd2 46. Rxb5 Nxf3+ 47. Kf4 Nh4 48. Rb7+ Ke6 49. Nd3 Ng6+ 50. Kg3 Rd2 51. Nf4+ Nxf4 52. Kxf4 Rf2+ 53. Ke3 Rh2 54. Kd4 Rd2+ 55. Ke3 Rh2 56. Rb6+ Ke5 57. Rb5+ Ke6 58. Rg5 h5 59. Kf4 Rf2+ 60. Kg3 Re2 61. Kf3 Rh2 62. Rg6+ Ke5 63. Rg5+ Ke6 64. Ra5 Rh3+ 65. Kf4 Rh1 66. Ra6+ Ke7 67. Kf5 Rf1+ 68. Ke5 Re1 69. Ra7+ Kf8 70. Kf6 h4 *", + "Moves": "a7a8", + "MovesSAN": "Ra8#", + "Themes": "endgame master mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "7k/5p2/8/3b4/5pP1/3N3P/PPP1R2K/3r4 b - - 8 33", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d4 Nxd4 5. Nxe5 Ne6 6. Bg5 Be7 7. Bxe6 dxe6 8. Qxd8+ Bxd8 9. O-O O-O 10. Nc3 b6 11. Rad1 Ba6 12. Rfe1 h6 13. Bxf6 Bxf6 14. Nd7 Rfd8 15. Nxf6+ gxf6 16. h3 Kh7 17. Kh2 Rg8 18. Rd7 Rg7 19. Rxc7 Rag8 20. g3 f5 21. exf5 exf5 22. Rxa7 Bc8 23. Nd5 Kh8 24. Nxb6 Be6 25. Ra8 f4 26. Rxg8+ Rxg8 27. g4 h5 28. f3 hxg4 29. fxg4 Rd8 30. Re2 Rd6 31. Na4 Rd1 32. Nc5 Bd5 33. Nd3 *", + "Moves": "d1h1", + "MovesSAN": "Rh1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "6k1/1p4p1/3B2P1/3p1P1n/r1bP2N1/bp5P/3K4/4R3 w - - 0 44", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 e5 5. Nc3 exd4 6. Qxd4 Nc6 7. Qd1 Nf6 8. Bd3 Be7 9. O-O O-O 10. Bg5 h6 11. Bh4 Ne5 12. Be2 Be6 13. Qd4 Qb6 14. Qxb6 axb6 15. a3 Rac8 16. Rfe1 Nc4 17. Nd1 Rfe8 18. Bd3 Ne5 19. f4 Nxd3 20. cxd3 Rc2 21. Kf1 Ng4 22. Bg3 f5 23. h3 Nf6 24. Ne3 Rxb2 25. exf5 Bd7 26. Rac1 Bc6 27. Bf2 d5 28. Nd1 Rb3 29. Bd4 Kf7 30. Nf2 Rxa3 31. g4 Ra4 32. Be5 Bb4 33. Re2 Bc5 34. g5 hxg5 35. fxg5 Nh5 36. d4 Ba3 37. Rb1 b5 38. Ng4 b4 39. g6+ Kg8 40. Bd6 Rxe2 41. Kxe2 Bb5+ 42. Kd2 Bc4 43. Re1 b3 *", + "Moves": "e1e8", + "MovesSAN": "Re8#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "6rk/5p2/1p1p4/p1pPb3/P1P1Pn2/2N1B3/1P3P1K/1B5R b - - 0 31", + "PGN": "1. e4 b6 2. d4 Nc6 3. Nf3 Nf6 4. d5 Na5 5. Bd3 c5 6. c4 g5 7. Bxg5 d6 8. a3 Bg7 9. Nc3 Bg4 10. O-O h6 11. Bh4 e6 12. Rc1 e5 13. Bb1 Bxf3 14. gxf3 O-O 15. Kh1 Qd7 16. Qe2 Qh3 17. Bg3 Nb3 18. Rcd1 Nd4 19. Qe3 Nh5 20. Rg1 a5 21. f4 exf4 22. Bxf4 Qxe3 23. Bxe3 Kh8 24. a4 Nf3 25. Rg2 Be5 26. Bxh6 Rg8 27. Be3 Rxg2 28. Kxg2 Nxh2 29. Rh1 Rg8+ 30. Kh3 Nf4+ 31. Kxh2 *", + "Moves": "g8g2", + "MovesSAN": "Rg2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/3Q4/1P4p1/p5kp/P7/5PKP/2q5/8 b - - 2 46", + "PGN": "1. e4 e5 2. Bc4 Nf6 3. Qf3 Nc6 4. c3 Bc5 5. b4 Bb6 6. a4 a5 7. b5 Ne7 8. Ne2 d5 9. exd5 Nfxd5 10. O-O O-O 11. h3 c6 12. Qg3 Nf5 13. Qh2 Re8 14. Ng3 Nxg3 15. Qxg3 Bc7 16. d3 e4 17. f4 e3 18. Bxd5 e2 19. Re1 cxd5 20. Qf3 d4 21. Rxe2 dxc3 22. Nxc3 Rxe2 23. Nxe2 Bf5 24. Bb2 Bxd3 25. Qg3 f6 26. Nc3 Qe7 27. Qxd3 Rd8 28. Qf3 Qb4 29. Rb1 Bxf4 30. Nd5 Qc5+ 31. Kh1 Rxd5 32. Qxf4 Qc2 33. Qb8+ Kf7 34. Qxb7+ Kg6 35. Rc1 Qxb2 36. Qxd5 Qxc1+ 37. Kh2 h5 38. Qe4+ f5 39. Qe6+ Kg5 40. Qf7 g6 41. Qa7 f4 42. Qe7+ Kf5 43. Qd7+ Kg5 44. b6 f3 45. gxf3 Qc2+ 46. Kg3 *", + "Moves": "h5h4", + "MovesSAN": "h4#", + "Themes": "endgame mate mateIn1 oneMove queenEndgame" + }, + { + "FEN": "rnbBk2r/pp1p1ppp/8/2b5/4n3/5N2/PPP1PPPP/R2QKB1R b KQkq - 0 8", + "PGN": "1. d4 Nf6 2. Nf3 c5 3. Bg5 cxd4 4. Nxd4 e5 5. Nf3 Bc5 6. Nc3 e4 7. Nxe4 Nxe4 8. Bxd8 *", + "Moves": "c5f2", + "MovesSAN": "Bxf2#", + "Themes": "attackingF2F7 mate mateIn1 oneMove opening" + }, + { + "FEN": "2kr3r/1pp2p2/p1p2q2/4N1pp/3PP3/1Q5n/PP1N1P2/R3RK2 b - - 1 18", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. O-O Bg4 6. h3 h5 7. d3 Bd6 8. Be3 Qf6 9. Nbd2 Ne7 10. c3 O-O-O 11. Qb3 Ng6 12. d4 exd4 13. cxd4 Bf4 14. Bxf4 Nxf4 15. Rfe1 Bxh3 16. gxh3 Nxh3+ 17. Kf1 g5 18. Ne5 *", + "Moves": "f6f2", + "MovesSAN": "Qxf2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2R1n1k1/5ppp/4p3/3b4/8/2p4P/5PPK/8 w - - 2 35", + "PGN": "1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 e6 5. Be2 a6 6. Nf3 b5 7. a4 Bb7 8. axb5 axb5 9. Rxa8 Bxa8 10. Bxb5 Nf6 11. Qe2 Bb4 12. O-O Bxc3 13. bxc3 O-O 14. Rd1 Nxe4 15. Bb2 Nf6 16. c4 Nc6 17. Ne5 Nxe5 18. Bxe5 d5 19. Qd2 Bb7 20. Qf4 Nd7 21. Bb2 Nf6 22. Ba3 Nh5 23. Qg4 Nf6 24. Qh3 Re8 25. Bxe8 Nxe8 26. Rd3 Qa5 27. Qe3 dxc4 28. Rd7 Bd5 29. h3 c3 30. Kh2 Qxa3 31. Qb6 Qa8 32. Rd8 Qc6 33. Qxc6 Bxc6 34. Rc8 Bd5 *", + "Moves": "c8e8", + "MovesSAN": "Rxe8#", + "Themes": "backRankMate endgame hangingPiece mate mateIn1 oneMove" + }, + { + "FEN": "rnbqkbnr/ppppp3/7p/6p1/3Pp2B/8/PPP2PPP/RN1QKBNR w KQkq - 0 5", + "PGN": "1. d4 f5 2. Bg5 h6 3. Bh4 g5 4. e4 fxe4 *", + "Moves": "d1h5", + "MovesSAN": "Qh5#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "r3k2r/ppb2ppp/2nqp3/8/3Pp1b1/1BP1B3/PP1N1PPP/R3QRK1 b kq - 1 13", + "PGN": "1. e4 c6 2. Bc4 d5 3. exd5 cxd5 4. Bb3 Nc6 5. d4 Nf6 6. Nf3 Bg4 7. O-O e6 8. Be3 Bd6 9. Nbd2 Bc7 10. Qe1 Qd6 11. c3 Ne4 12. Nxe4 dxe4 13. Nd2 *", + "Moves": "d6h2", + "MovesSAN": "Qxh2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "5rk1/Q4pbp/4p1p1/1N2P3/3P1q2/1P4R1/P5PP/2R4K b - - 0 24", + "PGN": "1. e4 c5 2. Nf3 g6 3. c3 Bg7 4. d4 cxd4 5. cxd4 d5 6. e5 Nc6 7. Nc3 Bg4 8. Be2 Bxf3 9. Bxf3 e6 10. Be3 Nh6 11. Qb3 Rc8 12. Qxb7 O-O 13. O-O Nf5 14. Nb5 Na5 15. Qxa7 Nc4 16. b3 Ncxe3 17. fxe3 Qg5 18. e4 dxe4 19. Bxe4 Qe3+ 20. Kh1 Qxe4 21. Rxf5 Rc2 22. Rg5 Qf4 23. Rg3 Rc1+ 24. Rxc1 *", + "Moves": "f4c1", + "MovesSAN": "Qxc1#", + "Themes": "backRankMate mate mateIn1 middlegame oneMove" + }, + { + "FEN": "6k1/1p3ppp/8/8/p1B5/P1qP1b2/1RP5/2K1Q3 b - - 0 40", + "PGN": "1. e4 e6 2. Bc4 d5 3. exd5 exd5 4. Bb3 a5 5. a3 a4 6. Ba2 Nf6 7. d3 Be7 8. Nf3 O-O 9. h3 Re8 10. O-O c5 11. Bd2 Nc6 12. Nc3 Qd6 13. Ne2 Nh5 14. Rb1 Bd8 15. b3 Bc7 16. Re1 Ne5 17. Nxe5 Rxe5 18. Nc3 Re2 19. Nxe2 Qh2+ 20. Kf1 Bxh3 21. Nf4 Nxf4 22. Bxf4 Bxg2+ 23. Ke2 Re8+ 24. Kd2 Qxf4+ 25. Kc3 Qd4+ 26. Kd2 Bf4+ 27. Re3 Bxe3+ 28. fxe3 Qxe3+ 29. Kc3 Qd4+ 30. Kd2 c4 31. bxc4 dxc4 32. Bxc4 Qf4+ 33. Kc3 Bf3 34. Qf1 Qf6+ 35. Kd2 Re2+ 36. Kc1 Qf4+ 37. Kb2 Qd4+ 38. Kc1 Qc3 39. Rb2 Re1+ 40. Qxe1 *", + "Moves": "c3e1", + "MovesSAN": "Qxe1#", + "Themes": "endgame hangingPiece mate mateIn1 oneMove" + }, + { + "FEN": "3r1k1r/1pp1npp1/pb2p2p/4q3/1PP5/P1N1B3/5PPP/3RKB1R w K - 0 17", + "PGN": "1. e4 e6 2. d4 Nc6 3. Nf3 h6 4. c4 Bb4+ 5. Nc3 a6 6. Bd2 d6 7. a3 Ba5 8. b4 Bb6 9. Be3 Qf6 10. Qd2 Bd7 11. Rd1 Nge7 12. e5 dxe5 13. dxe5 Nxe5 14. Nxe5 Qxe5 15. Qxd7+ Kf8 16. Qd8+ Rxd8 *", + "Moves": "d1d8", + "MovesSAN": "Rxd8#", + "Themes": "backRankMate mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/3R4/pk1B2PQ/8/PP1p3P/3p4/4qP2/2K2R2 b - - 4 37", + "PGN": "1. e4 e5 2. Nf3 f5 3. d3 Nc6 4. c3 Nf6 5. Nbd2 Bc5 6. b4 Bd6 7. Qb3 a6 8. Ng5 Qe7 9. exf5 h6 10. Nge4 b6 11. Be2 Bb7 12. Nxf6+ Qxf6 13. Bh5+ Ke7 14. Bg6 Raf8 15. h4 Kd8 16. Ne4 Qe7 17. a4 Nb8 18. c4 Rf6 19. c5 Rxg6 20. fxg6 Rf8 21. cxd6 cxd6 22. Be3 d5 23. Bxb6+ Ke8 24. Bc5 d6 25. Nxd6+ Kd8 26. Nxb7+ Qxb7 27. Bxf8 d4 28. Qg8 Kc7 29. Qxg7+ Nd7 30. Qxh6 Qxg2 31. Rc1+ Kb7 32. Rf1 e4 33. Bd6 exd3 34. Rc7+ Kb6 35. Rxd7 Qe4+ 36. Kd1 Qe2+ 37. Kc1 *", + "Moves": "e2c2", + "MovesSAN": "Qc2#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r1b1kbr1/p4p2/1p2pB2/6p1/8/8/PPP3PP/3R1RK1 w q - 1 20", + "PGN": "1. e4 c6 2. d4 d5 3. f3 dxe4 4. fxe4 c5 5. Nf3 Nc6 6. Bc4 Nxd4 7. O-O Nxf3+ 8. Qxf3 Qd4+ 9. Be3 Qxc4 10. Nd2 Qe6 11. Rad1 Qg4 12. Bxc5 Qxf3 13. Nxf3 b6 14. Bb4 e6 15. Bc3 Nf6 16. Ng5 h6 17. e5 hxg5 18. exf6 gxf6 19. Bxf6 Rg8 *", + "Moves": "d1d8", + "MovesSAN": "Rd8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "rnb1k1nr/pppp2pp/8/2q5/8/2N1PN2/PPPK1bPP/R1BQ1B1R b kq - 0 9", + "PGN": "1. d4 e5 2. dxe5 f6 3. exf6 Qxf6 4. Nc3 Bc5 5. Nf3 Qb6 6. Nd5 Bxf2+ 7. Kd2 Qa5+ 8. Nc3 Qc5 9. e3 *", + "Moves": "c5e3", + "MovesSAN": "Qxe3#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "1r4k1/p1p2p2/3p2p1/3PpbB1/1P5q/P2P1PRr/3Q1P1P/6RK b - - 2 27", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 h6 5. Nc3 d6 6. O-O Nf6 7. Be3 Nd4 8. Na4 b5 9. Nxc5 bxc4 10. Na4 cxd3 11. cxd3 Bg4 12. Nc3 Nxf3+ 13. gxf3 Bh3 14. Re1 Nh5 15. Kh1 Nf4 16. Rg1 Qf6 17. Nd5 Nxd5 18. exd5 Rb8 19. Rb1 Rb4 20. a3 Rh4 21. Rg3 Bf5 22. Qc2 O-O 23. Rbg1 g6 24. Qd2 Rh3 25. Bxh6 Rb8 26. b4 Qh4 27. Bg5 *", + "Moves": "h3h2", + "MovesSAN": "Rxh2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "7k/1B4bp/p2p2p1/2p5/P1P2r2/1P6/6PP/5Q1K b - - 0 34", + "PGN": "1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e3 O-O 5. Bd3 c5 6. d5 d6 7. e4 Nbd7 8. Nge2 Ne5 9. b3 a6 10. Bb2 Rb8 11. a4 Ne8 12. Bc2 f5 13. f4 Ng4 14. Qc1 fxe4 15. Bxe4 e5 16. dxe6 Bxe6 17. O-O Ngf6 18. Bf3 Qb6 19. Qc2 Nc7 20. Rab1 Rbe8 21. Nd5 Ncxd5 22. Bxf6 Nxf6 23. Nc3 Bf5 24. Nd5 Nxd5 25. Bxd5+ Kh8 26. Qd2 Bxb1 27. Rxb1 Qb4 28. Qd3 Re1+ 29. Kf2 Rxb1 30. Qxb1 Qd2+ 31. Kg1 Rxf4 32. Bxb7 Qf2+ 33. Kh1 Qf1+ 34. Qxf1 *", + "Moves": "f4f1", + "MovesSAN": "Rxf1#", + "Themes": "backRankMate endgame mate mateIn1 oneMove" + }, + { + "FEN": "r1b3k1/bpp2pp1/p1n4p/P2q4/1P6/3B1N1P/3B1PP1/1R2Q1K1 w - - 0 19", + "PGN": "1. e4 e5 2. d4 exd4 3. c3 dxc3 4. Nxc3 Bb4 5. Bd2 Nf6 6. Bd3 O-O 7. Nf3 d6 8. O-O Nc6 9. a3 Ba5 10. b4 Bb6 11. Rb1 h6 12. a4 a6 13. a5 Ba7 14. h3 Re8 15. Re1 d5 16. Nxd5 Nxd5 17. exd5 Rxe1+ 18. Qxe1 Qxd5 *", + "Moves": "e1e8", + "MovesSAN": "Qe8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r3r1k1/7b/p1q1pp1Q/6p1/3P1n2/P1P3NP/1P3PP1/R1B1R1K1 b - - 0 24", + "PGN": "1. e4 d5 2. exd5 Nf6 3. Nc3 Bf5 4. d4 c6 5. dxc6 Nxc6 6. a3 h6 7. Nf3 a6 8. Bc4 e6 9. h3 b5 10. Bb3 Na5 11. Ba2 Nc4 12. Bxc4 bxc4 13. O-O Bd6 14. Re1 O-O 15. Ne5 Qc7 16. Qe2 Rfe8 17. Nxc4 Nd5 18. Nxd6 Qxd6 19. Ne4 Qc6 20. c3 f6 21. Ng3 Bh7 22. Qg4 g5 23. Qh5 Nf4 24. Qxh6 *", + "Moves": "c6g2", + "MovesSAN": "Qxg2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "4r1k1/2B2ppp/2n5/1p6/p7/2P5/PP1r1PPP/4R1K1 w - - 0 22", + "PGN": "1. e4 e5 2. Bc4 Nf6 3. d4 exd4 4. Nf3 Bc5 5. O-O Nxe4 6. Re1 d5 7. Bxd5 Qxd5 8. Nc3 Qd8 9. Rxe4+ Be6 10. Ne2 O-O 11. Nexd4 Bxd4 12. Qxd4 Nc6 13. Qxd8 Rfxd8 14. c3 Bc4 15. Bf4 Bd5 16. Re3 Bxf3 17. Rxf3 a5 18. Re1 b5 19. Rfe3 a4 20. Bxc7 Rd2 21. Re8+ Rxe8 *", + "Moves": "e1e8", + "MovesSAN": "Rxe8#", + "Themes": "backRankMate endgame mate mateIn1 oneMove" + }, + { + "FEN": "6k1/R7/7p/1P4p1/P1r5/5P1K/5R1P/6r1 b - - 0 34", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 h6 5. O-O Bc5 6. c3 dxc3 7. Bxf7+ Kxf7 8. Qd5+ Ke8 9. Qh5+ Ke7 10. Qxc5+ d6 11. Qxc3 Nf6 12. e5 dxe5 13. Nxe5 Nxe5 14. Qxe5+ Kf7 15. Nc3 Re8 16. Qg3 c6 17. Be3 b5 18. Qf3 Bb7 19. Rad1 Qc7 20. Rc1 Kg8 21. Nxb5 cxb5 22. Rxc7 Bxf3 23. gxf3 Nd5 24. Rb7 Nxe3 25. fxe3 Rxe3 26. Rxb5 Re2 27. a4 Rc8 28. Rf2 Rc1+ 29. Kg2 Ree1 30. Ra5 Rg1+ 31. Kh3 Rc7 32. b4 g5 33. b5 Rc4 34. Rxa7 *", + "Moves": "c4h4", + "MovesSAN": "Rh4#", + "Themes": "endgame mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "2k4r/p1p2ppp/1p6/8/4Q3/5P2/PPP3qP/1K1R4 w - - 0 21", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 Nxd4 4. Nxd4 exd4 5. Qxd4 Qf6 6. Be3 b6 7. Nc3 Bc5 8. Qd3 Bxe3 9. Qxe3 Ne7 10. O-O-O Bb7 11. f3 O-O-O 12. Bc4 Nc6 13. Qd3 Nb4 14. Qe2 d5 15. exd5 Qg5+ 16. Kb1 Nxd5 17. Nxd5 Bxd5 18. Bxd5 Rxd5 19. Qe4 Rxd1+ 20. Rxd1 Qxg2 *", + "Moves": "e4a8", + "MovesSAN": "Qa8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r4rk1/p1qp4/1p2p1p1/5pb1/8/2P4Q/PP1N1P2/2K4R w - - 0 28", + "PGN": "1. d4 g6 2. Bf4 Bg7 3. Nf3 Nf6 4. e3 O-O 5. c3 Nd5 6. Bg3 b6 7. Bd3 Nc6 8. Qc2 e6 9. Nbd2 Nce7 10. e4 Nf6 11. h3 c5 12. e5 Nfd5 13. h4 Nf5 14. Bf4 Nxf4 15. g4 Ne7 16. g5 Nxd3+ 17. Qxd3 Bb7 18. O-O-O Nf5 19. Rdg1 cxd4 20. Nxd4 Bxh1 21. Rxh1 Nxd4 22. Qxd4 Qc7 23. h5 Bxe5 24. Qe4 f5 25. Qf3 Bf4 26. hxg6 hxg6 27. Qh3 Bxg5 *", + "Moves": "h3h7", + "MovesSAN": "Qh7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "4r3/8/5pk1/8/5RP1/6PK/6P1/8 b - - 5 53", + "PGN": "1. d4 Nf6 2. Bf4 d6 3. e3 g6 4. Nd2 Bg7 5. Be2 O-O 6. Ngf3 Nbd7 7. c4 c6 8. O-O Qc7 9. c5 Nh5 10. cxd6 exd6 11. Bg3 Nxg3 12. hxg3 d5 13. Rc1 Re8 14. b4 a6 15. a4 Qb6 16. b5 c5 17. dxc5 Nxc5 18. a5 Qd6 19. Nc4 Qe7 20. Nb6 Rb8 21. Qxd5 Ne6 22. Rfd1 Rd8 23. Nxc8 Rbxc8 24. Rxc8 Rxc8 25. bxa6 bxa6 26. Bxa6 Rc5 27. Qa8+ Bf8 28. Bf1 Qc7 29. a6 Ra5 30. Qb7 Bd6 31. Qxc7 Bxc7 32. Nd4 Nc5 33. Nb5 Bb6 34. Nd6 Nxa6 35. Nc4 Rb5 36. Nxb6 Rxb6 37. Rd8+ Kg7 38. Bxa6 Rxa6 39. Rd7 Ra2 40. f3 Kf6 41. Kh2 h5 42. Rb7 g5 43. e4 Kg6 44. e5 Re2 45. Rb6+ Kf5 46. Rf6+ Kxe5 47. Rh6 g4 48. Rxh5+ Kf6 49. fxg4 Kg6 50. Rf5 f6 51. Rf3 Re4 52. Kh3 Re8 53. Rf4 *", + "Moves": "e8h8", + "MovesSAN": "Rh8#", + "Themes": "endgame master mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "2r2rk1/1b2bpp1/ppq1pn1p/2n5/2PN4/2N1P1B1/P1Q1BPPP/2RR2K1 b - - 3 18", + "PGN": "1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 e6 5. Bg5 Be7 6. e3 Nbd7 7. Qc2 O-O 8. b3 b6 9. Bd3 h6 10. Bh4 Bb7 11. O-O Rc8 12. Rfd1 c5 13. dxc5 Nxc5 14. Be2 Qc7 15. Rac1 dxc4 16. bxc4 a6 17. Bg3 Qc6 18. Nd4 *", + "Moves": "c6g2", + "MovesSAN": "Qxg2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/2k3p1/2Bp3p/3P4/5bQ1/1P6/P4qPP/4R2K b - - 0 43", + "PGN": "1. e4 d6 2. Nf3 c5 3. Bc4 e6 4. O-O Nc6 5. c3 Be7 6. d4 cxd4 7. cxd4 Nf6 8. d5 exd5 9. exd5 Nb8 10. Nc3 O-O 11. Bb3 Bg4 12. Qd3 Nbd7 13. Ng5 Ne5 14. Qg3 h6 15. Nge4 Nh5 16. Qe3 f5 17. f3 fxe4 18. fxg4 Rxf1+ 19. Kxf1 Nxg4 20. Qh3 Nhf6 21. Nxe4 Qb6 22. Nxf6+ Nxf6 23. Be3 Qb5+ 24. Kg1 Ne4 25. Qe6+ Kh8 26. Qxe4 Bf6 27. Bc2 Kg8 28. Qh7+ Kf7 29. Qg6+ Ke7 30. Re1 Be5 31. Bb3 Rf8 32. Qe6+ Kd8 33. Qg4 Kc7 34. Bxa7 b6 35. Ba4 Qc5+ 36. Kh1 Rf7 37. Be8 Re7 38. Bc6 Qa5 39. Bxb6+ Qxb6 40. b3 Qf2 41. Rc1 Bf4 42. Rd1 Re1+ 43. Rxe1 *", + "Moves": "f2e1", + "MovesSAN": "Qxe1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r4r1k/6p1/1q1p1bPp/8/2Q5/P5P1/1PN1R1P1/1K2R3 b - - 2 31", + "PGN": "1. d4 Nf6 2. Bg5 Ng8 3. e4 h6 4. Bf4 e6 5. c4 Ne7 6. Nc3 Ng6 7. Bg3 Be7 8. Nf3 O-O 9. Bd3 f5 10. exf5 exf5 11. Qc2 d6 12. O-O-O Nc6 13. a3 a6 14. Rde1 b5 15. cxb5 axb5 16. Bxb5 Na7 17. Bc4+ Kh8 18. Re2 Bg5+ 19. Kb1 c6 20. h4 Be7 21. h5 f4 22. hxg6 fxg3 23. fxg3 Nb5 24. Rhe1 Nxc3+ 25. Qxc3 Bf6 26. Be6 Ba6 27. Bc4 c5 28. Qd3 Bxc4 29. Qxc4 cxd4 30. Nxd4 Qb6 31. Nc2 *", + "Moves": "b6b2", + "MovesSAN": "Qxb2#", + "Themes": "mate mateIn1 middlegame oneMove queensideAttack" + }, + { + "FEN": "6r1/1p2p3/kr3b2/p4R1R/P1pP4/2P3P1/1P4PP/5K2 w - - 4 38", + "PGN": "1. d4 d5 2. Bf4 Nf6 3. Nf3 c5 4. e3 Qb6 5. Qc1 Bf5 6. Bd3 Bg6 7. Bxg6 hxg6 8. c3 Nc6 9. Nbd2 Nh5 10. Bg5 f6 11. Bh4 g5 12. Bg3 Nxg3 13. fxg3 c4 14. Qc2 Kf7 15. Nxg5+ fxg5 16. O-O+ Ke8 17. Qg6+ Kd8 18. Rf7 Na5 19. Qxg5 Qh6 20. Nf3 Qxg5 21. Nxg5 Kd7 22. Raf1 Nc6 23. Nf3 g6 24. Nh4 Rg8 25. R1f6 Bh6 26. Nxg6 Bxe3+ 27. Kf1 Bg5 28. Nf8+ Kc7 29. Ne6+ Kb6 30. Rf5 Bf6 31. Rxd5 Nd8 32. Nxd8 Raxd8 33. Rc5 Rc8 34. Rf5 Rc6 35. a4 a5 36. Rh7 Ka6 37. Rhh5 Rb6 *", + "Moves": "f5a5", + "MovesSAN": "Rxa5#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "2kr2nr/p1pqppbp/1p1p2p1/8/2P5/2NPPQP1/PP1B1P1P/R4RK1 w - - 1 12", + "PGN": "1. c4 g6 2. g3 Bg7 3. Bg2 Nc6 4. Nc3 b6 5. Nf3 Bb7 6. O-O d6 7. d3 Qd7 8. Bd2 Nd4 9. e3 Nxf3+ 10. Bxf3 Bxf3 11. Qxf3 O-O-O *", + "Moves": "f3a8", + "MovesSAN": "Qa8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "k2r4/ppB2p1p/2p1p1p1/5b2/8/P5P1/1q3PBP/3R2K1 w - - 0 28", + "PGN": "1. Nf3 d5 2. g3 Bf5 3. Bg2 c6 4. O-O Nf6 5. d3 Qd7 6. Ne5 Qe6 7. Bf4 Nh5 8. e4 dxe4 9. Qxh5 exd3 10. cxd3 Nd7 11. Nxd7 Qxd7 12. Nc3 O-O-O 13. d4 g6 14. Qe2 Qxd4 15. Rfd1 Qb6 16. Rxd8+ Kxd8 17. Rd1+ Kc8 18. Be3 Qa5 19. Bd4 Rg8 20. Qd2 e6 21. Bf6 Bb4 22. Qd7+ Kb8 23. a3 Bxc3 24. Bxc3 Qb6 25. Be5+ Ka8 26. Bc7 Qxb2 27. Qd8+ Rxd8 *", + "Moves": "d1d8", + "MovesSAN": "Rxd8#", + "Themes": "backRankMate endgame mate mateIn1 oneMove" + }, + { + "FEN": "3rr1k1/2pP1pp1/1p5p/pP6/3Pbn2/P5P1/1Q1R1P1P/5RK1 b - - 0 33", + "PGN": "1. g3 e5 2. Bg2 d5 3. d3 Nf6 4. Nf3 Nc6 5. O-O Be7 6. c4 d4 7. a3 a5 8. Qa4 O-O 9. b4 Re8 10. b5 Nb8 11. Nxe5 Bd6 12. Nf3 Rxe2 13. Nxd4 Re8 14. Bg5 Be5 15. Nc3 Bxd4 16. Rac1 h6 17. Bxf6 Bxf6 18. Nd5 Be5 19. c5 Nd7 20. d4 Bf6 21. Nxf6+ Nxf6 22. c6 b6 23. Rcd1 Nd5 24. Qc4 Be6 25. Qd3 Qd6 26. Rde1 Rad8 27. Re2 Nf6 28. Rd2 Bd5 29. Bh3 Be4 30. Qc3 Nd5 31. Qb2 Nf4 32. Bd7 Qxd7 33. cxd7 *", + "Moves": "f4h3", + "MovesSAN": "Nh3#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r4rk1/1bbpqp2/p3p2p/1pp1P3/3P4/P1P2p2/1PQ2PPP/1B1R1RK1 w - - 0 19", + "PGN": "1. e4 c5 2. Nf3 e6 3. Bc4 a6 4. a3 b5 5. Ba2 Nc6 6. c3 Bb7 7. d3 Nf6 8. Bg5 Be7 9. Nbd2 O-O 10. Qc2 h6 11. Bxf6 Bxf6 12. O-O Ne5 13. Nxe5 Bxe5 14. Nf3 Bc7 15. Rad1 g5 16. Bb1 Qe7 17. d4 g4 18. e5 gxf3 *", + "Moves": "c2h7", + "MovesSAN": "Qh7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "1r3rk1/1pp2pb1/p1nq3p/3p2N1/8/1N1Qp1P1/PPP1bPP1/2KR3R w - - 0 19", + "PGN": "1. d4 d5 2. Nf3 Nf6 3. Bg5 h6 4. Bh4 g5 5. Bg3 Ne4 6. Nbd2 Nxg3 7. hxg3 Bg7 8. e3 Nc6 9. Bb5 Bd7 10. Nb3 a6 11. Bd3 Bg4 12. Nc5 Rb8 13. Qd2 Qd6 14. O-O-O e5 15. Be2 exd4 16. Nb3 O-O 17. Qd3 dxe3 18. Nxg5 Bxe2 *", + "Moves": "d3h7", + "MovesSAN": "Qh7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "5k2/1p4p1/p1bpQpP1/P5q1/1P5N/7P/6PK/8 w - - 3 43", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 Nge7 4. O-O Ng6 5. c3 Bc5 6. d4 exd4 7. cxd4 Bb6 8. Bg5 f6 9. Be3 O-O 10. h3 d6 11. Nc3 Bd7 12. a4 a6 13. Bd3 Re8 14. Qd2 Qc8 15. Kh2 Nb4 16. Bc4+ Kh8 17. a5 Ba7 18. Bf7 Re7 19. Bxg6 hxg6 20. Nh4 Kh7 21. f4 c5 22. d5 c4 23. Bxa7 Rxa7 24. Rf3 Nd3 25. Rg3 Be8 26. Rxd3 cxd3 27. Qxd3 Qc7 28. Ne2 Bb5 29. Qe3 Ra8 30. Nd4 Qc4 31. Rc1 Qa4 32. Qg3 Be8 33. Ne6 Qxe4 34. f5 Qxd5 35. fxg6+ Kg8 36. Nc7 Rxc7 37. Rxc7 Bc6 38. Re7 Re8 39. Rxe8+ Bxe8 40. Qe1 Bc6 41. b4 Qg5 42. Qe6+ Kf8 *", + "Moves": "e6f7", + "MovesSAN": "Qf7#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r4r2/ppPb2kp/6n1/3Pp2n/1P2Pp1q/P1NB1Pp1/3QN1PP/R4RK1 b - - 0 22", + "PGN": "1. d4 d6 2. c4 Nf6 3. Nc3 g6 4. e4 Bg7 5. Bd3 O-O 6. Nge2 Nc6 7. O-O Nb4 8. Bb1 Nh5 9. a3 Nc6 10. Be3 Bg4 11. f3 Bd7 12. Bd3 e5 13. d5 Ne7 14. Qd2 f5 15. Bh6 f4 16. Bxg7 Kxg7 17. b4 g5 18. c5 g4 19. Kf2 Ng6 20. cxd6 Qh4+ 21. Kg1 g3 22. dxc7 *", + "Moves": "h4h2", + "MovesSAN": "Qxh2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3rr1kb/pp2p2p/2n2npB/3N4/3P2b1/1B3N2/PPPq1PP1/1K1R3R w - - 0 17", + "PGN": "1. e4 d6 2. Nf3 Nf6 3. Nc3 g6 4. d4 Bg7 5. Be3 O-O 6. Qd2 Re8 7. h4 c6 8. Bh6 Bh8 9. h5 Bg4 10. hxg6 fxg6 11. O-O-O Qa5 12. Bc4+ d5 13. exd5 cxd5 14. Bb3 Nc6 15. Kb1 Rad8 16. Nxd5 Qxd2 *", + "Moves": "d5e7", + "MovesSAN": "Nxe7#", + "Themes": "doubleCheck kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2k4r/ppp2ppp/5q2/8/8/3PPn1P/PP1BQPKn/2R4R b - - 2 17", + "PGN": "1. d4 e5 2. dxe5 Nc6 3. Nf3 d6 4. Bf4 Bg4 5. exd6 Qf6 6. Bc1 Bxd6 7. e3 O-O-O 8. Bd3 Ne5 9. Nbd2 Bb4 10. Qe2 Rxd3 11. cxd3 Bxf3 12. gxf3 Nxf3+ 13. Kf1 Bxd2 14. Bxd2 Nh6 15. Rc1 Ng4 16. h3 Ngh2+ 17. Kg2 *", + "Moves": "f6g6", + "MovesSAN": "Qg6#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r4rk1/2N1n3/q2bbpn1/3p2pp/3Pp3/1N2P1PP/1BP1BP2/1KQR3R b - - 0 25", + "PGN": "1. b3 e5 2. Bb2 Nc6 3. g3 d5 4. Bg2 f6 5. d3 Be6 6. e3 Nge7 7. a3 Qd7 8. h3 g5 9. Nd2 Ng6 10. Ne2 h5 11. b4 a6 12. Nb3 Bd6 13. Qd2 Nce7 14. O-O-O b6 15. Kb1 a5 16. bxa5 bxa5 17. Nxa5 Qb5 18. Nb3 Bxa3 19. Nc3 Qa6 20. Qc1 Bd6 21. d4 e4 22. Bf1 Qb7 23. Nb5 O-O 24. Be2 Qa6 25. Nxc7 *", + "Moves": "a6a2", + "MovesSAN": "Qa2#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "5r1k/ppp3pp/4p2q/8/3P4/2P5/PP4PP/4RR1K w - - 0 25", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Nc3 Bc5 4. Nxe5 Bxf2+ 5. Kxf2 Nxe5 6. d4 Ng6 7. e5 d6 8. exd6 Qxd6 9. Bc4 Nf6 10. Re1+ Be6 11. Bxe6 fxe6 12. Kg1 O-O 13. Bg5 Rae8 14. Bxf6 Rxf6 15. Ne4 Qe7 16. Nxf6+ Qxf6 17. c3 Qf4 18. Rf1 Qe3+ 19. Kh1 Nh4 20. Qg4 Nf5 21. Rae1 Qd2 22. Qxf5 Qh6 23. Qf7+ Kh8 24. Qf8+ Rxf8 *", + "Moves": "f1f8", + "MovesSAN": "Rxf8#", + "Themes": "backRankMate endgame mate mateIn1 oneMove queenRookEndgame" + }, + { + "FEN": "4Q3/4n3/1r3k1p/3ppBp1/6P1/q6P/2P1nP1K/8 w - - 0 40", + "PGN": "1. e4 c6 2. d4 d5 3. Nc3 e6 4. Bf4 Bd6 5. e5 Bb4 6. Bd3 c5 7. a3 Ba5 8. Nf3 cxd4 9. Nxd4 Qb6 10. Nb5 Bd7 11. Nd6+ Ke7 12. O-O Bxc3 13. bxc3 Nc6 14. Rb1 Qd8 15. Rxb7 Rb8 16. Qb1 h6 17. Rxb8 Nxb8 18. Qb7 g5 19. Be3 f6 20. Bxa7 Nc6 21. Bc5 fxe5 22. Re1 Kf6 23. Bb5 Nge7 24. c4 Qa5 25. Re2 Rd8 26. cxd5 exd5 27. h3 Qc3 28. Bb6 Rb8 29. Qxd7 Rxb6 30. Ne8+ Kf7 31. Nd6+ Kf6 32. Bd3 Qa1+ 33. Kh2 Qxa3 34. Bf5 Kg7 35. Ne8+ Kf8 36. Nf6 Nd4 37. Qd8+ Kf7 38. Qe8+ Kxf6 39. g4 Nxe2 *", + "Moves": "e8f8", + "MovesSAN": "Qf8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r1b1r1k1/pp3pp1/7p/4N3/NP1Q2nq/PB6/2P2PP1/R4RK1 b - - 2 19", + "PGN": "1. e4 c5 2. Nf3 e6 3. d4 h6 4. dxc5 Bxc5 5. Nc3 Nc6 6. Bc4 Nf6 7. a3 O-O 8. b4 Bb6 9. Na4 Bc7 10. Be3 d5 11. exd5 exd5 12. Bb3 Re8 13. O-O Ng4 14. Qxd5 Qf6 15. Bd4 Nxd4 16. Qxd4 Bxh2+ 17. Kh1 Be5 18. Nxe5 Qh4+ 19. Kg1 *", + "Moves": "h4h2", + "MovesSAN": "Qh2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r2q2r1/pbp2p1k/1p3P2/3pP1Q1/8/2P5/PP4PP/RN4K1 w - - 1 24", + "PGN": "1. e4 e5 2. d4 exd4 3. Nf3 Nc6 4. Bc4 Nf6 5. e5 d5 6. Bb5 Ne4 7. Nxd4 Bd7 8. Bxc6 Bxc6 9. O-O Bc5 10. Be3 O-O 11. f3 Bxd4 12. Qxd4 Ng5 13. c3 Ne6 14. Qd2 b6 15. f4 Bb7 16. f5 Nc5 17. f6 Ne4 18. Qe1 g5 19. Bxg5 Nxg5 20. Qg3 h6 21. Rf5 Kh7 22. Rxg5 hxg5 23. Qxg5 Rg8 *", + "Moves": "g5h5", + "MovesSAN": "Qh5#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "1r3b1r/4kppp/p1B1pq2/8/2p5/6PP/P3PP2/R2Q1RK1 w - - 2 18", + "PGN": "1. d4 c6 2. g3 d5 3. Bg2 Nf6 4. Nf3 Bg4 5. Nbd2 e6 6. h3 Bxf3 7. Nxf3 c5 8. b3 Nc6 9. Bb2 a6 10. O-O b5 11. c4 bxc4 12. bxc4 Rb8 13. Bc3 cxd4 14. Nxd4 Nxd4 15. Bxd4 dxc4 16. Bxf6 Qxf6 17. Bc6+ Ke7 *", + "Moves": "d1d7", + "MovesSAN": "Qd7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1b1Rrk1/1p4pp/p1n5/2Bp2P1/6P1/1PPp1P2/1P6/R2K4 w - - 3 26", + "PGN": "1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bf4 Nf6 5. Bd3 Nc6 6. c3 Qb6 7. Qb3 Qxb3 8. axb3 e6 9. Nf3 Be7 10. Na3 O-O 11. Nb5 a6 12. Nd6 Bxd6 13. Bxd6 Rd8 14. Bc7 Rd7 15. Bb6 Ne8 16. h4 f6 17. g4 e5 18. dxe5 fxe5 19. Kd1 e4 20. Re1 Nd6 21. Ng5 exd3 22. Bc5 Ne4 23. f3 Nxg5 24. hxg5 Rf7 25. Re8+ Rf8 *", + "Moves": "e8f8", + "MovesSAN": "Rxf8#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2kr4/R3R3/2p5/1p6/2b5/2K5/p7/8 w - - 0 47", + "PGN": "1. e4 e5 2. f4 exf4 3. Nf3 Nf6 4. Nc3 Nc6 5. Bc4 d6 6. O-O Bg4 7. Re1 Nd4 8. Rf1 Qe7 9. d3 g6 10. Nd5 Nxd5 11. Bxd5 c6 12. Bc4 g5 13. h3 Bh5 14. g4 Nxf3+ 15. Qxf3 Bg6 16. b3 Qd7 17. Bb2 Rg8 18. Rae1 O-O-O 19. e5 d5 20. Bxd5 Qxd5 21. Qxd5 Rxd5 22. e6 fxe6 23. Rxe6 Bc5+ 24. Kg2 h5 25. d4 Bxd4 26. Bxd4 Rxd4 27. Rfe1 Rd2+ 28. Kf3 Rxc2 29. h4 hxg4+ 30. Kxg4 gxh4 31. Kxh4 Rxa2 32. Kg4 Rb2 33. Kxf4 Rxb3 34. Ke5 Rd3 35. Kf6 Bh5 36. Ke5 Rgd8 37. Ke4 Bf3+ 38. Kf4 Bd5 39. Re7 a5 40. Rb1 b5 41. Ra7 a4 42. Re1 a3 43. Ree7 Rd4+ 44. Ke3 Rd3+ 45. Kxd3 Bc4+ 46. Kc3 a2 *", + "Moves": "a7a8", + "MovesSAN": "Ra8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "1rb2nkr/p3p1pp/4N3/qp6/2nP4/8/PP4PP/RNB2RK1 w - - 0 16", + "PGN": "1. e4 c5 2. Bc4 Nc6 3. Bxf7+ Kxf7 4. f4 d6 5. Nf3 Nf6 6. e5 Nd7 7. Ng5+ Kg8 8. Ne6 Qa5 9. O-O dxe5 10. fxe5 Ncxe5 11. c3 b5 12. d4 cxd4 13. cxd4 Nc4 14. Qf3 Rb8 15. Qxf8+ Nxf8 *", + "Moves": "f1f8", + "MovesSAN": "Rxf8#", + "Themes": "kingsideAttack mate mateIn1 oneMove opening" + }, + { + "FEN": "2rq1rk1/p3b1pp/bp6/2nnp1N1/2Pp4/1P4P1/P1QN1P1P/R1B2RK1 w - - 0 17", + "PGN": "1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. g3 Be7 5. Bg2 O-O 6. O-O Nbd7 7. Qc2 c6 8. b3 b6 9. Nc3 Ba6 10. Nd2 Rc8 11. e4 c5 12. exd5 cxd4 13. dxe6 fxe6 14. Nce4 e5 15. Ng5 Nc5 16. Bd5+ Nxd5 *", + "Moves": "c2h7", + "MovesSAN": "Qxh7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "1rbq1k2/4np2/p2p1Npr/2pB3p/1p1b4/5P2/P1PQ1NPP/1R2K2R w K - 0 21", + "PGN": "1. e4 g6 2. d4 d6 3. Nc3 Bg7 4. Be3 Nd7 5. f3 e6 6. Qd2 h6 7. Bd3 Ne7 8. Nh3 a6 9. Nf2 b5 10. Ng4 h5 11. Nf2 c5 12. d5 exd5 13. exd5 Nb6 14. Bg5 b4 15. Nce4 Nbxd5 16. Bc4 Bxb2 17. Bxd5 Rb8 18. Rb1 Bd4 19. Nf6+ Kf8 20. Bh6+ Rxh6 *", + "Moves": "d2h6", + "MovesSAN": "Qxh6#", + "Themes": "hangingPiece mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/4R3/1p3kp1/5p1p/P6P/4NPK1/rr4P1/8 w - - 2 46", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. Bb5 e6 4. O-O d5 5. exd5 exd5 6. c3 Be7 7. d4 Nf6 8. Re1 O-O 9. dxc5 Bxc5 10. Nd4 Qb6 11. Bxc6 bxc6 12. h3 Ne4 13. b4 Bd6 14. Be3 Qc7 15. Nd2 Nxc3 16. Qc2 Bxb4 17. Rf1 Ba6 18. a3 Ba5 19. N2b3 Bxf1 20. Kxf1 Ne4 21. Qxc6 Qxc6 22. Nxc6 Bb6 23. Ne7+ Kh8 24. Bxb6 axb6 25. Nxd5 Rab8 26. Re1 Rfd8 27. Rxe4 Rxd5 28. Ke2 g6 29. Rb4 Re5+ 30. Kf3 Re6 31. Nd4 Rd6 32. a4 Kg7 33. Nb5 Rf6+ 34. Kg3 Rc8 35. Nd4 Rc3+ 36. f3 Ra3 37. Nc2 Ra2 38. Ne3 Re6 39. Nd5 Ree2 40. Nf4 Reb2 41. Re4 h5 42. h4 Ra3 43. Nd5 Raa2 44. Ne3 f5 45. Re7+ Kf6 *", + "Moves": "e3d5", + "MovesSAN": "Nd5#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "2k4r/1pp2QB1/pb2p3/3pq1p1/P7/1P2P3/2P2PPP/2R2RK1 b - - 2 25", + "PGN": "1. d4 d5 2. Nf3 Bf5 3. Nc3 e6 4. e3 a6 5. Be2 h6 6. O-O Nf6 7. Ne5 Nbd7 8. Bd3 Bxd3 9. Qxd3 Nxe5 10. dxe5 Nd7 11. Qd4 Bc5 12. Qf4 g5 13. Qg3 Rg8 14. Na4 Ba7 15. b3 Nb6 16. Nxb6 Bxb6 17. Bb2 Qe7 18. a4 Qb4 19. Ba3 Qc3 20. Rac1 h5 21. Qf3 Qxe5 22. Qxh5 O-O-O 23. Qxf7 Rdf8 24. Bxf8 Rh8 25. Bg7 *", + "Moves": "e5h2", + "MovesSAN": "Qxh2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1b2knr/2b3p1/p4pB1/1p1qR2p/2p5/P4N2/1P3PPP/R1B3K1 w - - 0 19", + "PGN": "1. d4 d5 2. c4 c6 3. Nc3 e6 4. e4 dxc4 5. Bxc4 a6 6. Nf3 Nd7 7. O-O Be7 8. Bd3 f6 9. Re1 b5 10. a3 h5 11. d5 exd5 12. exd5 c5 13. Bg6+ Kf8 14. d6 c4 15. Nd5 Bxd6 16. Nc7 Bxc7 17. Qd5 Ne5 18. Rxe5 Qxd5 *", + "Moves": "e5e8", + "MovesSAN": "Re8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2kr3r/pp1q2p1/2p1pb2/2P1Qp2/1P1P1B1p/6P1/P4P1P/3R1RK1 w - - 2 20", + "PGN": "1. Nf3 d5 2. d4 c6 3. e3 Bg4 4. Be2 e6 5. Ne5 Bxe2 6. Qxe2 Nd7 7. Nxd7 Qxd7 8. O-O Nf6 9. Nc3 Bd6 10. e4 dxe4 11. Nxe4 Nxe4 12. Qxe4 Qc7 13. g3 O-O-O 14. c4 h5 15. c5 Be7 16. b4 h4 17. Bf4 Qd7 18. Rad1 f5 19. Qe5 Bf6 *", + "Moves": "e5b8", + "MovesSAN": "Qb8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "5k2/pp3p1p/6p1/4Bb2/1bP5/3P1Q1P/P3KPP1/4R2q b - - 6 31", + "PGN": "1. Nf3 Nc6 2. c4 e5 3. Nc3 Bc5 4. e3 Nf6 5. Bd3 O-O 6. O-O d6 7. Re1 Be6 8. e4 Nd4 9. Nxd4 exd4 10. Ne2 c6 11. b3 d5 12. exd5 cxd5 13. Bb2 dxc4 14. bxc4 Ng4 15. Qc2 g6 16. h3 Ne5 17. Nf4 Nxd3 18. Qxd3 Bf5 19. Qf3 Qb6 20. Bc1 Bd6 21. Nd5 Qc6 22. d3 Rae8 23. Nf6+ Kg7 24. Nxe8+ Rxe8 25. Rxe8 Qxe8 26. Bb2 Qe5 27. Kf1 Qh2 28. Bxd4+ Kf8 29. Re1 Bb4 30. Be5 Qh1+ 31. Ke2 *", + "Moves": "h1e1", + "MovesSAN": "Qxe1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r4r2/5pkp/1qp2pp1/p5N1/Pp5Q/1n3P2/1PP1K1PP/3R3R w - - 0 20", + "PGN": "1. e4 c6 2. Bc4 d5 3. Bb3 dxe4 4. Qh5 g6 5. Qh4 Nf6 6. Nc3 Bg7 7. f3 e3 8. dxe3 O-O 9. e4 b5 10. Bh6 a5 11. a4 b4 12. Nce2 Ba6 13. Nh3 Nbd7 14. Ng5 Bxe2 15. Kxe2 Nc5 16. Rad1 Qb6 17. e5 Nxb3 18. Bxg7 Kxg7 19. exf6+ exf6 *", + "Moves": "h4h7", + "MovesSAN": "Qxh7#", + "Themes": "master masterVsMaster mate mateIn1 middlegame oneMove" + }, + { + "FEN": "6kB/1Q6/4b1r1/1p1p2q1/pP1Pp3/P1P1R3/5P1P/R6K b - - 0 43", + "PGN": "1. e4 c6 2. Nf3 d5 3. exd5 cxd5 4. d4 Nf6 5. Bg5 Nbd7 6. Bb5 Qa5+ 7. Nc3 e6 8. Bxd7+ Nxd7 9. Bd2 Bb4 10. O-O Nf6 11. a3 Be7 12. Ne4 Qc7 13. Nxf6+ Bxf6 14. c3 h5 15. Re1 h4 16. Ne5 h3 17. g3 b6 18. Bf4 Qb7 19. Qa4+ b5 20. Qb4 a5 21. Qc5 Ra6 22. Ng4 Be7 23. Qc7 Qa8 24. Qe5 f6 25. Qe2 g5 26. Bd2 f5 27. Ne5 Rb6 28. b4 a4 29. Ng6 Rg8 30. Nxe7 Kxe7 31. Qh5 f4 32. Qh7+ Kf8 33. Qxh3 e5 34. Qh7 e4 35. Kh1 Rbg6 36. gxf4 gxf4 37. Bxf4 Qc6 38. Re3 Qf6 39. Bg3 Be6 40. Qb7 Rh8 41. Bd6+ Kg8 42. Be5 Qg5 43. Bxh8 *", + "Moves": "g5g2", + "MovesSAN": "Qg2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1br2k1/pp2nppp/8/8/B7/8/PPP2PPP/2KR3R w - - 0 16", + "PGN": "1. e4 Nc6 2. d4 d5 3. exd5 Qxd5 4. Ne2 e5 5. Nbc3 Qd8 6. d5 Nd4 7. Nxd4 exd4 8. Qxd4 Nf6 9. Bg5 Be7 10. Bb5+ c6 11. Ba4 O-O 12. O-O-O cxd5 13. Nxd5 Nxd5 14. Bxe7 Nxe7 15. Qxd8 Rxd8 *", + "Moves": "d1d8", + "MovesSAN": "Rxd8#", + "Themes": "backRankMate mate mateIn1 middlegame oneMove" + }, + { + "FEN": "4Q3/8/pp4pk/2p4p/P1Pp3P/4qP2/6PK/8 w - - 7 50", + "PGN": "1. d4 Nf6 2. Nf3 g6 3. Bf4 d6 4. e3 Bg7 5. h3 Nbd7 6. Nbd2 c5 7. c3 a6 8. a4 O-O 9. Bc4 b6 10. O-O Bb7 11. Qe2 d5 12. Bd3 Ne4 13. Rfd1 Nxd2 14. Rxd2 Nf6 15. Rad1 e6 16. Ne5 Qe7 17. f3 Nd7 18. e4 Nxe5 19. dxe5 Rfd8 20. exd5 exd5 21. Bc2 Rd7 22. Kh1 Qh4 23. Bh2 Re8 24. Be4 Red8 25. c4 d4 26. e6 fxe6 27. Bxb7 Rxb7 28. Qxe6+ Kh8 29. Re2 Qf6 30. Qg4 Re7 31. Rde1 Rde8 32. Be5 Qf7 33. Bxg7+ Kxg7 34. Rxe7 Rxe7 35. Rxe7 Qxe7 36. Qf4 h5 37. b4 Qe1+ 38. Kh2 Qxb4 39. Qc7+ Kh6 40. Qf4+ Kh7 41. Qf7+ Kh6 42. Qf8+ Kh7 43. Qf7+ Kh6 44. Qf6 Kh7 45. Qe7+ Kh6 46. h4 Qd2 47. Qf8+ Kh7 48. Qf7+ Kh6 49. Qe8 Qe3 *", + "Moves": "e8h8", + "MovesSAN": "Qh8#", + "Themes": "endgame mate mateIn1 oneMove queenEndgame" + }, + { + "FEN": "r1b4k/ppp3Rr/4p3/3pQ3/8/2n1P1P1/P1P2PP1/5RK1 b - - 0 23", + "PGN": "1. d4 d5 2. Bf4 Nf6 3. Nf3 e6 4. e3 Bd6 5. Bg3 Bxg3 6. hxg3 Qd6 7. Bd3 Qb4+ 8. Nbd2 Qxb2 9. Ne5 Nbd7 10. Ndf3 Nxe5 11. dxe5 Ne4 12. O-O O-O 13. Nh4 f6 14. exf6 Qxf6 15. Rb1 Nc3 16. Qh5 g6 17. Bxg6 hxg6 18. Nxg6 Rf7 19. Rb4 Rh7 20. Ne7+ Qxe7 21. Rg4+ Kh8 22. Qe5+ Qg7 23. Rxg7 *", + "Moves": "c3e2", + "MovesSAN": "Ne2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2r1k2r/p2nbppp/8/5pq1/3P4/6P1/PP3PBP/2R1R2K w k - 0 19", + "PGN": "1. c4 c6 2. Nc3 d5 3. d4 Bf5 4. Nf3 Nd7 5. g3 e6 6. Bg2 Ngf6 7. cxd5 Nxd5 8. O-O Be7 9. Qb3 Qc7 10. e4 Nxc3 11. exf5 Ne2+ 12. Kh1 Nxc1 13. Raxc1 exf5 14. Rfe1 Qd6 15. Ng5 Qf6 16. Qxb7 Rb8 17. Qxc6 Qxg5 18. Qc8+ Rxc8 *", + "Moves": "c1c8", + "MovesSAN": "Rxc8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "6rk/1pp2p2/p2p3p/3P3r/2P3Q1/PP2q2P/6RK/8 w - - 0 33", + "PGN": "1. b3 e5 2. Bb2 Nc6 3. e3 a6 4. c4 Nf6 5. Nc3 Bb4 6. Nf3 d6 7. Be2 h6 8. O-O O-O 9. a3 Bxc3 10. Bxc3 Bg4 11. Qc2 e4 12. d4 exf3 13. gxf3 Bh3 14. Rfe1 Nd5 15. f4 Nxc3 16. Qxc3 Qf6 17. Kh1 Qg6 18. Bf3 Bg4 19. Bxg4 Qxg4 20. Rg1 Qf3+ 21. Rg2 Rfe8 22. d5 Ne5 23. fxe5 Rxe5 24. Qd3 Rg5 25. Rg1 Re8 26. Qd1 Qe4 27. h3 Qf5 28. Kh2 Rh5 29. Rxg7+ Kh8 30. Qg4 Qxf2+ 31. Rg2 Qxe3 32. Rg8+ Rxg8 *", + "Moves": "g4g8", + "MovesSAN": "Qxg8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r1bq1rk1/p1p2pp1/1p1p3p/8/4Pn2/PPB3Q1/2PP2PP/R4RK1 w - - 0 20", + "PGN": "1. e4 e6 2. Nf3 b6 3. Be2 Bb7 4. Nc3 h6 5. O-O Nc6 6. b3 Bb4 7. Bb2 Nge7 8. Bc4 Na5 9. Bd3 Nac6 10. a3 Bxc3 11. Bxc3 O-O 12. Qe2 d6 13. Ne1 Ne5 14. Qh5 Nxd3 15. Nxd3 Ng6 16. Qg4 e5 17. f4 exf4 18. Nxf4 Bc8 19. Qg3 Nxf4 *", + "Moves": "g3g7", + "MovesSAN": "Qxg7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r6k/5Q1p/1p6/p1p1P3/P1B5/3P4/7P/4q1nK w - - 1 37", + "PGN": "1. e4 e5 2. f4 Nc6 3. Nf3 d6 4. Bc4 Bg4 5. O-O Be7 6. d3 Nf6 7. Nc3 Nd4 8. Be3 Bxf3 9. gxf3 O-O 10. Bxd4 exd4 11. Ne2 c5 12. b4 b6 13. a4 a5 14. c3 dxc3 15. bxc5 dxc5 16. Nxc3 Qd4+ 17. Rf2 Qxc3 18. e5 Nh5 19. Qc1 Qd4 20. Ra2 Bh4 21. Qf1 Bxf2+ 22. Qxf2 Qxf4 23. Re2 Qg5+ 24. Kh1 Nf4 25. Re4 Ne6 26. Rg4 Qc1+ 27. Rg1 Qc3 28. Qg3 g6 29. f4 Nd4 30. Qg4 Kh8 31. Qg5 Nf3 32. Qf6+ Kg8 33. f5 Nxg1 34. fxg6 Qe1 35. gxf7+ Rxf7 36. Qxf7+ Kh8 *", + "Moves": "f7f6", + "MovesSAN": "Qf6#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r2qkbnr/1p1npppp/p1p5/8/4N1b1/3P1N2/PPP1QPPP/R1B1KB1R w KQkq - 1 7", + "PGN": "1. e4 c6 2. Nc3 d5 3. Qe2 a6 4. Nf3 dxe4 5. Nxe4 Bg4 6. d3 Nd7 *", + "Moves": "e4d6", + "MovesSAN": "Nd6#", + "Themes": "mate mateIn1 oneMove opening pin smotheredMate" + }, + { + "FEN": "5k2/pp1bb3/2pq2Q1/7P/2B2p2/P7/1P4P1/1K6 w - - 0 35", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Nf3 c6 5. a3 Nbd7 6. Bg5 Be7 7. e3 O-O 8. h4 dxc4 9. Bxc4 Nd5 10. Ne4 N5f6 11. Qc2 Nxe4 12. Qxe4 Nf6 13. Bxf6 Bxf6 14. Ng5 g6 15. Nxh7 Kxh7 16. h5 Kg7 17. Qf4 Rh8 18. O-O-O g5 19. Qg4 Kf8 20. f4 e5 21. Qf3 exf4 22. exf4 gxf4 23. Kb1 Bg5 24. d5 Qf6 25. d6 Bd7 26. Rhe1 Re8 27. Rxe8+ Kxe8 28. Re1+ Kf8 29. Re7 Qxd6 30. Rxf7+ Ke8 31. Qc3 Rf8 32. Qg7 Bf6 33. Qg6 Be7 34. Rxf8+ Kxf8 *", + "Moves": "g6f7", + "MovesSAN": "Qf7#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "rn2k2r/ppp2ppp/4p3/1b2P1B1/8/P4N2/1PP2PPP/2KR3R w kq - 0 16", + "PGN": "1. e4 Nf6 2. d4 e5 3. dxe5 Nxe4 4. Qf3 Nc5 5. Bc4 Ne6 6. Bxe6 dxe6 7. Nc3 Bb4 8. Bd2 Bxc3 9. Qxc3 Nc6 10. O-O-O Qe7 11. Nf3 Bd7 12. Bg5 Qb4 13. Qd3 Nb8 14. a3 Qb5 15. Qxb5 Bxb5 *", + "Moves": "d1d8", + "MovesSAN": "Rd8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "4r3/ppQ2p1k/7p/3p2p1/3B4/P1Pb3P/1P2qPP1/5RK1 w - - 8 34", + "PGN": "1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nf6 5. c3 Nc6 6. h3 Qc7 7. Nf3 e5 8. dxe5 Nxe5 9. O-O Bd6 10. Re1 O-O 11. Nxe5 Bxe5 12. Nd2 Be6 13. Nf3 Bd6 14. Bg5 Nd7 15. Qc2 h6 16. Be3 Rfe8 17. Nd4 Nc5 18. Nb5 Qb6 19. Nxd6 Qxd6 20. Rad1 Nxd3 21. Qxd3 Qc7 22. Bd4 Rad8 23. Be5 Qc4 24. Qg3 g6 25. Bd4 Kh7 26. a3 Bf5 27. Qh4 g5 28. Qg3 Bg6 29. Rxe8 Rxe8 30. Qd6 Qc6 31. Qg3 Qe6 32. Qc7 Qe2 33. Rf1 Bd3 *", + "Moves": "c7f7", + "MovesSAN": "Qxf7#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "2r2rk1/ppQ3pp/5b2/1N3p2/4P3/qP3P2/P1P3PP/1K1R3R b - - 4 27", + "PGN": "1. Nf3 d5 2. e4 dxe4 3. Ng5 Qd5 4. d3 f6 5. Nxe4 e5 6. Nbc3 Qd8 7. Ng3 Ne7 8. Be3 Ng6 9. Qf3 Be7 10. Nf5 Bxf5 11. Qxf5 O-O 12. O-O-O Nc6 13. Be2 Nh4 14. Qg4 f5 15. Qh3 Nd4 16. Bxd4 Qxd4 17. f3 Bg5+ 18. Kb1 Ng6 19. Nb5 Qb6 20. Nc3 Nf4 21. Qg3 Nxe2 22. Nxe2 Bf6 23. b3 e4 24. dxe4 Qb4 25. Qxc7 Qa3 26. Nc3 Rac8 27. Nb5 *", + "Moves": "a3b2", + "MovesSAN": "Qb2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "4rk1b/pp2pr2/3p1pQ1/2pP1Pp1/8/2P4R/7P/1q2BK2 w - - 0 34", + "PGN": "1. e4 c5 2. Nc3 d6 3. f4 Nf6 4. Nf3 g6 5. Bc4 Bg7 6. d3 O-O 7. O-O Nc6 8. Qe1 Bg4 9. Qh4 Qd7 10. f5 Bxf3 11. Rxf3 Ne5 12. Rh3 Nxc4 13. dxc4 h5 14. Bg5 Rae8 15. Nd5 Nxd5 16. cxd5 Qb5 17. Rf1 Qxb2 18. c3 Qxa2 19. g4 Qe2 20. Rff3 f6 21. Be3 hxg4 22. Qxg4 g5 23. Qh5 Qd1+ 24. Kg2 Qe2+ 25. Bf2 Qxe4 26. Qh7+ Kf7 27. Qg6+ Kg8 28. Rh7 Qg4+ 29. Rg3 Qe4+ 30. Kf1 Rf7 31. Rgh3 Qb1+ 32. Be1 Kf8 33. Rh8+ Bxh8 *", + "Moves": "h3h8", + "MovesSAN": "Rxh8#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "rn2kb1r/1p3pp1/p1p1p2p/5b2/2P4B/1P2qN2/P3B1PP/R2QK2R w KQkq - 0 14", + "PGN": "1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 a6 5. Bg5 Ne4 6. Nxe4 dxe4 7. Nd2 Qxd4 8. b3 Bf5 9. e3 Qc5 10. f3 h6 11. Bh4 exf3 12. Nxf3 Qxe3+ 13. Be2 e6 *", + "Moves": "d1d8", + "MovesSAN": "Qd8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "6k1/5p1p/4p3/4P1Pp/2Qq1P2/pP6/K6P/8 b - - 1 36", + "PGN": "1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. Be3 a6 7. Qd2 b5 8. f3 Bb7 9. O-O-O Nf6 10. g4 Rc8 11. Kb1 Nxd4 12. Bxd4 b4 13. Na4 d5 14. g5 Nh5 15. Nb6 Rd8 16. e5 Bc5 17. Bxc5 Qxc5 18. Na4 Qc7 19. f4 O-O 20. Be2 Bc6 21. Nc5 Bb5 22. Nxa6 Bxa6 23. Bxa6 Qa7 24. Be2 Ra8 25. a3 bxa3 26. b3 g6 27. Bxh5 gxh5 28. Ka2 Rfc8 29. Rc1 Rc6 30. Rhg1 Rac8 31. Rg3 d4 32. Rd3 Rc3 33. Rxd4 Rxc2+ 34. Rxc2 Rxc2+ 35. Qxc2 Qxd4 36. Qc4 *", + "Moves": "d4b2", + "MovesSAN": "Qb2#", + "Themes": "endgame master mate mateIn1 oneMove queenEndgame" + }, + { + "FEN": "4q1k1/pp4pp/2b1Np2/4pP2/4P1QP/8/PP4PK/8 w - - 1 28", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb3 Nf6 6. Bd3 Nb4 7. Nc3 Nxd3+ 8. cxd3 Be7 9. O-O O-O 10. f4 d6 11. f5 d5 12. Bg5 dxe4 13. Bxf6 Bxf6 14. dxe4 Bd7 15. Nd5 Bc6 16. Nxf6+ Qxf6 17. Qg4 Rad8 18. Rad1 Rxd1 19. Rxd1 Rd8 20. Re1 Qh6 21. h3 f6 22. Re2 Rd1+ 23. Kh2 Rd3 24. Nc5 Rd2 25. Rxd2 Qxd2 26. Ne6 Qd7 27. h4 Qe8 *", + "Moves": "g4g7", + "MovesSAN": "Qxg7#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "rnbq1knr/pp1pp1b1/7p/2p2PpQ/2B1P3/8/PPPP2PP/RNB1K2R w KQ - 2 9", + "PGN": "1. e4 c5 2. f4 g6 3. Nf3 Bg7 4. Ng5 h6 5. Nxf7 Kxf7 6. Bc4+ Ke8 7. f5 g5 8. Qh5+ Kf8 *", + "Moves": "h5f7", + "MovesSAN": "Qf7#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "r4r1k/ppp3p1/1bb1B2p/8/1P4P1/P6R/1B3P1P/5K2 w - - 1 26", + "PGN": "1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. Nf3 dxe4 5. Ng5 Nf6 6. Bc4 Nc6 7. O-O Qxd4 8. Qxd4 Nxd4 9. Ngxe4 Nxe4 10. Nxe4 Nxc2 11. Rb1 O-O 12. a3 Ba5 13. b4 Bb6 14. Rb3 Nd4 15. Rg3 Kh8 16. Bb2 Nf5 17. Rg5 Bd7 18. g4 Nd4 19. Rd1 Nf3+ 20. Kf1 Nxg5 21. Nxg5 Bc6 22. Rd3 h6 23. Rh3 Kg8 24. Nxe6 fxe6 25. Bxe6+ Kh8 *", + "Moves": "h3h6", + "MovesSAN": "Rxh6#", + "Themes": "mate mateIn1 middlegame oneMove pin" + }, + { + "FEN": "r1q2rk1/pppb1p1n/2np1B1Q/4p3/1b2P3/2NP4/PPP1BPPP/R3K2R w KQ - 7 15", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d3 Bb4 5. Be2 O-O 6. Bg5 h6 7. Bh4 g5 8. Bg3 d6 9. Qd2 Bd7 10. Nxg5 hxg5 11. Qxg5+ Kh8 12. Bh4 Nh7 13. Qh6 Qc8 14. Bf6+ Kg8 *", + "Moves": "h6g7", + "MovesSAN": "Qg7#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2kr1b1r/p6p/2p1pp2/3p1n2/Q7/1R6/PPP2qPP/RNB4K w - - 6 16", + "PGN": "1. e4 d5 2. e5 c5 3. f4 Nh6 4. Nf3 Nc6 5. Bb5 Bg4 6. O-O f6 7. d4 cxd4 8. Qxd4 Bxf3 9. Rxf3 e6 10. Bxc6+ bxc6 11. exf6 gxf6 12. f5 Nxf5 13. Qa4 Qb6+ 14. Kh1 O-O-O 15. Rb3 Qf2 *", + "Moves": "a4c6", + "MovesSAN": "Qxc6#", + "Themes": "master mate mateIn1 middlegame oneMove queensideAttack" + }, + { + "FEN": "6k1/6pp/1Qp2B2/1b6/1P2P3/P5P1/7P/4qBK1 b - - 5 37", + "PGN": "1. c4 e5 2. Nc3 Nc6 3. Nf3 Bb4 4. Nd5 Bc5 5. g3 f5 6. Bg2 Nf6 7. O-O d6 8. e3 e4 9. Ne1 Ne5 10. b3 Be6 11. d4 exd3 12. Nxd3 Bb6 13. Nxb6 axb6 14. Bxb7 Ra7 15. Bg2 Nxd3 16. Qxd3 O-O 17. Bb2 Ne4 18. Rfd1 Qe7 19. a3 Rfa8 20. b4 Qf7 21. Rac1 d5 22. cxd5 Bd7 23. Rc2 Rd8 24. Rdc1 Ba4 25. Rc4 Rxd5 26. Rd4 c6 27. f3 Bb5 28. Qd1 Nf6 29. e4 fxe4 30. fxe4 Rxd4 31. Qxd4 Rd7 32. Qxb6 Qb3 33. Bxf6 Rd1+ 34. Rxd1 Qxd1+ 35. Kf2 Qe2+ 36. Kg1 Qe1+ 37. Bf1 *", + "Moves": "e1f1", + "MovesSAN": "Qxf1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "2kr3R/4np2/p3p1b1/q1Np2R1/N1p5/4PP2/PPP3Q1/2K5 b - - 0 27", + "PGN": "1. d4 d5 2. Nc3 Nf6 3. Bf4 Bf5 4. f3 e6 5. g4 Bg6 6. h4 h6 7. Qd2 c5 8. e3 Nc6 9. Bb5 a6 10. Bxc6+ bxc6 11. Nge2 Bd6 12. h5 Bh7 13. g5 hxg5 14. Bxg5 Be7 15. dxc5 Bxc5 16. Nd4 Qc7 17. O-O-O Be7 18. h6 gxh6 19. Rxh6 Ng8 20. Rh5 Bxg5 21. Rxg5 c5 22. Nb3 Bg6 23. Qg2 Ne7 24. Rh1 O-O-O 25. Na4 c4 26. Nbc5 Qa5 27. Rxh8 *", + "Moves": "a5e1", + "MovesSAN": "Qe1#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r3r2k/pp5p/n1p1B1p1/5p2/4p3/2P1P1Pq/P1P2P1P/R2Q1RK1 w - - 1 19", + "PGN": "1. Nf3 Nf6 2. e3 g6 3. d4 Bg7 4. Nc3 c6 5. Bd2 O-O 6. Bd3 d6 7. O-O e5 8. dxe5 dxe5 9. Ne4 Nxe4 10. Bxe4 f5 11. Bd3 e4 12. Bc4+ Kh8 13. Nd4 Re8 14. Bc3 Qh4 15. g3 Qh3 16. Ne6 Bxc3 17. bxc3 Bxe6 18. Bxe6 Na6 *", + "Moves": "d1d4", + "MovesSAN": "Qd4#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "rnb1k1r1/pp2bp1p/2pp2qB/8/2BPP2P/2P1Q3/PP4P1/RN3RK1 b q - 0 13", + "PGN": "1. e4 e5 2. f4 exf4 3. Nf3 g5 4. h4 g4 5. Bc4 gxf3 6. Qxf3 Qf6 7. c3 d6 8. d4 c6 9. O-O Nh6 10. Bxf4 Rg8 11. Qe3 Qg6 12. Bg5 Be7 13. Bxh6 *", + "Moves": "g6g2", + "MovesSAN": "Qxg2#", + "Themes": "kingsideAttack mate mateIn1 oneMove opening" + }, + { + "FEN": "r2qkb1r/pp2np1p/2n3p1/3BN3/8/8/PP3PPP/RNBbR1K1 w kq - 0 12", + "PGN": "1. e4 c6 2. Nf3 d5 3. exd5 cxd5 4. c4 dxc4 5. Bxc4 Nc6 6. O-O Bg4 7. d4 e6 8. d5 exd5 9. Bxd5 Nge7 10. Re1 g6 11. Ne5 Bxd1 *", + "Moves": "d5f7", + "MovesSAN": "Bxf7#", + "Themes": "attackingF2F7 mate mateIn1 oneMove opening" + }, + { + "FEN": "8/2b5/5R2/1pkP3p/p1p1K3/P1r5/6PP/8 w - - 0 42", + "PGN": "1. d4 Nf6 2. Nc3 d5 3. Bf4 Bf5 4. f3 h5 5. e3 e6 6. Bd3 Bxd3 7. Qxd3 a6 8. Nge2 c5 9. O-O Nc6 10. Rad1 c4 11. Qd2 b5 12. a3 Be7 13. e4 Rc8 14. e5 Nd7 15. Be3 Rb8 16. f4 g6 17. Ng3 a5 18. f5 gxf5 19. Nxf5 exf5 20. Nxd5 Nb6 21. Nxb6 Rxb6 22. d5 Nxe5 23. Qd4 Bd6 24. Qxb6 Qxb6 25. Bxb6 Kd7 26. Rxf5 a4 27. Bd4 Re8 28. Bxe5 Rxe5 29. Rxf7+ Kd8 30. Rf6 Kc7 31. Rf7+ Kb6 32. c3 Re2 33. Rf6 Kc7 34. Rdf1 Rxb2 35. Rf7+ Kb6 36. R1f6 Kc5 37. Ra7 Rb1+ 38. Kf2 Rb2+ 39. Ke3 Rb3 40. Ke4 Rxc3 41. Rc7+ Bxc7 *", + "Moves": "f6c6", + "MovesSAN": "Rc6#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "3rk2n/1pp4p/4p3/p7/1bK5/PPn1PN2/3N1PPP/R6R b - - 0 17", + "PGN": "1. d4 e5 2. dxe5 Nc6 3. b3 Nxe5 4. Bb2 Ng6 5. e3 d5 6. c4 dxc4 7. Bxc4 Qxd1+ 8. Kxd1 Be6 9. Bxe6 fxe6 10. Ke2 Bb4 11. Bxg7 N8e7 12. Bxh8 Nxh8 13. Nf3 Nd5 14. Nbd2 Nc3+ 15. Kd3 Rd8+ 16. Kc4 a5 17. a3 *", + "Moves": "b7b5", + "MovesSAN": "b5#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r7/1bQ2B2/p7/1Pp4R/Pk6/2N4P/1P3qPK/8 b - - 0 36", + "PGN": "1. e4 b6 2. d4 Bb7 3. Bd3 d6 4. Nf3 Nd7 5. c4 g6 6. Nc3 Bg7 7. Be3 c5 8. d5 Ngf6 9. h3 O-O 10. Qd2 a6 11. a4 Ne8 12. O-O Nc7 13. Bh6 Nf6 14. Bxg7 Kxg7 15. Rfe1 Qd7 16. e5 Nfe8 17. Re4 b5 18. Rh4 Rh8 19. Qh6+ Kg8 20. Ng5 e6 21. Nxh7 Rxh7 22. Qxh7+ Kf8 23. Bxg6 dxe5 24. d6 Nxd6 25. Rd1 Ke7 26. Bxf7 Kd8 27. Qg8+ Nce8 28. Rxd6 Qxd6 29. Qxe8+ Kc7 30. Qxe6 Qd2 31. Qxe5+ Kb6 32. Rh6+ Ka5 33. Qc7+ Kb4 34. Rh5 Qe1+ 35. Kh2 Qxf2 36. cxb5 *", + "Moves": "f2g2", + "MovesSAN": "Qxg2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "rn1q1rk1/pp2npp1/2pb3p/3p2N1/3P4/2NQ4/PPP2PPP/R1B2RK1 w - - 0 11", + "PGN": "1. e4 e6 2. Nc3 d5 3. exd5 exd5 4. d4 c6 5. Nf3 Bd6 6. Bd3 Ne7 7. O-O O-O 8. Ng5 Bf5 9. Qf3 Bxd3 10. Qxd3 h6 *", + "Moves": "d3h7", + "MovesSAN": "Qh7#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "3rr2Q/1pp1k1p1/p3p3/n1q1PpN1/4B3/2P5/2P2PPP/1R3bK1 w - - 4 25", + "PGN": "1. e4 d6 2. d4 Nc6 3. Nc3 Bd7 4. Nf3 e6 5. Be2 Be7 6. O-O Nf6 7. Bf4 O-O 8. a3 Re8 9. Bd3 Bf8 10. e5 dxe5 11. dxe5 Nd5 12. Bg5 Be7 13. Bxe7 Qxe7 14. Be4 Nxc3 15. bxc3 Rad8 16. Qe2 a6 17. a4 Na5 18. Rab1 Qc5 19. Ng5 Bxa4 20. Nxh7 Bb5 21. Qh5 f5 22. Ng5 Bxf1 23. Qh7+ Kf8 24. Qh8+ Ke7 *", + "Moves": "h8g7", + "MovesSAN": "Qxg7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1b2r2/p4p1k/2p1pB1p/3pP3/6Q1/2q5/P1P3PP/4R2K w - - 0 19", + "PGN": "1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Nf6 6. Nxc6 bxc6 7. Bd3 d5 8. O-O Be7 9. Re1 O-O 10. Bf4 Bc5 11. Bg5 Qb6 12. Bxf6 Bxf2+ 13. Kh1 Bxe1 14. Qg4 g6 15. Rxe1 h6 16. e5 Qxb2 17. Bxg6 Qxc3 18. Bh7+ Kxh7 *", + "Moves": "g4g7", + "MovesSAN": "Qg7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r3kb1r/ppp1qpp1/2n3b1/3Nn1Pp/7P/P2P1N2/1PP2P2/R1BQKB1R b KQkq - 0 13", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Bg4 5. h3 Bh5 6. g4 Bg6 7. d3 d5 8. e5 Nfd7 9. h4 h5 10. g5 Nc6 11. a3 Qe7 12. Nc3 Ndxe5 13. Nxd5 *", + "Moves": "e5f3", + "MovesSAN": "Nxf3#", + "Themes": "doubleCheck mate mateIn1 oneMove opening" + }, + { + "FEN": "r1b1k2r/ppp2ppp/2p5/6q1/4P3/3P1Q1P/PPP3P1/R1bNKB1R b KQkq - 2 11", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nxe5 Nc6 4. Nxc6 dxc6 5. d3 Bc5 6. Nc3 Ng4 7. Be3 Nxe3 8. fxe3 Bxe3 9. Qf3 Qg5 10. h3 Bc1 11. Nd1 *", + "Moves": "g5d2", + "MovesSAN": "Qd2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "7k/1p3Q1p/2p3p1/4p3/8/1B5q/P7/6K1 w - - 1 41", + "PGN": "1. d4 c6 2. Nf3 d5 3. g3 Bf5 4. c4 e6 5. Nc3 dxc4 6. e4 Bg6 7. Bxc4 Nf6 8. Qe2 Bh5 9. h3 Bxf3 10. Qxf3 Qxd4 11. Bb3 Bb4 12. O-O Bxc3 13. bxc3 Qxe4 14. Qd1 O-O 15. Re1 Qf5 16. g4 Qc5 17. Be3 Qxc3 18. Rc1 Qa5 19. Bc5 Re8 20. g5 Nd5 21. Qf3 Nd7 22. Bd4 Qd2 23. Qg4 Qf4 24. Qd1 Qxg5+ 25. Kh1 g6 26. Rg1 Qh4 27. Rg3 Nf4 28. Kh2 Rad8 29. Qe1 e5 30. Bxa7 Nf6 31. Qf1 Rd2 32. Rc2 Red8 33. Bb6 Rxc2 34. Bxc2 Rd2 35. Bb3 Ng4+ 36. Kg1 Nxf2 37. Bxf2 Rxf2 38. Qxf2 Nxh3+ 39. Rxh3 Qxh3 40. Qxf7+ Kh8 *", + "Moves": "f7f8", + "MovesSAN": "Qf8#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "4kb1r/2Q2ppp/8/2n1P1q1/4n1b1/6B1/PPP3PP/R3KBNR b KQk - 0 14", + "PGN": "1. d4 Nf6 2. Nc3 d5 3. e4 dxe4 4. f3 exf3 5. Qxf3 Bg4 6. Qxb7 Nbd7 7. Nb5 Rc8 8. Bf4 e5 9. dxe5 Nc5 10. Qxa7 Nfe4 11. Qa5 Qh4+ 12. Bg3 Qg5 13. Nxc7+ Rxc7 14. Qxc7 *", + "Moves": "g5d2", + "MovesSAN": "Qd2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "1k5r/1p4p1/1Qnr1p2/1R2pP2/2q1P2p/2P5/P3N1PP/6K1 w - - 0 29", + "PGN": "1. e4 e5 2. f4 Nc6 3. Nf3 d6 4. d4 Bg4 5. dxe5 Bxf3 6. Qxf3 dxe5 7. Bb5 Bd6 8. O-O Ne7 9. Rd1 Ng6 10. f5 Ne7 11. Rf1 Qd7 12. Nc3 a6 13. Bxc6 Nxc6 14. Be3 O-O-O 15. Rad1 Kb8 16. Bc5 Qe8 17. Bxd6 cxd6 18. Rd5 Nd4 19. Qf2 f6 20. Rc1 h5 21. Ne2 Nc6 22. Rcd1 Qe7 23. c3 Rd7 24. b4 h4 25. b5 axb5 26. Rxb5 Qf7 27. Qb6 Qc4 28. Rxd6 Rxd6 *", + "Moves": "b6b7", + "MovesSAN": "Qxb7#", + "Themes": "mate mateIn1 middlegame oneMove queensideAttack" + }, + { + "FEN": "6rk/5R1p/2p2P2/1p6/p7/7P/PP3P2/K7 b - - 0 41", + "PGN": "1. d4 Nf6 2. Nf3 g6 3. Nc3 Bg7 4. e4 d6 5. Be3 O-O 6. h3 Nbd7 7. Bc4 e5 8. d5 Nb6 9. Bb3 Nbd7 10. Qd2 Nc5 11. Bxc5 dxc5 12. O-O-O Qe8 13. Kb1 Bd7 14. d6 c6 15. g4 b5 16. Qe3 c4 17. Ne2 cxb3 18. cxb3 a5 19. Ng3 a4 20. b4 Qe6 21. g5 Nh5 22. Nxh5 gxh5 23. Nh4 Qc4 24. Nf5 Qxb4 25. Rhg1 Rfd8 26. Nh6+ Kf8 27. Qf3 Be6 28. Nf5 Bxf5 29. exf5 Rxd6 30. Rxd6 Qxd6 31. f6 Bh8 32. Qxh5 Qd3+ 33. Ka1 Qg6 34. Qf3 Rd8 35. Qa3+ Kg8 36. Qe7 Rf8 37. Qxe5 Bxf6 38. Qxf6 Qxf6 39. gxf6+ Kh8 40. Rg7 Rg8 41. Rxf7 *", + "Moves": "g8g1", + "MovesSAN": "Rg1#", + "Themes": "backRankMate endgame mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "rn2k2r/pp2bp2/5q1p/3b2p1/2Q2p2/5N2/PPP3PP/R1B1R1K1 w kq - 0 15", + "PGN": "1. e4 e5 2. f4 exf4 3. Nf3 h6 4. Bc4 d6 5. d4 g5 6. O-O c6 7. Nc3 Nf6 8. e5 d5 9. exf6 dxc4 10. Qe2+ Be6 11. Re1 Qxf6 12. Qxc4 Be7 13. d5 cxd5 14. Nxd5 Bxd5 *", + "Moves": "c4c8", + "MovesSAN": "Qc8#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "rn1q1r1k/pp4b1/5Npp/5p2/1P1P1N2/1b2PBP1/P6P/R1B2RK1 w - - 0 17", + "PGN": "1. c4 f5 2. g3 g6 3. Bg2 Bg7 4. Nc3 e5 5. e3 Nf6 6. Nge2 O-O 7. O-O h6 8. d4 e4 9. f3 exf3 10. Bxf3 c6 11. b4 d5 12. cxd5 cxd5 13. Qb3 Kh8 14. Nxd5 Be6 15. Nef4 Bf7 16. Nxf6 Bxb3 *", + "Moves": "f4g6", + "MovesSAN": "Nxg6#", + "Themes": "kingsideAttack master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r2k1br1/1p1bn1pp/1p1Np3/n2pP3/6q1/P2BBN2/1P3PPP/R4RK1 w - - 0 17", + "PGN": "1. e4 e6 2. d4 d5 3. e5 c5 4. c3 cxd4 5. cxd4 Nc6 6. Nf3 Qb6 7. Nc3 Nge7 8. Bd3 f6 9. O-O fxe5 10. dxe5 Bd7 11. Be3 Qb4 12. Nb5 Kd8 13. Nd6 Rg8 14. a3 Qg4 15. Qb3 Na5 16. Qb6+ axb6 *", + "Moves": "e3b6", + "MovesSAN": "Bxb6#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2Q5/p4Rbk/7p/1N1Pr3/4q3/6PK/PPB2P1P/8 b - - 6 36", + "PGN": "1. e4 c6 2. c4 d5 3. exd5 cxd5 4. cxd5 Qxd5 5. Nc3 Qd8 6. d4 Nf6 7. Nf3 Bf5 8. Bb5+ Nbd7 9. Nh4 Be4 10. O-O e6 11. Re1 Bd5 12. Bg5 Bc6 13. Nf5 h6 14. Bh4 Bb4 15. Nxg7+ Kf8 16. Nxe6+ fxe6 17. Rxe6 Rg8 18. g3 Be7 19. Bc4 Rg4 20. Bxf6 Nxf6 21. Rxf6+ Bxf6 22. Qxg4 Bg7 23. Rd1 Qf6 24. d5 Be8 25. Bb3 Bf7 26. Rd3 Re8 27. Rf3 Re1+ 28. Kg2 Qd6 29. Nb5 Qg6 30. Qc8+ Re8 31. Qxb7 Kg8 32. Qd7 Kh8 33. Rxf7 Qe4+ 34. Kh3 Re5 35. Qc8+ Kh7 36. Bc2 *", + "Moves": "e5h5", + "MovesSAN": "Rh5#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/1kp3b1/p7/4q3/2Q2p2/PP6/2P5/1K1R4 b - - 1 31", + "PGN": "1. f4 Nc6 2. Nf3 d6 3. e3 Nf6 4. Be2 Bg4 5. b3 g6 6. Bb2 a6 7. Nc3 Qd7 8. h3 Bxf3 9. Bxf3 h5 10. Qe2 O-O-O 11. a3 e5 12. fxe5 dxe5 13. d3 Bh6 14. Rf1 Rhe8 15. O-O-O Qe7 16. Bxc6 bxc6 17. Qf3 Nd5 18. Nxd5 cxd5 19. Kb1 f5 20. g4 hxg4 21. hxg4 Rf8 22. gxf5 Rxf5 23. Qh3 Bg7 24. e4 dxe4 25. dxe4 Rxd1+ 26. Rxd1 Qg5 27. exf5 gxf5 28. Qh7 f4 29. Qg8+ Kb7 30. Bxe5 Qxe5 31. Qc4 *", + "Moves": "e5a1", + "MovesSAN": "Qa1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r4rk1/ppp2ppp/8/4p3/4N1qP/3PPnP1/PP3P2/R1BQ1R1K b - - 0 21", + "PGN": "1. c4 Nc6 2. Nc3 Nf6 3. g3 e5 4. Bg2 Bc5 5. Nf3 Ng4 6. Ne4 O-O 7. Nxc5 d6 8. Ne4 d5 9. cxd5 Qxd5 10. d3 Bf5 11. O-O Nd4 12. Nh4 Qe6 13. Nxf5 Qxf5 14. Bh3 Qh5 15. Bxg4 Qxg4 16. e3 Nf3+ 17. Kg2 Nh4+ 18. Kg1 Nf3+ 19. Kg2 Nh4+ 20. Kh1 Nf3 21. h4 *", + "Moves": "g4h3", + "MovesSAN": "Qh3#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "5n2/pp5p/1q2p2k/8/4p2P/4P1Q1/PP6/6K1 w - - 0 31", + "PGN": "1. e4 c6 2. Nf3 d5 3. e5 Bg4 4. d4 e6 5. Be2 c5 6. c3 Nc6 7. h3 Bh5 8. g4 Bg6 9. Nh4 Qxh4 10. Nd2 Qd8 11. Nf3 Qb6 12. O-O Be4 13. Ng5 cxd4 14. Nxe4 dxe4 15. cxd4 Nxd4 16. Be3 Bc5 17. Qa4+ Kf8 18. Qc4 Nxe2+ 19. Qxe2 Bxe3 20. fxe3 Ne7 21. Qf2 f6 22. exf6 Ng6 23. fxg7+ Kxg7 24. Qf7+ Kh6 25. g5+ Kxg5 26. Qf2 Rhf8 27. Qg3+ Kh6 28. h4 Rxf1+ 29. Rxf1 Rf8 30. Rxf8 Nxf8 *", + "Moves": "g3g5", + "MovesSAN": "Qg5#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "4r3/Q4pk1/P5p1/8/3P3p/7P/1r3PP1/5K2 b - - 0 33", + "PGN": "1. e4 c6 2. c4 g6 3. Nc3 Bg7 4. d4 d5 5. cxd5 cxd5 6. exd5 Nf6 7. Bc4 Nbd7 8. Nge2 O-O 9. Bg5 Nb6 10. Bxf6 Nxc4 11. Bxg7 Kxg7 12. Qb3 Nb6 13. O-O Bg4 14. Ng3 h5 15. h3 h4 16. Nge4 Bf5 17. Nc5 Qc7 18. Nb5 Qf4 19. Rfe1 Rad8 20. Nxb7 Rxd5 21. Nxa7 Qc7 22. Rxe7 Qxe7 23. Qxb6 Rd7 24. Nc6 Rxb7 25. Qa6 Qc7 26. Ne5 Rxb2 27. a4 Qc2 28. Rf1 Re8 29. Qa7 Be6 30. a5 Bc4 31. Nxc4 Qxc4 32. a6 Qxf1+ 33. Kxf1 *", + "Moves": "b2b1", + "MovesSAN": "Rb1#", + "Themes": "endgame mate mateIn1 oneMove queenRookEndgame" + }, + { + "FEN": "r4r1k/1p1R2pp/8/p7/8/5BQP/2q3PK/8 w - - 0 29", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Bc5 5. c3 Nf6 6. cxd4 Bb6 7. e5 d5 8. Bb5 Ne4 9. O-O O-O 10. Nc3 Bg4 11. h3 Bxf3 12. Qxf3 Nxd4 13. Qd3 c6 14. Ba4 Nc5 15. Qd1 f6 16. exf6 Qxf6 17. Be3 Nf5 18. Bxc5 Bxc5 19. Qb3 Ng3 20. Nxd5 Bxf2+ 21. Rxf2 Qxf2+ 22. Kh2 cxd5 23. Qxg3 Qxb2 24. Rd1 Qxa2 25. Bb3 Qe2 26. Bxd5+ Kh8 27. Bf3 Qc2 28. Rd7 a5 *", + "Moves": "g3g7", + "MovesSAN": "Qxg7#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "2R1r2k/p2Q2pp/3B4/1P2q3/8/3p4/P4KPP/5R2 b - - 0 31", + "PGN": "1. d4 d5 2. e3 Nc6 3. Nf3 e5 4. Nxe5 Nxe5 5. dxe5 f6 6. exf6 Nxf6 7. Bb5+ c6 8. Bd3 Bb4+ 9. c3 Ba5 10. b4 Bb6 11. Ba3 O-O 12. O-O Re8 13. b5 c5 14. c4 d4 15. exd4 cxd4 16. c5 Bc7 17. Bc4+ Be6 18. Bxe6+ Rxe6 19. Nd2 b6 20. cxb6 Bxb6 21. Rc1 Ne4 22. Nxe4 Rxe4 23. Rc6 Qg5 24. Qb3+ Kh8 25. Qf7 Rf4 26. Qb7 Re8 27. Rc8 Qe5 28. Qd7 Rff8 29. Bxf8 d3 30. Bd6 Bxf2+ 31. Kxf2 *", + "Moves": "e5e3", + "MovesSAN": "Qe3#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "2kr3r/pp1n1p2/2pqb2p/6p1/3PP1n1/2NB4/PP1QN1PP/R4RK1 b - - 2 17", + "PGN": "1. c4 e6 2. d4 d5 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 c6 6. e3 h6 7. Bh4 g5 8. Bg3 Bd6 9. Qc2 Bg4 10. Bd3 Qe7 11. Bxd6 Qxd6 12. f3 Be6 13. Nge2 Nbd7 14. O-O O-O-O 15. e4 dxe4 16. fxe4 Ng4 17. Qd2 *", + "Moves": "d6h2", + "MovesSAN": "Qxh2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "4k2r/p2n1ppp/1rQ1p3/1Pbn2B1/1p2p3/8/2q2PPP/2N2RK1 w k - 2 18", + "PGN": "1. e4 c5 2. b4 cxb4 3. d4 d5 4. a4 dxe4 5. Bb5+ Bd7 6. Qg4 Nf6 7. Qf4 Bxb5 8. axb5 Qxd4 9. Be3 Qxa1 10. Ne2 Qxb1+ 11. Nc1 e6 12. Qc7 Nbd7 13. Qxb7 Rb8 14. Qc6 Nd5 15. Bd2 Bc5 16. O-O Qxc2 17. Bg5 Rb6 *", + "Moves": "c6c8", + "MovesSAN": "Qc8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "4b2k/1q5p/p2p1p1Q/P1pPpP1r/4P3/2N3P1/1PP3KP/8 w - - 0 33", + "PGN": "1. e4 Nc6 2. d4 e5 3. d5 Nce7 4. Bg5 f6 5. Be3 d6 6. Nc3 a6 7. Be2 Ng6 8. Bd3 Be7 9. Nge2 Nh6 10. Bxh6 gxh6 11. Qd2 Bf8 12. O-O Bg7 13. f4 O-O 14. f5 Nh8 15. Ng3 Qe8 16. Be2 Nf7 17. Nh5 Nh8 18. Nxg7 Kxg7 19. Rf3 Nf7 20. Rg3+ Kh8 21. Bh5 Rg8 22. Rxg8+ Qxg8 23. Bxf7 Qxf7 24. Qxh6 Bd7 25. g3 Rg8 26. a4 Rg5 27. a5 Be8 28. Ra3 Qe7 29. Rb3 c6 30. Rb6 c5 31. Kg2 Rh5 32. Rxb7 Qxb7 *", + "Moves": "h6f8", + "MovesSAN": "Qf8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "2kr1bnr/1p3ppp/pn2pq2/1Npp4/8/5NQ1/PPPP1PPP/R1B2RK1 w - - 0 12", + "PGN": "1. e4 c5 2. Bc4 e6 3. Qg4 d5 4. Bb5+ Nc6 5. e5 Bd7 6. Qg3 Nxe5 7. Bxd7+ Nxd7 8. Nf3 Qf6 9. O-O O-O-O 10. Na3 Nb6 11. Nb5 a6 *", + "Moves": "g3c7", + "MovesSAN": "Qc7#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "r1q2r1k/2p3b1/1p2pN2/p2nPpp1/7N/2PQ2P1/PP4P1/3RR1K1 w - - 0 25", + "PGN": "1. e4 g6 2. Nf3 Bg7 3. d4 b6 4. Be3 Bb7 5. Nbd2 Nf6 6. Bd3 Nc6 7. c3 d6 8. Qc2 a5 9. O-O Ba6 10. h3 Bxd3 11. Qxd3 O-O 12. Rad1 e6 13. Bg5 Qc8 14. Rfe1 Ne7 15. e5 dxe5 16. dxe5 Nfd5 17. Ne4 h6 18. Bh4 g5 19. Bg3 Nf5 20. h4 Nxg3 21. fxg3 f6 22. hxg5 f5 23. Nf6+ Kh8 24. Nh4 hxg5 *", + "Moves": "h4g6", + "MovesSAN": "Ng6#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "5Q2/2rk1B2/p2p1q2/4p3/6P1/1P6/P1P4P/K2n4 w - - 0 35", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. Qd2 Nbd7 8. O-O-O Qc7 9. Kb1 b5 10. f4 b4 11. Na4 Nxe4 12. Qd3 Nf2 13. Qd2 Nxh1 14. Bd3 Bb7 15. Rxh1 Be7 16. Bxe7 Kxe7 17. Rd1 Bc6 18. g4 Bxa4 19. Qxb4 Bc6 20. f5 Rhb8 21. Nxc6+ Qxc6 22. Qd4 Qb6 23. Qxg7 e5 24. Qg5+ Kf8 25. b3 Nc5 26. Bc4 Qd8 27. f6 Ra7 28. Qg7+ Ke8 29. Qxh7 Qxf6 30. Qg8+ Kd7 31. Qxb8 Rc7 32. Qf8 Ne4 33. Bxf7 Nc3+ 34. Ka1 Nxd1 *", + "Moves": "f8e8", + "MovesSAN": "Qe8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r2k1b1r/1pq1pBpp/pn3p2/8/Q1NP4/2Pb4/P4PPP/R4RK1 w - - 0 19", + "PGN": "1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 cxd4 5. cxd4 Bf5 6. Nc3 Qe6+ 7. Be2 Nf6 8. Nf3 Nd5 9. O-O a6 10. Qa4+ Nd7 11. Ne5 Nxc3 12. bxc3 f6 13. Bc4 Qd6 14. Ba3 Qb6 15. Bc5 Qc7 16. Bf7+ Kd8 17. Nc4 Bd3 18. Bb6 Nxb6 *", + "Moves": "a4e8", + "MovesSAN": "Qe8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3n2k1/1pq3r1/p4R2/7Q/P2P4/2P3bP/1P4P1/4rRK1 w - - 1 32", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd6 4. d4 Nf6 5. Bc4 a6 6. a4 Nc6 7. Nge2 Bg4 8. f3 Bf5 9. Bf4 Qd8 10. O-O e6 11. Ng3 Bg6 12. Be3 Bb4 13. f4 h5 14. f5 exf5 15. Nxf5 O-O 16. Ne2 Ng4 17. Bf4 Bxf5 18. h3 Nf6 19. c3 Be7 20. Bxc7 Qxc7 21. Rxf5 Rae8 22. Qd3 g6 23. Rf2 Kg7 24. Raf1 Nd8 25. Ng3 Bd6 26. Rxf6 Bxg3 27. Bxf7 Rxf7 28. Qxg6+ Kf8 29. Qh6+ Kg8 30. Qg5+ Rg7 31. Qxh5 Re1 *", + "Moves": "f6f8", + "MovesSAN": "Rf8#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2k5/3r1R2/pp2p3/2p3PB/2Pnb3/P7/1P6/2K3B1 b - - 0 33", + "PGN": "1. d4 Nf6 2. c4 c5 3. d5 e6 4. d6 Qb6 5. Nc3 Qxd6 6. Qxd6 Bxd6 7. Nb5 Ke7 8. Be3 a6 9. Nxd6 Kxd6 10. O-O-O+ Kc6 11. g3 d6 12. f4 Kc7 13. Nf3 Nc6 14. Bg2 b6 15. Bf2 Bb7 16. Rhe1 Rad8 17. e4 Ng4 18. Bg1 h5 19. Ng5 Rd7 20. h3 Nf6 21. e5 Nh7 22. exd6+ Kc8 23. a3 Nxg5 24. fxg5 Rhd8 25. Bf3 g6 26. g4 hxg4 27. Bxg4 Rxd6 28. Rxd6 Rxd6 29. Rf1 Rd7 30. h4 Nd4 31. h5 gxh5 32. Bxh5 Be4 33. Rxf7 *", + "Moves": "d4b3", + "MovesSAN": "Nb3#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "rnb1k1nr/ppp2ppp/3b4/8/8/5NP1/PPPPP3/RNBQKB1R b KQkq - 0 6", + "PGN": "1. f4 e5 2. fxe5 d6 3. exd6 Bxd6 4. g3 Qg5 5. Nf3 Qxg3+ 6. hxg3 *", + "Moves": "d6g3", + "MovesSAN": "Bxg3#", + "Themes": "bodenMate mate mateIn1 oneMove opening" + }, + { + "FEN": "3r2k1/5p1p/p7/Q5p1/3b4/1Pp4P/2P3PN/5n1K b - - 0 46", + "PGN": "1. d4 c5 2. d5 e6 3. e4 e5 4. Nc3 d6 5. f4 exf4 6. Bxf4 Be7 7. Nf3 Nf6 8. Bb5+ Nfd7 9. e5 O-O 10. exd6 Bf6 11. O-O a6 12. Be2 b5 13. Rb1 Re8 14. Bd3 c4 15. Bf5 g6 16. Bh3 Nc5 17. Bxc8 Qxc8 18. Re1 Nbd7 19. Qd2 b4 20. Ne2 Ne4 21. Qc1 Qc5+ 22. Qe3 Qxd5 23. Rbd1 Qb7 24. Ned4 Nxd6 25. Qf2 Ne4 26. Qf1 c3 27. bxc3 bxc3 28. Rb1 Qd5 29. Nb3 Ndc5 30. Rbd1 Qf5 31. Bh6 Nxb3 32. axb3 g5 33. Qc4 Qg6 34. h3 Nd2 35. Rxe8+ Rxe8 36. Qa4 Rd8 37. Kh1 Qxh6 38. Nh2 Qg6 39. Ng4 Bg7 40. Rf1 Nxf1 41. Qa5 Ng3+ 42. Kh2 Qd6 43. Kg1 Bd4+ 44. Kh2 Nf1+ 45. Kh1 Qh2+ 46. Nxh2 *", + "Moves": "f1g3", + "MovesSAN": "Ng3#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "8/8/8/8/8/6K1/1R6/6kq w - - 0 66", + "PGN": "1. e4 e5 2. d4 exd4 3. c3 d5 4. Qxd4 Nc6 5. Qxd5 Qxd5 6. exd5 Nce7 7. Bb5+ Bd7 8. Bxd7+ Kxd7 9. c4 Ng6 10. Ne2 Nf6 11. Nbc3 Bc5 12. Bg5 Ng4 13. O-O h6 14. Bd2 Rae8 15. h3 N4e5 16. b3 Nd3 17. Rad1 Nde5 18. Bf4 Nxf4 19. Nxf4 g5 20. Nd3 Nxd3 21. Rxd3 a6 22. Rfd1 Re5 23. Kf1 Rhe8 24. R3d2 Bb4 25. Rd3 Bxc3 26. Rxc3 Re2 27. a4 Rb2 28. Re1 Rxe1+ 29. Kxe1 Rb1+ 30. Ke2 Rb2+ 31. Kf3 f5 32. g4 fxg4+ 33. hxg4 Kd6 34. Kg3 Ke5 35. Re3+ Kf6 36. f4 gxf4+ 37. Kxf4 Rf2+ 38. Kg3 Rb2 39. Re6+ Kg7 40. Re7+ Kg6 41. Rxc7 Rxb3+ 42. Kf4 Rb4 43. Ke5 Rxa4 44. d6 Ra1 45. d7 Rd1 46. Ke6 Re1+ 47. Kd6 Rd1+ 48. Ke7 Re1+ 49. Kd8 b5 50. cxb5 axb5 51. Kc8 Rd1 52. d8=Q Rxd8+ 53. Kxd8 Kg5 54. Rc6 b4 55. Ke7 b3 56. Kf7 b2 57. Rb6 Kxg4 58. Rxb2 h5 59. Kg6 h4 60. Rb4+ Kg3 61. Kg5 h3 62. Rb3+ Kg2 63. Kg4 h2 64. Rb2+ Kg1 65. Kg3 h1=Q *", + "Moves": "b2b1", + "MovesSAN": "Rb1#", + "Themes": "endgame master mate mateIn1 oneMove queenRookEndgame" + }, + { + "FEN": "6k1/5ppp/q7/8/8/P1P5/1PQR1bPP/4N2K b - - 0 39", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 b5 5. Bb3 Nf6 6. d3 Bb7 7. c3 Be7 8. O-O O-O 9. Re1 d5 10. exd5 Nxd5 11. Nxe5 Nxe5 12. Rxe5 Qd6 13. Qe1 Bf6 14. Re2 Nf4 15. Bxf4 Qxf4 16. Re3 c5 17. Nd2 c4 18. dxc4 bxc4 19. Bxc4 Qc7 20. Be2 Bg5 21. Rd3 Qc6 22. Bf3 Qb5 23. Bxb7 Qxb7 24. Nb3 Rfe8 25. Qd1 a5 26. Rd7 Qc6 27. Rb1 a4 28. Rd6 Qc8 29. Nd4 Qb8 30. Nf3 Bf4 31. Rd4 Bc7 32. Rxa4 Rxa4 33. Qxa4 Bb6 34. Qc2 Qa7 35. a3 Qa6 36. Rd1 Re2 37. Rd2 Bxf2+ 38. Kh1 Re1+ 39. Nxe1 *", + "Moves": "a6f1", + "MovesSAN": "Qf1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "1r4r1/3bNp2/3ppP1k/q1p5/2P1P3/1p1P1N2/1P3KB1/1R6 w - - 0 38", + "PGN": "1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. O-O O-O 5. d3 d6 6. Nbd2 c5 7. e4 Nc6 8. h3 Rb8 9. Nh2 Bd7 10. f4 Ne8 11. g4 b5 12. h4 b4 13. g5 a5 14. h5 a4 15. Rb1 Nd4 16. Ndf3 b3 17. axb3 axb3 18. c3 Nc2 19. Nh4 Qa5 20. f5 Qa2 21. Bd2 Bb5 22. Qf3 Qa6 23. c4 Nd4 24. Qh3 Bd7 25. Ng4 gxh5 26. Ne3 Be5 27. Nd5 e6 28. Ne7+ Kh8 29. f6 Ne2+ 30. Kf2 Nf4 31. Bxf4 Bxf4 32. Nf3 Qa5 33. Qxh5 Nxf6 34. gxf6 Rg8 35. Qxh7+ Kxh7 36. Rh1+ Bh6 37. Rxh6+ Kxh6 *", + "Moves": "b1h1", + "MovesSAN": "Rh1#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "1k6/pp1Pr2p/nb6/1B2p2P/1p2N3/P4r2/5P2/2R2K2 w - - 0 32", + "PGN": "1. e4 e6 2. Nf3 Nc6 3. d4 Nf6 4. e5 Nd5 5. c4 Nde7 6. d5 exd5 7. cxd5 Nb4 8. Nc3 Ng6 9. a3 Na6 10. Bc4 Bc5 11. b4 Bb6 12. Bg5 f6 13. exf6 gxf6 14. Qe2+ Qe7 15. Bxf6 Qxe2+ 16. Nxe2 Rf8 17. Bg5 d6 18. O-O c5 19. Rfe1 Kd7 20. Bb5+ Kc7 21. Rac1 Bg4 22. Ng3 Bxf3 23. gxf3 Rxf3 24. h4 Raf8 25. h5 Ne5 26. Be7 R8f7 27. Rxe5 dxe5 28. d6+ Kb8 29. Ne4 Rg7+ 30. Kf1 cxb4 31. d7 Rxe7 *", + "Moves": "c1c8", + "MovesSAN": "Rc8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1br3R/p4pkn/4p1p1/1p1pP1q1/3P4/2PB2P1/PP1N2P1/2K4R w - - 0 23", + "PGN": "1. d4 d5 2. Bf4 Nf6 3. e3 e6 4. Nf3 Bd6 5. Bg3 Bxg3 6. hxg3 c6 7. Nbd2 h6 8. Ne5 Nbd7 9. f4 Nxe5 10. fxe5 Nd7 11. Bd3 Qg5 12. Qf3 O-O 13. Rh5 Qe7 14. Qg4 Rd8 15. Rxh6 Nf8 16. O-O-O c5 17. Rdh1 g6 18. c3 cxd4 19. exd4 b5 20. Qh3 Qg5 21. Rh8+ Kg7 22. Qh7+ Nxh7 *", + "Moves": "h1h7", + "MovesSAN": "R1xh7#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "6k1/pn3ppp/1p6/1B3b2/KP3B2/P7/5PPP/8 b - - 0 25", + "PGN": "1. d4 d5 2. Bf4 Nf6 3. e3 c5 4. dxc5 Nc6 5. Nf3 e6 6. c4 Bxc5 7. Nc3 O-O 8. cxd5 Nxd5 9. Nxd5 exd5 10. Be2 Bb4+ 11. Nd2 d4 12. a3 Bxd2+ 13. Qxd2 dxe3 14. Bxe3 Qxd2+ 15. Kxd2 Rd8+ 16. Kc3 Bf5 17. Rhd1 Rac8 18. Rxd8+ Nxd8+ 19. Kb3 Be6+ 20. Ka4 b6 21. Rc1 Bd7+ 22. Bb5 Rxc1 23. Bxc1 Bf5 24. Bf4 Nb7 25. b4 *", + "Moves": "f5c2", + "MovesSAN": "Bc2#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "2r2rk1/1b3qb1/p3ppQ1/1p1p4/3P4/2P1R3/PPB2PPP/5RK1 w - - 1 24", + "PGN": "1. e4 c6 2. Nc3 d5 3. exd5 cxd5 4. d4 e6 5. Nf3 Nf6 6. Bb5+ Nc6 7. O-O a6 8. Ba4 b5 9. Bb3 Bd6 10. Ne2 O-O 11. Ng3 Qc7 12. c3 Bb7 13. Bc2 Rac8 14. Qd3 Ne7 15. Bg5 Ne4 16. Bxe7 Bxe7 17. Rae1 Nf6 18. Nh5 g6 19. Nxf6+ Bxf6 20. Ne5 Bg7 21. Re3 f6 22. Nxg6 hxg6 23. Qxg6 Qf7 *", + "Moves": "g6h7", + "MovesSAN": "Qh7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "1r3r1k/p1p1n1pp/3b1p2/4q3/8/1P2P2P/PBQ1NPP1/R4RK1 b - - 2 18", + "PGN": "1. d4 d5 2. c4 dxc4 3. Nc3 Nc6 4. Nf3 Bg4 5. e3 f6 6. Bxc4 e5 7. Be2 exd4 8. Nxd4 Nxd4 9. Qxd4 Bxe2 10. Nxe2 Bd6 11. O-O Qd7 12. Qe4+ Ne7 13. Qxb7 O-O 14. Qb3+ Kh8 15. h3 Rab8 16. Qc2 Qe6 17. b3 Qe5 18. Bb2 *", + "Moves": "e5h2", + "MovesSAN": "Qh2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2rq1rk1/pb3ppp/1pn1p2n/2ppP1N1/5B2/1PP1P1PP/P1Q2PB1/R4RK1 w - - 3 19", + "PGN": "1. Nf3 d5 2. g3 Nf6 3. d4 e6 4. Bg2 c5 5. c3 Be7 6. O-O O-O 7. Bf4 Nc6 8. e3 b6 9. Nbd2 Bb7 10. Qc2 Rc8 11. Qb3 Bd6 12. Ne5 Bxe5 13. dxe5 Ng4 14. Nf3 Na5 15. Qc2 Nc4 16. b3 Na5 17. h3 Nh6 18. Ng5 Nc6 *", + "Moves": "c2h7", + "MovesSAN": "Qxh7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "1n1rrbk1/1p3ppp/2p2p2/P4b2/2BP1B2/2P2P2/P2N2PP/2KRR3 b - - 0 17", + "PGN": "1. e4 c6 2. Nf3 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Nxf6+ exf6 6. Bc4 Bd6 7. Qe2+ Qe7 8. Qxe7+ Bxe7 9. d4 O-O 10. Bf4 Bf5 11. O-O-O Na6 12. Rhe1 Rfe8 13. c3 Bf8 14. b4 Rad8 15. Nd2 Nb8 16. f3 a5 17. bxa5 *", + "Moves": "f8a3", + "MovesSAN": "Ba3#", + "Themes": "bodenMate mate mateIn1 middlegame oneMove" + }, + { + "FEN": "4r1k1/pp4pp/3q1n2/3P4/2Pp4/3R1Q1P/PP3PP1/4R1K1 b - - 0 21", + "PGN": "1. e4 d5 2. exd5 Nf6 3. c4 e5 4. Nc3 c6 5. Nf3 Bg4 6. h3 Bh5 7. Be2 Bd6 8. Nxe5 Bxe2 9. Qxe2 O-O 10. O-O Re8 11. d4 c5 12. Nb5 cxd4 13. Nxf7 Kxf7 14. Nxd6+ Qxd6 15. Qf3 Nd7 16. Bg5 Kg8 17. Bxf6 Nxf6 18. Rfd1 Re4 19. Rd3 Rae8 20. Rad1 Re1+ 21. Rxe1 *", + "Moves": "e8e1", + "MovesSAN": "Rxe1#", + "Themes": "endgame kingsideAttack mate mateIn1 oneMove" + }, + { + "FEN": "8/k1p5/Pp1p4/2p5/8/1Pq5/2Pr1p2/1KR4Q w - - 2 43", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. Nc3 d6 5. Na4 Bb6 6. Nxb6 axb6 7. d4 Bg4 8. d5 Nd4 9. Be2 Nf6 10. Nxd4 Bxe2 11. Nxe2 Nxe4 12. f3 Nc5 13. Nc3 Qh4+ 14. g3 Qf6 15. h4 h6 16. Qe2 O-O-O 17. Be3 e4 18. Bxc5 exf3 19. Qf2 bxc5 20. O-O-O Rhe8 21. Rhe1 g5 22. hxg5 hxg5 23. Kb1 g4 24. Ne4 Qf5 25. Nd2 Qxd5 26. Rxe8 Rxe8 27. Re1 Rh8 28. Ne4 Qf5 29. Qe3 Kd8 30. Ng5 Rh2 31. Rc1 Re2 32. Nxf7+ Qxf7 33. Qg5+ Kc8 34. Qxg4+ Kb8 35. Qh3 f2 36. Qf1 Qf3 37. a3 Rd2 38. b3 Qxg3 39. a4 Qe3 40. a5 Qc3 41. a6 b6 42. Qh1 Ka7 *", + "Moves": "h1b7", + "MovesSAN": "Qb7#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "1k1r1br1/pp1n1pp1/2p1q2p/Q2p4/8/4P3/PPP1BPPP/R1B2RK1 w - - 2 17", + "PGN": "1. d4 e5 2. dxe5 Nc6 3. Nf3 Nge7 4. e3 Ng6 5. Qd5 Qe7 6. Bc4 Ncxe5 7. Nxe5 Nxe5 8. Be2 c6 9. Qb3 d5 10. Nd2 Be6 11. Qc3 Nd7 12. Nf3 h6 13. O-O O-O-O 14. Nd4 Rg8 15. Nxe6 Qxe6 16. Qa5 Kb8 *", + "Moves": "a5d8", + "MovesSAN": "Qxd8#", + "Themes": "hangingPiece mate mateIn1 middlegame oneMove queensideAttack" + }, + { + "FEN": "1r2k2r/1b1p1ppp/p7/1pQ1P1q1/3N4/P2P4/5PPP/1RB2RK1 b k - 0 20", + "PGN": "1. e4 c5 2. Bc4 Nc6 3. Qf3 e6 4. Nc3 Nd4 5. Qd3 a6 6. Nf3 Nc6 7. O-O Nf6 8. e5 Nb4 9. Qe2 Nfd5 10. Bxd5 exd5 11. a3 Nxc2 12. Rb1 d4 13. Ne4 Be7 14. Qc4 Nxa3 15. bxa3 b5 16. Qd5 Rb8 17. Nxc5 Bxc5 18. Qxc5 Bb7 19. Nxd4 Qg5 20. d3 *", + "Moves": "g5g2", + "MovesSAN": "Qxg2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/1p2k2p/4p1p1/1pbqBp2/5P2/P1P3P1/1P2Q2P/5K2 b - - 6 30", + "PGN": "1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Qxd7 5. O-O Nc6 6. Nc3 e6 7. d4 cxd4 8. Nxd4 g6 9. Re1 Bg7 10. Be3 Nge7 11. a3 O-O 12. Ncb5 a6 13. Nxc6 axb5 14. Nxe7+ Qxe7 15. c3 Rfd8 16. Rb1 d5 17. exd5 Rxd5 18. Qf3 Rad8 19. Rbd1 Rxd1 20. Rxd1 Rxd1+ 21. Qxd1 Qc7 22. Qf3 Be5 23. g3 f5 24. Qd1 Kf7 25. Bd4 Bd6 26. Qd3 Qc6 27. f4 Qd5 28. Qe2 Ke7 29. Be5 Bc5+ 30. Kf1 *", + "Moves": "d5h1", + "MovesSAN": "Qh1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r1b2k1r/1q2Npp1/8/1p2P3/1P3Ppn/4B3/2P3PP/3RQRK1 b - - 0 22", + "PGN": "1. d4 e5 2. dxe5 Nc6 3. Nf3 Qe7 4. e4 Nxe5 5. Nc3 Nf6 6. Be2 d6 7. O-O c6 8. Nd4 Qc7 9. f4 Ng6 10. Bf3 Nh4 11. Be2 Be7 12. Be3 h5 13. Qe1 Ng4 14. Bxg4 hxg4 15. Rd1 b5 16. a3 a5 17. b4 axb4 18. axb4 Kf8 19. e5 d5 20. Ndxb5 cxb5 21. Nxd5 Qb7 22. Nxe7 *", + "Moves": "b7g2", + "MovesSAN": "Qxg2#", + "Themes": "kingsideAttack master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2Q1nr1k/2p3qP/3p2R1/1p6/4pp2/p7/PPP5/1K4R1 b - - 0 41", + "PGN": "1. d4 Nc6 2. d5 Ne5 3. e4 Ng6 4. f4 e5 5. Nf3 exf4 6. e5 Bc5 7. Bd3 d6 8. Bxg6 hxg6 9. Bxf4 Ne7 10. Nc3 Nf5 11. Qd2 O-O 12. O-O-O a6 13. h4 b5 14. g4 Ne7 15. e6 fxe6 16. h5 Rxf4 17. Qxf4 e5 18. Qg3 Be3+ 19. Kb1 Bf4 20. Qg2 g5 21. h6 g6 22. Qe2 Kh7 23. Qe4 Ng8 24. Ne2 Bxg4 25. Nxf4 gxf4 26. Rdg1 Bf5 27. Qe1 Qe7 28. Ng5+ Kh8 29. h7 Nf6 30. Qh4 Qg7 31. Ne6 Bxe6 32. dxe6 Re8 33. Rg5 Rxe6 34. Rhg1 Ne8 35. R5g4 Rf6 36. Qg5 a5 37. Rh4 a4 38. Qg4 a3 39. Qc8 Rf8 40. Rhg4 e4 41. Rxg6 *", + "Moves": "g7b2", + "MovesSAN": "Qxb2#", + "Themes": "endgame master mate mateIn1 oneMove queensideAttack" + }, + { + "FEN": "B5k1/p1p2ppp/4p3/6n1/8/8/PPP2q1P/2KR3R w - - 0 18", + "PGN": "1. e4 e6 2. Nc3 d5 3. d4 dxe4 4. Nxe4 Nf6 5. Bg5 Be7 6. Nxf6+ Bxf6 7. Bxf6 Qxf6 8. Nf3 Bd7 9. Bd3 Bc6 10. Qe2 Bxf3 11. gxf3 Nc6 12. O-O-O Nxd4 13. Qe4 Nxf3 14. Qxb7 O-O 15. Be4 Ng5 16. Qxa8 Rxa8 17. Bxa8 Qxf2 *", + "Moves": "d1d8", + "MovesSAN": "Rd8#", + "Themes": "backRankMate endgame mate mateIn1 oneMove" + }, + { + "FEN": "5Q2/p1p1N1pk/7p/8/8/2b4P/6PK/qq6 w - - 4 49", + "PGN": "1. d4 d5 2. e4 dxe4 3. f3 Bf5 4. Nc3 Nf6 5. Bc4 e6 6. Bf4 Bb4 7. Ne2 Nc6 8. O-O O-O 9. fxe4 Nxe4 10. Nxe4 Bxe4 11. c3 Ba5 12. Ng3 Bg6 13. Bd3 Bb6 14. Bxg6 fxg6 15. Qe2 Qd7 16. Rad1 Rae8 17. Kh1 Qd5 18. a3 Na5 19. Ne4 Nc4 20. Qg4 Nxb2 21. Rde1 Nd3 22. Re2 Nxf4 23. Rxf4 e5 24. Rxf8+ Rxf8 25. Ng3 exd4 26. cxd4 Bxd4 27. h3 Be5 28. Re1 Qd6 29. Ne4 Qe7 30. Ng5 Rf5 31. Nf3 Qd6 32. Qc4+ Kh8 33. Qh4 h6 34. Qg4 Bc3 35. Rc1 Qxa3 36. Rd1 b5 37. Qxg6 Rf6 38. Rd8+ Rf8 39. Rxf8+ Qxf8 40. Nh4 b4 41. Nf5 b3 42. Nh4 b2 43. Qb1 Qa3 44. Ng6+ Kg8 45. Kh2 Qa1 46. Qf5 b1=Q 47. Ne7+ Kh8 48. Qf8+ Kh7 *", + "Moves": "f8g8", + "MovesSAN": "Qg8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "8/2q3pk/p2bQ1pp/1p6/1P1P4/P3P2P/5PP1/2R3K1 b - - 0 33", + "PGN": "1. d4 d5 2. c4 c6 3. e3 Nf6 4. Nf3 Bg4 5. Nc3 Nbd7 6. cxd5 cxd5 7. Bb5 a6 8. Ba4 b5 9. Bc2 e6 10. O-O Bd6 11. a3 Nb6 12. b3 Rc8 13. Bb2 O-O 14. Bd3 Qd7 15. Be2 Rc7 16. h3 Bh5 17. Ng5 Bg6 18. Bd3 Rfc8 19. Rc1 h6 20. Bxg6 fxg6 21. Nf3 Ne4 22. Nxe4 Rxc1 23. Bxc1 dxe4 24. Nd2 Qb7 25. Bb2 Nd5 26. Qg4 Kh7 27. Nxe4 Qd7 28. b4 Rc2 29. Bc1 Nf6 30. Qf3 Nxe4 31. Qxe4 Qc7 32. Qxe6 Rxc1 33. Rxc1 *", + "Moves": "c7c1", + "MovesSAN": "Qxc1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r1bqk1r1/ppp2p2/8/4p3/2P3p1/2N5/PP1Q1PP1/2KR1B2 w q - 0 19", + "PGN": "1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. Bf4 g5 5. Bg3 Nc6 6. Nf3 h5 7. h3 Nh6 8. Qd2 Rg8 9. Nc3 Nf5 10. Bh2 Bc5 11. e3 g4 12. hxg4 hxg4 13. Nd4 Nfxd4 14. exd4 Bxd4 15. O-O-O Bxe5 16. Bxe5 Nxe5 17. Rh5 d6 18. Rxe5+ dxe5 *", + "Moves": "d2d8", + "MovesSAN": "Qxd8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "rnbq1rk1/pp3p2/4p3/3nP1N1/3P4/P1p5/2Q2PPP/R3KB1R w KQ - 1 15", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Bg5 h6 5. Bh4 O-O 6. Qc2 d5 7. Nf3 c5 8. a3 Bxc3+ 9. bxc3 cxd4 10. cxd4 dxc4 11. e4 c3 12. e5 g5 13. Bxg5 hxg5 14. Nxg5 Nd5 *", + "Moves": "c2h7", + "MovesSAN": "Qh7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3rq1k1/p3br2/4p1p1/1p6/4Np2/5P1Q/PP6/1K5R w - - 0 34", + "PGN": "1. e4 c5 2. Nf3 d6 3. c3 Nc6 4. d4 cxd4 5. cxd4 e5 6. Bc4 Nf6 7. Ng5 d5 8. exd5 Nxd4 9. d6 Ne6 10. Nxe6 Bxe6 11. Bxe6 fxe6 12. Bg5 Bxd6 13. Qb3 Qa5+ 14. Nd2 Qd5 15. Qa4+ b5 16. Qh4 Qxg2 17. O-O-O O-O 18. Rhg1 Qc6+ 19. Kb1 Be7 20. Bh6 Rf7 21. Rg3 Nd5 22. Qg4 g6 23. h4 Nf6 24. Qg5 Nd5 25. Qg4 Qe8 26. h5 Nf6 27. Qh3 Nxh5 28. Rg2 Nf4 29. Bxf4 exf4 30. Rh1 Rd8 31. f3 Bb4 32. Ne4 Be7 33. Rxg6+ hxg6 *", + "Moves": "h3h8", + "MovesSAN": "Qh8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r4rk1/p2q1ppp/1n1p4/2p5/2P1Q3/2bB3P/PP3PP1/4RRK1 w - - 0 17", + "PGN": "1. e4 Nc6 2. Nf3 Nf6 3. e5 Nd5 4. d4 d6 5. c4 Nb6 6. exd6 exd6 7. Nc3 Bg4 8. h3 Bxf3 9. Qxf3 Nxd4 10. Qxb7 Be7 11. Bd3 Bf6 12. O-O O-O 13. Be3 c5 14. Bxd4 Bxd4 15. Rae1 Qd7 16. Qe4 Bxc3 *", + "Moves": "e4h7", + "MovesSAN": "Qxh7#", + "Themes": "kingsideAttack master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "5k2/5pp1/2RP3p/8/1p1r4/6P1/5P1P/6K1 w - - 0 36", + "PGN": "1. d4 d5 2. c4 e6 3. g3 Nf6 4. Bg2 Bb4+ 5. Bd2 a5 6. Nf3 dxc4 7. O-O O-O 8. Bg5 Nbd7 9. Qc2 Nb6 10. Nbd2 Bxd2 11. Qxd2 h6 12. Bf4 Nfd5 13. Rac1 Bd7 14. Ne5 Bb5 15. Rfd1 a4 16. e4 Nxf4 17. Qxf4 a3 18. bxa3 Rxa3 19. Qd2 c6 20. Bf1 Qe7 21. Nxc4 Nxc4 22. Bxc4 Bxc4 23. Rxc4 Rfa8 24. Rc2 Qf6 25. Rb1 b5 26. Rbb2 R8a6 27. Rc5 Qf3 28. Qe2 Qxe2 29. Rxe2 Kf8 30. Rec2 Rxa2 31. Rxc6 Rxc6 32. Rxc6 Ra4 33. d5 exd5 34. exd5 Rd4 35. d6 b4 *", + "Moves": "c6c8", + "MovesSAN": "Rc8#", + "Themes": "endgame master mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "2k5/pp2n3/7p/1PPb1ppQ/5P2/P3P3/2q3PP/3R2K1 b - - 4 31", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Ne2 d5 6. a3 Ba5 7. dxc5 dxc4 8. Qa4+ Nc6 9. Qxc4 e5 10. b4 Be6 11. Qh4 Bc7 12. Ng3 h6 13. Nge4 g5 14. Nxf6+ Qxf6 15. Qh5 O-O-O 16. Be2 e4 17. Bb2 Be5 18. Rc1 Qg7 19. O-O f5 20. b5 Ne7 21. f4 Bf6 22. Qh3 Rd2 23. Ba1 Rhd8 24. Nxe4 Bxa1 25. Nxd2 Rxd2 26. Rxa1 Rxe2 27. Rad1 Bd5 28. Rf2 Rxf2 29. Kxf2 Qb2+ 30. Kg1 Qc2 31. Qh5 *", + "Moves": "c2g2", + "MovesSAN": "Qxg2#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "r4rk1/pp1n1ppp/2p1p3/q4N2/2PP4/6Q1/PP1N1PPP/n2K1B1R w - - 0 17", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. d4 Qd8 4. Nf3 Bf5 5. Bf4 e6 6. Nc3 Bd6 7. Qd2 Nf6 8. Nb5 Bxf4 9. Qxf4 Nd5 10. Qe5 O-O 11. c4 c6 12. Nd6 Qa5+ 13. Nd2 Nd7 14. Qg3 Nb4 15. Nxf5 Nc2+ 16. Kd1 Nxa1 *", + "Moves": "g3g7", + "MovesSAN": "Qxg7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "6k1/5pPp/1pQ5/1P6/2p2B2/8/3q2PP/6K1 b - - 0 36", + "PGN": "1. b4 e5 2. Bb2 Qf6 3. Nf3 Bd6 4. e4 Ne7 5. a3 O-O 6. d4 Ng6 7. Be2 Re8 8. d5 c6 9. Nc3 Nf4 10. O-O cxd5 11. Nxd5 Nxd5 12. Qxd5 Bc7 13. b5 d6 14. a4 Nd7 15. a5 Bb8 16. Nd2 Nc5 17. Qc4 Be6 18. Qb4 Qg6 19. Bf3 Bc7 20. Bxe5 b6 21. axb6 axb6 22. Bg3 Bg4 23. Bxg4 Qxg4 24. f3 Qd7 25. c4 Nd3 26. Qc3 Ne5 27. f4 Ng4 28. Qf3 Nf6 29. Rxa8 Rxa8 30. e5 Ra2 31. exf6 Rxd2 32. fxg7 d5 33. Rd1 dxc4 34. Rxd2 Qxd2 35. Qc6 Bxf4 36. Bxf4 *", + "Moves": "d2e1", + "MovesSAN": "Qe1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "rqbk3r/3p1pbp/p1pP2p1/8/2p2n2/2P2N2/PPB1QPPP/R3R1K1 w - - 0 19", + "PGN": "1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. Nf3 Nc6 5. Bc4 Nb6 6. Bb3 Qc7 7. d4 c4 8. Bc2 Nd5 9. O-O g6 10. Re1 Bg7 11. Na3 Nb6 12. Nb5 Qb8 13. d5 a6 14. Nd6+ exd6 15. exd6+ Kd8 16. dxc6 bxc6 17. Qe2 Nd5 18. Bf4 Nxf4 *", + "Moves": "e2e7", + "MovesSAN": "Qe7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3r2k1/Q5pp/3p1r2/2p1p3/5b1q/1P1P1P1P/P1P2P2/R5RK w - - 3 23", + "PGN": "1. e4 c5 2. Nf3 d6 3. Bb5+ Nc6 4. Bxc6+ bxc6 5. d3 e5 6. h3 f5 7. Nc3 Nf6 8. Qe2 Be7 9. Bg5 O-O 10. O-O Nxe4 11. Nxe4 fxe4 12. Qxe4 Bxg5 13. Qxc6 Rb8 14. b3 Bb7 15. Qa4 Bxf3 16. gxf3 Bf4 17. Kg2 Qg5+ 18. Kh1 Qh4 19. Kg2 Qg5+ 20. Kh1 Rf6 21. Qxa7 Rd8 22. Rg1 Qh4 *", + "Moves": "a7g7", + "MovesSAN": "Qxg7#", + "Themes": "kingsideAttack master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "5r1k/1p4p1/p5q1/2Q3Np/P2pP1bP/3P4/1P4PK/8 w - - 0 39", + "PGN": "1. e4 e6 2. Nf3 d5 3. Nc3 d4 4. Ne2 c5 5. Ng3 a6 6. a4 Nc6 7. Bc4 h5 8. h4 Bd6 9. d3 Qc7 10. O-O Nf6 11. Ne2 e5 12. Ng5 Nd8 13. c3 Ne6 14. cxd4 cxd4 15. Bd2 Bd7 16. Rc1 Qd8 17. Qb3 Qe7 18. f4 O-O 19. fxe5 Bxe5 20. Bb4 Bd6 21. Bxd6 Qxd6 22. Rf3 Ng4 23. Ng3 Ne5 24. Nf5 Nxf3+ 25. Nxf3 Qf4 26. Rf1 Nc5 27. Qb6 Bxf5 28. Qxc5 Qe3+ 29. Kh1 Bg4 30. Ng5 Qe2 31. Bxf7+ Kh8 32. Kg1 Qe3+ 33. Kh2 Be2 34. Rf5 Bg4 35. Ne6 Rxf7 36. Rxf7 Qh6 37. Ng5 Qg6 38. Rf8+ Rxf8 *", + "Moves": "c5f8", + "MovesSAN": "Qxf8#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "r4r1k/1b4pP/p7/1p1nN1N1/3P1B2/6P1/PP3P2/R3b1K1 w - - 0 24", + "PGN": "1. e4 c5 2. c3 e6 3. d4 cxd4 4. cxd4 d6 5. Nc3 Nd7 6. Bd3 a6 7. Nf3 Ne7 8. O-O Ng6 9. Qe2 Be7 10. e5 d5 11. g3 O-O 12. h4 f6 13. h5 fxe5 14. hxg6 e4 15. gxh7+ Kh8 16. Bxe4 dxe4 17. Nxe4 b5 18. Bf4 Bb7 19. Rfe1 Nf6 20. Neg5 Qd5 21. Qxe6 Bb4 22. Qxd5 Nxd5 23. Ne5 Bxe1 *", + "Moves": "e5g6", + "MovesSAN": "Ng6#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1bq1b1r/ppp1kBpp/3pP3/5n2/4N3/8/PPP2PPP/RNB1K2R w KQ - 0 12", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 d6 4. d4 f5 5. dxe5 fxe4 6. Ng5 Nge7 7. Bf7+ Kd7 8. Qg4+ Nf5 9. Qxf5+ Ke7 10. e6 Nd4 11. Nxe4 Nxf5 *", + "Moves": "c1g5", + "MovesSAN": "Bg5#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "6k1/5pp1/p6p/1p1q4/5n2/1PPR3P/P4PP1/R1Q3K1 b - - 0 28", + "PGN": "1. e4 e5 2. Nf3 d6 3. Bc4 Be7 4. Nc3 Nf6 5. d3 a6 6. h3 c5 7. Nd5 O-O 8. Nxe7+ Qxe7 9. Bg5 Nbd7 10. O-O h6 11. Bh4 Qe8 12. c3 Nh7 13. d4 b5 14. Bd5 Ra7 15. dxc5 dxc5 16. Bg3 Bb7 17. Bxb7 Rxb7 18. Qd5 Rb8 19. Nxe5 Nxe5 20. Bxe5 Rd8 21. Qxc5 Rd2 22. Bd6 Qxe4 23. Bxf8 Nxf8 24. Qe3 Qd5 25. b3 Rd3 26. Qc1 Ne6 27. Rd1 Nf4 28. Rxd3 *", + "Moves": "d5g2", + "MovesSAN": "Qxg2#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "2r3rk/4R1p1/8/p5R1/8/3n2P1/P4P1P/5K2 w - - 1 38", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. Bxf7+ Kxf7 5. Nxe5+ Nxe5 6. Qh5+ Ng6 7. Qd5+ Kf8 8. Qxc5+ N8e7 9. Qc3 d5 10. exd5 Nxd5 11. Qf3+ Nf6 12. O-O Kf7 13. Qb3+ Kf8 14. d3 Qd5 15. Qb4+ c5 16. Qa4 Kf7 17. Nc3 Qc6 18. Bg5 Rf8 19. Bxf6 Qxf6 20. Ne4 Qxb2 21. Nd6+ Kg8 22. Qc4+ Kh8 23. Rab1 Qe5 24. Nxc8 Raxc8 25. Rxb7 Nf4 26. g3 Ne2+ 27. Kg2 a5 28. Ra7 Ra8 29. Rd7 h6 30. Qg4 Nd4 31. Re1 Qg5 32. Qxg5 hxg5 33. Ree7 Rg8 34. Rc7 Nxc2 35. Rxc5 Ne1+ 36. Kf1 Nxd3 37. Rxg5 Rac8 *", + "Moves": "g5h5", + "MovesSAN": "Rh5#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "2kr3r/ppp2pp1/2p5/2B4p/4P1b1/2NP2Q1/PqP2PP1/1R2KB1R b K - 1 13", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nxe5 Nc6 4. Nxc6 dxc6 5. d3 Bc5 6. Qf3 h5 7. h3 Ng4 8. hxg4 Bxg4 9. Qg3 Qd4 10. Nc3 O-O-O 11. Be3 Qb4 12. Bxc5 Qxb2 13. Rb1 *", + "Moves": "b2c3", + "MovesSAN": "Qxc3#", + "Themes": "hangingPiece mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2kr3r/2ppq1bp/pp4p1/3Q1p2/2P4P/4PNP1/PP4P1/2KR3R w - - 1 19", + "PGN": "1. d4 e6 2. Bf4 g6 3. Nf3 Bg7 4. c4 Nc6 5. e3 a6 6. Bd3 b6 7. Nc3 Bb7 8. Qc2 Nf6 9. h4 Nb4 10. Qe2 Nxd3+ 11. Qxd3 Nh5 12. Be5 f6 13. Bg3 Nxg3 14. fxg3 f5 15. O-O-O Qe7 16. d5 exd5 17. Nxd5 Bxd5 18. Qxd5 O-O-O *", + "Moves": "d5a8", + "MovesSAN": "Qa8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r7/6b1/1nrN1k2/p1Pp1Bpp/3P1p2/5P2/3K1BPP/4R3 w - - 4 31", + "PGN": "1. d4 e6 2. e4 d5 3. exd5 exd5 4. c4 c6 5. Nc3 Nf6 6. Nf3 Bg4 7. Be3 Be7 8. Qb3 Qb6 9. Ne5 Be6 10. c5 Qxb3 11. axb3 Nbd7 12. Bf4 Nxe5 13. Bxe5 O-O 14. b4 Nd7 15. Bg3 f5 16. f3 Bf6 17. Bf2 f4 18. Bd3 g5 19. Kd2 Bg7 20. Rhe1 Rfe8 21. b5 Kf7 22. b4 h5 23. bxc6 bxc6 24. b5 Rec8 25. bxc6 Rxc6 26. Nb5 a5 27. Nd6+ Kf6 28. Rxe6+ Kxe6 29. Re1+ Kf6 30. Bf5 Nb6 *", + "Moves": "e1e6", + "MovesSAN": "Re6#", + "Themes": "master mate mateIn1 middlegame oneMove vukovicMate" + }, + { + "FEN": "2kr1b1r/ppp2ppp/2n1b3/3q4/8/4QNP1/PP2PPBP/R1B1K2R b KQ - 3 10", + "PGN": "1. c4 e5 2. Nc3 Nf6 3. g3 d5 4. d4 exd4 5. Qxd4 Nc6 6. Qe3+ Be6 7. cxd5 Nxd5 8. Nxd5 Qxd5 9. Nf3 O-O-O 10. Bg2 *", + "Moves": "d5d1", + "MovesSAN": "Qd1#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "r2qk2r/ppp2pQ1/2np4/2b1p2p/1P2n1bN/P1N5/2PP1PPP/R1B1KB1R b KQkq - 0 9", + "PGN": "1. e4 e5 2. Qh5 Nc6 3. Nf3 Nf6 4. Qg5 Bc5 5. Nc3 d6 6. a3 Bg4 7. Nh4 h5 8. b4 Nxe4 9. Qxg7 *", + "Moves": "c5f2", + "MovesSAN": "Bxf2#", + "Themes": "attackingF2F7 mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r3kb1r/1bqn4/ppn1p1p1/3pP1Bp/3p2p1/2PB2N1/PP2QPPP/R3R1K1 w kq - 0 17", + "PGN": "1. e4 b6 2. d4 Bb7 3. Bd3 e6 4. Nf3 Nf6 5. Qe2 d5 6. e5 Nfd7 7. O-O c5 8. c3 Nc6 9. Be3 h6 10. Nbd2 a6 11. Rfe1 Qc7 12. Nf1 g5 13. Ng3 g4 14. Nh4 h5 15. Bg5 cxd4 16. Ng6 fxg6 *", + "Moves": "d3g6", + "MovesSAN": "Bxg6#", + "Themes": "doubleBishopMate mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/pb6/1p4pk/1P5p/2PQp1qP/4P3/6B1/6K1 w - - 1 45", + "PGN": "1. d4 g6 2. e3 Bg7 3. f4 b6 4. Nf3 Bb7 5. g3 Nf6 6. Bg2 Nc6 7. b3 O-O 8. O-O d5 9. Ne5 Nxe5 10. fxe5 Ne4 11. Nd2 Bh6 12. Nxe4 dxe4 13. Qg4 f5 14. exf6 exf6 15. Qe6+ Kg7 16. c4 Re8 17. Qg4 f5 18. Qe2 Qg5 19. d5 Rad8 20. Bd2 Kg8 21. Rae1 c6 22. dxc6 Bxc6 23. Bc3 Rd3 24. Bd4 Bg7 25. Bxg7 Kxg7 26. Rf4 Red8 27. Qf2 Rd2 28. Re2 Rxe2 29. Qxe2 Rd3 30. Qf2 Qd8 31. Bf1 Rd2 32. Qe1 Rxa2 33. Qc3+ Kg8 34. g4 Qh4 35. Bg2 Qd8 36. gxf5 Qd1+ 37. Rf1 Qg4 38. Rf2 Rxf2 39. Kxf2 Qxf5+ 40. Kg1 h5 41. Qd4 Kh7 42. b4 Kh6 43. b5 Bb7 44. h4 Qg4 *", + "Moves": "d4h8", + "MovesSAN": "Qh8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "8/R2bkp2/6p1/2p1B2p/1rP1p3/K3P2P/R4PP1/1r6 b - - 6 42", + "PGN": "1. d4 d5 2. Nc3 Nf6 3. Bg5 Ne4 4. Nxe4 dxe4 5. Qd2 g6 6. e3 Bg7 7. c4 c5 8. Ne2 Nc6 9. d5 Ne5 10. Nc3 Bf5 11. h3 h5 12. Bh4 Qb6 13. Be2 Qb4 14. Nb5 Qxd2+ 15. Kxd2 Kd7 16. Rac1 a6 17. Nc3 Rhd8 18. Na4 Kd6 19. Bg3 Rab8 20. Nc3 Kd7 21. a4 Ke8 22. a5 b6 23. Na4 bxa5 24. Rc2 Rdc8 25. Ra1 Rb4 26. Nc3 Nxc4+ 27. Bxc4 Rxc4 28. Rxa5 Rd8 29. Rxa6 Bxc3+ 30. bxc3 Rxd5+ 31. Kc1 e5 32. Kb2 Rd3 33. Kb3 Rb4+ 34. Ka2 Rb7 35. Bxe5 Be6+ 36. Ka3 Rb3+ 37. Ka4 Rd1 38. Ra8+ Ke7 39. c4 Rb4+ 40. Ka3 Rdb1 41. Ra2 Bd7 42. Ra7 *", + "Moves": "b1b3", + "MovesSAN": "R1b3#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "r3k2B/1pp1bp2/p1n5/5b1p/3PqNpP/2P1P3/PPQ2PP1/2KR3R b q - 0 18", + "PGN": "1. d4 d5 2. Bf4 Nc6 3. e3 h6 4. Nd2 g5 5. Bg3 h5 6. h4 g4 7. c3 Nf6 8. Bd3 a6 9. Qc2 e6 10. Ne2 Bd6 11. Bf4 e5 12. Bg5 e4 13. Bxe4 dxe4 14. Nxe4 Be7 15. O-O-O Qd5 16. Bxf6 Bf5 17. Nf4 Qxe4 18. Bxh8 *", + "Moves": "e4c2", + "MovesSAN": "Qxc2#", + "Themes": "mate mateIn1 middlegame oneMove queensideAttack" + }, + { + "FEN": "3r2k1/5pb1/2p4p/pP1rP3/2KPN3/5qR1/1PQ5/3R4 b - - 0 33", + "PGN": "1. d4 Nf6 2. Bf4 d6 3. e3 Nbd7 4. Nf3 g6 5. Bd3 Bg7 6. c3 O-O 7. Qc2 Qe8 8. Nbd2 e5 9. dxe5 dxe5 10. Bg5 c6 11. e4 Qe7 12. O-O h6 13. Bh4 g5 14. Bg3 Nh5 15. Rad1 Nf4 16. Bxf4 exf4 17. Rfe1 Nc5 18. Bc4 Be6 19. Bxe6 Nxe6 20. h4 g4 21. Nd4 Nxd4 22. cxd4 Qxh4 23. e5 Rad8 24. Ne4 g3 25. fxg3 fxg3 26. Kf1 Qh1+ 27. Ke2 Qxg2+ 28. Kd3 Qf3+ 29. Kc4 Rd5 30. Rg1 a5 31. a4 Rfd8 32. Rxg3 b5+ 33. axb5 *", + "Moves": "c6b5", + "MovesSAN": "cxb5#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "1r2q3/pp1b1r1k/2pR2pp/N1Pn1p1n/1PB1p2P/P3P1Q1/1B2NPP1/1K6 w - - 17 30", + "PGN": "1. d4 f5 2. Nf3 Nf6 3. c4 g6 4. Nc3 Bg7 5. Bf4 d6 6. e3 O-O 7. h4 h6 8. Qc2 c6 9. O-O-O Nh5 10. Bh2 Qe8 11. Be2 e5 12. dxe5 dxe5 13. Kb1 Na6 14. a3 e4 15. Nd4 Nc5 16. b4 Ne6 17. Nb3 Nf6 18. Rd6 Rf7 19. Rhd1 Bf8 20. c5 Bxd6 21. Rxd6 Bd7 22. Bc4 Kg7 23. Na5 Rb8 24. Ne2 Re7 25. Be5 Rf7 26. Bb2 Kh7 27. Qc3 Nd5 28. Qe5 Ng7 29. Qg3 Nh5 *", + "Moves": "g3g6", + "MovesSAN": "Qxg6#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "6k1/8/5p2/6p1/6P1/2R2PKN/r7/5b2 b - - 5 45", + "PGN": "1. c4 Nf6 2. Nc3 g6 3. d4 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Bc4 O-O 8. Ne2 c5 9. O-O Nd7 10. Be3 b6 11. Bd5 Rb8 12. Bf4 e5 13. dxe5 Nxe5 14. Qb3 Ba6 15. Rfe1 Nd3 16. Red1 Nxf4 17. Nxf4 Qf6 18. g3 Qxc3 19. Rab1 Qxb3 20. Rxb3 Bb7 21. a4 c4 22. Bxc4 Bxe4 23. Rd7 Rbc8 24. Bf1 Rc1 25. Rxa7 Bd4 26. Ne2 Rxf1+ 27. Kxf1 Bc5 28. f3 Bd5 29. Rd3 Bc4 30. Rc3 Bd5 31. Rd7 Bc6 32. Rc7 Bxa4 33. R3xc5 bxc5 34. Rxc5 Re8 35. Kf2 Bd7 36. g4 Ra8 37. Kg3 h6 38. Nf4 Ra3 39. Rc7 Bb5 40. h4 g5 41. hxg5 hxg5 42. Nh3 f6 43. Ng1 Ra2 44. Nh3 Bf1 45. Rc3 *", + "Moves": "a2g2", + "MovesSAN": "Rg2#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "6k1/p4p1p/1p2p3/6pQ/4p3/8/P5PP/4qR1K b - - 2 29", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. Nc3 Nf6 6. Be3 Bb4 7. Bd3 Qa5 8. Ne2 d5 9. O-O Bxc3 10. bxc3 dxe4 11. Bc4 O-O 12. Nf4 Rd8 13. Qe2 Qxc3 14. Rfd1 Bd7 15. Rab1 b6 16. Rd6 Be8 17. Rxd8 Rxd8 18. Bb5 Na5 19. Bxe8 Rxe8 20. Rd1 Rc8 21. Rd2 Nc4 22. Rd1 Nxe3 23. fxe3 g5 24. Nh5 Nxh5 25. Qxh5 Qxe3+ 26. Kh1 Rxc2 27. Rf1 Rf2 28. Rxf2 Qe1+ 29. Rf1 *", + "Moves": "e1f1", + "MovesSAN": "Qxf1#", + "Themes": "endgame hangingPiece mate mateIn1 oneMove" + }, + { + "FEN": "4r1k1/1p3ppp/4q3/p1Bp4/P2P4/3Qr2R/6PP/6K1 w - - 0 32", + "PGN": "1. d4 d5 2. c4 Nf6 3. Nc3 e6 4. Nf3 c6 5. e3 Bb4 6. Be2 Bxc3+ 7. bxc3 O-O 8. cxd5 exd5 9. O-O Bf5 10. Bd3 Be4 11. Ne5 Nbd7 12. f4 Qc8 13. c4 Re8 14. Qc2 Qd8 15. cxd5 cxd5 16. Bd2 Rc8 17. Qb3 Nb6 18. Ba5 Qd6 19. Bb4 Qe6 20. Rad1 Ng4 21. Nxg4 Qxg4 22. Bxe4 Rxe4 23. Rde1 Rce8 24. Rf3 Nc4 25. Rg3 Qf5 26. a4 a5 27. Bc5 Rxf4 28. Qd1 Rfe4 29. Qd3 Qe6 30. Rh3 Nxe3 31. Rexe3 Rxe3 *", + "Moves": "d3h7", + "MovesSAN": "Qxh7#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "8/4R3/P7/3kbR2/3p4/3Kp3/1P4r1/8 b - - 4 47", + "PGN": "1. Nf3 Nf6 2. d4 g6 3. c4 Bg7 4. Nc3 d6 5. e4 O-O 6. Be2 a6 7. O-O Bg4 8. Be3 Nc6 9. d5 Bxf3 10. Bxf3 Na5 11. Be2 c5 12. Qc2 Re8 13. Rad1 Rc8 14. a4 Qb6 15. f4 Nd7 16. e5 dxe5 17. f5 Qb3 18. Qxb3 Nxb3 19. fxg6 hxg6 20. d6 Nd4 21. dxe7 Rxe7 22. Bf3 Nb6 23. Nd5 Nxd5 24. Bxd5 Kf8 25. a5 Ke8 26. g4 Rd7 27. Rf2 f6 28. Kg2 Rxd5 29. cxd5 Kd7 30. h4 Kd6 31. h5 Kxd5 32. hxg6 Rg8 33. g5 Ke6 34. Rdf1 f5 35. Bxd4 cxd4 36. Rxf5 e4 37. Rf7 e3 38. Kf3 Be5 39. Ke4 Rxg6 40. Rxb7 Rxg5 41. Rb6+ Ke7 42. Rxa6 Bg7 43. Kd3 Rg2 44. Ra7+ Ke6 45. a6 Kd5 46. Rf5+ Be5 47. Re7 *", + "Moves": "g2d2", + "MovesSAN": "Rd2#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "5rkr/pb2R3/2qpN1p1/1pp5/8/1P1P1PP1/P1P4P/R5K1 w - - 0 24", + "PGN": "1. Nf3 Nf6 2. g3 b6 3. Bg2 Bb7 4. d3 g6 5. O-O Bg7 6. Bd2 O-O 7. Bc3 c5 8. e4 Nc6 9. Nbd2 d6 10. b3 b5 11. Bb2 Rc8 12. e5 Ng4 13. Re1 Ncxe5 14. Nxe5 Bxg2 15. Qxg4 Bb7 16. Nxg6 hxg6 17. Bxg7 Kxg7 18. Nf3 Qc7 19. Ng5 Qc6 20. f3 Rh8 21. Rxe7 Rcf8 22. Ne6+ Kg8 23. Qxg6+ fxg6 *", + "Moves": "e7g7", + "MovesSAN": "Rg7#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r4b1k/pb1p1B1p/3q4/1ppP4/8/2P1n1R1/PP3PPP/5RK1 w - - 0 29", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d4 Qe7 5. d5 Qb4+ 6. Nbd2 Nd4 7. c3 Nxf3+ 8. Qxf3 Qd6 9. O-O Be7 10. Qg3 O-O 11. Be2 c5 12. Nc4 Qc7 13. Bh6 g6 14. Bxf8 Bxf8 15. Rad1 Nxe4 16. Qe3 Nd6 17. Nxe5 Bg7 18. Ng4 Nf5 19. Qe8+ Bf8 20. Nf6+ Kg7 21. Nh5+ gxh5 22. Bxh5 Nh6 23. Rd3 Qd6 24. Rg3+ Kh8 25. Bxf7 b5 26. Bh5 Bb7 27. Qe3 Nf5 28. Bf7 Nxe3 *", + "Moves": "g3g8", + "MovesSAN": "Rg8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/4kp2/p2p3r/1p1P1KRp/1P2P2P/P7/8/8 b - - 2 36", + "PGN": "1. d4 Nf6 2. Bf4 d6 3. Nc3 Nc6 4. e4 e5 5. dxe5 Nxe5 6. Bxe5 dxe5 7. Qxd8+ Kxd8 8. O-O-O+ Bd6 9. Nb5 Ke7 10. Nxd6 cxd6 11. f3 Bd7 12. Ne2 Rac8 13. Nc3 a6 14. Be2 Rhd8 15. Rd2 Bc6 16. Rhd1 Rd7 17. g4 h6 18. h4 Rcd8 19. g5 Nh5 20. Bc4 Nf4 21. Bd5 Nxd5 22. Nxd5+ Bxd5 23. Rxd5 Ke6 24. gxh6 gxh6 25. Rg1 Kf6 26. Kd2 Rc7 27. Kd3 Rc5 28. c4 h5 29. Rg5 Rxd5+ 30. cxd5 Rh8 31. a3 b5 32. b4 Rh7 33. Ke3 Rh6 34. f4 exf4+ 35. Kxf4 Ke7 36. Kf5 *", + "Moves": "h6f6", + "MovesSAN": "Rf6#", + "Themes": "endgame mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "7k/1R4pp/p3p2r/8/2R3P1/8/PPPr1PP1/5K2 b - - 0 39", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 a6 5. Bc4 Nc6 6. Qf3 e6 7. Nxc6 bxc6 8. Nc3 Nf6 9. Bg5 Be7 10. Qg3 O-O 11. Bh6 Ne8 12. O-O Kh8 13. Be3 Nf6 14. Rad1 e5 15. Rd2 Qc7 16. Rfd1 Be6 17. Bxe6 fxe6 18. Rd3 d5 19. exd5 cxd5 20. R1d2 Bd6 21. Qh3 e4 22. Rd4 Be5 23. Rb4 Rae8 24. Bb6 Qe7 25. Rb3 Nd7 26. Bd4 Qf6 27. Bxe5 Nxe5 28. Rb6 Qf5 29. Qg3 Nc4 30. Rb7 Rg8 31. Re2 Ref8 32. Nd1 Rf6 33. Ne3 Qe5 34. Nxc4 Qxg3 35. hxg3 dxc4 36. Rxe4 Rd8 37. g4 Rh6 38. Kf1 Rd2 39. Rxc4 *", + "Moves": "h6h1", + "MovesSAN": "Rh1#", + "Themes": "endgame mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "r1b2rk1/p1p1bppp/8/4Q3/4n3/2N5/PPqP1P1P/R1B1K1R1 w Q - 0 13", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 b5 6. Bxb5 Qxd5 7. Qe2 Qxg2 8. Bxc6+ Qxc6 9. Qxe5+ Be7 10. Rg1 Qxc2 11. Nc3 O-O 12. Nge4 Nxe4 *", + "Moves": "e5g7", + "MovesSAN": "Qxg7#", + "Themes": "kingsideAttack mate mateIn1 oneMove opening" + }, + { + "FEN": "r4rk1/pb3p1p/1p2p1p1/2pqP1P1/3n4/2BP4/PP2B1PP/R2Q1RK1 b - - 2 17", + "PGN": "1. e4 e6 2. d3 d5 3. Nd2 c5 4. f4 Nc6 5. Ngf3 Nge7 6. Be2 g6 7. O-O Bh6 8. Nb3 b6 9. e5 O-O 10. c3 Bb7 11. Be3 d4 12. cxd4 Nf5 13. Bd2 Ncxd4 14. Nbxd4 Nxd4 15. Ng5 Bxg5 16. fxg5 Qd5 17. Bc3 *", + "Moves": "d5g2", + "MovesSAN": "Qxg2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r4q1k/pppbr1bp/2npp3/6NN/2BP4/2PQ4/PP3PP1/R1B1K3 w Q - 3 18", + "PGN": "1. d4 f5 2. Nf3 g6 3. h4 Nf6 4. h5 Nxh5 5. Rxh5 gxh5 6. e4 Bg7 7. Ne5 O-O 8. exf5 Rxf5 9. Nc3 d6 10. Bc4+ e6 11. Qd3 Qf6 12. Nf3 Kh8 13. Ne4 Qf8 14. Ng3 Rf7 15. Nxh5 Nc6 16. c3 Bd7 17. Ng5 Re7 *", + "Moves": "d3h7", + "MovesSAN": "Qxh7#", + "Themes": "kingsideAttack master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1b2rk1/ppq2pp1/2nbp2p/8/2pPQ3/2P2N1P/PPB2PP1/R1B2RK1 w - - 1 14", + "PGN": "1. d4 d5 2. Nf3 Nf6 3. e3 e6 4. Bd3 c5 5. c3 c4 6. Bc2 Nc6 7. Nbd2 Be7 8. Qe2 O-O 9. O-O Bd6 10. h3 h6 11. e4 dxe4 12. Nxe4 Nxe4 13. Qxe4 Qc7 *", + "Moves": "e4h7", + "MovesSAN": "Qh7#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "r5k1/1p1b1p1p/6p1/8/2PN4/2b1P3/2B2nPP/NK2RR2 b - - 0 27", + "PGN": "1. e4 c5 2. c3 d5 3. exd5 Nf6 4. d4 cxd4 5. Qa4+ Nbd7 6. Qxd4 g6 7. Nf3 Bg7 8. Be3 O-O 9. Qd2 Nb6 10. c4 e6 11. dxe6 Bxe6 12. Qxd8 Raxd8 13. Nbd2 Ng4 14. Bc5 Rfe8 15. O-O-O Na4 16. Bxa7 Bxb2+ 17. Kc2 Ra8 18. Be3 Nxe3+ 19. fxe3 Nc3 20. Re1 Rxa2 21. Nd4 Bd7 22. N2b3 Ne4 23. Kb1 Rea8 24. Bd3 Nf2 25. Bc2 Bc3 26. Rhf1 Ra1+ 27. Nxa1 *", + "Moves": "a8a1", + "MovesSAN": "Rxa1#", + "Themes": "master mate mateIn1 middlegame oneMove queensideAttack" + }, + { + "FEN": "r1bk2r1/ppNpb2p/2q2Bp1/3N1p2/2P1pP2/1P1nP1P1/P1QP3P/R4K1B w - - 5 19", + "PGN": "1. c4 e5 2. Nc3 Nc6 3. g3 f5 4. Bg2 Nf6 5. e3 e4 6. Nge2 Ne5 7. b3 Nd3+ 8. Kf1 Ng4 9. f3 Ngf2 10. Qc2 Nxh1 11. Bxh1 Qf6 12. Nd5 Qe5 13. f4 Qd6 14. Nd4 g6 15. Nb5 Qc6 16. Nbxc7+ Kd8 17. Bb2 Rg8 18. Bf6+ Be7 *", + "Moves": "f6e7", + "MovesSAN": "Bxe7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "K2Q4/5k2/5N2/B3pP2/3q4/4b3/5n2/8 b - - 0 64", + "PGN": "1. d4 c5 2. d5 g6 3. c4 Bg7 4. Nc3 d6 5. e4 Nf6 6. f4 O-O 7. Nf3 Na6 8. Bd3 Nc7 9. a4 Nd7 10. O-O b6 11. Qe1 a6 12. Qh4 Rb8 13. Ng5 h6 14. Nh3 e5 15. Qxd8 Rxd8 16. f5 g5 17. g4 Nf6 18. Nf2 Bd7 19. h3 b5 20. axb5 axb5 21. Ra7 bxc4 22. Bxc4 Nb5 23. Nxb5 Bxb5 24. Bxb5 Rxb5 25. Re1 Rdb8 26. Re3 Rb4 27. Ra6 Ne8 28. Raa3 Bf8 29. Nd3 Rb3 30. Rxb3 Rxb3 31. Ne1 Rxe3 32. Bxe3 Be7 33. Nc2 Bd8 34. Kf1 Nf6 35. Ke2 Nxe4 36. Kd3 Nf6 37. Kc4 Kf8 38. b4 cxb4 39. Nxb4 Ke8 40. Nc6 Kd7 41. Nb8+ Kc8 42. Nc6 Ne4 43. Bc1 Bb6 44. Ba3 Kd7 45. Nb8+ Kc7 46. Nc6 Nf2 47. Ne7 Nxh3 48. Ng8 Nf2 49. Nxh6 f6 50. Kb5 Be3 51. Nf7 Nxg4 52. Bxd6+ Kd7 53. Bb4 Nf2 54. Nh6 g4 55. Be1 g3 56. Ng4 g2 57. Nxf6+ Kd8 58. Ba5+ Ke7 59. Kc6 g1=Q 60. d6+ Kf7 61. d7 Qc1+ 62. Kb7 Qb2+ 63. Ka8 Qd4 64. d8=Q *", + "Moves": "d4a7", + "MovesSAN": "Qa7#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "1k6/pp4p1/6r1/4q1P1/3p1pBP/4p3/PP4P1/1KR5 w - - 0 51", + "PGN": "1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Nf3 Nd7 7. Nh4 e6 8. Nxg6 hxg6 9. Be3 Qc7 10. Qd2 Bd6 11. O-O-O Ngf6 12. Be2 O-O-O 13. c4 Bxg3 14. fxg3 Ne4 15. Qe1 f5 16. Bf4 Qb6 17. c5 Ndxc5 18. dxc5 Qxc5+ 19. Kb1 Rxd1+ 20. Bxd1 Rd8 21. Be3 Qb5 22. Be2 Qe5 23. Bf4 Qd4 24. Qd1 Qf2 25. Qf1 Qb6 26. Bf3 Nc3+ 27. Kc2 Nb5 28. Kb1 Nc3+ 29. Kc2 Nb5 30. Kc1 Qc5+ 31. Kb1 Nd4 32. Qc1 Qb5 33. Rd1 e5 34. Bg5 Rd7 35. Qd2 c5 36. Be3 Qb6 37. Bxd4 cxd4 38. Rc1+ Kb8 39. g4 e4 40. Bd1 e3 41. Qd3 f4 42. Bf3 Re7 43. h4 Qd6 44. g5 Qb6 45. Rd1 Rd7 46. Bg4 Rd6 47. Re1 Qc5 48. Rc1 Qe5 49. Qc2 Rc6 50. Qxg6 Rxg6 *", + "Moves": "c1c8", + "MovesSAN": "Rc8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "2kr3r/pb1p1p1p/4p1p1/1P4q1/3P4/P7/B1P3PP/R2Q1RK1 b - - 0 23", + "PGN": "1. e4 Nf6 2. Nf3 Nxe4 3. Bc4 Nd6 4. Bb3 c5 5. a3 b5 6. O-O c4 7. Ba2 Bb7 8. d3 Nc6 9. Re1 Nf5 10. dxc4 Qb6 11. cxb5 Qxb5 12. Nc3 Qb6 13. Ng5 e6 14. Qh5 g6 15. Qd1 Bc5 16. Rf1 O-O-O 17. Na4 Qb5 18. Nxc5 Qxc5 19. b4 Qe7 20. b5 Ncd4 21. Be3 Nxe3 22. fxe3 Qxg5 23. exd4 *", + "Moves": "g5g2", + "MovesSAN": "Qxg2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "4Q3/p1b4k/1p1q1Bpp/8/P7/1P2P2P/5PP1/5RK1 b - - 2 40", + "PGN": "1. d4 e5 2. dxe5 c6 3. Nf3 d5 4. Bf4 Qb6 5. b3 Bf5 6. Nbd2 Bb4 7. e3 Ne7 8. c4 O-O 9. Be2 Rd8 10. O-O Ng6 11. Bg5 Re8 12. cxd5 cxd5 13. h3 Nxe5 14. Nxe5 Rxe5 15. Nf3 Re8 16. Bd3 Be4 17. Nd4 Nc6 18. Nxc6 Qxc6 19. Rc1 Qg6 20. Bxe4 dxe4 21. Bf4 Rad8 22. Qc2 Qa6 23. a4 h6 24. Qc7 b6 25. Rc4 Bc5 26. Qc6 Rc8 27. Qd5 Rcd8 28. Qf5 Qb7 29. Be5 f6 30. Bb2 Qd7 31. Qg6 Qf7 32. Qg3 Bd6 33. Qg4 Rc8 34. Rxc8 Rxc8 35. Qxc8+ Kh7 36. Qf5+ g6 37. Qxe4 Bc7 38. Qc6 Qe7 39. Bxf6 Qd6 40. Qe8 *", + "Moves": "d6h2", + "MovesSAN": "Qh2#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "rn1q4/pb1pk1b1/1p1pp1Br/4P2p/5p2/5N1P/PPP2PP1/R2QK2R w KQ - 0 17", + "PGN": "1. d4 b6 2. Bf4 Bb7 3. Nf3 e6 4. Nbd2 h6 5. e3 g5 6. Be5 f6 7. Bg3 h5 8. h3 Ne7 9. Bd3 Nd5 10. e4 Nf4 11. Bxf4 gxf4 12. e5 fxe5 13. dxe5 Bg7 14. Bg6+ Ke7 15. Ne4 Rh6 16. Nd6 cxd6 *", + "Moves": "d1d6", + "MovesSAN": "Qxd6#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3R4/5pkp/2p1p1p1/8/7P/pPPQ4/P4qP1/1K6 b - - 0 27", + "PGN": "1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Bg7 6. Be3 Nf6 7. Be2 O-O 8. Qd2 d5 9. exd5 Nxd5 10. Nxd5 Qxd5 11. Bf3 Qd6 12. O-O-O Qf6 13. c3 Bf5 14. Nxf5 Qxf5 15. Bxc6 bxc6 16. Qc2 Qe6 17. Kb1 a5 18. Bd4 a4 19. Bxg7 Kxg7 20. Rhe1 Qf6 21. Re4 a3 22. b3 e6 23. h4 Rfd8 24. Red4 Rxd4 25. Rxd4 Rd8 26. Qd3 Qxf2 27. Rxd8 *", + "Moves": "f2b2", + "MovesSAN": "Qb2#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r1b2rk1/pppp2pp/5q2/b3N3/8/2P1P3/PP1N1PPP/R2QKB1R b KQ - 0 10", + "PGN": "1. d4 e5 2. dxe5 f6 3. Nf3 Bb4+ 4. c3 Ba5 5. exf6 Nxf6 6. Bg5 O-O 7. Bxf6 Qxf6 8. e3 Nc6 9. Nbd2 Ne5 10. Nxe5 *", + "Moves": "f6f2", + "MovesSAN": "Qxf2#", + "Themes": "attackingF2F7 mate mateIn1 oneMove opening" + }, + { + "FEN": "3R4/8/4rp2/2p1k1p1/4P3/5K2/8/8 w - - 2 64", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. Qe2 b5 6. Bb3 Bc5 7. a4 Rb8 8. axb5 axb5 9. Nc3 b4 10. Nd5 O-O 11. O-O d6 12. h3 Re8 13. Bc4 Nd4 14. Nxd4 exd4 15. d3 c6 16. Nxf6+ Qxf6 17. Qh5 g6 18. Qg5 Qg7 19. Bf4 Be6 20. Bxe6 Rxe6 21. Qh4 g5 22. Bxg5 Rg6 23. Bf4 Rxg2+ 24. Kh1 Rg6 25. Rg1 Bb6 26. Bxd6 Re8 27. Bf4 Qf8 28. Bh6 Qc5 29. f4 Bd8 30. Qf2 Qh5 31. Rxg6+ hxg6 32. Bg5 Bxg5 33. fxg5 Qxh3+ 34. Qh2 Qf3+ 35. Qg2 Qh5+ 36. Qh2 Qxg5 37. Rg1 Qe3 38. Rg3 Qe1+ 39. Qg1 Qxg1+ 40. Kxg1 Re5 41. Kf2 Kg7 42. Rg1 Rc5 43. Rc1 b3 44. c3 dxc3 45. bxc3 b2 46. Rb1 Rxc3 47. Rxb2 Rxd3 48. Rc2 Rd6 49. Ke3 Kf6 50. Rc5 Ke6 51. Kf4 Kd7 52. Ra5 Re6 53. Ra7+ Ke8 54. Ra3 Ke7 55. Ra7+ Kf6 56. Rc7 g5+ 57. Kf3 Kg6 58. Rc8 f6 59. Rg8+ Kf7 60. Rc8 Ke7 61. Rc7+ Kd6 62. Rc8 c5 63. Rd8+ Ke5 *", + "Moves": "d8d5", + "MovesSAN": "Rd5#", + "Themes": "endgame master mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "5kr1/R7/p3p3/1p2P3/7r/5n2/PK3P1P/3R4 w - - 0 28", + "PGN": "1. d4 d5 2. Nf3 e6 3. c4 dxc4 4. e4 a6 5. Bxc4 Nf6 6. Nc3 Bb4 7. Qc2 Bxc3+ 8. bxc3 b5 9. Bd3 Bb7 10. Ba3 Ng8 11. e5 Bxf3 12. gxf3 Ne7 13. Bxh7 g6 14. Bxe7 Qxe7 15. Bxg6 fxg6 16. Qxg6+ Kd7 17. Rg1 Nc6 18. Qe4 Rag8 19. O-O-O Qa3+ 20. Kb1 Qxc3 21. Rc1 Qb4+ 22. Ka1 Qxd4+ 23. Qxd4+ Nxd4 24. Rgd1 Rh4 25. Kb2 Ke7 26. Rxc7+ Kf8 27. Ra7 Nxf3 *", + "Moves": "d1d8", + "MovesSAN": "Rd8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "8/2p3p1/2N1p2p/8/k3n2b/1R6/1P4PK/3r4 w - - 0 38", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd6 4. Nf3 Nc6 5. Be2 Bg4 6. d3 O-O-O 7. Ne4 Qe6 8. Bd2 h6 9. h3 Bf5 10. O-O Bxe4 11. dxe4 Qxe4 12. Re1 Nf6 13. c3 e6 14. Bb5 Qd5 15. c4 Qd7 16. Ne5 Qxd2 17. Nxf7 Qxd1 18. Raxd1 Rxd1 19. Rxd1 Rg8 20. Bxc6 bxc6 21. Rd8+ Kb7 22. c5 Be7 23. Rd3 Bxc5 24. Rb3+ Bb6 25. Ne5 Rd8 26. Nc4 Rd1+ 27. Kh2 Ne4 28. a4 a5 29. Nxa5+ Ka6 30. Nxc6 Bxf2 31. h4 Bxh4 32. Nb8+ Ka5 33. Nc6+ Kxa4 *", + "Moves": "b3b4", + "MovesSAN": "Rb4#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r1bqkb1r/pp1pn2p/5p2/1Bp5/3p4/8/PPPP1PPP/RNBQR1K1 w kq - 0 9", + "PGN": "1. e4 Nc6 2. Bb5 e5 3. Nf3 f6 4. O-O Nd4 5. Nxd4 exd4 6. Re1 c5 7. e5 Ne7 8. exf6 gxf6 *", + "Moves": "d1h5", + "MovesSAN": "Qh5#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "r5k1/p1b2p1p/2Q1pp2/3p4/3P1q2/2P5/PP3PPP/R4RK1 b - - 0 20", + "PGN": "1. e4 c6 2. Nc3 d5 3. exd5 cxd5 4. d4 Nf6 5. Bb5+ Nc6 6. Nf3 e6 7. Ne5 Bd7 8. Nxd7 Qxd7 9. Bf4 Bb4 10. Bxc6 bxc6 11. O-O O-O 12. Na4 Rfe8 13. c3 Ba5 14. Nc5 Qd8 15. Nb7 Qb6 16. Nd6 Qc7 17. Nxe8 Qxf4 18. Nxf6+ gxf6 19. Qa4 Bc7 20. Qxc6 *", + "Moves": "f4h2", + "MovesSAN": "Qxh2#", + "Themes": "endgame kingsideAttack mate mateIn1 oneMove" + }, + { + "FEN": "r2q1rk1/3b1pp1/2p1p2p/pp1nP1b1/4QP2/P2B1N2/1PP3PP/2KR3R w - - 0 18", + "PGN": "1. e4 d6 2. d4 e6 3. f4 Bd7 4. Nf3 Be7 5. Nc3 Nf6 6. Bd3 Na6 7. a3 c6 8. Qe2 Nc7 9. Be3 b5 10. O-O-O a5 11. e5 dxe5 12. dxe5 Nfd5 13. Ne4 Nxe3 14. Qxe3 Nd5 15. Qd4 O-O 16. Neg5 h6 17. Qe4 Bxg5 *", + "Moves": "e4h7", + "MovesSAN": "Qh7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r3r1k1/pb3pp1/4p2p/1ppqR2n/3P3Q/P1PB4/1P1B1PPP/R5K1 b - - 1 20", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. Be2 c6 5. Nf3 e6 6. O-O Nf6 7. d4 Nbd7 8. a3 Bb4 9. Bd2 Bxc3 10. Bxc3 Qc7 11. Re1 O-O 12. Bd3 h6 13. Ne5 Re8 14. Nxd7 Qxd7 15. Qf3 b5 16. Qg3 Bb7 17. Bd2 Nh5 18. Qh4 Qd5 19. c3 c5 20. Re5 *", + "Moves": "d5g2", + "MovesSAN": "Qxg2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2kr3r/p3bpBp/2p2np1/1p6/2n1PQb1/2P5/PP3PPP/RN1BK1NR b KQ - 0 16", + "PGN": "1. e4 e5 2. Qh5 Nc6 3. Bc4 g6 4. Qf3 Nf6 5. c3 Na5 6. Bb5 c6 7. Ba4 b5 8. Bc2 d5 9. d3 Bg4 10. Qg3 Qd7 11. Qxe5+ Be7 12. Bh6 dxe4 13. dxe4 Nc4 14. Qf4 O-O-O 15. Bg7 Qd1+ 16. Bxd1 *", + "Moves": "d8d1", + "MovesSAN": "Rxd1#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1bqr1k1/1pp2pp1/p6p/2b1N2n/2B1P3/2PP3P/PP4PN/R2Q1R1K b - - 0 16", + "PGN": "1. e4 e5 2. Bc4 Nc6 3. Nf3 Be7 4. O-O Nf6 5. d3 d6 6. h3 h6 7. c3 O-O 8. Be3 a6 9. Nbd2 Re8 10. Nh2 Bf8 11. f4 exf4 12. Bxf4 Ne5 13. Bxe5 dxe5 14. Ndf3 Bc5+ 15. Kh1 Nh5 16. Nxe5 *", + "Moves": "h5g3", + "MovesSAN": "Ng3#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "3r2k1/p1p1b1pp/b3p3/PqppN3/5Q2/1PP4P/2P2PP1/R3K2R b KQ - 0 18", + "PGN": "1. e4 Nf6 2. Nc3 d5 3. e5 Ne4 4. Nf3 Nc6 5. Bb5 Nxc3 6. Bxc6+ bxc6 7. dxc3 Ba6 8. b3 e6 9. Bg5 Be7 10. Bf4 O-O 11. a3 c5 12. a4 Qd7 13. h3 Rad8 14. Qc1 f6 15. a5 Qb5 16. Qd2 fxe5 17. Nxe5 Rxf4 18. Qxf4 *", + "Moves": "b5e2", + "MovesSAN": "Qe2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r3kb1r/pp3ppp/2n1p3/2p1N3/Q3PP2/2N4q/PP1P1P1P/R1B2R1K b kq - 0 14", + "PGN": "1. Nf3 c5 2. c4 Nf6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nf4 6. Bb5+ Bd7 7. Bxd7+ Qxd7 8. O-O Qg4 9. g3 Nh3+ 10. Kg2 e6 11. Qa4+ Nc6 12. Ne5 Nf4+ 13. Kh1 Qh3 14. gxf4 *", + "Moves": "h3f1", + "MovesSAN": "Qxf1#", + "Themes": "hangingPiece kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "4Q3/8/6pk/3N1p1p/2P2P1P/6PK/8/q7 b - - 7 52", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 a5 5. g3 b6 6. Bg2 Bb7 7. O-O Bxd2 8. Nbxd2 O-O 9. Qc2 d6 10. e4 Nbd7 11. h3 e5 12. Rad1 Re8 13. Rfe1 exd4 14. Nxd4 Nc5 15. f3 Nh5 16. Kh2 Qg5 17. Nf1 g6 18. f4 Qe7 19. e5 Bxg2 20. Kxg2 dxe5 21. Rxe5 Qd6 22. Nf3 Qc6 23. Rde1 Nf6 24. Rxe8+ Rxe8 25. Rxe8+ Qxe8 26. b3 Nfe4 27. Ne5 f6 28. Ng4 Qc6 29. Kh2 Qd6 30. Nfe3 h5 31. Nf2 Qd4 32. Nxe4 Nxe4 33. Nd5 c6 34. Qxe4 Qf2+ 35. Qg2 Qd4 36. Ne7+ Kf7 37. Nxc6 Qd1 38. Na7 Kg7 39. Nb5 a4 40. h4 axb3 41. axb3 Qxb3 42. Qe2 Qc3 43. Nd6 Qd4 44. Ne8+ Kh6 45. Nc7 b5 46. Nxb5 Qc5 47. Nc3 Qd4 48. Nd5 f5 49. Qe8 Qf2+ 50. Kh3 Qf1+ 51. Kh2 Qa1 52. Kh3 *", + "Moves": "a1h1", + "MovesSAN": "Qh1#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "5r1k/p6p/b1p1pr1Q/3n4/1Pp5/P2n1PR1/2B1qP1P/5R1K w - - 0 36", + "PGN": "1. Nf3 e6 2. e4 Nf6 3. Nc3 Be7 4. d4 c6 5. Bd3 O-O 6. O-O d6 7. e5 dxe5 8. dxe5 Nd5 9. Ne4 Nd7 10. a3 f5 11. Neg5 Nc5 12. Bc4 b5 13. Ba2 f4 14. Nh3 g5 15. c4 g4 16. Qc2 Nc7 17. Bb1 Rf7 18. Nxf4 gxf3 19. gxf3 bxc4 20. Kh1 Qf8 21. Nh5 Ba6 22. Rg1+ Kh8 23. Nf6 Bxf6 24. exf6 Nd3 25. Be3 Nd5 26. Bg5 Rb8 27. b4 Nxf6 28. Qc3 Qe7 29. Qd4 Rd8 30. Qh4 Rdf8 31. Bc2 Qd6 32. Raf1 Nd5 33. Qh6 Qe5 34. Rg3 Qe2 35. Bf6+ Rxf6 *", + "Moves": "h6g7", + "MovesSAN": "Qg7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "rnbqk1nr/1p1pbp1p/p7/3Qpp2/2B1P3/P7/1PP2PPP/RNB1K2R w KQkq - 0 9", + "PGN": "1. e4 c5 2. Nf3 a6 3. Bc4 e6 4. a3 Be7 5. d4 cxd4 6. Nxd4 e5 7. Nf5 g6 8. Qd5 gxf5 *", + "Moves": "d5f7", + "MovesSAN": "Qxf7#", + "Themes": "attackingF2F7 mate mateIn1 oneMove opening" + }, + { + "FEN": "5r1k/3R4/1P4BP/8/3n4/2b5/7P/3K4 b - - 0 47", + "PGN": "1. c4 c5 2. g3 Nc6 3. Bg2 g6 4. Nc3 Bg7 5. a3 e6 6. e3 Nge7 7. Nge2 O-O 8. O-O d5 9. cxd5 exd5 10. d4 cxd4 11. Nxd4 b6 12. Nxc6 Nxc6 13. Nxd5 Bb7 14. Qa4 Na5 15. Rd1 Bc6 16. Qb4 Re8 17. e4 Bxd5 18. Rxd5 Qc7 19. Bf4 Qc2 20. Rd2 Qc4 21. e5 Rac8 22. Qxc4 Nxc4 23. Rd7 Nxe5 24. Rxa7 Nd3 25. Be3 Nxb2 26. Rb1 Nc4 27. Bd5 Nxe3 28. Bxf7+ Kh8 29. Bxe8 Nc4 30. Bd7 Rd8 31. Rc1 Nd6 32. Bg4 h5 33. Bf3 Nb5 34. Ra6 Nd4 35. Be4 Ne2+ 36. Kf1 Nxc1 37. Bxg6 h4 38. gxh4 Bb2 39. a4 Bd4 40. h5 Rf8 41. Ke1 Rxf2 42. h6 Rf8 43. Ra7 b5 44. Rd7 Bc3+ 45. Kd1 Nb3 46. axb5 Nd4 47. b6 *", + "Moves": "f8f1", + "MovesSAN": "Rf1#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "r2q1rk1/p3bppp/b1p1p3/1p1nP3/3P4/P2QBN2/1PB2PPP/R3R1K1 w - - 8 17", + "PGN": "1. d4 d5 2. c4 Nf6 3. cxd5 Nxd5 4. e4 Nb6 5. Nf3 e6 6. Nbd2 Bb4 7. a3 Bd6 8. e5 Be7 9. Nc4 Nxc4 10. Bxc4 O-O 11. O-O c6 12. Be3 b5 13. Bb3 Ba6 14. Re1 Nd7 15. Bc2 Nb6 16. Qd3 Nd5 *", + "Moves": "d3h7", + "MovesSAN": "Qxh7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2r5/8/1k6/3p2P1/p2P1P2/4K3/p1r5/R5R1 b - - 0 41", + "PGN": "1. e4 c5 2. Nf3 a6 3. d4 cxd4 4. Nxd4 e6 5. Bc4 Bc5 6. Be3 b5 7. Bb3 Qe7 8. Nc3 Bb7 9. Qd3 Nf6 10. e5 Ng4 11. f4 Nxe3 12. Qxe3 Nc6 13. Nce2 Nxd4 14. Nxd4 O-O 15. Rg1 d6 16. exd6 Qxd6 17. O-O-O Qb6 18. c3 a5 19. Bc2 b4 20. Qd3 g6 21. h4 a4 22. h5 Bxd4 23. cxd4 Bd5 24. hxg6 fxg6 25. Qg3 b3 26. Bxg6 bxa2 27. Bxh7+ Kf7 28. Qg6+ Ke7 29. Qg5+ Kd6 30. Qe5+ Kc6 31. Kd2 Qxb2+ 32. Ke3 Qc3+ 33. Kf2 Kb6 34. Qd6+ Qc6 35. Qxc6+ Bxc6 36. Ke3 Bd5 37. Be4 Rac8 38. Bxd5 exd5 39. Ra1 Rc2 40. g4 Rfc8 41. g5 *", + "Moves": "c8c3", + "MovesSAN": "R8c3#", + "Themes": "endgame mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "r1bqkb1r/pppp1ppp/2n5/4N2Q/4n3/8/PPPP1PPP/RNB1KB1R w KQkq - 2 5", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nxe5 Nxe4 4. Qh5 Nc6 *", + "Moves": "h5f7", + "MovesSAN": "Qxf7#", + "Themes": "attackingF2F7 mate mateIn1 oneMove opening" + }, + { + "FEN": "k2r4/p1p1rppp/Q1N2n2/1P6/8/P2qP1bP/1B3P2/4K2R w K - 2 25", + "PGN": "1. b3 e5 2. Bb2 Nc6 3. g3 d5 4. Bg2 Nf6 5. h3 Be6 6. a3 Qd7 7. e3 Bd6 8. c3 d4 9. cxd4 exd4 10. Qc2 dxe3 11. dxe3 O-O-O 12. b4 Bf5 13. Qb3 Bxb1 14. Rxb1 Rhe8 15. Ne2 Re7 16. Rd1 Qe6 17. Qa4 Kb8 18. b5 Ne5 19. Nd4 Qc4 20. Qa5 Nd3+ 21. Rxd3 Qxd3 22. Bxb7 Bxg3 23. Nc6+ Kxb7 24. Qa6+ Ka8 *", + "Moves": "a6a7", + "MovesSAN": "Qxa7#", + "Themes": "mate mateIn1 middlegame oneMove queensideAttack" + }, + { + "FEN": "5rk1/5ppp/B3pn2/2r5/6q1/1PN1P3/PQ3P1K/R5R1 b - - 6 24", + "PGN": "1. d4 Nf6 2. Nf3 b6 3. Bf4 e6 4. e3 c5 5. dxc5 Bxc5 6. c4 Bb7 7. Be2 O-O 8. O-O d6 9. b3 Nbd7 10. Nc3 a6 11. Bxd6 Bxd6 12. Qxd6 Rc8 13. Qd2 Qe7 14. Qc2 b5 15. Qb2 bxc4 16. Bxc4 Bxf3 17. gxf3 Ne5 18. Bxa6 Nxf3+ 19. Kh1 Qd6 20. Kg2 Qxh2+ 21. Kxf3 Qh5+ 22. Kg2 Qg4+ 23. Kh2 Rc5 24. Rg1 *", + "Moves": "c5h5", + "MovesSAN": "Rh5#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3Q4/pp5p/k1p3p1/8/1K2p3/3q4/PP6/8 w - - 0 41", + "PGN": "1. d4 f5 2. Nc3 Nf6 3. Bf4 e6 4. Qd3 d5 5. h3 c6 6. g4 g6 7. g5 Ne4 8. Be5 Rg8 9. e3 Qxg5 10. Nf3 Qe7 11. Bh2 Nd7 12. Ne5 Nxe5 13. Bxe5 Bg7 14. Nxe4 fxe4 15. Qe2 Bxe5 16. dxe5 Qc7 17. O-O-O Qxe5 18. f4 exf3 19. Qxf3 Rf8 20. Qe2 Qg5 21. Bg2 e5 22. Rhg1 Qh6 23. Rdf1 Rxf1+ 24. Rxf1 Bxh3 25. Qf3 Bxg2 26. Qf7+ Kd8 27. Qg8+ Kc7 28. Rf7+ Kb6 29. Qxa8 Qxe3+ 30. Kd1 Bf3+ 31. Rxf3 Qxf3+ 32. Kd2 Qf2+ 33. Kc3 d4+ 34. Kd3 Qe3+ 35. Kc4 Qe2+ 36. Kb3 d3 37. Qd8+ Ka6 38. cxd3 Qd1+ 39. Ka3 e4 40. Kb4 Qxd3 *", + "Moves": "d8a5", + "MovesSAN": "Qa5#", + "Themes": "endgame mate mateIn1 oneMove queenEndgame" + }, + { + "FEN": "4Q3/N7/3p2pk/3Pp2p/7P/6P1/3n1PK1/2q5 w - - 3 33", + "PGN": "1. c4 Nf6 2. Nc3 c6 3. Nf3 g6 4. g3 Bg7 5. Bg2 Qc7 6. O-O O-O 7. d4 d6 8. e4 e5 9. Be3 Bg4 10. d5 Nbd7 11. Qc2 Bxf3 12. Bxf3 a5 13. a3 Rab8 14. b4 axb4 15. axb4 c5 16. Nb5 Qb6 17. Rfb1 h5 18. h3 Kh7 19. Ra5 Bh6 20. Bxh6 Kxh6 21. Qa4 Rfc8 22. Na7 Re8 23. Rb5 Qc7 24. bxc5 Nxc5 25. Qb4 Nfxe4 26. Bxe4 Nxe4 27. Rxb7 Rxb7 28. Qxb7 Qxc4 29. Qxf7 Nd2 30. Qxe8 Nxb1 31. h4 Qc1+ 32. Kg2 Nd2 *", + "Moves": "e8h8", + "MovesSAN": "Qh8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r1br2k1/ppp2ppp/8/3P4/2B1qQ1n/1P6/PB4PP/RN3R1K b - - 0 17", + "PGN": "1. e4 e5 2. f4 exf4 3. Nf3 Ne7 4. Bc4 Nbc6 5. O-O Ng6 6. d4 d6 7. d5 Nce5 8. Nxe5 dxe5 9. b3 Bc5+ 10. Kh1 O-O 11. Ba3 Bd4 12. c3 Qg5 13. cxd4 Nh4 14. Qd2 Rd8 15. dxe5 Qxe5 16. Bb2 Qxe4 17. Qxf4 *", + "Moves": "e4g2", + "MovesSAN": "Qxg2#", + "Themes": "kingsideAttack mate mateIn1 oneMove opening" + }, + { + "FEN": "r4rk1/1pp3p1/1p1p3p/3Pp1qB/3P4/7b/PP3PPN/R2Q1RK1 b - - 0 18", + "PGN": "1. e4 e5 2. Nc3 Nc6 3. Nf3 Nf6 4. d3 Bc5 5. Bg5 h6 6. Bxf6 Qxf6 7. Be2 Bb6 8. Nd5 Qg6 9. Nxb6 axb6 10. O-O O-O 11. d4 d6 12. d5 Ne7 13. h3 f5 14. exf5 Nxf5 15. Nh2 Nd4 16. Bh5 Qg5 17. c3 Bxh3 18. cxd4 *", + "Moves": "g5g2", + "MovesSAN": "Qxg2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "4k1r1/p1p2p1p/3Bp3/2Q3q1/2P5/P7/B1b2PPP/R4RK1 b - - 0 18", + "PGN": "1. e4 d5 2. exd5 Nf6 3. Nc3 Nxd5 4. Bc4 Nxc3 5. bxc3 Nc6 6. Bb2 Bf5 7. a3 e6 8. Nf3 Ne5 9. Ba2 Nxf3+ 10. Qxf3 Bxc2 11. Qxb7 Bc5 12. Qc6+ Qd7 13. Qxc5 Rd8 14. O-O Qxd2 15. c4 Rd6 16. Bxg7 Rg8 17. Be5 Qg5 18. Bxd6 *", + "Moves": "g5g2", + "MovesSAN": "Qxg2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "5k2/1q3ppp/1p2p3/p7/P1P5/1P4P1/3Q1P1P/6K1 w - - 5 31", + "PGN": "1. d4 d5 2. c4 e6 3. g3 Nf6 4. Bg2 Be7 5. Nf3 O-O 6. O-O c6 7. Nbd2 Nbd7 8. Qc2 b6 9. b3 Bb7 10. e4 dxe4 11. Nxe4 Nxe4 12. Qxe4 Nf6 13. Qe2 Qd7 14. Bb2 Rfd8 15. Ne5 Qe8 16. Rfd1 a5 17. a4 Rac8 18. Qf3 Rc7 19. Rac1 c5 20. Qe3 Bxg2 21. Kxg2 cxd4 22. Rxd4 Rxd4 23. Bxd4 Bc5 24. Rd1 Bxd4 25. Rxd4 Nd7 26. Nxd7 Rxd7 27. Qd3 Rxd4 28. Qxd4 Qb8 29. Qd2 Qb7+ 30. Kg1 Kf8 *", + "Moves": "d2d8", + "MovesSAN": "Qd8#", + "Themes": "endgame mate mateIn1 oneMove queenEndgame" + }, + { + "FEN": "5k2/1Q5p/4P1p1/p1b5/8/2p5/qPP3PP/7K w - - 0 33", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 a6 4. d4 exd4 5. Nxd4 Nxd4 6. Qxd4 d6 7. O-O Be6 8. f4 Bxc4 9. Qxc4 Be7 10. Nc3 Nf6 11. Bd2 c6 12. Rad1 O-O 13. Qe2 Qc7 14. e5 dxe5 15. fxe5 Nd5 16. Nxd5 cxd5 17. e6 f6 18. Bc3 Rad8 19. Qg4 Qc4 20. Rf4 Qxa2 21. Qf3 b6 22. Rg4 a5 23. Qg3 g6 24. Rf1 Kg7 25. Qc7 Rde8 26. Rgf4 Kg8 27. Qxb6 Rc8 28. Qb7 Bc5+ 29. Kh1 d4 30. Rxf6 dxc3 31. Rxf8+ Rxf8 32. Rxf8+ Kxf8 *", + "Moves": "b7f7", + "MovesSAN": "Qf7#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "5rk1/pp4pp/2Nq4/2bp4/Q3p3/2P4P/PP4P1/R1B2B1K b - - 0 20", + "PGN": "1. e4 e6 2. c3 d5 3. e5 c5 4. Nf3 Nc6 5. h3 f6 6. exf6 Nxf6 7. Bb5 Be7 8. Ne5 Bd7 9. Nxd7 Qxd7 10. d4 O-O 11. dxc5 Bxc5 12. O-O Ne4 13. Nd2 Nxf2 14. Rxf2 Rxf2 15. Kh1 Raf8 16. Nf3 e5 17. Qa4 e4 18. Ne5 Qd6 19. Nxc6 Rf1+ 20. Bxf1 *", + "Moves": "f8f1", + "MovesSAN": "Rxf1#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2QR4/6kp/p6b/P2Pp3/4P3/5p1q/5P1N/6K1 b - - 0 42", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 Nge7 4. c3 d6 5. d4 a6 6. Bxc6+ bxc6 7. O-O f6 8. Nbd2 Bg4 9. h3 Bh5 10. Qa4 Qd7 11. b4 Nc8 12. c4 Nb6 13. Qa5 Be7 14. b5 Bxf3 15. bxc6 Qc8 16. Nxf3 Nxc4 17. Qd5 Nb6 18. Qa5 O-O 19. d5 Kh8 20. Be3 Nc4 21. Qc3 Nxe3 22. Qxe3 f5 23. Nd2 f4 24. Qc3 Bg5 25. Nf3 Bh6 26. Rab1 Rf6 27. a4 Rg6 28. Kh1 Rf6 29. a5 g5 30. Rb7 g4 31. hxg4 Qxg4 32. Rxc7 Rg8 33. Rg1 Qh5+ 34. Nh2 Rfg6 35. Rd7 Rg4 36. Rxd6 Rh4 37. Qh3 Rxh3 38. gxh3 Rxg1+ 39. Kxg1 Qxh3 40. c7 f3 41. Rd8+ Kg7 42. c8=Q *", + "Moves": "h3g2", + "MovesSAN": "Qg2#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "2r2rk1/pb2ppbp/2q3p1/1P6/3P4/2P1P2P/1B1N1PP1/R2Q1RK1 b - - 0 19", + "PGN": "1. d4 Nf6 2. c4 d5 3. Nc3 g6 4. Nf3 Bg7 5. e3 O-O 6. cxd5 Nxd5 7. Be2 Nxc3 8. bxc3 c5 9. O-O Bg4 10. Ba3 Nd7 11. h3 Bf5 12. Bb5 Be4 13. Bxd7 Qxd7 14. Bxc5 b6 15. Ba3 Rac8 16. Bb2 b5 17. Nd2 Bb7 18. a4 Qc6 19. axb5 *", + "Moves": "c6g2", + "MovesSAN": "Qxg2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1b2k2/7p/p7/5p1Q/2BPp3/1P5K/5q2/6rR w - - 0 35", + "PGN": "1. c4 Nc6 2. Nc3 e5 3. Nf3 f5 4. d4 e4 5. Ng5 Nf6 6. Nh3 g6 7. Nf4 Bg7 8. h3 O-O 9. h4 Ne7 10. e3 c6 11. b3 d5 12. Ba3 Rf7 13. Be2 a6 14. Bxe7 Rxe7 15. cxd5 cxd5 16. Nfxd5 Nxd5 17. Nxd5 Rf7 18. Nf4 b5 19. Rc1 Bf8 20. g3 Qa5+ 21. Kf1 Qxa2 22. Kg2 Bd6 23. Ra1 Qb2 24. Bxb5 Bxf4 25. gxf4 Rc7 26. Bc4+ Kf8 27. h5 gxh5 28. Qxh5 Rg7+ 29. Kh3 Qxf2 30. Rag1 Qxe3+ 31. Kh2 Qxf4+ 32. Kh3 Qe3+ 33. Kh2 Qf2+ 34. Kh3 Rxg1 *", + "Moves": "h5f7", + "MovesSAN": "Qf7#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r3k2r/pp3pp1/2p1p1p1/4q3/2P5/P4Q2/1P2BPP1/3R1RK1 b kq - 0 21", + "PGN": "1. e4 d5 2. exd5 Nf6 3. d4 Nxd5 4. Nf3 Bf5 5. c3 e6 6. Nbd2 Bd6 7. Nc4 Be7 8. Bd3 Bg6 9. Nfe5 Nd7 10. Nxg6 hxg6 11. Ne3 N7b6 12. Nxd5 Nxd5 13. a3 Bd6 14. c4 Nf4 15. Bxf4 Bxf4 16. Qf3 Qxd4 17. Rd1 Qe5+ 18. Be2 c6 19. O-O Bxh2+ 20. Kh1 Bg1+ 21. Kxg1 *", + "Moves": "e5h2", + "MovesSAN": "Qh2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "6k1/1p3r1p/p3p1N1/1b2Bp2/8/6Q1/P5PP/2r2BK1 b - - 0 30", + "PGN": "1. e4 g6 2. d4 d6 3. f4 Bg7 4. Nf3 c5 5. dxc5 Qa5+ 6. c3 Qxc5 7. Be2 Nc6 8. Nbd2 Nf6 9. Nb3 Qh5 10. e5 dxe5 11. fxe5 Ne4 12. O-O Nxe5 13. Nxe5 Qxe5 14. Nd4 O-O 15. Bc4 a6 16. Qf3 e6 17. Bf4 Qc5 18. Bd3 Nxc3 19. bxc3 Qxc3 20. Ne2 Qa3 21. Kh1 Bxa1 22. Rxa1 f5 23. Be5 Rf7 24. Qh3 Bd7 25. Nf4 Rc8 26. Rg1 Rc1 27. Nxg6 Qc5 28. Bf1 Bb5 29. Qg3 Qxg1+ 30. Kxg1 *", + "Moves": "c1f1", + "MovesSAN": "Rxf1#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r4kr1/pp2bp1p/3p4/4pPN1/6nq/1P1PB1P1/P2Q1P1P/R4RK1 b - - 0 18", + "PGN": "1. e4 e6 2. Nf3 d6 3. d4 Nf6 4. Nc3 Be7 5. Bd3 Nbd7 6. O-O c5 7. Ne2 cxd4 8. Nexd4 e5 9. Nf5 Nc5 10. Nxg7+ Kf8 11. Nf5 Nxd3 12. cxd3 Bxf5 13. exf5 Qb6 14. b3 Rg8 15. Ng5 Qd4 16. Be3 Qh4 17. Qd2 Ng4 18. g3 *", + "Moves": "h4h2", + "MovesSAN": "Qxh2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "6b1/8/q1B2Qpk/4Pp1p/2pK1P1P/2P2P2/1P6/8 b - - 4 55", + "PGN": "1. d4 Nf6 2. Nf3 e6 3. Bg5 d5 4. Nbd2 Be7 5. e3 c5 6. c3 Nc6 7. Bd3 Qb6 8. Rb1 h6 9. Bf4 O-O 10. h4 Nh5 11. Bh2 f5 12. Ne5 Nxe5 13. dxe5 g6 14. g4 Ng7 15. gxf5 exf5 16. Bf4 Kh7 17. Nf3 Ne6 18. Qc2 Nxf4 19. exf4 h5 20. Rg1 Be6 21. Ng5+ Bxg5 22. Rxg5 c4 23. Be2 d4 24. Qd1 Bf7 25. Qxd4 Qc6 26. f3 Rfd8 27. Qe3 Be6 28. Kf2 Rd7 29. Rbg1 Rg8 30. Qxa7 Qb5 31. Rb1 Qc6 32. Qe3 b5 33. a3 Qa6 34. Rd1 Qc6 35. Rd4 Rgd8 36. Rxd7+ Rxd7 37. Rg1 Rd5 38. Rd1 Kh6 39. Rxd5 Qxd5 40. Qd4 Qc6 41. Qd6 Qe8 42. Ke3 Bd7 43. Qf6 Be6 44. Qg5+ Kh7 45. Qf6 Qd7 46. Qf8 Qa7+ 47. Kd2 Qd7+ 48. Qd6 Qc8 49. Ke3 Qe8 50. Kd4 Qc8 51. Bd1 Kh6 52. a4 bxa4 53. Bxa4 Bg8 54. Bc6 Qa6 55. Qf6 *", + "Moves": "a6b6", + "MovesSAN": "Qb6#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "6k1/pp3pp1/8/3nB2p/1P1Q1n2/P4PP1/2q4P/4RK2 b - - 2 29", + "PGN": "1. c4 e5 2. Nc3 Nc6 3. Nf3 Nf6 4. e3 Bb4 5. Nd5 O-O 6. Nxb4 Nxb4 7. Nxe5 d5 8. a3 Na6 9. cxd5 Qxd5 10. d4 Nc5 11. f3 Ncd7 12. Bc4 Qd6 13. Nd3 c5 14. dxc5 Nxc5 15. O-O Be6 16. Bxe6 Nxe6 17. Nf2 Qb6 18. Qe2 Rfe8 19. b4 Rac8 20. Bb2 Nd5 21. Rfe1 Nef4 22. Qd2 Rxe3 23. Bd4 Rxe1+ 24. Rxe1 Qg6 25. g3 h5 26. Be5 Rc2 27. Qd4 Rxf2 28. Kxf2 Qc2+ 29. Kf1 *", + "Moves": "c2g2", + "MovesSAN": "Qg2#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "r4rk1/5pp1/7p/5q2/P3pP2/3p3P/6Q1/2B3RK w - - 0 34", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 h6 5. O-O Nf6 6. a4 d6 7. c3 a6 8. b4 Ba7 9. b5 Na5 10. bxa6 Nxc4 11. axb7 Bxb7 12. dxc4 Ng4 13. Nfd2 Nf6 14. Na3 Nxe4 15. Nxe4 Bxe4 16. Nb5 Bc5 17. Qg4 Bg6 18. Kh1 O-O 19. f4 Bd3 20. Rf3 Bxc4 21. Na3 Be6 22. Qg3 e4 23. Rf1 Bf5 24. Nc2 Qf6 25. Ne3 Bxe3 26. Qxe3 d5 27. h3 c5 28. g4 d4 29. cxd4 cxd4 30. Qg3 d3 31. gxf5 Qxa1 32. Rg1 Qf6 33. Qg2 Qxf5 *", + "Moves": "g2g7", + "MovesSAN": "Qxg7#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "5Q2/7p/3nq1p1/P2bN3/1P1p2Pk/8/5P2/6K1 w - - 0 45", + "PGN": "1. e4 e6 2. Nf3 d5 3. e5 c5 4. c3 Nc6 5. d4 cxd4 6. cxd4 Nge7 7. Bd3 Qb6 8. Nc3 Bd7 9. Be3 g6 10. O-O Bg7 11. Na4 Qd8 12. Qb3 Qc7 13. Nc5 b6 14. Na4 O-O 15. Nc3 a6 16. Qa3 b5 17. Qb3 Rfe8 18. a4 b4 19. Na2 a5 20. Qc2 Qb7 21. b3 Rac8 22. Qe2 f6 23. Ba6 Qc7 24. Bxc8 Rxc8 25. Nc1 fxe5 26. dxe5 Nxe5 27. Nd3 Nxd3 28. Qxd3 Bxa1 29. Rxa1 Nf5 30. Re1 Bc6 31. Rc1 Qb8 32. Qa6 Ne7 33. Qxa5 e5 34. Bd2 d4 35. Nxe5 Bd5 36. Rxc8+ Qxc8 37. Qxb4 Nf5 38. a5 Qe6 39. Qb8+ Kg7 40. b4 Nd6 41. Bh6+ Kxh6 42. Qf8+ Kg5 43. h4+ Kh5 44. g4+ Kxh4 *", + "Moves": "f8h6", + "MovesSAN": "Qh6#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r1b1k2r/3pnpbp/pp3np1/2pP4/2P2q1P/2NB1N2/PP2QPP1/R3R1K1 w kq - 0 14", + "PGN": "1. e4 c5 2. Nf3 e6 3. d4 Nc6 4. d5 exd5 5. exd5 Nce7 6. c4 a6 7. Bd3 g6 8. O-O Bg7 9. h4 Nf6 10. Nc3 Qc7 11. Re1 b6 12. Qe2 Qd6 13. Bf4 Qxf4 *", + "Moves": "e2e7", + "MovesSAN": "Qxe7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1bq1rk1/pppn1ppp/3bp3/3p4/3P4/2NQ1NP1/PPP1PPP1/2KR1B1R w - - 1 9", + "PGN": "1. d4 Nf6 2. Bf4 d5 3. Nc3 e6 4. Nf3 Bd6 5. Bg3 O-O 6. Qd3 Nh5 7. O-O-O Nxg3 8. hxg3 Nd7 *", + "Moves": "d3h7", + "MovesSAN": "Qxh7#", + "Themes": "kingsideAttack mate mateIn1 oneMove opening" + }, + { + "FEN": "1Q6/pp4r1/6kp/P1P1npp1/8/2P2qP1/4RP1P/1R3K2 b - - 0 38", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 O-O 5. Bg5 d5 6. e3 h6 7. Bf4 Ne4 8. Qc2 c5 9. Bd3 Qa5 10. Bxe4 dxe4 11. Nd2 cxd4 12. exd4 Bxc3 13. bxc3 f5 14. O-O g5 15. Be5 Nc6 16. Bd6 Rf7 17. Rab1 Qd8 18. c5 e5 19. dxe5 Qe8 20. Nc4 Be6 21. Qa4 Kg7 22. Rb2 Rd8 23. Rfb1 Rdd7 24. g3 Kg6 25. a3 Bxc4 26. Qxc4 Nxe5 27. Qd5 Nf3+ 28. Kg2 Qc8 29. a4 Rfe7 30. a5 Re5 31. Qa2 Qc6 32. Bxe5 Nxe5 33. Qg8+ Rg7 34. Qb8 e3+ 35. Kf1 Qh1+ 36. Ke2 Qf3+ 37. Kf1 e2+ 38. Rxe2 *", + "Moves": "f3h1", + "MovesSAN": "Qh1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "rn3rk1/1q3ppp/2p5/4P2P/2B5/2Q1BP2/1pP4P/1K1R3R b - - 0 21", + "PGN": "1. e4 e5 2. Nf3 d6 3. d4 exd4 4. Nxd4 Be7 5. Nc3 Nf6 6. Bf4 O-O 7. Qd2 a5 8. O-O-O Nc6 9. Ndb5 a4 10. a3 Nb8 11. f3 c6 12. Nxd6 b5 13. e5 Nh5 14. Be3 b4 15. axb4 a3 16. Kb1 axb2 17. Nxc8 Qxc8 18. g4 Bxb4 19. gxh5 Qb7 20. Bc4 Bxc3 21. Qxc3 *", + "Moves": "a8a1", + "MovesSAN": "Ra1#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/5pk1/3p1np1/3Pp3/P3P3/K1Nn1QP1/BP6/q7 b - - 2 36", + "PGN": "1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 O-O 5. e4 d6 6. h3 Nbd7 7. Be3 c5 8. d5 a6 9. Qd2 Rb8 10. a4 Nh5 11. Bh6 Qc7 12. Bxg7 Kxg7 13. g4 Nhf6 14. h4 h5 15. gxh5 Nxh5 16. Rg1 Ndf6 17. Be2 e5 18. Ng5 Nf4 19. O-O-O Rh8 20. Nf3 b5 21. cxb5 axb5 22. Bxb5 Bg4 23. Qe3 Bxf3 24. Qxf3 Rxh4 25. Rg3 Rbh8 26. Rdg1 c4 27. Rg5 Rh3 28. R5g3 Qc5 29. Rxh3 Rxh3 30. Rg3 Nd3+ 31. Kb1 Rxg3 32. fxg3 Qg1+ 33. Ka2 Nc1+ 34. Ka3 Nd3 35. Bxc4 Qa1+ 36. Ba2 *", + "Moves": "a1b2", + "MovesSAN": "Qxb2#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "r1b1k2r/pp3pb1/2p3pp/2q1p3/4P2P/1PN2PP1/1PPQ4/1K1R1B1R w kq - 0 18", + "PGN": "1. d4 Nf6 2. Bf4 d6 3. Nc3 g6 4. e4 Bg7 5. Qd2 h6 6. f3 Nfd7 7. Nge2 e5 8. dxe5 dxe5 9. Be3 c6 10. O-O-O Qa5 11. Kb1 Na6 12. Nc1 Nac5 13. h4 Ne6 14. g3 Nd4 15. Nb3 Nxb3 16. axb3 Nc5 17. Bxc5 Qxc5 *", + "Moves": "d2d8", + "MovesSAN": "Qd8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "1r1qk2r/pbpn4/1p2p2p/3nP1p1/8/B1PB1N2/P1P2PPP/R4RK1 w k - 0 15", + "PGN": "1. Nf3 b6 2. e4 Bb7 3. d4 e6 4. Bd3 Nf6 5. Nc3 Bb4 6. Qe2 d6 7. O-O Bxc3 8. bxc3 h6 9. e5 dxe5 10. dxe5 Nd5 11. Qe4 Nd7 12. Ba3 Rb8 13. Qg4 g5 14. Qxe6+ fxe6 *", + "Moves": "d3g6", + "MovesSAN": "Bg6#", + "Themes": "bodenMate mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r2q1rk1/1p1b1ppp/p2p2n1/4p1NQ/3nP3/1B6/PP3PPP/R4RK1 w - - 6 16", + "PGN": "1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 Nc6 5. Bf4 d6 6. Bb5 a6 7. Ba4 Bd7 8. Nf3 Nf6 9. O-O e5 10. Bg5 Be7 11. Nd5 Nxd5 12. Bxe7 Ndxe7 13. Ng5 O-O 14. Bb3 Nd4 15. Qh5 Ng6 *", + "Moves": "h5h7", + "MovesSAN": "Qxh7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "4r3/1pp3pn/p1p3Q1/3kqrP1/8/3PB3/P1P3K1/R6R w - - 8 26", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. Nc3 a6 5. Bxc6 dxc6 6. Nxe5 Qd4 7. Nxf7 Kxf7 8. d3 Bg4 9. f3 Bh5 10. Qe2 Bb4 11. Be3 Bxc3+ 12. bxc3 Qxc3+ 13. Kf2 Rhe8 14. h3 h6 15. g4 Bg6 16. h4 Re5 17. g5 hxg5 18. hxg5 Nh7 19. f4 Ra5 20. f5 Bxf5 21. exf5 Rxf5+ 22. Kg3 Qe5+ 23. Kg2 Re8 24. Qh5+ Ke6 25. Qg6+ Kd5 *", + "Moves": "c2c4", + "MovesSAN": "c4#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r2q1rk1/pQ4pp/2p1p1p1/3pB3/3P2PP/2b1P3/P1P2P2/5K1R w - - 1 19", + "PGN": "1. d4 d5 2. Bf4 Nf6 3. e3 Bf5 4. Bd3 Bg4 5. Nf3 e6 6. h3 Bh5 7. g4 Bg6 8. Bxg6 fxg6 9. Nc3 Bb4 10. Qd2 Ne4 11. Qe2 Nxc3 12. bxc3 Bxc3+ 13. Kf1 Bxa1 14. h4 Bc3 15. Qb5+ Nd7 16. Ne5 c6 17. Qxb7 Nxe5 18. Bxe5 O-O *", + "Moves": "b7g7", + "MovesSAN": "Qxg7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r4Q2/pp1b2pk/1nn2p2/3p1q2/8/8/PP3P1P/R5RK w - - 4 27", + "PGN": "1. d4 d5 2. Nf3 Nf6 3. Bf4 e6 4. e3 Bd6 5. Ne5 O-O 6. Bd3 Nfd7 7. O-O f6 8. Bxh7+ Kxh7 9. Qh5+ Kg8 10. Ng6 Bxf4 11. Qh8+ Kf7 12. Nxf8 Qxf8 13. Qh5+ Kg8 14. exf4 Nb6 15. Nd2 c5 16. Nf3 Nc6 17. dxc5 Qxc5 18. Nh4 Bd7 19. Ng6 Qxc2 20. g4 Be8 21. Qh8+ Kf7 22. f5 exf5 23. gxf5 Qxf5 24. Qf8+ Kxg6 25. Kh1 Bd7 26. Rg1+ Kh7 *", + "Moves": "f8g7", + "MovesSAN": "Qxg7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3r3r/pBp4p/2p5/k7/2Qqp3/P7/5PPP/1R4K1 w - - 9 27", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nc3 Nc6 4. d3 Bb4 5. Bg5 d6 6. Be2 Be6 7. a3 Bxc3+ 8. bxc3 Qd7 9. Bxf6 gxf6 10. d4 d5 11. dxe5 dxe4 12. Nd4 Nxd4 13. cxd4 fxe5 14. dxe5 O-O-O 15. O-O Bd5 16. c4 Bc6 17. Qb3 Qd4 18. c5 Qxc5 19. Rac1 Qxe5 20. Rxc6 bxc6 21. Ba6+ Kd7 22. Qxf7+ Kd6 23. Rd1+ Kc5 24. Qc4+ Kb6 25. Rb1+ Ka5 26. Bb7 Qd4 *", + "Moves": "c4a6", + "MovesSAN": "Qa6#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r4rk1/p3n1pp/bp6/4R3/6Q1/1P6/PB4PP/5R1K b - - 0 25", + "PGN": "1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. Nf3 Nf6 5. d4 e6 6. Be2 Be7 7. O-O O-O 8. Nbd2 Nc6 9. Re1 cxd4 10. cxd4 Nxd4 11. Nxd4 Qxd4 12. Nf3 Qb4 13. b3 b6 14. Bb2 Nd5 15. Ne5 Rd8 16. Bf3 Ba6 17. Be4 f5 18. Nc6 Qc5 19. Nxe7+ Nxe7 20. Qh5 fxe4 21. Qg4 e5 22. Rxe4 Rf8 23. Rxe5 Qxf2+ 24. Kh1 Qf1+ 25. Rxf1 *", + "Moves": "f8f1", + "MovesSAN": "Rxf1#", + "Themes": "backRankMate mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2k5/ppp5/2P1prq1/P2p3p/3P3K/2P1Q3/3N1P2/R4R2 b - - 0 27", + "PGN": "1. e4 d5 2. e5 Nc6 3. d4 Bf5 4. Bd3 Bxd3 5. Qxd3 e6 6. c3 Nge7 7. Nf3 Ng6 8. g3 Be7 9. O-O h5 10. h4 Qd7 11. Bg5 O-O-O 12. b4 Bxg5 13. Nxg5 Nge7 14. a4 Nf5 15. a5 f6 16. Nf3 g5 17. exf6 gxh4 18. Nxh4 Nxh4 19. gxh4 Rhg8+ 20. Kh2 Qf7 21. Qf3 Rg4 22. Kh3 Rdg8 23. Nd2 R8g6 24. b5 Rxf6 25. Qe3 Qg6 26. bxc6 Rxh4+ 27. Kxh4 *", + "Moves": "g6g4", + "MovesSAN": "Qg4#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "rnbqk2r/pppp1ppp/8/3QP3/2B5/2b2N2/P2n1PPP/RN2K2R w KQkq - 0 10", + "PGN": "1. e4 e5 2. d4 exd4 3. c3 dxc3 4. Bc4 Nf6 5. Nf3 Bb4 6. bxc3 Ba5 7. e5 Ne4 8. Qd5 Bxc3+ 9. Bd2 Nxd2 *", + "Moves": "d5f7", + "MovesSAN": "Qxf7#", + "Themes": "attackingF2F7 mate mateIn1 oneMove opening" + }, + { + "FEN": "r1bqr2Q/ppppk1p1/2n5/3nP1N1/3p1P2/8/PPPN2PP/R3K2R w KQ - 7 16", + "PGN": "1. e4 e5 2. d4 Nc6 3. f4 exd4 4. Nf3 Nf6 5. Bd3 Bb4+ 6. Bd2 Bxd2+ 7. Nbxd2 O-O 8. e5 Nd5 9. Bxh7+ Kxh7 10. Ng5+ Kg8 11. Qh5 Re8 12. Qxf7+ Kh8 13. Qh5+ Kg8 14. Qh7+ Kf8 15. Qh8+ Ke7 *", + "Moves": "h8g7", + "MovesSAN": "Qxg7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2r2rk1/5pp1/3b3p/3b4/p2P1R2/1p1Q4/6PP/qB2N2K w - - 3 29", + "PGN": "1. e4 e5 2. Nc3 Nc6 3. Bc4 Bc5 4. d3 Nf6 5. a3 a6 6. Be3 Nd4 7. Nd5 c6 8. Nxf6+ Qxf6 9. Bxd4 Bxd4 10. Qe2 Bxb2 11. Rb1 Bxa3 12. Nf3 Bc5 13. O-O b5 14. Bb3 a5 15. Qd2 a4 16. Ba2 h6 17. c3 O-O 18. Kh1 d6 19. Ne1 Be6 20. c4 b4 21. Ra1 b3 22. Bb1 d5 23. cxd5 cxd5 24. f4 exf4 25. Rxf4 Qxa1 26. exd5 Bxd5 27. d4 Bd6 28. Qd3 Rac8 *", + "Moves": "d3h7", + "MovesSAN": "Qh7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "4rr1k/p1p4b/3p1p1P/1p1Pp3/3n4/3P2Q1/PPPB3K/8 w - - 3 30", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nc3 Bc5 4. Bc4 Nc6 5. Ng5 O-O 6. d3 h6 7. Nf3 d6 8. O-O Bg4 9. h3 Bh5 10. Kh2 Nd4 11. Rg1 Qd7 12. Nb5 Nxb5 13. g4 Bg6 14. g5 hxg5 15. Nxg5 Bxf2 16. Rg2 Bh4 17. Qf3 Bxg5 18. Rxg5 Nd4 19. Qf2 b5 20. Bd5 Nxd5 21. exd5 Nf5 22. Bd2 Rae8 23. h4 Nd4 24. h5 Bh7 25. Rag1 f6 26. Rxg7+ Qxg7 27. Rxg7+ Kxg7 28. h6+ Kg8 29. Qg3+ Kh8 *", + "Moves": "g3g7", + "MovesSAN": "Qg7#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "rk3r2/ppp3Qp/3bB2B/8/3P4/2P5/PP4PP/RN5K b - - 2 19", + "PGN": "1. e4 e5 2. f4 d6 3. Nf3 Bg4 4. Bc4 Nf6 5. O-O Nxe4 6. fxe5 dxe5 7. Bxf7+ Kd7 8. Nxe5+ Kc8 9. Qxg4+ Nd7 10. Be6 Nf6 11. Nxd7 Nxd7 12. Rf7 Bc5+ 13. Kh1 Re8 14. Rxd7 Kb8 15. Rxd8+ Rxd8 16. c3 Re8 17. d4 Bd6 18. Qxg7 Rf8 19. Bh6 *", + "Moves": "f8f1", + "MovesSAN": "Rf1#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "4r2k/6pp/p7/1p3B1P/8/5P2/1qP3P1/4R1K1 w - - 0 30", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Nf6 6. f3 e5 7. Nb3 Qb6 8. Bb5 Be7 9. Qe2 O-O 10. Be3 Nd4 11. Qf2 a6 12. Nxd4 exd4 13. Bxd4 Qc7 14. Bd3 b5 15. O-O Bb7 16. a3 d5 17. exd5 Bxd5 18. Bxf6 Bxf6 19. Nxd5 Qd6 20. Nxf6+ Qxf6 21. Rfe1 Qxb2 22. h4 Rfe8 23. Be4 Rad8 24. h5 f5 25. Bxf5 Rxe1+ 26. Rxe1 Qxa3 27. Qe3 Qb2 28. Qe6+ Kh8 29. Qe8+ Rxe8 *", + "Moves": "e1e8", + "MovesSAN": "Rxe8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r2q1rk1/pp1npp1p/6pB/3P4/4P3/5B2/P4PPP/Q4RK1 w - - 3 16", + "PGN": "1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Nf3 O-O 8. Be2 c5 9. O-O Bg4 10. Be3 cxd4 11. cxd4 Bxf3 12. Bxf3 Nc6 13. d5 Bxa1 14. Qxa1 Nb8 15. Bh6 Nd7 *", + "Moves": "a1g7", + "MovesSAN": "Qg7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3Rr1k1/p4p1p/5Bp1/8/8/P5Pb/1P3P2/6K1 w - - 2 26", + "PGN": "1. e4 c5 2. Nf3 e6 3. c4 Nc6 4. Nc3 Nf6 5. d4 cxd4 6. Nxd4 Bb4 7. Nxc6 bxc6 8. Bd3 d5 9. exd5 exd5 10. O-O O-O 11. cxd5 Nxd5 12. Nxd5 cxd5 13. a3 Bd6 14. Be3 Qh4 15. g3 Qf6 16. Qh5 g6 17. Qxd5 Bh3 18. Bd4 Qd8 19. Rfd1 Bxg3 20. Qxd8 Rfxd8 21. Be4 Rac8 22. hxg3 Rc4 23. Bf6 Rxd1+ 24. Rxd1 Rxe4 25. Rd8+ Re8 *", + "Moves": "d8e8", + "MovesSAN": "Rxe8#", + "Themes": "endgame hangingPiece mate mateIn1 oneMove" + }, + { + "FEN": "8/5bk1/6p1/6p1/4NbP1/1P5K/P3RBP1/3r4 b - - 11 39", + "PGN": "1. d4 f5 2. e4 fxe4 3. Nc3 Nf6 4. f3 d5 5. Bg5 Bf5 6. fxe4 dxe4 7. Qd2 Nc6 8. Bb5 e6 9. Nge2 a6 10. Bxc6+ bxc6 11. O-O Be7 12. Ng3 Bg6 13. Rae1 O-O 14. Kh1 Rb8 15. b3 c5 16. Be3 Ng4 17. Rxf8+ Bxf8 18. Bg1 Qh4 19. Ncxe4 Rd8 20. c3 cxd4 21. cxd4 c5 22. Qa5 cxd4 23. Ng5 Rd5 24. Qxa6 Rxg5 25. Qxe6+ Bf7 26. Qe4 Bd5 27. Qxd4 h6 28. Re8 Bf7 29. Rc8 Rd5 30. Qf4 Rd1 31. h3 Qg5 32. Qxg5 hxg5 33. hxg4 g6 34. Rc2 Kg7 35. Kh2 Bd6 36. Bf2 Bf4 37. Re2 Kf8 38. Kh3 Kg7 39. Ne4 *", + "Moves": "d1h1", + "MovesSAN": "Rh1#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "r4r1k/pp2bppp/1qn1p3/3pP1N1/3p1P2/2PQ2P1/PP4P1/R1B2R1K w - - 0 16", + "PGN": "1. d4 e6 2. e4 d5 3. e5 c5 4. c3 Bd7 5. Bd3 Qb6 6. f4 Bb5 7. Ne2 Bxd3 8. Qxd3 Nc6 9. O-O Nh6 10. Kh1 Be7 11. Nd2 O-O 12. Nf3 Kh8 13. Ng5 Nf5 14. Ng3 Nxg3+ 15. hxg3 cxd4 *", + "Moves": "d3h7", + "MovesSAN": "Qxh7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "rn4nr/pppk1Bb1/3q3p/6p1/3P4/5Npb/PPP1Q2P/RNB2RK1 w - - 2 12", + "PGN": "1. e4 e5 2. f4 exf4 3. Nf3 d6 4. d4 g5 5. Bc4 h6 6. O-O Bg7 7. g3 fxg3 8. Bxf7+ Ke7 9. e5 Bh3 10. exd6+ Qxd6 11. Qe2+ Kd7 *", + "Moves": "e2e8", + "MovesSAN": "Qe8#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "r1bqk2r/pp2pp1p/3p2p1/2p1bP1n/3nP3/1PN2N1P/PBPP2P1/R2QKB1R b KQkq - 2 10", + "PGN": "1. e4 c5 2. b3 Nc6 3. f4 d6 4. Bb2 Nf6 5. Nc3 g6 6. h3 Bg7 7. Qe2 Nd4 8. Qd1 Nh5 9. f5 Be5 10. Nf3 *", + "Moves": "e5g3", + "MovesSAN": "Bg3#", + "Themes": "master mate mateIn1 oneMove opening" + }, + { + "FEN": "r2q1r1k/ppb3p1/1n3pp1/2p5/3p2Q1/1B5P/PPP2PP1/3RR1K1 w - - 0 20", + "PGN": "1. e4 e5 2. Nf3 d6 3. d4 Bg4 4. h3 Bxf3 5. Qxf3 exd4 6. Bc4 Nf6 7. Bg5 Nbd7 8. O-O Be7 9. Bf4 O-O 10. Re1 Nb6 11. Bb3 d5 12. exd5 Nfxd5 13. Nd2 Nxf4 14. Qxf4 Bd6 15. Qg4 c5 16. Nf3 Bc7 17. Rad1 Kh8 18. Ne5 f6 19. Ng6+ hxg6 *", + "Moves": "g4h4", + "MovesSAN": "Qh4#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "6k1/pp1rq1pp/4b3/8/4Q3/3B4/P5PP/5RK1 w - - 3 23", + "PGN": "1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Qb6 5. Nf3 Nc6 6. Na3 cxd4 7. cxd4 Bxa3 8. bxa3 Nge7 9. Be2 Nf5 10. Be3 Nxe3 11. fxe3 Qa5+ 12. Qd2 Qxa3 13. O-O O-O 14. Bd3 f6 15. e4 fxe5 16. exd5 Nxd4 17. Nxd4 Rxf1+ 18. Rxf1 exd4 19. Qf2 Qe7 20. dxe6 Bxe6 21. Qxd4 Rd8 22. Qe4 Rd7 *", + "Moves": "e4h7", + "MovesSAN": "Qxh7#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "rn3rk1/pb2pNbp/1p4p1/8/2BP2qB/1QP5/P4PPP/R4RK1 b - - 0 15", + "PGN": "1. d4 d5 2. c4 c5 3. e3 cxd4 4. exd4 Nf6 5. Nc3 g6 6. Nf3 Bg7 7. Bg5 Ne4 8. Bh4 Nxc3 9. bxc3 O-O 10. Be2 dxc4 11. Bxc4 b6 12. O-O Bb7 13. Ng5 Qd7 14. Qb3 Qg4 15. Nxf7 *", + "Moves": "g4g2", + "MovesSAN": "Qxg2#", + "Themes": "kingsideAttack master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r4r1k/ppp3pp/3p2n1/8/2BBPqb1/2Q5/PPPR4/2K4R w - - 0 20", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nxd4 5. Qxd4 d6 6. Be3 Be7 7. Nc3 Bf6 8. Qd2 Be6 9. O-O-O Ne7 10. f3 O-O 11. g4 Ng6 12. h4 Bxc3 13. Qxc3 Nxh4 14. g5 Ng6 15. f4 Bg4 16. Rd2 f5 17. gxf6 Qxf6 18. Bc4+ Kh8 19. Bd4 Qxf4 *", + "Moves": "d4g7", + "MovesSAN": "Bxg7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/6R1/3q1p1p/7k/8/6PK/7P/8 w - - 0 48", + "PGN": "1. e4 c6 2. Nc3 d5 3. Qf3 dxe4 4. Nxe4 Nd7 5. Bc4 e6 6. Nh3 Ngf6 7. d4 Nxe4 8. Qxe4 Nf6 9. Qe3 h6 10. O-O Bd6 11. Bd2 Qc7 12. g3 O-O 13. f4 c5 14. dxc5 Bxc5 15. Bd3 Bxe3+ 16. Bxe3 Nd5 17. Bd4 b6 18. Be5 Qc5+ 19. Nf2 Bb7 20. c3 Rad8 21. Bd4 Qe7 22. Ne4 f6 23. Rae1 Nc7 24. Bc4 Bxe4 25. Rxe4 Nd5 26. Rfe1 Nc7 27. f5 Kh8 28. Bxe6 Nxe6 29. Rxe6 Qb7 30. Re7 Qf3 31. Rxa7 Qxf5 32. Ree7 Rg8 33. Rab7 Qb1+ 34. Kg2 Qc2+ 35. Kh3 Qf5+ 36. Kg2 Qc2+ 37. Kh3 Qxb2 38. Rxb6 Qxa2 39. Rbb7 Rxd4 40. cxd4 Qa5 41. Rbd7 Qf5+ 42. Kg2 Kh7 43. d5 Kg6 44. d6 Qd5+ 45. Kh3 Kh5 46. Rxg7 Rxg7 47. Rxg7 Qxd6 *", + "Moves": "g3g4", + "MovesSAN": "g4#", + "Themes": "endgame mate mateIn1 oneMove queenRookEndgame" + }, + { + "FEN": "3r1k1r/4nppp/1pp5/8/2B1P3/2N5/PPP2q1P/2KR3R w - - 0 18", + "PGN": "1. e4 e5 2. Nf3 d6 3. d4 Bg4 4. dxe5 Bxf3 5. Qxf3 dxe5 6. Bc4 Qf6 7. Qb3 b6 8. Bg5 Qg6 9. Qb5+ c6 10. Qxe5+ Be7 11. Bxe7 Nxe7 12. Nc3 Nd7 13. Qc7 Rc8 14. Qxa7 Qxg2 15. O-O-O Qxf2 16. Qxd7+ Kf8 17. Qd8+ Rxd8 *", + "Moves": "d1d8", + "MovesSAN": "Rxd8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r4r2/4b1pk/p3Q3/2p3p1/3p4/5R2/5PPP/2q2NK1 w - - 18 38", + "PGN": "1. e4 a6 2. d4 b5 3. Nf3 Bb7 4. Bd3 Nf6 5. Bg5 e6 6. e5 h6 7. exf6 hxg5 8. Nxg5 Qxf6 9. Ne4 Qxd4 10. Nbc3 b4 11. Ne2 Qxb2 12. Rb1 Qxa2 13. Rxb4 Bxb4+ 14. c3 Be7 15. O-O d5 16. N4g3 c5 17. Bb1 Qa5 18. Re1 Nd7 19. Nf4 Qxc3 20. Re3 Qf6 21. Qa4 d4 22. Rb3 Qxf4 23. Rxb7 Qc1+ 24. Nf1 O-O 25. Qxd7 Bf6 26. Bg6 fxg6 27. Qxe6+ Kh7 28. Rb3 g5 29. Rh3+ Kg6 30. Qe4+ Kf7 31. Qb7+ Be7 32. Rf3+ Kg8 33. Qd5+ Kh7 34. Rh3+ Kg6 35. Qe4+ Kf7 36. Rf3+ Kg8 37. Qe6+ Kh7 *", + "Moves": "f3h3", + "MovesSAN": "Rh3#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "6k1/p4pp1/2pbq2p/3p2B1/N6r/1P3Q1P/P1P2PP1/4R1K1 b - - 0 24", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nc3 Nc6 4. d4 exd4 5. Nxd4 Bb4 6. Nxc6 bxc6 7. Bd3 d5 8. exd5 cxd5 9. O-O O-O 10. Bg5 Be6 11. Qf3 Re8 12. h3 c6 13. Rad1 Rb8 14. Na4 Bd6 15. b3 h6 16. Bc1 Rb4 17. Bd2 Rh4 18. Rfe1 Qc7 19. Bf5 Qd7 20. Bxe6 Rxe6 21. Rxe6 Qxe6 22. Re1 Ne4 23. Bc1 Ng5 24. Bxg5 *", + "Moves": "e6e1", + "MovesSAN": "Qxe1#", + "Themes": "hangingPiece kingsideAttack master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "rn1qkb1r/ppp1ppp1/5n1p/4N3/2B5/2N4P/PPPP1PP1/R1BbK2R w KQkq - 0 8", + "PGN": "1. e4 d6 2. Nf3 Nf6 3. Nc3 Bg4 4. h3 Bh5 5. Bc4 h6 6. e5 dxe5 7. Nxe5 Bxd1 *", + "Moves": "c4f7", + "MovesSAN": "Bxf7#", + "Themes": "attackingF2F7 mate mateIn1 oneMove opening" + }, + { + "FEN": "5rk1/p3Q1p1/1p2p1PP/3p4/3P4/2P2P1b/3q4/R3R1K1 b - - 0 36", + "PGN": "1. e4 c6 2. Nf3 d5 3. exd5 cxd5 4. d4 Bg4 5. h3 Bh5 6. g4 Bg6 7. Ne5 Nf6 8. g5 Ne4 9. Bb5+ Nc6 10. Nxc6 Qd6 11. Ne5+ Kd8 12. Bf4 Qb4+ 13. Nc3 Nxc3 14. bxc3 Qxb5 15. Rb1 Qa6 16. h4 e6 17. h5 Be4 18. f3 Bf5 19. Nxf7+ Ke7 20. Nxh8 b6 21. g6 h6 22. Nf7 Rc8 23. Bd6+ Ke8 24. Bxf8 Kxf8 25. Qd2 Qxa2 26. O-O Qxc2 27. Qf4 Kg8 28. Rbc1 Qd3 29. Ne5 Qe2 30. Rfe1 Qb2 31. Qh4 Rf8 32. Nf7 Qd2 33. Qe7 Bh3 34. Nxh6+ Qxh6 35. Ra1 Qd2 36. h6 *", + "Moves": "d2g2", + "MovesSAN": "Qg2#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "6r1/1pp1kp2/3p4/pP1Pp3/P1N1P2p/2P1P1r1/8/R4R1K b - - 7 28", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. O-O d6 5. c3 Qe7 6. d4 Bb6 7. Bb5 Bd7 8. d5 Nb8 9. a4 a6 10. Be2 h6 11. b4 a5 12. b5 Nf6 13. Nfd2 g5 14. h3 h5 15. Nc4 Bc5 16. Bxg5 Bxh3 17. gxh3 h4 18. Bg4 Nbd7 19. Bxd7+ Kxd7 20. Qg4+ Nxg4 21. Bxe7 Kxe7 22. hxg4 Rag8 23. Ne3 Bxe3 24. fxe3 Rxg4+ 25. Kh2 Rhg8 26. Na3 Rg2+ 27. Kh1 R2g3 28. Nc4 *", + "Moves": "g3h3", + "MovesSAN": "Rh3#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r3kb2/p1q3p1/2p1p1p1/5p1N/6n1/P6P/1BPP1PP1/R2Q1RK1 b q - 0 18", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. Nf3 Nf6 5. a3 c6 6. b4 Qc7 7. Bb2 Bf5 8. Be2 e6 9. O-O Nbd7 10. Nh4 Bg6 11. Nxg6 hxg6 12. h3 Nh5 13. Bxh5 Rxh5 14. b5 f5 15. bxc6 bxc6 16. Ne2 Ne5 17. Nf4 Ng4 18. Nxh5 *", + "Moves": "c7h2", + "MovesSAN": "Qh2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "4r1k1/pBp2pp1/3p3p/3N4/8/3P4/PbR2PPP/6K1 b - - 0 20", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. Qe2 Qe7 6. d3 Nf6 7. Qxe7+ Bxe7 8. Bg5 O-O 9. Be2 h6 10. Bh4 Bg4 11. O-O Nc6 12. Nc3 Rfe8 13. Rfe1 Bxf3 14. Bxf3 Nd4 15. Bxb7 Rab8 16. Bxf6 Bxf6 17. Rxe8+ Rxe8 18. Nd5 Nxc2 19. Rc1 Bxb2 20. Rxc2 *", + "Moves": "e8e1", + "MovesSAN": "Re1#", + "Themes": "backRankMate endgame mate mateIn1 oneMove" + }, + { + "FEN": "r4rk1/ppp2pp1/3b3p/3N4/4P1Bq/1Q6/PP3PPP/3R1RK1 b - - 0 18", + "PGN": "1. d4 d5 2. Nf3 Nf6 3. c4 dxc4 4. Nc3 e6 5. Bg5 Bb4 6. e4 h6 7. Bxf6 Qxf6 8. Bxc4 O-O 9. O-O Nc6 10. d5 exd5 11. Nxd5 Qd8 12. Qb3 Bd6 13. Rad1 Bg4 14. Be2 Bxf3 15. Qxf3 Ne5 16. Qb3 Qh4 17. Bf3 Ng4 18. Bxg4 *", + "Moves": "h4h2", + "MovesSAN": "Qxh2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r2q1rk1/p1p2ppp/pn6/3P4/3Q4/1PB2b2/P4PPP/2R2RK1 w - - 0 18", + "PGN": "1. d4 Nf6 2. Nf3 Nc6 3. c4 d5 4. cxd5 Nxd5 5. e4 Nb6 6. d5 Nb4 7. Bd2 Na6 8. Nc3 Nc4 9. Bc1 e6 10. b3 Nb6 11. Bxa6 bxa6 12. Bb2 Bb4 13. O-O O-O 14. Rc1 exd5 15. exd5 Bg4 16. Qd4 Bxc3 17. Bxc3 Bxf3 *", + "Moves": "d4g7", + "MovesSAN": "Qxg7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/1p4pp/5p2/2Q2N2/P1P1kqP1/1P5P/3pbr2/K3R3 w - - 1 43", + "PGN": "1. e4 e6 2. d3 d5 3. exd5 exd5 4. Qe2+ Be7 5. Bg5 Nc6 6. Bxe7 Ngxe7 7. Nc3 Bf5 8. h3 Qd6 9. g4 Bg6 10. Bg2 O-O-O 11. O-O-O d4 12. Ne4 Qb4 13. Nd2 Nd5 14. Bxd5 Rxd5 15. Nb3 a5 16. Qd2 Qb6 17. Nf3 a4 18. Na1 a3 19. b3 Nb4 20. Kb1 Rhd8 21. Rhe1 Rc5 22. Rc1 Qb5 23. Ne5 Rxe5 24. Rxe5 Qxe5 25. Qxb4 Rd6 26. Qxa3 Ra6 27. Qb2 c5 28. c4 Bxd3+ 29. Nc2 Rf6 30. Rd1 Be2 31. Re1 Rxf2 32. a4 Qe4 33. Ka1 f6 34. Na3 d3 35. Nb5 Qe3 36. Nd6+ Kc7 37. Nf5 Qf4 38. Qc3 d2 39. Qa5+ Kd7 40. Qb5+ Ke6 41. Qb6+ Ke5 42. Qxc5+ Ke4 *", + "Moves": "c5d5", + "MovesSAN": "Qd5#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r5k1/p4pp1/1p5p/2qp4/4n3/P5P1/1PP1NP1b/R1BQRK2 b - - 0 19", + "PGN": "1. e4 c5 2. Bc4 Nc6 3. d3 Nf6 4. Nf3 h6 5. Nc3 e6 6. a3 b6 7. O-O d5 8. exd5 exd5 9. Bb5 Bb7 10. d4 Be7 11. Ne5 Qc7 12. Re1 O-O 13. Nxc6 Bxc6 14. Bxc6 Bd6 15. Bxa8 Bxh2+ 16. Kf1 Rxa8 17. Ne2 Ne4 18. dxc5 Qxc5 19. g3 *", + "Moves": "c5f2", + "MovesSAN": "Qxf2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/8/2b3R1/pPkpp3/P7/3K4/2N2r2/8 w - - 1 53", + "PGN": "1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. h3 Nf6 6. Bd3 Nc6 7. Nxc6 bxc6 8. O-O d5 9. Nd2 Be7 10. Qe2 O-O 11. b3 a5 12. a4 Nd7 13. Bb2 Nc5 14. Rfe1 Bf6 15. Bxf6 Qxf6 16. e5 Qf4 17. Qe3 Nxd3 18. cxd3 Qxe3 19. Rxe3 Bd7 20. Rc1 Rfb8 21. Rc5 Rb4 22. Kf1 Kf8 23. Ke2 Ke7 24. Kd1 Kd8 25. Rg3 g6 26. Rg4 Rxg4 27. hxg4 Kc7 28. Kc2 Kb6 29. d4 Rh8 30. Rc3 h5 31. Rh3 c5 32. g5 cxd4 33. Nf3 Rc8+ 34. Kd2 Kc5 35. Kd3 Kb4 36. Nxd4 Rc1 37. Kd2 Rg1 38. Nc2+ Kc5 39. Rc3+ Kb6 40. Rf3 Be8 41. g3 h4 42. gxh4 Rg4 43. Rc3 Rxh4 44. Rc8 Bc6 45. Rf8 Rf4 46. Ke3 Re4+ 47. Kd3 Rxe5 48. Rxf7 Rxg5 49. Rf6 e5 50. b4 Rf5 51. Rxg6 Rxf2 52. b5 Kc5 *", + "Moves": "g6c6", + "MovesSAN": "Rxc6#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r1bk1b1r/ppp1nQpp/8/3BP3/4p1q1/8/PPP2PPP/RNBR2K1 b - - 0 11", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 f5 4. d4 fxe4 5. Nxe5 Nxe5 6. dxe5 Qh4 7. Qd5 Ne7 8. Qf7+ Kd8 9. O-O d5 10. Rd1 Qg4 11. Bxd5 *", + "Moves": "g4d1", + "MovesSAN": "Qxd1#", + "Themes": "backRankMate hangingPiece mate mateIn1 oneMove opening" + }, + { + "FEN": "r7/4R3/kpp5/6pp/2Pr4/7P/p4PP1/R5K1 w - - 0 42", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Nxd5 6. Nxf7 Kxf7 7. Qf3+ Ke6 8. Nc3 Nb4 9. Bb3 c6 10. a3 Na6 11. O-O Nc5 12. Ba2 g6 13. Ne4 Bg7 14. Nxc5+ Kd6 15. Ne4+ Kc7 16. Qf7+ Qd7 17. Qxd7+ Bxd7 18. Nc5 Bf5 19. d3 b6 20. Ne4 Nf6 21. Ng5 e4 22. Nf7 Rhf8 23. dxe4 Nxe4 24. Bf4+ Kb7 25. Nd6+ Nxd6 26. Bxd6 Rfd8 27. Bg3 Bxb2 28. Rab1 Bxa3 29. Rfe1 Rd7 30. Be6 Bxe6 31. Rxe6 Bc5 32. c4 a5 33. Bf4 a4 34. Bc1 a3 35. Ra1 a2 36. Bb2 g5 37. h3 h5 38. Re5 Rd2 39. Bc3 Bd4 40. Re7+ Ka6 41. Bxd4 Rxd4 *", + "Moves": "a1a2", + "MovesSAN": "Rxa2#", + "Themes": "endgame mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "r2q2rk/1pp3bp/p1np1npN/8/4P1b1/2NP4/PPP2PPP/R1B2RK1 w - - 0 16", + "PGN": "1. e4 e5 2. Bc4 a6 3. Bxf7+ Kxf7 4. Qh5+ g6 5. Qxe5 Nf6 6. Nc3 d6 7. Qd4 Bg7 8. Nf3 Re8 9. O-O Bg4 10. Ng5+ Kg8 11. d3 Nc6 12. Qc4+ Kh8 13. Nf7+ Kg8 14. Nh6+ Kh8 15. Qg8+ Rxg8 *", + "Moves": "h6f7", + "MovesSAN": "Nf7#", + "Themes": "mate mateIn1 oneMove opening smotheredMate" + }, + { + "FEN": "rnbq1k1r/ppp3pp/3b1n2/6N1/8/1Q6/PP1P1PPP/RNB2RK1 w - - 4 10", + "PGN": "1. e4 e6 2. c4 d5 3. exd5 exd5 4. Nf3 dxc4 5. Bxc4 Nf6 6. O-O Bd6 7. Bxf7+ Kxf7 8. Ng5+ Kg8 9. Qb3+ Kf8 *", + "Moves": "b3f7", + "MovesSAN": "Qf7#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "r2k4/ppp5/3p2Q1/3P4/5q2/2PB4/PP5r/R3R1K1 b - - 3 26", + "PGN": "1. e4 f6 2. Nf3 Kf7 3. d4 e5 4. Bc4+ Ke8 5. dxe5 Nc6 6. O-O Qe7 7. exf6 Nxf6 8. Nc3 Ne5 9. Nd5 Nxd5 10. exd5 Nxf3+ 11. Qxf3 h6 12. Bd2 Kd8 13. Rfe1 Qf6 14. Qh5 Bc5 15. Be3 g6 16. Qe2 Bxe3 17. Qxe3 Rf8 18. c3 d6 19. Qxh6 Bd7 20. Bd3 Qxf2+ 21. Kh1 Qf4 22. Qxg6 Rh8 23. h3 Bxh3 24. gxh3 Rxh3+ 25. Kg2 Rh2+ 26. Kg1 *", + "Moves": "f4f2", + "MovesSAN": "Qf2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2r2rk1/pb3pp1/4pR1p/6q1/2Pb4/8/P1Q4P/1BR1K3 w - - 1 27", + "PGN": "1. d4 Nf6 2. c3 e6 3. Bf4 Be7 4. e3 b6 5. Bd3 Bb7 6. Nf3 O-O 7. Nbd2 h6 8. Rc1 d6 9. Bb1 Nbd7 10. c4 c5 11. Qc2 Rc8 12. Ne5 cxd4 13. exd4 b5 14. b3 bxc4 15. bxc4 Qa5 16. O-O dxe5 17. Nb3 Qc7 18. dxe5 Nxe5 19. Rfe1 Qc6 20. f3 Nxf3+ 21. gxf3 Qxf3 22. Nd4 Qxf4 23. Rf1 Qg4+ 24. Kf2 Bc5 25. Ke1 Bxd4 26. Rxf6 Qg5 *", + "Moves": "c2h7", + "MovesSAN": "Qh7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "k7/1pQP4/p7/7p/1P6/P4qPK/8/8 b - - 0 42", + "PGN": "1. e4 Nc6 2. d4 e5 3. d5 Nce7 4. c4 Ng6 5. Nc3 Nf6 6. Bg5 Bc5 7. Nf3 d6 8. a3 a6 9. b4 Ba7 10. Bd3 h6 11. Bxf6 Qxf6 12. O-O Nf4 13. Be2 g5 14. g3 Nxe2+ 15. Qxe2 Bg4 16. Kg2 Bh5 17. h3 g4 18. hxg4 Bxg4 19. Rh1 h5 20. Rh4 O-O-O 21. Rah1 Rdg8 22. Na4 Qg6 23. c5 f5 24. exf5 Qxf5 25. Qe3 Kb8 26. Nh2 e4 27. Nxg4 Rxg4 28. Rxg4 Qxg4 29. Qf4 Qg6 30. Re1 Re8 31. f3 Qg7 32. Rxe4 Rf8 33. cxd6 cxd6 34. Qxd6+ Ka8 35. Nb6+ Bxb6 36. Qxb6 Qf7 37. Rf4 Qg8 38. Rxf8+ Qxf8 39. d6 Qe8 40. Qc7 Qe2+ 41. Kh3 Qxf3 42. d7 *", + "Moves": "f3h1", + "MovesSAN": "Qh1#", + "Themes": "endgame master mate mateIn1 oneMove queenEndgame" + }, + { + "FEN": "4k3/3n1p1r/1p4p1/3pp3/1B6/r3P2P/5PP1/2R3K1 w - - 0 26", + "PGN": "1. d4 d5 2. Nf3 c6 3. a3 Nf6 4. b3 Bf5 5. e3 e6 6. Bb2 Nbd7 7. Nbd2 Rc8 8. Bd3 Bg6 9. Bxg6 hxg6 10. Qe2 c5 11. dxc5 Bxc5 12. Ne5 Nxe5 13. Bxe5 Bd6 14. Bd4 Rxc2 15. Qb5+ Qd7 16. Qxd7+ Nxd7 17. Bxg7 Rh7 18. Bd4 b6 19. h3 Bxa3 20. O-O Rxd2 21. Rxa3 a5 22. Rc1 e5 23. Bc3 Rd3 24. b4 axb4 25. Bxb4 Rxa3 *", + "Moves": "c1c8", + "MovesSAN": "Rc8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r1bkr3/p2p2pp/3B1p2/1p6/2P1Q3/3B4/P2q1PPP/4R1K1 w - - 0 24", + "PGN": "1. d4 e6 2. c4 c5 3. e3 cxd4 4. exd4 Qb6 5. Nc3 Nc6 6. Nf3 e5 7. Na4 Qc7 8. dxe5 Nxe5 9. Nxe5 Qxe5+ 10. Be2 Qe4 11. O-O Qg6 12. Bd3 Qd6 13. Re1+ Ne7 14. Qf3 Qb4 15. Nc3 Rb8 16. Bf4 Ra8 17. Nd5 Qxb2 18. Bd6 f6 19. Nxe7 Bxe7 20. Rxe7+ Kd8 21. Rae1 Qd2 22. Qe4 b5 23. Re8+ Rxe8 *", + "Moves": "e4e8", + "MovesSAN": "Qxe8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2r2rk1/1R3pp1/4p2p/2Np4/3P4/1B5n/PP4PP/6NK b - - 0 34", + "PGN": "1. e4 Nf6 2. Bc4 Nxe4 3. d3 Nf6 4. Nf3 e6 5. Bg5 d5 6. Bb3 Nbd7 7. O-O h6 8. Bh4 Be7 9. Re1 O-O 10. Nc3 c5 11. Bg3 Nh5 12. Be5 Nxe5 13. Nxe5 Nf6 14. Ne2 Bd6 15. Nf3 Qc7 16. c3 b5 17. d4 cxd4 18. cxd4 Bb7 19. Rc1 Qe7 20. Nc3 Bb4 21. Nxb5 Bxe1 22. Rc7 Bxf2+ 23. Kxf2 Ne4+ 24. Kg1 Qf6 25. Rxb7 a6 26. Nc7 Rac8 27. Nxa6 Qf4 28. Nc5 Qe3+ 29. Kh1 Nf2+ 30. Kg1 Nxd1+ 31. Kh1 Nf2+ 32. Kg1 Nh3+ 33. Kh1 Qg1+ 34. Nxg1 *", + "Moves": "h3f2", + "MovesSAN": "Nf2#", + "Themes": "mate mateIn1 middlegame oneMove smotheredMate" + }, + { + "FEN": "8/1pp3pk/p2p3p/4p3/6Pq/3P4/PPnQBR2/R4K2 b - - 0 29", + "PGN": "1. e4 e5 2. f4 d6 3. Nf3 Bg4 4. Be2 a6 5. h3 Bh5 6. g4 Bg6 7. f5 Nf6 8. fxg6 Nxe4 9. gxf7+ Kxf7 10. d3 Nc5 11. Ng5+ Kg8 12. O-O h6 13. Nf7 Qh4 14. Nxh8 Qg3+ 15. Kh1 Qxh3+ 16. Kg1 Kxh8 17. Rxf8+ Kh7 18. Nc3 Ne6 19. Rf2 Ng5 20. Rh2 Qg3+ 21. Rg2 Nh3+ 22. Kf1 Qh4 23. Ne4 Nc6 24. Qe1 Rf8+ 25. Nf2 Nd4 26. Be3 Nxc2 27. Qd2 Nxf2 28. Bxf2 Rxf2+ 29. Rxf2 *", + "Moves": "h4h1", + "MovesSAN": "Qh1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "rnb1r3/pppp2pp/k7/3P4/1PN1n3/N1P5/P3KbPP/R1B4R w - - 2 16", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Bc4 Nxe4 4. Bxf7+ Kxf7 5. Nxe5+ Ke8 6. Qh5+ Ke7 7. Qf7+ Kd6 8. d4 Qe7 9. Nc4+ Kc6 10. d5+ Kb5 11. Nba3+ Ka6 12. Qxe7 Bxe7 13. c3 Bc5 14. b4 Bxf2+ 15. Ke2 Re8 *", + "Moves": "b4b5", + "MovesSAN": "b5#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "6k1/6p1/4R3/2Q4p/7q/2P5/1P1r1P2/5K2 b - - 0 39", + "PGN": "1. Nf3 d5 2. g3 Nf6 3. Bg2 e6 4. O-O c5 5. d3 Nc6 6. Nbd2 Be7 7. Re1 O-O 8. e4 b6 9. a4 Bb7 10. exd5 Nxd5 11. Nc4 Rc8 12. a5 Nxa5 13. Nxa5 bxa5 14. Ne5 Bf6 15. Nc4 Ba8 16. Rxa5 Qc7 17. c3 Rfd8 18. Qa4 Rd7 19. Be3 Nxe3 20. Nxe3 Bxg2 21. Kxg2 Qb7+ 22. Kg1 Rxd3 23. Nc4 Rcd8 24. Rxa7 Qf3 25. Qc2 Rd1 26. Ra1 Rxa1 27. Rxa1 h5 28. h4 Bxh4 29. Ne5 Qd5 30. Nxf7 Kxf7 31. gxh4 Qf3 32. Qa4 Rd5 33. Re1 Rd2 34. Qa7+ Kg8 35. Qxc5 Qg4+ 36. Kf1 Qh3+ 37. Kg1 Qg4+ 38. Kf1 Qxh4 39. Rxe6 *", + "Moves": "h4h1", + "MovesSAN": "Qh1#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "8/p2R1ppk/6r1/4PK2/5PP1/1P6/P3n3/5R2 b - - 6 39", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O d6 5. Re1 Bg4 6. h3 Bh5 7. c3 Be7 8. d4 exd4 9. cxd4 O-O 10. Bxc6 bxc6 11. Nc3 h6 12. Bf4 Nh7 13. g4 Bg6 14. Rc1 h5 15. e5 hxg4 16. hxg4 Bg5 17. Qd2 Rb8 18. b3 Rb4 19. Ne4 Bxf4 20. Qxf4 dxe5 21. dxe5 Qd7 22. Nf6+ Nxf6 23. Qxb4 Nd5 24. Qc4 Re8 25. Nh4 Bh7 26. f3 Nb6 27. Qxc6 Qd4+ 28. Kg2 Re6 29. Qxc7 Bd3 30. Qc3 Qd8 31. Rcd1 Bf1+ 32. Kg3 Nd5 33. Rxf1 Qxh4+ 34. Kxh4 Nxc3 35. Rd8+ Kh7 36. f4 Ne2 37. Rd7 Rh6+ 38. Kg5 Rg6+ 39. Kf5 *", + "Moves": "e2g3", + "MovesSAN": "Ng3#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "2R2r1k/p5pp/8/3Q4/3n3q/1P3P2/P2r2PP/5K1R w - - 4 24", + "PGN": "1. d4 d5 2. c4 dxc4 3. e3 e6 4. Bxc4 Nf6 5. Nc3 Bd7 6. Nf3 c5 7. Kf1 cxd4 8. exd4 Be7 9. Bg5 O-O 10. Rc1 Bc6 11. Ne5 Nd5 12. Bxe7 Nxe7 13. Nxc6 Nbxc6 14. d5 exd5 15. Nxd5 Nxd5 16. Qxd5 Qf6 17. b3 Rad8 18. Qb5 Rd2 19. f3 Nd4 20. Qxb7 Qh4 21. Bxf7+ Rxf7 22. Rc8+ Rf8 23. Qd5+ Kh8 *", + "Moves": "c8f8", + "MovesSAN": "Rxf8#", + "Themes": "backRankMate hangingPiece mate mateIn1 middlegame oneMove" + }, + { + "FEN": "rn2k2r/pp3pp1/2p1p3/2Pp3p/3P2nq/2N1PB2/PP3PP1/R1BQRK2 b kq - 4 13", + "PGN": "1. d4 d5 2. c4 c6 3. e3 Nf6 4. Nf3 Bg4 5. Nc3 e6 6. Be2 Bxf3 7. Bxf3 Bd6 8. c5 Bc7 9. O-O h5 10. Re1 Bxh2+ 11. Kxh2 Ng4+ 12. Kg1 Qh4 13. Kf1 *", + "Moves": "h4f2", + "MovesSAN": "Qxf2#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "5r2/5qbk/7p/pp1pP3/2pP4/P1P1B1RQ/1P4PP/6K1 b - - 2 31", + "PGN": "1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Be3 Bg7 5. f4 e6 6. Nf3 O-O 7. Bd3 b6 8. O-O Re8 9. e5 Nd5 10. Nxd5 exd5 11. c3 c5 12. Bb5 Bd7 13. Qb3 Bxb5 14. Qxb5 a6 15. Qb3 c4 16. Qc2 Nc6 17. Ng5 f5 18. Qf2 b5 19. a3 h6 20. Nf3 a5 21. Nh4 Kh7 22. Qg3 Ne7 23. Rae1 dxe5 24. fxe5 g5 25. Nxf5 Nxf5 26. Rxf5 Rf8 27. Ref1 Qe7 28. Qh3 Rxf5 29. Rxf5 Rf8 30. Rxg5 Qf7 31. Rg3 *", + "Moves": "f7f1", + "MovesSAN": "Qf1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "2rqr1k1/3n2p1/p3p2p/1p1pBp2/3P2QP/2PBR3/P1P2PP1/6K1 w - - 0 24", + "PGN": "1. e4 c6 2. d4 d5 3. Nc3 h6 4. exd5 cxd5 5. Nf3 Nf6 6. Bd3 Bg4 7. Qe2 Bxf3 8. Qxf3 e6 9. O-O Be7 10. Bf4 O-O 11. Rfe1 Nbd7 12. Re2 a6 13. Rae1 Re8 14. Re5 Nxe5 15. Bxe5 Nd7 16. Bf4 Bg5 17. Bg3 Nf6 18. h4 Bd2 19. Re5 Bxc3 20. bxc3 Rc8 21. Re3 b5 22. Be5 Nd7 23. Qg4 f5 *", + "Moves": "g4g7", + "MovesSAN": "Qxg7#", + "Themes": "kingsideAttack master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2r5/1pk2p2/p5p1/5q1p/3Q4/B2p1N2/P6P/7K w - - 12 42", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. Bc4 g6 4. O-O Bg7 5. c3 e6 6. d4 cxd4 7. cxd4 d5 8. exd5 exd5 9. Bb3 Bg4 10. Qd3 Bxf3 11. Qxf3 Nxd4 12. Re1+ Ne7 13. Qf4 O-O 14. Bd1 Rc8 15. Nc3 a6 16. Be3 Ndc6 17. Bf3 d4 18. Rad1 Be5 19. Qg4 Nf5 20. Bxc6 Rxc6 21. Bf4 Bg7 22. Ne4 Rc2 23. Qh3 Rxb2 24. Ng5 h5 25. Nf3 d3 26. g4 Qb6 27. gxf5 Qxf2+ 28. Kh1 Bc3 29. Rf1 Qe2 30. Qg3 Qe4 31. Bc1 Re2 32. Rf2 Re1+ 33. Rxe1 Bxe1 34. Qg2 Bxf2 35. Qxf2 Qxf5 36. Qe3 Rc8 37. Bb2 Kf8 38. Qh6+ Ke8 39. Qh8+ Ke7 40. Ba3+ Kd7 41. Qd4+ Kc7 *", + "Moves": "d4d6", + "MovesSAN": "Qd6#", + "Themes": "dovetailMate endgame mate mateIn1 oneMove" + }, + { + "FEN": "8/8/4p2R/3p1kp1/3P4/1r2pK1P/1r4P1/4R3 w - - 2 56", + "PGN": "1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Nf3 Bg4 5. Be2 Bxf3 6. Bxf3 e6 7. O-O Nf6 8. Bg5 Be7 9. Nc3 Nc6 10. a3 O-O 11. Re1 Qb6 12. Ne2 h6 13. Bh4 Rac8 14. Bxf6 Bxf6 15. c3 Na5 16. Ng3 Nc4 17. b4 Qd6 18. Be2 b5 19. a4 a6 20. axb5 axb5 21. Qd3 Rb8 22. Ra7 Nb2 23. Qd2 Na4 24. Bxb5 Nxc3 25. Qxc3 Rxb5 26. Nh5 Be7 27. Rb1 Rfb8 28. Qf3 Rxb4 29. Rd1 R4b7 30. Raa1 Rb3 31. Qg4 g6 32. Ng3 Kh7 33. Qe2 Bg5 34. h3 Bf6 35. Qg4 h5 36. Qe2 h4 37. Nf1 Rb2 38. Qe3 R8b3 39. Qc1 Bg7 40. Ne3 Bh6 41. Qc8 Rb8 42. Qc3 R2b3 43. Qe1 Bxe3 44. fxe3 Qg3 45. Qxg3 hxg3 46. Re1 R8b7 47. Kf1 f5 48. Ke2 Rb2+ 49. Kf3 g5 50. Kxg3 R7b3 51. Ra7+ Kg6 52. Re7 Kf6 53. Rh7 f4+ 54. Kf3 fxe3 55. Rh6+ Kf5 *", + "Moves": "g2g4", + "MovesSAN": "g4#", + "Themes": "endgame mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "8/6R1/p2p4/2p2P2/3k4/1P3qp1/P3RP2/5K2 b - - 6 41", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. Bc4 h6 4. O-O a6 5. d3 b5 6. Bd5 e6 7. Re1 exd5 8. exd5+ Nce7 9. d6 Bb7 10. dxe7 Bxe7 11. Nc3 Nf6 12. Qe2 Bxf3 13. gxf3 Kf8 14. Bf4 Nh5 15. Bg3 Bf6 16. Bd6+ Kg8 17. Nd5 Rc8 18. Be7 Bxe7 19. Nxe7+ Kh7 20. Nxc8 Qxc8 21. Qe4+ g6 22. f4 Nf6 23. Qe7 Kg7 24. f5 g5 25. h4 Qc7 26. hxg5 hxg5 27. Kf1 Re8 28. Qxe8 Nxe8 29. Rxe8 Kf6 30. Rae1 Qf4 31. R8e7 d6 32. Ra7 g4 33. Ree7 g3 34. Rxf7+ Ke5 35. Rae7+ Kd5 36. c4+ bxc4 37. dxc4+ Kxc4 38. b3+ Kd3 39. Re3+ Kd4 40. Re2 Qf3 41. Rg7 *", + "Moves": "f3h1", + "MovesSAN": "Qh1#", + "Themes": "endgame mate mateIn1 oneMove queenRookEndgame" + }, + { + "FEN": "4r1k1/5ppp/2Q2qb1/2Pp4/8/1P2pP2/P5PP/4R2K w - - 0 34", + "PGN": "1. e4 c6 2. Nc3 d5 3. exd5 cxd5 4. d4 Nc6 5. Bb5 a6 6. Bxc6+ bxc6 7. Bd2 Bf5 8. Nf3 Nf6 9. Ne5 Qc7 10. Bf4 Qb7 11. b3 e6 12. O-O Bd6 13. Na4 O-O 14. c4 Qc7 15. c5 Bxe5 16. Bxe5 Qe7 17. Bd6 Qd8 18. Bxf8 Kxf8 19. Nc3 Ng4 20. f3 Ne3 21. Qe2 Nxf1 22. Qxf1 Qa5 23. Qe1 Qc7 24. Na4 Re8 25. Nb6 Bd3 26. Qd2 Bg6 27. Qa5 Qf4 28. Re1 Qxd4+ 29. Kh1 e5 30. Qxa6 e4 31. Nd7+ Kg8 32. Qxc6 e3 33. Nf6+ Qxf6 *", + "Moves": "c6e8", + "MovesSAN": "Qxe8#", + "Themes": "endgame hangingPiece mate mateIn1 oneMove" + }, + { + "FEN": "4rr2/1p4pp/k1b5/2R5/1P3n2/4B3/5P1P/6K1 w - - 3 40", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d4 exd4 5. c3 dxc3 6. Bxf7+ Kf8 7. Bb3 Nf6 8. Nxc3 d6 9. O-O Bg4 10. Bf4 Nd4 11. Bd5 c6 12. Bc4 Nxf3+ 13. gxf3 Bh3 14. Re1 Nh5 15. Bg3 Qg5 16. Ne2 Ke7 17. a3 a5 18. f4 Qg6 19. e5 Qe4 20. Bh4+ Ke8 21. Bd5 cxd5 22. Qa4+ Qxa4 23. exd6 Kd7 24. Nc3 Qxf4 25. Re7+ Kc6 26. Rc7+ Kxd6 27. Be7+ Kxc7 28. Nxd5+ Kd7 29. Nxf4 Nxf4 30. Bxc5 Rae8 31. Rd1+ Kc6 32. Be3 Ne2+ 33. Kh1 Rhf8 34. Rd2 Nf4 35. Rc2+ Kb5 36. Rc5+ Ka6 37. b4 axb4 38. axb4 Bg2+ 39. Kg1 Bc6 *", + "Moves": "c5a5", + "MovesSAN": "Ra5#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r4rk1/pb3p1p/2qBpp2/2p5/2Pp4/3P4/PP2NPPP/R2Q1RK1 b - - 0 16", + "PGN": "1. e4 d5 2. exd5 Nf6 3. Nc3 c6 4. Bc4 cxd5 5. Bb5+ Nc6 6. Nf3 d4 7. Ne2 Qb6 8. Bxc6+ bxc6 9. O-O c5 10. d3 Bb7 11. Ne5 e6 12. c4 Bd6 13. Bf4 O-O 14. Nd7 Qc6 15. Nxf6+ gxf6 16. Bxd6 *", + "Moves": "c6g2", + "MovesSAN": "Qxg2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2r2rk1/pp2b1pp/3qp3/3p1p2/1P1Bn1Q1/2P5/P4PPP/RN3R1K w - - 0 19", + "PGN": "1. e4 e6 2. Nf3 d5 3. e5 c5 4. d4 cxd4 5. c3 Nc6 6. Nxd4 Nxe5 7. Bb5+ Bd7 8. Bxd7+ Nxd7 9. O-O Bc5 10. Nf3 Ngf6 11. Bg5 Qb6 12. b4 Be7 13. Bf4 Rc8 14. Ne5 Nxe5 15. Bxe5 O-O 16. Kh1 Ne4 17. Bd4 Qd6 18. Qg4 f5 *", + "Moves": "g4g7", + "MovesSAN": "Qxg7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "N4r1k/pp3p1p/3p4/8/3b4/3Q3b/P4qPP/3RR2K b - - 1 24", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bxb4 5. c3 Ba5 6. d4 exd4 7. O-O d6 8. Qb3 Qd7 9. cxd4 Bb6 10. Nc3 Na5 11. Qb4 Nxc4 12. Qxc4 Nf6 13. Bg5 O-O 14. Bxf6 gxf6 15. Nd5 Kh8 16. Nxf6 Qe6 17. Nd5 Qxe4 18. Rfe1 Qg6 19. Nxc7 Bh3 20. Nh4 Qg5 21. Nxa8 Qxh4 22. Qd3 Bxd4 23. Rad1 Qxf2+ 24. Kh1 *", + "Moves": "f2g2", + "MovesSAN": "Qxg2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "4r1k1/1Q4p1/p2q1p1p/3p4/3P4/2P3RP/5PPK/8 w - - 4 32", + "PGN": "1. e4 e6 2. Nf3 d5 3. exd5 exd5 4. d4 Nf6 5. Nc3 Be7 6. Bf4 a6 7. Bd3 Nc6 8. O-O O-O 9. Re1 Bg4 10. a3 Re8 11. Be2 Bd6 12. Bxd6 Qxd6 13. h3 Bh5 14. Na4 h6 15. c3 Ne4 16. Nd2 Bxe2 17. Rxe2 Nxd2 18. Qxd2 b6 19. Rae1 Ne7 20. Qd3 Qd7 21. b3 Ng6 22. Re3 Nf4 23. Qd2 Rxe3 24. Rxe3 Qf5 25. Rf3 Qb1+ 26. Kh2 Qxb3 27. Qxf4 f6 28. Qxc7 Qxa4 29. Qxb6 Qxa3 30. Qb7 Qd6+ 31. Rg3 Re8 *", + "Moves": "b7g7", + "MovesSAN": "Qxg7#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "1r3r2/R7/3pk2p/3Nppp1/1Pp1P3/2P4P/1P4P1/5K2 w - - 0 35", + "PGN": "1. e4 e5 2. Nf3 d6 3. Nc3 Nf6 4. Bc4 h6 5. d3 Be7 6. h3 Nc6 7. Nh2 Be6 8. Bb3 Bxb3 9. axb3 O-O 10. O-O Nd4 11. f4 c5 12. f5 a6 13. Ng4 b5 14. Nxf6+ Bxf6 15. Nd5 Bg5 16. Bxg5 Qxg5 17. f6 g6 18. Nc7 Qe3+ 19. Kh1 Ra7 20. Nd5 Qe2 21. Qxe2 Nxe2 22. c3 Ng3+ 23. Kg1 Nxf1 24. Kxf1 g5 25. Ne7+ Kh7 26. Nc6 Raa8 27. Ne7 a5 28. Nd5 Kg6 29. Nc7 Rab8 30. Rxa5 c4 31. dxc4 bxc4 32. b4 Kxf6 33. Nd5+ Ke6 34. Ra7 f5 *", + "Moves": "a7e7", + "MovesSAN": "Re7#", + "Themes": "endgame hookMate mate mateIn1 oneMove" + }, + { + "FEN": "rn2q1k1/pp3ppp/2p2p2/8/2bP4/5N2/PPP2PPP/R1B1R1K1 w - - 0 13", + "PGN": "1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Nxf6+ exf6 6. Bc4 Bd6 7. Qe2+ Be7 8. Nf3 O-O 9. O-O Be6 10. Re1 Bxc4 11. Qxe7 Re8 12. Qxe8+ Qxe8 *", + "Moves": "e1e8", + "MovesSAN": "Rxe8#", + "Themes": "backRankMate mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3r1k2/4R1pp/2p5/1p1b2Q1/1Pq2P2/6P1/5K1P/8 w - - 36 47", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 Qf6 4. Nc3 Bc5 5. Nd5 Qd6 6. O-O Nf6 7. Bxc6 dxc6 8. Nxf6+ Qxf6 9. d4 Bxd4 10. Nxd4 exd4 11. e5 Qh4 12. f4 Bf5 13. Qxd4 Bxc2 14. Qc5 Bd3 15. Rd1 Be2 16. g3 Qh3 17. Re1 Bf3 18. Qf2 Bd5 19. Be3 b6 20. b3 O-O-O 21. b4 Kb7 22. a4 f6 23. a5 fxe5 24. axb6 cxb6 25. Bxb6 axb6 26. Rxe5 Rhe8 27. Re2 Rxe2 28. Qxe2 b5 29. Qf2 Kc7 30. Qa7+ Kd6 31. Qc5+ Ke6 32. Re1+ Kf5 33. Re5+ Kg6 34. Qc2+ Kf7 35. Rf5+ Kg8 36. Re5 Qg4 37. Rg5 Qe6 38. Re5 Qg6 39. Qe2 Bc4 40. Qe1 Bd5 41. Kf2 Qc2+ 42. Re2 Qc4 43. Re8+ Kf7 44. Qe7+ Kg6 45. Qg5+ Kf7 46. Re7+ Kf8 *", + "Moves": "g5g7", + "MovesSAN": "Qxg7#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "2r3k1/p2b2b1/2pp2P1/7n/2PP1r2/P4pN1/1B3P1K/2RQ2R1 b - - 0 31", + "PGN": "1. Nf3 d6 2. c4 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nc3 e5 6. d3 f5 7. e3 Nf6 8. O-O O-O 9. b3 Be6 10. Bb2 Qd7 11. Rc1 Nd8 12. b4 Nf7 13. a3 g5 14. Qa4 c6 15. b5 g4 16. bxc6 bxc6 17. Nh4 Rac8 18. Ne2 Nh5 19. d4 f4 20. exf4 exf4 21. gxf4 Qe7 22. f5 Bd7 23. Ng6 hxg6 24. fxg6 Ng5 25. Qc2 Nf3+ 26. Bxf3 gxf3 27. Ng3 Qh4 28. Kh1 Qh3 29. Rg1 Rf4 30. Qd1 Qxh2+ 31. Kxh2 *", + "Moves": "f4h4", + "MovesSAN": "Rh4#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/pq4kp/5pp1/2p1p3/2P4r/1P2Q1P1/P2P1P2/1R2R1K1 b - - 0 26", + "PGN": "1. b3 c5 2. Bb2 d6 3. e4 Nf6 4. e5 dxe5 5. Bxe5 g6 6. Nf3 Bg7 7. Bc4 Nc6 8. Bb2 Bg4 9. O-O Ne5 10. Bxe5 O-O 11. Be2 Qd5 12. Bb2 b5 13. Nc3 Qb7 14. Nxb5 Bxf3 15. Bxf3 Qxb5 16. Bxa8 Rxa8 17. c4 Qb7 18. Rb1 Nh5 19. Bxg7 Kxg7 20. Qe2 Nf4 21. Qe5+ f6 22. Qxf4 Rd8 23. Rfe1 e5 24. Qe3 Rd4 25. h4 Rxh4 26. g3 *", + "Moves": "h4h1", + "MovesSAN": "Rh1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "3Q4/5pkp/B4p2/4p3/5q2/Pp3N1r/1P4K1/5R2 b - - 0 39", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. c3 d5 4. exd5 Qxd5 5. Be2 e5 6. d3 Nf6 7. h3 Be7 8. Be3 O-O 9. Nbd2 a6 10. O-O b5 11. c4 Qd6 12. Bg5 Bf5 13. cxb5 axb5 14. Nb3 Nb4 15. a3 Nxd3 16. Bxf6 gxf6 17. Nh4 Be6 18. Bxd3 c4 19. Bf5 cxb3 20. Qg4+ Kh8 21. Rad1 Qb6 22. Rd7 Bxd7 23. Bxd7 Rg8 24. Qf5 Rad8 25. Rd1 Rg5 26. Qd3 Bc5 27. Nf5 Bxf2+ 28. Kh1 Bd4 29. Bxb5 Qb7 30. Rd2 Rdg8 31. Nh6 R8g6 32. Ba6 Qc7 33. Nf5 Qc1+ 34. Rd1 Qf4 35. Nxd4 Rxg2 36. Nf3 R6g3 37. Qd8+ Kg7 38. Rf1 Rxh3+ 39. Kxg2 *", + "Moves": "f4g3", + "MovesSAN": "Qg3#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r1b2rk1/ppp2ppp/2n1p3/8/2PPQ3/3B4/q2N1PPP/1R2K2R w K - 2 14", + "PGN": "1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bf4 Bd6 5. Qd2 O-O 6. Nf3 Bxf4 7. Qxf4 Qe7 8. e4 dxe4 9. Nxe4 Nxe4 10. Qxe4 Qb4+ 11. Nd2 Qxb2 12. Rb1 Qxa2 13. Bd3 Nc6 *", + "Moves": "e4h7", + "MovesSAN": "Qxh7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2kr1b1r/1pp2pp1/p1nqp3/7p/3P2n1/P3BB1P/1PP1NPP1/R2Q1RK1 b - - 2 13", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd6 4. Nf3 a6 5. h3 Nf6 6. Bc4 Nc6 7. O-O h5 8. d4 Bg4 9. Be3 e6 10. a3 O-O-O 11. Be2 Bxf3 12. Bxf3 Ng4 13. Ne2 *", + "Moves": "d6h2", + "MovesSAN": "Qh2#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "2r2rk1/p2n1ppp/1q6/2b1p1N1/8/2P1P1P1/PPQ2PbP/R1B1R1K1 w - - 0 17", + "PGN": "1. g3 e5 2. Bg2 d5 3. c4 Nf6 4. cxd5 Nxd5 5. Qb3 c6 6. Nc3 Nxc3 7. dxc3 Bc5 8. Nf3 Be6 9. Qxb7 Nd7 10. Qxc6 Rc8 11. Qa4 O-O 12. O-O Bc4 13. Re1 Qb6 14. e3 Bb5 15. Qc2 Bc6 16. Ng5 Bxg2 *", + "Moves": "c2h7", + "MovesSAN": "Qxh7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2K3k1/1r2Rp2/r2p2pP/2nP4/4PP1B/2P4P/8/7R b - - 8 34", + "PGN": "1. d4 g6 2. c4 Bg7 3. Nc3 c5 4. d5 Nf6 5. e4 d6 6. Nf3 O-O 7. Be3 Ng4 8. Bg5 h6 9. Bh4 Re8 10. h3 Ne5 11. Nxe5 Bxe5 12. f4 Bg7 13. Bd3 Qb6 14. Qc2 Nd7 15. O-O-O Qa5 16. g4 Bxc3 17. Qxc3 Qxc3+ 18. bxc3 b5 19. cxb5 a6 20. a4 axb5 21. Bxb5 Ra7 22. g5 Ba6 23. gxh6 Bxb5 24. axb5 Ra5 25. Kd2 Rxb5 26. Rb1 Ra5 27. Rb7 Ra2+ 28. Kd3 c4+ 29. Kxc4 Nc5 30. Rxe7 Ra4+ 31. Kb5 Rb8+ 32. Kc6 Ra6+ 33. Kc7 Rb7+ 34. Kc8 *", + "Moves": "a6a8", + "MovesSAN": "Ra8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "8/5Qpk/5P1p/p7/3p4/7P/r4rPK/8 w - - 0 36", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 bxc6 5. d3 d5 6. Nc3 d4 7. Ne2 e6 8. O-O Bd6 9. c3 e5 10. Bg5 Qd7 11. cxd4 cxd4 12. Rc1 h6 13. Bd2 Nf6 14. Ng3 O-O 15. Nf5 Qc7 16. Rc2 Bxf5 17. exf5 Nd5 18. Qe2 Nf4 19. Qe4 c5 20. Rfc1 a5 21. Nxe5 Bxe5 22. Rxc5 Qd6 23. Rxe5 Qxe5 24. Qxe5 Nxd3 25. Qc7 Nxc1 26. Qxc1 Rac8 27. Qe1 Rc2 28. Bc1 Rfc8 29. Bd2 Rxb2 30. h3 Rcb8 31. Qe2 Rxa2 32. Kh2 Rbb2 33. Qe8+ Kh7 34. Qxf7 Rxd2 35. f6 Rxf2 *", + "Moves": "f7g7", + "MovesSAN": "Qxg7#", + "Themes": "endgame mate mateIn1 oneMove queenRookEndgame" + }, + { + "FEN": "3rrk1n/5pp1/2npqP2/p1p3P1/PpP1P3/1P4K1/1B1R1N2/7R w - - 0 37", + "PGN": "1. e4 e5 2. Nf3 d6 3. d4 exd4 4. Nxd4 Be7 5. Nc3 Nf6 6. Bd3 O-O 7. O-O c6 8. Re1 Nbd7 9. Nf5 Ne5 10. Nxe7+ Qxe7 11. Bf1 Be6 12. b3 Ng6 13. Bb2 Nd7 14. g3 Nde5 15. f4 Bg4 16. Be2 Bxe2 17. Qxe2 Nd7 18. f5 Nge5 19. Rad1 Nf6 20. h3 Rad8 21. Kg2 Rfe8 22. Rd2 b5 23. a4 b4 24. Nd1 a5 25. c4 c5 26. g4 h6 27. Kg3 Nh7 28. h4 Nf6 29. Nf2 Nc6 30. g5 hxg5 31. hxg5 Nd7 32. f6 Qe6 33. Qh5 Nf8 34. Rh1 Ng6 35. Qh7+ Kf8 36. Qh8+ Nxh8 *", + "Moves": "h1h8", + "MovesSAN": "Rxh8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "1r4rk/p1p3pp/1q5N/8/5P2/2N5/PP4PP/2KR3R w - - 0 26", + "PGN": "1. d4 d5 2. c4 Nf6 3. cxd5 Nxd5 4. e4 Nf6 5. Nc3 Nc6 6. d5 Nb4 7. Qa4+ Nc6 8. dxc6 bxc6 9. Qxc6+ Bd7 10. Qc4 e5 11. Bg5 Be7 12. Nf3 O-O 13. Nxe5 Nxe4 14. Bxe7 Qxe7 15. Qxe4 Rfe8 16. O-O-O Qg5+ 17. f4 Qe7 18. Bc4 Be6 19. Bxe6 Qxe6 20. Qd5 Qb6 21. Qxf7+ Kh8 22. Qc4 Rab8 23. Nf7+ Kg8 24. Nh6+ Kh8 25. Qg8+ Rxg8 *", + "Moves": "h6f7", + "MovesSAN": "Nf7#", + "Themes": "mate mateIn1 middlegame oneMove smotheredMate" + }, + { + "FEN": "1k3r2/pp5p/2pb4/8/4K3/3PN3/PPP5/R7 b - - 1 26", + "PGN": "1. e4 e5 2. f4 Nc6 3. Nf3 d6 4. fxe5 dxe5 5. Bb5 Bd7 6. Bxc6 Bxc6 7. Nxe5 Bxe4 8. O-O Qd4+ 9. Kh1 Qxe5 10. d3 Bc6 11. Re1 Bxg2+ 12. Kxg2 O-O-O 13. Rxe5 Bd6 14. Qg4+ Kb8 15. Rd5 Nf6 16. Qf5 Nxd5 17. Qxd5 Bxh2 18. Qxf7 Bd6 19. Bf4 Rdf8 20. Qxg7 Bxf4 21. Nc3 Rhg8 22. Qxg8 Rxg8+ 23. Kf3 Rf8 24. Ke4 Bd6 25. Nd5 c6 26. Ne3 *", + "Moves": "f8f4", + "MovesSAN": "Rf4#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r3k2r/ppp2pp1/3p4/2b1pP2/7q/2N5/PPPPBPK1/R1BQ3R b kq - 0 17", + "PGN": "1. e4 e5 2. Nc3 Nc6 3. g3 Nf6 4. Bg2 Bc5 5. Nge2 d6 6. h3 h5 7. O-O h4 8. g4 Nxg4 9. hxg4 h3 10. Bf3 Qf6 11. Ng3 Nd4 12. Be2 h2+ 13. Kg2 Qh4 14. Nf5 Bxf5 15. exf5 Nxf5 16. gxf5 h1=Q+ 17. Rxh1 *", + "Moves": "h4f2", + "MovesSAN": "Qxf2#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/p3pp1Q/2kp1b2/5P2/2n1P3/1P3P2/2r5/1K5R b - - 0 30", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 O-O 8. Qd2 Nc6 9. Bc4 Qa5 10. Bb3 Bd7 11. O-O-O Rfc8 12. h4 Ne5 13. h5 Nxh5 14. g4 Nf6 15. Bh6 Bh8 16. Bg5 Rxc3 17. bxc3 Rc8 18. Bxf6 Bxf6 19. Qh6 Qxc3 20. Qxh7+ Kf8 21. Nf5 gxf5 22. gxf5 Ba4 23. Rdg1 Qxc2+ 24. Bxc2 Rxc2+ 25. Kb1 Ke8 26. Rg8+ Kd7 27. Rb8 Nc4 28. Rxb7+ Kc6 29. Rb3 Bxb3 30. axb3 *", + "Moves": "c4a3", + "MovesSAN": "Na3#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "2rr2k1/p4ppb/2p4p/1qp4P/NP2P1n1/P1Qp2N1/1B1b1PP1/R5K1 w - - 0 26", + "PGN": "1. c4 e5 2. Nc3 Bb4 3. Na4 Nf6 4. a3 Be7 5. b4 O-O 6. Bb2 d6 7. e3 Bf5 8. Nc3 c6 9. d4 e4 10. d5 Nbd7 11. Nge2 Rc8 12. Ng3 Bg6 13. h4 h6 14. h5 Bh7 15. Be2 Ne5 16. dxc6 bxc6 17. Qb3 Qb6 18. O-O Rfd8 19. Rfd1 Nd3 20. Bxd3 exd3 21. e4 Ng4 22. Rd2 Bg5 23. c5 dxc5 24. Na4 Qb5 25. Qc3 Bxd2 *", + "Moves": "c3g7", + "MovesSAN": "Qxg7#", + "Themes": "kingsideAttack master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/8/2R3p1/p4Pkp/2PqP3/1P3KP1/P6P/8 w - - 1 47", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nc6 5. Nxc6 bxc6 6. Nc3 g6 7. b3 Bg7 8. Bb2 Qa5 9. Qd2 Nf6 10. Bd3 Ba6 11. O-O O-O 12. Bxa6 Qxa6 13. Qd3 Qb7 14. f3 Nh5 15. Kh1 Nf4 16. Qe3 Be5 17. Na4 Bxb2 18. Nxb2 e5 19. g3 Nh5 20. c4 a5 21. Na4 Rab8 22. Rad1 Rfd8 23. Rd2 c5 24. Rfd1 Qc7 25. Nc3 Ng7 26. Nd5 Qb7 27. Nf6+ Kf8 28. Rxd6 Rxd6 29. Rxd6 Qe7 30. Qd3 Ne6 31. Nd7+ Ke8 32. Nxb8 Nd4 33. Rd5 Qb7 34. Nd7 Qb4 35. Kg2 Qe1 36. Nxe5 f6 37. Ng4 h5 38. Nxf6+ Kf7 39. Rxc5 Ne2 40. Qd7+ Kxf6 41. Rc6+ Kg5 42. Qd5+ Kh6 43. f4 Qg1+ 44. Kf3 Nd4+ 45. Qxd4 Qxd4 46. f5 Kg5 *", + "Moves": "c6g6", + "MovesSAN": "Rxg6#", + "Themes": "endgame mate mateIn1 oneMove queenRookEndgame" + }, + { + "FEN": "r3kb1r/p4ppp/2p1pn2/1q1pN2b/3P4/2P1B2P/PP1N1PP1/R1Q1K2R b KQkq - 2 12", + "PGN": "1. e4 c6 2. Nf3 d5 3. exd5 cxd5 4. d4 Nc6 5. Bb5 Bg4 6. h3 Bh5 7. Be3 Nf6 8. Nbd2 e6 9. Qc1 Qa5 10. Bxc6+ bxc6 11. c3 Qb5 12. Ne5 *", + "Moves": "b5e2", + "MovesSAN": "Qe2#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "8/8/8/p5p1/P2r3k/5P2/1P1p1K2/3R4 w - - 4 42", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 Nf6 5. a4 a5 6. h3 O-O 7. O-O h6 8. Nc3 d6 9. Be3 Nd4 10. Bxd4 Bxd4 11. Nxd4 exd4 12. Ne2 d5 13. exd5 Nxd5 14. Ng3 c5 15. Qf3 Be6 16. Rfe1 b6 17. Re5 Nc7 18. Nh5 Kh8 19. Rae1 Bxc4 20. dxc4 Qd6 21. Qg3 Qg6 22. Qxg6 fxg6 23. Re7 gxh5 24. Rxc7 Rf6 25. Ree7 Rg8 26. f3 Kh7 27. Kf2 Kg6 28. g4 hxg4 29. hxg4 Rd6 30. Kg3 h5 31. gxh5+ Kxh5 32. Re5+ g5 33. Rd5 Rxd5 34. cxd5 Rd8 35. Rc6 Rxd5 36. Rxb6 c4 37. Rc6 d3 38. cxd3 cxd3 39. Rc1 d2 40. Rd1 Rd4 41. Kf2 Kh4 *", + "Moves": "d1h1", + "MovesSAN": "Rh1#", + "Themes": "endgame mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "3r1k2/pbp1p2p/1p2p1pN/1P6/2P5/6PP/PQ1qBP2/6K1 w - - 3 31", + "PGN": "1. d4 g6 2. c4 Bg7 3. Nc3 Nf6 4. Bg5 d6 5. Nf3 Nbd7 6. e4 O-O 7. e5 dxe5 8. dxe5 Ng4 9. Nd5 Re8 10. e6 fxe6 11. h3 Ngf6 12. Ne3 b6 13. Qb3 Nc5 14. Qc2 Bb7 15. b4 Na6 16. b5 Nc5 17. Be2 Nfe4 18. O-O Bxa1 19. Rxa1 Nxg5 20. Nxg5 Qd4 21. Rd1 Qf6 22. Nf3 Rad8 23. Rxd8 Rxd8 24. Ng4 Qf4 25. Qc3 Ne4 26. Qb2 Nf6 27. g3 Qd6 28. Nfe5 Nxg4 29. Nxg4 Qd2 30. Nh6+ Kf8 *", + "Moves": "b2h8", + "MovesSAN": "Qh8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "2R5/1p3p1p/p3pQp1/3r4/3N2kP/P2qPpP1/6K1/8 w - - 0 35", + "PGN": "1. d4 c5 2. dxc5 Qa5+ 3. Nc3 Nf6 4. Nf3 g6 5. g3 Bg7 6. Bg2 O-O 7. O-O Qxc5 8. e3 d5 9. Qd4 Qd6 10. Qf4 Qd8 11. Rd1 Nc6 12. a3 Bg4 13. h3 Bxf3 14. Qxf3 e6 15. Bd2 Ne5 16. Qe2 Nc4 17. b3 Nxd2 18. Qxd2 Qc7 19. Rab1 a6 20. Ne2 Ne4 21. Bxe4 dxe4 22. Kg2 Rfd8 23. Qe1 Qxc2 24. Rxd8+ Rxd8 25. Rc1 Qxb3 26. Qa5 Qd3 27. Nd4 Rd7 28. Rc8+ Bf8 29. Qc5 Kg7 30. Qxf8+ Kf6 31. Qh8+ Kg5 32. h4+ Kg4 33. Qf6 Rd5 34. f3+ exf3+ *", + "Moves": "f6f3", + "MovesSAN": "Qxf3#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r3k2r/1pb1nppp/p1nqp3/7B/8/2NPB2P/PPPN1PP1/R2Q1RK1 b kq - 0 12", + "PGN": "1. e4 d5 2. exd5 c6 3. dxc6 Nxc6 4. Nf3 a6 5. Be2 Bg4 6. O-O e6 7. h3 Bh5 8. d3 Bd6 9. Be3 Nge7 10. Nc3 Bc7 11. Nd2 Qd6 12. Bxh5 *", + "Moves": "d6h2", + "MovesSAN": "Qh2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/1p3R2/p1kp4/3N4/2PKP3/3P4/4b3/2q5 w - - 9 47", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bc4 Bd7 7. O-O e6 8. Bg5 Be7 9. Ndb5 Ne5 10. Bb3 Qb6 11. Bxf6 gxf6 12. a4 a6 13. a5 Qc6 14. Nd4 Qc7 15. Qh5 O-O-O 16. f4 Ng6 17. f5 Ne5 18. fxe6 fxe6 19. Bxe6 Qc5 20. Qd1 Bxe6 21. Kh1 Bc4 22. Rf5 h5 23. b3 Bf7 24. Qd2 Bg6 25. Rf4 h4 26. Ne6 Qb4 27. Nxd8 Bxd8 28. Ra4 Qc5 29. Rc4 Nxc4 30. bxc4 Bxa5 31. Qd3 Qe5 32. Nd5 h3 33. Rxf6 hxg2+ 34. Kxg2 Qxh2+ 35. Kf3 Rh3+ 36. Kg4 Rxd3 37. cxd3 Qh5+ 38. Kf4 Bd2+ 39. Kg3 Qe5+ 40. Kf2 Qd4+ 41. Ke2 Bh5+ 42. Kxd2 Qb2+ 43. Ke3 Qc1+ 44. Kd4 Be2 45. Rf8+ Kd7 46. Rf7+ Kc6 *", + "Moves": "f7c7", + "MovesSAN": "Rc7#", + "Themes": "endgame hookMate mate mateIn1 oneMove" + }, + { + "FEN": "2rqkbnr/p4ppp/2p1p3/3pN3/3Pb1P1/5Q2/PPP2P1P/RNB1K2R w KQk - 0 10", + "PGN": "1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Nf3 Nc6 5. Bb5 Bf5 6. Ne5 Rc8 7. Qf3 e6 8. g4 Be4 9. Bxc6+ bxc6 *", + "Moves": "f3f7", + "MovesSAN": "Qxf7#", + "Themes": "attackingF2F7 mate mateIn1 oneMove opening" + }, + { + "FEN": "6k1/5pbq/3pbQ2/1pr5/7P/2P3R1/1P3PP1/6K1 w - - 1 36", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. h3 O-O 9. c3 Nb8 10. d4 Nbd7 11. Nbd2 Bb7 12. d5 Re8 13. Nf1 Bf8 14. Ng3 g6 15. Bg5 h5 16. Nh4 Be7 17. a4 Nc5 18. Bc2 c6 19. Qf3 cxd5 20. Bxf6 Bxf6 21. exd5 Bxh4 22. Nxh5 e4 23. Bxe4 Nxe4 24. Rxe4 Rxe4 25. Qxe4 gxh5 26. axb5 axb5 27. Re1 Bf6 28. Qf3 Bg7 29. Qxh5 Qf6 30. Re3 Rc8 31. Rf3 Qg6 32. Qh4 Bxd5 33. Rg3 Qh7 34. Qf6 Be6 35. h4 Rc5 *", + "Moves": "f6d8", + "MovesSAN": "Qd8#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "8/6bk/p5p1/7p/2Bp1Q1P/P2P1PPb/1Pq5/5RK1 b - - 2 36", + "PGN": "1. c4 Nf6 2. g3 g6 3. Bg2 Bg7 4. e4 e5 5. Nc3 c6 6. Nge2 d5 7. exd5 cxd5 8. Nxd5 Nxd5 9. Bxd5 O-O 10. O-O Bh3 11. Re1 Nc6 12. d3 Qc7 13. Nc3 a6 14. Be3 Rad8 15. Qf3 Nd4 16. Bxd4 exd4 17. Ne4 Bf5 18. Re2 h5 19. Qg2 Rfe8 20. Rae1 b5 21. Nf6+ Bxf6 22. Rxe8+ Rxe8 23. Rxe8+ Kg7 24. Qf3 bxc4 25. Bxc4 Qb6 26. Qe2 Qa5 27. a3 Bg5 28. h4 Bf6 29. Qf3 Bg4 30. Qb7 Qa4 31. Qxf7+ Kh6 32. Qf8+ Bg7 33. Qf4+ Kh7 34. Re1 Qc2 35. f3 Bh3 36. Rf1 *", + "Moves": "c2g2", + "MovesSAN": "Qg2#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "2Q5/5p1k/3q2p1/5n2/7P/2B4K/6P1/8 w - - 10 52", + "PGN": "1. d4 e6 2. c4 Bb4+ 3. Nc3 d5 4. Bd2 dxc4 5. e4 Bxc3 6. Bxc3 b5 7. a4 c6 8. axb5 cxb5 9. b3 Ba6 10. bxc4 bxc4 11. Rxa6 Nxa6 12. Qa4+ Qd7 13. Qxa6 Ne7 14. Bxc4 O-O 15. Ne2 Rab8 16. O-O Rb6 17. Qa1 Rfb8 18. Bd3 Ng6 19. f4 Qe7 20. f5 Nf8 21. Nf4 exf5 22. Nd5 Qg5 23. Nxb6 Rxb6 24. Rxf5 Qe3+ 25. Kh1 Qxd3 26. Rf1 Qxe4 27. Qa2 Re6 28. d5 Rd6 29. Qf2 Qxd5 30. Qxa7 Rd7 31. Qa1 Ne6 32. h3 h6 33. Qb2 Rb7 34. Qf2 Ng5 35. Qg3 Rb3 36. h4 Ne6 37. Rf3 Rb1+ 38. Kh2 Qd1 39. Qe5 Qh1+ 40. Kg3 Rg1 41. Rf2 Re1 42. Qf5 Re3+ 43. Kg4 Qd1+ 44. Rf3 Rxf3 45. Qxf3 h5+ 46. Kxh5 g6+ 47. Kg4 Qd7 48. Kg3 Qd6+ 49. Kh3 Ng7 50. Qa8+ Kh7 51. Qc8 Nf5 *", + "Moves": "c8h8", + "MovesSAN": "Qh8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r4kr1/pb1Q4/1p3Nqb/3p4/3B4/2P5/P4PBP/R4RK1 b - - 10 31", + "PGN": "1. Nf3 d5 2. g3 g6 3. Bg2 Bg7 4. d4 Nf6 5. O-O O-O 6. c4 c6 7. cxd5 cxd5 8. Nc3 Ne4 9. Qb3 Nxc3 10. bxc3 Nc6 11. Nd2 e6 12. e4 dxe4 13. Nxe4 b6 14. Bg5 Qc7 15. Nf6+ Kh8 16. Qc4 Bb7 17. d5 exd5 18. Qh4 h5 19. g4 Ne7 20. gxh5 Nf5 21. Qh3 Bh6 22. hxg6 Kg7 23. Qxf5 Rh8 24. Nh5+ Kf8 25. Bf6 fxg6 26. Qxg6 Qh7 27. Qg3 Rg8 28. Qd6+ Kf7 29. Bd4 Qg6 30. Qd7+ Kf8 31. Nf6 *", + "Moves": "g6g2", + "MovesSAN": "Qxg2#", + "Themes": "kingsideAttack master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1q2rk1/4np1p/p5p1/2pn4/1p1Q2N1/1P6/PNP2PPP/R4RK1 w - - 0 20", + "PGN": "1. b3 d6 2. Bb2 e5 3. e3 g6 4. Nf3 Bg7 5. Nc3 Ne7 6. Bb5+ Nd7 7. O-O a6 8. Be2 b5 9. d4 exd4 10. Nxd4 Bb7 11. Bf3 Bxf3 12. Nxf3 b4 13. Na4 Nf6 14. e4 O-O 15. e5 dxe5 16. Nxe5 Nfd5 17. Ng4 Bxb2 18. Nxb2 Qc8 19. Qd4 c5 *", + "Moves": "g4h6", + "MovesSAN": "Nh6#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r2q1rk1/ppb2ppp/2p1b3/8/1P1P4/P2QnN1P/2B2PP1/R4RK1 w - - 0 19", + "PGN": "1. c4 Nf6 2. Nc3 e6 3. e4 d5 4. e5 Nfd7 5. cxd5 Nxe5 6. d4 Ng6 7. dxe6 Bxe6 8. Nf3 c6 9. Bd3 Bb4 10. h3 Nd7 11. O-O O-O 12. a3 Ba5 13. b4 Bc7 14. Be3 Nf4 15. Be4 Nf6 16. Bc2 N6d5 17. Nxd5 Nxd5 18. Qd3 Nxe3 *", + "Moves": "d3h7", + "MovesSAN": "Qxh7#", + "Themes": "kingsideAttack master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "b4rk1/6b1/6R1/6pQ/2p5/2Np4/1P1R1PPK/5q2 b - - 4 35", + "PGN": "1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Nf3 O-O 5. Bg5 d6 6. e3 h6 7. Bh4 c5 8. d5 Bf5 9. Nd2 g5 10. Bg3 b5 11. e4 Bg6 12. cxb5 a6 13. a4 e6 14. dxe6 fxe6 15. h4 d5 16. hxg5 hxg5 17. bxa6 Nxa6 18. Bxa6 Rxa6 19. O-O d4 20. Nb5 Nxe4 21. Nxe4 Bxe4 22. Rc1 Rc6 23. Re1 Bd5 24. Qg4 Qf6 25. Rc2 d3 26. Rd2 c4 27. Nc3 Qf5 28. Qh5 Rb6 29. a5 Ra6 30. Bc7 Ba8 31. Bb6 Rxa5 32. Bxa5 Qxa5 33. Rxe6 Qa1+ 34. Kh2 Qf1 35. Rg6 *", + "Moves": "f1g2", + "MovesSAN": "Qxg2#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/6pk/7p/3q4/8/2B1Q1PP/1P3P1K/3r4 b - - 1 43", + "PGN": "1. e4 e6 2. c4 d5 3. cxd5 exd5 4. exd5 Nf6 5. Qa4+ Nbd7 6. Nc3 Bd6 7. Nf3 O-O 8. Be2 Re8 9. O-O Nb6 10. Qb3 Nbxd5 11. Bc4 c6 12. Nxd5 cxd5 13. Bb5 Bd7 14. d4 a6 15. Bxd7 Qxd7 16. h3 h6 17. Bd2 b5 18. a4 Ne4 19. Rfe1 Rac8 20. axb5 axb5 21. Bb4 Bb8 22. Nd2 Qf5 23. Nxe4 dxe4 24. Bd2 Rc4 25. Be3 Bd6 26. Ra5 Bb4 27. Rea1 Bxa5 28. Rxa5 Rec8 29. Rxb5 Qe6 30. d5 Qa6 31. Rb8 Rxb8 32. Qxb8+ Rc8 33. Qe5 Qd3 34. Bd4 Rc1+ 35. Kh2 f6 36. Qe6+ Kh8 37. Bxf6 e3 38. Qe8+ Kh7 39. Qe7 Qg6 40. Qxe3 Rd1 41. Bd4 Qd6+ 42. g3 Qxd5 43. Bc3 *", + "Moves": "d1h1", + "MovesSAN": "Rh1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "1k1r3r/ppp2pp1/2Pbp3/7p/2P2P2/1Q1BB2q/PP3P1n/RN2R1K1 b - - 1 16", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. d4 Nc6 4. Nf3 Bg4 5. Be2 O-O-O 6. c3 Kb8 7. O-O Nf6 8. c4 Qf5 9. d5 h5 10. Be3 e6 11. Bd3 Bxf3 12. gxf3 Qh3 13. dxc6 Bd6 14. f4 Ng4 15. Re1 Nxh2 16. Qb3 *", + "Moves": "h2f3", + "MovesSAN": "Nf3#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r2qkb1r/1p1bpp1p/p1np1n2/2p2P1Q/2B5/2N5/PPPPN1PP/R1B1K2R w KQkq - 2 10", + "PGN": "1. e4 c5 2. Nc3 d6 3. f4 Be6 4. f5 Bd7 5. Bc4 g6 6. Qf3 gxf5 7. exf5 Nc6 8. Nge2 a6 9. Qh5 Nf6 *", + "Moves": "h5f7", + "MovesSAN": "Qxf7#", + "Themes": "attackingF2F7 mate mateIn1 oneMove opening" + }, + { + "FEN": "8/4r1p1/5b1p/5Q2/p2P2Pk/P6P/1qPK1P2/3R4 w - - 5 40", + "PGN": "1. e4 c6 2. Nf3 d5 3. Nc3 Bg4 4. exd5 cxd5 5. h3 Bxf3 6. Qxf3 Nf6 7. d4 Nc6 8. Be3 e6 9. Bb5 a6 10. Bxc6+ bxc6 11. Bf4 c5 12. O-O-O c4 13. Na4 Qa5 14. Nc3 Qb6 15. Na4 Qb4 16. Nc3 a5 17. Rhe1 Be7 18. a3 Qb6 19. Na4 Qc6 20. Nc5 a4 21. Bg5 h6 22. Bxf6 Bxf6 23. g4 Rb8 24. Qg3 Qb5 25. Nxe6 Qxb2+ 26. Kd2 fxe6 27. Rxe6+ Kf7 28. Qc7+ Kg6 29. Qf4 Rhe8 30. Rxe8 Rxe8 31. Qf5+ Kf7 32. Qd7+ Kf8 33. Qd6+ Re7 34. Qd8+ Kf7 35. Qxd5+ Ke8 36. Qc6+ Kf7 37. Qxc4+ Kg6 38. Qd3+ Kg5 39. Qf5+ Kh4 *", + "Moves": "f5h5", + "MovesSAN": "Qh5#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "3q1rk1/1b1p1pp1/pp5p/5N2/1Pr1p3/P3P3/1Q3PPP/R4RK1 w - - 0 20", + "PGN": "1. d4 c5 2. dxc5 e6 3. Nf3 Bxc5 4. e3 Nf6 5. c4 O-O 6. Nc3 a6 7. Bd3 Nc6 8. a3 h6 9. Qc2 b6 10. O-O Bb7 11. b4 Be7 12. Nd4 Rc8 13. Bb2 Ne5 14. Ne4 Nxd3 15. Nxf6+ Bxf6 16. Qxd3 e5 17. Nf5 e4 18. Qc2 Bxb2 19. Qxb2 Rxc4 *", + "Moves": "b2g7", + "MovesSAN": "Qxg7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r4rk1/5ppp/pnp5/1p1q3b/3P4/3Q1N1P/PPB2PP1/R3R1K1 w - - 2 20", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 4. c3 Nf6 5. d3 Bg4 6. h3 Bh5 7. O-O Be7 8. Bg5 O-O 9. Re1 a6 10. Ba4 b5 11. Bc2 Na7 12. d4 exd4 13. cxd4 c6 14. e5 Nd5 15. Bxe7 Qxe7 16. exd6 Qxd6 17. Nc3 Nc8 18. Nxd5 Qxd5 19. Qd3 Nb6 *", + "Moves": "d3h7", + "MovesSAN": "Qxh7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "4r1k1/pp3pp1/1q6/3p2PQ/7P/2P2R2/P1P2P2/K3R3 b - - 0 25", + "PGN": "1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nc3 Bb4 5. Nf3 Nc6 6. Be3 Nge7 7. Bd3 O-O 8. h4 Nf5 9. Qe2 Re8 10. O-O-O Bxc3 11. bxc3 h6 12. g4 Nd6 13. g5 h5 14. Ne5 Nxe5 15. dxe5 Rxe5 16. Qxh5 Bf5 17. Bf4 Re6 18. Bxd6 Bxd3 19. Bxc7 Qxc7 20. Rxd3 Qf4+ 21. Kb2 Rae8 22. Rf3 Qc7 23. Rg1 Qb6+ 24. Ka1 Re1+ 25. Rxe1 *", + "Moves": "e8e1", + "MovesSAN": "Rxe1#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "8/8/p4N2/rp2p1p1/3p1kPp/5P1P/4K3/8 w - - 0 53", + "PGN": "1. d4 Nf6 2. Bf4 g6 3. e3 Bg7 4. c3 d5 5. h3 Nbd7 6. Nd2 c5 7. dxc5 Nxc5 8. Ngf3 Bf5 9. Nb3 Rc8 10. Nxc5 Rxc5 11. Qd4 b6 12. b4 Rc8 13. Bb5+ Bd7 14. Bxd7+ Qxd7 15. O-O O-O 16. Qd2 Ne4 17. Qe1 Bxc3 18. Ne5 Qe6 19. Qe2 Bxa1 20. Rxa1 f6 21. Ng4 Nc3 22. Qb2 Rc4 23. Bh6 Rfc8 24. Re1 Ne4 25. f3 Rc2 26. Qa1 Ng3 27. Kh2 Nf5 28. e4 Qd6+ 29. e5 Qc7 30. Kg1 Nxh6 31. Nxh6+ Kg7 32. Ng4 Rf8 33. exf6+ exf6 34. a3 h5 35. Ne3 Rd2 36. Rd1 Rxd1+ 37. Qxd1 Rd8 38. Qd4 Qe5 39. Qxe5 fxe5 40. Kf2 d4 41. Nc4 Kf6 42. Ke2 Kf5 43. Kd3 h4 44. a4 g5 45. a5 b5 46. Nd2 a6 47. Nf1 Rc8 48. g4+ Kf4 49. Ke2 Rc4 50. Nd2 Rxb4 51. Ne4 Ra4 52. Nf6 Rxa5 *", + "Moves": "f6h5", + "MovesSAN": "Nh5#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "3Q1B2/6pk/p3r2p/1p1p3r/4bP2/2P3P1/P4R2/4R1K1 b - - 0 34", + "PGN": "1. e4 e6 2. d4 c6 3. Nc3 a6 4. Nf3 h6 5. Bd3 Bb4 6. O-O Bxc3 7. bxc3 d5 8. c4 Ne7 9. e5 O-O 10. c3 dxc4 11. Bxc4 Nd7 12. Re1 b5 13. Bb3 Nb6 14. Nd2 Ned5 15. Bb2 f5 16. exf6 Qxf6 17. Ne4 Qh4 18. g3 Qh3 19. Qd3 Nf6 20. Nxf6+ Rxf6 21. Re2 Nd5 22. Qe4 Bd7 23. Rae1 Re8 24. Bxd5 cxd5 25. Qe3 Rf5 26. Ba3 Rh5 27. f4 e5 28. dxe5 Bg4 29. Rf2 Bf5 30. e6 Be4 31. Qb6 Rxe6 32. Qd8+ Kh7 33. Bf8 Qxg3+ 34. hxg3 *", + "Moves": "h5h1", + "MovesSAN": "Rh1#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2r2r2/1p3RQp/p3k3/3p4/8/2PK2P1/q7/8 w - - 0 27", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd8 4. d4 c6 5. Nf3 Bg4 6. Be2 Bxf3 7. Bxf3 e6 8. Bf4 Bd6 9. Bg3 Bxg3 10. hxg3 Nf6 11. Qd2 Nd5 12. Nxd5 cxd5 13. Qb4 Qd7 14. Be2 Nc6 15. Qa4 a6 16. Qb3 Nxd4 17. Qc3 Nxe2 18. Kxe2 Rc8 19. Qxg7 Rf8 20. c3 Qb5+ 21. Kd2 Qxb2+ 22. Kd3 Qxf2 23. Rhf1 Qxg2 24. Rae1 Qxa2 25. Rxe6+ Kd7 26. Rxf7+ Kxe6 *", + "Moves": "g7f6", + "MovesSAN": "Qf6#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "6rk/p6p/1rp1P2n/2Rp1p2/P2P1N2/2Q1PBp1/7q/4RK2 b - - 2 30", + "PGN": "1. d4 d5 2. c4 e6 3. Nf3 f5 4. g3 c6 5. Bg2 Nf6 6. O-O Bd6 7. Nc3 O-O 8. Bf4 Bxf4 9. gxf4 Kh8 10. e3 Qe8 11. Rc1 Nbd7 12. Ne5 Nxe5 13. fxe5 Ng4 14. h3 Nh6 15. b4 g5 16. b5 Bd7 17. a4 g4 18. cxd5 exd5 19. Ne2 Rg8 20. h4 Qh5 21. bxc6 bxc6 22. Nf4 Qxh4 23. e6 Be8 24. Re1 g3 25. f3 Rb8 26. Qd2 Rb6 27. Rc5 Bh5 28. Qc3 Bxf3 29. Bxf3 Qh2+ 30. Kf1 *", + "Moves": "h2f2", + "MovesSAN": "Qf2#", + "Themes": "master masterVsMaster mate mateIn1 middlegame oneMove" + }, + { + "FEN": "5b2/2Q1n1qk/3N3p/3Pp3/4Pn2/4BN2/6PP/6K1 b - - 0 33", + "PGN": "1. Nf3 d6 2. d4 Nd7 3. e4 g6 4. c4 h6 5. Nc3 Bg7 6. d5 e6 7. Qc2 e5 8. Be2 Ne7 9. O-O a5 10. Be3 b6 11. Ne1 O-O 12. f3 f5 13. Nd3 Nf6 14. a3 g5 15. b4 f4 16. Bf2 g4 17. c5 axb4 18. axb4 Rxa1 19. Rxa1 bxc5 20. bxc5 Qe8 21. cxd6 cxd6 22. Ra8 Qg6 23. Nb5 Nh5 24. fxg4 Bxg4 25. Rxf8+ Bxf8 26. Bxg4 Qxg4 27. Ne1 Qg6 28. Nf3 Kh7 29. Nh4 Qf6 30. Qc7 f3 31. Nxf3 Nf4 32. Be3 Qg7 33. Nxd6 *", + "Moves": "g7g2", + "MovesSAN": "Qxg2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "5k2/1R6/5K2/8/r6P/5p2/8/8 w - - 0 51", + "PGN": "1. e4 c5 2. Nc3 g6 3. f4 Bg7 4. Nf3 Nc6 5. Bb5 Nd4 6. O-O a6 7. Bc4 e6 8. d3 Ne7 9. e5 d5 10. exd6 Qxd6 11. Ne4 Qc7 12. c3 Ndf5 13. Qe1 h5 14. Nfg5 O-O 15. Qe2 Nd6 16. Nxd6 Qxd6 17. Be3 b6 18. g4 hxg4 19. Qxg4 Nf5 20. Qh3 Bh6 21. d4 Kg7 22. dxc5 bxc5 23. Rad1 Qc6 24. Be2 Rb8 25. b3 Bxg5 26. fxg5 Rh8 27. Qf3 Qxf3 28. Rxf3 Bb7 29. Rxf5 exf5 30. Bxc5 Rhe8 31. Bd4+ Kg8 32. Rd3 Rbd8 33. Bf1 Re4 34. Rh3 Rdxd4 35. cxd4 Rxd4 36. Kf2 Rd2+ 37. Be2 Rxa2 38. Re3 Bc6 39. Re7 Bb5 40. Kf3 Bxe2+ 41. Rxe2 Ra3 42. Rb2 a5 43. Kf4 Kg7 44. h4 f6 45. Rb1 fxg5+ 46. Kxg5 a4 47. bxa4 Rxa4 48. Rb7+ Kf8 49. Kxg6 f4 50. Kf6 f3 *", + "Moves": "b7b8", + "MovesSAN": "Rb8#", + "Themes": "endgame mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "3r2k1/1b3ppp/pr6/2N2q2/P3p3/1B6/1P3PPP/3RR1K1 w - - 0 33", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nc6 5. Bc4 e5 6. Nf3 Nf6 7. Nc3 Be7 8. O-O O-O 9. Re1 a6 10. Nd5 Nxd5 11. exd5 Na7 12. Qd3 b5 13. Bb3 Bb7 14. c4 bxc4 15. Qxc4 Rc8 16. Qg4 Nb5 17. Bh6 Bf6 18. a4 Nc7 19. Bg5 Nxd5 20. Bxf6 Nxf6 21. Qh3 Qb6 22. Nd2 Rcd8 23. Nc4 Qc5 24. Rad1 d5 25. Nxe5 Ne4 26. Qe3 Qd6 27. Nf3 Rfe8 28. Qd4 Qg6 29. Ne5 Qf5 30. Nd3 Re6 31. Nc5 Rb6 32. Qxe4 dxe4 *", + "Moves": "d1d8", + "MovesSAN": "Rxd8#", + "Themes": "hangingPiece mate mateIn1 middlegame oneMove" + }, + { + "FEN": "6k1/1pR2rp1/3PQ2p/4nr2/4N3/P4RPP/1P3P1K/5q2 b - - 0 35", + "PGN": "1. e4 Nc6 2. Nf3 e6 3. d4 Nf6 4. e5 Nd5 5. c4 Bb4+ 6. Bd2 Nde7 7. Bxb4 Nxb4 8. Qd2 a5 9. Nc3 d6 10. a3 Nbc6 11. exd6 cxd6 12. d5 exd5 13. cxd5 Ne5 14. Nxe5 dxe5 15. Bb5+ Bd7 16. Bxd7+ Qxd7 17. O-O O-O 18. Rfe1 Ng6 19. Rad1 f5 20. d6 e4 21. Qd5+ Kh8 22. g3 Rae8 23. Qb5 Rd8 24. Qxa5 f4 25. Nxe4 f3 26. Qh5 h6 27. Re3 Ne5 28. Rc1 Rf5 29. Qh4 Kg8 30. h3 Rdf8 31. Rc7 Qa4 32. Qe7 R8f7 33. Qe6 Qd1+ 34. Kh2 Qf1 35. Rxf3 *", + "Moves": "e5f3", + "MovesSAN": "Nxf3#", + "Themes": "hangingPiece mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3r2kr/pp1Q2p1/1q3pP1/2bp4/3NpP2/2P5/PPKN2PP/4R3 w - - 3 24", + "PGN": "1. d4 d5 2. Bf4 Nf6 3. e3 Bf5 4. Nf3 e6 5. Bd3 Bg6 6. Nbd2 Nbd7 7. Bxg6 hxg6 8. Qe2 c5 9. c3 Nh5 10. Be5 f6 11. Bf4 Nxf4 12. exf4 Kf7 13. O-O-O cxd4 14. Nxd4 Qb6 15. Rhe1 Re8 16. f5 e5 17. fxg6+ Kg8 18. Qg4 Nc5 19. f4 Nd3+ 20. Kc2 e4 21. Rb1 Nxe1+ 22. Rxe1 Bc5 23. Qd7 Rd8 *", + "Moves": "d7f7", + "MovesSAN": "Qf7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r6k/ppp3qp/4b3/3P4/1b2p1Q1/1P2Pr2/P4P1P/R2K2R1 w - - 0 23", + "PGN": "1. d4 e6 2. c4 d6 3. Nc3 Ne7 4. b3 Ng6 5. Bb2 Be7 6. e3 Nd7 7. Bd3 f5 8. Qh5 O-O 9. Nf3 Nf6 10. Qh3 e5 11. dxe5 f4 12. Bf5 dxe5 13. Be6+ Kh8 14. Nd5 e4 15. Ne5 Nxe5 16. Bxe5 Nxd5 17. cxd5 f3 18. gxf3 Rxf3 19. Qg4 Qf8 20. Rg1 Bb4+ 21. Kd1 Bxe6 22. Bxg7+ Qxg7 *", + "Moves": "g4g7", + "MovesSAN": "Qxg7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "4knQ1/p2qr3/5p1B/6p1/3r4/1B6/P5PK/8 w - - 3 51", + "PGN": "1. d4 Nf6 2. Nf3 d5 3. c4 e6 4. Nc3 dxc4 5. e4 Bb4 6. Bxc4 Nxe4 7. O-O Nxc3 8. bxc3 Be7 9. Qd3 O-O 10. Bb3 c5 11. Bc2 g6 12. Bh6 Re8 13. Rae1 Nd7 14. h4 Bxh4 15. Nxh4 Qxh4 16. Qd2 cxd4 17. cxd4 Qh5 18. Bg5 f6 19. Bf4 Nf8 20. Bb3 Bd7 21. Re3 Bc6 22. Rh3 Qf5 23. Re1 Rad8 24. Bc2 Qd5 25. Rg3 Qxd4 26. Qc1 Qd7 27. Qb2 e5 28. Be3 b6 29. Bb3+ Bd5 30. Rd1 Qf7 31. Rxd5 Rxd5 32. Qc2 Red8 33. Kh2 Ne6 34. Qe4 R5d6 35. Rf3 Kg7 36. Rh3 Qe7 37. Bh6+ Kg8 38. Rg3 b5 39. f4 Rd4 40. Qc6 R4d6 41. Qxb5 exf4 42. Bxf4 Qd7 43. Qc4 Kf8 44. Bh6+ Kf7 45. Re3 Re8 46. Re4 g5 47. Qc2 Re7 48. Rd4 Rxd4 49. Qxh7+ Ke8 50. Qg8+ Nf8 *", + "Moves": "g8f8", + "MovesSAN": "Qxf8#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2kr3r/p1p1bp2/1p2q2p/4p1p1/4Q3/2N3P1/PPP3PP/3R1RK1 w - - 0 18", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 4. d4 exd4 5. Nxd4 Bd7 6. O-O Nxd4 7. Bxd7+ Qxd7 8. Qxd4 Nf6 9. Nc3 b6 10. Bg5 Be7 11. Qe3 O-O-O 12. Rad1 h6 13. Bh4 g5 14. Bg3 Nh5 15. e5 Nxg3 16. fxg3 Qe6 17. Qe4 dxe5 *", + "Moves": "e4a8", + "MovesSAN": "Qa8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "n5kr/p1q2ppb/7p/7P/8/B1P3P1/P4P2/R3R1K1 w - - 0 22", + "PGN": "1. Nf3 d5 2. g3 Bf5 3. Bg2 c6 4. O-O Nd7 5. c4 e6 6. cxd5 exd5 7. d3 Be7 8. Nc3 Ngf6 9. e4 dxe4 10. dxe4 Nxe4 11. Nd4 Nxc3 12. bxc3 Bg6 13. h4 h6 14. h5 Bh7 15. Bxc6 bxc6 16. Nxc6 Qc7 17. Nxe7 Kxe7 18. Re1+ Kf8 19. Ba3+ Kg8 20. Qd5 Nb6 21. Qxa8+ Nxa8 *", + "Moves": "e1e8", + "MovesSAN": "Re8#", + "Themes": "backRankMate master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "rnR1r1k1/pp3pp1/8/3p2q1/3P4/3B4/PP3PPP/5RK1 w - - 2 26", + "PGN": "1. c4 e5 2. Nc3 Bb4 3. Nd5 Bc5 4. e3 c6 5. Nc3 Nf6 6. Nf3 d6 7. d4 exd4 8. exd4 Bb4 9. Qe2+ Be6 10. Bd2 Bxc3 11. Bxc3 O-O 12. Qd3 Bg4 13. Be2 Re8 14. O-O Ne4 15. Rac1 Bxf3 16. Bxf3 Ng5 17. Bd1 d5 18. Bc2 Re4 19. Qg3 Re2 20. Bd3 Re6 21. Bd2 h6 22. cxd5 cxd5 23. Bxg5 hxg5 24. Qxg5 Qxg5 25. Rc8+ Re8 *", + "Moves": "c8e8", + "MovesSAN": "Rxe8#", + "Themes": "hangingPiece kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "7k/7P/8/8/p2qB3/5K2/6R1/8 w - - 2 54", + "PGN": "1. b4 e5 2. Bb2 e4 3. b5 d5 4. f3 Qh4+ 5. g3 Qe7 6. e3 Nf6 7. Bg2 Bf5 8. Ne2 c6 9. Nd4 Bg6 10. bxc6 bxc6 11. a4 c5 12. Nb5 a6 13. Bxf6 gxf6 14. N5c3 Qd7 15. O-O Bd6 16. Nxd5 Qe6 17. Nbc3 Nc6 18. f4 Nb4 19. Nxb4 cxb4 20. Ne2 O-O 21. Nd4 Qd7 22. f5 Bxf5 23. Nxf5 Kh8 24. Qh5 Be5 25. Rab1 Rg8 26. Rxb4 Rg5 27. Qh3 Qxd2 28. Rxe4 Qxc2 29. Rxe5 fxe5 30. Bxa8 e4 31. Qxh7+ Kxh7 32. Nd4 Qd3 33. Rxf7+ Kg6 34. Rf2 Qxe3 35. Ne6 Kh6 36. Nxg5 Kxg5 37. Kg2 Qd4 38. Bc6 e3 39. Re2 Qc3 40. h4+ Kh6 41. Bf3 Qc4 42. Rxe3 Qxa4 43. g4 Qc2+ 44. Re2 Qc3 45. g5+ Kg6 46. Be4+ Kg7 47. h5 a5 48. h6+ Kh8 49. g6 Qd4 50. g7+ Kg8 51. h7+ Kxg7 52. Kf3 a4 53. Rg2+ Kh8 *", + "Moves": "g2g8", + "MovesSAN": "Rg8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "Q7/6k1/1Q3pp1/7p/4pK1P/6P1/5P2/7q b - - 1 45", + "PGN": "1. d4 g6 2. c4 Bg7 3. Nc3 Nf6 4. e4 d6 5. Nf3 O-O 6. Be2 c5 7. O-O cxd4 8. Nxd4 Nc6 9. Be3 a6 10. Rc1 Nxd4 11. Bxd4 Bd7 12. b3 Bc6 13. Nd5 Nxe4 14. Bxg7 Kxg7 15. Qd4+ Nf6 16. Nxf6 exf6 17. Rfd1 Re8 18. Bf1 Re6 19. b4 Ba4 20. Re1 Qe7 21. Rxe6 fxe6 22. b5 e5 23. Qd5 Rc8 24. bxa6 bxa6 25. Rb1 Bc6 26. Qa5 Bb7 27. Qb6 Rc7 28. Rd1 Rc6 29. Qa7 Qc7 30. c5 Rxc5 31. Bxa6 Bxa6 32. Qxa6 d5 33. h4 d4 34. a4 Rc1 35. Rxc1 Qxc1+ 36. Kh2 Qc7 37. g3 e4 38. a5 d3 39. Qb6 Qd7 40. a6 d2 41. a7 d1=Q 42. a8=Q Qh3+ 43. Kxh3 Qh1+ 44. Kg4 h5+ 45. Kf4 *", + "Moves": "h1f3", + "MovesSAN": "Qf3#", + "Themes": "endgame mate mateIn1 oneMove queenEndgame" + }, + { + "FEN": "3Q4/5B1p/6n1/2p4k/4p3/p3q1PK/8/8 w - - 0 67", + "PGN": "1. d4 Nf6 2. c4 g6 3. g3 d5 4. Bg2 dxc4 5. Qa4+ Nbd7 6. Nf3 c6 7. Qxc4 Nb6 8. Qc2 Bf5 9. Qd1 Bg7 10. Nc3 O-O 11. O-O Re8 12. Re1 Ne4 13. e3 Qd6 14. Nh4 Nxc3 15. bxc3 Be6 16. a4 Bc4 17. Ba3 Qc7 18. a5 Nd7 19. Qa4 Bb5 20. Qb4 e5 21. c4 Ba6 22. d5 c5 23. Qb3 e4 24. Rab1 Qxa5 25. Rec1 f5 26. Bb2 Bxb2 27. Qxb2 Ne5 28. Bf1 Qa4 29. Ra1 Qd7 30. Ng2 Qg7 31. Qa3 Qe7 32. Nf4 Kf7 33. Ne6 Rac8 34. Be2 Rg8 35. Qc3 Qd6 36. Ra5 g5 37. Rxc5 g4 38. Rxc8 Rxc8 39. c5 Qxd5 40. Bxa6 Kxe6 41. Be2 b6 42. Qd4 Rxc5 43. Rxc5 bxc5 44. Qa4 Qb7 45. Qe8+ Qe7 46. Qc8+ Kf6 47. Qh8+ Kg6 48. Qg8+ Kh6 49. Qd5 Kg5 50. Qg8+ Kf6 51. Qh8+ Kg6 52. Qg8+ Kh6 53. Qd5 a5 54. Qa8 Qc7 55. Qf8+ Kg5 56. Qg8+ Ng6 57. Bc4 a4 58. Kg2 a3 59. h4+ gxh3+ 60. Kxh3 Qd7 61. Bd5 f4+ 62. Kh2 fxg3+ 63. fxg3 Qg4 64. Qd8+ Kh5 65. Bf7 Qe2+ 66. Kh3 Qxe3 *", + "Moves": "d8h4", + "MovesSAN": "Qh4#", + "Themes": "endgame mate mateIn1 oneMove pin" + }, + { + "FEN": "6k1/6p1/p3r3/1p1p2Qp/2pP2P1/P1P2PqP/1P4R1/6K1 b - - 2 42", + "PGN": "1. d4 e6 2. Bf4 d5 3. Nf3 c5 4. e3 Nc6 5. c3 a6 6. Nbd2 Nf6 7. h3 Be7 8. Bd3 c4 9. Bc2 b5 10. a3 O-O 11. O-O Nh5 12. Bh2 Bb7 13. Ne5 Nxe5 14. Qxh5 Ng6 15. Bxg6 fxg6 16. Qd1 Bd6 17. Bxd6 Qxd6 18. Nf3 Rf6 19. Ne5 Raf8 20. Qg4 Bc8 21. Rae1 Qc7 22. e4 Rf4 23. Qg5 Qd6 24. exd5 R4f5 25. Qe3 exd5 26. Qg3 R5f6 27. Ng4 Bxg4 28. Qxg4 Qc6 29. Re7 h5 30. Qe2 Qd6 31. Re8 Kh7 32. Rxf8 Rxf8 33. f3 Rf6 34. Qe3 Re6 35. Qg5 Re2 36. Rf2 Re1+ 37. Rf1 Re2 38. Rf2 Re6 39. Qh4 Kg8 40. g4 g5 41. Qxg5 Qg3+ 42. Rg2 *", + "Moves": "e6e1", + "MovesSAN": "Re1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "6R1/8/4p2p/3b2pk/8/2r2P1K/6P1/8 w - - 9 45", + "PGN": "1. d4 Nf6 2. Bf4 Nh5 3. Bg5 h6 4. Bh4 g5 5. Bg3 Nxg3 6. hxg3 Bg7 7. Nf3 b6 8. Nbd2 Bb7 9. c3 d6 10. e3 Nd7 11. Qc2 e6 12. Bd3 Qe7 13. e4 O-O-O 14. a4 c5 15. a5 Kb8 16. axb6 Nxb6 17. Nc4 Qc7 18. Nxb6 Qxb6 19. O-O cxd4 20. cxd4 Bxd4 21. Nxd4 Qxd4 22. Rfd1 Rc8 23. Qb3 Qb6 24. Qa3 Rc6 25. b4 Rhc8 26. b5 Rc3 27. Qb4 d5 28. exd5 Bxd5 29. Ra6 Qc5 30. Qb1 f5 31. b6 axb6 32. Rxb6+ Kc7 33. Ba6 Qxb6 34. Bxc8 Qxb1 35. Rxb1 Kxc8 36. f3 Kd7 37. Kh2 Kd6 38. Rb4 Ke5 39. g4 fxg4 40. Rxg4 Kf5 41. Rb4 Rc2 42. Kh3 Kg6 43. Rb8 Kh5 44. Rg8 Rc3 *", + "Moves": "g2g4", + "MovesSAN": "g4#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r2q1r2/ppp3pk/2n5/6p1/1bB3Q1/2N1P1P1/PPP2PP1/R3K3 w Q - 0 15", + "PGN": "1. d4 e5 2. dxe5 d5 3. exd6 Bxd6 4. Nf3 Ne7 5. Bg5 O-O 6. e3 f6 7. Bh4 Bg4 8. Bc4+ Kh8 9. Nc3 Nf5 10. Bg3 Nxg3 11. hxg3 Nc6 12. Ng5 fxg5 13. Qxg4 Bb4 14. Rxh7+ Kxh7 *", + "Moves": "g4h5", + "MovesSAN": "Qh5#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r2q1r1k/pbp2Pp1/1p1p4/4n2p/4P3/1B4b1/PPP2PP1/RN1QR1K1 w - - 1 16", + "PGN": "1. e4 Nc6 2. Nf3 b6 3. Bc4 Bb7 4. O-O e6 5. d3 Nge7 6. Re1 d6 7. Bf4 Ng6 8. Bg3 Be7 9. h4 h5 10. d4 O-O 11. d5 Nce5 12. Nxe5 Nxe5 13. Bb3 Bxh4 14. dxe6 Bxg3 15. exf7+ Kh8 *", + "Moves": "d1h5", + "MovesSAN": "Qxh5#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1b3k1/ppp3pp/8/4N3/5P2/2P3Q1/q1P3PP/2KR4 w - - 2 24", + "PGN": "1. e4 e5 2. f4 d5 3. exd5 e4 4. Nc3 Nf6 5. Bc4 Bc5 6. Qe2 O-O 7. d3 exd3 8. Qxd3 Bxg1 9. Rxg1 Ng4 10. Ne2 Re8 11. Bd2 Nd7 12. O-O-O Nf2 13. Qg3 Nxd1 14. Rxd1 Nb6 15. Bd3 f5 16. Bc3 Re7 17. Nd4 Rf7 18. Bxf5 Na4 19. Be6 Nxc3 20. Bxf7+ Kxf7 21. bxc3 Qxd5 22. Nf3 Qxa2 23. Ne5+ Kg8 *", + "Moves": "d1d8", + "MovesSAN": "Rd8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "2r5/pbqn1Q2/1p3npk/2p5/2PP4/2PB4/P4PPP/R5K1 w - - 0 22", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nf3 Qd8 4. d4 Nf6 5. c4 e6 6. Nc3 Be7 7. Bf4 c6 8. Bd3 Nbd7 9. O-O b6 10. Re1 Bb7 11. Ne5 Rc8 12. Qf3 O-O 13. Qh3 g6 14. Bh6 Re8 15. Nxf7 Qc7 16. Ng5 Bb4 17. Rxe6 Bxc3 18. bxc3 c5 19. Nxh7 Rxe6 20. Qxe6+ Kxh7 21. Qf7+ Kxh6 *", + "Moves": "f7g6", + "MovesSAN": "Qxg6#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "7r/pk1r2p1/1p4p1/1KpP1pP1/P1P1p2P/4P1P1/8/1R5R b - - 2 36", + "PGN": "1. d4 d5 2. Bf4 Nc6 3. Nf3 Bg4 4. Nbd2 e6 5. e3 Nf6 6. h3 Bh5 7. g4 Bg6 8. Nh4 Ne4 9. Nxg6 hxg6 10. Nxe4 dxe4 11. Bg2 f5 12. c3 Qd7 13. Qb3 O-O-O 14. O-O-O Na5 15. Qc2 Nc4 16. Kb1 Qb5 17. Bf1 Qc6 18. Bxc4 Qxc4 19. b3 Qb5 20. c4 Qa6 21. g5 Ba3 22. h4 c5 23. Be5 Rh7 24. d5 exd5 25. cxd5 Rdh8 26. Bg3 Rd8 27. Qc4 Qxc4 28. bxc4 Rhh8 29. Kc2 Rd7 30. Kb3 Bb4 31. a3 Ba5 32. Ka4 Bc7 33. Kb5 Bxg3 34. fxg3 b6 35. a4 Kb7 36. Rb1 *", + "Moves": "a7a6", + "MovesSAN": "a6#", + "Themes": "endgame mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "r3k2r/1b3pbp/pn1p2p1/1pp1p1BP/3nP1q1/2NP2N1/PPP2QB1/R4RK1 w kq - 0 19", + "PGN": "1. e4 c5 2. Ne2 d6 3. d3 e5 4. Nbc3 Nc6 5. g3 Nge7 6. h3 g6 7. Bg2 Bg7 8. O-O a6 9. f4 b5 10. g4 Bb7 11. f5 Nc8 12. f6 Bxf6 13. Ng3 Qe7 14. Qf3 Bg7 15. h4 Nd4 16. Qf2 Nb6 17. Bg5 Qd7 18. h5 Qxg4 *", + "Moves": "f2f7", + "MovesSAN": "Qxf7#", + "Themes": "attackingF2F7 mate mateIn1 middlegame oneMove" + }, + { + "FEN": "5r1k/8/3p1n1p/4pP2/1p5P/pPq2P2/P1P3Q1/1K4R1 w - - 0 37", + "PGN": "1. e4 c5 2. Nf3 d6 3. Nc3 Nf6 4. d4 cxd4 5. Nxd4 a6 6. h3 e5 7. Nde2 b5 8. Be3 Bb7 9. f3 Be7 10. Qd2 O-O 11. O-O-O Nbd7 12. Nd5 Nxd5 13. exd5 Rc8 14. Kb1 a5 15. Ng3 b4 16. Nf5 Re8 17. Bb5 g6 18. Nh6+ Kg7 19. g4 Rf8 20. Nf5+ gxf5 21. Bh6+ Kg8 22. Bxf8 Bxf8 23. gxf5 Nf6 24. Rhg1+ Kh8 25. Qg5 h6 26. Qg2 Rc5 27. Bc6 Bxc6 28. dxc6 Rxc6 29. Rd5 a4 30. b3 a3 31. Rb5 Rb6 32. Ra5 Rb8 33. Ra7 Qe8 34. h4 Qc6 35. Rxf7 Qc3 36. Rxf8+ Rxf8 *", + "Moves": "g2g7", + "MovesSAN": "Qg7#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "1r4k1/5p2/p1p1b1p1/2Np2q1/6P1/1PnB3P/P1P2Q2/4KR2 b - - 11 33", + "PGN": "1. e4 c5 2. Nc3 e6 3. d4 cxd4 4. Qxd4 Nc6 5. Qd2 Nge7 6. b3 g6 7. Bb2 Bg7 8. Nge2 O-O 9. f4 d5 10. O-O-O Qc7 11. exd5 exd5 12. Nb5 Qb6 13. Bxg7 Kxg7 14. Nec3 a6 15. Na4 Qd8 16. Nd4 Nf5 17. Nxc6 bxc6 18. g4 Nd6 19. Qd4+ Kg8 20. h3 Re8 21. Bd3 Bd7 22. Rhe1 Nb5 23. Rxe8+ Bxe8 24. Qc5 Rb8 25. Re1 Qf6 26. f5 Bd7 27. fxg6 hxg6 28. Rf1 Qa1+ 29. Kd2 Qe5 30. Qf2 Qg5+ 31. Kd1 Be6 32. Nc5 Nc3+ 33. Ke1 *", + "Moves": "g5c1", + "MovesSAN": "Qc1#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3r1rk1/p1p2ppp/4p3/4P1q1/3p4/2PQbBP1/PP4K1/R6R w - - 0 25", + "PGN": "1. d4 d5 2. Nf3 Bg4 3. g3 Nf6 4. Bg2 e6 5. O-O Ne4 6. Re1 Qf6 7. Bf4 Bd6 8. Ne5 Nc6 9. f3 Nxg3 10. hxg3 Bf5 11. e4 dxe4 12. fxe4 Bg6 13. Nxc6 Bxf4 14. Rf1 Be3+ 15. Kh1 Qg5 16. Kh2 bxc6 17. Nd2 Bh5 18. Nf3 Bxf3 19. Bxf3 Qh6+ 20. Kg2 Rd8 21. e5 O-O 22. c3 c5 23. Rh1 Qg5 24. Qd3 cxd4 *", + "Moves": "d3h7", + "MovesSAN": "Qxh7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "5r2/ppkb3Q/3p4/8/3NB3/4q3/PP4PP/R3N2K b - - 0 27", + "PGN": "1. d4 d5 2. Nf3 Nc6 3. Bf4 f5 4. e3 Nf6 5. Bd3 e6 6. c3 Bd7 7. O-O Bd6 8. Bxd6 cxd6 9. Nbd2 e5 10. Bc2 e4 11. Ne1 Ng4 12. f3 Nh6 13. fxe4 fxe4 14. Qh5+ Ke7 15. Qg5+ Ke8 16. Qxg7 Rg8 17. Qxh6 Qe7 18. Qh5+ Kd8 19. Rf7 Qe6 20. Qxh7 Kc7 21. c4 Raf8 22. Rxf8 Rxf8 23. cxd5 Qxd5 24. Bxe4 Qg5 25. Ndf3 Qxe3+ 26. Kh1 Nxd4 27. Nxd4 *", + "Moves": "f8f1", + "MovesSAN": "Rf1#", + "Themes": "backRankMate mate mateIn1 middlegame oneMove" + }, + { + "FEN": "6kr/pp2R2p/3P1bpB/5bN1/2q5/8/PP3PP1/7K w - - 0 26", + "PGN": "1. d4 Nf6 2. c4 c5 3. e3 cxd4 4. exd4 d5 5. Nc3 Nc6 6. Nf3 g6 7. cxd5 Nxd5 8. Bc4 Nb6 9. Bb3 Bg7 10. d5 Ne5 11. Nxe5 Bxe5 12. Bh6 Bf5 13. O-O Rc8 14. Rc1 Bd7 15. Re1 Qc7 16. Ne4 Bxh2+ 17. Kh1 Qb8 18. d6 Be5 19. Bxf7+ Kxf7 20. Qf3+ Bf6 21. Ng5+ Kg8 22. Rxc8+ Qxc8 23. Rxe7 Bf5 24. Qb3+ Nc4 25. Qxc4+ Qxc4 *", + "Moves": "e7e8", + "MovesSAN": "Re8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/2R5/p2P4/2P5/3r4/6k1/PP6/6K1 b - - 0 41", + "PGN": "1. d4 d5 2. Nf3 Bg4 3. Nbd2 Bxf3 4. Nxf3 e6 5. Ne5 a6 6. c4 Nf6 7. c5 Be7 8. Bg5 O-O 9. e3 Ne4 10. Bxe7 Qxe7 11. Bd3 Qh4 12. O-O Nc6 13. Bxe4 dxe4 14. f4 Nxe5 15. fxe5 f5 16. exf6 Rxf6 17. Rxf6 Qxf6 18. Qb3 Rf8 19. h3 Qf2+ 20. Kh1 Rf6 21. Rg1 Qg3 22. Qxb7 Rh6 23. Qc8+ Kf7 24. Qd7+ Kg6 25. Qxe6+ Kh5 26. Qf5+ g5 27. Qxe4 g4 28. Qf5+ Kh4 29. Rf1 Rg6 30. Rf4 Qe1+ 31. Rf1 Qxe3 32. Qf2+ Qxf2 33. Rxf2 gxh3 34. gxh3 Kxh3 35. Rh2+ Kg3 36. Rxh7 Rf6 37. Rg7+ Kh3 38. Kg1 Rf4 39. d5 Rd4 40. Rxc7 Kg3 41. d6 *", + "Moves": "d4d1", + "MovesSAN": "Rd1#", + "Themes": "endgame mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "1k1rQ1nr/ppp3pp/4Bp2/q3p3/1b6/2NP1N1P/PP1B1PP1/n3R1K1 w - - 4 17", + "PGN": "1. e4 e5 2. Nf3 d5 3. exd5 Qxd5 4. Nc3 Qa5 5. Bc4 Bg4 6. h3 Bh5 7. Qe2 Nc6 8. O-O O-O-O 9. Re1 f6 10. d3 Bb4 11. Bd2 Nd4 12. Qe4 Nxc2 13. Qf5+ Rd7 14. Qxh5 Nxa1 15. Qe8+ Rd8 16. Be6+ Kb8 *", + "Moves": "e8d8", + "MovesSAN": "Qxd8#", + "Themes": "hangingPiece mate mateIn1 middlegame oneMove queensideAttack" + }, + { + "FEN": "1Q6/1b1q2kp/p5p1/K2p4/1P1P4/7P/6r1/R4R2 b - - 8 37", + "PGN": "1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Nf3 Bg7 5. Bg5 c6 6. Bd3 b5 7. a4 Bb7 8. axb5 O-O 9. bxc6 Nxc6 10. d5 Nb4 11. Bc4 Qc7 12. Qe2 Rfc8 13. Bd3 Ng4 14. Nb5 Qc5 15. c3 Nxd3+ 16. Qxd3 a6 17. Nbd4 e5 18. dxe6 fxe6 19. h3 Nxf2 20. Kxf2 e5 21. Be3 exd4 22. Bxd4 Bxd4+ 23. Nxd4 Rf8+ 24. Ke2 Rae8 25. b4 Qh5+ 26. Kd2 Rf2+ 27. Ke3 Rxg2 28. Qc4+ d5 29. Qc7 Rxe4+ 30. Kd3 Rg3+ 31. Kc2 Rg2+ 32. Kb3 Rxd4 33. cxd4 Qf3+ 34. Ka4 Qf7 35. Qb8+ Kg7 36. Rhf1 Qd7+ 37. Ka5 *", + "Moves": "d7b5", + "MovesSAN": "Qb5#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "5rk1/2pq3p/2bnp1pB/1p6/pP1P4/2P5/P5PP/4RRK1 w - - 0 31", + "PGN": "1. e4 g6 2. Nf3 Bg7 3. Bc4 d6 4. d3 Nf6 5. c3 O-O 6. O-O Nc6 7. Ng5 Na5 8. Bxf7+ Rxf7 9. Nxf7 Kxf7 10. b4 Nc6 11. Bb2 Be6 12. d4 Bd7 13. Qb3+ e6 14. Nd2 b5 15. f4 a5 16. e5 dxe5 17. fxe5 a4 18. Qc2 Kg8 19. exf6 Bxf6 20. Ne4 Bg7 21. Qf2 Be8 22. Nc5 Qd6 23. Rae1 Nd8 24. Qf3 Rb8 25. Bc1 Bc6 26. Ne4 Qd7 27. Nf6+ Bxf6 28. Qxf6 Nb7 29. Bh6 Nd6 30. Qf8+ Rxf8 *", + "Moves": "f1f8", + "MovesSAN": "Rxf8#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/6k1/6P1/p2pPB2/qn1p1N2/3P4/1P4Q1/1K6 b - - 1 44", + "PGN": "1. e4 c5 2. f4 Nc6 3. Nc3 g6 4. Nf3 Bg7 5. d3 d6 6. Be3 e6 7. Qd2 Nge7 8. O-O-O Nd4 9. Bxd4 cxd4 10. Ne2 Nc6 11. g4 d5 12. e5 O-O 13. h4 f6 14. exf6 Qxf6 15. h5 Bd7 16. hxg6 hxg6 17. Bh3 Rac8 18. Kb1 a5 19. g5 Qe7 20. Nh4 Qf7 21. Rdf1 Nb4 22. Rc1 b5 23. a3 Nc6 24. Nf3 b4 25. a4 b3 26. cxb3 Nb4 27. Ka1 Qe8 28. Rxc8 Qxc8 29. Rc1 Qe8 30. Rc5 Qd8 31. Nh4 Qb6 32. Rc1 Rc8 33. Rxc8+ Bxc8 34. Nxg6 Qc5 35. Ne5 Bxe5 36. fxe5 Nc2+ 37. Ka2 Nb4+ 38. Kb1 Bd7 39. Nf4 Kf7 40. g6+ Kg7 41. Bxe6 Bxa4 42. bxa4 Qc6 43. Bf5 Qxa4 44. Qg2 *", + "Moves": "a4d1", + "MovesSAN": "Qd1#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "r1b1kb1r/pp1ppppp/2p5/q2P1P2/1nP2B2/N7/PP2PP1P/R2QKBNR b KQkq - 0 9", + "PGN": "1. d4 Nf6 2. Bf4 Nd5 3. Bg3 Nc6 4. c4 Ndb4 5. d5 Nd4 6. Na3 Nf5 7. Bf4 c6 8. g4 Qa5 9. gxf5 *", + "Moves": "b4d3", + "MovesSAN": "Nd3#", + "Themes": "doubleCheck mate mateIn1 oneMove opening" + }, + { + "FEN": "r3k1nr/p4p1p/b1p1p1p1/1qPpP3/6Q1/P1P2N2/2PB1PPP/R3K2R b KQkq - 2 12", + "PGN": "1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Nc6 7. Qg4 g6 8. Bb5 Qa5 9. Bxc6+ bxc6 10. Bd2 Qb5 11. dxc5 Ba6 12. Nf3 *", + "Moves": "b5e2", + "MovesSAN": "Qe2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/8/5pk1/3R3p/3n3K/6PP/8/8 b - - 3 51", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 Bg7 6. Be3 Qb6 7. Nb5 Qa5+ 8. N1c3 a6 9. Nd4 Qb6 10. Nxc6 Qxc6 11. Be2 Bxc3+ 12. bxc3 Qxe4 13. O-O Nf6 14. Bf3 Qxc4 15. Bd4 O-O 16. Qd2 d6 17. Qh6 Qe6 18. Rfe1 Qf5 19. Rxe7 Be6 20. Rxb7 Rac8 21. Re1 Rc4 22. h3 Rxd4 23. cxd4 Bxa2 24. Ree7 Bd5 25. Bxd5 Qxd5 26. Qe3 a5 27. Ra7 Kg7 28. Qe6 Qxe6 29. Rxe6 a4 30. Rxd6 Rb8 31. Rxa4 Rb2 32. d5 Rd2 33. Rd8 Rxd5 34. Rxd5 Nxd5 35. Ra7 h6 36. g3 h5 37. Kg2 Nb4 38. f4 Nc6 39. Rc7 Nd4 40. Rd7 Ne6 41. Kf3 Kf8 42. Ra7 Nd4+ 43. Ke4 Ne6 44. Ke5 Kg7 45. f5 gxf5 46. Kxf5 Nd4+ 47. Kg5 Ne2 48. Kh4 Kg6 49. Ra6+ f6 50. Ra5 Nd4 51. Rd5 *", + "Moves": "d4f3", + "MovesSAN": "Nf3#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "6R1/p4R1p/6pk/6N1/1pK1n2P/6q1/8/8 w - - 1 52", + "PGN": "1. Nf3 d5 2. c4 e6 3. g3 Nf6 4. Bg2 Be7 5. O-O O-O 6. d4 dxc4 7. Qc2 b5 8. a4 b4 9. Qxc4 Ba6 10. Qc2 Nbd7 11. Re1 c5 12. dxc5 Nxc5 13. Be3 Rc8 14. Bxc5 Bxc5 15. Qd2 Qb6 16. e3 Rfd8 17. Nd4 e5 18. a5 Qb8 19. Nc6 Rxc6 20. Bxc6 Rxd2 21. Nxd2 Qc7 22. Bg2 Bb7 23. Bxb7 Qxb7 24. Rac1 Qb5 25. Nb3 Bf8 26. Rc8 Qa4 27. Nc5 Qxa5 28. Rd1 g6 29. Rdd8 Kg7 30. Rxf8 Qa1+ 31. Kg2 Qxb2 32. Rfd8 Ng4 33. Ne4 Nxe3+ 34. Kf3 Nf5 35. Rg8+ Kh6 36. Nf6 e4+ 37. Nxe4 Qb3+ 38. Kg2 Qd5 39. f3 Qd3 40. h4 Qe2+ 41. Kh3 Qxf3 42. Rce8 Qh1+ 43. Kg4 Ne3+ 44. Kf4 Nd5+ 45. Ke5 Nc7 46. Re7 Qa1+ 47. Kd6 Nb5+ 48. Kc5 Nc3 49. Ng5 Qg1+ 50. Kc4 Qxg3 51. Rxf7 Ne4 *", + "Moves": "f7h7", + "MovesSAN": "Rxh7#", + "Themes": "endgame hookMate master mate mateIn1 oneMove" + }, + { + "FEN": "2kr3r/pppqbp2/3pbnp1/1P2p3/2P4n/2NPPQPP/P4PBK/1RB2R2 w - - 0 16", + "PGN": "1. c4 e5 2. g3 Nf6 3. Bg2 Nc6 4. Nc3 d6 5. Nf3 Be7 6. O-O Bg4 7. h3 Be6 8. d3 Qd7 9. Kh2 h5 10. Rb1 g6 11. b4 h4 12. Nxh4 O-O-O 13. b5 Nd4 14. e3 Nf5 15. Qf3 Nxh4 *", + "Moves": "f3b7", + "MovesSAN": "Qxb7#", + "Themes": "mate mateIn1 middlegame oneMove queensideAttack" + }, + { + "FEN": "2kr3r/Rpp2pp1/4b2p/3nN3/1b6/2qPB2P/2PQBPP1/4K2R w K - 0 15", + "PGN": "1. e4 e5 2. a3 Nf6 3. Nc3 Nc6 4. h3 h6 5. d3 d6 6. Nf3 Be6 7. Be3 Qd7 8. Qd2 O-O-O 9. Be2 d5 10. exd5 Nxd5 11. b4 Ncxb4 12. axb4 Bxb4 13. Rxa7 Qc6 14. Nxe5 Qxc3 *", + "Moves": "a7a8", + "MovesSAN": "Ra8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3kr3/1r2b3/3p2Qp/2p1P3/7N/q3B1P1/7P/3RKR2 b - - 0 32", + "PGN": "1. e4 e5 2. Nf3 f6 3. d4 d6 4. dxe5 fxe5 5. Nc3 h6 6. Be3 Nc6 7. Qd2 Be7 8. O-O-O Nf6 9. Nd5 Nxd5 10. Qxd5 Bf6 11. Bc4 Qe7 12. g3 Bd7 13. Nh4 Nb4 14. Qxb7 Qd8 15. Qxb4 Rb8 16. Qa3 Be7 17. Qd3 c5 18. f4 Qb6 19. Bb3 Bb5 20. Qd5 a5 21. a3 a4 22. Ba2 Bc6 23. Qf7+ Kd8 24. b3 Bxe4 25. Rhf1 Bxc2 26. Kxc2 axb3+ 27. Bxb3 Rb7 28. Qxg7 Qxb3+ 29. Kd2 Qb2+ 30. Ke1 Re8 31. Qg6 Qxa3 32. fxe5 *", + "Moves": "a3e3", + "MovesSAN": "Qxe3#", + "Themes": "hangingPiece mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/p4q1p/1p5k/2ppQ3/4p2P/1PP5/P5P1/6K1 w - - 0 36", + "PGN": "1. d4 Nf6 2. e3 d5 3. Nd2 Nc6 4. Bd3 e5 5. Bb5 exd4 6. exd4 Bd7 7. Bxc6 Bxc6 8. Ngf3 Bd6 9. O-O O-O 10. c3 Re8 11. Nb3 Bb5 12. Re1 Qd7 13. Bg5 Rxe1+ 14. Qxe1 Re8 15. Ne5 Bxe5 16. dxe5 Ne4 17. f4 Nxg5 18. fxg5 Qf5 19. Nd4 Qd7 20. Qe3 c5 21. Nxb5 Qxb5 22. b3 b6 23. h4 Qd7 24. Rf1 Qe6 25. Qf4 Re7 26. Re1 f6 27. gxf6 gxf6 28. Qg3+ Kf8 29. Kf1 fxe5 30. Kg1 e4 31. Rf1+ Rf7 32. Qb8+ Kg7 33. Qg3+ Qg6 34. Qe5+ Kh6 35. Rxf7 Qxf7 *", + "Moves": "e5g5", + "MovesSAN": "Qg5#", + "Themes": "endgame mate mateIn1 oneMove queenEndgame" + }, + { + "FEN": "r5kr/1b1Qb2p/p1n3pB/8/2p5/2q5/P1P3PP/2KR1R2 w - - 2 24", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f4 b5 7. e5 dxe5 8. fxe5 Nd5 9. Nf3 Bb7 10. Ng5 e6 11. Nxe6 fxe6 12. Qh5+ g6 13. Qh3 Nxc3 14. bxc3 Qc7 15. Qxe6+ Be7 16. Bd2 Nc6 17. O-O-O Qxe5 18. Qh3 Qc5 19. Be3 Qxc3 20. Qd7+ Kf8 21. Bh6+ Kf7 22. Bc4+ bxc4 23. Rhf1+ Kg8 *", + "Moves": "d7e6", + "MovesSAN": "Qe6#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "rBb1k1nr/pp1p1ppp/4pq2/2b5/4P3/8/PPP2PPP/RN1QKBNR b KQkq - 0 5", + "PGN": "1. e4 e6 2. d4 c5 3. dxc5 Bxc5 4. Bf4 Qf6 5. Bxb8 *", + "Moves": "f6f2", + "MovesSAN": "Qxf2#", + "Themes": "attackingF2F7 mate mateIn1 oneMove opening" + }, + { + "FEN": "1r6/R1p1Npkp/3p2p1/2pPb3/2P3P1/4P3/5PP1/6K1 b - - 0 25", + "PGN": "1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Bg5 O-O 5. e3 d6 6. Nf3 Nbd7 7. Be2 b6 8. O-O Bb7 9. d5 Nc5 10. Nd4 a5 11. Bxf6 Bxf6 12. Bf3 Qd7 13. Bg4 Qd8 14. a3 Bc8 15. b4 axb4 16. axb4 Rxa1 17. Qxa1 Bxg4 18. bxc5 bxc5 19. Nc6 Qa8 20. Rc1 Qxa1 21. Rxa1 Bxc3 22. Nxe7+ Kg7 23. Ra7 Rb8 24. h3 Be5 25. hxg4 *", + "Moves": "b8b1", + "MovesSAN": "Rb1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r2qr3/n1p2k2/4p2p/p3P3/p2P4/B1P2bP1/2Q2P2/1B4K1 w - - 0 26", + "PGN": "1. d4 d5 2. c4 dxc4 3. e4 e6 4. Bxc4 Nc6 5. Nf3 h6 6. Nc3 Bb4 7. O-O Bxc3 8. bxc3 Nge7 9. a4 O-O 10. Ba3 Re8 11. Bd3 a5 12. e5 b6 13. Bc2 Ba6 14. Re1 Nd5 15. Qd2 Na7 16. Rac1 b5 17. Bb1 bxa4 18. Qc2 g6 19. h4 Nf4 20. g3 Nd3 21. Re3 Nxc1 22. h5 Ne2+ 23. Rxe2 Bxe2 24. hxg6 Bxf3 25. gxf7+ Kxf7 *", + "Moves": "c2g6", + "MovesSAN": "Qg6#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "6rk/6pp/7N/p7/5P2/2P5/Pr3PKP/8 w - - 0 41", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4 5. Nxd4 d6 6. Bc4 Be7 7. O-O O-O 8. Be3 Ne5 9. Be2 c5 10. Nf3 Nfg4 11. Bf4 f5 12. Nxe5 dxe5 13. Bxg4 exf4 14. exf5 Bxf5 15. Bxf5 Rxf5 16. Qe2 f3 17. gxf3 Qd6 18. Ne4 Qg6+ 19. Ng3 Bd6 20. Rad1 Rf6 21. Qe4 Qh6 22. Rfe1 Raf8 23. Qxb7 Qh3 24. Qd5+ Kh8 25. Qh5 Qc8 26. Qg4 Qb8 27. Re6 Rf4 28. Qg5 R4f6 29. Rdxd6 Qxd6 30. Rxd6 Rxd6 31. Qxc5 Rfd8 32. Kg2 a6 33. f4 Rd5 34. Qc4 a5 35. c3 Rd2 36. Ne4 Rxb2 37. Ng5 Rdb8 38. Nf7+ Kg8 39. Nh6+ Kh8 40. Qg8+ Rxg8 *", + "Moves": "h6f7", + "MovesSAN": "Nf7#", + "Themes": "endgame mate mateIn1 oneMove smotheredMate" + }, + { + "FEN": "8/pp2Qpkp/6p1/4P3/P3p3/B3PqPb/2r2P1P/5RK1 w - - 1 32", + "PGN": "1. d4 Nf6 2. Nf3 g6 3. b3 c5 4. c3 Na6 5. Bb2 Bg7 6. g3 O-O 7. Bg2 d6 8. O-O cxd4 9. cxd4 d5 10. Nbd2 Bf5 11. a3 Rc8 12. Rc1 Qd7 13. Ne5 Qb5 14. Ndf3 Rxc1 15. Bxc1 Rc8 16. a4 Qe8 17. Nd2 Bc2 18. Qe1 Ne4 19. Bxe4 dxe4 20. e3 Nb4 21. Kg2 Bxe5 22. Nc4 Nd3 23. Qd2 Bxb3 24. Nxe5 Rc2 25. Qa5 Qc8 26. Ba3 Nxe5 27. dxe5 Qg4 28. Qd8+ Kg7 29. Qe8 Qf3+ 30. Kg1 Be6 31. Qxe7 Bh3 *", + "Moves": "e7f8", + "MovesSAN": "Qf8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "kr5r/5R2/p1N2p1p/2P1b1p1/8/8/PP3PPP/6K1 w - - 1 30", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 4. d4 exd4 5. Qxd4 Nf6 6. e5 dxe5 7. Bxc6+ bxc6 8. Qxd8+ Kxd8 9. Nxe5 Be6 10. Nxc6+ Kc8 11. O-O Bd6 12. Re1 h6 13. Nc3 a6 14. Ne2 g5 15. Ned4 Bd7 16. Bd2 Nd5 17. c4 Nf4 18. Bxf4 Bxf4 19. Ne7+ Kb7 20. c5 c6 21. Nef5 Bxf5 22. Re7+ Kc8 23. Nxf5 f6 24. Rf7 Be5 25. Rd1 Rb8 26. Ne7+ Kb7 27. Rd7+ Ka8 28. Ra7+ Kxa7 29. Nxc6+ Ka8 *", + "Moves": "f7a7", + "MovesSAN": "Ra7#", + "Themes": "arabianMate endgame mate mateIn1 oneMove" + }, + { + "FEN": "1k5r/1b2Rp2/p1q5/P1p3pp/6n1/2NN2PB/1P3P1P/R1B3K1 b - - 0 26", + "PGN": "1. d4 Nf6 2. c4 d5 3. e3 e6 4. Nf3 b6 5. Nc3 Bb7 6. g3 Nbd7 7. Bg2 c5 8. cxd5 exd5 9. dxc5 bxc5 10. O-O Be7 11. Qd2 Qc7 12. Nb5 Qb6 13. a4 a6 14. Nc3 h5 15. a5 Qc7 16. Re1 O-O-O 17. Ng5 Ne5 18. Nf3 Nc4 19. Qd3 Ng4 20. Bh3 g5 21. e4 Kb8 22. exd5 Nce5 23. d6 Rxd6 24. Nxe5 Rxd3 25. Nxd3 Qc6 26. Rxe7 *", + "Moves": "c6h1", + "MovesSAN": "Qh1#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r3kbnr/1pp2pp1/p1np4/4p3/B3P1Qq/8/PPPP1PPN/RNB2RK1 b kq - 0 9", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. O-O Bg4 6. h3 h5 7. hxg4 hxg4 8. Nh2 Qh4 9. Qxg4 *", + "Moves": "h4h2", + "MovesSAN": "Qxh2#", + "Themes": "kingsideAttack mate mateIn1 oneMove opening" + }, + { + "FEN": "8/3R4/1p4k1/7p/4P2P/1P1P2p1/P2r2P1/6K1 b - - 2 36", + "PGN": "1. e4 c5 2. d3 Nc6 3. c3 g6 4. Qf3 Bg7 5. Be2 Nf6 6. h4 h5 7. Qg3 d6 8. f4 Ng4 9. Bxg4 Bxg4 10. Nf3 f6 11. Nh2 f5 12. Nxg4 fxg4 13. Be3 e5 14. O-O O-O 15. f5 d5 16. Nd2 d4 17. cxd4 exd4 18. Bg5 Bf6 19. Bxf6 Rxf6 20. fxg6 Rxg6 21. Rf5 Rh6 22. Rxc5 Qe7 23. Rg5+ Kh7 24. Rf1 Rf8 25. Rxf8 Qxf8 26. Qc7+ Qe7 27. Qxe7+ Nxe7 28. Nb3 b6 29. Re5 Nc6 30. Rd5 Rf6 31. Nxd4 Nxd4 32. Rxd4 g3 33. Rd7+ Kg6 34. Rxa7 Rf2 35. b3 Rd2 36. Rd7 *", + "Moves": "d2d1", + "MovesSAN": "Rd1#", + "Themes": "endgame mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "2R2b1r/k3nppp/ppB1p3/8/8/3KBP2/PP3P1P/n7 w - - 2 21", + "PGN": "1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 cxd4 5. cxd4 Nc6 6. Nf3 Bg4 7. Nc3 Bxf3 8. gxf3 Qxd4 9. Qxd4 Nxd4 10. Nb5 Nc2+ 11. Kd2 Nxa1 12. Nc7+ Kd7 13. Nxa8 e6 14. Bb5+ Kc8 15. Kd3 Kb8 16. Bf4+ Kxa8 17. Rc1 a6 18. Rc8+ Ka7 19. Be3+ b6 20. Bc6 Ne7 *", + "Moves": "c8a8", + "MovesSAN": "Ra8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1bqkb1r/pp1np3/2p4p/5pp1/2PPp2B/4P3/PP1N1PPP/R2QKB1R w KQkq - 0 10", + "PGN": "1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Bg5 Nbd7 5. Nf3 h6 6. Bh4 Ne4 7. Nxe4 dxe4 8. Nd2 f5 9. e3 g5 *", + "Moves": "d1h5", + "MovesSAN": "Qh5#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "1r1q1rk1/1p3ppp/p2p4/2pn4/2P5/1PQ1P1P1/PB3PKP/4R3 w - - 0 22", + "PGN": "1. c4 e5 2. Nc3 d6 3. g3 Ne7 4. Bg2 c6 5. Nf3 Ng6 6. O-O Be7 7. d4 exd4 8. Nxd4 Bf6 9. e3 O-O 10. Re1 a6 11. b3 Nd7 12. Ba3 c5 13. Nde2 Nde5 14. Nd5 Rb8 15. Nec3 Bg4 16. Qc2 Bf3 17. Bxf3 Nxf3+ 18. Kg2 Nxe1+ 19. Rxe1 Bxc3 20. Qxc3 Ne7 21. Bb2 Nxd5 *", + "Moves": "c3g7", + "MovesSAN": "Qxg7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "7k/pp4pp/2n4r/3Q1p1q/1P2p3/P3P1P1/3N1PKb/2R4R b - - 6 30", + "PGN": "1. d4 d5 2. c4 e6 3. a3 c5 4. e3 Nc6 5. Nf3 Qb6 6. Nc3 Nf6 7. cxd5 exd5 8. dxc5 Qxc5 9. Be2 Bd6 10. Bd2 Bf5 11. Rc1 Qb6 12. Na4 Qd8 13. O-O O-O 14. b4 Ne4 15. Bc3 Nxc3 16. Rxc3 Be4 17. Nc5 Qe7 18. Bd3 f5 19. Bxe4 dxe4 20. Qd5+ Kh8 21. Nd2 Be5 22. Rcc1 Rad8 23. Qa2 Qd6 24. Ne6 Bxh2+ 25. Kh1 Rf6 26. Nxd8 Qxd8 27. g3 Rh6 28. Kg2 Qg5 29. Rh1 Qh5 30. Qd5 *", + "Moves": "h5h3", + "MovesSAN": "Qh3#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2r2rk1/p2nq1pp/2pbp3/1p2p1N1/4Q2P/PP2P3/1B1P1PP1/R3K2R w KQ - 1 15", + "PGN": "1. e3 e5 2. b3 d5 3. Bb2 Bd6 4. c4 dxc4 5. Bxc4 Be6 6. Bxe6 fxe6 7. a3 Nf6 8. Qc2 O-O 9. Nc3 Nbd7 10. Nf3 c6 11. h4 b5 12. Ng5 Qe7 13. Nce4 Nxe4 14. Qxe4 Rac8 *", + "Moves": "e4h7", + "MovesSAN": "Qxh7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1b1kb1r/pp2pppp/2N2n2/1q6/3Q4/8/PPP2PPP/RNB1K2R w KQkq - 0 9", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 Nf6 4. e5 dxe5 5. Nxe5 cxd4 6. Bb5+ Nc6 7. Nxc6 Qb6 8. Qxd4 Qxb5 *", + "Moves": "d4d8", + "MovesSAN": "Qd8#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "6k1/6p1/2P1P1K1/3nNPP1/7P/8/8/8 b - - 0 62", + "PGN": "1. e4 e5 2. Nf3 f6 3. d4 d5 4. dxe5 dxe4 5. Qxd8+ Kxd8 6. Nfd2 f5 7. f4 Be6 8. b3 Nc6 9. Nc4 Nd4 10. Ne3 Bc5 11. Nd2 Ne7 12. Ndc4 Ng6 13. g3 Nf3+ 14. Kf2 Ke7 15. Ba3 Bxa3 16. Nxa3 Rhd8 17. Rd1 Rxd1 18. Nxd1 Rd8 19. Be2 Rd2 20. Kf1 Kf7 21. Bxf3 exf3 22. Ke1 Re2+ 23. Kf1 Bd5 24. Rg1 f2 25. Nxf2 Rd2 26. Ke1 Rd4 27. Nb5 Rb4 28. Nxc7 Bf3 29. c4 Nf8 30. Nd5 Bxd5 31. cxd5 Rb6 32. Kd2 Ke7 33. Rc1 Kd7 34. Nd3 h5 35. Nc5+ Kd8 36. h4 Rb5 37. a4 Rb4 38. Rc4 Rb6 39. Kc3 a5 40. Kd4 Rg6 41. Nxb7+ Kd7 42. Rc3 Rb6 43. Nxa5 Rb4+ 44. Kd3 Re4 45. Kd2 Ke8 46. Rc4 Rxc4 47. bxc4 Nd7 48. Kc3 Nc5 49. Kd4 Nxa4 50. e6 Ke7 51. Nc6+ Ke8 52. Ke5 Nb6 53. c5 Nc4+ 54. Kxf5 Kf8 55. Kg6 Ne3 56. Kxh5 Nxd5 57. f5 Nc7 58. Ne5 Ke7 59. Kg6 Kf8 60. g4 Nd5 61. c6 Kg8 62. g5 *", + "Moves": "d5f4", + "MovesSAN": "Nf4#", + "Themes": "endgame knightEndgame mate mateIn1 oneMove" + }, + { + "FEN": "r5nr/p1bk1ppp/3qp3/3p4/1P1P4/8/PN1B1PPP/2RQ1RK1 b - - 0 18", + "PGN": "1. d4 e6 2. c4 d5 3. Nc3 c5 4. Nf3 Nc6 5. Bf4 Qb6 6. Rb1 Nxd4 7. Nxd4 cxd4 8. Na4 Qb4+ 9. Bd2 Qxc4 10. b3 Qc6 11. e3 b5 12. Nb2 Bc5 13. b4 Bb6 14. Rc1 Qd6 15. Bxb5+ Bd7 16. Bxd7+ Kxd7 17. O-O Bc7 18. exd4 *", + "Moves": "d6h2", + "MovesSAN": "Qxh2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r3k2r/pp2nppp/1bpp4/4p3/1P2P1n1/1BPP1Nq1/P4P1N/R1BQR2K b kq - 5 15", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bb6 5. c3 Nf6 6. d3 d6 7. h3 Be6 8. Bb3 Ne7 9. Nbd2 c6 10. O-O Qd7 11. Re1 Bxh3 12. gxh3 Qxh3 13. Nf1 Ng4 14. N1h2 Qg3+ 15. Kh1 *", + "Moves": "g4f2", + "MovesSAN": "Nxf2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2rqkb2/p3ppp1/4b3/1p1n2P1/1P6/3Q4/1P1PPP2/RNB1K1NB b Q - 2 14", + "PGN": "1. g4 c5 2. Bg2 d5 3. h3 Nc6 4. c4 h5 5. cxd5 Nb4 6. Qb3 hxg4 7. hxg4 Rxh1 8. Bxh1 Nf6 9. g5 Nfxd5 10. a3 c4 11. Qxc4 b5 12. Qb3 Be6 13. axb4 Rc8 14. Qd3 *", + "Moves": "c8c1", + "MovesSAN": "Rxc1#", + "Themes": "backRankMate hangingPiece master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/2p3R1/1pp1b2k/4P3/2P2p1P/p1PB1P2/6K1/r7 w - - 4 37", + "PGN": "1. c4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4 5. Nxd4 Bb4 6. Nxc6 Bxc3+ 7. bxc3 dxc6 8. Qxd8+ Kxd8 9. Bg5 Ke7 10. e4 h6 11. Bxf6+ Kxf6 12. f3 g5 13. h4 Be6 14. Rb1 b6 15. Kf2 Rad8 16. Ke3 Ke5 17. a4 f5 18. g3 f4+ 19. gxf4+ gxf4+ 20. Kf2 Rd2+ 21. Ke1 Ra2 22. Rg1 Rg8 23. Rxg8 Bxg8 24. Rd1 Be6 25. Rd8 Rxa4 26. Rh8 Ra1+ 27. Kf2 Ra2+ 28. Kg1 Ra1 29. Kg2 a5 30. Rxh6 a4 31. Rh5+ Kf6 32. e5+ Kg6 33. Rg5+ Kh6 34. Bd3 a3 35. Rg6+ Kh5 36. Rg7 Kh6 *", + "Moves": "g7h7", + "MovesSAN": "Rh7#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "r1b2k1r/pp2q1p1/2p2pp1/b2B3Q/8/2P1B3/PP3PPP/R3K2R w KQ - 0 15", + "PGN": "1. d4 e5 2. dxe5 f6 3. Nf3 Nc6 4. e4 Nxe5 5. Nbd2 Bb4 6. c3 Ba5 7. Nc4 Nxc4 8. Bxc4 Ne7 9. Nh4 d5 10. exd5 Nxd5 11. Qh5+ Kf8 12. Bxd5 Qe7+ 13. Be3 c6 14. Ng6+ hxg6 *", + "Moves": "h5h8", + "MovesSAN": "Qxh8#", + "Themes": "hangingPiece mate mateIn1 middlegame oneMove" + }, + { + "FEN": "1RQ5/6k1/8/6p1/p2P3p/P3P2P/1P3RPK/4rr2 b - - 0 48", + "PGN": "1. d4 d5 2. Nf3 Nf6 3. Bf4 c6 4. e3 Bf5 5. Nbd2 e6 6. a3 a6 7. c4 Nbd7 8. Rc1 a5 9. Be2 Be7 10. O-O O-O 11. Qb3 Qb6 12. Qxb6 Nxb6 13. c5 Nbd7 14. h3 a4 15. Nh4 Ne4 16. Nxe4 Bxe4 17. Nf3 Nf6 18. Ne5 h6 19. Bd3 g5 20. Bh2 Bxd3 21. Nxd3 Ne4 22. Ne5 Nd2 23. Rfe1 Nb3 24. Rc2 Rfd8 25. f4 gxf4 26. Bxf4 Bg5 27. Rf1 f6 28. Bxg5 fxg5 29. Rf6 Kg7 30. Rxe6 Rf8 31. Rg6+ Kh7 32. Re6 Rf5 33. Re7+ Kg8 34. Rxb7 Raf8 35. Nxc6 Rf1+ 36. Kh2 R8f6 37. Ne7+ Kf8 38. Nxd5 R6f5 39. Nb4 h5 40. Nd3 h4 41. Rb8+ Kg7 42. Ne5 Rd1 43. Ng4 Rff1 44. Nf2 Rde1 45. c6 Nc1 46. c7 Nd3 47. c8=Q Nxf2 48. Rxf2 *", + "Moves": "f1h1", + "MovesSAN": "Rh1#", + "Themes": "endgame mate mateIn1 oneMove queenRookEndgame" + }, + { + "FEN": "2kr1bnr/pp2pppp/2N5/4P3/8/2P5/P1b1NPPP/R1B1KB1R b KQ - 0 12", + "PGN": "1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nc3 c5 5. dxc5 d4 6. Nce2 Nc6 7. Nf3 Qa5+ 8. Qd2 Qxc5 9. Nfxd4 O-O-O 10. Qc3 Qxc3+ 11. bxc3 Bxc2 12. Nxc6 *", + "Moves": "d8d1", + "MovesSAN": "Rd1#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "8/p4rkp/8/1Q6/2P5/1P6/P6P/4nB1K b - - 0 36", + "PGN": "1. d4 d6 2. c4 Nf6 3. Nf3 g6 4. g3 Bg7 5. Bg2 O-O 6. Nc3 c6 7. O-O Bg4 8. Qc2 Nbd7 9. Re1 Bxf3 10. Bxf3 e5 11. d5 cxd5 12. Nxd5 Nxd5 13. Bxd5 Qb6 14. Be3 Qa6 15. b3 Rac8 16. Rac1 Nf6 17. Be4 d5 18. Bg2 d4 19. Bg5 Nd7 20. Bh3 f5 21. e3 e4 22. exd4 Bxd4 23. g4 Bf6 24. Bxf6 Qxf6 25. gxf5 Ne5 26. Qxe4 Rce8 27. Qd5+ Kh8 28. fxg6 Nf3+ 29. Kh1 Rxe1+ 30. Rxe1 Nxe1 31. g7+ Kxg7 32. Qxb7+ Rf7 33. Qb5 Qf3+ 34. Kg1 Qxf2+ 35. Kh1 Qf1+ 36. Bxf1 *", + "Moves": "f7f1", + "MovesSAN": "Rxf1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "3r2k1/5p1p/p1p2bp1/7q/2Q5/4B3/PPR2P2/4K1R1 b - - 7 33", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. c3 d6 5. cxd4 Nf6 6. d5 Ne5 7. Bf4 Nxf3+ 8. gxf3 Be7 9. Rg1 Nh5 10. Be3 Bf6 11. Nc3 a6 12. f4 g6 13. Be2 Ng7 14. Rc1 Qe7 15. Bf3 O-O 16. Qc2 Bd7 17. Ne2 c6 18. dxc6 Bxc6 19. Nd4 Rac8 20. Nxc6 Rxc6 21. Qd2 Rfc8 22. Ke2 Qc7 23. e5 dxe5 24. Bxc6 bxc6 25. fxe5 Qxe5 26. Rc2 Nf5 27. h3 Nd4+ 28. Qxd4 Qf5 29. Qd3 Qxh3 30. Bf4 Re8+ 31. Be3 Qh5+ 32. Ke1 Rd8 33. Qc4 *", + "Moves": "h5d1", + "MovesSAN": "Qd1#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2r5/5p1p/p5p1/1p2P1Q1/3Pq1N1/6kP/PP4P1/3R2K1 b - - 0 36", + "PGN": "1. e4 d6 2. d4 Nf6 3. Bd3 g6 4. c3 Bg7 5. f4 c5 6. Nf3 Bg4 7. e5 dxe5 8. fxe5 Nd5 9. Qb3 Qd7 10. Bc4 e6 11. O-O O-O 12. Bg5 a6 13. Nbd2 Nc6 14. Bxd5 exd5 15. Bf6 cxd4 16. cxd4 Rac8 17. Bxg7 Kxg7 18. Rac1 Rc7 19. Qe3 Nd8 20. Rxc7 Qxc7 21. Qg5 Bxf3 22. Qf6+ Kg8 23. Nxf3 Ne6 24. h3 b5 25. Nh2 Qd8 26. Qf2 Qb6 27. Rd1 Rc8 28. Ng4 Ng5 29. Nf6+ Kg7 30. Nxd5 Qb7 31. Qf6+ Kh6 32. Ne3 Qe4 33. Ng4+ Kh5 34. Qg7 Kh4 35. Qh6+ Kg3 36. Qxg5 *", + "Moves": "e4g2", + "MovesSAN": "Qxg2#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "2r4k/6p1/p1R4b/4n3/4B3/8/KPP4P/8 w - - 0 38", + "PGN": "1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. f4 c5 6. Nf3 Nc6 7. dxc5 Bxc5 8. Bd3 f6 9. exf6 Qxf6 10. Qe2 O-O 11. Bd2 a6 12. O-O-O b5 13. g4 b4 14. g5 Qf7 15. g6 hxg6 16. Ng5 Nd4 17. Qg2 Qe7 18. Nxd5 exd5 19. Qxd5+ Kh8 20. Qxa8 Nf6 21. Rhe1 Qc7 22. Qg2 b3 23. axb3 Bd6 24. Bxg6 Nxb3+ 25. Kb1 Nxd2+ 26. Rxd2 Bxf4 27. Rde2 Bd7 28. Ne6 Bxe6 29. Rxe6 Bh6 30. Qc6 Qxc6 31. Rxc6 Ra8 32. Rf1 Nd5 33. Be4 Ne3 34. Rf7 Rd8 35. Ka2 Ng4 36. Rfc7 Ne5 37. Rc8 Rxc8 *", + "Moves": "c6c8", + "MovesSAN": "Rxc8#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "4k2r/4pp1p/p2p2p1/2pP2P1/2P1QPq1/2P5/P4K1P/1rB1R3 w k - 0 22", + "PGN": "1. d4 c5 2. d5 Nf6 3. Nc3 d6 4. e4 b5 5. Bxb5+ Bd7 6. Qe2 Qa5 7. Nf3 Nxe4 8. Bxd7+ Nxd7 9. Qxe4 g6 10. O-O Bg7 11. Re1 Ne5 12. Nxe5 Bxe5 13. f4 Bf6 14. g4 Qc7 15. g5 Bg7 16. Nb5 Qd7 17. c4 a6 18. Nc3 Rb8 19. Rb1 Bxc3 20. bxc3 Qg4+ 21. Kf2 Rxb1 *", + "Moves": "e4e7", + "MovesSAN": "Qxe7#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "4k3/8/3Q4/2pPpP1p/2Pn3P/1p1P1qRK/1P6/7B b - - 4 58", + "PGN": "1. e4 c5 2. Nc3 Nc6 3. Nf3 d6 4. g3 g6 5. Bg2 Bg7 6. O-O Nf6 7. Re1 O-O 8. d3 Rb8 9. a4 a6 10. h3 b5 11. axb5 axb5 12. Bg5 b4 13. Nd5 Nd7 14. Qc1 Re8 15. Bh6 Bh8 16. Rb1 e6 17. Ne3 Ba6 18. Nd2 Nd4 19. Ndc4 Nb6 20. Nxb6 Qxb6 21. Ng4 b3 22. c4 Qd8 23. Bg5 f6 24. Nh6+ Kf8 25. Be3 e5 26. Kh2 Bc8 27. Rf1 Ke7 28. f4 Bg7 29. f5 g5 30. Ng4 h5 31. Nf2 Rh8 32. h4 gxh4 33. gxh4 Qf8 34. Qd2 Bh6 35. Rg1 Ra8 36. Bh1 Bd7 37. Rg6 Bxe3 38. Qxe3 Be8 39. Rg3 Ra2 40. Nd1 Bf7 41. Nc3 Ra7 42. Rbg1 Qa8 43. Rg7 Ra1 44. Nd5+ Kf8 45. Nxf6 Rxg1 46. Rxg1 Qa2 47. Rg2 Qb1 48. Qg5 Qf1 49. Qg7+ Ke7 50. Nd5+ Ke8 51. Qxh8+ Kd7 52. Qg7 Nf3+ 53. Kg3 Ke8 54. Qf6 Bxd5 55. exd5 Nd4 56. Qxd6 Qf4+ 57. Kh3 Qf3+ 58. Rg3 *", + "Moves": "f3h1", + "MovesSAN": "Qxh1#", + "Themes": "endgame hangingPiece master masterVsMaster mate mateIn1 oneMove" + }, + { + "FEN": "6k1/r3Qppp/8/3p1q2/P2P4/2r1P3/5PPP/5BK1 w - - 0 23", + "PGN": "1. d4 d5 2. c4 e6 3. Nf3 Bb4+ 4. Nc3 Nc6 5. e3 Nf6 6. Be2 Ne4 7. Qc2 O-O 8. O-O Bxc3 9. bxc3 Qf6 10. cxd5 exd5 11. a4 Bf5 12. Qb3 Qg6 13. Nh4 Qg5 14. Nxf5 Qxf5 15. Qxb7 Na5 16. Qxc7 Nb3 17. Rb1 Nbd2 18. Bxd2 Nxd2 19. Rb7 Nxf1 20. Bxf1 Rfc8 21. Qe7 Rxc3 22. Rxa7 Rxa7 *", + "Moves": "e7e8", + "MovesSAN": "Qe8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "rnb3kb/ppp4p/4q1p1/8/3P4/4pQ2/PPP3PP/RN2KR2 w Q - 0 15", + "PGN": "1. e4 e5 2. f4 d5 3. exd5 exf4 4. Nf3 Nf6 5. d4 Nxd5 6. Bc4 Ne3 7. Bxe3 fxe3 8. Bxf7+ Kxf7 9. Ne5+ Kg8 10. Qh5 Qf6 11. Rf1 Qe6 12. Nf7 g6 13. Qf3 Bg7 14. Nxh8 Bxh8 *", + "Moves": "f3f8", + "MovesSAN": "Qf8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "4R3/5N1k/5Pp1/p6p/5b2/8/2r5/7K w - - 0 42", + "PGN": "1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f4 O-O 6. Nf3 c5 7. e5 Nfd7 8. Be2 Qa5 9. O-O cxd4 10. Qxd4 Nc6 11. Qd5 dxe5 12. fxe5 Qxd5 13. Nxd5 Ndxe5 14. Nxe5 Nxe5 15. Nxe7+ Kh8 16. Nd5 Be6 17. Bf4 Rac8 18. Rac1 b5 19. b3 bxc4 20. bxc4 Rc5 21. Be3 Ra5 22. a3 Rxa3 23. Bc5 Ra2 24. Bxf8 Bxf8 25. Nc3 Bc5+ 26. Kh1 Ra3 27. Nb5 Ra2 28. Bf3 Bxc4 29. Nc7 Bxf1 30. Rxf1 Nxf3 31. gxf3 Bd6 32. Nb5 Bxh2 33. Nc3 Rc2 34. Ne4 Be5 35. f4 Bg7 36. f5 h5 37. f6 Bh6 38. Nd6 Kg8 39. Re1 Bf4 40. Re8+ Kh7 41. Nxf7 a5 *", + "Moves": "e8h8", + "MovesSAN": "Rh8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "3r1rk1/ppp2pp1/2n1b2p/6Nq/8/2P1BPP1/PPQ2KP1/4R3 w - - 0 20", + "PGN": "1. e4 Nc6 2. d4 d5 3. exd5 Qxd5 4. f3 Qxd4 5. Bd3 e5 6. Ne2 Qh4+ 7. Ng3 Bd6 8. c3 e4 9. Bxe4 Bxg3+ 10. Kf1 Be6 11. Be3 Rd8 12. Nd2 Bf4 13. Qe2 Nf6 14. Re1 Bg3 15. hxg3 Qxh1+ 16. Kf2 Nxe4+ 17. Nxe4 Qh5 18. Ng5 O-O 19. Qc2 h6 *", + "Moves": "c2h7", + "MovesSAN": "Qh7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/8/6p1/2R4p/2p1rk2/7P/5KP1/8 w - - 0 44", + "PGN": "1. e4 e6 2. Nf3 Be7 3. d4 c5 4. c3 d6 5. Be3 Nd7 6. Bb5 a6 7. Ba4 b5 8. Bb3 c4 9. Bc2 Bb7 10. Nbd2 Ngf6 11. h3 O-O 12. b3 d5 13. e5 Ne8 14. a4 f6 15. axb5 axb5 16. exf6 Ndxf6 17. Ng5 Qd7 18. Rxa8 Bxa8 19. O-O Nd6 20. bxc4 dxc4 21. Ngf3 Nf5 22. Ne5 Qb7 23. Qf3 Nxe3 24. Qxb7 Bxb7 25. fxe3 Ra8 26. Ndf3 Ra3 27. Rc1 g6 28. Bb1 Be4 29. Ng5 Bxb1 30. Rxb1 Rxc3 31. Rxb5 Rxe3 32. Nxe6 Bd6 33. Ra5 Bxe5 34. dxe5 Nd7 35. Ra8+ Kf7 36. Ng5+ Ke7 37. e6 Nf8 38. Ra7+ Kf6 39. Rf7+ Kxg5 40. Rxf8 Rxe6 41. Rc8 Re4 42. Rc5+ Kf4 43. Kf2 h5 *", + "Moves": "g2g3", + "MovesSAN": "g3#", + "Themes": "endgame mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "2r1r3/p1p3pp/2k5/1p2np1q/BB1R4/5P2/PPP1Q2p/7K w - - 0 28", + "PGN": "1. e4 e5 2. f4 exf4 3. Nf3 d6 4. Nc3 Bg4 5. Bc4 Nc6 6. O-O Ne5 7. Bb3 Bxf3 8. gxf3 Qg5+ 9. Kh1 Nf6 10. d4 Ng6 11. Qe2 Nh5 12. Rg1 Qh4 13. Rg4 Ng3+ 14. Rxg3 fxg3 15. Be3 Be7 16. Rg1 gxh2 17. Rg4 Qh5 18. Nd5 Rc8 19. Nxe7 Kxe7 20. Bg5+ f6 21. Be3 Rhe8 22. e5 dxe5 23. dxe5 f5 24. Bc5+ Kd7 25. Rd4+ Kc6 26. Bb4 Nxe5 27. Ba4+ b5 *", + "Moves": "e2b5", + "MovesSAN": "Qxb5#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r5k1/pp1qp2p/3p2p1/5bQP/8/5N2/KP3PP1/2R4R b - - 0 26", + "PGN": "1. e4 d6 2. Nf3 Nf6 3. d4 Nxe4 4. Bd3 Nf6 5. c4 g6 6. Nc3 Bg7 7. Be3 O-O 8. Qd2 Nbd7 9. O-O-O c6 10. d5 cxd5 11. Nxd5 Nxd5 12. cxd5 Qc7+ 13. Kb1 Nf6 14. Bh6 Nxd5 15. Bxg7 Kxg7 16. Bxg6 fxg6 17. Qxd5 Rf5 18. Qd4+ Kg8 19. h4 Ra5 20. Rc1 Bf5+ 21. Ka1 Qd7 22. h5 Ra4 23. Qd5+ Be6 24. Qg5 Rxa2+ 25. Kb1 Bf5+ 26. Kxa2 *", + "Moves": "d7a4", + "MovesSAN": "Qa4#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "4q1k1/5pp1/p1pp3p/1p6/2n2n2/2P4P/PPB2PPK/4R3 w - - 0 28", + "PGN": "1. e4 e5 2. Nf3 d6 3. d4 exd4 4. Nxd4 Be7 5. Nc3 Nf6 6. Bd3 O-O 7. O-O Bg4 8. Nf3 Nc6 9. h3 Bh5 10. Be2 Re8 11. Nd5 Nxe4 12. Nxe7+ Qxe7 13. Re1 Qd7 14. c3 h6 15. Bb5 a6 16. Ba4 b5 17. Bc2 Nf6 18. Rxe8+ Rxe8 19. Qd3 Bxf3 20. Qxf3 Re1+ 21. Kh2 Ne5 22. Qf4 Nd5 23. Qd2 Rxc1 24. Rxc1 c6 25. Re1 Nc4 26. Qe2 Nf4 27. Qe8+ Qxe8 *", + "Moves": "e1e8", + "MovesSAN": "Rxe8#", + "Themes": "endgame kingsideAttack mate mateIn1 oneMove" + }, + { + "FEN": "3q2rk/2p5/2Q4p/p1PN1p2/3rpPP1/6P1/P5B1/6K1 w - - 0 30", + "PGN": "1. Nf3 d6 2. g3 e5 3. Bg2 f5 4. c4 Nf6 5. Nc3 Be7 6. O-O O-O 7. d4 e4 8. Ng5 Nc6 9. f4 d5 10. c5 h6 11. Nh3 Be6 12. e3 Kh8 13. Bd2 Rg8 14. b4 Nxb4 15. Rb1 Nd3 16. Rxb7 g5 17. Nf2 Bc8 18. Rb1 Ba6 19. Nxd3 Bxd3 20. Qa4 gxf4 21. exf4 Bxb1 22. Rxb1 Ng4 23. Qc6 Bf6 24. Rb4 a5 25. Ra4 Rb8 26. h3 Rb2 27. hxg4 Rxd2 28. Nxd5 Bxd4+ 29. Rxd4 Rxd4 *", + "Moves": "c6h6", + "MovesSAN": "Qxh6#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "3r2k1/1p1q1p1p/2b5/5N2/8/5P2/1Q1p1KPP/1r6 w - - 0 37", + "PGN": "1. d4 d6 2. e4 e5 3. Nf3 exd4 4. Nxd4 Nf6 5. Nc3 Be7 6. Bc4 O-O 7. O-O c6 8. a4 a5 9. f3 Na6 10. Be3 d5 11. exd5 Nxd5 12. Nxd5 cxd5 13. Bb5 Bd7 14. Bd3 Nb4 15. c3 Nxd3 16. Qxd3 Re8 17. Bf2 Bf6 18. Rfd1 Bc6 19. Nf5 Qd7 20. Bd4 Bxd4+ 21. Nxd4 Bxa4 22. b3 Bc6 23. Nf5 Re5 24. Ng3 a4 25. c4 Rd8 26. c5 axb3 27. Qxb3 d4 28. Rab1 Rxc5 29. Qb6 Rc2 30. Rb4 d3 31. Rg4 d2 32. Nf5 Rc1 33. Rxg7+ Kh8 34. Qb2 Rxd1+ 35. Kf2 Rb1 36. Rg8+ Kxg8 *", + "Moves": "b2g7", + "MovesSAN": "Qg7#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "1R6/1P3kpp/3p4/3Ppn2/8/1QP1q2P/1P4P1/5K2 b - - 0 32", + "PGN": "1. e4 Nc6 2. Bc4 d6 3. Nf3 Nf6 4. Ng5 Be6 5. Bxe6 fxe6 6. Nxe6 Qd7 7. Nxf8 Rxf8 8. O-O Nxe4 9. Nc3 Qf5 10. Nxe4 Qxe4 11. d3 Qd4 12. Be3 Qf6 13. c3 e5 14. d4 O-O-O 15. d5 Ne7 16. Bxa7 b6 17. Qb3 Kb7 18. Bxb6 cxb6 19. a4 Rb8 20. a5 Kc7 21. axb6+ Kd8 22. b7 Ke8 23. Ra8 Kf7 24. Rfa1 Kg8 25. Rxb8 Qxf2+ 26. Kh1 Rxb8 27. h3 Kf7 28. Ra8 Qf1+ 29. Kh2 Qf4+ 30. Kg1 Qe3+ 31. Kf1 Nf5 32. Rxb8 *", + "Moves": "f5g3", + "MovesSAN": "Ng3#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "rn3rk1/1b2qppp/4p3/1p6/p1pPQ3/2P2N2/PPB2PPP/R4RK1 w - - 1 15", + "PGN": "1. d4 e6 2. Nf3 d5 3. Bg5 Be7 4. Bxe7 Qxe7 5. e3 Nf6 6. Bd3 O-O 7. c3 c5 8. Nbd2 c4 9. Bc2 b5 10. O-O a5 11. Qe2 a4 12. e4 Nxe4 13. Nxe4 dxe4 14. Qxe4 Bb7 *", + "Moves": "e4h7", + "MovesSAN": "Qxh7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r3k2r/p3nppp/3Qp3/6B1/q2P4/7P/PP4P1/5RK1 w kq - 0 19", + "PGN": "1. d4 d5 2. e4 dxe4 3. Nc3 Nf6 4. f3 exf3 5. Nxf3 Bg4 6. h3 Bxf3 7. Qxf3 Nc6 8. Bb5 e6 9. Bxc6+ bxc6 10. Qxc6+ Nd7 11. Bg5 Qc8 12. Nb5 Bd6 13. Nxd6+ cxd6 14. Qxd6 Nf6 15. O-O Qxc2 16. Rac1 Qa4 17. Rc7 Nd5 18. Re7+ Nxe7 *", + "Moves": "d6e7", + "MovesSAN": "Qxe7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "6r1/7p/p5k1/1pP4q/1P6/P6b/1B2nQB1/5K2 w - - 2 34", + "PGN": "1. c4 e5 2. Nc3 Nc6 3. g3 f5 4. Bg2 Nf6 5. e3 Bb4 6. Nge2 a6 7. a3 Bxc3 8. Nxc3 O-O 9. b4 Ne7 10. Bb2 c6 11. d3 d5 12. cxd5 cxd5 13. d4 e4 14. Rc1 b5 15. O-O Bd7 16. Qb3 Qe8 17. Ne2 g5 18. Rc5 Rc8 19. Rfc1 Qh5 20. Nc3 Rxc5 21. dxc5 f4 22. exf4 gxf4 23. gxf4 Ng4 24. h3 Nxf2 25. Nxd5 Nxd5 26. Qg3+ Kf7 27. Kxf2 e3+ 28. Kg1 Rg8 29. Qe1 Nxf4 30. Rc2 e2 31. Rxe2 Nxe2+ 32. Kf1 Bxh3 33. Qf2+ Kg6 *", + "Moves": "f2f6", + "MovesSAN": "Qf6#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "k2r3r/P1p1qpp1/1n2p2p/1B1pP3/3P4/2P1P2P/2bN2P1/R4RK1 w - - 0 24", + "PGN": "1. d4 d5 2. e3 Nc6 3. Bd3 Nf6 4. f4 Bg4 5. Nf3 e6 6. O-O Be7 7. h3 Bh5 8. Nbd2 Qd7 9. c3 a6 10. Qb3 O-O-O 11. a4 Na5 12. Qc2 h6 13. Ne5 Qe8 14. b4 Nc6 15. b5 Nxe5 16. fxe5 Nd7 17. bxa6 b6 18. a5 Kb8 19. axb6 Nxb6 20. a7+ Ka8 21. Ba3 Bg6 22. Bxe7 Qxe7 23. Bb5 Bxc2 *", + "Moves": "b5c6", + "MovesSAN": "Bc6#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r5rk/p3p1bp/1p4pN/8/2P5/2n1B3/Pq3PPP/R4R1K w - - 0 21", + "PGN": "1. e4 d5 2. exd5 Nf6 3. Nc3 Nxd5 4. Nxd5 Qxd5 5. Nf3 g6 6. d4 Bg7 7. c4 Qe6+ 8. Be2 O-O 9. O-O b6 10. Ng5 Qf6 11. Bf3 c6 12. d5 Bb7 13. dxc6 Bxc6 14. Bxc6 Nxc6 15. Qd5 Nd4 16. Be3 Ne2+ 17. Kh1 Qxb2 18. Nxf7 Nc3 19. Nh6+ Kh8 20. Qg8+ Rxg8 *", + "Moves": "h6f7", + "MovesSAN": "Nf7#", + "Themes": "mate mateIn1 middlegame oneMove smotheredMate" + }, + { + "FEN": "4R3/6pk/p5rp/1p6/2P5/P4P1P/2P2qP1/3Q3K b - - 0 32", + "PGN": "1. e4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. Bc4 h6 5. a3 Bc5 6. d3 a6 7. h3 d6 8. O-O Nd4 9. Nxd4 Bxd4 10. Ne2 Ba7 11. Re1 O-O 12. Ng3 Re8 13. Nh5 Be6 14. Nxf6+ Qxf6 15. Be3 Qg6 16. Bxe6 Rxe6 17. Bxa7 Rxa7 18. Qd2 f5 19. Qe3 b6 20. exf5 Qxf5 21. d4 c5 22. dxe5 Rxe5 23. Qb3+ Rf7 24. f3 b5 25. Qd3 c4 26. Qxd6 Rxe1+ 27. Rxe1 Rf6 28. Re8+ Kh7 29. Qd1 Qc5+ 30. Kh1 Qf2 31. b3 Rg6 32. bxc4 *", + "Moves": "f2g2", + "MovesSAN": "Qxg2#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "5K2/2r4k/p4R2/1p2p1Pp/1P2b3/3p4/P7/8 w - - 0 47", + "PGN": "1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 4. c3 a6 5. Qa4 Nf6 6. d3 Qb6 7. Bxd7+ Bxd7 8. Qc2 e5 9. Be3 Be7 10. b4 Ng4 11. Na3 Nxe3 12. fxe3 cxb4 13. Nc4 Qa7 14. cxb4 b5 15. Na5 Qxe3+ 16. Qe2 Qxe2+ 17. Kxe2 O-O 18. Rhc1 Rac8 19. Kf2 f5 20. Kg1 fxe4 21. dxe4 Be6 22. Nc6 Bf6 23. h3 Bc4 24. Na5 Bd8 25. Nb3 Bb6+ 26. Kh2 Bd3 27. Nfd2 Be3 28. Re1 Bf4+ 29. g3 Bh6 30. g4 Rc2 31. Rec1 Rf2+ 32. Kg3 Rfxd2 33. Nxd2 Rxd2 34. Rc3 Bxe4 35. Rf1 Rg2+ 36. Kh4 g5+ 37. Kh5 Rh2 38. Kxh6 Rxh3+ 39. Kxg5 h6+ 40. Kf6 h5 41. g5 Rxc3 42. Ke7 d5 43. Rf8+ Kh7 44. Rf6 d4 45. Kf7 Rc7+ 46. Kf8 d3 *", + "Moves": "f6h6", + "MovesSAN": "Rh6#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r6r/ppp3R1/3pk3/4p2p/4P3/3P1b2/Pb1K1P2/6R1 w - - 0 24", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bc4 Bc5 5. Bxf7+ Kxf7 6. Ng5+ Kf8 7. d3 h6 8. Nf3 d6 9. Nb5 Bg4 10. h3 Bh5 11. g4 Nxg4 12. hxg4 Bxg4 13. Rg1 h5 14. Bg5 Qd7 15. Qd2 Bxf3 16. Bh4 Nd4 17. Qg5 Nxc2+ 18. Kd2 Nd4 19. Nxd4 Bxd4 20. Qe7+ Qxe7 21. Bxe7+ Kxe7 22. Rxg7+ Ke6 23. Rag1 Bxb2 *", + "Moves": "g1g6", + "MovesSAN": "R1g6#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "2r3k1/5p2/4P1p1/p2Q2P1/P2N1P1p/7P/1r6/6K1 b - - 0 41", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nc3 Bc5 4. Bc4 d5 5. Nxd5 Nxd5 6. Bxd5 c6 7. Bb3 Qf6 8. O-O Bg4 9. d3 Nd7 10. h3 Bh5 11. g4 Bg6 12. c3 h6 13. a4 a5 14. d4 exd4 15. cxd4 Bb6 16. e5 Qe7 17. Be3 Be4 18. Nd2 Bd5 19. Bxd5 cxd5 20. Qf3 Qe6 21. Rac1 Rd8 22. Qg3 h5 23. g5 h4 24. Qg2 g6 25. f4 Qf5 26. Qg4 Qd3 27. Qf3 Bxd4 28. Bxd4 Qxd4+ 29. Qf2 Qd3 30. Rc3 Qf5 31. Nb3 b6 32. Nd4 Qe4 33. Re1 Nc5 34. Rxe4 Nxe4 35. Qc2 Nxc3 36. Qxc3 O-O 37. Qc6 Rfe8 38. Qxb6 Rb8 39. Qc6 Rec8 40. Qxd5 Rxb2 41. e6 *", + "Moves": "c8c1", + "MovesSAN": "Rc1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r1b1r1k1/6pp/p4b2/3p3Q/4p3/P7/2qN1RPP/1R4K1 w - - 0 32", + "PGN": "1. d4 e6 2. e4 d5 3. Nc3 Nf6 4. e5 Ng8 5. Nf3 c5 6. Be3 cxd4 7. Nxd4 a6 8. Bd3 Ne7 9. O-O Nbc6 10. a3 Nxe5 11. f4 Nxd3 12. Qxd3 Nc6 13. Rae1 Be7 14. f5 O-O 15. fxe6 fxe6 16. Nf3 Bf6 17. Bc5 Re8 18. Nd2 b6 19. Bf2 Ne5 20. Qg3 Ng6 21. Ne2 Bxb2 22. Rb1 Be5 23. Qg4 Bf6 24. Bxb6 Qd6 25. Ba5 Qc5+ 26. Rf2 Qxa5 27. Nf4 e5 28. Qe2 Nxf4 29. Rxf4 Qc5+ 30. Rf2 Qxc2 31. Qh5 e4 *", + "Moves": "h5e8", + "MovesSAN": "Qxe8#", + "Themes": "hangingPiece mate mateIn1 middlegame oneMove" + }, + { + "FEN": "1r5r/3nkpp1/1q1Npn1p/p1p5/Q1B1P2P/2P2P2/1P2N1P1/2KR3R b - - 0 22", + "PGN": "1. d4 Nf6 2. Bg5 Ne4 3. h4 h6 4. Bf4 b6 5. Nd2 Bb7 6. f3 Nf6 7. e4 d6 8. Bc4 e6 9. Ne2 Be7 10. c3 c5 11. dxc5 bxc5 12. Qa4+ Bc6 13. Qb3 Nbd7 14. O-O-O Rb8 15. Qc2 Qb6 16. Bb3 a5 17. Nc4 Qa6 18. Bxd6 Bxd6 19. Nxd6+ Ke7 20. Bc4 Qb6 21. a4 Bxa4 22. Qxa4 *", + "Moves": "b6b2", + "MovesSAN": "Qxb2#", + "Themes": "mate mateIn1 middlegame oneMove queensideAttack" + }, + { + "FEN": "2k3r1/p1p1Qp1p/1p3p2/7q/3P4/2P2N2/PP3P1P/R4R1K b - - 0 17", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. d4 b6 4. Nf3 Bb7 5. Bd3 Nc6 6. c3 Nf6 7. O-O g5 8. Bxg5 Rg8 9. Bxf6 exf6 10. Qe2+ Be7 11. Be4 Qh5 12. Nbd2 O-O-O 13. Bxc6 Bxc6 14. Qxe7 Rxg2+ 15. Kxg2 Rg8+ 16. Kh1 Bxf3+ 17. Nxf3 *", + "Moves": "h5f3", + "MovesSAN": "Qxf3#", + "Themes": "endgame kingsideAttack mate mateIn1 oneMove" + }, + { + "FEN": "r5k1/3q1ppp/pp5n/2p5/8/2B3Q1/PP3P1P/2R3K1 w - - 4 27", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 d6 6. O-O Be7 7. Nc3 a6 8. Bf4 Nbd7 9. Re1 Ne4 10. Qc2 Ndf6 11. d5 Nxc3 12. Qxc3 exd5 13. Nd4 O-O 14. cxd5 Bxd5 15. e4 Bb7 16. Rac1 c5 17. Nf5 Nh5 18. Nxe7+ Qxe7 19. Bd2 Rfe8 20. g4 Nf6 21. e5 dxe5 22. Bxb7 Qxb7 23. Rxe5 Rxe5 24. Qxe5 Nxg4 25. Qg3 Qd7 26. Bc3 Nh6 *", + "Moves": "g3g7", + "MovesSAN": "Qxg7#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "8/8/8/1R6/6Pk/5K2/1p6/1r6 w - - 4 50", + "PGN": "1. d4 Nf6 2. c4 c5 3. d5 e6 4. dxe6 fxe6 5. Nc3 g6 6. e4 Nc6 7. Bg5 Bg7 8. Nf3 Qc7 9. Nb5 Qa5+ 10. Qd2 Qxd2+ 11. Bxd2 O-O 12. Nd6 a6 13. Bf4 Nxe4 14. Nxe4 Rxf4 15. Nxc5 Bxb2 16. Rb1 Bc3+ 17. Nd2 Ne5 18. f3 Nxc4 19. Bxc4 Rxc4 20. Ne4 b5 21. Nxc3 Rxc3 22. Ne4 Rc2 23. O-O Rxa2 24. Rfc1 Bb7 25. Nf6+ Kg7 26. Nxd7 Rc8 27. Rxc8 Bxc8 28. Nb6 Bb7 29. Rd1 Bd5 30. Nxd5 exd5 31. Rxd5 b4 32. Rd7+ Kh6 33. Rb7 a5 34. h4 g5 35. hxg5+ Kxg5 36. Kh2 h5 37. Kh3 Kf4 38. g4 hxg4+ 39. fxg4 Rb2 40. Rf7+ Kg5 41. Rf5+ Kg6 42. Rxa5 b3 43. Rb5 Rb1 44. Kh4 Rh1+ 45. Kg3 Rg1+ 46. Kf2 Rb1 47. Kf3 b2 48. Rb6+ Kg5 49. Rb5+ Kh4 *", + "Moves": "b5h5", + "MovesSAN": "Rh5#", + "Themes": "endgame mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "2r2rk1/1pq2ppp/p2bP3/3p4/3Q2P1/4B2P/PPP5/2KR1B1R b - - 0 17", + "PGN": "1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 a6 6. Be3 Qc7 7. Qd2 Nf6 8. f3 Be7 9. O-O-O O-O 10. g4 d5 11. exd5 Nxd5 12. Nxd5 exd5 13. h3 Bd6 14. f4 Nxd4 15. Qxd4 Be6 16. f5 Rac8 17. fxe6 *", + "Moves": "c7c2", + "MovesSAN": "Qxc2#", + "Themes": "mate mateIn1 middlegame oneMove queensideAttack" + }, + { + "FEN": "3r3r/pp1k1p2/1q2p2p/1P4p1/1Q1PN3/8/5PP1/2R3K1 w - - 0 34", + "PGN": "1. e4 c6 2. Nc3 d5 3. d4 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nf3 Nd7 8. Bf4 e6 9. Bd3 Bxd3 10. Qxd3 Qa5+ 11. c3 Ngf6 12. O-O Nd5 13. Bd2 Qc7 14. Rfe1 O-O-O 15. a4 Bd6 16. Ne4 Bf4 17. a5 Bxd2 18. Nexd2 N7f6 19. c4 Nb4 20. Qc3 Na6 21. b4 g5 22. h5 Nxh5 23. Qb2 Nf4 24. b5 Nd3 25. Qb3 Nxe1 26. Rxe1 cxb5 27. cxb5 Nb8 28. Qb2 Qxa5 29. Rc1+ Kd7 30. Ne5+ Ke8 31. Ne4 Qb6 32. Qb4 Nd7 33. Nxd7 Kxd7 *", + "Moves": "e4f6", + "MovesSAN": "Nf6#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "6rk/1r1p1p2/1p3R1B/4Q3/p3P3/P6P/1Pq3P1/5RK1 b - - 0 33", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb3 Nf6 6. Nc3 Bb4 7. f3 O-O 8. Bc4 a5 9. a3 Be7 10. O-O b6 11. Nd5 Bb7 12. Nxe7+ Qxe7 13. Bg5 h6 14. Be3 Ba6 15. Bxa6 Rxa6 16. Qd3 Rfa8 17. Rad1 a4 18. Nc1 Qd8 19. Ne2 R6a7 20. Ng3 Ne7 21. h3 Rb7 22. f4 exf4 23. Rxf4 Ng6 24. Rf2 Rc8 25. Rdf1 Qc7 26. Nf5 Kh7 27. Nxg7 Kxg7 28. Rxf6 Ne5 29. Bxh6+ Kh7 30. Qg3 Rg8 31. Qf4 Qxc2 32. Qf5+ Kh8 33. Qxe5 *", + "Moves": "c2g2", + "MovesSAN": "Qxg2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "4r2k/pQ4pp/8/8/3p3P/1Pb5/P4PP1/4RK2 b - - 0 31", + "PGN": "1. e4 e6 2. d4 d5 3. e5 c5 4. Nf3 Nc6 5. Bb5 Bd7 6. dxc5 Bxc5 7. O-O Nxe5 8. Nxe5 Bxb5 9. Bf4 Nf6 10. Nc3 Bxf1 11. Kxf1 O-O 12. Ng4 Nxg4 13. Qxg4 Kh8 14. Be5 f6 15. Bg3 e5 16. Rd1 d4 17. Ne4 Be7 18. c3 Qb6 19. cxd4 exd4 20. b3 Rac8 21. h4 Rc2 22. Qf5 Ba3 23. Nxf6 Qxf6 24. Qxc2 Bb4 25. Qc4 Bc3 26. Qc7 Qg6 27. Qc5 Re8 28. Be5 Qe4 29. Qb5 Qxe5 30. Qxb7 Qe1+ 31. Rxe1 *", + "Moves": "e8e1", + "MovesSAN": "Rxe1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "6k1/5pp1/3p3p/R7/P7/1KpB3P/3b2r1/2r5 w - - 0 53", + "PGN": "1. e4 e5 2. Nf3 d6 3. Bc4 Nc6 4. O-O h6 5. Nc3 Bg4 6. h3 Bxf3 7. Qxf3 Qf6 8. Qe3 Nd4 9. Bd3 c6 10. Ne2 Nxe2+ 11. Bxe2 Ne7 12. c3 Ng6 13. d4 exd4 14. cxd4 Be7 15. d5 O-O 16. Qf3 Ne5 17. Qxf6 Bxf6 18. f4 Nd7 19. f5 Rae8 20. Bf3 Ne5 21. Bd1 Nd3 22. dxc6 bxc6 23. Bc2 Nxc1 24. Raxc1 Bxb2 25. Rb1 Bd4+ 26. Kh1 c5 27. Rb7 c4 28. Rb4 Rc8 29. Rc1 Be3 30. Rd1 Rfd8 31. Re1 Bd2 32. Rd1 Bxb4 33. Kg1 Bc5+ 34. Kf1 Be3 35. Ke2 Bb6 36. Kd2 c3+ 37. Kc1 Be3+ 38. Kb1 Rb8+ 39. Bb3 Rdc8 40. Kc2 Bd2 41. a3 a5 42. a4 Rb4 43. Rb1 Rxe4 44. Bd5 Re5 45. Rb5 Rxf5 46. Rxa5 Rf2 47. Be4 Be1+ 48. Kd1 Bd2 49. Bc2 Re8 50. Bd3 Re1+ 51. Kc2 Rc1+ 52. Kb3 Rxg2 *", + "Moves": "a5a8", + "MovesSAN": "Ra8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "2r5/8/p5pQ/1p6/2p1q1kP/P7/2P3P1/5R1K w - - 0 30", + "PGN": "1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Bg7 5. Be3 d6 6. Bb5+ Bd7 7. Bxd7+ Nxd7 8. O-O Ngf6 9. Nc3 O-O 10. Re1 a6 11. f4 Rc8 12. f5 b5 13. a3 Nc5 14. fxg6 fxg6 15. b4 e5 16. bxc5 exd4 17. Bxd4 dxc5 18. Bxf6 Bxf6 19. Nd5 Bd4+ 20. Kh1 Bxa1 21. Qxa1 c4 22. Qe5 Re8 23. Nf6+ Kf8 24. Nxe8 Qxe8 25. Qh8+ Kf7 26. Qxh7+ Kf6 27. Rf1+ Kg5 28. h4+ Kg4 29. Qh6 Qxe4 *", + "Moves": "h6g5", + "MovesSAN": "Qg5#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "rn1q1rk1/pp3pp1/1np1p2p/4P1N1/1bPP4/2NQ4/PP4PP/R1B2RK1 w - - 0 13", + "PGN": "1. e4 c6 2. d4 d5 3. f3 dxe4 4. fxe4 Nf6 5. e5 Nd5 6. c4 Nb6 7. Nc3 Bf5 8. Bd3 Bxd3 9. Qxd3 e6 10. Nf3 Bb4 11. O-O O-O 12. Ng5 h6 *", + "Moves": "d3h7", + "MovesSAN": "Qh7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2kr3r/pbppnppp/1p4q1/2B1P3/2B2P2/1QNP4/PP4PP/R4RK1 b - - 0 15", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nd4 4. Nxd4 exd4 5. Qf3 Qf6 6. Qb3 b6 7. O-O Bb7 8. c3 O-O-O 9. cxd4 Qxd4 10. d3 Qf6 11. Nc3 Qg6 12. Be3 Bd6 13. f4 Ne7 14. e5 Bc5 15. Bxc5 *", + "Moves": "g6g2", + "MovesSAN": "Qxg2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "4r1k1/8/6NQ/3p4/p2Pb3/2P5/1q4PP/2R3K1 b - - 0 38", + "PGN": "1. e4 e6 2. d4 c5 3. c3 d5 4. exd5 exd5 5. Be3 c4 6. Nf3 Be6 7. Be2 b5 8. O-O Bd6 9. Nbd2 Nf6 10. b3 O-O 11. a4 cxb3 12. Qxb3 bxa4 13. Qxa4 Bd7 14. Qc2 Re8 15. Rfe1 a6 16. Bg5 a5 17. Bd3 Rxe1+ 18. Rxe1 h6 19. Bh4 Be6 20. Ne5 Nbd7 21. f4 Qc7 22. Ndf3 Rc8 23. Rc1 Ng4 24. Qe2 Ngxe5 25. fxe5 Bf8 26. Bb1 a4 27. Qd3 g6 28. Bg3 Bf5 29. Qe3 Bxb1 30. e6 Ne5 31. Bxe5 Qb7 32. exf7+ Kxf7 33. Bf4 Re8 34. Ne5+ Kg8 35. Bxh6 Be4 36. Qg5 Bxh6 37. Qxh6 Qb2 38. Nxg6 *", + "Moves": "b2g2", + "MovesSAN": "Qxg2#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "3q3r/2pbpp1k/r2p1n1P/6p1/3PP1P1/1Q3PN1/1P6/1K1R3R w - - 1 24", + "PGN": "1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. Be3 Nf6 5. Bc4 O-O 6. f3 Nc6 7. Qd2 a6 8. O-O-O b5 9. Bb3 Na5 10. Kb1 Nxb3 11. cxb3 b4 12. Nce2 a5 13. Bh6 Bd7 14. Bxg7 Kxg7 15. h4 Rh8 16. g4 h6 17. Nh3 a4 18. h5 g5 19. Nxg5 axb3 20. Ng3 Rxa2 21. Qxb4 hxg5 22. Qxb3 Ra6 23. h6+ Kh7 *", + "Moves": "b3f7", + "MovesSAN": "Qxf7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r2r2k1/1b2qpp1/2p4p/pp6/4Pn2/1P1B2QP/PBP3P1/3R2K1 w - - 0 24", + "PGN": "1. e4 d6 2. d3 Nf6 3. Nf3 c6 4. Be2 h6 5. O-O e5 6. Nc3 Be7 7. d4 Qc7 8. dxe5 dxe5 9. h3 O-O 10. b3 b5 11. Bb2 a5 12. Bd3 Rd8 13. Qe2 Nbd7 14. Rad1 Nf8 15. Nh4 N6h7 16. Nf5 Ng6 17. Nxe7+ Qxe7 18. Qe3 Nf6 19. Ne2 Bb7 20. f4 exf4 21. Nxf4 Nxf4 22. Rxf4 Nd5 23. Qg3 Nxf4 *", + "Moves": "g3g7", + "MovesSAN": "Qxg7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "1r5k/p6P/3p1p2/2b2Bp1/P1Q1P1P1/7K/P6R/7q b - - 14 39", + "PGN": "1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f3 c6 5. Be3 b5 6. Qd2 Nbd7 7. h4 h5 8. Nh3 Nb6 9. b3 Bxh3 10. Rxh3 Bg7 11. Be2 Qc7 12. Kf2 b4 13. Na4 Nxa4 14. bxa4 c5 15. Rc1 Nd7 16. c3 bxc3 17. Rxc3 Qa5 18. Bb5 Rd8 19. Qd3 O-O 20. g4 cxd4 21. Bxd4 Ne5 22. Bxe5 Bxe5 23. Rc4 hxg4 24. fxg4 Rc8 25. Rf3 Rxc4 26. Bxc4 Qc5+ 27. Kg2 e6 28. h5 g5 29. h6 Kh7 30. Bxe6 f6 31. Bf5+ Kh8 32. h7 Rb8 33. Rf2 Bd4 34. Rc2 Qe5 35. Qc4 Bc5 36. Qf7 Qd4 37. Qc4 Qg1+ 38. Kh3 Qh1+ 39. Rh2 *", + "Moves": "h1f3", + "MovesSAN": "Qf3#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "r3r2k/p2n1Qbp/1pp2Bp1/4P3/5P2/6PB/Pq5P/5RK1 w - - 0 25", + "PGN": "1. c4 Nf6 2. Nc3 g6 3. g3 d5 4. Bg2 dxc4 5. Qa4+ c6 6. Qxc4 Bg7 7. Nf3 O-O 8. O-O Be6 9. Qa4 Nd5 10. Ng5 Nxc3 11. bxc3 Bd5 12. e4 Be6 13. Nxe6 fxe6 14. Qb3 Qd7 15. Bh3 Kh8 16. Ba3 Qxd2 17. Qxe6 Na6 18. Rad1 Qxc3 19. Bxe7 Rfe8 20. Rd7 Qe5 21. Qf7 b6 22. f4 Qb2 23. e5 Nc5 24. Bf6 Nxd7 *", + "Moves": "f7g7", + "MovesSAN": "Qxg7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r2qk2r/pp2bnQN/2p2p2/3p1b2/2np1P2/8/PPP3PP/RNB1R1K1 w kq - 2 15", + "PGN": "1. e4 e5 2. Bc4 Nc6 3. Nf3 Nf6 4. d4 exd4 5. e5 Ng8 6. Ng5 Nh6 7. Qf3 Nxe5 8. Qe4 f6 9. Nxh7 Be7 10. f4 Nxc4 11. Qg6+ Nf7 12. Qxg7 c6 13. O-O d5 14. Re1 Bf5 *", + "Moves": "h7f6", + "MovesSAN": "Nxf6#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r2qk1r1/5pQ1/2pp1n2/ppb1p3/4P2P/1BNP1b2/PPP2P2/2KR3R w q - 1 17", + "PGN": "1. e4 e5 2. Nc3 Bc5 3. Nf3 d6 4. Bc4 Nf6 5. d3 Bg4 6. Bg5 Nbd7 7. h3 Bh5 8. g4 Bg6 9. Qd2 c6 10. O-O-O b5 11. Bb3 a5 12. h4 h5 13. gxh5 Bxh5 14. Bxf6 Nxf6 15. Qg5 Bxf3 16. Qxg7 Rg8 *", + "Moves": "g7f7", + "MovesSAN": "Qxf7#", + "Themes": "attackingF2F7 mate mateIn1 middlegame oneMove" + }, + { + "FEN": "rn5r/1b1kn1Np/p1q3p1/1P6/2pp4/1B1P2N1/1PP3PP/R1BQ1RK1 b - - 0 18", + "PGN": "1. e4 c5 2. Nc3 b6 3. f4 e6 4. Nf3 Bb7 5. Bc4 Ne7 6. d3 a6 7. a4 d5 8. Bb3 d4 9. Ne2 b5 10. O-O g6 11. Ng3 Bg7 12. f5 exf5 13. exf5 Qc7 14. fxg6 fxg6 15. Ng5 c4 16. Ne6 Qc6 17. Nxg7+ Kd7 18. axb5 *", + "Moves": "c6g2", + "MovesSAN": "Qxg2#", + "Themes": "kingsideAttack master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r2q1rk1/2p2pbp/1p4p1/p2pp1N1/4n2Q/PP1b4/1P1B1PPP/RN2R1K1 w - - 2 18", + "PGN": "1. e4 g6 2. Bc4 Nf6 3. Nf3 Nxe4 4. d3 Nf6 5. Ng5 e6 6. Bf4 Bg7 7. Qf3 O-O 8. Be5 d5 9. Bb3 Nbd7 10. Bf4 a5 11. a3 b6 12. Qh3 e5 13. Bd2 Nc5 14. Qh4 Nxb3 15. cxb3 Ba6 16. O-O Bxd3 17. Re1 Ne4 *", + "Moves": "h4h7", + "MovesSAN": "Qxh7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "6k1/5pBp/p3p1p1/4P3/5Q2/2r3P1/2q4P/1r3R1K w - - 0 32", + "PGN": "1. Nf3 c5 2. g3 Nc6 3. Bg2 Nf6 4. O-O e6 5. Nc3 g6 6. e4 Bg7 7. d3 a6 8. Bg5 Qc7 9. d4 cxd4 10. Nxd4 O-O 11. Nxc6 bxc6 12. Re1 Bb7 13. e5 Nd5 14. Nxd5 cxd5 15. Bf6 Rab8 16. Rb1 Bc6 17. b3 d6 18. f4 dxe5 19. fxe5 Qb6+ 20. Kh1 Rfc8 21. c4 dxc4 22. Bxc6 Qxc6+ 23. Kg1 cxb3 24. axb3 Qc5+ 25. Kh1 Qf2 26. Rf1 Qe3 27. Qf3 Qd2 28. Rfd1 Qc2 29. Rf1 Rc3 30. Qf4 Rbxb3 31. Bxg7 Rxb1 *", + "Moves": "f4f7", + "MovesSAN": "Qxf7#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r7/b1p3kp/1Pp5/P3pb2/4p3/1Q5n/3P2PP/R5RK b - - 0 24", + "PGN": "1. e4 e5 2. Ne2 Nc6 3. c3 Nf6 4. Ng3 d5 5. exd5 Nxd5 6. Be2 Bc5 7. O-O Nf4 8. Bf3 Nd3 9. b4 Bb6 10. a4 a5 11. Ba3 axb4 12. Bxc6+ bxc6 13. cxb4 O-O 14. Nc3 Qd4 15. Nce4 f5 16. a5 Ba7 17. b5 fxe4 18. Bxf8 Nxf2 19. Qb3+ Kh8 20. Bxg7+ Kxg7 21. Nf5+ Bxf5 22. b6 Nh3+ 23. Kh1 Qg1+ 24. Rxg1 *", + "Moves": "h3f2", + "MovesSAN": "Nf2#", + "Themes": "mate mateIn1 middlegame oneMove smotheredMate" + }, + { + "FEN": "2kr3r/ppp2pp1/2Nb1n2/1Q2q2p/6b1/1P6/PBP1PPBP/RN3RK1 b - - 0 13", + "PGN": "1. d4 e5 2. dxe5 d6 3. exd6 Bxd6 4. Nf3 Nc6 5. g3 Nf6 6. Bg2 Bg4 7. O-O Qe7 8. b3 O-O-O 9. Qd3 Bxg3 10. Qb5 Bd6 11. Bb2 h5 12. Nd4 Qe5 13. Nxc6 *", + "Moves": "e5h2", + "MovesSAN": "Qxh2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r2qk2r/pp1bb1pp/2p5/3np1N1/2B5/5Q2/PPP2PPP/R1B1K2R w KQkq - 8 12", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 f5 4. d5 fxe4 5. dxc6 exf3 6. cxd7+ Bxd7 7. Qxf3 c6 8. Bc4 Nf6 9. Nc3 Bd6 10. Ne4 Be7 11. Ng5 Nd5 *", + "Moves": "f3f7", + "MovesSAN": "Qf7#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "3r2k1/5pp1/p3p2p/1b2P3/8/Q4P2/N5PP/3R3K b - - 0 35", + "PGN": "1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. Nf3 c5 6. Bg5 Qc7 7. Bb5 a6 8. Bxd7+ Bxd7 9. O-O Nc6 10. a3 h6 11. Be3 cxd4 12. Bxd4 Be7 13. Rc1 Na5 14. Na2 b5 15. Nd2 Nc4 16. Nxc4 Qxc4 17. b3 Qc7 18. Bb2 Rc8 19. c4 bxc4 20. bxc4 Qb7 21. Qd4 dxc4 22. Ba1 Bc5 23. Qg4 O-O 24. Rfd1 Bxa3 25. Rxc4 Rxc4 26. Qxc4 Bc6 27. Qd3 Be7 28. Rb1 Qa8 29. f3 Rd8 30. Qc3 Bb5 31. Bb2 Qd5 32. Ba3 Bxa3 33. Qxa3 Qd4+ 34. Kh1 Qd1+ 35. Rxd1 *", + "Moves": "d8d1", + "MovesSAN": "Rxd1#", + "Themes": "backRankMate endgame mate mateIn1 oneMove" + }, + { + "FEN": "r3k2r/ppqn1pp1/1Pp1p1p1/8/1P1P2n1/P1N1B2P/2Q1NPP1/2R2RK1 b kq - 0 17", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. d4 c6 4. c4 Qa5+ 5. Nc3 Nf6 6. Be3 Bg4 7. Qc2 e6 8. h3 Bh5 9. Bd3 Bb4 10. Ne2 Nbd7 11. O-O Qc7 12. Rac1 Bg6 13. Bxg6 hxg6 14. a3 Ba5 15. b4 Bb6 16. c5 Ng4 17. cxb6 *", + "Moves": "c7h2", + "MovesSAN": "Qh2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2k5/1pP5/1P6/p5pQ/3q1p1p/P2P2pP/8/4RK1R b - - 2 33", + "PGN": "1. e4 e5 2. c4 Bc5 3. g3 a6 4. Bg2 d6 5. Ne2 Be6 6. d3 Nc6 7. O-O Qd7 8. Nbc3 O-O-O 9. a3 Bh3 10. b4 Bd4 11. Nxd4 Nxd4 12. Be3 Bxg2 13. Kxg2 h5 14. h3 f6 15. f4 exf4 16. Bxd4 fxg3 17. Qf3 h4 18. b5 a5 19. Rab1 Kb8 20. Nd5 Ne7 21. Nf4 Rdf8 22. c5 g5 23. Nd5 Nxd5 24. exd5 f5 25. Bxh8 Rxh8 26. cxd6 f4 27. dxc7+ Kc8 28. Rh1 Re8 29. b6 Re3 30. Qh5 Qxd5+ 31. Kg1 Re1+ 32. Rxe1 Qd4+ 33. Kf1 *", + "Moves": "d4f2", + "MovesSAN": "Qf2#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "6rk/5p1p/2N2pr1/2PP4/3QpP2/5p2/P4P1K/3R2R1 b - - 0 30", + "PGN": "1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nf6 5. c3 g6 6. Bg5 Bg7 7. Nf3 Bf5 8. Bxf5 gxf5 9. Qb3 Nbd7 10. Qxb7 Rb8 11. Qxa7 Rxb2 12. O-O Ne4 13. Qa3 Rb6 14. Nbd2 Rg6 15. Bh4 Ndf6 16. c4 O-O 17. c5 Bh6 18. Nxe4 dxe4 19. Ne5 Rg7 20. Bxf6 exf6 21. Nc6 Qd7 22. d5 Kh8 23. Rad1 Rfg8 24. g3 f4 25. Qc3 f3 26. Kh1 Rg6 27. Qd4 Qh3 28. Rg1 Bf4 29. gxf4 Qxh2+ 30. Kxh2 *", + "Moves": "g6h6", + "MovesSAN": "Rh6#", + "Themes": "endgame master masterVsMaster mate mateIn1 oneMove" + }, + { + "FEN": "r3r1k1/p1b3pp/3q4/8/3QP3/1PB5/1PP3PP/R4R1K b - - 2 28", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Na5 6. Bb5+ Bd7 7. Qe2 Bd6 8. Nc3 O-O 9. d3 c6 10. dxc6 bxc6 11. Ba4 Nb7 12. O-O Nc5 13. Bb3 Nxb3 14. axb3 Bg4 15. f3 Bh5 16. Nge4 Nxe4 17. Nxe4 Bc7 18. Bd2 f5 19. Nc5 Bf7 20. Bc3 e4 21. dxe4 fxe4 22. Nxe4 Re8 23. Kh1 Bg6 24. Qc4+ Bf7 25. Qxc6 Bd5 26. Qa4 Bxe4 27. fxe4 Qd6 28. Qd4 *", + "Moves": "d6h2", + "MovesSAN": "Qxh2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r4rk1/pp3ppp/8/1Bb1B3/3p1Nn1/3P3q/PP3P2/R2Q1RK1 b - - 3 16", + "PGN": "1. c4 d5 2. cxd5 c6 3. dxc6 Nxc6 4. Nc3 e5 5. e4 Nf6 6. Nf3 Bc5 7. h3 O-O 8. Bb5 Nd4 9. Nxd4 exd4 10. Ne2 Nxe4 11. O-O Qh4 12. d3 Nf6 13. Bf4 Bxh3 14. gxh3 Qxh3 15. Be5 Ng4 16. Nf4 *", + "Moves": "h3h2", + "MovesSAN": "Qh2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r4k1r/pbp2ppp/1p1b1n2/5qN1/2Q5/2NpR2P/PP1B1PP1/R5K1 w - - 3 16", + "PGN": "1. e4 e6 2. c4 d5 3. cxd5 exd5 4. Qb3 dxe4 5. Bc4 Qd7 6. Nh3 Nc6 7. Ng5 Ne5 8. d3 exd3 9. O-O Nxc4 10. Qxc4 Bd6 11. Re1+ Kf8 12. Nc3 Nf6 13. Bd2 b6 14. h3 Bb7 15. Re3 Qf5 *", + "Moves": "c4f7", + "MovesSAN": "Qxf7#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3r3k/1pp3pp/p7/8/1P2p1b1/P5Q1/5rPP/1NKR4 b - - 0 27", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. c3 Nxe4 7. Re1 Nc5 8. Bc2 e4 9. Nd4 d5 10. b4 Nxd4 11. cxd4 Ne6 12. Bb2 O-O 13. f3 f5 14. a3 Bf6 15. d3 Nxd4 16. dxe4 dxe4 17. Bb3+ Nxb3 18. Qxb3+ Kh8 19. Bxf6 Qxf6 20. fxe4 Qxa1 21. Kf2 fxe4+ 22. Ke2 Bg4+ 23. Kd2 Rad8+ 24. Kc2 Rf2+ 25. Kc1 Qd4 26. Qg3 Qd1+ 27. Rxd1 *", + "Moves": "d8d1", + "MovesSAN": "Rxd1#", + "Themes": "endgame master mate mateIn1 oneMove queensideAttack" + }, + { + "FEN": "2k3r1/ppp2R2/7p/6r1/4P3/P1N4K/1P5P/7R b - - 0 27", + "PGN": "1. d4 d5 2. c4 e5 3. cxd5 Qxd5 4. dxe5 Qxd1+ 5. Kxd1 Nc6 6. f4 f6 7. Nf3 Bf5 8. Nc3 O-O-O+ 9. Bd2 Bb4 10. Ke1 fxe5 11. fxe5 Nge7 12. a3 Bc5 13. e4 Bg4 14. Ng5 h6 15. Nf7 Bf2+ 16. Kxf2 Rhf8 17. Kg3 Rxd2 18. Nxh6 gxh6 19. Kxg4 Nxe5+ 20. Kh5 Nf7 21. Bc4 Rxg2 22. Raf1 Rg5+ 23. Kh4 Ng6+ 24. Kh3 Nge5 25. Bxf7 Nxf7 26. Rf6 Rfg8 27. Rxf7 *", + "Moves": "g5h5", + "MovesSAN": "Rh5#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "2r2r2/1p3p1p/p2pb3/6Bk/1n2P3/1P3P1N/P5R1/1K3B2 w - - 5 28", + "PGN": "1. e4 c5 2. c3 a6 3. d4 cxd4 4. cxd4 d6 5. Nc3 Nc6 6. Be2 e6 7. d5 exd5 8. Nxd5 Nf6 9. Bg5 Be7 10. Nxe7 Qxe7 11. f3 Qe5 12. h4 O-O 13. Be3 Nd7 14. Qd2 Qg3+ 15. Bf2 Qxg2 16. Rh3 Nde5 17. Rg3 Qh1 18. O-O-O Be6 19. b3 Rac8 20. Kb1 Ng6 21. Nh3 Qh2 22. Bf1 Nxh4 23. Rxg7+ Kxg7 24. Bxh4 Qxd2 25. Rxd2 Nb4 26. Rg2+ Kh6 27. Bg5+ Kh5 *", + "Moves": "h3f4", + "MovesSAN": "Nf4#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "1k1r4/ppp3r1/4p1p1/7p/4PPn1/1P6/PBP3PP/3R2K1 w - - 0 24", + "PGN": "1. f4 d5 2. Nf3 Bg4 3. e3 Nf6 4. Be2 e6 5. O-O h5 6. Ne5 Bxe2 7. Qxe2 Nbd7 8. Nxd7 Qxd7 9. b3 Be7 10. Bb2 g6 11. d3 Rh7 12. Nd2 O-O-O 13. Nf3 Rdh8 14. Ng5 Rg7 15. Rad1 Bd8 16. e4 dxe4 17. dxe4 Rf8 18. Rxd7 Kxd7 19. Rd1+ Kc8 20. Qd3 Ng4 21. Qd7+ Kb8 22. Nxe6 fxe6 23. Qxd8+ Rxd8 *", + "Moves": "d1d8", + "MovesSAN": "Rxd8#", + "Themes": "backRankMate endgame mate mateIn1 oneMove" + }, + { + "FEN": "r1q2bkr/p2n3p/1p6/2pb1N2/2BP2n1/8/PPP2PPP/R1B1R1K1 w - - 0 17", + "PGN": "1. e4 c6 2. Nf3 d5 3. Nc3 e6 4. d4 b6 5. Bd3 Bb7 6. O-O dxe4 7. Nxe4 Nd7 8. Re1 Be7 9. Ne5 Ngf6 10. Nxf7 Kxf7 11. Ng5+ Kg8 12. Nxe6 Qc8 13. Nxg7 Bf8 14. Nf5 c5 15. Bc4+ Bd5 16. Qg4+ Nxg4 *", + "Moves": "c4d5", + "MovesSAN": "Bxd5#", + "Themes": "hangingPiece master masterVsMaster mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2r5/7p/1p2N3/p2R4/1k1p4/1P6/5PPP/7K b - - 0 33", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. c3 e5 4. d4 cxd4 5. cxd4 Nf6 6. d5 Ne7 7. Nxe5 Nxe4 8. Qd4 Qa5+ 9. Nc3 Nxc3 10. bxc3 Qxd5 11. Qxd5 Nxd5 12. Bc4 Nxc3 13. Bxf7+ Kd8 14. Bg5+ Be7 15. Bxe7+ Kxe7 16. Bb3 d6 17. Nc4 Be6 18. O-O Ne2+ 19. Kh1 Nd4 20. Rfe1 Nxb3 21. axb3 d5 22. Na5 b6 23. Nc6+ Kd6 24. Nd4 Rhe8 25. Re3 a5 26. Rae1 Bf7 27. Nf5+ Kc5 28. Nxg7 Rxe3 29. Rxe3 d4 30. Rf3 Bd5 31. Rf5 Rc8 32. Ne6+ Kb4 33. Rxd5 *", + "Moves": "c8c1", + "MovesSAN": "Rc1#", + "Themes": "backRankMate endgame mate mateIn1 oneMove" + }, + { + "FEN": "4k3/1p2r3/p2nPR2/2p4r/2P5/1P6/PK4R1/8 w - - 1 42", + "PGN": "1. e4 c6 2. d4 d5 3. Nc3 a6 4. h3 dxe4 5. Nxe4 Bf5 6. Ng3 Bg6 7. Nf3 h6 8. Bd3 Bxd3 9. Qxd3 Nf6 10. Bf4 e6 11. O-O-O Nbd7 12. Ne4 Nxe4 13. Qxe4 Nf6 14. Qe2 Nd5 15. Be5 Nf6 16. g4 Bd6 17. g5 hxg5 18. Nxg5 Bxe5 19. dxe5 Nd5 20. Qg4 Qb6 21. Nxe6 fxe6 22. Qxe6+ Kf8 23. Qd6+ Kg8 24. e6 Rd8 25. Qe5 Re8 26. Rhg1 Rh7 27. f4 Qe3+ 28. Qxe3 Nxe3 29. Rde1 Nd5 30. f5 Rxh3 31. c4 Nf6 32. b3 Rh5 33. Ref1 Rh2 34. Kb1 Re7 35. Rg6 Rh5 36. Kb2 Kf8 37. Kc3 c5 38. Rg2 Ne4+ 39. Kb2 Nd6 40. f6 gxf6 41. Rxf6+ Ke8 *", + "Moves": "g2g8", + "MovesSAN": "Rg8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r3r1k1/1pp2ppp/p1q5/6R1/3Q1Pn1/2N5/PPPR2PP/6K1 b - - 4 18", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. Nc3 Bc5 5. O-O d6 6. d4 exd4 7. Nxd4 Bd7 8. Be3 Nxd4 9. Bxd7+ Qxd7 10. Bxd4 Bxd4 11. Qxd4 O-O 12. Rad1 Rfe8 13. Rfe1 a6 14. e5 Qe6 15. f4 dxe5 16. Rxe5 Qc6 17. Rd2 Ng4 18. Rg5 *", + "Moves": "e8e1", + "MovesSAN": "Re1#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "1r3rk1/pb2Bpp1/1p1p2qp/2P5/7Q/1PP5/2P2PPP/R3R1K1 b - - 1 22", + "PGN": "1. e4 e5 2. Bc4 Nf6 3. Nc3 Nxe4 4. Qh5 Ng5 5. d3 Ne6 6. Qxe5 Nc6 7. Qh5 Ncd4 8. Bb3 Nxb3 9. axb3 Bb4 10. Nf3 Bxc3+ 11. bxc3 Qf6 12. d4 d6 13. O-O b6 14. Qd5 Rb8 15. Re1 Bb7 16. Qb5+ c6 17. Qh5 O-O 18. Ng5 Nxg5 19. Bxg5 Qg6 20. Qh4 c5 21. dxc5 h6 22. Be7 *", + "Moves": "g6g2", + "MovesSAN": "Qxg2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "6k1/r4ppp/4p3/4PnB1/1r4P1/5N2/5P1P/2R3K1 w - - 0 29", + "PGN": "1. e4 e6 2. d4 d5 3. e5 c5 4. Nf3 cxd4 5. Qxd4 Nc6 6. Bb5 Bd7 7. Bxc6 bxc6 8. Bg5 Qc7 9. b4 Ne7 10. Nbd2 Nf5 11. Qb2 Rb8 12. a3 c5 13. c3 Bb5 14. a4 cxb4 15. cxb4 Bc4 16. b5 a6 17. Nxc4 dxc4 18. Qc3 Bc5 19. O-O O-O 20. bxa6 Bb4 21. Qc2 Ra8 22. Rfc1 c3 23. Rab1 Rfb8 24. g4 Qc6 25. a7 Rxa7 26. Qxc3 Qxa4 27. Rxb4 Qxb4 28. Qxb4 Rxb4 *", + "Moves": "c1c8", + "MovesSAN": "Rc8#", + "Themes": "backRankMate endgame mate mateIn1 oneMove" + }, + { + "FEN": "r3r1k1/p1b2pp1/2pq3p/P2p4/1P1P4/3QB3/5PPP/1R3RK1 b - - 4 22", + "PGN": "1. d4 d5 2. c4 e6 3. Nf3 Nc6 4. Nc3 Bd7 5. cxd5 exd5 6. e4 dxe4 7. Nxe4 Bb4+ 8. Nc3 Nf6 9. Bg5 O-O 10. Bd3 Re8+ 11. Be2 Bg4 12. O-O Bxf3 13. Bxf3 h6 14. Bxc6 bxc6 15. Be3 Nd5 16. Nxd5 cxd5 17. a3 Ba5 18. b4 Bb6 19. a4 c6 20. a5 Bc7 21. Qd3 Qd6 22. Rab1 *", + "Moves": "d6h2", + "MovesSAN": "Qxh2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "4kb1r/1r3pp1/p1N1pnbp/4n3/8/2N3P1/PP3P1P/R1BR2K1 w k - 0 16", + "PGN": "1. Nf3 Nf6 2. g3 d5 3. Bg2 c6 4. O-O Bf5 5. d3 Nbd7 6. c4 e6 7. cxd5 cxd5 8. Nc3 h6 9. Nd4 Bg6 10. e4 dxe4 11. dxe4 a6 12. e5 Nxe5 13. Bxb7 Ra7 14. Nc6 Qxd1 15. Rxd1 Rxb7 *", + "Moves": "d1d8", + "MovesSAN": "Rd8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "1r2r1k1/2p2ppp/pb2b3/1p3q2/1P6/P1QP2P1/1B3PBP/R4RK1 w - - 1 22", + "PGN": "1. b3 d5 2. Bb2 Nc6 3. Nf3 Nf6 4. e3 e6 5. Nc3 Bb4 6. Qe2 O-O 7. g3 Re8 8. Bg2 e5 9. O-O Bg4 10. Qb5 Rb8 11. a3 a6 12. Qa4 Ba5 13. b4 b5 14. Qb3 Bb6 15. d3 d4 16. exd4 Nxd4 17. Nxd4 exd4 18. Ne4 Be6 19. Nxf6+ Qxf6 20. c4 dxc3 21. Qxc3 Qf5 *", + "Moves": "c3g7", + "MovesSAN": "Qxg7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r3k2r/ppp2ppp/2nbp3/3p4/Q2Pb2R/2P1nP2/PP1NB3/R1B1K1N1 b Qkq - 0 11", + "PGN": "1. d4 Nf6 2. Nd2 d5 3. e3 Bf5 4. c3 Nc6 5. Be2 e6 6. h4 Bd6 7. g4 Be4 8. f3 Nxg4 9. Rh3 Nxe3 10. Qa4 Qxh4+ 11. Rxh4 *", + "Moves": "d6g3", + "MovesSAN": "Bg3#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1bqk2r/ppp1bppp/2n5/3pN3/2BPn3/2P2Q2/P4PPP/RNB1K2R w KQkq - 0 9", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bxb4 5. c3 Be7 6. d4 Nf6 7. Nxe5 Nxe4 8. Qf3 d5 *", + "Moves": "f3f7", + "MovesSAN": "Qxf7#", + "Themes": "attackingF2F7 mate mateIn1 oneMove opening" + }, + { + "FEN": "r3r1k1/p1p2ppp/2pb4/3pB1q1/1P6/P2BPb2/2PPN1PP/R3QRK1 b - - 0 17", + "PGN": "1. b4 e5 2. a3 Nf6 3. Bb2 Be7 4. Bxe5 O-O 5. e3 d6 6. Bc3 Bg4 7. f3 Bh5 8. Bd3 Nc6 9. Ne2 d5 10. O-O Bd6 11. Nd4 Re8 12. Nxc6 bxc6 13. Qe1 Nd7 14. Bb2 Qg5 15. Nc3 Ne5 16. Ne2 Bxf3 17. Bxe5 *", + "Moves": "g5g2", + "MovesSAN": "Qxg2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "4rr2/pp3pk1/7R/2ppbRpP/6N1/6P1/P5K1/8 w - - 0 34", + "PGN": "1. Nf3 c6 2. g3 d5 3. Bg2 Bf5 4. d3 e6 5. O-O Nf6 6. Nbd2 h6 7. e4 Bh7 8. e5 Nfd7 9. d4 Nb6 10. c3 Be7 11. Nb3 Nc4 12. Nfd2 Nxd2 13. Bxd2 Nd7 14. f4 Nb6 15. Bh3 Nc4 16. f5 Bxf5 17. Bxf5 exf5 18. Rxf5 Nxb2 19. Qf3 O-O 20. h4 Nc4 21. Qg4 Nxd2 22. Nxd2 g6 23. h5 g5 24. Nf1 Qa5 25. Qf3 Ba3 26. Nh2 Bb2 27. Rf1 Qxc3 28. Ng4 Qxf3 29. R1xf3 Bxd4+ 30. Kg2 Kg7 31. Rf6 Rae8 32. R3f5 c5 33. Rxh6 Bxe5 *", + "Moves": "f5g5", + "MovesSAN": "Rxg5#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "1R6/p7/1p2Nppk/4p2p/4Pb2/2P2P1P/Pr3P2/4K3 w - - 2 31", + "PGN": "1. Nf3 Nf6 2. d4 g6 3. Bg5 Bg7 4. Nbd2 d6 5. e4 h6 6. Bh4 O-O 7. Bc4 Nc6 8. c3 e5 9. dxe5 dxe5 10. Bxf6 Qxf6 11. Qe2 Nd8 12. O-O Ne6 13. Bxe6 Bxe6 14. Nc4 Bg4 15. Ne3 Bxf3 16. Qxf3 Qxf3 17. gxf3 Rad8 18. Rfd1 c6 19. Kf1 h5 20. Ke2 Bh6 21. Nc4 f6 22. Na5 Rxd1 23. Rxd1 Rf7 24. Rd8+ Kg7 25. Rb8 Bf4 26. h3 b6 27. Nxc6 Rd7 28. Nd8 Rd2+ 29. Ke1 Rxb2 30. Ne6+ Kh6 *", + "Moves": "b8h8", + "MovesSAN": "Rh8#", + "Themes": "anastasiaMate endgame master mate mateIn1 oneMove" + }, + { + "FEN": "8/8/4p3/3r4/4k1p1/3p1nP1/P1pQ1K2/8 w - - 4 55", + "PGN": "1. d4 d6 2. c4 g6 3. Nc3 Bg7 4. Nf3 h6 5. e4 a6 6. Be2 Nc6 7. O-O Bg4 8. d5 Nb8 9. h3 Bc8 10. Be3 e5 11. dxe6 Bxe6 12. Nd4 Ne7 13. Nxe6 fxe6 14. Bg4 Qd7 15. Bd4 O-O 16. Nd5 Nbc6 17. Bxg7 Kxg7 18. Qd2 Ne5 19. Nxe7 Qxe7 20. Be2 g5 21. Qc3 Kh7 22. Rad1 Rad8 23. c5 Ng6 24. Bg4 Nf4 25. cxd6 cxd6 26. e5 d5 27. Qa3 Qxa3 28. bxa3 h5 29. Bf3 Kh6 30. Kh2 Rc8 31. Rc1 b5 32. Rfd1 Rc4 33. g3 Ng6 34. Be2 Rxf2+ 35. Kg1 Rxe2 36. Rxc4 bxc4 37. Rb1 Nxe5 38. Rb6 Nf3+ 39. Kf1 Re4 40. Kf2 g4 41. hxg4 hxg4 42. Rxa6 c3 43. Rc6 d4 44. a4 Kg5 45. a5 Kf5 46. a6 Re5 47. a7 Ra5 48. Rc5+ Rxc5 49. a8=Q c2 50. Qf8+ Ke4 51. Qa8+ Rd5 52. Qa3 d3 53. Qb4+ Nd4 54. Qd2 Nf3 *", + "Moves": "d2f4", + "MovesSAN": "Qf4#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "3r1rk1/1pq1b1pp/p1n1p3/5p2/2P1B1Q1/1P5P/PB3PP1/R4RK1 w - - 0 17", + "PGN": "1. e4 c6 2. Nf3 d5 3. exd5 cxd5 4. d3 Bg4 5. Be2 e6 6. h3 Bxf3 7. Bxf3 Nf6 8. Nd2 Be7 9. O-O Nc6 10. b3 O-O 11. Bb2 a6 12. c4 dxc4 13. dxc4 Qc7 14. Ne4 Nxe4 15. Bxe4 Rad8 16. Qg4 f5 *", + "Moves": "g4g7", + "MovesSAN": "Qxg7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r3q1k1/2p5/pb6/1p1N1Qp1/1P6/P5B1/5PPP/4R1K1 b - - 0 35", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 Nge7 4. O-O a6 5. Ba4 b5 6. Bb3 Bb7 7. c3 h6 8. Re1 Ng6 9. d4 exd4 10. cxd4 Bb4 11. Bd2 O-O 12. Nc3 Kh8 13. a3 Ba5 14. Qc1 d6 15. Bxh6 Qf6 16. e5 dxe5 17. dxe5 Qf5 18. Bc2 Qh5 19. Bxg6 Qxg6 20. Bf4 Nd4 21. Nh4 Nf3+ 22. Nxf3 Bxf3 23. Bg3 Bb7 24. Ne2 f5 25. Nf4 Qe8 26. b4 Bb6 27. e6 Kh7 28. Qc2 Be4 29. Rxe4 fxe4 30. Qxe4+ Kg8 31. Ng6 Rf6 32. Nf4 g5 33. Nd5 Rxe6 34. Qf5 Re1+ 35. Rxe1 *", + "Moves": "e8e1", + "MovesSAN": "Qxe1#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "4kr2/4p2R/3pK1P1/3P4/4P3/8/8/8 b - - 2 59", + "PGN": "1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. Nc3 d6 6. e4 axb5 7. Bxb5+ Bd7 8. Qc2 g6 9. a4 Bg7 10. Nge2 O-O 11. O-O Na6 12. Bxa6 Rxa6 13. b3 Qb6 14. Rb1 Rb8 15. Kh1 Qb4 16. f3 Raa8 17. Bd2 Qb7 18. Bg5 h6 19. Be3 Bc8 20. Nb5 Qd7 21. Nec3 Ba6 22. Qd2 Ne8 23. Bxh6 Bxb5 24. Nxb5 Nc7 25. Bxg7 Kxg7 26. Qc3+ Kg8 27. Nxc7 Qxc7 28. f4 Qb6 29. f5 Qb4 30. Qf3 Rf8 31. fxg6 fxg6 32. Qg4 Kg7 33. Qe6 Qb7 34. h4 Rad8 35. g3 Qd7 36. Qxd7 Rxd7 37. Kg2 Rb8 38. Rf2 Rdb7 39. Rfb2 c4 40. b4 c3 41. Rc2 Rxb4 42. Rxb4 Rxb4 43. Rxc3 Rxa4 44. Kf3 Kf6 45. Kf4 Ra8 46. g4 Rh8 47. Rh3 Rg8 48. g5+ Kf7 49. h5 gxh5 50. Rxh5 Kg6 51. Rh6+ Kg7 52. Re6 Kf7 53. Kf5 Rh8 54. Rh6 Rg8 55. Rh7+ Ke8 56. Ke6 Rg6+ 57. Kf5 Rg8 58. g6 Rf8+ 59. Ke6 *", + "Moves": "f8f6", + "MovesSAN": "Rf6#", + "Themes": "endgame mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "rn2k2r/pp3ppp/3b4/2p1q3/8/2PQB3/PP3PPP/RN3RK1 b kq - 0 12", + "PGN": "1. e4 c5 2. c3 e5 3. Nf3 d5 4. Nxe5 dxe4 5. Bc4 Nh6 6. Qb3 Qf6 7. d4 exd3 8. Bxh6 Qxe5+ 9. Be3 Be6 10. O-O Bxc4 11. Qxc4 Bd6 12. Qxd3 *", + "Moves": "e5h2", + "MovesSAN": "Qxh2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2k5/1p2q3/2p3p1/p2Q1p2/3P1N2/1KR1P3/P6r/8 b - - 0 34", + "PGN": "1. d4 c6 2. Bf4 d5 3. e3 Bf5 4. Bd3 Bg6 5. Bxg6 hxg6 6. Nf3 Nd7 7. c3 f6 8. Qd3 f5 9. Nbd2 Ngf6 10. Ne5 Nxe5 11. Bxe5 e6 12. Nf3 Bd6 13. O-O-O Qc7 14. g4 Nxg4 15. Bxg7 Nxf2 16. Qe2 Nxd1 17. Bxh8 Nxc3 18. bxc3 Ba3+ 19. Kc2 Qb6 20. Rb1 Qc7 21. Be5 Qh7 22. Rb3 Bf8 23. Ng5 Qe7 24. Bf4 Bh6 25. h4 O-O-O 26. Kb2 Rh8 27. c4 Bg7 28. cxd5 exd5 29. Qf3 Rxh4 30. Rc3 Bh6 31. Nh3 Bxf4 32. Nxf4 Rh2+ 33. Kb3 a5 34. Qxd5 *", + "Moves": "e7b4", + "MovesSAN": "Qb4#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "3q1k1r/Q5p1/3NpbP1/n2p3p/5B2/3bP3/PP3P1P/4K2R w K - 4 23", + "PGN": "1. Nf3 Nf6 2. d4 d5 3. c4 c6 4. cxd5 cxd5 5. Nc3 Nc6 6. Bf4 a6 7. e3 e6 8. Ne5 Bd7 9. Rc1 Rc8 10. Bd3 Be7 11. g4 h5 12. g5 Ng4 13. g6 Ngxe5 14. dxe5 f6 15. exf6 Bxf6 16. Qb3 b5 17. Bxb5 axb5 18. Nxb5 Kf8 19. Nd6 Na5 20. Rxc8 Bxc8 21. Qb8 Ba6 22. Qa7 Bd3 *", + "Moves": "a7f7", + "MovesSAN": "Qf7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r2q1rk1/1pp2p1p/pnn3p1/3p1N2/4PP1b/P1B4P/1PQ2P2/2R1KBR1 w - - 0 22", + "PGN": "1. d4 d5 2. c4 Nc6 3. Nf3 Bg4 4. Nc3 e6 5. h3 Bxf3 6. gxf3 Bb4 7. e3 Nf6 8. Bd2 O-O 9. Ne2 Be7 10. Qb3 dxc4 11. Qxc4 a6 12. Rc1 Nd5 13. a3 Bd6 14. e4 Nb6 15. Qc2 Be7 16. Bc3 Bg5 17. f4 Bh4 18. Rg1 Nc4 19. Ng3 Nb6 20. d5 exd5 21. Nf5 g6 *", + "Moves": "f5h6", + "MovesSAN": "Nh6#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "4R3/1p3r1k/6p1/7p/3B2bK/P7/1P6/8 w - - 23 76", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. O-O Bg7 5. Re1 Nf6 6. e5 Nd5 7. Nc3 Nc7 8. Bxc6 dxc6 9. Ne4 Ne6 10. d3 Qc7 11. h4 Bxe5 12. Nxe5 Qxe5 13. Ng5 Qd6 14. Qf3 Nxg5 15. Bxg5 Be6 16. Bf4 Qd5 17. Qe3 O-O 18. c4 Qd4 19. Qg3 h5 20. Be5 Qg4 21. Qh2 Rfd8 22. Re3 Rd7 23. Rg3 Qe2 24. Re3 Qc2 25. Qg3 Rad8 26. Qg5 Bf5 27. Bc3 f6 28. Qh6 e5 29. Rg3 Rg7 30. Rc1 Qe2 31. Re3 Qg4 32. Rf3 Rxd3 33. Rxd3 Bxd3 34. Qe3 Qe4 35. Qxc5 Qxh4 36. Qxa7 Be4 37. Qe3 Rd7 38. Re1 Bf5 39. Qa7 Qxc4 40. a3 Qg4 41. Qb8+ Kh7 42. Qe8 Kg7 43. Bb4 Rf7 44. f3 Qd4+ 45. Kh2 Qd7 46. Qa8 Qd5 47. Qa7 e4 48. fxe4 Bxe4 49. Qe3 Bxg2 50. Qg3 Be4 51. Rg1 Bf5 52. Bc3 Bg4 53. Rg2 Qg5 54. Kg1 Kh7 55. Qf2 Rd7 56. Bd2 Qf5 57. Qf1 Qb5 58. Qxb5 cxb5 59. Bc3 Rc7 60. Rf2 Rd7 61. Rxf6 Rd1+ 62. Kf2 Rd7 63. Rb6 Kh6 64. Rxb5 Kh7 65. Bd2 Rf7+ 66. Kg3 Re7 67. Bg5 Rd7 68. Re5 Rf7 69. Bf4 Rd7 70. Be3 Rg7 71. Rg5 Rf7 72. Re5 Rf3+ 73. Kh4 Rf7 74. Re8 Rg7 75. Bd4 Rf7 *", + "Moves": "e8h8", + "MovesSAN": "Rh8#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "r3k2r/1b1n1pp1/p3pn2/1p2N1q1/P1pP3p/2P1Q3/1PB2PPP/R3RNK1 b kq - 3 19", + "PGN": "1. d4 Nf6 2. Nf3 e6 3. Bf4 d5 4. e3 Nbd7 5. Bd3 Nb6 6. c3 c5 7. Nbd2 c4 8. Bc2 Bd6 9. Bxd6 Qxd6 10. O-O Nbd7 11. e4 dxe4 12. Nxe4 Qf4 13. Qe2 b5 14. a4 Bb7 15. Ng3 a6 16. Rfe1 h5 17. Ne5 h4 18. Nf1 Qg5 19. Qe3 *", + "Moves": "g5g2", + "MovesSAN": "Qxg2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "4k2r/pp3pb1/2p5/2P1p1B1/4q3/5rPp/PP1QNn1K/R4R2 w k - 0 32", + "PGN": "1. Nf3 Nf6 2. d4 g6 3. c4 Bg7 4. Nc3 d6 5. e4 c6 6. Be2 Nbd7 7. O-O Qc7 8. h3 e5 9. Be3 Nh5 10. dxe5 dxe5 11. Qd2 h6 12. Rfd1 Nf4 13. Bf1 Nf6 14. Kh2 g5 15. g3 g4 16. Ng1 Nxh3 17. Nxh3 gxh3 18. Bxh3 Bxh3 19. Kxh3 Qc8+ 20. Kg2 Qg4 21. f3 Qe6 22. c5 h5 23. Ne2 h4 24. Rh1 Rd8 25. Qb4 h3+ 26. Kh2 Rd3 27. Bg5 Rxf3 28. Rhf1 Ng4+ 29. Kh1 Nf2+ 30. Kh2 Qg4 31. Qd2 Qxe4 *", + "Moves": "d2d8", + "MovesSAN": "Qd8#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "6k1/p5r1/4p1Q1/3pPp2/3n4/2Nq2P1/1P3PK1/7R w - - 2 37", + "PGN": "1. e4 c5 2. c3 e6 3. d4 cxd4 4. cxd4 d5 5. e5 Ne7 6. Bd3 h6 7. Nf3 Ng6 8. O-O Be7 9. Bb5+ Nd7 10. Qb3 O-O 11. Nc3 Nb6 12. a4 Bd7 13. a5 Bxb5 14. Qxb5 Nc4 15. Qxb7 Nxa5 16. Rxa5 Qxa5 17. Qxe7 Qa6 18. Qc5 f6 19. h4 f5 20. h5 Nh8 21. Nh4 Nf7 22. Ng6 Rfc8 23. Ne7+ Kh7 24. Nxc8 Rxc8 25. Qe7 Nd8 26. Bxh6 Kxh6 27. g3 Nc6 28. Qh4 Nb4 29. Kg2 Nc2 30. Rc1 Qd3 31. Qf4+ Kh7 32. Qg5 Nxd4 33. Qg6+ Kh8 34. h6 Rg8 35. hxg7+ Rxg7 36. Rh1+ Kg8 *", + "Moves": "g6e8", + "MovesSAN": "Qe8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "8/4kp2/1n2rp1Q/4p3/2N4P/1PKP4/5q1P/R5R1 b - - 1 37", + "PGN": "1. e4 Nc6 2. Bc4 e6 3. d3 Ne5 4. Bb3 Ng6 5. Nc3 Bb4 6. Bd2 c6 7. Qg4 h5 8. Qg3 h4 9. Qg4 Nf6 10. Qf3 Qc7 11. O-O-O Ne5 12. Qe2 Ng6 13. Nh3 d5 14. exd5 Bxc3 15. Bxc3 cxd5 16. Bxf6 gxf6 17. Bxd5 Kf8 18. Bb3 Bd7 19. g3 e5 20. Ng1 Kg7 21. Nf3 a5 22. a4 Rhe8 23. gxh4 Nf4 24. Qe3 Be6 25. Bxe6 Rxe6 26. Nd2 Rc8 27. Nc4 Qd7 28. b3 Nd5 29. Rhg1+ Kf8 30. Qh6+ Ke7 31. Kb2 b5 32. axb5 Qxb5 33. Ra1 Nb6 34. Nxa5 Rxc2+ 35. Kxc2 Qc5+ 36. Nc4 Qxf2+ 37. Kc3 *", + "Moves": "b6d5", + "MovesSAN": "Nd5#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r4r1k/1bq2ppp/p2b4/5N2/3ppP2/6Q1/PP4PP/R1B2RK1 w - - 0 19", + "PGN": "1. c4 c5 2. Nc3 Nc6 3. e3 e6 4. Nf3 Nf6 5. d4 d5 6. cxd5 exd5 7. Bb5 a6 8. Bxc6+ bxc6 9. Ne5 Qc7 10. O-O cxd4 11. exd4 Bd6 12. f4 O-O 13. Qe1 Bb7 14. Qg3 c5 15. Ng4 Ne4 16. Nxe4 dxe4 17. Nh6+ Kh8 18. Nf5 cxd4 *", + "Moves": "g3g7", + "MovesSAN": "Qxg7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r3q1k1/2p2ppp/1p6/p7/2B5/P1bP1Q2/5PPP/1RB3K1 b - - 0 18", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Be7 5. c3 b6 6. a3 Bb7 7. O-O O-O 8. Nbd2 a5 9. Re1 d5 10. exd5 Nxd5 11. Nxe5 Nxe5 12. Rxe5 Bf6 13. Re1 Nxc3 14. bxc3 Bxc3 15. Rb1 Re8 16. Rxe8+ Qxe8 17. Nf3 Bxf3 18. Qxf3 *", + "Moves": "e8e1", + "MovesSAN": "Qe1#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/5k2/5p2/1pNp4/1P1P2Pp/2P1RKbP/2r5/8 b - - 6 48", + "PGN": "1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nc6 5. c3 Nf6 6. h3 g6 7. Nf3 Bf5 8. Ne5 Bxd3 9. Nxd3 Bg7 10. Bf4 O-O 11. O-O e6 12. Nd2 Ne7 13. Re1 Nf5 14. Qf3 Nd6 15. Bg5 h6 16. Bh4 g5 17. Bg3 Nde4 18. Nxe4 Nxe4 19. Be5 f6 20. Bh2 b6 21. Qe2 Re8 22. f3 Nd6 23. Qc2 Qd7 24. Nf2 Nf5 25. Re2 Rac8 26. Qd3 b5 27. Rae1 a6 28. g4 Nh4 29. Bg3 Qf7 30. Bxh4 gxh4 31. Qd2 Bf8 32. Nd3 Bd6 33. Qxh6 Bg3 34. Rf1 Qg7 35. Qxg7+ Kxg7 36. Nc5 Rc6 37. b4 Kf7 38. f4 a5 39. a3 axb4 40. axb4 Ra8 41. Kg2 Ra3 42. Rf3 Ra1 43. Rfe3 Bxf4 44. Rxe6 Rxe6 45. Nxe6 Bg3 46. Nc5 Rc1 47. Re3 Rc2+ 48. Kf3 *", + "Moves": "c2f2", + "MovesSAN": "Rf2#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "3r1rk1/pb3ppp/1p3q2/4p3/3n4/2N1QN1P/PPP1PPP1/R3KB1R b KQ - 7 13", + "PGN": "1. d4 Nf6 2. Nc3 d5 3. Nf3 c5 4. dxc5 Nc6 5. h3 e5 6. Bg5 Bxc5 7. Bxf6 Qxf6 8. Qxd5 O-O 9. Qxc5 b6 10. Qd5 Bb7 11. Qd1 Rad8 12. Qc1 Nd4 13. Qe3 *", + "Moves": "d4c2", + "MovesSAN": "Nxc2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "rnb1r1k1/pp3ppp/8/8/8/2Q2N2/PqP1BPPP/RN2K2R b KQ - 3 11", + "PGN": "1. e4 e6 2. Nf3 d5 3. exd5 exd5 4. d4 Nf6 5. Bg5 c5 6. dxc5 Bxc5 7. Bxf6 Qxf6 8. Qxd5 O-O 9. Qxc5 Qxb2 10. Qc3 Re8+ 11. Be2 *", + "Moves": "b2c1", + "MovesSAN": "Qc1#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "r5kr/1p2b2p/p2p4/3R2PQ/2n5/n7/PP3P1P/KNB4R b - - 0 22", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bc4 e6 7. Bb3 Be7 8. g4 Nfd7 9. Bxe6 fxe6 10. Nxe6 Qa5 11. Nxg7+ Kf7 12. Nf5 Ne5 13. g5 Bxf5 14. exf5 Nbc6 15. Qh5+ Kg8 16. Bd2 Nc4 17. O-O-O Qxf5 18. Kb1 Nd4 19. Bc1 Nxc2 20. Rd5 N2a3+ 21. Ka1 Qb1+ 22. Nxb1 *", + "Moves": "a3c2", + "MovesSAN": "Nc2#", + "Themes": "master masterVsMaster mate mateIn1 middlegame oneMove smotheredMate" + }, + { + "FEN": "7k/2p5/4q3/1p6/p2P3b/PPP2Q2/K6P/RN6 b - - 0 36", + "PGN": "1. e4 e6 2. f4 d5 3. exd5 exd5 4. Nf3 Nf6 5. d4 Nc6 6. Bd3 Bg4 7. O-O Bd6 8. c3 O-O 9. Qe1 Re8 10. Qh4 h6 11. Ne5 Be7 12. Nxg4 Ne4 13. Qh3 f5 14. Ne5 Bh4 15. Qxf5 Rf8 16. Qg4 Nxe5 17. fxe5 Rxf1+ 18. Kxf1 Qf8+ 19. Qf3 Qe7 20. Bxe4 Rf8 21. Bf5 g6 22. Qxd5+ Kg7 23. g4 gxf5 24. gxf5 Rxf5+ 25. Ke2 Rf2+ 26. Kd3 Qf8 27. Qd7+ Kh8 28. Qg4 Rf3+ 29. Kc4 Qf7+ 30. e6 b5+ 31. Kb3 Qf6 32. Bxh6 a5 33. a3 Qxh6 34. Qxf3 a4+ 35. Ka2 Qxe6+ 36. b3 *", + "Moves": "e6b3", + "MovesSAN": "Qxb3#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "8/1p4R1/p3k3/P1PN1p2/2K1P3/8/8/3r1r2 w - - 6 41", + "PGN": "1. Nf3 c6 2. g3 d5 3. d3 Nf6 4. Bg2 Bg4 5. Bg5 e6 6. Ne5 Bf5 7. e4 Bg6 8. Nxg6 hxg6 9. exd5 cxd5 10. Qe2 Be7 11. Nc3 Nc6 12. Nb5 a6 13. Nc3 Qc7 14. Bxf6 Bxf6 15. Nxd5 Qe5 16. c4 O-O-O 17. Nb6+ Kc7 18. Qxe5+ Bxe5 19. c5 Bxb2 20. Rb1 Bc3+ 21. Kf1 Bd4 22. Rc1 Ne5 23. Ke2 Nxd3 24. Kxd3 Bb2+ 25. Kc2 Bxc1 26. Rxc1 Rxh2 27. Rg1 f5 28. a4 e5 29. a5 e4 30. Kc3 g5 31. Kc4 Kc6 32. g4 g6 33. gxf5 gxf5 34. f3 Rd2 35. Bf1 Rd1 36. fxe4 Rf2 37. Rxg5 Rfxf1 38. Rg6+ Kc7 39. Nd5+ Kd7 40. Rg7+ Ke6 *", + "Moves": "g7e7", + "MovesSAN": "Re7#", + "Themes": "endgame hookMate mate mateIn1 oneMove" + }, + { + "FEN": "5rk1/p5p1/1p2pq1p/6N1/3pQ1R1/P4P2/1PP4r/3K4 w - - 0 30", + "PGN": "1. d4 Nf6 2. Nf3 b6 3. Bf4 Bb7 4. Nbd2 e6 5. e3 Ne4 6. Bd3 Nxd2 7. Qxd2 f5 8. O-O-O Be7 9. h3 O-O 10. Qe2 Be4 11. g4 Nc6 12. Rhg1 Bxd3 13. Rxd3 Nb4 14. gxf5 Nxd3+ 15. Qxd3 Rxf5 16. Be5 Bf6 17. e4 Rh5 18. Qe2 Rxh3 19. Rg4 d6 20. Bg3 Rh1+ 21. Kd2 c5 22. e5 dxe5 23. Bxe5 Bxe5 24. Qxe5 Qe7 25. Ng5 cxd4 26. a3 Rf8 27. f3 Qf6 28. Qe4 Rh2+ 29. Kd1 h6 *", + "Moves": "e4h7", + "MovesSAN": "Qh7#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "6R1/p1r1b1Bp/1p2p1k1/1B3pp1/P3n1P1/4P2P/1P3P2/6K1 w - - 11 37", + "PGN": "1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. g3 dxc4 5. Bg2 c5 6. O-O Nc6 7. Ne5 Bd7 8. Na3 cxd4 9. Naxc4 Be7 10. Bf4 Rc8 11. Nxd7 Qxd7 12. Ne5 Nxe5 13. Bxe5 O-O 14. Qxd4 Rfd8 15. Qxd7 Rxd7 16. Rac1 Rxc1 17. Rxc1 g5 18. Rc8+ Kg7 19. Rb8 Rd1+ 20. Bf1 Rd7 21. e3 Kg6 22. h3 b6 23. a4 Rd5 24. Bc3 Ne4 25. Rg8+ Kh6 26. Bg7+ Kh5 27. Be2+ Kg6 28. Bd4+ Kh6 29. Bf3 f5 30. Re8 Rd7 31. g4 Kg6 32. Be2 Kf7 33. Rh8 Kg6 34. Bb5 Rc7 35. Rg8+ Kh6 36. Bg7+ Kg6 *", + "Moves": "b5e8", + "MovesSAN": "Be8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "rnb2rk1/pp2Q1pp/2p1p3/3pB3/3P4/4Pq2/1P3P1P/2R2RK1 w - - 0 18", + "PGN": "1. d4 f5 2. c4 Nf6 3. Nc3 e6 4. Bf4 c6 5. e3 d5 6. Nf3 Bd6 7. Bg3 O-O 8. Rc1 Ne4 9. Bd3 Bb4 10. Be5 Qa5 11. Qc2 Qxa2 12. O-O Bxc3 13. Bxe4 fxe4 14. Qxc3 exf3 15. gxf3 Qxc4 16. Qa3 Qe2 17. Qe7 Qxf3 *", + "Moves": "e7g7", + "MovesSAN": "Qxg7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "5rk1/pp3pp1/b1p3qp/P3P3/1P1P3Q/4nN1P/6P1/1R2R1K1 b - - 2 28", + "PGN": "1. e4 d6 2. d4 Nf6 3. Nc3 c6 4. f4 Qa5 5. Nf3 Nbd7 6. Bd3 e5 7. fxe5 dxe5 8. O-O Be7 9. dxe5 Nxe5 10. Bd2 Nxd3 11. cxd3 Qc7 12. d4 O-O 13. Rc1 Bg4 14. h3 Bh5 15. Qe1 Bg6 16. e5 Nd7 17. Nd5 Qd8 18. Nxe7+ Qxe7 19. a4 Nb6 20. Bb4 Qe6 21. Bxf8 Rxf8 22. a5 Nd5 23. Qf2 Bd3 24. Rfd1 Ba6 25. Qh4 h6 26. Rb1 Qg6 27. b4 Ne3 28. Re1 *", + "Moves": "g6g2", + "MovesSAN": "Qxg2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2r5/7p/R5p1/3Pk3/4P3/2p1K3/8/8 w - - 0 55", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 b6 5. Bd3 Bxc3+ 6. bxc3 Bb7 7. Nf3 Bc6 8. O-O O-O 9. Qc2 Bxf3 10. gxf3 d6 11. Kh1 e5 12. Rg1 Kh8 13. Bd2 Nc6 14. Rg2 Rg8 15. Rag1 Qd7 16. Bf5 Qe8 17. Bd3 Na5 18. Rg5 Qc6 19. d5 Qd7 20. R1g3 g6 21. Rg1 Nb7 22. R5g3 Nc5 23. Bf1 Kg7 24. Bh3 Qa4 25. Qxa4 Nxa4 26. Bf1 Nc5 27. h4 a5 28. Rg5 Kf8 29. Be2 a4 30. a3 Nb3 31. Be1 Ra5 32. Kh2 Rc5 33. h5 Nxh5 34. f4 Nf6 35. fxe5 Ne4 36. R5g4 Ned2 37. Bd1 Rxc4 38. exd6 cxd6 39. Rxc4 Nxc4 40. Rg4 b5 41. Be2 Nxa3 42. c4 Nxc4 43. Bxc4 bxc4 44. Rxc4 Nc5 45. Bb4 Kg7 46. Bxc5 dxc5 47. Rxa4 Rd8 48. e4 f5 49. f3 fxe4 50. fxe4 Kf6 51. Kg3 Ke5 52. Kf3 Rc8 53. Ra6 c4 54. Ke3 c3 *", + "Moves": "a6e6", + "MovesSAN": "Re6#", + "Themes": "endgame master mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "5r1k/2bb2pp/pp6/6q1/1P1P4/P3P3/1B4PP/1R3RK1 w - - 0 25", + "PGN": "1. c4 e5 2. Nc3 Nf6 3. Nf3 Bb4 4. Nd5 Nxd5 5. cxd5 e4 6. Nd4 Qf6 7. e3 a6 8. Be2 b6 9. O-O Bb7 10. a3 Bd6 11. Bc4 c6 12. dxc6 Nxc6 13. Nxc6 Bxc6 14. Rb1 Be5 15. d4 Bc7 16. b4 d5 17. Bb3 Qg5 18. Bb2 Bd7 19. f4 exf3 20. Qxf3 O-O 21. Bxd5 Rae8 22. Bxf7+ Rxf7 23. Qxf7+ Kh8 24. Qf8+ Rxf8 *", + "Moves": "f1f8", + "MovesSAN": "Rxf8#", + "Themes": "backRankMate mate mateIn1 middlegame oneMove" + }, + { + "FEN": "7q/5p2/4p1k1/5pP1/8/P1P1P1p1/1P5P/R4RK1 b - - 0 37", + "PGN": "1. d4 d5 2. Nc3 Nf6 3. Bf4 c6 4. e3 e6 5. Be2 Qb6 6. Na4 Qd8 7. Nc3 Bb4 8. Bd3 Qa5 9. Ne2 Nbd7 10. a3 Bxc3+ 11. Nxc3 Ne4 12. Bxe4 dxe4 13. O-O Nf6 14. Be5 Qd8 15. Bxf6 gxf6 16. Nxe4 f5 17. Nd2 Rg8 18. Qh5 Qf6 19. Nf3 b6 20. Ne5 Bb7 21. Qf3 Rb8 22. Qh5 c5 23. g3 Ke7 24. c3 Rg5 25. Qe2 h5 26. Qb5 Rd8 27. Nc6+ Bxc6 28. Qxc6 h4 29. dxc5 Rh8 30. cxb6 axb6 31. Qc7+ Kf8 32. Qb8+ Kg7 33. Qxb6 Qh6 34. Qd4+ Kg6 35. f4 hxg3 36. Qxh8 Qxh8 37. fxg5 *", + "Moves": "h8h2", + "MovesSAN": "Qxh2#", + "Themes": "endgame mate mateIn1 oneMove queenRookEndgame" + }, + { + "FEN": "r1b2rk1/1p1n1ppp/pq2p3/6R1/P2Q4/2P5/1P3PPP/RNB3K1 w - - 3 16", + "PGN": "1. e4 c5 2. Nf3 e6 3. Bc4 a6 4. a4 d6 5. O-O Nf6 6. Re1 Be7 7. c3 O-O 8. d4 d5 9. exd5 Nxd5 10. Bxd5 Qxd5 11. Re5 Qc6 12. dxc5 Bxc5 13. Nd4 Bxd4 14. Qxd4 Nd7 15. Rg5 Qb6 *", + "Moves": "d4g7", + "MovesSAN": "Qxg7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2r2rk1/1p3ppb/p1n1q2p/3p1N2/6n1/1PQ1P1N1/P4PPP/R1R3K1 w - - 0 21", + "PGN": "1. e3 d5 2. c4 c6 3. cxd5 cxd5 4. b3 Nf6 5. Bb2 Nc6 6. Nf3 Bf5 7. d3 e6 8. Nbd2 Be7 9. Be2 O-O 10. Nf1 h6 11. Ng3 Bh7 12. O-O Rc8 13. Qd2 Bb4 14. Bc3 Bxc3 15. Qxc3 Qe7 16. Rfc1 e5 17. d4 exd4 18. Nxd4 a6 19. Ndf5 Qe6 20. Bg4 Nxg4 *", + "Moves": "c3g7", + "MovesSAN": "Qxg7#", + "Themes": "kingsideAttack master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3r2k1/2P2pp1/5p2/3b4/1p3Q2/4B3/qPK2PPP/2R5 b - - 2 35", + "PGN": "1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Nxf6+ exf6 6. c3 Bd6 7. Bd3 O-O 8. Qc2 Re8+ 9. Ne2 h5 10. Be3 Nd7 11. O-O-O Nf8 12. c4 Be6 13. Nc3 Rc8 14. Kb1 Bb4 15. a3 Bxc3 16. Qxc3 b5 17. d5 cxd5 18. c5 d4 19. Qxd4 Qc7 20. Bxb5 Red8 21. Qc3 Ng6 22. Rxd8+ Rxd8 23. Rc1 Ne7 24. Be2 Nd5 25. Qd4 a5 26. Bxh5 Nb4 27. Qf4 Qc6 28. Bf3 Qa4 29. c6 Qb3 30. axb4 Qa2+ 31. Kc2 Qb3+ 32. Kb1 axb4 33. Bd5 Bxd5 34. c7 Qa2+ 35. Kc2 *", + "Moves": "d5b3", + "MovesSAN": "Bb3#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "5KQ1/7q/5k2/8/8/8/8/8 b - - 0 68", + "PGN": "1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. f3 d5 7. exd5 Nxd5 8. Nxd5 Qxd5 9. Be3 Bc5 10. c3 Nxd4 11. Bxd4 Bxd4 12. Qxd4 Qxd4 13. cxd4 O-O 14. Kf2 Bd7 15. Ke3 Bc6 16. Be2 Rfd8 17. Rhd1 Rd6 18. Rd2 Rad8 19. Rad1 a5 20. b3 a4 21. b4 a3 22. Rd3 Ra8 23. Rc3 g6 24. b5 Bd5 25. Rdd3 Ra5 26. Rxa3 Rxb5 27. Rdc3 Rb2 28. h3 Bxa2 29. Ra8+ Kg7 30. Ra7 Bd5 31. Ra1 Bc6 32. Rac1 Rd8 33. R1c2 Rb4 34. Rc4 Rb1 35. Bd3 Bb5 36. R4c3 Re1+ 37. Kf2 Bxd3 38. Rxd3 Rb1 39. Rdd2 Rb5 40. Ke3 Rd7 41. Rc5 Rxc5 42. dxc5 Rxd2 43. Kxd2 Kf8 44. Kc3 Ke7 45. Kb4 Kd7 46. Kb5 Kc7 47. g3 h5 48. f4 f6 49. g4 hxg4 50. hxg4 g5 51. fxg5 fxg5 52. Kc4 Kc6 53. Kd4 e5+ 54. Kxe5 Kxc5 55. Kf5 b5 56. Kxg5 b4 57. Kh6 b3 58. g5 b2 59. g6 b1=Q 60. g7 Qg1 61. Kh7 Qh2+ 62. Kg8 Kd6 63. Kf8 Qf4+ 64. Kg8 Ke7 65. Kh7 Qh4+ 66. Kg8 Kf6 67. Kf8 Qh7 68. g8=Q *", + "Moves": "h7e7", + "MovesSAN": "Qe7#", + "Themes": "endgame mate mateIn1 oneMove queenEndgame" + }, + { + "FEN": "7k/3pR3/p2P2PB/1b6/1P1b4/3P4/r7/2K5 w - - 1 38", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 bxc6 5. Nxe5 Qe7 6. d4 Nf6 7. Nc3 c5 8. O-O cxd4 9. Qxd4 c5 10. Qd3 Qxe5 11. f4 Qd4+ 12. Qxd4 cxd4 13. Nd5 Nxd5 14. exd5 Bc5 15. Re1+ Kf8 16. Bd2 Bb7 17. b4 Ba7 18. d6 h6 19. Kf1 Kg8 20. Re7 Bc6 21. Rae1 Kh7 22. Rxf7 Rhf8 23. Ree7 Bb5+ 24. Ke1 Rae8 25. Rxg7+ Kh8 26. Rh7+ Kg8 27. Rg7+ Kh8 28. Rxe8 Rxe8+ 29. Re7 Rc8 30. f5 Rf8 31. Bxh6 Rxf5 32. g4 Rf1+ 33. Kd2 Rf2+ 34. Kc1 Rxh2 35. g5 d3 36. cxd3 Rxa2 37. g6 Bd4 *", + "Moves": "e7e8", + "MovesSAN": "Re8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r4rk1/pp3ppp/2pp4/4P3/6q1/2P5/PPQb4/1K1R3R w - - 0 26", + "PGN": "1. e4 e5 2. d4 exd4 3. Qxd4 Nc6 4. Qa4 Nf6 5. Be3 Qe7 6. Nd2 Ng4 7. Bf4 Qc5 8. Bg3 Nb4 9. c3 Nc6 10. h3 Nge5 11. Ngf3 Be7 12. Be2 O-O 13. Nxe5 Nxe5 14. f4 Qe3 15. fxe5 Qxg3+ 16. Kd1 Qxg2 17. Bf3 Qg5 18. Kc2 Qxe5 19. Rae1 c6 20. Kb1 Qf4 21. Qc2 Bg5 22. Rd1 d6 23. Bg4 Bxg4 24. hxg4 Qxg4 25. e5 Bxd2 *", + "Moves": "c2h7", + "MovesSAN": "Qxh7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r2qr3/ppp3pk/8/3Bpp2/2Pn4/3P4/P1P2PPP/R2Q2K1 w - - 0 18", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nc3 Bb4 4. d3 Bxc3+ 5. bxc3 d6 6. Be3 Nc6 7. Be2 Bg4 8. O-O Bxf3 9. Bxf3 O-O 10. Re1 d5 11. exd5 Nxd5 12. c4 Nxe3 13. Rxe3 Re8 14. Be4 Nd4 15. Rh3 f5 16. Bd5+ Kh8 17. Rxh7+ Kxh7 *", + "Moves": "d1h5", + "MovesSAN": "Qh5#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1bq1b1r/ppp1k1pp/3p1n2/n3p1NQ/4PP2/3P4/PPP3PP/RNB1K2R w KQ - 4 9", + "PGN": "1. e4 e5 2. Bc4 Nc6 3. d3 Na5 4. Bxf7+ Kxf7 5. Qh5+ Ke6 6. f4 d6 7. Nf3 Nf6 8. Ng5+ Ke7 *", + "Moves": "h5f7", + "MovesSAN": "Qf7#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "r3r3/ppp1kpp1/4bn1p/8/2P5/2P1B3/P3BPPP/R2R2K1 w - - 2 16", + "PGN": "1. d4 d5 2. c4 e5 3. dxe5 d4 4. Nf3 Nc6 5. e3 Bc5 6. exd4 Nxd4 7. Nxd4 Bxd4 8. Be2 Bxe5 9. Qxd8+ Kxd8 10. O-O Be6 11. Rd1+ Ke7 12. Nc3 Nf6 13. Bg5 Bxc3 14. bxc3 h6 15. Be3 Rhe8 *", + "Moves": "e3c5", + "MovesSAN": "Bc5#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2kr4/1bp2p2/p2b2p1/1p1p4/8/2NPR3/PPP1QP1q/R1B2K2 b - - 3 20", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O b5 6. Bb3 d6 7. h3 Nxe4 8. Bd5 Bb7 9. Bxe4 d5 10. Bf5 g6 11. Bxg6 hxg6 12. d3 Be7 13. Nc3 Qd7 14. Re1 O-O-O 15. Nxe5 Nxe5 16. Rxe5 Rxh3 17. Qe2 Bd6 18. gxh3 Qxh3 19. Re3 Qh2+ 20. Kf1 *", + "Moves": "h2h1", + "MovesSAN": "Qh1#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "1k6/ppp3p1/4P3/7p/8/4r3/5R2/5K2 w - - 1 36", + "PGN": "1. e4 e5 2. d4 exd4 3. c3 dxc3 4. Nxc3 Bb4 5. f4 d6 6. Nf3 Nf6 7. Bd3 Nc6 8. Qe2 Bg4 9. Be3 Bxc3+ 10. bxc3 Qe7 11. h3 Bxf3 12. gxf3 O-O-O 13. O-O d5 14. e5 Nh5 15. Kh2 d4 16. cxd4 Nxd4 17. Qf2 Nxf3+ 18. Qxf3 Rxd3 19. Qg4+ Qd7 20. Qxh5 Rxe3 21. Rad1 Qa4 22. Qg4+ Kb8 23. Rb1 Qxa2+ 24. Kh1 Qd5+ 25. Kh2 Qd2+ 26. Kh1 h5 27. Qg2 Qxg2+ 28. Kxg2 Rd8 29. Rf2 Rdd3 30. f5 Rxh3 31. Rbb2 Rdg3+ 32. Kf1 Rf3 33. e6 fxe6 34. fxe6 Rxf2+ 35. Rxf2 Re3 *", + "Moves": "f2f8", + "MovesSAN": "Rf8#", + "Themes": "backRankMate endgame mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "6k1/4rpp1/7p/p1q5/1p2nP2/4n2P/PP4QP/1K1B2R1 w - - 0 34", + "PGN": "1. e3 e5 2. c3 d5 3. d4 Nc6 4. Bb5 exd4 5. cxd4 Bd7 6. Nc3 Nf6 7. Nf3 Bd6 8. Ng5 h6 9. Nh3 O-O 10. f4 Bxh3 11. gxh3 Ne7 12. Qf3 c6 13. Bd3 Re8 14. Bd2 b5 15. O-O-O b4 16. Na4 Rb8 17. e4 dxe4 18. Bxe4 Qc7 19. Bc2 a5 20. Bb3 c5 21. dxc5 Bxc5 22. Nxc5 Qxc5+ 23. Kb1 Nf5 24. Rc1 Qd6 25. Qg2 Nh5 26. Rhg1 Rbd8 27. Qb7 Re7 28. Qf3 Nf6 29. Rcd1 Qc5 30. Qg2 Ne4 31. Bc2 Rd4 32. Be3 Rxd1+ 33. Bxd1 Nxe3 *", + "Moves": "g2g7", + "MovesSAN": "Qxg7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "rn1qr2Q/pbppk1p1/1p2p3/4P1N1/3P3P/b1P5/P1PB1PP1/R3K2R w KQ - 7 17", + "PGN": "1. d4 e6 2. Nf3 b6 3. e4 Bb7 4. Nc3 Nf6 5. Bd3 Bb4 6. e5 Nd5 7. Bd2 Nxc3 8. bxc3 Ba3 9. h4 O-O 10. Bxh7+ Kxh7 11. Ng5+ Kg8 12. Qh5 Re8 13. Qxf7+ Kh8 14. Qh5+ Kg8 15. Qh7+ Kf8 16. Qh8+ Ke7 *", + "Moves": "h8g7", + "MovesSAN": "Qxg7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "1r3rk1/R1p3bp/3p2p1/1P1Pp2n/2P1B2q/4BP2/1PQ1N1PP/6K1 b - - 2 21", + "PGN": "1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be3 Nbd7 6. Bd3 e5 7. d5 O-O 8. Nge2 a5 9. f3 Nc5 10. O-O Bd7 11. Qd2 Nh5 12. Bc2 b5 13. Nxb5 Rb8 14. a4 Bxb5 15. axb5 a4 16. Bxa4 f5 17. Bc2 fxe4 18. Bxe4 Nb3 19. Qc2 Nxa1 20. Rxa1 Qh4 21. Ra7 *", + "Moves": "h4e1", + "MovesSAN": "Qe1#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "4R3/2p2p1k/1p1p2p1/pP5p/2P4K/5P1P/PQ3Pq1/6r1 w - - 8 39", + "PGN": "1. Nf3 Nf6 2. c4 d6 3. Nc3 e5 4. d3 Bg4 5. Qb3 b6 6. h3 Bxf3 7. gxf3 Nbd7 8. f4 g6 9. Bg2 Rb8 10. Bc6 exf4 11. Bxf4 Bg7 12. Nb5 a6 13. Nd4 O-O 14. Bf3 Nc5 15. Qa3 Qe8 16. Rg1 Nfd7 17. Nf5 Ne5 18. Bxe5 Qxe5 19. Nxg7 Qxg7 20. Rd1 Rbe8 21. Bc6 Re7 22. b4 Ne6 23. Kf1 Nd4 24. Bf3 Nxf3 25. exf3 Qe5 26. Kg2 a5 27. b5 Rfe8 28. d4 Qg5+ 29. Kh1 Qh4 30. Rg3 Re1+ 31. Rxe1 Rxe1+ 32. Kg2 Qxd4 33. Rg4 Qd1 34. Kg3 h5 35. Re4 Rg1+ 36. Kh4 Qf1 37. Re8+ Kh7 38. Qb2 Qg2 *", + "Moves": "e8h8", + "MovesSAN": "Rh8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r1bq2kr/ppp1b1pp/4P1n1/3p1QN1/3p4/8/PPP2PPP/RNB2RK1 w - - 3 12", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d4 exd4 5. e5 Ng4 6. Bxf7+ Kxf7 7. Ng5+ Kg8 8. Qxg4 Be7 9. O-O d5 10. e6 Ne5 11. Qf5 Ng6 *", + "Moves": "f5f7", + "MovesSAN": "Qf7#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "5r1k/1p4pp/2p5/p7/2P5/QB2q3/P3b1PP/6RK w - - 8 30", + "PGN": "1. e4 c6 2. d4 d5 3. f3 dxe4 4. fxe4 e5 5. Nf3 exd4 6. Bc4 Nf6 7. e5 Nd5 8. O-O Be7 9. Nxd4 O-O 10. Kh1 Nd7 11. e6 Ne5 12. exf7+ Kh8 13. Bb3 Bg4 14. Qe1 Rxf7 15. Rxf7 Nxf7 16. c4 Nb4 17. Be3 Bf6 18. Qxb4 Bxd4 19. Bxd4 Qxd4 20. Nc3 Nd6 21. Re1 a5 22. Qa4 Qd2 23. Rb1 Bf5 24. Rd1 Qxb2 25. Rxd6 Qxc3 26. Rd1 Bg4 27. Rf1 Be2 28. Rg1 Rf8 29. Qa3 Qe3 *", + "Moves": "a3f8", + "MovesSAN": "Qxf8#", + "Themes": "endgame hangingPiece master mate mateIn1 oneMove" + }, + { + "FEN": "5rrk/pp3R1p/2p2p2/3p4/3b4/3B1bP1/PPP2P1P/1R4K1 w - - 1 23", + "PGN": "1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nf3 Nf6 5. Bd3 Bd6 6. Qe2+ Be6 7. O-O O-O 8. Ne5 Re8 9. Bg5 c6 10. Qf3 Nbd7 11. Nxd7 Bxd7 12. Bxf6 Qxf6 13. Qxf6 gxf6 14. Nc3 Kh8 15. Rae1 Rg8 16. Re3 Bg4 17. Rfe1 Bf4 18. Re7 Bf3 19. g3 Bd2 20. Rd1 Bxc3 21. Rb1 Bxd4 22. Rxf7 Raf8 *", + "Moves": "f7h7", + "MovesSAN": "Rxh7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r4rk1/6p1/6Q1/2npp3/2p4N/2P5/P1P3PP/5R1K b - - 0 26", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Bc4 Nxe4 4. d4 d5 5. Bb3 Be7 6. dxe5 Be6 7. O-O O-O 8. Re1 c5 9. Nc3 Nxc3 10. bxc3 c4 11. Ba4 a6 12. Nd4 b5 13. Bxb5 axb5 14. Nxb5 Bc5 15. Be3 Bxe3 16. Rxe3 Na6 17. Rg3 Nc5 18. Nd4 f6 19. Qh5 Bf7 20. Qh6 Bg6 21. Rxg6 hxg6 22. Qxg6 fxe5 23. Nf5 Qf6 24. Nh4 Qxf2+ 25. Kh1 Qf1+ 26. Rxf1 *", + "Moves": "f8f1", + "MovesSAN": "Rxf1#", + "Themes": "backRankMate endgame mate mateIn1 oneMove" + }, + { + "FEN": "2kr1b1r/ppp1pppp/8/1N1P4/4n3/1PQ4P/q2B1PP1/n2K1B1R w - - 0 15", + "PGN": "1. c4 d5 2. cxd5 Qxd5 3. Nc3 Qa5 4. Nf3 Nf6 5. d4 Nc6 6. d5 Nb4 7. e4 Bg4 8. Bd2 O-O-O 9. h3 Bxf3 10. Qxf3 Nc2+ 11. Kd1 Nxa1 12. Nb5 Qa4+ 13. b3 Qxa2 14. Qc3 Nxe4 *", + "Moves": "c3c7", + "MovesSAN": "Qxc7#", + "Themes": "mate mateIn1 middlegame oneMove queensideAttack" + }, + { + "FEN": "r6k/1p3B1p/1n3p2/p1p1q3/Pb5r/5P2/1PQ3PP/R1B2R1K b - - 2 24", + "PGN": "1. e4 e6 2. Nf3 d5 3. exd5 exd5 4. d4 Be6 5. Be2 Nf6 6. Be3 Nbd7 7. c4 dxc4 8. Nc3 Nb6 9. a4 a5 10. O-O Bd6 11. Bg5 O-O 12. Ne4 Bb4 13. Nxf6+ gxf6 14. Bh6 Re8 15. Qc2 f5 16. Ne5 f6 17. Nxc4 Bxc4 18. Bxc4+ Kh8 19. Bf7 Re4 20. f3 Qxd4+ 21. Kh1 Rh4 22. Bc1 c5 23. Qxf5 Qe5 24. Qc2 *", + "Moves": "e5h2", + "MovesSAN": "Qxh2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1bq1rk1/p4pp1/2p1p3/6b1/1P1p4/3QPN2/P4PP1/R3K2R w KQ - 0 19", + "PGN": "1. d4 c6 2. c4 d5 3. Nc3 Nf6 4. Bf4 e6 5. c5 Nbd7 6. e3 b6 7. b4 Be7 8. Bd3 O-O 9. Nf3 Nh5 10. Bg3 Nxg3 11. hxg3 Nf6 12. g4 bxc5 13. g5 Ne4 14. Nxe4 dxe4 15. Bxe4 cxd4 16. Bxh7+ Kh8 17. Qd3 Bxg5 18. Bg8+ Kxg8 *", + "Moves": "d3h7", + "MovesSAN": "Qh7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "rnbq1r1k/ppp1bnpp/6B1/7Q/3pP3/8/PPP2PPP/RNB1K2R w KQ - 0 11", + "PGN": "1. e4 e5 2. Bc4 Bc5 3. Nf3 d6 4. d4 exd4 5. Ng5 d5 6. Bxd5 Nh6 7. Qh5 O-O 8. Bxf7+ Kh8 9. Bg6 Be7 10. Nf7+ Nxf7 *", + "Moves": "h5h7", + "MovesSAN": "Qxh7#", + "Themes": "kingsideAttack mate mateIn1 oneMove opening" + }, + { + "FEN": "6k1/6p1/4p1Pq/1p6/7Q/7P/6PK/8 w - - 4 54", + "PGN": "1. e4 Nc6 2. Nf3 e5 3. Bc4 Bc5 4. O-O d6 5. h3 Nf6 6. Nc3 Be6 7. Bxe6 fxe6 8. d3 Qe7 9. Na4 Bb6 10. Nxb6 axb6 11. a3 O-O 12. Nh2 d5 13. Re1 h6 14. Ng4 d4 15. Bd2 Qf7 16. f3 Nxg4 17. fxg4 Qf2+ 18. Kh1 Qg3 19. Rf1 Rf2 20. Rxf2 Qxf2 21. Be1 Qf1+ 22. Kh2 Rf8 23. Bg3 Qf7 24. Qe2 Ne7 25. Bxe5 Ng6 26. Bxd4 Nh4 27. Kg1 c5 28. Bf2 Qf6 29. Rf1 Ng6 30. b3 Nf4 31. Qe1 Qb2 32. Qb1 Qxa3 33. Be3 Ne2+ 34. Kh2 Qa8 35. Rxf8+ Qxf8 36. Qe1 Qd6+ 37. Kh1 Ng3+ 38. Kg1 h5 39. Bf2 h4 40. e5 Qd5 41. Bxg3 hxg3 42. Qxg3 Qd4+ 43. Kh2 Qc3 44. Qh4 Qxc2 45. Qd8+ Kh7 46. Qxb6 Qxd3 47. Qxc5 Qxb3 48. Qe7 b5 49. Qh4+ Kg8 50. g5 Qd5 51. g6 Qxe5+ 52. Kg1 Qe3+ 53. Kh2 Qh6 *", + "Moves": "h4d8", + "MovesSAN": "Qd8#", + "Themes": "endgame mate mateIn1 oneMove queenEndgame" + }, + { + "FEN": "1nkr1b1r/pppb4/4p1p1/PP3p1q/2PP1Bp1/6P1/5PBP/RN1Q1RK1 b - - 3 19", + "PGN": "1. e4 e6 2. g3 d5 3. Bg2 dxe4 4. Bxe4 Nf6 5. Bg2 Nc6 6. Nf3 Bd7 7. O-O Qe7 8. c3 O-O-O 9. d4 Nd5 10. b4 g5 11. a4 g4 12. Nh4 f5 13. Ba3 Qg5 14. c4 Nde7 15. b5 Nb8 16. a5 Ng6 17. Nxg6 hxg6 18. Bc1 Qh5 19. Bf4 *", + "Moves": "h5h2", + "MovesSAN": "Qxh2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/2p3pk/1p5p/p6K/2r5/P1P2PPP/1P1R4/8 b - - 0 41", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 h6 4. d3 Nf6 5. a3 Be7 6. Nc3 O-O 7. Be3 d6 8. O-O Be6 9. Bxe6 fxe6 10. h3 d5 11. exd5 Nxd5 12. Nxd5 Qxd5 13. Bd2 e4 14. dxe4 Qxe4 15. Re1 Qf5 16. Bc3 Bf6 17. Bxf6 Qxf6 18. Rb1 Rad8 19. Qe2 Rfe8 20. Qe3 b6 21. c3 Qg6 22. Red1 Rxd1+ 23. Rxd1 Rf8 24. Rd2 Ne7 25. Ne5 Qf5 26. Nd7 Rf7 27. Qe5 Qb1+ 28. Kh2 Ng6 29. Qxe6 Qf5 30. Qxf5 Rxf5 31. f3 Rf7 32. Nb8 Kh7 33. Nc6 a5 34. Kg3 Nf4 35. Ne5 Rf6 36. Ng4 Nh5+ 37. Kh4 Rf5 38. Ne3 Re5 39. Nc4 Rc5 40. g3 Rxc4+ 41. Kxh5 *", + "Moves": "g7g6", + "MovesSAN": "g6#", + "Themes": "endgame mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "1k3r2/1p4Qp/p7/q1b5/8/8/P4PPP/1R4K1 w - - 1 25", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Nf6 5. e5 Ne4 6. Nxd4 d5 7. exd6 Qxd6 8. c3 Be6 9. Bxe6 fxe6 10. O-O O-O-O 11. Be3 Nxd4 12. Bxd4 e5 13. Qg4+ Kb8 14. Qxe4 exd4 15. Rd1 c5 16. Na3 a6 17. Nc4 Qf6 18. Na5 Qb6 19. b4 cxb4 20. cxb4 Bxb4 21. Rab1 Qxa5 22. Rxd4 Rxd4 23. Qxd4 Bc5 24. Qxg7 Rf8 *", + "Moves": "g7b7", + "MovesSAN": "Qxb7#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "8/2N2kp1/5p2/1p3q1p/3P4/P1P2n2/1P2Q3/2K5 w - - 0 40", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 d6 6. h3 a6 7. Be3 Ba7 8. Nbd2 Be6 9. Bb3 O-O 10. O-O d5 11. exd5 Nxd5 12. Bxd5 Bxd5 13. Qe2 Bxe3 14. fxe3 Qd7 15. d4 exd4 16. exd4 Rae8 17. Qf2 f6 18. Rae1 b5 19. Nb3 Qd6 20. Rxe8 Rxe8 21. Re1 Re6 22. Nc5 Rxe1+ 23. Qxe1 Kf7 24. a3 Bxf3 25. gxf3 Ne7 26. Ne4 Qf4 27. Qe2 Nf5 28. Kf1 Qc1+ 29. Kf2 Qh1 30. Qf1 Qh2+ 31. Qg2 Qf4 32. Ke2 Qe3+ 33. Kd1 Nh4 34. Qe2 Qxf3 35. Nc5 Qh1+ 36. Kc2 Qxh3 37. Nxa6 Qf5+ 38. Kc1 Nf3 39. Nxc7 h5 *", + "Moves": "e2e8", + "MovesSAN": "Qe8#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "8/2p3k1/pb2p1pp/4p3/1P6/P5Pq/3Q3P/5R1K b - - 0 34", + "PGN": "1. Nf3 e6 2. e4 a6 3. d4 b5 4. c4 bxc4 5. Bxc4 Bb7 6. Nfd2 Nf6 7. f3 Bb4 8. O-O h6 9. Nc3 Nc6 10. a3 Ba5 11. d5 Ne5 12. dxe6 dxe6 13. Qa4+ Nc6 14. e5 Nh5 15. Nde4 Bb6+ 16. Kh1 O-O 17. Rd1 Qh4 18. Qc2 Nxe5 19. Bd3 Rad8 20. b4 Rxd3 21. g3 Qh3 22. Bb2 Rxf3 23. Nd5 Bxd5 24. Bxe5 Bxe4 25. Qxe4 f6 26. Qxf3 fxe5 27. Qb3 Rf2 28. Rd8+ Kh7 29. Qd3+ g6 30. Rd7+ Ng7 31. Rxg7+ Kxg7 32. Qd7+ Rf7 33. Qd2 Rf1+ 34. Rxf1 *", + "Moves": "h3f1", + "MovesSAN": "Qxf1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "2r1k2r/5pp1/p2pbb2/3N3p/1pn1P2P/1N2Q3/P3B1P1/1K1R3R b k - 2 22", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. h3 e5 7. Nb3 h5 8. Bg5 Be6 9. Qf3 Be7 10. O-O-O Nbd7 11. Kb1 Rc8 12. Be2 b5 13. h4 Qc7 14. Qd3 Bc4 15. Qe3 Be6 16. f4 b4 17. fxe5 Nxe5 18. Bxf6 Bxf6 19. Nd5 Qxc2+ 20. Ka1 Qxb2+ 21. Kxb2 Nc4+ 22. Kb1 *", + "Moves": "c4a3", + "MovesSAN": "Na3#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r4r2/2p2pkp/p1q3p1/1p2N1P1/4b3/P3Q2P/1PP2P2/2KR3R b - - 0 19", + "PGN": "1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Nf3 Bg7 5. Bd3 O-O 6. Bg5 Nbd7 7. Qd2 Qe8 8. Bh6 e5 9. Bxg7 Kxg7 10. dxe5 dxe5 11. O-O-O a6 12. h3 b5 13. a3 Nc5 14. g4 Bb7 15. g5 Nfxe4 16. Bxe4 Nxe4 17. Nxe4 Bxe4 18. Qe3 Qc6 19. Nxe5 *", + "Moves": "c6c2", + "MovesSAN": "Qxc2#", + "Themes": "mate mateIn1 middlegame oneMove queensideAttack" + }, + { + "FEN": "5k2/2pR4/3b1KP1/5B2/4P3/8/p5r1/8 w - - 0 46", + "PGN": "1. e4 g6 2. d4 Bg7 3. Nf3 d6 4. c4 e5 5. d5 a5 6. Nc3 Na6 7. Be3 f5 8. exf5 gxf5 9. Ng5 Nf6 10. Ne6 Bxe6 11. dxe6 O-O 12. Nd5 Re8 13. c5 Nxd5 14. Qxd5 Kh8 15. Qxb7 Nxc5 16. Bxc5 dxc5 17. Rd1 Qe7 18. Bc4 Rab8 19. Qc6 Rxb2 20. O-O e4 21. Rd7 Qf8 22. Rf7 Qg8 23. Qxc5 Rc2 24. e7 Qxf7 25. Bxf7 Rxc5 26. Bxe8 Re5 27. Rb1 Rxe7 28. Rb8 Be5 29. Bg6+ Kg7 30. Bxf5 e3 31. fxe3 Bd6 32. e4 a4 33. g4 a3 34. h4 h6 35. Kg2 Re5 36. Kf3 Rc5 37. g5 hxg5 38. hxg5 Rc3+ 39. Kg4 Rg3+ 40. Kh4 Rg2 41. Rd8 Rxa2 42. Rd7+ Kf8 43. g6 Rh2+ 44. Kg5 Rg2+ 45. Kf6 a2 *", + "Moves": "d7d8", + "MovesSAN": "Rd8#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "r1b2rk1/p2p4/1p2pq2/3p2N1/5PPQ/8/P6P/R4R1K w - - 1 26", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bxb4 5. c3 Bc5 6. d4 exd4 7. cxd4 Bb4+ 8. Nbd2 Nf6 9. e5 Ne4 10. O-O Nxd2 11. Bxd2 Bxd2 12. Qxd2 O-O 13. d5 Ne7 14. e6 fxe6 15. d6 Nf5 16. Ng5 cxd6 17. Bd3 d5 18. g4 Nh4 19. Bxh7+ Kh8 20. Kh1 g6 21. Bxg6 Nxg6 22. f4 b6 23. Qc3+ Qf6 24. Qh3+ Nh4 25. Qxh4+ Kg8 *", + "Moves": "h4h7", + "MovesSAN": "Qh7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "rnbqkbnr/ppppp3/7p/6p1/3P4/4P1p1/PPP2PPP/RN1QKBNR w KQkq - 0 6", + "PGN": "1. d4 f5 2. Bg5 h6 3. Bh4 g5 4. Bg3 f4 5. e3 fxg3 *", + "Moves": "d1h5", + "MovesSAN": "Qh5#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "r3n1k1/pp5p/3pN1p1/2pPn3/4N1P1/7P/PP6/5RK1 w - - 3 25", + "PGN": "1. d4 Nf6 2. c4 c5 3. d5 e5 4. Nc3 d6 5. e4 Be7 6. f4 exf4 7. Bxf4 O-O 8. Nf3 Nh5 9. Be3 f5 10. exf5 Bxf5 11. Bd3 Qd7 12. O-O g6 13. Bxf5 Qxf5 14. Qd2 Nd7 15. Ng5 Qg4 16. Ne6 Rxf1+ 17. Rxf1 Qxc4 18. Bg5 Bf6 19. Bxf6 Ndxf6 20. Qg5 Qg4 21. Qxg4 Nxg4 22. h3 Ne5 23. g4 Ng7 24. Ne4 Ne8 *", + "Moves": "f1f8", + "MovesSAN": "Rf8#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "r6r/1pq1kppp/8/pB1RN3/1n2n3/Q3B3/P1P2PPP/2K4R b - - 0 16", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 cxd4 5. Nxd4 e5 6. Nf3 Bb4 7. Be3 Nxe4 8. Qd3 d5 9. O-O-O Bxc3 10. bxc3 Be6 11. c4 Nb4 12. Qa3 a5 13. cxd5 Bxd5 14. Nxe5 Qc7 15. Bb5+ Ke7 16. Rxd5 *", + "Moves": "c7c2", + "MovesSAN": "Qxc2#", + "Themes": "master mate mateIn1 middlegame oneMove queensideAttack" + }, + { + "FEN": "6rk/2RQ4/7p/5p2/1P5q/P4K2/5P2/5R2 b - - 2 35", + "PGN": "1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. a3 c5 5. Nf3 Be7 6. e3 Nc6 7. Be2 Qc7 8. cxd5 exd5 9. Bb5 a6 10. Bxc6+ Qxc6 11. dxc5 Bxc5 12. O-O O-O 13. h3 Qc7 14. Nxd5 Nxd5 15. Qxd5 Be6 16. Qh5 h6 17. b4 Bd6 18. e4 Bf4 19. Bb2 Kh7 20. Bc1 Bxc1 21. Raxc1 Qe7 22. Qe5 Rae8 23. Nd4 Qh4 24. Nf5 Bxf5 25. Qxf5+ g6 26. Qd5 Rxe4 27. Qxb7 g5 28. Qxa6 g4 29. hxg4 Rxg4 30. Qd3+ f5 31. Qd7+ Kh8 32. Rc8 Rgg8 33. Rc7 Rxg2+ 34. Kxg2 Rg8+ 35. Kf3 *", + "Moves": "h4e4", + "MovesSAN": "Qe4#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "5q2/8/3p3p/2pPp2k/1pP1P1R1/1P3p1P/3b1B2/6RK w - - 12 47", + "PGN": "1. e4 g6 2. d4 Bg7 3. c3 c5 4. d5 d6 5. Nf3 e5 6. Bb5+ Bd7 7. a4 Na6 8. O-O Nc7 9. c4 Ne7 10. Nc3 O-O 11. Bxd7 Qxd7 12. h3 h6 13. Ne1 f5 14. Nd3 b6 15. f3 a6 16. Rb1 b5 17. axb5 axb5 18. b3 b4 19. Na4 Rab8 20. Bd2 g5 21. Nf2 Ng6 22. exf5 Qxf5 23. Ne4 Ne8 24. Ra1 Rf7 25. Nb2 Bf8 26. Nd3 Nf4 27. Nxf4 gxf4 28. Kh1 Rg7 29. Qe2 Nf6 30. Ra6 Nxe4 31. fxe4 Qg6 32. Be1 Be7 33. Qf3 Kh7 34. Bf2 Rbg8 35. Rg1 Qe8 36. Ra7 Qc8 37. Rga1 Qf8 38. Rd7 Rxg2 39. Qxg2 Rxg2 40. Kxg2 f3+ 41. Kh1 Kg6 42. Rg1+ Kh5 43. Rg4 Bg5 44. Ra7 Qc8 45. Ra1 Qf8 46. Rag1 Bd2 *", + "Moves": "g4h4", + "MovesSAN": "Rh4#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "r2q1rk1/5ppp/pn1p4/1pp1pPN1/7Q/3P3P/PPP3b1/RN3RK1 w - - 0 17", + "PGN": "1. e4 c5 2. f4 d6 3. Nf3 Nf6 4. d3 e6 5. g3 Be7 6. Bg2 O-O 7. O-O a6 8. Qe1 Nbd7 9. h3 b5 10. g4 Bb7 11. f5 e5 12. Qg3 Nb6 13. Qh4 Nxe4 14. g5 Nxg5 15. Bxg5 Bxg5 16. Nxg5 Bxg2 *", + "Moves": "h4h7", + "MovesSAN": "Qxh7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3rr1k1/pp4pp/2p5/6P1/8/1P4Q1/P1R2PPP/3R1K2 b - - 0 24", + "PGN": "1. b3 d5 2. Bb2 Nf6 3. e3 Bf5 4. c4 c6 5. Nc3 e5 6. cxd5 Nxd5 7. Qf3 Bg6 8. Bc4 Nb4 9. Rc1 Nd3+ 10. Bxd3 Bxd3 11. Nge2 Be7 12. Ne4 O-O 13. Bxe5 Bxe2 14. Kxe2 Qd5 15. Qg3 f6 16. Bxb8 Raxb8 17. Rc4 Rbd8 18. Rhc1 f5 19. Ng5 Qxd2+ 20. Kf1 f4 21. exf4 Bxg5 22. fxg5 Rfe8 23. R4c2 Qd1+ 24. Rxd1 *", + "Moves": "d8d1", + "MovesSAN": "Rxd1#", + "Themes": "endgame mate mateIn1 oneMove queenRookEndgame" + }, + { + "FEN": "r3r2k/2p2p1p/p6p/1p2N3/8/1P6/1PP2PQK/RN1q4 w - - 0 21", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. O-O Nf6 6. Re1 Be7 7. d4 b5 8. Bb3 Na5 9. dxe5 Nxb3 10. axb3 Ng4 11. exd6 Bxd6 12. h3 Nh6 13. Qe2 O-O 14. Bxh6 gxh6 15. Rd1 Kh8 16. e5 Re8 17. Qf1 Bxh3 18. Kh2 Bxg2 19. Qxg2 Bxe5+ 20. Nxe5 Qxd1 *", + "Moves": "e5f7", + "MovesSAN": "Nxf7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/8/2kn1R2/1p5R/2pK4/2P3B1/4r2P/8 b - - 1 49", + "PGN": "1. e4 e5 2. Nf3 d5 3. Nxe5 Bd6 4. d4 dxe4 5. Nc3 Bxe5 6. dxe5 Qxd1+ 7. Kxd1 Bf5 8. Bc4 Nc6 9. Bf4 O-O-O+ 10. Kc1 Bg6 11. Re1 Nge7 12. Nxe4 Rhe8 13. Ng5 Nd5 14. Bxd5 Rxd5 15. Nf3 Bh5 16. b3 Bxf3 17. gxf3 Nxe5 18. Re3 f6 19. Kb2 Red8 20. Rg1 R8d7 21. a4 b6 22. Rge1 Nc6 23. Re8+ Kb7 24. Rh8 h6 25. Ree8 Rf5 26. Bg3 Rxf3 27. Re2 Rxf2 28. Bxf2 Ne5 29. Bg3 Nc6 30. Rhe8 a6 31. c3 h5 32. Kc2 Rf7 33. Rd2 g5 34. b4 f5 35. b5 axb5 36. axb5 Na7 37. Rdd8 Nxb5 38. Rb8+ Kc6 39. Re6+ Kd7 40. Re5 Nd6 41. Rg8 f4 42. Bf2 g4 43. Rxh5 Re7 44. Kd3 c5 45. Rxg4 c4+ 46. Kd4 Kc6 47. Rxf4 Re2 48. Bg3 b5 49. Rf6 *", + "Moves": "e2e4", + "MovesSAN": "Re4#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r1b2k2/2q2p2/p2p1Q2/2bpr2R/8/8/PPP3PP/R6K w - - 0 28", + "PGN": "1. e4 c5 2. Nf3 e6 3. Nc3 a6 4. d4 cxd4 5. Nxd4 Qc7 6. Bd3 Nc6 7. Nxc6 bxc6 8. O-O Nf6 9. Bg5 Be7 10. f4 O-O 11. e5 Bc5+ 12. Kh1 Nd5 13. Nxd5 cxd5 14. Bxh7+ Kxh7 15. Qh5+ Kg8 16. Bf6 Re8 17. Bxg7 Kxg7 18. Qg5+ Kf8 19. Qh6+ Ke7 20. Qf6+ Kf8 21. Qh6+ Ke7 22. Qh4+ Kf8 23. f5 exf5 24. Qh8+ Ke7 25. Qf6+ Kf8 26. Rxf5 d6 27. Rh5 Rxe5 *", + "Moves": "h5h8", + "MovesSAN": "Rh8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1b2k2/p3bp2/1pq1p1p1/7n/3Q4/2N5/PP3PPP/3R1RK1 w - - 0 19", + "PGN": "1. c4 h6 2. Nc3 e6 3. e4 c5 4. Nf3 Nc6 5. d4 cxd4 6. Nxd4 Nxd4 7. Qxd4 Nf6 8. Bd3 d6 9. O-O Be7 10. e5 dxe5 11. Qxe5 Qxd3 12. Be3 O-O 13. Rad1 Qxc4 14. Qg3 Qc6 15. Bxh6 Nh5 16. Qg4 g6 17. Bxf8 Kxf8 18. Qd4 b6 *", + "Moves": "d4h8", + "MovesSAN": "Qh8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1bq1kr1/pp1pp1b1/6Q1/4n1N1/5p2/2N5/PPP2PPP/R3K2R w KQ - 1 14", + "PGN": "1. e4 c5 2. Nc3 g6 3. d4 cxd4 4. Qxd4 Nf6 5. Nf3 Bg7 6. e5 Nc6 7. Qh4 Ng8 8. Bf4 f6 9. Bc4 fxe5 10. Bxg8 exf4 11. Ng5 Rxg8 12. Qxh7 Kf8 13. Qxg6 Ne5 *", + "Moves": "g5h7", + "MovesSAN": "Nh7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r4Nk1/1b2b1p1/1p1q3p/p2p1p2/2P3n1/P1NQP3/1B4PP/4RRK1 b - - 0 20", + "PGN": "1. Nf3 d5 2. c4 d4 3. b4 b6 4. e3 dxe3 5. fxe3 Bb7 6. d4 Nf6 7. Bd3 e6 8. a3 a5 9. b5 c6 10. bxc6 Nxc6 11. O-O Be7 12. Qc2 O-O 13. Nc3 h6 14. Bb2 Ng4 15. Rae1 f5 16. d5 Nce5 17. Nd4 Nxd3 18. Qxd3 exd5 19. Ne6 Qd6 20. Nxf8 *", + "Moves": "d6h2", + "MovesSAN": "Qxh2#", + "Themes": "kingsideAttack master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2r2rk1/ppp3p1/2np2qp/8/2PP1n2/2P2N1P/P4PPB/R2QR2K b - - 4 18", + "PGN": "1. c4 e5 2. Nc3 Bc5 3. e3 f5 4. d4 exd4 5. exd4 Bb4 6. Nf3 Nf6 7. Bd3 O-O 8. Bg5 Nc6 9. Bxf5 d6 10. Bxc8 Rxc8 11. O-O Bxc3 12. bxc3 h6 13. Bh4 Qd7 14. Re1 Qg4 15. Bg3 Nh5 16. h3 Qg6 17. Bh2 Nf4 18. Kh1 *", + "Moves": "g6g2", + "MovesSAN": "Qxg2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3r1rk1/1bq3pp/2n1n3/p5N1/Bpp1Q2P/2P5/P4PP1/RN4K1 w - - 0 22", + "PGN": "1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Bb5 c4 6. Nf3 a6 7. Ba4 b5 8. Bc2 b4 9. O-O f6 10. Re1 Qc7 11. h4 a5 12. b3 Bb7 13. bxc4 dxc4 14. exf6 Nxf6 15. Rxe6+ Be7 16. d5 Rd8 17. Ba4 Nxd5 18. Bg5 O-O 19. Qe2 Bxg5 20. Nxg5 Nf4 21. Qe4 Nxe6 *", + "Moves": "e4h7", + "MovesSAN": "Qxh7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "rn1b1k1r/ppN2ppp/2p2q2/5B2/8/8/PPP2PPP/R1B1R1K1 w - - 2 15", + "PGN": "1. e4 e5 2. Nf3 d6 3. d4 exd4 4. Nxd4 Nf6 5. Nc3 d5 6. Bd3 dxe4 7. Nxe4 Qe7 8. O-O Nxe4 9. Bxe4 c6 10. Re1 Be6 11. Bf5 Qf6 12. Nxe6 Be7 13. Qd8+ Bxd8 14. Nc7+ Kf8 *", + "Moves": "e1e8", + "MovesSAN": "Re8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "R7/6kp/1p1b2p1/2nB1pP1/4p3/7P/8/6K1 w - - 4 43", + "PGN": "1. d4 Nf6 2. Nf3 c5 3. d5 d6 4. c4 e5 5. Nc3 g6 6. e4 Bg7 7. Bd3 O-O 8. O-O Bg4 9. h3 Bxf3 10. Qxf3 Nfd7 11. Nb5 Qe7 12. Nc7 Na6 13. Nxa8 Rxa8 14. a3 Rf8 15. g4 f6 16. Qg3 Rf7 17. f4 exf4 18. Bxf4 Ne5 19. Bxe5 dxe5 20. Rad1 Nc7 21. Bc2 Ne8 22. Qe3 b6 23. Bd3 Nd6 24. b4 cxb4 25. axb4 Nb7 26. Rc1 Qxb4 27. Ra1 Nc5 28. Be2 Qb2 29. Rfb1 Qc2 30. Rc1 Qxe4 31. Qxe4 Nxe4 32. Bf3 Nd2 33. Bg2 Nb3 34. d6 Rd7 35. c5 Nxc5 36. Rd1 Bf8 37. Bc6 Rxd6 38. Rxd6 Bxd6 39. Rxa7 f5 40. g5 e4 41. Bd5+ Kh8 42. Ra8+ Kg7 *", + "Moves": "a8g8", + "MovesSAN": "Rg8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "7k/pp5p/r2N4/2nP4/2P5/6R1/8/1K6 w - - 6 45", + "PGN": "1. d4 c5 2. d5 e5 3. c4 d6 4. Nc3 Be7 5. Nf3 Nd7 6. h4 Nf8 7. h5 g6 8. hxg6 Nxg6 9. Nd2 f5 10. Qc2 Nf6 11. Nb3 f4 12. Bd2 Ng4 13. g3 O-O 14. Bg2 Bf5 15. Be4 Bxe4 16. Nxe4 Qd7 17. f3 fxg3 18. Nxg3 Bh4 19. Rxh4 Nxh4 20. O-O-O Nf6 21. Rg1 Kh8 22. Rh1 Rg8 23. Be1 Ng2 24. Bf2 Rxg3 25. Bxg3 Rg8 26. Bf2 Nf4 27. Be3 N6h5 28. Nd2 Ng3 29. Rh2 Ngxe2+ 30. Kb1 Nd4 31. Qe4 Qg7 32. a3 Qg6 33. Bxf4 exf4 34. Rh4 Qxe4+ 35. Nxe4 Nxf3 36. Rxf4 Ne5 37. Nxd6 Rg2 38. Rf5 Nd3 39. b4 Rb2+ 40. Ka1 cxb4 41. axb4 Rxb4 42. Rf3 Nc5 43. Rg3 Ra4+ 44. Kb1 Ra6 *", + "Moves": "d6f7", + "MovesSAN": "Nf7#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "r1r5/ppN4p/3p1kb1/3Pp3/1n3p2/2P5/PP1Q1PP1/2KR1B1R b - - 0 20", + "PGN": "1. d4 Nf6 2. Nf3 g6 3. Nc3 Bg7 4. e4 d6 5. h3 O-O 6. Be3 e5 7. d5 c6 8. Qd2 cxd5 9. Nxd5 Nxd5 10. exd5 f5 11. Bh6 f4 12. Bxg7 Kxg7 13. O-O-O Bf5 14. h4 Qc7 15. h5 Rc8 16. c3 Na6 17. hxg6 Bxg6 18. Ng5 Nb4 19. Ne6+ Kf6 20. Nxc7 *", + "Moves": "b4a2", + "MovesSAN": "Nxa2#", + "Themes": "mate mateIn1 middlegame oneMove queensideAttack" + }, + { + "FEN": "r1b2rk1/pp1p1pp1/2p4p/2q1P3/1nP5/3Q1N2/PPB2PPP/R4RK1 w - - 3 17", + "PGN": "1. e4 e5 2. Nf3 Bd6 3. Bc4 c6 4. O-O h6 5. d4 Qe7 6. dxe5 Bxe5 7. Nxe5 Qxe5 8. Nd2 Nf6 9. Nf3 Qc5 10. Bb3 O-O 11. e5 Ne4 12. Be3 Qe7 13. Qd3 Nc5 14. Bxc5 Qxc5 15. c4 Na6 16. Bc2 Nb4 *", + "Moves": "d3h7", + "MovesSAN": "Qh7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1b1k2r/p1ppq1p1/2p2P2/6Bp/2B3nP/5Q2/PPP2bP1/RN3K1R b kq - 0 12", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Nxc6 bxc6 6. h4 h5 7. Bc4 Nf6 8. e5 Ng4 9. Qf3 Bxf2+ 10. Kf1 Qe7 11. Bg5 f6 12. exf6 *", + "Moves": "e7e1", + "MovesSAN": "Qe1#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "rn3k1r/pq2npbp/6p1/2p5/4P3/8/PPP2PPP/RNBQK2R w KQ - 0 12", + "PGN": "1. e4 e5 2. Nf3 d6 3. d4 exd4 4. Nxd4 c5 5. Bb5+ Bd7 6. Bxd7+ Qxd7 7. Nf5 g6 8. Ne3 Bg7 9. Nc4 Ne7 10. Nxd6+ Kf8 11. Nxb7 Qxb7 *", + "Moves": "d1d8", + "MovesSAN": "Qd8#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "1Q3b1r/p1p4p/2k2p2/4P2n/3r1ppq/2N5/PP2K1PP/R1B4R w - - 0 21", + "PGN": "1. e4 e5 2. f4 exf4 3. Nf3 Nf6 4. e5 Nh5 5. d4 d5 6. c4 Be6 7. c5 Nc6 8. Bd3 Bg4 9. Be2 Bxf3 10. Bxf3 Qh4+ 11. Ke2 g5 12. Bxd5 g4 13. Nc3 O-O-O 14. Qd3 f6 15. Bxc6 bxc6 16. Qa6+ Kb8 17. Qxc6 Rxd4 18. Qe8+ Kb7 19. c6+ Kb6 20. Qb8+ Kxc6 *", + "Moves": "b8b5", + "MovesSAN": "Qb5#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3r4/1b2qppk/1pp2n1p/4pP1N/p1P1P3/5RQ1/P5PP/1B1rR2K w - - 6 28", + "PGN": "1. e4 e6 2. d4 d6 3. Nf3 c6 4. c4 Nd7 5. Nc3 Qc7 6. Bd3 Be7 7. Bg5 Ngf6 8. O-O e5 9. dxe5 Nxe5 10. Nxe5 dxe5 11. f4 O-O 12. f5 Qb6+ 13. Kh1 Qxb2 14. Ne2 Qa3 15. Ng3 h6 16. Bh4 Nh7 17. Bxe7 Qxe7 18. Bc2 Rd8 19. Qh5 Nf6 20. Qh3 Kh7 21. Rf3 b6 22. Bb3 Bb7 23. Nh5 a5 24. Re1 a4 25. Bc2 Rd2 26. Bb1 Rad8 27. Qg3 Rd1 *", + "Moves": "g3g7", + "MovesSAN": "Qxg7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r2qk2r/pppb1pp1/3bp2p/3Pp2Q/2P1P3/2NBP3/PP4PP/R4RK1 w kq - 2 13", + "PGN": "1. e4 d6 2. d4 e6 3. Nf3 Bd7 4. Bd3 Be7 5. Be3 Nc6 6. c4 Nf6 7. Nc3 Ng4 8. O-O Nxe3 9. fxe3 h6 10. d5 Ne5 11. Nxe5 dxe5 12. Qh5 Bd6 *", + "Moves": "h5f7", + "MovesSAN": "Qxf7#", + "Themes": "attackingF2F7 mate mateIn1 middlegame oneMove" + }, + { + "FEN": "1r6/p4k2/1pQ1p3/6p1/3P4/4P1RK/PP2q2P/6R1 b - - 6 30", + "PGN": "1. d4 d5 2. Bf4 Bf5 3. e3 Nc6 4. Nd2 e6 5. Ngf3 Bb4 6. Be2 Nf6 7. O-O Bxd2 8. Qxd2 Ne4 9. Qd1 h5 10. c4 dxc4 11. Bxc4 h4 12. Qb3 b6 13. Bb5 O-O 14. Bxc6 Rb8 15. Rfc1 g5 16. Be5 f6 17. Bxe4 Bxe4 18. Bxc7 Qd7 19. Bxb8 Rxb8 20. Nd2 f5 21. Nxe4 fxe4 22. Qc2 Qd5 23. Qc6 Qf5 24. Rf1 h3 25. f3 hxg2 26. Kxg2 exf3+ 27. Rxf3 Qg4+ 28. Rg3 Qe2+ 29. Kh3 Kf7 30. Rag1 *", + "Moves": "b8h8", + "MovesSAN": "Rh8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "3r3k/1p5p/p4p1P/P2q4/3p2Q1/P2P2P1/5P1K/B7 w - - 1 35", + "PGN": "1. b3 e5 2. Bb2 Nc6 3. e3 a6 4. d3 d5 5. g3 Bb4+ 6. Nd2 Nf6 7. h3 O-O 8. Bg2 d4 9. a3 Ba5 10. b4 dxe3 11. bxa5 exd2+ 12. Qxd2 Nd4 13. Ne2 c5 14. O-O Re8 15. Nxd4 exd4 16. Rfe1 Be6 17. Rab1 Rb8 18. Ba1 Qc7 19. Rb2 Bd5 20. Rxe8+ Rxe8 21. Rb1 Qc6 22. Rb6 Qd7 23. Rxf6 gxf6 24. c3 Bxg2 25. Kxg2 Rd8 26. cxd4 cxd4 27. Qf4 Qc6+ 28. Kh2 Qd5 29. Qxf6 Rd7 30. h4 Qd6 31. Qg5+ Kh8 32. Qg4 f6 33. h5 Qd5 34. h6 Rd8 *", + "Moves": "g4g7", + "MovesSAN": "Qg7#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "4r2k/3r3p/1pqp1b2/1N3p2/P7/6RP/1PP2PP1/4R1K1 w - - 0 26", + "PGN": "1. e4 c5 2. Nf3 d6 3. h3 a6 4. d4 cxd4 5. Nxd4 Nf6 6. Nc3 e6 7. Bg5 Be7 8. a4 O-O 9. Bc4 b6 10. O-O Bb7 11. Re1 Nc6 12. Nxc6 Bxc6 13. Qe2 Re8 14. Bxa6 Qc7 15. Bb5 Bxb5 16. Nxb5 Qd7 17. Red1 Qc6 18. Bxf6 gxf6 19. Rd3 f5 20. exf5 exf5 21. Qd2 Rad8 22. Re1 Rd7 23. Rg3+ Kh8 24. Qd4+ f6 25. Qxf6+ Bxf6 *", + "Moves": "e1e8", + "MovesSAN": "Rxe8#", + "Themes": "hangingPiece mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r4rk1/pp4pp/3Np3/2p3q1/2P1Pn2/4QP2/PP1R1P1P/5R1K b - - 2 19", + "PGN": "1. d4 d6 2. c4 Nc6 3. Nc3 Bf5 4. e4 Bg6 5. Nf3 Nf6 6. Bd3 Nb4 7. O-O Nxd3 8. Qxd3 c5 9. d5 e6 10. Bg5 Be7 11. dxe6 fxe6 12. Rad1 O-O 13. Qe3 Nh5 14. Bxe7 Qxe7 15. Rd2 Nf4 16. Nb5 Bh5 17. Nxd6 Bxf3 18. gxf3 Qg5+ 19. Kh1 *", + "Moves": "g5g2", + "MovesSAN": "Qg2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3r4/p5pk/1p3p1p/2n2N2/4q2P/P3P1Q1/2R2PP1/6K1 w - - 1 32", + "PGN": "1. d4 Nf6 2. c4 c5 3. d5 d6 4. Nf3 e6 5. dxe6 Bxe6 6. e3 Be7 7. Nc3 O-O 8. Bd3 Nc6 9. O-O h6 10. h3 Nb4 11. a3 Nxd3 12. Qxd3 Nh7 13. b4 Bf6 14. Bb2 b6 15. Rab1 Qc7 16. Nd5 Bxd5 17. Qxd5 Bxb2 18. Rxb2 Nf6 19. Qd3 Rad8 20. Rd1 d5 21. cxd5 Rxd5 22. Qe2 Rxd1+ 23. Qxd1 Ne4 24. bxc5 Nxc5 25. Rc2 Qb7 26. Qd4 Ne6 27. Qe5 Rd8 28. Nd4 Nc5 29. Nf5 f6 30. Qg3 Kh7 31. h4 Qe4 *", + "Moves": "g3g7", + "MovesSAN": "Qxg7#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r3rk2/pbpp1p1Q/1pn3p1/6N1/2P5/3qP3/P4PPP/2R2RK1 w - - 1 18", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. d5 Ne4 5. Bd2 Nxd2 6. Qxd2 exd5 7. Qxd5 Bxc3+ 8. bxc3 O-O 9. Nf3 Nc6 10. e3 b6 11. Bd3 Bb7 12. Qh5 g6 13. Qh6 Qf6 14. O-O Qxc3 15. Rac1 Qxd3 16. Ng5 Rfe8 17. Qxh7+ Kf8 *", + "Moves": "h7f7", + "MovesSAN": "Qxf7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3r2k1/5pp1/7p/6r1/2p1Q3/P6P/5qP1/2RR3K w - - 0 40", + "PGN": "1. d4 d5 2. Nf3 Nc6 3. e3 a6 4. c3 Nf6 5. Nbd2 e6 6. Qa4 Be7 7. Ne5 Bd7 8. Nxd7 Qxd7 9. Nf3 O-O 10. Qc2 Qd8 11. Bd3 h6 12. O-O b5 13. Re1 b4 14. a3 bxc3 15. Qxc3 Na7 16. Ne5 Bd6 17. Nf3 Nb5 18. Bxb5 axb5 19. Nd2 b4 20. Qc2 bxa3 21. bxa3 e5 22. Bb2 e4 23. f3 exf3 24. Nxf3 Qd7 25. h3 c6 26. Nd2 Rac8 27. e4 dxe4 28. Nxe4 Nxe4 29. Qxe4 c5 30. Red1 c4 31. Rac1 Qc7 32. d5 Rfe8 33. Qg4 Be5 34. Bxe5 Rxe5 35. d6 Qc5+ 36. Kh1 Rg5 37. Qe4 Qf2 38. d7 Rb8 39. d8=Q+ Rxd8 *", + "Moves": "d1d8", + "MovesSAN": "Rxd8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r1bk4/ppp2p1p/3p4/1B4r1/5p2/8/PPP3PP/2KRR3 w - - 0 19", + "PGN": "1. d4 e5 2. dxe5 Nc6 3. Nf3 Qe7 4. Nc3 Nxe5 5. e4 Nf6 6. Bg5 Nxf3+ 7. Qxf3 Qe5 8. Bxf6 gxf6 9. O-O-O Bb4 10. Nd5 Be7 11. Bc4 d6 12. Nxe7 Qxe7 13. Rhe1 Rg8 14. e5 fxe5 15. Bb5+ Kd8 16. Qh5 Qg5+ 17. Qxg5+ Rxg5 18. f4 exf4 *", + "Moves": "e1e8", + "MovesSAN": "Re8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r1b2rk1/pppp1ppp/8/3N2B1/2P5/7n/PPP3PP/R2Q2RK b - - 0 17", + "PGN": "1. e4 e5 2. Bc4 Nc6 3. Nc3 Bc5 4. d3 Nf6 5. Bg5 O-O 6. Nd5 Be7 7. Nxe7+ Qxe7 8. Ne2 Na5 9. O-O Nxc4 10. dxc4 Qe6 11. f4 exf4 12. Nxf4 Qb6+ 13. Kh1 Nxe4 14. Nd5 Nf2+ 15. Kg1 Nh3+ 16. Kh1 Qg1+ 17. Rxg1 *", + "Moves": "h3f2", + "MovesSAN": "Nf2#", + "Themes": "mate mateIn1 middlegame oneMove smotheredMate" + }, + { + "FEN": "1rb2rk1/2qnbppp/3ppP2/8/3P4/3Q1N2/1pB2PPP/R1B1R1K1 w - - 0 17", + "PGN": "1. e4 c5 2. Nf3 d6 3. Bc4 e6 4. O-O Nf6 5. Re1 Nbd7 6. c3 a6 7. a4 Be7 8. d4 cxd4 9. cxd4 O-O 10. Nc3 Qc7 11. Bb3 Rb8 12. Bc2 b5 13. axb5 axb5 14. Qd3 b4 15. e5 bxc3 16. exf6 cxb2 *", + "Moves": "d3h7", + "MovesSAN": "Qxh7#", + "Themes": "kingsideAttack mate mateIn1 oneMove opening" + }, + { + "FEN": "2k2q1r/ppp3R1/2n5/7p/1PP5/P1Q1P1Pb/1B5P/5RK1 b - - 0 23", + "PGN": "1. d4 d5 2. Nf3 Nc6 3. g3 e5 4. Bg2 e4 5. Nfd2 Nxd4 6. e3 Nc6 7. c4 Nf6 8. Nc3 Bg4 9. Qc2 d4 10. Ncxe4 dxe3 11. fxe3 Bb4 12. Nxf6+ Qxf6 13. a3 Bc5 14. Ne4 Qe5 15. Nxc5 Qxc5 16. O-O O-O-O 17. Rxf7 h5 18. Rxg7 Bf5 19. b4 Qf8 20. Qc3 Rd1+ 21. Bf1 Bh3 22. Bb2 Rxf1+ 23. Rxf1 *", + "Moves": "f8f1", + "MovesSAN": "Qxf1#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r6k/pp5p/4pNp1/2P3P1/q1r2B2/7Q/PPP5/2KR4 b - - 4 24", + "PGN": "1. d4 f5 2. g4 fxg4 3. e4 d5 4. e5 Bf5 5. Nc3 e6 6. h3 gxh3 7. Nxh3 Be7 8. Rg1 g6 9. Ng5 Nd7 10. Be3 c5 11. f4 Nh6 12. Bb5 Ng4 13. Rxg4 Bxg4 14. Qxg4 Bxg5 15. fxg5 Qe7 16. dxc5 O-O 17. Bxd7 Qxd7 18. O-O-O Rf5 19. Ne2 Rxe5 20. Bf4 Re4 21. Nc3 Rc4 22. Nxd5 Qa4 23. Nf6+ Kh8 24. Qh3 *", + "Moves": "a4c2", + "MovesSAN": "Qxc2#", + "Themes": "mate mateIn1 middlegame oneMove queensideAttack" + }, + { + "FEN": "6k1/pp3ppp/4p3/8/2P1qP2/1P6/P5PP/3Q3K w - - 1 25", + "PGN": "1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Ng3 Bg4 6. Nf3 e6 7. Be2 Bd6 8. Ne5 Bxe2 9. Qxe2 Qc7 10. f4 Nbd7 11. O-O O-O 12. c4 c5 13. Be3 cxd4 14. Bxd4 Bc5 15. Bxc5 Qxc5+ 16. Kh1 Rac8 17. b3 Rfd8 18. Nxd7 Rxd7 19. Rad1 Rcd8 20. Rxd7 Rxd7 21. Rd1 Qc6 22. Nh5 Nxh5 23. Qxh5 Rxd1+ 24. Qxd1 Qe4 *", + "Moves": "d1d8", + "MovesSAN": "Qd8#", + "Themes": "backRankMate endgame mate mateIn1 oneMove queenEndgame" + }, + { + "FEN": "r2q1rk1/1p3p1p/4pQp1/PbPp1n2/1P6/2B5/5PPP/R4RK1 w - - 2 18", + "PGN": "1. e4 c6 2. d4 d5 3. e5 c5 4. dxc5 e6 5. b4 a5 6. c3 Nc6 7. Bb5 axb4 8. cxb4 Ne7 9. Nf3 g6 10. O-O Bg7 11. Nc3 O-O 12. a4 Nxe5 13. Bb2 Bd7 14. a5 Nxf3+ 15. Qxf3 Bxc3 16. Bxc3 Bxb5 17. Qf6 Nf5 *", + "Moves": "f6h8", + "MovesSAN": "Qh8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "4k2r/5ppp/1pb1p3/3pP3/Rb6/8/4NPPP/2BK3R b k - 0 18", + "PGN": "1. e4 e6 2. e5 d5 3. d4 c5 4. Bb5+ Nc6 5. Bxc6+ bxc6 6. c3 Qb6 7. Qb3 cxd4 8. Qxb6 axb6 9. cxd4 Ba6 10. a4 Ne7 11. b4 Nf5 12. b5 Bb7 13. bxc6 Bxc6 14. Nc3 Nxd4 15. Kd1 Bb4 16. Nge2 Nxe2 17. Nxe2 Rxa4 18. Rxa4 *", + "Moves": "c6a4", + "MovesSAN": "Bxa4#", + "Themes": "doubleBishopMate mate mateIn1 middlegame oneMove" + }, + { + "FEN": "5rkr/2p1Q3/1b1p1P2/6p1/2pP4/8/1P2KP2/8 w - - 1 41", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 Nge7 4. O-O a6 5. Ba4 b5 6. Bb3 Ng6 7. c3 Na5 8. Bc2 Bc5 9. d4 exd4 10. cxd4 Bb6 11. Nc3 O-O 12. Bg5 Qe8 13. Re1 d6 14. Nd5 Bg4 15. Rc1 Rc8 16. a4 Bxf3 17. gxf3 Qd7 18. axb5 axb5 19. f4 h6 20. f5 hxg5 21. fxg6 fxg6 22. Qd2 Qg4+ 23. Kh1 Qf3+ 24. Kg1 Kf7 25. Re3 Qh5 26. e5 Rh8 27. h3 Nc4 28. Qd3 Nxe3 29. Qxe3 Qxh3 30. Qe4 Qh2+ 31. Kf1 Qh1+ 32. Ke2 Qxc1 33. Qxg6+ Kf8 34. Qf5+ Ke8 35. Qe6+ Kf8 36. Qe7+ Kg8 37. Nf6+ gxf6 38. Bb3+ Qc4+ 39. Bxc4+ bxc4 40. exf6 Rf8 *", + "Moves": "e7g7", + "MovesSAN": "Qg7#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r2qkbnr/pp1np1p1/2p1p3/3p2p1/3P1P2/3Q4/PPP4P/RNB1K1NR w KQkq - 0 10", + "PGN": "1. e4 c6 2. d4 d5 3. e5 Bf5 4. g4 Bg6 5. e6 fxe6 6. g5 Nd7 7. f4 h6 8. Bd3 Bxd3 9. Qxd3 hxg5 *", + "Moves": "d3g6", + "MovesSAN": "Qg6#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "r5k1/5pp1/p3pn1p/3pN3/Nq1P4/3RP3/1PQ2PPP/6K1 b - - 0 23", + "PGN": "1. d4 d5 2. c4 c6 3. cxd5 cxd5 4. Nc3 Nf6 5. Nf3 e6 6. Bf4 a6 7. Rc1 Nc6 8. e3 Bb4 9. Bd3 h6 10. O-O Bd6 11. Bxd6 Qxd6 12. Qb3 O-O 13. Rc2 Nb4 14. Rd2 Bd7 15. a3 Nxd3 16. Rxd3 b5 17. Rc1 Rfc8 18. Ne5 Be8 19. Qd1 b4 20. axb4 Qxb4 21. Rc2 Ba4 22. Nxa4 Rxc2 23. Qxc2 *", + "Moves": "b4e1", + "MovesSAN": "Qe1#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/7k/2b4p/3p4/1R4N1/2r3P1/r3RP1P/4K3 b - - 1 52", + "PGN": "1. d4 g5 2. Bxg5 Bg7 3. c3 c6 4. e4 Qb6 5. Qb3 Qa5 6. Nf3 d6 7. Bc4 e6 8. O-O Nf6 9. Bxf6 Bxf6 10. e5 Be7 11. exd6 Bxd6 12. Nbd2 Nd7 13. Rae1 Nf6 14. Bd3 O-O 15. Nc4 Qc7 16. Nxd6 Qxd6 17. Ne5 a5 18. Qd1 Kh8 19. Re3 Qe7 20. Rh3 Rg8 21. Qf3 Rg7 22. Re1 Bd7 23. Rh4 Rag8 24. g3 Be8 25. Rf4 Nd5 26. Rfe4 Qf6 27. Qxf6 Nxf6 28. Rh4 b5 29. Kf1 b4 30. Nc4 bxc3 31. bxc3 Nd5 32. Rc1 Bd7 33. Nxa5 Ra8 34. Nc4 Rxa2 35. Ne5 Be8 36. Be4 Ra3 37. Bxd5 cxd5 38. Rf4 Bb5+ 39. Kg2 Kg8 40. Rb1 Ra5 41. Rb4 h6 42. Rh4 Kh7 43. Kf3 f6 44. Ng4 Rg6 45. Ne3 Bc6 46. Ke2 e5 47. dxe5 fxe5 48. Rh5 Ra2+ 49. Ke1 Rf6 50. Ng4 Rf3 51. Rxe5 Rxc3 52. Re2 *", + "Moves": "c3c1", + "MovesSAN": "Rc1#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "3q2k1/5R1p/8/1p1pp2Q/4r3/8/PP4PP/7K w - - 2 31", + "PGN": "1. e4 c5 2. Nf3 e6 3. c4 a6 4. d4 cxd4 5. Nxd4 Nc6 6. Nc3 Nge7 7. Be2 Nxd4 8. Qxd4 Nc6 9. Qd1 Be7 10. O-O O-O 11. Kh1 d6 12. f4 e5 13. f5 Nd4 14. Nd5 b5 15. f6 Bxf6 16. Nxf6+ gxf6 17. Bg4 Ne6 18. Bf5 Ng7 19. Bh6 Bxf5 20. Bxg7 Kxg7 21. Rxf5 Rg8 22. Qh5 Rc8 23. cxb5 axb5 24. Raf1 Rc4 25. Qh4 d5 26. Rxf6 Kh8 27. Qh5 Rxe4 28. Rxf7 Rg7 29. Rxg7 Kxg7 30. Rf7+ Kg8 *", + "Moves": "h5h7", + "MovesSAN": "Qxh7#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "5rk1/p4pb1/1n3p1p/3p1p2/3P1Q2/1P6/R1rNPPPP/4KB1R b K - 0 18", + "PGN": "1. d4 d5 2. c4 c6 3. cxd5 cxd5 4. Nc3 Nf6 5. Nf3 Bf5 6. Bg5 h6 7. Bxf6 gxf6 8. Qb3 e6 9. Qxb7 Nd7 10. b3 Bg7 11. Nb5 O-O 12. Nd6 Qa5+ 13. Nd2 Nb6 14. Nxf5 exf5 15. Qc6 Rac8 16. Qd6 Rc2 17. Qf4 Qxa2 18. Rxa2 *", + "Moves": "c2c1", + "MovesSAN": "Rc1#", + "Themes": "backRankMate mate mateIn1 middlegame oneMove" + }, + { + "FEN": "6k1/1rR5/6K1/3pP3/p3r3/8/8/8 w - - 0 52", + "PGN": "1. e4 g5 2. d4 e6 3. Nc3 Be7 4. Bd3 d6 5. Nf3 g4 6. Ng1 h5 7. Bf4 c6 8. Qd2 Na6 9. Nge2 Nb4 10. O-O Nxd3 11. Qxd3 a5 12. e5 d5 13. a4 b6 14. Nd1 Nh6 15. Ng3 Nf5 16. Nxf5 exf5 17. Re1 Be6 18. b3 Bg5 19. Bxg5 Qxg5 20. Ne3 f4 21. Nf1 h4 22. g3 hxg3 23. fxg3 Bf5 24. Qd2 Be4 25. Qxf4 Qxf4 26. gxf4 f5 27. Ng3 Bxc2 28. Rec1 Be4 29. Rxc6 Rh7 30. Rxb6 Rc7 31. b4 Rc2 32. Re6+ Kf8 33. b5 Rac8 34. Rf6+ Kg8 35. Nxf5 Rg2+ 36. Kf1 Rcc2 37. Ng3 Rcf2+ 38. Ke1 Rxh2 39. Nxe4 Re2+ 40. Kf1 Rxe4 41. b6 Rh1+ 42. Kf2 Rxa1 43. Kg3 Rxa4 44. Kxg4 Raxd4 45. Rg6+ Kh7 46. Rf6 a4 47. b7 Rb4 48. Rf7+ Kg8 49. Rc7 Rxf4+ 50. Kg5 Rfe4 51. Kg6 Rxb7 *", + "Moves": "c7c8", + "MovesSAN": "Rc8#", + "Themes": "endgame mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "3r1b1k/1p3B2/p1n3R1/2p1p1Nn/4P3/2q4P/P4P2/R4K2 w - - 0 24", + "PGN": "1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. d3 e5 5. Bg5 Nc6 6. h3 h6 7. Bh4 Be6 8. Nbd2 a6 9. g4 Be7 10. Be2 O-O 11. Rg1 d5 12. g5 hxg5 13. Bxg5 dxe4 14. dxe4 Qb6 15. Bh6 g6 16. Bxf8 Bxf8 17. Nc4 Bxc4 18. Bxc4 Qxb2 19. Rxg6+ Kh7 20. Bxf7 Qxc3+ 21. Kf1 Rd8 22. Ng5+ Kh8 23. Qh5+ Nxh5 *", + "Moves": "g6g8", + "MovesSAN": "Rg8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "1r4k1/6p1/p1R1p2p/8/P6P/3R4/2P2rP1/3K4 b - - 0 30", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Nc3 Bb4 5. d3 O-O 6. Bg5 Be7 7. Be3 Bb4 8. h4 d5 9. exd5 Nxd5 10. Bd2 Nxc3 11. Bxc3 Bxc3+ 12. bxc3 a6 13. a4 Be6 14. Bxe6 fxe6 15. Qd2 b5 16. Qg5 h6 17. Qxd8 Raxd8 18. Kd2 e4 19. Ne1 b4 20. cxb4 Nxb4 21. Rb1 Nd5 22. dxe4 Rxf2+ 23. Kc1 Nc3 24. Rb7 Nxe4 25. Rxc7 Rb8 26. Rc6 Ng3 27. Rh3 Ne2+ 28. Kd1 Nf4 29. Nd3 Nxd3 30. Rxd3 *", + "Moves": "b8b1", + "MovesSAN": "Rb1#", + "Themes": "endgame mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "r3k2r/pb3pbp/1p4p1/2pq4/3N3P/3P4/PP1BBPP1/R1Q2RK1 b kq - 0 14", + "PGN": "1. e4 c5 2. d3 Nc6 3. Nf3 g6 4. c4 Bg7 5. Nc3 e6 6. Bd2 Nge7 7. Be2 b6 8. O-O Bb7 9. h4 d5 10. exd5 exd5 11. cxd5 Nxd5 12. Nxd5 Qxd5 13. Qc1 Nd4 14. Nxd4 *", + "Moves": "d5g2", + "MovesSAN": "Qxg2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r3r1k1/ppq2pp1/2p3np/3p4/3QnP2/1P5P/PBP1N1P1/R3R1K1 w - - 1 20", + "PGN": "1. e4 e6 2. Nf3 d5 3. exd5 exd5 4. Be2 Nf6 5. O-O Bd6 6. d4 O-O 7. Nc3 c6 8. Qd3 Bg4 9. Ng5 Bxe2 10. Nxe2 h6 11. Nf3 Nbd7 12. Re1 Re8 13. b3 Qc7 14. Bb2 Ne4 15. h3 Ndf6 16. Ne5 Bxe5 17. dxe5 Nd7 18. Qd4 Nxe5 19. f4 Ng6 *", + "Moves": "d4g7", + "MovesSAN": "Qxg7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "5k1r/Q5qp/p1p1bp1n/6p1/2P1P3/1N3P2/PP4PP/3R2K1 w - - 4 24", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. O-O Bd6 6. d4 exd4 7. Nxd4 f6 8. c4 c5 9. Nb3 Be6 10. Qe2 Qe7 11. Be3 O-O-O 12. Nc3 Nh6 13. f3 g5 14. Qf2 b6 15. Nd5 Qg7 16. Rad1 Kb7 17. Rd2 c6 18. Nxb6 Kxb6 19. Rxd6 Rxd6 20. Bxc5+ Kc7 21. Bxd6+ Kxd6 22. Rd1+ Ke7 23. Qa7+ Kf8 *", + "Moves": "d1d8", + "MovesSAN": "Rd8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1b4k/1p5P/p1p1p2r/2Pp4/PP3P1q/2bBPQ2/7B/1R4RK b - - 6 26", + "PGN": "1. d4 e6 2. c4 d5 3. Nc3 Nf6 4. Bf4 a6 5. e3 Be7 6. Nf3 O-O 7. h3 c6 8. Bd3 Nbd7 9. O-O Nh5 10. Bh2 g6 11. a3 Ndf6 12. Ne5 Bd6 13. c5 Bc7 14. b4 Nd7 15. a4 Nxe5 16. dxe5 Qg5 17. f4 Qh4 18. Qf3 f5 19. g4 fxg4 20. hxg4 Bxe5 21. gxh5 Bxc3 22. hxg6 Rf6 23. gxh7+ Kh8 24. Rab1 Rg6+ 25. Kh1 Rh6 26. Rg1 *", + "Moves": "h4h2", + "MovesSAN": "Qxh2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "kr6/pp4n1/N1p3qp/6p1/3P4/8/PP4PP/2R3K1 w - - 0 31", + "PGN": "1. d4 d5 2. c4 e6 3. cxd5 exd5 4. Nc3 Nf6 5. Bg5 c6 6. Qc2 Bd6 7. e3 Nbd7 8. Bd3 h6 9. Bh4 Qe7 10. Nf3 g5 11. Bg3 Nh5 12. Bxd6 Qxd6 13. O-O Ndf6 14. Ne5 Ng7 15. f4 Ng4 16. Bg6 fxg6 17. Nxg6 Bf5 18. e4 Bxg6 19. f5 Ne3 20. Qe2 Nexf5 21. exf5+ Kd7 22. fxg6 Qxg6 23. Qg4+ Kc7 24. Rac1 Raf8 25. Rxf8 Rxf8 26. Nxd5+ Kb8 27. Qg3+ Ka8 28. Nc7+ Kb8 29. Na6+ Ka8 30. Qb8+ Rxb8 *", + "Moves": "a6c7", + "MovesSAN": "Nc7#", + "Themes": "endgame mate mateIn1 oneMove smotheredMate" + }, + { + "FEN": "3rn1r1/1p3p1p/pkbPp1p1/4B1P1/1PB4P/P7/1K3P2/3R3R w - - 1 24", + "PGN": "1. e4 c6 2. d4 d5 3. e5 c5 4. dxc5 e6 5. a3 Bxc5 6. b4 Bf8 7. c4 Ne7 8. Nc3 dxc4 9. Qxd8+ Kxd8 10. Bxc4 g6 11. Nf3 Nbc6 12. Bg5 Kc7 13. O-O-O Nf5 14. Bf6 Rg8 15. Nb5+ Kb6 16. Kb2 a6 17. Nd6 Bxd6 18. exd6 Bd7 19. g4 Ng7 20. Ne5 Nxe5 21. Bxe5 Ne8 22. g5 Rd8 23. h4 Bc6 *", + "Moves": "e5d4", + "MovesSAN": "Bd4#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "6k1/4R1p1/8/7P/4Q3/5p2/1q4PK/8 b - - 0 54", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Bd3 a6 6. Ne2 e5 7. O-O Be7 8. Nbc3 Nbd7 9. f4 b5 10. a3 Bb7 11. f5 Rc8 12. Ng3 Rxc3 13. bxc3 O-O 14. Qe2 Nc5 15. Bb2 Na4 16. Rab1 Qc7 17. c4 Nxb2 18. Rxb2 Qc5+ 19. Kh1 Qxa3 20. Rb3 Qc5 21. cxb5 a5 22. Ra1 Bd8 23. Rbb1 Bb6 24. Nh5 Nxh5 25. Qxh5 f6 26. Qe2 Rc8 27. h3 Qd4 28. Rd1 Rc3 29. Kh2 a4 30. Ra2 a3 31. Rda1 Bc5 32. Rb1 d5 33. Re1 h5 34. Raa1 h4 35. Qg4 Qf2 36. Re2 Qd4 37. Ree1 Rxd3 38. cxd3 Qxd3 39. exd5 Qxd5 40. Red1 Bd4 41. Rxa3 Qxb5 42. Rxd4 exd4 43. Qxd4 Qxf5 44. Qxh4 Qd5 45. Qg3 Bc6 46. Rd3 Qe4 47. Re3 Qd5 48. h4 f5 49. Re7 Qd4 50. Rc7 Be4 51. Re7 Qb2 52. h5 f4 53. Qg4 f3 54. Qxe4 *", + "Moves": "b2g2", + "MovesSAN": "Qxg2#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "r2qkbnr/pp1npppp/2p5/8/2BP4/4PQ2/PP3PPP/RNB1K2R w KQkq - 1 7", + "PGN": "1. d4 d5 2. c4 dxc4 3. Nf3 Bg4 4. e3 Bxf3 5. Qxf3 c6 6. Bxc4 Nd7 *", + "Moves": "c4f7", + "MovesSAN": "Bxf7#", + "Themes": "attackingF2F7 mate mateIn1 oneMove opening" + }, + { + "FEN": "8/8/2B5/5pk1/P1nP4/1N4r1/1PP5/2K5 b - - 0 42", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. Qe2 Qe7 6. d3 Nc5 7. Qxe7+ Bxe7 8. Nc3 c6 9. Be2 O-O 10. Be3 d5 11. h4 Ne6 12. O-O-O Bf6 13. d4 Na6 14. a3 Nac7 15. g4 a5 16. g5 Be7 17. h5 b5 18. Ne5 Nxg5 19. Nxc6 Bf6 20. Bf4 Nce6 21. Nxd5 Nxf4 22. Nxf6+ gxf6 23. Bxb5 Bg4 24. h6 Bxd1 25. Rxd1 Nd5 26. Rg1 Kh8 27. Bc4 Nb6 28. Bd3 Nf3 29. Rg7 Ng5 30. f4 Rg8 31. fxg5 Rxg7 32. hxg7+ Kxg7 33. gxf6+ Kxf6 34. Bxh7 Rh8 35. Be4 Nc4 36. Bd5 Ne3 37. Bf3 Rh3 38. Be4 Rg3 39. Nxa5 Kg5 40. Nb3 f5 41. Bc6 Nc4 42. a4 *", + "Moves": "g3g1", + "MovesSAN": "Rg1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r2q1rk1/p3pp1p/1p1p2P1/2n5/2P3P1/2QBB3/PP6/1K1R3b w - - 0 19", + "PGN": "1. e4 d6 2. d4 Nd7 3. c4 g6 4. Nc3 Bg7 5. Be3 c5 6. Nge2 cxd4 7. Nxd4 Nc5 8. f3 b6 9. Qd2 Bb7 10. O-O-O Nf6 11. Kb1 O-O 12. g4 Nfd7 13. h4 Ne5 14. h5 Nxf3 15. Nxf3 Bxc3 16. Qxc3 Bxe4+ 17. Bd3 Bxf3 18. hxg6 Bxh1 *", + "Moves": "g6h7", + "MovesSAN": "gxh7#", + "Themes": "advancedPawn kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1b1r1k1/ppp2ppp/2n1q3/8/3BPP2/P1P3QP/6P1/R3KB1R w KQ - 1 17", + "PGN": "1. e4 d5 2. d3 dxe4 3. Nc3 e5 4. h3 Bb4 5. Be3 Nf6 6. a3 Bxc3+ 7. bxc3 O-O 8. Ne2 exd3 9. cxd3 Nc6 10. Ng3 e4 11. Nxe4 Nxe4 12. dxe4 Qf6 13. Bd4 Qe6 14. Qf3 Ne5 15. Qg3 Re8 16. f4 Nc6 *", + "Moves": "g3g7", + "MovesSAN": "Qxg7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r2qkb1r/ppp1pppp/2n5/4Nb2/n1B5/P3P3/1P1P1PPP/R1B1K2R w KQkq - 0 10", + "PGN": "1. Nf3 d5 2. e3 Bf5 3. c4 Nc6 4. a3 Nf6 5. Nc3 Na5 6. Qa4+ Nc6 7. cxd5 Nxd5 8. Bc4 Nxc3 9. Ne5 Nxa4 *", + "Moves": "c4f7", + "MovesSAN": "Bxf7#", + "Themes": "attackingF2F7 mate mateIn1 oneMove opening" + }, + { + "FEN": "2r5/3bk3/3p1p2/p2K1Pp1/3NP3/1P6/2P3R1/8 b - - 13 40", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 O-O 8. Bc4 Nc6 9. Qd2 Bd7 10. O-O-O Qa5 11. Nb3 Qc7 12. Kb1 Ne5 13. Be2 a6 14. h4 b5 15. g4 Nc4 16. Bxc4 bxc4 17. Nd4 Rab8 18. Bh6 Qb6 19. b3 cxb3 20. axb3 a5 21. Bxg7 Kxg7 22. h5 Rh8 23. hxg6 hxg6 24. Rxh8 Rxh8 25. g5 Nh5 26. f4 Qb4 27. f5 Rb8 28. Nd5 Qxd2 29. Rxd2 Re8 30. Rf2 f6 31. gxf6+ Nxf6 32. Nxf6 exf6 33. Rf4 g5 34. Rg4 Kf7 35. Kb2 Rb8 36. Kc3 Rc8+ 37. Kd3 Rh8 38. Kc4 Ke7 39. Kd5 Rc8 40. Rg2 *", + "Moves": "c8c5", + "MovesSAN": "Rc5#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r5k1/1b2bp2/6qQ/3pB2N/2pP4/Pp6/5PP1/4R1K1 w - - 2 32", + "PGN": "1. e4 e6 2. Bc4 d5 3. exd5 exd5 4. Bb3 Nf6 5. d4 Bd6 6. h3 O-O 7. Ne2 c5 8. c3 c4 9. Bc2 Nc6 10. Nd2 Re8 11. Nf3 h6 12. Be3 b5 13. a3 a5 14. O-O Bb7 15. Nf4 b4 16. Nh2 Qc7 17. Qd2 bxc3 18. bxc3 a4 19. Bd1 Ne4 20. Qc1 Nxc3 21. Ng4 Nxd1 22. Rxd1 Na5 23. Rb1 Nb3 24. Rxb3 axb3 25. Nh5 Re6 26. Bxh6 Rg6 27. Bxg7 Be7 28. Be5 Qd7 29. Re1 Rxg4 30. hxg4 Qxg4 31. Qh6 Qg6 *", + "Moves": "h6h8", + "MovesSAN": "Qh8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "1b5k/pp4pp/6r1/2P1p1q1/1P2N3/3Q1P2/P5PP/5RK1 b - - 3 34", + "PGN": "1. e4 e6 2. Nf3 d5 3. exd5 exd5 4. d4 Bd6 5. Nc3 Ne7 6. Bg5 f6 7. Bh4 O-O 8. Bg3 c5 9. dxc5 Bxc5 10. Bd3 Nbc6 11. O-O Be6 12. Na4 Bd6 13. Qe2 Qd7 14. c4 d4 15. b3 Rfe8 16. Rad1 Rad8 17. Qb2 Bg4 18. Be4 Nf5 19. Rd3 Ne5 20. Bxe5 fxe5 21. c5 Bb8 22. Nd2 Nh4 23. f3 Bf5 24. Bxf5 Qxf5 25. Ne4 Ng6 26. b4 Nf4 27. Rd2 d3 28. Qb3+ Kh8 29. Nb2 Re6 30. Nxd3 Rg6 31. Nxf4 Rxd2 32. Nxd2 Qxf4 33. Qd3 Qg5 34. Ne4 *", + "Moves": "g5g2", + "MovesSAN": "Qxg2#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "3r3k/p3RQr1/3p4/1Pp2p2/2P4q/6P1/P5K1/8 w - - 0 38", + "PGN": "1. c4 e5 2. Nc3 Bb4 3. g3 Bxc3 4. dxc3 Ne7 5. Bg2 O-O 6. Nf3 d6 7. O-O Nbc6 8. b3 b6 9. e4 Bb7 10. Nh4 Na5 11. Nf5 Nxf5 12. exf5 Bxg2 13. Kxg2 f6 14. Qd5+ Kh8 15. Rd1 Qc8 16. b4 c6 17. Qd3 Nb7 18. Be3 Re8 19. f3 Rd8 20. Qe4 Qc7 21. b5 cxb5 22. cxb5 Nc5 23. Qd5 Qd7 24. Bxc5 bxc5 25. c4 Qxf5 26. Rd2 h5 27. h4 g5 28. hxg5 Qxg5 29. Rh1 f5 30. Re2 Rg8 31. Rh3 Rad8 32. Qf7 h4 33. f4 exf4 34. Re7 f3+ 35. Kxf3 Qg4+ 36. Kg2 Rg7 37. Rxh4+ Qxh4 *", + "Moves": "f7g7", + "MovesSAN": "Qxg7#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "rnbqkbnr/ppppp3/7p/5pp1/3P3B/4P3/PPP2PPP/RN1QKBNR w KQkq - 0 5", + "PGN": "1. d4 f5 2. Bg5 g6 3. e3 h6 4. Bh4 g5 *", + "Moves": "d1h5", + "MovesSAN": "Qh5#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "5k1r/p1r1npp1/5q2/1Bp1p2p/4P3/8/PPP2PPP/3R1RK1 w - - 0 19", + "PGN": "1. e4 e5 2. Nf3 d6 3. d4 Bg4 4. dxe5 Bxf3 5. Qxf3 dxe5 6. Bc4 Qf6 7. Qb3 b6 8. O-O Bc5 9. Nc3 Ne7 10. Nb5 Na6 11. Qa4 c6 12. Qxa6 cxb5 13. Bxb5+ Kf8 14. Qb7 Rd8 15. Be3 h5 16. Bxc5 bxc5 17. Qc7 Rc8 18. Rad1 Rxc7 *", + "Moves": "d1d8", + "MovesSAN": "Rd8#", + "Themes": "backRankMate mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3r1r1k/3q2bp/5p2/p2Pn3/1p5p/7P/PPQ3P1/1B2RR1K w - - 2 30", + "PGN": "1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. h3 O-O 6. Bg5 Na6 7. Bd3 c6 8. Nge2 Nc7 9. Qd2 e5 10. d5 cxd5 11. cxd5 Qe8 12. Ng3 b5 13. O-O b4 14. Nce2 Nd7 15. Rac1 Na6 16. Kh2 Nac5 17. Bb1 a5 18. f4 f6 19. Bh4 exf4 20. Nxf4 g5 21. Nf5 gxh4 22. Rce1 Ne5 23. Nxd6 Qe7 24. Nf5 Bxf5 25. exf5 Rad8 26. Kh1 Kh8 27. Ne6 Nxe6 28. fxe6 Qxe6 29. Qc2 Qd7 *", + "Moves": "c2h7", + "MovesSAN": "Qxh7#", + "Themes": "kingsideAttack master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "1b2r1k1/1p3ppb/p1r4p/3p4/1P6/P1n2N1P/1B2RPP1/R4BK1 w - - 0 24", + "PGN": "1. e4 c6 2. Nf3 d5 3. exd5 cxd5 4. Nc3 Nc6 5. d4 a6 6. Be2 Bf5 7. O-O h6 8. a3 Nf6 9. h3 e6 10. Bf4 Bd6 11. Bc1 O-O 12. b3 Bh7 13. Bb2 Rc8 14. Re1 Bb8 15. Bf1 Re8 16. b4 e5 17. dxe5 Nxe5 18. Na4 Qc7 19. Nxe5 Ne4 20. Nf3 Qxc2 21. Qxc2 Rxc2 22. Re2 Rc6 23. Nc3 Nxc3 *", + "Moves": "e2e8", + "MovesSAN": "Rxe8#", + "Themes": "backRankMate hangingPiece mate mateIn1 middlegame oneMove" + }, + { + "FEN": "6k1/1Q3pp1/1p1rp2p/p7/2P5/1P2P3/P4PPP/6K1 b - - 0 30", + "PGN": "1. d4 Nf6 2. Bg5 e6 3. c4 b6 4. Nf3 Bb7 5. e3 Be7 6. Bd3 O-O 7. O-O c5 8. Qc2 h6 9. Bh4 d6 10. Bxf6 Bxf6 11. Be4 Bxe4 12. Qxe4 Nd7 13. Nc3 cxd4 14. Nxd4 Rc8 15. b3 Nc5 16. Qf3 Qd7 17. Ncb5 a6 18. Nc3 Rb8 19. Ne4 Nxe4 20. Qxe4 Rfc8 21. Rad1 Bxd4 22. Qxd4 Rc6 23. Rd2 Rd8 24. Rfd1 a5 25. Qf4 Qe7 26. Qf3 Qc7 27. Rd4 Qb7 28. Rxd6 Rcxd6 29. Rxd6 Rxd6 30. Qxb7 *", + "Moves": "d6d1", + "MovesSAN": "Rd1#", + "Themes": "backRankMate endgame mate mateIn1 oneMove queenRookEndgame" + }, + { + "FEN": "r4r2/p1qk4/1pnN1Qp1/8/4p3/3bP3/P2N1PBP/4K2R w K - 3 21", + "PGN": "1. g4 g6 2. g5 h6 3. d4 d5 4. c4 hxg5 5. Bxg5 dxc4 6. Bg2 Bg7 7. Nf3 Nc6 8. e3 Bf5 9. Na3 f6 10. Bf4 e5 11. dxe5 fxe5 12. Bg3 Bd3 13. Rc1 e4 14. Nd2 Bxb2 15. Naxc4 Bxc1 16. Qxc1 Nf6 17. Qb2 b6 18. Bxc7 Qxc7 19. Qxf6 Rf8 20. Nd6+ Kd7 *", + "Moves": "g2h3", + "MovesSAN": "Bh3#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3rk2r/1p2n3/2p2p2/p1b1p3/Q1PnP1N1/P7/1P3PP1/R1B2RK1 b k - 0 25", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. c3 d5 4. exd5 Qxd5 5. Be2 Bc5 6. c4 Qd6 7. Qc2 Nge7 8. Nc3 Bf5 9. d3 Nb4 10. Qd2 a5 11. a3 Nbc6 12. O-O h5 13. Ne4 Bxe4 14. dxe4 Qf6 15. Qg5 Qe6 16. Nh4 g6 17. Nf3 f6 18. Qd2 Rd8 19. Qc2 g5 20. h3 g4 21. hxg4 hxg4 22. Nh2 Nd4 23. Qa4+ c6 24. Bxg4 Qxg4 25. Nxg4 *", + "Moves": "d4e2", + "MovesSAN": "Ne2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "4r2r/ppp2kp1/3q2p1/8/3bN3/5P2/PPP3PP/R2Q1R1K b - - 3 16", + "PGN": "1. e4 d5 2. exd5 Nf6 3. d4 Bg4 4. f3 Bf5 5. Bd3 Bg6 6. Bxg6 hxg6 7. Bg5 e6 8. dxe6 Nc6 9. exf7+ Kxf7 10. Bxf6 Qxf6 11. Nc3 Re8+ 12. Nge2 Nxd4 13. O-O Bc5 14. Nxd4 Bxd4+ 15. Kh1 Qd6 16. Ne4 *", + "Moves": "h8h2", + "MovesSAN": "Rxh2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r2q1rk1/1b3pp1/p3p2p/np1n4/3P3b/2NQ1N2/PPB2PPP/2RR2K1 w - - 0 19", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. c3 Nf6 5. e5 Nd5 6. cxd4 e6 7. Bc4 d6 8. exd6 Bxd6 9. O-O O-O 10. Nc3 Nf6 11. Bg5 h6 12. Bh4 Be7 13. Qe2 a6 14. Rac1 b5 15. Bb3 Bb7 16. Rfd1 Na5 17. Bc2 Nd5 18. Qd3 Bxh4 *", + "Moves": "d3h7", + "MovesSAN": "Qh7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "1br2rk1/ppq2ppp/2N1p3/3n4/2NP4/1P5P/PB2QPP1/2R2RK1 b - - 0 19", + "PGN": "1. e4 c6 2. Nf3 d5 3. exd5 cxd5 4. d4 Bg4 5. Be2 Nf6 6. O-O Nc6 7. Nbd2 e6 8. h3 Bh5 9. b3 Bd6 10. Bb2 O-O 11. Ne5 Bxe2 12. Qxe2 Rc8 13. c4 Bb8 14. Rad1 Qc7 15. Ndf3 Ne4 16. Nd2 Nf6 17. Rc1 dxc4 18. Ndxc4 Nd5 19. Nxc6 *", + "Moves": "c7h2", + "MovesSAN": "Qh2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/pk4B1/1p3P2/1b2P2p/5r2/6pP/P1PR2P1/4K3 b - - 2 39", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nxd4 5. Qxd4 c6 6. Bc4 b6 7. Qe5+ Qe7 8. Bf4 Qxe5 9. Bxe5 f6 10. Bc3 Bb7 11. Bxg8 Rxg8 12. O-O O-O-O 13. Nd2 Bd6 14. Rad1 c5 15. Nc4 Bc7 16. f3 Rgf8 17. b4 cxb4 18. Bxb4 Rg8 19. Na3 g6 20. Nb5 Kb8 21. Be7 Rde8 22. Bxf6 g5 23. Rxd7 Bc6 24. Nxc7 Bxd7 25. Nxe8 Bxe8 26. Rd1 Kc7 27. e5 Ba4 28. Rd2 g4 29. f4 g3 30. h3 h6 31. Kf1 Bb5+ 32. Ke1 Rc8 33. Bg7 h5 34. Rd4 Kb7 35. Kd1 Bc6 36. Rd2 Bb5 37. f5 Rc4 38. f6 Rf4 39. Ke1 *", + "Moves": "f4f1", + "MovesSAN": "Rf1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "1r3rk1/4Qppp/2p5/p5B1/5p2/2N4n/PPP3PP/R5RK b - - 0 21", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 d6 5. Bb5 Bd7 6. Nxc6 Bxc6 7. Bxc6+ bxc6 8. O-O Nf6 9. Nc3 Rb8 10. Qf3 e5 11. Rd1 Be7 12. Qf5 O-O 13. Bg5 a5 14. f4 exf4 15. e5 Qb6+ 16. Kh1 dxe5 17. Qxe5 Ng4 18. Qxe7 Nf2+ 19. Kg1 Nh3+ 20. Kh1 Qg1+ 21. Rxg1 *", + "Moves": "h3f2", + "MovesSAN": "Nf2#", + "Themes": "mate mateIn1 middlegame oneMove smotheredMate" + }, + { + "FEN": "r1b2n1k/ppb3pp/2p1p3/2Pp4/3P4/1PN1P3/P3K1Pq/R1B2R2 w - - 0 19", + "PGN": "1. d4 c6 2. c4 d5 3. Nc3 e6 4. e3 Bd6 5. Nf3 f5 6. Bd3 Nf6 7. O-O O-O 8. b3 Ne4 9. Bxe4 fxe4 10. Ne5 Qg5 11. f4 exf3 12. Nxf3 Qh5 13. c5 Rxf3 14. Qxf3 Qxh2+ 15. Kf2 Bc7 16. Ke2 Nd7 17. Qf7+ Kh8 18. Qf8+ Nxf8 *", + "Moves": "f1f8", + "MovesSAN": "Rxf8#", + "Themes": "backRankMate mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/6P1/8/1kb1Q3/7P/1Pp5/6q1/KR6 b - - 0 55", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 d6 4. d3 Bg4 5. h3 Bh5 6. g4 Bg6 7. Nc3 Be7 8. Be3 Nf6 9. Qd2 Qd7 10. O-O-O O-O-O 11. Bb5 Kb8 12. Nd5 a6 13. Ba4 Rhe8 14. Kb1 b5 15. Bb3 Qc8 16. Nh2 Nd7 17. f4 exf4 18. Nxf4 Nc5 19. Bxc5 dxc5 20. Bd5 Nb4 21. c4 Nxd5 22. Nxd5 Bf8 23. cxb5 axb5 24. Qa5 Qb7 25. Nf4 c4 26. Nxg6 hxg6 27. dxc4 Qxe4+ 28. Ka1 Rxd1+ 29. Rxd1 Qxc4 30. Nf3 Bb4 31. Qa6 Qe2 32. Rb1 Qxf3 33. Qxb5+ Qb7 34. Qxe8+ Ka7 35. Qxf7 c5 36. Qxg6 Qf3 37. Qxg7+ Kb6 38. Qg6+ Kb5 39. Qe8+ Kc4 40. Qe6+ Kb5 41. Qd7+ Ka5 42. Qa7+ Kb5 43. a4+ Kc4 44. Qa6+ Kb3 45. g5 Qg2 46. Qe6+ c4 47. g6 Bc3 48. Qb6+ Bb4 49. h4 c3 50. Qe6+ Kxa4 51. b3+ Kb5 52. Qc4+ Ka5 53. Qc7+ Kb5 54. Qe5+ Bc5 55. g7 *", + "Moves": "g2a8", + "MovesSAN": "Qa8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r3k1nr/ppp2p1p/3p4/4pP2/2Bb1q2/3P3P/PPP1K1P1/R1BQ3R b kq - 4 13", + "PGN": "1. e4 e5 2. f4 Nc6 3. Nf3 Bc5 4. Bc4 d6 5. d3 Bg4 6. f5 Nd4 7. Nbd2 g6 8. h3 Bxf3 9. Nxf3 gxf5 10. Nxd4 Bxd4 11. exf5 Qh4+ 12. Kd2 Qf4+ 13. Ke2 *", + "Moves": "f4f2", + "MovesSAN": "Qf2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3r1rk1/1b1n1p1p/p1pq2p1/3p4/5PN1/1PQ3PP/P1P3B1/1R2R1K1 w - - 2 27", + "PGN": "1. d4 g6 2. Nf3 Bg7 3. g3 d6 4. Bg2 Nd7 5. O-O e5 6. e4 exd4 7. Nxd4 Ne7 8. Nc3 O-O 9. Be3 a6 10. Qd2 Ne5 11. b3 Ng4 12. Bf4 Nc6 13. Nxc6 bxc6 14. h3 Ne5 15. Bh6 Bb7 16. Bxg7 Kxg7 17. Rad1 Qe7 18. f4 Nd7 19. e5 Rad8 20. exd6 cxd6 21. Rfe1 Qf6 22. Ne4 Qb2 23. Rb1 Qa3 24. Qc3+ Kg8 25. Nf2 d5 26. Ng4 Qd6 *", + "Moves": "g4h6", + "MovesSAN": "Nh6#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/ppk5/8/5R2/1P1P4/P1P2R2/3r3r/1K6 b - - 2 45", + "PGN": "1. d4 d5 2. Nc3 Nf6 3. Bg5 Bf5 4. Bxf6 gxf6 5. e3 h5 6. Bd3 Qd7 7. Nge2 c6 8. e4 dxe4 9. Bxe4 h4 10. h3 Rg8 11. Qd3 Bg6 12. O-O-O Na6 13. a3 O-O-O 14. Kb1 Nc7 15. g4 hxg3 16. fxg3 f5 17. Bf3 f4 18. Be4 fxg3 19. Nxg3 e6 20. Bxg6 Rxg6 21. h4 Nd5 22. h5 Rg8 23. h6 Rh8 24. Nxd5 cxd5 25. Qe3 Bd6 26. Nh5 f5 27. Ng7 f4 28. Qxe6 Qxe6 29. Nxe6 Rde8 30. Ng5 Be7 31. Nf7 Rh7 32. Ne5 Bf6 33. Ng4 Bh8 34. Rh5 Rg8 35. Ne5 Kc7 36. Rf1 Bxe5 37. Rxe5 Rf8 38. Rxd5 Rxh6 39. Rg5 Rh2 40. Rf3 Rd2 41. c3 Rf6 42. Rg4 Rb6 43. b4 Rh6 44. Rgxf4 Rhh2 45. Rf5 *", + "Moves": "d2d1", + "MovesSAN": "Rd1#", + "Themes": "endgame master mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "3q1bnk/pp3Q2/3pB3/3P4/3p1P2/P6P/1r4P1/R5K1 w - - 0 30", + "PGN": "1. d4 Nf6 2. Nc3 c5 3. Nf3 e6 4. e4 d6 5. Be3 cxd4 6. Bxd4 e5 7. Be3 Nc6 8. h3 Be7 9. Be2 O-O 10. O-O h6 11. Qd2 Be6 12. a3 Rc8 13. Bxh6 gxh6 14. Qxh6 Nh7 15. Nd5 Bg5 16. Qh5 Bxd5 17. exd5 Nd4 18. Nxd4 exd4 19. Bd3 f5 20. f4 Be7 21. Qg6+ Kh8 22. Bxf5 Nf6 23. Qh6+ Kg8 24. Be6+ Rf7 25. Qg6+ Kh8 26. Qxf7 Rxc2 27. Rf3 Rxb2 28. Rg3 Bf8 29. Rg8+ Nxg8 *", + "Moves": "f7g8", + "MovesSAN": "Qxg8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "5k2/ppB3pp/2n2p2/2b2b2/8/2P5/P2N1PPP/2KR4 b - - 0 20", + "PGN": "1. e4 e5 2. Nc3 Nc6 3. Nf3 Nf6 4. d4 Bb4 5. dxe5 Nxe4 6. Qd3 d5 7. exd6 Nxd6 8. Bg5 f6 9. Bf4 Bf5 10. Qe3+ Kf7 11. O-O-O Re8 12. Qd2 Ne4 13. Bc4+ Kf8 14. Qxd8 Raxd8 15. Nxe4 Rxd1+ 16. Rxd1 Rxe4 17. Bxc7 Rxc4 18. c3 Bc5 19. Nd2 Rxc3+ 20. bxc3 *", + "Moves": "c5a3", + "MovesSAN": "Ba3#", + "Themes": "bodenMate endgame master mate mateIn1 oneMove" + }, + { + "FEN": "6k1/5p2/p6p/1pNR4/8/P5pP/1P2rPP1/6K1 b - - 0 31", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 Nd4 4. Nxd4 exd4 5. O-O Bc5 6. c3 c6 7. Bc4 d5 8. exd5 cxd5 9. Bb5+ Bd7 10. Re1+ Ne7 11. Qa4 a6 12. Bxd7+ Qxd7 13. Qb3 O-O 14. d3 Nc6 15. Bf4 Rfe8 16. Nd2 b5 17. Nf3 Qf5 18. Bg3 h6 19. h3 dxc3 20. Qxc3 d4 21. Rxe8+ Rxe8 22. Qc2 Nb4 23. Qc1 Nxd3 24. Qc2 g6 25. Rd1 Nb4 26. Qxf5 gxf5 27. a3 Nd5 28. Nxd4 f4 29. Nb3 fxg3 30. Nxc5 Re2 31. Rxd5 *", + "Moves": "e2e1", + "MovesSAN": "Re1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "8/6pk/4p2p/3b4/3Qp3/7P/p1q2P2/B5K1 w - - 0 47", + "PGN": "1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. Be2 Nc6 5. d3 e6 6. O-O Be7 7. Nbd2 O-O 8. a4 Qc7 9. Re1 d5 10. exd5 exd5 11. Nf1 h6 12. Ng3 Bd6 13. d4 c4 14. Bf1 Bd7 15. Qc2 Rfe8 16. Bd2 Rxe1 17. Rxe1 Re8 18. Nf5 Rxe1 19. Bxe1 Bf8 20. Bd2 Ne7 21. Nxe7+ Bxe7 22. g3 Bd6 23. Bg2 Qc8 24. Ne5 Be8 25. b3 cxb3 26. Qxb3 b6 27. h3 Qe6 28. Nf3 Qe2 29. Be3 Bxg3 30. Ne5 Qe1+ 31. Bf1 Ne4 32. Qc2 Bxe5 33. dxe5 Qxc3 34. Qd1 Qc6 35. Bg2 Bd7 36. Bxe4 dxe4 37. a5 bxa5 38. Bxa7 a4 39. Kh2 a3 40. Bd4 a2 41. Ba1 Be6 42. Qd4 Qc1 43. Qd8+ Kh7 44. Qd4 Qc2 45. Kg1 Bd5 46. e6 fxe6 *", + "Moves": "d4g7", + "MovesSAN": "Qxg7#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "8/8/6R1/5p2/5P2/5k2/3r4/5K2 b - - 0 54", + "PGN": "1. e4 g6 2. d4 Bg7 3. f3 c5 4. Ne2 cxd4 5. Nxd4 Nc6 6. Be3 d5 7. exd5 Qxd5 8. c3 Bd7 9. Nc2 Qxd1+ 10. Kxd1 Nf6 11. Nd2 O-O 12. Bc4 Rfd8 13. Ke2 Ne5 14. Bb3 Bb5+ 15. c4 Ba6 16. Nd4 Nd5 17. Nc2 Nxe3 18. Nxe3 Nc6 19. Rab1 Bh6 20. Ne4 Nd4+ 21. Kf2 b5 22. Rhd1 Bxe3+ 23. Kxe3 Nf5+ 24. Kf4 bxc4 25. Ba4 Nd4 26. Ke3 e5 27. Nc5 Bc8 28. Rbc1 Rb8 29. b3 cxb3 30. Nxb3 Be6 31. Nxd4 exd4+ 32. Ke4 d3 33. Bb3 Bxb3 34. axb3 Rxb3 35. Rd2 Rb4+ 36. Ke3 Rb3 37. Rcd1 Re8+ 38. Kf2 a5 39. Rxd3 Rxd3 40. Rxd3 Re5 41. Ra3 f5 42. f4 Rd5 43. Ke3 Kg7 44. Rb3 h5 45. Rb7+ Kh6 46. Ra7 h4 47. g3 hxg3 48. hxg3 Kh5 49. Kf3 Rd3+ 50. Kg2 Kg4 51. Rxa5 Rd2+ 52. Kf1 Kxg3 53. Ra6 Kf3 54. Rxg6 *", + "Moves": "d2d1", + "MovesSAN": "Rd1#", + "Themes": "endgame master mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "r1bqkb1r/ppppnppp/8/8/2BpP3/5Q2/PPPP1PPP/RNB1K2R w KQkq - 2 6", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nd4 4. Nxd4 exd4 5. Qf3 Ne7 *", + "Moves": "f3f7", + "MovesSAN": "Qxf7#", + "Themes": "attackingF2F7 mate mateIn1 oneMove opening" + }, + { + "FEN": "r3r3/ppp5/k2p3N/b2b4/PQ1P4/7P/1P3PPK/8 w - - 5 37", + "PGN": "1. e4 e5 2. Bc4 Bc5 3. Nf3 Nc6 4. c3 d6 5. O-O h6 6. d4 exd4 7. cxd4 Bb6 8. Nc3 Bg4 9. Be3 Nf6 10. h3 Bh5 11. Be2 Qe7 12. Qc2 O-O 13. Nd5 Nxd5 14. exd5 Nb8 15. Rfe1 Re8 16. Nh2 Bg6 17. Bd3 Be4 18. Ng4 Bxd5 19. Bxh6 Qxe1+ 20. Rxe1 Rxe1+ 21. Kh2 gxh6 22. Nxh6+ Kf8 23. Qd2 Re6 24. Qf4 Kg7 25. Qg5+ Kf8 26. Qg8+ Ke7 27. Qxf7+ Kd8 28. Qf8+ Re8 29. Qf6+ Kc8 30. Bf5+ Nd7 31. Bxd7+ Kxd7 32. Qf5+ Kc6 33. Qc2+ Kb5 34. a4+ Ka5 35. Qc3+ Ka6 36. Qb4 Ba5 *", + "Moves": "b4b5", + "MovesSAN": "Qb5#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "2r2r2/5p2/p3p1pQ/1pq2k2/2p4P/5Pn1/PP4K1/R2R4 w - - 0 30", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. g3 Bb4 5. Bd2 a6 6. Nf3 O-O 7. Bg2 dxc4 8. O-O c6 9. Qc2 b5 10. Ne5 Bb7 11. Ne4 Nxe4 12. Bxb4 c5 13. Bxc5 Nxc5 14. dxc5 Bxg2 15. Kxg2 Qd5+ 16. Nf3 Qxc5 17. Rfd1 Nc6 18. Qe4 Rac8 19. h4 Ne7 20. Ng5 g6 21. Qc2 Nf5 22. Ne4 Nd4 23. Qc3 Nxe2 24. Nf6+ Kg7 25. Nh5+ Kh6 26. Qg7+ Kxh5 27. Qxh7+ Kg4 28. f3+ Kf5 29. Qh6 Nxg3 *", + "Moves": "h6g5", + "MovesSAN": "Qg5#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/3R1pp1/pprNp1k1/P3P3/5n1P/8/1P3P2/5K2 b - - 3 37", + "PGN": "1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. a4 Nf6 5. Nc3 a6 6. Bxd7+ Qxd7 7. O-O Nc6 8. d4 cxd4 9. Nxd4 e6 10. a5 Be7 11. Na4 Bd8 12. Nxc6 Qxc6 13. Nc3 O-O 14. Re1 Rc8 15. Bf4 Be7 16. Qd3 Rfd8 17. Rad1 Qc7 18. Ra1 h6 19. h3 Qc4 20. Ra4 Qxd3 21. cxd3 d5 22. Kf1 Rc6 23. g4 dxe4 24. dxe4 Nd7 25. Rd4 Nc5 26. Rxd8+ Bxd8 27. Ra1 Nd3 28. Rd1 Nxf4 29. Rxd8+ Kh7 30. h4 b6 31. Rd7 Kg8 32. Rd8+ Kh7 33. Rd7 Kg6 34. e5 h5 35. gxh5+ Nxh5 36. Ne4 Nf4 37. Nd6 *", + "Moves": "c6c1", + "MovesSAN": "Rc1#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "6Q1/q3kr2/p3p3/1p6/3R4/1P3pP1/P3r2P/5K2 w - - 10 45", + "PGN": "1. d4 g6 2. Nf3 Bg7 3. e4 c5 4. c3 Qc7 5. d5 d6 6. Bb5+ Kf8 7. Ng5 Nf6 8. Qe2 h6 9. Nh3 a6 10. Ba4 b5 11. Bc2 e6 12. dxe6 Bxe6 13. Nf4 Bc4 14. Qe3 Nc6 15. b3 Be6 16. Nxe6+ fxe6 17. Bb2 Ke7 18. O-O Raf8 19. f4 c4 20. Nd2 Ng4 21. Qf3 Qa7+ 22. Kh1 Ne3 23. Rfc1 Nxc2 24. Rxc2 Ne5 25. Qf1 Nd3 26. g3 Nxb2 27. Rxb2 Bxc3 28. Rab1 Bxb2 29. Rxb2 c3 30. Rc2 cxd2 31. Rxd2 Rc8 32. Qd3 Rc1+ 33. Kg2 Qc7 34. e5 dxe5 35. Qxg6 Rf8 36. Qxh6 exf4 37. Qg5+ Ke8 38. Qg6+ Qf7 39. Qe4 f3+ 40. Kf2 Qa7+ 41. Rd4 Rc2+ 42. Kf1 Re2 43. Qg6+ Rf7 44. Qg8+ Ke7 *", + "Moves": "g8d8", + "MovesSAN": "Qd8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r1bq1rk1/p2n1ppn/1p2p2p/3p2N1/2pP4/2P1P1P1/PPQN1PP1/R3K2R w KQ - 0 13", + "PGN": "1. d4 d5 2. Bf4 e6 3. Nf3 Bd6 4. Bg3 Bxg3 5. hxg3 h6 6. e3 Nf6 7. c3 O-O 8. Nbd2 Nbd7 9. Qc2 b6 10. Ng5 c5 11. Bd3 c4 12. Bh7+ Nxh7 *", + "Moves": "c2h7", + "MovesSAN": "Qxh7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "1n3BQ1/r4q1p/p3kp2/1pp1pp2/8/8/PPP2PPP/3R2K1 w - - 2 27", + "PGN": "1. e4 e5 2. Nf3 d6 3. Bc4 Be7 4. d4 exd4 5. Nxd4 Nf6 6. Nc3 O-O 7. O-O a6 8. Re1 b5 9. Be2 Bb7 10. Bf3 c5 11. Nf5 Re8 12. e5 dxe5 13. Bxb7 Ra7 14. Qf3 Qc7 15. Nd5 Qxb7 16. Nfxe7+ Rxe7 17. Nxf6+ gxf6 18. Qg3+ Kf8 19. Bh6+ Ke8 20. Rad1 Rd7 21. Qg8+ Ke7 22. Bf8+ Ke6 23. Qg4+ f5 24. Qg5 Rxd1 25. Rxd1 f6 26. Qg8+ Qf7 *", + "Moves": "d1d6", + "MovesSAN": "Rd6#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r3kb1r/3n1ppp/p1N5/8/QP1B4/2N2PPb/P2Pq2P/R4RK1 b kq - 2 18", + "PGN": "1. Nf3 d5 2. c4 d4 3. e3 c5 4. b4 Bg4 5. exd4 cxd4 6. Bb2 e5 7. Qa4+ Nd7 8. Nxe5 Be6 9. c5 Nf6 10. Bb5 a6 11. Bxd7+ Nxd7 12. c6 bxc6 13. Nxc6 Qf6 14. Bxd4 Qg6 15. O-O Bh3 16. g3 Qe4 17. f3 Qe2 18. Nc3 *", + "Moves": "e2g2", + "MovesSAN": "Qg2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "6k1/7p/2P1r1p1/RP3b2/3Q4/8/1P3PPP/6K1 b - - 0 31", + "PGN": "1. e4 g6 2. d4 Bg7 3. Nf3 Nf6 4. e5 Nd5 5. c4 Nb6 6. c5 Nd5 7. Bc4 c6 8. O-O O-O 9. Nc3 b5 10. Nxb5 Ba6 11. a4 Nb4 12. Bd2 cxb5 13. axb5 Bb7 14. Bxb4 Qc7 15. Re1 a5 16. Bd2 d6 17. exd6 exd6 18. Bf4 Qd7 19. Bxd6 Re8 20. Rxe8+ Qxe8 21. Ng5 Nd7 22. Nxf7 Qc8 23. Ne5+ Kh8 24. Be6 Nxe5 25. Bxc8 Bxc8 26. Bxe5 Bxe5 27. dxe5 Bf5 28. Qd4 Re8 29. e6+ Kg8 30. Rxa5 Rxe6 31. c6 *", + "Moves": "e6e1", + "MovesSAN": "Re1#", + "Themes": "backRankMate endgame mate mateIn1 oneMove" + }, + { + "FEN": "r3r1k1/pp1b1ppp/3q4/3p4/2PN2n1/2PBP3/P2N1PPP/R1Q2RK1 b - - 0 18", + "PGN": "1. d4 d5 2. Bf4 Nf6 3. Nf3 c5 4. e3 Qb6 5. Qc1 Bf5 6. c3 e6 7. Nbd2 Bd6 8. Bg3 Nbd7 9. Nb3 c4 10. Nbd2 O-O 11. Be2 Rfe8 12. Bxd6 Qxd6 13. O-O e5 14. dxe5 Nxe5 15. Nd4 Bd7 16. b3 Nfg4 17. bxc4 Nd3 18. Bxd3 *", + "Moves": "d6h2", + "MovesSAN": "Qxh2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r3kb1r/ppp1qppp/6n1/4n3/1PP3b1/P4N2/1B1NPPPP/R2QKB1R b KQkq - 2 10", + "PGN": "1. d4 d5 2. c4 e5 3. dxe5 d4 4. Nf3 Nc6 5. a3 Bg4 6. Nbd2 Nge7 7. b4 Ng6 8. Bb2 Ncxe5 9. Nxd4 Qe7 10. N4f3 *", + "Moves": "e5d3", + "MovesSAN": "Nd3#", + "Themes": "mate mateIn1 oneMove opening pin smotheredMate" + }, + { + "FEN": "R7/1r4p1/4ppbp/R2p4/3P2PP/3k4/2N2P2/4K3 b - - 0 48", + "PGN": "1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Nf3 Nf6 5. Nc3 Bg4 6. Be2 Nc6 7. Be3 e6 8. h3 Bh5 9. Qd2 Bb4 10. a3 Ne4 11. Qd3 Bxc3+ 12. bxc3 Qa5 13. Bd2 Bg6 14. Qb5 Nxd2 15. Kxd2 Qxb5 16. Bxb5 Ke7 17. Bxc6 bxc6 18. Ne5 Rhc8 19. Rab1 Kd6 20. Rb7 Rc7 21. Rhb1 f6 22. Ng4 c5 23. Ne3 Kc6 24. R7b2 a5 25. Rb6+ Kd7 26. g4 Raa7 27. Rb8 Rc8 28. R8b6 Rc6 29. Rb8 Kc7 30. Rg8 Kd6 31. Rbb8 Rcc7 32. Rgd8+ Rd7 33. Rg8 Rab7 34. Ra8 Ra7 35. Rab8 Rdb7 36. Rbd8+ Kc6 37. h4 h6 38. Rc8+ Rc7 39. Rb8 Rab7 40. Ra8 Kb5 41. Nd1 cxd4 42. cxd4 Rxc2+ 43. Ke1 Ka4 44. Ra6 Kxa3 45. Rxa5+ Kb4 46. Rga8 Kc4 47. Ne3+ Kd3 48. Nxc2 *", + "Moves": "b7b1", + "MovesSAN": "Rb1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r1b2rkb/2pn3p/2nppqp1/1p6/5PP1/1PPPP3/1BBN3Q/2KR2NR w - - 2 18", + "PGN": "1. e3 g6 2. b3 e6 3. Bb2 Nf6 4. c3 Bg7 5. Bd3 O-O 6. Bc2 d6 7. Qe2 Nfd7 8. d3 Nc6 9. Nd2 Nde5 10. O-O-O a5 11. f4 Nd7 12. g4 b5 13. h4 a4 14. h5 axb3 15. axb3 Qf6 16. hxg6 fxg6 17. Qh2 Bh8 *", + "Moves": "h2h7", + "MovesSAN": "Qxh7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "4r1k1/p4pp1/1bp3qp/2NpN3/1P1Pb3/2P4P/3Q1PP1/4R1K1 b - - 4 26", + "PGN": "1. e4 c5 2. Bc4 e6 3. d3 d5 4. exd5 exd5 5. Bb5+ Nc6 6. Bxc6+ bxc6 7. Nf3 Nf6 8. O-O Be7 9. h3 O-O 10. Nc3 Bd6 11. Bg5 h6 12. Bh4 Be6 13. Re1 Be7 14. Na4 Re8 15. Bxf6 Bxf6 16. c3 Qd6 17. Qc2 Bd8 18. a3 Bc7 19. b4 cxb4 20. axb4 Rab8 21. Nc5 Bf5 22. Rxe8+ Rxe8 23. Qd2 Bb6 24. d4 Be4 25. Re1 Qg6 26. Ne5 *", + "Moves": "g6g2", + "MovesSAN": "Qxg2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r6k/1ppqbQpp/p1np4/3Bp3/P3P3/3PB3/1PP2P2/R5RK b - - 0 21", + "PGN": "1. e4 e5 2. Nf3 d6 3. Nc3 Bg4 4. h3 Bh5 5. Bc4 a6 6. a4 Nf6 7. d3 Be7 8. Be3 O-O 9. O-O Nc6 10. Nd5 Nxd5 11. Bxd5 Qd7 12. g4 Bxg4 13. hxg4 Qxg4+ 14. Kh1 Bh4 15. Nh2 Qh3 16. Qf3 Qd7 17. Rg1 Bf6 18. Ng4 Be7 19. Nh6+ Kh8 20. Nxf7+ Rxf7 21. Qxf7 *", + "Moves": "d7h3", + "MovesSAN": "Qh3#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1bqkbnr/pp1p3p/2nPp3/2p1P1p1/5B2/8/PPP2PPP/RN1QKB1R w KQkq - 0 9", + "PGN": "1. e4 c5 2. Nf3 e6 3. d4 Nc6 4. d5 Nb8 5. d6 Nc6 6. e5 f6 7. Bf4 g5 8. Nxg5 fxg5 *", + "Moves": "d1h5", + "MovesSAN": "Qh5#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "4r2k/3R4/5N1r/6p1/1P6/4R3/2P1KPq1/7q w - - 0 47", + "PGN": "1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Qc7 7. h4 Ne7 8. Rb1 cxd4 9. cxd4 Qc3+ 10. Bd2 Qxd4 11. Nf3 Qc5 12. Bd3 Nd7 13. Qe2 Qc7 14. h5 h6 15. Rh4 Nc6 16. Bc3 d4 17. Nxd4 Ncxe5 18. Nb5 Qc5 19. Bb4 Nxd3+ 20. Qxd3 Qe5+ 21. Re4 Qxh5 22. Rd1 a5 23. Nd6+ Kf8 24. Nxc8+ axb4 25. Qxd7 g6 26. Nd6 Rh7 27. axb4 Qh1+ 28. Ke2 Qxg2 29. Qxb7 Rd8 30. Qc7 Ra8 31. Qc5 Kg8 32. Qc4 h5 33. Re3 h4 34. Ne4 Rh6 35. Nf6+ Kg7 36. Qd4 Kf8 37. Nd7+ Kg8 38. Nf6+ Kf8 39. Qf4 g5 40. Qd6+ Kg7 41. Ne4 h3 42. Qe5+ f6 43. Qxe6 h2 44. Rd7+ Kh8 45. Nxf6 h1=Q 46. Qe8+ Rxe8 *", + "Moves": "e3e8", + "MovesSAN": "Rxe8#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2r3k1/p4p1p/6q1/2pP4/1PQ2PrP/P7/6RK/6R1 b - - 4 36", + "PGN": "1. c4 e5 2. Nc3 Nf6 3. g3 d5 4. cxd5 Nxd5 5. Bg2 Nb6 6. e3 Nc6 7. Nge2 Be7 8. O-O O-O 9. a3 Be6 10. Qc2 Nd5 11. d4 exd4 12. exd4 Bf6 13. Be3 Qd7 14. Rad1 Rfe8 15. Ne4 Bf5 16. Nxf6+ Nxf6 17. Qb3 Be4 18. Nc3 Bxg2 19. Kxg2 Na5 20. Qb4 b6 21. d5 c5 22. Bxc5 bxc5 23. Qxa5 Rac8 24. Rd2 Ne4 25. Nxe4 Rxe4 26. Rfd1 Ra4 27. Qc3 Ra6 28. Rc1 Rd6 29. Qc4 Rh6 30. h4 g5 31. b4 gxh4 32. gxh4 Rg6+ 33. Kh2 Qd6+ 34. f4 Rg4 35. Rg2 Qg6 36. Rcg1 *", + "Moves": "g4h4", + "MovesSAN": "Rxh4#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r4rk1/pp3ppp/2pb1B2/2n1q3/2Q1P3/2N2B2/PPP2PPP/R4RK1 b - - 0 13", + "PGN": "1. e4 e5 2. Nf3 d6 3. d4 Bg4 4. dxe5 Nd7 5. exd6 Bxd6 6. Be2 Qe7 7. Nc3 Ngf6 8. Qd3 O-O 9. O-O Nc5 10. Qc4 c6 11. Bg5 Bxf3 12. Bxf3 Qe5 13. Bxf6 *", + "Moves": "e5h2", + "MovesSAN": "Qxh2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "5rk1/pp3pp1/4pP1p/1b1pP3/3P1QP1/P1Rq1N2/7P/5RK1 b - - 0 25", + "PGN": "1. e4 c6 2. d4 d5 3. e5 e6 4. f4 c5 5. c3 Nc6 6. Nf3 cxd4 7. cxd4 Bb4+ 8. Nc3 Qb6 9. Be3 Nge7 10. Bd3 Qa5 11. Qc2 Bd7 12. O-O h6 13. a3 Bxc3 14. bxc3 Rc8 15. Qd2 Qc7 16. Rac1 Na5 17. Qd1 Nc4 18. Bxc4 Qxc4 19. Qd2 Nf5 20. g4 Nxe3 21. Qxe3 Bb5 22. f5 O-O 23. f6 Qd3 24. Qf4 Rxc3 25. Rxc3 *", + "Moves": "d3f1", + "MovesSAN": "Qxf1#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1b1Qbkr/3p3p/p1n1p2B/4P3/3P4/1qnB4/5PP1/RN2K1NR b KQ - 5 18", + "PGN": "1. e4 c5 2. b4 cxb4 3. a3 e6 4. axb4 Bxb4 5. c3 Be7 6. d4 Nc6 7. Bc4 Nf6 8. e5 Nd5 9. h4 a6 10. Qg4 g6 11. h5 b5 12. Bxb5 Qb6 13. Bd3 Qb3 14. hxg6 Nxc3 15. gxf7+ Kxf7 16. Qh5+ Kg8 17. Qe8+ Bf8 18. Bh6 *", + "Moves": "b3d1", + "MovesSAN": "Qd1#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "rq5k/pp1Q2b1/2p3p1/6B1/3P2n1/8/PPP2PPP/R4RK1 b - - 0 18", + "PGN": "1. Nc3 f5 2. e4 d6 3. exf5 Bxf5 4. d4 Nf6 5. Bd3 Bxd3 6. Qxd3 g6 7. Nf3 Bg7 8. O-O O-O 9. Be3 Nbd7 10. Ng5 Qc8 11. Qc4+ d5 12. Nxd5 Kh8 13. Nxe7 Qb8 14. Nf7+ Rxf7 15. Qxf7 c6 16. Bg5 Ng4 17. Nxg6+ hxg6 18. Qxd7 *", + "Moves": "b8h2", + "MovesSAN": "Qxh2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1b2rk1/p4pb1/1qpQ2p1/4p1Bp/4P1nP/2N2P2/PPP3P1/3RKB1R b K - 0 14", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. Nxc6 bxc6 7. Qf3 Nf6 8. Rb1 O-O 9. h4 h5 10. Bg5 e5 11. Rd1 d6 12. Qd3 Qb6 13. Qxd6 Ng4 14. f3 *", + "Moves": "b6f2", + "MovesSAN": "Qf2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r7/P7/5k1K/6p1/4Pp2/8/5P1P/R7 b - - 0 52", + "PGN": "1. d4 Nf6 2. c4 c5 3. Nf3 e6 4. Nc3 cxd4 5. Nxd4 Nc6 6. Nxc6 bxc6 7. Bg5 Be7 8. e3 d5 9. cxd5 cxd5 10. Qa4+ Bd7 11. Bb5 Bxb5 12. Qxb5+ Qd7 13. O-O Qxb5 14. Nxb5 O-O 15. Rac1 h6 16. Bh4 g5 17. Bg3 Ne4 18. Be5 f6 19. Bd4 a6 20. Nc7 Rac8 21. Nxa6 Rxc1 22. Rxc1 e5 23. Bc5 Rc8 24. b4 Nxc5 25. Nxc5 Ra8 26. Ra1 Ra3 27. Kf1 Rc3 28. Na4 Ra3 29. Nc5 Bxc5 30. bxc5 Rc3 31. a4 Rxc5 32. a5 Rc7 33. Ke2 Ra7 34. Kd3 Kf7 35. Kc3 Ke6 36. Kb4 Rb7+ 37. Kc5 Kd7 38. a6 Rc7+ 39. Kxd5 Ra7 40. Kc5 Kc7 41. Kb5 Ra8 42. a7 Kb7 43. Kc5 Kc7 44. Kd5 Kd7 45. Ke4 Ke6 46. g3 f5+ 47. Kf3 Kd7 48. e4 f4 49. gxf4 exf4 50. Kg4 Ke7 51. Kh5 Kf6 52. Kxh6 *", + "Moves": "a8h8", + "MovesSAN": "Rh8#", + "Themes": "endgame mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "2r2k2/1bNp1ppp/p7/1p4P1/8/3Q4/Pq4PP/2R1R1K1 b - - 0 24", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d4 exd4 5. e5 Ng4 6. Ng5 Ngxe5 7. Qe2 Be7 8. f4 Nxc4 9. Qxc4 Bxg5 10. fxg5 Qe7+ 11. Kf2 O-O 12. Re1 Qd6 13. Kg1 a6 14. c3 b5 15. Qf1 dxc3 16. Nxc3 Bb7 17. Bf4 Qc5+ 18. Be3 Qb4 19. Nd5 Qxb2 20. Nxc7 Ne5 21. Bc5 Rac8 22. Bxf8 Kxf8 23. Rac1 Nd3 24. Qxd3 *", + "Moves": "b2g2", + "MovesSAN": "Qxg2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "6k1/pp4b1/3p2Q1/3P2B1/6n1/2N4n/PP4P1/6NK b - - 0 29", + "PGN": "1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 O-O 5. Bg5 c5 6. d5 Qa5 7. Qd2 d6 8. f4 e6 9. Nf3 exd5 10. cxd5 Re8 11. Bd3 Bf5 12. O-O c4 13. exf5 cxd3 14. fxg6 hxg6 15. Qxd3 Nbd7 16. Rae1 Nc5 17. Qc2 Ng4 18. f5 Rac8 19. fxg6 fxg6 20. Qxg6 Rxe1 21. Rxe1 Qb6 22. Re8+ Rxe8 23. Qxe8+ Bf8 24. Qg6+ Bg7 25. h3 Nd3+ 26. Kh1 Ndf2+ 27. Kg1 Nxh3+ 28. Kh1 Qg1+ 29. Nxg1 *", + "Moves": "h3f2", + "MovesSAN": "Nhf2#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "4kb1r/r2p1pp1/p2Pp3/4n2p/2p5/2B3P1/P1P2PKP/1R3R2 w k - 0 20", + "PGN": "1. e4 c5 2. Nc3 a6 3. g3 b5 4. Bg2 Bb7 5. Nge2 Nf6 6. O-O e6 7. d4 b4 8. e5 bxc3 9. exf6 cxb2 10. Bxb2 Bxg2 11. Kxg2 Qxf6 12. Rb1 c4 13. d5 Qf5 14. d6 h5 15. Nd4 Qd5+ 16. Qf3 Qxf3+ 17. Nxf3 Nc6 18. Bc3 Ra7 19. Ne5 Nxe5 *", + "Moves": "b1b8", + "MovesSAN": "Rb8#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "5nk1/5pp1/2p5/2Pp1q2/3Pp1n1/1N2P1Pb/2Q5/B2N2KB b - - 0 28", + "PGN": "1. c4 Nf6 2. g3 e6 3. Bg2 d5 4. Nf3 c6 5. e3 Bc5 6. O-O O-O 7. d4 Bb6 8. c5 Bc7 9. Nc3 Nbd7 10. b4 a6 11. a4 e5 12. Rb1 e4 13. Nd2 Re8 14. b5 axb5 15. axb5 Nf8 16. bxc6 bxc6 17. Re1 Bg4 18. Qc2 Qd7 19. Bb2 Bh3 20. Bh1 Ng4 21. Ra1 Qf5 22. Nb3 h5 23. Rxa8 Rxa8 24. Ra1 Rxa1+ 25. Bxa1 h4 26. Nd1 hxg3 27. hxg3 Bxg3 28. fxg3 *", + "Moves": "f5f1", + "MovesSAN": "Qf1#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1b1kb2/2p2pp1/1p1p3r/p3p3/1PP1P2q/P4K2/1BQ1BPP1/R3RN2 b q - 0 22", + "PGN": "1. b3 e5 2. Bb2 Nc6 3. e3 Nf6 4. c4 b6 5. d3 Bb7 6. Nd2 a5 7. a3 h5 8. Ngf3 h4 9. h3 d6 10. Be2 Ne7 11. Qc2 Nf5 12. b4 Rh6 13. e4 Ne7 14. O-O Ng6 15. Rfe1 Nf4 16. Nf1 Rg6 17. Nxh4 Nxh3+ 18. Kh2 Rh6 19. Kxh3 Bc8+ 20. Kg3 Nxe4+ 21. Kf3 Qxh4 22. dxe4 *", + "Moves": "h4f4", + "MovesSAN": "Qf4#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "rnbq1rk1/ppp1bppp/8/6N1/4Q3/2nP4/PPP2PPP/R1B1KB1R w KQ - 0 9", + "PGN": "1. e4 e5 2. Nf3 d5 3. exd5 e4 4. Qe2 Nf6 5. Nc3 Be7 6. Ng5 O-O 7. d3 Nxd5 8. Qxe4 Nxc3 *", + "Moves": "e4h7", + "MovesSAN": "Qxh7#", + "Themes": "kingsideAttack mate mateIn1 oneMove opening" + }, + { + "FEN": "r4rk1/pp1q1ppp/4p3/3n4/3Q4/P1B5/1PP2PPP/1K1R3R w - - 0 20", + "PGN": "1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Nc3 Bf5 6. Nf3 e6 7. Bd3 Bxd3 8. Qxd3 Bd6 9. Bg5 Nbd7 10. Ne4 Be7 11. O-O-O Qa5 12. Nc3 O-O 13. Kb1 Bb4 14. Bd2 c5 15. a3 Bxc3 16. Bxc3 Qc7 17. Ne5 cxd4 18. Qxd4 Nd5 19. Nxd7 Qxd7 *", + "Moves": "d4g7", + "MovesSAN": "Qxg7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "1r3rk1/2qb1ppp/p1n1p2n/1p1pP3/3P1PP1/2PQ1N2/P1B2B1P/1R3RK1 w - - 1 19", + "PGN": "1. e4 c6 2. d4 d5 3. e5 c5 4. c3 cxd4 5. cxd4 Nc6 6. Bb5 e6 7. Nc3 Bb4 8. f4 Bxc3+ 9. bxc3 Qb6 10. Rb1 Bd7 11. Be3 Nh6 12. Nf3 Nf5 13. Bf2 O-O 14. O-O a6 15. Ba4 Qc7 16. Bc2 b5 17. Qd3 Rab8 18. g4 Nh6 *", + "Moves": "d3h7", + "MovesSAN": "Qxh7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r2q1r1R/p4pk1/1p6/4P2Q/3Pb2P/3p4/6P1/R6K w - - 3 28", + "PGN": "1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 Be7 6. e3 O-O 7. Bd3 Nbd7 8. Nf3 b6 9. O-O Bb7 10. a3 c5 11. b4 cxb4 12. axb4 Bxb4 13. Ne5 Be7 14. f4 h6 15. Bxh6 gxh6 16. Rf3 Nxe5 17. fxe5 Ne4 18. Nxe4 dxe4 19. Rg3+ Kh8 20. Qh5 Bg5 21. h4 Bxe3+ 22. Kh1 Bf4 23. Rg4 exd3 24. Rxf4 Kh7 25. Rf6 Be4 26. Rxh6+ Kg8 27. Rh8+ Kg7 *", + "Moves": "h5h6", + "MovesSAN": "Qh6#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r3r3/1p2P1pk/p2Q2bp/5P2/PPB3nq/6N1/6PP/R4R1K b - - 0 27", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nc3 c5 4. d5 exd5 5. cxd5 d6 6. Bg5 Be7 7. e4 a6 8. a4 Bg4 9. f3 Bh5 10. Nge2 O-O 11. Bxf6 Bxf6 12. Ng3 Bg6 13. Bc4 h6 14. O-O Nd7 15. f4 Bd4+ 16. Kh1 Qh4 17. Nce2 Be3 18. Qd3 Bd4 19. Nxd4 cxd4 20. Qxd4 Nc5 21. b4 Nd7 22. e5 Rfe8 23. e6 fxe6 24. dxe6 Nf6 25. Qxd6 Ng4 26. e7+ Kh7 27. f5 *", + "Moves": "h4h2", + "MovesSAN": "Qxh2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r4rk1/3bqp2/p3pb1p/1p1p4/3P4/P1NQP3/1n3PPP/1BR2RK1 w - - 0 19", + "PGN": "1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. cxd5 cxd5 5. Bg5 e6 6. e3 Be7 7. Bd3 h6 8. Bh4 O-O 9. Nf3 Nbd7 10. O-O a6 11. Rc1 b5 12. Bb1 Nb6 13. a3 Bd7 14. Qd3 g6 15. Ne5 Nc4 16. Bxf6 Bxf6 17. Nxg6 Nxb2 18. Ne7+ Qxe7 *", + "Moves": "d3h7", + "MovesSAN": "Qh7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1b2k1r/ppQn1ppp/8/3p4/P2Pn3/1Pq2N2/4BPPP/R4K1R w - - 2 18", + "PGN": "1. Nf3 d5 2. e3 Nf6 3. c4 c6 4. Nc3 Nbd7 5. Qc2 e5 6. cxd5 cxd5 7. Nb5 Bc5 8. d4 exd4 9. exd4 Bb6 10. Nd6+ Kf8 11. b3 Qe7+ 12. Be2 Qxd6 13. a4 Ne4 14. Ba3 Ba5+ 15. Kf1 Bb4 16. Bxb4 Qxb4 17. Qc7 Qc3 *", + "Moves": "c7d8", + "MovesSAN": "Qd8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r4r1k/1p2BppB/p1n5/3p4/8/P1N3q1/1PP2bN1/R2QR2K b - - 0 17", + "PGN": "1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. exd5 exd5 5. h3 Ne7 6. Bd3 c5 7. dxc5 Bxc5 8. Nf3 Nbc6 9. O-O O-O 10. Bg5 a6 11. Re1 Qd6 12. a3 Bxh3 13. Bxe7 Qg3 14. Bxh7+ Kh8 15. Nh4 Bxf2+ 16. Kh1 Bxg2+ 17. Nxg2 *", + "Moves": "g3h3", + "MovesSAN": "Qh3#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r3k2r/3n1ppp/1p2p3/3q4/1Q1P1n2/B7/P4PPP/R4RK1 w kq - 2 18", + "PGN": "1. e4 e6 2. c4 c6 3. d4 d5 4. cxd5 cxd5 5. exd5 Qxd5 6. Nc3 Bb4 7. Qa4+ Nc6 8. Nf3 b5 9. Bxb5 Bd7 10. O-O Bxc3 11. bxc3 Nge7 12. Ne5 Nxe5 13. c4 Bxb5 14. cxb5 Nd7 15. Ba3 Ng6 16. b6 axb6 17. Qb4 Nf4 *", + "Moves": "b4e7", + "MovesSAN": "Qe7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/8/8/4p3/1r5p/5K1k/8/6R1 w - - 2 61", + "PGN": "1. Nf3 Nf6 2. d4 g6 3. c4 Bg7 4. Nc3 O-O 5. Bg5 d5 6. e3 c6 7. h4 h6 8. Bxf6 Bxf6 9. h5 g5 10. Bd3 dxc4 11. Bxc4 c5 12. Ne4 Bg7 13. Nxc5 b6 14. Nd3 Bf5 15. Nfe5 Nd7 16. Qf3 Nxe5 17. Nxe5 e6 18. g4 Bh7 19. O-O Bxe5 20. dxe5 Qc7 21. Rac1 Qxe5 22. Rfd1 Be4 23. Qh3 Rfd8 24. Qh2 Qxh2+ 25. Kxh2 Rxd1 26. Rxd1 Bf3 27. Rd7 Bxg4 28. f4 gxf4 29. exf4 Bxh5 30. Kg3 Bg6 31. b4 a5 32. b5 Rc8 33. Be2 Rc3+ 34. Kh4 Rc2 35. Bg4 h5 36. Bh3 Rxa2 37. Kg5 Kg7 38. Bxe6 Rg2+ 39. Kh4 Kf6 40. Bd5 Rg4+ 41. Kh3 Rxf4 42. Rb7 Rb4 43. Rxb6+ Kg5 44. Bc6 Bf5+ 45. Kg2 a4 46. Rb8 a3 47. Ra8 Rb2+ 48. Kf3 a2 49. Bd5 Bg4+ 50. Ke3 Be6 51. Bxe6 fxe6 52. Ke4 h4 53. b6 Rxb6 54. Rxa2 Kg4 55. Rg2+ Kh3 56. Rg8 Rb4+ 57. Kf3 Rb3+ 58. Kf2 Rb2+ 59. Kf3 e5 60. Rg1 Rb4 *", + "Moves": "g1h1", + "MovesSAN": "Rh1#", + "Themes": "endgame master mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "r1b1k2r/p2n2pp/2p1p1q1/1p2P3/5n2/2N2N2/PPB2PPP/R2QR1K1 b kq - 2 15", + "PGN": "1. d4 d5 2. c4 dxc4 3. e4 e6 4. Bxc4 c6 5. Nf3 b5 6. Bb3 Nd7 7. Nc3 Ngf6 8. Bg5 Be7 9. O-O Nh5 10. Bxe7 Qxe7 11. Re1 Nf4 12. d5 Qf6 13. dxe6 fxe6 14. e5 Qg6 15. Bc2 *", + "Moves": "g6g2", + "MovesSAN": "Qxg2#", + "Themes": "kingsideAttack mate mateIn1 oneMove opening" + }, + { + "FEN": "4Bk2/8/6p1/p2N3p/4p3/1P5n/P1r2P2/4RK2 b - - 0 38", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 e5 6. Nb3 Bb4 7. Bd2 Nf6 8. Bd3 d6 9. O-O O-O 10. h3 Bxc3 11. Bxc3 Re8 12. Nc1 b5 13. b3 b4 14. Bb2 Qb6 15. Ne2 Bb7 16. Ng3 Ne7 17. Qe2 Ng6 18. Bc1 d5 19. exd5 Nxd5 20. Be3 Qc7 21. Qg4 Ndf4 22. Bxf4 Nxf4 23. Nf5 g6 24. Bc4 Bxg2 25. Nh6+ Kf8 26. Nxf7 Re7 27. Ng5 h5 28. Qd1 Bxf1 29. Kxf1 Qc6 30. Qf3 Qxf3 31. Nxf3 Nxh3 32. Re1 e4 33. Nd4 Rae8 34. Nc6 Rc7 35. Nxb4 a5 36. Nd5 Rc6 37. Bb5 Rxc2 38. Bxe8 *", + "Moves": "c2f2", + "MovesSAN": "Rxf2#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "2Q5/1r3r1k/p4npb/4p2p/4P1n1/q1NR2N1/1PP3P1/1K3BBR b - - 0 24", + "PGN": "1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. Be3 a6 5. h4 h6 6. Nge2 Nc6 7. d5 Ne5 8. f4 Ng4 9. Bd4 N8f6 10. h5 c5 11. dxc6 bxc6 12. hxg6 fxg6 13. Qd3 Rb8 14. O-O-O Qa5 15. a3 e5 16. fxe5 dxe5 17. Ba7 Rb7 18. Bg1 O-O 19. Qc4+ Kh7 20. Qxc6 h5 21. Ng3 Bh6+ 22. Kb1 Rff7 23. Rd3 Qxa3 24. Qxc8 *", + "Moves": "a3b2", + "MovesSAN": "Qxb2#", + "Themes": "master mate mateIn1 middlegame oneMove queensideAttack" + }, + { + "FEN": "r1b1k2r/pp1ppp1p/2n3p1/4b2q/4PBn1/P1NB2N1/1PP2PPP/R2Q1RK1 b kq - 4 11", + "PGN": "1. e4 g6 2. d4 Bg7 3. Nc3 c5 4. dxc5 Nc6 5. Bd3 Qa5 6. Ne2 Qxc5 7. O-O Nf6 8. Be3 Qh5 9. a3 Ng4 10. Bf4 Be5 11. Ng3 *", + "Moves": "h5h2", + "MovesSAN": "Qxh2#", + "Themes": "kingsideAttack master mate mateIn1 oneMove opening" + }, + { + "FEN": "r1n2r1k/1pq1b1p1/p2R1p1p/5N2/8/6QP/PP3PP1/6K1 w - - 0 27", + "PGN": "1. e4 e5 2. d4 exd4 3. Nf3 Nc6 4. c3 dxc3 5. Bc4 d6 6. Nxc3 Nf6 7. h3 Be7 8. O-O O-O 9. Qe2 h6 10. Rd1 Qe8 11. Bf4 Bd8 12. Rac1 Be6 13. e5 Bxc4 14. Qxc4 dxe5 15. Re1 Nd7 16. Rcd1 Nb6 17. Qb3 Kh8 18. Nxe5 Nxe5 19. Bxe5 Qc6 20. Nb5 a6 21. Nd4 Qc4 22. Qg3 f6 23. Nf5 Qf7 24. Bxc7 Qxc7 25. Rd6 Nc8 26. Re7 Bxe7 *", + "Moves": "g3g7", + "MovesSAN": "Qxg7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "4R3/k1p3pp/Pp1r4/8/2n2P2/2P3PP/1r1p2B1/3R2K1 w - - 2 38", + "PGN": "1. Nc3 e5 2. d4 exd4 3. Qxd4 Nc6 4. Qe3+ Be7 5. Nd5 d6 6. Nh3 Be6 7. Nhf4 Qd7 8. Bd2 O-O-O 9. Nxe6 fxe6 10. Nxe7+ Ngxe7 11. g3 Nf5 12. Qa3 Kb8 13. Bg2 Ncd4 14. Rc1 Nb5 15. Qa4 Nfd4 16. Be3 e5 17. c3 Nxe2 18. Qe4 d5 19. Bxa7+ Nxa7 20. Qxe2 d4 21. O-O d3 22. Qxe5 Rhe8 23. Qf4 Re2 24. Qb4 Nc6 25. Qb3 Na5 26. Qb4 Nc6 27. Qb3 b6 28. Rcd1 Ne5 29. a4 Qf5 30. a5 Rd6 31. Qg8+ Qc8 32. Qxc8+ Kxc8 33. a6 Kb8 34. h3 Rxb2 35. f4 Nc4 36. Rfe1 d2 37. Re8+ Ka7 *", + "Moves": "e8a8", + "MovesSAN": "Ra8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "4r1k1/1p2pp2/p5pb/3pP3/4b2P/1N4Bq/P1rN1P2/R3RQK1 b - - 12 26", + "PGN": "1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Bg7 5. c3 Nf6 6. Bd3 Nc6 7. O-O Ne5 8. Bf4 Nxd3 9. Qxd3 a6 10. Nd2 d5 11. Rfe1 O-O 12. h3 Re8 13. e5 Nh5 14. Bh2 Qb6 15. g4 Bh6 16. gxh5 Qxb2 17. N4b3 Bf5 18. Qe2 Qxc3 19. hxg6 hxg6 20. h4 Qh3 21. Bg3 Rac8 22. Qf1 Qg4 23. Kh2 Rc2 24. Qe2 Qh3+ 25. Kg1 Be4 26. Qf1 *", + "Moves": "h3h1", + "MovesSAN": "Qh1#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "7k/ppb2Rpp/2p5/7q/3PP3/2N1B3/PP4rP/3R3K w - - 0 28", + "PGN": "1. Nf3 Nf6 2. c4 Ne4 3. d3 Nxf2 4. Kxf2 d5 5. cxd5 e5 6. dxe6 Bxe6 7. Nc3 Bc5+ 8. d4 Bb6 9. e4 O-O 10. Be3 f5 11. exf5 Bxf5 12. Bc4+ Kh8 13. Re1 Bg4 14. Kg1 Bxf3 15. gxf3 Qh4 16. Bd5 c6 17. Be4 Nd7 18. Qd2 Nf6 19. Qg2 Rae8 20. Qg5 Qh3 21. Qg3 Qh5 22. Rad1 Rf7 23. Kh1 Bc7 24. Qg2 Nxe4 25. fxe4 Re6 26. Rf1 Rg6 27. Rxf7 Rxg2 *", + "Moves": "f7f8", + "MovesSAN": "Rf8#", + "Themes": "backRankMate master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r2q1rk1/pp3npp/2p5/2b5/4Q3/2nB3P/PPP2PP1/R3R1K1 w - - 0 18", + "PGN": "1. e4 d6 2. Nf3 e5 3. d4 exd4 4. Nxd4 Nf6 5. Nc3 Bg4 6. Be2 Be6 7. Nxe6 fxe6 8. O-O Be7 9. Re1 O-O 10. Bd3 Nbd7 11. Bf4 c6 12. e5 dxe5 13. Bxe5 Bc5 14. h3 Nd5 15. Qg4 Nxe5 16. Qxe6+ Nf7 17. Qe4 Nxc3 *", + "Moves": "e4h7", + "MovesSAN": "Qxh7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2r2b1r/p1q2ppp/5n2/1B1pkP2/Q7/4P3/PP4PP/1R2K2R w K - 0 18", + "PGN": "1. d4 d5 2. Bf4 Bf5 3. e3 e6 4. c4 c5 5. Qb3 Qb6 6. Bxb8 Bxb1 7. Qa4+ Kd8 8. dxc5 Qxc5 9. Rxb1 Rxb8 10. cxd5 exd5 11. Nf3 Nf6 12. Ne5 Qc7 13. f4 b5 14. Bxb5 Rc8 15. Nc6+ Kd7 16. Ne5+ Ke6 17. f5+ Kxe5 *", + "Moves": "a4f4", + "MovesSAN": "Qf4#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r6r/1pq1p1b1/p1b2kpp/6N1/5p1P/2P5/PP2QPP1/3R1RK1 w - - 0 19", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nd2 a6 6. Bd3 Nc6 7. c3 Bd7 8. O-O g6 9. Qe2 Bg7 10. Nxc6 Bxc6 11. e5 dxe5 12. Bc4 Nd5 13. Nf3 Nf4 14. Bxf4 exf4 15. Rad1 Qc7 16. Bxf7+ Kxf7 17. Ng5+ Kf6 18. h4 h6 *", + "Moves": "e2e6", + "MovesSAN": "Qe6#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2r2rk1/pp1bp1bp/8/3p1p1R/3n1B2/1P1B1N2/P2N1PP1/2Q1K3 b - - 0 19", + "PGN": "1. d4 Nf6 2. Bf4 d5 3. Nf3 g6 4. e3 Bg7 5. Bd3 c5 6. b3 Nc6 7. c3 Ne4 8. Qc2 f5 9. Nbd2 O-O 10. h4 Qa5 11. h5 gxh5 12. Rc1 Bd7 13. Rxh5 Rac8 14. Ng5 cxd4 15. exd4 Nxd4 16. Qb1 Nxc3 17. Rxc3 Qxc3 18. Nf3 Qc1+ 19. Qxc1 *", + "Moves": "c8c1", + "MovesSAN": "Rxc1#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "rnb1k1r1/p1p2p2/8/1p2P3/2p1n2B/P1P5/5PPP/3RKB1R w Kq - 0 15", + "PGN": "1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 Bb4 5. a3 Bxc3+ 6. bxc3 dxc4 7. Bg5 b5 8. e4 h6 9. Bh4 g5 10. Nxg5 hxg5 11. Bxg5 Rg8 12. Bh4 e5 13. dxe5 Qxd1+ 14. Rxd1 Nxe4 *", + "Moves": "d1d8", + "MovesSAN": "Rd8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "4r3/3q1k2/4N3/p2P4/8/1p4QP/6PK/8 w - - 11 55", + "PGN": "1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. Qc2 e6 5. d4 cxd4 6. cxd4 Be7 7. Nc3 O-O 8. Bd3 Nc6 9. a3 e5 10. d5 Nd4 11. Nxd4 exd4 12. Ne2 Ng4 13. h3 Ne5 14. Nxd4 Nxd3+ 15. Qxd3 Bf6 16. Be3 Re8 17. O-O Bd7 18. Rab1 a6 19. f3 Rc8 20. Rfc1 Qe7 21. Kh1 Be5 22. Qf1 Qh4 23. Qf2 Bg3 24. Qf1 f5 25. Rxc8 Bxc8 26. Rc1 fxe4 27. f4 Rf8 28. Rxc8 Rxc8 29. Nf5 Qf6 30. Nxg3 Qxb2 31. Nxe4 Qxa3 32. Qf2 Re8 33. Qf3 Qd3 34. Ng5 Rxe3 35. Qh5 Re1+ 36. Kh2 Qg6 37. Qh4 Re2 38. Qg4 Re8 39. Qd7 h6 40. Ne6 Qf7 41. Qxd6 Qe7 42. Qe5 b5 43. Qd4 Qd7 44. Qe5 a5 45. f5 b4 46. f6 gxf6 47. Qxf6 b3 48. Qg6+ Kh8 49. Qxh6+ Kg8 50. Qg6+ Kh8 51. Qf6+ Kg8 52. Qg5+ Kh8 53. Qe5+ Kg8 54. Qg3+ Kf7 *", + "Moves": "g3g7", + "MovesSAN": "Qg7#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r1b3k1/1ppp1rpp/7q/p4P2/1n6/1B3N2/PB3PPP/3RR1K1 w - - 0 19", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bxb4 5. c3 Ba5 6. d4 exd4 7. O-O dxc3 8. Qd3 Nge7 9. Nxc3 Bxc3 10. Qxc3 O-O 11. Bb2 Nf5 12. exf5 Qf6 13. Qc2 Qe7 14. Rfe1 Qd6 15. Bb3 Nb4 16. Qc4 a5 17. Rad1 Qh6 18. Qxf7+ Rxf7 *", + "Moves": "e1e8", + "MovesSAN": "Re8#", + "Themes": "mate mateIn1 middlegame oneMove pin" + }, + { + "FEN": "r3r1k1/1p2p2p/2p2Bp1/p7/q3N3/1b1P4/1P1Q1PP1/2K1R2R b - - 0 22", + "PGN": "1. e4 d5 2. exd5 Nf6 3. Bc4 Nxd5 4. d3 g6 5. Bd2 Bg7 6. Nc3 c6 7. Nge2 O-O 8. Nf4 Nxf4 9. Bxf4 Nd7 10. Qd2 Re8 11. O-O-O Nb6 12. Bb3 a5 13. a4 Nd7 14. h4 Nc5 15. h5 Nxb3+ 16. cxb3 Be6 17. hxg6 fxg6 18. Bh6 Bf6 19. Ne4 Bxb3 20. Rde1 Qd4 21. Bg5 Qxa4 22. Bxf6 *", + "Moves": "a4a1", + "MovesSAN": "Qa1#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1b2rk1/ppp3pp/4pq2/3p4/3Pp3/2P1P3/PP1NB1PP/R2QK2R b KQ - 1 13", + "PGN": "1. d4 d5 2. Bf4 Nc6 3. e3 e6 4. c3 Nf6 5. Nd2 Be7 6. Ngf3 Ne4 7. Bd3 f5 8. Ne5 O-O 9. f3 Nxe5 10. Bxe5 Bf6 11. fxe4 fxe4 12. Bxf6 Qxf6 13. Be2 *", + "Moves": "f6f2", + "MovesSAN": "Qf2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r3kb1r/1b1p1p2/p3pP2/2p5/7p/PqPQ2N1/1P3PPP/1R1R2K1 w kq - 0 20", + "PGN": "1. e4 c5 2. Bc4 e6 3. Nc3 Nc6 4. d3 a6 5. a3 b5 6. Ba2 Nf6 7. Bg5 Be7 8. Rb1 b4 9. Na4 Qa5 10. c3 Ne5 11. Ne2 Nxd3+ 12. Qxd3 Qxa4 13. e5 b3 14. Bxb3 Qxb3 15. Bxf6 gxf6 16. exf6 Bf8 17. O-O Bb7 18. Ng3 h5 19. Rfd1 h4 *", + "Moves": "d3d7", + "MovesSAN": "Qxd7#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "4Q3/8/p5pk/1p6/5PKP/8/1P6/5q2 w - - 4 46", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. c3 Nf6 5. Bd3 dxc3 6. Nxc3 g6 7. O-O Bg7 8. h3 O-O 9. Qe2 Nc6 10. Rd1 Bd7 11. Bg5 h6 12. Bh4 a6 13. Bc4 b5 14. Bb3 Qc8 15. Rac1 Be6 16. Nd5 Re8 17. Nxf6+ Bxf6 18. Bxf6 Bxb3 19. axb3 exf6 20. Qd2 Qb7 21. Qxd6 Ne5 22. Rc7 Qxe4 23. Qxf6 Nxf3+ 24. gxf3 Qe6 25. Qf4 Rad8 26. Rxd8 Rxd8 27. Qxh6 Qxb3 28. Qf4 Qd5 29. Kg2 Re8 30. h4 Re5 31. Rxf7 Qxf7 32. Qxe5 Qc4 33. Qf6 Kh7 34. f4 Qe4+ 35. Kg3 Qd3+ 36. f3 Qf1 37. Qf7+ Kh6 38. Qf8+ Kh7 39. Qf7+ Kh6 40. f5 Qg1+ 41. Kf4 Qd4+ 42. Kg3 Qe5+ 43. f4 Qxf5 44. Qe8 Qd3+ 45. Kg4 Qf1 *", + "Moves": "e8h8", + "MovesSAN": "Qh8#", + "Themes": "endgame master mate mateIn1 oneMove queenEndgame" + }, + { + "FEN": "r7/2Q1bk1p/b3pp2/2Pp3q/7P/4Pp2/P1P2P1K/1R4R1 b - - 0 31", + "PGN": "1. d4 d5 2. Nf3 e6 3. Bf4 Nf6 4. e3 c5 5. Bb5+ Nc6 6. Nc3 a6 7. Ba4 b5 8. Bxb5 axb5 9. Nxb5 Qa5+ 10. Nc3 Ne4 11. O-O Nxc3 12. bxc3 Qxc3 13. Ne5 Nxe5 14. Bxe5 f6 15. Bf4 Be7 16. Qh5+ g6 17. Qh6 Bf8 18. Qh4 g5 19. Qh5+ Ke7 20. Rab1 gxf4 21. dxc5 Qe5 22. Qg4 Qg5 23. Qe2 Ba6 24. Qd2 f3 25. g3 Qh5 26. Qa5 Kf7 27. h4 Rg8 28. Qc7+ Be7 29. Kh2 Rg4 30. Rg1 Rxh4+ 31. gxh4 *", + "Moves": "h5h4", + "MovesSAN": "Qxh4#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2R5/5ppk/pB1P3p/2Q1Pp2/2b5/P2q4/6PP/4K3 b - - 22 40", + "PGN": "1. e4 e6 2. d3 d5 3. Nd2 d4 4. Ngf3 Nc6 5. e5 Bb4 6. a3 Be7 7. c3 Nh6 8. Nb3 dxc3 9. bxc3 Nf5 10. d4 O-O 11. Bd3 a6 12. O-O b6 13. Be4 Bb7 14. d5 Na5 15. Nxa5 bxa5 16. Bxf5 exf5 17. c4 Bc5 18. Bd2 c6 19. d6 Bc8 20. Bc3 Be6 21. Qd3 h6 22. Nd4 Rb8 23. Nxc6 Qd7 24. Nxb8 Rxb8 25. Bxa5 Qa4 26. Rfb1 Rxb1+ 27. Rxb1 Bxc4 28. Qc3 Bxf2+ 29. Kxf2 Qc6 30. Rb8+ Kh7 31. Bc7 Qc5+ 32. Qe3 Qd5 33. Bb6 Qc6 34. Qc5 Qe4 35. Rc8 Qe2+ 36. Kg3 Qg4+ 37. Kf2 Qf4+ 38. Ke1 Qf1+ 39. Kd2 Qd3+ 40. Ke1 *", + "Moves": "d3e2", + "MovesSAN": "Qe2#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "2r3k1/6Pp/p3pQ1P/1b1p4/8/8/PPP4r/3K4 w - - 1 37", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Rg1 e6 7. g4 d5 8. e5 Nfd7 9. f4 Nc6 10. Be3 Bc5 11. Nxc6 bxc6 12. Bxc5 Nxc5 13. Qd4 Nd7 14. O-O-O Rb8 15. f5 O-O 16. f6 c5 17. Qf2 Nxe5 18. g5 Qb6 19. Na4 Qb4 20. fxg7 Re8 21. Qf6 Nd7 22. Qh6 c4 23. Rg4 f6 24. Bd3 cxd3 25. Rxb4 Rxb4 26. gxf6 Rxa4 27. Qh5 Nxf6 28. Qg5 Ne4 29. Qe5 d2+ 30. Rxd2 Nxd2 31. Kxd2 Re4 32. Qf6 Bd7 33. h4 Bb5 34. h5 Re2+ 35. Kd1 Rh2 36. h6 Rc8 *", + "Moves": "f6e6", + "MovesSAN": "Qxe6#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "8/p7/1krQ3p/1qr4P/R3Ppb1/P5p1/1PP3P1/2K1R3 w - - 8 39", + "PGN": "1. e4 e5 2. Bc4 Nc6 3. Nc3 d6 4. d3 f5 5. f4 Nf6 6. Nf3 Be7 7. fxe5 dxe5 8. Bg5 f4 9. Qd2 h6 10. Bh4 g5 11. Bf2 Bb4 12. O-O-O Qe7 13. h4 g4 14. Ne1 Bd7 15. h5 O-O-O 16. Bh4 g3 17. Nf3 Qd6 18. Bb3 Rh7 19. a3 Ba5 20. Rhe1 Re8 21. d4 Bxc3 22. Qxc3 Bg4 23. d5 Nd4 24. Ba4 c6 25. dxc6 bxc6 26. Qc4 Rc7 27. Rd3 Re6 28. Nxd4 exd4 29. Rxd4 Qe5 30. Bxf6 Rxf6 31. Qg8+ Kb7 32. Rb4+ Ka6 33. Qc4+ Ka5 34. Bxc6 Rfxc6 35. Ra4+ Kb6 36. Qb4+ Qb5 37. Qd4+ Rc5 38. Qd6+ R7c6 *", + "Moves": "d6b8", + "MovesSAN": "Qb8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "7k/pp5p/2n3p1/5b2/2pb4/Q7/PPP3PP/3r2BK w - - 2 27", + "PGN": "1. f4 Nf6 2. Nf3 d6 3. Nc3 g6 4. e4 Bg7 5. Bc4 c5 6. e5 Nfd7 7. Ng5 O-O 8. Qf3 dxe5 9. Nxf7 Rxf7 10. Bxf7+ Kxf7 11. fxe5+ Kg8 12. Qd5+ e6 13. Qxe6+ Kh8 14. O-O Nxe5 15. Qb3 c4 16. Qa3 Bf5 17. d4 Qxd4+ 18. Kh1 Nbc6 19. Bg5 Ng4 20. Bh4 Ne3 21. Bf2 Qd2 22. Rad1 Nxd1 23. Nxd1 Rd8 24. Be3 Qxd1 25. Rxd1 Rxd1+ 26. Bg1 Bd4 *", + "Moves": "a3f8", + "MovesSAN": "Qf8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "4r1k1/5ppp/5b1n/1Q6/3p4/1P4P1/P4P1P/6K1 w - - 0 33", + "PGN": "1. c4 c6 2. Nc3 Nf6 3. d4 d5 4. cxd5 cxd5 5. g3 e6 6. Bg2 Be7 7. Nf3 O-O 8. O-O Nc6 9. Re1 Bd7 10. e4 dxe4 11. Nxe4 Qb6 12. Nc3 Rfd8 13. Bf4 Be8 14. Qd2 Nxd4 15. Nxd4 Rxd4 16. Qc2 Rb4 17. b3 Rc8 18. Qd3 Bc6 19. Be3 Qc7 20. Bxc6 Qxc6 21. Rac1 Ng4 22. Nd5 exd5 23. Rxc6 bxc6 24. Qf5 Rd8 25. Bxa7 Bf6 26. Bc5 Nh6 27. Qd7 Rbb8 28. Qxc6 Rbc8 29. Qb5 d4 30. Bb6 Rb8 31. Bxd8 Rxd8 32. Re8+ Rxe8 *", + "Moves": "b5e8", + "MovesSAN": "Qxe8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "3r3k/p5p1/4qR1p/P7/2Np3P/3PbQP1/8/5R1K b - - 0 36", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. Be2 Bb4 7. Nxc6 bxc6 8. Qd4 Qa5 9. Bd2 O-O 10. a3 Bc5 11. Qd3 Qb6 12. O-O Qc7 13. Kh1 d5 14. Bg5 Be7 15. f4 h6 16. Bxf6 Bxf6 17. e5 Be7 18. Qg3 d4 19. Ne4 Kh8 20. b4 c5 21. bxc5 Bxc5 22. Bd3 Be7 23. a4 Qc6 24. a5 Ba6 25. f5 Bxd3 26. cxd3 exf5 27. Rxf5 Qg6 28. Qf2 Bh4 29. Qf3 Qa6 30. Nd6 f6 31. Rf1 Rad8 32. Nc4 Qe6 33. g3 Bg5 34. h4 Be3 35. exf6 Rxf6 36. Rxf6 *", + "Moves": "e6h3", + "MovesSAN": "Qh3#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1b3k1/pp2np1p/4p1p1/8/6qP/1BB5/PP3P2/R1KR4 w - - 0 19", + "PGN": "1. e4 c5 2. Bc4 Nc6 3. Nf3 e6 4. d3 g6 5. Nc3 Bg7 6. Bd2 Nge7 7. g4 O-O 8. h4 d5 9. Bb3 Nd4 10. Nxd4 cxd4 11. Ne2 dxe4 12. dxe4 d3 13. cxd3 Qxd3 14. Nc3 Bxc3 15. Bxc3 Qxe4+ 16. Kd2 Rd8+ 17. Kc1 Rxd1+ 18. Rxd1 Qxg4 *", + "Moves": "d1d8", + "MovesSAN": "Rd8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r3r1k1/ppp2pPp/2nb3B/3N4/2p5/5b1P/PP3PP1/R2R2K1 w - - 0 15", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. c3 dxc3 5. Nxc3 Nf6 6. Bc4 Bb4 7. e5 d5 8. exf6 dxc4 9. O-O Qxd1 10. Rxd1 O-O 11. fxg7 Re8 12. Nd5 Bd6 13. Bh6 Bg4 14. h3 Bxf3 *", + "Moves": "d5f6", + "MovesSAN": "Nf6#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1bqk2r/ppp2p1p/3p1p2/4p1BQ/2BbP3/3P4/PPP2PPP/R3K2R w KQkq - 0 11", + "PGN": "1. e4 e5 2. Bc4 Nc6 3. Qh5 Qf6 4. Nc3 Bc5 5. Nf3 d6 6. Nd5 Qd8 7. d3 Nd4 8. Nxd4 Bxd4 9. Bg5 Nf6 10. Nxf6+ gxf6 *", + "Moves": "h5f7", + "MovesSAN": "Qxf7#", + "Themes": "attackingF2F7 mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1bqr1k1/ppp2pp1/2P2p1p/8/Q1P5/2P1pP2/P3N1PP/R3KB1R b KQ - 0 12", + "PGN": "1. d4 Nf6 2. Bg5 h6 3. Bxf6 exf6 4. e4 d5 5. c4 dxe4 6. Nc3 Bb4 7. Qa4+ Nc6 8. d5 Bxc3+ 9. bxc3 O-O 10. dxc6 Re8 11. Ne2 e3 12. f3 *", + "Moves": "d8d2", + "MovesSAN": "Qd2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r3kb1r/ppp4p/6p1/4q3/6B1/8/PPP3PP/R1BQ2K1 w kq - 0 17", + "PGN": "1. d4 e5 2. dxe5 Nc6 3. Nf3 Qe7 4. e4 Nxe5 5. Be2 Nxf3+ 6. Bxf3 Nf6 7. O-O d6 8. Nc3 Be6 9. Nd5 Nxd5 10. exd5 Bd7 11. Re1 Be6 12. dxe6 fxe6 13. Bg4 e5 14. f4 g6 15. fxe5 dxe5 16. Rxe5 Qxe5 *", + "Moves": "d1d7", + "MovesSAN": "Qd7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r4rk1/pp3p2/7p/3p1Qp1/5p2/7n/PP1B2PP/R5RK b - - 0 24", + "PGN": "1. e4 e5 2. f4 exf4 3. Nf3 d6 4. Bc4 g5 5. O-O h6 6. d4 Bg7 7. e5 d5 8. Bd3 c6 9. c4 Ne7 10. Nc3 Be6 11. cxd5 Bxd5 12. Nxd5 Nxd5 13. Qb3 Qb6 14. Qc2 Nd7 15. Be4 Bxe5 16. Bxd5 cxd5 17. Nxe5 Qxd4+ 18. Kh1 Nxe5 19. Re1 O-O 20. Qf5 Nd3 21. Bd2 Nf2+ 22. Kg1 Nh3+ 23. Kh1 Qg1+ 24. Rxg1 *", + "Moves": "h3f2", + "MovesSAN": "Nf2#", + "Themes": "mate mateIn1 middlegame oneMove smotheredMate" + }, + { + "FEN": "3r2k1/p1p3p1/8/1p5p/1P4nq/P1BP4/2QN2Bb/4RK2 b - - 3 27", + "PGN": "1. e4 d5 2. exd5 Nf6 3. Nf3 Bg4 4. c4 e6 5. dxe6 Bc5 6. exf7+ Kxf7 7. Be2 Re8 8. O-O Kg8 9. a3 Nc6 10. b4 Bd6 11. Bb2 Qe7 12. Bd3 Ne5 13. Be2 Bxf3 14. Bxf3 Nxc4 15. Bc3 Rad8 16. Qc2 b5 17. g3 h5 18. h4 Ng4 19. d3 Nce5 20. Bg2 Qf7 21. Nd2 Ng6 22. Rae1 Nxh4 23. gxh4 Rxe1 24. Rxe1 Qxf2+ 25. Kh1 Qxh4+ 26. Kg1 Bh2+ 27. Kf1 *", + "Moves": "h4f2", + "MovesSAN": "Qf2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r4rk1/pb1qbppp/1p2p3/2pn4/3PQ3/2PB1N2/PP1B1PPP/R4RK1 w - - 2 14", + "PGN": "1. e4 e6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Nd7 5. Bf4 Ngf6 6. Nxf6+ Nxf6 7. Bd3 Be7 8. Nf3 b6 9. Qe2 O-O 10. O-O Bb7 11. c3 Nd5 12. Bd2 c5 13. Qe4 Qd7 *", + "Moves": "e4h7", + "MovesSAN": "Qxh7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r4rk1/2p2ppp/2pb3q/1p6/p2P4/P1PQPP2/1PB2P1P/2R2RK1 b - - 0 18", + "PGN": "1. Nf3 e5 2. Nxe5 Nc6 3. Nxc6 dxc6 4. d4 Nf6 5. Bg5 Qd6 6. c3 Bf5 7. e3 Be7 8. Nd2 O-O 9. Bxf6 Qxf6 10. Bc4 b5 11. Bb3 a5 12. a3 a4 13. Bc2 Bg6 14. O-O Bd6 15. Nf3 Bh5 16. Rc1 Qh6 17. Qd3 Bxf3 18. gxf3 *", + "Moves": "h6h2", + "MovesSAN": "Qxh2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "4rk1r/1Q3ppp/n1nqp3/3pNb2/3P4/4P3/PP3PPP/5RK1 w - - 0 19", + "PGN": "1. d4 d5 2. c4 c6 3. Nc3 Bf5 4. cxd5 cxd5 5. Bf4 e6 6. e3 a6 7. Nf3 Bd6 8. Bxd6 Qxd6 9. Qb3 b5 10. Bxb5+ axb5 11. Nxb5 Qd7 12. Ne5 Qd8 13. Rc1 Na6 14. O-O Ne7 15. Nd6+ Qxd6 16. Qb5+ Kf8 17. Qb7 Re8 18. Rc6 Nxc6 *", + "Moves": "b7f7", + "MovesSAN": "Qxf7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r4rk1/1b3p1p/p3pQp1/3q4/1p1R4/1P1BP3/P2N1PPP/5RK1 b - - 2 19", + "PGN": "1. d4 d5 2. Nf3 e6 3. Bf4 a6 4. e3 c5 5. b3 b5 6. c4 b4 7. Bd3 Bb7 8. O-O Be7 9. Ne5 Nd7 10. Qh5 Nxe5 11. Bxe5 g6 12. Qf3 Bf6 13. Bxf6 Nxf6 14. Nd2 O-O 15. dxc5 Qc7 16. Qxf6 Qxc5 17. Rac1 dxc4 18. Rxc4 Qd5 19. Rd4 *", + "Moves": "d5g2", + "MovesSAN": "Qxg2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r5k1/1p5p/nqpp4/5P2/2P1P3/pPN2P1R/P1KQ4/6rR b - - 4 26", + "PGN": "1. e4 d6 2. d4 c6 3. c4 g6 4. Nc3 Bg7 5. Be3 Nf6 6. f3 O-O 7. Qd2 Re8 8. Bh6 Bh8 9. O-O-O a5 10. h4 Nh5 11. g4 Ng3 12. Rh3 Nxf1 13. Rxf1 Qb6 14. Nge2 a4 15. h5 a3 16. b3 Na6 17. hxg6 fxg6 18. Rfh1 e5 19. Be3 exd4 20. Bxd4 Bxd4 21. Nxd4 Re7 22. Nf5 Bxf5 23. gxf5 g5 24. Qxg5+ Rg7 25. Qd2 Rg1+ 26. Kc2 *", + "Moves": "a6b4", + "MovesSAN": "Nb4#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2r4k/5pp1/4p3/3p4/p7/3B1P2/PP4qP/1KR5 w - - 0 39", + "PGN": "1. d4 e6 2. Bf4 Nf6 3. e3 d5 4. Bd3 Be7 5. Nf3 O-O 6. Nbd2 Nbd7 7. c3 b6 8. Qc2 Bb7 9. O-O-O c5 10. Ne5 Rc8 11. Ndf3 Ne4 12. Nxd7 Qxd7 13. Ne5 Qe8 14. f3 Ng5 15. Bxg5 Bxg5 16. Bxh7+ Kh8 17. Bd3 Bxe3+ 18. Kb1 cxd4 19. Qe2 a5 20. cxd4 Bxd4 21. Bb5 Qe7 22. Rxd4 Qf6 23. Rdd1 Qf5+ 24. Bd3 Qg5 25. Nd7 Rfd8 26. Nxb6 Rc6 27. Na4 Rb8 28. Bb5 Qf5+ 29. Bd3 Qf4 30. Nc3 Qb4 31. Rc1 Ba6 32. Bxa6 Rxc3 33. Rxc3 Qxc3 34. Qc2 Qf6 35. Rc1 a4 36. Qc3 Qg6+ 37. Bd3 Qxg2 38. Qc8+ Rxc8 *", + "Moves": "c1c8", + "MovesSAN": "Rxc8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r6k/1bp1nQpp/pp2N2r/4np2/3q4/P1N5/BP3PPP/2R2RK1 w - - 0 19", + "PGN": "1. d4 d5 2. c4 dxc4 3. Nc3 Nc6 4. Nf3 e6 5. Bf4 b6 6. e3 Bb7 7. Bxc4 Bd6 8. Bxd6 Qxd6 9. O-O Nge7 10. Rc1 a6 11. a3 O-O 12. Ba2 f5 13. Ng5 Rf6 14. e4 Rg6 15. Qh5 Rh6 16. Qf7+ Kh8 17. e5 Qxd4 18. Nxe6 Nxe5 *", + "Moves": "f7g7", + "MovesSAN": "Qxg7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3r1rk1/p4ppp/2p2b2/1p6/3P1q2/3Q1bN1/PPB3PP/R3K2R w KQ - 0 21", + "PGN": "1. e4 d6 2. d4 Nf6 3. Bd3 Nbd7 4. Ne2 e5 5. c3 c6 6. f3 d5 7. Bg5 dxe4 8. fxe4 Be7 9. Nd2 b5 10. Bh4 O-O 11. Bf2 Qc7 12. Ng3 exd4 13. Bxd4 Nc5 14. Bc2 Bg4 15. Nf3 Qf4 16. Qe2 Ne6 17. Qd3 Rad8 18. e5 Nxd4 19. cxd4 Bxf3 20. exf6 Bxf6 *", + "Moves": "d3h7", + "MovesSAN": "Qxh7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1b1qk1r/ppppn2p/6p1/4N1BB/3P4/1Q6/P4PPP/b4RK1 w - - 2 15", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. cxd4 Bb4+ 7. Nc3 Nxe4 8. O-O Nxc3 9. bxc3 Bxc3 10. Qb3 Bxa1 11. Bxf7+ Kf8 12. Bg5 Ne7 13. Bh5 g6 14. Ne5 Qe8 *", + "Moves": "g5h6", + "MovesSAN": "Bh6#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/8/RP6/8/8/P1k5/r7/2K5 b - - 0 60", + "PGN": "1. e4 d5 2. exd5 c6 3. dxc6 Nxc6 4. Nf3 e5 5. d3 f5 6. c4 Nf6 7. Nc3 Bb4 8. Bd2 e4 9. dxe4 fxe4 10. Ng5 Qd4 11. a3 Bc5 12. Be3 Qxd1+ 13. Rxd1 Bxe3 14. fxe3 Bf5 15. Nd5 O-O 16. Be2 h6 17. Nh3 Bxh3 18. gxh3 Nxd5 19. cxd5 Ne5 20. Rf1 Rxf1+ 21. Kxf1 Rd8 22. Kf2 Kf7 23. Kg3 Kf6 24. Kf4 Nd7 25. Kxe4 Nc5+ 26. Kd4 b6 27. b4 Nd7 28. Rf1+ Ke7 29. e4 Kd6 30. Rf7 Rg8 31. Bg4 Ne5 32. Rxa7 h5 33. Bf5 g6 34. Be6 Rf8 35. Rb7 Nf3+ 36. Ke3 Ke5 37. Bf7 Ng5 38. Bxg6 Rf3+ 39. Ke2 Rxh3 40. Re7+ Kd6 41. Rb7 Ke5 42. Rxb6 Rxh2+ 43. Kd3 Rh3+ 44. Kc4 h4 45. Bf5 Rh2 46. Rh6 h3 47. d6 Rc2+ 48. Kd3 Rc1 49. d7 Rd1+ 50. Ke2 Rd4 51. Rh5 Nxe4 52. Bxe4+ Kxe4 53. Rxh3 Rxd7 54. Rc3 Rh7 55. b5 Rh2+ 56. Kd1 Kd4 57. Rc6 Kd3 58. Kc1 Ra2 59. Ra6 Kc3 60. b6 *", + "Moves": "a2a1", + "MovesSAN": "Ra1#", + "Themes": "endgame master mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "r4rk1/ppp2ppp/3pq3/7P/3QPP2/2N2n2/PPP5/1K4RR w - - 1 18", + "PGN": "1. e4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. d4 exd4 5. Nxd4 Nxd4 6. Qxd4 d6 7. Bg5 Be7 8. h4 O-O 9. O-O-O Be6 10. Kb1 Ng4 11. Bxe7 Qxe7 12. Be2 Ne5 13. h5 Qg5 14. g4 Bxg4 15. Bxg4 Qxg4 16. Rdg1 Qe6 17. f4 Nf3 *", + "Moves": "d4g7", + "MovesSAN": "Qxg7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "5rk1/5pp1/8/3Q3p/7q/P3P1n1/1P4P1/1R3RK1 b - - 0 36", + "PGN": "1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Nf3 Be7 8. c5 h6 9. Bh4 b6 10. Bb5 Bd7 11. Qa4 Qc7 12. Bg3 Qc8 13. Ba6 Qd8 14. Bb5 Rc8 15. Ba6 Nb8 16. Bb5 bxc5 17. Qxa7 O-O 18. O-O Bxb5 19. Nxb5 Nc6 20. Qb7 Nxd4 21. Nfxd4 cxd4 22. Nxd4 Ne4 23. Nc6 Rxc6 24. Qxc6 Bf6 25. Qc2 Qb6 26. Rab1 Ra8 27. a3 h5 28. Bf4 Bd4 29. h4 e5 30. Bc1 Qf6 31. Be3 Bxe3 32. fxe3 Qxh4 33. Qc6 Rd8 34. Qc7 Rf8 35. Qxe5 Ng3 36. Qxd5 *", + "Moves": "g3e2", + "MovesSAN": "Ne2#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "7k/6pp/2q5/8/8/Q7/2r3PP/6RK w - - 6 42", + "PGN": "1. d4 Nf6 2. Bf4 d5 3. e3 Bg4 4. Nf3 e6 5. c3 c5 6. Be2 Nc6 7. Ne5 Bxe2 8. Qxe2 cxd4 9. cxd4 Bb4+ 10. Nc3 Ne4 11. Rc1 O-O 12. O-O Bxc3 13. bxc3 Nxe5 14. Bxe5 f6 15. Bg3 Rc8 16. Qb2 Qd7 17. f3 Nd6 18. Bxd6 Qxd6 19. e4 dxe4 20. fxe4 Qc6 21. e5 fxe5 22. Rxf8+ Rxf8 23. dxe5 Qc5+ 24. Kh1 b5 25. Qe2 Rf2 26. Qe4 Rxa2 27. Qa8+ Qf8 28. Qc6 a6 29. Qxe6+ Kh8 30. Qd6 Qa8 31. Rg1 Rc2 32. e6 Re2 33. e7 Qe8 34. Qxa6 Rxe7 35. Qa1 Rc7 36. Rc1 Qc8 37. Qb2 Rc4 38. Qxb5 Rxc3 39. Rg1 Rc1 40. Qb2 Rc2 41. Qa3 Qc6 *", + "Moves": "a3f8", + "MovesSAN": "Qf8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "4rr1k/ppp1b1pp/6q1/4N3/2Q1N3/3P3P/PPP4P/R1B2R1K b - - 0 18", + "PGN": "1. e4 e5 2. f4 d6 3. Nf3 f5 4. exf5 Bxf5 5. Bc4 Nc6 6. O-O Nf6 7. Ng5 d5 8. fxe5 dxc4 9. exf6 Qd4+ 10. Kh1 Qxf6 11. Qe2+ Be7 12. Nf3 O-O 13. Nc3 Rae8 14. Qxc4+ Kh8 15. d3 Qg6 16. Ne4 Ne5 17. Nxe5 Bh3 18. gxh3 *", + "Moves": "f8f1", + "MovesSAN": "Rxf1#", + "Themes": "hangingPiece kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3r1k1r/pbp1nppp/1p3q2/8/2B1P3/2P1B3/P1P2PPP/2KR3R w - - 0 13", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nxd4 5. Qxd4 Qf6 6. Be3 b6 7. Bc4 Bb7 8. Nc3 Bb4 9. O-O-O Bxc3 10. Qxd7+ Kf8 11. bxc3 Ne7 12. Qd8+ Rxd8 *", + "Moves": "d1d8", + "MovesSAN": "Rxd8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r5k1/p1p3p1/8/2P1PqB1/P6Q/1P1r4/6PP/5R1K b - - 1 29", + "PGN": "1. e4 e5 2. Bc4 Nf6 3. Nc3 Nc6 4. f4 exf4 5. Nf3 Bb4 6. e5 Qe7 7. d4 d5 8. Bb5 O-O 9. O-O Ne4 10. Nxd5 Qd7 11. Bxc6 bxc6 12. Nxb4 c5 13. dxc5 Qb5 14. Nd3 Rd8 15. a4 Qc4 16. b3 Qe6 17. Qe2 Nc3 18. Qf2 Ba6 19. Ng5 Qf5 20. Bxf4 Bxd3 21. cxd3 Rxd3 22. Qh4 h6 23. Nxf7 Ne2+ 24. Kh1 Qxf7 25. Bxh6 Qg6 26. Bg5 Nd4 27. Rf4 Nf5 28. Rxf5 Qxf5 29. Rf1 *", + "Moves": "f5f1", + "MovesSAN": "Qxf1#", + "Themes": "endgame hangingPiece mate mateIn1 oneMove" + }, + { + "FEN": "4r3/4Pk2/p2p1Ppp/1pp3P1/8/PP3Q1P/8/q4B1K w - - 0 38", + "PGN": "1. c4 c5 2. Nc3 Nc6 3. g3 d6 4. Bg2 e5 5. e3 Nge7 6. Nge2 g6 7. O-O Bg7 8. b3 O-O 9. Bb2 f5 10. Nd5 Be6 11. d4 Bxd5 12. cxd5 Nb4 13. dxe5 Bxe5 14. Nc3 Qe8 15. a3 Na6 16. f4 Bf6 17. Re1 Nc7 18. e4 Bxc3 19. Bxc3 Qf7 20. exf5 Nxf5 21. Qd3 Rfe8 22. Bb2 a6 23. Qc3 Qg7 24. Qc2 Nd4 25. Qd3 Nf3+ 26. Qxf3 Qxb2 27. f5 Qd4+ 28. Kh1 Rxe1+ 29. Rxe1 Rf8 30. g4 b5 31. h3 Rf7 32. Re6 Nxe6 33. dxe6 Rf8 34. e7 Qa1+ 35. Bf1 Re8 36. f6 Kf7 37. g5 h6 *", + "Moves": "f3d5", + "MovesSAN": "Qd5#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "8/1R4p1/2pPkp2/2Prp1p1/6P1/3r1P1P/4K3/8 w - - 22 64", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 c6 5. Nf3 Bg4 6. Be2 e6 7. h3 Bf5 8. O-O Bd6 9. Be3 Nf6 10. Bd3 Bxd3 11. Qxd3 Nbd7 12. a3 O-O 13. Rfe1 Rad8 14. Rad1 Qh5 15. Ne2 Qg6 16. Qxg6 hxg6 17. c4 Rfe8 18. b4 a6 19. Bc1 Bc7 20. Bb2 Nb6 21. Rc1 Nc8 22. Ne5 Bxe5 23. dxe5 Nd7 24. Ng3 Ne7 25. Rcd1 Nf5 26. Ne4 Nb6 27. c5 Nc4 28. Ba1 Nxa3 29. Nd6 Nxd6 30. exd6 Nc4 31. Bc3 b5 32. Be5 a5 33. bxa5 Nxa5 34. Rd3 Nc4 35. Bf4 e5 36. Bc1 f6 37. Red1 Kf7 38. f3 Ke6 39. Kf2 g5 40. g4 Na5 41. Ba3 Nc4 42. Bb4 Nb2 43. Bc3 Nxd1+ 44. Rxd1 Rd7 45. Rd3 Ra8 46. Bb4 Ra4 47. Rb3 Ra2+ 48. Kg3 Ra1 49. Rd3 Rc1 50. Rd2 Rc4 51. Ba3 b4 52. Bxb4 Rxb4 53. Rc2 Rd4 54. Kf2 Rb7 55. Ke3 Rbb4 56. Ra2 Ra4 57. Rb2 Ra3+ 58. Ke2 Rc4 59. Rb7 Ra2+ 60. Kd3 Rd4+ 61. Ke3 Ra3+ 62. Kf2 Rad3 63. Ke2 Rd5 *", + "Moves": "b7e7", + "MovesSAN": "Re7#", + "Themes": "endgame mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "3rbr1k/pp3p1p/1q2p2N/2bp1pQ1/3n4/2NB4/PPP2PPP/1R3RK1 w - - 8 19", + "PGN": "1. d4 Nf6 2. Nf3 e6 3. Nc3 d5 4. Bf4 c5 5. e3 Nc6 6. Bb5 Bd7 7. Bd3 Qb6 8. Rb1 cxd4 9. exd4 Nxd4 10. O-O Bc5 11. Ne5 O-O 12. Bg5 Rad8 13. Bxf6 gxf6 14. Ng4 f5 15. Nh6+ Kh8 16. Qh5 Be8 17. Qh4 Kg7 18. Qg5+ Kh8 *", + "Moves": "g5f6", + "MovesSAN": "Qf6#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r2Nr1k1/p1p2ppp/b7/3p4/8/2P5/P1P2PPP/R1B3KR b - - 2 15", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nc3 Bb4 4. Bc4 Bxc3 5. bxc3 Nxe4 6. Qe2 d5 7. Bb3 Nc6 8. Ba4 O-O 9. Bxc6 bxc6 10. Nxe5 Re8 11. Nxc6 Nxc3 12. Nxd8 Rxe2+ 13. Kf1 Ba6 14. dxc3 Re8+ 15. Kg1 *", + "Moves": "e8e1", + "MovesSAN": "Re1#", + "Themes": "backRankMate mate mateIn1 middlegame oneMove" + }, + { + "FEN": "1R6/8/3pBP2/8/2P2k2/1P4pK/P2r4/8 b - - 4 43", + "PGN": "1. c4 e5 2. Nc3 c5 3. g3 Nc6 4. Bg2 d6 5. e3 Nf6 6. Nge2 Be6 7. b3 Nb4 8. d4 cxd4 9. exd4 exd4 10. Nxd4 Qc7 11. O-O Be7 12. Re1 Qd7 13. Ba3 Nc6 14. Ncb5 a6 15. Nxe6 axb5 16. Nxg7+ Kf8 17. Nh5 Rxa3 18. Qc1 b4 19. Qh6+ Kg8 20. Nxf6+ Bxf6 21. Qxf6 Ne5 22. f4 Ng4 23. Qg5+ Kf8 24. h3 h6 25. Qxg4 Qxg4 26. hxg4 h5 27. g5 h4 28. Bxb7 hxg3 29. Bc6 Kg7 30. Re2 Ra6 31. Bd5 Ra7 32. Rae1 Rh4 33. f5 Rg4 34. Re7 Rxe7 35. Rxe7 Rxg5 36. Rxf7+ Kh6 37. Be6 Rg4 38. Rb7 Rd4 39. Rxb4 Kg5 40. Rb8 Kf4 41. f6 Rd1+ 42. Kg2 Rd2+ 43. Kh3 *", + "Moves": "d2h2", + "MovesSAN": "Rh2#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r2kr3/pb1p1pp1/np1Qp2p/4P2P/2P1q3/2P2N2/P4PP1/2KR1B1R w - - 3 18", + "PGN": "1. e4 b6 2. d4 Bb7 3. d5 e6 4. c4 Qh4 5. Nc3 Bb4 6. Qd3 Bxc3+ 7. bxc3 Ne7 8. Nf3 Qf6 9. Bg5 Qg6 10. h4 h6 11. h5 Qh7 12. Bxe7 Kxe7 13. Qd4 Na6 14. e5 Rhe8 15. d6+ cxd6 16. Qxd6+ Kd8 17. O-O-O Qe4 *", + "Moves": "d6d7", + "MovesSAN": "Qxd7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "4rk2/5pp1/1p1q3p/p7/5P2/P5P1/4Q2P/4R1K1 w - - 0 39", + "PGN": "1. e4 b6 2. d4 Bb7 3. Bd3 Nf6 4. f3 e6 5. c4 Nc6 6. Be3 Nb4 7. Be2 h6 8. a3 Nc6 9. Nc3 Be7 10. Nh3 Nh7 11. f4 Bh4+ 12. Bf2 Bxf2+ 13. Nxf2 Qh4 14. g3 Qe7 15. d5 exd5 16. cxd5 Na5 17. b4 Nc6 18. dxc6 dxc6 19. O-O O-O 20. Bf3 Rad8 21. Qc2 c5 22. Nd5 Bxd5 23. exd5 Nf6 24. bxc5 Nxd5 25. Bxd5 Rxd5 26. cxb6 cxb6 27. Rfe1 Qf6 28. Red1 Rc5 29. Qa2 Rfc8 30. Ne4 Qc6 31. Nxc5 Qxc5+ 32. Qf2 Qe7 33. Rac1 Rb8 34. Rd3 a5 35. Re1 Qf6 36. Rde3 Kf8 37. Qe2 Qd6 38. Re8+ Rxe8 *", + "Moves": "e2e8", + "MovesSAN": "Qxe8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "4r3/Q4p1k/2p2Bp1/4P2p/1PP4R/7K/7P/3q4 b - - 2 42", + "PGN": "1. e4 c6 2. Nf3 d5 3. exd5 cxd5 4. Be2 Nc6 5. O-O e5 6. Bb5 Bd6 7. d4 e4 8. Ne5 Bxe5 9. dxe5 Ne7 10. c4 d4 11. Bg5 d3 12. Qh5 O-O 13. Bxc6 bxc6 14. Nc3 g6 15. Qd1 Qc7 16. Bf6 Nf5 17. Nxe4 Be6 18. b3 a5 19. Qd2 h6 20. g4 Kh7 21. gxf5 Bxf5 22. Nd6 Qd7 23. Nxf5 Qxf5 24. f3 Ra7 25. Rae1 Rd7 26. Rf2 Ra8 27. Re4 a4 28. b4 a3 29. Rh4 h5 30. f4 Rd4 31. Qc3 Re4 32. Kg2 Re2 33. Rxe2 dxe2 34. Kf2 Qe4 35. f5 Qxf5+ 36. Kxe2 Re8 37. Qf3 Qc2+ 38. Kf1 Qb1+ 39. Kg2 Qxa2+ 40. Kh3 Qd2 41. Qxa3 Qd1 42. Qa7 *", + "Moves": "d1f3", + "MovesSAN": "Qf3#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r1bqkbnr/pp1ppppp/8/2p5/2BnP3/5Q2/PPPP1PPP/RNB1K1NR w KQkq - 4 4", + "PGN": "1. e4 c5 2. Qf3 Nc6 3. Bc4 Nd4 *", + "Moves": "c4f7", + "MovesSAN": "Bxf7#", + "Themes": "attackingF2F7 mate mateIn1 oneMove opening" + }, + { + "FEN": "5r1k/pp4pp/4Qr2/4p3/8/3P4/PPP3PP/5R1K b - - 0 26", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Nd4 6. d6 Ne6 7. Nxe6 fxe6 8. dxc7 Qxc7 9. Bb3 Bc5 10. Nc3 O-O 11. O-O Kh8 12. d3 Bd7 13. Ne4 Bb6 14. Nxf6 Rxf6 15. Bg5 Rg6 16. Qh5 Rf8 17. Be3 Rf5 18. Qh4 Rgf6 19. Bxb6 Qxb6 20. Ba4 Bxa4 21. Qxa4 Rxf2 22. Qe8+ Rf8 23. Qxe6 R2f6+ 24. Rf2 Qxf2+ 25. Kh1 Qf1+ 26. Rxf1 *", + "Moves": "f6f1", + "MovesSAN": "Rxf1#", + "Themes": "backRankMate endgame mate mateIn1 oneMove queenRookEndgame" + }, + { + "FEN": "1q2r1k1/p5bp/2Q2pp1/3p4/6b1/2P5/PP3PPP/RN2R1K1 b - - 0 20", + "PGN": "1. e4 c5 2. Bc4 e6 3. d4 cxd4 4. Qxd4 Nc6 5. Qe3 Nge7 6. Nf3 d5 7. exd5 exd5 8. Bb5 g6 9. Bxc6+ bxc6 10. O-O Bg7 11. c3 O-O 12. Qc5 Bg4 13. Nd4 Qc7 14. Re1 Rfe8 15. Bg5 f6 16. Bh4 Rab8 17. Bg3 Qb7 18. Bxb8 Qxb8 19. Nxc6 Nxc6 20. Qxc6 *", + "Moves": "e8e1", + "MovesSAN": "Rxe1#", + "Themes": "hangingPiece kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "4rr1k/pBp3b1/P6p/1P6/Q2P2n1/6Pb/1B1R4/5RK1 b - - 0 29", + "PGN": "1. c4 g6 2. Nc3 Bg7 3. g3 d6 4. Bg2 e5 5. e3 Nc6 6. Nge2 f5 7. O-O Nf6 8. a3 O-O 9. b4 h6 10. Bb2 g5 11. d4 e4 12. Qb3 Kh8 13. b5 Ne7 14. a4 Be6 15. a5 d5 16. cxd5 Nexd5 17. Nxd5 Nxd5 18. Qa4 Qd7 19. Rfc1 Rae8 20. Rc2 f4 21. Bxe4 fxe3 22. fxe3 Nxe3 23. Rd2 Bh3 24. Bh1 Qf5 25. Nf4 gxf4 26. Bxb7 fxg3 27. hxg3 Ng4 28. a6 Qf1+ 29. Rxf1 *", + "Moves": "f8f1", + "MovesSAN": "Rxf1#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1b1kb1r/p3pppp/1qpp4/8/4PBn1/2N4P/PPP2PP1/R2QKB1R b KQkq - 0 9", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Be3 Ng4 7. Nxc6 bxc6 8. Bf4 Qb6 9. h3 *", + "Moves": "b6f2", + "MovesSAN": "Qxf2#", + "Themes": "attackingF2F7 mate mateIn1 oneMove opening" + }, + { + "FEN": "2kr3N/p5pp/1pP5/4p3/QKBn1q2/2P5/PP1Pb1PP/RNB4R b - - 1 17", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 Bc5 5. Nxf7 Bxf2+ 6. Kf1 Qe7 7. Nxh8 Nd4 8. c3 d5 9. exd5 Bg4 10. Qa4+ c6 11. dxc6 Be2+ 12. Kxf2 Ne4+ 13. Ke3 Qg5+ 14. Kxe4 Qf4+ 15. Kd5 O-O-O+ 16. Kc5 b6+ 17. Kb4 *", + "Moves": "f4f8", + "MovesSAN": "Qf8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "6k1/Q7/2p2Ppp/3p1q2/7P/8/P3r1P1/7K w - - 1 37", + "PGN": "1. e4 e5 2. Nf3 d6 3. d4 exd4 4. Nxd4 Nc6 5. Bb5 Bd7 6. Nxc6 Bxc6 7. Bxc6+ bxc6 8. O-O Be7 9. Nc3 Bf6 10. Qf3 Ne7 11. Re1 O-O 12. Be3 Ng6 13. Rad1 Ne5 14. Qg3 Nc4 15. Bf4 Nxb2 16. e5 Be7 17. Bh6 g6 18. Bxf8 Bxf8 19. exd6 cxd6 20. Ne4 Nxd1 21. Rxd1 d5 22. Ng5 h6 23. Nf3 Qd6 24. Ne5 Bg7 25. Re1 Re8 26. f4 Qc5+ 27. Kh1 Qxc2 28. h4 Bxe5 29. fxe5 Qf5 30. Qc3 Qd7 31. Qe3 Kh7 32. Qf4 Qf5 33. Qd4 Re7 34. Re2 f6 35. exf6 Rxe2 36. Qxa7+ Kg8 *", + "Moves": "a7g7", + "MovesSAN": "Qg7#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "7k/3q3p/5pp1/4b2P/4Q3/1B6/5P2/6RK b - - 0 32", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. O-O Nf6 5. Re1 O-O 6. c3 a6 7. d4 exd4 8. cxd4 Bb6 9. Nc3 d6 10. Bg5 Bg4 11. Qe2 Nxd4 12. Qd3 Nxf3+ 13. gxf3 Bh5 14. f4 Qd7 15. Bxf6 gxf6 16. f5 Kh8 17. Kh1 Rg8 18. Rg1 Rxg1+ 19. Rxg1 c6 20. Qg3 Bg6 21. fxg6 fxg6 22. h4 d5 23. exd5 cxd5 24. Bxd5 Bc7 25. Qg2 Be5 26. Bxb7 Rb8 27. Bxa6 Rxb2 28. Ne4 Rxa2 29. Bc4 Rc2 30. Bb3 Re2 31. h5 Rxe4 32. Qxe4 *", + "Moves": "d7h3", + "MovesSAN": "Qh3#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "5k2/4rp2/p1p2Qp1/P2p3p/1P1P3P/2P1q1P1/8/5R1K w - - 2 33", + "PGN": "1. e4 c6 2. Nf3 d5 3. exd5 cxd5 4. Bb5+ Nc6 5. O-O Nf6 6. d4 Bg4 7. h3 Bxf3 8. Qxf3 e6 9. c3 Be7 10. Bf4 Qb6 11. a4 a6 12. Bxc6+ bxc6 13. b4 O-O 14. a5 Qb7 15. Nd2 Qb5 16. h4 h5 17. Rfe1 Ng4 18. g3 Bf6 19. Bd6 Rfe8 20. Bc5 e5 21. Qf5 g6 22. Qc2 e4 23. Nf1 e3 24. Nxe3 Nxe3 25. Rxe3 Rxe3 26. fxe3 Re8 27. Re1 Re4 28. Qf2 Kg7 29. Bf8+ Kxf8 30. Qxf6 Qd3 31. Rf1 Qxe3+ 32. Kh1 Re7 *", + "Moves": "f6h8", + "MovesSAN": "Qh8#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "r2q2k1/ppp2pp1/5P2/b5B1/1n1pKP1P/1P6/1PP1Q3/rN1R1B1R b - - 6 22", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Nb3 Bb6 6. Nc3 Nf6 7. Qe2 h6 8. Be3 O-O 9. O-O-O Re8 10. f3 d5 11. g4 d4 12. g5 hxg5 13. Bxg5 Be6 14. h4 Bxb3 15. axb3 Re5 16. f4 Ra5 17. e5 Ra1+ 18. Nb1 Nb4 19. exf6 Na2+ 20. Kd2 Ba5+ 21. Kd3 Nb4+ 22. Ke4 *", + "Moves": "d8d5", + "MovesSAN": "Qd5#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "6rk/r1p3pp/2R4N/5p2/3Pn2q/P7/1B3PPP/2R3K1 w - - 0 28", + "PGN": "1. d4 d5 2. c4 dxc4 3. e3 e6 4. Bxc4 a6 5. Nf3 Nf6 6. O-O Nc6 7. a3 Bd6 8. b4 O-O 9. Bb2 Re8 10. Nbd2 b5 11. Ba2 Bb7 12. e4 Ne7 13. e5 Bxf3 14. Nxf3 Ne4 15. exd6 Qxd6 16. Qe2 f5 17. Ne5 Nd5 18. Rac1 a5 19. bxa5 Rxa5 20. Rc6 Qd8 21. Bxd5 exd5 22. Rfc1 Ra7 23. Qxb5 Qh4 24. Qxd5+ Kh8 25. Nf7+ Kg8 26. Nh6+ Kh8 27. Qg8+ Rxg8 *", + "Moves": "h6f7", + "MovesSAN": "Nf7#", + "Themes": "master mate mateIn1 middlegame oneMove smotheredMate" + }, + { + "FEN": "8/r5p1/8/p2knKPP/R2p4/8/8/R7 b - - 5 41", + "PGN": "1. d4 e6 2. Bf4 c5 3. e3 Qb6 4. Nc3 a6 5. Rb1 cxd4 6. exd4 Bb4 7. Nf3 Nf6 8. a3 Bxc3+ 9. bxc3 Qa5 10. Qd2 Ne4 11. Qd3 Qxc3+ 12. Qxc3 Nxc3 13. Rb3 Nd5 14. Bd6 Nc6 15. c4 Nde7 16. Bd3 O-O 17. d5 exd5 18. cxd5 Nxd5 19. Bxf8 Kxf8 20. O-O f6 21. Bxh7 Nde7 22. Bd3 b5 23. a4 bxa4 24. Ra3 Bb7 25. Rxa4 a5 26. Nd4 Nxd4 27. Rxd4 Bc6 28. Be4 Bxe4 29. Rxe4 Nc6 30. Ra1 Ra7 31. h4 Kf7 32. h5 Ne5 33. Rea4 Nc6 34. g4 d5 35. Kg2 Ke6 36. f4 Kd6 37. g5 fxg5 38. fxg5 d4 39. Kf3 Kd5 40. Kg4 Ne5+ 41. Kf5 *", + "Moves": "a7f7", + "MovesSAN": "Rf7#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "4k3/1p3ppr/p7/3pPp2/1PbP1P2/P3BqR1/3Q3P/6K1 b - - 9 29", + "PGN": "1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Qb6 6. a3 Nge7 7. b4 cxd4 8. cxd4 Nf5 9. Bb2 Bd7 10. Be2 Be7 11. O-O Rc8 12. g4 Nh4 13. Nbd2 h5 14. Nxh4 Bxh4 15. Nf3 hxg4 16. Nxh4 Rxh4 17. Bxg4 Qd8 18. f4 Ne7 19. Rc1 Rxc1 20. Bxc1 Nf5 21. Bxf5 exf5 22. Rf3 Rh7 23. Qe2 Qh4 24. Rg3 a6 25. Be3 Bb5 26. Qg2 Qh5 27. Qd2 Bc4 28. Rg5 Qf3 29. Rg3 *", + "Moves": "f3f1", + "MovesSAN": "Qf1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r5k1/pp4pp/2b5/2p4P/2P2Q2/1P2P3/4q1P1/3R1RK1 b - - 1 27", + "PGN": "1. d4 e5 2. dxe5 Nc6 3. Nf3 Qe7 4. e3 Nxe5 5. Nbd2 d5 6. Nxe5 Qxe5 7. Nf3 Qf6 8. Be2 Ba3 9. c3 Bd6 10. Qxd5 Ne7 11. Qd4 Qg6 12. Bd2 O-O 13. O-O Bd7 14. Ne5 Bxe5 15. Qxe5 Rfe8 16. Qg3 Qb6 17. b3 Ng6 18. c4 c5 19. Bc3 Bc6 20. Rad1 Qa6 21. h4 f6 22. h5 Ne5 23. f4 Qxa2 24. fxe5 fxe5 25. Bxe5 Rxe5 26. Qxe5 Qxe2 27. Qf4 *", + "Moves": "e2g2", + "MovesSAN": "Qxg2#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "2r2rkb/p4p1p/2Bp1Pp1/q1n1p1P1/3nP3/1PN1B2P/P2N4/2RQKR2 b - - 0 23", + "PGN": "1. e4 d6 2. d4 Nf6 3. Bd3 e5 4. Nf3 Nc6 5. d5 Ne7 6. c4 c6 7. Nc3 g6 8. h3 Bg7 9. Be3 O-O 10. g4 Re8 11. Rg1 b5 12. dxc6 bxc4 13. Bxc4 Nxc6 14. Nd2 Nd4 15. f4 Bd7 16. f5 Rc8 17. b3 Qa5 18. Rc1 Bc6 19. g5 Nd7 20. Rf1 Rf8 21. f6 Bh8 22. Bd5 Nc5 23. Bxc6 *", + "Moves": "c5d3", + "MovesSAN": "Nd3#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "rnbk3r/pppp1Bpp/8/4P3/7P/8/PPP4P/RNB1K2n w Q - 0 12", + "PGN": "1. e4 e5 2. Bc4 Nf6 3. d4 exd4 4. Nf3 Bc5 5. e5 Ne4 6. Nxd4 Qh4 7. Qf3 Bxd4 8. Bxf7+ Kd8 9. g3 Bxf2+ 10. Qxf2 Nxf2 11. gxh4 Nxh1 *", + "Moves": "c1g5", + "MovesSAN": "Bg5#", + "Themes": "doubleBishopMate mate mateIn1 middlegame oneMove" + }, + { + "FEN": "6k1/pb3p2/2q1pQp1/8/1P6/P2R4/2P3PP/7K b - - 0 38", + "PGN": "1. e4 c5 2. Bc4 e6 3. Nc3 Nf6 4. d3 Nc6 5. Bg5 Be7 6. Nge2 d5 7. exd5 Nxd5 8. Bxe7 Ncxe7 9. O-O O-O 10. Qd2 b6 11. a3 Bb7 12. Ng3 Qd7 13. Rfe1 Rfd8 14. Re2 Nxc3 15. Qxc3 Qc6 16. f3 Nd5 17. Qe5 Nf6 18. Rae1 Rd7 19. Nh5 Nxh5 20. Qxh5 b5 21. Ba2 c4 22. Re3 Rd5 23. Qg4 Rad8 24. f4 Rd4 25. Rg3 g6 26. dxc4 Qc5 27. Kh1 bxc4 28. b4 Qd6 29. Qe2 Rd2 30. Qe3 Rd1 31. Bxc4 Rxe1+ 32. Qxe1 Qc6 33. Bd3 Qa4 34. f5 Qd7 35. fxg6 hxg6 36. Qe5 Qc6 37. Qf6 Rxd3 38. Rxd3 *", + "Moves": "c6g2", + "MovesSAN": "Qxg2#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "2r2rk1/5pp1/2b1p2p/3qQ3/1p1P4/3B3P/1PR2PP1/2R3K1 b - - 2 30", + "PGN": "1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nf6 5. h3 Nc6 6. c3 Bd7 7. Nf3 e6 8. Bg5 Be7 9. O-O h6 10. Bf4 O-O 11. Ne5 Nxe5 12. Bxe5 Nh7 13. Qg4 Nf6 14. Qg3 Nh5 15. Qg4 Nf6 16. Qf3 Rc8 17. Nd2 b5 18. a3 a5 19. Rfc1 b4 20. axb4 axb4 21. c4 dxc4 22. Nxc4 Bc6 23. Qe2 Qd5 24. Ne3 Qd7 25. Ng4 Qd8 26. Rc2 Nxg4 27. Qxg4 Bf6 28. Qf4 Bxe5 29. Qxe5 Qd5 30. Rac1 *", + "Moves": "d5g2", + "MovesSAN": "Qxg2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r2q3r/4bp2/p3pk2/np6/2pPQ3/P3P3/1P3PPP/1BR2RK1 w - - 1 21", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Bg5 c5 5. e3 Be7 6. Nc3 h6 7. Bh4 Nc6 8. Be2 O-O 9. O-O a6 10. a3 dxc4 11. Bxc4 b5 12. Ba2 c4 13. Rc1 Bb7 14. Bb1 Na5 15. Qc2 g5 16. Nxg5 hxg5 17. Bxg5 Kg7 18. Bxf6+ Kxf6 19. Ne4+ Bxe4 20. Qxe4 Rh8 *", + "Moves": "e4e5", + "MovesSAN": "Qe5#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "4rk1r/pQ4p1/2p4p/2p5/4P3/5q2/PP3PRP/R6K w - - 2 25", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Bc5 5. O-O d6 6. c3 Bg4 7. Qb3 Bxf3 8. Bxf7+ Kf8 9. gxf3 Nf6 10. Bc4 Na5 11. Qc2 Nxc4 12. cxd4 Bxd4 13. Qxc4 Bc5 14. Nc3 Qe7 15. Kh1 Qf7 16. Qd3 c6 17. Na4 Qe7 18. Nxc5 dxc5 19. Rg1 Kf7 20. Qb3+ Kf8 21. Bg5 h6 22. Bxf6 Qxf6 23. Qxb7 Qxf3+ 24. Rg2 Re8 *", + "Moves": "b7g7", + "MovesSAN": "Qxg7#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "8/1p2B3/4Br1k/p5p1/3P2Kp/2P4R/P1P5/8 b - - 0 37", + "PGN": "1. d4 d5 2. Nc3 Nf6 3. Nf3 Bg4 4. e3 e6 5. h3 Bh5 6. g4 Nxg4 7. hxg4 Bxg4 8. Be2 f5 9. Ne5 h5 10. Nxg4 fxg4 11. Bxg4 g6 12. Bxe6 Qg5 13. e4 Qg2 14. Ke2 dxe4 15. Be3 Bb4 16. Bh3 Qf3+ 17. Kd2 Bxc3+ 18. bxc3 Qf6 19. Rg1 Nd7 20. Bg5 Qxf2+ 21. Qe2 Qf3 22. Qxf3 exf3 23. Raf1 Rf8 24. Rg3 f2 25. Ke2 a5 26. Rxf2 Rxf2+ 27. Kxf2 Nb6 28. Re3+ Kf7 29. Be6+ Kg7 30. Bf4 Rf8 31. Kg3 h4+ 32. Kg4 Nc8 33. Be5+ Kh6 34. Rh3 g5 35. Bxc7 Ne7 36. Bd6 Rf6 37. Bxe7 *", + "Moves": "f6f4", + "MovesSAN": "Rf4#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r1b1k2r/pp2pp1p/1q4p1/4P3/4n3/1PB5/P5PP/RN1QKB1R b KQkq - 0 14", + "PGN": "1. d4 g6 2. f3 Bg7 3. e4 d6 4. f4 Nd7 5. Nf3 c5 6. c3 cxd4 7. cxd4 Qa5+ 8. Bd2 Qb6 9. Bc3 Ngf6 10. e5 dxe5 11. fxe5 Ne4 12. b3 Nxe5 13. Nxe5 Bxe5 14. dxe5 *", + "Moves": "b6f2", + "MovesSAN": "Qf2#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "8/pp5p/1b1R4/4r1k1/5NP1/1P4K1/P3p2P/8 w - - 0 38", + "PGN": "1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Bd3 e5 7. d5 Nfd7 8. O-O f5 9. exf5 gxf5 10. Ng5 Nf6 11. Ne6 Bxe6 12. dxe6 e4 13. Bc2 c6 14. f3 d5 15. cxd5 cxd5 16. fxe4 fxe4 17. Rxf6 Rxf6 18. Nxd5 Rxe6 19. Be3 Nc6 20. Nf4 Rd6 21. Bb3+ Kh8 22. Qh5 Nd4 23. Bxd4 Bxd4+ 24. Kh1 Qf6 25. g3 e3 26. Kg2 Rdd8 27. Rf1 Qc6+ 28. Bd5 Rxd5 29. Qxd5 Qxd5+ 30. Nxd5 Re8 31. b3 Re5 32. Nf4 Kg7 33. Kf3 Kf6 34. Rd1 Bb6 35. Rd6+ Kf5 36. g4+ Kg5 37. Kg3 e2 *", + "Moves": "f4h3", + "MovesSAN": "Nh3#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "2r2rk1/2q2pp1/p1n1pb1p/1p1p4/8/2PQ1N1P/PPB2PP1/R3R1K1 w - - 0 19", + "PGN": "1. e4 c6 2. Nf3 d5 3. exd5 cxd5 4. d4 Bg4 5. Bd3 Nc6 6. h3 Bxf3 7. Qxf3 Nxd4 8. Qd1 e6 9. c3 Nc6 10. O-O Nf6 11. Re1 Be7 12. Bg5 O-O 13. Nd2 Rc8 14. Nf3 h6 15. Bh4 a6 16. Bc2 b5 17. Qd3 Qc7 18. Bxf6 Bxf6 *", + "Moves": "d3h7", + "MovesSAN": "Qh7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1bqkb1r/pp1p2pp/3Q1nn1/4N3/2B1p3/8/PPP2PPP/RNB1K2R w KQkq - 3 9", + "PGN": "1. e4 e5 2. d4 Nc6 3. d5 Nce7 4. Nf3 f5 5. Nxe5 fxe4 6. d6 cxd6 7. Qxd6 Nf6 8. Bc4 Ng6 *", + "Moves": "c4f7", + "MovesSAN": "Bf7#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "4rr1k/ppp3p1/2n2N1p/8/3p4/3P1P1P/qPP3Q1/2K3RR w - - 2 23", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nc3 Nc6 4. Bc4 Nxe4 5. Bxf7+ Kxf7 6. Nxe4 d5 7. Neg5+ Kg8 8. d3 h6 9. Nh3 Bc5 10. Be3 Bxe3 11. fxe3 Bg4 12. Qd2 Bxf3 13. gxf3 Qh4+ 14. Nf2 Kh7 15. O-O-O Rhf8 16. Qe2 Qh5 17. Ng4 d4 18. exd4 exd4 19. h3 Rae8 20. Qg2 Qf7 21. Rdg1 Qxa2 22. Nf6+ Kh8 *", + "Moves": "g2g7", + "MovesSAN": "Qxg7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1b1kb1r/1pp2ppp/p1p5/4N3/3qnP2/8/PPPPN1PP/R1BQK2R b KQkq - 1 8", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 a6 5. Bxc6 dxc6 6. Nxe5 Qd4 7. f4 Nxe4 8. Ne2 *", + "Moves": "d4f2", + "MovesSAN": "Qf2#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "8/8/8/8/7p/5b1k/7P/3N2K1 w - - 10 60", + "PGN": "1. e4 e6 2. Qe2 g6 3. g3 Bg7 4. Bg2 Ne7 5. f4 c5 6. Nf3 O-O 7. c3 d5 8. e5 d4 9. d3 Nbc6 10. c4 Qb6 11. Nbd2 Nf5 12. Ne4 Ne3 13. Bxe3 dxe3 14. Qxe3 Qxb2 15. O-O b6 16. Nd6 Bd7 17. a3 Qb3 18. a4 Nb4 19. Nd2 Qxd3 20. Qxd3 Nxd3 21. Bxa8 Rxa8 22. a5 Rb8 23. axb6 axb6 24. Ra7 Bc6 25. Rc7 Ba8 26. Ra1 Nxe5 27. fxe5 Bxe5 28. Rc8+ Rxc8 29. Nxc8 Bxa1 30. Nxb6 Bc6 31. Nb3 Bc3 32. Kf1 f5 33. Nxc5 e5 34. Nd3 e4 35. Nf4 Kf7 36. Ne2 Ke6 37. Nxc3 g5 38. Nbd5 Ke5 39. Ne7 Bb7 40. Ne2 f4 41. Kf2 e3+ 42. Ke1 f3 43. Nc3 Kd4 44. Nd1 Ba6 45. Nd5 f2+ 46. Nxf2 exf2+ 47. Kxf2 Bxc4 48. Ne3 Be6 49. Kf3 h5 50. Nf1 Bd5+ 51. Kf2 Ke5 52. Ne3 Be4 53. Ke2 h4 54. gxh4 gxh4 55. Kf2 Kf4 56. Nf1 Kg4 57. Ne3+ Kh3 58. Kg1 Bh1 59. Nd1 Bf3 *", + "Moves": "d1f2", + "MovesSAN": "Nf2#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r2qkb1r/pQ3ppp/5n2/5bN1/2P1p3/2N5/PP1P1PPP/n1BK1B1R w kq - 0 11", + "PGN": "1. e4 d5 2. exd5 Nf6 3. c4 c6 4. dxc6 Nxc6 5. Nf3 e5 6. Nc3 e4 7. Ng5 Bf5 8. Qb3 Nd4 9. Qxb7 Nc2+ 10. Kd1 Nxa1 *", + "Moves": "b7f7", + "MovesSAN": "Qxf7#", + "Themes": "attackingF2F7 mate mateIn1 oneMove opening" + }, + { + "FEN": "r5k1/6pp/p3nbr1/1p1q4/3P4/1P1QB3/1P1N2PP/R4R1K b - - 9 25", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 b5 5. Bb3 Nf6 6. d3 Be7 7. O-O O-O 8. Nc3 Na5 9. Ne1 Nxb3 10. axb3 Bb7 11. f4 d5 12. fxe5 Ne8 13. exd5 Bxd5 14. d4 c5 15. Nxd5 Qxd5 16. c3 cxd4 17. cxd4 Nc7 18. Nf3 Ne6 19. Be3 f6 20. exf6 Rxf6 21. Rc1 Raf8 22. Qd3 Rg6 23. Kh1 Bf6 24. Ra1 Ra8 25. Nd2 *", + "Moves": "d5g2", + "MovesSAN": "Qxg2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3r1rk1/3n1pp1/p3p2p/2q1P2P/P1b2PP1/2PQ3K/1PB5/R4R2 w - - 3 27", + "PGN": "1. e4 c5 2. Nf3 d6 3. Bc4 Nf6 4. c3 a6 5. d3 e6 6. Bg5 Be7 7. O-O Ng4 8. Bxe7 Qxe7 9. h4 Ne5 10. Nxe5 dxe5 11. h5 Nd7 12. Nd2 Nf6 13. g4 h6 14. Bb3 b5 15. a4 c4 16. dxc4 bxc4 17. Nxc4 Bb7 18. f3 O-O 19. Nxe5 Qc5+ 20. Kg2 Qxe5 21. Qe2 Qg5 22. Kh3 Rad8 23. f4 Qc5 24. Bc2 Nd7 25. e5 Bd5 26. Qd3 Bc4 *", + "Moves": "d3h7", + "MovesSAN": "Qh7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r3r1k1/1bp2pp1/pp3n1p/2bqN3/8/2PBB2P/PP3PPN/R2QR1K1 b - - 0 17", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 Nf6 5. h3 d6 6. c3 h6 7. Bb3 a6 8. O-O O-O 9. Bc2 d5 10. exd5 Qxd5 11. Re1 Re8 12. Be3 b6 13. Nbd2 Bb7 14. Nc4 e4 15. Nh2 exd3 16. Bxd3 Ne5 17. Nxe5 *", + "Moves": "d5g2", + "MovesSAN": "Qxg2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2rr3k/6Rn/4pP1p/2Pp4/1PqB1b1N/8/6PP/6K1 w - - 0 35", + "PGN": "1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 Bg4 5. Nbd2 e6 6. Bd3 Nbd7 7. Qc2 Bd6 8. b3 O-O 9. Bb2 Rc8 10. Ne5 Bh5 11. O-O Bg6 12. Rad1 Bxd3 13. Nxd3 c5 14. Qb1 cxd4 15. exd4 Bb8 16. Rfe1 Qc7 17. f4 Rfd8 18. c5 Nf8 19. Ne5 Ng6 20. Rf1 b6 21. b4 a5 22. a3 axb4 23. axb4 bxc5 24. dxc5 Qb7 25. Bd4 Nxe5 26. fxe5 Nd7 27. Nf3 h6 28. Rd3 Nf8 29. Nh4 Qb5 30. Rg3 Qc4 31. Rf4 f5 32. exf6 Bxf4 33. Rxg7+ Kh8 34. Qh7+ Nxh7 *", + "Moves": "h4g6", + "MovesSAN": "Ng6#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/2N5/6Rp/k3p3/1p6/5PP1/3rn1PK/8 w - - 0 40", + "PGN": "1. e4 e5 2. Bc4 Nc6 3. a4 Bc5 4. c3 Qh4 5. Qf3 Nf6 6. d3 d5 7. exd5 Bg4 8. Qg3 Qxg3 9. hxg3 Ne7 10. Bg5 Nfxd5 11. f3 Be6 12. Ne2 h6 13. Bd2 O-O-O 14. b4 Be3 15. Bxd5 Nxd5 16. c4 Bxd2+ 17. Nxd2 Nxb4 18. O-O Rxd3 19. Ne4 Bxc4 20. Rfc1 Bd5 21. N2c3 Bc6 22. Nb5 a6 23. Na7+ Kb8 24. Nxc6+ Nxc6 25. Rab1 Nd4 26. Kf1 b6 27. Nc5 Ra3 28. Nxa6+ Kb7 29. Nxc7 Rc8 30. Nd5 Rxc1+ 31. Rxc1 Rxa4 32. Rc7+ Ka6 33. Rxf7 Ra1+ 34. Kf2 Ra2+ 35. Kg1 Ne2+ 36. Kh2 Rd2 37. Nc7+ Ka5 38. Rxg7 b5 39. Rg6 b4 *", + "Moves": "g6a6", + "MovesSAN": "Ra6#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "2k5/2p5/1p1b4/p4p1p/2p2B2/2PbKPP1/PP1N3P/8 b - - 1 27", + "PGN": "1. e4 Nc6 2. Nf3 e5 3. Bb5 a6 4. Bxc6 dxc6 5. d4 exd4 6. Qxd4 Qxd4 7. Nxd4 Bd7 8. Nc3 O-O-O 9. Be3 Re8 10. f3 f5 11. Kf2 fxe4 12. Nxe4 Nf6 13. Nxf6 gxf6 14. Rhe1 c5 15. Nb3 b6 16. Bd2 Bd6 17. g3 Bf5 18. c3 h5 19. Rxe8+ Rxe8 20. Re1 Rg8 21. Be3 a5 22. Nd2 Re8 23. Bh6 Rxe1 24. Kxe1 Bd3 25. Kf2 f5 26. Ke3 c4 27. Bf4 *", + "Moves": "d6c5", + "MovesSAN": "Bc5#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "8/8/4N1kp/3pPp2/3P1PpK/6P1/8/r6Q b - - 0 62", + "PGN": "1. Nf3 d5 2. g3 e6 3. Bg2 Nf6 4. O-O Be7 5. d3 O-O 6. Nbd2 c5 7. e4 Nc6 8. Re1 b5 9. a4 b4 10. e5 Nd7 11. c3 a5 12. d4 bxc3 13. bxc3 cxd4 14. cxd4 Ba6 15. Ba3 Nb4 16. Bf1 Bxf1 17. Nxf1 Nb6 18. Ne3 Qd7 19. Bc1 Rfc8 20. h4 Ra7 21. h5 Rac7 22. h6 g6 23. Ng4 Nc2 24. Bg5 Nxa1 25. Bxe7 Qxe7 26. Qxa1 Nd7 27. Qd1 Qb4 28. Kg2 Rc2 29. Re3 Rc1 30. Qe2 Qc4 31. Rd3 Rc2 32. Qe3 Rc3 33. Rxc3 Qxc3 34. Qf4 Qc1 35. Nd2 Qa3 36. Nb3 Qf8 37. Nxa5 Ra8 38. Nb7 Rxa4 39. Nd6 Ra6 40. Nf6+ Nxf6 41. Qxf6 Ra7 42. Nc8 Rc7 43. Nd6 Rd7 44. Qf4 f6 45. Qg4 f5 46. Qd1 Qxh6 47. Qa4 Rd8 48. Ne8 Qf8 49. Nf6+ Kg7 50. Qc6 Qe7 51. f4 Rf8 52. Nd7 Rd8 53. Nf6 h6 54. Kh3 g5 55. Qc1 g4+ 56. Kh4 Ra8 57. Qc2 Ra1 58. Qg2 Qa3 59. Ne8+ Kg6 60. Nc7 Qc1 61. Nxe6 Qh1+ 62. Qxh1 *", + "Moves": "a1h1", + "MovesSAN": "Rxh1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "8/6r1/8/8/5p2/5Kpk/8/6R1 w - - 6 83", + "PGN": "1. c4 e6 2. Nf3 d5 3. cxd5 exd5 4. Nc3 Nf6 5. g3 h6 6. Bg2 c5 7. O-O Be7 8. Ne5 Be6 9. Qa4+ Nbd7 10. Qb5 d4 11. Ne4 Rb8 12. Nxf6+ Bxf6 13. Nxd7 Qxd7 14. Qxc5 a6 15. d3 Rc8 16. Qb4 b5 17. Bd2 Be7 18. Qa5 Qa7 19. e3 Bf6 20. Rac1 O-O 21. a4 bxa4 22. Qxa4 Bd7 23. Qd1 Bb5 24. Bb4 Be7 25. Bxe7 Qxe7 26. exd4 Qb4 27. Rxc8 Rxc8 28. Qg4 Rd8 29. Qh4 f6 30. Be4 Rxd4 31. Qh5 Bxd3 32. Qe8+ Qf8 33. Qe6+ Kh8 34. Bxd3 Rxd3 35. Qxa6 Rd2 36. Qb6 Qd8 37. Qxd8+ Rxd8 38. Rb1 Rd4 39. b4 Rd6 40. Kg2 Rb6 41. b5 Kg8 42. Kf3 Kf8 43. Ke4 Ke7 44. Kf5 Kf7 45. h4 g6+ 46. Ke4 Ke6 47. f4 Kd6 48. f5 g5 49. hxg5 hxg5 50. g4 Kc5 51. Kf3 Kd4 52. Kg3 Kc3 53. Kf3 Kc2 54. Rb4 Kc3 55. Rb1 Kc2 56. Rh1 Rxb5 57. Rh6 Rb6 58. Ke4 Kc3 59. Kd5 Ra6 60. Rh2 Kd3 61. Rh3+ Ke2 62. Kc5 Kd2 63. Kb5 Rd6 64. Rh6 Ke3 65. Kc5 Ra6 66. Kb5 Rd6 67. Rh3+ Kf4 68. Rh1 Kxg4 69. Rf1 Rd5+ 70. Kc6 Rxf5 71. Rg1+ Kh5 72. Rh1+ Kg6 73. Kd6 g4 74. Ke6 g3 75. Rg1 Rg5 76. Rg2 f5 77. Ke5 Rg4 78. Ke6 Kg5 79. Ke5 f4 80. Ke4 Kh4 81. Kf3 Kh3 82. Rg1 Rg7 *", + "Moves": "g1h1", + "MovesSAN": "Rh1#", + "Themes": "endgame mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "r2q1rk1/1b3p1p/p4b1p/2nn4/PpN1Q3/3B4/1PPB2PP/R4R1K w - - 2 19", + "PGN": "1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Bd3 b5 6. O-O Bb7 7. a4 b4 8. Nd2 d6 9. f4 Nd7 10. Nc4 Ngf6 11. Qe2 Be7 12. Bd2 d5 13. exd5 Nxd5 14. Kh1 O-O 15. f5 exf5 16. Nxf5 Bf6 17. Nh6+ gxh6 18. Qe4 Nc5 *", + "Moves": "e4h7", + "MovesSAN": "Qxh7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1b3k1/p1p3Pp/3q1p1r/3p4/1N6/5Q2/PB1N1PPP/R4RK1 b - - 0 17", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. c3 Nf6 4. d4 exd4 5. e5 dxc3 6. exf6 cxb2 7. Bxb2 Bb4+ 8. Nbd2 O-O 9. Be2 d5 10. fxg7 Re8 11. O-O Re6 12. Bb5 Rg6 13. Bxc6 bxc6 14. Ne5 Rh6 15. Qf3 f6 16. Nxc6 Qd6 17. Nxb4 *", + "Moves": "d6h2", + "MovesSAN": "Qxh2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "1k6/pp1R4/3P4/6p1/1P2B1P1/P2p1P2/7K/5q2 w - - 0 40", + "PGN": "1. c4 Nf6 2. Nc3 Nc6 3. d4 e6 4. Bg5 Bb4 5. e3 h6 6. Bh4 g5 7. Bg3 Ne4 8. Rc1 h5 9. f3 Nxg3 10. hxg3 Bd6 11. Nge2 f5 12. e4 Bb4 13. a3 Bxc3+ 14. Nxc3 d6 15. b4 Qf6 16. d5 Nd4 17. Bd3 e5 18. Ne2 fxe4 19. Bxe4 Nf5 20. Qd2 Bd7 21. c5 dxc5 22. Rxc5 O-O-O 23. Qc2 Nd4 24. Nxd4 exd4 25. Rxc7+ Kb8 26. O-O h4 27. g4 h3 28. gxh3 Rxh3 29. Rc1 Rdh8 30. Qg2 Qf4 31. R1c2 Rg3 32. Rxd7 Qe3+ 33. Rf2 Qe1+ 34. Rf1 Rxg2+ 35. Kxg2 Rh2+ 36. Kxh2 Qxf1 37. d6 d3 *", + "Moves": "d7d8", + "MovesSAN": "Rd8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "2rqkb1r/3b1ppp/5n2/4N3/2Qp4/6P1/PP2PPBP/R4RK1 w k - 1 15", + "PGN": "1. d4 d5 2. Nf3 c5 3. c4 Nc6 4. g3 dxc4 5. Bg2 cxd4 6. O-O Nf6 7. Qa4 Be6 8. Na3 a6 9. Bf4 b5 10. Nxb5 axb5 11. Qxb5 Bd7 12. Qxc4 e5 13. Bxe5 Nxe5 14. Nxe5 Rc8 *", + "Moves": "c4f7", + "MovesSAN": "Qxf7#", + "Themes": "attackingF2F7 mate mateIn1 middlegame oneMove" + }, + { + "FEN": "5rk1/1b4p1/p1q1p3/1p2Q3/1P6/P2P2B1/5PPP/5RK1 b - - 0 24", + "PGN": "1. e4 c5 2. d4 cxd4 3. Qxd4 Nc6 4. Qd1 e6 5. Nf3 Qc7 6. Nc3 a6 7. Ng5 h6 8. Nf3 Nf6 9. a3 Be7 10. Bd3 O-O 11. O-O b5 12. b4 Bb7 13. Bd2 Rad8 14. Qc1 d5 15. exd5 Nxd5 16. Nxd5 Rxd5 17. Bxh6 Bf6 18. Be3 Bxa1 19. Qxa1 Ne5 20. Bf4 f6 21. Nxe5 fxe5 22. Bg3 Rxd3 23. cxd3 Qc6 24. Qxe5 *", + "Moves": "c6g2", + "MovesSAN": "Qxg2#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "rb5k/1p5p/p3p3/3p4/NP4Q1/6RP/P4qPK/8 w - - 2 31", + "PGN": "1. e4 c6 2. Nc3 d5 3. exd5 cxd5 4. d4 Nf6 5. Nf3 Bg4 6. Bf4 a6 7. Be2 Nc6 8. O-O e6 9. Re1 Be7 10. Be5 O-O 11. h3 Bh5 12. Bd3 Nxe5 13. dxe5 Nd7 14. Qe2 Bb4 15. Qe3 Bxf3 16. Qxf3 Nc5 17. Rad1 Nxd3 18. Rxd3 Qg5 19. Rd4 Bc5 20. Rg4 Qh6 21. b4 Ba7 22. Na4 Qd2 23. Rb1 Qxc2 24. Rb3 f6 25. exf6 Rf7 26. Rxg7+ Rxg7 27. fxg7 Kxg7 28. Qg4+ Kh8 29. Rg3 Qxf2+ 30. Kh2 Bb8 *", + "Moves": "g4g7", + "MovesSAN": "Qg7#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "2kr4/1R6/3p3B/1p1qn3/2p5/2P1Q2P/PP2RP2/5K2 b - - 0 38", + "PGN": "1. e4 c5 2. Nf3 d6 3. d3 g6 4. Nbd2 Bg7 5. g3 Nc6 6. Bg2 e5 7. h3 h6 8. O-O Rb8 9. c3 b5 10. Nb3 Nge7 11. d4 c4 12. Nbd2 O-O 13. d5 Na5 14. g4 f5 15. exf5 gxf5 16. g5 e4 17. gxh6 exf3 18. hxg7 fxg2 19. gxf8=R+ Qxf8 20. Kxg2 Nxd5 21. Nf3 Bb7 22. Rg1 Nf6 23. Kf1+ Kf7 24. Ng5+ Ke7 25. Bf4 Rd8 26. Qd4 Nc6 27. Re1+ Kd7 28. Qd2 Ne4 29. Nxe4 fxe4 30. Rg7+ Kc8 31. Bh6 Qf3 32. Rg3 Qf7 33. Qe3 Ne5 34. Qxa7 Nd3 35. Re2 e3 36. Qxe3 Ne5 37. Rg7 Qd5 38. Rxb7 *", + "Moves": "d5h1", + "MovesSAN": "Qh1#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2bq2rk/6p1/4Q2p/p2pB2P/2r1n3/4P3/2P2PP1/R1R3K1 w - - 1 30", + "PGN": "1. d4 Nf6 2. Nc3 e6 3. Bf4 d5 4. Nb5 Na6 5. e3 c6 6. Nc3 Be7 7. Nf3 O-O 8. Bd3 Nb4 9. a3 Nxd3+ 10. Qxd3 b6 11. Ng5 a5 12. h4 Ba6 13. Qd2 c5 14. h5 h6 15. Nf3 b5 16. Ne5 cxd4 17. Qxd4 Rc8 18. O-O Bc5 19. Qd1 b4 20. axb4 Bxb4 21. Re1 Bxc3 22. bxc3 Ne4 23. Qg4 Kh8 24. Nd3 Nxc3 25. Be5 Rg8 26. Nf4 Ne4 27. Rec1 Rc4 28. Nxe6 fxe6 29. Qxe6 Bc8 *", + "Moves": "e6h6", + "MovesSAN": "Qxh6#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove pin" + }, + { + "FEN": "5r2/p7/4P1kp/6p1/1b6/1N1R4/P5PP/7K b - - 0 39", + "PGN": "1. d4 d6 2. e4 Nf6 3. f3 c6 4. Bd3 e5 5. Ne2 Nbd7 6. O-O b5 7. c4 b4 8. Qa4 c5 9. dxc5 dxc5 10. Bg5 Be7 11. Nd2 O-O 12. Nb3 Nb6 13. Qc6 Qxd3 14. Bxf6 Bxf6 15. Nec1 Qd7 16. Qxc5 Na4 17. Qxb4 Nxb2 18. Nc5 Qc6 19. Rb1 Be7 20. Qxb2 Bxc5+ 21. Kh1 Ba6 22. Qxe5 Bxc4 23. Nb3 Bxf1 24. Rxf1 Bd6 25. Qg5 Qc7 26. f4 h6 27. Qg4 Rae8 28. e5 Bb4 29. Rf3 Rd8 30. Rg3 g6 31. e6 Rd6 32. f5 g5 33. Qh5 Kh7 34. Rh3 Rd1+ 35. Qxd1 fxe6 36. fxe6 Qc4 37. Qd7+ Kg6 38. Qd3+ Qxd3 39. Rxd3 *", + "Moves": "f8f1", + "MovesSAN": "Rf1#", + "Themes": "backRankMate endgame mate mateIn1 oneMove" + }, + { + "FEN": "r5k1/5p2/2q3p1/6Np/8/4Q1Pb/1Pr2P1P/3RR1K1 b - - 3 33", + "PGN": "1. Nf3 d5 2. g3 c5 3. Bg2 Nc6 4. d4 e6 5. O-O Nf6 6. c4 cxd4 7. Nxd4 Bc5 8. Nb3 Be7 9. Nc3 d4 10. Ne4 O-O 11. Bg5 Nxe4 12. Bxe7 Qxe7 13. Bxe4 e5 14. e3 Bh3 15. Re1 dxe3 16. Rxe3 g6 17. Bxc6 bxc6 18. Qf3 h5 19. Rae1 Rad8 20. Rxe5 Qb4 21. Qxc6 a5 22. Qb5 Qd6 23. Qxa5 Qc6 24. Rd5 Ra8 25. Qb5 Qf6 26. Nd4 Rxa2 27. c5 Rfa8 28. c6 Ra1 29. Qe2 R1a4 30. Qe3 Rc4 31. Nf3 Qxc6 32. Rdd1 Rc2 33. Ng5 *", + "Moves": "c6g2", + "MovesSAN": "Qg2#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2k5/ppp2p2/7p/1P2p2P/4PpP1/1q4N1/6K1/5QbR b - - 0 35", + "PGN": "1. e4 e5 2. d3 Nc6 3. c3 Bc5 4. Qf3 d6 5. Be2 Nf6 6. h3 h6 7. Qg3 g5 8. f3 Be6 9. h4 Nh5 10. Qh2 Qe7 11. g4 Nf4 12. Bxf4 gxf4 13. h5 Be3 14. Nd2 O-O-O 15. Nf1 Bb6 16. a4 d5 17. a5 Bxa5 18. b4 Bb6 19. b5 Nb4 20. cxb4 Qxb4+ 21. Nd2 Be3 22. Rd1 dxe4 23. Bf1 Rd6 24. Qg2 Rhd8 25. fxe4 Bb3 26. Rb1 Qc3 27. Rxb3 Qc1+ 28. Ke2 Qxd2+ 29. Kf3 Qd1+ 30. Be2 Qxb3 31. Qf1 Rxd3 32. Bxd3 Rxd3 33. Ne2 Bg1+ 34. Kg2 Rg3+ 35. Nxg3 *", + "Moves": "b3g3", + "MovesSAN": "Qxg3#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "rnb3rk/1p2b1pp/p4n1N/1q4B1/3p4/3P2P1/PP2PPBP/R4RK1 w - - 0 16", + "PGN": "1. g3 e5 2. c4 Nf6 3. Bg2 Bc5 4. Nc3 O-O 5. Nf3 Re8 6. d3 c6 7. O-O d5 8. cxd5 cxd5 9. Bg5 Be7 10. Nxe5 d4 11. Nb5 Qa5 12. Qb3 a6 13. Nxf7 Qxb5 14. Nh6+ Kh8 15. Qg8+ Rxg8 *", + "Moves": "h6f7", + "MovesSAN": "Nf7#", + "Themes": "mate mateIn1 middlegame oneMove smotheredMate" + }, + { + "FEN": "rnb1k2r/ppp2qpp/8/3P4/2B1n3/8/PPPP2PP/RNBQ2KR b kq - 2 9", + "PGN": "1. e4 e5 2. Bc4 Bc5 3. Nf3 Nf6 4. Nxe5 Qe7 5. Nxf7 Bxf2+ 6. Kf1 d5 7. exd5 Qxf7 8. Kxf2 Ne4+ 9. Kg1 *", + "Moves": "f7f2", + "MovesSAN": "Qf2#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "r1b2rk1/pp3pp1/n2qp3/4n1B1/2P2P2/2p4R/P1Q4P/R6K w - - 0 23", + "PGN": "1. e4 e6 2. Nf3 d5 3. exd5 Qxd5 4. d4 Qe4+ 5. Be2 Nf6 6. c4 Bb4+ 7. Nc3 Bxc3+ 8. bxc3 O-O 9. O-O Qc6 10. Qc2 Na6 11. Bd3 h6 12. Ne5 Qd6 13. Bf4 Qd8 14. g4 c5 15. g5 hxg5 16. Bxg5 Qd6 17. Kh1 Nd7 18. f4 cxd4 19. Rf3 dxc3 20. Bh7+ Kh8 21. Rh3 Nxe5 22. Bg8+ Kxg8 *", + "Moves": "c2h7", + "MovesSAN": "Qh7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "6k1/6p1/6p1/3p3p/3Pp2q/2P2r2/PPQ2PK1/R5R1 b - - 8 30", + "PGN": "1. d4 e6 2. Bf4 d5 3. Nf3 Bd6 4. Bxd6 cxd6 5. e3 Nc6 6. Bd3 Nf6 7. c3 O-O 8. Nbd2 e5 9. dxe5 dxe5 10. Bc2 Bg4 11. h3 Bh5 12. g4 Bg6 13. Bxg6 fxg6 14. Qc2 e4 15. Nd4 Nxd4 16. exd4 Rc8 17. Qb3 Qd7 18. Nf1 a5 19. Ne3 a4 20. Qb4 b5 21. O-O h5 22. g5 Qxh3 23. gxf6 Rxf6 24. Qxb5 Rf5 25. Nxf5 Qxf5 26. Qxa4 Rf8 27. Qc2 Qg5+ 28. Kh2 Rf3 29. Rg1 Qh4+ 30. Kg2 *", + "Moves": "h4h3", + "MovesSAN": "Qh3#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r1bqr1k1/3n1ppp/2p1p3/3nP3/p1pP4/B2Q4/P1B1NPPP/R4RK1 w - - 0 16", + "PGN": "1. d4 d5 2. c4 dxc4 3. Nc3 e6 4. e4 Bb4 5. Bxc4 Bxc3+ 6. bxc3 Nf6 7. e5 Nd5 8. Ne2 O-O 9. O-O c6 10. Bd3 b5 11. Qb3 Nd7 12. Ba3 Re8 13. Bc2 a5 14. c4 a4 15. Qd3 bxc4 *", + "Moves": "d3h7", + "MovesSAN": "Qxh7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r4rk1/p4ppp/2p3b1/Pp2p1q1/1P2Pn2/1BPPQ2P/1N4PK/R4R2 b - - 2 23", + "PGN": "1. e4 e5 2. Nc3 Nf6 3. Bc4 Bc5 4. d3 d6 5. f4 exf4 6. Bxf4 O-O 7. Nf3 c6 8. Na4 Bb4+ 9. c3 Ba5 10. b4 Bc7 11. Bb3 Bg4 12. h3 Bh5 13. O-O Nbd7 14. Qe1 Ne5 15. Nxe5 dxe5 16. Bg5 Bg6 17. Nb2 b5 18. Qf2 Bb6 19. Be3 Nh5 20. a4 Nf4 21. a5 Bxe3 22. Qxe3 Qg5 23. Kh2 *", + "Moves": "g5g2", + "MovesSAN": "Qxg2#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3r4/2pk2b1/1p3pp1/3pp3/q2Pb1P1/2P1PN2/PP1NQP2/2KR4 b - - 4 22", + "PGN": "1. d4 Nf6 2. Bg5 Ne4 3. h4 g6 4. Nd2 Nxg5 5. hxg5 h5 6. gxh6 Rxh6 7. Rxh6 Bxh6 8. Ngf3 d5 9. e3 Bg4 10. Be2 Nc6 11. c3 Qd7 12. Qa4 O-O-O 13. Bb5 f6 14. Bxc6 Qxc6 15. Qxa7 Bg7 16. Nb3 b6 17. Qa6+ Kd7 18. Qd3 Bf5 19. Qe2 e5 20. g4 Be4 21. O-O-O Qa4 22. Nbd2 *", + "Moves": "a4c2", + "MovesSAN": "Qc2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r4rk1/p4p2/b3p2p/3q2NP/1P2Q3/Pn4R1/1B2PPP1/4KB2 b - - 0 21", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. a3 Bxc3+ 6. Qxc3 O-O 7. Nf3 dxc4 8. Qxc4 b6 9. h4 Ba6 10. Qc2 c5 11. dxc5 bxc5 12. h5 h6 13. Qxc5 Nbd7 14. Qd6 Ne4 15. Qd4 Ndc5 16. b4 Nb3 17. Qxe4 Nxa1 18. Bb2 Nb3 19. Rh3 Qd5 20. Rg3 g5 21. Nxg5 *", + "Moves": "d5d2", + "MovesSAN": "Qd2#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2Q5/5ppk/7p/3pr3/8/1PP2PpP/6P1/6K1 b - - 0 38", + "PGN": "1. d4 d5 2. Nf3 Nc6 3. Bf4 Bf5 4. c3 e6 5. e3 Nf6 6. h3 Bd6 7. Bxd6 cxd6 8. Nbd2 O-O 9. Nh4 Ne7 10. Nxf5 Nxf5 11. Bd3 Re8 12. Bxf5 exf5 13. O-O Rc8 14. Qb3 b6 15. a4 h6 16. Qc2 Qd7 17. Rfe1 Ne4 18. f3 Ng3 19. Kh2 Nh5 20. Qd3 Qe6 21. a5 Rb8 22. axb6 Rxb6 23. b3 a6 24. Rxa6 Rxa6 25. Qxa6 f4 26. e4 Qg6 27. Re2 Ng3 28. Re1 Nf5 29. Nf1 Ng3 30. e5 Re6 31. Qc8+ Kh7 32. Kg1 dxe5 33. Nxg3 fxg3 34. dxe5 Rxe5 35. Ra1 Qc2 36. Kh1 Qf2 37. Rg1 Qxg1+ 38. Kxg1 *", + "Moves": "e5e1", + "MovesSAN": "Re1#", + "Themes": "endgame mate mateIn1 oneMove queenRookEndgame" + }, + { + "FEN": "r2q2rk/1p2bp2/p3b2p/3pP3/3P4/2N1Q3/PPP2PPP/R4RK1 w - - 0 19", + "PGN": "1. e4 c5 2. Qh5 e6 3. Nf3 Nf6 4. Qe5 Nc6 5. Qf4 Nd4 6. Nxd4 cxd4 7. e5 Nd5 8. Qxd4 Be7 9. Bc4 O-O 10. Bxd5 exd5 11. Qxd5 h6 12. O-O Kh8 13. d3 d6 14. Bxh6 gxh6 15. Nc3 Be6 16. Qe4 Rg8 17. d4 d5 18. Qe3 a6 *", + "Moves": "e3h6", + "MovesSAN": "Qxh6#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2k5/1bP5/3Bp1p1/1K2Pp1p/N4n1P/8/8/8 w - - 2 57", + "PGN": "1. e4 Nc6 2. d4 d5 3. Nc3 e6 4. Nf3 a6 5. Bd3 Bb4 6. O-O Nge7 7. a3 Ba5 8. b4 Bb6 9. Ne2 O-O 10. c3 f6 11. Qc2 g6 12. Ng3 Kg7 13. Qd2 Ng8 14. h3 Nce7 15. Nh2 dxe4 16. Bxe4 f5 17. Bc2 Nd5 18. Nf3 c6 19. Ne5 Bc7 20. Bb2 Ngf6 21. Bc1 Ng8 22. c4 Bxe5 23. dxe5 Nde7 24. Qxd8 Rxd8 25. Rd1 Rxd1+ 26. Bxd1 b5 27. c5 Bb7 28. Bb2 Rd8 29. Bf3 Rd2 30. Rb1 Nd5 31. Bxd5 cxd5 32. Kf1 Ne7 33. Ke1 Rc2 34. Ne2 Nc6 35. f4 Rc4 36. g3 d4 37. Rc1 Rxc1+ 38. Nxc1 h6 39. Kd2 a5 40. bxa5 Nxa5 41. Bxd4 Nc4+ 42. Kc3 Nxa3 43. Na2 Bc6 44. Nb4 Bg2 45. h4 Kf7 46. c6 Ke8 47. Bb6 Nc4 48. Bc5 Kd8 49. Bd6 Kc8 50. Kd4 h5 51. Kc5 Nd2 52. Kxb5 Ne4 53. c7 Nxg3 54. Nd3 Ne2 55. Nc5 Nxf4 56. Na4 Bb7 *", + "Moves": "a4b6", + "MovesSAN": "Nb6#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r1b1k2r/1pp2ppp/1b1p1q2/pP1N4/4P3/P2Q4/2PB1PPP/2KR1B1R b kq - 0 15", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nge7 5. Nc3 Nxd4 6. Qxd4 Nc6 7. Qe3 Bb4 8. Bd2 d6 9. a3 Ba5 10. b4 Bb6 11. Qg3 Qf6 12. O-O-O a5 13. b5 Ne5 14. Nd5 Nd3+ 15. Qxd3 *", + "Moves": "f6a1", + "MovesSAN": "Qa1#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "r2qkb1r/ppp2ppp/5n2/4p3/3nP3/3PBP2/PP2NP1P/R2QKB1R b KQkq - 1 9", + "PGN": "1. e4 d5 2. Nc3 d4 3. Nce2 e5 4. Nf3 Nc6 5. d3 Bg4 6. c3 Bxf3 7. gxf3 Nf6 8. cxd4 Nxd4 9. Be3 *", + "Moves": "d4f3", + "MovesSAN": "Nxf3#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "2k4r/1pp2pp1/4p3/QNn1P3/4q1P1/4P2p/PP2BP1P/6K1 w - - 1 25", + "PGN": "1. d4 Nf6 2. Bf4 d5 3. e3 Bf5 4. Nf3 e6 5. Be2 Bd6 6. Be5 Nbd7 7. Bg3 Ne4 8. Bxd6 Nxd6 9. O-O h5 10. Ne5 Nxe5 11. dxe5 Ne4 12. Nd2 Qh4 13. Nf3 Qg4 14. Nd4 Qg6 15. c4 O-O-O 16. cxd5 Rxd5 17. Qa4 Bh3 18. g3 Bxf1 19. Rxf1 a5 20. Rc1 h4 21. g4 h3 22. Nb5 Rc5 23. Rxc5 Nxc5 24. Qxa5 Qe4 *", + "Moves": "a5c7", + "MovesSAN": "Qxc7#", + "Themes": "endgame mate mateIn1 oneMove queensideAttack" + }, + { + "FEN": "2R1r1k1/p4ppp/2n5/2Nb4/8/5P2/P2K2PP/8 w - - 5 33", + "PGN": "1. e4 e6 2. d4 d5 3. Nd2 c5 4. c3 Qb6 5. Ngf3 Nc6 6. Nb3 cxd4 7. cxd4 dxe4 8. Ng5 Nf6 9. Be3 Bb4+ 10. Bd2 Nxd4 11. Bxb4 Qxb4+ 12. Nd2 Qxb2 13. Rc1 O-O 14. Ngxe4 Nxe4 15. Nxe4 e5 16. Bc4 Bf5 17. Qd2 Qxd2+ 18. Nxd2 Nc2+ 19. Kd1 Nd4 20. Re1 Rfe8 21. Bd5 Rab8 22. Rc7 Bg6 23. Nc4 Red8 24. Rxe5 Nc6 25. Re2 Rxd5+ 26. Rd2 Rxd2+ 27. Kxd2 Be4 28. f3 Bd5 29. Nd6 Rd8 30. Nxb7 Re8 31. Nc5 Re7 32. Rc8+ Re8 *", + "Moves": "c8e8", + "MovesSAN": "Rxe8#", + "Themes": "backRankMate endgame hangingPiece mate mateIn1 oneMove" + }, + { + "FEN": "r6r/4b1p1/p1qpk2p/1pp4Q/4P3/P2P3P/1PPB2PN/R6K w - - 0 23", + "PGN": "1. e4 c5 2. Bc4 e6 3. Nc3 a6 4. d3 b5 5. Bb3 Nc6 6. a3 Bb7 7. Nf3 Qc7 8. h3 Nf6 9. O-O h6 10. Nh2 Nd4 11. Ba2 Qb6 12. Kh1 Qc6 13. Ne2 Nxe2 14. Qxe2 d6 15. f4 Nd7 16. Bd2 Be7 17. f5 Nf6 18. fxe6 fxe6 19. Bxe6 Bc8 20. Rxf6 Bxe6 21. Qh5+ Kd7 22. Rxe6 Kxe6 *", + "Moves": "h5f5", + "MovesSAN": "Qf5#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2kr4/ppp2ppp/8/5bN1/3n4/P7/1P2PPPP/2K2B1R b - - 4 17", + "PGN": "1. c4 e5 2. Nc3 Nf6 3. d4 exd4 4. Qxd4 Nc6 5. Qd1 Bb4 6. Bd2 d5 7. cxd5 Nxd5 8. Nxd5 Qxd5 9. Bxb4 Qxd1+ 10. Rxd1 Nxb4 11. a3 Nc2+ 12. Kd2 Bf5 13. Nf3 O-O-O+ 14. Kc1 Rxd1+ 15. Kxd1 Rd8+ 16. Kc1 Nd4 17. Ng5 *", + "Moves": "d4b3", + "MovesSAN": "Nb3#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "3k4/p3R3/2p1B2p/1P2N1r1/4P3/8/PqP3PK/8 w - - 3 31", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Nc3 Bc5 5. O-O d6 6. h3 h6 7. d3 g5 8. Nh2 g4 9. hxg4 Rg8 10. Be3 Nxg4 11. Bxc5 dxc5 12. Qf3 Rg7 13. Nd5 Nd4 14. Qh3 Ne2+ 15. Kh1 Nxf2+ 16. Rxf2 Bxh3 17. Rxe2 Be6 18. Rf1 Bxd5 19. Bxd5 c6 20. Bb3 Qe7 21. Ref2 O-O-O 22. Rxf7 Rxf7 23. Rxf7 Qg5 24. Nf3 Qc1+ 25. Kh2 Qxb2 26. Re7 b5 27. Nxe5 c4 28. dxc4 Rg8 29. cxb5 Rg5 30. Be6+ Kd8 *", + "Moves": "e5c6", + "MovesSAN": "Nxc6#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "2k5/2p5/ppK4Q/4p3/3rN1b1/3P4/PPP2P1P/R1B3r1 b - - 1 24", + "PGN": "1. e4 d5 2. exd5 Nf6 3. Bc4 Nxd5 4. Bxd5 Qxd5 5. Qf3 Qc6 6. Nc3 e5 7. d3 Be6 8. Qg3 f6 9. Nge2 Bd6 10. Qxg7 Rg8 11. Qxh7 Qxg2 12. Rg1 Qxg1+ 13. Nxg1 Rxg1+ 14. Ke2 Nc6 15. Qh8+ Bf8 16. Qxf6 Nd4+ 17. Kd2 Bh6+ 18. Qxh6 O-O-O 19. Ne4 Bg4 20. Kc3 Nb5+ 21. Kb4 Rd4+ 22. Kxb5 a6+ 23. Kc5 b6+ 24. Kc6 *", + "Moves": "g4d7", + "MovesSAN": "Bd7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/Q2R3r/6pk/2r1Pp1p/2p2P2/2P2qPP/1P5K/8 w - - 0 43", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. Nc3 d6 4. g3 g6 5. h3 Bg7 6. Bg2 Nf6 7. d3 Bd7 8. O-O Rb8 9. a4 a6 10. Be3 O-O 11. Qd2 Qc8 12. Kh2 h5 13. Rfc1 Nh7 14. Rab1 a5 15. Nb5 b6 16. c3 f5 17. Ng5 Ne5 18. Nxh7 Kxh7 19. f4 Nf7 20. d4 c4 21. e5 d5 22. Bxd5 e6 23. Bg2 Nh6 24. Nd6 Qc7 25. Qd1 Nf7 26. Nxf7 Rxf7 27. d5 exd5 28. Bxd5 Rff8 29. Qf1 Rfc8 30. Ra1 Bf8 31. Rd1 Bc5 32. Bxc5 Qxc5 33. Rd4 b5 34. axb5 Bxb5 35. Rxa5 Qb6 36. Qa1 Rc5 37. Ra7+ Kh6 38. Re7 Bc6 39. Bxc6 Qxc6 40. Rdd7 Rh8 41. Qa7 Qf3 42. Rh7+ Rxh7 *", + "Moves": "d7h7", + "MovesSAN": "Rxh7#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "2r1r1k1/5p1p/1p1B2pb/4P3/p5PP/PNPQ4/qPK5/3RR3 b - - 0 24", + "PGN": "1. d4 d6 2. e4 Nf6 3. Nc3 g6 4. Bg5 Bg7 5. h3 O-O 6. Qd2 Nbd7 7. O-O-O b6 8. Bd3 Bb7 9. Nge2 a5 10. g4 a4 11. a3 c5 12. Rhe1 cxd4 13. Nxd4 Ne5 14. f4 Nxd3+ 15. Qxd3 Rc8 16. e5 dxe5 17. fxe5 Nd5 18. Nxd5 Qxd5 19. Bxe7 Rfe8 20. Bd6 Qa2 21. c3 Bh6+ 22. Kc2 Bd5 23. h4 Bb3+ 24. Nxb3 *", + "Moves": "a4b3", + "MovesSAN": "axb3#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "7k/1pp4r/p4pQ1/3pq2r/8/8/PP4RP/2R4K w - - 2 36", + "PGN": "1. c4 e6 2. d4 Nf6 3. Nc3 Bb4 4. Bd2 Bxc3 5. Bxc3 O-O 6. Qc2 d5 7. e3 h6 8. Nf3 Ne4 9. cxd5 exd5 10. Bd3 Bf5 11. Bb4 Re8 12. Ne5 f6 13. Nf3 Nc6 14. Ba3 Qd7 15. O-O a6 16. Nd2 Nxd2 17. Bxf5 Nf3+ 18. gxf3 Qd8 19. Kh1 g5 20. Rg1 Ne7 21. Bxe7 Rxe7 22. Bg4 Kg7 23. Bh5 Kh8 24. Qg6 Qd6 25. Qxh6+ Rh7 26. Qg6 Rg8 27. Qc2 Rxh5 28. Rg2 Rg7 29. Rc1 Rgh7 30. f4 gxf4 31. exf4 Qxf4 32. f3 Qxf3 33. Kg1 Qe3+ 34. Kh1 Qxd4 35. Qg6 Qe5 *", + "Moves": "g6g8", + "MovesSAN": "Qg8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r1bq1rk1/pp2bp2/2n3p1/6P1/1PBp2n1/P3P3/1BQ3P1/RN2K2R w KQ - 1 16", + "PGN": "1. d4 d5 2. c4 e6 3. Nf3 c5 4. e3 Nc6 5. a3 Nf6 6. Qc2 Be7 7. Be2 O-O 8. Ng5 h6 9. h4 cxd4 10. cxd5 exd5 11. b4 dxe3 12. fxe3 d4 13. Bb2 g6 14. Bc4 hxg5 15. hxg5 Ng4 *", + "Moves": "c2g6", + "MovesSAN": "Qxg6#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove pin" + }, + { + "FEN": "6rk/p6p/8/2P5/Q2P4/4b3/PP5P/5B1K b - - 0 30", + "PGN": "1. Nf3 d5 2. g3 Nc6 3. Bg2 e5 4. d4 e4 5. Ne5 Bd6 6. Nxc6 bxc6 7. c4 Nf6 8. c5 Be7 9. Bf4 Nh5 10. O-O Nxf4 11. gxf4 O-O 12. e3 g5 13. fxg5 Bxg5 14. Nc3 f5 15. f4 exf3 16. Rxf3 f4 17. e4 Bg4 18. exd5 cxd5 19. Qb3 Bxf3 20. Bxf3 c6 21. Kh1 Qf6 22. Rg1 Kh8 23. Qa4 Rg8 24. Nxd5 cxd5 25. Bxd5 f3 26. Bxa8 f2 27. Bg2 fxg1=Q+ 28. Kxg1 Be3+ 29. Kh1 Qf1+ 30. Bxf1 *", + "Moves": "g8g1", + "MovesSAN": "Rg1#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "r2k2r1/1pp1np1p/3b1p2/p3pP2/2P1P3/1P1b2P1/P2NN2P/2KR1B1R b - - 0 17", + "PGN": "1. g3 e6 2. Bg2 d5 3. d3 Nf6 4. e4 dxe4 5. dxe4 e5 6. Qxd8+ Kxd8 7. Bg5 Bd6 8. Bxf6+ gxf6 9. Ne2 Nc6 10. c3 Be6 11. f4 Rg8 12. f5 Bd7 13. Nd2 Ne7 14. O-O-O Bb5 15. Bf1 a5 16. b3 Bd3 17. c4 *", + "Moves": "d6a3", + "MovesSAN": "Ba3#", + "Themes": "bodenMate mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r4r1k/1bp3pp/2qp1p2/1n2bN2/2N3Q1/6B1/P1B2PPP/2R1R1K1 b - - 5 26", + "PGN": "1. b4 e5 2. Bb2 Nc6 3. b5 Nb8 4. Bxe5 f6 5. Bg3 Bc5 6. d4 Bb4+ 7. c3 Ba5 8. e4 a6 9. Nf3 axb5 10. Bxb5 Nc6 11. d5 Na7 12. Ba4 b5 13. Bb3 Ne7 14. O-O O-O 15. d6+ Kh8 16. dxe7 Qxe7 17. c4 Qxe4 18. cxb5 Nxb5 19. Nbd2 Qe7 20. Nc4 Bc3 21. Rc1 Bb7 22. Nh4 Be5 23. Re1 d6 24. Nf5 Qd7 25. Bc2 Qc6 26. Qg4 *", + "Moves": "c6g2", + "MovesSAN": "Qxg2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1bq1k1r/pp1n2p1/4pnQp/4N3/1b1p3B/2N5/PP2PPPP/R3KB1R w KQ - 2 12", + "PGN": "1. d4 d5 2. c4 Nf6 3. Nc3 c6 4. Nf3 e6 5. Bg5 Bb4 6. Qc2 h6 7. Bh4 Nbd7 8. Ne5 c5 9. cxd5 cxd4 10. dxe6 fxe6 11. Qg6+ Kf8 *", + "Moves": "g6f7", + "MovesSAN": "Qf7#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "1k5N/pp2nr2/4p2p/3pP2Q/1P6/P7/6PP/5R1K b - - 0 26", + "PGN": "1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Qb6 6. Bd3 Bd7 7. O-O cxd4 8. cxd4 Nxd4 9. Nbd2 Bb4 10. Ng5 h6 11. Qh5 O-O-O 12. a3 Be7 13. Nxf7 Be8 14. Bg6 Bxf7 15. Bxf7 Rf8 16. b4 Bg5 17. Nf3 Ne2+ 18. Kh1 Bxc1 19. Raxc1+ Nxc1 20. Rxc1+ Kb8 21. Kg1 Ne7 22. Nh4 g6 23. Nxg6 Rxf7 24. Nxh8 Qxf2+ 25. Kh1 Qf1+ 26. Rxf1 *", + "Moves": "f7f1", + "MovesSAN": "Rxf1#", + "Themes": "backRankMate endgame mate mateIn1 oneMove" + }, + { + "FEN": "r2qk1nr/pp3ppp/n1p5/4p1P1/1b2P3/2NP1Q1P/PPP5/R1BB1RK1 w kq - 1 14", + "PGN": "1. e4 d6 2. d3 Nf6 3. Nc3 c6 4. f4 e5 5. Nf3 Bg4 6. h3 Bxf3 7. Qxf3 Be7 8. fxe5 dxe5 9. Be2 Na6 10. O-O Nb4 11. Bd1 Na6 12. g4 Bb4 13. g5 Ng8 *", + "Moves": "f3f7", + "MovesSAN": "Qxf7#", + "Themes": "attackingF2F7 mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2kr1b1r/B1pq1ppp/1p6/3nn3/8/8/PP2BPPP/RN1Q1RK1 w - - 0 14", + "PGN": "1. e4 d5 2. exd5 Nf6 3. Nf3 Qxd5 4. Be2 Nc6 5. d4 Bg4 6. O-O O-O-O 7. c4 Qd7 8. d5 Bxf3 9. Bxf3 Ne5 10. Be2 e6 11. Be3 exd5 12. cxd5 Nxd5 13. Bxa7 b6 *", + "Moves": "e2a6", + "MovesSAN": "Ba6#", + "Themes": "doubleBishopMate mate mateIn1 oneMove opening" + }, + { + "FEN": "2kr2r1/5p1p/2n1b3/1Nqp4/P3p3/2P3Q1/1P3PPP/R4RK1 w - - 2 21", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 d6 6. N1c3 a6 7. Na3 b5 8. Nd5 Nf6 9. Bg5 Be7 10. Bxf6 gxf6 11. c3 f5 12. exf5 Bxf5 13. Bd3 Be6 14. Nxe7 Qxe7 15. O-O O-O-O 16. Qf3 d5 17. Bxb5 axb5 18. Nxb5 Qc5 19. a4 e4 20. Qg3 Rhg8 *", + "Moves": "g3c7", + "MovesSAN": "Qc7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r2q2rk/1pp1b1pp/p1np1n2/4p1N1/PP2P1b1/N1P5/3P1PPP/R1B2RK1 w - - 0 13", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Be7 4. O-O d6 5. c3 Bg4 6. Bxf7+ Kxf7 7. b4 a6 8. a4 Nf6 9. Na3 Rf8 10. Ng5+ Kg8 11. Qb3+ Kh8 12. Qg8+ Rxg8 *", + "Moves": "g5f7", + "MovesSAN": "Nf7#", + "Themes": "mate mateIn1 middlegame oneMove smotheredMate" + }, + { + "FEN": "3Q1B2/p6k/4p2p/4P3/6p1/3b1pPq/PP3P1P/4R1K1 b - - 0 31", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. Bxc6 bxc6 5. O-O Bg7 6. Re1 Nh6 7. c3 f5 8. e5 Nf7 9. d4 cxd4 10. cxd4 e6 11. Nc3 c5 12. dxc5 Bb7 13. Nb5 O-O 14. Nd6 Nxd6 15. cxd6 h6 16. Be3 g5 17. Rc1 g4 18. Nd2 f4 19. Bd4 Qg5 20. Ne4 Qh5 21. Rc7 Bc6 22. Qd3 f3 23. g3 Rab8 24. Nc5 Rb4 25. Nxe6 dxe6 26. Bc5 Bb5 27. Bxb4 Bxd3 28. Rxg7+ Kxg7 29. d7 Qh3 30. Bxf8+ Kh7 31. d8=Q *", + "Moves": "h3g2", + "MovesSAN": "Qg2#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "5R2/6k1/2pB2p1/1p1b2Kp/3P1P1P/2P3P1/6r1/8 b - - 0 40", + "PGN": "1. c4 e5 2. g3 Nf6 3. Bg2 c6 4. Nc3 Bb4 5. Nf3 O-O 6. O-O Re8 7. d4 d5 8. Nxe5 dxc4 9. Nxc4 Bf5 10. Qb3 Bxc3 11. bxc3 b5 12. Ne3 Be6 13. Qb2 Nd5 14. Nxd5 Bxd5 15. f3 Bc4 16. Re1 Nd7 17. e4 Nf6 18. a4 a6 19. axb5 axb5 20. Rxa8 Qxa8 21. Bf1 Qa2 22. Qxa2 Bxa2 23. Ba3 Ra8 24. Bb4 Be6 25. Kf2 Ra2+ 26. Be2 h5 27. Ke3 g6 28. Be7 Nd7 29. h4 Nb6 30. Bc5 Nc4+ 31. Bxc4 Bxc4 32. Bb4 Kg7 33. Kf4 f6 34. e5 Kf7 35. exf6 Kxf6 36. Re8 Re2 37. Rf8+ Kg7 38. Kg5 Rg2 39. Bd6 Bd5 40. f4 *", + "Moves": "g2g3", + "MovesSAN": "Rxg3#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "6r1/pp3prk/2p5/3p2p1/3PqP2/2P1P1R1/P3QK2/6R1 w - - 0 25", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Nf3 Bb4 5. Bg5 O-O 6. cxd5 exd5 7. e3 Bg4 8. Be2 c6 9. O-O Nbd7 10. h3 Bh5 11. Ne5 Bxe2 12. Qxe2 h6 13. Nxd7 Qxd7 14. Bxf6 gxf6 15. f4 Rae8 16. Rf3 Bxc3 17. bxc3 Qf5 18. g4 Qe4 19. h4 Kh7 20. Kf2 Rg8 21. Rg3 Rg7 22. Rag1 Reg8 23. g5 fxg5 24. hxg5 hxg5 *", + "Moves": "e2h5", + "MovesSAN": "Qh5#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r5rk/p5pp/1p5N/3p4/3Pp3/4q1P1/PP4BP/5R1K w - - 0 27", + "PGN": "1. Nf3 f5 2. d4 e6 3. c4 Nf6 4. Nc3 b6 5. g3 Bb7 6. Bg2 Be7 7. O-O O-O 8. Re1 Ne4 9. Qc2 d6 10. Nd2 d5 11. Ndxe4 fxe4 12. Bf4 Bd6 13. Bxd6 Qxd6 14. e3 Nd7 15. Nb5 Qe7 16. cxd5 exd5 17. Qxc7 Ba6 18. Nd6 Qf6 19. Qxd7 Qxf2+ 20. Kh1 Rfd8 21. Qe6+ Kh8 22. Rf1 Bxf1 23. Rxf1 Qxe3 24. Nf7+ Kg8 25. Nh6+ Kh8 26. Qg8+ Rxg8 *", + "Moves": "h6f7", + "MovesSAN": "Nf7#", + "Themes": "endgame mate mateIn1 oneMove smotheredMate" + }, + { + "FEN": "5bk1/5pp1/3p3p/1p1Q4/Pq6/8/B5PP/4B2K b - - 0 36", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. Bc4 e6 4. O-O d6 5. d4 cxd4 6. Nxd4 Nf6 7. Re1 Be7 8. Nc3 O-O 9. Bg5 h6 10. Bh4 Ne5 11. Bb3 Ng6 12. Bg3 a6 13. Kh1 e5 14. Nde2 Nh5 15. Qd3 Be6 16. Nd5 Nf6 17. f4 Bxd5 18. exd5 exf4 19. Nxf4 Ne5 20. Qe2 Re8 21. Nd3 Ned7 22. Qf3 Bf8 23. Rxe8 Qxe8 24. Re1 Qd8 25. c4 Rc8 26. a4 Qb6 27. Ba2 Qa5 28. b3 b5 29. cxb5 axb5 30. Qd1 Nxd5 31. b4 Nxb4 32. Nxb4 Qxb4 33. Qd5 Ne5 34. Rxe5 Rc1+ 35. Re1 Rxe1+ 36. Bxe1 *", + "Moves": "b4e1", + "MovesSAN": "Qxe1#", + "Themes": "backRankMate endgame mate mateIn1 oneMove" + }, + { + "FEN": "8/2R2pk1/4p2p/3pP1pP/2pnq1P1/2P1Q1B1/5P2/5K2 b - - 1 62", + "PGN": "1. e4 b6 2. d4 Bb7 3. Nc3 e6 4. Nf3 Bb4 5. e5 h6 6. a3 Bxc3+ 7. bxc3 d6 8. Bb5+ c6 9. Be2 c5 10. O-O d5 11. Bb5+ Bc6 12. Bxc6+ Nxc6 13. Bf4 c4 14. Rb1 Nge7 15. a4 Nf5 16. Qc1 Nce7 17. a5 Ng6 18. Bd2 O-O 19. axb6 axb6 20. Qb2 Rb8 21. Qb5 Nfh4 22. Nxh4 Nxh4 23. Bf4 Nf5 24. Qc6 Re8 25. Rb5 Re7 26. Rb4 Reb7 27. Rfb1 Ne7 28. Qb5 Nc8 29. Ra1 Na7 30. Qa4 b5 31. Qa2 Qe8 32. Qb1 Nc6 33. Rb2 Ne7 34. h3 Ng6 35. Bh2 Nh4 36. Bg3 Nf5 37. Bf4 g5 38. Bh2 Kg7 39. Qd1 Kg6 40. g4 Ne7 41. Qf3 Qf8 42. Qf6+ Kh7 43. Qf3 Qg7 44. Qe3 Qg6 45. Bg3 b4 46. cxb4 Rxb4 47. Rxb4 Rxb4 48. Qc3 Rb6 49. Ra7 Nc6 50. Rc7 Nb4 51. Qf3 Kg7 52. c3 Nd3 53. h4 Rb1+ 54. Kh2 Rc1 55. h5 Ne1 56. Qe3 Qd3 57. Qxc1 Nf3+ 58. Kh3 Qe4 59. Qe3 Ng1+ 60. Kh2 Nf3+ 61. Kg2 Nxd4+ 62. Kf1 *", + "Moves": "e4h1", + "MovesSAN": "Qh1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "2r1kb1r/pp2nppp/2n5/4pQ2/7q/2N1BP2/PP3P1P/2KR1B1R w k - 6 13", + "PGN": "1. e4 c5 2. c3 Nc6 3. d4 cxd4 4. cxd4 d5 5. exd5 Qxd5 6. Nf3 Bg4 7. Nc3 Bxf3 8. gxf3 Qxd4 9. Qc2 e5 10. Be3 Qh4 11. O-O-O Rc8 12. Qf5 Nge7 *", + "Moves": "f5d7", + "MovesSAN": "Qd7#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "1rb1r1k1/p4ppp/pq1p1b2/2pP4/2P5/PP1Q1N1P/5PP1/RN2R1K1 w - - 0 16", + "PGN": "1. e4 c5 2. Nf3 e6 3. d4 Nc6 4. d5 exd5 5. exd5 Nb4 6. a3 Na6 7. Bxa6 bxa6 8. O-O d6 9. Re1+ Be7 10. Qd3 Nf6 11. Bg5 O-O 12. c4 Rb8 13. b3 Re8 14. h3 Qb6 15. Bxf6 Bxf6 *", + "Moves": "e1e8", + "MovesSAN": "Rxe8#", + "Themes": "hangingPiece kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1b2rk1/5pb1/p1nppqp1/2p4p/1p2PPPP/3PB3/PPPQB2N/2KR3R b - - 0 14", + "PGN": "1. e4 c5 2. Nc3 Nc6 3. d3 g6 4. f4 Bg7 5. Nf3 d6 6. Be3 Nf6 7. Qd2 a6 8. Be2 O-O 9. h4 h5 10. O-O-O b5 11. Nh2 b4 12. Nd5 e6 13. Nxf6+ Qxf6 14. g4 *", + "Moves": "f6b2", + "MovesSAN": "Qxb2#", + "Themes": "mate mateIn1 middlegame oneMove queensideAttack" + }, + { + "FEN": "r4rk1/p4ppp/2p5/3Pq3/8/2P2QPb/PP3P1P/R1B1R1K1 b - - 0 19", + "PGN": "1. d4 e5 2. dxe5 d6 3. exd6 Bxd6 4. Nf3 Nf6 5. e3 Nc6 6. c3 Bf5 7. Bb5 O-O 8. Bxc6 bxc6 9. O-O Ng4 10. Nbd2 Ne5 11. Nd4 Bd7 12. Ne4 Qh4 13. Nxd6 cxd6 14. g3 Qg5 15. Nf3 Nxf3+ 16. Qxf3 Bh3 17. Re1 d5 18. e4 Qe5 19. exd5 *", + "Moves": "e5e1", + "MovesSAN": "Qxe1#", + "Themes": "hangingPiece kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "7k/6p1/5b1p/2p5/3pR3/1p1Q1P2/q1P1KP2/8 w - - 0 37", + "PGN": "1. e4 d6 2. d4 Nf6 3. Nc3 e5 4. Nf3 Nbd7 5. Bc4 Be7 6. O-O c6 7. a4 a5 8. Re1 O-O 9. h3 h6 10. Be3 exd4 11. Nxd4 Nc5 12. Qf3 Be6 13. Nxe6 fxe6 14. Bxc5 dxc5 15. Bxe6+ Kh8 16. Qd3 Qb6 17. e5 Rad8 18. Qe2 Nd5 19. Bxd5 cxd5 20. Qb5 Qc7 21. Rad1 d4 22. Nb1 Rd5 23. Nd2 Rxe5 24. Nf3 Rxf3 25. Rxe5 Qxe5 26. gxf3 Bd6 27. Qxb7 Qh2+ 28. Kf1 Qxh3+ 29. Ke2 Qe6+ 30. Qe4 Qc4+ 31. Qd3 Qxa4 32. b3 Qa2 33. Rg1 Be5 34. Rg6 Bf6 35. Rg4 a4 36. Re4 axb3 *", + "Moves": "e4e8", + "MovesSAN": "Re8#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "2r2r1k/pb2Q1pp/1p6/8/3N4/2PP4/P5RP/7K b - - 0 25", + "PGN": "1. e4 Nc6 2. Nf3 f5 3. exf5 d5 4. Bd3 Nh6 5. O-O Nb4 6. Qe2 Nxd3 7. Qxd3 Nxf5 8. Nc3 e6 9. Re1 Be7 10. Nd4 Nxd4 11. Qxd4 O-O 12. d3 b6 13. b4 c5 14. bxc5 Bxc5 15. Qe5 Bxf2+ 16. Kh1 Bxe1 17. Qxe1 Qf6 18. Bd2 Bb7 19. Ne2 Rac8 20. c3 d4 21. Nxd4 Qf2 22. Qxe6+ Kh8 23. Rg1 Qxd2 24. Qe7 Qxg2+ 25. Rxg2 *", + "Moves": "f8f1", + "MovesSAN": "Rf1#", + "Themes": "endgame master mate mateIn1 oneMove pin" + }, + { + "FEN": "r4r1k/pp3p2/5P1p/3pPBp1/2p2n2/2P3qP/PP4P1/R2QR1K1 b - - 2 25", + "PGN": "1. e4 c5 2. Bc4 e6 3. c3 d5 4. exd5 exd5 5. Bb3 Nf6 6. h3 Be7 7. Ne2 O-O 8. O-O Nc6 9. d4 c4 10. Bc2 Bd6 11. Bg5 Bc7 12. Nd2 h6 13. Bh4 g5 14. Bg3 Bxg3 15. fxg3 Be6 16. g4 Kg7 17. Ng3 Qd7 18. Nf5+ Bxf5 19. gxf5 Qd6 20. Nf3 Qg3 21. Re1 Nh5 22. Ne5 Nxe5 23. dxe5 Nf4 24. f6+ Kh8 25. Bf5 *", + "Moves": "g3g2", + "MovesSAN": "Qxg2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1b2k2/ppp3bQ/5q1p/6p1/2Bp1n2/P6P/1PPN1PP1/4R1K1 w - - 1 25", + "PGN": "1. e4 g6 2. d3 Bg7 3. h3 Nf6 4. a3 O-O 5. Nf3 Re8 6. Ng5 e6 7. Qf3 d5 8. Bf4 dxe4 9. dxe4 e5 10. Be3 Nc6 11. Bd3 Nd4 12. Bxd4 exd4 13. O-O h6 14. Nxf7 Kxf7 15. Nd2 Kg8 16. Rae1 g5 17. e5 Nd5 18. e6 Nf4 19. Qe4 Nxe6 20. Qh7+ Kf8 21. Bc4 Re7 22. Qg6 Nf4 23. Qh7 Rxe1 24. Rxe1 Qf6 *", + "Moves": "h7g8", + "MovesSAN": "Qg8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "6k1/p1q4r/5p2/3p4/8/8/PQp1R1PP/2B4K b - - 2 29", + "PGN": "1. e4 e5 2. Nf3 d6 3. d4 exd4 4. Nxd4 Nf6 5. Nc3 Be7 6. Bd3 O-O 7. O-O h6 8. Be3 Nc6 9. f4 Nxd4 10. Bxd4 b5 11. Bxb5 Bb7 12. Bd3 c5 13. Be3 Qc7 14. Kh1 c4 15. Be2 Nxe4 16. Nxe4 Bxe4 17. Qd4 d5 18. f5 Bf6 19. Qd2 Bxb2 20. Rad1 c3 21. Qd4 Bxc2 22. f6 Bxd1 23. fxg7 Bxe2 24. gxf8=Q+ Rxf8 25. Bxh6 f6 26. Re1 Rf7 27. Rxe2 c2 28. Qxb2 Rh7 29. Bc1 *", + "Moves": "c7h2", + "MovesSAN": "Qxh2#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "2kr3r/ppp2ppp/8/3Pq3/2P3n1/2Q5/PP1B1PP1/R4RK1 b - - 1 16", + "PGN": "1. e4 d5 2. exd5 Nf6 3. c4 e6 4. dxe6 Bxe6 5. Nf3 Nc6 6. Nc3 Bb4 7. Be2 Qe7 8. O-O O-O-O 9. Qb3 Bxc3 10. Qxc3 Bg4 11. h3 Qxe2 12. hxg4 Nxg4 13. d4 Qe4 14. d5 Nce5 15. Nxe5 Qxe5 16. Bd2 *", + "Moves": "e5h2", + "MovesSAN": "Qh2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "1r3r1k/3RQ1pp/2B4q/2P2p2/1P2p3/P4nP1/5B1P/3R1b1K b - - 2 41", + "PGN": "1. d4 d5 2. c4 e6 3. Nc3 c6 4. e4 dxe4 5. Nxe4 Bb4+ 6. Bd2 Qxd4 7. Bxb4 Qxe4+ 8. Be2 Na6 9. Bc3 f6 10. Nf3 Ne7 11. O-O Ng6 12. Re1 O-O 13. Bf1 Qf4 14. a3 Qc7 15. b4 e5 16. c5 Bg4 17. Qb3+ Kh8 18. Nd2 Nf4 19. Bc4 Qd8 20. Ne4 Nc7 21. Nd6 Be6 22. Rad1 Qe7 23. Nxb7 Nb5 24. Nd6 Nxd6 25. Rxd6 Bg4 26. f3 Bf5 27. Bd2 Ng6 28. Be3 Qe8 29. Red1 Nh4 30. Bf2 Ng6 31. g3 Bh3 32. Be6 f5 33. Bd7 Qe7 34. Bxc6 Rab8 35. Rd7 Qg5 36. Qd5 Nh4 37. Qd6 e4 38. Qe7 Nxf3+ 39. Kh1 Qh6 40. Rxa7 Bf1 41. Rad7 *", + "Moves": "h6h2", + "MovesSAN": "Qxh2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2k5/p1P1p3/2Kn4/3N4/8/5p2/2P5/8 w - - 0 59", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. Nc3 Bg4 7. Be3 Nf6 8. Qd2 O-O 9. Bh6 Ne5 10. Nxe5 dxe5 11. Bxg7 Kxg7 12. Qg5 h6 13. Qxe5 b6 14. h3 Be6 15. f4 Qd7 16. g4 Kh7 17. f5 gxf5 18. gxf5 Bxf5 19. Qxf5+ Qxf5 20. exf5 Rad8 21. O-O-O Rg8 22. Rhg1 Nh5 23. Be4 f6 24. Nd5 Rd7 25. Rxg8 Kxg8 26. Rg1+ Kh7 27. Kd2 c4 28. dxc4 Nf4 29. Ke3 Nxh3 30. Rg3 Ng5 31. b4 h5 32. a4 h4 33. Rg2 h3 34. Rh2 Kg7 35. Nf4 Rd1 36. Nxh3 Re1+ 37. Kd3 Nxe4 38. Rg2+ Kf7 39. Re2 Rxe2 40. Kxe2 Nc3+ 41. Kd3 Nxa4 42. Nf4 Nb2+ 43. Kd4 Ke8 44. c5 Kd7 45. Kd5 bxc5 46. bxc5 Na4 47. c6+ Kd8 48. Ne6+ Kc8 49. Kc4 Nb6+ 50. Kb5 Na8 51. Ka5 Nc7 52. Nc5 Ne8 53. Na6 Nd6 54. c7 Nxf5 55. Kb5 Nd6+ 56. Kc6 f5 57. Nb4 f4 58. Nd5 f3 *", + "Moves": "d5e7", + "MovesSAN": "Nxe7#", + "Themes": "endgame knightEndgame mate mateIn1 oneMove" + }, + { + "FEN": "rn4k1/p4rpp/2pp4/8/3N2bq/1BP5/P1P2PPP/R3R1K1 w - - 0 16", + "PGN": "1. e4 e5 2. Nf3 d6 3. Bc4 Be7 4. Nc3 c6 5. d4 exd4 6. Nxd4 Nf6 7. O-O O-O 8. Bg5 b5 9. Bb3 b4 10. Bxf6 bxc3 11. Bxe7 Qxe7 12. bxc3 Qxe4 13. Re1 Qh4 14. Qf3 Bg4 15. Qxf7+ Rxf7 *", + "Moves": "e1e8", + "MovesSAN": "Re8#", + "Themes": "mate mateIn1 middlegame oneMove pin" + }, + { + "FEN": "8/6k1/4R2p/6pK/r7/7P/6P1/8 b - - 6 46", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd8 4. d4 c6 5. Bc4 e6 6. Nf3 h6 7. O-O Nf6 8. Re1 Bb4 9. Bd2 O-O 10. Qe2 b5 11. Bd3 Bb7 12. Rad1 Qc7 13. Ne5 Bd6 14. Ne4 Nxe4 15. Qxe4 f5 16. Qh4 Be7 17. Qh5 Bf6 18. Ng6 Re8 19. Bxf5 Qf7 20. Bd3 Bxd4 21. Be3 Bxb2 22. Qg4 Nd7 23. Bd4 Bxd4 24. Qxd4 c5 25. Qd6 c4 26. Bxc4 bxc4 27. Qxd7 Qxg6 28. Qxb7 Qxc2 29. Rd7 Qc3 30. Red1 Rf8 31. h3 Rab8 32. Qxa7 Rb2 33. Rd8 Rxd8 34. Rxd8+ Kh7 35. Qd4 Qe1+ 36. Kh2 Qxf2 37. Qxf2 Rxf2 38. a4 Rf5 39. Rc8 Ra5 40. Rxc4 g5 41. Rc6 Re5 42. a5 Rxa5 43. Rxe6 Ra7 44. Kg3 Kg7 45. Kg4 Ra4+ 46. Kh5 *", + "Moves": "a4h4", + "MovesSAN": "Rh4#", + "Themes": "endgame mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "3r3k/Q5p1/1B1br2p/4p3/1P3p2/P4q2/5PRP/7K w - - 0 28", + "PGN": "1. c4 b6 2. Nc3 Bb7 3. e4 e5 4. Nf3 d6 5. Be2 Nd7 6. b4 Ngf6 7. d3 c6 8. O-O d5 9. cxd5 cxd5 10. exd5 Nxd5 11. Nxd5 Bxd5 12. a3 h6 13. Qa4 Bd6 14. Bb2 O-O 15. Nd2 f5 16. d4 Bxg2 17. Bc4+ Kh8 18. Kxg2 Qg5+ 19. Kh1 Qxd2 20. Qxd7 Rad8 21. Bc1 Qxd4 22. Qxa7 Qxa1 23. Be3 Qc3 24. Be6 f4 25. Bxb6 Rf6 26. Rg1 Qf3+ 27. Rg2 Rxe6 *", + "Moves": "a7g7", + "MovesSAN": "Qxg7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/8/5P2/1p6/1k2rnP1/3R4/P1pK4/2R5 b - - 0 48", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. O-O Bg4 6. h3 h5 7. d4 Bxf3 8. Qxf3 exd4 9. Rd1 c5 10. c3 Ne7 11. cxd4 cxd4 12. Qb3 Rb8 13. Be3 c5 14. Bf4 Ng6 15. Bxb8 Qxb8 16. Qa4+ Kd8 17. Qa5+ Kd7 18. Na3 Bd6 19. Nc4 Bh2+ 20. Kh1 Qc7 21. Nb6+ Kc6 22. Rac1 Qxb6 23. Qa4+ Qb5 24. Qxb5+ axb5 25. Kxh2 Rd8 26. Kg3 c4 27. f4 Kc5 28. Kf3 d3 29. g3 b4 30. Ke3 b5 31. g4 hxg4 32. hxg4 f6 33. Rd2 Nf8 34. Rh1 Ne6 35. Rh7 g5 36. f5 Nf4 37. Rc7+ Kb6 38. Rf7 c3 39. Rxf6+ Kc5 40. bxc3 bxc3 41. Rd1 c2 42. Rc1 Kb4 43. Rg6 Rc8 44. Rxg5 Ng2+ 45. Kd2 Re8 46. f6 Rxe4 47. Rd5 Nf4 48. Rxd3 *", + "Moves": "e4e2", + "MovesSAN": "Re2#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "r5rk/5p1p/p2b1P1N/1pp1pq1p/7P/1P2P3/PB1P1P2/2K5 w - - 0 27", + "PGN": "1. Nf3 d5 2. c4 c6 3. e3 Nf6 4. Nc3 e6 5. Qc2 Be7 6. b3 O-O 7. Bb2 b6 8. g4 Bb7 9. g5 Nh5 10. Be2 g6 11. h4 Nd7 12. O-O-O e5 13. Nh2 dxc4 14. Bxc4 b5 15. Be2 c5 16. Ng4 Bxh1 17. Nh6+ Kh8 18. Rxh1 a6 19. Bxh5 gxh5 20. Qf5 Qe8 21. Rg1 Bd6 22. Ne4 Qe7 23. Nf6 Nxf6 24. gxf6 Qe6 25. Rg7 Qxf5 26. Rg8+ Rxg8 *", + "Moves": "h6f7", + "MovesSAN": "Nxf7#", + "Themes": "endgame kingsideAttack master masterVsMaster mate mateIn1 oneMove" + }, + { + "FEN": "4R3/1p1r3k/p2q2p1/P1p1Qp1p/2P5/2P4P/1P4PK/8 w - - 2 39", + "PGN": "1. e4 e5 2. Bc4 Be7 3. Nc3 d6 4. d3 Nf6 5. f4 Bg4 6. Nf3 Nc6 7. h3 Bxf3 8. Qxf3 Nd4 9. Qf2 O-O 10. O-O c5 11. Nd5 Nxd5 12. Bxd5 exf4 13. Bxf4 Qb6 14. Rab1 Kh8 15. e5 dxe5 16. Bxe5 f6 17. Bh2 Rad8 18. Bc4 Qc6 19. a4 Bd6 20. a5 a6 21. c3 Bxh2+ 22. Kxh2 Qd6+ 23. Kg1 Nc6 24. Rbe1 Ne5 25. Re3 Nxc4 26. dxc4 Rfe8 27. Rfe1 Rxe3 28. Qxe3 h6 29. Qe7 Rd7 30. Qe4 Qd2 31. Kh1 Qd3 32. Qg4 Qd6 33. Re8+ Kh7 34. Qe4+ g6 35. Re6 Qd1+ 36. Kh2 f5 37. Qe5 h5 38. Re8 Qd6 *", + "Moves": "e8h8", + "MovesSAN": "Rh8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "4k3/7p/4p1pP/2Bp2Q1/5P2/p3P3/3q2bK/8 w - - 0 43", + "PGN": "1. d4 d5 2. c4 c6 3. cxd5 cxd5 4. Nf3 Bf5 5. Nc3 Nf6 6. Qa4+ Nc6 7. Ne5 Qb6 8. Nxc6 bxc6 9. e3 e6 10. Be2 Bd6 11. O-O O-O 12. Qd1 Qc7 13. f4 Rab8 14. b3 Qa5 15. Na4 Ne4 16. Bf3 c5 17. Bxe4 Bxe4 18. dxc5 Bxc5 19. Nxc5 Qxc5 20. Bd2 Qb5 21. Rc1 Rfc8 22. Bc3 Qd3 23. Bd4 a5 24. Qg4 Bg6 25. Rfd1 Rxc1 26. Rxc1 Qd2 27. Rf1 Rc8 28. Qg5 f6 29. Qg4 Bf5 30. Qg3 Rc1 31. h4 Rxf1+ 32. Kxf1 Qxa2 33. h5 Qxb3 34. h6 g6 35. Bxf6 Qd1+ 36. Kf2 Qd2+ 37. Kg1 Be4 38. Kh2 a4 39. Bd4 a3 40. Qg4 Kf8 41. Qg5 Ke8 42. Bc5 Bxg2 *", + "Moves": "g5e7", + "MovesSAN": "Qe7#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "8/ppkn3K/5br1/2p5/8/3P4/P1P2RPP/1R6 b - - 0 33", + "PGN": "1. Nf3 Nf6 2. Nc3 d5 3. e4 dxe4 4. Ng5 Bg4 5. Be2 Bf5 6. Bc4 e6 7. f3 exf3 8. Qxf3 c6 9. Nxf7 Qd4 10. d3 Bg4 11. Be3 Qxc4 12. Qf2 Qb4 13. Nxh8 Qxb2 14. Kd2 Bb4 15. Bd4 c5 16. Bxf6 gxf6 17. Qxf6 Nd7 18. Qf7+ Kd8 19. Qg7 e5 20. Qxg4 Bxc3+ 21. Ke3 Bd4+ 22. Kf3 e4+ 23. Qxe4 Bxh8 24. Rab1 Qf6+ 25. Kg3 Qg5+ 26. Kh3 Qh6+ 27. Qh4+ Qxh4+ 28. Kxh4 Kc7 29. Rhf1 Bf6+ 30. Kh5 Rg8 31. Rf2 Rg5+ 32. Kh6 Rg6+ 33. Kxh7 *", + "Moves": "d7f8", + "MovesSAN": "Nf8#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "r2q1r1k/pp2N3/2p1p1Qp/5p2/8/1P3N2/2P2PPP/6K1 w - - 2 22", + "PGN": "1. e4 e6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Nf6 5. Bg5 h6 6. Bxf6 gxf6 7. Nf3 f5 8. Nc3 Bg7 9. Bc4 Nc6 10. d5 Na5 11. Bb3 Nxb3 12. axb3 O-O 13. O-O exd5 14. Nxd5 Bxb2 15. Re1 c6 16. Ne7+ Kh8 17. Qb1 Bxa1 18. Qxa1+ Kh7 19. Qf6 Be6 20. Rxe6 fxe6 21. Qg6+ Kh8 *", + "Moves": "g6h6", + "MovesSAN": "Qxh6#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "8/7k/3R3p/7K/1B3PP1/P3r3/8/8 b - - 2 40", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. Nf3 Nf6 5. Be2 b6 6. a3 Ba6 7. b4 Qh5 8. Bxa6 Nxa6 9. d3 e6 10. Be3 Bd6 11. Nd4 Qxd1+ 12. Rxd1 O-O 13. O-O Rad8 14. Nc6 Ra8 15. Nb5 Nb8 16. Nxb8 Rfxb8 17. c4 c5 18. Nxd6 Rd8 19. bxc5 bxc5 20. Bxc5 Rac8 21. Ne4 Nxe4 22. dxe4 Rxd1 23. Rxd1 h6 24. Bxa7 Rxc4 25. f3 Ra4 26. Bc5 Kh7 27. Bb4 f5 28. exf5 exf5 29. Rd7 Kg8 30. Rd5 Ra8 31. Rxf5 g5 32. Kf2 Kg7 33. g4 Kg6 34. Rd5 Rc8 35. Rd6+ Kg7 36. Kg3 Re8 37. h4 gxh4+ 38. Kxh4 Re3 39. f4 Kh7 40. Kh5 *", + "Moves": "e3h3", + "MovesSAN": "Rh3#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "2rr2k1/1Q4p1/p2bp2p/1p3p2/1P6/P5Pq/1BP2P1P/R4RK1 w - - 5 24", + "PGN": "1. e4 c5 2. d4 cxd4 3. Qxd4 Nc6 4. Qd1 Nf6 5. Nc3 d6 6. a3 a6 7. Nf3 e6 8. Bd3 h6 9. O-O Be7 10. b4 b5 11. Bb2 O-O 12. Qe2 Bb7 13. e5 Nxe5 14. Nxe5 dxe5 15. Qxe5 Bd6 16. Qe2 Re8 17. Ne4 Nxe4 18. Bxe4 Bxe4 19. Qxe4 f5 20. Qf3 Qh4 21. g3 Qh3 22. Qc6 Red8 23. Qb7 Rac8 *", + "Moves": "b7g7", + "MovesSAN": "Qxg7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "rnb1kb1r/ppp2Npp/8/6q1/2B2n2/8/PPPP1PPP/RNBQ1RK1 b kq - 0 7", + "PGN": "1. e4 e5 2. Bc4 Nf6 3. Nf3 d5 4. exd5 Nxd5 5. Nxe5 Qg5 6. O-O Nf4 7. Nxf7 *", + "Moves": "g5g2", + "MovesSAN": "Qxg2#", + "Themes": "kingsideAttack mate mateIn1 oneMove opening" + }, + { + "FEN": "r1bq1r2/pppn1pk1/3bpn1p/4B1p1/2pP4/2N1P3/PPQ2PPP/RB2K1NR w KQ - 4 12", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Bg5 Be7 5. e3 Nbd7 6. Bd3 O-O 7. Bb1 h6 8. Bh4 dxc4 9. Qc2 g5 10. Bg3 Kg7 11. Be5 Bd6 *", + "Moves": "c2h7", + "MovesSAN": "Qh7#", + "Themes": "mate mateIn1 oneMove opening pin" + }, + { + "FEN": "7Q/2r5/3q2k1/6p1/3Bp1Pp/1P2P2P/8/7K w - - 2 40", + "PGN": "1. d4 Nf6 2. e3 g6 3. Be2 Bg7 4. Bd2 O-O 5. c4 d6 6. Nc3 c6 7. f4 Re8 8. Nf3 Bg4 9. O-O Nbd7 10. b3 Bxf3 11. Bxf3 e5 12. d5 cxd5 13. Nxd5 e4 14. Be2 Nxd5 15. cxd5 Bxa1 16. Qxa1 Qf6 17. Bc3 Qe7 18. f5 Rac8 19. Bd4 b6 20. fxg6 fxg6 21. Bb5 Rf8 22. Bxd7 Qxd7 23. Qb1 Rxf1+ 24. Qxf1 Rf8 25. Qa6 Qf5 26. h3 Qf2+ 27. Kh2 Qf7 28. a4 h5 29. a5 h4 30. axb6 axb6 31. Qxb6 g5 32. Qxd6 Kh7 33. Qc6 Qe7 34. d6 Qe6 35. Qb7+ Rf7 36. Qb8 Rd7 37. Qh8+ Kg6 38. g4 Qxd6+ 39. Kh1 Rc7 *", + "Moves": "h8h5", + "MovesSAN": "Qh5#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "8/1ppkr1p1/p6p/1n6/3r4/6B1/PPQ2PPP/4R1K1 b - - 0 34", + "PGN": "1. e4 e5 2. d4 exd4 3. Bc4 Nc6 4. Nf3 Qe7 5. O-O d6 6. e5 dxe5 7. Re1 Qc5 8. Bxf7+ Kxf7 9. Ng5+ Ke8 10. c3 Bd6 11. Ne4 Qd5 12. Qh5+ Kf8 13. Qf3+ Qf7 14. Qd3 Bf5 15. Qb5 Bxe4 16. Rxe4 Rb8 17. Nd2 Nf6 18. Re1 a6 19. Qe2 Ke7 20. Nf3 h6 21. cxd4 e4 22. Nd2 Nxd4 23. Qd1 Kd7 24. Nxe4 Nxe4 25. Rxe4 Nb5 26. Bf4 Rhe8 27. Bxd6 Rxe4 28. Bg3+ Rd4 29. Qe2 Re8 30. Qc2 Qc4 31. Qh7 Re7 32. Qf5+ Qe6 33. Qc2 Qe1+ 34. Rxe1 *", + "Moves": "e7e1", + "MovesSAN": "Rxe1#", + "Themes": "backRankMate endgame mate mateIn1 oneMove" + }, + { + "FEN": "8/5kp1/p2q1p1p/1p1r4/8/6PP/P3QP2/4R1K1 w - - 0 33", + "PGN": "1. d4 d5 2. c4 e5 3. cxd5 Qxd5 4. e3 exd4 5. Nc3 Bb4 6. Nf3 Qd8 7. exd4 Nf6 8. Qa4+ Nc6 9. Bb5 Bxc3+ 10. bxc3 Bd7 11. O-O O-O 12. Bg5 a6 13. Bxc6 Bxc6 14. Qd1 h6 15. Bxf6 Qxf6 16. Ne5 Rad8 17. Nxc6 Qxc6 18. Qd2 Qd5 19. Rab1 b5 20. Rfe1 c5 21. Rbd1 cxd4 22. cxd4 Rfe8 23. Rxe8+ Rxe8 24. h3 Rd8 25. Qa5 Qd6 26. d5 Rc8 27. Qd2 Rc5 28. Qd3 f6 29. g3 Kf7 30. Qe4 Rc4 31. Qe2 Rc5 32. Re1 Rxd5 *", + "Moves": "e2e8", + "MovesSAN": "Qe8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "6nk/3n2bp/p6N/q1P2p2/3P4/7P/5P1B/5BK1 w - - 0 34", + "PGN": "1. d4 Nf6 2. Nf3 g6 3. Bf4 Bg7 4. e3 d6 5. h3 Bf5 6. Be2 a6 7. c4 Nbd7 8. Nc3 c5 9. Nh4 Be4 10. Nxe4 Nxe4 11. Bd3 Nef6 12. Nf3 cxd4 13. exd4 Rc8 14. O-O O-O 15. Rc1 Re8 16. Re1 Nh5 17. Bh2 Qb6 18. Bf1 Qxb2 19. Rb1 Qxa2 20. Rxb7 Nf8 21. Rbxe7 Rxe7 22. Rxe7 Rd8 23. Ng5 f6 24. Ne4 Rd7 25. Rxd7 Nxd7 26. g4 f5 27. Nxd6 Nhf6 28. gxf5 gxf5 29. c5 Qa5 30. Qb3+ Kh8 31. Nf7+ Kg8 32. Nh6+ Kh8 33. Qg8+ Nxg8 *", + "Moves": "h6f7", + "MovesSAN": "Nf7#", + "Themes": "mate mateIn1 middlegame oneMove smotheredMate" + }, + { + "FEN": "3r1k2/p3ppbp/2p3r1/1q2pp2/5P2/1P4P1/PNP4P/1K1R3R w - - 0 22", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bg5 Qa5 7. Bxf6 gxf6 8. Bb5 Bd7 9. Qd2 Qb6 10. Bxc6 Bxc6 11. Nxc6 bxc6 12. O-O-O Rb8 13. b3 Rg8 14. g3 Rg6 15. Kb1 Bh6 16. f4 Bg7 17. Na4 Qb5 18. Nb2 f5 19. e5 dxe5 20. Qd7+ Kf8 21. Qd8+ Rxd8 *", + "Moves": "d1d8", + "MovesSAN": "Rxd8#", + "Themes": "backRankMate mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r2q1rk1/pb2bpp1/1p2p2p/2p3N1/5PnP/PPN1P2R/1B1P4/RQ2K3 w Q - 0 18", + "PGN": "1. Nf3 Nf6 2. c4 e6 3. Nc3 d5 4. e3 Be7 5. b3 O-O 6. Bb2 c5 7. cxd5 Nxd5 8. h4 Nc6 9. a3 b6 10. Bd3 h6 11. g4 Bb7 12. Rh3 Nf6 13. Qb1 Nxg4 14. Ng5 Nce5 15. Be2 Nf6 16. f4 Neg4 17. Bxg4 Nxg4 *", + "Moves": "b1h7", + "MovesSAN": "Qh7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "5rk1/5p1p/6p1/8/2PQPpbq/1PN5/P5PP/2RB2K1 b - - 0 28", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 d6 5. c4 g6 6. Nxc6 bxc6 7. Be3 c5 8. Nc3 Bg7 9. Qd2 Nf6 10. f3 Rb8 11. Be2 Bd7 12. O-O O-O 13. b3 Nh5 14. Rac1 e6 15. Kh1 Qh4 16. Bf2 Qf4 17. Be3 Qh4 18. Kg1 Be5 19. f4 Bg7 20. Qxd6 Rbd8 21. Qxc5 e5 22. f5 Nf4 23. Bxf4 exf4 24. Qxa7 Bxf5 25. Rfd1 Bg4 26. Qf2 Rxd1+ 27. Bxd1 Bd4 28. Qxd4 *", + "Moves": "h4e1", + "MovesSAN": "Qe1#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1b3k1/b4ppp/2pr4/p1N5/3p4/1N3P2/PPP2P1P/1R2R1K1 w - - 0 20", + "PGN": "1. Nf3 d5 2. Nc3 c5 3. d4 Nc6 4. dxc5 Nf6 5. Bg5 e6 6. Bxf6 Qxf6 7. e3 Bxc5 8. Bb5 O-O 9. Bxc6 bxc6 10. O-O a5 11. Rb1 Ba6 12. Re1 Rfd8 13. Na4 Ba7 14. Nd4 e5 15. Nb3 d4 16. Qf3 Qxf3 17. gxf3 Rd6 18. Nac5 Bc8 19. exd4 exd4 *", + "Moves": "e1e8", + "MovesSAN": "Re8#", + "Themes": "backRankMate mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r2q1rk1/1b1n1pp1/p3p3/1p2P1N1/2p5/P3b1P1/1PQ2PBP/R4RK1 w - - 0 19", + "PGN": "1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. g3 c6 5. Bg2 Be7 6. O-O O-O 7. Nc3 Nbd7 8. Qc2 a6 9. a3 dxc4 10. Ne4 b5 11. Nc3 Bb7 12. e4 h6 13. e5 Nh7 14. Ne4 Ng5 15. Nexg5 hxg5 16. Be3 c5 17. dxc5 Bxc5 18. Nxg5 Bxe3 *", + "Moves": "c2h7", + "MovesSAN": "Qh7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r6k/7p/pn1p1N1B/nppPbq2/8/1PP4P/P1B2P2/6RK w - - 0 26", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. h3 Na5 10. Bc2 c5 11. d4 Nd7 12. d5 Nb6 13. b3 g6 14. Bh6 Re8 15. Nbd2 f5 16. exf5 gxf5 17. Kh1 Bf6 18. g4 e4 19. gxf5 exf3 20. Qxf3 Kh8 21. Rxe8+ Qxe8 22. Ne4 Be5 23. Rg1 Bxf5 24. Qxf5 Qd7 25. Nf6 Qxf5 *", + "Moves": "h6g7", + "MovesSAN": "Bg7#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "B5k1/p4rNp/3p2p1/5p2/1qb4Q/4P3/PP3PPP/R1B3K1 b - - 0 18", + "PGN": "1. d4 d6 2. c4 g6 3. Nc3 Bg7 4. Nf3 Nc6 5. e3 e5 6. dxe5 Nxe5 7. Be2 Ne7 8. O-O Be6 9. Qb3 Nxf3+ 10. Bxf3 O-O 11. Qxb7 f5 12. Nb5 Bxc4 13. Nxc7 Bxf1 14. Ne6 Qb8 15. Qxe7 Rf7 16. Qh4 Bc4 17. Nxg7 Qb4 18. Bxa8 *", + "Moves": "b4e1", + "MovesSAN": "Qe1#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1b2r1k/pppp2p1/3q2p1/8/2B5/5Q2/PPP3PP/R3K2R w KQ - 0 19", + "PGN": "1. d4 e5 2. dxe5 Bc5 3. Nf3 f6 4. Nc3 Nc6 5. Ne4 Bb6 6. Bf4 fxe5 7. Nxe5 Nf6 8. Nxf6+ Qxf6 9. Nxc6 Qxf4 10. e3 Qf7 11. Ne5 Qf6 12. f4 Bxe3 13. Qf3 Bxf4 14. Nd3 Qe6+ 15. Be2 O-O 16. Nxf4 Qd6 17. Bc4+ Kh8 18. Ng6+ hxg6 *", + "Moves": "f3h3", + "MovesSAN": "Qh3#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "4r1k1/2q2p1p/5Pp1/3PbbP1/8/PN3Q2/K6P/2NR3R b - - 0 29", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Be7 8. Qf3 Qc7 9. Bd3 Nbd7 10. O-O-O O-O 11. f5 e5 12. Nb3 b5 13. Bxf6 Nxf6 14. g4 b4 15. Ne2 d5 16. exd5 e4 17. Bxe4 Nxe4 18. Qxe4 a5 19. Kb1 Bd6 20. Ned4 Bd7 21. g5 a4 22. Nc1 b3 23. cxb3 axb3 24. a3 Rfe8 25. Qf3 Be5 26. Ndxb3 g6 27. f6 Bf5+ 28. Ka2 Rxa3+ 29. bxa3 *", + "Moves": "c7c2", + "MovesSAN": "Qc2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1bqkb1r/1p1pn1pp/p2p4/1N2p3/4p3/1P3N2/1PP2PPP/R1BQK2R w KQkq - 0 11", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Nc3 f6 4. Bc4 Nge7 5. d4 a6 6. d5 Na5 7. Bb3 Nxb3 8. axb3 f5 9. Nb5 fxe4 10. d6 cxd6 *", + "Moves": "b5d6", + "MovesSAN": "Nxd6#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "3kB3/pq3ppp/1n1p4/B5P1/5n1P/1Q6/1P3P2/R5K1 b - - 0 31", + "PGN": "1. e4 d6 2. d4 Nf6 3. Bd3 c6 4. Nf3 Qa5+ 5. c3 Bg4 6. Nbd2 Nbd7 7. O-O e5 8. Nc4 Qc7 9. Re1 Be7 10. h3 Bh5 11. Ncd2 b5 12. g4 Bg6 13. Nh4 Bxe4 14. Nxe4 Nxe4 15. Nf5 Ng5 16. Kg2 Bf6 17. h4 Ne6 18. g5 Be7 19. Nxe7 Kxe7 20. Qb3 Rae8 21. a4 Kd8 22. axb5 cxb5 23. Bxb5 exd4 24. Qd5 Nb6 25. Qb3 Nd7 26. Bd2 dxc3 27. Bxc3 Qb7+ 28. Kg1 Nf4 29. Ba5+ Nb6 30. Rxe8+ Rxe8 31. Bxe8 *", + "Moves": "b7g2", + "MovesSAN": "Qg2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "7k/7p/p2p3b/1p2p1q1/4B3/2PK3Q/PP1R4/8 b - - 0 34", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Bxf6 gxf6 10. Nd5 f5 11. c3 Rb8 12. exf5 Bxf5 13. Nc2 Bg6 14. h4 Bh6 15. h5 Be4 16. Nce3 Bxd5 17. Nxd5 O-O 18. Bd3 Kh8 19. g4 Ne7 20. Be4 f5 21. gxf5 Nxf5 22. Qg4 Ne7 23. Qe6 Ng8 24. Ke2 Qg5 25. Rad1 Nf6 26. Nxf6 Rxf6 27. Qh3 Rbf8 28. Rhf1 Rf4 29. Qg2 Qxh5+ 30. Kd3 Rxf2 31. Qh1 Qg5 32. Rxf2 Rxf2 33. Qh3 Rd2+ 34. Rxd2 *", + "Moves": "g5d2", + "MovesSAN": "Qxd2#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "6r1/1p5k/8/1n1pPp1b/p1pP4/q1P4R/2P1B2K/6R1 w - - 0 35", + "PGN": "1. e4 e6 2. d4 c6 3. Nc3 d5 4. e5 Ne7 5. f4 c5 6. Nf3 c4 7. Be3 Nbc6 8. Qd2 Ng6 9. Be2 Bb4 10. h4 Qa5 11. h5 Nge7 12. g4 Bd7 13. a3 O-O 14. Kf2 Bxc3 15. bxc3 a6 16. Rag1 Na7 17. g5 Nf5 18. Nh4 Nxe3 19. Qxe3 Nb5 20. Rh3 Qxa3 21. g6 h6 22. gxf7+ Rxf7 23. Rhg3 a5 24. Ng6 a4 25. f5 Rxf5+ 26. Kg2 Be8 27. Ne7+ Kf7 28. Nxf5 exf5 29. Kh2 g5 30. hxg6+ Kg7 31. Qxh6+ Kxh6 32. g7 Bh5 33. Rh3 Kh7 34. g8=Q+ Rxg8 *", + "Moves": "h3h5", + "MovesSAN": "Rxh5#", + "Themes": "hangingPiece master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "rn2k3/pp1b3p/3Bpnr1/2P2p2/8/2PBQP2/2KP2PP/q3R1NR b q - 2 18", + "PGN": "1. c4 Nf6 2. Nc3 e6 3. e4 Bb4 4. e5 Bxc3 5. bxc3 Ne4 6. Qg4 f5 7. Qxg7 Rf8 8. Ba3 d6 9. exd6 cxd6 10. f3 Nf6 11. O-O-O Rg8 12. Qh6 Rg6 13. Qe3 Qa5 14. Bxd6 Qxa2 15. Bd3 Bd7 16. Re1 Qa6 17. c5 Qa1+ 18. Kc2 *", + "Moves": "d7a4", + "MovesSAN": "Ba4#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2kr3r/ppq3bp/2n2p2/6p1/2N1p1n1/1NP1B3/PP2QPPP/3R1RK1 b - - 1 21", + "PGN": "1. e4 e5 2. Nf3 d5 3. Nxe5 Qe7 4. d4 f6 5. Nf3 dxe4 6. Nfd2 Bf5 7. Bc4 Nc6 8. c3 O-O-O 9. O-O Nh6 10. Nb3 Ne5 11. Be2 g5 12. Qe1 Nc6 13. Be3 Qd6 14. N1d2 Bg7 15. Nc4 Qd7 16. Rd1 Bg4 17. d5 Ne7 18. d6 Nc6 19. dxc7 Qxc7 20. Bxg4+ Nxg4 21. Qe2 *", + "Moves": "c7h2", + "MovesSAN": "Qxh2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3r2k1/5p1p/6p1/4b3/R7/7P/5PP1/3B2K1 b - - 0 37", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nxc6 bxc6 6. Bd3 d5 7. exd5 cxd5 8. O-O Be7 9. c4 c6 10. Nc3 O-O 11. Bf4 Be6 12. cxd5 cxd5 13. Re1 Qb6 14. Qd2 d4 15. Ne4 Nxe4 16. Rxe4 Bf6 17. Re2 Rac8 18. h3 Rfd8 19. Rae1 Bxa2 20. b4 Be6 21. b5 g6 22. Ra1 Rc3 23. Ra6 Qb7 24. Bg3 Bg7 25. Re1 Bc4 26. Be4 Qxb5 27. Rxa7 d3 28. Qf4 d2 29. Rd1 Qb2 30. Qc7 Bf6 31. Be5 Rc1 32. Bf3 Rxd1+ 33. Bxd1 Qxe5 34. Qxe5 Bxe5 35. Ra4 Bb3 36. Bxb3 d1=Q+ 37. Bxd1 *", + "Moves": "d8d1", + "MovesSAN": "Rxd1#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "R3R3/1n3ppk/7p/3p1P2/1Pp5/7P/2qB1P2/4K3 w - - 0 34", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 b5 5. Bb3 Bc5 6. c3 Ba7 7. d3 h6 8. Nbd2 d6 9. Nf1 Nf6 10. h3 O-O 11. g4 Na5 12. Bc2 c5 13. Ng3 Nh7 14. Nf5 Bxf5 15. gxf5 c4 16. Rg1 Kh8 17. d4 exd4 18. Nxd4 Qh4 19. Rg3 Rfe8 20. b4 Nb7 21. a4 d5 22. axb5 Bxd4 23. Qxd4 Nf6 24. Rxa6 Rad8 25. e5 Rxe5+ 26. Qxe5 Re8 27. Qxe8+ Nxe8 28. Ra8 Nd6 29. Re3 Qf6 30. b6 Kh7 31. b7 Nxb7 32. Rexe8 Qxc3+ 33. Bd2 Qxc2 *", + "Moves": "e8h8", + "MovesSAN": "Rh8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "5k2/1q2nr1p/p2Qp1p1/8/2PBb3/8/P5PP/3R2K1 w - - 0 29", + "PGN": "1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. c4 Nc6 6. Be3 Nge7 7. Nc3 Nxd4 8. Bxd4 Nc6 9. Be3 g6 10. Qd2 Bg7 11. Be2 O-O 12. O-O b6 13. Rfd1 Ne7 14. Rac1 Ra7 15. Qd6 Rb7 16. Na4 f5 17. Bxb6 Qe8 18. Nc5 Bxb2 19. Nxb7 Bxc1 20. Rxc1 Bxb7 21. Bc5 Rf7 22. Rd1 Bc6 23. f3 fxe4 24. fxe4 Qc8 25. Bf3 Qb7 26. Bd4 Kf8 27. Bg4 Bxe4 28. Bxe6 dxe6 *", + "Moves": "d6d8", + "MovesSAN": "Qd8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1bqkbnr/ppp1p3/2n3pp/4Np1Q/3P4/2N5/PPP3PP/R1B1KB1R w KQkq - 0 8", + "PGN": "1. d4 d5 2. e4 dxe4 3. Nc3 f5 4. f3 exf3 5. Nxf3 h6 6. Ne5 Nc6 7. Qh5+ g6 *", + "Moves": "h5g6", + "MovesSAN": "Qxg6#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "3RQ3/1p3p1k/p1q3pp/P7/8/4P1PP/5P1K/2r5 w - - 1 35", + "PGN": "1. Nf3 d5 2. d4 Nf6 3. Bf4 c5 4. c3 Bg4 5. e3 e6 6. Be2 Nc6 7. h3 Bh5 8. Nbd2 Be7 9. O-O O-O 10. a4 h6 11. Ne5 Bxe2 12. Qxe2 Nxe5 13. Bxe5 Nd7 14. Bh2 a6 15. Nf3 Rc8 16. Rac1 Nb6 17. dxc5 Bxc5 18. a5 Nd7 19. b4 Be7 20. Rfd1 Qe8 21. Ne5 Bd6 22. Nxd7 Bxh2+ 23. Kxh2 Qxd7 24. c4 Qd6+ 25. Kg1 Qxb4 26. cxd5 exd5 27. Rxc8 Rxc8 28. Rxd5 Rc5 29. Rd8+ Kh7 30. Qd3+ g6 31. Qd7 Rc1+ 32. Kh2 Qc4 33. Qe8 Qc7+ 34. g3 Qc6 *", + "Moves": "e8f7", + "MovesSAN": "Qxf7#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "5rk1/ppp5/2b1R2p/6p1/3P1r2/P1PB4/1P3P1P/5RK1 b - - 0 25", + "PGN": "1. e4 e6 2. d4 d5 3. Qd3 dxe4 4. Qxe4 Nc6 5. c3 Nf6 6. Qh4 Be7 7. Bg5 Nd5 8. Bxe7 Qxe7 9. Qxe7+ Ndxe7 10. Nf3 O-O 11. Bd3 f5 12. Nbd2 Nd5 13. O-O Rf6 14. a3 Rg6 15. g3 Bd7 16. Nh4 Rf6 17. Ndf3 h6 18. Rfe1 Raf8 19. Ne5 Nxe5 20. Rxe5 g5 21. Ng2 f4 22. gxf4 Nxf4 23. Nxf4 Rxf4 24. Rf1 Bc6 25. Rxe6 *", + "Moves": "f4g4", + "MovesSAN": "Rg4#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "1k1r4/ppp5/3b4/3qpp2/1P5Q/P2P4/1B3Pp1/2R3K1 w - - 0 30", + "PGN": "1. c4 e5 2. g3 d5 3. cxd5 Qxd5 4. Nf3 Nc6 5. Nc3 Qd8 6. Bg2 Be6 7. O-O f6 8. a3 Qd7 9. b4 O-O-O 10. Bb2 g5 11. Qa4 Kb8 12. d3 Nge7 13. Rfd1 Nd5 14. Rac1 Nb6 15. Qc2 g4 16. Nd2 Nd4 17. Qb1 Nd5 18. Nde4 f5 19. Nxd5 Bxd5 20. Nf6 Qf7 21. Nxd5 Nxe2+ 22. Kf1 Nxc1 23. Rxc1 Bd6 24. Qa2 h5 25. Qc4 h4 26. gxh4 Rxh4 27. h3 gxh3 28. Qxh4 hxg2+ 29. Kg1 Qxd5 *", + "Moves": "h4d8", + "MovesSAN": "Qxd8#", + "Themes": "endgame hangingPiece mate mateIn1 oneMove queensideAttack" + }, + { + "FEN": "r2q1rk1/pp1b1pbp/6P1/3p4/3pP1P1/8/PPP4Q/3RKBR1 w - - 0 19", + "PGN": "1. e4 g6 2. d4 Bg7 3. Be3 d6 4. Nc3 Nf6 5. f4 O-O 6. h3 Nh5 7. Nge2 e5 8. g4 Nxf4 9. dxe5 Nxe2 10. Qxe2 dxe5 11. Rd1 Bd7 12. h4 Qc8 13. Rg1 Nc6 14. h5 Nd4 15. Bxd4 exd4 16. Nd5 Qd8 17. Qh2 c6 18. hxg6 cxd5 *", + "Moves": "h2h7", + "MovesSAN": "Qxh7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "5r1k/6bp/pp4p1/2pq1pN1/P2n3Q/1P1P3P/1BP1r1P1/1R3R1K b - - 3 27", + "PGN": "1. e4 c5 2. Bc4 Nc6 3. Nc3 g6 4. d3 Bg7 5. Nge2 Nf6 6. O-O O-O 7. f4 d6 8. h3 a6 9. a4 b6 10. Ng3 Bb7 11. f5 Ne5 12. Bb3 Kh8 13. Qe2 d5 14. exd5 Nxd5 15. Bxd5 Bxd5 16. Nce4 Rc8 17. Rb1 Nc6 18. b3 Nd4 19. Qf2 Qd7 20. f6 exf6 21. Nxf6 Qd8 22. Nxd5 Qxd5 23. Bb2 Rce8 24. Kh1 Re6 25. Ne4 f5 26. Ng5 Re2 27. Qh4 *", + "Moves": "d5g2", + "MovesSAN": "Qxg2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "6rk/8/7p/1q6/8/4Q2P/1P3PPK/8 w - - 0 37", + "PGN": "1. e4 e5 2. Nc3 Nc6 3. Nf3 Nf6 4. d4 exd4 5. Nxd4 Nxd4 6. Qxd4 Be7 7. Bc4 O-O 8. O-O d6 9. Bg5 Be6 10. Bxe6 fxe6 11. e5 Nd7 12. Bxe7 Qxe7 13. exd6 cxd6 14. Rad1 d5 15. Rfe1 Rae8 16. Nxd5 Qg5 17. Nc7 Re7 18. Rxe6 Nb6 19. Rxe7 Qxe7 20. Nd5 Nxd5 21. Qxd5+ Kh8 22. Qd4 Qe2 23. Rf1 Qxc2 24. h3 a6 25. Re1 h6 26. Re7 Rg8 27. Rxb7 Qb1+ 28. Kh2 Qxa2 29. Rb6 Kh7 30. Qd3+ Kh8 31. Qc3 Kh7 32. Qb3 Qa5 33. Qd3+ Kh8 34. Rxa6 Qg5 35. Qe3 Qb5 36. Rxh6+ gxh6 *", + "Moves": "e3h6", + "MovesSAN": "Qxh6#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "8/ppb1r3/8/5R2/PP6/2B5/1KP1p3/3k4 w - - 0 43", + "PGN": "1. e4 e6 2. b3 d5 3. Bb2 dxe4 4. Nc3 Nf6 5. g4 h6 6. Bg2 Bb4 7. Nxe4 Nxe4 8. Bxe4 O-O 9. Qe2 c5 10. O-O-O Nc6 11. Nf3 Ba5 12. h4 f5 13. gxf5 exf5 14. Bd3 Nd4 15. Nxd4 cxd4 16. Qf3 Qf6 17. Rdg1 Be6 18. h5 Rad8 19. Rg6 Qe5 20. Rhg1 Rf7 21. Rxh6 Bd5 22. Qg3 Qxg3 23. Rxg3 Be4 24. Bxe4 fxe4 25. Rhg6 Rdd7 26. h6 Kh7 27. hxg7 Kg8 28. Rh3 Rxg7 29. Rxg7+ Kxg7 30. Rg3+ Kf6 31. Rg4 Kf5 32. Rh4 Bb6 33. Rh5+ Kf4 34. Rh4+ Kf3 35. a4 Re7 36. Rh5 Kxf2 37. Rf5+ Ke2 38. b4 e3 39. dxe3 dxe3 40. Kb1 Bc7 41. Bc3 Kd1 42. Kb2 e2 *", + "Moves": "f5d5", + "MovesSAN": "Rd5#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "r2n1rk1/1bp1b1pp/p2pN3/3P2P1/q6P/2Q4B/PPP2P2/R3K2R w KQ - 1 19", + "PGN": "1. d4 f5 2. g4 e6 3. Nc3 Nc6 4. e4 fxe4 5. Nxe4 Nf6 6. Bg5 Be7 7. Nc3 a6 8. h4 b5 9. Bg2 Bb7 10. Qd2 d6 11. Bxf6 Bxf6 12. Nge2 Qd7 13. g5 Be7 14. Bh3 O-O 15. Nf4 Nd8 16. d5 b4 17. Nxe6 bxc3 18. Qxc3 Qa4 *", + "Moves": "c3g7", + "MovesSAN": "Qxg7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3rBbnr/p1p1q1pp/Q7/1P2kp2/2Pp2b1/P2p2P1/3NPP1P/RN2K2R w KQ - 6 17", + "PGN": "1. c4 e5 2. g3 d5 3. Bg2 d4 4. Nf3 Nc6 5. d3 Bg4 6. a3 Qe7 7. b4 O-O-O 8. b5 Na5 9. Qa4 b6 10. Bd2 f5 11. Bxa5 bxa5 12. Qxa5 e4 13. Nfd2 exd3 14. Qa6+ Kd7 15. Bc6+ Ke6 16. Be8+ Ke5 *", + "Moves": "f2f4", + "MovesSAN": "f4#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r6k/pp4p1/3P3p/3N4/1PQ1n3/8/P5PP/6RK b - - 0 28", + "PGN": "1. e4 d5 2. exd5 Nf6 3. d4 Nxd5 4. c4 Nf6 5. Nf3 Bg4 6. Be2 Nc6 7. d5 Nb8 8. O-O e6 9. Ng5 Bxe2 10. Qxe2 h6 11. Ne4 e5 12. f4 Nxe4 13. Qxe4 Bc5+ 14. Kh1 O-O 15. fxe5 Re8 16. Nc3 Nd7 17. Bf4 Bd6 18. Rae1 Nc5 19. Qf5 Be7 20. d6 Bg5 21. Bxg5 Qxg5 22. Qxf7+ Kh8 23. Qxc7 Rxe5 24. Rxe5 Qxe5 25. Nd5 Qe2 26. Rg1 Qxc4 27. b4 Ne4 28. Qxc4 *", + "Moves": "e4f2", + "MovesSAN": "Nf2#", + "Themes": "endgame mate mateIn1 oneMove smotheredMate" + }, + { + "FEN": "3r1r1k/pp2Np1p/4p1b1/6B1/2B5/8/P4PP1/2b1K3 w - - 0 23", + "PGN": "1. e4 d5 2. exd5 c6 3. Nf3 cxd5 4. d4 Nf6 5. c4 g6 6. Nc3 Bg7 7. Bg5 dxc4 8. Bxc4 O-O 9. Ne5 Bf5 10. h4 Nbd7 11. Nxd7 Qxd7 12. h5 Nxh5 13. Rxh5 gxh5 14. Qxh5 Bg6 15. Qe2 Qxd4 16. Rd1 Qe5 17. Be3 Rad8 18. Nd5 e6 19. Ne7+ Kh8 20. Rc1 Qxb2 21. Qxb2 Bxb2 22. Bg5 Bxc1 *", + "Moves": "g5f6", + "MovesSAN": "Bf6#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3r1k2/2r2pp1/b1p4p/4PN2/P1P1N3/4K2P/3R2P1/8 w - - 5 36", + "PGN": "1. e4 e5 2. Nf3 d6 3. d4 exd4 4. Nxd4 c5 5. Nb3 Nc6 6. Bc4 Nf6 7. O-O Be7 8. Re1 Ne5 9. Bd5 O-O 10. f4 Nc6 11. Bxc6 bxc6 12. e5 dxe5 13. Qxd8 Rxd8 14. fxe5 Nd5 15. N1d2 Bf5 16. c4 Nb4 17. Rf1 Bg6 18. Nf3 a5 19. Be3 Nc2 20. Bxc5 Bxc5+ 21. Nxc5 Nxa1 22. Rxa1 a4 23. a3 Rdb8 24. Ra2 h6 25. Nd4 Rc8 26. b3 axb3 27. Ndxb3 Kf8 28. a4 Ke7 29. Rd2 Rc7 30. Nd4 Rd8 31. Kf2 Bh5 32. Ke3 Bg4 33. h3 Bc8 34. Ne4 Ba6 35. Nf5+ Kf8 *", + "Moves": "d2d8", + "MovesSAN": "Rxd8#", + "Themes": "endgame hangingPiece mate mateIn1 oneMove" + }, + { + "FEN": "3r1rk1/2p4p/p1b1p1p1/1p2P3/1P1P1n2/P1N3B1/2B4P/R3R1K1 b - - 5 30", + "PGN": "1. f4 d5 2. d4 Nf6 3. e3 e6 4. Nf3 Bb4+ 5. c3 Bd6 6. a3 O-O 7. b4 Nc6 8. Bd3 a6 9. c4 dxc4 10. Bxc4 b5 11. Bd3 Bb7 12. O-O Ne7 13. Ne5 Bxe5 14. fxe5 Nfd5 15. Qc2 g6 16. Nc3 Nf5 17. Nd1 Nfe7 18. Qf2 Kg7 19. e4 Nb6 20. Qf6+ Kg8 21. Bh6 Nf5 22. Qxd8 Raxd8 23. exf5 Rfe8 24. fxg6 fxg6 25. Be3 Nd5 26. Bf2 Nf4 27. Bc2 Bxg2 28. Re1 Rf8 29. Nc3 Bc6 30. Bg3 *", + "Moves": "f4h3", + "MovesSAN": "Nh3#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2r2bk1/Q4p1p/6p1/2PN4/3Pp1q1/6N1/R4PPP/5K1R b - - 0 34", + "PGN": "1. d4 d5 2. c4 e6 3. c5 c6 4. Nc3 Nf6 5. Bf4 Nbd7 6. e3 Be7 7. Bd3 b6 8. b4 b5 9. a4 bxa4 10. Qxa4 a6 11. Qxc6 Ra7 12. Qa4 O-O 13. b5 Nh5 14. b6 Ra8 15. Bc7 Qe8 16. Qc6 Ne5 17. Qxa8 Nxd3+ 18. Ke2 Nb4 19. b7 Qd7 20. bxc8=Q Rxc8 21. Qb7 Nc2 22. Ra2 Nxd4+ 23. exd4 Rxc7 24. Qxa6 Nf4+ 25. Kf3 e5 26. Nge2 e4+ 27. Kxf4 Rc6 28. Qa8+ Bf8 29. Ke3 Rc8 30. Qa7 Qf5 31. Ng3 Qg5+ 32. Ke2 Qg4+ 33. Kf1 g6 34. Nxd5 *", + "Moves": "g4d1", + "MovesSAN": "Qd1#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2kr4/1pp2p1p/p2P4/2b5/8/PQPp1BqP/1P4P1/R4K1R b - - 0 23", + "PGN": "1. e4 Nf6 2. d3 d5 3. f3 dxe4 4. fxe4 e5 5. Nf3 Nc6 6. a3 Bg4 7. Be2 Bc5 8. Nc3 Bxf3 9. Bxf3 Qd4 10. Qe2 g5 11. Nb5 Qd7 12. h3 a6 13. Nc3 Nd4 14. Qd1 O-O-O 15. Bxg5 Qe6 16. Nd5 Nxd5 17. exd5 Qg6 18. Bxd8 Qg3+ 19. Kf1 Rxd8 20. c3 Nb3 21. d4 exd4 22. Qxb3 d3 23. d6 *", + "Moves": "g3f2", + "MovesSAN": "Qf2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/8/5p2/4pb2/5k1p/1p3P2/1B3K2/8 w - - 4 61", + "PGN": "1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. Nf3 c5 6. Bb5 a6 7. Bxd7+ Bxd7 8. O-O Nc6 9. Bg5 Qb6 10. Na4 Qc7 11. Nxc5 Bxc5 12. dxc5 Nxe5 13. b4 Nc6 14. Re1 h6 15. Bh4 Nxb4 16. c3 Nc6 17. Bg3 Qd8 18. Nd4 O-O 19. Bd6 Re8 20. Qh5 b6 21. Re3 bxc5 22. Bxc5 Qf6 23. Nxc6 Bxc6 24. Bd4 Qg6 25. Qe5 f6 26. Qc7 Rac8 27. Qa7 Bb5 28. Rg3 Qf7 29. Qxf7+ Kxf7 30. a4 Bd7 31. h3 e5 32. Bb6 Rc4 33. Ba5 Bxa4 34. Bb4 Bb5 35. Rd1 d4 36. Ba5 dxc3 37. Bxc3 Rec8 38. Ba5 Rc1 39. Rxc1 Rxc1+ 40. Kh2 Ra1 41. Bc3 Ra2 42. Kg1 a5 43. Re3 a4 44. Bb4 Ra1+ 45. Kh2 Rf1 46. f3 Ke6 47. Rc3 Rf2 48. Kg3 Rb2 49. Ba3 Rb3 50. Rxb3 axb3 51. Kf2 Kf5 52. Ke3 Bc4 53. Bb2 g5 54. g3 h5 55. Kf2 h4 56. gxh4 gxh4 57. Ke3 Bf1 58. Kf2 Bxh3 59. Kg1 Kf4 60. Kf2 Bf5 *", + "Moves": "b2c1", + "MovesSAN": "Bc1#", + "Themes": "bishopEndgame endgame mate mateIn1 oneMove" + }, + { + "FEN": "3r2k1/p3q1p1/1pB4p/1P6/P1Pp4/3P2Pb/4PK2/R2QR3 b - - 0 22", + "PGN": "1. c4 e5 2. Nc3 Bc5 3. g3 Nc6 4. Bg2 Nf6 5. Nf3 O-O 6. O-O d6 7. d3 Be6 8. Bg5 h6 9. Bxf6 Qxf6 10. Ne4 Qe7 11. Nxc5 dxc5 12. a3 Nd4 13. Nxe5 c6 14. Nf3 Rad8 15. Nxd4 cxd4 16. b4 b6 17. Bxc6 f5 18. b5 f4 19. a4 Bh3 20. Re1 fxg3 21. hxg3 Rxf2 22. Kxf2 *", + "Moves": "e7e3", + "MovesSAN": "Qe3#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3r1rk1/p2q1ppp/1p2bn2/2b3P1/7Q/P1p1P1NP/2P2PB1/R1B1KN1R b KQ - 0 22", + "PGN": "1. d3 e5 2. e3 d5 3. b3 Nc6 4. Bb2 Nf6 5. g3 Bd6 6. Bg2 Be6 7. Ne2 Qd7 8. h3 Rd8 9. Nd2 O-O 10. a3 Ne7 11. g4 c5 12. Nf1 e4 13. Neg3 exd3 14. Qxd3 c4 15. bxc4 dxc4 16. Qc3 Ned5 17. Qd4 b6 18. g5 Bc5 19. Qh4 c3 20. Bc1 Nf4 21. Bf3 Ng2+ 22. Bxg2 *", + "Moves": "d7d1", + "MovesSAN": "Qd1#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "4r3/p4p2/1kp4p/8/1P1P4/2q5/P4KP1/R4Q1R b - - 4 33", + "PGN": "1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nf3 Nd7 8. Bd3 Bxd3 9. Qxd3 e6 10. Bf4 Qa5+ 11. c3 Ngf6 12. Ne4 Nxe4 13. Qxe4 Nf6 14. Qd3 Be7 15. h5 Nxh5 16. Be5 Nf6 17. Ng5 Ng4 18. Bxg7 Rg8 19. Nxe6 Nxf2 20. Qh7 Kd7 21. Nc5+ Bxc5 22. Qf5+ Kc7 23. Be5+ Kb6 24. dxc5+ Ka6 25. b4 Qa3 26. Kxf2 Qb2+ 27. Ke3 Rad8 28. Qf1+ b5 29. cxb6+ Kxb6 30. Bd4+ Rxd4 31. cxd4 Qc3+ 32. Ke2 Re8+ 33. Kf2 *", + "Moves": "c3e3", + "MovesSAN": "Qe3#", + "Themes": "dovetailMate endgame mate mateIn1 oneMove" + }, + { + "FEN": "r2r4/4nppp/1pn1pk2/b7/8/3BBN2/PP3PPP/2KR3R w - - 4 18", + "PGN": "1. e4 c5 2. d4 cxd4 3. c3 Nc6 4. cxd4 d5 5. exd5 Qxd5 6. Nc3 Qxd4 7. Qxd4 Nxd4 8. Bd3 e6 9. Be3 Nc6 10. O-O-O Bb4 11. Nb5 Ba5 12. Nd6+ Ke7 13. Bc5 b6 14. Nxc8+ Kf6 15. Nxb6 axb6 16. Be3 Nge7 17. Nf3 Rhd8 *", + "Moves": "e3g5", + "MovesSAN": "Bg5#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/pk4r1/3Q4/8/2q5/2P1BK2/1P3P1P/8 b - - 3 53", + "PGN": "1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Bb4 6. e5 Nd5 7. Qg4 g6 8. a3 Qa5 9. axb4 Qxb4 10. Ra4 Qb6 11. Nxd5 exd5 12. Nb5 O-O 13. Be3 Qc6 14. Bd3 d6 15. Qd4 dxe5 16. Qxe5 d4 17. Qxd4 Qxg2 18. Be4 Qh3 19. Nc7 Bd7 20. Nxa8 Bxa4 21. Qxa4 Nc6 22. Bxc6 bxc6 23. Qxc6 Rc8 24. Nc7 Qf5 25. Qd6 Qa5+ 26. c3 Rxc7 27. Qd8+ Kg7 28. Bd4+ f6 29. Qxf6+ Kg8 30. Qh8+ Kf7 31. Qxh7+ Ke6 32. Qxg6+ Kd7 33. Qf7+ Kc8 34. Qe8+ Kb7 35. Kd2 Qg5+ 36. Qe3 Qd5 37. Rg1 Qb3 38. Kc1 Qa2 39. Rg7 Qa1+ 40. Kc2 Qa4+ 41. Kb1 Qd1+ 42. Qc1 Qd3+ 43. Qc2 Qf1+ 44. Qc1 Qd3+ 45. Ka2 Qa6+ 46. Kb3 Qb5+ 47. Kc2 Qe2+ 48. Qd2 Qe4+ 49. Kd1 Qb1+ 50. Ke2 Qe4+ 51. Be3 Rxg7 52. Qd6 Qc4+ 53. Kf3 *", + "Moves": "c4g4", + "MovesSAN": "Qg4#", + "Themes": "dovetailMate endgame master mate mateIn1 oneMove" + }, + { + "FEN": "3r3k/4r1bp/1p3q1n/1PP1p1p1/3pN3/1Q1B1PPn/7P/3RR1BK b - - 3 40", + "PGN": "1. Nf3 Nf6 2. d4 d6 3. Nc3 Nbd7 4. e4 e5 5. Be2 exd4 6. Nxd4 g6 7. O-O Bg7 8. Be3 O-O 9. f3 Re8 10. Qd2 c6 11. Rad1 d5 12. exd5 cxd5 13. Nb3 Nb6 14. Kh1 Be6 15. Nd4 Rc8 16. b3 a6 17. a4 Qc7 18. Nb1 Nbd7 19. c4 Ne5 20. Nxe6 fxe6 21. c5 Rcd8 22. b4 Nf7 23. Rfe1 e5 24. Bf1 d4 25. Bf2 Nd5 26. Bc4 Kh8 27. Qa2 Qd7 28. Qb3 Re7 29. b5 axb5 30. axb5 Nf4 31. Bg3 Nh5 32. Bh4 g5 33. Bf2 Nf4 34. Nd2 Nh6 35. Ne4 Qf5 36. Nd6 Qg6 37. g3 Nh3 38. Bg1 b6 39. Bd3 Qf6 40. Ne4 *", + "Moves": "f6f3", + "MovesSAN": "Qxf3#", + "Themes": "kingsideAttack master masterVsMaster mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r4r1k/4b1pp/2p5/2Pqpp2/pPNp4/3P2Pb/3NPP1P/1R1QR1K1 b - - 2 20", + "PGN": "1. Nf3 Nf6 2. c4 e6 3. g3 d5 4. Bg2 d4 5. O-O c5 6. d3 Nc6 7. Bg5 Be7 8. Nbd2 O-O 9. a3 a5 10. Rb1 e5 11. Bxf6 Bxf6 12. Ne1 Be7 13. Nc2 Kh8 14. Bxc6 bxc6 15. b4 cxb4 16. axb4 a4 17. Na3 Bh3 18. Re1 f5 19. c5 Qd5 20. Nac4 *", + "Moves": "d5g2", + "MovesSAN": "Qg2#", + "Themes": "master masterVsMaster mate mateIn1 middlegame oneMove" + }, + { + "FEN": "rn1qkb1r/3ppppp/5n2/1NpP4/8/8/PP2QPPP/R1B1K1NR w KQkq - 2 10", + "PGN": "1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. Nc3 axb5 6. e4 Ba6 7. Bxb5 Bxb5 8. Nxb5 Nxe4 9. Qe2 Nf6 *", + "Moves": "b5d6", + "MovesSAN": "Nd6#", + "Themes": "mate mateIn1 oneMove opening pin smotheredMate" + }, + { + "FEN": "8/q4Q2/2n4p/2k5/p1NpKp2/P7/7P/8 w - - 4 46", + "PGN": "1. c4 c5 2. Nc3 Nc6 3. g3 Nf6 4. Bg2 g6 5. Nf3 Bg7 6. O-O O-O 7. d3 d6 8. Bg5 h6 9. Bxf6 Bxf6 10. a3 a6 11. Rb1 Rb8 12. Ne4 Bg7 13. b4 b6 14. bxc5 bxc5 15. Rxb8 Nxb8 16. Qb3 Bd7 17. Rb1 Bc6 18. Ned2 Nd7 19. Ne1 Bxg2 20. Kxg2 Qa5 21. Nef3 Rb8 22. Qa2 Rxb1 23. Nxb1 Qb6 24. Nbd2 Kf8 25. Nb3 Ke8 26. Kf1 Kd8 27. Ke1 Nb8 28. Kd2 Nc6 29. e3 a5 30. Kc2 Kc7 31. Nc1 Qb7 32. Ne2 a4 33. d4 Na5 34. Nd2 cxd4 35. exd4 Nc6 36. Kd3 Qa7 37. c5 dxc5 38. Qxf7 Bxd4 39. f4 g5 40. Qc4 gxf4 41. gxf4 e5 42. Ke4 exf4 43. Nxd4 cxd4 44. Qf7+ Kb6 45. Nc4+ Kc5 *", + "Moves": "f7d5", + "MovesSAN": "Qd5#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "R3bk2/8/5K2/1R3PB1/2p1r2P/2Pr4/8/8 b - - 2 51", + "PGN": "1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Bc4 c5 8. Ne2 O-O 9. Rb1 Qa5 10. Bd2 Nc6 11. O-O Qc7 12. Rc1 b6 13. Be3 e6 14. e5 Bb7 15. Nf4 Rac8 16. Qg4 h5 17. Qh3 Rfe8 18. Bd3 Ne7 19. Nxe6 fxe6 20. Qxe6+ Kh7 21. Bg5 Bd5 22. Qh3 c4 23. Qxh5+ Kg8 24. Bxg6 Nxg6 25. Qxg6 Qf7 26. Qxf7+ Bxf7 27. f4 b5 28. f5 Bxe5 29. dxe5 Rxe5 30. g4 Re2 31. a4 Bd5 32. Rf2 Re4 33. h3 a6 34. Rd1 Bc6 35. axb5 axb5 36. Bf6 Rce8 37. Rd6 Re1+ 38. Kh2 Rh1+ 39. Kg3 Ba8 40. h4 Rg1+ 41. Kf4 Re4+ 42. Kg5 Rexg4+ 43. Kh5 Kf7 44. Bg5 Be4 45. Rd7+ Kf8 46. Kg6 Bc6 47. Rd8+ Be8+ 48. Kf6 Re4 49. Rb2 Rg3 50. Rxb5 Rd3 51. Ra8 *", + "Moves": "d3d6", + "MovesSAN": "Rd6#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r1bqk2r/pp4p1/2pp3p/8/2BpP3/P2P3P/1PP2QP1/R3K3 w Qkq - 0 20", + "PGN": "1. e4 e5 2. Bc4 Bc5 3. Nc3 Nf6 4. d3 d6 5. Bg5 h6 6. Bxf6 Qxf6 7. Nf3 Nc6 8. Nd5 Qd8 9. a3 Ne7 10. h3 c6 11. Ne3 f5 12. exf5 Nxf5 13. Qe2 Bxe3 14. fxe3 Ng3 15. Qf2 Nxh1 16. Qf1 Ng3 17. Qf2 Nf5 18. e4 Nd4 19. Nxd4 exd4 *", + "Moves": "f2f7", + "MovesSAN": "Qf7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/kp6/8/p7/3RQ2P/P2nP3/1q3P2/5K2 b - - 0 45", + "PGN": "1. d4 d5 2. c4 e6 3. a3 a5 4. Nc3 Nf6 5. h3 Nbd7 6. Bf4 c5 7. cxd5 exd5 8. dxc5 Bxc5 9. e3 O-O 10. Nf3 Ne4 11. Nxe4 dxe4 12. Nd4 Nf6 13. Be2 Qb6 14. Nb3 Rd8 15. Qc2 Be7 16. O-O Be6 17. Nd4 Rac8 18. Qb1 Rd7 19. Rc1 Rcd8 20. Nxe6 Qxe6 21. Bc4 Qb6 22. Qa2 Bf8 23. Bxf7+ Rxf7 24. Bc7 Rd1+ 25. Rxd1 Qxc7 26. Rac1 Qe5 27. Rc8 g6 28. Rdd8 Kg7 29. Qb3 Bd6 30. g3 Nh5 31. Rg8+ Kh6 32. Qxf7 Nxg3 33. Rce8 Ne2+ 34. Kf1 Qxb2 35. Rh8 Nc1 36. Qxh7+ Kg5 37. h4+ Kf6 38. Rhf8+ Bxf8 39. Rxf8+ Ke6 40. Qxg6+ Kd5 41. Rd8+ Kc5 42. Qf5+ Kb6 43. Qe6+ Ka7 44. Rd4 Nd3 45. Qxe4 *", + "Moves": "b2f2", + "MovesSAN": "Qxf2#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r5rk/p5pp/7N/8/5P2/1P4P1/P6P/1q2b2K w - - 0 29", + "PGN": "1. e4 c5 2. Bc4 Nc6 3. c3 e6 4. f4 d5 5. exd5 exd5 6. Bb3 Nf6 7. d3 Be7 8. Nf3 Bg4 9. O-O d4 10. cxd4 Nxd4 11. Nbd2 Nxb3 12. Qxb3 O-O 13. Qxb7 Re8 14. b3 Qxd3 15. Bb2 Bxf3 16. Nxf3 Ne4 17. Rae1 c4 18. Ne5 Bc5+ 19. Kh1 Nf2+ 20. Rxf2 Bxf2 21. Nxd3 Bxe1 22. g3 c3 23. Ne5 cxb2 24. Qxf7+ Kh8 25. Qd5 b1=Q 26. Nf7+ Kg8 27. Nh6+ Kh8 28. Qg8+ Rxg8 *", + "Moves": "h6f7", + "MovesSAN": "Nf7#", + "Themes": "endgame mate mateIn1 oneMove smotheredMate" + }, + { + "FEN": "r4rk1/ppp2p1p/3b3p/5q1N/2BQ4/6Pb/PPP2P2/R3R1K1 w - - 6 18", + "PGN": "1. e4 e5 2. Bc4 Nf6 3. Nf3 Nc6 4. d4 exd4 5. O-O Be7 6. Re1 O-O 7. e5 Ng4 8. h3 Nh6 9. Bxh6 gxh6 10. g3 d6 11. exd6 Bxd6 12. Nxd4 Nxd4 13. Qxd4 Qg5 14. Nc3 Bxh3 15. Ne4 Qf5 16. Nf6+ Kg7 17. Nh5+ Kg8 *", + "Moves": "d4g7", + "MovesSAN": "Qg7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "4r1k1/R6R/7p/P5pP/6P1/6K1/r7/8 b - - 2 48", + "PGN": "1. d4 d5 2. Nf3 c5 3. Bf4 Qb6 4. b3 Nc6 5. Nc3 cxd4 6. Nxd5 Qa5+ 7. Nd2 Qxd5 8. Nf3 e5 9. c4 Qa5+ 10. Bd2 Qc7 11. e3 Bg4 12. Be2 Nf6 13. O-O Bd6 14. h3 Bh5 15. g3 e4 16. Nxd4 Nxd4 17. exd4 Bxe2 18. Qxe2 O-O 19. c5 Be7 20. Bf4 Qd7 21. Kg2 Qxd4 22. Rac1 Rac8 23. Rfd1 Qb4 24. Bd2 Qa3 25. f3 exf3+ 26. Qxf3 Qa6 27. b4 Qc6 28. Qxc6 Rxc6 29. Bg5 a5 30. Bxf6 Rxf6 31. Rd7 Bd8 32. Rcd1 axb4 33. Rxd8 Rc6 34. R8d4 Rxc5 35. Rxb4 Rc2+ 36. Kf3 Rb8 37. Rxb7 Ra8 38. Ra7 Rf8 39. Rd3 g6 40. a4 Ra2 41. g4 Kg7 42. Kg3 g5 43. h4 h6 44. a5 Re8 45. Rf3 Kg6 46. h5+ Kg7 47. Rfxf7+ Kg8 48. Rh7 *", + "Moves": "e8e3", + "MovesSAN": "Re3#", + "Themes": "endgame mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "r1b2k1r/ppp2ppp/8/1B1p4/4n2q/5N2/PPPP1bPP/RNBQR2K b - - 5 10", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. Re1 d5 6. Nxe5 Bc5 7. Nxc6 Bxf2+ 8. Kh1 Qh4 9. Ne5+ Kf8 10. Nf3 *", + "Moves": "e4g3", + "MovesSAN": "Ng3#", + "Themes": "mate mateIn1 oneMove opening pin" + }, + { + "FEN": "3r1bk1/5p1p/4pQp1/3qB3/4p3/2r5/P4PPP/R2B2K1 w - - 4 33", + "PGN": "1. e4 c6 2. Nf3 d5 3. exd5 cxd5 4. d4 Bg4 5. Bb5+ Nd7 6. O-O Bxf3 7. Qxf3 e6 8. Re1 a6 9. Ba4 b5 10. Bb3 Ngf6 11. Bg5 Be7 12. Nd2 O-O 13. c3 a5 14. Bc2 b4 15. Qh3 g6 16. Bh6 Re8 17. Nf3 bxc3 18. bxc3 Rc8 19. Ne5 Bd6 20. Qg3 Nh5 21. Qe3 Qc7 22. Nxd7 Qxd7 23. Bd1 Nf6 24. Qf3 Ne4 25. Rxe4 dxe4 26. Qf6 Bf8 27. Bf4 Qe7 28. Qe5 Rxc3 29. Qxa5 Qb4 30. Qg5 Qxd4 31. Be5 Qd5 32. Qf6 Rd8 *", + "Moves": "f6h8", + "MovesSAN": "Qh8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "4r1k1/p5pp/1qp2p2/4B2Q/2p5/3b3P/P4PP1/4R1K1 w - - 0 25", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nxc6 bxc6 6. Nc3 e5 7. Bc4 Bb4 8. O-O O-O 9. h3 Bxc3 10. bxc3 Nxe4 11. Qd3 d5 12. Re1 Bf5 13. Qf3 Bg6 14. Bb3 Qa5 15. Bb2 Rfe8 16. c4 Nd2 17. Qe3 Nxc4 18. Bxc4 dxc4 19. Bc3 Qb6 20. Qf3 Bxc2 21. Rxe5 Rxe5 22. Bxe5 Bd3 23. Re1 Re8 24. Qh5 f6 *", + "Moves": "h5e8", + "MovesSAN": "Qxe8#", + "Themes": "endgame hangingPiece mate mateIn1 oneMove" + }, + { + "FEN": "2r4r/1b3pk1/p3pN2/2b1P3/Pp6/6P1/4QP2/2R1R1K1 b - - 0 31", + "PGN": "1. e4 c5 2. Nf3 e6 3. Bb5 a6 4. Bc4 b5 5. Bd3 Bb7 6. c3 Nf6 7. Qe2 d5 8. e5 Nfd7 9. O-O Nc6 10. Bc2 Qb6 11. Re1 Rc8 12. d3 Be7 13. a4 d4 14. Nbd2 O-O 15. Nf1 Qc7 16. Ng3 dxc3 17. bxc3 b4 18. d4 cxd4 19. cxd4 Ncxe5 20. Bxh7+ Kxh7 21. Nxe5 Nxe5 22. dxe5 Qc4 23. Qh5+ Kg8 24. Bg5 Bc5 25. Bf6 Qf4 26. Qe2 gxf6 27. Nh5 Qg5 28. Nxf6+ Kg7 29. g3 Rh8 30. Rac1 Qxg3+ 31. hxg3 *", + "Moves": "h8h1", + "MovesSAN": "Rh1#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/5R2/4K2k/p1p3rp/P6b/3B4/8/8 w - - 10 55", + "PGN": "1. c4 e5 2. Nc3 Bc5 3. e3 Nc6 4. Nf3 Nf6 5. d4 exd4 6. exd4 Bb4 7. Bd3 O-O 8. O-O d5 9. Nxd5 Nxd5 10. cxd5 Qxd5 11. Be3 Bg4 12. h3 Bxf3 13. Qxf3 Qxf3 14. gxf3 Rad8 15. d5 Rxd5 16. Bc4 Rh5 17. Kg2 Ne5 18. Bd5 c6 19. Be4 f5 20. Bc2 a6 21. f4 Nc4 22. a3 Nxe3+ 23. fxe3 Bc5 24. Rf3 Re8 25. Bb3+ Kf8 26. Re1 Rh6 27. Kg3 Rd6 28. Re2 Rd3 29. Bc2 Rdxe3 30. Rexe3 Bxe3 31. Bxf5 g6 32. Bb1 Bd4 33. b3 b5 34. Kg4 Kg7 35. h4 h5+ 36. Kg3 Re1 37. Bd3 c5 38. a4 bxa4 39. bxa4 a5 40. f5 gxf5 41. Bxf5 Ra1 42. Bd7 Re1 43. Kf4 Be5+ 44. Kf5 Bf6 45. Bb5 Re5+ 46. Kf4 Rd5 47. Rg3+ Kf8 48. Ke4 Rd4+ 49. Kf5 Bxh4 50. Rg6 Rd5+ 51. Ke6 Rg5 52. Rf6+ Kg7 53. Rf7+ Kg6 54. Bd3+ Kh6 *", + "Moves": "f7h7", + "MovesSAN": "Rh7#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "8/5ppk/p4P1p/1p1q4/1Q3R2/P5PP/1PP2P1K/3r4 b - - 0 32", + "PGN": "1. e4 e6 2. d4 a6 3. Nc3 b5 4. Bd3 Bb7 5. Nf3 h6 6. O-O Nf6 7. Re1 c5 8. a3 cxd4 9. Nxd4 Nc6 10. Nf3 Bc5 11. h3 Qb6 12. Be3 Bxe3 13. Rxe3 d6 14. Qd2 e5 15. Nh4 O-O 16. Nf5 Nd4 17. Rg3 Nxf5 18. exf5 Kh8 19. Re1 d5 20. Rxe5 d4 21. Ne4 Nxe4 22. Bxe4 Bxe4 23. Rxe4 Rad8 24. Rh4 Qf6 25. Rgg4 Rd6 26. Rxd4 Rfd8 27. Rxd6 Rxd6 28. Qb4 Rd1+ 29. Kh2 Qe5+ 30. Rf4 Kh7 31. g3 Qd5 32. f6 *", + "Moves": "d1h1", + "MovesSAN": "Rh1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "4Q3/1p5p/1k1p2p1/p1R5/8/1P3P2/P4qNP/7K b - - 0 36", + "PGN": "1. d4 g6 2. c4 Bh6 3. e3 a5 4. Nf3 c6 5. b3 d6 6. Bb2 Be6 7. d5 cxd5 8. Bxh8 Nf6 9. Bxf6 exf6 10. cxd5 Bf5 11. Bb5+ Nd7 12. Nbd2 Qb6 13. Bxd7+ Kxd7 14. O-O Rc8 15. Rc1 Rc5 16. Nc4 Qb4 17. Nd4 Be4 18. Qg4+ f5 19. Qh3 Bg7 20. g4 Rxd5 21. gxf5 Bxd4 22. exd4 Rxf5 23. f3 Bd5 24. Ne3 Qxd4 25. Rce1 Be6 26. Kh1 Re5 27. Qh6 Rh5 28. Qf8 Qd2 29. Ng2 Rg5 30. Rg1 Bd5 31. Rd1 Qf2 32. Rxd5 Rxd5 33. Qxf7+ Kc6 34. Rc1+ Rc5 35. Qe8+ Kb6 36. Rxc5 *", + "Moves": "f2f1", + "MovesSAN": "Qf1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r1bq3k/ppp1n2p/2np1rp1/4p3/2B1P2N/3P1Q2/PPP2PPP/R3K2R w KQ - 0 12", + "PGN": "1. e4 e5 2. Bc4 g6 3. d3 Bg7 4. Nf3 d6 5. Bg5 Ne7 6. Nc3 O-O 7. Nd5 Nbc6 8. Nh4 Kh8 9. Qf3 f6 10. Nxf6 Bxf6 11. Bxf6+ Rxf6 *", + "Moves": "f3f6", + "MovesSAN": "Qxf6#", + "Themes": "hangingPiece kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r2qkb1r/pp1np1p1/2p1pn2/3p3p/3P4/3Q2N1/PPPN1PPP/R1B1K2R w KQkq - 3 10", + "PGN": "1. e4 c6 2. d4 d5 3. e5 Bf5 4. Ne2 h5 5. Ng3 Bg6 6. e6 fxe6 7. Bd3 Bxd3 8. Qxd3 Nf6 9. Nd2 Nbd7 *", + "Moves": "d3g6", + "MovesSAN": "Qg6#", + "Themes": "master mate mateIn1 oneMove opening" + }, + { + "FEN": "5r2/ppr3p1/6nk/3p3n/3P1qP1/2PB3Q/PP3P1P/R5K1 w - - 0 26", + "PGN": "1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nc6 5. c3 Nf6 6. Bf4 Bg4 7. Qb3 Qd7 8. Nd2 e6 9. Ngf3 Bd6 10. Bxd6 Qxd6 11. O-O O-O 12. Rfe1 Rab8 13. Ne5 Bh5 14. Qc2 Bg6 15. Nxg6 hxg6 16. Nf3 Rfc8 17. Qe2 Rc7 18. Ng5 Qf4 19. Nxe6 fxe6 20. Qxe6+ Kh7 21. Re3 Kh6 22. Qh3+ Nh5 23. Re6 Ne7 24. g4 Rf8 25. Rxg6+ Nxg6 *", + "Moves": "h3h5", + "MovesSAN": "Qxh5#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "5r1k/6p1/2p2b1p/p7/3PR1QP/P3B1PK/5P2/1q6 b - - 5 31", + "PGN": "1. b4 e5 2. Bb2 d6 3. a3 f5 4. g3 Nf6 5. Bg2 c6 6. Nf3 h6 7. O-O Be6 8. d3 Nbd7 9. Nbd2 Be7 10. c4 O-O 11. Re1 Qc7 12. e4 Rad8 13. d4 fxe4 14. Nxe4 Nxe4 15. Rxe4 d5 16. cxd5 Bxd5 17. Re3 e4 18. Nd2 Nf6 19. Nxe4 Nxe4 20. Bxe4 Bf6 21. Rc1 Qd6 22. Qg4 Bxe4 23. Rxe4 Rde8 24. Rce1 Rxe4 25. Rxe4 Kh8 26. h4 b6 27. Kg2 a5 28. bxa5 bxa5 29. Kh3 Qb8 30. Bc1 Qb1 31. Be3 *", + "Moves": "b1h1", + "MovesSAN": "Qh1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "1r2r1k1/5ppp/RN1p1b2/8/8/1b3Q2/5PPP/2B3K1 b - - 0 26", + "PGN": "1. e4 e5 2. Nf3 d6 3. d4 exd4 4. Nxd4 Nf6 5. Nc3 Be7 6. Be2 O-O 7. Be3 a6 8. Qd2 b5 9. a3 c5 10. Nb3 b4 11. axb4 cxb4 12. Na4 Nxe4 13. Qd5 Be6 14. Qxe4 Nd7 15. O-O Re8 16. Bf3 Qc7 17. Qd3 Ne5 18. Qd1 Rac8 19. c3 Nxf3+ 20. Qxf3 Bxb3 21. Nb6 Rb8 22. Rxa6 bxc3 23. bxc3 Qxc3 24. Rfa1 Bf6 25. Rc1 Qxc1+ 26. Bxc1 *", + "Moves": "e8e1", + "MovesSAN": "Re1#", + "Themes": "backRankMate mate mateIn1 middlegame oneMove" + }, + { + "FEN": "QQ6/8/8/8/R7/K1k5/8/3r4 b - - 0 59", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 O-O 8. Qd2 Nc6 9. O-O-O d5 10. exd5 Nxd5 11. Nxc6 bxc6 12. Bd4 e5 13. Bc5 Re8 14. Ne4 Qc7 15. h4 f5 16. Nd6 Rd8 17. Nxc8 Raxc8 18. Bc4 h5 19. g4 Kh7 20. Qe1 e4 21. gxf5 Qf4+ 22. Kb1 Qxf5 23. fxe4 Nc3+ 24. Qxc3 Qxe4 25. Qb4 Rxd1+ 26. Rxd1 Qg4 27. Re1 a5 28. Qb3 Qxh4 29. Rd1 Qh2 30. c3 Rb8 31. Qc2 Qxc2+ 32. Kxc2 Rb7 33. Bd4 g5 34. Bxg7 Kxg7 35. Rd6 g4 36. Rxc6 h4 37. Rc5 Kf6 38. Rxa5 Rh7 39. Bd5 h3 40. Ra4 g3 41. Rg4 Ke5 42. Bh1 g2 43. Bxg2 hxg2 44. Rxg2 Ke4 45. Rd2 Ke3 46. Rd4 Rh2+ 47. Kb3 Rh6 48. a4 Rb6+ 49. Ka3 Rb8 50. a5 Rc8 51. a6 Rb8 52. Ra4 Ra8 53. a7 Kd3 54. b4 Kc2 55. b5 Kd3 56. b6 Kxc3 57. b7 Rd8 58. b8=Q Rd1 59. a8=Q *", + "Moves": "d1a1", + "MovesSAN": "Ra1#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "3r3k/5p1p/b3p1p1/2q5/p1P5/5PQ1/BP3NPP/3R2K1 b - - 0 37", + "PGN": "1. e4 c5 2. Nf3 d6 3. Nc3 a6 4. Bc4 Qc7 5. d4 cxd4 6. Qxd4 Nc6 7. Qd2 Nb4 8. Bb3 b5 9. a3 Nc6 10. Nd5 Qb7 11. O-O e6 12. Nf4 Nf6 13. Re1 Be7 14. e5 dxe5 15. Nxe5 O-O 16. Nxc6 Qxc6 17. Qe2 Bb7 18. f3 Bc5+ 19. Be3 Be7 20. Qf2 Rfd8 21. Qg3 Kh8 22. Nh3 a5 23. Rac1 a4 24. Ba2 b4 25. axb4 Bxb4 26. Rf1 Ba6 27. Rf2 Bd6 28. Bf4 Nh5 29. Qg4 Nxf4 30. Nxf4 Bc5 31. Nh5 g6 32. Nf6 Rd2 33. Ne4 Bxf2+ 34. Nxf2 Qc5 35. Qg3 Rad8 36. c4 Rd1+ 37. Rxd1 *", + "Moves": "d8d1", + "MovesSAN": "Rxd1#", + "Themes": "mate mateIn1 middlegame oneMove pin" + }, + { + "FEN": "rnb1kqr1/pB3p2/1n2pB1p/2b1P3/8/2N2N1p/PPP2PPP/2KR3R w q - 0 19", + "PGN": "1. e4 Nf6 2. e5 Nd5 3. Nf3 d6 4. Bc4 Nb6 5. Bb3 d5 6. Ng5 e6 7. d4 Be7 8. Qh5 g6 9. Qh6 Bf8 10. Qh3 h6 11. Nc3 c5 12. dxc5 Bxc5 13. Nf3 Qe7 14. Bg5 Qf8 15. Bf6 Rg8 16. O-O-O g5 17. Bxd5 g4 18. Bxb7 gxh3 *", + "Moves": "d1d8", + "MovesSAN": "Rd8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "rqb1kb1r/1p3ppp/8/1p2n3/8/5N2/PPPQ1P2/2KR2R1 w kq - 0 18", + "PGN": "1. e4 e6 2. d4 d5 3. Bd3 dxe4 4. Bxe4 Nf6 5. Bf3 c5 6. Ne2 Nc6 7. Be3 Nd5 8. Bxd5 Qxd5 9. Nbc3 Qxg2 10. Rg1 Qh3 11. Nb5 cxd4 12. Nexd4 Qxh2 13. Nf3 Qb8 14. Qd2 a6 15. Bf4 e5 16. O-O-O axb5 17. Bxe5 Nxe5 *", + "Moves": "d2d8", + "MovesSAN": "Qd8#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2k4r/2p2p2/p5p1/6Pp/3bR2K/7P/P1P5/1R6 b - - 3 29", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. Nf3 Bg4 5. h3 Bh5 6. g4 Bg6 7. d4 Nf6 8. Bd3 Bxd3 9. Qxd3 Nc6 10. Bd2 Qb6 11. O-O h5 12. Na4 Qa6 13. Qxa6 bxa6 14. g5 Ne4 15. Bf4 O-O-O 16. Nc5 Nxd4 17. Nxd4 Rxd4 18. Be3 Rc4 19. Nxe4 Rxe4 20. Bxa7 g6 21. Rfe1 Rh4 22. Kg2 e6 23. Be3 Bg7 24. f4 e5 25. Kg3 exf4+ 26. Kxh4 fxe3 27. Rxe3 Bxb2 28. Rb1 Bd4 29. Re4 *", + "Moves": "d4f2", + "MovesSAN": "Bf2#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r1bk2nr/1p1pqppp/1ppN4/4n3/4P3/4B3/PPP2PPP/R3KB1R w KQ - 0 11", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Nc3 Bc5 4. Nxe5 Nxe5 5. d4 Bxd4 6. Qxd4 Qf6 7. Nb5 c6 8. Nd6+ Kd8 9. Be3 Qe7 10. Qb6+ axb6 *", + "Moves": "e3b6", + "MovesSAN": "Bxb6#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "r2q2rk/1b1n2p1/2p2n1N/pp6/3P4/PPN5/1B3PPP/1BRR2K1 w - - 0 29", + "PGN": "1. Nf3 e6 2. d4 d5 3. c4 Nf6 4. Nc3 c6 5. e3 Nbd7 6. Bd3 Bd6 7. O-O O-O 8. Qe2 a6 9. e4 dxc4 10. Bxc4 Be7 11. Rd1 b5 12. Bd3 Bb7 13. b3 h6 14. Bb2 a5 15. Rac1 Bb4 16. a3 Be7 17. e5 Nd5 18. Bb1 f5 19. exf6 N5xf6 20. Qxe6+ Kh8 21. Nh4 Re8 22. Ng6+ Kh7 23. Nxe7+ Kh8 24. Ng6+ Kh7 25. Ne5+ Kh8 26. Nf7+ Kg8 27. Nxh6+ Kh8 28. Qg8+ Rxg8 *", + "Moves": "h6f7", + "MovesSAN": "Nf7#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "rnbqk2r/ppQ2ppp/2p1p3/4N3/5P2/8/P1P3PP/R4R1K w kq - 4 17", + "PGN": "1. d4 Nf6 2. Bf4 d5 3. Nf3 e6 4. e3 Bd6 5. Bxd6 Qxd6 6. Bd3 Qb4+ 7. Nbd2 Qxb2 8. O-O c6 9. Ne5 Qa3 10. e4 Qd6 11. f4 dxe4 12. Nxe4 Qxd4+ 13. Kh1 Nxe4 14. Bxe4 Qxe4 15. Qd6 Qd5 16. Qc7 Qd8 *", + "Moves": "c7f7", + "MovesSAN": "Qxf7#", + "Themes": "attackingF2F7 mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3nrr1k/ppp3p1/7p/5QN1/3P1B2/2P1PK2/1q3PPP/7R w - - 1 23", + "PGN": "1. d4 d5 2. Bf4 Bf5 3. e3 e6 4. c4 dxc4 5. Bxc4 Bb4+ 6. Nc3 Nf6 7. a3 Bxc3+ 8. bxc3 Ne4 9. Rc1 O-O 10. Bd3 Qe7 11. Qc2 Qxa3 12. Bxe4 Bxe4 13. Qxe4 Qxc1+ 14. Ke2 Qb2+ 15. Kf3 f5 16. Qxe6+ Kh8 17. Qe7 Rg8 18. Nh3 Nc6 19. Qe6 Rae8 20. Ng5 Nd8 21. Qd7 h6 22. Qxf5 Rgf8 *", + "Moves": "f5h7", + "MovesSAN": "Qh7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r3rk2/pppb1p2/2nq4/3p1PbQ/3P4/2PB2P1/PP5P/R3R1K1 w - - 0 21", + "PGN": "1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nf3 Nc6 5. Bd3 Nf6 6. O-O Be6 7. c3 Bd6 8. Re1 O-O 9. Bg5 h6 10. Bh4 g5 11. Nxg5 hxg5 12. Bxg5 Be7 13. Bxf6 Bxf6 14. Qh5 Re8 15. Nd2 Kf8 16. f4 Qd6 17. f5 Bd7 18. Nf3 Qf4 19. g3 Qd6 20. Ng5 Bxg5 *", + "Moves": "h5h8", + "MovesSAN": "Qh8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "4rk2/2pb1r1p/1p1p4/1P1P4/2P5/3nR1P1/PQ5P/7K w - - 0 44", + "PGN": "1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O Nc6 8. d5 Ne7 9. Nd2 Nd7 10. b4 a5 11. b5 b6 12. Nb3 f5 13. exf5 gxf5 14. Bg5 Qe8 15. Bh5 Ng6 16. Qd2 Qf7 17. Rae1 a4 18. Nc1 Nc5 19. Nd3 Nxd3 20. Qxd3 e4 21. Qd2 Bd7 22. f3 exf3 23. Re7 Qxe7 24. Bxe7 Nxe7 25. Rxf3 Ng6 26. Rf1 a3 27. Qc1 Rae8 28. Nb1 Bb2 29. Qg5 Kg7 30. Qg3 Re4 31. Qb3 f4 32. Nxa3 Bd4+ 33. Kh1 Re3 34. Qd1 Bc5 35. Nc2 Re4 36. Be2 Rfe8 37. Bd3 R4e7 38. Qc1 Be3 39. Qb2+ Ne5 40. Nxe3 fxe3 41. Rf3 Rf7 42. Rxe3 Kf8 43. g3 Nxd3 *", + "Moves": "b2h8", + "MovesSAN": "Qh8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r4rk1/ppb2ppp/5n2/2p4q/2B5/1P2PQ2/P4PPP/R1B2RK1 b - - 0 16", + "PGN": "1. e3 d5 2. d4 Nf6 3. c3 e6 4. Nf3 c5 5. Nbd2 Bd6 6. Bd3 O-O 7. O-O Nc6 8. Qe2 e5 9. dxe5 Nxe5 10. Nxe5 Bxe5 11. Nf3 Bc7 12. c4 Bg4 13. cxd5 Qxd5 14. Bc4 Qh5 15. b3 Bxf3 16. Qxf3 *", + "Moves": "h5h2", + "MovesSAN": "Qxh2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/p4rk1/4Q2p/1pp4P/3p4/6b1/PPP3P1/5R1K b - - 0 33", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Nf6 5. e5 d5 6. exd6 Bxd6 7. O-O O-O 8. Bg5 h6 9. Bh4 Bg4 10. h3 Bxf3 11. Qxf3 Ne5 12. Qe2 Nxc4 13. Qxc4 b5 14. Qd3 c5 15. Nd2 g5 16. Bg3 Kg7 17. Ne4 Nxe4 18. Qxe4 Rc8 19. Qf5 Qc7 20. f4 f6 21. h4 Rce8 22. h5 Qf7 23. fxg5 Bxg3 24. gxf6+ Qxf6 25. Qg4+ Qg5 26. Qd7+ Kg8 27. Rxf8+ Rxf8 28. Qe6+ Kg7 29. Qd7+ Rf7 30. Qh3 Qf4 31. Qe6 Qf2+ 32. Kh1 Qf1+ 33. Rxf1 *", + "Moves": "f7f1", + "MovesSAN": "Rxf1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "6k1/p1p2ppb/1p5p/3rQ2P/P3p1q1/6R1/5PK1/8 w - - 2 33", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nc3 Nc6 4. Bc4 Nxe4 5. O-O Nxc3 6. dxc3 h6 7. a3 d6 8. Re1 Qf6 9. h3 Be7 10. b4 Qg6 11. Kh2 O-O 12. a4 e4 13. Nd4 d5 14. Bxd5 Qd6+ 15. g3 Qxd5 16. Nxc6 Qxc6 17. Qe2 Bf5 18. Qh5 Bg6 19. Qg4 Qxc3 20. Be3 Bxb4 21. Rab1 b6 22. h4 Bc5 23. h5 Bxe3 24. Rxe3 Qxc2 25. Rf1 Bh7 26. Kg2 Rad8 27. Qf4 Rd4 28. g4 Rd1 29. Rxd1 Qxd1 30. Rh3 Rd8 31. Qe5 Qxg4+ 32. Rg3 Rd5 *", + "Moves": "e5e8", + "MovesSAN": "Qe8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r5k1/ppp3pp/2n1p2r/3p4/3P1P1q/2B3P1/PPP4P/R2Q1RK1 b - - 0 15", + "PGN": "1. e4 d5 2. e5 e6 3. d4 Nc6 4. Bb5 Bd7 5. Bxc6 Bxc6 6. Nc3 Bb4 7. Bd2 Ne7 8. Nf3 O-O 9. O-O Bxc3 10. Bxc3 f5 11. exf6 Rxf6 12. Ne5 Rh6 13. Nxc6 Nxc6 14. f4 Qh4 15. g3 *", + "Moves": "h4h2", + "MovesSAN": "Qxh2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "rnb2rk1/1p3ppp/p3pq2/8/3bQB2/2PB4/P4PPP/R4RK1 w - - 0 17", + "PGN": "1. d4 d5 2. c4 Nf6 3. cxd5 Nxd5 4. e4 Nf6 5. e5 Nd5 6. Nf3 e6 7. Nc3 c5 8. Bc4 cxd4 9. Nxd4 Nxc3 10. bxc3 Bc5 11. O-O O-O 12. Be3 a6 13. Qf3 Qc7 14. Bd3 Qxe5 15. Bf4 Qf6 16. Qe4 Bxd4 *", + "Moves": "e4h7", + "MovesSAN": "Qxh7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "rn2kb1r/pp2pppp/2p5/8/1q6/2nQB3/PPP3PP/2KR2NR w kq - 0 11", + "PGN": "1. e4 c6 2. Nc3 d5 3. d4 dxe4 4. f3 Nf6 5. fxe4 Bg4 6. Be2 Bxe2 7. Qxe2 Qxd4 8. Be3 Qb4 9. O-O-O Nxe4 10. Qd3 Nxc3 *", + "Moves": "d3d8", + "MovesSAN": "Qd8#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "r2qkb1r/pp1nnppp/4p3/1N1pP1B1/3p4/5Q2/PPP1BPPP/R3K2R w KQkq - 0 10", + "PGN": "1. e4 c6 2. Nf3 d5 3. e5 Bg4 4. d4 Bxf3 5. Qxf3 e6 6. Be2 Ne7 7. Nc3 Nd7 8. Bg5 c5 9. Nb5 cxd4 *", + "Moves": "b5d6", + "MovesSAN": "Nd6#", + "Themes": "mate mateIn1 middlegame oneMove smotheredMate" + }, + { + "FEN": "2R1n2k/pp4pp/3QP1b1/1q6/8/8/6PP/5R1K b - - 0 32", + "PGN": "1. Nf3 Nf6 2. d4 d5 3. e3 Bf5 4. Be2 e6 5. O-O Be7 6. Nbd2 O-O 7. Ne5 Nbd7 8. b3 c5 9. Bb2 cxd4 10. exd4 Rc8 11. c4 Nxe5 12. dxe5 Ne8 13. a4 dxc4 14. Bxc4 Bb4 15. Nf3 Qb6 16. Nd4 Be4 17. Qg4 Bg6 18. Nxe6 Rxc4 19. Qxc4 fxe6 20. Bd4 Qa5 21. Qxe6+ Kh8 22. f4 Nc7 23. Qd7 Bc3 24. Bxc3 Qxc3 25. Rac1 Qe3+ 26. Kh1 Rxf4 27. Qd8+ Ne8 28. Rfe1 Qxb3 29. Rc8 Qxa4 30. e6 Qb5 31. Qd6 Rf1+ 32. Rxf1 *", + "Moves": "b5f1", + "MovesSAN": "Qxf1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r2qkb1r/pp2pppp/8/4P3/4Q1b1/8/PPP2PPP/R1B1KB1R b KQkq - 0 10", + "PGN": "1. e4 c6 2. Nc3 d5 3. exd5 cxd5 4. Nf3 Nf6 5. d4 Bg4 6. Qd3 Nc6 7. Ne5 Nxe5 8. dxe5 Ne4 9. Nxe4 dxe4 10. Qxe4 *", + "Moves": "d8d1", + "MovesSAN": "Qd1#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "5rk1/p5pp/2p2p2/8/2P3Q1/1P6/P5PP/2r1R2K b - - 0 27", + "PGN": "1. e4 c5 2. Nf3 e6 3. Bc4 d5 4. exd5 exd5 5. Bb5+ Bd7 6. Bxd7+ Qxd7 7. O-O Nf6 8. Ne5 Qc7 9. d4 Be7 10. Bf4 Qb6 11. b3 O-O 12. dxc5 Bxc5 13. Nd2 Nc6 14. Nxc6 bxc6 15. c4 Rad8 16. Be5 Ne4 17. Nxe4 dxe4 18. Qg4 f6 19. Bc3 Rd3 20. Rac1 e3 21. fxe3 Bxe3+ 22. Kh1 Bxc1 23. Rxc1 Qe3 24. Re1 Rxc3 25. Rf1 Rc1 26. Rd1 Qe1+ 27. Rxe1 *", + "Moves": "c1e1", + "MovesSAN": "Rxe1#", + "Themes": "backRankMate endgame mate mateIn1 oneMove queenRookEndgame" + }, + { + "FEN": "2r1k2r/1p1n1ppp/p1n1p3/P2p2B1/1P1P4/2P2BqP/8/RN1Q2RK b k - 1 18", + "PGN": "1. e4 c6 2. Nf3 d5 3. exd5 cxd5 4. d4 Bg4 5. Be2 Nf6 6. c3 Bxf3 7. Bxf3 e6 8. O-O Nc6 9. h3 Qb6 10. b4 Rc8 11. Bd2 Bd6 12. a4 a6 13. a5 Qc7 14. Bg5 Bh2+ 15. Kh1 Nd7 16. g3 Bxg3 17. fxg3 Qxg3 18. Rg1 *", + "Moves": "g3h3", + "MovesSAN": "Qxh3#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3k3r/ppp4q/3p1p2/2b1p3/1PBnP1Q1/3P1P2/P1PB2P1/R4RK1 b - - 0 17", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 h6 4. O-O Nf6 5. d3 Bc5 6. Nc3 d6 7. Bd2 Bg4 8. h3 h5 9. Nd5 Qd7 10. hxg4 hxg4 11. Ng5 O-O-O 12. Nxf6 gxf6 13. Nxf7 Qe7 14. Nxd8 Kxd8 15. Qxg4 Nd4 16. b4 Qh7 17. f3 *", + "Moves": "d4e2", + "MovesSAN": "Ne2#", + "Themes": "doubleCheck mate mateIn1 middlegame oneMove" + }, + { + "FEN": "4rk2/3R2R1/1p6/pPp2p2/2P1r3/P6P/7K/8 w - - 3 41", + "PGN": "1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Nf3 Bg4 5. Be2 c6 6. O-O Bxf3 7. Bxf3 dxe5 8. dxe5 e6 9. c4 Ne7 10. Qc2 Qc7 11. Re1 Nd7 12. Nc3 Ng6 13. a3 Ndxe5 14. Be2 Be7 15. f4 Nd7 16. b4 O-O 17. Rf1 Nf6 18. f5 exf5 19. Qxf5 a5 20. b5 Qe5 21. Qxe5 Nxe5 22. Bf4 Bc5+ 23. Kh1 Bd4 24. Rac1 Neg4 25. h3 Nf2+ 26. Kh2 Rfe8 27. Bf3 N2e4 28. Nxe4 Nxe4 29. Rfe1 f5 30. Rcd1 c5 31. g4 g6 32. Re2 Be5 33. Bxe5 Rxe5 34. Rd7 b6 35. gxf5 gxf5 36. Rg2+ Kh8 37. Bxe4 Rxe4 38. Rgg7 Rae8 39. Rxh7+ Kg8 40. Rhg7+ Kf8 *", + "Moves": "d7f7", + "MovesSAN": "Rdf7#", + "Themes": "endgame master mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "r6r/pbq1b3/1pnk2pp/2p5/2Pp1P2/3P2P1/PP2Q3/R1B1R1K1 w - - 0 21", + "PGN": "1. e4 e6 2. d3 d5 3. Nd2 c5 4. Ngf3 Nf6 5. g3 Nc6 6. Bg2 Be7 7. O-O b6 8. Qe2 Bb7 9. e5 Nd7 10. c4 d4 11. h4 Qc7 12. Re1 h6 13. h5 g5 14. hxg6 fxg6 15. Bh3 Kf7 16. Ne4 Ncxe5 17. Nxe5+ Nxe5 18. f4 Nc6 19. Bxe6+ Kxe6 20. Nd6+ Kxd6 *", + "Moves": "e2e6", + "MovesSAN": "Qe6#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1bqk2r/3n1pp1/3BN2p/3p2P1/p1p4P/2P5/P1n1KPB1/7R w kq - 0 20", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 a6 5. Bf4 b5 6. Qc2 bxc4 7. e4 Bxc3+ 8. bxc3 d5 9. e5 Nfd7 10. h4 h6 11. g4 c5 12. Rb1 Nc6 13. Bg2 a5 14. Ke2 a4 15. g5 cxd4 16. Nxd4 Ncxe5 17. Rbe1 Nd3 18. Bd6 Nxe1 19. Nxe6 Nxc2 *", + "Moves": "e6g7", + "MovesSAN": "Nxg7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "5r1k/pb4pp/2p3q1/1p3R2/8/2P5/P5PP/5R1K w - - 0 32", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Bg5 c6 5. e3 Nbd7 6. Nf3 Bb4 7. Qb3 Qa5 8. Bxf6 Nxf6 9. Bd3 dxc4 10. Bxc4 Nd5 11. Rc1 O-O 12. O-O Be7 13. e4 Nxc3 14. bxc3 Qh5 15. Be2 b5 16. Qc2 Bb7 17. Ne5 Qh6 18. f4 f6 19. Nd3 Qg6 20. f5 exf5 21. Rxf5 Rfe8 22. Bh5 Qh6 23. Bxe8 Rxe8 24. Rcf1 Bd6 25. e5 fxe5 26. Qb3+ Kh8 27. dxe5 Qe3+ 28. Kh1 Qxd3 29. exd6 Qxd6 30. Qf7 Qg6 31. Qf8+ Rxf8 *", + "Moves": "f5f8", + "MovesSAN": "Rxf8#", + "Themes": "backRankMate endgame mate mateIn1 oneMove" + }, + { + "FEN": "r4k1r/ppq1p2p/5np1/1B1Q4/6b1/2b2N2/P5PP/R1B2RK1 w - - 2 18", + "PGN": "1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f4 Nbd7 6. e5 Ng8 7. e6 fxe6 8. Nf3 Nb6 9. Bd3 e5 10. fxe5 Bg4 11. O-O dxe5 12. c5 exd4 13. cxb6 dxc3 14. bxc7 Qxc7 15. Bb5+ Kf8 16. bxc3 Bxc3 17. Qd5 Nf6 *", + "Moves": "c1h6", + "MovesSAN": "Bh6#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r2q3r/1bpnb1p1/p6p/1p5n/3P1P2/1BN3Pk/PPP4P/R4RK1 w - - 0 18", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd8 4. d4 Nf6 5. Nf3 e6 6. Bc4 a6 7. O-O b5 8. Bb3 Bb7 9. Bg5 Be7 10. Ne5 Nbd7 11. Qe2 h6 12. Nxf7 Kxf7 13. Qxe6+ Kg6 14. Qf7+ Kxg5 15. f4+ Kh4 16. g3+ Kh3 17. Qh5+ Nxh5 *", + "Moves": "b3e6", + "MovesSAN": "Be6#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/1R5B/1n1k1r1p/1b1p4/1p1P1P2/1P2P1R1/5KPP/2r5 b - - 16 35", + "PGN": "1. d4 d5 2. c4 Nf6 3. Nc3 e6 4. Bg5 Be7 5. e3 h6 6. Bh4 O-O 7. Nf3 c6 8. Bd3 dxc4 9. Bxc4 b5 10. Bb3 a5 11. O-O Nd5 12. Nxd5 cxd5 13. Bxe7 Qxe7 14. Ne5 Bb7 15. Qd3 b4 16. Bc2 g6 17. Nxg6 fxg6 18. Qxg6+ Qg7 19. Qxe6+ Kh8 20. f4 Nd7 21. Rf3 Rae8 22. Qd6 Rf6 23. Qc7 Nb6 24. Qxg7+ Kxg7 25. b3 a4 26. Raf1 axb3 27. axb3 Ba6 28. R1f2 Kf8 29. Rg3 Ke7 30. Rg7+ Kd6 31. Rf3 Be2 32. Rfg3 Rc8 33. Bh7 Rc1+ 34. Kf2 Bb5 35. Rb7 *", + "Moves": "c1f1", + "MovesSAN": "Rf1#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2r2r2/1b3pkp/p1q1p1p1/1p2P3/1PpP4/P1N4P/3Q1PP1/2RR2K1 b - - 5 23", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. c3 g6 4. d4 cxd4 5. cxd4 e6 6. Be3 Bg7 7. Qd2 Nf6 8. Nc3 O-O 9. h3 d5 10. e5 Nd7 11. Be2 a6 12. Bh6 b5 13. Bxg7 Kxg7 14. a3 Na5 15. Qd1 Nb6 16. b4 Nac4 17. O-O Bb7 18. Nd2 Rc8 19. Nxc4 Nxc4 20. Bxc4 dxc4 21. Qd2 Qd7 22. Rfd1 Qc6 23. Rac1 *", + "Moves": "c6g2", + "MovesSAN": "Qxg2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "Q7/1p6/1Pp1qppk/2Pp3p/3P3P/4p3/5PP1/6K1 w - - 0 37", + "PGN": "1. d4 d5 2. Nf3 Bf5 3. Bf4 Nf6 4. e3 h6 5. Bd3 e6 6. Bxf5 exf5 7. h3 c6 8. c3 Bd6 9. Ne5 Qc7 10. Nd2 Nbd7 11. Ndf3 O-O 12. O-O Ne4 13. Qc2 f6 14. Ng6 Rfe8 15. Bxd6 Qxd6 16. c4 Nf8 17. c5 Qd7 18. Nxf8 Rxf8 19. Nd2 Rae8 20. a4 Nxd2 21. Qxd2 g6 22. b4 a6 23. Rab1 Kg7 24. Qb2 Ra8 25. b5 axb5 26. axb5 Rf7 27. b6 Rff8 28. Ra1 Rfb8 29. Rfb1 Qc8 30. Ra7 h5 31. Rba1 Rxa7 32. Rxa7 Kh6 33. h4 Qe6 34. Qa3 f4 35. Ra8 Rxa8 36. Qxa8 fxe3 *", + "Moves": "a8h8", + "MovesSAN": "Qh8#", + "Themes": "endgame mate mateIn1 oneMove queenEndgame" + }, + { + "FEN": "rn2r1k1/pppb3p/3N4/3P1p2/2BP1p1q/5Q1P/PPP3P1/R1B2K1R b - - 0 18", + "PGN": "1. e4 e5 2. f4 d5 3. exd5 exf4 4. Nf3 g5 5. Bc4 g4 6. Ne5 Qh4+ 7. Kf1 g3 8. h3 Bd6 9. Nf3 Qh6 10. Qe2+ Ne7 11. d4 O-O 12. Nbd2 Bd7 13. Ne4 Ng6 14. Nxg3 Re8 15. Ne4 Nh4 16. Nxh4 Qxh4 17. Qf3 f5 18. Nxd6 *", + "Moves": "h4e1", + "MovesSAN": "Qe1#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "rnb1k2r/1pqp1pp1/p3p3/2b4p/4P1n1/2NB4/PPP1NPPP/R1B1QR1K b kq - 3 10", + "PGN": "1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 Qc7 6. Bd3 Bc5 7. Nde2 Nf6 8. O-O h5 9. Kh1 Ng4 10. Qe1 *", + "Moves": "c7h2", + "MovesSAN": "Qxh2#", + "Themes": "kingsideAttack master mate mateIn1 oneMove opening" + }, + { + "FEN": "8/6R1/8/b5pk/P7/3B1K2/8/4r3 w - - 0 55", + "PGN": "1. d4 Nf6 2. c4 g6 3. Nf3 d5 4. g3 Bg7 5. Bg2 c6 6. cxd5 cxd5 7. O-O Nc6 8. Nc3 O-O 9. Bf4 Ne4 10. e3 Bg4 11. h3 Bxf3 12. Bxf3 Nxc3 13. bxc3 e5 14. Bxe5 Nxe5 15. dxe5 Bxe5 16. Qxd5 Bxc3 17. Rac1 Bd2 18. Rc2 Ba5 19. Qxd8 Rfxd8 20. Bxb7 Rab8 21. Be4 Kg7 22. Rfc1 Rb4 23. Bc6 Rdb8 24. e4 Rb2 25. Bd5 R2b4 26. Kg2 Rd8 27. Rc4 Rb2 28. R1c2 Rdb8 29. g4 Bd8 30. Kf3 a5 31. e5 a4 32. Rxb2 Rxb2 33. Rxa4 Bb6 34. h4 Rxf2+ 35. Kg3 Rd2 36. Bb3 Bc7 37. Ra7 Bxe5+ 38. Kf3 Rf2+ 39. Ke4 Bb8 40. Rb7 Bg3 41. h5 Rf4+ 42. Ke3 Rxg4 43. Bxf7 Kf6 44. hxg6 hxg6 45. Be8 Be5 46. a4 Bd4+ 47. Kf3 Rg1 48. Ke4 Bf2 49. Rf7+ Kg5 50. Bb5 Bb6 51. Rb7 Re1+ 52. Kf3 Ba5 53. Rg7 Kh5 54. Bd3 g5 *", + "Moves": "g7h7", + "MovesSAN": "Rh7#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "3r1rk1/6pp/pN2p3/P2p4/Q1p5/4P3/6PP/5R1K b - - 0 34", + "PGN": "1. d4 Nf6 2. c4 c5 3. d5 d6 4. Nc3 Bf5 5. Nf3 Bg6 6. Bg5 e6 7. dxe6 fxe6 8. e3 Be7 9. Be2 O-O 10. O-O a6 11. a4 Nbd7 12. a5 Ne8 13. Bxe7 Qxe7 14. Na4 Qf6 15. b4 cxb4 16. c5 Nxc5 17. Nb6 Rd8 18. Nd4 Nc7 19. Qc1 Qe7 20. Qb2 Bd3 21. Bxd3 Nxd3 22. Qc2 Ne5 23. Qd2 d5 24. Rab1 Nc6 25. Nxc6 bxc6 26. Rxb4 c5 27. Rbb1 c4 28. Qc2 Nb5 29. Qe2 Nc3 30. Qc2 Nxb1 31. Rxb1 Qf6 32. Qa4 Qxf2+ 33. Kh1 Qf1+ 34. Rxf1 *", + "Moves": "f8f1", + "MovesSAN": "Rxf1#", + "Themes": "backRankMate endgame mate mateIn1 oneMove" + }, + { + "FEN": "8/pR4pk/8/3pPp1p/3P4/2K5/qP1R2P1/8 b - - 0 35", + "PGN": "1. d4 d5 2. Bf4 Bf5 3. e3 e6 4. Nf3 Bd6 5. Bd3 Bxd3 6. Qxd3 Nf6 7. Nbd2 O-O 8. h4 Bxf4 9. exf4 h5 10. Ne5 Nbd7 11. Ndf3 Ne4 12. Nd2 Ndf6 13. f3 Nxd2 14. Kxd2 Nd7 15. Raf1 Nxe5 16. fxe5 Qe7 17. c3 c5 18. f4 cxd4 19. cxd4 Qb4+ 20. Kc1 Rac8+ 21. Kb1 Rc4 22. Rd1 Rfc8 23. f5 Rc2 24. Qxc2 Rxc2 25. Kxc2 exf5 26. Rh3 Qc4+ 27. Rc3 Qe2+ 28. Rd2 Qe4+ 29. Kb3 Qxh4 30. Rc8+ Kh7 31. Rc7 Qe1 32. Kc2 Qe4+ 33. Kc3 Qb1 34. Rxf7 Qxa2 35. Rxb7 *", + "Moves": "a2c4", + "MovesSAN": "Qc4#", + "Themes": "endgame mate mateIn1 oneMove queenRookEndgame" + }, + { + "FEN": "6k1/5pp1/6Pp/5P2/rp1p3P/8/p1P5/4R1K1 w - - 0 41", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 Qf6 4. Nc3 Nge7 5. d4 h6 6. O-O Nxd4 7. Nxd4 exd4 8. e5 Qxe5 9. Re1 Qc5 10. a4 dxc3 11. bxc3 Qxc3 12. Ba3 c6 13. Bxe7 Bxe7 14. Re3 Qf6 15. Rf3 Qg6 16. Bd3 Qd6 17. Qe2 O-O 18. Rd1 Qe6 19. Re3 Qa2 20. Rxe7 Qxa4 21. Re1 d5 22. Re8 Bg4 23. Rxf8+ Rxf8 24. f3 Bd7 25. Qe7 Bc8 26. Qd6 a5 27. Qe5 Be6 28. f4 c5 29. f5 Bd7 30. Qxd5 Qd4+ 31. Qxd4 cxd4 32. Re7 Bc6 33. g4 a4 34. Bc4 a3 35. h4 b5 36. Bb3 b4 37. g5 Ba4 38. Bxa4 a2 39. Re1 Ra8 40. g6 Rxa4 *", + "Moves": "e1e8", + "MovesSAN": "Re8#", + "Themes": "endgame mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "N4Q2/pb1p3p/2k5/1p2p3/3nP3/1P1PK2N/2q3PP/2B4R b - - 1 20", + "PGN": "1. e4 e5 2. Nc3 Nc6 3. Bc4 Bc5 4. Qg4 Qf6 5. Nd5 Qxf2+ 6. Kd1 b5 7. Nh3 Qd4 8. Qxg7 Qxc4 9. d3 Qa4 10. Qxh8 Bb7 11. Qxg8+ Bf8 12. b3 Qd4 13. Nxc7+ Ke7 14. Nxa8 Qxa1 15. Kd2 Qxa2 16. Ng5 Nd4 17. Qxf7+ Kd6 18. Qxf8+ Kc6 19. Ke3 Qxc2 20. Nh3 *", + "Moves": "c2e2", + "MovesSAN": "Qe2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "5r1k/ppp4p/2q3pQ/4p3/2BP2b1/1PP5/P5PP/2K5 w - - 0 25", + "PGN": "1. d4 d5 2. e3 Nf6 3. Bd3 e6 4. f4 Bd6 5. Nf3 O-O 6. Ne5 Bxe5 7. fxe5 Ne4 8. Nd2 f6 9. Nxe4 dxe4 10. Bxe4 fxe5 11. Qh5 g6 12. Qh6 Nc6 13. c3 exd4 14. exd4 e5 15. Bg5 Qe8 16. O-O-O Bg4 17. Rdf1 Rxf1+ 18. Rxf1 Ne7 19. Bf6 Qf7 20. b3 Nf5 21. Bxf5 Qxf6 22. Bd3 Qc6 23. Bc4+ Kh8 24. Rf8+ Rxf8 *", + "Moves": "h6f8", + "MovesSAN": "Qxf8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r1b1r1k1/pp3ppp/2pq4/P2p4/3P2n1/2NBPK2/1PQ1NPP1/R4R2 b - - 4 17", + "PGN": "1. d4 d5 2. c4 e6 3. cxd5 exd5 4. Nc3 c6 5. Bf4 Nf6 6. e3 Be7 7. Bd3 O-O 8. Nge2 Re8 9. O-O Nbd7 10. a4 Nh5 11. a5 Nxf4 12. Nxf4 Nf6 13. Qc2 Bd6 14. Nfe2 Bxh2+ 15. Kxh2 Ng4+ 16. Kg3 Qd6+ 17. Kf3 *", + "Moves": "g4h2", + "MovesSAN": "Nh2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/1r6/6R1/3kp3/8/4Bp2/3P1P1P/5K2 b - - 1 52", + "PGN": "1. g4 d5 2. Bg2 Bxg4 3. c4 Be6 4. Qb3 c6 5. Qxb7 Nd7 6. Qxc6 Rc8 7. Qa6 dxc4 8. Nc3 Ngf6 9. Qxa7 Rc7 10. Qa4 g6 11. Nf3 Bg7 12. Ne5 O-O 13. Nc6 Qe8 14. Nb5 Rc8 15. Nbd4 Nc5 16. Qa7 Nfd7 17. Rb1 Bxd4 18. Nxd4 Ne5 19. Nxe6 Nxe6 20. b3 cxb3 21. axb3 Rc7 22. Qa5 Nc6 23. Qc3 Nf4 24. Bf3 Qc8 25. Bb2 f6 26. Qc4+ Ne6 27. Bd5 Kf7 28. Rc1 Qd7 29. b4 Rfc8 30. e4 Ne5 31. Bxe6+ Qxe6 32. Qxe6+ Kxe6 33. O-O Nd3 34. Rxc7 Rxc7 35. Bc3 Rc4 36. b5 Rxe4 37. Ra1 Rg4+ 38. Kf1 Rg5 39. Ra6+ Kd7 40. b6 Rb5 41. Bd4 Kc8 42. Ra7 e5 43. Be3 Nc5 44. Rxh7 Rxb6 45. Bxc5 Rb7 46. Rh8+ Kd7 47. Rf8 Ke6 48. Be3 f5 49. Bg5 f4 50. Rf6+ Kd5 51. Rxg6 f3 52. Be3 *", + "Moves": "b7b1", + "MovesSAN": "Rb1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "2kr3r/ppp2ppp/4p3/4b2q/3P2B1/2N5/PPP2PP1/R2Q1RK1 b - - 0 14", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. d4 Nf6 4. Nf3 Bg4 5. Be2 Nc6 6. Nc3 Qa5 7. Bd2 O-O-O 8. O-O e6 9. h3 Qh5 10. hxg4 Nxg4 11. Bf4 Bd6 12. Ne5 Ncxe5 13. Bxe5 Bxe5 14. Bxg4 *", + "Moves": "h5h2", + "MovesSAN": "Qh2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3KQ3/pk6/8/8/8/1p6/7R/2q5 b - - 0 54", + "PGN": "1. d4 d5 2. Nf3 Nc6 3. c4 Bg4 4. cxd5 Bxf3 5. dxc6 Bxc6 6. Nc3 e6 7. f3 Bb4 8. a3 Bxc3+ 9. bxc3 f5 10. e3 Nf6 11. Bc4 Bd5 12. Qb3 Bxc4 13. Qxc4 Qd5 14. Qxd5 exd5 15. Ke2 Kd7 16. Kd3 h5 17. c4 c6 18. Bd2 Rhe8 19. Rhb1 b6 20. cxd5 Nxd5 21. e4 fxe4+ 22. fxe4 Nf6 23. Re1 Rad8 24. Bg5 Rc8 25. Bxf6 gxf6 26. Rf1 Re6 27. Rf5 Rg8 28. Raf1 Rxg2 29. Rxf6 Rxh2 30. Rf7+ Re7 31. e5 Rh3+ 32. Ke4 Rh4+ 33. Ke3 Rh3+ 34. Ke4 Rxa3 35. Rxe7+ Kxe7 36. Rg1 h4 37. Rg7+ Ke6 38. Rg6+ Kd7 39. Rg7+ Kc8 40. Rh7 h3 41. e6 b5 42. Ke5 c5 43. d5 c4 44. d6 Re3+ 45. Kd5 h2 46. Rh8+ Kb7 47. d7 c3 48. Rxh2 b4 49. Kd6 Rd3+ 50. Ke7 b3 51. d8=Q Rxd8 52. Kxd8 c2 53. e7 c1=Q 54. e8=Q *", + "Moves": "c1c7", + "MovesSAN": "Qc7#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "6k1/6p1/PB2p1r1/1p1b4/3P3P/R6K/7R/7r b - - 6 61", + "PGN": "1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 Nc6 5. Nf3 Bg4 6. Be2 cxd4 7. cxd4 e6 8. Nc3 Bb4 9. h3 Bh5 10. O-O Qa5 11. Be3 Nge7 12. Qb3 O-O 13. a3 Bxc3 14. bxc3 Qc7 15. Rab1 b6 16. Rbc1 Rac8 17. g4 Bg6 18. c4 Rfd8 19. Qb2 Na5 20. Qd2 Be4 21. Ne5 Ng6 22. Nxg6 hxg6 23. Qb4 Bb7 24. c5 Nc6 25. Qb2 Ne7 26. cxb6 Qxb6 27. Qxb6 axb6 28. Rb1 Nd5 29. Bf3 Rd6 30. Bxd5 Bxd5 31. Rb4 Ra8 32. Rfb1 Ra6 33. Kh2 f6 34. Kg3 g5 35. a4 Kf7 36. Rc1 Bc6 37. Ra1 Kg6 38. Ra3 f5 39. f4 gxf4+ 40. Bxf4 Rd7 41. Be5 Rda7 42. Rab3 Rb7 43. Ra3 Kf7 44. Kf4 Bg2 45. h4 fxg4 46. Kxg4 Bd5 47. Kg5 Ra8 48. Ra1 Kg8 49. Rab1 Ra6 50. Ra1 Bc6 51. Bd6 b5 52. a5 Bd5 53. Bc5 Rf7 54. Bb6 Rf5+ 55. Kg4 Ra8 56. Ra3 Raf8 57. Kg3 R8f6 58. a6 Rg6+ 59. Kh3 Rf1 60. Rb2 Rh1+ 61. Rh2 *", + "Moves": "d5g2", + "MovesSAN": "Bg2#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "7k/4bK2/3p4/p7/1pp1B1Rr/8/8/8 w - - 4 48", + "PGN": "1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. e4 g6 7. f4 Bg7 8. Bb5+ Nfd7 9. Nf3 O-O 10. O-O a6 11. Bd3 b5 12. Kh1 c4 13. Bc2 Re8 14. Be3 f5 15. Ng5 Nf6 16. Bd4 fxe4 17. Ne6 Bxe6 18. dxe6 Rxe6 19. f5 gxf5 20. Rxf5 Nc6 21. Bxf6 Rxf6 22. Qd5+ Kh8 23. Rxf6 Qxf6 24. Qxe4 Qh6 25. Qxc6 Rf8 26. Ne4 Be5 27. g3 Qe3 28. Nc3 Bxg3 29. Qe4 Qh6 30. Qxh7+ Qxh7 31. Bxh7 Be5 32. Be4 Rf2 33. Rb1 Rxh2+ 34. Kg1 b4 35. Nd5 Re2 36. Bf3 Bd4+ 37. Kh1 Rf2 38. Be4 a5 39. Rg1 Rxb2 40. Rg4 Rxa2 41. Ne7 Ra1+ 42. Kh2 Be5+ 43. Kh3 Ra3+ 44. Kh4 Bf6+ 45. Kh5 Bxe7 46. Kg6 Rh3 47. Kf7 Rh4 *", + "Moves": "g4g8", + "MovesSAN": "Rg8#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "8/1p1Q2pk/p6p/2N1p3/1P3n2/P7/4q1PP/5R1K b - - 8 35", + "PGN": "1. d4 Nc6 2. c4 e5 3. d5 Nce7 4. Nf3 Ng6 5. e4 Bc5 6. Bd3 d6 7. O-O N8e7 8. Nc3 a6 9. b4 Ba7 10. Be3 Bxe3 11. fxe3 O-O 12. Rc1 f5 13. exf5 Bxf5 14. Ng5 Qd7 15. Bxf5 Rxf5 16. Rxf5 Qxf5 17. Ne6 Nf8 18. Nxc7 Rc8 19. c5 Qd7 20. cxd6 Qxd6 21. Ne4 Qg6 22. d6 Nc6 23. Qd5+ Kh8 24. a3 h6 25. Nc5 Qg5 26. Rf1 Qxe3+ 27. Kh1 Ng6 28. d7 Rxc7 29. d8=Q+ Nxd8 30. Qxd8+ Kh7 31. Qxc7 Nf4 32. Qf7 Qe2 33. Qf5+ Kg8 34. Qc8+ Kh7 35. Qd7 *", + "Moves": "e2f1", + "MovesSAN": "Qxf1#", + "Themes": "endgame hangingPiece master mate mateIn1 oneMove" + }, + { + "FEN": "5rk1/pp1r2n1/4q2p/2p3p1/2P5/1P2PQ2/P5PP/1B3RK1 w - - 0 30", + "PGN": "1. d4 Nf6 2. Bg5 g6 3. e3 Bg7 4. c4 d6 5. Nf3 O-O 6. Bd3 c6 7. Nc3 Nbd7 8. O-O h6 9. Bh4 e5 10. Ne4 exd4 11. Nxd6 dxe3 12. fxe3 Qb6 13. Qd2 c5 14. Nxc8 Raxc8 15. b3 Rfe8 16. Rae1 g5 17. Bg3 Nh5 18. Bf2 Rcd8 19. Bb1 Ne5 20. Qe2 Nf6 21. Nxe5 Rxe5 22. Bg3 Re7 23. Rf5 Red7 24. Be5 Rd2 25. Qf3 Ne8 26. Bxg7 Nxg7 27. Rxf7 Qe6 28. Rf1 R2d7 29. Rf8+ Rxf8 *", + "Moves": "f3f8", + "MovesSAN": "Qxf8#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/8/pR4pp/1p3k2/5P1P/5KP1/8/1r6 w - - 3 43", + "PGN": "1. e4 e5 2. Nc3 Nc6 3. Bc4 Nf6 4. Nf3 Bc5 5. Nxe5 Nxe5 6. d4 Bxd4 7. Qxd4 Nxc4 8. Qxc4 O-O 9. Bg5 Qe7 10. Bxf6 Qxf6 11. Nd5 Qxb2 12. O-O c6 13. Ne7+ Kh8 14. Qc5 Re8 15. Nxc8 Rexc8 16. Rfb1 b6 17. Qc4 Qf6 18. Re1 d5 19. exd5 cxd5 20. Qxd5 Rd8 21. Qe4 h6 22. Rad1 Re8 23. Qd3 Red8 24. Qb3 Rxd1 25. Rxd1 Re8 26. Qa4 Re2 27. f3 Qc3 28. Kf1 Qxc2 29. Qxc2 Rxc2 30. Rd7 Rxa2 31. Rxf7 Kg8 32. Rb7 Kh7 33. Kg1 Kg6 34. h3 Ra4 35. Kh2 Kf6 36. Kg3 Ra5 37. f4 b5 38. Kg4 a6 39. h4 Ra1 40. Kf3 g6 41. g3 Rb1 42. Rb6+ Kf5 *", + "Moves": "g3g4", + "MovesSAN": "g4#", + "Themes": "endgame mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "rnbqkbnr/1ppppppp/8/8/2BP4/4PQ2/PpP2PPP/RNB1K1NR w KQkq - 0 5", + "PGN": "1. d4 a5 2. e3 a4 3. Qf3 a3 4. Bc4 axb2 *", + "Moves": "c4f7", + "MovesSAN": "Bxf7#", + "Themes": "attackingF2F7 mate mateIn1 oneMove opening" + }, + { + "FEN": "5rk1/6p1/3R3p/1P1p4/3Np3/P3P1Pq/1B1Q3P/6Kb b - - 6 40", + "PGN": "1. Nf3 Nf6 2. e3 e6 3. b3 d5 4. Bb2 b6 5. c4 Bb7 6. d4 c5 7. cxd5 exd5 8. Be2 Be7 9. O-O O-O 10. Nc3 Nbd7 11. Rc1 Rc8 12. dxc5 Nxc5 13. Qc2 Nce4 14. Qb1 Bb4 15. Nb5 a6 16. Nbd4 Bd2 17. Rc2 Rxc2 18. Qxc2 Bb4 19. a3 Bd6 20. Rc1 Qd7 21. Qd3 Ng4 22. Rf1 Ne5 23. Nxe5 Bxe5 24. Rc1 Nc5 25. Qd1 Qd6 26. g3 Qh6 27. Bf3 f5 28. b4 Ne4 29. Rc7 Ba8 30. Re7 Bd6 31. Re6 Qh3 32. Bxe4 Bxg3 33. fxg3 fxe4 34. Rxb6 h6 35. Rxa6 Bb7 36. Rd6 Bc8 37. b5 Bg4 38. Qe1 Bf3 39. Qf2 Bh1 40. Qd2 *", + "Moves": "f8f1", + "MovesSAN": "Rf1#", + "Themes": "killBoxMate mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3r1rk1/pp3ppp/2p5/q2n2N1/PbpP2b1/2N3P1/1PQ2PBP/3RR1K1 w - - 11 18", + "PGN": "1. d4 d5 2. c4 c6 3. Nc3 dxc4 4. a4 e5 5. e3 exd4 6. exd4 Be6 7. Nf3 Bb4 8. g3 Nf6 9. Bg2 Ne4 10. Qc2 Qa5 11. Bd2 Nxd2 12. Nxd2 Na6 13. O-O Nc7 14. Rfe1 O-O 15. Nde4 Rad8 16. Rad1 Nd5 17. Ng5 Bg4 *", + "Moves": "c2h7", + "MovesSAN": "Qxh7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r2qk2r/1b3p2/p2pp2p/8/R3P1nN/2pP4/2P2QPP/5R1K w kq - 2 23", + "PGN": "1. e4 e6 2. Nc3 a6 3. Nf3 b5 4. a3 Bb7 5. b4 Nf6 6. d3 c5 7. Be2 cxb4 8. axb4 Bxb4 9. Bd2 Nc6 10. O-O Bc5 11. Bg5 h6 12. Bh4 g5 13. Bg3 g4 14. Nh4 d6 15. Kh1 Nd4 16. f3 gxf3 17. Bxf3 Nxf3 18. Qxf3 Bd4 19. Be1 b4 20. Ra4 Bxc3 21. Bxc3 bxc3 22. Qf2 Ng4 *", + "Moves": "f2f7", + "MovesSAN": "Qxf7#", + "Themes": "attackingF2F7 mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/8/5p2/5kpK/P1R2P2/r6P/8/8 b - - 1 49", + "PGN": "1. d4 d5 2. Nc3 c6 3. Bf4 Bf5 4. Nf3 e6 5. a3 Nf6 6. h3 h5 7. e3 Nbd7 8. Bd3 Bxd3 9. Qxd3 Qb6 10. Rb1 c5 11. Qb5 cxd4 12. exd4 Rc8 13. O-O Qxb5 14. Nxb5 Ne4 15. Nxa7 Rxc2 16. Nb5 f6 17. Ne1 Rc4 18. f3 Ng5 19. Bd6 Nf7 20. Nc7+ Rxc7 21. Bxc7 e5 22. dxe5 Bc5+ 23. Kh1 Ndxe5 24. Bxe5 Nxe5 25. Rd1 d4 26. f4 Nc4 27. b4 Ne3 28. bxc5 Nxd1 29. Nc2 d3 30. Rxd1 dxc2 31. Rc1 O-O 32. Rxc2 Ra8 33. Rc3 Ra4 34. g3 h4 35. Kg2 hxg3 36. Kxg3 Rd4 37. Kg4 Rd1 38. Kf5 Kf7 39. a4 g6+ 40. Kg4 Rg1+ 41. Kf3 Rh1 42. Kg2 Ra1 43. Rc4 Ke6 44. c6 bxc6 45. Rxc6+ Kf5 46. Rc4 Ra2+ 47. Kg3 Ra3+ 48. Kh4 g5+ 49. Kh5 *", + "Moves": "a3h3", + "MovesSAN": "Rxh3#", + "Themes": "endgame mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "8/ppk4r/3Rn3/5R2/4B1r1/P3P3/1PP2P1p/7K b - - 0 34", + "PGN": "1. d4 d5 2. g3 Nf6 3. Nf3 c6 4. Bg2 Bf5 5. O-O e6 6. e3 Bd6 7. Nh4 Bg6 8. Nd2 Nbd7 9. Nxg6 hxg6 10. Nf3 Qc7 11. Qd3 Ne4 12. a3 f5 13. Bd2 g5 14. Bb4 c5 15. dxc5 Ndxc5 16. Bxc5 Nxc5 17. Qd4 O-O-O 18. Nxg5 e5 19. Qxd5 e4 20. Ne6 Qf7 21. Rad1 Qxe6 22. Qxe6+ Nxe6 23. Rd5 g6 24. Rfd1 Kc7 25. Bf1 g5 26. Rxf5 Rh6 27. Be2 Rdh8 28. h4 gxh4 29. g4 h3 30. Bc4 h2+ 31. Kh1 R8h7 32. Bd5 Rg6 33. Bxe4 Rxg4 34. Rxd6 *", + "Moves": "g4g1", + "MovesSAN": "Rg1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r1b1k2r/ppq1bpp1/2p3n1/2P4p/PP1PN1n1/2B2B2/4Q1PP/R3NRK1 b kq - 4 18", + "PGN": "1. Nf3 e6 2. c4 d5 3. d4 Nf6 4. e3 Bb4+ 5. Bd2 Bd6 6. c5 Be7 7. b4 c6 8. a4 Nbd7 9. Nc3 Qc7 10. Be2 e5 11. O-O e4 12. Ne1 h5 13. f4 exf3 14. Bxf3 Nf8 15. e4 dxe4 16. Nxe4 Ng6 17. Bc3 Ng4 18. Qe2 *", + "Moves": "c7h2", + "MovesSAN": "Qxh2#", + "Themes": "kingsideAttack mate mateIn1 oneMove opening" + }, + { + "FEN": "r4k1r/ppp3p1/1bp5/5pN1/2Q5/1P3qPp/P2P1P1P/R1B1RK2 b - - 3 20", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nc3 Nc6 4. Bb5 Bc5 5. Bxc6 dxc6 6. Nxe5 Qd4 7. Nd3 Bb6 8. O-O Nxe4 9. Nxe4 Bf5 10. Ng3 Bxd3 11. cxd3 Qxd3 12. Re1+ Kf8 13. Qa4 h5 14. Qb4+ Kg8 15. b3 h4 16. Ne4 h3 17. g3 Qf3 18. Kf1 f5 19. Qc4+ Kf8 20. Ng5 *", + "Moves": "f3f2", + "MovesSAN": "Qxf2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r4rk1/pb4pp/8/2p1ppq1/N2B4/1P1Q4/P1P2PPP/3R1RK1 b - - 0 17", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nxc6 bxc6 6. Nc3 Nf6 7. Bd3 Bb7 8. O-O Bc5 9. b3 d5 10. Bb2 Bd4 11. Qe2 dxe4 12. Bxe4 Nxe4 13. Qxe4 O-O 14. Rad1 f5 15. Qd3 c5 16. Na4 Qg5 17. Bxd4 *", + "Moves": "g5g2", + "MovesSAN": "Qxg2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "5k2/R4p2/1p1p1Ppp/2pP4/2P5/6P1/Pr5P/5K2 w - - 0 28", + "PGN": "1. c4 e5 2. Nc3 Nc6 3. Nf3 Bc5 4. g3 Nf6 5. Bg2 O-O 6. Nxe5 Nxe5 7. d4 Bxd4 8. Qxd4 d6 9. O-O Rb8 10. Bg5 b6 11. Nd5 c5 12. Qc3 Be6 13. f4 Ned7 14. f5 Bxd5 15. Bxd5 h6 16. Bxf6 Nxf6 17. e4 Qe7 18. Rae1 Nxd5 19. exd5 Qg5 20. f6 g6 21. Qe3 Qxe3+ 22. Rxe3 Rfe8 23. Rfe1 Rxe3 24. Rxe3 Kf8 25. Re7 Re8 26. Rxa7 Re2 27. Kf1 Rxb2 *", + "Moves": "a7a8", + "MovesSAN": "Ra8#", + "Themes": "endgame mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "rnB1k2r/pp3ppp/2pb4/8/4p2q/4P3/PPP2PPP/RNBQ1RK1 b kq - 0 10", + "PGN": "1. d3 e5 2. e3 c6 3. Ne2 d5 4. Ng3 Nf6 5. Be2 Bd6 6. O-O e4 7. dxe4 Nxe4 8. Nxe4 dxe4 9. Bg4 Qh4 10. Bxc8 *", + "Moves": "h4h2", + "MovesSAN": "Qxh2#", + "Themes": "kingsideAttack mate mateIn1 oneMove opening" + }, + { + "FEN": "1k3b1r/ppp2ppp/8/1Q2P3/3BbP2/8/qPP3PP/2K2B1R w - - 0 17", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nxe5 Qe7 4. d4 d6 5. Nf3 Nxe4 6. Qe2 Nc6 7. Nbd2 Bf5 8. Nxe4 Bxe4 9. Be3 d5 10. O-O-O O-O-O 11. Ne5 Nxe5 12. dxe5 Kb8 13. f4 Qe6 14. Qb5 d4 15. Rxd4 Rxd4 16. Bxd4 Qxa2 *", + "Moves": "b5e8", + "MovesSAN": "Qe8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "1r3k2/1q4p1/5p1p/2pBbP2/2Qp2PP/8/PPP5/1K2R3 b - - 1 34", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Be3 Bg4 7. f3 Bh5 8. g4 Bg6 9. h4 h6 10. Qd2 e5 11. Nf5 Qc7 12. O-O-O O-O-O 13. Nb5 Qb8 14. Qc3 Bxf5 15. Nxa7+ Kd7 16. Nxc6 bxc6 17. exf5 Nd5 18. Qe1 Nxe3 19. Qxe3 f6 20. Bc4 d5 21. Rhe1 Bd6 22. Bb3 d4 23. Qe2 Rhe8 24. Be6+ Ke7 25. f4 Kf8 26. fxe5 Bxe5 27. Qc4 Qd6 28. Bg8 Re7 29. Kb1 Rb7 30. Rd3 Rdb8 31. Rb3 c5 32. Rb5 Qe7 33. Rxb7 Qxb7 34. Bd5 *", + "Moves": "b7b2", + "MovesSAN": "Qxb2#", + "Themes": "endgame mate mateIn1 oneMove queensideAttack" + }, + { + "FEN": "5r1k/1R3B1p/p4P2/2p1n1p1/4P2q/4Q2R/P5PK/3r4 b - - 4 36", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. c3 Bg7 5. Qe2 d6 6. d3 Nf6 7. h3 O-O 8. Be3 Bd7 9. Ba4 Qc7 10. O-O a6 11. Nbd2 b5 12. Bc2 Bc8 13. Nh2 Bb7 14. Ng4 Nxg4 15. hxg4 Rad8 16. f4 b4 17. cxb4 Nxb4 18. Bb3 Bxb2 19. Rab1 Bg7 20. f5 d5 21. Bf4 Be5 22. Bh6 Bg7 23. Bxg7 Kxg7 24. g5 Qg3 25. f6+ exf6 26. gxf6+ Kh8 27. Rf3 Qg4 28. Qf2 dxe4 29. dxe4 Nd3 30. Qe3 g5 31. Rg3 Qf4 32. Bc4 Ne5 33. Rxb7 Rxd2 34. Bxf7 Rd1+ 35. Kh2 Qh4+ 36. Rh3 *", + "Moves": "e5g4", + "MovesSAN": "Ng4#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r3n2k/p2R3p/1p2pNp1/2p5/2b3P1/4r3/P1P4P/3R2K1 w - - 2 27", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. Bc4 g6 4. Ng5 e6 5. d3 Bg7 6. Qf3 Ne5 7. Qg3 Nxc4 8. dxc4 Nf6 9. Nc3 Nh5 10. Qf3 O-O 11. Be3 Bxc3+ 12. bxc3 Qa5 13. O-O b6 14. e5 Ba6 15. Ne4 f5 16. Nd6 Qxc3 17. Qe2 Qxe5 18. Rfd1 f4 19. g4 Ng7 20. Qd3 fxe3 21. fxe3 Rf3 22. Qe4 Qxe4 23. Nxe4 Rxe3 24. Nf6+ Kh8 25. Rxd7 Bxc4 26. Rad1 Ne8 *", + "Moves": "d7h7", + "MovesSAN": "Rxh7#", + "Themes": "arabianMate mate mateIn1 middlegame oneMove" + }, + { + "FEN": "6k1/pp2R1pp/3R4/2p5/6r1/7n/PP5P/5B1K b - - 0 26", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 d6 5. c3 dxc3 6. Nxc3 Be6 7. Nd5 Nf6 8. O-O Be7 9. Ng5 Ne5 10. Nxe6 fxe6 11. Nxf6+ Bxf6 12. Bxe6 Qe7 13. Bh3 O-O 14. f4 Nf7 15. Qd3 Rae8 16. Re1 c5 17. g4 Bd4+ 18. Be3 Qxe4 19. Qxe4 Rxe4 20. Bxd4 Rxd4 21. Re7 Rxf4 22. Rd1 Ng5 23. Bg2 Rxg4 24. Rxd6 Nh3+ 25. Kh1 Rf1+ 26. Bxf1 *", + "Moves": "h3f2", + "MovesSAN": "Nf2#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "4B3/8/Rb4pk/5p1p/P4P2/5KP1/1r5P/8 b - - 15 54", + "PGN": "1. d4 Nf6 2. Nf3 d6 3. g3 Nbd7 4. Bg2 c5 5. O-O cxd4 6. Nxd4 g6 7. c4 Bg7 8. Nc3 O-O 9. e4 Ne8 10. Be3 Ne5 11. b3 Nc6 12. Nxc6 bxc6 13. Rc1 e6 14. e5 d5 15. Bc5 Bxe5 16. Bxf8 Kxf8 17. Qe2 Bg7 18. cxd5 cxd5 19. Qb5 Bd7 20. Qc5+ Kg8 21. Qe3 a6 22. Ne2 Bb5 23. Rfe1 d4 24. Qd2 Rb8 25. Nf4 e5 26. Nd3 f6 27. a4 Bxd3 28. Qxd3 f5 29. Qxa6 d3 30. Red1 e4 31. f4 Nc7 32. Qc4+ Nd5 33. Rxd3 exd3 34. Bxd5+ Kh8 35. Qxd3 Qb6+ 36. Kg2 Rd8 37. Rd1 Qb4 38. Qc4 Qa3 39. Rc1 h5 40. Rc2 Qe7 41. Bf7 Kh7 42. Bd5 Qd6 43. Bf3 Qf6 44. b4 Rd4 45. Qc6 Rxb4 46. Qxf6 Bxf6 47. Bc6 Bd8 48. Bb5 Ba5 49. Rc6 Kg7 50. Ra6 Bd8 51. Ra7+ Kh6 52. Be8 Bb6 53. Ra6 Rb2+ 54. Kf3 *", + "Moves": "b2f2", + "MovesSAN": "Rf2#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r6r/ppp1q1Q1/3bk3/4pp1p/2P5/5RPB/PP3P1P/R5K1 w - - 0 21", + "PGN": "1. e4 e6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Nxf6+ gxf6 6. Nf3 Nc6 7. g3 Bd7 8. Bg2 Bd6 9. O-O h5 10. d5 Ne7 11. dxe6 fxe6 12. Re1 e5 13. c4 Bc6 14. Be3 Nf5 15. Qc2 Nxe3 16. Qg6+ Ke7 17. Qg7+ Ke6 18. Rxe3 Bxf3 19. Rxf3 Qe7 20. Bh3+ f5 *", + "Moves": "h3f5", + "MovesSAN": "Bxf5#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "6k1/2p2pp1/7p/3q4/1p3P2/b1p3PK/2Q1R2P/8 w - - 2 36", + "PGN": "1. e3 e5 2. d3 d5 3. g3 Be6 4. Bg2 Nf6 5. Ne2 Bc5 6. Nbc3 Nc6 7. Bd2 O-O 8. O-O Rb8 9. a3 a6 10. b4 Bd6 11. f4 exf4 12. exf4 Bg4 13. Bf3 Re8 14. Bxg4 Nxg4 15. Nxd5 Qd7 16. Kg2 Qf5 17. Ndc3 Ne3+ 18. Bxe3 Rxe3 19. Ne4 Re8 20. Qd2 R3xe4 21. dxe4 Qxe4+ 22. Kf2 a5 23. Rfe1 Qc4 24. c3 h6 25. Nd4 Rxe1 26. Rxe1 axb4 27. Nxc6 bxc3 28. Qc2 Bc5+ 29. Kg2 Qd5+ 30. Kh3 Qd7+ 31. Kg2 Qxc6+ 32. Kh3 Bxa3 33. Re2 b5 34. Re4 b4 35. Re2 Qd5 *", + "Moves": "e2e8", + "MovesSAN": "Re8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "2r2rk1/1b2bppp/p3p3/1p1q4/1PpP4/P1B1P3/3QBPPP/2R2RK1 b - - 1 18", + "PGN": "1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 e6 5. e3 a6 6. Qc2 Be7 7. Be2 O-O 8. O-O b5 9. cxd5 cxd5 10. a3 Nbd7 11. b4 Bb7 12. Bb2 Rc8 13. Qd2 Nb6 14. Ne5 Nc4 15. Nxc4 dxc4 16. Rac1 Nd5 17. Nxd5 Qxd5 18. Bc3 *", + "Moves": "d5g2", + "MovesSAN": "Qxg2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2Q3R1/5r1p/6pk/1p6/p1p2P2/8/q2p2PK/8 w - - 2 44", + "PGN": "1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. Na4 Bg7 6. e4 Nb6 7. Be3 O-O 8. Nf3 Bg4 9. Be2 N8d7 10. Rc1 e6 11. h3 Bxf3 12. Bxf3 c6 13. O-O Nxa4 14. Qxa4 Nb6 15. Qb4 a5 16. Qb3 Bxd4 17. Rfd1 e5 18. Bh6 Re8 19. Rxd4 exd4 20. Rc5 Nd7 21. Rg5 Re5 22. Rg3 b5 23. Bf4 Re8 24. Bg5 Qb6 25. h4 a4 26. Qd1 Ne5 27. h5 Nxf3+ 28. Qxf3 Ra7 29. Bf6 c5 30. e5 Re6 31. Qf4 c4 32. Rh3 d3 33. hxg6 fxg6 34. Qg5 Qd4 35. Rh4 Qxb2 36. Qg4 Rxf6 37. exf6 Qxf6 38. Qc8+ Kg7 39. Re4 Rf7 40. f4 Qa1+ 41. Kh2 Qxa2 42. Re8 d2 43. Rg8+ Kh6 *", + "Moves": "c8h3", + "MovesSAN": "Qh3#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "r4rk1/pp1nqpp1/3p4/2pP2p1/1b3P2/2N1P3/PPQ2P2/R3K2R w KQ - 0 19", + "PGN": "1. d4 Nf6 2. c4 e6 3. Bf4 Bb4+ 4. Nc3 c5 5. d5 exd5 6. cxd5 d6 7. Nf3 O-O 8. e3 Nh5 9. Bg3 Nxg3 10. hxg3 Bg4 11. Bd3 h6 12. Qc2 Bxf3 13. gxf3 Qf6 14. f4 Nd7 15. g4 Qe7 16. g5 hxg5 17. Bh7+ Kh8 18. Bg8+ Kxg8 *", + "Moves": "c2h7", + "MovesSAN": "Qh7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "rnb2rk1/pp4pp/3bp3/2ppNp2/3PnPPq/2PBP3/PP1NK2P/R1BQ3R b - - 4 10", + "PGN": "1. d4 d5 2. c3 e6 3. f4 Bd6 4. e3 f5 5. Bd3 Nf6 6. Nf3 O-O 7. Ne5 c5 8. g4 Ne4 9. Nd2 Qh4+ 10. Ke2 *", + "Moves": "h4f2", + "MovesSAN": "Qf2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/p6k/6pp/2B1Pn2/3P2K1/2P2Q1P/PP1q4/8 b - - 5 40", + "PGN": "1. e4 c6 2. f4 d5 3. exd5 cxd5 4. Nf3 Bg4 5. d4 e6 6. Be2 Bd6 7. O-O Nf6 8. c3 O-O 9. Ne5 Bxe2 10. Qxe2 Ne4 11. Nd2 f5 12. Nxe4 fxe4 13. Be3 Bxe5 14. fxe5 Nd7 15. Qg4 Qe7 16. Bg5 Qe8 17. Rxf8+ Nxf8 18. Rf1 Qg6 19. Qh4 h6 20. Be7 Nd7 21. Bd6 Nb6 22. Qe7 Nc4 23. Qxb7 Re8 24. Bc5 e3 25. Qb3 e2 26. Re1 Qd3 27. h3 Qe3+ 28. Kh1 Qf2 29. Qb5 Qxe1+ 30. Kh2 Rd8 31. Qa6 Re8 32. Qc6 Kh7 33. Qxe8 Qf2 34. Qxe6 e1=Q 35. Qxd5 Qxg2+ 36. Qxg2 Ne3 37. Qe4+ g6 38. Qf3 Qd2+ 39. Kg3 Nf5+ 40. Kg4 *", + "Moves": "d2g5", + "MovesSAN": "Qg5#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r1b4r/ppp2kp1/3p4/8/3NNBpq/8/PPP2PP1/R2Q1RK1 b - - 0 15", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 h6 4. d4 exd4 5. Nxd4 Ne5 6. Bb3 Nf6 7. Nc3 Bc5 8. Bf4 Neg4 9. O-O d6 10. h3 h5 11. hxg4 hxg4 12. Na4 Nxe4 13. Nxc5 Qh4 14. Bxf7+ Kxf7 15. Nxe4 *", + "Moves": "h4h1", + "MovesSAN": "Qh1#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1b2bnr/2pp1Qp1/p1k2q1p/np6/2NPPB2/8/PP3PPP/RN2K2R w KQ - 10 14", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. c3 a6 4. d4 exd4 5. cxd4 h6 6. Bc4 b5 7. Bb3 Na5 8. Bxf7+ Kxf7 9. Ne5+ Kf6 10. Qf3+ Ke6 11. Qf7+ Kd6 12. Bf4 Qf6 13. Nc4+ Kc6 *", + "Moves": "f7d5", + "MovesSAN": "Qd5#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1b1kb1r/1pqp1pp1/p3p3/2p3Bp/2BNP1n1/2NP3P/PPPQ1PP1/R4RK1 b kq - 0 10", + "PGN": "1. Nf3 c5 2. e4 e6 3. Bc4 a6 4. d3 Nc6 5. Nc3 Qc7 6. O-O Nf6 7. Bg5 Ng4 8. h3 h5 9. Qd2 Nd4 10. Nxd4 *", + "Moves": "c7h2", + "MovesSAN": "Qh2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3rkb1N/1p3ppp/p3pn2/2p5/2Qn4/2N3B1/PPP2q1P/2KR3R b - - 1 17", + "PGN": "1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Nc3 Nf6 6. Nf3 e6 7. Bd3 Bxd3 8. Qxd3 c5 9. Qb5+ Nc6 10. Ne5 Qc7 11. Bf4 a6 12. Qd3 Nxd4 13. Ng6 Qc6 14. Nxh8 Qxg2 15. O-O-O Rd8 16. Qc4 Qxf2 17. Bg3 *", + "Moves": "f2c2", + "MovesSAN": "Qxc2#", + "Themes": "mate mateIn1 middlegame oneMove queensideAttack" + }, + { + "FEN": "8/2k2p2/4p1p1/3pP3/1p1R1P1P/1B2n1PK/P7/r7 b - - 4 39", + "PGN": "1. e4 c6 2. Nf3 d5 3. e5 Bg4 4. Be2 e6 5. d4 c5 6. c3 Nc6 7. Bb5 Qb6 8. Be2 cxd4 9. cxd4 Bxf3 10. Bxf3 Qxd4 11. Qxd4 Nxd4 12. Bd1 Rc8 13. Nc3 Bb4 14. Bd2 Ne7 15. O-O Ng6 16. Ba4+ Ke7 17. f4 Bxc3 18. bxc3 Ne2+ 19. Kf2 Nxc3 20. Bxc3 Rxc3 21. g3 Rhc8 22. Rab1 R8c7 23. Rb2 a6 24. Rfb1 b5 25. Bb3 h5 26. h4 Kd7 27. Rd2 Ne7 28. Rbd1 R7c5 29. Rd3 Rxd3 30. Rxd3 Nf5 31. Kg2 a5 32. Kh3 a4 33. Bd1 Rc1 34. Bxh5 g6 35. Bd1 Ra1 36. Rd2 b4 37. Bxa4+ Kc7 38. Bb3 Ne3 39. Rd4 *", + "Moves": "a1h1", + "MovesSAN": "Rh1#", + "Themes": "anastasiaMate endgame master mate mateIn1 oneMove" + }, + { + "FEN": "8/6p1/r3pp1p/5k2/1b1P1P2/1B2P2P/5PK1/8 w - - 1 40", + "PGN": "1. d4 e6 2. a3 c5 3. e3 Nf6 4. c3 d5 5. Nf3 Bd6 6. Nbd2 O-O 7. Nb3 c4 8. Nbd2 b5 9. a4 a6 10. axb5 Bb7 11. bxa6 Nxa6 12. b3 cxb3 13. Qxb3 Qc7 14. c4 dxc4 15. Bxc4 Bxf3 16. Nxf3 Rfb8 17. Qc2 Nb4 18. Qe2 Rxa1 19. O-O Na2 20. Bxa2 Rxc1 21. g3 Rxf1+ 22. Qxf1 Qc2 23. Qc4 Qxc4 24. Bxc4 Rb4 25. Bd3 Rb3 26. Bc2 Rc3 27. Ba4 Rc1+ 28. Kg2 Ra1 29. Bc6 h6 30. Nd2 Ra6 31. Bb5 Rb6 32. Ba4 Nd5 33. Nc4 Ra6 34. Bb3 Bb4 35. Ne5 f6 36. Ng6 Kh7 37. Nf4 Nxf4+ 38. gxf4 Kg6 39. h3 Kf5 *", + "Moves": "b3c2", + "MovesSAN": "Bc2#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "1k1r3r/1pp2ppp/p1nbpn2/1N5q/P2P4/2P1BB2/1P1Q1PPP/R4RK1 b - - 0 14", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. Nf3 Nf6 5. d4 Bg4 6. Bd2 Qh5 7. Be2 Nc6 8. Be3 O-O-O 9. Qd2 Kb8 10. Nb5 a6 11. a4 e6 12. O-O Bd6 13. c3 Bxf3 14. Bxf3 *", + "Moves": "h5h2", + "MovesSAN": "Qxh2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "4N2r/pp6/2n3qk/8/8/1BQ4p/PP4PK/3R4 b - - 0 36", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. O-O Qf6 5. c3 Nge7 6. d4 exd4 7. cxd4 Bb6 8. e5 Qg6 9. Nc3 h5 10. Re1 h4 11. Ng5 Qf5 12. Bxf7+ Kf8 13. Bb3 Bxd4 14. e6 Bxf2+ 15. Kh1 Bxe1 16. Qxe1 dxe6 17. Nxe6+ Bxe6 18. Bxe6 Qf6 19. h3 Re8 20. Bb3 Nf5 21. Qg1 Ng3+ 22. Kh2 Qe5 23. Qf2+ Ke7 24. Bf4 Qf5 25. Rd1 g5 26. Nd5+ Kf8 27. Bxg3 hxg3+ 28. Qxg3 g4 29. Qxc7 gxh3 30. Qd6+ Kg7 31. Qg3+ Qg6 32. Qc3+ Kf8 33. Qc5+ Kg7 34. Qc3+ Kh7 35. Nf6+ Kh6 36. Nxe8 *", + "Moves": "g6g2", + "MovesSAN": "Qxg2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/p2r4/1p3p1p/4pPpk/2P5/P2PKPR1/8/8 w - g6 0 43", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Nde2 Bb4 7. f3 O-O 8. Bg5 h6 9. Be3 d5 10. exd5 Nxd5 11. Bd2 Bf5 12. a3 Nxc3 13. Nxc3 Bxc3 14. Bxc3 Qxd1+ 15. Kxd1 Rfd8+ 16. Kc1 Nd4 17. Bd3 Bxd3 18. cxd3 Ne2+ 19. Kd2 Nxc3 20. bxc3 Rd7 21. Rab1 b6 22. Rb3 Rad8 23. c4 f6 24. Ke3 Kf7 25. Rhb1 Ke6 26. g4 Rd4 27. h3 R8d6 28. R1b2 Kf7 29. Rd2 Kg6 30. Rb5 Kg5 31. Rb3 Kh4 32. Rh2 Kg3 33. Rh1 Kg2 34. Re1 Kxh3 35. Rh1+ Kg2 36. Rh5 Rf4 37. Rb2+ Kg3 38. Rf5 Rxf5 39. gxf5 Rd7 40. Rb1 Kh4 41. Rg1 Kh5 42. Rg3 g5 *", + "Moves": "g3h3", + "MovesSAN": "Rh3#", + "Themes": "endgame mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "k2r4/p4ppp/2p1pn2/2P5/1Q5n/P4B1P/2Pr1PP1/6K1 w - - 8 27", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 Nf6 5. Bd2 c6 6. Nf3 Bg4 7. Be2 Nbd7 8. h3 Bh5 9. O-O e6 10. Re1 O-O-O 11. a3 Qc7 12. b4 Nd5 13. Ne4 N7f6 14. Nc5 Bxc5 15. bxc5 Nf4 16. Rb1 Bxf3 17. Bxf3 Rxd4 18. Qc1 Ng6 19. Re3 Rhd8 20. Reb3 Rxd2 21. Rxb7 Qxb7 22. Rxb7 Kxb7 23. Qb2+ Kc7 24. Qc3 Nh4 25. Qa5+ Kb7 26. Qb4+ Ka8 *", + "Moves": "f3c6", + "MovesSAN": "Bxc6#", + "Themes": "endgame mate mateIn1 oneMove queensideAttack" + }, + { + "FEN": "3r1k1r/1b2npb1/p3p1pp/8/4PPPP/1N2B3/qPP3B1/2KR3R w - - 0 20", + "PGN": "1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 g6 6. Be3 Bg7 7. Qd2 b5 8. a3 Bb7 9. f3 Nc6 10. h4 h6 11. O-O-O Rc8 12. f4 Nge7 13. g4 b4 14. axb4 Nxb4 15. Bg2 Qa5 16. Nb3 Na2+ 17. Nxa2 Qxa2 18. Qxd7+ Kf8 19. Qd8+ Rxd8 *", + "Moves": "d1d8", + "MovesSAN": "Rxd8#", + "Themes": "backRankMate mate mateIn1 middlegame oneMove" + }, + { + "FEN": "1k1r4/pp3p2/5p2/2R1r2p/4b1P1/1P2KP1P/P7/3R4 w - - 0 30", + "PGN": "1. Nf3 Nf6 2. d3 Nc6 3. Nbd2 e5 4. e4 Bc5 5. Nc4 d6 6. Bg5 Bg4 7. Qd2 Nd4 8. Nxd4 Bxd4 9. c3 Bc5 10. f3 Be6 11. Ne3 Qd7 12. Bxf6 gxf6 13. d4 exd4 14. cxd4 Bb6 15. d5 Qa4 16. b3 Bxe3 17. Qxe3 Qb4+ 18. Qd2 Qxd2+ 19. Kxd2 Bd7 20. g4 O-O-O 21. Bd3 h5 22. h3 c6 23. Rac1 Kb8 24. dxc6 Bxc6 25. Ke3 d5 26. exd5 Bxd5 27. Be4 Rhe8 28. Rhd1 Re5 29. Rc5 Bxe4 *", + "Moves": "d1d8", + "MovesSAN": "Rxd8#", + "Themes": "endgame hangingPiece mate mateIn1 oneMove" + }, + { + "FEN": "8/2R4p/5p1k/3P1P2/3b2PK/7P/8/8 b - - 0 42", + "PGN": "1. e4 e5 2. d4 exd4 3. Nf3 Nc6 4. Nxd4 Nxd4 5. Qxd4 Qf6 6. e5 Qe7 7. Nc3 d6 8. Nd5 dxe5 9. Nxe7 exd4 10. Nd5 Bd6 11. c4 dxc3 12. bxc3 Be6 13. c4 Bxd5 14. cxd5 Nf6 15. Bc4 O-O 16. O-O Rad8 17. Bb2 Ng4 18. g3 Ne5 19. Bb3 Nf3+ 20. Kg2 Nd2 21. Rfe1 Nxb3 22. axb3 a6 23. Re4 Rfe8 24. Rae1 Kf8 25. Bxg7+ Kxg7 26. Rxe8 Rxe8 27. Rxe8 b6 28. Ra8 a5 29. f4 f6 30. Kf3 Kf7 31. Kg4 Kg6 32. f5+ Kg7 33. Kh5 Be5 34. Rc8 b5 35. Kh4 a4 36. bxa4 bxa4 37. Ra8 a3 38. Rxa3 Bd6 39. Ra7 Kh6 40. h3 Be5 41. g4 Bd4 42. Rxc7 *", + "Moves": "d4f2", + "MovesSAN": "Bf2#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "3rr3/1q2bp1k/p2p3B/2pPp2P/4b3/pP3P2/2PN2Q1/R3K2R w KQ - 0 29", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Nc3 d6 4. Bb5 Bd7 5. d3 a6 6. Ba4 b5 7. Bb3 Bg4 8. h3 Bh5 9. Bd5 Qd7 10. g4 Bg6 11. d4 Rd8 12. Bxc6 Qxc6 13. d5 Qb6 14. Be3 Qb7 15. Nd2 c5 16. a3 Nf6 17. f3 Be7 18. Ne2 O-O 19. h4 h6 20. Ng3 b4 21. g5 Nh5 22. Nxh5 Bxh5 23. gxh6 gxh6 24. Bxh6 Rfe8 25. Qe2 bxa3 26. Qg2+ Bg6 27. b3 Kh7 28. h5 Bxe4 *", + "Moves": "g2g7", + "MovesSAN": "Qg7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2r3k1/p6p/6p1/1Br5/Q1pR1p2/2P2P1n/P5PP/6RK b - - 0 34", + "PGN": "1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Bd7 6. Be2 f6 7. exf6 Qxf6 8. O-O Bd6 9. Bg5 Qf7 10. Be3 b6 11. Nbd2 Nge7 12. dxc5 bxc5 13. b4 c4 14. Nd4 O-O 15. Bh5 g6 16. Bg4 Nf5 17. Nxf5 exf5 18. Bf3 f4 19. Bc5 Bxc5 20. bxc5 Ne5 21. Re1 Nd3 22. Re2 Bc6 23. Nxc4 dxc4 24. Bxc6 Rad8 25. Qa4 Rc8 26. Bb5 Rxc5 27. Re4 Rfc8 28. f3 Qf6 29. Rd4 Qe5 30. Rf1 Qe3+ 31. Kh1 Nf2+ 32. Kg1 Nh3+ 33. Kh1 Qg1+ 34. Rxg1 *", + "Moves": "h3f2", + "MovesSAN": "Nf2#", + "Themes": "mate mateIn1 middlegame oneMove smotheredMate" + }, + { + "FEN": "4R3/N1k5/4b1p1/2ppq3/8/1P6/P1PP4/2KR4 b - - 7 29", + "PGN": "1. e4 c5 2. b3 g6 3. Bb2 Nf6 4. e5 Nd5 5. e6 Nf6 6. exf7+ Kxf7 7. Bc4+ e6 8. Qf3 Bg7 9. h4 Rf8 10. h5 d5 11. Bd3 Nc6 12. hxg6+ hxg6 13. Qg3 Ne4 14. Bxg7 Nxg3 15. Rh7 Nf5 16. Bxf8+ Kxf8 17. Bxf5 Qg5 18. Bxe6 Bxe6 19. Rh8+ Ke7 20. Rxa8 Nd4 21. Na3 Qxg2 22. O-O-O Qxf2 23. Rxa7 Kd6 24. Rxb7 Ne2+ 25. Nxe2 Qxe2 26. Nb5+ Kc6 27. Rb8 Qe5 28. Na7+ Kc7 29. Re8 *", + "Moves": "e5a1", + "MovesSAN": "Qa1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "3r2k1/1p4Pp/8/4p3/p4p2/PqB2P2/1P3QP1/2K2B1R b - - 2 27", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 Bb4 7. a3 Bxc3+ 8. Nxc3 O-O 9. Be3 d6 10. f3 Be6 11. Qd2 d5 12. exd5 Nxd5 13. Nxd5 Bxd5 14. O-O-O Be6 15. Qf2 Qc7 16. h4 f5 17. h5 f4 18. Bd2 Nd4 19. Bc3 Bb3 20. cxb3 Nxb3+ 21. Kc2 Rad8 22. Rxd8 Rxd8 23. Kxb3 a5 24. h6 a4+ 25. Kc2 Qf7 26. hxg7 Qb3+ 27. Kc1 *", + "Moves": "d8d1", + "MovesSAN": "Rd1#", + "Themes": "endgame killBoxMate mate mateIn1 oneMove" + }, + { + "FEN": "1k2r3/ppp5/5p2/5BbQ/8/2PP3P/Pq3PP1/6K1 w - - 0 29", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. Nf3 Nf6 5. Bc4 Bg4 6. O-O Nc6 7. h3 h5 8. d3 Bf5 9. Bd2 O-O-O 10. Re1 e6 11. Ne4 Qb6 12. Nxf6 gxf6 13. Bc3 Rh6 14. Qd2 Rg6 15. Nh4 Bh6 16. Qe2 Rgg8 17. Nxf5 exf5 18. Bxf7 Rgf8 19. Be6+ Kb8 20. Bxf5 Nd4 21. Bxd4 Qxd4 22. c3 Qf4 23. Qxh5 Rg8 24. Re4 Qd2 25. Rae1 Bg5 26. Re8 Qxb2 27. Rxg8 Rxg8 28. Re8+ Rxe8 *", + "Moves": "h5e8", + "MovesSAN": "Qxe8#", + "Themes": "backRankMate endgame mate mateIn1 oneMove" + }, + { + "FEN": "4rrk1/p1p2p2/1pp2Qpp/8/2PP4/8/PP3PPP/R1B1R1K1 b - - 0 18", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Nc3 Bc5 4. Bb5 Nf6 5. O-O O-O 6. Bxc6 dxc6 7. Nxe5 Qd4 8. Nd3 Nxe4 9. Nxe4 Qxe4 10. Nxc5 Qe7 11. d4 b6 12. Re1 Qh4 13. Ne4 h6 14. c4 Bf5 15. Qf3 Rae8 16. Qxf5 g6 17. Nf6+ Qxf6 18. Qxf6 *", + "Moves": "e8e1", + "MovesSAN": "Rxe1#", + "Themes": "backRankMate endgame hangingPiece mate mateIn1 oneMove" + }, + { + "FEN": "3R1qk1/1r4pp/8/5p2/1Q3P1P/p7/P7/1K6 w - - 0 37", + "PGN": "1. e4 e6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 f5 5. Ng3 Nf6 6. Nf3 Bd6 7. Bg5 O-O 8. Qd2 Qe8 9. Bxf6 Rxf6 10. O-O-O a5 11. Kb1 a4 12. Ne5 a3 13. b3 Nc6 14. Nh5 Qxh5 15. g4 Qe8 16. gxf5 exf5 17. f4 Be6 18. Bb5 Bf8 19. d5 Rd8 20. Nxc6 bxc6 21. Bxc6 Bd7 22. Rhe1 Qh5 23. Bxd7 Rxd7 24. Rg1 Qf7 25. h4 Rfd6 26. c4 c6 27. Qc2 cxd5 28. c5 Rc6 29. b4 Rb7 30. Qb3 Bxc5 31. Rxd5 Rxb4 32. Rd8+ Bf8 33. Qxb4 Ra6 34. Re1 Ra7 35. Ree8 Rb7 36. Rxf8+ Qxf8 *", + "Moves": "d8f8", + "MovesSAN": "Rxf8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "2kr3r/pR1n1pp1/2p1p2p/q3P3/3PN3/3Q4/P3KPPP/R7 w - - 2 20", + "PGN": "1. d4 c6 2. c4 d5 3. Nc3 dxc4 4. e4 Nf6 5. Bxc4 e6 6. e5 Nd5 7. Nf3 Nxc3 8. bxc3 Qa5 9. Bd2 b5 10. Bd3 b4 11. Qc2 bxc3 12. Bxc3 Bb4 13. Bxb4 Qxb4+ 14. Ke2 Ba6 15. Rhb1 Bxd3+ 16. Qxd3 Qa5 17. Rb7 Nd7 18. Ng5 h6 19. Ne4 O-O-O *", + "Moves": "e4d6", + "MovesSAN": "Nd6#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "rnb1k2r/p5pp/2p5/1p2q3/8/PB3Q2/1P3PPP/3R2K1 w kq - 0 24", + "PGN": "1. d4 d5 2. c4 e6 3. Nc3 c6 4. Nf3 Qa5 5. Bd2 dxc4 6. e4 Qc7 7. d5 Ne7 8. d6 Qxd6 9. Bxc4 b5 10. e5 Qc5 11. Bb3 Ng6 12. Be3 Qb4 13. a3 Qg4 14. O-O Qh5 15. Ne4 Nxe5 16. Nxe5 Qxe5 17. Qf3 f6 18. Rfe1 Bd6 19. Nxd6+ Qxd6 20. Bf4 e5 21. Rad1 Qc7 22. Bxe5 fxe5 23. Rxe5+ Qxe5 *", + "Moves": "f3f7", + "MovesSAN": "Qf7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r2q1r1k/1n3pp1/p3p2p/1p4N1/2pP3P/2P3P1/PPQ3P1/2KR3R w - - 0 19", + "PGN": "1. d4 e6 2. Nf3 d5 3. Bf4 Nf6 4. e3 a6 5. Bd3 c5 6. c3 Nc6 7. Nbd2 Bd6 8. Bg3 O-O 9. Qc2 h6 10. h4 b5 11. Ng5 c4 12. Bh7+ Kh8 13. e4 Bxg3 14. fxg3 dxe4 15. Ndxe4 Nxe4 16. Bxe4 Bb7 17. O-O-O Na5 18. Bxb7 Nxb7 *", + "Moves": "c2h7", + "MovesSAN": "Qh7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r3kb2/1p2n3/p3Q2p/3pp2q/6P1/2P3p1/PP6/R4RKN b q - 0 25", + "PGN": "1. e4 c5 2. Ne2 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Bxf6 gxf6 9. Na3 f5 10. Be2 fxe4 11. Nxe4 Bf5 12. Ng3 Bg6 13. c3 d5 14. h4 h6 15. h5 Bh7 16. Nc2 f5 17. O-O f4 18. Nh1 Rg8 19. Bg4 Bxc2 20. Qxc2 Rxg4 21. Qf5 Qg5 22. Qe6+ Ne7 23. g3 Qxh5 24. f3 fxg3 25. fxg4 *", + "Moves": "h5h2", + "MovesSAN": "Qh2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r7/1b2pkbp/p1q2np1/1p6/8/2N4P/PPB2PP1/R2QR1K1 b - - 1 20", + "PGN": "1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 4. c3 a6 5. Ba4 b5 6. Bc2 Ngf6 7. O-O g6 8. Re1 Bg7 9. d4 cxd4 10. cxd4 O-O 11. h3 Bb7 12. e5 dxe5 13. dxe5 Nd5 14. e6 N7f6 15. Ng5 Qc8 16. exf7+ Rxf7 17. Nxf7 Kxf7 18. Bg5 Qc6 19. Bxf6 Nxf6 20. Nc3 *", + "Moves": "c6g2", + "MovesSAN": "Qxg2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "6r1/q4p1k/3p1p1p/b1p1pP2/2P1P3/1PR2P1P/2RQ3K/r1B5 w - - 13 35", + "PGN": "1. e4 c5 2. d3 Nc6 3. Nf3 e5 4. Nc3 d6 5. Be2 Nf6 6. O-O h6 7. Nd5 Be6 8. c4 a6 9. b3 b5 10. Bb2 bxc4 11. dxc4 Be7 12. Bd3 Bg4 13. Re1 Nd4 14. Be2 Nxe2+ 15. Qxe2 O-O 16. Rad1 Rb8 17. Qd3 a5 18. Kh1 a4 19. Rd2 axb3 20. axb3 Re8 21. h3 Bh5 22. g4 Bg6 23. Nxf6+ gxf6 24. Nh4 Bh7 25. f3 Qb6 26. Re3 Rb7 27. Nf5 Bxf5 28. gxf5 Kh7 29. Qe2 Rg8 30. Kh2 Ra7 31. Bc1 Ra1 32. Rc2 Qa7 33. Rec3 Bd8 34. Qd2 Ba5 *", + "Moves": "d2h6", + "MovesSAN": "Qxh6#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r3r2k/7p/p2bp3/1p1p3N/1P4Q1/P1P4P/5q2/R3R2K w - - 0 28", + "PGN": "1. e4 c6 2. Nf3 d5 3. exd5 cxd5 4. Bb5+ Bd7 5. Bxd7+ Qxd7 6. d4 Nf6 7. O-O e6 8. Bf4 Nc6 9. Nc3 a6 10. a3 Be7 11. Re1 O-O 12. Qd2 Rfe8 13. Ne5 Qc8 14. b4 b5 15. Ne2 Nxe5 16. dxe5 Ne4 17. Qd3 f6 18. Ng3 fxe5 19. Bxe5 Nf6 20. h3 Qd7 21. c3 Bd6 22. Bxf6 gxf6 23. Nh5 Qf7 24. Qf3 f5 25. g4 fxg4 26. Qxg4+ Kh8 27. Kh1 Qxf2 *", + "Moves": "g4g7", + "MovesSAN": "Qg7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2kr1b1r/ppp2ppp/5n2/4p3/2B3b1/PNQ5/1PP2PPP/R1B1K2R b KQ - 0 12", + "PGN": "1. e4 Nc6 2. Nf3 d5 3. exd5 Qxd5 4. Nc3 Qa5 5. Bc4 Nf6 6. d4 Bg4 7. Qe2 Nxd4 8. Qd3 O-O-O 9. Nxd4 e5 10. Nb3 Qb4 11. a3 Qxc3+ 12. Qxc3 *", + "Moves": "d8d1", + "MovesSAN": "Rd1#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "2kr3r/pp1n4/5p1p/1Pp2Rp1/6B1/P2Pn2P/2P3PB/1R4K1 w - - 2 29", + "PGN": "1. e4 e5 2. Nf3 Qf6 3. d3 h6 4. Nc3 c6 5. Be3 Bb4 6. Bd2 d6 7. a3 Ba5 8. b4 Bd8 9. Be2 Qg6 10. Bf1 Bg4 11. h3 Bxf3 12. Qxf3 Qf6 13. Qxf6 Nxf6 14. Be2 Bb6 15. f4 Bd4 16. fxe5 Bxe5 17. Rb1 Nbd7 18. b5 c5 19. Nd1 Bg3+ 20. Nf2 Bxf2+ 21. Kxf2 O-O-O 22. Bf4 Nb6 23. Rhf1 g5 24. Bh2 d5 25. exd5 Nfxd5 26. Bg4+ Nd7 27. Kg1 f6 28. Rf5 Ne3 *", + "Moves": "f5c5", + "MovesSAN": "Rxc5#", + "Themes": "mate mateIn1 middlegame oneMove pin queensideAttack" + }, + { + "FEN": "4r1k1/pp1r1ppp/8/2pq4/5N2/P6P/5PP1/4R1K1 w - - 0 29", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 Nf6 5. Nf3 Bg4 6. Be2 c6 7. O-O e6 8. h3 Bxf3 9. Bxf3 Be7 10. a3 Nbd7 11. b4 Bxb4 12. Ne2 Bd6 13. Bd2 Qc7 14. c4 O-O 15. Nc3 Rfe8 16. c5 Bf4 17. Bxf4 Qxf4 18. Ne2 Qg5 19. Qd3 Rad8 20. Rfe1 Nxc5 21. Qc2 Nce4 22. Bxe4 Nxe4 23. Qxe4 Rd7 24. Nf4 Red8 25. Rad1 c5 26. d5 exd5 27. Rxd5 Qxd5 28. Qe8+ Rxe8 *", + "Moves": "e1e8", + "MovesSAN": "Rxe8#", + "Themes": "backRankMate endgame mate mateIn1 oneMove" + }, + { + "FEN": "3R4/ppR5/4p1k1/8/8/5P1p/PPP2KpN/4r3 b - - 2 32", + "PGN": "1. e4 d5 2. e5 d4 3. Bc4 Nc6 4. Nf3 Bg4 5. Bxf7+ Kxf7 6. Ng5+ Ke8 7. Qxg4 Nxe5 8. Qf5 Qd5 9. Qe4 Qxe4+ 10. Nxe4 Nf6 11. d3 Nxe4 12. dxe4 e6 13. Bf4 Bd6 14. Bg3 Rf8 15. O-O Kd7 16. Nd2 g5 17. Nb3 h5 18. h3 h4 19. Bh2 g4 20. Nxd4 gxh3 21. Rfd1 hxg2 22. Bxe5 Bxe5 23. Nf3+ Ke7 24. Nxe5 h3 25. Rd7+ Kf6 26. Ng4+ Kg6 27. Rad1 Rf4 28. Nh2 Rxe4 29. f3 Re2 30. Rxc7 Rd8 31. Rxd8 Re1+ 32. Kf2 *", + "Moves": "g2g1q", + "MovesSAN": "g1=Q#", + "Themes": "advancedPawn endgame mate mateIn1 oneMove promotion" + }, + { + "FEN": "8/4Rp1k/1qp2Prp/p7/Pp3B2/1P6/2Q4P/7K b - - 4 42", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 Bd6 4. O-O Nf6 5. d3 a6 6. Ba4 b5 7. Bb3 h6 8. c3 Bc5 9. d4 exd4 10. cxd4 Ba7 11. Re1 O-O 12. e5 Nh7 13. Nc3 Re8 14. a4 b4 15. Nd5 a5 16. Qd3 Bb7 17. Be3 Ne7 18. Nxe7+ Rxe7 19. Bc2 Nf8 20. Nh4 Bd5 21. Nf5 Re6 22. b3 d6 23. Bf4 Ng6 24. Bg3 dxe5 25. dxe5 Nf8 26. Nd4 Bxd4 27. Qxd4 c6 28. Rad1 Ng6 29. f4 Re8 30. f5 Nf8 31. Bf4 Rc8 32. Qd3 Qb6+ 33. Kh1 Rcd8 34. Qg3 Kh8 35. Qh3 Bxg2+ 36. Qxg2 Nh7 37. f6 gxf6 38. Rxd8 Rxd8 39. Bxh7 Kxh7 40. exf6 Rg8 41. Qc2+ Rg6 42. Re7 *", + "Moves": "b6g1", + "MovesSAN": "Qg1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "1Q6/3N1pkp/4p1p1/8/1p6/2q4P/6PK/8 w - - 10 42", + "PGN": "1. d4 Nf6 2. c4 c5 3. dxc5 Qa5+ 4. Nc3 Qxc5 5. Nf3 e6 6. e4 d6 7. Be3 Qc7 8. Nb5 Qd7 9. Be2 Nc6 10. O-O a6 11. Nc3 Qc7 12. Qa4 Be7 13. Rfd1 O-O 14. Nb5 Qb8 15. Nc3 Nd7 16. b4 Nce5 17. Nxe5 Nxe5 18. f4 Bd7 19. Qb3 Nc6 20. c5 Rd8 21. cxd6 Bxd6 22. b5 Bxf4 23. Bxf4 Qxf4 24. bxc6 Bxc6 25. Rxd8+ Rxd8 26. Qb6 Rf8 27. Rf1 Qe5 28. Qe3 g6 29. a4 b5 30. axb5 Bxb5 31. Bxb5 axb5 32. Rb1 Rb8 33. Qa7 b4 34. Na4 Qxe4 35. Qxb8+ Kg7 36. h3 Qxb1+ 37. Kh2 Qe4 38. Nc5 Qc4 39. Qe5+ Kg8 40. Nd7 Qc3 41. Qb8+ Kg7 *", + "Moves": "b8f8", + "MovesSAN": "Qf8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "k5r1/p1Qr1pqp/Bpp1b3/3p4/8/5P2/PPP3PP/2KRR3 w - - 3 22", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Be3 Bb6 6. Nc3 Nf6 7. Nxc6 bxc6 8. e5 Bxe3 9. exf6 Bb6 10. fxg7 Rg8 11. Bc4 Qf6 12. Qf3 Qxg7 13. O-O-O d5 14. Rhe1+ Be6 15. Bf1 O-O-O 16. Na4 Bg4 17. Nxb6+ cxb6 18. Ba6+ Kb8 19. Qf4+ Ka8 20. f3 Be6 21. Qc7 Rd7 *", + "Moves": "a6b7", + "MovesSAN": "Bb7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "6k1/7p/4p1p1/1pb5/2p1q3/2P5/1P1QR2P/4K3 b - - 11 43", + "PGN": "1. e4 c5 2. Nf3 e6 3. Nc3 a6 4. a4 Qc7 5. Bc4 Nc6 6. O-O Nf6 7. d3 Be7 8. Ne2 d6 9. c3 Ne5 10. Bb3 Nxf3+ 11. gxf3 d5 12. Bf4 e5 13. Bg3 Be6 14. Kh1 O-O 15. Rg1 Rad8 16. Qc1 c4 17. dxc4 dxc4 18. Bc2 Nh5 19. Qh6 Nxg3+ 20. Rxg3 g6 21. Rag1 Bf6 22. f4 Bg7 23. Qh4 Rd2 24. Bd1 exf4 25. Nxf4 Rxf2 26. Nxe6 fxe6 27. Bg4 Qe5 28. Bh3 R8f4 29. Qd8+ Bf8 30. Qd7 Qxe4+ 31. Bg2 Rxg2 32. R3xg2 Rg4 33. Qd2 Bc5 34. Qd8+ Bf8 35. Qd1 Rxg2 36. Rxg2 b5 37. axb5 axb5 38. Qe2 Qd5 39. Qd2 Qc6 40. Kg1 Bc5+ 41. Kf1 Qf3+ 42. Ke1 Qe4+ 43. Re2 *", + "Moves": "e4h1", + "MovesSAN": "Qh1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r1bq2rk/p4p1p/2pp1b2/3np1PQ/8/3B4/PPP4P/RNB2RK1 w - - 0 16", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nxc6 bxc6 6. Bd3 Bg7 7. O-O Nf6 8. f4 d6 9. f5 O-O 10. Qf3 e5 11. g4 Kh8 12. g5 gxf5 13. exf5 Nd5 14. f6 Rg8 15. Qh5 Bxf6 *", + "Moves": "h5h7", + "MovesSAN": "Qxh7#", + "Themes": "kingsideAttack mate mateIn1 oneMove opening" + }, + { + "FEN": "2b5/p5kp/1pP3p1/4pq2/4N3/2Q5/PP4PP/3B3K b - - 0 35", + "PGN": "1. c4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Bg7 6. e4 O-O 7. e5 Ne8 8. f4 Nc6 9. Nf3 f6 10. Qd5+ e6 11. Qe4 fxe5 12. fxe5 Qa5 13. Bf4 Qc7 14. Be2 d6 15. exd6 Nxd6 16. Bxd6 Qxd6 17. O-O Rf4 18. Qc2 Nd4 19. Nxd4 Rxf1+ 20. Rxf1 Qxd4+ 21. Kh1 Bd7 22. Rd1 Qf2 23. Ne4 Qf7 24. Ng5 Qe7 25. Ne4 Rd8 26. c5 Qe8 27. Nd6 Qe7 28. Rf1 b6 29. Rf7 Qg5 30. c6 Bc8 31. Rxg7+ Kxg7 32. Qc3+ e5 33. Ne4 Qf5 34. Bf3 Rd1+ 35. Bxd1 *", + "Moves": "f5f1", + "MovesSAN": "Qf1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "7k/3Q4/5bpp/p5N1/3p4/6P1/qn2PP1P/6K1 w - - 3 35", + "PGN": "1. d4 b6 2. c4 Bb7 3. Nc3 e6 4. Nf3 Nf6 5. Bg5 Bb4 6. Rc1 h6 7. Bh4 Be7 8. g3 O-O 9. Bxf6 Bxf6 10. Bg2 d5 11. cxd5 exd5 12. O-O c6 13. Qb3 Nd7 14. Rfe1 c5 15. dxc5 Nxc5 16. Qb4 a5 17. Qb5 Ba6 18. Qc6 d4 19. Nd5 Bb7 20. Qb5 Qxd5 21. Qxb6 Na4 22. Qc7 Rfc8 23. Qf4 Rxc1 24. Rxc1 Nxb2 25. Nh4 Qb5 26. Bxb7 Qxb7 27. Nf5 Bg5 28. Qg4 g6 29. Nd6 Qd5 30. Rc8+ Rxc8 31. Qxc8+ Kh7 32. Qd7 Qxa2 33. Nxf7 Bf6 34. Ng5+ Kh8 *", + "Moves": "d7h7", + "MovesSAN": "Qh7#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "4k3/1p2rp2/8/pq2rQ2/7p/2P4P/5PP1/4R1K1 w - - 0 47", + "PGN": "1. e4 h5 2. Nc3 a5 3. d4 d6 4. Be3 Bd7 5. a4 Na6 6. Nf3 e6 7. Nb5 Be7 8. c3 h4 9. h3 Nf6 10. Bd3 Nh5 11. Qd2 c6 12. Na3 d5 13. e5 Rg8 14. Bh7 Rh8 15. Bd3 Rg8 16. Bh7 Rh8 17. Bd3 g6 18. Ng5 Rg8 19. Be2 Ng7 20. Nf3 Nf5 21. Nc2 Nxe3 22. Nxe3 g5 23. Ng4 c5 24. b3 c4 25. bxc4 dxc4 26. Bxc4 Rc8 27. Bb5 Bxb5 28. axb5 Nb8 29. O-O Qb6 30. Rab1 Nd7 31. d5 Nc5 32. d6 Ne4 33. Nf6+ Nxf6 34. exf6 Bxd6 35. Rfd1 Rd8 36. Qc2 Rg6 37. Rd3 e5 38. Re1 Rxf6 39. Nxg5 Rg6 40. Ne4 Qxb5 41. Nxd6+ Rgxd6 42. Rde3 Re6 43. Qf5 Rd5 44. Rf3 Rd7 45. Rfe3 Rde7 46. Rxe5 Rxe5 *", + "Moves": "f5c8", + "MovesSAN": "Qc8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r4rk1/ppqn1ppp/3b4/6BP/3Qb3/5N2/PPP2PB1/2KR3R b - - 0 17", + "PGN": "1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Nxf6+ exf6 6. Nf3 Bd6 7. Be3 Bg4 8. Qd2 O-O 9. O-O-O Nd7 10. h3 Bh5 11. g4 Bg6 12. h4 Qc7 13. h5 Be4 14. Bg2 c5 15. g5 fxg5 16. Bxg5 cxd4 17. Qxd4 *", + "Moves": "c7c2", + "MovesSAN": "Qxc2#", + "Themes": "mate mateIn1 middlegame oneMove queensideAttack" + }, + { + "FEN": "2r3k1/5pp1/7p/8/8/8/2pq3P/Q5RK w - - 2 40", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Ne5 5. Nc3 Bc5 6. f4 Ng6 7. Bc4 d6 8. Be3 Bxd4 9. Qxd4 Nf6 10. O-O O-O 11. f5 Ne5 12. Bb3 a5 13. a4 c5 14. Qd1 b6 15. Nd5 Bb7 16. Nxf6+ Qxf6 17. Bd5 Rab8 18. b3 Rfe8 19. c4 Bxd5 20. exd5 Nxc4 21. bxc4 Rxe3 22. Qd2 Re5 23. g4 h6 24. Rf2 Rxf5 25. Rxf5 Qxa1+ 26. Rf1 Qxa4 27. Qf4 Rf8 28. Qxd6 Qxc4 29. Qxb6 Qxd5 30. Qxa5 Qd4+ 31. Rf2 Qxg4+ 32. Rg2 Qd1+ 33. Kf2 c4 34. Rg1 Qc2+ 35. Kg3 Qd3+ 36. Kg2 c3 37. Qa3 Qd2+ 38. Kh1 c2 39. Qa1 Rc8 *", + "Moves": "a1g7", + "MovesSAN": "Qxg7#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "8/p1P2pk1/Q2KB3/2R5/3pqp2/8/P7/8 b - - 0 45", + "PGN": "1. Nf3 Nf6 2. g3 d5 3. Bg2 c5 4. O-O Nc6 5. d4 cxd4 6. Nxd4 e5 7. Nxc6 bxc6 8. c4 Bc5 9. Bg5 Bd4 10. Nc3 Qb6 11. Bxf6 gxf6 12. e3 Qxb2 13. exd4 Qxc3 14. cxd5 exd4 15. Re1+ Kf8 16. Rc1 Qb2 17. dxc6 Be6 18. c7 Rc8 19. Re2 Qb6 20. Rec2 h5 21. Rc6 Qb4 22. Qd3 Kg7 23. Qa6 h4 24. Be4 hxg3 25. hxg3 f5 26. Bf3 Qd2 27. Kg2 Qh6 28. Kg1 f4 29. g4 Qh2+ 30. Kf1 Bxg4 31. Bxg4 Qh1+ 32. Ke2 Rhe8+ 33. Kd2 Qg2 34. Bxc8 Qxf2+ 35. Kd3 Qe3+ 36. Kc4 Qxc1+ 37. Kd5 Qh1+ 38. Kc5 Qh5+ 39. Kc4 Qe2+ 40. Kb4 Qb2+ 41. Kc5 Re5+ 42. Kd6 Qe2 43. Bd7 Qe4 44. Rc5 Re6+ 45. Bxe6 *", + "Moves": "e4e6", + "MovesSAN": "Qxe6#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "8/pk1B4/1p5r/6pp/6p1/6q1/2Q1r1P1/1K1R4 w - - 0 32", + "PGN": "1. d4 d5 2. c4 Nc6 3. Nf3 Nf6 4. Nc3 Bg4 5. Bf4 e6 6. e3 Bb4 7. a3 Bxc3+ 8. bxc3 Ne4 9. Qc2 g5 10. cxd5 exd5 11. Bg3 f5 12. Ne5 Nxg3 13. hxg3 Nxe5 14. dxe5 Qe7 15. f3 Qxe5 16. fxg4 fxg4 17. O-O-O O-O-O 18. Bd3 h5 19. Qe2 Qxc3+ 20. Qc2 Qxa3+ 21. Qb2 Qc5+ 22. Kb1 Qxe3 23. Bf5+ Kb8 24. Rxd5 Qxg3 25. Rhd1 Rde8 26. Be4 c6 27. Rd7 b6 28. Bxc6 Rh6 29. Rb7+ Kc8 30. Qc2 Re2 31. Bd7+ Kxb7 *", + "Moves": "c2c8", + "MovesSAN": "Qc8#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "1k1r3R/p4R2/1pb1B3/2p3p1/8/P1N1nP2/2r3P1/K7 w - - 1 34", + "PGN": "1. e4 c5 2. Bc4 e6 3. d3 Nc6 4. a3 Qc7 5. Qg4 Nf6 6. Qg3 Qxg3 7. hxg3 d5 8. Ba2 dxe4 9. dxe4 Nxe4 10. Nd2 Nxd2 11. Bxd2 Bd6 12. Bc3 Be5 13. Bxe5 Nxe5 14. O-O-O Bd7 15. Re1 Nc6 16. Rh5 b6 17. Nf3 O-O-O 18. Reh1 h6 19. Ng5 Be8 20. Ne4 Nd4 21. Nc3 Bc6 22. f3 Nf5 23. R5h3 Rd7 24. g4 Ne3 25. R3h2 Rhd8 26. g5 hxg5 27. Rh7 Rd2 28. Rxg7 Rxc2+ 29. Kb1 Rdd2 30. Rxf7 Rxb2+ 31. Ka1 Rbc2 32. Rh8+ Rd8 33. Bxe6+ Kb8 *", + "Moves": "h8d8", + "MovesSAN": "Rxd8#", + "Themes": "hangingPiece mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1bq1rk1/1ppn2bp/3p4/p1nPp1N1/2P2p2/2N1B2P/PPQ1BPP1/R4RK1 w - - 0 14", + "PGN": "1. d4 d6 2. c4 Nf6 3. Nc3 g6 4. e4 Bg7 5. Nf3 O-O 6. Be2 Na6 7. O-O e5 8. d5 Nc5 9. Qc2 a5 10. h3 Nfd7 11. Be3 f5 12. exf5 gxf5 13. Ng5 f4 *", + "Moves": "c2h7", + "MovesSAN": "Qxh7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "7r/Q5p1/4bk2/2P2p2/4p2n/6pK/PPP2P2/R1B2R2 b - - 0 28", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Na5 6. Bb5+ c6 7. dxc6 bxc6 8. Ba4 h6 9. Nf3 e4 10. Qe2 Be6 11. Ne5 Qd4 12. Bxc6+ Nxc6 13. Qb5 Bc5 14. O-O Qxe5 15. Qxc6+ Ke7 16. Nc3 Rac8 17. Qa4 Ng4 18. g3 f5 19. Ne2 h5 20. Nf4 h4 21. Ng6+ Kf6 22. Nxe5 Nxe5 23. d4 Nf3+ 24. Kg2 hxg3 25. h3 Rxh3 26. dxc5 Rch8 27. Qxa7 Nh4+ 28. Kxh3 *", + "Moves": "f5f4", + "MovesSAN": "f4#", + "Themes": "discoveredAttack master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/5pk1/2r1p1pp/1P1pP3/R2P1PP1/3K3P/4B3/4b3 b - - 0 48", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. c3 Nf6 4. d3 d6 5. g3 c4 6. Bg2 cxd3 7. Qxd3 g6 8. O-O Bg7 9. Nbd2 O-O 10. Re1 h6 11. Nb3 Bd7 12. Be3 Rc8 13. Rad1 Be6 14. Nfd4 Nxd4 15. cxd4 Bc4 16. Qd2 Bxb3 17. axb3 Qb6 18. Qd3 Ng4 19. Bc1 Rfd8 20. h3 Nf6 21. Be3 Qb4 22. Rc1 Nd7 23. Red1 Nb6 24. Rc3 d5 25. e5 Rxc3 26. Qxc3 Qxc3 27. bxc3 Rc8 28. Bd2 e6 29. Ra1 a6 30. Kf1 Nd7 31. Ke2 Rc6 32. Kd3 b5 33. Bf1 Nb8 34. Be2 Bf8 35. Bf3 Kg7 36. Bd1 Be7 37. f4 Bd8 38. g4 a5 39. Ke3 b4 40. cxb4 axb4 41. Bxb4 Na6 42. Bd2 Be7 43. Be2 Nb4 44. Ra4 Nc2+ 45. Kd3 Bh4 46. b4 Ne1+ 47. Bxe1 Bxe1 48. b5 *", + "Moves": "c6c3", + "MovesSAN": "Rc3#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "7k/R3R2p/6p1/1p1B1q2/7K/6P1/8/8 b - - 3 44", + "PGN": "1. e4 e6 2. d4 c5 3. c3 Nf6 4. e5 Nd5 5. c4 Nc7 6. d5 exd5 7. cxd5 d6 8. f4 Be7 9. Nf3 O-O 10. Be2 Bh4+ 11. g3 Be7 12. Nc3 a6 13. Bd2 Nb5 14. Nxb5 axb5 15. Bxb5 Na6 16. O-O Bg4 17. Be2 dxe5 18. fxe5 Qxd5 19. Re1 Bxf3 20. Bxf3 Qd4+ 21. Kg2 Qxb2 22. Qe2 Rad8 23. Bf4 Qb6 24. Reb1 Nb4 25. a3 Qg6 26. axb4 c4 27. Be4 Qe6 28. Qh5 g6 29. Qh6 b5 30. h4 Rd4 31. Bf3 c3 32. h5 Bxb4 33. hxg6 fxg6 34. Ra7 Be7 35. Bg5 Rd2+ 36. Bxd2 cxd2 37. Qxd2 Qxe5 38. Bd5+ Kh8 39. Re1 Qf6 40. Rexe7 Qf1+ 41. Kh2 Rf2+ 42. Qxf2 Qxf2+ 43. Kh3 Qf5+ 44. Kh4 *", + "Moves": "f5h5", + "MovesSAN": "Qh5#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "7k/6pp/4r3/1p3R2/1N6/2r3P1/5P1P/5K2 w - - 0 39", + "PGN": "1. d4 Nf6 2. c4 c5 3. d5 e6 4. dxe6 fxe6 5. Nc3 d5 6. cxd5 exd5 7. e3 Nc6 8. Nf3 Bf5 9. Bb5 Be7 10. O-O O-O 11. Re1 Qb6 12. a4 a6 13. Be2 Rfd8 14. Rb1 Bxb1 15. Nxb1 Ne4 16. Nc3 Nxc3 17. bxc3 Bf6 18. Bd2 c4 19. Qc2 Na5 20. Rd1 Nb3 21. e4 Re8 22. Be3 Qc7 23. exd5 b5 24. axb5 axb5 25. d6 Qd7 26. Bd3 cxd3 27. Qxb3+ Kh8 28. Rxd3 Re6 29. Bc5 Rd8 30. Qb4 Rde8 31. Rd1 Be5 32. Kf1 Rc8 33. Rd5 Bf4 34. g3 Qc6 35. Rf5 Bxd6 36. Nd4 Bxc5 37. Nxc6 Bxb4 38. Nxb4 Rxc3 *", + "Moves": "f5f8", + "MovesSAN": "Rf8#", + "Themes": "backRankMate endgame mate mateIn1 oneMove" + }, + { + "FEN": "6k1/r1q3pp/5bP1/1p1p3P/1pr5/1N6/PQP5/1KN1R3 w - - 1 32", + "PGN": "1. d4 d5 2. Nc3 Nf6 3. Bf4 a6 4. Qd2 c5 5. e3 Nc6 6. f3 e6 7. O-O-O b5 8. g4 b4 9. Nce2 c4 10. Ng3 Qa5 11. Kb1 c3 12. Qe1 cxb2 13. g5 Nd7 14. e4 Nb6 15. Bc7 Ra7 16. Bxb6 Qxb6 17. exd5 Nxd4 18. Qe5 Nb5 19. Bxb5+ axb5 20. N1e2 Qa5 21. Qxb2 Bb7 22. dxe6 fxe6 23. Ne4 Bd5 24. Nc1 Be7 25. Rhe1 O-O 26. h4 Rxf3 27. Rxd5 exd5 28. Nd2 Rf4 29. Ndb3 Qc7 30. h5 Rc4 31. g6 Bf6 *", + "Moves": "e1e8", + "MovesSAN": "Re8#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/pp2qkpQ/5r1p/8/5p2/P1P5/1P4PP/1B2R2K b - - 0 41", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nf3 Qe4+ 4. Be2 e6 5. O-O c6 6. d4 Nd7 7. c3 Ngf6 8. Be3 Qd5 9. Nbd2 Qa5 10. Nc4 Qc7 11. Qd2 Nd5 12. Bg5 Be7 13. Bxe7 Nxe7 14. Nce5 Nf6 15. Bd3 O-O 16. Ng5 h6 17. Nh3 Ned5 18. Rae1 Nb6 19. Re3 Nbd5 20. Rg3 Nh5 21. Rf3 Nhf6 22. Bb1 Bd7 23. Nf4 Nxf4 24. Qxf4 Be8 25. Rg3 Nh5 26. Qe4 f5 27. Qd3 Nxg3 28. fxg3 Bg6 29. Nxg6 Rf6 30. Ne5 Qd6 31. g4 Raf8 32. gxf5 exf5 33. Qg3 c5 34. dxc5 Qxc5+ 35. Kh1 f4 36. Qe1 Re8 37. Qe4 Rxe5 38. Qh7+ Kf7 39. Rd1 Qe7 40. a3 Re1+ 41. Rxe1 *", + "Moves": "e7e1", + "MovesSAN": "Qxe1#", + "Themes": "backRankMate endgame mate mateIn1 oneMove" + }, + { + "FEN": "6k1/3R2p1/p2p3p/P1p5/8/8/2Rr1PPP/6K1 b - - 0 29", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. d3 b5 7. Bb3 O-O 8. a4 b4 9. a5 Bb7 10. Bd2 h6 11. c3 bxc3 12. Nxc3 Bc5 13. Nd5 Nxd5 14. Bxd5 d6 15. Rc1 Rb8 16. b4 Bxb4 17. Bxc6 Bxc6 18. Bxb4 Bb5 19. Re1 f5 20. exf5 Rxf5 21. d4 exd4 22. Nxd4 Rd5 23. Qg4 Qd7 24. Qxd7 Bxd7 25. Nc2 c5 26. Bd2 Rxd2 27. Re7 Rb2 28. Rxd7 Rbxc2 29. Rxc2 *", + "Moves": "d2d1", + "MovesSAN": "Rd1#", + "Themes": "backRankMate endgame mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "8/p7/2K1k1p1/1p1pP3/8/Q1P5/PP4P1/6q1 b - - 0 35", + "PGN": "1. d4 d5 2. Bf4 c6 3. e3 Bf5 4. Nf3 Nd7 5. Nbd2 Ngf6 6. Be2 e6 7. c3 Ne4 8. Ne5 g5 9. Bg3 Nxg3 10. hxg3 Nxe5 11. dxe5 Rg8 12. Bg4 Bg6 13. Bh5 Bf5 14. Bg4 Bd3 15. Nf3 Be4 16. Qb3 f5 17. Bh5+ Rg6 18. Bxg6+ hxg6 19. Rh7 b5 20. Nd4 Qb6 21. Nxe6 Be7 22. Rh8+ Kf7 23. Rxa8 Kxe6 24. Rg8 f4 25. gxf4 gxf4 26. Re8 fxe3 27. Rxe7+ Kxe7 28. Ke2 exf2 29. Rf1 Ke6 30. Rxf2 Bd3+ 31. Kxd3 Qxf2 32. Qa3 Qf1+ 33. Kd4 Qd1+ 34. Kc5 Qg1+ 35. Kxc6 *", + "Moves": "g1b6", + "MovesSAN": "Qb6#", + "Themes": "endgame mate mateIn1 oneMove queenEndgame" + }, + { + "FEN": "2rq1rk1/3b2p1/p3p2p/1p1nB3/2pPPp2/P1P3Q1/2B2PPP/R4RK1 w - - 0 20", + "PGN": "1. d4 d5 2. Nf3 Nc6 3. Bf4 h6 4. c4 e6 5. Nc3 Nf6 6. e3 a6 7. Bd3 Bb4 8. a3 Bxc3+ 9. bxc3 dxc4 10. Bxc4 b5 11. Bd3 O-O 12. O-O Nd5 13. Bc2 f5 14. Qd3 Bd7 15. Bg3 Rc8 16. Ne5 Nxe5 17. Bxe5 c5 18. e4 c4 19. Qg3 f4 *", + "Moves": "g3g7", + "MovesSAN": "Qxg7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3Q4/5ppk/2p4p/3b2P1/3N4/1PP1P2P/1PKB4/r7 b - - 0 30", + "PGN": "1. d4 e5 2. dxe5 Nc6 3. Nf3 Qe7 4. Nc3 Nxe5 5. Nxe5 Qxe5 6. Bd2 c6 7. e3 d5 8. Bd3 Bd6 9. Qf3 Nf6 10. O-O-O O-O 11. h3 b5 12. g4 b4 13. Ne2 b3 14. axb3 a5 15. g5 Ne4 16. Qg2 a4 17. f4 a3 18. fxe5 a2 19. c3 a1=Q+ 20. Kc2 Qa2 21. Ra1 Qxa1 22. Rxa1 Rxa1 23. exd6 Be6 24. Bxe4 dxe4 25. Qxe4 Rb8 26. Nd4 Bd5 27. Qe7 h6 28. d7 Kh7 29. d8=Q Rxd8 30. Qxd8 *", + "Moves": "d5e4", + "MovesSAN": "Be4#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r1br2k1/1pp2ppp/p7/n3P3/5p2/2P2N1P/PP2qPP1/3RR1K1 w - - 0 20", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. Nc3 Nf6 5. d3 d6 6. Na4 O-O 7. Nxc5 dxc5 8. c3 Qe7 9. h3 Rd8 10. Qe2 Na5 11. Bb5 a6 12. Ba4 c4 13. Bc2 cxd3 14. Bxd3 Nh5 15. O-O Nf4 16. Bxf4 exf4 17. Rfe1 Qd6 18. e5 Qxd3 19. Rad1 Qxe2 *", + "Moves": "d1d8", + "MovesSAN": "Rxd8#", + "Themes": "backRankMate hangingPiece mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/6b1/1p2Q1Pk/p1p4p/4Pqp1/P1P1B3/1P4K1/8 w - - 3 43", + "PGN": "1. Nf3 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 O-O 5. O-O d5 6. cxd5 Nxd5 7. Nc3 Nxc3 8. dxc3 Nc6 9. e4 b6 10. Qa4 Bb7 11. Rd1 Qc8 12. Bf4 e5 13. Bg5 Qe6 14. Rd2 f6 15. Be3 Rfd8 16. Rad1 a5 17. Bf1 Kh8 18. Rxd8+ Rxd8 19. Rxd8+ Nxd8 20. Bc4 Qc6 21. Qd1 Qe8 22. Bb5 Bc6 23. Bxc6 Nxc6 24. Qd5 h5 25. Nh4 Kh7 26. a3 Ne7 27. Qe6 Qd8 28. Qf7 Qf8 29. Qe6 Qd8 30. Kg2 Qe8 31. f4 exf4 32. gxf4 Qd8 33. Bd4 c5 34. Bf2 Qc7 35. f5 g5 36. Nf3 Nc6 37. h4 g4 38. Ng5+ fxg5 39. hxg5 Ne5 40. g6+ Nxg6 41. fxg6+ Kh6 42. Be3+ Qf4 *", + "Moves": "e3f4", + "MovesSAN": "Bxf4#", + "Themes": "endgame hangingPiece mate mateIn1 oneMove" + }, + { + "FEN": "r1b2k1r/1pp3pp/p4n2/2b1N3/3qP3/PBNP3P/1PP3P1/R2QK2R b KQ - 2 13", + "PGN": "1. e4 e5 2. Bc4 Nc6 3. a3 Be7 4. d3 Nf6 5. Nc3 d6 6. f4 exf4 7. Bxf4 Ne5 8. Bxe5 dxe5 9. h3 a6 10. Nf3 Bc5 11. Nxe5 Qd4 12. Bxf7+ Kf8 13. Bb3 *", + "Moves": "d4f2", + "MovesSAN": "Qf2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "4r3/p4kpp/b1p5/n7/6p1/2Q5/PPPN2PP/R1K1R3 b - - 0 25", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Na5 6. Bb5+ c6 7. dxc6 bxc6 8. Bd3 Ng4 9. Nf3 f5 10. Be2 e4 11. Ng1 Bc5 12. Bxg4 fxg4 13. d4 exd3 14. Qxd3 Qf6 15. Be3 Bxe3 16. Qxe3+ Kf7 17. Qc3 Re8+ 18. Ne2 Rxe2+ 19. Kxe2 Ba6+ 20. Kd1 Rd8+ 21. Ke1 Re8+ 22. Kd1 Qxf2 23. Nd2 Qe2+ 24. Kc1 Qe1+ 25. Rxe1 *", + "Moves": "e8e1", + "MovesSAN": "Rxe1#", + "Themes": "backRankMate mate mateIn1 middlegame oneMove" + }, + { + "FEN": "5n1k/4R3/7p/3Q4/3P1KP1/5P2/8/1b4q1 b - - 14 44", + "PGN": "1. d4 f5 2. c4 Nf6 3. Nf3 e6 4. g3 d6 5. Bg2 Be7 6. O-O O-O 7. Nc3 c6 8. Re1 d5 9. Rb1 a5 10. a3 Qe8 11. b4 axb4 12. axb4 Qh5 13. Bf4 h6 14. b5 g5 15. Be5 Nbd7 16. bxc6 bxc6 17. cxd5 cxd5 18. e3 Ba6 19. Bxf6 Bxf6 20. Nb5 f4 21. exf4 gxf4 22. Rxe6 fxg3 23. hxg3 Qf5 24. Nc7 Bd3 25. Rc1 Ra2 26. Re3 Be4 27. Qe1 Bg5 28. Nxg5 Bxg2 29. Re2 Rxe2 30. Qxe2 Qxg5 31. Rc3 Be4 32. Ne6 Qf5 33. Nxf8 Nxf8 34. f3 Bb1 35. g4 Qf4 36. Qe5 Qd2 37. Qxd5+ Kg7 38. Qe5+ Kg8 39. Re3 Qd1+ 40. Kg2 Qd2+ 41. Kg3 Qd1 42. Qd5+ Kh8 43. Re7 Qg1+ 44. Kf4 *", + "Moves": "f8g6", + "MovesSAN": "Ng6#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "2kr3r/1ppqbp2/3p1n1p/1P4p1/Q7/P1N1PbB1/5PPP/R4RK1 w - - 0 19", + "PGN": "1. d4 e5 2. c4 exd4 3. Qxd4 Nf6 4. Bg5 Nc6 5. Qd1 Be7 6. Nc3 h6 7. Bh4 g5 8. Bg3 Nb4 9. Nf3 d6 10. e3 Bg4 11. Be2 Qd7 12. O-O O-O-O 13. a3 Nc6 14. b4 a6 15. b5 axb5 16. cxb5 Ne5 17. Qa4 Nxf3+ 18. Bxf3 Bxf3 *", + "Moves": "a4a8", + "MovesSAN": "Qa8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "1b3rk1/ppqB1pp1/4p2p/3p4/3P4/P3PQ2/1P1B1PPP/5RK1 b - - 0 18", + "PGN": "1. d4 d5 2. c4 Nf6 3. Nc3 Bf5 4. e3 c6 5. Nf3 Nbd7 6. Be2 e6 7. O-O Bd6 8. cxd5 cxd5 9. a3 O-O 10. Bd2 Rc8 11. Rc1 Bb8 12. Ng5 h6 13. Nf3 Ne4 14. Nxe4 Bxe4 15. Rxc8 Qxc8 16. Bb5 Qc7 17. Bxd7 Bxf3 18. Qxf3 *", + "Moves": "c7h2", + "MovesSAN": "Qxh2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r3k2r/pp1bPpbp/1q4p1/1B6/Q5nB/2N2n2/PPP3PP/R2K3R w kq - 0 15", + "PGN": "1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Qxd4 Nf6 5. Nc3 Nc6 6. Qa4 d6 7. e5 Ng4 8. exd6 Bg7 9. Bg5 Qb6 10. dxe7 Qxf2+ 11. Kd1 Bd7 12. Bh4 Qb6 13. Bc4 Nce5 14. Bb5 Nxf3 *", + "Moves": "b5d7", + "MovesSAN": "Bxd7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/1r4p1/4p1Rp/3p1p1P/5P2/3R2P1/1rP1k3/6K1 w - - 5 49", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. Bc4 Be7 8. Bxf6 Bxf6 9. O-O O-O 10. Nf3 b5 11. Bb3 Bb7 12. Re1 Bxc3 13. bxc3 Qc7 14. Qd3 Rd8 15. Rad1 Nd7 16. Ng5 Nc5 17. Qh3 h6 18. Nf3 Nxe4 19. Qg4 Nxc3 20. Rc1 a5 21. Nd4 Nd5 22. Bxd5 Bxd5 23. Nxb5 Qc4 24. Qxc4 Bxc4 25. Nc3 Rac8 26. a4 d5 27. Nb5 Rc5 28. Rb1 Rdc8 29. Nd6 R8c7 30. Rb8+ Kh7 31. Rf8 Kg6 32. h4 R5c6 33. h5+ Kf6 34. Nb5 Bxb5 35. axb5 Rb6 36. Rb1 Rcb7 37. Rb3 Rxb5 38. Rf3+ Kg5 39. Rg8 f5 40. Rg3+ Kf6 41. Rg6+ Ke5 42. Re8 R5b6 43. g3 a4 44. f4+ Kd4 45. Ra8 Ke3 46. Rxa4 Kf3 47. Ra3+ Ke2 48. Rd3 Rb2 *", + "Moves": "g6e6", + "MovesSAN": "Rxe6#", + "Themes": "endgame mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "r1bk3r/p1pn1ppp/1p6/8/3Pn3/5P2/PP1bK1PP/R2Q1B1R b - - 0 12", + "PGN": "1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 Nbd7 5. Bg5 b6 6. cxd5 exd5 7. e4 dxe4 8. Nxe4 Bb4+ 9. Nfd2 Nxe4 10. Bxd8 Bxd2+ 11. Ke2 Kxd8 12. f3 *", + "Moves": "c8a6", + "MovesSAN": "Ba6#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "5r1k/Q5pp/5p2/5P2/7n/8/1r1q3P/6RK w - - 1 32", + "PGN": "1. d4 d5 2. c4 dxc4 3. Nf3 b5 4. e4 e6 5. a4 c6 6. axb5 cxb5 7. b3 Bb4+ 8. Nc3 Bxc3+ 9. Bd2 Bxa1 10. Qxa1 cxb3 11. Bxb5+ Bd7 12. Qa4 Bxb5 13. Qxb5+ Qd7 14. Qxb3 Ne7 15. Ne5 Qxd4 16. Qb5+ Nd7 17. Nxd7 Qxd7 18. Qb2 O-O 19. O-O Ng6 20. Bc3 f6 21. f4 Rab8 22. Qa1 Qc7 23. f5 exf5 24. exf5 Nf4 25. Qa2+ Kh8 26. Re1 Qxc3 27. Rf1 Qd4+ 28. Kh1 Rb2 29. Qa1 Qd2 30. Rg1 Nxg2 31. Qxa7 Nh4 *", + "Moves": "a7g7", + "MovesSAN": "Qxg7#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "5r1k/p2n2bp/1p1N2p1/3Q4/8/4p3/PP4PP/5R1K b - - 0 22", + "PGN": "1. d4 b6 2. c4 Bb7 3. Nc3 g6 4. e4 Bg7 5. Nf3 d6 6. Bd3 e6 7. O-O Ne7 8. Be3 Nd7 9. Nd2 O-O 10. f4 c5 11. f5 exf5 12. exf5 cxd4 13. fxg6 fxg6 14. Rxf8+ Qxf8 15. Nd5 Nxd5 16. cxd5 dxe3 17. Nc4 Qf2+ 18. Kh1 Bxd5 19. Bf1 Rf8 20. Qxd5+ Kh8 21. Nxd6 Qxf1+ 22. Rxf1 *", + "Moves": "f8f1", + "MovesSAN": "Rxf1#", + "Themes": "backRankMate endgame mate mateIn1 oneMove" + }, + { + "FEN": "3r1b1r/2q1kpp1/BB2p1bp/1Q6/7P/5PP1/PPP5/2K3NR b - - 0 22", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 Nf6 5. Bc4 Bg4 6. f3 Bh5 7. Bd2 c6 8. Qe2 Nbd7 9. h4 h6 10. g3 Qc7 11. Bf4 Qb6 12. O-O-O O-O-O 13. d5 cxd5 14. Nxd5 Nxd5 15. Rxd5 Bg6 16. Be3 Qc7 17. Bxa7 e6 18. Rb5 b6 19. Rxb6 Nxb6 20. Ba6+ Kd7 21. Qb5+ Ke7 22. Bxb6 *", + "Moves": "c7c2", + "MovesSAN": "Qxc2#", + "Themes": "mate mateIn1 middlegame oneMove queensideAttack" + }, + { + "FEN": "r1b2rk1/ppp2p2/2n1pB1p/3pP3/8/3BP3/PPP2P1P/2K3qR w - - 0 17", + "PGN": "1. d4 d5 2. Bf4 e6 3. Nf3 Nc6 4. e3 Nf6 5. Nbd2 Bd6 6. Ne5 O-O 7. Bd3 Ne8 8. Qh5 Nf6 9. Qh4 Bxe5 10. dxe5 Ne4 11. Nxe4 Qxh4 12. Bg5 Qg4 13. Nf6+ gxf6 14. Bxf6 Qxg2 15. O-O-O h6 16. Rdg1 Qxg1+ *", + "Moves": "h1g1", + "MovesSAN": "Rxg1#", + "Themes": "hangingPiece mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2qbr2R/2r3k1/4p1n1/1p1pP3/p1nP4/P4NP1/1PB2PK1/2B4R w - - 0 34", + "PGN": "1. e4 c6 2. Nc3 d5 3. Nf3 Nf6 4. e5 Ne4 5. Ne2 Bg4 6. Nfg1 Bxe2 7. Bxe2 e6 8. d3 Nc5 9. Nf3 a5 10. d4 Ncd7 11. O-O Be7 12. c3 O-O 13. Bd3 c5 14. Be3 Nc6 15. g3 cxd4 16. cxd4 Nb4 17. Bb1 Rc8 18. a3 Nc6 19. Qd3 g6 20. h4 Re8 21. h5 Nf8 22. Kg2 a4 23. Bc2 b5 24. hxg6 fxg6 25. Rac1 Qb6 26. Rh1 Na5 27. Rcd1 Nc4 28. Bc1 Qd8 29. Rh2 Rc7 30. Rdh1 Qc8 31. Rxh7 Bd8 32. Rh8+ Kg7 33. Qxg6+ Nxg6 *", + "Moves": "h1h7", + "MovesSAN": "R1h7#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "1br2rk1/1bqn1pp1/p3p2p/8/2PP3N/3BB3/P1P1QPPP/R4RK1 b - - 4 16", + "PGN": "1. e4 d5 2. exd5 c6 3. dxc6 Nf6 4. cxb7 Bxb7 5. Nc3 e6 6. d4 h6 7. Nf3 Bd6 8. Be3 Nbd7 9. Bd3 a6 10. O-O O-O 11. Nh4 Nd5 12. Nf3 Nxc3 13. bxc3 Rc8 14. c4 Bb8 15. Qe2 Qc7 16. Nh4 *", + "Moves": "c7h2", + "MovesSAN": "Qxh2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "6rk/6pp/7N/8/8/4Pb2/1P3PrP/2R4K w - - 0 37", + "PGN": "1. d4 Nf6 2. Nf3 e6 3. c4 Bb4+ 4. Bd2 c5 5. Bxb4 cxb4 6. a3 bxa3 7. Nxa3 O-O 8. e3 d5 9. c5 Nc6 10. Nb5 Ne4 11. Bd3 f5 12. O-O a6 13. Bxe4 fxe4 14. Nd2 e5 15. Nb3 Rf6 16. Nd6 Rh6 17. dxe5 Nxe5 18. Qxd5+ Be6 19. Qxe5 Bxb3 20. Nxb7 Qh4 21. Nd6 Re6 22. Qg3 Qh5 23. Rfc1 a5 24. c6 Rg6 25. c7 Be6 26. Qf4 Rf8 27. Qxe4 Bd5 28. Rxa5 Bxe4 29. Rxh5 Rxg2+ 30. Kh1 Bf3 31. Rf5 Rxf5 32. c8=Q+ Rf8 33. Qe6+ Kh8 34. Nf7+ Kg8 35. Nh6+ Kh8 36. Qg8+ Rxg8 *", + "Moves": "h6f7", + "MovesSAN": "Nf7#", + "Themes": "endgame master mate mateIn1 oneMove smotheredMate" + }, + { + "FEN": "r1q1k2r/1Q3pp1/1p1pp3/p1b1n1B1/8/3B4/PPP2PP1/R3R1K1 w kq - 2 18", + "PGN": "1. d4 Nf6 2. Nf3 e6 3. e3 b6 4. Bd3 Bb7 5. Nbd2 d6 6. O-O Nbd7 7. Re1 Be7 8. e4 h5 9. e5 dxe5 10. dxe5 Ng4 11. h3 Bc5 12. hxg4 hxg4 13. Ne4 gxf3 14. Qxf3 Nxe5 15. Nd6+ cxd6 16. Qxb7 a5 17. Bg5 Qc8 *", + "Moves": "b7e7", + "MovesSAN": "Qe7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r3kb1r/1bqp1pp1/p1p1P3/7p/2B1P1n1/2N1B3/PPP3PP/R2Q1RK1 b kq - 0 12", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. Bc4 e6 4. d4 cxd4 5. Nxd4 a6 6. Nxc6 bxc6 7. Nc3 Qc7 8. Be3 Bb7 9. O-O Nf6 10. f4 h5 11. f5 Ng4 12. fxe6 *", + "Moves": "c7h2", + "MovesSAN": "Qxh2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r4rk1/pp3p1p/2nb2p1/3p4/2pP4/P1PbPN1P/1P1N2P1/R2QK1R1 b Q - 0 18", + "PGN": "1. e4 e6 2. d4 d5 3. exd5 exd5 4. a3 Nf6 5. h3 Bd6 6. c3 Qe7+ 7. Be3 O-O 8. Bd3 c5 9. Qd2 Nc6 10. Nf3 Ne4 11. Qc2 Ng3 12. Rg1 g6 13. Nbd2 c4 14. Be2 Bf5 15. Qd1 Nxe2 16. Qxe2 Bd3 17. Qd1 Qxe3+ 18. fxe3 *", + "Moves": "d6g3", + "MovesSAN": "Bg3#", + "Themes": "bodenMate mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1b4k/1p4pp/p7/2Q2p2/q1BP4/4P2P/5PP1/2n3K1 w - - 0 29", + "PGN": "1. d4 d5 2. c4 dxc4 3. e3 e6 4. Bxc4 Nf6 5. Nf3 Nc6 6. O-O Bd6 7. Nc3 O-O 8. b3 Qe8 9. Nb5 a6 10. Nxd6 cxd6 11. a4 d5 12. Be2 e5 13. Nxe5 Nxe5 14. Ba3 Nc6 15. Bxf8 Qxf8 16. Qc2 Nb4 17. Qc1 Bf5 18. Qc7 Bc8 19. Rfc1 Ne4 20. h3 f5 21. Bf3 Nd2 22. Be2 Nxb3 23. Qc3 Nxc1 24. Rxc1 Na2 25. Qb3 Nxc1 26. Qxd5+ Kh8 27. Bc4 Qe8 28. Qc5 Qxa4 *", + "Moves": "c5f8", + "MovesSAN": "Qf8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "4r1r1/p6k/1b6/3pBqpp/3Ppp2/1P6/1PP1QP1P/R4R1K w - - 0 34", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Na5 6. Bb5+ c6 7. dxc6 bxc6 8. Qf3 Be7 9. O-O O-O 10. Ne4 Rb8 11. Ba4 Nd5 12. d3 f5 13. Ned2 Be6 14. Bb3 Nxb3 15. axb3 g5 16. Nc4 Qc7 17. Nc3 Kh8 18. Qh5 Rg8 19. Nxd5 cxd5 20. Ne3 Bf6 21. g4 f4 22. Nf5 Bxf5 23. gxf5 Qd7 24. Qg4 Rbf8 25. Bd2 Qf7 26. Bb4 Rb8 27. Bc3 h5 28. Qe2 Rbe8 29. d4 e4 30. Bb4 Bd8 31. Bd6 Bb6 32. Be5+ Kh7 33. Kh1 Qxf5 *", + "Moves": "e2h5", + "MovesSAN": "Qxh5#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "4k3/1p6/p5q1/8/P3P1n1/1P5Q/7B/3RR2K b - - 0 30", + "PGN": "1. e4 c5 2. Nf3 d6 3. Bc4 a6 4. a4 e6 5. O-O Nf6 6. d3 Nbd7 7. Nc3 Rb8 8. Re1 Be7 9. d4 cxd4 10. Nxd4 Qc7 11. Bxe6 fxe6 12. Nxe6 Qc4 13. Nd5 Kf7 14. b3 Qc6 15. Nxg7 Ne5 16. Bb2 Rg8 17. Nxe7 Kxe7 18. f4 Rxg7 19. fxe5 dxe5 20. Bxe5 Bh3 21. Bxb8 Rxg2+ 22. Kh1 Rf2 23. Bg3 Ng4 24. Qd4 Rxc2 25. Qg7+ Ke8 26. Qg8+ Ke7 27. Qxh7+ Ke8 28. Qxh3 Qg6 29. Rad1 Rxh2+ 30. Bxh2 *", + "Moves": "g4f2", + "MovesSAN": "Nf2#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "6r1/2nbb1k1/1p1p1p1q/p1pPpPn1/2P1P3/P1N3BB/1P3QK1/3R1NR1 b - - 0 34", + "PGN": "1. e4 d6 2. d4 e6 3. c4 Be7 4. Nf3 Nd7 5. Bd3 c5 6. d5 e5 7. O-O Ngf6 8. h3 O-O 9. Nc3 a5 10. Bg5 h6 11. Bh4 g5 12. Bg3 Nh7 13. Qc2 f6 14. Nb5 Nb8 15. Rad1 Na6 16. a3 Nc7 17. Nc3 b6 18. Qe2 g4 19. Nh2 gxh3 20. gxh3 Kh8 21. Qh5 Qe8 22. Qxh6 Rg8 23. Kh1 Rg5 24. Be2 Qf7 25. Rg1 Bd7 26. f4 Rg6 27. Qh5 Rag8 28. Nf1 Qg7 29. f5 Rh6 30. Qf3 Rxh3+ 31. Kg2 Ng5 32. Qf2 Qh6 33. Bg4 Kg7 34. Bxh3 *", + "Moves": "h6h3", + "MovesSAN": "Qxh3#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r4rk1/pbpnppn1/1p4Q1/8/3q4/2NB4/PPP2PPP/R4RK1 w - - 3 16", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd8 4. d4 g6 5. Nf3 Bg7 6. Bc4 Nf6 7. O-O O-O 8. Bf4 b6 9. Qd2 Bb7 10. Ne5 Nh5 11. Bh6 Bxh6 12. Qxh6 Qxd4 13. Nxg6 hxg6 14. Qxg6+ Ng7 15. Bd3 Nd7 *", + "Moves": "g6h7", + "MovesSAN": "Qh7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/p7/5k2/5r1p/2P1p3/P1RbR3/6PP/6K1 b - - 5 34", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Bc5 5. O-O d6 6. a3 Bg4 7. b4 Bb6 8. Bb2 Nd4 9. Nbd2 c6 10. c3 Nxf3+ 11. Nxf3 d5 12. exd5 cxd5 13. Ba2 e4 14. dxe4 dxe4 15. Qxd8+ Rxd8 16. Ne5 Be2 17. Rfe1 Bd3 18. Bxf7+ Kf8 19. Ba2 Re8 20. Nf7 Rg8 21. Nd6 Rd8 22. Nxb7 Rd7 23. Bxg8 Kxg8 24. Nc5 Bxc5 25. bxc5 Rc7 26. c4 Rxc5 27. Bxf6 gxf6 28. Rac1 f5 29. f3 Kg7 30. fxe4 fxe4 31. Re3 h5 32. Rc3 Kf6 33. Kf2 Rf5+ 34. Kg1 *", + "Moves": "f5f1", + "MovesSAN": "Rf1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r2q1rk1/2p2pp1/p6p/1p1bpN2/6QP/1P1Pb3/1PP2PP1/R4RK1 w - - 0 18", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O d6 6. d3 h6 7. h3 b5 8. Bb3 Na5 9. Nc3 Nxb3 10. axb3 Bb7 11. Be3 Be7 12. Nh4 O-O 13. Nf5 d5 14. exd5 Nxd5 15. Nxd5 Bxd5 16. Qg4 Bg5 17. h4 Bxe3 *", + "Moves": "g4g7", + "MovesSAN": "Qxg7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "4kb1r/pp2ppp1/1n6/7p/4N2Q/2P1B3/PP2qPPP/R2r1RK1 b k - 3 16", + "PGN": "1. e4 c5 2. d4 cxd4 3. c3 Nf6 4. e5 Nd5 5. Nf3 Nc6 6. Bc4 Nb6 7. Bb3 d5 8. exd6 Qxd6 9. O-O Be6 10. Bxe6 Qxe6 11. Nxd4 Nxd4 12. Qxd4 Rd8 13. Qh4 Qe2 14. Nd2 h5 15. Ne4 Rd1 16. Be3 *", + "Moves": "e2f1", + "MovesSAN": "Qxf1#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3r1rk1/p3b1pp/Pp2pp2/8/8/6Q1/1B3PPP/3R2K1 b - - 0 23", + "PGN": "1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. d4 d6 5. exd6 Qxd6 6. Nf3 Bg4 7. Be2 Nc6 8. O-O cxd4 9. cxd4 e6 10. Nc3 Nxc3 11. bxc3 Be7 12. a4 O-O 13. a5 Qc7 14. a6 b6 15. d5 Rad8 16. c4 Bxf3 17. Bxf3 Ne5 18. Bb2 Nxf3+ 19. Qxf3 Qxc4 20. Rac1 Qxd5 21. Qg3 f6 22. Rfd1 Qxd1+ 23. Rxd1 *", + "Moves": "d8d1", + "MovesSAN": "Rxd1#", + "Themes": "backRankMate endgame mate mateIn1 oneMove" + }, + { + "FEN": "2r1r3/2q2Qpk/p1nbp3/1p1pn1B1/3P4/P1P1R3/1P3PPP/5RK1 w - - 0 23", + "PGN": "1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Nf3 Nc6 5. Ne5 Nf6 6. Bb5 Bd7 7. Nxd7 Nxd7 8. c3 e6 9. Bf4 Be7 10. O-O O-O 11. Nd2 a6 12. Bd3 b5 13. a3 Nf6 14. Qe2 Bd6 15. Bg5 Re8 16. Rae1 Rc8 17. Nf3 Qc7 18. Ne5 Nd7 19. Bxh7+ Kxh7 20. Qh5+ Kg8 21. Qxf7+ Kh7 22. Re3 Ndxe5 *", + "Moves": "e3h3", + "MovesSAN": "Rh3#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r3kb1r/pp2pppp/3q4/2p5/3P2n1/2N2Q2/PPP2PPP/R1B2RK1 b kq - 0 10", + "PGN": "1. e4 c5 2. Nc3 Nc6 3. Bb5 Nf6 4. Nf3 d6 5. O-O Bd7 6. Bxc6 Bxc6 7. e5 Ng4 8. exd6 Qxd6 9. d4 Bxf3 10. Qxf3 *", + "Moves": "d6h2", + "MovesSAN": "Qxh2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "4rr2/ppp2ppk/3p3p/2P2P2/2B5/7P/PPP2qP1/R1BQn1NK b - - 4 21", + "PGN": "1. e4 e5 2. Nc3 Bc5 3. Bc4 d6 4. d3 Be6 5. Bb3 h6 6. Nge2 Nf6 7. O-O O-O 8. h3 Nbd7 9. Kh2 Nh7 10. f4 Qh4 11. Nd5 Nhf6 12. Ne7+ Kh7 13. fxe5 Ng4+ 14. Kh1 Ndxe5 15. Nf5 Nf2+ 16. Rxf2 Qxf2 17. d4 Bxf5 18. exf5 Nf3 19. dxc5 Rae8 20. Bc4 Ne1 21. Ng1 *", + "Moves": "f2g2", + "MovesSAN": "Qxg2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/pp5p/2pR4/4r1k1/1Pb3P1/P5KP/8/8 w - - 4 47", + "PGN": "1. d4 d5 2. c4 c6 3. e3 e6 4. Nf3 Nf6 5. cxd5 exd5 6. Bd3 Bd6 7. O-O O-O 8. h3 Re8 9. a3 Nbd7 10. Nc3 Nf8 11. Bc2 Ng6 12. Re1 Bc7 13. Ne2 Ne4 14. Bxe4 Rxe4 15. Ng3 Re8 16. e4 dxe4 17. Rxe4 Be6 18. Bg5 Qd5 19. Re1 Bd7 20. Rc1 Rxe1+ 21. Qxe1 Re8 22. Be3 Nf4 23. Rc5 Qb3 24. Qd2 Ng6 25. Ne5 Be6 26. Rc3 Qd5 27. f4 Nxe5 28. fxe5 Ba5 29. b4 Bc7 30. Rc1 Qb3 31. Ra1 Qc4 32. Ne4 Bd5 33. Ng5 Qb3 34. Qf2 f6 35. exf6 gxf6 36. Qxf6 Qxe3+ 37. Qf2 Qxf2+ 38. Kxf2 Bf4 39. Nf3 Kg7 40. Rd1 Kh6 41. Rd3 Kh5 42. g4+ Kg6 43. Ne5+ Bxe5 44. dxe5 Rxe5 45. Kg3 Bc4 46. Rd6+ Kg5 *", + "Moves": "h3h4", + "MovesSAN": "h4#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "rn5Q/pp1pk2p/8/3p1p2/4q3/5NK1/P4PPP/RN5R b - - 1 17", + "PGN": "1. d4 e6 2. Bf4 Nf6 3. e3 Nd5 4. Bg3 Bd6 5. Qg4 Bxg3 6. Qxg7 Qf6 7. Qxg3 c5 8. Bc4 cxd4 9. Bxd5 dxe3 10. Qxe3 Qxb2 11. Qc3 Qc1+ 12. Ke2 exd5 13. Qxc8+ Ke7 14. Qxh8 Qxc2+ 15. Kf3 Qe4+ 16. Kg3 f5 17. Nf3 *", + "Moves": "e4g4", + "MovesSAN": "Qg4#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1bq1rk1/bp3pp1/3p3p/p1pP4/8/3QnN1P/PPB2PP1/R4RK1 w - - 0 18", + "PGN": "1. e4 e5 2. Bc4 Nf6 3. d3 h6 4. Nf3 Nc6 5. Nc3 Bc5 6. Nd5 d6 7. h3 O-O 8. O-O Nxd5 9. exd5 Ne7 10. d4 exd4 11. Nxd4 Ng6 12. Be3 Ne5 13. Bb3 a5 14. c4 Ba7 15. Nf3 c5 16. Bc2 Nxc4 17. Qd3 Nxe3 *", + "Moves": "d3h7", + "MovesSAN": "Qh7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "1R1r2k1/5ppp/8/2P5/p7/P7/6PP/6K1 w - - 2 31", + "PGN": "1. e4 e5 2. f4 exf4 3. Nf3 Nf6 4. Nc3 Nc6 5. Bc4 d6 6. d4 Be7 7. Bxf4 O-O 8. O-O d5 9. Bxd5 Nxd5 10. Nxd5 Nb4 11. Nxb4 Bxb4 12. c4 c6 13. a3 Ba5 14. b4 Bc7 15. Bxc7 Qxc7 16. Qe2 a5 17. c5 b6 18. Ne5 Ba6 19. Nc4 bxc5 20. bxc5 Rad8 21. Rfd1 Rfe8 22. Rac1 Qf4 23. Qf3 Rxe4 24. Qxf4 Rxf4 25. Nd6 a4 26. Rb1 Bb5 27. Nxb5 cxb5 28. Rxb5 Rfxd4 29. Rxd4 Rxd4 30. Rb8+ Rd8 *", + "Moves": "b8d8", + "MovesSAN": "Rxd8#", + "Themes": "backRankMate endgame hangingPiece mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "8/8/P7/5p2/2B1b1pk/5q2/1K1Q1P2/8 w - - 0 54", + "PGN": "1. e4 c5 2. Nc3 a6 3. a4 Nc6 4. Nf3 Nf6 5. h3 e6 6. Bc4 d5 7. exd5 exd5 8. Bf1 d4 9. Ne2 Bd6 10. d3 O-O 11. g3 Re8 12. Bf4 Bxf4 13. gxf4 Bd7 14. Qd2 Qc8 15. Kd1 Nb4 16. Nexd4 cxd4 17. Qxb4 Nd5 18. Qxd4 Bc6 19. Rg1 g6 20. Ne5 Qe6 21. h4 Nxf4 22. Qxf4 Qxe5 23. Qxe5 Rxe5 24. Rg5 Bf3+ 25. Kd2 Rxg5 26. hxg5 Re8 27. Re1 Rxe1 28. Kxe1 Kf8 29. b4 Ke7 30. c4 Ke6 31. Kd2 Kf5 32. Ke3 Bd1 33. a5 Kxg5 34. d4 f5 35. d5 Kf6 36. Kd4 h5 37. c5 Bf3 38. b5 axb5 39. Bxb5 h4 40. c6 bxc6 41. dxc6 h3 42. c7 h2 43. c8=Q h1=Q 44. Qd8+ Kg7 45. Qe7+ Kh6 46. Qf8+ Kg5 47. Qe7+ Kg4 48. Qb4 g5 49. a6 Qg2 50. Qd2 Kh4 51. Kc3 Be4 52. Bc4 Qf3+ 53. Kb2 g4 *", + "Moves": "d2h6", + "MovesSAN": "Qh6#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r1b1k2r/2p2pp1/p1N2n1p/1p6/4Pb2/1BN5/PPP3PP/3R2K1 w kq - 0 16", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 b5 5. Bb3 h6 6. O-O Nf6 7. d4 exd4 8. Nxd4 Ne5 9. Bf4 d6 10. Nc3 Be7 11. Bxe5 dxe5 12. Nc6 Qxd1 13. Raxd1 Bd6 14. f4 exf4 15. Rxf4 Bxf4 *", + "Moves": "d1d8", + "MovesSAN": "Rd8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/p7/bp2Q3/3PK1k1/P3P1P1/1pP4P/1q6/8 w - - 4 36", + "PGN": "1. e4 g6 2. d4 Bg7 3. Nc3 c6 4. h3 d5 5. Be3 dxe4 6. Nxe4 Nd7 7. Nf3 Ngf6 8. Nxf6+ Nxf6 9. Bc4 O-O 10. O-O Nd5 11. a4 Nxe3 12. fxe3 c5 13. c3 Qc7 14. Bb3 e6 15. Qe1 b6 16. Qh4 Bb7 17. Ng5 h6 18. Nxf7 c4 19. Nxh6+ Bxh6 20. Qxh6 cxb3 21. Qxg6+ Qg7 22. Qxe6+ Rf7 23. e4 Rf8 24. Rf2 Kh7 25. Raf1 Rxf2 26. Rxf2 Rxf2 27. Kxf2 Qf8+ 28. Ke3 Bc8 29. Qc6 Qg7 30. g4 Ba6 31. d5 Qg5+ 32. Kd4 Qd2+ 33. Ke5 Qxb2 34. Qd7+ Kh6 35. Qe6+ Kg5 *", + "Moves": "e6f6", + "MovesSAN": "Qf6#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "r1b1k2r/pp2ppbp/2np2p1/2p5/4P2P/1P2B3/q1PQ1PP1/1NKR1BNR b kq - 0 10", + "PGN": "1. e4 c5 2. b3 Nc6 3. d3 Nf6 4. Be3 g6 5. Qd2 d6 6. Nc3 Bg7 7. O-O-O Qa5 8. Nb1 Qxa2 9. h4 Nxe4 10. dxe4 *", + "Moves": "g7b2", + "MovesSAN": "Bb2#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "6r1/p7/1p5R/2p2p2/2P1pPk1/4K1p1/PP5P/8 w - - 0 34", + "PGN": "1. d4 Nf6 2. Nf3 d6 3. c4 c6 4. Nc3 Qa5 5. Bd2 Qc7 6. Bf4 b6 7. e4 Bg4 8. e5 Nh5 9. Be3 dxe5 10. dxe5 Bxf3 11. Qxf3 Qxe5 12. Be2 g6 13. Qh3 e6 14. Bxh5 Qxh5 15. Qxh5 gxh5 16. Ne4 Bb4+ 17. Ke2 f5 18. Nf6+ Kf7 19. Nxh5 e5 20. f4 e4 21. Rad1 Kg6 22. Ng3 h5 23. Bd4 Rd8 24. Be5 Nd7 25. Bd6 Bxd6 26. Rxd6+ Nf6 27. Rhd1 Rxd6 28. Rxd6 h4 29. Nh5 Kxh5 30. Rxf6 Kg4 31. Ke3 Rg8 32. Rh6 c5 33. g3 hxg3 *", + "Moves": "h2h3", + "MovesSAN": "h3#", + "Themes": "endgame mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "r2n3Q/1b2kpp1/p3pb1p/3p2N1/3P1B2/8/Pq2BPPP/2R3K1 w - - 4 22", + "PGN": "1. d4 Nf6 2. Nf3 b5 3. Bf4 Bb7 4. e3 a6 5. Nbd2 e6 6. Be2 c5 7. O-O cxd4 8. exd4 Be7 9. c4 bxc4 10. Nxc4 d5 11. Nce5 O-O 12. Qc2 Qb6 13. Rfc1 Rc8 14. Qd2 Nc6 15. Ng5 Nd8 16. Qd3 h6 17. Nd7 Rxc1+ 18. Rxc1 Qxb2 19. Nxf6+ Bxf6 20. Qh7+ Kf8 21. Qh8+ Ke7 *", + "Moves": "c1c7", + "MovesSAN": "Rc7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r2q2k1/pppn2pp/2n1R3/8/2B5/P1P2r2/2P2PPP/R1B3K1 w - - 0 15", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bc4 Bb4 5. a3 Bxc3 6. bxc3 d5 7. exd5 Nxd5 8. O-O Bg4 9. Re1 Bxf3 10. Qxf3 Nf6 11. d4 O-O 12. dxe5 Nd7 13. e6 fxe6 14. Rxe6 Rxf3 *", + "Moves": "e6e8", + "MovesSAN": "Re8#", + "Themes": "doubleCheck mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1bqkbr1/p1ppn2p/1p3Q2/8/2B1P3/8/PPP2PPP/RN2K2R w KQq - 1 10", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nxd4 5. Qxd4 b6 6. Bc4 Ne7 7. Bg5 f6 8. Bxf6 gxf6 9. Qxf6 Rg8 *", + "Moves": "c4f7", + "MovesSAN": "Bf7#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "8/1b6/1q1pkp2/2p4Q/1p2P3/3P3P/rrP3P1/5R1K w - - 0 33", + "PGN": "1. e4 c5 2. Nf3 d6 3. Bc4 Nc6 4. Nc3 Nf6 5. h3 g6 6. d3 Bg7 7. Bd2 O-O 8. a3 a6 9. Qc1 b5 10. Ba2 Nd7 11. Bh6 Nde5 12. Nxe5 Nxe5 13. Bxg7 Kxg7 14. f4 Nc6 15. O-O Nd4 16. Rf2 Bb7 17. Ne2 Nxe2+ 18. Rxe2 Qb6 19. Kh1 a5 20. f5 b4 21. axb4 axb4 22. Qf1 Ra6 23. Rf2 Rfa8 24. fxg6 f6 25. gxh7 Rxa2 26. h8=Q+ Kxh8 27. Re1 Kg7 28. Qe2 Rxb2 29. Qg4+ Kf7 30. Ref1 Raa2 31. Qh5+ Ke6 32. Rxf6+ exf6 *", + "Moves": "h5e8", + "MovesSAN": "Qe8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r4rk1/pp3pp1/2p1pb1p/3q4/3PQ3/P2B3P/1PP2PP1/3R1RK1 w - - 2 18", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 Nf6 5. Nf3 Bg4 6. Bc4 e6 7. h3 Bxf3 8. Qxf3 c6 9. O-O Be7 10. Bg5 h6 11. Bxf6 Bxf6 12. Rad1 O-O 13. a3 Nd7 14. Ne4 Be7 15. Bd3 Nf6 16. Nxf6+ Bxf6 17. Qe4 Qd5 *", + "Moves": "e4h7", + "MovesSAN": "Qh7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "6Q1/2p4r/1p1p4/1P1Ppp2/5k2/3P4/4KP2/7q w - - 6 68", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bc4 Bc5 5. d3 h6 6. Be3 Be7 7. Qd2 d6 8. h3 Be6 9. Nd5 Bxd5 10. exd5 Nb8 11. Bb5+ Nbd7 12. c4 a6 13. Ba4 O-O 14. Nh4 Nxd5 15. cxd5 Bxh4 16. g3 Bf6 17. h4 Nb6 18. Bb3 Nd7 19. Ba4 Nb6 20. Bb3 Qd7 21. Qe2 Nc8 22. g4 g5 23. hxg5 Bxg5 24. Bxg5 hxg5 25. Rh5 f6 26. Qe4 Qg7 27. O-O-O Ne7 28. Rdh1 Ng6 29. Rh6 Nh4 30. R1xh4 gxh4 31. Rg6 h3 32. Rxg7+ Kxg7 33. Qh1 Rh8 34. Bd1 h2 35. Kd2 Rh6 36. Bf3 Rah8 37. Be4 Rh3 38. Bg2 R3h4 39. Bf3 R8h6 40. Ke3 Kg6 41. Ke2 Kg5 42. Kf1 Kg6 43. Kg2 Kg5 44. Be2 Kg6 45. Bf3 Kg7 46. Be2 Kf7 47. Kf1 Kg7 48. Bf3 Rh3 49. Be2 Kg6 50. Ke1 Kg7 51. Bf1 R3h4 52. Be2 Kf7 53. Bf3 Rg6 54. Ke2 f5 55. Bg2 Rgxg4 56. Kf1 Rg5 57. a3 Kf6 58. b3 Rg7 59. b4 Rg5 60. a4 Rg7 61. b5 axb5 62. axb5 b6 63. Ke2 Rxg2 64. Qxg2 h1=Q 65. Qg8 Rh7 66. Qe6+ Kg5 67. Qg8+ Kf4 *", + "Moves": "g8g3", + "MovesSAN": "Qg3#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r2qr1k1/1bp2pb1/p1n1p2p/1pB1P1p1/4QnP1/2PB1N1P/PP1N1P2/R3R1K1 w - - 5 18", + "PGN": "1. e4 g6 2. d4 Bg7 3. Nf3 d6 4. h3 b6 5. c3 Bb7 6. Bd3 Nc6 7. O-O a6 8. Re1 Nf6 9. Bg5 O-O 10. Nbd2 h6 11. Be3 g5 12. g4 e6 13. Qe2 b5 14. e5 dxe5 15. dxe5 Nd5 16. Bc5 Re8 17. Qe4 Nf4 *", + "Moves": "e4h7", + "MovesSAN": "Qh7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2k4r/ppp3p1/2np1n2/4p1N1/P3P2r/2NPP1p1/1PP1Q1P1/R4RK1 b - - 2 17", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nc3 Bc5 4. Bc4 Nc6 5. O-O d6 6. d3 Bg4 7. Be3 Bxe3 8. fxe3 Qd7 9. Qe2 O-O-O 10. a4 h5 11. h3 Rh7 12. hxg4 hxg4 13. Ng5 Rh4 14. Bxf7 g3 15. Be6 Qxe6 16. Nxe6 Rdh8 17. Ng5 *", + "Moves": "h4h1", + "MovesSAN": "Rh1#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3r1k1r/p3nppp/b1p1p3/6q1/4P3/2N1P3/PPP3PP/2KR3R w - - 0 14", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. Nc3 Qf6 6. Be3 Bc5 7. Nxc6 Bxe3 8. fxe3 bxc6 9. Qd6 Ne7 10. O-O-O Qg5 11. Ba6 Bxa6 12. Qxd7+ Kf8 13. Qd8+ Rxd8 *", + "Moves": "d1d8", + "MovesSAN": "Rxd8#", + "Themes": "backRankMate mate mateIn1 middlegame oneMove" + }, + { + "FEN": "rnb1k2r/p4ppp/8/1p2N3/1BPqn3/8/5PPP/RN1QKB1R b KQkq - 0 11", + "PGN": "1. d4 d5 2. c4 dxc4 3. e4 b5 4. a4 c6 5. axb5 cxb5 6. b3 e5 7. Nf3 Nf6 8. bxc4 Nxe4 9. Nxe5 Bb4+ 10. Bd2 Qxd4 11. Bxb4 *", + "Moves": "d4f2", + "MovesSAN": "Qxf2#", + "Themes": "attackingF2F7 master mate mateIn1 oneMove opening" + }, + { + "FEN": "6Q1/2pk2r1/1p1p1p2/3PpP2/r1q1n3/p1P4P/6RN/7K w - - 0 43", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Bg5 h6 5. Bxf6 Qxf6 6. e3 Bxc3+ 7. bxc3 b6 8. Bd3 Bb7 9. e4 d6 10. Ne2 Nd7 11. O-O e5 12. d5 Nc5 13. f4 O-O 14. f5 Qh4 15. Ng3 f6 16. a4 a5 17. Qf3 Bc8 18. Rae1 Bd7 19. Bc2 Bxa4 20. Bb1 Bb3 21. Qe2 a4 22. Ba2 Bxa2 23. Qxa2 a3 24. Rf3 h5 25. Rfe3 Qg5 26. Nh1 h4 27. Nf2 Kf7 28. Kh1 Rh8 29. Rf3 Rh5 30. h3 Qh6 31. Ng4 Qh8 32. Re2 Qe8 33. Nh2 Ra4 34. g3 Qa8 35. gxh4 Qa6 36. Rg3 Rxh4 37. Reg2 Rh7 38. Qe2 Qxc4 39. Qg4 Nxe4 40. Qxg7+ Ke8 41. Qg8+ Kd7 42. Rg7+ Rxg7 *", + "Moves": "g2g7", + "MovesSAN": "Rxg7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1b3rk/pp4pp/2n4N/8/2B4q/7P/PPPP2P1/R1B3KR w - - 0 16", + "PGN": "1. e4 e5 2. Nf3 Bc5 3. Bc4 Bxf2+ 4. Kxf2 Nf6 5. Nc3 Ng4+ 6. Kg1 O-O 7. h3 Nf6 8. Nxe5 c6 9. Qf3 d5 10. exd5 cxd5 11. Nxd5 Nxd5 12. Qxd5 Qh4 13. Nxf7 Nc6 14. Nh6+ Kh8 15. Qg8+ Rxg8 *", + "Moves": "h6f7", + "MovesSAN": "Nf7#", + "Themes": "mate mateIn1 middlegame oneMove smotheredMate" + }, + { + "FEN": "r4r1k/5pp1/p4Q2/1pp1p1R1/8/2PPP2q/PPNN4/2Kb4 w - - 1 24", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. c3 Nf6 4. d3 Bc5 5. Be3 Bxe3 6. fxe3 Ng4 7. Qe2 O-O 8. h3 Nf6 9. g4 h6 10. Nfd2 d5 11. exd5 Qxd5 12. Bg2 Qd6 13. Nc4 Qd7 14. Bxc6 Qxc6 15. Rg1 Qe6 16. Nbd2 b5 17. Na3 a6 18. Nc2 c5 19. g5 hxg5 20. Rxg5 Qxh3 21. O-O-O Bg4 22. Qf2 Bxd1 23. Qxf6 Kh8 *", + "Moves": "f6g7", + "MovesSAN": "Qxg7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r5r1/pppq1pQp/3pkBn1/8/4PP2/8/PPP3PP/3R1K2 w - - 1 26", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Nb3 Bb6 6. Qf3 Nge7 7. Bc4 O-O 8. O-O Ne5 9. Qe2 Nxc4 10. Qxc4 d6 11. Nc3 Be6 12. Qe2 Nc6 13. Be3 Re8 14. Rad1 Ne5 15. Nd4 Bc4 16. Qh5 Bxf1 17. Kxf1 Bxd4 18. Bxd4 Qe7 19. Nd5 Qd7 20. Qg5 Ng6 21. Nf6+ gxf6 22. Qxf6 Kf8 23. Qg7+ Ke7 24. Bf6+ Ke6 25. f4 Rg8 *", + "Moves": "f4f5", + "MovesSAN": "f5#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3rn3/1kp2p2/p4N2/1p2B1p1/4P3/4bP2/PPP5/1K1R4 b - - 0 28", + "PGN": "1. e4 e6 2. Nf3 d5 3. d3 dxe4 4. dxe4 Qxd1+ 5. Kxd1 Nf6 6. Bd3 Nc6 7. Nc3 e5 8. Bg5 Bd6 9. Kd2 Bg4 10. Rad1 O-O-O 11. Kc1 Rhg8 12. h3 Bxf3 13. gxf3 h6 14. Bh4 g5 15. Bg3 Nd4 16. Bc4 Rd7 17. Nb5 Bc5 18. h4 a6 19. Nc3 Rgd8 20. hxg5 hxg5 21. Be2 Nxe2+ 22. Nxe2 b5 23. Bxe5 Ne8 24. Nc3 Bxf2 25. Nd5 Kb7 26. Nf6 Be3+ 27. Kb1 Rxd1+ 28. Rxd1 *", + "Moves": "d8d1", + "MovesSAN": "Rxd1#", + "Themes": "backRankMate endgame mate mateIn1 oneMove" + }, + { + "FEN": "6k1/ppp2pp1/2n4p/3p4/2r5/3Q1P2/PqP2P1P/4RK2 w - - 0 24", + "PGN": "1. e4 e5 2. d4 exd4 3. Qxd4 Nc6 4. Qa4 Nf6 5. Nc3 Bb4 6. Bd2 O-O 7. Nf3 Re8 8. Bb5 Nxe4 9. Nxe4 Rxe4+ 10. Kd1 d5 11. Bxb4 Rxb4 12. Qa3 Rxb5 13. Re1 Bg4 14. Qa4 Bxf3+ 15. gxf3 Rb4 16. Qa3 Qg5 17. Qc3 Rd4+ 18. Ke2 Re8+ 19. Kf1 Rxe1+ 20. Rxe1 h6 21. Ke2 Rc4 22. Qd3 Qe5+ 23. Kf1 Qxb2 *", + "Moves": "e1e8", + "MovesSAN": "Re8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "1Q6/8/3r4/kppq1p2/p7/7P/5PP1/1R4K1 w - - 0 44", + "PGN": "1. e4 c6 2. c4 d5 3. Nc3 dxe4 4. Nxe4 Nd7 5. d4 Ngf6 6. Bd3 Nxe4 7. Bxe4 Nf6 8. Bd3 Bg4 9. Be2 Bxe2 10. Nxe2 e6 11. Bg5 Be7 12. Bxf6 Bxf6 13. O-O Qc7 14. Re1 O-O-O 15. Ng3 Bxd4 16. Qa4 Kb8 17. Red1 Bxb2 18. Rab1 Rxd1+ 19. Qxd1 Bf6 20. Qb3 Rd8 21. h3 Rd2 22. Ne4 Rd7 23. Nxf6 gxf6 24. Qf3 Qe5 25. Qg4 Qf5 26. Qg8+ Kc7 27. Qg3+ e5 28. Re1 h5 29. Qb3 Qd3 30. Qb4 Qd2 31. Qb1 c5 32. Rf1 b6 33. Qf5 Qxa2 34. Qxf6 Qxc4 35. Qxe5+ Kb7 36. Qxh5 Qd5 37. Qh7 f5 38. Qg6 a5 39. Rb1 Rd6 40. Qg7+ Ka6 41. Qf8 a4 42. Qc8+ Ka5 43. Qb8 b5 *", + "Moves": "b8b5", + "MovesSAN": "Qxb5#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "6k1/p5p1/1p2p2p/2p2p2/2P5/1P2PbNq/P3RP1P/3Q2K1 b - - 0 27", + "PGN": "1. d4 e6 2. c4 Nf6 3. Nf3 b6 4. Bg5 Bb7 5. e3 d6 6. Nc3 Nbd7 7. Be2 h6 8. Bh4 Be7 9. O-O O-O 10. b3 c5 11. dxc5 dxc5 12. Qc2 Nh7 13. Bxe7 Qxe7 14. Rad1 Rad8 15. Nb5 Ng5 16. Nd6 Nxf3+ 17. gxf3 Bc6 18. Kh1 Ne5 19. Ne4 f5 20. Rxd8 Rxd8 21. Ng3 Nxf3 22. Bxf3 Bxf3+ 23. Kg1 Qg5 24. Re1 Qg4 25. Re2 Qh3 26. Qc1 Rd1+ 27. Qxd1 *", + "Moves": "h3g2", + "MovesSAN": "Qg2#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "5r1k/ppp3pp/2np4/3Pp3/6nq/3PP3/PPP3PP/R4RK1 w - - 0 18", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nc3 Nc6 4. Bc4 Bb4 5. d3 d6 6. Bd2 Bc5 7. Be3 Bxe3 8. fxe3 O-O 9. Ng5 Ng4 10. Bxf7+ Rxf7 11. Nxf7 Kxf7 12. O-O+ Kg8 13. Nd5 Be6 14. Qf3 Bxd5 15. exd5 Qh4 16. Qf7+ Kh8 17. Qf8+ Rxf8 *", + "Moves": "f1f8", + "MovesSAN": "Rxf8#", + "Themes": "backRankMate endgame mate mateIn1 oneMove" + }, + { + "FEN": "8/8/Q2p4/4b3/5r2/8/3p1pK1/4k3 w - - 4 81", + "PGN": "1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Nf3 Bg7 5. Bd3 O-O 6. Be3 e5 7. Qd2 Ng4 8. Bg5 Qe8 9. h3 h6 10. hxg4 hxg5 11. Nxg5 exd4 12. Nd5 Qd8 13. O-O-O c6 14. Nf4 Qxg5 15. g3 Bxg4 16. Rdf1 Nd7 17. Kb1 Ne5 18. Qb4 Nxd3 19. cxd3 c5 20. Qc4 b5 21. Qc2 b4 22. f3 Bd7 23. Qg2 Rfe8 24. Nd5 Rec8 25. Qh2 Qh5 26. Qg2 Qg5 27. g4 Be6 28. Qh2 Bxd5 29. Qh7+ Kf8 30. exd5 Qxd5 31. Qh2 Qe5 32. Qf2 Qe3 33. Qc2 b3 34. axb3 Rcb8 35. Re1 Qf4 36. Rhf1 Rb7 37. Re4 Qf6 38. f4 Rab8 39. Rfe1 Rxb3 40. Qxb3 Qd8 41. Re8+ Qxe8 42. Rxe8+ Rxe8 43. Qd5 Re6 44. f5 gxf5 45. gxf5 Re1+ 46. Ka2 Be5 47. Qa8+ Kg7 48. Qg2+ Kf6 49. Qd5 Re3 50. Qc4 Rf3 51. Qa6 Rxf5 52. Qxa7 Rf2 53. Qc7 Rd2 54. Qd8+ Kf5 55. Qd7+ Kf6 56. Qd8+ Kg6 57. Qg8+ Kf6 58. Qh7 Rh2 59. Qe4 Ke7 60. Kb3 f6 61. Qb7+ Ke6 62. Kc4 Kf5 63. Kd5 Kf4 64. b4 cxb4 65. Qxb4 Ke3 66. Qc4 f5 67. Ke6 f4 68. Kf5 f3 69. Qc1+ Kxd3 70. Qf1+ Ke3 71. Kg4 f2 72. Qc1+ Kd3 73. Qf1+ Kd2 74. Kf3 d3 75. Ke4 Rh4+ 76. Kf3 Rf4+ 77. Kg2 Ke3 78. Qc1+ d2 79. Qa3+ Ke2 80. Qa6+ Ke1 *", + "Moves": "a6f1", + "MovesSAN": "Qf1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r4rk1/pbpn2pp/1p1pp3/5p2/2PP3q/2BQP1P1/PP2B2N/R4RK1 b - - 0 14", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Bd2 Bxc3 5. Bxc3 O-O 6. e3 b6 7. Nf3 Bb7 8. Be2 Ne4 9. O-O d6 10. Qd3 Nd7 11. h4 f5 12. Nh2 Qxh4 13. g3 Nxg3 14. fxg3 *", + "Moves": "h4g3", + "MovesSAN": "Qxg3#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "rqk3r1/pp1n3p/2b1Np2/2P4Q/P7/2PB4/1P4Pb/R1B2R1K b - - 3 19", + "PGN": "1. d4 d5 2. e4 dxe4 3. f3 Nf6 4. Nc3 exf3 5. Nxf3 e6 6. Bd3 Bd6 7. O-O c6 8. Ne4 Nxe4 9. Bxe4 Bd7 10. c3 c5 11. a4 Bc6 12. Bd3 Nd7 13. Ng5 f6 14. Nxe6 Qb8 15. Nxg7+ Kd8 16. Ne6+ Kc8 17. dxc5 Bxh2+ 18. Kh1 Rg8 19. Qh5 *", + "Moves": "c6g2", + "MovesSAN": "Bxg2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3r2k1/p4p2/6pp/4b3/Q1b5/1P5P/P4PP1/3R2KR b - - 0 23", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Bb5 Bg7 6. Be3 Nf6 7. Nc3 O-O 8. Nxc6 bxc6 9. Bc4 e6 10. Bg5 d5 11. exd5 cxd5 12. Nxd5 exd5 13. Bxd5 Re8+ 14. Kf1 Ba6+ 15. c4 h6 16. Bxf6 Bxf6 17. Bxa8 Bxc4+ 18. Kg1 Qxa8 19. Rc1 Rd8 20. Qa4 Qd5 21. h3 Be5 22. b3 Qd1+ 23. Rxd1 *", + "Moves": "d8d1", + "MovesSAN": "Rxd1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "3N2rk/p3P2n/7Q/7p/2P1q3/5R2/1b4PP/7K w - - 6 43", + "PGN": "1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. f4 c5 6. Ngf3 Nc6 7. Nb3 c4 8. Nbd2 b5 9. Be2 Qb6 10. Nf1 f5 11. Ne3 g6 12. O-O h5 13. Kh1 Bh6 14. c3 Nf8 15. b3 Bd7 16. a4 Na5 17. bxc4 bxc4 18. Ba3 Nb3 19. Rb1 Bxa4 20. Bxc4 dxc4 21. Nxc4 Qc6 22. Nd6+ Kd7 23. Rxb3 Bxb3 24. Qxb3 Nh7 25. c4 Rhb8 26. Qd3 Bxf4 27. d5 Qa4 28. dxe6+ Ke7 29. Nxf5+ Kxe6 30. N3d4+ Kf7 31. e6+ Kg8 32. Ne7+ Kg7 33. Qxg6+ Kh8 34. Qf7 Rg8 35. Bb2 Be5 36. Nxg8 Rxg8 37. e7 Qe8 38. Qe6 Qa8 39. Nc6 Bxb2 40. Rf3 Ng5 41. Qh6+ Nh7 42. Nd8 Qe4 *", + "Moves": "d8f7", + "MovesSAN": "Nf7#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2kr1q2/1p3P1K/p5Q1/4p3/8/8/PP6/6R1 b - - 2 47", + "PGN": "1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 4. d4 cxd4 5. Qxd4 a6 6. Bxd7+ Bxd7 7. Nc3 e5 8. Qd3 Qc7 9. Nd5 Qc6 10. Nd2 f5 11. exf5 Ne7 12. Ne3 d5 13. O-O O-O-O 14. g4 h5 15. f3 hxg4 16. fxg4 g6 17. f6 Ng8 18. g5 d4 19. Ng2 Rh3 20. Qxg6 Bc5 21. Ne4 d3+ 22. Nxc5 Qxc5+ 23. Rf2 Rxh2 24. Be3 Rxg2+ 25. Kxg2 Qxe3 26. cxd3 Bh3+ 27. Kh2 Qxf2+ 28. Kxh3 Qf3+ 29. Kh4 Nxf6 30. gxf6 Rh8+ 31. Kg5 Qg3+ 32. Kf5 Qxd3+ 33. Kg5 Qd2+ 34. Kf5 Qf4+ 35. Ke6 Qc4+ 36. Kf5 Qd3+ 37. Kg5 Qe3+ 38. Kf5 Rd8 39. Rg1 Qf4+ 40. Ke6 Qc4+ 41. Kf5 Qd3+ 42. Ke6 Rd6+ 43. Ke7 Rd7+ 44. Kf8 Rd8+ 45. Kg7 Qd6 46. f7 Qf8+ 47. Kh7 *", + "Moves": "f8h8", + "MovesSAN": "Qh8#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "7k/pp5p/3pN1p1/2p5/2P1r3/1P4P1/P2b2KP/5R2 w - - 0 27", + "PGN": "1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. e3 e5 6. Nge2 Nge7 7. O-O O-O 8. f4 d6 9. fxe5 Nxe5 10. d3 Rb8 11. b3 Bg4 12. Bb2 Qd7 13. Nd5 Nxd5 14. Bxd5 Rbe8 15. Bxe5 Rxe5 16. Qd2 Bh3 17. Bg2 Bxg2 18. Kxg2 Rfe8 19. e4 f5 20. Nf4 fxe4 21. dxe4 Rxe4 22. Rae1 Kh8 23. Rxe4 Rxe4 24. Nd5 Qe6 25. Nf4 Bh6 26. Nxe6 Bxd2 *", + "Moves": "f1f8", + "MovesSAN": "Rf8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "5b1k/1pp5/3n3q/p5R1/3pB3/7P/PP3P2/6RK w - - 0 31", + "PGN": "1. h3 e5 2. d3 Nc6 3. Nd2 g6 4. c3 Bg7 5. Qc2 Nge7 6. e4 O-O 7. Ngf3 d5 8. Be2 h6 9. O-O Be6 10. Re1 a5 11. Nf1 Qd7 12. Ng3 f5 13. Bf1 fxe4 14. dxe4 Rxf3 15. gxf3 d4 16. Kh2 g5 17. Bd2 Ng6 18. Nf5 Rf8 19. Bd3 Nce7 20. cxd4 Bxf5 21. exf5 Nh4 22. Be4 exd4 23. Rg1 Qd6+ 24. Kh1 Nexf5 25. Bxg5 hxg5 26. Rxg5 Qh6 27. Rag1 Nxf3 28. Qb3+ Kh8 29. Qxf3 Nd6 30. Qxf8+ Bxf8 *", + "Moves": "g5g8", + "MovesSAN": "Rg8#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "1r3rk1/Q1p2ppp/4pB2/1B6/4n3/2P4P/P1Pq2P1/R4KNR b - - 2 17", + "PGN": "1. d4 d5 2. e4 dxe4 3. Nc3 Nf6 4. f3 exf3 5. Qxf3 Qxd4 6. Be3 Qd8 7. h3 Bf5 8. Qxf5 e6 9. Qf3 Bb4 10. Qxb7 Bxc3+ 11. bxc3 Nbd7 12. Bb5 O-O 13. Bg5 Rb8 14. Qa6 Nc5 15. Qxa7 Nce4 16. Bxf6 Qd2+ 17. Kf1 *", + "Moves": "e4g3", + "MovesSAN": "Ng3#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "4R2Q/p4p2/1p1k4/1Bp5/2Kp4/P4b2/1PP2P2/3r4 b - - 0 32", + "PGN": "1. e4 b6 2. d4 Bb7 3. Nc3 e6 4. Bb5 Bb4 5. Ne2 Bxe4 6. a3 Bxc3+ 7. Nxc3 Bxg2 8. Rg1 Bb7 9. Rxg7 Qf6 10. Qg4 Nh6 11. Bxh6 Nc6 12. Rxh7 O-O-O 13. Bg7 Rhg8 14. Bxf6 Rxg4 15. Bxd8 Kxd8 16. O-O-O Nxd4 17. h4 Ke7 18. h5 Bf3 19. Rd3 Rg1+ 20. Kd2 e5 21. h6 c5 22. Rh8 e4 23. Nxe4 Bxe4 24. Re3 d5 25. h7 Nf3+ 26. Rxf3 Bxf3 27. Rg8 Rd1+ 28. Kc3 d4+ 29. Kc4 Kd6 30. Rd8+ Ke5 31. Re8+ Kd6 32. h8=Q *", + "Moves": "f3d5", + "MovesSAN": "Bd5#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "8/8/b1pQ3p/8/1p2qp2/P3kN1P/6PK/8 w - - 0 40", + "PGN": "1. e4 c5 2. Nc3 Nc6 3. Bb5 g6 4. Bxc6 bxc6 5. f4 Bg7 6. Nf3 d6 7. O-O f5 8. d3 Nf6 9. e5 Nd5 10. Bd2 O-O 11. Qe1 Rb8 12. b3 Nb4 13. Qd1 a5 14. a3 Nd5 15. Qe1 Nxc3 16. Bxc3 a4 17. Rb1 axb3 18. Rxb3 Ba6 19. Ng5 Rxb3 20. cxb3 Qc8 21. exd6 Bxc3 22. Qxc3 exd6 23. Re1 Re8 24. Rxe8+ Qxe8 25. h3 h6 26. Nf3 Qe3+ 27. Kh2 Qxf4+ 28. Kg1 Qe3+ 29. Kh2 Kf7 30. b4 Qxd3 31. Qh8 f4 32. Qh7+ Ke6 33. Qg8+ Kf6 34. Qf8+ Ke6 35. Qe8+ Kd5 36. Qf7+ Ke4 37. Qxg6+ Ke3 38. Qe6+ Qe4 39. Qxd6 cxb4 *", + "Moves": "d6d2", + "MovesSAN": "Qd2#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "6r1/2pb1k2/pb1p4/1p1P1P2/4PK2/2N1nR1P/PP4P1/R7 b - - 8 28", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. c3 Nge7 5. O-O a6 6. Ba4 b5 7. Bb3 d6 8. d4 exd4 9. cxd4 Bb6 10. Bg5 h6 11. Bh4 g5 12. Bxg5 hxg5 13. Nxg5 Rf8 14. Bxf7+ Rxf7 15. Qh5 Ng6 16. Qxg6 Qe7 17. Qxf7+ Qxf7 18. Nxf7 Kxf7 19. d5 Ne5 20. Nc3 Bd7 21. Kh1 Rg8 22. f4 Ng4 23. h3 Rh8 24. f5 Nf2+ 25. Kh2 Ng4+ 26. Kg3 Ne3 27. Rf3 Rg8+ 28. Kf4 *", + "Moves": "e3g2", + "MovesSAN": "Nxg2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/1q4k1/3P2p1/p1Q1p2p/Pp5P/1P4P1/2PR1R1K/5r2 b - - 0 30", + "PGN": "1. d4 Nf6 2. Nf3 c5 3. d5 b5 4. a4 b4 5. Nbd2 Ba6 6. b3 g6 7. Bb2 Bg7 8. e4 Bxf1 9. Kxf1 d6 10. h3 O-O 11. g3 Nbd7 12. Qe2 a5 13. Kg2 Nb6 14. Nc4 Nfd7 15. Bxg7 Kxg7 16. Nfd2 Nxc4 17. Nxc4 Nb6 18. Rhe1 Nxc4 19. Qxc4 Qc7 20. Rad1 f5 21. exf5 Rxf5 22. Re2 Raf8 23. Rdd2 Qb7 24. f4 e5 25. fxe5 dxe5 26. Kh2 Rf1 27. Qxc5 h5 28. h4 R8f3 29. d6 R3f2+ 30. Rxf2 *", + "Moves": "b7h1", + "MovesSAN": "Qh1#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "r5r1/2qk1NPb/2p2Q1p/pp6/3p2P1/PP1P3K/2P1n1B1/1RB2R2 b - - 2 29", + "PGN": "1. e4 c6 2. d3 d5 3. Nd2 e5 4. Ngf3 Bg4 5. h3 Bh5 6. g3 Nf6 7. Bg2 d4 8. O-O Bb4 9. g4 Bg6 10. Nxe5 Qa5 11. f4 h6 12. Nec4 Qc5 13. f5 Bh7 14. b3 b5 15. e5 Nd5 16. Nd6+ Ke7 17. N2e4 Qb6 18. a3 Bc3 19. Rb1 a5 20. Qf3 Nd7 21. f6+ Ke6 22. Nxc3 Nxe5 23. Qf2 Nxc3 24. fxg7 Rhg8 25. Qf6+ Kd7 26. Nxf7 Ne2+ 27. Kh2 Nxg4+ 28. hxg4 Qc7+ 29. Kh3 *", + "Moves": "c7g3", + "MovesSAN": "Qg3#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1b4k/1pq2p1p/2pp1N2/p1nPr3/2P5/P3Pp1P/1PQ1B1P1/2KR3R w - - 0 20", + "PGN": "1. d4 e5 2. d5 c6 3. c4 Nf6 4. Nc3 Bb4 5. Bg5 Qa5 6. Bd2 e4 7. e3 O-O 8. a3 Bxc3 9. Bxc3 Qd8 10. Ne2 d6 11. Ng3 Re8 12. Be2 a5 13. Qc2 Nbd7 14. O-O-O Nc5 15. h3 Qc7 16. Bxf6 gxf6 17. Nh5 Re5 18. Nxf6+ Kh8 19. f4 exf3 *", + "Moves": "c2h7", + "MovesSAN": "Qxh7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3rkb1r/4pppp/8/1p1q4/5Q2/8/PPP2PPP/R1B1K2R b KQk - 1 13", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 d5 5. Bb5 Bd7 6. exd5 Nxd4 7. Bxd7+ Qxd7 8. Qxd4 Nf6 9. Nc3 Rd8 10. Qxa7 Nxd5 11. Nxd5 Qxd5 12. Qa4+ b5 13. Qf4 *", + "Moves": "d5d1", + "MovesSAN": "Qd1#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/1b5p/4k3/p4p1P/4q3/P1Q5/6PK/6B1 b - - 1 57", + "PGN": "1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 g6 5. Nc3 Bg7 6. h3 O-O 7. Bd3 b6 8. O-O Bb7 9. Qe2 Nbd7 10. Rd1 e6 11. b3 Rc8 12. Bb2 Re8 13. Rac1 Qe7 14. e4 dxe4 15. Nxe4 Nxe4 16. Bxe4 Nf6 17. Bb1 c5 18. dxc5 Qxc5 19. Ne5 Rcd8 20. a3 Qc7 21. b4 Rxd1+ 22. Rxd1 Rd8 23. f4 Rxd1+ 24. Qxd1 Ne4 25. Qd4 Nd6 26. Bd3 Nf5 27. Bxf5 gxf5 28. Kh2 Bxe5 29. fxe5 Qc6 30. Qd8+ Kg7 31. Qg5+ Kf8 32. c5 bxc5 33. bxc5 Qxc5 34. Qd8+ Kg7 35. Qg5+ Kf8 36. Qd8+ Kg7 37. Bd4 Qd5 38. Qg5+ Kf8 39. Bc3 a5 40. h4 Ke8 41. h5 Kd7 42. Qg7 Qc5 43. Qxf7+ Kc6 44. Qxe6+ Kb5 45. Qb3+ Ka6 46. Qc2 Qc6 47. Qe2+ Ka7 48. Bd4+ Ka8 49. Bg1 Qe4 50. Qf2 Kb8 51. Qg3 Kc7 52. e6+ Kd8 53. Qg8+ Ke7 54. Qf7+ Kd6 55. Qd7+ Ke5 56. Qc7+ Kxe6 57. Qc3 *", + "Moves": "e4g2", + "MovesSAN": "Qxg2#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "7r/1pN2kpp/p2p4/4p3/1P2P3/P2Pq1P1/2Q2b1P/R2K1B1R b - - 2 22", + "PGN": "1. e4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. d3 Bc5 5. a3 a6 6. b4 Ba7 7. Bg5 d6 8. Bxf6 Qxf6 9. Nd5 Qg6 10. Nxc7+ Ke7 11. Nxa8 Kd7 12. g3 Qh6 13. Nh4 Kd8 14. Qf3 Be6 15. Nf5 Bxf5 16. Qxf5 Nd4 17. Qxf7 Nxc2+ 18. Kd1 Bxf2 19. Qc7+ Ke8 20. Qc8+ Kf7 21. Qxc2 Qe3 22. Nc7 *", + "Moves": "e3e1", + "MovesSAN": "Qe1#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "4r2k/6pp/4Q3/3p4/p2P4/P1p4P/1r4P1/6K1 w - - 0 39", + "PGN": "1. e4 c6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Bg4 6. Bb5 e6 7. O-O Qb6 8. Bxc6+ bxc6 9. Nbd2 cxd4 10. cxd4 Nh6 11. h3 Bxf3 12. Nxf3 Nf5 13. Rb1 a5 14. Be3 Be7 15. Qd3 O-O 16. Rfc1 Rfc8 17. Rc2 Nxe3 18. fxe3 c5 19. Rbc1 c4 20. Qe2 a4 21. e4 Bd8 22. exd5 exd5 23. Qf2 Qe6 24. a3 Rab8 25. Nd2 Bg5 26. Rf1 Bxd2 27. Rxd2 Rb3 28. Qf4 Rcb8 29. Rdf2 R8b7 30. Qg5 Rb8 31. Rf6 Qe8 32. Rxf7 Qxf7 33. Rxf7 Kxf7 34. Qf5+ Kg8 35. e6 Rxb2 36. e7 c3 37. Qe6+ Kh8 38. e8=Q+ Rxe8 *", + "Moves": "e6e8", + "MovesSAN": "Qxe8#", + "Themes": "backRankMate endgame mate mateIn1 oneMove queenRookEndgame" + }, + { + "FEN": "7k/6q1/1pP1Rr1p/3P1P2/7K/7P/1Q5P/8 b - - 4 46", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Bg5 Be7 5. c5 O-O 6. e3 b6 7. b4 a5 8. a3 Bb7 9. Bd3 Nc6 10. b5 Na7 11. c6 Bc8 12. Nge2 Qd6 13. f4 Ne8 14. Bxe7 Qxe7 15. O-O Nf6 16. Rf3 Ne4 17. Nxe4 dxe4 18. Bxe4 Nxb5 19. Qb1 f5 20. Qxb5 fxe4 21. Rh3 Qf7 22. Ng3 e5 23. Qxe5 Bxh3 24. gxh3 Rae8 25. Qg5 Qb3 26. Re1 Qxa3 27. Kf2 Qe7 28. Qg4 Qf6 29. d5 Rd8 30. Nxe4 Qb2+ 31. Re2 Qb4 32. Qe6+ Kh8 33. Ng5 h6 34. Nf7+ Rxf7 35. Qxf7 a4 36. e4 Rf8 37. Qxc7 Qd4+ 38. Kf3 a3 39. Qa7 Qe5 40. f5 Rf6 41. Qxa3 g6 42. Qb2 Qd6 43. Kg4 gxf5+ 44. exf5 Qf8 45. Re6 Qg7+ 46. Kh4 *", + "Moves": "g7g5", + "MovesSAN": "Qg5#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "4r1k1/p5pp/8/1p6/2pP1Pn1/2B2PN1/PP2r2P/R5RK b - - 0 31", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 f5 4. Qe2 fxe4 5. Qxe4 Nf6 6. Qe2 e4 7. d3 Bb4+ 8. c3 O-O 9. dxe4 Ba5 10. O-O d6 11. Nd4 Ne5 12. f3 d5 13. exd5 Qxd5 14. f4 Nf7 15. Bc4 Qd6 16. Kh1 Bg4 17. Qc2 Rae8 18. Nd2 c5 19. Nf5 Qd7 20. Ng3 b5 21. Bxf7+ Rxf7 22. Nb3 Bb6 23. Bd2 c4 24. Nd4 Bxd4 25. cxd4 Rfe7 26. Bc3 Re2 27. Qc1 Qd5 28. Rg1 Bf3 29. Qf1 Ng4 30. Qxf3 Qxf3 31. gxf3 *", + "Moves": "e2h2", + "MovesSAN": "Rxh2#", + "Themes": "kingsideAttack master masterVsMaster mate mateIn1 middlegame oneMove" + }, + { + "FEN": "6R1/p4p1p/4bNpk/4P3/3P1KP1/7P/1p6/4q3 w - - 2 52", + "PGN": "1. e4 c5 2. c3 g6 3. d4 cxd4 4. Bc4 d6 5. cxd4 Nf6 6. Nc3 Bg7 7. Bb3 O-O 8. Nge2 Bd7 9. O-O Nc6 10. f3 Qb6 11. Be3 Na5 12. Bc2 Nc4 13. Bf2 Nxb2 14. Qc1 Nc4 15. Rb1 Qc7 16. Bd3 Nb6 17. Qf4 Nh5 18. Qh4 Bf6 19. Qxf6 Nxf6 20. Rbc1 Qd8 21. Bh4 Rc8 22. f4 Bg4 23. Ng3 Re8 24. h3 Bd7 25. f5 Kg7 26. Nge2 d5 27. e5 Ne4 28. Bxe4 dxe4 29. f6+ Kg8 30. fxe7 Rxe7 31. Nxe4 Nd5 32. Rxc8 Bxc8 33. Rc1 Be6 34. Nd6 Qb8 35. Bxe7 Nxe7 36. Nf4 Bxa2 37. Kf2 b5 38. Nd3 Be6 39. Nb4 Qb6 40. Ke3 Nf5+ 41. Nxf5 Bxf5 42. Rc6 Qa5 43. Nd5 Qa3+ 44. Kf4 b4 45. g4 Be6 46. Nf6+ Kg7 47. Rd6 b3 48. Rd8 Qc1+ 49. Kg3 Qe1+ 50. Kf4 b2 51. Rg8+ Kh6 *", + "Moves": "g4g5", + "MovesSAN": "g5#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "r2q2rk/pp6/5pQp/3bpN2/3p4/P6P/1P4P1/2N4K w - - 0 30", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Nc3 Bc5 5. d3 d6 6. h3 h6 7. Nd5 Na5 8. a3 Nxc4 9. dxc4 Nxe4 10. O-O Bf5 11. Re1 Bxf2+ 12. Kh1 Bxe1 13. Qxe1 Ng5 14. Nh4 Be4 15. Nc3 Bxc2 16. Bf4 O-O 17. Bd2 c6 18. Qg3 f6 19. Rf1 d5 20. cxd5 cxd5 21. Rf2 d4 22. Na2 Ne4 23. Qf3 Nxf2+ 24. Qxf2 Bb3 25. Nc1 Bd5 26. Qg3 Kh7 27. Qg6+ Kh8 28. Nf5 Rg8 29. Bxh6 gxh6 *", + "Moves": "g6h6", + "MovesSAN": "Qxh6#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "7r/P5k1/6p1/1QPB1p2/3b4/5KP1/4r3/8 b - - 1 52", + "PGN": "1. e4 c5 2. Nf3 d6 3. c4 Nc6 4. Nc3 e6 5. d4 cxd4 6. Nxd4 Nge7 7. Be2 g6 8. O-O Bg7 9. Be3 O-O 10. Ndb5 a6 11. Nxd6 Qc7 12. Nxc8 Raxc8 13. Qc1 Nd4 14. Bd1 Rfd8 15. Bh6 Be5 16. f4 Bh8 17. Bb3 Qc5 18. Kh1 Qh5 19. f5 exf5 20. exf5 Nexf5 21. Bf4 Re8 22. Bd1 Qh4 23. Bg5 Ng3+ 24. Kg1 Nde2+ 25. Nxe2 Nxe2+ 26. Bxe2 Bd4+ 27. Kh1 Qe4 28. Bf3 Qe5 29. Bxb7 Rc7 30. Bd5 Bxb2 31. Qd2 Bxa1 32. Bf6 Qxf6 33. Rxf6 Bxf6 34. g3 Rce7 35. Qf4 Re1+ 36. Kg2 R8e2+ 37. Kh3 Kg7 38. Qc7 Re7 39. Qc6 h5 40. Qxa6 Ra1 41. a4 Ree1 42. Qb7 Re7 43. Qb5 h4 44. a5 hxg3 45. hxg3 Rh1+ 46. Kg2 Rhe1 47. a6 R1e2+ 48. Kh3 Bd4 49. c5 Re8 50. a7 Rh8+ 51. Kg4 f5+ 52. Kf3 *", + "Moves": "e2f2", + "MovesSAN": "Rf2#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "rnb2rk1/ppp2ppp/8/3P4/2B3nq/5Q2/PPPP1PP1/RNB2RK1 b - - 0 11", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Bc4 d5 4. exd5 e4 5. Qe2 Bd6 6. Nd4 O-O 7. O-O Bxh2+ 8. Kxh2 Ng4+ 9. Kg1 Qh4 10. Nf3 exf3 11. Qxf3 *", + "Moves": "h4h2", + "MovesSAN": "Qh2#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "5br1/6p1/p3bn1p/Nr2p3/4P3/2B5/2k1KPPP/R6R w - - 0 27", + "PGN": "1. e4 e5 2. Bc4 d6 3. c3 c5 4. d4 cxd4 5. cxd4 Nc6 6. Nf3 Nf6 7. Ng5 Qa5+ 8. Bd2 Qc7 9. Bxf7+ Ke7 10. Bb3 Nxd4 11. Nc3 Nxb3 12. Qxb3 h6 13. Qf7+ Kd8 14. Qxc7+ Kxc7 15. Nf7 Rg8 16. Nb5+ Kc6 17. a4 Be6 18. Rc1+ Kb6 19. Be3+ Ka5 20. Nfxd6 a6 21. Bd2+ Kxa4 22. Ra1+ Kb3 23. Nxb7 Rb8 24. Na5+ Kxb2 25. Bc3+ Kc2 26. Ke2 Rxb5 *", + "Moves": "h1c1", + "MovesSAN": "Rhc1#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "rnbq1k1r/pp2p1bp/2pp4/5p1Q/2BP1B2/2N1P3/PPP2PP1/R3K1N1 w Q - 0 10", + "PGN": "1. d4 f5 2. Bf4 Nf6 3. e3 g6 4. h4 Bg7 5. h5 Nxh5 6. Rxh5 gxh5 7. Qxh5+ Kf8 8. Nc3 d6 9. Bc4 c6 *", + "Moves": "h5f7", + "MovesSAN": "Qf7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r4rk1/pb3pp1/1pqp1n1p/5R2/1P1P4/2P1B3/P4PPP/RN1Q2K1 b - - 3 17", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 h6 5. O-O Bc5 6. c3 Na5 7. Nxe5 b6 8. b4 Nxc4 9. Nxc4 Bd6 10. Nxd6+ cxd6 11. Re1 O-O 12. e5 dxe5 13. Rxe5 Qc7 14. d4 Bb7 15. Bf4 d6 16. Rf5 Qc6 17. Be3 *", + "Moves": "c6g2", + "MovesSAN": "Qxg2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3b4/3Q4/3p1kp1/3Pp1n1/2B1P3/P4p2/2q2B1K/7R b - - 2 46", + "PGN": "1. d4 g6 2. c4 Bg7 3. Nf3 Nf6 4. Nc3 O-O 5. e4 d6 6. h3 Nbd7 7. Be3 e5 8. d5 c6 9. Be2 cxd5 10. cxd5 a6 11. O-O Ne8 12. Ng5 f5 13. Ne6 Qe7 14. Nxf8 Qxf8 15. f3 f4 16. Bf2 Ndf6 17. g3 Nh5 18. g4 Nhf6 19. Kh2 Qe7 20. Qb3 Qd7 21. Rg1 h5 22. Na4 hxg4 23. hxg4 Rb8 24. Nb6 Qd8 25. Rac1 Bd7 26. Rc3 Nh7 27. Nxd7 Qxd7 28. Qb6 Ng5 29. Bxa6 Bf6 30. Rh1 Bd8 31. Qb4 Nf6 32. Bb5 Qe7 33. Kg2 Ra8 34. Rh6 Kg7 35. Rh1 Rxa2 36. Bc4 Ra8 37. Qb5 Ra5 38. Qb4 Qd7 39. Ra3 Rxa3 40. bxa3 Nfxe4 41. fxe4 Qxg4+ 42. Kf1 Qd1+ 43. Kg2 f3+ 44. Kh2 Qc2 45. Qxb7+ Kf6 46. Qd7 *", + "Moves": "c2f2", + "MovesSAN": "Qxf2#", + "Themes": "hangingPiece mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1b3k1/ppn3pp/4p3/2pp4/4P3/R5q1/1PPPQrB1/1NB3KR b - - 0 18", + "PGN": "1. a4 e6 2. a5 c5 3. a6 Nxa6 4. e3 Nc7 5. Nf3 d5 6. Ne5 Nf6 7. f4 Bd6 8. Qe2 O-O 9. g4 Ne4 10. g5 Bxe5 11. fxe5 Qxg5 12. Bg2 Qh4+ 13. Kf1 Ng3+ 14. hxg3 Qxg3 15. Ra3 f5 16. exf6 Rxf6+ 17. Kg1 Rf2 18. e4 *", + "Moves": "g3g2", + "MovesSAN": "Qxg2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "5r1k/p6p/2p3p1/8/3R4/2Q5/PP4PP/1qB4K b - - 6 27", + "PGN": "1. e4 c5 2. c4 Nc6 3. Nc3 e6 4. f4 Nge7 5. Nf3 g6 6. Bd3 Bg7 7. O-O O-O 8. f5 exf5 9. exf5 d5 10. fxg6 fxg6 11. cxd5 Nxd5 12. Bc4 Be6 13. d4 Kh8 14. Ng5 Bxd4+ 15. Kh1 Rxf1+ 16. Qxf1 Qd7 17. Nxe6 Qxe6 18. Bxd5 Qd6 19. Bxc6 bxc6 20. Bf4 Qd7 21. Rd1 Rf8 22. Ne2 Qf5 23. Nxd4 cxd4 24. Rxd4 Kg8 25. Qc4+ Kh8 26. Qc3 Qb1+ 27. Bc1 *", + "Moves": "f8f1", + "MovesSAN": "Rf1#", + "Themes": "backRankMate endgame mate mateIn1 oneMove" + }, + { + "FEN": "1k5r/p3b3/Pp2p1qp/4P1p1/1PrP1p2/5QP1/3B1P1P/4K2R w K - 0 33", + "PGN": "1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Qb6 6. a3 c4 7. Nbd2 Na5 8. Rb1 Bd7 9. g3 O-O-O 10. Bg2 f5 11. Ng5 Be8 12. b4 Nb3 13. Nxb3 cxb3 14. Qxb3 h6 15. Nf3 Bb5 16. Ra1 Kb8 17. a4 Bc4 18. Qb1 Ne7 19. Nd2 Rc8 20. Nxc4 Rxc4 21. Bd2 g5 22. a5 Qd8 23. Qb3 Ng6 24. Bf1 Rc8 25. Rc1 Be7 26. a6 b6 27. Bb5 f4 28. Bd3 Qe8 29. c4 dxc4 30. Rxc4 Qf7 31. Bxg6 Qxg6 32. Qf3 Rxc4 *", + "Moves": "f3b7", + "MovesSAN": "Qb7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "5k2/8/6p1/5pP1/1pN2r2/pP1p4/P6R/1K6 b - - 1 40", + "PGN": "1. d4 d5 2. Nc3 e6 3. Bf4 Bd6 4. Bg3 Nf6 5. e3 O-O 6. Bd3 b6 7. Nge2 Ba6 8. Bxd6 cxd6 9. h4 Bxd3 10. Qxd3 Nc6 11. O-O-O Qd7 12. f4 b5 13. h5 b4 14. Na4 Nxd4 15. Nxd4 Qxa4 16. Kb1 Rfc8 17. h6 g6 18. Rhg1 Ng4 19. Qe2 Nxh6 20. g4 f5 21. g5 Ng4 22. Nxe6 Nxe3 23. Qxe3 Qxc2+ 24. Ka1 Re8 25. Rde1 a5 26. Rh1 a4 27. Qh3 Re7 28. Nd4 Rxe1+ 29. Rxe1 Qc7 30. Qe3 a3 31. b3 Rc8 32. Kb1 Qc3 33. Qxc3 Rxc3 34. Nb5 Rf3 35. Re8+ Kg7 36. Nxd6 Rxf4 37. Re7+ Kf8 38. Rxh7 d4 39. Rh2 d3 40. Nc4 *", + "Moves": "f4f1", + "MovesSAN": "Rf1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "2r1r2k/8/5pQP/pp4p1/3P4/6R1/PP6/1K2R3 b - - 0 41", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. Nc3 Nf6 5. Ng5 O-O 6. d3 d6 7. Be3 Bxe3 8. fxe3 h6 9. Nf3 Ng4 10. Qe2 Nf6 11. O-O-O Na5 12. d4 Nxc4 13. Qxc4 Be6 14. Qe2 Bg4 15. h3 Bh5 16. g4 Bg6 17. Nd2 exd4 18. exd4 d5 19. e5 Re8 20. Qf3 Nh7 21. h4 c6 22. h5 Be4 23. Ndxe4 dxe4 24. Qxe4 Ng5 25. Qe3 b5 26. Ne4 a5 27. Rhf1 Ne6 28. Qf2 Qd7 29. g5 Nxg5 30. Nxg5 hxg5 31. Rg1 Qe7 32. Rd3 Rad8 33. c3 c5 34. Rdg3 cxd4 35. cxd4 f6 36. exf6 gxf6 37. Kb1 Rc8 38. h6 Kh7 39. Qf5+ Kh8 40. Qg6 Qe1+ 41. Rxe1 *", + "Moves": "e8e1", + "MovesSAN": "Rxe1#", + "Themes": "endgame mate mateIn1 oneMove queenRookEndgame" + }, + { + "FEN": "2k5/1pp3p1/p3p3/4P1Br/4b2p/P6P/2PR2P1/2K5 w - - 2 25", + "PGN": "1. e4 Nc6 2. f4 h5 3. d4 h4 4. Nf3 d5 5. exd5 Qxd5 6. Nc3 Qe6+ 7. Qe2 Nf6 8. Qxe6 Bxe6 9. Bb5 Bd7 10. h3 O-O-O 11. Be3 a6 12. Bxc6 Bxc6 13. O-O-O e6 14. Ne5 Be8 15. Rhf1 Nd7 16. d5 Nxe5 17. fxe5 Bb4 18. Bg5 Rd7 19. dxe6 fxe6 20. Ne4 Rxd1+ 21. Rxd1 Bg6 22. a3 Bxa3 23. bxa3 Bxe4 24. Rd2 Rh5 *", + "Moves": "d2d8", + "MovesSAN": "Rd8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "3rr1k1/p5pp/R4p2/8/8/6P1/P1QB1P1P/3KR2q b - - 4 32", + "PGN": "1. e4 c5 2. d4 Nc6 3. dxc5 Qa5+ 4. Nc3 Qxc5 5. Be3 Qa5 6. Bc4 Nf6 7. Bd3 e6 8. Nf3 d5 9. exd5 Nxd5 10. Bd2 Qd8 11. O-O Bc5 12. Bb5 O-O 13. Bxc6 bxc6 14. Ne5 Qb6 15. Na4 Qb5 16. Nxc5 Qxc5 17. c3 f6 18. b4 Nxb4 19. cxb4 Qxe5 20. Re1 Qd5 21. Qc2 Rd8 22. Rad1 Bb7 23. Bc3 Qg5 24. Rxe6 c5 25. g3 Qg4 26. Rde1 Qf3 27. Kf1 cxb4 28. Bxb4 Qh1+ 29. Ke2 Ba6+ 30. Rxa6 Re8+ 31. Kd1 Rad8+ 32. Bd2 *", + "Moves": "h1e1", + "MovesSAN": "Qxe1#", + "Themes": "mate mateIn1 middlegame oneMove pin" + }, + { + "FEN": "r7/2k2pp1/4p2p/3pP2P/nPp2PP1/7R/KP6/2R5 b - - 0 33", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. Qd2 Be7 8. O-O-O Qc7 9. f3 Nbd7 10. g4 b5 11. a3 Ne5 12. h4 Bd7 13. Kb1 Nc4 14. Bxc4 bxc4 15. h5 Rb8 16. Ka2 Qb7 17. Rb1 h6 18. Be3 Bb5 19. Ncxb5 axb5 20. c3 d5 21. e5 Nd7 22. f4 Ra8 23. Nc2 Kd8 24. Qf2 Kc7 25. Rbd1 Rhb8 26. Rc1 b4 27. Nxb4 Bxb4 28. cxb4 Qxb4 29. Qd2 Qxd2 30. Bxd2 Nc5 31. Rh3 Na4 32. Bb4 Rxb4 33. axb4 *", + "Moves": "a4c3", + "MovesSAN": "Nc3#", + "Themes": "doubleCheck endgame mate mateIn1 oneMove" + }, + { + "FEN": "4rk2/p7/1p1P1q2/3B4/2P3Q1/1P4P1/P3p3/6K1 w - - 8 47", + "PGN": "1. Nf3 Nf6 2. g3 b6 3. Bg2 Bb7 4. O-O e6 5. d3 d5 6. Nbd2 Be7 7. b3 c5 8. Bb2 Nbd7 9. Re1 Qc7 10. c4 O-O 11. Rc1 Rfe8 12. e4 dxe4 13. dxe4 e5 14. Rc2 Bd6 15. Nh4 g6 16. Nf1 Nf8 17. Rd2 Rad8 18. Qa1 N6d7 19. Ne3 Ne6 20. Nd5 Bxd5 21. exd5 Nd4 22. Nf3 Bf8 23. Ng5 Bg7 24. h4 Nf6 25. Qd1 Re7 26. Ne4 Nxe4 27. Bxe4 Qd6 28. Bg2 Rde8 29. h5 f5 30. hxg6 hxg6 31. g4 e4 32. Bxd4 cxd4 33. Rxd4 Bxd4 34. Qxd4 Rh7 35. Re3 Rh4 36. gxf5 gxf5 37. Rg3+ Rg4 38. Rxg4+ fxg4 39. Qe3 Qg6 40. Qf4 g3 41. fxg3 e3 42. d6 e2 43. Bd5+ Kh7 44. Qh4+ Kg7 45. Qd4+ Qf6 46. Qg4+ Kf8 *", + "Moves": "g4g8", + "MovesSAN": "Qg8#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "r3qrk1/8/2bp1Qp1/1p4n1/2P1Pp2/pPN2P2/P3B3/2K4R w - - 0 26", + "PGN": "1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Bg5 Nbd7 7. Qd2 e5 8. d5 a5 9. h4 h5 10. g4 Nc5 11. f3 Qe8 12. Bh6 Bd7 13. O-O-O a4 14. Nh3 c6 15. Rdg1 a3 16. b3 b5 17. dxc6 Bxc6 18. Bxg7 Kxg7 19. gxh5 Nxh5 20. Rg5 Nf4 21. Nxf4 exf4 22. Qd4+ Kg8 23. h5 Ne6 24. Qf6 Nxg5 25. hxg6 fxg6 *", + "Moves": "h1h8", + "MovesSAN": "Rh8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "7r/6k1/2p3p1/p2P4/PpP1R1R1/1P2P3/4r1P1/2K5 b - - 2 34", + "PGN": "1. d4 d5 2. Bg5 h6 3. Bh4 Nf6 4. e3 Bf5 5. Bd3 Bxd3 6. Qxd3 c6 7. Bxf6 exf6 8. Nd2 Bd6 9. Ne2 O-O 10. Ng3 Bxg3 11. hxg3 Na6 12. a3 Qe7 13. Nb3 Nc7 14. O-O-O b5 15. Nc5 a5 16. g4 Na6 17. Nxa6 Rxa6 18. f4 Qe4 19. Qxe4 dxe4 20. Rh5 b4 21. a4 Rc8 22. g5 fxg5 23. fxg5 hxg5 24. Rxg5 g6 25. Rg4 Re8 26. Rf1 Kg7 27. b3 f5 28. Rxf5 Rh8 29. Re5 Rh1+ 30. Kb2 Ra8 31. Rexe4 Rah8 32. c4 Re1 33. d5 Re2+ 34. Kc1 *", + "Moves": "h8h1", + "MovesSAN": "Rh1#", + "Themes": "endgame mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "6k1/6p1/1RP4r/p2K2N1/8/P3P3/2r4p/8 w - - 2 43", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Bg5 Bb4+ 5. Nfd2 O-O 6. a3 Bd6 7. c5 Be7 8. b4 Nc6 9. e3 e5 10. Nb3 Bf5 11. Nc3 Ne4 12. Bxe7 Nxe7 13. Nxe4 dxe4 14. Bc4 c6 15. dxe5 Ng6 16. Qd6 Qg5 17. e6 fxe6 18. Bxe6+ Kh8 19. Bxf5 Qxg2 20. O-O-O Rxf5 21. Rhg1 Qxf2 22. Rde1 Ne5 23. Nd4 Nd3+ 24. Kd1 Rff8 25. Qg3 Qxg3 26. Rxg3 Nxe1 27. Kxe1 a5 28. b5 cxb5 29. Nxb5 Rac8 30. Rg5 h6 31. Re5 Rf3 32. Kd2 Rf2+ 33. Kc3 Rxh2 34. Nd6 Rc6 35. Nxe4 h5 36. Kd4 Kh7 37. Re7 h4 38. Rxb7 h3 39. Kd5 Rh6 40. c6 Rc2 41. Rb6 h2 42. Ng5+ Kg8 *", + "Moves": "b6b8", + "MovesSAN": "Rb8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "2kr3r/ppp2Np1/2nb3p/4qb2/4P3/4BB2/PPP2PPP/R2Q1RK1 b - - 0 13", + "PGN": "1. e4 d5 2. exd5 Nf6 3. Nc3 Nxd5 4. Nxd5 Qxd5 5. Nf3 Nc6 6. Be2 Bf5 7. O-O O-O-O 8. d3 e5 9. Be3 Bd6 10. Ng5 h6 11. Bf3 e4 12. dxe4 Qe5 13. Nxf7 *", + "Moves": "e5h2", + "MovesSAN": "Qxh2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "5r1k/pp4pp/n1p5/4n3/4P1Bq/2N1P3/PPP3PP/5RK1 w - - 0 21", + "PGN": "1. e4 e5 2. Nc3 c6 3. Nf3 Qf6 4. d4 exd4 5. Nxd4 Bc5 6. Nf3 d6 7. Be3 Bxe3 8. fxe3 Bg4 9. Be2 Ne7 10. O-O Qg6 11. Nh4 Qh5 12. Bxg4 Qxh4 13. Qf3 O-O 14. Rad1 Ng6 15. Rxd6 Na6 16. Rd4 Rad8 17. Rxd8 Rxd8 18. Qxf7+ Kh8 19. Qf3 Ne5 20. Qf8+ Rxf8 *", + "Moves": "f1f8", + "MovesSAN": "Rxf8#", + "Themes": "backRankMate mate mateIn1 middlegame oneMove" + }, + { + "FEN": "4r3/pp3pk1/3R1np1/5P2/2P5/1P2pP1K/PQ2Bq2/5N2 b - - 2 40", + "PGN": "1. Nf3 Nf6 2. e3 d5 3. d4 c5 4. Be2 cxd4 5. Nxd4 Nc6 6. O-O e5 7. Nf3 Bd6 8. b3 O-O 9. Bb2 Bg4 10. Nbd2 Qc7 11. g3 Rad8 12. Rc1 h5 13. Ne1 Bh3 14. Ng2 h4 15. Nxh4 Bxf1 16. Bxf1 e4 17. Ng2 Be5 18. c3 Qc8 19. Be2 Qh3 20. Nf1 g6 21. Qc2 Kg7 22. c4 Bxb2 23. Qxb2 d4 24. exd4 Nxd4 25. Bd1 Rh8 26. Nf4 Qh6 27. Nd5 Nxd5 28. Qxd4+ Nf6 29. Qc3 Rd3 30. Qb2 Kg8 31. Be2 Rf3 32. Rd1 Rf5 33. Rd8+ Kg7 34. Rd6 e3 35. f3 Re8 36. Kg2 Qg5 37. h4 Qh5 38. g4 Qxh4 39. gxf5 Qf2+ 40. Kh3 *", + "Moves": "e8h8", + "MovesSAN": "Rh8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "4rrk1/pppb1ppp/3q4/2b1n1N1/3N4/2PQ4/PP2BPPP/R3R1K1 w - - 1 17", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Qf6 5. Be3 Bc5 6. c3 Nge7 7. Nd2 O-O 8. N2f3 d5 9. Bg5 Qd6 10. exd5 Nxd5 11. Be2 Bd7 12. O-O Rae8 13. Re1 Nf6 14. Qd2 Ne4 15. Qd3 Nxg5 16. Nxg5 Ne5 *", + "Moves": "d3h7", + "MovesSAN": "Qxh7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "6Q1/3rkp1p/pNb1pq2/1p3n2/8/1B6/PP3PPP/6K1 w - - 0 26", + "PGN": "1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. c3 dxc3 5. Nxc3 a6 6. Bc4 b5 7. Bb3 Bb7 8. O-O Qc7 9. Qe2 Bc5 10. Be3 Bxe3 11. Qxe3 Ne7 12. Rac1 Nbc6 13. Rfe1 Rc8 14. Nd5 Qb8 15. Nb6 Rd8 16. Red1 Ne5 17. Nxe5 Qxe5 18. Rc5 Qxe4 19. Qg3 Bc6 20. Re5 Qg6 21. Rg5 Qf6 22. Rxg7 Nf5 23. Rg8+ Rxg8 24. Qxg8+ Ke7 25. Rxd7+ Rxd7 *", + "Moves": "b6c8", + "MovesSAN": "Nc8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "br3b1k/5Qn1/p2p1N1p/2p1p1q1/1nP5/1P1BP2P/P2R1PP1/3R2K1 b - - 8 32", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. Nc3 Bb4 5. Qc2 Bb7 6. Bg5 h6 7. Bh4 Be7 8. e3 c5 9. dxc5 bxc5 10. Be2 d6 11. O-O O-O 12. Rfd1 a6 13. Qb3 Qc7 14. Rd2 Nc6 15. Rad1 Rfd8 16. h3 Rab8 17. Bg3 Ba8 18. Qa4 Rb4 19. Qc2 Qb8 20. b3 e5 21. Nh4 Bf8 22. Nf5 g6 23. Bh4 Ne8 24. Bxd8 Qxd8 25. Ng3 f5 26. Nd5 Rb8 27. Nxf5 gxf5 28. Qxf5 Qg5 29. Qe6+ Kh8 30. Bd3 Ng7 31. Qf7 Nb4 32. Nf6 *", + "Moves": "g5g2", + "MovesSAN": "Qxg2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "1r1q1r2/ppp1b1pk/2n5/4p3/2BP4/PP6/1B4PP/R2Q2K1 w - - 0 22", + "PGN": "1. e4 Nf6 2. Nf3 d6 3. d4 Bg4 4. Bd3 e6 5. O-O Be7 6. b3 O-O 7. Bb2 Nc6 8. Nbd2 Nb4 9. Be2 Bxf3 10. Bxf3 Rb8 11. a3 Nc6 12. Be2 d5 13. e5 Nd7 14. f4 Nb6 15. f5 exf5 16. Rxf5 f6 17. c4 dxc4 18. Nxc4 Nxc4 19. Bxc4+ Kh8 20. Rh5 fxe5 21. Rxh7+ Kxh7 *", + "Moves": "d1h5", + "MovesSAN": "Qh5#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "6k1/1p4pp/1p6/4Q3/8/1q5P/5PP1/6K1 w - - 0 30", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 Nd4 5. Nxd4 Bxd4 6. c3 Bb6 7. Nd2 Nf6 8. Nf3 d5 9. exd5 Nxd5 10. Qe2 O-O 11. O-O Bg4 12. h3 Bxf3 13. Qxf3 c6 14. Be3 Qd6 15. Bxd5 cxd5 16. Bxb6 axb6 17. Rfe1 Rfe8 18. Qg3 d4 19. cxd4 Qxd4 20. b3 Rac8 21. Rad1 Rc2 22. Re4 Qc3 23. Rc4 Qb2 24. Rxc2 Qxc2 25. Re1 f6 26. d4 Qxa2 27. dxe5 fxe5 28. Rxe5 Rxe5 29. Qxe5 Qxb3 *", + "Moves": "e5e8", + "MovesSAN": "Qe8#", + "Themes": "endgame mate mateIn1 oneMove queenEndgame" + }, + { + "FEN": "3r4/5kp1/R7/2R4p/4r2P/6P1/PPP5/2K5 b - - 0 33", + "PGN": "1. d4 Nf6 2. Nc3 c5 3. d5 d6 4. Bg5 e5 5. e4 Be7 6. Bb5+ Bd7 7. Bxd7+ Nbxd7 8. Nf3 Rc8 9. Qd3 Nb6 10. Qb5+ Kf8 11. O-O-O Nfxd5 12. Bxe7+ Nxe7 13. h4 a6 14. Qe2 Ng6 15. g3 h5 16. Ng5 Qd7 17. f4 f6 18. fxe5 fxg5 19. Qf3+ Qf7 20. Qxf7+ Kxf7 21. Rxd6 Nc4 22. Rf1+ Kg8 23. Rxg6 Nxe5 24. Rxg5 Ng4 25. Nd5 Re8 26. Nf6+ Nxf6 27. Rxf6 Rxe4 28. Rd6 Kf7 29. Rd7+ Kf6 30. Rxc5 Rhe8 31. Rxb7 Rd8 32. Rb6+ Kf7 33. Rxa6 *", + "Moves": "e4e1", + "MovesSAN": "Re1#", + "Themes": "endgame mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "2kr3r/ppp3pp/1Q2bp2/8/8/2b1PNB1/4KPPP/R4B1R b - - 1 19", + "PGN": "1. d4 e5 2. dxe5 Nc6 3. Nf3 Qe7 4. Qd5 Nb4 5. Qc4 d5 6. exd6 Qxd6 7. a3 Nd5 8. Nc3 Nxc3 9. Qxc3 Be6 10. Bg5 f6 11. Bh4 O-O-O 12. Bg3 Qb6 13. e3 Ne7 14. b4 Nd5 15. Qb2 Nxb4 16. axb4 Bxb4+ 17. c3 Ba5 18. Qxb6 Bxc3+ 19. Ke2 *", + "Moves": "e6c4", + "MovesSAN": "Bc4#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "rnb1k2r/ppp2ppp/8/3Pp3/2B1P1nq/2N5/PP3NPP/R1BQ1RK1 b kq - 0 9", + "PGN": "1. c4 d5 2. d4 dxc4 3. Nc3 e5 4. d5 Nf6 5. e4 Bc5 6. Bxc4 Ng4 7. Nh3 Qh4 8. O-O Bxf2+ 9. Nxf2 *", + "Moves": "h4h2", + "MovesSAN": "Qxh2#", + "Themes": "kingsideAttack mate mateIn1 oneMove opening" + }, + { + "FEN": "r1b2r2/pp4k1/2np1n2/4pp1R/2B5/1N2K1B1/P1P2PP1/7R w - - 2 21", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Nb3 Bb4 7. Bc4 O-O 8. Bg5 h6 9. Bh4 g5 10. Bg3 Bxc3+ 11. bxc3 Nxe4 12. Qh5 Qf6 13. h4 d6 14. hxg5 Qxg5 15. Qxh6 Qxh6 16. Rxh6 Kg7 17. Rh5 Nxc3 18. Kd2 Ne4+ 19. Ke3 f5 20. Rah1 Nf6 *", + "Moves": "h5g5", + "MovesSAN": "Rg5#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1b1kbnr/pp3ppp/2p3q1/4p1B1/2B1P3/2N5/PPP2PPP/R2QK2R w KQkq - 0 9", + "PGN": "1. e4 e5 2. Nf3 Qf6 3. Nc3 c6 4. Bc4 d6 5. d4 Nd7 6. Bg5 Qg6 7. dxe5 Nxe5 8. Nxe5 dxe5 *", + "Moves": "d1d8", + "MovesSAN": "Qd8#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "r5k1/pp1r1ppp/3p4/8/4q1Pn/1PQ1P2P/PB3P2/R4RK1 w - - 1 21", + "PGN": "1. d4 e5 2. dxe5 Bc5 3. Nf3 d6 4. exd6 Ne7 5. e3 Bxd6 6. Bc4 O-O 7. O-O Bg4 8. Nbd2 Qd7 9. Ne4 Qc6 10. Nxd6 cxd6 11. Be2 Rd8 12. h3 Bd7 13. Nd4 Qc8 14. Bg4 Nbc6 15. Bxd7 Rxd7 16. b3 Nxd4 17. Qxd4 Qxc2 18. Bb2 Nf5 19. Qc3 Qe4 20. g4 Nh4 *", + "Moves": "c3g7", + "MovesSAN": "Qxg7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "7k/ppp5/7p/2b3p1/2Bq2b1/2Q3K1/PP1N1r2/R1B5 b - - 7 23", + "PGN": "1. e4 e5 2. f4 exf4 3. Nf3 d6 4. d4 g5 5. Bc4 h6 6. O-O Bg7 7. c3 Nf6 8. g3 fxg3 9. hxg3 Bg4 10. Qb3 O-O 11. e5 dxe5 12. Nxe5 Bh5 13. g4 Nxg4 14. Nxg4 Bxg4 15. Rxf7 Kh8 16. Nd2 Nc6 17. Qc2 Nxd4 18. Rxf8+ Bxf8 19. cxd4 Qxd4+ 20. Kf1 Bc5 21. Qc3 Rf8+ 22. Kg2 Rf2+ 23. Kg3 *", + "Moves": "c5d6", + "MovesSAN": "Bd6#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/8/8/p7/8/3Q3P/3rr1PK/3k4 w - - 17 55", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. c3 h6 5. d4 exd4 6. cxd4 Nxe4 7. d5 Bb4+ 8. Bd2 Nxd2 9. Nbxd2 Na5 10. Bd3 O-O 11. a3 Re8+ 12. Be2 Bxd2+ 13. Qxd2 Nc4 14. Qc3 Nd6 15. Qd3 Qe7 16. Nd4 a5 17. O-O b6 18. Rfe1 Ba6 19. Qf3 Nc4 20. b3 Nd2 21. Qg4 Nxb3 22. Bxa6 Qxe1+ 23. Rxe1 Rxe1+ 24. Bf1 Nd2 25. h3 Rxf1+ 26. Kh2 Rxf2 27. Qxd7 Rf4 28. Nc6 Nf1+ 29. Kg1 Ne3 30. Ne7+ Kf8 31. Qxc7 Re4 32. Qb7 Re8 33. Nc6 Nxd5 34. Nxa5 bxa5 35. Qxd5 Ra4 36. Qc5+ Kg8 37. Qb5 Re1+ 38. Kh2 Rxa3 39. Qb8+ Kh7 40. Qd6 Ra2 41. Qd3+ g6 42. Qb3 Ree2 43. Qxf7+ Kh8 44. Qf6+ Kg8 45. Qxg6+ Kf8 46. Qxh6+ Ke7 47. Qg5+ Kd6 48. Qf6+ Kd5 49. Qf7+ Kd4 50. Qg7+ Kd3 51. Qg6+ Kd2 52. Qd6+ Ke1 53. Qg3+ Kd1 54. Qd3+ Rad2 *", + "Moves": "d3b1", + "MovesSAN": "Qb1#", + "Themes": "endgame mate mateIn1 oneMove queenRookEndgame" + }, + { + "FEN": "8/6k1/8/1Pp5/2P1p3/1q6/3K4/2R1R3 b - - 1 46", + "PGN": "1. e4 c5 2. d4 cxd4 3. Nf3 Nc6 4. Nxd4 Nf6 5. Nc3 d6 6. Bg5 e6 7. Bb5 Bd7 8. O-O Be7 9. Re1 O-O 10. Nxc6 Bxc6 11. Bd3 Qa5 12. Bd2 Qb6 13. b3 e5 14. a4 a5 15. Be3 Qc7 16. Qe2 Bd7 17. Nb5 Bxb5 18. axb5 b6 19. f3 Nd7 20. Qf2 Nc5 21. Bc4 Kh8 22. Red1 f5 23. exf5 Rxf5 24. Bd5 Raf8 25. Bc6 g5 26. Bxc5 bxc5 27. h3 h5 28. c4 g4 29. hxg4 hxg4 30. Qd2 Bg5 31. Qxa5 Be3+ 32. Kf1 Qg7 33. Ke2 Qg5 34. Rh1+ Kg7 35. Qc7+ R5f7 36. Qxd6 gxf3+ 37. Bxf3 Rxf3 38. gxf3 Qg2+ 39. Kxe3 Rxf3+ 40. Ke4 Rf4+ 41. Kd3 Qg3+ 42. Kc2 Rf2+ 43. Qd2 Rxd2+ 44. Kxd2 Qxb3 45. Rac1 e4 46. Rhe1 *", + "Moves": "b3d3", + "MovesSAN": "Qd3#", + "Themes": "endgame mate mateIn1 oneMove queenRookEndgame" + }, + { + "FEN": "2Q2rk1/pp4pp/3p4/4p2b/4P3/4q3/PP4PP/5R1K w - - 4 23", + "PGN": "1. e4 c5 2. d4 cxd4 3. Nf3 e5 4. c3 dxc3 5. Nxc3 Nc6 6. Bc4 Bb4 7. O-O d6 8. Ng5 Nh6 9. Qh5 O-O 10. Bxf7+ Rxf7 11. Nxf7 Nxf7 12. Nd5 Be6 13. Nxb4 Nxb4 14. Be3 Nc2 15. Rac1 Nxe3 16. fxe3 Qg5 17. Qe2 Bg4 18. Qc4 Qxe3+ 19. Kh1 Rf8 20. Rxf7 Rxf7 21. Rf1 Bh5 22. Qc8+ Rf8 *", + "Moves": "f1f8", + "MovesSAN": "Rxf8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "5r1k/8/3pB1R1/p3bP1p/1p5r/4K3/P1P5/6R1 w - - 6 47", + "PGN": "1. e4 c5 2. Nf3 d6 3. Bc4 e6 4. O-O Nc6 5. Re1 Nf6 6. d4 cxd4 7. Nxd4 Qc7 8. Nc3 a6 9. Bb3 Nxd4 10. Qxd4 Be7 11. Bg5 O-O 12. Rad1 Rd8 13. Bh4 b5 14. Bg3 e5 15. Qd3 Bb7 16. Bh4 b4 17. Bxf6 Bxf6 18. Nd5 Bxd5 19. Bxd5 Rac8 20. Re2 a5 21. g3 g6 22. f4 Kg7 23. h4 exf4 24. gxf4 Bxb2 25. Qf3 Qe7 26. Rh2 Bf6 27. h5 Rc3 28. Qg4 Qd7 29. f5 g5 30. h6+ Kh8 31. Rg2 Qc7 32. Qh5 Rf8 33. Rdd2 Qc5+ 34. Kh1 Qe3 35. Bxf7 Qe1+ 36. Rg1 Qxe4+ 37. Rdg2 g4 38. Qxg4 Qxg4 39. Rxg4 Rh3+ 40. Kg2 Rxh6 41. Be6 Be5 42. Kf3 Rh3+ 43. Ke4 h5 44. Rg6 Rh4+ 45. Kf3 Rf4+ 46. Ke3 Rh4 *", + "Moves": "g6h6", + "MovesSAN": "Rh6#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "r1bR1nnk/p3Q1bp/P1p1q1p1/8/3B4/5pPP/1PP2P2/R5K1 w - - 0 28", + "PGN": "1. e4 c6 2. Nf3 d6 3. Nc3 Nf6 4. d4 g6 5. h3 Bg7 6. Be3 O-O 7. a4 Re8 8. Be2 Nbd7 9. O-O e5 10. d5 Nb6 11. a5 Nbd7 12. dxc6 bxc6 13. Qxd6 Re6 14. Qd2 Bb7 15. Bc4 Re7 16. Rfd1 Qc7 17. a6 Bc8 18. Na4 Nxe4 19. Qd3 Nef6 20. Nc5 e4 21. Qa3 exf3 22. Ne6 Qe5 23. Qxe7 fxe6 24. Bxe6+ Kh8 25. g3 Nf8 26. Rd8 Ng8 27. Bd4 Qxe6 *", + "Moves": "e7g7", + "MovesSAN": "Qxg7#", + "Themes": "kingsideAttack master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "1r4k1/4nppp/B7/4Pb2/5P2/P7/3R2PP/2K3NR b - - 0 22", + "PGN": "1. d4 d5 2. c4 e5 3. dxe5 d4 4. Qc2 Bb4+ 5. Bd2 Nc6 6. a3 Bxd2+ 7. Nxd2 Nge7 8. O-O-O Bf5 9. Qa4 O-O 10. f4 a6 11. Ndf3 b5 12. Qb3 bxc4 13. Qxc4 Na5 14. Qa4 c5 15. e3 Rb8 16. Bxa6 Nb3+ 17. Qxb3 Rxb3 18. exd4 Qxd4 19. Nxd4 cxd4 20. Rxd4 Rfb8 21. Rd2 Rxa3 22. bxa3 *", + "Moves": "b8b1", + "MovesSAN": "Rb1#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "5rk1/1R5p/2p5/p7/2p1P1q1/P7/2PPb2Q/1R2K3 b - - 4 30", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bc4 Bb4 5. a3 Ba5 6. b4 Bb6 7. Bb2 O-O 8. O-O a5 9. b5 Nd4 10. Nxd4 exd4 11. Nd5 Nxd5 12. Bxd5 c6 13. bxc6 dxc6 14. Bc4 Qh4 15. Qf3 Bc7 16. g3 Qh3 17. Bxd4 Bg4 18. Qc3 b5 19. Bxg7 bxc4 20. Bxf8 Rxf8 21. Rab1 f6 22. Rb7 Be5 23. Qe3 f5 24. f3 f4 25. gxf4 Bxf4 26. Qf2 Bxf3 27. Rfb1 Bxh2+ 28. Qxh2 Qg4+ 29. Kf1 Be2+ 30. Ke1 *", + "Moves": "f8f1", + "MovesSAN": "Rf1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "4rk2/1R5R/4pr1p/p7/1p4P1/8/P5K1/8 w - - 0 43", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. Be2 Be7 8. O-O Nbd7 9. f4 Qc7 10. e5 dxe5 11. fxe5 Qxe5 12. Nf3 Qc5+ 13. Kh1 O-O 14. Bd3 h6 15. Bh4 b5 16. Ne4 Nxe4 17. Bxe7 Qxe7 18. Bxe4 Rb8 19. Qd3 Bb7 20. Rad1 Bxe4 21. Qxe4 Nf6 22. Qe3 Qc7 23. Ne5 Qxc2 24. Nd7 Nxd7 25. Rxd7 Qxb2 26. Qf4 f5 27. Qd6 Qe2 28. Rd1 f4 29. Qe7 Qg4 30. h3 Qg6 31. R1d6 Rbe8 32. Qh4 f3 33. gxf3 Rxf3 34. Qg4 Qxg4 35. hxg4 a5 36. Ra6 Ra3 37. Raa7 Rf3 38. Rxg7+ Kh8 39. Rh7+ Kg8 40. Rag7+ Kf8 41. Kg2 Rf6 42. Rb7 b4 *", + "Moves": "h7h8", + "MovesSAN": "Rh8#", + "Themes": "endgame mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "r1b3k1/pppp1R1r/2nb4/7Q/8/1PN3qP/PBPP2P1/R6K w - - 0 20", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nxe5 Nc6 4. Nxf7 Kxf7 5. Bc4+ Ke7 6. O-O Na5 7. e5 Nxc4 8. exf6+ Kxf6 9. b3 Ne5 10. f4 Nc6 11. Bb2+ Kf7 12. f5 Bc5+ 13. Kh1 Qh4 14. Nc3 Bd6 15. h3 Qg3 16. Qh5+ g6 17. fxg6+ Kg7 18. Rf7+ Kg8 19. gxh7+ Rxh7 *", + "Moves": "h5h7", + "MovesSAN": "Qxh7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1bqkb1r/1p1pnppp/p1n1p3/1N2P3/2B5/5N2/PB3PPP/R2Q1RK1 w kq - 0 11", + "PGN": "1. e4 c5 2. d4 Nc6 3. Nf3 cxd4 4. c3 dxc3 5. Bc4 cxb2 6. Bxb2 e6 7. O-O Nf6 8. e5 Ng8 9. Nc3 Nge7 10. Nb5 a6 *", + "Moves": "b5d6", + "MovesSAN": "Nd6#", + "Themes": "mate mateIn1 oneMove opening smotheredMate" + }, + { + "FEN": "r4bkr/pp2p1pp/2p2n2/8/3q4/2N4Q/PPP3PP/R1B2R1K w - - 0 14", + "PGN": "1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. f3 exf3 5. Nxf3 Bg4 6. Bc4 Nf6 7. Bxf7+ Kxf7 8. Ne5+ Kg8 9. Nxg4 Nxg4 10. Qxg4 Qd6 11. O-O Nd7 12. Kh1 Nf6 13. Qh3 Qxd4 *", + "Moves": "h3e6", + "MovesSAN": "Qe6#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3r3k/p5b1/2p3Qp/8/PP2B3/2pq2P1/7P/5R1K b - - 4 33", + "PGN": "1. c4 Nf6 2. g3 e6 3. Bg2 d5 4. d4 g6 5. Nf3 Bg7 6. O-O O-O 7. Qc2 Nbd7 8. Bg5 h6 9. Bf4 c6 10. Nbd2 Re8 11. Rac1 Nh5 12. cxd5 exd5 13. Be3 Nhf6 14. b4 Ng4 15. Qb3 Ndf6 16. a4 Nxe3 17. fxe3 Ng4 18. Rc3 Qe7 19. Ne5 Nxe5 20. dxe5 Qxe5 21. Rd3 Bf5 22. e4 dxe4 23. Nxe4 Rad8 24. Rxd8 Rxd8 25. Nc5 b6 26. e4 Qd4+ 27. Kh1 bxc5 28. exf5 c4 29. Qf3 gxf5 30. Qxf5 c3 31. Qxf7+ Kh8 32. Qg6 Qd3 33. Be4 *", + "Moves": "d3f1", + "MovesSAN": "Qxf1#", + "Themes": "endgame hangingPiece mate mateIn1 oneMove" + }, + { + "FEN": "r1b2rk1/pppp1ppp/3b1n2/4q3/2B5/2N1PQ2/PPP2PPP/R1B2RK1 b - - 7 9", + "PGN": "1. d4 e5 2. dxe5 Nc6 3. Nf3 Qe7 4. e3 Nxe5 5. Nxe5 Qxe5 6. Nc3 Bd6 7. Qf3 Nf6 8. Bc4 O-O 9. O-O *", + "Moves": "e5h2", + "MovesSAN": "Qxh2#", + "Themes": "kingsideAttack mate mateIn1 oneMove opening" + }, + { + "FEN": "3r1k2/p1R2p1Q/4q3/2Kp2p1/8/2PB2P1/P1P2P2/4r3 w - - 3 34", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nc3 Bb4 6. Be3 Nxe4 7. Nxc6 bxc6 8. Qd4 Bxc3+ 9. bxc3 Nf6 10. Bd3 O-O 11. O-O h6 12. Rab1 d5 13. Qc5 Bd7 14. Bd4 Re8 15. Bxf6 Qxf6 16. Rb7 Qg5 17. h3 Bxh3 18. g3 Bxf1 19. Kxf1 Qc1+ 20. Kg2 Re1 21. Rxc7 Rg1+ 22. Kf3 Qd1+ 23. Kf4 Qd2+ 24. Kf3 Qd1+ 25. Kf4 Qh5 26. Qxc6 Qg5+ 27. Kf3 Qh5+ 28. Kf4 g5+ 29. Ke3 Re1+ 30. Kd4 Qg4+ 31. Kc5 Rd8 32. Qxh6 Qe6 33. Qh7+ Kf8 *", + "Moves": "h7h8", + "MovesSAN": "Qh8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "3R4/4bpkp/5Np1/6P1/5K2/pr1p3P/8/8 w - - 2 40", + "PGN": "1. d4 Nf6 2. Bg5 d5 3. Nf3 g6 4. e3 Bg7 5. Be2 b6 6. c3 Ba6 7. Nbd2 Bxe2 8. Qxe2 Nbd7 9. O-O O-O 10. Bxf6 Nxf6 11. e4 dxe4 12. Nxe4 Nxe4 13. Qxe4 e6 14. Rad1 Qd5 15. Qxd5 exd5 16. Rfe1 Rfe8 17. h3 a5 18. a4 Rab8 19. b3 b5 20. axb5 Rxb5 21. Nd2 Rxe1+ 22. Rxe1 c5 23. Re8+ Bf8 24. Rd8 cxd4 25. cxd4 Kg7 26. g4 Be7 27. Rd7 Bf6 28. f4 Bxd4+ 29. Kg2 Be3 30. Nf1 Bxf4 31. Kf3 Be5 32. Nd2 Bc3 33. Nf1 d4 34. Ng3 Rxb3 35. Ne4 Bb4+ 36. Kf4 d3 37. g5 a4 38. Nf6 a3 39. Rd8 Be7 *", + "Moves": "d8g8", + "MovesSAN": "Rg8#", + "Themes": "endgame hookMate mate mateIn1 oneMove" + }, + { + "FEN": "7r/1bR5/pp1kpp2/4N3/3Pp3/4P3/PP5P/7K w - - 0 30", + "PGN": "1. d4 Nf6 2. Bg5 e6 3. e3 b6 4. f4 Bb7 5. Nf3 Be7 6. Nbd2 d6 7. Bb5+ Nbd7 8. Qe2 a6 9. Bd3 d5 10. c3 c5 11. O-O h6 12. Bh4 O-O 13. Kh1 Ne8 14. Bxe7 Qxe7 15. Ne5 Nd6 16. g4 Nf6 17. g5 hxg5 18. fxg5 Nfe4 19. Bxe4 Nxe4 20. Nxe4 dxe4 21. Qh5 cxd4 22. cxd4 Qc7 23. Rf4 f6 24. gxf6 Rxf6 25. Rxf6 gxf6 26. Rg1+ Kf8 27. Qh8+ Ke7 28. Rg7+ Kd6 29. Rxc7 Rxh8 *", + "Moves": "c7d7", + "MovesSAN": "Rd7#", + "Themes": "endgame hookMate mate mateIn1 oneMove" + }, + { + "FEN": "rn1q1rk1/4nppp/b1p1p3/p7/1p1P4/P1NQP3/1PB2PPP/2R1K1NR w K - 0 13", + "PGN": "1. d4 d5 2. c4 Nf6 3. Nc3 e6 4. Bg5 Be7 5. e3 O-O 6. cxd5 Nxd5 7. Bxe7 Nxe7 8. Bd3 c6 9. Rc1 b5 10. a3 a5 11. Bc2 Ba6 12. Qd3 b4 *", + "Moves": "d3h7", + "MovesSAN": "Qxh7#", + "Themes": "kingsideAttack mate mateIn1 oneMove opening" + }, + { + "FEN": "6k1/1p3p1p/1qn2P2/3p4/8/1P5P/rB3PP1/4R1K1 w - - 0 27", + "PGN": "1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Nf3 Bg4 5. Be2 e6 6. O-O Nc6 7. c4 Nb6 8. exd6 cxd6 9. b3 Be7 10. Bb2 Bf6 11. Nbd2 d5 12. h3 Bh5 13. Rc1 O-O 14. Re1 a5 15. Ne5 Bxe2 16. Qxe2 Bxe5 17. dxe5 a4 18. cxd5 Nxd5 19. Ne4 axb3 20. axb3 Qb6 21. Rcd1 Ra2 22. Rxd5 exd5 23. Nf6+ gxf6 24. Qg4+ Kh8 25. exf6 Rg8 26. Qxg8+ Kxg8 *", + "Moves": "e1e8", + "MovesSAN": "Re8#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "4r1k1/pn3q1p/1p1p2p1/3P4/1PPQ4/7P/PB3PP1/6K1 w - - 3 30", + "PGN": "1. d4 d6 2. c4 Nf6 3. Nc3 g6 4. e4 Bg7 5. Bg5 O-O 6. Nf3 Bg4 7. h3 Bxf3 8. Qxf3 Nbd7 9. Bd3 e5 10. d5 c6 11. O-O Qb6 12. b3 cxd5 13. Nxd5 Nxd5 14. exd5 e4 15. Bxe4 Bxa1 16. Rxa1 Qd4 17. Re1 Ne5 18. Qf6 Rfe8 19. Bh6 Nc6 20. Qh4 Nd8 21. Bg5 f5 22. Bf6 Qb6 23. Qh6 Qc7 24. Qh4 fxe4 25. Rxe4 Rxe4 26. Qxe4 Qf7 27. Bb2 b6 28. b4 Nb7 29. Qd4 Re8 *", + "Moves": "d4h8", + "MovesSAN": "Qh8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "2b1r1k1/r3n1pp/pp1qNp2/2ppn3/P3P1Q1/BP4PB/2P2P1P/R4RK1 w - - 3 19", + "PGN": "1. b3 e5 2. Bb2 f6 3. g3 Bc5 4. Bg2 Ne7 5. Nc3 c6 6. Nf3 Qb6 7. Ne4 d5 8. Nxc5 Qxc5 9. O-O O-O 10. d4 exd4 11. Nxd4 Qd6 12. a3 Nd7 13. a4 a6 14. Bh3 c5 15. Ne6 Re8 16. Ba3 b6 17. e4 Ra7 18. Qg4 Ne5 *", + "Moves": "g4g7", + "MovesSAN": "Qxg7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r3rk2/pp1R1p1p/3p1pp1/3N4/3N4/8/PPP2PPP/R1B3K1 b - - 0 15", + "PGN": "1. e4 c5 2. Nf3 d6 3. Nc3 g6 4. d4 cxd4 5. Qxd4 Nf6 6. e5 Nc6 7. Bb5 Bd7 8. exf6 Nxd4 9. Bxd7+ Qxd7 10. Nxd4 exf6 11. O-O Be7 12. Re1 O-O 13. Nd5 Rfe8 14. Rxe7 Kf8 15. Rxd7 *", + "Moves": "e8e1", + "MovesSAN": "Re1#", + "Themes": "backRankMate mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r2q1rk1/ppp2pp1/2n1b2p/2bpP3/5n1P/2PQ1N2/PPB2PP1/RN3RK1 w - - 0 13", + "PGN": "1. e4 e5 2. d4 exd4 3. e5 Nc6 4. Nf3 Bc5 5. Bc4 h6 6. O-O Nge7 7. c3 d3 8. Qxd3 O-O 9. Bb3 d5 10. Bc2 Ng6 11. Bf4 Be6 12. h4 Nxf4 *", + "Moves": "d3h7", + "MovesSAN": "Qh7#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "rnb1k1nr/pppp1ppp/5q2/2bPp3/4P3/3B4/PPP2PPP/RNBQK1NR b KQkq - 2 4", + "PGN": "1. d4 e5 2. d5 Bc5 3. e4 Qf6 4. Bd3 *", + "Moves": "f6f2", + "MovesSAN": "Qxf2#", + "Themes": "attackingF2F7 mate mateIn1 oneMove opening" + }, + { + "FEN": "5rk1/ppp3pp/3p4/3P4/3B4/5bQP/PP5K/RN3q2 b - - 1 23", + "PGN": "1. e4 e5 2. Bc4 Nc6 3. Qf3 Nf6 4. c3 Bc5 5. Nh3 d6 6. Ng5 O-O 7. Nxf7 Rxf7 8. Bxf7+ Kxf7 9. O-O Bg4 10. Qg3 Qd7 11. h3 Nxe4 12. Qh4 Nxf2 13. Rxf2+ Bxf2+ 14. Kxf2 Qf5+ 15. Kg1 Be2 16. d4 Rf8 17. Be3 exd4 18. cxd4 Qf1+ 19. Kh2 Kg8 20. d5 Ne5 21. Bd4 Nf3+ 22. gxf3 Bxf3 23. Qg3 *", + "Moves": "f1h1", + "MovesSAN": "Qh1#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "Q7/pppkr2p/2nb4/8/3p4/8/PPP2PPP/RNB3K1 b - - 0 17", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Nf6 5. O-O Bc5 6. e5 d5 7. exf6 dxc4 8. fxg7 Rg8 9. Re1+ Be6 10. Ng5 Qf6 11. Nxe6 fxe6 12. Qe2 Rxg7 13. Qxc4 Bd6 14. Rxe6+ Qxe6 15. Qxe6+ Re7 16. Qg8+ Kd7 17. Qxa8 *", + "Moves": "e7e1", + "MovesSAN": "Re1#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1br1k2/2p1qppQ/2n1pb1p/p1N5/1p1P4/P3PN2/1P3PPP/1B1RK2R w K - 6 19", + "PGN": "1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. Bxf6 Bxf6 6. e3 dxc4 7. Bxc4 O-O 8. Bd3 a6 9. Qc2 h6 10. Nf3 Nc6 11. a3 b5 12. Rd1 Bb7 13. Qe2 Qe7 14. Bb1 b4 15. Ne4 a5 16. Nc5 Bc8 17. Qd3 Rd8 18. Qh7+ Kf8 *", + "Moves": "h7h8", + "MovesSAN": "Qh8#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "8/1pkn1R2/r2p4/p1pPpP2/2P3q1/P1n1KQ2/8/R4B2 b - - 1 25", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 c5 6. d5 d6 7. f3 e5 8. e4 h6 9. g4 g5 10. Ne2 Kd7 11. Ng3 Kc7 12. h4 gxh4 13. Nf5 a5 14. Be3 Ra6 15. Bf2 h5 16. Bxh4 hxg4 17. fxg4 Bxf5 18. exf5 Rxh4 19. Rxh4 Ne4 20. Rh7 Qg5 21. Rxf7+ Nd7 22. Qd3 Qh4+ 23. Ke2 Qxg4+ 24. Qf3 Nxc3+ 25. Ke3 *", + "Moves": "g4d4", + "MovesSAN": "Qd4#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3r1k2/ppp3R1/8/4Qp2/3q4/7P/b4PP1/6K1 w - - 1 29", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Nc3 Bc5 5. d3 O-O 6. Bg5 Be7 7. O-O d5 8. exd5 Nxd5 9. Bxe7 Ndxe7 10. Re1 Ng6 11. h3 Kh8 12. Qd2 f5 13. Ng5 Qe8 14. Qe2 Nd4 15. Qh5 h6 16. Bf7 Rxf7 17. Qxg6 hxg5 18. Rxe5 Qxe5 19. Qxf7 Be6 20. Qh5+ Kg8 21. Qxg5 Ne2+ 22. Nxe2 Qxe2 23. Qf4 Qxc2 24. Re1 Bxa2 25. Re7 Qxb2 26. d4 Rd8 27. Qe5 Qxd4 28. Rxg7+ Kf8 *", + "Moves": "e5e7", + "MovesSAN": "Qe7#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "8/p6p/3Q2pk/5p2/2Pp1P2/5KPP/PP6/2q5 b - - 0 39", + "PGN": "1. Nf3 Nf6 2. d4 g6 3. g3 Bg7 4. Bg2 c6 5. O-O d5 6. c3 Nbd7 7. Re1 O-O 8. Nbd2 Re8 9. e4 dxe4 10. Nxe4 Nxe4 11. Rxe4 Nf6 12. Re1 Bg4 13. h3 Bxf3 14. Bxf3 Qd6 15. Bf4 Qd7 16. Kg2 Nd5 17. Bd2 e5 18. dxe5 Bxe5 19. Bg4 Qc7 20. Qb3 Rad8 21. Rad1 Kg7 22. Bc1 f5 23. Bf3 Nf6 24. Rxd8 Rxd8 25. Rd1 Rxd1 26. Qxd1 b6 27. Qa4 b5 28. Qa6 Nd5 29. Bxd5 cxd5 30. Qxb5 d4 31. c4 Qe7 32. f4 Bd6 33. Kf3 Qe4+ 34. Kf2 Qc2+ 35. Kf3 Qe4+ 36. Kf2 Qc2+ 37. Kf3 Qxc1 38. Qd7+ Kh6 39. Qxd6 *", + "Moves": "c1f1", + "MovesSAN": "Qf1#", + "Themes": "endgame mate mateIn1 oneMove queenEndgame" + }, + { + "FEN": "8/8/6R1/8/5Pp1/4k1P1/r7/4K3 b - - 1 51", + "PGN": "1. d4 d5 2. Nf3 Nc6 3. g3 Bg4 4. Bg2 e6 5. O-O Nf6 6. b3 Bd6 7. Bb2 O-O 8. Nbd2 Qe7 9. c4 dxc4 10. bxc4 Bb4 11. a3 Bxd2 12. Qxd2 Rac8 13. Rad1 Rcd8 14. Qc3 Ne4 15. Qc2 Bxf3 16. Bxf3 Nf6 17. Bxc6 bxc6 18. Qa4 c5 19. d5 exd5 20. Bxf6 Qxf6 21. cxd5 Qb6 22. Rb1 Qd6 23. Rfd1 Rfe8 24. e3 Re5 25. Qxa7 Rxd5 26. Rxd5 Qxd5 27. Qxc7 h6 28. Rc1 Ra8 29. Qxc5 Qd3 30. Qc3 Qa6 31. Ra1 Rc8 32. Qb3 Rc6 33. Rd1 Rf6 34. Rd8+ Kh7 35. Qd3+ Qxd3 36. Rxd3 Ra6 37. Kg2 Kg6 38. h4 Kf5 39. Rd7 Kf6 40. Rd3 Ke5 41. Rb3 f6 42. Rb7 g5 43. hxg5 hxg5 44. Rb3 Kd5 45. f4 g4 46. Kf2 Kc4 47. Rb2 Rxa3 48. Rb6 Ra2+ 49. Ke1 Kd3 50. Rxf6 Kxe3 51. Rg6 *", + "Moves": "a2a1", + "MovesSAN": "Ra1#", + "Themes": "endgame mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "r6k/1p3p1p/2p1bPpQ/8/2Pp4/1P6/5PPP/4qBK1 w - - 0 30", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Bc4 Nxe4 4. d3 Nc5 5. Nxe5 d5 6. Qf3 Be6 7. Bb3 Bd6 8. Bf4 a5 9. c3 c6 10. Bc2 O-O 11. O-O Bc7 12. d4 Ncd7 13. Re1 Nxe5 14. Bxe5 Nd7 15. Qh5 g6 16. Qh6 Bxe5 17. dxe5 Qc7 18. Qg5 Qb6 19. b3 Qc5 20. Bd3 d4 21. c4 a4 22. Nd2 Qb4 23. Ne4 axb3 24. Nf6+ Nxf6 25. exf6 Kh8 26. axb3 Qc3 27. Qh6 Rg8 28. Rxa8 Qxe1+ 29. Bf1 Rxa8 *", + "Moves": "h6g7", + "MovesSAN": "Qg7#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "1r3rk1/4qnp1/2p1pb1p/pp1p4/3P4/P2QPN2/1PB2PPP/1R2R1K1 w - - 2 23", + "PGN": "1. Nf3 d5 2. d4 Nc6 3. c4 e6 4. a3 Nf6 5. Bg5 Be7 6. Nc3 h6 7. Bxf6 Bxf6 8. cxd5 exd5 9. e3 a6 10. Bd3 Be6 11. O-O O-O 12. Re1 Qd7 13. Na4 Rae8 14. Nc5 Qe7 15. Rb1 Rb8 16. Qc2 a5 17. Qd2 b6 18. Nxe6 fxe6 19. Bb5 Nd8 20. Qd3 c6 21. Ba4 b5 22. Bc2 Nf7 *", + "Moves": "d3h7", + "MovesSAN": "Qh7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r6r/1pp4p/pbn2p2/2q1PQ2/6Pk/7P/PP3P2/R3K2R w KQ - 0 19", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. cxd4 Bb6 7. Nc3 d6 8. h3 Bd7 9. Bg5 a6 10. e5 dxe5 11. dxe5 Qe7 12. Nd5 Qc5 13. Nxf6+ gxf6 14. Bxf7+ Kxf7 15. Qxd7+ Kg6 16. Nh4+ Kh5 17. g4+ Kxg5 18. Qf5+ Kxh4 *", + "Moves": "f5f6", + "MovesSAN": "Qxf6#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "1r2k2r/1p3p2/p7/3NPNp1/4p1n1/P5P1/1PP1n1KP/1R3R2 b k - 3 27", + "PGN": "1. e4 c6 2. Nc3 d5 3. exd5 cxd5 4. Nf3 Nc6 5. d4 Bg4 6. Be3 Qb6 7. Rb1 e6 8. a3 Nf6 9. Bd3 Bd6 10. Nb5 Bb8 11. O-O a6 12. Nc3 Qc7 13. g3 h5 14. Bf4 Qe7 15. Bxb8 Rxb8 16. Be2 h4 17. Nxh4 Bxe2 18. Qxe2 Nxd4 19. Qe5 Nc6 20. Qf4 e5 21. Qg5 Nd4 22. f4 e4 23. Qe5 Qxe5 24. fxe5 Ng4 25. Nxd5 g5 26. Nf5 Ne2+ 27. Kg2 *", + "Moves": "h8h2", + "MovesSAN": "Rxh2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "4Rr1k/6p1/8/2p3Np/3q3P/6P1/P1Q2r2/6K1 w - - 2 39", + "PGN": "1. e4 c6 2. d4 d5 3. e5 Bf5 4. h4 h5 5. Nf3 e6 6. Be2 c5 7. c3 Nc6 8. O-O Be7 9. Bg5 Nh6 10. Bxe7 Qxe7 11. dxc5 Ng4 12. Bb5 Qxc5 13. Bxc6+ bxc6 14. Nbd2 Qb6 15. Qa4 O-O 16. b3 Bd3 17. Qf4 Bxf1 18. Rxf1 f6 19. exf6 Rxf6 20. Qg5 Rf5 21. Qg6 c5 22. Ng5 Nf6 23. Qf7+ Kh8 24. Nxe6 Rg8 25. Nf3 Qc6 26. Nfg5 Qe8 27. Qxa7 Ne4 28. c4 Nxg5 29. Nxg5 dxc4 30. bxc4 Rgf8 31. Qa5 Qe4 32. g3 Qxc4 33. Qd2 Qd4 34. Qc2 Qf6 35. Ne4 Qd4 36. Ng5 R8f6 37. Re1 Rxf2 38. Re8+ Rf8 *", + "Moves": "c2h7", + "MovesSAN": "Qh7#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "3b2k1/3r1p1p/8/2pP1p2/1p2RP2/1P6/1B4PP/6K1 w - - 0 29", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 4. d4 exd4 5. Nxd4 Bd7 6. O-O Be7 7. Nc3 Nf6 8. f4 Nxd4 9. Bxd7+ Qxd7 10. Qxd4 O-O 11. Ne2 c5 12. Qd3 Qc6 13. Ng3 Rad8 14. c4 a6 15. a4 Rfe8 16. Bd2 Bf8 17. Rae1 b5 18. axb5 axb5 19. b3 b4 20. Bc1 Rd7 21. Bb2 Be7 22. Nf5 Bd8 23. Re2 Rxe4 24. Rxe4 Qxe4 25. Qxe4 Nxe4 26. Re1 d5 27. cxd5 g6 28. Rxe4 gxf5 *", + "Moves": "e4e8", + "MovesSAN": "Re8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r3k1r1/pp6/2b5/1B1qPp2/PQ3Ppp/7P/6P1/2RR2K1 b q - 1 30", + "PGN": "1. d4 Nf6 2. e3 g6 3. Bd3 Bg7 4. f4 d5 5. Nf3 c6 6. Nbd2 Na6 7. O-O Nb4 8. Be2 Ne4 9. c3 Na6 10. Bd3 Nxd2 11. Bxd2 Nc7 12. Be1 f5 13. Ne5 Nb5 14. Bh4 Bf6 15. Qe1 Nd6 16. c4 e6 17. Bxf6 Qxf6 18. cxd5 exd5 19. b4 Nf7 20. Rc1 Nxe5 21. dxe5 Qe6 22. b5 Bd7 23. Qb4 h5 24. a4 h4 25. h3 Rg8 26. bxc6 Bxc6 27. Bb5 g5 28. e4 g4 29. exd5 Qxd5 30. Rfd1 *", + "Moves": "d5g2", + "MovesSAN": "Qxg2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/5p2/B3b3/4Pkpp/5P2/6K1/8/8 w - - 0 52", + "PGN": "1. Nf3 c5 2. c4 Nc6 3. Nc3 g6 4. g3 Bg7 5. Bg2 Nf6 6. d4 cxd4 7. Nxd4 O-O 8. O-O d6 9. Nxc6 bxc6 10. Bxc6 Rb8 11. Bg2 Qa5 12. h3 Be6 13. Qd3 Rfc8 14. b3 Ne4 15. Bxe4 Bxc3 16. Rb1 Bxh3 17. Rd1 Bg7 18. Qc2 Be6 19. Bd2 Qh5 20. Bf3 Qc5 21. Bc3 Bxc3 22. Qxc3 d5 23. Rbc1 dxc4 24. bxc4 Qxc4 25. Qa3 Qxa2 26. Qxe7 Rxc1 27. Rxc1 Kg7 28. Rc7 a5 29. Ra7 a4 30. Qd6 Rb5 31. Qd4+ Kh6 32. Qh4+ Kg7 33. Qd4+ Kh6 34. Rxa4 Qb1+ 35. Kh2 Qf5 36. Qh4+ Kg7 37. Qd4+ Qe5 38. Qxe5+ Rxe5 39. Re4 Rxe4 40. Bxe4 Kf6 41. Bf3 Ke5 42. g4 Kf4 43. Kg2 Bxg4 44. Bd5 Be6 45. Bc6 Ke5 46. Bb7 h5 47. Kg3 Kf6 48. f4 Kf5 49. e4+ Kf6 50. e5+ Kf5 51. Ba6 g5 *", + "Moves": "a6d3", + "MovesSAN": "Bd3#", + "Themes": "bishopEndgame endgame master mate mateIn1 oneMove" + }, + { + "FEN": "r1b3k1/ppp3pp/2n1p2r/3p1p2/2PPn2q/B1PBPPP1/P1QN3P/R4RK1 b - - 0 13", + "PGN": "1. Nf3 d5 2. e3 Nc6 3. d4 Nf6 4. c4 e6 5. Nc3 Bb4 6. Bd3 Bxc3+ 7. bxc3 Ne4 8. Qc2 f5 9. O-O O-O 10. Ba3 Rf6 11. Nd2 Rh6 12. f3 Qh4 13. g3 *", + "Moves": "h4h2", + "MovesSAN": "Qxh2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1bq1rk1/ppp1nppp/1b2p3/8/3PQ3/P2BB3/1PP1N1PP/R4RK1 w - - 1 13", + "PGN": "1. d4 d5 2. e4 dxe4 3. Nc3 Nf6 4. f3 exf3 5. Qxf3 e6 6. Bd3 Nc6 7. Be3 Bb4 8. a3 Ba5 9. Ne2 O-O 10. O-O Bb6 11. Ne4 Nxe4 12. Qxe4 Ne7 *", + "Moves": "e4h7", + "MovesSAN": "Qxh7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1bq2nr/pp1k2p1/2p4p/2b1Q3/8/3B4/PPP2PPP/R3K2R w KQ - 0 15", + "PGN": "1. e4 c6 2. Nf3 d5 3. d3 dxe4 4. Ng5 Nd7 5. Nc3 exd3 6. Bxd3 h6 7. Nxf7 Kxf7 8. Qh5+ Ke6 9. Qf5+ Kd6 10. Bf4+ e5 11. Ne4+ Kc7 12. Bxe5+ Nxe5 13. Qxe5+ Kd7 14. Nc5+ Bxc5 *", + "Moves": "d3f5", + "MovesSAN": "Bf5#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/P7/8/K1kp1p2/4p2R/2P1P2P/1r3P2/8 b - - 0 41", + "PGN": "1. d4 d6 2. Bf4 Nf6 3. Nc3 g6 4. h3 Bg7 5. Nf3 Nc6 6. e3 Bf5 7. Bd3 Bxd3 8. Qxd3 Qd7 9. a3 d5 10. Be5 Nxe5 11. Nxe5 Qd6 12. Qb5+ c6 13. Qxb7 O-O 14. Qxc6 Qxc6 15. Nxc6 e6 16. Ne5 Rac8 17. g4 Ne4 18. Nxe4 dxe4 19. O-O-O Bxe5 20. dxe5 Rc5 21. Rd7 a5 22. Rhd1 Rfc8 23. c3 Rxe5 24. Ra7 Rb5 25. Rdd7 Rf8 26. Kc2 Rd5 27. Rxd5 exd5 28. Rxa5 Rd8 29. Kb3 f5 30. gxf5 gxf5 31. Rc5 Kf7 32. a4 Ke6 33. a5 Kd6 34. Rb5 Kc6 35. Kb4 h5 36. a6 Ra8 37. Ka5 h4 38. Rb6+ Kc5 39. Rh6 Rb8 40. Rxh4 Rxb2 41. a7 *", + "Moves": "b2a2", + "MovesSAN": "Ra2#", + "Themes": "endgame mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "3rr3/pp4Qp/2k2p2/8/8/1P6/PP3PPP/5K2 b - - 4 26", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 e5 5. Nb3 Nf6 6. Nc3 Be6 7. Bg5 Qb6 8. Bd3 Nc6 9. Qe2 Be7 10. O-O-O Nxe4 11. Nxe4 Bxb3 12. cxb3 Nd4 13. Bb5+ Nxb5 14. Bxe7 Kxe7 15. Nxd6 Nxd6 16. Qxe5+ Kd7 17. Rxd6+ Qxd6 18. Rd1 Qxd1+ 19. Kxd1 f6 20. Qb5+ Kc7 21. Qc5+ Kd7 22. Qd5+ Kc7 23. Qf7+ Kc6 24. Qxg7 Rad8+ 25. Ke1 Rhe8+ 26. Kf1 *", + "Moves": "d8d1", + "MovesSAN": "Rd1#", + "Themes": "endgame mate mateIn1 oneMove queenRookEndgame" + }, + { + "FEN": "3r1b1r/2pk1pp1/2n1pn2/1B1q4/P2P4/4B1Pp/1P1QNP1P/R4RK1 b - - 0 18", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. d4 Nc6 4. Be3 Nf6 5. Nc3 Qd6 6. Bb5 Bg4 7. Qd2 O-O-O 8. Nge2 Bxe2 9. Nxe2 a6 10. Ba4 b5 11. Bb3 e6 12. O-O h5 13. c4 bxc4 14. Bxc4 h4 15. Bxa6+ Kd7 16. Bb5 h3 17. g3 Qd5 18. a4 *", + "Moves": "d5g2", + "MovesSAN": "Qg2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1bqkb1r/p2pnppp/2p1p3/4P3/4N3/8/PPP2PPP/R1BQKB1R w KQkq - 3 9", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. Nxc6 bxc6 7. e5 Nd5 8. Ne4 Ne7 *", + "Moves": "e4d6", + "MovesSAN": "Nd6#", + "Themes": "mate mateIn1 oneMove opening smotheredMate" + }, + { + "FEN": "4r1k1/2p1qpp1/3p1b1p/1p1P3P/1P4Q1/P5R1/5PP1/4RK2 b - - 0 28", + "PGN": "1. b4 e5 2. Bb2 d6 3. e3 Nf6 4. c4 Be6 5. Nc3 Nbd7 6. Nf3 h6 7. Be2 Be7 8. d4 a6 9. d5 Bf5 10. e4 Nxe4 11. Nxe4 Bxe4 12. Bd3 Bxd3 13. Qxd3 O-O 14. O-O Bf6 15. Rfe1 e4 16. Qxe4 Bxb2 17. Rab1 Bf6 18. Qg4 Ne5 19. Nxe5 Bxe5 20. Re3 Bf6 21. Rf3 Re8 22. h4 b5 23. cxb5 axb5 24. a3 Re5 25. h5 Qe7 26. Kf1 Re8 27. Rg3 Re1+ 28. Rxe1 *", + "Moves": "e7e1", + "MovesSAN": "Qxe1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r2q1rk1/p3b3/b1n3p1/1p1pB1p1/2pP4/1PP5/P1QN1PPP/R4RK1 w - - 0 17", + "PGN": "1. e4 c5 2. d3 e6 3. d4 d5 4. exd5 exd5 5. Nf3 Nc6 6. Be2 Be7 7. O-O Nf6 8. c3 O-O 9. Bf4 c4 10. b3 b5 11. Nbd2 Ba6 12. Qc2 Nh5 13. Be5 f6 14. Ng5 fxg5 15. Bxh5 g6 16. Bxg6 hxg6 *", + "Moves": "c2g6", + "MovesSAN": "Qxg6#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3r1rk1/4qp1p/p3p1p1/1p1n4/1P1Q4/P3P3/1B3PPP/R4RK1 w - - 3 23", + "PGN": "1. d4 d5 2. Nf3 Nf6 3. e3 Bg4 4. Be2 e6 5. Nbd2 Bb4 6. O-O O-O 7. a3 Bd6 8. b3 Nbd7 9. Bb2 a6 10. c4 dxc4 11. Nxc4 Be7 12. Nce5 Nxe5 13. Nxe5 Bxe2 14. Qxe2 Nd5 15. Nc4 b5 16. Na5 c5 17. Nc6 Qd7 18. Nxe7+ Qxe7 19. dxc5 Qxc5 20. Qg4 g6 21. b4 Qe7 22. Qd4 Rad8 *", + "Moves": "d4g7", + "MovesSAN": "Qg7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3r2k1/ppp1bppp/8/8/4B1N1/1P4Pb/P1P2P1P/R1B3K1 b - - 0 16", + "PGN": "1. Nf3 d5 2. g3 Nc6 3. Bg2 e5 4. d3 Nf6 5. O-O Be7 6. Nc3 Be6 7. e4 dxe4 8. dxe4 O-O 9. Qxd8 Raxd8 10. Rd1 Rxd1+ 11. Nxd1 Rd8 12. Ne3 Nxe4 13. Nxe5 Nxe5 14. Bxe4 Bh3 15. b3 Ng4 16. Nxg4 *", + "Moves": "d8d1", + "MovesSAN": "Rd1#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "5k2/pp5R/3p4/3P4/3B4/1P3P1n/r3r3/5R1K b - - 0 40", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 Nge7 4. Nc3 g6 5. O-O Bg7 6. d4 O-O 7. d5 Nd4 8. Nxd4 exd4 9. Ne2 c6 10. Bc4 cxd5 11. exd5 Nf5 12. g4 Nd6 13. Bb3 Re8 14. Nxd4 Re4 15. Be3 Bxd4 16. Bxd4 Nb5 17. Be3 d6 18. h3 Qh4 19. Qf3 f5 20. Rfd1 Bd7 21. c4 Rae8 22. gxf5 Bxf5 23. Bc2 Rxc4 24. Bxf5 gxf5 25. Qxf5 Rce4 26. Qg5+ Qxg5+ 27. Bxg5 Re2 28. b3 Nc3 29. Rd3 Ne4 30. Be3 Rf8 31. Rf1 Rxa2 32. f3 Ng3 33. Bf2 Ne2+ 34. Kh1 Nf4 35. Rd4 Nxh3 36. Rg4+ Kf7 37. Be3 Re8 38. Bd4 Ree2 39. Rg7+ Kf8 40. Rxh7 *", + "Moves": "e2h2", + "MovesSAN": "Rh2#", + "Themes": "endgame mate mateIn1 oneMove vukovicMate" + }, + { + "FEN": "5k2/p3r3/1p4R1/1P6/P1B4p/5Kb1/8/8 w - - 4 54", + "PGN": "1. d4 d5 2. c4 dxc4 3. e3 e5 4. Bxc4 exd4 5. exd4 Nf6 6. Nf3 Qe7+ 7. Qe2 Qxe2+ 8. Bxe2 Bb4+ 9. Bd2 Bd6 10. Nc3 c6 11. Bd3 O-O 12. O-O Ng4 13. h3 Nf6 14. Rfe1 Nbd7 15. Ne4 Nxe4 16. Rxe4 Nf6 17. Re2 Be6 18. Bc3 Bd5 19. a3 Nh5 20. Bd2 Bxf3 21. gxf3 Rad8 22. Be3 Nf4 23. Bxf4 Bxf4 24. Re4 Bg5 25. Rae1 Bf6 26. Bf1 Bxd4 27. b4 g6 28. a4 Bc3 29. Rb1 Rd4 30. Rb3 Rxe4 31. fxe4 Bd4 32. Kg2 Re8 33. f3 Rd8 34. b5 c5 35. Bc4 b6 36. Kg3 Kg7 37. f4 Re8 38. Kf3 h5 39. h4 Bf6 40. Rd3 Bxh4 41. Rd7 Re7 42. Rd5 Be1 43. e5 h4 44. Rd1 Bg3 45. Rd2 f6 46. exf6+ Kxf6 47. Rd6+ Kg7 48. Bd3 Rf7 49. Rxg6+ Kf8 50. f5 c4 51. Bxc4 Rxf5+ 52. Ke3 Re5+ 53. Kf3 Re7 *", + "Moves": "g6g8", + "MovesSAN": "Rg8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r1bq3k/1p1nb2r/p1p1ppQ1/2PpB3/3P1P2/2N1P2R/PP4PP/R5K1 w - - 5 19", + "PGN": "1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. Nf3 a6 6. e3 Nbd7 7. c5 c6 8. Bd3 O-O 9. O-O Qc7 10. Bf4 Qd8 11. Ne5 Nxe5 12. Bxe5 Nd7 13. f4 f6 14. Qh5 g6 15. Bxg6 hxg6 16. Qxg6+ Kh8 17. Rf3 Rf7 18. Rh3+ Rh7 *", + "Moves": "g6h7", + "MovesSAN": "Qxh7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "7k/6r1/p1q4p/1p2BQ2/1P6/P6P/5PPK/8 b - - 4 39", + "PGN": "1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nf3 e6 5. Bd3 Bxd3 6. Qxd3 c5 7. c3 Nc6 8. O-O Nge7 9. a3 Ng6 10. b4 cxd4 11. cxd4 Be7 12. Nc3 a6 13. h3 Rc8 14. Be3 O-O 15. Rfc1 f6 16. exf6 Bxf6 17. Na4 e5 18. dxe5 Ncxe5 19. Nxe5 Bxe5 20. Rxc8 Qxc8 21. Qxd5+ Kh8 22. Rd1 Qc2 23. Nc5 Ne7 24. Qd3 Qb2 25. Nd7 Rd8 26. Qe4 Rxd7 27. Re1 Qc3 28. Bg5 Bf6 29. Bf4 h6 30. Bg3 Qd4 31. Qe6 Qd5 32. Qe3 b5 33. Qb6 Qd2 34. Re6 Nf5 35. Rxf6 gxf6 36. Qxf6+ Rg7 37. Qxf5 Qc1+ 38. Kh2 Qc6 39. Be5 *", + "Moves": "c6g2", + "MovesSAN": "Qxg2#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "r3kr2/ppp3pp/8/Q7/6b1/3n2P1/PPP1n1KP/RNB4R b q - 1 18", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 Bc5 5. Nxf7 Bxf2+ 6. Kxf2 Nxe4+ 7. Kg1 Qh4 8. Qf3 Nd4 9. Qe3 Rf8 10. Nxe5 Nf6 11. d3 d5 12. Bxd5 Nxd5 13. Qd2 Nf4 14. g3 Qg4 15. Nxg4 Nde2+ 16. Kf1 Bxg4 17. Qa5 Nxd3+ 18. Kg2 *", + "Moves": "f8f2", + "MovesSAN": "Rf2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r2q1rk1/pp2bppp/8/2p1n1NQ/B1Pp4/3n4/P4PPP/R1B2RK1 w - - 4 17", + "PGN": "1. e4 c5 2. Nf3 e6 3. Bc4 d5 4. exd5 exd5 5. Bb3 Nf6 6. O-O Nc6 7. c4 d4 8. Ba4 Bd7 9. b4 Nxb4 10. Ne5 Be7 11. Nxd7 Nxd7 12. d3 O-O 13. Nd2 Ne5 14. Nf3 Nexd3 15. Ng5 Ne5 16. Qh5 Nbd3 *", + "Moves": "h5h7", + "MovesSAN": "Qxh7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r3k2r/1q2bppp/p3P3/1p6/3B1n2/P1N5/1PP3PP/R2QR1K1 b kq - 0 17", + "PGN": "1. e4 c5 2. Bc4 Nc6 3. Nf3 a6 4. Nc3 b5 5. Bd5 Bb7 6. d4 cxd4 7. Nxd4 Qb6 8. Be3 Nxd4 9. Bxd4 Qc7 10. O-O e6 11. Bxb7 Qxb7 12. a3 Nf6 13. Re1 Be7 14. f4 d5 15. exd5 Nxd5 16. f5 Nf4 17. fxe6 *", + "Moves": "b7g2", + "MovesSAN": "Qxg2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "4rr1k/1p2Q2p/1bp1q1p1/p2ppN2/P3P3/3P3P/1P3PP1/R4RK1 w - - 2 27", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nd4 4. Nxd4 exd4 5. O-O d6 6. c3 dxc3 7. Nxc3 Nf6 8. d3 Be6 9. Bxe6 fxe6 10. Qb3 Qc8 11. Bg5 Be7 12. Bxf6 Bxf6 13. Ne2 O-O 14. Nf4 Re8 15. Nh5 Bd4 16. Qc4 Bb6 17. a4 a5 18. Nf4 Kh8 19. Qc3 e5 20. Nh5 Qg4 21. Ng3 Rf8 22. h3 Qe6 23. Nf5 c6 24. Qd2 d5 25. Qg5 g6 26. Qe7 Rae8 *", + "Moves": "e7g7", + "MovesSAN": "Qg7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r4rk1/pp2bpp1/5nBp/3p4/2pN1nqB/P1P2N2/1P1Q1PPP/3R1RK1 b - - 0 19", + "PGN": "1. e4 c5 2. Nf3 e6 3. a3 Nc6 4. Bc4 d5 5. exd5 exd5 6. Ba2 Nf6 7. O-O Be7 8. c3 Bg4 9. d3 O-O 10. Bg5 h6 11. Bh4 Ne5 12. Nbd2 Nxd3 13. Qc2 Bf5 14. Rad1 Qd7 15. Bb1 c4 16. Nd4 Bg6 17. N2f3 Nf4 18. Qd2 Qg4 19. Bxg6 *", + "Moves": "g4g2", + "MovesSAN": "Qxg2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1bkr3/2ppn1pp/p1nN4/qp2P3/1b6/1RN1P3/P1PB1PPP/5RK1 w - - 0 18", + "PGN": "1. d4 e5 2. dxe5 Nc6 3. Nf3 Qe7 4. Bf4 Qb4+ 5. Bd2 Qxb2 6. Nc3 Bb4 7. Rb1 Qa3 8. Rb3 Qa5 9. e3 a6 10. Bc4 Nge7 11. O-O b5 12. Bxf7+ Kxf7 13. Ng5+ Ke8 14. Qh5+ Kd8 15. Nf7+ Ke8 16. Nd6+ Kd8 17. Qe8+ Rxe8 *", + "Moves": "d6f7", + "MovesSAN": "Nf7#", + "Themes": "mate mateIn1 middlegame oneMove smotheredMate" + }, + { + "FEN": "2r1q1k1/pb1n2p1/1p5B/3p1QN1/8/2P5/PP3bPP/RN5K b - - 7 26", + "PGN": "1. e4 c5 2. c3 d5 3. f3 Nc6 4. Bb5 Nf6 5. e5 Nd7 6. f4 e6 7. Nf3 Be7 8. d4 O-O 9. Bd3 b6 10. O-O Bb7 11. Bc2 Rc8 12. Ng5 h6 13. Nh7 Re8 14. Qh5 cxd4 15. f5 Bc5 16. fxe6 d3+ 17. Kh1 Rxe6 18. Qxf7+ Kh8 19. Bxd3 Ncxe5 20. Qxe6 Nxd3 21. Bxh6 Nf2+ 22. Rxf2 Bxf2 23. Ng5 Qe8 24. Nf7+ Kh7 25. Qf5+ Kg8 26. Ng5 *", + "Moves": "e8e1", + "MovesSAN": "Qe1#", + "Themes": "backRankMate mate mateIn1 middlegame oneMove" + }, + { + "FEN": "1r4k1/2p2p2/3p3p/Q1p3p1/5n2/1P3R1P/P1q3P1/5RK1 b - - 0 27", + "PGN": "1. e4 e5 2. Nf3 d6 3. d4 exd4 4. Nxd4 Nf6 5. Nc3 Be7 6. Bc4 Nc6 7. Nxc6 bxc6 8. O-O a5 9. Bg5 Ba6 10. Bxa6 Rxa6 11. Re1 O-O 12. Qd2 Ng4 13. Bxe7 Qxe7 14. h3 Ne5 15. b3 Rb8 16. f4 Ng6 17. Rad1 Qf6 18. Qe2 Qxc3 19. Qxa6 Nxf4 20. Qc4 Qb2 21. Rf1 Qe5 22. Rf3 g5 23. Rdf1 c5 24. Rg3 h6 25. Qa6 Qxe4 26. Rgf3 Qxc2 27. Qxa5 *", + "Moves": "c2g2", + "MovesSAN": "Qxg2#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "rnb1kb1r/ppp2Npp/5q2/3Bp3/4n3/8/PPPP1PPP/RNBQK2R b KQkq - 0 6", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Bc4 Nxe4 4. Ng5 d5 5. Nxf7 Qf6 6. Bxd5 *", + "Moves": "f6f2", + "MovesSAN": "Qxf2#", + "Themes": "attackingF2F7 mate mateIn1 oneMove opening" + }, + { + "FEN": "r1bqkb1r/pp2np1p/2n1p1p1/1Bp5/4NP2/5N2/PPPP2PP/R1BQ1RK1 w kq - 0 8", + "PGN": "1. e4 c5 2. Nc3 Nc6 3. f4 e6 4. Nf3 d5 5. Bb5 Ne7 6. O-O dxe4 7. Nxe4 g6 *", + "Moves": "e4f6", + "MovesSAN": "Nf6#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "r4bk1/5p1p/4PQpP/3p1q2/2pP4/2P1B3/p5PK/R7 w - - 3 37", + "PGN": "1. e4 c5 2. b4 cxb4 3. a3 e6 4. axb4 Bxb4 5. c3 Be7 6. d4 d6 7. Bb5+ Bd7 8. Bxd7+ Nxd7 9. Qg4 Ngf6 10. Qe2 O-O 11. f4 a6 12. Nf3 d5 13. e5 Ne4 14. O-O Rc8 15. Bb2 Nb6 16. Nfd2 Nxd2 17. Nxd2 Nc4 18. Bc1 Qb6 19. Rb1 Qa7 20. Qd3 b5 21. f5 exf5 22. Nxc4 bxc4 23. Qxf5 Rb8 24. Be3 a5 25. Qf3 Rxb1 26. Rxb1 Qd7 27. Qg3 Ra8 28. Rf1 Bf8 29. h4 a4 30. h5 a3 31. h6 g6 32. Qf2 a2 33. Ra1 Qa4 34. Qf6 Qb3 35. e6 Qb1+ 36. Kh2 Qf5 *", + "Moves": "e6f7", + "MovesSAN": "exf7#", + "Themes": "advancedPawn endgame mate mateIn1 oneMove" + }, + { + "FEN": "7k/2p3pp/2r5/1N6/1Q1P1P2/3KBP2/1P5q/8 b - - 0 31", + "PGN": "1. d4 d5 2. Nf3 Nc6 3. c4 dxc4 4. e4 Bg4 5. Be3 Bxf3 6. gxf3 b5 7. a4 a6 8. Nc3 e6 9. axb5 axb5 10. Nxb5 Bb4+ 11. Ke2 Rxa1 12. Qxa1 Nge7 13. Qa4 O-O 14. f4 f6 15. Kf3 Qe8 16. Bxc4 Qh5+ 17. Kg3 f5 18. Bxe6+ Kh8 19. exf5 Nxf5+ 20. Bxf5 Qxf5 21. Rc1 Qg6+ 22. Kf3 Qh5+ 23. Kg2 Qg4+ 24. Kf1 Qh3+ 25. Ke2 Qg4+ 26. Kd3 Qf5+ 27. Ke2 Qh5+ 28. f3 Qxh2+ 29. Kd3 Rf6 30. Rxc6 Rxc6 31. Qxb4 *", + "Moves": "h2c2", + "MovesSAN": "Qc2#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r2q1k1r/ppp1p1bp/2np2p1/5bN1/2QP4/2P2N2/PP3PPP/R1B2RK1 w - - 3 13", + "PGN": "1. e4 d6 2. Nf3 Nf6 3. Nc3 g6 4. d4 Bg7 5. Bc4 Nxe4 6. Bxf7+ Kxf7 7. Nxe4 Bf5 8. Neg5+ Kg8 9. O-O Bg4 10. Qd3 Nc6 11. c3 Bf5 12. Qc4+ Kf8 *", + "Moves": "c4f7", + "MovesSAN": "Qf7#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "r1bk1bnr/ppp1qBp1/7p/4p3/3N4/8/PPP3PP/RN1Q1RK1 w - - 2 14", + "PGN": "1. e4 e5 2. Bc4 Nc6 3. Nf3 h6 4. d4 exd4 5. Nxd4 Qe7 6. O-O Ne5 7. Bb3 d6 8. f4 Ng4 9. e5 dxe5 10. fxe5 Nxe5 11. Bf4 f6 12. Bxe5 fxe5 13. Bf7+ Kd8 *", + "Moves": "d4e6", + "MovesSAN": "Ne6#", + "Themes": "doubleCheck mate mateIn1 oneMove opening" + }, + { + "FEN": "3r1rk1/4qpp1/bp2p2p/p3P3/2P1QP2/1P5P/P2p2P1/1BR2RK1 w - - 0 24", + "PGN": "1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nc6 5. c3 Nf6 6. h3 e6 7. Nf3 Bd6 8. Bg5 O-O 9. O-O b6 10. Nbd2 a5 11. Rc1 h6 12. Bh4 Be7 13. Qe2 Bb7 14. Ne5 Nxe5 15. dxe5 Nd7 16. Bxe7 Qxe7 17. f4 Nc5 18. Bb1 Ba6 19. c4 d4 20. b3 Rad8 21. Ne4 d3 22. Qe3 Nxe4 23. Qxe4 d2 *", + "Moves": "e4h7", + "MovesSAN": "Qh7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "7r/1p1P2k1/p2Q4/P2Pp3/1p3R1q/3B4/6PP/1R5K b - - 0 39", + "PGN": "1. d4 Nf6 2. Bg5 e6 3. e4 c5 4. d5 h6 5. Bxf6 Qxf6 6. Nc3 a6 7. Nf3 d6 8. a4 g5 9. Bc4 Bg7 10. O-O O-O 11. Re1 e5 12. Nd2 g4 13. Nf1 Qg5 14. Qd3 Nd7 15. Nd1 f5 16. exf5 Nb6 17. Nde3 Bxf5 18. Nxf5 Rxf5 19. Ng3 Rf4 20. Ne4 Qe7 21. Bb3 h5 22. c4 Raf8 23. Bc2 Bh6 24. a5 Nc8 25. Rab1 Qf7 26. b4 cxb4 27. c5 h4 28. cxd6 h3 29. d7 Rxe4 30. Qxe4 Nd6 31. Qxg4+ Kh8 32. Qxh3 Qxf2+ 33. Kh1 Kg7 34. Bd3 Rh8 35. Rf1 Qe3 36. Qg4+ Qg5 37. Qe6 Qh4 38. Qxd6 Bf4 39. Rxf4 *", + "Moves": "h4h2", + "MovesSAN": "Qxh2#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "7k/4N1p1/5pq1/3Q4/P3r2p/7R/4r1PP/5RK1 b - - 6 32", + "PGN": "1. d4 d5 2. Nf3 Nf6 3. c4 e6 4. cxd5 exd5 5. Nc3 Bb4 6. Bf4 c5 7. e3 Ne4 8. Bb5+ Bd7 9. Bxd7+ Nxd7 10. O-O Bxc3 11. bxc3 Nxc3 12. Qc2 Ne4 13. dxc5 Ndxc5 14. Nd4 O-O 15. f3 Rc8 16. fxe4 Nxe4 17. Qe2 Re8 18. Rac1 Qb6 19. Qb5 Qg6 20. Qd7 Rcd8 21. Qxb7 Nd2 22. Rf2 Nc4 23. Qxa7 Nxe3 24. Bxe3 Rxe3 25. Rcf1 f6 26. Nc6 Rde8 27. a4 h5 28. Qc5 h4 29. Qxd5+ Kh8 30. Rf3 Re2 31. Rh3 R8e4 32. Ne7 *", + "Moves": "g6g2", + "MovesSAN": "Qxg2#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "1br2rk1/ppq2ppp/2n1p3/2Pp4/P2P4/4PB2/3B1PPP/R2Q1RK1 b - - 0 16", + "PGN": "1. d4 d5 2. Nf3 Nf6 3. e3 c5 4. c3 Nc6 5. Be2 Bg4 6. a3 e6 7. O-O cxd4 8. cxd4 Bd6 9. b4 O-O 10. Nbd2 Rc8 11. Nb3 Ne4 12. Nc5 Nxc5 13. bxc5 Bb8 14. Bd2 Qc7 15. a4 Bxf3 16. Bxf3 *", + "Moves": "c7h2", + "MovesSAN": "Qxh2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "6rr/2p1kp2/p1pp4/2b1p3/4P2p/1PPP1NP1/P5PK/R3Q1R1 b - - 0 24", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Bc5 5. d3 Nf6 6. Bg5 h6 7. Bh4 g5 8. Bg3 d6 9. Bxc6+ bxc6 10. h3 Be6 11. O-O Rb8 12. b3 Qd7 13. Nh2 h5 14. Nf3 h4 15. Bh2 g4 16. hxg4 Bxg4 17. Nbd2 Ke7 18. Qe1 Rbg8 19. Kh1 Bxf3 20. Nxf3 Ng4 21. c3 Nxh2 22. Kxh2 Qg4 23. Rg1 Qg3+ 24. fxg3 *", + "Moves": "h4g3", + "MovesSAN": "hxg3#", + "Themes": "doubleCheck mate mateIn1 middlegame oneMove" + }, + { + "FEN": "5rk1/4n3/p3pr2/1p5Q/3q4/1P1B4/P1P3PP/4R2K w - - 4 27", + "PGN": "1. d4 Nf6 2. e3 e6 3. Nf3 d5 4. Nc3 c5 5. Bd3 Nc6 6. dxc5 Bxc5 7. O-O O-O 8. Re1 a6 9. e4 dxe4 10. Nxe4 Nxe4 11. Bxe4 Qc7 12. Qd3 g6 13. Ng5 b5 14. Qh3 h5 15. b3 Bb7 16. Bb2 Be7 17. Nxe6 fxe6 18. Bxg6 Bf6 19. Bxf6 Rxf6 20. Qxh5 Qg7 21. Bd3 Raf8 22. f3 Ne7 23. Rf1 Bxf3 24. Rxf3 Rxf3 25. Re1 Qd4+ 26. Kh1 R3f6 *", + "Moves": "h5h7", + "MovesSAN": "Qh7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2r5/2pk4/pp1bN3/3P1n2/5P2/5P1p/PP2R2r/4RKB1 b - - 1 31", + "PGN": "1. e4 e5 2. f4 Nc6 3. Nf3 d6 4. d4 Bg4 5. Bb5 Ne7 6. O-O a6 7. Bxc6+ Nxc6 8. c3 exd4 9. cxd4 d5 10. e5 b6 11. Be3 Ne7 12. Qc2 Nf5 13. Qc6+ Ke7 14. Bf2 Bxf3 15. gxf3 Rc8 16. Nc3 Qd7 17. Nxd5+ Kd8 18. Qxd7+ Kxd7 19. Rac1 h5 20. Rfd1 f6 21. exf6 gxf6 22. Nxf6+ Ke6 23. Ne4 Rg8+ 24. Kf1 Rg6 25. d5+ Kd7 26. Ng5 Bd6 27. Ne6 h4 28. Rc2 h3 29. Re1 Rg2 30. Rce2 Rxh2 31. Bg1 *", + "Moves": "f5g3", + "MovesSAN": "Ng3#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "4Q3/2r2rpk/5pNp/1p1p3P/p2P4/P1q2PP1/4PK2/8 w - - 0 41", + "PGN": "1. h4 d5 2. g3 Nc6 3. Bg2 e6 4. Nh3 Nf6 5. d3 Be7 6. Nc3 b6 7. Bf4 Bb7 8. Nb5 Bd6 9. Bxd6 cxd6 10. Qd2 a6 11. Nc3 d4 12. Ne4 Nxe4 13. Bxe4 O-O 14. O-O Qd7 15. Qg5 h6 16. Qh5 Ne7 17. Bxb7 Qxb7 18. f3 Qc6 19. Qg4 Nf5 20. Rac1 Ne3 21. Qxd4 Nxf1 22. Kxf1 Rac8 23. c3 d5 24. Nf4 f6 25. Ng6 Rf7 26. Qb4 Qc5 27. Qa4 Qb5 28. Qa3 Rc5 29. d4 Rcc7 30. Nf4 Qd7 31. Ng6 a5 32. Qb3 b5 33. a3 a4 34. Qc2 Qc6 35. Qd2 Qc4 36. Qe3 Qb3 37. Qxe6 Qxb2 38. Qe8+ Kh7 39. h5 Qxc1+ 40. Kf2 Qxc3 *", + "Moves": "e8h8", + "MovesSAN": "Qh8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "8/6kp/3p2p1/2p1p1Q1/2P5/1p1N4/4qP2/2KR4 b - - 0 44", + "PGN": "1. d4 c5 2. d5 g6 3. Nf3 Bg7 4. h3 d6 5. c4 Nf6 6. Nc3 O-O 7. e4 e5 8. Be3 a6 9. g4 Ne8 10. Nd2 b6 11. Be2 Ra7 12. h4 Re7 13. Qc2 Bd7 14. O-O-O Nc7 15. h5 b5 16. hxg6 fxg6 17. Nf3 Bxg4 18. Ng5 Bxe2 19. Qxe2 b4 20. Na4 Bf6 21. Rdg1 Rg7 22. b3 Qe7 23. Nb2 Nd7 24. Nd3 a5 25. Qg4 a4 26. Ne6 Nxe6 27. dxe6 Nb6 28. Bh6 Re8 29. Bxg7 Qxg7 30. e7 Qxe7 31. Qh3 axb3 32. axb3 Ra8 33. Kb2 Qa7 34. Ra1 Qb7 35. Qe6+ Kg7 36. Rxa8 Qxa8 37. Ra1 Qxe4 38. Rd1 Nxc4+ 39. bxc4 Qe2+ 40. Kc1 b3 41. Qd7+ Kh6 42. Qh3+ Kg7 43. Qe3 Bg5 44. Qxg5 *", + "Moves": "e2c2", + "MovesSAN": "Qc2#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "6k1/4Rp2/6p1/2pP3p/2P1Q3/7P/1r3q2/4R2K b - - 0 33", + "PGN": "1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. bxa6 g6 6. Nc3 Bg7 7. e4 d6 8. Nf3 O-O 9. Bd3 Bxa6 10. Bxa6 Nxa6 11. O-O Qd7 12. Be3 Nb4 13. a3 Na6 14. Bg5 Rfb8 15. Qc2 h6 16. Be3 Ng4 17. Bd2 Nc7 18. h3 Nf6 19. Rfe1 Nb5 20. Rad1 Qb7 21. Nxb5 Qxb5 22. Bc3 Nd7 23. Re2 Bxc3 24. bxc3 Rxa3 25. c4 Qa6 26. e5 dxe5 27. Nxe5 Nxe5 28. Rxe5 Qf6 29. Rde1 h5 30. Rxe7 Rb2 31. Qe4 Qxf2+ 32. Kh1 Rxh3+ 33. gxh3 *", + "Moves": "f2h2", + "MovesSAN": "Qh2#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "2r4r/qp1pkppp/p3pn2/4P3/8/2NQ1P2/PPP1K1PP/3R1BbR b - - 0 16", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. f3 e6 6. Nc3 a6 7. Be3 Qb6 8. Qd3 Bc5 9. Nxc6 Bxe3 10. Ne5 Bf2+ 11. Ke2 Bd4 12. Nc4 Qa7 13. Nd6+ Ke7 14. Nxc8+ Raxc8 15. Rd1 Bg1 16. e5 *", + "Moves": "a7f2", + "MovesSAN": "Qf2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3r2k1/3P4/8/3R4/2Q3pp/p6P/P5PK/4q3 b - - 9 50", + "PGN": "1. e4 c5 2. Nc3 e6 3. f4 Nc6 4. Bb5 a6 5. Bxc6 bxc6 6. Nf3 d5 7. d3 Bd6 8. O-O Ne7 9. Qe1 O-O 10. Na4 Ng6 11. e5 Be7 12. b3 Bb7 13. Ba3 c4 14. Bxe7 Qxe7 15. bxc4 Nxf4 16. cxd5 Nxd5 17. d4 a5 18. c4 Ba6 19. cxd5 Bxf1 20. d6 Qb7 21. Qxf1 Qb4 22. Nc5 a4 23. Qd3 Qb2 24. Qb1 Qe2 25. Qb7 Rab8 26. Qxc6 Rb2 27. Ng5 Qf2+ 28. Kh1 Qxd4 29. Ngxe6 fxe6 30. Nxe6 Qxe5 31. Nxf8 Rf2 32. Rc1 Rxf8 33. d7 h6 34. Qc8 Qe7 35. Rd1 Rd8 36. Qc4+ Kh8 37. Qc7 a3 38. h3 Kh7 39. Qc2+ g6 40. Qc6 h5 41. Qc7 h4 42. Qc8 Kh6 43. Qc1+ g5 44. Qc6+ Kh5 45. Qc8 g4 46. Rd5+ Kh6 47. Qc6+ Kg7 48. Qc3+ Kg8 49. Qc4 Qe1+ 50. Kh2 *", + "Moves": "g4g3", + "MovesSAN": "g3#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r1bq1rk1/1p1n4/p3pb2/2pp2pQ/8/1PPBP3/P2N1PPP/R4RK1 w - - 0 16", + "PGN": "1. d4 e6 2. Bf4 d5 3. e3 a6 4. Bd3 c5 5. b3 Nc6 6. Nf3 h6 7. c3 Nf6 8. O-O Be7 9. Ne5 O-O 10. Nd2 Nxe5 11. dxe5 Nd7 12. Qg4 g5 13. Bxg5 hxg5 14. Qh5 f5 15. exf6 Bxf6 *", + "Moves": "h5h7", + "MovesSAN": "Qh7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "5rk1/2p2p1p/p3rQpq/1p6/3BR3/3B2P1/6K1/8 w - - 4 33", + "PGN": "1. d4 d5 2. c4 Nf6 3. e3 Bd7 4. Nc3 e6 5. Nf3 Bb4 6. a3 Be7 7. Bd3 Nc6 8. cxd5 exd5 9. h3 a6 10. Bd2 b5 11. Rc1 Rb8 12. b4 O-O 13. Qc2 g6 14. O-O Qc8 15. Ne2 Bxh3 16. Qxc6 Bxg2 17. Kxg2 Qg4+ 18. Ng3 Nh5 19. Rh1 Nxg3 20. fxg3 Bd6 21. Ne5 Bxe5 22. dxe5 d4 23. Rh4 Qg5 24. Qf3 Rbe8 25. Rd1 dxe3 26. Bxe3 Qxe5 27. Re4 Qb2+ 28. Rd2 Qxa3 29. Bd4 Qxb4 30. Qf6 Qxd2+ 31. Kh3 Qh6+ 32. Kg2 Re6 *", + "Moves": "f6h8", + "MovesSAN": "Qh8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3rk3/p1Q2r1p/2p1pp2/1q6/2p5/P5P1/1P2PP1P/3R2K1 w - - 0 22", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 c5 5. g3 cxd4 6. Nxd4 Nc6 7. Bg2 Nxd4 8. Qxd4 Bxc3+ 9. Qxc3 d5 10. Bg5 dxc4 11. Rd1 Qc7 12. Bxf6 gxf6 13. Qxf6 Qa5+ 14. Rd2 Rf8 15. a3 Bd7 16. Qf4 Bc6 17. Bxc6+ bxc6 18. O-O Qb5 19. Rfd1 f6 20. Qc7 Rf7 21. Rd8+ Rxd8 *", + "Moves": "d1d8", + "MovesSAN": "Rxd8#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "5k2/5p2/2q4p/4p2P/5PQ1/6PK/8/8 b - - 2 51", + "PGN": "1. c4 e6 2. g3 d5 3. Bg2 Nf6 4. Nf3 Be7 5. O-O O-O 6. b3 dxc4 7. bxc4 c5 8. Bb2 Nc6 9. d3 h6 10. Nbd2 Qc7 11. Rb1 b6 12. Ne5 Bb7 13. Ndf3 Nd7 14. Nxd7 Qxd7 15. Qd2 Nd4 16. Nxd4 Bxg2 17. Kxg2 cxd4 18. Qf4 Rfd8 19. h4 Bf6 20. Rfc1 Qa4 21. Ra1 Rac8 22. e4 dxe3 23. Bxf6 gxf6 24. Qxe3 Kg7 25. Rd1 Rxc4 26. dxc4 Rxd1 27. Rxd1 Qxd1 28. Qf4 Qc2 29. a3 f5 30. Qe5+ Kg6 31. Qc7 Qe4+ 32. Kg1 Qe1+ 33. Kg2 Qc3 34. Qxa7 Qxc4 35. Qxb6 Qe4+ 36. Kg1 f4 37. Qb4 Qf3 38. Qxf4 Qxa3 39. h5+ Kg7 40. Qe5+ Kg8 41. Qf6 Qc1+ 42. Kg2 Qd2 43. Qf3 Qg5 44. Qa8+ Kg7 45. Qa1+ e5 46. Qd1 Qf5 47. Qf3 Qg5 48. Qe2 Qf6 49. Qg4+ Kf8 50. f4 Qc6+ 51. Kh3 *", + "Moves": "c6h1", + "MovesSAN": "Qh1#", + "Themes": "endgame mate mateIn1 oneMove queenEndgame" + }, + { + "FEN": "5B2/6Q1/7p/3q2pk/8/7P/P5bK/8 w - - 8 50", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Bc5 5. O-O d6 6. c3 Bb6 7. Bb3 O-O 8. Nbd2 a5 9. Nc4 Ne7 10. Re1 Ng6 11. h3 Ba7 12. Bg5 b5 13. Ne3 a4 14. Bd5 Rb8 15. b3 Bd7 16. bxa4 bxa4 17. Rb1 Qe7 18. Nh4 Nxh4 19. Bxh4 Rxb1 20. Qxb1 Rb8 21. Qc2 Bxe3 22. fxe3 h6 23. Rb1 Rxb1+ 24. Qxb1 g5 25. Bf2 Nxd5 26. exd5 Qd8 27. Qb4 Kg7 28. e4 Qa8 29. d4 f6 30. Kh2 Qa6 31. Qb8 Qc8 32. Qa7 Kg6 33. c4 c6 34. Qb6 cxd5 35. cxd5 Qf8 36. Qc7 Qe7 37. Qc3 exd4 38. Qxd4 f5 39. exf5+ Bxf5 40. Bg3 Qe4 41. Qa7 Qxd5 42. Qxa4 Be4 43. Qe8+ Kg7 44. Qe7+ Kg6 45. Bxd6 Bxg2 46. Qe8+ Kg7 47. Bf8+ Kf6 48. Qe7+ Kg6 49. Qg7+ Kh5 *", + "Moves": "g7h6", + "MovesSAN": "Qxh6#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r7/pR6/2p2r2/3p3p/2kPn1pP/p3R3/3B1PP1/6K1 w - - 2 42", + "PGN": "1. d4 d5 2. c4 Bf5 3. Nc3 e6 4. cxd5 exd5 5. Nf3 Bb4 6. Qb3 Bxc3+ 7. bxc3 Bc8 8. e4 Ne7 9. Bd3 c6 10. O-O O-O 11. e5 Qb6 12. Qd1 Bf5 13. Ba3 Bxd3 14. Qxd3 Re8 15. Rab1 Qa6 16. Qxa6 bxa6 17. Rb7 Nc8 18. Rfb1 Nb6 19. Ng5 N8d7 20. Re1 h6 21. Nf3 Re6 22. h3 g5 23. Nd2 Kg7 24. Nb3 Kg6 25. Nc5 Nxc5 26. Bxc5 Na4 27. Bb4 h5 28. Re3 f5 29. exf6 Rxf6 30. Ree7 g4 31. h4 a5 32. Ba3 Nxc3 33. Rg7+ Kf5 34. Bc1 Nxa2 35. Rg5+ Ke4 36. Be3 Nc3 37. Re5+ Kd3 38. Rb3 Kc4 39. Rb7 a4 40. Bd2 a3 41. Re3 Ne4 *", + "Moves": "b7b4", + "MovesSAN": "Rb4#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "4r1k1/pb4b1/1pqp2pp/8/2P2p2/PP1Qp2P/3N1PP1/1RB2RK1 b - - 0 26", + "PGN": "1. d4 Nf6 2. Nf3 g6 3. e3 Bg7 4. Bd3 d6 5. Nbd2 c5 6. c3 O-O 7. O-O Nc6 8. h3 b6 9. Qe2 Bb7 10. a3 cxd4 11. exd4 Re8 12. Ne4 Qc7 13. Nfg5 Nxe4 14. Bxe4 e5 15. d5 Ne7 16. c4 h6 17. Nf3 f5 18. Bc2 e4 19. Nd2 Nxd5 20. Ba4 Nf4 21. Qe3 Nd3 22. Bxe8 Rxe8 23. Rb1 Qc6 24. b3 f4 25. Qe2 e3 26. Qxd3 *", + "Moves": "c6g2", + "MovesSAN": "Qxg2#", + "Themes": "kingsideAttack master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r4rk1/ppp3p1/2np1n1p/2P1p3/4Pp2/2P2q2/PPB2P1K/R1BQ1RN1 b - - 1 18", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 h6 6. Nbd2 d6 7. Nf1 O-O 8. Ng3 Be6 9. Bb3 Ng4 10. O-O Qd7 11. Bc2 f5 12. h3 f4 13. Ne2 Nf6 14. d4 Bxh3 15. dxc5 Bxg2 16. Kxg2 Qg4+ 17. Kh2 Qxf3 18. Ng1 *", + "Moves": "f6g4", + "MovesSAN": "Ng4#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2k3r1/ppp2p1p/2p1bn2/8/4P2K/6PP/PPPB1b1R/R4B2 b - - 0 18", + "PGN": "1. e4 e5 2. f4 exf4 3. Nf3 Nc6 4. d4 g5 5. d5 g4 6. dxc6 gxf3 7. Qxf3 Qh4+ 8. Qf2 Qxf2+ 9. Kxf2 dxc6 10. Bxf4 Nf6 11. Nd2 Bc5+ 12. Kf3 Bg4+ 13. Kg3 Rg8 14. Kh4 O-O-O 15. h3 Bf2+ 16. g3 Be6 17. Rh2 Rxd2 18. Bxd2 *", + "Moves": "f2g3", + "MovesSAN": "Bxg3#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1kr4/ppp3pp/2b3q1/6B1/8/1B6/P4PPP/2RR2K1 w - - 0 23", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. e5 Nxe5 7. Nxe5 Qe7 8. Bxf7+ Kd8 9. cxd4 Bb4+ 10. Nc3 d6 11. O-O dxe5 12. dxe5+ Nd7 13. e6 Bxc3 14. bxc3 Rf8 15. exd7 Bxd7 16. Bb3 Qc5 17. Be3 Qxc3 18. Rc1 Qf6 19. Qd2 Kc8 20. Rfd1 Bc6 21. Bg5 Qg6 22. Qd8+ Rxd8 *", + "Moves": "d1d8", + "MovesSAN": "Rxd8#", + "Themes": "mate mateIn1 middlegame oneMove queensideAttack" + }, + { + "FEN": "1R6/8/r3Nppk/7p/2Kp3P/2b3P1/1p3P2/8 w - - 2 47", + "PGN": "1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. g3 Be7 5. Bg2 O-O 6. O-O dxc4 7. Qc2 b5 8. a4 b4 9. Qxc4 Bb7 10. Bg5 Nbd7 11. Nbd2 c5 12. dxc5 a5 13. Nb3 Bd5 14. Qc2 Rc8 15. Rfc1 Nxc5 16. Nxc5 Rxc5 17. Qd1 Qb6 18. Be3 Rxc1 19. Bxb6 Rxd1+ 20. Rxd1 Bb3 21. Ra1 Nd5 22. Bxa5 Ra8 23. Nd4 Bc4 24. b3 Bxe2 25. Bxd5 exd5 26. Nxe2 Rxa5 27. Rc1 g6 28. Kf1 Bf6 29. Rc6 Kg7 30. Nf4 Bc3 31. Ke2 d4 32. Nd3 Ra7 33. Rc5 h5 34. h4 f6 35. Nf4 Re7+ 36. Kd3 Re1 37. a5 Rd1+ 38. Kc4 Ra1 39. Kb5 Ra3 40. a6 Rxb3 41. a7 Ra3 42. Rc7+ Kh6 43. Ne6 b3 44. Rc8 Rxa7 45. Kc4 b2 46. Rb8 Ra6 *", + "Moves": "b8h8", + "MovesSAN": "Rh8#", + "Themes": "anastasiaMate endgame master masterVsMaster mate mateIn1 oneMove" + }, + { + "FEN": "r1bq3r/3npp1k/2p3pP/p2p4/1p1PnQP1/8/PPP1N3/1K1R1BNR w - - 1 18", + "PGN": "1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Be3 Bg7 5. Qd2 O-O 6. O-O-O c6 7. Kb1 b5 8. h4 h5 9. f3 b4 10. Nce2 a5 11. Bh6 Nbd7 12. Bxg7 Kxg7 13. g4 hxg4 14. fxg4 Nxe4 15. Qf4 d5 16. h5 Rh8 17. h6+ Kh7 *", + "Moves": "f4f7", + "MovesSAN": "Qxf7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "5q1k/3b2pp/pp2p3/3pP3/6P1/P7/2r1B2P/5RK1 w - - 0 29", + "PGN": "1. e4 c6 2. Nc3 d5 3. exd5 cxd5 4. Bb5+ Bd7 5. d4 Nf6 6. Bf4 a6 7. Be2 e6 8. a3 Be7 9. Nf3 O-O 10. O-O Nh5 11. Be3 Nc6 12. Ne5 Nf6 13. g4 Nxe5 14. dxe5 Ne8 15. f4 f6 16. Bd4 Rc8 17. Qd3 Bc5 18. Bxc5 Rxc5 19. Qd4 b6 20. Rf3 fxe5 21. fxe5 Rxf3 22. Bxf3 Nc7 23. Rf1 Nb5 24. Qf4 Nxc3 25. bxc3 Rxc3 26. Be2 Rxc2 27. Qf7+ Kh8 28. Qf8+ Qxf8 *", + "Moves": "f1f8", + "MovesSAN": "Rxf8#", + "Themes": "backRankMate endgame mate mateIn1 oneMove" + }, + { + "FEN": "2kr3r/pppb1ppp/8/3QP3/7q/3K1Bn1/PPP5/RNB5 w - - 2 17", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Nf6 5. e5 d5 6. Bb5 Ne4 7. Nxd4 Bd7 8. Be2 Nxd4 9. Qxd4 Bc5 10. Qxd5 Qh4 11. g3 Bxf2+ 12. Kd1 Bxg3 13. Bf3 Nf2+ 14. Ke2 Nxh1 15. hxg3 Nxg3+ 16. Kd3 O-O-O *", + "Moves": "d5b7", + "MovesSAN": "Qxb7#", + "Themes": "mate mateIn1 middlegame oneMove queensideAttack" + }, + { + "FEN": "2rr2k1/pp1q1b2/2n3Np/2p2p2/4p3/2QP3P/PP2BPPK/R3R3 w - - 1 24", + "PGN": "1. e4 e6 2. d3 c5 3. Nf3 d5 4. Nc3 d4 5. Ne2 Nc6 6. Ng3 e5 7. Be2 g6 8. O-O Bg7 9. c3 Nge7 10. Qb3 O-O 11. h3 Qc7 12. Ng5 h6 13. Nf3 Be6 14. Qc2 Rac8 15. Bd2 Qd7 16. Kh2 f5 17. exf5 Nxf5 18. Nxf5 gxf5 19. Rfe1 Rfd8 20. Nh4 e4 21. Ng6 dxc3 22. Bxc3 Bxc3 23. Qxc3 Bf7 *", + "Moves": "c3h8", + "MovesSAN": "Qh8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "5k2/6p1/p2N2r1/1pP1Q3/6q1/P7/1P1Nn2P/7K w - - 0 34", + "PGN": "1. e4 c5 2. Nf3 a6 3. d4 cxd4 4. Nxd4 e5 5. Nb3 h6 6. c4 Nf6 7. f3 Bb4+ 8. Bd2 Nc6 9. a3 Bxd2+ 10. N1xd2 O-O 11. Bd3 Nh5 12. g3 d6 13. O-O Bh3 14. Rf2 Qg5 15. g4 Nf4 16. Bf1 Bxf1 17. Qxf1 f5 18. exf5 Rxf5 19. Ne4 Qg6 20. Rd1 Rd8 21. Nxd6 Rf6 22. c5 h5 23. Kh1 hxg4 24. fxg4 Qxg4 25. Qg1 Qe6 26. Qg3 Rg6 27. Qe3 Qg4 28. Rdf1 Rf8 29. Nd2 b5 30. Qe4 Nd4 31. Qxe5 Nde2 32. Rxe2 Nxe2 33. Rxf8+ Kxf8 *", + "Moves": "e5e8", + "MovesSAN": "Qe8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r1b2rk1/ppp2ppn/4p3/7Q/6P1/3n3R/P1q2P1P/6K1 w - - 1 25", + "PGN": "1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. Bd2 dxe4 5. Nxe4 Qxd4 6. Bd3 Bxd2+ 7. Nxd2 Qxb2 8. Ngf3 Nf6 9. Bc4 O-O 10. Rb1 Qc3 11. Rb3 Qa5 12. O-O Nc6 13. Ng5 Qxg5 14. Rg3 Qh6 15. Bd3 Nb4 16. Rh3 Qf4 17. g3 Qe5 18. Re1 Qa5 19. Re4 Nxd3 20. Reh4 Nb2 21. Qf3 Qxd2 22. Rxh7 Nxh7 23. Qh5 Qxc2 24. g4 Nd3 *", + "Moves": "h5h7", + "MovesSAN": "Qxh7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2r2r1k/1p3p1p/p7/6R1/4q2P/8/PPP1N3/1K3Q2 w - - 2 28", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 d6 4. Nc3 Nf6 5. Bc4 Bg4 6. Bg5 Be7 7. Bxf6 Bxf6 8. d5 Nd4 9. h3 Nxf3+ 10. gxf3 Bh5 11. Qe2 Qd7 12. O-O-O O-O 13. Kb1 Bg5 14. h4 Bf4 15. Qf1 a6 16. Rg1 Bxf3 17. Be2 Bxe2 18. Nxe2 Bh6 19. f4 c6 20. fxe5 cxd5 21. Rxd5 Qc6 22. Rxd6 Qxe4 23. Rxh6 Qxe5 24. Rg5 Qe4 25. Rhh5 Rac8 26. Rxg7+ Kxg7 27. Rg5+ Kh8 *", + "Moves": "f1f6", + "MovesSAN": "Qf6#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "5rk1/1p1q1rpp/2p1p3/p2pn3/5P2/3Q2PR/PPPB1R2/6K1 w - - 0 27", + "PGN": "1. e4 Nf6 2. e5 Nd5 3. Nf3 d6 4. d4 Bd7 5. Bc4 e6 6. Bxd5 exd5 7. O-O c6 8. Re1 dxe5 9. dxe5 Be7 10. h3 O-O 11. Nc3 Re8 12. Ne2 Be6 13. Nf4 Nd7 14. Nxe6 fxe6 15. Qd3 Nf8 16. h4 Bxh4 17. Nxh4 Qxh4 18. Re3 Qf4 19. Bd2 Ng6 20. Rae1 Qf7 21. Rf3 Qd7 22. Rh3 Rf8 23. g3 Rf7 24. Rf1 a5 25. f4 Raf8 26. Rf2 Nxe5 *", + "Moves": "d3h7", + "MovesSAN": "Qxh7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r2q1b1r/pp1nk1p1/5n1p/2pbp1NB/3p4/2PP2NP/PP3PP1/R1BQ1RK1 w - - 2 14", + "PGN": "1. e4 d5 2. Nc3 d4 3. Nce2 e5 4. d3 f5 5. exf5 Bxf5 6. Nf3 Nd7 7. c3 c5 8. Ng3 Bg4 9. Be2 Ngf6 10. h3 Be6 11. Ng5 Bd5 12. O-O h6 13. Bh5+ Ke7 *", + "Moves": "g3f5", + "MovesSAN": "Nf5#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "r3Bk2/ppp3pp/3q1n2/4N3/4n1b1/2P1Q3/P4PPP/R1B1K2R b KQ - 0 15", + "PGN": "1. d4 d5 2. c4 dxc4 3. e4 e5 4. d5 Bb4+ 5. Nc3 Bxc3+ 6. bxc3 Nf6 7. Qf3 O-O 8. Bxc4 Bg4 9. Qd3 Nbd7 10. Nf3 Nc5 11. Qe3 Ncxe4 12. Nxe5 Re8 13. d6 Qxd6 14. Bxf7+ Kf8 15. Bxe8 *", + "Moves": "d6d1", + "MovesSAN": "Qd1#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r2q1rk1/ppp2p2/7B/8/2P5/P2p1b1P/5PP1/Q4RK1 w - - 0 19", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 h6 4. O-O Nf6 5. d4 exd4 6. e5 d5 7. exf6 dxc4 8. fxg7 Bxg7 9. c3 d3 10. b3 O-O 11. bxc4 Bf5 12. Be3 Bg4 13. h3 Bh5 14. a3 Ne5 15. Nbd2 Nxf3+ 16. Nxf3 Bxc3 17. Bxh6 Bxa1 18. Qxa1 Bxf3 *", + "Moves": "a1g7", + "MovesSAN": "Qg7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "5k1r/pprRn1qp/6p1/5p2/8/1B5P/P1P1Q1P1/b6K w - - 0 25", + "PGN": "1. e4 e5 2. Bc4 Nc6 3. f4 f6 4. Nf3 Nge7 5. f5 d5 6. exd5 Nxd5 7. Nc3 Nxc3 8. bxc3 Bxf5 9. O-O Bc5+ 10. Kh1 Bg4 11. h3 Bxf3 12. Qxf3 Qd6 13. Qf5 Ne7 14. Qg4 g6 15. d4 exd4 16. cxd4 Bxd4 17. Be6 f5 18. Qe2 Bxa1 19. Bf4 Qd4 20. Bxc7 Qf6 21. Rd1 Kf8 22. Bb3 Rc8 23. Rd6 Qg7 24. Rd7 Rxc7 *", + "Moves": "d7d8", + "MovesSAN": "Rd8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "6k1/pb3p1p/1p4pQ/5p2/2p5/5P2/PPP2P1P/3r2RK b - - 0 29", + "PGN": "1. Nf3 Nf6 2. d4 g6 3. Bg5 Bg7 4. Nc3 d5 5. e3 O-O 6. Bd3 b6 7. e4 dxe4 8. Bxe4 Nxe4 9. Nxe4 Bb7 10. Nc3 Na6 11. Nb5 c6 12. Nc3 Nc7 13. O-O Ne6 14. Bh4 Nxd4 15. Nxd4 Bxd4 16. Qe2 Bf6 17. Bxf6 exf6 18. Qe3 f5 19. Qh6 Qf6 20. Ne2 c5 21. Nf4 Qc6 22. Rad1 Rad8 23. Rxd8 Rxd8 24. Kh1 Rd4 25. Rg1 Qe4 26. Nd3 c4 27. Ne1 Rd1 28. Nf3 Qxf3 29. gxf3 *", + "Moves": "b7f3", + "MovesSAN": "Bxf3#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "r1b1k2N/pppp2pp/1bn2n2/2q1p3/2B1P3/2NP4/PPP3PP/R1BQ1K1R b q - 0 9", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 Bc5 5. Nxf7 Bxf2+ 6. Kf1 Qe7 7. Nxh8 Bb6 8. Nc3 Qc5 9. d3 *", + "Moves": "c5f2", + "MovesSAN": "Qf2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "1k1r1b1r/pPp2ppp/5n2/4p3/8/1P3B2/P4PPP/qNBQ1RK1 w - - 1 14", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. d4 Nc6 4. Nf3 Bg4 5. Be2 O-O-O 6. c3 Nf6 7. O-O e5 8. c4 Qe4 9. d5 Bxf3 10. Bxf3 Qxc4 11. b3 Qd4 12. dxc6 Qxa1 13. cxb7+ Kb8 *", + "Moves": "d1d8", + "MovesSAN": "Qxd8#", + "Themes": "hangingPiece mate mateIn1 middlegame oneMove queensideAttack" + }, + { + "FEN": "5rk1/ppp3p1/2n1N2p/4p2Q/4N1P1/3Pn3/PPP4P/5RK1 b - - 0 19", + "PGN": "1. e4 e5 2. f4 Nc6 3. Nf3 d6 4. Bc4 Nf6 5. d3 Be7 6. O-O O-O 7. Nc3 exf4 8. Bxf4 Be6 9. Bxe6 fxe6 10. e5 dxe5 11. Bg5 Nd5 12. Ne4 Bxg5 13. Nfxg5 Ne3 14. Rxf8+ Qxf8 15. Qh5 h6 16. g4 Qf4 17. Re1 Rf8 18. Nxe6 Qf1+ 19. Rxf1 *", + "Moves": "f8f1", + "MovesSAN": "Rxf1#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r4r2/pb2npkp/1p2p1p1/1Np5/2B1q3/1P4P1/P1PPQP1P/1R3RK1 b - - 1 16", + "PGN": "1. e4 c5 2. Nf3 g6 3. b3 Bg7 4. Nc3 b6 5. Bc4 e6 6. O-O Bb7 7. Qe2 Nc6 8. Bb2 Nge7 9. Rab1 O-O 10. e5 d5 11. exd6 Qxd6 12. Ne4 Qf4 13. Bxg7 Kxg7 14. g3 Nd4 15. Nxd4 Qxe4 16. Nb5 *", + "Moves": "e4h1", + "MovesSAN": "Qh1#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/8/8/6p1/5p2/4qk2/2Q5/5K2 w - - 8 65", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. O-O Nf6 5. Re1 Bg7 6. Nc3 O-O 7. h3 d6 8. Bxc6 bxc6 9. e5 Nd5 10. exd6 exd6 11. Nxd5 cxd5 12. d4 Bf5 13. Be3 Rb8 14. dxc5 Rxb2 15. Bd4 Rxc2 16. cxd6 Qxd6 17. Bxg7 Kxg7 18. Qd4+ Qf6 19. Qxd5 Rd8 20. Qa5 Bxh3 21. Qxa7 Bg4 22. Ne5 Be2 23. Qe3 Re8 24. Rxe2 Rxe2 25. Qxe2 Rxe5 26. Qc4 Re4 27. Qxe4 Qxa1+ 28. Kh2 Qxa2 29. Qe5+ Kg8 30. Qe8+ Kg7 31. Qe5+ f6 32. Qc7+ Qf7 33. Qd6 h5 34. f3 Kh6 35. Qf4+ g5 36. Qd6 Kg7 37. Kh3 Qe8 38. Qc7+ Kg8 39. Qc4+ Kf8 40. Qc5+ Kf7 41. Qc2 Qe6+ 42. Kh2 Qe5+ 43. Kh3 f5 44. Qc4+ Kg7 45. Qc6 h4 46. Qd7+ Kg6 47. Qc6+ Kh5 48. g4+ hxg3 49. Qd7 Kg6 50. Qc6+ Kf7 51. Qb7+ Ke6 52. Qc6+ Kf7 53. Qd7+ Kf6 54. Qd8+ Qe7 55. Qh8+ Kg6 56. Kxg3 f4+ 57. Kg2 Qe2+ 58. Kg1 Qe1+ 59. Kg2 Qg3+ 60. Kf1 Qxf3+ 61. Ke1 Qe3+ 62. Kf1 Kf5 63. Qc8+ Ke4 64. Qc2+ Kf3 *", + "Moves": "c2g2", + "MovesSAN": "Qg2#", + "Themes": "endgame mate mateIn1 oneMove queenEndgame" + }, + { + "FEN": "7k/7p/2p5/2R2p2/1N2bP2/2P1P1P1/3PKR1P/rr6 b - - 2 39", + "PGN": "1. b3 e6 2. Bb2 b6 3. e3 Bb7 4. f4 f5 5. Nf3 Nf6 6. Bd3 Be7 7. O-O O-O 8. Nc3 d6 9. Ne2 Nbd7 10. Ned4 Nc5 11. Ng5 Qd7 12. Bb5 c6 13. Bc4 d5 14. b4 dxc4 15. bxc5 Bxc5 16. Ndxe6 Rfe8 17. Nxc5 bxc5 18. Bxf6 gxf6 19. Nf3 Kh8 20. c3 Qg7 21. Qe1 Bc8 22. Qh4 Be6 23. Qh3 Rg8 24. Rf2 Qg4 25. Qh4 Bd5 26. Qxf6+ Rg7 27. Ne1 Rg8 28. Rb1 Be4 29. Rb7 Qg6 30. Qxg6 Rxg6 31. Rxa7 Rb8 32. Kf1 Rb1 33. Ke2 Rg8 34. g3 Rgb8 35. Ra4 Ra1 36. Rxc4 Rbb1 37. Nd3 Rxa2 38. Rxc5 Raa1 39. Nb4 *", + "Moves": "b1e1", + "MovesSAN": "Re1#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "8/8/1R6/p5Pk/7P/6K1/rp6/8 w - - 0 43", + "PGN": "1. Nf3 d5 2. d4 e6 3. c4 dxc4 4. Nc3 a6 5. a4 Nc6 6. Bf4 Nf6 7. e3 Na5 8. Nd2 c5 9. Nxc4 cxd4 10. Qxd4 Qxd4 11. exd4 Nxc4 12. Bxc4 Bb4 13. O-O Bd7 14. d5 Bxc3 15. bxc3 exd5 16. Rfe1+ Be6 17. Bd3 Rc8 18. Bf5 O-O 19. Bxe6 fxe6 20. Rxe6 Rxc3 21. Rb1 Rf7 22. Be5 Ra3 23. Bxf6 gxf6 24. Rd6 Rxa4 25. Rxd5 b5 26. g3 Re7 27. Rd6 Kf7 28. Rb2 Re6 29. Rd7+ Kg6 30. h4 h5 31. Kg2 Rae4 32. f3 Re2+ 33. Rxe2 Rxe2+ 34. Kh3 Ra2 35. g4 b4 36. Rd6 hxg4+ 37. fxg4 Ra3+ 38. Kg2 b3 39. g5 b2 40. Rxf6+ Kh5 41. Rb6 Ra2 42. Kg3 a5 *", + "Moves": "b6h6", + "MovesSAN": "Rh6#", + "Themes": "endgame master mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "6k1/6p1/r3ppp1/6N1/7P/6P1/n4PK1/1R6 w - - 0 38", + "PGN": "1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nc6 5. Nf3 Bg4 6. c3 Nf6 7. O-O e6 8. Bf4 Bd6 9. Bxd6 Qxd6 10. Nbd2 O-O 11. h3 Bh5 12. Re1 Qc7 13. Rc1 Bg6 14. Bxg6 hxg6 15. c4 dxc4 16. Rxc4 Qb6 17. Qc2 Rfd8 18. Nb3 a5 19. Ne5 Nxd4 20. Nxd4 Rxd4 21. Rxd4 Qxd4 22. Qc7 Rf8 23. Qxb7 Nd5 24. Nd7 Rd8 25. Ne5 Qf4 26. Qa6 a4 27. Qa5 Rc8 28. g3 Qd4 29. Nf3 Qxb2 30. Qxa4 Nc3 31. Qd7 Rb8 32. Ng5 Qb7 33. Qxb7 Rxb7 34. Kg2 Nxa2 35. Ra1 Ra7 36. h4 Ra6 37. Rb1 f6 *", + "Moves": "b1b8", + "MovesSAN": "Rb8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r1b2rk1/ppp2pp1/2n2q2/3pb1p1/8/2P1PN2/PPQN1PP1/R3K2R w KQ - 0 16", + "PGN": "1. d4 d5 2. Bf4 Nc6 3. e3 Nf6 4. Nf3 e6 5. Bd3 Bd6 6. Bg3 O-O 7. c3 h6 8. Nbd2 Nh5 9. Qc2 Nxg3 10. hxg3 Qf6 11. g4 e5 12. dxe5 Bxe5 13. g5 hxg5 14. Bh7+ Kh8 15. Bg8+ Kxg8 *", + "Moves": "c2h7", + "MovesSAN": "Qh7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "4r1rk/p1pRN1pp/1p5R/8/1q1B4/7P/P5P1/6K1 w - - 3 28", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 4. Nc3 Nf6 5. d4 exd4 6. Nxd4 Bd7 7. f4 Be7 8. O-O O-O 9. Re1 Bg4 10. Qd2 Nxd4 11. Qxd4 Nd7 12. e5 b6 13. Bc6 Rb8 14. h3 dxe5 15. fxe5 Bc5 16. Be3 Bxd4 17. Bxd4 Be6 18. Rad1 Qg5 19. Be3 Qg6 20. Bxd7 Bxd7 21. Rxd7 Qxc2 22. Nd5 Qxb2 23. e6 fxe6 24. Ne7+ Kh8 25. Bd4 Qb4 26. Rxe6 Rg8 27. Rh6 Rbe8 *", + "Moves": "e7g6", + "MovesSAN": "Ng6#", + "Themes": "mate mateIn1 middlegame oneMove pin smotheredMate" + }, + { + "FEN": "r4rk1/p4ppp/2pq4/Q1p5/2P1N1n1/B1Pb4/P4PPP/R2R2K1 b - - 0 18", + "PGN": "1. e4 e5 2. Bc4 Nc6 3. Nf3 Bc5 4. O-O d6 5. c3 Bg4 6. d3 Nf6 7. Qb3 O-O 8. Qxb7 Na5 9. Qb5 c6 10. Qa4 Bxf3 11. b4 Nxc4 12. dxc4 Bxe4 13. bxc5 dxc5 14. Nd2 Bd3 15. Rd1 e4 16. Ba3 Qd6 17. Qa5 Ng4 18. Nxe4 *", + "Moves": "d6h2", + "MovesSAN": "Qxh2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r3r1k1/6B1/2p1b1N1/p7/1q1Pp1P1/8/PQR5/2K1R3 b - - 0 32", + "PGN": "1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 Be7 6. Qc2 c6 7. e3 O-O 8. Bd3 Nbd7 9. h3 Re8 10. Nf3 Nf8 11. Bf4 Ne6 12. Bh2 g6 13. Ne5 a6 14. f4 Ng7 15. g4 Bb4 16. f5 Ne4 17. fxg6 hxg6 18. O-O-O Bxc3 19. bxc3 Qa5 20. Bxe4 dxe4 21. h4 Be6 22. Rd2 b5 23. h5 b4 24. cxb4 Qa3+ 25. Qb2 Qxe3 26. hxg6 fxg6 27. Nxg6 Qf3 28. Re1 a5 29. Rf2 Qd3 30. Be5 Qc4+ 31. Rc2 Qxb4 32. Bxg7 *", + "Moves": "b4e1", + "MovesSAN": "Qxe1#", + "Themes": "hangingPiece master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1rk4/5Q1p/1p2p3/3bNp2/p2P3P/q1PB4/5P2/1KR5 w - - 6 28", + "PGN": "1. d4 f5 2. c4 Nf6 3. Nc3 e6 4. Bg5 Be7 5. e3 O-O 6. Nf3 b6 7. Qc2 Bb7 8. O-O-O d5 9. Kb1 Na6 10. cxd5 Nb4 11. Qb3 Nfxd5 12. Bxe7 Qxe7 13. Ne5 a5 14. a3 a4 15. Nxd5 Nxd5 16. Qc2 c5 17. h4 cxd4 18. exd4 Rfc8 19. Qd2 Nc3+ 20. bxc3 Qxa3 21. Rc1 Be4+ 22. Bd3 Bxg2 23. Rhg1 Bd5 24. Rxg7+ Kxg7 25. Qg5+ Kf8 26. Qf6+ Ke8 27. Qf7+ Kd8 *", + "Moves": "f7d7", + "MovesSAN": "Qd7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1b1r1k1/pq3p1p/2p3pB/2p1Qn2/4P3/3P2N1/P1P2PPP/R5K1 w - - 1 18", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. Bb5 e6 4. Bxc6 bxc6 5. O-O Ne7 6. Re1 g6 7. d3 Bg7 8. Be3 d6 9. Nc3 Qb6 10. Qd2 Qxb2 11. Ne2 Qb7 12. Ng3 Bxa1 13. Rxa1 O-O 14. Bh6 Re8 15. Qc3 e5 16. Nxe5 dxe5 17. Qxe5 Nf5 *", + "Moves": "e5e8", + "MovesSAN": "Qxe8#", + "Themes": "hangingPiece kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1b2rk1/ppqpppbp/2N3p1/8/2B1P1n1/2N1B3/PPPQ1PPP/R4RK1 b - - 0 10", + "PGN": "1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Bg7 5. Be3 Nc6 6. Bc4 Qc7 7. O-O Nf6 8. Nc3 O-O 9. Qd2 Ng4 10. Nxc6 *", + "Moves": "c7h2", + "MovesSAN": "Qxh2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/R5pp/3B1p2/5k2/PP5P/6R1/r3rPP1/2K5 b - - 6 42", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 Bd6 5. Bxc6 bxc6 6. d4 exd4 7. Nxd4 c5 8. Nf3 Be7 9. Bf4 d6 10. Nd5 Nxd5 11. exd5 Ba6 12. Qd2 Rb8 13. O-O-O Qd7 14. Rhe1 O-O 15. Bg5 f6 16. Bf4 Rfe8 17. h4 Qb5 18. b3 c4 19. Nd4 Qxd5 20. Ne6 Qxd2+ 21. Rxd2 cxb3 22. cxb3 c5 23. Nc7 Red8 24. Nxa6 Rb6 25. Nc7 Rc6 26. Ne6 Rd7 27. Bg3 Bd8 28. Nxd8 Rxd8 29. Re6 c4 30. b4 c3 31. Rd3 Rb8 32. Rdxd6 Rc4 33. a3 Rb5 34. Rd8+ Kf7 35. Ra6 Re4 36. Rxa7+ Kg6 37. Rd3 Re2 38. Rxc3 Rd5 39. a4 Rdd2 40. Bf4 Ra2 41. Rg3+ Kf5 42. Bd6 *", + "Moves": "a2a1", + "MovesSAN": "Ra1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "4k1r1/p7/1p2BQ2/3P4/2P1P3/5n1P/P6P/7K b - - 6 47", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d6 6. Ne2 b6 7. O-O Nbd7 8. e4 e5 9. d5 Bxc3 10. bxc3 Nc5 11. Ng3 Bg4 12. f3 Bd7 13. f4 exf4 14. Bxf4 Qe7 15. Bg5 Rae8 16. Bxf6 gxf6 17. Nh5 Qe5 18. Nxf6+ Kh8 19. Nxe8 Bxe8 20. Qe2 Bd7 21. Rae1 f6 22. Bc2 Qxc3 23. Rf3 Qe5 24. Rh3 Bxh3 25. gxh3 Nd7 26. Kh1 Qd4 27. Rg1 Ne5 28. Qg2 Qxg1+ 29. Qxg1 Rg8 30. Qf2 Kg7 31. Bd1 Kf7 32. Qf5 h6 33. Bh5+ Kg7 34. Qe6 Kh8 35. Qxf6+ Rg7 36. Qxh6+ Kg8 37. Qe6+ Kh8 38. Bg4 Kh7 39. Bf5+ Kh8 40. Qe8+ Rg8 41. Qh5+ Kg7 42. Qh7+ Kf8 43. Qxc7 Nf3 44. Qxd6+ Kg7 45. Qg6+ Kf8 46. Qf6+ Ke8 47. Be6 *", + "Moves": "g8g1", + "MovesSAN": "Rg1#", + "Themes": "arabianMate endgame master mate mateIn1 oneMove" + }, + { + "FEN": "rn5r/1k2b1p1/p2p3p/3N4/4N3/2Q3P1/2P1K2P/7q w - - 0 23", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 h6 8. Bh4 Qb6 9. Qd2 Qxb2 10. Rb1 Qa3 11. f5 Be7 12. fxe6 fxe6 13. Bc4 Nxe4 14. Nxe4 Bxh4+ 15. g3 Be7 16. Bxe6 Bxe6 17. Nxe6 Qxa2 18. Nc7+ Kd7 19. Rxb7 Qa1+ 20. Ke2 Qxh1 21. Nd5+ Kc8 22. Qc3+ Kxb7 *", + "Moves": "c3c7", + "MovesSAN": "Qc7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "5r1k/p5pp/3p2p1/4p3/4q1P1/2P4P/PP1R4/2K2R2 w - - 0 27", + "PGN": "1. e4 e5 2. Nf3 d6 3. Bc4 Bg4 4. h3 Bh5 5. g4 Bg6 6. Nc3 Nf6 7. d3 Nc6 8. Nh4 Nd4 9. Nxg6 fxg6 10. Be3 Be7 11. Nd5 Nxd5 12. Bxd5 c6 13. Bxd4 cxd5 14. Be3 dxe4 15. dxe4 O-O 16. Qd5+ Rf7 17. Qxb7 Qf8 18. O-O-O Bg5 19. Qb3 Bxe3+ 20. Qxe3 Rf3 21. Qe1 Rc8 22. Rd2 Qf4 23. c3 Rxf2 24. Qxf2 Qxe4 25. Rf1 Kh8 26. Qf8+ Rxf8 *", + "Moves": "f1f8", + "MovesSAN": "Rxf8#", + "Themes": "backRankMate endgame mate mateIn1 oneMove queenRookEndgame" + }, + { + "FEN": "r5k1/p5bp/1p3qp1/2p5/4Pp2/3P3Q/PP3P2/1K1R3R b - - 1 23", + "PGN": "1. d4 Nf6 2. Nc3 d6 3. e4 g6 4. Nf3 Bg7 5. Bd3 O-O 6. h4 e5 7. dxe5 dxe5 8. Bg5 Nbd7 9. Bxf6 Bxf6 10. Qd2 b6 11. Qh6 Bg7 12. Qe3 Nc5 13. h5 Nxd3+ 14. cxd3 Qf6 15. hxg6 fxg6 16. O-O-O c5 17. Kb1 Bg4 18. Nd5 Qe6 19. Nc7 Qf6 20. Nxa8 Bxf3 21. gxf3 Rxa8 22. f4 exf4 23. Qh3 *", + "Moves": "f6b2", + "MovesSAN": "Qxb2#", + "Themes": "endgame mate mateIn1 oneMove queensideAttack" + }, + { + "FEN": "3R4/5kp1/2b1p3/1pB1PP1p/7P/P2p2PK/8/1r6 w - - 1 36", + "PGN": "1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Bd7 5. Nf3 Qb6 6. Bd3 cxd4 7. cxd4 Nc6 8. O-O Nxd4 9. Nbd2 Nxf3+ 10. Nxf3 Ne7 11. Be3 Qd8 12. Nd4 Ng6 13. f4 Bc5 14. Rc1 Bxd4 15. Bxd4 O-O 16. g3 Rc8 17. Rxc8 Qxc8 18. Bxa7 Qa8 19. Bc5 Rc8 20. Ba3 b5 21. h4 Qa7+ 22. Kh2 Qd4 23. Bxg6 Qxd1 24. Bxf7+ Kxf7 25. Rxd1 Rc4 26. Bd6 Rc2+ 27. Kh3 Rxb2 28. a3 h5 29. Rc1 Rb3 30. Rc7 Ke8 31. Rb7 d4 32. Rb8+ Kf7 33. Rd8 Bc6 34. Bc5 d3 35. f5 Rb1 *", + "Moves": "d8f8", + "MovesSAN": "Rf8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "QRr3k1/p3bppp/6q1/4P3/5B2/P6P/1PP3P1/2K2B1R b - - 0 19", + "PGN": "1. e4 d6 2. f4 Nf6 3. Nc3 c6 4. Nf3 Bg4 5. h3 Bxf3 6. Qxf3 Qc7 7. d4 e5 8. fxe5 dxe5 9. dxe5 Qxe5 10. Bf4 Qa5 11. O-O-O Bb4 12. e5 Nd5 13. Nxd5 cxd5 14. a3 Be7 15. Rxd5 Qb6 16. Rb5 Qg6 17. Qxb7 O-O 18. Qxa8 Rc8 19. Rxb8 *", + "Moves": "g6c2", + "MovesSAN": "Qxc2#", + "Themes": "mate mateIn1 middlegame oneMove queensideAttack" + }, + { + "FEN": "r4rk1/1pp3p1/p2p1q1p/4p3/3NP2P/P2P4/1PP2P2/R2QK2R b KQ - 0 17", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bc4 d6 5. d3 Be7 6. a3 O-O 7. h3 a6 8. g4 Ne8 9. g5 Be6 10. Bd5 Bxd5 11. Nxd5 Nd4 12. h4 f5 13. gxf6 Nxf6 14. Nxe7+ Qxe7 15. Bg5 h6 16. Bxf6 Qxf6 17. Nxd4 *", + "Moves": "f6f2", + "MovesSAN": "Qxf2#", + "Themes": "attackingF2F7 mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2k3r1/3r1pp1/pRp1pn1p/q1P1B2P/3P4/8/5PP1/4R1K1 w - - 0 36", + "PGN": "1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. N1e2 e6 7. Nf4 Bd6 8. h4 Bxf4 9. Bxf4 h6 10. h5 Bh7 11. Bd3 Bxd3 12. Qxd3 Nf6 13. c4 Qa5+ 14. Bd2 Qc7 15. O-O Nbd7 16. Rfe1 O-O-O 17. Qf3 Nb6 18. Bf4 Qd7 19. c5 Nbd5 20. Bd6 Ne8 21. Ne4 Ndf6 22. Be5 Nxe4 23. Qxe4 Nf6 24. Qe2 Qd5 25. b4 Rhg8 26. b5 Nd7 27. bxc6 Qxc6 28. Bd6 Nf6 29. a4 Ne8 30. Be5 Nf6 31. a5 a6 32. Rab1 Rd7 33. Rb6 Qa4 34. Qf3 Qxa5 35. Qc6+ bxc6 *", + "Moves": "b6b8", + "MovesSAN": "Rb8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3q1r2/p1r1pBkp/1p2P1pb/8/3Pb2P/B1P3Q1/6P1/5RK1 w - - 0 22", + "PGN": "1. e4 c5 2. b4 cxb4 3. a3 bxa3 4. d4 g6 5. Nf3 Bg7 6. c3 d6 7. Bc4 Nf6 8. e5 dxe5 9. Nxe5 O-O 10. O-O Nbd7 11. f4 b6 12. Bxa3 Bb7 13. Nd2 Nxe5 14. fxe5 Nd5 15. Qf3 Bh6 16. Ne4 Ne3 17. Bxf7+ Kg7 18. e6 Nxf1 19. Rxf1 Rc8 20. h4 Rc7 21. Qg3 Bxe4 *", + "Moves": "g3e5", + "MovesSAN": "Qe5#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "6k1/p6p/6p1/2pp4/P1P5/2PbB2P/2r4b/4Q2K b - - 9 40", + "PGN": "1. d4 c6 2. e4 d5 3. exd5 cxd5 4. Bd3 Nc6 5. c3 Nf6 6. h3 g6 7. Nf3 Bg7 8. O-O O-O 9. Re1 Nd7 10. Bf4 f6 11. Qb3 Nb6 12. Nbd2 Kh8 13. Bh2 Re8 14. Re2 e5 15. dxe5 fxe5 16. Bb5 e4 17. Rae1 Rf8 18. Bxc6 exf3 19. Re8 Qf6 20. Rxf8+ Qxf8 21. Re8 bxc6 22. Rxf8+ Bxf8 23. Be5+ Kg8 24. Nxf3 Bd7 25. a4 Nc4 26. Bf6 Re8 27. Qc2 Bf5 28. Qc1 Re2 29. b3 Rb2 30. Kh2 Bd6+ 31. g3 Rxf2+ 32. Kg1 Rxf3 33. bxc4 Rxg3+ 34. Kf2 Be4 35. Bd4 c5 36. Be3 Rg2+ 37. Kf1 Rc2 38. Qe1 Bd3+ 39. Kg1 Bh2+ 40. Kh1 *", + "Moves": "d3e4", + "MovesSAN": "Be4#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "r1b3rk/pp4p1/6BN/8/7q/2P3R1/P4nP1/4R1K1 w - - 0 29", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bxb4 5. c3 Ba5 6. d4 exd4 7. Qb3 Qe7 8. O-O d6 9. Ba3 Nh6 10. e5 O-O 11. exd6 cxd6 12. Re1 Qf6 13. Nbd2 Bc7 14. Ne4 Qd8 15. Bd5 Ng4 16. Rad1 Nge5 17. Nfg5 h6 18. h4 d3 19. Nxf7 Nxf7 20. Rxd3 Ne5 21. Rg3 Qxh4 22. Bxd6 Bxd6 23. Nxd6 Ng4 24. Bxf7+ Kh8 25. Bg6 Nxf2 26. Nf7+ Kg8 27. Nxh6+ Kh8 28. Qg8+ Rxg8 *", + "Moves": "h6f7", + "MovesSAN": "Nf7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r3kb1r/2q2pp1/p3pn2/7p/3P2n1/1NP2B1P/PP3PP1/R1BQ1RK1 b kq - 0 13", + "PGN": "1. e4 d5 2. exd5 c6 3. dxc6 Nf6 4. Nf3 a6 5. cxb7 Bxb7 6. d4 Qc7 7. c3 Nbd7 8. Be2 e6 9. O-O Ng4 10. h3 h5 11. Nbd2 Ndf6 12. Nb3 Bxf3 13. Bxf3 *", + "Moves": "c7h2", + "MovesSAN": "Qh2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "1k2r3/p4Rpp/1ppb4/8/2qP4/8/1P4PP/4R1K1 w - - 0 29", + "PGN": "1. e4 e5 2. f4 exf4 3. Nf3 d5 4. exd5 Qxd5 5. Nc3 Qd6 6. d4 Nf6 7. Bb5+ c6 8. Bc4 Be6 9. Bd3 Nbd7 10. O-O O-O-O 11. a4 Bg4 12. a5 Nd5 13. Ne4 Qc7 14. a6 b6 15. c4 Ne3 16. Bxe3 fxe3 17. Qe1 Bxf3 18. Rxf3 Nf6 19. Qxe3 Nxe4 20. Bxe4 Re8 21. Bf5+ Re6 22. Bxe6+ fxe6 23. Qxe6+ Kb8 24. Qe8+ Qc8 25. Re1 Bd6 26. Qe4 Qxa6 27. Rf7 Qxc4 28. Qe8+ Rxe8 *", + "Moves": "e1e8", + "MovesSAN": "Rxe8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "8/8/6Qp/5p2/5K1P/6P1/4q3/5k2 b - - 8 62", + "PGN": "1. Nf3 Nf6 2. d4 g6 3. g3 Bg7 4. Bg2 d6 5. c4 c5 6. dxc5 Qa5+ 7. Nc3 Qxc5 8. Qb3 O-O 9. O-O Nc6 10. e3 Na5 11. Qb5 Nxc4 12. Qxc5 dxc5 13. Rd1 Nd6 14. Nd2 Bg4 15. Re1 Rad8 16. Nde4 Nfxe4 17. Nxe4 Nxe4 18. Bxe4 b6 19. a4 Rd1 20. Rxd1 Bxd1 21. a5 b5 22. Ra3 Rd8 23. Rd3 Rxd3 24. Bxd3 c4 25. Be4 f5 26. Bc6 b4 27. Bd5+ Kf8 28. Bxc4 Bf3 29. Bd2 Bxb2 30. Bxb4 Be5 31. Bc5 Bb8 32. Kf1 Kg7 33. Ke1 e5 34. Kd2 Kh6 35. Kc3 Kg5 36. h4+ Kg4 37. Bg8 h6 38. Bf7 Kh5 39. Kb4 Bb7 40. Kc4 Ba6+ 41. Kd5 Bb5 42. Bd6 Bxd6 43. Kxd6 e4 44. Kc5 Ba4 45. Kb4 Bd7 46. Kc5 a6 47. Kb6 Bb5 48. Bd5 Kg4 49. Bb7 Kf3 50. Bxa6 Bxa6 51. Kxa6 Kxf2 52. Kb6 Kxe3 53. a6 Kf2 54. a7 e3 55. a8=Q e2 56. Qa2 Kf1 57. Qf7 e1=Q 58. Qxg6 Qb1+ 59. Kc5 Qc1+ 60. Kd4 Qb2+ 61. Ke3 Qe2+ 62. Kf4 *", + "Moves": "e2e4", + "MovesSAN": "Qe4#", + "Themes": "endgame mate mateIn1 oneMove queenEndgame" + }, + { + "FEN": "5rk1/5p1p/3ppq2/6p1/6P1/7R/2Q3P1/7K w - - 0 32", + "PGN": "1. e4 d6 2. d4 Nf6 3. Bd3 g6 4. f4 Bg7 5. Nf3 O-O 6. O-O Nc6 7. a3 a6 8. b4 Rb8 9. d5 Na7 10. Bb2 c5 11. Nbd2 Qb6 12. Kh1 Nb5 13. a4 Nd4 14. Nxd4 cxd4 15. Nc4 Qxb4 16. Bxd4 Bg4 17. Qc1 b5 18. axb5 axb5 19. Rb1 Qa4 20. Bxf6 bxc4 21. Bxg7 Rxb1 22. Qxb1 Kxg7 23. h3 cxd3 24. hxg4 dxc2 25. Qb2+ Kg8 26. Rf2 Qxe4 27. Qxc2 Qxd5 28. f5 g5 29. f6 e6 30. Rf3 Qe5 31. Rh3 Qxf6 *", + "Moves": "c2h7", + "MovesSAN": "Qxh7#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "6k1/1p4pp/2p5/4p1P1/4P2P/pPqRP3/P7/1K3Q2 b - - 0 31", + "PGN": "1. e4 e5 2. Bc4 Nf6 3. Nc3 Nc6 4. d3 Bc5 5. Be3 Bxe3 6. fxe3 O-O 7. Qd2 Re8 8. O-O-O a5 9. h3 a4 10. g4 a3 11. b3 Na5 12. Nf3 Nxc4 13. dxc4 d6 14. g5 Nh5 15. h4 Bg4 16. Rdf1 Ng3 17. Rhg1 Nxf1 18. Rxf1 Bxf3 19. Rxf3 c6 20. Qf2 Re7 21. Ne2 d5 22. Ng3 dxc4 23. Nf5 cxb3 24. Nxe7+ Qxe7 25. cxb3 Kh8 26. Rxf7 Qc5+ 27. Kb1 Kg8 28. Rd7 Rf8 29. Qe2 Qc3 30. Rd3 Rf1+ 31. Qxf1 *", + "Moves": "c3b2", + "MovesSAN": "Qb2#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "1r1r2k1/1p3ppp/p1n1q3/6Q1/4n3/P1B4P/2P1B1P1/5RNK w - - 5 27", + "PGN": "1. d4 d5 2. e3 Nf6 3. a3 Nc6 4. Bd3 e5 5. dxe5 Nxe5 6. Nc3 Be6 7. Nge2 Bd6 8. h3 O-O 9. O-O c5 10. Ng3 c4 11. Be2 a6 12. b3 Nc6 13. bxc4 dxc4 14. Bb2 Bxg3 15. fxg3 Qb6 16. Rb1 Qxe3+ 17. Kh1 Qxg3 18. Bf3 Rab8 19. Ne2 Qh4 20. Ng1 Rfd8 21. Qe2 c3 22. Bxc3 Bc4 23. Qe3 Bxf1 24. Rxf1 Qc4 25. Be2 Qe6 26. Qg5 Ne4 *", + "Moves": "g5g7", + "MovesSAN": "Qxg7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "rn1q1bkr/pp2n1p1/3p3p/4p1N1/6Q1/P1N5/1P3PPP/R1B1K2R w KQ - 0 15", + "PGN": "1. e4 Nf6 2. e5 Nd5 3. c4 Nb4 4. a3 N4c6 5. d4 e6 6. Nc3 d6 7. Nf3 dxe5 8. d5 exd5 9. cxd5 Ne7 10. Bc4 Bg4 11. d6 cxd6 12. Bxf7+ Kxf7 13. Ng5+ Kg8 14. Qxg4 h6 *", + "Moves": "g4e6", + "MovesSAN": "Qe6#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "r4k1b/3P1p2/5pnP/2P2Q2/4PP2/1R4R1/1KP3P1/4q3 b - - 2 44", + "PGN": "1. d4 Nf6 2. Bg5 c5 3. d5 d6 4. Bxf6 exf6 5. Nc3 g6 6. h4 h5 7. e4 Bg7 8. Nge2 O-O 9. Ng3 Re8 10. Be2 Nd7 11. Bxh5 gxh5 12. Qxh5 b5 13. O-O-O b4 14. Nce2 Qa5 15. Kb1 Re5 16. Nf5 Nf8 17. Neg3 Ng6 18. Qg4 Bxf5 19. Nxf5 Rxf5 20. Qxf5 Re8 21. f4 b3 22. axb3 Qb4 23. h5 Ne7 24. Qd7 Kf8 25. h6 Bh8 26. Qxd6 Qb6 27. Qd7 Ng6 28. Qf5 c4 29. bxc4 Rb8 30. b3 a5 31. d6 a4 32. Rh3 Rd8 33. c5 Qb5 34. Rg3 Qe2 35. Rdd3 axb3 36. Rxb3 Qd1+ 37. Kb2 Ra8 38. Ra3 Qd4+ 39. Kc1 Qg1+ 40. Kd2 Qf2+ 41. Kc1 Rb8 42. Rab3 Ra8 43. d7 Qe1+ 44. Kb2 *", + "Moves": "e1a1", + "MovesSAN": "Qa1#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "rnb2rk1/pp3ppp/2p1p3/3p2q1/2PP2n1/2NBPK2/PP2NPP1/R1BQ1R2 b - - 4 10", + "PGN": "1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. e3 e6 5. Bd3 Bd6 6. Nge2 O-O 7. O-O Bxh2+ 8. Kxh2 Ng4+ 9. Kg3 Qg5 10. Kf3 *", + "Moves": "g4h2", + "MovesSAN": "Nh2#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "8/6kp/p2p1q2/1p6/4QP1P/8/P1PR4/2K2B2 b - - 0 34", + "PGN": "1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f3 Bg7 5. Be3 O-O 6. Qd2 Re8 7. Bh6 Bh8 8. O-O-O a6 9. g4 b5 10. h4 Bb7 11. Nge2 Nbd7 12. Ng3 c5 13. g5 Nh5 14. Nxh5 gxh5 15. dxc5 Nxc5 16. Kb1 Rc8 17. Nd5 Na4 18. Nf6+ exf6 19. gxf6 Bxf6 20. Rg1+ Kh8 21. Qf4 Be5 22. Qxf7 Rc7 23. Qxh5 Nxb2 24. f4 Bg7 25. Bxg7+ Rxg7 26. Rxg7 Kxg7 27. Rd2 Bxe4 28. Kxb2 Qf6+ 29. Kc1 Rc8 30. Qg4+ Kh8 31. Qxc8+ Kg7 32. Qd7+ Kg8 33. Qe8+ Kg7 34. Qxe4 *", + "Moves": "f6a1", + "MovesSAN": "Qa1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r2kB3/p1ppn1Qp/1p6/8/4P3/4q3/PPKNb1PP/R1B4R b - - 6 20", + "PGN": "1. e4 e5 2. Bc4 Bc5 3. Nf3 Nf6 4. Nxe5 Bxf2+ 5. Kxf2 Nxe4+ 6. Kg1 Qf6 7. Qf3 Qxe5 8. Qxf7+ Kd8 9. d3 Qd4+ 10. Kf1 Re8 11. dxe4 Qd1+ 12. Kf2 Qxc2+ 13. Nd2 Nc6 14. Qxg7 Ne7 15. Bf7 Qc5+ 16. Kf1 b6 17. Bxe8 Ba6+ 18. Ke1 Qe3+ 19. Kd1 Be2+ 20. Kc2 *", + "Moves": "e3d3", + "MovesSAN": "Qd3#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2k4r/ppp2pp1/2n3p1/4p3/6Pq/P1PP1Q2/2P2P2/R1B2RKB b - - 2 20", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Nc3 Bb4 5. d3 Bxc3+ 6. bxc3 d6 7. a3 Bg4 8. h3 Bh5 9. g4 Bg6 10. Nh4 Qe7 11. Nxg6 hxg6 12. O-O O-O-O 13. Kg2 d5 14. exd5 Nxd5 15. Kf3 Rxh3+ 16. Kg2 Rdh8 17. Bxd5 Rh2+ 18. Kg1 Rh1+ 19. Bxh1 Qh4 20. Qf3 *", + "Moves": "h4h2", + "MovesSAN": "Qh2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r4rk1/n3q1pp/1p2p3/p2pP1N1/P7/8/1PQ2PPP/R3R1K1 w - - 2 24", + "PGN": "1. d4 e6 2. e4 d5 3. e5 c5 4. c3 cxd4 5. cxd4 Ne7 6. Nf3 Ng6 7. Bd3 Nc6 8. Bg5 Be7 9. Bxe7 Qxe7 10. O-O O-O 11. Nc3 Nf4 12. Qd2 Nxd3 13. Qxd3 a5 14. Nb5 Nb4 15. Qd2 b6 16. a3 Nc6 17. Nd6 Ba6 18. Rfe1 f6 19. Qc2 Na7 20. a4 fxe5 21. dxe5 Bb7 22. Nxb7 Qxb7 23. Ng5 Qe7 *", + "Moves": "c2h7", + "MovesSAN": "Qxh7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2k4r/p7/1p6/2pR1PP1/6K1/1P5r/P5R1/8 b - - 0 43", + "PGN": "1. e4 d6 2. Nc3 c6 3. Bc4 Nf6 4. d3 Bg4 5. Nf3 Nbd7 6. h3 Bh5 7. O-O Qc7 8. d4 e5 9. Be2 Be7 10. Nh4 Bxe2 11. Qxe2 exd4 12. Nd1 Ne5 13. Nf5 O-O-O 14. Nxg7 Rhg8 15. Nf5 h5 16. Bf4 Ng6 17. Bh2 h4 18. c3 dxc3 19. Nxc3 Rde8 20. Rad1 Nd7 21. Nxe7+ Nxe7 22. Bxd6 Qb6 23. Na4 Qa5 24. b3 f5 25. exf5 Nxf5 26. Qd3 Nxd6 27. Qxd6 Nb6 28. Nxb6+ Qxb6 29. Qd4 c5 30. Qxh4 Qg6 31. Qg4+ Qxg4 32. hxg4 Rxg4 33. f3 Rg3 34. Kf2 Reg8 35. Rg1 R3g6 36. Rd5 b6 37. g4 Re8 38. f4 Rh6 39. g5 Rh2+ 40. Rg2 Rh4 41. Kf3 Rh3+ 42. Kg4 Reh8 43. f5 *", + "Moves": "h8h4", + "MovesSAN": "R8h4#", + "Themes": "endgame mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "r3kbr1/pbp2p2/5n1p/4p3/8/2N2Q2/PPPP1N1P/R1B2R1K b q - 0 15", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 b5 6. Bxb5 Qxd5 7. Bxc6+ Qxc6 8. O-O Bb7 9. f3 h6 10. Nh3 g5 11. Nc3 g4 12. Nf2 gxf3 13. gxf3 Rg8+ 14. Kh1 Qxf3+ 15. Qxf3 *", + "Moves": "b7f3", + "MovesSAN": "Bxf3#", + "Themes": "kingsideAttack mate mateIn1 oneMove opening" + }, + { + "FEN": "r2q3r/2p3Qp/p1nkb3/2bnp3/8/N2P4/PPP2PPP/R1B2RK1 w - - 0 14", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Bc5 5. O-O d6 6. Ng5 d5 7. exd5 Nxd5 8. Nxf7 Kxf7 9. Qf3+ Ke6 10. Qg4+ Kd6 11. Qxg7 Be6 12. Na3 a6 13. Bxa6 bxa6 *", + "Moves": "a3c4", + "MovesSAN": "Nc4#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "rn2kb1r/pQ2pppp/8/1b1p4/3P1q2/2P2N2/P4PPP/R3K2R w KQkq - 0 12", + "PGN": "1. Nf3 Nf6 2. e4 Nxe4 3. d4 d5 4. c4 c6 5. Nc3 Nxc3 6. bxc3 Bf5 7. cxd5 cxd5 8. Qb3 Qc7 9. Bf4 Qxf4 10. Qxb7 Bd7 11. Bb5 Bxb5 *", + "Moves": "b7c8", + "MovesSAN": "Qc8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2rq4/pb3rp1/1p5k/3pPQ2/6P1/8/P4P2/3nR1K1 w - - 0 26", + "PGN": "1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 c5 7. Nf3 cxd4 8. cxd4 Bb4+ 9. Bd2 Bxd2+ 10. Qxd2 O-O 11. Bc4 Nc6 12. O-O Na5 13. Bd3 b6 14. Rad1 Bb7 15. Rfe1 Rc8 16. d5 exd5 17. e5 Nc4 18. Qf4 Nb2 19. Bxh7+ Kxh7 20. Ng5+ Kg6 21. h4 Nxd1 22. h5+ Kxh5 23. g4+ Kg6 24. Qf5+ Kh6 25. Nxf7+ Rxf7 *", + "Moves": "f5h5", + "MovesSAN": "Qh5#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3Q1rk1/p5pp/R4p2/1qB5/3P1P2/4P2P/2r3P1/6K1 w - - 3 38", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Bd3 d5 6. Nf3 Nc6 7. O-O O-O 8. a3 Bxc3 9. bxc3 b6 10. cxd5 exd5 11. Bb5 Bd7 12. Bxc6 Bxc6 13. Ne5 Qd6 14. f4 Ne4 15. Qe1 f6 16. Nf3 Bb5 17. Rf2 Nxf2 18. Qxf2 Rfe8 19. a4 Bc6 20. a5 bxa5 21. Rxa5 cxd4 22. cxd4 Qb4 23. Rc5 Rac8 24. Bd2 Qb1+ 25. Rc1 Qb6 26. h3 Bb5 27. Rb1 Qc6 28. Qg3 Bd3 29. Rc1 Qd7 30. Ra1 Rc2 31. Ra3 Be4 32. Bb4 Bxf3 33. Qxf3 Rec8 34. Bc5 Rc7 35. Ra6 Qb5 36. Qxd5+ Rf7 37. Qd8+ Rf8 *", + "Moves": "d8f8", + "MovesSAN": "Qxf8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "2r3k1/1p1b1ppp/pN6/2bp1P2/3Qn2q/1P2P3/PB2B1PP/5RK1 w - - 3 22", + "PGN": "1. c4 Nf6 2. Nc3 e6 3. Nf3 d5 4. e3 c5 5. cxd5 exd5 6. d4 Nc6 7. Bb5 cxd4 8. Nxd4 Bd7 9. O-O Bd6 10. Nf3 Be6 11. b3 O-O 12. Bb2 Rc8 13. Rc1 a6 14. Be2 Re8 15. Na4 Ne4 16. Nd4 Qh4 17. f4 Nxd4 18. Qxd4 Bf8 19. Rxc8 Rxc8 20. f5 Bd7 21. Nb6 Bc5 *", + "Moves": "d4g7", + "MovesSAN": "Qxg7#", + "Themes": "kingsideAttack master masterVsMaster mate mateIn1 middlegame oneMove" + }, + { + "FEN": "6k1/1p2r1pR/4pr2/3p4/p1pP4/P1P4Q/1P3PPP/3qR1K1 b - - 2 32", + "PGN": "1. d4 d5 2. Nf3 Nf6 3. Bf4 Bf5 4. Nbd2 e6 5. c3 c5 6. e3 c4 7. Nh4 Bg4 8. Be2 Bxe2 9. Qxe2 Ne4 10. Nhf3 Nxd2 11. Nxd2 Qb6 12. Rb1 Bd6 13. O-O O-O 14. Qg4 Bxf4 15. Qxf4 Nd7 16. e4 Rfe8 17. e5 f6 18. exf6 Nxf6 19. Nf3 a5 20. Ne5 Qc7 21. Rfe1 a4 22. a3 Re7 23. Re2 Rf8 24. Qg5 Ne4 25. Qe3 Nf6 26. Rbe1 Nd7 27. Qh3 Nxe5 28. Rxe5 Qb6 29. R1e2 Rf6 30. Rh5 Qb3 31. Rxh7 Qd1+ 32. Re1 *", + "Moves": "d1e1", + "MovesSAN": "Qxe1#", + "Themes": "endgame hangingPiece kingsideAttack mate mateIn1 oneMove" + }, + { + "FEN": "2kr4/ppp2Qn1/3p2pp/3N4/3nP2P/1P1P4/P1P3q1/2KR3R b - - 0 18", + "PGN": "1. e4 e5 2. f4 exf4 3. Nf3 h6 4. h4 d6 5. b3 Bg4 6. Bb2 Qe7 7. Nc3 Nf6 8. d3 Nc6 9. Be2 O-O-O 10. Qd2 Nh5 11. O-O-O g6 12. Nd5 Qe6 13. Bxh8 Bg7 14. Bxg7 Nxg7 15. Nd4 Nxd4 16. Bxg4 Qxg4 17. Qxf4 Qxg2 18. Qxf7 *", + "Moves": "g2c2", + "MovesSAN": "Qxc2#", + "Themes": "mate mateIn1 middlegame oneMove queensideAttack" + }, + { + "FEN": "6Q1/8/p7/2qppk2/7P/2P3K1/P2N1r2/8 w - - 6 31", + "PGN": "1. d4 d5 2. Bf4 Bf5 3. e3 h5 4. h4 Nf6 5. c3 c5 6. Nf3 Nc6 7. Bb5 a6 8. Bxc6+ bxc6 9. Nbd2 Qb6 10. b3 e6 11. Ne5 cxd4 12. exd4 c5 13. dxc5 Bxc5 14. O-O Ng4 15. Nxg4 hxg4 16. g3 Bd3 17. Qxg4 O-O-O 18. Qxg7 Bxf1 19. Rxf1 Rhg8 20. Qxf7 Rdf8 21. Qh7 e5 22. Be3 Rxg3+ 23. Kh2 Rxe3 24. b4 Ref3 25. bxc5 Rxf2+ 26. Rxf2 Rxf2+ 27. Kg3 Qxc5 28. Qg8+ Kd7 29. Qg7+ Ke6 30. Qg8+ Kf5 *", + "Moves": "g8f7", + "MovesSAN": "Qf7#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r1bq1rk1/pp1n2p1/2n1pp2/3pP1NQ/1b1P4/2N4P/PP3PP1/R1B2RK1 w - - 0 15", + "PGN": "1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. h3 Nc6 5. Bd3 e6 6. Bc2 Be7 7. d4 cxd4 8. cxd4 d5 9. e5 Nd7 10. Nc3 Bb4 11. O-O O-O 12. Bxh7+ Kxh7 13. Ng5+ Kg8 14. Qh5 f6 *", + "Moves": "h5h7", + "MovesSAN": "Qh7#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "r4rk1/5ppp/p3p1n1/1pNb4/6n1/3P1P2/PPP1B1PP/R3R1NK b - - 0 20", + "PGN": "1. e4 c5 2. Nf3 a6 3. Be2 b5 4. O-O Bb7 5. d3 e6 6. Be3 d5 7. exd5 Bxd5 8. Nbd2 Nf6 9. Nb3 Qc7 10. Qd2 Be7 11. Bf4 Bd6 12. Bxd6 Qxd6 13. Rfe1 O-O 14. Kh1 Nbd7 15. Ng1 Ne5 16. Qf4 Qc6 17. f3 Ng6 18. Qe3 Ng4 19. Qxc5 Qxc5 20. Nxc5 *", + "Moves": "g4f2", + "MovesSAN": "Nf2#", + "Themes": "mate mateIn1 middlegame oneMove smotheredMate" + }, + { + "FEN": "r1b2rk1/pp1p1ppp/1bp1q3/4P2Q/5n2/8/PPBP1PPP/R1B1R1K1 w - - 0 16", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nd4 4. Nxd4 exd4 5. O-O Qf6 6. c3 Bc5 7. e5 Qg6 8. cxd4 Bxd4 9. Nc3 c6 10. Bb3 Ne7 11. Bc2 Qe6 12. Re1 O-O 13. Qh5 Ng6 14. Ne2 Bb6 15. Nf4 Nxf4 *", + "Moves": "h5h7", + "MovesSAN": "Qxh7#", + "Themes": "kingsideAttack mate mateIn1 oneMove opening" + }, + { + "FEN": "4k3/1R6/4PK2/8/1p6/8/8/r7 w - - 3 55", + "PGN": "1. c4 e6 2. d3 b6 3. Nc3 Bb7 4. e4 Bb4 5. Bd2 Ne7 6. Nf3 h6 7. Be2 Nbc6 8. O-O O-O 9. a3 Bxc3 10. Bxc3 d5 11. cxd5 exd5 12. exd5 Nxd5 13. Bd2 Qd6 14. d4 Nf6 15. Be3 Ng4 16. h3 Nxe3 17. fxe3 Rae8 18. Qd2 Qe7 19. Kf2 Na5 20. Qd3 Bd5 21. b4 Nc4 22. Ne5 Nxe5 23. dxe5 Qxe5 24. Bf3 Bxf3 25. Kxf3 Rd8 26. Qe4 Qxe4+ 27. Kxe4 Rfe8+ 28. Kf3 g5 29. Rfe1 f5 30. g4 fxg4+ 31. Kxg4 Kg7 32. e4 Kg6 33. Rac1 h5+ 34. Kg3 Re7 35. Rc6+ Kg7 36. Re3 Red7 37. e5 Rd3 38. Rxc7+ Kg6 39. Kf3 g4+ 40. hxg4 hxg4+ 41. Kf2 g3+ 42. Rxg3+ Rxg3 43. Kxg3 Rd3+ 44. Kf4 Rxa3 45. Ke4 Ra4 46. Rc4 b5 47. Rd4 a5 48. bxa5 Rxa5 49. Rd6+ Kf7 50. Rb6 Ra4+ 51. Kf5 b4 52. Rb7+ Ke8 53. e6 Ra5+ 54. Kf6 Ra1 *", + "Moves": "b7b8", + "MovesSAN": "Rb8#", + "Themes": "endgame mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "4k3/5p1r/p3p1p1/2n1q3/1PP5/P1NQ2Pp/6bP/3R2K1 w - - 0 31", + "PGN": "1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. c4 d6 6. Nc3 a6 7. Be2 Nge7 8. Be3 Ng6 9. O-O Be7 10. f4 Nf8 11. Bf3 g6 12. e5 dxe5 13. Nxc6 bxc6 14. Bxc6+ Bd7 15. Bxa8 Qxa8 16. fxe5 h5 17. Qd2 Bc6 18. Qf2 Rh7 19. Rad1 h4 20. Rd3 h3 21. g3 Nd7 22. Bd4 Qd8 23. Rfd1 Qc7 24. Qd2 Nc5 25. Re3 Nd7 26. a3 Bg5 27. b4 Bxe3+ 28. Qxe3 Bg2 29. Bc5 Qxe5 30. Qd3 Nxc5 *", + "Moves": "d3d8", + "MovesSAN": "Qd8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "6k1/1r5q/2p2p1B/7Q/2P1p1pP/1P3pP1/P4P1K/8 w - - 3 46", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. Be3 Nf6 7. Bc4 Nxe4 8. Nxe4 d5 9. Nxc6 bxc6 10. Bb3 dxe4 11. c3 O-O 12. Qc2 Bf5 13. O-O Qc7 14. Ba4 h5 15. Rad1 Be5 16. g3 a5 17. Qc1 Bg7 18. Bf4 e5 19. Be3 Bg4 20. Rd2 Bf3 21. h3 Qc8 22. Kh2 Qe6 23. Bb3 Qf5 24. Bd1 g5 25. Bxf3 exf3 26. Rdd1 g4 27. h4 Rab8 28. Rd6 Rfc8 29. Rfd1 Rb5 30. Rd8+ Rxd8 31. Rxd8+ Kh7 32. c4 Rb7 33. Qd2 e4 34. b3 Qf6 35. Rd6 Qb2 36. Rh6+ Kg8 37. Qd8+ Bf8 38. Rh8+ Kxh8 39. Qxf8+ Kh7 40. Qh6+ Kg8 41. Qg5+ Qg7 42. Qd8+ Kh7 43. Qxa5 f6 44. Qxh5+ Kg8 45. Bh6 Qh7 *", + "Moves": "h5e8", + "MovesSAN": "Qe8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "Q7/pp2kpp1/8/3p3n/8/2P2Pb1/PPB2P1q/R1B2K2 b - - 6 25", + "PGN": "1. d4 d5 2. Nd2 Nf6 3. Ngf3 Bg4 4. e3 e6 5. Bd3 c5 6. c3 Nc6 7. Qe2 cxd4 8. exd4 Bd6 9. h3 Bh5 10. O-O O-O 11. Re1 e5 12. dxe5 Nxe5 13. Bc2 Re8 14. Qd1 Nxf3+ 15. Nxf3 Rxe1+ 16. Qxe1 Bxf3 17. gxf3 Nh5 18. Qd1 Qh4 19. Qd3 Qxh3 20. Qxh7+ Kf8 21. Qh8+ Ke7 22. Qxa8 Bh2+ 23. Kh1 Bg3+ 24. Kg1 Qh2+ 25. Kf1 *", + "Moves": "h2f2", + "MovesSAN": "Qxf2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r4r1k/p5pp/3b4/3Q4/5P2/1N1p3n/PP4PP/R1B3RK b - - 0 23", + "PGN": "1. e4 c5 2. Bc4 e6 3. Ne2 Nc6 4. O-O Be7 5. f4 d5 6. exd5 exd5 7. Bb5 f5 8. d4 Nf6 9. Bxc6+ bxc6 10. c3 O-O 11. Ng3 Qb6 12. Re1 Bd6 13. Qd3 cxd4 14. cxd4 c5 15. Nxf5 Bxf5 16. Qxf5 cxd4 17. Nd2 Kh8 18. Nb3 d3+ 19. Kh1 Ne4 20. Qxd5 Nf2+ 21. Kg1 Nh3+ 22. Kh1 Qg1+ 23. Rxg1 *", + "Moves": "h3f2", + "MovesSAN": "Nf2#", + "Themes": "mate mateIn1 middlegame oneMove smotheredMate" + }, + { + "FEN": "r1bq1rk1/pp2n1b1/4ppp1/1Bppn1N1/4P2Q/2NP3P/PPP2PP1/R3K2R w KQ - 0 13", + "PGN": "1. e4 c5 2. Nf3 g6 3. Bc4 Bg7 4. Nc3 e6 5. d3 Ne7 6. Bg5 h6 7. h3 hxg5 8. Nxg5 d5 9. Bb5+ Nbc6 10. Qf3 O-O 11. Qg4 Ne5 12. Qh4 f6 *", + "Moves": "h4h7", + "MovesSAN": "Qh7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r4rk1/ppp4p/3p2p1/3Pp3/2P2nB1/6Nq/PP3P2/R2Q1RK1 b - - 0 19", + "PGN": "1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 Nc6 6. h3 O-O 7. Be2 e5 8. d5 Ne7 9. O-O Nh5 10. Be3 f5 11. exf5 Nxf5 12. Bg5 Bf6 13. Bxf6 Qxf6 14. g4 Nh4 15. Nxh4 Qxh4 16. Ne4 Nf4 17. Ng3 Qxh3 18. Bf3 Bxg4 19. Bxg4 *", + "Moves": "h3g2", + "MovesSAN": "Qg2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "6k1/pb3p2/1p4pQ/2pn4/8/1P1B2P1/PBP2PKP/4r3 b - - 1 23", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nxc6 bxc6 6. Bd3 Bc5 7. O-O O-O 8. Nc3 h6 9. Na4 Bb6 10. Nxb6 cxb6 11. b3 Re8 12. Re1 d5 13. exd5 Nxd5 14. Bb2 Bb7 15. Qg4 Qg5 16. Qd7 Re7 17. Rxe7 Qxe7 18. Qf5 g6 19. Qh3 Re8 20. g3 c5 21. Qxh6 Qe1+ 22. Rxe1 Rxe1+ 23. Kg2 *", + "Moves": "d5f4", + "MovesSAN": "Nf4#", + "Themes": "doubleCheck endgame mate mateIn1 oneMove" + }, + { + "FEN": "r7/4p3/p2p2pk/1p5p/2q2r2/6RP/PPQ3P1/R6K w - - 4 30", + "PGN": "1. e4 c5 2. Nf3 g6 3. d4 Bg7 4. dxc5 Qa5+ 5. Bd2 Qxc5 6. Nc3 Nf6 7. Bd3 O-O 8. O-O Nc6 9. Bg5 h6 10. Bf4 Nd4 11. Nxd4 Qxd4 12. Qd2 h5 13. Bh6 a6 14. Rfe1 d6 15. Bxg7 Kxg7 16. Re3 Ng4 17. Rf3 Ne5 18. Rg3 Bd7 19. h3 Bc6 20. Kh1 b5 21. Qe2 Kh6 22. f4 Nxd3 23. cxd3 f5 24. Rg5 fxe4 25. dxe4 Rxf4 26. Rg3 Bxe4 27. Nxe4 Qxe4 28. Qd2 Qd4 29. Qc2 Qc4 *", + "Moves": "c2g6", + "MovesSAN": "Qxg6#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "q2k4/2pn1p2/1p1p4/4pNrp/r6B/P1PQ4/1P3PP1/R3R1K1 b - - 1 28", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. c3 d6 4. d4 g6 5. Bb5 Bg7 6. d5 a6 7. Qa4 Bd7 8. dxc6 axb5 9. cxd7+ Ke7 10. Qxb5 Ra7 11. Be3 b6 12. Nbd2 Qa8 13. a3 Ra5 14. Qc4 Nf6 15. Ng5 Rf8 16. Nb3 Ra4 17. Qd3 h6 18. Nf3 Nxe4 19. O-O Nf6 20. Rfe1 Nxd7 21. Bf4 g5 22. Bg3 Bf6 23. Nbd4 h5 24. Nf5+ Kd8 25. h4 Rg8 26. hxg5 Bxg5 27. Nxg5 Rxg5 28. Bh4 *", + "Moves": "a8g2", + "MovesSAN": "Qxg2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2kr1b1r/1pp1n1pp/1q3p2/1B1P4/Q7/P1N2b2/1P3PPP/R4RK1 w - - 0 17", + "PGN": "1. d4 d5 2. c4 dxc4 3. e3 Qd5 4. Nc3 Qc6 5. Nf3 f6 6. d5 Qc5 7. e4 e6 8. a3 exd5 9. Be3 Qd6 10. exd5 Bg4 11. Bxc4 Nd7 12. Bb5 O-O-O 13. Bxa7 Nb6 14. Bxb6 Qxb6 15. O-O Ne7 16. Qa4 Bxf3 *", + "Moves": "a4a8", + "MovesSAN": "Qa8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r3k2r/pp3ppp/2p1pnb1/q5B1/3P3Q/P1P3N1/5PPP/2KR1B1R b kq - 0 14", + "PGN": "1. e4 c6 2. Nc3 d5 3. Qf3 dxe4 4. Nxe4 Nd7 5. d4 Ngf6 6. c3 Nxe4 7. Qxe4 Nf6 8. Qh4 Bf5 9. Ne2 e6 10. Ng3 Bg6 11. Bg5 Be7 12. O-O-O Qa5 13. a3 Bxa3 14. bxa3 *", + "Moves": "a5c3", + "MovesSAN": "Qxc3#", + "Themes": "mate mateIn1 middlegame oneMove queensideAttack" + }, + { + "FEN": "8/3R1Qpk/5P1p/8/6q1/8/P3r1PP/5R1K b - - 0 41", + "PGN": "1. e4 d5 2. exd5 Nf6 3. c4 c6 4. dxc6 Nxc6 5. Nf3 e5 6. d3 e4 7. Ng5 exd3 8. Bxd3 Bc5 9. O-O O-O 10. Nc3 Re8 11. b3 b6 12. Bb2 Bb7 13. Nce4 Nxe4 14. Nxe4 Nd4 15. Ng3 Qg5 16. b4 Bxb4 17. Bxd4 Rad8 18. Be3 Qf6 19. Qb3 Bc5 20. Bxc5 Qc6 21. f3 Qxc5+ 22. Kh1 Qd4 23. Rad1 Qf4 24. Be4 Bxe4 25. Nxe4 h6 26. c5 bxc5 27. Nxc5 Rb8 28. Qa4 Qc7 29. Na6 Qe5 30. Nxb8 Rxb8 31. Qxa7 Rb2 32. Rd8+ Kh7 33. Qxf7 Rf2 34. Qg8+ Kg6 35. Kg1 Re2 36. Rd7 Qe3+ 37. Kh1 Qe5 38. Qf7+ Kh7 39. f4 Qd4 40. f5 Qg4 41. f6 *", + "Moves": "g4g2", + "MovesSAN": "Qxg2#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "rn2r1k1/ppp2qpp/1n6/8/2BP4/2P5/P2B1PPP/R3R1K1 w - - 0 16", + "PGN": "1. e4 e6 2. d4 d5 3. exd5 exd5 4. c4 Bb4+ 5. Nc3 Nf6 6. Nf3 O-O 7. cxd5 Re8+ 8. Be2 Nxd5 9. Bd2 Bxc3 10. bxc3 Bg4 11. O-O Qe7 12. Bc4 Bxf3 13. Qxf3 Nb6 14. Rfe1 Qf8 15. Qxf7+ Qxf7 *", + "Moves": "e1e8", + "MovesSAN": "Rxe8#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove pin" + }, + { + "FEN": "8/8/3b4/5pkp/4p1q1/6P1/6K1/Q7 w - - 0 60", + "PGN": "1. b4 Nf6 2. Bb2 e6 3. a3 Be7 4. Nf3 O-O 5. e3 b6 6. d4 Bb7 7. Bd3 d6 8. O-O c5 9. bxc5 bxc5 10. Nbd2 Nbd7 11. c4 Rc8 12. Rc1 Qb6 13. Bc3 Qa6 14. Nb3 Be4 15. Ng5 Bxd3 16. Qxd3 h6 17. Nf3 Qxa3 18. Ra1 Qxb3 19. Rfb1 Qxb1+ 20. Rxb1 cxd4 21. exd4 Nb6 22. Nd2 Rc6 23. Qf3 Rfc8 24. h3 Nxc4 25. Rb7 Nxd2 26. Bxd2 R6c7 27. Qb3 Nd5 28. Ba5 Rxb7 29. Qxb7 Rc1+ 30. Kh2 Bf6 31. Qb8+ Kh7 32. Qxd6 Bxd4 33. Qa3 Be5+ 34. g3 Ra1 35. Qd3+ g6 36. Bd2 a5 37. Qb5 a4 38. h4 a3 39. h5 a2 40. hxg6+ Kxg6 41. Qd3+ f5 42. Qa6 Kf6 43. Qc8 Rh1+ 44. Kg2 Kf7 45. Qd7+ Ne7 46. Bb4 Bf6 47. Bxe7 Bxe7 48. Kxh1 a1=Q+ 49. Kg2 Qa8+ 50. f3 Qa2+ 51. Kh3 Qd5 52. Qa7 Kf6 53. Qa1+ e5 54. Kg2 Bd6 55. Kh3 h5 56. Kh2 Qxf3 57. Kh3 Qg4+ 58. Kh2 Kg5 59. Kg2 e4 *", + "Moves": "a1g7", + "MovesSAN": "Qg7#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r2q3r/ppp3p1/2nb1k1p/8/3pQP2/8/PPP3PP/RNB1R1K1 w - - 1 16", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Ng5 h6 5. Nxf7 Kxf7 6. Bc4+ d5 7. Bxd5+ Be6 8. Bxe6+ Kxe6 9. O-O Nf6 10. e5 Nxe5 11. Re1 Kf5 12. Qe2 Bd6 13. f4 Nc6 14. Qd3+ Ne4 15. Qxe4+ Kf6 *", + "Moves": "e4e6", + "MovesSAN": "Qe6#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "5rk1/1pq1r1np/p2p2pB/4p3/2P1P1P1/1P6/P4R1P/5R1K w - - 0 33", + "PGN": "1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Nxd7 5. c4 Ngf6 6. Nc3 g6 7. d4 cxd4 8. Nxd4 Bg7 9. Be3 O-O 10. Qe2 Nc5 11. f3 Qd7 12. O-O a6 13. Bf2 Nh5 14. Nd5 Rab8 15. g4 Nf6 16. Nxf6+ Bxf6 17. f4 Bxd4 18. Bxd4 Ne6 19. Be3 Qc6 20. f5 Ng7 21. Bh6 Rbc8 22. Rac1 Qc5+ 23. Kh1 Qe5 24. Bf4 Qc5 25. Qg2 Qb4 26. b3 e5 27. Bh6 Rfe8 28. fxg6 fxg6 29. Rf2 Qb6 30. Rcf1 Qc7 31. Qf3 Re7 32. Qf8+ Rxf8 *", + "Moves": "f2f8", + "MovesSAN": "Rxf8#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "q1b2knr/pp3ppp/2p5/8/8/6P1/P3PP1P/R2QK2R w KQ - 0 16", + "PGN": "1. d4 e5 2. dxe5 Nc6 3. Nf3 Qe7 4. Bg5 Qb4+ 5. Nc3 Qxb2 6. Nd5 Bb4+ 7. c3 Bxc3+ 8. Nd2 Bxd2+ 9. Bxd2 Qxe5 10. Bf4 Qf5 11. Nxc7+ Kf8 12. Nxa8 Qxf4 13. g3 Qb8 14. Bg2 Qxa8 15. Bxc6 dxc6 *", + "Moves": "d1d8", + "MovesSAN": "Qd8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r4Nk1/pbNnb1pp/1p3nq1/8/3P4/4B3/PP3PPP/R2Q1RK1 b - - 0 16", + "PGN": "1. e4 c6 2. Nf3 d5 3. exd5 cxd5 4. d4 Nf6 5. Be3 e6 6. Bd3 Bd6 7. O-O O-O 8. c4 dxc4 9. Bxc4 b6 10. Nc3 Bb7 11. Nb5 Be7 12. Ng5 Nbd7 13. Bxe6 fxe6 14. Nxe6 Qe8 15. Nbc7 Qg6 16. Nxf8 *", + "Moves": "g6g2", + "MovesSAN": "Qxg2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "rnb1r1k1/pp3ppp/8/2p2P2/Q1P5/3P4/P3N2P/R3K1Nq w Q - 0 16", + "PGN": "1. e4 e5 2. Bc4 Nf6 3. d3 Bc5 4. Nc3 c6 5. Be3 Bd4 6. Bxd4 exd4 7. Nce2 c5 8. c3 dxc3 9. bxc3 O-O 10. f4 Re8 11. f5 d5 12. exd5 Nxd5 13. Bxd5 Qxd5 14. c4 Qxg2 15. Qa4 Qxh1 *", + "Moves": "a4e8", + "MovesSAN": "Qxe8#", + "Themes": "hangingPiece kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "6rk/3q3p/2pp3r/4p3/1PQ2p1P/2N2n2/2B5/2K3R1 w - - 0 34", + "PGN": "1. d4 g6 2. c4 d6 3. Nc3 Bg7 4. Nf3 Nf6 5. e4 O-O 6. Be3 Kh8 7. Bd3 Nc6 8. a3 Ng4 9. h4 Nxe3 10. fxe3 Bg4 11. Qc2 Bh6 12. Qd2 Bxf3 13. gxf3 Nxd4 14. Qf2 Bxe3 15. Qxe3 Nb3 16. Rd1 e5 17. Ne2 f5 18. exf5 gxf5 19. Bc2 Nc5 20. b4 f4 21. Qc3 Ne6 22. Qd3 Qe7 23. Kd2 Rf6 24. Nc3 Rh6 25. Nd5 Qd7 26. Rdg1 c6 27. Nc3 Nd4 28. Kc1 b5 29. Rg4 a5 30. Rhg1 axb4 31. axb4 bxc4 32. Qxc4 Nxf3 33. Rg8+ Rxg8 *", + "Moves": "g1g8", + "MovesSAN": "Rxg8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2r3k1/pb1p1ppp/1pq5/1N3P2/7P/1B2B3/P4Q1P/5RK1 b - - 0 24", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nd4 4. c3 Nxf3+ 5. Qxf3 Qf6 6. Qe2 Bc5 7. d4 exd4 8. O-O Ne7 9. e5 Qb6 10. b4 dxc3 11. bxc5 Qxc5 12. Nxc3 O-O 13. Be3 Qxe5 14. Rac1 b6 15. Bb3 Bb7 16. f4 Qf6 17. Qf2 Nf5 18. Nd5 Qd6 19. Nxc7 Rac8 20. Nb5 Qg6 21. Rxc8 Rxc8 22. g3 Nh4 23. f5 Qc6 24. gxh4 *", + "Moves": "c6h1", + "MovesSAN": "Qh1#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "5k2/2R5/p4Kp1/1p3p1p/1P2p2P/8/6r1/8 w - - 0 50", + "PGN": "1. e4 c6 2. d4 d5 3. e5 c5 4. dxc5 Nc6 5. Nf3 Bg4 6. Bf4 e6 7. Be2 Bxc5 8. c3 Nge7 9. Nbd2 Ng6 10. Bg3 Qb6 11. Qc1 O-O 12. O-O Qc7 13. b4 Be7 14. Qc2 Bf5 15. Qb2 Ngxe5 16. Kh1 Bd6 17. Rac1 Nxf3 18. Bxf3 Bxg3 19. fxg3 Rac8 20. c4 Qe5 21. Qb3 Nd4 22. Qa4 Nxf3 23. Nxf3 Qb8 24. cxd5 Rxc1 25. Rxc1 exd5 26. Qb5 Rd8 27. Nd4 Be4 28. Qe2 Qe5 29. Nb3 Re8 30. Nc5 b6 31. Nxe4 Qxe4 32. Qxe4 dxe4 33. Kg1 f5 34. Kf2 Rd8 35. Rc2 h5 36. Ke3 Rd3+ 37. Kf4 g6 38. Kg5 Rd6 39. Kf4 a6 40. a3 b5 41. Ke5 Rb6 42. Rc8+ Kf7 43. Rc7+ Ke8 44. Kf4 Kf8 45. h4 Rd6 46. Ke3 Rd3+ 47. Kf4 Rxa3 48. Kg5 Rxg3+ 49. Kf6 Rxg2 *", + "Moves": "c7c8", + "MovesSAN": "Rc8#", + "Themes": "endgame mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "r7/1p1qpr2/p2p1p1k/P1pPn3/5R2/3P2R1/1PP2PPP/6K1 w - - 0 25", + "PGN": "1. e4 c5 2. Nf3 d6 3. Nc3 Nc6 4. Bb5 Bd7 5. O-O a6 6. Bxc6 Bxc6 7. d3 g6 8. Re1 Bg7 9. a4 Nf6 10. Bg5 h6 11. Bh4 Nd7 12. a5 O-O 13. Nd5 g5 14. Nxg5 hxg5 15. Bxg5 f6 16. Bf4 Bxd5 17. exd5 Ne5 18. Re3 Qd7 19. Rg3 Qf5 20. Bh6 Rf7 21. Ra4 Kh7 22. Rf4 Qd7 23. Qh5 Bxh6 24. Qxh6+ Kxh6 *", + "Moves": "f4h4", + "MovesSAN": "Rh4#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "8/8/2p3r1/1p4p1/5pP1/2P2P1p/4R2K/1k1r1R2 w - - 2 45", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nxe5 Nc6 4. Nxc6 dxc6 5. d3 Bd6 6. Be2 Bc5 7. O-O h5 8. Nd2 Ng4 9. Nf3 Be6 10. d4 Bb6 11. Bg5 f6 12. Bf4 g5 13. Bc1 Qd6 14. c3 O-O-O 15. b4 a6 16. a4 Ba7 17. Ba3 h4 18. h3 Qf4 19. hxg4 h3 20. g3 Qxe4 21. Kh2 f5 22. Bd3 Qxg4 23. Ne5 Qxd1 24. Raxd1 f4 25. g4 Bd5 26. f3 b5 27. axb5 cxb5 28. Rde1 Bb8 29. Bf5+ Kb7 30. Be4 c6 31. Bxd5 Rxd5 32. Bc1 a5 33. Ng6 Rhd8 34. Re7+ Kb6 35. bxa5+ Kxa5 36. Ba3 Ka4 37. Bb4 Bd6 38. Ra7+ Kb3 39. Ra3+ Kb2 40. Rf2+ Kb1 41. Bxd6 R5xd6 42. Raa2 Rxg6 43. Rae2 Rxd4 44. Rf1+ Rd1 *", + "Moves": "f1d1", + "MovesSAN": "Rxd1#", + "Themes": "endgame hangingPiece mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "3kr1r1/pp3pBp/2p2P2/P3Q3/6B1/7P/3q4/4R2K w - - 4 31", + "PGN": "1. h3 d5 2. g4 Nf6 3. Bg2 e6 4. e3 Nfd7 5. Ne2 Nc6 6. Ng3 Nb6 7. O-O Bd7 8. Nc3 Bd6 9. Nce2 Ne5 10. a4 Nec4 11. b3 Ne5 12. f4 Ng6 13. a5 Nc8 14. f5 exf5 15. Nxf5 Bxf5 16. Rxf5 Nce7 17. Bb2 Nxf5 18. gxf5 Ne5 19. Nf4 c6 20. c4 dxc4 21. bxc4 Nxc4 22. Bxg7 Rg8 23. f6 Bxf4 24. exf4 Qd4+ 25. Kh1 Qxf4 26. Qe2+ Ne5 27. Re1 O-O-O 28. Qxe5 Qxd2 29. Bf3 Rde8 30. Bg4+ Kd8 *", + "Moves": "e5b8", + "MovesSAN": "Qb8#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "4r1k1/7p/2q3n1/Rp6/2pB2Q1/2P3P1/5P1P/6K1 b - - 0 31", + "PGN": "1. d4 d5 2. c4 e6 3. Nc3 c6 4. Nf3 dxc4 5. e3 b5 6. a4 Bb4 7. axb5 Bxc3+ 8. bxc3 cxb5 9. g3 Bb7 10. Bg2 Ne7 11. Ba3 O-O 12. O-O Re8 13. Qc2 f5 14. Rfb1 Be4 15. Qb2 a6 16. Rc1 Qd5 17. Ne1 Bxg2 18. Nxg2 g5 19. Qe2 Ng6 20. Re1 Nd7 21. e4 fxe4 22. Ne3 Qc6 23. Qh5 Nf6 24. Qxg5 Kg7 25. Ng4 Nxg4 26. Qxg4 a5 27. Bc5 e5 28. Rxe4 exd4 29. Bxd4+ Kg8 30. Rxe8+ Rxe8 31. Rxa5 *", + "Moves": "e8e1", + "MovesSAN": "Re1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "6k1/p5p1/2p5/1p5p/2nPRq1P/1Q1K4/5P2/4R3 b - - 0 29", + "PGN": "1. g4 e5 2. Bg2 d5 3. d4 e4 4. c4 c6 5. Nc3 Be6 6. Bf4 Bb4 7. e3 Qd7 8. h3 Ne7 9. Ne2 Ng6 10. Bg3 f5 11. gxf5 Bxf5 12. Rc1 Na6 13. a3 O-O 14. axb4 Nxb4 15. Kf1 Nd3 16. Ra1 h5 17. h4 Nxb2 18. Qb3 Nxc4 19. Ke1 Bg4 20. Nxe4 Bxe2 21. Kxe2 Nf4+ 22. Bxf4 Rxf4 23. exf4 Re8 24. Kd3 Qf5 25. Rae1 Qxf4 26. Re2 b5 27. Rhe1 dxe4+ 28. Bxe4 Rxe4 29. Rxe4 *", + "Moves": "f4d2", + "MovesSAN": "Qd2#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "3r4/2k3p1/2p4p/8/PN6/1P2rP2/2R3PP/R2n2K1 b - - 4 32", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 h6 5. c3 dxc3 6. Qb3 d5 7. Bxd5 Be6 8. Bxe6 fxe6 9. Nxc3 Nd4 10. Nxd4 Qxd4 11. Qxe6+ Ne7 12. O-O Qf6 13. Qc4 O-O-O 14. Be3 Kb8 15. Nb5 Nc6 16. Bxa7+ Nxa7 17. Qxc7+ Ka8 18. Qa5 Bc5 19. Nc7+ Kb8 20. Qxc5 Qc6 21. Qxc6 bxc6 22. Na6+ Kc8 23. Nb4 Rd4 24. a3 Rxe4 25. Rac1 Kc7 26. f3 Re2 27. b3 Rd8 28. Rf2 Re3 29. Rb1 Nb5 30. a4 Nc3 31. Ra1 Nd1 32. Rc2 *", + "Moves": "e3e1", + "MovesSAN": "Re1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r4r1k/pp2p3/2p4b/6Q1/2Bq4/2N2PP1/PP3P2/R3K3 w Q - 0 21", + "PGN": "1. d4 d5 2. Nf3 Nf6 3. Bg5 g6 4. c4 Bg7 5. Nc3 Nbd7 6. cxd5 h6 7. Bh4 g5 8. Bg3 Nb6 9. e4 Bg4 10. Bb5+ Nbd7 11. e5 Nh5 12. e6 fxe6 13. dxe6 O-O 14. exd7 Nxg3 15. hxg3 Bxf3 16. gxf3 c6 17. Bc4+ Kh8 18. Qd2 Qxd7 19. Qxg5 Qxd4 20. Rxh6+ Bxh6 *", + "Moves": "g5h6", + "MovesSAN": "Qxh6#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1b1k2r/ppp2pp1/2pq4/2b5/4P1p1/2NP4/PPP2PPP/R1BQ1RK1 b kq - 1 10", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nxe5 Nc6 4. Nxc6 dxc6 5. d3 Bc5 6. Be2 h5 7. O-O Qd6 8. Bf3 Ng4 9. Bxg4 hxg4 10. Nc3 *", + "Moves": "d6h2", + "MovesSAN": "Qxh2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1b1rk2/ppq1p1bp/2p1Pn2/3p1P1Q/2P5/1P2P3/PB5P/RN3RK1 w - - 1 19", + "PGN": "1. d4 Nf6 2. Nf3 g6 3. e3 Bg7 4. Be2 d5 5. b3 O-O 6. Bb2 Bf5 7. O-O Re8 8. c4 c6 9. Ne5 Nbd7 10. g4 Be6 11. f4 Nxe5 12. dxe5 Ne4 13. f5 gxf5 14. gxf5 Bc8 15. Bh5 Qc7 16. Bxf7+ Kxf7 17. Qh5+ Kf8 18. e6 Nf6 *", + "Moves": "h5f7", + "MovesSAN": "Qf7#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "r4r1k/3R3p/p6Q/Pp2p3/2p2p1K/6P1/1P5P/1q6 w - - 3 35", + "PGN": "1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 dxc4 5. g3 b5 6. Bg2 a6 7. Ne5 Bb7 8. O-O Qb6 9. a4 e6 10. a5 Qc7 11. Bf4 Bd6 12. e4 Nbd7 13. Nxd7 Nxd7 14. e5 Bb4 15. Ne4 O-O 16. Qg4 Kh8 17. Rac1 c5 18. dxc5 Nxc5 19. Nd6 Bxg2 20. Kxg2 Nd3 21. Rc2 Qc6+ 22. f3 Bxd6 23. exd6 e5 24. Be3 Qxd6 25. Rd1 f5 26. Qh4 Nf4+ 27. Bxf4 Qxd1 28. Rd2 Qe1 29. Bg5 f4 30. Rd7 Qe2+ 31. Kh3 Qxf3 32. Bh6 gxh6 33. Qxh6 Qf1+ 34. Kh4 Qb1 *", + "Moves": "h6g7", + "MovesSAN": "Qg7#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "2krr3/1pp2ppp/p1nb1n2/8/Q2B4/2N2P1P/PPP2PP1/4R1K1 b - - 0 17", + "PGN": "1. d4 e5 2. dxe5 d6 3. Nf3 Bg4 4. h3 Bxf3 5. exf3 Nc6 6. exd6 Bxd6 7. Bd3 Qe7+ 8. Be3 O-O-O 9. O-O Nf6 10. Nc3 Nb4 11. Re1 Nxd3 12. Bd4 Ne5 13. Qe2 Rhe8 14. Qb5 a6 15. Qa5 Nc6 16. Qa4 Qxe1+ 17. Rxe1 *", + "Moves": "e8e1", + "MovesSAN": "Rxe1#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "rnbq2kr/pp3p2/4p1pQ/2ppP3/3P4/2P5/P1P2PP1/R3KBNR w KQ - 0 13", + "PGN": "1. e4 g6 2. d4 Nf6 3. Nc3 d5 4. e5 Ne4 5. Be3 Nxc3 6. bxc3 Bg7 7. Qd2 e6 8. Bh6 Kf8 9. h4 c5 10. h5 Bxh6 11. Qxh6+ Kg8 12. hxg6 hxg6 *", + "Moves": "h6h8", + "MovesSAN": "Qxh8#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2r4k/6bp/p7/8/1R6/Pp6/1P3PRP/K7 b - - 1 32", + "PGN": "1. Nf3 Nf6 2. Nc3 d5 3. d4 e6 4. Bf4 Bb4 5. e3 O-O 6. a3 Bd6 7. Bd3 b6 8. g4 Ba6 9. g5 Nh5 10. Ne5 Nxf4 11. exf4 Bxd3 12. Qxd3 f6 13. gxf6 Rxf6 14. Rg1 Qe8 15. Qg3 Bf8 16. O-O-O Nd7 17. Nb5 Nxe5 18. fxe5 Rf7 19. c4 a6 20. Nc3 c5 21. cxd5 cxd4 22. Rxd4 exd5 23. Nxd5 Qc6+ 24. Kb1 Rc8 25. Ka1 b5 26. Qg2 Kh8 27. Rh4 b4 28. Nf6 Rxf6 29. exf6 Qxg2 30. Rxg2 b3 31. fxg7+ Bxg7 32. Rb4 *", + "Moves": "c8c1", + "MovesSAN": "Rc1#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "8/pb4kp/4Q1p1/3p4/N2b4/1P1P4/P5PP/2q2R1K b - - 2 25", + "PGN": "1. e4 c5 2. Nf3 d6 3. Bc4 Nf6 4. Nc3 Nc6 5. O-O g6 6. d4 cxd4 7. Nxd4 Bg7 8. Nxc6 bxc6 9. Bg5 O-O 10. f4 e5 11. f5 Rb8 12. b3 Bb7 13. Bd3 d5 14. exd5 cxd5 15. fxg6 fxg6 16. Qe2 Qc7 17. Na4 e4 18. Bxf6 Bxf6 19. Rae1 exd3 20. Qe6+ Kg7 21. cxd3 Bd4+ 22. Kh1 Rxf1+ 23. Rxf1 Rf8 24. Rxf8 Qc1+ 25. Rf1 *", + "Moves": "c1f1", + "MovesSAN": "Qxf1#", + "Themes": "endgame hangingPiece mate mateIn1 oneMove" + }, + { + "FEN": "6kr/2p1P1p1/7p/b1pP2q1/p1P1Q3/Pr4B1/1P2K2P/1R3R2 b - - 0 26", + "PGN": "1. e4 e5 2. f4 d6 3. Nf3 Nc6 4. Bb5 a6 5. Bxc6+ bxc6 6. d4 exf4 7. Bxf4 a5 8. c4 Nf6 9. Nbd2 d5 10. e5 Ne4 11. Nxe4 dxe4 12. Ng5 Bb4+ 13. Kf1 Bf5 14. g4 h6 15. Nxf7 Bxg4 16. Qxg4 Kxf7 17. Qf5+ Kg8 18. Qxe4 c5 19. d5 a4 20. a3 Ba5 21. Ke2 Rb8 22. Rab1 Qh4 23. Rhf1 Rb3 24. e6 Qe7 25. Bg3 Qg5 26. e7 *", + "Moves": "g5d2", + "MovesSAN": "Qd2#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1b3kr/1p2bp1p/p4nnB/3p1N2/8/2P2P2/PP1KBP1q/R2Q2R1 w - - 4 20", + "PGN": "1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. e5 Qa5+ 6. c3 Qxe5+ 7. Be2 a6 8. Nd2 Qc7 9. N2f3 d5 10. Bg5 Be7 11. Bd3 e5 12. Nf5 e4 13. Nxg7+ Kf8 14. Bh6 Kg8 15. Be2 exf3 16. gxf3 Nbd7 17. Rg1 Qxh2 18. Kd2 Ne5 19. Nf5+ Ng6 *", + "Moves": "f5e7", + "MovesSAN": "Nxe7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove pin" + }, + { + "FEN": "3r1rk1/p4ppp/1pRbp3/4q3/8/2B1PB2/PPQ2PPP/5RK1 b - - 4 17", + "PGN": "1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 Be7 5. e3 O-O 6. Bd2 b6 7. Rc1 Bb7 8. cxd5 Nxd5 9. Be2 c5 10. O-O cxd4 11. Nxd4 Nc6 12. Nxd5 Qxd5 13. Bf3 Qe5 14. Nxc6 Bxc6 15. Rxc6 Rad8 16. Qc2 Bd6 17. Bc3 *", + "Moves": "e5h2", + "MovesSAN": "Qxh2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "4r1k1/pR3p2/5QpB/q1p5/2P5/5BPb/P3PP1P/6K1 b - - 0 23", + "PGN": "1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. Nxd5 d6 6. Nf3 Nc6 7. g3 h6 8. Bg2 g6 9. O-O Bg7 10. Re1 Nxd5 11. Qxd5 Be6 12. Qd3 O-O 13. Bf4 Nd4 14. Nxd4 Bxd4 15. Rab1 Bg7 16. Bxb7 Rb8 17. Bf3 Rxb2 18. Rxb2 Bxb2 19. Bxh6 Re8 20. Rb1 Bf6 21. Rb7 Qa5 22. Qxd6 Bh3 23. Qxf6 *", + "Moves": "a5e1", + "MovesSAN": "Qe1#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/8/3RN3/5pbk/4r1p1/6P1/5PK1/8 w - - 12 69", + "PGN": "1. Nf3 Nf6 2. d4 g6 3. c3 Bg7 4. g3 d6 5. Bg2 O-O 6. O-O Nbd7 7. a4 e5 8. dxe5 dxe5 9. Na3 Re8 10. Nc4 Qe7 11. Qc2 Nc5 12. Ncxe5 Bf5 13. Qd1 Rad8 14. Qe1 Nd5 15. Nc4 Nb3 16. Ra3 Nxc1 17. Qxc1 Qxe2 18. Ncd2 Bh6 19. Qd1 Qxd1 20. Rxd1 Nb6 21. Raa1 Bc2 22. Rdc1 Bf5 23. Rd1 Bg4 24. Nb3 Nc4 25. Rab1 Bf5 26. Rxd8 Rxd8 27. Re1 Nxb2 28. Nbd4 Bc8 29. a5 c5 30. Nb3 b6 31. axb6 axb6 32. h4 Nd3 33. Rd1 Bg4 34. Ra1 Re8 35. Nh2 Be6 36. Rd1 Bxb3 37. Rxd3 Re1+ 38. Nf1 Rc1 39. Rd6 Rxc3 40. Rxb6 Rc1 41. Rxb3 c4 42. Rb8+ Kg7 43. Rc8 c3 44. Be4 Re1 45. Bd3 Rc1 46. Kg2 Bd2 47. Ne3 Re1 48. Nd5 Rc1 49. Kf3 f5 50. Nf4 Kf6 51. Ne2 Ra1 52. Nxc3 Ke5 53. Ne2 Ra3 54. Rc5+ Kd6 55. Rc8 Rxd3+ 56. Kg2 Ke6 57. Re8+ Kf7 58. Ra8 Rd7 59. Kf3 h6 60. Nf4 g5 61. hxg5 hxg5 62. Ne2 g4+ 63. Kg2 Re7 64. Nd4 Kf6 65. Ra6+ Kg5 66. Rc6 Re4 67. Ne6+ Kh5 68. Rd6 Bg5 *", + "Moves": "e6g7", + "MovesSAN": "Ng7#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "5rk1/1pp2pbp/2bp1qp1/1p6/8/4B1P1/NPPQ1P1P/2KRR3 b - - 0 15", + "PGN": "1. e4 e5 2. Nf3 d6 3. d4 exd4 4. Nxd4 g6 5. Nc3 Bg7 6. Be3 Nf6 7. Qd2 Nc6 8. Bb5 Bd7 9. O-O-O a6 10. e5 axb5 11. exf6 Qxf6 12. Nxc6 Bxc6 13. Rhe1 O-O 14. g3 Rxa2 15. Nxa2 *", + "Moves": "f6b2", + "MovesSAN": "Qxb2#", + "Themes": "mate mateIn1 middlegame oneMove queensideAttack" + }, + { + "FEN": "6k1/5pp1/4p2p/2p1p3/1bP1PP2/3KP1P1/b3B1NP/8 b - - 0 34", + "PGN": "1. Nf3 a6 2. c4 b5 3. e3 b4 4. a3 e6 5. axb4 Bxb4 6. Qb3 a5 7. Nc3 Nf6 8. d3 O-O 9. Bd2 d6 10. Be2 c5 11. O-O Bb7 12. Qc2 Nc6 13. Ne4 h6 14. b3 Nxe4 15. dxe4 Ne7 16. Rad1 Qc7 17. Nh4 Qc6 18. Bf3 Qc7 19. Bc1 Nc6 20. Bb2 Rad8 21. Rd3 Ne5 22. Bxe5 dxe5 23. Rxd8 Rxd8 24. Rd1 Qe7 25. Rxd8+ Qxd8 26. g3 Qd2 27. Qxd2 Bxd2 28. Kf1 Bc6 29. Ke2 Bb4 30. Kd3 a4 31. bxa4 Bxa4 32. Ng2 Bb3 33. Be2 Ba2 34. f4 *", + "Moves": "a2b1", + "MovesSAN": "Bb1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "5k2/2R5/4pKp1/8/4P1PP/8/2p5/2r5 w - - 0 45", + "PGN": "1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 O-O 5. f3 d6 6. Nge2 c6 7. Be3 a6 8. c5 Nbd7 9. Na4 Ne8 10. Nec3 Nc7 11. Be2 Nb5 12. O-O dxc5 13. Nxb5 axb5 14. Nxc5 Nxc5 15. dxc5 Qxd1 16. Rfxd1 Bxb2 17. Rab1 Bf6 18. Rd2 Be6 19. Rbd1 Bc3 20. Rc2 b4 21. Bd2 Bd4+ 22. Kf1 Bxa2 23. Bh6 Bg7 24. Bxg7 Kxg7 25. Rb2 b3 26. Bc4 Ra5 27. Bxb3 Bxb3 28. Rxb3 Rxc5 29. Rxb7 e6 30. Rd2 h5 31. Kf2 Rc1 32. h4 Rc5 33. Kg3 Rc1 34. Rc7 c5 35. Rd6 c4 36. Rxe6 Rc8 37. Rxc8 fxe6 38. Kf4 Rc2 39. Rc7+ Kf8 40. g3 Rc3 41. g4 hxg4 42. fxg4 Rc1 43. Kg5 c3 44. Kf6 c2 *", + "Moves": "c7c8", + "MovesSAN": "Rc8#", + "Themes": "endgame mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "8/8/2Q5/P2pk1p1/4r3/5pp1/8/6K1 b - - 0 50", + "PGN": "1. e4 c6 2. Nc3 d5 3. exd5 cxd5 4. d4 Bf5 5. Nf3 e6 6. h3 Nc6 7. Be2 Nf6 8. Nh4 Bg6 9. Nxg6 hxg6 10. Be3 Bb4 11. a3 Bxc3+ 12. bxc3 Qa5 13. Bd2 Ne4 14. O-O O-O-O 15. Be1 g5 16. f3 Nxc3 17. Qd3 Nxe2+ 18. Qxe2 Qb6 19. Bf2 Rh7 20. Qd3 Rdh8 21. c4 Qc7 22. c5 Rxh3 23. gxh3 Rxh3 24. Rfd1 Qh2+ 25. Kf1 Qh1+ 26. Ke2 Qh2 27. Rh1 Qxh1 28. Rxh1 Rxh1 29. Qc3 f5 30. Bg3 f4 31. Bf2 Rh3 32. Kf1 g4 33. Qd2 g3 34. Bg1 g5 35. Kg2 Rh7 36. Qd3 Rg7 37. Qe2 Kd7 38. Qd2 e5 39. dxe5 Ke6 40. Bd4 Rh7 41. Qd3 Rh2+ 42. Kg1 Nxd4 43. Qxd4 Rf2 44. c6 bxc6 45. Qxa7 Rxf3 46. Qd4 Re3 47. a4 Re4 48. Qb6 Kxe5 49. Qxc6 f3 50. a5 *", + "Moves": "e4e1", + "MovesSAN": "Re1#", + "Themes": "endgame mate mateIn1 oneMove queenRookEndgame" + }, + { + "FEN": "7k/3b2pP/6q1/4p3/1p2P2Q/6b1/1PP3K1/5R2 w - - 0 38", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 e6 7. Be3 Be7 8. O-O O-O 9. f4 a6 10. Bf3 Qc7 11. a4 Re8 12. Qe1 Bd7 13. g4 Nxd4 14. Bxd4 Bc6 15. g5 Nd7 16. Qg3 Bf8 17. h4 b5 18. axb5 axb5 19. h5 b4 20. Ne2 Qb7 21. Qg2 e5 22. Rxa8 Qxa8 23. fxe5 Nxe5 24. Bxe5 dxe5 25. g6 fxg6 26. hxg6 Bc5+ 27. Kh1 Re6 28. gxh7+ Kh8 29. Qg5 Rh6+ 30. Kg2 Qe8 31. Ng3 Rg6 32. Qh4 Be7 33. Qh3 Bd7 34. Qh2 Bg5 35. Bh5 Bf4 36. Bxg6 Qxg6 37. Qh4 Bxg3 *", + "Moves": "f1f8", + "MovesSAN": "Rf8#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "r3k3/pppb1p2/4p3/3p4/1R4Nq/2PBP3/PP4Pr/R1BQ2K1 b q - 0 18", + "PGN": "1. d4 d5 2. e3 Nc6 3. Bd3 Nf6 4. f4 e6 5. Nf3 Bb4+ 6. c3 Bd6 7. O-O Qe7 8. Ne5 Bd7 9. Nd2 h6 10. Rf3 g5 11. fxg5 hxg5 12. Rg3 g4 13. Rxg4 Nxe5 14. dxe5 Bxe5 15. Rb4 Rxh2 16. Nf3 Ng4 17. Nxe5 Qh4 18. Nxg4 *", + "Moves": "h2h1", + "MovesSAN": "Rh1#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "4rrk1/1Q1R1p1p/p5n1/P6q/3B1p2/8/5PPP/3R2K1 b - - 0 36", + "PGN": "1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. exd6 exd6 6. Nc3 Nc6 7. Be3 Be7 8. Bd3 O-O 9. Nge2 Nb4 10. O-O Nxd3 11. Qxd3 Bf6 12. b3 c6 13. a4 d5 14. a5 dxc4 15. bxc4 Nd7 16. Ne4 Be7 17. d5 cxd5 18. cxd5 a6 19. d6 Bf6 20. Ra4 Ne5 21. Qb1 Bd7 22. Bb6 Qe8 23. Nxf6+ gxf6 24. Rh4 Ng6 25. Re4 Qc8 26. Ng3 f5 27. Rd4 f4 28. Nh5 Bb5 29. Rc1 Qe6 30. Re1 Qc8 31. d7 Qc3 32. Red1 Bxd7 33. Rxd7 Qe5 34. Bd4 Qxh5 35. Qe4 Rae8 36. Qxb7 *", + "Moves": "h5d1", + "MovesSAN": "Qxd1#", + "Themes": "backRankMate hangingPiece master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "Q7/8/4pkp1/5p1p/3P3P/3qP1P1/2p2P1K/2r5 w - - 0 50", + "PGN": "1. Nf3 d5 2. d4 c6 3. c4 e6 4. Nc3 dxc4 5. a4 Bb4 6. e3 b5 7. g3 Bb7 8. Bg2 Qb6 9. Ne5 a5 10. O-O Nf6 11. Bd2 O-O 12. Ne4 Nxe4 13. Bxe4 Bxd2 14. Qxd2 f5 15. Bg2 Rd8 16. axb5 cxb5 17. Bxb7 Qxb7 18. Rxa5 Nc6 19. Nxc6 Qxc6 20. Rfa1 h6 21. Qb4 Rxa5 22. Rxa5 Rb8 23. Ra7 Rb7 24. Ra5 Kh7 25. h4 h5 26. Ra8 Rf7 27. Rb8 Rb7 28. Rd8 Rd7 29. Rb8 Rb7 30. Rf8 Ra7 31. Qe1 b4 32. Rb8 c3 33. bxc3 bxc3 34. Rb1 Ra2 35. Rc1 Rd2 36. Qf1 c2 37. Qe1 Qc3 38. Qf1 Kg6 39. Kg2 Qc6+ 40. Kg1 Kf6 41. Qe1 Qc3 42. Qf1 g6 43. Kg2 Qc6+ 44. Kh2 Qc3 45. Kg1 Qc6 46. Kh2 Qc3 47. Qe1 Qd3 48. Qh1 Rd1 49. Qa8 Rxc1 *", + "Moves": "a8f8", + "MovesSAN": "Qf8#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "r2q1rk1/ppp2ppp/4bb2/2n1p3/4QP2/1P1B4/PBP3PP/RN3RK1 w - - 2 14", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d4 exd4 5. Nxd4 Nxd4 6. Qxd4 d6 7. O-O Be7 8. f4 O-O 9. b3 Be6 10. Bd3 Nd7 11. Bb2 Bf6 12. e5 dxe5 13. Qe4 Nc5 *", + "Moves": "e4h7", + "MovesSAN": "Qxh7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "6r1/1b3pk1/p3pn2/4pq2/2P5/1P5R/PK1QN3/8 w - - 3 40", + "PGN": "1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. c4 Qc7 6. Nc3 b6 7. Be2 Bb7 8. f3 d6 9. O-O Nd7 10. Be3 Ngf6 11. Qc2 Be7 12. Rad1 Rc8 13. b3 O-O 14. Rd2 Qb8 15. Rfd1 Kh8 16. Bf1 Rg8 17. Na4 Qa8 18. Ne2 g5 19. Bxb6 g4 20. Ng3 gxf3 21. gxf3 Ne5 22. Bg2 Rg6 23. Bd4 Rcg8 24. Bxe5 dxe5 25. Kf2 h5 26. Rg1 h4 27. Ne2 Qa7+ 28. Kf1 h3 29. Ke1 Rxg2 30. Rh1 Bb4 31. Nac3 Qf2+ 32. Kd1 Rxh2 33. Rxh2 Qxh2 34. Kc1 Qh1+ 35. Kb2 Qxf3 36. Rd3 Bxc3+ 37. Rxc3 Qxe4 38. Rxh3+ Kg7 39. Qd2 Qf5 *", + "Moves": "d2h6", + "MovesSAN": "Qh6#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/8/1b6/5k1p/1pR5/1B3KP1/P2r4/8 b - - 3 44", + "PGN": "1. d4 d5 2. c4 c6 3. cxd5 cxd5 4. Bg5 Nf6 5. Bxf6 exf6 6. e3 Nc6 7. Nc3 Bd6 8. Nxd5 Be6 9. Nc3 Bb4 10. Bd3 O-O 11. Ne2 a6 12. O-O Ne7 13. Nf4 Bd6 14. Nxe6 fxe6 15. Qh5 f5 16. e4 Bc7 17. d5 Qd6 18. Rae1 exd5 19. exf5 Rf6 20. g4 Rh6 21. Re6 Rxh5 22. Rxd6 Bxd6 23. gxh5 Rf8 24. h6 b5 25. Re1 b4 26. hxg7 Kxg7 27. Ne2 Nxf5 28. Ng3 Nxg3 29. hxg3 Rc8 30. Bxa6 Rc2 31. Bb7 Rxb2 32. Bxd5 Bc5 33. Rf1 Kf6 34. Kg2 Ke5 35. Bb3 h5 36. Kf3 Kf5 37. Kg2 Kg4 38. Be6+ Kg5 39. Kf3 Kf6 40. Bb3 Kf5 41. Kg2 Rd2 42. Rc1 Bxf2 43. Kf3 Bb6 44. Rc4 *", + "Moves": "d2f2", + "MovesSAN": "Rf2#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "8/7p/7k/6p1/7P/6P1/r4qBK/2Q5 w - - 1 52", + "PGN": "1. d4 Nf6 2. c4 d6 3. Nc3 g6 4. Bf4 Bg7 5. Nf3 O-O 6. e3 Nbd7 7. Be2 b6 8. O-O Bb7 9. d5 c6 10. e4 cxd5 11. exd5 Rc8 12. b3 Ne8 13. Nb5 a6 14. Na7 Bxa1 15. Nxc8 Be5 16. Bxe5 Nxe5 17. Nxe5 dxe5 18. Na7 Qc7 19. Bf3 Nd6 20. Nc6 Bxc6 21. dxc6 e4 22. Be2 Qxc6 23. f3 f5 24. fxe4 Nxe4 25. Bf3 Qc5+ 26. Kh1 Nf2+ 27. Rxf2 Qxf2 28. Bd5+ Kh8 29. h3 e5 30. Qa1 Qd4 31. Qc1 f4 32. Qa3 Qc5 33. Qxa6 f3 34. Bxf3 e4 35. Bxe4 Rf1+ 36. Kh2 Qe5+ 37. g3 Rf2+ 38. Bg2 Qb2 39. Qa8+ Kg7 40. a4 Qxb3 41. Qb7+ Kh6 42. Qc6 Ra2 43. c5 bxc5 44. Qxc5 Rxa4 45. Qc1+ Kg7 46. Qc7+ Qf7 47. Qc6 Ra2 48. Qc3+ Qf6 49. Qc7+ Kh6 50. Qc1+ g5 51. h4 Qf2 *", + "Moves": "c1g5", + "MovesSAN": "Qxg5#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "5k2/3R3P/1p4R1/4b3/8/2P3p1/PPK5/5q2 w - - 0 48", + "PGN": "1. d4 Nf6 2. Nf3 g6 3. Bg5 Bg7 4. Nc3 d5 5. Bxf6 Bxf6 6. e4 dxe4 7. Nxe4 Bg7 8. c3 O-O 9. h4 Bg4 10. Bc4 Nd7 11. Qd3 c6 12. Nfg5 h6 13. f3 Bf5 14. g4 Bxe4 15. Nxe4 Qc7 16. O-O-O Rad8 17. Kb1 Ne5 18. Qe2 Nxc4 19. Qxc4 e6 20. h5 g5 21. Rdf1 Kh8 22. f4 f5 23. gxf5 exf5 24. Nc5 g4 25. Qb3 b6 26. Ne6 Qd6 27. Nxf8 Rxf8 28. Rh2 Qe7 29. Qc2 c5 30. Re2 Qd6 31. dxc5 Qxc5 32. Rfe1 Qc6 33. Re7 Qd6 34. Rxa7 Qxf4 35. Ree7 Qf1+ 36. Qc1 Qxc1+ 37. Kxc1 Bf6 38. Rh7+ Kg8 39. Kd2 g3 40. Ke2 f4 41. Rxh6 f3+ 42. Kd1 Rd8+ 43. Kc2 Be5 44. Rg6+ Kf8 45. h6 f2 46. h7 Rd7 47. Rxd7 f1=Q *", + "Moves": "g6g8", + "MovesSAN": "Rg8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "8/1pp5/pk2q3/5p2/1P2p3/8/1PQ5/1K6 w - - 2 43", + "PGN": "1. d4 d6 2. Nc3 Nc6 3. e4 e5 4. Nf3 Bg4 5. Bb5 Bd7 6. dxe5 Nxe5 7. Nxe5 dxe5 8. Qe2 a6 9. Bxd7+ Qxd7 10. Bd2 O-O-O 11. O-O-O f6 12. f4 Bd6 13. f5 Ne7 14. g4 h6 15. Be3 Qc6 16. Rd3 Bb4 17. Bd2 Bxc3 18. Bxc3 Rxd3 19. cxd3 Rd8 20. Kb1 Qb5 21. Rd1 Nc6 22. Qc2 Qc5 23. h4 Qe3 24. a3 Qg3 25. g5 hxg5 26. hxg5 Qxg5 27. Qf2 Qh5 28. Rg1 Rxd3 29. Rxg7 Qh1+ 30. Ka2 Qxe4 31. Rg8+ Rd8 32. Rxd8+ Kxd8 33. Qd2+ Ke7 34. Qh6 Qxf5 35. Qg7+ Kd8 36. Qf8+ Kd7 37. Bb4 Qe6+ 38. Kb1 Nxb4 39. axb4 e4 40. Qg7+ Kc6 41. Qg2 f5 42. Qc2+ Kb6 *", + "Moves": "c2c5", + "MovesSAN": "Qc5#", + "Themes": "endgame master mate mateIn1 oneMove queenEndgame" + }, + { + "FEN": "8/2N2kp1/1p1r1p2/2p2Pp1/p7/R7/P4PPP/6K1 b - - 0 39", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Nxb4 5. c3 Nc6 6. d4 exd4 7. cxd4 Bb4+ 8. Bd2 Bxd2+ 9. Nbxd2 Nge7 10. d5 Na5 11. Bd3 O-O 12. O-O h6 13. Qa4 b6 14. Bc2 d6 15. Nh4 Bd7 16. Qd4 c5 17. Qe3 Ng6 18. Nf5 Bxf5 19. exf5 Ne5 20. Qg3 Qg5 21. Qxg5 hxg5 22. Ne4 f6 23. Nxd6 Rfd8 24. Nb5 Nac4 25. Rfd1 a6 26. Nc7 Ra7 27. Ne6 Re8 28. Bb3 a5 29. Rac1 Nb2 30. Rd2 a4 31. Bd1 Nxd1 32. Rcxd1 Nc4 33. Rc2 Na3 34. Rcc1 Kf7 35. d6 Rd7 36. Nc7 Red8 37. Rc3 Rxd6 38. Rxd6 Rxd6 39. Rxa3 *", + "Moves": "d6d1", + "MovesSAN": "Rd1#", + "Themes": "backRankMate endgame mate mateIn1 oneMove" + }, + { + "FEN": "8/7r/1pNQ1pkp/1P1P2p1/q1P5/P3B3/5PPP/R1n3K1 b - - 0 28", + "PGN": "1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 h6 5. Nf3 Bf5 6. Bd3 e6 7. Be3 Nf6 8. Nxf6+ Qxf6 9. Bxf5 Qxf5 10. O-O Be7 11. c4 Nd7 12. Qb3 b6 13. Qa4 Qa5 14. Qxc6 Rd8 15. a3 f6 16. b4 Qa6 17. b5 Qa4 18. Qxe6 Nf8 19. Qc6+ Kf7 20. d5 Rd6 21. Qc7 g5 22. Nd4 Rh7 23. Nc6 Ng6 24. Nxa7 Ne5 25. Rfc1 Nd3 26. Nc6 Nxc1 27. Qxe7+ Kg6 28. Qxd6 *", + "Moves": "a4d1", + "MovesSAN": "Qd1#", + "Themes": "backRankMate mate mateIn1 middlegame oneMove" + }, + { + "FEN": "5B2/3p1p2/r3b1kp/1p2P1P1/2p2K2/P1P5/8/7R w - - 0 47", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nd4 4. O-O Nxf3+ 5. Qxf3 Qf6 6. Qb3 Ne7 7. d4 Nc6 8. dxe5 Nxe5 9. f4 Nxc4 10. Qxc4 Qb6+ 11. Kh1 Be7 12. Nc3 O-O 13. Nd5 Qc5 14. Nxe7+ Qxe7 15. e5 c6 16. Be3 b5 17. Qc3 Re8 18. Bc5 Qd8 19. Bd6 Ba6 20. b4 Bb7 21. f5 a5 22. f6 axb4 23. Qxb4 Ra4 24. Qd2 Rg4 25. Rf4 Rg6 26. fxg7 c5 27. Rf2 Qa8 28. Rg1 c4 29. Qf4 Rxg7 30. a3 Bd5 31. h4 Be6 32. Kh2 Qd8 33. h5 Rg4 34. Qf6 Rh4+ 35. Kg3 Rxh5 36. Qxd8 Rxd8 37. Kf4 Rf5+ 38. Ke3 Rxf2 39. Kxf2 Ra8 40. g4 Ra4 41. c3 Kg7 42. Ke3 Kg6 43. Kf4 Ra6 44. g5 Bf5 45. Rh1 Be6 46. Bf8 h6 *", + "Moves": "h1h6", + "MovesSAN": "Rxh6#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r3k2r/ppp2ppp/1b3n2/4p3/1P1qP3/P2P1PNP/3P1P2/2RQKBR1 b kq - 1 14", + "PGN": "1. Nc3 d5 2. e4 d4 3. Nce2 d3 4. cxd3 e5 5. Ng3 Bc5 6. a3 Nc6 7. b4 Bb6 8. Bb2 Nd4 9. Nf3 Bg4 10. h3 Bxf3 11. gxf3 Nf6 12. Rg1 Qd7 13. Bxd4 Qxd4 14. Rc1 *", + "Moves": "d4f2", + "MovesSAN": "Qxf2#", + "Themes": "attackingF2F7 mate mateIn1 middlegame oneMove" + }, + { + "FEN": "7Q/8/8/2P5/1n6/1k6/p7/K7 b - - 0 51", + "PGN": "1. e4 e5 2. Nf3 d6 3. Bc4 h6 4. O-O b6 5. Re1 Bb7 6. c3 Nd7 7. d4 exd4 8. cxd4 Be7 9. e5 dxe5 10. dxe5 Nc5 11. Qxd8+ Rxd8 12. Nbd2 a6 13. b3 b5 14. Bf1 h5 15. Bb2 Nh6 16. e6 O-O 17. exf7+ Rxf7 18. Ba3 Bd6 19. Rac1 Nd7 20. Bxd6 cxd6 21. Rc7 Nf6 22. Ree7 Rxe7 23. Rxe7 Rd7 24. Rxd7 Nxd7 25. Bd3 Nc5 26. Bg6 Ng4 27. Bxh5 Ne5 28. Nxe5 dxe5 29. Bf3 Bc8 30. Kf1 b4 31. Ke2 g5 32. Ke3 Bf5 33. Be4 Be6 34. Nc4 Bxc4 35. bxc4 a5 36. Bd5+ Kg7 37. g3 Kf6 38. f4 a4 39. fxe5+ Kxe5 40. Kd2 b3 41. axb3 a3 42. Kc2 Na6 43. Kb1 Nb4 44. h4 gxh4 45. gxh4 Kd4 46. h5 Kc3 47. h6 Kxb3 48. c5+ Nxd5 49. h7 a2+ 50. Ka1 Nb4 51. h8=Q *", + "Moves": "b4c2", + "MovesSAN": "Nc2#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r5k1/1p4bp/2p3p1/2qp4/3p1PP1/1P1P4/p1P1Q3/K2R3R b - - 0 31", + "PGN": "1. e4 e5 2. Nf3 d6 3. Bc4 Bg4 4. Nc3 Nf6 5. h3 Bh5 6. g4 Bg6 7. Nh4 Bxe4 8. Nxe4 Nxe4 9. Nf5 g6 10. Ne3 Bg7 11. d3 Nc5 12. Qf3 O-O 13. Nd5 Nc6 14. Be3 Nd4 15. Bxd4 exd4 16. O-O-O Qg5+ 17. Kb1 c6 18. h4 Qd8 19. Nf4 d5 20. Bb3 Nxb3 21. axb3 a5 22. h5 a4 23. b4 a3 24. b3 a2+ 25. Ka1 Qd6 26. Ne2 Qxb4 27. Qf4 Rfe8 28. Qd2 Qc5 29. hxg6 fxg6 30. f4 Rxe2 31. Qxe2 *", + "Moves": "c5c3", + "MovesSAN": "Qc3#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r3kb2/pq3pp1/4p3/1pp1P3/3p1P1p/1P1Pn2P/PBPQN1RK/R7 b q - 0 22", + "PGN": "1. e4 c5 2. b3 e6 3. Bb2 Nc6 4. Bb5 Qc7 5. Bxc6 Qxc6 6. d3 b6 7. Ne2 Nf6 8. O-O Bb7 9. Ng3 h6 10. Nd2 h5 11. h3 h4 12. Ne2 d5 13. e5 d4 14. f3 Nd5 15. Nc4 b5 16. Na5 Qc7 17. Nxb7 Qxb7 18. Qd2 Rh6 19. f4 Ne3 20. Rf2 Rg6 21. Kh2 Rxg2+ 22. Rxg2 *", + "Moves": "b7g2", + "MovesSAN": "Qxg2#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2rq1rk1/1p1b1p2/p3p2p/b2pB1p1/3P2n1/P1NBP3/1PQ2PPP/2R2RK1 w - - 1 17", + "PGN": "1. d4 d5 2. c4 c6 3. cxd5 cxd5 4. Nc3 Nf6 5. Nf3 a6 6. Bg5 e6 7. e3 Nc6 8. Bd3 Bb4 9. Qc2 Bd7 10. a3 Ba5 11. O-O Rc8 12. Rac1 O-O 13. Ne5 h6 14. Bh4 g5 15. Bg3 Nxe5 16. Bxe5 Ng4 *", + "Moves": "d3h7", + "MovesSAN": "Bh7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1bq4/pp3rp1/2nbp2k/3p1p1P/3P2Q1/2N1P3/PPP3P1/R4RK1 w - - 0 17", + "PGN": "1. d4 d5 2. e4 e6 3. Nc3 c6 4. Be3 Bb4 5. exd5 cxd5 6. Nf3 Nf6 7. Bd3 Nc6 8. O-O Ng4 9. h3 Nxe3 10. fxe3 O-O 11. h4 Bd6 12. Bxh7+ Kxh7 13. Ng5+ Kg6 14. Qg4 f5 15. h5+ Kh6 16. Nf7+ Rxf7 *", + "Moves": "g4g6", + "MovesSAN": "Qg6#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1b2k2/p4rRB/1pp1p2Q/4P3/8/2P1P3/P5PP/5R1K b - - 0 28", + "PGN": "1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 c6 5. Bg5 Be7 6. e3 O-O 7. Bd3 h6 8. Bh4 Nbd7 9. O-O dxc4 10. Bxc4 Nd5 11. Bg3 N7b6 12. Bd3 Bd6 13. Be5 Bxe5 14. Nxe5 Nxc3 15. bxc3 Nd7 16. f4 Nxe5 17. fxe5 b6 18. Rf3 f6 19. Rg3 fxe5 20. Qh5 Rf6 21. dxe5 Rf7 22. Bg6 Rf8 23. Be4 Rf7 24. Qxh6 Qd2 25. Bh7+ Kf8 26. Rxg7 Qf2+ 27. Kh1 Qf1+ 28. Rxf1 *", + "Moves": "f7f1", + "MovesSAN": "Rxf1#", + "Themes": "backRankMate mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3Q4/5Kbk/5p1p/2p2Pr1/8/6P1/8/8 w - - 6 58", + "PGN": "1. Nf3 Nf6 2. d3 g6 3. Nbd2 Bg7 4. c4 O-O 5. g3 d5 6. Bg2 c5 7. O-O Nc6 8. a3 Be6 9. Ng5 Bg4 10. h3 Bc8 11. Qb3 Nd4 12. Qd1 h6 13. Ngf3 Nxf3+ 14. exf3 Bf5 15. Qb3 b6 16. f4 d4 17. Bxa8 Qxa8 18. f3 Bxh3 19. Re1 Nh5 20. Kh2 Bf5 21. Ne4 e5 22. fxe5 Bxe5 23. f4 Bg7 24. Qc2 Kh7 25. Qg2 Bg4 26. Bd2 Qc8 27. b4 Qf5 28. bxc5 bxc5 29. Rab1 Nf6 30. Nxf6+ Bxf6 31. Re4 Qh5+ 32. Kg1 Bf3 33. Qh2 Bxe4 34. Qxh5 gxh5 35. dxe4 d3 36. e5 Bg7 37. Rb3 f6 38. e6 Re8 39. f5 Rd8 40. Rxd3 Rxd3 41. e7 Rxd2 42. e8=Q Rd3 43. Kg2 Rxa3 44. Qg6+ Kh8 45. Qxh5 Rc3 46. Qf7 a5 47. Kh3 a4 48. Qe8+ Kh7 49. Qxa4 Rf3 50. Qd7 Rc3 51. Qf7 Rd3 52. Kg4 Kh8 53. Qc7 Rd4+ 54. Kh5 Rxc4 55. Kg6 Rg4+ 56. Kf7 Rg5 57. Qd8+ Kh7 *", + "Moves": "d8g8", + "MovesSAN": "Qg8#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "8/5Rp1/4p3/3pk3/2rn4/pr3P2/3B1K2/6R1 w - - 0 38", + "PGN": "1. e4 e6 2. d4 d5 3. Nd2 Be7 4. e5 c5 5. c3 Qb6 6. Ngf3 cxd4 7. cxd4 Nc6 8. Bd3 Nxd4 9. Nxd4 Qxd4 10. Nf3 Qb6 11. O-O Bd7 12. Qd2 Bb5 13. Bxb5+ Qxb5 14. Qf4 Nh6 15. Ng5 O-O 16. Qg3 Nf5 17. Qh3 Bxg5 18. Bxg5 Qxb2 19. Rfe1 Rac8 20. Rab1 Qxa2 21. Rxb7 a5 22. g4 Nd4 23. Qd3 Rc4 24. h4 Qc2 25. Qxc2 Nxc2 26. Rc1 a4 27. f3 Rfc8 28. Ra7 a3 29. Kf2 h6 30. Bd2 Rb8 31. Kg3 Rb3 32. g5 hxg5 33. hxg5 Kh7 34. g6+ Kxg6 35. Rg1 Nd4 36. Kf2+ Kf5 37. Rxf7+ Kxe5 *", + "Moves": "d2f4", + "MovesSAN": "Bf4#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "2Q5/pp3Bpk/5p1p/1P6/3P4/P3P1P1/3q2PP/6K1 b - - 0 31", + "PGN": "1. d4 e6 2. Nf3 d5 3. Bg5 f6 4. Bh4 c5 5. c3 cxd4 6. cxd4 Bb4+ 7. Nbd2 Qa5 8. a3 Bxd2+ 9. Nxd2 Nc6 10. e3 Nge7 11. b4 Qb6 12. Bd3 O-O 13. O-O e5 14. b5 e4 15. Be2 Nd8 16. Bg3 Nf5 17. Rc1 Nxg3 18. fxg3 Bd7 19. Qb3 Be6 20. Rc3 Nf7 21. Rfc1 h6 22. Rc5 Rac8 23. R1c3 Rxc5 24. Rxc5 Rc8 25. Rxc8+ Bxc8 26. Qxd5 Qa5 27. Bh5 Qxd2 28. Bxf7+ Kh7 29. Qxe4+ Kh8 30. Qe8+ Kh7 31. Qxc8 *", + "Moves": "d2e1", + "MovesSAN": "Qe1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "8/8/4Qbk1/P1B1p3/4q1N1/6Pp/1P3P1P/6K1 b - - 0 35", + "PGN": "1. e4 e5 2. d4 exd4 3. c3 dxc3 4. Bc4 c2 5. Qxc2 d6 6. Nc3 h6 7. Qb3 Qd7 8. Nf3 c6 9. Be3 a6 10. a4 Nf6 11. O-O Qe7 12. Bd3 Nbd7 13. Rfe1 Ne5 14. Nxe5 dxe5 15. Bc4 Be6 16. Bxe6 fxe6 17. Rac1 Nd7 18. Ne2 g5 19. Qxb7 Rd8 20. Qxc6 Bg7 21. Qxa6 O-O 22. Red1 Qf6 23. Qb5 Rf7 24. Rc7 h5 25. Rdxd7 Rdxd7 26. Rxd7 Rxd7 27. Qxd7 Kh7 28. Ng3 Kg6 29. a5 h4 30. Nf1 g4 31. g3 h3 32. Bc5 Qf3 33. Ne3 Qxe4 34. Qxe6+ Bf6 35. Nxg4 *", + "Moves": "e4g2", + "MovesSAN": "Qg2#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "5r1k/6p1/4Q2p/1pbB4/8/2P5/6PP/7K b - - 2 38", + "PGN": "1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. d4 cxd4 5. Nf3 Nc6 6. cxd4 e6 7. Bc4 d6 8. exd6 Bxd6 9. O-O O-O 10. Nc3 Nxc3 11. bxc3 b6 12. Ng5 h6 13. Ne4 Be7 14. Qh5 Bb7 15. Re1 Na5 16. Bd3 Qd5 17. Qh3 f5 18. Nd2 Bd6 19. Bb2 b5 20. a4 Nc4 21. Bc1 a6 22. axb5 axb5 23. Rxa8 Bxa8 24. Nf3 e5 25. Bxf5 Rf6 26. dxe5 Nxe5 27. Be4 Qa2 28. Bxa8 Nd3 29. Rd1 Qxf2+ 30. Kh1 Qc2 31. Bd5+ Kh8 32. Rf1 Nf2+ 33. Rxf2 Qxc1+ 34. Ng1 Rxf2 35. Qc8+ Rf8 36. Qe6 Qxg1+ 37. Kxg1 Bc5+ 38. Kh1 *", + "Moves": "f8f1", + "MovesSAN": "Rf1#", + "Themes": "backRankMate endgame master mate mateIn1 oneMove" + }, + { + "FEN": "4R2r/ppb2p1k/6p1/6q1/6Pr/2Q4P/PP3PK1/3R4 w - - 4 30", + "PGN": "1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 cxd4 5. cxd4 Bf5 6. Nc3 Qd8 7. Nf3 e6 8. Bb5+ Nd7 9. Bxd7+ Qxd7 10. O-O Bd6 11. Nh4 Bg6 12. Nxg6 hxg6 13. h3 Nf6 14. Qf3 O-O 15. Bg5 Nh5 16. g4 Nf6 17. Bxf6 gxf6 18. Qxf6 Be7 19. Qf3 Kg7 20. Rad1 Rh8 21. d5 Rh4 22. Kg2 Rah8 23. Rh1 Bd6 24. dxe6 Qxe6 25. Ne4 Bc7 26. Ng5 Qe7 27. Rhe1 Qxg5 28. Qc3+ Kg8 29. Re8+ Kh7 *", + "Moves": "c3h8", + "MovesSAN": "Qxh8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1b1k2r/ppp2pp1/2pq4/2b4p/2BPP1n1/2N4P/PPP1QPP1/R1B2RK1 b kq - 0 10", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nxe5 Nc6 4. Nxc6 dxc6 5. Nc3 Bc5 6. Bc4 Qd4 7. Qe2 Ng4 8. O-O h5 9. h3 Qd6 10. d4 *", + "Moves": "d6h2", + "MovesSAN": "Qh2#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "r1bq1knr/ppp3pp/2np4/2bQ3B/4P3/5N2/Pp3PPP/RNB1K2R w KQ - 0 9", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Bc5 5. c3 dxc3 6. Bxf7+ Kf8 7. Qd5 d6 8. Bh5 cxb2 *", + "Moves": "d5f7", + "MovesSAN": "Qf7#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "3Rr1k1/p4ppp/6b1/6Pn/1PP2n2/1KN4P/P4b2/1RB5 w - - 5 32", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Na5 6. Bb5+ c6 7. dxc6 bxc6 8. Bd3 Ng4 9. Qf3 Qxg5 10. Be4 Qf6 11. Qxf6 Nxf6 12. Bf3 e4 13. Be2 Bc5 14. f3 O-O 15. c3 exf3 16. Bxf3 Re8+ 17. Kd1 Bf2 18. b4 Nc4 19. Bxc6 Bg4+ 20. Kc2 Rac8 21. Bxe8 Rxe8 22. d3 Re2+ 23. Kb3 Ne5 24. h3 Be6+ 25. c4 Nxd3 26. Nc3 Re5 27. Rd1 Bf5 28. g4 Bg6 29. g5 Nh5 30. Rb1 Ndf4 31. Rd8+ Re8 *", + "Moves": "d8e8", + "MovesSAN": "Rxe8#", + "Themes": "backRankMate hangingPiece mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r4rk1/ppq1n1pp/4N3/3p1b2/8/1N2Q3/PPP3PP/2KR3R b - - 4 18", + "PGN": "1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Bc5 6. Be3 Bb6 7. Bc4 Nge7 8. Bb3 O-O 9. Qd2 f5 10. f3 fxe4 11. fxe4 d5 12. exd5 exd5 13. O-O-O Na5 14. Na4 Nxb3+ 15. Nxb3 Bxe3 16. Qxe3 Bf5 17. Nac5 Qc7 18. Ne6 *", + "Moves": "c7c2", + "MovesSAN": "Qxc2#", + "Themes": "mate mateIn1 middlegame oneMove queensideAttack" + }, + { + "FEN": "8/p6q/kpKQ1P2/8/1PP5/8/8/8 b - - 6 99", + "PGN": "1. d4 d6 2. e4 Nf6 3. Nd2 Nbd7 4. Ngf3 e5 5. c3 c6 6. Bd3 Be7 7. O-O h6 8. Re1 g5 9. Nc4 Qc7 10. dxe5 dxe5 11. Nfd2 Nf8 12. Ne3 Ng6 13. Nf5 Bxf5 14. exf5 Nf4 15. Nc4 O-O-O 16. Nxe5 Nxd3 17. Nxd3 Bd6 18. h3 Rhg8 19. Be3 b6 20. Kf1 h5 21. Ke2 g4 22. Kd2 Qd7 23. Kc1 Nd5 24. Bd4 Qxf5 25. hxg4 hxg4 26. Be5 Bc7 27. Bxc7 Kxc7 28. Qd2 Rge8 29. Rxe8 Rxe8 30. Kc2 Qg6 31. Rd1 f5 32. Nf4 Nxf4 33. Qxf4+ Kc8 34. Rd6 Qf7 35. Rxc6+ Kb7 36. Rd6 Re2+ 37. Rd2 Re4 38. Qg5 Qe6 39. f3 gxf3 40. gxf3 Re2 41. Qg7+ Ka6 42. Qd4 Rxd2+ 43. Qxd2 Qxa2 44. Qd3+ Kb7 45. Qd7+ Ka6 46. Qd3+ Kb7 47. Qxf5 Qa4+ 48. Kd2 Qb3 49. Qc2 Qd5+ 50. Ke3 Qg5+ 51. f4 Qg3+ 52. Ke4 Qg6+ 53. f5 Qg4+ 54. Ke5 Kc7 55. Qh2 Kb7 56. Qh7+ Ka6 57. f6 Qe2+ 58. Qe4 Qh5+ 59. Ke6 Qe8+ 60. Kf5 Qh5+ 61. Kf4 Qh2+ 62. Kg5 Qg3+ 63. Qg4 Qe3+ 64. Kg6 Qe8+ 65. Kg7 Qe5 66. Qc4+ Kb7 67. Qf7+ Ka6 68. Kg8 Qg3+ 69. Qg7 Qb8+ 70. Qf8 Qg3+ 71. Kf7 Qc7+ 72. Qe7 Qc4+ 73. Kf8 Qc8+ 74. Kg7 Qg4+ 75. Kf7 Qh5+ 76. Ke6 Qe2+ 77. Kd6 Qd3+ 78. Kc7 Qc4+ 79. Kd8 Qg8+ 80. Qe8 Qd5+ 81. Qd7 Qg8+ 82. Ke7 Qg5 83. Qa4+ Kb7 84. Qe4+ Ka6 85. Qe6 Qc5+ 86. Qd6 Qg5 87. Kd7 Qb5+ 88. Kc7 Qc4+ 89. Kd8 Qg8+ 90. Ke7 Qg5 91. b4 Qe3+ 92. Kf8 Qh6+ 93. Ke7 Qg5 94. Kd7 Qb5+ 95. Ke7 Qg5 96. c4 Qe3+ 97. Kd7 Qh3+ 98. Kc7 Qh7+ 99. Kc6 *", + "Moves": "h7b7", + "MovesSAN": "Qb7#", + "Themes": "endgame mate mateIn1 oneMove queenEndgame" + }, + { + "FEN": "5r1k/p5p1/4p2p/3pP3/3P4/2P3Rq/P2Q3P/1B4K1 b - - 0 29", + "PGN": "1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nc6 5. c3 Qc7 6. Ne2 Bg4 7. O-O e6 8. Bf4 Bd6 9. Bxd6 Qxd6 10. Qb3 Rb8 11. Nd2 Nf6 12. f4 O-O 13. Nf3 Ne4 14. Ne5 Bxe2 15. Bxe2 Nd2 16. Qc2 Nxf1 17. Rxf1 f5 18. Rf3 Nxe5 19. fxe5 Qe7 20. Rh3 h6 21. Rg3 b5 22. Qd2 Kh8 23. Rg6 b4 24. g4 bxc3 25. bxc3 Qf7 26. gxf5 Qxf5 27. Bd3 Qh3 28. Rg3 Rb1+ 29. Bxb1 *", + "Moves": "h3f1", + "MovesSAN": "Qf1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r2q1rk1/p1bb1p1p/2p3p1/3p1N2/1Pn4P/P1B3N1/2P3P1/R2Q1RK1 w - - 1 20", + "PGN": "1. e4 e6 2. d4 d5 3. e5 c5 4. Nf3 Nc6 5. Bb5 Bd7 6. O-O cxd4 7. Bxc6 bxc6 8. Nxd4 Ne7 9. Nc3 Ng6 10. f4 Bb4 11. Bd2 O-O 12. f5 exf5 13. Nxf5 Nxe5 14. a3 Ba5 15. b4 Bc7 16. Ne2 Nc4 17. Bc3 Qg5 18. Neg3 g6 19. h4 Qd8 *", + "Moves": "f5h6", + "MovesSAN": "Nh6#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "1rb1r1k1/pp3ppp/8/8/5Pn1/2N2K1P/PPP2bP1/R2Q1BNR b - - 2 12", + "PGN": "1. d4 Nf6 2. Nc3 e5 3. dxe5 Ng4 4. Bf4 Bc5 5. e3 d6 6. exd6 Qf6 7. dxc7 Qxf4 8. exf4 Bxf2+ 9. Ke2 O-O 10. cxb8=Q Rxb8 11. h3 Re8+ 12. Kf3 *", + "Moves": "e8e3", + "MovesSAN": "Re3#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "5r1k/pp5r/2pp4/4qR1p/4P3/2P4p/PPB5/6RK w - - 0 32", + "PGN": "1. e4 d6 2. Nf3 Nf6 3. Nc3 g6 4. d4 Bg7 5. d5 O-O 6. Bd3 e6 7. Bc4 exd5 8. Nxd5 Nxd5 9. Bxd5 c6 10. Bb3 Qc7 11. Rb1 Nd7 12. Bf4 Ne5 13. Bxe5 Bxe5 14. O-O Bg4 15. Qd3 Qe7 16. h3 Bxf3 17. Qxf3 Rad8 18. Qg4 h5 19. Qf3 Qh4 20. c3 Kg7 21. Bc2 Rh8 22. Rbe1 g5 23. Qf5 Rh6 24. g3 Bxg3 25. fxg3 Qxg3+ 26. Kh1 g4 27. Qxf7+ Kh8 28. Rf2 gxh3 29. Rg1 Qe5 30. Rf5 Rh7 31. Qf8+ Rxf8 *", + "Moves": "f5f8", + "MovesSAN": "Rxf8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "4r1k1/5ppp/4q3/1p6/3Q4/5P2/1P2BP1P/4K1R1 b - - 0 23", + "PGN": "1. d4 d5 2. c4 c6 3. Nc3 e6 4. Nf3 dxc4 5. e4 b5 6. a4 Bb4 7. Bd2 Qb6 8. Na2 Bxd2+ 9. Qxd2 Nf6 10. Nc3 a6 11. d5 cxd5 12. exd5 O-O 13. axb5 exd5 14. Nxd5 Nxd5 15. Qxd5 Bb7 16. Qxc4 axb5 17. Qc1 Re8+ 18. Be2 Bxf3 19. gxf3 Rxa1 20. Qxa1 Qe6 21. Qd1 Nc6 22. Rg1 Nd4 23. Qxd4 *", + "Moves": "e6e2", + "MovesSAN": "Qxe2#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "q6k/6rp/p7/1p2Q3/3Pb3/P7/6RP/6NK w - - 3 35", + "PGN": "1. e4 c5 2. Bc4 d6 3. Nf3 Nf6 4. Nc3 e6 5. d4 cxd4 6. Nxd4 a6 7. Bg5 b5 8. Bd3 Bb7 9. O-O Be7 10. a3 Nbd7 11. f4 O-O 12. f5 exf5 13. Nxf5 Re8 14. Nxe7+ Qxe7 15. Qf3 Ne5 16. Qh3 Nxd3 17. Bxf6 gxf6 18. cxd3 Qe5 19. Rf5 Qd4+ 20. Kh1 Re5 21. Qg3+ Kh8 22. Rxf6 Rg8 23. Qf3 Reg5 24. Rxf7 Rxg2 25. Ne2 Qxb2 26. Re1 Bc6 27. d4 Be8 28. Qf6+ R2g7 29. Rxg7 Rxg7 30. Rg1 Bg6 31. Rg2 Qb1+ 32. Ng1 Qxe4 33. Qxd6 Qa8 34. Qe5 Be4 *", + "Moves": "e5g7", + "MovesSAN": "Qxg7#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "3rr1k1/pp3ppp/3bq3/2p3Q1/2N1P1b1/1P4P1/PBn2PBP/R3R1K1 w - - 0 18", + "PGN": "1. Nf3 d5 2. g3 c5 3. Bg2 Nc6 4. O-O Bf5 5. d3 Nf6 6. b3 e5 7. Bb2 Bd6 8. Nbd2 O-O 9. Re1 Qd7 10. e4 dxe4 11. Nxe4 Nxe4 12. dxe4 Bg4 13. Qd3 Nb4 14. Qd2 Rfe8 15. Nxe5 Qe6 16. Nc4 Rad8 17. Qg5 Nxc2 *", + "Moves": "g5g7", + "MovesSAN": "Qxg7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "6k1/2r2ppp/8/2P1Pb2/3R1P2/7P/5KP1/8 w - - 1 34", + "PGN": "1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. e5 Nd5 6. c4 Nb6 7. Nc3 Bb4 8. Be2 d5 9. cxd5 Nxd5 10. Nb5 Nc6 11. Bd2 a6 12. Nxd5 Bxd2+ 13. Qxd2 axb5 14. Bxb5 Qxd5 15. Qxd5 exd5 16. O-O O-O 17. Bxc6 bxc6 18. b4 Re8 19. f4 Bd7 20. a4 Reb8 21. Rfb1 Rb7 22. a5 Ra6 23. Ra3 Bf5 24. Rb2 Rb5 25. h3 Ra8 26. Kf2 Rab8 27. Ra4 c5 28. a6 Ra8 29. a7 Rb7 30. Rd2 d4 31. bxc5 Rbxa7 32. Rxa7 Rxa7 33. Rxd4 Rc7 *", + "Moves": "d4d8", + "MovesSAN": "Rd8#", + "Themes": "backRankMate endgame mate mateIn1 oneMove" + }, + { + "FEN": "rn1q2kr/ppp1p1b1/3p2pp/6N1/3Pb1P1/5Q2/PPP2P1P/R1B1K2R w KQ - 0 11", + "PGN": "1. e4 g6 2. d4 Bg7 3. Nf3 d6 4. Bc4 Nf6 5. Nc3 Nxe4 6. Bxf7+ Kxf7 7. Nxe4 Bf5 8. Nfg5+ Kg8 9. Qf3 h6 10. g4 Bxe4 *", + "Moves": "f3f7", + "MovesSAN": "Qf7#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "3r2k1/bb3pp1/pq1rp2p/3n4/1PN5/P1Q2N1P/1B3PP1/R4RK1 w - - 6 26", + "PGN": "1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Bd3 Bc5 6. Nf3 Qc7 7. O-O Nf6 8. h3 Nc6 9. a3 O-O 10. b4 Ba7 11. Bb2 Ne8 12. Ng5 h6 13. Nf3 b5 14. c4 bxc4 15. Bxc4 Bb7 16. Bd3 Rd8 17. Qc2 d5 18. exd5 Rxd5 19. Be4 Rd6 20. Qc3 Nf6 21. Nbd2 Rfd8 22. Bxc6 Rxc6 23. Qe5 Rcd6 24. Qc3 Qb6 25. Nc4 Nd5 *", + "Moves": "c3g7", + "MovesSAN": "Qxg7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "4r2k/p1Q4p/3p4/6pN/P3q3/8/5R1P/5K2 b - - 5 40", + "PGN": "1. e4 e5 2. Nf3 f5 3. d3 Nc6 4. Nc3 Nf6 5. Be2 d6 6. O-O Be7 7. Bg5 O-O 8. Bxf6 Bxf6 9. exf5 Bxf5 10. Nd5 Ne7 11. Nxf6+ Rxf6 12. Kh1 Ng6 13. a4 Nf4 14. g3 Nh3 15. Kg2 Rh6 16. d4 e4 17. Ng1 Qg5 18. f4 exf3+ 19. Bxf3 Nf4+ 20. Kh1 Qxg3 21. Qd2 Nh3 22. Qxh6 Nf2+ 23. Rxf2 Qxf2 24. Qf4 Qxc2 25. Bd5+ Kh8 26. Rf1 g6 27. Rf2 Qb1 28. Qg5 Be4+ 29. Bxe4 Qxe4+ 30. Qg2 Qxd4 31. Qf3 Re8 32. Ne2 Qxb2 33. Nf4 Qa1+ 34. Kg2 Qf6 35. Qxb7 Qg5+ 36. Kf1 Qe5 37. Qxc7 g5 38. Nh5 Qe1+ 39. Kg2 Qe4+ 40. Kf1 *", + "Moves": "e4h1", + "MovesSAN": "Qh1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r3k2r/ppp2ppp/3b1n2/4q3/4P3/2N4P/PPP1QPP1/R1B2RK1 b kq - 1 12", + "PGN": "1. d4 e5 2. dxe5 d6 3. exd6 Bxd6 4. e4 Nc6 5. Nf3 Bg4 6. h3 Bh5 7. Nc3 Nf6 8. Be2 Qe7 9. Qd3 Ne5 10. Nxe5 Bxe2 11. Qxe2 Qxe5 12. O-O *", + "Moves": "e5h2", + "MovesSAN": "Qh2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/1p5p/p3p3/3pk3/6Q1/5pKP/PP3P2/7q w - - 0 39", + "PGN": "1. e4 c5 2. c3 Nc6 3. d4 cxd4 4. cxd4 g6 5. Nc3 Bg7 6. Nf3 e6 7. Be2 Nge7 8. O-O O-O 9. Nb5 d5 10. e5 Nf5 11. Bg5 Qb6 12. g4 Nh6 13. Qd2 a6 14. Nd6 Nxg4 15. h3 Ngxe5 16. dxe5 Nxe5 17. Nxc8 Raxc8 18. Nxe5 Bxe5 19. Bh6 Rfd8 20. Rab1 Qd6 21. Rbc1 Qb6 22. Rxc8 Rxc8 23. Rc1 Rc7 24. Rc2 f6 25. Bd3 Rxc2 26. Qxc2 Qd8 27. Bxg6 f5 28. Bh5 Bg7 29. Bxg7 Qg5+ 30. Kf1 Qxh5 31. Qc3 f4 32. Be5 Qd1+ 33. Kg2 f3+ 34. Kg3 Qh1 35. Qc8+ Kf7 36. Qd7+ Kg6 37. Qg7+ Kf5 38. Qg4+ Kxe5 *", + "Moves": "g4f4", + "MovesSAN": "Qf4#", + "Themes": "dovetailMate endgame mate mateIn1 oneMove queenEndgame" + }, + { + "FEN": "8/4p1k1/B2p1p2/3P1P2/P3P3/3QqbPK/8/8 b - - 4 54", + "PGN": "1. d4 Nf6 2. c4 g6 3. Bg5 Bg7 4. Nf3 O-O 5. Qd2 Ne4 6. Qe3 Nxg5 7. Qxg5 h6 8. Qd2 b6 9. e4 Bb7 10. Bd3 Nc6 11. d5 Ne5 12. Nxe5 Bxe5 13. Nc3 Bg7 14. O-O c6 15. f4 cxd5 16. cxd5 Rc8 17. Kh1 a6 18. f5 g5 19. Rac1 b5 20. Ne2 Qb6 21. Ng3 d6 22. Nh5 Bd4 23. Qe2 Rxc1 24. Rxc1 f6 25. h4 Bc8 26. hxg5 Be3 27. Rf1 Bxg5 28. Rf3 Bd7 29. Rg3 Be8 30. Nf4 Kh7 31. Ne6 Rg8 32. Nxg5+ Rxg5 33. Rxg5 hxg5 34. Qc2 Bd7 35. Qe2 Kg7 36. Qh5 Be8 37. Qe2 Qc5 38. Qc2 Qe3 39. Qe2 Qf4 40. b3 Qh4+ 41. Kg1 Bh5 42. Qc2 Qe1+ 43. Kh2 g4 44. g3 Bf7 45. Qe2 Qc3 46. Qxg4+ Kf8 47. Qe2 Qc1 48. Kg2 Qh6 49. a4 bxa4 50. bxa4 Bh5 51. Qc2 Kg7 52. Bxa6 Qe3 53. Qd3 Bf3+ 54. Kh3 *", + "Moves": "e3h6", + "MovesSAN": "Qh6#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r2q1rk1/pp3ppp/2p1p3/4P3/3P1P2/2nQ4/PPB3PP/5RK1 w - - 0 19", + "PGN": "1. e4 c6 2. d4 d5 3. f3 Nf6 4. e5 Ng8 5. f4 Bf5 6. Nf3 e6 7. c4 dxc4 8. Bxc4 Nd7 9. O-O Nb6 10. Bb3 Bb4 11. Nbd2 Bxd2 12. Bxd2 Ne7 13. Nh4 O-O 14. Nxf5 Nxf5 15. Bc3 Ne3 16. Qd3 Nxf1 17. Rxf1 Nd5 18. Bc2 Nxc3 *", + "Moves": "d3h7", + "MovesSAN": "Qxh7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "qk1r3r/4pn1p/3pN1p1/2pP1p2/2P5/1p5B/Q4P2/R5K1 w - - 0 31", + "PGN": "1. d4 c5 2. d5 d6 3. c4 g6 4. Nc3 Bg7 5. e4 Bxc3+ 6. bxc3 Nf6 7. Qc2 Qa5 8. h3 Nxe4 9. Ne2 Bf5 10. Qb2 Qc7 11. g4 Bd7 12. Bh6 Na6 13. Bg2 Nf6 14. O-O O-O-O 15. Rab1 b6 16. Qa3 Nb8 17. Qb3 Na6 18. a4 Bxg4 19. hxg4 Nxg4 20. Bh3 f5 21. Nf4 Qd7 22. Ne6 Nxh6 23. a5 bxa5 24. Ra1 Nb4 25. cxb4 axb4 26. Ra6 Nf7 27. Rfa1 Kb8 28. Qa2 Qb7 29. Rxa7 b3 30. Ra8+ Qxa8 *", + "Moves": "a2a8", + "MovesSAN": "Qxa8#", + "Themes": "mate mateIn1 middlegame oneMove queensideAttack" + }, + { + "FEN": "r2qr3/p2nkppp/pbp1p3/8/4N3/4P3/PP3PPP/R1BQK2R w KQ - 6 14", + "PGN": "1. d4 c6 2. c4 d6 3. Nf3 Nf6 4. Nc3 Bd7 5. e3 Na6 6. c5 dxc5 7. Bxa6 bxa6 8. dxc5 e6 9. Ne5 Bxc5 10. Nxd7 Nxd7 11. Ne4 Bb6 12. Nd6+ Ke7 13. Ne4 Re8 *", + "Moves": "d1d6", + "MovesSAN": "Qd6#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "rn1qkb1r/3pppp1/p1b4p/2p2N2/8/8/P1P1QPPP/R1B2RK1 w kq - 2 14", + "PGN": "1. e4 a6 2. Nf3 b5 3. d4 Bb7 4. d5 Nf6 5. Bd3 h6 6. Nc3 b4 7. Be2 bxc3 8. bxc3 Nxe4 9. O-O Nxc3 10. Qd3 Nxe2+ 11. Qxe2 Bxd5 12. Nd4 c5 13. Nf5 Bc6 *", + "Moves": "f5d6", + "MovesSAN": "Nd6#", + "Themes": "mate mateIn1 oneMove opening pin smotheredMate" + }, + { + "FEN": "1rb2k1r/p1P2pp1/2p4p/7q/5Pn1/1PNB4/P1PQ2PP/4RRK1 b - - 0 18", + "PGN": "1. e4 e5 2. Nf3 d6 3. d4 exd4 4. Nxd4 Nc6 5. Nxc6 bxc6 6. Nc3 Nf6 7. Bg5 Be7 8. Bd3 Rb8 9. b3 h6 10. Bh4 Nd7 11. Bxe7 Qxe7 12. O-O Qf6 13. Qd2 Ne5 14. Rae1 Qg6 15. f4 Ng4 16. e5 Qh5 17. exd6+ Kf8 18. dxc7 *", + "Moves": "h5h2", + "MovesSAN": "Qxh2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "5b1k/7p/6R1/2pB4/p1P2PP1/P7/1r1p4/6K1 w - - 2 40", + "PGN": "1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. f4 Rb8 7. Nf3 Bg4 8. h3 Bxf3 9. Qxf3 Nd4 10. Qf2 b5 11. a3 e6 12. Be3 Ne7 13. O-O O-O 14. g4 f5 15. Nd1 Qd7 16. c3 Nb3 17. Rb1 a5 18. Qc2 a4 19. Nf2 d5 20. Rbd1 Rbc8 21. Qe2 d4 22. Bd2 Nxd2 23. Qxd2 Rfd8 24. c4 bxc4 25. dxc4 Rb8 26. Nd3 Qc7 27. exf5 exf5 28. Rde1 Rb3 29. Re6 Bf8 30. Rfe1 Rdb8 31. R1e5 Rxd3 32. Qxd3 Rxb2 33. gxf5 Nxf5 34. Rxf5 gxf5 35. Qxf5 Qg7 36. Qg4 d3 37. Bd5 Qxg4+ 38. hxg4 d2 39. Rg6+ Kh8 *", + "Moves": "g6g8", + "MovesSAN": "Rg8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "5rk1/6q1/p1p5/P1Pp1NN1/4bKP1/Q3P2R/8/8 b - - 0 42", + "PGN": "1. d4 d5 2. Bf4 Be6 3. Nf3 f6 4. h3 Bf7 5. e3 e6 6. c4 Bd6 7. Bxd6 Qxd6 8. c5 Qd7 9. a4 Ne7 10. b4 c6 11. b5 cxb5 12. Bxb5 Nbc6 13. a5 a6 14. Ba4 O-O 15. Nbd2 Qc7 16. Bxc6 bxc6 17. O-O Rab8 18. Qa4 Rb5 19. Rfb1 Rfb8 20. Rxb5 Rxb5 21. Nb3 Bg6 22. Nfd2 Nf5 23. Qa3 h5 24. g4 hxg4 25. hxg4 Nh4 26. f4 e5 27. fxe5 fxe5 28. Kf2 exd4 29. Nxd4 Qh2+ 30. Ke1 Ng2+ 31. Kd1 Qg1+ 32. Ke2 Nf4+ 33. Kf3 Qg2+ 34. Kxf4 Rb8 35. N2f3 Be4 36. Rg1 Qh3 37. Rg3 Rf8+ 38. Nf5 Qh6+ 39. Ng5 g6 40. Rh3 Qg7 41. Ne6 g5+ 42. Nxg5 *", + "Moves": "g7c7", + "MovesSAN": "Qc7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2r5/3N1pkp/R1P1p1p1/2b5/2r4P/5P2/6P1/R6K b - - 0 34", + "PGN": "1. e4 g6 2. d4 Bg7 3. Nc3 c6 4. Be3 d5 5. f3 Qb6 6. Qd2 Qxb2 7. Rb1 Qa3 8. exd5 Nd7 9. Bc4 Ngf6 10. dxc6 bxc6 11. Nge2 Ba6 12. Qd3 Bxc4 13. Qxc4 O-O 14. O-O Nb6 15. Qb3 Qxb3 16. axb3 Nbd5 17. Bf2 Nd7 18. Ra1 Rfb8 19. Ra6 Rb6 20. Ra5 e6 21. Rfa1 a6 22. Ne4 Bf8 23. c4 Nc7 24. d5 Rxb3 25. dxc6 Nb8 26. Nd4 Rb4 27. Bg3 Rxc4 28. Bxc7 Rxd4 29. Bxb8 Rxb8 30. Rxa6 Rc4 31. Nf6+ Kg7 32. Nd7 Bc5+ 33. Kh1 Rc8 34. h4 *", + "Moves": "c4h4", + "MovesSAN": "Rxh4#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "6k1/p4ppp/3N1n2/8/8/8/PP3PPP/2r1R1K1 b - - 2 27", + "PGN": "1. d4 Nf6 2. e3 e6 3. c4 d5 4. Nc3 Bb4 5. Bd2 c5 6. dxc5 Bxc5 7. cxd5 exd5 8. Nf3 O-O 9. Rc1 b6 10. Bd3 Nc6 11. O-O d4 12. exd4 Nxd4 13. Nxd4 Qxd4 14. Be3 Qd7 15. Bxc5 bxc5 16. Na4 Rd8 17. Nxc5 Qe7 18. Nb3 Bb7 19. Re1 Qd6 20. Rc2 Qxd3 21. Qxd3 Rxd3 22. Nc5 Rc8 23. Rce2 Rdd8 24. Nxb7 Re8 25. Nd6 Rxe2 26. Rxe2 Rc1+ 27. Re1 *", + "Moves": "c1e1", + "MovesSAN": "Rxe1#", + "Themes": "backRankMate endgame hangingPiece mate mateIn1 oneMove" + }, + { + "FEN": "rn2k2r/pp3ppp/3b1B2/3Pq3/2B1p3/2N5/PP3PPP/R2Q1RK1 b kq - 0 13", + "PGN": "1. d4 d5 2. c4 dxc4 3. e4 e5 4. Nf3 Bg4 5. d5 Bxf3 6. Qxf3 Nf6 7. Bxc4 c6 8. O-O cxd5 9. exd5 e4 10. Qd1 Bd6 11. Bg5 Qe7 12. Nc3 Qe5 13. Bxf6 *", + "Moves": "e5h2", + "MovesSAN": "Qxh2#", + "Themes": "kingsideAttack mate mateIn1 oneMove opening" + }, + { + "FEN": "6rk/ppp1qp2/3p3p/4p3/2P1Pn2/6QP/PPPB1P2/2K3R1 w - - 0 22", + "PGN": "1. e4 e5 2. Nc3 Nc6 3. Bc4 Nf6 4. d3 Bb4 5. Bd2 O-O 6. Nf3 d6 7. Qe2 Bxc3 8. Bxc3 h6 9. O-O-O Bg4 10. h3 Bxf3 11. gxf3 Na5 12. Rhg1 Nxc4 13. dxc4 Nh5 14. Qe3 Nf4 15. Bd2 Qf6 16. Rg4 Qe7 17. Rdg1 Ng6 18. f4 Nxf4 19. Rxg7+ Kh8 20. Qg3 Rg8 21. Rxg8+ Rxg8 *", + "Moves": "g3g8", + "MovesSAN": "Qxg8#", + "Themes": "endgame kingsideAttack mate mateIn1 oneMove" + }, + { + "FEN": "6Q1/p1p5/1p6/2q1pkPK/5r1P/2P5/PP1n4/5r2 w - - 2 38", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Nc3 Bc5 4. Bc4 f5 5. O-O fxe4 6. Nxe4 d5 7. Nxc5 dxc4 8. d3 b6 9. Na4 cxd3 10. Nc3 Bg4 11. Re1 Bxf3 12. Qxf3 Nge7 13. Bg5 Rf8 14. Qh5+ g6 15. Qxh7 d2 16. Re2 Rf7 17. Qh8+ Rf8 18. Qh3 Qd4 19. Rxd2 Qc5 20. Ne4 Qb5 21. Nf6+ Kf7 22. Qh7+ Ke6 23. Qh3+ Nf5 24. g4 Nfd4 25. Qh7 Nf3+ 26. Kg2 Nxg5 27. Qxg6 Rxf6 28. Qxg5 Raf8 29. h4 Qc5 30. Rf1 Nd4 31. c3 Nf3 32. Qg7 Nxd2 33. g5 Rxf2+ 34. Kg3 R8f3+ 35. Kg4 Rf4+ 36. Kh5 Rxf1 37. Qg8+ Kf5 *", + "Moves": "g8g6", + "MovesSAN": "Qg6#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "4r1k1/p4ppp/1p6/1Q1r2q1/3B1b2/8/PP3PPP/3R2K1 w - - 0 24", + "PGN": "1. e4 c6 2. Nf3 d5 3. exd5 cxd5 4. Ne5 Nf6 5. Bb5+ Bd7 6. Nxd7 Nbxd7 7. d4 e6 8. O-O Bd6 9. c3 O-O 10. Be3 Bb8 11. Nd2 e5 12. Bxd7 Qxd7 13. dxe5 Bxe5 14. Nf3 Bb8 15. Bd4 Qf5 16. Re1 Ne4 17. Qb3 b6 18. Rad1 Rd8 19. Qb5 Bf4 20. c4 Ng5 21. Nxg5 Qxg5 22. cxd5 Rxd5 23. Re8+ Rxe8 *", + "Moves": "b5e8", + "MovesSAN": "Qxe8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "4r2R/1p1n1pk1/p1p5/3p1P2/P7/8/1PPQq3/2K5 w - - 0 27", + "PGN": "1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. Bg5 a6 5. a4 Nc6 6. Nf3 Bg4 7. Be3 Nf6 8. Be2 O-O 9. d5 Bxf3 10. gxf3 Nb8 11. h4 Nbd7 12. f4 Re8 13. h5 e6 14. hxg6 hxg6 15. dxe6 Rxe6 16. f5 gxf5 17. exf5 Rxe3 18. fxe3 Qe7 19. Qd2 Re8 20. Rh3 c6 21. O-O-O d5 22. Rg1 Kf8 23. e4 Nxe4 24. Nxe4 Qxe4 25. Rxg7 Qxe2 26. Rh8+ Kxg7 *", + "Moves": "d2h6", + "MovesSAN": "Qh6#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "r5r1/pp3kbK/2p3R1/4pp1B/7P/8/PPP2P2/R7 b - - 5 29", + "PGN": "1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nd7 5. Bc4 Ngf6 6. Qe2 Nxe4 7. Qxe4 Nf6 8. Qe2 Qxd4 9. Nf3 Qe4 10. Bxf7+ Kd8 11. Bg5 Qxe2+ 12. Kxe2 Bg4 13. h3 Bxf3+ 14. Kxf3 e5 15. Bxf6+ gxf6 16. Ke4 Ke7 17. Bh5 Rg8 18. g3 Rg5 19. Bf3 Bg7 20. g4 Bh6 21. h4 Rgg8 22. g5 Bg7 23. Kf5 Rgf8 24. g6 hxg6+ 25. Kxg6 Rg8 26. Kh7 f5 27. Rhg1 Kf6 28. Rg6+ Kf7 29. Bh5 *", + "Moves": "g8h8", + "MovesSAN": "Rh8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "5rk1/7p/3P2pP/4Q3/6b1/2p3K1/5r2/8 w - - 0 45", + "PGN": "1. e4 c5 2. Nf3 e6 3. c3 d5 4. e5 Ne7 5. d4 Ng6 6. a3 Nc6 7. b4 c4 8. a4 Bd7 9. Na3 a6 10. g3 Be7 11. Be3 O-O 12. Bg2 f6 13. b5 Na5 14. h4 Nb3 15. exf6 Bxf6 16. Rb1 Qa5 17. h5 Ne7 18. O-O Qxa4 19. Nc2 Qxb5 20. h6 g6 21. Ne5 a5 22. Qg4 Bxe5 23. dxe5 a4 24. Nd4 Qa6 25. Qg5 Nxd4 26. Bxd4 Nf5 27. g4 Nxd4 28. cxd4 a3 29. Rfe1 a2 30. Ra1 b5 31. Bxd5 exd5 32. e6 Bxe6 33. Qe5 Rf7 34. Re2 Bxg4 35. Rexa2 Qxa2 36. Rxa2 Rxa2 37. Qe8+ Rf8 38. Qxb5 Raxf2 39. Qxd5+ Kh8 40. Qe5+ R2f6 41. d5 Kg8 42. d6 Rf1+ 43. Kg2 R1f2+ 44. Kg3 c3 *", + "Moves": "e5g7", + "MovesSAN": "Qg7#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r2qkb1r/pppb1p1p/3p1n2/4p2Q/2B5/1P2PN2/PBPP1PP1/RN2K3 w Qkq - 4 12", + "PGN": "1. e3 g6 2. h4 Nf6 3. h5 Nxh5 4. Rxh5 gxh5 5. Qxh5 d6 6. b3 Nd7 7. Bb2 Nf6 8. Qg5 Bd7 9. Nf3 e5 10. Bc4 Ne4 11. Qh5 Nf6 *", + "Moves": "h5f7", + "MovesSAN": "Qxf7#", + "Themes": "attackingF2F7 mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/1QP1pp2/5k2/6pp/5n2/5PKP/2r3P1/3R4 b - - 0 36", + "PGN": "1. e4 g6 2. Nf3 Bg7 3. d4 d6 4. Bc4 Nc6 5. h3 a6 6. a4 b5 7. axb5 Na7 8. bxa6 Bd7 9. Nc3 Nf6 10. e5 dxe5 11. dxe5 Ng8 12. O-O Bc6 13. b4 Nh6 14. b5 Bxf3 15. Qxf3 Nf5 16. Bd5 Rb8 17. Be3 Bxe5 18. Bxa7 Bxc3 19. Qxc3 O-O 20. Bxb8 Qxd5 21. a7 Qxb5 22. a8=Q Rxb8 23. Rab1 Qxf1+ 24. Rxf1 Rxa8 25. Qxc7 Ra2 26. c4 Rc2 27. c5 Kg7 28. c6 Nd6 29. Re1 Ne8 30. Qd7 Nf6 31. Qb7 Nd5 32. f3 Kf6 33. Kh2 h5 34. Rd1 Nf4 35. Kg3 g5 36. c7 *", + "Moves": "c2g2", + "MovesSAN": "Rxg2#", + "Themes": "endgame hookMate mate mateIn1 oneMove" + }, + { + "FEN": "4R1R1/p4r2/1p6/3qBkp1/8/5P1p/PP4PK/8 w - - 0 36", + "PGN": "1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. h3 Nc6 5. Bd3 e5 6. Bc2 g6 7. O-O Bg7 8. d4 exd4 9. cxd4 cxd4 10. Nxd4 O-O 11. Nc3 Re8 12. Bf4 Nxd4 13. Qxd4 Nxe4 14. Qxg7+ Kxg7 15. Bxe4 Be6 16. Rfd1 d5 17. Bxd5 Bxd5 18. Nxd5 Qh4 19. Bg3 Qh5 20. Nc7 Rad8 21. Nxe8+ Rxe8 22. Rd3 Qe2 23. Rb3 b6 24. Rc1 Re7 25. Kh2 h5 26. Rc8 g5 27. h4 f6 28. Rf3 Qe4 29. hxg5 fxg5 30. Rff8 h4 31. Rg8+ Kf6 32. Bd6 Rf7 33. Rce8 Qd5 34. Be5+ Kf5 35. f3 h3 *", + "Moves": "g2g4", + "MovesSAN": "g4#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "1r3r1k/1p4pp/1Q1N4/4Pp2/PP3P1n/R6q/3N1P2/5RK1 b - - 0 36", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bb4 4. a3 Ba5 5. b4 Bb6 6. c3 Nf6 7. Qe2 O-O 8. h3 d6 9. d3 Qe7 10. Be3 Nd8 11. Bxb6 axb6 12. Nbd2 c6 13. Bb3 d5 14. Bc2 d4 15. cxd4 exd4 16. Nxd4 Qe5 17. N4b3 Ne6 18. O-O Nf4 19. Qf3 Ng6 20. d4 Qe7 21. e5 Nd5 22. Ne4 Be6 23. Nbd2 f5 24. Nd6 Ndf4 25. Bb3 Rab8 26. a4 Kh8 27. Bxe6 Nxe6 28. d5 cxd5 29. Qxd5 Nef4 30. Qb5 Qg5 31. g3 Nxh3+ 32. Kg2 Nhf4+ 33. Kg1 Qg4 34. Ra3 Nh4 35. Qxb6 Qh3 36. gxf4 *", + "Moves": "h3g2", + "MovesSAN": "Qg2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r4rk1/1bqn1ppp/2pbp3/1p6/4nP2/PBB1PNQ1/3P2PP/RN3R1K w - - 8 17", + "PGN": "1. f4 e6 2. Nf3 c6 3. e3 d5 4. Be2 Nf6 5. O-O Bd6 6. c4 O-O 7. a3 Qb6 8. Kh1 dxc4 9. Bxc4 Qc7 10. b4 b5 11. Bb3 a5 12. bxa5 Rxa5 13. Bb2 Nbd7 14. Bc3 Ra8 15. Qe1 Bb7 16. Qg3 Ne4 *", + "Moves": "g3g7", + "MovesSAN": "Qxg7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1bqkb1r/pp2np1p/2n1p1p1/1B6/3pNP2/5N2/PPPP2PP/R1BQ1RK1 w kq - 0 9", + "PGN": "1. e4 e6 2. f4 c6 3. Nf3 d5 4. exd5 cxd5 5. Nc3 d4 6. Ne4 Nc6 7. Bb5 Ne7 8. O-O g6 *", + "Moves": "e4f6", + "MovesSAN": "Nf6#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "7k/5p2/5p1p/3p1P2/2p5/2q2P2/P5QP/4r1RK w - - 2 32", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. Bc4 e6 4. d4 d5 5. exd5 exd5 6. Bb5 a6 7. Bxc6+ bxc6 8. O-O Nf6 9. Bg5 Be7 10. c3 O-O 11. Re1 Re8 12. Nbd2 Bg4 13. Qc2 h6 14. Bf4 Bd6 15. Ne5 Bxe5 16. Bxe5 cxd4 17. Bxd4 Rxe1+ 18. Rxe1 Qd6 19. Be5 Re8 20. f4 Qc5+ 21. Kh1 Qf2 22. Qc1 Bf5 23. Nf3 Be4 24. Bxf6 gxf6 25. Rg1 Bxf3 26. gxf3+ Kh8 27. Qf1 Qxb2 28. Qxa6 Qxc3 29. Qf1 c5 30. f5 c4 31. Qg2 Re1 *", + "Moves": "g2g7", + "MovesSAN": "Qg7#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r5k1/2N2pbp/3pq1p1/BRp1p3/Q1P1Pn1P/P2P1K1P/5P2/5R2 b - - 2 27", + "PGN": "1. c4 Nf6 2. Nc3 g6 3. Nf3 Bg7 4. g3 O-O 5. Bg2 d6 6. O-O c5 7. d3 e5 8. Bd2 Nc6 9. Rb1 a6 10. a3 Bg4 11. b4 b6 12. h3 Be6 13. e3 Qd7 14. Kh2 a5 15. bxc5 bxc5 16. Ng5 Ne7 17. Nxe6 Qxe6 18. Bxa8 Rxa8 19. Rb5 Qf5 20. e4 Qe6 21. Qa4 Nc6 22. Nd5 Nh5 23. Bxa5 Nd4 24. Nc7 Nf3+ 25. Kg2 Nh4+ 26. gxh4 Nf4+ 27. Kf3 *", + "Moves": "e6h3", + "MovesSAN": "Qxh3#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "5rk1/Q4pp1/4p2p/5N1q/P1nPn3/4P3/1B3PPP/RB4K1 b - - 0 22", + "PGN": "1. d4 d5 2. c4 dxc4 3. Nc3 Nf6 4. e3 Bf5 5. Qf3 e6 6. Qxb7 Nbd7 7. Bxc4 Be7 8. Nf3 O-O 9. O-O Nb6 10. Qa6 Bb4 11. a3 Bxc3 12. bxc3 Ne4 13. Ba2 Nxc3 14. Bb2 Ne4 15. Rfc1 h6 16. a4 Qe7 17. Bb1 Qf6 18. Rxc7 Qg6 19. Rxa7 Rxa7 20. Qxa7 Nc4 21. Nh4 Qh5 22. Nxf5 *", + "Moves": "h5d1", + "MovesSAN": "Qd1#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r4r1k/ppp3p1/3p2p1/3Qn3/8/2R4b/PP3PPP/6K1 w - - 0 23", + "PGN": "1. e4 e5 2. d4 exd4 3. c3 dxc3 4. Bc4 Qf6 5. Nxc3 Bb4 6. Bd2 Bxc3 7. Bxc3 Qg6 8. Ne2 Nf6 9. e5 Ne4 10. Nf4 Qf5 11. Bd2 O-O 12. O-O Nxd2 13. Qxd2 Qxe5 14. Rfe1 Qc5 15. Rac1 Qg5 16. Bxf7+ Kh8 17. Ng6+ Qxg6 18. Bxg6 hxg6 19. Re3 d6 20. Rcc3 Nc6 21. Qd5 Ne5 22. Rh3+ Bxh3 *", + "Moves": "c3h3", + "MovesSAN": "Rxh3#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "4rk2/ppN2pb1/2pp4/6p1/2P5/6PQ/PR6/K7 b - - 0 31", + "PGN": "1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. f4 Bc5 5. e3 Nxe3 6. Bxe3 Bxe3 7. Nc3 Bxf4 8. Nf3 Nc6 9. Qd5 O-O 10. g3 Be3 11. Qe4 Bh6 12. Bd3 g6 13. h4 d6 14. h5 Bf5 15. Qe2 Bxd3 16. Qxd3 Bg7 17. hxg6 hxg6 18. O-O-O Nxe5 19. Nxe5 Qg5+ 20. Kb1 Qxe5 21. Qd2 Rfe8 22. Qh2 Qf5+ 23. Ka1 g5 24. Rdf1 Qg6 25. Nd5 Rac8 26. Re1 Kf8 27. Qh3 c6 28. Rxe8+ Rxe8 29. Nc7 Qc2 30. Rb1 Qxb2+ 31. Rxb2 *", + "Moves": "e8e1", + "MovesSAN": "Re1#", + "Themes": "endgame mate mateIn1 oneMove pin" + }, + { + "FEN": "r5r1/p2p1p1k/b1p1p2p/4P1P1/8/2N4Q/PqP2P1P/R3R1K1 w - - 1 18", + "PGN": "1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nxc6 bxc6 6. Nc3 Bc5 7. Bd3 Ne7 8. O-O O-O 9. e5 Bd4 10. Bxh7+ Kxh7 11. Qxd4 Nf5 12. Qd3 Qb6 13. g4 Ba6 14. Qh3+ Nh6 15. Bxh6 gxh6 16. Rfe1 Qxb2 17. g5 Rg8 *", + "Moves": "h3h6", + "MovesSAN": "Qxh6#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3r4/1pp2pkp/6p1/1p2Nb2/6P1/1P5P/KP3P2/3R1R2 b - - 0 25", + "PGN": "1. e4 g6 2. d4 Bg7 3. Nf3 d6 4. Nc3 Nf6 5. Be3 Nbd7 6. Bc4 O-O 7. Qd2 Ng4 8. Bf4 e5 9. dxe5 dxe5 10. Bg5 Qe8 11. h3 Ngf6 12. Bh6 Nc5 13. Bxg7 Kxg7 14. Qe3 Qc6 15. Nxe5 Qb6 16. O-O-O Ncxe4 17. Qxb6 axb6 18. Nxe4 Nxe4 19. Rhf1 b5 20. Bb3 Nc5 21. Kb1 Nxb3 22. cxb3 Bf5+ 23. Ka1 Rfd8 24. g4 Rxa2+ 25. Kxa2 *", + "Moves": "d8a8", + "MovesSAN": "Ra8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r1b2rk1/4p2p/pn1pN1p1/3P1p2/2qQ4/4BN2/P1P2PPP/R5K1 w - - 0 18", + "PGN": "1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Nf3 Bg7 5. Bd3 O-O 6. O-O c5 7. d5 a6 8. Be3 b5 9. b3 Nbd7 10. Qd2 c4 11. bxc4 bxc4 12. Bxc4 Nxe4 13. Nxe4 Bxa1 14. Rxa1 f5 15. Neg5 Qc7 16. Qd4 Nb6 17. Ne6 Qxc4 *", + "Moves": "d4g7", + "MovesSAN": "Qg7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/p4r2/1q3pk1/3p2P1/8/3P2P1/P5PK/Q4R2 b - - 0 32", + "PGN": "1. e4 e5 2. Qh5 Nc6 3. Bc4 g6 4. Qf3 Nf6 5. d3 Nd4 6. Qd1 Bg7 7. Bg5 O-O 8. c3 Nc6 9. Nf3 h6 10. Bh4 g5 11. Bg3 Nh5 12. O-O d6 13. Nxe5 Nxg3 14. Nxc6 bxc6 15. fxg3 d5 16. exd5 cxd5 17. Bb3 c6 18. c4 Bxb2 19. Nd2 Bxa1 20. Qxa1 Be6 21. cxd5 Bxd5 22. Bxd5 cxd5 23. Nf3 Qd6 24. Nd4 Qb6 25. Kh1 Rae8 26. Nf5 f6 27. Nxh6+ Kh7 28. Ng4 Kg6 29. h4 Rf7 30. hxg5 Rh8+ 31. Nh2 Rxh2+ 32. Kxh2 *", + "Moves": "f7h7", + "MovesSAN": "Rh7#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "1r4k1/prp1npp1/7Q/4q3/4P3/2P2P2/P1P2P2/2K3RR w - - 1 22", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 d6 4. Bc4 h6 5. dxe5 Bg4 6. exd6 Bxd6 7. Be3 Ne5 8. Nbd2 Bxf3 9. gxf3 Nxc4 10. Nxc4 Be7 11. Na5 Qc8 12. Bd4 Bb4+ 13. Bc3 Bxc3+ 14. bxc3 Ne7 15. Rg1 O-O 16. Qd2 Qh3 17. Nxb7 Qxh2 18. O-O-O Rab8 19. Rh1 Qe5 20. Rdg1 Rxb7 21. Qxh6 Rfb8 *", + "Moves": "h6h8", + "MovesSAN": "Qh8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r4rk1/pb3ppp/1pq1pn2/8/1P1P4/2NB4/1P1B1PPP/R2Q1RK1 b - - 0 14", + "PGN": "1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. e5 dxe5 5. Nxe5 Qc7 6. d4 cxd4 7. cxd4 e6 8. Nc3 Bb4 9. Bd2 O-O 10. Bd3 Nc6 11. Nxc6 Qxc6 12. O-O b6 13. a3 Bb7 14. axb4 *", + "Moves": "c6g2", + "MovesSAN": "Qxg2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "4k3/3qr1pQ/pn3p1p/1p1p1p2/3P4/2P4P/PP3PP1/4R1K1 w - - 0 30", + "PGN": "1. e4 c6 2. Nf3 d5 3. exd5 cxd5 4. d4 Bg4 5. Bb5+ Nc6 6. c3 e6 7. Bg5 Be7 8. Bxe7 Qxe7 9. h3 Bh5 10. Nbd2 a6 11. Ba4 b5 12. Bc2 Nf6 13. Nf1 O-O 14. Ng3 Bg6 15. O-O Bxc2 16. Qxc2 h6 17. Rfe1 Qc7 18. Ne5 Nxe5 19. Rxe5 Nd7 20. Re2 Rae8 21. Rae1 Nb6 22. Nf5 Qd7 23. Nh4 f6 24. Qg6 Rf7 25. Nf5 Kf8 26. Ng3 Ree7 27. Qh7 Ke8 28. Nf5 exf5 29. Rxe7+ Rxe7 *", + "Moves": "h7g8", + "MovesSAN": "Qg8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "6k1/5p2/p1p5/1p6/2P5/1P2P1rq/P5Q1/R4RK1 b - - 1 31", + "PGN": "1. c4 e5 2. e4 Nf6 3. Nc3 Be7 4. Nf3 h6 5. Nxe5 d6 6. Nf3 O-O 7. Bd3 Nc6 8. O-O Ne5 9. Nxe5 dxe5 10. Nd5 Ng4 11. h3 c6 12. Nxe7+ Qxe7 13. hxg4 Qg5 14. Be2 a6 15. d3 Qg6 16. Bf3 b5 17. b3 Bd7 18. Bb2 Rfe8 19. d4 exd4 20. Bxd4 Rad8 21. Qb1 Bxg4 22. Bxg4 Qxg4 23. Qb2 Qxe4 24. Bxg7 Qg4 25. Bxh6 Rd4 26. Be3 Rd6 27. Qa3 Rg6 28. g3 Rxe3 29. Qb2 Qh3 30. fxe3 Rxg3+ 31. Qg2 *", + "Moves": "g3g2", + "MovesSAN": "Rxg2#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r2qr2Q/pbp1k1p1/1pn1ppP1/2npP3/5P2/4P2R/PPPN3P/R1B3K1 w - - 4 19", + "PGN": "1. d4 Nf6 2. e3 d5 3. Bd3 Nc6 4. Nd2 b6 5. f4 Bb7 6. Ngf3 e6 7. O-O Be7 8. Ne5 O-O 9. g4 Bd6 10. Qf3 Bxe5 11. dxe5 Nd7 12. g5 Nc5 13. Bxh7+ Kxh7 14. Qh5+ Kg8 15. Rf3 Re8 16. g6 f6 17. Rh3 Kf8 18. Qh8+ Ke7 *", + "Moves": "h8g7", + "MovesSAN": "Qxg7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "5kn1/2R4R/pr3pp1/4p3/P3b1P1/8/5K2/8 w - - 0 43", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f4 e5 7. Nb3 Nbd7 8. g3 Be7 9. a4 h5 10. h3 b6 11. Bg2 Bb7 12. O-O Rc8 13. Qd3 Qc7 14. Be3 Qc4 15. Qxc4 Rxc4 16. fxe5 dxe5 17. Rad1 O-O 18. Rfe1 Rfc8 19. Bf1 R4c7 20. Bd3 Bb4 21. Bd2 Nc5 22. Nxc5 Bxc5+ 23. Kg2 Rd7 24. Rf1 Bd4 25. Rde1 Rd6 26. Rf5 g6 27. Rf3 Nd7 28. g4 hxg4 29. hxg4 Nf6 30. Kg3 Kg7 31. Ref1 Rc7 32. Bg5 Ng8 33. Rh1 Bxc3 34. bxc3 f6 35. Be3 Rxc3 36. Kf2 Rdxd3 37. cxd3 Rxd3 38. Rfh3 Bxe4 39. Rh7+ Kf8 40. Rc1 Rd8 41. Bxb6 Rb8 42. Rcc7 Rxb6 *", + "Moves": "c7c8", + "MovesSAN": "Rc8#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "1r3r2/6Q1/2pb4/p2p4/7k/1PP3qP/P5P1/4R1K1 w - - 2 33", + "PGN": "1. e4 e6 2. d4 d5 3. e5 c5 4. Nf3 cxd4 5. Nxd4 Ne7 6. Bd3 Nec6 7. Nxc6 bxc6 8. O-O Nd7 9. f4 Be7 10. Be3 O-O 11. Nd2 f6 12. exf6 Bxf6 13. c3 e5 14. fxe5 Nxe5 15. Qc2 Nxd3 16. Qxd3 a5 17. Nf3 Ba6 18. Qd2 Bxf1 19. Rxf1 Be7 20. b3 Bd6 21. Re1 Rb8 22. Nd4 Qh4 23. Nf3 Qf6 24. Bd4 Qf7 25. Ng5 Qh5 26. h3 Qh4 27. Qe3 Qg3 28. Qe6+ Kh8 29. Bxg7+ Kxg7 30. Qd7+ Kg6 31. Qxh7+ Kxg5 32. Qg7+ Kh4 *", + "Moves": "g7h6", + "MovesSAN": "Qh6#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "8/1k6/1P5Q/5p1P/7K/8/8/6q1 b - - 2 66", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nxc6 bxc6 6. c4 Bc5 7. Be2 Nf6 8. Qd3 O-O 9. O-O d6 10. Nc3 Bg4 11. Bg5 Bxe2 12. Nxe2 h6 13. Bh4 Rb8 14. b3 g5 15. Bg3 Nh5 16. Qf3 Nf4 17. Bxf4 exf4 18. Kh1 Re8 19. g3 fxg3 20. Nxg3 Bd4 21. Rad1 Be5 22. Nf5 Qf6 23. Rg1 Bf4 24. h4 Kh7 25. Rg4 Rg8 26. Rdg1 Rg6 27. h5 Rgg8 28. Qd3 Qe5 29. f3 f6 30. Rd1 Rgd8 31. Nd4 Rbc8 32. b4 a6 33. a4 c5 34. Nc2 cxb4 35. Nxb4 a5 36. Nd5 Kg7 37. Rb1 Rb8 38. Rb5 Rxb5 39. cxb5 Qa1+ 40. Rg1 Qxa4 41. Qc3 Rf8 42. Nxf4 Qa2 43. Nd5 Rf7 44. b6 Qa4 45. Rb1 Qd7 46. Kg2 Qb7 47. Qxa5 g4 48. f4 f5 49. Qc3+ Kg8 50. Nf6+ Rxf6 51. Qxf6 Qxe4+ 52. Kg3 Qf3+ 53. Kh2 g3+ 54. Kh3 g2+ 55. Kh2 Qxf4+ 56. Kxg2 Qe4+ 57. Kg3 Qxb1 58. Qg6+ Kf8 59. Qxd6+ Kf7 60. Qg6+ Ke7 61. Qg7+ Kd6 62. Qf6+ Kc5 63. Qe5+ Kc6 64. Qe6+ Kb7 65. Qxh6 Qg1+ 66. Kh4 *", + "Moves": "g1g4", + "MovesSAN": "Qg4#", + "Themes": "endgame mate mateIn1 oneMove queenEndgame" + }, + { + "FEN": "3r1r2/pp3p2/2p2Pk1/5p1R/7P/1P1P4/P1P5/1KB2q2 w - - 4 34", + "PGN": "1. f4 d6 2. b3 Nh6 3. Bb2 Bf5 4. g3 e6 5. Bg2 Be7 6. e4 Bg4 7. Ne2 O-O 8. h3 Bxe2 9. Qxe2 c6 10. d3 Bf6 11. e5 dxe5 12. fxe5 Be7 13. Nd2 Nf5 14. Qg4 h5 15. Qxh5 Nxg3 16. Qg4 Na6 17. O-O-O Nxh1 18. Rxh1 Bg5 19. h4 Bh6 20. Rf1 Nc7 21. Rf6 Nd5 22. Rxh6 Ne3 23. Qg3 Nf5 24. Ne4 Nxg3 25. Nf6+ gxf6 26. exf6 Nf5 27. Rh5 Qc7 28. Be4 Qf4+ 29. Kb1 Qf1+ 30. Bc1 Rad8 31. Bxf5 exf5 32. Rg5+ Kh7 33. Rh5+ Kg6 *", + "Moves": "h5h6", + "MovesSAN": "Rh6#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "7r/4kPP1/p2ppb2/8/4b3/1N2BQ2/Nr6/K2R4 b - - 1 28", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Qb6 5. Nb3 Nf6 6. Nc3 e6 7. Be3 Qc7 8. f4 d6 9. Qf3 Be7 10. g4 a6 11. O-O-O b5 12. a3 Bb7 13. h4 Rc8 14. g5 Nd7 15. h5 b4 16. axb4 Nxb4 17. Rh2 Nb6 18. f5 Nc4 19. Bxc4 Qxc4 20. g6 hxg6 21. fxg6 Bf6 22. h6 Na2+ 23. Nxa2 Bxe4 24. gxf7+ Ke7 25. hxg7 Qxc2+ 26. Rxc2 Rxc2+ 27. Kb1 Rxb2+ 28. Ka1 *", + "Moves": "b2b1", + "MovesSAN": "Rb1#", + "Themes": "doubleCheck master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "4r1k1/6b1/1p3qpp/p7/2P2P2/3B1Q2/PP2n3/1K1R3R b - - 0 37", + "PGN": "1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Nf3 Nc6 7. d5 Nb8 8. Be3 a5 9. Qd2 Ng4 10. Bg5 Na6 11. h3 Nf6 12. O-O-O Nc5 13. Qe3 b6 14. e5 Nfd7 15. exd6 cxd6 16. Bxe7 Qc7 17. Nb5 Qb7 18. Nxd6 Qa6 19. Bxf8 Bxf8 20. Nb5 Nf6 21. Kb1 Rb8 22. Nfd4 Bd7 23. g4 Re8 24. Qg3 Nfe4 25. Qg1 Qc8 26. h4 Bg7 27. h5 Qd8 28. hxg6 fxg6 29. Qh2 h6 30. Ne6 Bxe6 31. dxe6 Qf6 32. Nd4 Nxe6 33. g5 N4xg5 34. Bd3 Nxd4 35. f4 Ngf3 36. Qg2 Ne2 37. Qxf3 *", + "Moves": "f6b2", + "MovesSAN": "Qxb2#", + "Themes": "mate mateIn1 middlegame oneMove queensideAttack" + }, + { + "FEN": "r1k1r3/pppn1ppp/8/3P3n/2Pq1B2/2N2K2/PP4PP/4RB1R w - - 0 16", + "PGN": "1. e4 e5 2. f4 d5 3. exd5 exf4 4. c4 Qf6 5. Nf3 Bc5 6. d4 Bb4+ 7. Kf2 Bg4 8. Qa4+ Nd7 9. Qxb4 Bxf3 10. Kxf3 Qxd4 11. Bxf4 Ngf6 12. Nc3 Nh5 13. Re1+ Kd8 14. Qe7+ Kc8 15. Qe8+ Rxe8 *", + "Moves": "e1e8", + "MovesSAN": "Rxe8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2k1r3/ppp3pp/1b6/3p4/6n1/1NP3B1/PP1R1PPP/4R1K1 b - - 0 23", + "PGN": "1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Nf3 Bg4 5. Be2 e6 6. O-O Nc6 7. Re1 Bxf3 8. Bxf3 dxe5 9. dxe5 Bb4 10. c3 Bc5 11. Bxd5 Qxd5 12. Qxd5 exd5 13. e6 fxe6 14. Rxe6+ Kd7 15. Re1 Rae8 16. Rd1 Kc8 17. Nd2 Ne5 18. Nb3 Bb6 19. Bf4 Ng4 20. Bg3 Re2 21. Rd2 Rhe8 22. Rad1 Re1+ 23. Rxe1 *", + "Moves": "e8e1", + "MovesSAN": "Rxe1#", + "Themes": "kingsideAttack master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "6k1/pb3n1p/6pB/3q1p1n/8/1Pp1Q3/P1P2PPP/R5K1 w - - 5 29", + "PGN": "1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Nf3 Bg7 5. Bc4 O-O 6. O-O b6 7. Bf4 Nbd7 8. e5 dxe5 9. dxe5 Nh5 10. Bg5 Nxe5 11. Nd5 f6 12. Bd2 Nxc4 13. Bb4 Nd6 14. Re1 e6 15. Nc3 c5 16. Ba3 b5 17. b3 b4 18. Bc1 bxc3 19. Qd3 e5 20. Qd5+ Kh8 21. Qxa8 f5 22. Nxe5 Re8 23. Qd5 Bb7 24. Qxc5 Bxe5 25. Rxe5 Rxe5 26. Qxe5+ Kg8 27. Bh6 Nf7 28. Qe3 Qd5 *", + "Moves": "e3e8", + "MovesSAN": "Qe8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1b2r2/2q2p1k/p2bpn1B/1p1pn2p/3P4/2P3QP/PP3PP1/RN2R1K1 w - - 0 17", + "PGN": "1. d4 d5 2. Bf4 Nf6 3. e3 e6 4. Nf3 Be7 5. Bd3 c5 6. c3 O-O 7. Ne5 cxd4 8. exd4 Nbd7 9. O-O Qc7 10. Qf3 Bd6 11. Re1 h5 12. h3 a6 13. Qg3 b5 14. Bh6 g6 15. Bxg6 Nxe5 16. Bh7+ Kxh7 *", + "Moves": "g3g7", + "MovesSAN": "Qg7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r4rk1/pp2bppp/1q1p4/3P4/2B1n3/2N4P/PPQ3P1/R1B1RK2 b - - 1 17", + "PGN": "1. d4 c5 2. d5 Nf6 3. c4 e6 4. Nc3 exd5 5. cxd5 d6 6. Nf3 Be7 7. e4 Qb6 8. Qc2 Bg4 9. Be2 Bxf3 10. Bxf3 c4 11. O-O O-O 12. Re1 Nbd7 13. Be2 Nc5 14. Bxc4 Ng4 15. h3 Nxf2 16. Kxf2 Nxe4+ 17. Kf1 *", + "Moves": "e4g3", + "MovesSAN": "Ng3#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3B3k/7p/b1p3p1/p7/P7/1Bp4P/6P1/2b3K1 w - - 0 30", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. Nxc6 bxc6 7. Bc4 d6 8. O-O Nf6 9. h3 O-O 10. f4 Bb7 11. Ne2 Nxe4 12. Qd3 d5 13. Bb3 a5 14. a4 Ba6 15. c4 dxc4 16. Qxd8 Rfxd8 17. Bc2 f5 18. Ra3 e5 19. Ng3 Nxg3 20. Rxg3 exf4 21. Bxf4 Bxb2 22. Bxf5 Bg7 23. Be6+ Kh8 24. Rc1 c3 25. Bb3 Rd3 26. Re3 Rxe3 27. Bxe3 Rd8 28. Bb6 Bh6 29. Bxd8 Bxc1 *", + "Moves": "d8f6", + "MovesSAN": "Bf6#", + "Themes": "bishopEndgame doubleBishopMate endgame mate mateIn1 oneMove" + }, + { + "FEN": "r3k2r/pp3pp1/1qp1pn1p/7P/2PPbB2/P4N2/3QBPP1/2KR3R b kq - 0 16", + "PGN": "1. e4 c6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nf3 Nd7 8. h5 Bh7 9. Bf4 Ngf6 10. c4 e6 11. a3 Qb6 12. Qd2 Ne4 13. Nxe4 Bxe4 14. Be2 Nf6 15. O-O-O Bxa3 16. bxa3 *", + "Moves": "b6b1", + "MovesSAN": "Qb1#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/1R4p1/1p3k2/p1p2P2/2n2KP1/7P/7r/8 w - - 4 42", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. c3 Bc5 4. d4 exd4 5. cxd4 Bb4+ 6. Nc3 d5 7. e5 Bf5 8. Bb5 Ne7 9. O-O O-O 10. h3 a6 11. Bd3 Qd7 12. Ng5 Nxd4 13. Bxf5 Ndxf5 14. Qg4 Bxc3 15. bxc3 c5 16. Re1 h6 17. e6 fxe6 18. Nxe6 Rf7 19. Bxh6 Nxh6 20. Qg5 b6 21. Rad1 Re8 22. Nf4 Qf5 23. Qxf5 Nhxf5 24. Nxd5 Nd6 25. Re6 Nxd5 26. Rxe8+ Nxe8 27. Rxd5 Rf6 28. Rd8 Kf7 29. c4 Ke7 30. Ra8 a5 31. Ra7+ Kd6 32. Ra8 Re6 33. g4 Nf6 34. Rd8+ Ke7 35. Rb8 Ne4 36. Kg2 Nd2 37. f4 Nxc4 38. f5 Re2+ 39. Kg3 Rxa2 40. Rb7+ Kf6 41. Kf4 Rh2 *", + "Moves": "g4g5", + "MovesSAN": "g5#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r2qkb1r/1b1pnn2/p3ppQ1/1p6/2p1N3/5N2/PPPPB1PP/R1B1K2R w KQkq - 2 15", + "PGN": "1. e4 c5 2. e5 Nc6 3. f4 b6 4. Bb5 Bb7 5. Nc3 f6 6. f5 Nxe5 7. Qh5+ Nf7 8. Nf3 g6 9. fxg6 hxg6 10. Qxg6 a6 11. Bc4 e6 12. Ne4 b5 13. Bd3 c4 14. Be2 Ne7 *", + "Moves": "e4f6", + "MovesSAN": "Nxf6#", + "Themes": "mate mateIn1 oneMove opening smotheredMate" + }, + { + "FEN": "2q2k2/p3ppb1/6p1/1p4P1/8/5p1Q/PPP1r3/2KR3R w - - 2 28", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. Be3 Nf6 7. Bc4 O-O 8. Bb3 d6 9. f3 Bd7 10. Qd2 Rc8 11. O-O-O Ne5 12. h4 h5 13. Bg5 Nc4 14. Bxc4 Rxc4 15. Nde2 b5 16. e5 Nh7 17. g4 Nxg5 18. hxg5 hxg4 19. exd6 Bc6 20. Ne4 gxf3 21. N2g3 Bxe4 22. Nxe4 Rxe4 23. Qh2 Re8 24. d7 Re2 25. Qh7+ Kf8 26. dxe8=Q+ Qxe8 27. Qh3 Qc8 *", + "Moves": "h3c8", + "MovesSAN": "Qxc8#", + "Themes": "backRankMate endgame hangingPiece master mate mateIn1 oneMove" + }, + { + "FEN": "3r1rk1/pp3pp1/2p1b2p/3nq3/8/2NQP3/PP3PPP/1BR2RK1 w - - 6 16", + "PGN": "1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 h6 5. Bf4 e6 6. e3 Bd6 7. Bxd6 Qxd6 8. Bd3 Nbd7 9. Rc1 e5 10. dxe5 Nxe5 11. Nxe5 Qxe5 12. cxd5 Nxd5 13. O-O O-O 14. Bb1 Be6 15. Qd3 Rad8 *", + "Moves": "d3h7", + "MovesSAN": "Qh7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "rn1q1rk1/1b3p2/pnp1pp1p/1p2P1N1/P1pP4/6P1/1PQ2PBP/R2R2K1 w - - 0 17", + "PGN": "1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 c6 5. Nf3 dxc4 6. O-O Bd6 7. Qc2 b5 8. e4 Nfd7 9. e5 Be7 10. a4 Bb7 11. Nc3 a6 12. Rd1 Nb6 13. Ne4 O-O 14. Bg5 Bxg5 15. Nfxg5 h6 16. Nf6+ gxf6 *", + "Moves": "c2h7", + "MovesSAN": "Qh7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "rn1qkn2/pppbp3/4Bp1r/3Qb1p1/6P1/2N2P1N/PPP4P/2KR3R w q - 0 17", + "PGN": "1. d4 Nf6 2. Nc3 d6 3. Bf4 g6 4. e4 Bg7 5. Qd2 h6 6. O-O-O Nh5 7. Be3 Bg4 8. f3 Bd7 9. g4 Nf6 10. e5 dxe5 11. dxe5 Nh7 12. Bxh6 Bxe5 13. Bc4 g5 14. Nh3 f6 15. Be6 Nf8 16. Qd5 Rxh6 *", + "Moves": "e6f7", + "MovesSAN": "Bf7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "rq3rk1/4bppp/p3p3/1p1bP3/1P2Q3/P4N2/5PPP/1BR1R1K1 w - - 4 21", + "PGN": "1. e4 c5 2. c3 e6 3. d4 cxd4 4. cxd4 d6 5. Nf3 Nf6 6. Nc3 Be7 7. Bd3 O-O 8. O-O Nbd7 9. Re1 a6 10. a3 Qc7 11. Qe2 b6 12. Bf4 Bb7 13. Rac1 Qb8 14. e5 dxe5 15. Bxe5 Nxe5 16. dxe5 Nd5 17. Nxd5 Bxd5 18. b4 b5 19. Bb1 Bc4 20. Qe4 Bd5 *", + "Moves": "e4h7", + "MovesSAN": "Qxh7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r2qkb1r/1pp1pppp/p4n2/4N3/2B5/BP2P3/P2P1PPP/RN1b1RK1 w kq - 0 9", + "PGN": "1. Nf3 d5 2. b3 Nf6 3. Ba3 Nc6 4. e3 a6 5. c4 dxc4 6. Bxc4 Bg4 7. O-O Ne5 8. Nxe5 Bxd1 *", + "Moves": "c4f7", + "MovesSAN": "Bxf7#", + "Themes": "attackingF2F7 mate mateIn1 oneMove opening" + }, + { + "FEN": "2k4r/2q2pp1/p2Q4/1p4P1/1n3p2/1N3P2/PPP1B3/2KR4 b - - 0 23", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e5 7. Nb3 Be6 8. Be3 b5 9. f3 Nc6 10. Qd2 Be7 11. g4 h6 12. h4 Qc7 13. O-O-O O-O-O 14. g5 Nh5 15. Nd5 Bxd5 16. Qxd5 Nb4 17. Qd2 d5 18. exd5 hxg5 19. hxg5 Nf4 20. Bxf4 exf4 21. Rxh8 Rxh8 22. d6 Bxd6 23. Qxd6 *", + "Moves": "c7c2", + "MovesSAN": "Qxc2#", + "Themes": "mate mateIn1 middlegame oneMove queensideAttack" + }, + { + "FEN": "8/8/1kp3B1/2p2p1p/P1K1pPbP/1PP1P1P1/8/8 b - - 0 36", + "PGN": "1. f4 d5 2. Nf3 Nf6 3. g3 Nc6 4. Bg2 e5 5. d3 e4 6. dxe4 dxe4 7. Qxd8+ Kxd8 8. Ne5 Ke7 9. Nxc6+ bxc6 10. Nc3 Bf5 11. b3 Kd7 12. Bb2 Bb4 13. O-O-O+ Ke6 14. a3 Bxc3 15. Bxc3 Rhd8 16. Bxf6 Kxf6 17. h3 h5 18. e3 Rd6 19. Rd4 c5 20. Rc4 c6 21. Rd1 Rxd1+ 22. Kxd1 Rd8+ 23. Kc1 Rd5 24. h4 g6 25. Ra4 Ke6 26. Rxa7 f6 27. Bf1 Rd7 28. Bc4+ Kd6 29. Rxd7+ Kxd7 30. Kd2 Kc7 31. Kc3 Kb6 32. Bf7 Kb5 33. a4+ Kb6 34. Kc4 Bg4 35. Bxg6 f5 36. c3 *", + "Moves": "g4e2", + "MovesSAN": "Be2#", + "Themes": "bishopEndgame endgame mate mateIn1 oneMove" + }, + { + "FEN": "r2qk1r1/pp1N1p1p/3bpp2/1B5b/Q2Pp3/2N4P/PP3P2/R1B2R1K b q - 2 16", + "PGN": "1. d4 d5 2. c4 c6 3. Nf3 Bg4 4. h3 Bh5 5. cxd5 cxd5 6. Nc3 e6 7. e4 Bb4 8. Bb5+ Nd7 9. g4 Bg6 10. O-O dxe4 11. Ne5 Nf6 12. g5 Bh5 13. Qa4 Bd6 14. gxf6 gxf6 15. Nxd7 Rg8+ 16. Kh1 *", + "Moves": "h5f3", + "MovesSAN": "Bf3#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1bqk2r/3p1p1p/p1nP1np1/1p1QN3/2p5/2P5/PP3PPP/RN2K2R w KQkq - 2 16", + "PGN": "1. e4 c5 2. Bc4 e6 3. Nf3 Nc6 4. c3 a6 5. Bb3 b5 6. d4 c4 7. Bc2 g6 8. d5 exd5 9. exd5 Nce7 10. Be4 Bg7 11. d6 Nc6 12. Bg5 Bf6 13. Bxf6 Nxf6 14. Ne5 Nxe4 15. Qd5 Nf6 *", + "Moves": "d5f7", + "MovesSAN": "Qxf7#", + "Themes": "attackingF2F7 mate mateIn1 oneMove opening" + }, + { + "FEN": "r3k2B/ppp2p1p/6rN/6q1/2P1p3/P3P3/1P3PPP/R2Q1RK1 b q - 0 17", + "PGN": "1. d4 d5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bf4 Bf5 5. e3 g6 6. Bd3 Bg7 7. Bxf5 gxf5 8. O-O Rg8 9. a3 Bh8 10. Nh4 Ne4 11. Nxf5 e6 12. Nh6 Rg6 13. Nxe4 dxe4 14. c4 e5 15. dxe5 Nxe5 16. Bxe5 Qg5 17. Bxh8 *", + "Moves": "g5g2", + "MovesSAN": "Qxg2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r3kb1r/ppp2ppp/2n1p3/3p4/3PnP1q/2P3PP/PP1NP3/R1BQKB1R b KQkq - 0 9", + "PGN": "1. f4 d5 2. Nf3 Nc6 3. d4 Bf5 4. c3 e6 5. h3 Be4 6. Nbd2 Nf6 7. Nxe4 Nxe4 8. Nd2 Qh4+ 9. g3 *", + "Moves": "h4g3", + "MovesSAN": "Qxg3#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "r1b2rk1/p3pp1p/q5p1/8/3Q4/2B5/1PPK1PPP/3R3R w - - 4 18", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nc6 5. Nxc6 bxc6 6. Be3 Nf6 7. Nc3 Qa5 8. Qd2 g6 9. O-O-O Bg7 10. Bc4 O-O 11. Bh6 d5 12. exd5 cxd5 13. Bxd5 Nxd5 14. Bxg7 Nxc3 15. Bxc3 Qxa2 16. Qd4 Qa1+ 17. Kd2 Qa6 *", + "Moves": "d4g7", + "MovesSAN": "Qg7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1bq3r/pppn2k1/4Qnpb/6Bp/2BP3P/2N5/PPP2PP1/R3K2R w KQ - 1 13", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd8 4. d4 Nf6 5. Nf3 g6 6. Bc4 Bg7 7. h4 h5 8. Ne5 e6 9. Bg5 Nbd7 10. Qe2 Bh6 11. Nxf7 Kxf7 12. Qxe6+ Kg7 *", + "Moves": "e6f7", + "MovesSAN": "Qf7#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "7k/8/4R3/3p3p/p1n5/P5R1/7r/K7 w - - 0 42", + "PGN": "1. d4 d5 2. e3 c6 3. Nc3 Nf6 4. Nf3 e6 5. Bd3 Bb4 6. Qe2 O-O 7. Bd2 b5 8. O-O-O a5 9. e4 Bxc3 10. Bxc3 b4 11. Bd2 Qb6 12. e5 Nfd7 13. g4 a4 14. g5 b3 15. a3 bxc2 16. Bxc2 Ba6 17. Bd3 Qb3 18. Bxa6 Nxa6 19. h4 c5 20. Bc3 cxd4 21. Nxd4 Qa2 22. h5 Nac5 23. g6 h6 24. gxf7+ Rxf7 25. Rhg1 Nb3+ 26. Nxb3 Qxb3 27. Rd3 Rc8 28. Kb1 Nb6 29. Rg4 Nc4 30. Bb4 Rxf2 31. Rxg7+ Kh8 32. Rxb3 Rxe2 33. Rbg3 Rxb2+ 34. Ka1 Rh2 35. R7g6 Rxh5 36. Rxe6 Nxe5 37. Bc3 Rh1+ 38. Ka2 Rh2+ 39. Ka1 Rxc3 40. Rxc3 Nc4 41. Rg3 h5 *", + "Moves": "e6h6", + "MovesSAN": "Rh6#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "8/p2p2R1/1p1Pkp1p/3r1N2/4n1P1/7P/7K/8 w - - 1 42", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Nf6 5. Bg5 Bb4+ 6. c3 dxc3 7. bxc3 Bd6 8. Qb3 O-O 9. O-O h6 10. Bh4 Na5 11. Qb5 Nxc4 12. Qxc4 Be7 13. e5 Nh7 14. Bxe7 Qxe7 15. Qxc7 Ng5 16. Nbd2 Ne6 17. Qd6 Qxd6 18. exd6 b6 19. Ne4 Bb7 20. Rae1 Rac8 21. Ne5 Bxe4 22. Rxe4 Rxc3 23. Rd1 Nc5 24. Rf4 Rc2 25. a4 Ra2 26. h3 Ne6 27. Rc4 Nc5 28. Rdd4 Re8 29. f4 f6 30. Ng6 Ree2 31. Nh4 Re1+ 32. Kh2 Rea1 33. Rc3 Rxa4 34. Rxa4 Rxa4 35. Re3 Re4 36. Rg3 Rxf4 37. Ng6 Rd4 38. Ne7+ Kf7 39. Nf5 Rd5 40. Rxg7+ Ke6 41. g4 Ne4 *", + "Moves": "g7e7", + "MovesSAN": "Re7#", + "Themes": "endgame hookMate mate mateIn1 oneMove" + }, + { + "FEN": "6k1/2p2ppp/r2p1n2/p2P2B1/1q3Q2/1P6/P4PPP/4R1K1 b - - 0 21", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4 5. Nxd4 Bc5 6. Nxc6 bxc6 7. Bd3 O-O 8. O-O Bd4 9. Bg5 d6 10. Qc1 Re8 11. Ne2 Bb6 12. c3 a5 13. Nd4 Bxd4 14. cxd4 Ba6 15. Bxa6 Rxa6 16. Qf4 Re6 17. Rfe1 Qb8 18. b3 Qb4 19. d5 cxd5 20. exd5 Rxe1+ 21. Rxe1 *", + "Moves": "b4e1", + "MovesSAN": "Qxe1#", + "Themes": "endgame kingsideAttack mate mateIn1 oneMove" + }, + { + "FEN": "r1q2rk1/pp3ppp/3b4/2pp2N1/3P4/P3P3/1PQN1Pb1/R4RK1 w - - 0 16", + "PGN": "1. d4 Nf6 2. Bf4 d5 3. e3 Nc6 4. Bd3 e5 5. dxe5 Ng4 6. h3 Ngxe5 7. Bxe5 Nxe5 8. Nd2 Nxd3+ 9. cxd3 Bd7 10. a3 Bd6 11. Ngf3 O-O 12. d4 c5 13. O-O Qc8 14. Qc2 Bxh3 15. Ng5 Bxg2 *", + "Moves": "c2h7", + "MovesSAN": "Qxh7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3R4/5p2/p3kp2/2p1pN2/PpK1P3/1P6/1P3b2/7r w - - 2 42", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. a4 b4 9. d4 d6 10. dxe5 dxe5 11. Qxd8 Rxd8 12. Nbd2 Rb8 13. Nc4 Bd6 14. Bg5 h6 15. Bxf6 gxf6 16. Rad1 Bg4 17. Ne3 Bxf3 18. gxf3 Nd4 19. Kh1 Nxf3 20. Rf1 Bc5 21. Nd5 Rd6 22. Ne7+ Kf8 23. Nf5 Rxd1 24. Rxd1 Nd4 25. Nxh6 Nxb3 26. cxb3 Bxf2 27. Nf5 Ke8 28. h4 c5 29. h5 Bd4 30. h6 Kd7 31. Kg2 Rh8 32. Rd2 Kc6 33. Kf3 Kd7 34. Ke2 Kc6 35. Kd3 Rd8 36. Kc4 Rh8 37. Rg2 Kd7 38. Rg7 Ke6 39. h7 Bf2 40. Rg8 Rxh7 41. Rd8 Rh1 *", + "Moves": "d8d6", + "MovesSAN": "Rd6#", + "Themes": "endgame hookMate mate mateIn1 oneMove" + }, + { + "FEN": "8/5p1k/6p1/4P3/5q2/2Q3pP/8/5B1K b - - 0 43", + "PGN": "1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 d6 5. Bg2 O-O 6. O-O Nbd7 7. Nc3 e5 8. e4 exd4 9. Nxd4 Nc5 10. b4 Ne6 11. Be3 Ng4 12. Rc1 Nxe3 13. fxe3 c6 14. Qd3 Qg5 15. Nf3 Qe7 16. Rcd1 Rd8 17. Nd4 Bd7 18. Nce2 c5 19. Nb5 Bxb5 20. cxb5 cxb4 21. Qb3 a5 22. bxa6 Rxa6 23. Rd2 Ra3 24. Qxb4 Rxe3 25. Rfd1 Be5 26. Qb6 Ra3 27. Nc1 Rda8 28. Kh1 h5 29. Qb4 h4 30. Nd3 Qg5 31. Nxe5 dxe5 32. Qxb7 hxg3 33. h3 Rxa2 34. Rxa2 Rxa2 35. Qc8+ Kg7 36. Qc3 Rf2 37. Rd5 Nd4 38. Rxd4 exd4 39. Qxd4+ Qf6 40. e5 Qf4 41. Qa1 Kh7 42. Qc3 Rf1+ 43. Bxf1 *", + "Moves": "f4f1", + "MovesSAN": "Qxf1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "6rk/p7/7r/1p3p2/5Qq1/6P1/PP4R1/6K1 w - - 4 47", + "PGN": "1. d4 c5 2. Nf3 cxd4 3. g3 e5 4. Bg2 Nc6 5. O-O Nf6 6. c3 dxc3 7. Nxc3 h6 8. e4 Bc5 9. Nd2 O-O 10. Nc4 d6 11. Be3 Be6 12. Nd5 Bxe3 13. fxe3 Bxd5 14. exd5 Ne7 15. Rxf6 gxf6 16. Qh5 Kg7 17. Be4 b5 18. Nd2 f5 19. Bxf5 Nxd5 20. Ne4 Nxe3 21. Re1 Nxf5 22. Qg4+ Kh8 23. Qxf5 d5 24. Rd1 Qb6+ 25. Nf2 Qe6 26. Qh5 Kg7 27. Re1 Rae8 28. Ng4 Qg6 29. Qh4 f6 30. Rf1 Qg5 31. Qh3 d4 32. Nf2 e4 33. Qd7+ Kh8 34. Qxd4 e3 35. Ne4 Qe5 36. Qxe3 Qxe4 37. Qxh6+ Qh7 38. Qf4 f5 39. h4 Re4 40. Qd6 Qg7 41. Kh2 Re2+ 42. Kh1 Rg8 43. Rg1 Re4 44. Rg2 Rxh4+ 45. Kg1 Rh6 46. Qf4 Qg4 *", + "Moves": "f4h6", + "MovesSAN": "Qxh6#", + "Themes": "endgame hangingPiece master mate mateIn1 oneMove" + }, + { + "FEN": "rn1q3k/p1ppb3/1p2prR1/5p2/3P4/3bP3/PPPN1P1P/R2QK3 w Q - 0 14", + "PGN": "1. d4 f5 2. Nf3 e6 3. Bf4 Be7 4. e3 Nf6 5. Bd3 b6 6. Ne5 Bb7 7. Bg5 O-O 8. Nd2 Bxg2 9. Rg1 Be4 10. Bxf6 Bxd3 11. Rxg7+ Kh8 12. Ng6+ hxg6 13. Rxg6+ Rxf6 *", + "Moves": "d1h5", + "MovesSAN": "Qh5#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/4Rpkp/p1R3p1/P5K1/r7/7P/8/8 b - - 8 42", + "PGN": "1. e4 c5 2. f4 d6 3. Nf3 a6 4. c3 Nd7 5. d4 cxd4 6. Nxd4 Ngf6 7. Bd3 e5 8. fxe5 Nxe5 9. O-O Be7 10. Bf4 Qb6 11. b4 O-O 12. Kh1 Bg4 13. Qd2 Rac8 14. a4 Nc4 15. Bxc4 Rxc4 16. a5 Qc7 17. h3 Bh5 18. Re1 Nd7 19. Qd3 Ne5 20. Bxe5 dxe5 21. Nf5 Bf6 22. Nd2 Rxc3 23. Qb1 Rd8 24. Nf1 Rcd3 25. N1e3 g6 26. Nd5 R3xd5 27. Nh6+ Kg7 28. exd5 Kxh6 29. g4 Rxd5 30. gxh5 Kxh5 31. Qe4 Rd4 32. Qf3+ Kh6 33. Qxf6 Qc6+ 34. Qxc6 bxc6 35. Rxe5 Rxb4 36. Rc1 Rh4 37. Kh2 Kg7 38. Rxc6 Ra4 39. Re7 Ra2+ 40. Kg3 Ra3+ 41. Kf4 Ra4+ 42. Kg5 *", + "Moves": "h7h6", + "MovesSAN": "h6#", + "Themes": "endgame mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "r4rk1/1p3ppp/1q2p3/3pP3/bQ3P2/P4N2/3N2PP/1R2KR2 b - - 0 20", + "PGN": "1. e4 c6 2. d4 d5 3. e5 c5 4. dxc5 Nc6 5. f4 e6 6. Be3 Nge7 7. Nf3 Nf5 8. Bf2 Qa5+ 9. c3 Bxc5 10. b4 Bxf2+ 11. Kxf2 Qb6+ 12. Ke1 Ne3 13. Qd3 Nxf1 14. Rxf1 O-O 15. Nbd2 a5 16. a3 axb4 17. cxb4 Nxb4 18. Qb3 Bd7 19. Rb1 Ba4 20. Qxb4 *", + "Moves": "b6e3", + "MovesSAN": "Qe3#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "rnb1k2r/1pqp1ppp/p3p3/2b5/P3P1n1/2NB4/1PPBNPPP/R2Q1RK1 b kq - 8 10", + "PGN": "1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 Qc7 6. a4 Bb4 7. Bd2 Nf6 8. Bd3 Bc5 9. Nde2 Ng4 10. O-O *", + "Moves": "c7h2", + "MovesSAN": "Qxh2#", + "Themes": "kingsideAttack mate mateIn1 oneMove opening" + }, + { + "FEN": "r3k2r/p5pp/1qp5/n3pp2/7n/3P1BNb/PPP2Q1P/RNB3KR b kq - 0 17", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Na5 6. Bb5+ c6 7. dxc6 bxc6 8. Bd3 Nd5 9. Ne4 Nf4 10. Be2 Nxg2+ 11. Kf1 Bh3 12. Kg1 f5 13. Ng3 Bc5 14. Bf3 Nh4 15. d3 Qb6 16. Qe2 Bxf2+ 17. Qxf2 *", + "Moves": "h4f3", + "MovesSAN": "Nxf3#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove pin" + }, + { + "FEN": "8/1p5k/p2p2rP/3Pp3/1P3p2/P4P2/6RK/6R1 b - - 0 33", + "PGN": "1. d4 g6 2. c4 Bg7 3. Nc3 c6 4. Nf3 d6 5. e4 Qc7 6. Bd3 Nf6 7. O-O Bg4 8. h3 Bxf3 9. Qxf3 e5 10. d5 O-O 11. Bg5 Nbd7 12. a3 h6 13. Bxf6 Nxf6 14. Rae1 Nh5 15. Be2 Nf4 16. Kh2 a6 17. g3 Nxe2 18. Rxe2 f5 19. exf5 gxf5 20. b4 Kh7 21. g4 f4 22. g5 hxg5 23. Qh5+ Bh6 24. Rg1 Qe7 25. Ne4 Rf5 26. f3 cxd5 27. cxd5 Rc8 28. Reg2 Rg8 29. h4 Qg7 30. Nxg5+ Rxg5 31. hxg5 Qg6 32. Qxg6+ Rxg6 33. gxh6 *", + "Moves": "g6h6", + "MovesSAN": "Rxh6#", + "Themes": "endgame mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "rk5r/2p3p1/1pQbpp1p/1p6/3N4/R7/PPK3Pq/3R4 w - - 2 26", + "PGN": "1. d4 d5 2. c4 Nf6 3. Nc3 Bf5 4. Qb3 b6 5. cxd5 e6 6. Bg5 h6 7. Bxf6 Qxf6 8. e4 Bxe4 9. Nxe4 Qxd4 10. Bb5+ Nd7 11. Bxd7+ Kxd7 12. Qb5+ Kc8 13. Qe8+ Kb7 14. Qc6+ Kb8 15. Nc3 Bc5 16. Nge2 Qxf2+ 17. Kd2 a6 18. Raf1 Qe3+ 19. Kc2 f6 20. Rf3 Qe5 21. d6 Bxd6 22. Rd1 Ka7 23. Nd4 Qxh2 24. Ncb5+ axb5 25. Ra3+ Kb8 *", + "Moves": "c6a8", + "MovesSAN": "Qxa8#", + "Themes": "mate mateIn1 middlegame oneMove queensideAttack" + }, + { + "FEN": "2kr3r/2pb1pp1/p4q1p/1p1Qn3/3P4/2PBP3/P4PPP/1R3RK1 w - - 0 19", + "PGN": "1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Bb4 5. Nf3 Nc6 6. e3 h6 7. Bxf6 Qxf6 8. cxd5 exd5 9. Bb5 Bxc3+ 10. bxc3 Bd7 11. O-O a6 12. Bd3 O-O-O 13. Qb3 Bh3 14. Rab1 b5 15. Qa3 Nb8 16. Ne5 Bd7 17. Qc5 Nc6 18. Qxd5 Nxe5 *", + "Moves": "d5a8", + "MovesSAN": "Qa8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2r1b1k1/pp2r1pN/1qnbp1Bp/3p4/3P2P1/4BQ1P/PP3PK1/1R3R2 w - - 6 23", + "PGN": "1. e4 c5 2. Nf3 e6 3. c3 d5 4. e5 Nc6 5. d4 Qb6 6. Be2 Nh6 7. Na3 Nf5 8. Nc2 Bd7 9. O-O Rc8 10. Rb1 cxd4 11. cxd4 Nb4 12. Nxb4 Bxb4 13. g4 Ne7 14. h3 Nc6 15. Be3 O-O 16. Kg2 f6 17. exf6 Rxf6 18. Bd3 Bd6 19. Ng5 h6 20. Nh7 Rf7 21. Bg6 Re7 22. Qf3 Be8 *", + "Moves": "f3f8", + "MovesSAN": "Qf8#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2rq1rk1/pp1bbppp/1n2p3/2pp2N1/3P1n2/2PQ2P1/PP1NPPBP/R4RK1 w - - 0 13", + "PGN": "1. Nf3 d5 2. g3 Nf6 3. Bg2 e6 4. d4 c5 5. c3 Nbd7 6. O-O Be7 7. Qa4 O-O 8. Bf4 Nb6 9. Qc2 Bd7 10. Nbd2 Rc8 11. Qd3 Nh5 12. Ng5 Nxf4 *", + "Moves": "d3h7", + "MovesSAN": "Qxh7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/8/2p2R2/1pk4P/p3Bp2/P1K2nr1/8/8 w - - 2 39", + "PGN": "1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. Bf4 Nc6 5. Bb5 e5 6. dxe5 dxe5 7. Qxd8+ Kxd8 8. Bxc6 exf4 9. Ba4 c6 10. O-O-O+ Kc7 11. h4 f5 12. e5 Bxe5 13. Nf3 Bxc3 14. bxc3 Ne7 15. Rhe1 Nd5 16. Kb2 Bd7 17. c4 Nb6 18. Bb3 Rhe8 19. Ne5 Rad8 20. c5 Nd5 21. a3 Be6 22. c4 Nf6 23. Rxd8 Rxd8 24. Kc2 Ne4 25. f3 Nxc5 26. Ba2 b5 27. Nxg6 Bxc4 28. Bxc4 hxg6 29. Bf7 a5 30. Bxg6 Rg8 31. h5 Nd7 32. Re7 Kd6 33. Rf7 Ne5 34. Rf6+ Kc5 35. Bxf5 Rxg2+ 36. Kb3 a4+ 37. Kc3 Nxf3 38. Be4 Rg3 *", + "Moves": "f6c6", + "MovesSAN": "Rxc6#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "1k5r/2p3Q1/1p5P/p4p2/8/5q2/PPP5/1K1R4 b - - 2 32", + "PGN": "1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 dxe4 5. Nxe4 Be7 6. Bxf6 gxf6 7. Nf3 f5 8. Nc3 b6 9. Ne5 Bb7 10. Qh5 Rf8 11. Qxh7 Bd6 12. O-O-O Bxe5 13. dxe5 Qg5+ 14. Kb1 Nd7 15. h4 Qf4 16. Bb5 O-O-O 17. Bxd7+ Rxd7 18. Rxd7 Kxd7 19. Rd1+ Kc8 20. Qg7 Re8 21. Qxf7 Rh8 22. Nb5 Qxe5 23. Qd7+ Kb8 24. Nd4 a5 25. Nxe6 Rc8 26. Nd8 Bxg2 27. Nc6+ Bxc6 28. Qxc6 Qe2 29. Qd7 Qxf2 30. h5 Qf3 31. h6 Rh8 32. Qg7 *", + "Moves": "f3d1", + "MovesSAN": "Qxd1#", + "Themes": "endgame hangingPiece mate mateIn1 oneMove" + }, + { + "FEN": "2r5/p3kp1p/1p2p1p1/n2pP3/PP1P4/8/5PPP/1NR3K1 b - - 0 25", + "PGN": "1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. Bd3 g6 5. O-O Bg7 6. Bc2 Nc6 7. d4 cxd4 8. cxd4 d5 9. e5 Ne4 10. Re1 Bf5 11. Nc3 Nxc3 12. bxc3 Bxc2 13. Qxc2 e6 14. Ba3 Bf8 15. Qb3 Bxa3 16. Qxa3 Qe7 17. Qxe7+ Kxe7 18. Rab1 b6 19. Nd2 Na5 20. Rb5 Rac8 21. Rc1 Rc6 22. a4 Rhc8 23. Nb1 Rc4 24. Rb4 Rxb4 25. cxb4 *", + "Moves": "c8c1", + "MovesSAN": "Rxc1#", + "Themes": "backRankMate endgame hangingPiece master mate mateIn1 oneMove" + }, + { + "FEN": "8/7k/4p2p/1Q1pP1pK/1P1P2P1/5q2/7P/8 b - - 1 43", + "PGN": "1. e4 e6 2. d4 d5 3. e5 c5 4. Nf3 cxd4 5. Nxd4 h6 6. Bb5+ Bd7 7. Bxd7+ Qxd7 8. O-O Nc6 9. f4 Nxd4 10. Qxd4 Ne7 11. Be3 Nf5 12. Qd3 Qc6 13. Bf2 Be7 14. Nd2 O-O 15. Nf3 b6 16. c3 Rac8 17. Nd4 Nxd4 18. cxd4 Qb7 19. a3 Rc6 20. Rac1 Rfc8 21. Rxc6 Rxc6 22. b4 a6 23. Qg3 a5 24. Be1 axb4 25. axb4 Rc4 26. Qa3 b5 27. Bc3 Rc6 28. f5 Ra6 29. Qb3 Bg5 30. fxe6 fxe6 31. Qc2 Qe7 32. g3 Ra8 33. Bd2 Bxd2 34. Qxd2 Rf8 35. Rxf8+ Qxf8 36. Qc3 Qf5 37. Kg2 Qe4+ 38. Kh3 Kh7 39. g4 Qf4 40. Qd3+ g6 41. Qxb5 Qf3+ 42. Kh4 g5+ 43. Kh5 *", + "Moves": "f3h3", + "MovesSAN": "Qh3#", + "Themes": "endgame mate mateIn1 oneMove queenEndgame" + }, + { + "FEN": "rn2kb1r/1p3Rp1/p1p1p3/4N1q1/2QPP3/4P2p/PPPB3K/5R2 b kq - 1 18", + "PGN": "1. d4 d5 2. Nf3 Nf6 3. e3 Bg4 4. Nbd2 Ne4 5. h3 Bh5 6. g4 Bg6 7. Bg2 e6 8. Ne5 Qf6 9. O-O Nxd2 10. Bxd2 Be4 11. Bxe4 dxe4 12. Qe2 a6 13. Qc4 c6 14. f3 h5 15. fxe4 Qg5 16. Rxf7 hxg4 17. Raf1 gxh3+ 18. Kh2 *", + "Moves": "g5g2", + "MovesSAN": "Qg2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3r1rk1/1p3pp1/p1bp2qp/2p1B3/P7/1B2Q2P/1PP2PP1/R3R1K1 b - - 0 20", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 h6 4. O-O Nf6 5. Nc3 d6 6. h3 Be7 7. d4 exd4 8. Nxd4 Ne5 9. Bb3 O-O 10. Bf4 a6 11. a4 Bd7 12. Qd2 c5 13. Nde2 Bc6 14. Nd5 Nxe4 15. Nxe7+ Qxe7 16. Qe3 Qf6 17. Rfe1 Qg6 18. Ng3 Nxg3 19. Bxg3 Rad8 20. Bxe5 *", + "Moves": "g6g2", + "MovesSAN": "Qxg2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1b2rk1/ppq2pbp/2p3p1/6B1/1PP1N1n1/P2BP3/5PPP/2RQ1RK1 b - - 0 14", + "PGN": "1. d4 Nf6 2. Nf3 g6 3. Bg5 Bg7 4. e3 d6 5. c4 O-O 6. Nbd2 Nbd7 7. Bd3 c6 8. O-O Qc7 9. a3 e5 10. dxe5 Nxe5 11. Nxe5 dxe5 12. b4 Ng4 13. Rc1 e4 14. Nxe4 *", + "Moves": "c7h2", + "MovesSAN": "Qxh2#", + "Themes": "kingsideAttack mate mateIn1 oneMove opening" + }, + { + "FEN": "r1b2k2/4qpp1/2pb4/p2p4/3Pr3/5PP1/PPQ2K2/RN5R w - - 0 19", + "PGN": "1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nf3 Nf6 5. Ne5 Bd6 6. Qe2 O-O 7. g3 c5 8. c3 cxd4 9. cxd4 Nc6 10. Nxc6 bxc6 11. Qc2 Re8+ 12. Be3 a5 13. Bd3 Ne4 14. f3 Nxg3 15. hxg3 Rxe3+ 16. Kf2 Qe7 17. Bxh7+ Kf8 18. Be4 Rxe4 *", + "Moves": "h1h8", + "MovesSAN": "Rh8#", + "Themes": "backRankMate mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r4rk1/pbp2ppp/1p2p1q1/2P5/3N4/3P3P/P1P1BPP1/1R1Q1RK1 b - - 0 16", + "PGN": "1. e4 d5 2. exd5 Nf6 3. Nc3 Nxd5 4. Nf3 Nxc3 5. bxc3 e6 6. Bb2 Nc6 7. d3 Be7 8. Be2 Bf6 9. O-O O-O 10. Rb1 b6 11. c4 Bb7 12. h3 Bxb2 13. Rxb2 Qf6 14. Rb1 Qg6 15. c5 Nd4 16. Nxd4 *", + "Moves": "g6g2", + "MovesSAN": "Qxg2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r4b1r/pQ6/3p3p/1RpPp3/kPP4B/2q1P3/5PPP/R5K1 b - - 0 28", + "PGN": "1. d4 e6 2. c4 d6 3. Bf4 c6 4. Nf3 h6 5. e3 Qb6 6. Qc2 Nf6 7. Nc3 Na6 8. Na4 Qb4+ 9. Nc3 Qb6 10. a3 c5 11. d5 e5 12. Bg3 g6 13. Ne4 Bf5 14. Bd3 Nxe4 15. Bxe4 Bg4 16. Bxg6 Bxf3 17. Bxf7+ Kxf7 18. Qf5+ Ke8 19. Qxf3 Qxb2 20. Qh5+ Ke7 21. Bh4+ Kd7 22. Qf5+ Kc7 23. Qf7+ Kb6 24. O-O Qc3 25. Rfb1+ Ka5 26. Rb5+ Ka4 27. Qxb7 Nb4 28. axb4+ *", + "Moves": "c3a1", + "MovesSAN": "Qxa1#", + "Themes": "backRankMate hangingPiece mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r3r1k1/5q2/b2b1B1Q/p2p2p1/8/1P2P3/P4PPP/2R3K1 w - - 7 30", + "PGN": "1. b3 Nf6 2. Bb2 Nc6 3. d4 e6 4. Nf3 d5 5. e3 Be7 6. Bb5 O-O 7. O-O a6 8. Bxc6 bxc6 9. c4 c5 10. dxc5 Bxc5 11. Nc3 Bb7 12. Rc1 Ba7 13. cxd5 exd5 14. Na4 Ne4 15. Bd4 Bb8 16. Nc5 Nxc5 17. Bxc5 Re8 18. Nd4 a5 19. Qh5 g6 20. Qh6 c6 21. Nf3 Ba6 22. Bd4 f6 23. Ng5 Qe7 24. Rxc6 fxg5 25. Rxg6+ hxg6 26. Qxg6+ Kf8 27. Rc1 Bd6 28. Bf6 Qf7 29. Qh6+ Kg8 *", + "Moves": "h6h8", + "MovesSAN": "Qh8#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2qrkbnr/1p2pppp/p1b5/4N3/2Q2B2/2N5/PPP2PPP/R3K2R w KQk - 5 12", + "PGN": "1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 4. d4 a6 5. Bxd7+ Bxd7 6. Nc3 Qc7 7. e5 cxd4 8. Qxd4 dxe5 9. Nxe5 Rd8 10. Bf4 Bc6 11. Qc4 Qc8 *", + "Moves": "c4f7", + "MovesSAN": "Qxf7#", + "Themes": "attackingF2F7 mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3r3r/Q1p1kppp/3q4/3B4/2PPP1n1/P6P/5PP1/1R3RK1 b - - 0 25", + "PGN": "1. d4 Nf6 2. c4 d5 3. Nc3 Bf5 4. Nf3 e6 5. Bg5 Bb4 6. Qa4+ Nc6 7. Bxf6 Qxf6 8. cxd5 exd5 9. a3 Bxc3+ 10. bxc3 O-O-O 11. e3 Bd7 12. Ne5 Kb8 13. Nxd7+ Rxd7 14. Bb5 Rdd8 15. O-O Ne7 16. Rab1 Nf5 17. Ba6 Qd6 18. Rxb7+ Ka8 19. Rbb1 Nh6 20. Bb7+ Kb8 21. Bxd5+ Kc8 22. Qxa7 Kd7 23. c4 Ke7 24. e4 Ng4 25. h3 *", + "Moves": "d6h2", + "MovesSAN": "Qh2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2Q5/p4p2/1q1p1k2/1p3bpP/8/1P4P1/1P6/K1R3NR b - - 0 29", + "PGN": "1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 Nf6 6. Be3 O-O 7. Qd2 d6 8. Bh6 Nd4 9. O-O-O Qa5 10. Kb1 b5 11. Nd5 Qd8 12. Nxf6+ exf6 13. h4 Bg4 14. f3 Be6 15. c3 Nc6 16. h5 g5 17. Bxg7 Kxg7 18. f4 h6 19. d4 cxd4 20. cxd4 Bg4 21. Rc1 Qb6 22. e5 Nxd4 23. Bxa8 Rxa8 24. exf6+ Kxf6 25. fxg5+ hxg5 26. Qc3 Bf5+ 27. Ka1 Rc8 28. Qxc8 Nb3+ 29. axb3 *", + "Moves": "b6a5", + "MovesSAN": "Qa5#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "r1b2r1k/1pp2Bp1/p2p3p/4p1qQ/4P2n/P2PP2P/1PP3PN/R4RK1 b - - 2 18", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Bc5 5. Bg5 O-O 6. O-O h6 7. Be3 Bxe3 8. fxe3 d6 9. Nc3 Ng4 10. Qe2 a6 11. a3 Ne7 12. Nd5 Ng6 13. h3 Nf6 14. Nh2 Nxd5 15. Bxd5 Qg5 16. Qf3 Nh4 17. Bxf7+ Kh8 18. Qh5 *", + "Moves": "g5g2", + "MovesSAN": "Qxg2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r5k1/5Np1/7p/p1p2PpP/1b1pP1Q1/3P1K2/2pq1PB1/R1R5 b - - 2 42", + "PGN": "1. d3 d5 2. e3 e5 3. b3 Nf6 4. Bb2 Nc6 5. g3 d4 6. e4 Be7 7. Bg2 O-O 8. Ne2 a5 9. a3 b6 10. Nd2 Bb7 11. h3 Nd7 12. g4 Bh4 13. Nf3 Be7 14. Ng3 f6 15. Nf5 Kh8 16. N3h4 Bc5 17. Nf3 Ne7 18. h4 Nxf5 19. gxf5 b5 20. h5 b4 21. a4 h6 22. Nh4 Kg8 23. Ng6 Rf7 24. Qg4 Nf8 25. O-O-O Nh7 26. Rdg1 Ng5 27. Kb1 Bc8 28. Bc1 Bd7 29. Nh4 Bxa4 30. bxa4 Qd7 31. Bb2 Qxa4 32. Kc1 b3 33. Kd2 bxc2 34. Ra1 Bb4+ 35. Ke2 Qb3 36. Bc1 Qb1 37. Bxg5 Qb2 38. Rhc1 fxg5 39. Nf3 c5 40. Nxe5 Qc3 41. Nxf7 Qd2+ 42. Kf3 *", + "Moves": "d2d3", + "MovesSAN": "Qxd3#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2kr1b1r/Q1p2p2/2p2n1p/3p2p1/1q6/2N2PB1/PPPK3P/3R3R w - - 1 19", + "PGN": "1. e4 d5 2. d4 dxe4 3. Nc3 Nf6 4. Bc4 Bf5 5. Bg5 Nbd7 6. d5 h6 7. Bh4 Ne5 8. Bb3 g5 9. Bg3 Bg4 10. Qd4 Nc6 11. Ba4 e6 12. Rd1 exd5 13. f3 exf3 14. Nxf3 Bxf3 15. gxf3 Qe7+ 16. Kd2 O-O-O 17. Bxc6 bxc6 18. Qxa7 Qb4 *", + "Moves": "a7c7", + "MovesSAN": "Qxc7#", + "Themes": "mate mateIn1 middlegame oneMove queensideAttack" + }, + { + "FEN": "r3k2r/pppq1ppp/5n2/2b1p3/4P3/3P3P/PPPBB3/RN1Q1R1K b kq - 0 12", + "PGN": "1. e4 e5 2. f4 Nf6 3. d3 Nc6 4. Nf3 d6 5. h3 Be7 6. Be2 Be6 7. O-O Qd7 8. fxe5 Nxe5 9. Nxe5 dxe5 10. Bd2 Bc5+ 11. Kh1 Bxh3 12. gxh3 *", + "Moves": "d7h3", + "MovesSAN": "Qxh3#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "6k1/pp6/3p4/4bp2/3N3p/2P2Q1K/PP3PP1/4q3 b - - 3 41", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Nf3 Bg7 7. Bd3 O-O 8. Bf4 Nc6 9. O-O Re8 10. Re1 Nh5 11. Bg5 h6 12. Bh4 g5 13. Bg3 Nxg3 14. hxg3 Bg4 15. Be2 Qc7 16. Nh2 Bxe2 17. Qxe2 Nd4 18. Qd3 Qb6 19. Rab1 Rac8 20. Nd5 Qc5 21. c3 Nc6 22. Ng4 h5 23. Nge3 Ne5 24. Qd2 e6 25. Nb4 h4 26. gxh4 gxh4 27. Nd3 Nxd3 28. Qxd3 Rcd8 29. Ng4 Qg5 30. Qh3 f5 31. exf5 exf5 32. Ne3 Re5 33. Nc4 Rc5 34. Ne3 Re8 35. Nc2 Rce5 36. Qf3 Qd2 37. Rxe5 Rxe5 38. Nd4 Re1+ 39. Rxe1 Qxe1+ 40. Kh2 Be5+ 41. Kh3 *", + "Moves": "e1h1", + "MovesSAN": "Qh1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "4kbnr/6pp/q1p2p2/p1Ppp2b/QP6/2P1P1B1/P4PPP/RN2K2R b KQk - 0 13", + "PGN": "1. d4 c5 2. c3 d5 3. Nf3 Nc6 4. Bf4 Bg4 5. dxc5 a5 6. Ne5 Bh5 7. Qa4 Rc8 8. e3 f6 9. Nxc6 bxc6 10. Ba6 e5 11. Bxc8 Qxc8 12. Bg3 Qa6 13. b4 *", + "Moves": "a6e2", + "MovesSAN": "Qe2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1r4k/2q1b1p1/p3B2p/1p6/3pP1n1/3P4/PPP3PP/R1B1QRK1 b - - 3 23", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. Bb5 Nd4 4. Nxd4 cxd4 5. d3 e5 6. O-O a6 7. Bc4 d6 8. Nd2 Be7 9. Nf3 Nf6 10. Ng5 O-O 11. f4 h6 12. fxe5 dxe5 13. Nf3 Bg4 14. Qe1 b5 15. Bb3 Qd6 16. Nh4 Qd7 17. Ng6 Rfc8 18. Bxf7+ Kh7 19. Nxe5 Qc7 20. Bg6+ Kg8 21. Nxg4 Nxg4 22. Bf7+ Kh8 23. Be6 *", + "Moves": "c7h2", + "MovesSAN": "Qxh2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "4r1k1/ppp3pp/2q1R1r1/2N5/1PQ5/P7/2P2PPP/3R2K1 b - - 0 24", + "PGN": "1. Nf3 e5 2. Nxe5 Nc6 3. Nf3 Bc5 4. a3 Nf6 5. b4 Bb6 6. Bb2 Ne4 7. d4 d5 8. e3 O-O 9. Be2 f5 10. O-O f4 11. exf4 Rxf4 12. Bc1 Rf6 13. Be3 Qf8 14. Nbd2 Bg4 15. Nxe4 dxe4 16. Nd2 Bxe2 17. Qxe2 Bxd4 18. Bxd4 Nxd4 19. Qc4+ Ne6 20. Nxe4 Rg6 21. Nc5 Re8 22. Rfe1 Qd6 23. Rad1 Qc6 24. Rxe6 *", + "Moves": "c6g2", + "MovesSAN": "Qxg2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "k1n5/8/2N1Q3/p4K2/5p1B/1Pb1q3/7P/2q5 w - - 4 56", + "PGN": "1. e4 c5 2. Nc3 e6 3. f4 Nc6 4. Nf3 a6 5. g3 d5 6. e5 b5 7. Bg2 b4 8. Ne2 Bb7 9. O-O Qb6 10. Kh1 Nge7 11. d4 c4 12. c3 a5 13. Be3 O-O-O 14. Bg1 f6 15. b3 Ba6 16. Nd2 cxb3 17. axb3 bxc3 18. Nxc3 Bxf1 19. Bxf1 Nf5 20. Nb5 Bb4 21. Qc2 Kd7 22. Nf3 Rc8 23. Qe2 fxe5 24. Nxe5+ Nxe5 25. dxe5 Qb7 26. g4 Ne7 27. f5 exf5 28. e6+ Kd8 29. Bg2 Rf8 30. g5 f4 31. Bf3 h6 32. gxh6 gxh6 33. Rd1 Rf5 34. Nd4 Rg5 35. Bf2 Bc3 36. Nb5 Re5 37. Qd3 Bb4 38. Bh4 Re3 39. Qh7 Rxe6 40. Nd4 Re3 41. Bg4 Kc7 42. Rc1+ Kb8 43. Bxc8 Nxc8 44. Nc6+ Ka8 45. Qxh6 Rc3 46. Rxc3 Bxc3 47. Qe6 d4 48. Kg1 d3 49. Kf1 d2 50. Ke2 Qb6 51. Kd1 Qg1+ 52. Kc2 Qc1+ 53. Kd3 d1=Q+ 54. Ke4 Qd4+ 55. Kf5 Qde3 *", + "Moves": "e6c8", + "MovesSAN": "Qxc8#", + "Themes": "hangingPiece mate mateIn1 middlegame oneMove" + }, + { + "FEN": "6k1/pp3ppp/2p1b3/8/2PR4/3P2PP/P3r1BK/8 w - - 1 30", + "PGN": "1. e4 e5 2. Nc3 Nf6 3. g3 d5 4. exd5 Nxd5 5. Bg2 Nxc3 6. bxc3 Bd6 7. Ne2 O-O 8. d3 c6 9. O-O Nd7 10. c4 Nc5 11. f4 exf4 12. Bxf4 Bg4 13. Bxd6 Qxd6 14. Qd2 Rae8 15. Rae1 Re7 16. Nc3 Rfe8 17. Rxe7 Rxe7 18. Qg5 Qd4+ 19. Kh1 Re5 20. Qf4 Qxf4 21. Rxf4 Ne6 22. Rf1 Nd4 23. h3 Be6 24. Rf2 Re1+ 25. Kh2 Rc1 26. Rf4 Nxc2 27. Ne2 Re1 28. Nd4 Nxd4 29. Rxd4 Re2 *", + "Moves": "d4d8", + "MovesSAN": "Rd8#", + "Themes": "backRankMate endgame master mate mateIn1 oneMove" + }, + { + "FEN": "rnb2r2/pp1nqppk/4N3/3pP3/5PQ1/2p5/PPP3PP/R3K2R w KQ - 1 14", + "PGN": "1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. Bxe7 Qxe7 7. f4 c5 8. Qg4 O-O 9. Bd3 cxd4 10. Nf3 dxc3 11. Bxh7+ Kxh7 12. Ng5+ Kg6 13. Nxe6+ Kh7 *", + "Moves": "g4g7", + "MovesSAN": "Qxg7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "5r1k/3q1ppp/p3p3/1rQbP3/8/1B6/PP4PP/3R1RK1 w - - 2 23", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 d6 6. Be3 Nf6 7. Bc4 e6 8. O-O Be7 9. Nxc6 bxc6 10. f4 O-O 11. Qf3 Rb8 12. e5 Nd5 13. Nxd5 cxd5 14. Bb3 dxe5 15. fxe5 Bb7 16. Qg3 Kh8 17. Rad1 Bh4 18. Qh3 Bg5 19. c4 Bxe3+ 20. Qxe3 Qd7 21. cxd5 Bxd5 22. Qc5 Rb5 *", + "Moves": "c5f8", + "MovesSAN": "Qxf8#", + "Themes": "hangingPiece kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "7k/1pp1R3/6Qp/p1Pq4/3b4/P5Pb/1P3R1P/6K1 b - - 0 30", + "PGN": "1. e4 e6 2. Nf3 d5 3. exd5 exd5 4. d4 h6 5. Be2 Nf6 6. O-O Bd6 7. Nc3 a6 8. Be3 O-O 9. Qc1 Ng4 10. g3 Nxe3 11. fxe3 Bh3 12. Rf2 Re8 13. Nxd5 Nc6 14. c4 Bf8 15. c5 Ne7 16. Nxe7+ Bxe7 17. Ne5 Bf6 18. Bc4 Re7 19. Nxf7 Rxf7 20. Bxf7+ Kxf7 21. Qd2 Kg8 22. Qb4 Qd5 23. a3 Re8 24. Re1 a5 25. Qb5 Rxe3 26. Rxe3 Bxd4 27. Re8+ Kh7 28. Qd3+ g6 29. Re7+ Kh8 30. Qxg6 *", + "Moves": "d5g2", + "MovesSAN": "Qg2#", + "Themes": "endgame mate mateIn1 oneMove pin" + }, + { + "FEN": "r2q1r1k/1bp4p/5ppQ/1p6/2Bn3N/1P6/P5PP/R4RK1 w - - 0 22", + "PGN": "1. e4 Nf6 2. e5 Nd5 3. c4 Nb6 4. c5 Nd5 5. d4 b6 6. Nc3 Bb7 7. Nxd5 Bxd5 8. cxb6 axb6 9. f4 g6 10. Nf3 Bg7 11. Be2 O-O 12. O-O Bb7 13. b3 Nc6 14. Be3 d6 15. Bc4 dxe5 16. fxe5 Kh8 17. Qc1 f6 18. Bh6 Bxh6 19. Qxh6 Nxd4 20. exf6 exf6 21. Nh4 b5 *", + "Moves": "h4g6", + "MovesSAN": "Nxg6#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove pin" + }, + { + "FEN": "8/6p1/6kp/3Q4/3PK3/q6P/8/8 w - - 0 35", + "PGN": "1. d4 d5 2. Bf4 Nc6 3. Nf3 Nf6 4. e3 Bg4 5. h3 Bh5 6. Nbd2 e6 7. Be2 Bd6 8. Ne5 Bxe2 9. Qxe2 Nb4 10. Ndf3 O-O 11. c3 Nc6 12. O-O h6 13. Nxc6 bxc6 14. Ne5 Bxe5 15. Bxe5 Ne4 16. f3 f6 17. fxe4 fxe5 18. exd5 Rxf1+ 19. Rxf1 exd4 20. exd4 exd5 21. Qe6+ Kh8 22. Qxc6 Rb8 23. Rf2 Qg5 24. Qxc7 Qc1+ 25. Kh2 Rxb2 26. Rxb2 Qxb2 27. Qxa7 Qxc3 28. Qc5 Qc4 29. a3 Kh7 30. Kg3 Kg6 31. Kf4 Qf1+ 32. Ke5 Qxg2 33. Qxd5 Qg3+ 34. Ke4 Qxa3 *", + "Moves": "d5f5", + "MovesSAN": "Qf5#", + "Themes": "dovetailMate endgame mate mateIn1 oneMove queenEndgame" + }, + { + "FEN": "2r3k1/pp3ppp/q7/5Q2/8/2P3P1/r4PKP/2R4R w - - 0 26", + "PGN": "1. d4 d5 2. c4 e6 3. Nc3 c5 4. Bf4 Nc6 5. e3 Nf6 6. Nf3 cxd4 7. exd4 Bb4 8. cxd5 Nxd5 9. Bd2 Bxc3 10. Bxc3 Nxc3 11. bxc3 O-O 12. Bc4 e5 13. dxe5 Qa5 14. Qb3 Nxe5 15. Be2 Be6 16. Qc2 Rac8 17. Rc1 Nxf3+ 18. Bxf3 Qe5+ 19. Be2 Bc4 20. Kf1 Bxe2+ 21. Qxe2 Qa5 22. Qc2 Rfe8 23. g3 Qa6+ 24. Kg2 Re2 25. Qf5 Rxa2 *", + "Moves": "f5c8", + "MovesSAN": "Qxc8#", + "Themes": "backRankMate endgame hangingPiece mate mateIn1 oneMove" + }, + { + "FEN": "8/6kp/p7/1p4p1/1Pb5/P3QBP1/6KP/q7 b - - 7 38", + "PGN": "1. d4 d5 2. c4 c6 3. Nf3 e6 4. g3 f5 5. Bg2 Nf6 6. O-O Nbd7 7. Bf4 Be7 8. Nc3 O-O 9. a3 a6 10. b4 Ne4 11. Qc2 b5 12. cxd5 cxd5 13. Nxe4 fxe4 14. Ne5 Nxe5 15. Bxe5 Bb7 16. f3 Rc8 17. Qd2 Bg5 18. e3 exf3 19. Rxf3 Rxf3 20. Bxf3 Qe7 21. Rc1 Rc4 22. Be2 Rc6 23. Rxc6 Bxc6 24. Qc3 Be8 25. Bf4 Bf6 26. Qc8 g5 27. Bc7 Kg7 28. Bb8 e5 29. dxe5 Bxe5 30. Bxe5+ Qxe5 31. Kf2 d4 32. Qb7+ Bf7 33. Qf3 Bd5 34. exd4 Qxd4+ 35. Qe3 Qf6+ 36. Kg1 Bc4 37. Bf3 Qa1+ 38. Kg2 *", + "Moves": "a1f1", + "MovesSAN": "Qf1#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "8/4PNp1/8/2P2kP1/8/1R2Bn1K/4r3/4b3 b - - 0 48", + "PGN": "1. e4 a6 2. d4 Ra7 3. Nf3 b6 4. Nc3 c6 5. a4 d6 6. Bd3 Nd7 7. e5 dxe5 8. dxe5 Nc5 9. Be3 Nxd3+ 10. cxd3 Bg4 11. h3 Bh5 12. g4 Bg6 13. a5 c5 14. axb6 Qxb6 15. Nd5 Qc6 16. Qa4 Qxa4 17. Rxa4 e6 18. Nf4 Be7 19. Ke2 Nh6 20. Rha1 Rb7 21. R1a2 O-O 22. Rxa6 Rfb8 23. Bc1 Kh8 24. Ra7 Ng8 25. Rxb7 Rxb7 26. h4 c4 27. dxc4 Bc2 28. Nd4 Be4 29. f3 Bc5 30. Ndxe6 Bxf3+ 31. Kxf3 fxe6 32. Nxe6 Bb4 33. Ra4 h6 34. g5 hxg5 35. hxg5 Kh7 36. Ra6 Ne7 37. Nd8 Rd7 38. Nf7 Rd1 39. Be3 Rb1 40. e6 Rxb2 41. Ra8 Kg6 42. Rb8 Kf5 43. Rb6 Ng6 44. c5 Nh4+ 45. Kg3 Be1+ 46. Kh3 Re2 47. Rb3 Nf3 48. e7 *", + "Moves": "e2h2", + "MovesSAN": "Rh2#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "7k/6pp/5q2/p1PQ4/P1K5/3P4/1r4PP/7R b - - 6 34", + "PGN": "1. e4 e5 2. Nf3 d6 3. Nc3 f5 4. d4 fxe4 5. Nxe4 d5 6. Nc3 e4 7. Ne5 Nf6 8. Bg5 Nbd7 9. Nxd7 Qxd7 10. f3 exf3 11. Qxf3 c6 12. O-O-O Be7 13. Re1 O-O 14. Qe3 Bb4 15. a3 Bxc3 16. Qxc3 Ne4 17. Qe3 Qg4 18. Be7 Re8 19. Bb4 a5 20. Bc3 Bf5 21. Qf3 Qg6 22. Bd3 b5 23. Kb1 Nxc3+ 24. bxc3 Bxd3 25. cxd3 b4 26. a4 bxc3 27. Kc2 c5 28. Qxd5+ Kh8 29. Rxe8+ Rxe8 30. dxc5 Re2+ 31. Kxc3 Qf6+ 32. Kc4 Rc2+ 33. Kb5 Rb2+ 34. Kc4 *", + "Moves": "b2b4", + "MovesSAN": "Rb4#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r2qkb1r/ppp1pppp/5n2/4N3/2BP4/2N1P3/PPb2PPP/R1B1K2R w KQkq - 0 9", + "PGN": "1. d4 d5 2. c4 dxc4 3. Nc3 Nf6 4. Nf3 Nc6 5. e3 Bf5 6. Bxc4 Nb4 7. Ne5 Nc2+ 8. Qxc2 Bxc2 *", + "Moves": "c4f7", + "MovesSAN": "Bxf7#", + "Themes": "attackingF2F7 mate mateIn1 oneMove opening" + }, + { + "FEN": "3q1k1r/pp2nppp/8/5b2/4nB2/8/PPP2PPP/2KR1BNR w - - 0 15", + "PGN": "1. d4 c5 2. e3 cxd4 3. exd4 d5 4. Bf4 Nc6 5. Nc3 Nf6 6. Nb5 e5 7. dxe5 Ne4 8. Qxd5 Bf5 9. Nd6+ Bxd6 10. exd6 Qb6 11. d7+ Kf8 12. O-O-O Ne7 13. d8=R+ Rxd8 14. Qxd8+ Qxd8 *", + "Moves": "d1d8", + "MovesSAN": "Rxd8#", + "Themes": "backRankMate mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3Q4/7p/p3k3/8/P5N1/2q5/6PP/4R2K b - - 0 36", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 d6 5. O-O Bg4 6. Bf4 Nf6 7. Qd3 Ne5 8. Nxe5 dxe5 9. Bxe5 Bd6 10. f4 Qe7 11. Bxd6 cxd6 12. e5 dxe5 13. fxe5 Nh5 14. Bxf7+ Kd7 15. Bxh5 Bxh5 16. Qf5+ Kc7 17. Qxh5 g6 18. Qe2 Rad8 19. e6 Kb8 20. Na3 Qc5 21. Qd3 Rhe8 22. Rae1 a6 23. Kh1 g5 24. Rf7 g4 25. Qe4 Qb6 26. Nc4 Qb4 27. a3 Qb5 28. a4 Qb4 29. c3 dxc3 30. bxc3 Rxe6 31. Qxe6 Qxc3 32. Rxb7+ Kxb7 33. Qe7+ Kc6 34. Ne5+ Kd5 35. Qxd8+ Ke6 36. Nxg4+ *", + "Moves": "c3e1", + "MovesSAN": "Qxe1#", + "Themes": "backRankMate endgame hangingPiece mate mateIn1 oneMove" + }, + { + "FEN": "3rk3/8/p3B1R1/1b3Np1/1K1b2P1/8/3p1P2/8 w - - 0 56", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. g3 g6 4. d3 Bg7 5. Bg2 d6 6. O-O e6 7. Nbd2 Nge7 8. Re1 O-O 9. h4 Rb8 10. c3 b5 11. h5 b4 12. hxg6 fxg6 13. Qc2 bxc3 14. bxc3 Qa5 15. Nc4 Qc7 16. Bg5 Ba6 17. Nfd2 h6 18. Bf4 e5 19. Be3 Bc8 20. Nf3 Bg4 21. Nh4 g5 22. Nf5 Nxf5 23. exf5 Bxf5 24. Qe2 Bg6 25. Rab1 Ne7 26. d4 exd4 27. cxd4 cxd4 28. Rxb8 Qxb8 29. Bxg5 hxg5 30. Qe6+ Bf7 31. Qxd6 Qxd6 32. Nxd6 Nf5 33. Nxf5 Bf6 34. Rd1 Rd8 35. a4 Bg6 36. g4 Be8 37. Kf1 Bxa4 38. Ra1 Bb5+ 39. Ke1 a6 40. Kd2 d3 41. Rc1 Re8 42. Ne3 Be5 43. Bd5+ Kg7 44. Nf5+ Kf8 45. Rh1 Bf4+ 46. Kc3 Rc8+ 47. Kd4 Ke8 48. Be6 Rd8+ 49. Kc5 Be5 50. Rh7 Bf6 51. Rf7 Bh8 52. Rh7 Bf6 53. Rh6 Be5 54. Rg6 Bd4+ 55. Kb4 d2 *", + "Moves": "g6g8", + "MovesSAN": "Rg8#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "1k1r3r/ppp1q2p/3b1p2/3p1Bp1/3P4/1NP2Q2/PP3PPP/R1B3K1 b - - 2 18", + "PGN": "1. e4 e6 2. Nf3 d5 3. exd5 exd5 4. Be2 Bd6 5. O-O Bf5 6. d4 f6 7. c3 Nc6 8. Nbd2 Qd7 9. Nh4 Nge7 10. Nxf5 Nxf5 11. Bg4 g5 12. Qf3 Nce7 13. Bh5+ Ng6 14. Bg4 Nge7 15. Re1 O-O-O 16. Rxe7 Qxe7 17. Bxf5+ Kb8 18. Nb3 *", + "Moves": "e7e1", + "MovesSAN": "Qe1#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2rr4/1kp2p2/4p2p/P1R1N3/6n1/2R3P1/1P4P1/6K1 b - - 10 39", + "PGN": "1. d4 Nf6 2. Bg5 e6 3. Nd2 h6 4. Bh4 b6 5. e3 Bb7 6. Ngf3 d6 7. Bd3 g5 8. Bg3 g4 9. Nh4 Rg8 10. O-O Be7 11. Qe1 Nh5 12. f4 gxf3 13. Ndxf3 Nxg3 14. hxg3 Nd7 15. a4 a6 16. e4 Bf6 17. c3 Qe7 18. e5 Bxh4 19. Nxh4 dxe5 20. Be4 O-O-O 21. Bxb7+ Kxb7 22. Qe4+ Kb8 23. a5 b5 24. Qc6 exd4 25. Qxa6 Qc5 26. cxd4 Qxd4+ 27. Kh2 Qd3 28. Rf3 Qc4 29. Rc3 Qb4 30. Rac1 Rc8 31. Qc6 Ne5 32. Qc5 Qxc5 33. Rxc5 Nd3 34. Rxb5+ Ka7 35. Rc3 Nf2 36. Rbc5 Ng4+ 37. Kg1 Kb7 38. Nf3 Rgd8 39. Ne5 *", + "Moves": "d8d1", + "MovesSAN": "Rd1#", + "Themes": "endgame master masterVsMaster mate mateIn1 oneMove" + }, + { + "FEN": "5Nk1/p5bp/Qp4p1/7r/3P3q/P3P3/1P3RP1/R5K1 b - - 0 29", + "PGN": "1. d4 d5 2. c4 c6 3. cxd5 cxd5 4. Nc3 Nf6 5. Bg5 e6 6. a3 Be7 7. e3 O-O 8. Bd3 b6 9. Bxf6 Bxf6 10. Qh5 g6 11. Qf3 Ba6 12. Bc2 Nd7 13. Nge2 Bg7 14. O-O Nf6 15. h4 Bxe2 16. Qxe2 Rc8 17. Qd3 Nd7 18. h5 Nf6 19. hxg6 fxg6 20. Ne2 Ne4 21. Nf4 Qe7 22. Bb3 Rf5 23. Qa6 Rcf8 24. Bc2 Qh4 25. Bxe4 dxe4 26. Nxe6 Rh5 27. f3 exf3 28. Nxf8 f2+ 29. Rxf2 *", + "Moves": "h4h1", + "MovesSAN": "Qh1#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2k3r1/1pp5/p3p3/8/1PP1P2n/P2Q1P2/1q5P/3RKR2 b - - 2 33", + "PGN": "1. e4 e6 2. f4 d5 3. Nf3 dxe4 4. Ng5 Nf6 5. Nc3 Qd4 6. Be2 h6 7. Nb5 Qb6 8. Nh3 a6 9. Nc3 Bd7 10. a3 Bc6 11. b3 e3 12. Bf3 Bxf3 13. gxf3 Qc6 14. Bb2 Nbd7 15. dxe3 O-O-O 16. Qe2 Nc5 17. Nf2 g5 18. b4 Na4 19. Nxa4 Qxa4 20. Nd3 Bg7 21. Ne5 Nd5 22. c4 Ne7 23. Nxf7 Bxb2 24. Qxb2 Rhf8 25. Nxd8 Kxd8 26. Qg7 Rg8 27. Qxh6 gxf4 28. Qxf4 Qc2 29. Rd1+ Kc8 30. Qd4 Nf5 31. Qd3 Qb2 32. e4 Nh4 33. Rf1 *", + "Moves": "h4g2", + "MovesSAN": "Ng2#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "8/p3k3/4p1pp/KP6/2r2r2/3RRP2/5P1P/8 b - - 1 28", + "PGN": "1. e4 g6 2. d4 d5 3. exd5 Nf6 4. c4 c6 5. dxc6 Nxc6 6. Nf3 e5 7. d5 e4 8. dxc6 Qxd1+ 9. Kxd1 exf3 10. gxf3 bxc6 11. Bg5 Bg7 12. Nc3 h6 13. Bxf6 Bxf6 14. Kc2 Bxc3 15. Kxc3 Bf5 16. Re1+ Be6 17. Bh3 Kd7 18. Bxe6+ fxe6 19. Re4 Rhf8 20. Re3 Rf6 21. Rd1+ Ke7 22. b4 Raf8 23. Rdd3 Rf4 24. a4 R8f5 25. b5 cxb5 26. axb5 Rc5 27. Kb4 Rcxc4+ 28. Ka5 *", + "Moves": "c4a4", + "MovesSAN": "Ra4#", + "Themes": "endgame mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "r4r1k/1b3p1n/p2p1q1Q/1p6/3P4/2NB4/PP4PP/R5K1 w - - 0 23", + "PGN": "1. d4 a6 2. c4 b6 3. Nc3 Bb7 4. e4 d6 5. Nf3 g6 6. Bd3 Bg7 7. O-O Nf6 8. Bg5 O-O 9. Qd2 Nbd7 10. Bh6 e6 11. Bxg7 Kxg7 12. Ng5 h6 13. Nh3 c6 14. f4 b5 15. cxb5 cxb5 16. f5 exf5 17. exf5 g5 18. Nxg5 hxg5 19. Qxg5+ Kh8 20. Qh6+ Nh7 21. f6 Nxf6 22. Rxf6 Qxf6 *", + "Moves": "h6h7", + "MovesSAN": "Qxh7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r5k1/2p3p1/4r1QB/p2p4/q2P4/2P3P1/5PKP/8 w - - 0 27", + "PGN": "1. c4 e6 2. d4 d5 3. g3 dxc4 4. Bg2 Nf6 5. Nf3 Nc6 6. Qc2 Bb4+ 7. Nc3 O-O 8. e3 Nd5 9. O-O Bxc3 10. bxc3 b5 11. a4 bxa4 12. Rxa4 a5 13. Rxc4 Qd7 14. e4 Ba6 15. exd5 exd5 16. Ra4 Bxf1 17. Kxf1 Ne7 18. Ng5 Ng6 19. Bh3 Qb5+ 20. Kg2 Rfe8 21. Be3 h6 22. Nxf7 Kxf7 23. Qf5+ Kg8 24. Qxg6 Qxa4 25. Bxh6 Re7 26. Be6+ Rxe6 *", + "Moves": "g6g7", + "MovesSAN": "Qxg7#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "4rrk1/pp4pp/6n1/3p4/3Pp1Q1/1N3qPP/PP2RP2/R4K2 b - - 8 29", + "PGN": "1. e4 c6 2. Nf3 d5 3. exd5 cxd5 4. d4 Bg4 5. Bd3 Nc6 6. c3 e6 7. O-O Bd6 8. h3 Bh5 9. Re1 Nge7 10. Qc2 Rc8 11. Qe2 O-O 12. Bg5 Qc7 13. Nbd2 Rce8 14. Qe3 Bg6 15. Bxg6 Nxg6 16. Qe2 Bf4 17. Bxf4 Nxf4 18. Qf1 f6 19. g3 Ng6 20. Kg2 e5 21. dxe5 fxe5 22. Qd3 Qf7 23. Qe2 e4 24. Nd4 Nxd4 25. cxd4 Qf6 26. Nb3 Qg5 27. Qg4 Qf6 28. Re2 Qf3+ 29. Kf1 *", + "Moves": "f3h1", + "MovesSAN": "Qh1#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "1r3nkq/5p2/2p1p1p1/p3P3/3r3Q/P4KP1/2B5/7R w - - 0 33", + "PGN": "1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 c6 5. Nf3 Bd6 6. b3 Nbd7 7. Bb2 O-O 8. Nbd2 Qe7 9. Ne5 a5 10. a3 Re8 11. O-O Nf8 12. e4 Nxe4 13. Nxe4 dxe4 14. Bxe4 Bxe5 15. dxe5 Nd7 16. Kg2 Qc5 17. h4 Rb8 18. Bc2 b5 19. Qd3 g6 20. Bd4 bxc4 21. bxc4 Qe7 22. Qe3 Ba6 23. h5 Bxc4 24. hxg6 hxg6 25. Rh1 Bd5+ 26. f3 Qf8 27. Qg5 Qg7 28. Rh6 Nf8 29. Rah1 Red8 30. Qh4 Bxf3+ 31. Kxf3 Rxd4 32. Rh8+ Qxh8 *", + "Moves": "h4h8", + "MovesSAN": "Qxh8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "7k/5Rp1/2p3Bp/8/1n6/1PK5/6r1/8 w - - 7 46", + "PGN": "1. e4 d6 2. d4 Nf6 3. Nc3 c6 4. f3 e5 5. Nge2 Be7 6. Be3 O-O 7. Qd2 Qc7 8. O-O-O b5 9. g4 b4 10. Nb1 Be6 11. g5 Nh5 12. Qxb4 exd4 13. Qxd4 Bxa2 14. b3 Bxb1 15. Kxb1 a5 16. Ng3 Nxg3 17. hxg3 a4 18. Bc1 axb3 19. cxb3 Nd7 20. Bb2 f6 21. Bc4+ Kh8 22. Rh2 Ne5 23. Rdh1 h6 24. Be2 fxg5 25. f4 gxf4 26. gxf4 Rxf4 27. Bc1 Bg5 28. Bxf4 Bxf4 29. Rf1 Bg5 30. Rg1 Bf6 31. Rf1 Ng4 32. Rxf6 Nxf6 33. Bc4 Qa5 34. Re2 Qh5 35. e5 dxe5 36. Qxe5 Qh1+ 37. Re1 Qg2 38. Qe2 Qg6+ 39. Kb2 Qf5 40. Rf1 Qd7 41. Qd3 Qxd3 42. Bxd3 Nd5 43. Rf7 Nb4 44. Bg6 Ra2+ 45. Kc3 Rg2 *", + "Moves": "f7f8", + "MovesSAN": "Rf8#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "4R3/p3rp2/Pp2kPp1/2npP3/6K1/8/1P6/2r5 w - - 10 44", + "PGN": "1. e4 d6 2. Nc3 Nf6 3. f4 d5 4. e5 Ng8 5. Nf3 Bg4 6. d4 e6 7. Bd3 Bb4 8. O-O Ne7 9. Qe1 O-O 10. Bd2 Nd7 11. Ng5 h6 12. Qh4 Bf5 13. Bxf5 Nxf5 14. Qh5 hxg5 15. fxg5 g6 16. Qg4 Kg7 17. Rxf5 exf5 18. Qh4 Rh8 19. Qf4 Bxc3 20. Bxc3 Nf8 21. g4 Ne6 22. Qe3 Qxg5 23. Qd2 Qxd2 24. Bxd2 Nxd4 25. c3 Nf3+ 26. Kf2 Nxd2 27. gxf5 Rxh2+ 28. Kg3 Rhh8 29. f6+ Kf8 30. Rd1 Ne4+ 31. Kg4 c6 32. Rd4 Ke8 33. c4 Rd8 34. cxd5 cxd5 35. Rb4 Rd7 36. a4 Rh1 37. a5 Rc1 38. a6 b6 39. Rb3 Nc5 40. Rh3 Rc7 41. Rh8+ Kd7 42. Rf8 Ke6 43. Re8+ Re7 *", + "Moves": "e8e7", + "MovesSAN": "Rxe7#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "6k1/b1pPr1pp/2p2p2/p4P1Q/Pr1p4/1P6/1BPR2PP/4R2K b - - 0 30", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d4 exd4 5. O-O d6 6. Nxd4 Be7 7. Bb5 Bd7 8. Nc3 O-O 9. Nxc6 Bxc6 10. Bxc6 bxc6 11. f4 Re8 12. Qf3 d5 13. e5 Bc5+ 14. Kh1 Nd7 15. a3 a5 16. Na4 Bf8 17. b3 Nc5 18. Nxc5 Bxc5 19. Bb2 Qe7 20. a4 Rab8 21. Rae1 Bb4 22. Re2 Bc5 23. Qg4 Rb4 24. Rfe1 d4 25. e6 f6 26. Qf3 Qd6 27. f5 Ba7 28. Qh5 Re7 29. Rd2 Qd7 30. exd7 *", + "Moves": "e7e1", + "MovesSAN": "Rxe1#", + "Themes": "backRankMate hangingPiece mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3r1rk1/pp2bppp/4p3/4P3/4q3/2P2N2/PP2p1QP/R1K3R1 w - - 0 23", + "PGN": "1. d4 d5 2. Bf4 Nf6 3. e3 Bf5 4. Nd2 c5 5. c3 Qb6 6. Qc1 cxd4 7. exd4 e6 8. Ngf3 Nc6 9. Ne5 Be7 10. Be2 O-O 11. g4 Be4 12. f3 Nxe5 13. dxe5 Nxg4 14. fxe4 Qf2+ 15. Kd1 Qxf4 16. Bxg4 Qxg4+ 17. Kc2 dxe4 18. Rg1 Qh4 19. Qf1 e3 20. Nf3 Qe4+ 21. Kc1 Rad8 22. Qg2 e2 *", + "Moves": "g2g7", + "MovesSAN": "Qxg7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/1b4qk/7p/5p2/3p1P1Q/P7/BP4P1/2R3K1 b - - 0 37", + "PGN": "1. d4 e6 2. Nf3 c5 3. e3 Nf6 4. Bd3 Nc6 5. O-O d5 6. c4 cxd4 7. exd4 Be7 8. Re1 O-O 9. a3 a6 10. Nc3 dxc4 11. Bxc4 b5 12. Bb3 Bb7 13. Bf4 h6 14. Bc2 Nd5 15. Qd3 f5 16. Be5 b4 17. Nxd5 Qxd5 18. Bb3 Qd7 19. d5 exd5 20. Nd4 Nxd4 21. Qxd4 Bf6 22. Bxf6 Rxf6 23. Qxb4 a5 24. Qf4 a4 25. Ba2 g5 26. Qe5 Raf8 27. Rac1 Rd6 28. h4 gxh4 29. Qf4 Qd8 30. Qxa4 Qg5 31. Qb4 Rd7 32. f4 Qg6 33. Re3 Kh7 34. Qxf8 d4 35. Re7+ Rxe7 36. Qxe7+ Qg7 37. Qxh4 *", + "Moves": "g7g2", + "MovesSAN": "Qxg2#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "3q1rk1/p4ppp/4p3/1p1p1b2/3Q4/8/PBr2PPP/R4RK1 w - - 0 18", + "PGN": "1. e4 c6 2. Nf3 d5 3. exd5 cxd5 4. d4 Nf6 5. Nc3 Nc6 6. Be2 Bf5 7. O-O e6 8. Ne5 Be7 9. Bb5 Rc8 10. Na4 O-O 11. Nc5 Bxc5 12. Nxc6 bxc6 13. dxc5 cxb5 14. b4 Ne4 15. Bb2 Nxc5 16. bxc5 Rxc5 17. Qd4 Rxc2 *", + "Moves": "d4g7", + "MovesSAN": "Qxg7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r4rk1/1bq1bpp1/p1n4p/1ppp4/3P3P/P1P1nN2/1PQN1PP1/RB2K2R w KQ - 0 16", + "PGN": "1. e4 c5 2. Bc4 Nc6 3. Nf3 Qc7 4. c3 Nf6 5. d3 e6 6. Bg5 Be7 7. Nbd2 O-O 8. Qc2 a6 9. a3 b5 10. Ba2 Bb7 11. h4 h6 12. Be3 d5 13. exd5 exd5 14. Bb1 Ng4 15. d4 Nxe3 *", + "Moves": "c2h7", + "MovesSAN": "Qh7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "rrb2k2/4npbQ/p3p1p1/2Np2P1/1qpP1N2/5P2/PPPB4/2KR3R b - - 6 27", + "PGN": "1. e4 c5 2. Nc3 Nc6 3. Bb5 a6 4. Bxc6 bxc6 5. Qf3 g6 6. Nh3 Bg7 7. Ng5 Nh6 8. d3 O-O 9. Nh3 Bb7 10. g4 Kh8 11. g5 Ng8 12. Nf4 e6 13. h4 Ne7 14. h5 Kg8 15. hxg6 hxg6 16. Qh3 Re8 17. Be3 Qb6 18. O-O-O d5 19. exd5 cxd5 20. d4 c4 21. Qh7+ Kf8 22. Nh3 Nf5 23. Nf4 Ne7 24. f3 Reb8 25. Na4 Qb4 26. Nc5 Bc8 27. Bd2 *", + "Moves": "b4b2", + "MovesSAN": "Qxb2#", + "Themes": "mate mateIn1 middlegame oneMove queensideAttack" + }, + { + "FEN": "5rk1/1R6/p1p3pQ/8/8/P5qP/6P1/7K b - - 0 37", + "PGN": "1. d4 d5 2. Nf3 Bf5 3. Nc3 e6 4. Bf4 Bb4 5. a3 Bxc3+ 6. bxc3 Nd7 7. e3 Bg4 8. Be2 Bxf3 9. Bxf3 Ngf6 10. Bg5 h6 11. Bh4 Qc8 12. O-O a6 13. Qd3 c6 14. c4 dxc4 15. Qxc4 O-O 16. Rab1 Nd5 17. Qb3 N7f6 18. c4 Ne7 19. Bxf6 gxf6 20. Bh5 Kg7 21. e4 Rb8 22. Qg3+ Ng6 23. f4 Kh7 24. f5 exf5 25. Rxf5 Qe6 26. d5 Qxe4 27. Rxf6 Qd4+ 28. Rf2 Qxc4 29. Qd6 Qxd5 30. Bxg6+ fxg6 31. Qe7+ Kg8 32. Rxf8+ Rxf8 33. Qe3 Qf7 34. Qxh6 Qf6 35. h3 Qf2+ 36. Kh1 Qg3 37. Rxb7 *", + "Moves": "f8f1", + "MovesSAN": "Rf1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "2r1r3/p2q1p1k/1p1b1n2/2pP1N2/5nQ1/7P/PP3PP1/2R2RK1 w - - 7 28", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. d4 c6 4. Nf3 Nf6 5. Be2 Bf5 6. O-O e6 7. h3 Nbd7 8. c4 Qa5 9. Bd2 Qc7 10. Nc3 b6 11. Rc1 c5 12. d5 Bd6 13. Bg5 h6 14. Be3 O-O 15. Bd3 Bg6 16. Nh4 Bxd3 17. Qxd3 exd5 18. cxd5 Ne5 19. Qd2 Rac8 20. Nf5 Ng6 21. Ne4 Nxe4 22. Qd3 Rfe8 23. Bxh6 gxh6 24. Nxh6+ Kh7 25. Nf5 Nf4 26. Qd1 Qd7 27. Qg4 Nf6 *", + "Moves": "g4g7", + "MovesSAN": "Qg7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "4r1k1/5p1p/p2q2p1/1pnP4/3R4/2P2Q1P/2B2PP1/4R1K1 b - - 0 28", + "PGN": "1. e4 c5 2. b4 cxb4 3. Bb2 e6 4. Nf3 d5 5. exd5 exd5 6. Bb5+ Nc6 7. O-O Nf6 8. c4 Be7 9. a3 O-O 10. axb4 Nxb4 11. Nc3 Bf5 12. cxd5 a6 13. Bc4 b5 14. Bb3 Nd3 15. Ra2 Nxb2 16. Rxb2 Bb4 17. Nd4 Bd7 18. Qf3 Re8 19. Nf5 Bxf5 20. Qxf5 Bxc3 21. dxc3 Qd6 22. h3 Re5 23. Qf3 Rae8 24. Rd2 Ne4 25. Rd4 Nc5 26. Bc2 g6 27. Rfd1 Re1+ 28. Rxe1 *", + "Moves": "e8e1", + "MovesSAN": "Rxe1#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "5rk1/pb3r1p/1p1pp1p1/4P3/P6R/3B3n/2P3PP/2Q3RK b - - 0 32", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Qb6 5. Nxc6 Qxc6 6. Bd3 g6 7. O-O Bg7 8. Nc3 Bxc3 9. bxc3 Qxc3 10. Bd2 Qc6 11. Qe2 b6 12. Bb5 Qe6 13. Bc3 Nf6 14. Bd3 O-O 15. f4 Bb7 16. f5 Qc6 17. Rf4 Qxc3 18. Raf1 d6 19. fxg6 fxg6 20. Qf3 Kg7 21. Rh4 Qd4+ 22. Kh1 Rf7 23. Qf4 Qe5 24. Qh6+ Kg8 25. Bc4 e6 26. Bd3 Raf8 27. a4 Ng4 28. Qc1 Nf2+ 29. Kg1 Qd4 30. e5 Nh3+ 31. Kh1 Qg1+ 32. Rxg1 *", + "Moves": "h3f2", + "MovesSAN": "Nf2#", + "Themes": "mate mateIn1 middlegame oneMove smotheredMate" + }, + { + "FEN": "5rk1/1N4pp/p7/8/B2pP3/2p1b3/P5PP/5R1K b - - 0 29", + "PGN": "1. e4 c5 2. Nf3 e6 3. Bc4 Nc6 4. O-O d5 5. exd5 exd5 6. Bb5 Nf6 7. Ne5 Qc7 8. Re1 Be7 9. d3 Be6 10. Bg5 O-O 11. c3 Nxe5 12. Rxe5 a6 13. Rxe6 fxe6 14. Bxf6 Rxf6 15. Ba4 Raf8 16. f3 Qb6 17. Nd2 c4+ 18. d4 Qxb2 19. Bd7 Qxc3 20. Kh1 Qxd4 21. Qe2 e5 22. Rd1 Bc5 23. Nb3 Qe3 24. Qxe3 Bxe3 25. Na5 d4 26. Nxb7 c3 27. Ba4 e4 28. fxe4 Rf1+ 29. Rxf1 *", + "Moves": "f8f1", + "MovesSAN": "Rxf1#", + "Themes": "backRankMate endgame mate mateIn1 oneMove" + }, + { + "FEN": "r5rk/p1qn2pp/1p3n1N/2p5/3P4/2P4P/P3RPP1/R1B3K1 w - - 0 19", + "PGN": "1. e4 e6 2. Nf3 d5 3. exd5 exd5 4. d4 Nf6 5. c4 dxc4 6. Bxc4 Bb4+ 7. Nc3 O-O 8. O-O Bg4 9. h3 Bh5 10. Be2 Nbd7 11. Qb3 Bxc3 12. bxc3 b6 13. Re1 c5 14. Ne5 Bxe2 15. Rxe2 Re8 16. Nxf7 Qc7 17. Nh6+ Kh8 18. Qg8+ Rxg8 *", + "Moves": "h6f7", + "MovesSAN": "Nf7#", + "Themes": "mate mateIn1 middlegame oneMove smotheredMate" + }, + { + "FEN": "4r3/R7/p6k/1p1P1p2/2p1P3/P1Q2P1q/5P1P/7K b - - 0 30", + "PGN": "1. d4 d5 2. c4 Nf6 3. Nc3 e6 4. Nf3 Bb4 5. Bg5 Nbd7 6. e3 b6 7. a3 Bxc3+ 8. bxc3 Bb7 9. cxd5 exd5 10. c4 h6 11. Bh4 dxc4 12. Bxc4 O-O 13. O-O Qe8 14. Qb3 Bxf3 15. gxf3 c5 16. Bb5 Qc8 17. d5 a6 18. Bc6 Ra7 19. Kh1 b5 20. Rg1 c4 21. Qc3 Nh5 22. Bxd7 Qxd7 23. Rxg7+ Nxg7 24. Bf6 Qf5 25. e4 Qh3 26. Rg1 Re8 27. Bxg7 f5 28. Bxh6+ Kh7 29. Rg7+ Kxh6 30. Rxa7 *", + "Moves": "h3f1", + "MovesSAN": "Qf1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "6k1/1b4p1/p2b3p/1p1q4/1P1B1P2/P3Q1P1/4B2P/6K1 b - - 0 33", + "PGN": "1. Nf3 Nf6 2. d4 c5 3. e3 a6 4. Bd3 e6 5. O-O Be7 6. Nbd2 O-O 7. c3 Nc6 8. dxc5 Bxc5 9. Ne4 Nxe4 10. Bxe4 d5 11. Bc2 e5 12. e4 d4 13. cxd4 Nxd4 14. Nxd4 exd4 15. Bd3 b5 16. Bd2 Bb7 17. f3 Qe7 18. a3 Rac8 19. b4 Bd6 20. Rc1 Qh4 21. f4 Rxc1 22. Qxc1 Rc8 23. Qd1 h6 24. g3 Qe7 25. Qe2 Qe6 26. Rc1 Rxc1+ 27. Bxc1 Qb3 28. Qc2 Qe6 29. Bb2 f5 30. Bxd4 fxe4 31. Be2 e3 32. Qd3 Qd5 33. Qxe3 *", + "Moves": "d5g2", + "MovesSAN": "Qg2#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r3k1nr/ppp2ppp/2np4/2b1p3/2bqP1P1/P1PP1P1P/1P2K3/RNBQ1BNR b kq - 0 10", + "PGN": "1. e4 e5 2. g4 Nc6 3. a3 Bc5 4. h3 d6 5. f3 Qh4+ 6. Ke2 Qf2+ 7. Kd3 Qd4+ 8. Ke2 Be6 9. c3 Bc4+ 10. d3 *", + "Moves": "d4f2", + "MovesSAN": "Qf2#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "6k1/ppRR4/3p2rp/8/8/P5r1/6P1/6K1 w - - 2 35", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. O-O O-O 6. Re1 d6 7. d4 exd4 8. cxd4 Bb6 9. Bg5 Re8 10. Nc3 h6 11. Bh4 Bg4 12. d5 Nd4 13. Be2 Nxe2+ 14. Qxe2 Ba5 15. a3 g5 16. Bg3 Bxc3 17. bxc3 Nxe4 18. Qd3 Nxg3 19. fxg3 Qf6 20. Rf1 Qe7 21. Nd4 Qe3+ 22. Qxe3 Rxe3 23. h3 Bd7 24. Rf3 Rae8 25. Raf1 g4 26. hxg4 Bxg4 27. Rxf7 Rxc3 28. R7f6 Kg7 29. Ne6+ Bxe6 30. dxe6 Re3 31. Rf7+ Kg8 32. Rxc7 R8xe6 33. Rff7 Rxg3 34. Rfd7 Reg6 *", + "Moves": "d7d8", + "MovesSAN": "Rd8#", + "Themes": "endgame mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "8/2pRr1k1/pbp4r/2q1p3/4Qp2/2P5/PPB2PP1/3R2K1 b - - 0 30", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nc3 Nc6 4. Bb5 Bc5 5. O-O O-O 6. d3 d6 7. Bg5 h6 8. Bh4 a6 9. Ba4 Bd7 10. Nd5 g5 11. Nxg5 Nxd5 12. exd5 hxg5 13. dxc6 bxc6 14. Bg3 Kg7 15. c3 f5 16. h3 f4 17. Bh2 Rh8 18. d4 Bb6 19. dxe5 dxe5 20. Qe2 Qe7 21. Rfe1 Rae8 22. Qe4 Qc5 23. Re2 Re7 24. Bc2 Rh6 25. Rd1 g4 26. h4 g3 27. Red2 gxh2+ 28. Kxh2 Rxh4+ 29. Kg1 Rh6 30. Rxd7 *", + "Moves": "c5f2", + "MovesSAN": "Qxf2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r3qrk1/ppp3p1/5nQp/3p1N2/5P2/1P2Bb2/1PP3PP/R5K1 w - - 2 21", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 h6 4. d4 Bd6 5. dxe5 Bxe5 6. Nxe5 Nxe5 7. Bb3 Nf6 8. O-O d6 9. f4 Nc6 10. e5 Nh7 11. Qh5 O-O 12. Nc3 Nd4 13. Be3 Nxb3 14. axb3 d5 15. Ne2 f5 16. exf6 Nxf6 17. Qg6 Qe7 18. Rf3 Bg4 19. Nd4 Bxf3 20. Nf5 Qe8 *", + "Moves": "g6g7", + "MovesSAN": "Qxg7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r3k2r/1bp2pbp/p3pBp1/Pp1q4/1P1P4/2PB4/5PPP/RN1Q1RK1 b kq - 0 14", + "PGN": "1. e4 g6 2. d4 Bg7 3. e5 e6 4. Nf3 d6 5. Bd3 dxe5 6. Nxe5 Nd7 7. Nxd7 Qxd7 8. c3 a6 9. a4 b6 10. a5 b5 11. b4 Bb7 12. O-O Nf6 13. Bg5 Qd5 14. Bxf6 *", + "Moves": "d5g2", + "MovesSAN": "Qxg2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "rn1q1k2/p1p1n1bp/1p1R2p1/8/2BP4/2N2r2/PPP2PPP/R1B3K1 w - - 2 13", + "PGN": "1. e4 b6 2. Nf3 Bb7 3. Nc3 g6 4. Bc4 Bg7 5. d4 e6 6. O-O Ne7 7. Re1 d5 8. exd5 O-O 9. dxe6 fxe6 10. Rxe6 Bxf3 11. Qxf3 Rxf3 12. Rd6+ Kf8 *", + "Moves": "d6d8", + "MovesSAN": "Rxd8#", + "Themes": "hangingPiece mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2b2rk1/p1p3p1/5q1p/2b1pp2/1P6/3P1PN1/P1P3PK/R1B1QR2 b - - 0 21", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 b5 6. Bxb5 Qxd5 7. Bf1 h6 8. Nc3 Qd7 9. Nge4 Nxe4 10. Nxe4 Be7 11. Bb5 O-O 12. O-O Rb8 13. Ba4 Rb4 14. Bxc6 Qxc6 15. d3 f5 16. Ng3 Rg4 17. f3 Bc5+ 18. Kh1 Rh4 19. Qe1 Qf6 20. b4 Rxh2+ 21. Kxh2 *", + "Moves": "f6h4", + "MovesSAN": "Qh4#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "4r2k/2q3pp/1n2pb2/2ppp3/Qp2P3/1P1P1N2/2P2PPP/4R1K1 w - - 0 22", + "PGN": "1. e4 e5 2. Bc4 d6 3. Nf3 Be7 4. d3 Nf6 5. O-O O-O 6. Nbd2 Nc6 7. a4 Kh8 8. a5 Be6 9. Bxe6 fxe6 10. a6 bxa6 11. Rxa6 Nb4 12. Ra4 a5 13. Nc4 c5 14. Bd2 Qc7 15. b3 Nd7 16. Bc3 Bf6 17. Re1 Rfe8 18. Bxb4 axb4 19. Qa1 Rxa4 20. Qxa4 d5 21. Nb6 Nxb6 *", + "Moves": "a4e8", + "MovesSAN": "Qxe8#", + "Themes": "backRankMate hangingPiece mate mateIn1 middlegame oneMove" + }, + { + "FEN": "rnQ2bnr/p1p2kpp/2b5/2q3p1/8/2N5/PPP2PPP/2K1RB1R w - - 2 16", + "PGN": "1. e4 e5 2. Nf3 d5 3. exd5 Qxd5 4. Nc3 Qc5 5. d4 exd4 6. Nxd4 Bd7 7. Be3 Qe5 8. Nf3 Qe6 9. Ng5 Qe5 10. Qf3 f6 11. Qxb7 Bc6 12. Qc8+ Ke7 13. O-O-O fxg5 14. Bc5+ Qxc5 15. Re1+ Kf7 *", + "Moves": "c8e6", + "MovesSAN": "Qe6#", + "Themes": "dovetailMate mate mateIn1 oneMove opening" + }, + { + "FEN": "3r4/1pR2ppk/p3p2p/4r3/7P/1P6/1PRN2P1/2K5 b - - 1 32", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Qxd4 Nc6 5. Bb5 Bd7 6. Bxc6 Bxc6 7. Nc3 Nf6 8. Bg5 e6 9. O-O-O Be7 10. Qd3 a6 11. Nd4 Rc8 12. f4 Qb6 13. e5 dxe5 14. fxe5 Nd5 15. Bxe7 Nxe7 16. Ne4 Bxe4 17. Qxe4 O-O 18. h4 Nc6 19. Nf3 Nb4 20. Kb1 Nxc2 21. Rd6 Qf2 22. Rd2 Qe3 23. Re1 Qxe4 24. Rxe4 Na1 25. Re1 Nb3 26. axb3 Rc5 27. Rc2 Rb5 28. Re3 Rd8 29. Kc1 h6 30. Rec3 Kh7 31. Nd2 Rxe5 32. Rc7 *", + "Moves": "e5e1", + "MovesSAN": "Re1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "rn3r2/pp1b4/3p1B1k/2pPpP2/2P1P3/2P2BP1/P7/2KR4 w - - 2 26", + "PGN": "1. c4 g6 2. Nc3 Bg7 3. g3 Bxc3 4. bxc3 Nf6 5. Bg2 O-O 6. e4 Kg7 7. d3 Ng8 8. h4 h6 9. Be3 e5 10. Qd2 d6 11. Nf3 c5 12. d4 Qe7 13. O-O-O Be6 14. d5 Bd7 15. h5 g5 16. Nxg5 hxg5 17. Bxg5 f6 18. h6+ Kh7 19. Bh4 Qf7 20. f4 Nxh6 21. f5 Kg7 22. Qxh6+ Kxh6 23. Bxf6+ Qh5 24. Rxh5+ Kxh5 25. Bf3+ Kh6 *", + "Moves": "d1h1", + "MovesSAN": "Rh1#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2k5/pr4p1/K2RN3/4P3/5P2/1Pn1n3/P4bP1/8 w - - 5 38", + "PGN": "1. d4 d5 2. c4 dxc4 3. e4 Nf6 4. Nc3 e5 5. dxe5 Qxd1+ 6. Kxd1 Ng4 7. Nh3 Bc5 8. f4 Nc6 9. Nd5 Bb6 10. Bxc4 Be6 11. Rf1 Rd8 12. Ng5 Nxh2 13. Re1 Bf2 14. Rh1 Ng4 15. Kc2 Nd4+ 16. Kc3 c6 17. Nc7+ Ke7 18. Ncxe6 fxe6 19. Rxh7 Rxh7 20. Nxh7 b5 21. Ng5 bxc4 22. Kxc4 Ne2 23. b3 Rd4+ 24. Kc5 Rxe4+ 25. Kxc6 Rb4 26. Ba3 Nd4+ 27. Kc7 Nb5+ 28. Kc6 Nxa3 29. Rd1 Rb6+ 30. Kc7 Nb5+ 31. Kc8 Rc6+ 32. Kb7 Rc7+ 33. Ka6 Nc3 34. Rd6 Ne3 35. Rxe6+ Kd8 36. Rd6+ Kc8 37. Ne6 Rb7 *", + "Moves": "d6d8", + "MovesSAN": "Rd8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r1b1kb1r/pp2n1p1/2p5/4pP2/3qn2p/PPN2Q1P/1BP2P2/R3KBNR b KQkq - 1 13", + "PGN": "1. e3 e5 2. b3 d5 3. g3 h5 4. h3 c6 5. a3 Nd7 6. d3 h4 7. g4 f5 8. gxf5 Ndf6 9. Qf3 Ne7 10. e4 dxe4 11. dxe4 Qd4 12. Nc3 Nxe4 13. Bb2 *", + "Moves": "d4d2", + "MovesSAN": "Qd2#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/2k5/KQ4q1/8/1P6/8/8/8 b - - 5 70", + "PGN": "1. d4 g6 2. e4 Bg7 3. c4 d6 4. Nc3 e5 5. d5 c6 6. Nf3 cxd5 7. cxd5 Nd7 8. Bb5 a6 9. Ba4 Nf6 10. O-O O-O 11. Bc2 b5 12. Re1 Nc5 13. b4 Ncd7 14. h3 Nb6 15. Bd3 Qc7 16. Bd2 Nc4 17. Rc1 Nxd2 18. Qxd2 Qb6 19. a4 bxa4 20. Nxa4 Qd8 21. Rc6 Qe7 22. Rec1 Rd8 23. Qe3 Qf8 24. Qb6 Bd7 25. Rxd6 Bxa4 26. Rxf6 Bxf6 27. Qxf6 Qd6 28. Qxe5 Qxe5 29. Nxe5 Bb5 30. Bxb5 axb5 31. Rc7 Rf8 32. Rb7 f6 33. Nd7 Rf7 34. f3 Rd8 35. Nc5 Rxb7 36. Nxb7 Kf7 37. Kf2 Ra8 38. Na5 Ke7 39. Ke3 Kd6 40. Kd4 Rc8 41. f4 Rc1 42. e5+ fxe5+ 43. fxe5+ Kd7 44. e6+ Ke7 45. Nc6+ Kd6 46. Ne5 Rd1+ 47. Nd3 Rd2 48. g3 Rg2 49. g4 Rg3 50. Nf4 g5 51. Nh5 Rxh3 52. Nf6 h6 53. Ne4+ Ke7 54. Ke5 Re3 55. d6+ Ke8 56. Kd4 Re1 57. Nf6+ Kf8 58. e7+ Kf7 59. e8=Q+ Rxe8 60. Nxe8 Kxe8 61. Kc5 Kd7 62. Kxb5 Kxd6 63. Kb6 h5 64. gxh5 g4 65. h6 g3 66. h7 g2 67. h8=Q g1=Q+ 68. Ka6 Qg6 69. Qd4+ Kc7+ 70. Qb6+ *", + "Moves": "g6b6", + "MovesSAN": "Qxb6#", + "Themes": "endgame mate mateIn1 oneMove queenEndgame" + }, + { + "FEN": "2r2rk1/p3q1pp/bn2p3/2ppP1N1/5BPn/8/PPQR1PB1/4R1K1 w - - 0 27", + "PGN": "1. g3 c5 2. Nf3 Nc6 3. Bg2 d5 4. c3 Nf6 5. d4 e6 6. O-O Be7 7. Nbd2 O-O 8. Re1 b6 9. e4 Bb7 10. e5 Nd7 11. h4 cxd4 12. cxd4 f6 13. Nb3 fxe5 14. dxe5 Qc7 15. Bf4 Bb4 16. Re2 Ba6 17. Re3 Ne7 18. Qd4 Bc5 19. Nxc5 bxc5 20. Qa4 Bb7 21. Rae1 Nf5 22. R3e2 Nb6 23. Qc2 Ba6 24. Rd2 Rac8 25. Ng5 Qe7 26. g4 Nxh4 *", + "Moves": "c2h7", + "MovesSAN": "Qxh7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3rk3/p1R5/1p1p1rN1/3Pp3/1P6/8/P7/2R2b1K w - - 1 38", + "PGN": "1. d4 b6 2. c4 Bb7 3. Nc3 g6 4. e4 Bg7 5. Be3 d6 6. Nf3 Nd7 7. Be2 Ngf6 8. Nd2 e5 9. d5 h5 10. b4 h4 11. h3 Nh5 12. Bxh5 Rxh5 13. O-O Bh6 14. Bxh6 Rxh6 15. Nb3 Nf6 16. c5 Nh5 17. Qd2 Nf4 18. Ne2 g5 19. Rfc1 Bc8 20. Rc3 f5 21. cxd6 cxd6 22. Nxf4 gxf4 23. Qc2 Bd7 24. Nd2 Qf6 25. Rc1 Rg6 26. Rc7 Rd8 27. Nf3 fxe4 28. Qxe4 Bf5 29. Qe2 Bxh3 30. Ne1 Bxg2 31. Kh2 f3 32. Qe4 Bf1 33. Nxf3 Rg2+ 34. Kh1 Rxf2 35. Nxh4 Rf4 36. Qg6+ Qxg6 37. Nxg6 Rf6 *", + "Moves": "c7e7", + "MovesSAN": "Re7#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "4B2k/p3Prpp/1p4q1/3b4/2PQ3P/1P2R3/5PP1/6K1 b - - 0 37", + "PGN": "1. d4 Nf6 2. Nf3 e6 3. Bf4 b6 4. e3 Bb7 5. Nbd2 Nh5 6. Bg5 Be7 7. Bxe7 Qxe7 8. Be2 O-O 9. O-O f5 10. Ne5 Nf6 11. Bf3 c6 12. c4 d6 13. Nd3 Nbd7 14. Re1 e5 15. dxe5 dxe5 16. e4 f4 17. b4 Rad8 18. Qc2 c5 19. bxc5 Nxc5 20. Nb4 Ne6 21. Nd5 Qf7 22. Nb3 Nd7 23. Rad1 Ndc5 24. Bg4 Ng5 25. h4 Nge6 26. Qc3 f3 27. Bxf3 Nxb3 28. axb3 Nd4 29. Re3 Kh8 30. Rxd4 exd4 31. Qxd4 Qg6 32. e5 Qe6 33. Bg4 Qg6 34. e6 Rde8 35. e7 Rf7 36. Bd7 Bxd5 37. Bxe8 *", + "Moves": "g6g2", + "MovesSAN": "Qxg2#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "2kr1b1r/3n2pp/p1p5/3p4/Qq1P1B2/5N2/PP3PPP/5RK1 w - - 0 17", + "PGN": "1. d4 e6 2. c4 Qe7 3. Nc3 c6 4. e4 Nf6 5. Nf3 d5 6. exd5 exd5+ 7. Be3 dxc4 8. Bxc4 Be6 9. Bxe6 fxe6 10. O-O Nbd7 11. Bg5 O-O-O 12. Bf4 Nd5 13. Nxd5 exd5 14. Qa4 a6 15. Rac1 Qb4 16. Rxc6+ bxc6 *", + "Moves": "a4c6", + "MovesSAN": "Qxc6#", + "Themes": "mate mateIn1 middlegame oneMove queensideAttack" + }, + { + "FEN": "r1b1r1k1/ppq2ppp/2n5/3B2B1/3P2n1/2P5/P1PN2PP/1R1Q1RK1 b - - 0 15", + "PGN": "1. e4 e5 2. Nc3 Nc6 3. f4 exf4 4. Nf3 Nf6 5. e5 Ng4 6. d4 Bb4 7. Bxf4 Bxc3+ 8. bxc3 O-O 9. Bc4 Re8 10. O-O d5 11. exd6 cxd6 12. Bg5 Qb6 13. Rb1 Qc7 14. Nd2 d5 15. Bxd5 *", + "Moves": "c7h2", + "MovesSAN": "Qxh2#", + "Themes": "kingsideAttack mate mateIn1 oneMove opening" + }, + { + "FEN": "r4rk1/ppp2pp1/3b3p/3pP3/6n1/2PB1Q1q/PP1N1P2/R1B2RK1 b - - 2 15", + "PGN": "1. e4 e6 2. Nf3 d5 3. exd5 exd5 4. d4 Nf6 5. h3 Bd6 6. Bd3 Be6 7. O-O h6 8. c3 Nc6 9. Qb3 Qc8 10. Nbd2 Bxh3 11. gxh3 O-O 12. Qd1 Qxh3 13. Ne5 Nxe5 14. dxe5 Ng4 15. Qf3 *", + "Moves": "h3h2", + "MovesSAN": "Qh2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/6p1/1R6/r4pkp/8/5KP1/7P/8 w - - 0 42", + "PGN": "1. e4 e5 2. d4 exd4 3. c3 dxc3 4. Bc4 Nc6 5. Nxc3 Nf6 6. Nf3 Bb4 7. O-O O-O 8. Bg5 h6 9. Bh4 d6 10. Qb3 Bxc3 11. Qxc3 Bg4 12. Nd4 Nxe4 13. Qe3 Qxh4 14. Qxe4 Rae8 15. Qf4 Nxd4 16. Qxd4 Qg5 17. f4 Qc5 18. Qxc5 dxc5 19. Rac1 b6 20. a4 Re4 21. b3 Rfe8 22. Rc2 Bf5 23. Rd2 Rd4 24. Rfd1 Ree4 25. Bd3 Rxf4 26. Bxf5 Rxf5 27. Rxd4 cxd4 28. Rxd4 c5 29. Rd8+ Kh7 30. Ra8 Rf4 31. Rxa7 Kg6 32. Ra6 Rb4 33. a5 f6 34. Rxb6 Ra4 35. Rb5 c4 36. bxc4 Rxc4 37. Kf2 Ra4 38. g3 f5 39. Ke3 h5 40. Rb6+ Kg5 41. Kf3 Rxa5 *", + "Moves": "h2h4", + "MovesSAN": "h4#", + "Themes": "endgame mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "r2qk2r/pp1b1pp1/2pp1b1p/7Q/2BpP3/3P4/PPPN1PPP/R3K2R w KQkq - 2 12", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 Nd4 4. Nxd4 exd4 5. d3 c6 6. Bc4 d6 7. Qf3 Nf6 8. Bg5 Be7 9. Nd2 h6 10. Bxf6 Bxf6 11. Qh5 Bd7 *", + "Moves": "h5f7", + "MovesSAN": "Qxf7#", + "Themes": "attackingF2F7 mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/8/6p1/p3Rpk1/P2q4/KP2R1P1/8/8 b - - 4 48", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 O-O 8. Qd2 Nc6 9. O-O-O d5 10. Kb1 e5 11. Nxc6 bxc6 12. exd5 cxd5 13. Nxd5 Nxd5 14. Qxd5 Qc7 15. Qc5 Qb7 16. Qd5 Qc7 17. Qxa8 Bf5 18. Qxf8+ Bxf8 19. Bd3 Be6 20. Rhe1 Qa5 21. b3 Bb4 22. Re2 Bc3 23. Bc1 Qc5 24. Bb2 a5 25. a4 Bxb2 26. Kxb2 Kg7 27. Be4 f5 28. Bd3 Kf6 29. Rde1 Qd4+ 30. Ka3 Qc5+ 31. Kb2 Qd4+ 32. Ka3 Qc5+ 33. Kb2 Qd4+ 34. Ka3 Qc3 35. Rxe5 Bxb3 36. cxb3 Qxd3 37. f4 Qd4 38. Re6+ Kg7 39. h4 Qxf4 40. h5 Kh6 41. hxg6 hxg6 42. R1e3 Qb4+ 43. Kb2 Qd2+ 44. Ka3 Qb4+ 45. Kb2 Qg4 46. g3 Kg5 47. R6e5 Qd4+ 48. Ka3 *", + "Moves": "d4a1", + "MovesSAN": "Qa1#", + "Themes": "endgame master mate mateIn1 oneMove queenRookEndgame" + }, + { + "FEN": "5rk1/pp3p1p/6P1/2p1Q3/3nP2q/8/PPP3P1/3R1RK1 b - - 0 26", + "PGN": "1. d4 c5 2. d5 Nf6 3. Nc3 d6 4. e4 g6 5. Nf3 Bg7 6. Be2 Bg4 7. Nd2 Bxe2 8. Qxe2 e5 9. O-O O-O 10. Nc4 Ne8 11. f4 exf4 12. Bxf4 Qe7 13. Nb5 Be5 14. Nxe5 dxe5 15. Bh6 Ng7 16. d6 Qd8 17. Nc7 Qxd6 18. Nxa8 Nc6 19. Rad1 Nd4 20. Qf2 Qb8 21. Bxg7 Kxg7 22. Qf6+ Kg8 23. h4 Qxa8 24. h5 Qd8 25. Qxe5 Qh4 26. hxg6 *", + "Moves": "d4e2", + "MovesSAN": "Ne2#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "2kr4/1pp1q1pp/5n2/5p2/8/6N1/QPP2PPP/2K2B1R b - - 0 17", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 d5 4. Nc3 dxe4 5. Nxe4 f5 6. Bg5 Be7 7. Bxe7 Qxe7 8. Nc3 exd4+ 9. Ne2 Bd7 10. Nxd4 Nxd4 11. Qxd4 O-O-O 12. O-O-O Nf6 13. Ng3 Be6 14. Qxa7 Rxd1+ 15. Kxd1 Rd8+ 16. Kc1 Bxa2 17. Qxa2 *", + "Moves": "e7e1", + "MovesSAN": "Qe1#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "rn1q1rk1/ppp4p/3b4/3PpQ2/8/2NB4/PPP3PP/R1B3K1 w - - 1 16", + "PGN": "1. e4 e5 2. f4 d5 3. exd5 e4 4. d3 Nf6 5. dxe4 Nxe4 6. Nf3 Bc5 7. Qe2 O-O 8. Qxe4 Re8 9. Ne5 f6 10. Bd3 g6 11. Nc3 Bd6 12. O-O fxe5 13. f5 Bxf5 14. Rxf5 gxf5 15. Qxf5 Rf8 *", + "Moves": "f5h7", + "MovesSAN": "Qxh7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "7k/4b3/p1pp3r/1p2p3/8/P1PP1P1q/QP3P2/R5KR b - - 1 28", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Nc3 d6 4. Bb5 Bd7 5. d3 a6 6. Ba4 h6 7. h3 Nf6 8. O-O Be7 9. Be3 O-O 10. Qd2 b5 11. Bb3 Be6 12. Bxh6 gxh6 13. Qxh6 Nh7 14. Bxe6 fxe6 15. Qxe6+ Kh8 16. a3 Rf6 17. Qd5 Qd7 18. Ne2 Rg8 19. Ng3 Ng5 20. Nxg5 Rxg5 21. Kh2 Nd4 22. c3 c6 23. Qa2 Nf3+ 24. gxf3 Rh6 25. Nf5 Rxf5 26. exf5 Qxf5 27. Rh1 Qxh3+ 28. Kg1 *", + "Moves": "h3h1", + "MovesSAN": "Qxh1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r3k2r/ppb2ppp/2n1p3/3p3P/3P3q/P2BP3/1P2N2P/R1BQ1RK1 b kq - 0 15", + "PGN": "1. d4 c6 2. c4 d5 3. e3 Bf5 4. Nc3 e6 5. cxd5 cxd5 6. Nf3 Nf6 7. Nh4 Bg4 8. f3 Bh5 9. Bd3 Nc6 10. O-O Bb4 11. a3 Bd6 12. Ne2 Bc7 13. g4 Nxg4 14. fxg4 Qxh4 15. gxh5 *", + "Moves": "h4h2", + "MovesSAN": "Qxh2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r4rk1/pb1n1pp1/1p1pp2p/6q1/2PP4/PP5P/1B2BPP1/2RQ1RK1 b - - 1 18", + "PGN": "1. e4 b6 2. b3 Bb7 3. Nc3 e6 4. Bb2 Bb4 5. d3 Nf6 6. a3 Be7 7. Nf3 O-O 8. Be2 h6 9. O-O d6 10. e5 Nd5 11. exd6 Bxd6 12. Ne4 Nd7 13. c4 N5f6 14. Nxd6 cxd6 15. h3 Nh7 16. d4 Ng5 17. Nxg5 Qxg5 18. Rc1 *", + "Moves": "g5g2", + "MovesSAN": "Qxg2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r6r/8/2p1BRp1/p1B4k/Pp3Q2/6Pq/2P2P1P/5R1K b - - 6 31", + "PGN": "1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Nf3 Bg7 5. Bb5+ c6 6. Ba4 b5 7. Bb3 O-O 8. O-O a5 9. a4 b4 10. Ne2 Ba6 11. e5 dxe5 12. Nxe5 Bxe2 13. Qxe2 Qxd4 14. Kh1 Ne4 15. Nf3 Nc3 16. bxc3 Qxc3 17. Bd2 Qc5 18. Be3 Qf5 19. Rad1 Nd7 20. Nh4 Qe4 21. Nxg6 hxg6 22. Rxd7 Qh4 23. g3 Qh3 24. Rxe7 Bf6 25. Rc7 Kg7 26. Bc5 Rh8 27. Rxf7+ Kh6 28. Rxf6 Kg5 29. Qe5+ Kg4 30. Qf4+ Kh5 31. Be6 *", + "Moves": "h3f1", + "MovesSAN": "Qxf1#", + "Themes": "hangingPiece mate mateIn1 middlegame oneMove" + }, + { + "FEN": "5rk1/1b2bpp1/1p2pn1p/p2q4/3P2N1/7P/PPQB1PP1/1BR3K1 b - - 3 26", + "PGN": "1. d4 Nf6 2. Nf3 e6 3. Bf4 d5 4. e3 c6 5. Bd3 Qb6 6. Qc1 Be7 7. h3 O-O 8. O-O Nbd7 9. Nbd2 c5 10. c4 cxd4 11. exd4 dxc4 12. Nxc4 Qd8 13. Nce5 Nd5 14. Bd2 Bf6 15. Qc2 h6 16. Ng4 b6 17. Be4 Bb7 18. Rac1 Rc8 19. Qa4 a5 20. Rxc8 Qxc8 21. Rc1 Qd8 22. Bb1 Be7 23. Qc2 N7f6 24. Nxf6+ Nxf6 25. Ne5 Qd5 26. Ng4 *", + "Moves": "d5g2", + "MovesSAN": "Qxg2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r3k2r/pp3ppp/2p1p3/3p4/2PPn1B1/1P2P2q/PB1N3N/R2Q2RK b kq - 0 16", + "PGN": "1. b3 c6 2. Bb2 d5 3. e3 Nf6 4. d4 Bg4 5. Nf3 e6 6. Be2 Nbd7 7. O-O Bd6 8. Nbd2 Qc7 9. c4 Ne4 10. g3 Nxg3 11. hxg3 Bxg3 12. fxg3 Qxg3+ 13. Kh1 Nf6 14. Rg1 Qh3+ 15. Nh2 Ne4 16. Bxg4 *", + "Moves": "e4f2", + "MovesSAN": "Nf2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "6rk/pp6/1q2p1Q1/3pP3/8/1P1p1R2/P2P2KP/8 w - - 1 32", + "PGN": "1. f4 g6 2. Nf3 Bg7 3. e4 c5 4. Nc3 Nc6 5. Bb5 Nd4 6. Bc4 e6 7. Nxd4 cxd4 8. Ne2 Ne7 9. Bd3 O-O 10. O-O d5 11. e5 Qb6 12. b3 f6 13. Ba3 Rf7 14. Bd6 Nc6 15. exf6 Bxf6 16. Qc1 Nb4 17. Be5 Nxd3 18. cxd3 Bxe5 19. fxe5 Rxf1+ 20. Qxf1 Bd7 21. Qf4 Bb5 22. Rf1 Bxd3 23. Qf7+ Kh8 24. Nf4 Bf5 25. g4 d3+ 26. Kg2 Bxg4 27. Qf6+ Kg8 28. Nxg6 hxg6 29. Qxg6+ Kh8 30. Rf7 Bf3+ 31. Rxf3 Rg8 *", + "Moves": "f3h3", + "MovesSAN": "Rh3#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r1bqk2r/1ppn1pbp/p5p1/3np1N1/2B5/5Q2/PPP2PPP/R1B1K2R w KQkq - 0 11", + "PGN": "1. Nf3 g6 2. d4 Bg7 3. e4 d6 4. Nc3 Nd7 5. Bc4 a6 6. Ng5 e6 7. Qf3 Ngf6 8. e5 dxe5 9. d5 exd5 10. Nxd5 Nxd5 *", + "Moves": "f3f7", + "MovesSAN": "Qxf7#", + "Themes": "attackingF2F7 mate mateIn1 oneMove opening" + }, + { + "FEN": "1r1q1rk1/5pp1/2p4p/p3pQb1/P2P4/1p5P/1P3PP1/RB1R2K1 w - - 0 23", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Be7 5. Bb3 d6 6. c3 Bg4 7. h3 Bxf3 8. Qxf3 O-O 9. Nd2 a5 10. a4 Rb8 11. O-O b5 12. Rd1 b4 13. Ba2 h6 14. Nf1 b3 15. Bb1 Nh7 16. Ng3 Ng5 17. Bxg5 Bxg5 18. Nf5 Ne7 19. d4 Nxf5 20. Qxf5 exd4 21. cxd4 c6 22. e5 dxe5 *", + "Moves": "f5h7", + "MovesSAN": "Qh7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3rr3/2p2ppk/p1npq2p/1p2pN2/4P1QP/P1PP4/1P3PP1/R4RK1 w - - 0 21", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Nc3 b5 7. Bb3 O-O 8. a3 d6 9. d3 h6 10. h3 Be6 11. Nd5 Re8 12. c3 Qd7 13. Ne3 Rad8 14. Nh4 Nh7 15. Nhf5 Bxf5 16. Nxf5 Bg5 17. Bxg5 Nxg5 18. Qg4 Kh7 19. h4 Ne6 20. Bxe6 Qxe6 *", + "Moves": "g4g7", + "MovesSAN": "Qxg7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2r3k1/pp1b1p1p/3b2pq/3p4/7N/P1B1r3/1P3QPP/R4R1K w - - 2 30", + "PGN": "1. d4 d5 2. c4 Nf6 3. Nc3 c6 4. e3 Bf5 5. cxd5 cxd5 6. Bd3 Bd7 7. Qc2 e6 8. Nf3 Nc6 9. a3 Bd6 10. O-O O-O 11. Nb5 Bb8 12. Bd2 e5 13. dxe5 Nxe5 14. Nxe5 Bxe5 15. f4 Rc8 16. Qb1 Bb8 17. Nd4 Qb6 18. Kh1 Kh8 19. Bc3 Ng4 20. Qe1 Qh6 21. Qg3 Rfe8 22. Bd2 g6 23. Be2 Nf6 24. Bf3 Ne4 25. Bxe4 Rxe4 26. Bc3 Kg8 27. Nf3 Rxe3 28. Qf2 Bxf4 29. Nh4 Bd6 *", + "Moves": "f2f7", + "MovesSAN": "Qxf7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3Rr1k1/5ppp/8/2p1q3/1pR1P3/p6P/PPP1Q1P1/1K6 b - - 0 29", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nxe5 Nc6 4. Nxc6 dxc6 5. d3 Bc5 6. Be3 Bxe3 7. fxe3 Ng4 8. Qd2 Qf6 9. Nc3 O-O 10. h3 Ne5 11. O-O-O Be6 12. Be2 b5 13. Rdf1 Qe7 14. Kb1 b4 15. Nd1 a5 16. d4 Nc4 17. Bxc4 Bxc4 18. Rf4 c5 19. d5 Rad8 20. Nf2 c6 21. Rf1 cxd5 22. Nd3 dxe4 23. Qf2 exd3 24. Rxc4 d2 25. Qe2 Rfe8 26. e4 Qe5 27. Rd1 a4 28. Rxd2 a3 29. Rxd8 *", + "Moves": "e5b2", + "MovesSAN": "Qxb2#", + "Themes": "endgame mate mateIn1 oneMove queensideAttack" + }, + { + "FEN": "8/8/8/8/8/2K5/8/1qkbQ3 w - - 0 100", + "PGN": "1. d4 e6 2. c4 d5 3. Nc3 Bb4 4. Nf3 Nf6 5. Bg5 O-O 6. a3 Bxc3+ 7. bxc3 c5 8. e3 cxd4 9. cxd4 Nbd7 10. Ne5 Qa5+ 11. Qd2 Qxd2+ 12. Kxd2 Nxe5 13. dxe5 Ne4+ 14. Ke1 Nxg5 15. Bd3 dxc4 16. Bxc4 Bd7 17. h4 Ne4 18. f3 Ng3 19. Rh3 Nf5 20. e4 Nd4 21. Rc1 Bc6 22. g4 Rfd8 23. h5 a6 24. g5 b5 25. Ba2 Rac8 26. g6 fxg6 27. hxg6 h6 28. f4 Bxe4 29. Rxc8 Rxc8 30. Re3 Nc2+ 31. Kd2 Nxe3 32. Kxe3 Bxg6 33. Bxe6+ Kf8 34. Bxc8 Ke7 35. Bxa6 Be8 36. f5 Bc6 37. Kf4 Kf7 38. e6+ Kf6 39. Bc8 Ke7 40. Kg4 Be8 41. Ba6 Kd6 42. Kf4 Kd5 43. Bb7+ Kc4 44. Ke5 Kb3 45. f6 gxf6+ 46. Kxf6 h5 47. Ke7 Bg6 48. Kf6 Be8 49. e7 Kxa3 50. Kg7 b4 51. Kf8 Bg6 52. Be4 Bxe4 53. e8=Q Bc2 54. Qe3+ b3 55. Qc1+ Ka2 56. Kf7 h4 57. Qd2 h3 58. Qa5+ Kb2 59. Qd2 Kb1 60. Qe1+ Kb2 61. Qd2 Kb1 62. Qe1+ Ka2 63. Qd2 Kb1 64. Qe1+ Kb2 65. Qe5+ Ka2 66. Qa5+ Kb2 67. Qe5+ Kb1 68. Qe2 b2 69. Qe1+ Ka2 70. Qa5+ Kb1 71. Qe1+ Ka2 72. Qa5+ Kb1 73. Qe1+ Ka2 74. Qa5+ Kb3 75. Qb5+ Kc3 76. Qe5+ Kd2 77. Qd4+ Kc1 78. Qg1+ Bd1 79. Qe3+ Kb1 80. Qd3+ Bc2 81. Qxh3 Ka1 82. Qa3+ Kb1 83. Qe3 Ka2 84. Qa7+ Kb1 85. Qg1+ Ka2 86. Qa7+ Kb1 87. Qg1+ Ka2 88. Qa7+ Kb1 89. Qa5 Kc1 90. Qe1+ Bd1 91. Qc3+ Kb1 92. Qd2 Bc2 93. Kf6 Bh7 94. Ke5 Ka2 95. Qa5+ Kb1 96. Kd4 Kc1 97. Qc3+ Bc2 98. Qe1+ Bd1 99. Kc3 b1=Q *", + "Moves": "e1d2", + "MovesSAN": "Qd2#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "3rk1r1/p3Pppp/4bn2/2p1B3/8/8/P1q3PP/3R1RK1 w - - 0 20", + "PGN": "1. e4 e5 2. f4 d5 3. exd5 Bf5 4. Nf3 exf4 5. Nc3 Nf6 6. Bb5+ c6 7. dxc6 bxc6 8. Bc4 Nbd7 9. O-O Qb6+ 10. d4 c5 11. d5 Be7 12. Bxf4 Qxb2 13. d6 Qxc3 14. dxe7 Qxc4 15. Ne5 Qxc2 16. Qd6 Nxe5 17. Bxe5 Rg8 18. Rad1 Be6 19. Qd8+ Rxd8 *", + "Moves": "e7d8q", + "MovesSAN": "exd8=Q#", + "Themes": "advancedPawn mate mateIn1 middlegame oneMove promotion" + }, + { + "FEN": "5r1k/ppq3p1/7p/8/3NB1b1/2P5/PP4P1/R1B1QnK1 b - - 2 26", + "PGN": "1. e4 c5 2. Nf3 f6 3. d4 cxd4 4. Nxd4 Nc6 5. Nf3 e6 6. Bb5 Ne5 7. Nxe5 fxe5 8. Bc4 Nf6 9. Nc3 Bb4 10. Qd3 h6 11. O-O O-O 12. Ne2 d5 13. exd5 exd5 14. Bb3 Kh8 15. c3 Bd6 16. f3 Qc7 17. Bc2 e4 18. fxe4 dxe4 19. Qd1 Bxh2+ 20. Kh1 Bg4 21. Qe1 Rae8 22. Nd4 Nh5 23. Rxf8+ Rxf8 24. Bxe4 Ng3+ 25. Kxh2 Nf1+ 26. Kg1 *", + "Moves": "c7h2", + "MovesSAN": "Qh2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "6k1/p1R4p/1p1p2p1/8/8/3P4/P3rPPP/6K1 b - - 0 28", + "PGN": "1. d4 Nf6 2. Bf4 g6 3. e3 Bg7 4. Nc3 O-O 5. Bd3 d6 6. Nf3 Nbd7 7. O-O b6 8. d5 Bb7 9. e4 Nc5 10. b4 Nxd3 11. cxd3 Nxd5 12. Nxd5 Bxa1 13. Qxa1 Bxd5 14. exd5 e5 15. dxe6 fxe6 16. Bh6 Rf7 17. Ng5 Rd7 18. Nxe6 Qh4 19. Bg5 Qxb4 20. Qf6 Rf7 21. Qa1 Qg4 22. Qe1 Re8 23. Qe4 Qxe6 24. Qxe6 Rxe6 25. Bd8 Re2 26. Rc1 Rd7 27. Bxc7 Rxc7 28. Rxc7 *", + "Moves": "e2e1", + "MovesSAN": "Re1#", + "Themes": "backRankMate endgame mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "2k2b1r/1p4pp/8/1N2p3/1n2P3/1bpr2P1/4N1BP/RKB2R2 b - - 1 23", + "PGN": "1. e4 c5 2. g3 Nf6 3. Bg2 Nc6 4. Ne2 d5 5. d3 dxe4 6. dxe4 Qxd1+ 7. Kxd1 e5 8. c3 Be6 9. Kc2 O-O-O 10. b3 Ng4 11. f3 Nf2 12. Rf1 Nd3 13. Be3 c4 14. b4 Bd7 15. a4 f5 16. Na3 Ncxb4+ 17. cxb4 Bxa4+ 18. Kb1 Bb3 19. Bxa7 Nxb4 20. Be3 Rd3 21. Bc1 fxe4 22. fxe4 c3 23. Nb5 *", + "Moves": "b3c2", + "MovesSAN": "Bc2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/pR6/8/6p1/7k/rP5P/6K1/8 w - - 3 61", + "PGN": "1. e4 e5 2. d4 exd4 3. Qxd4 Nc6 4. Qe3 Bb4+ 5. Bd2 Bxd2+ 6. Nxd2 d6 7. Bd3 Nf6 8. f4 O-O 9. Ngf3 Re8 10. O-O Bg4 11. Rfe1 d5 12. e5 Nd7 13. Nd4 Nxd4 14. Qxd4 Nb6 15. h3 Bh5 16. g4 Bg6 17. f5 Bxf5 18. gxf5 Qg5+ 19. Qg4 Qxd2 20. Rad1 Qh6 21. e6 fxe6 22. fxe6 Re7 23. Re2 Rae8 24. Rde1 Nc8 25. Bf5 Nd6 26. Kg2 Nxf5 27. Qxf5 Qh4 28. Rf2 Qh6 29. Ref1 Qg6+ 30. Qxg6 hxg6 31. Rf7 Rxe6 32. Rxc7 Re2+ 33. Rf2 R2e7 34. Rc5 Rd8 35. c4 dxc4 36. Rxc4 Re5 37. Rc7 Rg5+ 38. Kh2 Rb8 39. Rd2 Rb5 40. b3 Re5 41. Rg2 Re6 42. Kg3 Rd6 43. Re2 Rd3+ 44. Kg2 Rd6 45. Kf2 Rf8+ 46. Kg2 Rb6 47. Ree7 Rb5 48. Rxb7 Rxb7 49. Rxb7 Rf7 50. Rb8+ Kh7 51. Rc8 Kh6 52. Kg3 Kh5 53. Rc5+ g5 54. a4 Rd7 55. Rc3 Rd4 56. a5 Rb4 57. Kg2 Rb5 58. Rc7 Rxa5 59. Rxg7 Ra3 60. Rb7 Kh4 *", + "Moves": "b7h7", + "MovesSAN": "Rh7#", + "Themes": "endgame mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "5r2/1p4R1/2p2p2/p1n1r3/1k6/N7/1PK5/3R4 w - - 8 44", + "PGN": "1. e4 e5 2. Bc4 Nf6 3. d3 c6 4. Nf3 d5 5. Bb3 Bd6 6. Nc3 dxe4 7. dxe4 h6 8. h3 Na6 9. Be3 Qe7 10. Nd2 Nc5 11. Nc4 Bc7 12. Qf3 Be6 13. Nd2 Nxb3 14. axb3 O-O 15. g4 Bb6 16. g5 Bxe3 17. Qxe3 hxg5 18. Qxg5 Nd5 19. Qxe5 Nb4 20. O-O-O Nxc2 21. Rhg1 f6 22. Qg3 Nd4 23. f4 Rad8 24. f5 Bxb3 25. Nxb3 Nxb3+ 26. Kc2 Nc5 27. h4 Nxe4 28. Qe3 Rde8 29. Rde1 Qc5 30. Qxc5 Nxc5 31. h5 Kf7 32. Rd1 a5 33. Rd4 Re5 34. Rdg4 Rxf5 35. Rxg7+ Ke6 36. Re1+ Kd6 37. Rd1+ Ke6 38. Re1+ Re5 39. Rd1 Rxh5 40. Ne2 Re5 41. Nd4+ Kd5 42. Nb5+ Kc4 43. Na3+ Kb4 *", + "Moves": "d1d4", + "MovesSAN": "Rd4#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "2kr1bnr/pp3ppp/2n5/1N1qpN2/8/2P5/PP3PPP/R1BQKB1R b KQ - 0 9", + "PGN": "1. e4 c5 2. d4 cxd4 3. c3 d5 4. exd5 Qxd5 5. Nf3 Nc6 6. Na3 Bf5 7. Nb5 O-O-O 8. Nfxd4 e5 9. Nxf5 *", + "Moves": "d5d1", + "MovesSAN": "Qxd1#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "5r2/8/3rp3/3q4/5k2/2Q5/1PB3PP/1K6 w - - 2 52", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 e6 5. Nc3 Nf6 6. Bg5 Be7 7. Ndb5 a6 8. Bxf6 gxf6 9. Na3 b5 10. Ne2 Bb7 11. Ng3 Nc6 12. c3 Ne5 13. Qd2 Qb6 14. Be2 O-O-O 15. f4 Ng6 16. f5 Ne5 17. fxe6 fxe6 18. O-O-O d5 19. Qh6 dxe4 20. Nc2 Nd3+ 21. Kb1 a5 22. a3 b4 23. axb4 axb4 24. Nxb4 Nxb4 25. cxb4 Qxb4 26. Rc1+ Kb8 27. Rc4 Qb3 28. Nxe4 Bxe4+ 29. Rxe4 Ba3 30. Qxf6 Rhf8 31. Qe5+ Ka8 32. Qa5+ Kb8 33. Qxa3 Qd5 34. Rb4+ Kc8 35. Rc1+ Kd7 36. Bb5+ Ke7 37. Rf4+ Rd6 38. Rc8 Rxf4 39. Qa7+ Kf6 40. Rf8+ Ke5 41. Qg7+ Ke4 42. Qxh7+ Ke3 43. Qh3+ Ke4 44. Qh7+ Ke3 45. Qa7+ Ke4 46. Qh7+ Rf5 47. Qh4+ Ke3 48. Qe1+ Kd4 49. Qc3+ Ke4 50. Ba4 Rxf8 51. Bc2+ Kf4 *", + "Moves": "c3g3", + "MovesSAN": "Qg3#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r4k1r/5ppp/pqn2n2/8/P1Q5/2p3B1/2P2PPP/2KR1B1R b - - 0 20", + "PGN": "1. Nf3 e6 2. Nc3 d5 3. d4 c5 4. Bf4 Nf6 5. a4 Nc6 6. e3 cxd4 7. Nxd4 Bb4 8. Nb5 e5 9. Bg3 a6 10. Na3 d4 11. exd4 exd4 12. Qe2+ Be6 13. O-O-O Qa5 14. Nc4 Qc5 15. Nd6+ Kf8 16. Nxb7 Qb6 17. Nd6 Bxc3 18. bxc3 dxc3 19. Nc4 Bxc4 20. Qxc4 *", + "Moves": "b6b2", + "MovesSAN": "Qb2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "rn2r1k1/ppp2ppp/5n2/3q4/3N4/B1PQ2PB/P3PP1P/R4K1R b - - 0 13", + "PGN": "1. c4 e5 2. Nc3 Nf6 3. d3 Bb4 4. g3 Bxc3+ 5. bxc3 O-O 6. Ba3 Re8 7. Bg2 d6 8. Nf3 d5 9. cxd5 Qxd5 10. Kf1 e4 11. Nd4 Bh3 12. Bxh3 exd3 13. Qxd3 *", + "Moves": "d5h1", + "MovesSAN": "Qxh1#", + "Themes": "hangingPiece mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2kr1br1/pppn1pq1/3p3p/3NB2B/4P3/8/PPP3PP/R2Q1RK1 b - - 0 16", + "PGN": "1. e4 Nc6 2. d4 d6 3. Nf3 Nf6 4. Nc3 Bg4 5. Be2 e5 6. dxe5 Bxf3 7. Bxf3 Nxe5 8. Bg5 h6 9. Bh4 g5 10. Bg3 Nfd7 11. Bh5 Qf6 12. O-O Qg7 13. f4 gxf4 14. Bxf4 O-O-O 15. Nd5 Rg8 16. Bxe5 *", + "Moves": "g7g2", + "MovesSAN": "Qxg2#", + "Themes": "kingsideAttack mate mateIn1 oneMove opening" + }, + { + "FEN": "rn1q1rk1/p1pp1ppp/1p2p3/6N1/1bPP1n2/2NQP3/PP3PPP/R4RK1 w - - 0 11", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Bf4 b6 5. e3 Bb7 6. Bd3 Be4 7. Nf3 Bxd3 8. Qxd3 O-O 9. O-O Nh5 10. Ng5 Nxf4 *", + "Moves": "d3h7", + "MovesSAN": "Qxh7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "6Q1/1p6/8/8/2pP1q2/2P1pk2/7P/7K w - - 2 49", + "PGN": "1. b4 d5 2. Bb2 Nc6 3. b5 Na5 4. e3 c5 5. Nf3 e6 6. d4 c4 7. Be2 Bd7 8. a4 Bb4+ 9. Bc3 Qe7 10. O-O a6 11. Qd2 Bxc3 12. Nxc3 axb5 13. Nxb5 Qd8 14. Nd6+ Kf8 15. Ne5 Nc6 16. Nexf7 Qe7 17. Bh5 g6 18. Bxg6 hxg6 19. Nxh8 Qxd6 20. Nxg6+ Kg7 21. Nf4 Nce7 22. c3 Rxa4 23. Qc2 Nf6 24. Rxa4 Bxa4 25. Qxa4 Ne4 26. Qc2 Qa3 27. Ne2 Nf5 28. g4 Nh4 29. f3 Ng5 30. Nf4 Nhxf3+ 31. Kg2 Nh4+ 32. Kh1 Qd6 33. Nh5+ Kh8 34. Qa4 Qe7 35. Qa8+ Kh7 36. Rf8 Ng6 37. Nf6+ Kg7 38. Nh5+ Kh7 39. Re8 Qf7 40. Nf4 Ne4 41. Rxe6 Nxf4 42. Rxe4 dxe4 43. exf4 e3 44. Qa1 Qxf4 45. Qb1+ Kh6 46. Qb6+ Kg5 47. Qd8+ Kxg4 48. Qg8+ Kf3 *", + "Moves": "g8g2", + "MovesSAN": "Qg2#", + "Themes": "endgame mate mateIn1 oneMove queenEndgame" + }, + { + "FEN": "r4rk1/ppq2ppp/2p2b2/4pQ2/3p4/2PB1NP1/PP4PP/5RK1 w - - 0 20", + "PGN": "1. d4 e6 2. Bf4 d6 3. Nf3 Nd7 4. Nbd2 c6 5. e3 Qc7 6. c3 Be7 7. Bd3 Ngf6 8. O-O Nh5 9. Bg3 Nxg3 10. fxg3 Nf6 11. e4 e5 12. Nh4 Ng4 13. Nf5 Bxf5 14. Rxf5 Ne3 15. Qf3 Nxf5 16. Qxf5 O-O 17. Nf3 Bf6 18. Rf1 exd4 19. e5 dxe5 *", + "Moves": "f5h7", + "MovesSAN": "Qxh7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/6p1/5p2/7p/6kP/5qP1/7K/5Q2 w - - 20 60", + "PGN": "1. c4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Nb3 Bb4+ 6. Bd2 a5 7. a3 Bxd2+ 8. Qxd2 Nf6 9. Nc3 O-O 10. g3 Ne5 11. c5 Qe7 12. Bg2 a4 13. Nd4 Qxc5 14. O-O d5 15. Nf3 Nc4 16. Qc2 Bd7 17. Rfd1 Rfe8 18. e3 Bc6 19. Rac1 b5 20. Nd4 Rad8 21. Nxc6 Qxc6 22. Ne2 Qd6 23. Nf4 c6 24. Bf1 Ne4 25. Bxc4 bxc4 26. Qxa4 Ng5 27. Kg2 Qe5 28. Qc2 Rb8 29. Rd2 Rb3 30. h4 Ne4 31. Rd4 Reb8 32. Rb1 c3 33. Rb4 R8xb4 34. axb4 Rxb2 35. Rxb2 cxb2 36. Nd3 Qf5 37. Nxb2 h5 38. Nd3 Nxf2 39. Qxf2 Qxd3 40. Qb2 Qe4+ 41. Kf2 Kh7 42. b5 cxb5 43. Qxb5 Kg6 44. Qc6+ f6 45. Qe8+ Kh6 46. Qf7 Qf5+ 47. Kg2 Qe5 48. Kf2 d4 49. exd4 Qxd4+ 50. Kg2 Qe5 51. Kh2 Qf5 52. Kg2 Qg6 53. Qd5 Qg4 54. Qd2+ Kg6 55. Qc1 Qf5 56. Qd2 Qe4+ 57. Kh2 Kf5 58. Qf2+ Kg4 59. Qf1 Qf3 *", + "Moves": "f1h3", + "MovesSAN": "Qh3#", + "Themes": "endgame master mate mateIn1 oneMove queenEndgame" + }, + { + "FEN": "r2qr1k1/ppp1b3/2nppn1Q/4p3/2B1P3/3P4/PPP2PPP/RN3RK1 w - - 0 12", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 h6 5. O-O Be7 6. Be3 O-O 7. Qd2 Re8 8. Bxh6 gxh6 9. Qxh6 d6 10. Ng5 Be6 11. Nxe6 fxe6 *", + "Moves": "c4e6", + "MovesSAN": "Bxe6#", + "Themes": "kingsideAttack mate mateIn1 oneMove opening" + }, + { + "FEN": "2r3k1/1b3pp1/p2p3p/1p1qN3/1P6/P7/4BPPP/3Q1RK1 b - - 0 22", + "PGN": "1. d4 e5 2. d5 Bd6 3. c4 b6 4. e4 Bb7 5. Nc3 a6 6. Nf3 Nf6 7. Bg5 h6 8. Bh4 O-O 9. Be2 Be7 10. O-O c6 11. Nxe5 cxd5 12. cxd5 d6 13. Nf3 Nbd7 14. Rc1 Rc8 15. a3 b5 16. b4 Nxe4 17. Bxe7 Qxe7 18. Nxe4 Qxe4 19. Rxc8 Rxc8 20. Bd3 Qxd5 21. Be2 Ne5 22. Nxe5 *", + "Moves": "d5g2", + "MovesSAN": "Qxg2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "5r1k/p5pp/7r/2b1p3/4Qn2/1P3P2/P2P1P2/1RRN1K1N b - - 0 32", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Na5 6. Bb5+ Bd7 7. Qe2 Be7 8. Nc3 Bxb5 9. Qxb5+ c6 10. dxc6 Nxc6 11. O-O O-O 12. b3 Rc8 13. Qxb7 Nd7 14. Nge4 f5 15. Ng3 Nc5 16. Qb5 Nd4 17. Qc4+ Kh8 18. Qd5 Qc7 19. Ba3 Nxc2 20. Bxc5 Bxc5 21. Rac1 Nb4 22. Qc4 Qd8 23. Qe2 Nd3 24. Rb1 f4 25. Nge4 f3 26. gxf3 Rc6 27. Ng3 Rh6 28. Qe4 Nf4 29. Rfc1 Qh4 30. Nd1 Qxh2+ 31. Kf1 Qh1+ 32. Nxh1 *", + "Moves": "h6h1", + "MovesSAN": "Rxh1#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1bq1rk1/ppp2pbp/2n4B/3pp1Qp/3P4/2N5/PPP1PPP1/R3KBN1 w Q - 0 10", + "PGN": "1. d4 g6 2. Nc3 Bg7 3. Bg5 Nf6 4. Qd2 O-O 5. Bh6 d5 6. h4 Nc6 7. h5 Nxh5 8. Rxh5 gxh5 9. Qg5 e5 *", + "Moves": "g5g7", + "MovesSAN": "Qxg7#", + "Themes": "kingsideAttack mate mateIn1 oneMove opening" + }, + { + "FEN": "4r1k1/p1pb1pp1/2p4p/4B2q/3P4/2P3QP/P4PP1/1r2R1K1 w - - 0 23", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nc3 Bb4 6. Nxc6 Bxc3+ 7. bxc3 bxc6 8. Bg5 h6 9. Bh4 Qe7 10. Bd3 O-O 11. O-O d6 12. Re1 Qe6 13. Qf3 Nd7 14. h3 Ne5 15. Qe3 Nxd3 16. cxd3 Qe5 17. d4 Qh5 18. Bg3 Bd7 19. Rab1 Rab8 20. e5 dxe5 21. Bxe5 Rfe8 22. Qg3 Rxb1 *", + "Moves": "g3g7", + "MovesSAN": "Qxg7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "4k3/2R3P1/8/p4K2/1p6/8/r7/2q5 w - - 0 47", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Bc5 5. c3 dxc3 6. Bxf7+ Kxf7 7. Qd5+ Ke8 8. Qh5+ g6 9. Qxc5 d6 10. Qxc3 Nf6 11. O-O Qe7 12. Re1 Ne5 13. Nxe5 dxe5 14. Bg5 c6 15. f4 h6 16. Bh4 Nxe4 17. Rxe4 Qxh4 18. Qxe5+ Kf7 19. Qxh8 Bf5 20. Qh7+ Kf8 21. Qe7+ Qxe7 22. Rxe7 Kxe7 23. Nc3 Rd8 24. Re1+ Kf6 25. Ne4+ Bxe4 26. Rxe4 Rd1+ 27. Kf2 Rd2+ 28. Kf3 Rxb2 29. Re8 Rxa2 30. Rf8+ Kg7 31. Rb8 b6 32. Rb7+ Kf6 33. g4 c5 34. h4 c4 35. Rc7 b5 36. Rc6+ Kf7 37. g5 hxg5 38. hxg5 a5 39. Rf6+ Kg7 40. Kg4 c3 41. Rc6 c2 42. Rc7+ Kf8 43. f5 gxf5+ 44. Kxf5 b4 45. g6 Ke8 46. g7 c1=Q *", + "Moves": "g7g8q", + "MovesSAN": "g8=Q#", + "Themes": "advancedPawn endgame mate mateIn1 oneMove promotion" + }, + { + "FEN": "6rk/ppp4n/4r1PQ/8/8/P5KP/1PP5/8 w - - 2 35", + "PGN": "1. e4 e5 2. f4 exf4 3. Nf3 Be7 4. Bc4 Bh4+ 5. Kf1 Be7 6. d4 Nf6 7. Nc3 O-O 8. Bxf4 d6 9. Bb3 Bg4 10. Qd3 Nc6 11. a3 h6 12. Kf2 Bh5 13. h3 Bg6 14. Rhf1 d5 15. Qe3 dxe4 16. Nh4 Bh7 17. Kg1 Nxd4 18. Rad1 Bc5 19. Na4 Nxb3 20. Nxc5 Qxd1 21. Rxd1 Nxc5 22. Qxc5 g5 23. Bxg5 hxg5 24. Qxg5+ Bg6 25. Nxg6 fxg6 26. Qxg6+ Kh8 27. g4 e3 28. g5 Nh7 29. Qh6 e2 30. Re1 Rae8 31. g6 Rg8 32. Kh2 Re6 33. Rxe2 Rxe2+ 34. Kg3 Re6 *", + "Moves": "h6h7", + "MovesSAN": "Qxh7#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "2r2k2/R4Pp1/3p3p/1q6/5B2/1Bb2b1P/5PP1/3R2K1 w - - 1 28", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 b5 5. Bb3 Nf6 6. Nc3 Bc5 7. h3 Bb7 8. a3 d6 9. O-O O-O 10. d3 Nd4 11. Nxd4 exd4 12. Nd5 Nxd5 13. exd5 c6 14. Qf3 Rc8 15. c3 dxc3 16. bxc3 Re8 17. Bf4 a5 18. d4 Bb6 19. c4 Qd7 20. cxb5 cxb5 21. a4 Bxd4 22. axb5 Re6 23. Rxa5 h6 24. Rd1 Bc3 25. Ra7 Qxb5 26. dxe6 Bxf3 27. exf7+ Kf8 *", + "Moves": "f4d6", + "MovesSAN": "Bxd6#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "rn6/1pp5/p4QB1/3q4/8/4k2P/PPP5/6K1 w - - 0 28", + "PGN": "1. e4 e5 2. f4 exf4 3. Nf3 d6 4. d4 Nf6 5. Nc3 Be7 6. Bxf4 O-O 7. Bd3 a6 8. O-O h6 9. e5 dxe5 10. dxe5 Ne8 11. Qe1 Be6 12. Bxh6 gxh6 13. Qe4 f5 14. exf6 Nxf6 15. Qxe6+ Kg7 16. Ng5 hxg5 17. Rf5 Kh6 18. Raf1 Qd7 19. Rxf6+ Bxf6 20. Rxf6+ Rxf6 21. Qxf6+ Kh5 22. Bg6+ Kh4 23. g3+ Kg4 24. h3+ Kxg3 25. Qxg5+ Kf3 26. Qf6+ Ke3 27. Nd5+ Qxd5 *", + "Moves": "f6f2", + "MovesSAN": "Qf2#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r1bk2r1/p1pp1p1p/2p2q2/8/8/3B4/P1P2PPP/Q3R1K1 w - - 0 17", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nc3 Bb4 6. Be2 Nxe4 7. O-O Nxc3 8. bxc3 Bxc3 9. Nxc6 bxc6 10. Ba3 Bxa1 11. Qxa1 Qf6 12. Bb2 Qg6 13. Bd3 Qg5 14. Bxg7 Rg8 15. Re1+ Kd8 16. Bf6+ Qxf6 *", + "Moves": "a1f6", + "MovesSAN": "Qxf6#", + "Themes": "hangingPiece mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3r2k1/pp1n1p1p/6pQ/3R3b/2PP3q/2P2P2/P5PP/4R1K1 b - - 1 23", + "PGN": "1. e4 d5 2. exd5 Nf6 3. c4 c6 4. dxc6 Nxc6 5. d3 Bf5 6. Nf3 Nd4 7. Be2 Nxe2 8. Kxe2 e6 9. Nh4 Bg4+ 10. f3 Bh5 11. Re1 Bb4 12. Nc3 Bxc3 13. bxc3 O-O 14. Kf1 Qd6 15. Kg1 Rad8 16. d4 e5 17. Rxe5 g6 18. Bg5 Nd7 19. Rd5 Qe6 20. Bxd8 Rxd8 21. Qd2 Qe7 22. Re1 Qxh4 23. Qh6 *", + "Moves": "h4e1", + "MovesSAN": "Qxe1#", + "Themes": "hangingPiece kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1bq3r/ppp3k1/2np3p/4p1bQ/2BPP1R1/2N5/PPP5/R3K1N1 w Q - 0 19", + "PGN": "1. d4 e6 2. e4 d6 3. Nc3 Be7 4. Bd3 Nf6 5. g4 O-O 6. f3 Ne8 7. Be3 g5 8. h4 gxh4 9. Bh6 Ng7 10. Qd2 f5 11. g5 fxe4 12. fxe4 e5 13. Bc4+ Kh8 14. Rxh4 Nc6 15. Bxg7+ Kxg7 16. Qh2 Rh8 17. Rg4 Bxg5 18. Qh5 h6 *", + "Moves": "h5f7", + "MovesSAN": "Qf7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "6k1/1r3ppp/8/8/8/3R4/1P4PP/5K2 w - - 0 33", + "PGN": "1. e4 c5 2. Nc3 d6 3. Nf3 Nf6 4. d4 cxd4 5. Nxd4 a6 6. Be2 e5 7. Nf5 Bxf5 8. exf5 Qd7 9. Bf3 Nc6 10. O-O Qxf5 11. Re1 Be7 12. Ne4 Rd8 13. Nxf6+ Bxf6 14. Qe2 O-O 15. Bxc6 bxc6 16. Qxa6 c5 17. c3 e4 18. Rd1 d5 19. Be3 d4 20. cxd4 cxd4 21. Bd2 Bg5 22. Bxg5 Qxg5 23. a4 Rfe8 24. a5 e3 25. fxe3 Qxe3+ 26. Kf1 d3 27. Qb6 Qxb6 28. axb6 Rd6 29. b7 Rb8 30. Ra8 Rdd8 31. Rxb8 Rxb8 32. Rxd3 Rxb7 *", + "Moves": "d3d8", + "MovesSAN": "Rd8#", + "Themes": "backRankMate endgame mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "2bqkbnr/p2n1pp1/3r3p/3QN3/4P3/2N5/PPP2PPP/R1B1K2R w KQk - 3 13", + "PGN": "1. e4 e5 2. Nf3 d6 3. Bc4 h6 4. d4 Nd7 5. dxe5 dxe5 6. Qd5 Qe7 7. Bb5 c6 8. Bxc6 bxc6 9. Qxc6 Rb8 10. Nc3 Qd8 11. Nxe5 Rb6 12. Qd5 Rd6 *", + "Moves": "d5f7", + "MovesSAN": "Qxf7#", + "Themes": "attackingF2F7 mate mateIn1 oneMove opening" + }, + { + "FEN": "5Qnr/2pk1ppp/p1Np4/8/8/8/PPq2PPP/R1B2K1R b - - 0 15", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 4. d4 exd4 5. Nxd4 a6 6. Bxc6+ bxc6 7. Nxc6 Qh4 8. Nc3 Bb7 9. Na5 Bxe4 10. Nxe4 Qxe4+ 11. Kf1 Qf5 12. Qf3 Qxc2 13. Qxa8+ Ke7 14. Nc6+ Kd7 15. Qxf8 *", + "Moves": "c2d1", + "MovesSAN": "Qd1#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "5r1k/2b3p1/p2ppNqp/1p6/3NPn2/2P1B2P/PP1Q1PP1/3R2K1 b - - 0 30", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. O-O Nf6 5. Qe2 O-O 6. c3 a6 7. Ba4 d6 8. h3 Be6 9. d3 b5 10. Bb3 h6 11. Rd1 Ba7 12. Nbd2 Ne7 13. d4 Ng6 14. Nf1 Qd7 15. dxe5 Nh5 16. Bxe6 fxe6 17. N1h2 Qe7 18. exd6 cxd6 19. Rf1 Ng3 20. Qd1 Nxf1 21. Qxf1 Rf7 22. Qd3 Raf8 23. Be3 Nf4 24. Qd2 Bb8 25. Rd1 Rf6 26. Nd4 Bc7 27. Nc6 Qf7 28. Nd4 Qg6 29. Ng4 Kh8 30. Nxf6 *", + "Moves": "g6g2", + "MovesSAN": "Qxg2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "7k/2p3r1/4P2N/6qp/8/P6P/1P3PP1/3R1R1K b - - 0 34", + "PGN": "1. d4 Nf6 2. e3 d5 3. a3 Nc6 4. h3 e5 5. Nf3 e4 6. Nfd2 a6 7. c4 dxc4 8. Bxc4 Na5 9. Qa4+ Nc6 10. Nc3 b5 11. Bxb5 Bb7 12. Bxc6+ Bxc6 13. Qxc6+ Nd7 14. Ndxe4 Rb8 15. Qxa6 Rb6 16. Qd3 f5 17. Ng3 g6 18. O-O Bg7 19. e4 O-O 20. exf5 gxf5 21. Nxf5 Rbf6 22. Nxg7 Kxg7 23. Bg5 Ne5 24. Bxf6+ Rxf6 25. Qg3+ Ng6 26. Rad1 Kh8 27. Nd5 Rf7 28. Ne3 Rg7 29. Ng4 Nh4 30. Qe5 h5 31. Nh6 Nf3+ 32. Kh1 Nxe5 33. dxe5 Qg5 34. e6 *", + "Moves": "g5g2", + "MovesSAN": "Qxg2#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r2q1rk1/1p3ppp/p1p5/3nn3/3P4/8/PPQ2PPP/1BRR2K1 w - - 0 19", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. c3 Nge7 5. d4 exd4 6. cxd4 Bb4+ 7. Bd2 Bxd2+ 8. Nbxd2 Ng6 9. O-O O-O 10. Rc1 a6 11. Ba4 Nce7 12. Bc2 d6 13. Bb1 Bg4 14. Qc2 Bxf3 15. Nxf3 c6 16. Rfd1 d5 17. exd5 Nxd5 18. Ne5 Nxe5 *", + "Moves": "c2h7", + "MovesSAN": "Qxh7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "1k2r3/pp6/5Q2/8/3p3P/P1PK4/1q5P/4R3 b - - 3 39", + "PGN": "1. e4 d5 2. exd5 c6 3. dxc6 Nxc6 4. c3 Bf5 5. d4 Qc7 6. Bb5 O-O-O 7. Bxc6 Qxc6 8. Nf3 Nf6 9. O-O h5 10. Ne5 Qe8 11. Bg5 e6 12. Qe2 h4 13. Qc4+ Kb8 14. Nd2 h3 15. g3 Rc8 16. Qe2 Nd5 17. Nef3 f6 18. Be3 g5 19. a3 g4 20. Nh4 Rxh4 21. gxh4 Qc6 22. f3 Bd6 23. fxg4 Bxg4 24. Qxg4 Nxe3 25. Qxh3 Rg8+ 26. Kf2 Nxf1 27. Rxf1 Qb6 28. Nc4 Qc6 29. Nxd6 Qxd6 30. Re1 Qf4+ 31. Ke2 Qe4+ 32. Kd1 Qb1+ 33. Kd2 Qxb2+ 34. Kd3 Qb5+ 35. Ke3 e5 36. Qe6 Re8 37. Qxf6 exd4+ 38. Kd2 Qb2+ 39. Kd3 *", + "Moves": "b2c3", + "MovesSAN": "Qxc3#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "2r2rk1/1b3pb1/p2p1P2/1p2q2p/3N4/P3B1Q1/1PP3PP/2R4K w - - 1 27", + "PGN": "1. e4 c5 2. Nf3 d6 3. Be2 Nf6 4. Nc3 Nc6 5. O-O e6 6. d4 cxd4 7. Nxd4 Be7 8. Bg5 O-O 9. Kh1 a6 10. a3 Ne5 11. f4 Ned7 12. Nf3 b5 13. f5 exf5 14. exf5 Bb7 15. Nd4 Ne5 16. Bf4 Rc8 17. Rc1 Qc7 18. Qe1 Qc5 19. Be3 Nc4 20. Bxc4 Qxc4 21. Rf4 Nd5 22. Nxd5 Qxd5 23. Qg3 Bf6 24. Rg4 h5 25. Rxg7+ Bxg7 26. f6 Qe5 *", + "Moves": "g3g7", + "MovesSAN": "Qxg7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r2q1rk1/ppp1bppp/3p4/3P3b/8/2PQ1N1P/PnB2PP1/R3R1K1 w - - 0 17", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. cxd4 Bb4+ 7. Nc3 Nxe4 8. O-O Nxc3 9. bxc3 Be7 10. Re1 O-O 11. d5 Na5 12. Bb3 d6 13. Bc2 Bg4 14. h3 Bh5 15. Bb2 Nc4 16. Qd3 Nxb2 *", + "Moves": "d3h7", + "MovesSAN": "Qxh7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "6k1/pp1b1r1p/4p1P1/3pPqQ1/3P4/2N1P3/P7/6RK b - - 0 27", + "PGN": "1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Qb6 6. Bd3 Bd7 7. Bc2 cxd4 8. cxd4 Nb4 9. Nc3 Nxc2+ 10. Qxc2 Rc8 11. Bd2 Ne7 12. O-O Nf5 13. Be3 Be7 14. Rac1 O-O 15. Kh1 f6 16. g4 Nxe3 17. fxe3 f5 18. Qg2 fxg4 19. Qxg4 Qxb2 20. Rg1 Rf7 21. Ng5 Bxg5 22. Qxg5 Rcf8 23. Rcf1 g6 24. Rxf7 Rxf7 25. h4 Qf2 26. h5 Qf5 27. hxg6 *", + "Moves": "f5h3", + "MovesSAN": "Qh3#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r1bqr1kb/3npp1p/p1pp1npB/1p4N1/P1BPP3/2N5/1PPQ1PPP/2KR3R w - - 0 12", + "PGN": "1. e4 d6 2. d4 g6 3. Nf3 Bg7 4. Bc4 Nf6 5. Bg5 O-O 6. Nc3 Nbd7 7. Qd2 Re8 8. O-O-O a6 9. a4 c6 10. Bh6 Bh8 11. Ng5 b5 *", + "Moves": "c4f7", + "MovesSAN": "Bxf7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2k5/7R/2PK4/8/8/8/1r5p/8 w - - 7 61", + "PGN": "1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nge2 e5 6. d5 a5 7. Ng3 h5 8. Be2 h4 9. Nf1 Na6 10. Bg5 h3 11. g3 Nc5 12. f3 Bd7 13. Qd2 c6 14. dxc6 Bxc6 15. Ne3 Nfxe4 16. Nxe4 Nxe4 17. Bxd8 Nxd2 18. Bxa5 Nxf3+ 19. Bxf3 Bxf3 20. Rf1 Bg2 21. Bb4 Bxf1 22. Kxf1 O-O-O 23. Nd5 e4 24. Rb1 f5 25. Ke2 Rhe8 26. a4 Bd4 27. a5 g5 28. b3 f4 29. gxf4 gxf4 30. Nxf4 Be5 31. Nd5 Rg8 32. Rf1 Rg2+ 33. Ke3 Rxh2 34. Kxe4 Rb2 35. Rf7 h2 36. Rh7 Rxb3 37. Nb6+ Kb8 38. a6 bxa6 39. Ba5 Rxb6 40. Bxb6 Rc8 41. Kd5 Rg8 42. Ba7+ Kc8 43. Bb6 Kb8 44. Bc7+ Kc8 45. Bxd6 Bxd6 46. Kxd6 Rg2 47. Kc6 Kd8 48. c5 Ke8 49. Kd6 Rd2+ 50. Kc6 a5 51. Kb5 Rc2 52. c6 Kd8 53. Rd7+ Kc8 54. Rh7 Rb2+ 55. Ka6 Rc2 56. Kb6 Rb2+ 57. Kxa5 Rc2 58. Kb6 Rb2+ 59. Kc5 Rc2+ 60. Kd6 Rb2 *", + "Moves": "h7h8", + "MovesSAN": "Rh8#", + "Themes": "endgame master masterVsMaster mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "5rk1/p1p2pp1/1pq4p/8/3P4/2P3Pb/P2QPP1P/R3R1K1 b - - 3 18", + "PGN": "1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 e6 5. c4 d5 6. Nc3 Bb4 7. O-O Bxc3 8. bxc3 O-O 9. Bg5 h6 10. Bxf6 Qxf6 11. Ne5 Nc6 12. Nd7 Qg6 13. Nxf8 Rxf8 14. cxd5 exd5 15. Bxd5 Bc8 16. Bxc6 Qxc6 17. Qd2 Bh3 18. Rfe1 *", + "Moves": "c6g2", + "MovesSAN": "Qg2#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "2r2r2/p1qbnp2/3p1kp1/3P2Np/2p1P2P/8/PP1Q2P1/R3KB1R w KQ - 0 20", + "PGN": "1. d4 Nf6 2. Bf4 g6 3. Nf3 Bg7 4. Qd2 O-O 5. Bh6 d6 6. Bxg7 Kxg7 7. h4 h5 8. c3 Nc6 9. Ng5 e5 10. d5 Ne7 11. e4 c6 12. c4 cxd5 13. cxd5 Qb6 14. f3 Bd7 15. Na3 Rac8 16. Nc4 Qc7 17. f4 b5 18. fxe5 bxc4 19. exf6+ Kxf6 *", + "Moves": "d2c3", + "MovesSAN": "Qc3#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r4rk1/pp3p1p/2npbBp1/2p1p3/4P3/3P1NP1/qPPQBP1P/2KR3R b - - 0 13", + "PGN": "1. e4 c5 2. d3 g6 3. Nc3 Bg7 4. Nf3 Nc6 5. Bd2 e5 6. Be2 d6 7. g3 Nf6 8. Bg5 Be6 9. Qd2 O-O 10. O-O-O Qa5 11. Nd5 Qxa2 12. Nxf6+ Bxf6 13. Bxf6 *", + "Moves": "a2a1", + "MovesSAN": "Qa1#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3r1q1k/R7/3r2Q1/2p4p/4P2P/6P1/6PK/8 w - - 1 69", + "PGN": "1. d4 Nf6 2. Bf4 e6 3. Nf3 c6 4. e3 Be7 5. Be2 O-O 6. O-O Nh5 7. Bg3 h6 8. Ne5 Nxg3 9. fxg3 d6 10. Nd3 Bg5 11. e4 Be3+ 12. Nf2 Bg5 13. Nd2 Qb6 14. Nb3 Nd7 15. Nh3 Bf6 16. c3 e5 17. Kh1 Re8 18. d5 c5 19. Nd2 Nf8 20. Bd3 Qxb2 21. Nc4 Qxc3 22. Nxd6 Rd8 23. Rc1 Qa5 24. Nxf7 Kxf7 25. Qh5+ Kg8 26. Nf2 Qd2 27. Rc2 Qg5 28. Qe2 b6 29. Rc3 Bd7 30. d6 Ne6 31. Bc4 Kh8 32. h4 Qg6 33. Bxe6 Bxe6 34. Rd1 Bd7 35. Rf3 h5 36. Kh2 Be6 37. a4 Rd7 38. Nd3 Bg4 39. Nb2 Bxf3 40. Qxf3 Rad8 41. Nc4 Qf7 42. Qe2 Qe6 43. Rf1 g6 44. Rf2 Kg7 45. Qd3 Kh7 46. Qf1 Bg7 47. Rb2 Rf8 48. Qd3 Rfd8 49. Qf1 Qg4 50. Qd3 Qe6 51. Qf1 Bf8 52. a5 Bxd6 53. axb6 axb6 54. Rxb6 Qe7 55. Qe2 Bc7 56. Ra6 Rd4 57. Qc2 Qf7 58. Ne3 Bd6 59. Qc1 Qf2 60. Ra7+ Kh8 61. Ng4 Qf8 62. Qg5 Bb8 63. Nxe5 Bxe5 64. Qxe5+ Kg8 65. Qe6+ Kh8 66. Qe5+ Kg8 67. Qe6+ Kh8 68. Qxg6 R4d6 *", + "Moves": "g6h7", + "MovesSAN": "Qh7#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "rnb1k2r/pp3ppp/1q2pB2/3p4/4P3/P4N2/1PP1KbPP/RN1Q1B1R b kq - 1 8", + "PGN": "1. d4 d5 2. e4 e6 3. a3 c5 4. dxc5 Bxc5 5. Nf3 Nf6 6. Bg5 Qb6 7. Bxf6 Bxf2+ 8. Ke2 *", + "Moves": "b6e3", + "MovesSAN": "Qe3#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "4rn1k/pbq2Qpp/1ppN1n2/8/3P4/2P5/PP3PPP/R1B1R1K1 b - - 0 18", + "PGN": "1. e4 c6 2. Nf3 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Ng3 e6 6. Bc4 Be7 7. Qe2 O-O 8. O-O b6 9. d4 Qc7 10. c3 Bb7 11. Re1 Nbd7 12. Ng5 Kh8 13. Bxe6 fxe6 14. Qxe6 Rae8 15. Nf7+ Rxf7 16. Qxf7 Nf8 17. Nf5 Bd6 18. Nxd6 *", + "Moves": "e8e1", + "MovesSAN": "Rxe1#", + "Themes": "backRankMate hangingPiece mate mateIn1 middlegame oneMove" + }, + { + "FEN": "rr5k/2p1nppn/3p3p/7P/4PNP1/P4P2/3B1Q2/K2R3R b - - 0 25", + "PGN": "1. e4 e5 2. d4 exd4 3. Qxd4 Nc6 4. Qe3 d6 5. Nc3 Nf6 6. Bd2 Be7 7. O-O-O O-O 8. Qg3 Kh8 9. f3 a6 10. h4 Nh5 11. Qf2 b5 12. g4 Nf6 13. h5 h6 14. Nh3 Nh7 15. Nf4 b4 16. Ncd5 b3 17. cxb3 a5 18. Bb5 Bd7 19. Nxe7 Nxe7 20. Bxd7 Qxd7 21. Kb1 a4 22. bxa4 Qxa4 23. a3 Rfb8 24. Ka1 Qxa3+ 25. bxa3 *", + "Moves": "a8a3", + "MovesSAN": "Rxa3#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1bq1rk1/pp3pp1/3pp2p/8/1nPQ4/1n3N2/1BP2PPP/R4RK1 w - - 0 18", + "PGN": "1. e4 e6 2. Nf3 Nf6 3. Nc3 Bb4 4. e5 Bxc3 5. dxc3 Nd5 6. Bc4 d6 7. exd6 cxd6 8. O-O O-O 9. Bb3 h6 10. c4 Nb6 11. a4 Nc6 12. a5 Nd7 13. Ba2 Nxa5 14. b4 Nc6 15. Bb2 Nxb4 16. Bb3 Nc5 17. Qd4 Nxb3 *", + "Moves": "d4g7", + "MovesSAN": "Qxg7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r4k1r/ppp3pp/1q6/3PpbN1/3n2P1/1B1P4/PPP3P1/RNB2QKR b - - 0 13", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 Bc5 5. Bxf7+ Kf8 6. Bb3 d5 7. exd5 Bxf2+ 8. Kxf2 Ng4+ 9. Kg1 Nd4 10. d3 Qf6 11. Qf1 Bf5 12. h3 Qb6 13. hxg4 *", + "Moves": "d4f3", + "MovesSAN": "Nf3#", + "Themes": "doubleCheck mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1bq1rn1/pppnbpk1/3p4/6P1/2PP4/2NB1P2/PPQ2P2/R3K2R w KQ - 1 14", + "PGN": "1. d4 e5 2. c4 e4 3. Nf3 exf3 4. exf3 Nf6 5. Nc3 d6 6. Qc2 Be7 7. Bd3 O-O 8. Bg5 Nbd7 9. h4 h6 10. Bxh6 gxh6 11. g4 Kg7 12. g5 hxg5 13. hxg5 Ng8 *", + "Moves": "h1h7", + "MovesSAN": "Rh7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r4rk1/p3ppb1/5n1p/2PPp3/4P2q/2N1BPp1/6B1/R2Q1RK1 b - - 0 22", + "PGN": "1. d4 c5 2. d5 d6 3. c4 Nd7 4. Nc3 Ne5 5. e4 h6 6. h3 Nf6 7. Nf3 g5 8. Nxe5 dxe5 9. Be2 Bg7 10. Be3 Qc7 11. O-O b6 12. Qc2 Bd7 13. a3 O-O 14. b4 cxb4 15. axb4 Qc8 16. c5 bxc5 17. bxc5 Bxh3 18. gxh3 Qxh3 19. Qd1 Qh4 20. Bf3 g4 21. Bg2 g3 22. f3 *", + "Moves": "h4h2", + "MovesSAN": "Qh2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "rnb1k2r/ppppqppp/8/4n3/1bP5/PP5P/3BPPP1/RN1QKBNR b KQkq - 0 7", + "PGN": "1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. h3 Nxe5 5. b3 Bb4+ 6. Bd2 Qe7 7. a3 *", + "Moves": "e5d3", + "MovesSAN": "Nd3#", + "Themes": "mate mateIn1 oneMove opening pin smotheredMate" + }, + { + "FEN": "8/6p1/6k1/7p/7K/R4PP1/6r1/8 b - - 1 42", + "PGN": "1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nf3 Nd7 5. c4 Ngf6 6. Nc3 c6 7. cxd5 Nxd5 8. Nxd5 cxd5 9. Bd3 Bd6 10. O-O O-O 11. Bg5 Qb6 12. Qc2 h6 13. Bh4 Nb8 14. Rad1 Nc6 15. a3 Bg4 16. Be2 Rac8 17. Qd2 Rfe8 18. Rfe1 Re4 19. Bg3 Bxg3 20. hxg3 Bxf3 21. Bxf3 Rxd4 22. Qc3 Rc4 23. Qd2 Rd4 24. Qc3 Rxd1 25. Rxd1 Ne7 26. Qe5 Qe6 27. Qd4 Rc2 28. b4 b6 29. Bxd5 Nxd5 30. Qxd5 Qxd5 31. Rxd5 Rc3 32. Rd8+ Kh7 33. Rd7 Rxa3 34. Rxf7 a5 35. bxa5 bxa5 36. Ra7 Kg6 37. f3 Ra2 38. Kh2 a4 39. Kh3 a3 40. Kg4 Rxg2 41. Rxa3 h5+ 42. Kh4 *", + "Moves": "g2h2", + "MovesSAN": "Rh2#", + "Themes": "endgame mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "8/1p3pk1/6p1/1P1p1p1p/P2NPP2/1N2PKP1/7r/2R5 b - - 0 33", + "PGN": "1. d4 d5 2. Nf3 Nf6 3. Bg5 Ne4 4. Bh4 c5 5. dxc5 Nc6 6. a3 g6 7. Nbd2 Bg7 8. Qc1 Nxc5 9. e3 Bf5 10. b4 Na4 11. Rb1 Nc3 12. Rb3 O-O 13. Bd3 Qd7 14. Qa1 a5 15. b5 Nb4 16. Rxc3 Bxd3 17. cxd3 Nc2+ 18. Rxc2 Bxa1 19. a4 Rfc8 20. Rxc8+ Rxc8 21. O-O Bf6 22. Bxf6 exf6 23. Nd4 Rc3 24. N2b3 Qc7 25. Rd1 Kg7 26. f4 f5 27. Kf2 h6 28. Kf3 h5 29. g3 Rc2 30. Nxa5 Rxh2 31. Nab3 Qe7 32. Rc1 Qe4+ 33. dxe4 *", + "Moves": "f5e4", + "MovesSAN": "fxe4#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "3r4/8/p2r4/1pKPk1p1/1P4P1/5R2/7P/3R4 b - - 0 43", + "PGN": "1. e4 c5 2. c3 d5 3. exd5 Nf6 4. c4 e6 5. Nc3 exd5 6. cxd5 Nxd5 7. Bc4 Nf6 8. d3 Nc6 9. Bg5 Be7 10. Qb3 O-O 11. Nf3 b6 12. O-O Na5 13. Qc2 Nxc4 14. dxc4 Bb7 15. Bxf6 Bxf6 16. Rad1 Qc7 17. Nd5 Bxd5 18. cxd5 Rad8 19. Rfe1 Rd6 20. Ne5 Bxe5 21. Rxe5 Rfd8 22. Qc4 Qb7 23. Re2 h6 24. Red2 Rc8 25. Qf4 Rcd8 26. Qe4 b5 27. a3 a6 28. f3 c4 29. Kf1 Qc7 30. Ke2 c3 31. bxc3 Qxc3 32. Qb4 Qxb4 33. axb4 f5 34. Ke3 g5 35. f4 Kf7 36. fxg5 hxg5 37. Kf3 Kf6 38. g4 f4 39. Ke4 Re8+ 40. Kd4 Red8 41. Kc5 f3 42. Rf2 Ke5 43. Rxf3 *", + "Moves": "d8c8", + "MovesSAN": "Rc8#", + "Themes": "endgame mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "5r1k/1q2b1p1/3B3p/4p3/2Pp4/PP1P3b/3Q1PP1/R2R2K1 b - - 0 31", + "PGN": "1. e4 c5 2. d3 Nc6 3. Be3 e5 4. c3 Nf6 5. Nf3 d6 6. h3 Be6 7. Be2 h6 8. O-O Be7 9. a3 a5 10. Qc2 Qc7 11. Rd1 Rc8 12. Bd2 a4 13. Qxa4 O-O 14. Qc2 Qb6 15. c4 Nd4 16. Nxd4 cxd4 17. Bb4 Rc7 18. Bf3 Rfc8 19. Qb3 Nd7 20. Nd2 Nc5 21. Qc2 Ra8 22. Nb3 Nxb3 23. Qxb3 Bd7 24. Qa2 Kh8 25. b3 f5 26. exf5 Bxf5 27. Qd2 Rf8 28. Ba5 Qa6 29. Bxc7 Bxh3 30. Bxb7 Qxb7 31. Bxd6 *", + "Moves": "b7g2", + "MovesSAN": "Qxg2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "1r3r1k/5p1p/2pp3q/4pN2/Q3P1b1/2PP2P1/P4P1p/R4R1K b - - 3 24", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bd4 5. Nxd4 Nxd4 6. c3 Nc6 7. Qb3 Nh6 8. d3 g5 9. O-O Qf6 10. h3 O-O 11. Na3 d6 12. Nb5 a6 13. Nxc7 Rb8 14. Nd5 Qg6 15. Be3 g4 16. Bxh6 Qxh6 17. b5 axb5 18. Bxb5 Be6 19. Bxc6 bxc6 20. Ne7+ Kh8 21. Qa4 gxh3 22. g3 h2+ 23. Kh1 Bg4 24. Nf5 *", + "Moves": "g4f3", + "MovesSAN": "Bf3#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "1r2r1k1/p4ppp/b3p3/1q1pP3/3Pn3/B1P5/PPQN2PP/R3K2R b KQ - 7 18", + "PGN": "1. d4 d5 2. Bf4 Nf6 3. e3 c5 4. c3 e6 5. Bd3 Nc6 6. Nf3 Bd6 7. Ne5 cxd4 8. exd4 O-O 9. Bg3 Qc7 10. f4 b5 11. Bxb5 Bxe5 12. fxe5 Ne4 13. Bh4 Rb8 14. Bxc6 Qxc6 15. Qc2 Qb5 16. Be7 Re8 17. Ba3 Ba6 18. Nd2 *", + "Moves": "b5e2", + "MovesSAN": "Qe2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "6k1/1q4r1/4ppQ1/8/8/3B1NP1/1p5K/r7 w - - 3 44", + "PGN": "1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Bg5 dxc4 5. e4 b5 6. a3 h6 7. Bh4 Nbd7 8. Nf3 Nb6 9. Be2 Bg4 10. Qc2 g5 11. Bg3 e6 12. Rd1 Bg7 13. Be5 O-O 14. O-O Nfd7 15. Bxg7 Kxg7 16. h3 Bh5 17. Ne5 Nxe5 18. dxe5 Qc7 19. Bxh5 Qxe5 20. b3 a5 21. bxc4 Nxc4 22. Ne2 Nxa3 23. Qxc6 b4 24. Qa4 Nc4 25. Nd4 Nb2 26. Qb3 Nxd1 27. Rxd1 Qxe4 28. Nf3 a4 29. Qb2+ Kg8 30. Re1 a3 31. Qa1 Qb7 32. Qf6 b3 33. Qxh6 f6 34. Bg6 a2 35. Nd2 a1=Q 36. Rxa1 Rxa1+ 37. Kh2 Qc7+ 38. g3 Qb7 39. Nf3 b2 40. h4 gxh4 41. Bd3 hxg3+ 42. fxg3 Rf7 43. Qg6+ Rg7 *", + "Moves": "g6e8", + "MovesSAN": "Qe8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "rn2kbnr/pp2pppp/8/4q3/2B3Q1/4p3/PP1B1PPP/RN2K2R w KQkq - 0 9", + "PGN": "1. d4 d5 2. c4 dxc4 3. Nf3 Bg4 4. e3 c5 5. Bxc4 cxd4 6. Ne5 Qa5+ 7. Bd2 Qxe5 8. Qxg4 dxe3 *", + "Moves": "g4c8", + "MovesSAN": "Qc8#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "r4b1k/1b5p/1p2Q1p1/p4pq1/3N4/P1P1R2P/1P3PP1/1R4K1 b - - 0 29", + "PGN": "1. d4 g6 2. Nc3 Bg7 3. e4 d6 4. Nf3 Nf6 5. h3 O-O 6. Be2 c5 7. dxc5 Qa5 8. cxd6 Nxe4 9. Bd2 Nxd6 10. O-O Qd8 11. Rb1 b6 12. Nb5 Nxb5 13. Bxb5 Bb7 14. Bg5 f6 15. Bf4 e5 16. Be3 Qe7 17. Qe2 Nc6 18. Bd2 e4 19. Bxc6 Bxc6 20. Nd4 Bb7 21. a3 f5 22. Bb4 Qd7 23. Bxf8 Bxf8 24. c3 a5 25. Rfd1 Qe7 26. Qc4+ Kh8 27. Qe6 Qg5 28. Re1 e3 29. Rxe3 *", + "Moves": "g5g2", + "MovesSAN": "Qxg2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r4r1k/ppp1Q1pp/8/8/1n6/N7/PP4PP/R1B2R1K b - - 0 19", + "PGN": "1. e4 e5 2. d4 exd4 3. Nf3 Nc6 4. c3 d3 5. Bxd3 d6 6. Bc4 Be7 7. O-O Nf6 8. Re1 O-O 9. Qc2 Be6 10. Na3 d5 11. exd5 Nxd5 12. Nd4 Nxd4 13. cxd4 Nb4 14. Qb3 Qxd4 15. Bxe6 fxe6 16. Qxe6+ Kh8 17. Qxe7 Qxf2+ 18. Kh1 Qf1+ 19. Rxf1 *", + "Moves": "f8f1", + "MovesSAN": "Rxf1#", + "Themes": "backRankMate mate mateIn1 middlegame oneMove" + }, + { + "FEN": "R3r1k1/2p2pp1/2p1b2p/8/1p6/3B3P/2P2PP1/6K1 w - - 4 26", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nc3 Nc6 4. Bb5 Bc5 5. O-O d6 6. d4 exd4 7. Nxd4 Bd7 8. Nxc6 bxc6 9. Bd3 O-O 10. h3 h6 11. Re1 Re8 12. a3 a5 13. Be3 Bxe3 14. Rxe3 d5 15. e5 d4 16. Re1 dxc3 17. exf6 Qxf6 18. bxc3 Qxc3 19. Rxe8+ Rxe8 20. Rb1 Be6 21. Qe1 Qxa3 22. Ra1 Qb4 23. Qxb4 axb4 24. Ra7 Re7 25. Ra8+ Re8 *", + "Moves": "a8e8", + "MovesSAN": "Rxe8#", + "Themes": "endgame hangingPiece master mate mateIn1 oneMove" + }, + { + "FEN": "1k6/pp5p/3P1R2/8/3r1bP1/7P/P7/6K1 w - - 1 33", + "PGN": "1. e4 d5 2. exd5 Nf6 3. d4 Qxd5 4. Nc3 Qa5 5. Bc4 c6 6. Nf3 Bg4 7. O-O e6 8. Bd2 Qc7 9. h3 Bh5 10. g4 Bg6 11. Re1 Be7 12. Ne5 Nbd7 13. Bf4 Nxe5 14. Bxe5 Bd6 15. Bxf6 gxf6 16. d5 O-O-O 17. Qf3 exd5 18. Bxd5 cxd5 19. Nxd5 Qc6 20. c4 Rhe8 21. Qxf6 Kb8 22. Qc3 Be4 23. Nf6 Bh1 24. Nd5 Bxd5 25. cxd5 Qxc3 26. bxc3 Rxe1+ 27. Rxe1 f6 28. Re6 Be5 29. c4 Rc8 30. f4 Bxf4 31. Rxf6 Rxc4 32. d6 Rd4 *", + "Moves": "f6f8", + "MovesSAN": "Rf8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "rnb2rk1/pp3ppp/1q6/3pp3/1P4n1/PBPP3P/4K1P1/RNBQ2NR b - - 2 12", + "PGN": "1. e4 e5 2. Bc4 Nf6 3. d3 Bc5 4. a3 c6 5. b4 Bb6 6. c3 d5 7. exd5 cxd5 8. Bb3 Bxf2+ 9. Kxf2 Ng4+ 10. Kf1 O-O 11. h3 Qb6 12. Ke2 *", + "Moves": "b6f2", + "MovesSAN": "Qf2#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "r4Bk1/ppp2p1p/2n3p1/7q/2BbN3/3P3b/PPPQ2P1/R4R1K b - - 0 16", + "PGN": "1. e4 e5 2. Nc3 Nf6 3. f4 d6 4. Nf3 g6 5. Bc4 Bg7 6. O-O O-O 7. fxe5 dxe5 8. Nxe5 Nxe4 9. Nxe4 Bxe5 10. d3 Bd4+ 11. Kh1 Qh4 12. Bg5 Qg4 13. Qd2 Nc6 14. h3 Qh5 15. Bh6 Bxh3 16. Bxf8 *", + "Moves": "h3e6", + "MovesSAN": "Be6#", + "Themes": "discoveredAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/8/B4b2/1p6/1B6/P2k4/4p3/4K3 b - - 1 47", + "PGN": "1. d4 d5 2. Bf4 Nd7 3. Nf3 e6 4. e3 Ngf6 5. a3 c6 6. Bd3 Be7 7. c3 a6 8. Qc2 b5 9. Nbd2 c5 10. dxc5 Nxc5 11. Be2 Bb7 12. b4 O-O 13. bxc5 Bxc5 14. Nd4 Ne4 15. Nxe4 dxe4 16. Nb3 Be7 17. O-O Bf6 18. Rad1 Qc8 19. Rd2 Qxc3 20. Qxc3 Bxc3 21. Rc2 Rac8 22. Rfc1 Bf6 23. Rxc8 Rxc8 24. Rxc8+ Bxc8 25. Na5 Bb2 26. Bd6 f6 27. Nc6 Kf7 28. f4 f5 29. g4 g6 30. gxf5 exf5 31. h4 Bc1 32. Kf2 Ke6 33. Bb4 Bd7 34. Nd4+ Kd5 35. Bd1 Kc4 36. Bb3+ Kd3 37. Nc2 Be6 38. Bxe6 Kxc2 39. Bg8 Kd3 40. Bxh7 Bxe3+ 41. Ke1 Bxf4 42. Bxg6 Bg3+ 43. Kd1 Bxh4 44. Bxf5 Bf6 45. Bc8 e3 46. Bxa6 e2+ 47. Ke1 *", + "Moves": "f6h4", + "MovesSAN": "Bh4#", + "Themes": "bishopEndgame endgame mate mateIn1 oneMove" + }, + { + "FEN": "rn1qkbnr/p3pppp/2p5/1p2N3/3P4/1BN5/PPP3PP/R1BbK2R w KQkq - 0 9", + "PGN": "1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Bc4 b5 5. Bb3 Bf5 6. f3 exf3 7. Nxf3 Bg4 8. Ne5 Bxd1 *", + "Moves": "b3f7", + "MovesSAN": "Bxf7#", + "Themes": "attackingF2F7 mate mateIn1 middlegame oneMove" + }, + { + "FEN": "6k1/1p3pp1/1qn3np/8/1p2P1BP/2Q3PK/1B6/8 w - - 0 38", + "PGN": "1. e4 e5 2. f3 Nc6 3. Bc4 Nf6 4. a3 Bc5 5. Ne2 h6 6. b4 Bb6 7. Bb2 d6 8. Nbc3 a6 9. Nd5 Be6 10. Nxb6 cxb6 11. Bd3 d5 12. exd5 Bxd5 13. O-O O-O 14. Ng3 b5 15. Ne4 Bxe4 16. fxe4 Nh7 17. Be2 Qb6+ 18. Kh1 Ng5 19. d3 Nd4 20. Bg4 a5 21. c3 Nc6 22. h4 Ne6 23. Rc1 axb4 24. axb4 Nf4 25. d4 Rad8 26. g3 Ng6 27. Rf2 exd4 28. cxd4 Nxd4 29. Rd2 Nc6 30. Rxd8 Rxd8 31. Qe2 Nxb4 32. Kh2 Nc6 33. Rd1 Rxd1 34. Qxd1 Qf2+ 35. Kh3 Qe3 36. Qf3 Qb6 37. Qc3 b4 *", + "Moves": "c3g7", + "MovesSAN": "Qxg7#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "4r1k1/1bp2ppp/p7/2bqp3/3N4/3P3P/1PP2PP1/R1BQR1K1 b - - 0 16", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Nc3 Bc5 4. Bb5 a6 5. Ba4 b5 6. Bb3 Nf6 7. O-O O-O 8. h3 Bb7 9. d3 Re8 10. a4 bxa4 11. Bxa4 d5 12. exd5 Nxd5 13. Nxd5 Qxd5 14. Re1 Nd4 15. Bxe8 Rxe8 16. Nxd4 *", + "Moves": "d5g2", + "MovesSAN": "Qxg2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/8/8/7P/3R4/1kr3P1/p7/K7 b - - 1 54", + "PGN": "1. c4 e5 2. Nc3 Bc5 3. e4 d6 4. Nf3 Ne7 5. d4 exd4 6. Nxd4 O-O 7. Nb3 Bb4 8. Be2 f5 9. O-O Bxc3 10. bxc3 fxe4 11. Bg5 h6 12. Bh4 g5 13. Bg3 Nbc6 14. c5 d5 15. Nd4 Ng6 16. Nxc6 bxc6 17. c4 Be6 18. Bg4 Bf7 19. Qa4 Qe8 20. Bxc7 Be6 21. Bxe6+ Qxe6 22. cxd5 cxd5 23. Bd6 Rf7 24. Rad1 Nf4 25. Rfe1 Qg4 26. Bxf4 Qxf4 27. Rf1 e3 28. Qxf4 gxf4 29. fxe3 fxe3 30. Rxf7 Kxf7 31. Rxd5 Re8 32. Kf1 Ke6 33. Rd3 Kf5 34. c6 Ke4 35. Rd7 Rf8+ 36. Ke1 Rc8 37. c7 a5 38. Ke2 a4 39. h4 h5 40. a3 Kf4 41. Rg7 Ke4 42. g3 Kd4 43. Re7 Kc4 44. Kxe3 Kb3 45. Kd2 Kxa3 46. Kc2 Kb4 47. Rh7 a3 48. Kb1 Kb3 49. Rxh5 Rxc7 50. Rb5+ Ka4 51. Rd5 Rc3 52. Rd4+ Kb3 53. h5 a2+ 54. Ka1 *", + "Moves": "c3c1", + "MovesSAN": "Rc1#", + "Themes": "endgame mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "2k3rr/1pp1np2/3p4/p3p3/P3P2p/2PPPNQ1/1P4PK/6RR b - - 0 24", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 h6 4. c3 Nf6 5. h3 Bc5 6. d3 d6 7. Be3 Bb6 8. a4 a5 9. Qd2 Bxe3 10. fxe3 Be6 11. Bb5 Bd7 12. Qf2 Ne7 13. Bxd7+ Qxd7 14. O-O g5 15. Nbd2 g4 16. hxg4 Nxg4 17. Qe1 h5 18. Nh2 Nxh2 19. Kxh2 O-O-O 20. Nf3 Rdg8 21. Qf2 h4 22. Rh1 Qg4 23. Rag1 Qg3+ 24. Qxg3 *", + "Moves": "h4g3", + "MovesSAN": "hxg3#", + "Themes": "doubleCheck mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1bq1r1k/ppp5/2np1bQ1/8/8/2p3R1/P1P2PPP/R1B3K1 w - - 2 17", + "PGN": "1. e4 e5 2. Bc4 Nc6 3. Nf3 Nf6 4. d4 exd4 5. O-O Nxe4 6. Nc3 Nxc3 7. bxc3 dxc3 8. Re1+ Be7 9. Ng5 O-O 10. Nxh7 Kxh7 11. Qh5+ Kg8 12. Bd3 g6 13. Bxg6 fxg6 14. Qxg6+ Kh8 15. Re3 d6 16. Rg3 Bf6 *", + "Moves": "g6h5", + "MovesSAN": "Qh5#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "7R/8/p5p1/1p1B1bB1/5P2/4k1rp/P7/3K4 b - - 9 55", + "PGN": "1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nf3 Bd6 5. Bd3 Ne7 6. O-O Nbc6 7. c4 dxc4 8. Bxc4 O-O 9. Nc3 a6 10. d5 Ne5 11. Nxe5 Bxe5 12. Re1 Ng6 13. Bd3 Qh4 14. g3 Qf6 15. Ne4 Qd8 16. Nc3 Re8 17. h4 h6 18. h5 Nf8 19. Qf3 Bd7 20. Bd2 Qf6 21. Qg2 Bg4 22. Ne4 Qf3 23. Qxf3 Bxf3 24. Nc3 Bxh5 25. Bc4 b5 26. Bb3 Rad8 27. Be3 Bf3 28. Ne2 Bxb2 29. Rab1 Bf6 30. Nf4 Ng6 31. Nxg6 fxg6 32. d6+ Kh7 33. dxc7 Rc8 34. Rbc1 Re7 35. Bb6 Bg4 36. Rxe7 Bxe7 37. f3 Bd7 38. Rd1 Bc5+ 39. Bxc5 Rxc7 40. Be3 Bc6 41. f4 Re7 42. Bd4 Re2 43. Be5 Rg2+ 44. Kf1 Rxg3 45. Rd6 Be4 46. Rd7 h5 47. Rxg7+ Kh6 48. Bf7 h4 49. Rg8 Kh5 50. Bf6 h3 51. Rh8+ Kg4 52. Bg5 Kf3 53. Ke1 Bf5 54. Bd5+ Ke3 55. Kd1 *", + "Moves": "g3g1", + "MovesSAN": "Rg1#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "R4b1k/p4p1p/B5p1/Q1p1Pq2/8/4nN2/PPP3PP/2K4R b - - 0 27", + "PGN": "1. e4 d6 2. f4 Nf6 3. Nc3 g6 4. d4 Bg7 5. Be3 O-O 6. Nf3 c5 7. dxc5 Qa5 8. Nd2 dxc5 9. Nb3 Qc7 10. e5 Ng4 11. Bxc5 b6 12. Nd5 Qb7 13. Nxe7+ Kh8 14. Bd6 Qe4+ 15. Qe2 Qxf4 16. Nd5 Qf5 17. Nd4 Qg5 18. Nf3 Qf5 19. O-O-O Ba6 20. Qe1 Re8 21. Nc7 Nd7 22. Bxa6 Nc5 23. Bxc5 bxc5 24. Nxa8 Rxa8 25. Qa5 Ne3 26. Rd8+ Bf8 27. Rxa8 *", + "Moves": "f5c2", + "MovesSAN": "Qxc2#", + "Themes": "mate mateIn1 middlegame oneMove queensideAttack" + }, + { + "FEN": "r5rk/6pp/bp5N/p7/P7/1P2P3/5PPP/1R4K1 w - - 0 23", + "PGN": "1. d4 e6 2. Nf3 c5 3. c3 cxd4 4. cxd4 d5 5. Bf4 Nc6 6. e3 Bd6 7. Bxd6 Qxd6 8. Bb5 Bd7 9. Nc3 a5 10. a4 b6 11. O-O Nge7 12. Rb1 O-O 13. b3 e5 14. dxe5 Nxe5 15. Nxe5 Bxb5 16. Nxf7 Bxf1 17. Nxd6 Ba6 18. Nxd5 Nxd5 19. Qxd5+ Kh8 20. Nf7+ Kg8 21. Nh6+ Kh8 22. Qg8+ Rxg8 *", + "Moves": "h6f7", + "MovesSAN": "Nf7#", + "Themes": "endgame mate mateIn1 oneMove smotheredMate" + }, + { + "FEN": "4r2k/1Q4pp/p1n5/6b1/1P6/P4P1P/1Bq3P1/3R1K2 w - - 1 31", + "PGN": "1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nf3 e6 5. Be2 Nd7 6. O-O c5 7. c3 Ne7 8. b4 cxb4 9. cxb4 a6 10. Nbd2 Nc6 11. a3 Be7 12. Nb3 O-O 13. Bb2 f6 14. Rc1 Rc8 15. Qd2 fxe5 16. dxe5 Be4 17. Nbd4 Bxf3 18. Nxe6 Qe8 19. Nxf8 Bxe2 20. Nxd7 Bxf1 21. Qxd5+ Kh8 22. Kxf1 Bg5 23. Rd1 Qh5 24. h3 Re8 25. e6 Rxe6 26. Nc5 Re8 27. f3 Qg6 28. Ne6 Rxe6 29. Qd7 Re8 30. Qxb7 Qc2 *", + "Moves": "b7g7", + "MovesSAN": "Qxg7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "5q1k/pp4p1/1bp4p/8/3PQ3/1PP3P1/P6P/5B1K b - - 2 32", + "PGN": "1. e4 e5 2. Nc3 Bc5 3. g3 d6 4. Bg2 Nc6 5. Nge2 Bg4 6. O-O Qd7 7. d3 Nd4 8. Be3 Ne7 9. Qd2 Nec6 10. Bxd4 Nxd4 11. Nxd4 Bxd4 12. Rab1 O-O 13. Nd5 c6 14. Ne3 Be6 15. b3 f5 16. c3 Bb6 17. exf5 Bxf5 18. Rbd1 Bh3 19. Nc4 Bc7 20. f4 exf4 21. Rxf4 Rxf4 22. Qxf4 d5 23. Bxh3 Qe7 24. Qg4 dxc4 25. Qxc4+ Kh8 26. Qe6 Qc5+ 27. Kh1 Rf8 28. Rf1 Rxf1+ 29. Bxf1 Qf8 30. Qe2 h6 31. d4 Bb6 32. Qe4 *", + "Moves": "f8f1", + "MovesSAN": "Qxf1#", + "Themes": "endgame hangingPiece mate mateIn1 oneMove" + }, + { + "FEN": "r1b2rk1/1ppp1ppp/8/p2q2N1/1b6/1R6/P3BPPP/1Q3RK1 w - - 0 17", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. c3 Nf6 4. d4 exd4 5. cxd4 Nxe4 6. d5 Bb4+ 7. Bd2 Nxd2 8. Nbxd2 Qe7+ 9. Be2 Ne5 10. O-O O-O 11. Nxe5 Qxe5 12. Nf3 Qxb2 13. Rb1 Qc3 14. Rb3 Qc5 15. Qb1 a5 16. Ng5 Qxd5 *", + "Moves": "b1h7", + "MovesSAN": "Qxh7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r2q1rk1/pp1n1p2/2b1pbp1/3p2N1/7Q/1P1P3P/1PP3P1/RNB2RK1 w - - 2 19", + "PGN": "1. e4 d6 2. f4 g6 3. Nf3 Bg7 4. Bc4 Nf6 5. d3 O-O 6. f5 c6 7. fxg6 hxg6 8. Nh4 d5 9. exd5 cxd5 10. Bb3 Bg4 11. Qd2 Nc6 12. h3 Bd7 13. O-O Nd4 14. Qb4 Nxb3 15. axb3 Bc6 16. Nf3 Nd7 17. Qh4 e6 18. Ng5 Bf6 *", + "Moves": "h4h7", + "MovesSAN": "Qh7#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "r4rk1/p4pp1/1p3n1p/3ppN2/8/1R1P2Q1/P2q1PPP/4R1K1 w - - 2 21", + "PGN": "1. e4 e5 2. Bc4 Nf6 3. d3 c6 4. Nf3 d5 5. exd5 cxd5 6. Bb5+ Bd7 7. Bxd7+ Nbxd7 8. Bg5 h6 9. Bh4 Qa5+ 10. Nc3 Bb4 11. O-O Bxc3 12. bxc3 Qxc3 13. Rb1 b6 14. Rb3 Qc7 15. Bxf6 Nxf6 16. Re1 Nd7 17. Nh4 O-O 18. Qg4 Nf6 19. Qg3 Qxc2 20. Nf5 Qd2 *", + "Moves": "g3g7", + "MovesSAN": "Qxg7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3q1rk1/6pp/4PB2/8/2P3Q1/5pP1/5P1P/3R2K1 b - - 0 31", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Qxd4 e5 5. Bb5+ Nc6 6. Qd5 Be7 7. Bxc6+ bxc6 8. Qxc6+ Bd7 9. Qc3 Rc8 10. Qd3 Nf6 11. Nc3 Rb8 12. b3 O-O 13. Nd5 Nxd5 14. exd5 a5 15. O-O f5 16. Qa6 e4 17. Nd4 f4 18. Ne6 Bxe6 19. dxe6 Rc8 20. c4 f3 21. g3 d5 22. Rd1 d4 23. Bb2 d3 24. Qb5 Rb8 25. Qf5 a4 26. Qxe4 axb3 27. axb3 Rxb3 28. Rxd3 Rxd3 29. Qg4 Bf6 30. Bxf6 Rd1+ 31. Rxd1 *", + "Moves": "d8d1", + "MovesSAN": "Qxd1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "1qr4r/3k4/1Bp2p2/P2P2pp/6n1/2Q5/5PPP/1R1R1BK1 b - - 0 32", + "PGN": "1. d4 c6 2. c4 Nf6 3. Nc3 d6 4. e4 e6 5. Nf3 Nbd7 6. Be2 Be7 7. O-O h6 8. Be3 Qb6 9. Qd2 Qc7 10. b3 Ng4 11. Bf4 e5 12. dxe5 Ngxe5 13. Nxe5 Nxe5 14. Rad1 Be6 15. Rfe1 O-O-O 16. Bf1 g5 17. Be3 Bg4 18. Rc1 a6 19. a4 f6 20. b4 h5 21. b5 axb5 22. cxb5 Bd7 23. bxc6 Bxc6 24. Nd5 Qb8 25. Nxe7+ Kd7 26. Nxc6 bxc6 27. Qc3 Rc8 28. Rb1 Qc7 29. a5 Ng4 30. Bb6 Qb8 31. Red1 d5 32. exd5 *", + "Moves": "b8h2", + "MovesSAN": "Qxh2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "4K1k1/3Q2p1/4P3/2q5/8/8/8/8 b - - 20 92", + "PGN": "1. b4 e5 2. Bb2 d6 3. e3 Be7 4. Nf3 Nf6 5. c4 Bg4 6. Be2 O-O 7. h3 Bh5 8. d4 e4 9. Nfd2 Bxe2 10. Qxe2 d5 11. a3 Re8 12. cxd5 Qxd5 13. Nc3 Qd8 14. O-O Bf8 15. Rac1 c6 16. b5 a6 17. bxc6 Nxc6 18. Na4 Rc8 19. Nc5 Bxc5 20. Rxc5 Na7 21. Rxc8 Qxc8 22. Rc1 Qd7 23. Nb3 Rc8 24. Nc5 Qe7 25. Qd2 h6 26. Qb4 Nb5 27. a4 Nd5 28. Qb3 Nbc7 29. Qxb7 Ra8 30. Nb3 Qd8 31. Qc6 Rb8 32. Qc2 Ne6 33. Ba3 Qb6 34. Nc5 Rc8 35. Qxe4 Nf6 36. Qb7 Qd8 37. Nxe6 Rxc1+ 38. Bxc1 fxe6 39. Qxa6 Qc7 40. Qf1 Qa5 41. Qd1 Ne4 42. Qb3 Qe1+ 43. Kh2 Ng5 44. Qb8+ Kh7 45. Ba3 Qxf2 46. Qf4 Qa2 47. Be7 Qxa4 48. Bxg5 hxg5 49. Qxg5 Qb4 50. Qh4+ Kg8 51. Qd8+ Kh7 52. d5 exd5 53. Qxd5 Qb8+ 54. Kg1 Qb1+ 55. Kf2 Qb2+ 56. Kf3 Qf6+ 57. Ke2 Qb2+ 58. Qd2 Qb7 59. Qd3+ Kh8 60. Qd8+ Kh7 61. Qh4+ Kg8 62. Qg4 Qb2+ 63. Kf3 Qf6+ 64. Qf4 Qc6+ 65. e4 Qc3+ 66. Kg4 Qc2 67. e5 Qxg2+ 68. Qg3 Qe4+ 69. Qf4 Qe2+ 70. Kg5 Qg2+ 71. Qg4 Qd2+ 72. Kf5 Qd3+ 73. Ke6 Qc4+ 74. Ke7 Qc5+ 75. Ke6 Qc8+ 76. Kd6 Qb8+ 77. Kd5 Qb7+ 78. Kd4 Qb4+ 79. Kd5 Qd2+ 80. Qd4 Qg2+ 81. Qe4 Qxh3 82. e6 Qh5+ 83. Qe5 Qe8 84. Qd6 Qb5+ 85. Qc5 Qd3+ 86. Kc6 Qa6+ 87. Kd7 Qb7+ 88. Kd8 Qb8+ 89. Qc8 Qd6+ 90. Qd7 Qb6+ 91. Ke7 Qc5+ 92. Ke8 *", + "Moves": "c5f8", + "MovesSAN": "Qf8#", + "Themes": "endgame mate mateIn1 oneMove queenEndgame" + }, + { + "FEN": "4Qb1k/2r5/1q1p4/1p1PpB2/p4rP1/1N6/PPP5/1K6 w - - 0 35", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nb3 Be7 8. f3 Be6 9. Qd2 Nbd7 10. O-O-O h5 11. Kb1 Rc8 12. Nd5 Bxd5 13. exd5 b5 14. Be2 Nb6 15. Bxb6 Qxb6 16. g4 hxg4 17. fxg4 Ne4 18. Qd3 Nf2 19. Qf5 O-O 20. Bd3 g6 21. Qf3 Nxd1 22. Rxd1 Bh4 23. Qh3 Bf6 24. Qf3 Bg7 25. h4 Rfe8 26. h5 a5 27. hxg6 fxg6 28. Bxg6 Rf8 29. Qh3 Rf4 30. Bf5 Rcc4 31. Qh5 a4 32. Qe8+ Bf8 33. Rh1 Rc7 34. Rh8+ Kxh8 *", + "Moves": "e8f8", + "MovesSAN": "Qxf8#", + "Themes": "hangingPiece mate mateIn1 middlegame oneMove" + }, + { + "FEN": "6k1/pp3pp1/5r1p/3b4/3P1q2/P7/1PQ3PP/4R1K1 w - - 8 28", + "PGN": "1. d4 d5 2. Nf3 e6 3. c4 Nf6 4. Nc3 Be7 5. cxd5 exd5 6. Bg5 O-O 7. e3 Be6 8. Bd3 h6 9. Bh4 c5 10. O-O cxd4 11. Nxd4 Bd7 12. Qe2 Nc6 13. a3 Nxd4 14. exd4 Re8 15. Qc2 Bc6 16. Rfe1 Ne4 17. Bxe7 Qxe7 18. Nxe4 dxe4 19. Be2 Qg5 20. Qd1 Rad8 21. f3 exf3 22. Bxf3 Rxe1+ 23. Qxe1 Bxf3 24. Qf2 Bd5 25. Rf1 Rd6 26. Re1 Rf6 27. Qc2 Qf4 *", + "Moves": "e1e8", + "MovesSAN": "Re8#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "2k3r1/p3p3/1p2P3/3B2rP/5p2/P3b3/2P1N1P1/1R3R1K b - - 0 29", + "PGN": "1. Nc3 d5 2. d4 Nf6 3. Bg5 Bf5 4. h4 c6 5. Bxf6 gxf6 6. f3 Qb6 7. e4 dxe4 8. fxe4 Be6 9. a3 Bh6 10. Be2 Qc7 11. Qd3 Rg8 12. Bf3 Na6 13. Nge2 O-O-O 14. b4 c5 15. bxc5 Nxc5 16. Qb5 Na6 17. Nd5 Bxd5 18. exd5 Rd6 19. O-O Be3+ 20. Kh1 f5 21. Qd3 f4 22. Qxh7 Rdg6 23. h5 Rg5 24. Qxf7 Qd6 25. Qe6+ Qxe6 26. dxe6 Nc7 27. Rab1 b6 28. d5 Nxd5 29. Bxd5 *", + "Moves": "g5h5", + "MovesSAN": "Rxh5#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r4rk1/1p3p1p/p1b3p1/8/3Nq2P/1P6/PQ2BPP1/R4RK1 b - - 1 24", + "PGN": "1. d4 d5 2. c4 Nf6 3. cxd5 g6 4. Qa4+ Nbd7 5. Nc3 Bg7 6. e4 O-O 7. Nf3 Nb6 8. Qb5 a6 9. Qd3 e6 10. dxe6 Bxe6 11. d5 Bc8 12. Bg5 Qe8 13. Be2 Nfd7 14. O-O Nc5 15. Qe3 Nca4 16. Nxa4 Nxa4 17. Bh6 Bd7 18. Bxg7 Kxg7 19. h4 c5 20. dxc6 Bxc6 21. b3 Nb2 22. Qd4+ Kg8 23. Qxb2 Qxe4 24. Nd4 *", + "Moves": "e4g2", + "MovesSAN": "Qxg2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "rnbq3r/1p2k1pp/p6b/2N1pp2/8/N4Q2/PPP2PPP/R3KB1R b KQ - 1 13", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 Nf6 6. N1c3 a6 7. Na3 Be7 8. Bg5 Nxe4 9. Nxe4 Bxg5 10. Nxd6+ Ke7 11. Ne4 Bh6 12. Qf3 f5 13. Nc5 *", + "Moves": "d8d2", + "MovesSAN": "Qd2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "6rk/2p2R1p/p2p4/1p1Bp1qQ/4P2b/2P5/PP3P2/5K2 w - - 3 31", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. O-O Nf6 5. d4 Nxd4 6. c3 Nxf3+ 7. Qxf3 O-O 8. Bg5 Be7 9. Qg3 d6 10. Bh6 Nh5 11. Qf3 gxh6 12. Qxh5 a6 13. Qxh6 b5 14. Bd5 Rb8 15. Nd2 Bg5 16. Qh5 Bxd2 17. Rad1 Bg5 18. h4 Bf6 19. Rd3 Kh8 20. Rg3 Qe7 21. Re1 Bd7 22. Ree3 Bxh4 23. Rg4 Bxg4 24. Qxg4 Rg8 25. Qh5 Qf6 26. Rf3 Qe7 27. Rxf7 Rxg2+ 28. Kf1 Rg1+ 29. Kxg1 Rg8+ 30. Kf1 Qg5 *", + "Moves": "h5h7", + "MovesSAN": "Qxh7#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "1k1q2r1/p1p2K1p/Pp2Q3/1P6/2P1RP2/7P/8/2R5 b - - 0 46", + "PGN": "1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. Qd4 d6 5. exd6 Bxd6 6. Nf3 Nc6 7. Qd1 Be6 8. Nbd2 Qe7 9. h3 Ne3 10. Qb3 Nxf1 11. Kxf1 O-O-O 12. a3 Rhe8 13. Qc2 Kb8 14. e3 f5 15. b4 Be5 16. Bb2 Bxb2 17. Qxb2 Rd7 18. b5 Na5 19. Qc3 b6 20. Nd4 Red8 21. Rd1 g6 22. g3 Bf7 23. Kg2 Kb7 24. Rhe1 Qc5 25. Rc1 g5 26. N2b3 Nxb3 27. Nxb3 Qe7 28. Nd4 Qc5 29. a4 f4 30. a5 fxg3 31. fxg3 Bg6 32. a6+ Kc8 33. Ne6 Be4+ 34. Kh2 Rd2+ 35. Kg1 Qd6 36. Nf4 gxf4 37. exf4 Rd3 38. Qe5 Rxg3+ 39. Kf2 Qd2+ 40. Kxg3 Qg2+ 41. Kh4 Qf2+ 42. Kg5 Rg8+ 43. Kf6 Qh4+ 44. Kf7 Qd8 45. Qe6+ Kb8 46. Rxe4 *", + "Moves": "d8f8", + "MovesSAN": "Qf8#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "2r4k/7p/p5p1/Pp5P/3R4/b4P2/B7/1KR5 b - - 0 36", + "PGN": "1. d4 Nf6 2. f3 d5 3. e3 e6 4. c3 g6 5. b4 Bg7 6. a4 O-O 7. Ba3 b6 8. Nd2 Nbd7 9. Qb3 c5 10. O-O-O cxb4 11. cxb4 a6 12. Kb1 b5 13. a5 e5 14. Qd3 exd4 15. exd4 Nh5 16. g3 Qf6 17. Nb3 Nb8 18. Bb2 Bf5 19. Nc5 Bxd3+ 20. Bxd3 Qd8 21. Ne2 Nd7 22. g4 Nxc5 23. dxc5 Bxb2 24. gxh5 Ba3 25. hxg6 fxg6 26. Nd4 Qf6 27. Bc2 Bxb4 28. h4 Bxc5 29. Nb3 Ba3 30. Nd4 Rac8 31. Bb3 Rc3 32. Bxd5+ Kh8 33. Ba2 Rfc8 34. h5 Qxd4 35. Rxd4 Rc1+ 36. Rxc1 *", + "Moves": "c8c1", + "MovesSAN": "Rxc1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "8/7p/2RP2p1/6k1/2P4R/6P1/Prr4P/6K1 b - - 4 39", + "PGN": "1. g3 Nc6 2. Bg2 d5 3. d4 Nf6 4. e3 e5 5. Ne2 e4 6. O-O Bg4 7. f3 exf3 8. Bxf3 Bxf3 9. Rxf3 Ne4 10. Nbc3 Qd6 11. Nxe4 dxe4 12. Rf4 Qg6 13. Nc3 f5 14. Qf1 Ne7 15. Qb5+ c6 16. Qxb7 Rd8 17. Qxa7 Kf7 18. Nxe4 Kg8 19. Nc5 Nd5 20. Rf2 Bd6 21. c4 Nf6 22. Ne6 Re8 23. Nf4 Bxf4 24. Rxf4 Ng4 25. Qd7 Nxe3 26. Bxe3 Rxe3 27. Qc8+ Re8 28. Qxf5 Qxf5 29. Rxf5 g6 30. Rf6 Kg7 31. Rxc6 Re2 32. d5 Rxb2 33. Re1 Rf8 34. Re7+ Kh6 35. Re4 Rff2 36. Rh4+ Kg5 37. d6 Rg2+ 38. Kh1 Rgc2 39. Kg1 *", + "Moves": "c2c1", + "MovesSAN": "Rc1#", + "Themes": "endgame mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "6k1/6p1/p6p/1p6/1P1q4/P2R2QP/6PK/2r5 b - - 5 29", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nc6 5. Bc4 e6 6. Nc3 Nf6 7. O-O Be7 8. a3 O-O 9. b4 Qc7 10. Bb2 a6 11. f4 Nxd4 12. Qxd4 b5 13. Ba2 e5 14. fxe5 dxe5 15. Qd3 Rd8 16. Qg3 Bb7 17. Nd5 Bxd5 18. Bxd5 Rac8 19. Bxe5 Qxc2 20. Bxf6 Bxf6 21. Rxf6 Qb2 22. Rxf7 Rxd5 23. exd5 Qxa1+ 24. Rf1 Qd4+ 25. Kh1 Qxd5 26. h3 h6 27. Rf3 Qd4 28. Rd3 Rc1+ 29. Kh2 *", + "Moves": "d4g1", + "MovesSAN": "Qg1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "3Q4/6qp/6pk/5p2/4pP1P/4P1P1/4BK2/2r5 w - - 13 53", + "PGN": "1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. d4 d5 5. O-O O-O 6. c4 c6 7. cxd5 cxd5 8. Nc3 Nc6 9. Ne5 Bf5 10. Nxc6 bxc6 11. Na4 Rb8 12. Nc5 Nd7 13. Nxd7 Qxd7 14. e3 Rfc8 15. b3 c5 16. Bb2 Rc7 17. Rc1 a5 18. Qd2 a4 19. dxc5 axb3 20. Bxg7 Kxg7 21. axb3 Rxb3 22. Bxd5 Rd3 23. Qb2+ Kg8 24. Bg2 Rd2 25. Qb8+ Kg7 26. c6 Qd6 27. Qb5 Bd3 28. Qb6 Bxf1 29. Rxf1 Rd1 30. Qb2+ Kg8 31. Qb8+ Kg7 32. Qb2+ e5 33. f4 Rxf1+ 34. Kxf1 f6 35. Qc2 f5 36. Qc3 Kf6 37. Bf3 Ke6 38. Qc4+ Kf6 39. Qc3 Ke6 40. Kf2 e4 41. Be2 Rxc6 42. Qb3+ Qd5 43. Qb8 Qd7 44. Qb3+ Ke7 45. Qb4+ Rd6 46. h4 Kf7 47. Bc4+ Kg7 48. Qc3+ Kh6 49. Be2 Rc6 50. Qb4 Rc2 51. Qf8+ Qg7 52. Qd8 Rc1 *", + "Moves": "d8g5", + "MovesSAN": "Qg5#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "6k1/8/8/5qp1/6Q1/6PK/1P5P/8 b - - 2 48", + "PGN": "1. Nf3 c5 2. g3 Nc6 3. Bg2 Nf6 4. O-O d5 5. d4 Bg4 6. Ne5 cxd4 7. Nxg4 Nxg4 8. e3 Nf6 9. exd4 e6 10. c3 Bd6 11. Nd2 O-O 12. a4 a6 13. Qe2 Rb8 14. Nf3 b5 15. axb5 axb5 16. Ra6 Rb6 17. Rxb6 Qxb6 18. Ne5 Bxe5 19. dxe5 Nd7 20. Be3 Qc7 21. f4 b4 22. c4 Nb6 23. cxd5 Nxd5 24. Bxd5 exd5 25. Rc1 Qb7 26. Qd3 Rd8 27. Bc5 d4 28. Bd6 Qb6 29. Kg2 h5 30. Qf3 Rc8 31. f5 Na7 32. Rxc8+ Nxc8 33. Qa8 Qd8 34. Bxb4 Qd7 35. Qe4 d3 36. e6 fxe6 37. fxe6 Qb5 38. e7 Nxe7 39. Qxe7 Qd5+ 40. Kf2 d2 41. Bxd2 Qxd2+ 42. Qe2 Qd4+ 43. Kg2 Qd5+ 44. Kg1 Qd4+ 45. Kg2 Qd5+ 46. Kh3 g5 47. Qxh5 Qf5+ 48. Qg4 *", + "Moves": "f5f1", + "MovesSAN": "Qf1#", + "Themes": "endgame master mate mateIn1 oneMove queenEndgame" + }, + { + "FEN": "6k1/1pp2p2/p6p/3Q2p1/PP4P1/2P4K/5qP1/R7 b - - 0 24", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Be7 5. O-O O-O 6. Re1 d6 7. c3 Bg4 8. Nbd2 a6 9. b4 h6 10. a4 d5 11. exd5 Nxd5 12. Qb3 Nf4 13. Nxe5 Nxe5 14. Rxe5 Nxd3 15. Bxd3 Qxd3 16. Rxe7 Rae8 17. Rxe8 Rxe8 18. Nf1 Re1 19. h3 Qxf1+ 20. Kh2 Qxf2 21. Be3 Rxe3 22. hxg4 g5 23. Qd5 Rh3+ 24. Kxh3 *", + "Moves": "f2h4", + "MovesSAN": "Qh4#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "5k2/1p3p2/4b3/p4N2/3R4/2K5/r4P1P/8 w - - 2 42", + "PGN": "1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Nc3 Be7 5. Bg5 Nbd7 6. e3 h6 7. Bh4 O-O 8. Qc2 c5 9. cxd5 Nxd5 10. Bxe7 Nxe7 11. Rd1 cxd4 12. Nxd4 Qb6 13. Be2 Nf6 14. O-O Bd7 15. Bf3 Rac8 16. Qb3 Qxb3 17. Nxb3 Bc6 18. Rd6 Rfd8 19. Rfd1 Rxd6 20. Rxd6 Kf8 21. Kf1 Ned5 22. Nxd5 Nxd5 23. e4 Bb5+ 24. Ke1 Ke7 25. e5 Rc2 26. Nd4 Rxb2 27. Bxd5 exd5 28. Nf5+ Ke8 29. Nxg7+ Kf8 30. Nf5 Re2+ 31. Kd1 Rxe5 32. Rd8+ Re8 33. Rxd5 Bc6 34. Rd4 Bxg2 35. Nxh6 Bf3+ 36. Kc1 Re1+ 37. Kb2 Re2+ 38. Kc3 Rxa2 39. Rf4 Bd5 40. Nf5 a5 41. Rd4 Be6 *", + "Moves": "d4d8", + "MovesSAN": "Rd8#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "3r2k1/p5pp/5p2/Q2n1q2/1p5B/5pNP/PP4r1/2RR3K b - - 1 26", + "PGN": "1. d4 d5 2. c4 dxc4 3. Nc3 Nf6 4. e4 e5 5. d5 c6 6. Bxc4 b5 7. Bd3 b4 8. Nce2 cxd5 9. Bb5+ Bd7 10. Bxd7+ Qxd7 11. exd5 Nxd5 12. Nf3 Nc6 13. O-O Bc5 14. Qb3 O-O 15. Rd1 Rfd8 16. Bg5 f6 17. Bh4 Rac8 18. Rac1 Na5 19. Qd3 Qg4 20. Qa6 e4 21. h3 Qf5 22. Qxa5 exf3 23. Ng3 Bxf2+ 24. Kxf2 Rc2+ 25. Kg1 Rxg2+ 26. Kh1 *", + "Moves": "f5h3", + "MovesSAN": "Qxh3#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r2q1r1k/ppp3pp/5p2/8/4Qn2/P2B4/2P2PPP/3K3R w - - 0 20", + "PGN": "1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nc3 Nf6 5. Nf3 Bb4 6. a3 Bxc3+ 7. bxc3 Nc6 8. c4 Be6 9. cxd5 Bxd5 10. Qe2+ Ne4 11. Bg5 f6 12. Bf4 O-O 13. O-O-O Nc3 14. Qd3 Nxd1 15. Kxd1 Bxf3+ 16. Qxf3 Nxd4 17. Bc4+ Kh8 18. Qe4 Ne6+ 19. Bd3 Nxf4 *", + "Moves": "e4h7", + "MovesSAN": "Qxh7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r4r2/pb2q1kp/3p1p2/2p1pB2/2P1P3/5RPQ/PP5P/6K1 w - - 0 29", + "PGN": "1. d4 Nf6 2. Nf3 e6 3. c4 b6 4. Nc3 Bb7 5. g3 Be7 6. Bg2 Ne4 7. Qc2 Nxc3 8. Qxc3 c5 9. O-O O-O 10. dxc5 bxc5 11. Qc2 Nc6 12. Rd1 Qc7 13. Bf4 d6 14. e3 e5 15. Bg5 f6 16. Bh4 g5 17. Bh3 gxh4 18. Nxh4 Nb4 19. Be6+ Kh8 20. Qf5 Qc6 21. f3 Qe8 22. e4 Nc2 23. Rd3 Nxa1 24. Qh3 Nc2 25. Bf5 Nd4 26. Ng6+ Kg7 27. Nxe7 Nxf3+ 28. Rxf3 Qxe7 *", + "Moves": "h3h7", + "MovesSAN": "Qxh7#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/b2n1ppk/7p/3P1P1P/8/1PB5/2P1K1Q1/2q5 w - - 3 46", + "PGN": "1. f4 Nf6 2. e3 d5 3. Nf3 c6 4. g3 Bg4 5. Bg2 e6 6. h3 Bxf3 7. Qxf3 Be7 8. O-O O-O 9. g4 Nbd7 10. Nc3 Qb6 11. d3 d4 12. g5 dxc3 13. gxf6 Bxf6 14. b3 e5 15. f5 Rfe8 16. Kh1 e4 17. dxe4 Ne5 18. Qg3 Kh8 19. Ba3 a5 20. Rad1 Rad8 21. h4 c5 22. h5 h6 23. Bh3 Qc7 24. Rd5 Rxd5 25. exd5 b5 26. e4 b4 27. Bc1 c4 28. Bg2 cxb3 29. axb3 Qe7 30. Bf4 Bh4 31. Qh3 Bf6 32. Ra1 Qc5 33. Be3 Qb5 34. Bf1 Qd7 35. Rxa5 Kh7 36. Bb5 Qc7 37. Ra7 Qb8 38. Bxe8 Qxe8 39. Bc5 Nd7 40. Bxb4 Qxe4+ 41. Qg2 Qh4+ 42. Kg1 Bd4+ 43. Kf1 Bxa7 44. Bxc3 Qf4+ 45. Ke2 Qc1 *", + "Moves": "g2g7", + "MovesSAN": "Qxg7#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "r1b1kbnr/pp1p1pQp/2n1pq1B/8/4P3/2N2N2/PP3PPP/R3KB1R w KQkq - 3 9", + "PGN": "1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 e6 5. Nf3 Bb4 6. Qd4 Nc6 7. Qxg7 Qf6 8. Bh6 Bf8 *", + "Moves": "g7f8", + "MovesSAN": "Qxf8#", + "Themes": "master mate mateIn1 oneMove opening" + }, + { + "FEN": "k2r1b2/pq6/Np3p2/1N6/8/P4Q2/1PP5/1K6 w - - 1 37", + "PGN": "1. d4 f6 2. Nf3 g6 3. Nc3 Nh6 4. e4 Nf7 5. g4 Bg7 6. h4 c6 7. g5 d5 8. h5 Bg4 9. hxg6 hxg6 10. Rxh8+ Nxh8 11. Be2 Nf7 12. exd5 cxd5 13. gxf6 exf6 14. Be3 Nc6 15. a3 Qd7 16. Qd3 Bf5 17. Qb5 O-O-O 18. Na4 Bf8 19. O-O-O g5 20. Nd2 Kb8 21. Nb3 Ka8 22. Nbc5 Qc7 23. Bf3 Nd6 24. Qb3 Nc4 25. Bxd5 Nxe3 26. Bxc6 Qxc6 27. fxe3 b6 28. Nd3 Be4 29. Nc3 Bf3 30. Rf1 g4 31. Nb4 Qe8 32. Na6 Qxe3+ 33. Kb1 Qxd4 34. Nb5 Qd7 35. Rxf3 gxf3 36. Qxf3+ Qb7 *", + "Moves": "b5c7", + "MovesSAN": "Nbc7#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "5rrk/1p6/p6p/2p2p2/P2p1QqP/3P1RP1/b1P4K/8 w - - 1 36", + "PGN": "1. e4 c5 2. Nc3 Nc6 3. Bb5 Nd4 4. Bc4 a6 5. a4 d6 6. d3 Nf6 7. f4 g6 8. Nf3 Nxf3+ 9. Qxf3 Bg7 10. h3 Rb8 11. O-O O-O 12. Bd2 e6 13. f5 exf5 14. Bg5 h6 15. Be3 Kh7 16. Qg3 Nh5 17. Qf2 Be6 18. exf5 gxf5 19. Nd5 Bxb2 20. Rab1 Be5 21. Nf4 Nxf4 22. Bxf4 Bd4 23. Be3 Bxe3 24. Qxe3 d5 25. Ba2 d4 26. Qe5 Bxa2 27. Qxf5+ Kg8 28. Rb6 Qxb6 29. Rf3 Qe6 30. Rg3+ Kh8 31. Qf4 Rg8 32. Rf3 f5 33. Kh2 Rbf8 34. h4 Qg6 35. g3 Qg4 *", + "Moves": "f4h6", + "MovesSAN": "Qxh6#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "rnbb3k/pp3Bpp/2p2q2/8/8/6P1/PPP2P1P/R1B1R1K1 w - - 0 18", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. d4 Nxe4 4. dxe5 d6 5. Bd3 f5 6. O-O Be7 7. Nbd2 O-O 8. Nxe4 fxe4 9. Bxe4 dxe5 10. Nxe5 Bd6 11. Bd5+ Kh8 12. Nf7+ Rxf7 13. Bxf7 Qh4 14. g3 Qf6 15. Qd5 c6 16. Re1 Be7 17. Qd8+ Bxd8 *", + "Moves": "e1e8", + "MovesSAN": "Re8#", + "Themes": "backRankMate mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r2qkbnr/pppbp3/2n4p/1B1p1pp1/3P4/4P1B1/PPP2PPP/RN1QK1NR w KQkq - 2 7", + "PGN": "1. d4 d5 2. Bg5 Nc6 3. e3 h6 4. Bh4 g5 5. Bg3 f5 6. Bb5 Bd7 *", + "Moves": "d1h5", + "MovesSAN": "Qh5#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "8/8/4pk2/5p1p/1R3K1P/2r2PP1/8/8 b - - 15 51", + "PGN": "1. d4 d5 2. c4 e6 3. Nf3 c6 4. g3 Nf6 5. Bg2 dxc4 6. O-O Be7 7. Qc2 b5 8. a4 O-O 9. Bg5 Nbd7 10. axb5 cxb5 11. Ne5 Nxe5 12. Bxf6 gxf6 13. Bxa8 Qxd4 14. Bg2 Bd7 15. Nd2 f5 16. Nf3 Nxf3+ 17. Bxf3 Bf6 18. Rab1 a5 19. Rfd1 Qa7 20. Rd2 Bc8 21. Ra1 a4 22. Rad1 Bg7 23. e4 Bb7 24. Rd7 fxe4 25. Bxe4 Bxe4 26. Qxe4 Qc5 27. R1d2 b4 28. Rb7 c3 29. bxc3 Bxc3 30. Rc2 b3 31. Rc1 Qa3 32. Rxc3 Qa1+ 33. Kg2 Qxc3 34. Qxa4 b2 35. Qb5 Rc8 36. Qxb2 Qc6+ 37. Kg1 Qc1+ 38. Qxc1 Rxc1+ 39. Kg2 Kg7 40. h4 Kg6 41. Rb4 f5 42. Rb6 Re1 43. f3 h5 44. Kf2 Re5 45. Rb8 Kg7 46. Rb4 Rc5 47. Ke3 Rc3+ 48. Kf4 Kg6 49. Rb6 Kf7 50. Rb7+ Kf6 51. Rb4 *", + "Moves": "e6e5", + "MovesSAN": "e5#", + "Themes": "endgame mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "r1b1r1k1/pp3ppp/5q2/1QPp4/2n5/5N1P/PP1N1KP1/R6R w - - 1 18", + "PGN": "1. e4 e5 2. f4 d5 3. exd5 exf4 4. Nf3 Nf6 5. c4 c6 6. d4 cxd5 7. Bxf4 Bb4+ 8. Bd2 Bxd2+ 9. Nbxd2 O-O 10. Be2 Nc6 11. c5 Ng4 12. Qb3 Re8 13. h3 Ne3 14. Kf2 Qf6 15. Bb5 Nxd4 16. Qa4 Nxb5 17. Qxb5 Nc4 *", + "Moves": "b5e8", + "MovesSAN": "Qxe8#", + "Themes": "hangingPiece kingsideAttack master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3r3r/ppp1kppp/5n2/4pb2/2P5/PN2KNP1/nP2PPBP/3R3R b - - 4 14", + "PGN": "1. d4 d6 2. c4 Nf6 3. g3 e5 4. dxe5 dxe5 5. Qxd8+ Kxd8 6. Bg2 Nc6 7. Nf3 Bb4+ 8. Bd2 Bxd2+ 9. Nbxd2 Ke7 10. O-O-O Bf5 11. Nb3 Nb4 12. a3 Na2+ 13. Kd2 Rad8+ 14. Ke3 *", + "Moves": "f6g4", + "MovesSAN": "Ng4#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "4Q3/3N2kp/2r1qbp1/1n6/8/2P3P1/1P3P1P/6K1 w - - 0 34", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O b5 6. Bb3 Be7 7. Re1 O-O 8. a4 Rb8 9. c3 d6 10. d4 Bg4 11. d5 Na7 12. axb5 Nxb5 13. Rxa6 Nd7 14. Bc2 Nc5 15. Ra1 f5 16. exf5 e4 17. Bxe4 Nxe4 18. Rxe4 Bxf5 19. Rb4 c5 20. dxc6 d5 21. Rba4 Bxb1 22. Bf4 Be4 23. Bxb8 Qxb8 24. Rxe4 dxe4 25. Qd5+ Kh8 26. Ne5 g6 27. Nd7 Rd8 28. Qxe4 Qd6 29. g3 Rc8 30. Re1 Bf6 31. Qe6 Rxc6 32. Qe8+ Kg7 33. Re6 Qxe6 *", + "Moves": "e8f8", + "MovesSAN": "Qf8#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "r1bk1b1r/1p2pppp/p1P5/1B6/5B2/2P2p2/P4PPP/R2K3R w - - 0 14", + "PGN": "1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. d4 cxd4 5. Nf3 d6 6. cxd4 Nc6 7. Nc3 Nxc3 8. bxc3 dxe5 9. d5 e4 10. Bb5 exf3 11. dxc6 Qxd1+ 12. Kxd1 Kd8 13. Bf4 a6 *", + "Moves": "c6c7", + "MovesSAN": "c7#", + "Themes": "advancedPawn master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1b2r1k/pp4pp/8/3B4/3bp3/1P6/P1Q3PP/R1B2R1K b - - 1 19", + "PGN": "1. f4 d5 2. Nf3 c5 3. e3 Nf6 4. c3 Nc6 5. d4 e6 6. Be2 Be7 7. O-O O-O 8. Ne5 Nxe5 9. fxe5 Ne4 10. Nd2 cxd4 11. exd4 f6 12. Nxe4 dxe4 13. exf6 Bxf6 14. Qc2 Qd5 15. b3 e5 16. Bc4 exd4 17. Bxd5+ Kh8 18. cxd4 Bxd4+ 19. Kh1 *", + "Moves": "f8f1", + "MovesSAN": "Rxf1#", + "Themes": "backRankMate hangingPiece mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1q1k2r/1Q2bppp/p1N2n2/4p2P/8/2N1B3/PPP2P1P/2Kb1B1R w kq - 2 19", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 e6 5. Nc3 a6 6. Qe2 Nf6 7. e5 dxe5 8. Qxe5 Nbd7 9. Qg3 Qb6 10. Nb3 Nh5 11. Qf3 Ndf6 12. Be3 Qd8 13. Nd4 Be7 14. O-O-O Bd7 15. g4 e5 16. gxh5 Bg4 17. Qxb7 Bxd1 18. Nc6 Qc8 *", + "Moves": "b7e7", + "MovesSAN": "Qxe7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "rnbq1b1r/pppp4/1k5p/3QP1p1/2B1Pp2/7P/PPP3P1/RNB1K2R w KQ - 3 13", + "PGN": "1. e4 e5 2. f4 exf4 3. Nf3 h6 4. d4 g5 5. h3 f6 6. Bc4 Ne7 7. Ne5 fxe5 8. Qh5+ Ng6 9. Qxg6+ Ke7 10. Qf7+ Kd6 11. dxe5+ Kc6 12. Qd5+ Kb6 *", + "Moves": "d5b5", + "MovesSAN": "Qb5#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1b1k2r/qp1p1ppp/p4n2/4pP2/N1P4b/5P2/PP2B1PP/R1BQ1K1R b kq - 0 14", + "PGN": "1. e4 c5 2. Nf3 a6 3. d4 cxd4 4. Nxd4 Nf6 5. f3 Nc6 6. c4 e5 7. Nc2 Bc5 8. Be2 Qb6 9. Nc3 Bf2+ 10. Kf1 Nd4 11. Na4 Qa7 12. Ne3 Bh4 13. Nf5 Nxf5 14. exf5 *", + "Moves": "a7f2", + "MovesSAN": "Qf2#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "1rbq1rk1/3p1pp1/p4b1p/1pp5/4Q3/2P5/PPB2PPP/RN2R1K1 w - - 2 16", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. c3 Nxe4 6. O-O b5 7. Bc2 Nf6 8. d4 exd4 9. Re1+ Be7 10. Nxd4 Nxd4 11. Qxd4 O-O 12. Bg5 c5 13. Qh4 h6 14. Bxf6 Bxf6 15. Qe4 Rb8 *", + "Moves": "e4h7", + "MovesSAN": "Qh7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/2p2pk1/3p4/3P1qpp/1P4P1/5Q1K/R6P/8 b - - 0 36", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 4. d4 exd4 5. Nxd4 Bd7 6. Nc3 a6 7. Ba4 b5 8. Nxc6 Bxc6 9. Bb3 Nf6 10. Bd5 Bxd5 11. exd5 Be7 12. O-O O-O 13. a3 h6 14. Re1 Nh7 15. Be3 Bg5 16. Qd3 Bxe3 17. Rxe3 Ng5 18. Rae1 Qf6 19. b4 g6 20. Ne4 Nxe4 21. Rxe4 Kg7 22. c4 h5 23. Re7 Rfc8 24. cxb5 axb5 25. Qxb5 Rxa3 26. Qb7 Ra2 27. f3 Qg5 28. R7e2 Re8 29. Rxa2 Rxe1+ 30. Kf2 Qe3+ 31. Kg3 Rf1 32. Qa7 Qe5+ 33. Kh3 g5 34. Qa3 Qf5+ 35. g4 Rxf3+ 36. Qxf3 *", + "Moves": "f5f3", + "MovesSAN": "Qxf3#", + "Themes": "endgame hangingPiece mate mateIn1 oneMove" + }, + { + "FEN": "1k6/1q6/1p3p2/1Rb1p2p/8/2P3rP/4Q1P1/1R5K b - - 4 30", + "PGN": "1. d4 f5 2. Bg5 c6 3. Nc3 d5 4. f3 Qb6 5. Rb1 Nf6 6. e4 dxe4 7. fxe4 fxe4 8. Bc4 Bg4 9. Qd2 Nbd7 10. h3 Bh5 11. Nge2 e5 12. Bxf6 gxf6 13. Nxe4 Bxe2 14. Qxe2 O-O-O 15. O-O Qxd4+ 16. Kh1 Be7 17. c3 Qb6 18. b4 Kb8 19. a4 Qc7 20. a5 h5 21. b5 cxb5 22. Rxb5 Nc5 23. Nxc5 Bxc5 24. Rfb1 b6 25. axb6 axb6 26. Ra1 Qb7 27. Bd3 Rxd3 28. Qxd3 Rg8 29. Qe2 Rg3 30. Rab1 *", + "Moves": "g3h3", + "MovesSAN": "Rxh3#", + "Themes": "endgame master mate mateIn1 oneMove pin" + }, + { + "FEN": "r4r1k/1p3p2/1nbpqp1p/p4Q2/2P5/1PNB3P/P5P1/3R2K1 w - - 0 27", + "PGN": "1. e4 d6 2. d4 Nf6 3. Nf3 Nxe4 4. Bd3 Nf6 5. O-O e6 6. Re1 Be7 7. c4 O-O 8. Nc3 Nbd7 9. h3 c5 10. Be3 cxd4 11. Nxd4 e5 12. Nf5 Nb6 13. Nxe7+ Qxe7 14. Bg5 Qe6 15. b3 h6 16. Bh4 Bd7 17. Qe2 Bc6 18. Rad1 a5 19. f4 Nfd7 20. f5 Qe8 21. f6 Nxf6 22. Bxf6 gxf6 23. Qg4+ Kh8 24. Qf5 e4 25. Rxe4 Qc8 26. Re6 Qxe6 *", + "Moves": "f5h7", + "MovesSAN": "Qh7#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "4K3/8/4k1P1/4p3/8/3B1Q2/8/2r5 b - - 4 62", + "PGN": "1. e4 d6 2. Nc3 Nf6 3. f4 g6 4. Nf3 Bg7 5. Bc4 c5 6. O-O Nc6 7. d3 O-O 8. Qe1 Bg4 9. Qh4 Bxf3 10. gxf3 Nd4 11. Rf2 b5 12. Nxb5 Nxb5 13. Bxb5 Rb8 14. Bc4 d5 15. Bb3 c4 16. dxc4 dxe4 17. Be3 exf3 18. Rxf3 Ne4 19. c3 a5 20. Rd1 Qc7 21. f5 a4 22. Bxa4 Nc5 23. Bb5 Rbd8 24. Rdf1 Nd3 25. Rh3 h5 26. Qe4 Nxb2 27. c5 Nd1 28. Bd4 Nxc3 29. Bxc3 Qxc5+ 30. Kg2 Bxc3 31. Bd3 Rd4 32. Qf3 Rg4+ 33. Rg3 Rxg3+ 34. hxg3 Bf6 35. fxg6 fxg6 36. Bxg6 Qg5 37. Qxh5 Qxh5 38. Bxh5 Rb8 39. Rf2 Rb2 40. Be2 Kg7 41. a4 Bd4 42. a5 Bxf2 43. Kxf2 Ra2 44. a6 Kf6 45. Ke3 Ke5 46. g4 Ra3+ 47. Bd3 e6 48. g5 Ra5 49. g6 Kf6 50. Kd4 Ra4+ 51. Kc5 Ra3 52. Kd4 Ra4+ 53. Kc5 Ra5+ 54. Kb6 Ra1 55. a7 e5 56. Ba6 Rb1+ 57. Kc7 Rc1+ 58. Kd7 Rd1+ 59. Ke8 Rc1 60. a8=Q Kf5 61. Qf3+ Ke6 62. Bd3 *", + "Moves": "c1c8", + "MovesSAN": "Rc8#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "r2q1k2/1p3pp1/p1nbr3/3p2NQ/3P4/P6P/1P3PP1/R1B3K1 w - - 0 19", + "PGN": "1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 Nc6 6. Nf3 a6 7. cxd5 Nxd5 8. a3 Bg4 9. Be2 e6 10. O-O Bd6 11. Nxd5 exd5 12. h3 Be6 13. Re1 O-O 14. Bd3 Re8 15. Bxh7+ Kxh7 16. Ng5+ Kg8 17. Qh5 Kf8 18. Rxe6 Rxe6 *", + "Moves": "h5f7", + "MovesSAN": "Qxf7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r2q2rk/2bn2pp/ppp3nN/4P3/PB1P2PP/8/1P2KP2/R6R w - - 0 23", + "PGN": "1. d4 d5 2. c4 dxc4 3. e3 Be6 4. Na3 Nf6 5. Nxc4 Bxc4 6. Bxc4 e6 7. Qb3 b6 8. Nf3 Bd6 9. Bd2 O-O 10. a4 c6 11. Ke2 Nd5 12. e4 Ne7 13. e5 Bc7 14. Bb4 Re8 15. g4 a6 16. h4 Nd7 17. Bxe6 fxe6 18. Qxe6+ Kh8 19. Ng5 Ng6 20. Nf7+ Kg8 21. Nh6+ Kh8 22. Qg8+ Rxg8 *", + "Moves": "h6f7", + "MovesSAN": "Nf7#", + "Themes": "mate mateIn1 middlegame oneMove smotheredMate" + }, + { + "FEN": "3rr3/4k3/2p1pR2/1pP1K1p1/8/8/8/7R w - - 1 43", + "PGN": "1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 a6 5. b3 b5 6. e3 Bg4 7. h3 Bxf3 8. Qxf3 e6 9. Bd2 Bb4 10. Bd3 Nbd7 11. O-O O-O 12. a3 Bd6 13. c5 Bc7 14. e4 dxe4 15. Nxe4 Nd5 16. Ng5 N7f6 17. Rfe1 h6 18. Ne4 a5 19. g4 Qd7 20. h4 Nxe4 21. Qxe4 Nf6 22. Qf3 Qxd4 23. g5 hxg5 24. hxg5 Qg4+ 25. Qxg4 Nxg4 26. Be4 Rad8 27. Rad1 Ne5 28. f4 Nd3 29. Bxa5 Bxa5 30. b4 Bxb4 31. axb4 Nxb4 32. Ra1 Ra8 33. Reb1 Nd5 34. f5 Rfe8 35. Kf2 Kf8 36. f6 Nc3 37. Rh1 Nxe4+ 38. Ke3 gxf6 39. Kxe4 fxg5 40. Ke5 Ke7 41. Raf1 f6+ 42. Rxf6 Rad8 *", + "Moves": "h1h7", + "MovesSAN": "Rh7#", + "Themes": "endgame master mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "r1bq1rk1/1pp2ppp/2n1pb2/8/p2PQ3/1P1B1N2/PBP2PPP/2KR3R w - - 0 12", + "PGN": "1. e4 e6 2. b3 d5 3. Bb2 dxe4 4. Nc3 Nc6 5. Qe2 Nf6 6. O-O-O Be7 7. Nxe4 O-O 8. Nf3 Nxe4 9. Qxe4 Bf6 10. d4 a5 11. Bd3 a4 *", + "Moves": "e4h7", + "MovesSAN": "Qxh7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r4rk1/pp1bpp1p/1q4pB/8/2P1n3/2Q2N2/P4PPP/R3K2R w KQ - 5 16", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. c3 Bg7 5. d4 cxd4 6. cxd4 Nf6 7. d5 Qa5+ 8. Nc3 Nxe4 9. dxc6 Bxc3+ 10. bxc3 Qxb5 11. cxd7+ Bxd7 12. Qd4 Nf6 13. c4 Qb6 14. Qc3 O-O 15. Bh6 Ne4 *", + "Moves": "c3g7", + "MovesSAN": "Qg7#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r3r3/2k4p/2N3p1/1B1b1p2/8/2R5/P1P2PPP/KR6 b - - 0 35", + "PGN": "1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Bg5 Bg7 5. Nf3 c6 6. e5 dxe5 7. dxe5 Nd5 8. Bc4 Nxc3 9. Qxd8+ Kxd8 10. bxc3 f6 11. exf6 exf6 12. O-O-O+ Kc7 13. Bf4+ Kb6 14. Be3+ Ka5 15. Nd4 b5 16. Nb3+ Ka4 17. Be2 Ka3 18. Kb1 Na6 19. Rd4 b4 20. Bc1+ Ka4 21. Bxa6 Rb8 22. Bd3 f5 23. Nc5+ Ka5 24. Nb3+ Ka4 25. Rc4 Bxc3 26. Nc5+ Ka5 27. Bb2 Re8 28. Nb3+ Kb6 29. Bxc3 bxc3 30. Rxc3 a5 31. Ka1 Be6 32. Rb1 Kc7 33. Nxa5 Bd5 34. Bb5 Ra8 35. Nxc6 *", + "Moves": "a8a2", + "MovesSAN": "Rxa2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r4rk1/2qb1ppp/4p3/1n6/1P2Q1P1/2P4P/2B2P2/1Nb1K1NR w K - 1 25", + "PGN": "1. h3 e6 2. e4 c6 3. a3 d5 4. exd5 cxd5 5. Qg4 Nf6 6. Qa4+ Nc6 7. Bb5 Bd7 8. Qb3 a6 9. Bd3 b5 10. a4 Rc8 11. axb5 Nd4 12. Qa4 Nxb5 13. Qxa6 Nc7 14. Qa7 Ra8 15. Qe3 Rxa1 16. c3 Be7 17. b4 O-O 18. Bc2 Ra8 19. g4 Ne4 20. d3 Bg5 21. Qd4 Nb5 22. Qe5 Bxc1 23. dxe4 dxe4 24. Qxe4 Qc7 *", + "Moves": "e4h7", + "MovesSAN": "Qxh7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "1r4k1/4pp1p/3p2p1/1p1P4/5P1Q/4q2n/PPR1B1PP/5K2 b - - 10 26", + "PGN": "1. d4 Nf6 2. Nf3 c5 3. c4 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. e4 d6 7. Be3 O-O 8. f3 Nc6 9. Qd2 a6 10. Be2 Bd7 11. Nxc6 Bxc6 12. O-O Rb8 13. Rac1 b5 14. cxb5 axb5 15. Nd5 Bxd5 16. exd5 Nd7 17. Bh6 Bxh6 18. Qxh6 Qb6+ 19. Kh1 Rfc8 20. f4 Rxc1 21. Rxc1 Qe3 22. Rc2 Nf6 23. Qg5 Ne4 24. Qh4 Nf2+ 25. Kg1 Nh3+ 26. Kf1 *", + "Moves": "e3g1", + "MovesSAN": "Qg1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r1br2k1/ppq2ppp/8/8/6n1/1N2BP2/P1P1Q1PP/R4RK1 b - - 0 19", + "PGN": "1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Qb6 5. Nb3 Nf6 6. Nc3 Nc6 7. Be3 Qc7 8. Be2 Bb4 9. O-O Bxc3 10. bxc3 Nxe4 11. Qd3 d5 12. c4 Ne5 13. Qd4 O-O 14. cxd5 exd5 15. Qxd5 Nc3 16. Qd2 Rd8 17. Qe1 Nxe2+ 18. Qxe2 Ng4 19. f3 *", + "Moves": "c7h2", + "MovesSAN": "Qxh2#", + "Themes": "kingsideAttack master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "5rk1/p6p/6p1/8/5PN1/1P4K1/PB1q3P/5R2 w - - 1 29", + "PGN": "1. g3 Nf6 2. Bg2 d5 3. c4 c6 4. b3 g6 5. Bb2 Bg7 6. Nf3 O-O 7. O-O Nbd7 8. Nc3 e5 9. cxd5 cxd5 10. d4 e4 11. Ne5 Nb6 12. f3 exf3 13. exf3 Be6 14. f4 Rc8 15. g4 Ne4 16. Nxe4 dxe4 17. Bxe4 Bd5 18. Qf3 Bxe4 19. Qxe4 f5 20. Qxb7 Rc7 21. Qg2 Nd5 22. Rac1 Ne3 23. Rxc7 Nxg2 24. Rxg7+ Kxg7 25. Kxg2 fxg4 26. d5 Qxd5+ 27. Kg3 Kg8 28. Nxg4 Qd2 *", + "Moves": "g4h6", + "MovesSAN": "Nh6#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "5r2/2k5/K7/1P6/8/8/5p2/5R2 b - - 0 55", + "PGN": "1. e4 e6 2. Nf3 d6 3. Bc4 c6 4. c3 h6 5. d4 a6 6. a4 Be7 7. O-O g5 8. Nbd2 Nd7 9. h3 h5 10. Re1 g4 11. hxg4 hxg4 12. Nh2 g3 13. fxg3 Bg5 14. Nhf3 Qf6 15. Rf1 Qg6 16. Qe1 Nh6 17. Nxg5 Qxg5 18. Nf3 Qh5 19. Bxh6 Rxh6 20. Kf2 Nf6 21. Bd3 Ng4+ 22. Ke2 Bd7 23. Rh1 Qxh1 24. Qxh1 Rxh1 25. Rxh1 O-O-O 26. Ng5 f6 27. Nf7 Rg8 28. Nxd6+ Kc7 29. e5 f5 30. Rh4 b5 31. axb5 cxb5 32. Kd2 Bc6 33. Rh7+ Kb6 34. Bf1 Nf2 35. Rh6 Bd5 36. c4 bxc4 37. Bxc4 Ne4+ 38. Kc2 Rxg3 39. Bxd5 Rxg2+ 40. Kb3 Rg3+ 41. Kb4 Nxd6 42. exd6 exd5 43. d7+ Kc7 44. Rh7 Kd8 45. Kc5 Rg6 46. Kxd5 Rb6 47. Kc5 Rf6 48. d5 f4 49. d6 Rf8 50. Kb6 f3 51. Rh1 f2 52. Rf1 Kxd7 53. Kxa6 Kxd6 54. b4 Kc7 55. b5 *", + "Moves": "f8a8", + "MovesSAN": "Ra8#", + "Themes": "endgame mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "1r2n2k/p5q1/3p2P1/2p2pQp/2P2N1P/P2P4/1P3P2/2KR4 b - - 2 29", + "PGN": "1. c4 e5 2. Nc3 Bb4 3. g3 Nf6 4. Bg2 O-O 5. d3 d6 6. Bd2 Nc6 7. a3 Bxc3 8. Bxc3 Bg4 9. h3 Be6 10. e4 Ne8 11. g4 h5 12. Qf3 Qf6 13. Qg3 Qh6 14. g5 Qg6 15. h4 f5 16. exf5 Bxf5 17. O-O-O Nd4 18. Bxd4 exd4 19. Bxb7 Rb8 20. Bd5+ Kh8 21. Ne2 Bg4 22. Nxd4 Bxd1 23. Rxd1 c5 24. Ne6 Rf5 25. Nf4 Qh7 26. Be4 g6 27. Bxf5 gxf5 28. g6 Qg7 29. Qg5 *", + "Moves": "g7b2", + "MovesSAN": "Qxb2#", + "Themes": "endgame master mate mateIn1 oneMove queensideAttack" + }, + { + "FEN": "2r3k1/5ppp/4p3/3pP3/2rP4/p2K2P1/P2RRP1P/8 b - - 1 29", + "PGN": "1. d4 d5 2. Bf4 c5 3. e3 cxd4 4. exd4 Nc6 5. Nf3 Bg4 6. c3 e6 7. Nbd2 Bd6 8. Bxd6 Qxd6 9. Qb3 Nge7 10. Bd3 O-O 11. O-O a6 12. Ne5 Nxe5 13. dxe5 Qc6 14. Qb4 Bf5 15. Bxf5 Nxf5 16. Nf3 Rfc8 17. Nd4 Nxd4 18. cxd4 b5 19. g3 Qc4 20. Qd2 Qc2 21. Rfd1 Qxd2 22. Rxd2 Rc4 23. Kf1 Rac8 24. Ke2 b4 25. Rad1 a5 26. Kd3 a4 27. Re2 a3 28. bxa3 bxa3 29. Rdd2 *", + "Moves": "c4c3", + "MovesSAN": "Rc3#", + "Themes": "endgame mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "r4r1k/4Npp1/4p3/2np4/p1PP4/R7/1q3PPP/5RK1 w - - 0 29", + "PGN": "1. d4 Nf6 2. Nf3 d5 3. Bf4 c5 4. e3 Nc6 5. Nbd2 cxd4 6. exd4 Qb6 7. Nb3 Bg4 8. a4 Bxf3 9. Qxf3 a6 10. a5 Qa7 11. c3 e6 12. Bc7 Be7 13. Bb6 Qb8 14. Bc5 Nd7 15. Bxe7 Nxe7 16. Qg3 O-O 17. Bd3 b5 18. axb6 Qxb6 19. Ra3 a5 20. Bxh7+ Kxh7 21. Qh4+ Kg8 22. Qxe7 Nf6 23. O-O a4 24. Qc5 Qb7 25. Na5 Qxb2 26. Nc6 Ne4 27. Ne7+ Kh8 28. c4 Nxc5 *", + "Moves": "a3h3", + "MovesSAN": "Rh3#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r2q1rk1/ppp2ppp/1b2b3/6N1/3nQ3/3P4/PPP3PP/RNBK3R w - - 3 13", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nxe5 Nc6 4. Nf3 Bc5 5. Bc4 Nxe4 6. Qe2 Bxf2+ 7. Kd1 d5 8. Bd3 Bb6 9. Bxe4 dxe4 10. Qxe4+ Be6 11. d3 O-O 12. Ng5 Nd4 *", + "Moves": "e4h7", + "MovesSAN": "Qxh7#", + "Themes": "kingsideAttack mate mateIn1 oneMove opening" + }, + { + "FEN": "r1bqr1k1/1p2np1p/p1n3pB/3p4/4P3/2QB1N2/PP3PPP/R3K2R w KQ - 0 14", + "PGN": "1. e4 e5 2. d4 exd4 3. c3 c5 4. cxd4 cxd4 5. Qxd4 Nc6 6. Qd1 g6 7. Nc3 Bg7 8. Be3 Nge7 9. Nf3 O-O 10. Qd2 Re8 11. Bd3 a6 12. Bh6 Bxc3 13. Qxc3 d5 *", + "Moves": "c3g7", + "MovesSAN": "Qg7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "6k1/5pp1/7p/R6P/5pP1/BPP5/r5r1/2K4R b - - 4 35", + "PGN": "1. a4 d5 2. a5 e5 3. h4 Nf6 4. h5 h6 5. e3 Bd6 6. Be2 O-O 7. b3 c5 8. Bb2 a6 9. d3 Nc6 10. Qd2 Bc7 11. c3 Nxa5 12. Qc2 Nc6 13. Nd2 Re8 14. Qb1 Bf5 15. f3 Bh7 16. e4 b5 17. g4 c4 18. Nh3 cxd3 19. Bxd3 dxe4 20. Nxe4 Nd5 21. Nc5 Bxd3 22. Qxd3 Bb6 23. Ne4 Nf4 24. Qxd8 Raxd8 25. Nxf4 exf4 26. Rxa6 Ne5 27. Ke2 Nxf3 28. Kxf3 Rd3+ 29. Ke2 Re3+ 30. Kd2 R8xe4 31. Rxb6 Re2+ 32. Kc1 Rg2 33. Rxb5 Ree2 34. Ba3 Ra2 35. Ra5 *", + "Moves": "a2a1", + "MovesSAN": "Ra1#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "r4r1k/pppqnpp1/4p2p/b5NP/3P4/2P1P3/P1QB1PP1/R4RK1 w - - 1 17", + "PGN": "1. d4 d5 2. c4 e6 3. Nc3 Bd7 4. e3 Nf6 5. cxd5 Nxd5 6. Nf3 Bb4 7. Bd2 Nxc3 8. bxc3 Ba5 9. Bd3 Nc6 10. O-O O-O 11. Qc2 Kh8 12. Bb5 Ne7 13. Bxd7 Qxd7 14. Ng5 Ng6 15. h4 h6 16. h5 Ne7 *", + "Moves": "c2h7", + "MovesSAN": "Qh7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2b3k1/5ppp/p2R4/8/1p2P3/8/qPP1BPPP/6K1 w - - 0 24", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nxd4 5. Qxd4 d6 6. Nc3 Nf6 7. Bf4 Be7 8. Bd3 Bd7 9. O-O a6 10. Rad1 c5 11. Qe3 b5 12. Be2 b4 13. Nd5 Nxd5 14. Rxd5 Be6 15. Rd2 O-O 16. Rfd1 Qb6 17. Bxd6 Bxd6 18. Rxd6 Qa5 19. Rc6 Rfc8 20. Rdd6 Qxa2 21. Qxc5 Rxc6 22. Qxc6 Rc8 23. Qxc8+ Bxc8 *", + "Moves": "d6d8", + "MovesSAN": "Rd8#", + "Themes": "backRankMate endgame mate mateIn1 oneMove" + }, + { + "FEN": "8/8/8/3R4/3P4/1r2k3/8/4K3 b - - 0 68", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 Re8 6. Ne2 d5 7. O-O c5 8. cxd5 exd5 9. a3 Bxc3 10. bxc3 Nc6 11. Ng3 b6 12. Ra2 Be6 13. Re2 Rc8 14. f3 Qd7 15. Bb1 g6 16. Ref2 Red8 17. Kh1 Ne8 18. Bb2 Nd6 19. Bd3 Qe7 20. Ba1 Qh4 21. e4 cxd4 22. cxd4 Ne7 23. e5 Ndf5 24. Nxf5 Nxf5 25. Kg1 Ne3 26. Qe1 Nxf1 27. Rxf1 Qxe1 28. Rxe1 Rc7 29. Bb2 Rdc8 30. g4 h5 31. h3 hxg4 32. hxg4 Bd7 33. Kf2 Ba4 34. f4 Bc2 35. Ba6 Be4 36. Bxc8 Rxc8 37. Re2 Kf8 38. Kg3 Ke7 39. Kh4 Ke6 40. Kg5 Rh8 41. Rf2 Rh3 42. f5+ gxf5 43. gxf5+ Kd7 44. Bc1 Ke7 45. Bd2 Rg3+ 46. Kf4 Rg1 47. Bb4+ Kd7 48. Rh2 Rf1+ 49. Ke3 Rxf5 50. Rh6 Rf3+ 51. Ke2 a5 52. Rd6+ Kc7 53. Bd2 Rxa3 54. Rf6 a4 55. Rxf7+ Kc6 56. e6 Bd3+ 57. Ke1 Bb5 58. e7 Kd6 59. Bg5 Ke6 60. Rf6+ Kd7 61. Rxb6 Rb3 62. Rb8 Ke6 63. e8=Q+ Bxe8 64. Rxe8+ Kf5 65. Ra8 Kxg5 66. Rxa4 Kf4 67. Ra5 Ke3 68. Rxd5 *", + "Moves": "b3b1", + "MovesSAN": "Rb1#", + "Themes": "endgame master mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "1rbqkb1r/1p1pnppp/p1n1p3/1N2P3/2B5/5N2/PP3PPP/R1BQK2R w KQk - 0 9", + "PGN": "1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 Nc6 5. Nf3 e6 6. Bc4 Nge7 7. e5 Rb8 8. Nb5 a6 *", + "Moves": "b5d6", + "MovesSAN": "Nd6#", + "Themes": "mate mateIn1 oneMove opening smotheredMate" + }, + { + "FEN": "1Qb1k2r/p4ppp/1p6/8/2q5/5NK1/4PPPP/5B1R b k - 5 17", + "PGN": "1. d4 d5 2. c4 Nf6 3. Nf3 e6 4. Nc3 c5 5. Bg5 Be7 6. dxc5 Bxc5 7. cxd5 exd5 8. Bxf6 Qxf6 9. Qxd5 b6 10. Qxa8 Bb4 11. Qxb8 Bxc3+ 12. bxc3 Qxc3+ 13. Kd1 Qxa1+ 14. Kd2 Qxa2+ 15. Ke3 Qb3+ 16. Kf4 Qc4+ 17. Kg3 *", + "Moves": "c4g4", + "MovesSAN": "Qg4#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "4k2r/p1B1ppbp/r1p3p1/5b2/8/2P5/PP3PPP/2KR3R w k - 0 17", + "PGN": "1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Bg7 5. Nc3 Nc6 6. Be3 Nf6 7. Qd2 d5 8. Nxd5 Nxd5 9. exd5 Qxd5 10. Nxc6 Qxd2+ 11. Bxd2 bxc6 12. O-O-O Rb8 13. c3 Bf5 14. Bf4 Rb7 15. Ba6 Rb6 16. Bc7 Rxa6 *", + "Moves": "d1d8", + "MovesSAN": "Rd8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "1k2n2r/2p5/Pp1p4/3Pp3/2P1PPp1/2N2p2/R4P2/R4K2 b - - 0 38", + "PGN": "1. e4 e5 2. Nf3 d6 3. d4 Bd7 4. Nc3 Nc6 5. d5 Nce7 6. Be2 Ng6 7. O-O N8e7 8. h3 f5 9. Re1 f4 10. a4 Ng8 11. Bb5 Be7 12. Qe2 h6 13. Bxd7+ Qxd7 14. Qb5 O-O-O 15. a5 a6 16. Qd3 Nf8 17. b4 Kb8 18. b5 axb5 19. Qxb5 Qxb5 20. Nxb5 g5 21. Bd2 h5 22. Reb1 g4 23. hxg4 hxg4 24. Nh2 Nf6 25. Nc3 Ng6 26. a6 b6 27. g3 Rxh2 28. Kxh2 Rh8+ 29. Kg1 f3 30. Bg5 Ne8 31. Bxe7 Nxe7 32. Nb5 Ng8 33. c4 Nh6 34. Rb2 Nf7 35. Rba2 Ng5 36. Nc3 Nh3+ 37. Kf1 Nf4 38. gxf4 *", + "Moves": "h8h1", + "MovesSAN": "Rh1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "3q3r/5p1k/p5pp/1p6/3p1Q2/8/PPP2PPP/3R2K1 w - - 2 28", + "PGN": "1. e4 e5 2. d4 exd4 3. Bd3 c5 4. Nf3 Nc6 5. O-O d6 6. Bg5 Be7 7. Re1 Nf6 8. e5 dxe5 9. Nxe5 Nxe5 10. Rxe5 Be6 11. Nd2 Qc7 12. Bb5+ Kf8 13. Re1 a6 14. Bc4 Bxc4 15. Nxc4 Re8 16. Qf3 b5 17. Ne5 h6 18. Bh4 Bd6 19. Bxf6 Bxe5 20. Bxe5 Rxe5 21. Qh3 Rxe1+ 22. Rxe1 Kg8 23. Qf5 Qd8 24. Qxc5 Kh7 25. Qf5+ Kg8 26. Rd1 g6 27. Qf4 Kh7 *", + "Moves": "f4f7", + "MovesSAN": "Qxf7#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r4rk1/1p1bnppp/1q2p3/2b1P3/1n2QP1N/2PB4/pB4PP/K2R3R w - - 3 19", + "PGN": "1. e4 c5 2. Nf3 e6 3. b3 d5 4. e5 Nc6 5. d4 a6 6. dxc5 Bxc5 7. Bb2 Nge7 8. Nbd2 Qb6 9. Qe2 O-O 10. O-O-O a5 11. Nh4 a4 12. f4 axb3 13. Kb1 bxa2+ 14. Ka1 Bd4 15. c3 Nb4 16. Ne4 dxe4 17. Qxe4 Bd7 18. Bd3 Bc5 *", + "Moves": "e4h7", + "MovesSAN": "Qxh7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2r1r1k1/5p1p/p2pp2Q/1p2n1P1/4NP2/1B2q3/PPP5/1K4NR b - - 0 25", + "PGN": "1. e4 c5 2. Nc3 g6 3. d4 cxd4 4. Qxd4 Nf6 5. Be3 Nc6 6. Qd2 Bg7 7. f3 d6 8. O-O-O b6 9. Bb5 Bb7 10. Bh6 O-O 11. h4 Ne5 12. h5 a6 13. Ba4 Bxh6 14. Qxh6 b5 15. Bb3 Nxh5 16. g4 Nf6 17. Rd2 Rc8 18. g5 Nh5 19. Rdh2 e6 20. Rxh5 gxh5 21. Rxh5 Re8 22. f4 Qb6 23. Rh1 Qe3+ 24. Kb1 Bxe4 25. Nxe4 *", + "Moves": "e3e1", + "MovesSAN": "Qe1#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/8/7p/7P/4k1P1/2R5/rp2r3/1K1R4 b - - 0 43", + "PGN": "1. d4 d5 2. Nc3 c6 3. Bf4 Bf5 4. e3 Nd7 5. Bd3 e6 6. Bxf5 exf5 7. Qd3 Qf6 8. h4 h6 9. Nf3 Bd6 10. Bxd6 Qxd6 11. Qxf5 Ne7 12. Qd3 f5 13. O-O-O b5 14. Rh3 a5 15. Ne2 Rf8 16. Rg3 g6 17. Nf4 Rf6 18. Kb1 a4 19. c3 Nb6 20. Ne5 Nc4 21. h5 g5 22. Nfg6 Nxg6 23. Nxg6 b4 24. f4 g4 25. Ne5 a3 26. Nxc4 dxc4 27. Qxc4 axb2 28. Qg8+ Rf8 29. Qc4 bxc3 30. e4 Qxf4 31. Qxc6+ Kf7 32. Qg6+ Ke7 33. Qg7+ Rf7 34. Qe5+ Qxe5 35. dxe5 Ra3 36. exf5 Rxf5 37. Rxg4 Rxe5 38. Rc4 Re2 39. Rc7+ Ke6 40. Rc6+ Ke5 41. Rc5+ Ke4 42. g4 Rxa2 43. Rxc3 *", + "Moves": "a2a1", + "MovesSAN": "Ra1#", + "Themes": "endgame master mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "r1bqk1nr/1p1p1pbp/4p1p1/p1p3N1/P2nP3/3P1Q2/1PP2PPP/RNB1KB1R w KQkq - 3 8", + "PGN": "1. e3 g6 2. Qf3 Bg7 3. Nh3 e6 4. d3 c5 5. a4 a5 6. e4 Nc6 7. Ng5 Nd4 *", + "Moves": "f3f7", + "MovesSAN": "Qxf7#", + "Themes": "attackingF2F7 mate mateIn1 middlegame oneMove" + }, + { + "FEN": "5rk1/5pp1/4q3/7p/p2Q2R1/7K/6PP/8 w - - 0 46", + "PGN": "1. d4 e6 2. c4 d5 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 Be7 6. e3 c6 7. Bd3 h6 8. Bh4 O-O 9. Qc2 Nbd7 10. Nf3 Ne8 11. Bxe7 Qxe7 12. O-O Nef6 13. Rab1 c5 14. dxc5 Nxc5 15. Nd4 Nxd3 16. Qxd3 a6 17. Rfd1 Bg4 18. Rd2 Ne4 19. Rc2 Bh5 20. f3 Nxc3 21. Rxc3 Bg6 22. Nf5 Qe6 23. e4 Rad8 24. Nd4 Qe5 25. Qe3 dxe4 26. Rd1 Qd5 27. Rd2 exf3 28. Nxf3 Qb5 29. Nh4 Rxd2 30. Qxd2 Be4 31. Nf3 Bxf3 32. Rxf3 Qg5 33. Qd7 Qc1+ 34. Kf2 Qxb2+ 35. Kg3 Qxa2 36. Qxb7 Qe6 37. Ra3 Qg6+ 38. Kf2 Qf5+ 39. Rf3 Qb5 40. Qa7 Qb2+ 41. Kg3 Qa2 42. Kh3 a5 43. Rg3 a4 44. Qd4 Qe6+ 45. Rg4 h5 *", + "Moves": "d4g7", + "MovesSAN": "Qxg7#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "3k4/pp6/3pBN2/2pN3p/4P3/3K4/PPPP2rP/R1B3q1 b - - 5 30", + "PGN": "1. e4 e5 2. f4 exf4 3. Nf3 g5 4. Bc4 g4 5. Ne5 Qh4+ 6. g3 fxg3 7. Qxg4 g2+ 8. Qxh4 gxh1=Q+ 9. Ke2 Ne7 10. Bxf7+ Kd8 11. Bb3 d6 12. Nf7+ Ke8 13. Nxh8 Nbc6 14. Bf7+ Kd8 15. Nc3 Nd4+ 16. Kd3 Qf1+ 17. Kxd4 c5+ 18. Ke3 Qg1+ 19. Qf2 Nd5+ 20. Nxd5 Bh6+ 21. Ke2 Bg4+ 22. Qf3 Bxf3+ 23. Kxf3 Rc8 24. Be6 Rc7 25. Nf7+ Ke8 26. Nxh6 Rg7 27. Ng4 h5 28. Ngf6+ Kd8 29. Ke2 Rg2+ 30. Kd3 *", + "Moves": "g1d4", + "MovesSAN": "Qd4#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "4rn1k/1r1b3p/8/p1p2p2/P1Pp1N2/1P5P/K1B1q1R1/6R1 w - - 0 47", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 e6 6. Nxc6 bxc6 7. Bd3 d5 8. O-O Nf6 9. Qe2 Be7 10. b3 O-O 11. Bb2 Bb7 12. Rad1 Qc7 13. e5 Nd7 14. Na4 c5 15. Rfe1 Bc6 16. Nc3 Rae8 17. Nb1 a5 18. Nd2 f5 19. f4 Kh8 20. c4 Rg8 21. Nf1 d4 22. Bc1 g5 23. g3 Rg7 24. fxg5 Bxg5 25. Bxg5 Rxg5 26. Nd2 Bb7 27. Nf3 Qc6 28. Rf1 Rg7 29. Kf2 Ra8 30. a4 Rb8 31. Bc2 Rd8 32. Ne1 Rf8 33. Nd3 Qg2+ 34. Ke1 Qe4 35. Kd2 Qg2 36. Rf2 Qh3 37. Re1 Qh6+ 38. Nf4 Re8 39. Kc1 Bc6 40. Kb2 Nf8 41. Ka2 Rb7 42. h3 Qg7 43. g4 Bd7 44. gxf5 exf5 45. Rg1 Qxe5 46. Rfg2 Qxe2 *", + "Moves": "g2g8", + "MovesSAN": "Rg8#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3Rr2k/ppp3p1/7p/5Q2/8/1Pq3PP/P4P1K/8 w - - 4 33", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Bc5 5. c3 O-O 6. Bb3 h6 7. Nbd2 d6 8. h3 Be6 9. Bc2 d5 10. exd5 Bxd5 11. Nf1 Nh5 12. Be3 Bxe3 13. Nxe3 Nf4 14. O-O Qf6 15. Nxd5 Nxd5 16. Re1 Rfe8 17. d4 Nf4 18. dxe5 Nxe5 19. Nxe5 Rxe5 20. Rxe5 Qxe5 21. Qf3 Ne6 22. Rd1 Qb5 23. Bb3 Re8 24. Bxe6 Rxe6 25. b3 Qa6 26. Rd8+ Kh7 27. Qxf7 Re1+ 28. Kh2 Qa5 29. Rd7 Qe5+ 30. g3 Qxc3 31. Qf5+ Kh8 32. Rd8+ Re8 *", + "Moves": "d8e8", + "MovesSAN": "Rxe8#", + "Themes": "endgame hangingPiece mate mateIn1 oneMove" + }, + { + "FEN": "rnb1k2r/ppp2ppp/8/2bNNn2/5P1q/3B4/PPP3PP/R1BQ1R1K b kq - 8 10", + "PGN": "1. e4 e5 2. f4 d5 3. Nf3 dxe4 4. Nxe5 Bd6 5. d3 exd3 6. Bxd3 Ne7 7. O-O Nf5 8. Nc3 Qh4 9. Nd5 Bc5+ 10. Kh1 *", + "Moves": "f5g3", + "MovesSAN": "Ng3#", + "Themes": "mate mateIn1 oneMove opening pin" + }, + { + "FEN": "8/Q5pk/2p4p/8/P4n2/5P2/6PP/3qB1K1 b - - 9 42", + "PGN": "1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nf3 Bd6 5. c4 dxc4 6. Bxc4 Ne7 7. Nc3 O-O 8. O-O Nd7 9. Bg5 h6 10. Bh4 Nb6 11. Bb3 Bg4 12. Qd3 Qd7 13. Ne4 Bf5 14. Qe2 Rfe8 15. Nxd6 Qxd6 16. Bg3 Qd7 17. Ne5 Qc8 18. Nxf7 Kh7 19. Rac1 Nc6 20. Ne5 Nxd4 21. Qd1 Nxb3 22. Qxb3 c6 23. a4 Qe6 24. Qb4 Re7 25. Rce1 Nd5 26. Qc5 Qf6 27. b4 Rae8 28. b5 Re6 29. bxc6 bxc6 30. Nf3 Rxe1 31. Rxe1 Rxe1+ 32. Nxe1 Qe6 33. f3 Nf4 34. Bf2 Qg6 35. Qxa7 Nh3+ 36. Kf1 Bd3+ 37. Nxd3 Qxd3+ 38. Ke1 Qc3+ 39. Ke2 Nf4+ 40. Kf1 Qd3+ 41. Kg1 Qd1+ 42. Be1 *", + "Moves": "d1e1", + "MovesSAN": "Qxe1#", + "Themes": "endgame hangingPiece mate mateIn1 oneMove" + }, + { + "FEN": "8/8/8/4k3/2Rb4/1B6/K7/7r b - - 23 55", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. Be3 d6 7. Bc4 Nf6 8. f3 O-O 9. Qd2 Bd7 10. h4 Rc8 11. Bb3 Nxd4 12. Bxd4 b5 13. h5 a5 14. hxg6 hxg6 15. Bxf6 exf6 16. Qxd6 a4 17. Bd5 b4 18. Qxb4 Rb8 19. Qc4 Rxb2 20. Nxa4 Qa5+ 21. Qc3 Qxc3+ 22. Nxc3 Rxc2 23. Nd1 f5 24. Rb1 Rxg2 25. Rb7 Ba4 26. Ne3 Bc3+ 27. Kf1 Rd2 28. exf5 Bd4 29. fxg6 Bxe3 30. Bxf7+ Kg7 31. Bb3+ Bd7 32. Rh7+ Kxg6 33. Rhxd7 Rxf3+ 34. Ke1 Rxd7 35. Rxd7 Bf2+ 36. Ke2 Rf8 37. a4 Bc5 38. Bd5 Rf2+ 39. Kd3 Rf1 40. Rc7 Bg1 41. a5 Ra1 42. a6 Kf6 43. a7 Bxa7 44. Rc6+ Ke5 45. Bc4 Rd1+ 46. Kc2 Rd7 47. Re6+ Kd4 48. Bb3 Rc7+ 49. Kb2 Bc5 50. Rg6 Rh7 51. Rg4+ Ke5 52. Rg2 Rh3 53. Rc2 Bd4+ 54. Ka2 Rh1 55. Rc4 *", + "Moves": "h1a1", + "MovesSAN": "Ra1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "rn4k1/pp3pPp/8/8/3p2b1/2q1PN2/P3K1PP/2RQ1B1R b - - 0 17", + "PGN": "1. e4 e5 2. Nf3 d6 3. c3 c5 4. d4 cxd4 5. cxd4 exd4 6. Nxd4 Nf6 7. Nc3 d5 8. Bg5 Bb4 9. e5 Qa5 10. exf6 Bxc3+ 11. bxc3 Qxc3+ 12. Ke2 O-O 13. fxg7 Re8+ 14. Be3 Bg4+ 15. Nf3 d4 16. Rc1 Rxe3+ 17. fxe3 *", + "Moves": "c3e3", + "MovesSAN": "Qxe3#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "6rk/2p4n/1p1b1r1p/pP2pn2/4P2P/1BP5/P4P2/R3K1R1 w Q - 0 30", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Bc5 5. c3 d6 6. Nbd2 O-O 7. Bb3 Be6 8. Bc2 Qd7 9. h3 h6 10. Nf1 d5 11. Qe2 Rfe8 12. g4 Nh7 13. Ng3 Qe7 14. Bd2 Rad8 15. b4 dxe4 16. dxe4 Bd6 17. Nf5 Bxf5 18. gxf5 Qf6 19. Bb3 a5 20. b5 Ne7 21. Rg1 b6 22. h4 Kf8 23. Ng5 Kg8 24. Nxf7 Rf8 25. Nxh6+ Kh8 26. Bg5 gxh6 27. Bxf6+ Rxf6 28. Qg4 Nxf5 29. Qg8+ Rxg8 *", + "Moves": "g1g8", + "MovesSAN": "Rxg8#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r4r2/ppp3pk/2np4/3Bp3/2P2pq1/2BPnN2/PP2P3/R3QR1K b - - 9 20", + "PGN": "1. c4 e5 2. Nc3 Nc6 3. g3 f5 4. d3 Nf6 5. Bg2 Bb4 6. Bd2 Bxc3 7. Bxc3 d6 8. Nf3 O-O 9. Nd2 Qe8 10. O-O Qg6 11. f3 f4 12. g4 h5 13. h3 hxg4 14. hxg4 Bxg4 15. fxg4 Nxg4 16. Be4 Qh5 17. Nf3 Ne3 18. Bd5+ Kh7 19. Qe1 Qg4+ 20. Kh1 *", + "Moves": "g4g2", + "MovesSAN": "Qg2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "1k5r/pp5p/3q1p2/6p1/4Q3/2P1P3/P4PPP/5K1R b - - 3 23", + "PGN": "1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. Bf4 Nc6 5. Nf3 Bb4+ 6. Nc3 Bxc3+ 7. bxc3 Qe7 8. Qd5 f6 9. e6 g5 10. exd7+ Bxd7 11. Bxc7 Be6 12. Bd6 Qd7 13. Qd2 Bxc4 14. Rd1 O-O-O 15. e3 Bxf1 16. Kxf1 Nce5 17. Nxe5 Nxe5 18. Qd5 Nf7 19. Qc4+ Qc6 20. Qxf7 Rxd6 21. Rxd6 Qxd6 22. Qc4+ Kb8 23. Qe4 *", + "Moves": "d6d1", + "MovesSAN": "Qd1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r2q1rk1/1p3p1p/2p3pb/p7/1nP1QN2/4P3/PP3PPP/R1NR2K1 b - - 0 18", + "PGN": "1. d4 g6 2. Nf3 Bg7 3. c4 d6 4. Nc3 Nc6 5. Bf4 Bg4 6. e3 Nh6 7. Be2 O-O 8. O-O e5 9. dxe5 dxe5 10. Bxh6 Bxh6 11. Nd5 e4 12. Nd4 Bxe2 13. Nxe2 Ne5 14. Qc2 Nd3 15. Rfd1 a5 16. Nc1 c6 17. Nf4 Nb4 18. Qxe4 *", + "Moves": "d8d1", + "MovesSAN": "Qxd1#", + "Themes": "backRankMate hangingPiece mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r2q1rk1/p3b1pp/1pn1pp2/2pb2N1/7P/1P2P3/PBQPBPP1/R3K2R w KQ - 0 13", + "PGN": "1. Nf3 e6 2. e3 d5 3. c4 Nf6 4. Nc3 Be7 5. b3 O-O 6. Bb2 b6 7. Qc2 Bb7 8. Be2 c5 9. cxd5 Nxd5 10. Nxd5 Bxd5 11. h4 Nc6 12. Ng5 f6 *", + "Moves": "c2h7", + "MovesSAN": "Qxh7#", + "Themes": "kingsideAttack master masterVsMaster mate mateIn1 middlegame oneMove" + }, + { + "FEN": "1Q6/1p1k1N2/2b1p1pp/5n2/8/4q2P/P5PK/5B2 w - - 10 31", + "PGN": "1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Qb6 5. Nf3 Bd7 6. Nbd2 Nc6 7. Bd3 Rc8 8. O-O cxd4 9. cxd4 Nxd4 10. Nxd4 Qxd4 11. Nf3 Qb6 12. Be3 Bc5 13. Re1 Ne7 14. Rc1 Bxe3 15. Rxc8+ Nxc8 16. Rxe3 Ne7 17. Ng5 h6 18. Qh5 g6 19. Qh4 Qxb2 20. h3 Qc1+ 21. Kh2 d4 22. Nxf7 dxe3 23. Nxh8 exf2 24. Qxf2 Qg5 25. Qxa7 Qxe5+ 26. Kg1 Qe1+ 27. Bf1 Bc6 28. Qb8+ Kd7 29. Nf7 Qe3+ 30. Kh2 Nf5 *", + "Moves": "b8d8", + "MovesSAN": "Qd8#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "r1bqkb1r/pp1ppppp/2n3n1/2p1P3/2B5/1P3Q2/PBPP1PPP/RN2K1NR w KQkq - 5 7", + "PGN": "1. e4 c5 2. b3 Nc6 3. Bb2 Nf6 4. e5 Nd5 5. Bc4 Nf4 6. Qf3 Ng6 *", + "Moves": "c4f7", + "MovesSAN": "Bxf7#", + "Themes": "attackingF2F7 mate mateIn1 oneMove opening" + }, + { + "FEN": "r2r4/pk4pp/1pp2q2/8/8/1P3RQ1/P1P3PP/2K1R3 b - - 4 30", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Nxe5 Nxe5 5. d4 Nc6 6. d5 Ne5 7. f4 Ng6 8. e5 Ng8 9. d6 cxd6 10. exd6 Qf6 11. Nb5 Kd8 12. Be3 Nh6 13. Qd2 b6 14. f5 Qxf5 15. O-O-O Ng4 16. Re1 Nxe3 17. Rxe3 Bb7 18. Bd3 Qc5 19. Bxg6 Qxb5 20. Bxf7 Bxd6 21. Qxd6 Qc5 22. Qg3 Bc6 23. Rhe1 Kc8 24. Rc3 Qd4 25. Rd1 Qf6 26. Bd5 Re8 27. Bxc6 dxc6 28. b3 Rd8 29. Re1 Kb7 30. Rf3 *", + "Moves": "f6a1", + "MovesSAN": "Qa1#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "5k2/p4p2/1p6/6P1/4pQ2/6P1/1PP1qP2/2K5 b - - 2 28", + "PGN": "1. d4 Nf6 2. Nf3 e6 3. Bf4 Bd6 4. Bg3 Bxg3 5. hxg3 d6 6. e3 Nc6 7. Bd3 e5 8. dxe5 Nxe5 9. Nxe5 dxe5 10. Nc3 Be6 11. Qf3 c6 12. O-O-O Qc7 13. Bf5 Bxf5 14. Qxf5 Rd8 15. Rxd8+ Kxd8 16. g4 Ke7 17. g5 Nd5 18. Nxd5+ cxd5 19. Rxh7 Rxh7 20. Qxh7 Qc4 21. Qd3 Qxa2 22. Qb5 b6 23. e4 dxe4 24. Qxe5+ Qe6 25. Qxg7 Qg4 26. Qf6+ Kf8 27. g3 Qe2 28. Qf4 *", + "Moves": "e2e1", + "MovesSAN": "Qe1#", + "Themes": "endgame master mate mateIn1 oneMove queenEndgame" + }, + { + "FEN": "1k6/6R1/1p1p2p1/3Pp2q/2P5/Q5KN/1P1nPr2/8 b - - 0 32", + "PGN": "1. g4 g6 2. h4 Nc6 3. g5 d6 4. Bh3 Bxh3 5. Rxh3 e6 6. c3 Bg7 7. d4 e5 8. d5 Nce7 9. Qa4+ Qd7 10. Qb3 b6 11. c4 h6 12. Nd2 hxg5 13. hxg5 Rxh3 14. Nxh3 Nf5 15. Ne4 O-O-O 16. a4 Nd4 17. Qd3 Qg4 18. Kf1 f6 19. Ra3 fxg5 20. Bxg5 Rf8 21. Ng1 Bh6 22. f3 Bxg5 23. Nf2 Qh5 24. Ngh3 Bf4 25. a5 Ne7 26. axb6 cxb6 27. Rxa7 Kb8 28. Rxe7 Bg3 29. Rg7 Nxf3 30. Qa3 Nd2+ 31. Kg2 Rxf2+ 32. Kxg3 *", + "Moves": "d2e4", + "MovesSAN": "Ne4#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r1b2rk1/pp5p/1np3pP/1q2p1N1/4P3/P1pPQ1B1/P7/K2B2RR b - - 0 23", + "PGN": "1. e4 c6 2. d3 d5 3. Bf4 Nd7 4. Qd2 e5 5. Bg3 d4 6. f4 f6 7. Be2 Bd6 8. Nf3 Ne7 9. Na3 Bxa3 10. bxa3 Ng6 11. fxe5 fxe5 12. O-O-O O-O 13. h4 Qf6 14. h5 Nf4 15. Rdf1 Qd6 16. Kb2 Nxg2 17. h6 g6 18. Bd1 Ne3 19. Rfg1 Qc5 20. Ng5 Qb5+ 21. Ka1 Nb6 22. c4 dxc3 23. Qxe3 *", + "Moves": "b5b2", + "MovesSAN": "Qb2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2n4k/2qp1Q1p/rpp3p1/p5b1/P7/2PP4/5PPP/4R1K1 w - - 0 24", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 Nd4 4. Nxd4 exd4 5. O-O a5 6. a4 g6 7. c3 Bg7 8. d3 c6 9. Bc4 Ne7 10. Bf4 dxc3 11. bxc3 O-O 12. Bd6 Kh8 13. Qb3 f6 14. Nd2 b6 15. Nf3 Ba6 16. Bxa6 Rxa6 17. Rfe1 Re8 18. e5 Nc8 19. Bc7 Qxc7 20. exf6 Rxe1+ 21. Rxe1 Bxf6 22. Qf7 Be7 23. Ng5 Bxg5 *", + "Moves": "f7f8", + "MovesSAN": "Qf8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "3r2k1/4Rppp/3pp3/1Bn5/2P1P3/5P2/1P4PP/r3R2K b - - 2 31", + "PGN": "1. e4 c5 2. Nf3 d6 3. Nc3 Nf6 4. d4 cxd4 5. Nxd4 a6 6. Bg5 e6 7. Bd3 Be7 8. O-O O-O 9. Re1 Nbd7 10. Bc4 Ne5 11. Bb3 b5 12. Nf3 Nxf3+ 13. Qxf3 Bb7 14. Rad1 Qb6 15. Qf4 Rfd8 16. a4 Qc5 17. Kh1 Nh5 18. Qf3 Qxg5 19. axb5 axb5 20. Qd3 Nf6 21. Nxb5 Ba6 22. c4 Rab8 23. Ba4 Bb7 24. f3 Bc6 25. Ra1 Bxb5 26. Bxb5 Nd7 27. Ra7 Nc5 28. Qe3 Qxe3 29. Rxe3 Ra8 30. Rxe7 Ra1+ 31. Re1 *", + "Moves": "a1e1", + "MovesSAN": "Rxe1#", + "Themes": "backRankMate endgame hangingPiece mate mateIn1 oneMove" + }, + { + "FEN": "2kr3r/Qp1b1ppp/P1pb1n2/3pq3/8/2PBP3/1P1N1PPP/R1B2RK1 b - - 0 15", + "PGN": "1. d4 d5 2. Nf3 Nc6 3. e3 Nf6 4. Bd3 Qd6 5. c3 Bg4 6. Nbd2 e5 7. dxe5 Nxe5 8. Qa4+ Nc6 9. Nd4 Bd7 10. O-O Nxd4 11. Qxd4 O-O-O 12. Qxa7 c6 13. a4 Qe5 14. a5 Bd6 15. a6 *", + "Moves": "e5h2", + "MovesSAN": "Qxh2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "7k/6p1/3p4/3P1N1p/P3Q2P/1rb3P1/2K1RP2/7q b - - 10 40", + "PGN": "1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Nf3 Bg4 5. h3 Bh5 6. c4 Nb6 7. Be2 e6 8. Nc3 Nc6 9. exd6 cxd6 10. d5 exd5 11. cxd5 Bxf3 12. Bxf3 Ne5 13. O-O Be7 14. Re1 O-O 15. Be2 Rc8 16. Be3 Nbc4 17. Bxc4 Nxc4 18. Qb3 Nxe3 19. Rxe3 b6 20. Rae1 Bg5 21. R3e2 Bf4 22. Nb5 Qg5 23. Nxa7 Rc1 24. Nc6 Rxe1+ 25. Rxe1 h5 26. Qxb6 Bd2 27. Re2 Bf4 28. a4 Kh8 29. Qd4 Ra8 30. b3 f6 31. Ne7 Be5 32. Qe4 f5 33. Nxf5 Rb8 34. g3 Rxb3 35. h4 Qc1+ 36. Kg2 Rb1 37. Kf3 Qh1+ 38. Ke3 Rb3+ 39. Kd2 Bc3+ 40. Kc2 *", + "Moves": "h1b1", + "MovesSAN": "Qb1#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "r3rk2/p6Q/3b2p1/8/3P4/7P/P1R3P1/4R2K b - - 0 29", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 Bf5 5. Nf3 c6 6. Bd3 Bxd3 7. Qxd3 e6 8. Bf4 Nf6 9. h3 Nd5 10. Bd2 Qc7 11. O-O Nd7 12. Nxd5 cxd5 13. Rac1 Bd6 14. c4 Nf6 15. cxd5 Qb6 16. dxe6 fxe6 17. Be3 Qxb2 18. Rfe1 O-O 19. Re2 Qb4 20. Rec2 Nd5 21. Ng5 g6 22. Nxe6 Nxe3 23. fxe3 Rfe8 24. Ng5 Qa5 25. Qb3+ Kf8 26. Qxb7 Qxg5 27. Qxh7 Qxe3+ 28. Kh1 Qe1+ 29. Rxe1 *", + "Moves": "e8e1", + "MovesSAN": "Rxe1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "5r2/1R4p1/p3k2p/8/1P2P1n1/P2Pn1PP/4R3/7K b - - 0 33", + "PGN": "1. c4 Nf6 2. Nc3 e5 3. Nf3 Nc6 4. d3 Bb4 5. Bd2 d5 6. cxd5 Nxd5 7. g3 O-O 8. Bg2 Nde7 9. O-O a6 10. Rc1 h6 11. a3 Ba5 12. Na4 Rb8 13. Bxa5 Nxa5 14. Nxe5 Be6 15. Nc5 Bd5 16. Ncd7 Bxg2 17. Kxg2 f6 18. Nxf8 fxe5 19. b4 Nac6 20. Qb3+ Kxf8 21. f4 Qd5+ 22. Qxd5 Nxd5 23. fxe5+ Ke7 24. Kg1 Ke6 25. Rc5 Nxe5 26. e4 Ne3 27. Rb1 Rf8 28. Rxc7 Nf3+ 29. Kh1 Nd2 30. Re1 Ng4 31. Re2 Nf1 32. Rxb7 Nfe3 33. h3 *", + "Moves": "f8f1", + "MovesSAN": "Rf1#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "8/4K3/kpQ5/1q6/8/8/8/8 w - - 4 60", + "PGN": "1. e4 e6 2. Nc3 d5 3. d4 Bb4 4. exd5 exd5 5. Bd3 Nf6 6. Ne2 Bg4 7. O-O O-O 8. Bg5 c6 9. f3 Bh5 10. Nf4 Bg6 11. Nxg6 hxg6 12. f4 Nbd7 13. f5 Qb6 14. Ne2 gxf5 15. Rxf5 Ne4 16. c3 Bd6 17. Bxe4 dxe4 18. Qc2 Rae8 19. Re1 Qc7 20. Bf4 g6 21. Bxd6 Qxd6 22. Rf2 Kg7 23. Ng3 f5 24. Qd2 e3 25. Rxe3 Rxe3 26. Qxe3 f4 27. Nh5+ gxh5 28. Qe4 Qg6 29. Rxf4 Qxe4 30. Rxe4 Nf6 31. Re5 Re8 32. Rxe8 Nxe8 33. Kf2 Nd6 34. Ke2 Kg6 35. Kd3 Kf5 36. c4 Ne4 37. b4 Nf2+ 38. Ke3 Ng4+ 39. Kd3 Nxh2 40. b5 cxb5 41. cxb5 Ke6 42. Ke4 Ng4 43. a4 Nf6+ 44. Kf4 Kd5 45. Kg5 Ng8 46. Kxh5 Kxd4 47. Kg6 Kc5 48. g4 Kb4 49. g5 Kxa4 50. Kf7 Kxb5 51. Kxg8 a5 52. g6 a4 53. g7 a3 54. Kf8 a2 55. g8=Q a1=Q 56. Qd5+ Ka6 57. Qd6+ b6 58. Qc6 Qf1+ 59. Ke7 Qb5 *", + "Moves": "c6a8", + "MovesSAN": "Qa8#", + "Themes": "endgame master masterVsMaster mate mateIn1 oneMove queenEndgame" + }, + { + "FEN": "1rb3k1/4R3/2p1Pbpp/p4p2/2p4q/1P2P3/4B1P1/QK1R4 w - - 3 33", + "PGN": "1. c4 Nf6 2. Nc3 e5 3. Nf3 Nc6 4. e3 Bb4 5. Qc2 O-O 6. Nd5 a5 7. Ng5 g6 8. Nxf6+ Qxf6 9. Ne4 Qe7 10. a3 Bc5 11. h4 f5 12. Nc3 d6 13. b3 e4 14. Nd5 Qf7 15. Bb2 Ne5 16. O-O-O c6 17. Nf4 h6 18. Be2 Rb8 19. d4 exd3 20. Nxd3 Re8 21. Bxe5 Rxe5 22. Nxe5 Bxa3+ 23. Kb1 dxe5 24. Rd8+ Kg7 25. Qc3 Qf6 26. Rhd1 Bb4 27. Qa1 b5 28. f4 Be7 29. fxe5 Qxh4 30. Re8 bxc4 31. e6+ Bf6 32. Re7+ Kg8 *", + "Moves": "d1d8", + "MovesSAN": "Rd8#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3R1bk1/5p2/5PpQ/8/1q6/7P/6PK/q7 w - - 0 43", + "PGN": "1. e4 e6 2. d4 c6 3. Nc3 Qa5 4. Nf3 b5 5. Bd2 b4 6. Ne2 Qb6 7. c3 bxc3 8. Bxc3 a5 9. Ng3 h6 10. Bd3 Nf6 11. Ne5 d6 12. Nc4 Qc7 13. Qd2 a4 14. Ba5 Qb7 15. Nb6 Nbd7 16. Nxa8 Qxa8 17. O-O Be7 18. Bc3 O-O 19. e5 Nd5 20. exd6 Bxd6 21. Ne4 Be7 22. f4 Bb7 23. Nc5 Nxc5 24. dxc5 Bxc5+ 25. Kh1 Nxc3 26. Qxc3 Bd6 27. Be4 Rc8 28. Qd3 Qb8 29. Rad1 Be7 30. f5 Rd8 31. Qf3 e5 32. Bxc6 Rxd1 33. Rxd1 Bxc6 34. Qxc6 Qxb2 35. Qe8+ Bf8 36. h3 Qxa2 37. Rd8 Qb1+ 38. Kh2 Qb4 39. Qxe5 a3 40. f6 g6 41. Qe3 a2 42. Qxh6 a1=Q *", + "Moves": "h6g7", + "MovesSAN": "Qg7#", + "Themes": "endgame mate mateIn1 oneMove pin" + }, + { + "FEN": "4r2k/6p1/8/1p1B4/3p1P1p/P3q1bP/1P4PN/3Q1b1K w - - 0 47", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. Bb5 e6 4. O-O Nge7 5. a3 Nd4 6. Nxd4 cxd4 7. d3 a6 8. Ba4 b5 9. Bb3 Bb7 10. Bg5 h6 11. Bh4 Qb6 12. Nd2 Nc6 13. c4 Bc5 14. cxb5 axb5 15. Nf3 O-O 16. h3 f5 17. exf5 Rxf5 18. Bg3 Raf8 19. Nh4 Rg5 20. Nf3 Rgf5 21. Nh2 Kh8 22. Ng4 Ne7 23. Ne5 d6 24. Ng4 h5 25. Nh2 Qc6 26. f3 Ng6 27. Bxe6 R5f6 28. Bb3 h4 29. Be1 d5 30. Bd2 Bd6 31. Bg5 Rf5 32. Bd2 Qc7 33. Ng4 Nf4 34. Bxf4 Bxf4 35. Qe2 Qf7 36. Bd1 Re8 37. Qc2 Bg3 38. Be2 Qe7 39. Bd1 Bc8 40. Nh2 Re5 41. f4 Re1 42. Bf3 Rxf1+ 43. Rxf1 Qe3+ 44. Kh1 Bf5 45. Bxd5 Bxd3 46. Qd1 Bxf1 *", + "Moves": "d1h5", + "MovesSAN": "Qh5#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2B5/1p4pk/p5n1/7p/8/B1P1qn2/P1QR3P/3K4 b - - 4 28", + "PGN": "1. c4 e5 2. Nc3 a6 3. Nf3 Nc6 4. d4 Bb4 5. dxe5 Bxc3+ 6. bxc3 h6 7. Ba3 Nge7 8. g4 O-O 9. g5 h5 10. Rg1 Re8 11. Qb3 Ng6 12. O-O-O Ncxe5 13. Nd4 d6 14. c5 Be6 15. Nxe6 Rxe6 16. e3 Ng4 17. Bc4 Re7 18. cxd6 Rd7 19. dxc7 Rxd1+ 20. Rxd1 Qxg5 21. Bxf7+ Kh7 22. Be6 Nxf2 23. Rd2 Qxe3 24. c8=Q Nd3+ 25. Kc2 Rxc8 26. Bxc8 Ne1+ 27. Kd1 Nf3 28. Qc2 *", + "Moves": "e3e1", + "MovesSAN": "Qe1#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/1kp2pp1/1pp5/8/6b1/P1R1Q1P1/1P1K4/7q b - - 12 49", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nxe5 Nc6 4. Nxc6 dxc6 5. d3 Bc5 6. Be2 h5 7. O-O Ng4 8. h3 Qd6 9. Bxg4 hxg4 10. e5 Qg6 11. d4 gxh3 12. g3 Qe4 13. f3 Bxd4+ 14. Kh2 Qg6 15. Qxd4 Qxc2+ 16. Qd2 Qc4 17. Qf2 Bf5 18. Nd2 Qe6 19. Ne4 O-O-O 20. Bg5 Bxe4 21. Bxd8 Bd3 22. Rfd1 Rxd8 23. Qxa7 Qd5 24. Qe3 Qb5 25. Rd2 Bf1 26. Rxd8+ Kxd8 27. Rd1+ Kc8 28. Qf2 Bg2 29. Re1 Qd5 30. a3 Bxf3 31. Rf1 Bg4 32. Re1 b6 33. Rg1 Qxe5 34. Re1 Qd5 35. Re8+ Kd7 36. Re1 Kc8 37. Re8+ Kb7 38. Re1 Be6 39. Re2 Qc4 40. Rc2 Qb3 41. Qd2 Bd5 42. Rc3 Qa4 43. Kxh3 Qe4 44. Qe3 Qh1+ 45. Kg4 Be6+ 46. Kf4 Qh6+ 47. Kf3 Qh1+ 48. Ke2 Bg4+ 49. Kd2 *", + "Moves": "h1d1", + "MovesSAN": "Qd1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "rnbk1b1r/1pq1n1pp/3p4/pBpPp1N1/4Pp2/8/PPP2PPP/R1BQKN1R w KQ - 2 12", + "PGN": "1. e4 c5 2. Nf3 e6 3. Nc3 a6 4. d4 Qc7 5. d5 e5 6. Ne2 d6 7. Ng3 Ne7 8. Be2 f5 9. Ng5 f4 10. Nf1 a5 11. Bb5+ Kd8 *", + "Moves": "g5f7", + "MovesSAN": "Nf7#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "r1b2rk1/ppp2pp1/1B3q1p/1B1Pp3/8/6KP/PP4P1/RN1QR3 b - - 2 15", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Bc5 5. Re1 d6 6. h3 O-O 7. c3 h6 8. d4 exd4 9. cxd4 Bb6 10. d5 Ne5 11. Nxe5 dxe5 12. Be3 Nxe4 13. Bxb6 Nxf2 14. Kxf2 Qf6+ 15. Kg3 *", + "Moves": "f6f4", + "MovesSAN": "Qf4#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3rb2k/6pp/4Q3/3P2p1/2B2q2/1P1N1P1K/P5PP/8 b - - 8 40", + "PGN": "1. c4 Nf6 2. Nc3 e6 3. Nf3 Bb4 4. Qc2 O-O 5. e3 Nc6 6. d4 Bxc3+ 7. Qxc3 d5 8. b3 Bd7 9. Bb2 Re8 10. Be2 Ne7 11. O-O c6 12. Ne5 a6 13. Ba3 Ne4 14. Qc2 f6 15. Nd3 b5 16. f3 Ng5 17. Nc5 Nf5 18. Qc1 e5 19. cxd5 exd4 20. e4 Ne3 21. Re1 cxd5 22. exd5 Rc8 23. Qd2 a5 24. Qxd4 b4 25. Bc1 Nf5 26. Qf2 Re5 27. Bxg5 fxg5 28. Bc4 Rxe1+ 29. Rxe1 Be8 30. Nb7 Qd7 31. Nxa5 Kh8 32. Nc6 Qd6 33. Re6 Qf4 34. Nxb4 Nd4 35. Qe3 Nxe6 36. Qxe6 Qc1+ 37. Kf2 Qd2+ 38. Kg3 Qf4+ 39. Kh3 Rd8 40. Nd3 *", + "Moves": "f4h4", + "MovesSAN": "Qh4#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r1bq1nrk/1p2b1pp/p1n1p3/3pPpN1/2pP1P2/P1P1B3/1PB1N1PP/R2Q1R1K w - - 4 16", + "PGN": "1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. Bd3 c5 6. c3 Nc6 7. Ne2 a6 8. O-O Be7 9. a3 O-O 10. f4 f6 11. Nf3 f5 12. Kh1 Kh8 13. Be3 c4 14. Bc2 Rg8 15. Ng5 Nf8 *", + "Moves": "g5f7", + "MovesSAN": "Nf7#", + "Themes": "mate mateIn1 oneMove opening smotheredMate" + }, + { + "FEN": "2kr3r/ppp3P1/2p5/8/3p1np1/8/PPPN1PP1/R4RK1 b - - 0 16", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. Bxc6 dxc6 5. O-O Bg4 6. h3 h5 7. hxg4 hxg4 8. d4 Bxd4 9. Bg5 f6 10. Nxd4 Qxd4 11. Qxd4 exd4 12. Bf4 O-O-O 13. Nd2 Ne7 14. e5 Ng6 15. exf6 Nxf4 16. fxg7 *", + "Moves": "f4e2", + "MovesSAN": "Ne2#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "3rkr2/pp3p2/4bQB1/6N1/7q/2P5/1P3PPP/2K5 w - - 0 23", + "PGN": "1. Nc3 d5 2. d4 Nf6 3. Nf3 e6 4. Bg5 c5 5. e4 dxe4 6. Nxe4 Be7 7. Bxf6 gxf6 8. Nxc5 Bxc5 9. dxc5 Qa5+ 10. Qd2 Qxc5 11. O-O-O Bd7 12. Qh6 Qf5 13. Bd3 Qd5 14. Rhe1 Qxa2 15. c3 Qa1+ 16. Bb1 Qa4 17. Qxf6 Rf8 18. Ng5 Qh4 19. Bxh7 Nc6 20. Bg6 Nd8 21. Rxe6+ Bxe6 22. Rxd8+ Rxd8 *", + "Moves": "f6e6", + "MovesSAN": "Qxe6#", + "Themes": "mate mateIn1 middlegame oneMove pin" + }, + { + "FEN": "4R3/1p3kq1/p2b3Q/2p3P1/3p1r2/1P1P4/2P4K/8 w - - 7 41", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. Bc4 e6 4. d3 d5 5. exd5 exd5 6. Bb3 Nf6 7. O-O Be7 8. Re1 Bg4 9. Bf4 O-O 10. Nc3 a6 11. h3 Bxf3 12. Qxf3 Nd4 13. Qg3 Nxb3 14. axb3 Nh5 15. Qf3 Nxf4 16. Qxf4 Bf6 17. Ne2 Bxb2 18. Rab1 Bf6 19. Ng3 g6 20. Re2 Bg5 21. Qf3 Qd7 22. Re5 Be7 23. Rbe1 Bh4 24. Kh2 Rad8 25. Nf1 Rfe8 26. g3 Rxe5 27. Rxe5 Be7 28. Ne3 d4 29. Ng4 f5 30. Nh6+ Kg7 31. Nxf5+ gxf5 32. Qh5 Rf8 33. f4 h6 34. g4 fxg4 35. hxg4 Rxf4 36. g5 Bd6 37. Qxh6+ Kg8 38. Qg6+ Kf8 39. Qh6+ Qg7 40. Re8+ Kf7 *", + "Moves": "h6e6", + "MovesSAN": "Qe6#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "2krn2r/p2b1ppp/1ppQp3/2n1B3/4q3/8/PP2BPPP/3RK1NR w K - 2 15", + "PGN": "1. d4 d5 2. c4 e6 3. Nc3 c6 4. e4 dxe4 5. Nxe4 Bb4+ 6. Bd2 Qxd4 7. Bxb4 Qxe4+ 8. Be2 Na6 9. Ba5 Bd7 10. Qd6 b6 11. Rd1 Nf6 12. Bc3 O-O-O 13. c5 Nxc5 14. Be5 Ne8 *", + "Moves": "d6b8", + "MovesSAN": "Qb8#", + "Themes": "master mate mateIn1 oneMove opening" + }, + { + "FEN": "r1b2rk1/2p1n1pp/p2p4/1p1Pp3/4p2q/2P1PQ1P/PPBN2P1/R4RK1 w - - 0 18", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Bc5 5. O-O Nge7 6. c3 Ba7 7. d4 Ng6 8. Re1 O-O 9. Be3 d6 10. h3 Qf6 11. d5 Bxe3 12. fxe3 Nce7 13. Rf1 Nh4 14. Nxh4 Qxh4 15. Qf3 f5 16. Nd2 b5 17. Bc2 fxe4 *", + "Moves": "f3f8", + "MovesSAN": "Qxf8#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "rn2kbnr/pQ2pppp/2b5/8/1P6/8/2PP1PPP/qNB1KBNR w Kkq - 1 9", + "PGN": "1. e4 c5 2. b4 cxb4 3. a3 d5 4. exd5 Qxd5 5. axb4 Qe5+ 6. Qe2 Qxa1 7. Qb5+ Bd7 8. Qxb7 Bc6 *", + "Moves": "b7c8", + "MovesSAN": "Qc8#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "4k3/pR5R/1b4pp/4p3/8/PN5P/1r4r1/7K w - - 0 55", + "PGN": "1. e4 c6 2. c4 d5 3. exd5 cxd5 4. cxd5 Qxd5 5. Nc3 Qa5 6. Nf3 Nf6 7. Bc4 e6 8. O-O Be7 9. d4 O-O 10. Bb3 Nc6 11. Bg5 h6 12. Bxf6 Bxf6 13. Bc2 Bd7 14. Qd3 g6 15. a3 Rad8 16. Rad1 Qh5 17. Ne4 Bg7 18. Nc5 Bc8 19. Nb3 Ne5 20. Nxe5 Bxe5 21. f4 Bc7 22. Qe3 Bb6 23. Qe4 Rd5 24. Rd2 Rfd8 25. Bd1 Qh4 26. Bf3 Qf6 27. Rfd1 Bd7 28. Qc2 Rc8 29. Qd3 Rd6 30. Qe2 Bc6 31. Bxc6 Rdxc6 32. h3 Qxf4 33. Rf1 Qh4 34. Qf3 Qe7 35. Qf4 Kg7 36. Qe5+ Kg8 37. Qf4 Kg7 38. Qe5+ f6 39. Qg3 e5 40. Kh1 Rc2 41. dxe5 Qxe5 42. Qxe5 fxe5 43. Rd7+ Kg8 44. Rff7 Rxb2 45. Rg7+ Kf8 46. Rdf7+ Ke8 47. Re7+ Kd8 48. Ref7 Ke8 49. Re7+ Kf8 50. Rgf7+ Kg8 51. Rg7+ Kf8 52. Rh7 Rcc2 53. Ref7+ Ke8 54. Rxb7 Rxg2 *", + "Moves": "h7h8", + "MovesSAN": "Rh8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "1r1q3k/1b3rbP/p2pp3/2pP3Q/1p1n3N/P1NP3P/1PP3P1/R1B3K1 w - - 0 18", + "PGN": "1. e4 g6 2. f4 Bg7 3. Nf3 c5 4. Bc4 Nc6 5. O-O d6 6. d3 Nf6 7. h3 O-O 8. Nc3 a6 9. a3 b5 10. Bd5 Bb7 11. f5 Rb8 12. Nh4 Nd4 13. fxg6 Nxd5 14. gxh7+ Kh8 15. exd5 e6 16. Qh5 b4 17. Rxf7 Rxf7 *", + "Moves": "h4g6", + "MovesSAN": "Ng6#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2R4n/1r4pk/5pbp/5p2/2B5/7P/6PK/8 w - - 0 43", + "PGN": "1. f4 d5 2. e3 Bf5 3. Nf3 e6 4. d3 Nc6 5. Be2 Nf6 6. O-O Bc5 7. b3 O-O 8. d4 Bb6 9. c4 a6 10. c5 Ba7 11. Nc3 b6 12. Ba3 bxc5 13. dxc5 Rb8 14. Na4 Ng4 15. Qd2 Be4 16. h3 Nh6 17. Rac1 Nf5 18. Kh2 d4 19. exd4 Ncxd4 20. Nxd4 Qxd4 21. Qxd4 Nxd4 22. Bxa6 Nc2 23. Bb2 Rfd8 24. Rf2 Nb4 25. Bc4 Nxa2 26. Re1 Bg6 27. Be5 Nb4 28. Bxc7 Rbc8 29. Bxd8 Rxd8 30. Nb6 Bxb6 31. cxb6 Rb8 32. Ra1 h6 33. f5 exf5 34. Ra7 Rxb6 35. Rd2 Nc6 36. Rc7 Ne5 37. Rd8+ Kh7 38. Be2 f6 39. Rcc8 Nf7 40. Rf8 Rxb3 41. Bc4 Rb7 42. Rh8+ Nxh8 *", + "Moves": "c4g8", + "MovesSAN": "Bg8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r2qkbnr/3bpp1p/p1np2p1/1p6/2BPP3/1Q3N2/1P3PPP/RNB1K2R w KQkq - 0 11", + "PGN": "1. e4 c5 2. Nf3 d6 3. Bc4 a6 4. a4 Nc6 5. c3 g6 6. a5 Nxa5 7. Qa4+ Nc6 8. d4 cxd4 9. cxd4 Bd7 10. Qb3 b5 *", + "Moves": "c4f7", + "MovesSAN": "Bxf7#", + "Themes": "attackingF2F7 mate mateIn1 oneMove opening" + }, + { + "FEN": "r3kb2/pp3p2/3p1p1p/2pPp3/2P1Pnq1/2N3P1/PPQ2P1K/R5R1 b q - 0 18", + "PGN": "1. e4 Nc6 2. Nf3 d6 3. d4 Bg4 4. Be2 e5 5. d5 Nce7 6. h3 Bh5 7. O-O Qd7 8. c4 Nf6 9. Nc3 c5 10. Bg5 Ng6 11. Qc2 h6 12. Bxf6 gxf6 13. Kh2 Rg8 14. Rg1 Bxf3 15. Bxf3 Nf4 16. Bg4 Rxg4 17. hxg4 Qxg4 18. g3 *", + "Moves": "g4h3", + "MovesSAN": "Qh3#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r2q2nr/1ppk4/pn1pb1Q1/7p/3N4/8/PP3PP1/RN3RK1 w - - 0 20", + "PGN": "1. e4 e5 2. c3 Bc5 3. Nf3 d6 4. d4 exd4 5. cxd4 Bb6 6. h3 h6 7. Bc4 a6 8. O-O Nc6 9. d5 Na5 10. Qa4+ Bd7 11. Qc2 g5 12. Be3 Nxc4 13. Bxb6 Nxb6 14. e5 g4 15. hxg4 Bxg4 16. Nd4 h5 17. e6 fxe6 18. Qg6+ Kd7 19. dxe6+ Bxe6 *", + "Moves": "g6e6", + "MovesSAN": "Qxe6#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "3r2nr/pk3Ppp/q1p5/8/Pp3B2/4RNPb/1PQ2K1P/RN6 b - - 0 21", + "PGN": "1. d4 d5 2. c4 dxc4 3. e4 b5 4. a4 c6 5. Nc3 Qa5 6. Bd2 b4 7. Nb1 Na6 8. Bxc4 e5 9. dxe5 Qxe5 10. Qc2 Bc5 11. Nf3 Qc7 12. O-O Bd6 13. g3 Bh3 14. Re1 O-O-O 15. e5 Bc5 16. Bxa6+ Kb8 17. Bf4 Bxf2+ 18. Kxf2 Qb6+ 19. Re3 Qxa6 20. e6+ Kb7 21. exf7 *", + "Moves": "a6f1", + "MovesSAN": "Qf1#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "5b1k/ppp4p/2np2p1/3B2q1/4p1P1/P2P3P/1PP2Q2/6K1 w - - 0 26", + "PGN": "1. e4 e5 2. Bc4 Nc6 3. Qh5 g6 4. Qd1 Bg7 5. Nf3 Nf6 6. Nc3 O-O 7. O-O d6 8. a3 Bg4 9. h3 Bxf3 10. Qxf3 Qd7 11. d3 Kh8 12. Bg5 Ne8 13. Rae1 f5 14. exf5 Rxf5 15. Qg3 Nf6 16. f4 Nh5 17. Qh2 Raf8 18. g4 Rxg5 19. fxg5 Rxf1+ 20. Rxf1 Nf4 21. Nd5 Nxd5 22. Bxd5 Qe7 23. Rf7 Qxg5 24. Qf2 e4 25. Rf8+ Bxf8 *", + "Moves": "f2f8", + "MovesSAN": "Qxf8#", + "Themes": "endgame kingsideAttack mate mateIn1 oneMove" + }, + { + "FEN": "r3k1nr/pp3ppp/2nbp3/2p3Nq/2PP2B1/8/PP3PP1/RNBQ1RK1 b kq - 0 11", + "PGN": "1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 Nc6 5. Nf3 Bg4 6. Be2 e6 7. O-O Bd6 8. c4 Qh5 9. h3 Bxh3 10. Ng5 Bg4 11. Bxg4 *", + "Moves": "h5h2", + "MovesSAN": "Qh2#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "r3k2r/pp3ppp/2pQbn2/q7/N1p5/PP2PB2/5PPP/R1B1R1K1 b kq - 0 16", + "PGN": "1. d4 e5 2. dxe5 Nc6 3. Nf3 Qe7 4. Nc3 Nxe5 5. e3 Nf6 6. Be2 Nxf3+ 7. Bxf3 c6 8. O-O d5 9. Re1 Qc5 10. Bd2 Be6 11. b3 Bd6 12. Na4 Qa3 13. Bc1 Qb4 14. a3 Qa5 15. c4 dxc4 16. Qxd6 *", + "Moves": "a5e1", + "MovesSAN": "Qxe1#", + "Themes": "hangingPiece kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r5rk/pp4bp/1q4pN/5p2/8/1P2p2P/P4PP1/2R2RK1 w - - 0 34", + "PGN": "1. b3 e5 2. Bb2 d6 3. e3 g6 4. c4 Bg7 5. Nc3 Nf6 6. Qc2 c6 7. Nf3 Bf5 8. e4 Bg4 9. Be2 O-O 10. O-O Nbd7 11. h3 Bxf3 12. Bxf3 Nc5 13. Ne2 Qc7 14. Ng3 Ne6 15. d3 Nf4 16. Bc1 Ne6 17. Be2 Nd4 18. Qd2 Nxe2+ 19. Qxe2 d5 20. exd5 cxd5 21. Bb2 Rfe8 22. cxd5 Nxd5 23. Ne4 Nf4 24. Qg4 Nxd3 25. Qe2 Nxb2 26. Qxb2 f5 27. Rac1 Qb6 28. Ng5 e4 29. Qc2 e3 30. Qc4+ Kh8 31. Nf7+ Kg8 32. Nh6+ Kh8 33. Qg8+ Rxg8 *", + "Moves": "h6f7", + "MovesSAN": "Nf7#", + "Themes": "mate mateIn1 middlegame oneMove smotheredMate" + }, + { + "FEN": "8/1p5k/3p4/5R2/6RP/r7/5KP1/7r w - - 0 37", + "PGN": "1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. Bf4 Nc6 5. Nf3 Bb4+ 6. Nbd2 Qe7 7. a3 Bxd2+ 8. Qxd2 Ngxe5 9. Nxe5 Nxe5 10. e3 O-O 11. Be2 d6 12. O-O Bd7 13. Rfd1 Rad8 14. Qa5 g5 15. Bxe5 Qxe5 16. Qxc7 Qxb2 17. Bf3 Be6 18. Bd5 Rd7 19. Qa5 Qb6 20. Qxb6 axb6 21. Rdb1 Bxd5 22. cxd5 f5 23. Rxb6 f4 24. exf4 Rxf4 25. Rb4 Rf5 26. Rd1 Re7 27. f3 h5 28. h4 g4 29. fxg4 hxg4 30. Rxg4+ Kh7 31. Rf1 Rxd5 32. Rf3 Rd1+ 33. Kh2 Ree1 34. Rf5 Rh1+ 35. Kg3 Rd3+ 36. Kf2 Rxa3 *", + "Moves": "f5h5", + "MovesSAN": "Rh5#", + "Themes": "endgame mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "1k1r3r/p1p3pp/B1p2n2/2b2b2/5P2/2N2P2/PP2N1PP/R1K4R b - - 4 14", + "PGN": "1. d4 d5 2. Bf4 Nc6 3. e3 f6 4. c4 e5 5. dxe5 fxe5 6. cxd5 exf4 7. dxc6 Qxd1+ 8. Kxd1 bxc6 9. exf4 Bf5 10. Nc3 O-O-O+ 11. Kc1 Nf6 12. f3 Bc5 13. Ba6+ Kb8 14. Nge2 *", + "Moves": "c5e3", + "MovesSAN": "Be3#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "5rk1/pppq4/4b1B1/4b1P1/2p5/3P2N1/PP3Q2/2K2R2 w - - 4 30", + "PGN": "1. c4 e5 2. g3 g6 3. Bg2 Bg7 4. Nc3 Nc6 5. e4 d6 6. Nge2 Be6 7. d3 Qd7 8. h3 Nge7 9. Be3 O-O 10. Qd2 Bh8 11. f4 f5 12. O-O-O fxe4 13. Nxe4 Nf5 14. g4 Nxe3 15. Qxe3 exf4 16. Nxf4 Bd4 17. Qd2 Bg7 18. Rdf1 Bh6 19. g5 Bg7 20. h4 Bf5 21. Ng3 Nd4 22. h5 Ne6 23. Nxe6 Bxe6 24. hxg6 Rxf1+ 25. Rxf1 hxg6 26. Be4 d5 27. Bxg6 dxc4 28. Qh2 Be5 29. Qf2 Rf8 *", + "Moves": "f2f8", + "MovesSAN": "Qxf8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r4rk1/pp1bb1pp/1q1p4/3Pp1N1/2P2p2/1P1Q4/P2B1PPP/R4RK1 w - - 0 17", + "PGN": "1. e4 c5 2. d4 cxd4 3. Nf3 d6 4. Bc4 Nf6 5. Qxd4 Nc6 6. Bb5 Bd7 7. Bxc6 Bxc6 8. Nc3 Qa5 9. Bd2 e5 10. Qd3 Qb6 11. O-O Be7 12. Nd5 Nxd5 13. exd5 Bd7 14. b3 O-O 15. c4 f5 16. Ng5 f4 *", + "Moves": "d3h7", + "MovesSAN": "Qxh7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1b3k1/p1q1n1pp/2p4r/2Pp1p1Q/1P1Pp2N/1N4P1/P4P1P/2R2RK1 w - - 1 20", + "PGN": "1. d4 e6 2. Nf3 d5 3. e3 c5 4. b3 Nc6 5. Bb2 f6 6. Bb5 Bd6 7. Bxc6+ bxc6 8. O-O Ne7 9. Nbd2 cxd4 10. exd4 Qc7 11. c4 O-O 12. c5 Bf4 13. g3 Bh6 14. Nh4 e5 15. Qh5 e4 16. Bc1 f5 17. b4 Rf6 18. Nb3 Bxc1 19. Raxc1 Rh6 *", + "Moves": "h5e8", + "MovesSAN": "Qe8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/1Q6/8/p1kppqp1/P1p5/2P5/1K6/8 w - - 0 50", + "PGN": "1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. e4 Bb4 5. d3 O-O 6. a3 Bxc3+ 7. bxc3 d6 8. g3 Nd7 9. Bg2 Nc5 10. O-O Bg4 11. h3 Bxf3 12. Qxf3 Qe7 13. h4 a5 14. Rb1 b6 15. Be3 Nxd3 16. Rfd1 Nc5 17. Bh3 Rab8 18. h5 Ne6 19. h6 g6 20. Qg2 Ng5 21. Bd7 Qxd7 22. Bxg5 f6 23. Be3 Qe6 24. Qf1 Nd8 25. Qd3 Nb7 26. f4 Nc5 27. Bxc5 bxc5 28. f5 Qf7 29. g4 g5 30. Rxb8 Rxb8 31. Rb1 Rxb1+ 32. Qxb1 Qxc4 33. Qb8+ Kf7 34. Qxc7+ Ke8 35. Qxh7 Qxe4 36. Qg8+ Kd7 37. Qe6+ Kc7 38. h7 Qxg4+ 39. Kf1 Qh3+ 40. Ke2 Qxh7 41. Qxf6 Qh2+ 42. Kd3 Qf4 43. Kc2 c4 44. Qf7+ Kc6 45. Qe8+ Kc5 46. Qc8+ Kd5 47. Qb7+ Kc5 48. a4 Qxf5+ 49. Kb2 d5 *", + "Moves": "b7c7", + "MovesSAN": "Qc7#", + "Themes": "endgame master mate mateIn1 oneMove queenEndgame" + }, + { + "FEN": "3rr1k1/ppp2pp1/2n4p/8/4pPbP/P3P1Q1/1PP5/2KN1BNR b - - 0 20", + "PGN": "1. e3 d5 2. d3 e5 3. Nc3 Nf6 4. Bd2 Bb4 5. Nce2 Nc6 6. Bxb4 Nxb4 7. Qd2 Qe7 8. a3 Nc6 9. h3 O-O 10. g4 h6 11. f3 Re8 12. h4 e4 13. dxe4 dxe4 14. f4 Bxg4 15. O-O-O Rad8 16. Qe1 Nd5 17. Qg3 Qc5 18. Rxd5 Qxd5 19. Nc3 Qd1+ 20. Nxd1 *", + "Moves": "d8d1", + "MovesSAN": "Rxd1#", + "Themes": "mate mateIn1 middlegame oneMove queensideAttack" + }, + { + "FEN": "r1b3k1/p7/2p4p/3p4/N3p3/6q1/PPP1Br2/R2Q2RK b - - 3 22", + "PGN": "1. e4 c6 2. Nf3 d5 3. exd5 cxd5 4. d4 Nf6 5. Nc3 Nc6 6. Bb5 e6 7. Ne5 Qc7 8. Bg5 h6 9. Bxf6 gxf6 10. Nxc6 bxc6 11. Bd3 e5 12. dxe5 fxe5 13. O-O Bg7 14. Re1 O-O 15. f3 f5 16. Na4 e4 17. fxe4 fxe4 18. Be2 Be5 19. g3 Bxg3 20. hxg3 Qxg3+ 21. Kh1 Rf2 22. Rg1 *", + "Moves": "f2h2", + "MovesSAN": "Rh2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "rnb3k1/1p2r1pp/2pp4/p3n3/2PN4/1P3PP1/P2PP2P/R1BQKB1R b KQ - 0 14", + "PGN": "1. c4 Nf6 2. Nc3 e5 3. Nf3 Bb4 4. Nxe5 O-O 5. Nd5 d6 6. Nxf7 Rxf7 7. Nxb4 Ng4 8. f3 Ne5 9. b3 a5 10. Nd5 c6 11. Ne3 Qh4+ 12. g3 Qd4 13. Nc2 Re7 14. Nxd4 *", + "Moves": "e5d3", + "MovesSAN": "Nd3#", + "Themes": "mate mateIn1 middlegame oneMove pin" + }, + { + "FEN": "8/p5pk/8/3p1p2/p2P3p/P4q2/2KR2r1/2Q2N1R b - - 1 39", + "PGN": "1. Nf3 e6 2. d3 d5 3. d4 Nf6 4. Bg5 Bd6 5. Bxf6 Qxf6 6. Nbd2 O-O 7. c3 c5 8. e4 cxd4 9. cxd4 dxe4 10. Nxe4 Qe7 11. Bd3 h6 12. O-O Nc6 13. a3 b6 14. Rc1 Bb7 15. Bb5 Rac8 16. Qa4 Na5 17. b4 Bxe4 18. Nd2 Bd5 19. bxa5 Qh4 20. g3 Qh3 21. f3 Bxg3 22. hxg3 Qxg3+ 23. Kh1 f5 24. Bd7 Rf6 25. Rxc8+ Kh7 26. Qc2 Qh3+ 27. Kg1 Rg6+ 28. Kf2 Rg2+ 29. Ke1 Qg3+ 30. Kd1 Qf4 31. Rc3 bxa5 32. Bc6 a4 33. Bxd5 exd5 34. Rd3 h5 35. Qc1 h4 36. Rh1 Qg3 37. Nf1 Qf2 38. Rd2 Qxf3+ 39. Kc2 *", + "Moves": "f3b3", + "MovesSAN": "Qb3#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "5rk1/1pp1r2p/p2q2pB/2nPp3/2P5/8/PP4PP/1KR2R2 w - - 0 23", + "PGN": "1. d4 e5 2. d5 Bc5 3. c4 d6 4. Nc3 a6 5. e4 Nh6 6. f4 exf4 7. Nf3 Qf6 8. e5 dxe5 9. Ne4 Qb6 10. Nxc5 Qxc5 11. Nxe5 O-O 12. Bxf4 Re8 13. Be2 Ng4 14. Bxg4 Bxg4 15. Qxg4 f6 16. O-O-O fxe5 17. Bh6 g6 18. Kb1 Qd6 19. Rhf1 Nd7 20. Qf3 Re7 21. Rc1 Nc5 22. Qf8+ Rxf8 *", + "Moves": "f1f8", + "MovesSAN": "Rxf8#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r3k2r/1b1p1ppp/pq2N3/1p2P3/6n1/1PN1b3/1PPQ1PPP/1K1R3R w kq - 0 15", + "PGN": "1. e4 c5 2. d4 cxd4 3. Nf3 e6 4. Bc4 a6 5. Nxd4 b5 6. Bb3 Bb7 7. Nc3 Qb6 8. Be3 Bc5 9. Qd2 Nc6 10. O-O-O Na5 11. Kb1 Nf6 12. e5 Nxb3 13. axb3 Ng4 14. Nxe6 Bxe3 *", + "Moves": "d2d7", + "MovesSAN": "Qxd7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "6r1/1p5k/p1p2p2/N1Pp1p1p/1P1PbP1P/P3R1P1/5Q1K/3q4 b - - 9 38", + "PGN": "1. c4 e5 2. Nc3 Nc6 3. e3 Nf6 4. d4 exd4 5. exd4 d5 6. c5 Be7 7. Nf3 O-O 8. Bd3 Bg4 9. O-O Nb4 10. a3 Nxd3 11. Qxd3 c6 12. Ne5 Be6 13. Bg5 Re8 14. Rfe1 h6 15. Bxf6 Bxf6 16. f4 Qc7 17. Re3 Rad8 18. Rae1 Qc8 19. Ne2 Bf5 20. Qc3 a6 21. Ng3 Bh7 22. b4 Re7 23. Qd2 Rde8 24. Nh5 Bh4 25. g3 Bf6 26. Nxf6+ gxf6 27. Nf3 Rxe3 28. Rxe3 Be4 29. Qf2 Qg4 30. Nd2 f5 31. Nf3 h5 32. Ne5 Qg7 33. h4 f6 34. Nf3 Qg4 35. Kh2 Kh7 36. Nd2 Rg8 37. Nb3 Qd1 38. Na5 *", + "Moves": "d1h1", + "MovesSAN": "Qh1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "4rrk1/5ppp/p1pb4/1p6/3P3R/1BP2Q1b/PP3P2/RNB3K1 b - - 0 18", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O b5 6. Bb3 Be7 7. Re1 O-O 8. c3 d5 9. exd5 Nxd5 10. Nxe5 Nxe5 11. Rxe5 c6 12. h3 Bd6 13. Re1 Qh4 14. Qf3 Nf4 15. d4 Nxh3+ 16. gxh3 Bxh3 17. Re4 Rae8 18. Rxh4 *", + "Moves": "e8e1", + "MovesSAN": "Re1#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2rk2r1/8/pp1p4/7p/P2bQ2P/3P2q1/1P4B1/R3R2K w - - 0 30", + "PGN": "1. e4 g6 2. Bc4 Bg7 3. Nc3 a6 4. a4 c5 5. Nf3 Nc6 6. O-O e6 7. Re1 Nge7 8. e5 Qc7 9. Qe2 Nd4 10. Nxd4 cxd4 11. Nd1 g5 12. d3 Ng6 13. Bxg5 Bxe5 14. g3 b6 15. h4 h5 16. f4 Bg7 17. f5 Ne5 18. Bf4 d6 19. fxe6 fxe6 20. Nf2 Bb7 21. Bxe6 Qe7 22. Bxe5 Bxe5 23. Bh3 Kd8 24. Bg2 Rg8 25. Ne4 Bxe4 26. Qxe4 Rc8 27. c3 Qg7 28. cxd4 Bxd4+ 29. Kh1 Qxg3 *", + "Moves": "e4e7", + "MovesSAN": "Qe7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1bq1rk1/p1pnnpbp/1p1p2p1/4p1N1/3PP3/3BB2Q/PPP2PPP/RN3RK1 w - - 0 10", + "PGN": "1. e4 e6 2. d4 Ne7 3. Nf3 g6 4. Be3 Bg7 5. Bd3 d6 6. O-O Nd7 7. Ng5 b6 8. Qf3 O-O 9. Qh3 e5 *", + "Moves": "h3h7", + "MovesSAN": "Qxh7#", + "Themes": "kingsideAttack mate mateIn1 oneMove opening" + }, + { + "FEN": "2kr3r/1ppbqp2/N6p/6p1/3b4/3B2P1/PPQ2PP1/2KR3R w - - 0 19", + "PGN": "1. d4 d5 2. Bg5 h6 3. Bh4 g5 4. Bg3 Nf6 5. e3 Ne4 6. Bd3 Nxg3 7. hxg3 e6 8. Nf3 Nc6 9. c3 Bg7 10. Nbd2 Bd7 11. Qc2 a6 12. e4 dxe4 13. Nxe4 Qe7 14. Nc5 O-O-O 15. Nxa6 e5 16. O-O-O exd4 17. Nxd4 Nxd4 18. cxd4 Bxd4 *", + "Moves": "c2c7", + "MovesSAN": "Qxc7#", + "Themes": "mate mateIn1 middlegame oneMove queensideAttack" + }, + { + "FEN": "8/4kN1Q/5b2/p3p3/4Pn2/5PK1/1r6/3R4 b - - 4 43", + "PGN": "1. d4 d5 2. c4 dxc4 3. e4 e5 4. d5 Nf6 5. Nc3 Bd6 6. Bxc4 h6 7. h3 a6 8. a4 Nbd7 9. Be3 Nf8 10. Nf3 g5 11. Nd2 Ng6 12. g3 Bd7 13. Rb1 Qc8 14. Bf1 O-O 15. h4 Bg4 16. f3 Bd7 17. hxg5 hxg5 18. Bxg5 Kg7 19. Bh6+ Kg8 20. Bxf8 Bxf8 21. Nc4 b5 22. Ne3 bxa4 23. Qc2 Bg7 24. Bc4 Qb7 25. Nxa4 Rb8 26. b4 Bb5 27. Nc5 Qb6 28. Qh2 a5 29. Bxb5 Qxb5 30. Nf5 Bf8 31. g4 Bxc5 32. g5 Bxb4+ 33. Kf2 Be7 34. gxf6 Bxf6 35. Qh7+ Kf8 36. Rxb5 Rxb5 37. Qh6+ Ke8 38. d6 Rb2+ 39. Kg3 cxd6 40. Nxd6+ Kd7 41. Nxf7 Nf4 42. Rd1+ Ke7 43. Qh7 *", + "Moves": "b2g2", + "MovesSAN": "Rg2#", + "Themes": "endgame hookMate mate mateIn1 oneMove" + }, + { + "FEN": "rn2kb1r/pp2pppp/2p2n2/B7/q7/5B2/PPP2PPP/R2Q1RK1 w kq - 0 12", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 c6 5. Bd2 Qb6 6. Na4 Qd8 7. Nf3 Nf6 8. Be2 Bg4 9. O-O Bxf3 10. Bxf3 Qxd4 11. Ba5 Qxa4 *", + "Moves": "d1d8", + "MovesSAN": "Qd8#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "3r3k/pp1rn2p/5p1P/4p1p1/4QbP1/2PB3R/PP6/1K6 w - - 1 27", + "PGN": "1. d4 Nf6 2. Nc3 d5 3. e4 dxe4 4. Bg5 Nbd7 5. Qe2 c5 6. Nxe4 Nxe4 7. Qxe4 cxd4 8. O-O-O Qb6 9. Nf3 f6 10. Bh4 e5 11. Nxd4 Bc5 12. Nf5 O-O 13. Bc4+ Kh8 14. g4 Bxf2 15. Rd6 Bxh4 16. Rxb6 Bg5+ 17. Kb1 Nxb6 18. Bd3 Bxf5 19. Qxf5 g6 20. Qf3 Rf7 21. h4 Bf4 22. h5 g5 23. Qe4 Rd8 24. c3 Rfd7 25. Rh3 Nd5 26. h6 Ne7 *", + "Moves": "e4h7", + "MovesSAN": "Qxh7#", + "Themes": "kingsideAttack master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/k4q2/6r1/pQ5r/3p3p/P3PpP1/5P1P/1R3BK1 w - - 0 33", + "PGN": "1. c4 e6 2. g3 Nf6 3. Bg2 Nc6 4. Nc3 b6 5. d3 Bb7 6. e3 Bb4 7. Ne2 Bxc3+ 8. Nxc3 Qe7 9. O-O O-O-O 10. a3 d5 11. cxd5 exd5 12. d4 h6 13. b4 Ne4 14. Nxe4 dxe4 15. b5 Na5 16. Qc2 f5 17. Bd2 g5 18. Rfc1 Kb8 19. Bb4 Qf7 20. Bxa5 bxa5 21. Rab1 h5 22. Qc5 f4 23. Qxg5 f3 24. Bf1 Rdg8 25. Qe5 h4 26. b6 axb6 27. Rxb6 Rh5 28. Rxb7+ Kxb7 29. Rb1+ Ka7 30. Qxe4 c5 31. Qc6 Rg6 32. Qb5 cxd4 *", + "Moves": "b5b8", + "MovesSAN": "Qb8#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "4r3/pp3pk1/2bR2p1/8/3N4/2P5/P1P2PPP/6K1 b - - 3 20", + "PGN": "1. Nc3 c5 2. e4 d6 3. d4 cxd4 4. Qxd4 Nc6 5. Bb5 Bd7 6. Bxc6 Bxc6 7. Nf3 Nf6 8. Bg5 g6 9. Bxf6 exf6 10. O-O Bg7 11. Rfd1 O-O 12. Qxd6 Qxd6 13. Rxd6 Rfe8 14. Re1 f5 15. exf5 Rxe1+ 16. Nxe1 Bxc3 17. bxc3 Kg7 18. fxg6 hxg6 19. Nf3 Re8 20. Nd4 *", + "Moves": "e8e1", + "MovesSAN": "Re1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "7k/R7/2p4p/8/P4N2/5nrp/1PP5/7K b - - 1 39", + "PGN": "1. d4 Nf6 2. Bf4 g6 3. e3 Bg7 4. Nf3 O-O 5. Be2 d6 6. h3 Nc6 7. Nc3 Nd7 8. O-O e5 9. Bh2 f5 10. a4 g5 11. dxe5 dxe5 12. Qd5+ Kh8 13. Rfd1 f4 14. Bb5 Nb4 15. Qe4 c6 16. Qxb4 cxb5 17. Nxb5 Qf6 18. Nc7 Rb8 19. Nd5 Qg6 20. Qe7 h6 21. exf4 exf4 22. Nd4 Re8 23. Qb4 Ne5 24. Nc7 Rf8 25. h4 gxh4 26. Re1 h3 27. g3 Bg4 28. Ra3 Rbd8 29. Kh1 Rxd4 30. Qxd4 Qc6+ 31. Qd5 Bf3+ 32. Rxf3 Nxf3 33. Qxc6 bxc6 34. Re7 Be5 35. Ne6 fxg3 36. Bxg3 Rg8 37. Rxa7 Bxg3 38. fxg3 Rxg3 39. Nf4 *", + "Moves": "g3g1", + "MovesSAN": "Rg1#", + "Themes": "arabianMate endgame master masterVsMaster mate mateIn1 oneMove" + }, + { + "FEN": "rnbqr1k1/pp3pp1/4p3/2pp2PQ/3P4/4P3/PPP2PP1/RN2K2R w KQ - 3 12", + "PGN": "1. d4 Nf6 2. Nf3 e6 3. Bg5 d5 4. e3 Be7 5. Bxf6 Bxf6 6. Bd3 O-O 7. h4 c5 8. Bxh7+ Kxh7 9. Ng5+ Bxg5 10. hxg5+ Kg8 11. Qh5 Re8 *", + "Moves": "h5h8", + "MovesSAN": "Qh8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1b2rk1/1p3pp1/pqpn3p/3p2N1/3P2P1/1P1Q4/P3PP1P/R3KB1R w KQ - 1 17", + "PGN": "1. d4 Nf6 2. Nf3 e6 3. c4 Bb4+ 4. Nc3 d5 5. cxd5 Nxd5 6. Bd2 Nc6 7. Nxd5 Bxd2+ 8. Qxd2 exd5 9. Qe3+ Ne7 10. Ne5 O-O 11. Nf3 c6 12. g3 Qb6 13. b3 Nf5 14. Qd3 a6 15. Ng5 h6 16. g4 Nd6 *", + "Moves": "d3h7", + "MovesSAN": "Qh7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r2q1r1k/pbp2p1n/1pn1p2Q/6bN/2B5/3P1N2/PPP2PPP/4RRK1 w - - 5 18", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd8 4. Nf3 Nf6 5. Bc4 e6 6. d3 Bd6 7. O-O O-O 8. Bg5 h6 9. Bh4 Be7 10. Qd2 b6 11. Rae1 Bb7 12. Ne2 Nc6 13. Ng3 g5 14. Bxg5 hxg5 15. Qxg5+ Kh8 16. Qh6+ Nh7 17. Nh5 Bg5 *", + "Moves": "h6g7", + "MovesSAN": "Qg7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/p6k/2p1r1qp/1pP1Qrp1/1P6/P3P3/1B3PPP/5RK1 w - - 0 31", + "PGN": "1. d4 d5 2. c4 e6 3. a3 Nf6 4. Nc3 h6 5. e3 Nc6 6. Nf3 Ne4 7. Nxe4 dxe4 8. Nd2 f5 9. b4 Bd7 10. Bb2 Qf6 11. Qc2 e5 12. d5 Ne7 13. Qb3 g5 14. c5 Bg7 15. Bc4 O-O 16. d6+ Kh7 17. dxe7 Qxe7 18. O-O b5 19. Bd5 c6 20. Bxe4 fxe4 21. Nxe4 Bf5 22. Ng3 Be6 23. Qd3+ Kh8 24. Qd6 Qf6 25. Nh5 Qg6 26. Nxg7 Kxg7 27. Qxe5+ Kh7 28. Rad1 Rae8 29. Rd6 Rf5 30. Rxe6 Rxe6 *", + "Moves": "e5h8", + "MovesSAN": "Qh8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "rnb2rk1/pp1p1ppp/1qp2B2/4p3/2B1P3/2NP3P/PPPK1bP1/R2Q2NR b - - 1 8", + "PGN": "1. e4 e5 2. Bc4 Nf6 3. Nc3 Bc5 4. h3 O-O 5. d3 c6 6. Bg5 Qb6 7. Bxf6 Bxf2+ 8. Kd2 *", + "Moves": "b6e3", + "MovesSAN": "Qe3#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "7r/pB6/1p1p1p1p/3Pb2k/6pN/6P1/7r/2K2R2 w - - 2 34", + "PGN": "1. d4 Nf6 2. Nf3 b6 3. Bg5 Bb7 4. e3 e6 5. Nbd2 h6 6. Bh4 d6 7. c4 g5 8. Bg3 g4 9. Ng1 c5 10. Ne2 cxd4 11. Nxd4 Nc6 12. Qa4 Qd7 13. h4 Nxd4 14. Qxd7+ Kxd7 15. exd4 Nh5 16. O-O-O Nxg3 17. fxg3 Rc8 18. Kb1 Bg7 19. Nb3 Be4+ 20. Ka1 Ke7 21. d5 exd5 22. cxd5 Rc2 23. Rb1 Rf2 24. Ba6 Bxb1 25. Re1+ Be5 26. Kxb1 Rxb2+ 27. Kc1 Rxa2 28. Bb7 Rxg2 29. Nd4 Kf6 30. Rf1+ Kg6 31. Nf5 f6 32. h5+ Kxh5 33. Nh4 Rh2 *", + "Moves": "f1f5", + "MovesSAN": "Rf5#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r1b3k1/b1p2pp1/p1Bp3p/P7/1P3q2/8/1BQr1PPP/4RRK1 w - - 0 21", + "PGN": "1. e4 e5 2. Bc4 Bc5 3. Nf3 Nc6 4. c3 Nf6 5. Ng5 O-O 6. O-O h6 7. Nf3 d6 8. b4 Bb6 9. a4 a6 10. a5 Ba7 11. d4 exd4 12. Nxd4 Nxe4 13. Nxc6 bxc6 14. Nd2 Nxc3 15. Qc2 Ne2+ 16. Bxe2 Re8 17. Bf3 Qf6 18. Bb2 Qf4 19. Bxc6 Re2 20. Rae1 Rxd2 *", + "Moves": "e1e8", + "MovesSAN": "Re8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1b1k2r/ppp2ppp/2nq4/3P4/1PBp2n1/P7/1BPPNPPP/R2Q1RK1 b kq - 2 11", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Bc4 Nc6 4. Nc3 Bc5 5. O-O d6 6. a3 Ng4 7. b4 Bd4 8. Nxd4 exd4 9. Ne2 d5 10. exd5 Qd6 11. Bb2 *", + "Moves": "d6h2", + "MovesSAN": "Qxh2#", + "Themes": "kingsideAttack mate mateIn1 oneMove opening" + }, + { + "FEN": "r4r1k/1p2Np1p/p1p2b2/6Bp/PPnP1P2/3b1R1P/6P1/R5K1 w - - 0 25", + "PGN": "1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e3 O-O 5. Bd3 d6 6. Nge2 a6 7. O-O Nbd7 8. a4 e5 9. b4 Ng4 10. Bb2 exd4 11. exd4 Qh4 12. h3 Ngf6 13. Ng3 Nb6 14. Be4 Nxc4 15. Bc1 Nxe4 16. Ngxe4 Bf5 17. Qe2 d5 18. Bg5 Qh5 19. Qxh5 gxh5 20. Nf6+ Kh8 21. Ncxd5 c6 22. Ne7 Bg6 23. f4 Bd3 24. Rf3 Bxf6 *", + "Moves": "g5f6", + "MovesSAN": "Bxf6#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "5rk1/p5p1/1p1bR2p/8/8/7P/6P1/5R1K b - - 0 27", + "PGN": "1. e4 c5 2. Nf3 e6 3. Bc4 Nf6 4. e5 d5 5. exd6 Nc6 6. O-O Bxd6 7. c3 O-O 8. d4 cxd4 9. cxd4 b6 10. Bg5 h6 11. Bxf6 Qxf6 12. Nc3 Rd8 13. d5 Na5 14. b3 Nxc4 15. bxc4 Qxc3 16. dxe6 Bxe6 17. Rc1 Qb4 18. Nd4 Bc5 19. Nxe6 Rxd1 20. Rcxd1 fxe6 21. Rfe1 Qxc4 22. Rc1 Qxa2 23. Ra1 Qxf2+ 24. Kh1 Rf8 25. h3 Bd6 26. Rxe6 Qf1+ 27. Rxf1 *", + "Moves": "f8f1", + "MovesSAN": "Rxf1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "2r1n2k/R4R1p/6p1/4p3/6P1/P3P2P/1Pr5/4K3 w - - 3 27", + "PGN": "1. e4 d5 2. exd5 c6 3. dxc6 Nxc6 4. Nf3 Bg4 5. h3 Bh5 6. g4 Bg6 7. a3 Nf6 8. d4 e6 9. Bb5 Bd6 10. Nc3 O-O 11. Bg5 Be7 12. Bxc6 bxc6 13. Ne5 c5 14. Nxg6 fxg6 15. dxc5 Bxc5 16. Ne4 Qxd1+ 17. Rxd1 Nxe4 18. Be3 Bxe3 19. fxe3 e5 20. Rd5 Rae8 21. Rd7 Rf2 22. Rf1 Rxc2 23. Rff7 Nf6 24. Rxg7+ Kh8 25. Rxa7 Rec8 26. Rgf7 Ne8 *", + "Moves": "f7f8", + "MovesSAN": "Rf8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r1b3k1/p5pp/1pN2p2/6n1/P1P1r3/6K1/1BP2PPP/R6R b - - 2 21", + "PGN": "1. e4 c6 2. Nf3 d5 3. d3 dxe4 4. dxe4 Qxd1+ 5. Kxd1 Nd7 6. Nc3 e5 7. Be3 Ngf6 8. a4 Bb4 9. Bd3 Bxc3 10. bxc3 O-O 11. Ke2 Ng4 12. Bc5 Re8 13. Ba3 b6 14. c4 Nc5 15. Bb2 Nf6 16. Nxe5 Nfxe4 17. Bxe4 Nxe4 18. Kf3 Ng5+ 19. Kf4 f6 20. Nxc6 Re4+ 21. Kg3 *", + "Moves": "e4g4", + "MovesSAN": "Rg4#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r2q2k1/pp1n1ppp/2p1r3/3p4/2P3Q1/2B5/PP3PPP/R4RK1 w - - 0 16", + "PGN": "1. e4 e6 2. d4 d5 3. exd5 exd5 4. c4 Nf6 5. Nc3 Bb4 6. Bd2 O-O 7. Nf3 Re8+ 8. Be2 Bg4 9. O-O Bxc3 10. Bxc3 c6 11. Ne5 Bxe2 12. Qxe2 Nfd7 13. Qg4 Nxe5 14. dxe5 Nd7 15. e6 Rxe6 *", + "Moves": "g4g7", + "MovesSAN": "Qxg7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3r1r2/ppp2q2/2n1kP1Q/4p1B1/8/P7/1P3PPP/3R2K1 w - - 4 31", + "PGN": "1. d4 d5 2. c4 Nf6 3. Nc3 e6 4. a3 dxc4 5. e4 Nc6 6. Nf3 Be7 7. Bxc4 O-O 8. O-O h6 9. Bf4 Nh5 10. Be3 f5 11. e5 f4 12. Bc1 g5 13. Nxg5 hxg5 14. Qxh5 Rf7 15. Ne4 Qxd4 16. Nf6+ Bxf6 17. exf6 Qxc4 18. Qxg5+ Kf8 19. Qh6+ Ke8 20. Qh8+ Rf8 21. Qh5+ Kd8 22. Rd1+ Bd7 23. Qh6 Ke8 24. Bxf4 e5 25. Qg6+ Kd8 26. Qg7 Qf7 27. Bg5 Kc8 28. Rxd7 Kxd7 29. Rd1+ Ke6 30. Qh6 Rad8 *", + "Moves": "h6h3", + "MovesSAN": "Qh3#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "5b2/p1pR1pk1/6P1/6P1/8/3QNP2/1rP4q/3K4 b - - 2 32", + "PGN": "1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nf3 Nf6 5. Nc3 Bd6 6. Qe2+ Qe7 7. Bg5 O-O 8. Bxf6 Qxf6 9. Nxd5 Qd8 10. O-O-O Bg4 11. h3 Bxf3 12. Qxf3 Qg5+ 13. Ne3 Nc6 14. h4 Qh6 15. g4 Rfe8 16. g5 Qg6 17. Bd3 Nxd4 18. Qxb7 Qe6 19. Bf5 Qxa2 20. Rxd4 Reb8 21. Qe4 Rxb2 22. Qxa8+ Bf8 23. Bxh7+ Kxh7 24. Qe4+ g6 25. Kd2 Qa5+ 26. Ke2 Qb5+ 27. Qd3 Qc6 28. h5 Qxh1 29. hxg6+ Kg7 30. Rd7 Qh5+ 31. f3 Qh2+ 32. Kd1 *", + "Moves": "b2b1", + "MovesSAN": "Rb1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "2kr4/Bp3ppp/2p5/4p3/P1b1B3/R1Pr3P/5PP1/4K2R b K - 0 18", + "PGN": "1. e4 c6 2. c4 e5 3. Nf3 d6 4. Be2 Nf6 5. Nc3 Nbd7 6. d4 Be7 7. dxe5 Nxe5 8. Nxe5 dxe5 9. Qxd8+ Bxd8 10. h3 Ba5 11. Bf3 Be6 12. a3 Bxc3+ 13. bxc3 Bxc4 14. a4 O-O-O 15. Be3 Rd3 16. Ra3 Rhd8 17. Bxa7 Nxe4 18. Bxe4 *", + "Moves": "d3d1", + "MovesSAN": "Rd1#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r4rk1/2p2pp1/p3q3/1pbbN2p/5P2/1P1P3P/1PP3P1/R1BQ1R1K b - - 0 18", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. Nc3 b5 6. Bb3 Bc5 7. O-O d6 8. Nd5 Bb7 9. d3 h6 10. h3 O-O 11. Nh2 Na5 12. Kh1 Nxb3 13. Nxf6+ Qxf6 14. axb3 d5 15. Ng4 Qe6 16. exd5 Bxd5 17. f4 h5 18. Nxe5 *", + "Moves": "e6h3", + "MovesSAN": "Qxh3#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove pin" + }, + { + "FEN": "rn3r1k/1p3p2/p2p1q1p/4pQb1/4B3/8/PPP2PP1/R4RK1 w - - 0 19", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 e6 6. Bd3 Nf6 7. Bg5 Be7 8. O-O O-O 9. h4 h6 10. Bf4 e5 11. Bxh6 gxh6 12. Nf5 Bxf5 13. exf5 Kh7 14. Ne4 Nxe4 15. Bxe4 Bxh4 16. f6+ Kh8 17. Qg4 Bg5 18. Qf5 Qxf6 *", + "Moves": "f5h7", + "MovesSAN": "Qh7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "5b1k/p1p2p1p/2p1qp1Q/4p3/2r5/1N4R1/PP3PPP/6K1 w - - 2 25", + "PGN": "1. Nc3 e5 2. e4 Bc5 3. Nf3 Nc6 4. Bb5 d6 5. d4 exd4 6. Nxd4 Bd7 7. Bxc6 bxc6 8. O-O Nf6 9. Bg5 O-O 10. Qd2 Re8 11. Rfe1 Rb8 12. Nb3 Bb4 13. e5 Rxe5 14. Rxe5 dxe5 15. Bxf6 gxf6 16. Rd1 Bd6 17. Ne4 Bf5 18. Qe3 Bxe4 19. Qxe4 Qe8 20. Rd3 Rb4 21. c4 Qe6 22. Rg3+ Kh8 23. Qh4 Rxc4 24. Qh6 Bf8 *", + "Moves": "h6f8", + "MovesSAN": "Qxf8#", + "Themes": "endgame hangingPiece kingsideAttack master mate mateIn1 oneMove" + }, + { + "FEN": "8/7R/1pk5/4Bp2/2PKb1p1/r5P1/8/8 w - - 2 48", + "PGN": "1. Nf3 g6 2. g3 Bg7 3. Bg2 c5 4. c4 Nc6 5. O-O d6 6. Nc3 Bf5 7. d3 Qd7 8. Re1 Bh3 9. Bh1 h5 10. Bg5 Bxc3 11. bxc3 f6 12. Be3 h4 13. Rb1 hxg3 14. fxg3 Nh6 15. Bd2 Ng4 16. e4 Nce5 17. Qe2 Nxf3+ 18. Bxf3 Ne5 19. Bf4 Nxf3+ 20. Qxf3 Bg4 21. Qg2 g5 22. Be3 O-O-O 23. e5 dxe5 24. Bxc5 Rh7 25. Bxa7 Rdh8 26. Rb5 Rxh2 27. Rc5+ Kd8 28. Rd5 Rxg2+ 29. Kxg2 Bh3+ 30. Kf3 Be6 31. Bb6+ Ke8 32. Rxd7 Kxd7 33. a4 Rh2 34. Bf2 Bf7 35. a5 Bg6 36. d4 Bd3 37. dxe5 Bxc4 38. exf6 exf6 39. Bd4 Bd5+ 40. Ke3 f5 41. Bf6 g4 42. Kd4 Be4 43. Be5 Ra2 44. c4 Rxa5 45. Re2 Ra3 46. Rh2 b6 47. Rh7+ Kc6 *", + "Moves": "h7c7", + "MovesSAN": "Rc7#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "r1bq1rk1/1pp2pbp/2np3B/4p1Qp/3PP3/pPN5/P1P2PP1/2KR1BN1 w - - 0 13", + "PGN": "1. d4 Nf6 2. Bf4 g6 3. Nc3 Bg7 4. e4 d6 5. Qd2 O-O 6. O-O-O a5 7. Bh6 a4 8. h4 a3 9. b3 Nc6 10. h5 Nxh5 11. Rxh5 gxh5 12. Qg5 e5 *", + "Moves": "g5g7", + "MovesSAN": "Qxg7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "6rk/p1p2p2/2p2p2/1p6/4P3/2P5/PP1Q2rP/7K w - - 0 26", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. c3 Nf6 5. Bxc6 dxc6 6. Nxe5 O-O 7. d4 Bd6 8. Qf3 Re8 9. Bg5 Bxe5 10. dxe5 Rxe5 11. Bxf6 gxf6 12. O-O Rg5 13. Na3 Bg4 14. Qe3 Qd7 15. f3 Bh3 16. Rf2 Kh8 17. Nc4 Rag8 18. g4 h5 19. Kh1 hxg4 20. fxg4 Bxg4 21. Rg1 b5 22. Nd2 Qxd2 23. Qxd2 Bf3+ 24. Rgg2 Bxg2+ 25. Rxg2 Rxg2 *", + "Moves": "d2h6", + "MovesSAN": "Qh6#", + "Themes": "endgame mate mateIn1 oneMove queenRookEndgame" + }, + { + "FEN": "2Q5/4Np1k/3p1qpb/p2P4/1p2B3/1K6/P1r5/8 w - - 0 43", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. f3 e5 7. Nb3 Be7 8. Be3 Be6 9. Qe2 O-O 10. O-O-O Qc7 11. g4 a6 12. g5 Nh5 13. Kb1 b5 14. Nd5 Bxd5 15. exd5 Nb8 16. Rg1 Nd7 17. f4 g6 18. f5 Rfe8 19. f6 Bf8 20. Bh3 Nf4 21. Qf1 Nb6 22. Bxf4 exf4 23. Qxf4 Re5 24. Bg2 Rc8 25. c3 Nc4 26. h4 Nxb2 27. Kxb2 Re2+ 28. Rd2 Qxc3+ 29. Kb1 Rce8 30. Rc1 Re1 31. Qd4 Qg3 32. Rxe1 Rxe1+ 33. Kb2 h6 34. Na5 hxg5 35. hxg5 Qxg5 36. Nc6 Bh6 37. Rc2 Rc1 38. Ne7+ Kh7 39. Be4 a5 40. Qc3 b4 41. Qc8 Qxf6+ 42. Kb3 Rxc2 *", + "Moves": "c8g8", + "MovesSAN": "Qg8#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "8/r6r/4p1R1/pR6/4k3/8/PP2K3/8 w - - 1 46", + "PGN": "1. d4 d5 2. Bg5 Nd7 3. e3 Ngf6 4. c4 e6 5. cxd5 exd5 6. Nc3 c6 7. Bd3 Be7 8. h3 O-O 9. Nf3 Re8 10. Qc2 Nf8 11. O-O-O b5 12. Ne5 Bb7 13. h4 a5 14. h5 Qb6 15. h6 g6 16. f4 c5 17. Bxb5 Reb8 18. dxc5 Qxc5 19. Qd2 Ne4 20. Bxe7 Qxe7 21. Nxe4 dxe4 22. Kb1 Rc8 23. Bc4 Ne6 24. Bxe6 Qxe6 25. Qd7 Ba6 26. Qxe6 fxe6 27. Rd7 Bd3+ 28. Nxd3 exd3 29. Rxd3 Rc7 30. Rhd1 Raa7 31. Rd8+ Kf7 32. Rh8 Kf6 33. g4 g5 34. fxg5+ Kxg5 35. Rd6 Re7 36. Rg8+ Kxh6 37. g5+ Kh5 38. e4 Kg4 39. Kc2 Kf4 40. Kd3 Ke5 41. Rb6 Kf4 42. Rb5 Red7+ 43. Ke2 Kxe4 44. g6 hxg6 45. Rxg6 Rh7 *", + "Moves": "g6g4", + "MovesSAN": "Rg4#", + "Themes": "endgame mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "b5k1/2r2ppp/p2p4/Np1P2Q1/1P1qP1n1/6P1/P6P/5R1K w - - 0 30", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 d6 6. O-O Nbd7 7. Nc3 Be7 8. Qc2 O-O 9. e4 Ne8 10. d5 e5 11. Nd2 c6 12. b4 cxd5 13. cxd5 Rc8 14. Qd3 a6 15. Nc4 b5 16. Na5 Ba8 17. f4 Qb6+ 18. Be3 Qc7 19. Rac1 Qb8 20. Kh1 Nef6 21. Bh3 Rc7 22. Qd2 Rfc8 23. Bxd7 Nxd7 24. fxe5 Nxe5 25. Ne2 Ng4 26. Rxc7 Rxc7 27. Bg5 Qb6 28. Nd4 Bxg5 29. Qxg5 Qxd4 *", + "Moves": "g5d8", + "MovesSAN": "Qd8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2k5/1p4rr/pP1B4/2PqN2p/Q5p1/5p2/P4PPP/5K2 w - - 1 37", + "PGN": "1. e4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. Bb5 Nd4 5. Nxe5 Nxb5 6. Nxb5 d6 7. Nf3 Bg4 8. d3 Qd7 9. Nbd4 O-O-O 10. Bg5 h6 11. Bh4 g5 12. Bg3 Qa4 13. Qd2 Bg7 14. b3 Qa3 15. O-O Bxf3 16. Nxf3 Nxe4 17. dxe4 Bxa1 18. Rxa1 Qb2 19. Qd1 Rdg8 20. e5 Rh7 21. exd6 cxd6 22. Bxd6 Rd8 23. c4 Qf6 24. c5 g4 25. Ne1 h5 26. Qd3 Qxa1 27. Qf5+ Rd7 28. Kf1 Qg7 29. Nd3 Qg6 30. Qd5 Qe6 31. Qd4 f5 32. Ne5 Rdg7 33. Qa4 a6 34. b4 f4 35. b5 f3 36. b6 Qd5 *", + "Moves": "a4e8", + "MovesSAN": "Qe8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "4r2k/1p3p1p/p4p2/3N4/P1Pb3N/1P1q4/3P1P2/1R1Q2RK b - - 0 26", + "PGN": "1. e4 d5 2. exd5 Nf6 3. c4 e6 4. dxe6 Bxe6 5. b3 Bc5 6. Nf3 Nc6 7. Be2 Nd4 8. O-O Nxe2+ 9. Qxe2 O-O 10. Nc3 Re8 11. Qd1 Bg4 12. Bb2 Qd3 13. Nb5 Bb6 14. Bxf6 gxf6 15. a4 a6 16. Nc3 Rad8 17. Nd5 Bd4 18. Rb1 Kg7 19. Nxc7 Rg8 20. Nd5 Kh8 21. Kh1 Rde8 22. h3 Bh5 23. g4 Bxg4 24. hxg4 Rxg4 25. Rg1 Rh4+ 26. Nxh4 *", + "Moves": "d3h3", + "MovesSAN": "Qh3#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r3k2r/p4pp1/Q1p1p1p1/2bpPn2/5P2/2N5/PP1B2PP/R4R1K b kq - 0 17", + "PGN": "1. e4 c6 2. d4 d5 3. e5 Bf5 4. f4 e6 5. Nf3 c5 6. Bb5+ Nc6 7. Bxc6+ bxc6 8. O-O cxd4 9. Qxd4 Bxc2 10. Nc3 Qa5 11. Qd2 Bg6 12. Nh4 Bc5+ 13. Kh1 Ne7 14. Nxg6 hxg6 15. Qd3 Nf5 16. Bd2 Qa6 17. Qxa6 *", + "Moves": "f5g3", + "MovesSAN": "Ng3#", + "Themes": "mate mateIn1 middlegame oneMove pin" + }, + { + "FEN": "r2qkb1r/3bnppp/p1n1p3/1N1pP3/3P2P1/1R3N2/P2BBP1P/3QK2R w Kkq - 1 16", + "PGN": "1. e4 c6 2. d4 d5 3. e5 Bf5 4. g4 Bd7 5. c4 e6 6. cxd5 cxd5 7. Nc3 Nc6 8. Bb5 Qb6 9. Be3 a6 10. Be2 Qxb2 11. Bd2 Qa3 12. Nf3 Nge7 13. Rb1 b5 14. Rb3 Qa5 15. Nxb5 Qd8 *", + "Moves": "b5d6", + "MovesSAN": "Nd6#", + "Themes": "mate mateIn1 middlegame oneMove smotheredMate" + }, + { + "FEN": "8/3Q4/4Nqkp/2K2pn1/8/8/8/8 w - - 4 51", + "PGN": "1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. h5 Bh7 8. Nf3 Nd7 9. Bd3 Bxd3 10. Qxd3 e6 11. Bd2 Ngf6 12. O-O-O Be7 13. c4 O-O 14. Ne4 c5 15. Bc3 cxd4 16. Bxd4 Qa5 17. Kb1 Rfd8 18. Bc3 Qc7 19. Nxf6+ Bxf6 20. Bxf6 Nxf6 21. Qe2 Rxd1+ 22. Rxd1 Nxh5 23. Ne5 Nf6 24. f4 Rd8 25. g4 Rxd1+ 26. Qxd1 g5 27. Qd4 a6 28. a3 gxf4 29. Qxf4 Nh7 30. Qd4 Ng5 31. Nd7 Nh7 32. c5 Qd8 33. b4 f6 34. a4 Kg7 35. b5 axb5 36. axb5 Qc7 37. c6 bxc6 38. b6 Qb7 39. Kc1 c5 40. Nxc5 Qxb6 41. Qd7+ Kg6 42. Nxe6 Qg1+ 43. Kd2 Qf2+ 44. Kc3 Qg3+ 45. Kc4 Qxg4+ 46. Kb5 Qf5+ 47. Kb6 Qe5 48. Qd3+ f5 49. Qd7 Qf6 50. Kc5 Ng5 *", + "Moves": "e6f4", + "MovesSAN": "Nf4#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "1rb2rk1/3p1p1p/2n1p1P1/p3P3/1q3PP1/2N5/1PPQB3/2KR3R b - - 0 23", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Be3 Bg7 6. Be2 e6 7. Qd2 Nge7 8. Nc3 O-O 9. f3 Rb8 10. g4 a6 11. h4 Nxd4 12. Bxd4 Bxd4 13. Qxd4 Nc6 14. Qd2 Qb6 15. O-O-O a5 16. h5 Qc5 17. f4 Nb4 18. a3 Nc6 19. Na4 Qe7 20. e5 b5 21. Nc3 b4 22. axb4 Qxb4 23. hxg6 *", + "Moves": "b4b2", + "MovesSAN": "Qxb2#", + "Themes": "mate mateIn1 middlegame oneMove queensideAttack" + }, + { + "FEN": "8/8/P6R/4bkp1/8/5K1P/6P1/r7 w - - 3 42", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 Ng4 7. Bg5 h6 8. Bh4 g5 9. Bg3 Bg7 10. h3 Ne5 11. Nf5 Bxf5 12. exf5 Nbc6 13. Be2 O-O 14. O-O e6 15. fxe6 fxe6 16. Bh5 d5 17. Ne2 Qf6 18. c3 Rad8 19. Nd4 Nxd4 20. Qxd4 Nc6 21. Qxf6 Bxf6 22. Rfe1 e5 23. Rad1 d4 24. cxd4 Rxd4 25. Bf3 Rxd1 26. Rxd1 Re8 27. Bxc6 bxc6 28. Rd6 Kg7 29. Rxc6 e4 30. Rxa6 Bxb2 31. a4 e3 32. fxe3 Rxe3 33. Bf2 Ra3 34. Ra7+ Kg6 35. a5 Be5 36. Ra6+ Kf5 37. Rxh6 Ra1+ 38. Be1 Rxe1+ 39. Kf2 Ra1 40. a6 Bd4+ 41. Kf3 Be5 *", + "Moves": "g2g4", + "MovesSAN": "g4#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "5rk1/6pp/pNb5/2p5/6n1/3P4/PPP2PPb/RNB1RK2 b - - 1 21", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Na5 6. Bb5+ c6 7. dxc6 bxc6 8. Qf3 Bb7 9. Qe2 a6 10. Bc4 Be7 11. Nxf7 Qd4 12. Nxe5 Nxc4 13. Nxc4 c5 14. O-O Bc6 15. Re1 Qd7 16. d3 O-O 17. Nb6 Qg4 18. Qxg4 Nxg4 19. Nxa8 Bd6 20. Nb6 Bxh2+ 21. Kf1 *", + "Moves": "f8f2", + "MovesSAN": "Rxf2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1bq1rk1/1p1n1ppp/p1n1p3/4P3/2BP4/2NQ1PP1/PPP3P1/R3K2R w KQ - 1 14", + "PGN": "1. d4 d5 2. Bf4 e6 3. Nf3 Bd6 4. Bg3 Nf6 5. Nc3 O-O 6. Ne5 c6 7. f3 c5 8. e4 c4 9. Nxc4 Bxg3+ 10. hxg3 dxc4 11. Bxc4 a6 12. Qd3 Nc6 13. e5 Nd7 *", + "Moves": "d3h7", + "MovesSAN": "Qxh7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r2q1r1k/2p2p1p/3b1P2/p2PnP2/1p1B4/8/PPP1N1QP/2KR4 w - - 1 24", + "PGN": "1. e4 e5 2. f4 d5 3. exd5 e4 4. Nc3 Bf5 5. Bc4 Nf6 6. Nge2 Bc5 7. d4 exd3 8. Bxd3 Bxd3 9. Qxd3 O-O 10. Bd2 Ng4 11. O-O-O Nf2 12. Qg3 Nxd1 13. Rxd1 Nd7 14. Be3 Bd6 15. Qf3 a6 16. g4 b5 17. f5 Ne5 18. Qg2 b4 19. Ne4 Nc4 20. g5 a5 21. Bd4 Ne5 22. Nf6+ gxf6 23. gxf6+ Kh8 *", + "Moves": "g2g7", + "MovesSAN": "Qg7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "6k1/4qp2/Q2p2p1/3P4/3bPPB1/1Pn2KP1/PB5P/8 b - - 4 31", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nc6 5. c4 Nf6 6. Nc3 e5 7. Nc2 Be7 8. Be2 O-O 9. O-O a6 10. Be3 Be6 11. Qd2 Qc7 12. Nd5 Bxd5 13. cxd5 Nd4 14. Nxd4 exd4 15. Qxd4 Rac8 16. Rac1 Qd7 17. f3 Rxc1 18. Rxc1 Rc8 19. Kf2 Rxc1 20. Bxc1 Ne8 21. f4 Nc7 22. Qb6 Bh4+ 23. g3 Bf6 24. Qxb7 Bd4+ 25. Kg2 h5 26. Bxh5 Qd8 27. b3 g6 28. Bg4 Nb5 29. Qxa6 Nc3 30. Kf3 Qe7 31. Bb2 *", + "Moves": "e7e4", + "MovesSAN": "Qxe4#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r1b1k2r/pp3p2/2N1pn1p/8/2B3p1/2b3B1/PP3PPP/R2R2K1 w kq - 0 15", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Bg5 h6 5. Bh4 g5 6. Bg3 dxc4 7. Nc3 c5 8. e3 cxd4 9. exd4 Nc6 10. Bxc4 Bb4 11. O-O g4 12. Ne5 Qxd4 13. Nxc6 Qxd1 14. Rfxd1 Bxc3 *", + "Moves": "d1d8", + "MovesSAN": "Rd8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r4r1k/p7/1ppq2np/4pp2/7p/1B1PQ3/PPP2PP1/R3R1K1 w - - 0 25", + "PGN": "1. e4 e5 2. Bc4 Nc6 3. Nf3 Nf6 4. d3 Bc5 5. Bg5 h6 6. Bh4 Be7 7. O-O d5 8. exd5 Nxd5 9. Bxe7 Ndxe7 10. Re1 Qd6 11. h3 O-O 12. Nc3 Kh8 13. Qe2 f6 14. Ne4 Qd8 15. Nh4 Nd4 16. Qd1 f5 17. Nc5 g5 18. Nf3 Nxf3+ 19. Qxf3 b6 20. Ne6 Bxe6 21. Bxe6 Qd6 22. Bb3 c6 23. Qe3 Ng6 24. h4 gxh4 *", + "Moves": "e3h6", + "MovesSAN": "Qxh6#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "b2R1rk1/5ppp/p7/1p3P2/4B1Q1/1Pq5/P5PP/4R1K1 b - - 0 26", + "PGN": "1. e4 c5 2. f4 Nc6 3. Nf3 a6 4. c3 d6 5. d4 cxd4 6. Nxd4 Bd7 7. Bd3 e6 8. O-O Be7 9. f5 e5 10. Nxc6 Bxc6 11. Qg4 Bf6 12. Nd2 b5 13. Nf3 d5 14. Re1 Ne7 15. Bg5 Ng8 16. exd5 Bxd5 17. Bxf6 Qxf6 18. Nxe5 Ne7 19. Rad1 Rd8 20. Nf3 O-O 21. Bc2 Bc6 22. Nd4 Ba8 23. b3 Nc6 24. Nxc6 Qxc6 25. Be4 Qxc3 26. Rxd8 *", + "Moves": "c3e1", + "MovesSAN": "Qxe1#", + "Themes": "hangingPiece mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r4b1r/n1pR2p1/pp2pk1p/4N3/2P1bB2/8/PP3PPP/5RK1 w - - 2 18", + "PGN": "1. d4 e6 2. Nf3 h6 3. c4 a6 4. Nc3 b6 5. e4 Bb7 6. Bf4 Nf6 7. Bd3 d6 8. O-O Nc6 9. d5 Na7 10. dxe6 fxe6 11. e5 dxe5 12. Bg6+ Ke7 13. Nxe5 Qxd1 14. Raxd1 Bc6 15. Ne4 Nxe4 16. Bxe4 Bxe4 17. Rd7+ Kf6 *", + "Moves": "d7f7", + "MovesSAN": "Rf7#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "rn3rkb/5p1p/p2p2pP/2pP2N1/4q3/2P4b/P1P1BP2/R1BQ1RK1 b - - 5 16", + "PGN": "1. e4 g6 2. d4 Bg7 3. Be2 d6 4. h4 Nf6 5. Nc3 a6 6. h5 O-O 7. h6 Bh8 8. g4 c5 9. d5 b5 10. g5 b4 11. gxf6 bxc3 12. fxe7 Qxe7 13. bxc3 Qxe4 14. Nf3 Bg4 15. O-O Bh3 16. Ng5 *", + "Moves": "e4g2", + "MovesSAN": "Qg2#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1b1r1k1/p4ppp/1p3b2/3q4/3p4/P2B4/1PP2PPP/R1BQR1K1 w - - 2 15", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb3 Nf6 6. Bd3 Be7 7. a3 O-O 8. Nc3 d5 9. exd5 Nd4 10. Nxd4 exd4 11. Ne4 Qxd5 12. Nxf6+ Bxf6 13. O-O b6 14. Re1 Re8 *", + "Moves": "e1e8", + "MovesSAN": "Rxe8#", + "Themes": "hangingPiece kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1b2rk1/p4ppp/1p6/2BPpN1q/4P1n1/3B1Q2/P4PPP/2R2RK1 b - - 0 21", + "PGN": "1. c4 Nf6 2. d4 e5 3. d5 d6 4. Nc3 c6 5. e4 Be7 6. Bd3 Qb6 7. b3 Ng4 8. Qf3 Qd4 9. Bd2 Na6 10. Nge2 Qb6 11. Na4 Qc7 12. O-O cxd5 13. cxd5 Nc5 14. Nxc5 dxc5 15. Rac1 O-O 16. b4 b6 17. bxc5 Bxc5 18. Ng3 Qd6 19. Nf5 Qg6 20. Be3 Qh5 21. Bxc5 *", + "Moves": "h5h2", + "MovesSAN": "Qxh2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1b5/ppkn4/2pbpp2/3pN1pq/3P4/2N1P1P1/PPP1BPP1/R2Q1K2 b - - 9 18", + "PGN": "1. d4 d5 2. Bf4 e6 3. Nf3 Bd6 4. Bg3 Nf6 5. e3 Ne4 6. Bh4 f6 7. Bd3 g5 8. Bg3 Nxg3 9. hxg3 h5 10. Bg6+ Kd7 11. Rxh5 c6 12. Nc3 Qg8 13. Rxh8 Qxh8 14. Bd3 Qh1+ 15. Ke2 Qh5 16. Kf1 Kc7 17. Be2 Nd7 18. Ne5 *", + "Moves": "h5h1", + "MovesSAN": "Qh1#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r2q1rk1/pbpnbppp/1p2p3/3pP3/3P1n2/P1PQ1N2/1PB2PPP/RN2R1K1 w - - 4 14", + "PGN": "1. e4 b6 2. d4 Bb7 3. Bd3 e6 4. Nf3 Nf6 5. e5 Nd5 6. O-O Be7 7. c3 d6 8. a3 Nd7 9. Re1 O-O 10. Bf4 Nxf4 11. Bc2 d5 12. Qd2 Ng6 13. Qd3 Nf4 *", + "Moves": "d3h7", + "MovesSAN": "Qxh7#", + "Themes": "kingsideAttack mate mateIn1 oneMove opening" + }, + { + "FEN": "r2k1r2/pb5p/1pQb4/3Bq3/3NP3/3P4/PPP2PPP/R4RK1 b - - 0 17", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 Nd4 4. Nxd4 exd4 5. O-O c6 6. Bc4 Qc7 7. Qf3 Nh6 8. d3 Be7 9. Bxh6 gxh6 10. Qxf7+ Kd8 11. Nd2 b6 12. Qg7 Rf8 13. Qxh6 Bb7 14. Nf3 d5 15. Nxd4 Qe5 16. Qxc6 Bd6 17. Bxd5 *", + "Moves": "e5h2", + "MovesSAN": "Qxh2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r4rk1/4qpp1/p2pb2p/1ppP4/8/2PQ1N1P/PnB3P1/R4RK1 w - - 0 24", + "PGN": "1. e4 c5 2. Nf3 e6 3. e5 Qc7 4. Nc3 Nc6 5. Nb5 Qb8 6. Qe2 a6 7. Nd6+ Bxd6 8. exd6 Qxd6 9. d3 Nf6 10. Bg5 Qe7 11. Qd2 h6 12. Be3 d6 13. Be2 Bd7 14. h3 Nd5 15. O-O Nxe3 16. fxe3 O-O 17. c3 e5 18. Bd1 Be6 19. Bc2 b5 20. d4 exd4 21. exd4 Na5 22. d5 Nc4 23. Qd3 Nxb2 *", + "Moves": "d3h7", + "MovesSAN": "Qh7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1bqkb1r/ppp2ppp/8/1N1pN3/4n3/5Q2/PPPP1PPP/R1B1K2R w KQkq - 0 8", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 Nd4 5. Nxe5 Nxb5 6. Nxb5 Nxe4 7. Qf3 d5 *", + "Moves": "f3f7", + "MovesSAN": "Qxf7#", + "Themes": "attackingF2F7 mate mateIn1 oneMove opening" + }, + { + "FEN": "r3k1nr/ppp1q2p/2nb4/5pP1/Q2Np1bP/2P1P3/PP1N2P1/R1B1KB1R b KQkq - 1 11", + "PGN": "1. f4 g5 2. fxg5 e5 3. d3 d5 4. h4 Nc6 5. e3 Bd6 6. Ne2 Bg4 7. c3 e4 8. dxe4 dxe4 9. Qa4 Qe7 10. Nd2 f5 11. Nd4 *", + "Moves": "d6g3", + "MovesSAN": "Bg3#", + "Themes": "doubleBishopMate mate mateIn1 middlegame oneMove" + }, + { + "FEN": "4q1k1/2p2ppp/8/p7/8/7P/P4PP1/4R1K1 w - - 0 30", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nc3 Nc6 4. Bc4 Bb4 5. d3 Bxc3+ 6. bxc3 O-O 7. O-O d5 8. exd5 Nxd5 9. Bb2 Bg4 10. h3 Bxf3 11. Qxf3 Nce7 12. Rfe1 Qd6 13. Bb3 Nf6 14. Rad1 Ng6 15. Qxb7 Rfe8 16. Qf3 a5 17. Ba4 Reb8 18. Bb3 Nh4 19. Qg3 Nf5 20. Qf3 Ne7 21. Re3 Ned5 22. Bxd5 Nxd5 23. Ba3 Qxa3 24. Qxd5 Qxc3 25. Rxe5 Qxc2 26. Rde1 Rd8 27. Qxa8 Qxd3 28. Qxd8+ Qxd8 29. Re8+ Qxe8 *", + "Moves": "e1e8", + "MovesSAN": "Rxe8#", + "Themes": "backRankMate endgame hangingPiece mate mateIn1 oneMove" + }, + { + "FEN": "r1r3k1/4bpp1/2q1p2p/p3Qb2/2PB4/2nP3P/5PP1/2R1R1K1 w - - 0 25", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. b4 Qxb4 5. Rb1 Qd6 6. Nf3 Bf5 7. Bc4 e6 8. d3 c6 9. Bb2 Nf6 10. Qe2 Nbd7 11. O-O a5 12. Rbd1 b5 13. Bxb5 cxb5 14. Nxb5 Qb6 15. a4 Be7 16. h3 h6 17. Ne5 Nxe5 18. Bxe5 O-O 19. Rfe1 Rfc8 20. Bd4 Qc6 21. Rc1 Nd5 22. c4 Nb6 23. Nc3 Nxa4 24. Qe5 Nxc3 *", + "Moves": "e5g7", + "MovesSAN": "Qxg7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/5p2/5kpp/R2P4/p4PKP/P2r4/8/8 b - - 2 41", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3 a6 5. Bxc6 dxc6 6. Nxe5 Bc5 7. Nf3 Bg4 8. O-O O-O 9. Bg5 h6 10. Bh4 Be7 11. Nbd2 Nd7 12. Bg3 Bd6 13. h3 Bh5 14. Bxd6 cxd6 15. c3 Ne5 16. d4 Nxf3+ 17. Nxf3 Qf6 18. Kh2 Bxf3 19. Qxf3 Qxf3 20. gxf3 Rfe8 21. Rg1 Re6 22. Rg4 b5 23. a3 a5 24. Rag1 g6 25. h4 Kh7 26. Rf4 Ra7 27. d5 cxd5 28. exd5 Re2 29. Rb1 Rxf2+ 30. Kg3 Rd2 31. Rd4 Rxd4 32. cxd4 Rc7 33. Re1 Rc2 34. Re7 Kg7 35. Rd7 Rxb2 36. Rxd6 Rd2 37. Rb6 Rxd4 38. Rxb5 a4 39. Ra5 Kf6 40. f4 Rd3+ 41. Kg4 *", + "Moves": "h6h5", + "MovesSAN": "h5#", + "Themes": "endgame mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "r4k1r/1Qp1qBp1/3p1n2/p5N1/3nP1p1/P7/1P1N1PP1/R4RK1 b - - 0 16", + "PGN": "1. e4 e5 2. Nf3 Bc5 3. Bc4 d6 4. c3 Nc6 5. d4 exd4 6. cxd4 Bb4+ 7. Bd2 a5 8. a3 Bxd2+ 9. Nbxd2 Bg4 10. O-O Nf6 11. h3 h5 12. hxg4 hxg4 13. Ng5 Qe7 14. Bxf7+ Kf8 15. Qb3 Nxd4 16. Qxb7 *", + "Moves": "d4e2", + "MovesSAN": "Ne2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3r2k1/p4pp1/1q6/1p5Q/8/5N1n/PP4PP/4RK2 b - - 6 30", + "PGN": "1. e4 c6 2. d4 d5 3. f3 dxe4 4. fxe4 e5 5. Nf3 Bg4 6. c3 Nd7 7. Bd3 Ngf6 8. O-O Bd6 9. Na3 b5 10. Nc2 O-O 11. Ne3 Qc7 12. Nxg4 Nxg4 13. Qe1 exd4 14. Qh4 Nge5 15. cxd4 Nxd3 16. e5 Nxc1 17. exd6 Ne2+ 18. Kf2 Qxd6 19. Kxe2 Nf6 20. Kf2 Rae8 21. Rae1 c5 22. Kg1 cxd4 23. Nxd4 Rxe1 24. Rxe1 Rd8 25. Nf3 h5 26. Qg5 Ng4 27. Qxh5 Qb6+ 28. Kh1 Nf2+ 29. Kg1 Nh3+ 30. Kf1 *", + "Moves": "b6f2", + "MovesSAN": "Qf2#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "4Qrk1/3N2pp/1pq5/3pp3/4p1n1/P5PP/1PP3P1/1R5K w - - 2 34", + "PGN": "1. e4 c5 2. Nf3 e6 3. a3 Be7 4. Nc3 a6 5. d4 cxd4 6. Nxd4 Nc6 7. Nf3 Nf6 8. Be2 O-O 9. e5 Ng4 10. Bf4 f6 11. Bg3 fxe5 12. O-O d6 13. h3 Nf6 14. Qe1 e4 15. Nd2 d5 16. Nb3 Bd6 17. Rd1 Bxg3 18. fxg3 Nd7 19. Bg4 Nde5 20. Be2 Qb6+ 21. Kh1 Bd7 22. Na4 Qc7 23. Nac5 b6 24. Nxa6 Qb7 25. Rxf8+ Rxf8 26. Nb4 Nc4 27. Rb1 Nxb4 28. Qxb4 Rf2 29. Bg4 e5 30. Nc5 Qc6 31. Nxd7 Ne3 32. Qe7 Nxg4 33. Qe8+ Rf8 *", + "Moves": "e8f8", + "MovesSAN": "Qxf8#", + "Themes": "endgame kingsideAttack mate mateIn1 oneMove" + }, + { + "FEN": "8/2k5/8/KR6/1P6/7r/8/8 b - - 4 66", + "PGN": "1. d4 d5 2. c4 Nc6 3. Nc3 Nf6 4. Nf3 e6 5. Bg5 Be7 6. e3 Ne4 7. Bxe7 Qxe7 8. Rc1 Nxc3 9. Rxc3 O-O 10. cxd5 exd5 11. Bd3 Bg4 12. O-O f5 13. h3 Bh5 14. Be2 Kh8 15. Qb3 Rab8 16. Qxd5 Bxf3 17. Bxf3 Rbd8 18. Qc5 Qg5 19. Bxc6 bxc6 20. Qxc6 f4 21. exf4 Rxf4 22. Rg3 Qe7 23. d5 Rdf8 24. Qe6 Qd8 25. Qe5 Qd7 26. b3 R4f5 27. Qe6 Qd8 28. Rd3 h6 29. d6 cxd6 30. Qxd6 Qg5 31. Rg3 Qh5 32. Qd4 R5f7 33. Re1 Qa5 34. Qe3 Qxa2 35. Re2 Qb1+ 36. Kh2 Qf5 37. Rf3 Qd7 38. Rd2 Qc7+ 39. Rg3 a6 40. f3 h5 41. Rd4 Rf4 42. Rxf4 Qxf4 43. Qxf4 Rxf4 44. Rg5 h4 45. Ra5 Rf6 46. Ra4 g5 47. Kg1 Kg7 48. Kf2 Kg6 49. f4 Rb6 50. fxg5 Kxg5 51. Ra5+ Kg6 52. Ra3 Kg5 53. g3 hxg3+ 54. Kxg3 Kg6 55. Kf3 a5 56. Ke4 Rb4+ 57. Kd5 Rh4 58. Kc5 Rxh3 59. Kb5 Rh5+ 60. Kb6 Kf6 61. Rxa5 Rh3 62. Rb5 Ke7 63. Ka5 Kd6 64. b4 Kc6 65. Rb6+ Kc7 66. Rb5 *", + "Moves": "h3a3", + "MovesSAN": "Ra3#", + "Themes": "endgame master masterVsMaster mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "8/pQ4p1/2p2p1p/3p2k1/P2P2P1/5PKP/1P6/2q5 w - - 1 32", + "PGN": "1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Bf4 Bf5 5. e3 e6 6. Nf3 Bd6 7. Rc1 Bxf4 8. exf4 O-O 9. Ne5 h6 10. h3 Nbd7 11. Be2 Ne4 12. O-O Re8 13. g4 Bh7 14. cxd5 exd5 15. Kh2 Nf8 16. Nxe4 Bxe4 17. f3 Bh7 18. Bd3 Qd6 19. Bxh7+ Nxh7 20. Qd3 f6 21. Ng6 Nf8 22. Nxf8 Qxf4+ 23. Kg2 Re3 24. Qh7+ Kxf8 25. Qh8+ Kf7 26. Qxa8 Re2+ 27. Rf2 Rxf2+ 28. Kxf2 Qd2+ 29. Kg3 Qxc1 30. Qxb7+ Kg6 31. a4 Kg5 *", + "Moves": "b7g7", + "MovesSAN": "Qxg7#", + "Themes": "endgame mate mateIn1 oneMove queenEndgame" + }, + { + "FEN": "2r2rk1/pb2qppp/1p2p3/3pP3/2nP1P2/P2Q2P1/1PB1N2P/R4RK1 w - - 5 19", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. c3 e6 4. d4 cxd4 5. cxd4 d5 6. e5 Bb4+ 7. Bd2 Bxd2+ 8. Qxd2 Nge7 9. Nc3 O-O 10. Bd3 b6 11. O-O Ng6 12. a3 Nh4 13. Nxh4 Qxh4 14. Ne2 Bb7 15. g3 Qe7 16. f4 Na5 17. Bc2 Rac8 18. Qd3 Nc4 *", + "Moves": "d3h7", + "MovesSAN": "Qxh7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3r2k1/p4pb1/1p6/2p2P2/4B1p1/2P2p2/PP3P2/3Q1K1R b - - 0 36", + "PGN": "1. e4 g6 2. d4 Bg7 3. Nf3 d6 4. Be2 Nd7 5. O-O c5 6. c3 b6 7. Re1 Bb7 8. Bd3 Qc7 9. Bf4 e5 10. dxe5 dxe5 11. Bg3 Ne7 12. Nbd2 O-O 13. Qe2 Rad8 14. Rac1 Qb8 15. Bc4 h6 16. h3 Rfe8 17. Nh4 Nf6 18. Rcd1 g5 19. Nf5 Nxf5 20. exf5 Nd5 21. Nf3 Nf4 22. Qc2 Bxf3 23. gxf3 Nxh3+ 24. Kh2 Nf4 25. Bxf4 exf4 26. Qb3 Rf8 27. Rxd8 Qxd8 28. Rd1 Qf6 29. Bd3 h5 30. Kg2 g4 31. fxg4 hxg4 32. Rh1 f3+ 33. Kf1 Rd8 34. Qc2 Qd6 35. Be4 Qd1+ 36. Qxd1 *", + "Moves": "d8d1", + "MovesSAN": "Rxd1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r5k1/5ppp/4q3/1pR2P2/3P4/4n1PK/3R3P/4Q3 b - - 0 33", + "PGN": "1. d4 e6 2. c4 Nf6 3. Nf3 Be7 4. Nc3 d5 5. Bg5 O-O 6. g3 a6 7. cxd5 exd5 8. Bg2 c6 9. Qb3 Ne4 10. Bf4 a5 11. O-O b5 12. Ne5 Bf5 13. Rac1 a4 14. Qd1 Nd7 15. Nxc6 Qe8 16. Nxe7+ Qxe7 17. Nxd5 Qd8 18. f3 Nef6 19. Bd6 Nxd5 20. Bxf8 Qxf8 21. Qd2 Qe7 22. e4 N7b6 23. exf5 Nc4 24. Qe1 Qd7 25. b3 axb3 26. axb3 Nce3 27. Rf2 Qxf5 28. Rc5 Qd3 29. Rd2 Qxb3 30. f4 Nxg2 31. Kxg2 Ne3+ 32. Kh3 Qe6+ 33. f5 *", + "Moves": "e6h6", + "MovesSAN": "Qh6#", + "Themes": "anastasiaMate endgame mate mateIn1 oneMove" + }, + { + "FEN": "r2qkb1r/p1p1pppp/2P5/1Q6/1nP3b1/8/PP3PPP/RNB1KBNR b KQkq - 0 8", + "PGN": "1. e4 d5 2. exd5 Nf6 3. d4 Nxd5 4. c4 Nb4 5. Qa4+ N8c6 6. d5 b5 7. Qxb5 Bg4 8. dxc6 *", + "Moves": "d8d1", + "MovesSAN": "Qd1#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "r7/ppR5/4p1kp/4p1pN/4P1P1/P3K3/1PP4n/8 w - - 0 27", + "PGN": "1. e4 e5 2. Bc4 Nf6 3. Nc3 Nc6 4. a3 Bc5 5. d3 O-O 6. Bg5 h6 7. Bh4 d6 8. Nd5 g5 9. Bg3 Nxd5 10. Bxd5 Be6 11. Bxe6 fxe6 12. Qh5 Qf6 13. Ne2 Bxf2+ 14. Kd1 Bxg3 15. Nxg3 Kg7 16. Rf1 Qg6 17. Ke2 Rxf1 18. Rxf1 Nd4+ 19. Kd2 Qxh5 20. Nxh5+ Kg6 21. g4 d5 22. Rf6+ Kh7 23. Rf7+ Kg6 24. Rxc7 dxe4 25. dxe4 Nf3+ 26. Ke3 Nxh2 *", + "Moves": "c7g7", + "MovesSAN": "Rg7#", + "Themes": "endgame hookMate mate mateIn1 oneMove" + }, + { + "FEN": "r6k/1q4bp/4Q1p1/1pN1p3/1B1p4/8/Pr4PP/2RR2K1 b - - 1 25", + "PGN": "1. e4 c5 2. Nf3 d6 3. c3 Nc6 4. d4 cxd4 5. Nxd4 e5 6. Nf5 g6 7. Ng3 Bg7 8. Nd2 Nf6 9. Bb5 O-O 10. O-O a6 11. Ba4 b5 12. Bb3 Be6 13. c4 Nd4 14. cxb5 axb5 15. Bxe6 fxe6 16. Nb3 Nxb3 17. Qxb3 Qd7 18. Be3 d5 19. Rfd1 d4 20. Rac1 Qb7 21. Qxe6+ Kh8 22. Bd2 Nxe4 23. Bb4 Rxf2 24. Nxe4 Rxb2 25. Nc5 *", + "Moves": "b7g2", + "MovesSAN": "Qxg2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r3nk2/1b1Q4/p7/1p4qB/8/5p2/P1P2PPP/5RK1 w - - 1 31", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nc3 Bb4 4. Bc4 O-O 5. O-O Nc6 6. d3 a6 7. Bg5 Bxc3 8. bxc3 b5 9. Bb3 Bb7 10. d4 h6 11. Bh4 g5 12. Bg3 exd4 13. cxd4 Nxe4 14. d5 Ne7 15. d6 cxd6 16. Bxd6 Nxd6 17. Qxd6 Nf5 18. Qe5 Ng7 19. Nd4 Re8 20. Qd6 Qe7 21. Qxh6 Qe4 22. Nf3 g4 23. Rae1 Qc6 24. Qf4 gxf3 25. Bxf7+ Kh7 26. Rxe8 Nxe8 27. Qf5+ Kg7 28. Bh5 Qf6 29. Qg4+ Kf8 30. Qxd7 Qg5 *", + "Moves": "d7f7", + "MovesSAN": "Qf7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3q1r1k/1p1nb1p1/p1r4p/3n4/1P1p4/P2Q2BP/2B2PP1/R4RK1 w - - 0 23", + "PGN": "1. d4 d5 2. c4 c6 3. Nc3 e6 4. cxd5 exd5 5. Bf4 Nd7 6. Nf3 Ngf6 7. h3 Be7 8. e3 h6 9. Bd3 O-O 10. O-O c5 11. dxc5 Nxc5 12. Bc2 Be6 13. Nd4 a6 14. Nxe6 fxe6 15. b4 Ncd7 16. a3 Rc8 17. Qd3 e5 18. Bg3 d4 19. exd4 exd4 20. Nd5 Rc6 21. Bb3 Kh8 22. Bc2 Nxd5 *", + "Moves": "d3h7", + "MovesSAN": "Qh7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "Q7/P4pkp/2nqp1p1/8/2B5/1PK5/2P4P/8 b - - 0 49", + "PGN": "1. e4 c6 2. d4 d5 3. f3 Qb6 4. Nc3 e6 5. Nge2 Nd7 6. Be3 c5 7. dxc5 Bxc5 8. Bxc5 Nxc5 9. exd5 Nf6 10. Qd4 O-O 11. O-O-O Rd8 12. d6 Ne8 13. Ne4 Nxe4 14. Qxe4 Nxd6 15. Qh4 Bd7 16. Nc3 Nf5 17. Qe4 Bc6 18. Qe1 Qe3+ 19. Kb1 Rxd1+ 20. Qxd1 Rc8 21. Bd3 a5 22. Re1 Qc5 23. Ne4 Bxe4 24. Rxe4 b5 25. g4 Ne3 26. Qe2 Nd5 27. Bxb5 Rb8 28. a4 Nb4 29. b3 Rc8 30. Rc4 Qg1+ 31. Kb2 Rxc4 32. Bxc4 g6 33. f4 Nc6 34. f5 Nd4 35. Qe5 Qxg4 36. f6 Nc6 37. Qc7 Qd4+ 38. Kb1 Qd1+ 39. Kb2 Qd4+ 40. Kc1 Qa1+ 41. Kd2 Qd4+ 42. Bd3 Nd8 43. Qxa5 Qxf6 44. Qa8 Qf2+ 45. Kc3 Qc5+ 46. Bc4 Qd6 47. a5 Kg7 48. a6 Nc6 49. a7 *", + "Moves": "d6d4", + "MovesSAN": "Qd4#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r2r2kb/5p1p/n1p3pB/1pn1q1N1/p3P3/2P3NP/PPB3P1/R4QK1 w - - 0 24", + "PGN": "1. e4 g6 2. d4 Bg7 3. c3 d6 4. Nf3 c6 5. Bd3 Nf6 6. O-O Bg4 7. h3 Bd7 8. Re1 O-O 9. Nbd2 a5 10. Nf1 Na6 11. Ng3 b5 12. Nd2 e5 13. dxe5 dxe5 14. Nf3 Qc7 15. Be3 Be6 16. Qc1 Rfd8 17. Bc2 Nd7 18. Bh6 Bh8 19. Ng5 Ndc5 20. Rf1 a4 21. f4 Bc4 22. fxe5 Bxf1 23. Qxf1 Qxe5 *", + "Moves": "f1f7", + "MovesSAN": "Qxf7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r6k/1R6/2pp2Qp/4b3/p1P1P3/P2P1P1P/3q4/6RK b - - 0 33", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. g3 Nf6 4. d3 d6 5. Bg2 g6 6. O-O Bg7 7. c4 O-O 8. a3 a5 9. Nc3 h6 10. Bd2 Kh7 11. Qc1 Ne8 12. Nd5 Be6 13. Be3 f5 14. Nh4 f4 15. Bd2 Nd4 16. Qd1 c6 17. Nc3 a4 18. Nf3 Bg4 19. h3 Bxf3 20. Bxf3 Nxf3+ 21. Qxf3 fxg3 22. Qxg3 Nf6 23. Kh1 Nh5 24. Qg4 Nf4 25. Bxf4 exf4 26. Rg1 Qf6 27. f3 Rg8 28. Ne2 Qxb2 29. Nxf4 Be5 30. Rab1 Qd2 31. Rxb7+ Kh8 32. Nxg6+ Rxg6 33. Qxg6 *", + "Moves": "d2h2", + "MovesSAN": "Qh2#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "8/p2Pkppp/n1q1p3/P7/8/1P4P1/5P1P/3R2K1 w - - 1 31", + "PGN": "1. d4 Nf6 2. g3 c6 3. Bg2 d5 4. c4 e6 5. Nf3 dxc4 6. O-O Nbd7 7. Qc2 Nb6 8. Rd1 Bd6 9. Ne5 O-O 10. Nxc4 Nxc4 11. Qxc4 Nd5 12. Nd2 Qf6 13. Ne4 Qe7 14. Nxd6 Qxd6 15. e4 Nb6 16. Qc2 Qe7 17. a4 Nd7 18. a5 Nb8 19. b3 Na6 20. Ba3 c5 21. dxc5 Qe8 22. c6 bxc6 23. Bxf8 Kxf8 24. Rd6 Bb7 25. e5 Rd8 26. Rad1 Rxd6 27. exd6 Qd7 28. Bxc6 Bxc6 29. Qxc6 Qxc6 30. d7 Ke7 *", + "Moves": "d7d8q", + "MovesSAN": "d8=Q#", + "Themes": "advancedPawn endgame mate mateIn1 oneMove promotion" + }, + { + "FEN": "rnb1k1nr/pp1p1ppp/1qp5/4P3/N7/5N2/PPPKPbPP/R1BQ1B1R b kq - 1 6", + "PGN": "1. d4 e5 2. dxe5 Bc5 3. Nf3 c6 4. Nc3 Qb6 5. Na4 Bxf2+ 6. Kd2 *", + "Moves": "b6e3", + "MovesSAN": "Qe3#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "2r2rk1/3b4/2p1p1Bp/2bpB1N1/p4P2/8/PPP4P/4R2K w - - 0 32", + "PGN": "1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 a6 6. Be3 Nf6 7. f4 Bb4 8. Nxc6 bxc6 9. Bd3 d5 10. e5 Nd7 11. O-O O-O 12. Qg4 Qe7 13. Kh1 Bc5 14. Bd2 f5 15. exf6 Nxf6 16. Qe2 Qf7 17. Rae1 Bd7 18. Nd1 a5 19. Nf2 a4 20. Nh3 h6 21. Bc3 Qh5 22. Qxh5 Nxh5 23. g4 Nf6 24. g5 hxg5 25. Nxg5 Rae8 26. Be5 Ng4 27. Bg6 Rc8 28. Rf3 Nh6 29. Rg3 Nf5 30. Rh3 Nh6 31. Rxh6 gxh6 *", + "Moves": "g6h7", + "MovesSAN": "Bh7#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "4Qbk1/7p/8/4ppB1/2p4P/P1KbP1P1/1r3P2/8 b - - 7 44", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bf4 O-O 6. e3 c5 7. dxc5 Bxc5 8. a3 Nc6 9. Qc2 d4 10. Rd1 Re8 11. Ne5 a6 12. Nxc6 bxc6 13. Be5 dxc3 14. Rxd8 Rxd8 15. Qxc3 Ne4 16. Qc2 f5 17. Bd3 Nd6 18. O-O a5 19. Rd1 Ba6 20. Be2 Ne4 21. g3 Bb6 22. Kg2 Rxd1 23. Bxd1 Rd8 24. Bc3 Bxc4 25. Bf3 Bd5 26. Bd4 c5 27. Be5 c4 28. h4 Bc5 29. Bd4 Bd6 30. Qa4 Rb8 31. Qxa5 Kf7 32. Qa7+ Rb7 33. Qa6 Ke7 34. Bxg7 e5 35. Bh6 Rxb2 36. Bg5+ Ke6 37. Qc8+ Kf7 38. Qd7+ Kg8 39. Qe8+ Bf8 40. Bxe4 Bxe4+ 41. Kf1 Rb1+ 42. Ke2 Bd3+ 43. Kd2 Rb2+ 44. Kc3 *", + "Moves": "b2c2", + "MovesSAN": "Rc2#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "r1b2k2/p1p2pq1/3p4/1p4Q1/4P3/P1PP2P1/2P2PP1/2KR4 w - - 3 19", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. Nc3 Bb4 5. d3 d6 6. Bg5 h6 7. Bh4 O-O 8. a3 Bxc3+ 9. bxc3 g5 10. Bg3 Nh5 11. Nxe5 Nxg3 12. Nxc6 bxc6 13. hxg3 cxb5 14. Rxh6 Kg7 15. Qh5 Rh8 16. Rxh8 Qxh8 17. Qxg5+ Kf8 18. O-O-O Qg7 *", + "Moves": "g5d8", + "MovesSAN": "Qd8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "8/1R6/p5pk/bb3p1p/6PP/5P2/5K2/8 w - - 0 48", + "PGN": "1. e4 c5 2. Ne2 g6 3. g3 Bg7 4. Bg2 Nc6 5. Nbc3 d6 6. d3 e6 7. h4 h6 8. Bf4 Nge7 9. Qd2 Rb8 10. a4 e5 11. Be3 Nd4 12. Nb5 Nxe2 13. Kxe2 Nc6 14. Kf1 Be6 15. Bf3 a6 16. Nc3 Nb4 17. Kg2 Qd7 18. a5 Rc8 19. Na4 f6 20. Nb6 Qe7 21. Nxc8 Bxc8 22. c3 Nc6 23. d4 exd4 24. cxd4 f5 25. e5 cxd4 26. Bxc6+ bxc6 27. exd6 dxe3 28. dxe7 exd2 29. Rad1 c5 30. Rxd2 Bb7+ 31. f3 Bd4 32. b4 Rh7 33. Re1 Rxe7 34. Rxe7+ Kxe7 35. bxc5 Bxc5 36. Rc2 Bd6 37. Rb2 Bd5 38. Rb6 Bc4 39. Rb7+ Ke6 40. Rh7 h5 41. Rg7 Kf6 42. Rd7 Be5 43. Rb7 Bb5 44. Rb6+ Kg7 45. Rb7+ Kh6 46. Kf2 Bc3 47. g4 Bxa5 *", + "Moves": "g4g5", + "MovesSAN": "g5#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r4rk1/pb3pp1/1pqp3p/2p5/3p4/PP1B2NP/2P2PP1/R2Q1RK1 b - - 0 17", + "PGN": "1. e4 e5 2. Bc4 Nc6 3. d3 Nf6 4. Bg5 Be7 5. h3 O-O 6. Nc3 h6 7. Bh4 Nd4 8. Nf3 d6 9. Nxd4 exd4 10. Ne2 c5 11. a3 Nxe4 12. Bxe7 Qxe7 13. dxe4 Qxe4 14. O-O b6 15. Ng3 Qc6 16. Bd3 Bb7 17. b3 *", + "Moves": "c6g2", + "MovesSAN": "Qxg2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/8/2p4p/2r4k/2B4P/3P2K1/2P3P1/4r3 w - - 0 47", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Be7 4. Nc3 Nf6 5. d3 O-O 6. a4 d6 7. h3 Be6 8. Ba2 d5 9. exd5 Nxd5 10. Bd2 Bb4 11. O-O Bxc3 12. bxc3 Re8 13. Ng5 h6 14. Nxe6 Rxe6 15. Rb1 b6 16. c4 Nf6 17. c5 Re7 18. Bxh6 gxh6 19. Qf3 bxc5 20. Qxc6 Kg7 21. Qxc5 a6 22. Rbe1 Qd6 23. Qc4 Rg8 24. f4 Qb6+ 25. Kh1 Kh8 26. fxe5 Nh5 27. Qh4 Ng3+ 28. Kh2 Nxf1+ 29. Rxf1 Qg6 30. Rf2 Qg5 31. Qd4 Qxe5+ 32. Qxe5+ Rxe5 33. Rxf7 Rc5 34. Rf2 Re8 35. Bc4 Kg7 36. Bxa6 Ra8 37. Bb5 c6 38. Bc4 Rxa4 39. Re2 Ra1 40. Re7+ Kg6 41. Re6+ Kg5 42. Kg3 Rf1 43. Re4 Kf6 44. Re6+ Kg5 45. h4+ Kh5 46. Re1 Rxe1 *", + "Moves": "c4f7", + "MovesSAN": "Bf7#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "r4r1k/pp4pp/2p1B3/2bp4/3q4/3Q1P2/PPP3P1/3K3R w - - 0 25", + "PGN": "1. e4 e6 2. Nf3 d5 3. exd5 exd5 4. d4 Bd6 5. Nc3 c6 6. Bd3 f5 7. Ne5 Nf6 8. Bf4 O-O 9. O-O Qc7 10. Re1 Ne4 11. f3 Nf6 12. Ne2 Nbd7 13. Bxf5 Nxe5 14. dxe5 Bxe5 15. Bxc8 Bxf4 16. Be6+ Kh8 17. Qd3 Bxh2+ 18. Kf2 Bd6 19. Rh1 Bc5+ 20. Nd4 Ne4+ 21. Ke2 Ng3+ 22. Kd2 Nxh1 23. Rxh1 Qf4+ 24. Kd1 Qxd4 *", + "Moves": "h1h7", + "MovesSAN": "Rxh7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "6k1/pp3ppp/2r5/3p4/PPrP4/7P/3B1PP1/4R1K1 w - - 2 27", + "PGN": "1. d4 d5 2. Nf3 e6 3. c4 Nf6 4. Nc3 Be7 5. e3 O-O 6. Be2 Nbd7 7. O-O c5 8. cxd5 Nxd5 9. Nxd5 exd5 10. dxc5 Nxc5 11. b4 Ne4 12. Qb3 Bf6 13. Rb1 Be6 14. Nd4 Bxd4 15. exd4 Rc8 16. Rd1 Qf6 17. Be3 Nc3 18. Re1 Nxb1 19. Qxb1 Rc7 20. a4 Rfc8 21. h3 Bf5 22. Bd3 Bxd3 23. Qxd3 Rc3 24. Qb5 Qc6 25. Qxc6 R8xc6 26. Bd2 R3c4 *", + "Moves": "e1e8", + "MovesSAN": "Re8#", + "Themes": "backRankMate endgame mate mateIn1 oneMove" + }, + { + "FEN": "r1k4r/p3ppbp/2p1bnp1/4B3/2B5/2N2P2/PPP3PP/2KR3R w - - 3 14", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. Nxc6 bxc6 7. Bc4 d6 8. Bf4 Nf6 9. e5 dxe5 10. Qxd8+ Kxd8 11. Bxe5 Bg4 12. f3 Be6 13. O-O-O+ Kc8 *", + "Moves": "c4a6", + "MovesSAN": "Ba6#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "7r/5kp1/3Bp2q/1b1pPP2/2pP1P2/2P2QK1/6R1/8 b - - 0 38", + "PGN": "1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 cxd4 6. axb4 dxc3 7. bxc3 Nc6 8. Nf3 Qc7 9. Bb5 Ne7 10. Qe2 Ng6 11. Nd4 a6 12. Bxc6+ bxc6 13. f4 O-O 14. O-O c5 15. Nf3 Ne7 16. Be3 c4 17. Bc5 Re8 18. Nd4 Nc6 19. Rfb1 Nxd4 20. cxd4 Bd7 21. c3 Bb5 22. Ra5 Qd8 23. g3 f6 24. Bd6 f5 25. Qh5 Qd7 26. Rf1 Qf7 27. Qf3 Qg6 28. Ra2 h5 29. Rg2 Kf7 30. h3 Rg8 31. Kf2 Qh6 32. Rfg1 a5 33. bxa5 Rxa5 34. g4 Ra2+ 35. Kg3 hxg4 36. hxg4 Rxg2+ 37. Rxg2 Rh8 38. gxf5 *", + "Moves": "h6h4", + "MovesSAN": "Qh4#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "2r2k1r/5P1p/3p4/3Pp3/1p2P1P1/p1R4P/P1q1NQ2/K6R b - - 0 31", + "PGN": "1. e4 d6 2. d4 Nf6 3. f3 e5 4. Ne2 c6 5. Be3 Be7 6. Qd2 b5 7. g4 Nfd7 8. Ng3 Bh4 9. Na3 Nb6 10. O-O-O Qe7 11. Kb1 g6 12. d5 b4 13. Nc4 Nxc4 14. Bxc4 c5 15. Bh6 a5 16. Qg2 a4 17. h3 Ba6 18. Bxa6 Nxa6 19. f4 a3 20. b3 Nc7 21. f5 Bg5 22. Bxg5 Qxg5 23. Rdf1 Nb5 24. Ne2 Qd2 25. Rf3 Rc8 26. Qf2 c4 27. fxg6 cxb3 28. gxf7+ Kf8 29. Rxb3 Qxc2+ 30. Ka1 Nc3 31. Rxc3 *", + "Moves": "c2b2", + "MovesSAN": "Qb2#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r3r1k1/pQ4p1/1p2pn1B/2p5/3q4/2nP4/P5PP/R3KR2 w Q - 2 23", + "PGN": "1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. Qd3 Nf6 5. f3 dxe4 6. fxe4 Bxc3+ 7. bxc3 O-O 8. Nh3 b6 9. Ba3 Re8 10. Qf3 Bb7 11. Bc4 Bxe4 12. Qe2 Bg6 13. Bd3 Bxd3 14. cxd3 Nd5 15. Bb2 Nd7 16. Rf1 N7f6 17. Qf3 c5 18. Ng5 h6 19. Nxf7 Kxf7 20. Bc1 Nxc3 21. Bxh6 Qxd4 22. Qb7+ Kg8 *", + "Moves": "b7g7", + "MovesSAN": "Qxg7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "1r3rk1/2pq1p1p/p2p2p1/1p1P4/2P1bPn1/PPQ5/1B6/R3NRK1 w - - 0 24", + "PGN": "1. d4 Nf6 2. e3 g6 3. Nf3 Bg7 4. c4 O-O 5. Nc3 d6 6. g3 Bg4 7. Bg2 Nc6 8. Qb3 Rb8 9. O-O Qd7 10. Qc2 Bf5 11. Qd2 Nb4 12. Ne1 e5 13. a3 exd4 14. exd4 Nc6 15. d5 Ne5 16. b3 a6 17. Bb2 b5 18. f4 Neg4 19. h3 Nh6 20. g4 Nhxg4 21. hxg4 Nxg4 22. Be4 Bxc3 23. Qxc3 Bxe4 *", + "Moves": "c3h8", + "MovesSAN": "Qh8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/8/4pp2/6p1/5qk1/1Q6/6K1/5r2 w - - 0 68", + "PGN": "1. d4 d5 2. Nf3 Nf6 3. Bf4 c5 4. e3 Nc6 5. c3 Qb6 6. Qb3 c4 7. Qc2 Bf5 8. Qc1 h6 9. h3 e6 10. Nbd2 Be7 11. Be2 O-O 12. O-O Rfc8 13. b3 cxb3 14. axb3 Nb4 15. Qb2 Nd3 16. Bxd3 Bxd3 17. Rfc1 a5 18. Ne5 Bf5 19. c4 Bb4 20. c5 Qb5 21. Ndf3 Ne4 22. g4 Bh7 23. Ne1 Bd2 24. Rc2 Bxe1 25. Rxe1 f6 26. Nf3 Ng5 27. Bxg5 Bxc2 28. Qxc2 hxg5 29. e4 a4 30. bxa4 Qxa4 31. Qe2 Qa2 32. Qb5 dxe4 33. Rxe4 Qd5 34. Re3 Rcb8 35. Qb6 Ra6 36. Qc7 Qd8 37. Qg3 b5 38. cxb6 Raxb6 39. h4 Rb1+ 40. Kg2 gxh4 41. Qxh4 Qd5 42. Qg3 R1b3 43. Qf4 Kf7 44. Qc7+ Kg8 45. Kg3 R8b7 46. Qc8+ Kf7 47. Rxb3 Qd6+ 48. Kg2 Rxb3 49. Qc2 Qd5 50. Qe2 g5 51. Kg3 Qd6+ 52. Kg2 Qf4 53. Nh2 Qxd4 54. Qc2 Qd5+ 55. f3 Rd3 56. Nf1 Qxf3+ 57. Kg1 Rd1 58. Qh7+ Ke8 59. Qg8+ Kd7 60. Qf7+ Kd6 61. Qf8+ Ke5 62. Qb8+ Ke4 63. Qb7+ Kf4 64. Qb4+ Qe4 65. Qb3 Kxg4 66. Kf2 Qf4+ 67. Kg2 Rxf1 *", + "Moves": "b3h3", + "MovesSAN": "Qh3#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "2kr1b1r/ppp2ppp/2n5/7q/2PP2n1/2N1BB2/PP3PP1/R2Q1RK1 b - - 0 12", + "PGN": "1. e4 d5 2. exd5 Nf6 3. d4 Bg4 4. Nf3 Qxd5 5. Be2 Nc6 6. c4 Qh5 7. O-O O-O-O 8. h3 e5 9. hxg4 Nxg4 10. Be3 e4 11. Nc3 exf3 12. Bxf3 *", + "Moves": "h5h2", + "MovesSAN": "Qh2#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "r2q1k1r/p2nb1p1/3pP2p/2p1p2Q/1pP5/3P2P1/PP3PbP/R1B1R1K1 w - - 0 16", + "PGN": "1. e4 c5 2. Nc3 d6 3. d3 Nf6 4. Nge2 h6 5. g3 b5 6. Bg2 b4 7. Nd5 Nxd5 8. exd5 Nd7 9. O-O Bb7 10. c4 e6 11. Nf4 e5 12. Re1 Be7 13. Ne6 fxe6 14. Qh5+ Kf8 15. dxe6 Bxg2 *", + "Moves": "h5f7", + "MovesSAN": "Qf7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3q4/p6k/5Bpb/1p5p/1P2R2K/N1Pp2PP/P7/4R3 b - - 11 38", + "PGN": "1. e4 c5 2. Nf3 d6 3. Bc4 e6 4. c3 d5 5. exd5 exd5 6. Bb3 Nf6 7. O-O c4 8. Bc2 Bd6 9. Re1+ Be6 10. d3 b5 11. Nd4 O-O 12. Nxe6 fxe6 13. Rxe6 Qd7 14. Re1 Ng4 15. h3 Nxf2 16. Qh5 g6 17. Qxd5+ Kh8 18. Qxa8 Nc6 19. Qxf8+ Bxf8 20. Kxf2 cxd3 21. Bd1 Bc5+ 22. Be3 Qf5+ 23. Bf3 Be7 24. g3 Ne5 25. Bf4 Bc5+ 26. Kg2 Nxf3 27. Kxf3 Qd5+ 28. Re4 Qh5+ 29. Kg2 Qd1 30. b4 Qg1+ 31. Kf3 Qf2+ 32. Kg4 h5+ 33. Kg5 Bf8 34. Na3 Qb6 35. Rae1 Kh7 36. Be5 Bh6+ 37. Kh4 Qd8+ 38. Bf6 *", + "Moves": "d8f6", + "MovesSAN": "Qxf6#", + "Themes": "endgame hangingPiece mate mateIn1 oneMove" + }, + { + "FEN": "r2r2k1/1Q3ppp/6n1/p7/2P5/B7/5PPP/3R2K1 b - - 0 25", + "PGN": "1. e4 c5 2. b4 cxb4 3. a3 Nc6 4. axb4 Nxb4 5. Nc3 e5 6. Ba3 Nf6 7. Rb1 a5 8. Nb5 Be7 9. c3 Nc6 10. Nd6+ Bxd6 11. Bxd6 Nxe4 12. Ba3 Ne7 13. Qf3 Nf6 14. Bd3 e4 15. Bxe4 Nxe4 16. Qxe4 d6 17. Nf3 O-O 18. Ng5 Ng6 19. O-O Qxg5 20. Bxd6 Rd8 21. Ba3 Bf5 22. Qxb7 Bxb1 23. Rxb1 Qxd2 24. c4 Qd1+ 25. Rxd1 *", + "Moves": "d8d1", + "MovesSAN": "Rxd1#", + "Themes": "backRankMate endgame mate mateIn1 oneMove" + }, + { + "FEN": "r1b2rk1/1pqp1ppp/p3p3/2b1P3/2PNQPn1/2NB4/PP4PP/R4RK1 w - - 3 15", + "PGN": "1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Bd3 Nf6 6. Be3 Be7 7. c4 Qc7 8. Nc3 Nc6 9. O-O Ne5 10. Qe2 Neg4 11. f4 Nxe3 12. Qxe3 Bc5 13. e5 Ng4 14. Qe4 O-O *", + "Moves": "e4h7", + "MovesSAN": "Qxh7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r4rk1/ppp3p1/3pp1qp/4p3/P3Pn2/1P1P1P2/2PQ1BPP/R4RK1 b - - 4 20", + "PGN": "1. e4 e5 2. Bc4 Nc6 3. d3 Bc5 4. Nc3 Nf6 5. Bg5 O-O 6. Nd5 Be7 7. Nxe7+ Qxe7 8. a3 d6 9. Ne2 Be6 10. Bxe6 fxe6 11. O-O Qf7 12. b3 Qg6 13. Qd2 h6 14. Bh4 Qg4 15. Bg3 Nd4 16. f3 Nxe2+ 17. Qxe2 Qg6 18. a4 Nh5 19. Bf2 Nf4 20. Qd2 *", + "Moves": "g6g2", + "MovesSAN": "Qxg2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/6p1/2p2k1p/1p6/p2PQKP1/Pq5P/1P6/8 b - - 2 40", + "PGN": "1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. Nf3 O-O 6. e3 h6 7. Bh4 b6 8. cxd5 exd5 9. Be2 Bb7 10. O-O Nbd7 11. Rc1 Re8 12. Bg3 c6 13. Ne5 Nxe5 14. Bxe5 Bd6 15. Bxd6 Qxd6 16. Qc2 Ne4 17. Nxe4 Rxe4 18. Bf3 Re7 19. Rfe1 Rae8 20. Qa4 Ba8 21. Rc3 a5 22. a3 Bb7 23. Rec1 f5 24. Qc2 f4 25. Re1 fxe3 26. Rcxe3 Rxe3 27. Rxe3 Rxe3 28. fxe3 Qe6 29. Qb3 b5 30. Qc3 a4 31. Kf2 Bc8 32. h3 Bd7 33. Bg4 Qe7 34. Bxd7 Qxd7 35. g4 Kf7 36. Qc2 Qe6 37. Kf3 Kf6 38. e4 dxe4+ 39. Qxe4 Qb3+ 40. Kf4 *", + "Moves": "g7g5", + "MovesSAN": "g5#", + "Themes": "endgame mate mateIn1 oneMove queenEndgame" + }, + { + "FEN": "4R3/p2r1pk1/6p1/4p3/4Pb2/7R/6P1/7K b - - 0 43", + "PGN": "1. e4 c6 2. Nc3 d5 3. Nf3 dxe4 4. Nxe4 Nf6 5. Ng3 b6 6. Bc4 Ba6 7. Bb3 Nbd7 8. d3 e6 9. O-O Bd6 10. Kh1 O-O 11. c4 Bb7 12. Re1 c5 13. Ne4 Nxe4 14. dxe4 Ne5 15. Bc2 Nxf3 16. Qxf3 e5 17. Qg3 Qf6 18. Re3 Rad8 19. Rf3 Qg6 20. Qh3 Bc8 21. Qh4 Be7 22. Qg3 Qxg3 23. Rxg3 g6 24. Bh6 Rfe8 25. h4 Bxh4 26. Rf3 Bg4 27. Rc3 Bxf2 28. Rf1 Bd4 29. Rg3 Be2 30. Rf6 Bxc4 31. Rgf3 Bxb2 32. Bb3 Bxb3 33. axb3 Rd7 34. Rh3 b5 35. Rh4 c4 36. bxc4 bxc4 37. Rf3 c3 38. Rfh3 c2 39. Bg5 c1=Q+ 40. Bxc1 Bxc1 41. Rxh7 Bf4 42. Rh8+ Kg7 43. Rxe8 *", + "Moves": "d7d1", + "MovesSAN": "Rd1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "2r5/1Pk4r/2p5/2P3p1/2q3B1/1R3p1P/2P2P2/6K1 w - - 0 35", + "PGN": "1. e4 e5 2. Nf3 d6 3. d4 Qe7 4. Bc4 h6 5. O-O Bg4 6. dxe5 dxe5 7. h3 Bh5 8. Nc3 c6 9. Be3 Nd7 10. a4 Ngf6 11. Rb1 g5 12. g4 Bg6 13. Bd3 Nc5 14. b4 Ne6 15. Nxe5 Nf4 16. Bxf4 gxf4 17. Nxg6 fxg6 18. e5 O-O-O 19. exf6 Qxf6 20. Qf3 Kb8 21. Ne4 Qf7 22. a5 g5 23. Nc5 Bxc5 24. bxc5 Rc8 25. a6 Rc7 26. axb7 h5 27. Bf5 hxg4 28. Bxg4 Qc4 29. Qa3 Rch7 30. Rb3 f3 31. Qxa7+ Kxa7 32. Ra1+ Kb8 33. Ra8+ Kc7 34. Rc8+ Rxc8 *", + "Moves": "b7c8q", + "MovesSAN": "bxc8=Q#", + "Themes": "advancedPawn endgame mate mateIn1 oneMove promotion" + }, + { + "FEN": "2r2rk1/1p3pp1/p1p4p/2BbR2B/5P1Q/2P4P/PPq3P1/4R1K1 b - - 13 29", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Nc3 h6 4. Bb5 a6 5. Ba4 Bb4 6. Nd5 Nf6 7. Nxb4 Nxb4 8. Nxe5 O-O 9. c3 Nc6 10. Nxc6 dxc6 11. d3 Ng4 12. O-O Qh4 13. h3 Nf6 14. Qf3 Be6 15. Bf4 Nd7 16. Bxc7 Rac8 17. Bg3 Qg5 18. Qf4 Qh5 19. Bd1 Qg6 20. Qh4 Nf6 21. f4 Nxe4 22. dxe4 Qxe4 23. Re1 Qg6 24. Bh5 Qc2 25. Re2 Qd3 26. Rae1 Bd5 27. Bf2 Qf5 28. Re5 Qc2 29. Bc5 *", + "Moves": "c2g2", + "MovesSAN": "Qxg2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1b2rk1/pp2b1pp/4p3/2p1P1N1/3n2pP/2pP4/PPP4Q/1R1K1R2 b - - 0 20", + "PGN": "1. e4 c5 2. Nc3 e6 3. d3 Bd6 4. Be3 Nc6 5. Qd2 Nf6 6. f4 Ng4 7. e5 Be7 8. Nf3 Nxe3 9. Qxe3 O-O 10. g4 d5 11. h4 d4 12. Qe4 Qa5 13. Kd2 Qb4 14. Rb1 dxc3+ 15. Kc1 f5 16. Qe2 Qxf4+ 17. Kd1 fxg4 18. Ng5 Nd4 19. Qh2 Qxf1+ 20. Rxf1 *", + "Moves": "f8f1", + "MovesSAN": "Rxf1#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "6k1/1b1r1ppp/p2P4/1pr3q1/8/PB3P2/1P2Q1PP/2R3K1 w - - 0 25", + "PGN": "1. d4 d5 2. c4 c6 3. e3 Nf6 4. Nc3 e6 5. Bd3 dxc4 6. Bxc4 Bb4 7. Bd2 O-O 8. a3 Bxc3 9. Bxc3 b5 10. Bb3 Bb7 11. Ne2 Nbd7 12. O-O Nb6 13. Nf4 Nbd5 14. Nxd5 Nxd5 15. Rc1 Nxc3 16. Rxc3 Rc8 17. Qe2 Qg5 18. f3 a6 19. Rfc1 Rc7 20. e4 Rfc8 21. d5 exd5 22. exd5 c5 23. d6 Rd7 24. Rxc5 Rxc5 *", + "Moves": "e2e8", + "MovesSAN": "Qe8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "1rk4r/3np3/p3N3/1q1p3p/3P3P/2KQBPP1/2P5/3R3R b - - 4 30", + "PGN": "1. d4 g6 2. Nc3 Bg7 3. e4 d6 4. Be3 a6 5. f3 b5 6. Qd2 Bb7 7. O-O-O Nd7 8. h4 h5 9. Nh3 Rc8 10. Ng5 c5 11. g3 b4 12. Nd5 Bxd5 13. exd5 Ngf6 14. Bd3 c4 15. Bxg6 fxg6 16. Ne6 Qa5 17. Nxg7+ Kf7 18. Ne6 Qxa2 19. Qxb4 Nxd5 20. Ng5+ Ke8 21. Qb7 Rb8 22. Qxd5 Qxb2+ 23. Kd2 c3+ 24. Kd3 Rb5 25. Qa8+ Rb8 26. Qe4 Qb5+ 27. Kxc3 d5 28. Qxg6+ Kd8 29. Ne6+ Kc8 30. Qd3 *", + "Moves": "b5a5", + "MovesSAN": "Qa5#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "k2r4/pp3p1p/5p2/2P5/P7/Rb6/1P4PP/1K1BB3 b - - 0 30", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 c5 5. dxc5 Bxc5 6. e3 Nc6 7. Qc2 e5 8. a3 e4 9. Nd2 Bd7 10. Nb3 Qb6 11. Bd2 d4 12. Nxe4 dxe3 13. Nxf6+ gxf6 14. Qe4+ Ne5 15. Nxc5 exf2+ 16. Kd1 Qxc5 17. Be2 Ba4+ 18. Kc1 O-O-O 19. Be3 Qd6 20. c5 Qd5 21. Qxd5 Rxd5 22. Bxf2 Rhd8 23. Kb1 Bb3 24. a4 Rd2 25. Re1 Nd3 26. Bg4+ Kb8 27. Bg3+ Ka8 28. Ra3 Nxe1 29. Bxe1 Rd1+ 30. Bxd1 *", + "Moves": "d8d1", + "MovesSAN": "Rxd1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "5r1k/2p3pp/8/q7/8/8/2P2QPP/4R2K w - - 0 34", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Be7 5. O-O d6 6. d4 exd4 7. Nxd4 Bd7 8. Nxc6 Bxc6 9. Bxc6+ bxc6 10. Re1 Nf6 11. Nc3 O-O 12. Bg5 Nd7 13. Bxe7 Qxe7 14. Qf3 Ne5 15. Qg3 f5 16. f4 Nc4 17. e5 dxe5 18. fxe5 f4 19. Qg4 Ne3 20. Qe2 Qxe5 21. Nd1 Qd4 22. Nxe3 fxe3 23. Qxe3 Qxb2 24. Qe6+ Kh8 25. Qxc6 Qd4+ 26. Kh1 Rad8 27. Qxa6 Rd6 28. Qe2 Rdf6 29. a4 Rf2 30. Qd3 Qg4 31. Qg3 Qd4 32. a5 Qxa1 33. Qxf2 Qxa5 *", + "Moves": "f2f8", + "MovesSAN": "Qxf8#", + "Themes": "endgame hangingPiece mate mateIn1 oneMove" + }, + { + "FEN": "8/3R4/6p1/3R1pr1/1Pp1p3/P3k3/8/4K3 b - - 0 47", + "PGN": "1. e4 c5 2. f4 e6 3. Nf3 d5 4. e5 Nc6 5. Bb5 Ne7 6. Bxc6+ Nxc6 7. c3 Be7 8. O-O O-O 9. d3 Re8 10. a3 g6 11. d4 c4 12. g3 Bf8 13. h4 Bg7 14. Nh2 f5 15. h5 a5 16. hxg6 hxg6 17. g4 a4 18. g5 Kf7 19. Nd2 Rh8 20. Ndf3 Bd7 21. Be3 Qb6 22. Rb1 Rh3 23. Kg2 Rah8 24. Qxa4 Rxh2+ 25. Nxh2 Nxe5 26. dxe5 Bxa4 27. Bxb6 Bc2 28. Rbc1 Be4+ 29. Nf3 Rh4 30. Rh1 Rg4+ 31. Kf2 Rxf4 32. Rh3 Bxe5 33. Bd4 Bxd4+ 34. cxd4 Bxf3 35. Rxf3 Rxd4 36. b4 b5 37. Rcc3 e5 38. Rh3 Kg7 39. Rh6 Rd2+ 40. Ke1 Rg2 41. Rch3 Rxg5 42. Rh7+ Kf6 43. Rb7 e4 44. Rhh7 Ke5 45. Rxb5 Kd4 46. Rd7 Ke3 47. Rbxd5 *", + "Moves": "g5g1", + "MovesSAN": "Rg1#", + "Themes": "endgame mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "5k2/3n2r1/p7/1p1p1b2/2pPn3/P3RP2/1P2N2P/4R2K b - - 2 30", + "PGN": "1. e4 d6 2. d4 e6 3. Nf3 c6 4. c4 Be7 5. Nc3 b6 6. e5 d5 7. cxd5 exd5 8. Bd3 a6 9. Be3 Ra7 10. a3 Rb7 11. O-O g5 12. Qd2 g4 13. Ng5 h6 14. Nh7 Bg5 15. Bxg5 hxg5 16. Nxg5 Kf8 17. Qf4 f6 18. exf6 Qxf6 19. Nh7+ Rbxh7 20. Qxf6+ Nxf6 21. Bxh7 Rxh7 22. Rae1 Bf5 23. Re3 Nbd7 24. Rfe1 c5 25. Rd1 c4 26. Rde1 b5 27. Ne2 Ne4 28. f3 gxf3 29. gxf3 Rg7+ 30. Kh1 *", + "Moves": "e4f2", + "MovesSAN": "Nf2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "5r1k/p1q3bp/5pp1/1B6/3Bp1n1/8/PP2QPPP/R4RK1 b - - 0 25", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. c3 d6 4. d4 cxd4 5. cxd4 Nf6 6. d5 Nb4 7. Qa4+ Nc6 8. dxc6 bxc6 9. Qxc6+ Bd7 10. Qc2 Rc8 11. Nc3 g6 12. Ba6 Rc6 13. Bd3 Bg7 14. O-O O-O 15. e5 Ng4 16. exd6 Rxd6 17. Bg5 Bc6 18. Qe2 f6 19. Bc4+ Kh8 20. Bf4 e5 21. Be3 Qc7 22. Nb5 Bxb5 23. Bxb5 e4 24. Nd4 Rxd4 25. Bxd4 *", + "Moves": "c7h2", + "MovesSAN": "Qxh2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "5k2/2pb2pB/1bp1P3/p2p3Q/PP6/2P4P/6PK/4q3 w - - 2 28", + "PGN": "1. e4 e5 2. Nf3 f5 3. exf5 e4 4. Nd4 Nf6 5. c3 Nc6 6. Nxc6 bxc6 7. h3 h5 8. d3 exd3 9. Bxd3 d5 10. O-O Bc5 11. Re1+ Kf7 12. Bg5 Re8 13. Rxe8 Qxe8 14. Bxf6 Kxf6 15. Nd2 Rb8 16. b4 Bb6 17. Nf3 Bd7 18. Qd2 Kf7 19. Re1 Qd8 20. Ng5+ Kg8 21. Ne6 Qf6 22. a4 a5 23. Qe2 Re8 24. Qxh5 Rxe6 25. fxe6 Qxf2+ 26. Kh2 Qxe1 27. Bh7+ Kf8 *", + "Moves": "h5f7", + "MovesSAN": "Qf7#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r3nrk1/ppp2p1p/3p2p1/3N4/2B1P3/1P5P/PBP2q2/1K4RR w - - 0 21", + "PGN": "1. e4 e5 2. Nf3 d6 3. h3 Be6 4. Nc3 Nf6 5. b3 Be7 6. Bb2 O-O 7. d4 exd4 8. Nxd4 Bd7 9. Qd2 Nc6 10. Nf3 Be6 11. O-O-O Ne5 12. Ng5 Qd7 13. f4 Ne8 14. Nxe6 Qxe6 15. fxe5 Qxe5 16. Bc4 Bg5 17. Qxg5 Qxg5+ 18. Kb1 Qxg2 19. Rdg1 Qf2 20. Nd5 g6 *", + "Moves": "d5e7", + "MovesSAN": "Ne7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "1r2b2k/p5pn/3pQb2/4p2P/2BqP3/5P2/P1P5/5R1K w - - 1 28", + "PGN": "1. e4 c5 2. Nc3 Nc6 3. Bb5 e6 4. d3 Be7 5. Nf3 d6 6. d4 cxd4 7. Nxd4 Bd7 8. O-O Nf6 9. Bg5 O-O 10. Nxc6 bxc6 11. Bd3 e5 12. f4 Qb6+ 13. Kh1 Qxb2 14. Qd2 h6 15. Rab1 Qa3 16. Rf3 hxg5 17. fxg5 Nh7 18. Qf2 Qxc3 19. h4 Rab8 20. Rf1 Qd4 21. Qg3 c5 22. g6 fxg6 23. Qxg6 Rxf3 24. gxf3 c4 25. h5 Be8 26. Qe6+ Kh8 27. Bxc4 Bf6 *", + "Moves": "e6g8", + "MovesSAN": "Qg8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/8/R7/5k1K/8/2r5/8/8 b - - 21 67", + "PGN": "1. e4 e6 2. c4 d5 3. cxd5 exd5 4. exd5 Qxd5 5. Qe2+ Be6 6. Qb5+ c6 7. Qxd5 Bxd5 8. Nc3 Nf6 9. Nxd5 Nxd5 10. a3 Nd7 11. Nf3 O-O-O 12. Bc4 N7f6 13. Bxd5 Nxd5 14. O-O Bc5 15. d4 Bb6 16. Be3 g6 17. Ne5 Rhf8 18. Rae1 f6 19. Nc4 Nxe3 20. Nxb6+ axb6 21. fxe3 c5 22. Rc1 Rd5 23. dxc5 Rxc5 24. Rxc5+ bxc5 25. Rc1 b6 26. b4 Re8 27. Kf2 Re5 28. bxc5 bxc5 29. Rc4 Kc7 30. a4 Kb6 31. g4 Ka5 32. Kf3 f5 33. gxf5 Rxf5+ 34. Kg4 Kb6 35. e4 Rf2 36. a5+ Kxa5 37. Rxc5+ Kb4 38. Rc7 h5+ 39. Kg3 Re2 40. Rc6 Kb5 41. Rxg6 Rxe4 42. Rg5+ Kc4 43. Rxh5 Re3+ 44. Kf4 Kd3 45. h4 Rh3 46. Kg4 Rh1 47. Ra5 Ke4 48. Ra4+ Ke5 49. h5 Kf6 50. Ra6+ Kg7 51. Rd6 Rg1+ 52. Kf5 Re1 53. h6+ Kh7 54. Kg5 Rg1+ 55. Kf4 Rg6 56. Rd7+ Kxh6 57. Rd8 Rf6+ 58. Ke5 Kg6 59. Rg8+ Kf7 60. Ra8 Re6+ 61. Kf5 Rf6+ 62. Kg5 Rg6+ 63. Kh5 Rc6 64. Ra7+ Kf6 65. Rh7 Rc3 66. Rh6+ Kf5 67. Ra6 *", + "Moves": "c3h3", + "MovesSAN": "Rh3#", + "Themes": "endgame mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "4r2k/1bp2prp/p7/7N/3Q4/1P1P1P2/P1q3PP/R4R1K b - - 2 23", + "PGN": "1. e4 Nc6 2. Nc3 e5 3. Nf3 Nf6 4. Bb5 a6 5. Bxc6 bxc6 6. Nxe5 d5 7. Nxc6 Qd6 8. e5 Qxc6 9. exf6 Be6 10. fxg7 Bxg7 11. O-O d4 12. Ne2 O-O 13. d3 Kh8 14. Qd2 Rg8 15. Ng3 Rae8 16. b3 Bc8 17. Bb2 Bb7 18. f3 Bh6 19. Qb4 Be3+ 20. Kh1 Qxc2 21. Bxd4+ Bxd4 22. Qxd4+ Rg7 23. Nh5 *", + "Moves": "c2g2", + "MovesSAN": "Qxg2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/7k/4p1R1/3pNp1p/pQ1P1P1P/Pq6/1Pr3P1/K7 b - - 6 53", + "PGN": "1. d4 d5 2. f3 Nc6 3. c3 a6 4. Be3 h6 5. Bf2 Nf6 6. Bh4 Qd6 7. e3 e6 8. Bd3 Be7 9. Bc2 O-O 10. Qd3 g6 11. Nh3 Kg7 12. Bxf6+ Bxf6 13. Nf4 Ne7 14. Nh5+ Kh7 15. Nxf6+ Kg7 16. Ng4 f5 17. Ne5 Nc6 18. Nxc6 Qxc6 19. Nd2 b6 20. f4 a5 21. Nf3 Bb7 22. O-O-O Qd6 23. h4 h5 24. Qf1 Ba6 25. Bd3 Bxd3 26. Qxd3 c5 27. Ne5 cxd4 28. exd4 Kh7 29. Qb5 Rfb8 30. Qd3 Rc8 31. Qg3 Rg8 32. Qg5 Ra7 33. Rhe1 Rc7 34. Rd3 Rgg7 35. Qg3 Qb4 36. Kb1 Qd6 37. Ree3 b5 38. Qf2 b4 39. Ka1 bxc3 40. Rxc3 Rxc3 41. Rxc3 Rc7 42. Qg3 Rg7 43. Qf2 Qb4 44. Rg3 Qe7 45. Rg5 Qc7 46. a3 a4 47. Qg3 Qc1+ 48. Ka2 Rb7 49. Qf2 Qd1 50. Rxg6 Qb3+ 51. Ka1 Rc7 52. Qd2 Rc2 53. Qb4 *", + "Moves": "c2c1", + "MovesSAN": "Rc1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r1b1Rr1k/7p/6pP/1pNp2B1/5PP1/2bn4/PPP5/1K6 w - - 0 29", + "PGN": "1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Bc5 5. Nb3 Bb6 6. Nc3 Ne7 7. h4 O-O 8. h5 f5 9. h6 g6 10. Bg5 Nbc6 11. Qd6 Bc7 12. Qd2 a6 13. O-O-O fxe4 14. Nxe4 d5 15. Nf6+ Kh8 16. Kb1 Qd6 17. f4 Nf5 18. g4 Ng3 19. Rh3 Nxf1 20. Rxf1 b5 21. Rd3 a5 22. Ne4 Qd7 23. Re1 Qe8 24. Nec5 Nb4 25. Nxa5 Bxa5 26. Qc3+ e5 27. Rxe5 Nxd3 28. Rxe8+ Bxc3 *", + "Moves": "e8f8", + "MovesSAN": "Rxf8#", + "Themes": "hangingPiece kingsideAttack master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1b1k2r/pp3ppp/2qQpn2/8/1P6/8/PBP2P1P/2KR2NR w kq - 0 16", + "PGN": "1. e4 c5 2. b3 d5 3. exd5 Qxd5 4. Nc3 Qe5+ 5. Be2 e6 6. Bb2 Qg5 7. d4 cxd4 8. Qxd4 Qxg2 9. Bf3 Qg5 10. Ne4 Qa5+ 11. b4 Qa4 12. O-O-O Nc6 13. Nd6+ Bxd6 14. Qxd6 Nf6 15. Bxc6+ Qxc6 *", + "Moves": "d6d8", + "MovesSAN": "Qd8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1b1k2r/p1pp1ppp/1p6/7q/2BPP1n1/8/PP2QPPN/R1B2R1K b kq - 0 14", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nd4 4. c3 Nxf3+ 5. Qxf3 Qf6 6. Qe3 b6 7. d4 Nh6 8. O-O Bd6 9. Nd2 exd4 10. cxd4 Ng4 11. Qe2 Bxh2+ 12. Kh1 Qh4 13. Nf3 Qh5 14. Nxh2 *", + "Moves": "h5h2", + "MovesSAN": "Qxh2#", + "Themes": "kingsideAttack mate mateIn1 oneMove opening" + }, + { + "FEN": "1Q4R1/p4p1p/6pk/3r4/P7/1P3qP1/5P1P/3R2K1 b - - 0 35", + "PGN": "1. e4 c6 2. c4 d5 3. cxd5 cxd5 4. exd5 Nf6 5. Nc3 Nxd5 6. Nxd5 Qxd5 7. Nf3 Bg4 8. Be2 e6 9. Qa4+ Nc6 10. Qxg4 g6 11. Qc4 Qd6 12. O-O Bg7 13. Rd1 O-O 14. d4 Rac8 15. Qc5 Qc7 16. Bb5 Rfd8 17. Bxc6 bxc6 18. Be3 Rd5 19. Qc4 Rb8 20. b3 Rbd8 21. Rac1 e5 22. Qxc6 Qa5 23. a4 exd4 24. Bg5 Rxg5 25. Nxg5 Qxg5 26. Qc5 Qf4 27. g3 Qf3 28. Qc7 Rd5 29. Qb8+ Bf8 30. Re1 d3 31. Re8 d2 32. Rxf8+ Kg7 33. Rg8+ Kh6 34. Rf1 d1=Q 35. Rxd1 *", + "Moves": "d5d1", + "MovesSAN": "Rxd1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "k6r/1p3pp1/3B1n2/1p6/7p/4P1P1/5P1P/3R2K1 w - - 0 26", + "PGN": "1. Nf3 d6 2. d4 e5 3. dxe5 Nc6 4. exd6 Bxd6 5. e3 Bg4 6. Be2 Qe7 7. c3 O-O-O 8. Qa4 Nf6 9. Nbd2 Kb8 10. O-O Ne5 11. b4 Nxf3+ 12. Bxf3 Qe5 13. g3 Bxf3 14. Nxf3 Qxc3 15. Ba3 h5 16. Nd4 h4 17. Rac1 Qd2 18. Rfd1 Qxa2 19. Nb5 a6 20. Nxd6 Rxd6 21. Rxd6 cxd6 22. b5 Qd5 23. Rd1 Qxb5 24. Bxd6+ Ka8 25. Qxb5 axb5 *", + "Moves": "d1a1", + "MovesSAN": "Ra1#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "r1b1kb1r/3p1pp1/pp2p3/4q1N1/6Q1/2NB4/PP3PP1/R1B2RK1 b kq - 0 14", + "PGN": "1. e4 e6 2. d4 c5 3. c3 cxd4 4. cxd4 Nc6 5. Nf3 Nf6 6. Bd3 a6 7. O-O Qc7 8. Nc3 h5 9. e5 Ng4 10. h3 b6 11. hxg4 hxg4 12. Ng5 Nxe5 13. dxe5 Qxe5 14. Qxg4 *", + "Moves": "e5h2", + "MovesSAN": "Qh2#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "r2qkbnr/2p2pp1/p2p4/1p2p2p/3nP3/1B3Q1P/PPP2PP1/RNB2RK1 w kq - 0 10", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. O-O Bg4 6. h3 h5 7. d4 b5 8. Bb3 Bxf3 9. Qxf3 Nxd4 *", + "Moves": "f3f7", + "MovesSAN": "Qxf7#", + "Themes": "attackingF2F7 master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r2n2k1/6pp/p2Qbp2/1p1qp3/8/B7/P1P2PPP/1R4K1 w - - 4 31", + "PGN": "1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Be2 Bb4 7. O-O Bxc3 8. bxc3 Nxe4 9. Qd3 d5 10. Ba3 Qa5 11. Nb5 a6 12. Nd6+ Nxd6 13. Bxd6 Qd8 14. Ba3 f6 15. c4 Kf7 16. cxd5 Qxd5 17. Qg3 Qe5 18. Qd3 Rd8 19. Qc4 Na5 20. Qb4 Kg8 21. Qe7 Nc6 22. Qc5 Qxe2 23. Rfe1 Qb5 24. Qe3 e5 25. Rab1 Qd5 26. Qe2 b5 27. Red1 Qc4 28. Rxd8+ Nxd8 29. Qd1 Be6 30. Qd6 Qd5 *", + "Moves": "d6f8", + "MovesSAN": "Qf8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2kr3r/pp4pp/2Pq4/3p1p2/4b1PP/1Q1B4/PPP5/4RRK1 b - - 5 23", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. O-O d6 5. Nc3 Bg4 6. h3 Bh5 7. d3 Nd4 8. g4 Bg6 9. Be3 Nxf3+ 10. Qxf3 Bb6 11. Nd5 Bxe3 12. fxe3 Ne7 13. Nxe7 Qxe7 14. h4 f6 15. d4 exd4 16. exd4 Bxe4 17. Qb3 c6 18. d5 O-O-O 19. Rae1 f5 20. dxc6 d5 21. Bd3 Qc5+ 22. Kh2 Qd6+ 23. Kg1 *", + "Moves": "d6g3", + "MovesSAN": "Qg3#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "6k1/5pp1/Q1b3qp/1P6/8/P3R2P/5PP1/6K1 b - - 0 33", + "PGN": "1. d4 d5 2. Nc3 Nf6 3. Bg5 e6 4. Nf3 c5 5. e3 Nc6 6. Bb5 Bd7 7. O-O Be7 8. h3 O-O 9. Bxf6 Bxf6 10. dxc5 a6 11. Bxc6 Bxc6 12. Qd2 Qa5 13. Nd1 Qxc5 14. b4 Qd6 15. c3 Rac8 16. Nd4 Bd7 17. a3 e5 18. Nf3 d4 19. exd4 exd4 20. Nxd4 Rfe8 21. Ne3 Bb5 22. Rfe1 Red8 23. Rad1 Ba4 24. Ra1 Rxc3 25. Qxc3 Bxd4 26. Qc1 Bxa1 27. Qxa1 Qd3 28. Qc1 Qg6 29. Qc7 Re8 30. Qxb7 Bc6 31. Qxa6 h6 32. b5 Rxe3 33. Rxe3 *", + "Moves": "g6g2", + "MovesSAN": "Qxg2#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "2b2k1r/1pp3pp/1p3pn1/rQ6/2B3q1/8/PPP2PPP/R1B1R1K1 w - - 8 18", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Nc3 Bc5 4. Na4 Bb6 5. Nxb6 axb6 6. d4 exd4 7. Nxd4 Nxd4 8. Qxd4 Qf6 9. e5 Qe6 10. Bc4 Qc6 11. O-O Ne7 12. e6 f6 13. exd7+ Qxd7 14. Qh4 Ng6 15. Re1+ Kf8 16. Qh5 Qg4 17. Qb5 Ra5 *", + "Moves": "b5e8", + "MovesSAN": "Qe8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2r2rk1/2q1b1p1/4pnQP/3p4/3P3B/7P/1P1p1P2/R4RK1 w - - 0 23", + "PGN": "1. e4 c6 2. Nf3 d5 3. exd5 cxd5 4. c3 Bg4 5. h3 Bh5 6. Be2 e6 7. O-O Nf6 8. d4 Nbd7 9. Bg5 Be7 10. Bb5 a6 11. Bxd7+ Qxd7 12. Nbd2 h6 13. Bh4 Rc8 14. a4 O-O 15. Qc2 Qc7 16. Ne5 b5 17. axb5 axb5 18. g4 Bg6 19. Nxg6 fxg6 20. Qxg6 b4 21. g5 bxc3 22. gxh6 cxd2 *", + "Moves": "g6g7", + "MovesSAN": "Qxg7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1b3k1/p4p2/5p1B/2pp4/3n4/P2B1P2/2P3PP/4R1K1 w - - 0 29", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nxc6 bxc6 6. Nc3 Bb4 7. Bd3 h6 8. O-O O-O 9. a3 Ba5 10. Be3 Bxc3 11. bxc3 d5 12. exd5 cxd5 13. Qf3 Bb7 14. Qg3 Nh5 15. Qg4 Nf6 16. Qg3 Nh5 17. Qh3 Nf6 18. Bb5 c6 19. Be2 Bc8 20. Qg3 Ne4 21. Qe5 Re8 22. Qd4 Qf6 23. f3 Nxc3 24. Bd3 Nb5 25. Qxf6 gxf6 26. Bxh6 Nd4 27. Rfe1 Rxe1+ 28. Rxe1 c5 *", + "Moves": "e1e8", + "MovesSAN": "Re8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r4rk1/ppp2p2/3p2q1/2bBn2Q/4Pp2/3P3R/PPP3PP/R6K w - - 4 19", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 Nf6 5. O-O O-O 6. Bg5 h6 7. Bh4 g5 8. Bxg5 hxg5 9. Nxg5 Nh7 10. Nxh7 Kxh7 11. Qh5+ Kg8 12. Nc3 d6 13. Nd5 Be6 14. Kh1 Bxd5 15. Bxd5 Qf6 16. f4 exf4 17. Rf3 Ne5 18. Rh3 Qg6 *", + "Moves": "h5h8", + "MovesSAN": "Qh8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3k4/2n5/pR1K4/1p6/2b5/P7/1P6/8 w - - 4 54", + "PGN": "1. d4 Nf6 2. c4 b6 3. Nc3 Bb7 4. Nf3 e6 5. Bg5 Be7 6. e3 O-O 7. Bd3 Nc6 8. h4 Nb4 9. Bb1 d5 10. a3 Nc6 11. cxd5 Nxd5 12. Nxd5 exd5 13. Qd3 g6 14. Bh6 Re8 15. h5 Bf6 16. hxg6 fxg6 17. Ba2 Na5 18. e4 Qe7 19. O-O Qxe4 20. Qc3 Rac8 21. Rfe1 Qf5 22. Rxe8+ Rxe8 23. Qxc7 Qc8 24. Qf4 Qf5 25. Qc7 Qc8 26. Qd6 Qc6 27. Bxd5+ Qxd5 28. Qxf6 Qf7 29. Qxf7+ Kxf7 30. Ne5+ Kf6 31. Rc1 g5 32. f4 gxf4 33. Bxf4 Rg8 34. Rc2 Nb3 35. Rc7 Bxg2 36. Kf2 Nxd4 37. Rxh7 Be4 38. Rh6+ Kf5 39. Bg3 Rxg3 40. Kxg3 Kxe5 41. Rh8 a6 42. Rh5+ Kd6 43. Kf4 Bd3 44. Ke3 Ne6 45. Rh6 Bb5 46. Ke4 Kd7 47. Ke5 Bc4 48. Rh7+ Kc6 49. Rh6 Kd7 50. Rh7+ Ke8 51. Rb7 b5 52. Rb6 Nc7 53. Kd6 Kd8 *", + "Moves": "b6b8", + "MovesSAN": "Rb8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r1bq1k1r/p1pp2pp/2p5/2b1p2Q/2B1P3/8/PPP2PPP/RN2K2R w KQ - 2 12", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nge7 5. Bg5 f6 6. Bh4 Ng6 7. Nxc6 bxc6 8. Bg3 Bc5 9. Bc4 Ne5 10. Bxe5 fxe5 11. Qh5+ Kf8 *", + "Moves": "h5f7", + "MovesSAN": "Qf7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r7/5p1k/p2Np2p/8/P1B2n2/8/1P3P1r/R2R1K2 b - - 1 27", + "PGN": "1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. e5 dxe5 5. Nxe5 g6 6. Bc4 e6 7. O-O a6 8. a4 Bg7 9. d4 cxd4 10. Qxd4 Qxd4 11. cxd4 O-O 12. Bg5 Nc6 13. Nxc6 bxc6 14. Nd2 Nd5 15. Nf3 h6 16. Bh4 g5 17. Bg3 g4 18. Ne5 Bb7 19. Nxg4 Bxd4 20. Be5 Bxe5 21. Nxe5 c5 22. Rfd1 Kh7 23. Nd7 Rg8 24. Nxc5 Nf4 25. Nxb7 Rxg2+ 26. Kf1 Rxh2 27. Nd6 *", + "Moves": "h2h1", + "MovesSAN": "Rh1#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r5k1/p4Npp/8/2pb1p2/2Bp1n2/1P6/P1P2P1P/R4RK1 b - - 0 25", + "PGN": "1. e3 e6 2. d4 c5 3. Nf3 d5 4. dxc5 Bxc5 5. Bb5+ Nc6 6. Ne5 Ne7 7. Nxc6 bxc6 8. Bd3 O-O 9. O-O f5 10. Nc3 Ng6 11. Qh5 Bd7 12. Bd2 Qf6 13. Nd1 e5 14. Bc3 d4 15. exd4 exd4 16. Bd2 Bd6 17. b3 c5 18. Nb2 Bc6 19. Bg5 Qf7 20. Nc4 Bf4 21. Bxf4 Nxf4 22. Qxf7+ Rxf7 23. Ne5 Bxg2 24. Bc4 Bd5 25. Nxf7 *", + "Moves": "f4h3", + "MovesSAN": "Nh3#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "1k3r1r/ppp1nBpp/3b4/4q1N1/2N3Q1/4B3/PP2nPPP/R4R1K b - - 2 17", + "PGN": "1. e4 e6 2. Nf3 d5 3. exd5 exd5 4. d4 Bd6 5. Bd3 Ne7 6. c4 Bg4 7. O-O dxc4 8. Bxc4 Nbc6 9. Be3 Qd7 10. Nbd2 Qf5 11. Qb3 O-O-O 12. Bxf7 Rdf8 13. Ng5 Nxd4 14. Qc4 Ne2+ 15. Kh1 Qe5 16. Qxg4+ Kb8 17. Nc4 *", + "Moves": "e5h2", + "MovesSAN": "Qxh2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r5k1/p4pp1/2p4p/2q5/5P2/2N1Q1Pb/PP5P/R5KR b - - 0 25", + "PGN": "1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 Be7 6. e3 c6 7. Bd3 O-O 8. Qc2 h6 9. Bh4 Re8 10. Nf3 Ne4 11. Bxe7 Qxe7 12. Bxe4 dxe4 13. Nd2 Bf5 14. d5 Qg5 15. g3 Na6 16. dxc6 Nb4 17. Qa4 Nd3+ 18. Kf1 Bh3+ 19. Kg1 bxc6 20. Ndxe4 Qg4 21. Qd1 Rxe4 22. f3 Qg5 23. f4 Qc5 24. Qxd3 Rxe3 25. Qxe3 *", + "Moves": "c5e3", + "MovesSAN": "Qxe3#", + "Themes": "hangingPiece mate mateIn1 middlegame oneMove" + }, + { + "FEN": "6k1/6p1/2p3Np/p4QpP/1pP2P2/1K1P4/PP2q3/8 b - - 3 34", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Nc3 Be7 5. d3 O-O 6. h4 h6 7. Rh3 d5 8. Rg3 Nh5 9. Nxd5 Nxg3 10. fxg3 Be6 11. Ne3 Bxc4 12. Nxc4 f6 13. h5 Nd4 14. Nh4 b5 15. Ne3 c6 16. c3 Ne6 17. Ng6 Rf7 18. Nf5 Bf8 19. Qg4 Ng5 20. Bxg5 fxg5 21. O-O-O a5 22. Nxe5 Rxf5 23. Qxf5 Qe8 24. Rf1 b4 25. c4 Bd6 26. Ng6 Bxg3 27. e5 Rd8 28. e6 Bf4+ 29. Kb1 Rd6 30. g3 Rxe6 31. gxf4 Re1+ 32. Rxe1 Qxe1+ 33. Kc2 Qe2+ 34. Kb3 *", + "Moves": "e2d1", + "MovesSAN": "Qd1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "rn3rk1/pb1pb1pp/1p2pnq1/2p1Np2/3P4/1PPBP3/PB1N1PPP/R2QR1K1 b - - 1 11", + "PGN": "1. d4 f5 2. e3 Nf6 3. Bd3 e6 4. b3 Be7 5. Nf3 b6 6. Bb2 Bb7 7. Nbd2 O-O 8. O-O Qe8 9. Re1 Qg6 10. c3 c5 11. Ne5 *", + "Moves": "g6g2", + "MovesSAN": "Qxg2#", + "Themes": "kingsideAttack mate mateIn1 oneMove opening" + }, + { + "FEN": "r4b1r/1p2kppp/4p3/p1PpP3/3P1n2/P1Nq1N2/1P3PPP/R2QK2R b KQ - 8 16", + "PGN": "1. e4 c6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 e6 6. a3 a5 7. Be3 Nge7 8. dxc5 Ng6 9. Bb5 Bd7 10. Bd4 Nxd4 11. Bxd7+ Qxd7 12. cxd4 Qb5 13. Qc2 Nf4 14. Nc3 Qd3 15. Qa4+ Ke7 16. Qd1 *", + "Moves": "f4g2", + "MovesSAN": "Nxg2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "rnb1k1nr/pppp1ppp/8/3N4/7q/6P1/PPPPP3/RNBQKB1R b KQkq - 0 6", + "PGN": "1. Nh3 e5 2. f4 exf4 3. Nxf4 Bd6 4. Nd5 Qh4+ 5. g3 Bxg3+ 6. hxg3 *", + "Moves": "h4g3", + "MovesSAN": "Qxg3#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "2q5/4b2k/4p2p/1p1pPp1N/1P3P2/6QP/4K3/2r5 w - - 0 56", + "PGN": "1. e4 g6 2. d4 Bg7 3. f4 d5 4. e5 c5 5. c3 cxd4 6. cxd4 f5 7. Nc3 e6 8. Nf3 a6 9. Be2 Nh6 10. O-O O-O 11. Kh1 Nc6 12. h3 Nf7 13. a3 h6 14. Be3 g5 15. Qd2 g4 16. Ne1 gxh3 17. gxh3 Kh7 18. Rg1 Rg8 19. Nf3 Ne7 20. Rg2 Ng6 21. Rag1 Nh4 22. Nxh4 Qxh4 23. Kh2 Bd7 24. Bf2 Qe7 25. Bh5 Nd8 26. Bg6+ Kh8 27. Qe2 Be8 28. Qh5 Bxg6 29. Qxg6 Qf7 30. Qg3 Rc8 31. Qf3 Nc6 32. Ne2 Na5 33. Ng3 Bf8 34. Nh5 Be7 35. Ng3 Nc4 36. Qb3 Bh4 37. Qb4 a5 38. Qb3 Nd2 39. Qd3 Nc4 40. b4 axb4 41. axb4 b5 42. Be1 Qa7 43. Qf3 Qf7 44. Nh5 Rxg2+ 45. Rxg2 Bxe1 46. Nf6 Bh4 47. Nh5 Be7 48. Rg7 Qf8 49. Qg3 Nxe5 50. dxe5 Rc2+ 51. Kh1 Rc1+ 52. Kg2 Rc2+ 53. Kf1 Rc1+ 54. Ke2 Qc8 55. Rh7+ Kxh7 *", + "Moves": "g3g7", + "MovesSAN": "Qg7#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "8/4Qpk1/8/4p3/4Pb2/P4qBK/1P6/8 b - - 0 45", + "PGN": "1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. Qc2 Nc6 5. d4 cxd4 6. cxd4 Bg4 7. Bb5 Bxf3 8. gxf3 Rc8 9. d5 a6 10. Bxc6+ bxc6 11. dxc6 g6 12. Bg5 Bg7 13. O-O Qa5 14. Bh4 O-O 15. Nd2 g5 16. Bg3 h5 17. h4 g4 18. Nb3 Qb6 19. fxg4 Rxc6 20. Qe2 Nxg4 21. Rfc1 Rfc8 22. Bf4 a5 23. Rxc6 Rxc6 24. Rc1 a4 25. Rxc6 Qxc6 26. Nc1 Bd4 27. Nd3 Qb6 28. Kg2 Bf6 29. f3 Ne5 30. Nxe5 dxe5 31. Be3 Qe6 32. a3 Bxh4 33. Qb5 Qg6+ 34. Kf1 Qg3 35. Qe2 Bg5 36. Bf2 Qf4 37. Kg2 h4 38. Qc4 Bh6 39. Qxa4 Qg5+ 40. Kh3 Qc1 41. Kxh4 Qf4+ 42. Kh3 Qxf3+ 43. Bg3 Bf4 44. Qe8+ Kg7 45. Qxe7 *", + "Moves": "f3g3", + "MovesSAN": "Qxg3#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "5k2/5p2/7R/4rN2/6p1/5bK1/8/8 w - - 0 43", + "PGN": "1. e4 e5 2. f4 Bc5 3. Nf3 Nc6 4. Bc4 Nf6 5. fxe5 Nxe4 6. d4 Nxd4 7. Be3 Nxf3+ 8. Qxf3 d5 9. O-O Bxe3+ 10. Qxe3 O-O 11. Bb3 Be6 12. c3 Qe7 13. Bc2 Qc5 14. Qd4 Qxd4+ 15. cxd4 c5 16. Bxe4 dxe4 17. dxc5 Rfc8 18. b4 a5 19. Nc3 axb4 20. Nxe4 Bd5 21. Nd6 Rxc5 22. Rfb1 Rxa2 23. Rxa2 Bxa2 24. Rxb4 Rc1+ 25. Kf2 Rc2+ 26. Kg3 Bd5 27. Rd4 Bc6 28. Nxb7 Rxg2+ 29. Kh3 g5 30. Na5 Bf3 31. Rd3 g4+ 32. Kh4 Rxh2+ 33. Kg5 Kg7 34. Nb3 h6+ 35. Kf4 Rb2 36. Nd4 Rf2 37. Nf5+ Kg6 38. Rd6+ Kh7 39. Rxh6+ Kg8 40. Kg3 Re2 41. Ne7+ Kf8 42. Nf5 Rxe5 *", + "Moves": "h6h8", + "MovesSAN": "Rh8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "1n3qk1/1b3p2/6pQ/1p1pPpNp/2pP4/2P5/1P3PPP/5NK1 w - - 2 29", + "PGN": "1. e4 c5 2. Nf3 d6 3. Bc4 e6 4. d3 a6 5. c3 b5 6. Bb3 Bb7 7. O-O Nd7 8. a4 Ngf6 9. Bg5 Be7 10. Nbd2 O-O 11. Re1 Rc8 12. axb5 axb5 13. d4 c4 14. Bc2 d5 15. e5 Ne8 16. Bxe7 Qxe7 17. Nf1 g6 18. Ne3 Ng7 19. Qc1 Ra8 20. Qd2 Rxa1 21. Rxa1 Ra8 22. Rxa8+ Bxa8 23. Ng4 h5 24. Ne3 Bb7 25. Nf1 Nb8 26. Qh6 Nf5 27. Bxf5 exf5 28. Ng5 Qf8 *", + "Moves": "h6h7", + "MovesSAN": "Qh7#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "3q1rk1/1B2pp1p/p2p2pQ/6b1/3Bn3/6Pb/PP2PP2/2R3K1 w - - 1 19", + "PGN": "1. c4 c5 2. Nf3 Nf6 3. d4 cxd4 4. Nxd4 Nc6 5. g3 d6 6. Nc3 Bd7 7. Bg2 g6 8. O-O Bg7 9. h3 O-O 10. Be3 Rc8 11. Rc1 a6 12. Qd2 Nxd4 13. Bxd4 Rxc4 14. Bxb7 Bxh3 15. Nd5 Ne4 16. Nf6+ Bxf6 17. Qh6 Rxc1 18. Rxc1 Bg5 *", + "Moves": "h6g7", + "MovesSAN": "Qg7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2rqk2r/p1p2ppp/5n2/1Nb1P3/4nBb1/3Q4/PPP3PP/R3KBNR b KQk - 10 14", + "PGN": "1. d4 d5 2. e4 dxe4 3. Nc3 Nf6 4. f3 exf3 5. Qxf3 Bg4 6. Qxb7 Nbd7 7. Nb5 Rc8 8. Bf4 e5 9. dxe5 Nc5 10. Qc6+ Bd7 11. Qf3 Bg4 12. Qg3 Nce4 13. Qe3 Bc5 14. Qd3 *", + "Moves": "c5f2", + "MovesSAN": "Bf2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "rq3rk1/pb3ppp/1p2p3/1N5R/5n2/3Q1B2/P4PPP/1R4K1 w - - 6 22", + "PGN": "1. e4 e6 2. d4 d5 3. e5 c5 4. Nf3 Nc6 5. Be3 Qb6 6. dxc5 Qxb2 7. Nbd2 Qc3 8. Be2 Bxc5 9. Bxc5 Qxc5 10. O-O Qb6 11. Rb1 Qc7 12. Nb3 b6 13. Nbd4 Nxe5 14. Nb5 Nxf3+ 15. Bxf3 Qd8 16. Re1 Nf6 17. c4 O-O 18. cxd5 Nxd5 19. Qd3 Bb7 20. Re5 Qb8 21. Rh5 Nf4 *", + "Moves": "d3h7", + "MovesSAN": "Qxh7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "7k/p6p/3b4/3N4/6P1/2P2Q1K/P2q4/8 b - - 4 44", + "PGN": "1. e4 e5 2. Nf3 d6 3. Bc4 Be6 4. Bxe6 fxe6 5. d3 Be7 6. O-O Nh6 7. Ne1 O-O 8. Bxh6 gxh6 9. Qg4+ Kh8 10. Qxe6 Rf6 11. Qh3 Nc6 12. Nc3 Rg6 13. f4 exf4 14. Rxf4 Bf6 15. Nd5 Be5 16. Rf7 Qg5 17. Qd7 Rg7 18. Qxc7 Rag8 19. Qxb7 Qh5 20. Rxg7 Qxh2+ 21. Kf1 Rxg7 22. Qxc6 Bd4 23. Qe8+ Rg8 24. Qf7 Bg7 25. Ke2 Rf8 26. Qe7 h5 27. c3 Qg1 28. Qxd6 Qf2+ 29. Kd1 Qxb2 30. Rc1 Rf1 31. Qg3 Bh6 32. Rc2 Qb1+ 33. Ke2 Rxe1+ 34. Qxe1 Qxc2+ 35. Kf1 Qxd3+ 36. Qe2 Qb1+ 37. Kf2 Bf8 38. Qxh5 Qxe4 39. Qf3 Bc5+ 40. Kg3 Bd6+ 41. Kh3 Qe6+ 42. g4 Qh6+ 43. Kg2 Qd2+ 44. Kh3 *", + "Moves": "d2h2", + "MovesSAN": "Qh2#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "6k1/7p/4p3/4P1p1/1p1q4/1P4KP/P3Q1P1/8 b - - 0 37", + "PGN": "1. e4 e5 2. f4 Nc6 3. Bc4 Nf6 4. Nc3 d5 5. Nxd5 Nxe4 6. Qf3 Nf6 7. fxe5 Nd4 8. Qc3 Nxd5 9. Qxd4 Be6 10. Nf3 a6 11. O-O c5 12. Qe4 b5 13. Be2 Be7 14. d4 O-O 15. c3 Nc7 16. Be3 Bd5 17. Qg4 Bxf3 18. Bxf3 Rc8 19. Bh6 Ne6 20. Bd5 Bg5 21. Bxg5 Nxg5 22. Bb7 Rc7 23. Bxa6 cxd4 24. cxd4 b4 25. b3 Ne6 26. Bc4 Nxd4 27. Rad1 Rd7 28. Rf4 Ne6 29. Rxd7 Qxd7 30. Bxe6 fxe6 31. Rxf8+ Kxf8 32. Qf3+ Kg8 33. Qe2 Qd4+ 34. Kf1 Qa1+ 35. Kf2 Qd4+ 36. Kg3 g5 37. h3 *", + "Moves": "d4f4", + "MovesSAN": "Qf4#", + "Themes": "endgame mate mateIn1 oneMove queenEndgame" + }, + { + "FEN": "8/8/6pp/1R3p1k/5P2/6PK/3r3P/8 w - - 2 54", + "PGN": "1. c4 e6 2. g3 d6 3. Bg2 g6 4. e4 Bg7 5. Ne2 Ne7 6. Nbc3 a6 7. b3 Bd7 8. Bb2 Bc6 9. Rb1 O-O 10. O-O d5 11. cxd5 exd5 12. exd5 Nxd5 13. Nxd5 Bxd5 14. Bxg7 Kxg7 15. Nf4 Bxg2 16. Nxg2 Nc6 17. Ne3 Nd4 18. d3 b5 19. Rc1 Rc8 20. Nc2 c5 21. Nxd4 Qxd4 22. Qc2 Rfd8 23. Rfd1 Rd5 24. Qd2 c4 25. bxc4 bxc4 26. Qc3 Qxc3 27. Rxc3 Rdc5 28. d4 Ra5 29. a3 Ra4 30. d5 Ra5 31. d6 Rd8 32. Rxc4 Rxa3 33. d7 Kf8 34. Rc8 Ke7 35. Rxd8 Kxd8 36. f4 Rc3 37. Rd6 Rc7 38. Rxa6 Rxd7 39. Ra8+ Ke7 40. Kg2 Kf6 41. Kh3 Kg7 42. Kg4 f5+ 43. Kf3 Rd3+ 44. Kg2 Rd2+ 45. Kh3 Kh6 46. Ra7 Rd3 47. Ra6 Rd2 48. Rb6 Kg7 49. Rb7+ Kh6 50. Rb6 Re2 51. Rc6 Kh5 52. Rb6 h6 53. Rb5 Rd2 *", + "Moves": "g3g4", + "MovesSAN": "g4#", + "Themes": "endgame mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "k7/1p2N2r/3Q4/3R4/2pP1P2/2P3P1/5RK1/3q4 b - - 2 42", + "PGN": "1. e4 e6 2. d4 d5 3. Bd3 c5 4. c3 Nc6 5. e5 Qb6 6. Nf3 Nh6 7. Bxh6 gxh6 8. b3 Bd7 9. Bc2 Bg7 10. a3 c4 11. b4 O-O-O 12. O-O Ne7 13. a4 Ng6 14. g3 h5 15. Ng5 Rdf8 16. Qxh5 Qd8 17. Na3 a6 18. f4 f6 19. exf6 Rxf6 20. Nxh7 Ne7 21. Qg4 Rf7 22. Ng5 Rf6 23. Nxe6 Bxe6 24. Qxg7 Rfh6 25. Rf2 Bf5 26. Re1 R6h7 27. Qe5 Bxc2 28. Nxc2 Ng6 29. Qe6+ Kb8 30. Qxg6 Qd7 31. b5 axb5 32. axb5 Qxb5 33. Nb4 Qd7 34. Re5 Rg7 35. Qb6 Qg4 36. Nc6+ Kc8 37. Ne7+ Kb8 38. Qd6+ Ka8 39. Rxd5 Qd1+ 40. Kg2 Rxh2+ 41. Kxh2 Rh7+ 42. Kg2 *", + "Moves": "d1h1", + "MovesSAN": "Qh1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r1b2rk1/pp3ppp/3pnq2/2p3N1/2P5/3Q2P1/P3PPBP/R4RK1 w - - 0 14", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 c5 5. g3 O-O 6. Bg2 Nc6 7. O-O Bxc3 8. bxc3 d6 9. Qd3 e5 10. Ng5 exd4 11. cxd4 Nxd4 12. Bb2 Ne6 13. Bxf6 Qxf6 *", + "Moves": "d3h7", + "MovesSAN": "Qxh7#", + "Themes": "kingsideAttack master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "5b1k/p2b2pp/1q6/1p6/3p3P/P2Pr1P1/1BP1P3/4RRK1 w - - 0 27", + "PGN": "1. d3 Nf6 2. g3 c6 3. Bg2 d5 4. Nf3 Bg4 5. a3 Nbd7 6. b4 e5 7. O-O Bd6 8. Bb2 O-O 9. Nc3 d4 10. Na4 b5 11. Nc5 Nxc5 12. bxc5 Be7 13. Nxe5 Bxc5 14. Nxc6 Qc7 15. h3 Bd7 16. Ne7+ Bxe7 17. Bxa8 Rxa8 18. h4 Qb6 19. Qd2 Ng4 20. Qf4 Bc5 21. Qe4 Re8 22. Qf3 Bd6 23. Rae1 Ne3 24. fxe3 Rxe3 25. Qxf7+ Kh8 26. Qf8+ Bxf8 *", + "Moves": "f1f8", + "MovesSAN": "Rxf8#", + "Themes": "backRankMate mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r4rk1/pp3pb1/2p4Q/3q3p/3p4/3B3P/PPP3P1/R4RK1 w - - 3 20", + "PGN": "1. d4 d5 2. e4 dxe4 3. Nc3 Nf6 4. f3 exf3 5. Nxf3 Bg4 6. h3 Bxf3 7. Qxf3 c6 8. Be3 Nbd7 9. Bd3 e5 10. O-O Bb4 11. Ne4 O-O 12. Bg5 exd4 13. Nxf6+ Nxf6 14. Qf5 Qd5 15. Qf4 Bd6 16. Qh4 h5 17. Bxf6 gxf6 18. Qxf6 Be5 19. Qh6 Bg7 *", + "Moves": "h6h7", + "MovesSAN": "Qh7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3rk2r/1p3pp1/1np1p2p/4P2P/p1P5/B2Q2P1/qP3P2/2KR4 w k - 0 27", + "PGN": "1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nf3 Nd7 8. h5 Bh7 9. Bd3 Bxd3 10. Qxd3 e6 11. Bf4 Qa5+ 12. Bd2 Qc7 13. O-O-O Bd6 14. Ne4 Be7 15. g3 Ngf6 16. Bf4 Qa5 17. Nd6+ Bxd6 18. Bxd6 Qxa2 19. Ba3 Nb6 20. Ne5 Nbd7 21. Rhe1 Nxe5 22. dxe5 Nd5 23. c4 Nb6 24. Re4 a5 25. Rd4 a4 26. Rd8+ Rxd8 *", + "Moves": "d3d8", + "MovesSAN": "Qxd8#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "4k3/1R5p/2Np1npB/5p2/5P2/2b4P/6PK/3r4 w - - 1 38", + "PGN": "1. e4 Nf6 2. e5 Nd5 3. c4 Nb6 4. d4 d6 5. Nf3 Nc6 6. exd6 exd6 7. Be2 Be7 8. O-O O-O 9. Nc3 Bg4 10. h3 Bxf3 11. Bxf3 Nxc4 12. Bxc6 bxc6 13. Qa4 Nb6 14. Qxc6 Bf6 15. Be3 g6 16. a4 Rb8 17. a5 Nd7 18. Rab1 Bg7 19. Nb5 Nf6 20. Nxa7 Ra8 21. d5 Qb8 22. Nb5 Rxa5 23. Nxc7 Rc8 24. Rfc1 Nxd5 25. Na6 Rxc6 26. Nxb8 Rxc1+ 27. Bxc1 Rb5 28. Nc6 Bf6 29. Bh6 Bxb2 30. Re1 f5 31. Nd8 Nf6 32. Re7 Rd5 33. Rg7+ Kf8 34. Rb7+ Ke8 35. Nc6 Rd1+ 36. Kh2 Be5+ 37. f4 Bc3 *", + "Moves": "b7e7", + "MovesSAN": "Re7#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "4k2r/1prnbppp/p2P1nq1/5b2/2B5/2N5/PP2QPPP/R3K2R w KQk - 0 15", + "PGN": "1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nf3 Be7 5. c4 Be6 6. Nc3 dxc4 7. d5 Bf5 8. Bxc4 a6 9. Ne5 Qd6 10. Bf4 Nd7 11. Ng6 Qxg6 12. Bxc7 Ngf6 13. Qe2 Rc8 14. d6 Rxc7 *", + "Moves": "e2e7", + "MovesSAN": "Qxe7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3rk2r/pP2pp1p/6p1/2p3B1/4P1b1/2Q5/P4PPP/4KBNR b Kk - 0 14", + "PGN": "1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Bg5 c5 8. Rc1 Qa5 9. Qd2 Nc6 10. d5 Bg4 11. dxc6 Rd8 12. cxb7 Bxc3 13. Rxc3 Qxc3 14. Qxc3 *", + "Moves": "d8d1", + "MovesSAN": "Rd1#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "4Q3/3P2k1/5p2/7p/p4K1P/1P2P3/8/3q4 b - - 13 50", + "PGN": "1. d4 c5 2. c3 cxd4 3. cxd4 d5 4. Nc3 Nc6 5. h3 g6 6. Nf3 Bg7 7. Bf4 Nf6 8. e3 O-O 9. Bd3 a6 10. Rc1 Bf5 11. Bxf5 gxf5 12. Ne5 Rc8 13. g4 e6 14. gxf5 exf5 15. Bg5 Qd6 16. Bf4 Qe6 17. Rg1 Kh8 18. b3 Rg8 19. Ke2 Ne4 20. Na4 Nxe5 21. Rxc8 Rxc8 22. dxe5 b5 23. f3 bxa4 24. fxe4 axb3 25. exd5 Qe7 26. axb3 Bxe5 27. d6 Qe6 28. d7 Rd8 29. Bxe5+ Qxe5 30. Qd3 Qc5 31. Rc1 Qe7 32. Rc8 Kg7 33. Qd4+ f6 34. Rxd8 Qxd8 35. Qd6 Kf7 36. h4 h5 37. Kf3 Qa8+ 38. Kf2 Qd8 39. Kg3 a5 40. Kf4 Kg7 41. Kxf5 Kf7 42. Qd5+ Kg7 43. Qe6 a4 44. Qe8 Qa5+ 45. Kf4 Qc7+ 46. Kf3 Qc6+ 47. Kg3 Qd6+ 48. Kf2 Qd2+ 49. Kf3 Qd1+ 50. Kf4 *", + "Moves": "d1g4", + "MovesSAN": "Qg4#", + "Themes": "endgame master mate mateIn1 oneMove queenEndgame" + }, + { + "FEN": "B5k1/8/4p2p/2P2pp1/R4n2/5P2/Pr3P1P/6K1 b - - 1 32", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd8 4. Bc4 Nf6 5. d3 c6 6. Nf3 b5 7. Bb3 b4 8. Ne2 Ba6 9. Be3 e6 10. O-O Bd6 11. Ba4 O-O 12. Bg5 h6 13. Bh4 Bb7 14. c3 c5 15. d4 Na6 16. dxc5 Nxc5 17. Bc2 Bxf3 18. gxf3 g5 19. Bg3 Bxg3 20. Nxg3 bxc3 21. bxc3 Nd5 22. c4 Nf4 23. Ne4 Qxd1 24. Rfxd1 Nxe4 25. Bxe4 Rac8 26. Rd7 Rb8 27. Rxa7 Rfc8 28. Ra4 Rb2 29. Rb1 Rcb8 30. Rxb2 Rxb2 31. c5 f5 32. Ba8 *", + "Moves": "b2b1", + "MovesSAN": "Rb1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "5r2/ppp3kp/4Q1p1/8/2N1np2/8/PP2nPPP/3R3K b - - 0 25", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. cxd4 Bb4+ 7. Bd2 Bxd2+ 8. Nbxd2 d5 9. exd5 Nxd5 10. Qe2+ Be6 11. Ne5 Nxd4 12. Qd3 Nf4 13. Qe4 Bxc4 14. Nc6+ Nfe6 15. Nxd8 Rxd8 16. Nxc4 O-O 17. O-O Nc5 18. Qg4 f5 19. Qh3 Ne4 20. Ne3 g6 21. Rad1 f4 22. Nc4 Ne2+ 23. Kh1 Rxd1 24. Qe6+ Kg7 25. Rxd1 *", + "Moves": "e4f2", + "MovesSAN": "Nxf2#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "5rk1/5ppp/2R5/p1Np4/1p1PpQqn/1P2P1P1/PB3P1P/6K1 b - - 3 30", + "PGN": "1. b3 d5 2. Bb2 c5 3. g3 Nc6 4. Bg2 Nf6 5. e3 e5 6. Ne2 Bf5 7. O-O Be7 8. d3 O-O 9. c3 b5 10. d4 cxd4 11. cxd4 e4 12. Nbc3 b4 13. Na4 a5 14. Rc1 Rc8 15. Nf4 Bd6 16. Ne2 Bg4 17. Qd2 Bxe2 18. Qxe2 Ne7 19. Bh3 Rxc1 20. Rxc1 Qb8 21. Qa6 Qa8 22. Qxd6 Ng6 23. Nb6 Qa6 24. Rc6 Qe2 25. Na4 Qd1+ 26. Kg2 Qf3+ 27. Kg1 Ng4 28. Bxg4 Qxg4 29. Nc5 Nh4 30. Qf4 *", + "Moves": "g4d1", + "MovesSAN": "Qd1#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1bq1k1r/ppppb1pp/2n2n2/3Qp2B/4P3/2P2N2/P2P1PPP/RNB1K2R w KQ - 5 10", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bxb4 5. c3 Be7 6. Qb3 Na5 7. Bxf7+ Kf8 8. Qd5 Nc6 9. Bh5 Nf6 *", + "Moves": "d5f7", + "MovesSAN": "Qf7#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "8/1n4r1/1R6/2p1k3/1p2P3/5K2/6p1/3R4 w - - 0 57", + "PGN": "1. e4 a6 2. Nf3 b5 3. Nc3 Bb7 4. a3 Nf6 5. e5 Nd5 6. d4 Nxc3 7. bxc3 e6 8. Rb1 Be7 9. a4 c6 10. c4 b4 11. c5 a5 12. Bd3 Ba6 13. O-O O-O 14. Nd2 Bxd3 15. cxd3 Na6 16. Nc4 Nc7 17. Qh5 Nd5 18. Bd2 f5 19. f4 Qe8 20. Qf3 Qg6 21. g3 Qh6 22. Kg2 g5 23. fxg5 Bxg5 24. Bxg5 Qxg5 25. Kh1 Kh8 26. Rf2 Rg8 27. Nd6 Rg7 28. Rg2 Qe3 29. Qxe3 Nxe3 30. Re2 Nd5 31. Rf2 Rg4 32. Nc4 Rxd4 33. Rf3 Nc3 34. Ra1 Rd5 35. Nb6 Rg8 36. Nxd5 Nxd5 37. h3 h5 38. Kg2 Kh7 39. Kf2 Kh6 40. Rg1 Nc3 41. g4 hxg4 42. hxg4 fxg4 43. Rf7 Rg7 44. Rf8 Nxa4 45. Rh8+ Kg5 46. Ra8 Nxc5 47. Ke3 a4 48. Ra5 Nb7 49. Rxa4 c5 50. Ra7 d6 51. Ra6 dxe5 52. Rxe6 Kf5 53. Rb6 g3 54. Kf3 e4+ 55. dxe4+ Ke5 56. Rd1 g2 *", + "Moves": "d1d5", + "MovesSAN": "Rd5#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "rn4k1/p1p3pp/1P2p3/4N1b1/Q2P4/3K1bq1/PP6/R3R3 w - - 0 24", + "PGN": "1. d4 e6 2. Bf4 d5 3. Nc3 Ne7 4. e4 dxe4 5. Nxe4 Ng6 6. Bg3 Be7 7. Bd3 O-O 8. c3 Re8 9. Nf3 f5 10. Ned2 f4 11. Bxg6 fxg3 12. Bxe8 gxf2+ 13. Kxf2 Qxe8 14. Re1 Qh5 15. Ne5 Qh4+ 16. g3 Qxh2+ 17. Ke3 Qxg3+ 18. Ndf3 Bg5+ 19. Kd3 b6 20. Qa4 Ba6+ 21. c4 b5 22. cxb5 Bb7 23. b6 Bxf3 *", + "Moves": "a4e8", + "MovesSAN": "Qe8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r2r2k1/pb3p1p/1p2pp2/2bq4/3N4/2PBR3/PP3PPP/R2Q2K1 b - - 1 17", + "PGN": "1. d4 d5 2. Nf3 Nf6 3. e3 e6 4. Bd3 Be7 5. Nbd2 O-O 6. O-O Nbd7 7. Re1 c5 8. c3 b6 9. e4 dxe4 10. Nxe4 Bb7 11. Nxf6+ Nxf6 12. Bg5 cxd4 13. Nxd4 Qd5 14. Nf3 Rfd8 15. Re3 Bc5 16. Bxf6 gxf6 17. Nd4 *", + "Moves": "d5g2", + "MovesSAN": "Qxg2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3rr1k1/pbq1ppb1/1p4N1/2p1p2Q/8/1BNP2nP/PPP3P1/R4RK1 w - - 2 18", + "PGN": "1. e4 c5 2. Nc3 g6 3. f4 Bg7 4. Bc4 Nc6 5. d3 Nf6 6. Nf3 O-O 7. h3 Re8 8. Be3 b6 9. O-O Bb7 10. f5 Qc7 11. fxg6 hxg6 12. Nh4 Ne5 13. Bb3 Rad8 14. Bf4 d6 15. Bxe5 dxe5 16. Nxg6 Nxe4 17. Qh5 Ng3 *", + "Moves": "b3f7", + "MovesSAN": "Bxf7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/kp6/pb6/8/1Q6/6q1/5P2/1R3K2 b - - 1 41", + "PGN": "1. e4 e6 2. Nf3 c5 3. Nc3 Nc6 4. d4 c4 5. Bxc4 d6 6. O-O Nf6 7. d5 Ne7 8. dxe6 fxe6 9. Ng5 d5 10. exd5 exd5 11. Bb5+ Bd7 12. Ne6 Qb6 13. Bxd7+ Kxd7 14. Re1 Re8 15. Bg5 Kc8 16. Bxf6 gxf6 17. Nxd5 Nxd5 18. Qxd5 Bb4 19. c3 Bd6 20. Rad1 Be5 21. Nc5 Rd8 22. Qc4 Kb8 23. Nd7+ Rxd7 24. Rxd7 Re8 25. Red1 Rc8 26. Qf7 Qxb2 27. Rd8 Qxc3 28. Rxc8+ Qxc8 29. Qxh7 a6 30. g3 Qc4 31. Qd7 Bc7 32. h4 Qxa2 33. h5 Bb6 34. Qd6+ Ka7 35. Qf4 Qe2 36. Rf1 Qxh5 37. Qxf6 Qg4 38. Qf4 Qg7 39. Rb1 Qg6 40. Qb4 Qxg3+ 41. Kf1 *", + "Moves": "g3f2", + "MovesSAN": "Qxf2#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "2kr2nr/ppp2p1p/8/2bP1nBq/2P3b1/1Q3N2/PP1NB1PP/R4R1K b - - 0 14", + "PGN": "1. e4 e5 2. f4 exf4 3. Nf3 d5 4. exd5 Qxd5 5. d4 Bg4 6. Be2 Nc6 7. c4 Qh5 8. d5 O-O-O 9. Bxf4 Bb4+ 10. Nbd2 Nce7 11. O-O Nf5 12. Qb3 Bc5+ 13. Kh1 g5 14. Bxg5 *", + "Moves": "f5g3", + "MovesSAN": "Ng3#", + "Themes": "mate mateIn1 middlegame oneMove pin" + }, + { + "FEN": "2kr3r/ppp2pp1/6np/3q4/3PpB2/2Q5/PPP2PPP/2KR4 w - - 2 16", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 h6 5. Be3 d5 6. exd5 Nxd5 7. Bxd5 Qxd5 8. Nc3 Bb4 9. Qd2 Bxc3 10. Qxc3 Bg4 11. O-O-O O-O-O 12. d4 e4 13. Ne5 Bxd1 14. Rxd1 Nxe5 15. Bf4 Ng6 *", + "Moves": "c3c7", + "MovesSAN": "Qxc7#", + "Themes": "mate mateIn1 middlegame oneMove queensideAttack" + }, + { + "FEN": "r2q1r1k/1pp1b1pn/p2p3p/3BN3/8/2P1B3/PP3PPP/RN1b1RK1 w - - 0 16", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Be7 4. c3 Nf6 5. d3 d6 6. O-O a6 7. Bb3 O-O 8. Bc2 h6 9. d4 Nh7 10. Be3 f5 11. exf5 Bxf5 12. Bb3+ Kh8 13. dxe5 Bg4 14. Bd5 Nxe5 15. Nxe5 Bxd1 *", + "Moves": "e5g6", + "MovesSAN": "Ng6#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "6rk/1b4b1/p5BN/1p6/3p4/8/PqP2PPP/4R1K1 w - - 0 27", + "PGN": "1. d4 c5 2. e3 cxd4 3. exd4 d5 4. Nf3 Nf6 5. Bd3 a6 6. O-O b5 7. Re1 e6 8. Bg5 Be7 9. Nbd2 Bb7 10. Ne5 O-O 11. Bxf6 Bxf6 12. Qh5 g6 13. Qg4 Nd7 14. Re3 Nxe5 15. dxe5 Bg7 16. Rh3 f5 17. exf6 Qxf6 18. Rf3 Qxb2 19. Qxe6+ Kh8 20. Re1 Rxf3 21. Nxf3 d4 22. Ng5 h6 23. Nf7+ Kh7 24. Bxg6+ Kg8 25. Nxh6+ Kh8 26. Qg8+ Rxg8 *", + "Moves": "h6f7", + "MovesSAN": "Nf7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r4k2/pR6/4pNrp/4B1p1/2Pp2P1/8/PP4n1/2K5 w - - 2 34", + "PGN": "1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nf3 e6 8. h5 Bh7 9. Bd3 Bxd3 10. Qxd3 Nf6 11. Bf4 Bd6 12. Ne5 O-O 13. O-O-O Nbd7 14. Ne4 Ng4 15. Nxd6 Nxf2 16. Qe3 Nxd1 17. Rxd1 Nf6 18. Ne4 Nd5 19. Qd2 Qh4 20. g3 Qxh5 21. c4 Ne7 22. Qg2 f6 23. Rh1 Qe8 24. Nf3 g5 25. Nxf6+ Rxf6 26. Be5 Rg6 27. Nd2 c5 28. Ne4 Qf7 29. Rf1 Nf5 30. g4 Ne3 31. Rxf7 Nxg2 32. Rxb7 cxd4 33. Nf6+ Kf8 *", + "Moves": "e5d6", + "MovesSAN": "Bd6#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r1bq1k1r/ppp1nB1p/2np1p2/2b5/4PB2/1Q3N2/PP3PPP/R3K2R w KQ - 2 13", + "PGN": "1. e4 e5 2. d4 exd4 3. Bc4 Nc6 4. c3 dxc3 5. Qb3 Qf6 6. Nxc3 Bc5 7. Nf3 d6 8. Nd5 Qd8 9. Bg5 f6 10. Bf4 Nge7 11. Nxf6+ gxf6 12. Bf7+ Kf8 *", + "Moves": "f4h6", + "MovesSAN": "Bh6#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "5Q2/8/8/8/6P1/p2pP3/Pbkr4/1R2KR2 b - - 0 43", + "PGN": "1. Nf3 d5 2. e3 Nc6 3. b3 e5 4. Bb2 Bg4 5. Be2 f5 6. Nxe5 Bxe2 7. Qxe2 Nf6 8. Qb5 Rb8 9. Nxc6 bxc6 10. Qxc6+ Qd7 11. Qxd7+ Nxd7 12. Nc3 c6 13. Ne2 Kf7 14. Nd4 c5 15. Nxf5 c4 16. Ke2 Nf6 17. d3 g6 18. Nd4 Bg7 19. Rab1 Rhc8 20. Nf3 cxd3+ 21. cxd3 Rc2+ 22. Nd2 Rbc8 23. h3 Ne4 24. dxe4 Bxb2 25. Kd1 d4 26. Nc4 R8xc4 27. bxc4 d3 28. Rf1 a5 29. g3 a4 30. h4 a3 31. g4 Ke6 32. h5 Ke5 33. hxg6 hxg6 34. f3 Kd6 35. f4 Kc5 36. f5 gxf5 37. exf5 Kxc4 38. f6 Kc3 39. f7 Rd2+ 40. Ke1 Re2+ 41. Kd1 Rd2+ 42. Ke1 Kc2 43. f8=Q *", + "Moves": "d2e2", + "MovesSAN": "Re2#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "1rb2k2/pp3pp1/3N1b2/3n4/n7/2P1R3/P2N4/5K2 w - - 0 32", + "PGN": "1. e4 e5 2. f4 Nc6 3. fxe5 Qh4+ 4. Ke2 Qxe4+ 5. Kf2 Bc5+ 6. d4 Bxd4+ 7. Kg3 Bxe5+ 8. Kf2 Bd4+ 9. Kg3 h5 10. Qe2 h4+ 11. Kh3 d6+ 12. g4 hxg3+ 13. Kxg3 Be5+ 14. Kf2 Qxh1 15. Bf4 Rxh2+ 16. Bxh2 Qxh2+ 17. Bg2 Nd4 18. Qe4 Qg3+ 19. Kf1 Qf4+ 20. Qxf4 Bxf4 21. Na3 Nc6 22. Re1+ Kf8 23. Nb5 Be5 24. Nxc7 Rb8 25. c3 Nge7 26. Nf3 Bf6 27. Nd2 Ne5 28. Nb5 Nd3 29. Re3 Nxb2 30. Nxd6 Na4 31. Bd5 Nxd5 *", + "Moves": "e3e8", + "MovesSAN": "Re8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "1q4k1/5p2/5QpP/8/7P/1q6/5P2/6K1 w - - 3 53", + "PGN": "1. b4 e5 2. Bb2 Nf6 3. a3 a5 4. b5 d6 5. g3 Be7 6. Bg2 c6 7. c4 Be6 8. d3 cxb5 9. cxb5 Qb6 10. a4 Nbd7 11. Na3 d5 12. Nc2 d4 13. Nf3 Rc8 14. O-O Bb3 15. Rc1 O-O 16. Nh4 g6 17. Qd2 Bxa4 18. Na3 Rxc1 19. Bxc1 Rc8 20. Qa2 Bxa3 21. Qxa3 Bxb5 22. Bg5 e4 23. dxe4 Nc5 24. Rc1 Bxe2 25. Bxf6 Qxf6 26. Rxc5 Rxc5 27. Qxc5 d3 28. e5 Qxh4 29. e6 Qd8 30. e7 Qe8 31. Qd6 d2 32. Qxd2 Qxe7 33. Qxa5 b5 34. Qe1 Qe6 35. h4 Bc4 36. Qc3 Qd6 37. Bh3 h5 38. Qc1 Be6 39. Bxe6 Qxe6 40. Qb2 Qc4 41. Kg2 b4 42. Qe5 b3 43. Qb8+ Kg7 44. Qe5+ Kh7 45. Qf6 Kg8 46. Kh2 Qb4 47. Qb2 Qa4 48. g4 Qa2 49. Qf6 b2 50. gxh5 b1=Q 51. h6 Qb8+ 52. Kg1 Qab3 *", + "Moves": "f6g7", + "MovesSAN": "Qg7#", + "Themes": "endgame mate mateIn1 oneMove queenEndgame" + }, + { + "FEN": "6R1/8/4p3/1P1k1p2/3P4/3KP3/1r4p1/8 w - - 1 81", + "PGN": "1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 Qxd5 5. Ngf3 cxd4 6. Bc4 Qd7 7. O-O Nc6 8. Nb3 Nf6 9. Nbxd4 Nxd4 10. Nxd4 a6 11. c3 Bd6 12. Qf3 Qc7 13. Bd3 Bxh2+ 14. Kh1 Be5 15. Bg5 h6 16. Bh4 Bd7 17. Bxf6 Bxf6 18. Be4 Rb8 19. Rad1 O-O 20. Rfe1 Rfd8 21. Bb1 Qc5 22. Qd3 g6 23. Kg1 Bb5 24. Qe3 Bxd4 25. cxd4 Qg5 26. Qb3 Bc6 27. Be4 Bxe4 28. Rxe4 Qd5 29. Qe3 Kg7 30. b3 Rbc8 31. Re5 Qc6 32. Rd2 Rd5 33. Rd1 Rcd8 34. Re4 Qb6 35. Rh4 h5 36. Re4 R8d7 37. Rd2 Qc7 38. Rd1 Qd8 39. Rd2 Qf6 40. Rd1 Rc7 41. Rd2 Rc1+ 42. Kh2 Qd8 43. g3 Qc7 44. Re2 Qc6 45. Qf4 Rf5 46. Qe3 h4 47. gxh4 Qc7+ 48. Qg3 Qxg3+ 49. Kxg3 Rc3+ 50. R4e3 Rxe3+ 51. fxe3 Rd5 52. Rc2 Rd7 53. Kf4 Kf6 54. Rc8 Ke7 55. Rh8 Rc7 56. Ke4 Rc2 57. Rb8 b5 58. Ke5 f6+ 59. Ke4 Rxa2 60. Rb7+ Kd6 61. Rg7 Rg2 62. Ra7 Rg4+ 63. Kf3 Rxh4 64. Rxa6+ Kd5 65. Rb6 Rh3+ 66. Ke2 g5 67. Kd3 f5 68. Rxb5+ Kd6 69. Ke2 g4 70. Rb8 Kd5 71. Re8 Rh2+ 72. Kd3 Rb2 73. Rd8+ Kc6 74. Kc3 Rb1 75. Kc2 Rf1 76. Kd2 Rf2+ 77. Kd3 g3 78. Rg8 g2 79. b4 Kd5 80. b5 Rb2 *", + "Moves": "g8d8", + "MovesSAN": "Rd8#", + "Themes": "endgame master masterVsMaster mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "r3bk2/ppp1b2r/2n5/8/2B3R1/8/PP3PPP/R5K1 w - - 0 23", + "PGN": "1. e4 e5 2. d4 exd4 3. c3 dxc3 4. Bc4 d6 5. Nf3 h6 6. O-O Nc6 7. Qb3 Qf6 8. Nxc3 Na5 9. Qb5+ Nc6 10. Nd5 Qd8 11. e5 Bd7 12. exd6 Bxd6 13. Re1+ Nge7 14. Nxe7 Bxe7 15. Ne5 O-O 16. Nxf7 Rxf7 17. Qh5 Be8 18. Bxh6 Qd4 19. Bxg7 Qxg7 20. Re4 Kf8 21. Rg4 Qh7 22. Qxh7 Rxh7 *", + "Moves": "g4g8", + "MovesSAN": "Rg8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/B3b1pp/8/2NPpn2/5k2/5P2/5K2/8 w - - 1 37", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. f3 a6 7. Be3 e5 8. Nb3 Be6 9. Nd5 Bxd5 10. exd5 Nb4 11. c4 a5 12. a3 Na6 13. Qd2 b6 14. Bd3 Be7 15. Nc1 O-O 16. b4 axb4 17. axb4 Nxb4 18. Rxa8 Qxa8 19. Qxb4 Nh5 20. O-O f5 21. Qxb6 f4 22. Bf2 Rb8 23. Qa7 Qxa7 24. Bxa7 Rb2 25. Ne2 Rd2 26. Nc1 Kf7 27. Rf2 Rd1+ 28. Rf1 Rd2 29. Bf5 Kf6 30. g4 fxg3 31. hxg3 Nxg3 32. Rf2 Rxf2 33. Kxf2 Nxf5 34. Nb3 Kg5 35. c5 dxc5 36. Nxc5 Kf4 *", + "Moves": "c5e6", + "MovesSAN": "Ne6#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "8/8/1pR3p1/4pk2/p6P/2P2K2/2r3P1/8 w - - 2 34", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. e5 d5 7. exf6 dxc4 8. fxg7 Rg8 9. Bg5 f6 10. Qe2+ Kf7 11. Qxc4+ Kxg7 12. Qxc5 Re8+ 13. Be3 dxe3 14. fxe3 Qd3 15. Nbd2 Rxe3+ 16. Kf2 Re2+ 17. Kg1 Bg4 18. Rf1 Rae8 19. h3 Bxf3 20. Nxf3 Rxb2 21. Qh5 Qg6 22. Qxg6+ hxg6 23. Rf2 Ree2 24. Rxe2 Rxe2 25. Kh2 Rxa2 26. Rd1 Ne5 27. Nxe5 fxe5 28. Rd7+ Kf6 29. Rxc7 b6 30. Kg3 Rc2 31. Kf3 a5 32. h4 a4 33. Rc6+ Kf5 *", + "Moves": "g2g4", + "MovesSAN": "g4#", + "Themes": "endgame mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "r5k1/1ppb3p/n4Ppb/pN1p4/P2P4/2PK2PP/1P2N3/6BR b - - 0 25", + "PGN": "1. e4 g6 2. d4 Bg7 3. Nc3 a6 4. a4 d6 5. Be3 Nc6 6. Bc4 Nf6 7. f3 e6 8. Nge2 d5 9. Bb3 dxe4 10. fxe4 Ng4 11. Bg1 Qh4+ 12. g3 Qh6 13. Qd2 Qxd2+ 14. Kxd2 Bh6+ 15. Kd3 Nb4+ 16. Kc4 a5 17. h3 Nf6 18. Nb5 O-O 19. c3 Na6 20. e5 Nd5 21. Kd3 f6 22. Rf1 Bd7 23. Bxd5 exd5 24. Rxf6 Rxf6 25. exf6 *", + "Moves": "d7f5", + "MovesSAN": "Bf5#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/2Q2ppk/7p/6q1/3B4/7P/P1P2PP1/4n2K b - - 0 26", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nc3 Bb4 6. Nf5 O-O 7. Bd3 d5 8. exd5 Nxd5 9. O-O Nxc3 10. bxc3 Bxc3 11. Ba3 Bxf5 12. Bxf5 Bxa1 13. Bxf8 Bb2 14. Bc5 Qg5 15. Qf3 Ne5 16. Qxb7 Re8 17. Be3 Qxf5 18. Qxb2 Ng4 19. Bxa7 h6 20. h3 Ne5 21. Bd4 Qg5 22. Rb1 Nf3+ 23. Kh1 Re1+ 24. Rxe1 Nxe1 25. Qb8+ Kh7 26. Qxc7 *", + "Moves": "g5g2", + "MovesSAN": "Qxg2#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "4k3/4P3/3PK3/p5P1/P7/8/8/3q3R w - - 0 57", + "PGN": "1. e4 b6 2. d4 a5 3. Bd3 Ba6 4. Nf3 g6 5. O-O Bg7 6. c4 e6 7. Nc3 Ne7 8. Be3 O-O 9. Qd2 c6 10. Bh6 d5 11. Bxg7 Kxg7 12. cxd5 cxd5 13. Rfe1 Bxd3 14. Qxd3 Nbc6 15. e5 Nb4 16. Qd2 Ng8 17. a3 Na6 18. h4 Nc7 19. h5 b5 20. g3 b4 21. Ne2 bxa3 22. bxa3 Qe7 23. Kg2 Nb5 24. a4 Nc7 25. Rh1 h6 26. hxg6 fxg6 27. Nf4 Qf7 28. Rh3 Na6 29. Rah1 Nb4 30. Ne1 Rac8 31. Ned3 Rc2 32. Qe3 Nxd3 33. Nxd3 Qf5 34. Rxh6 Nxh6 35. Qxh6+ Kf7 36. Nf4 g5 37. Qh5+ Ke7 38. Ng6+ Kd7 39. Nxf8+ Qxf8 40. Qf3 Qxf3+ 41. Kxf3 Rd2 42. Kg4 Rxd4+ 43. Kxg5 Re4 44. f4 d4 45. Kf6 d3 46. Rd1 Rd4 47. f5 d2 48. fxe6+ Ke8 49. Rh1 Kd8 50. e7+ Kd7 51. Rd1 Ke8 52. g4 Rf4+ 53. Ke6 Rd4 54. g5 Rd3 55. Rh1 Rd6+ 56. exd6 d1=Q *", + "Moves": "h1h8", + "MovesSAN": "Rh8#", + "Themes": "endgame master mate mateIn1 oneMove queenRookEndgame" + }, + { + "FEN": "3b2r1/pp6/1kp1N3/4pQ1p/1P6/5P2/P2q2PP/5R1K b - - 0 35", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 Bb4 5. O-O d6 6. Nd5 Bc5 7. d4 exd4 8. Bg5 Be6 9. Bxf6 gxf6 10. Nxd4 Bd7 11. Nf5 Ne5 12. Bxd7+ Nxd7 13. Kh1 c6 14. Nf4 Ne5 15. Nd3 Nxd3 16. cxd3 Qd7 17. d4 Bb6 18. Ng7+ Kf8 19. Nf5 d5 20. Qf3 dxe4 21. Qxe4 Re8 22. Qf3 h5 23. Rae1 Re6 24. Qg3 Rg8 25. Qb8+ Bd8 26. Qf4 Qd5 27. Qh6+ Ke8 28. Ng7+ Kd7 29. Rxe6 fxe6 30. Qh7 e5 31. dxe5 fxe5 32. Qf5+ Kc7 33. Ne6+ Kb6 34. f3 Qd2 35. b4 *", + "Moves": "d2g2", + "MovesSAN": "Qxg2#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "r3rbk1/2p2pp1/p1b2q1p/1p2p3/2nP4/3Q1NN1/PPB2PPP/R3R1K1 w - - 0 19", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 4. O-O Bd7 5. c3 Nf6 6. Re1 Be7 7. d4 exd4 8. cxd4 O-O 9. Nbd2 a6 10. Ba4 b5 11. Bb3 Na5 12. Bc2 Bc6 13. Nf1 Re8 14. Ng3 Bf8 15. Qd3 Nc4 16. Bg5 h6 17. Bxf6 Qxf6 18. e5 dxe5 *", + "Moves": "d3h7", + "MovesSAN": "Qh7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r2q1rk1/pp3ppp/1np1n3/8/2Pb4/P1NQBb2/2B2PPP/R3R1K1 w - - 0 18", + "PGN": "1. e4 Nf6 2. e5 Nd5 3. c4 Nb6 4. d4 d5 5. exd6 exd6 6. Nf3 Be7 7. Bd3 Bg4 8. O-O c6 9. Re1 O-O 10. Bf4 Na6 11. a3 Nc7 12. Nc3 Ne6 13. Be3 d5 14. b3 Bf6 15. Bc2 dxc4 16. bxc4 Bxd4 17. Qd3 Bxf3 *", + "Moves": "d3h7", + "MovesSAN": "Qxh7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1r3k1/5p1p/4bp2/3p4/1p1b2P1/1P1B1P2/4Q2P/1KR1RN2 b - - 0 28", + "PGN": "1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 c6 6. e3 Bf5 7. Nge2 Bd6 8. f3 Nbd7 9. Qd2 O-O 10. O-O-O Qa5 11. g4 Be6 12. Kb1 Rfe8 13. Nc1 b5 14. Nb3 Qb6 15. Bd3 a5 16. Qc2 a4 17. Nd2 b4 18. Nxa4 Qa7 19. b3 c5 20. Nxc5 Nxc5 21. dxc5 Bxc5 22. Rhe1 Rec8 23. Bxf6 gxf6 24. Qb2 Bxe3 25. Nf1 Bd4 26. Qe2 Qa3 27. Rc1 Qxb3+ 28. axb3 *", + "Moves": "a8a1", + "MovesSAN": "Ra1#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1b2rk1/ppp2ppp/1bn2q2/6N1/3n4/1B1QB3/PP3PPP/RN3RK1 w - - 0 14", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. cxd4 Bb6 7. e5 Ne4 8. Qd3 d5 9. exd6 Nxd6 10. Bb3 Qf6 11. Be3 Nf5 12. Ng5 O-O 13. O-O Nfxd4 *", + "Moves": "d3h7", + "MovesSAN": "Qxh7#", + "Themes": "kingsideAttack mate mateIn1 oneMove opening" + }, + { + "FEN": "8/p1p1r2p/1p2qp1k/1P6/P5Q1/6P1/5PK1/3R4 w - - 0 39", + "PGN": "1. Nf3 d5 2. g3 Nc6 3. Bg2 Nf6 4. d4 Bd7 5. O-O e6 6. c4 dxc4 7. Nc3 Bb4 8. a3 Bxc3 9. bxc3 Nd5 10. Qc2 f6 11. e4 Nde7 12. a4 O-O 13. Ba3 Re8 14. Nd2 Na5 15. Bb4 Nec6 16. d5 exd5 17. exd5 Nb3 18. Nxb3 cxb3 19. Qxb3 Nxb4 20. cxb4 Kh8 21. Rfe1 Rc8 22. Rac1 Rxe1+ 23. Rxe1 Be8 24. Bh3 Bd7 25. Bg2 Be8 26. Qe3 b6 27. Bh3 Rb8 28. b5 Bf7 29. Be6 Bg8 30. h4 Qd6 31. h5 Re8 32. h6 Bxe6 33. hxg7+ Kxg7 34. dxe6 Re7 35. Qf3 Qd2 36. Rd1 Qa2 37. Qg4+ Kh6 38. Kg2 Qxe6 *", + "Moves": "d1h1", + "MovesSAN": "Rh1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "rnb1kb1r/2qp1pp1/pp2p3/7p/P2NP1n1/3BB3/1PPNQPPP/R4RK1 b kq - 3 10", + "PGN": "1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. a4 Qc7 6. Be3 Nf6 7. Bd3 b6 8. O-O h5 9. Nd2 Ng4 10. Qe2 *", + "Moves": "c7h2", + "MovesSAN": "Qxh2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2rbR3/p4pk1/3r3p/8/1Pp2N2/3B4/P5PP/7K w - - 0 36", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Ne5 5. f4 Ng6 6. Be2 e5 7. fxe5 Nxe5 8. O-O Bc5 9. c3 Nf6 10. Bg5 h6 11. Bxf6 gxf6 12. Kh1 d6 13. Nf5 Rg8 14. b4 Bxf5 15. exf5 Bb6 16. Nd2 Qe7 17. Bb5+ Kd8 18. Nf3 Rc8 19. Rc1 Ng4 20. Nd4 Ne3 21. Qd2 Nxf1 22. Rxf1 Qe4 23. Re1 Qg4 24. Ne6+ Ke7 25. Nf4+ Kf8 26. Qxd6+ Kg7 27. Be2 Qxf5 28. Nh5+ Kh8 29. Qxf6+ Qxf6 30. Nxf6 Rg6 31. Nd5 Bd8 32. Bd3 Rd6 33. Re8+ Kg7 34. c4 b5 35. Nf4 bxc4 *", + "Moves": "f4h5", + "MovesSAN": "Nh5#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r5k1/p5bp/1pRq4/3N4/3Pp2r/8/PP3PBP/3Q1RK1 b - - 0 24", + "PGN": "1. Nf3 g6 2. g3 Bg7 3. Bg2 e5 4. O-O d5 5. c4 c6 6. cxd5 cxd5 7. d4 e4 8. Ne1 Ne7 9. Nc3 O-O 10. Nc2 Nbc6 11. Bg5 Be6 12. Bxe7 Qxe7 13. e3 f5 14. Na4 b6 15. Rc1 g5 16. Na3 Bd7 17. Nc2 f4 18. exf4 gxf4 19. gxf4 Rxf4 20. Nc3 Be6 21. Ne3 Rh4 22. Ncxd5 Bxd5 23. Nxd5 Qd6 24. Rxc6 *", + "Moves": "d6h2", + "MovesSAN": "Qxh2#", + "Themes": "kingsideAttack master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1q1k2r/pp3pp1/2np1Pb1/1B6/6P1/5N2/PP3P2/RNBQ1RK1 b kq - 0 14", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. O-O d6 5. c3 Bg4 6. h3 Bh5 7. g4 Bg6 8. d4 exd4 9. cxd4 h5 10. dxc5 hxg4 11. hxg4 Nf6 12. cxd6 cxd6 13. e5 Qc8 14. exf6 *", + "Moves": "c8g4", + "MovesSAN": "Qxg4#", + "Themes": "kingsideAttack mate mateIn1 oneMove opening" + }, + { + "FEN": "1Bb2b1r/rp4p1/1pk3n1/2pp3p/P3p3/2PB4/1P3PPP/R2R2K1 w - - 0 22", + "PGN": "1. e4 e6 2. c3 d5 3. e5 c5 4. d3 Nc6 5. Nf3 Nge7 6. Na3 Qb6 7. Qb3 Ng6 8. Qxb6 axb6 9. Nb5 Ra5 10. a4 Ncxe5 11. Nxe5 Nxe5 12. Bf4 Ng6 13. Bc7 Ra6 14. Bb8 Kd7 15. Be2 h5 16. O-O e5 17. d4 f6 18. dxe5 fxe5 19. Rfd1 Kc6 20. Bd3 e4 21. Na7+ Rxa7 *", + "Moves": "d3b5", + "MovesSAN": "Bb5#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "7k/ppp2Q2/3pB1n1/3P2Bp/2Pq2nP/8/PP4P1/5K2 b - - 4 32", + "PGN": "1. Nf3 Nf6 2. e3 g6 3. c4 Bg7 4. Nc3 O-O 5. e4 d6 6. d4 Nfd7 7. Be3 e5 8. d5 f5 9. exf5 gxf5 10. Bg5 Qe8 11. Qd2 Qg6 12. h4 h5 13. Be2 e4 14. Nd4 Ne5 15. Ncb5 Rf7 16. Qd1 Ng4 17. f3 Bxd4 18. Nxd4 Ne5 19. fxe4 Ng4 20. exf5 Bxf5 21. O-O Nd7 22. Nxf5 Rxf5 23. Bd3 Rxf1+ 24. Qxf1 Qf7 25. Bf5 Qg7 26. Re1 Nde5 27. Be6+ Kh8 28. Re4 Rf8 29. Rf4 Rxf4 30. Qxf4 Ng6 31. Qf7 Qd4+ 32. Kf1 *", + "Moves": "d4d1", + "MovesSAN": "Qd1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "2r2rk1/pp1qbppp/4p3/6Nb/3n4/1B2PN1P/PPQ3P1/2R2RK1 w - - 0 18", + "PGN": "1. e4 c6 2. Nf3 d5 3. exd5 cxd5 4. d4 Nc6 5. c4 Nf6 6. cxd5 Nxd5 7. Nc3 Bg4 8. Be3 e6 9. Bc4 Nxe3 10. fxe3 Bd6 11. O-O Qc7 12. h3 Bh5 13. Bb3 O-O 14. Ne4 Be7 15. Rc1 Qd7 16. Qc2 Rac8 17. Neg5 Nxd4 *", + "Moves": "c2h7", + "MovesSAN": "Qxh7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r4rk1/1b3ppp/p3pb2/np1qN2Q/3P4/P2BB3/1P3PPP/R4RK1 b - - 3 16", + "PGN": "1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nf3 e6 6. Nc3 Nc6 7. Bd3 dxc4 8. Bxc4 Be7 9. a3 O-O 10. Be3 a6 11. O-O b5 12. Bd3 Bb7 13. Ne4 Na5 14. Nxf6+ Bxf6 15. Ne5 Qd5 16. Qh5 *", + "Moves": "d5g2", + "MovesSAN": "Qxg2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "4b2r/5pR1/1k3P2/1pNRP1K1/1P5r/2P5/8/8 b - - 0 47", + "PGN": "1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. f4 c5 6. Nf3 Nc6 7. Be3 Qa5 8. Qd2 a6 9. Be2 cxd4 10. Nxd4 Nxd4 11. Bxd4 Bc5 12. O-O Bxd4+ 13. Qxd4 Qc5 14. Rad1 g6 15. Kh1 b5 16. Qd3 Bb7 17. Bf3 Rc8 18. a3 Qc4 19. Be2 Qxd3 20. Bxd3 O-O 21. Ne2 Nc5 22. Nd4 Nxd3 23. Rxd3 Rc7 24. Rff3 Rfc8 25. h4 h5 26. Kg1 Rc4 27. Kf2 Kf8 28. c3 Ke7 29. Kg3 R4c5 30. Kh3 Bc6 31. b4 Rc4 32. g4 hxg4+ 33. Kxg4 Be8 34. Kg5 Ra8 35. h5 gxh5 36. Kxh5 a5 37. Kg5 axb4 38. axb4 Ra1 39. Rg3 Rh1 40. f5 Bd7 41. f6+ Kd8 42. Kf4 Rh8 43. Rg7 Be8 44. Kg5 Kc7 45. Nxe6+ Kb6 46. Nc5 Rch4 47. Rxd5 *", + "Moves": "h8h5", + "MovesSAN": "R8h5#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r2N3k/5p1P/5b2/8/1p2Q3/1P1B2P1/2P5/1K6 b - - 0 46", + "PGN": "1. Nc3 d5 2. d4 e6 3. Nf3 c6 4. e4 Bd6 5. exd5 exd5 6. Qe2+ Ne7 7. Bg5 Be6 8. Bxe7 Qxe7 9. O-O-O O-O 10. Ne5 Nd7 11. f4 a6 12. h4 c5 13. Nxd7 Qxd7 14. dxc5 Bxc5 15. g3 Bg4 16. Qd3 Bxd1 17. Qxd1 Be3+ 18. Kb1 d4 19. Ne4 Qc6 20. Bg2 Qb6 21. h5 Rfd8 22. h6 g6 23. Ng5 Rac8 24. Be4 Qc5 25. Qd3 b5 26. Nf3 Rc7 27. f5 g5 28. f6 g4 29. Bxh7+ Kh8 30. Nh4 Rdc8 31. Rh2 Re8 32. Bf5 Bg5 33. Re2 Rxe2 34. Qxe2 Qc6 35. Be4 Qxf6 36. Nf5 Rc5 37. Qxg4 a5 38. a3 b4 39. axb4 axb4 40. b3 d3 41. Bxd3 Ra5 42. Nd4 Ra7 43. h7 Ra8 44. Qe4 Qd8 45. Nc6 Bf6 46. Nxd8 *", + "Moves": "a8a1", + "MovesSAN": "Ra1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "rn1qkbnr/ppp1p3/5p2/3p3p/3P1p2/2PBP2Q/PP3PPP/RN2K2R w KQkq - 0 9", + "PGN": "1. d4 d5 2. Bf4 Bf5 3. e3 f6 4. Nf3 Be4 5. c3 Bxf3 6. Qxf3 h5 7. Bd3 g5 8. Qh3 gxf4 *", + "Moves": "d3g6", + "MovesSAN": "Bg6#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "r6k/1pq2prp/p2p1n1Q/4p3/4P3/P1N5/1PP2P1P/2K3R1 w - - 0 20", + "PGN": "1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 Qc7 6. a3 Nf6 7. Be2 Bc5 8. Be3 d6 9. Qd2 Nc6 10. O-O-O O-O 11. g4 Nxd4 12. Bxd4 Bxd4 13. Qxd4 e5 14. Qd2 Bxg4 15. Bxg4 Nxg4 16. Rhg1 Nf6 17. Rxg7+ Kh8 18. Qh6 Rg8 19. Rdg1 Rxg7 *", + "Moves": "h6g7", + "MovesSAN": "Qxg7#", + "Themes": "kingsideAttack master masterVsMaster mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1b1r1k1/ppp2ppp/2p3q1/2b1p3/2N1Pn2/1P1P1N1P/PBP2PPK/R2Q1R2 b - - 8 12", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Bc5 5. Bxc6 dxc6 6. d3 Qd6 7. h3 O-O 8. b3 Re8 9. Bb2 Nh5 10. Nbd2 Nf4 11. Nc4 Qg6 12. Kh2 *", + "Moves": "g6g2", + "MovesSAN": "Qxg2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r3kbnr/pQ3ppp/2pqb3/8/1n6/2P2N2/PP2PPPP/RNB1KB1R b KQkq - 0 9", + "PGN": "1. d4 e5 2. dxe5 Nc6 3. Nf3 Qe7 4. Qd5 Nb4 5. Qc4 d6 6. exd6 Qxd6 7. c3 Be6 8. Qb5+ c6 9. Qxb7 *", + "Moves": "b4c2", + "MovesSAN": "Nc2#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "2r3k1/p4pbp/2Bq2p1/5b2/QN2p1n1/7P/PPP2PP1/1R3RK1 b - - 0 21", + "PGN": "1. e4 c5 2. Nf3 d6 3. Nc3 g6 4. d4 cxd4 5. Qxd4 Nf6 6. e5 Nc6 7. Qa4 dxe5 8. Nxe5 Bg7 9. Bb5 O-O 10. Nxc6 bxc6 11. Bxc6 Rb8 12. O-O Bf5 13. Rd1 Qb6 14. Rb1 Rfc8 15. Bf4 Ng4 16. Rf1 e5 17. Nd5 Qd8 18. Bd2 Qd6 19. Bb4 Rxb4 20. Nxb4 e4 21. h3 *", + "Moves": "d6h2", + "MovesSAN": "Qh2#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2R5/p4rpk/1p2p2p/8/3Pq1p1/P3P1P1/1P2QP1P/5K2 b - - 9 31", + "PGN": "1. d4 e6 2. Nf3 f5 3. c4 Nf6 4. a3 b6 5. g3 d5 6. Nc3 Bb7 7. cxd5 Nxd5 8. Bg5 Be7 9. Bxe7 Qxe7 10. Bg2 O-O 11. Rc1 Nd7 12. Nxd5 Bxd5 13. Rxc7 Rfc8 14. Qc2 Rxc7 15. Qxc7 Qd8 16. Qf4 Rc8 17. Qd2 Nf6 18. O-O Ne4 19. Qb4 Rc7 20. Ne5 Nf6 21. e3 Bxg2 22. Kxg2 Qd5+ 23. Kg1 Ng4 24. Nxg4 fxg4 25. Qd2 Rf7 26. Rc1 h6 27. Qd3 Qf5 28. Rc8+ Kh7 29. Qe2 Qb1+ 30. Kg2 Qe4+ 31. Kf1 *", + "Moves": "e4h1", + "MovesSAN": "Qh1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "1r6/rq1k4/p1p5/7p/Q1pPBb2/2R5/PP4PP/1K5R b - - 0 29", + "PGN": "1. d4 d5 2. Bf4 c5 3. e3 Nc6 4. c3 f5 5. Bd3 e6 6. Nf3 g6 7. Ne5 Bg7 8. Nxc6 bxc6 9. Qa4 Bb7 10. Nd2 h5 11. Nf3 Bf6 12. Be5 c4 13. Bc2 a6 14. Ng5 Bxe5 15. Nxe6 Qe7 16. Nc5 Bb8 17. O-O-O Nf6 18. f3 Ra7 19. e4 fxe4 20. fxe4 Qf7 21. Nxb7 Qxb7 22. exd5 Nxd5 23. Bxg6+ Kd7 24. Be4 Bf4+ 25. Kc2 Ne3+ 26. Kb1 Rb8 27. Rd2 Nd5 28. Rc2 Nxc3+ 29. Rxc3 *", + "Moves": "b7b2", + "MovesSAN": "Qxb2#", + "Themes": "mate mateIn1 middlegame oneMove queensideAttack" + }, + { + "FEN": "r1b1kb1r/5pp1/pnp1p2p/8/7B/5N2/PPP2PPP/2KR1B1R w kq - 0 15", + "PGN": "1. d4 d5 2. Nc3 Nf6 3. Bg5 Nbd7 4. Qd3 a6 5. e4 dxe4 6. Nxe4 Nxe4 7. Qxe4 c6 8. Nf3 h6 9. Bh4 Qb6 10. O-O-O e6 11. d5 Nc5 12. Qe3 Na4 13. Qxb6 Nxb6 14. dxc6 bxc6 *", + "Moves": "d1d8", + "MovesSAN": "Rd8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r3k2r/pp3pp1/2n4p/2pp1b2/7q/P2PP1P1/1PPNP3/R2QKBNR b KQkq - 0 14", + "PGN": "1. Nf3 d5 2. Nd4 c5 3. Nf3 Nc6 4. Ng1 Bf5 5. a3 e5 6. Nf3 e4 7. Ng1 Nf6 8. d3 Bd6 9. Bg5 h6 10. Bxf6 Qxf6 11. Nd2 e3 12. fxe3 Qh4+ 13. g3 Bxg3+ 14. hxg3 *", + "Moves": "h4g3", + "MovesSAN": "Qxg3#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "6k1/p4ppp/8/3p1n2/5q2/8/P2N1PPP/2Q3K1 w - - 1 26", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. Bc4 e6 4. d4 d5 5. exd5 exd5 6. Bb5 Be6 7. Be3 c4 8. b3 cxb3 9. cxb3 Qc7 10. Qc2 Ne7 11. O-O Nf5 12. Ne5 Rc8 13. Nd2 Bd6 14. Bf4 O-O 15. Nxc6 bxc6 16. Bxd6 Qxd6 17. Bd3 Nxd4 18. Qb2 c5 19. b4 Bf5 20. Bxf5 Nxf5 21. bxc5 Rxc5 22. Rac1 Rfc8 23. Rxc5 Rxc5 24. Rc1 Rxc1+ 25. Qxc1 Qf4 *", + "Moves": "c1c8", + "MovesSAN": "Qc8#", + "Themes": "backRankMate endgame mate mateIn1 oneMove" + }, + { + "FEN": "8/5pp1/p5p1/2pQ2r1/2Pp1k2/P4B2/1PN2q1P/7K w - - 8 34", + "PGN": "1. Nf3 Nf6 2. g3 d5 3. Bg2 c5 4. c4 d4 5. O-O Nc6 6. e3 e5 7. exd4 exd4 8. d3 Be7 9. Bf4 O-O 10. Re1 Bf5 11. Nh4 Bg6 12. Nxg6 hxg6 13. Bf3 Bd6 14. Bg5 Qc7 15. Na3 a6 16. Nc2 Rfe8 17. a3 Ne5 18. Be2 Nh7 19. Bf4 Nxc4 20. dxc4 Bxf4 21. gxf4 Qxf4 22. Qd3 Re5 23. Qf3 Rg5+ 24. Kh1 Qd2 25. Qxb7 Re8 26. Bf3 Rxe1+ 27. Rxe1 Qxf2 28. Re8+ Nf8 29. Rxf8+ Kxf8 30. Qb8+ Ke7 31. Qc7+ Kf6 32. Qd6+ Kf5 33. Qd5+ Kf4 *", + "Moves": "d5e4", + "MovesSAN": "Qe4#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "r2n1rk1/1b3pp1/p2Q4/5B1R/1p2qN1p/6P1/PP3P1P/2R3K1 b - - 3 25", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 h6 4. d4 exd4 5. Nxd4 Qf6 6. Nb5 Bd6 7. Nxd6+ cxd6 8. Nc3 Nge7 9. O-O O-O 10. g3 a6 11. Bf4 b5 12. Bb3 Bb7 13. Bxd6 b4 14. Bxe7 Qxe7 15. Nd5 Qxe4 16. Re1 Qf5 17. Ba4 Qh3 18. Nf4 Qf5 19. Qd6 Nd8 20. Bxd7 Qxc2 21. Re2 Qh7 22. Rc1 h5 23. Re5 h4 24. Rh5 Qe4 25. Bf5 *", + "Moves": "e4h1", + "MovesSAN": "Qh1#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3q1rk1/4b1pp/1np1b3/2ppp3/2P1P2P/1PN3Q1/3P1P2/B3K1R1 w - - 0 19", + "PGN": "1. g4 c5 2. Bg2 Nc6 3. c4 d6 4. Qb3 Nf6 5. g5 Nd7 6. Bxc6 bxc6 7. Qg3 e5 8. e4 Nb6 9. b3 a5 10. Bb2 a4 11. Nc3 axb3 12. axb3 Rxa1+ 13. Bxa1 Be7 14. h4 O-O 15. Nf3 f6 16. Rg1 fxg5 17. Nxg5 d5 18. Ne6 Bxe6 *", + "Moves": "g3g7", + "MovesSAN": "Qxg7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r3k2r/ppq1Bppp/2p1b1n1/3p4/1P1P2n1/P1NBPP2/2Q1N1PP/R4RK1 b kq - 0 15", + "PGN": "1. d4 d5 2. c4 c6 3. Nc3 e6 4. cxd5 exd5 5. Bf4 Bb4 6. e3 Qa5 7. Qc2 Nf6 8. Bd3 Nbd7 9. Ne2 Nf8 10. O-O Ng6 11. Bg5 Be7 12. a3 Be6 13. b4 Qc7 14. f3 Ng4 15. Bxe7 *", + "Moves": "c7h2", + "MovesSAN": "Qxh2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "6k1/1b3pp1/8/4Q3/7R/2P5/1P1r2RP/3r2BK b - - 0 40", + "PGN": "1. e4 c6 2. d3 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Bf4 Nd5 6. Bg3 e6 7. Nf3 Qb6 8. Rb1 Qa5+ 9. c3 Qxa2 10. Be2 Be7 11. Nd6+ Bxd6 12. Bxd6 Qa5 13. O-O Qd8 14. Ba3 Ne7 15. Ne5 O-O 16. f4 Nd7 17. d4 Re8 18. Nc4 Qc7 19. Bd6 Qd8 20. g4 Nf6 21. g5 Nfd5 22. Qd3 Nf5 23. Ba3 h6 24. Kh1 hxg5 25. fxg5 Qxg5 26. Rg1 Qe3 27. Nxe3 Ndxe3 28. Bg4 Nxg4 29. Rxg4 b6 30. Rbg1 c5 31. dxc5 Bb7+ 32. R1g2 Rad8 33. Qe2 bxc5 34. Bxc5 Rd5 35. Bxa7 Red8 36. Bd4 e5 37. Be3 Rd1+ 38. Bg1 R8d2 39. Qxe5 Nh4 40. Rxh4 *", + "Moves": "b7g2", + "MovesSAN": "Bxg2#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "6k1/p4R2/1p1p3p/2pP4/2P1b3/1PQ1P3/3K4/1q3r2 w - - 0 46", + "PGN": "1. e3 d6 2. c4 h6 3. Nf3 e5 4. Nc3 f5 5. d4 e4 6. Nd2 Nf6 7. f3 exf3 8. Nxf3 Be7 9. Bd3 O-O 10. Qc2 g6 11. O-O Nc6 12. Nh4 Nb4 13. Qd1 Nxd3 14. Qxd3 Kg7 15. Ne2 Ng4 16. Nf3 b6 17. b3 c5 18. d5 Bf6 19. Rb1 Qe7 20. h3 Ne5 21. Qd2 g5 22. Ng3 g4 23. Nh5+ Kh7 24. Nxe5 Qxe5 25. Bb2 Qe7 26. Nxf6+ Rxf6 27. Bxf6 Qxf6 28. hxg4 Qg5 29. gxf5 Bxf5 30. Rbe1 Be4 31. Qf2 Rg8 32. Rd1 Bxg2 33. Qc2+ Rg6 34. Kf2 Qg3+ 35. Ke2 Qg4+ 36. Kd2 Be4 37. Qc3 Qg2+ 38. Kc1 Qxa2 39. Rf7+ Kg8 40. Rdf1 Qb1+ 41. Kd2 Rg2+ 42. R1f2 Qa2+ 43. Ke1 Rg1+ 44. Rf1 Qb1+ 45. Kd2 Rxf1 *", + "Moves": "c3g7", + "MovesSAN": "Qg7#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "3q1k1r/p1p3pp/1r3N1n/8/1b6/1P2PQP1/PBPP3P/R3KR2 b Q - 0 20", + "PGN": "1. f4 e5 2. fxe5 d6 3. exd6 Bxd6 4. Nf3 Bg4 5. e3 Bxf3 6. Qxf3 Nc6 7. Bb5 Qh4+ 8. g3 Qd8 9. Bxc6+ bxc6 10. Qxc6+ Kf8 11. b3 Rb8 12. Bb2 Rb6 13. Qf3 Ne7 14. Rf1 f6 15. Nc3 Ng6 16. Ne4 Ne5 17. Qf2 Ng4 18. Qf5 Nh6 19. Qf3 Bb4 20. Nxf6 *", + "Moves": "d8d2", + "MovesSAN": "Qxd2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1b1k2r/ppp1qppp/5p2/3Pn3/1b6/2P5/PP1BNPPP/R2QKB1R b KQkq - 0 9", + "PGN": "1. d4 d5 2. e4 Nc6 3. Nc3 dxe4 4. Nxe4 Nf6 5. Nxf6+ exf6 6. d5 Ne5 7. Ne2 Bb4+ 8. Bd2 Qe7 9. c3 *", + "Moves": "e5d3", + "MovesSAN": "Nd3#", + "Themes": "mate mateIn1 oneMove opening smotheredMate" + }, + { + "FEN": "r1b1qb2/ppp1p1pr/1nnpPk2/7p/3PQ2P/8/PPP2PP1/RNB1K2R w KQ - 0 14", + "PGN": "1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Nf3 Nc6 5. Bc4 Nb6 6. Bxf7+ Kxf7 7. Ng5+ Kg6 8. h4 h5 9. e6 Qe8 10. Qd3+ Kf6 11. Qf3+ Kg6 12. Qe4+ Kf6 13. Nh7+ Rxh7 *", + "Moves": "c1g5", + "MovesSAN": "Bg5#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "5k2/5p2/p6p/6p1/P2N4/5RP1/2r4r/R4K2 b - - 7 43", + "PGN": "1. e4 e6 2. d4 h6 3. Nc3 c6 4. Nb1 d5 5. e5 Ne7 6. c4 dxc4 7. Bxc4 Ng6 8. Nc3 Bb4 9. a3 Ba5 10. Nf3 O-O 11. O-O Bb6 12. Na4 Bxd4 13. Nxd4 b5 14. Bxb5 cxb5 15. Nxb5 Qa5 16. Nac3 Ba6 17. a4 Nxe5 18. Re1 Ng6 19. Qg4 Nd7 20. Bd2 Nf6 21. Qf3 Qb6 22. Be3 Qb8 23. Red1 Bb7 24. Qe2 a6 25. Nd6 Bd5 26. Nxd5 exd5 27. Nf5 Qe5 28. Nd4 Nf4 29. Bxf4 Qxf4 30. Nc6 Rfe8 31. Qd3 Ng4 32. Qg3 Qxg3 33. hxg3 Re2 34. Rxd5 Rxb2 35. Rd7 Rxf2 36. Rd4 Re8 37. Rxg4 Ree2 38. Rf4 Rxg2+ 39. Kf1 g5 40. Rf3 Rc2 41. Ne7+ Kf8 42. Nf5 Rh2 43. Nd4 *", + "Moves": "h2h1", + "MovesSAN": "Rh1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r1b3kr/pp1p1p1p/3N1npB/8/2BpP3/2q5/P1P1KPPP/R6R w - - 0 15", + "PGN": "1. d4 g6 2. Nf3 Bg7 3. Bf4 c5 4. e4 cxd4 5. Nxd4 Nc6 6. Nb5 Qa5+ 7. N1c3 Bxc3+ 8. bxc3 e5 9. Nd6+ Kf8 10. Be3 Nf6 11. Bh6+ Kg8 12. Bc4 Qxc3+ 13. Ke2 Nd4+ 14. Qxd4 exd4 *", + "Moves": "c4f7", + "MovesSAN": "Bxf7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "6rk/ppp4p/3pQ2p/b3p3/3PP3/3P1P2/P3KP2/RN2R2q b - - 2 18", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bxb4 5. c3 Ba5 6. O-O d6 7. Qb3 Nh6 8. d3 O-O 9. Bxh6 gxh6 10. h3 Kh8 11. Bxf7 Bxh3 12. Be6 Bxe6 13. Qxe6 Rxf3 14. gxf3 Qh4 15. Re1 Rg8+ 16. Kf1 Nd4 17. cxd4 Qh1+ 18. Ke2 *", + "Moves": "h1e1", + "MovesSAN": "Qxe1#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2k4r/pp2pp2/2n1b1p1/3p4/1P6/2P2Rq1/P3B2N/R2Q3K b - - 1 21", + "PGN": "1. e4 c5 2. Nf3 g6 3. Be2 Bg7 4. O-O Nf6 5. e5 Ng4 6. d4 cxd4 7. Nxd4 Nxe5 8. f4 Nec6 9. Nxc6 Nxc6 10. f5 d5 11. fxg6 hxg6 12. c3 Be6 13. Bf4 Qb6+ 14. Kh1 O-O-O 15. b4 Rxh2+ 16. Bxh2 Rh8 17. Nd2 Be5 18. Nf3 Bxh2 19. Nxh2 Qc7 20. g3 Qxg3 21. Rf3 *", + "Moves": "h8h2", + "MovesSAN": "Rxh2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r3r1k1/pppb1ppp/n2p4/3P4/1q6/2Q4P/1B1N1PP1/R4RK1 w - - 0 19", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. d4 exd4 4. Bc4 Be7 5. c3 O-O 6. cxd4 Nxe4 7. Qc2 Bb4+ 8. Nbd2 Nxd2 9. Nxd2 Qe7+ 10. Be2 d6 11. a3 Re8 12. O-O Ba5 13. b4 Bxb4 14. axb4 Qxe2 15. Bb2 Bd7 16. d5 Na6 17. Qc3 Qg4 18. h3 Qxb4 *", + "Moves": "c3g7", + "MovesSAN": "Qxg7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r3k2r/ppq3p1/2N1ppp1/3p4/Q2P4/4P3/PP3PPP/2R2RK1 b kq - 0 16", + "PGN": "1. d4 d5 2. Bf4 Bf5 3. e3 Nf6 4. Bd3 Bg6 5. Nf3 Nc6 6. Bxg6 hxg6 7. Nbd2 e6 8. c4 Bd6 9. Bxd6 cxd6 10. O-O dxc4 11. Nxc4 d5 12. Nce5 Qc7 13. Rc1 Nd7 14. Qa4 Ndxe5 15. Nxe5 f6 16. Nxc6 *", + "Moves": "c7h2", + "MovesSAN": "Qxh2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "7k/6p1/p7/7q/8/4RN2/P3RPKP/3r4 b - - 9 45", + "PGN": "1. e4 e6 2. d4 d5 3. Nd2 c5 4. Ngf3 Nc6 5. exd5 exd5 6. Bb5 Nf6 7. O-O Be7 8. dxc5 O-O 9. Nb3 Be6 10. Ng5 Rc8 11. Nxe6 fxe6 12. Re1 Qd7 13. Qe2 Ne4 14. Be3 a6 15. Bd3 Nf6 16. c3 e5 17. Rad1 e4 18. Bc4 Kh8 19. Bg5 Qf5 20. Bxf6 dxc4 21. Bxe7 Nxe7 22. Nd2 Rxc5 23. Nxc4 Ng6 24. Ne3 Qf7 25. Rd2 Nf4 26. Qg4 h6 27. c4 Rg5 28. Qh4 Nxg2 29. Nxg2 Qf3 30. Qxg5 hxg5 31. Re3 Qf5 32. Rde2 Rd8 33. Rxe4 Rd1+ 34. Ne1 g4 35. Kg2 Qh5 36. R4e3 Qg6 37. b3 Qc6+ 38. Kg3 b5 39. Kxg4 bxc4 40. bxc4 Qxc4+ 41. Kg3 Qc7+ 42. Kg2 Qc6+ 43. Nf3 Qg6+ 44. Kh3 Qh5+ 45. Kg2 *", + "Moves": "h5g4", + "MovesSAN": "Qg4#", + "Themes": "endgame master masterVsMaster mate mateIn1 oneMove" + }, + { + "FEN": "B5k1/4bpp1/7p/2p2P2/1pP2P2/1P1Q2qP/5r2/3RR2K b - - 0 37", + "PGN": "1. Nf3 d5 2. g3 c5 3. Bg2 e6 4. O-O Nc6 5. d3 Nf6 6. Nbd2 Bd6 7. e4 dxe4 8. dxe4 Ne5 9. Re1 O-O 10. c3 Nxf3+ 11. Nxf3 e5 12. Bg5 h6 13. Be3 Be6 14. Qc2 Rc8 15. Rad1 Qc7 16. c4 a6 17. b3 b5 18. Bf1 Bg4 19. Kg2 b4 20. Be2 Qc6 21. h3 Bd7 22. Nd2 a5 23. f3 a4 24. Bf2 axb3 25. axb3 Ra8 26. Nf1 Ra7 27. Ne3 Rfa8 28. Nd5 Nxd5 29. Rxd5 Be6 30. Rdd1 Ra2 31. Qd3 Be7 32. f4 exf4 33. gxf4 Bf5 34. Bf3 Qg6+ 35. Kh1 Rxf2 36. exf5 Qg3 37. Bxa8 *", + "Moves": "f2h2", + "MovesSAN": "Rh2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r5r1/p4q1p/1p3k2/3Qpp2/1bP4P/1P4R1/4RPP1/5K2 w - - 0 32", + "PGN": "1. c4 c6 2. Nf3 d5 3. e3 Nf6 4. Nc3 e6 5. b3 Nbd7 6. Be2 Be7 7. Bb2 O-O 8. Qc2 b6 9. e4 dxe4 10. Nxe4 Bb7 11. d4 c5 12. Bd3 Nxe4 13. Bxe4 Bxe4 14. Qxe4 Nf6 15. Qf4 cxd4 16. Rd1 Bb4+ 17. Kf1 d3 18. Bxf6 gxf6 19. h4 Kh8 20. Rh3 Rg8 21. Qe4 d2 22. Qe3 Qd6 23. a3 Bxa3 24. Rxd2 Qc5 25. Qf4 f5 26. Ng5 Qe7 27. Qd4+ e5 28. Qd5 Bb4 29. Nxf7+ Kg7 30. Rg3+ Kf6 31. Re2 Qxf7 *", + "Moves": "d5e5", + "MovesSAN": "Qxe5#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r7/pp5k/1q4p1/3Pp2p/4Pp2/5K1P/PP2B1Q1/6R1 b - - 2 25", + "PGN": "1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Be3 Nbd7 7. g4 c5 8. d5 Ne5 9. g5 Nfg4 10. Bf4 h5 11. h3 Nxf2 12. Kxf2 e6 13. Nf3 f5 14. Nxe5 dxe5 15. Be3 f4 16. Bxc5 Qxg5 17. Bxf8 Bxf8 18. Rg1 Bc5+ 19. Kf3 Bxg1 20. Qxg1 Qf6 21. dxe6 Bxe6 22. Qg2 Kh7 23. Nd5 Bxd5 24. cxd5 Qb6 25. Rg1 *", + "Moves": "b6e3", + "MovesSAN": "Qe3#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r1b3k1/p4pp1/7q/2Ppn2p/Q7/2PB3P/PP3PP1/R5K1 w - - 0 21", + "PGN": "1. d4 Nf6 2. Nf3 e6 3. Bf4 d5 4. e3 Be7 5. Nbd2 O-O 6. Bd3 c5 7. c3 cxd4 8. exd4 Nc6 9. h3 Bd6 10. Bxd6 Qxd6 11. O-O Qf4 12. Re1 Re8 13. Re3 h5 14. Ne5 Qh6 15. Ndf3 Nd7 16. Nxc6 bxc6 17. Qa4 c5 18. dxc5 e5 19. Nxe5 Rxe5 20. Rxe5 Nxe5 *", + "Moves": "a4e8", + "MovesSAN": "Qe8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "4r2k/7p/R3b1pN/1p3pQ1/4rP2/PP5K/2P1p1PP/4q3 w - - 0 44", + "PGN": "1. e4 c5 2. Nf3 b6 3. d4 cxd4 4. Nxd4 Bb7 5. Nc3 e6 6. a3 Be7 7. Bc4 Nf6 8. f3 d5 9. exd5 Nxd5 10. Nxd5 exd5 11. Bb5+ Nd7 12. O-O O-O 13. f4 Qc7 14. Kh1 a6 15. Be2 Bc5 16. Nf5 Nf6 17. Qe1 Rfe8 18. Qg3 Bf8 19. Bd3 g6 20. Bd2 Kh8 21. Bc3 Bg7 22. Nh4 Nh5 23. Bxg7+ Kxg7 24. Qg4 Nf6 25. Qg3 Ne4 26. Nf5+ Kh8 27. Bxe4 dxe4 28. Nh6 f5 29. Rad1 Qg7 30. Qg5 e3 31. Rd6 e2 32. Re1 b5 33. Rf6 Bd5 34. Kg1 Re4 35. Kf2 Rae8 36. Rd6 Bb7 37. Rf6 Bd5 38. Rd6 Bc4 39. b3 Be6 40. Rxa6 Qd4+ 41. Kg3 Qe3+ 42. Kh4 Qf2+ 43. Kh3 Qxe1 *", + "Moves": "g5f6", + "MovesSAN": "Qf6#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "7r/R7/2P1p3/1P1P4/8/3k4/8/3K4 b - - 0 41", + "PGN": "1. e4 Nc6 2. Nc3 e5 3. Bc4 g6 4. d3 Bg7 5. f4 h6 6. Nf3 d6 7. fxe5 dxe5 8. O-O Nf6 9. Qe1 Nd4 10. Nxd4 exd4 11. Ne2 O-O 12. Qh4 g5 13. Bxg5 hxg5 14. Qxg5 Be6 15. Bxe6 fxe6 16. Nf4 Nh7 17. Qg6 Qf6 18. Qg4 Rae8 19. Nh5 Qg5 20. Qh3 Qe3+ 21. Qxe3 dxe3 22. c3 Rd8 23. d4 c5 24. Nxg7 Kxg7 25. Rxf8 Nxf8 26. dxc5 Rd2 27. b4 Ng6 28. Re1 Nf4 29. Rxe3 Rxg2+ 30. Kf1 Rxa2 31. Rg3+ Kf6 32. h4 Ke5 33. Rg7 Rh2 34. Rxb7 Kxe4 35. Rxa7 Kf3 36. Ke1 Rxh4 37. c6 Ke3 38. Kd1 Rh8 39. b5 Nd5 40. c4 Kd3 41. cxd5 *", + "Moves": "h8h1", + "MovesSAN": "Rh1#", + "Themes": "endgame master mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "r1bq2rk/ppb3pp/8/3P1nN1/3QBp2/2B4P/P4PP1/R4RK1 w - - 5 20", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. e3 d5 5. Nc3 Nc6 6. cxd5 exd5 7. Be2 Ne4 8. O-O Nxc3 9. bxc3 cxd4 10. cxd4 Bd6 11. Bd2 O-O 12. h3 f5 13. Bd3 f4 14. e4 dxe4 15. Bxe4 Bc7 16. Bc3 Kh8 17. d5 Ne7 18. Qd4 Rg8 19. Ng5 Nf5 *", + "Moves": "g5f7", + "MovesSAN": "Nf7#", + "Themes": "mate mateIn1 middlegame oneMove smotheredMate" + }, + { + "FEN": "6k1/5pp1/5n1p/8/p1r3P1/Pp2P2P/1P6/K2BR3 b - - 0 30", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. Qe2 Bc5 5. c3 d6 6. d3 h6 7. Be3 Bb6 8. Nbd2 O-O 9. O-O-O Be6 10. Kb1 a6 11. Ba4 Bxe3 12. Qxe3 b5 13. Bc2 a5 14. Rdg1 b4 15. c4 a4 16. Bd1 b3 17. a3 Na5 18. h3 c6 19. g4 d5 20. exd5 cxd5 21. Nxe5 dxc4 22. Ndxc4 Nxc4 23. Nxc4 Bxc4 24. dxc4 Re8 25. Qc1 Qd3+ 26. Ka1 Rac8 27. Re1 Rxe1 28. Rxe1 Rxc4 29. Qe3 Qxe3 30. fxe3 *", + "Moves": "c4c1", + "MovesSAN": "Rc1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "5rk1/ppp3br/3p2p1/1bPPn3/3BP1p1/1PQ5/P3BPP1/R3RK1N b - - 0 26", + "PGN": "1. d4 Nc6 2. e3 e5 3. Nf3 e4 4. Nfd2 f5 5. c4 Nf6 6. Nc3 g6 7. Be2 Bg7 8. O-O d6 9. b3 h5 10. Bb2 Ng4 11. d5 Qh4 12. h3 Nce5 13. Ncxe4 fxe4 14. Nxe4 O-O 15. hxg4 hxg4 16. Ng3 Bf5 17. e4 Bd7 18. Bd4 Rf7 19. Qd2 Raf8 20. Qc3 Bf6 21. Rfe1 Rh7 22. Bd1 Bg7 23. c5 Qh2+ 24. Kf1 Bb5+ 25. Be2 Qh1+ 26. Nxh1 *", + "Moves": "h7h1", + "MovesSAN": "Rxh1#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "1r2rk2/2Q2p1p/4p1p1/8/5P2/7n/PP4PP/R5RK b - - 0 23", + "PGN": "1. e4 d6 2. d4 g6 3. f4 Bg7 4. Nf3 Bg4 5. c3 e6 6. Qb3 Bxf3 7. Qxb7 Nd7 8. Bb5 Rb8 9. Bxd7+ Kxd7 10. Qxa7 Bxe4 11. O-O Ke7 12. Nd2 Nf6 13. Nxe4 Nxe4 14. c4 Re8 15. Re1 d5 16. cxd5 Qxd5 17. Qxc7+ Kf8 18. Be3 Bxd4 19. Bxd4 Qxd4+ 20. Kh1 Nf2+ 21. Kg1 Nh3+ 22. Kh1 Qg1+ 23. Rxg1 *", + "Moves": "h3f2", + "MovesSAN": "Nf2#", + "Themes": "endgame mate mateIn1 oneMove smotheredMate" + }, + { + "FEN": "2k5/pq2Qp1p/3Bp1p1/3b4/3P4/8/1P3PPP/6K1 w - - 0 31", + "PGN": "1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. Bf4 O-O 6. e3 dxc4 7. Bxc4 c5 8. Qb3 Nc6 9. Nb5 Na5 10. Qc3 Nxc4 11. Qxc4 Nd5 12. Bg3 cxd4 13. exd4 Be6 14. Qc2 Qa5+ 15. Nc3 Rac8 16. Rc1 b5 17. Qd2 b4 18. Nxd5 Bxd5 19. Rxc8 Rxc8 20. O-O Qxa2 21. Qxb4 e6 22. Ne5 Qb3 23. Qe7 Qb7 24. Nd7 Bc6 25. Nf6+ Bxf6 26. Qxf6 Kf8 27. Bd6+ Ke8 28. Rc1 Bd5 29. Rxc8+ Kd7 30. Qe7+ Kxc8 *", + "Moves": "e7e8", + "MovesSAN": "Qe8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "2b1nr2/r4p2/7R/4P3/p1kp3R/PpN5/1PP2PP1/2K5 w - - 0 32", + "PGN": "1. d4 c6 2. Nc3 d5 3. Bf4 e6 4. Nf3 Nf6 5. e3 Bd6 6. Ne5 O-O 7. Bd3 Bxe5 8. dxe5 Ne8 9. Qh5 g6 10. Qh6 Nd7 11. O-O-O Qc7 12. h4 Nc5 13. h5 Nxd3+ 14. Rxd3 b5 15. e4 b4 16. Ne2 a5 17. Rdh3 Ra7 18. Ng3 a4 19. Nf1 c5 20. Ne3 b3 21. a3 Qe7 22. exd5 exd5 23. Nxd5 Qd8 24. Qxh7+ Kxh7 25. hxg6+ Kxg6 26. Rh6+ Kf5 27. R1h5+ Ke4 28. Nc3+ Kd4 29. Be3+ Kc4 30. Rh4+ Qd4 31. Bxd4 cxd4 *", + "Moves": "h6c6", + "MovesSAN": "Rc6#", + "Themes": "master mate mateIn1 middlegame oneMove pin" + }, + { + "FEN": "6r1/1pp3rk/3p4/1bPP1p2/1P3p1p/5QqP/5RPN/4R2K w - - 5 37", + "PGN": "1. Nf3 Nf6 2. d4 g6 3. c4 Bg7 4. Nc3 d6 5. e4 O-O 6. Be2 e5 7. d5 a5 8. Bg5 h6 9. Bh4 Na6 10. Nd2 Qe8 11. O-O Bd7 12. b3 h5 13. a3 Nh7 14. f3 Bh6 15. Kh1 Be3 16. Qc2 f5 17. exf5 gxf5 18. Bf2 Bxf2 19. Rxf2 Qg6 20. Rg1 Kh8 21. Bd3 Nc5 22. Nb5 Rac8 23. b4 axb4 24. axb4 Nxd3 25. Qxd3 h4 26. Nc3 Nf6 27. c5 Nh5 28. Re1 Rg8 29. Ne2 Qg5 30. Nf1 Rg7 31. Qc3 Rcg8 32. f4 Nxf4 33. Nxf4 exf4 34. h3 Kh7 35. Nh2 Qg3 36. Qf3 Bb5 *", + "Moves": "f3h5", + "MovesSAN": "Qh5#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r2qkbnr/p1pnp1p1/Q6p/8/4p3/8/PPPP1PPP/RNB1K2R w KQkq - 0 11", + "PGN": "1. Nf3 d5 2. e4 dxe4 3. Ng5 Bf5 4. Qe2 h6 5. Qb5+ Bd7 6. Qxb7 Bc6 7. Bb5 Bd7 8. Bxd7+ Nxd7 9. Nxe4 f5 10. Qa6 fxe4 *", + "Moves": "a6g6", + "MovesSAN": "Qg6#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "4r2k/pp5p/2pp4/8/2P5/8/PPP5/1K2Q3 b - - 0 31", + "PGN": "1. e4 e5 2. Nf3 Bc5 3. Bc4 d6 4. h3 Nf6 5. Nc3 O-O 6. d3 Nc6 7. Bg5 Na5 8. Nd5 Nxc4 9. dxc4 c6 10. Nxf6+ gxf6 11. Bh6 Re8 12. Nh4 Kh8 13. Nf5 Bxf5 14. exf5 Rg8 15. Qh5 Qe7 16. O-O-O e4 17. Rhe1 Rae8 18. g4 Bxf2 19. Rf1 e3 20. h4 e2 21. g5 Be3+ 22. Kb1 fxg5 23. f6 exd1=Q+ 24. Rxd1 Qxf6 25. hxg5 Bxg5 26. Bxg5 Qxg5 27. Qxf7 Re7 28. Qf2 Rge8 29. Rg1 Qxg1+ 30. Qxg1 Re1+ 31. Qxe1 *", + "Moves": "e8e1", + "MovesSAN": "Rxe1#", + "Themes": "backRankMate endgame hangingPiece mate mateIn1 oneMove" + }, + { + "FEN": "2kr1b1r/Qppb3p/3p4/3Pq3/2B1P1n1/2P5/PP1N2PP/R4RK1 b - - 0 15", + "PGN": "1. e4 e5 2. f4 exf4 3. Nf3 g5 4. d4 g4 5. Bc4 gxf3 6. Qxf3 Qe7 7. Bxf4 Nc6 8. c3 d6 9. O-O Bd7 10. Nd2 O-O-O 11. d5 Ne5 12. Bxe5 Qxe5 13. Qxf7 Nh6 14. Qf2 Ng4 15. Qxa7 *", + "Moves": "e5h2", + "MovesSAN": "Qxh2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "rnbq1b1r/ppp1p1k1/5npp/3pN3/3P1P2/3Q4/PPP3PP/RNB1K2R w KQ - 4 14", + "PGN": "1. e4 d6 2. f4 Nf6 3. Bc4 Nxe4 4. Bxf7+ Kxf7 5. Qh5+ Ke6 6. Nf3 Nf6 7. Ng5+ Kd7 8. Qh3+ Ke8 9. Qb3 d5 10. d4 h6 11. Nf3 g6 12. Qd3 Kf7 13. Ne5+ Kg7 *", + "Moves": "d3g6", + "MovesSAN": "Qxg6#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "2kr1bnr/p1p2ppp/4p3/1p1q4/8/2B2Q2/PP2PPPP/RN2KB1R b KQ - 3 11", + "PGN": "1. Nf3 d5 2. d4 Nc6 3. c4 Bg4 4. Ne5 Nxe5 5. dxe5 e6 6. cxd5 Qxd5 7. Qa4+ b5 8. Qxg4 O-O-O 9. Bd2 Qxe5 10. Bc3 Qd5 11. Qf3 *", + "Moves": "d5d1", + "MovesSAN": "Qd1#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "r3k2N/p1p3pp/8/3Ppb2/5q2/2KB4/PP1P2PP/nNBQ3R b q - 1 17", + "PGN": "1. e4 e5 2. Bc4 Nc6 3. Nf3 Nf6 4. Ng5 Bc5 5. Nxf7 Bxf2+ 6. Kf1 Qe7 7. Nxh8 d5 8. exd5 Nd4 9. Kxf2 Ne4+ 10. Ke3 Qg5+ 11. Kxe4 Qf4+ 12. Kd3 Bf5+ 13. Kc3 b5 14. Bd3 b4+ 15. Kxb4 Nxc2+ 16. Kb3 Nxa1+ 17. Kc3 *", + "Moves": "f4d4", + "MovesSAN": "Qd4#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r5k1/ppp1qp2/2npb1p1/7R/7P/2B1rPQ1/PPP3P1/2K3NR w - - 0 18", + "PGN": "1. e4 e5 2. d4 exd4 3. Qxd4 Nc6 4. Qe3 Bb4+ 5. Nc3 d6 6. Bd2 Nf6 7. O-O-O O-O 8. h4 Re8 9. Qf4 Bxc3 10. Bxc3 Rxe4 11. Qh2 Qe7 12. f3 Re3 13. Bd3 Nd5 14. Bxh7+ Kxh7 15. Rxd5 Be6 16. Rh5+ Kg8 17. Qg3 g6 *", + "Moves": "h5h8", + "MovesSAN": "Rh8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "5k2/2p3p1/6Bp/3Qp3/8/8/r4qP1/4R2K w - - 2 31", + "PGN": "1. e4 e6 2. d4 d5 3. exd5 exd5 4. c4 dxc4 5. Nf3 Bg4 6. Bxc4 Bd6 7. O-O Ne7 8. Nc3 O-O 9. h3 Bf5 10. Bg5 h6 11. Bh4 Nbc6 12. Re1 Qd7 13. Ne5 Bxe5 14. dxe5 Rad8 15. Qf3 Nd4 16. Qxb7 Rb8 17. Qxa7 Rxb2 18. Bxe7 Rfb8 19. Bc5 Nc6 20. Qa4 Bxh3 21. e6 Bxe6 22. Rxe6 fxe6 23. Re1 Re8 24. Bb5 Qd2 25. Qe4 Qxc3 26. Bxc6 Qxc5 27. Bxe8 Qxf2+ 28. Kh1 e5 29. Bg6 Rxa2 30. Qd5+ Kf8 *", + "Moves": "d5d8", + "MovesSAN": "Qd8#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "r4rk1/pp3ppp/4p3/3pP3/5q1n/1P3P1P/PB3PQ1/R5RK w - - 15 25", + "PGN": "1. e4 c6 2. Nf3 d5 3. e5 Bg4 4. Be2 e6 5. d4 c5 6. c3 Nc6 7. Nbd2 cxd4 8. cxd4 Nge7 9. h3 Bh5 10. b3 Nf5 11. Bb2 Qb6 12. Nf1 Bb4+ 13. N1d2 Bxf3 14. Bxf3 Nfxd4 15. O-O Bxd2 16. Qxd2 Nxf3+ 17. gxf3 O-O 18. Kh2 Qc7 19. Qg5 Qd8 20. Qg3 Ne7 21. Rg1 Nf5 22. Qg4 Qh4 23. Qg2 Qf4+ 24. Kh1 Nh4 *", + "Moves": "g2g7", + "MovesSAN": "Qxg7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/p7/1k6/1p6/1K6/P6r/1P6/5R2 b - - 5 42", + "PGN": "1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nd7 5. Nf3 Ngf6 6. Nxf6+ Nxf6 7. c3 Bg4 8. Be2 e6 9. h3 Bxf3 10. Bxf3 Bd6 11. O-O Bc7 12. Re1 Qd6 13. g3 h5 14. Bf4 Qd8 15. Be5 Nd5 16. c4 Ne7 17. Bxg7 Rg8 18. Bf6 Qd7 19. Bxh5 Nf5 20. Bg4 Nxg3 21. fxg3 Bxg3 22. Re3 Bf4 23. Re4 Bg5 24. Bxg5 Rxg5 25. Qd2 Rg8 26. Qe2 O-O-O 27. d5 f5 28. dxc6 Qxc6 29. Rxe6 Qc5+ 30. Qe3 Qxe3+ 31. Rxe3 fxg4 32. hxg4 Rxg4+ 33. Kf2 Rf8+ 34. Rf3 Rxf3+ 35. Kxf3 Rxc4 36. Ke3 Rc2 37. Rb1 Kc7 38. Kd3 Rh2 39. a3 b5 40. Kc3 Kb6 41. Rf1 Rh3+ 42. Kb4 *", + "Moves": "a7a5", + "MovesSAN": "a5#", + "Themes": "endgame mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "8/4p1kp/p5p1/1pN1PpP1/1Pbr3P/5P1R/1PP5/1K6 b - - 4 37", + "PGN": "1. d4 d6 2. e4 g6 3. Nc3 Bg7 4. Be3 Nf6 5. f3 O-O 6. Qd2 Nbd7 7. O-O-O c5 8. dxc5 dxc5 9. Bxc5 Re8 10. Bb5 b6 11. Be3 Qc7 12. Bh6 a6 13. Ba4 b5 14. Bb3 Nc5 15. Bxg7 Kxg7 16. Nge2 Nxb3+ 17. axb3 Be6 18. Kb1 Red8 19. Qf4 Qb6 20. h4 Nh5 21. Qg5 f6 22. Qc1 Qf2 23. g4 Ng3 24. Nf4 Bf7 25. Rh3 Rxd1 26. Qxd1 Nf1 27. Qe2 Qxe2 28. Nfxe2 Ne3 29. g5 Be6 30. Rg3 f5 31. Nf4 Bf7 32. e5 Rd8 33. Nd3 Nd5 34. Nxd5 Rxd5 35. b4 Rd4 36. Rh3 Bc4 37. Nc5 *", + "Moves": "d4d1", + "MovesSAN": "Rd1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "3r1qk1/p5p1/1p2p2R/3bB3/3P4/P1P1n1Q1/1P4PP/5RK1 b - - 0 38", + "PGN": "1. f4 Nc6 2. d4 Nf6 3. e3 e6 4. Nf3 Be7 5. c3 d5 6. Bd3 b6 7. O-O Bb7 8. Nbd2 Rb8 9. Nb3 O-O 10. Qc2 h6 11. Ne5 Bd6 12. a3 Ne7 13. Bd2 c5 14. Rf3 c4 15. Be2 cxb3 16. Qxb3 Ne4 17. Rd1 Bxe5 18. fxe5 f6 19. exf6 Nxf6 20. Rg3 Kh8 21. Bd3 Nh5 22. Rh3 Nf6 23. Qc2 Rf7 24. Be1 Qf8 25. Bg3 Rc8 26. Be5 Ng4 27. Bf4 Nf5 28. Qd2 Nf6 29. Re1 Ne4 30. Bxe4 dxe4 31. Be5 Bd5 32. Qe2 Bc4 33. Qg4 Rd8 34. Qxe4 Bd5 35. Qg4 Nxe3 36. Rxh6+ Kg8 37. Qg3 Rf1+ 38. Rxf1 *", + "Moves": "f8f1", + "MovesSAN": "Qxf1#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3rk2r/p4ppp/1p2b3/2p1p1q1/2P1P1n1/1PN2Q1P/P4PP1/R3KB1R b KQk - 2 15", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. c3 d6 4. d4 b6 5. d5 Ne5 6. Nxe5 dxe5 7. c4 e6 8. dxe6 Bxe6 9. Nc3 Be7 10. Be3 Nf6 11. b3 Ng4 12. Bd2 Bg5 13. Bxg5 Qxg5 14. h3 Rd8 15. Qf3 *", + "Moves": "g5d2", + "MovesSAN": "Qd2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r2q1rk1/1b3ppp/p7/1pbpP3/2n4n/P1NQ1N2/1PB2PP1/R1B1R1K1 w - - 0 18", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. O-O Nge7 5. c3 a6 6. Ba4 b5 7. Bb3 Bb7 8. d4 exd4 9. cxd4 Bb6 10. Nc3 O-O 11. Re1 Na5 12. Bc2 d5 13. e5 Ng6 14. a3 c5 15. dxc5 Bxc5 16. Qd3 Nc4 17. h4 Nxh4 *", + "Moves": "d3h7", + "MovesSAN": "Qxh7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "6rk/1pp3pp/p1np3N/8/1P6/P3q2P/2P3P1/b6K w - - 0 25", + "PGN": "1. e4 e5 2. Bc4 Nc6 3. Nc3 Nf6 4. d3 Bb4 5. f4 exf4 6. Bxf4 O-O 7. Nf3 d6 8. a3 Ba5 9. b4 Bb6 10. d4 Bg4 11. Be3 a6 12. h3 Bh5 13. O-O Qe7 14. Qd3 Bg6 15. Nd5 Nxd5 16. Bxd5 Rab8 17. Qc4 Bxe4 18. Ng5 Bxd5 19. Qxd5 Qxe3+ 20. Kh1 Bxd4 21. Nxf7 Bxa1 22. Nh6+ Kh8 23. Rxf8+ Rxf8 24. Qg8+ Rxg8 *", + "Moves": "h6f7", + "MovesSAN": "Nf7#", + "Themes": "endgame mate mateIn1 oneMove smotheredMate" + }, + { + "FEN": "r1q4k/pb1n1rpB/1p2pn1p/2p3N1/2PP3P/8/PPQ2PP1/2KR3R w - - 0 16", + "PGN": "1. d4 d5 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 Bxd2+ 5. Nbxd2 Nf6 6. Qc2 h6 7. e4 dxe4 8. Nxe4 Nbd7 9. Bd3 O-O 10. O-O-O b6 11. h4 Bb7 12. Neg5 Qc8 13. Ne5 c5 14. Bh7+ Kh8 15. Nexf7+ Rxf7 *", + "Moves": "g5f7", + "MovesSAN": "Nxf7#", + "Themes": "hangingPiece kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "6k1/R5p1/3p2P1/2pr4/8/1P6/P5r1/5K2 w - - 0 36", + "PGN": "1. c4 e5 2. Nc3 Bc5 3. Nf3 Nc6 4. e3 d6 5. d4 exd4 6. exd4 Bb6 7. Bd3 Nxd4 8. O-O Bg4 9. Re1+ Ne7 10. Be4 O-O 11. h3 Bh5 12. Bxb7 Rb8 13. Be4 f5 14. Bd5+ Nxd5 15. Nxd5 Nxf3+ 16. gxf3 Qh4 17. Nxb6 Rxb6 18. Qd5+ Bf7 19. Qxf5 Bxc4 20. Qg4 Qxg4+ 21. fxg4 Bd5 22. b3 h6 23. Re7 c5 24. Rxa7 Rf3 25. h4 Rh3 26. f4 Rxh4 27. g5 hxg5 28. fxg5 Rg4+ 29. Kf2 Rbb4 30. Be3 Rg2+ 31. Ke1 Re4 32. Rd1 Rxe3+ 33. Kf1 Ree2 34. Rxd5 Rd2 35. g6 Rxd5 *", + "Moves": "a7a8", + "MovesSAN": "Ra8#", + "Themes": "endgame mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "r1bq1rk1/ppp1b2p/3pp1pP/3P4/2P5/2Q1Pp2/PP3PP1/R1B1K2R w KQ - 0 15", + "PGN": "1. d4 f5 2. c4 Nf6 3. Nf3 e6 4. Nc3 Be7 5. e3 d6 6. Be2 O-O 7. h4 Ne4 8. h5 Nd7 9. h6 g6 10. Bd3 Ndf6 11. Qc2 Nxc3 12. Qxc3 Ne4 13. Bxe4 fxe4 14. d5 exf3 *", + "Moves": "c3g7", + "MovesSAN": "Qg7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3bR3/p2kn1p1/4Np2/1K3np1/7r/8/PP4PP/4R3 w - - 1 39", + "PGN": "1. d4 d5 2. c4 dxc4 3. e4 Nc6 4. d5 Ne5 5. f4 Ng6 6. Bxc4 e6 7. Nc3 Bd7 8. dxe6 Bxe6 9. Bb5+ c6 10. Bxc6+ bxc6 11. Qxd8+ Rxd8 12. f5 Bxf5 13. exf5 Ne5 14. Nge2 Bc5 15. Bg5 f6 16. Nf4 h6 17. Ne6 Nd3+ 18. Kd2 Rd7 19. Kc2 hxg5 20. Ne4 Bb6 21. Rad1 Nb4+ 22. Kb3 Nd5 23. Rhe1 Kf7 24. N6c5 Rd8 25. Ne6 Rb8 26. Nd6+ Ke7 27. Nb7 Kd7 28. Kc4 Rxb7 29. Nf8+ Kc8 30. Re8+ Bd8 31. Ne6 Rh4+ 32. Kc5 Rd7 33. Re1 Nge7 34. Nf8 Rb7 35. Ne6 Rb5+ 36. Kd6 Nxf5+ 37. Kxc6 Nde7+ 38. Kxb5 Kd7 *", + "Moves": "e8d8", + "MovesSAN": "Rxd8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/pp1b2Q1/2pk3p/3p2pP/3P4/2q5/6P1/6K1 w - - 5 35", + "PGN": "1. e4 e5 2. f4 exf4 3. Nf3 Ne7 4. d4 Ng6 5. Nc3 c6 6. Be2 Be7 7. O-O O-O 8. Ne5 d5 9. Nxg6 fxg6 10. e5 g5 11. Bg4 Nd7 12. Qd3 Nxe5 13. Qe2 Nxg4 14. h3 Ne3 15. Bxe3 fxe3 16. Qxe3 Rxf1+ 17. Rxf1 Bf6 18. Ne2 Bd7 19. c3 Qb6 20. b3 Re8 21. Qf3 Qa6 22. Ng3 Qxa2 23. Nh5 Re2 24. Nxf6+ gxf6 25. Qg3 Kg7 26. h4 h6 27. h5 Qxb3 28. Qf3 Re6 29. Qf5 Qxc3 30. Qg6+ Kf8 31. Rxf6+ Rxf6 32. Qxf6+ Ke8 33. Qh8+ Ke7 34. Qg7+ Kd6 *", + "Moves": "g7e5", + "MovesSAN": "Qe5#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r1q2rk1/pb3ppp/1pn1p3/3nP3/2pP4/P1P2P2/2QBN1PP/RBR3K1 w - - 1 18", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 d5 5. a3 Bxc3+ 6. bxc3 b6 7. cxd5 Nxd5 8. Bd2 Bb7 9. e4 Ne7 10. Bd3 O-O 11. Ne2 Na6 12. Qa4 Qc8 13. O-O c5 14. Rfc1 Nc6 15. Bb1 Nc7 16. Qc2 c4 17. e5 Nd5 *", + "Moves": "c2h7", + "MovesSAN": "Qxh7#", + "Themes": "kingsideAttack mate mateIn1 oneMove opening" + }, + { + "FEN": "8/3b2p1/5p2/3p3P/p1kP4/2P5/1K6/3B4 w - - 4 51", + "PGN": "1. d4 Nf6 2. Nf3 d5 3. g3 Bf5 4. Bg2 e6 5. O-O Bd6 6. Bg5 Nbd7 7. Re1 h6 8. Bd2 O-O 9. c3 Ne4 10. Nh4 Bh7 11. f3 Nxd2 12. Nxd2 Be7 13. e4 Bxh4 14. gxh4 Qxh4 15. exd5 exd5 16. Qb3 Nb6 17. Nf1 Rfe8 18. Ng3 c6 19. Qd1 Nc4 20. Re2 Re7 21. Rxe7 Qxe7 22. Qc1 Re8 23. b3 Ne3 24. Qd2 Nf5 25. Kf2 Nxg3 26. hxg3 Qf6 27. Re1 Rxe1 28. Qxe1 Kf8 29. f4 Qe7 30. Qxe7+ Kxe7 31. Bh3 Bb1 32. a3 Ba2 33. b4 Kd6 34. Ke3 b6 35. Kd3 Bb1+ 36. Ke3 c5 37. Bg2 cxb4 38. axb4 Ba2 39. Bf3 Kc6 40. Kd2 Kb5 41. Be2+ Bc4 42. Bd1 a5 43. bxa5 bxa5 44. Kc1 a4 45. Kb2 f6 46. f5 Bd3 47. g4 h5 48. gxh5 Bxf5 49. Ka3 Kc4 50. Kb2 Bd7 *", + "Moves": "d1e2", + "MovesSAN": "Be2#", + "Themes": "bishopEndgame endgame mate mateIn1 oneMove" + }, + { + "FEN": "r1b2rk1/pp3pp1/2n3P1/3pq2Q/5p2/7P/P5P1/1N3R1K w - - 0 21", + "PGN": "1. d4 Nf6 2. Bg5 e6 3. e4 Be7 4. Bd3 d5 5. e5 Ng8 6. Bxe7 Nxe7 7. Nh3 c5 8. c3 Nbc6 9. O-O O-O 10. f4 Qb6 11. Ng5 h6 12. Qh5 Nf5 13. Bxf5 exf5 14. Rf3 Qxb2 15. h3 Qxa1 16. Rf1 cxd4 17. cxd4 Qxd4+ 18. Kh1 hxg5 19. fxg5 Qxe5 20. g6 f4 *", + "Moves": "h5h7", + "MovesSAN": "Qh7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/1R3p2/6kp/8/5PKP/r7/6P1/8 b - - 0 53", + "PGN": "1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Nf3 h6 7. Ne5 Bh7 8. Bc4 e6 9. O-O Nd7 10. Bf4 Nxe5 11. Bxe5 Nf6 12. Nh5 Be7 13. Nxg7+ Kf8 14. Nh5 Rg8 15. Nxf6 Bxf6 16. Qf3 Bxe5 17. dxe5 Qg5 18. Bxe6 Rg7 19. Bh3 Qxe5 20. Qb3 Rb8 21. Rfe1 Qh5 22. Qa3+ Kg8 23. Qxa7 Rd8 24. Qe3 Bxc2 25. Rac1 Bf5 26. Bxf5 Qxf5 27. Rc5 Qg6 28. Qf3 Kh7 29. Qf5 Qxf5 30. Rxf5 Rd2 31. Rb1 Kg6 32. Rf3 Kh7 33. h3 Kg8 34. a4 Rg5 35. b4 Re5 36. Re3 Red5 37. Re8+ Kg7 38. Rb8 Rd7 39. b5 c5 40. Rc8 b6 41. a5 bxa5 42. b6 a4 43. b7 Rxb7 44. Rxb7 a3 45. Rxc5 Rd1+ 46. Kh2 a2 47. Ra5 a1=Q 48. Rxa1 Rxa1 49. Kg3 Ra3+ 50. f3 Ra2 51. f4 Ra3+ 52. Kg4 Kg6 53. h4 *", + "Moves": "h6h5", + "MovesSAN": "h5#", + "Themes": "endgame mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "2r2rk1/2bR1pp1/2P1p2p/8/1P2Q2P/3R1NPK/5q2/8 b - - 2 35", + "PGN": "1. e4 c6 2. Nc3 d5 3. d4 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Nf3 Nd7 7. h4 h6 8. Bd3 Bxd3 9. Qxd3 e6 10. O-O Ngf6 11. c3 Be7 12. Be3 O-O 13. Rad1 c5 14. dxc5 Nxc5 15. Bxc5 Bxc5 16. Ne4 Nxe4 17. Qxe4 Qb6 18. b4 Be7 19. Rd7 Bf6 20. Rxb7 Qa6 21. c4 Qxa2 22. c5 Rac8 23. Rd1 Qb3 24. Rdd7 a6 25. Rd6 Qa2 26. Ra7 Qa1+ 27. Kh2 Qb2 28. Raxa6 Qxf2 29. Rd2 Qf1 30. Rad6 Bc3 31. R2d3 Bf6 32. c6 Bd8 33. Rd7 Bc7+ 34. g3 Qf2+ 35. Kh3 *", + "Moves": "f2g3", + "MovesSAN": "Qxg3#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1b2k1r/pp3pbp/n1p3p1/Q2p2N1/3q3P/2N5/PP2PPP1/R3KB1R w KQ - 0 14", + "PGN": "1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. Bg5 Ne4 6. cxd5 Nxg5 7. Nxg5 e6 8. Qd2 exd5 9. Qe3+ Kf8 10. h4 c6 11. Qf4 Qf6 12. Qc7 Na6 13. Qa5 Qxd4 *", + "Moves": "a5d8", + "MovesSAN": "Qd8#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "2k5/ppp5/3bp2p/Q7/5P2/5R1b/PPP1n1rN/R1B4K b - - 2 19", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nf3 Nc6 4. Nc3 Qa5 5. d4 Bf5 6. Bc4 O-O-O 7. Bxf7 e6 8. Bxg8 Rxg8 9. O-O h6 10. h3 g5 11. Ne2 g4 12. hxg4 Bxg4 13. Nh2 Rxd4 14. Qe1 Bh3 15. Nxd4 Rxg2+ 16. Kh1 Nxd4 17. Qxa5 Bd6 18. f4 Ne2 19. Rf3 *", + "Moves": "g2g1", + "MovesSAN": "Rg1#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "6k1/3R1p1p/4p1p1/5n2/2R1KPP1/r7/7P/8 b - - 6 38", + "PGN": "1. e4 c6 2. d4 d5 3. e5 c5 4. dxc5 Nc6 5. Nf3 Bg4 6. Be2 e6 7. Be3 Nge7 8. Nbd2 Nf5 9. Bg5 Be7 10. Bxe7 Qxe7 11. Nb3 Bxf3 12. Bxf3 Nxe5 13. O-O O-O 14. Re1 Nc4 15. Rb1 Qd7 16. Qd3 a5 17. Nd4 Nxd4 18. Qxd4 Rfc8 19. Rbd1 Qb5 20. b3 Na3 21. Qb2 Qb4 22. Re5 Qxc5 23. Rg5 g6 24. c4 Qe7 25. Rg3 dxc4 26. bxc4 Nxc4 27. Qxb7 Qb4 28. Qxb4 axb4 29. Bxa8 Rxa8 30. Rb3 Rxa2 31. Rxb4 Ne5 32. f4 Nc6 33. Rc4 Ne7 34. Rd7 Nf5 35. g4 Ra1+ 36. Kf2 Ra2+ 37. Kf3 Ra3+ 38. Ke4 *", + "Moves": "a3e3", + "MovesSAN": "Re3#", + "Themes": "endgame hookMate mate mateIn1 oneMove" + }, + { + "FEN": "r3k2r/ppp2ppp/2n1q3/2BPb3/8/5Q2/PPP2PPP/3RKB1R b Kkq - 0 12", + "PGN": "1. d4 e5 2. e4 d6 3. Nf3 Bg4 4. dxe5 Bxf3 5. Qxf3 Nc6 6. exd6 Bxd6 7. Nc3 Nf6 8. Be3 Be5 9. Bc5 Qd7 10. Rd1 Qe6 11. Nd5 Nxd5 12. exd5 *", + "Moves": "e5c3", + "MovesSAN": "Bc3#", + "Themes": "doubleCheck mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r2q1rk1/5ppp/p1n1p2n/1ppp4/1P4Q1/N1B1P3/P1P2PPP/3R1RK1 w - - 3 18", + "PGN": "1. d4 Nf6 2. Nc3 d5 3. Bd2 Bf5 4. e3 e6 5. Nf3 Bd6 6. Be2 O-O 7. Ne5 Bxe5 8. dxe5 Nfd7 9. O-O Nxe5 10. Nb5 c5 11. Bc3 Nec6 12. Bg4 Ne7 13. Bxf5 Nxf5 14. Qg4 a6 15. Na3 b5 16. b4 Nc6 17. Rad1 Nh6 *", + "Moves": "g4g7", + "MovesSAN": "Qxg7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/2p5/p5qp/P2P1Qpk/5p1P/5P2/5PK1/8 w - - 1 49", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nc3 Nc6 4. d3 h6 5. Bd2 Bc5 6. Be2 a6 7. a3 d6 8. O-O O-O 9. b4 Ba7 10. Nd5 Nxd5 11. exd5 Nd4 12. c3 Nxe2+ 13. Qxe2 Bg4 14. Qe4 f5 15. Qe1 Bxf3 16. gxf3 Qh4 17. Be3 Rf6 18. Bxa7 Rxa7 19. Kh1 Qh3 20. Qe3 Ra8 21. Rg1 f4 22. Qe2 Rf5 23. Rg2 Rh5 24. Rag1 Kh8 25. a4 Rf8 26. c4 Rff5 27. a5 Rfg5 28. Qd1 Qf5 29. Rxg5 Rxg5 30. Rxg5 Qxg5 31. b5 Qf5 32. bxa6 bxa6 33. Qb3 Qc8 34. Qb4 Kh7 35. c5 dxc5 36. Qxc5 Qd7 37. Qc6 Qd6 38. Kg1 Kg6 39. Qc4 Kf6 40. d4 g5 41. Kf1 Kg6 42. Qd3+ Kh5 43. Qe4 exd4 44. Qxd4 Kh4 45. Kg2 Qd7 46. Qd3 Qd6 47. Qf5 Kh5 48. h4 Qg6 *", + "Moves": "f5g4", + "MovesSAN": "Qg4#", + "Themes": "endgame mate mateIn1 oneMove queenEndgame" + }, + { + "FEN": "R5R1/2p1r2p/p3r2k/1p5p/1P4P1/P1n5/6K1/8 w - - 0 39", + "PGN": "1. e4 e5 2. Bc4 Be7 3. Bxf7+ Kxf7 4. Qh5+ g6 5. Qxe5 Nf6 6. Nf3 d6 7. Ng5+ Kg7 8. Ne6+ Bxe6 9. Qxe6 Re8 10. d3 Nc6 11. c3 Bf8 12. Qh3 d5 13. O-O dxe4 14. dxe4 Nxe4 15. Qh6+ Kg8 16. Qh3 Bg7 17. Bh6 Bxh6 18. Qxh6 Qf6 19. f3 Nd6 20. Nd2 Re5 21. Ne4 Nxe4 22. fxe4 Qe7 23. Rae1 Re8 24. Qf4 a6 25. Rf3 Na5 26. b4 Nc4 27. Ref1 b5 28. Qf7+ Qxf7 29. Rxf7 R8e7 30. Rf8+ Kg7 31. Ra8 R5e6 32. Rff8 Nd2 33. Rg8+ Kh6 34. g4 Nxe4 35. h4 Nxc3 36. a3 Ne4 37. Kg2 Nc3 38. h5 gxh5 *", + "Moves": "g4g5", + "MovesSAN": "g5#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r1b1r2k/ppp3pp/2n5/2b3q1/2R2p2/3Q4/PPBP1PPP/RNB3K1 w - - 3 19", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. Be2 f5 6. O-O Be7 7. Re1 Nf6 8. Bc4 d5 9. Bb3 O-O 10. c4 d4 11. c5+ Kh8 12. Qe2 Bxc5 13. Ng5 d3 14. Qf3 Ne4 15. Rxe4 Qxg5 16. Rc4 f4 17. Qxd3 Nc6 18. Bc2 Re8 *", + "Moves": "d3h7", + "MovesSAN": "Qxh7#", + "Themes": "kingsideAttack mate mateIn1 oneMove opening" + }, + { + "FEN": "2kr2r1/1ppb4/3p2q1/1NnP4/p1P2pPp/4P2P/NP1Q4/2KR1BR1 b - - 0 31", + "PGN": "1. d4 g6 2. c4 Bg7 3. e4 e5 4. d5 d6 5. Nc3 Qe7 6. Be2 Na6 7. Be3 f5 8. Nf3 Bh6 9. Bxh6 Nxh6 10. Qd2 Ng4 11. h3 Nf6 12. exf5 gxf5 13. O-O-O Nc5 14. Qc2 Bd7 15. Nd2 a5 16. Rhg1 h5 17. Bd3 e4 18. Be2 a4 19. Rde1 h4 20. Bf1 Nh5 21. Nf3 O-O-O 22. Nd4 Nf4 23. Kb1 Qg7 24. Rd1 Rhg8 25. g3 Nfd3 26. Ndb5 f4 27. g4 Nb4 28. Qd2 Qg6 29. Kc1 e3 30. fxe3 Nxa2+ 31. Nxa2 *", + "Moves": "c5b3", + "MovesSAN": "Nb3#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1bq1k1r/1p4p1/n1pb1nB1/p5p1/3P4/PQN5/1P3PPP/R1B2RK1 w - - 0 16", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 d6 4. c3 Be7 5. d4 exd4 6. cxd4 Nf6 7. Nc3 d5 8. exd5 Nb4 9. Qb3 a5 10. a3 Na6 11. d6 Bxd6 12. Bxf7+ Kf8 13. O-O c6 14. Ng5 h6 15. Bg6 hxg5 *", + "Moves": "b3f7", + "MovesSAN": "Qf7#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "6k1/1q4pp/r7/4QPb1/5p2/2B1p2P/1P3P2/4R1K1 w - - 0 31", + "PGN": "1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nf6 5. h3 Nc6 6. c3 e5 7. dxe5 Nxe5 8. Nf3 Nxd3+ 9. Qxd3 Be6 10. O-O Be7 11. Be3 O-O 12. Nbd2 Qc7 13. Rfe1 Rfd8 14. Rad1 a6 15. Bd4 b5 16. a3 Qb7 17. Nf1 Ne4 18. Ne3 a5 19. Nd2 b4 20. axb4 axb4 21. Nxe4 dxe4 22. Qe2 Ra2 23. Rd2 f5 24. g4 f4 25. Nf5 Bxf5 26. gxf5 bxc3 27. Bxc3 Rxd2 28. Qxd2 Bg5 29. Qd6 Ra6 30. Qe5 e3 *", + "Moves": "e5e8", + "MovesSAN": "Qe8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r2r2k1/p1n2pbp/2p3p1/2p1p1PP/7Q/2P1PbN1/P4P2/3R1KR1 b - - 0 21", + "PGN": "1. c3 g6 2. d3 Bg7 3. Nd2 Nf6 4. h3 O-O 5. g4 d5 6. Bg2 c5 7. Nf1 Nc6 8. Ng3 e5 9. g5 Ne8 10. h4 Nc7 11. h5 Be6 12. Qa4 d4 13. Bxc6 bxc6 14. Nf3 Bd5 15. e3 Bxf3 16. Rg1 dxc3 17. bxc3 Qxd3 18. Bd2 Rfd8 19. Qh4 Qxd2+ 20. Kf1 Qd1+ 21. Rxd1 *", + "Moves": "d8d1", + "MovesSAN": "Rxd1#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2rk3r/pQ4pp/4Pn2/2b4n/5p1q/1B6/PPP3PP/RNB2R1K b - - 1 15", + "PGN": "1. e4 e5 2. f4 exf4 3. Nf3 Nf6 4. e5 Nh5 5. Bc4 d5 6. Bb3 Bg4 7. O-O Bxf3 8. Qxf3 Qh4 9. Qxd5 Nd7 10. Qxf7+ Kd8 11. d4 c5 12. e6 Ndf6 13. Qxb7 Rc8 14. dxc5 Bxc5+ 15. Kh1 *", + "Moves": "h5g3", + "MovesSAN": "Ng3#", + "Themes": "mate mateIn1 middlegame oneMove pin" + }, + { + "FEN": "6Q1/5r2/3p1q1p/3P1n1k/5p2/5P2/PP4PP/4R1K1 w - - 0 34", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 h6 4. Bxf7+ Kxf7 5. Nxe5+ Nxe5 6. Qh5+ Ng6 7. d4 Qh4 8. Qf5+ Ke8 9. Qxg6+ Kd8 10. O-O Ne7 11. Qf7 Qxe4 12. Nc3 Qf5 13. Qc4 Qxc2 14. Bf4 d6 15. Rfc1 Qf5 16. Ne2 Be6 17. Qxc7+ Ke8 18. Qxb7 Rd8 19. Qxa7 Qg6 20. Bg3 Nf5 21. Nf4 Qf6 22. Nxe6 Rd7 23. Qb8+ Kf7 24. d5 g5 25. Rc8 Ke7 26. Re8+ Kf7 27. Rxf8+ Rxf8 28. Qxf8+ Kg6 29. Qe8+ Rf7 30. Qg8+ Kh5 31. Re1 Nxg3 32. f3 Nf5 33. Nf4+ gxf4 *", + "Moves": "g8g4", + "MovesSAN": "Qg4#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "6nr/1Q3ppp/4pk2/3B4/3P2q1/2P2b2/PP3PP1/RNB2RK1 b - - 0 17", + "PGN": "1. e4 c6 2. Bc4 d5 3. exd5 cxd5 4. Bb3 a5 5. c3 a4 6. Bxa4+ Nc6 7. Nf3 Bg4 8. O-O e6 9. d4 Bd6 10. Qb3 Bxf3 11. Qxb7 Bxh2+ 12. Kxh2 Qh4+ 13. Kg1 Qg4 14. Bxc6+ Kf8 15. Qxa8+ Ke7 16. Qb7+ Kf6 17. Bxd5 *", + "Moves": "g4g2", + "MovesSAN": "Qxg2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r2qkb1r/pppbpppp/5n2/n7/2BP1B2/1Q2P3/PP3PPP/RN2K1NR w KQkq - 3 7", + "PGN": "1. d4 Nf6 2. Bf4 d5 3. e3 Nc6 4. c4 dxc4 5. Bxc4 Bd7 6. Qb3 Na5 *", + "Moves": "c4f7", + "MovesSAN": "Bxf7#", + "Themes": "attackingF2F7 mate mateIn1 oneMove opening" + }, + { + "FEN": "r2B1rk1/pp3pp1/1b5p/3P4/2P1n3/2N2P1b/PP2B2P/R2Q2RK b - - 0 18", + "PGN": "1. e4 d5 2. exd5 Nf6 3. c4 c6 4. dxc6 Nxc6 5. f4 e5 6. fxe5 Nxe5 7. Nf3 Bg4 8. Be2 Nxf3+ 9. gxf3 Bd7 10. O-O Bc5+ 11. Kh1 O-O 12. d4 Bb6 13. Bg5 h6 14. Bh4 Bc6 15. d5 Bd7 16. Nc3 Bh3 17. Rg1 Ne4 18. Bxd8 *", + "Moves": "e4f2", + "MovesSAN": "Nf2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "4k3/1q3p1p/p1NR1p1b/P3p3/8/5R2/1Pr4P/7K w - - 0 29", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e5 7. Nb3 Be6 8. Be2 Nbd7 9. O-O b5 10. a4 b4 11. Nd5 Qb8 12. Bxf6 Nxf6 13. Nxf6+ gxf6 14. Nd2 Qc7 15. c3 bxc3 16. Rc1 Rg8 17. Rxc3 Qb7 18. Qc2 Bh6 19. Nc4 Rd8 20. Rd1 d5 21. Na5 Qb6 22. Nc6 Rd6 23. a5 Qb7 24. exd5 Bxd5 25. Bf3 Bxf3 26. Rxd6 Rxg2+ 27. Kh1 Rxf2+ 28. Rxf3 Rxc2 *", + "Moves": "d6d8", + "MovesSAN": "Rd8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r2q1rBk/pb1n1pp1/1p5p/3p2b1/3p3P/2P5/PPQN1PP1/2KR3R w - - 0 16", + "PGN": "1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nf3 Nf6 5. Bd3 Be7 6. Bg5 O-O 7. Nbd2 Nbd7 8. c3 b6 9. Qc2 Bb7 10. O-O-O h6 11. Bxf6 Bxf6 12. h4 c5 13. Ng5 cxd4 14. Bh7+ Kh8 15. Bg8 Bxg5 *", + "Moves": "c2h7", + "MovesSAN": "Qh7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "6r1/5p1k/1p1p2r1/pPpP3n/4P3/4Rp2/1P1B1P2/2QR1K1N b - - 0 40", + "PGN": "1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. e4 g6 7. Nf3 Bg7 8. a4 O-O 9. Be2 Re8 10. Nd2 b6 11. O-O Ba6 12. Bb5 Bxb5 13. axb5 a5 14. Re1 Nbd7 15. Nc4 Ne5 16. Na3 h6 17. h3 g5 18. h4 g4 19. Bf4 Qc7 20. Qd2 Kh7 21. Rad1 Re7 22. Qc2 Rae8 23. Ne2 Kh8 24. Ng3 Ng6 25. Bc1 Re5 26. Nc4 R5e7 27. h5 Ne5 28. Ne3 Rg8 29. Nef5 Ree8 30. Nxg7 Kxg7 31. Nf5+ Kh7 32. Bxh6 Nxh5 33. Qc1 Rg6 34. Bf4 Qd8 35. Bd2 Nf3+ 36. gxf3 gxf3+ 37. Kf1 Reg8 38. Ng3 Qh4 39. Re3 Qh1+ 40. Nxh1 *", + "Moves": "g6g1", + "MovesSAN": "Rg1#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "5N2/5R2/7k/3n2p1/p1n2P2/8/2r3PK/8 w - - 0 51", + "PGN": "1. e4 c6 2. Nc3 d5 3. Nf3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Bc4 e6 7. O-O Nd7 8. Re1 Ngf6 9. d4 Be7 10. c3 O-O 11. Bg5 b5 12. Bd3 a5 13. Bxg6 hxg6 14. Qe2 Nd5 15. Rad1 Bxg5 16. Nxg5 Qxg5 17. Ne4 Qe7 18. Qf3 N7f6 19. Ng3 a4 20. a3 Nb6 21. h4 Rac8 22. Re5 Nc4 23. Rc5 Nd5 24. h5 Qf6 25. Qg4 gxh5 26. Nxh5 Qg6 27. Qh4 Qh6 28. Re1 g6 29. Nf6+ Kg7 30. Qxh6+ Kxh6 31. Nd7 Rfd8 32. Ne5 Kg7 33. Nxc6 Rd6 34. Na7 Rxc5 35. dxc5 Rd7 36. Nxb5 Nxb2 37. c6 Rd8 38. c7 Rc8 39. Rb1 Nc4 40. Rd1 Nxc7 41. Nd4 Nd5 42. Rb1 Nxa3 43. Rb7 Rxc3 44. Nxe6+ Kf6 45. Nd8 Rc1+ 46. Kh2 Nc4 47. Rxf7+ Kg5 48. Ne6+ Kh6 49. Nf8 Rc2 50. f4 g5 *", + "Moves": "f7h7", + "MovesSAN": "Rh7#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "r1bkr3/2qnb1pp/p1nNp3/1p1pP3/3p4/2NBB3/PPP3PP/R4RK1 w - - 0 17", + "PGN": "1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. f4 c5 6. Be3 Nc6 7. Nf3 Qc7 8. Bd3 Be7 9. O-O a6 10. f5 b5 11. fxe6 fxe6 12. Ng5 cxd4 13. Qh5+ Kd8 14. Nf7+ Ke8 15. Nd6+ Kd8 16. Qe8+ Rxe8 *", + "Moves": "d6f7", + "MovesSAN": "Nf7#", + "Themes": "mate mateIn1 middlegame oneMove smotheredMate" + }, + { + "FEN": "r2r3k/3q1p1p/p2bp3/1pp5/6R1/3P1Q1P/PPP2PP1/R5K1 w - - 2 19", + "PGN": "1. e4 c5 2. Nc3 d6 3. Bb5+ Bd7 4. Bxd7+ Qxd7 5. Nf3 Nc6 6. O-O Nf6 7. Re1 e6 8. d3 Be7 9. h3 O-O 10. Bf4 Rfd8 11. e5 dxe5 12. Nxe5 Nxe5 13. Bxe5 a6 14. Qf3 b5 15. Ne4 Nxe4 16. Rxe4 Bd6 17. Bxg7 Kxg7 18. Rg4+ Kh8 *", + "Moves": "f3f6", + "MovesSAN": "Qf6#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1b2r1k/4q1p1/pp1b1N1p/2p5/7B/4nN2/PPQ2PPP/R4RK1 w - - 0 18", + "PGN": "1. d4 d5 2. Bf4 Nf6 3. c4 e6 4. Nf3 c5 5. e3 Bd6 6. Bg5 Nbd7 7. Be2 O-O 8. O-O b6 9. Nc3 a6 10. cxd5 h6 11. dxe6 fxe6 12. Bh4 e5 13. Bc4+ Kh8 14. dxe5 Nxe5 15. Ne4 Nxc4 16. Qc2 Qe7 17. Nxf6 Nxe3 *", + "Moves": "c2h7", + "MovesSAN": "Qh7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "6k1/1p1b1Rp1/p2P3p/3p4/3q3n/3B4/PP3RP1/6K1 w - - 0 31", + "PGN": "1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 c6 6. Qc2 Nbd7 7. cxd5 exd5 8. Bd3 h6 9. Bh4 O-O 10. Nf3 Re8 11. O-O Nf8 12. h3 Be6 13. Ne5 N6d7 14. Bxe7 Qxe7 15. f4 Nxe5 16. fxe5 Qg5 17. Qf2 Re7 18. Qf4 Qh5 19. Rae1 Ng6 20. Qf3 Qg5 21. e4 Nh4 22. Qe2 Bxh3 23. Rf2 Rd8 24. exd5 cxd5 25. Nb5 a6 26. Nd6 Rxd6 27. exd6 Rxe2 28. Rexe2 Bd7 29. Re7 Qg4 30. Rexf7 Qxd4 *", + "Moves": "f7f8", + "MovesSAN": "Rf8#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "r1b4k/pp4p1/3Np2r/3p4/6P1/P2B2Pq/1PQ2P2/R4RK1 b - - 0 23", + "PGN": "1. e4 e6 2. d4 c5 3. Bd3 cxd4 4. Nf3 Nc6 5. O-O Nf6 6. c3 dxc3 7. Nxc3 Bb4 8. Qc2 O-O 9. e5 Ng4 10. Bxh7+ Kh8 11. Bf4 f6 12. exf6 Qxf6 13. Bg5 Nd4 14. Nxd4 Qxg5 15. Nf3 Qh5 16. Bg6 Qh6 17. h3 Rxf3 18. hxg4 Rf6 19. Bd3 d5 20. a3 Bd6 21. g3 Qh3 22. Nb5 Rh6 23. Nxd6 *", + "Moves": "h3h1", + "MovesSAN": "Qh1#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "1nkr1b1r/Q1p2p2/2P2q1p/4pbp1/2P5/8/PP2BPPP/R1B2RK1 w - - 0 17", + "PGN": "1. e4 d5 2. exd5 Nf6 3. Nc3 Nxd5 4. Nxd5 Qxd5 5. d4 Nc6 6. c3 Bf5 7. Nf3 O-O-O 8. Be2 h6 9. O-O g5 10. c4 Qe6 11. d5 Qg6 12. Qa4 Nb8 13. Qxa7 e6 14. Ne5 Qf6 15. Nc6 bxc6 16. dxc6 e5 *", + "Moves": "a7b7", + "MovesSAN": "Qb7#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "r7/kp4p1/3q1p1p/1Q1PpB1P/PR1bP1P1/1K6/8/8 w - - 3 51", + "PGN": "1. e4 c6 2. Nc3 d5 3. d4 dxe4 4. Bg5 Bf5 5. f3 e3 6. Bc4 Nf6 7. h4 h6 8. Bf4 e6 9. g4 Bg6 10. h5 Bh7 11. Bxe3 Bd6 12. Bf2 Nbd7 13. Qe2 Qe7 14. O-O-O Nb6 15. Bb3 O-O-O 16. Ne4 Bf4+ 17. Kb1 Nbd5 18. c4 Nb6 19. Nh3 Bc7 20. a3 Kb8 21. Rd2 Rhe8 22. Ka2 e5 23. Nxf6 Qxf6 24. d5 cxd5 25. cxd5 Qd6 26. Bg3 f6 27. Rhd1 Bg8 28. Nf2 Bh7 29. Ne4 Bxe4 30. fxe4 Rc8 31. Bf2 Nd7 32. Ba4 Red8 33. Rc2 Bb6 34. Bxd7 Rxc2 35. Qxc2 Bxf2 36. Be6 Bd4 37. Rc1 a6 38. Qb3 Ka7 39. Rc4 Rb8 40. Qc2 Bb6 41. Qb3 Bd4 42. Bf5 Bb6 43. a4 a5 44. Rc2 Rd8 45. Qc4 Rb8 46. Qb5 Rd8 47. Rc4 Rb8 48. b4 axb4 49. Rxb4 Ra8 50. Kb3 Bd4 *", + "Moves": "b5b7", + "MovesSAN": "Qxb7#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "5r1k/rbq1bpp1/p6p/2p2Q2/3p4/3B4/PPP2PPP/R4RK1 w - - 0 22", + "PGN": "1. e4 e5 2. Bc4 d6 3. Nf3 h6 4. d4 exd4 5. Nxd4 Nf6 6. Nc3 Be7 7. O-O O-O 8. Qf3 Nc6 9. Nxc6 bxc6 10. Qg3 Kh8 11. Be3 d5 12. exd5 cxd5 13. Bb5 c6 14. Bd3 c5 15. Nb5 a6 16. Nc7 Ra7 17. Bf4 Nh5 18. Qf3 Nxf4 19. Qxf4 Qxc7 20. Qf3 Bb7 21. Qf5 d4 *", + "Moves": "f5h7", + "MovesSAN": "Qh7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1b1kbnr/1p3ppp/p7/4p3/2q1P3/2N5/PPPQ1PPP/2KR3R w kq - 0 12", + "PGN": "1. e4 c5 2. Nc3 Nc6 3. Nf3 e6 4. d4 a6 5. Be3 cxd4 6. Nxd4 Nxd4 7. Bxd4 Qc7 8. Bc4 Qxc4 9. Qd2 d6 10. O-O-O e5 11. Bxe5 dxe5 *", + "Moves": "d2d8", + "MovesSAN": "Qd8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "rn1q2r1/pbpp1p2/1pk1p3/7N/P1BQ1n2/8/2P2PPP/R4RK1 w - - 0 19", + "PGN": "1. e4 b6 2. Bc4 Bb7 3. Nc3 e6 4. d4 Bb4 5. a3 Bxc3+ 6. bxc3 Bxe4 7. Ne2 Bb7 8. O-O Nf6 9. Nf4 h6 10. Nh5 Ne4 11. Nxg7+ Kf8 12. Nh5 Rg8 13. d5 Nxc3 14. Qd3 Nxd5 15. Bxh6+ Ke7 16. Qd4 Kd6 17. Bf4+ Kc6 18. a4 Nxf4 *", + "Moves": "c4b5", + "MovesSAN": "Bb5#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "5rk1/1pq3pp/2p5/p2p4/3PP3/1P1Q3P/PB2R1Pb/7K b - - 4 26", + "PGN": "1. d4 d5 2. e3 c6 3. Nf3 Nf6 4. Be2 Bf5 5. O-O e6 6. b3 Be7 7. Bb2 Nbd7 8. Nbd2 O-O 9. c4 Ne4 10. cxd5 exd5 11. Rc1 Nxd2 12. Qxd2 Nf6 13. Bd3 Ne4 14. Bxe4 Bxe4 15. Ne1 a5 16. Nd3 Bxd3 17. Qxd3 f5 18. f3 Bd6 19. Rce1 Qc7 20. h3 Bg3 21. Re2 Rae8 22. e4 fxe4 23. fxe4 Rxf1+ 24. Kxf1 Rf8+ 25. Kg1 Bh2+ 26. Kh1 *", + "Moves": "f8f1", + "MovesSAN": "Rf1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "rnbq1rk1/p4pp1/2p1pb1p/1p4N1/2B4P/1P2P3/P1QP1PP1/RN2K2R w KQ - 0 11", + "PGN": "1. Nf3 d5 2. c4 dxc4 3. e3 c6 4. Bxc4 Nf6 5. b3 e6 6. Bb2 Be7 7. Qc2 O-O 8. Ng5 h6 9. h4 b5 10. Bxf6 Bxf6 *", + "Moves": "c2h7", + "MovesSAN": "Qh7#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "Q7/8/6p1/3p3p/7P/1pk1P1P1/2p5/2K5 b - - 0 51", + "PGN": "1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Bg5 Be7 5. e3 O-O 6. Nc3 a6 7. cxd5 exd5 8. Bd3 c6 9. O-O Nbd7 10. Rc1 Re8 11. Ne5 Nf8 12. f4 Ne6 13. Bxf6 Bxf6 14. Qh5 g6 15. Qf3 Bxe5 16. fxe5 Rf8 17. Na4 Qa5 18. b3 Qb4 19. Nc5 Nxc5 20. Rxc5 Qd2 21. Bb1 Be6 22. h4 h5 23. Rc2 Qa5 24. Rcf2 Qd8 25. Qf6 Qxf6 26. Rxf6 Rae8 27. Bd3 Kg7 28. R6f3 Rh8 29. Rg3 Bg4 30. Rf2 Re6 31. Be2 Bxe2 32. Rxe2 Rf8 33. Rf2 f6 34. Rgf3 Rf7 35. Rxf6 Rfxf6 36. exf6+ Rxf6 37. Rxf6 Kxf6 38. Kf2 a5 39. Kf3 Kf5 40. g3 b6 41. Kf2 Ke4 42. Ke2 c5 43. dxc5 bxc5 44. a4 c4 45. b4 axb4 46. a5 c3 47. a6 b3 48. Kd1 Kd3 49. a7 c2+ 50. Kc1 Kc3 51. a8=Q *", + "Moves": "b3b2", + "MovesSAN": "b2#", + "Themes": "advancedPawn endgame mate mateIn1 oneMove queenEndgame" + }, + { + "FEN": "1R6/5p2/4N1pk/7p/1b6/8/r4PPP/6K1 w - - 0 31", + "PGN": "1. e3 d5 2. d4 g6 3. c4 Bg7 4. cxd5 Nf6 5. Nc3 Nxd5 6. Bc4 Nxc3 7. bxc3 c5 8. Qb3 O-O 9. Ne2 Nc6 10. Bb5 Bd7 11. O-O Be6 12. Qa4 Rc8 13. Bxc6 Rxc6 14. Qxa7 Qc7 15. Rb1 Ra6 16. Qxb7 Qxb7 17. Rxb7 Rxa2 18. Nf4 Bc4 19. Re1 e5 20. Nh3 cxd4 21. cxd4 exd4 22. exd4 Bxd4 23. Rd7 Bb6 24. Bh6 Be6 25. Rb7 Ba5 26. Bxf8 Bxe1 27. Rb8 h5 28. Bb4+ Kh7 29. Ng5+ Kh6 30. Nxe6 Bxb4 *", + "Moves": "b8h8", + "MovesSAN": "Rh8#", + "Themes": "anastasiaMate endgame mate mateIn1 oneMove" + }, + { + "FEN": "1k4r1/1pp3q1/p1n5/4pQ2/7p/P1BPRP2/1PP3R1/6K1 b - - 0 29", + "PGN": "1. e4 Nf6 2. Nc3 e5 3. d3 d5 4. exd5 Nxd5 5. Nxd5 Qxd5 6. Nf3 Nc6 7. Be2 Bg4 8. O-O O-O-O 9. Nd2 Bxe2 10. Qxe2 f6 11. Nb3 h5 12. Be3 h4 13. h3 Be7 14. Rad1 Kb8 15. a3 f5 16. Bd2 g5 17. Bc3 Bf6 18. Nd2 Rhg8 19. Qf3 Qd7 20. Nc4 g4 21. hxg4 Rxg4 22. Ne3 Rg6 23. Qxf5 Qg7 24. f3 Rg8 25. Rf2 a6 26. Rdd2 Bg5 27. Rde2 Bxe3 28. Rxe3 Rxg2+ 29. Rxg2 *", + "Moves": "g7g2", + "MovesSAN": "Qxg2#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "4r1k1/p3Pp1p/1pnq2p1/8/3N2n1/1P6/P3QPPP/3R1RK1 b - - 0 22", + "PGN": "1. e4 d5 2. exd5 Nf6 3. d4 g6 4. c4 Bg7 5. Nc3 O-O 6. Nf3 c6 7. dxc6 Nxc6 8. d5 Na5 9. Be3 b6 10. Rc1 Ba6 11. b3 Qd6 12. Be2 Qb4 13. O-O Ng4 14. Bd4 e5 15. dxe6 Rad8 16. Nd5 Rxd5 17. cxd5 Bxe2 18. Qxe2 Bxd4 19. e7 Re8 20. d6 Qxd6 21. Rcd1 Nc6 22. Nxd4 *", + "Moves": "d6h2", + "MovesSAN": "Qxh2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r5k1/p1p2pbp/2p2np1/4N3/Q5b1/2PqP3/PP1N1PPP/R3K2R b KQ - 0 14", + "PGN": "1. d4 d6 2. c3 g6 3. Nf3 Bg7 4. Bf4 Nf6 5. e3 O-O 6. Bd3 Nc6 7. Nbd2 Re8 8. Bg3 e5 9. dxe5 dxe5 10. Bb5 Bg4 11. Bxc6 bxc6 12. Qa4 Qd3 13. Bxe5 Rxe5 14. Nxe5 *", + "Moves": "d3e2", + "MovesSAN": "Qe2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r7/ppqn1ppk/2pbrn1p/5N2/4P3/2N3QP/PPP2PP1/3RR1K1 w - - 0 17", + "PGN": "1. e4 e5 2. Nf3 d6 3. h3 Nf6 4. Nc3 Be7 5. Bc4 O-O 6. O-O h6 7. d4 exd4 8. Nxd4 Re8 9. Nf5 Bf8 10. Re1 Be6 11. Bxe6 Rxe6 12. Qf3 c6 13. Qg3 Kh7 14. Bf4 Nbd7 15. Rad1 Qc7 16. Bxd6 Bxd6 *", + "Moves": "g3g7", + "MovesSAN": "Qxg7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "1Q6/8/5rpk/p5qp/8/5B1P/5rP1/4R2K w - - 0 47", + "PGN": "1. d4 e5 2. d5 d6 3. c4 c6 4. Nc3 f5 5. e3 Nf6 6. Nf3 e4 7. Nd4 cxd5 8. Nxd5 Nc6 9. a3 Nxd4 10. Qxd4 Be7 11. Be2 O-O 12. O-O b6 13. Bd2 Bb7 14. a4 Nxd5 15. cxd5 Bf6 16. Qb4 Qe7 17. Bc4 a5 18. Qb3 Kh8 19. Bc3 h6 20. Rfd1 Rac8 21. Bxf6 Qxf6 22. Be2 f4 23. exf4 Qxf4 24. Rf1 Qd2 25. Bg4 Bxd5 26. Qxb6 Rb8 27. Qxd6 Rfd8 28. Qe5 Rxb2 29. Rad1 Qg5 30. Rxd5 Rxd5 31. Qe8+ Kh7 32. Qxe4+ g6 33. h3 Rb4 34. Qe8 Rd8 35. Qf7+ Kh8 36. Qc7 Rxa4 37. Re1 Rad4 38. Qc3 h5 39. Bf3 Kh7 40. Qc7+ Kh6 41. Qb6 R8d6 42. Qb8 Rd8 43. Qb6 R4d6 44. Qb2 Rf6 45. Kh1 Rd2 46. Qb8 Rxf2 *", + "Moves": "b8h8", + "MovesSAN": "Qh8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r4rk1/pp2ppb1/1q1p1Pp1/3P4/4PPn1/P5N1/1P4P1/R1BQK2R b KQ - 0 16", + "PGN": "1. e4 c5 2. c3 Nc6 3. d4 cxd4 4. cxd4 d6 5. a3 Nf6 6. Nc3 g6 7. Nf3 Bg7 8. h4 O-O 9. Be2 Bg4 10. Ng5 Bxe2 11. Nxe2 h6 12. d5 Ne5 13. f4 Neg4 14. Ng3 hxg5 15. hxg5 Qb6 16. gxf6 *", + "Moves": "b6f2", + "MovesSAN": "Qf2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1b1r2k/p6n/5qp1/1N2p1N1/2B5/4P3/PP3PP1/1K5R w - - 0 24", + "PGN": "1. d4 d5 2. Bf4 e6 3. e3 Bd6 4. Qg4 g6 5. Qf3 Nf6 6. c4 O-O 7. Nc3 Bxf4 8. Qxf4 Nbd7 9. Nf3 Nh5 10. Qh6 c5 11. Ng5 Nhf6 12. O-O-O Qe7 13. h4 Re8 14. h5 Nf8 15. hxg6 fxg6 16. dxc5 Qxc5 17. Kb1 dxc4 18. Rd4 b5 19. Rf4 Qe7 20. Nxb5 e5 21. Bxc4+ Kh8 22. Rxf6 Qxf6 23. Qxh7+ Nxh7 *", + "Moves": "h1h7", + "MovesSAN": "Rxh7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3rr1k1/Qpq2ppp/8/2P5/3Nb1n1/4P3/PP2BPPP/2R2RK1 b - - 2 17", + "PGN": "1. d4 d5 2. c4 Nf6 3. Nf3 Bf5 4. Nc3 e6 5. Bg5 Be7 6. e3 O-O 7. Be2 Nbd7 8. O-O c5 9. cxd5 exd5 10. Bxf6 Bxf6 11. Nxd5 Be4 12. Nxf6+ Nxf6 13. dxc5 Qc7 14. Rc1 Rad8 15. Qa4 Rfe8 16. Qxa7 Ng4 17. Nd4 *", + "Moves": "c7h2", + "MovesSAN": "Qxh2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "Qn2kb1r/p1pbqppp/5n2/3P4/8/5p2/PPPPBPPP/RNB1K2R b KQk - 2 8", + "PGN": "1. e4 e5 2. Nf3 d5 3. exd5 e4 4. Qe2 Nf6 5. Qb5+ Bd7 6. Qxb7 exf3 7. Qxa8 Qe7+ 8. Be2 *", + "Moves": "e7e2", + "MovesSAN": "Qxe2#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "5rk1/4r1pp/1p1b1p2/p1pP1B1q/P2p1P2/1P1P2Q1/2PB1K1P/R5R1 b - - 0 23", + "PGN": "1. d3 d5 2. Nf3 c5 3. g3 Nc6 4. Bg2 e5 5. O-O Bd6 6. e4 Nge7 7. Nc3 d4 8. Nd5 Nxd5 9. exd5 Ne7 10. Re1 f6 11. Nh4 O-O 12. f4 exf4 13. gxf4 Nf5 14. Nxf5 Bxf5 15. Qf3 Qd7 16. Bd2 Rae8 17. Qg3 b6 18. b3 Qf7 19. a4 Qg6 20. Kf2 a5 21. Be4 Qh5 22. Rg1 Re7 23. Bxf5 *", + "Moves": "h5e2", + "MovesSAN": "Qe2#", + "Themes": "master masterVsMaster mate mateIn1 middlegame oneMove" + }, + { + "FEN": "rnb2rk1/pppp2pp/4pq2/4N3/3P4/8/PPP2PPP/R2QKB1R b KQ - 3 9", + "PGN": "1. d4 f5 2. Nc3 Nf6 3. e4 fxe4 4. Bg5 e6 5. Nxe4 Be7 6. Nxf6+ Bxf6 7. Bxf6 Qxf6 8. Nf3 O-O 9. Ne5 *", + "Moves": "f6f2", + "MovesSAN": "Qxf2#", + "Themes": "attackingF2F7 mate mateIn1 middlegame oneMove" + }, + { + "FEN": "5rk1/1brnbpp1/p1qp3p/1p6/8/P1nQBN1P/1PB2PP1/R3R1K1 w - - 0 20", + "PGN": "1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 4. c3 a6 5. Ba4 b5 6. Bc2 Ngf6 7. d4 cxd4 8. cxd4 e6 9. O-O Bb7 10. Re1 Be7 11. a3 O-O 12. Bg5 h6 13. Bd2 Qb6 14. h3 Rac8 15. Nc3 Rc7 16. Be3 Qc6 17. d5 exd5 18. exd5 Nxd5 19. Qd3 Nxc3 *", + "Moves": "d3h7", + "MovesSAN": "Qh7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/8/p4N1k/3p4/1PbP4/7p/5P1P/2r1R1K1 b - - 3 49", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd8 4. Nf3 Nf6 5. d4 e6 6. Be2 c6 7. O-O Be7 8. Ne5 Nbd7 9. Nf3 O-O 10. Bg5 b6 11. Bd3 Bb7 12. Ne5 Nd5 13. Bxe7 Qxe7 14. Qh5 f5 15. Nf3 Nf4 16. Qg5 Qxg5 17. Nxg5 Rf6 18. Bc4 Nd5 19. Rfe1 Re8 20. Nxd5 cxd5 21. Bb5 Re7 22. Nxe6 a6 23. Bxd7 Rxd7 24. Nf4 g5 25. Nh5 Rh6 26. Ng3 f4 27. Nf5 Rf6 28. Re5 Rdf7 29. Re8+ Rf8 30. Rxf8+ Kxf8 31. g4 fxg3 32. Nxg3 Bc6 33. c3 Bd7 34. a4 b5 35. axb5 Bxb5 36. b4 Bc4 37. Re1 Rf7 38. Re5 Rf3 39. Re3 Rf7 40. Ne2 h5 41. Ng3 h4 42. Nh5 Kg8 43. Re5 Kh7 44. Rxg5 Kh6 45. Re5 Rf3 46. Kg2 Rxc3 47. Nf6 h3+ 48. Kg1 Rc1+ 49. Re1 *", + "Moves": "c1e1", + "MovesSAN": "Rxe1#", + "Themes": "endgame hangingPiece mate mateIn1 oneMove" + }, + { + "FEN": "5rk1/pp2Pp1p/6pq/Q3bb2/8/5B2/PPP3PP/R4R1K b - - 0 21", + "PGN": "1. d4 g6 2. e4 Bg7 3. Nc3 d5 4. exd5 Nf6 5. Bc4 c6 6. dxc6 Nxc6 7. Be3 Ng4 8. Nf3 O-O 9. O-O Nxe3 10. fxe3 e5 11. d5 Na5 12. Be2 Qb6 13. Qd3 Bf5 14. Qb5 Qxe3+ 15. Kh1 e4 16. Qxa5 exf3 17. Bxf3 Rae8 18. d6 Be5 19. Nd5 Qh6 20. Ne7+ Rxe7 21. dxe7 *", + "Moves": "h6h2", + "MovesSAN": "Qxh2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2k4r/Q1p2p1p/1B4p1/3q4/4p3/8/PPP2PPK/8 w - - 6 28", + "PGN": "1. e4 d5 2. exd5 Nf6 3. Nf3 Bg4 4. Be2 Qxd5 5. Nc3 Qf5 6. O-O Nc6 7. d4 O-O-O 8. Be3 e5 9. d5 e4 10. Nh4 Bxe2 11. Qxe2 Qd7 12. dxc6 Qxc6 13. Nf5 g6 14. Nd4 Qd7 15. Rfd1 a6 16. Ndb5 Qe8 17. Na7+ Kb8 18. Rxd8+ Qxd8 19. Rd1 Bd6 20. Nc6+ bxc6 21. Qxa6 Nd5 22. Nxd5 cxd5 23. Rxd5 Bxh2+ 24. Kxh2 Qxd5 25. Ba7+ Ka8 26. Bb6+ Kb8 27. Qa7+ Kc8 *", + "Moves": "a7c7", + "MovesSAN": "Qxc7#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r1b1r2R/4kp2/p1np1np1/q7/1pp1P1P1/5P2/PPPQB3/1NKR4 w - - 0 22", + "PGN": "1. e4 d6 2. d4 g6 3. Nc3 Bg7 4. f3 Nc6 5. Be3 e5 6. Nge2 exd4 7. Nxd4 Nf6 8. Qd2 O-O 9. O-O-O Ne5 10. h4 a6 11. Be2 Re8 12. g4 c5 13. Nb3 c4 14. Nd4 b5 15. h5 b4 16. Nb1 Qa5 17. hxg6 hxg6 18. Bh6 Bh8 19. Bf8 Kxf8 20. Rxh8+ Ke7 21. Nc6+ Nxc6 *", + "Moves": "d2d6", + "MovesSAN": "Qxd6#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1b1k2r/pp3ppp/2n5/4Pp2/1PPp1P2/3Kb3/4N1PP/R1BQ1B1R b kq - 0 16", + "PGN": "1. e4 e6 2. d4 d5 3. Nc3 c6 4. e5 c5 5. f4 Nc6 6. Nf3 cxd4 7. Nxd4 Bc5 8. Nce2 Qb6 9. c3 Nge7 10. a3 Nf5 11. Nxf5 exf5 12. b4 Bf2+ 13. Kd2 d4 14. c4 Be3+ 15. Kd3 Qxb4 16. axb4 *", + "Moves": "c6b4", + "MovesSAN": "Nxb4#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "5r1k/R3Q1pp/2b1B3/8/4p3/2q5/2P3PP/6K1 w - - 1 26", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. Nc3 e6 4. d4 cxd4 5. Nxd4 Nf6 6. Be3 Bb4 7. Bd3 d5 8. exd5 Nxd5 9. Nxc6 bxc6 10. O-O Nxe3 11. fxe3 Bxc3 12. bxc3 Qa5 13. Qf3 O-O 14. Qxc6 Rb8 15. Qe4 f5 16. Qc4 Bd7 17. Rab1 Rbc8 18. Qb4 Qxa2 19. Ra1 Qd5 20. Rxa7 Bc6 21. e4 fxe4 22. Rxf8+ Rxf8 23. Qe7 Qe5 24. Bc4 Qxc3 25. Bxe6+ Kh8 *", + "Moves": "e7f8", + "MovesSAN": "Qxf8#", + "Themes": "endgame hangingPiece mate mateIn1 oneMove" + }, + { + "FEN": "r3k3/pp1b2pp/1qn1p3/2p1P1b1/3p2P1/1P1P1Q2/P1P4P/RN3R1K w q - 0 19", + "PGN": "1. e4 e6 2. f4 d5 3. d3 c5 4. e5 Nc6 5. Nf3 Qb6 6. Be2 Bd7 7. O-O Nge7 8. Kh1 Nf5 9. g4 Nfe7 10. Be3 d4 11. Bg1 Ng6 12. b3 Nxf4 13. Ng5 Nxe2 14. Nxf7 Nxg1 15. Nxh8 Nh3 16. Nf7 Be7 17. Qf3 Ng5 18. Nxg5 Bxg5 *", + "Moves": "f3f8", + "MovesSAN": "Qf8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2kr1b1r/ppp2ppp/2n5/4P3/4n3/7P/PPPNN1P1/R1BKR3 b - - 2 11", + "PGN": "1. e4 d5 2. d3 dxe4 3. dxe4 Qxd1+ 4. Kxd1 e5 5. f4 Bg4+ 6. Be2 Nf6 7. h3 Bxe2+ 8. Nxe2 Nxe4 9. Re1 Nc6 10. fxe5 O-O-O+ 11. Nd2 *", + "Moves": "e4f2", + "MovesSAN": "Nf2#", + "Themes": "mate mateIn1 middlegame oneMove smotheredMate" + }, + { + "FEN": "1B3r1k/6pp/p7/8/3N4/2P5/P5PP/5Q1K b - - 0 35", + "PGN": "1. d4 d5 2. Bf4 Nf6 3. e3 c5 4. c3 Nc6 5. Nd2 a6 6. dxc5 e5 7. Bg3 Bxc5 8. Ngf3 e4 9. Nd4 O-O 10. Be2 Qb6 11. Rb1 Nd7 12. O-O Nde5 13. N2b3 f5 14. Nxc5 Qxc5 15. Qd2 Ng6 16. Rfd1 Nce7 17. b4 Qb6 18. Bh5 Qf6 19. b5 Ne5 20. Be2 N7g6 21. bxa6 bxa6 22. Qc2 f4 23. exf4 Nxf4 24. Bf1 Ned3 25. Qb3 Kh8 26. Rxd3 Nxd3 27. Bxd3 exd3 28. Qxd5 Bg4 29. Qe4 Bh5 30. Qxd3 Bg6 31. Qd1 Bxb1 32. Qxb1 Rab8 33. Bxb8 Qxf2+ 34. Kh1 Qf1+ 35. Qxf1 *", + "Moves": "f8f1", + "MovesSAN": "Rxf1#", + "Themes": "backRankMate endgame mate mateIn1 oneMove" + }, + { + "FEN": "r2q1rk1/pb3pp1/n2p1b1p/1p1P4/2p5/P2Q4/1P3PPP/RBB1RNK1 w - - 0 19", + "PGN": "1. e4 e5 2. Nf3 d6 3. d4 exd4 4. Nxd4 h6 5. c4 Nf6 6. Nc3 Be7 7. Be2 c5 8. Nf3 Nc6 9. O-O O-O 10. Nd5 Nxe4 11. Bd3 Nf6 12. Re1 Nxd5 13. cxd5 Nb4 14. Bb1 Bf6 15. a3 Na6 16. Nd2 b5 17. Nf1 Bb7 18. Qd3 c4 *", + "Moves": "d3h7", + "MovesSAN": "Qh7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "1r6/8/2k5/K1P1Pp1p/1R3Pp1/6P1/7P/8 b - - 2 37", + "PGN": "1. d4 d5 2. c4 Nf6 3. Nc3 Nc6 4. Nf3 Bg4 5. e3 h6 6. g3 Qd7 7. Bg2 g5 8. cxd5 Nxd5 9. Ne5 Nxe5 10. f3 Nxc3 11. bxc3 Bf5 12. dxe5 Qxd1+ 13. Kxd1 O-O-O+ 14. Ke2 e6 15. Bb2 Bc5 16. Rad1 Rhf8 17. e4 Bg6 18. Rxd8+ Kxd8 19. Rd1+ Ke7 20. c4 a5 21. a4 c6 22. Bd4 Bxd4 23. Rxd4 f5 24. exf5 exf5 25. Rd6 Bf7 26. c5 h5 27. Ke3 Bb3 28. Rd4 Rb8 29. f4 g4 30. Kd3 b5 31. Bxc6 bxa4 32. Bxa4 Bxa4 33. Rxa4 Ra8 34. Kc4 Kd7 35. Kb5 Rb8+ 36. Kxa5 Kc6 37. Rb4 *", + "Moves": "b8a8", + "MovesSAN": "Ra8#", + "Themes": "endgame mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "2kr3r/pp4p1/2q1P1p1/3N1p2/P1pP1Q2/2P1P3/6PP/5RK1 w - - 3 27", + "PGN": "1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Ne7 7. a4 Nbc6 8. Ne2 Qa5 9. Bd2 Bd7 10. c4 Qc7 11. cxd5 exd5 12. c3 O-O-O 13. Be3 c4 14. Nf4 Bf5 15. Qf3 Be4 16. Qh3+ Kb8 17. Be2 Ng6 18. O-O Na5 19. Bf3 Nb3 20. Bxe4 Nxa1 21. Bxg6 hxg6 22. Qf3 Nc2 23. e6 Nxe3 24. fxe3 f5 25. Nxd5 Qc6 26. Qf4+ Kc8 *", + "Moves": "d5e7", + "MovesSAN": "Ne7#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "4r3/pb3pkp/6p1/1pp5/3q1N2/3P2PP/PPP2Q1R/4R1K1 b - - 0 24", + "PGN": "1. e4 c5 2. Nc3 d6 3. g3 Nc6 4. Bg2 g6 5. d3 Bg7 6. Be3 Nf6 7. h3 O-O 8. Qd2 Rb8 9. Bh6 b5 10. Bxg7 Kxg7 11. f4 e5 12. Nce2 d5 13. fxe5 Nxe5 14. exd5 Nxd5 15. Nf3 Re8 16. Nxe5 Rxe5 17. O-O Ne3 18. Rf2 Nxg2 19. Rxg2 Bb7 20. Rf2 Qd5 21. Rh2 Rbe8 22. Nf4 Qd4+ 23. Qf2 Re1+ 24. Rxe1 *", + "Moves": "e8e1", + "MovesSAN": "Rxe1#", + "Themes": "kingsideAttack master mate mateIn1 middlegame oneMove pin" + }, + { + "FEN": "r1b1k2r/p2p2pp/2pPp3/2q2p2/2P1n3/2B5/PP3PPP/2RQKB1R b Kkq - 4 14", + "PGN": "1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Nxc6 bxc6 7. e5 Nd5 8. Ne4 f5 9. Nd6+ Bxd6 10. exd6 Qa5+ 11. Bd2 Qc5 12. c4 Nf6 13. Bc3 Ne4 14. Rc1 *", + "Moves": "c5f2", + "MovesSAN": "Qxf2#", + "Themes": "attackingF2F7 mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r6R/6p1/6pn/6Nk/1p4pP/5P1K/1P6/8 w - - 0 35", + "PGN": "1. d4 d5 2. c4 Bf5 3. cxd5 Qxd5 4. Nc3 Qd8 5. e4 Bg6 6. Nf3 e6 7. Qb3 b6 8. Bg5 Be7 9. Bxe7 Nxe7 10. Bb5+ c6 11. Be2 O-O 12. O-O Nd7 13. a4 a6 14. Rfd1 b5 15. axb5 axb5 16. e5 Qb6 17. Rxa8 Rxa8 18. Nh4 b4 19. Nxg6 hxg6 20. Ne4 Nd5 21. g3 c5 22. Bc4 cxd4 23. Bxd5 exd5 24. Qxd5 Ra7 25. Qxd4 Qxd4 26. Rxd4 Nxe5 27. Rd8+ Kh7 28. Ng5+ Kh6 29. h4 Kh5 30. Kg2 f5 31. Kh3 Ng4 32. f3 Nh6 33. Rh8 Ra8 34. g4+ fxg4+ *", + "Moves": "f3g4", + "MovesSAN": "fxg4#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "5r1k/pp1bb1p1/1qnp2Qp/4p1r1/8/1NNB1P1P/PPP3P1/R4R1K w - - 6 19", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb3 Nf6 6. Bg5 Be7 7. Nc3 O-O 8. Be2 h6 9. Bxf6 Bxf6 10. O-O d6 11. Bc4 Kh8 12. h3 Be7 13. Qh5 f5 14. f3 Bd7 15. exf5 Rxf5 16. Qg6 Qb6+ 17. Kh1 Raf8 18. Bd3 Rg5 *", + "Moves": "g6h7", + "MovesSAN": "Qh7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2kr1b2/1b1p4/p1q1p1r1/1p1n1p2/5Q2/2PBPPBP/PP4P1/3R1RK1 w - - 5 26", + "PGN": "1. d4 Nf6 2. Bf4 e6 3. e3 a6 4. Nf3 b5 5. Bd3 Bb7 6. Nbd2 c5 7. c3 Nc6 8. O-O Be7 9. Qe2 h5 10. dxc5 Bxc5 11. Rad1 h4 12. h3 Nh5 13. Bh2 Qc8 14. Nxh4 Nf4 15. Bxf4 Rxh4 16. Bg3 Rh6 17. Qg4 Bf8 18. Ne4 f5 19. Nd6+ Bxd6 20. Qxg7 Bf8 21. Qg8 Ne7 22. Qg5 Qc6 23. f3 Rg6 24. Qh4 O-O-O 25. Qf4 Nd5 *", + "Moves": "f4b8", + "MovesSAN": "Qb8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "rn1qkb1r/6pp/p3P3/1p1p4/4p3/5Q2/PPP3PP/R1B1K2R w KQkq - 0 15", + "PGN": "1. e4 c5 2. Bc4 e6 3. f4 a6 4. Nf3 b5 5. Be2 Bb7 6. Nc3 Nf6 7. d4 cxd4 8. Nxd4 Nxe4 9. Nxe4 Bxe4 10. Bf3 Bxf3 11. Qxf3 d5 12. f5 e5 13. Ne6 fxe6 14. fxe6 e4 *", + "Moves": "f3f7", + "MovesSAN": "Qf7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "6R1/k1p5/1p3p2/pR6/8/2b1PB2/r2r4/5K2 w - - 4 34", + "PGN": "1. e4 e5 2. Nf3 d6 3. d4 Bg4 4. dxe5 Nc6 5. exd6 Bxd6 6. Ke2 Qe7 7. Nc3 Nf6 8. Be3 Nxe4 9. Nxe4 Qxe4 10. Ke1 O-O-O 11. Qc1 Bxf3 12. gxf3 Qxf3 13. Rg1 g6 14. Be2 Qd5 15. Qd1 Bxh2 16. Qxd5 Rxd5 17. Rg2 Be5 18. c3 Rhd8 19. Bf3 R5d6 20. Ke2 Ne7 21. Rh1 h5 22. Rgg1 Nf5 23. Bg5 f6 24. Be3 Nxe3 25. fxe3 Rd2+ 26. Ke1 Rxb2 27. Rxg6 Rxa2 28. Rxh5 Bxc3+ 29. Kf1 a5 30. Bg4+ Kb8 31. Rb5 b6 32. Bf3 Rdd2 33. Rg8+ Ka7 *", + "Moves": "g8a8", + "MovesSAN": "Ra8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "6rk/6pp/2p2p1N/1q2p3/5n2/1r5P/5PP1/2R2RK1 w - - 0 40", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. c3 Nf6 4. e5 Nd5 5. d4 d6 6. exd6 Qxd6 7. dxc5 Qxc5 8. Be2 Bf5 9. O-O e6 10. Nbd2 Be7 11. Nb3 Qb6 12. Nbd4 Bg4 13. Bb5 O-O 14. Nxc6 bxc6 15. Be2 Rab8 16. Nd4 Bxe2 17. Qxe2 Bf6 18. Nb3 a5 19. Rb1 a4 20. Nd2 Bxc3 21. Nc4 Qa6 22. Qg4 Rb4 23. b3 Rfb8 24. Ba3 R4b7 25. Bd6 axb3 26. axb3 Ra8 27. Be5 Bxe5 28. Nxe5 Rab8 29. Qf3 f6 30. Nc4 Rb4 31. h3 Qb7 32. Qe2 e5 33. Rbc1 Qb5 34. Qg4 Rxb3 35. Qe6+ Kh8 36. Nd6 Nf4 37. Nf7+ Kg8 38. Nh6+ Kh8 39. Qg8+ Rxg8 *", + "Moves": "h6f7", + "MovesSAN": "Nf7#", + "Themes": "mate mateIn1 middlegame oneMove smotheredMate" + }, + { + "FEN": "4r3/p5r1/1p1Q4/3P2k1/4Pp2/1q3Pp1/2R5/3K3R w - - 1 53", + "PGN": "1. d4 g6 2. e4 Bg7 3. c4 d6 4. Nc3 Nf6 5. Bg5 h6 6. Bxf6 Bxf6 7. Nf3 O-O 8. Qd2 Bg7 9. Be2 c5 10. d5 e6 11. O-O exd5 12. cxd5 Re8 13. Bd3 Nd7 14. h3 Ne5 15. Nh2 Nxd3 16. Qxd3 Qb6 17. Rab1 Bd7 18. Rfe1 Qd8 19. Re3 Be5 20. Rf3 Qg5 21. Kh1 b6 22. Ne2 h5 23. Ng1 f5 24. Re3 f4 25. Ree1 Bd4 26. Ngf3 Qf6 27. Nxd4 cxd4 28. Nf3 Re7 29. Rbc1 Rae8 30. Rc7 g5 31. Nxd4 g4 32. hxg4 hxg4 33. f3 Qh6+ 34. Kg1 g3 35. Kf1 Qh1+ 36. Ke2 Qxg2+ 37. Kd1 Qf2 38. Rf1 Qxb2 39. Rc2 Ba4 40. Nb3 Qa3 41. Qc3 Bxb3 42. axb3 Qc5 43. Qf6 Qb5 44. Rh1 Rg7 45. Qh6 Qxb3 46. Qh8+ Kf7 47. Qh5+ Ke7 48. Qh4+ Kd7 49. Qh3+ Kd8 50. Qc8+ Ke7 51. Qc7+ Kf6 52. Qxd6+ Kg5 *", + "Moves": "d6h6", + "MovesSAN": "Qh6#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "1k4r1/pp6/5b2/2p1p2p/1PPpPP1P/P2Q3R/4N1BK/R5r1 b - - 0 31", + "PGN": "1. e4 c5 2. Ne2 Nc6 3. c3 Nf6 4. f3 d5 5. d3 e5 6. Nd2 h5 7. h4 d4 8. c4 Be7 9. g3 Be6 10. Kf2 Qd7 11. a3 O-O-O 12. b3 Nh7 13. f4 f5 14. exf5 Bxf5 15. Ne4 Rhf8 16. Kg2 Bxe4+ 17. dxe4 Nf6 18. Qd3 Kb8 19. f5 g6 20. fxg6 Rg8 21. Bg5 Rxg6 22. Bxf6 Bxf6 23. Ng1 Rdg8 24. Rh3 Qg7 25. Ne2 Nd8 26. b4 Ne6 27. Kh2 Nf4 28. gxf4 Rg2+ 29. Kh1 Rg1+ 30. Kh2 Qg2+ 31. Bxg2 *", + "Moves": "g8g2", + "MovesSAN": "R8xg2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/7p/3p4/2pP1Q2/2P1nP1k/1P2P2P/2pr4/2b3K1 w - - 1 43", + "PGN": "1. d4 Nf6 2. c4 c5 3. d5 b5 4. e3 b4 5. Nf3 d6 6. Bd3 g6 7. Bc2 Bg7 8. Ba4+ Bd7 9. Bxd7+ Nbxd7 10. O-O a5 11. a3 O-O 12. axb4 axb4 13. Rxa8 Qxa8 14. Nbd2 Qa2 15. b3 Ra8 16. Ne1 Ne5 17. f4 Ned7 18. Nd3 e5 19. Rf2 e4 20. Nxe4 Nxe4 21. Rxa2 Rxa2 22. Qg4 f5 23. Qd1 Ndf6 24. Bb2 Nc3 25. Bxc3 bxc3 26. Nc1 Rd2 27. Qf3 Ne4 28. h3 c2 29. g4 Bb2 30. gxf5 gxf5 31. Qh5 Bxc1 32. Qe8+ Kg7 33. Qe7+ Kg6 34. Qe8+ Kh6 35. Qf8+ Kg6 36. Qg8+ Kf6 37. Qd8+ Kf7 38. Qd7+ Kf8 39. Qd8+ Kg7 40. Qe7+ Kh6 41. Qf8+ Kh5 42. Qxf5+ Kh4 *", + "Moves": "f5g4", + "MovesSAN": "Qg4#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "2r2rk1/pb2bpp1/4pn1p/2pq4/P1Pp4/NP2P3/2QBBPPP/R4RK1 b - - 0 16", + "PGN": "1. d4 Nf6 2. Nf3 d5 3. e3 b6 4. Bd3 Bb7 5. O-O e6 6. c3 Be7 7. Qc2 O-O 8. Ne5 h6 9. b3 Nbd7 10. Nxd7 Qxd7 11. Bd2 c5 12. dxc5 bxc5 13. Be2 Rac8 14. a4 d4 15. Na3 Qd5 16. c4 *", + "Moves": "d5g2", + "MovesSAN": "Qxg2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1bbk2r/pp3ppp/3p4/q3p2Q/1nB5/P2P4/1PP2PPP/RN3RK1 w kq - 2 13", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Nb4 6. d6 Nfd5 7. d3 cxd6 8. a3 Qa5 9. Bd2 Be7 10. Qh5 Bxg5 11. Bxb4 Nxb4 12. O-O Bd8 *", + "Moves": "h5f7", + "MovesSAN": "Qxf7#", + "Themes": "attackingF2F7 mate mateIn1 oneMove opening" + }, + { + "FEN": "rnbk1bnr/pppp1Qpp/8/8/2B1P2q/6p1/PPPP3P/RNB1K1NR w KQ - 1 7", + "PGN": "1. e4 e5 2. f4 exf4 3. Bc4 Qe7 4. Qf3 Qh4+ 5. g3 fxg3 6. Qxf7+ Kd8 *", + "Moves": "f7f8", + "MovesSAN": "Qxf8#", + "Themes": "hangingPiece mate mateIn1 oneMove opening" + }, + { + "FEN": "8/3Q4/4K1kp/1p1P4/1P4P1/8/8/5q2 b - - 0 56", + "PGN": "1. Nf3 Nf6 2. g3 d5 3. Bg2 c6 4. c4 e6 5. O-O Be7 6. d4 O-O 7. Nbd2 Nbd7 8. Qc2 b6 9. e4 dxe4 10. Nxe4 Bb7 11. Rd1 Nxe4 12. Qxe4 Nf6 13. Qc2 Qc7 14. Bf4 Bd6 15. Bxd6 Qxd6 16. c5 Qc7 17. Ne5 Nd5 18. Nc4 Ba6 19. Bxd5 cxd5 20. Nd6 Rfd8 21. Rac1 Qc6 22. b4 b5 23. h4 Rd7 24. h5 h6 25. Rd3 Rad8 26. Rf3 Rc7 27. Rc3 Bc8 28. Qd2 Bd7 29. Qf4 Be8 30. a4 a6 31. axb5 axb5 32. Kg2 f6 33. Ra3 Bxh5 34. Re1 Bf7 35. g4 Rdd7 36. Ra8+ Kh7 37. Rf8 Ra7 38. Rxf7 Rxf7 39. Rxe6 Rfe7 40. Qf5+ Kg8 41. f4 Qa8 42. Kh3 Ra3+ 43. Kh4 g5+ 44. Kh5 Rh3+ 45. Kg6 Rg7+ 46. Kxf6 Qf8+ 47. Ke5 Re3+ 48. Kxd5 Qxf5+ 49. Nxf5 Rxe6 50. Kxe6 gxf4 51. Nxg7 Kxg7 52. c6 f3 53. c7 f2 54. c8=Q f1=Q 55. Qd7+ Kg6 56. d5 *", + "Moves": "f1f6", + "MovesSAN": "Qf6#", + "Themes": "endgame master mate mateIn1 oneMove queenEndgame" + }, + { + "FEN": "2r3k1/6pp/p1p5/P1bP4/R4B2/2N3Pq/1PP4P/5Q1K b - - 0 27", + "PGN": "1. e4 Nf6 2. Nc3 d5 3. e5 Nfd7 4. f4 e6 5. Nf3 c5 6. Bb5 Nc6 7. a4 a6 8. Be2 Be7 9. O-O O-O 10. d3 f6 11. exf6 Nxf6 12. Ne5 Nd7 13. Nxc6 bxc6 14. a5 Qc7 15. Bg4 Nf6 16. Bh3 e5 17. fxe5 Qxe5 18. Bxc8 Raxc8 19. Ra4 c4 20. dxc4 Bc5+ 21. Kh1 Ng4 22. g3 Nf2+ 23. Rxf2 Rxf2 24. Bf4 Qe6 25. cxd5 Qh3 26. Qg1 Rf1 27. Qxf1 *", + "Moves": "h3f1", + "MovesSAN": "Qxf1#", + "Themes": "hangingPiece mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2r2rk1/pb2bppp/1p2p3/3qP3/3p1P2/PP1Q3R/1BPN2PP/R5K1 w - - 2 18", + "PGN": "1. d4 Nf6 2. Nf3 e6 3. e3 b6 4. a3 Bb7 5. Bd3 d5 6. Nbd2 Be7 7. O-O O-O 8. b3 c5 9. Bb2 cxd4 10. exd4 Nc6 11. Qe2 Rc8 12. Ne5 Nxe5 13. dxe5 Nd7 14. f4 Nc5 15. Rf3 Nxd3 16. Qxd3 d4 17. Rh3 Qd5 *", + "Moves": "d3h7", + "MovesSAN": "Qxh7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "4r1k1/1p1R2p1/2p2p1p/p1P2n2/Pq6/8/1PQ2PPP/4R1K1 b - - 0 34", + "PGN": "1. e4 e6 2. d4 d6 3. Nc3 Nf6 4. Nf3 Nc6 5. Bb5 Bd7 6. O-O h6 7. a4 Be7 8. Be3 O-O 9. Qe2 a6 10. Bc4 Na7 11. e5 dxe5 12. Nxe5 Nc6 13. Rad1 Nb4 14. d5 exd5 15. Nxd5 Nbxd5 16. Bxd5 Qc8 17. Qf3 c6 18. Bb3 Be6 19. Rd3 Bxb3 20. Rxb3 Bd6 21. Nc4 Bc7 22. Bc5 Re8 23. Bd6 Re6 24. Bxc7 Qxc7 25. Rd1 Rae8 26. Ne3 Nd5 27. Rbd3 Qb6 28. c4 Nxe3 29. Rd7 f6 30. Qg3 Nf5 31. Qc3 a5 32. c5 Qb4 33. Qc2 Re1+ 34. Rxe1 *", + "Moves": "b4e1", + "MovesSAN": "Qxe1#", + "Themes": "endgame kingsideAttack mate mateIn1 oneMove" + }, + { + "FEN": "r1b1r3/5q1k/p1pp1B1p/1pb1p2Q/4P3/P1PP3P/1P3PP1/R3K2R w KQ - 0 18", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 a6 5. a3 Nf6 6. Bg5 h6 7. Bh4 d6 8. Nc3 b5 9. Ba2 O-O 10. Nd5 Re8 11. h3 Nd4 12. c3 Nxf3+ 13. Qxf3 c6 14. Nxf6+ gxf6 15. Bxf6 Qd7 16. Qh5 Kh7 17. Bxf7 Qxf7 *", + "Moves": "h5f7", + "MovesSAN": "Qxf7#", + "Themes": "hangingPiece mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2R2r1k/6pp/p7/8/1P3p2/P7/2P3P1/7K w - - 2 31", + "PGN": "1. d4 d5 2. e3 c5 3. dxc5 Qa5+ 4. Nc3 e6 5. a3 Qxc5 6. Bd2 Bd7 7. Nf3 Nc6 8. Bb5 a6 9. Bxc6 Bxc6 10. Ne5 Bd6 11. Nxc6 bxc6 12. O-O Nf6 13. b4 Qa7 14. Qf3 Qc7 15. Rfe1 Bxh2+ 16. Kh1 Bd6 17. e4 O-O 18. Bg5 Nxe4 19. Nxe4 dxe4 20. Rxe4 Be5 21. Rae1 f6 22. Qh3 Rae8 23. f4 Bd6 24. Rxe6 Rxe6 25. Qxe6+ Kh8 26. Rd1 fxg5 27. Rxd6 gxf4 28. Rxc6 Qf7 29. Qxf7 Rxf7 30. Rc8+ Rf8 *", + "Moves": "c8f8", + "MovesSAN": "Rxf8#", + "Themes": "backRankMate endgame hangingPiece mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "8/8/2B4p/PK1R2p1/2n2pP1/r1k2P2/5P1P/8 b - - 4 52", + "PGN": "1. c4 e6 2. Nc3 f5 3. Nf3 Nf6 4. d4 Bb4 5. Bg5 h6 6. Bxf6 Qxf6 7. a3 Bxc3+ 8. bxc3 b6 9. a4 a5 10. Rb1 Bb7 11. c5 Bxf3 12. exf3 bxc5 13. Rb7 cxd4 14. Qxd4 Qxd4 15. cxd4 c6 16. Bd3 Ke7 17. g4 f4 18. Kd2 Kd6 19. Rhb1 Rd8 20. R1b6 Kd5 21. Kc3 g5 22. Be4+ Kd6 23. Bd3 Ke7 24. Bc4 Kf6 25. Kd3 d5 26. Bb3 Na6 27. Kc3 Nb4 28. Rh7 Rh8 29. Rbb7 Rxh7 30. Rxh7 Kg6 31. Re7 Kf6 32. Rh7 Re8 33. Ra7 e5 34. Rxa5 Rb8 35. dxe5+ Kxe5 36. Bc2 Rb6 37. Bg6 Na2+ 38. Kc2 Kd4 39. Be8 Nc3 40. Ra7 c5 41. a5 Rb4 42. Bc6 Rc4 43. Kb2 Nd1+ 44. Kb3 Rc3+ 45. Ka4 Nb2+ 46. Kb5 Rb3+ 47. Ka6 Nc4 48. Rd7 Ra3 49. Rxd5+ Kc3 50. Rxc5 Kd4 51. Rd5+ Kc3 52. Kb5 *", + "Moves": "a3a5", + "MovesSAN": "Rxa5#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "2r2rk1/1bp1bpp1/p3pn1p/Bp1qN3/3P4/P2BP3/1PQ2PPP/2R2RK1 b - - 0 16", + "PGN": "1. c4 Nf6 2. d4 e6 3. Nc3 d5 4. e3 a6 5. Nf3 dxc4 6. Bxc4 b5 7. Bd3 Bb7 8. Qc2 Nbd7 9. Ne4 Be7 10. Bd2 h6 11. O-O O-O 12. Rac1 Rc8 13. Nxf6+ Nxf6 14. Ba5 Qd7 15. Ne5 Qd5 16. a3 *", + "Moves": "d5g2", + "MovesSAN": "Qxg2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1b1k2r/p1Q2ppp/1B2p3/1p1qP3/2p1n3/2P5/PP1N1PPP/R3KB1R b KQkq - 0 13", + "PGN": "1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. Nf3 Nf6 5. d4 c4 6. Qa4+ b5 7. Qa5 Nc6 8. Qc7 e6 9. Ne5 Nxe5 10. dxe5 Ne4 11. Be3 Bc5 12. Nd2 Bb6 13. Bxb6 *", + "Moves": "d5d2", + "MovesSAN": "Qxd2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "rn2q1k1/pp6/2p3pp/3P4/3PNBnQ/1B4P1/PP2Nr1b/R3R2K b - - 0 22", + "PGN": "1. e4 f5 2. exf5 Nh6 3. Qh5+ Nf7 4. Bc4 d5 5. Bb3 e6 6. fxe6 Bxe6 7. d3 c6 8. Ne2 g6 9. Qf3 Bd6 10. O-O O-O 11. Qe3 Bc8 12. Re1 Ne5 13. d4 Ng4 14. Qg5 Bxh2+ 15. Kh1 Qd6 16. g3 Rxf2 17. Bf4 Qf8 18. Nd2 Bf5 19. c4 h6 20. Qh4 Qe8 21. cxd5 Be4+ 22. Nxe4 *", + "Moves": "e8e4", + "MovesSAN": "Qxe4#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "rnb1k2r/pppp1ppp/8/2q1p3/2B1P1n1/3PBN2/PPP1K1PP/RN1Q1R2 b kq - 4 8", + "PGN": "1. e4 e5 2. Nf3 Bc5 3. Bc4 Bxf2+ 4. Kxf2 Qe7 5. Rf1 Nf6 6. d3 Qc5+ 7. Be3 Ng4+ 8. Ke2 *", + "Moves": "c5e3", + "MovesSAN": "Qxe3#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "r4rk1/pb3pbp/1p4p1/2pq4/3N4/P2P3P/1P2BPP1/1RBQR1K1 b - - 0 15", + "PGN": "1. e4 c5 2. c4 Nc6 3. Nc3 g6 4. Nf3 Bg7 5. d3 e6 6. Be2 Nge7 7. O-O O-O 8. h3 d5 9. cxd5 exd5 10. exd5 Nxd5 11. Nxd5 Qxd5 12. Re1 b6 13. a3 Bb7 14. Rb1 Nd4 15. Nxd4 *", + "Moves": "d5g2", + "MovesSAN": "Qxg2#", + "Themes": "kingsideAttack master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "rn2k1nr/1bp2ppp/p3p3/1p2N1BQ/1bpP2P1/2N1P3/PPq2P1P/R3KB1R w KQkq - 1 11", + "PGN": "1. d4 d5 2. c4 dxc4 3. Nc3 a6 4. Bf4 b5 5. e3 Bb7 6. Nf3 e6 7. Ne5 Bb4 8. Qh5 Qf6 9. Bg5 Qf5 10. g4 Qc2 *", + "Moves": "h5f7", + "MovesSAN": "Qxf7#", + "Themes": "attackingF2F7 mate mateIn1 middlegame oneMove" + }, + { + "FEN": "5rk1/1q3p1p/4P1pP/p1p2P2/P1P5/2Q3K1/8/1B4n1 w - - 0 40", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd8 4. d4 e6 5. Nf3 c6 6. Bc4 b5 7. Bb3 a5 8. a4 b4 9. Ne4 Ba6 10. c4 bxc3 11. bxc3 Nf6 12. Bg5 Be7 13. Bxf6 Bxf6 14. Nc5 O-O 15. Nxa6 Nxa6 16. Qd3 Nc7 17. Bc2 g6 18. O-O Nd5 19. Rfe1 Rb8 20. Ne5 Qc7 21. Rab1 Rxb1 22. Bxb1 Nf4 23. Qf3 Bxe5 24. dxe5 Nh5 25. g4 Ng7 26. h4 c5 27. h5 Qe7 28. h6 Ne8 29. Qh3 Nc7 30. c4 Na6 31. f4 Nb4 32. f5 exf5 33. gxf5 Qg5+ 34. Kh1 Nc6 35. Rg1 Qe7 36. e6 Ne5 37. Qc3 Qb7+ 38. Kh2 Nf3+ 39. Kg3 Nxg1 *", + "Moves": "c3g7", + "MovesSAN": "Qg7#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r2q1rk1/pbpnbpp1/1p1p3p/3np1N1/2P4P/1P2P3/PBQP1PP1/R3KB1R w KQ - 0 11", + "PGN": "1. c4 e5 2. Nc3 d6 3. b3 Nf6 4. Bb2 Be7 5. e3 O-O 6. Qc2 Nbd7 7. Nf3 b6 8. h4 Bb7 9. Ng5 h6 10. Nd5 Nxd5 *", + "Moves": "c2h7", + "MovesSAN": "Qh7#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "5r1k/6pp/8/p4q2/2p2P2/Q1P3KP/PP4P1/4R3 b - - 0 36", + "PGN": "1. e4 e5 2. Nf3 d6 3. Bc4 Be7 4. d4 exd4 5. Qxd4 Nf6 6. Nc3 O-O 7. O-O Nc6 8. Qd2 Bg4 9. Qf4 Bxf3 10. Qxf3 Nd4 11. Qd3 c5 12. Nd5 Nd7 13. c3 Ne5 14. Nxe7+ Qxe7 15. Qd1 Ndf3+ 16. Kh1 Qh4 17. h3 Nxc4 18. Qxf3 Ne5 19. Qe3 f5 20. f4 Ng4 21. Qe2 Nh6 22. exf5 Nxf5 23. Qc4+ Kh8 24. Rf3 Rae8 25. Bd2 Ng3+ 26. Kh2 Ne4 27. Be1 Qf6 28. Bg3 Nd2 29. Qd5 Nxf3+ 30. Qxf3 Qf5 31. Qxb7 a5 32. Qb6 c4 33. Qxd6 Rd8 34. Qa3 Rd3 35. Re1 Rxg3 36. Kxg3 *", + "Moves": "f5f4", + "MovesSAN": "Qxf4#", + "Themes": "dovetailMate endgame mate mateIn1 oneMove" + }, + { + "FEN": "4r2k/p1qP2pp/1pP5/8/8/P4n2/6PP/RR5K w - - 0 34", + "PGN": "1. e4 e5 2. f4 Nc6 3. Nf3 Bc5 4. fxe5 Nge7 5. d4 Bb6 6. Be2 O-O 7. O-O d6 8. exd6 cxd6 9. Kh1 Ng6 10. Bg5 f6 11. Be3 Bg4 12. Nbd2 d5 13. c3 dxe4 14. Nxe4 Bxf3 15. Bxf3 f5 16. Ng5 f4 17. Ne6 Qd6 18. Nxf8 Rxf8 19. Bg1 Nce7 20. c4 Qb8 21. c5 Bc7 22. d5 Be5 23. d6 Nf5 24. a3 Bxb2 25. Qb3+ Kh8 26. Qxb2 Ne3 27. Rfb1 b6 28. d7 Rd8 29. c6 Qc7 30. Qd4 Nh4 31. Bxe3 fxe3 32. Qxe3 Nxf3 33. Qe8+ Rxe8 *", + "Moves": "d7e8q", + "MovesSAN": "dxe8=Q#", + "Themes": "advancedPawn backRankMate endgame mate mateIn1 oneMove promotion" + }, + { + "FEN": "rnbqrk2/pp2bppQ/2p4p/4p3/8/BP1B4/P1P2PPP/RN2K2R w KQ - 2 15", + "PGN": "1. e4 e5 2. Nf3 d6 3. d4 exd4 4. Bc4 Be7 5. Qxd4 Nf6 6. Ng5 O-O 7. e5 dxe5 8. Qh4 h6 9. Ne4 Nxe4 10. Qxe4 Bf6 11. Bd3 Re8 12. Qh7+ Kf8 13. b3 c6 14. Ba3+ Be7 *", + "Moves": "h7h8", + "MovesSAN": "Qh8#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "8/8/1n4Q1/1q6/8/p4kPP/5P2/6K1 w - - 1 47", + "PGN": "1. d4 d5 2. c4 dxc4 3. e3 Be6 4. Na3 c6 5. Nxc4 Nf6 6. Nf3 g6 7. Be2 Bg7 8. O-O O-O 9. b4 Nbd7 10. Bb2 Nb6 11. Na5 Qc8 12. Rc1 Bxa2 13. b5 Bd5 14. Ne5 Qe6 15. bxc6 bxc6 16. Nexc6 Rfc8 17. Nb4 Rxc1 18. Qxc1 Rc8 19. Qa1 Ba8 20. Rc1 Nfd5 21. Nd3 Rxc1+ 22. Qxc1 h5 23. Bf3 h4 24. h3 Qd7 25. e4 Qb5 26. Qd2 Nf6 27. d5 Nfd7 28. Bxg7 Kxg7 29. Qc3+ Kh7 30. Nc6 e6 31. Nd8 exd5 32. Nxf7 Kg8 33. Nh6+ Kh7 34. Nf7 Kg8 35. Ng5 dxe4 36. Nxe4 Bxe4 37. Bxe4 Kf7 38. Qh8 Nf6 39. Qxh4 Nxe4 40. Qxe4 a5 41. Ne5+ Kf6 42. Nxg6 a4 43. Nf4 a3 44. Qe6+ Kg5 45. Qg6+ Kxf4 46. g3+ Kf3 *", + "Moves": "g6g4", + "MovesSAN": "Qg4#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "6r1/pp6/2p1R2B/5k1p/2P3r1/1P1P1p2/P4PbK/4R3 w - - 0 36", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. Bb5 e5 4. Bxc6 dxc6 5. O-O Bd6 6. c4 f5 7. d3 Nf6 8. h3 O-O 9. Nbd2 f4 10. b3 Bc7 11. Qc2 Kh8 12. Re1 Ng8 13. Nf1 Nh6 14. N1h2 g5 15. Bb2 Nf7 16. Ng4 h5 17. Ngxe5 Nxe5 18. Nxe5 Bxe5 19. Bxe5+ Kh7 20. Qc3 f3 21. Re3 g4 22. gxf3 gxf3 23. Bg3 Bxh3 24. Qe5 Kh6 25. Qxc5 Rg8 26. Kh2 Bg2 27. Bf4+ Kg7 28. Bg5 Qd7 29. Qe5+ Kf8 30. Bh6+ Kf7 31. Qf5+ Qxf5 32. exf5 Rg4 33. Re4 Rag8 34. Rae1 Kf6 35. Re6+ Kxf5 *", + "Moves": "e1e5", + "MovesSAN": "R1e5#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "3nr1k1/pp4pp/8/8/3P4/P1R3P1/1P1Qp2P/5R1K b - - 0 30", + "PGN": "1. c4 e5 2. Nc3 Nf6 3. e3 Nc6 4. d4 exd4 5. exd4 Bb4 6. Ne2 O-O 7. a3 Bxc3+ 8. Nxc3 Re8+ 9. Be3 d5 10. Be2 dxc4 11. O-O Be6 12. Bf3 Nd5 13. Nxd5 Bxd5 14. Bxd5 Qxd5 15. Rc1 Rad8 16. Qg4 Re4 17. Qg3 Rd6 18. Rfd1 Rg6 19. Qh3 f5 20. g3 f4 21. Qc8+ Nd8 22. Rxc4 fxe3 23. f3 e2 24. Re1 Re8 25. Qxc7 Qxf3 26. Rc3 Qd5 27. Qf4 Rf6 28. Qd2 Rf1+ 29. Rxf1 Qh1+ 30. Kxh1 *", + "Moves": "e2f1q", + "MovesSAN": "exf1=Q#", + "Themes": "advancedPawn endgame hangingPiece mate mateIn1 oneMove promotion" + }, + { + "FEN": "8/p5r1/k7/p7/2R5/P2P2p1/5r2/KR6 w - - 6 59", + "PGN": "1. d4 Nf6 2. Bg5 Ne4 3. Bf4 g5 4. Be5 f6 5. e3 h5 6. Be2 g4 7. Bf4 Bh6 8. Bxh6 Rxh6 9. Nd2 Nxd2 10. Qxd2 d6 11. e4 Rg6 12. h3 Kf7 13. hxg4 hxg4 14. O-O-O Qg8 15. f4 Nc6 16. f5 Rg5 17. Bc4+ e6 18. Ne2 Nd8 19. Nf4 Ke7 20. Qc3 c6 21. fxe6 Bxe6 22. d5 Bf7 23. Qb3 c5 24. Ne6 Bxe6 25. dxe6 b6 26. Qb5 Nxe6 27. Qc6 Rd8 28. Bxe6 Kxe6 29. e5 fxe5 30. Qd5+ Ke7 31. Qe4 Rg6 32. Rh5 Rd7 33. Rdh1 Rg7 34. Qf5 Qf7 35. Qd3 Kd8 36. b4 Kc7 37. b5 d5 38. Rh8 Qf4+ 39. Kb1 Qb4+ 40. Kc1 c4 41. Qg3 Qxb5 42. Qxe5+ Kb7 43. Re8 Ka6 44. Rd1 Qc5 45. Qe1 d4 46. Re5 Qa3+ 47. Kb1 Rgf7 48. Re4 c3 49. Qe2+ Kb7 50. Qb5 Qa5 51. Qxa5 bxa5 52. a3 d3 53. cxd3 Rf2 54. Rc4 Rxg2 55. Rxc3 g3 56. Rc4 Rg7 57. Ka1 Rf2 58. Rb1+ Ka6 *", + "Moves": "c4c6", + "MovesSAN": "Rc6#", + "Themes": "endgame master mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "1Q6/pp3kp1/5q2/2p2p2/3n4/2NP4/PP1r2P1/4R1K1 w - - 4 32", + "PGN": "1. e4 c5 2. f4 d6 3. f5 Nf6 4. Nc3 e6 5. Bb5+ Nc6 6. Nf3 Be7 7. O-O O-O 8. fxe6 Bxe6 9. Ng5 Bg4 10. Be2 Bxe2 11. Qxe2 h6 12. Nf3 Re8 13. d3 d5 14. e5 Bd6 15. Bf4 Ng4 16. Qd2 Ngxe5 17. Nxd5 Nxf3+ 18. Rxf3 Nd4 19. Rff1 Re2 20. Qd1 Rxc2 21. Bxh6 Bxh2+ 22. Kxh2 Qh4+ 23. Kg1 Qxh6 24. Ne7+ Kf8 25. Nd5 Re8 26. Nc3 Rd2 27. Qg4 Re6 28. Rae1 Rxe1 29. Rxe1 f5 30. Qg3 Qf6 31. Qb8+ Kf7 *", + "Moves": "b8e8", + "MovesSAN": "Qe8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "6k1/1pR2pp1/pr2p1P1/8/1rB2K2/4P3/8/8 w - - 1 45", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 Nf6 5. Bd2 Bf5 6. Nb5 Qb6 7. Bf4 Na6 8. Nf3 c6 9. a4 cxb5 10. axb5 Nb4 11. c4 Nc2+ 12. Ke2 Nxa1 13. Qxa1 e6 14. Qa4 Nd7 15. c5 Nxc5 16. dxc5 Bxc5 17. Ne5 Rd8 18. Nc4 Bd3+ 19. Kf3 Bxc4 20. Bxc4 O-O 21. Be3 Bxe3 22. fxe3 Rd2 23. b3 Qc5 24. g4 h5 25. h3 Rfd8 26. Qa5 Rd1 27. Rh2 hxg4+ 28. hxg4 Qg5 29. Rh5 Qf6+ 30. Ke4 Qg6+ 31. Kf3 Qf6+ 32. Ke4 Qf2 33. b6 Qg2+ 34. Kf4 Qf2+ 35. Ke4 a6 36. Qg5 Qf6 37. Qc5 R1d2 38. Qc7 Qf2 39. Qf4 Qxf4+ 40. Kxf4 R8d6 41. Rc5 Rxb6 42. Rc7 Rb2 43. g5 R2xb3 44. g6 R3b4 *", + "Moves": "c7c8", + "MovesSAN": "Rc8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "rn3rk1/pb3qpp/1p1ppp2/8/3PQ3/3B1N1P/PPP2PP1/R4RK1 w - - 4 15", + "PGN": "1. e4 e6 2. Nf3 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Nxf6+ Qxf6 6. d4 b6 7. Bg5 Qg6 8. Bd3 Qh5 9. h3 f6 10. Bf4 Qf7 11. Qe2 Bd6 12. Bxd6 cxd6 13. O-O O-O 14. Qe4 Bb7 *", + "Moves": "e4h7", + "MovesSAN": "Qxh7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r4r1k/pp4pp/4qp2/4bN1P/2p1P1Q1/2P5/PP4P1/3R1R1K w - - 3 25", + "PGN": "1. e4 c5 2. f4 d6 3. Nf3 Nf6 4. Bb5+ Bd7 5. Bxd7+ Nbxd7 6. d3 e6 7. O-O Be7 8. c3 Qc7 9. Be3 Ng4 10. Qe2 Nxe3 11. Qxe3 O-O 12. Nbd2 e5 13. fxe5 Nxe5 14. Nxe5 dxe5 15. Qg3 f6 16. Nf3 c4 17. d4 Qb6 18. Kh1 exd4 19. Nxd4 Bd6 20. Qg4 Be5 21. Nf5 Qc7 22. h4 Kh8 23. h5 Qd7 24. Rad1 Qe6 *", + "Moves": "g4g7", + "MovesSAN": "Qxg7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2rr2k1/4bpp1/3p1n1p/p3p3/1Pq1P3/2N2P2/1PPQ2PP/2RRB2K b - - 0 21", + "PGN": "1. e4 c5 2. Nf3 d6 3. Nc3 Nf6 4. d4 cxd4 5. Nxd4 e5 6. Bb5+ Nbd7 7. Nf5 a6 8. Bxd7+ Qxd7 9. Ne3 Qc6 10. f3 h6 11. O-O Be6 12. Kh1 Be7 13. Qd3 Rc8 14. Rd1 O-O 15. Bd2 Rfd8 16. Be1 b5 17. a3 Bc4 18. Nxc4 Qxc4 19. Qd2 a5 20. Rac1 b4 21. axb4 *", + "Moves": "c4f1", + "MovesSAN": "Qf1#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "1k1r3r/p2n1pp1/2Q4p/3N4/3PP2q/6p1/PP3PP1/R1B2RK1 b - - 3 21", + "PGN": "1. c4 c6 2. Nc3 d5 3. cxd5 cxd5 4. d4 Bf5 5. e3 e6 6. Nf3 h6 7. Be2 Nf6 8. O-O Bd6 9. Nh4 Bh7 10. Qb3 Bxh2+ 11. Kxh2 Ng4+ 12. Kh3 Bf5 13. Nxf5 exf5 14. Qxb7 Nd7 15. Qxd5 Qg5 16. Bxg4 fxg4+ 17. Kh2 Qh4+ 18. Kg1 O-O-O 19. e4 g3 20. Qc6+ Kb8 21. Nd5 *", + "Moves": "h4h2", + "MovesSAN": "Qh2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1k2b1r/ppp1pp1p/5q2/6p1/Q1pP4/6P1/PP2PPKP/RN3R2 w - - 0 14", + "PGN": "1. Nf3 d5 2. g3 Nf6 3. Bg2 Bg4 4. O-O Qd7 5. Ne5 Qf5 6. d4 Bh3 7. c4 Bxg2 8. Kxg2 Nbd7 9. Bf4 g5 10. Nxd7 Kxd7 11. Qa4+ Kc8 12. Be5 dxc4 13. Bxf6 Qxf6 *", + "Moves": "a4e8", + "MovesSAN": "Qe8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "rn1qkb1r/pp1bp2n/2p2pp1/3pB3/3P3p/2NBPP1P/PPP1Q1P1/R3K1NR w KQkq - 0 11", + "PGN": "1. d4 Nf6 2. Bg5 d5 3. e3 h5 4. Bd3 c6 5. Nc3 Bg4 6. f3 Bd7 7. Qe2 h4 8. h3 Nh7 9. Bf4 g6 10. Be5 f6 *", + "Moves": "d3g6", + "MovesSAN": "Bxg6#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "r4rk1/3nbppp/pq1pb3/2p1p3/Pp2P1n1/1P1P1NP1/1BP2PBP/R2QR1NK b - - 5 14", + "PGN": "1. e4 c5 2. Nf3 d6 3. Nc3 Nf6 4. b3 a6 5. Bb2 e5 6. g3 Be6 7. d3 Be7 8. Bg2 O-O 9. O-O Nbd7 10. Re1 b5 11. a4 b4 12. Ne2 Qb6 13. Kh1 Ng4 14. Neg1 *", + "Moves": "g4f2", + "MovesSAN": "Nxf2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove smotheredMate" + }, + { + "FEN": "r1b2rk1/1p3ppp/p7/3n2B1/P2p4/3P2q1/1P2B3/RN1Q2RK b - - 1 18", + "PGN": "1. e4 c5 2. Bc4 e6 3. Nf3 a6 4. a4 Nc6 5. O-O Nf6 6. Nc3 d5 7. exd5 exd5 8. Be2 d4 9. Nb1 Bd6 10. c3 O-O 11. cxd4 Nxd4 12. Nxd4 cxd4 13. d3 Qc7 14. Bg5 Bxh2+ 15. Kh1 Nd5 16. g3 Bxg3 17. fxg3 Qxg3 18. Rg1 *", + "Moves": "g3h3", + "MovesSAN": "Qh3#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "rnbqkbnr/ppp2ppp/8/4p3/2B5/5Q2/PPPP1PPP/RNB1K1NR w KQkq - 0 5", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Qf3 Qd8 4. Bc4 e5 *", + "Moves": "f3f7", + "MovesSAN": "Qxf7#", + "Themes": "attackingF2F7 mate mateIn1 oneMove opening" + }, + { + "FEN": "6k1/6r1/3p3p/R2N4/4R2P/1p1N1r2/1P6/6bK b - - 2 42", + "PGN": "1. d4 g5 2. Bxg5 c5 3. d5 Bg7 4. Nc3 b5 5. a3 Nf6 6. f3 b4 7. axb4 cxb4 8. Na4 h6 9. Bh4 O-O 10. e4 d6 11. Bd3 Nbd7 12. Ne2 Ne5 13. O-O Nh5 14. g4 Nf6 15. Bf2 Nxf3+ 16. Kg2 Bxg4 17. h3 Bh5 18. Bg3 Ng5 19. Qe1 Qc8 20. Nf4 Bg6 21. e5 Bxd3 22. Nxd3 Qxc2+ 23. Nf2 Nxd5 24. h4 Nh7 25. Kh2 a5 26. Qe4 Qc6 27. Rfc1 Qb5 28. Rd1 f5 29. Qxd5+ Qxd5 30. Rxd5 f4 31. exd6 fxg3+ 32. Kxg3 exd6 33. Nd3 Nf6 34. Rb5 Rae8 35. Re1 Ne4+ 36. Kg2 Re7 37. Rxa5 b3 38. Nb6 Bd4 39. Nd5 Rg7+ 40. Kh2 Rf3 41. Rxe4 Bg1+ 42. Kh1 *", + "Moves": "f3h3", + "MovesSAN": "Rh3#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r2q2rk/2pb2pp/ppp4N/8/3P1bp1/5N2/PP3P1P/R3R1K1 w - - 0 27", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Bxc6 dxc6 7. d3 Nd7 8. Nbd2 O-O 9. Nc4 f6 10. c3 Nc5 11. d4 exd4 12. cxd4 Nxe4 13. Re1 Nd6 14. Na5 Bd7 15. Qb3+ Kh8 16. Bf4 b6 17. Nc4 Nf5 18. g4 Nd6 19. Ne3 Re8 20. g5 fxg5 21. Bxd6 Bxd6 22. Nc4 Bf4 23. Nce5 g4 24. Nf7+ Kg8 25. Nh6+ Kh8 26. Qg8+ Rxg8 *", + "Moves": "h6f7", + "MovesSAN": "Nf7#", + "Themes": "master mate mateIn1 middlegame oneMove smotheredMate" + }, + { + "FEN": "r4bnr/Pkpn2pp/4p3/3pPp2/1q1P1P2/3QBN2/1PP3PP/R4RK1 w - - 1 19", + "PGN": "1. e4 b6 2. Nc3 Bb7 3. f4 d6 4. d4 Nd7 5. Nf3 e6 6. Bd3 Qe7 7. O-O O-O-O 8. a4 a6 9. a5 b5 10. Be3 f5 11. e5 d5 12. Bxb5 axb5 13. Nxb5 Qb4 14. Qd3 Bc6 15. Na7+ Kb7 16. Nxc6 Kxc6 17. a6 Ra8 18. a7 Kb7 *", + "Moves": "d3a6", + "MovesSAN": "Qa6#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3rkr2/4b2p/p1p1Qp2/3q4/1n6/B4P2/P6P/R3R2K w - - 0 25", + "PGN": "1. e4 Nc6 2. f4 d6 3. Nf3 e5 4. Bc4 Nf6 5. d3 Bg4 6. c3 Be7 7. O-O a6 8. b4 b5 9. Bb3 d5 10. exd5 Nxd5 11. fxe5 Nxe5 12. Qe2 Nxf3+ 13. gxf3 Bh3 14. Re1 c6 15. c4 bxc4 16. dxc4 Nxb4 17. Ba3 Qb6+ 18. Kh1 Be6 19. c5 Qxc5 20. Bxe6 fxe6 21. Qxe6 Rd8 22. Nc3 Rf8 23. Ne4 Qd5 24. Nf6+ gxf6 *", + "Moves": "e6e7", + "MovesSAN": "Qxe7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "4r1k1/pp3ppp/3b4/2pp4/8/2N5/PPPP1PPn/R1B1Q1K1 b - - 0 18", + "PGN": "1. e4 c5 2. Bc4 e6 3. Nf3 d5 4. exd5 exd5 5. Bb5+ Bd7 6. Qe2+ Be7 7. Ne5 Nf6 8. Bxd7+ Nbxd7 9. O-O O-O 10. Nxd7 Qxd7 11. Re1 Rfe8 12. Qf3 Bd6 13. Rxe8+ Rxe8 14. Qd1 Qe7 15. Kf1 Ng4 16. Nc3 Nxh2+ 17. Kg1 Qe1+ 18. Qxe1 *", + "Moves": "e8e1", + "MovesSAN": "Rxe1#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2rq2k1/pp3ppp/2b5/3p4/3Qr3/1P2P3/PB3PPP/R4RK1 w - - 0 16", + "PGN": "1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. e3 c5 5. cxd5 exd5 6. Nf3 Nc6 7. Bb5 Bd7 8. Bxc6 Bxc6 9. dxc5 Bxc5 10. Nd4 Bxd4 11. Qxd4 O-O 12. O-O Re8 13. b3 Ne4 14. Bb2 Rc8 15. Nxe4 Rxe4 *", + "Moves": "d4g7", + "MovesSAN": "Qxg7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "5r1k/1p4pp/8/5p1b/p1Q1pP2/P1P1P3/1P1r1PR1/3R1K2 b - - 0 33", + "PGN": "1. d4 a5 2. c3 a4 3. a3 e6 4. e3 d5 5. Bb5+ Bd7 6. Bd3 c5 7. Nd2 c4 8. Be2 f5 9. h4 Nf6 10. Nh3 Nc6 11. Nf4 Bd6 12. g3 O-O 13. Nf3 Na5 14. Nd2 Qe7 15. Rg1 e5 16. dxe5 Bxe5 17. Bf3 Bc6 18. Kf1 Rad8 19. Qc2 Ne4 20. h5 Bxf4 21. gxf4 Qh4 22. Bxe4 dxe4 23. Qd1 Nb3 24. Rb1 Be8 25. Qe2 Bxh5 26. Qxc4+ Kh8 27. Qb4 Nxd2+ 28. Bxd2 Qh3+ 29. Ke1 Qf3 30. Qc4 Rd3 31. Kf1 Rxd2 32. Rg2 Qd1+ 33. Rxd1 *", + "Moves": "d2d1", + "MovesSAN": "Rxd1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "1kbr3b/1pq2pnP/p3p3/4P1N1/1n1pNB2/8/PPP1B2Q/2K2R2 b - - 1 26", + "PGN": "1. d4 Nf6 2. Bf4 g6 3. Nc3 Bg7 4. e4 d5 5. e5 Ng8 6. Qd2 e6 7. O-O-O h5 8. f3 Ne7 9. g4 hxg4 10. fxg4 a6 11. h4 c5 12. h5 gxh5 13. Rxh5 Rxh5 14. gxh5 cxd4 15. Qxd4 Nbc6 16. Qe3 Bd7 17. h6 Bh8 18. Qg3 Qc7 19. h7 O-O-O 20. Nf3 Kb8 21. Ng5 Nf5 22. Qh2 Bc8 23. Bd3 Ng7 24. Rf1 Nb4 25. Be2 d4 26. Nce4 *", + "Moves": "c7c2", + "MovesSAN": "Qxc2#", + "Themes": "master mate mateIn1 middlegame oneMove queensideAttack" + }, + { + "FEN": "r3k2r/pp1bbppp/2N2n2/1B1p4/3P1q2/8/PP2QPPP/RN2K2R w KQkq - 0 13", + "PGN": "1. e4 c5 2. Nf3 d6 3. Bc4 e6 4. c3 Nc6 5. d4 cxd4 6. cxd4 d5 7. exd5 exd5 8. Qe2+ Be7 9. Bb5 Nf6 10. Ne5 Qc7 11. Bf4 Bd7 12. Nxc6 Qxf4 *", + "Moves": "e2e7", + "MovesSAN": "Qxe7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "5k2/6p1/p3qpB1/3p3p/3P4/1QP5/PP4PP/6K1 b - - 4 32", + "PGN": "1. e4 e5 2. Nf3 d5 3. Nxe5 Nf6 4. d4 c6 5. exd5 cxd5 6. Bd3 Nc6 7. c3 Be7 8. O-O h6 9. Nd2 Bd6 10. f4 Qc7 11. Ndf3 Bg4 12. Nxg4 Nxg4 13. Re1+ Ne7 14. Qa4+ Kf8 15. Ne5 a6 16. Nxg4 f6 17. Qc2 Bxf4 18. Bxf4 Qxf4 19. Qe2 Nc6 20. Rf1 Qd6 21. Rae1 h5 22. Ne3 Re8 23. Qf3 Ne7 24. Nf5 Nxf5 25. Rxe8+ Kxe8 26. Qxf5 Kd8 27. Re1 Re8 28. Rxe8+ Kxe8 29. Qc8+ Kf7 30. Qxb7+ Kf8 31. Bg6 Qe6 32. Qb3 *", + "Moves": "e6e1", + "MovesSAN": "Qe1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r1b1k3/ppp2pp1/2p5/2b1q2r/3PP3/2N5/PPP2PP1/R1BQ1RK1 b q - 0 12", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nxe5 Nc6 4. Nxc6 dxc6 5. Nc3 Bc5 6. h3 h5 7. Be2 Qd4 8. O-O Ng4 9. hxg4 hxg4 10. Bxg4 Qe5 11. Bh5 Rxh5 12. d4 *", + "Moves": "e5h2", + "MovesSAN": "Qh2#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/8/6Pk/5p2/5R1K/5PP1/8/2r5 b - - 0 51", + "PGN": "1. d4 Nf6 2. Nf3 e6 3. g3 c5 4. Bg2 cxd4 5. Nxd4 Be7 6. O-O a6 7. c4 O-O 8. Nc3 d6 9. b3 Qc7 10. Bb2 Nc6 11. Rc1 Nxd4 12. Qxd4 Bd7 13. Ne4 Rfd8 14. Rfd1 Bc6 15. Rd2 Rac8 16. Rcd1 Bxe4 17. Bxe4 b5 18. cxb5 axb5 19. Bb1 d5 20. a3 Qb7 21. b4 Rc4 22. Qd3 Ne4 23. Rc2 Rdc8 24. f3 Nd6 25. Rcd2 f5 26. Qe3 Qd7 27. Bd4 Kf7 28. Bc5 R4xc5 29. bxc5 Nc4 30. Qb3 Bxc5+ 31. Kh1 Nxd2 32. Rxd2 Ba7 33. Bxf5 exf5 34. Rxd5 Qe6 35. Rd7+ Kf6 36. Qxe6+ Kxe6 37. Rxa7 g6 38. Rb7 Rc5 39. Rxh7 Re5 40. Rb7 Rxe2 41. Rxb5 Re3 42. Kg2 Rxa3 43. Rb6+ Kf7 44. h4 Kg7 45. Rc6 Rb3 46. Rc4 Rd3 47. Rf4 Rc3 48. h5 Rc2+ 49. Kh3 Rc1 50. Kh4 Kh6 51. hxg6 *", + "Moves": "c1h1", + "MovesSAN": "Rh1#", + "Themes": "endgame master mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "r1b2rk1/1p3p1p/p3pPpQ/7q/8/7P/P4PP1/R4RK1 w - - 1 21", + "PGN": "1. d4 e6 2. c4 Nf6 3. Nc3 Be7 4. e4 d5 5. e5 Nfd7 6. Nf3 dxc4 7. Bxc4 Nb6 8. Bd3 Nd5 9. O-O Nxc3 10. bxc3 O-O 11. h3 Nc6 12. Nh2 a6 13. Qh5 g6 14. Qh6 Nxe5 15. dxe5 Qxd3 16. Ng4 Qxc3 17. Ba3 c5 18. Bxc5 Qxc5 19. Nf6+ Bxf6 20. exf6 Qh5 *", + "Moves": "h6g7", + "MovesSAN": "Qg7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1b2k1r/p3qpp1/p2np1p1/3pP3/3P4/1P3Q2/P4PP1/R3K2R w KQ - 0 18", + "PGN": "1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. h4 Bxg5 7. hxg5 Qxg5 8. Nh3 Qe7 9. Nf4 c5 10. Nb5 Na6 11. Nd6+ Kf8 12. Bxa6 bxa6 13. c3 cxd4 14. cxd4 Nb6 15. Qf3 Nc4 16. b3 Nxd6 17. Ng6+ hxg6 *", + "Moves": "h1h8", + "MovesSAN": "Rxh8#", + "Themes": "hangingPiece mate mateIn1 middlegame oneMove" + }, + { + "FEN": "7r/6p1/3p1k1p/3Qr3/3Bn3/2P4P/PP3PPq/R3RK2 b - - 2 27", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. c3 d6 4. h3 Qe7 5. Bc4 f5 6. exf5 Bxf5 7. O-O h6 8. Re1 O-O-O 9. d3 Re8 10. Be3 Nf6 11. Na3 d5 12. Bb5 Bd7 13. Qa4 Qd6 14. Bxc6 Bxc6 15. Qxa7 e4 16. Nd4 Kd7 17. Nab5 Qe5 18. Nxc6 Kxc6 19. Nd4+ Kd7 20. Qxb7 Bd6 21. Qc6+ Ke7 22. dxe4 Qh2+ 23. Kf1 Nxe4 24. Nf5+ Kf6 25. Nxd6 cxd6 26. Qxd5 Re5 27. Bd4 *", + "Moves": "e4d2", + "MovesSAN": "Nd2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r4k2/bQ3ppp/p2r3q/5p2/N6P/2PB4/P5P1/2R2R1K b - - 0 23", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 e6 6. h4 Bc5 7. Nxc6 bxc6 8. Bg5 Ne7 9. Na4 Qa5+ 10. c3 Ba7 11. Bxe7 Kxe7 12. b4 Qe5 13. Bd3 Rd8 14. O-O Bb7 15. Qg4 Kf8 16. Rac1 d6 17. Kh1 c5 18. f4 Qf6 19. e5 Qh6 20. exd6 cxb4 21. f5 Rxd6 22. Qxb4 exf5 23. Qxb7 *", + "Moves": "h6h4", + "MovesSAN": "Qxh4#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r4rk1/pp1bnppp/2n5/qB5Q/2P5/1N6/P1P2PPP/R1B1R1K1 b - - 0 14", + "PGN": "1. e4 c5 2. Nc3 e6 3. Nge2 d5 4. exd5 exd5 5. d4 cxd4 6. Nxd4 Nc6 7. Bb5 Bd7 8. O-O Bc5 9. Re1+ Nge7 10. Nb3 Bb4 11. Qxd5 Bxc3 12. bxc3 O-O 13. Qh5 Qa5 14. c4 *", + "Moves": "a5e1", + "MovesSAN": "Qxe1#", + "Themes": "hangingPiece kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "6R1/p5Qp/5p2/4p2k/2pp4/5PKP/2P2N2/4q3 b - - 0 38", + "PGN": "1. d4 Nf6 2. Nc3 e6 3. e4 Bb4 4. Bd2 Bxc3 5. Bxc3 Nxe4 6. Qf3 Nxc3 7. Qxc3 d5 8. Nf3 Bd7 9. Be2 Na6 10. O-O Rc8 11. a4 c5 12. dxc5 O-O 13. b4 b6 14. Bxa6 Rc7 15. Ne5 bxc5 16. b5 d4 17. Qg3 Bc8 18. h3 Bxa6 19. bxa6 f6 20. Nc4 Rc6 21. a5 Qd5 22. Nd2 Rxa6 23. Rfb1 e5 24. Rb5 Qc6 25. Rab1 c4 26. Rb8 Qc5 27. Rxf8+ Kxf8 28. Rb8+ Kf7 29. Qf3 Qxa5 30. Qb7+ Kg6 31. Ne4 Qe1+ 32. Kh2 Ra1 33. Rg8 Qh1+ 34. Kg3 Ra3+ 35. f3 Qe1+ 36. Nf2 Kh5 37. Qxg7 Rxf3+ 38. gxf3 *", + "Moves": "e1g1", + "MovesSAN": "Qg1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r1b2b1k/1pq3pp/p3p3/3rP3/8/P3B3/1PP1B1PP/R4RK1 w - - 0 18", + "PGN": "1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. Be3 a6 7. a3 Nf6 8. Be2 Be7 9. O-O Nxd4 10. Qxd4 O-O 11. f4 d6 12. e5 dxe5 13. fxe5 Rd8 14. Qf4 Nd5 15. Nxd5 Rxd5 16. Qxf7+ Kh8 17. Qf8+ Bxf8 *", + "Moves": "f1f8", + "MovesSAN": "Rxf8#", + "Themes": "backRankMate mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3r1rk1/pp4pp/3b2q1/4np1B/8/1N2B2b/PP2QPPP/R4RK1 b - - 1 18", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d3 e6 4. Be2 d5 5. Nc3 dxe4 6. Nxe4 Nf6 7. Nxf6+ Qxf6 8. Bg5 Qg6 9. O-O Bd6 10. c3 O-O 11. d4 e5 12. Be3 exd4 13. cxd4 cxd4 14. Nxd4 Bh3 15. Bf3 Ne5 16. Nb3 Rad8 17. Qe2 f5 18. Bh5 *", + "Moves": "g6g2", + "MovesSAN": "Qxg2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r2qkbnr/ppp1pppp/8/4N3/2B5/2NP4/PPP2PPP/R1BbK2R w KQkq - 0 8", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd8 4. Nf3 Nc6 5. Bc4 Bg4 6. d3 Ne5 7. Nxe5 Bxd1 *", + "Moves": "c4f7", + "MovesSAN": "Bxf7#", + "Themes": "attackingF2F7 mate mateIn1 oneMove opening" + }, + { + "FEN": "6r1/pp2rp1k/1bp5/3p1R2/3Pp2P/1N2P3/PPP5/6RK w - - 3 29", + "PGN": "1. Nf3 d5 2. g3 Nd7 3. Bg2 e5 4. d3 Bd6 5. Nbd2 Ngf6 6. e4 c6 7. O-O O-O 8. Nh4 Re8 9. Nf5 Bc5 10. Qe2 Nf8 11. Nb3 Bb6 12. Bg5 h6 13. Be3 Bxf5 14. exf5 e4 15. d4 Qd7 16. g4 N8h7 17. h4 h5 18. Bh3 hxg4 19. Bxg4 Nxg4 20. Qxg4 Nf6 21. Qh3 g6 22. Kh1 Qxf5 23. Qxf5 gxf5 24. Rg1+ Kh7 25. Rg5 Ng4 26. Rxf5 Nxe3 27. fxe3 Re7 28. Rg1 Rg8 *", + "Moves": "f5h5", + "MovesSAN": "Rh5#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "rn2k2r/ppp2ppp/3bb3/3pq3/8/3B4/PPPPQPPP/RNB2RK1 b kq - 3 9", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Bc4 Nxe4 4. Qe2 d5 5. Nxe5 Be6 6. Bd3 Qf6 7. Bxe4 Qxe5 8. Bd3 Bd6 9. O-O *", + "Moves": "e5h2", + "MovesSAN": "Qxh2#", + "Themes": "kingsideAttack mate mateIn1 oneMove opening" + }, + { + "FEN": "4k3/1p5R/2p1Np2/2P1nN2/8/6PB/r6r/6K1 w - - 3 39", + "PGN": "1. d4 d6 2. c4 e5 3. dxe5 dxe5 4. Qxd8+ Kxd8 5. Nc3 f6 6. Nf3 Be6 7. b3 c6 8. g3 Nd7 9. Bg2 Kc7 10. O-O a5 11. Rd1 Bb4 12. Bd2 Ne7 13. Ne4 Bxd2 14. Rxd2 Rhd8 15. Rad1 Nb6 16. c5 Nbd5 17. Ne1 a4 18. Nc2 axb3 19. axb3 Ra5 20. b4 Ra4 21. e3 Rda8 22. f4 Bg4 23. Rb1 Ra2 24. Nd6 Nxe3 25. Rc1 Bd1 26. Nxe3 Rxd2 27. Nxd1 Raa2 28. Bh3 Nd5 29. Ne8+ Kd8 30. Nxg7 exf4 31. Ne6+ Ke7 32. Nxf4 Nxb4 33. Ne3 Rxh2 34. Re1 Kf7 35. Nf5 Nd3 36. Re7+ Kf8 37. Rxh7 Ne5 38. Ne6+ Ke8 *", + "Moves": "f5d6", + "MovesSAN": "Nd6#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r4qk1/ppb2ppp/2p2r2/5Q2/2P5/6PP/PPB2P2/R4RK1 w - - 0 20", + "PGN": "1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 e6 5. e3 Bd6 6. Bd3 Nbd7 7. O-O e5 8. e4 exd4 9. Nxd4 dxe4 10. Nxe4 Nxe4 11. Bxe4 Nf6 12. Bc2 O-O 13. h3 Bc7 14. Bg5 Qd6 15. g3 Rd8 16. Nf5 Qf8 17. Qf3 Bxf5 18. Qxf5 Rd6 19. Bxf6 Rxf6 *", + "Moves": "f5h7", + "MovesSAN": "Qxh7#", + "Themes": "kingsideAttack master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "6kr/pp2n3/4P3/3p4/2pP2P1/2P2Q2/Pq5P/R4RK1 b - - 1 38", + "PGN": "1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nc3 e6 5. Nf3 Be7 6. g3 Qa5 7. Bg2 Qa6 8. Ne2 Nd7 9. O-O c5 10. c3 Bd3 11. Re1 c4 12. Nf4 Bf5 13. Bd2 h6 14. Nh5 g5 15. Ng7+ Kf8 16. Nxf5 exf5 17. Bc1 f6 18. e6 Nb6 19. Qc2 Qa4 20. Qxf5 Kg7 21. Ne5 Qe8 22. Nf7 Rh7 23. Bf3 h5 24. Bd1 Nh6 25. Nxh6 Rxh6 26. Bc2 h4 27. g4 Rd8 28. f4 Nc8 29. fxg5 fxg5 30. Bxg5 Bxg5 31. Qxg5+ Rg6 32. Bxg6 Qxg6 33. Qxh4 Rh8 34. Qg3 Ne7 35. Qe5+ Kg8 36. Qg3 Qc2 37. Rf1 Qxb2 38. Qf3 *", + "Moves": "b2h2", + "MovesSAN": "Qxh2#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "6k1/ppp4p/4N3/3p2p1/4R1B1/6qP/PPP3r1/5R1K w - - 1 28", + "PGN": "1. e4 e5 2. Nc3 f5 3. d4 exd4 4. Qxd4 Nc6 5. Qd1 fxe4 6. Nxe4 d5 7. Ng3 Nf6 8. Bd3 Bc5 9. Nf3 O-O 10. O-O Bg4 11. h3 Bxf3 12. Qxf3 Ne4 13. Bxe4 Rxf3 14. Bxf3 Nd4 15. Bd1 Ne6 16. Bg4 Qf6 17. Nh5 Qe5 18. Bd2 Bd6 19. g3 Ng5 20. Bf4 Qe7 21. Bxd6 Qxd6 22. Rae1 Rf8 23. Kg2 Ne4 24. Nf4 g5 25. Ne6 Rxf2+ 26. Kh1 Qxg3 27. Rxe4 Rg2 *", + "Moves": "f1f8", + "MovesSAN": "Rf8#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "5Q2/5p1k/p4Kp1/7p/1Pb2P1P/8/5r2/8 w - - 7 50", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 Nf6 6. Bc4 e6 7. Nde2 Nc6 8. Nf4 Be7 9. Be3 O-O 10. f3 b5 11. Bb3 Na5 12. g4 Nxb3 13. axb3 d5 14. exd5 Nxd5 15. Qd2 Bh4+ 16. Kf1 Nxe3+ 17. Qxe3 Bg5 18. Qe4 Bxf4 19. Qxf4 Bb7 20. Rd1 Qh4 21. Kg1 Rad8 22. Kg2 e5 23. Qxe5 Qxg4+ 24. Qg3 Qc8 25. Rhg1 b4 26. Kh1 g6 27. Ne4 Rxd1 28. Rxd1 Qxc2 29. Rd2 Bxe4 30. Rxc2 Bxc2 31. Qd6 Bxb3 32. Qxb4 Bd1 33. Kg2 Be2 34. Qd2 Bb5 35. Kg3 Re8 36. b4 h5 37. Qd4 Re2 38. Qf4 Re1 39. Kh4 Rg1 40. Qb8+ Kg7 41. Qe5+ Kh7 42. Qe7 Bc4 43. Qc7 Rc1 44. Kg5 Rc3 45. f4 Rc2 46. h4 Bd3 47. Qb8 Rg2+ 48. Kf6 Bc4 49. Qf8 Rf2 *", + "Moves": "f8g7", + "MovesSAN": "Qg7#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "3r2kb/pp2pp1p/6pB/4pP2/7P/5N2/PPP2n2/2K2BR1 b - - 1 18", + "PGN": "1. d4 Nf6 2. Nf3 g6 3. Nc3 Bg7 4. e4 d6 5. Be3 O-O 6. Qd2 Nbd7 7. O-O-O Re8 8. Bh6 Bh8 9. h4 c5 10. dxc5 Nxc5 11. e5 Nfe4 12. Nxe4 Nxe4 13. Qd4 Bf5 14. g4 dxe5 15. Qxd8 Rexd8 16. Rxd8+ Rxd8 17. gxf5 Nxf2 18. Rg1 *", + "Moves": "d8d1", + "MovesSAN": "Rd1#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "bQ3nk1/6pp/2p5/1pB4N/8/2q2P2/6PP/6K1 w - - 2 29", + "PGN": "1. d4 d5 2. c4 c6 3. Nc3 dxc4 4. e4 b5 5. a4 a6 6. axb5 e6 7. Bxc4 Bb4 8. Ne2 Bb7 9. O-O axb5 10. Rxa8 Bxa8 11. Bb3 Ne7 12. Nf4 O-O 13. Qg4 Qxd4 14. Rd1 Qe5 15. Nh5 Bxc3 16. Bf4 Qxe4 17. bxc3 Ng6 18. Qg3 Na6 19. f3 Qe2 20. Re1 Qb2 21. Bxe6 fxe6 22. Rxe6 Nc5 23. Re7 Rf7 24. Re8+ Rf8 25. Rxf8+ Kxf8 26. Bd6+ Kg8 27. Bxc5 Qxc3 28. Qb8+ Nf8 *", + "Moves": "b8f8", + "MovesSAN": "Qxf8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r4k2/pp2Np1p/6p1/6B1/3Q1P2/P6P/1r2q1P1/7K w - - 6 29", + "PGN": "1. Nf3 c5 2. d4 e6 3. e3 Nf6 4. c4 d5 5. Nc3 Nc6 6. cxd5 exd5 7. Be2 Be7 8. O-O O-O 9. dxc5 Bxc5 10. a3 d4 11. exd4 Nxd4 12. Nxd4 Bxd4 13. Qc2 Qb6 14. Rb1 g6 15. Bh6 Rd8 16. Rbd1 Bf5 17. Bd3 Bxd3 18. Rxd3 Ng4 19. Rxd4 Qxd4 20. Bg5 Qe5 21. f4 Qe3+ 22. Kh1 Rd2 23. Qe4 Nf2+ 24. Rxf2 Qxf2 25. h3 Rxb2 26. Nd5 Qe2 27. Ne7+ Kg7 28. Qd4+ Kf8 *", + "Moves": "d4h8", + "MovesSAN": "Qh8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r1r2k2/p4p1Q/4nPp1/1pqp4/7R/2PpP2P/1P4P1/R5K1 w - - 1 28", + "PGN": "1. d4 Nf6 2. Nc3 e6 3. Bf4 b6 4. e3 Bb7 5. Nf3 c5 6. Be2 d5 7. O-O Be7 8. Nb5 Na6 9. c3 O-O 10. h3 Ne4 11. a4 Nd6 12. Ne5 Nxb5 13. axb5 Nc7 14. Nc6 Bxc6 15. bxc6 Bd6 16. Bxd6 Qxd6 17. dxc5 Qxc5 18. Qa4 b5 19. Qh4 Qxc6 20. Bd3 g6 21. Qh6 e5 22. f4 e4 23. f5 exd3 24. f6 Ne6 25. Rf4 Rfc8 26. Rh4 Qc5 27. Qxh7+ Kf8 *", + "Moves": "h7h8", + "MovesSAN": "Qh8#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r4rk1/pb4p1/4p2p/2RqNpb1/3P4/6N1/PP3PPP/3QR1K1 b - - 2 19", + "PGN": "1. e4 d5 2. exd5 c6 3. d4 cxd5 4. c4 dxc4 5. Bxc4 e6 6. Nf3 Nc6 7. O-O Nf6 8. Bg5 Be7 9. Bb5 O-O 10. Bxc6 bxc6 11. Nc3 Ba6 12. Re1 h6 13. Bxf6 Bxf6 14. Ne4 Be7 15. Ne5 Qd5 16. Rc1 f5 17. Ng3 Bg5 18. Rxc6 Bb7 19. Rc5 *", + "Moves": "d5g2", + "MovesSAN": "Qxg2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3r1rk1/1p2R1pp/p7/5p2/5B2/P1Q4P/1P3PPK/2qq4 w - - 0 30", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 Nd4 4. Nc3 Nxb5 5. Nxb5 c6 6. Nc3 Nf6 7. d3 d6 8. h3 Be7 9. Be3 O-O 10. d4 exd4 11. Bxd4 c5 12. Be3 Qa5 13. O-O Qc7 14. a3 a6 15. Bf4 Qc6 16. e5 dxe5 17. Nxe5 Qe8 18. Re1 Be6 19. Ne4 Nxe4 20. Rxe4 Rd8 21. Qe2 f5 22. Re3 Qa4 23. Nd3 c4 24. Rxe6 cxd3 25. Qe3 d2 26. Rd1 Qxc2 27. Qc3 Qxd1+ 28. Kh2 Qc1 29. Rxe7 d1=Q *", + "Moves": "c3g7", + "MovesSAN": "Qxg7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "6k1/5ppp/pr6/4p3/1PR5/6P1/5P1P/6K1 w - - 0 37", + "PGN": "1. d4 Nf6 2. Nf3 d5 3. g3 c5 4. Bg2 e6 5. O-O Be7 6. c4 O-O 7. dxc5 Bxc5 8. Nc3 Nc6 9. Bg5 dxc4 10. Qa4 Qa5 11. Qxc4 Nd5 12. Bd2 Bd7 13. e4 Nb6 14. Qe2 Nd4 15. Nxd4 Bxd4 16. Rfd1 Ba4 17. Nxa4 Qxa4 18. b3 Qa3 19. Bc1 Qc5 20. Bb2 Bxb2 21. Qxb2 e5 22. Rac1 Qe7 23. a4 Rfd8 24. a5 Nd7 25. b4 a6 26. Rc7 Qe6 27. Bf1 b5 28. Qc3 Nf6 29. Rc1 Nxe4 30. Qe3 Nd6 31. Bg2 Nc4 32. R7xc4 bxc4 33. Bxa8 Rxa8 34. Qb6 Qxb6 35. axb6 Rb8 36. Rxc4 Rxb6 *", + "Moves": "c4c8", + "MovesSAN": "Rc8#", + "Themes": "backRankMate endgame mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "3r1rk1/ppp3p1/7p/4R3/6b1/2Q5/PB4PP/5R1K b - - 0 23", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bxb4 5. c3 Ba5 6. Qb3 Qe7 7. O-O h6 8. d4 exd4 9. cxd4 d6 10. Nc3 Nf6 11. e5 dxe5 12. dxe5 Bxc3 13. exf6 Qxf6 14. Bxf7+ Qxf7 15. Qxc3 O-O 16. Ba3 Re8 17. Rfe1 Bg4 18. Bb2 Rad8 19. Ne5 Nxe5 20. Rxe5 Rf8 21. Rae1 Qxf2+ 22. Kh1 Qf1+ 23. Rxf1 *", + "Moves": "f8f1", + "MovesSAN": "Rxf1#", + "Themes": "backRankMate mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1bq1rk1/3n1pp1/p1n1p1N1/3pP3/1ppP4/2P3P1/PP1N1PP1/R3K2R w KQ - 2 19", + "PGN": "1. d4 d5 2. Bf4 e6 3. e3 Nf6 4. Nf3 Bd6 5. Bg3 O-O 6. Bd3 c5 7. c3 c4 8. Bc2 Nc6 9. Nbd2 a6 10. Qe2 b5 11. e4 Bxg3 12. hxg3 b4 13. e5 Nd7 14. Bxh7+ Kh8 15. Nh4 Kxh7 16. Qh5+ Kg8 17. Qh8+ Kxh8 18. Ng6+ Kg8 *", + "Moves": "h1h8", + "MovesSAN": "Rh8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1b1k2r/5ppp/p7/1p1pP3/2p2P2/2P4n/PPB2QPP/RNB3RK b kq - 0 20", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O b5 6. Bb3 Bc5 7. Nxe5 Nxe5 8. d4 Bxd4 9. Qxd4 d6 10. f4 c5 11. Qc3 Neg4 12. e5 Ne4 13. Qe1 d5 14. c3 c4 15. Bc2 Qb6+ 16. Kh1 Ngf2+ 17. Kg1 Nh3+ 18. Kh1 Qg1+ 19. Rxg1 Nef2+ 20. Qxf2 *", + "Moves": "h3f2", + "MovesSAN": "Nxf2#", + "Themes": "hangingPiece kingsideAttack mate mateIn1 middlegame oneMove smotheredMate" + }, + { + "FEN": "1r3rk1/7p/p2p1Qp1/P2N2K1/4P1P1/5P1P/5q2/8 w - - 7 45", + "PGN": "1. e4 d6 2. d4 g6 3. Be3 Nf6 4. f3 Bg7 5. Qd2 O-O 6. Bc4 a6 7. a4 Nbd7 8. Ne2 c5 9. d5 Nb6 10. Qd3 Nxc4 11. Qxc4 Nd7 12. c3 Ne5 13. Qb3 c4 14. Qc2 Nd3+ 15. Kf1 Bd7 16. Nd2 b5 17. Kg1 f5 18. h3 f4 19. Bf2 e6 20. dxe6 Bxe6 21. Bd4 b4 22. Bxg7 Kxg7 23. Nd4 Bg8 24. cxb4 Nxb4 25. Qc3 Qb6 26. a5 Qc5 27. Kh2 Kh6 28. Rhg1 Rab8 29. g4 Nd3 30. Ra2 Nxb2 31. Rg2 Nd1 32. Qc1 Ne3 33. Ne2 c3 34. Nb1 Nxg2 35. Kxg2 Bxa2 36. Nbxc3 Bc4 37. Nxf4 Kg7 38. Kg3 Rfc8 39. Qa1 Kg8 40. Ncd5 Bxd5 41. Nxd5 Qc1 42. Qf6 Qg1+ 43. Kh4 Qf2+ 44. Kg5 Rf8 *", + "Moves": "d5e7", + "MovesSAN": "Ne7#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r1b1k2r/1ppp1N2/5q1p/p1b3pn/2B1P3/2PP4/PP3PPP/RN1QK2R b KQkq - 0 11", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Bc5 5. c3 a5 6. Bg5 h6 7. Bh4 g5 8. Bg3 Nh5 9. Bxe5 Nxe5 10. Nxe5 Qf6 11. Nxf7 *", + "Moves": "f6f2", + "MovesSAN": "Qxf2#", + "Themes": "attackingF2F7 mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3r2k1/p5bp/2pp2p1/4pr2/2P2P2/1P4Pb/PB1Q1q1P/3RR1NK b - - 5 23", + "PGN": "1. d4 g6 2. c4 Bg7 3. Nf3 c5 4. Nc3 cxd4 5. Nxd4 Nc6 6. Nxc6 bxc6 7. g3 Rb8 8. Bg2 Qc7 9. O-O d6 10. Qc2 Nf6 11. b3 Bf5 12. Qd2 Ne4 13. Bxe4 Bxe4 14. Bb2 Bf5 15. e4 Bh3 16. Rfe1 O-O 17. f3 f5 18. f4 e5 19. Rad1 Rbd8 20. exf5 Rxf5 21. Ne2 Qb6+ 22. Kh1 Qf2 23. Ng1 *", + "Moves": "h3g2", + "MovesSAN": "Bg2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r4rk1/8/5q1p/1pbp4/p7/3Q1P1P/PPB2P2/R1B3K1 w - - 0 25", + "PGN": "1. e4 e5 2. Nf3 d6 3. Bc4 c6 4. c3 b5 5. Bb3 h6 6. O-O Nf6 7. d3 a5 8. h3 Be7 9. Re1 O-O 10. Nbd2 a4 11. Bc2 Bb7 12. Nf1 Nbd7 13. Ng3 Nc5 14. d4 exd4 15. cxd4 Ne6 16. Qd3 Nh7 17. e5 f5 18. exf6 Nxf6 19. Rxe6 c5 20. dxc5 Bxf3 21. gxf3 d5 22. Nf5 Bxc5 23. Rxf6 Qxf6 24. Nxh6+ gxh6 *", + "Moves": "d3h7", + "MovesSAN": "Qh7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "4r1k1/5p1p/6p1/5q2/8/2Q4P/r4PP1/4RBK1 w - - 0 36", + "PGN": "1. Nf3 Nf6 2. d4 b6 3. c3 Bb7 4. Bf4 g6 5. e3 Bg7 6. h3 O-O 7. Nbd2 d6 8. Be2 Nbd7 9. Bh2 c5 10. O-O a6 11. a4 Ra7 12. Re1 Qa8 13. Bf1 Ne4 14. Qb3 Ndf6 15. Rac1 Rb8 16. Qa3 b5 17. b4 a5 18. bxc5 b4 19. cxb4 Nxd2 20. Nxd2 axb4 21. Qb3 Rxa4 22. cxd6 Bd5 23. Qb1 exd6 24. Bxd6 Rd8 25. Be5 b3 26. e4 b2 27. Qxb2 Ra2 28. Qc3 Nxe4 29. Nxe4 Bxe4 30. Bxg7 Kxg7 31. d5+ Kg8 32. Rxe4 Qxd5 33. Rce1 Qd7 34. Re7 Qf5 35. Re8+ Rxe8 *", + "Moves": "e1e8", + "MovesSAN": "Rxe8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "2b3k1/5ppp/4p3/1n2P3/3P4/8/5PPP/2R3K1 w - - 0 26", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nc3 b6 4. Bg5 Be7 5. e4 Bb7 6. e5 Ne4 7. Bxe7 Qxe7 8. Qc2 Nxc3 9. Qxc3 O-O 10. Nf3 a5 11. Be2 Nc6 12. O-O Qb4 13. Qxb4 axb4 14. a3 bxa3 15. Rxa3 Rxa3 16. bxa3 Ra8 17. Ra1 Nb4 18. c5 Nc2 19. Rc1 Nxa3 20. cxb6 Bxf3 21. bxc7 Rc8 22. Ba6 Bc6 23. Bxc8 Nb5 24. Bxd7 Bxd7 25. c8=Q+ Bxc8 *", + "Moves": "c1c8", + "MovesSAN": "Rxc8#", + "Themes": "backRankMate endgame mate mateIn1 oneMove" + }, + { + "FEN": "6k1/1Rp2pp1/7p/4n3/5r2/3B3P/6P1/6K1 w - - 1 34", + "PGN": "1. e4 e5 2. Nf3 d6 3. Bc4 Bg4 4. h3 Bxf3 5. Qxf3 Nf6 6. Nc3 Nc6 7. Nd5 Be7 8. c3 a6 9. O-O Na5 10. Nxf6+ Bxf6 11. Be2 O-O 12. b4 Nc6 13. Bb2 Ne7 14. d4 exd4 15. cxd4 Nc6 16. Qc3 Bxd4 17. Qb3 Bxb2 18. Qxb2 Re8 19. Bf3 Ne5 20. Be2 Nc6 21. Bd3 d5 22. Rad1 d4 23. b5 axb5 24. Bxb5 Rxe4 25. Qc2 Re6 26. Qc4 h6 27. f4 Rd6 28. a4 d3 29. Rxd3 Rxd3 30. Qxd3 Qxd3 31. Bxd3 Rxa4 32. Rb1 Rxf4 33. Rxb7 Ne5 *", + "Moves": "b7b8", + "MovesSAN": "Rb8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r1b2r1k/ppp2pb1/3p1q1p/3Pp3/1PP3pP/3QP1P1/P1B1N1P1/R3K2R w KQ - 0 18", + "PGN": "1. d4 d6 2. c4 Nf6 3. Nc3 g6 4. Bg5 Bg7 5. e3 O-O 6. Bd3 Nbd7 7. Nge2 e5 8. d5 Nc5 9. Bc2 h6 10. Bh4 g5 11. Bg3 Nh5 12. b4 Nd7 13. Qd3 Ndf6 14. h4 Nxg3 15. fxg3 g4 16. Ne4 Kh8 17. Nxf6 Qxf6 *", + "Moves": "d3h7", + "MovesSAN": "Qh7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r2q1rk1/pbp2pp1/1p1p1b1p/2nP4/4Q3/2NB1N1P/PPP2PP1/R3R1K1 w - - 5 15", + "PGN": "1. d4 Nf6 2. Nf3 e6 3. Bg5 h6 4. Bxf6 Qxf6 5. e4 d6 6. Nc3 Nd7 7. Bd3 b6 8. O-O Bb7 9. h3 Qd8 10. Re1 Be7 11. d5 exd5 12. exd5 O-O 13. Qe2 Bf6 14. Qe4 Nc5 *", + "Moves": "e4h7", + "MovesSAN": "Qh7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "5k2/1p2pB1p/p2q2p1/5b2/8/bQ2B3/5PPP/6K1 w - - 1 25", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. c3 Nf6 4. e5 Nd5 5. d4 cxd4 6. cxd4 d6 7. exd6 Qxd6 8. Be2 g6 9. O-O Bg7 10. Nc3 O-O 11. a3 a6 12. Nxd5 Qxd5 13. Be3 Rd8 14. Rc1 Nxd4 15. Nxd4 Bxd4 16. Bc4 Qd6 17. Qf3 Qf6 18. Qe2 Bxb2 19. Rcd1 Bf5 20. Rxd8+ Rxd8 21. Rd1 Rxd1+ 22. Qxd1 Qd6 23. Qb3 Bxa3 24. Bxf7+ Kf8 *", + "Moves": "e3h6", + "MovesSAN": "Bh6#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r4rk1/1b3ppp/3p3P/3P4/1P1BP3/2q3P1/2P1Q3/2KR3R b - - 2 25", + "PGN": "1. d4 e5 2. d5 d6 3. Nc3 Be7 4. e4 Nf6 5. f3 Nbd7 6. Bd3 O-O 7. Nge2 a6 8. Be3 c6 9. Ng3 cxd5 10. exd5 b5 11. a3 Bb7 12. Be4 Nxe4 13. Ngxe4 Bh4+ 14. g3 Bf6 15. Qe2 Be7 16. O-O-O Nf6 17. Nxf6+ Bxf6 18. h4 e4 19. fxe4 Bxc3 20. bxc3 a5 21. h5 b4 22. cxb4 axb4 23. axb4 Qc7 24. h6 Qc3 25. Bd4 *", + "Moves": "a8a1", + "MovesSAN": "Ra1#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "4r2k/p4Qp1/1p5p/6q1/6n1/3B1P2/PP3P2/6K1 w - - 0 29", + "PGN": "1. d4 Nf6 2. Bf4 e6 3. e3 d5 4. c3 Bd6 5. Bg3 Bxg3 6. hxg3 c5 7. Nd2 Nc6 8. Ngf3 Qe7 9. Bd3 e5 10. dxe5 Nxe5 11. Nxe5 Qxe5 12. O-O O-O 13. Nf3 Qh5 14. Re1 Bg4 15. Be2 Rfe8 16. Qb3 b6 17. Rad1 Rad8 18. Rd2 d4 19. cxd4 cxd4 20. Bc4 Bxf3 21. gxf3 dxe3 22. Rxd8 Rxd8 23. Rxe3 h6 24. g4 Qg6 25. Bd3 Qg5 26. Re7 Nxg4 27. Qxf7+ Kh8 28. Re8+ Rxe8 *", + "Moves": "f7e8", + "MovesSAN": "Qxe8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "4k3/R7/4N3/1K2bppp/4n2P/2r5/4B3/8 w - - 0 49", + "PGN": "1. c4 Nf6 2. Nc3 c5 3. g3 Nc6 4. Bg2 g6 5. e3 Bg7 6. Nge2 O-O 7. O-O e6 8. d4 cxd4 9. exd4 d5 10. Bg5 h6 11. Bxf6 Qxf6 12. cxd5 exd5 13. Nxd5 Qd6 14. Rc1 Bg4 15. h3 Bxh3 16. Bxh3 Qxd5 17. Bg2 Qxa2 18. d5 Rfd8 19. Qd2 Rac8 20. Ra1 Qb3 21. Ra3 Qb6 22. Nc3 Na5 23. Qe3 Qxe3 24. fxe3 Nc4 25. Rxa7 Nxe3 26. Rf3 Nxd5 27. Rxb7 Bd4+ 28. Kh2 Nf6 29. Rb4 Kg7 30. Rb3 Rc5 31. Rf4 Rh5+ 32. Rh4 Rxh4+ 33. gxh4 Ng4+ 34. Kg3 h5 35. Ne4 f5 36. Ng5 Be5+ 37. Kf3 Rd2 38. Rb7+ Kf8 39. Nh3 Rxb2 40. Ra7 Rb3+ 41. Ke2 Nf6 42. Ng5 Ne4 43. Ne6+ Ke8 44. Bf1 Rb2+ 45. Kd3 Rb3+ 46. Kc4 Rf3 47. Be2 Rc3+ 48. Kb5 g5 *", + "Moves": "e2h5", + "MovesSAN": "Bxh5#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "1k6/p1r3bQ/Pp1p4/2p1qB1p/2P1P3/3P1P2/1P6/1K3R2 b - - 7 37", + "PGN": "1. c4 e5 2. g3 d6 3. Nc3 Be6 4. d3 Nc6 5. Bg2 Qd7 6. Nf3 O-O-O 7. Ng5 h6 8. Nxe6 Qxe6 9. Be3 Nd4 10. Nb5 Kb8 11. Nxd4 exd4 12. Bxd4 c5 13. Be3 g5 14. Qb3 Rd7 15. a4 f5 16. a5 f4 17. gxf4 gxf4 18. Bxf4 Nf6 19. h4 Bg7 20. Bh3 Ng4 21. f3 Re8 22. O-O-O Qf6 23. Bxg4 Qxf4+ 24. Kb1 Rde7 25. e4 Bd4 26. a6 b6 27. Rh3 Rh8 28. Bf5 h5 29. Qb5 Rc7 30. Qb3 Rg8 31. Qc2 Rg3 32. Rf1 Rxh3 33. Bxh3 Qxh4 34. Bf5 Qf4 35. Qg2 Bg7 36. Qg6 Qe5 37. Qh7 *", + "Moves": "e5b2", + "MovesSAN": "Qxb2#", + "Themes": "endgame mate mateIn1 oneMove queensideAttack" + }, + { + "FEN": "2kr4/p1pr4/1p6/4p1p1/P3Q3/1PqP1R1P/3R4/4K3 w - - 0 34", + "PGN": "1. e4 e6 2. Nc3 d5 3. g3 dxe4 4. Nxe4 Bd7 5. Bg2 Bc6 6. d3 Nd7 7. f3 Ngf6 8. Ne2 Nc5 9. N2c3 Ncxe4 10. fxe4 Bc5 11. Qe2 Qd4 12. Rf1 h5 13. h3 O-O-O 14. Nd1 Bd6 15. Be3 Bxg3+ 16. Kd2 Qb4+ 17. c3 Qb5 18. a4 Qa6 19. Kc2 Bxe4 20. Bxe4 Nxe4 21. Rxf7 h4 22. Nf2 Nxf2 23. Bxf2 Bxf2 24. Rxf2 Rhe8 25. b3 e5 26. Qe4 Re7 27. Rd1 Red7 28. Rf3 Qd6 29. Qxh4 Qa3 30. Kd2 Qb2+ 31. Ke1 Qxc3+ 32. Rd2 b6 33. Qe4 g5 *", + "Moves": "e4a8", + "MovesSAN": "Qa8#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "8/p4pk1/1p3q2/3R2p1/3P4/P1PQ2P1/1P4PK/4r3 b - - 2 33", + "PGN": "1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nf3 Bd6 5. Bd3 Nf6 6. O-O O-O 7. c3 Bg4 8. Bg5 h6 9. Bh4 c6 10. Nbd2 Nbd7 11. Qc2 Re8 12. Rfe1 Qc7 13. Bf5 Bxf5 14. Qxf5 Rad8 15. a3 g6 16. Qd3 Kg7 17. Nb3 Nf8 18. Nc5 b6 19. Na6 Qd7 20. Nb4 Re7 21. Rxe7 Bxe7 22. Re1 g5 23. Bg3 Re8 24. Ne5 Qe6 25. Nbxc6 Ne4 26. Nxe7 Rxe7 27. f3 Nxg3 28. hxg3 Nd7 29. f4 Nxe5 30. Rxe5 Qf6 31. fxg5 hxg5 32. Rxd5 Re1+ 33. Kh2 *", + "Moves": "f6h6", + "MovesSAN": "Qh6#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "8/2p4R/1b1pk1p1/8/1p2KP2/1Pr3P1/P3R2P/8 b - - 0 44", + "PGN": "1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. Bf4 Nc6 5. Nge2 e5 6. Be3 f5 7. exf5 Bxf5 8. dxe5 Nxe5 9. Nd4 Ne7 10. Bg5 O-O 11. Nd5 Re8 12. Nxe7+ Rxe7 13. Bxe7 Qxe7 14. Be2 Bd7 15. O-O Re8 16. Re1 Kh8 17. Qd2 Qh4 18. Nf3 Qa4 19. Nxe5 Bxe5 20. c3 Rf8 21. g3 Bc6 22. Bf1 Qg4 23. Bg2 Bxg2 24. Kxg2 Qf3+ 25. Kg1 Rf5 26. Qe2 Qc6 27. f4 Bf6 28. Qe8+ Qxe8 29. Rxe8+ Kg7 30. Rae1 Rb5 31. R1e2 Kf7 32. Rc8 Rc5 33. Kg2 a5 34. Kf3 b5 35. Ra8 b4 36. cxb4 axb4 37. Rb8 Rc4 38. Rb7 Bd4 39. b3 Rc3+ 40. Ke4 Bb6 41. Rb8 Ke6 42. Re8+ Kf7 43. Rh8 Ke6 44. Rxh7 *", + "Moves": "d6d5", + "MovesSAN": "d5#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "7R/7P/8/7r/8/4k3/6P1/4BK2 b - - 0 52", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nc3 Bc5 4. d4 exd4 5. Nxd4 d6 6. Be2 Bg4 7. Bxg4 Nxg4 8. Qxg4 Bxd4 9. O-O Nc6 10. Bg5 f6 11. Bd2 g6 12. Bh6 Bxc3 13. bxc3 Ne5 14. Qe6+ Qe7 15. Qb3 Ng4 16. Qxb7 Kf7 17. Qd5+ Qe6 18. Bd2 Rae8 19. c4 Kg7 20. Qxe6 Rxe6 21. Ba5 Rxe4 22. f3 Rxc4 23. fxg4 Rxc2 24. Rfc1 Rxc1+ 25. Rxc1 c5 26. Bc3 Kf7 27. Rf1 Re8 28. Rxf6+ Ke7 29. Rf1 Kd7 30. Rf7+ Kc6 31. Rxa7 Re2 32. Kf1 Re4 33. h3 h5 34. gxh5 gxh5 35. Rh7 h4 36. Be1 Ra4 37. Rxh4 Rxa2 38. Rh8 d5 39. h4 c4 40. h5 d4 41. Rc8+ Kb5 42. Rb8+ Kc5 43. Bf2 c3 44. Rc8+ Kd5 45. Rd8+ Ke5 46. Bxd4+ Ke4 47. Bxc3 Ke3 48. Re8+ Kd3 49. Be1 Ra5 50. h6 Rh5 51. Rh8 Ke3 52. h7 *", + "Moves": "h5h1", + "MovesSAN": "Rh1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "5k2/R4p2/1pp2P2/4K3/P1P5/1b6/7r/8 w - - 0 45", + "PGN": "1. f4 d5 2. Nf3 h6 3. e3 Qd6 4. b3 g5 5. Ba3 Qf6 6. Nc3 c6 7. Bd3 Bg4 8. O-O Nd7 9. h3 Bh5 10. g4 Bg6 11. f5 Bh7 12. Ne2 O-O-O 13. Rb1 e5 14. Bb2 Qd6 15. e4 Ngf6 16. exd5 Nxd5 17. c4 Nf4 18. Nxf4 gxf4 19. Bc2 Be7 20. d4 Rdg8 21. dxe5 Qc5+ 22. Qd4 h5 23. Qxc5 Bxc5+ 24. Bd4 Bxd4+ 25. Nxd4 hxg4 26. hxg4 Rxg4+ 27. Kf2 Bg8 28. Rh1 Rxh1 29. Rxh1 Nxe5 30. Nf3 Nxf3 31. Kxf3 Rg7 32. Kxf4 Bh7 33. Re1 Kd7 34. Re2 Rg1 35. a4 Rf1+ 36. Kg5 b6 37. Rd2+ Ke7 38. Re2+ Kf8 39. Re3 Rg1+ 40. Kf6 Rh1 41. Re7 Rh6+ 42. Ke5 Rh2 43. f6 Bxc2 44. Rxa7 Bxb3 *", + "Moves": "a7a8", + "MovesSAN": "Ra8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r2q1k1r/pp1n2pp/1b2p3/2p1Np1Q/3PpP2/2P1P3/PP4PP/R1B2R1K w - - 2 15", + "PGN": "1. f4 c6 2. Nf3 d5 3. e3 Bf5 4. Be2 Nf6 5. O-O e6 6. c3 Bc5 7. d4 Bb6 8. Ne5 Nbd7 9. Nd2 c5 10. Kh1 Ne4 11. Nxe4 Bxe4 12. Bd3 f5 13. Bxe4 dxe4 14. Qh5+ Kf8 *", + "Moves": "h5f7", + "MovesSAN": "Qf7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "rn1qk2r/pQp1ppb1/5np1/4P2p/2B3bP/8/PPP2PP1/RNB1K1NR b KQkq - 0 8", + "PGN": "1. d4 g6 2. h4 h5 3. e4 Bg7 4. Bc4 d6 5. Qf3 Nf6 6. e5 dxe5 7. dxe5 Bg4 8. Qxb7 *", + "Moves": "d8d1", + "MovesSAN": "Qd1#", + "Themes": "master mate mateIn1 oneMove opening" + }, + { + "FEN": "1r1q4/5p1k/4p2B/p1ppP1Qp/6bP/P1P3P1/1r1R3K/8 w - - 0 39", + "PGN": "1. e4 c5 2. g3 d6 3. Bg2 Nc6 4. Ne2 h5 5. h4 Nf6 6. c3 Bg4 7. f3 Bd7 8. d4 cxd4 9. Nxd4 Qb6 10. Nxc6 bxc6 11. Qe2 g6 12. Be3 Qb7 13. Na3 Bg7 14. O-O Rb8 15. Rab1 O-O 16. Rfd1 a5 17. Nc4 Qc7 18. a3 d5 19. e5 Nh7 20. Nd2 Qxe5 21. f4 Qc7 22. Nf3 Bf5 23. Rbc1 Nf6 24. Ne5 Ne4 25. Kh2 Bxe5 26. fxe5 Rb7 27. Bf4 e6 28. Bxe4 Bxe4 29. Rd2 Rfb8 30. Rf1 Bf5 31. Rf2 Bg4 32. Qe3 c5 33. Bh6 Rb3 34. Qg5 Qd8 35. Rf6 Rxb2 36. Rxg6+ Kh7 37. Rg7+ Kh8 38. Rh7+ Kxh7 *", + "Moves": "g5g7", + "MovesSAN": "Qg7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3rkb1r/p4ppp/1np5/4pb2/2P5/1PN1B3/P3BPPP/R1K4R b k - 1 13", + "PGN": "1. e4 d5 2. exd5 Nf6 3. d4 Nxd5 4. c4 Nb6 5. Nf3 c5 6. Be3 cxd4 7. Nxd4 Nc6 8. Nxc6 Qxd1+ 9. Kxd1 bxc6 10. Nc3 Bf5 11. b3 Rd8+ 12. Kc1 e5 13. Be2 *", + "Moves": "f8a3", + "MovesSAN": "Ba3#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2kr4/1pp3b1/p1b2q2/5np1/2Q1N2p/5P1P/PPP3PB/2K1RB2 b - - 2 24", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nxe5 Nxe4 4. Qe2 Qe7 5. Qxe4 d6 6. d4 dxe5 7. dxe5 Nc6 8. Bb5 Bd7 9. Nc3 O-O-O 10. Bf4 g5 11. Bg3 f5 12. exf6 Qxf6 13. O-O-O Bg7 14. Rhe1 a6 15. Bf1 Bf5 16. Qc4 Rhe8 17. Qa4 h5 18. h3 h4 19. Bh2 Rxe1 20. Rxe1 Bd7 21. Qb3 Nd4 22. Qc4 Bc6 23. f3 Nf5 24. Ne4 *", + "Moves": "f6b2", + "MovesSAN": "Qxb2#", + "Themes": "master mate mateIn1 middlegame oneMove queensideAttack" + }, + { + "FEN": "5k2/pp4pp/4Q3/4B3/8/1P1Kp2P/P3P1q1/2r5 w - - 2 32", + "PGN": "1. d4 d5 2. Nf3 c6 3. g3 Bg4 4. Bg2 Nd7 5. O-O f6 6. b3 e5 7. dxe5 fxe5 8. Bb2 Bd6 9. Nbd2 Ngf6 10. c4 O-O 11. cxd5 cxd5 12. h3 Bh5 13. Ng5 Qe7 14. g4 Bg6 15. Ngf3 Rac8 16. Rc1 e4 17. Nd4 Qe5 18. Re1 Qh2+ 19. Kf1 Ne5 20. Nf5 Bxf5 21. gxf5 Nh5 22. Nxe4 dxe4 23. Qxd6 Rxc1 24. Rxc1 Ng3+ 25. fxg3 Rxf5+ 26. Ke1 Qxg3+ 27. Kd1 Qxg2 28. Bxe5 Rf1+ 29. Kd2 e3+ 30. Kd3 Rxc1 31. Qe6+ Kf8 *", + "Moves": "e5d6", + "MovesSAN": "Bd6#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "r4rk1/p2b1pb1/3p2p1/qp1n4/3pP1P1/5P2/PPP4Q/2KR1B1R w - - 0 17", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 O-O 8. g4 Nc6 9. h4 Bd7 10. h5 Qa5 11. hxg6 hxg6 12. Qd2 Nxd4 13. Bxd4 b5 14. Qh2 e5 15. O-O-O exd4 16. Nd5 Nxd5 *", + "Moves": "h2h7", + "MovesSAN": "Qh7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2kr2q1/1p1bn3/p1pP3p/Q1P3p1/1P3p2/P6P/5PP1/1R4K1 w - - 0 32", + "PGN": "1. e4 e6 2. Nf3 d5 3. exd5 exd5 4. d4 g6 5. Nc3 Nf6 6. Bg5 Bg7 7. h3 Be6 8. Bd3 Nc6 9. O-O Qd7 10. Bb5 a6 11. Bxc6 Qxc6 12. Ne5 Qd6 13. a3 Nh5 14. Re1 f6 15. Nxd5 Qxd5 16. c4 Qd6 17. Nd3 O-O-O 18. Be3 f5 19. d5 Bd7 20. Rb1 f4 21. Bc5 Qf6 22. Be7 Qf7 23. Bxd8 Rxd8 24. Ne5 Bxe5 25. Rxe5 h6 26. b4 Ng7 27. c5 g5 28. d6 c6 29. Re7 Qg8 30. Qa4 Nf5 31. Qa5 Nxe7 *", + "Moves": "a5c7", + "MovesSAN": "Qc7#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "3B3k/p1R3bp/1p4p1/4p3/2B5/Q3P1Pb/P2q3P/5RK1 b - - 0 35", + "PGN": "1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 O-O 5. e3 c6 6. Nge2 e6 7. d4 d5 8. b3 Nbd7 9. O-O dxc4 10. bxc4 e5 11. Ba3 Re8 12. d5 Nb6 13. Qb3 cxd5 14. cxd5 Bd7 15. Rad1 Bg4 16. Rfe1 Rc8 17. Nb5 Nbxd5 18. Nd6 Nxe3 19. fxe3 Qc7 20. Nxe8 Rxe8 21. Rc1 Qa5 22. Bb4 Qa6 23. Nc3 b6 24. Bc6 Rc8 25. Nd5 Rd8 26. Be7 Nxd5 27. Bxd5 Rb8 28. Bxf7+ Kh8 29. Bd6 Rd8 30. Qa3 Qb7 31. Rc7 Qf3 32. Rf1 Qe2 33. Bc4 Qd2 34. Be7 Bh3 35. Bxd8 *", + "Moves": "d2g2", + "MovesSAN": "Qg2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "1k2r3/8/p1p4p/2R2P2/P4n2/8/1BR2Pr1/7K b - - 3 39", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 Qf6 4. O-O a6 5. Bc4 d6 6. d4 Bg4 7. d5 Nd4 8. Nbd2 h6 9. Be2 Qg6 10. c3 Nxe2+ 11. Qxe2 Nf6 12. Re1 Bh3 13. Nh4 Qg4 14. Qxg4 Bxg4 15. h3 Bd7 16. b4 g5 17. Nhf3 g4 18. hxg4 Nxg4 19. c4 Rg8 20. Nb3 f5 21. c5 O-O-O 22. cxd6 Bxd6 23. Nc5 Bb5 24. Ne6 Rde8 25. a4 Bd7 26. exf5 Bxb4 27. Re4 Bc3 28. Ra2 Nf6 29. Rc4 Nxd5 30. Nxc7 Nxc7 31. Rxc3 Bc6 32. Rac2 Kb8 33. Rc5 Nd5 34. Bb2 Nf4 35. Nxe5 Rxg2+ 36. Kf1 Rh2 37. Nxc6+ bxc6 38. Kg1 Rg2+ 39. Kh1 *", + "Moves": "e8e1", + "MovesSAN": "Re1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "7k/5K2/6P1/8/4B3/8/8/7q w - - 0 66", + "PGN": "1. c4 c5 2. g3 Nc6 3. Bg2 e5 4. d3 g6 5. Nc3 Bg7 6. Nf3 d6 7. O-O Nge7 8. a3 O-O 9. e3 Bg4 10. Qb3 Rb8 11. Nb5 a6 12. Nc3 Bf5 13. e4 Bg4 14. Be3 f5 15. exf5 Bxf5 16. Ne4 Bxe4 17. dxe4 h6 18. Qc3 Kh7 19. b4 cxb4 20. axb4 Qc7 21. c5 dxc5 22. Bxc5 Rfd8 23. Rfd1 Na7 24. Bd4 Qxc3 25. Bxc3 Nb5 26. Bxe5 Bxe5 27. Nxe5 Nc6 28. Rxd8 Rxd8 29. Nxc6 bxc6 30. Rxa6 Rd1+ 31. Bf1 Nc3 32. Rxc6 Nxe4 33. Kg2 Rd2 34. Rc7+ Kh8 35. Rf7 Kg8 36. Rf4 Ng5 37. b5 Rb2 38. h4 Nh7 39. Bc4+ Kh8 40. Rd4 g5 41. Rd8+ Kg7 42. Rd7+ Kh8 43. hxg5 Nxg5 44. Rd6 Kg7 45. b6 Rxf2+ 46. Kxf2 Ne4+ 47. Kf3 Nxd6 48. Bd5 h5 49. b7 Nxb7 50. Bxb7 h4 51. g4 Kg6 52. Kf4 Kh6 53. Be4 h3 54. Kf5 h2 55. Bh1 Kg7 56. Kg5 Kh7 57. Kf6 Kg8 58. Kg6 Kh8 59. g5 Kg8 60. Bf3 Kh8 61. Kf7 Kh7 62. Bh1 Kh8 63. Bf3 Kh7 64. Be4+ Kh8 65. g6 h1=Q *", + "Moves": "g6g7", + "MovesSAN": "g7#", + "Themes": "advancedPawn endgame mate mateIn1 oneMove" + }, + { + "FEN": "r1b1kb1r/1q3p2/p3p3/1p2npB1/8/5NPp/PPQ1NP1P/R2R2K1 w kq - 0 21", + "PGN": "1. e4 e6 2. Nc3 d5 3. d4 a6 4. e5 c5 5. Nf3 cxd4 6. Qxd4 Nc6 7. Qg4 Nge7 8. Bd3 h5 9. Qf4 Nf5 10. O-O g6 11. Rd1 h4 12. Ne2 Qc7 13. c4 Bh6 14. Qg4 dxc4 15. Bxf5 gxf5 16. Qxc4 b5 17. Qc5 Bf8 18. Qc2 h3 19. g3 Qb7 20. Bg5 Nxe5 *", + "Moves": "d1d8", + "MovesSAN": "Rd8#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "5r2/2pk2p1/pp1b4/3PPb1p/4p2P/P1N3K1/1P3BP1/3RR3 b - - 0 29", + "PGN": "1. Nf3 Nc6 2. d4 d5 3. c4 Nf6 4. cxd5 Nxd5 5. e4 Nf6 6. Nc3 Bg4 7. d5 Ne5 8. Nxe5 Bxd1 9. Bb5+ Nd7 10. Bxd7+ Qxd7 11. Nxd7 Bh5 12. Ne5 f6 13. Nb5 Kd8 14. Nd3 a6 15. Nc3 Kd7 16. Bf4 e5 17. Be3 b6 18. f3 Bd6 19. Kf2 Rhf8 20. Rhe1 Bg6 21. Rad1 h5 22. h4 Rae8 23. a3 Be7 24. Kg3 Bd6 25. Bf2 f5 26. exf5 e4+ 27. f4 Bxf5 28. Ne5+ Rxe5 29. fxe5 *", + "Moves": "d6e5", + "MovesSAN": "Bxe5#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "6k1/p2Q1pp1/1p1r1q1p/8/5P2/4P3/PPB2P1P/6K1 w - - 0 36", + "PGN": "1. d4 e6 2. Bf4 d5 3. Nf3 Bd6 4. Bxd6 Qxd6 5. c3 Nf6 6. Nbd2 O-O 7. e3 Nbd7 8. Bd3 c5 9. O-O b6 10. Re1 Bb7 11. Qe2 Rac8 12. Rad1 e5 13. dxe5 Nxe5 14. Nxe5 Qxe5 15. Nf3 Qc7 16. Bf5 Rcd8 17. Rd2 h6 18. Red1 Rfe8 19. Bc2 d4 20. cxd4 Bxf3 21. gxf3 cxd4 22. Rxd4 Rxd4 23. Rxd4 Rc8 24. Bb3 Qc1+ 25. Kg2 Qc5 26. f4 Re8 27. Qc4 Qh5 28. Bd1 Qg6+ 29. Kh1 Ne4 30. Qe2 Qc6 31. Kg1 Qg6+ 32. Qg4 Qf6 33. Bc2 Nd6 34. Qd7 Re6 35. Rxd6 Rxd6 *", + "Moves": "d7e8", + "MovesSAN": "Qe8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r4q1k/6pB/bppN2Qp/p3P2N/3P4/P7/1P4PP/6K1 b - - 1 25", + "PGN": "1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 Be7 6. e3 c6 7. Bd3 Nbd7 8. Nge2 h6 9. Bf4 O-O 10. O-O Nh7 11. f3 Bg5 12. e4 dxe4 13. fxe4 Ndf6 14. e5 Nd5 15. a3 Bxf4 16. Nxf4 Ne3 17. Bxh7+ Kh8 18. Qd3 Nxf1 19. Rxf1 Qg5 20. Ne4 Qd8 21. Nd6 b6 22. Nh5 a5 23. Rxf7 Ba6 24. Rxf8+ Qxf8 25. Qg6 *", + "Moves": "f8f1", + "MovesSAN": "Qf1#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "4r1rk/pP5p/5b2/3P3q/2PBp3/1Q6/4nP1N/3RRB1K b - - 5 36", + "PGN": "1. e4 d6 2. Nf3 Nf6 3. d3 g6 4. g3 Bg7 5. Bg2 O-O 6. O-O e5 7. c3 Ne8 8. b4 f5 9. Ng5 Bf6 10. Qb3+ Kg7 11. Ne6+ Bxe6 12. Qxe6 c6 13. exf5 Nc7 14. Qb3 gxf5 15. Nd2 Nd7 16. a4 Qe7 17. Bb2 Rae8 18. c4 Kh8 19. Rfe1 Qg7 20. Rad1 Ne6 21. Nf3 f4 22. a5 Rg8 23. a6 fxg3 24. hxg3 Nf4 25. Bf1 Qg4 26. d4 e4 27. Nh2 Qg6 28. d5 Ne5 29. axb7 Nh5 30. Bd4 c5 31. bxc5 dxc5 32. Bxc5 Nf3+ 33. Nxf3 Nxg3 34. Bd4 Ne2+ 35. Kh1 Qh5+ 36. Nh2 *", + "Moves": "g8g1", + "MovesSAN": "Rg1#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r4r2/p1pb3k/6pb/6q1/1P1QB2p/1NN2p1P/P1P2PP1/1R3R1K b - - 0 25", + "PGN": "1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Nf3 Nc6 5. Bb5 Bg7 6. d5 Bd7 7. dxc6 bxc6 8. Bd3 O-O 9. O-O e5 10. Bg5 Qb8 11. Bxf6 Bxf6 12. Rb1 Bg7 13. b4 Qd8 14. Ba6 h5 15. Nd2 h4 16. h3 Bh6 17. Nb3 Qg5 18. Qf3 f5 19. Bc4+ Kh7 20. Kh1 d5 21. exd5 cxd5 22. Bxd5 e4 23. Qe3 f4 24. Qd4 f3 25. Bxe4 *", + "Moves": "g5g2", + "MovesSAN": "Qxg2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "5r2/2p3kp/p1Q3p1/2p5/8/8/6PP/5R1K b - - 0 27", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd8 4. Nf3 Nc6 5. Bb5 a6 6. Bxc6+ bxc6 7. O-O Nf6 8. d4 e6 9. Bg5 c5 10. d5 exd5 11. Nxd5 Be7 12. Nxe7 Qxe7 13. Re1 Be6 14. Bxf6 Qxf6 15. Qd3 Qxb2 16. Rab1 Qxa2 17. Qe4 O-O 18. Ng5 g6 19. Nxe6 fxe6 20. Qc6 Qxc2 21. Qxe6+ Kg7 22. Rbc1 Qxf2+ 23. Kh1 Rae8 24. Qd7+ Qf7 25. Qc6 Rxe1+ 26. Rxe1 Qf1+ 27. Rxf1 *", + "Moves": "f8f1", + "MovesSAN": "Rxf1#", + "Themes": "backRankMate endgame mate mateIn1 oneMove queenRookEndgame" + }, + { + "FEN": "5rk1/pQ3pp1/4b2p/1R1B4/8/8/4qPPP/3R3K b - - 0 32", + "PGN": "1. e4 c5 2. Nf3 e6 3. c3 d5 4. exd5 exd5 5. d4 Nf6 6. Bb5+ Nc6 7. O-O h6 8. Re1+ Be6 9. Ne5 Rc8 10. Nxc6 bxc6 11. Ba6 Rb8 12. Qa4 Qb6 13. Bf4 Rd8 14. Na3 Be7 15. dxc5 Bxc5 16. Be3 Bxe3 17. Rxe3 O-O 18. Be2 Qxb2 19. Rf1 Qxa2 20. c4 dxc4 21. Qxc6 Nd5 22. Bxc4 Qb2 23. Rb3 Qe5 24. Rb5 Qe4 25. Kh1 Qd4 26. Nc2 Qd2 27. Bb3 Rc8 28. Qb7 Qe2 29. Re1 Rxc2 30. Ra1 Rd2 31. Bxd5 Rd1+ 32. Rxd1 *", + "Moves": "e2d1", + "MovesSAN": "Qxd1#", + "Themes": "backRankMate mate mateIn1 middlegame oneMove" + }, + { + "FEN": "1r1k4/p4R2/3bQ3/1p1B1P2/2pP4/2PqP3/PP6/4K3 b - - 5 33", + "PGN": "1. d4 c6 2. Bf4 d5 3. e3 Bf5 4. c3 e6 5. Nf3 Bd6 6. Bg3 Nf6 7. Nbd2 Ne4 8. Be2 Nxg3 9. hxg3 O-O 10. Nh4 Qf6 11. Bg4 Nd7 12. Nxf5 exf5 13. Bf3 Nb6 14. Qc2 Nc4 15. Nxc4 dxc4 16. g4 g6 17. gxf5 gxf5 18. O-O-O Kh8 19. Rh3 Rg8 20. Rdh1 Rg7 21. g4 Kg8 22. gxf5 Kf8 23. Rxh7 Rxh7 24. Rxh7 b5 25. Bxc6 Rb8 26. Bd5 Qg5 27. Rxf7+ Ke8 28. Qe4+ Kd8 29. Qe6 Qg1+ 30. Kd2 Qxf2+ 31. Kd1 Qf1+ 32. Kd2 Qd3+ 33. Ke1 *", + "Moves": "d6g3", + "MovesSAN": "Bg3#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "8/pp2rppk/6Np/8/P1P5/8/5PPP/2RB2K1 b - - 0 27", + "PGN": "1. d4 d5 2. c4 Nf6 3. Nc3 e6 4. Nf3 Bd6 5. Bg5 c6 6. e4 dxe4 7. Nxe4 Be7 8. Nxf6+ Bxf6 9. Bxf6 Qxf6 10. Be2 O-O 11. O-O Rd8 12. b4 Nd7 13. a4 e5 14. dxe5 Nxe5 15. Qb3 Be6 16. Rac1 Rd7 17. b5 cxb5 18. Qxb5 Rad8 19. Qxe5 Qg6 20. Rfd1 h6 21. Rxd7 Rxd7 22. Qb8+ Kh7 23. Bd1 Bh3 24. Qg3 Bf5 25. Qxg6+ Bxg6 26. Ne5 Re7 27. Nxg6 *", + "Moves": "e7e1", + "MovesSAN": "Re1#", + "Themes": "backRankMate endgame mate mateIn1 oneMove" + }, + { + "FEN": "4B3/8/3p2pk/2pP2b1/7q/1PQ5/P5K1/8 w - - 2 51", + "PGN": "1. d4 d6 2. c4 g6 3. Nf3 Bg7 4. Bf4 a6 5. Nc3 Bd7 6. e3 Nf6 7. Bd3 O-O 8. O-O Bg4 9. h3 Bxf3 10. Qxf3 c6 11. Rab1 Nbd7 12. d5 c5 13. Ne4 Nh5 14. Bh2 Ne5 15. Bxe5 Bxe5 16. Qe2 Ng7 17. Ng5 f6 18. Nf3 e6 19. e4 exd5 20. exd5 Re8 21. Qc2 f5 22. Rfe1 Bf6 23. Qb3 Qc7 24. Qc2 Kf8 25. b3 Rxe1+ 26. Rxe1 Re8 27. Qd1 Qa5 28. Rxe8+ Kxe8 29. Qe2+ Kf7 30. g4 fxg4 31. hxg4 Qc3 32. Kg2 Qc1 33. Nd2 Qb2 34. Ne4 Qe5 35. f3 Ne8 36. Qf2 Be7 37. f4 Qa1 38. f5 Kg7 39. fxg6 hxg6 40. g5 Qd1 41. Qf3 Qc1 42. Qg3 Qb2+ 43. Qf2 Qe5 44. Qd2 Qd4 45. Kh2 b5 46. cxb5 axb5 47. Bxb5 Qxe4 48. Bxe8 Qh4+ 49. Kg2 Bxg5 50. Qc3+ Kh6 *", + "Moves": "c3h8", + "MovesSAN": "Qh8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "7k/1R3R1p/3r2p1/8/8/3r4/5P2/6K1 w - - 1 38", + "PGN": "1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. exd6 exd6 6. Nf3 Nc6 7. Nc3 Be7 8. d5 Nb8 9. Be3 Bg4 10. h3 Bh5 11. Bd3 N8d7 12. O-O Ne5 13. Be2 Bxf3 14. Bxf3 Nbxc4 15. Qb3 Nxf3+ 16. gxf3 Nb6 17. Bxb6 axb6 18. Ne4 O-O 19. Rac1 Qd7 20. Qc3 Qxh3 21. Qxc7 Bh4 22. Qxd6 Qxf3 23. Nc3 Bg5 24. Rcd1 Qg4+ 25. Qg3 Qf5 26. Rd3 Bf4 27. Rf3 Bxg3 28. Rxf5 Bd6 29. a3 Rac8 30. Re1 Bxa3 31. bxa3 Rxc3 32. Re7 g6 33. Rf6 Rxa3 34. Rxb6 Rd3 35. d6 Rd8 36. Rbxb7 R8xd6 37. Rxf7 Kh8 *", + "Moves": "f7f8", + "MovesSAN": "Rf8#", + "Themes": "endgame master mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "Bn2kb1r/2q2pp1/p3p3/1pp3p1/8/4B3/PPP2PPP/R2Q1RK1 b k - 0 15", + "PGN": "1. e4 c5 2. Nf3 e6 3. Nc3 a6 4. Bc4 b5 5. Be2 Qc7 6. d3 Bb7 7. O-O d6 8. Be3 Nf6 9. d4 Nxe4 10. dxc5 dxc5 11. Nxe4 Bxe4 12. Ng5 Bb7 13. Bf3 h6 14. Bxb7 hxg5 15. Bxa8 *", + "Moves": "c7h2", + "MovesSAN": "Qxh2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1b2r2/p1q2pp1/4pb1k/1p1p2N1/2p2P2/2P1P1P1/PPQ3P1/R4RK1 w - - 3 19", + "PGN": "1. d4 d5 2. Bf4 e6 3. e3 Nf6 4. Nf3 c5 5. c3 Bd6 6. Ne5 O-O 7. Bd3 c4 8. Bc2 b5 9. O-O Nc6 10. Nd2 Qc7 11. Ndf3 Nh5 12. Bg3 Nxg3 13. hxg3 Nxe5 14. dxe5 Bxe5 15. Bxh7+ Kxh7 16. Ng5+ Kg6 17. f4 Bf6 18. Qc2+ Kh6 *", + "Moves": "c2h7", + "MovesSAN": "Qh7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3r3r/pp4k1/2n3pN/4p1p1/8/2P4R/PP4PP/5R1K w - - 0 32", + "PGN": "1. e4 c5 2. d4 cxd4 3. c3 d3 4. Bxd3 Nc6 5. Qc2 Nf6 6. Ne2 d6 7. O-O e5 8. f4 Qb6+ 9. Kh1 Ng4 10. Ng3 Be7 11. fxe5 dxe5 12. Na3 O-O 13. Nf5 Bxf5 14. exf5 Ne3 15. Bxe3 Qxe3 16. Rae1 Qg5 17. Nc4 Rad8 18. f6 Bxf6 19. Bxh7+ Kh8 20. Rf5 Qh6 21. Qe2 g6 22. Rxf6 Qxh7 23. Rf3 Qg7 24. Rh3+ Kg8 25. Ne3 f6 26. Ng4 Qd7 27. Qc4+ Kg7 28. Nh6 Rh8 29. Qh4 Qd2 30. Rf1 Qg5 31. Qxg5 fxg5 *", + "Moves": "f1f7", + "MovesSAN": "Rf7#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "6Nr/3kpQ2/p2p4/1p6/4qP2/2P1n2P/6P1/R5RK b - - 7 43", + "PGN": "1. e4 c5 2. Nf3 a6 3. Nc3 d6 4. d4 cxd4 5. Nxd4 Nf6 6. Bc4 g6 7. O-O Bg7 8. h3 O-O 9. Be3 b5 10. Bb3 Bb7 11. f3 Nc6 12. Nxc6 Bxc6 13. Ne2 Nd7 14. c3 Nc5 15. Bd5 Rc8 16. Bxc6 Rxc6 17. Bd4 Qc7 18. Bxg7 Kxg7 19. Nd4 Rb6 20. a3 Rbb8 21. Qd2 Qb6 22. Kh1 Rfd8 23. Qg5 Qb7 24. Nf5+ Kf8 25. Qh6+ Ke8 26. Ne3 Nd3 27. Qxh7 Nxb2 28. Qg8+ Kd7 29. Qxf7 Rg8 30. Nd5 Rbe8 31. Rab1 Nc4 32. Rfd1 Rgf8 33. Qxg6 Nxa3 34. Ra1 Nc4 35. f4 Rg8 36. Qf7 Rgf8 37. Qg7 Rg8 38. Nf6+ Ke6 39. Nxg8 Qxe4 40. Nh6 Ne3 41. Qf7+ Kd7 42. Rg1 Rh8 43. Ng8 *", + "Moves": "h8h3", + "MovesSAN": "Rxh3#", + "Themes": "master mate mateIn1 middlegame oneMove pin" + }, + { + "FEN": "2k3rr/4R3/p1q1pn2/1pp4p/3P1P2/1P1P4/PBPN2PP/R3Q1K1 b - - 0 17", + "PGN": "1. f4 d5 2. Nf3 c5 3. e3 Nf6 4. b3 Nc6 5. Bb5 Qc7 6. O-O a6 7. Bxc6+ Qxc6 8. d3 Bg4 9. Qe1 e6 10. Bb2 Bxf3 11. Rxf3 Be7 12. Nd2 b5 13. Rg3 h5 14. Rxg7 O-O-O 15. Rxf7 Rdg8 16. Rxe7 d4 17. exd4 *", + "Moves": "c6g2", + "MovesSAN": "Qxg2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r4r2/pp3pkp/3pbqp1/2p3N1/2B1P2Q/2NP4/PPn3PP/6K1 w - - 0 17", + "PGN": "1. e4 c5 2. Nc3 d6 3. f4 Nc6 4. Nf3 g6 5. Bb5 Bd7 6. Bc4 e6 7. O-O Bg7 8. d3 Nf6 9. Qe1 O-O 10. Qh4 Nd4 11. f5 Nxc2 12. Bh6 Nxa1 13. Ng5 Nc2 14. Bxg7 Kxg7 15. fxe6 Bxe6 16. Rxf6 Qxf6 *", + "Moves": "h4h7", + "MovesSAN": "Qxh7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "1k1r3r/1pp3p1/2n2p2/p1p1p3/P1N1PnB1/1QPR1N2/1P3PP1/5RK1 b - - 0 18", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 d6 5. c3 Bg4 6. O-O Qd7 7. a4 a5 8. Be3 O-O-O 9. Bxc5 dxc5 10. Nbd2 h5 11. Qb3 f6 12. h3 Kb8 13. hxg4 hxg4 14. Be6 Qxd3 15. Bxg4 Nge7 16. Rad1 Ng6 17. Nc4 Nf4 18. Rxd3 *", + "Moves": "f4e2", + "MovesSAN": "Ne2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "1r3rk1/6b1/1p1p1qQ1/p1nPpb2/2P5/2N1B3/PP3P1R/2K4R w - - 0 26", + "PGN": "1. c4 g6 2. e4 Bg7 3. d4 d6 4. Nc3 Nf6 5. h3 O-O 6. Nf3 e5 7. d5 a5 8. g4 Na6 9. Be3 Nc5 10. Nd2 b6 11. Be2 Nfd7 12. Qc2 Qh4 13. Nf3 Qd8 14. O-O-O Ba6 15. h4 Rb8 16. h5 Bb7 17. Rh2 c6 18. Rdh1 cxd5 19. exd5 Nf6 20. Ng5 Bc8 21. hxg6 fxg6 22. Nxh7 Nxg4 23. Bxg4 Bxg4 24. Qxg6 Bf5 25. Nf6+ Qxf6 *", + "Moves": "h2h8", + "MovesSAN": "Rh8#", + "Themes": "master mate mateIn1 middlegame oneMove pin" + }, + { + "FEN": "r1b1r1k1/1pq2ppp/p1n2b2/3p4/P1B5/2N2N2/1P3PPP/R3R1K1 w - - 0 16", + "PGN": "1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 c5 5. Bxc4 cxd4 6. O-O Nc6 7. exd4 e6 8. Bg5 Be7 9. Nc3 O-O 10. Re1 a6 11. a4 Qc7 12. Qe2 Rd8 13. d5 exd5 14. Bxf6 Bxf6 15. Qe8+ Rxe8 *", + "Moves": "e1e8", + "MovesSAN": "Rxe8#", + "Themes": "backRankMate mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r3kb1r/1bqp1p2/pp2p3/2p3Pp/2PNP1n1/2NP3P/PP2BBP1/R2Q1RK1 b kq - 0 13", + "PGN": "1. e4 c5 2. d3 e6 3. c4 Qc7 4. f4 Nc6 5. Nf3 b6 6. Be2 Bb7 7. O-O Nf6 8. Nc3 a6 9. Be3 Ng4 10. Bf2 h5 11. h3 g5 12. fxg5 Nd4 13. Nxd4 *", + "Moves": "c7h2", + "MovesSAN": "Qh2#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "R3q1k1/5p1p/3K4/3B2p1/3B4/2P5/7r/8 w - - 2 34", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4 5. Nxd4 Bc5 6. Nxc6 bxc6 7. e5 Nd5 8. Nxd5 cxd5 9. Qxd5 Bxf2+ 10. Kxf2 c6 11. Qf3 Qb6+ 12. Be3 Qxb2 13. Bd3 Qxe5 14. Qf4 Qxf4+ 15. Bxf4 O-O 16. Rhe1 d5 17. Re7 Be6 18. Rb1 d4 19. Rbb7 Bxa2 20. Rxa7 Rxa7 21. Rxa7 Bd5 22. Be5 c5 23. c3 c4 24. Bb1 d3 25. Ba2 Re8 26. Bd4 Re2+ 27. Kg3 Rxg2+ 28. Kf4 d2 29. Bxc4 g5+ 30. Ke5 d1=Q 31. Bxd5 Qe2+ 32. Kd6 Rxh2 33. Ra8+ Qe8 *", + "Moves": "a8e8", + "MovesSAN": "Rxe8#", + "Themes": "endgame hangingPiece mate mateIn1 oneMove" + }, + { + "FEN": "2r2b1r/p7/4k1Bp/1p1pP1q1/1PnP4/P7/4N1PP/R4QK1 w - - 0 24", + "PGN": "1. e4 e6 2. d4 d5 3. Bd3 Nf6 4. e5 Nfd7 5. Ne2 c5 6. c3 Nc6 7. O-O b6 8. Nd2 cxd4 9. cxd4 Nb4 10. Bb1 Ba6 11. a3 Nd3 12. f4 Nxc1 13. Nxc1 Bxf1 14. Qxf1 g6 15. Nf3 Rc8 16. Ne2 b5 17. b4 Nb6 18. Bd3 Nc4 19. Ng5 h6 20. Nxe6 fxe6 21. Bxg6+ Kd7 22. f5 Qg5 23. fxe6+ Kxe6 *", + "Moves": "f1f7", + "MovesSAN": "Qf7#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2r2k2/1b1nq3/pp1p1p1r/4pR1p/P2pP2P/1B1P2R1/1PP1N1P1/6K1 w - - 0 25", + "PGN": "1. e4 c5 2. Nf3 g6 3. Bc4 Bg7 4. d3 Nc6 5. Nc3 d6 6. O-O Nf6 7. h3 O-O 8. Bg5 a6 9. a4 b6 10. Qd2 Bb7 11. Bh6 Nd4 12. Nxd4 cxd4 13. Ne2 e5 14. Bxg7 Kxg7 15. f4 Rc8 16. Bb3 h6 17. Rf2 Nd7 18. Raf1 f6 19. h4 h5 20. f5 gxf5 21. Rxf5 Rh8 22. R1f3 Qe7 23. Rg3+ Kf8 24. Qh6+ Rxh6 *", + "Moves": "g3g8", + "MovesSAN": "Rg8#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r2q1r2/1p2bkpQ/p2p1n1p/3Pp3/P1P2pP1/3B4/1P1B1PP1/R4RK1 w - - 1 26", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d3 h6 5. Be2 d6 6. a3 Be7 7. Be3 O-O 8. d4 a6 9. d5 Na7 10. Bd3 Bd7 11. a4 c6 12. O-O cxd5 13. Nxd5 Nxd5 14. exd5 Bg4 15. h3 Bh5 16. Be2 f5 17. Nh2 Bf7 18. c4 f4 19. Bd2 Nc8 20. Bd3 Nb6 21. Qf3 Nd7 22. Ng4 Bh5 23. Qe4 Bxg4 24. Qh7+ Kf7 25. hxg4 Nf6 *", + "Moves": "d3g6", + "MovesSAN": "Bg6#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r2q3r/ppp2kpp/2n5/3p1p2/3P2b1/B1nB1N2/P3QPPP/R3R1K1 w - - 0 14", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. cxd4 Bb4+ 7. Nc3 Nxe4 8. O-O Bxc3 9. bxc3 d5 10. Bd3 Bg4 11. Re1 f5 12. Ba3 Kf7 13. Qe2 Nxc3 *", + "Moves": "e2e6", + "MovesSAN": "Qe6#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r6r/p2Q3p/1p3kp1/4pb2/2qp3P/8/PP3PP1/R1B1K2R w KQ - 0 20", + "PGN": "1. e4 Nf6 2. e5 Nd5 3. d4 Nb6 4. Nf3 d6 5. c4 dxe5 6. Nxe5 Bf5 7. Nc3 f6 8. Qh5+ g6 9. Qf3 fxe5 10. Qxb7 N8d7 11. c5 Qc8 12. Qc6 exd4 13. Nb5 Kf7 14. cxb6 cxb6 15. Bc4+ e6 16. Nd6+ Bxd6 17. Qxd6 Qxc4 18. Qxd7+ Kf6 19. h4 e5 *", + "Moves": "c1g5", + "MovesSAN": "Bg5#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r5rk/p3P1bp/6p1/q1p2bN1/2B2N2/1P3P2/1PP2nPP/1K1R4 w - - 0 25", + "PGN": "1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Be3 c6 5. Qd2 Nbd7 6. f3 b5 7. O-O-O Qa5 8. Kb1 Nb6 9. d5 b4 10. Nce2 Nc4 11. Qd4 Nxe3 12. Qxe3 c5 13. e5 dxe5 14. Qxe5 Bg7 15. d6 O-O 16. dxe7 Re8 17. Nf4 Ng4 18. Qd5 b3 19. axb3 Nf2 20. Bc4 Bf5 21. Qxf7+ Kh8 22. Ngh3 Nxh1 23. Ng5 Nf2 24. Qg8+ Rxg8 *", + "Moves": "g5f7", + "MovesSAN": "Nf7#", + "Themes": "mate mateIn1 middlegame oneMove smotheredMate" + }, + { + "FEN": "r3r1k1/1pp2pb1/p2p2p1/3Qq2p/2B1P2P/5P2/PPP4P/1K1R3R b - - 2 18", + "PGN": "1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Be3 Bg7 5. f3 O-O 6. Qd2 Nc6 7. O-O-O e5 8. Be2 exd4 9. Bxd4 Nxd4 10. Qxd4 Re8 11. Qd2 Be6 12. Kb1 a6 13. Nh3 Bxh3 14. gxh3 Qe7 15. h4 h5 16. Nd5 Nxd5 17. Qxd5 Qe5 18. Bc4 *", + "Moves": "e5b2", + "MovesSAN": "Qxb2#", + "Themes": "master mate mateIn1 middlegame oneMove queensideAttack" + }, + { + "FEN": "6rk/5p2/1n2pb2/4P1N1/p2P4/2nB4/5P1K/6R1 w - - 0 42", + "PGN": "1. e4 c6 2. Nf3 d5 3. d3 Bg4 4. h3 Bxf3 5. Qxf3 e6 6. g3 Nf6 7. Bg2 Be7 8. O-O O-O 9. Re1 Qc7 10. Nd2 Re8 11. Qe2 a5 12. a4 Na6 13. c3 Rad8 14. e5 Nd7 15. d4 c5 16. Nf3 h6 17. h4 Nab8 18. Bf4 Nc6 19. Rad1 Bf8 20. h5 Qb6 21. g4 Ne7 22. Qb5 Nc6 23. Bf1 c4 24. Rb1 Qxb5 25. axb5 Na7 26. b3 Nxb5 27. bxc4 Nxc3 28. Rxb7 dxc4 29. Bxc4 Bb4 30. Ra1 Nb8 31. g5 hxg5 32. Bxg5 Rd7 33. Rxd7 Nxd7 34. h6 Nb6 35. Bd3 gxh6 36. Bxh6 a4 37. Kh2 Bf8 38. Rg1+ Kh8 39. Bg5 Bg7 40. Bf6 Rg8 41. Ng5 Bxf6 *", + "Moves": "g5f7", + "MovesSAN": "Nxf7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "1k6/ppp1R3/3p4/3P1B2/8/P1P5/KP2n3/4r3 w - - 5 37", + "PGN": "1. e4 e5 2. Nf3 f5 3. exf5 Qe7 4. d4 e4 5. Bg5 Nf6 6. Ne5 d6 7. Bxf6 Qxf6 8. Qh5+ g6 9. fxg6 hxg6 10. Qxg6+ Qxg6 11. Nxg6 Rg8 12. Nxf8 Rxf8 13. Nc3 Bf5 14. g3 Nc6 15. O-O-O O-O-O 16. d5 Ne5 17. Bg2 Ng4 18. Rdf1 e3 19. fxe3 Nxe3 20. Rf2 Bg4 21. Rxf8 Rxf8 22. Be4 Rf2 23. h4 Bh5 24. Re1 Nf1 25. Nd1 Bxd1 26. Rxd1 Nxg3 27. Bg6 Rh2 28. Re1 Ne2+ 29. Kb1 Rxh4 30. a3 Rh2 31. Bd3 Nd4 32. Re7 Rh3 33. Be4 Re3 34. c3 Re1+ 35. Ka2 Ne2 36. Bf5+ Kb8 *", + "Moves": "e7e8", + "MovesSAN": "Re8#", + "Themes": "backRankMate endgame master mate mateIn1 oneMove" + }, + { + "FEN": "2r2b1r/pp3kpp/5nb1/1Nnp2B1/1PP5/2N2P2/1P3QPP/2KR1B1R b - - 0 18", + "PGN": "1. e4 e5 2. Nf3 f5 3. exf5 e4 4. Qe2 Qe7 5. Nd4 Nf6 6. Nc3 c5 7. Nb3 d5 8. d3 exd3 9. cxd3 Bxf5 10. Bg5 Nbd7 11. O-O-O Kf7 12. f3 Qd6 13. Qf2 c4 14. Nd4 Bg6 15. dxc4 Rc8 16. Ndb5 Qb4 17. a3 Nc5 18. axb4 *", + "Moves": "c5b3", + "MovesSAN": "Nb3#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r3k1r1/pppbn1pp/8/3qQPB1/6P1/3P4/PPP2P1P/R3K2R w KQq - 0 14", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 f5 4. d3 Bc5 5. Bxg8 Rxg8 6. exf5 Qf6 7. g4 d5 8. Qe2 Bd6 9. Nc3 Ne7 10. Bg5 Qf7 11. Nxe5 Bxe5 12. Qxe5 Bd7 13. Nxd5 Qxd5 *", + "Moves": "e5e7", + "MovesSAN": "Qxe7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/pp2r2k/6pp/8/8/N1B5/PP2QPPq/R4K2 b - - 0 26", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. Bc4 e6 4. O-O d5 5. exd5 exd5 6. Be2 Bd6 7. Re1 Nge7 8. d4 O-O 9. Be3 cxd4 10. Nxd4 h6 11. c4 dxc4 12. Bxc4 Nxd4 13. Bxd4 Nc6 14. Bc3 Qh4 15. Bxf7+ Kh8 16. Qxd6 Rxf7 17. Re8+ Kh7 18. Qd3+ Bf5 19. Qe3 Rxe8 20. Qxe8 Re7 21. Qf8 Nd4 22. Na3 Ne2+ 23. Kf1 Bd3 24. Qf3 Qxh2 25. Qxd3+ g6 26. Qxe2 *", + "Moves": "h2h1", + "MovesSAN": "Qh1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "6r1/5R1p/4p1p1/4Q1Pk/5P1q/4P2P/4n2K/8 w - - 1 37", + "PGN": "1. Nf3 d5 2. b3 g6 3. Bb2 Nf6 4. e3 Bg7 5. Be2 O-O 6. O-O c5 7. d4 b6 8. c4 Ba6 9. cxd5 Bxe2 10. Qxe2 Nxd5 11. Rd1 e6 12. Nc3 Nxc3 13. Bxc3 Qc7 14. Rac1 Rd8 15. dxc5 Rxd1+ 16. Qxd1 Bxc3 17. Rxc3 bxc5 18. Rd3 Nc6 19. Rd7 Qa5 20. h3 Qxa2 21. Qd6 Qb1+ 22. Kh2 Na5 23. Ne5 Rf8 24. Qxc5 Nxb3 25. Qxa7 Qf5 26. f4 Nc1 27. Nc6 Qc2 28. Ne7+ Kg7 29. Qd4+ Kh6 30. Qe5 Qf2 31. Qg5+ Kg7 32. Qe5+ Kh6 33. Ng8+ Rxg8 34. Rxf7 Qh4 35. g4 Ne2 36. g5+ Kh5 *", + "Moves": "f7h7", + "MovesSAN": "Rxh7#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "3r3k/5R2/1p4Pp/p2Bp3/q1Pb4/5P2/1P6/1K6 w - - 0 43", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. a3 e5 7. Nf5 Bxf5 8. exf5 d5 9. Bg5 d4 10. Bxf6 Qxf6 11. Nd5 Qd8 12. Bc4 Nd7 13. Qe2 Bd6 14. O-O-O Qg5+ 15. Kb1 Qxf5 16. Rxd4 O-O 17. g4 Qg5 18. h4 Qd8 19. Rdd1 Nb6 20. Bb3 Nxd5 21. Rxd5 Qb6 22. g5 a5 23. Rhd1 Rfd8 24. Rb5 Qc7 25. h5 Kh8 26. Bd5 Rab8 27. Qf3 Bc5 28. g6 fxg6 29. hxg6 h6 30. c4 Qd6 31. Qg2 b6 32. Rh1 Qf6 33. f3 Bd4 34. a4 Rd6 35. Be4 Rbd8 36. Rh5 Qf4 37. Rf5 Qh4 38. Rd5 Rxd5 39. Bxd5 Qe7 40. Rf7 Qb4 41. Qh2 Qxa4 42. Qxh6+ gxh6 *", + "Moves": "f7h7", + "MovesSAN": "Rh7#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "8/2b2p2/7k/p5p1/2P5/1P4qP/P1Q3R1/6K1 b - - 1 43", + "PGN": "1. e4 c5 2. c3 e6 3. d4 d5 4. exd5 exd5 5. dxc5 Nc6 6. Be3 a5 7. Nf3 Nf6 8. Bb5 Be7 9. Ne5 Qc7 10. Nxc6 bxc6 11. Bd3 Rb8 12. Qc2 O-O 13. O-O Qa7 14. Bd4 h6 15. Bxf6 Bxf6 16. Nd2 Qxc5 17. Nb3 Qb6 18. Rab1 c5 19. Nd2 c4 20. Bf5 Re8 21. Bxc8 Rbxc8 22. Nf3 Re4 23. Rbd1 Rce8 24. Rxd5 Re2 25. Rd2 R2e4 26. Rfd1 g5 27. h3 h5 28. Rd6 Re1+ 29. Nxe1 Rxe1+ 30. Rxe1 Qxd6 31. Re8+ Kg7 32. Qe2 h4 33. Qxc4 Qd1+ 34. Qf1 Qc2 35. Re2 Qa4 36. Qb1 Bd8 37. b3 Qf4 38. c4 Bc7 39. Qb2+ Kg6 40. Qc2+ Kh6 41. g3 hxg3 42. fxg3 Qxg3+ 43. Rg2 *", + "Moves": "g3e1", + "MovesSAN": "Qe1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r1b3k1/pppp1rpp/8/8/2BP4/2b2N2/P4PPP/4R1K1 w - - 0 16", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. cxd4 Bb4+ 7. Nc3 Nxe4 8. O-O Nxc3 9. bxc3 Bxc3 10. Ba3 Bxa1 11. Re1+ Qe7 12. Bxe7 Nxe7 13. Qe2 O-O 14. Qxe7 Bc3 15. Qxf7+ Rxf7 *", + "Moves": "e1e8", + "MovesSAN": "Re8#", + "Themes": "mate mateIn1 middlegame oneMove pin" + }, + { + "FEN": "r4rk1/p1p2p2/2p3pp/2N1Q3/4P1P1/5b1q/PPPB1P2/4RRK1 b - - 0 23", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 4. Bxc6+ bxc6 5. d4 exd4 6. Nxd4 Bb7 7. Nc3 h6 8. O-O Be7 9. Qg4 Bf6 10. Nf5 g6 11. Ne3 Bc8 12. Qf3 Bd7 13. Bd2 Be5 14. Nc4 Qh4 15. Nxe5 dxe5 16. Na4 Nf6 17. Rae1 O-O 18. Nc5 Ng4 19. h3 Nf6 20. g3 Qxh3 21. Qxf6 Bg4 22. Qxe5 Bf3 23. g4 *", + "Moves": "h3h1", + "MovesSAN": "Qh1#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/8/p4PR1/1p5p/1Pn1PP1k/P1RK4/r7/8 b - - 4 47", + "PGN": "1. a3 a6 2. h3 h6 3. b4 b5 4. Bb2 Bb7 5. e3 Nf6 6. Nf3 d6 7. d3 g6 8. Nbd2 Bg7 9. Be2 O-O 10. O-O Nbd7 11. Nb3 e5 12. Na5 Bd5 13. c4 Be6 14. Nd2 Nb6 15. Bf3 e4 16. Nxe4 Nxe4 17. Bxg7 Kxg7 18. Bxe4 d5 19. cxd5 Bxd5 20. Bxd5 Qxd5 21. Qb3 Rfd8 22. Qxd5 Rxd5 23. d4 f5 24. Rac1 Rd7 25. Nc6 f4 26. e4 Re8 27. f3 Nc4 28. Rc3 Rd6 29. d5 Rxc6 30. dxc6 Re6 31. Rd1 Rxc6 32. Rd7+ Kf6 33. Kf2 Rd6 34. Rxc7 Rd2+ 35. Kg1 Ne3 36. R7c6+ Kg5 37. h4+ Kxh4 38. Rxg6 h5 39. g3+ Kh3 40. gxf4 Rd1+ 41. Kf2 Nc4 42. f5 Rd2+ 43. Ke1 Ra2 44. f4+ Kh4 45. f6 Ra1+ 46. Ke2 Ra2+ 47. Kd3 *", + "Moves": "a2d2", + "MovesSAN": "Rd2#", + "Themes": "endgame hookMate master mate mateIn1 oneMove" + }, + { + "FEN": "2q2r1n/pp3p1k/4p2P/2NpP2p/3P2Q1/8/PP3P2/5RK1 w - - 0 28", + "PGN": "1. e4 c6 2. Nf3 d5 3. e5 Bg4 4. d4 e6 5. Bd3 c5 6. c3 Nc6 7. Bb5 Qb6 8. Bxc6+ Qxc6 9. O-O Ne7 10. Nbd2 Nf5 11. Nb3 cxd4 12. cxd4 Bb4 13. h3 Bxf3 14. Qxf3 O-O 15. g4 Nh4 16. Qg3 Be7 17. Be3 Rac8 18. Rac1 Qb6 19. g5 Ng6 20. h4 h6 21. h5 Nh8 22. gxh6 g6 23. Bg5 Bxg5 24. Qxg5 Qd8 25. Qg4 Kh7 26. Rxc8 Qxc8 27. Nc5 gxh5 *", + "Moves": "g4g7", + "MovesSAN": "Qg7#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "3r2k1/5p1p/1p2p1p1/1Q2b3/P1P5/5P1P/6P1/3R3K b - - 0 34", + "PGN": "1. e4 c5 2. Bc4 d6 3. h3 Nf6 4. d3 a6 5. a4 e6 6. Nf3 Be7 7. e5 dxe5 8. Nxe5 Bd6 9. Bf4 Qc7 10. d4 cxd4 11. Qxd4 Nc6 12. Nxc6 Bxf4 13. Nb4 O-O 14. O-O Be5 15. Qh4 Bxb2 16. Ra2 Be5 17. Bd3 b6 18. Ra3 Bb7 19. Nd2 g6 20. f3 Nd5 21. Nxd5 Bxd5 22. Ne4 Bxe4 23. Bxe4 Qc5+ 24. Kh1 Qxa3 25. Bxa8 Rxa8 26. Re1 Bg7 27. Rd1 Qc5 28. c4 Qe5 29. Qe7 Qf6 30. Qb7 Rd8 31. Rb1 Qd4 32. Qxa6 Be5 33. Qb5 Qd1+ 34. Rxd1 *", + "Moves": "d8d1", + "MovesSAN": "Rxd1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "1R6/8/8/8/8/6p1/r6k/5K2 w - - 0 74", + "PGN": "1. e4 e6 2. d4 d5 3. exd5 exd5 4. Bf4 Bd6 5. Bxd6 Qxd6 6. Nf3 Nf6 7. Bd3 O-O 8. O-O Nc6 9. Nbd2 Bg4 10. c3 Ne7 11. h3 Bh5 12. Qc2 c5 13. dxc5 Qxc5 14. Nd4 Nc6 15. N2f3 Rfe8 16. Rae1 Bg6 17. Bxg6 hxg6 18. Qb3 Rad8 19. Qxb7 Nxd4 20. Nxd4 Rxe1 21. Rxe1 Ne4 22. f3 Nd6 23. Qc6 Qa5 24. Re5 Qxa2 25. Rxd5 Qb1+ 26. Kh2 Qc1 27. Ne2 Qxb2 28. Ng3 Qb6 29. Qa4 Nb7 30. Rb5 Qc6 31. c4 a6 32. Rb4 Qxa4 33. Rxa4 Rc8 34. Ne4 a5 35. Kg3 Nc5 36. Nxc5 Rxc5 37. Kf4 Kf8 38. Ke4 Ke7 39. Kd4 Rg5 40. g4 Kd6 41. f4 Rc5 42. Ra1 g5 43. f5 f6 44. Re1 Rc6 45. Re8 Rc7 46. Ra8 Rd7 47. Rxa5 Kc6+ 48. Rd5 Re7 49. Ra5 Re1 50. Ra7 Rd1+ 51. Kc3 Rh1 52. Rxg7 Rxh3+ 53. Kd4 Rg3 54. Rg6 Rxg4+ 55. Kd3 Rg3+ 56. Kd4 Rg4+ 57. Kc3 Kc5 58. Rxf6 Rxc4+ 59. Kd3 Rf4 60. Ke3 Kd5 61. Rf8 Ke5 62. Re8+ Kxf5 63. Rf8+ Kg4 64. Rg8 Rf7 65. Ke2 Re7+ 66. Kf2 Re5 67. Kg2 Re2+ 68. Kg1 Kf4 69. Rf8+ Kg3 70. Kf1 Ra2 71. Rb8 g4 72. Rb3+ Kh2 73. Rb8 g3 *", + "Moves": "b8h8", + "MovesSAN": "Rh8#", + "Themes": "endgame mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "6k1/1p2Q2p/p5p1/4N3/P1p1P3/1qP3bP/1P4P1/7K b - - 0 36", + "PGN": "1. d4 Nf6 2. Bf4 Nd5 3. Bg3 g6 4. e4 Nf6 5. Bd3 Bg7 6. Ne2 O-O 7. h3 d6 8. O-O Nbd7 9. f4 e5 10. fxe5 dxe5 11. dxe5 Nh5 12. e6 fxe6 13. c3 Nxg3 14. Nxg3 Ne5 15. Be2 Bd7 16. Nd2 Bc6 17. Qb3 Qe7 18. Nc4 a6 19. Rad1 Bb5 20. a4 Bxc4 21. Bxc4 Nxc4 22. Qxc4 Rxf1+ 23. Rxf1 Rd8 24. Qb3 c6 25. Rd1 Rxd1+ 26. Qxd1 Be5 27. Ne2 Qc5+ 28. Nd4 Qb6 29. Qd2 c5 30. Nf3 Bg3 31. Kh1 c4 32. Nd4 e5 33. Nf3 Qb3 34. Qd8+ Kg7 35. Qe7+ Kg8 36. Nxe5 *", + "Moves": "b3d1", + "MovesSAN": "Qd1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "3rk2r/1Q5p/p2bB3/5Pq1/8/8/PPP3PP/1K5R w k - 0 27", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. Qd2 Nc6 8. O-O-O Nxd4 9. Qxd4 Be7 10. f4 e5 11. fxe5 dxe5 12. Qxe5 Qb6 13. Bc4 Bg4 14. Nd5 Nxd5 15. Rxd5 f6 16. Qf4 Be6 17. Bh4 Bxd5 18. Bxd5 Qd6 19. Qf3 f5 20. Bg3 Qf6 21. exf5 Rd8 22. Be6 Qh6+ 23. Kb1 Qf6 24. Qxb7 Bd6 25. Bh4 g5 26. Bxg5 Qxg5 *", + "Moves": "b7f7", + "MovesSAN": "Qf7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/5ppk/2p1b3/p3Q2p/r6P/1p1PPqP1/1B3P2/4R1K1 w - - 0 38", + "PGN": "1. c4 Nf6 2. g3 e5 3. Bg2 c6 4. Nf3 e4 5. Nd4 Qb6 6. e3 d5 7. Nc3 Bc5 8. Nb3 Bg4 9. Qc2 Na6 10. a3 O-O 11. O-O dxc4 12. Nxc5 Nxc5 13. Nxe4 Nfxe4 14. Bxe4 Nxe4 15. Qxe4 Be2 16. Re1 Bd3 17. Qg4 a5 18. a4 Qb4 19. Ra3 Rfe8 20. Qd4 b5 21. b3 Re4 22. Qd7 Qc5 23. Bb2 b4 24. Raa1 Qd5 25. Qb7 Rae8 26. bxc4 Rxc4 27. Rac1 h5 28. h4 Qf3 29. Rxc4 Bxc4 30. Qd7 Re6 31. d3 Bb3 32. Qd4 Rg6 33. Qc5 Be6 34. Qd4 Rg4 35. Qd8+ Kh7 36. Qc7 b3 37. Qe5 Rxa4 *", + "Moves": "e5g7", + "MovesSAN": "Qxg7#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "rnb1kb1r/1pqp1pp1/p3p3/7p/3NP1n1/3BB2P/PPP2PP1/RN1Q1R1K b kq - 0 9", + "PGN": "1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Bd3 Qc7 6. O-O Nf6 7. Be3 h5 8. Kh1 Ng4 9. h3 *", + "Moves": "c7h2", + "MovesSAN": "Qh2#", + "Themes": "master mate mateIn1 oneMove opening" + }, + { + "FEN": "3r2k1/5pp1/p3rp1p/q7/8/1RQB4/2PK2PP/3R4 b - - 8 38", + "PGN": "1. e4 c6 2. f4 d5 3. Nf3 dxe4 4. Ng5 h6 5. Nxe4 Nf6 6. Nxf6+ exf6 7. Nc3 Bc5 8. Qe2+ Be6 9. f5 O-O 10. fxe6 Re8 11. Qf3 Rxe6+ 12. Kd1 Nd7 13. d4 Bxd4 14. Bf4 Ne5 15. Bxe5 Bxe5+ 16. Bd3 c5 17. Kc1 Bxc3 18. bxc3 Qa5 19. Rb1 Qxa2 20. c4 Rae8 21. Qf2 Qa3+ 22. Kd1 b6 23. Rf1 Qa2 24. Kc1 Qa3+ 25. Kd1 Qa2 26. Kc1 Qa5 27. Kb2 Qb4+ 28. Ka2 Qa4+ 29. Kb2 a6 30. Rfd1 Qb4+ 31. Ka2 Qa4+ 32. Kb2 b5 33. Qxc5 bxc4 34. Qxc4 Rb8+ 35. Kc1 Qa3+ 36. Kd2 Rd8 37. Rb3 Qa5+ 38. Qc3 *", + "Moves": "a5g5", + "MovesSAN": "Qg5#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/8/4p1k1/2Q1P1p1/6K1/2P2P2/6PP/4q3 b - - 2 47", + "PGN": "1. e4 d5 2. exd5 Nf6 3. d4 Bg4 4. Bb5+ Nbd7 5. f3 Bh5 6. c4 a6 7. Ba4 e6 8. dxe6 fxe6 9. Ne2 Bb4+ 10. Nbc3 Qe7 11. O-O O-O 12. a3 Bxc3 13. bxc3 Rfd8 14. Nf4 Nf8 15. Rb1 b6 16. Bc6 Rab8 17. Re1 Rd6 18. Ba4 Bf7 19. Nd3 Ng6 20. Qe2 Nd7 21. Ne5 Ndxe5 22. dxe5 Rdd8 23. Bc2 Rd7 24. a4 Rbd8 25. Qe4 Nf8 26. Qe2 Bg6 27. Be3 Bxc2 28. Qxc2 Ng6 29. Qe4 Nh4 30. a5 bxa5 31. c5 Nf5 32. Bf2 Rd2 33. Re2 Rd1+ 34. Re1 Rxe1+ 35. Rxe1 Rd2 36. Qa8+ Kf7 37. Qxa6 Rxf2 38. Kxf2 Qxc5+ 39. Kf1 Ne3+ 40. Kf2 Ng4+ 41. Kg3 Qf2+ 42. Kxg4 h5+ 43. Kxh5 g6+ 44. Kg4 Qxe1 45. Qxa5 g5 46. Qxc7+ Kg6 47. Qc5 *", + "Moves": "e1h4", + "MovesSAN": "Qh4#", + "Themes": "endgame mate mateIn1 oneMove queenEndgame" + }, + { + "FEN": "r1bqk1nr/ppp3pp/2np4/2bQ2p1/2B1P3/2p2N2/PP3PPP/RN3RK1 w kq - 0 9", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Bc5 5. c3 dxc3 6. O-O d6 7. Bg5 f6 8. Qd5 fxg5 *", + "Moves": "d5f7", + "MovesSAN": "Qf7#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "r4rk1/pp2R3/2p1bqNQ/3p1p2/8/8/P4PPP/R5K1 w - - 6 24", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 h6 4. c3 Nf6 5. d3 Bc5 6. d4 exd4 7. cxd4 Bb4+ 8. Nc3 Nxe4 9. O-O Bxc3 10. bxc3 O-O 11. d5 Ne7 12. Re1 Nxc3 13. Qb3 Ncxd5 14. Bxd5 Nxd5 15. Qxd5 c6 16. Qh5 d5 17. Bxh6 gxh6 18. Qxh6 f6 19. Qg6+ Kh8 20. Nh4 f5 21. Qh6+ Kg8 22. Ng6 Qf6 23. Re7 Be6 *", + "Moves": "h6h7", + "MovesSAN": "Qh7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2r3q1/1b5k/p6b/1p1p1N2/3P3N/P6P/1P1Q2P1/6K1 w - - 0 34", + "PGN": "1. e4 c5 2. Nf3 d6 3. Bc4 e6 4. O-O a6 5. Nc3 b5 6. Be2 Nc6 7. d3 Be7 8. a3 h6 9. h3 Nf6 10. Nh2 Nd4 11. f4 Nxe2+ 12. Nxe2 Qc7 13. Ng3 O-O 14. Nf3 Bb7 15. Qe1 Rfd8 16. Be3 Rac8 17. Qd2 c4 18. Rac1 cxd3 19. cxd3 Qb8 20. f5 exf5 21. Nxf5 Bf8 22. Rxc8 Rxc8 23. Bd4 d5 24. e5 Nd7 25. e6 Nf6 26. Bxf6 gxf6 27. exf7+ Kxf7 28. Nxh6+ Kg6 29. Nh4+ Kh7 30. Rxf6 Qg3 31. N6f5 Qg8 32. d4 Bg7 33. Rh6+ Bxh6 *", + "Moves": "d2h6", + "MovesSAN": "Qxh6#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1b2rk1/1pqnbppp/p7/3n2Q1/3BP3/3B1P2/PPP3PP/2KR3R w - - 0 16", + "PGN": "1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 Qc7 6. Be3 Bb4 7. Qd2 Nf6 8. f3 d5 9. Bd3 e5 10. Nde2 d4 11. Nxd4 exd4 12. Bxd4 Nbd7 13. O-O-O O-O 14. Qg5 Be7 15. Nd5 Nxd5 *", + "Moves": "g5g7", + "MovesSAN": "Qxg7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "7r/2k2p2/R1pp1n2/P3p3/2q1P3/2N5/P1P1QPPr/3R1K2 b - - 2 31", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Nc3 d6 5. h3 Be7 6. O-O h6 7. d4 g5 8. d5 Na5 9. Bd3 c6 10. b4 g4 11. hxg4 Bxg4 12. bxa5 a6 13. dxc6 bxc6 14. Be2 h5 15. Bg5 Nh7 16. Bxe7 Qxe7 17. Nh2 Bxe2 18. Qxe2 h4 19. Qg4 Nf6 20. Qg7 Rg8 21. Qh6 Kd7 22. Qxh4 Rh8 23. Qg5 Rag8 24. Qf5+ Kd8 25. Rab1 Kc7 26. Rb6 Rh5 27. Qf3 Rgh8 28. Rd1 Rxh2 29. Kf1 Qe6 30. Rxa6 Qc4+ 31. Qe2 *", + "Moves": "h2h1", + "MovesSAN": "Rh1#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1b3rk/p2nbp1p/2nNpp1B/3pP3/1ppP2Q1/5N2/qPP3PP/2KR1B1R w - - 4 17", + "PGN": "1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. f4 c5 6. Nf3 Be7 7. Be3 Nc6 8. Qd2 O-O 9. O-O-O c4 10. f5 b5 11. f6 gxf6 12. Bh6 b4 13. Nb5 Qa5 14. Nd6 Qxa2 15. Qf4 Kh8 16. Qg4 Rg8 *", + "Moves": "d6f7", + "MovesSAN": "Nxf7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r2qrk1n/ppp2pp1/2np4/3N2P1/2B1P1b1/8/PPPB1PP1/2K4R w - - 0 17", + "PGN": "1. e4 e5 2. d4 exd4 3. Qxd4 Nc6 4. Qe3 d6 5. Bc4 Be7 6. Nf3 Bf6 7. Nc3 Nge7 8. Bd2 O-O 9. h4 Re8 10. O-O-O Bg4 11. Ng5 Bxg5 12. hxg5 Bxd1 13. Qh3 Ng6 14. Qxh7+ Kf8 15. Nd5 Bg4 16. Qh8+ Nxh8 *", + "Moves": "h1h8", + "MovesSAN": "Rxh8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r3k2N/ppp1b2p/2n3p1/8/6b1/N2PQ3/PPq2P1P/R1B1KR2 b Qq - 2 16", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Na5 6. Bb3 Nxd5 7. Nxf7 Qd7 8. Bxd5 Qxd5 9. Nxh8 Qxg2 10. Qh5+ g6 11. Qxe5+ Be7 12. Rf1 Nc6 13. Qg3 Qe4+ 14. Qe3 Qxc2 15. d3 Bg4 16. Na3 *", + "Moves": "c2d1", + "MovesSAN": "Qd1#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3r2k1/pR5p/5pp1/5n2/P4KP1/5P2/7P/3N4 b - - 0 30", + "PGN": "1. d4 d5 2. c4 e6 3. Nf3 c5 4. cxd5 exd5 5. e3 c4 6. b3 Bb4+ 7. Bd2 Qa5 8. Bxb4 Qxb4+ 9. Qd2 Qxd2+ 10. Nbxd2 b5 11. bxc4 bxc4 12. e4 Be6 13. exd5 Bxd5 14. Bxc4 Bxc4 15. Nxc4 Nf6 16. O-O O-O 17. Nfe5 Rd8 18. Rfd1 Rd5 19. f3 Nfd7 20. Rab1 Nxe5 21. Nxe5 f6 22. Nc4 Nc6 23. Rb7 Nxd4 24. Ne3 Ne2+ 25. Kf2 Rxd1 26. Nxd1 Nd4 27. Ke3 Nf5+ 28. Kf4 g6 29. a4 Rd8 30. g4 *", + "Moves": "d8d4", + "MovesSAN": "Rd4#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "4rr2/1p1n1k2/pq2p1pQ/3p2P1/5P2/3B1K2/PP2N3/5R2 w - - 2 28", + "PGN": "1. e4 g6 2. f4 Bg7 3. Nf3 c6 4. Nc3 d5 5. e5 Bg4 6. h3 Bxf3 7. Qxf3 e6 8. d4 Ne7 9. Bd2 Nd7 10. Bd3 Rc8 11. Ne2 c5 12. c3 a6 13. g4 f6 14. exf6 Bxf6 15. g5 Bg7 16. Qe3 Qb6 17. O-O O-O 18. h4 Rce8 19. h5 Nf5 20. Qh3 cxd4 21. Kg2 dxc3 22. hxg6 hxg6 23. Bxc3 Ne3+ 24. Kf3 Nxf1 25. Rxf1 Kf7 26. Bxg7 Kxg7 27. Qh6+ Kf7 *", + "Moves": "h6h7", + "MovesSAN": "Qh7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2r1k2r/3n1ppp/p2p4/1p2pPb1/2q1N3/P7/1PPN1QBP/2KR3R b k - 0 21", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 Nbd7 7. f4 Qc7 8. Qe2 e6 9. O-O-O b5 10. a3 Bb7 11. g4 Rc8 12. Bg2 Be7 13. Bxf6 Bxf6 14. g5 Be7 15. f5 e5 16. Nf3 Qc4 17. Qe3 Qc5 18. Qe2 Qc4 19. Qf2 Bxe4 20. Nd2 Bxg5 21. Nxe4 *", + "Moves": "c4c2", + "MovesSAN": "Qxc2#", + "Themes": "master mate mateIn1 middlegame oneMove queensideAttack" + }, + { + "FEN": "r3r1k1/1b3p1p/1p1Rp1p1/pP2P1q1/P7/1Q6/1B3PPP/R5K1 b - - 4 22", + "PGN": "1. d4 Nf6 2. Nf3 g6 3. e3 Bg7 4. b4 O-O 5. Bd3 a5 6. b5 d5 7. O-O Nbd7 8. a4 Re8 9. Bb2 c5 10. c4 Nb6 11. Nbd2 cxd4 12. exd4 dxc4 13. Nxc4 Nxc4 14. Bxc4 Nd5 15. Qb3 e6 16. Rfe1 Nb6 17. Ne5 Nxc4 18. Nxc4 b6 19. Ne5 Bxe5 20. dxe5 Bb7 21. Red1 Qg5 22. Rd6 *", + "Moves": "g5g2", + "MovesSAN": "Qxg2#", + "Themes": "kingsideAttack master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3r2k1/pq3p1p/1p2p1pP/1N4Q1/P2B4/1P6/5P1P/6Kb w - - 3 26", + "PGN": "1. d4 d5 2. c4 dxc4 3. e3 e6 4. Bxc4 c5 5. Nf3 cxd4 6. exd4 Nc6 7. Be3 Nf6 8. O-O Be7 9. Nc3 O-O 10. Qc2 Qc7 11. a3 Nxd4 12. Bxd4 Qxc4 13. Rac1 Rd8 14. Rfd1 b6 15. b3 Qa6 16. a4 Bb7 17. Ng5 g6 18. Nb5 Rac8 19. Qb2 Rxc1 20. Rxc1 Nh5 21. g4 Bxg5 22. gxh5 Bxc1 23. Qxc1 Bd5 24. h6 Qb7 25. Qg5 Bh1 *", + "Moves": "g5d8", + "MovesSAN": "Qxd8#", + "Themes": "endgame hangingPiece mate mateIn1 oneMove" + }, + { + "FEN": "r2q1k2/p4pp1/8/1pbN4/2p1nPP1/8/PPP1N1PK/R2Q1R2 b - - 0 18", + "PGN": "1. d4 Nf6 2. Bf4 c5 3. e3 b6 4. Bc4 Nc6 5. d5 e5 6. dxc6 exf4 7. cxd7+ Bxd7 8. exf4 Be7 9. Ne2 b5 10. Bd3 c4 11. Bxh7 Rxh7 12. O-O Kf8 13. Nbc3 Rh6 14. Nd5 Bg4 15. f3 Ne4 16. fxg4 Bc5+ 17. Kh1 Rxh2+ 18. Kxh2 *", + "Moves": "d8h4", + "MovesSAN": "Qh4#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "rn2k2r/ppp2p1p/6p1/5b2/4q3/6Q1/PPP1BPPP/2KR2NR b kq - 1 12", + "PGN": "1. e4 e5 2. Qh5 g6 3. Qxe5+ Be7 4. Be2 Nf6 5. Nc3 d6 6. Qg3 Nxe4 7. Nxe4 Bf5 8. d3 d5 9. Bg5 dxe4 10. Bxe7 Qxe7 11. dxe4 Qxe4 12. O-O-O *", + "Moves": "e4c2", + "MovesSAN": "Qxc2#", + "Themes": "mate mateIn1 middlegame oneMove queensideAttack" + }, + { + "FEN": "k1qr4/p3Q2p/4p1p1/R3P3/2p5/3p3P/6P1/7K w - - 0 38", + "PGN": "1. d4 d5 2. f4 Bf5 3. e3 Nd7 4. Nf3 Ngf6 5. c3 e6 6. Bd3 Bxd3 7. Qxd3 c5 8. O-O Qb6 9. Ne5 Ne4 10. Nd2 Ndf6 11. f5 Bd6 12. fxe6 fxe6 13. Nxe4 Nxe4 14. Qe2 Bxe5 15. dxe5 c4 16. Qh5+ g6 17. Qh4 Qd8 18. Qf4 Qe7 19. Qf3 O-O-O 20. b3 Rdf8 21. Qe2 Nxc3 22. Rxf8+ Rxf8 23. Qd2 Ne4 24. Qa5 b6 25. Qa6+ Kb8 26. Ba3 Nc5 27. Qb5 Qf7 28. h3 Qf2+ 29. Kh1 Qxe3 30. b4 Qxa3 31. bxc5 Qxc5 32. Qd7 Qc8 33. Qd6+ Ka8 34. a4 Rd8 35. Qe7 d4 36. a5 bxa5 37. Rxa5 d3 *", + "Moves": "e7a7", + "MovesSAN": "Qxa7#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "8/6pp/8/4k3/R3N3/5P1P/1r5r/R4K2 b - - 3 40", + "PGN": "1. e4 e5 2. Bc4 Nf6 3. c3 Bc5 4. d4 exd4 5. cxd4 Bb4+ 6. Bd2 Bxd2+ 7. Nxd2 d5 8. exd5 Nxd5 9. Qb3 Be6 10. Ngf3 O-O 11. O-O Nc6 12. Qc2 Qf6 13. Ne4 Qg6 14. Bd3 Bf5 15. Nh4 Qh5 16. Nxf5 Qxf5 17. Ng3 Ncb4 18. Bxf5 Nxc2 19. Bxc2 Rfe8 20. Rae1 Red8 21. Bb3 Nb4 22. Rd1 Re8 23. Nf5 Re2 24. d5 Rxb2 25. d6 cxd6 26. Nxd6 Nxa2 27. Bxf7+ Kf8 28. Bxa2 Rxa2 29. Nxb7 Rb2 30. Nd6 a5 31. Ra1 a4 32. Ra3 Ke7 33. Ne4 Ke6 34. Rfa1 Kd5 35. f3 Rc8 36. Rxa4 Rcc2 37. Rd1+ Ke5 38. h3 Rxg2+ 39. Kf1 Rh2 40. Rda1 *", + "Moves": "h2h1", + "MovesSAN": "Rh1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "rn2k2r/pp2ppb1/2p3b1/6Bp/2Bq3P/8/PPP1QP2/R3K1NR w KQkq - 0 12", + "PGN": "1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Nxf6+ gxf6 6. Bc4 Bf5 7. g4 Bg6 8. h4 h5 9. g5 fxg5 10. Bxg5 Bg7 11. Qe2 Qxd4 *", + "Moves": "e2e7", + "MovesSAN": "Qxe7#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "4r1rk/p1p2R1n/1p2p3/3p4/1P5R/P1P1q1P1/4PP1P/6K1 w - - 0 26", + "PGN": "1. c4 e6 2. Nc3 b6 3. g3 Bb7 4. Nf3 Bb4 5. Bg2 h6 6. O-O Nf6 7. a3 Bxc3 8. dxc3 O-O 9. Bf4 Nc6 10. Qd2 Na5 11. Bxh6 gxh6 12. Qxh6 Nh7 13. b4 Nxc4 14. Rfd1 Bxf3 15. Bxf3 d5 16. Rd4 Ne5 17. Bh5 Qf6 18. Qe3 Ng6 19. Rg4 Kh8 20. Rd1 Rg8 21. Rdd4 Ne5 22. Rgf4 Qg5 23. Bxf7 Nxf7 24. Rxf7 Rae8 25. Rh4 Qxe3 *", + "Moves": "h4h7", + "MovesSAN": "Rhxh7#", + "Themes": "endgame kingsideAttack mate mateIn1 oneMove" + }, + { + "FEN": "5rk1/1p4p1/2p1q2p/rp1pNN2/4nPQ1/1n5P/6PK/3R1R2 w - - 2 30", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. O-O Nf6 5. d3 d6 6. h3 h6 7. c3 Bb6 8. Be3 O-O 9. b4 Ne7 10. Qb3 Ng6 11. a4 c6 12. Bxb6 axb6 13. Qc2 Nf4 14. Kh2 Be6 15. Bxe6 Nxe6 16. d4 exd4 17. cxd4 d5 18. e5 Ne4 19. Nc3 f5 20. exf6 Nxf6 21. Ne5 Nxd4 22. Qg6 Qd6 23. f4 Qxb4 24. Nd1 Ne4 25. Ne3 Qd6 26. Qg4 b5 27. a5 Nb3 28. Rad1 Rxa5 29. Nf5 Qe6 *", + "Moves": "g4g7", + "MovesSAN": "Qxg7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "1r2k2r/p4ppp/2N1p3/2Q5/3PbB2/8/Pq4PP/R3R1K1 b k - 0 23", + "PGN": "1. d4 d5 2. Bf4 Nf6 3. e3 Bf5 4. Nf3 Nc6 5. c4 dxc4 6. Bxc4 e6 7. Qb3 Na5 8. Qb5+ Nc6 9. Qxb7 Na5 10. Qb5+ c6 11. Qa4 Nxc4 12. Qxc4 Qb6 13. Ne5 Be4 14. Nc3 Qxb2 15. O-O Qb6 16. Na4 Qb7 17. Nc5 Bxc5 18. Qxc5 Rb8 19. f3 Bd5 20. e4 Nxe4 21. fxe4 Bxe4 22. Rfe1 Qb2 23. Nxc6 *", + "Moves": "b2g2", + "MovesSAN": "Qxg2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "6k1/pp3pp1/2n4p/3p4/3P1b2/1NR5/PPK1Q3/1B4q1 b - - 0 25", + "PGN": "1. d4 Nf6 2. Bg5 d5 3. e3 c5 4. c3 Nc6 5. Bd3 e5 6. Ne2 Bd6 7. Nd2 O-O 8. Rc1 exd4 9. cxd4 cxd4 10. exd4 h6 11. Bxf6 Qxf6 12. Nb3 Qh4 13. h3 Re8 14. O-O Bxh3 15. gxh3 Qxh3 16. f4 Re3 17. Bb1 Qg4+ 18. Kf2 Rf3+ 19. Ke1 Re8 20. Rxf3 Qxf3 21. Rc3 Qg2 22. Qd3 Qg1+ 23. Kd2 Bxf4+ 24. Kc2 Rxe2+ 25. Qxe2 *", + "Moves": "c6b4", + "MovesSAN": "Nb4#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "rn3rk1/p4ppp/4p3/3q4/3P4/2P1PNP1/2Qn1PP1/R3K2R w KQ - 0 17", + "PGN": "1. d4 d5 2. Bf4 Nf6 3. Nf3 e6 4. e3 Bd6 5. Nbd2 O-O 6. c3 c5 7. Bg3 c4 8. b3 b5 9. a4 Bxg3 10. hxg3 Bd7 11. axb5 Bxb5 12. bxc4 dxc4 13. Bxc4 Bxc4 14. Nxc4 Ne4 15. Qc2 Qd5 16. Ncd2 Nxd2 *", + "Moves": "c2h7", + "MovesSAN": "Qxh7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r3k2r/1pp1npp1/p1p5/4N2q/2PpN1Q1/8/PP3PP1/R1B2RK1 b kq - 0 15", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. O-O Bg4 6. h3 h5 7. d3 Qf6 8. c4 Bd6 9. Nbd2 Ne7 10. d4 exd4 11. e5 Bxe5 12. Ne4 Qg6 13. hxg4 hxg4 14. Nxe5 Qh5 15. Qxg4 *", + "Moves": "h5h1", + "MovesSAN": "Qh1#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "1Q3b1k/5p1p/3rp1p1/qpp5/4P3/7P/P4PP1/5RK1 w - - 0 29", + "PGN": "1. e4 c5 2. Bc4 e6 3. Bb3 Ne7 4. d3 g6 5. c3 Bg7 6. Be3 b6 7. Nf3 Nbc6 8. Nbd2 Bb7 9. O-O d5 10. h3 Na5 11. Ba4+ Bc6 12. Bxc6+ Naxc6 13. Nh2 d4 14. Bg5 dxc3 15. bxc3 Qxd3 16. Qa4 O-O 17. Bxe7 Nxe7 18. Rad1 Qxc3 19. Qd7 Rfd8 20. Qxe7 Rxd2 21. Qb7 Rad8 22. Rxd2 Rxd2 23. Qxa7 Qa5 24. Qb8+ Bf8 25. Ng4 b5 26. Nf6+ Kg7 27. Ne8+ Kh8 28. Nd6 Rxd6 *", + "Moves": "b8f8", + "MovesSAN": "Qxf8#", + "Themes": "endgame hangingPiece mate mateIn1 oneMove" + }, + { + "FEN": "r3k2r/1b2nppp/p4B2/1p1qp3/8/N2B4/PPP2PPP/R2Q1RK1 b kq - 0 14", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 d6 6. N1c3 a6 7. Na3 Be7 8. Nd5 Nf6 9. Nxe7 Nxe7 10. Bd3 d5 11. exd5 Qxd5 12. O-O b5 13. Bg5 Bb7 14. Bxf6 *", + "Moves": "d5g2", + "MovesSAN": "Qxg2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1bq1k1r/pp4pp/2nb1n2/4N3/2Q5/8/PP3PPP/RNB2RK1 w - - 3 17", + "PGN": "1. e4 c5 2. d4 cxd4 3. c3 e5 4. cxd4 exd4 5. Bc4 Nc6 6. Nf3 Be7 7. Qb3 Na5 8. Bxf7+ Kf8 9. Qd5 Nf6 10. Qf5 Kxf7 11. e5 d6 12. Qf4 dxe5 13. Nxe5+ Kg8 14. O-O Bd6 15. Qxd4 Nc6 16. Qc4+ Kf8 *", + "Moves": "c4f7", + "MovesSAN": "Qf7#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "R4b1r/1p1knppp/1B2p3/1P1pP3/8/5P1P/1P2KP2/1N5r w - - 2 20", + "PGN": "1. e4 c6 2. d4 d5 3. e5 c5 4. c3 cxd4 5. cxd4 Nc6 6. Nf3 Bg4 7. h3 Bxf3 8. gxf3 e6 9. Be3 Nge7 10. Bd3 Qb6 11. a4 Rc8 12. Bb5 a6 13. Qb3 axb5 14. axb5 Nxd4 15. Qd3 Nc2+ 16. Qxc2 Rxc2 17. Bxb6 Rc1+ 18. Ke2 Rxh1 19. Ra8+ Kd7 *", + "Moves": "a8d8", + "MovesSAN": "Rd8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r5k1/ppQ2R2/6p1/4p1Pp/q3PPb1/2P5/PP5R/2K5 b - - 0 23", + "PGN": "1. c4 Nf6 2. Nc3 d5 3. cxd5 Nxd5 4. e4 Nxc3 5. dxc3 Nd7 6. Nf3 g6 7. Bc4 e6 8. h4 h5 9. Bg5 Be7 10. Qe2 O-O 11. O-O-O Qe8 12. Bh6 Nb6 13. Bxf8 Bxf8 14. Ng5 Bh6 15. f4 Nxc4 16. Qxc4 Bd7 17. g4 Bb5 18. Qxc7 Be2 19. Rd7 Bxg5 20. hxg5 Bxg4 21. Rh2 e5 22. Re7 Qa4 23. Rxf7 *", + "Moves": "a4d1", + "MovesSAN": "Qd1#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "4rb1k/1p5P/p1p2pb1/5Np1/1PQ2nP1/2P2P2/1P3K2/8 w - - 2 41", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 h6 5. Bb3 d6 6. c3 g6 7. Nbd2 Bg7 8. h3 O-O 9. g4 Na5 10. Nf1 Nxb3 11. axb3 d5 12. Qe2 dxe4 13. dxe4 Be6 14. b4 Nd7 15. Ne3 Nb6 16. Ra5 Qd6 17. h4 Rad8 18. Kf1 Qc6 19. Nxe5 Qxe4 20. f3 Qb1 21. Kg2 Rfe8 22. h5 g5 23. Qf2 Bb3 24. Nf5 Rxe5 25. Rxe5 Bxe5 26. Bxg5 Qxh1+ 27. Kxh1 hxg5 28. Qc5 Bf4 29. Nd4 Bd5 30. Kg2 Bd6 31. Qa5 a6 32. Qa1 Re8 33. Qc1 f6 34. Qc2 Bf7 35. Nf5 Bf8 36. h6 Nd5 37. h7+ Kh8 38. Kf2 Bg6 39. Qb3 c6 40. Qc4 Nf4 *", + "Moves": "c4g8", + "MovesSAN": "Qg8#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "1k1rR3/p1p5/2B4p/6p1/8/7P/q1P2PP1/6K1 w - - 0 29", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 Nf6 5. Nf3 Bg4 6. Be2 Nc6 7. h3 Bh5 8. O-O O-O-O 9. Be3 e5 10. Nxe5 Nxe5 11. Bxh5 Nc4 12. Bxf7 Nxb2 13. Qd2 Bb4 14. Rab1 Bxc3 15. Qe2 Kb8 16. Qf3 Rhf8 17. Bb3 h6 18. Bc1 g5 19. Bxb2 Bxb2 20. Rxb2 Nd5 21. Bxd5 Rxf3 22. Rxb7+ Kc8 23. Bxf3 Qxa2 24. Rfb1 Rxd4 25. Bc6 Kd8 26. Re1 Kc8 27. Re8+ Rd8 28. Rb8+ Kxb8 *", + "Moves": "e8d8", + "MovesSAN": "Rxd8#", + "Themes": "endgame hangingPiece master mate mateIn1 oneMove" + }, + { + "FEN": "r5qk/pp3p1p/3p1p2/1B1Q4/4PBn1/8/PPP4P/R6K b - - 4 21", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3 Bc5 5. Nxe5 Nxe5 6. d4 Neg4 7. dxc5 O-O 8. Bg5 Ne5 9. O-O d6 10. cxd6 cxd6 11. Nc3 Bg4 12. f3 Bh5 13. Nd5 Kh8 14. Nxf6 gxf6 15. Bh6 Rg8 16. Qd5 Bxf3 17. Rf2 Bxg2 18. Rxg2 Rxg2+ 19. Kxg2 Qg8+ 20. Kh1 Ng4 21. Bf4 *", + "Moves": "g4f2", + "MovesSAN": "Nf2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2q4k/1p1r1Rp1/1P4pp/p3Q3/P3P1b1/2P1P3/2KN4/8 w - - 2 31", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. b4 Bb6 6. d3 O-O 7. a4 a5 8. b5 Ne7 9. O-O c6 10. Be3 Bxe3 11. fxe3 d5 12. exd5 cxd5 13. Bb3 e4 14. Nh4 Ng6 15. Nxg6 fxg6 16. dxe4 Kh8 17. Bxd5 Nxd5 18. Qxd5 Rxf1+ 19. Kxf1 Qf6+ 20. Ke1 Be6 21. Qd4 Qh4+ 22. Kd1 Bg4+ 23. Kc2 Qf2+ 24. Nd2 Qxg2 25. Rf1 Qxh2 26. Qa7 Rd8 27. Qd4 Qc7 28. b6 Qc8 29. Qe5 h6 30. Rf7 Rd7 *", + "Moves": "e5g7", + "MovesSAN": "Qxg7#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "5k2/pb3pp1/1ppq3p/4N3/3P1Q2/1P5P/1PP3P1/6K1 w - - 5 26", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. Nc3 Nf6 5. d3 h6 6. Be3 Bxe3 7. fxe3 O-O 8. O-O Re8 9. Re1 d6 10. h3 Na5 11. Bb3 c6 12. d4 exd4 13. exd4 b6 14. e5 dxe5 15. Nxe5 Nxb3 16. axb3 Qd6 17. Nf3 Rxe1+ 18. Qxe1 Bb7 19. Qf2 Re8 20. Re1 Rxe1+ 21. Qxe1 Kf8 22. Ne4 Nxe4 23. Qxe4 Qe7 24. Qf4 Qd8 25. Ne5 Qd6 *", + "Moves": "f4f7", + "MovesSAN": "Qxf7#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "3rr1k1/1p1q1p1p/1p1pbQp1/2p4n/2P4P/PP2P1P1/1B3PB1/2R2RK1 w - - 4 21", + "PGN": "1. c4 e5 2. Nc3 Nf6 3. b3 Bb4 4. Bb2 O-O 5. a3 Bc5 6. e3 d6 7. Nge2 Nc6 8. Na4 Bb6 9. g3 Be6 10. Bg2 Qd7 11. h4 Rfe8 12. Rc1 Rad8 13. Nxb6 axb6 14. d4 exd4 15. Nxd4 Nxd4 16. Qxd4 c5 17. Qf4 Nh5 18. Qg5 g6 19. O-O Ng7 20. Qf6 Nh5 *", + "Moves": "f6h8", + "MovesSAN": "Qh8#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "rqb2k1r/1p2nppp/8/1B2p3/4P3/8/PP2QPPP/R2R2K1 w - - 0 17", + "PGN": "1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 Nc6 5. Nf3 d6 6. Bc4 e6 7. O-O Nf6 8. Qe2 Be7 9. Rd1 Qc7 10. Bf4 e5 11. Nb5 Qb8 12. Bg5 a6 13. Bxf6 axb5 14. Bxe7 Nxe7 15. Bxb5+ Kf8 16. Nxe5 dxe5 *", + "Moves": "d1d8", + "MovesSAN": "Rd8#", + "Themes": "backRankMate mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1b2rk1/ppq2ppp/2n1p3/6N1/P3P1n1/2N5/1P2BPPP/R1Q2RK1 b - - 2 14", + "PGN": "1. Nf3 c6 2. c4 d5 3. d4 Nf6 4. Nc3 e6 5. Bg5 dxc4 6. a4 Be7 7. e4 O-O 8. Bxc4 c5 9. O-O cxd4 10. Qxd4 Nc6 11. Qe3 Ng4 12. Qc1 Bxg5 13. Nxg5 Qc7 14. Be2 *", + "Moves": "c7h2", + "MovesSAN": "Qxh2#", + "Themes": "kingsideAttack mate mateIn1 oneMove opening" + }, + { + "FEN": "6k1/2P4p/3p2p1/R2P1p2/4p3/1r6/5PPP/6K1 b - - 0 30", + "PGN": "1. e4 c5 2. Nf3 d6 3. Nc3 a6 4. d4 cxd4 5. Nxd4 Nf6 6. Bc4 e5 7. Nf3 Nc6 8. Bg5 Be7 9. Nd5 Nxd5 10. exd5 Nd4 11. Bxe7 Qxe7 12. O-O Nxf3+ 13. Qxf3 O-O 14. Rfe1 b5 15. Bd3 g6 16. c4 bxc4 17. Bxc4 Rb8 18. b3 f5 19. Qd3 Rb6 20. a4 a5 21. Bb5 Bd7 22. Rec1 Bxb5 23. axb5 e4 24. Qe2 Ra8 25. Rc6 Rxc6 26. bxc6 Qc7 27. Qb5 Rb8 28. Qxa5 Qxa5 29. Rxa5 Rxb3 30. c7 *", + "Moves": "b3b1", + "MovesSAN": "Rb1#", + "Themes": "backRankMate endgame mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "r1bq1b1r/pp1nk2p/2pp1np1/4p1N1/4P1Q1/3P4/PPPB1PPP/RN3RK1 w - - 4 11", + "PGN": "1. e4 e5 2. Nf3 d6 3. Bc4 Nd7 4. d3 c6 5. O-O g6 6. Bg5 Qc7 7. Bd2 Qd8 8. Bxf7+ Kxf7 9. Ng5+ Ke7 10. Qg4 Ngf6 *", + "Moves": "g4e6", + "MovesSAN": "Qe6#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "1r3r2/4npkp/6p1/3p4/P4PP1/P2QpN1P/2P1P1B1/3K3R b - - 0 25", + "PGN": "1. a3 Nf6 2. b3 c5 3. d3 g6 4. Bb2 Bg7 5. Nc3 O-O 6. h3 Nc6 7. Qd2 d5 8. g4 e5 9. O-O-O a6 10. f4 e4 11. d4 cxd4 12. Na4 b5 13. Nc5 e3 14. Qd3 a5 15. Qxb5 Ne7 16. Bxd4 Ba6 17. Nxa6 Ne4 18. Bxg7 Kxg7 19. Nc5 Nf2 20. Bg2 Nxd1 21. Kxd1 Rb8 22. Qd3 a4 23. Nxa4 Qa5 24. Nf3 Qxa4 25. bxa4 *", + "Moves": "b8b1", + "MovesSAN": "Rb1#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r2b3k/p1p4p/2p2r2/3p4/3Pn3/Q1N1Pp2/PP3P1K/2R1B1R1 b - - 0 27", + "PGN": "1. d4 d5 2. Nf3 Nc6 3. g3 Bg4 4. Bg2 Qd7 5. O-O Bh3 6. c4 Bxg2 7. Kxg2 e6 8. cxd5 exd5 9. Nc3 Nf6 10. Ne5 Qe6 11. Qa4 Be7 12. Nb5 Bd8 13. Bf4 O-O 14. Rac1 Ne8 15. Nxc6 bxc6 16. Nc3 g5 17. Be3 f5 18. Bd2 f4 19. gxf4 gxf4 20. Kh1 f3 21. Rg1+ Kh8 22. e3 Nf6 23. Nd1 Ne4 24. Be1 Rf6 25. Nc3 Qh3 26. Qa3 Qxh2+ 27. Kxh2 *", + "Moves": "f6h6", + "MovesSAN": "Rh6#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "7k/2p2B2/p1P1Np1p/8/P3Pp2/5b1P/R4P1K/1r6 b - - 2 33", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Bc5 5. a3 a6 6. Bg5 h6 7. Bh4 d6 8. h3 O-O 9. Nbd2 b5 10. Bd5 Bd7 11. b4 Bb6 12. c4 Rb8 13. Nb3 bxc4 14. dxc4 Nd4 15. c5 dxc5 16. bxc5 Nxf3+ 17. Qxf3 Ba7 18. O-O Bb5 19. Rfd1 Qe7 20. Bxf6 Qxf6 21. Qxf6 gxf6 22. c6 Rfd8 23. a4 Be2 24. Rd2 Bh5 25. Na5 Bd4 26. Raa2 Bc3 27. Nb7 Bxd2 28. Nxd8 Rb1+ 29. Kh2 Bf4+ 30. g3 Bf3 31. gxf4 exf4 32. Bxf7+ Kh8 33. Ne6 *", + "Moves": "b1h1", + "MovesSAN": "Rh1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "8/1R6/6k1/P5p1/5pK1/3r3P/6P1/8 b - - 4 35", + "PGN": "1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. e3 Bg7 5. Nf3 O-O 6. cxd5 Nxd5 7. Bd3 Bg4 8. O-O Nxc3 9. bxc3 c5 10. Be4 Nc6 11. h3 Bxf3 12. Bxf3 cxd4 13. cxd4 e5 14. Bxc6 bxc6 15. Bb2 exd4 16. Bxd4 Bxd4 17. Qxd4 Qxd4 18. exd4 Rfd8 19. Rfd1 Rd5 20. Rac1 Rc8 21. Rc5 f5 22. Rdc1 Rxd4 23. Rxc6 Rxc6 24. Rxc6 Rd1+ 25. Kh2 Rd2 26. Rc8+ Kg7 27. Rc7+ Kh6 28. Rxa7 Rxf2 29. Kg3 Rd2 30. a4 g5 31. a5 f4+ 32. Kf3 Kh5 33. Rxh7+ Kg6 34. Rb7 Rd3+ 35. Kg4 *", + "Moves": "d3g3", + "MovesSAN": "Rg3#", + "Themes": "endgame mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "6k1/pp1q3p/4rQpB/2p5/3p4/P2P3P/1PP2PP1/6K1 w - - 0 25", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bc4 Nxe4 5. Nxe4 d5 6. Bxd5 Qxd5 7. Nc3 Qe6 8. d3 Bb4 9. Bd2 O-O 10. a3 Bc5 11. h3 Re8 12. Nb5 Qd7 13. O-O Nd4 14. Nbxd4 Bxd4 15. Nxd4 exd4 16. Re1 c5 17. Rxe8+ Qxe8 18. Qh5 Qc6 19. Re1 Be6 20. Bf4 g6 21. Qe5 Re8 22. Bh6 f6 23. Qxf6 Qd7 24. Rxe6 Rxe6 *", + "Moves": "f6f8", + "MovesSAN": "Qf8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r1bq1b1r/ppppk2n/7p/4P3/2Bp4/5Q2/PPn2PPP/RN3RK1 w - - 0 12", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Ng5 h6 5. Nxf7 Kxf7 6. Bc4+ Ke7 7. Qf3 Nf6 8. Bf4 Nb4 9. O-O Nxc2 10. e5 Nh7 11. Bxh6 gxh6 *", + "Moves": "f3f7", + "MovesSAN": "Qf7#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "r2q1rk1/1p2pp1p/p2p2pP/8/2bQP3/2N5/PPP2PP1/2K4R w - - 0 16", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 d6 5. Nc3 g6 6. Be3 Bg7 7. Bc4 Nf6 8. Qd2 O-O 9. O-O-O a6 10. h4 Ng4 11. h5 Nxe3 12. Qxe3 Nxd4 13. Rxd4 Bxd4 14. Qxd4 Be6 15. h6 Bxc4 *", + "Moves": "d4g7", + "MovesSAN": "Qg7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "7k/1p3prp/p1q5/4QP2/1P6/P6P/2P3PK/5R2 b - - 0 32", + "PGN": "1. e4 c5 2. d4 cxd4 3. Qxd4 Nc6 4. Qd1 Nf6 5. Nc3 e5 6. h3 Bb4 7. Bd3 Qb6 8. Ne2 Bc5 9. O-O O-O 10. Na4 Qb4 11. Nxc5 Qxc5 12. a3 a6 13. b4 Qe7 14. f4 exf4 15. Rxf4 d6 16. Bb2 Ne5 17. Nc3 Be6 18. Ne2 Rac8 19. Rc1 Bc4 20. Bxc4 Nxc4 21. Bxf6 gxf6 22. Rg4+ Kh8 23. Qd4 Ne5 24. Rg3 Rg8 25. Rxg8+ Rxg8 26. Rf1 Qe6 27. Nf4 Qd7 28. Kh2 f5 29. Nd3 Qc6 30. Nxe5 dxe5 31. Qxe5+ Rg7 32. exf5 *", + "Moves": "c6g2", + "MovesSAN": "Qxg2#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r2q1bnr/pp2k1p1/4p1Qp/4n3/3N4/8/PP3PPP/RNB2RK1 w - - 0 13", + "PGN": "1. e4 c6 2. d4 d5 3. e5 Bf5 4. Bd3 Bxd3 5. Qxd3 e6 6. Nf3 h6 7. O-O Nd7 8. c4 c5 9. cxd5 cxd4 10. dxe6 fxe6 11. Qg6+ Ke7 12. Nxd4 Nxe5 *", + "Moves": "g6e6", + "MovesSAN": "Qxe6#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "r1b2rk1/p1b3pp/2pq1n2/3p1p2/P3p3/B1N1P3/3NBPPP/R2Q1RK1 b - - 2 17", + "PGN": "1. Nf3 d5 2. d4 f5 3. c4 e6 4. Nc3 c6 5. b3 Nf6 6. Bb2 Bd6 7. e3 O-O 8. Be2 Nbd7 9. O-O Qe7 10. c5 Bc7 11. b4 e5 12. b5 e4 13. Nd2 Nxc5 14. dxc5 Qxc5 15. bxc6 bxc6 16. a4 Qd6 17. Ba3 *", + "Moves": "d6h2", + "MovesSAN": "Qxh2#", + "Themes": "kingsideAttack mate mateIn1 oneMove opening" + }, + { + "FEN": "2r2b1k/1q2r2p/p3Pp2/1p3P2/2p3QP/P1Pp2R1/1P4P1/3R2K1 w - - 0 32", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Qc7 5. Nc3 e6 6. Ndb5 Qb8 7. Be3 a6 8. Nd4 Nf6 9. a3 Qc7 10. Be2 b5 11. Nxc6 dxc6 12. O-O Be7 13. f4 Bb7 14. Bf3 c5 15. e5 Nd5 16. Nxd5 exd5 17. c3 Rd8 18. Bd2 O-O 19. Qe2 d4 20. f5 f6 21. Bxb7 Qxb7 22. e6 Qd5 23. Qg4 Rfe8 24. Bh6 Bf8 25. Rad1 d3 26. Rf3 c4 27. Rg3 Re7 28. Be3 Rc8 29. h4 Kh8 30. Bd4 Qb7 31. Bxf6 gxf6 *", + "Moves": "g4g8", + "MovesSAN": "Qg8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2k1r2r/pppbq1p1/3p1n2/QP3pB1/2Pp3P/P2P4/4PPB1/R3K2R b KQ - 1 17", + "PGN": "1. c4 Nc6 2. g3 e5 3. Bg2 h5 4. Nc3 h4 5. gxh4 Rxh4 6. Nf3 Rh8 7. d3 f5 8. Bg5 Nf6 9. Nd5 Be7 10. Nxe7 Qxe7 11. Qd2 d6 12. h4 Bd7 13. a3 O-O-O 14. b4 Rde8 15. b5 Nd4 16. Nxd4 exd4 17. Qa5 *", + "Moves": "e7e2", + "MovesSAN": "Qxe2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "1rb1kb1r/1q6/pn3npp/2p1p3/4Pp1P/PBN2P1N/1PPQ2P1/2KR3R w k - 0 21", + "PGN": "1. d4 f6 2. e4 d6 3. Nc3 e5 4. d5 Nd7 5. Qh5+ g6 6. Qd1 Qe7 7. Nb5 Nc5 8. f3 a6 9. Nc3 f5 10. Be3 Nd7 11. h4 f4 12. Bf2 c5 13. dxc6 bxc6 14. Bc4 Ngf6 15. Nh3 h6 16. Qd2 Rb8 17. O-O-O Nb6 18. Bb3 c5 19. a3 Qb7 20. Bxc5 dxc5 *", + "Moves": "d2d8", + "MovesSAN": "Qd8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3b4/p2kq3/5pQ1/2p2N2/8/1P1P4/2P3PP/4B2K b - - 2 37", + "PGN": "1. b3 Nf6 2. Bb2 e6 3. e3 d5 4. Nf3 c5 5. Bb5+ Nc6 6. Bxc6+ bxc6 7. O-O Be7 8. d3 O-O 9. Ne5 Qc7 10. Nd2 Nd7 11. Nxd7 Bxd7 12. Qg4 e5 13. Qg3 d4 14. exd4 cxd4 15. Bxd4 f6 16. Ne4 Qa5 17. Bb2 Rab8 18. Kh1 c5 19. f4 exf4 20. Rxf4 Kh8 21. a4 Bc6 22. Qh3 Bxa4 23. Bc3 Qc7 24. Rh4 Be8 25. Rxh7+ Kg8 26. Rf1 Bg6 27. Rh8+ Kf7 28. Ng5+ Ke8 29. Rxf8+ Bxf8 30. Re1+ Be7 31. Qh8+ Kd7 32. Qxg7 Re8 33. Ne6 Qd6 34. Qxg6 Bd8 35. Ng7 Rxe1+ 36. Bxe1 Qe7 37. Nf5 *", + "Moves": "e7e1", + "MovesSAN": "Qxe1#", + "Themes": "backRankMate endgame hangingPiece mate mateIn1 oneMove" + }, + { + "FEN": "r2qk1nr/1p1bppbp/2np2p1/1pp3N1/3P1B2/1QP1P3/PP3PPP/RN2K2R w KQkq - 0 9", + "PGN": "1. d4 g6 2. Bf4 Bg7 3. Nf3 c5 4. e3 Nc6 5. c3 d6 6. Bb5 Bd7 7. Qb3 a6 8. Ng5 axb5 *", + "Moves": "b3f7", + "MovesSAN": "Qxf7#", + "Themes": "attackingF2F7 mate mateIn1 middlegame oneMove" + }, + { + "FEN": "6k1/5p2/6p1/1pp3Bp/4K2P/1P1P1R1R/8/6q1 b - - 4 44", + "PGN": "1. e4 c5 2. c4 Nc6 3. g3 d6 4. Nc3 Nf6 5. Bg2 g6 6. Nge2 Bg4 7. f3 Bd7 8. O-O Bg7 9. d3 O-O 10. g4 a6 11. h3 Rb8 12. a4 Nb4 13. f4 Bc6 14. Rb1 e6 15. f5 d5 16. exd5 exd5 17. g5 Nh5 18. f6 Bh8 19. b3 Qd7 20. Nf4 Nxf4 21. Bxf4 Rbd8 22. Nxd5 Nxd5 23. cxd5 Bxd5 24. Bxd5 Qxd5 25. Rf3 Rfe8 26. Kf2 Qd4+ 27. Kg3 Rd5 28. Qc2 Rf5 29. Rbf1 h6 30. h4 h5 31. Qc4 Qd7 32. R1f2 b5 33. axb5 axb5 34. Qc2 Rd5 35. Rh2 Qg4+ 36. Kf2 Rf5 37. Qd2 Bxf6 38. gxf6 Rxf6 39. Rhh3 Rfe6 40. Bg5 Re2+ 41. Qxe2 Rxe2+ 42. Kxe2 Qg2+ 43. Ke3 Qg1+ 44. Ke4 *", + "Moves": "g1d4", + "MovesSAN": "Qd4#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "rn3b1r/3q1Qpk/2p2n1p/p3p3/Pp2N3/3P4/1PPB1PPP/R4RK1 w - - 0 17", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. Bc4 Nf6 5. d3 c6 6. Bd2 Qc7 7. Qe2 a5 8. Nf3 b5 9. Bxf7+ Kxf7 10. Ng5+ Kg8 11. O-O h6 12. Ne6 Bxe6 13. Qxe6+ Kh7 14. a4 b4 15. Ne4 Qd7 16. Qf7 e5 *", + "Moves": "e4f6", + "MovesSAN": "Nxf6#", + "Themes": "master mate mateIn1 middlegame oneMove pin" + }, + { + "FEN": "4rb1r/p1qnpkpp/2b2n2/2pp2B1/8/2PB4/PP2QPPP/RN2R1K1 w - - 6 13", + "PGN": "1. d4 c5 2. c3 b6 3. dxc5 bxc5 4. Nf3 Bb7 5. e4 Bxe4 6. Ng5 Bc6 7. Nxf7 Kxf7 8. Bd3 Nf6 9. O-O d5 10. Bg5 Nbd7 11. Re1 Qc7 12. Qe2 Re8 *", + "Moves": "e2e6", + "MovesSAN": "Qe6#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r3k1nr/p4ppp/2p3q1/8/Q1P1p3/B4P1b/P2PB1PP/R4RK1 b kq - 0 16", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. c3 d5 4. exd5 Qxd5 5. c4 Qa5 6. Nc3 Bb4 7. Be2 Bxc3 8. bxc3 e4 9. Nd4 Nxd4 10. cxd4 Bf5 11. O-O Qb6 12. d5 Qg6 13. Qa4+ c6 14. dxc6 bxc6 15. Ba3 Bh3 16. f3 *", + "Moves": "g6g2", + "MovesSAN": "Qxg2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3k4/1p6/1Pp2p2/2P2B2/2qP3P/K2Q4/3b4/8 b - - 6 47", + "PGN": "1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Nxf6+ exf6 6. Nf3 Bd6 7. Bd3 O-O 8. O-O Bg4 9. h3 Bh5 10. c4 Nd7 11. c5 Bc7 12. Be3 Re8 13. Re1 Bg6 14. b4 f5 15. a4 Nf6 16. Bg5 h6 17. Rxe8+ Qxe8 18. Bxf6 gxf6 19. Qd2 Kg7 20. Nh4 Qd7 21. Nxg6 fxg6 22. Re1 Re8 23. Rxe8 Qxe8 24. Qe3 Qd7 25. f4 g5 26. g3 gxf4 27. gxf4 Kh7 28. Kf2 a6 29. b5 axb5 30. axb5 h5 31. b6 Bb8 32. Ke2 Kh6 33. Kd2 Qg7 34. Qe8 Bxf4+ 35. Kc3 h4 36. Bxf5 Qg3+ 37. Kc4 Qg7 38. Bg4 Kh7 39. Qh5+ Kg8 40. Be6+ Kf8 41. Qxh4 Bg5 42. Qe4 Ke7 43. Bf5+ Kd8 44. h4 Qf7+ 45. Kb4 Bd2+ 46. Ka3 Qc4 47. Qd3 *", + "Moves": "d2c1", + "MovesSAN": "Bc1#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "rn3q1k/1pN1r1pp/p7/2b1p3/4P3/8/PPPP2PP/R1B2R1K w - - 0 16", + "PGN": "1. e4 e5 2. Nf3 d6 3. Bc4 Bg4 4. Nc3 Nf6 5. Nxe5 dxe5 6. Bxf7+ Kxf7 7. f3 Bh5 8. O-O Bc5+ 9. Kh1 Re8 10. Nb5 Nxe4 11. fxe4+ Kg8 12. Qxh5 a6 13. Qf7+ Kh8 14. Nxc7 Re7 15. Qf8+ Qxf8 *", + "Moves": "f1f8", + "MovesSAN": "Rxf8#", + "Themes": "backRankMate mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1b2rk1/p4ppp/3q4/3p4/6n1/2NB3P/PP3PP1/R2Q1RK1 b - - 0 14", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. Nxc6 bxc6 6. Bd3 d5 7. exd5 cxd5 8. Bf4 Nf6 9. O-O Bd6 10. Bxd6 Qxd6 11. c4 O-O 12. cxd5 exd5 13. Nc3 Ng4 14. h3 *", + "Moves": "d6h2", + "MovesSAN": "Qh2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/2Q5/2pK1k2/1q6/3P2p1/2P5/1P6/8 b - - 11 46", + "PGN": "1. e4 c6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Nf6 5. Nxf6+ exf6 6. c3 Bd6 7. Bd3 O-O 8. Ne2 Qc7 9. Qc2 g6 10. h4 h5 11. Bh6 Re8 12. O-O-O Bg4 13. Bxg6 Rxe2 14. Qb3 Bf4+ 15. Bxf4 Qxf4+ 16. Kb1 Be6 17. Qxb7 fxg6 18. Qxa8 Bd5 19. Rhe1 Qe4+ 20. Ka1 Rxe1 21. Qxb8+ Kg7 22. Qxa7+ Bf7 23. Qa4 Qe2 24. Rb1 Qf1 25. Qc2 Rxb1+ 26. Qxb1 Qxb1+ 27. Kxb1 g5 28. hxg5 fxg5 29. f3 h4 30. a4 Bd5 31. a5 Bxf3 32. gxf3 h3 33. a6 h2 34. a7 h1=Q+ 35. Ka2 Qxf3 36. a8=Q Qd5+ 37. Ka3 Qd6+ 38. Kb3 Qd5+ 39. Kc2 Qe4+ 40. Kd2 g4 41. Qa7+ Kf6 42. Qc7 Qg2+ 43. Kd3 Qf3+ 44. Kc4 Qe2+ 45. Kc5 Qb5+ 46. Kd6 *", + "Moves": "b5d5", + "MovesSAN": "Qd5#", + "Themes": "endgame mate mateIn1 oneMove queenEndgame" + }, + { + "FEN": "4R3/8/p4k2/1p1b2p1/1P3p2/P2R2P1/5P1K/r7 b - - 6 41", + "PGN": "1. d4 e6 2. c4 d5 3. Nf3 Nf6 4. Bg5 Be7 5. e3 Nc6 6. Nbd2 O-O 7. Be2 h6 8. Bh4 Nh7 9. Bg3 a6 10. O-O b6 11. a3 Bb7 12. Rc1 Rc8 13. cxd5 Qxd5 14. Nc4 b5 15. e4 Qd7 16. Ncd2 Bd6 17. d5 exd5 18. exd5 Ne5 19. Nxe5 Bxe5 20. Bxe5 Qxd5 21. Nf3 Ng5 22. Qxd5 Bxd5 23. Nxg5 hxg5 24. Rxc7 Rce8 25. Bd6 Rxe2 26. Bxf8 Kxf8 27. Rc8+ Ke7 28. Rc7+ Kf6 29. b4 Ra2 30. Rc3 Bc4 31. Re1 Kf5 32. h3 g4 33. Rce3 gxh3 34. Rxh3 g5 35. Rf3+ Kg6 36. Ree3 f5 37. Re5 f4 38. g3 Kf6 39. Re8 Bd5 40. Rd3 Ra1+ 41. Kh2 *", + "Moves": "a1h1", + "MovesSAN": "Rh1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "rnbq1b1r/ppp1k2p/3p1n2/4N3/2QPPpp1/8/PPP3PP/RNB1K2R w KQ - 2 10", + "PGN": "1. e4 e5 2. f4 exf4 3. Nf3 g5 4. Bc4 g4 5. Bxf7+ Kxf7 6. Ne5+ Ke6 7. d4 Nf6 8. Qe2 d6 9. Qc4+ Ke7 *", + "Moves": "c4f7", + "MovesSAN": "Qf7#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "3k3r/1pp1b3/8/P5p1/3P2Qq/4PPp1/R7/2B2RK1 b - - 6 31", + "PGN": "1. c4 e5 2. Nc3 Nf6 3. Nf3 e4 4. Ng5 h6 5. Ngxe4 Nxe4 6. Nxe4 Nc6 7. g3 d5 8. cxd5 Qxd5 9. Bg2 Bf5 10. Qc2 Nd4 11. Qd3 O-O-O 12. O-O Bc5 13. e3 Bxe4 14. Bxe4 Ne2+ 15. Qxe2 Qxe4 16. d4 Bd6 17. Qc4 f5 18. a4 g5 19. a5 a6 20. b4 f4 21. b5 fxg3 22. hxg3 h5 23. bxa6 h4 24. a7 hxg3 25. a8=Q+ Kd7 26. Qf7+ Be7 27. Qxd8+ Rxd8 28. f3 Qh4 29. Ra2 Rh8 30. Qf5+ Kd8 31. Qg4 *", + "Moves": "h4h1", + "MovesSAN": "Qh1#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r3r1k1/p1p2ppp/1pQ5/8/2P1nqb1/5N2/PP2N1PP/3R1BKR b - - 11 23", + "PGN": "1. d4 d5 2. c4 e5 3. dxe5 d4 4. e3 Bb4+ 5. Bd2 dxe3 6. Qa4+ Nc6 7. Bxb4 exf2+ 8. Kxf2 Qd4+ 9. Ke1 Qxe5+ 10. Ne2 Nf6 11. Bc3 Qe6 12. Nd2 O-O 13. Qc2 Ne5 14. Bxe5 Qxe5 15. Nf3 Qe7 16. Rd1 Bg4 17. Qb3 b6 18. Kf2 Qc5+ 19. Ned4 Rfe8 20. Qb5 Qd6 21. Qc6 Ne4+ 22. Kg1 Qf4 23. Ne2 *", + "Moves": "f4e3", + "MovesSAN": "Qe3#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r4rk1/1R6/p4PNp/4P1n1/3P2b1/8/P5PP/7K w - - 1 33", + "PGN": "1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Nf6 6. Be3 Bb4 7. Bd3 O-O 8. O-O Ne5 9. f4 Neg4 10. Qe2 Nxe3 11. Qxe3 Bc5 12. Nce2 Qb6 13. c3 Qxb2 14. Rfb1 Qa3 15. Qh3 h6 16. Rb3 Qa5 17. f5 e5 18. Rb5 Qc7 19. Kh1 exd4 20. cxd4 Bb6 21. e5 Nh7 22. f6 d5 23. Qh5 a6 24. Rxb6 Qxb6 25. Rb1 Qe6 26. Nf4 Qg4 27. Qxg4 Bxg4 28. Nxd5 g6 29. Ne7+ Kh8 30. Rxb7 Ng5 31. Bxg6 fxg6 32. Nxg6+ Kg8 *", + "Moves": "b7g7", + "MovesSAN": "Rg7#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "6rr/p3bk2/2p2p2/2p1p3/2PpP3/1P1P3p/P2N2Q1/R4RNK b - - 0 26", + "PGN": "1. Nf3 c5 2. b3 d5 3. e3 Nc6 4. Bb5 f6 5. Bxc6+ bxc6 6. Bb2 e5 7. d3 Be6 8. c4 Bd6 9. e4 d4 10. O-O Qd7 11. Kh1 Ne7 12. Nbd2 g5 13. Ng1 h5 14. f3 Ng6 15. Bc1 Nf4 16. Nb1 Kf7 17. Bxf4 gxf4 18. g3 fxg3 19. hxg3 Rag8 20. Qe1 h4 21. g4 Bxg4 22. fxg4 Qxg4 23. Qf2 Be7 24. Nd2 h3 25. Qf3 Qg2+ 26. Qxg2 *", + "Moves": "h3g2", + "MovesSAN": "hxg2#", + "Themes": "advancedPawn doubleCheck kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2kr3N/1pp3pp/p1p5/5b2/6n1/P1NP4/1PP3PP/R1BQ2RK b - - 0 18", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. Nc3 Bb4 6. a3 Bc5 7. d3 Be6 8. O-O f5 9. exf5 Bxf5 10. Nxe5 Qe7 11. Re1 Bxf2+ 12. Kxf2 Qh4+ 13. Kg1 Qd4+ 14. Kh1 O-O-O 15. Nf7 Nf6 16. Nxh8 Ng4 17. Rf1 Qg1+ 18. Rxg1 *", + "Moves": "g4f2", + "MovesSAN": "Nf2#", + "Themes": "mate mateIn1 middlegame oneMove smotheredMate" + }, + { + "FEN": "6rk/6pp/8/p3Np2/qp6/8/2P2PP1/2R3K1 w - - 0 34", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 b5 5. Bb3 Bc5 6. Nxe5 Nxe5 7. d4 Bd6 8. dxe5 Bxe5 9. Qd5 Qf6 10. Qxa8 Ne7 11. O-O Bxb2 12. Bxb2 Qxb2 13. Nd2 O-O 14. Qa7 Qc3 15. Nf3 Qc6 16. Qe3 a5 17. Qg5 Ng6 18. Bd5 Qc3 19. h4 c6 20. h5 cxd5 21. hxg6 fxg6 22. exd5 d6 23. a4 b4 24. Rac1 Bf5 25. Qe7 Qc5 26. Ng5 Qxd5 27. Rfd1 Qa8 28. Rxd6 Re8 29. Qf7+ Kh8 30. Rc6 Qxc6 31. Nf3 Qxa4 32. Ne5 Rg8 33. Qxf5 gxf5 *", + "Moves": "e5f7", + "MovesSAN": "Nf7#", + "Themes": "endgame mate mateIn1 oneMove smotheredMate" + }, + { + "FEN": "8/pp5P/2p3q1/1k1n4/7Q/5p2/1P3P1K/4R3 b - - 0 42", + "PGN": "1. e4 c5 2. Nc3 Nc6 3. Bb5 Nf6 4. Bxc6 dxc6 5. e5 Nd5 6. Nf3 Bg4 7. h3 Bh5 8. g4 Bg6 9. d3 e6 10. Qe2 Be7 11. Ne4 Qb6 12. h4 h6 13. h5 Bh7 14. g5 hxg5 15. Nfxg5 Bf5 16. c4 Qb4+ 17. Kf1 Nc7 18. Be3 Na6 19. Rd1 f6 20. Nf3 O-O-O 21. exf6 gxf6 22. Nh4 Bxe4 23. dxe4 Rxd1+ 24. Qxd1 Qxc4+ 25. Qe2 Qxe4 26. Nf3 Nb4 27. Rh4 Qb1+ 28. Ne1 f5 29. Rc4 Nd5 30. Bxc5 Bxc5 31. Qxe6+ Kc7 32. Qe5+ Kb6 33. Qxh8 Qxa2 34. Qd8+ Kb5 35. Rc2 Qb3 36. Qh4 f4 37. h6 Bb4 38. Re2 Bxe1 39. Rxe1 Qd3+ 40. Kg1 Qg6+ 41. Kh2 f3 42. h7 *", + "Moves": "g6g2", + "MovesSAN": "Qg2#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "3R4/k2b4/p2Bp3/Kp2P3/3n4/P7/8/8 b - - 19 66", + "PGN": "1. d4 d5 2. c4 c6 3. Nc3 e6 4. e3 dxc4 5. Bxc4 Qc7 6. Nf3 Bd6 7. Rf1 Bxh2 8. Nxh2 Qxh2 9. Qf3 Nf6 10. Bd2 h5 11. O-O-O h4 12. Rh1 Qc7 13. e4 Nbd7 14. e5 Nd5 15. Nxd5 cxd5 16. Kb1 dxc4 17. Rc1 Nb6 18. Ba5 Qc6 19. Qg4 g6 20. Rxh4 Rxh4 21. Qxh4 Qxg2 22. Qh8+ Ke7 23. Bb4+ Kd7 24. Qf8 Nd5 25. Qd6+ Ke8 26. Ba3 Qe4+ 27. Ka1 Qxd4 28. Qf8+ Kd7 29. Qxf7+ Kc6 30. Qe8+ Bd7 31. Qxa8 c3 32. Qf8 Kc7 33. Qd6+ Kd8 34. Qf8+ Kc7 35. Qc5+ Qxc5 36. Bxc5 cxb2+ 37. Kxb2 a6 38. f4 Kb8 39. Bd6+ Ka8 40. Rg1 Nxf4 41. Rf1 g5 42. Rg1 Nd3+ 43. Kc3 Nf2 44. Kd4 g4 45. Rg2 Nd1 46. Rxg4 Nb2 47. Rg8+ Ka7 48. Bc5+ b6 49. Bd6 Kb7 50. Rg7 Kc6 51. a3 Na4 52. Kc4 Nb2+ 53. Kb3 Nd3 54. Kc4 Nb2+ 55. Kb3 Nd3 56. Rg8 b5 57. Ra8 Kb7 58. Rb8+ Kc6 59. Rf8 Nc1+ 60. Kc2 Ne2 61. Kd3 Nc1+ 62. Kc3 Ne2+ 63. Kb4 Nd4 64. Ka5 Kb7 65. Rb8+ Ka7 66. Rd8 *", + "Moves": "d4c6", + "MovesSAN": "Nc6#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "8/6kp/1b4p1/1P3p2/2N5/2R2KPP/3r1P2/8 b - - 4 37", + "PGN": "1. e4 c5 2. Nf3 e6 3. c4 d6 4. Nc3 Nc6 5. h3 a6 6. g3 Qc7 7. Bg2 Nf6 8. O-O Be7 9. d3 O-O 10. b3 b6 11. Bb2 Bb7 12. Ne2 Rfd8 13. Qc2 b5 14. a3 b4 15. a4 d5 16. cxd5 exd5 17. exd5 Nxd5 18. Rac1 Rac8 19. d4 cxd4 20. Nfxd4 Nxd4 21. Nxd4 Qxc2 22. Nxc2 Ba8 23. Rfd1 Nc3 24. Rxd8+ Rxd8 25. Bxc3 bxc3 26. Bxa8 Rxa8 27. b4 Rb8 28. Rb1 g6 29. b5 axb5 30. axb5 Bc5 31. Rb3 Kg7 32. Kf1 f5 33. Ke2 Re8+ 34. Kf3 Rd8 35. Rxc3 Bb6 36. Ne3 Rd2 37. Nc4 *", + "Moves": "d2f2", + "MovesSAN": "Rxf2#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r1b5/k5rp/p1pBpn2/7p/3P4/2PB4/5PP1/1R2K3 w - - 0 27", + "PGN": "1. e4 e6 2. a3 c5 3. b4 cxb4 4. axb4 Bxb4 5. c3 Be7 6. d4 d6 7. Bd3 Nd7 8. h4 Bxh4 9. Na3 Be7 10. Qg4 g6 11. Nf3 Ngf6 12. Qg3 a6 13. Nb5 Nh5 14. Rxh5 gxh5 15. Qg7 Bf6 16. Nxd6+ Ke7 17. Qxf7+ Kxd6 18. e5+ Kc7 19. exf6 Qxf6 20. Bf4+ Kb6 21. Rb1+ Ka7 22. Qxf6 Nxf6 23. Be5 Rf8 24. Bd6 Rf7 25. Ne5 Rg7 26. Nc6+ bxc6 *", + "Moves": "d6c5", + "MovesSAN": "Bc5#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r2q1k1r/2p2p2/p1Q3p1/4p3/4P1p1/1PP5/1P3PP1/RN1R2K1 b - - 3 19", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Ng4 5. c3 a6 6. Ba4 d6 7. d4 Bd7 8. dxe5 Ncxe5 9. Bc2 g6 10. Qd5 h5 11. Bb3 Be6 12. Qxb7 Bxb3 13. axb3 Bh6 14. Bxh6 Nxh6 15. h3 Nhg4 16. Nxe5 dxe5 17. hxg4 hxg4 18. Qc6+ Kf8 19. Rd1 *", + "Moves": "d8d1", + "MovesSAN": "Qxd1#", + "Themes": "hangingPiece mate mateIn1 middlegame oneMove" + }, + { + "FEN": "1r3r1k/4QP1p/p1np2p1/1pq5/5p2/2P5/PP4PP/R4R1K w - - 7 27", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 d6 6. N1c3 a6 7. Na3 b5 8. Nd5 Nf6 9. Nxf6+ Qxf6 10. c3 g6 11. Nc2 Bg7 12. Ne3 Be6 13. Be2 O-O 14. O-O Qe7 15. Nd5 Bxd5 16. Qxd5 Na7 17. Be3 Kh8 18. f4 f5 19. exf5 exf4 20. Bd4 Qxe2 21. Bxg7+ Kxg7 22. f6+ Kh8 23. f7 Qe5 24. Qb7 Qc5+ 25. Kh1 Rab8 26. Qe7 Nc6 *", + "Moves": "e7f6", + "MovesSAN": "Qf6#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1bk3r/pp1n1Qpp/3B4/1P6/2B1n3/2q5/P4PPP/5RK1 w - - 0 17", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bb6 5. b5 Nb8 6. Nxe5 Qf6 7. d4 d6 8. Nxf7 Bxd4 9. O-O Bxa1 10. c3 Bxc3 11. Nxc3 Qxc3 12. Qd5 Nf6 13. Nxd6+ cxd6 14. Qf7+ Kd8 15. Bf4 Nbd7 16. Bxd6 Nxe4 *", + "Moves": "f7e7", + "MovesSAN": "Qe7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/8/1R6/5pN1/1P6/4kb2/1r6/4KB2 b - - 0 44", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. e3 c5 5. cxd5 Nxd5 6. e4 Nc7 7. Nc3 cxd4 8. Qxd4 Qxd4 9. Nxd4 e5 10. Ndb5 Nxb5 11. Nxb5 Na6 12. a3 Be7 13. Be3 Be6 14. Rc1 b6 15. b4 O-O 16. Be2 Rfc8 17. O-O Rd8 18. f4 exf4 19. Bxf4 h6 20. Rfd1 Bg5 21. g3 Bh3 22. Bxg5 Rxd1+ 23. Rxd1 hxg5 24. g4 Rc8 25. Nxa7 Rc3 26. Nb5 Rb3 27. Rd6 Rb2 28. Nc3 Rb3 29. Nd5 Rxa3 30. Rxb6 Ra2 31. Bxa6 Rg2+ 32. Kf1 Rxh2+ 33. Ke1 Bxg4 34. Bd3 f6 35. e5 Kf7 36. Rb7+ Ke6 37. exf6 gxf6 38. Nc7+ Ke5 39. Rb5+ Kd4 40. Bf1 Rb2 41. Rb7 Bf3 42. Rb6 f5 43. Ne6+ Ke3 44. Nxg5 *", + "Moves": "b2b1", + "MovesSAN": "Rb1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "1r4rk/pp1n2pp/1qpb1p1N/8/3P4/2P1B2P/PP2bPP1/R4RK1 w - - 0 17", + "PGN": "1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Nxf6+ exf6 6. Nf3 Bg4 7. Be2 Bd6 8. O-O O-O 9. c3 Re8 10. h3 Bh5 11. Be3 Nd7 12. Qb3 Rb8 13. Ne5 Bxe2 14. Nxf7 Qb6 15. Nh6+ Kh8 16. Qg8+ Rxg8 *", + "Moves": "h6f7", + "MovesSAN": "Nf7#", + "Themes": "mate mateIn1 middlegame oneMove smotheredMate" + }, + { + "FEN": "6k1/2p3p1/3pb2p/8/2P1PK2/1r5P/4BPP1/2R5 b - - 1 28", + "PGN": "1. d4 e5 2. dxe5 Nc6 3. Nf3 Qe7 4. Bg5 f6 5. exf6 Nxf6 6. Nc3 h6 7. Bxf6 Qxf6 8. e4 Bb4 9. Qd3 O-O 10. Be2 d6 11. O-O-O Bxc3 12. Qxc3 Qxc3 13. bxc3 Be6 14. Kb1 a5 15. h3 b5 16. Rhf1 b4 17. c4 a4 18. Nd4 Nxd4 19. Rxd4 b3 20. cxb3 axb3 21. axb3 Ra3 22. Kb2 Rfa8 23. Rd2 Ra2+ 24. Kc3 Rxd2 25. Kxd2 Ra2+ 26. Ke3 Rb2 27. Rc1 Rxb3+ 28. Kf4 *", + "Moves": "g7g5", + "MovesSAN": "g5#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "8/5p2/p1k2P2/Kp3R2/4r2P/P7/1PP5/8 b - - 2 43", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Qd2 a6 8. O-O-O Bd7 9. f4 b5 10. Nxc6 Bxc6 11. e5 dxe5 12. Qxd8+ Rxd8 13. Rxd8+ Kxd8 14. fxe5 h6 15. Be3 Ng4 16. Bd4 Be7 17. Be2 Bg5+ 18. Kb1 h5 19. Bf3 Kc7 20. Bxc6 Kxc6 21. h3 Nh6 22. Ne4 Be7 23. Rf1 h4 24. a3 Nf5 25. Bc3 Rd8 26. Rf4 Rd1+ 27. Ka2 Rg1 28. Rg4 g6 29. Nf6 Bxf6 30. exf6 Kd5 31. Rxg6 e5 32. Rg8 e4 33. Rd8+ Kc6 34. Re8 e3 35. Re5 Rf1 36. Kb3 Rf2 37. Kb4 e2 38. Be1 Rxg2 39. Rxf5 Rg1 40. Bxh4 e1=Q+ 41. Bxe1 Rxe1 42. h4 Re4+ 43. Ka5 *", + "Moves": "e4a4", + "MovesSAN": "Ra4#", + "Themes": "endgame mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "k6r/Bp3ppp/4pn2/nN1r4/Pb2q3/4QN2/1P3PPP/2R2RK1 w - - 6 20", + "PGN": "1. c4 c6 2. e4 d5 3. cxd5 cxd5 4. exd5 Qxd5 5. Nc3 Qe5+ 6. Be2 Bd7 7. d4 Qc7 8. Nf3 Nc6 9. d5 Na5 10. O-O O-O-O 11. Be3 Kb8 12. Bb5 e6 13. Bxd7 Rxd7 14. Bxa7+ Ka8 15. Nb5 Qc4 16. a4 Rxd5 17. Qe1 Bb4 18. Qe3 Nf6 19. Rac1 Qe4 *", + "Moves": "b5c7", + "MovesSAN": "Nc7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r2qkb1r/1pp1pppp/5n2/p3N3/P1BP4/4P3/1P3PPP/R1BbK2R w KQkq - 0 10", + "PGN": "1. d4 d5 2. c4 dxc4 3. Nf3 Nd7 4. e3 Nb6 5. a4 a5 6. Na3 Bg4 7. Nxc4 Nxc4 8. Bxc4 Nf6 9. Ne5 Bxd1 *", + "Moves": "c4f7", + "MovesSAN": "Bxf7#", + "Themes": "attackingF2F7 mate mateIn1 oneMove opening" + }, + { + "FEN": "1K6/2Q2pk1/q5p1/1p2P3/1P1NbP2/P7/8/8 b - - 5 59", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 Bg7 6. Be3 Nf6 7. Nc3 O-O 8. Be2 d6 9. O-O Bd7 10. h3 Nxd4 11. Bxd4 Bc6 12. Qc2 a5 13. Rad1 Nd7 14. Bxg7 Kxg7 15. Bg4 Ne5 16. c5 Nxg4 17. hxg4 Qc8 18. cxd6 Qxg4 19. dxe7 Rfe8 20. f3 Qg5 21. Qd2 Qxe7 22. Qd4+ Kg8 23. Qf2 Rad8 24. Rfe1 Qb4 25. a3 Qc4 26. Qb6 Rd3 27. Rxd3 Qxd3 28. Qxa5 Qc2 29. Qb6 h5 30. Qf2 Qb3 31. Rd1 Kh7 32. Qd2 Re5 33. Ne2 Ba4 34. Rc1 Bc6 35. Nd4 Qb6 36. Qf2 Bd7 37. b4 Qf6 38. Nb3 Rg5 39. Rc5 Be6 40. Rxg5 Qxg5 41. Nd2 h4 42. Kf1 h3 43. gxh3 Bxh3+ 44. Ke2 Qf6 45. Qe3 Qb2 46. f4 Bg4+ 47. Kf2 Qc1 48. e5 Qh1 49. Nf3 Bh3 50. Ke2 Qg2+ 51. Kd3 Bf5+ 52. Kd4 Qb2+ 53. Kc5 Qc2+ 54. Kb6 Qc6+ 55. Ka7 Qa6+ 56. Kb8 b5 57. Qc5 Kg7 58. Nd4 Be4 59. Qc7 *", + "Moves": "a6a8", + "MovesSAN": "Qa8#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "8/pp3Q2/4P1pk/3p2p1/3Pq1Pb/2P4K/PP3B2/8 b - - 4 33", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 c6 5. Bc4 Nf6 6. Nf3 Bg4 7. h3 Bh5 8. g4 Bg6 9. Ne5 e6 10. O-O Nbd7 11. f4 Nxe5 12. fxe5 Nd5 13. Nxd5 cxd5 14. Bd3 Be7 15. c3 O-O 16. Be3 Qb6 17. Bxg6 fxg6 18. Qb3 Qc7 19. Rxf8+ Rxf8 20. Rf1 Rxf1+ 21. Kxf1 Bh4 22. Kg2 h5 23. Qc2 hxg4 24. hxg4 g5 25. Qg6 Qc4 26. Qxe6+ Kh7 27. Qf5+ g6 28. Qf7+ Kh6 29. Qf8+ Kh7 30. Qf7+ Kh6 31. e6 Qe2+ 32. Bf2 Qe4+ 33. Kh3 *", + "Moves": "e4h1", + "MovesSAN": "Qh1#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "r4rk1/1p3ppp/1qb1p3/p2pP1N1/3n4/2P5/PPQ2PPP/R4RK1 w - - 0 16", + "PGN": "1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Nge7 6. Bb5 Bd7 7. O-O Nf5 8. Bg5 Qb6 9. Bxc6 Bxc6 10. dxc5 Bxc5 11. Qc2 a5 12. Nbd2 O-O 13. Nb3 Be7 14. Nbd4 Bxg5 15. Nxg5 Nxd4 *", + "Moves": "c2h7", + "MovesSAN": "Qxh7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r2qkb1r/pb1nnp2/1p1pp1p1/1N4p1/3P4/3B1N2/PPP2PPP/R2Q1RK1 w kq - 0 11", + "PGN": "1. e4 e6 2. d4 d6 3. Nc3 b6 4. Nf3 Bb7 5. Bd3 Nd7 6. O-O g6 7. e5 Ne7 8. Bg5 h6 9. exd6 cxd6 10. Nb5 hxg5 *", + "Moves": "b5d6", + "MovesSAN": "Nxd6#", + "Themes": "mate mateIn1 oneMove opening smotheredMate" + }, + { + "FEN": "r2r1k2/1p3p2/2p4R/p3pN2/8/4P2P/PPP3P1/6K1 w - - 0 29", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 h6 5. Be3 Bxe3 6. fxe3 Nf6 7. O-O d6 8. h3 Bd7 9. Nc3 Na5 10. Nd5 Nxc4 11. dxc4 Nxe4 12. Nd2 Ng3 13. Rf3 Nf5 14. Qf1 Be6 15. Rxf5 Bxf5 16. Qxf5 c6 17. Rf1 O-O 18. Nf6+ Qxf6 19. Qxf6 gxf6 20. Rxf6 d5 21. Rxh6 dxc4 22. Nxc4 Rfd8 23. Nd6 Kg7 24. Nf5+ Kg8 25. Ne7+ Kg7 26. Nf5+ Kg8 27. Ne7+ Kf8 28. Nf5 a5 *", + "Moves": "h6h8", + "MovesSAN": "Rh8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "1r1q1rk1/1b2bpp1/p2p3p/1pp1BP1N/4P1n1/2NP4/PPP3BP/R2Q2RK b - - 0 16", + "PGN": "1. e4 c5 2. Ne2 e5 3. Nbc3 Nf6 4. d3 h6 5. g3 Nc6 6. Bg2 Be7 7. O-O O-O 8. f4 exf4 9. gxf4 a6 10. f5 Rb8 11. Kh1 b5 12. Nf4 Ne5 13. Nh5 Bb7 14. Bf4 d6 15. Rg1 Nfg4 16. Bxe5 *", + "Moves": "g4f2", + "MovesSAN": "Nf2#", + "Themes": "mate mateIn1 oneMove opening smotheredMate" + }, + { + "FEN": "8/5pp1/1PQbpk2/3r3p/8/7P/1P3PP1/6K1 b - - 2 38", + "PGN": "1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 a6 5. Nf3 e6 6. Bc4 b5 7. Bb3 Bb7 8. Qe2 Nc6 9. O-O Na5 10. Rd1 Rc8 11. Bf4 Nf6 12. Rd3 b4 13. Na4 Nxb3 14. axb3 Nxe4 15. Rad1 Be7 16. Rxd7 Qxd7 17. Rxd7 Kxd7 18. Nb6+ Kd8 19. Nxc8 Kxc8 20. Qc4+ Nc5 21. h3 Bd5 22. Qxb4 Rd8 23. Nd4 Kd7 24. Bg3 Ke8 25. Qb6 Ne4 26. Nc6 Bxc6 27. Qxc6+ Kf8 28. Qxe4 a5 29. Bc7 Rd5 30. Qc4 h5 31. Qa6 Bb4 32. Qc8+ Ke7 33. Bxa5 Bxa5 34. Qb7+ Kf6 35. b4 Bd8 36. b5 Be7 37. b6 Bd6 38. Qc6 *", + "Moves": "d5d1", + "MovesSAN": "Rd1#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "8/p6p/1b4p1/2p1R3/5Pk1/2P3P1/1P4K1/1b6 w - - 2 37", + "PGN": "1. e4 g6 2. Nf3 Bg7 3. d4 Nf6 4. Nc3 d6 5. h3 Nbd7 6. Bf4 b6 7. Bd3 Bb7 8. O-O O-O 9. Qe2 c5 10. dxc5 Nxc5 11. Bc4 Ncxe4 12. Nxe4 Nxe4 13. c3 Nc5 14. Rad1 e5 15. Nxe5 Qf6 16. Nxf7 Rxf7 17. Bxf7+ Qxf7 18. Bxd6 Qf5 19. Qc4+ Kh8 20. Bxc5 bxc5 21. Qd3 Qg5 22. Qg3 Qf5 23. Rd2 Be5 24. Qh4 Qe4 25. Rd8+ Rxd8 26. Qxd8+ Kg7 27. Qd7+ Kh6 28. Qg4 Qxg4 29. hxg4 Kg5 30. g3 Kxg4 31. f4 Bc7 32. Kh2 Bb6 33. Rd1 Be4 34. Re1 Bd5 35. Re5 Bxa2 36. Kg2 Bb1 *", + "Moves": "e5g5", + "MovesSAN": "Rg5#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "2kr4/1ppr1ppp/1bq5/8/4n3/2P1P2P/3BQPP1/RN2K2R w KQ - 0 21", + "PGN": "1. d4 e5 2. dxe5 d6 3. exd6 Bxd6 4. Nf3 Nc6 5. Nc3 Bg4 6. e3 Qe7 7. Be2 O-O-O 8. Bd2 Nf6 9. h3 Bh5 10. a4 a6 11. a5 Bb4 12. Nb1 Rd7 13. c3 Bxa5 14. b4 Bb6 15. b5 axb5 16. Bxb5 Qc5 17. Be2 Rhd8 18. Nd4 Bxe2 19. Qxe2 Ne4 20. Nxc6 Qxc6 *", + "Moves": "a1a8", + "MovesSAN": "Ra8#", + "Themes": "backRankMate master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2r5/p2R4/4nk2/1p2Np2/2p2Pp1/6P1/PP1K2P1/8 w - - 10 39", + "PGN": "1. d4 d5 2. Bf4 Nc6 3. e3 f6 4. Nf3 Bg4 5. Be2 e6 6. Nbd2 Bd6 7. Bg3 h5 8. Nh4 Nge7 9. Bxg4 hxg4 10. Qxg4 g5 11. Nhf3 Nf5 12. O-O-O Nxg3 13. hxg3 Rxh1 14. Rxh1 Qd7 15. Rh8+ Bf8 16. Qh5+ Qf7 17. Qxf7+ Kxf7 18. Rh7+ Bg7 19. e4 g4 20. Nh4 Nxd4 21. exd5 exd5 22. c3 Ne6 23. Nf5 Kg6 24. Nxg7 Nxg7 25. Rh1 c5 26. f3 f5 27. Re1 b5 28. Nb3 Rc8 29. Kd2 Kf6 30. f4 Ne6 31. Re5 d4 32. cxd4 c4 33. Nc5 Nxd4 34. Nd7+ Kg6 35. Rd5 Ne6 36. Rd6 Kf7 37. Ne5+ Ke7 38. Rd7+ Kf6 *", + "Moves": "d7f7", + "MovesSAN": "Rf7#", + "Themes": "endgame hookMate mate mateIn1 oneMove" + }, + { + "FEN": "r1b2b1r/ppp2Qpp/3k1q2/3Bp3/3n4/2N5/PP3PPP/R1B2K1R w - - 3 13", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Nxd5 6. Nxf7 Kxf7 7. Qf3+ Ke6 8. Nc3 Nb4 9. d4 Nxc2+ 10. Kf1 Nxd4 11. Bxd5+ Kd6 12. Qf7 Qf6 *", + "Moves": "c3e4", + "MovesSAN": "Ne4#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "6R1/2p5/8/2b2B1k/5Kp1/8/2P2p2/6r1 w - - 0 60", + "PGN": "1. e4 d6 2. d4 Nf6 3. Nc3 e5 4. dxe5 dxe5 5. Bd3 a6 6. Nge2 Bd6 7. O-O O-O 8. h3 h6 9. Be3 b5 10. Ng3 Re8 11. f4 Nc6 12. Nd5 Nxd5 13. exd5 exf4 14. dxc6 Rxe3 15. Nf5 Bxf5 16. Bxf5 Qf6 17. Bd7 Qxb2 18. a4 bxa4 19. Rxa4 Qe5 20. Qa1 a5 21. Qxe5 Bxe5 22. Bf5 g5 23. Rd1 Bd6 24. Rd5 Rc3 25. Rdxa5 Rxa5 26. Rxa5 Rxc6 27. Ra8+ Kg7 28. Kf2 Rc3 29. Bd3 h5 30. Kf3 Rc5 31. Rd8 f5 32. Rd7+ Kf6 33. Rh7 g4+ 34. Kf2 Kg6 35. Rh8 Re5 36. hxg4 hxg4 37. Rg8+ Kf7 38. Rh8 Bc5+ 39. Kf1 Bb6 40. Bc4+ Kf6 41. Rf8+ Kg5 42. Rh8 Re3 43. Bd3 f3 44. Rf8 fxg2+ 45. Kxg2 Re5 46. Rg8+ Kf4 47. Rf8 Ra5 48. Rf7 Kg5 49. Rg7+ Kf6 50. Rg8 Bc5 51. Rc8 Bd6 52. Rh8 f4 53. Rh6+ Kg5 54. Rg6+ Kh5 55. Rg8 f3+ 56. Kf2 Ra1 57. Bf5 Bc5+ 58. Kg3 Rg1+ 59. Kf4 f2 *", + "Moves": "g8h8", + "MovesSAN": "Rh8#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "r3k2r/pp3ppp/2pQb3/8/4PqnP/2N2P2/PPP1K1P1/3R1B1R b kq - 1 17", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Ne5 5. Nc3 Bc5 6. Be3 c6 7. Nf5 Bxe3 8. Nxe3 Qf6 9. f3 d6 10. h3 Qh4+ 11. Ke2 Nf6 12. Qxd6 Qg5 13. Rd1 Be6 14. h4 Qf4 15. Kf2 Neg4+ 16. Nxg4 Nxg4+ 17. Ke2 *", + "Moves": "f4e3", + "MovesSAN": "Qe3#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3qkbnr/1bpppppp/1pn5/r7/2B5/4PQ2/P1PP1PPP/RNB1K1NR w KQk - 4 6", + "PGN": "1. b4 a5 2. bxa5 Rxa5 3. e3 b6 4. Qf3 Nc6 5. Bc4 Bb7 *", + "Moves": "c4f7", + "MovesSAN": "Bxf7#", + "Themes": "attackingF2F7 mate mateIn1 oneMove opening" + }, + { + "FEN": "r2q1rk1/pp4pp/2n1p3/2bp4/6Q1/P2P4/BPP3PP/RNB2R1K b - - 0 14", + "PGN": "1. e4 c6 2. Bc4 d5 3. exd5 cxd5 4. Bb3 Nc6 5. Ne2 e5 6. a3 Nf6 7. O-O Be6 8. Ba2 Be7 9. d3 O-O 10. f4 exf4 11. Nxf4 Bc5+ 12. Kh1 Ng4 13. Nxe6 fxe6 14. Qxg4 *", + "Moves": "f8f1", + "MovesSAN": "Rxf1#", + "Themes": "backRankMate hangingPiece mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1b2rk1/p4ppp/4p3/7q/1PPQ4/P4NnP/1B3RP1/R5K1 w - - 3 18", + "PGN": "1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 Qxd5 5. dxc5 Bxc5 6. Ngf3 Nf6 7. Be2 Nc6 8. O-O O-O 9. a3 b5 10. Bxb5 Bxf2+ 11. Rxf2 Qxb5 12. c4 Qc5 13. b4 Qh5 14. h3 Nd4 15. Bb2 Nxf3+ 16. Nxf3 Ne4 17. Qd4 Ng3 *", + "Moves": "d4g7", + "MovesSAN": "Qxg7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/p3Ppk1/8/3PNPKp/P4R2/2r5/2n4r/2R5 b - - 0 50", + "PGN": "1. e4 e5 2. Nf3 Qf6 3. d4 exd4 4. Nxd4 Bc5 5. Be3 d6 6. Bd3 h6 7. c3 Ne7 8. Nd2 Ng6 9. O-O Ne5 10. Bc2 Bg4 11. f3 Bh5 12. Qe1 Nbd7 13. Nb5 O-O 14. Nxc7 Rac8 15. Nd5 Qe6 16. Kh1 Nf6 17. Bxc5 dxc5 18. c4 b6 19. f4 Nc6 20. Qh4 Nd4 21. Bd3 Nxd5 22. cxd5 Qg6 23. Nc4 Be2 24. Bxe2 Nxe2 25. f5 Qf6 26. Qxf6 gxf6 27. Rae1 Nd4 28. h4 Kh7 29. g4 Rg8 30. Ne3 Rg7 31. Kh2 Rcg8 32. Kh3 h5 33. Rf4 Nb5 34. Rg1 Nd6 35. b3 b5 36. a3 c4 37. bxc4 bxc4 38. Rc1 Rc8 39. g5 fxg5 40. hxg5 Rxg5 41. Kh4 Rcg8 42. e5 Nb5 43. a4 Na3 44. Nxc4 Rg2 45. Kh3 Nc2 46. e6 R8g3+ 47. Kh4 Rc3 48. Ne5 Rh2+ 49. Kg5 Kg7 50. e7 *", + "Moves": "f7f6", + "MovesSAN": "f6#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r2qkbnr/pp1np1p1/4p2p/2pp4/3P1PPP/3Q4/PPP5/RNB1K1NR w KQkq - 0 10", + "PGN": "1. e4 c6 2. d4 d5 3. e5 Bf5 4. h4 Nd7 5. f4 h6 6. g4 Bh7 7. e6 fxe6 8. Bd3 Bxd3 9. Qxd3 c5 *", + "Moves": "d3g6", + "MovesSAN": "Qg6#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "8/pp2kpQ1/8/2q1P1P1/8/PNP1P3/1K6/1brR4 b - - 2 36", + "PGN": "1. e4 e5 2. Bc4 c6 3. c3 Nf6 4. d3 d5 5. exd5 cxd5 6. Bb3 Be7 7. Be3 Nc6 8. Nd2 O-O 9. Qe2 h6 10. O-O-O Qc7 11. Kb1 d4 12. cxd4 exd4 13. Rc1 dxe3 14. fxe3 Bg4 15. Ngf3 Qd7 16. d4 Rfe8 17. h3 Bh5 18. g4 Bg6+ 19. Ka1 Na5 20. Ne5 Nxb3+ 21. Nxb3 Qe6 22. h4 Bd6 23. g5 hxg5 24. hxg5 Ne4 25. Qh2 Kf8 26. Qh8+ Ke7 27. Qxg7 Bxe5 28. dxe5 Rac8 29. Rxc8 Rxc8 30. Nd4 Qd5 31. a3 Rc4 32. Rd1 Qc5 33. Ka2 Rc1 34. Nb3 Nc3+ 35. bxc3 Bb1+ 36. Kb2 *", + "Moves": "c5c3", + "MovesSAN": "Qxc3#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "Nn1k1b1r/pp3ppp/8/2p1P3/8/3K1BnP/PPPP1qP1/R1BQ3R b - - 0 13", + "PGN": "1. e4 e5 2. Nc3 Nf6 3. f4 d5 4. fxe5 Nxe4 5. Nf3 Bg4 6. h3 Bh5 7. Be2 Bxf3 8. Bxf3 Qh4+ 9. Ke2 Qf2+ 10. Kd3 c5 11. Nxd5 Ng3 12. Nc7+ Kd8 13. Nxa8 *", + "Moves": "f2d4", + "MovesSAN": "Qd4#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "4r3/1pp1qkp1/5n1p/2Nr1b2/p7/N1Q2P2/PP1B2PP/R2K1B1R b - - 0 18", + "PGN": "1. e4 d5 2. exd5 Nf6 3. d4 Bg4 4. f3 Bf5 5. c4 e6 6. dxe6 Nc6 7. d5 Nb4 8. Na3 Bc5 9. exf7+ Kxf7 10. Qb3 Re8+ 11. Kd1 Qe7 12. Bd2 a5 13. Nh3 h6 14. Nf4 a4 15. Qc3 Rad8 16. Nd3 Nbxd5 17. cxd5 Rxd5 18. Nxc5 *", + "Moves": "e7e1", + "MovesSAN": "Qe1#", + "Themes": "mate mateIn1 middlegame oneMove pin" + }, + { + "FEN": "rn1r3k/ppp3pp/1b6/5p2/2B1NBn1/6Pb/PPP1N2P/2KR3R w - - 0 15", + "PGN": "1. e4 e5 2. d3 Nf6 3. Be2 d5 4. g3 dxe4 5. f4 exd3 6. Bxd3 exf4 7. Bxf4 Bc5 8. Nc3 O-O 9. Nge2 Bh3 10. Qd2 Ng4 11. Ne4 Bb6 12. O-O-O f5 13. Bc4+ Kh8 14. Qxd8 Rxd8 *", + "Moves": "d1d8", + "MovesSAN": "Rxd8#", + "Themes": "backRankMate mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r3nrk1/1p1b1pp1/p3p2p/3pP3/P4P2/1nPQ3N/1qB3PP/1N3R1K w - - 6 26", + "PGN": "1. e4 c5 2. Nf3 d6 3. Bc4 Nf6 4. Nc3 a6 5. a4 e6 6. O-O Be7 7. b3 O-O 8. Ba3 Nc6 9. d4 cxd4 10. Nxd4 Na5 11. Be2 Bd7 12. f4 Nc6 13. Nf3 d5 14. e5 Ne8 15. Bxe7 Qxe7 16. Ng5 h6 17. Nh3 Qb4 18. Nb1 Qd4+ 19. Kh1 Qxa1 20. c3 Qb2 21. Qd3 Na5 22. Bd1 Nxb3 23. Rf2 Qa3 24. Bc2 Qc1+ 25. Rf1 Qb2 *", + "Moves": "d3h7", + "MovesSAN": "Qh7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "6rk/1p6/p1bN2Qp/8/4p3/1P2R1KP/P4PP1/2q4r w - - 1 56", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e5 7. Nf3 Be6 8. O-O Be7 9. Re1 Nc6 10. b3 O-O 11. Bb2 Qc7 12. Bd3 Rfe8 13. h3 Rac8 14. Ne2 Nb4 15. c3 Nxd3 16. Qxd3 Qc6 17. Ng3 g6 18. Rad1 Red8 19. Qe2 Bf8 20. Ng5 Bd7 21. c4 h6 22. Nf3 Bg7 23. Ba3 Be6 24. Rd3 Rd7 25. Red1 Rcd8 26. Qd2 Bf8 27. Qe1 Nh5 28. Ne2 f5 29. Nc3 fxe4 30. Nxe4 Bf5 31. Nfd2 Nf4 32. Rg3 Kg7 33. Nc3 Be7 34. Nde4 Bh4 35. Re3 Be7 36. Nd5 Nxd5 37. Rxd5 Be6 38. Rd1 d5 39. Bxe7 Rxe7 40. cxd5 Bxd5 41. Rc1 Qe6 42. Nc5 Qf5 43. Na4 Qg5 44. Rg3 Qf4 45. Nb6 Bc6 46. Nc4 e4 47. Qa5 Qxc1+ 48. Kh2 Rd1 49. Re3 Rh1+ 50. Kg3 Rf7 51. Qe5+ Kh7 52. Nd6 Rf8 53. Qe7+ Kg8 54. Qe6+ Kh8 55. Qxg6 Rg8 *", + "Moves": "d6f7", + "MovesSAN": "Nf7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1br1qk1/1pp2p2/pbn1p1nQ/4P3/1P1PN3/P2B1N2/5PPP/R4RK1 w - - 1 17", + "PGN": "1. e4 e6 2. d4 d5 3. e5 Nc6 4. Nf3 Nge7 5. c4 dxc4 6. Bxc4 Ng6 7. Nc3 Bb4 8. a3 Ba5 9. O-O Bb6 10. Be3 O-O 11. Qd2 h6 12. Ne4 Qe7 13. b4 a6 14. Bd3 Rd8 15. Bxh6 gxh6 16. Qxh6 Qf8 *", + "Moves": "e4f6", + "MovesSAN": "Nf6#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r4rk1/pbp5/4p3/1P2Bpq1/3P3p/2Q1P2P/P4P1K/2R2R2 b - - 2 25", + "PGN": "1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Bb4 5. Qb3 Nc6 6. Nf3 Qe7 7. e3 O-O 8. Bd3 h6 9. Bh4 Na5 10. Qc2 Nxc4 11. Bxc4 dxc4 12. O-O Bxc3 13. Qxc3 b5 14. Rac1 Bb7 15. Ne5 g5 16. Bg3 Nd7 17. b3 Nxe5 18. Bxe5 f6 19. Bg3 h5 20. h3 f5 21. Be5 h4 22. bxc4 g4 23. cxb5 gxh3 24. gxh3 Qg5+ 25. Kh2 *", + "Moves": "g5g2", + "MovesSAN": "Qg2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "6k1/1b3ppp/p2p4/1p6/1P2P3/PQ1Pb3/6PP/2r2R1K b - - 1 26", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. Bd3 Be7 8. O-O Nbd7 9. b4 Qc7 10. Nce2 O-O 11. a3 Ne5 12. Rc1 b5 13. Bxf6 Bxf6 14. f4 Nxd3 15. cxd3 Qb6 16. Kh1 Bxd4 17. Rc2 Bb7 18. Qc1 Rac8 19. f5 Be3 20. Qd1 Rxc2 21. Qxc2 Rc8 22. Qb3 exf5 23. Rxf5 Qc7 24. Rf3 Qc1+ 25. Nxc1 Rxc1+ 26. Rf1 *", + "Moves": "c1f1", + "MovesSAN": "Rxf1#", + "Themes": "backRankMate endgame hangingPiece mate mateIn1 oneMove" + }, + { + "FEN": "6k1/b5p1/p1p4p/1p4n1/3qN3/1PNP2B1/1PP1Q1PP/7K b - - 0 26", + "PGN": "1. e4 e5 2. Bc4 Nf6 3. d3 Bc5 4. Nc3 c6 5. Bg5 h6 6. Bh4 d6 7. Nf3 Be6 8. Bb3 Bxb3 9. axb3 a6 10. O-O O-O 11. Nd2 Nbd7 12. Na4 Ba7 13. Nc3 Qe8 14. Kh1 Nh7 15. f4 f5 16. fxe5 fxe4 17. Ndxe4 Qxe5 18. Bg3 Qd4 19. Nxd6 Rxf1+ 20. Qxf1 Rf8 21. Qe2 Ng5 22. Rb1 Nc5 23. Rf1 Rxf1+ 24. Qxf1 b5 25. Qe2 Nce4 26. Ndxe4 *", + "Moves": "d4g1", + "MovesSAN": "Qg1#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "5k2/p4ppp/p7/8/8/5P2/q1P2P1P/1R2R1K1 w - - 0 21", + "PGN": "1. e4 e6 2. d4 d5 3. Nc3 c5 4. Nf3 Nf6 5. exd5 exd5 6. Bg5 Be7 7. dxc5 Bxc5 8. Bxf6 Qxf6 9. Nxd5 Qe6+ 10. Be2 Na6 11. O-O O-O 12. Bxa6 bxa6 13. Nc7 Qb6 14. Nxa8 Qb8 15. Qd5 Bb7 16. Qxc5 Bxa8 17. Rfe1 Bxf3 18. gxf3 Qxb2 19. Rab1 Qxa2 20. Qxf8+ Kxf8 *", + "Moves": "b1b8", + "MovesSAN": "Rb8#", + "Themes": "endgame master mate mateIn1 oneMove queenRookEndgame" + }, + { + "FEN": "r3r1k1/3n1p1p/b5P1/8/8/P1BQ1p2/5P1P/R4KR1 b - - 0 32", + "PGN": "1. e4 c5 2. Bc4 e6 3. Be2 Qc7 4. c4 Nf6 5. d3 Nc6 6. Nc3 a6 7. Nf3 b5 8. cxb5 axb5 9. Nxb5 Qa5+ 10. Nc3 Bb7 11. O-O d5 12. exd5 exd5 13. Bd2 Qc7 14. g3 Bd6 15. a3 O-O 16. Ng5 Rfe8 17. Bf3 Nd4 18. Be3 Nxf3+ 19. Nxf3 d4 20. Nb5 Qc6 21. Nxd6 Qxd6 22. Bf4 Qd5 23. Kg2 g5 24. Bd2 g4 25. Rg1 gxf3+ 26. Kf1 c4 27. g4 c3 28. bxc3 dxc3 29. Bxc3 Nd7 30. g5 Ba6 31. g6 Qxd3+ 32. Qxd3 *", + "Moves": "a6d3", + "MovesSAN": "Bxd3#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r2q1r2/pppn1p2/3p1nkP/2b1p1B1/2P1P3/2P2Q2/PP3PP1/RN2K2R w KQ - 1 16", + "PGN": "1. e4 e5 2. Bc4 Nc6 3. d3 Nf6 4. c3 Bc5 5. h3 d6 6. Nf3 O-O 7. Bg5 h6 8. Bh4 g5 9. Nxg5 hxg5 10. Bxg5 Kg7 11. Qf3 Be6 12. h4 Bxc4 13. dxc4 Nb8 14. h5 Nbd7 15. h6+ Kg6 *", + "Moves": "f3f5", + "MovesSAN": "Qf5#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2br2rk/1pq1p1bp/p1n1B1p1/2P3N1/4p2B/2P4P/PP3PP1/2R2RK1 w - - 0 26", + "PGN": "1. e4 c5 2. Bc4 d6 3. d3 Nf6 4. c3 Nc6 5. Bb5 g6 6. Nf3 Bd7 7. Ba4 Bg7 8. O-O O-O 9. h3 a6 10. Bc2 Qc7 11. Bg5 Rad8 12. Nbd2 Rfe8 13. Qe2 Be6 14. Rac1 d5 15. e5 Nd7 16. d4 f6 17. Bh4 fxe5 18. Ng5 Nf8 19. dxc5 Bc8 20. Qf3 e4 21. Qf7+ Kh8 22. Ndxe4 dxe4 23. Bb3 Ne6 24. Bxe6 Rf8 25. Qg8+ Rxg8 *", + "Moves": "g5f7", + "MovesSAN": "Nf7#", + "Themes": "mate mateIn1 middlegame oneMove smotheredMate" + }, + { + "FEN": "4rrk1/1pq2p1p/p2p1b2/3Pn2Q/2P4P/3B2P1/PP3P2/R3K2R w KQ - 0 21", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 d6 6. N1c3 Nf6 7. Bg5 Be6 8. Bxf6 gxf6 9. Nd5 Bxd5 10. exd5 Ne7 11. c4 a6 12. Nc3 Bg7 13. Qh5 Ng6 14. g3 O-O 15. Bd3 Qd7 16. h4 Rae8 17. Bf5 Qc7 18. Bd3 e4 19. Nxe4 Ne5 20. Nxf6+ Bxf6 *", + "Moves": "h5h7", + "MovesSAN": "Qxh7#", + "Themes": "kingsideAttack master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r4rk1/pppbq1p1/2n5/3p2N1/5bpP/2PQPP2/PP6/2KR3R w - - 0 19", + "PGN": "1. d4 d5 2. Nf3 e6 3. c3 Nf6 4. Bf4 Be7 5. e3 O-O 6. Bd3 Nc6 7. h4 Ne4 8. Nbd2 f5 9. Ng5 Bd7 10. Qc2 Bf6 11. f3 Nxd2 12. Qxd2 Qe7 13. O-O-O e5 14. dxe5 Bxe5 15. g4 fxg4 16. Bxh7+ Kh8 17. Qd3 Bxf4 18. Bg8 Kxg8 *", + "Moves": "d3h7", + "MovesSAN": "Qh7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "4k2r/p1p2p1p/b1p5/4r1Bn/4P3/2P3P1/P1P2P1P/2KRR3 w k - 0 16", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 4. Bxc6+ bxc6 5. d4 Ba6 6. dxe5 dxe5 7. Qxd8+ Rxd8 8. Nxe5 Rd6 9. Bf4 Nf6 10. Nc3 Re6 11. O-O-O Bb4 12. Rhe1 Bxc3 13. bxc3 Nh5 14. g3 g5 15. Bxg5 Rxe5 *", + "Moves": "d1d8", + "MovesSAN": "Rd8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3k4/pB6/1p2Kp1r/4p3/P2b2p1/8/8/2R4q w - - 0 46", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Bd3 e5 6. Nf5 Bxf5 7. exf5 Be7 8. Nc3 Nbd7 9. f4 O-O 10. fxe5 Nxe5 11. Be2 Qd7 12. O-O Rac8 13. Bf4 Qxf5 14. Nd5 Nxd5 15. Qxd5 Rxc2 16. Bxe5 Qxe5 17. Qxe5 dxe5 18. Bd3 Rxb2 19. a4 Bc5+ 20. Kh1 Bd4 21. Rab1 Rxb1 22. Rxb1 b6 23. h4 Rc8 24. Rf1 f6 25. g4 Rc3 26. Bb5 Rh3+ 27. Kg2 Rxh4 28. g5 Rg4+ 29. Kf3 Rxg5 30. Ke4 h5 31. Bd3 h4 32. Rh1 Rh5 33. Kf3 h3 34. Kg4 Rh6 35. Kf5 Kf8 36. Ke6 g5 37. Kf5 Ke7 38. Rc1 Kd6 39. Be4 Bc5 40. Rd1+ Kc7 41. Bh1 h2 42. Rf1 Bd4 43. Ke6 g4 44. Rc1+ Kd8 45. Bb7 h1=Q *", + "Moves": "c1c8", + "MovesSAN": "Rc8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r3k2r/p3bpp1/2qB1nbp/3p4/3P2P1/2N4P/PP2QP2/R3K2R w KQkq - 0 17", + "PGN": "1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 h6 6. Nf3 Bg4 7. h3 Bh5 8. Bf4 e6 9. cxd5 exd5 10. Bb5+ Nc6 11. g4 Bg6 12. Ne5 Qc8 13. Nxc6 bxc6 14. Qe2+ Be7 15. Bd6 Qd7 16. Bxc6 Qxc6 *", + "Moves": "e2e7", + "MovesSAN": "Qxe7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1b2rk1/1pq1bppp/p2ppn1B/8/4P1Q1/2N3P1/PPP2PBP/R3R1K1 w - - 8 15", + "PGN": "1. e4 c5 2. Nf3 a6 3. d4 cxd4 4. Nxd4 e6 5. Nc3 Qc7 6. g3 Nf6 7. Bg2 Nc6 8. Nxc6 Qxc6 9. O-O Qc7 10. Bf4 d6 11. Re1 Nd7 12. Qe2 Be7 13. Qg4 O-O 14. Bh6 Nf6 *", + "Moves": "g4g7", + "MovesSAN": "Qxg7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "rnbqk2r/pp3ppp/2p1pb2/3pN2Q/8/1P2P3/PBPP1PPP/RN2K2R w KQkq - 1 9", + "PGN": "1. b3 e6 2. Bb2 c6 3. e3 d6 4. Nf3 d5 5. Be2 Nf6 6. Ne5 Be7 7. Bh5 Nxh5 8. Qxh5 Bf6 *", + "Moves": "h5f7", + "MovesSAN": "Qxf7#", + "Themes": "attackingF2F7 mate mateIn1 oneMove opening" + }, + { + "FEN": "r1bqk1nr/pp1p1p1p/2n1p1pb/4P1N1/5Q2/8/PPP2PPP/RNB1KB1R w KQkq - 0 8", + "PGN": "1. d4 g6 2. e4 Bg7 3. e5 c5 4. Nf3 cxd4 5. Qxd4 Nc6 6. Qf4 Bh6 7. Ng5 e6 *", + "Moves": "f4f7", + "MovesSAN": "Qxf7#", + "Themes": "attackingF2F7 mate mateIn1 oneMove opening" + }, + { + "FEN": "5r2/ppp3pk/3p1r1p/4p3/4PP1q/2NQ1P2/PPP3K1/5RR1 b - - 2 25", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 f5 4. d3 fxe4 5. dxe4 Nf6 6. Bg5 Be7 7. O-O d6 8. Nc3 O-O 9. Qe2 h6 10. Bh4 Bg4 11. h3 Nd4 12. Qd1 Nxf3+ 13. gxf3 Bxh3 14. Re1 Nh5 15. Bg3 Bh4 16. Kh2 Bxg3+ 17. fxg3 Qg5 18. Rg1 Be6 19. Qe2 Rf6 20. Raf1 Raf8 21. Bc4 Bxc4 22. Qxc4+ Kh7 23. Qd3 Nf4 24. gxf4 Qh4+ 25. Kg2 *", + "Moves": "f6g6", + "MovesSAN": "Rg6#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "4r1k1/p5p1/5p2/7p/2pP4/3n2NP/PP1R1PP1/5K2 b - - 0 29", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 Bb4 5. O-O O-O 6. d3 d6 7. Ne2 Ne7 8. Ng3 c6 9. Ba4 Ba5 10. c3 Ng6 11. d4 Bb6 12. h3 Re8 13. Re1 d5 14. exd5 exd4 15. Rxe8+ Qxe8 16. dxc6 bxc6 17. Nxd4 Bd7 18. Bg5 Nd5 19. Qe2 c5 20. Qxe8+ Bxe8 21. Bxe8 Rxe8 22. Nf3 f6 23. Bd2 c4 24. Rd1 Ndf4 25. Bxf4 Nxf4 26. Nd4 h5 27. Kf1 Nd3 28. Rd2 Bxd4 29. cxd4 *", + "Moves": "e8e1", + "MovesSAN": "Re1#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "2B2R2/8/6k1/6p1/6p1/5pK1/r7/8 b - - 7 69", + "PGN": "1. e4 c5 2. Nc3 e6 3. g3 Nc6 4. Bg2 d6 5. d3 Nf6 6. Nge2 Be7 7. h3 O-O 8. Bg5 h6 9. Be3 a6 10. O-O b5 11. Qd2 Kh7 12. f4 d5 13. e5 Nd7 14. Bf2 Bb7 15. d4 b4 16. Nd1 c4 17. c3 a5 18. Qc2+ g6 19. Ne3 Kg8 20. g4 a4 21. f5 b3 22. Qd2 Bg5 23. f6 Ndxe5 24. dxe5 Nxe5 25. h4 Bxf6 26. Nd4 Bxh4 27. a3 Nd3 28. Nxc4 Bxf2+ 29. Rxf2 Nxf2 30. Qxf2 dxc4 31. Bxb7 Rb8 32. Be4 Kg7 33. Rf1 Rb6 34. Nc6 Rxc6 35. Bxc6 Qg5 36. Qf3 h5 37. Bxa4 hxg4 38. Qf4 Qc5+ 39. Qd4+ Qxd4+ 40. cxd4 Rd8 41. Rf4 c3 42. bxc3 b2 43. Bc2 Rb8 44. Bb1 Rb3 45. Rf2 Rxc3 46. Rxb2 Rxa3 47. Kg2 Ra4 48. Rd2 Ra7 49. Bd3 Rd7 50. Bb5 Rd6 51. Rd3 f5 52. Kg3 Kf6 53. Kf4 g5+ 54. Kg3 e5 55. dxe5+ Kxe5 56. Re3+ Kf6 57. Re1 Rd5 58. Bc4 Re5 59. Rh1 Re3+ 60. Kf2 Rf3+ 61. Kg2 Ke5 62. Be2 Re3 63. Ba6 f4 64. Rh5 Kf5 65. Rh8 f3+ 66. Kf2 Ra3 67. Rf8+ Kg6 68. Bc8 Ra2+ 69. Kg3 *", + "Moves": "a2g2", + "MovesSAN": "Rg2#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "5k2/5p1Q/p3p1B1/2p1q2p/6p1/8/5PK1/8 w - - 6 43", + "PGN": "1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 e6 5. Nf3 Nf6 6. Be3 Nbd7 7. Bd3 Be7 8. O-O O-O 9. Nbd2 b6 10. Re1 Bb7 11. Qe2 a6 12. Rad1 Qc6 13. Qf1 Rfd8 14. Bg5 h6 15. Bh4 b5 16. Ne4 b4 17. Ne5 Nxe5 18. dxe5 Nd5 19. Bxe7 Nxe7 20. Nd6 Qc7 21. Nxb7 Qxb7 22. Be4 Nc6 23. g3 Rxd1 24. Rxd1 bxc3 25. bxc3 Rc8 26. Rd6 Qb6 27. Qg2 Qa5 28. Rxc6 Rxc6 29. Bxc6 Qxc3 30. Qe4 Qa1+ 31. Kg2 Qxa2 32. Qd3 Qb2 33. Qd8+ Kh7 34. Be4+ g6 35. Qf6 Kg8 36. h4 h5 37. g4 hxg4 38. h5 gxh5 39. Qh6 Qxe5 40. Bh7+ Kh8 41. Bg6+ Kg8 42. Qh7+ Kf8 *", + "Moves": "h7f7", + "MovesSAN": "Qxf7#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "2rqkb1r/pQ3ppp/4pn2/3pN1B1/3n4/8/PPP2PPP/RN2K2R w KQk - 0 11", + "PGN": "1. e4 c6 2. Nf3 d5 3. exd5 cxd5 4. d4 Bg4 5. Be2 Nf6 6. Ne5 Bxe2 7. Qxe2 e6 8. Bg5 Nc6 9. Qb5 Rc8 10. Qxb7 Nxd4 *", + "Moves": "b7f7", + "MovesSAN": "Qxf7#", + "Themes": "attackingF2F7 mate mateIn1 oneMove opening" + }, + { + "FEN": "6k1/4Rppp/8/8/8/2r2P2/P2r1P1P/6K1 w - - 0 26", + "PGN": "1. e4 e5 2. d4 exd4 3. Qxd4 Nc6 4. Qd1 Nf6 5. Bd3 d5 6. Bg5 dxe4 7. Bxf6 Qxf6 8. Bxe4 Qxb2 9. Nd2 Bc5 10. Ngf3 O-O 11. O-O Rd8 12. Bxc6 bxc6 13. Qe2 Bf5 14. Nc4 Qxc2 15. Qxc2 Bxc2 16. Nce5 Ba4 17. Rac1 Bb5 18. Nxc6 Bxc6 19. Rxc5 Bxf3 20. gxf3 Rac8 21. Ra5 c5 22. Rxa7 c4 23. Re7 Rd2 24. Rc1 c3 25. Rxc3 Rxc3 *", + "Moves": "e7e8", + "MovesSAN": "Re8#", + "Themes": "backRankMate endgame mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "r3kb1r/pp3ppp/2b1p3/2pqN3/5P2/3P4/PPP3PP/R1BQ1RK1 b kq - 1 11", + "PGN": "1. e4 c5 2. Nc3 Nc6 3. f4 d6 4. Bb5 Bd7 5. Bxc6 Bxc6 6. d3 e6 7. Nf3 Ne7 8. O-O d5 9. exd5 Nxd5 10. Nxd5 Qxd5 11. Ne5 *", + "Moves": "d5g2", + "MovesSAN": "Qxg2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "6k1/5pp1/4p3/4q1N1/1p4P1/5P1p/3Q1K1P/2n5 w - - 0 49", + "PGN": "1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 e6 5. e3 Nbd7 6. Qc2 Be7 7. Bd3 dxc4 8. Bxc4 b5 9. Be2 a6 10. O-O c5 11. Rd1 cxd4 12. Nxd4 Bb7 13. Bf3 Qb6 14. a4 b4 15. a5 Qc7 16. Bxb7 Qxb7 17. Na4 Rc8 18. Qe2 O-O 19. f3 Rfd8 20. e4 Nc5 21. Be3 Nxa4 22. Rxa4 Bc5 23. Raa1 Rd7 24. Nb3 Bxe3+ 25. Qxe3 Rcd8 26. Rxd7 Qxd7 27. Qb6 h5 28. Qxa6 h4 29. Qc4 h3 30. g4 Qa7+ 31. Qc5 Qa6 32. Qf2 Qc4 33. Nc5 Rd4 34. a6 Rd8 35. a7 Ra8 36. Qe3 Qc2 37. Qf2 Qc4 38. e5 Rxa7 39. Re1 Nd5 40. Ne4 Ra2 41. Ng5 Nf4 42. Rd1 Nd3 43. Qe2 Qd4+ 44. Kf1 Rxb2 45. Rd2 Rxd2 46. Qxd2 Qa1+ 47. Ke2 Nc1+ 48. Kf2 Qxe5 *", + "Moves": "d2d8", + "MovesSAN": "Qd8#", + "Themes": "endgame master masterVsMaster mate mateIn1 oneMove" + }, + { + "FEN": "2Q5/p4p2/p5kp/3pP3/6P1/1KP5/8/5q2 w - - 0 41", + "PGN": "1. e4 e6 2. Nf3 d5 3. exd5 exd5 4. d4 c6 5. Bg5 Be7 6. h4 h6 7. Bxe7 Qxe7+ 8. Qe2 Qxe2+ 9. Bxe2 Nf6 10. Nfd2 Bf5 11. c3 Nbd7 12. g3 O-O-O 13. Nb3 Rhe8 14. N1d2 Bd3 15. Nc1 Bxe2 16. Nxe2 Ne4 17. Nxe4 Rxe4 18. Kd2 Rde8 19. Rae1 Nf6 20. f3 Re3 21. Rhf1 g5 22. h5 Nxh5 23. g4 Nf4 24. Nxf4 gxf4 25. Rxe3 Rxe3 26. a4 Kd7 27. b4 Ke6 28. a5 Kf6 29. Rh1 Kg5 30. Rh5+ Kg6 31. b5 Rxf3 32. a6 Rf2+ 33. Kc1 Rf1+ 34. Kb2 Rf2+ 35. Kb3 bxa6 36. bxc6 Re2 37. Re5 Rxe5 38. dxe5 f3 39. c7 f2 40. c8=Q f1=Q *", + "Moves": "c8g8", + "MovesSAN": "Qg8#", + "Themes": "endgame mate mateIn1 oneMove queenEndgame" + }, + { + "FEN": "r1b2rk1/pp4p1/1q2p2p/3pN3/4B3/2P3P1/PP3PP1/1R1QK2R b K - 0 17", + "PGN": "1. d4 d5 2. Bf4 c5 3. e3 cxd4 4. exd4 Nc6 5. Nf3 e6 6. c3 Nf6 7. Nbd2 Bd6 8. Bg3 Bxg3 9. hxg3 O-O 10. Bd3 h6 11. Ne5 Nxe5 12. dxe5 Nd7 13. Nf3 f6 14. exf6 Nxf6 15. Ne5 Qb6 16. Rb1 Ne4 17. Bxe4 *", + "Moves": "b6f2", + "MovesSAN": "Qxf2#", + "Themes": "attackingF2F7 mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3r3r/1p3kpp/p3bp2/4p3/4P2P/Q4nNR/PPP1BP2/3R1K2 b - - 0 23", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 Be6 9. Nc4 Rc8 10. Bxf6 Qxf6 11. Nxd6+ Bxd6 12. Qxd6 Rd8 13. Qa3 Qg5 14. Rd1 Nd4 15. Bd3 Qxg2 16. Kd2 Qg5+ 17. Ke1 f6 18. h4 Qf4 19. Ne2 Nf3+ 20. Kf1 Qg4 21. Ng3 Kf7 22. Be2 Qh3+ 23. Rxh3 *", + "Moves": "e6h3", + "MovesSAN": "Bxh3#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2r1N3/1p3p1p/p4qkb/4n1p1/6P1/5R1N/PP5P/1R5K w - - 0 35", + "PGN": "1. c4 c6 2. Nc3 d5 3. cxd5 cxd5 4. d4 Nf6 5. Bf4 Nc6 6. e3 a6 7. Bd3 Bg4 8. Nge2 e6 9. O-O Bd6 10. f3 Bh5 11. Ng3 Bg6 12. Bg5 O-O 13. f4 Bxd3 14. Qxd3 Be7 15. f5 Qb6 16. Rab1 Rac8 17. Bxf6 Bxf6 18. Nh5 Bg5 19. f6 g6 20. Nf4 Na5 21. Nh3 Bh6 22. g4 g5 23. Kh1 Nc4 24. e4 dxe4 25. Nxe4 Qc6 26. Rf3 Qd5 27. Nc3 Qc6 28. d5 exd5 29. Nxd5 Rfe8 30. Ne7+ Rxe7 31. fxe7 Ne5 32. Qd8+ Kg7 33. e8=N+ Kg6 34. Qf6+ Qxf6 *", + "Moves": "f3f6", + "MovesSAN": "Rxf6#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "5rk1/2p3pp/4p3/3q1pN1/3P1P2/4Q3/Pr4PP/R4RK1 b - - 1 23", + "PGN": "1. e4 d5 2. f4 dxe4 3. Nc3 Nf6 4. Qe2 Bg4 5. Qb5+ Nc6 6. Qxb7 Rb8 7. Qxc6+ Bd7 8. Qc4 Bb5 9. Qc5 a6 10. Bxb5+ axb5 11. Nxe4 Nd7 12. Qe3 e6 13. c3 Bc5 14. Qg3 O-O 15. Nxc5 Nxc5 16. d4 Ne4 17. Qe3 Qd5 18. Nf3 b4 19. Nd2 bxc3 20. Nxe4 cxb2 21. Bxb2 Rxb2 22. O-O f5 23. Ng5 *", + "Moves": "d5g2", + "MovesSAN": "Qxg2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3r1r1k/R5Rp/6p1/4qb2/1pB5/7P/1P3PP1/6K1 w - - 2 34", + "PGN": "1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. Bc4 e6 5. O-O Be7 6. Re1 O-O 7. Bf1 Nc6 8. d4 e5 9. h3 a6 10. a4 Rb8 11. Na3 Qc7 12. Nc4 b5 13. axb5 axb5 14. Ne3 cxd4 15. cxd4 exd4 16. Nxd4 Nxd4 17. Qxd4 Be6 18. Nd5 Nxd5 19. exd5 Bf6 20. Qd3 Bd7 21. Ra2 Rfe8 22. Be3 g6 23. Rc1 Qd8 24. Bf4 Bf5 25. Qg3 Be5 26. Ra7 Qb6 27. Rcc7 Rf8 28. Bxe5 dxe5 29. Qxe5 b4 30. d6 Rbd8 31. Bc4 Qxd6 32. Rxf7 Qxe5 33. Rg7+ Kh8 *", + "Moves": "g7h7", + "MovesSAN": "Rxh7#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/1q4pk/6np/2Q5/p7/K1P4P/4N1P1/8 b - - 2 54", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 d6 6. O-O O-O 7. Nbd2 a5 8. a4 Ne7 9. Re1 Ng6 10. Nf1 Be6 11. Bb3 Bb6 12. Be3 c6 13. Bxe6 fxe6 14. Qb3 Bxe3 15. Qxe6+ Kh8 16. fxe3 Qb6 17. Ng5 h6 18. Nf7+ Kh7 19. Nxd6 Qxb2 20. Qc4 Ng4 21. Ra2 Qb6 22. Nf5 Rad8 23. h3 Nf6 24. Rf2 Qc7 25. N1g3 Qd7 26. d4 Nxe4 27. Nxe4 Rxf5 28. Nc5 Qc8 29. Qe6 Rxf2 30. Kxf2 Rf8+ 31. Kg1 Qc7 32. Qb3 Rf7 33. Ne6 Qe7 34. Rf1 Rxf1+ 35. Kxf1 b5 36. axb5 cxb5 37. d5 Qa7 38. Ke2 a4 39. Qa3 Qa8 40. e4 Qa6 41. Kd2 Qa7 42. Qc5 Qf7 43. Kc2 Qf1 44. d6 Qe2+ 45. Kc1 Qe1+ 46. Kb2 Qxe4 47. d7 Qe2+ 48. Ka3 Qd1 49. Kb4 Qxd7 50. Nc7 e4 51. Nxb5 e3 52. Nd4 e2 53. Nxe2 Qb7+ 54. Ka3 *", + "Moves": "b7b3", + "MovesSAN": "Qb3#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "r2q3r/ppp3kp/1bnpQ1p1/8/1PBp4/2P4P/P4PP1/R1B3K1 w - - 2 17", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bc4 Bc5 5. O-O d6 6. Nd5 Bg4 7. c3 Nxe4 8. d4 exd4 9. Re1 f5 10. b4 Bb6 11. h3 Bxf3 12. Qxf3 g6 13. Rxe4+ fxe4 14. Nf6+ Ke7 15. Qxe4+ Kxf6 16. Qe6+ Kg7 *", + "Moves": "e6f7", + "MovesSAN": "Qf7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "6rk/5Qpp/4P1q1/3p4/3P4/2P2p2/PP4PP/4R1K1 b - - 1 31", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd6 4. Nf3 Nf6 5. Bc4 Bf5 6. O-O e6 7. Nb5 Qd8 8. Nfd4 c6 9. Nxf5 exf5 10. Re1+ Be7 11. Nd4 O-O 12. Nxf5 Bc5 13. d4 Bb6 14. Re7 Nd5 15. Rxb7 Qf6 16. Bxd5 cxd5 17. Ne7+ Kh8 18. c3 Qe6 19. Bf4 Nc6 20. Nxc6 Qxc6 21. Re7 f5 22. Be5 Rg8 23. Qh5 Rae8 24. Qg5 Rxe7 25. Qxe7 Bd8 26. Qxa7 Bf6 27. f4 Bxe5 28. fxe5 Qg6 29. Re1 f4 30. e6 f3 31. Qf7 *", + "Moves": "g6g2", + "MovesSAN": "Qxg2#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "2r1k3/p4pp1/2pbp2r/3p3p/3P1P1q/2N1B3/PPP1QR2/R4K2 b - - 3 19", + "PGN": "1. e4 d6 2. d4 Nf6 3. Nc3 c6 4. Nf3 Bg4 5. Be2 e6 6. Be3 d5 7. exd5 cxd5 8. O-O Nc6 9. h3 Bh5 10. Bb5 Rc8 11. g4 Nxg4 12. hxg4 Bxg4 13. Be2 Bd6 14. Ne5 Bxe2 15. Nxc6 bxc6 16. Qxe2 Qh4 17. f4 h5 18. Rf2 Rh6 19. Kf1 *", + "Moves": "h4h1", + "MovesSAN": "Qh1#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "6k1/pp2n1pp/4qb2/1Q3N2/3p4/P6P/1P1B2P1/6K1 w - - 3 27", + "PGN": "1. e4 c6 2. Nf3 d5 3. e5 Bg4 4. d4 c5 5. c3 e6 6. Bb5+ Nc6 7. Be3 cxd4 8. cxd4 Bb4+ 9. Nc3 Ne7 10. h3 Bxf3 11. Qxf3 O-O 12. O-O Qa5 13. Bxc6 Nxc6 14. Bd2 Nxd4 15. Qd3 Nc6 16. a3 Be7 17. f4 f6 18. exf6 Rxf6 19. Rae1 Raf8 20. f5 Rxf5 21. Rxf5 Rxf5 22. Rxe6 d4 23. Ne4 Qd5 24. Ng3 Qxe6 25. Nxf5 Bf6 26. Qb5 Ne7 *", + "Moves": "b5e8", + "MovesSAN": "Qe8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "5k2/5ppn/pppq4/6N1/3r4/5Q2/PP3P2/2K1R3 w - - 0 28", + "PGN": "1. d4 d5 2. c4 c6 3. e3 Nf6 4. Nf3 Bf5 5. Nc3 e6 6. Bd3 Bg6 7. Bxg6 hxg6 8. Bd2 a6 9. Qb3 Ra7 10. cxd5 exd5 11. O-O-O Bd6 12. e4 dxe4 13. Ng5 O-O 14. Rhe1 Nbd7 15. Ncxe4 Nxe4 16. Rxe4 Be7 17. h4 Nf6 18. Rxe7 Qxe7 19. Bb4 Qc7 20. Bxf8 Kxf8 21. Re1 b6 22. Qf3 Ra8 23. g4 Rd8 24. h5 gxh5 25. gxh5 Rxd4 26. h6 Qd6 27. h7 Nxh7 *", + "Moves": "f3f7", + "MovesSAN": "Qxf7#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "2r1kb1r/pp2pppp/7q/2p5/2Np1Bn1/3P2P1/PPP1PPBP/R2Q1RK1 b k - 6 16", + "PGN": "1. Nf3 c5 2. d3 Nc6 3. g3 d5 4. Bg2 Bg4 5. Nc3 Nf6 6. O-O Bxf3 7. Bxf3 d4 8. Nb5 Ne5 9. Bg2 Qa5 10. Na3 Rb8 11. Bf4 Qc7 12. Nb5 Qb6 13. Bxe5 Rc8 14. Na3 Ng4 15. Nc4 Qh6 16. Bf4 *", + "Moves": "h6h2", + "MovesSAN": "Qxh2#", + "Themes": "kingsideAttack mate mateIn1 oneMove opening" + }, + { + "FEN": "3kr2r/1p3Qp1/p1p1P2p/P2p3P/1q1P3N/2n1P3/8/2K2R1R w - - 3 26", + "PGN": "1. a4 c6 2. a5 d5 3. h4 a6 4. h5 h6 5. f4 Nf6 6. d4 Bf5 7. b4 e6 8. c3 Bd6 9. e3 Ne4 10. g4 Bh7 11. Bd3 Nd7 12. Nf3 f5 13. gxf5 Bxf5 14. Nbd2 Nxd2 15. Qxd2 Bxd3 16. Qxd3 Nf6 17. Qg6+ Kf8 18. Ba3 Qe7 19. O-O-O Ne4 20. Rdf1 Nxc3 21. Nh4 Re8 22. f5 Bxb4 23. Bxb4 Qxb4 24. fxe6+ Ke7 25. Qf7+ Kd8 *", + "Moves": "f7d7", + "MovesSAN": "Qd7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2kr2r1/pbpp1pq1/1pn1pP2/7p/3PB3/2P2N2/PP1NQPP1/R3R1K1 b - - 0 18", + "PGN": "1. d4 b6 2. Nf3 Bb7 3. Bf4 e6 4. e3 Nf6 5. Bd3 Be7 6. O-O h6 7. Nbd2 g5 8. Bg3 Rg8 9. Re1 h5 10. h4 gxh4 11. Bxh4 Ng4 12. Bxe7 Qxe7 13. e4 Qf6 14. Qe2 Nc6 15. c3 O-O-O 16. e5 Qg7 17. Be4 Nf6 18. exf6 *", + "Moves": "g7g2", + "MovesSAN": "Qxg2#", + "Themes": "kingsideAttack master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r5k1/1p1R1pp1/8/2P3R1/p3r3/3N1Q2/KPn2PPP/4q3 b - - 1 27", + "PGN": "1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nc3 Nf6 5. Bg5 Be7 6. Qf3 Bg4 7. Qe3 O-O 8. Be2 Bxe2 9. Ngxe2 h6 10. Bxf6 Bxf6 11. O-O-O Re8 12. Qf3 c5 13. dxc5 Qa5 14. Rxd5 Nc6 15. Rhd1 Re6 16. Nf4 Ree8 17. Ne4 Bg5 18. Nxg5 hxg5 19. Rxg5 Qxa2 20. Rd7 Qa1+ 21. Kd2 Qe1+ 22. Kd3 Nb4+ 23. Kc4 Re4+ 24. Kb3 a5 25. Nd3 a4+ 26. Ka3 Nxc2+ 27. Ka2 *", + "Moves": "e1a1", + "MovesSAN": "Qa1#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "R4bk1/5p1p/2p3pB/1n2p3/4q3/1P6/5PPP/4Q1K1 b - - 0 31", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 d6 4. c3 Nf6 5. d3 Na5 6. Bb5+ c6 7. Ba4 b5 8. Bc2 Be6 9. Nbd2 g6 10. Nf1 d5 11. exd5 Qxd5 12. b4 Nb7 13. Bb3 Qd6 14. Ng3 Bxb3 15. axb3 Bg7 16. O-O O-O 17. Re1 Nd5 18. Qc2 Rfe8 19. Ne4 Qd7 20. c4 Nxb4 21. Qc3 Nxd3 22. Rd1 Red8 23. Ne1 Qg4 24. Rxd3 Qxe4 25. Rxd8+ Rxd8 26. Rxa7 Rd1 27. Bd2 Nd6 28. cxb5 Nxb5 29. Ra8+ Bf8 30. Bh6 Rxe1+ 31. Qxe1 *", + "Moves": "e4e1", + "MovesSAN": "Qxe1#", + "Themes": "endgame hangingPiece mate mateIn1 oneMove" + }, + { + "FEN": "8/B1RN4/5ppk/3b4/2n2p1P/2PK4/P1P3r1/8 b - - 12 41", + "PGN": "1. e4 b6 2. d4 Bb7 3. Nc3 e6 4. f4 Bb4 5. Bd3 Nf6 6. Qe2 c5 7. Nf3 cxd4 8. Nxd4 Nc6 9. Nf3 d5 10. O-O Bxc3 11. bxc3 dxe4 12. Bxe4 Nxe4 13. Qxe4 O-O 14. Ng5 g6 15. Qf3 h6 16. Nh3 Na5 17. Qe2 Qd5 18. f5 exf5 19. Bxh6 Rfe8 20. Qf2 Nc4 21. Nf4 Qc5 22. Qxc5 bxc5 23. Rae1 Nd2 24. Rxe8+ Rxe8 25. Rd1 Nc4 26. h4 Bc6 27. Nd3 f6 28. Bf4 Re2 29. Nxc5 Rxg2+ 30. Kf1 Rg4 31. Rd8+ Kf7 32. Bb8 f4 33. Rc8 Ne3+ 34. Ke1 Bd5 35. Bxa7 Rg1+ 36. Kd2 Rg2+ 37. Kd3 Nc4 38. Rc7+ Kg8 39. Rc8+ Kh7 40. Rc7+ Kh6 41. Nd7 *", + "Moves": "g2d2", + "MovesSAN": "Rd2#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "6k1/p4ppp/1p6/6N1/q7/8/1P3PPP/3Q2K1 b - - 0 28", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nge7 5. d4 exd4 6. cxd4 Bb4+ 7. Bd2 Bxd2+ 8. Nbxd2 d5 9. exd5 Nxd5 10. O-O Nf6 11. Re1+ Ne7 12. Ne4 Nxe4 13. Rxe4 O-O 14. d5 b6 15. Qe1 Bb7 16. Rd1 Nf5 17. Rf4 Nd6 18. a4 Nxc4 19. Rxc4 Bxd5 20. Rcd4 c6 21. Nd2 Qg5 22. Rxd5 cxd5 23. Nf3 Qg4 24. Rxd5 Qxa4 25. Qb1 Rad8 26. Rxd8 Rxd8 27. Ng5 Rd1+ 28. Qxd1 *", + "Moves": "a4d1", + "MovesSAN": "Qxd1#", + "Themes": "backRankMate endgame hangingPiece mate mateIn1 oneMove" + }, + { + "FEN": "7r/pppr3p/4k3/2qNp3/4P3/8/PPP3PP/R4R1K w - - 0 21", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. O-O Nf6 5. d4 Bxd4 6. Nxd4 Nxd4 7. f4 d6 8. fxe5 dxe5 9. Bg5 Qe7 10. Nc3 Be6 11. Bxf6 gxf6 12. Nd5 Qc5 13. Nxf6+ Ke7 14. Bxe6 Nxe6+ 15. Kh1 Rad8 16. Qf3 Nd4 17. Qf2 Ne6 18. Nd5+ Kd6 19. Qxf7 Rd7 20. Qxe6+ Kxe6 *", + "Moves": "f1f6", + "MovesSAN": "Rf6#", + "Themes": "endgame hookMate mate mateIn1 oneMove" + }, + { + "FEN": "2q2rk1/5pp1/p3p2p/np1p4/2nP1B2/b2QP2P/N4PP1/1B3RK1 w - - 0 22", + "PGN": "1. d4 d5 2. c4 c6 3. cxd5 cxd5 4. Nf3 Nf6 5. Nc3 Bf5 6. Bg5 e6 7. e3 Nc6 8. Be2 Be7 9. O-O h6 10. Bf4 O-O 11. h3 a6 12. a3 b5 13. Rc1 Na5 14. Na2 Rc8 15. Rxc8 Qxc8 16. Ne5 Nd7 17. Bd3 Nxe5 18. Bxf5 Nec4 19. Bb1 Nxb2 20. Qd2 Nbc4 21. Qd3 Bxa3 *", + "Moves": "d3h7", + "MovesSAN": "Qh7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2kr2nr/Bp3ppp/3bb3/4q3/8/2NB1Q2/PPP2PPP/R4RK1 b - - 0 14", + "PGN": "1. e4 e6 2. d4 d5 3. Nc3 c5 4. exd5 exd5 5. dxc5 Nc6 6. Qxd5 Qe7+ 7. Be3 Be6 8. Qf3 O-O-O 9. Bd3 Nd4 10. Qd1 Qxc5 11. Nf3 Nxf3+ 12. Qxf3 Qe5 13. O-O Bd6 14. Bxa7 *", + "Moves": "e5h2", + "MovesSAN": "Qxh2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r2q1rk1/pp3ppp/4bb2/2p1p3/5P2/2PQ4/PPBB2PP/R4RK1 w - - 0 19", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nxd4 5. Qxd4 Qe7 6. Bc4 d6 7. Nc3 Qe5 8. Qd3 Nf6 9. O-O Be7 10. f4 Qc5+ 11. Be3 Qa5 12. Bb3 O-O 13. Bd2 c6 14. Nd5 Qd8 15. Nxf6+ Bxf6 16. c3 Be6 17. Bc2 c5 18. e5 dxe5 *", + "Moves": "d3h7", + "MovesSAN": "Qxh7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "5k2/p7/5Kp1/5p1p/P2PpP2/4P3/1R3q2/7r w - - 0 50", + "PGN": "1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bf4 Bd6 6. Bxd6 Qxd6 7. e3 O-O 8. Rc1 c6 9. Nf3 Bg4 10. h3 Bh5 11. g4 Bg6 12. Ne5 Nbd7 13. f4 Rae8 14. Bg2 Be4 15. Bxe4 Nxe4 16. Nxe4 dxe4 17. Nxd7 Qxd7 18. Qb3 Kh8 19. Kf2 f5 20. g5 Rc8 21. Rhd1 b6 22. Qc4 Qe8 23. Qe2 Qf7 24. b3 Rfd8 25. h4 Rd5 26. Rc4 Qd7 27. Rdc1 c5 28. R1c2 Qd6 29. a4 Qb8 30. b4 Rcd8 31. bxc5 bxc5 32. Rxc5 Rxc5 33. Rxc5 Qb1 34. Kg2 g6 35. Rc7 Rb8 36. Rc2 Rb3 37. Qd2 Rd3 38. Qf2 Rd1 39. Rc8+ Kg7 40. Rc7+ Kf8 41. h5 Qd3 42. Rc2 gxh5 43. Rb2 Qc3 44. Kh2 Rc1 45. Kh3 Qd3 46. g6 hxg6 47. Kh4 Rh1+ 48. Kg5 Qf1 49. Kf6 Qxf2 *", + "Moves": "b2b8", + "MovesSAN": "Rb8#", + "Themes": "endgame mate mateIn1 oneMove queenRookEndgame" + }, + { + "FEN": "Qn2kb1r/p1p1pppp/5n2/6N1/6b1/8/PPp2PPP/R1BNKB1R b KQk - 0 9", + "PGN": "1. e4 d5 2. Nf3 dxe4 3. Ng5 Bf5 4. Nc3 Nf6 5. d3 exd3 6. Qf3 Bg4 7. Qxb7 dxc2 8. Qxa8 Qd1+ 9. Nxd1 *", + "Moves": "c2d1q", + "MovesSAN": "cxd1=Q#", + "Themes": "advancedPawn mate mateIn1 oneMove opening promotion" + }, + { + "FEN": "8/pp1b1Qp1/4p2k/1P1pb3/P5P1/3n3K/2r4P/5R2 w - - 0 33", + "PGN": "1. e4 e6 2. d4 d5 3. e5 c5 4. f4 cxd4 5. Nf3 Nc6 6. a3 Nge7 7. Bd3 Nf5 8. b4 Be7 9. Nbd2 O-O 10. Nb3 f6 11. b5 Na5 12. Nbxd4 Nxd4 13. Nxd4 fxe5 14. fxe5 Qe8 15. Qg4 Nc4 16. Bf4 Bc5 17. c3 Bd7 18. a4 Rc8 19. O-O Bb6 20. Rf3 Nb2 21. Bxh7+ Kxh7 22. Rh3+ Kg8 23. Qh4 Rxf4 24. Qxf4 Qg6 25. Rf1 Nd3 26. Qh4 Qh6 27. Qe7 Rxc3 28. Qf7+ Kh7 29. Rxh6+ Kxh6 30. g4 Bxd4+ 31. Kg2 Rc2+ 32. Kh3 Bxe5 *", + "Moves": "f7h5", + "MovesSAN": "Qh5#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "r5k1/1b4Np/2p4q/5p2/pPP1p1n1/P5P1/4Q1BP/3R1RK1 b - - 0 32", + "PGN": "1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 O-O 5. Be2 d6 6. Nf3 Nbd7 7. O-O e5 8. d5 Nc5 9. Nd2 a5 10. f3 Nh5 11. g3 f5 12. exf5 gxf5 13. f4 Nf6 14. fxe5 dxe5 15. Nb3 Nce4 16. Nxe4 Nxe4 17. Bf3 Ng5 18. Bg2 e4 19. Rb1 a4 20. Nd4 Qf6 21. Be3 Nf7 22. Nb5 Qe7 23. b4 Ne5 24. Bc5 Qg5 25. Bxf8 Bxf8 26. Qe2 Ng4 27. a3 Bg7 28. Rbd1 c6 29. dxc6 bxc6 30. Nd4 Bb7 31. Ne6 Qh6 32. Nxg7 *", + "Moves": "h6h2", + "MovesSAN": "Qxh2#", + "Themes": "kingsideAttack master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r6r/5Q1p/1Rn2q2/6p1/3ppkP1/5N1P/P1P2P2/6K1 w - - 1 32", + "PGN": "1. e4 c6 2. d4 d5 3. e5 c5 4. Bb5+ Bd7 5. Bxd7+ Qxd7 6. Nf3 Nc6 7. Be3 e6 8. O-O Nge7 9. dxc5 Nf5 10. Qe2 O-O-O 11. Nbd2 d4 12. Bg5 Be7 13. Bxe7 Qxe7 14. b4 Nxb4 15. Ne4 Qc7 16. Rab1 Nc6 17. Nd6+ Nxd6 18. exd6 Qd7 19. h3 f6 20. Rb3 e5 21. Rfb1 b6 22. cxb6 Qxd6 23. bxa7 Kd7 24. Rb7+ Ke6 25. R1b6 Rc8 26. a8=Q Rxa8 27. Qc4+ Kf5 28. Rxg7 e4 29. Rg5+ fxg5 30. Qf7+ Qf6 31. g4+ Kf4 *", + "Moves": "f7f6", + "MovesSAN": "Qxf6#", + "Themes": "hangingPiece mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r4rk1/1bp2ppp/p3p3/n2q4/1p1P1Pn1/3Q1P2/PPB1N1PP/2R2RK1 w - - 0 19", + "PGN": "1. d4 e6 2. c4 d5 3. Nc3 dxc4 4. Bf4 Bd6 5. e3 Bxf4 6. exf4 Nf6 7. Nf3 O-O 8. Bxc4 Qd6 9. Qd2 a6 10. O-O b5 11. Bb3 b4 12. Ne2 Nc6 13. Ne5 Bb7 14. Rac1 Ne4 15. Qd3 Na5 16. Bc2 Qd5 17. f3 Nf6 18. Ng4 Nxg4 *", + "Moves": "d3h7", + "MovesSAN": "Qxh7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "1r1n3k/2pqr3/2pp1pRp/p7/PNQ1PP2/1P6/2P3PP/6K1 w - - 0 29", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O d6 5. d4 exd4 6. Nxd4 Bd7 7. Re1 Be7 8. Nc3 O-O 9. Nxc6 Bxc6 10. Bxc6 bxc6 11. Bg5 h6 12. Bh4 Nh7 13. Bxe7 Qxe7 14. Qd3 Ng5 15. Re2 Ne6 16. Rae1 Rab8 17. b3 f6 18. a4 Kh8 19. Re3 Qf7 20. Na2 Qg6 21. Rg3 Qh5 22. Qc4 Qe8 23. Nb4 Nd8 24. f4 Qd7 25. Ree3 Re8 26. Rg6 Re7 27. Rh3 a5 28. Rhxh6+ gxh6 *", + "Moves": "c4g8", + "MovesSAN": "Qg8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/p4p1p/k7/n3B3/2b1PN1P/6P1/1p5r/1R1KR3 b - - 1 29", + "PGN": "1. d4 d5 2. c4 c5 3. cxd5 e6 4. dxe6 Bxe6 5. dxc5 Qxd1+ 6. Kxd1 Bxc5 7. Nh3 Nc6 8. e3 O-O-O+ 9. Ke2 Bb4 10. Nc3 Ne5 11. a3 Bc4+ 12. Ke1 Bxc3+ 13. bxc3 Nd3+ 14. Bxd3 Rxd3 15. Nf4 Rxc3 16. Bb2 Rc2 17. Bxg7 Ne7 18. Bxh8 b5 19. g3 Kb7 20. a4 b4 21. a5 b3 22. Kd1 Nc6 23. h4 Rxf2 24. Kc1 Rc2+ 25. Kd1 Ka6 26. Re1 Nxa5 27. e4 Rh2 28. Be5 b2 29. Rb1 *", + "Moves": "c4b3", + "MovesSAN": "Bb3#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "7k/6pp/p7/8/2r5/1P2P1q1/P7/5R1K w - - 0 37", + "PGN": "1. d4 d5 2. c4 e6 3. e3 c5 4. Nc3 Nf6 5. Nf3 a6 6. Bd3 Nc6 7. O-O b5 8. cxb5 c4 9. bxc6 cxd3 10. Qxd3 Bd6 11. Bd2 Rb8 12. Qc2 Qc7 13. Ne5 O-O 14. Rab1 Bxe5 15. dxe5 Qxe5 16. f4 Qc7 17. Ne2 Ne4 18. Nd4 e5 19. fxe5 Qxe5 20. Ba5 f5 21. b3 f4 22. Qe2 Ng3 23. hxg3 fxg3 24. Rxf8+ Kxf8 25. Rf1+ Kg8 26. Qf3 Be6 27. c7 Rc8 28. Nxe6 Qxe6 29. Qxg3 Qh6 30. Qf4 Qh5 31. g3 d4 32. Qxd4 Qxa5 33. Qe4 Qxc7 34. Qe6+ Kh8 35. Qc4 Qxg3+ 36. Kh1 Rxc4 *", + "Moves": "f1f8", + "MovesSAN": "Rf8#", + "Themes": "backRankMate endgame mate mateIn1 oneMove queenRookEndgame" + }, + { + "FEN": "6k1/R7/1p4pp/2p2p2/2P1p2Q/P5PP/2Pr4/q3R2K b - - 2 36", + "PGN": "1. d4 g6 2. e4 d6 3. Bc4 Nf6 4. Nc3 Bg7 5. Nf3 O-O 6. O-O Nc6 7. h3 e5 8. dxe5 Nxe5 9. Nxe5 dxe5 10. Qf3 c6 11. Bg5 Qe7 12. Rad1 Be6 13. Bxe6 Qxe6 14. Rfe1 Rfd8 15. a3 Rd4 16. Be3 Rc4 17. Qe2 Rxc3 18. bxc3 Nxe4 19. Qd3 Nf6 20. Rb1 b6 21. Red1 Nd5 22. c4 Nxe3 23. fxe3 e4 24. Qe2 c5 25. Rd5 Qf6 26. Rf1 Qc3 27. Rd7 Rf8 28. Rxa7 Bh6 29. Re1 Rd8 30. Qf2 f5 31. Qh4 Bxe3+ 32. Kh2 Qe5+ 33. g3 Rd2+ 34. Kh1 h6 35. Rxe3 Qa1+ 36. Re1 *", + "Moves": "a1e1", + "MovesSAN": "Qxe1#", + "Themes": "endgame hangingPiece mate mateIn1 oneMove" + }, + { + "FEN": "6k1/Q2nbp2/1Bq4p/6p1/3p2b1/P2P2P1/1P1NPP1P/4K1R1 b - - 0 25", + "PGN": "1. d3 d5 2. g3 e5 3. Bg2 Nf6 4. Bg5 Be6 5. c4 c6 6. cxd5 cxd5 7. Nc3 Be7 8. Nf3 O-O 9. Nxe5 d4 10. Nb1 Qa5+ 11. Bd2 Qxe5 12. Bxb7 Nbd7 13. Bxa8 Rxa8 14. Bf4 Qd5 15. Rg1 Bb4+ 16. Nd2 Nb6 17. a3 Be7 18. Nf3 Rc8 19. Rc1 Rxc1 20. Qxc1 h6 21. Qc7 Nfd7 22. Qxa7 Bg4 23. Nd2 g5 24. Bc7 Qc6 25. Bxb6 *", + "Moves": "c6c1", + "MovesSAN": "Qc1#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/p7/4R3/1Nk4p/2P3np/1P4PK/P4r2/8 b - - 2 53", + "PGN": "1. e4 d6 2. Nf3 Nf6 3. Nc3 Nbd7 4. d4 e5 5. Bc4 h6 6. Bd2 Be7 7. O-O c6 8. Qe2 Qc7 9. Bb3 Nf8 10. Qc4 Be6 11. d5 Bd7 12. Nb5 Qb6 13. dxc6 Be6 14. cxb7 Qxb7 15. Nc7+ Kd8 16. Nxe6+ fxe6 17. Ba5+ Ke8 18. Ba4+ Kf7 19. Bc6 Qc8 20. Rad1 Ng6 21. Bb4 Rd8 22. Bb5 Qb7 23. Bc6 Rac8 24. Bxb7 Rxc4 25. c3 Nxe4 26. Rfe1 Nf6 27. Ba6 Rf4 28. Nd2 d5 29. Bxe7 Kxe7 30. g3 Rf5 31. Bd3 e4 32. Bf1 Ne5 33. Bg2 Nd3 34. Re3 Ng4 35. Re2 Ngxf2 36. Rf1 Rdf8 37. Bh3 Nxh3+ 38. Kg2 Rxf1 39. Nxf1 Ng5 40. Ne3 Nf3 41. Ng4 Kd6 42. h4 h5 43. Ne3 Nfe5 44. b3 Nf7 45. c4 d4 46. Nc2 e3 47. Nxd4 g5 48. Rxe3 gxh4 49. Rxd3 Ne5 50. Nb5+ Kc5 51. Re3 Ng4 52. Rxe6 Rf2+ 53. Kh3 *", + "Moves": "f2h2", + "MovesSAN": "Rh2#", + "Themes": "endgame hookMate mate mateIn1 oneMove" + }, + { + "FEN": "3r3k/1b2Q2p/p5p1/1p2Pp2/5P1P/P7/BP3qP1/7K w - - 0 36", + "PGN": "1. e4 c5 2. Nc3 Nc6 3. Bc4 e6 4. a3 a6 5. Ba2 Nf6 6. f4 d5 7. e5 Nd7 8. Nf3 Be7 9. O-O O-O 10. Ne2 Qb6 11. d3 Qa7 12. Kh1 b5 13. c3 Bb7 14. d4 cxd4 15. cxd4 Rac8 16. Bb1 f5 17. exf6 Bxf6 18. Ne5 Bxe5 19. dxe5 Ne7 20. Qd3 Nf5 21. Qh3 d4 22. Ng3 g6 23. Nxf5 exf5 24. Bd2 Nc5 25. Ba2+ Kg7 26. Bb4 Rfd8 27. Rad1 Ne4 28. Be7 d3 29. Bxd8 Rxd8 30. Qh4 Qb6 31. Qe7+ Kh8 32. Rxd3 Rc8 33. h4 Nf2+ 34. Rxf2 Qxf2 35. Rd8+ Rxd8 *", + "Moves": "e7f6", + "MovesSAN": "Qf6#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "8/4R3/8/5rp1/5k1p/5P2/6K1/8 w - - 24 71", + "PGN": "1. c4 Nf6 2. Nc3 g6 3. e4 d6 4. d3 Bg7 5. Nf3 O-O 6. Be2 c5 7. O-O Nc6 8. Bg5 a6 9. Qd2 Rb8 10. Bh6 b5 11. Bxg7 Kxg7 12. b3 Bd7 13. Nd5 Nxd5 14. exd5 Ne5 15. Nxe5 dxe5 16. f4 exf4 17. Qxf4 e6 18. Bf3 exd5 19. Bxd5 Be6 20. Qe5+ Kh6 21. Bxe6 fxe6 22. Rxf8 Qxf8 23. Qxe6 Re8 24. Qh3+ Kg7 25. Rf1 Qe7 26. Rd1 Qe2 27. Qf3 Qxf3 28. gxf3 Re2 29. d4 cxd4 30. Rxd4 bxc4 31. Rxc4 Rxa2 32. Rc6 Kh6 33. b4 Kg5 34. Rc4 Kh5 35. Rd4 Kg5 36. Rc4 Kf5 37. h4 Kf6 38. Kf1 Kg7 39. Re4 Kh6 40. Kg1 Kh5 41. Kf1 Rh2 42. Re7 h6 43. Ra7 Rxh4 44. Rxa6 Rxb4 45. Kg2 g5 46. Kg3 Rb1 47. Ra4 Rg1+ 48. Kh2 Rb1 49. Kg3 Kg6 50. Ra6+ Kg7 51. Ra5 Rb6 52. Ra7+ Kg6 53. Ra8 h5 54. Rg8+ Kh6 55. Rh8+ Kg6 56. Rg8+ Kf5 57. Rf8+ Rf6 58. Rb8 h4+ 59. Kg2 Re6 60. Rf8+ Kg6 61. Kh3 Kh5 62. Rh8+ Rh6 63. Rf8 Rc6 64. Rh8+ Kg6 65. Rg8+ Kf5 66. Rf8+ Rf6 67. Rg8 Kf4 68. Rg7 Rf5 69. Kg2 Ke3 70. Re7+ Kf4 *", + "Moves": "e7e4", + "MovesSAN": "Re4#", + "Themes": "endgame mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "k7/p1p4p/3pQP2/4p3/4q3/1R1p2r1/PP3R2/5K2 b - - 1 31", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d4 exd4 5. c3 Nf6 6. O-O dxc3 7. Nxc3 d6 8. Bg5 Be6 9. Bxe6 fxe6 10. Qb3 Qc8 11. Bxf6 gxf6 12. Na4 b6 13. Nxc5 bxc5 14. Qc3 e5 15. Rad1 Qd7 16. Nh4 Rg8 17. Nf5 Nd4 18. Nxd4 cxd4 19. Qb3 Ke7 20. Rd3 Rg7 21. f4 Rag8 22. Rf2 Qc6 23. f5 Qxe4 24. Qe6+ Kd8 25. Qxf6+ Kc8 26. Qe6+ Kb8 27. Rb3+ Ka8 28. g3 d3 29. f6 Rxg3+ 30. hxg3 Rxg3+ 31. Kf1 *", + "Moves": "e4h1", + "MovesSAN": "Qh1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "2br2k1/5ppp/p7/3B2B1/1q5Q/8/1P3PPP/4R1K1 b - - 0 31", + "PGN": "1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 Qxd5 5. Ngf3 cxd4 6. Bc4 Qd8 7. O-O Nf6 8. Nb3 Nc6 9. Nbxd4 Nxd4 10. Nxd4 Be7 11. c3 O-O 12. Qf3 a6 13. a4 Qc7 14. Bb3 Bd7 15. a5 b6 16. axb6 Qxb6 17. Bc2 Rfc8 18. Qh3 Rc5 19. Rd1 Rd8 20. Re1 Bc8 21. Bd1 Bf8 22. Bf3 e5 23. Qh4 exd4 24. cxd4 Rc7 25. Be3 Be7 26. d5 Qb5 27. Bf4 Nxd5 28. Rxe7 Rxe7 29. Bxd5 Qb4 30. Bg5 Re1+ 31. Rxe1 *", + "Moves": "b4e1", + "MovesSAN": "Qxe1#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1k4r/p3ppbp/1pn1b1p1/8/5B2/2N1P3/PP3PPP/1K1R1B1R w - - 0 14", + "PGN": "1. Nf3 c5 2. c4 g6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d5 6. cxd5 Nxd5 7. Ndb5 Nxc3 8. Qxd8+ Kxd8 9. Nxc3 Bg7 10. Bf4 Be6 11. O-O-O+ Kc8 12. e3 Nc6 13. Kb1 b6 *", + "Moves": "f1a6", + "MovesSAN": "Ba6#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "rn3rk1/pp2npp1/2p3P1/3p2p1/4q1P1/1B2B2Q/P1P4P/5RK1 w - - 2 21", + "PGN": "1. e4 e6 2. Nf3 d5 3. exd5 exd5 4. d4 Be7 5. Bb5+ c6 6. Ba4 Qa5+ 7. Nc3 Bb4 8. Bb3 Bxc3+ 9. bxc3 Qxc3+ 10. Qd2 Qxa1 11. Qe3+ Be6 12. Ng5 Ne7 13. O-O O-O 14. Bd2 Qb2 15. Qh3 Bf5 16. g4 Bg6 17. f4 h6 18. f5 hxg5 19. fxg6 Qxd4+ 20. Be3 Qe4 *", + "Moves": "h3h7", + "MovesSAN": "Qh7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "rq2r3/2p1kppp/p1Q2n2/1p2p3/8/1B5P/PP3PP1/3RR1K1 w - - 6 19", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. c3 d6 5. d4 exd4 6. cxd4 Bb4+ 7. Bd2 Bxd2+ 8. Nbxd2 Bg4 9. O-O a6 10. Ba4 b5 11. Bb3 Nxd4 12. h3 Bxf3 13. Nxf3 Nxf3+ 14. Qxf3 Nf6 15. e5 dxe5 16. Rad1 Qb8 17. Qc6+ Ke7 18. Rfe1 Re8 *", + "Moves": "c6c5", + "MovesSAN": "Qc5#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2kr1b1r/p2nqp2/2p1pn2/8/2B2B1p/2N2N2/PPP2PPP/3RR1K1 w - - 0 18", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd6 4. Bc4 c6 5. Nf3 Bg4 6. d4 Nf6 7. O-O h5 8. Bg5 Nbd7 9. Bh4 e6 10. Re1 g5 11. Nxg5 Bxd1 12. Raxd1 Ng4 13. Bg3 Qe7 14. Nf3 O-O-O 15. d5 h4 16. Bf4 Ngf6 17. dxc6 bxc6 *", + "Moves": "c4a6", + "MovesSAN": "Ba6#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "rn2kb1r/1Q1np1pp/p7/4p2b/2BP1B2/2q1P3/P4PPP/1R3K1R w kq - 0 17", + "PGN": "1. d4 d5 2. Nf3 Nf6 3. c4 dxc4 4. Nc3 Bg4 5. Ne5 Bh5 6. Qa4+ Nfd7 7. Bf4 c6 8. Qxc4 Qb6 9. e3 Qxb2 10. Rb1 Qa3 11. Bd3 b5 12. Nxb5 cxb5 13. Qxb5 a6 14. Qb7 Qc3+ 15. Kf1 f6 16. Bc4 fxe5 *", + "Moves": "b7c8", + "MovesSAN": "Qc8#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "1R2r1k1/p5n1/2p3Q1/q2p4/2pp4/P7/2P3KP/7r w - - 2 39", + "PGN": "1. d4 Nf6 2. Nf3 e6 3. Nc3 Bb4 4. Bf4 c5 5. a3 Bxc3+ 6. bxc3 Qa5 7. Qd3 d5 8. Ne5 Nc6 9. e3 c4 10. Qd2 Ne4 11. Nxc6 bxc6 12. Qd1 Qxc3+ 13. Ke2 Qa5 14. Qc1 O-O 15. f3 Nf6 16. Bd6 Re8 17. Kf2 Qd8 18. Be5 Nd7 19. Bg3 e5 20. Kg1 exd4 21. exd4 Nf6 22. Rb1 Bf5 23. Bf4 Qa5 24. g4 Bg6 25. Rb4 Re6 26. g5 Nh5 27. Be5 Rae8 28. Bh3 R6e7 29. f4 f6 30. gxf6 gxf6 31. f5 fxe5 32. fxg6 exd4 33. Qg5 hxg6 34. Bg4 Re1+ 35. Kg2 Rxh1 36. Qxg6+ Ng7 37. Be6+ Rxe6 38. Rb8+ Re8 *", + "Moves": "b8e8", + "MovesSAN": "Rxe8#", + "Themes": "endgame killBoxMate mate mateIn1 oneMove pin" + }, + { + "FEN": "r1bqkb1r/pp2n2p/2n2p2/3N4/6P1/1Q1p4/PP2PPBP/R3K1NR w KQkq - 0 11", + "PGN": "1. g4 e5 2. c4 d5 3. Bg2 c6 4. cxd5 cxd5 5. Qb3 Ne7 6. Nc3 e4 7. d3 exd3 8. Nxd5 Nbc6 9. Bg5 f6 10. Bxf6 gxf6 *", + "Moves": "d5f6", + "MovesSAN": "Nxf6#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "r3kb1r/ppp2ppp/2n1P2n/8/2q3b1/5N2/PPP3PP/RN1Q1RK1 w kq - 0 11", + "PGN": "1. e4 e5 2. f4 Nc6 3. Nf3 exf4 4. Bc4 Nh6 5. O-O d6 6. d4 Bg4 7. Bxf4 Qf6 8. e5 dxe5 9. dxe5 Qxf4 10. e6 Qxc4 *", + "Moves": "d1d7", + "MovesSAN": "Qd7#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "6k1/2Rp1pp1/4p2p/3pP3/q7/1r1Q2P1/5PKP/8 w - - 2 28", + "PGN": "1. e4 e6 2. Nc3 c5 3. Nf3 Nc6 4. d4 cxd4 5. Nxd4 Nf6 6. Nxc6 bxc6 7. a3 a5 8. e5 Nd5 9. Nxd5 cxd5 10. Bb5 Qb6 11. Qd3 Ba6 12. Bxa6 Rxa6 13. O-O Bc5 14. c3 O-O 15. b4 axb4 16. cxb4 Bxb4 17. Bb2 Be7 18. Rab1 Qc6 19. Rfc1 Qa4 20. g3 Bxa3 21. Bxa3 Qxa3 22. Qb5 Qa4 23. Qd3 Rc6 24. Ra1 Rxc1+ 25. Rxc1 Rb8 26. Kg2 h6 27. Rc7 Rb3 *", + "Moves": "c7c8", + "MovesSAN": "Rc8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "2r2kr1/3Q1p1p/p3p3/q3Np2/8/bp6/1Pb1NPPP/K1R1R3 w - - 0 25", + "PGN": "1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 dxe4 5. Nxe4 Be7 6. Bxf6 gxf6 7. Nf3 f5 8. Nc3 a6 9. Bd3 b5 10. Qe2 Bb7 11. O-O-O Nd7 12. Rde1 c5 13. dxc5 Nxc5 14. Rd1 Qc7 15. Rhe1 Rc8 16. Kb1 Nxd3 17. Qxd3 b4 18. Ne2 Be4 19. Qd4 Rg8 20. Rc1 Bxc2+ 21. Ka1 Qa5 22. Ne5 b3 23. Qd7+ Kf8 24. a3 Bxa3 *", + "Moves": "d7f7", + "MovesSAN": "Qxf7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "rn3rk1/pp5p/2p2qpQ/3b1pN1/2pP4/2B5/PP3PPP/2R2RK1 w - - 2 18", + "PGN": "1. Nf3 d5 2. d4 c6 3. c4 e6 4. Nc3 Bb4 5. Bd2 Bxc3 6. Bxc3 f6 7. Rc1 g6 8. e3 Ne7 9. Bd3 O-O 10. O-O Bd7 11. e4 Be8 12. Qd2 Bf7 13. e5 Nf5 14. Bxf5 exf5 15. Qh6 dxc4 16. exf6 Qxf6 17. Ng5 Bd5 *", + "Moves": "h6h7", + "MovesSAN": "Qxh7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3r1rk1/p1B3p1/4b1q1/2p5/4Pp2/PP3N1p/4QP2/R4R1K b - - 1 25", + "PGN": "1. h3 d5 2. a3 e5 3. d3 c5 4. e3 Nc6 5. Nd2 Nge7 6. Qe2 f5 7. g3 Ng6 8. Bg2 Be6 9. c3 Bd6 10. e4 dxe4 11. dxe4 f4 12. g4 O-O 13. Ngf3 Nh4 14. O-O Nxg2 15. Kxg2 Qf6 16. Nc4 Bc7 17. b3 Rad8 18. Bb2 b5 19. Ncd2 Qg6 20. c4 bxc4 21. Nxc4 h5 22. Ncxe5 Nxe5 23. Bxe5 hxg4 24. Bxc7 gxh3+ 25. Kh1 *", + "Moves": "g6g2", + "MovesSAN": "Qg2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "rnb1k2r/bpqp1pp1/p3p3/6B1/4P1p1/1NNB2P1/PPP2P2/R2Q1RK1 b kq - 0 12", + "PGN": "1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 Qc7 6. Bd3 Nf6 7. O-O Bc5 8. Nb3 Ba7 9. Bg5 h5 10. h3 Ng4 11. hxg4 hxg4 12. g3 *", + "Moves": "c7g3", + "MovesSAN": "Qxg3#", + "Themes": "kingsideAttack mate mateIn1 oneMove opening pin" + }, + { + "FEN": "2kr1b1r/1pp2pp1/1pq4p/4B3/1PP1P1n1/P2QP3/5PPP/R2R2K1 w - - 0 19", + "PGN": "1. c4 d6 2. Nc3 Nc6 3. Nf3 e5 4. e3 Nf6 5. d3 h6 6. Be2 e4 7. dxe4 Bg4 8. O-O Ne5 9. Nxe5 Bxe2 10. Qxe2 dxe5 11. Rd1 Nd7 12. a3 Qe7 13. Nd5 Qc5 14. b4 Qc6 15. Bb2 O-O-O 16. Qd3 Nf6 17. Bxe5 Ng4 18. Nb6+ axb6 *", + "Moves": "d3d8", + "MovesSAN": "Qxd8#", + "Themes": "mate mateIn1 middlegame oneMove queensideAttack" + }, + { + "FEN": "1Q6/5Kbk/pp1N2pp/2p1q3/P2p2P1/7P/8/8 w - - 4 51", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. d4 Nd6 6. dxe5 Nxb5 7. a4 Nbd4 8. Nxd4 Nxd4 9. Qxd4 d5 10. Bf4 Be7 11. Nc3 c6 12. Bg3 O-O 13. f4 Qa5 14. Kh1 Bf5 15. Qd2 Rad8 16. Qe2 Bb4 17. Nd1 d4 18. Rf3 Bg4 19. h3 Bxf3 20. Qxf3 Qd5 21. Qd3 c5 22. b3 f6 23. Nf2 fxe5 24. fxe5 Rd7 25. Ne4 Rdf7 26. Ng5 Rf5 27. Ne4 h6 28. Kh2 Rxe5 29. Bxe5 Qxe5+ 30. Kh1 Kh8 31. Kg1 Ba5 32. Rf1 Rxf1+ 33. Kxf1 Bc7 34. Qf3 b6 35. Ke2 Kh7 36. Qd3 g6 37. Qf3 Qe7 38. Kd3 Be5 39. g4 Bg7 40. Qf4 a6 41. Qb8 Qf7 42. Nd6 Qf3+ 43. Kc4 Qe2+ 44. Kd5 Qg2+ 45. Kc4 Qf1+ 46. Kd5 Qg2+ 47. Ke6 Qxc2 48. Kf7 Qxb3+ 49. Ke7 Qe3+ 50. Kf7 Qe5 *", + "Moves": "b8g8", + "MovesSAN": "Qg8#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "R7/5p1k/1p2r1pp/3r2q1/3Q4/4P1P1/5PP1/5RK1 w - - 3 31", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 c5 6. Nf3 Nc6 7. Qc2 O-O 8. Bg5 h6 9. Bh4 d5 10. cxd5 exd5 11. e3 Bg4 12. Be2 Re8 13. O-O Re6 14. Bg3 Ne4 15. Ne5 Bxe2 16. Qxe2 Nxg3 17. hxg3 Nxe5 18. dxe5 Rxe5 19. Rab1 b6 20. Qg4 Qg5 21. Qf3 Rf5 22. Qe2 Re8 23. a4 Re6 24. a5 Rfe5 25. axb6 axb6 26. Ra1 d4 27. Qd3 g6 28. cxd4 cxd4 29. Qxd4 Rd5 30. Ra8+ Kh7 *", + "Moves": "d4h8", + "MovesSAN": "Qh8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "5rk1/p4pp1/1pq4p/2p5/5n2/6Q1/PBP2PPP/3r1R1K w - - 0 28", + "PGN": "1. e4 e6 2. Nf3 d5 3. exd5 exd5 4. d4 Nc6 5. Nc3 Nf6 6. Ng5 h6 7. Nf3 Bb4 8. Be2 Bxc3+ 9. bxc3 O-O 10. O-O Bf5 11. Nh4 Bh7 12. Bd3 Ne4 13. Qg4 Nxc3 14. Bxh7+ Kxh7 15. Nf5 Qf6 16. Ne3 Nxd4 17. Bb2 Nde2+ 18. Kh1 d4 19. Nd5 Nxd5 20. Qxe2 c5 21. Qc4 Qd6 22. Ba3 b6 23. Qxd4 Rad8 24. Qd3+ Kg8 25. Rad1 Qc6 26. Bb2 Nf4 27. Qg3 Rxd1 *", + "Moves": "g3g7", + "MovesSAN": "Qxg7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "5R2/2pk4/pbNr4/1p1B2pp/4P3/2P3PP/Pr6/7K w - - 10 35", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 d6 6. h3 Be6 7. Bb5 a6 8. Ba4 b5 9. Bc2 Ba7 10. O-O Ne7 11. d4 Ng6 12. dxe5 Nxe5 13. Nxe5 dxe5 14. Qe2 Bc4 15. Qe1 Nh5 16. Nd2 Bxf1 17. Nxf1 Qf6 18. Ne3 Nf4 19. Ng4 Qg5 20. Kh2 h5 21. Bxf4 Qxf4+ 22. g3 Qf3 23. Nxe5 Qxf2+ 24. Qxf2 Bxf2 25. Rf1 Bb6 26. Rxf7 g5 27. Bb3 O-O-O 28. Nc6 Rd2+ 29. Kh1 Rxb2 30. Be6+ Kb7 31. Nb4 Rd8 32. Bd5+ Kc8 33. Nc6 Rd6 34. Rf8+ Kd7 *", + "Moves": "f8d8", + "MovesSAN": "Rd8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "8/p1R2pQp/3pp3/6Pk/5q2/3B1N1K/PP4PP/8 b - - 0 35", + "PGN": "1. e4 d5 2. exd5 Nf6 3. d4 Nxd5 4. c4 Nb4 5. Qa4+ N8c6 6. d5 Bf5 7. Na3 b5 8. cxb5 Qxd5 9. bxc6 Qe4+ 10. Kd1 Rd8+ 11. Bd2 Rxd2+ 12. Kxd2 Qd4+ 13. Ke2 Bd3+ 14. Kf3 Be4+ 15. Kg3 Qe5+ 16. f4 Qd6 17. Nf3 e6 18. Rd1 Qc5 19. Be2 Bd6 20. Nc4 O-O 21. Nxd6 cxd6 22. Rc1 Qb6 23. c7 Bc6 24. Rxc6 Nxc6 25. Rc1 Ne7 26. Ba6 Nf5+ 27. Kh3 Qe3 28. c8=Q g5 29. fxg5 Rxc8 30. Rxc8+ Kg7 31. Qe8 Kg6 32. Qg8+ Ng7 33. Rc7 Qf4 34. Bd3+ Kh5 35. Qxg7 *", + "Moves": "f4g4", + "MovesSAN": "Qg4#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "3r3k/6pp/p4p2/7P/P7/5N2/1Pq2PP1/3R2K1 w - - 0 29", + "PGN": "1. e4 c5 2. d4 e6 3. Nf3 cxd4 4. c3 dxc3 5. Nxc3 Nc6 6. Bc4 Nf6 7. O-O Bb4 8. Bg5 Be7 9. e5 Nd5 10. Nxd5 Bxg5 11. Nc3 Be7 12. Ne4 O-O 13. Rc1 a6 14. a4 Nb4 15. Nd6 Bxd6 16. Qxd6 Nd5 17. Bxd5 exd5 18. Rfd1 f6 19. Qxd5+ Kh8 20. e6 Qe7 21. exd7 Bxd7 22. Qxd7 Qb4 23. Rc7 Rg8 24. Rxb7 Qc5 25. h4 Qc2 26. h5 Rab8 27. Rxb8 Rxb8 28. Qd8+ Rxd8 *", + "Moves": "d1d8", + "MovesSAN": "Rxd8#", + "Themes": "backRankMate endgame master mate mateIn1 oneMove" + }, + { + "FEN": "r1b1k2r/1p3ppp/1q2p3/pP1pPn2/P7/6P1/1B2K2P/RN1Q1B1R b kq - 0 15", + "PGN": "1. e4 e6 2. Nf3 d5 3. e5 c5 4. c3 Nc6 5. d4 Qb6 6. dxc5 Bxc5 7. b4 Bxf2+ 8. Ke2 a5 9. b5 Nce7 10. a4 Nh6 11. Nd4 Bxd4 12. cxd4 Nhf5 13. Bb2 Ng6 14. g3 Nxe5 15. dxe5 *", + "Moves": "b6e3", + "MovesSAN": "Qe3#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "5rk1/p1p3pp/8/4Q3/7q/2Pb4/Pr1BNPPP/3RK2R b K - 0 18", + "PGN": "1. d4 d5 2. c4 dxc4 3. Nc3 Nf6 4. e4 e5 5. d5 Bb4 6. Qa4+ Nc6 7. dxc6 Bxc3+ 8. bxc3 O-O 9. Bxc4 Nxe4 10. Bxf7+ Rxf7 11. Qxe4 bxc6 12. Ne2 Bf5 13. Qxc6 Bd3 14. Be3 Rb8 15. Rd1 Rb2 16. Bd2 Qh4 17. Qe8+ Rf8 18. Qxe5 *", + "Moves": "h4f2", + "MovesSAN": "Qxf2#", + "Themes": "attackingF2F7 mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3nk2r/pp3p2/4b2p/q3p1p1/8/2P2PB1/P1P3PP/1KQ2B1R b k - 0 18", + "PGN": "1. d4 Nf6 2. Nc3 e6 3. Bf4 c5 4. e4 cxd4 5. Qxd4 Nc6 6. Qd2 e5 7. Bg5 Bb4 8. f3 h6 9. Bh4 g5 10. Bg3 d5 11. exd5 Nxd5 12. Nge2 Be6 13. O-O-O Qa5 14. Kb1 Rd8 15. Qc1 Nxc3+ 16. Nxc3 Bxc3 17. Rxd8+ Nxd8 18. bxc3 *", + "Moves": "a5a2", + "MovesSAN": "Qxa2#", + "Themes": "mate mateIn1 middlegame oneMove queensideAttack" + }, + { + "FEN": "r4rk1/pbq1bppp/1p2p3/2p1P3/4Q3/2PB1N2/PP4PP/3R1RK1 w - - 4 17", + "PGN": "1. d4 d5 2. e4 c6 3. Be3 e6 4. c3 dxe4 5. f3 exf3 6. Nxf3 Nf6 7. Bd3 Be7 8. O-O Nbd7 9. Ne5 O-O 10. Nd2 c5 11. Ndf3 Nxe5 12. dxe5 Nd5 13. Qe2 Nxe3 14. Qxe3 b6 15. Rad1 Qc7 16. Qe4 Bb7 *", + "Moves": "e4h7", + "MovesSAN": "Qxh7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "1k1r4/6R1/R7/P6p/5n2/1P6/5P1P/6K1 b - - 0 37", + "PGN": "1. d4 c6 2. c4 Nf6 3. Nc3 g6 4. e4 e6 5. Nf3 d5 6. cxd5 cxd5 7. e5 Nfd7 8. Ng5 Bh6 9. Nxe6 fxe6 10. Bxh6 Qe7 11. g3 a6 12. Bh3 Nc6 13. O-O Nf8 14. Na4 Qb4 15. b3 Bd7 16. Nc5 Qxd4 17. Nxb7 Qxe5 18. Nc5 Qh5 19. Qxh5 gxh5 20. Bxf8 Rxf8 21. Bxe6 Bxe6 22. Nxe6 Rf7 23. Rfe1 Kd7 24. Rad1 Kd6 25. Nf4 Rf5 26. Re6+ Kd7 27. Rh6 Rxf4 28. Rxd5+ Kc7 29. Rxh7+ Kb6 30. gxf4 Nb4 31. Rh6+ Kc7 32. Rg5 Rd8 33. Rg7+ Kc8 34. Rb6 Nd5 35. Rxa6 Kb8 36. a4 Nxf4 37. a5 *", + "Moves": "d8d1", + "MovesSAN": "Rd1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "6rk/7p/2R4P/5r2/1p6/7K/P7/2R5 b - - 1 57", + "PGN": "1. d4 c5 2. d5 g6 3. c4 Bg7 4. Nc3 Bxc3+ 5. bxc3 Qa5 6. Qc2 f5 7. e4 d6 8. f3 Nf6 9. Bd3 e5 10. dxe6 Bxe6 11. exf5 Bxf5 12. Bxf5 gxf5 13. Ne2 Nc6 14. Qxf5 O-O 15. Bh6 Rf7 16. O-O Re8 17. Nf4 Qxc3 18. Qg5+ Kh8 19. Rad1 Qe5 20. Qg3 Nh5 21. Nxh5 Qxh5 22. Rxd6 Rg8 23. Qf2 Nd4 24. Rxd4 Qxh6 25. Rd5 b6 26. g3 Qe6 27. Re1 Qg6 28. Qb2+ Qg7 29. Qxg7+ Kxg7 30. Re4 Rgf8 31. Rg4+ Kh8 32. f4 Re7 33. Rd2 Rfe8 34. Kf2 a6 35. h4 b5 36. cxb5 axb5 37. h5 c4 38. h6 c3 39. Rc2 b4 40. Rg5 Rd7 41. Rb5 Red8 42. Kf3 Rd2 43. Rc1 c2 44. Rc5 R2d3+ 45. Kg4 Rg8+ 46. Kf5 Rdxg3 47. R5xc2 Rh3 48. Rc6 Rh5+ 49. Ke4 Re8+ 50. Kf3 Rh3+ 51. Kg4 Rh2 52. f5 Rg2+ 53. Kf4 Rf2+ 54. Kg4 Rg8+ 55. Kh3 Rf3+ 56. Kh2 Rxf5 57. Kh3 *", + "Moves": "f5h5", + "MovesSAN": "Rh5#", + "Themes": "endgame master mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "6rr/p3qp1k/1p2p2p/3pPp1Q/1P2n3/P3B3/6P1/2R2RK1 w - - 3 32", + "PGN": "1. d4 d5 2. c4 dxc4 3. Nc3 Bf5 4. e4 Bg6 5. Bxc4 e6 6. h4 h6 7. Nf3 Nf6 8. Qe2 Bh5 9. O-O Be7 10. e5 Nfd7 11. Qe4 c6 12. Be3 Bxf3 13. Qxf3 Bxh4 14. Qh5 g6 15. Qf3 Bg5 16. Ne4 Be7 17. Rad1 Nb6 18. Bb3 Na6 19. Nc5 Bxc5 20. dxc5 Nd5 21. Qe2 Qe7 22. Bc1 Nxc5 23. Bxd5 cxd5 24. f4 b6 25. Be3 Rc8 26. a3 Kf8 27. Rc1 Kg7 28. f5 gxf5 29. Qf3 Rcg8 30. b4 Ne4 31. Qh5 Kh7 *", + "Moves": "h5h6", + "MovesSAN": "Qxh6#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "5k2/R7/5KP1/3p4/3Pp3/5p2/6r1/8 w - - 4 51", + "PGN": "1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Nc3 Nbd7 5. Bf4 Bd6 6. Bxd6 cxd6 7. cxd5 Nxd5 8. Nxd5 exd5 9. e3 Qa5+ 10. Nd2 Nf6 11. Bd3 Ne4 12. Bxe4 dxe4 13. O-O Bf5 14. b4 Qd8 15. Qa4+ Qd7 16. Qxd7+ Kxd7 17. Rfc1 Rhc8 18. Kf1 d5 19. b5 Kd6 20. Ke2 Bd7 21. a4 a6 22. Rxc8 Rxc8 23. bxa6 bxa6 24. Kd1 Rc3 25. h3 h5 26. Ke1 g5 27. Kd1 f5 28. Ke2 f4 29. Ra2 a5 30. Nb1 Rc4 31. Rb2 Bxa4 32. Rb6+ Bc6 33. Na3 Rb4 34. Ra6 a4 35. exf4 gxf4 36. g4 hxg4 37. hxg4 Kc7 38. g5 Bb5+ 39. Nxb5+ Rxb5 40. Rxa4 Rb2+ 41. Kf1 f3 42. Kg1 Kd6 43. Ra6+ Ke7 44. g6 Rb1+ 45. Kh2 Rf1 46. Kg3 Rg1+ 47. Kf4 Rg2 48. Ke5 Rxf2 49. Ra7+ Kf8 50. Kf6 Rg2 *", + "Moves": "a7a8", + "MovesSAN": "Ra8#", + "Themes": "endgame master mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "8/p6p/2nkp3/P1pp4/4q3/2P3P1/1Q2BP1P/5K2 b - - 0 31", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Bg5 c5 5. e3 Qa5 6. Qc2 cxd4 7. Bxf6 gxf6 8. exd4 Nc6 9. Nf3 e5 10. dxe5 fxe5 11. O-O-O Bxc3 12. bxc3 b6 13. Rd5 Qa3+ 14. Kd2 d6 15. Be2 Be6 16. Rb5 O-O-O 17. Rhb1 Kc7 18. Ke1 d5 19. c5 Rb8 20. R1b3 Qa4 21. Qb2 bxc5 22. Rxb8 Rxb8 23. Rxb8 Nxb8 24. Nxe5 Qe4 25. Nf3 Nc6 26. Kf1 Kd6 27. Ng5 Qf4 28. Nxe6 fxe6 29. g3 Qe5 30. a4 Qe4 31. a5 *", + "Moves": "e4h1", + "MovesSAN": "Qh1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "5r2/pQ2b2k/2p3pp/3p4/3P4/P7/1P4PP/4N2K b - - 0 27", + "PGN": "1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Nc3 c6 5. Bg5 Nbd7 6. a3 Be7 7. e3 O-O 8. Be2 h6 9. Bh4 dxc4 10. Bxc4 Nd5 11. Bg3 N7f6 12. O-O Nh5 13. Be5 f6 14. Nd2 Qe8 15. Nxd5 exd5 16. Be2 fxe5 17. Bxh5 g6 18. Bg4 e4 19. Bxc8 Qxc8 20. Qb3 Kh7 21. f3 exf3 22. Rxf3 Qe6 23. Qxb7 Rxf3 24. Nxf3 Qxe3+ 25. Kh1 Rf8 26. Re1 Qxe1+ 27. Nxe1 *", + "Moves": "f8f1", + "MovesSAN": "Rf1#", + "Themes": "backRankMate endgame mate mateIn1 oneMove" + }, + { + "FEN": "rnbq2nr/ppppb3/3k3p/5Qp1/4Pp1P/8/PPPP2P1/RNB1K2R w KQ - 2 10", + "PGN": "1. e4 e5 2. f4 exf4 3. Nf3 h6 4. Bc4 g5 5. h4 Be7 6. Bxf7+ Kxf7 7. Ne5+ Ke6 8. Qg4+ Kxe5 9. Qf5+ Kd6 *", + "Moves": "f5d5", + "MovesSAN": "Qd5#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "k1r3r1/5p2/4p3/6R1/P1p1q2p/7P/1Q3Pb1/2B1N1K1 w - - 6 49", + "PGN": "1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Ne7 5. Nf3 Nec6 6. Be2 Nd7 7. O-O a6 8. Be3 Be7 9. Nbd2 b5 10. Re1 c4 11. a3 a5 12. Nf1 Ba6 13. Ng3 h6 14. Qd2 Qb6 15. Nh5 Rg8 16. Bd1 O-O-O 17. Bc2 Kc7 18. Bf4 Kb7 19. Bg3 Ra8 20. Qf4 Raf8 21. b3 cxb3 22. Bxb3 Ka7 23. Reb1 Qc7 24. Qd2 a4 25. Bc2 Na5 26. Bh7 Rh8 27. Bd3 Nb3 28. Rxb3 axb3 29. Rb1 Nb6 30. Rxb3 Nc4 31. Qe2 Na5 32. Rb1 Qxc3 33. Nxg7 h5 34. Ne1 h4 35. Bf4 Nc4 36. Nh5 Ka8 37. Nf6 Bxf6 38. exf6 Qxd4 39. Bc1 Qxf6 40. Nf3 Rhg8 41. h3 Rc8 42. Bxc4 dxc4 43. a4 Bb7 44. Ne1 Qg6 45. Rxb5 Bxg2 46. Ra5+ Kb7 47. Rg5 Qe4 48. Qb2+ Ka8 *", + "Moves": "g5a5", + "MovesSAN": "Ra5#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1b1k2r/pp3pp1/2pb3p/3Pq3/2P5/2NB4/PP3PPP/R2Q1RK1 b kq - 0 13", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Bg5 d5 5. Nf3 h6 6. Bxf6 Qxf6 7. e3 c6 8. Bd3 Nd7 9. O-O Bd6 10. e4 e5 11. dxe5 Nxe5 12. Nxe5 Qxe5 13. exd5 *", + "Moves": "e5h2", + "MovesSAN": "Qxh2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r4rk1/pp2bpp1/2pp3p/8/P3PP2/2N1Bn1q/BPP1QK2/2RR4 b - - 2 18", + "PGN": "1. e4 e6 2. Bc4 d6 3. Nc3 c6 4. d4 h6 5. a4 Ne7 6. Nf3 Ng6 7. O-O Be7 8. h3 Nd7 9. Be3 e5 10. dxe5 Ndxe5 11. Nxe5 Nxe5 12. Ba2 O-O 13. Qe2 Bd7 14. Rfd1 Qc8 15. Rac1 Bxh3 16. gxh3 Qxh3 17. f4 Nf3+ 18. Kf2 *", + "Moves": "e7h4", + "MovesSAN": "Bh4#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2Qn4/p7/1p5p/6b1/kP3q2/2P5/P5P1/6K1 w - - 1 42", + "PGN": "1. e4 g6 2. Nf3 Bg7 3. Bc4 e6 4. O-O Nc6 5. c3 d5 6. exd5 exd5 7. Bb3 Nf6 8. Re1+ Be6 9. Ng5 Qd7 10. d4 O-O-O 11. Bf4 h6 12. Nxe6 fxe6 13. Nd2 g5 14. Bg3 g4 15. Bh4 Rde8 16. Bxf6 Bxf6 17. Qxg4 Rhg8 18. Qf4 Bg5 19. Qf3 Bxd2 20. Re2 Bg5 21. Bc2 e5 22. Bf5 Re6 23. Qh3 Rge8 24. Rae1 e4 25. Rxe4 dxe4 26. Rxe4 Kb8 27. Bxe6 Qh7 28. Qf3 Rxe6 29. Qf8+ Nd8 30. f3 Rxe4 31. fxe4 Qxe4 32. h4 Qxh4 33. d5 b6 34. d6 Kb7 35. Qf3+ Ka6 36. dxc7 Qe1+ 37. Kh2 Qe5+ 38. Kg1 Qxc7 39. Qf5 Qf4 40. Qc8+ Ka5 41. b4+ Ka4 *", + "Moves": "c8a6", + "MovesSAN": "Qa6#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "rnbqkbnr/ppp2ppp/4p3/3p4/6P1/2N2P2/PPPPP2P/R1BQKBNR b KQkq - 1 3", + "PGN": "1. f3 e6 2. g4 d5 3. Nc3 *", + "Moves": "d8h4", + "MovesSAN": "Qh4#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "r1b1kbnr/ppp2ppp/8/3Qn1B1/4P3/8/PqP2PPP/RN2KB1R w KQkq - 0 8", + "PGN": "1. e4 e5 2. d4 exd4 3. Nf3 d5 4. Qxd4 Nc6 5. Qxd5 Qf6 6. Bg5 Qxb2 7. Ne5 Nxe5 *", + "Moves": "d5d8", + "MovesSAN": "Qd8#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "r1b2rk1/1pp2ppp/p1nbp3/8/3PNq2/2PB3P/PP3PP1/R1BQ1RK1 b - - 2 12", + "PGN": "1. e4 d5 2. Nf3 dxe4 3. Ng5 e6 4. Nxe4 Nf6 5. Nxf6+ Qxf6 6. d4 Nc6 7. c3 Bd6 8. Bd3 a6 9. O-O O-O 10. Nd2 Qh6 11. h3 Qf4 12. Ne4 *", + "Moves": "f4h2", + "MovesSAN": "Qh2#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "r4k2/pp3Bp1/2p1RbK1/3p1Q2/N4P1q/7P/PPP3P1/8 b - - 2 33", + "PGN": "1. d4 d5 2. e3 Nc6 3. f4 e5 4. dxe5 f6 5. exf6 Nxf6 6. Bd3 Bc5 7. Nf3 O-O 8. O-O Re8 9. Nd4 Nxd4 10. exd4 Bxd4+ 11. Kh1 Bb6 12. Nc3 Ng4 13. Qf3 Qh4 14. h3 c6 15. Bd2 Nf2+ 16. Kh2 Ng4+ 17. Kh1 Nf2+ 18. Rxf2 Qxf2 19. Qh5 Be6 20. Bxh7+ Kf8 21. Rd1 Bf7 22. Qf5 Re6 23. Na4 Qe2 24. Re1 Qxd2 25. Rxe6 Qc1+ 26. Kh2 Qg1+ 27. Kg3 Bf2+ 28. Kf3 Bh4 29. Kg4 Qf2 30. Bg6 Qg3+ 31. Kh5 Bf6 32. Bxf7 Qh4+ 33. Kg6 *", + "Moves": "h4h6", + "MovesSAN": "Qh6#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "rnbq1r1k/pp3Bpp/8/6N1/5n2/1PPQ4/P4PPP/bNB2RK1 w - - 1 14", + "PGN": "1. e4 e5 2. Nf3 Bd6 3. Bc4 Ne7 4. d4 exd4 5. Qxd4 O-O 6. Ng5 Ng6 7. b3 Be5 8. Qd3 Bxa1 9. c3 c6 10. O-O d5 11. exd5 cxd5 12. Bxd5 Nf4 13. Bxf7+ Kh8 *", + "Moves": "d3h7", + "MovesSAN": "Qxh7#", + "Themes": "kingsideAttack mate mateIn1 oneMove opening" + }, + { + "FEN": "r1b2rk1/p2pqppp/1pp5/8/3Q4/8/P1P1BPPP/BN2K2R w K - 0 16", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Be7 4. d4 exd4 5. Nxd4 Nxd4 6. Qxd4 Nf6 7. e5 O-O 8. exf6 Bxf6 9. Qd1 Re8+ 10. Be3 Bxb2 11. Qd5 Rf8 12. Bd4 Bxa1 13. Bxa1 Qe7+ 14. Be2 c6 15. Qd4 b6 *", + "Moves": "d4g7", + "MovesSAN": "Qxg7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/p6p/5R2/r3P1k1/8/1r3BKP/8/8 w - - 0 38", + "PGN": "1. e4 c6 2. f4 d5 3. e5 c5 4. Nf3 Nc6 5. Be2 Bg4 6. d3 Nh6 7. c3 e6 8. O-O Nf5 9. Qe1 Qb6 10. h3 Bxf3 11. Bxf3 Be7 12. a4 Na5 13. Kh2 Nb3 14. a5 Qb5 15. c4 dxc4 16. dxc4 Qxc4 17. Bxb7 Rb8 18. Bc6+ Kf8 19. Ra4 Qxc1 20. Qxc1 Nxc1 21. Rxc1 Rxb2 22. Nc3 g5 23. Nb5 Kg7 24. fxg5 Bxg5 25. Rg4 Kh6 26. Rxc5 Ne3 27. Rd4 Rg8 28. Nd6 Rg7 29. Rc3 Nxg2 30. Nxf7+ Rxf7 31. Bxg2 Bf4+ 32. Rxf4 Rxf4 33. Kg3 Ra4 34. Rc6 Ra3+ 35. Bf3 Rbb3 36. Rxe6+ Kg5 37. Rf6 Rxa5 *", + "Moves": "h3h4", + "MovesSAN": "h4#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r4rk1/pp3ppp/4p3/2b1P1q1/4Q1Pn/2NBP2P/PP6/R3R1K1 w - - 3 19", + "PGN": "1. e4 c6 2. d4 d5 3. e5 Bf5 4. h3 e6 5. Nf3 Be4 6. Bd3 Bxf3 7. Qxf3 c5 8. dxc5 Bxc5 9. O-O Nc6 10. Re1 Nge7 11. c4 dxc4 12. Bxc4 O-O 13. Nc3 Nd4 14. Qe4 Nef5 15. Be3 Nxe3 16. fxe3 Nf5 17. g4 Nh4 18. Bd3 Qg5 *", + "Moves": "e4h7", + "MovesSAN": "Qxh7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3rkn1r/p4ppp/np2p3/2p3B1/4P3/2P2N2/P1P2PPP/3R2K1 w k - 0 18", + "PGN": "1. e4 b6 2. Nf3 Bb7 3. Nc3 Qc8 4. d4 Ba6 5. Bd3 Bxd3 6. Qxd3 Qa6 7. Qxa6 Nxa6 8. O-O c6 9. Bf4 e6 10. d5 Bb4 11. dxc6 Bxc3 12. bxc3 dxc6 13. Rfd1 Nf6 14. Bg5 Nd7 15. Rd6 c5 16. Rad1 Nf8 17. Rd8+ Rxd8 *", + "Moves": "d1d8", + "MovesSAN": "Rxd8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/p1Q2ppp/2B4q/8/P1k2N2/B5P1/3r3P/R6K b - - 1 43", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. O-O Bc5 5. c3 d6 6. a4 Qe7 7. b4 Bxf2+ 8. Rxf2 Nxe4 9. Re2 Ng5 10. Nxg5 Qxg5 11. d4 Qh5 12. Qf1 Be6 13. d5 Bg4 14. dxc6 Bxe2 15. Bxe2 Qg6 16. cxb7 Rb8 17. Bb5+ Ke7 18. Ba6 d5 19. Qb5 Qe4 20. Qc5+ Kd8 21. Nd2 Qe1+ 22. Bf1 Rxb7 23. Qxd5+ Kc8 24. Bb2 Qe3+ 25. Kh1 Rd8 26. Nc4 Qf4 27. Qxe5 Qf2 28. Qe2 Qh4 29. g3 Qf6 30. Na5 Rb6 31. Bh3+ Kb8 32. c4 Qh6 33. Bg2 Rxb4 34. Nc6+ Kc8 35. Nxb4 Rd2 36. Qe8+ Rd8 37. Qc6 Rd2 38. Qb7+ Kd7 39. Bc6+ Ke7 40. Nd5+ Kd6 41. Qxc7+ Kc5 42. Ba3+ Kxc4 43. Nf4 *", + "Moves": "h6h2", + "MovesSAN": "Qxh2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r2r2k1/1P3p2/3bp1p1/N3p3/4PnPp/2P1KP2/1P6/RR3B2 b - - 0 32", + "PGN": "1. e4 d6 2. d4 g6 3. Bd3 Bg7 4. Ne2 c5 5. Be3 cxd4 6. Bxd4 Nf6 7. f3 Nc6 8. Bc3 Qb6 9. Nd2 Be6 10. Nb3 Bxb3 11. axb3 O-O 12. g4 Qe3 13. Rf1 Ne5 14. Bxe5 dxe5 15. Qd2 Bh6 16. Qxe3 Bxe3 17. Nc3 a6 18. Ke2 Bd4 19. Rfc1 e6 20. Rcb1 h5 21. h3 h4 22. b4 Nh7 23. b5 a5 24. Na4 Ng5 25. c3 Ba7 26. b6 Bb8 27. Nc5 Nxh3 28. Nxb7 Nf4+ 29. Ke3 Rc8 30. Nxa5 Rd8 31. Bf1 Bd6 32. b7 *", + "Moves": "d6c5", + "MovesSAN": "Bc5#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2r1r1k1/1pqn2pp/p4p2/3npPQN/3p2P1/3B1P2/PPP4P/R3R1K1 w - - 0 19", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f3 e5 7. Nf5 Bxf5 8. exf5 d5 9. Bg5 d4 10. Ne4 Nbd7 11. Bd3 Be7 12. O-O O-O 13. Re1 Rc8 14. g4 Qc7 15. Ng3 Rfe8 16. Qd2 Nd5 17. Nh5 Bxg5 18. Qxg5 f6 *", + "Moves": "g5g7", + "MovesSAN": "Qxg7#", + "Themes": "kingsideAttack master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/1q4pk/7p/8/2Q5/P1P1R2P/1P1r2P1/6K1 b - - 0 33", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 Nf6 6. Bc4 e6 7. O-O d6 8. f4 Be7 9. Nxc6 bxc6 10. a3 Bb7 11. Be3 O-O 12. f5 d5 13. exd5 cxd5 14. Bb3 Ne4 15. fxe6 fxe6 16. Rxf8+ Qxf8 17. Nxe4 dxe4 18. Bxe6+ Kh8 19. Qd7 Bc8 20. Qd5 Bxe6 21. Qxe6 Re8 22. Qxa6 Bf6 23. c3 h6 24. Rf1 Qe7 25. Qc4 Rd8 26. Qc6 Kh7 27. Qc4 Rd3 28. Re1 Bh4 29. Bf2 Bxf2+ 30. Kxf2 e3+ 31. Kg1 Rd2 32. h3 Qb7 33. Rxe3 *", + "Moves": "b7g2", + "MovesSAN": "Qxg2#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "1q4k1/6pp/4p3/8/1pPp3r/1P3Q2/2P3PP/R6K b - - 1 32", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. Be3 Bc5 10. Bxc5 Nxc5 11. Nc3 Nxb3 12. axb3 Ne7 13. Nd4 O-O 14. f4 c5 15. Nxe6 fxe6 16. Ne2 Nf5 17. Qd3 Qb6 18. Kh1 Rad8 19. Ng3 c4 20. Qc3 b4 21. Qd2 Ne3 22. Qf2 d4 23. Rfe1 Rb8 24. bxc4 a5 25. b3 Ng4 26. Qf3 Nxe5 27. Rxe5 Qd6 28. Rexa5 Rxf4 29. Qd1 Rh4 30. Ra8 Qxg3 31. Rxb8+ Qxb8 32. Qf3 *", + "Moves": "b8h2", + "MovesSAN": "Qxh2#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "8/2k1rp2/2pb4/pp6/3P1qQ1/P1P2B1P/1P3P2/6RK b - - 0 30", + "PGN": "1. e4 e5 2. Nf3 d6 3. Bc4 h6 4. O-O c6 5. a3 Bg4 6. d3 Qf6 7. Nc3 Bxf3 8. gxf3 b5 9. Ba2 a5 10. Kh1 Ne7 11. Ne2 Ng6 12. Ng3 Nf4 13. Bxf4 exf4 14. Ne2 g5 15. c3 Be7 16. d4 Nd7 17. Nc1 h5 18. Rg1 Rg8 19. h3 g4 20. fxg4 hxg4 21. Rxg4 Rxg4 22. Qxg4 O-O-O 23. Nd3 f3 24. e5 dxe5 25. Nxe5 Kc7 26. Nxd7 Rxd7 27. Rg1 Bd6 28. Bb1 Re7 29. Be4 Qf4 30. Bxf3 *", + "Moves": "f4h2", + "MovesSAN": "Qh2#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r1k5/1p2p3/1P2bbQ1/P2p1qp1/2pP4/2K1PP2/3N4/R7 w - - 2 38", + "PGN": "1. Nf3 d5 2. d4 Nf6 3. Bf4 g6 4. e3 Bg7 5. c4 c6 6. Qb3 Nbd7 7. Nbd2 Nh5 8. Bg5 h6 9. Bh4 g5 10. Bg3 Nxg3 11. hxg3 Qb6 12. Qc2 Nf6 13. c5 Qc7 14. b4 Ng4 15. Nxg5 hxg5 16. Rxh8+ Bxh8 17. Qh7 Bf6 18. Qg8+ Kd7 19. Bd3 Qd8 20. Qxf7 Qh8 21. Ke2 Kc7 22. f3 Nh6 23. Qh5 Nf5 24. Qg6 Nxg3+ 25. Kf2 Qh4 26. Ke1 Ne4+ 27. Kd1 Nf2+ 28. Kc2 Nxd3 29. Kxd3 Be6 30. Kc3 Qf2 31. Qd3 Qxg2 32. b5 Qh3 33. b6+ axb6 34. cxb6+ Kc8 35. a4 c5 36. a5 c4 37. Qg6 Qf5 *", + "Moves": "g6e8", + "MovesSAN": "Qe8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1bqkb1r/3p1ppp/p1p3n1/1p1Q4/3pP3/1B6/PPPP1PPP/RNB2RK1 w kq - 0 10", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 Nge7 4. O-O a6 5. Bc4 b5 6. Bb3 Nd4 7. Nxd4 exd4 8. Qh5 Ng6 9. Qd5 c6 *", + "Moves": "d5f7", + "MovesSAN": "Qxf7#", + "Themes": "attackingF2F7 mate mateIn1 middlegame oneMove" + }, + { + "FEN": "4Qn1k/r5p1/2p2p1q/3p1B1p/P2P3P/5P2/5PK1/8 w - - 2 38", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. Bd3 Nf6 6. O-O Be7 7. c3 O-O 8. Bc2 Bg4 9. h3 Bh5 10. d4 Nbd7 11. Bg5 Re8 12. Nbd2 c6 13. Re1 Qb6 14. Nc4 Qc7 15. Ne3 Qb6 16. Qd2 Bxf3 17. gxf3 h6 18. Bh4 Nh7 19. Qd3 Ndf8 20. Bxe7 Rxe7 21. Nf5 Rxe1+ 22. Rxe1 d5 23. Ne7+ Kh8 24. Qf5 f6 25. Ng6+ Nxg6 26. Qxg6 Nf8 27. Qf7 Qxb2 28. Bf5 Qxc3 29. Re7 Qc1+ 30. Kg2 Qg5+ 31. Kf1 h5 32. h4 Qh6 33. Rxb7 Qc1+ 34. Kg2 Qh6 35. a4 Nh7 36. Rxa7 Rxa7 37. Qe8+ Nf8 *", + "Moves": "e8f8", + "MovesSAN": "Qxf8#", + "Themes": "endgame hangingPiece master mate mateIn1 oneMove" + }, + { + "FEN": "3r1k2/p3rP2/1p5n/n2pP3/3p2P1/P1P5/2q4P/2B1RRK1 w - - 0 32", + "PGN": "1. d4 d5 2. c4 e6 3. Nc3 Bb4 4. cxd5 exd5 5. a3 Bxc3+ 6. bxc3 Nf6 7. e3 O-O 8. Bd3 b6 9. Ne2 Ba6 10. O-O Bxd3 11. Qxd3 c5 12. f3 Nc6 13. Ng3 Re8 14. Bb2 h5 15. Rae1 h4 16. Nf5 g6 17. Nxh4 Na5 18. Nxg6 fxg6 19. Qxg6+ Kf8 20. e4 Qe7 21. Bc1 Ng8 22. e5 Qg7 23. Qd6+ Ne7 24. f4 Rad8 25. Qe6 Qg6 26. Qh3 Qf5 27. g4 Qc2 28. f5 Ng8 29. f6 cxd4 30. f7 Re7 31. Qh6+ Nxh6 *", + "Moves": "c1h6", + "MovesSAN": "Bxh6#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1b1qk1r/ppppn2p/7n/7Q/2B1P3/8/PPP2PPP/RN2K2R w KQ - 0 13", + "PGN": "1. d4 e5 2. dxe5 Nc6 3. Nf3 g6 4. e4 Bg7 5. Bg5 f6 6. Bh4 g5 7. exf6 Bxf6 8. Nxg5 Bxg5 9. Qh5+ Kf8 10. Bxg5 Nce7 11. Bc4 Qe8 12. Bh6+ Nxh6 *", + "Moves": "h5h6", + "MovesSAN": "Qxh6#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "4r1k1/p4pp1/7p/8/2p5/B7/bPQr1PPP/qNK1R3 w - - 0 30", + "PGN": "1. e4 e5 2. Nf3 c6 3. d4 exd4 4. Qxd4 Nf6 5. Bc4 d5 6. exd5 cxd5 7. Bb5+ Nc6 8. Bg5 Qa5+ 9. Nc3 Be7 10. O-O-O O-O 11. Bxc6 bxc6 12. Rhe1 Bc5 13. Qd2 Ne4 14. Nxe4 Qxa2 15. Nc3 Qa1+ 16. Nb1 Be6 17. Qc3 d4 18. Qxc5 Ba2 19. Nd2 d3 20. cxd3 Rab8 21. Qc3 h6 22. Bf4 Rb5 23. Bd6 Rd8 24. Ba3 Rbd5 25. Re3 c5 26. Rde1 c4 27. d4 Rxd4 28. Qc2 Rxd2 29. Re8+ Rxe8 *", + "Moves": "e1e8", + "MovesSAN": "Rxe8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3Q4/7p/6pk/P2p4/2p1q3/2Pr3P/6P1/6RK b - - 0 37", + "PGN": "1. e4 e5 2. f4 exf4 3. Nf3 Nf6 4. e5 Nh5 5. d4 g6 6. Bc4 Bg7 7. O-O O-O 8. Nc3 d6 9. Nd5 Be6 10. Bb3 c5 11. Nxf4 Nxf4 12. Bxf4 c4 13. Ba4 d5 14. c3 Bf5 15. Bc2 Bxc2 16. Qxc2 Qd7 17. Rae1 Nc6 18. Qd2 Rae8 19. Bh6 f6 20. Bxg7 Kxg7 21. Qe3 fxe5 22. Nxe5 Rxf1+ 23. Rxf1 Qe6 24. Qf4 Nxe5 25. dxe5 Qxe5 26. Qf7+ Kh6 27. Qxb7 Qe3+ 28. Kh1 Rf8 29. Rg1 Rf5 30. Qb8 Rf2 31. h3 a5 32. Qd6 Qe4 33. Qb6 Re2 34. Qxa5 Rxb2 35. a4 Rd2 36. Qd8 Rd3 37. a5 *", + "Moves": "d3h3", + "MovesSAN": "Rxh3#", + "Themes": "endgame mate mateIn1 oneMove pin" + }, + { + "FEN": "N4k1r/5p1p/p5p1/1p2P3/q4P2/2Pbp1P1/1P4P1/2KQ3R b - - 1 26", + "PGN": "1. d4 d5 2. Nf3 e6 3. Bf4 Nf6 4. e3 a6 5. Nbd2 c5 6. c3 Nc6 7. Bd3 cxd4 8. exd4 Bd6 9. Bg3 Bxg3 10. hxg3 b5 11. Ne5 Nxe5 12. dxe5 Nd7 13. f4 Bb7 14. Qg4 g6 15. Nf3 Nc5 16. Bc2 Ne4 17. Bxe4 dxe4 18. Nd4 e3 19. O-O-O Qa5 20. Nxe6 Qxa2 21. Nc7+ Kf8 22. Nxa8 Qa1+ 23. Kc2 Be4+ 24. Rd3 Qa4+ 25. Kc1 Bxd3 26. Qd1 *", + "Moves": "a4a1", + "MovesSAN": "Qa1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r1b2rk1/pp2qppp/2p1p3/3n4/2PP3Q/2NB4/PP3PPP/R3K2R w KQ - 3 14", + "PGN": "1. e4 e6 2. d4 d5 3. c4 dxe4 4. Nc3 Bb4 5. Ne2 Nf6 6. Bg5 O-O 7. Ng3 Nbd7 8. Nxe4 c6 9. Qf3 Be7 10. Bd3 Nxe4 11. Bxe7 Qxe7 12. Qxe4 Nf6 13. Qh4 Nd5 *", + "Moves": "h4h7", + "MovesSAN": "Qxh7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/6pk/3Q1np1/2P1K3/P5B1/7P/5q2/8 b - - 16 53", + "PGN": "1. c4 c5 2. g3 d6 3. Bg2 Nc6 4. Nc3 Nf6 5. d3 a6 6. Nd5 h6 7. a3 e5 8. Nf3 Be7 9. Nxe7 Qxe7 10. O-O O-O 11. b3 Rb8 12. Rb1 Bg4 13. h3 Bh5 14. Nh4 Nd4 15. g4 Bg6 16. Nxg6 fxg6 17. e3 Ne6 18. b4 b6 19. Qc2 Kh7 20. Bd2 Ng8 21. Bc3 Qh4 22. Be1 Rf7 23. f4 Qe7 24. fxe5 Rxf1+ 25. Bxf1 dxe5 26. Bg3 Ng5 27. Bg2 Rd8 28. Qc3 e4 29. dxe4 Nxe4 30. Qe5 Nxg3 31. Qxg3 Rd3 32. bxc5 Rxe3 33. Qd6 bxc5 34. Qxa6 Re1+ 35. Rxe1 Qxe1+ 36. Kh2 Nf6 37. Qb5 Qe2 38. Qxc5 Ne4 39. Qd4 Ng5 40. Qd6 Nf3+ 41. Kg3 Ne5 42. c5 Nc4 43. Qc7 h5 44. gxh5 Qxh5 45. a4 Ne3 46. Bf3 Qg5+ 47. Bg4 Nd5 48. Qd6 Qe3+ 49. Bf3 Qe1+ 50. Kg4 Nf6+ 51. Kf4 Qh4+ 52. Bg4 Qf2+ 53. Ke5 *", + "Moves": "f2e3", + "MovesSAN": "Qe3#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "3r1k2/p4Pp1/3N3p/2P1Q3/6q1/3P4/Pr5P/5R1K b - - 1 43", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3 h6 5. O-O Bc5 6. Be3 d6 7. Bxc5 dxc5 8. Bxc6+ bxc6 9. c4 Bg4 10. Nbd2 Nh5 11. Qa4 Qf6 12. Qa5 Nf4 13. Qxc5 Qg6 14. Nxe5 Qg5 15. Qxc6+ Ke7 16. Nxg4 Qxg4 17. Qxc7+ Ke8 18. Qe5+ Kf8 19. g3 f6 20. Qd6+ Kf7 21. Qc7+ Kg6 22. f3 Ne2+ 23. Kh1 Qh3 24. Rf2 Rhc8 25. Qa5 Nxg3+ 26. Kg1 Nh5 27. Rg2+ Kf7 28. Qd5+ Ke8 29. Qb5+ Kf8 30. Qf5 Qh4 31. e5 Nf4 32. Rg4 Nh3+ 33. Kh1 Nf2+ 34. Kg1 Nxg4 35. fxg4 Rd8 36. Ne4 Kf7 37. Nd6+ Kf8 38. c5 Rab8 39. Rf1 Kg8 40. exf6 Rxb2 41. f7+ Kf8 42. Qe5 Qxg4+ 43. Kh1 *", + "Moves": "g4g2", + "MovesSAN": "Qg2#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "2R5/5pkp/p7/4p2r/1P1pRq2/r4P2/5QPP/5B1K b - - 4 32", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f3 e5 7. Nxc6 bxc6 8. Be3 d5 9. exd5 cxd5 10. Bg5 Bb7 11. Bxf6 gxf6 12. Be2 Bb4 13. O-O Rc8 14. Rb1 Rg8 15. a3 Bc5+ 16. Kh1 Ke7 17. b4 Bd4 18. Na2 Rg6 19. Re1 Qd6 20. Bf1 Rh6 21. Qxd4 Rxc2 22. Qe3 Rh5 23. Nc1 d4 24. Qg1 Kf8 25. Nd3 Ra2 26. Nc5 Bc8 27. Rbc1 Rxa3 28. Ne4 Qe6 29. Nxf6 Qxf6 30. Rxc8+ Kg7 31. Qf2 Qf4 32. Re4 *", + "Moves": "f4h2", + "MovesSAN": "Qxh2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "q2N4/7Q/5p2/4kp2/1p1b4/1P1R4/2P3P1/1K6 b - - 14 43", + "PGN": "1. d4 f6 2. Nc3 e6 3. Bf4 d6 4. e3 Ne7 5. Bd3 g6 6. Qd2 Kf7 7. h4 e5 8. dxe5 dxe5 9. Bg3 Nbc6 10. O-O-O Be6 11. h5 Bg7 12. hxg6+ hxg6 13. Rxh8 Qxh8 14. Nge2 Bh6 15. Ne4 b6 16. Qc3 a6 17. Kb1 Bf8 18. f4 exf4 19. Nxf4 Bf5 20. Ng5+ Ke8 21. Bxf5 gxf5 22. Nfe6 Rc8 23. Nxc7+ Rxc7 24. Bxc7 Qh5 25. Nf3 Kf7 26. a3 b5 27. Qd2 Qg4 28. Bd6 a5 29. Bxe7 Nxe7 30. Nd4 b4 31. axb4 axb4 32. b3 Nd5 33. Kb2 Bd6 34. Nc6 Nxe3 35. Re1 Bc5 36. Rxe3 Kg6 37. Rh3 Qe4 38. Qh6+ Kf7 39. Qh7+ Ke6 40. Nd8+ Ke5 41. Rd3 Bd4+ 42. Ka2 Qa8+ 43. Kb1 *", + "Moves": "a8a1", + "MovesSAN": "Qa1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "2kr2nr/ppb2ppp/2n1p3/6N1/3PN3/4B2q/PP2BP2/R2Q1RK1 b - - 3 14", + "PGN": "1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 cxd4 5. cxd4 Nc6 6. Nf3 Bg4 7. Be2 O-O-O 8. Be3 e6 9. O-O Bd6 10. Nc3 Qh5 11. h3 Bxh3 12. gxh3 Qxh3 13. Ne4 Bc7 14. Nfg5 *", + "Moves": "h3h2", + "MovesSAN": "Qh2#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "r1b2nk1/pp2np1p/5q2/3p4/8/PP1BB3/2PQ2PP/2KR3R b - - 1 20", + "PGN": "1. e4 e6 2. Nf3 d5 3. e5 c5 4. d4 cxd4 5. Nxd4 Bc5 6. Be3 Nd7 7. f4 Qb6 8. b3 Ne7 9. Nc3 Qb4 10. Qd2 O-O 11. a3 Qb6 12. Na4 Qc7 13. Nxc5 Qxc5 14. Nxe6 Qc6 15. Nxf8 Nxf8 16. Bd3 Ne6 17. f5 Nf8 18. f6 gxf6 19. exf6 Qxf6 20. O-O-O *", + "Moves": "f6a1", + "MovesSAN": "Qa1#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2R1n1k1/5ppp/4p3/3p4/3P1b2/5P1P/2q3P1/6K1 w - - 0 34", + "PGN": "1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nc6 5. c3 Nf6 6. h3 e6 7. Nf3 Be7 8. Bf4 O-O 9. Nbd2 Bd7 10. O-O Rc8 11. Re1 a6 12. a4 Na5 13. Ne5 Nc6 14. Qb3 Na5 15. Qd1 b5 16. axb5 Bxb5 17. Bxb5 axb5 18. Nb3 Nc4 19. Qc2 b4 20. Ra6 bxc3 21. Nc6 Rxc6 22. Rxc6 cxb2 23. Nd2 Nxd2 24. Qxd2 Qa8 25. Rb6 Ba3 26. f3 Rc8 27. Qd3 Rc1 28. Rxc1 bxc1=Q+ 29. Bxc1 Bxc1 30. Qc3 Bf4 31. Rc6 Qa4 32. Rc8+ Ne8 33. Qc2 Qxc2 *", + "Moves": "c8e8", + "MovesSAN": "Rxe8#", + "Themes": "backRankMate endgame hangingPiece mate mateIn1 oneMove" + }, + { + "FEN": "r3k1Br/ppp4p/1b1p4/5PB1/3q4/5Q2/PP5P/RN4RK b kq - 0 17", + "PGN": "1. e4 e5 2. f4 exf4 3. Nf3 Bc5 4. d4 Bb6 5. Bc4 Nc6 6. c3 g5 7. O-O g4 8. Ne1 f3 9. gxf3 gxf3 10. Nxf3 d6 11. Kh1 Bg4 12. Rg1 f5 13. exf5 Bxf3+ 14. Qxf3 Qh4 15. Bg5 Nxd4 16. cxd4 Qxd4 17. Bxg8 *", + "Moves": "d4g1", + "MovesSAN": "Qxg1#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "1rr5/5p1k/p1p1qQbP/3pP3/2pP4/8/PP3PP1/1R3RK1 w - - 1 35", + "PGN": "1. Nf3 e6 2. d4 d5 3. c4 c5 4. cxd5 exd5 5. Nc3 Be6 6. e4 Nf6 7. Bb5+ Nc6 8. e5 Nd7 9. O-O Be7 10. Bf4 O-O 11. Re1 a6 12. Bxc6 bxc6 13. h3 Re8 14. Rc1 c4 15. Ne2 Nf8 16. Ng3 Ng6 17. Be3 Rb8 18. Qc2 Qc8 19. Bg5 Bb4 20. Rf1 Qb7 21. h4 h6 22. Be3 Rec8 23. h5 Nf8 24. Rb1 Qd7 25. Qc1 Nh7 26. Bxh6 gxh6 27. Qxh6 Bf8 28. Qf4 Bg7 29. h6 Bh8 30. Nh5 Bf5 31. Ng5 Bg6 32. Nxh7 Kxh7 33. Nf6+ Bxf6 34. Qxf6 Qe6 *", + "Moves": "f6g7", + "MovesSAN": "Qg7#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "6r1/pp4pk/3P3p/5Np1/2Q1qnP1/1P5P/P1R2P1K/8 b - - 12 34", + "PGN": "1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Nxf6+ exf6 6. Nf3 Bd6 7. Bd3 O-O 8. O-O Bg4 9. h3 Bh5 10. Re1 Qc7 11. b3 Nd7 12. c4 Rfe8 13. Bd2 Rad8 14. g4 Bg6 15. Qc2 Nf8 16. Kg2 Bf4 17. Nh4 Bxd3 18. Qxd3 Bg5 19. Bxg5 fxg5 20. Nf5 Ng6 21. Qf3 h6 22. Rad1 Qa5 23. Rxe8+ Rxe8 24. d5 cxd5 25. cxd5 Rd8 26. d6 Qb6 27. Ne7+ Kh7 28. Qxf7 Nf4+ 29. Kg3 Ne2+ 30. Kh2 Nf4 31. Rd2 Qb4 32. Nf5 Rg8 33. Rc2 Qe4 34. Qc4 *", + "Moves": "e4g2", + "MovesSAN": "Qg2#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "r2qk1nr/ppp4p/6p1/2bpp3/6b1/4PQ2/PPPP2PP/RNB2RK1 w kq - 0 11", + "PGN": "1. f4 d5 2. Nf3 Nc6 3. e3 f6 4. Be2 e5 5. fxe5 Nxe5 6. Nxe5 fxe5 7. O-O Bc5 8. Bh5+ g6 9. Qf3 Be6 10. Bg4 Bxg4 *", + "Moves": "f3f7", + "MovesSAN": "Qf7#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "6k1/4R3/6K1/4P3/3r3p/8/8/8 w - - 2 50", + "PGN": "1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. e4 Nxe5 5. f4 Nec6 6. Be3 Bb4+ 7. Nc3 Qe7 8. Bd3 Bxc3+ 9. bxc3 d6 10. Nf3 Nd7 11. Nd4 Nc5 12. Nxc6 bxc6 13. Bxc5 dxc5 14. O-O O-O 15. Qf3 Rd8 16. Rad1 Ba6 17. e5 Qe6 18. Qe4 f5 19. Qe2 Rxd3 20. Qxd3 Bxc4 21. Qd7 Qxd7 22. Rxd7 Bxf1 23. Kxf1 Rc8 24. Ke2 Rb8 25. Rxc7 Rb2+ 26. Kf3 Rxa2 27. Rxc6 Ra5 28. Rc7 Kf8 29. g4 fxg4+ 30. Kxg4 Ra2 31. Rxc5 Rxh2 32. Rc7 a5 33. Ra7 Rc2 34. Rxa5 Rxc3 35. Ra7 Rc8 36. Kf5 Re8 37. Kg5 Re7 38. Ra5 Rb7 39. f5 Rb1 40. Ra7 Rg1+ 41. Kf4 Rf1+ 42. Ke4 Re1+ 43. Kd5 Rd1+ 44. Ke6 Rd8 45. Rf7+ Kg8 46. Re7 h5 47. f6 gxf6 48. Kxf6 h4 49. Kg6 Rd4 *", + "Moves": "e7e8", + "MovesSAN": "Re8#", + "Themes": "endgame mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "5rk1/5pp1/7p/8/1PQ5/8/3rq1PP/2R2R1K b - - 4 29", + "PGN": "1. e4 c5 2. f4 Nc6 3. Nf3 e5 4. fxe5 Qe7 5. Nc3 Nxe5 6. Nd5 Nxf3+ 7. Qxf3 Qd8 8. Bc4 d6 9. O-O Be6 10. d3 Nf6 11. Bg5 Be7 12. Bxf6 Bxf6 13. Nxf6+ Qxf6 14. Qg3 Qd4+ 15. Kh1 Bxc4 16. dxc4 O-O 17. Rad1 Qxe4 18. Qxd6 Qxc4 19. b3 Qxc2 20. Rc1 Qxa2 21. Rxc5 Rad8 22. Qc7 Qe2 23. Rcc1 h6 24. Qxb7 Rc8 25. Qxa7 Ra8 26. Qd7 Rac8 27. b4 Rc2 28. Qd5 Rd2 29. Qc4 *", + "Moves": "e2g2", + "MovesSAN": "Qxg2#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "8/1p1kp3/pR6/3pB3/3P4/N2K4/PPP2rr1/8 b - - 5 41", + "PGN": "1. Nf3 g6 2. e4 Bg7 3. e5 d6 4. Bc4 c6 5. O-O d5 6. Be2 Bg4 7. d4 Nd7 8. e6 fxe6 9. Ng5 Bf5 10. Bd3 h6 11. Bxf5 hxg5 12. Bxg6+ Kf8 13. f4 Bh6 14. fxg5+ Kg7 15. gxh6+ Nxh6 16. Bf7 Nf6 17. Bxe6 Qd6 18. Qe1 Nhg4 19. Rxf6 Qxh2+ 20. Kf1 Qh1+ 21. Ke2 Qxg2+ 22. Rf2 Nxf2 23. Qxf2 Qxf2+ 24. Kxf2 Raf8+ 25. Kg3 Rf6 26. Bf4 Rg6+ 27. Bg4 Rh1 28. Be5+ Kf7 29. Kg2 Re1 30. Kf3 Rf1+ 31. Ke2 Rh1 32. Bf3 Rh4 33. Nc3 Ke6 34. Bxd5+ cxd5 35. Nb5 Rg2+ 36. Ke3 Re4+ 37. Kd3 Ree2 38. Na3 a6 39. Rh1 Kd7 40. Rh6 Ref2 41. Rb6 *", + "Moves": "f2f3", + "MovesSAN": "Rf3#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "4r1k1/3p1pp1/p4q1p/np1b3P/8/3B2P1/PP3P2/4RRK1 w - - 0 24", + "PGN": "1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 e6 5. Nf3 Ne7 6. Bc4 Nbc6 7. Bf4 Ng6 8. Bd6 Be7 9. e5 O-O 10. h4 a6 11. h5 Nf4 12. g3 Nd5 13. Nxd5 exd5 14. Qxd5 Bxd6 15. exd6 Qf6 16. O-O b5 17. Bd3 h6 18. Nh4 Bb7 19. Ng6 Rfe8 20. Rae1 Na5 21. Ne7+ Rxe7 22. dxe7 Bxd5 23. e8=R+ Rxe8 *", + "Moves": "e1e8", + "MovesSAN": "Rxe8#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/7Q/p7/1p1r2R1/8/5kP1/PP3P1P/6K1 b - - 0 50", + "PGN": "1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. e3 c6 5. Nf3 Bg4 6. cxd5 cxd5 7. Qb3 Qd7 8. Ne5 Qc8 9. Bb5+ Bd7 10. Nxd5 Nxd5 11. Qxd5 Bxb5 12. Qxf7+ Kd8 13. Qd5+ Bd7 14. Nf7+ Ke8 15. Nxh8 Be6 16. Qg5 Bg7 17. Nxg6 hxg6 18. Qxg6+ Kf8 19. O-O Qe8 20. Qxe6 Nc6 21. Bd2 Rd8 22. Qf5+ Kg8 23. Bc3 e6 24. Qg4 Rd5 25. e4 Rd7 26. Rad1 a6 27. d5 exd5 28. Bxg7 Rxg7 29. Qf3 Ne5 30. Qb3 Kh8 31. exd5 Qg6 32. Qg3 Qf6 33. Qh3+ Kg8 34. g3 Qf3 35. Qg2 Qh5 36. Rfe1 Nf3+ 37. Kh1 Nxe1 38. Rxe1 Rd7 39. Kg1 Rxd5 40. Re8+ Kf7 41. Re1 Qg5 42. Qf3+ Kg7 43. Qc3+ Kg6 44. Re6+ Kf7 45. Re1 b5 46. Qc7+ Kg6 47. Re6+ Kh5 48. Qh7+ Kg4 49. Rg6 Kf3 50. Rxg5 *", + "Moves": "d5d1", + "MovesSAN": "Rd1#", + "Themes": "endgame mate mateIn1 oneMove queenRookEndgame" + }, + { + "FEN": "r1b2k2/p2p2pp/1p1N1b2/2pP4/2P2B2/1P6/q4PPP/4RRK1 w - - 0 23", + "PGN": "1. d4 c5 2. e4 Qa5+ 3. c3 Nc6 4. d5 Ne5 5. Nf3 f6 6. Nxe5 fxe5 7. Bd2 Qb6 8. b3 Nf6 9. Bd3 e6 10. c4 exd5 11. exd5 e4 12. Qe2 Be7 13. Bxe4 O-O 14. O-O Nxe4 15. Qxe4 Bf6 16. Nc3 Qd6 17. Rae1 b6 18. Nb5 Qb8 19. Bf4 Qb7 20. Nd6 Qa6 21. Qe8 Qxa2 22. Qxf8+ Kxf8 *", + "Moves": "e1e8", + "MovesSAN": "Re8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "1rbb2k1/1p3ppp/p3p3/2p5/5P2/8/PP2PPBP/3R2K1 w - - 0 19", + "PGN": "1. d4 Nf6 2. Nf3 e6 3. g3 c5 4. Bg2 cxd4 5. Nxd4 Be7 6. c4 O-O 7. Nc3 Nc6 8. O-O Nxd4 9. Qxd4 a6 10. Bf4 d6 11. Qd3 Qc7 12. Rac1 Rb8 13. Rfd1 Rd8 14. c5 Qxc5 15. Nd5 Nxd5 16. Rxc5 Nxf4 17. gxf4 dxc5 18. Qxd8+ Bxd8 *", + "Moves": "d1d8", + "MovesSAN": "Rxd8#", + "Themes": "backRankMate endgame mate mateIn1 oneMove" + }, + { + "FEN": "2kr3r/ppp5/7q/3pPp2/1b1n4/2NB2P1/PP3Q1P/2R1K2R b K - 1 18", + "PGN": "1. e4 e5 2. c3 Nc6 3. d4 exd4 4. cxd4 d5 5. e5 Bb4+ 6. Nc3 Qh4 7. Be3 Be6 8. Bd3 O-O-O 9. Rc1 f5 10. g3 Qe7 11. f4 h6 12. Nf3 g5 13. fxg5 hxg5 14. Nxg5 Nh6 15. Nxe6 Qxe6 16. Bxh6 Qxh6 17. Qe2 Nxd4 18. Qf2 *", + "Moves": "h6c1", + "MovesSAN": "Qxc1#", + "Themes": "hangingPiece mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/1R1N2p1/p1p1kb1p/3rBp2/3P2r1/P4K2/5P2/8 w - - 7 43", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Bd3 Nc6 6. Ne2 cxd4 7. exd4 d5 8. cxd5 Nxd5 9. Bc2 Nce7 10. O-O Bd7 11. Ne4 Bc6 12. a3 Ba5 13. Qd3 Ng6 14. Bg5 Qd7 15. Nc5 Qd6 16. b4 Bc7 17. g3 a6 18. Rfe1 O-O 19. h4 h6 20. Bd2 Bb5 21. Qf3 Nxh4 22. gxh4 Qh2+ 23. Kf1 Bc6 24. Ng3 Nxb4 25. Be4 Nc2 26. Bxc6 bxc6 27. Qg4 f5 28. Qg6 Rf6 29. Qh5 Bxg3 30. Qf3 Qh3+ 31. Qg2 Qxg2+ 32. Kxg2 Bxh4 33. Bf4 Nxa1 34. Rxa1 Rd8 35. Be5 Rg6+ 36. Kf3 Rd5 37. Rb1 Bf6 38. Rb8+ Kh7 39. Nxe6 Rg4 40. Nf8+ Kg8 41. Nd7+ Kf7 42. Rb7 Ke6 *", + "Moves": "d7f8", + "MovesSAN": "Nf8#", + "Themes": "endgame master masterVsMaster mate mateIn1 oneMove" + }, + { + "FEN": "2kr1bnr/ppp2Bpp/8/4P3/6b1/4P3/PP3PPP/RNBQK2R b KQ - 0 10", + "PGN": "1. d4 d5 2. c4 dxc4 3. e3 Nc6 4. Bxc4 e5 5. Nf3 Bg4 6. Qb3 Qd7 7. Nxe5 Nxe5 8. dxe5 O-O-O 9. Bxf7 Qd1+ 10. Qxd1 *", + "Moves": "d8d1", + "MovesSAN": "Rxd1#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "8/1p2k1p1/p3p1p1/3p1p2/3P1b2/PP4q1/7Q/R3R2K b - - 0 37", + "PGN": "1. d4 d5 2. Bf4 Nc6 3. e3 a6 4. Nf3 Bf5 5. Bd3 Bg6 6. Nbd2 e6 7. a3 Nf6 8. O-O Be7 9. Ne5 Nh5 10. Bxg6 hxg6 11. Ndf3 Nxe5 12. Nxe5 Nxf4 13. exf4 Rh6 14. Qg4 Bd6 15. c3 Qf6 16. Qg3 Ke7 17. h3 Rah8 18. Qf3 Rh4 19. b3 Rxf4 20. Qe2 Rf5 21. Ng4 Qg5 22. c4 c6 23. cxd5 cxd5 24. Ne3 Rf4 25. Rfd1 Rxh3 26. g3 Rfh4 27. Nf1 Rh1+ 28. Kg2 Rh8 29. f4 Qh6 30. Qg4 f5 31. Qe2 Qh3+ 32. Kf3 Bxf4 33. Re1 Qg4+ 34. Kg2 R1h2+ 35. Nxh2 Qxg3+ 36. Kh1 Rxh2+ 37. Qxh2 *", + "Moves": "g3h2", + "MovesSAN": "Qxh2#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "1R2n1k1/5pp1/p6p/2p2B2/P5P1/2n4P/2Pr1P2/6K1 w - - 1 28", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. d4 e5 4. Nf3 exd4 5. Qxd4 Qxd4 6. Nxd4 Bc5 7. Be3 c6 8. a4 Ne7 9. Nc3 Bb4 10. Bc4 Nd7 11. O-O Bxc3 12. bxc3 Nb6 13. Bd3 Nbd5 14. Bd2 O-O 15. h3 h6 16. Rab1 Nf6 17. Bf4 Ned5 18. Bd2 a6 19. Rfe1 Rd8 20. g3 Nc7 21. g4 c5 22. Nf5 Bxf5 23. Bxf5 Rxd2 24. Re7 Ncd5 25. Rexb7 Nxc3 26. Rb8+ Rxb8 27. Rxb8+ Ne8 *", + "Moves": "b8e8", + "MovesSAN": "Rxe8#", + "Themes": "endgame hangingPiece mate mateIn1 oneMove" + }, + { + "FEN": "5k2/4rp1B/p3p3/3pR2p/2pP1n2/P1P3R1/1r4P1/6K1 w - - 0 31", + "PGN": "1. e4 c6 2. Nf3 d5 3. exd5 cxd5 4. d4 Nf6 5. Bd3 Bg4 6. O-O e6 7. h3 Bxf3 8. Qxf3 Be7 9. Re1 O-O 10. Bg5 Nbd7 11. a3 a6 12. Nd2 b5 13. c3 Re8 14. Re2 Rc8 15. Rae1 Nb6 16. Qg3 Qc7 17. Bh4 Nc4 18. Nxc4 bxc4 19. Bc2 Nd7 20. Bxe7 Qxg3 21. fxg3 Rxe7 22. h4 Rb8 23. h5 h6 24. g4 Nf6 25. g5 Nxh5 26. gxh6 gxh6 27. Re5 Nf4 28. R1e3 Rxb2 29. Rg3+ Kf8 30. Bh7 h5 *", + "Moves": "g3g8", + "MovesSAN": "Rg8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "rnb3k1/5ppp/2p2b2/p2p4/1p2R3/1P1B1N2/PBPP1PPP/6K1 w - - 0 19", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nxe5 Qe7 4. Nf3 Nxe4 5. Qe2 Nd6 6. Qxe7+ Bxe7 7. Nc3 O-O 8. Bd3 Re8 9. O-O Bf6 10. Nd5 Bd8 11. b3 c6 12. Nc3 b5 13. Bb2 Bf6 14. Rab1 a5 15. Rfe1 Rxe1+ 16. Rxe1 b4 17. Ne4 Nxe4 18. Rxe4 d5 *", + "Moves": "e4e8", + "MovesSAN": "Re8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r4rk1/pp2qpp1/1nb1p2p/8/4Q3/2P2N2/PPB2PPP/R4RK1 w - - 1 18", + "PGN": "1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nd7 5. Ng5 Ngf6 6. Bc4 e6 7. Qe2 Nb6 8. Bb3 Be7 9. N1f3 O-O 10. c3 c5 11. dxc5 Bxc5 12. O-O Qe7 13. Be3 Bxe3 14. Qxe3 Bd7 15. Bc2 h6 16. Ne4 Nxe4 17. Qxe4 Bc6 *", + "Moves": "e4h7", + "MovesSAN": "Qh7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1bqrk2/1p1n1p1Q/4pbB1/3p4/p2P4/P1P2N1P/1P3PP1/R3K2R w KQ - 7 23", + "PGN": "1. d4 c6 2. Bf4 d5 3. e3 Nf6 4. Bd3 e6 5. Nf3 Nbd7 6. Ne5 Qb6 7. Qc1 Be7 8. Nd2 a5 9. h3 a4 10. a3 c5 11. c3 cxd4 12. exd4 Nxe5 13. Bxe5 O-O 14. Nf3 Nd7 15. Bf4 Bf6 16. Ng5 h6 17. Nf3 Qd8 18. Bxh6 gxh6 19. Qxh6 Re8 20. Bh7+ Kh8 21. Bg6+ Kg8 22. Qh7+ Kf8 *", + "Moves": "h7f7", + "MovesSAN": "Qxf7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "1r3b1k/8/7P/3R4/2KP1P2/1r2P3/8/7R b - - 0 48", + "PGN": "1. d4 Nf6 2. Bg5 g6 3. Bxf6 exf6 4. e3 Bg7 5. Ne2 O-O 6. Nf4 f5 7. h4 h5 8. Bc4 c5 9. Nxg6 Re8 10. Qxh5 d5 11. Bd3 fxg6 12. Qxg6 c4 13. Be2 Re6 14. Qg3 Qd6 15. Qxd6 Rxd6 16. c3 Bh6 17. Nd2 Nc6 18. Nf3 Bd7 19. g3 Re8 20. Kd2 b5 21. a3 Na5 22. Bd1 Nc6 23. h5 Kh8 24. Bc2 a5 25. Nh4 Ne7 26. Rh2 Rg8 27. Rah1 Kg7 28. Bd1 b4 29. axb4 axb4 30. cxb4 Rb6 31. Kc3 Rgb8 32. Nf3 Rxb4 33. Ne5 Be8 34. f4 Nc6 35. Nxc6 Bxc6 36. g4 fxg4 37. Rg2 Kh7 38. Bc2+ Kh8 39. Rxg4 Ba4 40. Bxa4 Rxa4 41. Rg6 Rb3+ 42. Kc2 Bf8 43. h6 Ra7 44. Rf6 Rb8 45. Rf5 Rab7 46. Rxd5 Rxb2+ 47. Kc3 R2b3+ 48. Kxc4 *", + "Moves": "b8b4", + "MovesSAN": "R8b4#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "q3k3/6Bp/p7/2P5/8/P1Q1ppP1/1PP1b2P/R5K1 b - - 1 25", + "PGN": "1. e4 e6 2. Nf3 d5 3. exd5 exd5 4. d4 Nc6 5. Bb5 Nf6 6. O-O Bf5 7. Ne5 a6 8. Nxc6 bxc6 9. Bxc6+ Bd7 10. Bxa8 Qxa8 11. Re1+ Kd8 12. Nc3 Bb4 13. Bd2 Re8 14. Rxe8+ Kxe8 15. a3 Bxc3 16. Bxc3 Ne4 17. Qe2 Bb5 18. Qe3 f5 19. f3 f4 20. Qe1 c5 21. fxe4 dxe4 22. dxc5 f3 23. g3 Be2 24. Bxg7 e3 25. Qc3 *", + "Moves": "f3f2", + "MovesSAN": "f2#", + "Themes": "advancedPawn endgame mate mateIn1 oneMove" + }, + { + "FEN": "8/1b2kp2/2p1pp1p/5P1P/1PP1BKP1/r7/8/2R5 b - - 0 33", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. Bd3 Be7 8. O-O O-O 9. Qf3 Nc6 10. Nxc6 bxc6 11. e5 Nd5 12. Bxe7 Qxe7 13. exd6 Qxd6 14. Ne4 Qe7 15. c4 Nf6 16. Nxf6+ Qxf6 17. Qxf6 gxf6 18. Be4 Bb7 19. Rad1 Rfd8 20. f4 Kf8 21. Kf2 Ke7 22. Ke3 a5 23. g4 a4 24. h4 h6 25. h5 Ra5 26. Rxd8 Kxd8 27. Rd1+ Ke7 28. f5 Re5 29. Kf4 Rc5 30. b3 axb3 31. axb3 Ra5 32. Rc1 Ra3 33. b4 *", + "Moves": "e6e5", + "MovesSAN": "e5#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "4r1rk/3bq1pp/p2pp3/1p3P2/5N2/3P2PQ/PP3K1P/2R5 w - - 0 37", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 e6 7. f3 Be7 8. Be3 a6 9. O-O Qc7 10. Nb3 O-O 11. Na4 Nd7 12. Qd2 b5 13. Nc3 Bb7 14. f4 Rfd8 15. Bd3 Nb4 16. Qf2 Nxd3 17. cxd3 Bc6 18. f5 Rf8 19. Rac1 Qb7 20. Qg3 Kh8 21. Ne2 Ne5 22. Rcd1 Rad8 23. Nf4 exf5 24. exf5 Bf6 25. Nh5 Rg8 26. Bg5 Qe7 27. Bf4 Bh4 28. Qh3 Bg5 29. Rfe1 Bxf4 30. Nxf4 Qg5 31. g3 Nf3+ 32. Kf2 Nxe1 33. Rxe1 Rde8 34. Rc1 Bd7 35. Nd4 Qe7 36. Nde6 fxe6 *", + "Moves": "f4g6", + "MovesSAN": "Ng6#", + "Themes": "mate mateIn1 middlegame oneMove pin smotheredMate" + }, + { + "FEN": "6r1/8/1p1p4/p1kP4/P1p2R2/8/1R4Pr/3K4 w - - 2 58", + "PGN": "1. e4 g6 2. d4 Bg7 3. Nf3 d6 4. Nc3 c6 5. Bd3 Nf6 6. O-O O-O 7. a3 Nbd7 8. h3 h6 9. Be3 Kh7 10. Re1 e5 11. d5 c5 12. Nb5 Nb6 13. a4 a6 14. Nc3 Nbd7 15. Nh2 g5 16. Ng4 Nxg4 17. Qxg4 Nf6 18. Qd1 Qe7 19. b3 Bd7 20. Ne2 Nh5 21. c4 Nf4 22. Bxf4 gxf4 23. Rb1 a5 24. Nc3 Qg5 25. Qf3 Rad8 26. Be2 Bf6 27. Qh5 Qg7 28. Nb5 Bc8 29. Bg4 Bxg4 30. Qxg4 Qxg4 31. hxg4 Bh4 32. Re2 b6 33. f3 Bg3 34. Na7 f6 35. Nc6 Rd7 36. Rd2 Kg6 37. Kf1 Rh8 38. Ke2 h5 39. gxh5+ Rxh5 40. Rdd1 Rh2 41. Rg1 Kg5 42. Nb8 Rg7 43. Nc6 f5 44. Nd8 Kf6 45. Ne6 Rg8 46. exf5 Kxf5 47. Rb2 e4 48. fxe4+ Kxe4 49. Kd1 Kd3 50. Rd2+ Kc3 51. Rf1 Kxb3 52. Rf3+ Kxc4 53. Nxf4 Bxf4 54. Rxf4+ Kc3 55. Rf3+ Kb4 56. Rf4+ c4 57. Rb2+ Kc5 *", + "Moves": "b2b5", + "MovesSAN": "Rb5#", + "Themes": "endgame mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "5n1k/5B1p/4p2q/1p1pPp2/1PbB1P1b/P5Q1/5N1P/7K w - - 2 37", + "PGN": "1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. f4 c5 6. Nf3 Nc6 7. Be3 Be7 8. Qd2 O-O 9. Be2 b6 10. O-O Bb7 11. Kh1 Rc8 12. Nd1 cxd4 13. Nxd4 Nc5 14. Nf2 f6 15. b4 Nxd4 16. Bxd4 Nd7 17. c3 Qc7 18. Bg4 f5 19. Be2 a5 20. a3 Ra8 21. g4 g6 22. gxf5 gxf5 23. Rg1+ Kh8 24. Qe3 axb4 25. cxb4 Rg8 26. Rac1 Rxg1+ 27. Kxg1 Rg8+ 28. Kh1 Qd8 29. Bh5 Qf8 30. Rg1 Rxg1+ 31. Kxg1 Qh6 32. Qf3 Ba6 33. Kh1 Bc4 34. Be8 Nf8 35. Qg3 b5 36. Bf7 Bh4 *", + "Moves": "g3g8", + "MovesSAN": "Qg8#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r4rk1/pb3pbp/1p2p1p1/1Bpq4/P2N1B2/3P3P/1PP2PP1/1R1QR1K1 b - - 0 14", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. Bb5 Nf6 4. Nc3 g6 5. O-O Bg7 6. Re1 O-O 7. a4 d5 8. exd5 Nxd5 9. Nxd5 Qxd5 10. h3 e6 11. d3 b6 12. Bf4 Bb7 13. Rb1 Nd4 14. Nxd4 *", + "Moves": "d5g2", + "MovesSAN": "Qxg2#", + "Themes": "kingsideAttack master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3rr1k1/p4p1p/6p1/2R5/8/7P/P4PP1/5K1R b - - 0 24", + "PGN": "1. d4 Nf6 2. e3 g6 3. c4 Bg7 4. Bd3 O-O 5. Nd2 d5 6. c5 b6 7. b4 Nfd7 8. h3 bxc5 9. bxc5 Nxc5 10. Be2 Bf5 11. Ngf3 Nd3+ 12. Bxd3 Bxd3 13. Nb3 Bc4 14. Nfd2 c5 15. Nxc4 dxc4 16. Nxc5 e5 17. Bb2 exd4 18. exd4 Nc6 19. Rc1 Re8+ 20. Kf1 Nxd4 21. Bxd4 Bxd4 22. Rxc4 Bxc5 23. Qxd8 Raxd8 24. Rxc5 *", + "Moves": "d8d1", + "MovesSAN": "Rd1#", + "Themes": "endgame mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "r1b2rk1/ppp2ppn/2n5/3pp1qQ/3P4/2P1P1P1/PP1N1PP1/R3K1NR w KQ - 2 11", + "PGN": "1. d4 d5 2. Bf4 Nc6 3. e3 Nf6 4. c3 e6 5. Bd3 Bd6 6. Bg3 O-O 7. Nd2 Bxg3 8. hxg3 e5 9. Bxh7+ Nxh7 10. Qh5 Qg5 *", + "Moves": "h5h7", + "MovesSAN": "Qxh7#", + "Themes": "kingsideAttack mate mateIn1 oneMove opening" + }, + { + "FEN": "4r2k/ppp2p1p/5p2/5Q2/6R1/P5P1/1PP1qP1P/4rRK1 w - - 3 22", + "PGN": "1. e4 Nf6 2. Nc3 e5 3. Nf3 Bb4 4. d3 d5 5. Bd2 O-O 6. a3 Ba5 7. Nxe5 Re8 8. Nf3 Bxc3 9. Bxc3 dxe4 10. dxe4 Rxe4+ 11. Be2 Qe7 12. O-O Rxe2 13. Bxf6 gxf6 14. Qd3 Nc6 15. Nh4 Bd7 16. Nf5 Bxf5 17. Qxf5 Re8 18. Rad1 Nd4 19. Rxd4 Re1 20. g3 Qe2 21. Rg4+ Kh8 *", + "Moves": "f5f6", + "MovesSAN": "Qxf6#", + "Themes": "endgame kingsideAttack mate mateIn1 oneMove" + }, + { + "FEN": "rr4k1/5Rp1/3R3p/4p3/1nQ1P3/1P2q3/p1P1B1PP/K7 b - - 1 27", + "PGN": "1. e4 e5 2. Nf3 d6 3. d4 Bg4 4. dxe5 Bxf3 5. Qxf3 dxe5 6. Bc4 Qf6 7. Qb3 b6 8. Nc3 Bd6 9. Be3 Ne7 10. O-O-O O-O 11. Rd2 Nbc6 12. Be2 a6 13. Nd5 Nxd5 14. Rxd5 a5 15. Rhd1 Nb4 16. R5d2 a4 17. Qc4 b5 18. Qxb5 Nxa2+ 19. Kb1 Rfb8 20. Qc4 Nb4 21. Bc5 a3 22. b3 h6 23. Bxd6 cxd6 24. Rxd6 Qxf2 25. Rf1 Qe3 26. Rxf7 a2+ 27. Ka1 *", + "Moves": "e3c1", + "MovesSAN": "Qc1#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "4rrk1/5p1p/4pBpQ/1p5P/1P1qP1n1/8/6P1/5R1K w - - 2 30", + "PGN": "1. d4 d5 2. e3 Nf6 3. f4 e6 4. Nf3 Ne4 5. Bd3 Bd7 6. O-O c5 7. c3 c4 8. Bc2 Bd6 9. Nbd2 Bc6 10. Ne5 Bxe5 11. fxe5 O-O 12. Nxe4 dxe4 13. Qg4 Qd5 14. b3 cxb3 15. axb3 b5 16. Ra5 Qd8 17. Bxe4 Qxa5 18. Bxc6 Nxc6 19. b4 Qa2 20. e4 Ne7 21. h4 a5 22. h5 g6 23. Bg5 Rae8 24. Bf6 axb4 25. cxb4 Qd2 26. Qh4 Qxd4+ 27. Kh1 Nc6 28. Qg5 Nxe5 29. Qh6 Ng4 *", + "Moves": "h6g7", + "MovesSAN": "Qg7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1bqrk1b/p4p2/6p1/1p1P1N2/2p4R/2Bn2P1/PP3PBP/R5K1 w - - 0 24", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Bb4+ 6. Bd2 Be7 7. O-O O-O 8. Nc3 d5 9. cxd5 Nxd5 10. Re1 Nd7 11. e4 Nxc3 12. Bxc3 c5 13. d5 exd5 14. exd5 Bf6 15. Qd2 c4 16. Nd4 Nc5 17. Nf5 Nd3 18. Re4 b5 19. Rg4 g6 20. Qh6 Bc8 21. Rh4 Re8 22. Qxh7+ Kf8 23. Qh8+ Bxh8 *", + "Moves": "h4h8", + "MovesSAN": "Rxh8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r4rk1/ppb2p1p/1n1q1pp1/3P4/1PpP4/P1P5/2BN1PPP/R2Q1RK1 b - - 0 17", + "PGN": "1. d4 Nf6 2. Bg5 d5 3. Bxf6 exf6 4. e3 Bd6 5. a3 Bf5 6. Bd3 Bg6 7. Nf3 Nd7 8. Nh4 Qe7 9. Nf5 Bxf5 10. Bxf5 Nb6 11. O-O O-O 12. Nd2 c5 13. c3 c4 14. b4 g6 15. Bc2 Bc7 16. e4 Qd6 17. exd5 *", + "Moves": "d6h2", + "MovesSAN": "Qxh2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r2qr2Q/1b2k1p1/p1n1p3/3pP1N1/1b1n1P2/2N5/1P4PP/R1B2RK1 w - - 7 23", + "PGN": "1. e4 c5 2. Bc4 e6 3. a3 a6 4. Ba2 Nc6 5. f4 d5 6. e5 b5 7. Nf3 Bb7 8. O-O Nh6 9. c3 Be7 10. d4 cxd4 11. cxd4 O-O 12. Nc3 Nf5 13. Bb1 b4 14. axb4 Bxb4 15. Bd3 Nfxd4 16. Bxh7+ Kxh7 17. Ng5+ Kg8 18. Qh5 Re8 19. Qxf7+ Kh8 20. Qh5+ Kg8 21. Qh7+ Kf8 22. Qh8+ Ke7 *", + "Moves": "h8g7", + "MovesSAN": "Qxg7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r4r1k/ppq3bp/2n3Q1/4pb2/2B5/2P2N2/PPP2PP1/2KR3R w - - 1 17", + "PGN": "1. e4 d5 2. exd5 Nf6 3. Nc3 Nxd5 4. Qf3 Nxc3 5. dxc3 Nc6 6. Bf4 Bd7 7. O-O-O e6 8. Bb5 Qc8 9. Qg3 g6 10. Bxc7 Bg7 11. h4 O-O 12. h5 e5 13. hxg6 fxg6 14. Nf3 Qxc7 15. Bc4+ Kh8 16. Qxg6 Bf5 *", + "Moves": "h1h7", + "MovesSAN": "Rxh7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/6p1/R6p/6pk/8/P5PK/3r3P/8 w - - 4 42", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Be3 Qf6 6. c3 Nge7 7. Be2 d6 8. O-O O-O 9. a3 Ne5 10. f4 N5g6 11. Qc1 Nc6 12. Nxc6 Bxe3+ 13. Qxe3 bxc6 14. Nd2 Bb7 15. Nc4 Rfe8 16. Bd3 a5 17. e5 Qd8 18. Bxg6 fxg6 19. Nd2 Qd7 20. Rfe1 Qf5 21. Nf3 c5 22. b4 cxb4 23. Nd4 Qg4 24. g3 bxc3 25. Qxc3 dxe5 26. fxe5 Rad8 27. Nc6 Bxc6 28. Qxc6 Qd4+ 29. Kg2 Qd5+ 30. Qxd5+ Rxd5 31. e6 Rd6 32. Rac1 Re7 33. Rxc7 Rxc7 34. e7 Rd2+ 35. Kh3 Rc8 36. e8=Q+ Rxe8 37. Rxe8+ Kf7 38. Re5 h6 39. Rxa5 g5 40. Ra4 Kg6 41. Ra6+ Kh5 *", + "Moves": "g3g4", + "MovesSAN": "g4#", + "Themes": "endgame mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "r6k/6p1/3P2Q1/2q4P/1pp1p1R1/2P3K1/r7/2R5 w - - 0 42", + "PGN": "1. e4 c6 2. Nf3 d5 3. exd5 cxd5 4. d4 Bg4 5. c3 Nc6 6. Nbd2 Nf6 7. Bd3 e6 8. O-O Bd6 9. Re1 O-O 10. a3 a6 11. h3 Bxf3 12. Qxf3 b5 13. b4 Bc7 14. Nb3 Qd6 15. g3 Qe7 16. Nc5 Nd7 17. Bf4 Nxc5 18. bxc5 Bxf4 19. Qxf4 Rfb8 20. Rab1 Na5 21. Kg2 Nc4 22. a4 h6 23. h4 Qd8 24. axb5 axb5 25. h5 Ra2 26. Bxc4 dxc4 27. g4 Qd5+ 28. Kg3 Rba8 29. Re5 Qc6 30. g5 hxg5 31. Rxg5 R8a3 32. Rc1 b4 33. Qb8+ Kh7 34. Qf8 Qc7+ 35. f4 f6 36. Qe8 Ra8 37. Qg6+ Kh8 38. Rg4 e5 39. fxe5 fxe5 40. d5 e4+ 41. d6 Qxc5 *", + "Moves": "g6g7", + "MovesSAN": "Qxg7#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "8/6k1/3b2p1/p2P4/1pP3Rp/4QP1K/q6P/8 b - - 1 48", + "PGN": "1. d4 Nf6 2. Bg5 Ne4 3. Bf4 c5 4. e3 Qb6 5. Nc3 Nxc3 6. bxc3 e6 7. Bd3 Qa5 8. Ne2 d5 9. dxc5 Bxc5 10. O-O O-O 11. Rb1 Nd7 12. c4 e5 13. Rb5 Qc7 14. Bg3 a6 15. Rb1 dxc4 16. Bxc4 b5 17. Bd5 Bb7 18. c4 b4 19. Nd4 Rad8 20. Nf5 Nf6 21. e4 g6 22. Nh6+ Kg7 23. Ng4 Nxg4 24. Qxg4 Bxd5 25. exd5 f5 26. Qe2 f4 27. Bh4 Rde8 28. Kh1 e4 29. f3 exf3 30. Qxf3 Re3 31. Qg4 h5 32. Qd1 f3 33. Rxf3 Rfxf3 34. gxf3 Qf7 35. Bf2 Qf4 36. Bxe3 Qxe3 37. Qf1 Bd6 38. Re1 Qf4 39. Qf2 a5 40. Re4 Qc1+ 41. Kg2 Qg5+ 42. Kh1 Qc1+ 43. Kg2 Qg5+ 44. Kf1 h4 45. Qe3 Qf5 46. Rg4 Qb1+ 47. Kg2 Qxa2+ 48. Kh3 *", + "Moves": "a2h2", + "MovesSAN": "Qxh2#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "8/R4ppp/5k2/P4P2/5KP1/r7/8/8 w - - 3 43", + "PGN": "1. e4 c5 2. c3 d6 3. d4 cxd4 4. cxd4 e6 5. Nf3 Nc6 6. Bb5 Bd7 7. O-O Nf6 8. Nc3 Be7 9. d5 exd5 10. exd5 Ne5 11. Bxd7+ Qxd7 12. Bg5 O-O 13. Qd4 Nxf3+ 14. gxf3 a6 15. Bxf6 Bxf6 16. Qg4 Qxg4+ 17. fxg4 Rac8 18. Ne4 Be5 19. Rab1 Rc2 20. f4 Bd4+ 21. Kh1 Rd8 22. Rfc1 Rxb2 23. Rxb2 Bxb2 24. Rb1 Bd4 25. Rxb7 Bc5 26. Rc7 Kf8 27. Nxc5 dxc5 28. Rxc5 Ke7 29. Kg2 Kd6 30. Ra5 Rb8 31. Kf3 Rb2 32. Rxa6+ Kxd5 33. Ra5+ Ke6 34. f5+ Kf6 35. h3 Rc2 36. a4 Rc3+ 37. Kf4 Rc4+ 38. Kg3 Rc3+ 39. Kf4 Rxh3 40. Ra6+ Ke7 41. a5 Ra3 42. Ra7+ Kf6 *", + "Moves": "g4g5", + "MovesSAN": "g5#", + "Themes": "endgame mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "r4rk1/ppp2ppp/2p2n2/8/4P3/2NP1Bb1/PPP2P1q/R1BQRK2 b - - 9 15", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nc3 Bc5 4. Nxe5 Nc6 5. Nxc6 dxc6 6. h3 O-O 7. d3 Be6 8. Be2 Qd7 9. O-O Bxh3 10. gxh3 Qxh3 11. Bf3 Bd6 12. Re1 Bh2+ 13. Kh1 Bg3+ 14. Kg1 Qh2+ 15. Kf1 *", + "Moves": "h2f2", + "MovesSAN": "Qxf2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "4rr1k/pb2Q1p1/1pq3p1/2p2p2/2B5/7P/P1P2PP1/1R1R2K1 w - - 0 30", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 Nf6 5. Bd2 e6 6. Bc4 Be7 7. Nge2 Qb6 8. O-O Qxb2 9. Rb1 Qa3 10. Bb5+ c6 11. Bd3 Qd6 12. h3 b6 13. Bf4 Qd8 14. Ne4 Nh5 15. Bxb8 Rxb8 16. N2c3 Nf6 17. Qf3 Bb7 18. Nxf6+ Bxf6 19. Be4 Qd7 20. Rfd1 O-O 21. Ne2 Be7 22. Nf4 f5 23. Bd3 c5 24. Qe2 Qxd4 25. Nxe6 Qd5 26. Nf4 Qc6 27. Qxe7 Rbe8 28. Bc4+ Kh8 29. Ng6+ hxg6 *", + "Moves": "e7h4", + "MovesSAN": "Qh4#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1bq1rk1/ppp1bpp1/1nn4p/4P3/3pQ3/P2B1N2/1PP3PP/RNB2RK1 w - - 3 12", + "PGN": "1. e4 e5 2. d4 d6 3. f4 exd4 4. Nf3 Be7 5. Bd3 Nf6 6. O-O Nc6 7. Qe1 O-O 8. a3 h6 9. e5 dxe5 10. fxe5 Nd5 11. Qe4 Nb6 *", + "Moves": "e4h7", + "MovesSAN": "Qh7#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "r1bk3N/ppp3pp/2n5/3Bp3/1q2n3/3P1Q2/PPP2bPP/RNB2K1R b - - 0 11", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 Bc5 5. Nxf7 Bxf2+ 6. Kf1 Qe7 7. Nxh8 Nxe4 8. Bf7+ Kd8 9. Qf3 d5 10. d3 Qb4 11. Bxd5 *", + "Moves": "b4e1", + "MovesSAN": "Qe1#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1b2k1r/pp3ppp/3p1q2/1Bbn4/5P2/5N2/PPP2PPP/R2QR1K1 w - - 0 13", + "PGN": "1. d4 e5 2. dxe5 Bc5 3. Nf3 d6 4. exd6 Ne7 5. Bf4 Na6 6. e3 cxd6 7. Nc3 Ng6 8. Bb5+ Kf8 9. O-O Nc7 10. Re1 Nxf4 11. exf4 Qf6 12. Nd5 Nxd5 *", + "Moves": "e1e8", + "MovesSAN": "Re8#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "5rk1/p6p/3P2p1/2P5/8/3Q4/P3RqBp/7K b - - 1 37", + "PGN": "1. Nf3 e6 2. c4 c6 3. d4 d5 4. Nbd2 f5 5. g3 Nf6 6. Bg2 Be7 7. O-O O-O 8. b3 Ne4 9. Ne5 Nd7 10. f3 Nxd2 11. Bxd2 Nxe5 12. dxe5 Qb6+ 13. Kh1 Bc5 14. e4 dxe4 15. fxe4 Bd7 16. exf5 exf5 17. Bc3 Be6 18. Qh5 g6 19. Qh6 Bd4 20. Bxd4 Qxd4 21. Rae1 Qd7 22. Rd1 Qe7 23. Rd6 Rad8 24. Rfd1 Rxd6 25. exd6 Qd7 26. c5 Rf7 27. Re1 b6 28. b4 bxc5 29. bxc5 Rf8 30. Qd2 Re8 31. Qa5 Rf8 32. Qa6 f4 33. Bxc6 Qf7 34. Qd3 fxg3 35. Rxe6 Qf2 36. Bg2 gxh2 37. Re2 *", + "Moves": "f2g1", + "MovesSAN": "Qg1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "5rk1/2p2qpp/bpP1p2r/p7/P2PN3/B3KN1n/2Q1R3/R6B b - - 0 28", + "PGN": "1. d4 e6 2. c4 b6 3. a3 Bb7 4. Nc3 f5 5. Nf3 Nf6 6. g3 Bd6 7. Bg2 O-O 8. O-O Nc6 9. b4 a5 10. b5 Ne7 11. Bb2 Ng6 12. Na4 Qe7 13. Qc2 Ne4 14. Rfc1 f4 15. c5 fxg3 16. hxg3 Bxg3 17. fxg3 Nxg3 18. c6 dxc6 19. bxc6 Ba6 20. Nc3 Nf4 21. Re1 Rf6 22. Ne4 Ngxe2+ 23. Kf2 Rg6 24. Bh1 Rf8 25. a4 Rh6 26. Ba3 Nh3+ 27. Ke3 Qf7 28. Rxe2 *", + "Moves": "f7f4", + "MovesSAN": "Qf4#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "6k1/1p3ppp/p1Np4/8/1P2q2P/8/P2QnPP1/3R3K b - - 0 28", + "PGN": "1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 Nc6 5. Nf3 d6 6. Bc4 e6 7. O-O Nf6 8. Qe2 Be7 9. Rd1 Qa5 10. Bf4 e5 11. Bg3 a6 12. Rac1 O-O 13. Nd5 Nxd5 14. Rxd5 Qb6 15. Bh4 Be6 16. Bxe7 Nxe7 17. Rdd1 Rac8 18. b3 Bxc4 19. Rxc4 Rxc4 20. Qxc4 Rc8 21. Qd3 Ng6 22. h3 Rc6 23. h4 Nf4 24. Qd2 Qc5 25. b4 Qc4 26. Nxe5 Ne2+ 27. Kh1 Qxe4 28. Nxc6 *", + "Moves": "e4h4", + "MovesSAN": "Qxh4#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "rn5r/1b3pqk/p7/1p2nN1p/4P3/2N2B1P/PPP1K3/R5R1 w - - 0 22", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. h3 e6 7. g4 Be7 8. g5 Nfd7 9. f4 b5 10. Bg2 e5 11. Nf5 exf4 12. Nxg7+ Kf8 13. Nf5 Bb7 14. Bxf4 Bxg5 15. Qxd6+ Kg8 16. Bxg5 Qxg5 17. Rg1 h5 18. Ke2 Kh7 19. Bf3 Qf6 20. Qg3 Ne5 21. Qg7+ Qxg7 *", + "Moves": "g1g7", + "MovesSAN": "Rxg7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "1r4k1/1p3p2/p1p3pp/3rPq2/3PR3/1P6/P1Q3PP/5R1K b - - 2 33", + "PGN": "1. e4 e6 2. Nf3 Nc6 3. d4 d5 4. e5 h6 5. c4 Nge7 6. Bd3 Na5 7. b3 Nf5 8. Qc2 Bb4+ 9. Bd2 Bxd2+ 10. Nbxd2 Nc6 11. Bxf5 exf5 12. cxd5 Nb4 13. Qc4 Nxd5 14. O-O Be6 15. Qc2 O-O 16. Nc4 a6 17. Rad1 Qd7 18. Ne1 Rad8 19. Nd3 Qe7 20. Nc5 Rb8 21. Ne3 Rfd8 22. Na4 Nxe3 23. fxe3 Bd5 24. Nc5 g6 25. Nd3 Be4 26. Qd2 Qg5 27. Nc5 Rd5 28. Nxe4 fxe4 29. Qc2 Qxe3+ 30. Kh1 c6 31. Rfe1 Qg5 32. Rxe4 Qf5 33. Rf1 *", + "Moves": "f5f1", + "MovesSAN": "Qxf1#", + "Themes": "endgame hangingPiece kingsideAttack mate mateIn1 oneMove" + }, + { + "FEN": "r7/5pk1/p1p5/1p2r3/3B1pPK/1PP2P2/P2Q4/4R3 b - - 0 39", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 4. O-O Bg4 5. h3 Bh5 6. c3 Nf6 7. Re1 Be7 8. d4 O-O 9. Nbd2 a6 10. Ba4 b5 11. Bb3 Na5 12. Bc2 Nc4 13. b3 Nxd2 14. Bxd2 c6 15. g4 Bg6 16. dxe5 dxe5 17. Nxe5 Bc5 18. Nf3 Qd6 19. Kg2 Qe6 20. Ng5 Qe7 21. f3 h6 22. e5 hxg5 23. exf6 Qxf6 24. Bxg6 Qxg6 25. Re5 Bd6 26. Rxg5 Qf6 27. Qc2 Rfe8 28. Rf5 Qh4 29. Bf4 g6 30. Bxd6 gxf5 31. Bg3 Qg5 32. Rf1 f4 33. Bf2 Re6 34. h4 Qg6 35. Qd2 Qf6 36. Kh3 Kg7 37. Bd4 Re5 38. Re1 Qxh4+ 39. Kxh4 *", + "Moves": "a8h8", + "MovesSAN": "Rh8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "6rk/pp6/4PpQp/2p5/8/2q4P/P5P1/5R1K w - - 0 31", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. cxd5 exd5 5. Bg5 Be7 6. e3 O-O 7. Bd3 Bg4 8. Qc2 Nbd7 9. h3 Bh5 10. Nge2 h6 11. Bh4 Bxe2 12. Nxe2 Ne4 13. Bxe7 Qxe7 14. f3 Qb4+ 15. Nc3 Nxc3 16. bxc3 Qd6 17. O-O Rfe8 18. e4 dxe4 19. fxe4 c5 20. e5 Qc7 21. Bh7+ Kh8 22. Rxf7 Qc6 23. d5 Qxd5 24. Qg6 Rg8 25. Bxg8 Rxg8 26. Rf5 Qe4 27. Raf1 Qe3+ 28. Kh1 Qxc3 29. e6 Nf6 30. Rxf6 gxf6 *", + "Moves": "g6h6", + "MovesSAN": "Qxh6#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "4r2k/1p2q2p/2p5/P7/5RPP/P2P1Q2/2P5/3K4 b - - 0 36", + "PGN": "1. e4 Nc6 2. Nc3 d6 3. Bc4 Nf6 4. Nf3 e5 5. d3 Be7 6. Bg5 O-O 7. Bxf6 Bxf6 8. Nd5 Kh8 9. h3 Ne7 10. Nxf6 gxf6 11. Nh4 Rg8 12. Bxf7 Rg7 13. Bh5 d5 14. Bf3 Be6 15. exd5 Bxd5 16. Qe2 Qd6 17. a3 Rag8 18. O-O-O Nc6 19. Nf5 Bxf3 20. Qxf3 Nd4 21. Nxd4 Qxd4 22. g4 Qb6 23. Qf5 Rg5 24. Qe4 c6 25. Rdf1 Qc7 26. f4 exf4 27. Rxf4 Re5 28. Qf3 Rge8 29. Rxf6 Re1+ 30. Rxe1 Rxe1+ 31. Kd2 Qa5+ 32. b4 Qg5+ 33. Rf4 Re8 34. Kd1 a5 35. h4 Qe7 36. bxa5 *", + "Moves": "e7e1", + "MovesSAN": "Qe1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r1br1k2/1p3ppp/p3p3/3pqnQ1/8/3B3P/PPP3P1/2KR3R w - - 0 20", + "PGN": "1. e4 c6 2. d4 d5 3. e5 c5 4. dxc5 e6 5. Nf3 Bxc5 6. Nc3 Qb6 7. Be3 Bxe3 8. fxe3 Qxe3+ 9. Be2 Nh6 10. h3 Nc6 11. Nb5 Qb6 12. Nd6+ Ke7 13. Qd2 Rd8 14. Qg5+ Kf8 15. Bb5 Nxe5 16. Nxe5 Qxd6 17. O-O-O a6 18. Bf1 Nf5 19. Bd3 Qxe5 *", + "Moves": "g5d8", + "MovesSAN": "Qxd8#", + "Themes": "hangingPiece mate mateIn1 middlegame oneMove" + }, + { + "FEN": "4k3/8/4KP2/2Rp4/3p4/2p5/8/5r2 w - - 12 58", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Bc5 5. O-O O-O 6. Bg5 h6 7. Bh4 Be7 8. Nc3 d6 9. Bxf6 Bxf6 10. Nd5 Bg4 11. h3 Bh5 12. c3 Na5 13. g4 Nxc4 14. gxh5 Nb6 15. Ne3 Qd7 16. Nf5 Kh7 17. Qd2 Rg8 18. Nh2 Bg5 19. Qe2 g6 20. h4 gxf5 21. hxg5 Rxg5+ 22. Kh1 f4 23. Qf3 Rag8 24. a4 Nxa4 25. b3 Nxc3 26. Rxa7 c6 27. Raa1 Nb5 28. Ra4 Nd4 29. Rxd4 exd4 30. Qxf4 Qh3 31. Qxf7+ R8g7 32. Qf3 Qxf3+ 33. Nxf3 Rxh5+ 34. Nh2 Rh3 35. f3 Rgg3 36. Rf2 Kg7 37. Rg2 Kf6 38. Kg1 Rxh2 39. Rxg3 Rb2 40. f4 Rxb3 41. Rh3 h5 42. Kf2 c5 43. Rxh5 Rxd3 44. Rh6+ Ke7 45. Rh7+ Kd8 46. Rxb7 c4 47. f5 c3 48. f6 Ke8 49. Rc7 Re3 50. Rc4 Rxe4 51. Kf3 d5 52. Rc5 Re5 53. Kf4 Re6 54. Kf5 Re1 55. Rc7 Kd8 56. Rc5 Rf1+ 57. Ke6 Ke8 *", + "Moves": "c5c8", + "MovesSAN": "Rc8#", + "Themes": "endgame mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "5rk1/5p1b/2Np3q/1P6/r3Pn2/3B4/1BP5/1K1R4 w - - 2 34", + "PGN": "1. e4 e5 2. Nc3 Nc6 3. g3 a6 4. Bg2 Bc5 5. d3 d6 6. Nge2 Bg4 7. f3 Bh5 8. b3 Nge7 9. Bb2 h6 10. Qd2 Bg6 11. h4 Qd7 12. O-O-O a5 13. a4 Nd4 14. Nxd4 Bxd4 15. Ne2 Bc5 16. d4 exd4 17. Nxd4 O-O 18. g4 c6 19. h5 Bh7 20. g5 b5 21. gxh6 g6 22. hxg6 Nxg6 23. Bh3 Qa7 24. Nxc6 Qb6 25. axb5 Be3 26. Bf1 Bxd2+ 27. Rxd2 Qe3 28. Kd1 Qxf3+ 29. Kc1 Qxh1 30. Rd1 Qxh6+ 31. Kb1 a4 32. bxa4 Rxa4 33. Bd3 Nf4 *", + "Moves": "c6e7", + "MovesSAN": "Ne7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "rk6/pp2R1p1/2p1Bnp1/2P5/4n3/P6r/2P1K3/3R4 w - - 8 29", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 c6 5. Bc4 Nf6 6. Nf3 Bg4 7. h3 Bh5 8. g4 Bg6 9. Ne5 Nbd7 10. Bf4 e6 11. Nxg6 hxg6 12. Qd2 Bb4 13. a3 Bxc3 14. bxc3 Nb6 15. Bb3 Nbd5 16. Bd6 Nxg4 17. c4 Qxd2+ 18. Kxd2 Nxf2 19. Rhe1 Nf6 20. d5 N2e4+ 21. Kd3 Nxd6 22. dxe6 fxe6 23. Rxe6+ Kd7 24. c5 Rxh3+ 25. Ke2 Nde4 26. Rd1+ Kc7 27. Re7+ Kc8 28. Be6+ Kb8 *", + "Moves": "d1d8", + "MovesSAN": "Rd8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r4rk1/pbp1bppp/5B2/3q4/3p4/3B4/PPP1NPPP/R2QR1K1 b - - 0 13", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nxc6 bxc6 6. Bd3 d5 7. exd5 cxd5 8. O-O Be7 9. Re1 O-O 10. Bg5 Bb7 11. Nc3 d4 12. Ne2 Qd5 13. Bxf6 *", + "Moves": "d5g2", + "MovesSAN": "Qxg2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r5k1/5p2/3p2p1/2p1p2p/NqP1P3/pP1P4/R1Q2PPP/6K1 b - - 1 31", + "PGN": "1. e4 c5 2. Nc3 d6 3. d3 Nf6 4. Nf3 Bg4 5. Be2 Nc6 6. O-O e5 7. Bg5 Be7 8. Qd2 O-O 9. a3 Be6 10. Rad1 a6 11. a4 Rb8 12. Nd5 Nd4 13. Nxf6+ Bxf6 14. Bxf6 Qxf6 15. c4 Bg4 16. Nxd4 Bxe2 17. Nxe2 b5 18. axb5 axb5 19. b3 b4 20. Ng3 Ra8 21. Ra1 Ra3 22. Rxa3 bxa3 23. Ra1 Ra8 24. Ra2 Qd8 25. Qc1 Qa5 26. Ne2 Qb4 27. Qc3 Qb6 28. Qb2 Qb4 29. Nc3 h5 30. Qc2 g6 31. Na4 *", + "Moves": "b4e1", + "MovesSAN": "Qe1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "3rnr1k/pbq2p1p/1p2pbpQ/2p1P3/2P3PP/1P6/PB3PB1/R4RK1 w - - 0 23", + "PGN": "1. c4 c6 2. g3 d5 3. Bg2 Nf6 4. Nf3 e6 5. b3 Be7 6. Bb2 O-O 7. O-O Nbd7 8. d3 b6 9. Nbd2 Bb7 10. e4 dxe4 11. dxe4 Qc7 12. Qe2 Rad8 13. e5 Ne8 14. Ne4 Nc5 15. Nxc5 Bxc5 16. Ng5 g6 17. h4 Ng7 18. Ne4 Be7 19. Nf6+ Kh8 20. g4 Ne8 21. Qe3 c5 22. Qh6 Bxf6 *", + "Moves": "h6f8", + "MovesSAN": "Qxf8#", + "Themes": "hangingPiece kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "4r1k1/pp1b1p2/2p5/3p4/3P1Nn1/3BNKR1/PP4Q1/R6q b - - 0 25", + "PGN": "1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 c6 6. e3 Nbd7 7. Bd3 Bd6 8. Nge2 h6 9. Bh4 O-O 10. O-O Bxh2+ 11. Kxh2 Ng4+ 12. Kg3 Ndf6 13. Bxf6 Qxf6 14. Qd2 h5 15. f4 h4+ 16. Kf3 Re8 17. Nd1 g5 18. Rh1 Bd7 19. g3 Re7 20. gxh4 gxf4 21. Nxf4 Rae8 22. Rg1 Qxh4 23. Rg3 Qh1+ 24. Qg2 Rxe3+ 25. Nxe3 *", + "Moves": "e8e3", + "MovesSAN": "Rxe3#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r2qkbn1/pppnp3/3p2b1/3Pr1PQ/7p/2N5/PP2BPPP/R3K1NR w KQq - 4 15", + "PGN": "1. d4 f5 2. Bg5 h6 3. Bh4 g5 4. Bg3 f4 5. e3 h5 6. Qd3 Rh6 7. exf4 h4 8. fxg5 Re6+ 9. Be5 d6 10. d5 Rxe5+ 11. Be2 Bf5 12. Qf3 Bxc2 13. Nc3 Nd7 14. Qh5+ Bg6 *", + "Moves": "h5g6", + "MovesSAN": "Qxg6#", + "Themes": "hangingPiece mate mateIn1 oneMove opening" + }, + { + "FEN": "2r1k3/p2bpp1Q/3p2pB/q2P4/1p1b2P1/1P3P2/P1r5/1K1R3R w - - 4 25", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. Be2 O-O 8. Qd2 Nc6 9. O-O-O Ne5 10. f3 Bd7 11. Kb1 Rc8 12. h4 b5 13. h5 b4 14. Nd5 Nxd5 15. exd5 Nc4 16. Bxc4 Rxc4 17. hxg6 hxg6 18. g4 Qa5 19. Qh2 Rfc8 20. b3 Rc3 21. Bh6 Bxd4 22. Bg5 Rxc2 23. Qh7+ Kf8 24. Bh6+ Ke8 *", + "Moves": "h7g8", + "MovesSAN": "Qg8#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "rbbq1r2/1p1nk3/p3p2Q/3p2N1/3Pp3/6P1/PP2PPBP/R3R1K1 w - - 2 19", + "PGN": "1. d4 d5 2. Nf3 e6 3. c4 c6 4. g3 Bd6 5. Bg2 Nd7 6. cxd5 cxd5 7. Bg5 f6 8. Bd2 h6 9. Nc3 f5 10. O-O Ngf6 11. Re1 O-O 12. Nb5 Bb8 13. Qc1 a6 14. Nc3 Ne4 15. Bxh6 gxh6 16. Qxh6 Kf7 17. Nxe4 fxe4 18. Ng5+ Ke7 *", + "Moves": "h6e6", + "MovesSAN": "Qxe6#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "4r1r1/5p1k/p4Pp1/1p1Pp1P1/2p1P3/P4R2/1qP4P/6RK w - - 0 40", + "PGN": "1. e4 c5 2. Nc3 Nc6 3. f4 e6 4. Nf3 d5 5. Bb5 Ne7 6. O-O a6 7. Bxc6+ Nxc6 8. d3 Be7 9. Qe1 b5 10. Qg3 g6 11. f5 d4 12. Ne2 Bb7 13. Bf4 O-O 14. Qh3 Bf6 15. g4 e5 16. Bh6 Re8 17. g5 Bh8 18. f6 Bc8 19. Qh4 Be6 20. Ng3 Qd7 21. Bg7 Bg4 22. Bxh8 Kxh8 23. Rf2 Rg8 24. a3 c4 25. Qh6 Qc8 26. Raf1 Qf8 27. Qh4 Qc8 28. Kh1 Bh3 29. Rg1 Be6 30. Ne2 Qd7 31. Qg3 Qc7 32. Nexd4 Nxd4 33. Nxd4 Rae8 34. Nxe6 Rxe6 35. d4 Qb6 36. d5 Ree8 37. Rf3 Qd4 38. Qh4 Qxb2 39. Qxh7+ Kxh7 *", + "Moves": "f3h3", + "MovesSAN": "Rh3#", + "Themes": "endgame mate mateIn1 oneMove queenRookEndgame" + }, + { + "FEN": "2r3k1/1b3p2/pBqb1p1p/P3p2Q/3p4/1P6/2P2PPP/R4RK1 b - - 1 22", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Nxc6 bxc6 7. Bc4 e6 8. O-O d5 9. exd5 cxd5 10. Bd3 h6 11. Ne2 Bd6 12. Ng3 O-O 13. b3 Bb7 14. a4 Re8 15. Be3 Rc8 16. a5 e5 17. Bb6 Qd7 18. Bf5 Qc6 19. Bxc8 Rxc8 20. Nh5 d4 21. Nxf6+ gxf6 22. Qh5 *", + "Moves": "c6g2", + "MovesSAN": "Qxg2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/8/5k2/6RK/5PP1/8/8/1r6 b - - 0 67", + "PGN": "1. d4 d5 2. Nf3 Nf6 3. Bf4 c5 4. e3 Qb6 5. b3 Bf5 6. Bd3 Qa5+ 7. c3 Bxd3 8. Qxd3 e6 9. O-O Nc6 10. Ne5 Be7 11. Nd2 Ne4 12. Nxe4 dxe4 13. Qxe4 Nxe5 14. Bxe5 O-O 15. Qxb7 Bg5 16. dxc5 Qxc5 17. Bd4 Qf5 18. Bxa7 Rfd8 19. Bd4 Rab8 20. Qa6 e5 21. Bc5 Rdc8 22. Bd6 Ra8 23. Qb7 Qd3 24. Bxe5 f6 25. Bd4 Rab8 26. Qf3 f5 27. c4 Be7 28. Qg3 g6 29. Rfd1 Qe4 30. Qe5 Qxe5 31. Bxe5 Rb7 32. Rd5 Kf7 33. Bd4 Bb4 34. a4 Ba5 35. Rb1 Ke6 36. Rb5 Rxb5 37. axb5 Bd8 38. f3 Kd6 39. b6 Rb8 40. c5+ Kd5 41. Ra1 Kc6 42. Ra5 Be7 43. Ra7 Bxc5 44. Bxc5 Kxc5 45. b7 Kc6 46. Kf2 Rd8 47. Ra8 Rd2+ 48. Kg3 Kxb7 49. Rh8 Rd3 50. Rxh7+ Kc6 51. Rh6 Rxe3 52. Rxg6+ Kd5 53. b4 Ke5 54. b5 f4+ 55. Kg4 Re2 56. Kh3 Rb2 57. b6 Kf5 58. Rc6 Kg5 59. g3 fxg3 60. hxg3 Rb3 61. f4+ Kf5 62. Rc5+ Kf6 63. Rh5 Kg6 64. Rg5+ Kf6 65. Kh4 Rxb6 66. Kh5 Rb1 67. g4 *", + "Moves": "b1h1", + "MovesSAN": "Rh1#", + "Themes": "endgame mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "r2qkb1r/pbp1n2p/1p1p1pn1/3Np2Q/2B1P3/1P6/PBPP2PP/R3K1NR w KQkq - 2 11", + "PGN": "1. Nc3 Nc6 2. b3 b6 3. Bb2 Bb7 4. e4 f6 5. Bc4 e5 6. f4 d6 7. f5 Nge7 8. Qh5+ g6 9. fxg6 Nxg6 10. Nd5 Ne7 *", + "Moves": "d5f6", + "MovesSAN": "Nxf6#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "8/2R5/R6p/1p3kp1/2p5/4PP2/1r3r1P/4K3 w - - 2 35", + "PGN": "1. d4 e5 2. dxe5 f6 3. exf6 Nxf6 4. Nf3 d5 5. Bg5 Be7 6. a3 c5 7. e3 c4 8. Nc3 Be6 9. Be2 Nc6 10. b3 O-O 11. bxc4 dxc4 12. Qxd8 Raxd8 13. O-O h6 14. Bh4 g5 15. Bg3 Bg4 16. Ne5 Bxe2 17. Nxe2 Rd2 18. Nd4 Nxe5 19. Bxe5 Ne4 20. Rab1 b6 21. f3 Nc3 22. Nf5 Rxf5 23. Bxc3 Rxc2 24. Bd4 Bxa3 25. Ra1 Bc5 26. Bxc5 Rxc5 27. Rxa7 Rb5 28. Rfa1 Rbb2 29. Ra8+ Kg7 30. R8a7+ Kg6 31. Rc7 Rxg2+ 32. Kf1 Rgf2+ 33. Ke1 b5 34. Ra6+ Kf5 *", + "Moves": "c7c5", + "MovesSAN": "Rc5#", + "Themes": "endgame mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "8/pnp5/2k1P3/8/2K5/bPP4R/P3R1P1/3r4 b - - 0 45", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Bc5 5. Bg5 h6 6. Bh4 d6 7. Nc3 g5 8. Nxg5 hxg5 9. Bxg5 Rg8 10. h4 Bg4 11. f3 Bh5 12. Nd5 Rxg5 13. hxg5 Nxd5 14. exd5 Ne7 15. Rxh5 Ng8 16. Qe2 Qe7 17. O-O-O O-O-O 18. f4 f6 19. gxf6 Nxf6 20. Rh3 Qg7 21. fxe5 Qg5+ 22. Kb1 dxe5 23. Rdh1 b5 24. Bxb5 Rxd5 25. Rh8+ Kb7 26. Bc4 Rd6 27. Qf3+ e4 28. dxe4 Qe5 29. Bd3 Rb6 30. c3 Ba3 31. b3 Nd7 32. Bc4 Rf6 33. Qd3 Nb6 34. Ba6+ Kc6 35. Qb5+ Qxb5 36. Bxb5+ Kxb5 37. R8h5+ Kc6 38. Re1 Nd7 39. Re2 Rf1+ 40. Kc2 Ra1 41. Kd3 Nc5+ 42. Kc4 Nb7 43. e5 Rc1 44. Rh3 Rd1 45. e6 *", + "Moves": "b7d6", + "MovesSAN": "Nd6#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r3kb1r/pb2pppp/8/3qN3/3p4/8/PP1B1PPP/RN1Q1RK1 b kq - 0 11", + "PGN": "1. e4 Nf6 2. e5 Nd5 3. d4 b5 4. Bxb5 c5 5. c4 cxd4 6. Bxd7+ Nxd7 7. cxd5 Qa5+ 8. Bd2 Qxd5 9. Nf3 Nxe5 10. O-O Bb7 11. Nxe5 *", + "Moves": "d5g2", + "MovesSAN": "Qxg2#", + "Themes": "kingsideAttack mate mateIn1 oneMove opening" + }, + { + "FEN": "rb3rk1/1p4pp/1P1qbn2/6B1/3Np3/2N4P/2P1BPP1/1R1Q1RK1 b - - 0 18", + "PGN": "1. e4 d5 2. exd5 c6 3. dxc6 e5 4. d3 Nxc6 5. Nc3 f5 6. Nf3 Nf6 7. Bg5 Bc5 8. Be2 O-O 9. O-O Be6 10. a3 a5 11. Rb1 Ba7 12. b4 axb4 13. axb4 Bb8 14. b5 Nd4 15. h3 Qd6 16. b6 e4 17. dxe4 fxe4 18. Nxd4 *", + "Moves": "d6h2", + "MovesSAN": "Qh2#", + "Themes": "master mate mateIn1 oneMove opening" + }, + { + "FEN": "r3r3/p2R4/bpn1pkNp/2n3pP/2P5/P2B4/6P1/4K2R w K - 3 29", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 c5 6. Nf3 O-O 7. Bg5 h6 8. Bh4 g5 9. Bg3 Ne4 10. Qd3 f5 11. Bd6 Nxd6 12. dxc5 Ne4 13. Rd1 Qa5 14. Ne5 Qxc3+ 15. Qxc3 Nxc3 16. Rd3 Ne4 17. Ng6 Re8 18. h4 Kg7 19. h5 Nxc5 20. Rd6 Ne4 21. Rd4 Nc6 22. Rd3 b6 23. f3 Nc5 24. Rd6 Ba6 25. e4 fxe4 26. fxe4 Nxe4 27. Rxd7+ Kf6 28. Bd3 Nc5 *", + "Moves": "h1f1", + "MovesSAN": "Rf1#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3Q4/5k2/2p1p3/2PpPnPK/3Pb3/8/8/8 b - - 4 56", + "PGN": "1. d4 e6 2. Nc3 d5 3. Bf4 Bd6 4. e3 Bxf4 5. exf4 f5 6. Nf3 Nf6 7. Bd3 O-O 8. O-O Nbd7 9. Ne5 Nxe5 10. fxe5 Ne4 11. Ne2 c6 12. f3 Ng5 13. Nf4 Bd7 14. c4 Qe7 15. c5 b6 16. b4 bxc5 17. bxc5 Nf7 18. Rb1 Rfb8 19. Qa4 g5 20. Ne2 g4 21. f4 Be8 22. Rb4 Rxb4 23. Qxb4 a5 24. Qb6 a4 25. a3 Nh6 26. Rb1 g3 27. h3 Ra7 28. Nxg3 Qh4 29. Ne2 Rg7 30. Qb8 Qh5 31. Rb7 Qg6 32. Rxg7+ Kxg7 33. Qa8 Ng8 34. Qxa4 Ne7 35. Qa7 Kf8 36. a4 Qh5 37. a5 Qh4 38. a6 Qe1+ 39. Kh2 Qd2 40. Qb7 Qxd3 41. a7 Qxe2 42. a8=Q Qf2 43. Qa3 Qxf4+ 44. Qg3 Qxg3+ 45. Kxg3 h5 46. Kh4 Bg6 47. Kg5 Kf7 48. Qd7 f4 49. Kxf4 Be4 50. g4 hxg4 51. hxg4 Bg6 52. Kg5 Be4 53. Kh6 Bg6 54. g5 Be4 55. Qd8 Nf5+ 56. Kh5 *", + "Moves": "e4f3", + "MovesSAN": "Bf3#", + "Themes": "endgame master masterVsMaster mate mateIn1 oneMove" + }, + { + "FEN": "r2qnrk1/1p1b1pp1/p2bp1n1/3p2PQ/3P1P2/2P4R/PP1N3P/R1B3K1 w - - 2 18", + "PGN": "1. d4 d5 2. e3 e6 3. Bd3 Nf6 4. Nd2 c5 5. c3 Nc6 6. f4 cxd4 7. exd4 Bd6 8. g3 Bd7 9. Ngf3 O-O 10. O-O Re8 11. Ne5 a6 12. g4 Rf8 13. g5 Ne8 14. Bxh7+ Kxh7 15. Qh5+ Kg8 16. Rf3 Nxe5 17. Rh3 Ng6 *", + "Moves": "h5h7", + "MovesSAN": "Qh7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "5rk1/pQ3ppn/7p/1N6/P3P1q1/8/1PP2PPP/3R2K1 b - - 0 21", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bb5 Bd7 7. O-O e6 8. Bg5 Be7 9. Re1 h6 10. Bh4 Nh7 11. Bxe7 Qxe7 12. Bxc6 Bxc6 13. Ndb5 Bxb5 14. Nxb5 O-O 15. Qxd6 Qg5 16. a4 e5 17. Rad1 Qg4 18. Qxe5 Rae8 19. Qd5 Rd8 20. Qxb7 Rxd1 21. Rxd1 *", + "Moves": "g4d1", + "MovesSAN": "Qxd1#", + "Themes": "backRankMate endgame mate mateIn1 oneMove" + }, + { + "FEN": "r4rk1/5p1p/1p4p1/p3P3/4p3/P1Pp1nB1/Bq3P2/R1QK3R b - - 1 30", + "PGN": "1. e4 e5 2. Nc3 d6 3. Nf3 Nf6 4. Bc4 g6 5. d3 Bg7 6. h3 b6 7. Bg5 Bb7 8. Nd5 Bxd5 9. Bxd5 c6 10. Bb3 Nbd7 11. Bh4 a5 12. a3 Nc5 13. Ba2 Qd7 14. Ng5 O-O 15. Nf3 Ne6 16. Bg3 Nh5 17. Bh2 Nhf4 18. g3 Nxh3 19. g4 Nhf4 20. Bg3 d5 21. exd5 cxd5 22. d4 e4 23. Ne5 Bxe5 24. dxe5 d4 25. g5 d3 26. c3 Qb5 27. Qd2 Nxg5 28. Qxf4 Nf3+ 29. Kd1 Qxb2 30. Qc1 *", + "Moves": "b2e2", + "MovesSAN": "Qe2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "1n1q1rk1/5pp1/3bp2p/8/2BQ4/2B1Pb1P/5PP1/5RK1 w - - 0 19", + "PGN": "1. d4 d5 2. c4 e6 3. Nc3 h6 4. Nf3 Nf6 5. e3 a6 6. h3 b5 7. cxd5 Nxd5 8. Bd3 Bb4 9. Bd2 Nxc3 10. bxc3 Bd6 11. O-O O-O 12. a4 Bb7 13. axb5 axb5 14. Rxa8 Bxa8 15. c4 bxc4 16. Bxc4 c5 17. Bc3 cxd4 18. Qxd4 Bxf3 *", + "Moves": "d4g7", + "MovesSAN": "Qxg7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r5k1/4Qppp/1pq5/n7/1B1P3P/4P3/PP6/KR6 b - - 4 36", + "PGN": "1. e4 c5 2. d4 cxd4 3. c3 d5 4. exd5 Qxd5 5. cxd4 Nc6 6. Nf3 e5 7. Nc3 Bb4 8. Bd2 Bxc3 9. Bxc3 e4 10. Nd2 e3 11. fxe3 Nf6 12. Qf3 Qg5 13. h4 Qh6 14. Nc4 O-O 15. O-O-O Bg4 16. Qf2 Ne4 17. Qc2 Bxd1 18. Qxe4 Rae8 19. Qd3 Ba4 20. Kb1 Bb5 21. Bd2 b6 22. Qb3 Bxc4 23. Qxc4 Rc8 24. Qa4 Qg6+ 25. Ka1 Na5 26. Ba6 Rc2 27. Bb4 Qxg2 28. Rb1 Rd8 29. Be7 Rb8 30. Bd6 Rd8 31. Be7 Rdc8 32. Bxc8 Rxc8 33. Qd7 Qc2 34. Qxa7 Qc6 35. Bb4 Ra8 36. Qe7 *", + "Moves": "a5b3", + "MovesSAN": "Nb3#", + "Themes": "endgame mate mateIn1 oneMove pin smotheredMate" + }, + { + "FEN": "r1br3k/1p3ppp/p7/2p1p3/2P5/2P1P3/P3BPPP/1R1R2K1 w - - 0 19", + "PGN": "1. d4 e5 2. dxe5 Bc5 3. Nf3 Nc6 4. Bf4 Nge7 5. e3 Ng6 6. Bg3 a6 7. Nc3 Bb4 8. Be2 Qe7 9. O-O Bxc3 10. bxc3 Ncxe5 11. c4 O-O 12. c3 c5 13. Nxe5 Nxe5 14. Qd5 d6 15. Rfd1 Rd8 16. Rab1 Kh8 17. Bxe5 Qxe5 18. Qxe5 dxe5 *", + "Moves": "d1d8", + "MovesSAN": "Rxd8#", + "Themes": "backRankMate endgame hangingPiece mate mateIn1 oneMove" + }, + { + "FEN": "r3rk2/p1q2ppQ/bp1bp3/n2p4/3P2nB/2P5/PP1N1PPP/RB2K2R w KQ - 3 16", + "PGN": "1. d4 d5 2. Bf4 Nf6 3. e3 e6 4. Nf3 Bd6 5. Bg3 O-O 6. Nbd2 b6 7. c3 c5 8. Bd3 Ba6 9. Bb1 Nc6 10. Qc2 cxd4 11. exd4 Re8 12. Ne5 Na5 13. Ng4 Nxg4 14. Qxh7+ Kf8 15. Bh4 Qc7 *", + "Moves": "h7h8", + "MovesSAN": "Qh8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "rn1qk2r/pp3ppp/2P5/4p1b1/8/2N2Q1P/PP3PP1/R3KB1R b KQkq - 0 12", + "PGN": "1. e4 d5 2. exd5 Nf6 3. d4 Nxd5 4. c4 Nf6 5. Nc3 e5 6. d5 c6 7. Bg5 Be7 8. Nf3 Bg4 9. h3 Bxf3 10. Qxf3 Nxd5 11. cxd5 Bxg5 12. dxc6 *", + "Moves": "d8d2", + "MovesSAN": "Qd2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "5rk1/pb1rbpp1/7p/4B3/2qpn3/P5Q1/1PP2PPP/R3R1K1 w - - 0 19", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nxc6 bxc6 6. Bc4 Bb7 7. Nc3 Nf6 8. Bg5 Be7 9. O-O Qc7 10. Re1 O-O 11. a3 h6 12. Bh4 Rad8 13. Bg3 d5 14. exd5 cxd5 15. Bxe5 Qxc4 16. Qf3 Rd7 17. Qg3 d4 18. Ne4 Nxe4 *", + "Moves": "g3g7", + "MovesSAN": "Qxg7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3rrk2/p4pp1/1pb5/2p1q1pQ/2B1Pn2/2P5/PK3PP1/1N1R3R w - - 1 27", + "PGN": "1. d4 d5 2. Bf4 Nf6 3. e3 e6 4. Nf3 c5 5. c3 Bd6 6. Bg3 Qc7 7. Nbd2 Nbd7 8. Bd3 O-O 9. Qe2 e5 10. dxe5 Nxe5 11. Nxe5 Bxe5 12. Nf3 Bxg3 13. hxg3 h6 14. Nd2 b6 15. Rh4 Re8 16. O-O-O Be6 17. g4 d4 18. g5 hxg5 19. Rhh1 dxc3 20. bxc3 Qe5 21. Kb2 Nd5 22. Nb1 Rad8 23. Bb5 Bd7 24. Bc4 Bc6 25. Qh5 Kf8 26. e4 Nf4 *", + "Moves": "h5f7", + "MovesSAN": "Qxf7#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "6R1/q1r1bp1p/4p2k/7p/p3r3/1p4QP/5PP1/1R4K1 w - - 0 46", + "PGN": "1. d4 Nf6 2. Nf3 g6 3. c4 d5 4. Nc3 Bg7 5. cxd5 Nxd5 6. Qb3 Nxc3 7. bxc3 O-O 8. e3 c5 9. Ba3 cxd4 10. cxd4 Nc6 11. Rc1 Be6 12. Qc3 Bxa2 13. Qb2 Qa5+ 14. Nd2 Be6 15. Be2 Rfd8 16. O-O Rab8 17. Nc4 Qc7 18. Bf3 Qd7 19. Rfd1 Bg4 20. Bxg4 Qxg4 21. h3 Qf5 22. Qb3 Qd5 23. Qc2 e6 24. Rb1 Na5 25. Nd2 b5 26. Bc5 Nc6 27. Ne4 a5 28. Nc3 Qc4 29. Qb2 b4 30. Na4 Qb5 31. Ra1 Rd5 32. Qb3 Rb7 33. Rdc1 Qa6 34. Rab1 Na7 35. Bxa7 Qxa7 36. Rc8+ Bf8 37. Nc5 Rc7 38. Re8 Kg7 39. Ne4 Be7 40. Ng3 a4 41. Qd3 b3 42. e4 Rxd4 43. Nh5+ gxh5 44. Qg3+ Kh6 45. Rg8 Rxe4 *", + "Moves": "g3g7", + "MovesSAN": "Qg7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r2qkbnr/ppp4p/3p4/4p1p1/2B1P3/2PP1QpP/PP3PP1/R3K2R w KQkq - 0 13", + "PGN": "1. e4 e5 2. Nf3 d6 3. Bc4 Nc6 4. d3 Bg4 5. Bg5 f6 6. Bh4 Nd4 7. Nbd2 g5 8. Bg3 f5 9. c3 Nxf3+ 10. Nxf3 f4 11. h3 Bxf3 12. Qxf3 fxg3 *", + "Moves": "f3f7", + "MovesSAN": "Qf7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "6k1/5p1p/p5p1/1P2b3/1q6/4PB1P/2Q2PP1/6K1 b - - 0 31", + "PGN": "1. b3 c6 2. Bb2 Qb6 3. e3 d5 4. Nf3 Bg4 5. h3 Bxf3 6. Qxf3 e6 7. c4 Nf6 8. Nc3 Be7 9. Be2 O-O 10. O-O Ne4 11. Nxe4 dxe4 12. Qg4 g6 13. Qxe4 Nd7 14. Bg4 Rae8 15. Qd3 Bf6 16. Ba3 Nc5 17. Bxc5 Qxc5 18. Rab1 Rd8 19. Qc2 a6 20. d4 Qe7 21. b4 b5 22. cxb5 cxb5 23. Bf3 Rc8 24. Qb3 e5 25. dxe5 Bxe5 26. Rfc1 Rxc1+ 27. Rxc1 Rd8 28. a4 Rd2 29. Rc2 Rxc2 30. Qxc2 Qxb4 31. axb5 *", + "Moves": "b4e1", + "MovesSAN": "Qe1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "8/3b1Q2/3p2pk/p2P4/3q1P2/3B4/5PK1/8 w - - 1 38", + "PGN": "1. e4 c5 2. d4 cxd4 3. c3 g6 4. Nf3 Bg7 5. Bc4 Qc7 6. Qe2 Nc6 7. O-O d3 8. Bxd3 d6 9. c4 Nf6 10. Nc3 Bg4 11. Nd5 Nxd5 12. cxd5 Nd4 13. Qe3 Nxf3+ 14. gxf3 Bh3 15. Re1 O-O 16. Rb1 Qa5 17. a3 Bh6 18. Qe2 Bxc1 19. Rbxc1 Rfc8 20. Rc4 Rxc4 21. Bxc4 Rc8 22. Bd3 Bd7 23. Rd1 b5 24. f4 Qb6 25. h4 a5 26. h5 b4 27. hxg6 hxg6 28. Kg2 Qd4 29. axb4 Qxb4 30. Rh1 Kg7 31. Qe3 Rh8 32. Rxh8 Kxh8 33. e5 Qxb2 34. exd6 exd6 35. Qe7 Qd4 36. Qf8+ Kh7 37. Qxf7+ Kh6 *", + "Moves": "f7g6", + "MovesSAN": "Qxg6#", + "Themes": "endgame master masterVsMaster mate mateIn1 oneMove" + }, + { + "FEN": "r1b2rk1/pp3ppp/2pb1n2/4q3/8/2NBP3/PPQB1PPP/R4RK1 b - - 1 13", + "PGN": "1. d4 c6 2. c4 d5 3. e3 Nf6 4. Nc3 e6 5. Nf3 Bd6 6. Bd2 Nbd7 7. Be2 O-O 8. O-O Qe7 9. Qc2 dxc4 10. Bxc4 e5 11. dxe5 Nxe5 12. Nxe5 Qxe5 13. Bd3 *", + "Moves": "e5h2", + "MovesSAN": "Qxh2#", + "Themes": "kingsideAttack master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r7/pp1q1p2/2p2n1k/2bb3r/3P3Q/2P4P/PPB2PP1/R3R1K1 w - - 3 26", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 h6 6. O-O d6 7. h3 O-O 8. Nbd2 Re8 9. Re1 Ne7 10. Nf1 Ng6 11. Ng3 Be6 12. Bb3 d5 13. exd5 Bxd5 14. Nf5 c6 15. Bxh6 gxh6 16. Nxh6+ Kg7 17. Nf5+ Kg8 18. Bc2 Qd7 19. Nh6+ Kg7 20. Qd2 Nf4 21. Nxe5 Rxe5 22. Qxf4 Rf5 23. Qg3+ Kxh6 24. d4 Rg5 25. Qh4+ Rh5 *", + "Moves": "h4f6", + "MovesSAN": "Qxf6#", + "Themes": "hangingPiece mate mateIn1 middlegame oneMove" + }, + { + "FEN": "6r1/ppp4k/3pP2p/3P1p2/4P1r1/2N1B3/PPP4K/R5R1 b - - 2 24", + "PGN": "1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Nf3 Bg7 5. Be2 O-O 6. O-O Nc6 7. d5 Ne5 8. h3 Bxh3 9. gxh3 Qd7 10. Kh2 Nh5 11. Ng5 h6 12. Bxh5 gxh5 13. Nf3 Kh7 14. Nh4 Rg8 15. Qxh5 Bf8 16. Be3 Ng4+ 17. hxg4 Rxg4 18. Qxf7+ Bg7 19. Qf5+ Qxf5 20. Nxf5 Be5+ 21. f4 e6 22. fxe5 exf5 23. e6 Rag8 24. Rg1 *", + "Moves": "g4h4", + "MovesSAN": "Rh4#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r2qk2r/pp1nn1pb/2p1Qb1p/7P/2BP4/5NN1/PPP2PP1/2KR3R w kq - 1 16", + "PGN": "1. e4 c6 2. Nc3 d5 3. Nf3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. h5 Bh7 8. d4 Nd7 9. Bc4 e6 10. Qe2 Be7 11. Bf4 Ngf6 12. O-O-O Nd5 13. Be5 f6 14. Bxf6 Bxf6 15. Qxe6+ Ne7 *", + "Moves": "e6f7", + "MovesSAN": "Qf7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "5k2/5P2/1p3KP1/1PpB4/2Pp4/3P4/8/7q w - - 0 45", + "PGN": "1. Nf3 d5 2. g3 e6 3. Bg2 Nc6 4. d3 b6 5. O-O Bb7 6. c4 Nf6 7. Nc3 d4 8. Ne4 Nxe4 9. dxe4 e5 10. Ne1 Bd6 11. Nd3 O-O 12. f4 exf4 13. gxf4 Nb4 14. a3 Nxd3 15. exd3 Bc5 16. b4 Bd6 17. Qe2 f6 18. Bd2 c5 19. b5 Qc7 20. a4 Rae8 21. a5 Re7 22. axb6 axb6 23. Ra7 Ra8 24. Rfa1 Rxa7 25. Rxa7 Bxf4 26. Rxb7 Qxb7 27. Bxf4 h6 28. e5 Qa7 29. Bd5+ Kf8 30. e6 Kg8 31. Bd6 Kh8 32. Bxe7 Qxe7 33. Qh5 Kg8 34. Qf7+ Qxf7 35. exf7+ Kf8 36. Kf2 g5 37. Kf3 h5 38. h3 h4 39. Kg4 Ke7 40. Kf5 Kf8 41. Kxf6 g4 42. hxg4 h3 43. g5 h2 44. g6 h1=Q *", + "Moves": "g6g7", + "MovesSAN": "g7#", + "Themes": "advancedPawn endgame mate mateIn1 oneMove" + }, + { + "FEN": "1Q6/5ppk/2p2rp1/8/8/8/6PP/5R1K b - - 0 36", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. d5 exd5 5. cxd5 Ne4 6. Bd2 Nxd2 7. Qxd2 O-O 8. e3 Qf6 9. Nf3 c6 10. dxc6 dxc6 11. Bd3 Bg4 12. Nd4 Nd7 13. O-O Ne5 14. f3 Bh5 15. f4 Nxd3 16. Qxd3 Rad8 17. Ne4 Qe7 18. Ng5 Bg6 19. f5 Qxg5 20. fxg6 hxg6 21. Qb3 Bd6 22. Qxb7 Qxe3+ 23. Kh1 Qxd4 24. Rad1 Qh4 25. Rxd6 Rxd6 26. Qxa7 Rf6 27. Rc1 Qf4 28. Qg1 Qd2 29. a4 Qxb2 30. a5 Ra8 31. Ra1 Qf2 32. Qb1 Rxa5 33. Qb8+ Kh7 34. Rg1 Ra1 35. Rxa1 Qf1+ 36. Rxf1 *", + "Moves": "f6f1", + "MovesSAN": "Rxf1#", + "Themes": "backRankMate endgame mate mateIn1 oneMove queenRookEndgame" + }, + { + "FEN": "7k/1p4p1/2p4p/3bP3/3B1Rqp/P2Q4/1P4P1/6K1 b - - 0 39", + "PGN": "1. d4 e6 2. c4 Ne7 3. e3 Ng6 4. Bd2 c6 5. Be2 d5 6. cxd5 exd5 7. Nf3 Be7 8. O-O O-O 9. Nc3 Nd7 10. a3 Nf6 11. Qc2 Bd6 12. e4 dxe4 13. Nxe4 Nxe4 14. Qxe4 Re8 15. Qd3 Qf6 16. Bg5 Qe6 17. Rfe1 Qf5 18. Qc3 h6 19. Bd3 Rxe1+ 20. Rxe1 Qd7 21. Bxg6 fxg6 22. Bc1 Qf7 23. Ne5 Bxe5 24. dxe5 Be6 25. Qb4 Rf8 26. Be3 Kh7 27. Bxa7 Qf5 28. Bc5 Rf7 29. Qe4 Qg5 30. Be3 Qe7 31. h4 Bd5 32. Qd4 Qe6 33. h5 gxh5 34. f4 Qg6 35. Re2 Qg4 36. Rf2 h4 37. Qd3+ Kh8 38. Bd4 Rxf4 39. Rxf4 *", + "Moves": "g4g2", + "MovesSAN": "Qxg2#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "8/5ppk/7p/P3q3/8/8/6P1/R5RK b - - 2 32", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 h6 4. O-O Bc5 5. d4 exd4 6. e5 Nge7 7. c3 dxc3 8. Nxc3 O-O 9. Bf4 d6 10. exd6 Bxd6 11. Bxd6 Qxd6 12. Qb3 Be6 13. Bxe6 Qxe6 14. Qxb7 Rab8 15. Qxc7 Rxb2 16. Rfe1 Qc4 17. Rxe7 Qxc3 18. Ree1 Qc5 19. Kh1 Qxf2 20. Rg1 Nd4 21. Nxd4 Qxd4 22. h3 Qd5 23. Qxa7 Ra8 24. Qe3 Ra3 25. Qxa3 Rf2 26. Qg3 Rd2 27. a4 Rd3 28. Qb8+ Kh7 29. a5 Rxh3+ 30. Qh2 Rxh2+ 31. Kxh2 Qe5+ 32. Kh1 *", + "Moves": "e5h5", + "MovesSAN": "Qh5#", + "Themes": "endgame mate mateIn1 oneMove queenRookEndgame" + }, + { + "FEN": "2rq1rk1/4b1pp/1p2p3/p2nBp2/3P2Q1/P4NP1/1P3PBP/5RK1 w - - 0 19", + "PGN": "1. c4 e6 2. Nc3 c6 3. Nf3 d5 4. cxd5 cxd5 5. d4 Nf6 6. g3 Be7 7. Bg2 O-O 8. O-O Nc6 9. Bf4 b6 10. Qd3 a5 11. e4 Ba6 12. Qe3 Bxf1 13. Rxf1 dxe4 14. Nxe4 Nxe4 15. Qxe4 Nb4 16. a3 Nd5 17. Be5 Rc8 18. Qg4 f5 *", + "Moves": "g4g7", + "MovesSAN": "Qxg7#", + "Themes": "kingsideAttack master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r2b1nk1/p2qrN2/1pb1p2Q/2p1P1N1/3p3P/3P2P1/PPP2P1K/R3R3 w - - 0 23", + "PGN": "1. e4 c6 2. d3 d5 3. Nd2 e6 4. Ngf3 Nf6 5. g3 Be7 6. Bg2 O-O 7. O-O b6 8. Re1 Bb7 9. h4 c5 10. e5 Nfd7 11. Nf1 Nc6 12. N1h2 d4 13. Ng4 Re8 14. Bg5 Nf8 15. Kh2 h6 16. Bxh6 gxh6 17. Nxh6+ Kh7 18. Nxf7 Qd7 19. Qd2 Bd8 20. Qh6+ Kg8 21. N3g5 Re7 22. Bxc6 Bxc6 *", + "Moves": "h6h8", + "MovesSAN": "Qh8#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/5pk1/4pbp1/2q5/2r5/5BPQ/5PK1/7R w - - 0 42", + "PGN": "1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4 5. Nf3 Nbd7 6. O-O Rb8 7. a4 a6 8. a5 Bd6 9. Nbd2 b5 10. axb6 Nxb6 11. e4 Be7 12. Qc2 Bb7 13. Rd1 O-O 14. Ne5 Qxd4 15. Ndxc4 Qc5 16. Be3 Qb5 17. Ra5 Qe8 18. Nxb6 cxb6 19. Bxb6 Bxe4 20. Bxe4 Rxb6 21. Bg2 Qb8 22. Nc4 Rb4 23. Rxa6 Rc8 24. Rc6 Rxc6 25. Bxc6 Qc7 26. Ne3 Rb6 27. Rc1 Qb8 28. Nd1 h5 29. Bf3 h4 30. Qd2 hxg3 31. hxg3 Rd6 32. Qe2 Nd5 33. Nc3 Nxc3 34. bxc3 Bg5 35. Ra1 Qc7 36. c4 g6 37. Qe4 Kg7 38. Kg2 Qc5 39. Qg4 Bf6 40. Rh1 Rd4 41. Qh3 Rxc4 *", + "Moves": "h3h8", + "MovesSAN": "Qh8#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "3r1k1r/pB6/1n2Q2p/4bp2/1P6/2P2R1P/P4PP1/6K1 b - - 0 33", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. Nf3 Bg4 5. Be2 Bxf3 6. Bxf3 c6 7. d4 e6 8. O-O Nf6 9. Re1 Be7 10. Bd2 Qc7 11. Ne4 Nbd7 12. c3 h6 13. Qc2 c5 14. dxc5 Nxc5 15. Nxc5 Bxc5 16. Qa4+ Nd7 17. b4 Be7 18. Rad1 O-O 19. Bxh6 Nb6 20. Qb5 gxh6 21. Qh5 Qf4 22. Rd4 Qg5 23. Rg4 Qxg4 24. Qxg4+ Kh7 25. Be4+ Kh8 26. Qh5 Kg7 27. Re3 Rh8 28. Rg3+ Kf8 29. Bxb7 Rd8 30. h3 Bd6 31. Rf3 f5 32. Qg6 Be5 33. Qxe6 *", + "Moves": "d8d1", + "MovesSAN": "Rd1#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "rn6/pp5p/2qPR2Q/1N4rB/8/6Pk/PP3P2/6K1 b - - 0 35", + "PGN": "1. d4 d5 2. c4 dxc4 3. e4 e5 4. d5 Bd6 5. Bxc4 f5 6. Nc3 Nf6 7. exf5 Bxf5 8. Nf3 O-O 9. O-O Ng4 10. Bg5 Qd7 11. h3 Nf6 12. Re1 Bxh3 13. Bxf6 Rxf6 14. Nxe5 Bxe5 15. Rxe5 Bg4 16. Qe1 Rf8 17. Re7 Qd6 18. Nb5 Qc5 19. Rxc7 Qb6 20. d6+ Kh8 21. Rxg7 Kxg7 22. Qe5+ Rf6 23. Qg5+ Rg6 24. Qe7+ Kh6 25. Qh4+ Bh5 26. Re1 Qc6 27. Qf4+ Rg5 28. Re6+ Bg6 29. Qh4+ Rh5 30. Qf4+ Rg5 31. Qf8+ Kh5 32. Be2+ Kh4 33. Qh6+ Bh5 34. g3+ Kh3 35. Bxh5 *", + "Moves": "c6g2", + "MovesSAN": "Qg2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3r2k1/6pp/p3P3/1p6/8/4q3/PP1R2PP/3R3K w - - 0 31", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Nf6 5. e5 d5 6. Bb5 Ne4 7. O-O Bd7 8. Bxc6 Bxc6 9. Nxd4 Bc5 10. Be3 Bb6 11. f3 Ng5 12. Nc3 O-O 13. Qd2 Ne6 14. f4 Nxd4 15. Bxd4 Bxd4+ 16. Qxd4 Qh4 17. Nxd5 Rad8 18. c4 b5 19. Qc5 Bxd5 20. cxd5 a6 21. Rad1 Rd7 22. Qc6 Rfd8 23. Rd2 Qe7 24. Rfd1 Qb4 25. f5 Qf4 26. e6 fxe6 27. fxe6 Rd6 28. Qxc7 Qe3+ 29. Kh1 Rxd5 30. Qxd8+ Rxd8 *", + "Moves": "d2d8", + "MovesSAN": "Rxd8#", + "Themes": "endgame mate mateIn1 oneMove queenRookEndgame" + }, + { + "FEN": "r3kbnr/pp1n1p2/2pp4/4pQ2/4P2q/2NP1N2/PPP2PP1/R1B2RK1 b kq - 4 13", + "PGN": "1. e4 e5 2. Nf3 Qf6 3. Nc3 c6 4. d3 h6 5. Be2 g5 6. h3 d6 7. O-O g4 8. hxg4 Bxg4 9. Nh2 h5 10. Bxg4 hxg4 11. Qxg4 Nd7 12. Qf5 Qh4 13. Nf3 *", + "Moves": "h4h1", + "MovesSAN": "Qh1#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "5rk1/5pp1/6np/p7/2Q2P2/6Pn/6BP/6RK b - - 0 37", + "PGN": "1. e3 d5 2. b3 Nf6 3. Bb2 c5 4. g3 Nc6 5. Bg2 e6 6. Nc3 Be7 7. Nf3 Bd7 8. O-O O-O 9. Ne2 Rc8 10. Nf4 Bd6 11. a4 e5 12. Ne2 e4 13. Ng5 h6 14. Nh3 Be5 15. d4 exd3 16. Bxe5 dxe2 17. Qxe2 Nxe5 18. Rad1 Bg4 19. f3 Be6 20. c4 Qb6 21. Nf4 dxc4 22. Nxe6 Qxe6 23. bxc4 Qxc4 24. Qb2 Ng6 25. a5 Qa6 26. Ra1 b6 27. axb6 Qxb6 28. Qc2 c4 29. f4 Qxe3+ 30. Kh1 Ng4 31. Ra4 Rc7 32. Rb4 a5 33. Rxc4 Rxc4 34. Qxc4 Nf2+ 35. Kg1 Nh3+ 36. Kh1 Qg1+ 37. Rxg1 *", + "Moves": "h3f2", + "MovesSAN": "Nf2#", + "Themes": "endgame mate mateIn1 oneMove smotheredMate" + }, + { + "FEN": "3r1k2/p1p3pp/8/5B2/b7/P1P1RP2/1P4PP/2K5 b - - 0 25", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Nxc6 bxc6 6. Nc3 Qf6 7. f3 Ne7 8. Qd3 O-O 9. Be3 Bxe3 10. Qxe3 d5 11. O-O-O Be6 12. Re1 c5 13. exd5 Nxd5 14. Nxd5 Bxd5 15. a3 Rab8 16. c3 Bc6 17. Bc4 Rfe8 18. Qxc5 Ba4 19. Bd3 Rxe1+ 20. Rxe1 Qf4+ 21. Qe3 Qxe3+ 22. Rxe3 Kf8 23. Kd2 Rd8 24. Kc1 f5 25. Bxf5 *", + "Moves": "d8d1", + "MovesSAN": "Rd1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r3k2r/ppp2pp1/3p3p/4p1q1/2B1P3/4PP1b/PPP1NK2/R2QR3 b kq - 2 14", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 h6 5. h3 Nf6 6. Be3 Bb6 7. Nc3 Nd4 8. O-O d6 9. Ne2 Nxf3+ 10. gxf3 Bxh3 11. Re1 Bxe3 12. fxe3 Nxe4 13. dxe4 Qg5+ 14. Kf2 *", + "Moves": "g5g2", + "MovesSAN": "Qg2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2kr3r/B1pqbpp1/1p3n1p/3Pp3/4P3/P1N3P1/1PP1Q3/R3K2R w KQ - 0 16", + "PGN": "1. e4 e5 2. Nc3 Nc6 3. f4 exf4 4. Nf3 Be7 5. g3 fxg3 6. hxg3 d6 7. d4 Bg4 8. Be3 Nf6 9. Be2 Qd7 10. a3 h6 11. Qd2 O-O-O 12. d5 Ne5 13. Nxe5 dxe5 14. Bxa7 Bxe2 15. Qxe2 b6 *", + "Moves": "e2a6", + "MovesSAN": "Qa6#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r4rk1/pb3pp1/1p2pq1p/6N1/7P/3Q4/PPP2PP1/2KR3R w - - 0 17", + "PGN": "1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 dxe4 5. Nxe4 Be7 6. Nxf6+ Bxf6 7. Bxf6 Qxf6 8. Nf3 O-O 9. Bd3 Nd7 10. Qe2 c5 11. O-O-O cxd4 12. Nxd4 Nc5 13. Nf3 Nxd3+ 14. Qxd3 b6 15. h4 Bb7 16. Ng5 h6 *", + "Moves": "d3h7", + "MovesSAN": "Qh7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1b1k2r/pppn1pq1/4p3/3pP2p/3P4/2PNnN2/PP1QB1PP/R4RK1 b kq - 6 18", + "PGN": "1. e4 g6 2. d4 Bg7 3. c3 e6 4. Nf3 Ne7 5. Be3 d5 6. e5 Nd7 7. Be2 Nf5 8. Bf4 h5 9. Nbd2 Bh6 10. Bxh6 Nxh6 11. O-O g5 12. Ne1 g4 13. Nd3 Qg5 14. f4 gxf3 15. Nxf3 Qg7 16. Rf2 Ng4 17. Rf1 Ne3 18. Qd2 *", + "Moves": "g7g2", + "MovesSAN": "Qxg2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/R4pkp/6p1/p1p1b3/P7/1P5P/5qP1/5Q1K b - - 0 39", + "PGN": "1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. Nc3 d5 5. e3 O-O 6. Bd3 c5 7. O-O cxd4 8. exd4 Nc6 9. Re1 Re8 10. Bg5 Bg4 11. Be2 dxc4 12. Bxc4 Bxf3 13. Qxf3 Qxd4 14. Bb5 Qb6 15. Rab1 a6 16. Bc4 Rad8 17. Nd5 Nxd5 18. Bxd5 Rf8 19. Bxc6 bxc6 20. Bxe7 Rfe8 21. Bxd8 Rxd8 22. Re7 Rf8 23. b3 Qc5 24. Rc7 Qc2 25. Rd1 c5 26. a4 Bd4 27. Rf1 a5 28. h3 Bg7 29. Qd5 Bd4 30. Qc4 Qd2 31. Ra7 Kg7 32. Qb5 Bc3 33. Qc4 Bd4 34. Ra6 Re8 35. Qb5 Re1 36. Ra7 Qxf2+ 37. Kh2 Be5+ 38. Kh1 Rxf1+ 39. Qxf1 *", + "Moves": "f2f1", + "MovesSAN": "Qxf1#", + "Themes": "endgame hangingPiece mate mateIn1 oneMove" + }, + { + "FEN": "6k1/5p2/p2p2p1/3P3p/2PQKP2/Pq5P/6P1/8 b - - 4 35", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Bd3 a6 6. c4 e5 7. Nc2 Be6 8. Nc3 g6 9. Qe2 Bg7 10. O-O O-O 11. Bd2 Nc6 12. Rac1 Nd4 13. Nxd4 exd4 14. Nd5 Bxd5 15. exd5 Re8 16. Qf3 Rc8 17. b3 Nd7 18. Rce1 Ne5 19. Qg3 Nxd3 20. Qxd3 Qf6 21. h3 Re7 22. Re4 Rce8 23. Rfe1 Rxe4 24. Rxe4 Re5 25. f4 Rxe4 26. Qxe4 h5 27. Kf2 b5 28. Kf3 bxc4 29. bxc4 d3 30. Qxd3 Qb2 31. a3 Bd4 32. Be3 Bxe3 33. Qxe3 Qc2 34. Qd4 Qb3+ 35. Ke4 *", + "Moves": "f7f5", + "MovesSAN": "f5#", + "Themes": "endgame master mate mateIn1 oneMove queenEndgame" + }, + { + "FEN": "1rbq1k1r/p4p2/4p3/3pP1pN/2pn2B1/2p2Q2/P1P3PP/R4RK1 w - - 2 23", + "PGN": "1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. Be3 Bxc3+ 6. bxc3 c4 7. Nf3 Ne7 8. Be2 O-O 9. O-O Nf5 10. Qd2 Nc6 11. Ng5 h6 12. Nh3 b5 13. Bg4 Nxe3 14. Qxe3 Rb8 15. Nf4 b4 16. Nh5 g5 17. Nf6+ Kg7 18. Qh3 bxc3 19. f4 Rh8 20. fxg5 hxg5 21. Qf3 Nxd4 22. Nh5+ Kf8 *", + "Moves": "f3f7", + "MovesSAN": "Qxf7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r5rk/pp3Q1p/3p4/4p1q1/4B3/7b/PPP2PP1/3RR1K1 w - - 2 23", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nxd4 5. Qxd4 e6 6. Nc3 d6 7. Bc4 Nf6 8. O-O Be7 9. Bg5 e5 10. Qd2 O-O 11. Rad1 Qb6 12. Bb3 Rd8 13. Bxf6 Bxf6 14. Nd5 Qd4 15. Nxf6+ gxf6 16. Qh6 Qxe4 17. Qxf6 Bf5 18. Qxf7+ Kh8 19. Bd5 Qg4 20. h3 Qg5 21. Rfe1 Bxh3 22. Be4 Rg8 *", + "Moves": "f7h7", + "MovesSAN": "Qxh7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "4rkr1/4n3/4Qp2/p3p3/6p1/P4P1q/1P3P2/R5K1 w - - 0 33", + "PGN": "1. e4 d5 2. e5 e6 3. d4 c5 4. c3 Nc6 5. Nf3 f6 6. Bb5 Qb6 7. Bxc6+ bxc6 8. O-O cxd4 9. cxd4 c5 10. dxc5 Bxc5 11. Nc3 Bd7 12. h3 Qc7 13. Re1 a5 14. Na4 Bb4 15. a3 Bxe1 16. Nxe1 Qxe5 17. Nc5 Bc6 18. Nf3 Qd6 19. Be3 e5 20. Qe1 d4 21. Bxd4 Bxf3 22. gxf3 Qxd4 23. Ne6 Qd6 24. Nxg7+ Kf7 25. Nf5 Qe6 26. Ne3 Qxh3 27. Qd1 Ne7 28. Qb3+ Kf8 29. Qb7 Rg8+ 30. Ng4 Re8 31. Qd7 h5 32. Qe6 hxg4 *", + "Moves": "e6f6", + "MovesSAN": "Qxf6#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "5rk1/p4ppp/2p5/8/Q7/P5Pb/1R2rP1P/4R1K1 b - - 0 19", + "PGN": "1. d4 d5 2. c4 e6 3. Nf3 Bb4+ 4. Nbd2 Nf6 5. g3 c5 6. Bg2 Nc6 7. a3 Bxd2+ 8. Bxd2 cxd4 9. Nxd4 Nxd4 10. Bc3 Nc6 11. Bxf6 Qxf6 12. cxd5 exd5 13. Bxd5 Qxb2 14. Bxc6+ bxc6 15. O-O Bh3 16. Re1 O-O 17. Qa4 Rae8 18. Rab1 Rxe2 19. Rxb2 *", + "Moves": "e2e1", + "MovesSAN": "Rxe1#", + "Themes": "endgame hangingPiece mate mateIn1 oneMove" + }, + { + "FEN": "r2br1k1/1b1n1ppp/2qN1n2/2p1pNB1/p1P5/Pp1P4/1P3PPP/RB1QR1K1 b - - 11 23", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd8 4. Nf3 Nf6 5. Bb5+ c6 6. Ba4 a5 7. a3 b5 8. Bb3 a4 9. Ba2 e6 10. O-O Be7 11. d3 O-O 12. Ne2 Nbd7 13. Ned4 Bb7 14. c4 b4 15. Bb1 c5 16. Ne2 b3 17. Nc3 e5 18. Re1 Qb8 19. Nh4 Re8 20. Nf5 Bd8 21. Bg5 Qc7 22. Nb5 Qc6 23. Nbd6 *", + "Moves": "c6g2", + "MovesSAN": "Qxg2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1bqkb1r/pp2pppp/3p4/1N1PP3/Q4Pn1/2P5/6PP/n1B1KBNR w Kkq - 0 14", + "PGN": "1. e4 c5 2. a3 Nc6 3. b4 cxb4 4. axb4 Nxb4 5. c3 Nc6 6. d4 d6 7. Na3 Nf6 8. d5 Ne5 9. f4 Ned7 10. Qd4 Nc5 11. e5 Ng4 12. Nb5 Nb3 13. Qa4 Nxa1 *", + "Moves": "b5c7", + "MovesSAN": "Nc7#", + "Themes": "doubleCheck mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r3qr2/1p2bpk1/pnp1b1p1/3pP1N1/3P3Q/1P1B4/P4PPP/2R2RK1 w - - 0 25", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. c3 Nf6 4. d4 exd4 5. e5 Nd5 6. Qb3 Nb6 7. cxd4 d5 8. Bb5 Be7 9. Be3 O-O 10. O-O Be6 11. Nbd2 a6 12. Bd3 Na5 13. Qc2 Nac4 14. Bxh7+ Kh8 15. Nxc4 Nxc4 16. Bd3 g6 17. Bh6 Rg8 18. b3 Nb6 19. Rac1 c6 20. Qd2 Bg4 21. Ng5 Qe8 22. Qf4 Be6 23. Qh4 Rf8 24. Bg7+ Kxg7 *", + "Moves": "h4h7", + "MovesSAN": "Qh7#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "5r2/r5qk/3RQ2p/7P/N4p1n/1P3PPK/P7/3R4 b - - 2 34", + "PGN": "1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 O-O 5. e3 d6 6. Nge2 c5 7. O-O Nc6 8. b3 Bd7 9. Bb2 Qc8 10. d4 Bh3 11. Qd2 Bxg2 12. Kxg2 cxd4 13. Nxd4 Rd8 14. Nf3 Ne5 15. Rad1 e6 16. Nd4 a6 17. Nde2 b5 18. cxb5 axb5 19. h3 Qb7+ 20. f3 b4 21. Na4 Nd5 22. e4 Nc3 23. Nexc3 bxc3 24. Bxc3 f5 25. exf5 gxf5 26. Qg5 Rf8 27. Rxd6 Ng6 28. Bxg7 Qxg7 29. Rfd1 Ra7 30. h4 h6 31. Qe3 f4 32. Qxe6+ Kh7 33. h5 Nh4+ 34. Kh3 *", + "Moves": "g7g3", + "MovesSAN": "Qxg3#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2k4r/p1p2p2/1p2p3/2n1P3/2P3rq/1P4N1/PB4QP/3R2K1 w - - 3 30", + "PGN": "1. d4 b6 2. Nf3 Bb7 3. g3 e6 4. Bg2 Be7 5. b3 d6 6. Bb2 Nd7 7. O-O g5 8. Nbd2 Bf6 9. c4 h5 10. e3 g4 11. Nh4 Bxg2 12. Nxg2 Ne7 13. e4 Ng6 14. Re1 Qe7 15. Qe2 O-O-O 16. Nf1 Rdg8 17. Nf4 Nxf4 18. gxf4 h4 19. e5 Bg7 20. Kh1 g3 21. fxg3 hxg3 22. Nxg3 Qh4 23. Qf2 Bh6 24. Rf1 Bxf4 25. Rg1 Be3 26. Qg2 Bxg1 27. Kxg1 dxe5 28. dxe5 Nc5 29. Rd1 Rg4 *", + "Moves": "g2a8", + "MovesSAN": "Qa8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "4rrk1/ppp2p2/5p1p/3Pq3/2P5/P4BPb/4PK1P/2RQR3 b - - 11 22", + "PGN": "1. d4 d5 2. c4 e6 3. Nc3 Bb4 4. Bd2 Nf6 5. Nf3 Nc6 6. a3 Bxc3 7. bxc3 O-O 8. g3 Qe7 9. Bg5 h6 10. Bh4 e5 11. cxd5 e4 12. Ne5 Nxe5 13. dxe5 Qxe5 14. c4 e3 15. fxe3 Qxe3 16. Bxf6 gxf6 17. Bg2 Qc3+ 18. Kf2 Bf5 19. Rf1 Rae8 20. Rc1 Qe5 21. Bf3 Bh3 22. Re1 *", + "Moves": "e5e3", + "MovesSAN": "Qe3#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1bk1b1r/pppp1Bpp/3q1n2/6B1/6n1/2NP4/PPP2PPP/R3R1K1 w - - 0 12", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Bc4 Nxe4 4. Nxe5 Qe7 5. Bxf7+ Kd8 6. O-O Qxe5 7. d3 Nf6 8. Re1 Qd6 9. Qg4 Nc6 10. Bg5 Ne5 11. Nc3 Nxg4 *", + "Moves": "e1e8", + "MovesSAN": "Re8#", + "Themes": "mate mateIn1 middlegame oneMove pin" + }, + { + "FEN": "1k4r1/ppp2p2/3qN3/5QP1/7p/1P1P3K/P1P5/5R2 b - - 0 32", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nxe5 Nc6 4. Nxc6 dxc6 5. Nc3 Bc5 6. h3 Be6 7. d3 Bd4 8. Be3 c5 9. Qd2 Qd7 10. g4 O-O-O 11. Bg2 Rhe8 12. O-O h5 13. g5 Bxh3 14. f3 Nh7 15. Bxd4 cxd4 16. Ne2 Re5 17. f4 Rb5 18. b3 Qg4 19. Rf2 h4 20. Kh2 Bxg2 21. Rxg2 Qd7 22. Rf1 Nf8 23. f5 g6 24. Rg4 gxf5 25. exf5 Rxf5 26. Rxd4 Rd5 27. Rxd5 Qxd5 28. Qf4 Ne6 29. Qf5 Qd6+ 30. Kh3 Kb8 31. Nf4 Rg8 32. Nxe6 *", + "Moves": "d6g3", + "MovesSAN": "Qg3#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "1k1r3r/pp1b1pp1/2p1pb1p/8/3qNP2/3P1QP1/PPP3BP/1K1R3R b - - 1 18", + "PGN": "1. e4 d5 2. Nf3 dxe4 3. Ng5 Nf6 4. d3 e3 5. Bxe3 e6 6. Nc3 h6 7. Nge4 Be7 8. Qf3 Nbd7 9. O-O-O Ne5 10. Qe2 Nc6 11. f4 Nd4 12. Bxd4 Qxd4 13. Kb1 Bd7 14. g3 O-O-O 15. Bg2 Kb8 16. Qf3 c6 17. Nxf6 Bxf6 18. Ne4 *", + "Moves": "d4b2", + "MovesSAN": "Qxb2#", + "Themes": "mate mateIn1 middlegame oneMove queensideAttack" + }, + { + "FEN": "3rk3/2R4R/7p/1n4p1/8/6PP/5PK1/3r4 w - - 8 43", + "PGN": "1. e3 e5 2. d4 exd4 3. exd4 Nf6 4. Bg5 h6 5. Bxf6 Qxf6 6. Nf3 d6 7. d5 Bg4 8. Nbd2 Be7 9. Bb5+ c6 10. dxc6 bxc6 11. Bxc6+ Nxc6 12. Ne4 Qe6 13. O-O O-O 14. h3 Bxf3 15. Qxf3 Ne5 16. Qe2 Ng6 17. c3 d5 18. Ng3 Qxe2 19. Nxe2 Bc5 20. g3 Rfe8 21. Nc1 d4 22. Nb3 Bb6 23. Nxd4 Bxd4 24. cxd4 Re2 25. b4 Rd8 26. Rfd1 Rb2 27. d5 Rxb4 28. Kf1 Ne7 29. d6 Nc6 30. Rd5 Rd4 31. Rc5 R4xd6 32. Rac1 Nb4 33. R1c4 Nxa2 34. Ra5 Rd2 35. Rxa7 Rd1+ 36. Kg2 Nc1 37. Rcc7 Ne2 38. Rxf7 g5 39. Rg7+ Kf8 40. Raf7+ Ke8 41. Rh7 Nc3 42. Rc7 Nb5 *", + "Moves": "h7h8", + "MovesSAN": "Rh8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "1r1r1bk1/pbR2N2/7p/Q5p1/4P3/2P3P1/PPN2PP1/1K1R4 b - - 0 32", + "PGN": "1. d4 Nf6 2. Bg5 Ne4 3. Bf4 d6 4. e3 g6 5. Bd3 Nf6 6. Bg5 Bg7 7. Nf3 Nbd7 8. Nbd2 O-O 9. c3 h6 10. Bh4 g5 11. Bg3 Nh5 12. Nb3 Nxg3 13. hxg3 e5 14. dxe5 dxe5 15. Qc2 Qe7 16. Be4 Nf6 17. O-O-O Nxe4 18. Qxe4 c6 19. Nbd4 Qf6 20. Nc2 Bf5 21. Qb4 b5 22. Rd6 Be6 23. Rxc6 Rfd8 24. Qxb5 Qe7 25. Qa6 Rab8 26. e4 Bf8 27. Nxe5 Bc8 28. Qa5 Bb7 29. Rc7 Qd6 30. Nxf7 Qd2+ 31. Kb1 Qd1+ 32. Rxd1 *", + "Moves": "d8d1", + "MovesSAN": "Rxd1#", + "Themes": "backRankMate mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2k3rr/1p1b1p2/p1n1pN1p/2Pp4/5PqQ/8/PPP3P1/1K1R1B1R b - - 6 21", + "PGN": "1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. h4 a6 7. Qg4 Bxg5 8. hxg5 c5 9. dxc5 Nc6 10. O-O-O Ndxe5 11. Qg3 h6 12. gxh6 gxh6 13. f4 Ng6 14. Nf3 Qf6 15. Ne2 Bd7 16. Kb1 O-O-O 17. Nh4 Nxh4 18. Qxh4 Qg7 19. Ng3 Rdg8 20. Nh5 Qg4 21. Nf6 *", + "Moves": "g4d1", + "MovesSAN": "Qxd1#", + "Themes": "hangingPiece master mate mateIn1 middlegame oneMove queensideAttack" + }, + { + "FEN": "r3k2r/pp3p2/2p2pP1/2bb4/8/2P3NP/PP4P1/R1B2R1K b kq - 0 19", + "PGN": "1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Bd3 Qxd4 6. Nxf6+ exf6 7. c3 Qd8 8. Ne2 Be7 9. Qc2 Bg4 10. Ng3 Nd7 11. O-O Ne5 12. Bxh7 g6 13. h3 Be6 14. f4 Qd3 15. Bxg6 Qxg6 16. Qxg6 Bc5+ 17. Kh1 Nxg6 18. f5 Bd5 19. fxg6 *", + "Moves": "h8h3", + "MovesSAN": "Rxh3#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove pin" + }, + { + "FEN": "2n1r3/pp3RK1/1k6/1P6/PBP4p/8/6n1/8 w - - 0 46", + "PGN": "1. e4 c5 2. Nc3 d6 3. f4 e6 4. Nf3 Nd7 5. f5 exf5 6. exf5 Ngf6 7. d4 cxd4 8. Nxd4 Ne5 9. Bd3 Be7 10. O-O Qb6 11. Bb5+ Bd7 12. Bxd7+ Nfxd7 13. Nd5 Qd8 14. f6 gxf6 15. Nf5 Nc6 16. Re1 Nde5 17. Bh6 Kd7 18. Bg7 Rg8 19. Nxf6+ Bxf6 20. Qxd6+ Kc8 21. Bxf6 Nf3+ 22. Kf2 Qxd6 23. Nxd6+ Kd7 24. Red1 Ke6 25. Bc3 Nxh2 26. Re1+ Kxd6 27. Rad1+ Kc7 28. b4 Ng4+ 29. Kf3 Rad8 30. b5 Nb8 31. Re7+ Rd7 32. Rexd7+ Nxd7 33. Rh1 Ndf6 34. a4 Kb6 35. Bb4 Ne5+ 36. Kf4 Ng6+ 37. Kf5 Nd5 38. Bd2 Rh8 39. c4 Nde7+ 40. Kf6 h5 41. Bb4 Nc8 42. Kxf7 Nf4 43. Rf1 Nxg2 44. Kg7 Re8 45. Rf7 h4 *", + "Moves": "a4a5", + "MovesSAN": "a5#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "3r2k1/1p3ppp/p1p2b1B/4p3/P3P3/1P4Q1/2P2PPP/3R2K1 b - - 0 27", + "PGN": "1. e4 e5 2. Nf3 d6 3. d4 c6 4. dxe5 Bg4 5. Be2 Qa5+ 6. Bd2 Qb6 7. b3 Bxf3 8. Bxf3 dxe5 9. O-O Nf6 10. Be3 Bc5 11. Bg5 Be7 12. Be3 Bc5 13. Bg5 Be7 14. Be3 Qc7 15. Qe2 O-O 16. Nd2 Nbd7 17. Rfd1 Nb6 18. Nc4 Nxc4 19. Qxc4 a6 20. Qe2 Rad8 21. a4 Rd7 22. Bg4 Nxg4 23. Qxg4 Rfd8 24. Bh6 Bf6 25. Rxd7 Qxd7 26. Qg3 Qd1+ 27. Rxd1 *", + "Moves": "d8d1", + "MovesSAN": "Rxd1#", + "Themes": "backRankMate endgame mate mateIn1 oneMove" + }, + { + "FEN": "7k/2r2p1p/2n5/3p1p2/1Q1P4/1KP1q3/7P/5R2 w - - 0 33", + "PGN": "1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 a6 6. Bg5 e6 7. Bxf6 gxf6 8. cxd5 Bb4 9. Qb3 Bxc3+ 10. bxc3 exd5 11. Nf3 Nc6 12. Be2 O-O 13. O-O b5 14. a4 bxa4 15. Qxa4 Qd6 16. Rfb1 Ne7 17. Qa5 Kh8 18. Rb6 Qf4 19. Bxa6 Rg8 20. Ne1 Bh3 21. Qc5 Bxg2 22. Nxg2 Qg5 23. Kf1 Qxg2+ 24. Ke2 Qe4+ 25. Kd2 Qf4+ 26. Kc2 Qxf2+ 27. Kb3 Qe3 28. Rf1 Rxa6 29. Rxa6 Rc8 30. Qb4 f5 31. Ra7 Nc6 32. Rc7 Rxc7 *", + "Moves": "b4f8", + "MovesSAN": "Qf8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "8/4N1pk/4Kp2/2R5/2P1P1P1/5rr1/8/8 w - - 6 42", + "PGN": "1. e4 c5 2. b3 Nc6 3. Bb2 d6 4. f4 Nf6 5. Qf3 e5 6. Bb5 Qc7 7. Ne2 Be7 8. fxe5 dxe5 9. Bxc6+ bxc6 10. d3 O-O 11. Nd2 Be6 12. h3 Nd7 13. g4 Bh4+ 14. Kd1 a5 15. a4 Rab8 16. Bc3 Rfd8 17. Qe3 Qb6 18. Nf3 Be7 19. Nxe5 Nxe5 20. Bxe5 c4 21. Qxb6 Rxb6 22. bxc4 Rb7 23. Ke1 f6 24. Bc3 Bb4 25. Bxb4 Rxb4 26. Kf2 Rb2 27. Rhc1 h5 28. Nf4 Bd7 29. Nxh5 Rdb8 30. Ke3 R8b4 31. Nf4 c5 32. Ne2 Bxa4 33. Nc3 Bxc2 34. Rxa5 R4b3 35. Rxc2 Rxc2 36. Nd5 Rh2 37. Rxc5 Rxh3+ 38. Kf4 Rbxd3 39. Kf5 Rdf3+ 40. Ke6 Rhg3 41. Ne7+ Kh7 *", + "Moves": "c5h5", + "MovesSAN": "Rh5#", + "Themes": "anastasiaMate endgame master mate mateIn1 oneMove" + }, + { + "FEN": "r3r1k1/pp3ppp/1n6/2bP4/4P2q/5P1P/PPQ1B1P1/R1B2K1R b - - 2 17", + "PGN": "1. e4 e5 2. c4 Nf6 3. Nc3 Bc5 4. Nf3 c6 5. h3 d5 6. cxd5 cxd5 7. exd5 e4 8. Ng5 Bf5 9. Qa4+ Nbd7 10. Ngxe4 Qe7 11. f3 Nxe4 12. Nxe4 O-O 13. d3 Nb6 14. Qc2 Rfe8 15. Be2 Bxe4 16. dxe4 Qh4+ 17. Kf1 *", + "Moves": "h4f2", + "MovesSAN": "Qf2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "rn3rk1/pp4pp/1bppN3/3Pp2Q/N1P3n1/7P/PP4P1/R1B2R1K b - - 2 16", + "PGN": "1. d4 e5 2. d5 Bc5 3. c4 c6 4. e4 d6 5. Nf3 f5 6. exf5 Bxf5 7. Bd3 Qd7 8. O-O Nf6 9. Nc3 O-O 10. Na4 Bb6 11. Ng5 Ng4 12. Bxf5 Qxf5 13. Ne6 Qh5 14. h3 Nxf2 15. Qxh5 Ng4+ 16. Kh1 *", + "Moves": "f8f1", + "MovesSAN": "Rxf1#", + "Themes": "hangingPiece kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3r2k1/p4p1p/6p1/n7/5NP1/P1p4q/B3r2B/1QR3RK b - - 0 34", + "PGN": "1. d4 Nf6 2. c4 c5 3. e3 d5 4. cxd5 Nxd5 5. Nc3 cxd4 6. exd4 Nc6 7. Bc4 Nf6 8. Nge2 g6 9. O-O Bg7 10. h3 O-O 11. Be3 Bf5 12. a3 Ne4 13. f3 Nxc3 14. bxc3 Na5 15. Ba2 Rc8 16. Rc1 b5 17. g4 Bd7 18. Nf4 Qc7 19. Nd5 Qg3+ 20. Kh1 Qxh3+ 21. Kg1 Qg3+ 22. Kh1 Rfe8 23. Bf4 Qh3+ 24. Kg1 e6 25. Ne3 e5 26. Bh2 exd4 27. Ng2 dxc3 28. Qxd7 Rcd8 29. Qxb5 Bd4+ 30. Kh1 Re5 31. Qb1 Re2 32. Rg1 Be5 33. f4 Bxf4 34. Nxf4 *", + "Moves": "h3h2", + "MovesSAN": "Qxh2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2rq1rk1/p4ppp/b3p3/8/2PpQ3/1P1B4/P2b1PPP/R4RK1 w - - 0 16", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. c4 Nf6 6. Nc3 Bb4 7. Nxc6 bxc6 8. Bd3 O-O 9. O-O Ba6 10. Bd2 d5 11. exd5 cxd5 12. b3 Rc8 13. Qe2 d4 14. Ne4 Nxe4 15. Qxe4 Bxd2 *", + "Moves": "e4h7", + "MovesSAN": "Qxh7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "1R6/1brk1pp1/p3p2p/2Bp4/2p5/5N2/P4PPP/6K1 w - - 1 27", + "PGN": "1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 a6 5. Bc4 b5 6. Bb3 e6 7. Nf3 Bb7 8. Qd4 Nc6 9. Qd1 d6 10. O-O Nf6 11. Bg5 Be7 12. Rc1 h6 13. Bh4 Nxe4 14. Bxe7 Nxc3 15. Bxd8 Nxd1 16. Bb6 Nxb2 17. Rc3 d5 18. Bc5 Rc8 19. Ba3 Nc4 20. Bxc4 bxc4 21. Rb1 Rc7 22. Rc2 Kd7 23. Rcb2 Rb8 24. Bc5 Ba8 25. Rxb8 Nxb8 26. Rxb8 Bb7 *", + "Moves": "f3e5", + "MovesSAN": "Ne5#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "5rk1/1pr2pp1/p6p/3pN3/1N6/P5Pn/1PP3PP/1R1Q2RK b - - 0 26", + "PGN": "1. d4 Nf6 2. Nc3 d5 3. Bf4 Bf5 4. Nf3 e6 5. a3 c5 6. e3 Nc6 7. Bd3 Bxd3 8. Qxd3 h6 9. O-O Rc8 10. Rfe1 Bd6 11. Bg3 O-O 12. Rad1 cxd4 13. exd4 Na5 14. Nb5 Bxg3 15. fxg3 a6 16. Nc3 Nc4 17. Rb1 Qa5 18. Na2 Ne4 19. Nb4 Rc7 20. Qd1 e5 21. dxe5 Nxe5 22. Nxe5 Qc5+ 23. Kh1 Nf2+ 24. Kg1 Nh3+ 25. Kh1 Qg1+ 26. Rxg1 *", + "Moves": "h3f2", + "MovesSAN": "Nf2#", + "Themes": "mate mateIn1 middlegame oneMove smotheredMate" + }, + { + "FEN": "6k1/7p/4p1pb/2N1P3/2PRK3/2r3P1/8/8 b - - 4 40", + "PGN": "1. e4 g6 2. d4 Bg7 3. f4 c5 4. e5 cxd4 5. Qxd4 Nc6 6. Qd1 Nh6 7. Bb5 O-O 8. Bxc6 bxc6 9. Nf3 d5 10. c3 Nf5 11. O-O Qb6+ 12. Kh1 Ne3 13. Bxe3 Qxe3 14. Qc1 Qb6 15. Qc2 Rb8 16. b3 Bf5 17. Qf2 Bxb1 18. Qxb6 axb6 19. Raxb1 e6 20. a4 c5 21. Rfd1 Rfc8 22. Kg1 Bf8 23. Kf1 b5 24. axb5 Rxb5 25. c4 dxc4 26. bxc4 Rb4 27. Rdc1 Rcb8 28. Nd2 Bh6 29. g3 Bg7 30. Ke2 f6 31. Rxb4 Rxb4 32. Nf3 fxe5 33. fxe5 Rb2+ 34. Nd2 Bh6 35. Rd1 Rb8 36. Ne4 Rb2+ 37. Kf3 Rxh2 38. Nxc5 Rc2 39. Rd4 Rc3+ 40. Ke4 *", + "Moves": "c3e3", + "MovesSAN": "Re3#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r4r1k/pp3ppp/2p5/2n1N3/8/1BP1P1qb/P2P2P1/R1BQ1RK1 b - - 0 16", + "PGN": "1. c4 e5 2. Nc3 Nf6 3. e3 d5 4. cxd5 Nxd5 5. Bb5+ c6 6. Ba4 Nxc3 7. bxc3 Bd6 8. Bb3 O-O 9. Ne2 Kh8 10. O-O Nd7 11. f4 Nc5 12. fxe5 Bxe5 13. Nd4 Qh4 14. h3 Qg3 15. Nf3 Bxh3 16. Nxe5 *", + "Moves": "g3g2", + "MovesSAN": "Qxg2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2r5/5pp1/p7/1prnPpNp/5P2/1PPpk2P/1P3RP1/2RK4 w - - 3 35", + "PGN": "1. e4 c6 2. Nc3 d5 3. Qf3 Nf6 4. e5 Ng4 5. d4 c5 6. Qxd5 cxd4 7. Qxd8+ Kxd8 8. Nb5 Nc6 9. f4 a6 10. Na3 Bf5 11. Nf3 e6 12. h3 Bb4+ 13. Bd2 Bxd2+ 14. Kxd2 Nf2 15. Rg1 Ne4+ 16. Ke1 Ng3 17. Bd3 Ke7 18. Kf2 Ne4+ 19. Ke1 h5 20. Rd1 Rad8 21. Nc4 b5 22. Ncd2 Nc5 23. Bxf5 exf5 24. Nb3 Nxb3 25. axb3 Nb4 26. Kd2 Rd5 27. Rc1 Rc8 28. Ne1 Rdc5 29. Rf1 Ke6 30. Rf2 Kd5 31. Kd1 Ke4 32. Nf3 d3 33. c3 Nd5 34. Ng5+ Ke3 *", + "Moves": "f2f3", + "MovesSAN": "Rf3#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "r1q2rk1/2p2pp1/p2p3p/1p1Pp3/4Pn2/1BP2N1P/PP5K/R2Q2R1 b - - 0 21", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O b5 6. Bb3 Bc5 7. Re1 O-O 8. c3 d6 9. h3 h6 10. d4 Bb6 11. d5 Ne7 12. Nbd2 Ng6 13. Nf1 Bd7 14. Ng3 Qc8 15. Kh2 Bxf2 16. Rf1 Bxg3+ 17. Kxg3 Nh5+ 18. Kh2 Ngf4 19. Bxf4 Nxf4 20. Rg1 Bxh3 21. gxh3 *", + "Moves": "c8h3", + "MovesSAN": "Qxh3#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1b1r1k1/p1p2ppp/2p5/6n1/2P5/P4N2/6PP/R3RK2 w - - 0 19", + "PGN": "1. d4 e6 2. e4 d5 3. c4 dxe4 4. f3 exf3 5. Nxf3 Nf6 6. Nc3 Bb4 7. Bg5 O-O 8. a3 Bxc3+ 9. bxc3 Nc6 10. Bd3 e5 11. d5 e4 12. Bxe4 Qe8 13. Qe2 Nxe4 14. dxc6 Nxc3 15. Qxe8 Rxe8+ 16. Kf2 bxc6 17. Rhe1 Ne4+ 18. Kf1 Nxg5 *", + "Moves": "e1e8", + "MovesSAN": "Rxe8#", + "Themes": "backRankMate hangingPiece mate mateIn1 middlegame oneMove" + }, + { + "FEN": "1kr5/pp1QP3/8/3p4/7p/8/PP2p3/1K6 b - - 0 34", + "PGN": "1. e4 c6 2. d4 d5 3. e5 h5 4. Bd3 Bg4 5. f3 Be6 6. f4 g6 7. Nf3 Bg4 8. h3 Bxf3 9. Qxf3 e6 10. Nc3 Nh6 11. Ne2 h4 12. Bd2 Nf5 13. O-O-O Qb6 14. c3 Nd7 15. g4 hxg3 16. Nxg3 Nxg3 17. Qxg3 O-O-O 18. h4 c5 19. Be3 Kb8 20. Kb1 cxd4 21. cxd4 Ba3 22. Rh2 Rc8 23. Ka1 Be7 24. h5 Rxh5 25. Rxh5 gxh5 26. f5 h4 27. Qg7 exf5 28. Qxf7 f4 29. Qxe7 fxe3 30. Qxd7 Qxd4 31. e6 e2 32. Rb1 Qxd3 33. e7 Qxb1+ 34. Kxb1 *", + "Moves": "e2e1q", + "MovesSAN": "e1=Q#", + "Themes": "advancedPawn endgame master mate mateIn1 oneMove promotion" + }, + { + "FEN": "5r1k/2q4p/p2p1p1Q/1p2pP2/1R6/2r1N3/P4PPP/6K1 w - - 2 26", + "PGN": "1. e4 c5 2. Nf3 e6 3. Nc3 a6 4. Be2 Nc6 5. d4 cxd4 6. Nxd4 Bc5 7. Nb3 Ba7 8. Bf4 e5 9. Bg3 Nf6 10. O-O O-O 11. Bh4 Nd4 12. Nd5 d6 13. Bxf6 gxf6 14. Bg4 f5 15. Nxd4 Bxd4 16. Bxf5 Bxb2 17. Qg4+ Kh8 18. Qh5 Bxf5 19. exf5 Bxa1 20. Qh6 f6 21. Rxa1 Rc8 22. c3 Rc5 23. Ne3 Rxc3 24. Rb1 b5 25. Rb4 Qc7 *", + "Moves": "h6f8", + "MovesSAN": "Qxf8#", + "Themes": "endgame hangingPiece mate mateIn1 oneMove" + }, + { + "FEN": "r6k/pbp2rp1/5p1p/2p2N1Q/2P1qP2/1P1RP3/P5PP/3R2K1 b - - 1 23", + "PGN": "1. Nf3 Nc6 2. d4 e5 3. dxe5 Bc5 4. Bg5 Nge7 5. e3 d6 6. exd6 Bxd6 7. Bb5 O-O 8. Bxc6 bxc6 9. O-O f6 10. Bh4 Ba6 11. Re1 Qb8 12. b3 Nf5 13. c4 Nxh4 14. Nxh4 c5 15. Nc3 Bb7 16. Nf5 Be5 17. Rc1 Qe8 18. f4 Bxc3 19. Rxc3 Kh8 20. Qg4 Rf7 21. Rd3 Qe4 22. Red1 h6 23. Qh5 *", + "Moves": "e4g2", + "MovesSAN": "Qxg2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3rk3/5p2/1pN1p2p/1Pn3p1/4P3/r1P2P2/6PP/3R2K1 w - - 0 32", + "PGN": "1. d4 e6 2. e4 c5 3. Nf3 cxd4 4. Nxd4 Bc5 5. Nb3 Bb6 6. Nc3 Nf6 7. Bg5 h6 8. Bh4 g5 9. Bg3 d6 10. Bxd6 Ng4 11. Bc5 Bxc5 12. Qxd8+ Kxd8 13. Nxc5 b6 14. Rd1+ Ke7 15. Nb3 Bb7 16. f3 Nf6 17. Bc4 Nc6 18. Nb5 Nb4 19. Bd3 Rhc8 20. c3 Nxd3+ 21. Rxd3 a6 22. N5d4 a5 23. a4 Ba6 24. Nb5 Bxb5 25. axb5 a4 26. Nd4 a3 27. bxa3 Rxa3 28. Nc6+ Ke8 29. O-O Nd7 30. Rfd1 Nc5 31. Rd8+ Rxd8 *", + "Moves": "d1d8", + "MovesSAN": "Rxd8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r3k2r/p3pp1p/2p2pbb/q2N4/8/8/PPP1QPPP/1K1R2NR w kq - 0 14", + "PGN": "1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Nc3 Nf6 5. Bg5 Bf5 6. Bd3 Bg6 7. Qe2 Nc6 8. Bxf6 gxf6 9. O-O-O Nxd4 10. Bb5+ Nc6 11. Nxd5 Bh6+ 12. Kb1 Qa5 13. Bxc6+ bxc6 *", + "Moves": "e2e7", + "MovesSAN": "Qxe7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "1r4k1/2b2ppp/Q1p5/2ppq3/P7/2P1P3/1P3PPP/3R1RK1 b - - 0 23", + "PGN": "1. d4 e5 2. dxe5 Nc6 3. Nf3 Nge7 4. Bf4 Ng6 5. Bg3 Bc5 6. c3 O-O 7. Nbd2 Re8 8. Nb3 Bb6 9. e3 Ncxe5 10. Nxe5 Nxe5 11. Be2 d6 12. O-O Bd7 13. Nd4 a6 14. a4 c5 15. Nf3 Qf6 16. Nxe5 Rxe5 17. Bxe5 Qxe5 18. Bf3 Rb8 19. Qd2 Bc6 20. Bxc6 bxc6 21. Rad1 Bc7 22. Qd3 d5 23. Qxa6 *", + "Moves": "e5h2", + "MovesSAN": "Qxh2#", + "Themes": "endgame kingsideAttack mate mateIn1 oneMove" + }, + { + "FEN": "8/5p1k/5KbP/PRP3P1/4r3/8/8/8 b - - 4 55", + "PGN": "1. Nc3 a5 2. e4 e5 3. Nf3 Nc6 4. g3 Nf6 5. Bg2 Bb4 6. h3 Bxc3 7. dxc3 Nxe4 8. O-O Nf6 9. Re1 d6 10. Bg5 O-O 11. Qd2 Bf5 12. Rad1 h6 13. Be3 Re8 14. Kh2 Ne4 15. Qc1 Qf6 16. Nh4 Bh7 17. Rf1 Rad8 18. f4 exf4 19. Bxf4 Qe6 20. Rde1 g5 21. Bxe4 Bxe4 22. Bxg5 hxg5 23. Qxg5+ Kf8 24. Qf4 d5 25. Rf2 Ne5 26. Ref1 Rd7 27. g4 Ng6 28. Nxg6+ Bxg6 29. h4 Qd6 30. h5 Qxf4+ 31. Rxf4 Be4 32. g5 Kg7 33. Kg3 Re5 34. Kh4 Rd8 35. R1f2 Rh8 36. Rf6 Re7 37. h6+ Kg8 38. R2f4 Bg6 39. c4 Re6 40. cxd5 Rd6 41. c4 Kh7 42. b3 Rxf6 43. Rxf6 Re8 44. d6 cxd6 45. Rxd6 Re4+ 46. Kg3 Re2 47. Rd7 Rxa2 48. Rxb7 Rb2 49. Rb5 a4 50. bxa4 Ra2 51. a5 Ra3+ 52. Kf4 Rc3 53. c5 Rc4+ 54. Ke5 Re4+ 55. Kf6 *", + "Moves": "e4e6", + "MovesSAN": "Re6#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "8/7Q/3p4/2b1pP2/4Pk2/8/4K3/q1r5 w - - 0 52", + "PGN": "1. e4 Nc6 2. f4 b6 3. Nf3 Bb7 4. d3 e6 5. Nc3 Nf6 6. Be2 Bb4 7. Bd2 d6 8. O-O O-O 9. f5 exf5 10. exf5 Ne5 11. Bg5 Qd7 12. Bxf6 gxf6 13. Nxe5 fxe5 14. Ne4 Bc5+ 15. Kh1 Bxe4 16. dxe4 f6 17. Rf3 Kh8 18. Rh3 Rg8 19. Bc4 Rg7 20. Qh5 c6 21. Rd1 b5 22. Be6 Qe7 23. c3 a5 24. Rdd3 b4 25. Rdg3 bxc3 26. bxc3 Rb8 27. Qd1 Rb2 28. Rxg7 Qxg7 29. Rg3 Qf8 30. Rg8+ Qxg8 31. Bxg8 Kxg8 32. Qg4+ Kh8 33. h3 Rxa2 34. Qh4 Kg7 35. Qg4+ Kf8 36. Qh4 Kg7 37. g4 Ra1+ 38. Kg2 Rc1 39. Qh5 Rc2+ 40. Kh1 Rc1+ 41. Kg2 Rc2+ 42. Kf1 Rxc3 43. Qe8 a4 44. Qxc6 Rc1+ 45. Ke2 a3 46. Qb7+ Kh6 47. h4 a2 48. g5+ fxg5 49. hxg5+ Kxg5 50. Qg7+ Kf4 51. Qxh7 a1=Q *", + "Moves": "h7h4", + "MovesSAN": "Qh4#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "1r3r2/4p1k1/p2p2p1/q5P1/2B5/2p2P2/PPP4Q/1K1R4 w - - 2 24", + "PGN": "1. e4 c5 2. Nc3 Nc6 3. Nge2 g6 4. d4 cxd4 5. Nxd4 Bg7 6. Be3 d6 7. Qd2 Nf6 8. f3 O-O 9. O-O-O Nxd4 10. Bxd4 Be6 11. Kb1 a6 12. g4 b5 13. h4 b4 14. Nd5 Bxd5 15. exd5 Rb8 16. h5 Qa5 17. hxg6 fxg6 18. g5 Nxd5 19. Bxg7 Nc3+ 20. Bxc3 bxc3 21. Bc4+ Kg7 22. Rxh7+ Kxh7 23. Qh2+ Kg7 *", + "Moves": "h2h6", + "MovesSAN": "Qh6#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "7k/p3qp1p/2p1r2P/2Pp1pQ1/8/2N3P1/P7/6K1 w - - 0 36", + "PGN": "1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 d5 5. c5 O-O 6. Nf3 Nbd7 7. Nc3 c6 8. O-O b6 9. b4 bxc5 10. bxc5 Qa5 11. Bd2 Qa6 12. Rb1 Re8 13. Ne5 Nxe5 14. dxe5 Nd7 15. e4 e6 16. exd5 exd5 17. Be3 Nxe5 18. Bd4 Bf5 19. Re1 Nd3 20. Rxe8+ Rxe8 21. Bxg7 Kxg7 22. Bf1 Qc4 23. Bxd3 Bxd3 24. Rc1 Qa6 25. h3 Be4 26. Qd4+ Kg8 27. f3 Bxf3 28. Rf1 Be4 29. Qf6 Qb7 30. h4 Bf5 31. h5 Re6 32. Qd8+ Kg7 33. Qg5 Qe7 34. h6+ Kh8 35. Rxf5 gxf5 *", + "Moves": "g5g7", + "MovesSAN": "Qg7#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r1b2r1k/p1q4p/2p4Q/bp6/2PP1P2/3B3p/PPK5/6R1 w - - 2 27", + "PGN": "1. c4 e5 2. Nc3 c6 3. d3 d5 4. Nf3 d4 5. Ne4 Be7 6. Nxe5 Qa5+ 7. Bd2 Qxe5 8. f4 Qc7 9. g3 Nf6 10. Nf2 Ng4 11. e4 dxe3 12. Nxg4 exd2+ 13. Kxd2 O-O 14. Qf3 Bb4+ 15. Kc2 Nd7 16. Re1 Bxe1 17. d4 b5 18. Bd3 Ba5 19. Nh6+ gxh6 20. Qg4+ Kh8 21. Qf5 Nf6 22. Qxf6+ Kg8 23. Qxh6 f5 24. g4 fxg4 25. h3 gxh3 26. Rg1+ Kh8 *", + "Moves": "h6f8", + "MovesSAN": "Qxf8#", + "Themes": "hangingPiece kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/1p3B2/p1p3p1/1k1p4/P3qP2/1KQ5/1PP5/8 b - - 0 41", + "PGN": "1. e4 e5 2. Nf3 d6 3. Bc4 h6 4. Nc3 Nf6 5. d4 exd4 6. Nxd4 Bd7 7. O-O Be7 8. Qf3 Nc6 9. Nxc6 Bxc6 10. Bd3 Qd7 11. Qg3 Rg8 12. Bxh6 Nh5 13. Qf3 g6 14. Be3 a6 15. Bc4 Nf6 16. Bg5 Qd8 17. Rad1 Nd7 18. Bxe7 Qxe7 19. Nd5 Bxd5 20. Bxd5 c6 21. Bc4 Rg7 22. Qf4 Ne5 23. Bb3 O-O-O 24. Qe3 Rh7 25. Qa7 Qg5 26. f4 Nf3+ 27. Rxf3 Qh5 28. Rh3 Qxd1+ 29. Kf2 Qd2+ 30. Kf3 Rxh3+ 31. gxh3 Qxh2 32. Bxf7 Qxh3+ 33. Ke2 Qg2+ 34. Kd3 Rf8 35. Qa8+ Kc7 36. Qxf8 Qf3+ 37. Kc4 Qxe4+ 38. Kb3 d5 39. Qg7 Kb6 40. Qc3 Kb5 41. a4+ *", + "Moves": "e4a4", + "MovesSAN": "Qxa4#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r6r/p5pp/3N1pk1/3Q4/3PpB2/5bPq/PPP1NP1n/R3K3 w Q - 7 22", + "PGN": "1. e4 d5 2. exd5 Nf6 3. Bb5+ c6 4. dxc6 Nxc6 5. Nc3 e5 6. Nf3 e4 7. Qe2 Bf5 8. Ne5 Qc7 9. d4 Bd6 10. Bxc6+ bxc6 11. Nc4 Bxh2 12. g3 Bg4 13. Qe3 Bf3 14. Rxh2 Ng4 15. Qg5 Nxh2 16. Bf4 f6 17. Qc5 Qe7 18. Qxc6+ Kf7 19. Nd6+ Kg6 20. Qd5 Qd7 21. Ne2 Qh3 *", + "Moves": "d5f7", + "MovesSAN": "Qf7#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2r3k1/pp3pp1/6p1/3Q4/8/2P2P1n/PP4PP/R5NK b - - 0 26", + "PGN": "1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c3 Nc6 5. Na3 Nf6 6. Bd3 Bg4 7. f3 Bh5 8. Nc2 e6 9. Bf4 Bd6 10. Bxd6 Qxd6 11. Ne2 O-O 12. O-O Rac8 13. Ne3 Rfe8 14. Ng3 Bg6 15. Re1 e5 16. Bxg6 hxg6 17. dxe5 Nxe5 18. Qb3 Nd3 19. Re2 Qf4 20. Nxd5 Nxd5 21. Qxd5 Rxe2 22. Nxe2 Qe3+ 23. Kh1 Nf2+ 24. Kg1 Nh3+ 25. Kh1 Qg1+ 26. Nxg1 *", + "Moves": "h3f2", + "MovesSAN": "Nf2#", + "Themes": "endgame mate mateIn1 oneMove smotheredMate" + }, + { + "FEN": "r1b3kr/ppp2ppp/5q2/2B5/2p5/8/Pb3PPP/RN1QR1K1 w - - 2 14", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. e5 d5 7. exf6 dxc4 8. cxd4 Nxd4 9. Nxd4 Bxd4 10. O-O Qxf6 11. Re1+ Kf8 12. Be3 Bxb2 13. Bc5+ Kg8 *", + "Moves": "e1e8", + "MovesSAN": "Re8#", + "Themes": "backRankMate mate mateIn1 middlegame oneMove" + }, + { + "FEN": "7k/1p3R1p/2p1Npp1/2Pp4/3P4/5NK1/rr4P1/8 w - - 8 36", + "PGN": "1. d4 d5 2. Bf4 c6 3. e3 Nf6 4. Nf3 Bg4 5. Be2 e6 6. O-O Be7 7. Nbd2 O-O 8. c4 Nbd7 9. b3 Nh5 10. Bg3 Nxg3 11. fxg3 Nf6 12. Ne5 Bxe2 13. Qxe2 Bd6 14. Ndf3 Ne4 15. c5 Bc7 16. b4 a6 17. a3 Qe7 18. Nd3 a5 19. Nfe5 axb4 20. axb4 f6 21. Nf3 Bxg3 22. hxg3 Nxg3 23. Qf2 Nxf1 24. Rxf1 Ra3 25. Nf4 e5 26. Nh5 exd4 27. exd4 Qe3 28. Re1 Qxf2+ 29. Kxf2 Rb3 30. Re7 g6 31. Nf4 Rxb4 32. Ne6 Ra8 33. Rg7+ Kh8 34. Rf7 Ra2+ 35. Kg3 Rbb2 *", + "Moves": "f7f8", + "MovesSAN": "Rf8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r1k4r/1p3pp1/pbn5/3N2Pp/2p2B1P/4Pn2/PPP5/2KR3R w - - 0 22", + "PGN": "1. d4 d5 2. Nc3 Nf6 3. Bf4 c5 4. e3 Bf5 5. f3 e6 6. g4 Bg6 7. h4 h5 8. g5 Nfd7 9. Bd3 Bxd3 10. Qxd3 Nc6 11. Nb5 c4 12. Qd2 e5 13. dxe5 Ndxe5 14. Qxd5 Qxd5 15. Nc7+ Kd7 16. Nxd5 Bc5 17. O-O-O Kc8 18. Ne2 Nxf3 19. Nec3 a6 20. Na4 Ba7 21. Nab6+ Bxb6 *", + "Moves": "d5b6", + "MovesSAN": "Nxb6#", + "Themes": "mate mateIn1 middlegame oneMove queensideAttack" + }, + { + "FEN": "4k3/7R/3r4/8/8/P1R4P/1PP2r2/2K5 b - - 4 35", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nc3 Be7 4. d4 O-O 5. Nxe5 d6 6. Nf3 h6 7. h3 Nh7 8. Bc4 Bg5 9. Qe2 b5 10. Bxb5 c6 11. Bd3 a5 12. e5 Ba6 13. Bxh7+ Kxh7 14. Qe4+ Kg8 15. Bxg5 hxg5 16. Qg4 dxe5 17. O-O-O exd4 18. Rxd4 Qf6 19. Ne4 Qf4+ 20. Qxf4 gxf4 21. Nc5 Be2 22. Rxf4 Bxf3 23. Rxf3 Na6 24. Nxa6 Rxa6 25. Re1 a4 26. a3 c5 27. Rc3 Rc6 28. Re4 f5 29. Rxa4 g5 30. g4 fxg4 31. Rxg4 Rxf2 32. Rxg5+ Kf7 33. Rgxc5 Rd6 34. Rc7+ Ke8 35. Rh7 *", + "Moves": "f2f1", + "MovesSAN": "Rf1#", + "Themes": "endgame mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "8/5p2/1R2b1k1/3p4/3P2pK/4P1N1/1P4rP/8 b - - 3 38", + "PGN": "1. d4 d5 2. Bf4 Nf6 3. e3 Bf5 4. c4 e6 5. Qb3 b6 6. cxd5 exd5 7. Nc3 Be7 8. Nb5 Na6 9. Qa4 Bc8 10. Nxc7+ Kf8 11. Nxa8 Bb4+ 12. Kd1 Bd7 13. Qxa6 Qxa8 14. Rc1 Kg8 15. Nf3 Ne4 16. Rc2 Be6 17. Qa4 a5 18. Qc6 Qxc6 19. Rxc6 Nxf2+ 20. Ke2 Nxh1 21. g3 h6 22. Bg2 Nxg3+ 23. Bxg3 Kh7 24. Be1 Rb8 25. Bxb4 axb4 26. Ne1 Ra8 27. Rxb6 Rxa2 28. Rxb4 g5 29. Nd3 Ra1 30. Nf2 Rg1 31. Kf3 h5 32. Nd3 Rd1 33. Nf2 Rd2 34. Nh1 g4+ 35. Kg3 h4+ 36. Kxh4 Rxg2 37. Ng3 Kg6 38. Rb6 *", + "Moves": "g2h2", + "MovesSAN": "Rxh2#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "5r2/3R4/4kp2/3R4/r4P2/6p1/6K1/8 w - - 0 40", + "PGN": "1. d4 d5 2. c4 e6 3. Nc3 c5 4. e3 Nf6 5. Nf3 b6 6. Be2 Bb7 7. O-O Be7 8. cxd5 Nxd5 9. e4 Nxc3 10. bxc3 Bxe4 11. Re1 Bf5 12. Qa4+ Nd7 13. Bb5 a6 14. Bxd7+ Qxd7 15. Qxd7+ Kxd7 16. dxc5 Bxc5 17. Bf4 Ke7 18. Bg5+ f6 19. Be3 Bxe3 20. Rxe3 Kf7 21. Nd4 g6 22. Rae1 e5 23. Nxf5 gxf5 24. Rd3 f4 25. Rd7+ Kg6 26. Red1 Rhg8 27. R1d6 b5 28. g3 fxg3 29. hxg3 Rac8 30. Rxa6 Rxc3 31. Rdd6 Rf8 32. Rab6 Ra3 33. Rxb5 Rxa2 34. Rxe5 h5 35. Kg2 Ra4 36. f4 h4 37. Rg5+ Kf7 38. Rd7+ Ke6 39. Rgd5 hxg3 *", + "Moves": "f4f5", + "MovesSAN": "f5#", + "Themes": "endgame mate mateIn1 oneMove rookEndgame" + }, + { + "FEN": "7k/1r3Rp1/7p/2p1q3/p1P4P/P5P1/KP2r3/1Q6 w - - 0 33", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nxc6 bxc6 6. Nc3 Bb4 7. Bd2 Nf6 8. f3 Bxc3 9. Bxc3 d6 10. Bc4 O-O 11. Qd2 Be6 12. Bxe6 fxe6 13. O-O-O a5 14. Kb1 a4 15. Qg5 Qb6 16. a3 d5 17. Qxe5 dxe4 18. Qxe6+ Kh8 19. fxe4 Rae8 20. Qf5 Nxe4 21. Qh3 Nxc3+ 22. Qxc3 Rb8 23. Rd7 Rg8 24. Rf1 h6 25. Ka2 c5 26. Rff7 Qg6 27. g3 Rbe8 28. h4 Re2 29. Qd3 Qe6+ 30. c4 Qe5 31. Qb1 Rb8 32. Rb7 Rxb7 *", + "Moves": "f7f8", + "MovesSAN": "Rf8#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "1k1r3r/ppbbqp2/2nNp2p/3pP1p1/3P4/PQ3NP1/1P2BPP1/R3K2R w KQ - 9 19", + "PGN": "1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 cxd4 6. cxd4 Bb4+ 7. Nc3 Nge7 8. a3 Ba5 9. Bg5 h6 10. Bh4 g5 11. Bg3 Nf5 12. Bb5 Bd7 13. Bd3 Nxg3 14. hxg3 Bb6 15. Be2 Qe7 16. Nb5 O-O-O 17. Nd6+ Kb8 18. Qb3 Bc7 *", + "Moves": "b3b7", + "MovesSAN": "Qxb7#", + "Themes": "mate mateIn1 middlegame oneMove queensideAttack" + }, + { + "FEN": "r2q3r/pp1b1Qpp/2nkp3/3pb3/B2P4/2N5/PP3PPP/R3K2R w KQ - 0 15", + "PGN": "1. e4 e6 2. d4 d5 3. e5 c5 4. c3 cxd4 5. cxd4 Nc6 6. Nf3 f6 7. Nc3 fxe5 8. Nxe5 Nf6 9. Bg5 Be7 10. Bb5 Bd7 11. Bxf6 Bxf6 12. Qh5+ Ke7 13. Qf7+ Kd6 14. Ba4 Bxe5 *", + "Moves": "c3b5", + "MovesSAN": "Nb5#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r6k/pp4pp/1q5Q/3bBp2/5P2/6PK/P1P4P/R2R4 b - - 0 27", + "PGN": "1. e4 c5 2. Nc3 e6 3. d4 cxd4 4. Qxd4 Nc6 5. Qd1 Nf6 6. g3 Bb4 7. Bg2 d5 8. exd5 Nxd5 9. Ne2 O-O 10. O-O Nxc3 11. Nxc3 Bxc3 12. bxc3 Qf6 13. Qf3 Qg6 14. Qe4 f5 15. Qe3 e5 16. Bd5+ Kh8 17. Qg5 Qd6 18. Rd1 Be6 19. Bb2 Bxd5 20. c4 Nd4 21. Bxd4 Bxc4 22. Bc3 Qe6 23. f4 Qb6+ 24. Kg2 Bd5+ 25. Kh3 Rf6 26. Bxe5 Rh6+ 27. Qxh6 *", + "Moves": "b6h6", + "MovesSAN": "Qxh6#", + "Themes": "hangingPiece mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/1bp1k3/1b3p1p/4p3/2B1P3/8/1P5P/1R2B2K b - - 0 29", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Bc5 5. c3 Nf6 6. O-O b5 7. Bc2 d6 8. d4 Bb6 9. dxe5 Nxe5 10. Nxe5 dxe5 11. Qxd8+ Kxd8 12. Bg5 Ke7 13. Nd2 h6 14. Bh4 g5 15. Bg3 Nd7 16. Kh1 f6 17. a4 Bb7 18. axb5 axb5 19. f3 Rhd8 20. Rfd1 Nc5 21. Nb3 Nxb3 22. Bxb3 Rxa1 23. Rxa1 Rd2 24. Rb1 g4 25. Be1 Re2 26. c4 gxf3 27. gxf3 bxc4 28. Bxc4 Rxe4 29. fxe4 *", + "Moves": "b7e4", + "MovesSAN": "Bxe4#", + "Themes": "doubleBishopMate endgame mate mateIn1 oneMove" + }, + { + "FEN": "r2qkb1r/pbpnp3/1pn1p1p1/7Q/5B2/8/PPP2PPP/RN2K1NR w KQkq - 0 11", + "PGN": "1. e4 d6 2. d4 Nf6 3. Bd3 b6 4. e5 dxe5 5. dxe5 Nfd7 6. Qf3 Nc6 7. Bf4 Bb7 8. e6 fxe6 9. Qh5+ g6 10. Bxg6+ hxg6 *", + "Moves": "h5g6", + "MovesSAN": "Qxg6#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "rn1q1bnr/pppb2p1/4k2p/4p2Q/4P3/BP6/P1PP1PPP/RN2K2R w KQ - 4 9", + "PGN": "1. e4 e5 2. Nf3 d6 3. Bc4 h6 4. b3 Bd7 5. Bxf7+ Kxf7 6. Nxe5+ dxe5 7. Qh5+ Ke7 8. Ba3+ Ke6 *", + "Moves": "h5f5", + "MovesSAN": "Qf5#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "5rk1/6b1/1n2p2p/p3N1p1/3P4/1BQ3P1/P5PP/5R1K b - - 0 31", + "PGN": "1. e4 d6 2. d4 g6 3. Nf3 Bg7 4. c3 a6 5. Bd3 b5 6. O-O Bb7 7. Re1 Nd7 8. Bg5 h6 9. Bh4 c5 10. Nbd2 c4 11. Bc2 Ngf6 12. b3 O-O 13. bxc4 bxc4 14. Nxc4 Bxe4 15. Bxe4 d5 16. Bd3 dxc4 17. Bxc4 Nb6 18. Bb3 Rc8 19. Rc1 g5 20. Bg3 e6 21. Ne5 Nfd5 22. Qd3 a5 23. Bc2 f5 24. Bb3 f4 25. Qg6 Qf6 26. Qd3 fxg3 27. fxg3 Rxc3 28. Rxc3 Nxc3 29. Qxc3 Qf2+ 30. Kh1 Qf1+ 31. Rxf1 *", + "Moves": "f8f1", + "MovesSAN": "Rxf1#", + "Themes": "backRankMate mate mateIn1 middlegame oneMove" + }, + { + "FEN": "5k2/p4rp1/1p2p3/2p1PnQp/4q2P/P7/1PP5/1K4R1 w - - 0 33", + "PGN": "1. Nf3 e6 2. d4 d5 3. e3 Nf6 4. Bd3 Be7 5. Nbd2 O-O 6. e4 dxe4 7. Nxe4 b6 8. Nxf6+ Bxf6 9. Be4 c6 10. Qd3 h6 11. Bf4 Bb7 12. O-O-O Nd7 13. g4 Qc8 14. h4 c5 15. g5 Bxe4 16. Qxe4 Bxd4 17. Rdg1 h5 18. g6 Nf6 19. Qe2 Ng4 20. gxf7+ Rxf7 21. Bg3 Qc6 22. Ng5 Rf6 23. Ne4 Rf7 24. f3 Be3+ 25. Kb1 Bxg1 26. Rxg1 Nh6 27. Be5 Nf5 28. Qg2 Rd8 29. a3 Kf8 30. Qg5 Rd5 31. f4 Rxe5 32. fxe5 Qxe4 *", + "Moves": "g5d8", + "MovesSAN": "Qd8#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "3Q4/p4p1p/6pk/3P4/1P2b3/P5PP/1B1qr1P1/6K1 w - - 1 34", + "PGN": "1. c4 Nf6 2. Nc3 e5 3. Nf3 Bb4 4. Nxe5 d6 5. Nf3 Bf5 6. Qb3 Nc6 7. a3 Ba5 8. Qxb7 Rb8 9. Qxc6+ Bd7 10. Qa6 Bb6 11. c5 Bxc5 12. Qd3 O-O 13. b4 Bb6 14. e3 g6 15. Be2 Re8 16. O-O Bf5 17. Qc4 d5 18. Qb3 d4 19. Bb5 c6 20. Bxc6 Re6 21. Nxd4 Bxd4 22. exd4 Rxc6 23. Ne2 Nh5 24. Bb2 Qg5 25. Rfc1 Rxc1+ 26. Rxc1 Qxd2 27. Ng3 Re8 28. h3 Nxg3 29. fxg3 Re2 30. Rc2 Bxc2 31. Qd5 Be4 32. Qd8+ Kg7 33. d5+ Kh6 *", + "Moves": "d8h4", + "MovesSAN": "Qh4#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "4r1q1/5p1k/p2p1b1p/1p3N2/5pr1/1PP4Q/P4P2/6RK w - - 0 36", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d3 b5 6. Bb3 Be7 7. O-O O-O 8. c3 Bb7 9. Nbd2 Na5 10. Bc2 d6 11. Re1 c5 12. Nf1 c4 13. Ng3 cxd3 14. Bxd3 Nc4 15. b3 Nb6 16. Bg5 h6 17. Be3 Nbd7 18. Qd2 Nc5 19. Bc2 Ncxe4 20. Nxe4 Bxe4 21. Bxh6 Bxc2 22. Qxc2 gxh6 23. Nh4 Ne4 24. Nf5 Ng5 25. h4 Ne6 26. Qd2 Nf4 27. g3 Bxh4 28. gxf4 Kh7 29. Qd3 Rg8+ 30. Kh1 Bf6 31. Qh3 Rg6 32. Rg1 Qg8 33. Rg3 exf4 34. Rg4 Re8 35. Rag1 Rxg4 *", + "Moves": "h3h6", + "MovesSAN": "Qxh6#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "6rr/2p2pkN/1b3N2/1p2PP2/3nnBK1/8/5P2/7R w - - 7 47", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. Be3 Be7 10. Nbd2 Nc5 11. Qe2 d4 12. Bf4 g5 13. Bg3 h5 14. Bxe6 Nxe6 15. Qe4 Qd7 16. a4 Nc5 17. Qe2 Nxa4 18. h3 g4 19. hxg4 hxg4 20. Nh2 Nxb2 21. Nxg4 d3 22. Qf3 dxc2 23. Ne4 O-O-O 24. Rxa6 Qd1 25. Ra1 Qxf3 26. gxf3 Nd3 27. f4 Nd4 28. Ne3 Ne2+ 29. Kg2 c1=Q 30. Raxc1 Nexc1 31. Nf5 Bb4 32. Ng5 Rhf8 33. Nh7 Rg8 34. Nf6 Rh8 35. Kf3 Nb3 36. Kg4 Nd4 37. Rb1 Bc5 38. Ne4 Bb6 39. Ne7+ Kd7 40. Nd5 Ke6 41. Ndf6 Nc5 42. Ng5+ Ke7 43. f5 Kf8 44. Ngh7+ Kg7 45. Rh1 Rdg8 46. Bf4 Ne4 *", + "Moves": "f4h6", + "MovesSAN": "Bh6#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "rn1qr2k/2p3pp/1p1p1b2/p7/2PP4/P2BBb1Q/1P3PPP/R3K2R w KQ - 0 15", + "PGN": "1. d4 e6 2. c4 f5 3. Nd2 Nf6 4. Ngf3 Be7 5. e3 O-O 6. Bd3 b6 7. a3 a5 8. Qe2 Bb7 9. e4 fxe4 10. Nxe4 d6 11. Nxf6+ Bxf6 12. Qxe6+ Kh8 13. Be3 Re8 14. Qh3 Bxf3 *", + "Moves": "h3h7", + "MovesSAN": "Qxh7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3kr3/2bp1p2/1Bp3pp/4q3/1Q6/3P4/1PP3PP/R6K w - - 6 24", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O b5 6. Bb3 Bc5 7. a4 Bb7 8. d3 h6 9. axb5 axb5 10. Rxa8 Qxa8 11. Nc3 b4 12. Nd5 Nxd5 13. exd5 Nd4 14. Nxd4 Bxd4 15. Qg4 g6 16. Kh1 Bxd5 17. Bxd5 Qxd5 18. f4 Kd8 19. fxe5 Bxe5 20. Qxb4 c6 21. Be3 Re8 22. Bb6+ Bc7 23. Ra1 Qe5 *", + "Moves": "a1a8", + "MovesSAN": "Ra8#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "1Q6/1b1kp3/p4p2/5Pp1/8/4B1P1/P3R2K/1q6 b - - 0 44", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 b5 7. O-O Bb7 8. f4 Nbd7 9. Nf3 b4 10. Nd5 Nxe4 11. Nxb4 Qb6+ 12. Kh1 Qxb4 13. Bd3 Ndf6 14. Ng5 Qb6 15. Nxe4 Nxe4 16. Qe2 Qc6 17. f5 f6 18. Bf4 g5 19. Be3 Bg7 20. Rae1 O-O 21. Bc4+ d5 22. Bd3 Rad8 23. Bc1 h5 24. Qxh5 Qb6 25. Be3 Qxb2 26. Bxe4 dxe4 27. Qg6 Qxc2 28. Rf2 Qc3 29. Rfe2 Rd6 30. h4 Rfd8 31. h5 Rd1 32. Rxd1 Rxd1+ 33. Kh2 Qe5+ 34. g3 Qa1 35. Qe8+ Kh7 36. Qg6+ Kg8 37. Kg2 Rg1+ 38. Bxg1 e3+ 39. Kh2 Kf8 40. h6 Bxh6 41. Qxh6+ Ke8 42. Qh8+ Kd7 43. Qb8 Qb1 44. Bxe3 *", + "Moves": "b1h1", + "MovesSAN": "Qh1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "3r2rk/pp1bqp2/2p1p3/4P2p/2P4P/2P1PQ2/P2BKP2/6R1 w - - 0 22", + "PGN": "1. d4 d5 2. c4 Nf6 3. Nf3 e6 4. e3 Nc6 5. Nc3 Bb4 6. Bd3 O-O 7. g4 Nxg4 8. Rg1 Nf6 9. Ne5 Nxe5 10. dxe5 Ne4 11. Bxe4 dxe4 12. Qg4 Bxc3+ 13. bxc3 g6 14. Qxe4 c6 15. Bd2 Qe7 16. h4 h5 17. Ke2 Bd7 18. Rg5 Rad8 19. Rag1 Kh8 20. Qf3 Rg8 21. Rxh5+ gxh5 *", + "Moves": "f3h5", + "MovesSAN": "Qxh5#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2r2rk1/pp3pp1/7p/4P3/3bQ3/P2B2P1/qp4K1/1N6 w - - 0 30", + "PGN": "1. e4 e5 2. c3 c5 3. Nf3 Nc6 4. Be2 Nf6 5. d3 Be7 6. O-O O-O 7. Nbd2 d5 8. Qc2 d4 9. a3 Be6 10. Ng5 Bd7 11. f4 h6 12. fxe5 Nxe5 13. Ngf3 Nfg4 14. Nb1 Rc8 15. h3 Nxf3+ 16. Rxf3 Ne5 17. Rg3 Bh4 18. Rg4 Bxg4 19. hxg4 c4 20. Bf4 cxd3 21. Bxd3 Nxg4 22. g3 Bg5 23. Qe2 Bxf4 24. Qxg4 Be3+ 25. Kg2 dxc3 26. Qe2 cxb2 27. Ra2 Bd4 28. e5 Qd5+ 29. Qe4 Qxa2 *", + "Moves": "e4h7", + "MovesSAN": "Qh7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/6Bp/7R/3P2p1/6p1/4n1kP/r3r1P1/6K1 w - - 0 52", + "PGN": "1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Qb6 5. Nb3 Nf6 6. Nc3 Bb4 7. Bd3 Nc6 8. O-O O-O 9. Be3 Qc7 10. Qf3 a6 11. Bf4 d6 12. Bg5 Nd7 13. Qh5 Nde5 14. f4 Nxd3 15. cxd3 g6 16. Qh6 f6 17. Bh4 Qg7 18. Qxg7+ Kxg7 19. f5 Bxc3 20. bxc3 exf5 21. exf5 Bxf5 22. d4 Rae8 23. Bg3 Rd8 24. d5 Ne5 25. Nd4 Bd7 26. Rab1 b5 27. a4 Rc8 28. axb5 Bxb5 29. Ne6+ Kf7 30. Rf2 Rfe8 31. Re1 Rxc3 32. Bh4 f5 33. Ng5+ Kg8 34. Ne6 Nd3 35. Rf3 Rc2 36. Rd1 Nb4 37. Nd4 Ra2 38. Nxb5 axb5 39. Rb3 Re4 40. Bf6 Kf7 41. Bc3 Nc2 42. Rxb5 g5 43. Rb7+ Kg6 44. Rg7+ Kh6 45. Rd7 Re2 46. Rxd6+ Kh5 47. Bg7 Ne3 48. Rh6+ Kg4 49. h3+ Kf4 50. Rd4+ Kg3 51. Rg4+ fxg4 *", + "Moves": "g7e5", + "MovesSAN": "Be5#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "k4q2/pp2P3/2p5/3p3p/P1nP4/2P4B/2P1p1PP/6K1 w - - 0 30", + "PGN": "1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. exd5 exd5 5. Bd3 Nc6 6. a3 Bxc3+ 7. bxc3 Be6 8. Nf3 Qd7 9. O-O O-O-O 10. a4 Na5 11. Ne5 Qe8 12. f4 f6 13. f5 fxe5 14. fxe6 e4 15. Be2 Nf6 16. Bg5 Qg6 17. Bxf6 gxf6 18. Bg4 Kb8 19. e7 Rdg8 20. Bh3 h5 21. Rf5 Nc4 22. Qe1 c6 23. Qf2 Rh6 24. Rf1 e3 25. Qf4+ Ka8 26. Qxh6 Qxh6 27. Rxf6 e2 28. Rf8+ Rxf8 29. Rxf8+ Qxf8 *", + "Moves": "e7f8q", + "MovesSAN": "exf8=Q#", + "Themes": "advancedPawn backRankMate endgame hangingPiece master mate mateIn1 oneMove promotion" + }, + { + "FEN": "rn1q1bnr/pbp3p1/6kp/4Q3/4Pp1P/8/PPPP2P1/RNB1K2R w KQ - 0 11", + "PGN": "1. e4 e5 2. f4 exf4 3. Nf3 h6 4. h4 f6 5. Ne5 fxe5 6. Qh5+ Ke7 7. Qxe5+ Kf7 8. Bc4+ d5 9. Bxd5+ Kg6 10. Bxb7 Bxb7 *", + "Moves": "e5f5", + "MovesSAN": "Qf5#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "8/p2P1p1k/1b4pp/1B4q1/P4n2/2Q4P/1P3PP1/5RK1 b - - 0 35", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. O-O Nf6 5. c3 h6 6. d4 exd4 7. cxd4 Bb6 8. d5 Ne7 9. e5 Nh7 10. d6 Ng6 11. Qc2 cxd6 12. exd6 Nh4 13. Qe4+ Kf8 14. Nxh4 Ng5 15. Qd5 Ne6 16. Nc3 Qxh4 17. Be3 Qf6 18. Ne4 Qg6 19. Bd3 Qg4 20. h3 Qh4 21. Ng3 Kg8 22. Nf5 Qf6 23. Ne7+ Kf8 24. Rae1 Bd8 25. Nxc8 Rxc8 26. Qxb7 Rc6 27. Qxd7 Rb6 28. Bxb6 Bxb6 29. Bb5 g6 30. Rc1 Kg7 31. Rc8 Rxc8 32. Qxc8 Nf4 33. d7 Qg5 34. Qc3+ Kh7 35. a4 *", + "Moves": "g5g2", + "MovesSAN": "Qxg2#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "rq3b1r/2N1kppp/pBb1pn2/4p3/1p6/1B3P2/PPP3PP/R2QK2R w KQ - 0 15", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 d6 5. Nc3 Nf6 6. f3 Bd7 7. Be3 a6 8. Bc4 b5 9. Bb3 b4 10. Nd5 e6 11. Nxc6 Bxc6 12. Bb6 Qb8 13. Nc7+ Ke7 14. e5 dxe5 *", + "Moves": "b6c5", + "MovesSAN": "Bc5#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/p3P1kp/1p3pp1/8/3Q4/5qPb/P2R3P/6K1 b - - 1 34", + "PGN": "1. c4 c5 2. g3 Nc6 3. Bg2 g6 4. e3 Bg7 5. Ne2 Nf6 6. d4 cxd4 7. exd4 d5 8. cxd5 Nxd5 9. O-O O-O 10. Nbc3 Nxc3 11. bxc3 Bg4 12. Qd3 Bf5 13. Qe3 e5 14. d5 Na5 15. Ba3 Nc4 16. Qc1 Nxa3 17. Qxa3 e4 18. Rfd1 Qb6 19. Nd4 Bg4 20. Rdb1 Qc7 21. d6 Qd7 22. Bxe4 b6 23. Bxa8 Rxa8 24. f3 Bh3 25. Re1 Re8 26. Re7 Rxe7 27. dxe7 Bxd4+ 28. cxd4 Qxd4+ 29. Kh1 Qe5 30. Rd1 Kg7 31. Qd6 Qe2 32. Qd4+ f6 33. Rd2 Qxf3+ 34. Kg1 *", + "Moves": "f3f1", + "MovesSAN": "Qf1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "1b1kr2r/pp3Q1p/2n5/3p1B1N/3P4/2P4P/PP3PPq/R4K2 w - - 2 25", + "PGN": "1. e4 c6 2. Nf3 d5 3. exd5 cxd5 4. d4 Nf6 5. Bd3 Nc6 6. c3 Bg4 7. Nbd2 e6 8. h3 Bh5 9. O-O Rc8 10. Re1 Bd6 11. Nf1 Bb8 12. Bg5 Qd6 13. Bxf6 gxf6 14. Ne3 Bxf3 15. Qxf3 Qh2+ 16. Kf1 Kd7 17. Ng4 Qd6 18. Nxf6+ Ke7 19. Nh5 Rcg8 20. Qf6+ Kd7 21. Qxf7+ Kc8 22. Rxe6 Qh2 23. Re8+ Rxe8 24. Bf5+ Kd8 *", + "Moves": "f7d7", + "MovesSAN": "Qd7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "4r1k1/p4pp1/1p1b3B/8/2nP2Q1/P1P4P/5PP1/4R1K1 b - - 0 28", + "PGN": "1. d4 d5 2. c3 Nf6 3. c4 c6 4. Nc3 e6 5. e3 Bd6 6. Nf3 O-O 7. cxd5 cxd5 8. Qc2 Nc6 9. a3 Re8 10. Bd3 e5 11. O-O e4 12. Ng5 exd3 13. Qxd3 h6 14. Nf3 Ne4 15. Re1 Nxc3 16. bxc3 Bg4 17. e4 dxe4 18. Rxe4 Rxe4 19. Qxe4 Bxf3 20. Qxf3 Qh4 21. h3 Re8 22. Be3 Qf6 23. Qg4 Na5 24. Rb1 b6 25. Qd7 Qe7 26. Qg4 Nc4 27. Bxh6 Qe1+ 28. Rxe1 *", + "Moves": "e8e1", + "MovesSAN": "Rxe1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "r4rk1/ppb2ppp/2Pq1nb1/8/2P3P1/7P/PB2NPB1/2RQ1RK1 b - - 0 18", + "PGN": "1. e3 e5 2. g3 d5 3. Bg2 c6 4. Ne2 Nf6 5. O-O Bg4 6. b3 Bc5 7. Bb2 Nbd7 8. d4 exd4 9. exd4 Bb6 10. Nd2 O-O 11. c4 dxc4 12. Nxc4 Bc7 13. h3 Bh5 14. g4 Bg6 15. Rc1 Nb6 16. d5 Nxc4 17. bxc4 Qd6 18. dxc6 *", + "Moves": "d6h2", + "MovesSAN": "Qh2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r3kb1r/pbp3pp/1p2pnq1/4Np2/3P3B/2PB4/PP3PPP/R2Q1RK1 b kq - 2 12", + "PGN": "1. e4 e6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Nf6 5. Nxf6+ Qxf6 6. Nf3 b6 7. Bg5 Qg6 8. Bd3 f5 9. O-O Bb7 10. Bh4 Nd7 11. c3 Nf6 12. Ne5 *", + "Moves": "g6g2", + "MovesSAN": "Qxg2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2r1r1k1/1b3pp1/p3p2p/1p2n3/4q3/P1P1Q2P/BP2NPP1/R4RK1 b - - 2 19", + "PGN": "1. e4 c5 2. Bc4 d6 3. Nc3 Nf6 4. d3 e6 5. h3 a6 6. a3 b5 7. Ba2 Bb7 8. Bg5 Be7 9. Nf3 h6 10. Bh4 Nc6 11. Ne2 O-O 12. c3 Re8 13. O-O Rc8 14. Qd2 Nxe4 15. dxe4 Bxh4 16. Nxh4 Qxh4 17. Qxd6 Qxe4 18. Qxc5 Ne5 19. Qe3 *", + "Moves": "e4g2", + "MovesSAN": "Qxg2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2r3k1/p5pp/4pp2/8/4bB2/1P6/PQr3RP/1KR5 b - - 0 31", + "PGN": "1. d4 Nf6 2. Nc3 e6 3. Bf4 d5 4. Nb5 Na6 5. e3 c6 6. Nc3 Be7 7. Nf3 O-O 8. Qd2 b5 9. O-O-O b4 10. Na4 Qa5 11. b3 Bd7 12. Bxa6 Qxa6 13. Kb1 Ne4 14. Qe1 Rfc8 15. Ne5 Be8 16. Nd3 Qb5 17. f3 Nc3+ 18. Nxc3 bxc3 19. Qxc3 c5 20. dxc5 Bxc5 21. Nxc5 Rxc5 22. Qb2 Qe2 23. Rhg1 Rac8 24. Rc1 f6 25. Bd6 R5c6 26. Bf4 Bg6 27. e4 dxe4 28. Rge1 Qxg2 29. fxe4 Bxe4 30. Rg1 Rxc2 31. Rxg2 *", + "Moves": "c2c1", + "MovesSAN": "Rxc1#", + "Themes": "doubleCheck mate mateIn1 middlegame oneMove" + }, + { + "FEN": "1rq2rk1/p1p1nppp/1p2b3/4n1N1/2P5/3QPBPP/PP1N4/2KR3R w - - 0 17", + "PGN": "1. d4 d5 2. c4 e5 3. dxe5 d4 4. Nf3 Nc6 5. g3 Be6 6. e3 Bb4+ 7. Bd2 dxe3 8. fxe3 Bg4 9. Be2 Bxd2+ 10. Nbxd2 Nge7 11. Qb3 b6 12. O-O-O O-O 13. h3 Be6 14. Ng5 Qc8 15. Bf3 Rb8 16. Qd3 Nxe5 *", + "Moves": "d3h7", + "MovesSAN": "Qxh7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "1k1r3r/1p3p2/3Np3/3pP2p/3P3q/P2QPBnp/5RP1/1R4K1 b - - 1 26", + "PGN": "1. e4 c6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 cxd4 6. cxd4 Bg4 7. Be2 e6 8. Be3 Nge7 9. O-O Nf5 10. Nc3 Be7 11. h3 Bxf3 12. Bxf3 Bg5 13. Qd2 Bxe3 14. fxe3 Qg5 15. Rae1 O-O-O 16. Qd3 Kb8 17. Rf2 h5 18. a3 Ng3 19. b4 Qh4 20. b5 Na5 21. b6 axb6 22. Na4 Nc4 23. Rb1 g5 24. Nxb6 g4 25. Nxc4 gxh3 26. Nd6 *", + "Moves": "h3h2", + "MovesSAN": "h2#", + "Themes": "advancedPawn mate mateIn1 middlegame oneMove" + }, + { + "FEN": "1rb2rk1/1q4pp/8/2Q5/1B3p2/5P2/1P4PP/3R1N1K w - - 1 26", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. O-O Nxe4 6. d4 exd4 7. Re1 d5 8. Bb5 O-O 9. Bxc6 bxc6 10. cxd4 Bb4 11. Re3 f5 12. Nbd2 Nxd2 13. Nxd2 f4 14. Rb3 a5 15. f3 Qf6 16. Nf1 c5 17. a3 c4 18. axb4 cxb3 19. Qxb3 Qxd4+ 20. Kh1 Rb8 21. Bd2 axb4 22. Rd1 Qa7 23. Bxb4 c5 24. Qxd5+ Qf7 25. Qxc5 Qb7 *", + "Moves": "c5f8", + "MovesSAN": "Qxf8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r2qkb1r/pppbnp2/3p1p1p/3NpP2/4P3/3P1N2/PPP1B1PP/R2Q1RK1 w kq - 2 12", + "PGN": "1. e4 e5 2. Nc3 d6 3. f4 Nc6 4. d3 Be6 5. Nf3 Qe7 6. f5 Bd7 7. Nd5 Qd8 8. Be2 Nf6 9. Bg5 h6 10. Bxf6 gxf6 11. O-O Ne7 *", + "Moves": "d5f6", + "MovesSAN": "Nxf6#", + "Themes": "mate mateIn1 oneMove opening smotheredMate" + }, + { + "FEN": "r1b1kb1r/ppp1pppp/2q5/8/3Q4/1PB5/P1P2P1P/2KR2N1 w kq - 2 13", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. Bc4 Nc6 5. d4 Nf6 6. Bd2 Nxd4 7. Nd5 Qc5 8. b3 Nxd5 9. Bxd5 Qxd5 10. Bc3 Qxg2 11. Qxd4 Qxh1 12. O-O-O Qc6 *", + "Moves": "d4d8", + "MovesSAN": "Qd8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "3B3r/1p3pp1/1p2k1bp/rNb1p3/2n1P1P1/1P5P/P4P2/R2R2K1 w - - 0 27", + "PGN": "1. Nf3 d5 2. g3 c6 3. Bg2 Nf6 4. c4 Bf5 5. cxd5 cxd5 6. Qb3 Qb6 7. Qxb6 axb6 8. Nc3 Nc6 9. d3 e6 10. O-O h6 11. Nb5 Ra5 12. Nfd4 Nxd4 13. Nxd4 Bg4 14. h3 Bh5 15. g4 Bg6 16. Bd2 Ra4 17. Nb5 Kd7 18. Rfc1 Ne8 19. b3 Ra6 20. e4 dxe4 21. dxe4 e5 22. Rd1 Bc5 23. Bg5+ Ke6 24. Bd8 Ra5 25. Bf1 Nd6 26. Bc4+ Nxc4 *", + "Moves": "b5c7", + "MovesSAN": "Nc7#", + "Themes": "master masterVsMaster mate mateIn1 middlegame oneMove" + }, + { + "FEN": "7k/p6p/6p1/3p4/8/2q5/2P3PP/5Q1K w - - 0 37", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qe5+ 4. Be2 Bg4 5. d4 Bxe2 6. Ngxe2 Qa5 7. Bd2 c6 8. O-O e6 9. a3 Qb6 10. Rb1 Nf6 11. Be3 Qa5 12. Bg5 Qxg5 13. f4 Qa5 14. Ng3 Be7 15. Qe2 O-O 16. f5 Nd5 17. fxe6 Nxc3 18. bxc3 f6 19. Nf5 Qc7 20. Qg4 g6 21. Rf3 Bxa3 22. Rbf1 Kh8 23. Nh6 Qg7 24. Nf7+ Kg8 25. Rxf6 Be7 26. Nh6+ Qxh6 27. Rxf8+ Bxf8 28. e7 Bxe7 29. Qe6+ Kh8 30. Qxe7 Na6 31. Qxb7 Re8 32. Qxa6 Qe3+ 33. Kh1 Qxc3 34. Qd3 Re1 35. d5 Rxf1+ 36. Qxf1 cxd5 *", + "Moves": "f1f8", + "MovesSAN": "Qf8#", + "Themes": "endgame mate mateIn1 oneMove queenEndgame" + }, + { + "FEN": "rn1b1knr/1bN2ppp/p5q1/7Q/PpP2B2/8/NP3PPP/4R1K1 w - - 0 19", + "PGN": "1. e4 c5 2. Nf3 e6 3. Nc3 a6 4. d4 cxd4 5. Nxd4 b5 6. Bd3 Bb7 7. O-O Qc7 8. Re1 d6 9. a4 b4 10. Na2 d5 11. exd5 Bxd5 12. c4 Bb7 13. Qh5 Be7 14. Nxe6 Qd6 15. Bf4 Qxd3 16. Rad1 Qg6 17. Nc7+ Kf8 18. Rd8+ Bxd8 *", + "Moves": "e1e8", + "MovesSAN": "Re8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/6pk/2R3rp/6q1/8/7P/6P1/1Q5K b - - 6 39", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 h6 5. Bf4 Bxc3+ 6. bxc3 d5 7. e3 O-O 8. cxd5 Nxd5 9. c4 Nxf4 10. exf4 c6 11. Bd3 b6 12. c5 Bb7 13. O-O Qf6 14. Qd2 Nd7 15. Ne5 Nxe5 16. fxe5 Qg5 17. f4 Qe7 18. Rac1 Rfd8 19. Rf3 Qd7 20. Rd1 Kh8 21. f5 Qxd4+ 22. Kh1 exf5 23. Rxf5 Ba6 24. Rf3 Qxe5 25. cxb6 axb6 26. Qc2 Bxd3 27. Rfxd3 Rxd3 28. Qxd3 Rxa2 29. Qb1 Ra8 30. Qxb6 Re8 31. h3 c5 32. Qc6 Qe2 33. Rc1 Re6 34. Qxc5 Qe5 35. Qf8+ Kh7 36. Qxf7 Rf6 37. Qb7 Qg5 38. Qb1+ Rg6 39. Rc6 *", + "Moves": "g5g2", + "MovesSAN": "Qxg2#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "7r/1pp1bpk1/6p1/4q3/3B4/PQ6/1P3PP1/3R1K2 b - - 1 32", + "PGN": "1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Bc4 Nb6 5. Bb3 a5 6. a3 a4 7. Ba2 e6 8. Qg4 dxe5 9. dxe5 Nc6 10. Nf3 h5 11. Qe4 Be7 12. Nc3 O-O 13. Be3 Nd5 14. Nxd5 exd5 15. Bxd5 Bf5 16. Qxf5 Qxd5 17. Qxh5 Qc4 18. Qf5 Rad8 19. h4 Rd5 20. h5 Rfd8 21. h6 g6 22. h7+ Kh8 23. Qf4 Qxc2 24. O-O Qf5 25. Qxa4 Kxh7 26. Rac1 Kg7 27. Rfd1 Rxd1+ 28. Rxd1 Rh8 29. Qb3 Qh5 30. Kf1 Nxe5 31. Nxe5 Qxe5 32. Bd4 *", + "Moves": "h8h1", + "MovesSAN": "Rh1#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "rn1qr1k1/pp3ppp/8/8/B1p1pQb1/7P/PPP2PP1/RNK3NR b - - 1 14", + "PGN": "1. e4 e6 2. Bc4 d5 3. exd5 exd5 4. Bb3 c5 5. Qf3 Nf6 6. d3 Bg4 7. Qg3 Bd6 8. Bf4 Bxf4 9. Qxf4 O-O 10. h3 Re8+ 11. Kd2 c4 12. Ba4 Ne4+ 13. dxe4 dxe4+ 14. Kc1 *", + "Moves": "d8d1", + "MovesSAN": "Qd1#", + "Themes": "mate mateIn1 oneMove opening" + }, + { + "FEN": "6rk/p5pp/5pnN/1qp5/4R3/8/PP3PPP/6K1 w - - 0 31", + "PGN": "1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 Be7 6. Nf3 O-O 7. e3 b6 8. Bd3 c5 9. O-O Nc6 10. Re1 Bb7 11. dxc5 bxc5 12. e4 Nxe4 13. Nxe4 dxe4 14. Bxe7 Nxe7 15. Bxe4 Bxe4 16. Rxe4 Re8 17. Rc4 Qb6 18. Qc2 Rac8 19. Re1 Kf8 20. Ng5 Ng6 21. Kf1 Rxe1+ 22. Kxe1 Kg8 23. Qf5 Re8+ 24. Re4 Qb4+ 25. Kf1 Qb5+ 26. Kg1 f6 27. Qd5+ Kh8 28. Nf7+ Kg8 29. Nh6+ Kh8 30. Qg8+ Rxg8 *", + "Moves": "h6f7", + "MovesSAN": "Nf7#", + "Themes": "endgame mate mateIn1 oneMove smotheredMate" + }, + { + "FEN": "r7/5R1p/3kp3/1B1n2r1/1P1Q4/P7/2q3PP/6K1 w - - 0 28", + "PGN": "1. e4 c5 2. Nf3 e6 3. c3 Nf6 4. e5 Nd5 5. d4 cxd4 6. Nxd4 Nc6 7. Nxc6 bxc6 8. Bd3 Qc7 9. Qe2 d6 10. f4 dxe5 11. fxe5 Bc5 12. b4 Bb6 13. Bd2 a5 14. a3 axb4 15. cxb4 Bd4 16. Ra2 Bxe5 17. Rc2 Qd6 18. Rxc6 Qb8 19. Rxc8+ Qxc8 20. Bb5+ Ke7 21. Qxe5 Qc2 22. Nc3 Rhd8 23. Qxg7 Nxc3 24. Bg5+ Kd6 25. Qd4+ Nd5 26. O-O Rg8 27. Rxf7 Rxg5 *", + "Moves": "f7d7", + "MovesSAN": "Rd7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "1N4k1/p4pp1/2p2bp1/3b2q1/QB1p4/P2P3P/5PP1/4R1K1 b - - 0 30", + "PGN": "1. e4 c5 2. Bc4 e6 3. Nf3 d5 4. exd5 exd5 5. Bb5+ Nc6 6. Ne5 Ne7 7. Qf3 Be6 8. O-O Qb6 9. Bxc6+ bxc6 10. Nc3 Ng6 11. Nxg6 hxg6 12. Na4 Qc7 13. h3 Bd6 14. Re1 O-O-O 15. c3 d4 16. b4 cxb4 17. cxb4 Bd5 18. Qd3 Bxb4 19. Qa6+ Kd7 20. a3 Be7 21. d3 Bf6 22. Rb1 Rb8 23. Bd2 Rxb1 24. Rxb1 Rb8 25. Nc5+ Ke8 26. Re1+ Kf8 27. Bb4 Kg8 28. Qa4 Qf4 29. Nd7 Qg5 30. Nxb8 *", + "Moves": "g5g2", + "MovesSAN": "Qxg2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "8/1pp5/p2p3k/3P1B1p/2P3P1/1P2p1qP/PQ3b2/7K w - - 12 36", + "PGN": "1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nge2 O-O 6. Ng3 e5 7. d5 Ne8 8. f4 Nd7 9. Be2 Nc5 10. O-O f5 11. exf5 Bxf5 12. fxe5 Bxe5 13. Nxf5 Rxf5 14. Rxf5 gxf5 15. Be3 Ne4 16. Nxe4 fxe4 17. Bg4 Ng7 18. Rb1 Qe7 19. Qd2 Rf8 20. Bh6 Qf7 21. Bxg7 Kxg7 22. Be6 Qf6 23. Qe2 Bd4+ 24. Kh1 a6 25. h3 Qg6 26. b3 h5 27. Rf1 Rxf1+ 28. Qxf1 Be5 29. g4 e3 30. Qe2 Qe4+ 31. Kg1 Bg3 32. Bf5 Bf2+ 33. Kh2 Qe5+ 34. Kh1 Qg3 35. Qb2+ Kh6 *", + "Moves": "b2f6", + "MovesSAN": "Qf6#", + "Themes": "endgame mate mateIn1 oneMove" + }, + { + "FEN": "rn1qk1Br/pbp3bp/1p3pp1/8/8/1QP1pN2/PP1N1PPP/R3K2R w KQkq - 0 11", + "PGN": "1. d4 b6 2. Bf4 Bb7 3. e3 g6 4. Nf3 Bg7 5. c3 f6 6. Nbd2 d6 7. Bc4 e5 8. dxe5 dxe5 9. Qb3 exf4 10. Bxg8 fxe3 *", + "Moves": "b3f7", + "MovesSAN": "Qf7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "1n2k3/2pp4/b3p3/5r1p/3PN1nq/5PN1/PP1Q2P1/R3R1K1 b - - 0 18", + "PGN": "1. d4 f5 2. c4 b5 3. cxb5 a6 4. e3 Nf6 5. bxa6 Rxa6 6. Bxa6 Bxa6 7. Nc3 e6 8. Nge2 g5 9. O-O h5 10. Re1 Bd6 11. e4 fxe4 12. Bxg5 Rg8 13. Qd2 Bxh2+ 14. Kxh2 Ng4+ 15. Kg1 Rxg5 16. Nxe4 Rf5 17. N2g3 Qh4 18. f3 *", + "Moves": "h4h2", + "MovesSAN": "Qh2#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1bqr2Q/ppp1k1p1/2n1p3/b2nP1N1/3P4/P1N5/1P1B1PPP/R3K2R w KQ - 7 18", + "PGN": "1. d4 d5 2. c4 Nc6 3. cxd5 Qxd5 4. Nf3 Nf6 5. Nc3 Qd8 6. e4 e6 7. Bd3 Bb4 8. a3 Ba5 9. e5 Nd5 10. Bd2 O-O 11. Bxh7+ Kxh7 12. Ng5+ Kg8 13. Qh5 Re8 14. Qxf7+ Kh8 15. Qh5+ Kg8 16. Qh7+ Kf8 17. Qh8+ Ke7 *", + "Moves": "h8g7", + "MovesSAN": "Qxg7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "1R2n1k1/5ppp/8/pp6/b3P3/5P2/6PP/6K1 w - - 0 31", + "PGN": "1. d4 e5 2. d5 e4 3. Nc3 Bb4 4. Qd4 Bxc3+ 5. bxc3 Nf6 6. Bg5 d6 7. Bxf6 Qxf6 8. Qxe4+ Qe5 9. Qd3 O-O 10. Nf3 Qf5 11. Qxf5 Bxf5 12. Nd4 Be4 13. f3 Bxd5 14. e4 Bc6 15. Bd3 Re8 16. O-O Ba4 17. Rab1 c5 18. Bb5 cxd4 19. Bxe8 Bxe8 20. cxd4 b6 21. a4 Nd7 22. Ra1 a5 23. c4 Nf6 24. Rfe1 Rc8 25. c5 dxc5 26. dxc5 Rxc5 27. Rac1 Rxc1 28. Rxc1 Bxa4 29. Rc8+ Ne8 30. Rb8 b5 *", + "Moves": "b8e8", + "MovesSAN": "Rxe8#", + "Themes": "backRankMate endgame hangingPiece mate mateIn1 oneMove" + }, + { + "FEN": "r4rk1/pp4pp/2b1p3/8/8/2P1Q1P1/PP3qBP/R1B1R2K b - - 0 22", + "PGN": "1. e4 c5 2. d4 cxd4 3. c3 Nf6 4. e5 Nd5 5. Qxd4 e6 6. Nf3 Nc6 7. Qe4 f5 8. Qe2 d6 9. g3 dxe5 10. Nxe5 Nxe5 11. Qxe5 Qf6 12. Qe2 Bd7 13. Bg2 Bc6 14. O-O Bd6 15. Nd2 O-O 16. Nc4 Bc7 17. Re1 f4 18. Ne5 fxg3 19. fxg3 Bxe5 20. Qxe5 Qf2+ 21. Kh1 Ne3 22. Qxe3 *", + "Moves": "f2g2", + "MovesSAN": "Qxg2#", + "Themes": "kingsideAttack master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1b2k1r/ppp3pp/2nb1q2/7Q/2BpR3/8/PPP2PPP/RNB3K1 w - - 3 13", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d4 exd4 5. O-O Bc5 6. e5 Ne4 7. Re1 d5 8. exd6 f5 9. Ng5 Bxd6 10. Nxe4 fxe4 11. Rxe4+ Kf8 12. Qh5 Qf6 *", + "Moves": "e4e8", + "MovesSAN": "Re8#", + "Themes": "master mate mateIn1 oneMove opening" + }, + { + "FEN": "2rr3k/3q1Qbp/p5pN/1p1p4/3Bp3/2Pn4/PP3PPP/2R2RK1 w - - 3 30", + "PGN": "1. e4 c5 2. Nf3 d6 3. Be2 Nf6 4. d3 Nc6 5. O-O e6 6. Bd2 Be7 7. c3 O-O 8. Na3 a6 9. Nc4 b5 10. Ne3 Bb7 11. Qc2 Rc8 12. Qb1 Qb6 13. Nc2 Rfd8 14. Be3 Qc7 15. d4 cxd4 16. Ncxd4 Nxd4 17. Nxd4 Bxe4 18. Bd3 Bxd3 19. Qxd3 d5 20. Rac1 Ne4 21. Ne2 Nc5 22. Qd1 e5 23. Ng3 g6 24. Qg4 Bf8 25. Nf5 Qd7 26. Nh6+ Kh8 27. Qf3 e4 28. Qxf7 Nd3 29. Bd4+ Bg7 *", + "Moves": "d4g7", + "MovesSAN": "Bxg7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "Q7/pp1bk2p/3N4/q4p2/3n1B1b/8/PP3PPP/4R1K1 b - - 1 32", + "PGN": "1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Nge7 6. Bd3 cxd4 7. cxd4 Nf5 8. Bxf5 exf5 9. O-O Be7 10. Nc3 f6 11. Nh4 Be6 12. Qh5+ g6 13. Nxg6 Bf7 14. Qh6 Bxg6 15. exf6 Bf8 16. Re1+ Kd7 17. Qh4 Bg7 18. Nxd5 Kd6 19. Nc3 Bxf6 20. Bf4+ Kd7 21. Qg3 Bh4 22. Qf3 Re8 23. Nb5 Qa5 24. Qd5+ Kc8 25. Rxe8+ Bxe8 26. Nd6+ Kd7 27. Nb5+ Kc8 28. Qe6+ Bd7 29. Nd6+ Kd8 30. Qg8+ Ke7 31. Qxa8 Nxd4 32. Re1+ *", + "Moves": "a5e1", + "MovesSAN": "Qxe1#", + "Themes": "hangingPiece mate mateIn1 middlegame oneMove" + }, + { + "FEN": "5k1r/1p3p1p/p4P2/2r5/1n6/8/PK5P/3RR3 w - - 0 35", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f3 e6 7. Be3 Be7 8. Qd2 Qc7 9. O-O-O Nbd7 10. g4 Ne5 11. g5 Nfd7 12. f4 Nc4 13. Bxc4 Qxc4 14. f5 Ne5 15. Rhf1 Qb4 16. b3 Bd7 17. Nde2 Rc8 18. f6 gxf6 19. gxf6 Bf8 20. Nb1 Qxd2+ 21. Nxd2 Bb5 22. c4 d5 23. exd5 exd5 24. Bd4 Nd3+ 25. Kc2 dxc4 26. Nxc4 Nb4+ 27. Kc3 Nd5+ 28. Kb2 Bxc4 29. bxc4 Rxc4 30. Rfe1 Bb4 31. Nc3+ Kf8 32. Be5 Bxc3+ 33. Bxc3 Rc5 34. Bb4 Nxb4 *", + "Moves": "d1d8", + "MovesSAN": "Rd8#", + "Themes": "endgame master mate mateIn1 oneMove" + }, + { + "FEN": "r4rk1/ppp2ppp/2nb1n2/4q3/4P2B/2N2B2/PPP2PPP/R2Q1RK1 b - - 2 11", + "PGN": "1. e4 e5 2. Nf3 d6 3. d4 Nc6 4. dxe5 Bg4 5. exd6 Bxd6 6. Be2 Nf6 7. Nc3 O-O 8. O-O Qe7 9. Bg5 Bxf3 10. Bxf3 Qe5 11. Bh4 *", + "Moves": "e5h2", + "MovesSAN": "Qxh2#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "4k1r1/5p2/2q1pBp1/QbbpP2p/8/8/1PP2PPP/4R1K1 w - - 0 29", + "PGN": "1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. Nf3 c5 6. Bb5 cxd4 7. Qxd4 a6 8. Bxd7+ Bxd7 9. Bg5 Qc7 10. O-O Nc6 11. Qe3 g6 12. Bf6 Rg8 13. Nd4 b5 14. a3 Nxd4 15. Qxd4 Bc5 16. Qf4 h5 17. Rfe1 Bc6 18. Rad1 a5 19. Ne2 b4 20. axb4 axb4 21. Nd4 Bd7 22. Ra1 Qb7 23. Nb3 Bf8 24. Qd4 Bb5 25. Nc5 Qc6 26. Rxa8+ Qxa8 27. Qxb4 Qc6 28. Qa5 Bxc5 *", + "Moves": "a5d8", + "MovesSAN": "Qd8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2kr3r/ppp2pp1/q6p/1NQ1pb2/4N3/P4P2/1PnP2PP/2B2R1K w - - 2 17", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 Nxe4 5. Nxe4 d5 6. Bxd5 Qxd5 7. Qe2 Nd4 8. Qd3 Bf5 9. f3 O-O-O 10. Nbc3 Qe6 11. O-O Bc5 12. Kh1 h6 13. a3 Nb3 14. Qb5 Nxa1 15. Qxc5 Nxc2 16. Nb5 Qa6 *", + "Moves": "c5c7", + "MovesSAN": "Qxc7#", + "Themes": "mate mateIn1 middlegame oneMove queensideAttack" + }, + { + "FEN": "1k1b1q1r/pp2N2n/2p1Q3/3p4/1P2p3/P4p2/K1P5/7R w - - 4 43", + "PGN": "1. d4 Nf6 2. Bf4 d5 3. Nc3 Bf5 4. Nb5 Na6 5. e3 c6 6. Nc3 e6 7. Nf3 h6 8. h3 Bb4 9. a3 Be7 10. g4 Bh7 11. g5 hxg5 12. Nxg5 Bg6 13. Bg2 Nh5 14. Nf3 Nxf4 15. exf4 Qc7 16. Ne5 Bf5 17. Qe2 f6 18. Nd3 Bxd3 19. Qxd3 Qxf4 20. Ne2 Qg5 21. h4 Qxg2 22. O-O-O O-O-O 23. Rdg1 Qxf2 24. Rxg7 Bd6 25. h5 Rdg8 26. Rxg8+ Rxg8 27. h6 Rh8 28. h7 Nc7 29. Kb1 Ne8 30. Nc3 f5 31. Qh3 Qxd4 32. Qh5 Qg7 33. Ka2 Nf6 34. Qe2 e5 35. Qf1 f4 36. Qh3+ Kb8 37. Qe6 Bc7 38. b4 e4 39. Ne2 f3 40. Nd4 Nxh7 41. Nf5 Qf8 42. Ne7 Bd8 *", + "Moves": "e6c8", + "MovesSAN": "Qc8#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r4rk1/p1p1qppp/1p1bp1n1/8/2P3nP/PPQ1PbP1/1B3PB1/3R1RK1 w - - 0 19", + "PGN": "1. Nf3 e6 2. g3 Nc6 3. Bg2 Nf6 4. d3 b6 5. O-O Bb7 6. Nbd2 Be7 7. c4 O-O 8. b3 d5 9. Bb2 dxc4 10. dxc4 Bc5 11. e3 Ne7 12. Qc2 Ng6 13. Rad1 Qe7 14. h4 Bb4 15. Ne4 Bxe4 16. Qc1 Ng4 17. a3 Bd6 18. Qc3 Bxf3 *", + "Moves": "c3g7", + "MovesSAN": "Qxg7#", + "Themes": "kingsideAttack mate mateIn1 middlegame oneMove" + }, + { + "FEN": "2r2r2/1p3p1p/p1npk3/q3npQ1/2P5/1P2B2P/P5P1/1BR3K1 w - - 2 27", + "PGN": "1. e4 c5 2. d4 cxd4 3. c3 d3 4. c4 d6 5. Bxd3 g6 6. h3 Bg7 7. Nf3 Nc6 8. O-O Nf6 9. Nc3 O-O 10. Be3 Be6 11. Rc1 Rb8 12. b3 Rc8 13. Qe2 Nd7 14. Bb1 Nde5 15. Nd2 a6 16. f4 Nd7 17. f5 Bxf5 18. exf5 Qa5 19. Nd5 Nde5 20. f6 exf6 21. Ne4 f5 22. Rxf5 gxf5 23. Nef6+ Bxf6 24. Nxf6+ Kg7 25. Qh5 Kxf6 26. Qg5+ Ke6 *", + "Moves": "b1f5", + "MovesSAN": "Bxf5#", + "Themes": "master mate mateIn1 middlegame oneMove" + }, + { + "FEN": "r1b1kr2/pp2p1bp/1np3p1/5pB1/6q1/1BN5/PPP1Q1PP/R4R1K w q - 0 15", + "PGN": "1. d4 d5 2. e4 dxe4 3. Nc3 f5 4. f3 exf3 5. Nxf3 Nf6 6. Bd3 g6 7. O-O Bg7 8. Bc4 c6 9. Ne5 Rf8 10. Bg5 Nbd7 11. Qe2 Nb6 12. Bb3 Qxd4+ 13. Kh1 Ng4 14. Nxg4 Qxg4 *", + "Moves": "e2e7", + "MovesSAN": "Qxe7#", + "Themes": "mate mateIn1 middlegame oneMove" + }, + { + "FEN": "1k1r4/ppp3p1/8/2bqR3/P5P1/3P1Q2/1P6/4RK2 b - - 0 25", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d4 exd4 5. O-O Nxe4 6. Re1 d5 7. Bxd5 Qxd5 8. Nc3 Qh5 9. Nxe4 Be6 10. Neg5 O-O-O 11. Nxe6 fxe6 12. Rxe6 Bd6 13. h3 Ne5 14. g4 Nxf3+ 15. Qxf3 Qa5 16. Bg5 Qxg5 17. Rae1 Rhf8 18. Qg2 Kb8 19. a4 h5 20. f3 hxg4 21. hxg4 d3 22. cxd3 Bc5+ 23. Kf1 Qd5 24. R6e5 Rxf3+ 25. Qxf3 *", + "Moves": "d5f3", + "MovesSAN": "Qxf3#", + "Themes": "endgame hangingPiece master mate mateIn1 oneMove" + }, + { + "FEN": "r5r1/1n1p1p1k/p7/4pPBp/q3n3/2P5/1P2QP1P/4R1K1 w - - 1 25", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 a6 6. N5a3 Bxa3 7. Nxa3 b5 8. c3 h6 9. Bd3 Nf6 10. O-O O-O 11. Nc2 Bb7 12. Re1 Qe7 13. Ne3 Nd8 14. Nf5 Qe6 15. Qe2 Kh7 16. a4 bxa4 17. Rxa4 h5 18. Be3 g6 19. Bc4 Qc6 20. Bg5 Nxe4 21. Bd5 Qxa4 22. Bxb7 Nxb7 23. g4 gxf5 24. gxf5 Rg8 *", + "Moves": "e2h5 h7g7 h5h6", + "MovesSAN": "Qxh5+ Kg7 Qh6#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "3Q4/6pk/6Np/4R1nq/8/3P2PP/5PK1/5R2 b - - 0 38", + "PGN": "1. c4 f5 2. d3 Nf6 3. g3 e6 4. e3 Bb4+ 5. Bd2 Bxd2+ 6. Nxd2 O-O 7. Bg2 d6 8. Ngf3 Nbd7 9. O-O Qe8 10. Qe2 Qg6 11. Nh4 Qf7 12. e4 fxe4 13. Nxe4 Rb8 14. Nxf6+ Nxf6 15. Rae1 e5 16. Nf3 b6 17. a3 Bb7 18. Nd2 Bxg2 19. Kxg2 Qg6 20. Ne4 Ng4 21. h3 Nf6 22. Nd2 Rf7 23. Nf3 Rbf8 24. Nh4 Qg5 25. Qe3 Qh5 26. Qf3 Qg5 27. Qc6 a5 28. b4 axb4 29. axb4 h6 30. c5 bxc5 31. bxc5 Nh7 32. cxd6 Rf6 33. Qxc7 Qh5 34. d7 Ng5 35. d8=Q Rxd8 36. Qxd8+ Kh7 37. Rxe5 Rg6 38. Nxg6 *", + "Moves": "h5h3 g2g1 g5f3", + "MovesSAN": "Qxh3+ Kg1 Nf3#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "7k/5p2/pp2pPp1/3r1q2/3P1Q2/7P/1P5K/8 w - - 0 42", + "PGN": "1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. a4 b6 6. Nc3 Bb7 7. Bd3 d6 8. O-O Nf6 9. Kh1 Nbd7 10. f4 Be7 11. Qe2 Qc7 12. Be3 Rc8 13. Bf2 Nc5 14. Bg3 Nxd3 15. cxd3 O-O 16. Rac1 Qc5 17. Nf3 Qb4 18. e5 Nd5 19. Ne4 dxe5 20. fxe5 Rxc1 21. Rxc1 Qxa4 22. h3 h6 23. Nd6 Ba8 24. Kh2 Nf4 25. Qe3 Nh5 26. Rc4 Qd1 27. Rg4 Bxf3 28. gxf3 Nxg3 29. Rxg3 Qc2+ 30. Rg2 Qd1 31. Qxh6 g6 32. Ne4 Qxf3 33. Rf2 Qh5 34. Qf4 Kg7 35. Nf6 Bxf6 36. exf6+ Kh7 37. Rg2 Rd8 38. d4 Rd5 39. Rg4 Qf5 40. Rh4+ Kg8 41. Rh8+ Kxh8 *", + "Moves": "f4h6 h8g8 h6g7", + "MovesSAN": "Qh6+ Kg8 Qg7#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "5R2/3r2p1/1p4p1/pr4k1/6P1/6K1/5P2/8 w - - 0 48", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nf3 Nf6 4. h3 Bf5 5. Nc3 Qd6 6. a3 c6 7. Nd4 Qxd4 8. d3 e6 9. Be3 Qd8 10. Be2 Be7 11. O-O O-O 12. Re1 Nbd7 13. Qd2 Qc7 14. Bf3 Nb6 15. Bf4 Bd6 16. Bxd6 Qxd6 17. Ne2 Rfe8 18. Nf4 Nfd5 19. Nh5 Bg6 20. Ng3 Nf6 21. Re3 Nc4 22. Qe2 Nxe3 23. Qxe3 Red8 24. Rd1 Qd4 25. Qxd4 Rxd4 26. b4 Rd7 27. Ne2 Nd5 28. Bxd5 exd5 29. Nf4 Re7 30. Nxg6 hxg6 31. c4 dxc4 32. dxc4 Rae8 33. Kf1 f5 34. b5 cxb5 35. cxb5 Rc8 36. a4 b6 37. g3 Rc4 38. Rd8+ Kf7 39. Kg2 Rxa4 40. Rd5 Ke6 41. Rd3 Rd7 42. Re3+ Kf6 43. Re8 Ra5 44. g4 fxg4 45. hxg4 Rxb5 46. Rf8+ Kg5 47. Kg3 a5 *", + "Moves": "f2f4 g5h6 f8h8", + "MovesSAN": "f4+ Kh6 Rh8#", + "Themes": "endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "8/8/p3R3/kp6/4p2r/2P2p2/PP3P2/6K1 w - - 8 45", + "PGN": "1. e4 c6 2. d3 d5 3. exd5 cxd5 4. d4 Nc6 5. Nf3 Bg4 6. Bb5 a6 7. Be2 e6 8. c3 Nge7 9. Nbd2 Ng6 10. h3 Bxf3 11. Nxf3 Bd6 12. O-O O-O 13. Bd3 Nf4 14. Bb1 b5 15. Bxf4 Bxf4 16. Qc2 f5 17. g3 Bc7 18. Kg2 Rc8 19. g4 Qd6 20. Rh1 g6 21. h4 fxg4 22. Ng5 Bb8 23. h5 Nxd4 24. Qd3 Nf3 25. Nxf3 gxf3+ 26. Kf1 Rf6 27. Qd4 Rcf8 28. hxg6 Rxg6 29. Bxg6 hxg6 30. Qh8+ Kf7 31. Rh7+ Ke8 32. Qg7 e5 33. Qxg6+ Kd8 34. Qxd6+ Bxd6 35. Ra7 Kc8 36. Ra8+ Bb8 37. Rd1 Rh8 38. Kg1 Kb7 39. Rxb8+ Kxb8 40. Rxd5 e4 41. Re5 Rh4 42. Re6 Kb7 43. Re7+ Kb6 44. Re6+ Ka5 *", + "Moves": "b2b4 a5a4 e6a6", + "MovesSAN": "b4+ Ka4 Rxa6#", + "Themes": "deflection endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "r2q2k1/1b2brpp/ppn5/2p1B2Q/P1B5/2NP3P/1PP3PN/6K1 w - - 0 17", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nc3 d6 4. Bc4 Be7 5. O-O O-O 6. d3 a6 7. a4 b6 8. h3 Bb7 9. Nh2 c5 10. f4 exf4 11. Bxf4 d5 12. exd5 Nxd5 13. Be5 Ne3 14. Qh5 Nxf1 15. Rxf1 Nc6 16. Rxf7 Rxf7 *", + "Moves": "h5f7 g8h8 e5g7", + "MovesSAN": "Qxf7+ Kh8 Bxg7#", + "Themes": "kingsideAttack master mate mateIn2 middlegame short" + }, + { + "FEN": "4k3/1p1rnp2/p2p1Qr1/2pP4/8/2Pq4/PP3PP1/4R1K1 w - - 4 28", + "PGN": "1. e4 e5 2. Nf3 d6 3. d4 Bg4 4. Be2 exd4 5. Nxd4 Bxe2 6. Qxe2 Qf6 7. Be3 a6 8. O-O c5 9. Nf3 h6 10. Nc3 Ne7 11. Rfe1 g5 12. Rad1 Bg7 13. h3 Nbc6 14. Nd5 Nxd5 15. exd5 Ne7 16. Bxg5 hxg5 17. c3 Rd8 18. Qe3 Rd7 19. Nxg5 Bh6 20. h4 Bxg5 21. hxg5 Qg6 22. Qf4 Qh5 23. Kf1 Rg8 24. Qf6 Rxg5 25. Re3 Qxd1+ 26. Re1 Qd3+ 27. Kg1 Rg6 *", + "Moves": "f6h8 g6g8 h8g8", + "MovesSAN": "Qh8+ Rg8 Qxg8#", + "Themes": "endgame mate mateIn2 pin short" + }, + { + "FEN": "3q1rk1/5p2/5R1p/7K/5R2/p7/8/8 w - - 0 46", + "PGN": "1. d4 Nf6 2. Nc3 d5 3. Bf4 Nc6 4. e3 Bf5 5. a3 e6 6. Nb5 Bd6 7. Nxd6+ cxd6 8. Bd3 Bxd3 9. Qxd3 e5 10. dxe5 dxe5 11. Bg3 O-O 12. Qb3 Re8 13. Qxb7 Qa5+ 14. c3 Rec8 15. Qb3 d4 16. exd4 exd4 17. Ne2 dxc3 18. O-O cxb2 19. Qxb2 Re8 20. Nd4 Nxd4 21. Qxd4 Rad8 22. Qb4 Qd5 23. h3 Ne4 24. Bc7 Rc8 25. Bf4 Qf5 26. g3 g5 27. Be3 Nxg3 28. fxg3 Qxh3 29. Qd2 Qxg3+ 30. Qg2 Qxe3+ 31. Rf2 h6 32. Rf1 Rc7 33. Kh1 Qxa3 34. Rf3 Qd6 35. Qf2 Rf8 36. Kg2 Qd5 37. Kg3 a5 38. Rf5 Qd6+ 39. Kg4 Rc4+ 40. Kh5 Rh4+ 41. Qxh4 gxh4 42. Kxh4 a4 43. Rf6 Qd4+ 44. R1f4 Qd8 45. Kh5 a3 *", + "Moves": "f4g4 g8h7 f6h6", + "MovesSAN": "Rg4+ Kh7 Rxh6#", + "Themes": "endgame mate mateIn2 queenRookEndgame short" + }, + { + "FEN": "8/p1p1Qnkp/1p3pp1/7q/8/2B5/PP3K2/8 w - - 2 41", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Bd2 Bxc3 5. Bxc3 d5 6. Nf3 O-O 7. e3 Ne4 8. Bb4 Re8 9. Nd2 Nxd2 10. Qxd2 Nc6 11. Bc3 b6 12. cxd5 exd5 13. Bd3 Qg5 14. g3 Bg4 15. O-O Qh5 16. Rfe1 Re6 17. Be2 Rh6 18. Bxg4 Qxg4 19. Qe2 Qh3 20. f3 Re8 21. Qg2 Qh5 22. Rad1 Ree6 23. e4 dxe4 24. g4 exf3 25. Qf2 Qxg4+ 26. Kh1 Rxh2+ 27. Qxh2 g6 28. Rxe6 Qxe6 29. Rf1 Qg4 30. d5 Ne7 31. Be1 Nxd5 32. Qg3 Qh5+ 33. Kg1 Ne3 34. Rxf3 Nf5 35. Qg2 Nh4 36. Qe2 Nxf3+ 37. Kf2 Ng5 38. Qe8+ Kg7 39. Bc3+ f6 40. Qe7+ Nf7 *", + "Moves": "c3f6 g7g8 e7e8", + "MovesSAN": "Bxf6+ Kg8 Qe8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r7/ppqn1p2/5nkB/3p4/7Q/7P/PP2rPP1/R5K1 w - - 2 25", + "PGN": "1. e4 e6 2. c4 d5 3. cxd5 exd5 4. Qa4+ c6 5. exd5 Qxd5 6. Nc3 Qd8 7. Nf3 Nf6 8. Be2 Bd6 9. O-O O-O 10. Re1 Bg4 11. h3 Bh5 12. d4 Re8 13. Bg5 h6 14. Bh4 Nbd7 15. Nd1 Qc7 16. Ne3 g5 17. Nxg5 Bxe2 18. Rxe2 hxg5 19. Bxg5 Bf8 20. d5 cxd5 21. Qh4 Bg7 22. Nf5 Rxe2 23. Nxg7 Kxg7 24. Bh6+ Kg6 *", + "Moves": "h4g5 g6h7 g5g7", + "MovesSAN": "Qg5+ Kh7 Qg7#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "r2q1r2/6bk/p1p4p/5RPP/P1pP4/2p1n1P1/2QN4/4R1K1 w - - 0 28", + "PGN": "1. d4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 O-O 5. O-O d5 6. c4 c6 7. Nc3 dxc4 8. e4 b5 9. e5 Nd5 10. a4 Nxc3 11. bxc3 Be6 12. Ng5 Bd5 13. Ne4 Nd7 14. Bg5 h6 15. Be3 a6 16. h4 f5 17. exf6 exf6 18. Qc1 f5 19. Nd2 Kh7 20. h5 g5 21. Qc2 Nb6 22. Bh3 Be6 23. f4 Nd5 24. Rae1 b4 25. fxg5 bxc3 26. Bxf5+ Bxf5 27. Rxf5 Nxe3 *", + "Moves": "f5f8 e3c2 g5g6", + "MovesSAN": "Rxf8+ Nxc2 g6#", + "Themes": "discoveredAttack master mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "r5kr/p1PQpp1p/b5pB/2p5/8/8/P2K1P1P/1q6 w - - 0 21", + "PGN": "1. c4 Nf6 2. Nc3 d5 3. cxd5 Nxd5 4. d4 Nxc3 5. bxc3 g6 6. e4 Bg7 7. Nf3 c5 8. Bb5+ Nc6 9. d5 Qa5 10. Bxc6+ bxc6 11. e5 Bxe5 12. Nxe5 Qxc3+ 13. Bd2 Qxe5+ 14. Be3 Ba6 15. Rb1 Qe4 16. dxc6 Qxg2 17. Qd7+ Kf8 18. Bh6+ Kg8 19. c7 Qxh1+ 20. Kd2 Qxb1 *", + "Moves": "d7d8 a8d8 c7d8q", + "MovesSAN": "Qd8+ Rxd8+ cxd8=Q#", + "Themes": "advancedPawn endgame mate mateIn2 promotion short" + }, + { + "FEN": "r1b2b1r/ppqp1B2/5p1k/4pnpp/8/2N3BP/PPP2PP1/R2QK2R w KQ - 0 18", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nf5 g6 6. Nd6+ Ke7 7. Bg5+ f6 8. Bh4 g5 9. Bg3 h5 10. h3 Qc7 11. Nf5+ Kf7 12. Bc4+ Kg6 13. Nc3 Nge7 14. Nd6 Nd4 15. Bf7+ Kh6 16. Nf5+ Nexf5 17. exf5 Nxf5 *", + "Moves": "d1h5 h6g7 h5g6", + "MovesSAN": "Qxh5+ Kg7 Qg6#", + "Themes": "mate mateIn2 opening short" + }, + { + "FEN": "2kr3r/ppp2ppp/3bp3/7q/1P4n1/P1NP1BP1/2P2P2/R1BQR1K1 b - - 0 14", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. Nf3 Bg4 5. Be2 Nf6 6. O-O Nc6 7. a3 O-O-O 8. b4 Qh5 9. h3 e6 10. hxg4 Nxg4 11. g3 Bd6 12. d3 Nce5 13. Re1 Nxf3+ 14. Bxf3 *", + "Moves": "h5h2 g1f1 h2f2", + "MovesSAN": "Qh2+ Kf1 Qxf2#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "8/8/8/p7/k1K5/8/1r6/6R1 w - - 6 44", + "PGN": "1. e4 c5 2. f4 Nc6 3. Nf3 e6 4. Bb5 d5 5. Bxc6+ bxc6 6. e5 f6 7. d3 fxe5 8. fxe5 Nf6 9. O-O Ng8 10. c4 dxc4 11. dxc4 Qxd1 12. Rxd1 Ba6 13. b3 Rd8 14. Rxd8+ Kxd8 15. Be3 h5 16. Nc3 Nh6 17. Rd1+ Kc7 18. Ne4 Nf5 19. Bxc5 Bxc5+ 20. Nxc5 Bc8 21. Ng5 Re8 22. h3 g6 23. g4 hxg4 24. hxg4 Ne3 25. Rd6 Nxg4 26. Ngxe6+ Bxe6 27. Nxe6+ Kb6 28. c5+ Kb5 29. a4+ Kb4 30. Rxc6 Nxe5 31. Ra6 Kxb3 32. Nd4+ Kc4 33. Nc6 Kxc5 34. Nxe5 Rxe5 35. Rxg6 a5 36. Rg4 Rd5 37. Kf2 Rd4 38. Rg5+ Kb4 39. Ke3 Rh4 40. Kd3 Kxa4 41. Kc3 Rb4 42. Rg1 Rb3+ 43. Kc4 Rb2 *", + "Moves": "g1a1 b2a2 a1a2", + "MovesSAN": "Ra1+ Ra2 Rxa2#", + "Themes": "endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "8/1p3rk1/2b1Q3/3p1r2/3P4/2P3P1/PP2p1PP/4R1K1 b - - 0 40", + "PGN": "1. d4 e6 2. Bf4 d5 3. Nf3 c5 4. e3 Nc6 5. Bd3 Qb6 6. Qc1 cxd4 7. exd4 Nge7 8. c3 Ng6 9. Bg3 Bd7 10. O-O h5 11. Nbd2 Be7 12. Nb3 h4 13. Bxg6 hxg3 14. Bxf7+ Kxf7 15. fxg3 Ke8 16. Qe3 Kd8 17. Ne5 Nxe5 18. Qxe5 Bf6 19. Rxf6 gxf6 20. Qxf6+ Kc7 21. Rc1 Raf8 22. Qe5+ Qd6 23. Qe3 Kb8 24. Nc5 Re8 25. Qd3 e5 26. Nb3 e4 27. Qe3 Ref8 28. Qg5 Rf5 29. Qg7 Rhf8 30. Nc5 R8f7 31. Qg8+ Kc7 32. Qa8 Bc6 33. Qxa7 e3 34. Na6+ Kd7 35. Nc5+ Ke7 36. Re1 Kf8 37. Qa8+ Kg7 38. Qc8 e2 39. Ne6+ Qxe6 40. Qxe6 *", + "Moves": "f5f1 e1f1 f7f1", + "MovesSAN": "Rf1+ Rxf1 Rxf1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r4r2/pb2Npkp/1p6/6b1/1P2p1Q1/3q4/P2N2PP/R6K w - - 0 24", + "PGN": "1. d4 Nf6 2. e3 e6 3. Bd3 b6 4. e4 Bb7 5. Nd2 c5 6. Ngf3 cxd4 7. Nxd4 d6 8. O-O Be7 9. f4 Nbd7 10. Kh1 O-O 11. b4 e5 12. Nf5 d5 13. fxe5 Nxe5 14. Bb2 Nxd3 15. cxd3 dxe4 16. Nxg7 Qxd3 17. Nf5 Bd8 18. Nh6+ Kg7 19. Rxf6 Bxf6 20. Nf5+ Kg6 21. Qg4+ Bg5 22. Ne7+ Kh6 23. Bg7+ Kxg7 *", + "Moves": "g4g5 g7h8 g5f6", + "MovesSAN": "Qxg5+ Kh8 Qf6#", + "Themes": "hangingPiece mate mateIn2 middlegame short" + }, + { + "FEN": "8/R5p1/pr3k1p/5P2/5KPP/8/8/1q6 w - - 0 41", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 h6 4. c3 Nf6 5. d3 Bc5 6. b4 Bb6 7. a4 a6 8. Qb3 Qe7 9. O-O d6 10. Be3 Bg4 11. Nbd2 O-O 12. h3 Bxf3 13. Nxf3 Nd8 14. Rfe1 Ne6 15. d4 exd4 16. cxd4 Rfe8 17. e5 dxe5 18. dxe5 Nd7 19. Rad1 Rad8 20. Nd4 Nxe5 21. Nxe6 Rxd1 22. Rxd1 Nxc4 23. Qxc4 Qxe6 24. Qxe6 Rxe6 25. Bxb6 cxb6 26. Rd8+ Kh7 27. Rd7 Re1+ 28. Kh2 Rb1 29. Rxb7 Rxb4 30. a5 b5 31. Rxf7 Ra4 32. Kg3 Rxa5 33. Kg4 b4 34. f4 Kg6 35. Rb7 Rb5 36. Ra7 Rb6 37. f5+ Kf6 38. Kf4 b3 39. g4 b2 40. h4 b1=Q *", + "Moves": "g4g5 h6g5 h4g5", + "MovesSAN": "g5+ hxg5+ hxg5#", + "Themes": "endgame mate mateIn2 queenRookEndgame short" + }, + { + "FEN": "4Q3/p1p3k1/1p1p1qpp/2nP4/1PP5/K5P1/P1B4P/8 b - - 4 30", + "PGN": "1. d4 Nf6 2. Nf3 e6 3. c4 Bb4+ 4. Bd2 Bxd2+ 5. Qxd2 d6 6. Nc3 Nbd7 7. e3 Qe7 8. Bd3 e5 9. dxe5 Nxe5 10. Nxe5 Qxe5 11. O-O-O b6 12. f4 Qe7 13. Rhe1 Bb7 14. e4 O-O 15. Kb1 Nd7 16. Nd5 Bxd5 17. exd5 Qf6 18. Qc2 h6 19. Qf2 Nc5 20. Bc2 Rfe8 21. Rxe8+ Rxe8 22. Re1 Rxe1+ 23. Qxe1 g6 24. g3 Qd4 25. f5 Qf6 26. fxg6 fxg6 27. Qe8+ Kg7 28. b4 Qf1+ 29. Kb2 Qf6+ 30. Ka3 *", + "Moves": "f6c3 c2b3 c3c1", + "MovesSAN": "Qc3+ Bb3 Qc1#", + "Themes": "endgame fork mate mateIn2 short" + }, + { + "FEN": "8/5ppk/1Q5p/PP6/8/5qP1/3r1R1P/6K1 b - - 0 31", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. O-O Nf6 5. d3 h6 6. a3 O-O 7. b4 Bb6 8. b5 Nd4 9. Nxd4 Bxd4 10. c3 Bb6 11. d4 exd4 12. cxd4 Nxe4 13. Be3 d5 14. Bd3 Bf5 15. Qf3 Bg6 16. a4 Ng5 17. Bxg5 Qxg5 18. Nc3 Bxd4 19. Rac1 Bh5 20. Qxd5 Qf6 21. Qxh5 Bxc3 22. Rxc3 Qxc3 23. Qd5 Rad8 24. Qxb7 Qxd3 25. Qxc7 Rfe8 26. g3 Qf3 27. Qxa7 Re2 28. a5 Rdd2 29. Qb8+ Kh7 30. Qb6 Rxf2 31. Rxf2 *", + "Moves": "d2d1 f2f1 f3f1", + "MovesSAN": "Rd1+ Rf1 Qxf1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r5k1/1p3ppp/1pp1p3/2P1P3/rP1R4/8/6PP/1K1R4 w - - 1 25", + "PGN": "1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. f3 exf3 5. Nxf3 Be6 6. Bd3 Nd7 7. Bf4 Nb6 8. Qd2 Nf6 9. O-O-O Bd5 10. Ne5 e6 11. Rhe1 Bd6 12. Ne4 Nxe4 13. Bxe4 Bxe5 14. Bxe5 Nc4 15. Qb4 Qb6 16. Qxb6 axb6 17. b3 Nxe5 18. dxe5 Rxa2 19. Kb1 Ra5 20. c4 Bxe4+ 21. Rxe4 Ra8 22. b4 O-O 23. Red4 Ra4 24. c5 Rfa8 *", + "Moves": "d4d8 a8d8 d1d8", + "MovesSAN": "Rd8+ Rxd8 Rxd8#", + "Themes": "backRankMate endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "r4k2/1qb2pp1/p3p1n1/1p1r2B1/3P3Q/P1P4R/1P3PPP/R5K1 w - - 8 26", + "PGN": "1. e4 d5 2. exd5 Nf6 3. d4 c6 4. Nf3 cxd5 5. Nc3 Nc6 6. Bb5 Bd7 7. O-O e6 8. Bf4 Be7 9. Ne5 O-O 10. Nxd7 Qxd7 11. Re1 a6 12. Ba4 b5 13. Bb3 Bb4 14. a3 Ba5 15. Re3 Ne4 16. Nxe4 dxe4 17. Rxe4 Rfd8 18. c3 Qb7 19. Bc2 Ne7 20. Re3 Bc7 21. Bxh7+ Kxh7 22. Qh5+ Kg8 23. Rh3 Kf8 24. Bg5 Rd5 25. Qh4 Ng6 *", + "Moves": "h4h8 g6h8 h3h8", + "MovesSAN": "Qh8+ Nxh8 Rxh8#", + "Themes": "mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "1bB1r1k1/ppq2ppp/2p2n2/3p4/3P4/2P2P1P/PP3P2/R1BQR1K1 b - - 0 17", + "PGN": "1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nf3 Nf6 5. Bd3 Bd6 6. O-O O-O 7. h3 Re8 8. Re1 Be6 9. c3 Nbd7 10. Nbd2 c6 11. Nf1 Rc8 12. Ne3 Bb8 13. Nf5 Qc7 14. Ne5 Bxf5 15. Bxf5 Nxe5 16. Bxc8 Nf3+ 17. gxf3 *", + "Moves": "c7h2 g1f1 h2h1", + "MovesSAN": "Qh2+ Kf1 Qh1#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "R7/5ppk/1B2p3/1b1pPn1p/1P3PQ1/5N1P/2r1q1P1/6K1 w - - 2 27", + "PGN": "1. e4 e6 2. Nf3 d5 3. e5 c5 4. d4 Nc6 5. Bb5 Bd7 6. Bxc6 Bxc6 7. Be3 Qb6 8. b3 cxd4 9. Nxd4 Bc5 10. c3 Ne7 11. b4 Bxd4 12. Bxd4 Qc7 13. O-O O-O 14. Qg4 a5 15. a3 Nf5 16. Bc5 Rfc8 17. f4 b6 18. Bf2 axb4 19. cxb4 Bb5 20. Rd1 Qc4 21. Nd2 Qe2 22. Nf3 Rc2 23. Bxb6 Rxa3 24. h3 Rxa1 25. Rxa1 h5 26. Ra8+ Kh7 *", + "Moves": "g4h5 f5h6 f3g5", + "MovesSAN": "Qxh5+ Nh6 Ng5#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "1r3kr1/p2b1p2/1n6/7p/5P2/1P6/PB4R1/RN2K3 w Q - 3 22", + "PGN": "1. e4 e5 2. f4 Bc5 3. Nf3 d5 4. exd5 e4 5. d4 exf3 6. dxc5 fxg2 7. Qe2+ Qe7 8. Qxe7+ Nxe7 9. Bxg2 Bg4 10. c4 Nd7 11. d6 cxd6 12. cxd6 Nf5 13. Bxb7 Rb8 14. Bc6 Nxd6 15. Rg1 h5 16. h3 Bxh3 17. Rxg7 Kf8 18. Bxd7 Bxd7 19. Rg2 Nxc4 20. b3 Nb6 21. Bb2 Rg8 *", + "Moves": "b2a3 f8e8 g2g8", + "MovesSAN": "Ba3+ Ke8 Rxg8#", + "Themes": "deflection mate mateIn2 middlegame short" + }, + { + "FEN": "r7/3b1pkp/3p4/3N2Pp/1P1pP2P/1p1P4/1Pr5/1KR3NR b - - 4 29", + "PGN": "1. e4 c5 2. Nc3 d6 3. d3 Nf6 4. Be3 g6 5. Qd2 Bg7 6. O-O-O O-O 7. f4 Nc6 8. h3 a6 9. g4 b5 10. g5 Nh5 11. Bg2 b4 12. Nce2 a5 13. Bf3 a4 14. Bxh5 gxh5 15. h4 b3 16. cxb3 axb3 17. a3 Qb6 18. Nc3 Nd4 19. Nd5 Qb7 20. Bxd4 cxd4 21. f5 Bd7 22. Nxe7+ Kh8 23. f6 Rac8+ 24. Kb1 Rc2 25. fxg7+ Kxg7 26. Qb4 Qxb4 27. axb4 Re8 28. Nd5 Ra8 29. Rc1 *", + "Moves": "a8a1 b1a1 c2c1", + "MovesSAN": "Ra1+ Kxa1 Rxc1#", + "Themes": "attraction deflection mate mateIn2 middlegame queensideAttack short" + }, + { + "FEN": "r1b2r1k/pp1n2pp/2p1Q2N/q5p1/2PPp3/P1P1P3/5PPP/R4RK1 w - - 5 19", + "PGN": "1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Nbd7 5. Nf3 c6 6. e3 Qa5 7. Bd3 Ne4 8. Bxe4 dxe4 9. Ne5 Bb4 10. Qd2 Nb6 11. O-O f6 12. a3 Bxc3 13. bxc3 fxg5 14. Qe2 O-O 15. Qg4 Nd7 16. Qxe6+ Kh8 17. Nf7+ Kg8 18. Nh6+ Kh8 *", + "Moves": "e6g8 f8g8 h6f7", + "MovesSAN": "Qg8+ Rxg8 Nf7#", + "Themes": "kingsideAttack mate mateIn2 middlegame sacrifice short smotheredMate" + }, + { + "FEN": "2r3k1/1Q2Bppp/p7/5R2/P7/4b3/1P1r2PP/3R3K b - - 0 27", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. a4 a6 5. O-O Nf6 6. d3 O-O 7. c3 d5 8. exd5 Nxd5 9. d4 exd4 10. cxd4 Ba7 11. Bg5 Qd6 12. Nc3 Be6 13. Qb3 Ncb4 14. Ne4 Qc6 15. Ne5 Qb6 16. Be7 Rfe8 17. Bc5 Qa5 18. Bxd5 Bxd5 19. Nc4 Bxc4 20. Qxc4 Rxe4 21. Bxb4 Qf5 22. Qxc7 Rxd4 23. Be7 Rd2 24. Qxb7 Bxf2+ 25. Kh1 Rc8 26. Rad1 Be3 27. Rxf5 *", + "Moves": "d2d1 f5f1 d1f1", + "MovesSAN": "Rxd1+ Rf1 Rxf1#", + "Themes": "backRankMate hangingPiece mate mateIn2 middlegame short" + }, + { + "FEN": "r3r1k1/pR3pbp/q5p1/8/7B/5Q2/5PPP/5RK1 w - - 3 33", + "PGN": "1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. Bd3 c5 5. dxc5 Bxc5 6. exd5 exd5 7. Nge2 Nf6 8. O-O O-O 9. Bg5 Be6 10. Nf4 Nc6 11. Ncxd5 Bxd5 12. Nxd5 Qxd5 13. Bxf6 Qd6 14. Bh4 Ne7 15. Bg3 Qb6 16. Qh5 g6 17. Qh6 Bd4 18. c3 Bg7 19. Qh4 Bf6 20. Qf4 Nd5 21. Qh6 Qxb2 22. Rab1 Qxc3 23. Be4 Bg7 24. Qh4 Bf6 25. Qg4 Qa5 26. Rxb7 Qxa2 27. Bd6 Rfd8 28. Bg3 Bg7 29. Qf3 Nf6 30. Bh4 Nxe4 31. Qxe4 Re8 32. Qf3 Qa6 *", + "Moves": "f3f7 g8h8 f7g7", + "MovesSAN": "Qxf7+ Kh8 Qxg7#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "3R4/1p3rk1/3N2p1/p7/8/1P6/1bP3PP/6K1 b - - 3 37", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. Bc4 O-O 8. O-O e6 9. f4 d5 10. exd5 exd5 11. Bb3 Bg4 12. Nf3 d4 13. Bxd4 Nxd4 14. Qxd4 Bxf3 15. Qxd8 Rfxd8 16. Rxf3 a5 17. Re1 Rd2 18. Re7 Rd7 19. Bxf7+ Kf8 20. Rxd7 Nxd7 21. Bb3 Nc5 22. f5 Nxb3 23. axb3 Kg8 24. fxg6 hxg6 25. Rg3 Kh7 26. Kf2 Rd8 27. Ke2 Bh6 28. Rd3 Re8+ 29. Kf2 Rf8+ 30. Rf3 Rd8 31. Rd3 Rf8+ 32. Kg1 Rf7 33. Ne4 Bg7 34. Rh3+ Kg8 35. Rd3 Bxb2 36. Rd8+ Kg7 37. Nd6 *", + "Moves": "b2d4 g1h1 f7f1", + "MovesSAN": "Bd4+ Kh1 Rf1#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "6k1/5pp1/1p2p2p/p1p1P2P/P1Pr1P1P/3B3K/2P3Q1/4q3 w - - 7 38", + "PGN": "1. Nf3 d5 2. g3 e6 3. Bg2 Be7 4. O-O b6 5. d3 Bb7 6. Nbd2 Nd7 7. e4 dxe4 8. dxe4 c5 9. Re1 Qc7 10. a4 a5 11. Nc4 Ngf6 12. Bf4 Qc6 13. Nfe5 Nxe5 14. Nxe5 Qc8 15. Nc4 Qc6 16. f3 Rd8 17. Qe2 O-O 18. Bf1 Ba6 19. Qf2 Qb7 20. b3 Nh5 21. Be3 Bf6 22. g4 Bxa1 23. gxh5 Bc3 24. Re2 Bxc4 25. bxc4 Rd7 26. h4 Rfd8 27. Bg2 Rd1+ 28. Kh2 Qc7+ 29. f4 h6 30. e5 Qd7 31. Be4 Bd2 32. Bxd2 Rxd2 33. Bd3 Rxe2 34. Qxe2 Qd4 35. Kg3 Qg1+ 36. Qg2 Qe1+ 37. Kh3 Rd4 *", + "Moves": "g2a8 d4d8 a8d8", + "MovesSAN": "Qa8+ Rd8 Qxd8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r5k1/1pp2pp1/7p/8/3pP3/3P4/3Q1PPP/6K1 b - - 0 30", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Be7 5. c3 O-O 6. Bb3 d5 7. Nbd2 a5 8. O-O Be6 9. Bc2 h6 10. Qe2 a4 11. Rd1 d4 12. a3 Nd7 13. Nf1 Nc5 14. Ng3 Nb3 15. Rb1 Nxc1 16. Rbxc1 dxc3 17. bxc3 Bxa3 18. Ra1 Bb2 19. Rxa4 Bxc3 20. Rxa8 Qxa8 21. Nh4 Nd4 22. Qh5 Nxc2 23. Rc1 Qa2 24. Nhf5 Bxf5 25. Nxf5 Bd2 26. Rd1 Nd4 27. Nxd4 exd4 28. Qe2 Ra8 29. Rxd2 Qxd2 30. Qxd2 *", + "Moves": "a8a1 d2c1 a1c1", + "MovesSAN": "Ra1+ Qc1 Rxc1#", + "Themes": "backRankMate endgame mate mateIn2 queenRookEndgame short" + }, + { + "FEN": "1rb3k1/p4ppp/1p2r1q1/2pQ4/8/1P2P2P/P4PPN/2R1R2K w - - 1 33", + "PGN": "1. d4 e6 2. Bf4 d5 3. e3 Nf6 4. Bg5 Be7 5. Bxf6 Bxf6 6. c3 Nc6 7. Bb5 Bd7 8. Bxc6 Bxc6 9. Ne2 O-O 10. O-O Re8 11. h3 e5 12. dxe5 Bxe5 13. Re1 Bb5 14. Nd4 Bc4 15. b3 Bxd4 16. Qxd4 Ba6 17. Nd2 b6 18. Qb4 c5 19. Qa3 Bb7 20. Qc1 Qg5 21. Nf3 Qg6 22. Kh1 Bc8 23. Qb1 Qh5 24. Nh2 Re6 25. Qd1 Qf5 26. Qf3 Qg5 27. Qf4 Qg6 28. Qg4 Qc2 29. Qe2 Qxc3 30. Rac1 Qf6 31. Qf3 Qg6 32. Qxd5 Rb8 *", + "Moves": "d5d8 e6e8 d8e8", + "MovesSAN": "Qd8+ Re8 Qxe8#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "2r2rk1/p3Qpp1/7p/8/8/3nPB2/PP3PPP/RN4K1 b - - 0 20", + "PGN": "1. d4 d5 2. c4 c5 3. Nf3 Nf6 4. Bg5 e6 5. e3 Be7 6. Be2 O-O 7. O-O h6 8. Bh4 Nc6 9. cxd5 exd5 10. dxc5 Ne4 11. Bxe7 Qxe7 12. Qxd5 Nxc5 13. Rc1 Ne6 14. Rxc6 bxc6 15. Qxc6 Bb7 16. Qc3 Rac8 17. Qb3 Nc5 18. Qb4 Bxf3 19. Bxf3 Nd3 20. Qxe7 *", + "Moves": "c8c1 f3d1 c1d1", + "MovesSAN": "Rc1+ Bd1 Rxd1#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "4k2r/5ppp/p7/P1pp4/5Pb1/2B5/2PPq2P/RQ4RK b k - 2 22", + "PGN": "1. b4 d5 2. e3 e5 3. Bb2 Bd6 4. Nf3 Nd7 5. Nc3 c6 6. b5 e4 7. Nd4 c5 8. Nde2 Ngf6 9. a4 a6 10. Nf4 Nb6 11. bxa6 Rxa6 12. a5 Nc4 13. Bxc4 Bxf4 14. Bxa6 bxa6 15. exf4 Bg4 16. f3 exf3 17. Qb1 fxg2 18. Rg1 Qe7+ 19. Kf2 Ne4+ 20. Kxg2 Nxc3 21. Bxc3 Qe2+ 22. Kh1 *", + "Moves": "g4f3 g1g2 e2g2", + "MovesSAN": "Bf3+ Rg2 Qxg2#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "6k1/3b1pp1/p2p2P1/2pPpPQn/2p1P3/2P5/P5BK/1q6 w - - 0 29", + "PGN": "1. c4 Nf6 2. Nc3 e6 3. g3 Bb4 4. Bg2 O-O 5. e4 Bxc3 6. bxc3 e5 7. Ne2 d6 8. Rb1 Bg4 9. h3 Bc8 10. d4 Nbd7 11. O-O c6 12. d5 Qc7 13. Bg5 h6 14. Bxf6 Nxf6 15. Qd2 c5 16. f4 Nd7 17. f5 Rb8 18. g4 a6 19. h4 b5 20. g5 hxg5 21. hxg5 bxc4 22. g6 Nf6 23. Qg5 Bd7 24. Ng3 Rxb1 25. Rxb1 Rb8 26. Rxb8+ Qxb8 27. Nh5 Qb1+ 28. Kh2 Nxh5 *", + "Moves": "g5d8 d7e8 d8e8", + "MovesSAN": "Qd8+ Be8 Qxe8#", + "Themes": "endgame fork mate mateIn2 short" + }, + { + "FEN": "2k5/2p1R3/pp3n2/2p2r2/5Q2/P1NR1KPq/1P3P2/7r w - - 8 33", + "PGN": "1. c4 e5 2. a3 Nf6 3. h3 Nc6 4. Nc3 a6 5. d3 Bc5 6. Nf3 d6 7. Bg5 h6 8. Bh4 g5 9. Bg3 Be6 10. e3 Qd7 11. d4 exd4 12. exd4 Qe7 13. dxc5 Bxc4+ 14. Be2 O-O-O 15. O-O dxc5 16. Qc2 Bxe2 17. Qxe2 Qf8 18. Rad1 Re8 19. Qc4 h5 20. Nxg5 Qg7 21. Nxf7 Rhf8 22. Ne5 h4 23. Qxh4 Nxe5 24. Bxe5 Rxe5 25. Rfe1 Rg5 26. g3 Rh8 27. Qf4 Rxh3 28. Re3 b6 29. Rdd3 Qh6 30. Kg2 Rh1 31. Re7 Qh3+ 32. Kf3 Rf5 *", + "Moves": "e7c7 c8b8 d3d8", + "MovesSAN": "Rxc7+ Kb8 Rd8#", + "Themes": "mate mateIn2 middlegame queensideAttack short" + }, + { + "FEN": "1r3r1k/6pp/p2pBp2/1ppPp3/7R/P2P1QP1/1q3P1P/6K1 w - - 0 28", + "PGN": "1. e4 e6 2. Nf3 c5 3. Nc3 Nc6 4. a3 Be7 5. d3 Nf6 6. g3 O-O 7. Bg2 Rb8 8. O-O a6 9. Re1 b5 10. Ng5 Ne8 11. Qh5 Bxg5 12. Bxg5 f6 13. Bf4 d6 14. Bd2 Nd4 15. Ne2 Nxc2 16. Nf4 Nxa1 17. Rxa1 e5 18. Nd5 Qd7 19. Ba5 Bb7 20. Bh3 Qf7 21. Qf3 Bxd5 22. exd5 Nc7 23. Bxc7 Qxc7 24. Be6+ Kh8 25. Re1 Qa5 26. Re4 Qd2 27. Rh4 Qxb2 *", + "Moves": "h4h7 h8h7 f3h5", + "MovesSAN": "Rxh7+ Kxh7 Qh5#", + "Themes": "attraction endgame kingsideAttack mate mateIn2 sacrifice short" + }, + { + "FEN": "rnb2k1b/ppp2p1q/3p1P2/8/3P2p1/4Q1P1/PPP5/R3KB2 w Q - 0 19", + "PGN": "1. e4 e5 2. Nc3 Nf6 3. f4 exf4 4. e5 Ng8 5. Nf3 g5 6. d4 Bg7 7. g3 fxg3 8. hxg3 h6 9. Bxg5 hxg5 10. Rxh8 Bxh8 11. Qd2 g4 12. Ng5 d6 13. Qf4 Qe7 14. Nd5 Qd7 15. Nf6+ Nxf6 16. exf6 Qf5 17. Qe3+ Kf8 18. Nh7+ Qxh7 *", + "Moves": "e3e7 f8g8 e7e8", + "MovesSAN": "Qe7+ Kg8 Qe8#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "1qb2r2/r2n1k2/1p2p1p1/pP1pPpQ1/3b4/7R/5PPP/1R4K1 w - - 0 30", + "PGN": "1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. Bd3 c5 6. c3 Nc6 7. Ngf3 Qb6 8. O-O cxd4 9. cxd4 Nxd4 10. Nxd4 Qxd4 11. Nf3 Qb6 12. a3 Be7 13. b4 O-O 14. Be3 Qc7 15. Rc1 Qb8 16. Re1 a5 17. b5 Bxa3 18. Rb1 b6 19. Bd4 Bc5 20. Bc2 Ra7 21. Bxh7+ Kxh7 22. Ng5+ Kg6 23. Qd3+ Kxg5 24. Re3 f5 25. Rg3+ Kh6 26. Qf3 g6 27. Qf4+ Kg7 28. Qg5 Kf7 29. Rh3 Bxd4 *", + "Moves": "h3h7 f7g8 g5g6", + "MovesSAN": "Rh7+ Kg8 Qxg6#", + "Themes": "deflection mate mateIn2 middlegame short" + }, + { + "FEN": "r1bqr1k1/1p5p/4p1p1/p2pb1Nn/8/1BP2Q2/PP3PPP/RNB3K1 w - - 0 17", + "PGN": "1. e4 c5 2. c3 g6 3. d4 cxd4 4. Qxd4 Nf6 5. e5 Nh5 6. e6 Bg7 7. exf7+ Kxf7 8. Bc4+ e6 9. Qd1 Rf8 10. Nf3 d5 11. Bb3 Nc6 12. Ng5+ Kg8 13. O-O a5 14. Re1 Re8 15. Qf3 Ne5 16. Rxe5 Bxe5 *", + "Moves": "f3f7 g8h8 f7h7", + "MovesSAN": "Qf7+ Kh8 Qxh7#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "8/R5p1/5pkp/p3r3/3K4/1r1P1P1P/1P1R2P1/8 b - - 3 30", + "PGN": "1. e4 e5 2. Bc4 Nf6 3. d3 d5 4. exd5 c6 5. dxc6 Nxc6 6. Ne2 Na5 7. Bb3 Nxb3 8. axb3 Bb4+ 9. Bd2 Bxd2+ 10. Nxd2 Bg4 11. O-O e4 12. h3 Bxe2 13. Qxe2 O-O 14. Nxe4 Nxe4 15. Qxe4 Rc8 16. c4 Re8 17. Qd5 Qxd5 18. cxd5 a6 19. Rfe1 Red8 20. Re5 f6 21. Re7 Rxd5 22. Rxb7 a5 23. Ra7 Rcc5 24. Rd1 h6 25. Kf1 Kh7 26. Ke2 Kg6 27. f3 Rb5 28. Rd2 Rxb3 29. Ke3 Re5+ 30. Kd4 *", + "Moves": "b3b4 d4c3 e5c5", + "MovesSAN": "Rb4+ Kc3 Rc5#", + "Themes": "endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "4q1k1/5p2/p2Q1P1p/8/7K/5P1P/8/8 w - - 0 39", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. Nc3 d6 4. Bb5 e5 5. O-O Ne7 6. Nd5 a6 7. Bxc6+ bxc6 8. Nxe7 Bxe7 9. c3 Bg4 10. h3 Bh5 11. Re1 O-O 12. d4 cxd4 13. g4 Bg6 14. cxd4 exd4 15. Nxd4 c5 16. Nf5 Bxf5 17. exf5 Bf6 18. Qd5 Rb8 19. Bf4 Bxb2 20. Rab1 Be5 21. Bxe5 dxe5 22. Qxe5 Rxb1 23. Rxb1 Qa5 24. Rb8 Qxa2 25. Rxf8+ Kxf8 26. Qxc5+ Ke8 27. Qc8+ Ke7 28. Qc7+ Ke8 29. Qe5+ Kf8 30. g5 Qb1+ 31. Kh2 Qc2 32. Kg3 Qd3+ 33. f3 Qd7 34. f6 gxf6 35. gxf6 Qe6 36. Qb8+ Qe8 37. Qd6+ Kg8 38. Kh4 h6 *", + "Moves": "d6g3 g8h7 g3g7", + "MovesSAN": "Qg3+ Kh7 Qg7#", + "Themes": "endgame master mate mateIn2 queenEndgame short" + }, + { + "FEN": "1r5k/P1p4p/3p1pr1/1B1P1pp1/2P2n2/5P2/3Q1P1K/R5R1 b - - 0 29", + "PGN": "1. e4 d6 2. Nf3 Nf6 3. Nc3 g6 4. d4 Bg7 5. Bf4 O-O 6. Qd2 a6 7. Bh6 b5 8. Bd3 Bb7 9. Bxg7 Kxg7 10. O-O b4 11. e5 bxc3 12. exf6+ exf6 13. Qxc3 Bxf3 14. gxf3 Nd7 15. Be4 Rb8 16. b4 f5 17. Bc6 Nf6 18. d5 Kg8 19. a4 Nh5 20. Kh1 Qh4 21. b5 axb5 22. Bxb5 Nf4 23. Qd2 g5 24. Rg1 f6 25. c4 Kh8 26. a5 Rg8 27. a6 Rg6 28. a7 Qxh2+ 29. Kxh2 *", + "Moves": "g6h6 h2g3 h6h3", + "MovesSAN": "Rh6+ Kg3 Rh3#", + "Themes": "hookMate master mate mateIn2 middlegame short" + }, + { + "FEN": "7k/6p1/8/2QPp2p/3pPp1q/P2P1P2/1r4PP/2R3K1 b - - 0 26", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 Nge7 5. O-O O-O 6. Be3 b6 7. a3 Kh8 8. Bxc5 bxc5 9. Nc3 d6 10. Nd5 Nd4 11. Nxd4 cxd4 12. Nxe7 Qxe7 13. b4 f5 14. f3 f4 15. Bd5 Rb8 16. Rc1 c5 17. bxc5 dxc5 18. c4 Be6 19. Qa4 Bxd5 20. cxd5 Rb2 21. Rc2 Rfb8 22. Rfc1 Rxc2 23. Rxc2 Qh4 24. Rc1 h5 25. Qxa7 Rb2 26. Qxc5 *", + "Moves": "h4f2 g1h1 f2g2", + "MovesSAN": "Qf2+ Kh1 Qxg2#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "5r1k/p5pp/8/P2QN3/3p1q2/8/6PP/4R2K b - - 0 33", + "PGN": "1. e4 e6 2. d4 d5 3. e5 c5 4. Be3 Qb6 5. b3 Nc6 6. c3 cxd4 7. cxd4 Nge7 8. a4 Nf5 9. a5 Qb4+ 10. Nd2 Nxe3 11. fxe3 Nxa5 12. Nf3 Qc3 13. Bb5+ Nc6 14. O-O Qxe3+ 15. Kh1 Bd7 16. Re1 Qc3 17. Rc1 Qb4 18. Bxc6 bxc6 19. Nb1 Be7 20. Nc3 O-O 21. Na4 c5 22. dxc5 Bxa4 23. bxa4 Bxc5 24. Rb1 Qf4 25. Qc2 Bb6 26. Rb5 f6 27. a5 Bc7 28. Qxc7 d4 29. Qd6 Rad8 30. Qxe6+ Kh8 31. Rd5 Rxd5 32. Qxd5 fxe5 33. Nxe5 *", + "Moves": "f4f1 e1f1 f8f1", + "MovesSAN": "Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame mate mateIn2 sacrifice short" + }, + { + "FEN": "6k1/5Np1/4p2p/3nN3/5P2/8/r3r1PP/2R4K w - - 0 37", + "PGN": "1. d4 d5 2. Bg5 h6 3. Bh4 Bf5 4. Nf3 Nd7 5. e3 Ngf6 6. Bd3 Bxd3 7. Qxd3 a6 8. Nbd2 e6 9. O-O Be7 10. c4 c6 11. cxd5 Nxd5 12. Bg3 N7f6 13. a3 Nh5 14. Be5 Bd6 15. Ne4 Bxe5 16. Nxe5 Nhf6 17. Nc5 Qc7 18. b4 b6 19. Nb3 O-O 20. f4 Ne7 21. Rac1 Rac8 22. Qxa6 Ra8 23. Qc4 Rxa3 24. Qc2 Rfa8 25. b5 Ra2 26. Qc3 Nfd5 27. Qe1 c5 28. dxc5 bxc5 29. Nxc5 Qb6 30. Kh1 Qxb5 31. Ne4 R8a3 32. Nd6 Qb6 33. Ndxf7 Qxe3 34. Qxe3 Rxe3 35. Rfd1 Ree2 36. Rxd5 Nxd5 *", + "Moves": "c1c8 g8h7 c8h8", + "MovesSAN": "Rc8+ Kh7 Rh8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "8/8/p7/2pP4/2Q5/3PK1k1/1q6/8 b - - 7 49", + "PGN": "1. d3 Nf6 2. e4 d6 3. Nc3 g6 4. Nf3 Bg7 5. Be3 O-O 6. Qd2 c5 7. Bh6 Nc6 8. Bxg7 Kxg7 9. O-O-O a6 10. h4 b5 11. h5 b4 12. Nd5 Rh8 13. hxg6 hxg6 14. Rxh8 Kxh8 15. Ng5 Kg7 16. Qf4 e5 17. Qf3 Bg4 18. Qg3 Bxd1 19. Kxd1 Nxd5 20. exd5 Nd4 21. Ne4 Nf5 22. Qf3 Qh4 23. g4 Nd4 24. Qg2 f5 25. gxf5 Nxf5 26. Be2 Rh8 27. Kd2 Qh6+ 28. Ng5 Rf8 29. f4 Nd4 30. c3 bxc3+ 31. bxc3 exf4 32. cxd4 f3 33. Bxf3 Rxf3 34. Qxf3 Qxg5+ 35. Kc3 Qc1+ 36. Kb3 Qb1+ 37. Kc3 Qb4+ 38. Kc2 Qxd4 39. Qe2 Kf6 40. Qe6+ Kg5 41. Qxd6 Kh4 42. Qxg6 Qf2+ 43. Kc3 Qd4+ 44. Kd2 Qf2+ 45. Kd1 Qxa2 46. Qe4+ Kg3 47. Qc4 Qb1+ 48. Kd2 Qb2+ 49. Ke3 *", + "Moves": "b2f2 e3e4 f2f4", + "MovesSAN": "Qf2+ Ke4 Qf4#", + "Themes": "endgame mate mateIn2 queenEndgame short" + }, + { + "FEN": "2R5/6pk/4pr1p/8/Q2Pp3/qP2P3/P5PP/1K6 b - - 0 36", + "PGN": "1. d4 c6 2. Bf4 d5 3. Nf3 Nf6 4. e3 e6 5. Ne5 Bd6 6. c3 O-O 7. Nd2 c5 8. Bd3 Nc6 9. Bc2 Qe7 10. Ndf3 Ne4 11. Nxc6 bxc6 12. Bxd6 Qxd6 13. Bxe4 dxe4 14. Nd2 f5 15. Nc4 Qd5 16. Ne5 Ba6 17. b3 cxd4 18. cxd4 f4 19. Qd2 Rad8 20. Rc1 fxe3 21. fxe3 Rf5 22. Nxc6 Re8 23. Nb4 Qa5 24. Nxa6 Qxa6 25. Qe2 Qa5+ 26. Kd1 Ref8 27. Qc4 Rf2 28. Rc2 R2f6 29. Kc1 Qa3+ 30. Kb1 h6 31. Qe2 a5 32. Rhc1 a4 33. Qa6 Rb8 34. Rc8+ Rxc8 35. Rxc8+ Kh7 36. Qxa4 *", + "Moves": "f6f1 c8c1 a3c1", + "MovesSAN": "Rf1+ Rc1 Qxc1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "6k1/pb4pp/8/2b3r1/1p3p2/5Q2/PP1B3P/R2N1R1K b - - 0 25", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Na5 6. Bb5+ c6 7. dxc6 bxc6 8. Qf3 cxb5 9. Qxa8 Qc7 10. Qf3 Nc6 11. c3 Bc5 12. Ne4 Nxe4 13. Qxe4 O-O 14. O-O Bb7 15. Qh4 f5 16. d4 exd4 17. cxd4 Nxd4 18. Nc3 Qc6 19. Qh3 b4 20. Nd1 f4 21. Bd2 Rf5 22. Kh1 Rg5 23. f3 Nxf3 24. gxf3 Qxf3+ 25. Qxf3 *", + "Moves": "b7f3 f1f3 g5g1", + "MovesSAN": "Bxf3+ Rxf3 Rg1#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "6k1/1R4pp/8/1p3p2/5n2/B7/rP2r1PP/3R2K1 w - - 2 28", + "PGN": "1. e4 d5 2. exd5 Nf6 3. c4 c6 4. Nc3 cxd5 5. cxd5 Nxd5 6. Nxd5 Qxd5 7. Nf3 Bg4 8. Be2 Nc6 9. O-O e5 10. Re1 Bd6 11. d4 e4 12. Nd2 Bxe2 13. Rxe2 O-O 14. Nxe4 Nxd4 15. Rd2 Be5 16. f4 Qxe4 17. fxe5 Ne6 18. Re2 Qd4+ 19. Be3 Qxe5 20. Bxa7 Qh5 21. Bf2 Nf4 22. Rd2 Qxd1+ 23. Raxd1 Rxa2 24. Bc5 Re8 25. Ba3 f5 26. Rd7 b5 27. Rb7 Re2 *", + "Moves": "d1d8 e2e8 d8e8", + "MovesSAN": "Rd8+ Re8 Rxe8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "5k2/pp4p1/4P2p/7Q/8/4q1P1/PP2P1BP/7K b - - 0 24", + "PGN": "1. d4 d5 2. Nf3 c6 3. g3 f5 4. Bg2 Nf6 5. O-O e6 6. c4 Be7 7. Nc3 O-O 8. Qb3 h6 9. Bf4 Nh5 10. Be5 Nd7 11. Rac1 Nxe5 12. Nxe5 f4 13. Ng6 Rf6 14. Nxe7+ Qxe7 15. cxd5 fxg3 16. fxg3 Rxf1+ 17. Rxf1 exd5 18. Nxd5 cxd5 19. Qxd5+ Qe6 20. Qxh5 Qe3+ 21. Kh1 Be6 22. d5 Rf8 23. Rxf8+ Kxf8 24. dxe6 *", + "Moves": "e3c1 g2f1 c1f1", + "MovesSAN": "Qc1+ Bf1 Qxf1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r4r1k/pp4pp/8/2npP3/2p4b/2P2R2/Pq1N2PP/5R1K w - - 0 24", + "PGN": "1. d4 Nf6 2. Bf4 d5 3. e3 Bf5 4. Bd3 Bxd3 5. Qxd3 e6 6. Nf3 c5 7. c3 Nc6 8. Nbd2 Be7 9. Ne5 Nxe5 10. dxe5 Nd7 11. Bg3 O-O 12. f4 Qb6 13. Qc2 c4 14. O-O Qxe3+ 15. Kh1 Qb6 16. Rf3 Nc5 17. Bf2 Rfd8 18. f5 exf5 19. Qxf5 Qxb2 20. Qxf7+ Kh8 21. Rf1 Re8 22. Bh4 Bxh4 23. Qf8+ Rxf8 *", + "Moves": "f3f8 a8f8 f1f8", + "MovesSAN": "Rxf8+ Rxf8 Rxf8#", + "Themes": "backRankMate mate mateIn2 middlegame short" + }, + { + "FEN": "3q1nk1/5pp1/b5np/2P2Q2/1P6/6bP/B4PP1/4N1K1 w - - 0 38", + "PGN": "1. e4 e5 2. Nc3 Nf6 3. Bc4 Nc6 4. Nf3 Bc5 5. h3 O-O 6. O-O a6 7. d3 b5 8. Bb3 a5 9. a3 a4 10. Ba2 Ba6 11. Ne2 d6 12. c3 b4 13. axb4 Ba7 14. b3 a3 15. Bxa3 Bb7 16. Bb2 Ne7 17. c4 d5 18. exd5 e4 19. dxe4 Nxe4 20. Bb1 Nf6 21. Qc2 Ng6 22. Ng5 h6 23. Nf3 Bc8 24. Bd4 c5 25. Bxc5 Bxc5 26. Rxa8 Bxb4 27. Rb8 Bd6 28. Ra8 Qd7 29. Ra1 Re8 30. Ng3 Nh7 31. Re1 Rxe1+ 32. Nxe1 Nhf8 33. c5 Be5 34. Ra6 Qxd5 35. Ba2 Bxa6 36. b4 Qd8 37. Qf5 Bxg3 *", + "Moves": "f5f7 g8h8 f7g8", + "MovesSAN": "Qxf7+ Kh8 Qg8#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "2kr1bnr/Qpp2ppp/4q3/8/3n4/2N2P2/PP2BP1P/R1B1K2R b KQ - 0 11", + "PGN": "1. e4 e5 2. d4 exd4 3. Nf3 d5 4. exd5 Qxd5 5. c3 Bg4 6. cxd4 Nc6 7. Nc3 Qe6+ 8. Be2 O-O-O 9. Qa4 Bxf3 10. gxf3 Nxd4 11. Qxa7 *", + "Moves": "d4f3 e1f1 e6h3", + "MovesSAN": "Nxf3+ Kf1 Qh3#", + "Themes": "mate mateIn2 opening pin short" + }, + { + "FEN": "k2r4/p6p/3q4/8/2p5/7Q/P4PPP/1R4K1 b - - 1 26", + "PGN": "1. e4 c6 2. d4 d5 3. e5 Bf5 4. Bd3 Bxd3 5. Qxd3 e6 6. Nf3 Nd7 7. b4 Bxb4+ 8. Bd2 Bxd2+ 9. Nbxd2 c5 10. c3 Ne7 11. O-O Qb6 12. Rab1 Qc6 13. c4 cxd4 14. Nxd4 Nc5 15. Qg3 Qa6 16. Qxg7 O-O-O 17. Qxf7 Ng6 18. Nb5 Nd7 19. Nd6+ Kb8 20. Rxb7+ Ka8 21. Rxd7 Nxe5 22. Rxd8+ Rxd8 23. Qxe6 Qxd6 24. Qh3 Nxc4 25. Nxc4 dxc4 26. Rb1 *", + "Moves": "d6d1 b1d1 d8d1", + "MovesSAN": "Qd1+ Rxd1 Rxd1#", + "Themes": "backRankMate endgame mate mateIn2 sacrifice short" + }, + { + "FEN": "1k1q4/pp5Q/8/2pp3p/6n1/1P1PP3/P1P3P1/5R1K b - - 0 29", + "PGN": "1. e3 d5 2. b3 c5 3. Bb2 Nc6 4. Bb5 Bd7 5. f4 e6 6. Nf3 Nf6 7. O-O Bd6 8. Bxc6 Bxc6 9. Ne5 Qc7 10. d3 O-O-O 11. Nd2 h5 12. Ndf3 Ne8 13. Nxc6 Qxc6 14. Ne5 Qc7 15. Qf3 f6 16. Ng6 Rh6 17. Nh4 g5 18. fxg5 fxg5 19. Nf5 exf5 20. Qxf5+ Kb8 21. Qxg5 Bxh2+ 22. Kh1 Rh7 23. Rf8 Bd6 24. Rg8 Be7 25. Qg6 Bf6 26. Bxf6 Nxf6 27. Rxd8+ Qxd8 28. Rf1 Ng4 29. Qxh7 *", + "Moves": "d8h4 h1g1 h4h2", + "MovesSAN": "Qh4+ Kg1 Qh2#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "6k1/8/5Q1K/6P1/8/4q3/8/8 b - - 0 70", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Nc3 Nxe4 5. Nxe4 d5 6. Bd3 dxe4 7. Bxe4 Qf6 8. O-O Bg4 9. h3 Bxf3 10. Bxf3 Bc5 11. d3 O-O 12. Be3 Qd6 13. c3 Rad8 14. Be2 Ne7 15. Qc2 Bb6 16. Rad1 Qg6 17. Bf3 Bxe3 18. fxe3 Nf5 19. Qf2 Qg5 20. Rfe1 c6 21. e4 Nh4 22. Kh2 Rd6 23. g3 Nxf3+ 24. Qxf3 f5 25. h4 Qg6 26. Kg2 Rdf6 27. exf5 Rxf5 28. Qe3 Qg4 29. Rf1 g5 30. hxg5 Rxf1 31. Rxf1 Rxf1 32. Kxf1 Qd1+ 33. Kg2 Qc2+ 34. Kh3 Qxb2 35. Qxe5 Qxa2 36. Qb8+ Kg7 37. Qxb7+ Qf7 38. Qxc6 Qf5+ 39. Kh4 Qxd3 40. Qf6+ Kg8 41. Qe6+ Kg7 42. Qe7+ Kg8 43. Qe6+ Kg7 44. Qe5+ Kg8 45. Qb8+ Kg7 46. Qxa7+ Kg8 47. Qb8+ Kg7 48. Qe5+ Kg8 49. Qe6+ Kg7 50. c4 Qd4+ 51. Qg4 Qg1 52. Qd7+ Kg8 53. Qd5+ Kg7 54. c5 Qh2+ 55. Kg4 Qe2+ 56. Qf3 Qc4+ 57. Kh5 Qxc5 58. Qf6+ Kg8 59. Kh6 Qc7 60. g6 hxg6 61. Qxg6+ Kf8 62. Qf6+ Kg8 63. Qe6+ Kf8 64. Qf5+ Kg8 65. g4 Qh2+ 66. Kg5 Qd2+ 67. Kg6 Qd6+ 68. Qf6 Qd3+ 69. Kh6 Qe3+ 70. g5 *", + "Moves": "e3h3 h6g6 h3h7", + "MovesSAN": "Qh3+ Kg6 Qh7#", + "Themes": "endgame mate mateIn2 queenEndgame short" + }, + { + "FEN": "5rk1/1ppn2pp/8/3Pp3/RPP1Pp1q/5R2/1Q4PP/7K b - - 0 25", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nge7 5. O-O d6 6. d4 Bd7 7. Bxc6 Nxc6 8. d5 Nb8 9. c4 Be7 10. Ne1 O-O 11. f4 f5 12. fxe5 dxe5 13. Nc3 f4 14. Nf3 Bc5+ 15. Kh1 Bg4 16. Qd2 Nd7 17. a3 a5 18. Na4 Qf6 19. b4 axb4 20. axb4 Bxf3 21. Rxf3 Bd4 22. Ra2 Qh4 23. Bb2 Rxa4 24. Rxa4 Bxb2 25. Qxb2 *", + "Moves": "h4e1 f3f1 e1f1", + "MovesSAN": "Qe1+ Rf1 Qxf1#", + "Themes": "endgame kingsideAttack mate mateIn2 short" + }, + { + "FEN": "4r1k1/2R2p2/6pp/p1p3b1/4q3/P1P5/1P3QPP/6K1 w - - 0 28", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nxc6 bxc6 6. Bc4 Nf6 7. Bg5 Be7 8. O-O O-O 9. Nc3 h6 10. Bh4 a5 11. a3 Ba6 12. Bxa6 Rxa6 13. Bg3 d6 14. Qe2 Rb6 15. Rad1 c5 16. Bxe5 Qb8 17. Na4 dxe5 18. Nxb6 Qxb6 19. c3 Nh7 20. f4 exf4 21. Rxf4 Bg5 22. Rf5 g6 23. Rfd5 Re8 24. Qf2 Nf6 25. Rd7 Nxd7 26. Rxd7 Qe6 27. Rc7 Qxe4 *", + "Moves": "f2f7 g8h8 f7g7", + "MovesSAN": "Qxf7+ Kh8 Qg7#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "8/R6p/3bp1p1/3p1kP1/2p1p3/1rP1BP1P/8/6K1 w - - 0 41", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nb3 Bg7 6. Bc4 Nf6 7. Nc3 O-O 8. O-O a6 9. a4 b6 10. Re1 Bb7 11. Nd5 d6 12. c3 Ne5 13. Bf1 Rc8 14. h3 Nxd5 15. exd5 Qd7 16. Be3 b5 17. axb5 axb5 18. Ra7 Ra8 19. Qa1 Rxa7 20. Qxa7 Ra8 21. Qb6 Nc4 22. Bxc4 bxc4 23. Nd2 Bxd5 24. Bd4 e5 25. Be3 Be6 26. Rd1 Rc8 27. Ne4 d5 28. Nc5 Qc6 29. Qa7 Ra8 30. Qe7 Bf8 31. Qb7 Qxb7 32. Nxb7 Rb8 33. Nc5 Rxb2 34. Nxe6 fxe6 35. Ra1 Rb3 36. Ra8 Kf7 37. Ra7+ Kf6 38. g4 Bd6 39. g5+ Kf5 40. f3 e4 *", + "Moves": "a7f7 f5e5 f3f4", + "MovesSAN": "Rf7+ Ke5 f4#", + "Themes": "endgame master mate mateIn2 short" + }, + { + "FEN": "2r3k1/1b3ppp/1p2p3/1B6/P4Pq1/4P3/3R2PP/2Q3K1 w - - 5 29", + "PGN": "1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 e6 5. e3 Be7 6. Bd3 dxc4 7. Bxc4 Nbd7 8. O-O Nb6 9. Bd3 c5 10. dxc5 Bxc5 11. Qc2 Qe7 12. Nb5 a6 13. b4 axb5 14. bxc5 Nbd7 15. Bxb5 O-O 16. a4 Nxc5 17. Ba3 b6 18. Rfc1 Nfd7 19. Nd4 Qg5 20. Nb3 Bb7 21. f4 Qg4 22. Ra2 Rfc8 23. Nxc5 Nxc5 24. Bxc5 Rxc5 25. Qd2 Rxc1+ 26. Qxc1 Rc8 27. Rc2 Rd8 28. Rd2 Rc8 *", + "Moves": "c1c8 b7c8 d2d8", + "MovesSAN": "Qxc8+ Bxc8 Rd8#", + "Themes": "backRankMate endgame mate mateIn2 sacrifice short" + }, + { + "FEN": "r2r2k1/5ppp/p7/1q6/8/1R3Q2/PP2RPPP/6K1 b - - 6 22", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 e6 4. Nc3 d5 5. Bb5 Bd7 6. exd5 exd5 7. Nxd5 a6 8. Qe2+ Nge7 9. Bxc6 Bxc6 10. Nxe7 Bxe7 11. dxc5 Bxf3 12. Qxf3 Bxc5 13. O-O O-O 14. Be3 Qb6 15. Bxc5 Qxc5 16. c3 b5 17. Rfe1 b4 18. Rac1 bxc3 19. Rxc3 Qa5 20. Ra3 Qb5 21. Re2 Rfd8 22. Rb3 *", + "Moves": "d8d1 e2e1 d1e1", + "MovesSAN": "Rd1+ Re1 Rxe1#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "7r/ppQ2p2/4pk2/8/5P2/2P3bP/PP3qB1/5R1K b - - 2 42", + "PGN": "1. e4 Nf6 2. e5 Nd5 3. Bc4 c6 4. Nf3 d6 5. O-O Bg4 6. h3 Bxf3 7. Qxf3 dxe5 8. Re1 e6 9. Rxe5 Nd7 10. Re1 Be7 11. d4 O-O 12. c3 N7f6 13. Bg5 Re8 14. Nd2 Rc8 15. Bb3 c5 16. dxc5 Bxc5 17. Ne4 Be7 18. Bc2 h6 19. Bh4 Nxe4 20. Qxe4 Bxh4 21. Qh7+ Kf8 22. Qh8+ Ke7 23. Qxg7 Bf6 24. Qxh6 Rg8 25. Rad1 Qd6 26. Qd2 Rcd8 27. Qe2 Nf4 28. Qf3 Qc7 29. Rxd8 Rxd8 30. Be4 Rg8 31. Qe3 Nxg2 32. Bxg2 Qc6 33. f3 Bg5 34. Qe5 Bh4 35. Rd1 Qb6+ 36. Kh1 Qf2 37. Qc7+ Kf6 38. Qf4+ Ke7 39. Rg1 Bg3 40. Qc7+ Kf6 41. f4 Rh8 42. Rf1 *", + "Moves": "h8h3 g2h3 f2h2", + "MovesSAN": "Rxh3+ Bxh3 Qh2#", + "Themes": "endgame mate mateIn2 sacrifice short" + }, + { + "FEN": "6k1/1pp2ppp/4q3/8/rp6/4n1PP/1Q3P2/3R2K1 w - - 0 29", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Nf3 Be7 5. g3 a6 6. a4 O-O 7. Bg2 dxc4 8. O-O Nbd7 9. e4 a5 10. Re1 Nb6 11. h3 Bb4 12. Bd2 Bd7 13. Qc2 Re8 14. b3 cxb3 15. Qxb3 Bc6 16. d5 exd5 17. exd5 Nbxd5 18. Rxe8+ Qxe8 19. Nxd5 Bxd5 20. Qb2 Qe2 21. Re1 Qc4 22. Ne5 Qc5 23. Rc1 Qd6 24. Bxb4 axb4 25. Rd1 Rxa4 26. Nc4 Qe6 27. Bxd5 Nxd5 28. Ne3 Nxe3 *", + "Moves": "d1d8 e6e8 d8e8", + "MovesSAN": "Rd8+ Qe8 Rxe8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r1b1kb1r/1pq2p1p/p4p2/3p4/8/8/PPP1BPPP/R2QR1K1 w kq - 0 14", + "PGN": "1. e4 e6 2. d4 c5 3. Nf3 cxd4 4. Nxd4 Nf6 5. e5 Qa5+ 6. Nc3 Qxe5+ 7. Be2 Nc6 8. Be3 Nxd4 9. Bxd4 Qc7 10. O-O a6 11. Re1 d5 12. Bxf6 gxf6 13. Nxd5 exd5 *", + "Moves": "e2b5 e8d8 e1e8", + "MovesSAN": "Bb5+ Kd8 Re8#", + "Themes": "doubleCheck mate mateIn2 middlegame short" + }, + { + "FEN": "6k1/5ppp/3p1b2/1p1P4/4P3/6P1/2Qn1P1P/q1B3K1 w - - 0 30", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d3 b5 6. Bb3 Bb7 7. Nc3 Be7 8. O-O O-O 9. Nd5 Nxd5 10. Bxd5 d6 11. c3 Rb8 12. a4 b4 13. d4 bxc3 14. bxc3 exd4 15. cxd4 Nb4 16. Bxb7 Rxb7 17. Ba3 Nc6 18. Qd3 Qd7 19. Qxa6 Rb6 20. Qd3 Rfb8 21. Rfb1 Na5 22. Rxb6 Rxb6 23. Rb1 Qxa4 24. Rxb6 cxb6 25. g3 Nc4 26. Bc1 b5 27. d5 Qa1 28. Qc2 Bf6 29. Nd2 Nxd2 *", + "Moves": "c2c8 f6d8 c8d8", + "MovesSAN": "Qc8+ Bd8 Qxd8#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "rn4k1/p1p3pp/1p1p3r/5p2/3Nb2P/P1Q1P3/1P2BP1P/3R1RK1 b - - 0 18", + "PGN": "1. d4 f5 2. c4 e6 3. Nc3 Nf6 4. Nf3 Bb4 5. Bd2 b6 6. a3 Bxc3 7. Bxc3 Bb7 8. e3 Ne4 9. Qc2 O-O 10. Be2 d6 11. O-O Rf6 12. g3 Rh6 13. d5 exd5 14. cxd5 Bxd5 15. Rad1 Nxc3 16. Qxc3 Be4 17. Nd4 Qh4 18. gxh4 *", + "Moves": "h6g6 e2g4 g6g4", + "MovesSAN": "Rg6+ Bg4 Rxg4#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "2r1r2k/5R1p/8/1p6/4B3/8/3R1PPP/6K1 b - - 0 29", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 b5 5. Bb3 Bc5 6. O-O Nf6 7. d3 d6 8. c3 Na5 9. Bc2 Ba7 10. d4 O-O 11. Bg5 Nb7 12. dxe5 dxe5 13. Nxe5 Qxd1 14. Rxd1 Nc5 15. Bxf6 gxf6 16. Nc6 Bb6 17. b4 Ne6 18. Ne7+ Kh8 19. Nxc8 Raxc8 20. a4 c5 21. bxc5 Nxc5 22. axb5 axb5 23. Rd6 Bc7 24. Rxf6 Rfe8 25. Nd2 Be5 26. Rxf7 Bxc3 27. Rd1 Bxd2 28. Rxd2 Nxe4 29. Bxe4 *", + "Moves": "c8c1 d2d1 c1d1", + "MovesSAN": "Rc1+ Rd1 Rxd1#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "R7/6pk/7p/P7/6PK/1r5P/8/8 b - - 0 43", + "PGN": "1. e4 c6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Bg4 6. h3 Bxf3 7. Qxf3 e6 8. Be3 cxd4 9. cxd4 Nge7 10. Nd2 Nf5 11. Bb5 a6 12. Bxc6+ bxc6 13. O-O Bb4 14. Nb3 Qb6 15. Rac1 O-O 16. g4 Nxe3 17. fxe3 Rac8 18. Qg2 c5 19. Nxc5 Bxc5 20. dxc5 Rxc5 21. Rxc5 Qxc5 22. Qd2 h6 23. Rc1 Qb6 24. b3 Rb8 25. Kg2 Qb4 26. Qc2 d4 27. exd4 Qxd4 28. Qc7 Qd5+ 29. Kg3 Ra8 30. Rf1 Qd3+ 31. Rf3 Qb5 32. Qxf7+ Kh8 33. Qxe6 a5 34. Qf7 Re8 35. e6 Qe5+ 36. Kh4 Qxe6 37. Qa7 Qe7+ 38. Qxe7 Rxe7 39. Rf5 Ra7 40. a4 Rb7 41. Rxa5 Rxb3 42. Ra8+ Kh7 43. a5 *", + "Moves": "g7g5 h4h5 b3h3", + "MovesSAN": "g5+ Kh5 Rxh3#", + "Themes": "deflection endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "6k1/p2b4/2p3r1/N2p4/P2PpP1n/8/5PP1/2R2RK1 b - - 0 34", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. cxd5 exd5 5. Bg5 Be7 6. Nf3 O-O 7. e3 Nbd7 8. Bd3 Re8 9. h3 Nf8 10. Qc2 c6 11. a4 Ne4 12. Bxe7 Qxe7 13. O-O f5 14. Bxe4 fxe4 15. Nd2 Qg5 16. Kh1 Ng6 17. Ne2 Rf8 18. b4 Nh4 19. Ng3 Rf6 20. Qd1 Bd7 21. Qh5 Qxh5 22. Nxh5 Rf7 23. Rab1 Raf8 24. Kg1 g6 25. Ng3 g5 26. b5 g4 27. hxg4 Bxg4 28. bxc6 bxc6 29. Rbc1 Rf6 30. Nb3 h5 31. Na5 Bd7 32. Nxh5 Rg6 33. Nf4 Rxf4 34. exf4 *", + "Moves": "h4f3 g1h1 g6h6", + "MovesSAN": "Nf3+ Kh1 Rh6#", + "Themes": "endgame mate mateIn2 pin short" + }, + { + "FEN": "1r3bk1/2Q2p1p/3p2p1/3P2N1/p3P3/P6P/6PK/1q6 w - - 0 39", + "PGN": "1. d4 c5 2. d5 d6 3. e4 g6 4. c4 Bg7 5. Bd3 a5 6. Nf3 a4 7. a3 Bd7 8. O-O e6 9. dxe6 Bxe6 10. Nc3 Ne7 11. h3 Qd7 12. Qc2 Nbc6 13. Be3 O-O 14. Nd5 Nc8 15. Rad1 Na5 16. Bf4 Bxd5 17. exd5 Nb3 18. Qb1 Ne7 19. Nd2 Nd4 20. Be3 Nef5 21. Bxf5 Nxf5 22. Nf3 Nxe3 23. fxe3 b5 24. Rc1 Rab8 25. b4 bxc4 26. Rxc4 Qb5 27. Rfc1 Rfc8 28. Qc2 Bh6 29. Qc3 Bg7 30. Qd3 Qa6 31. e4 Bf8 32. Ng5 cxb4 33. Qf3 Qa7+ 34. Kh2 Rxc4 35. Rxc4 b3 36. Qc3 b2 37. Rc7 Qxc7 38. Qxc7 b1=Q *", + "Moves": "c7f7 g8h8 f7h7", + "MovesSAN": "Qxf7+ Kh8 Qxh7#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "5r2/1bpn2k1/p2p3b/1p5Q/3P4/P1P1q3/1P1N2PP/RB5K w - - 2 23", + "PGN": "1. e4 g6 2. d4 Bg7 3. c3 d6 4. Bc4 a6 5. a3 b5 6. Ba2 Bb7 7. f3 e6 8. Ne2 Ne7 9. O-O O-O 10. Ng3 Nd7 11. Bg5 h6 12. Bxe7 Qxe7 13. f4 Kh7 14. f5 exf5 15. exf5 Qe3+ 16. Kh1 Rae8 17. fxg6+ fxg6 18. Nd2 h5 19. Nxh5 gxh5 20. Qxh5+ Bh6 21. Rxf8 Rxf8 22. Bb1+ Kg7 *", + "Moves": "h5g6 g7h8 g6h7", + "MovesSAN": "Qg6+ Kh8 Qh7#", + "Themes": "master mate mateIn2 middlegame short" + }, + { + "FEN": "r2r3k/1pp2p1p/2b2PpQ/4p3/5N2/p7/1PP4P/1K3BR1 b - - 0 28", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 d6 5. Nc3 Be7 6. Be3 Bf6 7. Qd2 Nge7 8. O-O-O Nxd4 9. Bxd4 Bxd4 10. Qxd4 O-O 11. Kb1 a5 12. a4 Be6 13. f4 Nc6 14. Qe3 Qf6 15. f5 Bd7 16. Nd5 Qd8 17. g4 Ne5 18. g5 Bxa4 19. Rg1 Bc6 20. Nf6+ Kh8 21. Nh5 a4 22. f6 g6 23. Nf4 a3 24. Qh3 Nd7 25. e5 dxe5 26. Qh6 Nxf6 27. Rxd8 Rfxd8 28. gxf6 *", + "Moves": "a3a2 b1a1 d8d1", + "MovesSAN": "a2+ Ka1 Rd1#", + "Themes": "advancedPawn mate mateIn2 middlegame queensideAttack short" + }, + { + "FEN": "r1b2r1k/2q4p/p1p2b1p/5P2/2B1p1Q1/6RP/PPP3P1/R5K1 w - - 0 21", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 d6 7. Bd3 e6 8. O-O Be7 9. f4 e5 10. Nxc6 bxc6 11. h3 O-O 12. fxe5 dxe5 13. Ne2 Nh5 14. Rf3 Qc7 15. Ng3 Nxg3 16. Rxg3 f5 17. Bh6 Bf6 18. exf5 e4 19. Bc4+ Kh8 20. Qg4 gxh6 *", + "Moves": "g4g8 f8g8 g3g8", + "MovesSAN": "Qg8+ Rxg8 Rxg8#", + "Themes": "kingsideAttack mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "7k/p5rp/1p6/2p1p3/2Q5/2P4P/3q2P1/5R1K w - - 0 30", + "PGN": "1. e4 Nf6 2. Nc3 d5 3. e5 d4 4. exf6 dxc3 5. fxg7 Bxg7 6. bxc3 Bf5 7. Nf3 Nd7 8. Bc4 e6 9. O-O O-O 10. d4 Qe7 11. Bg5 f6 12. Bf4 c5 13. d5 Kh8 14. dxe6 Bxe6 15. Re1 Ne5 16. Bxe5 fxe5 17. Bxe6 Qxe6 18. Rb1 b6 19. Ng5 Qxa2 20. Qg4 Qxc2 21. Ne6 Qxf2+ 22. Kh1 Rf7 23. h3 Qf5 24. Qc4 Re7 25. Nxg7 Rxg7 26. Rf1 Qg5 27. Rb2 Rd8 28. Rbf2 Rd2 29. Rxd2 Qxd2 *", + "Moves": "f1f8 g7g8 f8g8", + "MovesSAN": "Rf8+ Rg8 Rxg8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r3kb1r/pp1q1pp1/3p1n2/2p1p3/4P3/2NPBBN1/PPP2PK1/R1Q2R2 b kq - 0 15", + "PGN": "1. e4 c5 2. Nc3 Nf6 3. Nge2 Nc6 4. g3 d6 5. Bg2 Bg4 6. d3 Nd4 7. O-O Nf3+ 8. Kh1 h5 9. Bf4 e5 10. Be3 h4 11. Qc1 hxg3 12. h3 Qd7 13. Nxg3 Bxh3 14. Bxf3 Bg2+ 15. Kxg2 *", + "Moves": "d7h3 g2g1 h3h2", + "MovesSAN": "Qh3+ Kg1 Qh2#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "6k1/2p2ppp/4p3/1q2P3/1p6/1n4N1/3B1PPP/R5K1 w - - 2 26", + "PGN": "1. d4 d5 2. c4 dxc4 3. Nc3 b5 4. e4 a6 5. Bf4 e6 6. Qf3 Bb7 7. b3 cxb3 8. Bd3 Qxd4 9. Nge2 Qf6 10. O-O Bc5 11. a4 b4 12. e5 Qd8 13. Qxb7 Ne7 14. Qxa8 Nec6 15. Ne4 Qxd3 16. N2g3 O-O 17. Nxc5 Qd4 18. Nxa6 Qb6 19. Nxb8 Rxb8 20. Qxb8+ Qxb8 21. a5 Qb5 22. Rfc1 b2 23. Rcb1 bxa1=Q 24. Rxa1 Nxa5 25. Bd2 Nb3 *", + "Moves": "a1a8 b5b8 a8b8", + "MovesSAN": "Ra8+ Qb8 Rxb8#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "3rbk2/2R2p2/1p3Kp1/3pR1P1/p2P4/P1P5/1P4P1/8 b - - 0 44", + "PGN": "1. e4 e6 2. Nc3 d5 3. Nf3 d4 4. Ne2 Nf6 5. e5 Nfd7 6. Nexd4 Nxe5 7. Nxe5 Qxd4 8. Nf3 Qd8 9. Bc4 Be7 10. d4 O-O 11. O-O Nd7 12. Bf4 Nb6 13. Bb3 Nd5 14. Bg3 Bd7 15. Ne5 Be8 16. Re1 Bh4 17. c3 Bxg3 18. hxg3 Qe7 19. Bxd5 exd5 20. Ng6 Qf6 21. Nxf8 Kxf8 22. Re5 Bc6 23. Qe2 g6 24. Re1 Kg7 25. Re7 Qd6 26. Qe5+ Qxe5 27. R1xe5 Rc8 28. g4 h6 29. f4 Kf6 30. g5+ hxg5 31. fxg5+ Kg7 32. Kf2 a5 33. Ke3 b6 34. Kf4 Bb7 35. Rd7 Bc6 36. Rde7 Bb7 37. Re3 Bc6 38. Rf3 Kf8 39. Rfe3 Kg7 40. Ke5 Kf8 41. Kf6 Be8 42. a3 a4 43. R3e5 Rd8 44. Rxc7 *", + "Moves": "d8d6 e5e6 d6e6", + "MovesSAN": "Rd6+ Re6 Rxe6#", + "Themes": "endgame master mate mateIn2 short" + }, + { + "FEN": "3r3k/1bq3pp/p3Q3/1p3pb1/6N1/P7/1PP2PPP/4R1K1 w - - 1 23", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. Bd3 Be7 8. O-O b5 9. a3 Bb7 10. Qe2 O-O 11. Rad1 Qc7 12. Nf3 Nbd7 13. Rfe1 Nc5 14. e5 dxe5 15. Nxe5 Rad8 16. Bxf6 Bxf6 17. Ng4 Be7 18. Be4 Nxe4 19. Nxe4 f5 20. Rxd8 Rxd8 21. Ng5 Bxg5 22. Qxe6+ Kh8 *", + "Moves": "e6e8 d8e8 e1e8", + "MovesSAN": "Qe8+ Rxe8 Rxe8#", + "Themes": "backRankMate mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "3r2k1/2p1rp1p/1pQ3p1/4P3/p2q4/2N3B1/PP3PPP/3R2K1 b - - 0 20", + "PGN": "1. d4 e5 2. c3 d5 3. dxe5 Nc6 4. Nf3 Bg4 5. Bf4 Bc5 6. e3 Nge7 7. Qb3 b6 8. Nd4 O-O 9. Bg3 Re8 10. Bd3 a5 11. O-O a4 12. Qc2 g6 13. e4 dxe4 14. Bxe4 Bxd4 15. cxd4 Qxd4 16. Bxc6 Nxc6 17. Qxc6 Rad8 18. Nc3 Re7 19. Rfd1 Bxd1 20. Rxd1 *", + "Moves": "d4d1 c3d1 d8d1", + "MovesSAN": "Qxd1+ Nxd1 Rxd1#", + "Themes": "backRankMate mate mateIn2 middlegame short" + }, + { + "FEN": "2R5/1R3ppk/5B2/5p1K/p2r3n/1P6/P4P1P/8 b - - 0 34", + "PGN": "1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. Bc4 Nb6 5. Bb3 Nc6 6. Nf3 e6 7. O-O d6 8. d4 cxd4 9. cxd4 dxe5 10. dxe5 Qxd1 11. Rxd1 Bc5 12. Nc3 O-O 13. Ne4 Be7 14. Be3 Nd7 15. Bf4 a5 16. Rac1 a4 17. Bc4 Ra5 18. Nd6 Ndxe5 19. Nxc8 Nxf3+ 20. gxf3 Rxc8 21. Rd7 Bf6 22. Rxb7 Nd4 23. Kg2 Rac5 24. b3 Rf5 25. Be3 Nxf3 26. Bd3 Nh4+ 27. Kg3 Rf3+ 28. Kg4 Rd8 29. Be4 h5+ 30. Kxh5 Rf5+ 31. Bxf5 exf5 32. Bg5 Rd4 33. Rc8+ Kh7 34. Bxf6 *", + "Moves": "g7g6 h5g5 h4f3", + "MovesSAN": "g6+ Kg5 Nf3#", + "Themes": "endgame master mate mateIn2 short" + }, + { + "FEN": "6r1/1k6/1N3q2/1pB1p3/4P3/7P/1P3P1Q/R4R1K b - - 2 34", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 f6 5. O-O Nge7 6. d4 b5 7. Bb3 d6 8. h3 h6 9. Nc3 Na5 10. dxe5 fxe5 11. Nh4 Nxb3 12. axb3 Nc6 13. Qh5+ Kd7 14. Ng6 Rh7 15. Qf5+ Ke8 16. Qxf8+ Kd7 17. Qf7+ Ne7 18. Nf8+ Kc6 19. Nxh7 Bd7 20. Qxg7 Ng8 21. Qg3 Nf6 22. Nxf6 Qxf6 23. Nd5 Qf7 24. Bxh6 Rh8 25. Be3 Kb7 26. c4 c6 27. Nb6 Be6 28. cxb5 axb5 29. b4 c5 30. bxc5 dxc5 31. Bxc5 Bxh3 32. Qh2 Qf6 33. gxh3 Rg8+ 34. Kh1 *", + "Moves": "f6f3 h2g2 f3g2", + "MovesSAN": "Qf3+ Qg2 Qxg2#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "Q4qk1/p5pp/1p6/4p3/3p4/P2P1BP1/1P2R1KP/2rb4 w - - 8 28", + "PGN": "1. e4 c5 2. Nf3 e6 3. g3 Nc6 4. Bg2 d6 5. O-O Nge7 6. Re1 Ne5 7. Nxe5 dxe5 8. d3 Nc6 9. Nc3 Be7 10. f4 exf4 11. Bxf4 e5 12. Be3 b6 13. Rf1 O-O 14. Qf3 Nd4 15. Bxd4 cxd4 16. Nd5 Be6 17. a3 Rc8 18. Rac1 f5 19. exf5 Rxf5 20. Nxe7+ Qxe7 21. Qe4 Rxf1+ 22. Kxf1 Bb3 23. Re1 Rxc2 24. Re2 Qf7+ 25. Bf3 Rc1+ 26. Kg2 Bd1 27. Qa8+ Qf8 *", + "Moves": "f3d5 g8h8 a8f8", + "MovesSAN": "Bd5+ Kh8 Qxf8#", + "Themes": "deflection endgame mate mateIn2 short" + }, + { + "FEN": "5r1k/1p2P1pp/p7/4Qp2/3Nb3/P1P1q2P/1P5K/6R1 b - - 4 42", + "PGN": "1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. Bxe7 Qxe7 7. Nf3 O-O 8. Bd3 c5 9. dxc5 Nc6 10. Qe2 Nxc5 11. O-O f6 12. Rfe1 f5 13. Nb5 Bd7 14. Nbd4 Rac8 15. a3 Na4 16. c3 Nxd4 17. Nxd4 Nb6 18. Rac1 a6 19. h3 Nc4 20. Kh1 Qc5 21. f4 Bb5 22. Rg1 Rf7 23. Rcf1 Bd7 24. Rf2 Qb6 25. g4 Re8 26. Bxc4 dxc4 27. Qxc4 Rc8 28. Qe2 Bc6+ 29. Kh2 Be4 30. gxf5 exf5 31. Rg3 Qh6 32. Rf1 Kh8 33. Qf2 Re8 34. Rg5 Rxe5 35. fxe5 Qxg5 36. e6 Rf6 37. Rg1 Qh5 38. Qf4 Rf8 39. Qe5 Qh6 40. e7 Qd2+ 41. Kg3 Qe3+ 42. Kh2 *", + "Moves": "e3f2 g1g2 f2g2", + "MovesSAN": "Qf2+ Rg2 Qxg2#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "3r4/1p1q2p1/1k6/p1p1R1P1/5P2/4Q3/bPP5/2K5 w - - 3 37", + "PGN": "1. e4 e5 2. Nf3 d6 3. d3 Be7 4. h3 Nf6 5. Nc3 c6 6. Bg5 O-O 7. Be2 Nh5 8. Bxe7 Qxe7 9. Qd2 Nd7 10. O-O-O Nhf6 11. g4 a5 12. h4 h6 13. g5 hxg5 14. hxg5 Ng4 15. Rdf1 f5 16. Rh4 Nc5 17. d4 Nxe4 18. Nxe4 fxe4 19. Bc4+ d5 20. Nxe5 Nxe5 21. dxe5 dxc4 22. Rfh1 Kf7 23. Qf4+ Ke8 24. Qxe4 Bf5 25. Qxc4 Kd7 26. Rd1+ Kc7 27. Rhd4 Be6 28. Qe2 Rad8 29. f4 Bxa2 30. e6 Qxe6 31. Re4 Qf5 32. Re7+ Kb6 33. Qe3+ c5 34. Re5 Rxd1+ 35. Kxd1 Qd7+ 36. Kc1 Rd8 *", + "Moves": "e3c5 b6a6 c5a5", + "MovesSAN": "Qxc5+ Ka6 Qxa5#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "6k1/3bpp1p/p2p2p1/2pP4/2P5/q3PB1P/r4PP1/QR4K1 w - - 0 24", + "PGN": "1. d4 Nf6 2. c4 c5 3. d5 b5 4. b3 bxc4 5. bxc4 d6 6. e3 Nbd7 7. Bd3 g6 8. Nf3 Bg7 9. Bb2 Rb8 10. Qd2 O-O 11. Na3 a6 12. O-O Rxb2 13. Qxb2 Ng4 14. Qc1 Bxa1 15. Qxa1 Qa5 16. Nc2 Nde5 17. Nce1 Bd7 18. Nxe5 Nxe5 19. h3 Rb8 20. Be2 Qa3 21. Nf3 Nxf3+ 22. Bxf3 Rb2 23. Rb1 Rxa2 *", + "Moves": "b1b8 d7e8 b8e8", + "MovesSAN": "Rb8+ Be8 Rxe8#", + "Themes": "endgame kingsideAttack mate mateIn2 short" + }, + { + "FEN": "r3r1k1/pp2bpp1/2p2q1p/8/2P1Q3/1P1B3P/P4PP1/R3R1K1 w - - 2 19", + "PGN": "1. e4 c6 2. Nc3 d5 3. d4 dxe4 4. Nxe4 h6 5. Nf3 Bg4 6. Be3 e6 7. h3 Bxf3 8. Qxf3 Nd7 9. Bd3 Qb6 10. b3 Qc7 11. c4 Ngf6 12. O-O Be7 13. Rfe1 O-O 14. Bf4 e5 15. dxe5 Nxe5 16. Bxe5 Qxe5 17. Nxf6+ Qxf6 18. Qe4 Rfe8 *", + "Moves": "e4h7 g8f8 h7h8", + "MovesSAN": "Qh7+ Kf8 Qh8#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "Qn1q2kr/p5p1/2pp2p1/8/3bP3/8/PPP3PP/R1B2R1K b - - 1 16", + "PGN": "1. e4 e5 2. f4 exf4 3. Nf3 Ne7 4. Bc4 Ng6 5. O-O d6 6. d4 Be7 7. Nc3 c6 8. Ne2 Bg4 9. Nxf4 Bxf3 10. Qxf3 Bf6 11. Bxf7+ Kxf7 12. Nxg6 hxg6 13. Qb3+ Kf8 14. Qxb7 Kg8 15. Qxa8 Bxd4+ 16. Kh1 *", + "Moves": "h8h2 h1h2 d8h4", + "MovesSAN": "Rxh2+ Kxh2 Qh4#", + "Themes": "attraction kingsideAttack mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "8/4Qp1k/3p2p1/p2P3p/3qnP1P/1P4P1/P1K1B3/2R5 b - - 2 39", + "PGN": "1. Nf3 Nf6 2. b3 g6 3. Bb2 Bg7 4. c4 O-O 5. g3 c5 6. Bg2 Nc6 7. O-O d6 8. d4 cxd4 9. Nxd4 Bd7 10. Nc2 Rc8 11. Nc3 Qa5 12. Rc1 Rfd8 13. e4 Ng4 14. Na4 Nce5 15. h3 Nf6 16. Nc3 b5 17. f4 Nc6 18. Nxb5 Nb4 19. Nxb4 Qxb4 20. Nc3 Bc6 21. Qe2 Qb7 22. Nd5 Bxd5 23. cxd5 Ne8 24. Bxg7 Nxg7 25. h4 h5 26. Bh3 Rxc1 27. Rxc1 Ne8 28. Qc4 Qb6+ 29. Kf1 Qe3 30. Qc3 Qb6 31. Ke2 Nf6 32. Bg2 a5 33. Bf3 Kh7 34. Qc7 Qd4 35. Qxd8 Qb2+ 36. Kd1 Qf2 37. Be2 Nxe4 38. Qxe7 Qd4+ 39. Kc2 *", + "Moves": "d4c3 c2b1 e4d2", + "MovesSAN": "Qc3+ Kb1 Nd2#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r2r1bk1/n1p2p2/5nPQ/1p1b1q2/p3pNN1/2P4P/PPB5/R3R1K1 w - - 3 28", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 4. O-O Bd7 5. Re1 Nf6 6. Nc3 a6 7. Ba4 Be7 8. d3 h6 9. Ne2 O-O 10. c3 b5 11. Bb3 Qc8 12. h3 a5 13. Nh2 Rd8 14. g4 a4 15. Bc2 d5 16. f4 dxe4 17. f5 exd3 18. Bxd3 Na7 19. Be3 e4 20. Bc2 Bxf5 21. Qc1 Be6 22. Bxh6 gxh6 23. Qxh6 Bd5 24. g5 Ne8 25. Nf4 Qf5 26. g6 Nf6 27. Ng4 Bf8 *", + "Moves": "g4f6 f5f6 h6h7", + "MovesSAN": "Nxf6+ Qxf6 Qh7#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "r1b1Rb1r/pppk1Bpp/2np1q2/8/Q7/8/P4PPP/5K1R w - - 2 18", + "PGN": "1. e4 e5 2. d4 exd4 3. c3 dxc3 4. Bc4 cxb2 5. Bxb2 Nc6 6. Qb3 Qe7 7. Nc3 d6 8. Nd5 Qxe4+ 9. Kf1 Kd8 10. Re1 Qg6 11. Nf3 Nf6 12. Nf4 Qh6 13. Bxf7 Qxf4 14. Bxf6+ Qxf6 15. Re8+ Kd7 16. Nd4 Nxd4 17. Qa4+ Nc6 *", + "Moves": "a4g4 f6f5 g4f5", + "MovesSAN": "Qg4+ Qf5 Qxf5#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "r1b4k/5rpp/p2p4/1p2R3/4P1R1/8/PPP3PP/2K5 w - - 0 28", + "PGN": "1. e4 e5 2. Nf3 Qf6 3. d4 exd4 4. Bg5 Qb6 5. Qxd4 Qxd4 6. Nxd4 Bc5 7. Nb5 Bb6 8. N1c3 a6 9. Na3 f6 10. Bf4 Ne7 11. O-O-O Bxf2 12. Bxc7 O-O 13. Bd6 Re8 14. Bc4+ Kh8 15. Rhf1 Bb6 16. Nd5 Nxd5 17. Bxd5 Nc6 18. Nc4 Bd8 19. Rf4 Ne5 20. Nxe5 fxe5 21. Rg4 Bf6 22. Bf7 Rd8 23. Bc7 Rf8 24. Bd6 Rxf7 25. Rd5 b5 26. Bxe5 Bxe5 27. Rxe5 d6 *", + "Moves": "e5e8 f7f8 e8f8", + "MovesSAN": "Re8+ Rf8 Rxf8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "3q3k/p3rQpp/1b4p1/1B6/3P4/7P/P5P1/5RK1 w - - 4 28", + "PGN": "1. e4 e6 2. d4 d5 3. exd5 exd5 4. c3 Nf6 5. Nf3 Bg4 6. Bd3 Bd6 7. O-O O-O 8. Be3 Re8 9. Nbd2 c6 10. h3 Bh5 11. Qc2 Nbd7 12. c4 dxc4 13. Nxc4 Bc7 14. Nce5 Bg6 15. Nxg6 fxg6 16. Qb3+ Kh8 17. Qxb7 Rb8 18. Qxc6 Rxb2 19. Bb5 Nb6 20. Rfb1 Rxb1+ 21. Rxb1 Re7 22. Ne5 Nfd5 23. Nc4 Nxc4 24. Qxc4 Nxe3 25. fxe3 Rxe3 26. Rf1 Bb6 27. Qf7 Re7 *", + "Moves": "f7f8 d8f8 f1f8", + "MovesSAN": "Qf8+ Qxf8 Rxf8#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "5rk1/p6p/5qP1/8/2p1p3/2PbP2Q/P2R2PP/3R2K1 b - - 0 31", + "PGN": "1. d4 d5 2. Bf4 e6 3. e3 Bd6 4. Bg3 f5 5. Nf3 Nf6 6. Ne5 O-O 7. c3 Nbd7 8. Nd2 Qe7 9. Bd3 Ne4 10. Nxe4 fxe4 11. Be2 Bxe5 12. dxe5 c5 13. O-O b6 14. f4 Bb7 15. Bg4 g6 16. Qe1 Rf7 17. Bh4 Qe8 18. Qg3 Nf8 19. Qh3 Ba6 20. Rf2 Bd3 21. Bf6 Nd7 22. Bxe6 Nxf6 23. exf6 Qf8 24. Bxd5 Rd8 25. Bxf7+ Qxf7 26. Rd1 Rf8 27. f5 Qxf6 28. Rfd2 c4 29. b3 b5 30. bxc4 bxc4 31. fxg6 *", + "Moves": "f6f1 d1f1 f8f1", + "MovesSAN": "Qf1+ Rxf1 Rxf1#", + "Themes": "endgame mate mateIn2 sacrifice short" + }, + { + "FEN": "4r1k1/1pq3p1/p3r3/2P2p2/1P6/5Q2/1B3PPP/R3R1K1 b - - 0 26", + "PGN": "1. e4 c5 2. Nf3 a6 3. c4 Nc6 4. d3 Nf6 5. Nc3 e6 6. d4 cxd4 7. Nxd4 Bc5 8. Nb3 Bb4 9. Bd3 Ne5 10. O-O Bxc3 11. bxc3 Qc7 12. Ba3 d6 13. c5 d5 14. c4 O-O 15. cxd5 exd5 16. exd5 Nxd5 17. Bxh7+ Kxh7 18. Qxd5 Be6 19. Qe4+ f5 20. Qh4+ Kg8 21. Rfe1 Bxb3 22. axb3 Rf6 23. Qf4 Re8 24. Bb2 Rfe6 25. b4 Nf3+ 26. Qxf3 *", + "Moves": "e6e1 a1e1 e8e1", + "MovesSAN": "Rxe1+ Rxe1 Rxe1#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "8/1p6/p6P/8/PP1R4/5k2/1r6/5K2 b - - 0 45", + "PGN": "1. h4 d5 2. e4 dxe4 3. f3 e3 4. dxe3 Qxd1+ 5. Kxd1 Nc6 6. Bb5 Bd7 7. Ne2 O-O-O 8. Ke1 e5 9. e4 Bc5 10. Bg5 f6 11. Bd2 a6 12. Ba4 Nge7 13. c4 Rhf8 14. Bc2 g6 15. Nbc3 f5 16. Nd5 fxe4 17. fxe4 Rf2 18. g3 Nxd5 19. cxd5 Nd4 20. Bd3 Nc2+ 21. Bxc2 Rdf8 22. b4 Ba7 23. a4 Bg4 24. Bd3 Bxe2 25. Bxe2 Bd4 26. Rc1 Rg2 27. Bc3 Rff2 28. Bxd4 exd4 29. Rc2 d3 30. Bxd3 Rxc2 31. Bxc2 Rxc2 32. Rf1 Kd7 33. Rf7+ Kd6 34. Rxh7 Ke5 35. Re7+ Kd4 36. Rf7 Ke3 37. Kf1 Kxe4 38. d6 cxd6 39. Rf6 d5 40. Rxg6 d4 41. Rg4+ Kf3 42. Rf4+ Kxg3 43. Rxd4 Rb2 44. h5 Kf3 45. h6 *", + "Moves": "b2b1 d4d1 b1d1", + "MovesSAN": "Rb1+ Rd1 Rxd1#", + "Themes": "endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "rn1qkb1r/1p3ppp/p4n2/2p1N3/2BpP3/3P2N1/PPP2PPP/R1BbK2R w KQkq - 0 9", + "PGN": "1. Nc3 d5 2. e4 d4 3. Nce2 c5 4. Ng3 e5 5. Bc4 Nf6 6. Nf3 Bg4 7. d3 a6 8. Nxe5 Bxd1 *", + "Moves": "c4f7 e8e7 g3f5", + "MovesSAN": "Bxf7+ Ke7 Nf5#", + "Themes": "attackingF2F7 mate mateIn2 opening short" + }, + { + "FEN": "6k1/1p3ppp/8/p3r3/2P1P2Q/1P6/P1q3PP/r4RK1 w - - 0 30", + "PGN": "1. e4 c5 2. d4 cxd4 3. Qxd4 Nc6 4. Qd1 e5 5. Nc3 Nf6 6. Nf3 Bb4 7. Bd2 Bxc3 8. Bxc3 d6 9. Nd2 O-O 10. Be2 Be6 11. O-O Re8 12. Bd3 d5 13. b3 d4 14. Bb2 a5 15. f4 exf4 16. Rxf4 Rc8 17. Qf3 Ne5 18. Qe2 Bg4 19. Qf1 Qc7 20. Rf2 Nxd3 21. cxd3 Be6 22. Bxd4 Ng4 23. Rf4 Qc2 24. Nc4 Bxc4 25. dxc4 Ne5 26. Qe1 Rcd8 27. Bxe5 Rxe5 28. Qh4 Rd1+ 29. Rf1 Rxa1 *", + "Moves": "h4d8 e5e8 d8e8", + "MovesSAN": "Qd8+ Re8 Qxe8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "rn4k1/1bp1rppp/p3p3/1p6/4P3/P4N2/BPP2PPP/3R1RK1 w - - 1 15", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd8 4. Nf3 Nf6 5. Bc4 e6 6. O-O Be7 7. d3 O-O 8. Bg5 a6 9. a3 Re8 10. Ba2 b5 11. Ne4 Nxe4 12. Bxe7 Rxe7 13. dxe4 Qxd1 14. Raxd1 Bb7 *", + "Moves": "d1d8 e7e8 d8e8", + "MovesSAN": "Rd8+ Re8 Rxe8#", + "Themes": "backRankMate mate mateIn2 middlegame short" + }, + { + "FEN": "r2n1rk1/1b4pp/4pq2/p3N3/2BP4/2P5/5PPP/R1Q1R1K1 b - - 4 20", + "PGN": "1. d4 d5 2. c4 dxc4 3. e4 b5 4. a4 c6 5. axb5 cxb5 6. Nc3 a6 7. Nxb5 e6 8. Bxc4 Bb4+ 9. Nc3 a5 10. Nf3 Nf6 11. e5 Ne4 12. Bd2 Nxd2 13. Qxd2 Nc6 14. O-O O-O 15. Rfd1 f6 16. exf6 Qxf6 17. Qc1 Bxc3 18. bxc3 Bb7 19. Re1 Nd8 20. Ne5 *", + "Moves": "f6f2 g1h1 f2g2", + "MovesSAN": "Qxf2+ Kh1 Qxg2#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "3r2k1/ppp2ppp/6b1/8/2B3P1/1Pq4P/P3QP2/4R1K1 w - - 0 21", + "PGN": "1. e4 e6 2. c4 d5 3. cxd5 exd5 4. exd5 Nf6 5. Nc3 Nxd5 6. Nxd5 Qxd5 7. Nf3 Be7 8. b3 O-O 9. Bb2 Nc6 10. Bc4 Qd6 11. O-O Bg4 12. h3 Bh5 13. d4 Rad8 14. g4 Bg6 15. Re1 Bf6 16. Qe2 Nxd4 17. Nxd4 Bxd4 18. Bxd4 Qxd4 19. Rad1 Qc3 20. Rxd8 Rxd8 *", + "Moves": "e2e8 d8e8 e1e8", + "MovesSAN": "Qe8+ Rxe8 Rxe8#", + "Themes": "endgame mate mateIn2 sacrifice short" + }, + { + "FEN": "3R4/ppp1pk2/5p2/4n3/2q1P3/2P3P1/PPQ2P2/R3K3 b Q - 0 23", + "PGN": "1. d3 d5 2. h3 Nf6 3. Nf3 g6 4. Nbd2 Bg7 5. c3 Nc6 6. Qc2 O-O 7. e4 dxe4 8. dxe4 Be6 9. Be2 Nh5 10. g3 Qd7 11. Nf1 Bxh3 12. Ne3 Be6 13. Ng5 Rad8 14. Bxh5 gxh5 15. Rxh5 f6 16. Nxe6 Qxe6 17. Nf5 Ne5 18. Nxg7 Kxg7 19. Bh6+ Kg8 20. Bxf8 Kxf8 21. Rxh7 Qc4 22. Rh8+ Kf7 23. Rxd8 *", + "Moves": "e5f3 e1d1 c4f1", + "MovesSAN": "Nf3+ Kd1 Qf1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "5r1k/p1R1Rr2/1p1p4/8/3P4/8/PPP4P/6K1 b - - 3 27", + "PGN": "1. e4 b6 2. d4 Bb7 3. Nc3 d6 4. Nf3 e6 5. Bd3 h6 6. O-O Nf6 7. Re1 Be7 8. Bf4 O-O 9. Qd2 Nbd7 10. Bxh6 gxh6 11. Qxh6 Nh7 12. e5 f5 13. exf6 Rf7 14. fxe7 Qxe7 15. Ne4 Ndf6 16. Nxf6+ Qxf6 17. Qxf6 Rxf6 18. Re3 Rf7 19. Rxe6 Bxf3 20. gxf3 Rxf3 21. Bxh7+ Kxh7 22. Re7+ Kh8 23. Rxc7 Rg8+ 24. Kf1 Rgf8 25. Re1 Rxf2+ 26. Kg1 R2f7 27. Ree7 *", + "Moves": "f8g8 g1h1 f7f1", + "MovesSAN": "Rg8+ Kh1 Rf1#", + "Themes": "endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "r1b1k2N/ppp3pp/2n2q2/2b1p3/2B5/5QP1/PPPP2P1/RNB2R1K b q - 0 13", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Nxd5 6. Nxf7 Qf6 7. Nxh8 Bc5 8. O-O Nf4 9. Qf3 Nh3+ 10. Kh1 Nxf2+ 11. Kg1 Ne4+ 12. Kh1 Ng3+ 13. hxg3 *", + "Moves": "f6h6 f3h5 h6h5", + "MovesSAN": "Qh6+ Qh5+ Qxh5#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "1r5k/p7/2b1p1Qp/2p1q1p1/2p3P1/1P1P3P/P4R2/5RK1 b - - 3 30", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. Nc3 g6 4. Bb5 Bg7 5. O-O e6 6. Bxc6 bxc6 7. e5 Ne7 8. d3 O-O 9. Ne4 f6 10. exf6 Bxf6 11. Nxf6+ Rxf6 12. Bg5 Rf5 13. h3 Qf8 14. g4 Rd5 15. c4 Rxg5 16. Nxg5 d5 17. Qe2 Qf6 18. f4 Rb8 19. Rf2 h6 20. Nf3 Qxf4 21. b3 Bd7 22. Ne5 Qd4 23. Rf1 Be8 24. Kh1 g5 25. Qf3 Ng6 26. Nxc6 Bxc6 27. Qf7+ Kh8 28. Qxg6 dxc4+ 29. Kh2 Qe5+ 30. Kg1 *", + "Moves": "e5g3 f2g2 g3g2", + "MovesSAN": "Qg3+ Rg2 Qxg2#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "7k/p2b2pp/3P4/8/1pB1Q3/8/3q2PP/6K1 w - - 2 32", + "PGN": "1. e4 d6 2. Nf3 Nf6 3. e5 dxe5 4. Nxe5 Nbd7 5. f4 e6 6. d4 c5 7. c3 cxd4 8. cxd4 Nxe5 9. fxe5 Nd5 10. Bb5+ Bd7 11. Bd3 Bb4+ 12. Bd2 Qb6 13. Qg4 O-O 14. Nc3 f5 15. exf6 Rxf6 16. O-O-O Nxc3 17. Bxc3 Bxc3 18. bxc3 Rc8 19. c4 Rf2 20. Rd2 Rxd2 21. Kxd2 Qb2+ 22. Ke3 Rf8 23. Rf1 Rxf1 24. Bxf1 Qc1+ 25. Kf2 Qd2+ 26. Kg1 Qxa2 27. d5 Qd2 28. Qe4 exd5 29. cxd5 b5 30. d6 b4 31. Bc4+ Kh8 *", + "Moves": "e4a8 d7c8 a8c8", + "MovesSAN": "Qa8+ Bc8 Qxc8#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "r1b4r/2qp1pkp/4pbp1/p2p2B1/6N1/8/PPP2PPP/R4RK1 w - - 0 18", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nxc6 bxc6 6. Bc4 Bg7 7. O-O a5 8. Be3 e6 9. Nd2 Nf6 10. Qf3 O-O 11. e5 Nd5 12. Ne4 Bxe5 13. Bg5 Qc7 14. Bxd5 cxd5 15. Nf6+ Kg7 16. Ng4 Rh8 17. Qf6+ Bxf6 *", + "Moves": "g5h6 g7g8 g4f6", + "MovesSAN": "Bh6+ Kg8 Nxf6#", + "Themes": "deflection mate mateIn2 middlegame short" + }, + { + "FEN": "rb4k1/p2n1ppp/4p3/1p5q/1B1P4/P3Pb1P/1P3PP1/2Q2R1K w - - 0 21", + "PGN": "1. d4 e6 2. c4 d5 3. e3 Nf6 4. Nf3 c6 5. a3 dxc4 6. Bxc4 b5 7. Be2 Bd6 8. O-O Nbd7 9. Nfd2 O-O 10. Bf3 Bb8 11. Bxc6 Qc7 12. Nf3 Qxc6 13. Bd2 Bb7 14. Bb4 Rc8 15. Nbd2 Ne4 16. Nxe4 Qxe4 17. Rc1 Rxc1 18. Qxc1 Qg6 19. Kh1 Qh5 20. h3 Bxf3 *", + "Moves": "c1c8 d7f8 c8f8", + "MovesSAN": "Qc8+ Nf8 Qxf8#", + "Themes": "fork mate mateIn2 middlegame short" + }, + { + "FEN": "8/7r/PR4pk/8/R7/2P2P1K/1P3P1P/6r1 b - - 2 44", + "PGN": "1. e4 c5 2. d4 cxd4 3. Qxd4 Nf6 4. Nf3 Nc6 5. Qd1 d6 6. Nc3 g6 7. Bb5 Bg7 8. Bxc6+ bxc6 9. e5 Nd5 10. Nxd5 cxd5 11. Qxd5 Be6 12. Qb5+ Qd7 13. Qxd7+ Kxd7 14. exd6 exd6 15. O-O Rhc8 16. c3 Rab8 17. Rd1 h6 18. a4 Bb3 19. Rd2 Re8 20. a5 Be6 21. Ra4 h5 22. Rf4 Bg4 23. Rxf7+ Ke6 24. Rxg7 Bxf3 25. gxf3 Kf6 26. Rxa7 Re1+ 27. Kg2 Rxc1 28. Rxd6+ Kf5 29. Rf7+ Kg5 30. Rd5+ Kh6 31. Rd2 Ra8 32. Rd5 Rc2 33. Rb7 Ra6 34. Rb8 h4 35. Rbb5 Kg7 36. Rd7+ Kh6 37. Rd8 Kg7 38. Rdb8 Kh6 39. R8b6 Ra7 40. a6 h3+ 41. Kg3 Rc1 42. Ra5 Rg1+ 43. Kxh3 Rh7 44. Ra4 *", + "Moves": "h6g5 a4h4 h7h4", + "MovesSAN": "Kg5+ Rh4 Rxh4#", + "Themes": "discoveredAttack endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "4r1k1/p1p2pp1/4r2p/3Q4/NPP5/P7/5bPP/R6K b - - 0 22", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nxc6 bxc6 6. Nc3 Bb4 7. Bd3 d5 8. exd5 cxd5 9. a3 Ba5 10. b4 Bb6 11. Qe2+ Be6 12. Bg5 O-O 13. O-O h6 14. Bxf6 Qxf6 15. Na4 Rfe8 16. Bb5 Bd7 17. Qd3 Bxb5 18. Qxb5 Re6 19. Qxd5 Rae8 20. c4 Bxf2+ 21. Kh1 Qxa1 22. Rxa1 *", + "Moves": "e6e1 a1e1 e8e1", + "MovesSAN": "Re1+ Rxe1 Rxe1#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "5rk1/3RQp2/2p2Brp/1p2P1p1/1P1q4/8/P1P2PPP/6K1 b - - 8 34", + "PGN": "1. d4 e5 2. dxe5 Nc6 3. Nf3 Qe7 4. e4 Nxe5 5. Nc3 Nf6 6. Bd3 Nxd3+ 7. Qxd3 Qb4 8. O-O Be7 9. e5 Nh5 10. Nd5 Qc5 11. Be3 Qa5 12. Nxe7 Kxe7 13. Qf5 g6 14. Bg5+ Ke8 15. Qe4 Ng7 16. Bf6 Rg8 17. Ng5 h6 18. Nf3 Ne6 19. b4 Qb5 20. Rfd1 Rb8 21. Rd5 Qc6 22. Rad1 b5 23. Nd4 Nxd4 24. Qxd4 Qe6 25. Qxa7 Qb6 26. Qa3 c6 27. Rd6 g5 28. Qd3 Rg6 29. Rxd7 Bxd7 30. Qxd7+ Kf8 31. Qe7+ Kg8 32. Rd7 Rf8 33. Rb7 Qd4 34. Rd7 *", + "Moves": "d4a1 d7d1 a1d1", + "MovesSAN": "Qa1+ Rd1 Qxd1#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "4r1k1/pp3p1n/2p3b1/3p4/3Q1P2/1B1P4/PPPNq3/2K2R2 b - - 4 28", + "PGN": "1. e4 e6 2. Bc4 d5 3. exd5 exd5 4. Bb3 Nf6 5. d3 Bd6 6. Bg5 c6 7. Nf3 O-O 8. Nbd2 Re8+ 9. Kf1 Bg4 10. h3 Bh5 11. g4 Bg6 12. Be3 h6 13. g5 Nh7 14. gxh6 gxh6 15. Bxh6 Nd7 16. h4 Kh8 17. Ng5 Ndf6 18. Nxh7 Nxh7 19. Bg5 Be7 20. Qg4 Bxg5 21. hxg5 Kg7 22. Qd4+ Kg8 23. Re1 Rxe1+ 24. Kxe1 Qxg5 25. Kd1 Re8 26. f4 Qg2 27. Rf1 Qe2+ 28. Kc1 *", + "Moves": "e2e1 f1e1 e8e1", + "MovesSAN": "Qe1+ Rxe1 Rxe1#", + "Themes": "backRankMate mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "n1kr1r2/p1p1RR1p/6p1/3p4/8/BPQ5/P4KPP/3q4 w - - 9 25", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nxc6 bxc6 6. e5 Qe7 7. Qe2 Nd5 8. c4 Nb6 9. Nc3 Qe6 10. Qe4 Ba6 11. b3 g6 12. Bd3 Bg7 13. f4 d5 14. cxd5 cxd5 15. Qe2 Bxd3 16. Qxd3 f6 17. O-O fxe5 18. fxe5 Bxe5 19. Ba3 Bxc3 20. Qxc3 O-O-O 21. Rae1 Qg4 22. Re7 Na8 23. Rff7 Qd1+ 24. Kf2 Rhf8 *", + "Moves": "e7c7 a8c7 c3c7", + "MovesSAN": "Rxc7+ Nxc7 Qxc7#", + "Themes": "mate mateIn2 middlegame queensideAttack short" + }, + { + "FEN": "8/2p5/1p1p1np1/p2Pkpp1/P1P5/4K1PP/1P2BP2/8 w - - 1 31", + "PGN": "1. e4 e5 2. Nf3 d6 3. d4 exd4 4. Nxd4 Be7 5. c4 Nf6 6. Nc3 O-O 7. Be2 b6 8. Bf3 Bb7 9. O-O Nbd7 10. Nf5 Nc5 11. Nd5 Bxd5 12. Nxe7+ Qxe7 13. exd5 Rae8 14. Bg5 Qe5 15. Qd2 h6 16. Bf4 Qf5 17. h3 Nce4 18. Qc1 Ng5 19. Bxg5 Qxg5 20. Qxg5 hxg5 21. Rfe1 Rxe1+ 22. Rxe1 Re8 23. Rxe8+ Nxe8 24. Kf1 g6 25. Ke2 Kg7 26. Ke3 Kf6 27. Bg4 Ke5 28. a4 f5 29. Be2 a5 30. g3 Nf6 *", + "Moves": "f2f4 g5f4 g3f4", + "MovesSAN": "f4+ gxf4+ gxf4#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "8/2R2pkp/6p1/1r6/5P2/2N4P/KP1n4/8 b - - 1 36", + "PGN": "1. e4 d6 2. d4 g6 3. Nf3 Bg7 4. Nc3 Nf6 5. Be3 a6 6. h3 b5 7. a3 O-O 8. Bd3 Bb7 9. Qd2 Nbd7 10. Bh6 c5 11. Bxg7 Kxg7 12. O-O-O cxd4 13. Nxd4 e5 14. Nf3 Qb6 15. Rhf1 b4 16. Na4 Qa5 17. Qxb4 Qxb4 18. axb4 Rac8 19. Rfe1 Bc6 20. Bxa6 Ra8 21. b5 Bxe4 22. Rxd6 Bxf3 23. gxf3 Rfb8 24. c4 Ra7 25. c5 e4 26. fxe4 Ne5 27. f4 Nc4 28. Rd4 Na5 29. c6 Nb3+ 30. Kb1 Nxd4 31. Rc1 Nxe4 32. c7 Nd2+ 33. Ka2 Rxc7 34. Rxc7 Nxb5 35. Bxb5 Rxb5 36. Nc3 *", + "Moves": "b5a5 c3a4 a5a4", + "MovesSAN": "Ra5+ Na4 Rxa4#", + "Themes": "anastasiaMate endgame mate mateIn2 short" + }, + { + "FEN": "8/4kp2/1b2p3/1p1pPp2/1Pp2P2/2P1PKP1/5QBq/8 b - - 6 44", + "PGN": "1. d4 d5 2. Bg5 c5 3. c3 Qb6 4. Qd2 Nf6 5. Bxf6 gxf6 6. e3 Bf5 7. Nf3 e6 8. Be2 Nc6 9. O-O h5 10. Nh4 Be4 11. f3 Bh7 12. Kh1 Bd6 13. g3 O-O-O 14. Na3 a6 15. Rfc1 Qc7 16. f4 c4 17. Nc2 Be4+ 18. Kg1 Rdg8 19. Kf2 f5 20. Ne1 Be7 21. Nef3 Bxf3 22. Nxf3 h4 23. Rh1 Rh7 24. Rag1 Qd8 25. Ne5 Nxe5 26. dxe5 Rgh8 27. Bf3 hxg3+ 28. hxg3 Bc5 29. Rxh7 Rxh7 30. Rh1 Qh8 31. Rxh7 Qxh7 32. Kg2 Qg8 33. Bh5 Kd7 34. b3 b5 35. b4 Bb6 36. a3 Ke7 37. Kf3 Qa8 38. Kf2 Qa7 39. Bf3 a5 40. Ke2 axb4 41. axb4 Qa1 42. Bg2 Qg1 43. Kf3 Qh2 44. Qf2 *", + "Moves": "h2h5 g3g4 h5g4", + "MovesSAN": "Qh5+ g4 Qxg4#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "8/6k1/5p2/1PpP1P2/2q1PBb1/R2Q2Pr/5b1p/5R1K b - - 4 39", + "PGN": "1. d4 Nf6 2. c4 c5 3. d5 b5 4. Bg5 bxc4 5. Nc3 Ba6 6. e4 d6 7. Nf3 Nbd7 8. Be2 g6 9. h4 h5 10. Rc1 Bg7 11. b3 O-O 12. bxc4 Ng4 13. Qc2 Re8 14. O-O Rb8 15. Bd3 Bc8 16. Ne1 Nde5 17. f3 Nxd3 18. Nxd3 Ne5 19. Nxe5 Bxe5 20. f4 Bd4+ 21. Kh1 Bg4 22. f5 f6 23. Bf4 g5 24. hxg5 h4 25. gxf6 exf6 26. Nb5 Rb6 27. Rce1 Rxb5 28. cxb5 Kg7 29. Qd2 Rh8 30. a4 h3 31. g3 h2 32. a5 Rh3 33. Qd3 Qxa5 34. Bxd6 Qa2 35. Bf4 Bf2 36. Ra1 Qc4 37. Rxa7+ Kg8 38. Ra8+ Kg7 39. Ra3 *", + "Moves": "g4f3 d3f3 c4f1", + "MovesSAN": "Bf3+ Qxf3 Qxf1#", + "Themes": "deflection killBoxMate mate mateIn2 middlegame short" + }, + { + "FEN": "4nk1r/5ppp/p7/2NP4/5q2/2N5/PP1p1PPP/4R1K1 w - - 0 23", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 e5 5. Ng5 d5 6. exd5 Na5 7. Bb5+ Bd7 8. Bxd7+ Qxd7 9. c4 b5 10. Qe2 bxc4 11. Qxe5+ Be7 12. O-O cxd3 13. Re1 Nb7 14. Nc3 a6 15. Bf4 Kf8 16. Re3 Bd6 17. Qxd6+ Nxd6 18. Bxd6+ Qxd6 19. Rae1 Re8 20. Rxe8+ Nxe8 21. Nge4 Qf4 22. Nxc5 d2 *", + "Moves": "c5d7 f8g8 e1e8", + "MovesSAN": "Nd7+ Kg8 Rxe8#", + "Themes": "backRankMate deflection endgame mate mateIn2 short" + }, + { + "FEN": "1Q5k/2p4p/B2p4/8/3qb1n1/6P1/1P2Qr1P/R5K1 b - - 0 30", + "PGN": "1. d4 f6 2. Nf3 g6 3. g3 Nh6 4. Bg2 Nf7 5. e4 Bg7 6. O-O O-O 7. c3 d6 8. Qb3 e5 9. Rd1 Nc6 10. a4 Kh8 11. a5 f5 12. exf5 gxf5 13. dxe5 Ncxe5 14. Nxe5 Nxe5 15. a6 Rb8 16. axb7 Bd7 17. Rxa7 f4 18. Ra8 f3 19. Rxb8 Qxb8 20. Bf1 Bc6 21. Ba6 Qa7 22. Be3 Qb8 23. Nd2 Ng4 24. Bd4 Bxd4 25. cxd4 Qa7 26. Nxf3 Bxf3 27. Ra1 Qxd4 28. Qc2 Be4 29. Qe2 Rxf2 30. b8=Q+ *", + "Moves": "f2f8 e2f2 d4f2", + "MovesSAN": "Rf8+ Qf2 Qxf2#", + "Themes": "discoveredAttack mate mateIn2 middlegame short" + }, + { + "FEN": "1k1r3r/1ppq1ppp/p2p1b2/3P4/3Q4/4BP1P/PPP2P2/1K1R3R w - - 5 19", + "PGN": "1. e4 d6 2. Nf3 Bg4 3. Bc4 Nf6 4. Nc3 a6 5. d4 Nc6 6. h3 Bh5 7. Qd3 Bxf3 8. gxf3 e5 9. dxe5 Nxe5 10. Qe2 Nxc4 11. Qxc4 Qd7 12. Bg5 Be7 13. O-O-O O-O-O 14. Kb1 Qe6 15. Nd5 Nxd5 16. exd5 Qd7 17. Be3 Kb8 18. Qd4 Bf6 *", + "Moves": "d4a7 b8c8 a7a8", + "MovesSAN": "Qa7+ Kc8 Qa8#", + "Themes": "mate mateIn2 middlegame queensideAttack short" + }, + { + "FEN": "4r1k1/1pp2ppp/pq1r4/7Q/8/3P4/PP3RPP/R5K1 w - - 1 23", + "PGN": "1. e4 e5 2. d3 Nf6 3. Nc3 Bc5 4. Nf3 Nc6 5. Be3 Bxe3 6. fxe3 d6 7. Be2 O-O 8. O-O a6 9. d4 exd4 10. exd4 d5 11. exd5 Nxd5 12. Nxd5 Qxd5 13. Nd2 Qxd4+ 14. Rf2 Re8 15. Bf3 Ne5 16. Nb3 Qb6 17. Bd5 Be6 18. Bxe6 Qxe6 19. Nc5 Qb6 20. Nd3 Rad8 21. Qh5 Nxd3 22. cxd3 Rd6 *", + "Moves": "h5f7 g8h8 f7e8", + "MovesSAN": "Qxf7+ Kh8 Qxe8#", + "Themes": "backRankMate endgame fork mate mateIn2 short" + }, + { + "FEN": "8/5k2/4p3/3n4/3R2p1/3P2B1/r4PKP/8 b - - 1 43", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qe6+ 4. Be2 Qg6 5. Bf3 Nc6 6. Nb5 Kd8 7. d4 a6 8. Nc3 Nb4 9. Be4 f5 10. Bd3 Qxg2 11. Qf3 Qxf3 12. Nxf3 Nxd3+ 13. cxd3 g6 14. Ne5 Be6 15. d5 Bg7 16. Nxg6 Bxd5 17. Nxh8 Bxh1 18. Nf7+ Ke8 19. Ng5 h6 20. Ne6 Bxc3+ 21. bxc3 Rc8 22. Bf4 c6 23. Ng7+ Kf7 24. Nxf5 Bd5 25. c4 Be6 26. Ne3 Rd8 27. Kd2 h5 28. Rb1 b5 29. cxb5 cxb5 30. a3 Nf6 31. Rc1 Ne4+ 32. Ke2 Nf6 33. Rc6 a5 34. Rb6 b4 35. axb4 axb4 36. Rxb4 Ra8 37. Kf1 Bh3+ 38. Ke2 Ra2+ 39. Kf3 Bg4+ 40. Nxg4 hxg4+ 41. Kg2 Nd5 42. Rd4 e6 43. Bg3 *", + "Moves": "d5e3 g2h1 a2a1", + "MovesSAN": "Ne3+ Kh1 Ra1#", + "Themes": "endgame mate mateIn2 pin short" + }, + { + "FEN": "r4r2/pp3p1Q/3p2p1/3P2k1/8/1P4P1/4qP1P/5RK1 w - - 1 26", + "PGN": "1. g3 c5 2. Bg2 Nc6 3. e3 g6 4. Nf3 Bg7 5. O-O Nf6 6. c3 d6 7. b3 e5 8. Bb2 O-O 9. d4 cxd4 10. cxd4 Bg4 11. Nbd2 e4 12. d5 exf3 13. Bxf3 Bxf3 14. Qxf3 Nb4 15. e4 Nxe4 16. Qxe4 Bxb2 17. Qxb4 Bxa1 18. Rxa1 Qf6 19. Rf1 Qb2 20. Ne4 Qxa2 21. Nf6+ Kg7 22. Qc3 Qe2 23. Nh5+ Kh6 24. Qg7+ Kxh5 25. Qxh7+ Kg5 *", + "Moves": "h7h4 g5f5 h4f4", + "MovesSAN": "Qh4+ Kf5 Qf4#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "5rk1/ppp3p1/6Pp/8/3PQ3/4P3/PP3bKN/R1Bq4 b - - 2 27", + "PGN": "1. g4 e5 2. Bg2 d5 3. g5 Be7 4. h4 h6 5. g6 f5 6. Nc3 Be6 7. h5 Nc6 8. Nf3 e4 9. Nh2 d4 10. Nb1 Nf6 11. e3 d3 12. Nc3 Nb4 13. O-O dxc2 14. Qe2 Nd3 15. f3 O-O 16. fxe4 fxe4 17. Nxe4 Nxe4 18. Bxe4 Rxf1+ 19. Qxf1 Bh4 20. Bxd3 Qg5+ 21. Qg2 Qxh5 22. Bxc2 Rf8 23. d4 Bf2+ 24. Kh1 Bd5 25. Be4 Bxe4 26. Qxe4 Qd1+ 27. Kg2 *", + "Moves": "d1g1 g2h3 g1g3", + "MovesSAN": "Qg1+ Kh3 Qg3#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "3k4/p2q1p2/1p3p2/1P2p3/2PpRn2/3P1NNP/5P1K/3Q4 b - - 0 30", + "PGN": "1. e4 c6 2. b3 d5 3. exd5 cxd5 4. Bb2 Nf6 5. Nf3 e6 6. d3 Nc6 7. Nbd2 Bb4 8. a3 Qa5 9. axb4 Qxb4 10. Be2 h5 11. O-O h4 12. h3 Ne7 13. Ra4 Qd6 14. Bxf6 gxf6 15. Rxh4 Ng6 16. Rxh8+ Nxh8 17. Qa1 e5 18. c4 d4 19. Ne4 Qe6 20. b4 Ng6 21. Bd1 Bd7 22. Ba4 Nf4 23. Bxd7+ Qxd7 24. Qd1 Ke7 25. Ng3 Rg8 26. b5 b6 27. Re1 Kd8 28. Kh2 Rh8 29. Re4 Rxh3+ 30. gxh3 *", + "Moves": "d7h3 h2g1 h3g2", + "MovesSAN": "Qxh3+ Kg1 Qg2#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r5rk/5Rp1/p1q1p2p/1p2P1NQ/4n3/6PK/3P3P/5R2 w - - 2 31", + "PGN": "1. e4 c6 2. f4 d5 3. e5 Bf5 4. Nf3 e6 5. Bd3 Bxd3 6. cxd3 d4 7. O-O c5 8. b3 Ne7 9. a4 Nd5 10. Na3 Nc6 11. g3 Be7 12. Nc4 O-O 13. Ba3 a6 14. Ng5 b5 15. Nd6 Bxd6 16. exd6 Qxd6 17. Ne4 Qc7 18. Bxc5 Rfd8 19. a5 Nxa5 20. b4 Nb7 21. Bxd4 Nxb4 22. Be5 Qb6+ 23. Kg2 Nxd3 24. Qg4 Nxe5 25. fxe5 Qc6 26. Kh3 Kh8 27. Rxf7 Rg8 28. Raf1 Nc5 29. Ng5 h6 30. Qh5 Ne4 *", + "Moves": "h5h6 g7h6 f7h7", + "MovesSAN": "Qxh6+ gxh6 Rh7#", + "Themes": "mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "5r2/7k/1p4p1/3P3n/p1P1Q3/P3B3/1P5P/5qRK b - - 1 44", + "PGN": "1. d4 Nf6 2. c4 e6 3. Bf4 Bb4+ 4. Nd2 O-O 5. a3 Bxd2+ 6. Qxd2 b6 7. f3 d6 8. e4 Nbd7 9. Bd3 e5 10. Be3 a5 11. Ne2 Bb7 12. d5 a4 13. O-O Nc5 14. Bc2 Bc8 15. Nc3 Bd7 16. Rfb1 Nh5 17. g3 g6 18. Bd1 Ng7 19. Bc2 f5 20. Rf1 f4 21. gxf4 exf4 22. Bxf4 Nh5 23. Bg5 Qe8 24. Rae1 Bh3 25. Rf2 Qf7 26. Nb5 Rae8 27. Bh6 Ng7 28. f4 Qd7 29. Qc3 Rf7 30. Kh1 Nh5 31. Nxc7 Qxc7 32. Qxh3 Rfe7 33. e5 dxe5 34. Bg5 Rf7 35. f5 Ref8 36. Rg2 e4 37. fxg6 hxg6 38. Bh6 Kh7 39. Be3 Rf3 40. Qg4 Qf7 41. Bxe4 Nxe4 42. Qxe4 Rf1+ 43. Rxf1 Qxf1+ 44. Rg1 *", + "Moves": "h5g3 h2g3 f1h3", + "MovesSAN": "Ng3+ hxg3 Qh3#", + "Themes": "endgame master mate mateIn2 pin sacrifice short" + }, + { + "FEN": "5r2/4R3/8/8/1N1kn1PK/P6P/1P6/8 b - - 0 55", + "PGN": "1. e4 e6 2. c4 d5 3. cxd5 exd5 4. e5 c5 5. Bb5+ Bd7 6. Bxd7+ Nxd7 7. d4 cxd4 8. Qxd4 Ne7 9. Nf3 Nb6 10. O-O Nc6 11. Qg4 g6 12. Re1 Bg7 13. Bg5 Qd7 14. e6 fxe6 15. Nc3 O-O 16. Qxe6+ Qxe6 17. Rxe6 h6 18. Bd2 g5 19. Rae1 g4 20. Nh4 Bd4 21. Be3 Bxe3 22. fxe3 Rae8 23. Rxh6 d4 24. Nd1 dxe3 25. Rxe3 Rxe3 26. Nxe3 Nd4 27. Rg6+ Kh7 28. Rxg4 Ne2+ 29. Kh1 Nd5 30. Nhf5 Nxe3 31. Nxe3 Re8 32. Nf1 Rd8 33. Ne3 Re8 34. Nc4 Nf4 35. h3 Re1+ 36. Kh2 Nd3 37. Rd4 Nf2 38. Rd7+ Kg6 39. Rxb7 Rh1+ 40. Kg3 Ne4+ 41. Kf3 Ng5+ 42. Kf2 Kf5 43. Rxa7 Ne4+ 44. Ke2 Rh2 45. Kf3 Ng5+ 46. Kg3 Rh1 47. Ne3+ Ke4 48. Re7+ Kd3 49. Kg4 Ne4 50. Nd5 Kd4 51. Nb4 Nf6+ 52. Kg3 Ne4+ 53. Kh4 Rf1 54. g4 Rf8 55. a3 *", + "Moves": "f8h8 e7h7 h8h7", + "MovesSAN": "Rh8+ Rh7 Rxh7#", + "Themes": "anastasiaMate endgame mate mateIn2 short" + }, + { + "FEN": "6k1/1p4pp/p5p1/3pN3/3qb3/1P6/P5PP/5Q1K w - - 0 25", + "PGN": "1. e4 e5 2. f4 exf4 3. Nf3 Bc5 4. Bc4 Ne7 5. d4 Bb6 6. Bxf4 O-O 7. O-O Ng6 8. Bg3 c6 9. c3 d5 10. exd5 cxd5 11. Bd3 Nd7 12. Kh1 Nf6 13. Ne5 Bc7 14. Nxg6 fxg6 15. Bxc7 Qxc7 16. Nd2 a6 17. Nf3 Ne4 18. Ne5 Rxf1+ 19. Qxf1 Bf5 20. Bxe4 Bxe4 21. Qe2 Rf8 22. b3 Qxc3 23. Rf1 Rxf1+ 24. Qxf1 Qxd4 *", + "Moves": "f1f7 g8h8 f7e8", + "MovesSAN": "Qf7+ Kh8 Qe8#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "Q2r2r1/2pkqp2/1p5p/3pp2p/1P1P1Nb1/2P3P1/P4P2/R3KB2 w Q - 2 21", + "PGN": "1. d4 Nf6 2. c3 g6 3. h4 d5 4. h5 Nxh5 5. Rxh5 gxh5 6. Bg5 h6 7. Bh4 Rg8 8. g3 Nc6 9. e3 Bg4 10. Qb3 Qd7 11. Nd2 O-O-O 12. Ne2 Na5 13. Qa3 b6 14. b4 e6 15. Nf4 Be7 16. Bxe7 Qxe7 17. Nb3 Nxb3 18. Qxa7 Nxd4 19. exd4 e5 20. Qa8+ Kd7 *", + "Moves": "f1b5 c7c6 a8c6", + "MovesSAN": "Bb5+ c6 Qxc6#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "r3r2k/pp3Qp1/3p1n1p/q4P2/2Bp1P2/6R1/PPP3PP/2K4R b - - 3 20", + "PGN": "1. e4 e5 2. Nf3 d6 3. d4 exd4 4. Nxd4 Nf6 5. Nc3 h6 6. Bc4 Be7 7. Be3 O-O 8. Qd2 c5 9. Nf5 Bxf5 10. exf5 Nc6 11. Nd5 Re8 12. O-O-O Ne4 13. Qe2 Bg5 14. f4 Nd4 15. Qh5 Bf6 16. Nxf6+ Nxf6 17. Qxf7+ Kh8 18. Bxd4 cxd4 19. Rd3 Qa5 20. Rg3 *", + "Moves": "e8e1 h1e1 a5e1", + "MovesSAN": "Re1+ Rxe1 Qxe1#", + "Themes": "mate mateIn2 middlegame queensideAttack short" + }, + { + "FEN": "r3k3/ppq2pp1/4p1r1/3p4/3P4/2P2NPp/PPQN4/R3R1K1 b q - 0 21", + "PGN": "1. e4 c6 2. Bc4 d5 3. exd5 cxd5 4. Bb3 Bf5 5. d4 Nf6 6. c3 e6 7. Ne2 Bd6 8. Ng3 Bg6 9. O-O Nbd7 10. Bc2 Qc7 11. Bg5 Bxc2 12. Qxc2 h5 13. Bxf6 Nxf6 14. Re1 h4 15. Nf1 Rh6 16. Nbd2 Rg6 17. Nf3 h3 18. g3 Ne4 19. N1d2 Nxg3 20. fxg3 Bxg3 21. hxg3 *", + "Moves": "c7g3 g1f1 g3g2", + "MovesSAN": "Qxg3+ Kf1 Qg2#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "k2r4/1pR3pp/pP6/3p3q/6nP/6P1/P1R5/5bK1 w - - 0 28", + "PGN": "1. Nf3 d5 2. d4 Nf6 3. g3 Bg4 4. Bg2 e6 5. O-O c5 6. c4 Nc6 7. cxd5 Nxd5 8. Nc3 Be7 9. Nxd5 exd5 10. dxc5 Bxc5 11. Bg5 f6 12. Qc2 Bxf2+ 13. Rxf2 fxg5 14. Nxg5 Qxg5 15. Rd1 O-O-O 16. Qa4 Rhe8 17. h4 Qh5 18. Rc1 Bxe2 19. b4 Kb8 20. b5 Ne5 21. b6 a6 22. Rc7 Bb5 23. Qd4 Ng4 24. Qf4 Ka8 25. Rfc2 Re1+ 26. Bf1 Rxf1+ 27. Qxf1 Bxf1 *", + "Moves": "c7c8 d8c8 c2c8", + "MovesSAN": "Rc8+ Rxc8 Rxc8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "8/2p4k/4bB2/8/p1p1PK2/P4PQ1/1P5q/8 b - - 6 42", + "PGN": "1. d4 Nf6 2. c4 e6 3. g3 d5 4. Nf3 Be7 5. Bg2 O-O 6. O-O dxc4 7. Ne5 Nc6 8. Bxc6 bxc6 9. Nxc6 Qe8 10. Nxe7+ Qxe7 11. Qa4 e5 12. dxe5 Qxe5 13. Nc3 Be6 14. Bf4 Qh5 15. f3 Rfb8 16. Qc2 Nd5 17. Nxd5 Qxd5 18. e4 Qb5 19. Rf2 Rb7 20. Be3 a5 21. Bd4 h6 22. Bc3 Rd8 23. Rd1 Rbb8 24. Rfd2 Rxd2 25. Qxd2 a4 26. a3 f6 27. Kg2 Qc6 28. Qd4 Rf8 29. h4 Kh7 30. g4 Rf7 31. Qe3 Rd7 32. Rd4 Rxd4 33. Bxd4 Qb5 34. Bc3 Qb3 35. g5 Qc2+ 36. Kg3 hxg5 37. hxg5 Qd1 38. gxf6 gxf6 39. Bxf6 Qf1 40. Qg5 Qh3+ 41. Kf4 Qh2+ 42. Qg3 *", + "Moves": "h2d2 f4e5 d2d6", + "MovesSAN": "Qd2+ Ke5 Qd6#", + "Themes": "endgame master mate mateIn2 short" + }, + { + "FEN": "r1b2qk1/ppp2ppp/3p4/6Pn/5Q2/1BP5/P1P2P1P/4R1K1 w - - 1 20", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. d4 Nd6 6. Ba4 exd4 7. Re1+ Be7 8. Nxd4 Nxd4 9. Qxd4 O-O 10. Bd2 Re8 11. Bc3 Bf6 12. Rxe8+ Nxe8 13. Qf4 Qe7 14. Na3 Bxc3 15. bxc3 Qxa3 16. Bb3 Nf6 17. Re1 Qf8 18. g4 d6 19. g5 Nh5 *", + "Moves": "f4f7 f8f7 e1e8", + "MovesSAN": "Qxf7+ Qxf7 Re8#", + "Themes": "fork mate mateIn2 middlegame pin sacrifice short" + }, + { + "FEN": "8/4k3/8/3R4/5Pn1/r6P/6P1/6K1 b - - 0 38", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 d6 6. h3 O-O 7. Bg5 Be6 8. Nbd2 Bxc4 9. Nxc4 h6 10. Bh4 b5 11. Na3 g5 12. Nxg5 hxg5 13. Bxg5 Kg7 14. Nxb5 Qb8 15. Bxf6+ Kxf6 16. Qf3+ Ke7 17. a4 a6 18. d4 exd4 19. cxd4 axb5 20. dxc5 bxa4 21. cxd6+ cxd6 22. O-O Ne5 23. Qf5 Qc8 24. Qg5+ f6 25. Qd2 Rg8 26. Rfd1 Nf7 27. Qd3 Qa6 28. e5 Qxd3 29. exf6+ Kxf6 30. Rxd3 Ne5 31. Rxd6+ Ke7 32. Rad1 a3 33. bxa3 Rxa3 34. Kh2 Rh8 35. R6d5 Rh5 36. f4 Ng4+ 37. Kg1 Rxd5 38. Rxd5 *", + "Moves": "a3a1 d5d1 a1d1", + "MovesSAN": "Ra1+ Rd1 Rxd1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r5k1/ppp2rp1/7Q/5N2/4p3/7P/PPP2q2/1K4R1 w - - 0 29", + "PGN": "1. e4 e6 2. d4 Nf6 3. Nc3 Bb4 4. e5 Nd5 5. Bd2 O-O 6. Nf3 Nb6 7. Bd3 d5 8. exd6 Bxd6 9. Ng5 f5 10. Qh5 h6 11. Nf3 Qf6 12. h3 Nc6 13. g4 Nxd4 14. Nxd4 Qxd4 15. O-O-O Bf4 16. gxf5 Bxd2+ 17. Rxd2 Qe5 18. Rg1 Rf7 19. Qg6 exf5 20. Re2 Qf4+ 21. Kb1 Bd7 22. Nd1 Nc4 23. Bxc4 Qxc4 24. Ree1 Bc6 25. Qxh6 Be4 26. Rxe4 fxe4 27. Ne3 Qe2 28. Nf5 Qxf2 *", + "Moves": "g1g7 f7g7 h6g7", + "MovesSAN": "Rxg7+ Rxg7 Qxg7#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "4r3/1pp2p2/p1b2R2/4P1k1/2P3p1/6P1/P2r1KP1/2B5 w - - 0 34", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Nb4 6. Nc3 h6 7. Nge4 Nbxd5 8. Nxf6+ Nxf6 9. Qe2 Bd6 10. d4 O-O 11. dxe5 Re8 12. f4 Bg4 13. Qf2 Bb4 14. O-O Bxc3 15. bxc3 Ne4 16. Qe3 Nd6 17. Bd3 Nf5 18. Bxf5 Bxf5 19. Ba3 Bxc2 20. Rf2 Ba4 21. Rb1 Bc6 22. Rd2 Qh4 23. Rbd1 Qg4 24. Qg3 Qxg3 25. hxg3 a6 26. Kf2 g5 27. c4 g4 28. Rh1 Kg7 29. Bb2 Kg6 30. f5+ Kxf5 31. Rxh6 Rad8 32. Rf6+ Kg5 33. Bc1 Rxd2+ *", + "Moves": "c1d2 g5h5 f6h6", + "MovesSAN": "Bxd2+ Kh5 Rh6#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r1b1r1k1/pp2bp1n/2p4Q/6N1/2Pq4/8/PP3PPP/R4RK1 w - - 0 19", + "PGN": "1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Nc3 c6 5. e3 Bd6 6. Be2 O-O 7. O-O Re8 8. Qc2 Nbd7 9. e4 dxe4 10. Nxe4 Nxe4 11. Qxe4 Nf6 12. Qh4 Be7 13. Bd3 h6 14. Bxh6 gxh6 15. Qxh6 e5 16. Ng5 e4 17. Bxe4 Qxd4 18. Bh7+ Nxh7 *", + "Moves": "h6h7 g8f8 h7f7", + "MovesSAN": "Qxh7+ Kf8 Qxf7#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "6R1/2r2p1p/p5p1/P7/1p1QP1P1/1P3PkP/8/6K1 b - - 0 38", + "PGN": "1. d4 e6 2. c4 g6 3. Nc3 Bg7 4. e4 a6 5. Be3 d5 6. cxd5 exd5 7. Nxd5 Ne7 8. Nc3 O-O 9. Bc4 b5 10. Bb3 Bb7 11. f3 Nec6 12. Nge2 Na5 13. O-O Nxb3 14. Qxb3 Nc6 15. a4 Bxd4 16. Nxd4 Nxd4 17. Bxd4 Qxd4+ 18. Kh1 b4 19. Rfd1 Qb6 20. a5 Qc5 21. Nd5 Bxd5 22. Rxd5 Qe7 23. Rad1 c5 24. Qc4 Rfc8 25. b3 Qf6 26. Rxc5 Rcb8 27. h3 Ra7 28. Rc8+ Rxc8 29. Qxc8+ Kg7 30. Rd8 Qa1+ 31. Kh2 Qe5+ 32. Kg1 Rc7 33. Rg8+ Kh6 34. Qf8+ Kh5 35. g4+ Kh4 36. Qd8+ Kg3 37. Qd1 Qd4+ 38. Qxd4 *", + "Moves": "c7c1 d4d1 c1d1", + "MovesSAN": "Rc1+ Qd1 Rxd1#", + "Themes": "endgame mate mateIn2 queenRookEndgame short" + }, + { + "FEN": "3r1rk1/1pp2pp1/p6p/P3p3/1BB5/2KP2NP/1R3PP1/q2bQ2R b - - 2 26", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Bb4+ 5. c3 Ba5 6. h3 h6 7. b4 Bb6 8. a4 a6 9. Qe2 d6 10. a5 Ba7 11. Nbd2 O-O 12. Nf1 d5 13. Bb3 d4 14. cxd4 Bxd4 15. Rb1 Nxb4 16. Nxd4 Qxd4 17. Bc4 Qc3+ 18. Bd2 Nc2+ 19. Kd1 Qa3 20. Kxc2 Bd7 21. Rb2 Rad8 22. Bb4 Qa1 23. Ng3 Ba4+ 24. Kc3 Nxe4+ 25. Qxe4 Bd1 26. Qe1 *", + "Moves": "a1c1 b2c2 c1c2", + "MovesSAN": "Qc1+ Rc2 Qxc2#", + "Themes": "master mate mateIn2 middlegame short" + }, + { + "FEN": "6kr/pp4pp/1bp3q1/4P2n/4B3/7P/PPP4K/R2Q1R2 b - - 0 23", + "PGN": "1. e4 e5 2. Nc3 Nf6 3. g3 Bc5 4. Bg2 d6 5. h3 c6 6. Nge2 d5 7. exd5 Nxd5 8. d3 Nxc3 9. Nxc3 Qf6 10. O-O Qg6 11. Ne4 Bb6 12. Kh2 Nd7 13. f4 exf4 14. Bxf4 Nf6 15. Nd6+ Kf8 16. Ne4 Nh5 17. Bd6+ Kg8 18. g4 f5 19. gxf5 Bxf5 20. Be5 Re8 21. d4 Rxe5 22. dxe5 Bxe4 23. Bxe4 *", + "Moves": "g6g3 h2h1 g3h3", + "MovesSAN": "Qg3+ Kh1 Qxh3#", + "Themes": "deflection mate mateIn2 middlegame short" + }, + { + "FEN": "2r3rk/6p1/p3p1Qp/1p2qp2/8/P1P4R/6PP/3R2K1 w - - 0 29", + "PGN": "1. d4 d5 2. c4 e6 3. Nf3 h6 4. e3 Nf6 5. Nc3 Bb4 6. Bd2 c5 7. a3 Bxc3 8. Bxc3 cxd4 9. exd4 Ne4 10. Qc2 Nc6 11. Bd3 Nxc3 12. bxc3 dxc4 13. Bxc4 O-O 14. O-O a6 15. Rfd1 Qc7 16. Qe2 Kh8 17. Rab1 b5 18. Bd3 Re8 19. Be4 Bb7 20. Ne5 Nxe5 21. Bxb7 Qxb7 22. dxe5 Rg8 23. f4 Rac8 24. Rd3 f6 25. Qg4 Qe4 26. Rbd1 f5 27. Qg6 Qxf4 28. Rh3 Qxe5 *", + "Moves": "h3h6 g7h6 g6h6", + "MovesSAN": "Rxh6+ gxh6 Qxh6#", + "Themes": "endgame mate mateIn2 sacrifice short" + }, + { + "FEN": "Qn2kr2/p2p2p1/q2Pp3/2p4p/8/2N5/PPP2nPP/R1B3KR b - - 0 16", + "PGN": "1. d4 Nf6 2. Nc3 c5 3. d5 b5 4. Nxb5 Ba6 5. Nc3 e6 6. d6 Qb6 7. e4 Bxf1 8. Kxf1 Bxd6 9. Nf3 Ng4 10. Ng5 Qa6+ 11. Kg1 h5 12. Nxf7 Kxf7 13. Qf3+ Ke8 14. e5 Rf8 15. Qxa8 Nxf2 16. exd6 *", + "Moves": "f2h3 g2h3 a6f1", + "MovesSAN": "Nh3+ gxh3 Qf1#", + "Themes": "kingsideAttack mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "5r2/p1p2pk1/1p6/4NB2/8/2P1n1P1/PP6/6RK b - - 0 30", + "PGN": "1. e4 e5 2. f4 exf4 3. Nf3 d6 4. d4 Nc6 5. Bxf4 Bg4 6. c3 Nf6 7. Bd3 Be7 8. Nbd2 O-O 9. O-O Re8 10. Qb3 Rb8 11. Ng5 Rf8 12. h3 h6 13. hxg4 hxg5 14. Bxg5 Nxg4 15. Bxe7 Qxe7 16. Rf4 Qh4 17. Nf3 Qf2+ 18. Kh1 Ne3 19. Rg1 b6 20. Qb5 Ne7 21. Qg5 Ng6 22. Rf6 gxf6 23. Qxf6 Rbe8 24. Qg5 Kg7 25. e5 dxe5 26. dxe5 Rxe5 27. Nxe5 Qh4+ 28. Qxh4 Nxh4 29. g3 Nhf5 30. Bxf5 *", + "Moves": "f8h8 f5h3 h8h3", + "MovesSAN": "Rh8+ Bh3 Rxh3#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "8/8/4PPR1/8/1b3kPK/r7/7P/8 b - - 2 51", + "PGN": "1. d4 Nf6 2. Nf3 d5 3. g3 e6 4. Bg2 Be7 5. O-O O-O 6. c4 Nbd7 7. Nc3 c6 8. Ne5 Nxe5 9. dxe5 Nd7 10. cxd5 cxd5 11. f4 Qb6+ 12. Kh1 f5 13. exf6 Nxf6 14. e4 d4 15. Na4 Qb5 16. e5 Ng4 17. Qxg4 Qxa4 18. b3 Qa6 19. Bb2 Rd8 20. Rfd1 d3 21. Be4 Bd7 22. Qh5 h6 23. Qg6 Bc6 24. Qxe6+ Kh8 25. Bxc6 Qxc6+ 26. Qxc6 bxc6 27. Rac1 Rac8 28. Rc4 d2 29. Bc3 Rd3 30. Rxd2 Re3 31. Kg2 h5 32. Rd7 Ba3 33. e6 Rg8 34. Rxc6 a5 35. Rcc7 Kh7 36. Rxg7+ Rxg7 37. Rxg7+ Kh6 38. Ra7 Rxc3 39. Rxa5 Bb4 40. Rb5 Be7 41. a4 Rc2+ 42. Kh3 Kg6 43. a5 Kf6 44. Rxh5 Ra2 45. b4 Bxb4 46. f5 Bxa5 47. g4 Bb4 48. Rh6+ Kg5 49. Rg6+ Kf4 50. f6 Ra3+ 51. Kh4 *", + "Moves": "b4e1 h4h5 a3h3", + "MovesSAN": "Be1+ Kh5 Rh3#", + "Themes": "endgame master mate mateIn2 short" + }, + { + "FEN": "r4rk1/2p5/3bpqp1/1Q5p/p6n/P6P/BPPB1PP1/3RR1K1 b - - 0 27", + "PGN": "1. d4 d5 2. Nc3 e6 3. a3 Nf6 4. Nf3 Nc6 5. e3 Be7 6. Bb5 Bd7 7. O-O O-O 8. Re1 Ne4 9. Bd2 Nxc3 10. Bxc3 a6 11. Ba4 b5 12. Bb3 Bd6 13. Qd2 Ne7 14. h3 Ng6 15. e4 Bf4 16. Qd3 dxe4 17. Rxe4 Bc6 18. Ree1 Bxf3 19. Qxf3 Bd6 20. Rad1 Nh4 21. Qg4 g6 22. Bd2 h5 23. Qe2 a5 24. d5 a4 25. Ba2 Qf6 26. dxe6 fxe6 27. Qxb5 *", + "Moves": "f6f2 g1h1 f2g2", + "MovesSAN": "Qxf2+ Kh1 Qxg2#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "r5rk/p1p4p/2pp4/2b1ppQ1/4P3/2NP1q1P/PPP2P1K/6R1 w - - 4 19", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Nc3 Bc5 4. Bb5 Nf6 5. d3 d6 6. O-O Bg4 7. h3 Bh5 8. Bg5 O-O 9. Bxc6 bxc6 10. Bxf6 Qxf6 11. Qd2 Bxf3 12. gxf3 Qxf3 13. Kh2 f5 14. Rg1 Qh5 15. Rg5 Qf3 16. Rxg7+ Kxg7 17. Qg5+ Kh8 18. Rg1 Rg8 *", + "Moves": "g5f6 g8g7 f6g7", + "MovesSAN": "Qf6+ Rg7 Qxg7#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "8/p3R1pk/4R2P/3pP1K1/4r1p1/P5P1/2p1r3/8 w - - 0 49", + "PGN": "1. d4 d5 2. Nf3 Nf6 3. Bg5 Bg4 4. e3 e6 5. Nbd2 Be7 6. Bd3 Nbd7 7. O-O c5 8. c3 c4 9. Bc2 h6 10. Bh4 O-O 11. Qe1 Nh5 12. Bg3 Nxg3 13. fxg3 Nf6 14. e4 b5 15. e5 Nh7 16. h3 Bh5 17. g4 Bg6 18. Qd1 Ng5 19. Nh2 Bxc2 20. Qxc2 b4 21. cxb4 Bxb4 22. a3 Bxd2 23. Qxd2 Ne4 24. Qe3 Qg5 25. Qxg5 Nxg5 26. Nf3 Rab8 27. Nxg5 hxg5 28. Rf2 Rb7 29. Rc1 Rfb8 30. Rcc2 Kh7 31. Kh2 Kg6 32. g3 Rb3 33. h4 Rd3 34. h5+ Kh6 35. Rxf7 Rxd4 36. Re7 Rb6 37. Rf2 Rxg4 38. Kh3 Re4 39. Rff7 g4+ 40. Kh4 Rxb2 41. Rxe6+ Kh7 42. Kg5 Rbe2 43. Rfe7 Kg8 44. Re8+ Kh7 45. R6e7 Rg2 46. Re6 Rge2 47. R8e7 c3 48. h6 c2 *", + "Moves": "e7g7 h7h8 e6e8", + "MovesSAN": "Rxg7+ Kh8 Re8#", + "Themes": "endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "6k1/6p1/2q1p1P1/5p1p/7P/4P1Q1/1P6/6K1 w - - 19 47", + "PGN": "1. e4 e6 2. Nf3 d5 3. Nc3 dxe4 4. Nxe4 Bd7 5. d4 Bc6 6. Ng3 Nf6 7. Be3 h6 8. Bc4 Bd6 9. c3 O-O 10. Qc2 Nbd7 11. O-O-O Nb6 12. Bd3 a5 13. Ne4 Nxe4 14. Bxe4 Bxe4 15. Qxe4 Nc4 16. g4 Nxe3 17. fxe3 b5 18. h4 a4 19. Rhg1 Qe7 20. g5 h5 21. g6 f5 22. Qd3 b4 23. c4 b3 24. axb3 axb3 25. c5 Bxc5 26. Qxb3 Ra1+ 27. Kc2 Rxd1 28. Kxd1 Bd6 29. Ke2 c5 30. Rg5 Rb8 31. Qc3 cxd4 32. Nxd4 Be5 33. Nc6 Qxg5 34. Qxe5 Qg2+ 35. Kd3 Rb3+ 36. Kc4 Qxc6+ 37. Kxb3 Qb6+ 38. Kc3 Qc6+ 39. Kd2 Qd7+ 40. Ke2 Qe8 41. Qg3 Qb5+ 42. Kf3 Qc6+ 43. Kf2 Qc2+ 44. Kg1 Qc8 45. Qe5 Qe8 46. Qg3 Qc6 *", + "Moves": "g3b8 c6c8 b8c8", + "MovesSAN": "Qb8+ Qc8 Qxc8#", + "Themes": "endgame mate mateIn2 queenEndgame short" + }, + { + "FEN": "r4rk1/3b1ppp/5b2/4pP2/1qNpP3/1R1Q1B2/P1R3PP/7K b - - 0 24", + "PGN": "1. e4 c5 2. f4 e6 3. Nf3 Nc6 4. Be2 Nf6 5. d3 e5 6. f5 Nd4 7. O-O d5 8. Nxd4 cxd4 9. Bg5 Be7 10. Bxf6 Bxf6 11. Nd2 Qb6 12. b3 Bd7 13. Rc1 Bc6 14. Bf3 dxe4 15. dxe4 O-O 16. Nc4 Qc5 17. Kh1 b5 18. Na5 Bd7 19. c4 bxc4 20. Nxc4 Qb4 21. Rc2 a5 22. Qd3 a4 23. Rb1 axb3 24. Rxb3 *", + "Moves": "b4e1 d3f1 e1f1", + "MovesSAN": "Qe1+ Qf1 Qxf1#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "r1b2rk1/pppp1ppp/3b4/4nN2/4Pq2/2P2N2/PP2BPPP/R2Q1RK1 b - - 1 13", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. c3 Qf6 6. Be3 Nge7 7. Bd3 O-O 8. O-O Bd6 9. Nd2 Ne5 10. Be2 N7g6 11. N2f3 Nf4 12. Bxf4 Qxf4 13. Nf5 *", + "Moves": "e5f3 g2f3 f4h2", + "MovesSAN": "Nxf3+ gxf3 Qxh2#", + "Themes": "kingsideAttack mate mateIn2 opening short" + }, + { + "FEN": "k3N1r1/pp2Q2p/1p5q/8/2nP4/2P3B1/PP1R2PP/2K1R3 b - - 0 31", + "PGN": "1. e4 e5 2. Nc3 Nf6 3. f4 Bc5 4. d3 exf4 5. e5 Ng8 6. Nf3 d5 7. d4 Bb6 8. Qe2 Bg4 9. Bxf4 Nc6 10. O-O-O g5 11. Bg3 Qe7 12. Nxd5 Qd7 13. Qb5 O-O-O 14. Nxb6+ cxb6 15. Qc4 Be6 16. Qc3 Bd5 17. Bc4 Nge7 18. Bxd5 Nxd5 19. Qb3 Na5 20. Qd3 Nb4 21. Qa3 Qc6 22. c3 Nd5 23. Rhe1 Kb8 24. Nxg5 Rhg8 25. Nxf7 Rdf8 26. e6+ Ka8 27. e7 Re8 28. Nd6 Nxe7 29. Nxe8 Qh6+ 30. Rd2 Nc4 31. Qxe7 *", + "Moves": "h6d2 c1b1 d2b2", + "MovesSAN": "Qxd2+ Kb1 Qxb2#", + "Themes": "mate mateIn2 middlegame queensideAttack short" + }, + { + "FEN": "6k1/5ppp/R7/1p1pr3/1P1p4/PP3P2/6PP/6K1 w - - 0 28", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nxd4 5. Qxd4 Qa5+ 6. Nc3 Nf6 7. Bc4 e6 8. O-O Bc5 9. Qd3 O-O 10. a3 Qb6 11. b4 Bd4 12. Na4 Qd6 13. Bb2 e5 14. Bxd4 Qxd4 15. Qxd4 exd4 16. f3 a6 17. Nc5 b5 18. Bb3 d6 19. Nd3 Be6 20. Rac1 Bxb3 21. cxb3 Rac8 22. Rfd1 Rxc1 23. Rxc1 d5 24. e5 Nd7 25. Rc6 Re8 26. Rxa6 Nxe5 27. Nxe5 Rxe5 *", + "Moves": "a6a8 e5e8 a8e8", + "MovesSAN": "Ra8+ Re8 Rxe8#", + "Themes": "backRankMate endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "1r4k1/4Rpp1/2p4p/p2q4/Pr1p4/1P6/2Q2PPP/4R1K1 w - - 2 29", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. Bc4 e6 4. O-O d5 5. exd5 exd5 6. Re1+ Be7 7. Bb5 Bd7 8. Bxc6 Bxc6 9. d4 cxd4 10. Nxd4 Nf6 11. Bg5 O-O 12. Nc3 Ne4 13. Nxc6 bxc6 14. Nxe4 Bxg5 15. Ng3 Bf6 16. c3 Rb8 17. Rb1 Re8 18. Nf5 Qd7 19. Nd4 Bxd4 20. cxd4 h6 21. Qc2 Rb7 22. a4 a5 23. Qc3 Rb4 24. b3 Reb8 25. Qc2 Rxd4 26. Re3 Rdb4 27. Rbe1 d4 28. Re7 Qd5 *", + "Moves": "e7e8 b8e8 e1e8", + "MovesSAN": "Re8+ Rxe8 Rxe8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r5k1/5pp1/4p3/p3q2p/8/3R4/4rPPP/1Q1R2K1 w - - 0 28", + "PGN": "1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 cxd4 6. Qxd4 Nc6 7. Qd2 Ba5 8. Nf3 d4 9. b4 Nxb4 10. axb4 Bxb4 11. Nxd4 Ne7 12. Bb5+ Bd7 13. Bxd7+ Qxd7 14. Ba3 Bxa3 15. Rxa3 O-O 16. O-O Rfc8 17. Nce2 Nd5 18. Rfa1 b5 19. Qa5 b4 20. Rd3 Qe7 21. Nf5 Qg5 22. Ne3 Nxe3 23. Rxe3 Rxc2 24. Rd3 Rxe2 25. Rad1 h5 26. Qxb4 Qxe5 27. Qb1 a5 *", + "Moves": "d3d8 a8d8 d1d8", + "MovesSAN": "Rd8+ Rxd8 Rxd8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "2rk1r2/1R3ppp/5n2/1B1p4/Q2Pn1b1/4P1N1/5PPP/1N2K2R b K - 2 17", + "PGN": "1. b4 e5 2. b5 Nf6 3. a4 c6 4. Ba3 cxb5 5. Bxf8 Rxf8 6. axb5 d5 7. e3 Be6 8. Ne2 Nbd7 9. Ng3 Qb6 10. Be2 Qxb5 11. Bxb5 Rc8 12. c3 Kd8 13. Rxa7 Nc5 14. d4 exd4 15. cxd4 Nce4 16. Rxb7 Bg4 17. Qa4 *", + "Moves": "c8c1 a4d1 c1d1", + "MovesSAN": "Rc1+ Qd1 Rxd1#", + "Themes": "fork mate mateIn2 middlegame short" + }, + { + "FEN": "3rq3/p5pk/6Np/2p2Q2/4P3/1p2PR1P/1b4P1/6K1 w - - 4 33", + "PGN": "1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. e3 e6 5. Nf3 Nbd7 6. Bd3 dxc4 7. Bxc4 b5 8. Bd3 Bb7 9. O-O Bd6 10. e4 e5 11. dxe5 Nxe5 12. Nxe5 Bxe5 13. Bg5 O-O 14. Qc2 h6 15. Be3 Ng4 16. h3 Nxe3 17. fxe3 Qb6 18. Rf3 Rad8 19. a4 b4 20. Ne2 c5 21. Bc4 Qg6 22. Bd3 Qd6 23. Rd1 Ba6 24. Nc1 Bxd3 25. Rxd3 Qc6 26. Qc4 Bxb2 27. Rxd8 Rxd8 28. Qxf7+ Kh8 29. Ne2 Qxa4 30. Nf4 b3 31. Ng6+ Kh7 32. Qf5 Qe8 *", + "Moves": "g6f8 h7g8 f5h7", + "MovesSAN": "Nf8+ Kg8 Qh7#", + "Themes": "doubleCheck endgame mate mateIn2 short" + }, + { + "FEN": "8/1p3R2/5R2/3P3p/Pr6/4Npk1/8/7K b - - 3 45", + "PGN": "1. d4 d6 2. c4 c6 3. Nc3 Qc7 4. e4 e5 5. d5 h6 6. f4 Nf6 7. Nf3 Be7 8. Be2 a5 9. a4 Nbd7 10. h3 O-O 11. O-O Re8 12. fxe5 dxe5 13. Be3 Nh5 14. Qe1 Nf4 15. Nh4 Nxe2+ 16. Nxe2 Nc5 17. Qf2 f6 18. Bxc5 cxd5 19. Bxe7 Rxe7 20. cxd5 Qc2 21. Nc3 Qb3 22. Qc5 Rf7 23. Nb5 Bxh3 24. gxh3 Qxh3 25. Ng2 Qg4 26. Nd6 Rd7 27. b4 Rad8 28. Nf5 Qxe4 29. Qxa5 g6 30. Nfe3 f5 31. Rae1 f4 32. Ng4 Qd4+ 33. Kh1 Rd6 34. Rxe5 f3 35. N2e3 h5 36. Nf6+ Rxf6 37. Qxd8+ Kg7 38. Re7+ Kh6 39. Qh8+ Kg5 40. Rg1+ Kh4 41. Qh6 Qf4 42. Qxf4+ Rxf4 43. Rxg6 Rxb4 44. Rf6 Kg3 45. Ref7 *", + "Moves": "b4b1 e3f1 b1f1", + "MovesSAN": "Rb1+ Nf1+ Rxf1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "5k2/pp3r2/4pN2/3pP1R1/2pP1n2/P1P2r2/8/6K1 w - - 0 46", + "PGN": "1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Qb6 5. Nf3 Nc6 6. a3 c4 7. Be2 Na5 8. Nbd2 Bd7 9. O-O Ne7 10. h3 Nc8 11. Nh2 Qc7 12. g4 Nb6 13. f4 Ba4 14. Qe1 O-O-O 15. f5 Be7 16. Qg3 h5 17. gxh5 g6 18. fxg6 fxg6 19. hxg6 Rdg8 20. Rf7 Be8 21. Ng4 Bxf7 22. gxf7 Rg7 23. Qf4 Rf8 24. Kh2 Rgxf7 25. Qg3 Rh8 26. Nf3 Rfh7 27. Ng1 Nb3 28. Rb1 Na4 29. Bf4 Bh4 30. Qg2 Qf7 31. Bg3 Bxg3+ 32. Qxg3 Qf5 33. Rf1 Qe4 34. Qf3 Qxf3 35. Rxf3 Nxb2 36. Rf6 Kd7 37. Rg6 Ke7 38. Nf6 Rf7 39. Bg4 Nd3 40. Nf3 Nf4 41. Rg5 Nd2 42. Ng8+ Kf8 43. Nf6 Nxf3+ 44. Bxf3 Rxh3+ 45. Kg1 Rxf3 *", + "Moves": "g5g8 f8e7 g8e8", + "MovesSAN": "Rg8+ Ke7 Re8#", + "Themes": "endgame hookMate mate mateIn2 short" + }, + { + "FEN": "4rk1r/2p2ppp/p1p5/4N3/3P2n1/2N4q/PPP5/R1B1Q1K1 w - - 1 20", + "PGN": "1. e4 d5 2. exd5 Nf6 3. Nc3 e6 4. dxe6 Bxe6 5. Nf3 Bc5 6. h3 Nc6 7. Bb5 Qd7 8. O-O a6 9. Ba4 Bxh3 10. Bxc6 bxc6 11. Re1+ Kf8 12. Ne5 Qf5 13. gxh3 Bxf2+ 14. Kh2 Qf4+ 15. Kg2 Qg3+ 16. Kf1 Bxe1 17. Qxe1 Qxh3+ 18. Kg1 Re8 19. d4 Ng4 *", + "Moves": "e5d7 f8g8 e1e8", + "MovesSAN": "Nd7+ Kg8 Qxe8#", + "Themes": "deflection discoveredAttack mate mateIn2 middlegame short" + }, + { + "FEN": "6k1/2p3p1/6Np/1p2pP2/4n3/r1PR3P/2n3P1/6K1 w - - 0 33", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. O-O d6 5. h3 Be6 6. Bb5 a6 7. Ba4 b5 8. Bb3 Bxb3 9. axb3 h6 10. c3 Nf6 11. Re1 O-O 12. b4 Bb6 13. d3 Qc8 14. Nbd2 Ne7 15. Nf1 Ng6 16. Ng3 a5 17. bxa5 Rxa5 18. Rxa5 Bxa5 19. b4 Bb6 20. Nf5 Qe6 21. Qc2 Ra8 22. Be3 Bxe3 23. fxe3 d5 24. Qb3 dxe4 25. Qxe6 fxe6 26. dxe4 exf5 27. exf5 Ne7 28. e4 Nc6 29. Nh4 Ra3 30. Re3 Nxb4 31. Ng6 Nc2 32. Rd3 Nxe4 *", + "Moves": "d3d8 g8f7 d8f8", + "MovesSAN": "Rd8+ Kf7 Rf8#", + "Themes": "endgame hookMate mate mateIn2 short" + }, + { + "FEN": "8/5p1p/6p1/6Pk/q4P2/3PQ2P/2r5/6K1 w - - 0 34", + "PGN": "1. e4 c5 2. Nc3 Nc6 3. f4 e6 4. Nf3 Bd6 5. Bc4 Be7 6. O-O a6 7. a4 Nf6 8. d3 d5 9. exd5 exd5 10. Ba2 Bg4 11. h3 Bxf3 12. Qxf3 Nd4 13. Qf2 O-O 14. Be3 Nf5 15. Bxc5 d4 16. Bxe7 Qxe7 17. Nd5 Nxd5 18. Bxd5 Qd6 19. Be4 Ne3 20. Bxb7 Rab8 21. Bf3 Nxf1 22. Rxf1 Rxb2 23. Rc1 Re8 24. Be4 g6 25. g4 Rc8 26. Bb7 Rc7 27. Bxa6 Qxa6 28. Qxd4 Rbxc2 29. Rxc2 Rxc2 30. Qd8+ Kg7 31. Qd4+ Kh6 32. g5+ Kh5 33. Qe3 Qxa4 *", + "Moves": "e3f3 h5h4 f3g4", + "MovesSAN": "Qf3+ Kh4 Qg4#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "8/pRp2pkp/4p1p1/2P1N3/r1PPn3/4P3/6PP/6K1 b - - 5 26", + "PGN": "1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. exd5 Qxd5 5. a3 Bxc3+ 6. bxc3 Nf6 7. c4 Qe4+ 8. Be3 Bd7 9. Nf3 Ba4 10. Bd3 Qc6 11. O-O Nbd7 12. Qb1 O-O 13. Qb2 Qb6 14. Rab1 Qxb2 15. Rxb2 Nb6 16. c5 Nbd5 17. Rxb7 Rfb8 18. Rxb8+ Rxb8 19. c4 Nxe3 20. fxe3 Rb3 21. Bc2 Rxa3 22. Rb1 g6 23. Bxa4 Rxa4 24. Rb8+ Kg7 25. Ne5 Ne4 26. Rb7 *", + "Moves": "a4a1 b7b1 a1b1", + "MovesSAN": "Ra1+ Rb1 Rxb1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r7/8/1p4p1/1Pb2k1p/p3RP1B/5P2/6KP/8 w - - 0 41", + "PGN": "1. d4 d5 2. Nf3 Nf6 3. Bf4 c6 4. e3 Bg4 5. Be2 Bd7 6. c4 Bg4 7. Qb3 Qb6 8. Nc3 e6 9. c5 Qxb3 10. axb3 Nbd7 11. O-O Be7 12. b4 O-O 13. b5 Ne4 14. Rfe1 Nxc3 15. bxc3 Bxf3 16. gxf3 e5 17. Bg3 f5 18. dxe5 Bxc5 19. f4 Bb6 20. c4 Nc5 21. cxd5 cxd5 22. Red1 Rad8 23. Bf3 Ne4 24. Rd3 d4 25. exd4 Rxd4 26. Rxd4 Bxd4 27. Rd1 Bc5 28. Bxe4 fxe4 29. Rd5 b6 30. e6 g6 31. Re5 Kg7 32. Rxe4 Kf6 33. e7 Re8 34. Bh4+ Kf5 35. Ra4 Bxe7 36. Bg3 Ra8 37. f3 Bc5+ 38. Kg2 h5 39. Re4 a5 40. Bh4 a4 *", + "Moves": "e4e5 f5f4 h4g3", + "MovesSAN": "Re5+ Kxf4 Bg3#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "5r1k/p3q1pp/1p1pB3/4bPpR/3p2Q1/3P2P1/PPr4P/6K1 w - - 0 24", + "PGN": "1. e4 c5 2. Nc3 Nc6 3. g3 e5 4. Bg2 Nf6 5. Nge2 Nd4 6. O-O b6 7. Nxd4 cxd4 8. Nd5 Ba6 9. Nxf6+ Qxf6 10. d3 Bc5 11. f4 O-O 12. fxe5 Qxe5 13. Bf4 Qe7 14. Qg4 Bd6 15. Bh6 Be5 16. Rf5 f6 17. Raf1 d6 18. Rh5 Bc8 19. Rff5 Bxf5 20. exf5 Rac8 21. Bd5+ Kh8 22. Be6 Rxc2 23. Bg5 fxg5 *", + "Moves": "h5h7 h8h7 g4h5", + "MovesSAN": "Rxh7+ Kxh7 Qh5#", + "Themes": "attraction kingsideAttack mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "8/8/7k/5Q2/6PK/7P/3q4/8 b - - 6 54", + "PGN": "1. d4 d5 2. c4 e6 3. Nc3 Be7 4. e4 dxe4 5. Nxe4 Nf6 6. Ng3 Nc6 7. Nf3 O-O 8. Be2 Bb4+ 9. Bd2 a5 10. Bxb4 Nxb4 11. O-O b6 12. Qb3 Bb7 13. Rfd1 Rb8 14. Rd2 Qe7 15. a3 Na6 16. Qb5 Rfd8 17. Ne5 Rd6 18. Rad1 g6 19. Bf3 Bxf3 20. Nxf3 Ra8 21. Ne5 Nb8 22. c5 Rd5 23. b4 Nfd7 24. bxa5 Rxa5 25. Nc6 Nxc6 26. Qxc6 bxc5 27. Qxc7 Rxa3 28. dxc5 Rxd2 29. Rxd2 Qxc5 30. Qxd7 Ra1+ 31. Nf1 e5 32. Rd1 Rxd1 33. Qxd1 Kg7 34. Qa1 h5 35. Nd2 f6 36. h3 Kh6 37. Ne4 Qc6 38. Qe1 g5 39. Qe3 Kg6 40. g3 Qc2 41. Kg2 Qd1 42. Qb6 Kf5 43. Qxf6+ Kxe4 44. Qxg5 Qd5 45. Qe3+ Kf5+ 46. f3 Qa2+ 47. Qf2 Qb1 48. g4+ hxg4 49. fxg4+ Kg5 50. Qe3+ Kg6 51. Qxe5 Qc2+ 52. Kg3 Qd2 53. Qf5+ Kh6 54. Kh4 *", + "Moves": "d2e1 f5f2 e1f2", + "MovesSAN": "Qe1+ Qf2 Qxf2#", + "Themes": "endgame mate mateIn2 queenEndgame short" + }, + { + "FEN": "r1r3k1/6p1/4bp1p/1R1p3Q/p2P4/4PN1P/5PPB/6K1 b - - 0 27", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Bf4 dxc4 5. a4 Nc6 6. e3 Bb4+ 7. Nc3 O-O 8. Bxc4 Nd5 9. Bxd5 exd5 10. O-O h6 11. h3 a6 12. Qc2 Be6 13. Rac1 Ba5 14. Ne5 Nb4 15. Qe2 c6 16. Qh5 f6 17. Nf3 Nd3 18. Rb1 Qd7 19. Bh2 Nxb2 20. Rxb2 Bxc3 21. Rb3 a5 22. Rxc3 Rfc8 23. Rb3 b5 24. axb5 cxb5 25. Rfb1 a4 26. Rxb5 Qxb5 27. Rxb5 *", + "Moves": "c8c1 f3e1 c1e1", + "MovesSAN": "Rc1+ Ne1 Rxe1#", + "Themes": "backRankMate mate mateIn2 middlegame short" + }, + { + "FEN": "N1bk2nr/Q2ppp1p/1p4p1/8/8/2bB4/P1P2qPP/3K3R w - - 0 20", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Be3 Bg7 6. Nc3 Qa5 7. Qd2 Qb4 8. Nd5 Qxb2 9. Nc7+ Kd8 10. Nxa8 Qxa1+ 11. Ke2 Nxd4+ 12. Bxd4 Qxd4 13. Qa5+ b6 14. Qxa7 Qxe4+ 15. Kd2 Qb4+ 16. Ke2 Qc4+ 17. Ke1 Bc3+ 18. Kd1 Qd4+ 19. Bd3 Qxf2 *", + "Moves": "a7c7 d8e8 c7c8", + "MovesSAN": "Qc7+ Ke8 Qxc8#", + "Themes": "deflection fork mate mateIn2 middlegame short" + }, + { + "FEN": "2r5/p1r1kp2/1b2b1p1/8/P3NQP1/2P5/5PK1/8 w - - 3 33", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d4 exd4 5. O-O Be7 6. Nxd4 d6 7. Qh5 g6 8. Qf3 Nf6 9. Nxc6 bxc6 10. Bh6 d5 11. exd5 cxd5 12. Bg7 Rg8 13. Bxf6 Bxf6 14. Re1+ Kf8 15. Bxd5 Rb8 16. Bc6 Bxb2 17. Re8+ Qxe8 18. Bxe8 Bxa1 19. Nd2 Kxe8 20. Qc6+ Bd7 21. Qxc7 Ke7 22. g3 Bd4 23. Nb3 Rgc8 24. Qf4 Bb6 25. Kg2 Bf5 26. c3 h5 27. h3 Kf8 28. g4 hxg4 29. hxg4 Be6 30. Nd2 Rb7 31. a4 Rbc7 32. Ne4 Ke7 *", + "Moves": "f4d6 e7e8 e4f6", + "MovesSAN": "Qd6+ Ke8 Nf6#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "1r4k1/p4ppp/4p3/2r2b2/3Q3P/Pq6/1P2BPP1/K2R3R w - - 0 24", + "PGN": "1. e4 c6 2. Nc3 d5 3. exd5 cxd5 4. d4 Nf6 5. Nf3 Bg4 6. Be2 e6 7. Bg5 Nc6 8. Qd2 Be7 9. O-O-O O-O 10. Kb1 b5 11. h4 b4 12. Na4 Ne4 13. Qe3 Rb8 14. Bxe7 Qxe7 15. Nc5 Nxc5 16. dxc5 b3 17. cxb3 Rfc8 18. a3 d4 19. Qf4 Bf5+ 20. Ka2 Qb7 21. Nxd4 Nxd4 22. Qxd4 Qxb3+ 23. Ka1 Rxc5 *", + "Moves": "d4d8 b8d8 d1d8", + "MovesSAN": "Qd8+ Rxd8 Rxd8#", + "Themes": "backRankMate mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "6rk/5p1p/4p2P/1p3q2/3p3Q/1P4R1/P1r3P1/7K w - - 0 30", + "PGN": "1. e4 e6 2. Nf3 c5 3. Nc3 Nc6 4. d4 cxd4 5. Nxd4 a6 6. Be2 Bc5 7. Nxc6 bxc6 8. O-O d5 9. exd5 cxd5 10. Be3 Bxe3 11. fxe3 Nf6 12. Qd4 O-O 13. Rf2 Bd7 14. Raf1 Rb8 15. b3 Qb6 16. Qh4 Qc5 17. Rxf6 gxf6 18. Qxf6 Qxe3+ 19. Kh1 Bb5 20. Bxb5 axb5 21. h4 d4 22. h5 Qg3 23. Ne4 Qg7 24. Qh4 Rbc8 25. h6 Qg6 26. Rf3 Kh8 27. Rg3 Qf5 28. Nf6 Rxc2 29. Ng8 Rxg8 *", + "Moves": "g3g8 h8g8 h4d8", + "MovesSAN": "Rxg8+ Kxg8 Qd8#", + "Themes": "attraction endgame mate mateIn2 short" + }, + { + "FEN": "3r4/1p2nk2/5pp1/4p3/4P3/P2R3Q/1Pq2PPP/3R2K1 b - - 0 35", + "PGN": "1. e4 c6 2. d3 d5 3. Nd2 dxe4 4. dxe4 e5 5. Ngf3 Bg4 6. Be2 Nd7 7. Nc4 Qc7 8. Bg5 f6 9. Be3 Nb6 10. Nxb6 axb6 11. O-O Bc5 12. Bxc5 bxc5 13. Nh4 Bxe2 14. Qxe2 Ne7 15. Qh5+ g6 16. Qh6 Kf7 17. a3 Rad8 18. Rad1 Rd4 19. Rfe1 Qd6 20. Rc1 Ng8 21. Qe3 Ne7 22. Nf3 Rd8 23. Nxd4 cxd4 24. Qh6 Kg8 25. Rcd1 c5 26. Rd3 c4 27. Rh3 d3 28. Qxh7+ Kf8 29. Qh8+ Kf7 30. Qh7+ Ke6 31. cxd3 cxd3 32. Rd1 Qc6 33. Re3 Qc2 34. Qh3+ Kf7 35. Rexd3 *", + "Moves": "c2d1 d3d1 d8d1", + "MovesSAN": "Qxd1+ Rxd1 Rxd1#", + "Themes": "backRankMate endgame mate mateIn2 short xRayAttack" + }, + { + "FEN": "Q7/4kr2/4pp2/5n2/2Pq1P2/3P4/6PP/2B2R1K b - - 6 35", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. Bc4 a6 4. d3 b5 5. Bb3 Bb7 6. O-O e6 7. a4 Bd6 8. axb5 axb5 9. Rxa8 Bxa8 10. Nc3 Ne5 11. Nxe5 Bxe5 12. Nxb5 h5 13. c4 h4 14. f4 Bb8 15. e5 Nh6 16. Qh5 O-O 17. Bd1 Nf5 18. Bf3 Bxf3 19. Rxf3 Qa5 20. Rf1 d6 21. exd6 Bxd6 22. Nxd6 Nxd6 23. Qxh4 Nf5 24. Qf2 f6 25. Qd2 Qc7 26. b4 Kf7 27. bxc5 Qxc5+ 28. Qf2 Qc6 29. Qf3 Qd6 30. Qh5+ g6 31. Qh7+ Ke8 32. Qxg6+ Rf7 33. Qg8+ Ke7 34. Qa8 Qd4+ 35. Kh1 *", + "Moves": "f5g3 h2g3 f7h7", + "MovesSAN": "Ng3+ hxg3 Rh7#", + "Themes": "endgame mate mateIn2 sacrifice short" + }, + { + "FEN": "r4rk1/p3ppbp/2ppb1p1/q7/4N1P1/1P2BP2/P1PQ3P/2KR1B1R b - - 0 13", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 O-O 8. Qd2 Nc6 9. Nxc6 bxc6 10. O-O-O Be6 11. g4 Qa5 12. b3 Nxe4 13. Nxe4 *", + "Moves": "a5a3 c1b1 a3b2", + "MovesSAN": "Qa3+ Kb1 Qb2#", + "Themes": "mate mateIn2 middlegame queensideAttack short" + }, + { + "FEN": "8/pp1r3p/6pk/8/2Q1P1bP/3B4/PPP2qP1/1K3R2 b - - 5 23", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 Nxd4 4. Nxd4 exd4 5. Qxd4 Qf6 6. Qc4 d6 7. Qxc7 g6 8. h4 Bh6 9. Bxh6 Nxh6 10. Nc3 Ng4 11. Bb5+ Kf8 12. O-O-O Kg7 13. Rxd6 Qxf2 14. Rf1 Qe3+ 15. Kb1 Nf2 16. Nd1 Nxd1 17. Qxf7+ Kh6 18. Rfxd1 Bg4 19. Rh1 Rad8 20. Rxd8 Rxd8 21. Bd3 Rd7 22. Qc4 Qf2 23. Rf1 *", + "Moves": "f2f1 d3f1 d7d1", + "MovesSAN": "Qxf1+ Bxf1 Rd1#", + "Themes": "backRankMate endgame mate mateIn2 sacrifice short" + }, + { + "FEN": "3r1rk1/2R1RN2/p4bpp/1p6/2n4P/8/P4PP1/6K1 w - - 0 27", + "PGN": "1. c4 c6 2. e4 d5 3. cxd5 cxd5 4. exd5 Qxd5 5. Nc3 Qd8 6. Nf3 Nc6 7. Bc4 e6 8. O-O Nf6 9. d4 g6 10. Re1 Bg7 11. d5 Na5 12. Qa4+ Bd7 13. Bb5 O-O 14. Bxd7 Nxd7 15. dxe6 Nc5 16. Qb5 Nxe6 17. Bg5 Nxg5 18. Nxg5 a6 19. Qd5 Qxd5 20. Nxd5 Nc4 21. Rac1 Nxb2 22. Rc7 b5 23. h4 Nc4 24. Ree7 h6 25. Nxf7 Rad8 26. Nf6+ Bxf6 *", + "Moves": "f7h6 g8h8 e7h7", + "MovesSAN": "Nxh6+ Kh8 Rh7#", + "Themes": "mate mateIn2 middlegame short vukovicMate" + }, + { + "FEN": "8/4Qp1k/1p4pp/3R4/6n1/P3P2P/1r3PP1/6K1 b - - 0 32", + "PGN": "1. d4 d5 2. c4 e5 3. dxe5 d4 4. Nf3 Nc6 5. a3 Bg4 6. Bg5 Be7 7. Bxe7 Ngxe7 8. Nbd2 Ng6 9. h3 Bxf3 10. Nxf3 Ngxe5 11. Nxe5 Nxe5 12. Qa4+ c6 13. Rd1 O-O 14. c5 Qe7 15. Rxd4 Qxc5 16. Qd1 Qe7 17. e3 Rfd8 18. Be2 Rxd4 19. Qxd4 c5 20. Qc3 Rd8 21. O-O Qf6 22. Qxc5 b6 23. Qc7 h6 24. Qxa7 Rd2 25. Qa8+ Kh7 26. Qe4+ g6 27. Bg4 Nd3 28. Qf3 Qe7 29. Rd1 Ne5 30. Qe4 Rxb2 31. Rd5 Nxg4 32. Qxe7 *", + "Moves": "b2b1 d5d1 b1d1", + "MovesSAN": "Rb1+ Rd1 Rxd1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r3kb2/1B3p2/p2qpp2/8/8/1Pp1B3/P1P1QP2/2KR4 b q - 0 21", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 Qc7 7. g4 h6 8. Be3 e6 9. h4 b5 10. Bf3 Bb7 11. g5 hxg5 12. hxg5 Rxh1+ 13. Bxh1 b4 14. gxf6 bxc3 15. b3 gxf6 16. Qh5 Qe7 17. O-O-O Nc6 18. e5 Nxd4 19. exd6 Qxd6 20. Bxb7 Ne2+ 21. Qxe2 *", + "Moves": "d6a3 c1b1 a3b2", + "MovesSAN": "Qa3+ Kb1 Qb2#", + "Themes": "mate mateIn2 middlegame queensideAttack short" + }, + { + "FEN": "1k1r4/1pN5/pP2Q1p1/2p1p3/4Pq2/5P2/1PP3P1/4K2R b K - 0 31", + "PGN": "1. d4 Nf6 2. Bf4 d6 3. Nc3 Nbd7 4. Nf3 c5 5. d5 g6 6. e4 Bg7 7. Qd2 O-O 8. Bh6 a6 9. a4 Rb8 10. h4 Ng4 11. Bxg7 Kxg7 12. h5 e5 13. Be2 f5 14. Ng5 Nb6 15. Bxg4 fxg4 16. hxg6 hxg6 17. Ne6+ Bxe6 18. Qh6+ Kf6 19. dxe6 Qe7 20. a5 Qxe6 21. Qh4+ Kf7 22. Qh7+ Ke8 23. axb6 Qf7 24. Qh4 d5 25. Nxd5 Rd8 26. Nc7+ Kd7 27. Rd1+ Kc8 28. Qxg4+ Kb8 29. Rxd8+ Rxd8 30. Qe6 Qf4 31. f3 *", + "Moves": "f4e3 e1f1 d8d1", + "MovesSAN": "Qe3+ Kf1 Rd1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "4r3/1pp3k1/p2q3p/8/1PB5/P3r2P/2Q3P1/5R1K w - - 0 36", + "PGN": "1. d4 d5 2. c4 Nf6 3. cxd5 Nxd5 4. e4 Nb6 5. Nf3 Bg4 6. Be2 e6 7. Nc3 Bb4 8. O-O O-O 9. a3 Be7 10. h3 Bh5 11. Be3 Nc6 12. d5 exd5 13. exd5 Bxf3 14. Bxf3 Ne5 15. Be4 Nec4 16. Bc1 Bd6 17. b3 Ne5 18. Bb2 Re8 19. Qc2 h6 20. Bh7+ Kh8 21. Bf5 Qg5 22. f4 Nf3+ 23. Rxf3 Bxf4 24. Raf1 Bd6 25. Bc1 Qe7 26. Ne4 Nxd5 27. Nxd6 Qxd6 28. Bf4 Qb6+ 29. Kh1 Nxf4 30. Rxf4 Re3 31. b4 Rae8 32. Bd3 Qe6 33. Rxf7 Qd6 34. Bc4 a6 35. Rxg7 Kxg7 *", + "Moves": "f1f7 g7h8 c2h7", + "MovesSAN": "Rf7+ Kh8 Qh7#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "2R5/kp4p1/1p2rn1p/4N3/8/7P/1r3PP1/2R3K1 w - - 2 30", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Bc5 5. O-O d6 6. c3 Be6 7. Bxe6 fxe6 8. Qb3 Qc8 9. Ng5 Nd8 10. Be3 Bb6 11. Nd2 h6 12. Ngf3 Ng4 13. Bxb6 axb6 14. d4 exd4 15. cxd4 Rf8 16. Rac1 Nc6 17. h3 Nf6 18. Rfe1 Qd7 19. d5 Na5 20. dxe6 Nxb3 21. exd7+ Kxd7 22. Nxb3 Rxa2 23. e5 dxe5 24. Nxe5+ Kc8 25. Nd4 Rxb2 26. Ne6 Re8 27. Rxc7+ Kb8 28. Rec1 Rxe6 29. Rc8+ Ka7 *", + "Moves": "c1a1 b2a2 a1a2", + "MovesSAN": "Ra1+ Ra2 Rxa2#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "Q7/8/4Rpk1/1p4p1/2p5/P1P4P/3q1rPK/8 b - - 2 48", + "PGN": "1. e4 c5 2. Bc4 Nc6 3. Nc3 e6 4. Nf3 g6 5. d3 Bg7 6. O-O Nge7 7. Bg5 a6 8. Qd2 h6 9. Be3 d6 10. h3 O-O 11. Bxh6 b5 12. Bxg7 Kxg7 13. Bb3 d5 14. exd5 exd5 15. a3 Qd6 16. Qg5 f6 17. Qd2 Be6 18. Nh2 Rad8 19. Ne2 c4 20. Ba2 Rh8 21. Rad1 Qe5 22. d4 Qg5 23. f4 Qh4 24. Rf3 Nf5 25. c3 Nd6 26. Bb1 Bf5 27. Ng3 Ne4 28. Nxe4 dxe4 29. Re3 Qxf4 30. Rf1 Qh4 31. Qe2 Rhe8 32. Re1 Re7 33. Bxe4 Rde8 34. Nf3 Qf4 35. Ne5 Nxe5 36. Bxf5 Qxf5 37. dxe5 Rxe5 38. Rxe5 Rxe5 39. Qd2 Rd5 40. Qf2 Qd7 41. Qb6 Rd6 42. Qc5 g5 43. Kh2 Kg6 44. Qf2 Rd2 45. Qb6 Rxb2 46. Re6 Rf2 47. Qxa6 Qd2 48. Qa8 *", + "Moves": "d2f4 h2g1 f2f1", + "MovesSAN": "Qf4+ Kg1 Rf1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "rnb1k2B/ppp1qp1p/3p4/8/1bB1n3/P4Q2/5PPP/RN3KNR b q - 0 10", + "PGN": "1. e4 e5 2. d4 exd4 3. c3 dxc3 4. Bc4 cxb2 5. Bxb2 Bb4+ 6. Kf1 d6 7. Bxg7 Nf6 8. Bxh8 Nxe4 9. Qf3 Qe7 10. a3 *", + "Moves": "e4g3 f2g3 e7e1", + "MovesSAN": "Ng3+ fxg3 Qe1#", + "Themes": "clearance mate mateIn2 opening sacrifice short" + }, + { + "FEN": "rnb2r1k/p4Bp1/1p2p1p1/5p2/3P4/P1Q5/1P3q1P/2KR3R w - - 0 20", + "PGN": "1. e4 f5 2. e5 d6 3. d4 e6 4. Nf3 dxe5 5. Nxe5 Nf6 6. Bg5 c5 7. c3 cxd4 8. cxd4 Bb4+ 9. Nc3 O-O 10. a3 Ba5 11. Bd3 Qd5 12. Be2 Ne4 13. Bd2 Nxd2 14. Qxd2 Qxg2 15. O-O-O Bxc3 16. Qxc3 Qxf2 17. Bh5 b6 18. Bf7+ Kh8 19. Ng6+ hxg6 *", + "Moves": "c3h3 f2h4 h3h4", + "MovesSAN": "Qh3+ Qh4 Qxh4#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "r2q1rk1/pp3ppp/2p1p3/2b5/4P3/1P1P4/PBP3B1/R2Q1R1K b - - 2 19", + "PGN": "1. e3 d5 2. g3 Nf6 3. Bg2 Bg4 4. Ne2 e6 5. O-O Be7 6. h3 Bh5 7. Nbc3 c6 8. g4 Nxg4 9. hxg4 Bxg4 10. f3 Bf5 11. Ng3 Bg6 12. e4 dxe4 13. Ncxe4 Nd7 14. d3 O-O 15. b3 Nf6 16. Bb2 Nxe4 17. Nxe4 Bxe4 18. fxe4 Bc5+ 19. Kh1 *", + "Moves": "d8h4 g2h3 h4h3", + "MovesSAN": "Qh4+ Bh3 Qxh3#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "5rk1/6p1/3p1p1p/2b2P1Q/1p1q4/1P1B1R2/2P3PP/r4R1K b - - 5 30", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Ne5 5. Be2 Nf6 6. Bg5 h6 7. Bxf6 Qxf6 8. O-O Bc5 9. Nc3 O-O 10. Nd5 Qh4 11. Nxc7 Rb8 12. Nf3 Qxe4 13. Nd5 a5 14. Nc3 Nxf3+ 15. Bxf3 Qg6 16. a3 b5 17. Be4 Qg5 18. Kh1 d6 19. f4 Qf6 20. Rb1 Bb7 21. Nd5 Bxd5 22. Bxd5 b4 23. axb4 axb4 24. b3 Qf5 25. Bc4 Qe4 26. Bd3 Qd4 27. f5 f6 28. Qh5 Ra8 29. Rf3 Ra1 30. Rbf1 *", + "Moves": "d4g1 f1g1 a1g1", + "MovesSAN": "Qg1+ Rxg1 Rxg1#", + "Themes": "kingsideAttack mate mateIn2 middlegame sacrifice short xRayAttack" + }, + { + "FEN": "rnb1k2r/ppp2pp1/4p3/3pN3/3P3q/2PBPPp1/P1P3P1/R1BQRK2 b kq - 1 13", + "PGN": "1. d4 Nf6 2. e3 e6 3. Nf3 Ng4 4. h3 Nf6 5. Nc3 Bb4 6. Bd3 Bxc3+ 7. bxc3 d5 8. O-O h5 9. Re1 Ng4 10. hxg4 hxg4 11. Ne5 Qh4 12. f3 g3 13. Kf1 *", + "Moves": "h4h1 f1e2 h1g2", + "MovesSAN": "Qh1+ Ke2 Qxg2#", + "Themes": "deflection mate mateIn2 opening short" + }, + { + "FEN": "2kr3r/ppp2ppp/4p3/2b5/8/5BN1/PPPP2Pq/R1BQRK2 b - - 2 15", + "PGN": "1. e4 Nc6 2. Nf3 d5 3. exd5 Qxd5 4. Nc3 Qh5 5. Be2 Bg4 6. O-O Nf6 7. h3 O-O-O 8. hxg4 Nxg4 9. Ne4 Nce5 10. Re1 e6 11. Ng3 Nxf3+ 12. Bxf3 Qh2+ 13. Kf1 Nxf2 14. Kxf2 Bc5+ 15. Kf1 *", + "Moves": "h2g1 f1e2 g1f2", + "MovesSAN": "Qg1+ Ke2 Qf2#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "8/p2kb3/2p1p3/2Pp4/q2P1BQ1/6P1/PP5r/1K2R3 b - - 2 34", + "PGN": "1. e4 c6 2. Bc4 d5 3. exd5 cxd5 4. Bb3 Nf6 5. d4 Nc6 6. Nf3 Bg4 7. O-O e6 8. Be3 Bd6 9. Nbd2 Qc7 10. h3 h5 11. hxg4 hxg4 12. g3 gxf3 13. Qxf3 O-O-O 14. c4 Ne4 15. c5 Nxd2 16. Bxd2 Be7 17. Be3 f5 18. Rad1 g5 19. Rfe1 g4 20. Qg2 Rh3 21. Bf4 Qd7 22. Ba4 Rdh8 23. Kf1 Rh1+ 24. Ke2 Rxe1+ 25. Kxe1 Rh3 26. Kd2 Qd8 27. Kc1 Qa5 28. Bxc6 bxc6 29. Kb1 Kd7 30. f3 Rh8 31. fxg4 fxg4 32. Qe2 Qa4 33. Qxg4 Rh2 34. Re1 *", + "Moves": "a4c2 b1a1 c2b2", + "MovesSAN": "Qc2+ Ka1 Qxb2#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "6k1/R7/6PK/8/pr6/8/8/8 w - - 3 54", + "PGN": "1. e4 e6 2. d4 d5 3. exd5 Qxd5 4. Nf3 Qd8 5. Bd3 Nc6 6. Bb5 a6 7. Bxc6+ bxc6 8. O-O Bb7 9. Re1 Rb8 10. Nc3 Ne7 11. Bg5 h6 12. Bxe7 Bxe7 13. Ne5 O-O 14. Qe2 Bf6 15. Rad1 Ba8 16. Na4 Qc8 17. b3 Rd8 18. c3 Qb7 19. Nc5 Qb6 20. Ned7 Qb5 21. Nxb8 Qxb8 22. Nd7 Qb7 23. Nxf6+ gxf6 24. Qg4+ Kh7 25. Qf4 Rg8 26. Re3 c5 27. Rg3 Rxg3 28. f3 Rg8 29. Qe4+ Qxe4 30. fxe4 Bxe4 31. Rd2 cxd4 32. cxd4 e5 33. dxe5 fxe5 34. g3 f5 35. Kf2 h5 36. Re2 h4 37. a3 hxg3+ 38. hxg3 Rd8 39. g4 Bd5 40. Rxe5 Bxb3 41. Rxf5 Rd2+ 42. Ke3 Be6 43. Rf6 Ra2 44. Rxe6 Rxa3+ 45. Kf4 Ra4+ 46. Kg5 Rb4 47. Re7+ Kg8 48. Rxc7 a5 49. Ra7 a4 50. Kh5 Kf8 51. g5 Ke8 52. g6 Kf8 53. Kh6 Kg8 *", + "Moves": "a7a8 b4b8 a8b8", + "MovesSAN": "Ra8+ Rb8 Rxb8#", + "Themes": "endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "7k/1p4pp/p1r5/3R4/2P1N2q/1P3P2/P4P1b/3R3K w - - 2 25", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 d6 6. c4 a6 7. N5c3 f5 8. exf5 Bxf5 9. Bd3 Bxd3 10. Qxd3 Nf6 11. O-O Be7 12. Nd5 O-O 13. Nbc3 e4 14. Nxe4 Ne5 15. Qd4 Rc8 16. b3 Nxd5 17. Qxd5+ Kh8 18. Ba3 Rc6 19. Rad1 Rf5 20. Bxd6 Nf3+ 21. gxf3 Rxd5 22. Rxd5 Bxd6 23. Rfd1 Bxh2+ 24. Kh1 Qh4 *", + "Moves": "d5d8 h4d8 d1d8", + "MovesSAN": "Rd8+ Qxd8 Rxd8#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "7k/pp4pr/2p1r3/3p1PQ1/8/2P5/PP3KPq/5R2 w - - 0 28", + "PGN": "1. d4 d5 2. Nf3 f6 3. Bf4 Nd7 4. Nc3 c6 5. e4 e6 6. e5 Be7 7. exf6 Ngxf6 8. Ne5 O-O 9. Bd3 Ne4 10. Nxe4 Rxf4 11. Ng3 Nxe5 12. dxe5 Qa5+ 13. c3 Qb6 14. O-O Bd7 15. Qh5 Rh4 16. Bxh7+ Kh8 17. Qg6 Rxh7 18. Nh5 Be8 19. Qxe6 Bxh5 20. Qxe7 Re8 21. Qg5 Qc7 22. Rae1 Bf7 23. f4 Be6 24. f5 Bf7 25. e6 Qxh2+ 26. Kf2 Bxe6 27. Rxe6 Rxe6 *", + "Moves": "g5d8 e6e8 d8e8", + "MovesSAN": "Qd8+ Re8 Qxe8#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "2k1r3/6pp/pp2rp2/2N4b/5B2/8/1P3PPP/R3R1K1 b - - 0 25", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 d5 4. Nxe5 Ne7 5. d4 dxe4 6. d5 Qxd5 7. Qxd5 Nxd5 8. Nxc6 a6 9. Ba4 Bd7 10. Nd2 b5 11. Bb3 Bxc6 12. Nxe4 O-O-O 13. O-O f6 14. c4 Nb6 15. Nd2 Bc5 16. cxb5 Bxb5 17. Rd1 Rhe8 18. a4 Be2 19. Re1 Bh5 20. Be6+ Kb8 21. a5 Rd6 22. axb6 cxb6 23. Ne4 Rdxe6 24. Bf4+ Kc8 25. Nxc5 *", + "Moves": "e6e1 a1e1 e8e1", + "MovesSAN": "Rxe1+ Rxe1 Rxe1#", + "Themes": "backRankMate master masterVsMaster mate mateIn2 middlegame short" + }, + { + "FEN": "7Q/1p2kp2/p3r2p/8/8/q1PB3P/P5PB/1K4NR b - - 0 26", + "PGN": "1. d4 Nf6 2. Nc3 c6 3. e4 d6 4. f3 Nbd7 5. Be3 h6 6. Qd2 a6 7. O-O-O Qc7 8. h3 g5 9. f4 gxf4 10. Bxf4 Bg7 11. e5 Nh5 12. exd6 exd6 13. Bh2 Ndf6 14. Re1+ Be6 15. d5 Nxd5 16. Nxd5 cxd5 17. Qxd5 Rc8 18. Bd3 Nf6 19. Qxd6 Ne4 20. Rxe4 Bxb2+ 21. Kxb2 Qc3+ 22. Kb1 Rc6 23. Qd4 Qa3 24. Rxe6+ Rxe6 25. Qxh8+ Ke7 26. c3 *", + "Moves": "e6e1 b1c2 a3a2", + "MovesSAN": "Re1+ Kc2 Qxa2#", + "Themes": "deflection mate mateIn2 middlegame short" + }, + { + "FEN": "6k1/5p1p/8/2Rbr3/1P1N1p1P/6P1/2P2P2/6K1 b - - 2 30", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Nc3 Bc5 5. O-O O-O 6. a3 d6 7. b4 Bd4 8. Nxd4 exd4 9. Ne2 Nxe4 10. Bd5 Nf6 11. Bxc6 bxc6 12. Nxd4 c5 13. bxc5 dxc5 14. Nf3 Bb7 15. Bb2 Re8 16. d4 cxd4 17. Qxd4 Re4 18. Qxd8+ Rxd8 19. Bxf6 gxf6 20. Rab1 Ba8 21. Rb4 Rxb4 22. axb4 Rd5 23. h3 Rf5 24. Nd4 Rg5 25. g3 Rh5 26. h4 f5 27. Ra1 f4 28. Rxa7 Bd5 29. Rxc7 Re5 30. Rc5 *", + "Moves": "e5e1 g1h2 e1h1", + "MovesSAN": "Re1+ Kh2 Rh1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "4r1k1/p3rppp/1p6/2p1qQ2/PnPp4/7P/1P3PP1/RB3RK1 w - - 0 22", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. Bc4 e6 4. c3 Nf6 5. d3 Be7 6. Bf4 d5 7. exd5 exd5 8. Bb3 O-O 9. O-O Bg4 10. h3 Bxf3 11. Qxf3 Rc8 12. Nd2 b6 13. a4 Bd6 14. Bxd6 Qxd6 15. Bc2 d4 16. c4 Nb4 17. Bb1 Rfe8 18. Ne4 Nxe4 19. dxe4 Re7 20. Qf5 Rce8 21. e5 Qxe5 *", + "Moves": "f5h7 g8f8 h7h8", + "MovesSAN": "Qxh7+ Kf8 Qh8#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "3rr1k1/p4ppp/q7/1p1p4/3R4/1P2Q3/3n1PPP/4R1K1 w - - 0 29", + "PGN": "1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 e6 5. Bf4 d6 6. Bb5+ Nc6 7. Nf3 Nf6 8. Nd4 Qb6 9. Na4 Qc7 10. O-O Nxe4 11. Qf3 Nf6 12. Nxc6 Bd7 13. Nd4 e5 14. Bxd7+ Qxd7 15. Bg5 exd4 16. b3 Be7 17. Rfe1 O-O 18. Rad1 b5 19. Nb2 Rfe8 20. Nd3 d5 21. Nb2 Ne4 22. Bxe7 Qxe7 23. Rxd4 Rad8 24. Qe3 Qa3 25. Re2 Qxa2 26. Nc4 Qa1+ 27. Re1 Qa6 28. Nd2 Nxd2 *", + "Moves": "e3e8 d8e8 e1e8", + "MovesSAN": "Qxe8+ Rxe8 Rxe8#", + "Themes": "backRankMate mate mateIn2 middlegame short" + }, + { + "FEN": "r7/ppk5/2pn3p/3PN1pb/4P3/Q1P5/1P1N1qPP/R1B4K b - - 0 25", + "PGN": "1. e4 e5 2. f4 d6 3. Nf3 Nc6 4. Bc4 h6 5. O-O Bg4 6. fxe5 dxe5 7. Bxf7+ Kd7 8. d3 Bc5+ 9. Kh1 Kc8 10. a3 g5 11. Bd5 Nd4 12. c3 Nb5 13. Qb3 c6 14. Bxg8 Rxg8 15. Nxe5 Bh5 16. a4 Nd6 17. d4 Bb6 18. Qe6+ Kc7 19. a5 Re8 20. axb6+ Kxb6 21. Qb3+ Kc7 22. Nd2 Rf8 23. Rxf8 Qxf8 24. Qa3 Qf2 25. d5 *", + "Moves": "f2e1 d2f1 e1f1", + "MovesSAN": "Qe1+ Nf1 Qxf1#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "4bk2/pQ5p/1p2p3/2p1Pq1P/2P1p2b/1P2B3/P4PB1/5K2 w - - 16 36", + "PGN": "1. d4 Nf6 2. Nf3 e6 3. g3 d5 4. Bg2 c6 5. O-O Be7 6. b3 O-O 7. Bb2 b6 8. Nbd2 Bb7 9. c4 Nbd7 10. Ne5 c5 11. e3 Ne4 12. Nxe4 dxe4 13. Qc2 f5 14. Rad1 Nxe5 15. dxe5 Qe8 16. Rd2 Rd8 17. Rfd1 Rxd2 18. Qxd2 Bc6 19. h4 g6 20. h5 gxh5 21. Bh3 Qg6 22. Bg2 Rd8 23. Qe2 Rxd1+ 24. Qxd1 h4 25. gxh4 f4 26. h5 Qg5 27. exf4 Qxf4 28. Bc1 Qh4 29. Be3 Bg5 30. Qc1 Qg4 31. Kf1 Bh4 32. Qd2 Qf5 33. Qd6 Be8 34. Qb8 Kf7 35. Qb7+ Kf8 *", + "Moves": "e3h6 f8g8 b7g7", + "MovesSAN": "Bh6+ Kg8 Qg7#", + "Themes": "endgame master mate mateIn2 short" + }, + { + "FEN": "2r4k/6pp/p2Q4/1p2pp2/5P2/8/2q3PP/3R3K w - - 1 33", + "PGN": "1. e4 c5 2. Nf3 e6 3. c4 Nc6 4. Nc3 a6 5. Be2 Qc7 6. O-O Nf6 7. a3 b6 8. d4 cxd4 9. Nxd4 Bb7 10. Be3 Ne5 11. f4 Nxc4 12. Bf2 Nxe4 13. Nxe4 Bxe4 14. Rc1 b5 15. a4 Qb7 16. Nf3 Nxb2 17. Qb3 Nxa4 18. Bd4 Qd5 19. Qd1 Be7 20. Qd2 O-O 21. Rcd1 Bc5 22. Qe3 f5 23. Bxc5 Qxc5 24. Nd4 Nc3 25. Bf3 Nxd1 26. Rxd1 Bxf3 27. Qxf3 d6 28. Kh1 e5 29. Ne6 Qc2 30. Nxf8 Rxf8 31. Qd5+ Kh8 32. Qxd6 Rc8 *", + "Moves": "d6d8 c8d8 d1d8", + "MovesSAN": "Qd8+ Rxd8 Rxd8#", + "Themes": "backRankMate endgame mate mateIn2 sacrifice short" + }, + { + "FEN": "r4r2/ppp3pk/4p2p/8/3QP1n1/3P4/PPP3PP/R1B2R1K b - - 0 18", + "PGN": "1. e4 e5 2. Bc4 Nf6 3. d3 h6 4. f4 d6 5. fxe5 dxe5 6. Nf3 Nc6 7. O-O Nd4 8. Nxe5 Be6 9. Bxe6 fxe6 10. Nf3 Bc5 11. Kh1 O-O 12. Nxd4 Bxd4 13. Nc3 Kh7 14. Qe2 Qd6 15. Nb5 Qe5 16. Nxd4 Qxd4 17. Qe3 Ng4 18. Qxd4 *", + "Moves": "f8f1 d4g1 g4f2", + "MovesSAN": "Rxf1+ Qg1 Nf2#", + "Themes": "hangingPiece kingsideAttack mate mateIn2 middlegame pin short smotheredMate" + }, + { + "FEN": "5r2/pp3kp1/8/8/3PQ1P1/P3n3/1P3b2/R6K b - - 0 33", + "PGN": "1. e4 e5 2. Nf3 d6 3. h3 f5 4. Nc3 c5 5. a3 Nf6 6. d3 Be7 7. Be2 O-O 8. O-O Nc6 9. Bg5 Be6 10. Re1 Nd4 11. Bxf6 Bxf6 12. exf5 Nxf5 13. Ne4 Be7 14. c3 Rb8 15. d4 cxd4 16. cxd4 d5 17. Nc3 e4 18. Ne5 Bh4 19. Rf1 e3 20. Ng4 exf2+ 21. Nxf2 Ne3 22. Qd3 Qg5 23. g4 h5 24. Nfe4 dxe4 25. Qxe4 Bb3 26. Rxf8+ Rxf8 27. Bd3 Bf2+ 28. Kh1 hxg4 29. Qh7+ Kf7 30. hxg4 Bd5+ 31. Nxd5 Qxd5+ 32. Be4 Qxe4+ 33. Qxe4 *", + "Moves": "f8h8 e4h7 h8h7", + "MovesSAN": "Rh8+ Qh7 Rxh7#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "6k1/2r2ppp/1p2q3/8/2p1P3/5PP1/PP5P/3R2K1 w - - 0 28", + "PGN": "1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. Qc2 e5 5. Bb5+ Nc6 6. d4 cxd4 7. cxd4 Bd7 8. dxe5 Nxe5 9. Bxd7+ Qxd7 10. O-O Nxf3+ 11. gxf3 Rc8 12. Qb3 Be7 13. Nc3 O-O 14. Nd5 Nxd5 15. Qxd5 Rc5 16. Qb3 b6 17. Be3 Rh5 18. Bf4 Qh3 19. Bg3 Bh4 20. Qc2 Bxg3 21. fxg3 Re8 22. Rac1 Rc5 23. Qa4 Rec8 24. Rxc5 dxc5 25. Rd1 Qe6 26. Qxa7 c4 27. Qc7 Rxc7 *", + "Moves": "d1d8 e6e8 d8e8", + "MovesSAN": "Rd8+ Qe8 Rxe8#", + "Themes": "backRankMate endgame mate mateIn2 queenRookEndgame short" + }, + { + "FEN": "7k/1p4pp/3q4/8/4R3/7P/P4PP1/6K1 w - - 0 38", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. cxd4 Bb4+ 7. Nc3 d5 8. exd5 Nxd5 9. O-O Nxc3 10. bxc3 Be7 11. Re1 Bg4 12. Qb3 O-O 13. Ne5 Nxe5 14. Rxe5 Bd6 15. Re4 Bf5 16. Re3 c5 17. Rf3 Bg6 18. Be3 cxd4 19. Bxd4 Qc7 20. h3 Kh8 21. Re1 Bf4 22. Bd5 Bh5 23. Rd3 Bg6 24. Rdd1 f6 25. c4 Bf7 26. Qf3 Bxd5 27. cxd5 Be5 28. Bxe5 fxe5 29. Qe4 Rae8 30. d6 Qd7 31. Rd5 Rf4 32. Qe3 Rf5 33. Qxa7 e4 34. Qd4 Rxd5 35. Qxd5 Re6 36. Rxe4 Rxd6 37. Qxd6 Qxd6 *", + "Moves": "e4e8 d6f8 e8f8", + "MovesSAN": "Re8+ Qf8 Rxf8#", + "Themes": "backRankMate endgame mate mateIn2 queenRookEndgame short" + }, + { + "FEN": "2k5/ppp5/7q/3PNp2/5b2/2P4P/PP2Q3/6RK b - - 0 36", + "PGN": "1. d4 d5 2. Nf3 Bf5 3. Bg5 Nf6 4. c3 Ne4 5. Bh4 f6 6. e3 g5 7. Bg3 h5 8. h3 Nxg3 9. fxg3 Qd6 10. Kf2 Nc6 11. Bb5 O-O-O 12. Bxc6 Qxc6 13. Re1 e6 14. Nbd2 Bd6 15. Rc1 h4 16. gxh4 gxh4 17. Kg1 Rdg8 18. Kh1 Bg3 19. Rg1 Qd6 20. Qe2 Rh7 21. e4 dxe4 22. Nxe4 Bxe4 23. Qxe4 Rhg7 24. Rc2 f5 25. Qe3 Bf4 26. Qe1 Bg3 27. Qe3 Bf4 28. Qe2 Rg3 29. Nxh4 Re3 30. Qf2 Rgg3 31. Nf3 Qf8 32. Re2 Rxe2 33. Qxe2 Qh6 34. d5 e5 35. Nxe5 Rxh3+ 36. gxh3 *", + "Moves": "h6h3 e2h2 h3h2", + "MovesSAN": "Qxh3+ Qh2 Qxh2#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "5rk1/3QR1p1/2pp2p1/3p1pq1/3P4/2P5/PP3PPP/6K1 b - - 2 26", + "PGN": "1. e4 Nf6 2. Bc4 d5 3. exd5 Nxd5 4. Nc3 e6 5. Nf3 Nc6 6. O-O Bc5 7. Nxd5 exd5 8. Re1+ Be6 9. Bb5 O-O 10. Bxc6 bxc6 11. d4 Bd6 12. Bg5 Qd7 13. c3 f6 14. Bh4 Bg4 15. Bg3 Rae8 16. Qd3 Bf5 17. Qd2 Bg6 18. Nh4 Qg4 19. Nxg6 hxg6 20. Qd3 f5 21. Bxd6 cxd6 22. Qa6 Rc8 23. Qxa7 Rce8 24. Qd7 Rxe1+ 25. Rxe1 Qg5 26. Re7 *", + "Moves": "g5c1 e7e1 c1e1", + "MovesSAN": "Qc1+ Re1 Qxe1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "8/ppr2kpp/8/8/8/4P3/1P1R1PPP/6K1 b - - 2 27", + "PGN": "1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. Nf3 Nc6 5. Bg5 Bb4+ 6. Nbd2 Bc5 7. e3 f6 8. exf6 Nxf6 9. Ne4 Bb4+ 10. Nfd2 Be7 11. Qf3 O-O 12. Bxf6 Bxf6 13. Nxf6+ Rxf6 14. Qg3 d5 15. Rd1 Be6 16. cxd5 Qxd5 17. Bc4 Qa5 18. Bxe6+ Rxe6 19. O-O Rd8 20. Nb3 Qxa2 21. Rxd8+ Nxd8 22. Qxc7 Qxb3 23. Qxd8+ Kf7 24. Rd1 Re7 25. Qd5+ Qxd5 26. Rxd5 Rc7 27. Rd2 *", + "Moves": "c7c1 d2d1 c1d1", + "MovesSAN": "Rc1+ Rd1 Rxd1#", + "Themes": "backRankMate endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "r4rk1/pp4p1/2p1p3/2P1NqQ1/1b1P4/4P2P/PP2K3/R1B3R1 b - - 0 26", + "PGN": "1. f3 Nf6 2. g4 e5 3. Nh3 Bc5 4. e3 d5 5. Nf2 Nc6 6. Nc3 h6 7. Ne2 e4 8. fxe4 dxe4 9. h3 Be6 10. Nf4 Ne5 11. Nxe6 fxe6 12. Bg2 Nf3+ 13. Bxf3 exf3 14. d4 Bd6 15. Qxf3 O-O 16. Qg2 Nd5 17. c4 Bb4+ 18. Ke2 Nf6 19. c5 c6 20. g5 hxg5 21. Qxg5 Qe8 22. Rg1 Qf7 23. Nd3 Ne4 24. Qg2 Ng5 25. Ne5 Qf5 26. Qxg5 *", + "Moves": "f5c2 c1d2 c2d2", + "MovesSAN": "Qc2+ Bd2 Qxd2#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "7k/p5pp/8/2q2n1Q/4pP2/P5PP/3rN2K/8 w - - 0 37", + "PGN": "1. c4 Nf6 2. d4 d5 3. Bf4 Bf5 4. Nc3 e6 5. Nf3 Bb4 6. e3 O-O 7. Bd3 Bg4 8. h3 Bh5 9. O-O Nc6 10. a3 Bd6 11. Bh2 Bxh2+ 12. Kxh2 Qd6+ 13. g3 dxc4 14. Bxc4 e5 15. Be2 exd4 16. Nxd4 Bxe2 17. Ndxe2 Qe5 18. Nf4 Rfd8 19. Qe2 Ne4 20. Nxe4 Qxe4 21. f3 Qe7 22. Rad1 Ne5 23. e4 c5 24. Nd5 Qf8 25. f4 Nc6 26. Qg4 Kh8 27. Rc1 Nd4 28. Rfd1 b6 29. b4 Rac8 30. bxc5 bxc5 31. Rc4 f5 32. Qh5 fxe4 33. Nc3 Nf5 34. Rxd8 Rxd8 35. Rxc5 Rd2+ 36. Ne2 Qxc5 *", + "Moves": "h5e8 c5f8 e8f8", + "MovesSAN": "Qe8+ Qf8 Qxf8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "6k1/6p1/1rN3Pp/2pp4/1b6/3K4/8/5R2 w - - 2 40", + "PGN": "1. e4 c6 2. Nf3 d5 3. exd5 cxd5 4. Nc3 Nc6 5. Bb5 Nf6 6. Ne5 Bd7 7. Nxc6 bxc6 8. Ba4 e6 9. d4 Bd6 10. Bg5 O-O 11. Qf3 Be7 12. Bxf6 Bxf6 13. O-O-O Rc8 14. h4 a6 15. h5 h6 16. g4 Bg5+ 17. Kb1 f5 18. gxf5 Rxf5 19. Qg3 Qc7 20. Rd3 Qxg3 21. Rxg3 Rxf2 22. Rhg1 Rcf8 23. Nd1 Rf1 24. c3 Rxg1 25. Rxg1 Rf7 26. Bc2 Be8 27. b4 Re7 28. Bg6 Bxg6+ 29. hxg6 e5 30. Nf2 exd4 31. cxd4 Be3 32. Rf1 Bxd4 33. Ng4 Rb7 34. a3 a5 35. Kc2 axb4 36. Kd3 Bc3 37. axb4 Bxb4 38. Ne5 c5 39. Nc6 Rb6 *", + "Moves": "c6e7 g8h8 f1f8", + "MovesSAN": "Ne7+ Kh8 Rf8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "7k/R6p/p3Npb1/2p5/5K2/1P6/r7/8 w - - 0 36", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. Nxe5 Qd4 6. Nd3 Qxe4+ 7. Qe2 Qxe2+ 8. Kxe2 Bd6 9. Nc3 Nf6 10. f3 O-O 11. b3 Bd7 12. Bb2 Rfe8+ 13. Kf2 b6 14. Rhe1 Rxe1 15. Rxe1 Bxh2 16. g3 Bh3 17. Rh1 Bxg3+ 18. Kxg3 Bf5 19. Ne4 Nxe4+ 20. fxe4 Bxe4 21. Ne5 f6 22. Re1 Bxc2 23. Nxc6 Bg6 24. Ne7+ Kf7 25. Nd5 Rd8 26. Re7+ Kf8 27. Ba3 Kg8 28. Nxc7 Rxd2 29. Re8+ Kf7 30. Re7+ Kg8 31. Bc5 bxc5 32. Ne6 Rd3+ 33. Kf4 Rd2 34. Rxg7+ Kh8 35. Ra7 Rxa2 *", + "Moves": "a7a8 g6e8 a8e8", + "MovesSAN": "Ra8+ Be8 Rxe8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r7/7k/pp5r/2qp2RQ/2p5/N1P1n1P1/3P4/R3K3 w Q - 4 31", + "PGN": "1. c3 d5 2. b4 e5 3. a4 f5 4. a5 Nf6 5. e3 c5 6. b5 Be7 7. a6 b6 8. Ba3 O-O 9. g3 Nxa6 10. bxa6 c4 11. Bxe7 Qxe7 12. Nf3 Re8 13. Ng5 h6 14. Nf3 Qc5 15. Na3 Bxa6 16. Nh4 Bc8 17. Ng6 Be6 18. Bg2 e4 19. Nf4 g5 20. Nxe6 Rxe6 21. Bh3 g4 22. Bg2 a6 23. h3 h5 24. hxg4 fxg4 25. f4 exf3 26. Bxf3 gxf3 27. Qxf3 Ng4 28. Rxh5 Nxe3 29. Rg5+ Kh7 30. Qh5+ Rh6 *", + "Moves": "h5f7 h7h8 f7g7", + "MovesSAN": "Qf7+ Kh8 Qg7#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "7r/4p1k1/3p1n2/1PpP4/1N2Pp2/1Q3Bpq/8/R2R2K1 b - - 1 34", + "PGN": "1. d4 Nf6 2. c4 c5 3. d5 b5 4. b3 d6 5. Nc3 b4 6. Nb1 g6 7. Nf3 Bg7 8. Bb2 a5 9. e3 Bd7 10. a3 Na6 11. Be2 bxa3 12. Nxa3 O-O 13. O-O Rb8 14. Qc2 Nb4 15. Qd2 Ne4 16. Qc1 Bxb2 17. Qxb2 a4 18. Nb5 Bxb5 19. cxb5 axb3 20. Qxb3 f5 21. Rfd1 g5 22. Nd2 Nf6 23. f3 h5 24. e4 f4 25. Nf1 g4 26. fxg4 hxg4 27. Nd2 Kg7 28. Nb1 Rh8 29. Nc3 g3 30. h3 Qd7 31. Na2 Rxh3 32. Nxb4 Rbh8 33. gxh3 Qxh3 34. Bf3 *", + "Moves": "h3h2 g1f1 h2f2", + "MovesSAN": "Qh2+ Kf1 Qf2#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "r1b2r2/5Nkp/p1p1p1nb/2p5/3p4/1P1P1Q1P/P1P4P/5RK1 w - - 1 28", + "PGN": "1. f4 d5 2. e3 c5 3. Bb5+ Nc6 4. Nf3 a6 5. Bxc6+ bxc6 6. b3 Nf6 7. Bb2 e6 8. O-O Be7 9. Ne5 Bb7 10. Rf3 d4 11. e4 Nxe4 12. d3 Nf6 13. Rg3 O-O 14. Ng4 Qc7 15. Bc1 Nh5 16. Rh3 Nxf4 17. Nh6+ gxh6 18. Qg4+ Ng6 19. Bxh6 Qe5 20. Nd2 Rfd8 21. Nc4 Qf5 22. Qe2 Bg5 23. Rf1 Qxh3 24. gxh3 Bxh6 25. Qf3 Rf8 26. Nd6 Bc8 27. Nxf7 Kg7 *", + "Moves": "f3f6 g7g8 f7h6", + "MovesSAN": "Qf6+ Kg8 Nxh6#", + "Themes": "deflection mate mateIn2 middlegame short" + }, + { + "FEN": "1r3k1r/pQ2n1pp/2nRB3/4p3/4P2q/B1P5/PK3P2/8 w - - 1 18", + "PGN": "1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 e5 5. Bc4 Bb4 6. Qb3 Bxc3+ 7. bxc3 Qe7 8. Ba3 d6 9. O-O-O Nc6 10. Rxd6 Qg5+ 11. Kb2 Nge7 12. Bxf7+ Kf8 13. h4 Qxg2 14. Rh3 Bxh3 15. Nxh3 Qxh3 16. Be6 Qxh4 17. Qxb7 Rb8 *", + "Moves": "b7b8 c6b8 d6d8", + "MovesSAN": "Qxb8+ Nxb8 Rd8#", + "Themes": "mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "q4rk1/3N1pp1/2p1pn1p/b1Pp4/2bP4/2r1P3/2Q2PPP/1BR1R1K1 w - - 0 22", + "PGN": "1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 c6 5. Bg5 Bd6 6. e3 h6 7. Bh4 Nbd7 8. c5 Bc7 9. Bd3 b6 10. b4 Bb7 11. O-O O-O 12. Rc1 a5 13. a3 axb4 14. axb4 Ra3 15. Bb1 Qa8 16. Qc2 bxc5 17. bxc5 Ba6 18. Rfe1 Bc4 19. Bxf6 Nxf6 20. Ne5 Ba5 21. Nd7 Rxc3 *", + "Moves": "d7f6 g7f6 c2h7", + "MovesSAN": "Nxf6+ gxf6 Qh7#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "r5k1/1p3Rnp/8/p1p3qp/3p4/1P1PrQ1P/1PP3P1/5RK1 w - - 8 27", + "PGN": "1. e4 d5 2. Nc3 d4 3. Nce2 e5 4. Ng3 Nc6 5. Bc4 Bd6 6. d3 Nf6 7. N1e2 O-O 8. O-O Na5 9. Bb3 Nxb3 10. axb3 c5 11. f4 exf4 12. Bxf4 Ng4 13. Qd2 a5 14. Bxd6 Qxd6 15. h3 Ne3 16. Rf3 Re8 17. Nf4 f5 18. exf5 Bxf5 19. Nxf5 Nxf5 20. Nh5 g6 21. Raf1 Re5 22. Qf4 gxh5 23. Qg5+ Ng7 24. Qg3 Qe7 25. Rf7 Qg5 26. Qf3 Re3 *", + "Moves": "f7f8 a8f8 f3f8", + "MovesSAN": "Rf8+ Rxf8 Qxf8#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "6k1/1p4pp/3p4/p2P1p1q/QP1P1P2/7P/1PPBr3/4RRK1 b - - 2 24", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nc3 Be7 4. Bc4 d5 5. exd5 O-O 6. Nxe5 Bd6 7. f4 Re8 8. d4 Ng4 9. O-O Qh4 10. Nxg4 Bxg4 11. Qd3 Na6 12. Ne4 Nb4 13. Qb3 a5 14. a3 f5 15. Nxd6 cxd6 16. axb4 Re2 17. Bxe2 Bxe2 18. Rf2 Re8 19. Bd2 Qh5 20. Qa4 Bd1 21. Rf1 Bg4 22. h3 Bxh3 23. gxh3 Re2 24. Rae1 *", + "Moves": "h5g6 g1h1 g6g2", + "MovesSAN": "Qg6+ Kh1 Qg2#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r3r1k1/pp3p2/3p4/2pP1Np1/8/7q/1P1Q1P2/2R3K1 w - - 0 28", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 4. h3 Bd7 5. c3 Nf6 6. d4 exd4 7. cxd4 Nxe4 8. O-O Be7 9. Bxc6 Bxc6 10. d5 Bd7 11. Re1 Nf6 12. Nc3 O-O 13. Bg5 h6 14. Bh4 Re8 15. Qd2 c6 16. Rac1 c5 17. Ne4 Nxe4 18. Rxe4 Bxh4 19. Rxh4 Qf6 20. Rf4 Qg6 21. Rcc4 Bxh3 22. Nh4 Qb1+ 23. Rc1 Qxa2 24. gxh3 g5 25. Rg4 Qb3 26. Nf5 Qxh3 27. Rxg5+ hxg5 *", + "Moves": "d2g5 g8h7 g5g7", + "MovesSAN": "Qxg5+ Kh7 Qg7#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "7k/p5p1/1p1p2Qp/2pP4/5r2/3P3P/P1q5/4R2K w - - 0 31", + "PGN": "1. e4 b6 2. g3 Bb7 3. Bg2 e6 4. Nc3 Be7 5. Nge2 Nf6 6. d3 O-O 7. O-O d6 8. f4 Nbd7 9. h3 h6 10. f5 exf5 11. Rxf5 Ne5 12. Rf1 Rc8 13. Nd4 c5 14. Nf5 Ng6 15. Nxe7+ Qxe7 16. Bd2 Nh5 17. Kh2 Qe5 18. Qe1 Nh4 19. Bh1 Rce8 20. Bf4 Nxf4 21. gxf4 Qe7 22. Qg3 Kh8 23. Rae1 Ng6 24. Nd5 Bxd5 25. exd5 Qf6 26. Be4 Qxb2 27. Bxg6 Rxe1 28. Rxe1 Qxc2+ 29. Kh1 fxg6 30. Qxg6 Rxf4 *", + "Moves": "e1e8 f4f8 e8f8", + "MovesSAN": "Re8+ Rf8 Rxf8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "2rqrbk1/p2b1p2/1pn1pn1Q/3p2N1/3P4/1NPB3P/PP3PP1/R4RK1 w - - 3 16", + "PGN": "1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nf6 5. h3 e6 6. Nf3 h6 7. c3 Bd6 8. Be3 Nc6 9. O-O Bd7 10. Nbd2 O-O 11. Nb3 b6 12. Qd2 Rc8 13. Bxh6 gxh6 14. Qxh6 Re8 15. Ng5 Bf8 *", + "Moves": "d3h7 f6h7 h6h7", + "MovesSAN": "Bh7+ Nxh7 Qxh7#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "r2r4/1p3pk1/p3p1p1/4q1Np/8/3B4/PP3Q2/2R3K1 w - - 0 30", + "PGN": "1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. cxd5 cxd5 5. Bg5 e6 6. Bxf6 Qxf6 7. e4 dxe4 8. Nxe4 Qd8 9. Nf3 Bb4+ 10. Nc3 Qc7 11. Qa4+ Nc6 12. Bb5 Bd6 13. O-O O-O 14. Qc2 a6 15. Bd3 g6 16. h4 h5 17. Ng5 Nxd4 18. Qd2 Nf5 19. Rac1 Bf4 20. Qc2 Bxc1 21. Rxc1 Qf4 22. g3 Nxg3 23. fxg3 Qxg3+ 24. Qg2 Qxh4 25. Nce4 Bd7 26. Nf6+ Kg7 27. Nxd7 Rfd8 28. Ne5 Qd4+ 29. Qf2 Qxe5 *", + "Moves": "f2f7 g7h8 f7h7", + "MovesSAN": "Qxf7+ Kh8 Qh7#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "2r1r1k1/5p2/2pQ1P2/3p3p/1p5B/nK6/8/7q w - - 0 42", + "PGN": "1. Nc3 e5 2. d4 e4 3. Nxe4 Nf6 4. Nc3 Bb4 5. Bd2 O-O 6. a3 Bxc3 7. Bxc3 d5 8. Nf3 Ne4 9. Qd3 Bg4 10. Ne5 Qh4 11. Nxg4 Qxg4 12. f3 Qh4+ 13. g3 Nxg3 14. hxg3 Qxh1 15. e4 c6 16. e5 Nd7 17. O-O-O Nb6 18. Bb4 Rfe8 19. Be2 Qh6+ 20. f4 Nc4 21. b3 a5 22. Bc3 Nxa3 23. Kb2 b5 24. Bd2 b4 25. Bf3 Rac8 26. Rh1 Qg6 27. f5 Qxg3 28. f6 g6 29. Be1 Qf4 30. Qf1 Qxd4+ 31. c3 Qxe5 32. Qh3 h5 33. Bh4 Qxc3+ 34. Ka2 Qd2+ 35. Ka1 Qd4+ 36. Ka2 a4 37. Bxh5 axb3+ 38. Qxb3 gxh5 39. Qg3+ Qg4 40. Qd6 Qg2+ 41. Kb3 Qxh1 *", + "Moves": "d6g3 g8h7 g3g7", + "MovesSAN": "Qg3+ Kh7 Qg7#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "6k1/5p2/6pp/8/2RBb3/2P3KP/4r1P1/8 w - - 2 39", + "PGN": "1. e4 g6 2. Nc3 Bg7 3. Nf3 d6 4. h3 Nf6 5. d3 O-O 6. Be2 Nc6 7. O-O a6 8. Be3 b5 9. a3 Na5 10. Rb1 c5 11. Qd2 Nc6 12. Rfe1 b4 13. axb4 Nxb4 14. Nd1 a5 15. c3 Nc6 16. Ng5 a4 17. d4 h6 18. e5 dxe5 19. dxe5 Qxd2 20. Bxd2 Nxe5 21. Nf3 Nc6 22. Bb5 Bd7 23. Bxc6 Bxc6 24. Rxe7 Rfe8 25. Rc7 Rac8 26. Rxc8 Rxc8 27. Ne5 Ba8 28. Ra1 Rd8 29. Be3 Ne4 30. f3 Nxc3 31. Nxc3 Bxe5 32. Rxa4 Bxc3 33. bxc3 Bc6 34. Rc4 Rd1+ 35. Kh2 Re1 36. Bxc5 Re2 37. Bd4 Bxf3 38. Kg3 Be4 *", + "Moves": "c4c8 g8h7 c8h8", + "MovesSAN": "Rc8+ Kh7 Rh8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r4r2/1p5k/7p/2p4Q/p5R1/P2Pq2P/1PP3P1/7K w - - 0 34", + "PGN": "1. e4 e6 2. Bc4 d5 3. exd5 exd5 4. Bb3 Nf6 5. d3 c6 6. Ne2 Bf5 7. h3 h6 8. O-O Bd6 9. f4 a5 10. a3 a4 11. Ba2 O-O 12. Nd2 Na6 13. Nf3 Nc5 14. Ng3 Bd7 15. Nd4 Qc8 16. Qf3 Re8 17. Bd2 Na6 18. Kh1 Nc7 19. Rae1 c5 20. Nde2 d4 21. Nh5 Nxh5 22. Qxh5 Bc6 23. Qxf7+ Kh8 24. Qh5 Bd5 25. Bxd5 Nxd5 26. f5 Ne3 27. f6 Qe6 28. fxg7+ Kxg7 29. Nf4 Bxf4 30. Rxf4 Rf8 31. Bxe3 dxe3 32. Rg4+ Kh7 33. Rxe3 Qxe3 *", + "Moves": "h5g6 h7h8 g6g7", + "MovesSAN": "Qg6+ Kh8 Qg7#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "4Q3/1pp3pk/1b3rNp/pP6/P2PN3/2P1P3/5qPP/R6K b - - 12 26", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 d6 6. O-O h6 7. b4 Bb6 8. a4 a5 9. b5 Ne7 10. Qb3 d5 11. exd5 Nexd5 12. Nxe5 Be6 13. d4 Ne4 14. Be3 Nxe3 15. fxe3 O-O 16. Bxe6 fxe6 17. Qxe6+ Kh7 18. Qg6+ Kh8 19. Qxe4 Rxf1+ 20. Kxf1 Qf6+ 21. Kg1 Rf8 22. Nd2 Qf2+ 23. Kh1 Rf6 24. Ng6+ Kg8 25. Qe8+ Kh7 26. Ne4 *", + "Moves": "f2f1 a1f1 f6f1", + "MovesSAN": "Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "7k/p1R2R2/1p1r1r1p/8/7P/P7/5P1K/8 w - - 1 34", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Bg5 dxc4 5. e4 Be7 6. Bxc4 Nbd7 7. Nf3 O-O 8. e5 Ne8 9. Ne4 Bxg5 10. Nfxg5 h6 11. h4 b6 12. Qg4 f5 13. Bxe6+ Kh8 14. Bxf5 Nxe5 15. dxe5 Bxf5 16. Qh5 Qd4 17. Rd1 Qxe5 18. O-O Nf6 19. Nxf6 Qxf6 20. g4 Bg6 21. Ne4 Bxe4 22. g5 Qf3 23. Qxf3 Bxf3 24. Rd7 Rac8 25. gxh6 gxh6 26. Kh2 Rfd8 27. Rf7 Rd2 28. Rxf3 Rxb2 29. a3 Rg8 30. Re1 Rd2 31. Re7 Rd6 32. Rff7 Rgg6 33. Rxc7 Rgf6 *", + "Moves": "c7c8 d6d8 c8d8", + "MovesSAN": "Rc8+ Rd8 Rxd8#", + "Themes": "endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "8/p2p1p2/3k4/3b1P2/3P3P/P3r3/1P1R1R2/K7 b - - 0 43", + "PGN": "1. e4 e5 2. d4 exd4 3. Qxd4 Nc6 4. Qe3 b6 5. Nc3 Bc5 6. Qg3 Qf6 7. Nd5 Qg6 8. Qxg6 hxg6 9. Nxc7+ Kd8 10. Nxa8 Bb7 11. Nxb6 Bxb6 12. f3 Nb4 13. Bd3 Nf6 14. Bg5 Kc7 15. Bxf6 gxf6 16. a3 Nc6 17. O-O-O Be3+ 18. Kb1 Rb8 19. Bc4 Ne5 20. Bd5 Ba6 21. Nh3 Bc5 22. Ka1 g5 23. f4 gxf4 24. Nxf4 Be3 25. Nh5 Be2 26. Rde1 Bd4 27. c3 Bxh5 28. cxd4 Nd3 29. Rb1 Bg6 30. Rhd1 Nf2 31. Rf1 Nxe4 32. Bxe4 Bxe4 33. Rbe1 f5 34. g4 Bd3 35. Rf3 Be4 36. Rf4 Rh8 37. gxf5 Bd5 38. Rf2 Rh4 39. Rd1 Kd6 40. Rdd2 Rh3 41. Rde2 Rd3 42. Rd2 Re3 43. h4 *", + "Moves": "e3e1 d2d1 e1d1", + "MovesSAN": "Re1+ Rd1 Rxd1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "7k/5r1p/5ppP/1P3qP1/8/8/PP6/K3R3 w - - 0 39", + "PGN": "1. e4 Nc6 2. d4 e6 3. d5 exd5 4. exd5 Nb8 5. Nc3 Nf6 6. Bg5 Bb4 7. Qe2+ Be7 8. O-O-O O-O 9. Nf3 d6 10. h4 Bg4 11. Qc4 b5 12. Nxb5 Bxf3 13. gxf3 c5 14. dxc6 Qb6 15. c7 Nbd7 16. Bg2 Qxf2 17. Rd2 Qb6 18. f4 Rac8 19. Re1 d5 20. Qd3 Bb4 21. c3 Nc5 22. Qf1 Nfe4 23. Bxe4 Nxe4 24. Rxd5 Nxg5 25. fxg5 a6 26. cxb4 axb5 27. Qxb5 Rxc7+ 28. Kb1 Qg6+ 29. Qd3 Qc6 30. b5 Qb6 31. Rd8 Rc8 32. Rxf8+ Rxf8 33. h5 g6 34. h6 Qc5 35. Qc3 Qf5+ 36. Ka1 f6 37. Qc4+ Kh8 38. Qf7 Rxf7 *", + "Moves": "e1e8 f7f8 e8f8", + "MovesSAN": "Re8+ Rf8 Rxf8#", + "Themes": "endgame mate mateIn2 queenRookEndgame short" + }, + { + "FEN": "r6k/1p5p/1pnp2pB/p3b3/P5P1/1B5q/1PP2Q2/5RK1 w - - 0 26", + "PGN": "1. e4 g6 2. Nf3 Bg7 3. d4 d6 4. Bc4 Nc6 5. Nc3 Nf6 6. O-O Bg4 7. h3 Bxf3 8. Qxf3 Nxd4 9. Qd3 Nd7 10. Be3 Nc6 11. Bb3 O-O 12. Rfe1 Nde5 13. Qe2 Kh8 14. f4 Nd7 15. Rf1 a5 16. a4 f5 17. exf5 Rxf5 18. g4 Rf8 19. Rad1 Nb6 20. Nd5 e5 21. fxe5 Bxe5 22. Nxb6 cxb6 23. Bh6 Rxf1+ 24. Rxf1 Qh4 25. Qf2 Qxh3 *", + "Moves": "f2f8 a8f8 f1f8", + "MovesSAN": "Qf8+ Rxf8 Rxf8#", + "Themes": "kingsideAttack mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "1rbk1b1r/1p3Q1p/p2p1p2/2nNp3/4qP1P/7R/P5P1/1R3K2 w - - 0 22", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Qb6 8. Be2 Qxb2 9. Na4 Qb4+ 10. c3 Qa5 11. Bxf6 gxf6 12. Rb1 Nd7 13. Bh5 Nc5 14. Nb6 Qxc3+ 15. Kf1 Rb8 16. h4 e5 17. Rh3 Qxd4 18. Bxf7+ Kxf7 19. Qh5+ Ke7 20. Nd5+ Kd8 21. Qf7 Qxe4 *", + "Moves": "f7c7 d8e8 d5f6", + "MovesSAN": "Qc7+ Ke8 Nxf6#", + "Themes": "fork mate mateIn2 middlegame short" + }, + { + "FEN": "8/5p1p/2p1b1p1/6k1/3B1R2/4P3/r6P/6K1 w - - 2 30", + "PGN": "1. d4 d5 2. c4 dxc4 3. Nc3 e5 4. dxe5 Qxd1+ 5. Nxd1 Nc6 6. e3 Nxe5 7. Nc3 Be6 8. Nf3 Nxf3+ 9. gxf3 O-O-O 10. Bg2 Nf6 11. O-O g6 12. b3 cxb3 13. axb3 a6 14. b4 Bxb4 15. Ne4 Nxe4 16. fxe4 Bc3 17. Rb1 Bf6 18. e5 Bxe5 19. Bxb7+ Kd7 20. Rd1+ Ke7 21. Ba3+ Kf6 22. Bxa6 Rxd1+ 23. Rxd1 Ra8 24. f4 Rxa6 25. fxe5+ Kxe5 26. Bb2+ Kf5 27. Rf1+ Kg5 28. Bd4 c6 29. Rf4 Ra2 *", + "Moves": "d4f6 g5h6 f4h4", + "MovesSAN": "Bf6+ Kh6 Rh4#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "2r1kb1r/4B3/N1R2pq1/4p3/Q3P3/1P3p1P/P2P1K2/5R2 b k - 0 24", + "PGN": "1. b3 d5 2. Bb2 c5 3. e3 b5 4. Bxb5+ Bd7 5. Bxd7+ Qxd7 6. Nf3 Nc6 7. c4 f6 8. cxd5 Qxd5 9. Nc3 Qd7 10. Qe2 a6 11. O-O e5 12. Ne4 Nge7 13. Nxc5 Qg4 14. h3 Qf5 15. Qc4 Rc8 16. Qa4 g5 17. e4 Qg6 18. Nxa6 h5 19. Rac1 h4 20. Ba3 g4 21. Bxe7 gxf3 22. g4 hxg3 23. Rxc6 gxf2+ 24. Kxf2 *", + "Moves": "g6g2 f2e1 g2e2", + "MovesSAN": "Qg2+ Ke1 Qe2#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "r1b1k1nr/1ppp1ppp/pb6/8/1PB1P3/5Q1P/Pq3PP1/RN2K2R w KQkq - 0 11", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Qf6 4. c3 Bc5 5. b4 Bb6 6. h3 a6 7. d4 exd4 8. cxd4 Nxd4 9. Bb2 Nxf3+ 10. Qxf3 Qxb2 *", + "Moves": "f3f7 e8d8 f7f8", + "MovesSAN": "Qxf7+ Kd8 Qf8#", + "Themes": "attackingF2F7 mate mateIn2 opening short" + }, + { + "FEN": "1k1N3r/1pp3pp/3b4/pP1pnB2/P6q/2P5/5PPP/R2Q1RK1 b - - 0 20", + "PGN": "1. e4 Nc6 2. d4 d5 3. e5 Bf5 4. Nf3 Qd7 5. Bd3 Bg4 6. Be3 O-O-O 7. c3 a6 8. O-O f6 9. exf6 Nxf6 10. Nbd2 Kb8 11. b4 e5 12. dxe5 Bxf3 13. Nxf3 Ng4 14. Bd4 Nxd4 15. Nxd4 Nxe5 16. a4 Bd6 17. b5 a5 18. Bf5 Qe7 19. Ne6 Qh4 20. Nxd8 *", + "Moves": "e5f3 g1h1 h4h2", + "MovesSAN": "Nf3+ Kh1 Qxh2#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "r7/1p1k1rpp/1Bp2p2/1n1p4/N5P1/1P1P1K1P/P7/4R3 w - - 1 27", + "PGN": "1. f4 d5 2. Nf3 Nc6 3. d3 e5 4. fxe5 Bg4 5. d4 Bxf3 6. exf3 Qh4+ 7. g3 Qxd4 8. Qxd4 Nxd4 9. Bd3 Nxf3+ 10. Kf2 Nxe5 11. Re1 Bd6 12. Bf4 f6 13. Nc3 Ne7 14. Rad1 c6 15. h3 O-O-O 16. Be3 Nxd3+ 17. cxd3 Nf5 18. Bxa7 Kc7 19. g4 Bg3+ 20. Kf3 Bxe1 21. Rxe1 Nd6 22. Na4 Rd7 23. Nb6 Rf7 24. Na4 Ra8 25. Bb6+ Kd7 26. b3 Nb5 *", + "Moves": "a4c5 d7d6 e1e6", + "MovesSAN": "Nc5+ Kd6 Re6#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "1r4k1/2q4p/3p2rB/p1p5/3p1Q2/1P6/P1P4P/2K2R2 w - - 2 32", + "PGN": "1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Bd3 Bg4 7. Bd2 Nc6 8. Ne2 Bxf3 9. gxf3 e5 10. d5 Nd4 11. Nxd4 exd4 12. Qe2 c6 13. dxc6 bxc6 14. O-O-O Rb8 15. f5 Qb6 16. b3 Rfe8 17. fxg6 fxg6 18. f4 a5 19. f5 gxf5 20. Rhg1 Kh8 21. Rxg7 Kxg7 22. Qg2+ Kh8 23. Qg5 Nxe4 24. Bxe4 Rxe4 25. Qf6+ Kg8 26. Bh6 Rg4 27. Qe6+ Kh8 28. Qf6+ Kg8 29. Qxf5 Rg6 30. Qf4 c5 31. Rf1 Qc7 *", + "Moves": "f4f8 b8f8 f1f8", + "MovesSAN": "Qf8+ Rxf8 Rxf8#", + "Themes": "endgame mate mateIn2 sacrifice short" + }, + { + "FEN": "5k2/2pr1p2/1pN1p3/8/4n1Q1/4B3/KP2n1P1/5q2 w - - 5 39", + "PGN": "1. d4 d6 2. c4 e6 3. Nc3 Ne7 4. e4 Nd7 5. f4 g6 6. a4 Bg7 7. h4 b6 8. h5 Bb7 9. hxg6 Nxg6 10. Bd3 Qe7 11. Nf3 O-O-O 12. a5 h5 13. axb6 axb6 14. c5 dxc5 15. Ba6 cxd4 16. Bxb7+ Kxb7 17. Qa4 Ra8 18. Qc4 Rxa1 19. Nb5 Nc5 20. Nfxd4 Bxd4 21. Nxd4 Nxf4 22. O-O Nfd3 23. Be3 Rxf1+ 24. Kxf1 Qf6+ 25. Ke2 Nf4+ 26. Kd2 Nxe4+ 27. Kc1 Rd8 28. Qc6+ Kc8 29. Nb5 Ne2+ 30. Kb1 Qf1+ 31. Ka2 Rd7 32. Na7+ Kd8 33. Qa8+ Ke7 34. Nc6+ Kf6 35. Qh8+ Kf5 36. Qxh5+ Kf6 37. Qh4+ Kg7 38. Qg4+ Kf8 *", + "Moves": "e3h6 f8e8 g4g8", + "MovesSAN": "Bh6+ Ke8 Qg8#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "8/kpp2r2/8/p3Q3/5q2/8/PPP5/1K1R4 w - - 0 28", + "PGN": "1. e4 Nf6 2. Nc3 d5 3. e5 d4 4. exf6 dxc3 5. fxg7 cxd2+ 6. Bxd2 Bxg7 7. Qh5 Nc6 8. O-O-O Bd7 9. Bh6 Bxh6+ 10. Qxh6 e5 11. Nf3 Qe7 12. Bb5 O-O-O 13. Rhe1 f6 14. Bxc6 Bxc6 15. Nd4 Qc5 16. Qh3+ Kb8 17. Nxc6+ Qxc6 18. f3 Qa4 19. Rxd8+ Rxd8 20. Kb1 Rd2 21. Rc1 a5 22. Qxh7 Rxg2 23. Qh8+ Ka7 24. Qxf6 Rxh2 25. Qxe5 Rh7 26. f4 Rf7 27. Rd1 Qxf4 *", + "Moves": "e5a5 a7b8 d1d8", + "MovesSAN": "Qxa5+ Kb8 Rd8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "4r2k/1p4p1/p3p2p/3pBr2/3P4/2P1Q3/PPq3PP/4R1K1 w - - 7 30", + "PGN": "1. e4 c6 2. Nf3 d5 3. exd5 cxd5 4. d4 Bg4 5. Bd3 Nf6 6. Bg5 e6 7. c3 Be7 8. Nbd2 O-O 9. Qc2 h6 10. Bh4 Nbd7 11. O-O Rc8 12. Ne5 Bh5 13. f4 Ng4 14. Bg3 Ne3 15. Bh7+ Kh8 16. Qd3 Nxf1 17. Rxf1 Nxe5 18. fxe5 f5 19. exf6 Bxf6 20. Bg6 Bxg6 21. Qxg6 Qe8 22. Qd3 a6 23. Re1 Qd7 24. Nf3 Rce8 25. Ne5 Bxe5 26. Bxe5 Qf7 27. Bg3 Qf5 28. Qe3 Qc2 29. Be5 Rf5 *", + "Moves": "e3h6 h8g8 h6g7", + "MovesSAN": "Qxh6+ Kg8 Qxg7#", + "Themes": "endgame kingsideAttack mate mateIn2 pin short" + }, + { + "FEN": "1r6/1PR5/8/5k1K/5P2/4P3/8/8 b - - 0 45", + "PGN": "1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 Bg4 5. Ne5 Be6 6. cxd5 cxd5 7. Qb3 Qc7 8. Bg5 Nc6 9. e3 Nxe5 10. dxe5 Nd7 11. Bb5 a6 12. Bxd7+ Qxd7 13. Qb6 f6 14. exf6 exf6 15. Bf4 Be7 16. O-O O-O 17. Rfd1 Bd8 18. Qd4 Rc8 19. Nxd5 Bxd5 20. Qxd5+ Qxd5 21. Rxd5 Bc7 22. Bxc7 Rxc7 23. Rad1 Rfc8 24. Kf1 Rc2 25. R5d2 R2c6 26. Rd8+ Rxd8 27. Rxd8+ Kf7 28. Rd7+ Kg6 29. Rxb7 Rc1+ 30. Ke2 Rc2+ 31. Kf3 Rc5 32. h4 a5 33. g4 h6 34. a3 f5 35. b4 fxg4+ 36. Kxg4 h5+ 37. Kg3 axb4 38. axb4 Rc8 39. b5 Kh6 40. b6 g5 41. Rc7 Rb8 42. b7 gxh4+ 43. Kxh4 Kg6 44. f4 Kf5 45. Kxh5 *", + "Moves": "b8h8 c7h7 h8h7", + "MovesSAN": "Rh8+ Rh7 Rxh7#", + "Themes": "endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "5R2/4r3/8/5Kp1/4p2k/4P3/5P2/8 w - - 18 68", + "PGN": "1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 a6 5. c5 Bf5 6. Bf4 Nbd7 7. h3 h6 8. e3 e6 9. b4 Ne4 10. Nxe4 Bxe4 11. Bd3 f5 12. O-O Be7 13. a4 O-O 14. Bxe4 dxe4 15. Ne5 Nxe5 16. Bxe5 Qd5 17. Rb1 Rfd8 18. Qb3 Qxb3 19. Rxb3 Rd5 20. Rfb1 Rc8 21. Bf4 Bf6 22. b5 axb5 23. axb5 e5 24. dxe5 Bxe5 25. Bxe5 Rxe5 26. Rc3 cxb5 27. Rxb5 Rc7 28. g3 Kf7 29. Kg2 Ke7 30. Rc4 Kd7 31. Rb6 Re6 32. Rb5 Rec6 33. g4 g6 34. Kg3 Ke6 35. Rcb4 Rxc5 36. Rxc5 Rxc5 37. Rxb7 fxg4 38. hxg4 h5 39. Rb6+ Kf7 40. Kf4 hxg4 41. Kxg4 Rf5 42. Kg3 Rf3+ 43. Kg2 Rf5 44. Kg3 Rf3+ 45. Kg2 Rf5 46. Rb4 Re5 47. Kg3 Kf6 48. Kg4 Rg5+ 49. Kf4 Rf5+ 50. Kg3 Rg5+ 51. Kh3 Rh5+ 52. Kg2 Rg5+ 53. Kf1 Rf5 54. Ke2 Re5 55. Rc4 Kf5 56. Rc6 Re6 57. Rc8 Kg4 58. Rf8 g5 59. Kd2 Re5 60. Kc3 Re6 61. Kd4 Re7 62. Rf6 Re8 63. Kd5 Re7 64. Rf8 Kh3 65. Kd6 Rg7 66. Ke5 Re7+ 67. Kf5 Kh4 *", + "Moves": "f8h8 e7h7 h8h7", + "MovesSAN": "Rh8+ Rh7 Rxh7#", + "Themes": "endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "4Rrk1/1p3ppp/p2N1p2/8/8/8/q4PP1/4RK2 w - - 0 26", + "PGN": "1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Nxf6+ exf6 6. Nf3 Bg4 7. Be2 Bd6 8. O-O O-O 9. Qd3 Qd7 10. Nh4 Be6 11. Be3 Na6 12. Rad1 Nb4 13. Qe4 Nd5 14. Bc4 Rae8 15. Rfe1 Qc7 16. Nf5 Bxh2+ 17. Kf1 Nxe3+ 18. Nxe3 Bxc4+ 19. Nxc4 Rxe4 20. Rxe4 Bd6 21. d5 a6 22. dxc6 Qxc6 23. Nxd6 Qxc2 24. Rde1 Qxb2 25. Re8 Qxa2 *", + "Moves": "e8f8 g8f8 e1e8", + "MovesSAN": "Rxf8+ Kxf8 Re8#", + "Themes": "attraction endgame mate mateIn2 short" + }, + { + "FEN": "5rk1/R5p1/1p3q2/2P3p1/2P5/4P3/P3Q1PP/R5K1 b - - 0 24", + "PGN": "1. d4 f5 2. Nf3 Nf6 3. c4 e6 4. Nc3 Be7 5. Bg5 O-O 6. e3 b6 7. d5 Bb7 8. dxe6 dxe6 9. Be2 Nbd7 10. O-O Nc5 11. b4 Nce4 12. Nxe4 Bxe4 13. Ne5 Qe8 14. f3 h6 15. fxe4 hxg5 16. exf5 exf5 17. Rxf5 c5 18. Ng4 Qg6 19. Nxf6+ Rxf6 20. Re5 Raf8 21. Rxe7 Rf2 22. Rxa7 Qf6 23. bxc5 Rxe2 24. Qxe2 *", + "Moves": "f6a1 e2d1 a1d1", + "MovesSAN": "Qxa1+ Qd1 Qxd1#", + "Themes": "endgame hangingPiece mate mateIn2 short" + }, + { + "FEN": "2k1r3/1pbnr3/p1p2p2/1PP4p/P5p1/3R3P/2Q3P1/3R3K b - - 0 33", + "PGN": "1. e4 e5 2. d4 exd4 3. c3 d3 4. f4 d6 5. Nf3 Bg4 6. Bxd3 Nf6 7. O-O Nbd7 8. Qa4 c6 9. Be3 Be7 10. e5 Nd5 11. Bd4 Bxf3 12. Rxf3 dxe5 13. fxe5 Bc5 14. Nd2 Qb6 15. Nc4 Bxd4+ 16. Kh1 Bxe5 17. Nxb6 N5xb6 18. Qa3 f6 19. Re1 Kd8 20. Bf5 Kc7 21. Bxd7 Nxd7 22. b4 Rae8 23. c4 a6 24. c5 Kc8 25. Qc1 Bb2 26. Qd1 Be5 27. a4 Re7 28. Rd3 Rhe8 29. h3 g5 30. Qb1 h5 31. Red1 g4 32. Qc2 Bc7 33. b5 *", + "Moves": "e7e1 d1e1 e8e1", + "MovesSAN": "Re1+ Rxe1 Rxe1#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "8/2p1rk2/5q1p/1p1P2p1/p5Q1/P1N5/1P3RPP/6K1 b - - 0 33", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 b5 5. Bb3 a5 6. a3 a4 7. Ba2 Bc5 8. O-O Nf6 9. c3 d6 10. d4 exd4 11. cxd4 Bb6 12. Bg5 h6 13. Bh4 g5 14. Bg3 Be6 15. Bxe6 fxe6 16. d5 exd5 17. exd5 Ne5 18. Nxe5 dxe5 19. Bxe5 Kf7 20. Bxf6 Kxf6 21. Nc3 Qd6 22. Qf3+ Kg7 23. Rae1 Rhf8 24. Qh5 Qg6 25. Re7+ Rf7 26. Rxf7+ Kxf7 27. Qf3+ Qf6 28. Qd3 Re8 29. Qh7+ Qg7 30. Qf5+ Qf6 31. Qd7+ Re7 32. Qg4 Bxf2+ 33. Rxf2 *", + "Moves": "e7e1 f2f1 f6f1", + "MovesSAN": "Re1+ Rf1 Qxf1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "2k3r1/pp3p2/3Q3p/2p2p2/3p4/P2P1nrP/1PP2RP1/6RK b - - 0 26", + "PGN": "1. e4 e6 2. Nf3 c5 3. Bc4 d5 4. exd5 exd5 5. Be2 Nf6 6. d3 Nc6 7. Nc3 Bd6 8. Bg5 d4 9. Ne4 h6 10. Bxf6 gxf6 11. O-O f5 12. Nxd6+ Qxd6 13. h3 Be6 14. Nd2 O-O-O 15. Bf3 Rhg8 16. Kh1 Bd5 17. a3 Ne5 18. Bxd5 Qxd5 19. f3 Rg3 20. Qe1 Rdg8 21. Rf2 Ng6 22. Nc4 Nh4 23. Qe5 Qc6 24. Rg1 Nxf3 25. Nd6+ Qxd6 26. Qxd6 *", + "Moves": "g3h3 g2h3 g8g1", + "MovesSAN": "Rxh3+ gxh3 Rxg1#", + "Themes": "arabianMate discoveredAttack endgame kingsideAttack mate mateIn2 short" + }, + { + "FEN": "7k/2p1r1pp/1p6/8/1Pn5/7P/2P2PP1/3R2K1 w - - 3 26", + "PGN": "1. e4 e5 2. Nc3 Nf6 3. d3 Bc5 4. Be3 Bb6 5. Nf3 d5 6. exd5 Nxd5 7. Nxd5 Qxd5 8. Bxb6 axb6 9. Be2 Rxa2 10. Rxa2 Qxa2 11. Nxe5 O-O 12. O-O Qe6 13. d4 Re8 14. h3 f6 15. Bg4 Qd5 16. Bxc8 fxe5 17. Bxb7 Qxb7 18. dxe5 Nc6 19. Qd5+ Kh8 20. e6 Na5 21. Qd7 Qc6 22. Qf7 Qxe6 23. Qxe6 Rxe6 24. b4 Nc4 25. Rd1 Re7 *", + "Moves": "d1d8 e7e8 d8e8", + "MovesSAN": "Rd8+ Re8 Rxe8#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "3r3k/8/Q1pr3p/6p1/8/8/PP6/K2R2R1 b - - 0 50", + "PGN": "1. f4 d5 2. e4 dxe4 3. Nc3 Nc6 4. Nxe4 e6 5. Bb5 Qh4+ 6. g3 Qd8 7. Nf3 Nf6 8. Neg5 Bd7 9. O-O Bc5+ 10. d4 Bb6 11. c3 a6 12. Bd3 h6 13. Nh3 Ne7 14. Qc2 Bc6 15. Ne5 Qd5 16. c4 Qh1+ 17. Kf2 Qxh2+ 18. Ke1 Ba5+ 19. Bd2 Bxd2+ 20. Qxd2 Qxh3 21. d5 Qxg3+ 22. Kd1 exd5 23. cxd5 Bd7 24. Rc1 Rc8 25. Re1 Bg4+ 26. Kc2 O-O 27. Rg1 Qh3 28. Rce1 Bf5 29. Re3 Bxd3+ 30. Nxd3 Qf5 31. Rxe7 Nxd5 32. Re5 Qd7 33. Qg2 g6 34. Rxd5 Qc6+ 35. Rc5 Qa4+ 36. Kb1 Rfd8 37. Ne5 Rd6 38. f5 Qd4 39. Nxg6 fxg6 40. Rcc1 Qd3+ 41. Ka1 Qxf5 42. Rcf1 Qd5 43. Qh2 Kg7 44. Qc2 g5 45. Qc3+ Qd4 46. Qf3 c6 47. Qf7+ Kh8 48. Qxb7 Rcd8 49. Qxa6 Qd1+ 50. Rxd1 *", + "Moves": "d6d1 g1d1 d8d1", + "MovesSAN": "Rxd1+ Rxd1 Rxd1#", + "Themes": "backRankMate endgame mate mateIn2 queenRookEndgame short" + }, + { + "FEN": "r3k2r/pb1ppp2/npp4p/5q2/7P/1B2BP2/PPP3Q1/2KR2R1 w kq - 5 20", + "PGN": "1. e4 g6 2. Nf3 Bg7 3. Nc3 h6 4. Bc4 c6 5. d4 Qc7 6. Ne5 Bxe5 7. dxe5 Qxe5 8. Qf3 Nf6 9. Bf4 Qd4 10. Bb3 g5 11. Be3 Qe5 12. O-O-O b6 13. h4 g4 14. Qe2 Nxe4 15. Nxe4 Qxe4 16. f3 gxf3 17. gxf3 Qf5 18. Rhg1 Na6 19. Qg2 Bb7 *", + "Moves": "g2g8 h8g8 g1g8", + "MovesSAN": "Qg8+ Rxg8 Rxg8#", + "Themes": "mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "5kr1/pp1R4/2p2Pq1/8/4N2Q/2P5/PP2nP2/K7 b - - 4 33", + "PGN": "1. d4 Nf6 2. Nc3 d5 3. Bg5 e6 4. e4 dxe4 5. Nxe4 Be7 6. Bxf6 Bxf6 7. Nf3 c6 8. c3 O-O 9. Bd3 Nd7 10. Qc2 g6 11. h4 Bg7 12. h5 Nf6 13. Neg5 Nd5 14. hxg6 fxg6 15. Bxg6 hxg6 16. Qxg6 Rxf3 17. gxf3 Qf6 18. Qh7+ Kf8 19. Qh5 Ke7 20. Ne4 Qf5 21. Qh2 Nf4 22. O-O-O Bd7 23. Rhg1 Rg8 24. Rg5 Qf7 25. Rg4 e5 26. dxe5 Bxg4 27. fxg4 Bxe5 28. Qh4+ Bf6 29. g5 Ne2+ 30. Kb1 Qg6 31. gxf6+ Kf7 32. Rd7+ Kf8 33. Ka1 *", + "Moves": "g6g1 d7d1 g1d1", + "MovesSAN": "Qg1+ Rd1 Qxd1#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "4r2k/5p1p/6n1/5NQ1/P7/1q4P1/5K1P/4r3 w - - 7 36", + "PGN": "1. e4 c5 2. Nf3 e6 3. g3 d5 4. exd5 exd5 5. d4 Nf6 6. Bg2 Be7 7. dxc5 O-O 8. b4 Nc6 9. c3 a5 10. Bd2 b6 11. cxb6 Qxb6 12. O-O axb4 13. cxb4 Nxb4 14. a3 Nd3 15. a4 Ba6 16. Be3 Qb2 17. Nbd2 Ng4 18. Rb1 Nxe3 19. fxe3 Qa3 20. Nd4 Bg5 21. Rb3 Qe7 22. Nf5 Bxe3+ 23. Kh1 Qc5 24. Qg4 g6 25. Bxd5 Ne5 26. Qe4 Bxf1 27. Nxf1 gxf5 28. Qxe3 Qxd5+ 29. Kg1 Rfe8 30. Qg5+ Ng6 31. Ne3 Qxb3 32. Nxf5 Re1+ 33. Kf2 Rae8 34. Nh6+ Kg7 35. Nf5+ Kh8 *", + "Moves": "g5f6 h8g8 f6g7", + "MovesSAN": "Qf6+ Kg8 Qg7#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "7k/8/7p/ppqRpQP1/2p2b1P/2P2P2/PP6/1K6 b - - 0 33", + "PGN": "1. e4 e5 2. Nf3 d6 3. Nc3 Nf6 4. Bc4 h6 5. d4 exd4 6. Nxd4 Be7 7. Nf5 Bxf5 8. exf5 O-O 9. Qf3 Nc6 10. Be3 Ne5 11. Qe2 Qd7 12. Bd3 c5 13. f3 c4 14. Be4 d5 15. O-O-O Bb4 16. Nxd5 Nxd5 17. Rxd5 Qc7 18. Bf4 f6 19. Bxe5 fxe5 20. c3 Be7 21. Rhd1 Rad8 22. Rxd8 Bxd8 23. Bd5+ Kh8 24. g4 b5 25. Re1 Bg5+ 26. Kb1 Bf4 27. h4 Rd8 28. Qe4 Qc5 29. Rd1 a5 30. f6 gxf6 31. g5 f5 32. Qxf5 Rxd5 33. Rxd5 *", + "Moves": "c5g1 d5d1 g1d1", + "MovesSAN": "Qg1+ Rd1 Qxd1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "rn2k2r/ppp2ppp/6q1/2bp4/8/5N1P/PPPPBn1K/RNB1QR2 b kq - 1 12", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. Bc4 d5 6. Bd3 Bg4 7. O-O Qf6 8. Be2 Bc5 9. h3 Bxh3 10. gxh3 Qg6+ 11. Kh2 Nxf2 12. Qe1 *", + "Moves": "c5d6 f3e5 d6e5", + "MovesSAN": "Bd6+ Ne5 Bxe5#", + "Themes": "mate mateIn2 opening short" + }, + { + "FEN": "br3r2/2RR1p1p/p1p1pk2/5p1B/2p2P2/P7/6PP/6K1 w - - 0 26", + "PGN": "1. d4 d5 2. c4 dxc4 3. e3 Nc6 4. Bxc4 e6 5. Nf3 Nf6 6. O-O a6 7. Nc3 Bb4 8. Qc2 O-O 9. e4 b5 10. Be2 Nxd4 11. Nxd4 Qxd4 12. Rd1 Qe5 13. a3 Bxc3 14. Qxc3 Qxc3 15. bxc3 Nxe4 16. Bb2 Bb7 17. f3 Nf6 18. c4 c6 19. Bxf6 gxf6 20. Rd7 Rab8 21. Rad1 f5 22. Rc7 Kg7 23. Rdd7 Ba8 24. f4 Kf6 25. Bh5 bxc4 *", + "Moves": "d7f7 f8f7 c7f7", + "MovesSAN": "Rxf7+ Rxf7 Rxf7#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "1r5k/1p1R2qp/6p1/3bNp2/pPn5/4P1P1/1Q3P1P/6K1 w - - 2 31", + "PGN": "1. d4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 O-O 5. O-O d6 6. b3 c5 7. Bb2 cxd4 8. Nxd4 d5 9. Nd2 e5 10. Nb5 a6 11. Nc3 d4 12. Nce4 Nxe4 13. Nxe4 f5 14. Nc5 Qe7 15. b4 Nc6 16. c3 dxc3 17. Qb3+ Kh8 18. Bxc3 a5 19. a3 Nd4 20. Qb2 Rb8 21. Nd3 a4 22. e3 Nb5 23. Bxe5 Rd8 24. Bxg7+ Qxg7 25. Ne5 Be6 26. Rfd1 Rxd1+ 27. Rxd1 Nxa3 28. Rd6 Bb3 29. Bd5 Bxd5 30. Rd7 Nc4 *", + "Moves": "e5g6 h7g6 b2g7", + "MovesSAN": "Nxg6+ hxg6 Qxg7#", + "Themes": "discoveredAttack master mate mateIn2 middlegame pin short" + }, + { + "FEN": "8/pp1R2pk/2p5/N1b1B1p1/P7/2P5/1r4PP/7K b - - 5 28", + "PGN": "1. e4 e5 2. f4 exf4 3. Nf3 Ne7 4. Bc4 Ng6 5. O-O Bc5+ 6. d4 Bb6 7. c3 O-O 8. e5 d5 9. exd6 Qxd6 10. Kh1 Bg4 11. Qd3 Nd7 12. Ng5 Nde5 13. dxe5 Qxd3 14. Bxd3 Nxe5 15. Bxh7+ Kh8 16. Bxf4 f6 17. Bxe5 fxg5 18. Rxf8+ Rxf8 19. Bd3 Re8 20. Bg3 Be2 21. Bxe2 Rxe2 22. Na3 Rxb2 23. Nc4 Rc2 24. Be5 Bc5 25. a4 c6 26. Na5 Rb2 27. Rd1 Kh7 28. Rd7 *", + "Moves": "b2b1 d7d1 b1d1", + "MovesSAN": "Rb1+ Rd1 Rxd1#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "6k1/2q2p1p/2Q2p1n/4r3/2PN2P1/4bB2/7K/3R1R2 b - - 0 32", + "PGN": "1. f4 e6 2. Nf3 Be7 3. e3 Bh4+ 4. g3 Bf6 5. d4 d5 6. Nc3 Nh6 7. Be2 c5 8. O-O cxd4 9. Nxd4 Nc6 10. Nxc6 bxc6 11. e4 d4 12. Na4 Qa5 13. c4 e5 14. f5 Ba6 15. Bd2 Qd8 16. Nc5 Bc8 17. Qa4 Bd7 18. b4 a6 19. g4 Bg5 20. Nxd7 Bxd2 21. Nxe5 O-O 22. Nxc6 Be3+ 23. Kh1 Qd7 24. b5 axb5 25. Qxb5 Ra3 26. Rad1 Rxa2 27. Bf3 Qc7 28. e5 Re8 29. f6 gxf6 30. Nxd4 Rxe5 31. Qc6 Rxh2+ 32. Kxh2 *", + "Moves": "e5h5 h2g2 h5h2", + "MovesSAN": "Rh5+ Kg2 Rh2#", + "Themes": "doubleCheck mate mateIn2 middlegame short" + }, + { + "FEN": "8/1p1N1pp1/p3pn1p/6k1/6P1/r4PKP/8/2R5 w - - 1 36", + "PGN": "1. e4 c5 2. Nf3 d6 3. Bc4 e6 4. O-O a6 5. a4 Nf6 6. d3 Be7 7. Bg5 h6 8. Bh4 Qb6 9. b3 Bd7 10. e5 Nh7 11. Bxe7 Kxe7 12. exd6+ Qxd6 13. d4 cxd4 14. Nxd4 Nc6 15. c3 Nxd4 16. cxd4 Bc6 17. Re1 Rhd8 18. d5 Bxd5 19. Bxd5 Qxd5 20. Qxd5 Rxd5 21. Nc3 Rd3 22. Rac1 Rc8 23. Nd5+ Kd8 24. Rxc8+ Kxc8 25. Nb6+ Kc7 26. a5 Rxb3 27. Rc1+ Kd6 28. Nc4+ Ke7 29. Nb6 Kf6 30. Nd7+ Kf5 31. h3 Rb5 32. g4+ Kg5 33. Kg2 Rxa5 34. Kg3 Ra3+ 35. f3 Nf6 *", + "Moves": "h3h4 g5g6 d7f8", + "MovesSAN": "h4+ Kg6 Nf8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r5k1/2pr1ppp/1pQ1p3/p3q3/4P3/1P5P/P4PP1/4R1K1 w - - 0 22", + "PGN": "1. e4 d5 2. exd5 Bf5 3. Nc3 Nf6 4. d4 Nxd5 5. Nf3 Nc6 6. Bc4 Ndb4 7. Bd3 Nxd3+ 8. cxd3 Nxd4 9. O-O e6 10. Qa4+ Nc6 11. Bf4 Bd6 12. Bxd6 Qxd6 13. Ne4 Bxe4 14. dxe4 O-O 15. Rad1 Qf4 16. Rfe1 Ne5 17. Nxe5 Qxe5 18. b3 b6 19. Qc6 Rfd8 20. h3 a5 21. Rd7 Rxd7 *", + "Moves": "c6a8 d7d8 a8d8", + "MovesSAN": "Qxa8+ Rd8 Qxd8#", + "Themes": "backRankMate endgame hangingPiece mate mateIn2 short" + }, + { + "FEN": "r2qk1nr/ppp2pp1/2n5/2bpP3/5PP1/2P2B1p/PP1BP2P/RN1QK2R b KQkq - 0 11", + "PGN": "1. d4 d5 2. Bg5 h6 3. Bd2 e5 4. dxe5 Nc6 5. f4 Bc5 6. Nf3 Bg4 7. g3 h5 8. Bg2 Bxf3 9. Bxf3 h4 10. g4 h3 11. c3 *", + "Moves": "d8h4 e1f1 h4f2", + "MovesSAN": "Qh4+ Kf1 Qf2#", + "Themes": "mate mateIn2 opening short" + }, + { + "FEN": "8/5p1k/6p1/QP6/7r/3q3B/P5P1/6RK b - - 0 35", + "PGN": "1. d4 d5 2. c4 Bg4 3. Qb3 b6 4. cxd5 Nf6 5. Nc3 e6 6. e4 exd5 7. exd5 Bd6 8. f3 Bf5 9. Bb5+ Nbd7 10. Bc6 Rb8 11. Nge2 O-O 12. O-O h6 13. Qa4 a5 14. Ng3 Bxg3 15. hxg3 Re8 16. g4 Bg6 17. Bf4 Re7 18. d6 cxd6 19. Bxd6 b5 20. Bxe7 Qxe7 21. Bxb5 h5 22. gxh5 Bxh5 23. Rae1 Qd6 24. Ne4 Nxe4 25. Rxe4 Bg6 26. Bxd7 Bxe4 27. fxe4 Rb4 28. Qc6 Qxd4+ 29. Kh1 Rc4 30. Qa8+ Kh7 31. Bh3 Qd3 32. Rg1 Rxe4 33. Qxa5 g6 34. b4 Rh4 35. b5 *", + "Moves": "h4h3 g2h3 d3h3", + "MovesSAN": "Rxh3+ gxh3 Qxh3#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r1bqkb1r/1ppn4/2np2p1/p6p/2P2P1P/P1N1P3/1PQ3P1/R1B1K1NR w KQkq - 0 12", + "PGN": "1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. e3 Nxe5 5. f4 Nec6 6. a3 a5 7. Nc3 g6 8. h4 h5 9. Bd3 d6 10. Qc2 Nd7 11. Bxg6 fxg6 *", + "Moves": "c2g6 e8e7 c3d5", + "MovesSAN": "Qxg6+ Ke7 Nd5#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "r1bqk2r/p1np1pbp/1p1Q2p1/1Np3B1/2P1n3/8/PP2PPPP/R3KB1R w KQkq - 0 11", + "PGN": "1. c4 e5 2. Nc3 g6 3. Nf3 Bg7 4. d4 exd4 5. Nxd4 c5 6. Ndb5 Nf6 7. Qd6 Na6 8. Bg5 b6 9. Nd5 Ne4 10. Ndc7+ Nxc7 *", + "Moves": "b5c7 d8c7 d6e7", + "MovesSAN": "Nxc7+ Qxc7 Qe7#", + "Themes": "fork mate mateIn2 opening short" + }, + { + "FEN": "r1b2rk1/pp3Npp/8/8/2B5/5R2/PP1q2PP/R5K1 w - - 0 17", + "PGN": "1. e4 e5 2. f4 d5 3. Nf3 exf4 4. exd5 Nf6 5. c4 c6 6. d4 cxd5 7. Bxf4 Ne4 8. Bd3 Bb4+ 9. Nbd2 O-O 10. O-O Nxd2 11. Bxd2 Bxd2 12. Qxd2 dxc4 13. Bxc4 Nc6 14. Ng5 Nxd4 15. Nxf7 Nf3+ 16. Rxf3 Qxd2 *", + "Moves": "f7h6 g8h8 f3f8", + "MovesSAN": "Nh6+ Kh8 Rxf8#", + "Themes": "backRankMate deflection discoveredAttack doubleCheck mate mateIn2 middlegame short" + }, + { + "FEN": "r2q4/ppp3r1/3p1kp1/3Bn3/2P1P2R/7Q/PP4PP/6K1 w - - 10 29", + "PGN": "1. Nf3 d6 2. c4 e5 3. e4 g6 4. Nc3 Bg7 5. d3 Ne7 6. Bg5 Nd7 7. Be2 O-O 8. O-O f6 9. Bd2 f5 10. Ng5 Nf6 11. f4 h6 12. Nf3 exf4 13. Bxf4 fxe4 14. Nxe4 Nxe4 15. Bxh6 Bxh6 16. dxe4 Be6 17. Nd4 Bf7 18. Bg4 Re8 19. Rxf7 Kxf7 20. Be6+ Kg7 21. Qg4 Nc6 22. Nf5+ Kh7 23. Nxh6 Kxh6 24. Qh3+ Kg7 25. Rf1 Re7 26. Rf4 Ne5 27. Rh4 Kf6 28. Bd5 Rg7 *", + "Moves": "h4f4 f6e7 h3e6", + "MovesSAN": "Rf4+ Ke7 Qe6#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "r4k2/1Q3p1p/p3p3/1p3n2/8/5NP1/PPP1q1rP/1K1R1R2 b - - 0 22", + "PGN": "1. e4 c5 2. Bc4 e6 3. Nc3 a6 4. d4 b5 5. Be2 cxd4 6. Qxd4 Nc6 7. Qd1 Bb7 8. Be3 Nf6 9. Nf3 Bb4 10. Bd2 Bxc3 11. Bxc3 Nxe4 12. Bxg7 Rg8 13. Bh6 Rg6 14. Bf4 Rxg2 15. Bg3 Nxg3 16. fxg3 Qb6 17. Rf1 Ne7 18. Qd3 Nf5 19. O-O-O Qe3+ 20. Kb1 Qxe2 21. Qxd7+ Kf8 22. Qxb7 *", + "Moves": "e2c2 b1a1 c2b2", + "MovesSAN": "Qxc2+ Ka1 Qxb2#", + "Themes": "mate mateIn2 middlegame queensideAttack short" + }, + { + "FEN": "5R2/6r1/1pp3k1/3p4/2p2P2/P1P3K1/2r2P2/7R w - - 1 41", + "PGN": "1. d4 d5 2. c3 Bf5 3. Bg5 c6 4. e3 Qb6 5. Qb3 e6 6. Nd2 h6 7. Bh4 Be7 8. Bxe7 Nxe7 9. Ngf3 Nd7 10. Be2 O-O 11. O-O c5 12. Qxb6 axb6 13. a3 Nc6 14. Bb5 Rfe8 15. Rfe1 e5 16. dxe5 Ndxe5 17. Nxe5 Rxe5 18. Rad1 Bc2 19. Rc1 Bg6 20. Nf3 Re7 21. Rcd1 Rd8 22. Rd2 Bh5 23. Bxc6 bxc6 24. h3 Bxf3 25. gxf3 c4 26. Red1 Rde8 27. Rd4 f5 28. h4 g5 29. hxg5 hxg5 30. Kg2 Kf7 31. Rh1 Kg6 32. Rdd1 Rg8 33. Kg3 Rgg7 34. Rh8 f4+ 35. exf4 gxf4+ 36. Kxf4 Rgf7+ 37. Kg3 Re2 38. Rdh1 Rg7 39. Rf8 Rxb2 40. f4 Rc2 *", + "Moves": "f4f5 g6g5 f2f4", + "MovesSAN": "f5+ Kg5 f4#", + "Themes": "endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "r2q1rk1/2p2ppp/p2bp3/1p1N4/1P1P3n/P3PP2/BB2QP1P/R4RK1 b - - 0 16", + "PGN": "1. d4 d5 2. Nf3 Nf6 3. e3 Nc6 4. Bd3 a6 5. O-O e6 6. a3 Bd6 7. c4 dxc4 8. Bxc4 b5 9. Ba2 Bb7 10. Nc3 O-O 11. b4 Ne7 12. Bb2 Ng6 13. Qc2 Bxf3 14. gxf3 Nh4 15. Qe2 Nd5 16. Nxd5 *", + "Moves": "d8g5 g1h1 g5g2", + "MovesSAN": "Qg5+ Kh1 Qg2#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "1QB2knr/p4pp1/4p3/4P2p/1b1q4/3b4/PP1N1PPP/R1B1K1NR b KQ - 2 15", + "PGN": "1. e4 c6 2. d4 d5 3. e5 h5 4. c4 dxc4 5. Bxc4 Bf5 6. Qb3 e6 7. Qxb7 Nd7 8. Qxc6 Rc8 9. Qa4 Qb6 10. Nd2 Bb4 11. Bb5 Bc2 12. Bxd7+ Kf8 13. Qb5 Qxd4 14. Bxc8 Bd3 15. Qb8 *", + "Moves": "d4e4 e1d1 d3c2", + "MovesSAN": "Qe4+ Kd1 Bc2#", + "Themes": "mate mateIn2 middlegame pin short" + }, + { + "FEN": "6k1/5rpq/4R3/1p1p4/1r6/7P/6PK/5R2 w - - 0 29", + "PGN": "1. e4 c5 2. Nf3 e6 3. b3 a6 4. Bb2 b5 5. c4 Bb7 6. d3 Nf6 7. e5 Ng4 8. d4 cxd4 9. h3 Bb4+ 10. Nbd2 Ne3 11. fxe3 dxe3 12. Bd3 exd2+ 13. Ke2 O-O 14. a3 Bxf3+ 15. Kxf3 Ba5 16. b4 Bc7 17. Qxd2 Qh4 18. cxb5 axb5 19. Rhf1 Nc6 20. Rae1 Qh5+ 21. Kg3 Nxe5 22. Bxh7+ Qxh7 23. Bxe5 Rxa3+ 24. Kh2 Bxe5+ 25. Rxe5 d5 26. Qf2 Rb3 27. Rxe6 Rxb4 28. Qxf7+ Rxf7 *", + "Moves": "e6e8 f7f8 f1f8", + "MovesSAN": "Re8+ Rf8 Rfxf8#", + "Themes": "endgame mate mateIn2 queenRookEndgame short" + }, + { + "FEN": "rr4k1/2p2p2/3b4/p1p1p1p1/P1PpP1P1/1P3q2/2PQ1P2/2KR3R w - - 0 20", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 4. Bxc6+ bxc6 5. d3 Nf6 6. Bg5 h6 7. Bxf6 Qxf6 8. h3 d5 9. Nbd2 d4 10. Nc4 Bd6 11. Qe2 Ba6 12. b3 Bxc4 13. dxc4 c5 14. O-O-O a5 15. a4 O-O 16. g4 g5 17. h4 Rfb8 18. hxg5 hxg5 19. Qd2 Qxf3 *", + "Moves": "d2g5 g8f8 h1h8", + "MovesSAN": "Qxg5+ Kf8 Rh8#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "2r3k1/2r2ppb/4p2p/4q3/p1P5/6P1/P2Q1PBP/3R2K1 w - - 0 26", + "PGN": "1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Nf3 Nc6 5. g3 Bf5 6. Bg2 e6 7. c3 h6 8. Bf4 Bd6 9. Bxd6 Qxd6 10. Nbd2 Nf6 11. O-O O-O 12. Re1 b5 13. Ne5 a5 14. c4 Nxd4 15. cxd5 Nxd5 16. Nb3 Nc2 17. Rc1 Nxe1 18. Qxe1 Rfc8 19. Rd1 a4 20. Nd4 Bh7 21. Nxb5 Qc5 22. Nc3 Nxc3 23. bxc3 Ra7 24. c4 Rac7 25. Qd2 Qxe5 *", + "Moves": "d2d8 c8d8 d1d8", + "MovesSAN": "Qd8+ Rxd8 Rxd8#", + "Themes": "backRankMate mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "r3r1k1/ppp2ppp/8/2qp4/8/2N5/PPPK2QP/R4B1R b - - 0 16", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 Nxd4 4. Nxd4 Nf6 5. Nf3 Bc5 6. Bg5 O-O 7. Nxe5 Bxf2+ 8. Kxf2 Nxe4+ 9. Ke1 Qxg5 10. Nf3 Qc5 11. Qe2 d5 12. Nfd2 Re8 13. Nc3 Bf5 14. Ndxe4 Bxe4 15. Kd2 Bxg2 16. Qxg2 *", + "Moves": "c5e3 d2d1 e3e1", + "MovesSAN": "Qe3+ Kd1 Qe1#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "3k4/p6R/3N4/2p5/3b3P/1BP2Pn1/7K/6r1 b - - 0 37", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. d4 e5 4. Be3 exd4 5. Qxd4 Qxd4 6. Bxd4 Nc6 7. Bc3 Bc5 8. Bxg7 Bd4 9. Bxh8 Bxh8 10. Nc3 Be6 11. Nf3 O-O-O 12. Bb5 Nb4 13. Ba4 Nf6 14. O-O Rg8 15. a3 Nbd5 16. Nd4 Nxc3 17. bxc3 Bh3 18. g3 Bxf1 19. Kxf1 Ne4 20. Nf5 Bf6 21. Bb3 Rg5 22. Bxf7 Nxc3 23. Re1 Kd7 24. h4 Rg4 25. Be6+ Kd8 26. Re3 c5 27. Rf3 Ra4 28. Nd6 Ke7 29. Bb3 Rxa3 30. Nxb7 Bd4 31. Rf7+ Ke8 32. Rxh7 Ra1+ 33. Kg2 Ne4 34. f3 Rg1+ 35. Kh2 Nxg3 36. Nd6+ Kd8 37. c3 *", + "Moves": "g3f1 h2h3 g1g3", + "MovesSAN": "Nf1+ Kh3 Rg3#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "1k6/pppr2pp/5n2/b7/8/1Rp4P/2P2PP1/1R4K1 w - - 0 29", + "PGN": "1. e4 e5 2. Nf3 d6 3. h3 Nc6 4. d3 f5 5. exf5 Bxf5 6. a3 Nf6 7. Nc3 Be7 8. Be3 Qd7 9. Qd2 O-O-O 10. Be2 Kb8 11. b4 Be6 12. b5 Na5 13. d4 exd4 14. Nxd4 Bc4 15. a4 Bxe2 16. Qxe2 Rhe8 17. Rb1 d5 18. Nb3 Nc4 19. Nc5 Nxe3 20. Nxd7+ Rxd7 21. Qxe3 Bb4 22. Qxe8+ Nxe8 23. Rb3 Ba5 24. O-O d4 25. Re1 Nf6 26. Reb1 dxc3 27. b6 Bxb6 28. a5 Bxa5 *", + "Moves": "b3b7 b8c8 b7b8", + "MovesSAN": "Rxb7+ Kc8 Rb8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "6k1/7p/R1P3p1/4b3/1B2p3/3r3P/5PP1/6K1 b - - 0 38", + "PGN": "1. e4 d6 2. Qf3 g6 3. Bc4 Nf6 4. d3 Bg7 5. Ne2 O-O 6. c3 Bg4 7. Qe3 Nc6 8. h3 Bxe2 9. Qxe2 Ne5 10. Nd2 Nxc4 11. Nxc4 e5 12. O-O a6 13. Ne3 Nd7 14. Qf3 Nb6 15. b3 Qd7 16. a4 c6 17. a5 Nc8 18. c4 Ne7 19. Re1 c5 20. Rb1 Nc6 21. Ba3 Nxa5 22. b4 cxb4 23. Bxb4 Nc6 24. Ba3 Nd4 25. Qg3 f5 26. exf5 Nxf5 27. Nxf5 Rxf5 28. Re3 Rff8 29. Rf3 Rxf3 30. Qxf3 Rf8 31. Qxb7 Qxb7 32. Rxb7 Rd8 33. Ra7 d5 34. Rxa6 dxc4 35. dxc4 Rd3 36. Bb4 e4 37. c5 Be5 38. c6 *", + "Moves": "d3d1 b4e1 d1e1", + "MovesSAN": "Rd1+ Be1 Rxe1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r1bq1rk1/1p6/2p1pbpp/p7/4Q3/2PB2B1/PP4PP/5R1K w - - 0 21", + "PGN": "1. e4 c6 2. Nc3 d5 3. d4 dxe4 4. Bc4 Nf6 5. f3 exf3 6. Nxf3 e6 7. O-O Be7 8. Bg5 Nbd7 9. Bd3 h6 10. Bh4 Nd5 11. Bg3 O-O 12. Ne4 Ne3 13. Qe2 Nxf1 14. Rxf1 Nf6 15. Nxf6+ Bxf6 16. Ne5 Qxd4+ 17. Kh1 a5 18. c3 Qd8 19. Qe4 g6 20. Nxg6 fxg6 *", + "Moves": "e4g6 f6g7 g6h7", + "MovesSAN": "Qxg6+ Bg7 Qh7#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "2r5/p4p1k/4pBp1/PR1pP2b/2r5/2P3QR/2q2PKP/8 w - - 0 37", + "PGN": "1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. Nf3 c5 6. Bg5 Qb6 7. dxc5 Bxc5 8. Qd2 Bb4 9. a3 Qa5 10. Bb5 O-O 11. Bxd7 Bxd7 12. O-O Bxc3 13. bxc3 Bb5 14. Rfe1 Nc6 15. Nd4 Bc4 16. Qe3 Rfc8 17. Qg3 Qc7 18. Bf6 g6 19. Nxc6 Qxc6 20. Qg5 Qe8 21. Rab1 b6 22. a4 Qf8 23. a5 h6 24. Qh4 b5 25. Re3 Kh7 26. Rh3 Be2 27. Re3 Bc4 28. Rb4 Rc7 29. Rh3 Rac8 30. Bg5 h5 31. g4 Be2 32. gxh5 Bxh5 33. Rxb5 Rc4 34. Qg3 Qa3 35. Bf6 Qc1+ 36. Kg2 Qxc2 *", + "Moves": "h3h5 g6h5 g3g7", + "MovesSAN": "Rxh5+ gxh5 Qg7#", + "Themes": "mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "r3r1k1/1p1b1pp1/p1n4p/3p4/1P1P1q2/P4N1P/2Qn1PP1/1BR1R1K1 w - - 0 19", + "PGN": "1. e4 e6 2. d4 d5 3. exd5 exd5 4. Bd3 Nf6 5. h3 c5 6. c3 Nc6 7. Nf3 Be7 8. O-O O-O 9. a3 a6 10. b4 cxd4 11. cxd4 h6 12. Bf4 Bd6 13. Bxd6 Qxd6 14. Nbd2 Bd7 15. Rc1 Rfe8 16. Bb1 Ne4 17. Re1 Qf4 18. Qc2 Nxd2 *", + "Moves": "c2h7 g8f8 h7h8", + "MovesSAN": "Qh7+ Kf8 Qh8#", + "Themes": "kingsideAttack master mate mateIn2 middlegame short" + }, + { + "FEN": "6k1/1bp4p/1pnq2pB/p3p2P/P7/3P2PB/1b4N1/5Q1K w - - 0 28", + "PGN": "1. Nf3 Nf6 2. g3 Nc6 3. Bg2 g6 4. O-O Bg7 5. d3 O-O 6. Nbd2 b6 7. h4 Bb7 8. e4 e5 9. a4 a5 10. Nc4 d6 11. Ne1 Re8 12. f4 exf4 13. Bxf4 Nd7 14. Rb1 Bd4+ 15. Kh1 Nde5 16. Nxe5 dxe5 17. Bh6 Qd6 18. Qf3 Re7 19. Bg5 Rd7 20. Bh3 f5 21. h5 Rf8 22. Ng2 Rdf7 23. Bh6 fxe4 24. Qe2 exd3 25. cxd3 Rxf1+ 26. Rxf1 Rxf1+ 27. Qxf1 Bxb2 *", + "Moves": "h3e6 d6e6 f1f8", + "MovesSAN": "Be6+ Qxe6 Qf8#", + "Themes": "kingsideAttack mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "2r3k1/p1r2pP1/4p3/q2p4/3P4/1P1n4/P1p1B3/K1Q4R w - - 0 31", + "PGN": "1. d4 Nf6 2. Bf4 c6 3. Nf3 d5 4. c3 Bg4 5. Nbd2 e6 6. h3 Bh5 7. g4 Bg6 8. Nh4 c5 9. Nxg6 hxg6 10. e3 Nc6 11. Bg2 cxd4 12. exd4 Bd6 13. Bxd6 Qxd6 14. Qf3 O-O 15. O-O-O Rac8 16. Kb1 Na5 17. Qe3 Nc4 18. Nxc4 Rxc4 19. Bf1 Rc7 20. Be2 Rfc8 21. h4 b5 22. h5 gxh5 23. gxh5 b4 24. h6 bxc3 25. b3 Qa3 26. Qc1 c2+ 27. Ka1 Qa5 28. Rd2 Ne4 29. Rd3 Nxf2 30. hxg7 Nxd3 *", + "Moves": "h1h8 g8g7 c1h6", + "MovesSAN": "Rh8+ Kxg7 Qh6#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "r3r1k1/1bq2pp1/p1np1b1p/1p4N1/8/4Q1P1/PP3PBP/R1B1R1K1 w - - 0 19", + "PGN": "1. Nf3 c5 2. g3 d6 3. Bg2 Nf6 4. O-O a6 5. d3 Nc6 6. c3 Qc7 7. e4 b5 8. Nbd2 Bb7 9. d4 cxd4 10. cxd4 e6 11. d5 exd5 12. exd5 Nxd5 13. Re1+ Be7 14. Ng5 Nf6 15. Qb3 O-O 16. Qe3 Rfe8 17. Nde4 h6 18. Nxf6+ Bxf6 *", + "Moves": "e3e8 a8e8 e1e8", + "MovesSAN": "Qxe8+ Rxe8 Rxe8#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "3r1rk1/ppp2ppp/8/4R3/8/P7/1PP2PPP/R1B3K1 b - - 0 16", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. a3 Nf6 4. Nc3 d5 5. exd5 Nxd5 6. Nxd5 Qxd5 7. d3 Bg4 8. Be2 e4 9. dxe4 Qxd1+ 10. Bxd1 Rd8 11. O-O Bd6 12. e5 Nxe5 13. Nxe5 Bxd1 14. Rxd1 Bxe5 15. Re1 O-O 16. Rxe5 *", + "Moves": "d8d1 e5e1 d1e1", + "MovesSAN": "Rd1+ Re1 Rxe1#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "4r1k1/p1R2p1p/6p1/3Q1P2/P2b3P/3p2PK/2P5/6q1 w - - 0 36", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. Nc3 Nxc3 6. dxc3 Be7 7. Bc4 O-O 8. O-O Be6 9. Bd3 Nc6 10. Re1 Bg4 11. h3 Bh5 12. Bf4 Qd7 13. a4 Rae8 14. Bc4 Bf6 15. Qd3 Bxf3 16. Qxf3 Ne5 17. Bxe5 Bxe5 18. Bd3 g6 19. Bb5 c6 20. Bd3 Bg7 21. Qg3 d5 22. f4 Qc7 23. Qf3 Qb6+ 24. Kh1 Rxe1+ 25. Rxe1 Qxb2 26. f5 Qxc3 27. Re7 Qa1+ 28. Kh2 Be5+ 29. g3 Qe1 30. Rxb7 Bd4 31. Qg2 Re8 32. Rc7 c5 33. h4 c4 34. Qxd5 Qg1+ 35. Kh3 cxd3 *", + "Moves": "d5f7 g8h8 f7e8", + "MovesSAN": "Qxf7+ Kh8 Qxe8#", + "Themes": "endgame fork mate mateIn2 short" + }, + { + "FEN": "2kr3r/p1p2p2/1p4p1/6p1/3PNPq1/1P1QP3/P6P/R4R1K b - - 0 22", + "PGN": "1. b3 e5 2. Bb2 Nc6 3. Nf3 d6 4. e3 Bf5 5. Be2 Nf6 6. d4 e4 7. Nfd2 d5 8. c4 b6 9. cxd5 Nxd5 10. Nc3 Nxc3 11. Bxc3 Bb4 12. Bxb4 Nxb4 13. Bg4 Qd7 14. Bxf5 Qxf5 15. O-O Nd3 16. g4 Qe6 17. f4 g6 18. g5 h6 19. Qc2 Qg4+ 20. Kh1 hxg5 21. Nxe4 O-O-O 22. Qxd3 *", + "Moves": "h8h2 h1h2 d8h8", + "MovesSAN": "Rxh2+ Kxh2 Rh8#", + "Themes": "attraction kingsideAttack mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "6k1/ppp3p1/7p/2q5/4R3/2PP2QP/PP3rP1/7K b - - 0 27", + "PGN": "1. e4 Nf6 2. Nc3 e5 3. Nf3 Nc6 4. Bc4 Nxe4 5. Nxe4 d5 6. Bxd5 Qxd5 7. Nc3 Qd8 8. h3 Bc5 9. O-O O-O 10. d3 h6 11. Be3 Qe7 12. Nd5 Qd6 13. Nc3 Nd4 14. Ne4 Qe7 15. c3 Nxf3+ 16. Qxf3 Bxe3 17. fxe3 Bd7 18. Qg3 f5 19. Nd2 f4 20. exf4 exf4 21. Rxf4 Rxf4 22. Qxf4 Rf8 23. Qg3 Bc6 24. Re1 Qc5+ 25. Kh1 Rf2 26. Ne4 Bxe4 27. Rxe4 *", + "Moves": "f2f1 h1h2 c5g1", + "MovesSAN": "Rf1+ Kh2 Qg1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "2k2r2/ppp5/N4p2/1P1p4/PQ1Pp3/2P1P3/5qp1/3K4 w - - 0 35", + "PGN": "1. a4 d5 2. b3 Qd6 3. Bb2 Nc6 4. e3 e5 5. Bb5 Be6 6. Nf3 f6 7. d4 e4 8. Nfd2 O-O-O 9. Ba3 Qd7 10. Bxc6 Qxc6 11. Bxf8 Rxf8 12. h3 h5 13. c3 Nh6 14. b4 Nf5 15. b5 Qd7 16. Nb3 Nh4 17. Kf1 Nf3 18. gxf3 Bxh3+ 19. Ke1 Bg2 20. Rg1 Bxf3 21. Qd2 h4 22. Qb2 h3 23. N1d2 h2 24. Nxf3 hxg1=Q+ 25. Nxg1 Rh1 26. Kf1 Qh3+ 27. Ke2 Qg4+ 28. Kd2 Rxg1 29. Rxg1 Qxg1 30. Ke2 g5 31. Nc5 g4 32. Qb4 g3 33. Na6 Qxf2+ 34. Kd1 g2 *", + "Moves": "b4f8 c8d7 a6c5", + "MovesSAN": "Qxf8+ Kd7 Nc5#", + "Themes": "endgame hangingPiece mate mateIn2 short" + }, + { + "FEN": "2kr4/ppp2p1p/8/8/4b3/6Q1/PPP2qPP/1KR2B1R b - - 1 22", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nxd4 5. Qxd4 Nf6 6. Nc3 Be7 7. e5 Ng8 8. e6 dxe6 9. Qxg7 Bf6 10. Qg3 Bd7 11. Bd2 Bc6 12. O-O-O Qe7 13. Bf4 e5 14. Re1 O-O-O 15. Bxe5 Bxe5 16. Qxe5 Qh4 17. Qxh8 Nf6 18. Qg7 Qf4+ 19. Kb1 Qxf2 20. Rc1 Ne4 21. Nxe4 Bxe4 22. Qg3 *", + "Moves": "f2c2 c1c2 d8d1", + "MovesSAN": "Qxc2+ Rxc2 Rd1#", + "Themes": "mate mateIn2 middlegame pin queensideAttack sacrifice short" + }, + { + "FEN": "4bbk1/2R4p/8/1p1PQ3/4PpPn/r5qP/P3B1P1/6RK b - - 0 33", + "PGN": "1. Nf3 g6 2. d4 Bg7 3. c4 Nf6 4. Nc3 O-O 5. e4 d6 6. Be2 e5 7. O-O Nc6 8. d5 Ne7 9. b4 a5 10. Ba3 axb4 11. Bxb4 Nd7 12. Nd2 f5 13. f3 f4 14. Nb3 g5 15. c5 Rf6 16. cxd6 cxd6 17. Nb5 Qb6+ 18. Rf2 g4 19. Bxd6 Rxd6 20. Nxd6 Qxd6 21. fxg4 Nc5 22. Qc2 Nxb3 23. Qxb3 Ng6 24. Bf3 Bd7 25. Rc1 b5 26. Rfc2 Bf8 27. Rc7 Be8 28. h3 Nh4 29. Be2 Ra3 30. Qb2 Qb6+ 31. Kh1 Qf2 32. Rg1 Qg3 33. Qxe5 *", + "Moves": "g3h3 g2h3 a3h3", + "MovesSAN": "Qxh3+ gxh3 Rxh3#", + "Themes": "kingsideAttack master mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "6k1/5pp1/7p/p4B2/8/1RP4P/5rPK/3r4 w - - 0 36", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. Be2 Nf6 6. O-O Be7 7. d4 O-O 8. Nc3 d5 9. Bf4 c6 10. Be5 Bd6 11. Bd3 Bg4 12. h3 Bxf3 13. Qxf3 Be7 14. Bxf6 Bxf6 15. Ne2 Nd7 16. c3 c5 17. Qxd5 cxd4 18. Nxd4 Bxd4 19. Qxd4 Nf6 20. Qxd8 Raxd8 21. Rad1 Rd5 22. Bc4 Rc5 23. Bb3 h6 24. Rfe1 Rg5 25. Re7 Rb5 26. Rd4 a5 27. Rc4 Nd5 28. Rd7 Nb6 29. Ba4 Rxb2 30. Rcc7 Nxd7 31. Bxd7 Rxa2 32. Rxb7 Rc2 33. Rb3 Rd8 34. Bf5 Rd1+ 35. Kh2 Rxf2 *", + "Moves": "b3b8 d1d8 b8d8", + "MovesSAN": "Rb8+ Rd8 Rxd8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "6k1/p4Rr1/4P2Q/3Pp1p1/2p1B3/2P3PK/Pq5P/8 b - - 5 36", + "PGN": "1. c4 g6 2. g3 Bg7 3. Bg2 d6 4. Nf3 e5 5. O-O f5 6. Nc3 Nh6 7. d4 e4 8. Ng5 O-O 9. f3 Nc6 10. fxe4 Nxd4 11. Be3 c5 12. Nd5 Ng4 13. Bf4 h6 14. Nh3 g5 15. Bc1 b5 16. exf5 Bb7 17. e4 bxc4 18. Qxg4 Bxd5 19. exd5 Qe8 20. Bd2 Qf7 21. Bc3 Be5 22. Rae1 Qf6 23. Nf4 Rae8 24. Ne6 Nxe6 25. Bxe5 dxe5 26. fxe6 Qg7 27. Be4 Rf6 28. Rxf6 Qxf6 29. Rf1 Qd8 30. Qf5 Re7 31. Qg6+ Rg7 32. Qxh6 c3 33. bxc3 c4 34. Rf7 Qb6+ 35. Kg2 Qb2+ 36. Kh3 *", + "Moves": "g5g4 h3h4 b2h2", + "MovesSAN": "g4+ Kh4 Qxh2#", + "Themes": "deflection endgame mate mateIn2 short" + }, + { + "FEN": "N1bk4/1p2b1rp/p2p1n2/3Nq3/B1P5/8/PP1B1PPP/R5K1 w - - 0 19", + "PGN": "1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 4. Ba4 Nf6 5. O-O Nxe4 6. Re1 Nf6 7. d4 cxd4 8. Nxd4 a6 9. c4 e6 10. Nc3 Be7 11. Rxe6 fxe6 12. Nxe6 Qa5 13. Bd2 Qe5 14. Nc7+ Kd8 15. Nxa8 Ng4 16. Qxg4 Nf6 17. Qxg7 Rg8 18. Nd5 Rxg7 *", + "Moves": "d2a5 b7b6 a5b6", + "MovesSAN": "Ba5+ b6 Bxb6#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "3r2k1/Q5b1/b4q1p/7N/8/2P1P1P1/PP3PP1/4K2R b K - 2 27", + "PGN": "1. d4 Nf6 2. Nf3 g6 3. Bf4 Bg7 4. c3 h6 5. e3 Nh5 6. Bg3 Nxg3 7. hxg3 d6 8. Bd3 e5 9. Qc2 f5 10. dxe5 dxe5 11. Nh4 Qf6 12. Nd2 Be6 13. Rd1 e4 14. Nxe4 fxe4 15. Bxe4 c6 16. Nxg6 Rg8 17. Nf4 Na6 18. Qa4 Rc8 19. Bg6+ Ke7 20. Qa3+ c5 21. Be4 Rgd8 22. Rxd8 Rxd8 23. Bxb7 Bc4 24. Bxa6 Bxa6 25. Qxc5+ Kf7 26. Qxa7+ Kg8 27. Nh5 *", + "Moves": "f6c3 b2c3 g7c3", + "MovesSAN": "Qxc3+ bxc3 Bxc3#", + "Themes": "mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "8/p7/P5p1/7p/4Q2P/2K5/8/3k1q2 w - - 0 59", + "PGN": "1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. f4 dxe5 6. fxe5 Nc6 7. Nf3 Bg4 8. Be3 e6 9. Be2 Bxf3 10. gxf3 Qh4+ 11. Bf2 Qf4 12. Qd2 Qxd2+ 13. Kxd2 O-O-O 14. a3 Nxe5 15. Kc3 Nc6 16. b4 g6 17. b5 Nxd4 18. Bxd4 Rxd4 19. Kxd4 Bg7+ 20. Kd3 Rd8+ 21. Kc2 Bxa1 22. Nc3 Bxc3 23. Kxc3 Na4+ 24. Kb4 Nb6 25. Kc3 c6 26. h4 h6 27. Bd3 cxb5 28. cxb5 Nd5+ 29. Kb3 Nf4 30. Rc1+ Kb8 31. Bf1 Rd5 32. a4 Rh5 33. Rd1 Nd5 34. Bc4 Kc7 35. Rd4 b6 36. Bxd5 Rxd5 37. Rc4+ Kd7 38. Kc3 f5 39. f4 Rc5 40. Rxc5 bxc5 41. Kc4 Kd6 42. a5 h5 43. a6 e5 44. fxe5+ Kxe5 45. b6 f4 46. b7 f3 47. b8=Q+ Ke4 48. Kxc5 f2 49. Qf8 Ke3 50. Kc4 Ke2 51. Qe7+ Kd1 52. Qf6 Ke2 53. Qe5+ Kd1 54. Qf4 Ke1 55. Qg3 Ke2 56. Qg2 Ke1 57. Qe4+ Kd1 58. Kc3 f1=Q *", + "Moves": "e4c2 d1e1 c2d2", + "MovesSAN": "Qc2+ Ke1 Qd2#", + "Themes": "endgame mate mateIn2 queenEndgame short" + }, + { + "FEN": "1k6/7P/p5Q1/1p4P1/3n4/8/PP1q4/KR6 b - - 0 40", + "PGN": "1. h4 e5 2. g4 Nc6 3. d3 d5 4. g5 g6 5. f4 Bd6 6. fxe5 Bxe5 7. Nf3 Nge7 8. Nxe5 Nxe5 9. Nc3 Nf5 10. Bf4 Nc6 11. Bg2 a6 12. Bxd5 Be6 13. Bxe6 fxe6 14. Qd2 Qd4 15. O-O-O O-O-O 16. e3 Qb6 17. e4 Nfd4 18. Qg2 e5 19. Be3 Kb8 20. Nd5 Qc5 21. c3 Na5 22. Kb1 c6 23. cxd4 exd4 24. Rc1 Qd6 25. Bxd4 cxd5 26. Bxh8 Rxh8 27. exd5 Rd8 28. Rhf1 b5 29. Rf7 Rd7 30. Rxd7 Qxd7 31. Qe4 Nb7 32. Qe6 Qd8 33. Qf7 Qd6 34. Qxh7 Qxd5 35. Qxg6 Nd6 36. h5 Nf5 37. h6 Qxd3+ 38. Ka1 Qd2 39. Rb1 Nd4 40. h7 *", + "Moves": "d4b3 a2b3 d2a5", + "MovesSAN": "Nb3+ axb3 Qa5#", + "Themes": "endgame mate mateIn2 sacrifice short" + }, + { + "FEN": "r1b2rk1/7p/p3p3/2N2pq1/2Pp2p1/5P2/PPB2P1P/R2Q1RK1 b - - 0 24", + "PGN": "1. e4 Nc6 2. d4 f5 3. e5 e6 4. Nf3 Nge7 5. Nc3 Ng6 6. Bd3 a6 7. O-O d5 8. Bg5 Be7 9. Bxe7 Qxe7 10. Na4 O-O 11. Nc5 b6 12. Nb3 Nf4 13. c3 g5 14. Bc2 g4 15. Nfd2 Qg5 16. Nc1 Ne7 17. Nd3 Nxd3 18. Bxd3 c5 19. dxc5 bxc5 20. c4 d4 21. Nb3 Nc6 22. Nxc5 Nxe5 23. Bc2 Nf3+ 24. gxf3 *", + "Moves": "g4f3 g1h1 g5g2", + "MovesSAN": "gxf3+ Kh1 Qg2#", + "Themes": "discoveredAttack kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "6k1/p4pBb/p4P2/2p1r1P1/2p5/8/PP5K/3R4 w - - 0 33", + "PGN": "1. e4 e6 2. d4 d5 3. Nd2 Bb4 4. c3 Bd6 5. exd5 exd5 6. Ngf3 Nf6 7. Be2 O-O 8. O-O Re8 9. Nb3 Bg4 10. Re1 Na6 11. h3 Bh5 12. Bxa6 bxa6 13. Nbd2 c5 14. g4 Bg6 15. Ne5 Bxe5 16. dxe5 Ne4 17. Nxe4 Bxe4 18. f3 Bg6 19. g5 Qd7 20. Kh2 Qc7 21. f4 Qd7 22. Qg4 Qxg4 23. hxg4 h6 24. f5 Bh7 25. gxh6 gxh6 26. Bxh6 Kh8 27. f6 Re6 28. Bg7+ Kg8 29. g5 Rae8 30. c4 dxc4 31. Rad1 Rxe5 32. Rxe5 Rxe5 *", + "Moves": "d1d8 e5e8 d8e8", + "MovesSAN": "Rd8+ Re8 Rxe8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r4rk1/5p1p/p1nppp2/q1p5/2P4P/3B1P2/P3KP2/Q6R w - - 0 22", + "PGN": "1. d4 b5 2. e4 Bb7 3. d5 Nf6 4. Nc3 b4 5. Nb5 a6 6. Nd4 Nxe4 7. c4 bxc3 8. bxc3 Bxd5 9. c4 Bb7 10. Ngf3 e6 11. Bd3 Nf6 12. Bg5 Be7 13. Ne5 c5 14. Ndf3 d6 15. Bxf6 Bxf6 16. Ng4 Bxa1 17. Qxa1 O-O 18. h4 Bxf3 19. gxf3 Qa5+ 20. Ke2 Nc6 21. Nf6+ gxf6 *", + "Moves": "h1g1 g8h8 a1f6", + "MovesSAN": "Rg1+ Kh8 Qxf6#", + "Themes": "intermezzo kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "6k1/5ppp/4p3/1R1p4/3Pn3/P1r1PN2/5PPP/6K1 b - - 0 24", + "PGN": "1. d4 Nf6 2. e3 d5 3. Nf3 Bf5 4. Bd3 Bg6 5. O-O e6 6. c4 dxc4 7. Bxc4 Bd6 8. Nc3 O-O 9. a3 Nc6 10. Nb5 a6 11. Nxd6 cxd6 12. Bd3 Bxd3 13. Qxd3 d5 14. Bd2 Qb6 15. b4 Ne4 16. Rac1 Rfc8 17. Be1 a5 18. bxa5 Nxa5 19. Rxc8+ Rxc8 20. Bxa5 Qxa5 21. Qb3 b5 22. Rb1 Rc3 23. Qxb5 Qxb5 24. Rxb5 *", + "Moves": "c3c1 f3e1 c1e1", + "MovesSAN": "Rc1+ Ne1 Rxe1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "1k1r3r/1pp1q1p1/P2p3p/3Pp3/P3Pp1n/2N2P2/2P1QP1P/3R1RK1 b - - 0 20", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Nc3 d6 4. Bb5 Bd7 5. d3 a6 6. Bxc6 Bxc6 7. Bg5 Be7 8. Qd2 h6 9. Bxe7 Nxe7 10. O-O Ng6 11. d4 Qe7 12. Rad1 O-O-O 13. d5 Bd7 14. Qe3 Kb8 15. b4 f5 16. a4 f4 17. Qe2 Bg4 18. b5 Nh4 19. bxa6 Bxf3 20. gxf3 *", + "Moves": "e7g5 g1h1 g5g2", + "MovesSAN": "Qg5+ Kh1 Qg2#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "2r2r2/p3ppkp/2Ppb1p1/q7/1p1N3P/5P2/PPPQ2P1/1K1R1B1R b - - 0 18", + "PGN": "1. d4 Nf6 2. Nf3 g6 3. Nc3 Bg7 4. e4 d6 5. Bg5 O-O 6. Qd2 c5 7. O-O-O cxd4 8. Nxd4 Nc6 9. Nde2 Be6 10. Bh6 b5 11. Bxg7 Kxg7 12. f3 Qa5 13. Kb1 b4 14. Nd5 Nxd5 15. exd5 Bf5 16. dxc6 Rac8 17. Nd4 Be6 18. h4 *", + "Moves": "a5a2 b1c1 a2a1", + "MovesSAN": "Qxa2+ Kc1 Qa1#", + "Themes": "master mate mateIn2 middlegame queensideAttack short" + }, + { + "FEN": "8/5k2/5p1p/R3b3/8/2P2R1P/4r1P1/7K b - - 0 30", + "PGN": "1. e4 e5 2. f4 exf4 3. Nf3 Nf6 4. Nc3 d5 5. exd5 Nxd5 6. Bc4 Nxc3 7. bxc3 Bd6 8. O-O O-O 9. d4 Nc6 10. Kh1 Bg4 11. Qd3 Ne7 12. Ng5 Bf5 13. Qf3 Ng6 14. Qh5 h6 15. Nxf7 Rxf7 16. Qxf5 Qf6 17. Qxf6 gxf6 18. Bxf7+ Kxf7 19. c4 Re8 20. c5 Bf8 21. Bxf4 Nxf4 22. Rxf4 Re2 23. c3 b6 24. cxb6 axb6 25. a4 c5 26. dxc5 Bxc5 27. h3 Bd6 28. Rf3 Be5 29. a5 bxa5 30. Rxa5 *", + "Moves": "e2e1 f3f1 e1f1", + "MovesSAN": "Re1+ Rf1 Rxf1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "4qk2/5p2/8/R2P2Q1/3r4/5PP1/6KP/8 b - - 0 41", + "PGN": "1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. bxa6 Bxa6 6. Nc3 d6 7. e4 Bxf1 8. Kxf1 Nbd7 9. g3 g6 10. Kg2 Bg7 11. Nf3 O-O 12. Bg5 h6 13. Bf4 g5 14. Bd2 g4 15. Nh4 Ne5 16. Bf4 Qb8 17. Bxe5 dxe5 18. Nf5 Qxb2 19. Nxe7+ Kh7 20. Qc1 Qb4 21. Re1 Ra3 22. Re3 Rfa8 23. Nc6 Qc4 24. Nxe5 Qa6 25. Rb1 Nh5 26. Nxg4 Bxc3 27. Rxc3 Rxc3 28. Qxc3 Qxa2 29. Rb2 Qa7 30. Nf6+ Nxf6 31. Qxf6 Re8 32. Rb6 Rxe4 33. Qxh6+ Kg8 34. Rd6 Qe7 35. Rc6 Qd7 36. Rxc5 Rd4 37. Qg5+ Kf8 38. Ra5 Qe8 39. f3 *", + "Moves": "e8e2 g2h3 e2f1", + "MovesSAN": "Qe2+ Kh3 Qf1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "1b1r2k1/1Q3ppp/p3p3/7P/6q1/P3P3/1P3PB1/2R2K2 b - - 1 30", + "PGN": "1. c4 c6 2. Nc3 d5 3. cxd5 cxd5 4. g3 Nf6 5. Bg2 Bg4 6. Nf3 e6 7. O-O Bd6 8. d4 O-O 9. Re1 Nbd7 10. a3 Rc8 11. Bg5 Re8 12. Rc1 Bb8 13. h3 Bh5 14. g4 Bg6 15. Be3 Qe7 16. Bg5 a6 17. h4 Qd6 18. Bxf6 Nxf6 19. h5 Be4 20. Nxe4 dxe4 21. Ne5 Nd7 22. Rxc8 Rxc8 23. Bxe4 Nxe5 24. dxe5 Qxe5 25. Bg2 Qh2+ 26. Kf1 Qh4 27. e3 Re8 28. Qd7 Rd8 29. Qxb7 Qxg4 30. Rc1 *", + "Moves": "d8d1 c1d1 g4d1", + "MovesSAN": "Rd1+ Rxd1 Qxd1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "3r2k1/5p1p/1p1N1Q1B/p1p3p1/7K/2Pq4/6PP/8 w - - 0 31", + "PGN": "1. e4 e5 2. d4 exd4 3. c3 dxc3 4. Bc4 Nf6 5. Nxc3 Bb4 6. f3 Bxc3+ 7. bxc3 O-O 8. Ne2 b6 9. O-O Ba6 10. Bxa6 Nxa6 11. e5 Ne8 12. f4 d6 13. Ba3 c5 14. Qd3 Nb8 15. Qf3 Nd7 16. Rad1 dxe5 17. Rxd7 Qxd7 18. Qxa8 exf4 19. Qf3 Qa4 20. Bc1 Qxa2 21. Bxf4 Nf6 22. Rd1 Re8 23. Ng3 a5 24. Bh6 Qb3 25. Nf5 g6 26. Nd6 Rd8 27. Qxf6 Qxd1+ 28. Kf2 Qc2+ 29. Kg3 Qd3+ 30. Kh4 g5+ *", + "Moves": "f6g5 d3g6 g5d8", + "MovesSAN": "Qxg5+ Qg6 Qxd8#", + "Themes": "endgame fork mate mateIn2 short" + }, + { + "FEN": "r1b4r/pp4k1/2p3p1/3pp3/5p2/2PP1Pn1/PP2PR2/R3QNKB b - - 0 24", + "PGN": "1. Nf3 f5 2. d3 d5 3. g3 Nf6 4. Bg2 g6 5. O-O Bg7 6. c3 O-O 7. Bg5 Nbd7 8. Qd2 e5 9. Bh6 c6 10. Bxg7 Kxg7 11. Ng5 Qe7 12. h4 h6 13. Nf3 Ng4 14. Nh2 Nxh2 15. Kxh2 Nf6 16. f3 Nh5 17. Qe1 f4 18. g4 Ng3 19. Rf2 Qxh4+ 20. Kg1 h5 21. gxh5 Rh8 22. Nd2 Qxh5 23. Nf1 Qh1+ 24. Bxh1 *", + "Moves": "h8h1 g1g2 c8h3", + "MovesSAN": "Rxh1+ Kg2 Bh3#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "7k/1R5p/1p5P/p1b5/8/6K1/Pr6/8 w - - 0 31", + "PGN": "1. e4 e5 2. Nf3 d6 3. Bc4 Be6 4. Bxe6 fxe6 5. O-O Nc6 6. d4 exd4 7. Nxd4 Nxd4 8. Qxd4 e5 9. Qd3 Nf6 10. Bg5 Be7 11. Nc3 c6 12. f4 exf4 13. Bxf4 O-O 14. Rad1 d5 15. exd5 Bc5+ 16. Kh1 cxd5 17. Nxd5 Qxd5 18. Qxd5+ Nxd5 19. Rxd5 b6 20. Rd7 g5 21. h4 Rxf4 22. Rxf4 gxf4 23. h5 a5 24. h6 Rf8 25. Kh2 f3 26. gxf3 Rxf3 27. Rg7+ Kh8 28. Kg2 Rf2+ 29. Kg3 Rxc2 30. Rb7 Rxb2 *", + "Moves": "b7b8 c5f8 b8f8", + "MovesSAN": "Rb8+ Bf8 Rxf8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r3r1k1/5ppp/p2p4/1p1P4/3p1PP1/4R3/P1P4P/4R1K1 w - - 0 23", + "PGN": "1. e4 e5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Nxd7 5. d4 exd4 6. Nxd4 Be7 7. Nc3 Ngf6 8. Be3 O-O 9. Qd2 Ne5 10. f4 Nc4 11. Qe2 Nxb2 12. O-O c5 13. Nf5 a6 14. Nxe7+ Qxe7 15. Nd5 Nxd5 16. exd5 b5 17. g4 Rfe8 18. Rf3 Nc4 19. Re1 Qe4 20. Qd3 Nxe3 21. Rfxe3 Qd4 22. Qxd4 cxd4 *", + "Moves": "e3e8 a8e8 e1e8", + "MovesSAN": "Rxe8+ Rxe8 Rxe8#", + "Themes": "backRankMate endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "2b2r1k/p2Q1B1p/1p4pr/nP6/P3P3/6qP/2P3P1/3RR2K w - - 1 27", + "PGN": "1. e4 c5 2. d4 e6 3. Nf3 b6 4. dxc5 Bxc5 5. Bc4 Nc6 6. O-O Nge7 7. Nc3 O-O 8. a3 Bb7 9. b4 Bd6 10. b5 Na5 11. Bd3 Ng6 12. Re1 Be5 13. Nxe5 Nxe5 14. a4 Re8 15. f4 Ng6 16. f5 Ne5 17. Bf4 Qc7 18. Bxe5 Qxe5 19. Kh1 Qxc3 20. fxe6 Rxe6 21. Bf1 Rh6 22. Qxd7 Qg3 23. h3 Rf8 24. Rad1 g6 25. Bc4 Bc8 26. Bxf7+ Kh8 *", + "Moves": "d7d4 g3e5 d4e5", + "MovesSAN": "Qd4+ Qe5 Qxe5#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "8/R6p/1p4pk/8/P4KP1/7r/8/8 w - - 0 47", + "PGN": "1. d4 d5 2. Nf3 Nf6 3. g3 Bf5 4. Bg2 e6 5. c4 c6 6. Qb3 Qb6 7. Nc3 Nbd7 8. Bf4 Bb4 9. a3 Bxc3+ 10. Qxc3 Ne4 11. Qc1 O-O 12. O-O Rac8 13. b4 Qa6 14. Nd2 Nxd2 15. Bxd2 dxc4 16. e4 Bg6 17. f4 Qb6 18. Be3 e5 19. dxe5 Qb5 20. Qc3 f5 21. e6 Nf6 22. a4 Qa6 23. Qe5 Nxe4 24. Bxe4 fxe4 25. Bd4 Rf6 26. g4 c5 27. Bxc5 Qxe6 28. Qxe6+ Rxe6 29. f5 Bxf5 30. Rxf5 e3 31. Raf1 g6 32. Rf6 Re4 33. h3 b6 34. Bd6 c3 35. Rc1 e2 36. Kf2 c2 37. Ke1 Kg7 38. Rf2 Rd8 39. Rxc2 Rxd6 40. Rfxe2 Rdd4 41. Rc7+ Kh6 42. Rxa7 Rxb4 43. Rxe4 Rxe4+ 44. Kf2 Rb4 45. Kg3 Rb3+ 46. Kf4 Rxh3 *", + "Moves": "g4g5 h6h5 a7h7", + "MovesSAN": "g5+ Kh5 Rxh7#", + "Themes": "deflection endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "r6k/p5pp/4Q3/3p4/8/1P1K4/1qP2rP1/3R3R w - - 2 26", + "PGN": "1. e4 c5 2. d4 cxd4 3. Qxd4 Nc6 4. Qe3 e5 5. Bb5 d6 6. Bxc6+ bxc6 7. Nc3 Nf6 8. Qe2 Be7 9. Bg5 Be6 10. Bxf6 Bxf6 11. Nf3 O-O 12. h3 d5 13. exd5 cxd5 14. Nxe5 Bxe5 15. Qxe5 Bxh3 16. O-O-O Be6 17. Ne4 Qa5 18. Ng5 Qxa2 19. Nxe6 fxe6 20. Qxe6+ Kh8 21. b3 Qa1+ 22. Kd2 Qd4+ 23. Kc1 Qa1+ 24. Kd2 Rxf2+ 25. Kd3 Qb2 *", + "Moves": "h1h7 h8h7 d1h1", + "MovesSAN": "Rxh7+ Kxh7 Rh1#", + "Themes": "attraction endgame mate mateIn2 sacrifice short" + }, + { + "FEN": "5bk1/1R6/7p/2p3p1/4NpP1/4rP1P/5K2/8 w - - 0 39", + "PGN": "1. d4 d5 2. c4 e5 3. cxd5 Qxd5 4. Nc3 Qxd4 5. Bg5 f6 6. Be3 Qxd1+ 7. Rxd1 a6 8. g3 Be6 9. Bg2 c6 10. a3 Ne7 11. Bc5 Nd7 12. Bxe7 Bxe7 13. Nf3 O-O 14. O-O Nc5 15. b4 Nd7 16. Nd2 Nb6 17. h3 Rad8 18. Rfe1 a5 19. bxa5 Nc4 20. Nxc4 Bxc4 21. e3 Bxa3 22. Rb1 Ba6 23. Bf1 Bxf1 24. Kxf1 Ra8 25. Rxb7 Rxa5 26. Rc7 Rc5 27. Ne4 Rc4 28. f3 Rb8 29. Rd1 h6 30. Rdd7 Bf8 31. Rb7 Rxb7 32. Rxb7 c5 33. Ke2 f5 34. Nd2 Rc3 35. g4 f4 36. exf4 exf4 37. Ne4 Re3+ 38. Kf2 g5 *", + "Moves": "e4f6 g8h8 b7h7", + "MovesSAN": "Nf6+ Kh8 Rh7#", + "Themes": "arabianMate endgame mate mateIn2 short" + }, + { + "FEN": "r2q1r1k/p4p2/3p1P1p/1pp3n1/3pP1P1/3P3Q/PPPN3P/5RK1 w - - 0 24", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nd4 4. Nxd4 exd4 5. d3 d6 6. O-O Nf6 7. f4 Be7 8. Qe1 O-O 9. Qg3 Be6 10. Nd2 c5 11. f5 Bxc4 12. Nxc4 b5 13. Bh6 Ne8 14. Nd2 Kh8 15. Bf4 Bf6 16. Rf3 Bh4 17. Qh3 Bg5 18. Raf1 Bxf4 19. Rxf4 Nf6 20. Rh4 h6 21. g4 Nh7 22. f6 Ng5 23. Rxh6+ gxh6 *", + "Moves": "h3h6 g5h7 h6g7", + "MovesSAN": "Qxh6+ Nh7 Qg7#", + "Themes": "fork mate mateIn2 middlegame short" + }, + { + "FEN": "1Q6/6p1/2r5/1pkp2p1/3p2P1/1PqP3P/K1PR4/R7 b - - 0 49", + "PGN": "1. b3 d5 2. Bb2 c5 3. Nf3 Nc6 4. e3 Bg4 5. h3 Bh5 6. Bb5 e6 7. g4 Bg6 8. Ne5 Qc7 9. f4 f6 10. Nxg6 hxg6 11. Qf3 Bd6 12. d3 Ne7 13. Nd2 O-O-O 14. O-O-O Qa5 15. a4 a6 16. Bxc6 Nxc6 17. e4 Nd4 18. Bxd4 cxd4 19. Nb1 g5 20. fxg5 fxg5 21. exd5 Bf4+ 22. Kb2 Rxd5 23. Rhe1 Qb6 24. Na3 Rf8 25. Qe4 Rf6 26. Nc4 Qb4 27. Re2 b5 28. axb5 axb5 29. Nb6+ Kd8 30. Nxd5 exd5 31. Qe8+ Kc7 32. Re7+ Kb6 33. Qd8+ Kc5 34. Qc8+ Rc6 35. Qb7 Qc3+ 36. Kb1 Kb4 37. Re2 Rc7 38. Qb6 Rc6 39. Qa7 Rc7 40. Qa8 Rc6 41. Ka2 Kc5 42. Qf8+ Kb6 43. Qd8+ Kc5 44. Qa8 Kb6 45. Ra1 Bd2 46. Qb8+ Kc5 47. Rxd2 *", + "Moves": "c6a6 a2b1 a6a1", + "MovesSAN": "Ra6+ Kb1 Rxa1#", + "Themes": "endgame killBoxMate mate mateIn2 short" + }, + { + "FEN": "4r2k/p5pp/1pn3r1/2q5/5P2/2P4p/2P2R2/4RN1K w - - 0 28", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb3 Nf6 6. Nc3 Bb4 7. Bd3 d5 8. exd5 Nxd5 9. Bd2 Nxc3 10. Bxc3 Bxc3+ 11. bxc3 O-O 12. O-O Qg5 13. Qf3 f5 14. Qg3 Qe7 15. Nd2 Rf6 16. f4 Rg6 17. Qe3 b6 18. Rae1 e4 19. Bc4+ Kh8 20. Rf2 Be6 21. Bxe6 Qxe6 22. h3 Qxa2 23. Nf1 Qc4 24. g4 fxg4 25. Qxe4 gxh3+ 26. Kh1 Qc5 27. Qe8+ Rxe8 *", + "Moves": "e1e8 c5f8 e8f8", + "MovesSAN": "Rxe8+ Qf8 Rxf8#", + "Themes": "backRankMate mate mateIn2 middlegame short" + }, + { + "FEN": "6k1/1p3r1p/p5p1/3Q4/1P1R3q/P1B5/5PPP/6K1 b - - 2 30", + "PGN": "1. d4 d5 2. Nf3 Nf6 3. c4 e6 4. Nc3 Bb4 5. e3 a6 6. Bd2 Bd7 7. a3 Ba5 8. b4 Bb6 9. cxd5 exd5 10. Bd3 O-O 11. Ne5 Nc6 12. O-O Nxe5 13. dxe5 Ne4 14. Nxd5 Ba7 15. Bxe4 c6 16. Nf4 f5 17. exf6 Qxf6 18. Qc2 g6 19. Bc3 Qg5 20. Qb3+ Rf7 21. Rad1 Rd8 22. Ne6 Bxe6 23. Qxe6 Rxd1 24. Rxd1 Bxe3 25. Qe8+ Rf8 26. Bd5+ cxd5 27. Qxe3 Qh5 28. Qd4 Rf7 29. Qxd5 Qh4 30. Rd4 *", + "Moves": "h4f2 g1h1 f2f1", + "MovesSAN": "Qxf2+ Kh1 Qf1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "8/R3Qpk1/2p5/P3n3/2B1P2p/5P2/5qPK/8 b - - 0 38", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Nf3 Bb4 5. cxd5 exd5 6. Bg5 c6 7. e3 Nbd7 8. Bd3 h6 9. Bh4 O-O 10. O-O Re8 11. Qc2 Qe7 12. Rfe1 Bxc3 13. bxc3 Qd6 14. c4 dxc4 15. Bxc4 Ne4 16. Bd3 Ndf6 17. Ne5 g5 18. Bg3 Nxg3 19. hxg3 Ng4 20. Nc4 Qe7 21. a4 Be6 22. a5 Bd5 23. e4 Bxc4 24. Qxc4 Rad8 25. Rad1 Qf6 26. f3 Rxd4 27. Qb3 Ne5 28. Bf1 Rxd1 29. Rxd1 Re7 30. Rd8+ Kg7 31. Rb8 Nd7 32. Ra8 h5 33. Qxb7 h4 34. gxh4 gxh4 35. Rxa7 Qd4+ 36. Kh2 Qf2 37. Bc4 Ne5 38. Qxe7 *", + "Moves": "e5f3 h2h3 f2g3", + "MovesSAN": "Nxf3+ Kh3 Qg3#", + "Themes": "endgame mate mateIn2 pin short" + }, + { + "FEN": "2R5/5p1k/4p2p/p3N1pK/8/P3Q2P/1P3Pq1/7r b - - 1 35", + "PGN": "1. d4 d5 2. Bf4 c6 3. e3 Bg4 4. Be2 Bxe2 5. Qxe2 Nf6 6. h3 e6 7. a3 Bd6 8. Bxd6 Qxd6 9. Nf3 Nbd7 10. O-O Ne4 11. Nbd2 Nxd2 12. Qxd2 O-O 13. Rac1 h6 14. c4 dxc4 15. Rxc4 a5 16. Qc3 Nb6 17. Rc5 Nd5 18. Qd2 b6 19. Rc2 Rfc8 20. Rfc1 c5 21. dxc5 Rxc5 22. e4 Rxc2 23. Rxc2 Rd8 24. exd5 Qe7 25. Qe3 Rxd5 26. Qxb6 Rd1+ 27. Kh2 Qf6 28. Qe3 Qg6 29. Rc8+ Kh7 30. Nh4 Qb1 31. Nf3 Rh1+ 32. Kg3 Qg6+ 33. Kh4 Qxg2 34. Ne5 g5+ 35. Kh5 *", + "Moves": "h1h3 e3h3 g2h3", + "MovesSAN": "Rxh3+ Qxh3 Qxh3#", + "Themes": "endgame fork mate mateIn2 short" + }, + { + "FEN": "1r5k/2q3pp/8/2PQ4/5P2/Pr2PP2/K5RP/2R5 b - - 0 34", + "PGN": "1. c4 f5 2. Nc3 Nf6 3. g3 e6 4. Bg2 c6 5. Nf3 d5 6. cxd5 exd5 7. d4 Bd6 8. Bg5 O-O 9. Qd2 Qc7 10. Nh4 f4 11. Bxf4 Bxf4 12. gxf4 Nh5 13. e3 Re8 14. O-O-O Bg4 15. f3 Bd7 16. Rde1 Nf6 17. Bf1 a5 18. Bd3 b5 19. a3 b4 20. Nb1 bxa3 21. Nxa3 c5 22. Kb1 Na6 23. dxc5 Reb8 24. Rc1 Nb4 25. Rhg1 Nxd3 26. Qxd3 a4 27. Nf5 Bxf5 28. Qxf5 Rb3 29. Qxf6 Rab8 30. Qe6+ Kh8 31. Rg2 Rxa3 32. Qxd5 Rab3 33. Ka2 a3 34. bxa3 *", + "Moves": "b3a3 a2a3 c7a5", + "MovesSAN": "Rxa3+ Kxa3 Qa5#", + "Themes": "attraction endgame mate mateIn2 sacrifice short" + }, + { + "FEN": "4r2r/pN2R3/1p6/2p2pp1/k7/2PBP3/PP3q2/2KR4 w - - 1 34", + "PGN": "1. e4 e5 2. Nc3 Bd6 3. Nf3 Nf6 4. d4 Nc6 5. Bg5 exd4 6. Nxd4 Nxd4 7. Qxd4 c5 8. Qe3 h6 9. e5 hxg5 10. exf6+ Kf8 11. fxg7+ Kxg7 12. O-O-O Bf4 13. Rd5 Bxe3+ 14. fxe3 f6 15. Bc4 Qc7 16. Rhd1 b6 17. Nb5 Qxh2 18. Nd6 Bb7 19. Nxb7 Qxg2 20. Rxd7+ Kg6 21. Bd5 Qf2 22. Be4+ f5 23. R7d6+ Kf7 24. Bd5+ Ke7 25. Re6+ Kd7 26. Bc4+ Kc7 27. Re7+ Kc6 28. Bd5+ Kb5 29. Nd6+ Ka6 30. Bc4+ Ka5 31. Nb7+ Kb4 32. Bd3 Rae8 33. c3+ Ka4 *", + "Moves": "b7c5 b6c5 e7a7", + "MovesSAN": "Nxc5+ bxc5 Rxa7#", + "Themes": "discoveredAttack mate mateIn2 middlegame short" + }, + { + "FEN": "8/q7/7p/p6k/6pP/6P1/4Q2K/8 w - - 0 59", + "PGN": "1. d4 Nf6 2. Bf4 e6 3. e3 d6 4. h3 Nbd7 5. Nf3 c5 6. c3 cxd4 7. Nxd4 e5 8. Bg3 exd4 9. Qxd4 Be7 10. Be2 Nb6 11. O-O O-O 12. Rd1 d5 13. Nd2 Be6 14. Nf3 Ne4 15. Bh2 Bc5 16. Qd3 Bf5 17. Qb5 a6 18. Qb3 Be6 19. Qc2 Bd6 20. Bd3 Bxh2+ 21. Nxh2 f5 22. Nf3 Nd7 23. Nd4 Qf6 24. Nxe6 Qxe6 25. f3 Nec5 26. e4 fxe4 27. fxe4 dxe4 28. Be2 Qf5 29. Rf1 Qe5 30. Rad1 Rxf1+ 31. Bxf1 Rd8 32. a3 b5 33. a4 bxa4 34. Bc4+ Kh8 35. b4 axb3 36. Bxb3 Nxb3 37. Qxb3 Qc5+ 38. Kh1 h6 39. Qf7 Qc7 40. c4 e3 41. c5 Rf8 42. Qe7 Rd8 43. Qxe3 Nxc5 44. Rxd8+ Qxd8 45. Qxc5 Qd1+ 46. Kh2 Qa1 47. Qc8+ Kh7 48. Qf5+ g6 49. Qd7+ Qg7 50. Qa4 Qa7 51. h4 a5 52. g3 Qf2+ 53. Kh3 Qa7 54. Kh2 g5 55. Qe4+ Kg7 56. Qe5+ Kg6 57. Qe6+ Kh5 58. Qe2+ g4 *", + "Moves": "e2e8 a7f7 e8f7", + "MovesSAN": "Qe8+ Qf7 Qxf7#", + "Themes": "endgame mate mateIn2 queenEndgame short" + }, + { + "FEN": "6k1/2b2ppp/8/pRp5/2q1p3/4PnPP/5P2/1Q5K w - - 0 34", + "PGN": "1. c4 c5 2. Nc3 Nc6 3. d3 e5 4. b3 Nf6 5. Bb2 d5 6. cxd5 Nxd5 7. g3 Be6 8. Bg2 Nxc3 9. Bxc3 Bd6 10. Nf3 Rc8 11. O-O O-O 12. Nd2 Qd7 13. Nc4 Bxc4 14. bxc4 b6 15. a4 Nd4 16. e3 Ne6 17. a5 Rfd8 18. axb6 axb6 19. Rb1 Rb8 20. Qd2 Bc7 21. Rb5 Qxd3 22. Bd5 Qg6 23. Rfb1 Ng5 24. Qb2 Rxd5 25. cxd5 Nf3+ 26. Kh1 Qg4 27. Qe2 e4 28. Qf1 Rd8 29. h3 Qf5 30. Rd1 Rxd5 31. Rxd5 Qxd5 32. Qb1 Qc4 33. Ba5 bxa5 *", + "Moves": "b5b8 c7b8 b1b8", + "MovesSAN": "Rb8+ Bxb8 Qxb8#", + "Themes": "backRankMate endgame mate mateIn2 sacrifice short" + }, + { + "FEN": "8/pQ5p/6Pk/2p5/2P3p1/1P5b/P4R1P/3rrNK1 b - - 0 32", + "PGN": "1. d4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 O-O 5. O-O d5 6. c4 c6 7. b3 Ne4 8. Bb2 Bg4 9. Nfd2 Nxd2 10. Nxd2 c5 11. Bxd5 Nc6 12. f3 Bh3 13. Rf2 Nxd4 14. Qc1 Rb8 15. e3 Nf5 16. Bxg7 Kxg7 17. g4 Nxe3 18. Qc3+ Kg8 19. Qxe3 e6 20. Be4 f5 21. Bc2 Qd6 22. Rd1 Rbd8 23. Nf1 Qxd1 24. Bxd1 Rxd1 25. Qxe6+ Kg7 26. Qe5+ Kg8 27. Qg3 fxg4 28. f4 Re8 29. f5 Ree1 30. Qb8+ Kg7 31. Qxb7+ Kh6 32. fxg6 *", + "Moves": "e1f1 f2f1 d1f1", + "MovesSAN": "Rxf1+ Rxf1 Rxf1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "2rq1rk1/p4p1p/1pB2p2/1Pb3P1/P1n1pPQ1/4P3/1R1P3P/5RK1 w - - 0 23", + "PGN": "1. b4 e5 2. Bb2 d6 3. e3 Nf6 4. a4 Be7 5. b5 O-O 6. Nf3 Bg4 7. Be2 Nbd7 8. O-O c6 9. c4 cxb5 10. cxb5 Rc8 11. Nc3 Nc5 12. Rc1 Bxf3 13. Bxf3 Nd3 14. Rc2 Nxb2 15. Rxb2 b6 16. Bc6 d5 17. f4 e4 18. g4 Bc5 19. g5 Ne8 20. Qg4 Nd6 21. Nxd5 Nc4 22. Nf6+ gxf6 *", + "Moves": "g5f6 g8h8 g4g7", + "MovesSAN": "gxf6+ Kh8 Qg7#", + "Themes": "discoveredAttack kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "2kr3r/5pp1/1Ppp4/8/1PQ1P3/2q2PBp/7P/R1R4K b - - 0 30", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Na5 5. Be2 Nc6 6. d4 Bb6 7. d5 Nce7 8. Nxe5 d6 9. Nc4 Ng6 10. Nxb6 axb6 11. O-O Nf6 12. f3 Qe7 13. Na3 Bd7 14. Nb5 O-O-O 15. a4 c6 16. dxc6 bxc6 17. Nd4 h5 18. c4 h4 19. b4 Qe5 20. Be3 h3 21. g3 Nh5 22. Bf2 Ngf4 23. gxf4 Nxf4 24. Bg3 Qxd4+ 25. Kh1 Qf6 26. a5 Nxe2 27. Qxe2 Qc3 28. axb6 Be6 29. Rfc1 Bxc4 30. Qxc4 *", + "Moves": "c3f3 h1g1 f3g2", + "MovesSAN": "Qxf3+ Kg1 Qg2#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "3k3r/pp1n1p1p/3Q4/2pN3n/3q4/5p2/P1P4P/2K5 w - - 0 28", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nc3 d6 4. Bc4 c6 5. d4 exd4 6. Nxd4 Qe7 7. f3 d5 8. Bd3 c5 9. Bb5+ Bd7 10. Nf5 Qe5 11. Bxd7+ Nbxd7 12. Nxd5 g6 13. Bf4 Qxb2 14. Nc7+ Kd8 15. Nxa8 gxf5 16. Nc7 Nh5 17. Bd6 Bxd6 18. Qxd6 Qxa1+ 19. Ke2 Qxh1 20. Nd5 Qxg2+ 21. Ke3 f4+ 22. Kd3 Qxf3+ 23. Kd2 Qf2+ 24. Kd3 Qd4+ 25. Ke2 Qxe4+ 26. Kd2 Qd4+ 27. Kc1 f3 *", + "Moves": "d6c7 d8e8 c7c8", + "MovesSAN": "Qc7+ Ke8 Qc8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "6k1/5b1p/p1p3pB/3n2Q1/3qNP1P/8/P5PK/1r6 w - - 0 38", + "PGN": "1. e4 c5 2. Nf3 d6 3. Bc4 Nf6 4. d3 e6 5. O-O d5 6. exd5 exd5 7. Re1+ Be7 8. Bb5+ Nc6 9. Ne5 Qc7 10. Qe2 Be6 11. Nxf7 Bxf7 12. Nc3 a6 13. Bxc6+ bxc6 14. Bg5 Ra7 15. Na4 O-O 16. h4 Bh5 17. f3 Bd6 18. Rad1 Qe7 19. Qd2 Qc7 20. Qf2 Bg3 21. Qxc5 Bxe1 22. Rxe1 Rb7 23. c4 dxc4 24. Qxc4+ Bf7 25. Qd4 Nd5 26. Nc5 Rb4 27. Qf2 Qb6 28. d4 Rxb2 29. Qg3 Qc7 30. Qg4 Qc8 31. Qg3 Re8 32. Rxe8+ Qxe8 33. Bh6 Rb1+ 34. Kh2 Qb8 35. f4 g6 36. Ne4 Qb4 37. Qg5 Qxd4 *", + "Moves": "g5d8 f7e8 d8e8", + "MovesSAN": "Qd8+ Be8 Qxe8#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "2kr4/p1p2r1p/1pn2npB/1QNqp3/8/2P4P/PP3PP1/R4RK1 w - - 0 23", + "PGN": "1. e4 e5 2. d4 exd4 3. c3 d3 4. Bxd3 Nc6 5. Bc4 Bc5 6. Bxf7+ Kxf7 7. Qd5+ Ke8 8. Qxc5 d6 9. Qh5+ g6 10. Qe2 Nf6 11. e5 dxe5 12. Nf3 Qe7 13. O-O Bg4 14. Bg5 Qe6 15. h3 Bxf3 16. Qxf3 Rf8 17. Bh6 Rf7 18. Qe2 Rd8 19. Nd2 Kd7 20. Nb3 Kc8 21. Qb5 Qd5 22. Nc5 b6 *", + "Moves": "b5a6 c8b8 a6b7", + "MovesSAN": "Qa6+ Kb8 Qb7#", + "Themes": "mate mateIn2 middlegame queensideAttack short" + }, + { + "FEN": "3r2k1/pppq1ppp/2p5/8/8/B1P2Q2/P1P2PPP/3R2K1 b - - 0 17", + "PGN": "1. e4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. Bb5 Bb4 5. Bxc6 dxc6 6. Nxe5 O-O 7. Nf3 Bxc3 8. bxc3 Nxe4 9. Ba3 Re8 10. O-O Bg4 11. Re1 Bxf3 12. Qxf3 Nxd2 13. Rxe8+ Qxe8 14. Qd3 Rd8 15. Qe3 Qd7 16. Rd1 Nf3+ 17. Qxf3 *", + "Moves": "d7d1 f3d1 d8d1", + "MovesSAN": "Qxd1+ Qxd1 Rxd1#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "r7/3R1rk1/b1p2N2/4pPp1/ppn1P1P1/8/P4KB1/7R w - - 1 30", + "PGN": "1. c4 g6 2. e4 Bg7 3. d3 d6 4. Ne2 Nf6 5. Nbc3 O-O 6. g3 Nbd7 7. Bg2 e5 8. h3 c6 9. O-O a5 10. f4 Nc5 11. g4 h6 12. f5 gxf5 13. gxf5 Nh7 14. Ng3 Qh4 15. Nh5 Ng5 16. Qg4 Qxg4 17. hxg4 Nxd3 18. Bxg5 hxg5 19. Nxg7 Kxg7 20. Rad1 Nxb2 21. Rxd6 Nxc4 22. Rd3 b5 23. Kf2 a4 24. Rh1 b4 25. Ne2 Ba6 26. Ng3 f6 27. Rd7+ Rf7 28. Nh5+ Kf8 29. Nxf6 Kg7 *", + "Moves": "h1h7 g7f6 d7f7", + "MovesSAN": "Rh7+ Kxf6 Rdxf7#", + "Themes": "mate mateIn2 middlegame pin short" + }, + { + "FEN": "r3r2k/P5p1/5R1p/2p5/1p2pQ2/7P/B1P2PPK/q7 w - - 1 35", + "PGN": "1. e4 c6 2. d4 d6 3. Nf3 Nd7 4. Bc4 h6 5. Nc3 Qc7 6. Bf4 e5 7. dxe5 dxe5 8. Be3 Ngf6 9. O-O Bb4 10. Bd2 Bxc3 11. Bxc3 Nxe4 12. Re1 Nxc3 13. bxc3 O-O 14. Nh4 Nf6 15. Qe2 Re8 16. Nf3 Bg4 17. h3 Bxf3 18. Qxf3 e4 19. Qf5 Re5 20. Qf4 Rae8 21. Re3 b5 22. Bb3 a5 23. a4 b4 24. cxb4 axb4 25. a5 Qd6 26. a6 c5 27. a7 Ra8 28. Ba2 Qd4 29. Ree1 Kf8 30. Red1 Qc3 31. Rd7 Qxa1+ 32. Kh2 Ree8 33. Rxf7+ Kg8 34. Rxf6+ Kh8 *", + "Moves": "f6h6 g7h6 f4h6", + "MovesSAN": "Rxh6+ gxh6 Qxh6#", + "Themes": "endgame mate mateIn2 sacrifice short" + }, + { + "FEN": "r1b2rk1/ppp2ppp/8/6q1/2B4N/6P1/P6P/4RQ1K w - - 2 23", + "PGN": "1. e4 e5 2. d4 exd4 3. c3 dxc3 4. Bc4 cxb2 5. Bxb2 Bb4+ 6. Nc3 Nh6 7. Nf3 O-O 8. O-O Bxc3 9. Bxc3 d6 10. Qd4 Qf6 11. Qd3 Qg6 12. Nh4 Qg5 13. g3 Nc6 14. f4 Qc5+ 15. Kg2 Ng4 16. Rac1 Ne3+ 17. Kh1 Nxf1 18. Qxf1 Qe3 19. e5 dxe5 20. fxe5 Nxe5 21. Bxe5 Qxe5 22. Re1 Qg5 *", + "Moves": "f1f7 f8f7 e1e8", + "MovesSAN": "Qxf7+ Rxf7 Re8#", + "Themes": "mate mateIn2 middlegame pin sacrifice short" + }, + { + "FEN": "1r4k1/p4ppp/8/2pPq3/2P1Q1P1/2N4P/P7/KR5R b - - 0 30", + "PGN": "1. d4 Nf6 2. Nc3 d5 3. e4 dxe4 4. f3 Bf5 5. fxe4 Nxe4 6. Nge2 e5 7. d5 Bb4 8. Bd2 Nxd2 9. Qxd2 O-O 10. O-O-O Nd7 11. Qe3 Bc5 12. Qf3 Qg5+ 13. Kb1 Qg6 14. Rc1 Nb6 15. h3 e4 16. Qf4 Bd6 17. Qe3 Nc4 18. Qd4 b5 19. Nxb5 Nxb2 20. Nxd6 Qxd6 21. Kxb2 Rfb8+ 22. Ka1 Rb4 23. c4 Rab8 24. g4 Bg6 25. Nc3 c5 26. Qe3 Qe5 27. Bg2 Rb2 28. Bxe4 Bxe4 29. Qxe4 Rb1+ 30. Rxb1 *", + "Moves": "e5c3 b1b2 c3b2", + "MovesSAN": "Qxc3+ Rb2 Qxb2#", + "Themes": "endgame hangingPiece mate mateIn2 short" + }, + { + "FEN": "rnbk2nr/p2p3p/3P1pq1/1p6/3B4/2P5/P1PKQP1P/4R3 w - - 0 22", + "PGN": "1. Nf3 e5 2. Nxe5 Bd6 3. Nc4 Bc5 4. d4 Bb4+ 5. Bd2 Qe7 6. Nc3 c6 7. d5 Qc5 8. e4 b5 9. Be3 Qe7 10. d6 Qxe4 11. Bd3 Bxc3+ 12. bxc3 Qxg2 13. Qe2 Qxh1+ 14. Kd2 Qd5 15. Bd4+ Qe6 16. Ne5 f6 17. Qh5+ g6 18. Nxg6 Qf7 19. Re1+ Kd8 20. Bxb5 Qxg6 21. Qe2 cxb5 *", + "Moves": "d4f6 g6f6 e2e8", + "MovesSAN": "Bxf6+ Qxf6 Qe8#", + "Themes": "mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "1r4k1/ppp2rb1/2np1qp1/3Qn2p/4P3/P4P2/1PPBN1P1/2KR1B1R b - - 1 17", + "PGN": "1. e4 Nf6 2. Nc3 d6 3. d4 g6 4. Be3 Bg7 5. Qd2 Ng4 6. Bf4 e5 7. dxe5 Nxe5 8. f3 O-O 9. h4 Nbc6 10. h5 Be6 11. hxg6 fxg6 12. Nd5 Bxd5 13. Qxd5+ Rf7 14. O-O-O Qf6 15. Ne2 Rb8 16. a3 h5 17. Bd2 *", + "Moves": "e5d3 c2d3 f6b2", + "MovesSAN": "Nd3+ cxd3 Qxb2#", + "Themes": "discoveredAttack mate mateIn2 middlegame queensideAttack sacrifice short" + }, + { + "FEN": "1k3r2/pp5p/4p1p1/1Q1pP3/1P4P1/P3q2P/4BbK1/R4R2 b - - 3 24", + "PGN": "1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Ne7 5. a3 Nf5 6. g4 Nh6 7. h3 g6 8. Nf3 Nc6 9. Bb5 Bd7 10. Bd3 cxd4 11. cxd4 Qb6 12. Be2 O-O-O 13. Nc3 Kb8 14. O-O Be7 15. Bxh6 f6 16. Bg7 fxe5 17. Bxh8 Rxh8 18. Nxe5 Nxe5 19. dxe5 Rf8 20. b4 Bh4 21. Na4 Bxa4 22. Qxa4 Bxf2+ 23. Kg2 Qe3 24. Qb5 *", + "Moves": "e3g3 g2h1 g3h3", + "MovesSAN": "Qg3+ Kh1 Qxh3#", + "Themes": "deflection mate mateIn2 middlegame short" + }, + { + "FEN": "4rqk1/2P2ppp/8/pPp2N2/P1n1rP2/1Q4P1/2R4P/2K2R2 b - - 0 27", + "PGN": "1. e4 e5 2. f4 d5 3. exd5 e4 4. Bc4 Bc5 5. Nc3 Nf6 6. d4 exd3 7. Qxd3 O-O 8. Nge2 Re8 9. Bd2 Bg4 10. O-O-O Bxe2 11. Nxe2 a6 12. a3 b5 13. Ba2 Qd6 14. b4 Bb6 15. Ng3 c5 16. Nf5 Qf8 17. c4 bxc4 18. Bxc4 a5 19. b5 Nbd7 20. a4 Bc7 21. g3 Nb6 22. Qb3 Ne4 23. Rhf1 Nxd2 24. Rxd2 Re4 25. Rc2 Rae8 26. d6 Nxc4 27. dxc7 *", + "Moves": "e4e1 f1e1 e8e1", + "MovesSAN": "Re1+ Rxe1 Rxe1#", + "Themes": "mate mateIn2 middlegame queensideAttack short" + }, + { + "FEN": "3k1r2/3b2pB/4p3/2Q5/5r1P/6n1/P1P3P1/1R4K1 b - - 6 29", + "PGN": "1. d4 e6 2. e4 d5 3. Nc3 Nc6 4. Be3 dxe4 5. f3 exf3 6. Nxf3 Nf6 7. Bd3 Bb4 8. O-O Bxc3 9. bxc3 Nd5 10. Bd2 Bd7 11. Qe1 Qf6 12. Ne5 Qe7 13. Rxf7 Qxf7 14. Nxf7 Kxf7 15. c4 Nde7 16. Qf2+ Ke8 17. Qg3 Rg8 18. Bxh7 Rf8 19. Qxc7 Rc8 20. Qxb7 Nxd4 21. Bg5 Rxc4 22. Bxe7 Kxe7 23. Qxa7 Ne2+ 24. Kh1 Rcf4 25. Qc5+ Kd8 26. h4 Ng3+ 27. Kh2 Nf1+ 28. Kg1 Ng3 29. Rb1 *", + "Moves": "g3e2 g1h2 f4h4", + "MovesSAN": "Ne2+ Kh2 Rxh4#", + "Themes": "anastasiaMate mate mateIn2 middlegame short" + }, + { + "FEN": "rnbq3r/pp1p2Q1/2k1p2p/1N2p1p1/8/2P5/P1P2nPP/2KR1B1R w - - 4 16", + "PGN": "1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Bb4 6. Bg5 h6 7. Bh4 g5 8. Bg3 Nxe4 9. Be5 f6 10. Qh5+ Ke7 11. O-O-O Bxc3 12. bxc3 fxe5 13. Qg6 Nxf2 14. Qg7+ Kd6 15. Nb5+ Kc6 *", + "Moves": "d1d6 c6c5 g7e5", + "MovesSAN": "Rd6+ Kc5 Qxe5#", + "Themes": "mate mateIn2 opening short" + }, + { + "FEN": "1Q3b1k/6p1/p3P2p/q4P2/2r5/8/PPb3PP/K2R1R2 b - - 2 28", + "PGN": "1. e4 e6 2. f4 d5 3. e5 c5 4. Nf3 Nc6 5. c3 d4 6. cxd4 Nxd4 7. d3 Ne7 8. Be3 Nef5 9. Bxd4 Nxd4 10. Na3 Bd7 11. Nc2 Nxc2+ 12. Qxc2 Bc6 13. O-O-O Be7 14. d4 Qb6 15. dxc5 Bxc5 16. Bc4 h6 17. Kb1 O-O 18. Rhf1 Rac8 19. Qb3 Qa5 20. Nd4 Be4+ 21. Ka1 a6 22. Nxe6 fxe6 23. Bxe6+ Kh8 24. Bxc8 Rxc8 25. f5 Bf8 26. e6 Bc2 27. Qxb7 Rc4 28. Qb8 *", + "Moves": "a5a2 a1a2 c4a4", + "MovesSAN": "Qxa2+ Kxa2 Ra4#", + "Themes": "attraction master mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "2r4k/q5pp/1N2Qp2/8/8/7P/6PK/3r4 w - - 0 45", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Qb6 5. Nb5 a6 6. Be3 Qd8 7. N5c3 e6 8. Na4 b5 9. Nac3 Qc7 10. a4 b4 11. Na2 Bb7 12. Nd2 Nf6 13. f3 d5 14. Bd3 Rd8 15. Qe2 Be7 16. Bxa6 Bxa6 17. Qxa6 dxe4 18. Nxe4 Nxe4 19. fxe4 O-O 20. O-O Rc8 21. c3 bxc3 22. Nxc3 Qe5 23. Qb5 Qc7 24. Qb6 Qe5 25. Qb5 Qc7 26. a5 Bd6 27. h3 Ne5 28. Bb6 Qb8 29. Kh1 Nc4 30. Na4 Be5 31. a6 Nd2 32. Rfd1 Nxe4 33. Ra3 Nf2+ 34. Kg1 Nxd1 35. a7 Qa8 36. Qe2 Nxb2 37. Qxe5 Nc4 38. Qg3 Nxa3 39. Bd4 f6 40. Qxa3 Rfd8 41. Qb3 Rxd4 42. Qxe6+ Kh8 43. Nb6 Rd1+ 44. Kh2 Qxa7 *", + "Moves": "e6c8 d1d8 c8d8", + "MovesSAN": "Qxc8+ Rd8 Qxd8#", + "Themes": "backRankMate endgame hangingPiece mate mateIn2 short" + }, + { + "FEN": "5rk1/5pp1/p2pb3/5N2/1p5P/2r2Q2/P4P2/1K6 w - - 2 30", + "PGN": "1. e4 c5 2. Nf3 d6 3. c3 e5 4. d4 cxd4 5. cxd4 Qc7 6. d5 Nf6 7. Nc3 a6 8. Bg5 Be7 9. Qd2 O-O 10. O-O-O b5 11. Kb1 Nbd7 12. Rc1 Nc5 13. Ne2 Nfxe4 14. Qc2 Nxg5 15. b4 Nxf3 16. gxf3 Bg5 17. f4 exf4 18. bxc5 f3 19. Ng3 Bxc1 20. Qxc1 Qxc5 21. Bd3 Qxd5 22. Rd1 Be6 23. Bxh7+ Kxh7 24. Rxd5 Bxd5 25. Qd2 Be6 26. Qd3+ Kg8 27. Qxf3 Rac8 28. h4 b4 29. Nf5 Rc3 *", + "Moves": "f5e7 g8h7 f3h5", + "MovesSAN": "Ne7+ Kh7 Qh5#", + "Themes": "anastasiaMate endgame mate mateIn2 short" + }, + { + "FEN": "2r3rk/1p3p1p/p3pPpQ/3pn3/8/2N2R2/P1q3PP/5R1K w - - 2 26", + "PGN": "1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bb5+ Bd7 5. Qe2 e6 6. Nf3 Bd6 7. O-O Ne7 8. Nc3 a6 9. Bxd7+ Qxd7 10. Ne5 Qc7 11. Bf4 Nbc6 12. Rad1 O-O 13. Qg4 Bxe5 14. dxe5 Ng6 15. Qg3 Nxf4 16. Qxf4 Qxe5 17. Qg4 Rac8 18. f4 Qc7 19. f5 Qb6+ 20. Kh1 Qxb2 21. f6 g6 22. Qg5 Kh8 23. Qh6 Rg8 24. Rf3 Qxc2 25. Rdf1 Ne5 *", + "Moves": "h6h7 h8h7 f3h3", + "MovesSAN": "Qxh7+ Kxh7 Rh3#", + "Themes": "attraction kingsideAttack mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "2r3r1/5p1k/3qpQpp/2p5/1p3P2/1p1PR3/PBP3PP/7K w - - 0 33", + "PGN": "1. e4 c5 2. Nc3 d6 3. f4 Nc6 4. Bb5 Bd7 5. Nf3 a6 6. Bxc6 Bxc6 7. d3 e6 8. O-O Be7 9. e5 Nh6 10. Ne4 O-O 11. exd6 Bxd6 12. Nxd6 Qxd6 13. Ne5 Nf5 14. Nxc6 Qxc6 15. b3 Rad8 16. Qe2 Nd4 17. Qf2 h6 18. Bb2 b5 19. Rae1 Rfe8 20. Re4 Qd5 21. Rfe1 b4 22. Re5 Qd6 23. Kh1 Rc8 24. Qg3 Red8 25. Rh5 Kh7 26. Qf2 a5 27. Re3 g6 28. Rh4 Nf5 29. Re5 Nxh4 30. Qxh4 a4 31. Qf6 Rg8 32. Re3 axb3 *", + "Moves": "f6f7 g8g7 f7g7", + "MovesSAN": "Qxf7+ Rg7 Qxg7#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "3r1rk1/pp3p2/2p2P2/2b3B1/6n1/2N1q3/PPP1B1PP/R1Q2R1K b - - 0 19", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 d6 4. dxe5 Bg4 5. exd6 Bxd6 6. Be2 Nf6 7. Nc3 O-O 8. O-O Qe7 9. Bg5 Rad8 10. Qc1 h6 11. Bh4 Bxf3 12. Bxf3 Ne5 13. Be2 c6 14. Kh1 Bc5 15. f4 Neg4 16. e5 g5 17. exf6 Qe3 18. fxg5 hxg5 19. Bxg5 *", + "Moves": "e3g1 f1g1 g4f2", + "MovesSAN": "Qg1+ Rxg1 Nf2#", + "Themes": "kingsideAttack mate mateIn2 middlegame sacrifice short smotheredMate" + }, + { + "FEN": "1r4k1/4npp1/p1n1p2p/qpPp4/3P4/PN1bP1N1/1Q3PPP/2RB2K1 b - - 10 29", + "PGN": "1. d4 c6 2. c4 d5 3. Nc3 Bf5 4. cxd5 cxd5 5. Bf4 Nc6 6. a3 e6 7. Nf3 Bd6 8. Bg5 Be7 9. Bxe7 Ngxe7 10. Qb3 Rb8 11. e3 h6 12. Be2 Bh7 13. O-O O-O 14. Rac1 Na5 15. Qa4 Nac6 16. b4 a6 17. Qb3 b5 18. Rfd1 Ng6 19. Nb1 Qb6 20. Rc5 Nce7 21. Rdc1 Rfc8 22. Nbd2 Qd6 23. Nf1 Rxc5 24. bxc5 Qc7 25. Ng3 Nc6 26. Nd2 Qa5 27. Qb2 Nge7 28. Bd1 Bd3 29. Nb3 *", + "Moves": "a5e1 g3f1 e1f1", + "MovesSAN": "Qe1+ Nf1 Qxf1#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "1Q6/5p1k/p3p1RB/3n4/8/1P5P/1q3P2/3K4 b - - 0 33", + "PGN": "1. d4 d5 2. Nf3 Nf6 3. h3 e6 4. Bg5 Be7 5. e3 a6 6. Nbd2 b5 7. Bd3 Nbd7 8. c3 c5 9. Qc2 h6 10. Bh4 O-O 11. O-O-O cxd4 12. exd4 Nb6 13. Ne5 Nc4 14. Nc6 Qc7 15. Nxe7+ Qxe7 16. g4 b4 17. Nxc4 dxc4 18. Bxc4 bxc3 19. b3 Bb7 20. Rhg1 Rac8 21. g5 Be4 22. Qxc3 Nd5 23. Qg3 Qa3+ 24. Kd2 Rxc4 25. gxh6 Rxd4+ 26. Ke1 Rxd1+ 27. Kxd1 Bg6 28. hxg7 Rd8 29. Bxd8 Qxa2 30. Bg5 Qb2 31. Qb8+ Kxg7 32. Bh6+ Kh7 33. Rxg6 *", + "Moves": "d5c3 d1e1 b2e2", + "MovesSAN": "Nc3+ Ke1 Qe2#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r1B1q1k1/p3rppp/npNp1n2/2pP4/2P5/P1N5/1P3PPP/R1BQ2K1 b - - 0 16", + "PGN": "1. e4 c5 2. d4 e6 3. Nf3 Nc6 4. d5 exd5 5. exd5 Nb4 6. c4 b6 7. a3 Na6 8. Bd3 Nf6 9. O-O Be7 10. Re1 O-O 11. Nc3 Re8 12. Ne5 d6 13. Nc6 Qd7 14. Rxe7 Rxe7 15. Bf5 Qe8 16. Bxc8 *", + "Moves": "e7e1 d1e1 e8e1", + "MovesSAN": "Re1+ Qxe1 Qxe1#", + "Themes": "fork mate mateIn2 middlegame short" + }, + { + "FEN": "4k3/8/P2p4/1P1Pp3/1p6/1Pr2p2/3R1P2/5K2 b - - 0 42", + "PGN": "1. e4 g6 2. d4 Bg7 3. Nf3 d6 4. Nc3 e6 5. Bc4 Ne7 6. Be3 b6 7. O-O Bb7 8. Qd2 h6 9. Rad1 a6 10. a4 Nd7 11. Rfe1 Rb8 12. d5 e5 13. b4 Nf6 14. b5 a5 15. Bb3 Bc8 16. h3 Neg8 17. Ba2 Nh7 18. Nh2 Qh4 19. Ne2 Nhf6 20. Ng3 Nxe4 21. Nxe4 Qxe4 22. Bb3 f5 23. Bxh6 Bxh6 24. Qc3 Qb4 25. Qxc7 Bd2 26. Re2 Bf4 27. Qxb8 Bxh2+ 28. Kxh2 Ne7 29. Qxb6 g5 30. Qe3 f4 31. Qd2 g4 32. Qxb4 axb4 33. a5 gxh3 34. gxh3 Rxh3+ 35. Kg1 Bg4 36. Rdd2 Bxe2 37. Rxe2 Nf5 38. Kg2 Rc3 39. a6 Nd4 40. Rd2 f3+ 41. Kf1 Nxb3 42. cxb3 *", + "Moves": "c3c1 d2d1 c1d1", + "MovesSAN": "Rc1+ Rd1 Rxd1#", + "Themes": "endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "R7/5ppk/3p1b1p/3PpP2/1p2B1QP/8/1rPq2P1/7K w - - 2 29", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. Be2 d6 4. d4 cxd4 5. Nxd4 Nf6 6. Nc3 e6 7. O-O Be7 8. Be3 O-O 9. Kh1 Qc7 10. f4 a6 11. a4 b6 12. Bf3 Bb7 13. f5 e5 14. Nxc6 Bxc6 15. Qe1 b5 16. axb5 axb5 17. Qg3 b4 18. Nd5 Bxd5 19. exd5 Rxa1 20. Rxa1 Kh8 21. Rc1 Ra8 22. Bg5 Ra2 23. Bxf6 Bxf6 24. Be4 Rxb2 25. h4 Qc3 26. Qg4 Qd2 27. Ra1 h6 28. Ra8+ Kh7 *", + "Moves": "g4g6 f7g6 f5g6", + "MovesSAN": "Qg6+ fxg6 fxg6#", + "Themes": "endgame mate mateIn2 sacrifice short" + }, + { + "FEN": "1k1r2r1/8/p3Q3/1p2P2p/5P2/P3BP2/1P2Nb1P/3R3K b - - 0 27", + "PGN": "1. e4 c5 2. Nc3 Nc6 3. Bb5 Qc7 4. Bxc6 Qxc6 5. f4 e6 6. Nf3 a6 7. O-O b5 8. a3 c4 9. Ne5 Qb6+ 10. Kh1 Nf6 11. d3 Bb7 12. Ne2 d6 13. Nf3 Ng4 14. Qe1 d5 15. e5 cxd3 16. cxd3 d4 17. Nfxd4 Bc5 18. Qg3 h5 19. Nf3 Nf2+ 20. Rxf2 Bxf2 21. Qxg7 O-O-O 22. d4 Bxf3 23. gxf3 Rhg8 24. Qxf7 Qxd4 25. Qxe6+ Kb8 26. Be3 Qd1+ 27. Rxd1 *", + "Moves": "d8d1 e2g1 d1g1", + "MovesSAN": "Rxd1+ Ng1 Rdxg1#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "1k5r/p3pp2/Q1p5/4R3/3q4/P1N3PB/1P5K/n1B5 b - - 2 26", + "PGN": "1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. O-O d6 5. c3 h5 6. d4 h4 7. Nxh4 Bg4 8. f3 Be6 9. e4 c6 10. f4 Qd7 11. f5 gxf5 12. Nxf5 Bxf5 13. Rxf5 Na6 14. Qf1 O-O-O 15. e5 dxe5 16. dxe5 Nd5 17. a3 Nc5 18. c4 Nb3 19. cxd5 Nxa1 20. dxc6 bxc6 21. Nc3 Qd4+ 22. Kh1 Bxe5 23. Qa6+ Kb8 24. Rxe5 Rxh2+ 25. Kxh2 Rh8+ 26. Bh3 *", + "Moves": "d4f2 h2h1 h8h3", + "MovesSAN": "Qf2+ Kh1 Rxh3#", + "Themes": "deflection master mate mateIn2 middlegame short" + }, + { + "FEN": "3r2k1/p4ppp/2p5/2p1r1Q1/8/2PP4/qP3PPP/3R2K1 w - - 0 18", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nc3 Bb4 4. d3 O-O 5. Bd2 Re8 6. Be2 c5 7. O-O d5 8. exd5 Nxd5 9. Nxd5 Bxd2 10. Qxd2 Qxd5 11. Rfe1 Nc6 12. c3 Bg4 13. Rad1 Rad8 14. Qg5 Bxf3 15. Bxf3 Qxa2 16. Bxc6 bxc6 17. Rxe5 Rxe5 *", + "Moves": "g5d8 e5e8 d8e8", + "MovesSAN": "Qxd8+ Re8 Qxe8#", + "Themes": "endgame hangingPiece mate mateIn2 short" + }, + { + "FEN": "r7/5R1p/6k1/p2p2p1/1r6/1P4K1/8/5R2 w - - 2 41", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 Nxe4 5. Bxf7+ Ke7 6. Nxe4 Kxf7 7. d4 Nxd4 8. Qh5+ g6 9. Qxe5 Bg7 10. Ng5+ Kg8 11. Qd5+ Ne6 12. Nxe6 c6 13. Qd3 Qa5+ 14. Bd2 Qe5+ 15. Qe3 Qxe6 16. Qxe6+ dxe6 17. Bc3 e5 18. O-O Bf5 19. Na3 b5 20. h3 Kf7 21. g4 Be4 22. f3 Bd5 23. Nb1 a5 24. f4 exf4 25. Bxg7 Kxg7 26. Rxf4 Rhe8 27. Nd2 Re2 28. Rf2 Re3 29. Raf1 Rxh3 30. c4 bxc4 31. b3 cxb3 32. axb3 Rg3+ 33. Kh2 Rxg4 34. Nc4 Rh4+ 35. Kg3 g5 36. Nd6 Rb4 37. Nf5+ Kg6 38. Ne7+ Kg7 39. Nxd5 cxd5 40. Rf7+ Kg6 *", + "Moves": "f1f6 g6h5 f7h7", + "MovesSAN": "R1f6+ Kh5 Rxh7#", + "Themes": "deflection endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "2r4k/1b2r2p/pq1pN1p1/1p1Pn3/1P3R2/8/P1P3PP/5R1K w - - 0 27", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 g6 5. Nc3 a6 6. Be3 Bg7 7. Bc4 Nf6 8. O-O b5 9. Bd5 Nxd5 10. exd5 Bb7 11. b4 O-O 12. Qd2 Nd7 13. Bh6 Ne5 14. Bxg7 Kxg7 15. f4 Nc4 16. Qf2 Rc8 17. f5 Ne5 18. Qg3 Qb6 19. Rad1 Rc4 20. Rf4 Rfc8 21. fxg6 fxg6 22. Kh1 Rxc3 23. Qg5 Re8 24. Ne6+ Kh8 25. Rdf1 Rcc8 26. Qxe7 Rxe7 *", + "Moves": "f4f8 c8f8 f1f8", + "MovesSAN": "Rf8+ Rxf8 Rxf8#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "5k2/4bp2/4p3/p3P1p1/1p4q1/1P4P1/PQ4BP/7K b - - 0 38", + "PGN": "1. d4 e6 2. g3 d5 3. Bg2 b5 4. Nf3 a6 5. O-O Bb7 6. b3 Nf6 7. c4 Be7 8. cxd5 Nxd5 9. e4 Nb6 10. Nbd2 c5 11. dxc5 Bxc5 12. Bb2 O-O 13. Qc2 Be7 14. Rad1 N8d7 15. Ne5 Rc8 16. Qb1 Qc7 17. Nxd7 Nxd7 18. Rc1 Qb8 19. Nf3 Qa8 20. Nd4 Nf6 21. f3 Rfd8 22. Kh1 b4 23. Rxc8 Rxc8 24. Ne2 a5 25. Nf4 Ba6 26. Rc1 g5 27. Nh3 h6 28. Nf2 Nd7 29. Ng4 Nc5 30. Nxh6+ Kf8 31. e5 Nd3 32. Rxc8+ Qxc8 33. Ng4 Qc7 34. Bf1 Nxb2 35. Bxa6 Qc3 36. Bf1 Qxf3+ 37. Bg2 Qxg4 38. Qxb2 *", + "Moves": "g4d1 g2f1 d1f1", + "MovesSAN": "Qd1+ Bf1 Qxf1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "q5k1/R4p1p/6p1/8/1n1B1P2/4PK2/2r2P1P/8 w - - 0 30", + "PGN": "1. d4 d5 2. c4 c6 3. e3 Nf6 4. Nf3 Bg4 5. Qb3 Nbd7 6. Qxb7 Bxf3 7. gxf3 e5 8. dxe5 Nxe5 9. f4 Nxc4 10. Bxc4 dxc4 11. Qxc6+ Nd7 12. Nc3 Rc8 13. Qe4+ Be7 14. Rg1 O-O 15. Nd5 Re8 16. Qg2 g6 17. Bd2 Nf6 18. Nxe7+ Qxe7 19. Bc3 Ne4 20. Bd4 c3 21. bxc3 Nxc3 22. Rc1 Nxa2 23. Rxc8 Rxc8 24. Ke2 Qb4 25. Qd5 Rc2+ 26. Kf3 Qe7 27. Ra1 Nb4 28. Qa8+ Qf8 29. Rxa7 Qxa8+ *", + "Moves": "a7a8 c2c8 a8c8", + "MovesSAN": "Rxa8+ Rc8 Rxc8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "4r1k1/4rppp/3p4/1Q3q2/8/P1P3P1/1P3P2/4R1K1 w - - 0 34", + "PGN": "1. d4 b5 2. Bf4 Bb7 3. e3 a6 4. Nd2 e6 5. Ngf3 Nf6 6. c3 Be7 7. Bd3 d6 8. e4 Nbd7 9. Qc2 c5 10. Rd1 cxd4 11. Nxd4 e5 12. Nxb5 axb5 13. Bg3 Bc6 14. a3 O-O 15. O-O Nc5 16. Be2 Ncxe4 17. Nxe4 Bxe4 18. Qb3 Rb8 19. Bxe5 Qb6 20. Bd4 Qc6 21. Rfe1 Bxg2 22. Bd3 Bh3 23. Bf1 Bxf1 24. Rxf1 Rfe8 25. Rfe1 Qf3 26. Re3 Qg4+ 27. Rg3 Qf4 28. Re1 Nh5 29. Be3 Qf6 30. Bg5 Qf5 31. Bxe7 Nxg3 32. hxg3 Rb7 33. Qxb5 Rbxe7 *", + "Moves": "b5e8 e7e8 e1e8", + "MovesSAN": "Qxe8+ Rxe8 Rxe8#", + "Themes": "backRankMate endgame mate mateIn2 short xRayAttack" + }, + { + "FEN": "6k1/3r1ppp/p1p5/2P5/8/4P3/P4KPP/1R6 w - - 0 34", + "PGN": "1. Nf3 d5 2. c4 Nf6 3. cxd5 Nxd5 4. e4 Nb6 5. d4 c5 6. d5 e6 7. Nc3 exd5 8. exd5 Bd6 9. Qe2+ Qe7 10. Qxe7+ Bxe7 11. Bb5+ N8d7 12. O-O O-O 13. Bf4 a6 14. d6 Bf6 15. Bxd7 Bxd7 16. Ne4 Bd8 17. Nxc5 Bc6 18. Ne5 Nd5 19. Bd2 Nf6 20. Nxc6 bxc6 21. b4 Nd5 22. d7 Bf6 23. Rab1 Rfd8 24. Rfe1 Nb6 25. Bf4 Nd5 26. Be3 Nb6 27. Bf4 Nd5 28. Be3 Nxe3 29. fxe3 Be7 30. Red1 Ra7 31. Kf2 Bxc5 32. bxc5 Raxd7 33. Rxd7 Rxd7 *", + "Moves": "b1b8 d7d8 b8d8", + "MovesSAN": "Rb8+ Rd8 Rxd8#", + "Themes": "backRankMate endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "r4k2/2R3R1/1p3pPr/2p2P2/8/7P/6K1/q7 w - - 2 40", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. c3 h6 4. Bc4 Bc5 5. d4 exd4 6. cxd4 Bb4+ 7. Nc3 d6 8. a3 Bxc3+ 9. bxc3 Nf6 10. Bd3 O-O 11. O-O Bg4 12. h3 Bh5 13. g4 Bg6 14. Re1 Re8 15. e5 dxe5 16. Bxg6 fxg6 17. dxe5 Qxd1 18. Rxd1 Nxe5 19. Nxe5 Rxe5 20. Be3 c5 21. Rab1 b6 22. a4 Nd5 23. Bd2 Rae8 24. Kf1 h5 25. c4 Nf6 26. Bc3 Re4 27. Bxf6 gxf6 28. gxh5 Rxc4 29. hxg6 Rxa4 30. Rd7 Ra8 31. Rb3 Rd4 32. Rc7 Rh4 33. Kg2 Rh6 34. Rg3 a5 35. f4 a4 36. f5 a3 37. Rd3 a2 38. Rdd7 a1=Q 39. Rg7+ Kf8 *", + "Moves": "c7f7 f8e8 g7g8", + "MovesSAN": "Rcf7+ Ke8 Rg8#", + "Themes": "endgame mate mateIn2 queenRookEndgame short" + }, + { + "FEN": "2r3k1/6p1/pp1P3p/8/8/8/PP1R1PPP/6K1 b - - 0 29", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 h6 4. O-O d6 5. c3 Nf6 6. Re1 Be6 7. Bxe6 fxe6 8. d4 exd4 9. cxd4 e5 10. dxe5 dxe5 11. Qxd8+ Rxd8 12. Nc3 Bd6 13. Be3 a6 14. Rad1 O-O 15. Nd5 Nxd5 16. Rxd5 Bb4 17. Red1 Bd6 18. Bd2 Ne7 19. Rd3 Ng6 20. Bc3 b6 21. Rd5 Nf4 22. R5d2 Ng6 23. Nxe5 Nxe5 24. Bxe5 Be7 25. Bxc7 Rxd2 26. Rxd2 Bc5 27. e5 Rc8 28. Bd6 Bxd6 29. exd6 *", + "Moves": "c8c1 d2d1 c1d1", + "MovesSAN": "Rc1+ Rd1 Rxd1#", + "Themes": "backRankMate endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "2r1r1k1/pp3pp1/1q5p/3B4/2P2nP1/2Q2N1P/P1P2P1K/B2R4 b - - 8 26", + "PGN": "1. e4 e5 2. Nc3 Nc6 3. Bc4 Nf6 4. d3 Bb4 5. Bd2 Bxc3 6. bxc3 d5 7. exd5 Nxd5 8. Nf3 O-O 9. O-O Bg4 10. h3 Bh5 11. Re1 Re8 12. g4 Bg6 13. Bg5 Qd6 14. Qd2 e4 15. dxe4 Bxe4 16. Rxe4 Rxe4 17. Bxd5 Ree8 18. Rd1 h6 19. Bf4 Qf6 20. Kg2 Rad8 21. c4 Ne7 22. Bxc7 Rc8 23. Be5 Qb6 24. Ba1 Ng6 25. Qc3 Nf4+ 26. Kh2 *", + "Moves": "b6f2 h2h1 f2g2", + "MovesSAN": "Qxf2+ Kh1 Qg2#", + "Themes": "master masterVsMaster mate mateIn2 middlegame short" + }, + { + "FEN": "5k2/R3ppb1/6p1/p4n1p/2r1NB2/P6P/5PP1/5K2 w - - 2 36", + "PGN": "1. e4 d5 2. exd5 Nf6 3. Nf3 Nxd5 4. d4 Nc6 5. c3 Bg4 6. Be2 g6 7. O-O Bg7 8. c4 Nb6 9. d5 Nb4 10. a3 Na6 11. Nc3 O-O 12. Bd2 Bxf3 13. Bxf3 Nxc4 14. Rb1 Ne5 15. Be2 c6 16. dxc6 Nxc6 17. b4 Nc7 18. Qc2 Nd4 19. Qe4 Nxe2+ 20. Qxe2 Ne6 21. Ne4 Nd4 22. Qd3 Qb6 23. Nc5 Rfd8 24. Qe4 Qc6 25. Qxc6 Nxc6 26. Be3 b6 27. Ne4 Nd4 28. Rfd1 Nf5 29. Bf4 Rac8 30. Kf1 Rxd1+ 31. Rxd1 h5 32. h3 Kf8 33. Rd7 a5 34. bxa5 bxa5 35. Ra7 Rc4 *", + "Moves": "a7a8 c4c8 a8c8", + "MovesSAN": "Ra8+ Rc8 Rxc8#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "4b1rk/6p1/2p1R2p/Pp3B2/1q3P1Q/3p1P2/7K/8 w - - 0 37", + "PGN": "1. e4 e5 2. Bc4 Nc6 3. Nf3 Bc5 4. h3 d6 5. d3 Nge7 6. c3 Bd7 7. a4 a5 8. Na3 O-O 9. O-O Ng6 10. Nc2 Nce7 11. b4 axb4 12. cxb4 Ba7 13. Bd2 c6 14. a5 b5 15. Bb3 Qc8 16. Kh2 Kh8 17. d4 f5 18. exf5 Nxf5 19. dxe5 Nxe5 20. Bf4 Nxf3+ 21. gxf3 d5 22. Ne3 Nxe3 23. fxe3 Bxh3 24. Rg1 Rxf4 25. exf4 Bxg1+ 26. Qxg1 Bf5 27. Rd1 Qc7 28. Qg5 Rf8 29. Re1 h6 30. Qg3 Bd7 31. Re7 Rg8 32. Bc2 Qd6 33. Qh4 d4 34. Bd3 Be8 35. Bf5 d3 36. Re6 Qxb4 *", + "Moves": "e6h6 g7h6 h4h6", + "MovesSAN": "Rxh6+ gxh6 Qxh6#", + "Themes": "endgame mate mateIn2 sacrifice short" + }, + { + "FEN": "5rk1/2p2ppp/3r4/3p3n/N7/1P2qP2/P1PQ2PP/3R1R1K b - - 4 21", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 Bc5 4. Be3 exd4 5. Bxd4 Bxd4 6. Nxd4 Nf6 7. Nxc6 bxc6 8. Bd3 a5 9. Nc3 Ba6 10. Bxa6 Rxa6 11. Qd3 Rb6 12. b3 O-O 13. O-O d5 14. exd5 cxd5 15. Na4 Rd6 16. Rad1 Ne4 17. f3 Nf6 18. Qb5 Qe7 19. Qxa5 Qe3+ 20. Kh1 Nh5 21. Qd2 *", + "Moves": "h5g3 h2g3 d6h6", + "MovesSAN": "Ng3+ hxg3 Rh6#", + "Themes": "mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "1bbr1r1k/p3R3/1p5p/3p2p1/3P2N1/2P4P/PPB2PP1/6K1 w - - 0 33", + "PGN": "1. d4 Nf6 2. Nf3 e6 3. c3 c5 4. Bg5 h6 5. Bxf6 Qxf6 6. e3 cxd4 7. exd4 Nc6 8. Bd3 d5 9. O-O Bd6 10. Re1 O-O 11. Nbd2 b6 12. Qe2 Bb7 13. h3 Ne7 14. Ne5 Ng6 15. Nxg6 fxg6 16. Qxe6+ Qxe6 17. Rxe6 Bf4 18. Nf3 g5 19. Rae1 Bc8 20. Re7 Bd6 21. R7e3 Bf4 22. R3e2 Bd6 23. Ne5 Rf6 24. Bc2 Bb7 25. Ng4 Rff8 26. Bb3 Rad8 27. Re6 Kh7 28. Bc2+ Kg8 29. Rg6 Kh8 30. Ree6 Bb8 31. Re7 Bc8 32. Rxh6+ gxh6 *", + "Moves": "e7h7 h8g8 g4h6", + "MovesSAN": "Rh7+ Kg8 Nxh6#", + "Themes": "intermezzo kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "3r2k1/p4pp1/7p/8/q3B3/2p3P1/6PP/3R2K1 w - - 0 38", + "PGN": "1. d4 d5 2. c4 e6 3. Nc3 c5 4. cxd5 exd5 5. Nf3 Nc6 6. Bf4 Nf6 7. e3 Be6 8. a3 cxd4 9. Nxd4 Nxd4 10. exd4 Bd6 11. Bg3 O-O 12. Bd3 Qb6 13. Qd2 Rfe8 14. O-O Bxg3 15. fxg3 Qxd4+ 16. Kh1 Qg4 17. Be2 Qg6 18. Bd3 Qh5 19. Be2 Qe5 20. Rae1 Qc7 21. Bf3 Rad8 22. Qf2 d4 23. Ne4 Nxe4 24. Bxe4 d3 25. Qd2 Bc4 26. Bf3 Rxe1 27. Rxe1 h6 28. Rc1 b5 29. b3 Re8 30. bxc4 bxc4 31. Kg1 Rd8 32. a4 Rc8 33. Be4 Qd7 34. Qc3 d2 35. Rd1 Qxa4 36. Qxd2 c3 37. Qd8+ Rxd8 *", + "Moves": "d1d8 a4e8 d8e8", + "MovesSAN": "Rxd8+ Qe8 Rxe8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "2R5/5ppk/8/5PPK/3r4/8/8/8 w - - 3 59", + "PGN": "1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. g3 e6 5. Bg2 Be7 6. O-O Nbd7 7. Nfd2 O-O 8. Nc3 b5 9. cxb5 cxb5 10. Nxb5 Qb6 11. a4 a6 12. Nc3 Qxd4 13. Nb3 Qxd1 14. Rxd1 Rb8 15. Na5 Ne5 16. Bf4 Bd6 17. Bxe5 Bxe5 18. Nc6 Bxc3 19. Nxb8 Bxb2 20. Rab1 Be5 21. Nc6 Bd6 22. e4 Bd7 23. exd5 exd5 24. Bxd5 Nxd5 25. Rxd5 Bxc6 26. Rxd6 Bxa4 27. Rxa6 Bc2 28. Rc1 Be4 29. Ra7 Rd8 30. Rac7 Bf5 31. Rb7 h6 32. h4 Be6 33. Rcb1 Kh7 34. R7b2 Rd4 35. f3 Rd3 36. Kg2 Bf5 37. g4 Be6 38. Rf1 Bc4 39. Rff2 Be6 40. Kg3 Rd1 41. f4 Bd5 42. f5 Rd3+ 43. Kf4 Bc6 44. Rb4 Rd1 45. Rc4 Bd5 46. Rc7 Bb3 47. Rf3 Bd5 48. Rf2 Bb3 49. g5 Rd4+ 50. Kg3 Bc4 51. Rf4 Rd3+ 52. Kg4 Bb3 53. Kh5 Bd1+ 54. Rg4 Bxg4+ 55. Kxg4 Rd4+ 56. Kh5 hxg5 57. hxg5 Kg8 58. Rc8+ Kh7 *", + "Moves": "g5g6 f7g6 f5g6", + "MovesSAN": "g6+ fxg6+ fxg6#", + "Themes": "endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "2kr4/5Q1p/1P1p4/5p2/2P2n2/2BBq3/R6P/R6K b - - 2 30", + "PGN": "1. e4 e5 2. Nf3 d6 3. d4 exd4 4. Nxd4 Nf6 5. Bd3 Bg4 6. f3 Bd7 7. O-O Nc6 8. Nxc6 Bxc6 9. c4 Qd7 10. Nc3 g6 11. b4 b6 12. Re1 O-O-O 13. a4 Bg7 14. Bb2 Nh5 15. b5 Ba8 16. a5 f5 17. axb6 cxb6 18. Qa4 Kb8 19. exf5 gxf5 20. Ra2 Rhf8 21. Rea1 Rf7 22. Qa6 Bxc3 23. Qxb6+ Kc8 24. Bxc3 Bb7 25. Qxa7 Qe8 26. b6 Qe3+ 27. Kh1 Bxf3 28. Qxf7 Bxg2+ 29. Kxg2 Nf4+ 30. Kh1 *", + "Moves": "e3f3 a2g2 f3g2", + "MovesSAN": "Qf3+ Rg2 Qxg2#", + "Themes": "fork mate mateIn2 middlegame short" + }, + { + "FEN": "2kr3r/p4p2/1pbP4/4PP1q/1P2B3/P3Q1P1/5R2/R5K1 b - - 0 31", + "PGN": "1. d4 d5 2. c4 e5 3. dxe5 d4 4. e4 Nc6 5. f4 g5 6. f5 Nxe5 7. Nf3 Nxf3+ 8. Qxf3 Bd7 9. Bd3 Bc6 10. O-O Qf6 11. Qg3 h6 12. Qxc7 Bd6 13. Qa5 b6 14. Qe1 Qe5 15. g3 Nf6 16. Nd2 g4 17. a3 h5 18. b4 h4 19. c5 Bc7 20. Nc4 Qe7 21. e5 Nd5 22. Nd6+ Bxd6 23. cxd6 Qd8 24. Bf4 hxg3 25. Bxg3 Ne3 26. Rf2 Qg5 27. Bf4 Qh5 28. Bxe3 dxe3 29. Qxe3 O-O-O 30. Be4 g3 31. hxg3 *", + "Moves": "h5h1 e4h1 h8h1", + "MovesSAN": "Qh1+ Bxh1 Rxh1#", + "Themes": "mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "r1b1kr2/pppp2pp/2n5/5q2/2B1p3/2KPQ3/PPP3PP/RNB4R b q - 0 13", + "PGN": "1. e4 e5 2. Bc4 Nc6 3. Nf3 Nf6 4. Ng5 Bc5 5. Nxf7 Bxf2+ 6. Kxf2 Nxe4+ 7. Ke3 Qh4 8. Qf3 Ng5 9. Nxg5 Qxg5+ 10. Kd3 Rf8 11. Qe3 Qf5+ 12. Kc3 e4 13. d3 *", + "Moves": "f5a5 c3b3 a5b4", + "MovesSAN": "Qa5+ Kb3 Qb4#", + "Themes": "mate mateIn2 opening short" + }, + { + "FEN": "r4rk1/1bp2ppp/pp6/4PP2/5Qnq/1B4NP/PP4P1/R1B2R1K b - - 0 20", + "PGN": "1. e4 e5 2. Nc3 Nc6 3. Bc4 Nf6 4. d3 Bc5 5. f4 O-O 6. Nf3 d6 7. f5 Bb4 8. O-O Nd4 9. Nxd4 exd4 10. Ne2 d5 11. Bb3 dxe4 12. dxe4 Bc5 13. Ng3 d3+ 14. Kh1 dxc2 15. Qxc2 a6 16. Qxc5 b6 17. Qf2 Bb7 18. e5 Ng4 19. Qf4 Qh4 20. h3 *", + "Moves": "h4h3 h1g1 h3g2", + "MovesSAN": "Qxh3+ Kg1 Qxg2#", + "Themes": "kingsideAttack mate mateIn2 middlegame pin short" + }, + { + "FEN": "8/pp5p/5p2/3pkp2/1Q6/1P4P1/q4PKP/8 w - - 0 42", + "PGN": "1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nf3 Be6 5. Be2 Nd7 6. O-O Ngf6 7. b3 g6 8. c4 c6 9. Nc3 Bg7 10. Bb2 O-O 11. Rb1 Bf5 12. Rc1 Re8 13. Bd3 Ne4 14. cxd5 Nxc3 15. Bxc3 Bxd3 16. Qxd3 cxd5 17. Bd2 Nf6 18. Bg5 Qd6 19. Rce1 Ne4 20. g3 Qb4 21. Be3 Nd6 22. Bf4 Rad8 23. Be5 f6 24. Bxd6 Qxd6 25. Nh4 Qb4 26. Re3 Bh6 27. Rf3 Kg7 28. Ra1 Re4 29. Qc2 Qxd4 30. Qc7+ Kf8 31. Qxd8+ Re8 32. Qd6+ Kf7 33. Qd7+ Re7 34. Qh3 Qxa1+ 35. Kg2 Qxa2 36. Nf5 gxf5 37. Qxh6 Ke6 38. Re3+ Kd6 39. Qf4+ Re5 40. Qb4+ Ke6 41. Rxe5+ Kxe5 *", + "Moves": "b4e7 e5d4 e7e3", + "MovesSAN": "Qe7+ Kd4 Qe3#", + "Themes": "endgame mate mateIn2 queenEndgame short" + }, + { + "FEN": "4k2B/pp6/2p2p1R/3q1N2/2P1P1p1/2b1K1P1/P2r1PP1/2R2B2 b - - 1 25", + "PGN": "1. d4 Nf6 2. Bf4 d6 3. c4 Nbd7 4. e3 e5 5. dxe5 dxe5 6. Bg5 Bb4+ 7. Nc3 h6 8. Bh4 g5 9. Bg3 Ne4 10. Rc1 c6 11. Nf3 Qa5 12. Qb3 Ndc5 13. Qc2 Bf5 14. Bxe5 Ng3 15. Qd2 Rd8 16. Nd4 Nce4 17. Bxh8 Nxd2 18. hxg3 Ne4 19. Nxf5 f6 20. Rxh6 Nxc3 21. bxc3 Bxc3+ 22. Ke2 Rd2+ 23. Kf3 Qd5+ 24. e4 g4+ 25. Ke3 *", + "Moves": "d2e2 f1e2 d5d2", + "MovesSAN": "Re2+ Bxe2 Qd2#", + "Themes": "clearance mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "5r1k/p5pp/b1Q2p2/4p3/P7/4P3/1r1P1P1P/4K1NR b K - 0 22", + "PGN": "1. g4 d5 2. Bg2 e5 3. c4 c6 4. cxd5 cxd5 5. e3 Nc6 6. Nc3 Be6 7. a3 Bc5 8. Qb3 Nge7 9. Qxb7 Rb8 10. Qa6 Bxg4 11. Nxd5 Bc8 12. Qc4 Qd6 13. Nc7+ Qxc7 14. Qxc5 O-O 15. b4 Ba6 16. Bb2 f6 17. a4 Rxb4 18. Bxc6 Nxc6 19. Qd5+ Kh8 20. Rc1 Rxb2 21. Rxc6 Qxc6 22. Qxc6 *", + "Moves": "b2b1 c6c1 b1c1", + "MovesSAN": "Rb1+ Qc1 Rxc1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r1b2r1k/1p2q1pp/2n2p2/4pP1Q/p1B5/1NP2R2/P1P3PP/R5K1 w - - 0 19", + "PGN": "1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Be2 d5 7. e5 Nxe5 8. O-O Be7 9. f4 Nc6 10. f5 e5 11. Nb3 O-O 12. Bg5 d4 13. Bxf6 dxc3 14. Bxe7 Qxe7 15. bxc3 f6 16. Bc4+ Kh8 17. Qh5 a5 18. Rf3 a4 *", + "Moves": "h5h7 h8h7 f3h3", + "MovesSAN": "Qxh7+ Kxh7 Rh3#", + "Themes": "attraction kingsideAttack mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "2b4R/3rk3/2p2R2/4PB2/2Pn4/1p5P/1P4P1/2K5 b - - 4 37", + "PGN": "1. d4 d6 2. c4 Nf6 3. Nc3 e6 4. e4 e5 5. dxe5 dxe5 6. Qxd8+ Kxd8 7. Bg5 Ke7 8. O-O-O h6 9. Bxf6+ Kxf6 10. Nf3 Bb4 11. Nd5+ Kg6 12. Nxb4 a5 13. Nd5 c6 14. Nxe5+ Kh7 15. Nc7 Ra7 16. Nxf7 b5 17. Nxh8 Rxc7 18. Nf7 Rxf7 19. Rd8 Rc7 20. Bd3 b4 21. f4 Nd7 22. Rd1 Nc5 23. Bc2 a4 24. e5+ g6 25. h3 b3 26. axb3 axb3 27. Bb1 Ne6 28. Re8 Nxf4 29. Rdd8 Ne6 30. Rh8+ Kg7 31. Rdg8+ Kf7 32. Rxg6 Nd4 33. Rf6+ Ke7 34. Rh7+ Ke8 35. Rhxh6 Rd7 36. Rh8+ Ke7 37. Bf5 *", + "Moves": "d4e2 c1b1 d7d1", + "MovesSAN": "Ne2+ Kb1 Rd1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r2nr2k/7p/p1p3pB/1p2P1n1/3q2P1/1B5P/PPP2R2/5R1K w - - 0 29", + "PGN": "1. e4 e5 2. f4 exf4 3. Nf3 Nc6 4. Bc4 d6 5. O-O Be7 6. h3 Nf6 7. Nc3 O-O 8. d4 a6 9. Bxf4 b5 10. Bd3 Bd7 11. e5 dxe5 12. dxe5 Nh5 13. Be3 g6 14. Bh6 Re8 15. g4 Ng7 16. Qe2 Qc8 17. Qf2 Ne6 18. Ne4 Ncd8 19. Nfg5 Bc6 20. Nxf7 Bxe4 21. Bxe4 Bc5 22. Qxc5 Nxc5 23. Bd5 Nce6 24. Ng5 c6 25. Bb3 Qd7 26. Rf2 Kh8 27. Raf1 Qd4 28. Kh1 Nxg5 *", + "Moves": "f2f8 e8f8 f1f8", + "MovesSAN": "Rf8+ Rxf8 Rxf8#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "r4rnk/pp2b1pp/3p2P1/q3p3/1n2P3/1PN1BP2/1PPQB3/2KR3R b - - 0 17", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 e5 5. Nb3 Nf6 6. Nc3 Be7 7. Be3 O-O 8. Be2 Nc6 9. g4 Be6 10. h4 Kh8 11. f3 Ng8 12. g5 f6 13. Qd2 fxg5 14. hxg5 Nb4 15. O-O-O Bxb3 16. axb3 Qa5 17. g6 *", + "Moves": "a5a1 c3b1 b4a2", + "MovesSAN": "Qa1+ Nb1 Na2#", + "Themes": "mate mateIn2 middlegame queensideAttack short smotheredMate" + }, + { + "FEN": "6k1/pp4pp/2pB4/2Pn1P2/r7/8/2r4P/4RR1K w - - 0 30", + "PGN": "1. e4 Nc6 2. Nf3 e5 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Nxd5 6. Nxf7 Kxf7 7. Qh5+ Ke6 8. Nc3 Ne7 9. Nxd5 Nxd5 10. d4 c6 11. Qxe5+ Kf7 12. O-O Be6 13. f4 Bd6 14. Qe4 Nc7 15. Bxe6+ Nxe6 16. f5 Nc7 17. c4 Re8 18. Qd3 Kg8 19. c5 Bxc5 20. Qc4+ Qd5 21. Qxd5+ Nxd5 22. dxc5 Re2 23. Bf4 Rxb2 24. Be5 Rc2 25. Bd6 Re8 26. a4 Ree2 27. g4 Rg2+ 28. Kh1 Rxg4 29. Rae1 Rxa4 *", + "Moves": "e1e8 g8f7 e8f8", + "MovesSAN": "Re8+ Kf7 Rf8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "3r4/1p3k1p/p1n3p1/8/P1N2p2/2P5/1P2RPPP/6K1 b - - 1 28", + "PGN": "1. e4 e6 2. d4 c6 3. Nc3 d5 4. e5 Ne7 5. Bd3 Nf5 6. Nf3 c5 7. Bg5 Be7 8. Bxe7 Qxe7 9. Bxf5 exf5 10. O-O Be6 11. a4 O-O 12. Qd2 Nc6 13. dxc5 Qxc5 14. Nb5 Qb6 15. c3 a6 16. Nbd4 Qc7 17. Nxe6 fxe6 18. Ng5 Qxe5 19. Rae1 Qf6 20. Nxe6 Rfe8 21. Nc7 Rxe1 22. Rxe1 Rc8 23. Qxd5+ Qf7 24. Qxf7+ Kxf7 25. Nd5 Rd8 26. Ne3 g6 27. Re2 f4 28. Nc4 *", + "Moves": "d8d1 e2e1 d1e1", + "MovesSAN": "Rd1+ Re1 Rxe1#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "3Rb1k1/p1pQ1pp1/4r3/7p/2N2B1P/1P4P1/P6K/1q6 b - - 8 34", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Nf6 5. O-O Nxe4 6. Re1 d5 7. Bb5 Bc5 8. Nxd4 Bxd4 9. Qxd4 O-O 10. Bxc6 bxc6 11. f3 c5 12. Qa4 Bd7 13. Qa5 Qh4 14. fxe4 Rfe8 15. e5 Rab8 16. b3 Rb4 17. Bd2 Rg4 18. Qxc5 Bf5 19. Qf2 Qh5 20. Nc3 Bxc2 21. Nxd5 Be4 22. Ne3 Rg6 23. g3 Qxe5 24. Nc4 Qd5 25. Bf4 h5 26. Rad1 Qb7 27. Rd4 Bc6 28. Rxe8+ Bxe8 29. Rd8 Re6 30. h4 Qe4 31. Qd2 Qb1+ 32. Kg2 Qe4+ 33. Kh2 Qb1 34. Qd7 *", + "Moves": "e6e2 h2h3 b1f1", + "MovesSAN": "Re2+ Kh3 Qf1#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "2krR3/1pq3pp/3b1p2/p1p2P2/P2p2nP/3P4/1PQB1PP1/R4BK1 b - - 0 21", + "PGN": "1. d3 e5 2. c3 d5 3. Nd2 c5 4. Qc2 Nc6 5. e4 d4 6. Be2 Be6 7. Ngf3 f6 8. a4 a5 9. h3 Nge7 10. Nf1 Ng6 11. Ng3 Bd6 12. Bd2 Qe7 13. h4 O-O-O 14. cxd4 exd4 15. O-O Qc7 16. Nf5 Bxf5 17. exf5 Nge5 18. Rfe1 Rhe8 19. Nxe5 Nxe5 20. Bf1 Ng4 21. Rxe8 *", + "Moves": "d6h2 g1h1 g4f2", + "MovesSAN": "Bh2+ Kh1 Nxf2#", + "Themes": "deflection kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "7k/2p2rpp/4R1p1/1p6/4p3/1P5P/r4PP1/5RK1 w - - 0 28", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 4. c3 Bg4 5. d4 exd4 6. cxd4 a6 7. Be2 Be7 8. Nc3 Nf6 9. O-O O-O 10. h3 Bh5 11. b3 d5 12. Bb2 dxe4 13. Ne5 Bg6 14. Nxg6 fxg6 15. Bc4+ Kh8 16. d5 Ne5 17. Be2 Bc5 18. Na4 Bd6 19. Rc1 b5 20. Bxe5 Bxe5 21. Nc5 Qxd5 22. Qxd5 Nxd5 23. Ne6 Rf7 24. Rc5 Nf4 25. Bxb5 Nxe6 26. Rxe5 axb5 27. Rxe6 Rxa2 *", + "Moves": "e6e8 f7f8 e8f8", + "MovesSAN": "Re8+ Rf8 Rxf8#", + "Themes": "backRankMate endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "4r2k/2Q2p1p/6p1/8/2Bp1n2/1P6/2P2P1P/q1BKR3 b - - 0 40", + "PGN": "1. e4 e5 2. d4 exd4 3. Qxd4 Nc6 4. Qe3 Nf6 5. Bd2 Qe7 6. Nc3 Qc5 7. Qg3 Nh5 8. Qf3 Nd4 9. Qd1 g6 10. Bd3 Bg7 11. g4 Nf6 12. g5 Nh5 13. Nf3 Nxf3+ 14. Qxf3 O-O 15. O-O-O b5 16. Nd5 a5 17. Be3 Qd6 18. Bxb5 Kh8 19. Nf6 Qb4 20. Bd3 Rb8 21. b3 a4 22. e5 Bxf6 23. gxf6 Bb7 24. Qh3 Qa3+ 25. Kd2 Bxh1 26. Rxh1 axb3 27. axb3 Qa5+ 28. Ke2 Qxe5 29. Qf3 d5 30. Kd2 d4 31. Bh6 Qa5+ 32. Kd1 Qa1+ 33. Bc1 Rfe8 34. Rg1 Rb6 35. Qd5 Rxf6 36. Qb5 Rfe6 37. Bc4 Re5 38. Qc6 Nf4 39. Qxc7 Re1+ 40. Rxe1 *", + "Moves": "e8e1 d1e1 a1c1", + "MovesSAN": "Rxe1+ Kxe1 Qxc1#", + "Themes": "attraction mate mateIn2 middlegame pin short" + }, + { + "FEN": "6k1/6p1/5p1p/4bB2/rpN1P3/3R4/2P3P1/7K b - - 1 39", + "PGN": "1. e4 d5 2. f3 dxe4 3. fxe4 e5 4. d3 Nf6 5. Nf3 Bd6 6. Be2 O-O 7. O-O Bg4 8. Nc3 c6 9. Bg5 Nbd7 10. Kh1 Qb6 11. Rb1 h6 12. Bd2 Qd8 13. a3 Nh5 14. d4 Bxf3 15. Bxf3 Nf4 16. dxe5 Bxe5 17. Bxf4 Bxf4 18. Bg4 Qb8 19. Bxd7 Bxh2 20. Bh3 Be5 21. Bf5 Rd8 22. Qf3 Qd6 23. Rbd1 Qf6 24. Rxd8+ Rxd8 25. Rd1 Rb8 26. Bh3 Qg5 27. Rf1 Rf8 28. Qf5 Qxf5 29. Bxf5 f6 30. Rd1 Rb8 31. Rd7 a6 32. a4 a5 33. Rd3 b5 34. axb5 cxb5 35. Nd1 b4 36. b3 Ra8 37. Ne3 a4 38. bxa4 Rxa4 39. Nc4 *", + "Moves": "a4a1 d3d1 a1d1", + "MovesSAN": "Ra1+ Rd1 Rxd1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "6k1/5pp1/4p2p/8/3bB3/1Rr4P/1pP1K1P1/8 w - - 6 32", + "PGN": "1. e4 c5 2. Nf3 d6 3. Bc4 Nf6 4. Nc3 Nc6 5. O-O e6 6. d3 Be7 7. Bg5 h6 8. Bh4 O-O 9. d4 cxd4 10. Nxd4 Nxd4 11. Qxd4 a6 12. e5 dxe5 13. Qxe5 b5 14. Bb3 Bb7 15. Rad1 Qb6 16. Bxf6 Bxf6 17. Rd6 Qxf2+ 18. Rxf2 Bxe5 19. Rd7 Bc6 20. Rd3 Rad8 21. Rfd2 Rxd3 22. Rxd3 a5 23. a3 Bc7 24. h3 Bb6+ 25. Kf1 b4 26. axb4 axb4 27. Ba4 bxc3 28. Bxc6 cxb2 29. Rb3 Bd4 30. Ke2 Rc8 31. Be4 Rc3 *", + "Moves": "b3b8 c3c8 b8c8", + "MovesSAN": "Rb8+ Rc8 Rxc8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "6k1/1PR2p2/6pK/4r3/1r6/7P/6P1/8 w - - 1 44", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Qf6 5. Nxc6 Qxc6 6. Nc3 Bb4 7. Qf3 Nf6 8. Bg5 Bxc3+ 9. bxc3 Qxe4+ 10. Qxe4+ Nxe4 11. Bf4 d6 12. c4 O-O 13. Bd3 Nf6 14. O-O Bd7 15. Rfe1 Rae8 16. Rab1 Nh5 17. Be3 b6 18. Rb5 Bxb5 19. cxb5 Nf6 20. a4 Nd5 21. Kf1 Nxe3+ 22. fxe3 Re7 23. a5 Rfe8 24. Kf2 Re5 25. c4 Rh5 26. h3 g6 27. axb6 axb6 28. Ra1 d5 29. Ra7 dxc4 30. Bxc4 Rh4 31. Rxc7 Rf8 32. Be2 Rb4 33. Rb7 Re8 34. Rxb6 Rbe4 35. Rc6 Rxe3 36. Rc2 Rb3 37. Rc7 Rb2 38. Kf3 Rbxe2 39. b6 Rb2 40. b7 Rb3+ 41. Kg4 Rb4+ 42. Kg5 h6+ 43. Kxh6 Re5 *", + "Moves": "c7c8 e5e8 c8e8", + "MovesSAN": "Rc8+ Re8 Rxe8#", + "Themes": "endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "1k4r1/ppp4p/2p1R3/8/1b6/7Q/P1q2PP1/R1B2K2 b - - 0 24", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. Bxc6 dxc6 5. h3 Bd6 6. d3 Qe7 7. O-O Rg8 8. c3 g5 9. d4 g4 10. hxg4 Bxg4 11. Qd3 O-O-O 12. b4 Bxf3 13. Qxf3 exd4 14. cxd4 Nxe4 15. Re1 f5 16. Qxf5+ Kb8 17. Rxe4 Qg7 18. Qh3 Qg6 19. Nc3 Bxb4 20. Re6 Qc2 21. Ne4 Rxd4 22. Ng3 Rd1+ 23. Nf1 Rxf1+ 24. Kxf1 *", + "Moves": "c2d1 e6e1 d1e1", + "MovesSAN": "Qd1+ Re1 Qxe1#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "5bk1/1Q3p1p/4pKp1/p3P3/5P2/7P/r4r2/8 w - - 4 35", + "PGN": "1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. e3 O-O 6. cxd5 Nxd5 7. Bd3 c5 8. O-O Nc6 9. Be4 Nxc3 10. bxc3 cxd4 11. Bxc6 bxc6 12. cxd4 c5 13. Bb2 Bg4 14. h3 Bxf3 15. Qxf3 Qd7 16. Rab1 Rab8 17. Rfd1 Rfd8 18. dxc5 Rxb2 19. Rxd7 Rxb1+ 20. Kh2 Rxd7 21. Qa8+ Bf8 22. c6 Rc7 23. e4 Rc1 24. e5 R1xc6 25. f4 Ra6 26. Qd8 Rc2 27. a4 Rxa4 28. Kg3 Raa2 29. Kh4 Rxg2 30. Qd5 Rgd2 31. Qb3 e6 32. Qb7 a5 33. Kg5 Rg2+ 34. Kf6 Rgf2 *", + "Moves": "b7f7 g8h8 f7f8", + "MovesSAN": "Qxf7+ Kh8 Qxf8#", + "Themes": "deflection endgame mate mateIn2 short" + }, + { + "FEN": "6k1/p4ppp/1p6/4r3/1Pr1P1P1/P6P/1K6/3R1R2 w - - 0 33", + "PGN": "1. e4 c5 2. d4 cxd4 3. Qxd4 Nc6 4. Qe3 e5 5. Bd3 Nf6 6. h3 b6 7. Ne2 Bb7 8. a3 Bc5 9. Qg3 Nd4 10. Nbc3 Nxe2 11. Qxe5+ Qe7 12. Qxe7+ Bxe7 13. Kxe2 O-O 14. f3 d5 15. Bf4 dxe4 16. fxe4 Bc5 17. Rae1 Rfe8 18. Kd1 Rad8 19. Kc1 Nh5 20. Bc7 Rd7 21. Bh2 Rde7 22. b4 Bd4 23. Nb5 Be5 24. Bxe5 Rxe5 25. Nd6 R8e7 26. g4 Nf4 27. Rhf1 Nxd3+ 28. cxd3 Ba6 29. Rd1 Rd7 30. Nc4 Rc7 31. Kb2 Bxc4 32. dxc4 Rxc4 *", + "Moves": "d1d8 e5e8 d8e8", + "MovesSAN": "Rd8+ Re8 Rxe8#", + "Themes": "endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "3q2k1/p4rpp/8/8/r7/8/1pP3PP/1K1R1R2 w - - 0 26", + "PGN": "1. e4 e5 2. f4 Nc6 3. Nf3 exf4 4. d4 d6 5. Bxf4 Bg4 6. Be2 Nf6 7. Nc3 Be7 8. d5 Ne5 9. Nxe5 Bxe2 10. Qxe2 dxe5 11. Bxe5 O-O 12. O-O-O Bd6 13. Bxd6 cxd6 14. e5 dxe5 15. Qxe5 Qa5 16. Rhf1 Rae8 17. Qg3 Ne4 18. Nxe4 Rxe4 19. Kb1 Ra4 20. a3 b5 21. d6 b4 22. d7 bxa3 23. Qb3 axb2 24. Qxf7+ Rxf7 25. d8=Q+ Qxd8 *", + "Moves": "d1d8 f7f8 f1f8", + "MovesSAN": "Rxd8+ Rf8 Rfxf8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "6rk/5p1p/p4b2/1p2pR2/6Q1/7R/PPq3PP/3r2BK w - - 3 29", + "PGN": "1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 Qc7 6. Bd3 Nc6 7. Nde2 b5 8. O-O Bb7 9. f4 d6 10. Kh1 Nf6 11. Qe1 Be7 12. Be3 Nb4 13. Qg3 Nxd3 14. cxd3 O-O 15. e5 Nd5 16. Nxd5 Bxd5 17. Nc3 Bb7 18. Ne4 Kh8 19. Rae1 Bxe4 20. dxe4 dxe5 21. f5 exf5 22. exf5 Bf6 23. Qg4 Qc2 24. Rf3 Rad8 25. Rh3 g6 26. Rf1 gxf5 27. Rxf5 Rd1+ 28. Bg1 Rg8 *", + "Moves": "h3h7 h8h7 f5h5", + "MovesSAN": "Rxh7+ Kxh7 Rh5#", + "Themes": "attraction mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "3r2k1/5ppp/p1pP4/4Bq2/P1Q5/2P4P/1r3PP1/1R2R1K1 b - - 3 28", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. Bb5 d6 4. O-O e5 5. c3 Nf6 6. Re1 Be7 7. d4 a6 8. Bxc6+ bxc6 9. dxe5 Nd7 10. exd6 Bf6 11. e5 Bxe5 12. Nxe5 O-O 13. Nxd7 Bxd7 14. Bf4 Qf6 15. Bg3 Qg5 16. Nd2 Bg4 17. Qa4 Bd7 18. Ne4 Qd5 19. Rad1 Qf5 20. Qc4 Rfd8 21. h3 Be6 22. Qxc5 Bd5 23. Nd2 Qd7 24. Nc4 Rab8 25. a4 Bxc4 26. Qxc4 Rxb2 27. Be5 Qf5 28. Rb1 *", + "Moves": "f5f2 g1h2 f2g2", + "MovesSAN": "Qxf2+ Kh2 Qxg2#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "rn1qr1k1/pp3ppp/2p5/5p2/2pP1P2/2P2N2/P3QPPP/R3R1K1 w - - 1 14", + "PGN": "1. d4 d5 2. c4 c6 3. Nc3 Bf5 4. Bf4 Nf6 5. Nf3 e6 6. e3 Bd6 7. Bd3 Bxf4 8. Bxf5 exf5 9. exf4 Ne4 10. O-O O-O 11. Re1 dxc4 12. Qe2 Nxc3 13. bxc3 Re8 *", + "Moves": "e2e8 d8e8 e1e8", + "MovesSAN": "Qxe8+ Qxe8 Rxe8#", + "Themes": "backRankMate mate mateIn2 middlegame short" + }, + { + "FEN": "r1b4r/pppkn1R1/3p2B1/6q1/3PP1p1/2P3P1/PPQN2P1/R3N1K1 b - - 0 17", + "PGN": "1. e4 e5 2. f4 exf4 3. Nf3 Nc6 4. d4 h6 5. Bxf4 g5 6. Bg3 Bg7 7. c3 Nge7 8. Bc4 Ng6 9. O-O d6 10. Nbd2 h5 11. Qc2 g4 12. Ne1 h4 13. Bxf7+ Kd7 14. Bxg6 hxg3 15. hxg3 Qg5 16. Rf7+ Ne7 17. Rxg7 *", + "Moves": "g5e3 g1f1 h8h1", + "MovesSAN": "Qe3+ Kf1 Rh1#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "6k1/p4p1p/1p1p1Qp1/2pPq3/8/P3r3/6P1/5RK1 w - - 2 32", + "PGN": "1. e3 Nf6 2. a3 g6 3. Ne2 Bg7 4. d4 O-O 5. Ng3 d6 6. c4 Nbd7 7. h4 e5 8. h5 exd4 9. exd4 Re8+ 10. Be2 c5 11. d5 Ne5 12. h6 Bh8 13. O-O b6 14. Nc3 Ba6 15. b3 Nfd7 16. Rb1 Nxc4 17. bxc4 Bxc3 18. Bb2 Be5 19. Bxe5 Nxe5 20. f4 Nxc4 21. Qc1 Qh4 22. Qc3 Qxh6 23. Bxc4 Bxc4 24. Qxc4 Qh4 25. Kf2 Re7 26. Rfe1 Rae8 27. Rxe7 Rxe7 28. Qc3 Qxf4+ 29. Kg1 Re3 30. Rf1 Qxg3 31. Qf6 Qe5 *", + "Moves": "f6f7 g8h8 f7f8", + "MovesSAN": "Qxf7+ Kh8 Qf8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "4k2r/p2bpp2/6p1/3QP3/4nq1p/8/P4P2/R3RK2 w k - 0 23", + "PGN": "1. e4 c6 2. Nf3 d5 3. exd5 cxd5 4. d4 Nc6 5. Bb5 g6 6. Ne5 Bg7 7. Nxc6 bxc6 8. Bxc6+ Bd7 9. Bxa8 Qxa8 10. O-O Nf6 11. Re1 Qb8 12. c3 Ng4 13. g3 h5 14. Bf4 Qxb2 15. Nd2 h4 16. h3 Nf6 17. g4 Qxc3 18. Nf3 Ne4 19. Ne5 Bxe5 20. dxe5 Qxh3 21. Qxd5 Qxg4+ 22. Kf1 Qxf4 *", + "Moves": "d5a8 d7c8 a8c8", + "MovesSAN": "Qa8+ Bc8 Qxc8#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "6k1/5ppp/p2r4/Qp2p3/2r1b3/P5qP/1PP5/3R1K2 w - - 0 32", + "PGN": "1. d4 c5 2. dxc5 e6 3. Nf3 Bxc5 4. e4 Nc6 5. Nc3 Qb6 6. Be2 Bxf2+ 7. Kf1 Bc5 8. Na4 Qa5 9. Nxc5 Qxc5 10. a3 Nf6 11. Qd3 Ne5 12. Nxe5 Qxe5 13. Bf3 O-O 14. h3 a6 15. Kf2 Qc5+ 16. Be3 Qc7 17. Rac1 Rb8 18. Rhe1 d6 19. Qb3 b5 20. g3 Bb7 21. Bf4 e5 22. Bg5 Qe7 23. Rcd1 Qe6 24. Qb4 Rfd8 25. Bxf6 Qxf6 26. Rd2 Rbc8 27. Red1 Rc4 28. Qa5 Bxe4 29. Rxd6 Qxf3+ 30. Ke1 Qxg3+ 31. Kf1 Rxd6 *", + "Moves": "a5d8 d6d8 d1d8", + "MovesSAN": "Qd8+ Rxd8 Rxd8#", + "Themes": "backRankMate endgame mate mateIn2 sacrifice short xRayAttack" + }, + { + "FEN": "5rkr/p1ppq1p1/1pn1pBQp/8/8/3B1K2/PPP4P/6R1 w - - 1 18", + "PGN": "1. e4 b6 2. Nf3 Bb7 3. Nc3 e6 4. d4 Bb4 5. Bd2 Bxc3 6. Bxc3 Bxe4 7. d5 Nf6 8. Ng5 Bxd5 9. Bd3 Bxg2 10. f3 Bxh1 11. Kf2 Bxf3 12. Kxf3 h6 13. Nxf7 Kxf7 14. Qg1 Nc6 15. Qg6+ Kg8 16. Rg1 Qe7 17. Bxf6 Rf8 *", + "Moves": "g6g7 e7g7 g1g7", + "MovesSAN": "Qxg7+ Qxg7 Rxg7#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "3r2k1/p4pbp/2p3p1/7q/2Q2B2/6PP/PPP1Bn1R/2K5 b - - 1 21", + "PGN": "1. d4 Nf6 2. Bf4 g6 3. Nc3 Bg7 4. e3 O-O 5. Nf3 d6 6. e4 Bg4 7. h3 Bxf3 8. Qxf3 Nc6 9. d5 Nd4 10. Qd3 Nd7 11. Nb5 Nc5 12. Qc4 c6 13. Nxd6 exd6 14. dxc6 bxc6 15. O-O-O Nxe4 16. Rxd4 Nxf2 17. Rxd6 Qh4 18. g3 Qh5 19. Rh2 Rad8 20. Rxd8 Rxd8 21. Be2 *", + "Moves": "d8d1 e2d1 h5d1", + "MovesSAN": "Rd1+ Bxd1 Qxd1#", + "Themes": "mate mateIn2 middlegame queensideAttack sacrifice short xRayAttack" + }, + { + "FEN": "4r1k1/2R2pb1/1q3npp/1b2p3/2Q1P3/5N1P/5PP1/6K1 w - - 0 30", + "PGN": "1. c4 Nf6 2. Nc3 c5 3. Nf3 g6 4. e4 Nc6 5. Be2 e5 6. O-O Bg7 7. d3 O-O 8. Be3 d6 9. Qd2 Re8 10. h3 Be6 11. Nb5 a6 12. Na3 Rb8 13. Rab1 b5 14. cxb5 axb5 15. Nc2 Bxa2 16. Ra1 Be6 17. Ra6 Qc7 18. Ng5 Bd7 19. b4 cxb4 20. Nxb4 Nxb4 21. Qxb4 h6 22. Nf3 d5 23. Rc1 Qb7 24. Rb6 Qa8 25. Rc7 Rxb6 26. Bxb6 dxe4 27. dxe4 Qb8 28. Bxb5 Qxb6 29. Qc4 Bxb5 *", + "Moves": "c4f7 g8h8 f7g7", + "MovesSAN": "Qxf7+ Kh8 Qxg7#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "r3r1k1/1p3pp1/3p1n1p/p1PPp3/P3P2n/3BBP1q/5P1P/R1R2QK1 b - - 2 20", + "PGN": "1. d4 e6 2. c4 Nf6 3. Nc3 Bb4 4. Nf3 Bxc3+ 5. bxc3 O-O 6. Qc2 h6 7. e4 d6 8. Bd3 Nc6 9. O-O Re8 10. a4 a5 11. Qe2 e5 12. d5 Ne7 13. Be3 Bg4 14. c5 Ng6 15. cxd6 cxd6 16. c4 Qc8 17. Rfc1 Nh4 18. c5 Bxf3 19. gxf3 Qh3 20. Qf1 *", + "Moves": "h4f3 g1h1 h3h2", + "MovesSAN": "Nxf3+ Kh1 Qxh2#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "1rb3k1/1p2rppp/p1p1p3/8/n1P2P2/4P1P1/PP4BP/3R1RK1 w - - 0 22", + "PGN": "1. d4 Nf6 2. c4 c5 3. Nf3 e6 4. Nc3 Be7 5. g3 O-O 6. Bg2 cxd4 7. Nxd4 Nc6 8. O-O a6 9. Nxc6 dxc6 10. Be3 Bd6 11. Qb3 Qc7 12. Bb6 Qe7 13. Rad1 Bc5 14. Bxc5 Qxc5 15. Na4 Qe7 16. Nb6 Rb8 17. f4 Nd7 18. e3 Nc5 19. Qa3 Re8 20. Na4 Nxa4 21. Qxe7 Rxe7 *", + "Moves": "d1d8 e7e8 d8e8", + "MovesSAN": "Rd8+ Re8 Rxe8#", + "Themes": "backRankMate master mate mateIn2 middlegame short" + }, + { + "FEN": "8/pp3k2/1q2N3/1b1NPpP1/1P3K2/P5P1/5P1r/R3Q3 b - - 0 32", + "PGN": "1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Nge7 6. Bd3 Qb6 7. O-O Bd7 8. Bc2 cxd4 9. cxd4 Ng6 10. g3 Be7 11. Nbd2 Rc8 12. Nb3 O-O 13. Bxg6 hxg6 14. a3 f6 15. Bf4 g5 16. Be3 f5 17. Bxg5 Kf7 18. Bxe7 Nxe7 19. Nc5 Bb5 20. Re1 Rh8 21. Ng5+ Kg6 22. Ngxe6 Rh6 23. Nf4+ Kf7 24. b4 Rch8 25. h4 g5 26. hxg5 Rh1+ 27. Kg2 R8h2+ 28. Kf3 Rxe1 29. Qxe1 Nc6 30. Nxd5 Nxd4+ 31. Kf4 Ne6+ 32. Nxe6 *", + "Moves": "h2f2 e1f2 b6f2", + "MovesSAN": "Rxf2+ Qxf2 Qxf2#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "rb2r1k1/1p3ppp/p5n1/3p4/P2P2n1/2N1PN1q/3B1P2/1RRQ1BK1 b - - 3 22", + "PGN": "1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. e3 e6 5. Nf3 Nbd7 6. Qc2 Bd6 7. cxd5 exd5 8. Bd3 O-O 9. O-O Re8 10. Bd2 Nf8 11. a3 Ng6 12. b4 Ng4 13. h3 Nf6 14. b5 cxb5 15. Nxb5 Bb8 16. a4 a6 17. Nc3 Be6 18. Rab1 Qd7 19. Rfc1 Bxh3 20. gxh3 Qxh3 21. Qd1 Ng4 22. Bf1 *", + "Moves": "b8h2 f3h2 h3h2", + "MovesSAN": "Bh2+ Nxh2 Qxh2#", + "Themes": "kingsideAttack mate mateIn2 opening short" + }, + { + "FEN": "5rk1/Q4R1p/1p2p1p1/8/8/8/P3q1PP/5R1K b - - 0 31", + "PGN": "1. Nc3 Nf6 2. d4 g6 3. Nf3 d6 4. e4 Bg7 5. Bd3 O-O 6. e5 dxe5 7. dxe5 Ng4 8. Bf4 Nc6 9. O-O Ngxe5 10. Bxe5 Nxe5 11. Nxe5 Bxe5 12. Qe2 Bxc3 13. bxc3 Qd6 14. Rad1 Qc5 15. c4 e6 16. c3 b6 17. Be4 Rb8 18. Rd3 Bb7 19. Bxb7 Rxb7 20. Qe4 Rbb8 21. Rfd1 Qa3 22. Rd7 Qxc3 23. Rxc7 Rbc8 24. Rcd7 Rxc4 25. Qb7 Rf4 26. Qxa7 Qc5 27. Rf1 Rxf2 28. Rxf2 Qc1+ 29. Rf1 Qe3+ 30. Kh1 Qe2 31. Rdxf7 *", + "Moves": "e2f1 f7f1 f8f1", + "MovesSAN": "Qxf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame mate mateIn2 short xRayAttack" + }, + { + "FEN": "r4r2/pp4bk/2p2qp1/6Q1/2BPpP2/P3P3/1P3P2/2KR4 w - - 0 25", + "PGN": "1. d4 Nf6 2. Bg5 e6 3. Bxf6 Qxf6 4. e3 d5 5. Nf3 Be7 6. c4 O-O 7. cxd5 exd5 8. Nc3 c6 9. a3 Bg4 10. Bd3 Bxf3 11. gxf3 Qd6 12. f4 Nd7 13. Rg1 g6 14. Qg4 Bf6 15. O-O-O Bg7 16. h4 Nf6 17. Qg5 Nh5 18. Be2 Nf6 19. h5 Ne4 20. Nxe4 dxe4 21. hxg6 fxg6 22. Bc4+ Kh8 23. Rh1 Qf6 24. Rxh7+ Kxh7 *", + "Moves": "d1h1 g7h6 g5h6", + "MovesSAN": "Rh1+ Bh6 Qxh6#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "2r3k1/p4p2/1p2p1q1/4Q3/3P2pp/1P3bP1/5P1P/2R3K1 w - - 0 28", + "PGN": "1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. g3 h6 6. Bd2 dxc4 7. e4 O-O 8. Bxc4 Bb4 9. Nf3 Bxc3 10. bxc3 Nxe4 11. O-O Nxd2 12. Qxd2 Nc6 13. Rfe1 Qf6 14. Qd3 Rd8 15. Kg2 Na5 16. Bb3 Nxb3 17. axb3 b6 18. Qe4 Rd5 19. c4 Bb7 20. cxd5 Bxd5 21. Qe3 g5 22. Rac1 g4 23. Rxc7 Bxf3+ 24. Kg1 h5 25. Qe5 Qg6 26. Rec1 h4 27. Rc8+ Rxc8 *", + "Moves": "c1c8 g8h7 c8h8", + "MovesSAN": "Rxc8+ Kh7 Rh8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "6k1/pp2bp2/8/2p2QN1/2q3Pp/P3P2P/5PK1/8 w - - 0 47", + "PGN": "1. g3 e5 2. Bg2 d5 3. d3 Nf6 4. e3 Nc6 5. Ne2 Bg4 6. b3 Qd7 7. h3 Bh5 8. Bb2 Bd6 9. Nd2 O-O 10. O-O Rae8 11. Nf3 e4 12. Nfd4 exd3 13. Qxd3 Nb4 14. Qd2 c5 15. Nf3 Ne4 16. Qd1 Qe6 17. a3 Nc6 18. Nd2 Ne7 19. Nxe4 dxe4 20. c4 Bf3 21. Qc2 Qf5 22. Rad1 Bc7 23. Rd2 Ng6 24. Rd5 Re5 25. Bxe5 Nxe5 26. Rfd1 Bxg2 27. Kxg2 Qf3+ 28. Kg1 Qh5 29. Nf4 Qf5 30. Kg2 g5 31. Ne2 Qf3+ 32. Kg1 Qh5 33. Kg2 Qf3+ 34. Kg1 Nd3 35. R5xd3 exd3 36. Rxd3 Rd8 37. Rxd8+ Bxd8 38. Qd3 Bf6 39. Nc3 h5 40. Ne4 Be7 41. Nd2 Qd1+ 42. Kg2 h4 43. g4 Bf6 44. Qf5 Be7 45. Ne4 Qxb3 46. Nxg5 Qxc4 *", + "Moves": "f5h7 g8f8 h7h8", + "MovesSAN": "Qh7+ Kf8 Qh8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "8/p2k1ppp/4p3/1P1p4/P4P2/4R3/1rr3PP/RN4K1 b - - 0 30", + "PGN": "1. e4 c6 2. Nf3 d5 3. e5 Bf5 4. d4 e6 5. Be2 Ne7 6. O-O Nd7 7. c3 Qb6 8. Na3 c5 9. Bb5 Nc6 10. Bxc6 bxc6 11. Ne1 cxd4 12. cxd4 c5 13. Be3 cxd4 14. Bxd4 Bc5 15. Bxc5 Qxc5 16. Nd3 Bxd3 17. Qxd3 Nxe5 18. Qb5+ Qxb5 19. Nxb5 Kd7 20. f4 Nc4 21. b3 Nd6 22. Na3 Rac8 23. b4 Rc3 24. Nb1 Rc2 25. a4 Rhc8 26. Na3 Rb2 27. b5 Nc4 28. Nb1 Ne3 29. Re1 Rcc2 30. Rxe3 *", + "Moves": "c2c1 e3e1 c1e1", + "MovesSAN": "Rc1+ Re1 Rxe1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "2kr4/p1p2p2/1p5p/2N1p3/1PQnP3/P4qP1/8/1KR5 w - - 0 31", + "PGN": "1. d4 Nf6 2. Nf3 e6 3. c4 Nc6 4. Bg5 h6 5. Bh4 Bb4+ 6. Nbd2 g5 7. Bg3 Ne4 8. a3 Bxd2+ 9. Nxd2 Nxg3 10. hxg3 Nxd4 11. e3 Nc6 12. Nf3 Qf6 13. Qc2 d6 14. Bd3 e5 15. Nd2 Be6 16. Ne4 Qe7 17. O-O-O O-O-O 18. f3 g4 19. Nf2 gxf3 20. gxf3 d5 21. cxd5 Bxd5 22. Be4 Bxe4 23. Rxd8+ Rxd8 24. Nxe4 Qe6 25. Nc5 Qd5 26. e4 Qd4 27. b4 Qe3+ 28. Kb1 Qxf3 29. Rc1 Nd4 30. Qc4 b6 *", + "Moves": "c4a6 c8b8 a6b7", + "MovesSAN": "Qa6+ Kb8 Qb7#", + "Themes": "endgame mate mateIn2 queensideAttack short" + }, + { + "FEN": "r1b2qk1/5p2/4pQp1/3B4/3P3P/5P2/1KP5/3R2R1 b - - 0 25", + "PGN": "1. d4 Nf6 2. Bf4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Qd2 c6 7. O-O-O a5 8. g4 a4 9. a3 b5 10. h4 h5 11. gxh5 Nxh5 12. Bh6 Bh8 13. Bxf8 Qxf8 14. Nge2 Na6 15. Nf4 Nxf4 16. Qxf4 b4 17. axb4 Nxb4 18. Bc4 a3 19. Rhg1 axb2+ 20. Kxb2 d5 21. exd5 cxd5 22. Nxd5 e6 23. Nf6+ Bxf6 24. Qxf6 Nd5 25. Bxd5 *", + "Moves": "f8a3 b2b1 a3a1", + "MovesSAN": "Qa3+ Kb1 Qa1#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "4r1k1/1pp1rp2/p1bb2pQ/6N1/8/PPN5/2PP1PPP/R3R1K1 b - - 0 21", + "PGN": "1. e3 e5 2. Qh5 Nc6 3. Bc4 g6 4. Qf3 Nf6 5. b3 d5 6. Bb5 Bd7 7. Nh3 d4 8. O-O dxe3 9. Qxe3 a6 10. Bxc6 Bxc6 11. Bb2 Bd6 12. Bxe5 O-O 13. Bxf6 Qxf6 14. Nc3 Rfe8 15. Qh6 Qe5 16. Ng5 Re7 17. Qxh7+ Kf8 18. Qh6+ Kg8 19. a3 Rae8 20. Rfd1 Qe1+ 21. Rxe1 *", + "Moves": "e7e1 a1e1 e8e1", + "MovesSAN": "Rxe1+ Rxe1 Rxe1#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "3rr1k1/1b3ppp/p4q2/8/P7/1B2QP1P/5KP1/1R2R3 w - - 6 27", + "PGN": "1. e4 d5 2. exd5 Nf6 3. Nc3 Nxd5 4. Bc4 Nxc3 5. bxc3 e6 6. Nf3 a6 7. O-O c5 8. a4 Nc6 9. d4 cxd4 10. cxd4 Bd6 11. d5 exd5 12. Bxd5 O-O 13. Bg5 Qc7 14. Re1 Nb4 15. Bb3 b6 16. h3 Bb7 17. c3 Nc6 18. Be3 Ne5 19. Nxe5 Bxe5 20. Bxb6 Qc6 21. f3 Bg3 22. Bf2 Bxf2+ 23. Kxf2 Qxc3 24. Rb1 Qf6 25. Qd3 Rad8 26. Qe3 Rfe8 *", + "Moves": "e3e8 d8e8 e1e8", + "MovesSAN": "Qxe8+ Rxe8 Rxe8#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "5rk1/1p3ppp/p7/3Q4/6n1/P1N1P2q/1P2BP1N/2R3K1 b - - 0 22", + "PGN": "1. d4 d5 2. c4 e6 3. a3 Nf6 4. Nf3 Be7 5. Bg5 Nbd7 6. Nc3 O-O 7. e3 c5 8. Bxf6 Nxf6 9. cxd5 exd5 10. dxc5 Bxc5 11. Be2 Be6 12. O-O a6 13. Rc1 Rc8 14. Na4 Ba7 15. Rxc8 Qxc8 16. h3 Qd7 17. Nc3 Bb8 18. Qd2 Bxh3 19. gxh3 Qxh3 20. Rc1 Ng4 21. Qxd5 Bh2+ 22. Nxh2 *", + "Moves": "h3h2 g1f1 h2f2", + "MovesSAN": "Qxh2+ Kf1 Qxf2#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "5rk1/p6p/2N3pP/3p4/3Pn1P1/2P5/r7/5RK1 w - - 1 35", + "PGN": "1. e4 c5 2. Bc4 e6 3. c3 Nc6 4. Nf3 d5 5. exd5 exd5 6. Bb5 Qb6 7. Qe2+ Be7 8. d4 c4 9. Bxc6+ bxc6 10. Bg5 Be6 11. Bxe7 Nxe7 12. h3 O-O 13. Ne5 Bf5 14. g4 Bg6 15. h4 Rae8 16. h5 Bd3 17. Nxd3 cxd3 18. Qxd3 Qxb2 19. O-O Qxa1 20. Nd2 Qxa2 21. Nf3 Qc4 22. Qc2 Nc8 23. Ne5 Qa6 24. h6 g6 25. f4 Nd6 26. Nd7 Re2 27. Nf6+ Kh8 28. Qb1 Qa2 29. Qxa2 Rxa2 30. f5 Ne4 31. Nd7 Rd8 32. Ne5 Kg8 33. fxg6 fxg6 34. Nxc6 Rf8 *", + "Moves": "c6e7 g8h8 f1f8", + "MovesSAN": "Ne7+ Kh8 Rxf8#", + "Themes": "deflection endgame mate mateIn2 short" + }, + { + "FEN": "b2R1rk1/5ppp/8/p3p1Q1/2p1q3/2P4P/5PPK/8 w - - 0 34", + "PGN": "1. d4 d5 2. c4 dxc4 3. e3 Nf6 4. Bxc4 e6 5. a3 Be7 6. Nf3 O-O 7. O-O c5 8. Nc3 cxd4 9. Nxd4 Nc6 10. Nxc6 bxc6 11. Qe2 Nd5 12. Bd3 Bb7 13. e4 Nxc3 14. bxc3 c5 15. Rd1 Qc7 16. h3 Rac8 17. Bb1 c4 18. Qc2 e5 19. Qe2 Ba8 20. Qg4 Kh8 21. Qf5 Rcd8 22. Rxd8 Qxd8 23. Qf3 Qc7 24. Be3 a5 25. Ba2 Bc5 26. Bxc5 Qxc5 27. Qe2 Rc8 28. Qf3 Kg8 29. Rd1 Qxa3 30. Qg4 Rf8 31. Qg5 Qxa2 32. Rd8 Qb1+ 33. Kh2 Qxe4 *", + "Moves": "d8f8 g8f8 g5d8", + "MovesSAN": "Rxf8+ Kxf8 Qd8#", + "Themes": "attraction endgame mate mateIn2 short" + }, + { + "FEN": "3r2k1/ppp2ppp/2n3r1/5q2/2P5/3p1N1P/PP2QPP1/R3R1K1 w - - 0 23", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nf3 Bg4 4. Be2 Nf6 5. O-O Nc6 6. Nc3 Qd7 7. d4 e6 8. Be3 Bd6 9. h3 Bh5 10. Ng5 Bxe2 11. Qxe2 O-O 12. Nge4 Nxe4 13. Nxe4 Be7 14. c4 Rad8 15. d5 exd5 16. Rfd1 d4 17. Bg5 Bxg5 18. Nxg5 Qf5 19. Nf3 Rfe8 20. Qd2 Re6 21. Re1 Rg6 22. Qe2 d3 *", + "Moves": "e2e8 d8e8 e1e8", + "MovesSAN": "Qe8+ Rxe8 Rxe8#", + "Themes": "backRankMate mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "3r4/p3Q1pk/6pp/4n3/7R/2Pq4/PP4P1/K6R b - - 4 27", + "PGN": "1. d4 d5 2. Nf3 Nc6 3. Bf4 Bf5 4. c3 Nf6 5. Nbd2 e6 6. e3 Bd6 7. Bg3 O-O 8. Nh4 Bg6 9. Nxg6 fxg6 10. Qc2 Qe7 11. Bd3 e5 12. dxe5 Bxe5 13. Nf3 Bxg3 14. hxg3 Ne4 15. Nd2 Rxf2 16. Bxe4 Rxd2 17. Qxd2 Qxe4 18. Rh4 Qe5 19. O-O-O Qxg3 20. Qxd5+ Kh8 21. Rdh1 Qxe3+ 22. Kb1 h6 23. Qd7 Rd8 24. Qxc7 Kh7 25. Qxb7 Ne5 26. Qe7 Qd3+ 27. Ka1 *", + "Moves": "d3d1 h1d1 d8d1", + "MovesSAN": "Qd1+ Rxd1 Rxd1#", + "Themes": "backRankMate endgame mate mateIn2 sacrifice short" + }, + { + "FEN": "1r6/p7/7R/1k6/3P2b1/n1BK4/3N2r1/4R3 w - - 2 45", + "PGN": "1. g3 d5 2. d3 h5 3. h3 c6 4. Bg2 e5 5. e3 Bd6 6. Ne2 Qb6 7. a3 Be6 8. Nd2 Nd7 9. b3 Qc7 10. Bb2 Ne7 11. f4 exf4 12. exf4 Rg8 13. Nf3 f6 14. Qd2 g5 15. fxg5 Bxg3+ 16. Nxg3 Qxg3+ 17. Qf2 Qxf2+ 18. Kxf2 fxg5 19. Rae1 Rg6 20. Nd4 Bg8 21. Nf5 Be6 22. Nd6+ Kd8 23. Nxb7+ Kc7 24. Na5 Rf8+ 25. Ke2 Nf5 26. Rh2 Ng3+ 27. Kd1 Rf2 28. Bd4 Rf8 29. c4 dxc4 30. bxc4 g4 31. Bxc6 gxh3 32. Bxd7 Kxd7 33. Nb3 Bg4+ 34. Kc2 Rb8 35. Nc5+ Kc6 36. Ne4 Nf5 37. Bc3 Bf3 38. Rxh3 Rg2+ 39. Nd2 Bg4 40. Rhh1 h4 41. d4 Nd6 42. Rxh4 Nxc4 43. Kd3 Nxa3 44. Rh6+ Kb5 *", + "Moves": "e1e5 b5a4 h6a6", + "MovesSAN": "Re5+ Ka4 Ra6#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "5rk1/Q4Rp1/1P1p3p/3P4/3b4/8/P3q1PP/5R1K b - - 0 33", + "PGN": "1. e4 c5 2. c3 d6 3. d4 cxd4 4. cxd4 Nc6 5. Nf3 Nf6 6. Nc3 e6 7. Bd3 Be7 8. O-O O-O 9. Bf4 e5 10. Bg5 h6 11. Bxf6 Bxf6 12. dxe5 Nxe5 13. Nxe5 Bxe5 14. Nd5 Be6 15. f4 Bd4+ 16. Kh1 Bxd5 17. exd5 Bc5 18. f5 Qf6 19. Rf3 Rae8 20. Rg3 Re5 21. Qb3 Rxf5 22. Bxf5 Qxf5 23. Qxb7 Re8 24. Rf3 Qg6 25. b4 Bd4 26. Raf1 Rf8 27. Qe7 Be5 28. Qxa7 Qh5 29. Rh3 Qg5 30. b5 Qd2 31. b6 Qe2 32. Rhf3 Bd4 33. Rxf7 *", + "Moves": "e2f1 f7f1 f8f1", + "MovesSAN": "Qxf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame mate mateIn2 short xRayAttack" + }, + { + "FEN": "5rk1/3R1pp1/p2P3p/1p6/2p2P2/2N1qQ2/PPP3PP/7K b - - 2 23", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. O-O h6 5. Re1 a6 6. d4 exd4 7. Nxd4 Bc5 8. Be3 Nxd4 9. Bxd4 Bxd4 10. Qxd4 O-O 11. Nc3 d6 12. f4 c5 13. Qd3 Be6 14. Rad1 Bxc4 15. Qxc4 Re8 16. e5 Nd7 17. exd6 Rxe1+ 18. Rxe1 b5 19. Qd5 c4 20. Re7 Qb6+ 21. Kh1 Rf8 22. Rxd7 Qe3 23. Qf3 *", + "Moves": "e3e1 f3f1 e1f1", + "MovesSAN": "Qe1+ Qf1 Qxf1#", + "Themes": "endgame kingsideAttack mate mateIn2 short" + }, + { + "FEN": "2r4k/2N4p/p3R1pP/8/2n5/6R1/PPP2rP1/2K5 b - - 2 33", + "PGN": "1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Be2 Bg7 5. h4 O-O 6. h5 Nc6 7. h6 Bh8 8. Be3 e5 9. d5 Ne7 10. Qd2 Ng4 11. Bg5 a6 12. Rh4 Nf6 13. O-O-O b5 14. f4 b4 15. fxe5 bxc3 16. Qxc3 Nd7 17. Qf3 Nxe5 18. Qf4 Qe8 19. Bf6 Nd7 20. Bxh8 Kxh8 21. Bg4 f5 22. exf5 Nxf5 23. Bxf5 Rxf5 24. Qd4+ Qe5 25. Nf3 Qxd4 26. Nxd4 Rf2 27. Rg4 Ne5 28. Rg3 Bb7 29. Ne6 Bxd5 30. Rxd5 Re8 31. Nxc7 Rc8 32. Rxd6 Nc4 33. Re6 *", + "Moves": "f2f1 e6e1 f1e1", + "MovesSAN": "Rf1+ Re1 Rxe1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "6k1/p3nppp/2p3q1/2Pn4/3P4/1Q5P/P2B1PB1/6K1 w - - 0 27", + "PGN": "1. c4 e5 2. Nc3 Nc6 3. e3 Nf6 4. d4 exd4 5. exd4 Bb4 6. Nf3 Bxc3+ 7. bxc3 O-O 8. Bd3 Re8+ 9. Be2 d5 10. c5 Bg4 11. O-O Qe7 12. Re1 Bxf3 13. gxf3 Qd7 14. Bd2 Re6 15. Qc2 Rae8 16. Bd3 Rxe1+ 17. Rxe1 Qh3 18. Bf1 Qxf3 19. Rxe8+ Nxe8 20. Bg2 Qg4 21. h3 Qe6 22. Qb3 Qg6 23. Qxb7 Ne7 24. Qb3 c6 25. c4 Nf6 26. cxd5 Nfxd5 *", + "Moves": "b3b8 e7c8 b8c8", + "MovesSAN": "Qb8+ Nc8 Qxc8#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "8/1p2qp2/p3p1pk/3pQ2p/8/5RKP/5PP1/1r6 w - - 12 41", + "PGN": "1. e4 e6 2. d4 d5 3. e5 a6 4. c3 c5 5. Nf3 Qb6 6. Be2 Nc6 7. O-O Nge7 8. Be3 Nf5 9. Na3 cxd4 10. cxd4 Qxb2 11. Nc2 Bd7 12. Bc1 Qb6 13. Ng5 Ncxd4 14. Nxd4 Nxd4 15. Be3 Nxe2+ 16. Qxe2 Bc5 17. Bxc5 Qxc5 18. Rfc1 Qb6 19. Qh5 g6 20. Qf3 O-O 21. Qh3 h5 22. Rc3 Qb2 23. Rcc1 Qxe5 24. Nf3 Qf5 25. Qg3 Bc6 26. Ne5 Rac8 27. Nxc6 Rxc6 28. Re1 Rfc8 29. h3 Rc2 30. Re5 Rc1+ 31. Rxc1 Rxc1+ 32. Kh2 Qb1 33. Qg5 Rh1+ 34. Kg3 Qxa2 35. Qd8+ Kg7 36. Qg5 Rf1 37. Qf4 Qa3+ 38. Re3 Qe7 39. Rf3 Rb1 40. Qe5+ Kh6 *", + "Moves": "e5h8 h6g5 h3h4", + "MovesSAN": "Qh8+ Kg5 h4#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r5kr/4Rppp/pq1B4/8/3P4/2P2N1P/PP3KP1/4R3 w - - 0 24", + "PGN": "1. e4 e5 2. f4 exf4 3. Bc4 Qh4+ 4. Kf1 Nc6 5. Nf3 Qd8 6. d4 d6 7. Bxf4 Bg4 8. c3 Nf6 9. h3 Bd7 10. Nbd2 Ne7 11. Qb3 d5 12. exd5 a6 13. d6 Ned5 14. Bxd5 Bb5+ 15. Kf2 Nxd5 16. Qxd5 cxd6 17. Rhe1+ Be7 18. Bxd6 Bc6 19. Qc5 Bxf3 20. Rxe7+ Kf8 21. Nxf3 Kg8 22. Rae1 b6 23. Qxb6 Qxb6 *", + "Moves": "e7e8 a8e8 e1e8", + "MovesSAN": "Re8+ Rxe8 Rxe8#", + "Themes": "backRankMate mate mateIn2 middlegame short" + }, + { + "FEN": "6k1/p4p1p/4bp2/1p2p3/3r4/KP1nQPN1/P7/5B2 b - - 1 33", + "PGN": "1. d4 d5 2. c4 e6 3. Nc3 c6 4. e4 dxe4 5. Nxe4 Bb4+ 6. Bd2 Qxd4 7. Bxb4 Qxe4+ 8. Be2 Qxg2 9. Bf3 Qg6 10. Ne2 Nf6 11. Rg1 Qh6 12. Bd2 Qxh2 13. Bf4 Qh4 14. Rh1 Qxh1+ 15. Bxh1 O-O 16. Qc2 Nbd7 17. O-O-O e5 18. Be3 Nb6 19. Ng3 Be6 20. b3 Ng4 21. Bc5 Rfd8 22. f3 Nf6 23. Rxd8+ Rxd8 24. Be7 Rd4 25. Bxf6 gxf6 26. Bg2 Nd7 27. Qf2 Nc5 28. Kc2 Nd3 29. Qe3 Nb4+ 30. Kb2 Nd3+ 31. Ka3 b5 32. cxb5 cxb5 33. Bf1 *", + "Moves": "d4a4 b3a4 b5b4", + "MovesSAN": "Ra4+ bxa4 b4#", + "Themes": "endgame master mate mateIn2 sacrifice short" + }, + { + "FEN": "4r1k1/5ppp/2p5/8/Q4P2/2P1q2n/P5PP/3R1R1K b - - 7 28", + "PGN": "1. c3 Nf6 2. Qc2 d5 3. b4 e5 4. Ba3 Bd6 5. Nf3 Ke7 6. d4 exd4 7. Nxd4 Be6 8. Nf5+ Bxf5 9. Qxf5 Nbd7 10. e3 Ne5 11. Be2 Qd7 12. Qc2 a5 13. Nd2 Rhe8 14. O-O Kf8 15. Qb3 c6 16. bxa5 Rxa5 17. Bxd6+ Qxd6 18. Rad1 b5 19. f4 Nc4 20. Bxc4 bxc4 21. Nxc4 dxc4 22. Qxc4 Qe6 23. Qb4+ Kg8 24. Qxa5 Qxe3+ 25. Kh1 Ne4 26. Qa4 Nf2+ 27. Kg1 Nh3+ 28. Kh1 *", + "Moves": "e3g1 f1g1 h3f2", + "MovesSAN": "Qg1+ Rxg1 Nf2#", + "Themes": "endgame mate mateIn2 sacrifice short smotheredMate" + }, + { + "FEN": "3r2k1/5ppp/2P2n2/8/1PK4b/5qpP/8/3RR3 w - - 0 38", + "PGN": "1. e4 e5 2. f4 exf4 3. Nf3 Be7 4. d4 Bh4+ 5. Kd2 d5 6. exd5 Bg4 7. c4 Nf6 8. Bd3 O-O 9. h3 Bh5 10. g4 fxg3 11. Qf1 Bxf3 12. Qxf3 c6 13. Nc3 cxd5 14. cxd5 Na6 15. a3 Nc7 16. Bc4 a6 17. Kc2 b5 18. Bb3 Qd6 19. Bf4 Qb6 20. Rad1 b4 21. Na4 Qa5 22. axb4 Qxb4 23. Bxc7 Rac8 24. Nc5 Rxc7 25. d6 Rcc8 26. Rhe1 a5 27. Kb1 a4 28. Bxa4 Rxc5 29. dxc5 Qxa4 30. c6 Ra8 31. d7 Qa1+ 32. Kc2 Qa4+ 33. b3 Qa2+ 34. Kc3 Qa5+ 35. b4 Qa3+ 36. Kc4 Qxf3 37. d8=Q+ Rxd8 *", + "Moves": "d1d8 f6e8 e1e8", + "MovesSAN": "Rxd8+ Ne8 Rexe8#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "3rk3/Q3n3/1pq1R3/6N1/1P4p1/2P5/5PpP/6K1 b - - 0 33", + "PGN": "1. d4 b6 2. Bd2 Bb7 3. Nf3 d5 4. Bf4 e6 5. c3 Bd6 6. Bxd6 Qxd6 7. Nbd2 Nc6 8. e3 O-O-O 9. Bd3 f6 10. O-O g5 11. Qe2 Nge7 12. Ba6 h5 13. Bxb7+ Kxb7 14. a4 Na5 15. b4 Nc4 16. Nxc4 dxc4 17. Qxc4 Qd5 18. Qd3 h4 19. a5 g4 20. Nd2 h3 21. e4 Qc6 22. axb6 cxb6 23. Qa6+ Kc7 24. Qxa7+ Kd6 25. e5+ fxe5 26. dxe5+ Kxe5 27. Rae1+ Kf6 28. Ne4+ Kf7 29. Ng5+ Ke8 30. Re4 hxg2 31. Rfe1 Rh6 32. Rxe6 Rxe6 33. Rxe6 *", + "Moves": "d8d1 e6e1 d1e1", + "MovesSAN": "Rd1+ Re1 Rxe1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "4B1k1/4p3/3rP1bp/p4pp1/3N1q2/2P4P/PP2QPP1/R4nK1 b - - 0 31", + "PGN": "1. d4 Nf6 2. Nf3 d6 3. Bg5 Nbd7 4. Nbd2 h6 5. Bh4 g6 6. e4 Bg7 7. c3 O-O 8. h3 Re8 9. e5 dxe5 10. dxe5 Nh7 11. Qe2 g5 12. Bg3 Nc5 13. Nd4 Ne6 14. Nf5 Nf4 15. Bxf4 Bxf5 16. Bg3 c6 17. Nf3 Qb6 18. Nd4 Bg6 19. e6 f5 20. Nb3 Rad8 21. Be5 Nf6 22. Bd4 Qc7 23. Qc4 b5 24. Qc5 a5 25. Bxb5 Ne4 26. Qxc6 Qf4 27. O-O Rd6 28. Qc4 Bxd4 29. Nxd4 Nd2 30. Qe2 Nxf1 31. Bxe8 *", + "Moves": "f4h2 g1f1 h2h1", + "MovesSAN": "Qh2+ Kxf1 Qh1#", + "Themes": "kingsideAttack mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "r3r1k1/p4qpp/b1p1R3/6b1/3P4/1QP3B1/PP3PPP/4R1K1 w - - 1 25", + "PGN": "1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. Bd3 c5 6. c3 Nc6 7. Ngf3 Qb6 8. Nb3 c4 9. Bxc4 dxc4 10. Nbd2 Qc7 11. Nxc4 Be7 12. Bf4 O-O 13. O-O Nb6 14. Ne3 f6 15. Qb3 Qd8 16. exf6 Bxf6 17. Bg3 Nd5 18. Rfe1 Nxe3 19. Rxe3 Qe7 20. Rae1 Re8 21. Ne5 Bg5 22. Nxc6 bxc6 23. Re5 Ba6 24. Rxe6 Qf7 *", + "Moves": "e6e8 a8e8 e1e8", + "MovesSAN": "Rxe8+ Rxe8 Rxe8#", + "Themes": "kingsideAttack mate mateIn2 middlegame pin short" + }, + { + "FEN": "7Q/6p1/6kB/3pP3/3P4/7P/1q3qPK/8 w - - 0 42", + "PGN": "1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 cxd4 6. cxd4 Bd7 7. a3 a6 8. Nc3 b5 9. Bd2 Nge7 10. Be2 Nf5 11. Be3 b4 12. axb4 Bxb4 13. O-O a5 14. Bb5 Qb6 15. Bxc6 Bxc6 16. h3 O-O 17. Nh2 Bb5 18. Nxb5 Qxb5 19. Ng4 Rfc8 20. Qf3 Rc2 21. Rab1 Rac8 22. Qf4 Be7 23. Nh2 Rxb2 24. Rxb2 Qxb2 25. Qg4 a4 26. Nf3 a3 27. Ng5 a2 28. Qh5 h6 29. Qxf7+ Kh8 30. Nxe6 Bf8 31. Nxf8 a1=Q 32. Ng6+ Kh7 33. Qxf5 Qxf1+ 34. Kh2 Kg8 35. Ne7+ Kh8 36. Bxh6 Qfxf2 37. Ng6+ Kg8 38. Ne7+ Kh8 39. Ng6+ Kg8 40. Qxc8+ Kh7 41. Qh8+ Kxg6 *", + "Moves": "h8g7 g6f5 g7g4", + "MovesSAN": "Qxg7+ Kf5 Qg4#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "3r3k/1R4p1/1p1r4/2p1b3/P1P5/1P2B2P/5PP1/1R4K1 b - - 2 27", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bc4 Nxe4 5. O-O Nxc3 6. dxc3 Be7 7. Qd5 O-O 8. Nxe5 Nxe5 9. Qxe5 Bf6 10. Qe2 d5 11. Bd3 Re8 12. Be3 c5 13. Rad1 Bd7 14. Bxh7+ Kxh7 15. Rxd5 Qc7 16. Qd3+ Kg8 17. Rxd7 Qb6 18. Qc4 Qxb2 19. Qxf7+ Kh8 20. Qb3 Qxb3 21. cxb3 b6 22. c4 Rac8 23. Rxa7 Rcd8 24. Rb7 Re6 25. h3 Red6 26. a4 Be5 27. Rb1 *", + "Moves": "d6d1 b1d1 d8d1", + "MovesSAN": "Rd1+ Rxd1 Rxd1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r1bqk2r/p2pn2p/2p2pp1/2b1p3/2B1P3/1Q6/PPP2PPP/RNB1K2R w KQkq - 4 10", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nxc6 bxc6 6. Qd4 f6 7. Bc4 e5 8. Qd3 Bc5 9. Qb3 Ne7 *", + "Moves": "c4f7 e8f8 c1h6", + "MovesSAN": "Bf7+ Kf8 Bh6#", + "Themes": "mate mateIn2 opening short" + }, + { + "FEN": "1k2r3/ppp2q1p/8/4Pp2/1bN3n1/1Pr2N2/2PQ1PP1/1K1R1R2 w - - 4 23", + "PGN": "1. d4 e5 2. dxe5 d6 3. exd6 Bxd6 4. Nd2 Bf5 5. Ngf3 Nc6 6. e3 Qe7 7. Bd3 O-O-O 8. Bxf5+ Kb8 9. Bd3 Nf6 10. Qe2 g5 11. h3 g4 12. hxg4 Nxg4 13. b3 Rhe8 14. e4 Bc5 15. Rf1 f5 16. Bb2 Nb4 17. e5 Rxd3 18. O-O-O Nxa2+ 19. Kb1 Nc3+ 20. Bxc3 Rxc3 21. Nc4 Qf7 22. Qd2 Bb4 *", + "Moves": "d2d8 e8d8 d1d8", + "MovesSAN": "Qd8+ Rxd8 Rxd8#", + "Themes": "backRankMate mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "r3r1k1/pb3ppp/1b1p4/8/2PN1P2/1P1Q4/PB4RP/RN5K b - - 0 20", + "PGN": "1. e4 c5 2. d4 cxd4 3. Qxd4 Nc6 4. Qe3 e5 5. Bb5 Nf6 6. Bxc6 bxc6 7. Nf3 Ba6 8. b3 Qc8 9. Nxe5 Bd6 10. Bb2 O-O 11. c4 Re8 12. f4 Bc7 13. O-O d6 14. Nxc6 Bb6 15. Nd4 Nxe4 16. Qf3 Bb7 17. Qd3 Qg4 18. Kh1 Nf2+ 19. Rxf2 Qxg2+ 20. Rxg2 *", + "Moves": "e8e1 d3f1 e1f1", + "MovesSAN": "Re1+ Qf1 Rxf1#", + "Themes": "kingsideAttack mate mateIn2 middlegame pin short" + }, + { + "FEN": "r1b4r/6pk/p2R3p/1p6/6P1/1Q6/PP2q2P/R1B3K1 w - - 1 34", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. c3 dxc3 5. Bc4 h6 6. Nxc3 Bc5 7. Qb3 a6 8. Bxf7+ Kf8 9. Bg6 Qf6 10. Bh5 Nd4 11. Nxd4 Bxd4 12. O-O Ne7 13. e5 Bxe5 14. Ne4 Qf5 15. g4 Qe6 16. Qf3+ Kg8 17. Nc5 Qf6 18. Qe3 d6 19. Ne4 Qf8 20. f4 Nd5 21. Qb3 Bd4+ 22. Kh1 c6 23. Rd1 Qe7 24. Rxd4 Kh7 25. f5 Qe5 26. Rc4 b5 27. Rxc6 Qxe4+ 28. Kg1 Qe1+ 29. Kg2 Qe2+ 30. Kg1 Ne7 31. Bg6+ Nxg6 32. fxg6+ Kxg6 33. Rxd6+ Kh7 *", + "Moves": "d6h6 g7h6 b3f7", + "MovesSAN": "Rxh6+ gxh6 Qf7#", + "Themes": "mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "2k4r/pq1n1p2/3bpP2/1pp5/P1pP3B/2N3P1/1P3P1K/R2Q1R2 b - - 2 19", + "PGN": "1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 e6 5. Bg5 dxc4 6. e4 b5 7. e5 h6 8. Bh4 g5 9. Nxg5 hxg5 10. Bxg5 Nbd7 11. exf6 Qb6 12. Be2 Bb7 13. O-O O-O-O 14. Bf3 c5 15. Bxb7+ Qxb7 16. a4 Bd6 17. g3 Rxh2 18. Kxh2 Rh8+ 19. Bh4 *", + "Moves": "h8h4 h2g1 h4h1", + "MovesSAN": "Rxh4+ Kg1 Rh1#", + "Themes": "mate mateIn2 middlegame pin short" + }, + { + "FEN": "6k1/1pp4p/p2p2p1/8/2Pp1b1q/3P4/PP4B1/R2Q2K1 b - - 1 24", + "PGN": "1. c4 e5 2. Nc3 f5 3. e4 d6 4. exf5 Bxf5 5. d3 Nc6 6. Be3 g6 7. Nf3 Bg7 8. Be2 Nf6 9. Nd2 O-O 10. O-O Qd7 11. Nde4 a6 12. h3 Nd4 13. Qd2 Bxh3 14. gxh3 Qxh3 15. Bxd4 exd4 16. Nxf6+ Rxf6 17. Ne4 Rf5 18. Ng5 Qh4 19. Nf3 Rxf3 20. Bxf3 Rf8 21. Bg2 Be5 22. f4 Rxf4 23. Rxf4 Bxf4 24. Qd1 *", + "Moves": "f4e3 g1f1 h4f2", + "MovesSAN": "Be3+ Kf1 Qf2#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "6k1/p5pp/3q4/2p1B3/4Q1P1/2P4K/P1P2r1N/4R3 b - - 0 28", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Bc4 Nxe4 4. O-O Nc6 5. Re1 d5 6. Bb3 Bd6 7. d4 exd4 8. Bxd5 Bxh2+ 9. Nxh2 Qxd5 10. f3 f5 11. fxe4 fxe4 12. Nc3 Qf5 13. Rxe4+ Be6 14. g4 Qf7 15. Qe2 O-O 16. Rxe6 dxc3 17. bxc3 Rae8 18. Rxe8 Rxe8 19. Qf2 Qd5 20. Be3 Ne5 21. Bd4 Rf8 22. Qg2 Qd6 23. Re1 Ng6 24. Qxb7 Nf4 25. Qe4 c5 26. Be5 Nh3+ 27. Kg2 Rf2+ 28. Kxh3 *", + "Moves": "d6h6 h3g3 h6h2", + "MovesSAN": "Qh6+ Kg3 Qxh2#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "3r1b1r/4q1pp/k4p2/1Nn2Q2/p1B2B2/P2p4/1PP2PPP/R2K3R b - - 1 22", + "PGN": "1. e4 e5 2. Nf3 d6 3. Bc4 c6 4. d3 b5 5. Bb3 a5 6. a3 a4 7. Ba2 Na6 8. Ng5 Nh6 9. Qf3 f6 10. Ne6 Bxe6 11. Bxe6 Qe7 12. Ba2 Nc5 13. Nc3 O-O-O 14. Be3 d5 15. exd5 cxd5 16. Bxd5 e4 17. Qh3+ Nf5 18. Qxf5+ Kb8 19. Bf4+ Ka7 20. Nxb5+ Ka6 21. Bc4 exd3+ 22. Kd1 *", + "Moves": "e7e2 d1c1 e2c2", + "MovesSAN": "Qe2+ Kc1 Qxc2#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "7k/1pqbn1r1/3b1Ppr/p3p1NN/P1ppP3/3P4/1PP3B1/R4RK1 w - - 0 32", + "PGN": "1. e4 c5 2. Nc3 e6 3. g3 d5 4. Bg2 d4 5. Nce2 e5 6. d3 Nc6 7. Nh3 Be6 8. O-O Qc8 9. Ng5 Bd7 10. f4 h6 11. Nf3 Bd6 12. f5 Nf6 13. h3 Qc7 14. a4 a5 15. Bd2 O-O 16. g4 Ne8 17. h4 f6 18. g5 hxg5 19. hxg5 fxg5 20. Ng3 g4 21. Nh4 Nf6 22. Bg5 Be8 23. Bxf6 Rxf6 24. Qxg4 Ne7 25. Nf3 c4 26. Ng5 Bd7 27. Qh5 Rh6 28. Qf7+ Kh8 29. Nh5 Rg8 30. f6 g6 31. Qg7+ Rxg7 *", + "Moves": "f6g7 h8g8 f1f8", + "MovesSAN": "fxg7+ Kg8 Rf8#", + "Themes": "advancedPawn kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "3q2r1/1p2k3/r2bpp1p/1N1p2pB/2nP4/P2QP2P/5PP1/R3K2R w KQ - 2 22", + "PGN": "1. Nf3 Nf6 2. d4 d5 3. c4 Bf5 4. Nc3 e6 5. Bg5 Bb4 6. e3 h6 7. Bh4 g5 8. Bg3 Rg8 9. Be5 Ng4 10. h3 Nxe5 11. Nxe5 f6 12. Nd3 Bxd3 13. Qxd3 c6 14. cxd5 cxd5 15. Be2 Nc6 16. Bh5+ Ke7 17. a3 Bd6 18. b4 a6 19. b5 Na5 20. bxa6 Rxa6 21. Nb5 Nc4 *", + "Moves": "d3h7 g8g7 h7g7", + "MovesSAN": "Qh7+ Rg7 Qxg7#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "r1bqkb1r/ppppp3/7p/4npp1/2BP4/4P2P/PPP2PP1/RN1QK2n w Qkq - 0 10", + "PGN": "1. d4 Nf6 2. Nf3 Nc6 3. Bg5 h6 4. Bh4 g5 5. Bg3 Ne4 6. e3 f5 7. h3 Nxg3 8. Bc4 Nxh1 9. Ne5 Nxe5 *", + "Moves": "d1h5 e5g6 h5g6", + "MovesSAN": "Qh5+ Ng6 Qxg6#", + "Themes": "mate mateIn2 opening short" + }, + { + "FEN": "r6k/pp4p1/2bP2Bp/5Q2/8/P7/5qP1/3R2RK b - - 0 33", + "PGN": "1. d4 d5 2. c4 h6 3. cxd5 Qxd5 4. Nc3 Qd8 5. e4 e6 6. Nf3 Be7 7. Be2 Nf6 8. Bf4 O-O 9. O-O Nc6 10. a3 Nh7 11. Qd2 f5 12. exf5 Rxf5 13. Rad1 Qf8 14. Bxc7 Bg5 15. Nxg5 Nxg5 16. Bg4 Rf6 17. Bg3 Ne7 18. h4 Nh7 19. Ne4 Rg6 20. Bh5 Rxg3 21. fxg3 Nf5 22. g4 Nf6 23. Nxf6+ Qxf6 24. gxf5 Qxh4 25. Bg6 exf5 26. Qe1 Qd8 27. d5 Bd7 28. d6 Bc6 29. Qe7 Qb6+ 30. Kh1 Qxb2 31. Qf7+ Kh8 32. Rg1 Qf2 33. Qxf5 *", + "Moves": "f2h4 f5h3 h4h3", + "MovesSAN": "Qh4+ Qh3 Qxh3#", + "Themes": "mate mateIn2 middlegame pin short" + }, + { + "FEN": "r3r3/1pq2p1k/3b1nnp/p1p1pN2/P1PpP3/3P1B1P/1P3PP1/R1Q1R1K1 w - - 0 21", + "PGN": "1. e4 c6 2. d3 d5 3. Nd2 e5 4. Ngf3 Bd6 5. c3 Nf6 6. Be2 Bg4 7. O-O O-O 8. h3 Bh5 9. a4 a5 10. Re1 Nbd7 11. Qc2 Qc7 12. Nf1 Rfe8 13. Bg5 h6 14. Bd2 Bxf3 15. Bxf3 d4 16. c4 c5 17. Ng3 Nf8 18. Qc1 Ng6 19. Nf5 Kh7 20. Bxh6 gxh6 *", + "Moves": "c1h6 h7g8 h6g7", + "MovesSAN": "Qxh6+ Kg8 Qg7#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "r1b1kn2/p1Q1qp2/1pp3r1/4p2p/2B1Pp2/1N6/PPP2PPP/3R1RK1 w q - 4 22", + "PGN": "1. e4 e5 2. Nf3 d6 3. d4 Nd7 4. Bc4 Qf6 5. Bg5 Qg6 6. O-O h6 7. Bd2 Qf6 8. dxe5 dxe5 9. Bc3 Ne7 10. Nbd2 c6 11. Nb3 g5 12. Qd3 Ng6 13. Rad1 Be7 14. Qd2 Rg8 15. Ne1 h5 16. Nd3 Nf4 17. Bb4 b6 18. Bxe7 Qxe7 19. Nxf4 gxf4 20. Qd6 Rg6 21. Qc7 Nf8 *", + "Moves": "d1d8 e7d8 c7f7", + "MovesSAN": "Rd8+ Qxd8 Qxf7#", + "Themes": "attackingF2F7 deflection mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "7r/8/1p1p1b2/1Pp2Bkp/2P1P3/3PK1P1/r7/3RR3 b - - 4 37", + "PGN": "1. c4 d6 2. Nc3 e5 3. g3 f5 4. Bg2 Nf6 5. e4 c6 6. d3 Be7 7. Nge2 O-O 8. O-O Qe8 9. Bg5 Qh5 10. Bxf6 Rxf6 11. Nc1 Qxd1 12. Rxd1 f4 13. f3 fxg3 14. hxg3 Be6 15. N1e2 Na6 16. a3 Nc5 17. b4 Nb3 18. Rab1 Nd4 19. Nxd4 exd4 20. Ne2 b6 21. Nxd4 Bd7 22. b5 c5 23. Ne2 Be6 24. Nf4 Kf7 25. Kf2 g5 26. Nxe6 Kxe6 27. Bh3+ Ke5 28. Bf5 h5 29. Ke3 Rh6 30. f4+ Kf6 31. fxg5+ Kxg5 32. Rh1 Bf6 33. Rbf1 a6 34. a4 axb5 35. axb5 Ra2 36. Rd1 Rh8 37. Rhe1 *", + "Moves": "f6d4 e3f3 a2f2", + "MovesSAN": "Bd4+ Kf3 Rf2#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "4r2k/p3P2p/1p5P/3pq3/P7/8/1PP5/1K3R2 w - - 0 43", + "PGN": "1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. f4 c5 6. Nf3 Nc6 7. Be3 b6 8. Qd2 Be7 9. Be2 f6 10. exf6 Nxf6 11. O-O-O c4 12. Ne5 Bd7 13. Qe1 Bb4 14. Bd2 Nxd4 15. Kb1 Nxe2 16. Nxd5 Bxd2 17. Nxf6+ gxf6 18. Qxe2 fxe5 19. Qh5+ Ke7 20. Rxd2 Qf8 21. fxe5 Qf5 22. Qh4+ Ke8 23. Rhd1 Bc6 24. Qxc4 Bd5 25. Rxd5 exd5 26. Qc6+ Kf7 27. e6+ Kg7 28. Qd7+ Kg6 29. g4 Qf3 30. Re1 Rad8 31. Qc6 Rde8 32. e7+ Kf7 33. Qe6+ Kg7 34. Qe5+ Qf6 35. Qc7 Rhg8 36. h4 Kh8 37. g5 Qf7 38. h5 Rxg5 39. h6 Rf5 40. a4 Rf1 41. Qe5+ Qf6 42. Rxf1 Qxe5 *", + "Moves": "f1f8 e8f8 e7f8q", + "MovesSAN": "Rf8+ Rxf8 exf8=Q#", + "Themes": "advancedPawn endgame mate mateIn2 promotion queenRookEndgame short" + }, + { + "FEN": "6k1/5ppp/1q1Np3/pQ1nP3/Pn6/6P1/1Pr2PBP/3R2K1 b - - 3 27", + "PGN": "1. Nf3 d5 2. g3 c6 3. Bg2 Nf6 4. d4 Nbd7 5. c4 dxc4 6. O-O e6 7. a4 Be7 8. Nc3 O-O 9. e4 a5 10. Qe2 Nb6 11. Bg5 Nfd7 12. Bxe7 Qxe7 13. Rfd1 c5 14. Nb5 cxd4 15. Nfxd4 Nc5 16. e5 Nd3 17. Nd6 Nd5 18. Nxc4 N3b4 19. Nd6 Bd7 20. Nxb7 Rab8 21. Nd6 Qd8 22. N4b5 Bxb5 23. Nxb5 Qb6 24. Rac1 Rfc8 25. Rxc8+ Rxc8 26. Nd6 Rc2 27. Qb5 *", + "Moves": "b6f2 g1h1 f2g2", + "MovesSAN": "Qxf2+ Kh1 Qxg2#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "7k/p1R3p1/1p2P1qp/1Pb1r3/5p2/1QN2P2/P5PP/5K2 b - - 0 32", + "PGN": "1. d4 d5 2. c4 dxc4 3. e3 e6 4. Bxc4 Nf6 5. Nf3 Bd6 6. O-O O-O 7. Nc3 Nc6 8. e4 Be7 9. Bg5 h6 10. Bxf6 Bxf6 11. e5 Be7 12. Re1 Na5 13. Bd3 f5 14. Qa4 b6 15. b4 Nb7 16. Ba6 Bd7 17. Qb3 Rb8 18. Rad1 Bc6 19. Be2 Qe8 20. b5 Bxf3 21. Bxf3 Qf7 22. d5 Na5 23. dxe6 Qg6 24. Qb2 Kh8 25. Bd5 f4 26. f3 Rbd8 27. Bb3 Rxd1 28. Rxd1 Nxb3 29. Qxb3 Rf5 30. Rd7 Bc5+ 31. Kf1 Rxe5 32. Rxc7 *", + "Moves": "g6d3 c3e2 d3e2", + "MovesSAN": "Qd3+ Ne2 Qxe2#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "rnbqkb1r/pppp2p1/8/4pP2/2B1n1P1/3P4/PPP4P/RNBQK1NR b KQkq - 0 7", + "PGN": "1. e4 e5 2. Bc4 f5 3. exf5 Nf6 4. g4 h5 5. f3 hxg4 6. fxg4 Ne4 7. d3 *", + "Moves": "d8h4 e1f1 h4f2", + "MovesSAN": "Qh4+ Kf1 Qf2#", + "Themes": "mate mateIn2 opening short" + }, + { + "FEN": "r2qk2r/1pp1bp1p/p1np2p1/5b2/3pN3/2PQ1P2/PPB2P1P/R1B1R1K1 w kq - 2 14", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Bd6 5. c3 a6 6. Ba4 Nxe4 7. Bc2 Ng5 8. d4 Nxf3+ 9. gxf3 exd4 10. Re1+ Be7 11. Qd3 d6 12. Nd2 g6 13. Ne4 Bf5 *", + "Moves": "e4f6 e8f8 c1h6", + "MovesSAN": "Nf6+ Kf8 Bh6#", + "Themes": "mate mateIn2 opening pin short" + }, + { + "FEN": "1k2r3/2p2p2/Kp1q4/1Q1P3p/P7/5r1P/8/R1B5 w - - 2 30", + "PGN": "1. d4 d5 2. c4 Nc6 3. cxd5 Qxd5 4. Nf3 Qd8 5. Nc3 e6 6. e4 Bb4 7. d5 exd5 8. exd5 Bxc3+ 9. bxc3 Nce7 10. Qd4 Nf6 11. c4 h6 12. g4 Bxg4 13. Be2 Qd6 14. Rg1 h5 15. h3 Bxf3 16. Bxf3 O-O-O 17. a4 Kb8 18. c5 Qh2 19. Rxg7 Nf5 20. Qxf6 Nxg7 21. Qxg7 Rhg8 22. Qf6 Rde8+ 23. Kd2 Qxf2+ 24. Kc3 Rg3 25. Kb4 Rxf3 26. Qb2 a5+ 27. Kxa5 Qxc5+ 28. Qb5 b6+ 29. Ka6 Qd6 *", + "Moves": "b5e8 d6d8 e8d8", + "MovesSAN": "Qxe8+ Qd8 Qxd8#", + "Themes": "endgame hangingPiece mate mateIn2 short" + }, + { + "FEN": "r2qr1k1/pbpn1pp1/1p2p2p/3nN3/3P4/B2BP3/PPQ2PPP/R4RK1 w - - 2 15", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Bd2 Bxc3 5. Bxc3 O-O 6. Qc2 d5 7. e3 b6 8. Bb4 Re8 9. cxd5 Nxd5 10. Ba3 Bb7 11. Nf3 Nd7 12. Bd3 N7f6 13. O-O h6 14. Ne5 Nd7 *", + "Moves": "d3h7 g8h8 e5f7", + "MovesSAN": "Bh7+ Kh8 Nxf7#", + "Themes": "deflection kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "7r/2Q2pk1/2p5/1p1p2P1/3P4/PP2P1Pq/3R4/2R3K1 b - - 2 34", + "PGN": "1. c4 e6 2. Nc3 d5 3. cxd5 exd5 4. d4 c6 5. Nf3 Nf6 6. Bf4 Bd6 7. e3 O-O 8. Bg3 Bg4 9. Be2 Nbd7 10. O-O Re8 11. a3 a5 12. Rc1 Bxg3 13. hxg3 Qe7 14. Na4 Ne4 15. Nd2 Bxe2 16. Qxe2 b5 17. Nc3 Nxd2 18. Qxd2 Nb6 19. Nb1 Nc4 20. Qd3 Rac8 21. Qc3 h5 22. b3 Nd6 23. Qxa5 g6 24. Qb6 Qd7 25. Rc5 Ne4 26. Rc2 h4 27. gxh4 Kg7 28. Rfc1 Re6 29. Nd2 Nxd2 30. Rxd2 Rh8 31. g3 g5 32. hxg5 Rxe3 33. fxe3 Qh3 34. Qc7 *", + "Moves": "h3h1 g1f2 h8h2", + "MovesSAN": "Qh1+ Kf2 Rh2#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "4rk2/pp3ppp/2p5/8/8/2P5/PP1PrPPP/RN1R2K1 b - - 1 23", + "PGN": "1. e4 e5 2. c3 Nf6 3. Nf3 d5 4. Nxe5 Qe7 5. Nf3 Qxe4+ 6. Be2 Bc5 7. Ng5 Ng4 8. Nxe4 Be7 9. Bb5+ c6 10. Be2 dxe4 11. Bxg4 Bxg4 12. Qxg4 O-O 13. Qxe4 Rd8 14. Qxe7 Rd7 15. Qe3 Kf8 16. O-O Re7 17. Qd3 Nd7 18. Qc4 Ne5 19. Qf4 Nd3 20. Qf3 Nxc1 21. Rxc1 Rae8 22. Qe2 Rxe2 23. Rd1 *", + "Moves": "e2e1 d1e1 e8e1", + "MovesSAN": "Re1+ Rxe1 Rxe1#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "8/4R2p/6pk/8/2p2KPP/7r/5P2/8 w - - 3 43", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nxc6 bxc6 6. Qd4 Nf6 7. e5 Ng8 8. e6 Nf6 9. exf7+ Kxf7 10. Bc4+ d5 11. Bb3 Bg7 12. O-O Qc7 13. h3 Re8 14. c4 e5 15. Qc5 Be6 16. cxd5 Bxd5 17. Bxd5+ Nxd5 18. Nc3 Nxc3 19. Qxc3 Kg8 20. Be3 Kh8 21. Rac1 Rac8 22. b3 e4 23. Qc5 Re5 24. Qxa7 Qxa7 25. Bxa7 Ra5 26. Be3 Rxa2 27. Rc4 Rb2 28. b4 Rb8 29. Rxe4 R2xb4 30. Re7 Bd4 31. Bh6 c5 32. Rfe1 Rb1 33. Rxb1 Rxb1+ 34. Kh2 Kg8 35. Be3 Bxe3 36. Rxe3 Rc1 37. Kg3 Kg7 38. Kf3 Rc2 39. Re7+ Kh6 40. h4 c4 41. g4 Rc3+ 42. Kf4 Rh3 *", + "Moves": "g4g5 h6h5 e7h7", + "MovesSAN": "g5+ Kh5 Rxh7#", + "Themes": "deflection endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "2k5/1ppb2pp/p7/4n2r/4p3/1BP1B1P1/PP3PKb/RN5R b - - 4 23", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. c3 d5 4. Qa4 Qd6 5. exd5 Qxd5 6. Bc4 Qd6 7. O-O Nf6 8. d4 e4 9. Ne5 Be7 10. Nxf7 Qd7 11. Nxh8 a6 12. d5 Ne5 13. Qxd7+ Bxd7 14. Bb3 O-O-O 15. d6 Bxd6 16. Nf7 Nxf7 17. Bxf7 Rf8 18. Bb3 Ng4 19. Be3 Bxh2+ 20. Kh1 Rf5 21. g3 Rh5 22. Kg2 Ne5 23. Rh1 *", + "Moves": "d7h3 g2h2 e5f3", + "MovesSAN": "Bh3+ Kxh2 Nf3#", + "Themes": "mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "6k1/5pp1/4p2p/pRr1P3/4R3/P7/5PPP/6K1 b - - 0 29", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd8 4. Nf3 Nc6 5. Bc4 Bf5 6. d3 e6 7. O-O Bd6 8. Re1 Nf6 9. Bg5 h6 10. Bxf6 Qxf6 11. Nb5 O-O 12. Nxd6 cxd6 13. b3 a6 14. d4 d5 15. Bd3 Bxd3 16. Qxd3 Nb4 17. Qc3 a5 18. a3 Nc6 19. Ne5 Nxe5 20. dxe5 Qe7 21. Qd4 Rac8 22. c4 dxc4 23. bxc4 Rfd8 24. Qb6 Qc5 25. Qxc5 Rxc5 26. Rab1 Rb8 27. Re4 b5 28. cxb5 Rbxb5 29. Rxb5 *", + "Moves": "c5c1 e4e1 c1e1", + "MovesSAN": "Rc1+ Re1 Rxe1#", + "Themes": "backRankMate endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "3rk2r/p1p1bppp/5n2/2p1R1B1/8/8/PPP2PPP/RN4K1 b k - 0 13", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 4. O-O Bd7 5. Re1 Nf6 6. Bxc6 Bxc6 7. d4 exd4 8. Nxd4 Be7 9. Nxc6 bxc6 10. Bg5 c5 11. e5 dxe5 12. Qxd8+ Rxd8 13. Rxe5 *", + "Moves": "d8d1 e5e1 d1e1", + "MovesSAN": "Rd1+ Re1 Rxe1#", + "Themes": "backRankMate mate mateIn2 middlegame short" + }, + { + "FEN": "r2q3k/7p/p5p1/1p6/4PQ2/1B5P/P1P2PP1/6K1 w - - 1 33", + "PGN": "1. d4 Nf6 2. Nc3 d6 3. Bf4 g6 4. e3 Bg7 5. h3 Nbd7 6. Nf3 O-O 7. Bd3 Nh5 8. Bh2 e5 9. O-O f5 10. dxe5 Nxe5 11. Nxe5 dxe5 12. Bc4+ Kh8 13. Qe2 a6 14. Rad1 Qe7 15. Nd5 Qc5 16. e4 f4 17. b4 Qc6 18. Ne7 Qb6 19. Bb3 Qxb4 20. Nd5 Qc5 21. Rd3 b5 22. Rc3 Qd6 23. Rxc7 Be6 24. Rc3 Rfd8 25. Rd3 Bxd5 26. Rxd5 Qb6 27. Rfd1 Rxd5 28. Rxd5 Nf6 29. Rxe5 Ng4 30. Qxg4 Bxe5 31. Bxf4 Bxf4 32. Qxf4 Qd8 *", + "Moves": "f4e5 d8f6 e5f6", + "MovesSAN": "Qe5+ Qf6 Qxf6#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r5rk/5p1p/p4PpQ/4p3/4R3/3q4/P5PP/5R1K w - - 0 27", + "PGN": "1. e4 c5 2. Nf3 e6 3. Nc3 a6 4. d4 cxd4 5. Nxd4 Qc7 6. Bd3 Bb4 7. O-O Nf6 8. Kh1 O-O 9. f4 d6 10. Qf3 e5 11. Nf5 Bxf5 12. exf5 Bxc3 13. bxc3 Qxc3 14. fxe5 dxe5 15. Bg5 Nbd7 16. Qxb7 Nc5 17. Qb6 Nd5 18. Qd6 Nxd3 19. cxd3 Qd4 20. f6 g6 21. Qc6 Ne3 22. Bxe3 Qxe3 23. Rae1 Qd4 24. Qc1 Kh8 25. Qh6 Rg8 26. Re4 Qxd3 *", + "Moves": "h6h7 h8h7 e4h4", + "MovesSAN": "Qxh7+ Kxh7 Rh4#", + "Themes": "attraction endgame master masterVsMaster mate mateIn2 sacrifice short" + }, + { + "FEN": "8/5pk1/2p5/p2p1Bp1/K1pP2P1/2P5/1R3PP1/4r3 b - - 5 35", + "PGN": "1. d4 Nf6 2. c4 d5 3. Nc3 dxc4 4. Nf3 Nc6 5. Bg5 Bf5 6. e3 e6 7. a3 h6 8. Bh4 g5 9. Bg3 Bg4 10. h3 Bh5 11. Be2 g4 12. Ne5 Rg8 13. hxg4 Bg6 14. Bh4 Be7 15. Qa4 a6 16. Bf3 Kf8 17. Nxg6+ Rxg6 18. Bxf6 Bxf6 19. Bxc6 b5 20. Qd1 Ra7 21. Be4 Rg5 22. d5 Bxc3+ 23. bxc3 Qf6 24. Qd4 Qxd4 25. exd4 exd5 26. Bf5 Kg7 27. O-O-O c6 28. Rde1 a5 29. Rh5 b4 30. Kb2 bxa3+ 31. Kxa3 Rb7 32. Rxg5+ hxg5 33. Rb1 Re7 34. Rb2 Re1 35. Ka4 *", + "Moves": "e1a1 b2a2 a1a2", + "MovesSAN": "Ra1+ Ra2 Rxa2#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "3r2k1/1pp2ppp/p1n4r/3n2Q1/1PRP4/P2P1KP1/1B3P1q/4R3 w - - 0 23", + "PGN": "1. c4 e5 2. Nc3 Nf6 3. g3 d5 4. cxd5 Nxd5 5. Bg2 Be6 6. Nf3 Nc6 7. O-O a6 8. d3 Bc5 9. a3 Qd7 10. b4 Nxc3 11. Qc2 Bd4 12. Nxd4 exd4 13. e3 Nd5 14. Bb2 O-O 15. exd4 Bh3 16. Rac1 Bxg2 17. Kxg2 Rfe8 18. Qd2 Rad8 19. Rc4 Re6 20. Re1 Rh6 21. Qg5 Qh3+ 22. Kf3 Qxh2 *", + "Moves": "g5d8 c6d8 e1e8", + "MovesSAN": "Qxd8+ Nxd8 Re8#", + "Themes": "backRankMate mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "1rbq1rk1/b1p1n2p/1n1p4/1p2PN2/3P1p2/3QB2P/1PB2PP1/3RR1K1 w - - 0 23", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. O-O d6 5. c3 Nf6 6. Re1 Ng4 7. d4 exd4 8. cxd4 Bb6 9. Be3 Ne7 10. h3 Nf6 11. Nc3 O-O 12. Bb3 a6 13. Qd3 Nd7 14. Bc2 f6 15. Rad1 Ba7 16. a4 Rb8 17. Ne2 b5 18. axb5 axb5 19. Nf4 Nb6 20. e5 f5 21. Nh4 g5 22. Nxf5 gxf4 *", + "Moves": "f5h6 g8h8 d3h7", + "MovesSAN": "Nh6+ Kh8 Qxh7#", + "Themes": "discoveredAttack kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "r7/p2k2p1/6B1/2R2R1P/4q3/8/PP2PP1P/K7 b - - 2 37", + "PGN": "1. d4 d5 2. c4 Nf6 3. Nf3 e6 4. Bg5 h6 5. Bxf6 Bb4+ 6. Nc3 Qxf6 7. Qa4+ c6 8. Qxb4 Na6 9. Qd6 e5 10. Nxe5 Qxd6 11. c5 Qd8 12. O-O-O Bf5 13. g4 Bg6 14. Nxg6 fxg6 15. Rd3 h5 16. Re3+ Kf8 17. Bh3 g5 18. Rg1 Kf7 19. Rgg3 Nxc5 20. dxc5 d4 21. Rgf3+ Kg6 22. Re6+ Kh7 23. Ne4 d3 24. Rxd3 Qc7 25. gxh5 Rhd8 26. Bf5+ Kg8 27. Rg3 b6 28. Rxg5 Rd7 29. Nf6+ Kf8 30. Nxd7+ Qxd7 31. Rd6 Qf7 32. Bg6 Qc4+ 33. Kb1 bxc5 34. Rf5+ Ke7 35. Rxc6 Kd7 36. Rcxc5 Qe4+ 37. Ka1 *", + "Moves": "e4h1 c5c1 h1c1", + "MovesSAN": "Qh1+ Rc1 Qxc1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r4r1k/2q1b1pp/p3Q2N/1p6/2pPpP2/2P5/PP4PP/R1B3K1 w - - 5 24", + "PGN": "1. d4 d5 2. e3 Nf6 3. Bd3 c6 4. Nd2 e6 5. f4 Be7 6. Ngf3 a6 7. O-O O-O 8. Ne5 Nbd7 9. Qf3 Qc7 10. c3 b5 11. Qg3 c5 12. Rf3 cxd4 13. exd4 Nb6 14. Qh3 Bb7 15. Rg3 Nc4 16. Ndxc4 dxc4 17. Bc2 Be4 18. Bxe4 Nxe4 19. Re3 f5 20. Rxe4 fxe4 21. Qxe6+ Kh8 22. Nf7+ Kg8 23. Nh6+ Kh8 *", + "Moves": "e6g8 f8g8 h6f7", + "MovesSAN": "Qg8+ Rxg8 Nf7#", + "Themes": "kingsideAttack mate mateIn2 middlegame sacrifice short smotheredMate" + }, + { + "FEN": "1n5k/5pp1/3qp2p/2P5/1Q6/4P3/PP3PPP/6K1 b - - 0 31", + "PGN": "1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 O-O 6. Nf3 h6 7. Bh4 Nbd7 8. Bd3 c6 9. O-O dxc4 10. Bxc4 b5 11. Bd3 a5 12. Rc1 a4 13. Ne4 Bb7 14. Bxf6 Nxf6 15. Nc5 Bc8 16. Ne5 Bxc5 17. Rxc5 Bb7 18. Nxc6 Qb6 19. Qc2 Nd7 20. Rc3 b4 21. Rc4 Ba6 22. Ne7+ Kh8 23. Rc6 Qb7 24. Bxa6 Rxa6 25. Rxa6 Qxa6 26. Rc1 Qd6 27. Nc6 Rc8 28. Qxa4 Nb8 29. Rc5 Rxc6 30. Qxb4 Rxc5 31. dxc5 *", + "Moves": "d6d1 b4e1 d1e1", + "MovesSAN": "Qd1+ Qe1 Qxe1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "8/7k/1P2r1pp/2Q5/q1P1p3/p1b3B1/P3RPP1/5K2 b - - 2 42", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 d6 5. Nc3 Nf6 6. Bb5 Bd7 7. O-O g6 8. Nxc6 Bxc6 9. Bd3 Bg7 10. Qf3 O-O 11. Re1 e5 12. Bg5 a5 13. Bb5 h6 14. Bxc6 bxc6 15. Bh4 g5 16. Bg3 Re8 17. h4 gxh4 18. Bxh4 Qb6 19. Rab1 Nh7 20. Qg3 Re6 21. Re3 Rg6 22. Qh3 Ng5 23. Qd7 d5 24. exd5 cxd5 25. Nxd5 Qa7 26. Qa4 Ne6 27. Ne7+ Kh7 28. Nxg6 fxg6 29. Rg3 Nf4 30. b3 Ne2+ 31. Kf1 Nxg3+ 32. Bxg3 Rf8 33. Qa3 Rf6 34. Re1 Qa6+ 35. Re2 Rd6 36. Ke1 Re6 37. Qc5 a4 38. b4 a3 39. c4 Qa4 40. b5 e4 41. b6 Bc3+ 42. Kf1 *", + "Moves": "a4d1 e2e1 d1e1", + "MovesSAN": "Qd1+ Re1 Qxe1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "6k1/1R4p1/6Pp/8/2P5/6R1/1p1r2PK/r7 w - - 1 49", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. h3 Bc5 5. Nxe5 Nxe5 6. d4 Bxd4 7. Qxd4 Nc6 8. Qd2 h6 9. Bc4 Qe7 10. O-O O-O 11. Re1 d6 12. b3 Ne5 13. Be2 c6 14. Bb2 Ng6 15. Bd3 Ne5 16. f4 Nxd3 17. Qxd3 Re8 18. Rad1 Rd8 19. e5 Ne8 20. exd6 Qf6 21. Na4 Qxf4 22. Rf1 Qg5 23. Qf3 Be6 24. Bc1 Qg6 25. Bf4 Nf6 26. c4 Nd7 27. Bg3 Nb6 28. Nc5 a5 29. Bh4 Rd7 30. Be7 Re8 31. Nxe6 Qxe6 32. Rde1 Qg6 33. Qg4 Qxg4 34. hxg4 c5 35. Re5 Nc8 36. Rxc5 Nxe7 37. dxe7 Rexe7 38. Rf3 Rd2 39. Kh2 Rxa2 40. Rb5 Ree2 41. Rg3 Reb2 42. Rxb7 a4 43. Rb8+ Kh7 44. Rb7 axb3 45. Rxf7 Rd2 46. g5 b2 47. Rb7 Ra1 48. g6+ Kg8 *", + "Moves": "b7b8 d2d8 b8d8", + "MovesSAN": "Rb8+ Rd8 Rxd8#", + "Themes": "endgame master masterVsMaster mate mateIn2 rookEndgame short" + }, + { + "FEN": "6Q1/2kb4/p2Np3/5p2/3q4/8/P1n1K1P1/2R2R2 b - - 1 34", + "PGN": "1. d4 d5 2. Bg5 f6 3. Bh4 e6 4. c4 g5 5. Bg3 h5 6. h3 f5 7. e3 c5 8. Bd3 Nc6 9. Nc3 Nf6 10. Nf3 dxc4 11. Bxc4 a6 12. Ne5 b5 13. Nxc6 Qb6 14. Ne5 bxc4 15. Nxc4 Qd8 16. Be5 Bg7 17. Nd6+ Ke7 18. Qb3 Bd7 19. dxc5 Rb8 20. Qd1 Rxb2 21. Na4 Qa5+ 22. Nc3 g4 23. hxg4 Nxg4 24. Bxg7 Rg8 25. Bd4 Rxf2 26. Rf1 Nxe3 27. Qxh5 Nc2+ 28. Kxf2 Nxd4 29. Qf7+ Kd8 30. Qxg8+ Kc7 31. Ne2 Qxc5 32. Rac1 Nc2+ 33. Nd4 Qxd4+ 34. Ke2 *", + "Moves": "d4e3 e2d1 e3d3", + "MovesSAN": "Qe3+ Kd1 Qd3#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "r1bq3k/1pp2rpp/p2p4/PP1nP3/7Q/2B5/2P2PPP/5RK1 w - - 0 20", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bb6 5. a4 a6 6. a5 Ba7 7. Bb2 d6 8. b5 Nb8 9. Nc3 Ne7 10. d4 exd4 11. Nxd4 O-O 12. O-O Kh8 13. Qh5 Bxd4 14. Bxf7 Nd7 15. Rad1 Nf6 16. Qh4 Bxc3 17. Bxc3 Rxf7 18. e5 Nfd5 19. Rxd5 Nxd5 *", + "Moves": "h4d8 f7f8 d8f8", + "MovesSAN": "Qxd8+ Rf8 Qxf8#", + "Themes": "hangingPiece kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "r3qk2/pp1bp1b1/1n4Q1/n5N1/3ppPP1/8/PPP5/R1B1K2R w KQ - 1 22", + "PGN": "1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. e5 Nfd7 7. Bc4 c5 8. h4 cxd4 9. h5 dxe5 10. hxg6 hxg6 11. Ng5 Nb6 12. Bb3 Nc6 13. Nce4 Na5 14. Bxf7+ Rxf7 15. Nxf7 Kxf7 16. Ng5+ Kg8 17. Qf3 Bf5 18. g4 e4 19. Qh3 Bd7 20. Qh7+ Kf8 21. Qxg6 Qe8 *", + "Moves": "h1h8 g7h8 g5h7", + "MovesSAN": "Rh8+ Bxh8 Nh7#", + "Themes": "mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "1b1r2rk/1p3p1p/p1b1pP2/3qP3/3P3R/PP6/1BP2K1P/R2Q4 w - - 5 23", + "PGN": "1. d4 e6 2. Nf3 Nf6 3. e3 d5 4. Bd3 c5 5. b3 Nc6 6. Bb2 cxd4 7. exd4 Bd6 8. Nbd2 O-O 9. O-O Qe7 10. Ne5 a6 11. a3 Bd7 12. f4 Rad8 13. g4 Bb8 14. g5 Ne4 15. Bxe4 dxe4 16. Nxe4 Nxe5 17. fxe5 Bc6 18. Nf6+ Kh8 19. Rf4 gxf6 20. gxf6 Rg8+ 21. Kf2 Qd7 22. Rh4 Qd5 *", + "Moves": "h4h7 h8h7 d1h5", + "MovesSAN": "Rxh7+ Kxh7 Qh5#", + "Themes": "attraction kingsideAttack mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "3R4/5kpp/4p1p1/pp6/4qP2/6P1/PP5P/K2R4 w - - 0 27", + "PGN": "1. e4 c5 2. Nf3 e6 3. g3 a6 4. d3 b5 5. Bg2 Bb7 6. Be3 Qc7 7. Nc3 Ne7 8. Qd2 Ng6 9. O-O-O Be7 10. Ne2 O-O 11. Nf4 Bg5 12. Nxg6 Bxe3 13. Qxe3 fxg6 14. Ng5 Nc6 15. f4 Nd4 16. Nf3 Rac8 17. Nxd4 cxd4 18. Qd2 d5 19. Kb1 dxe4 20. Bxe4 Bxe4 21. dxe4 a5 22. Qxd4 Qxc2+ 23. Ka1 Rfd8 24. Qxd8+ Rxd8 25. Rxd8+ Kf7 26. Rhd1 Qxe4 *", + "Moves": "d1d7 f7f6 d8f8", + "MovesSAN": "R1d7+ Kf6 Rf8#", + "Themes": "endgame mate mateIn2 queenRookEndgame short" + }, + { + "FEN": "5r2/8/4R3/3Pp1kp/4P3/3Bn1P1/Pr5R/6K1 b - - 12 51", + "PGN": "1. c4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 a6 7. Na3 Be7 8. e4 O-O 9. Nc2 Nc6 10. Be3 Bg4 11. f3 Be6 12. Qd2 g6 13. Bh6 Re8 14. Nd5 Nh5 15. Be2 f5 16. O-O f4 17. Kf2 Bf8 18. Bxf8 Rxf8 19. g3 fxg3+ 20. hxg3 Bxd5 21. cxd5 Ne7 22. Rh1 Qe8 23. Rh3 Qf7 24. Rah1 Nf6 25. Qe3 Kg7 26. Qh6+ Kg8 27. Ne3 Qg7 28. Kg2 Rac8 29. Bd3 Qxh6 30. Rxh6 Kg7 31. Ng4 Neg8 32. R6h4 h5 33. Ne3 Ne7 34. Nc4 Rcd8 35. Rc1 g5 36. Rhh1 Rh8 37. Na5 b6 38. Nc6 Nxc6 39. Rxc6 g4 40. Rxb6 gxf3+ 41. Kxf3 Ng4 42. Rxa6 Rdf8+ 43. Ke2 Rf2+ 44. Ke1 Rxb2 45. Rxd6 Ne3 46. Rd7+ Kf6 47. Rd6+ Kg5 48. Re6 Ng2+ 49. Kf1 Rf8+ 50. Kg1 Ne3 51. Rh2 *", + "Moves": "b2b1 d3b1 f8f1", + "MovesSAN": "Rb1+ Bxb1 Rf1#", + "Themes": "endgame mate mateIn2 sacrifice short" + }, + { + "FEN": "7k/1Q5p/p1p3p1/8/6P1/5rq1/1P4P1/3R2K1 w - - 0 43", + "PGN": "1. d4 Nf6 2. c4 g6 3. Bf4 d5 4. e3 Bg7 5. Nf3 O-O 6. Nc3 c6 7. Rc1 Bg4 8. cxd5 Nxd5 9. Nxd5 Qxd5 10. Be2 Qa5+ 11. Nd2 Bxe2 12. Qxe2 Qxa2 13. O-O Qd5 14. Rc5 Qd7 15. Rfc1 Na6 16. R5c4 Rfd8 17. Nf3 f6 18. h3 Rac8 19. Bg3 Nc7 20. Qc2 Nd5 21. Qb3 Nb6 22. Rc5+ Kf8 23. Qa3 a6 24. Qb3 Nd5 25. Ne1 e5 26. dxe5 fxe5 27. Nf3 Re8 28. e4 Nf6 29. Nxe5 Rxe5 30. Bxe5 Nxe4 31. Bxg7+ Kxg7 32. Rd1 Qe7 33. Rcc1 Rf8 34. Qe3 Qh4 35. f3 Nf6 36. Qc3 Kg8 37. Rd4 Qg3 38. Rcd1 Nd5 39. Qb3 Kh8 40. Qxb7 Ne3 41. Rg4 Nxg4 42. hxg4 Rxf3 *", + "Moves": "d1d8 f3f8 d8f8", + "MovesSAN": "Rd8+ Rf8 Rxf8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "6k1/1p1r2p1/5RQp/2P5/1P6/8/1B4PP/7K b - - 0 42", + "PGN": "1. b3 d5 2. Bb2 Nf6 3. e3 Bf5 4. c4 e6 5. Nc3 c5 6. Nf3 h6 7. d4 Nc6 8. a3 Bd6 9. Bd3 Bxd3 10. Qxd3 O-O 11. dxc5 Bxc5 12. b4 Be7 13. c5 Qc7 14. O-O Rfd8 15. Qe2 a6 16. Na4 Nd7 17. Nc3 Bf6 18. Rab1 Nce5 19. Nd2 a5 20. f4 Ng6 21. f5 Nge5 22. fxe6 fxe6 23. Qf2 Rf8 24. Qg3 axb4 25. axb4 Qd8 26. Nb5 Bh4 27. Qh3 Rxf1+ 28. Rxf1 Nd3 29. Qxe6+ Kh7 30. Qf5+ Kg8 31. Qxd3 Qg5 32. Nf3 Qe7 33. Qxd5+ Kh7 34. Nxh4 Qxh4 35. Qxd7 Rd8 36. Qf5+ Kg8 37. Qg6 Rd7 38. Nd6 Qe7 39. Ne8 Qxe3+ 40. Kh1 Qe7 41. Nf6+ Qxf6 42. Rxf6 *", + "Moves": "d7d1 f6f1 d1f1", + "MovesSAN": "Rd1+ Rf1 Rxf1#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "5k2/pp4pp/3r4/5q2/1Q6/P2p4/BPr2PPP/R3R1K1 b - - 5 26", + "PGN": "1. e4 e5 2. d3 d5 3. exd5 Nf6 4. c4 c6 5. dxc6 Nxc6 6. Nf3 Bg4 7. Be2 Bb4+ 8. Bd2 O-O 9. O-O Qc7 10. a3 Bd6 11. Nc3 Rad8 12. Qe1 Rfe8 13. Ne4 Nxe4 14. dxe4 Nd4 15. Nxd4 exd4 16. Bxg4 Qxc4 17. Bf3 f5 18. Be2 Qc5 19. Bb4 Qe5 20. Bxd6 Rxd6 21. Bc4+ Kf8 22. exf5 Qxf5 23. Qd2 d3 24. Rfe1 Rc8 25. Ba2 Rc2 26. Qb4 *", + "Moves": "f5f2 g1h1 f2g2", + "MovesSAN": "Qxf2+ Kh1 Qxg2#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "6k1/2p5/2Pp1Q2/3Pp1PK/4P3/1q6/4N3/8 b - - 6 49", + "PGN": "1. Nf3 Nf6 2. d4 g6 3. c4 Bg7 4. Nc3 d6 5. e4 O-O 6. Be2 e5 7. O-O Nc6 8. d5 Ne7 9. Ne1 a5 10. Nd3 Nd7 11. f3 b6 12. Be3 f5 13. g4 f4 14. Bf2 g5 15. Kg2 h5 16. h3 Rf7 17. a3 Bf8 18. b4 Rh7 19. c5 Ng6 20. cxb6 Nxb6 21. Nb2 hxg4 22. hxg4 Nd7 23. Nc4 axb4 24. axb4 Rxa1 25. Qxa1 Nf6 26. Rh1 Qe7 27. Na5 Nxg4 28. fxg4 f3+ 29. Bxf3 Nf4+ 30. Kg3 Qf7 31. Be3 Bd7 32. Rxh7 Qxh7 33. Qh1 Qf7 34. b5 Ng6 35. Nc6 Nh4 36. Be2 Bxc6 37. bxc6 Be7 38. Qb1 Kg7 39. Qb8 Ng6 40. Qc8 Nf4 41. Qf5 Nxe2+ 42. Nxe2 Qe8 43. Bxg5 Bxg5 44. Qxg5+ Kh7 45. Qf5+ Kg7 46. g5 Qb8 47. Qf6+ Kg8 48. Kg4 Qb3 49. Kh5 *", + "Moves": "b3h3 h5g6 h3h7", + "MovesSAN": "Qh3+ Kg6 Qh7#", + "Themes": "endgame master mate mateIn2 short" + }, + { + "FEN": "2q2k2/2p2p1r/p1p1bQ1p/2b1P2N/6Pn/3R4/PPP2P1P/6K1 w - - 4 28", + "PGN": "1. d4 e5 2. dxe5 d6 3. exd6 Bxd6 4. Nf3 h6 5. e4 Nc6 6. Bb5 a6 7. Bxc6+ bxc6 8. O-O Qe7 9. Re1 Be6 10. e5 Bc5 11. Nc3 Rd8 12. Qe2 Qd7 13. Bf4 Ne7 14. Rad1 Qc8 15. Ne4 Bb6 16. Rxd8+ Qxd8 17. Rd1 Qc8 18. Be3 O-O 19. Bxh6 gxh6 20. Nf6+ Kh8 21. Qd2 Nf5 22. Nh4 Kg7 23. Qf4 Rh8 24. Rd3 Bc5 25. g4 Nxh4 26. Nh5+ Kf8 27. Qf6 Rh7 *", + "Moves": "d3d8 c8d8 f6d8", + "MovesSAN": "Rd8+ Qxd8 Qxd8#", + "Themes": "fork mate mateIn2 middlegame short" + }, + { + "FEN": "2k5/pprb4/4Q3/2R5/3P2P1/7P/Pq6/6K1 w - - 2 37", + "PGN": "1. e4 e5 2. d3 Nc6 3. Nf3 d6 4. c4 Be7 5. Be2 Nf6 6. Nc3 Nd4 7. Be3 Nxe2 8. Qxe2 Bg4 9. h3 Bh5 10. g4 Bg6 11. Nd5 Nxd5 12. cxd5 Qd7 13. Ng5 Bxg5 14. Bxg5 f6 15. Be3 c6 16. dxc6 Qxc6 17. O-O O-O 18. Rfc1 Qd7 19. f4 exf4 20. Bxf4 Rfe8 21. Qh2 d5 22. Rc7 Qb5 23. Qd2 Rad8 24. exd5 Rxd5 25. d4 h6 26. Bxh6 gxh6 27. Qxh6 Bf7 28. Qxf6 Rd7 29. Rc5 Qxb2 30. Rg5+ Kf8 31. Qh8+ Ke7 32. Re1+ Kd8 33. Qf6+ Kc8 34. Rc5+ Rc7 35. Rxe8+ Bxe8 36. Qe6+ Bd7 *", + "Moves": "e6g8 d7e8 g8e8", + "MovesSAN": "Qg8+ Be8 Qxe8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "3r3k/1RR3p1/5pBp/8/5pP1/5P2/7K/4r3 b - - 0 45", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. c3 d5 5. exd5 Qxd5 6. cxd4 Bg4 7. Be2 e6 8. Nc3 Bb4 9. O-O Bxc3 10. bxc3 Nf6 11. Ba3 a6 12. Re1 b5 13. h3 Bf5 14. Nh4 Na5 15. Nxf5 Qxf5 16. Bf3 Rc8 17. Re5 Qg6 18. Bc5 Nc4 19. Re2 Nd7 20. a4 Nxc5 21. dxc5 O-O 22. c6 Rfd8 23. Qc1 Qd3 24. axb5 axb5 25. Raa2 Rc7 26. Qf4 e5 27. Qh4 f6 28. Be4 Qd1+ 29. Kh2 h6 30. Qg4 Qc1 31. Qe6+ Kh8 32. Qf5 Qf4+ 33. Qxf4 exf4 34. Bf3 Ne5 35. Be4 Nxc6 36. Rab2 Ne5 37. Rxb5 Rxc3 38. f3 Re3 39. Rd2 Rc8 40. Rc2 Rd8 41. Rb7 Nd3 42. Rcc7 Nf2 43. Bg6 Re1 44. g4 Nxg4+ 45. hxg4 *", + "Moves": "d8d2 h2h3 e1h1", + "MovesSAN": "Rd2+ Kh3 Rh1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r1b1q2r/ppp1n1k1/2np4/2b3B1/4P3/1BN2Q2/PP3PPP/R3K2R w KQ - 3 14", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Bc5 5. c3 dxc3 6. Bxf7+ Kf8 7. Nxc3 d6 8. Bg5 Nge7 9. Bb3 h6 10. Bh4 g5 11. Nxg5 hxg5 12. Bxg5 Qe8 13. Qf3+ Kg7 *", + "Moves": "f3f6 g7h7 f6h6", + "MovesSAN": "Qf6+ Kh7 Qh6#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "5r1k/pppb2p1/q1n4p/4p2R/8/1BP1Q1BP/P1P3PK/5r2 w - - 0 29", + "PGN": "1. d4 Nf6 2. Nc3 e5 3. dxe5 Ng4 4. Bf4 Nc6 5. Nf3 Bb4 6. h3 Bxc3+ 7. bxc3 Nh6 8. Qd2 Nf5 9. e4 Nh4 10. Nxh4 Qxh4 11. Bd3 O-O 12. Bg3 Qe7 13. f4 Qc5 14. Bf2 Qa5 15. O-O f6 16. exf6 Rxf6 17. Bh4 Rf8 18. Rfb1 d6 19. Rb5 Qa4 20. Rh5 h6 21. Qe2 Rxf4 22. Bg3 Rf8 23. Bc4+ Kh8 24. Bb3 Qa6 25. Qe3 Bd7 26. Rf1 Rxf1+ 27. Kh2 Raf8 28. e5 dxe5 *", + "Moves": "h5h6 g7h6 e3h6", + "MovesSAN": "Rxh6+ gxh6 Qxh6#", + "Themes": "kingsideAttack mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "1br2rk1/1pq3pp/p1N2p2/3p4/1P1P4/P3B2P/4RPP1/2RQ2K1 b - - 0 19", + "PGN": "1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 Nc6 6. Nf3 Bg4 7. cxd5 Nxd5 8. Be2 e6 9. h3 Bh5 10. O-O a6 11. Be3 Bd6 12. Nxd5 exd5 13. Re1 O-O 14. Rc1 Rc8 15. a3 Bb8 16. b4 Qc7 17. Ne5 Bxe2 18. Rxe2 f6 19. Nxc6 *", + "Moves": "c7h2 g1f1 h2h1", + "MovesSAN": "Qh2+ Kf1 Qh1#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "1r3rk1/7p/2bp2PQ/p1p1p3/3q4/PP1B4/2P2PPP/1R2R1K1 b - - 0 24", + "PGN": "1. e4 c5 2. Nf3 d6 3. Bb5+ Nc6 4. d4 cxd4 5. Nxd4 Bd7 6. Nxc6 bxc6 7. Ba4 Nf6 8. Nc3 g6 9. O-O Bg7 10. Bg5 O-O 11. Qd2 Qb6 12. Bb3 a5 13. Bh6 Bxh6 14. Qxh6 c5 15. Nd5 Nxd5 16. Bxd5 Rab8 17. b3 e6 18. Bc4 Bc6 19. Bd3 Qb4 20. a3 Qc3 21. Rab1 Qd4 22. Rfe1 f5 23. exf5 e5 24. fxg6 *", + "Moves": "d4f2 g1h1 c6g2", + "MovesSAN": "Qxf2+ Kh1 Bxg2#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "6k1/pb3ppp/3r2q1/2b1P1r1/8/2NB2P1/PPPQRP1P/5RK1 b - - 0 19", + "PGN": "1. e4 d5 2. exd5 c6 3. Nc3 Nf6 4. dxc6 e5 5. cxb7 Bxb7 6. d3 Bc5 7. Bg5 O-O 8. Nf3 e4 9. dxe4 Qb6 10. Qd2 Re8 11. Bxf6 Qxf6 12. Bd3 Nd7 13. O-O Rad8 14. Rfe1 Ne5 15. Nxe5 Rxe5 16. Re2 Rg5 17. Rf1 Qg6 18. g3 Rd6 19. e5 *", + "Moves": "g5g3 h2g3 g6g3", + "MovesSAN": "Rxg3+ hxg3 Qxg3#", + "Themes": "kingsideAttack mate mateIn2 middlegame pin sacrifice short" + }, + { + "FEN": "2k4r/1pp2Q2/p3p1p1/8/8/3q3P/PP3R2/4R2K b - - 0 29", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd8 4. d3 Nc6 5. Be2 Bf5 6. Nf3 e6 7. Bd2 Bc5 8. O-O Nf6 9. Be3 Bd6 10. Nh4 Bg6 11. Nb5 a6 12. Nxd6+ Qxd6 13. f4 Ne7 14. Qd2 Ned5 15. Bf2 Nxf4 16. Bg3 Nxe2+ 17. Qxe2 Qe7 18. Qe5 O-O-O 19. Rae1 Ng4 20. Qf4 Nf6 21. Nxg6 hxg6 22. Bh4 Rh5 23. Bxf6 gxf6 24. Qxf6 Qc5+ 25. Kh1 Rdh8 26. h3 Qxc2 27. Rf2 Qxd3 28. Qxf7 Rxh3+ 29. gxh3 *", + "Moves": "d3h3 f2h2 h3h2", + "MovesSAN": "Qxh3+ Rh2 Qxh2#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "5k2/5p1p/p2N2p1/1p6/3P2P1/2n2R1P/r1r5/4RK2 w - - 2 35", + "PGN": "1. e4 e5 2. f4 Nc6 3. Nf3 d5 4. exd5 Qxd5 5. fxe5 Nxe5 6. Nxe5 Qxe5+ 7. Qe2 Bd6 8. Qxe5+ Bxe5 9. c3 c5 10. Bc4 Nf6 11. O-O O-O 12. Na3 a6 13. Nc2 b5 14. Be2 Bb7 15. Ne3 Rad8 16. Nf5 Rfe8 17. Bf3 Bxf3 18. Rxf3 Bb8 19. d4 cxd4 20. cxd4 Re1+ 21. Kf2 Rd1 22. Ke2 Rh1 23. h3 Kf8 24. g4 Re8+ 25. Kf2 Rh2+ 26. Kg1 Ree2 27. Bf4 Rhg2+ 28. Kf1 Bxf4 29. Rxf4 Nd5 30. Rf3 g6 31. Ng3 Rxb2 32. Re1 Rgc2 33. Ne4 Rxa2 34. Nd6 Nc3 *", + "Moves": "f3f7 f8g8 e1e8", + "MovesSAN": "Rxf7+ Kg8 Re8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r3r1k1/ppq2ppp/5b2/8/5n2/2P4Q/PPB2PPP/4RRK1 w - - 0 30", + "PGN": "1. e4 d5 2. exd5 Nf6 3. Bb5+ Bd7 4. Bc4 c6 5. dxc6 Nxc6 6. d4 Bf5 7. c3 e5 8. d5 Ne7 9. d6 Nc6 10. Nf3 Bxd6 11. Bg5 O-O 12. O-O Be7 13. Qe2 Bg4 14. Qe3 Bxf3 15. Qxf3 Qc7 16. Bb3 e4 17. Qf4 Bd6 18. Qh4 Be7 19. Nd2 Rfe8 20. Rae1 Ne5 21. Bxf6 Bxf6 22. Qxe4 Qd7 23. Bc2 Ng6 24. Qd3 Qc7 25. Qh3 Be5 26. Ne4 Nf4 27. Qh4 Ng6 28. Qh3 Nf4 29. Nf6+ Bxf6 *", + "Moves": "h3h7 g8f8 h7h8", + "MovesSAN": "Qxh7+ Kf8 Qh8#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "6k1/5pp1/5n1p/8/8/3Rp3/5bPP/rB5K w - - 1 32", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nxc6 bxc6 6. Nc3 Nf6 7. Bc4 Be7 8. Be3 O-O 9. Qe2 a5 10. a3 Rb8 11. Na4 d5 12. exd5 cxd5 13. Bb6 Rxb6 14. Nxb6 Qxb6 15. Bb3 e4 16. O-O Ba6 17. c4 a4 18. Ba2 d4 19. Rfd1 d3 20. Qe1 Qxb2 21. Qa5 Qb7 22. Qxa4 Ra8 23. Rab1 Qa7 24. c5 Bxc5 25. Qb3 Bxf2+ 26. Kh1 e3 27. Rxd3 Bxd3 28. Qxd3 h6 29. Rd1 Qxa3 30. Bb1 Qxd3 31. Rxd3 Ra1 *", + "Moves": "d3d8 f6e8 d8e8", + "MovesSAN": "Rd8+ Ne8 Rxe8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "1r4k1/5p1p/p5pP/3R4/8/PP3q2/2P5/1K1R4 w - - 0 29", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Qe2 Nc6 4. Nc3 Bb4 5. a3 Bxc3 6. dxc3 d6 7. Be3 Bg4 8. Qd3 Bxf3 9. gxf3 O-O 10. O-O-O a6 11. h4 Nh5 12. Bh3 Qf6 13. Bg4 Nf4 14. Bxf4 Qxf4+ 15. Kb1 Ne7 16. h5 b5 17. h6 g6 18. c4 Rfb8 19. cxb5 Rxb5 20. Qc4 c6 21. Bd7 Rab8 22. b3 d5 23. exd5 Qxc4 24. Bxc6 Rxd5 25. Bxd5 Qe2 26. Rhe1 Qxf2 27. Rxe5 Nxd5 28. Rexd5 Qxf3 *", + "Moves": "d5d8 b8d8 d1d8", + "MovesSAN": "Rd8+ Rxd8 Rxd8#", + "Themes": "endgame mate mateIn2 queenRookEndgame short" + }, + { + "FEN": "2r5/1pr3k1/5p1p/5Qb1/8/8/PP5P/1K1R4 b - - 1 35", + "PGN": "1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 h6 5. e4 dxe4 6. Nxe4 Nxe4 7. Bd3 Nf6 8. Bf4 Bg4 9. Bxb8 Rxb8 10. d5 cxd5 11. cxd5 Bxf3 12. Qxf3 Qxd5 13. Qg3 Qe6+ 14. Be2 Qd6 15. Bb5+ Nd7 16. Bxd7+ Kxd7 17. Rd1 Qxd1+ 18. Kxd1 Rd8 19. Kc1 Rc8+ 20. Kb1 Ke8 21. Qg4 e6 22. Qa4+ Ke7 23. Qxa7 Rc7 24. Rd1 Kf6 25. Qd4+ e5 26. Qh4+ g5 27. Qh3 Be7 28. Qf3+ Kg7 29. Qf5 Bf6 30. g3 Rhc8 31. f4 exf4 32. gxf4 gxf4 33. Qxf4 Bg5 34. Qe5+ f6 35. Qf5 *", + "Moves": "c7c1 d1c1 c8c1", + "MovesSAN": "Rc1+ Rxc1 Rxc1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "1b4k1/pp3pp1/3P4/2P1n2q/2B1N3/5Pp1/P3Q1P1/R3R1K1 b - - 2 28", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. d4 Nf6 4. Nf3 Bg4 5. Be2 e6 6. O-O Bd6 7. h3 h5 8. Re1 c5 9. c4 Qc6 10. d5 exd5 11. cxd5 Qc7 12. Bb5+ Kf8 13. hxg4 hxg4 14. Ng5 g3 15. f3 Qb6 16. Bc4 Nbd7 17. Nc3 Ne5 18. Qe2 Re8 19. Nge4 Bb8 20. Be3 Nfd7 21. Na4 Qg6 22. Naxc5 Nxc5 23. Bxc5+ Kg8 24. d6 Rc8 25. b4 Rxc5 26. bxc5 Rh1+ 27. Kxh1 Qh5+ 28. Kg1 *", + "Moves": "h5h2 g1f1 h2h1", + "MovesSAN": "Qh2+ Kf1 Qh1#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "2r3k1/5ppp/p3p3/1pP5/1Pp2q2/P4b1P/3R2P1/3Q1K2 w - - 0 31", + "PGN": "1. d4 d5 2. Bf4 e6 3. e3 Nf6 4. Nd2 Be7 5. Ngf3 Nbd7 6. c4 a6 7. a3 O-O 8. h3 c5 9. Rc1 b5 10. cxd5 Nxd5 11. Bg3 c4 12. e4 N5b6 13. b4 Bb7 14. Qc2 Nf6 15. Be2 Rc8 16. O-O Nh5 17. Be5 Nd7 18. Bh2 Nb6 19. Be5 Bd6 20. Rfd1 Nf4 21. Bxd6 Nxe2+ 22. Kf1 Nxc1 23. Bxf8 Nb3 24. Bc5 Nxd2+ 25. Rxd2 Na4 26. Ne5 Nxc5 27. dxc5 Qg5 28. f4 Qxf4+ 29. Nf3 Bxe4 30. Qd1 Bxf3 *", + "Moves": "d2d8 c8d8 d1d8", + "MovesSAN": "Rd8+ Rxd8 Qxd8#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "3rr1k1/ppp1qpp1/2p3p1/8/8/P1P2Q2/1PP2PPP/R3R1K1 b - - 6 19", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nc3 Nc6 4. Bb5 Bb4 5. O-O O-O 6. Bxc6 dxc6 7. a3 Bxc3 8. dxc3 Nxe4 9. Nxe5 Re8 10. Bf4 Bf5 11. Qh5 Bg6 12. Nxg6 hxg6 13. Qg4 Nf6 14. Qg3 Nh5 15. Qf3 Nxf4 16. Qxf4 Qd6 17. Qf3 Rad8 18. Rfd1 Qe7 19. Re1 *", + "Moves": "e7e1 a1e1 e8e1", + "MovesSAN": "Qxe1+ Rxe1 Rxe1#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "r7/pp1b2k1/2n1ppn1/3p1qN1/2pP3Q/P1P2P2/6PP/R4RK1 w - - 0 24", + "PGN": "1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 Ne7 5. Nf3 c5 6. a3 Bxc3+ 7. bxc3 Nbc6 8. Bd3 Qa5 9. Bd2 c4 10. Be2 Qa4 11. O-O O-O 12. Ng5 f6 13. exf6 gxf6 14. Nh3 Bd7 15. Bh5 Kh8 16. Bh6 Rg8 17. Bf7 Rg6 18. Bxg6 hxg6 19. Qg4 Qxc2 20. Qh4 Qf5 21. f3 g5 22. Nxg5 Ng6 23. Bg7+ Kxg7 *", + "Moves": "h4h7 g7f8 h7f7", + "MovesSAN": "Qh7+ Kf8 Qf7#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "3R4/5Bp1/1pp2p1k/2b2P1p/8/p5PK/5r1P/8 w - - 0 33", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nxd4 5. Qxd4 Nf6 6. Bc4 b6 7. Nc3 Bc5 8. Qd3 Bb7 9. O-O O-O 10. Bg5 h6 11. Bxf6 Qxf6 12. Nd5 Bxd5 13. Bxd5 c6 14. Bb3 Qxb2 15. Qxd7 Qf6 16. Rad1 a5 17. c3 Rad8 18. Qg4 Rxd1 19. Qxd1 Rd8 20. Qg4 Rd2 21. Qc8+ Kh7 22. Qf5+ Qxf5 23. exf5 f6 24. Be6 h5 25. Bf7 Kh6 26. Bg6 Rxa2 27. g3 a4 28. Bf7 Rc2 29. Kg2 Rxc3 30. Rd1 Rc2 31. Rd8 Rxf2+ 32. Kh3 a3 *", + "Moves": "d8h8 h6g5 h8h5", + "MovesSAN": "Rh8+ Kg5 Rxh5#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "7k/ppbr4/6pB/8/4R3/2P4P/PP3PP1/6K1 b - - 0 34", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. O-O Be7 5. d3 O-O 6. c3 d6 7. Bb3 Bg4 8. Nbd2 h6 9. h3 Bh5 10. Re1 Re8 11. Nf1 Bf8 12. Ng3 Bg6 13. Nh4 Bh7 14. Nhf5 Ne7 15. Qf3 Nxf5 16. Nxf5 Bxf5 17. Qxf5 Qd7 18. Qf3 c6 19. Be3 Kh7 20. Rad1 d5 21. exd5 cxd5 22. Bc1 Rad8 23. Qg3 Bd6 24. Qf3 Bc7 25. Re2 Qc6 26. Rde1 e4 27. dxe4 dxe4 28. Bc2 g6 29. Bxe4 Nxe4 30. Qxf7+ Kh8 31. Bxh6 Qd7 32. Qxd7 Rxd7 33. Rxe4 Rxe4 34. Rxe4 *", + "Moves": "d7d1 e4e1 d1e1", + "MovesSAN": "Rd1+ Re1 Rxe1#", + "Themes": "endgame master mate mateIn2 short" + }, + { + "FEN": "2r1r1k1/pp3p2/1b3P1p/4p3/8/2P4P/qP2Q1P1/2KR3R w - - 0 22", + "PGN": "1. e4 e5 2. f4 Nc6 3. Bc4 Nf6 4. d3 Bc5 5. Nf3 d6 6. Ng5 O-O 7. h3 h6 8. Nf3 Be6 9. Nc3 Bxc4 10. dxc4 Nd4 11. Nxd4 Bxd4 12. f5 c6 13. Qe2 d5 14. cxd5 cxd5 15. Nxd5 Nxd5 16. exd5 Qxd5 17. c3 Bb6 18. Bd2 Rfe8 19. O-O-O Qxa2 20. f6 Rac8 21. Bxh6 gxh6 *", + "Moves": "e2g4 g8h8 g4g7", + "MovesSAN": "Qg4+ Kh8 Qg7#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "6k1/1pr3pp/p7/2b5/3R4/2P4r/PP6/1K3R2 w - - 2 34", + "PGN": "1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nf3 e6 5. Nc3 Ne7 6. Bg5 Nd7 7. Qd2 Qb6 8. O-O-O c5 9. h3 Nc6 10. g4 cxd4 11. gxf5 dxc3 12. Qxc3 Rc8 13. fxe6 fxe6 14. Be3 Qc7 15. Bb5 Bb4 16. Qd3 Ndxe5 17. Nxe5 Qxe5 18. Bd4 Qf4+ 19. Kb1 O-O 20. Bxc6 Rxc6 21. Rhg1 e5 22. Be3 Qc4 23. Qxd5+ Qxd5 24. Rxd5 Rfc8 25. c3 Bd6 26. Bh6 R8c7 27. f4 exf4 28. Rdg5 Bf8 29. R5g4 Rxh6 30. Rxf4 Rxh3 31. Rgf1 Bd6 32. Ra4 a6 33. Rd4 Bc5 *", + "Moves": "d4d8 c5f8 f1f8", + "MovesSAN": "Rd8+ Bf8 Rfxf8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "6k1/5pp1/5P2/R3B1bp/4p3/8/6PP/2r2BK1 b - - 0 32", + "PGN": "1. e4 c5 2. d4 cxd4 3. Nf3 d6 4. Nxd4 e5 5. Nb3 Nf6 6. Nc3 Be6 7. Be3 Be7 8. Qd2 O-O 9. f4 Qc7 10. f5 Bc4 11. Nb5 Qc6 12. Na5 Qxb5 13. Bxc4 Qxb2 14. O-O b6 15. Rfb1 Qa3 16. Nb3 Nxe4 17. Qd5 Nc3 18. Qxa8 Nxb1 19. Rxb1 Qxa2 20. Nd2 Qxc2 21. Qe4 Qxe4 22. Nxe4 Nd7 23. Ra1 a5 24. Bb5 Nf6 25. Nxf6+ Bxf6 26. Bxb6 Rb8 27. Rxa5 h5 28. Bc7 Rc8 29. Bxd6 Rc1+ 30. Bf1 e4 31. Be5 Bg5 32. f6 *", + "Moves": "g5e3 g1h1 c1f1", + "MovesSAN": "Be3+ Kh1 Rxf1#", + "Themes": "backRankMate deflection endgame mate mateIn2 short" + }, + { + "FEN": "r5k1/6pp/4R3/6P1/3NP2P/rPR5/2P5/1K6 b - - 4 41", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 Nxd4 4. Nxd4 exd4 5. Qxd4 Qh4 6. Nc3 Nf6 7. h3 b6 8. Qe5+ Be7 9. Bd3 d6 10. Bg5 dxe5 11. Bxh4 O-O 12. O-O-O c6 13. Rhf1 Be6 14. Kb1 Rfe8 15. f4 Nd7 16. Bxe7 Rxe7 17. f5 Nc5 18. fxe6 Nxe6 19. g4 a6 20. h4 b5 21. g5 Nd4 22. Ne2 Ne6 23. Rf5 Nc5 24. Ng3 Na4 25. Be2 c5 26. Rd5 Rae8 27. Bg4 c4 28. Rd6 c3 29. b3 Nc5 30. Rc6 Nb7 31. Rxa6 b4 32. Rb6 Nc5 33. Rxb4 Ra8 34. Rc4 Rea7 35. a4 Ne6 36. Rxe5 Rb8 37. Bxe6 fxe6 38. Rxc3 Rxa4 39. Rxe6 Ra3 40. Ne2 Rba8 41. Nd4 *", + "Moves": "a3a1 b1b2 a8a2", + "MovesSAN": "Ra1+ Kb2 R8a2#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r2q3k/pp3r2/2p2PpB/3p3Q/5P2/1N5P/PPP5/2K5 w - - 0 22", + "PGN": "1. e4 e5 2. d3 Nc6 3. f4 exf4 4. Bxf4 d6 5. Nf3 Nf6 6. Be2 Be7 7. Nbd2 O-O 8. d4 Bg4 9. h3 Bxf3 10. gxf3 Nxd4 11. Nb3 Nxe2 12. Qxe2 d5 13. O-O-O c6 14. Rhg1 Bc5 15. Bh6 Bxg1 16. Rxg1 g6 17. e5 Nh5 18. f4 f6 19. Qxh5 Rf7 20. Rxg6+ Kh8 21. exf6 hxg6 *", + "Moves": "h6g7 h8g8 h5h8", + "MovesSAN": "Bg7+ Kg8 Qh8#", + "Themes": "doubleCheck endgame mate mateIn2 short" + }, + { + "FEN": "8/pQ6/r3B3/q1p1k3/1p2P3/1PnP4/P1P5/K1N2R2 b - - 2 34", + "PGN": "1. e4 c5 2. Nc3 e6 3. g3 g6 4. Bg2 Bg7 5. f4 Nc6 6. d3 h5 7. Nf3 Nd4 8. Be3 Nxf3+ 9. Bxf3 d6 10. Qd2 h4 11. O-O-O Rb8 12. Kb1 b5 13. Ne2 b4 14. gxh4 Qa5 15. Ng3 Rb6 16. Ne2 Ra6 17. Nc1 Rxh4 18. Bf2 Rh8 19. h4 Ne7 20. h5 gxh5 21. Rxh5 Rxh5 22. Bxh5 Bh6 23. Rh1 e5 24. Be3 Be6 25. b3 exf4 26. Bxf4 Bxf4 27. Qxf4 Nc6 28. Qxd6 Nd4 29. Qb8+ Ke7 30. Qb7+ Kf6 31. Rf1+ Ke5 32. Bxf7 Ne2 33. Bxe6 Nc3+ 34. Ka1 *", + "Moves": "a5a2 c1a2 a6a2", + "MovesSAN": "Qxa2+ Nxa2 Rxa2#", + "Themes": "arabianMate mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "2k3nr/ppp3pp/1b6/2q1p3/2B5/2P2N1P/PPK3P1/3R3R w - - 2 17", + "PGN": "1. e4 e5 2. f4 exf4 3. Bc4 Bc5 4. d4 Bb6 5. Bxf4 Qe7 6. e5 d6 7. Nf3 Bg4 8. c3 Nc6 9. Nbd2 O-O-O 10. h3 dxe5 11. dxe5 Nxe5 12. Bxe5 Bxf3 13. Nxf3 Rxd1+ 14. Rxd1 f6 15. Kd2 fxe5 16. Kc2 Qc5 *", + "Moves": "c4e6 c8b8 d1d8", + "MovesSAN": "Be6+ Kb8 Rd8#", + "Themes": "backRankMate mate mateIn2 middlegame short" + }, + { + "FEN": "4r2k/ppqb2rp/4p1Q1/3p3R/3P2n1/P5N1/2B2PPP/R5K1 w - - 1 28", + "PGN": "1. d4 e6 2. e4 d5 3. Nd2 c5 4. c3 Nc6 5. Ne2 Nf6 6. e5 Nd7 7. Nf3 cxd4 8. cxd4 Qa5+ 9. Bd2 Bb4 10. Bxb4 Qxb4+ 11. Qd2 Qb6 12. Nc3 O-O 13. Bd3 f5 14. exf6 Nxf6 15. O-O Kh8 16. Bc2 Nb4 17. Bb1 Bd7 18. a3 Nc6 19. Qd3 g6 20. Re1 Qxb2 21. Bc2 Qb6 22. Ne2 Qc7 23. Ng3 Rae8 24. Ne5 Nxe5 25. Rxe5 Ng4 26. Rh5 Rf7 27. Qxg6 Rg7 *", + "Moves": "h5h7 g7h7 g6h7", + "MovesSAN": "Rxh7+ Rxh7 Qxh7#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "1N3rk1/pP4pp/3qp3/3p1p1b/3P2n1/Q1PBPN2/1P1n1PPP/R4RK1 b - - 2 19", + "PGN": "1. d4 Nf6 2. Nf3 e6 3. Bg5 Be7 4. c3 O-O 5. Nbd2 d5 6. e3 Ne4 7. Bd3 f5 8. Bxe7 Qxe7 9. Ne5 Nd7 10. Ndf3 c6 11. O-O Ndf6 12. a4 Bd7 13. a5 Be8 14. Qb3 Bh5 15. a6 Ng4 16. axb7 Rab8 17. Nxc6 Qd6 18. Nxb8 Nd2 19. Qa3 *", + "Moves": "d2f3 g2f3 d6h2", + "MovesSAN": "Nxf3+ gxf3 Qxh2#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "rn2k2r/ppq2ppp/2p5/2Pp1b2/3Pn3/4PNP1/PP1NB1P1/R1BQK2R b KQkq - 0 13", + "PGN": "1. d4 Nf6 2. e3 d6 3. Bd3 e5 4. c3 e4 5. Be2 d5 6. Bd2 Bd6 7. Bc1 c6 8. Nd2 Bf5 9. c4 Qc7 10. f4 exf3 11. Ngxf3 Ne4 12. c5 Bg3+ 13. hxg3 *", + "Moves": "c7g3 e1f1 g3f2", + "MovesSAN": "Qxg3+ Kf1 Qf2#", + "Themes": "mate mateIn2 opening short" + }, + { + "FEN": "8/7p/5R2/1kp1p3/8/1B6/Pr3PPP/6K1 b - - 0 34", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 e5 5. Nf3 exd4 6. Qxd4 Nc6 7. Qe4+ Be6 8. Bd2 Nf6 9. Qe3 Bc5 10. Qd3 Qb6 11. Be3 Bxe3 12. Qxe3 Qxb2 13. Rb1 Qa3 14. Ng5 Qe7 15. Nxe6 Qxe6 16. Qxe6+ fxe6 17. Rxb7 O-O-O 18. Ba6 Nd4 19. Rxa7+ Kd7 20. O-O Nxc2 21. Rd1+ Kc6 22. Bb5+ Kb6 23. Ra6+ Kb7 24. Rb1 Kc8 25. Ra8+ Kb7 26. Rxd8 Rxd8 27. Ba4+ Ka6 28. Bxc2 Rd2 29. Bb3 e5 30. Rd1 Rb2 31. Nd5 c5 32. Nxf6 gxf6 33. Rd6+ Kb5 34. Rxf6 *", + "Moves": "b2b1 b3d1 b1d1", + "MovesSAN": "Rb1+ Bd1 Rxd1#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "2r1kbr1/4pp1p/3p2p1/1P1P4/3BnP2/8/PP4PP/1KR2B1R b - - 3 20", + "PGN": "1. e4 c5 2. f4 Nc6 3. Nf3 d6 4. d4 cxd4 5. Nxd4 a6 6. c4 b6 7. Qa4 Bd7 8. Nxc6 Qc7 9. Nc3 Bxc6 10. Nd5 Qd7 11. Qb3 Bxd5 12. exd5 Rb8 13. Be3 Qb5 14. Qxb5+ axb5 15. cxb5 Nf6 16. O-O-O Rc8+ 17. Kb1 Ne4 18. Bxb6 g6 19. Bd4 Rg8 20. Rc1 *", + "Moves": "e4d2 b1a1 c8c1", + "MovesSAN": "Nd2+ Ka1 Rxc1#", + "Themes": "backRankMate deflection mate mateIn2 middlegame short" + }, + { + "FEN": "5bk1/R7/4p3/3b2P1/3P2N1/1r6/4K3/8 w - - 2 49", + "PGN": "1. d4 Nf6 2. Bg5 g6 3. Bxf6 exf6 4. e3 Bg7 5. h4 h5 6. Bc4 d5 7. Bd3 f5 8. Ne2 c5 9. c3 cxd4 10. exd4 O-O 11. Qc2 Bd7 12. Nd2 b5 13. g3 Nc6 14. O-O a5 15. Nf4 Ne7 16. Rfe1 Rc8 17. Nb3 b4 18. Nc5 Nc6 19. Nxd5 Be6 20. Nf4 Bd5 21. Bxf5 gxf5 22. Qxf5 Ne7 23. Qxh5 Ba8 24. Qg4 Ng6 25. h5 Nxf4 26. Qxf4 Qd5 27. Ne4 Qxh5 28. g4 Qg6 29. Nd6 Rc6 30. Nf5 Bf6 31. Re3 Qg5 32. Qg3 Re6 33. Rae1 Rfe8 34. Rxe6 fxe6 35. Ne3 Qh6 36. f3 Bh4 37. Qh3 Bg5 38. Qxh6 Bxh6 39. Kf2 bxc3 40. bxc3 Rc8 41. Nd1 Bd5 42. Re5 Bxa2 43. Rxa5 Bb3 44. g5 Bf8 45. Ne3 Rxc3 46. Ng4 Bd5 47. Ra7 Rxf3+ 48. Ke2 Rb3 *", + "Moves": "g4f6 g8h8 a7h7", + "MovesSAN": "Nf6+ Kh8 Rh7#", + "Themes": "arabianMate endgame mate mateIn2 short" + }, + { + "FEN": "8/1B6/p4p1k/2r5/1B6/P3P3/5PPP/6K1 b - - 0 36", + "PGN": "1. c4 e6 2. e3 g6 3. Nc3 Bg7 4. Qc2 Nc6 5. a3 Nf6 6. Nf3 b6 7. d4 Bb7 8. b4 O-O 9. Bb2 Qe7 10. Be2 d5 11. O-O Nd8 12. Rac1 c6 13. cxd5 cxd5 14. Nb5 Ne4 15. Qc7 Qxc7 16. Nxc7 Rc8 17. Nb5 Rxc1 18. Rxc1 a6 19. Nc3 Nxc3 20. Rxc3 b5 21. Rc7 h5 22. Ne5 f6 23. Nxg6 Re8 24. Bxh5 Kh7 25. Nf4 Rf8 26. Rxb7 Nxb7 27. Nxe6 Rc8 28. Nc5 Nxc5 29. bxc5 Kh6 30. Bf3 Rd8 31. Bc3 Bf8 32. Ba5 Rc8 33. Bxd5 Bxc5 34. dxc5 Rxc5 35. Bb7 b4 36. Bxb4 *", + "Moves": "c5c1 b4e1 c1e1", + "MovesSAN": "Rc1+ Be1 Rxe1#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "6r1/3k4/p4Q2/2p1P3/2qpN3/8/Pr1RRP2/5K2 b - - 8 40", + "PGN": "1. e4 Nf6 2. Nc3 d5 3. e5 Nfd7 4. d4 e6 5. Nf3 c5 6. Be3 Nc6 7. Bb5 a6 8. Bxc6 bxc6 9. O-O cxd4 10. Bxd4 c5 11. Be3 Qc7 12. Bf4 Rb8 13. b3 Bb7 14. Re1 Be7 15. Qd2 O-O 16. Bg5 Bxg5 17. Nxg5 h6 18. Nf3 Rfd8 19. Qf4 Nf8 20. Rad1 Ng6 21. Qg3 Qa5 22. Nd2 d4 23. Na4 Bc6 24. h4 Bxa4 25. bxa4 Qxa4 26. h5 Ne7 27. Ne4 Qxc2 28. Nf6+ Kh8 29. Ne4 Nf5 30. Qf4 Rb2 31. g4 g5 32. hxg6 fxg6 33. gxf5 exf5 34. Qxh6+ Kg8 35. Qxg6+ Kf8 36. Qxf5+ Ke7 37. Qf6+ Kd7 38. Rd2 Rg8+ 39. Kf1 Qc4+ 40. Ree2 *", + "Moves": "b2b1 d2d1 b1d1", + "MovesSAN": "Rb1+ Rd1 Rxd1#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "5rk1/pp4pp/3Pp2B/8/4N3/6Q1/Pq4PP/2R4K b - - 1 22", + "PGN": "1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 Nc6 5. Nf3 e5 6. Bc4 Bb4 7. Ng5 d5 8. exd5 Nd4 9. d6 Be6 10. Bxe6 Nxe6 11. Nxe6 fxe6 12. Qa4+ Qd7 13. Qxb4 Nf6 14. Qc5 O-O 15. Qxe5 Ng4 16. Qg3 Nxf2 17. O-O Ne4 18. Rxf8+ Rxf8 19. Nxe4 Qb5 20. Bh6 Qb6+ 21. Kh1 Qxb2 22. Rc1 *", + "Moves": "b2c1 h6c1 f8f1", + "MovesSAN": "Qxc1+ Bxc1 Rf1#", + "Themes": "backRankMate endgame mate mateIn2 sacrifice short" + }, + { + "FEN": "r3r1k1/pp3pp1/2p1b2p/q7/1bP1Q2B/3B4/P1P2PPP/K2R3R w - - 3 20", + "PGN": "1. e4 d6 2. d4 c6 3. Nf3 Nd7 4. Nc3 Ngf6 5. Bg5 Qc7 6. Qd2 e5 7. dxe5 dxe5 8. O-O-O h6 9. Bh4 Bb4 10. Kb1 Nxe4 11. Qe3 Nxc3+ 12. bxc3 Bc5 13. Qe2 Qb6+ 14. Ka1 O-O 15. Nxe5 Nxe5 16. Qxe5 Be6 17. Bd3 Qa5 18. c4 Rfe8 19. Qe4 Bb4 *", + "Moves": "e4h7 g8f8 h7h8", + "MovesSAN": "Qh7+ Kf8 Qh8#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "2r5/pp5k/3N1q1p/3pN1p1/3Pn3/1P5Q/P5PP/4R1K1 b - - 0 30", + "PGN": "1. e4 c6 2. d4 d5 3. e5 Bf5 4. Bd3 Bxd3 5. Qxd3 e6 6. Be3 Qb6 7. b3 Nd7 8. Nd2 c5 9. c3 cxd4 10. cxd4 Ne7 11. Ne2 Nf5 12. O-O Be7 13. Rac1 O-O 14. Ng3 Nxe3 15. Qxe3 Rfc8 16. f4 Rc6 17. f5 exf5 18. Nxf5 Bf8 19. Rxc6 Qxc6 20. Qg5 Qe6 21. Nf3 Rc8 22. N3h4 h6 23. Qf4 g5 24. Qg4 Kh7 25. Nf3 f6 26. exf6 Nxf6 27. Qh3 Ne4 28. Re1 Qf6 29. Ne5 Bd6 30. Nxd6 *", + "Moves": "f6f2 g1h1 f2e1", + "MovesSAN": "Qf2+ Kh1 Qxe1#", + "Themes": "backRankMate fork mate mateIn2 middlegame short" + }, + { + "FEN": "6k1/p5pp/2p5/1p2pN2/8/P4RKP/2q3P1/4n3 w - - 2 30", + "PGN": "1. e4 e5 2. Bc4 d6 3. d3 Be6 4. Bxe6 fxe6 5. Ne2 Nf6 6. O-O Be7 7. f4 exf4 8. Bxf4 O-O 9. Nbc3 Nh5 10. Qd2 Nxf4 11. Nxf4 Qd7 12. Rae1 c6 13. Qe3 e5 14. Nh3 Na6 15. a3 Bd8 16. Ne2 b5 17. Ng3 Bb6 18. Rxf8+ Rxf8 19. Nf5 Bxe3+ 20. Rxe3 Rxf5 21. exf5 Qxf5 22. Rf3 Qg4 23. Nf2 Qg5 24. Ne4 Qc1+ 25. Kf2 Qxb2 26. Nxd6 Qxc2+ 27. Kg3 Nc5 28. h3 Nxd3 29. Nf5 Ne1 *", + "Moves": "f5e7 g8h8 f3f8", + "MovesSAN": "Ne7+ Kh8 Rf8#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "4r1k1/5ppp/1q6/p1p5/2Pb1Q2/1P5P/P5P1/3r1R1K w - - 0 31", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. O-O Nf6 6. Re1 Be7 7. Bxc6+ bxc6 8. d4 Bg4 9. dxe5 Nd7 10. exd6 cxd6 11. h3 Bh5 12. Nbd2 Ne5 13. b3 Bf6 14. Bb2 Nxf3+ 15. Nxf3 Bxb2 16. Rb1 Bc3 17. Re3 Be5 18. Qd3 Bxf3 19. Rxf3 O-O 20. Rd1 Qb6 21. c4 Rad8 22. Qd2 c5 23. Rd3 Bd4 24. Kh1 a5 25. f4 Rfe8 26. e5 dxe5 27. fxe5 Rxe5 28. Qf4 Rde8 29. Rf3 Re1+ 30. Rf1 Rxd1 *", + "Moves": "f4f7 g8h8 f7e8", + "MovesSAN": "Qxf7+ Kh8 Qxe8#", + "Themes": "backRankMate endgame fork mate mateIn2 short" + }, + { + "FEN": "2k5/ppp5/5n2/2N2p2/3R4/P5b1/1PP1r1B1/6K1 w - - 1 28", + "PGN": "1. f4 e5 2. fxe5 Qh4+ 3. g3 Qe4 4. Nf3 Nc6 5. d3 Qd5 6. d4 d6 7. Nc3 Qa5 8. exd6 Bxd6 9. a3 Bg4 10. Bg2 O-O-O 11. Bd2 Qh5 12. O-O f5 13. e3 g5 14. Qe1 Qg6 15. e4 Re8 16. e5 h5 17. Bxg5 Bxf3 18. Rxf3 Nxd4 19. Rf2 Qxg5 20. Qd2 Qxd2 21. Rxd2 Bxe5 22. Re1 Nf6 23. Na4 h4 24. Nc5 hxg3 25. hxg3 Bxg3 26. Rxe8+ Rxe8 27. Rxd4 Re2 *", + "Moves": "g2b7 c8b8 d4d8", + "MovesSAN": "Bxb7+ Kb8 Rd8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "6k1/5prp/3p4/p2QpqPR/1p1b3K/5rB1/8/7R w - - 0 42", + "PGN": "1. c4 Nf6 2. g3 g6 3. Nf3 Bg7 4. Nc3 O-O 5. Bg2 d6 6. d4 c6 7. d5 cxd5 8. cxd5 Na6 9. O-O Nc7 10. Nd4 a6 11. h3 Nd7 12. Be3 Ne5 13. Qb3 b5 14. Nc6 Nxc6 15. dxc6 Be6 16. Nd5 Nxd5 17. Bxd5 Bxd5 18. Qxd5 Bxb2 19. Bh6 Re8 20. Rab1 Bf6 21. g4 Rc8 22. Bf4 Qb6 23. g5 Bg7 24. Rfc1 Bd4 25. e3 Bc5 26. a4 b4 27. h4 a5 28. h5 Qxc6 29. Qd3 gxh5 30. Rc4 e5 31. Bg3 Re6 32. Rh4 Rg6 33. Rxh5 Qxa4 34. Kg2 Qc6+ 35. e4 Bd4 36. Rbh1 Rg7 37. Qb3 Qxe4+ 38. f3 Rc2+ 39. Kh3 Qf5+ 40. Kh4 Rc3 41. Qd5 Rxf3 *", + "Moves": "d5a8 f5c8 a8c8", + "MovesSAN": "Qa8+ Qc8 Qxc8#", + "Themes": "master mate mateIn2 middlegame short" + }, + { + "FEN": "r2q1rk1/2p2pp1/bp2pn1p/p7/3PN3/P2Q1P2/1PB1N1PP/5RK1 w - - 2 18", + "PGN": "1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 O-O 6. Bd3 h6 7. Bh4 Nbd7 8. cxd5 Nxd5 9. Bxe7 Nxe7 10. Nge2 Nf6 11. O-O b6 12. f3 Bb7 13. Bc2 Ned5 14. a3 Nxe3 15. Qd3 Nxf1 16. Rxf1 a5 17. Ne4 Ba6 *", + "Moves": "e4f6 g7f6 d3h7", + "MovesSAN": "Nxf6+ gxf6 Qh7#", + "Themes": "clearance kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "8/p2r2p1/1p1r2Rp/1P1p1k1P/P2R1P2/4PK2/8/8 w - - 19 49", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 d5 6. Ne5 Bd6 7. O-O O-O 8. Nc3 c5 9. Bf4 cxd4 10. Qxd4 Bxe5 11. Bxe5 Nc6 12. Qf4 Nxe5 13. Qxe5 Qb8 14. Qxb8 Raxb8 15. cxd5 Nxd5 16. Nxd5 Bxd5 17. Bxd5 exd5 18. Rac1 Rfe8 19. e3 Re7 20. Rfd1 Rd8 21. Rd4 f5 22. h4 Kf7 23. Kf1 Ke6 24. Ke2 Red7 25. Rc6+ Rd6 26. Rc7 R8d7 27. Rc8 Rd8 28. Rc2 h6 29. h5 Kf6 30. f4 Ke6 31. Kf3 R8d7 32. b4 Ke7 33. a4 Ke6 34. b5 Ke7 35. Rc8 Rd8 36. Rc3 Ke6 37. Rcd3 R8d7 38. g4 fxg4+ 39. Kxg4 Rd8 40. Rc3 R8d7 41. Rc8 Rd8 42. Rc2 R8d7 43. Kf3 Ke7 44. Rg2 Kf7 45. Rg3 Kf6 46. Rg6+ Kf7 47. Rg4 Ke6 48. Rg6+ Kf5 *", + "Moves": "d4d5 d6d5 e3e4", + "MovesSAN": "Rxd5+ Rxd5 e4#", + "Themes": "endgame master mate mateIn2 rookEndgame sacrifice short" + }, + { + "FEN": "8/6pk/p3R2p/8/2Pr4/1P3Q1K/6P1/1q6 b - - 7 52", + "PGN": "1. e4 c5 2. f4 Nc6 3. Nf3 d5 4. exd5 Qxd5 5. Nc3 Qd8 6. Bb5 Bd7 7. O-O e6 8. d3 Qb6 9. Kh1 Nf6 10. Be3 Be7 11. Qe2 a6 12. Bxc6 Bxc6 13. b3 O-O 14. Ne5 Nd5 15. Nxd5 Bxd5 16. c4 Bc6 17. Rad1 Rad8 18. f5 exf5 19. Rxf5 Bf6 20. Nxc6 Qxc6 21. Rxc5 Qe6 22. Rh5 Bd4 23. Re1 Rfe8 24. Rh3 Re7 25. Qh5 h6 26. Re2 Rde8 27. Rf3 Bf6 28. Rf4 Bg5 29. Re4 Qf5 30. Rf2 Qa5 31. Rxf7 Qe1+ 32. Bg1 Rxe4 33. dxe4 Qxe4 34. Rf1 Rd8 35. h4 Bf6 36. Bc5 Rd2 37. Qf3 Qxh4+ 38. Kg1 Rxa2 39. Rd1 Qg5 40. Qd5+ Kh7 41. Qxb7 Be5 42. Qe4+ Kh8 43. Rf1 Bf6 44. Qe8+ Kh7 45. Qe4+ Qg6 46. Qf3 Rd2 47. Re1 Bd4+ 48. Bxd4 Rxd4 49. Re6 Qb1+ 50. Kh2 Rh4+ 51. Kg3 Rd4 52. Kh3 *", + "Moves": "b1h1 h3g3 h1h4", + "MovesSAN": "Qh1+ Kg3 Qh4#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "6k1/p4ppp/1p6/5q2/1P3B2/P5P1/4rb1P/R2R1K2 w - - 0 24", + "PGN": "1. c4 c5 2. Nc3 Nc6 3. Nf3 Nf6 4. g3 e6 5. Bg2 Be7 6. O-O d5 7. cxd5 exd5 8. d4 cxd4 9. Nxd4 Nxd4 10. Qxd4 Be6 11. Bf4 O-O 12. Rfd1 b6 13. Nxd5 Nxd5 14. Bxd5 Bc5 15. Qe4 Bxd5 16. Qxd5 Qf6 17. Qe5 Qg6 18. a3 Rfe8 19. Qc3 Rxe2 20. b4 Bxf2+ 21. Kf1 Rae8 22. Qf3 Qf5 23. Qxe2 Rxe2 *", + "Moves": "d1d8 e2e8 d8e8", + "MovesSAN": "Rd8+ Re8 Rxe8#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "8/2Q2bp1/5pkp/1p3N2/4P3/q1p4P/6P1/7K w - - 2 42", + "PGN": "1. d4 Nf6 2. e3 e6 3. a3 d5 4. b4 a5 5. bxa5 c5 6. c3 Qxa5 7. Bd2 c4 8. Nf3 Nc6 9. Be2 Bd6 10. O-O Qc7 11. Ng5 h6 12. Nf3 O-O 13. Kh1 e5 14. dxe5 Nxe5 15. Nd4 Bd7 16. e4 Nxe4 17. Bf4 Ng6 18. Bxd6 Qxd6 19. f3 Nf6 20. Qd2 Nf4 21. Rf2 Nxe2 22. Rxe2 Rfe8 23. Ra2 b5 24. Rb2 Rab8 25. Rxe8+ Nxe8 26. Qe3 Nc7 27. Nd2 Ne6 28. Nf5 Qc5 29. Qe5 Rd8 30. h3 f6 31. Qg3 Ng5 32. Nh4 d4 33. Ne4 Nxe4 34. fxe4 dxc3 35. Qxc3 Be8 36. Rd2 Rxd2 37. Qxd2 Qxa3 38. Qd5+ Bf7 39. Qd8+ Kh7 40. Nf5 c3 41. Qc7 Kg6 *", + "Moves": "c7g3 g6h7 g3g7", + "MovesSAN": "Qg3+ Kh7 Qxg7#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "6k1/1p3ppp/3r4/4p3/3nb1K1/P7/1P3PPP/2RR4 w - - 0 26", + "PGN": "1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 d6 5. Nf3 Nf6 6. Bc4 e5 7. Qb3 Qc7 8. Bg5 Be7 9. Bxf6 Bxf6 10. Nd5 Qa5+ 11. Nd2 O-O 12. Qb5 Qxb5 13. Bxb5 Bg5 14. Nc7 a6 15. Nxa8 axb5 16. Nc7 Bxd2+ 17. Kxd2 Nc6 18. Nxb5 Bd7 19. Nxd6 Rd8 20. Ke3 Nb4 21. Kf3 Bc6 22. a3 Nc2 23. Rac1 Nd4+ 24. Kg4 Rxd6 25. Rhd1 Bxe4 *", + "Moves": "c1c8 d6d8 c8d8", + "MovesSAN": "Rc8+ Rd8 Rxd8#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "1k6/1pp5/p7/3r3p/1P6/P3B1Q1/5p1K/5q2 w - - 0 39", + "PGN": "1. e4 e6 2. Nf3 a6 3. d4 d6 4. c4 h6 5. Nc3 Nd7 6. Be2 Ne7 7. O-O g5 8. h3 Ng6 9. c5 dxc5 10. dxc5 Bxc5 11. a3 Qe7 12. b4 Bd6 13. Bb2 e5 14. Nd5 Qd8 15. Nh2 Nf6 16. Nxf6+ Qxf6 17. Ng4 Qe7 18. Bc4 h5 19. Ne3 g4 20. Nf5 Bxf5 21. exf5 Nf4 22. Kh2 O-O-O 23. Qb3 Qh4 24. Rae1 gxh3 25. g3 Qg5 26. Bc1 Rhg8 27. Rg1 Qxf5 28. gxf4 exf4 29. Bxf7 f3+ 30. Kh1 Rxg1+ 31. Rxg1 Kb8 32. Qe6 Qc2 33. Qxh3 Qxf2 34. Rf1 Qe2 35. Bd5 f2 36. Be3 Bg3 37. Qxg3 Qxf1+ 38. Kh2 Rxd5 *", + "Moves": "g3g8 d5d8 g8d8", + "MovesSAN": "Qg8+ Rd8 Qxd8#", + "Themes": "endgame fork mate mateIn2 short" + }, + { + "FEN": "2r3k1/5ppp/p7/8/1P6/8/1P2RPPP/6K1 b - - 0 27", + "PGN": "1. e4 e6 2. Nf3 d5 3. Nc3 c5 4. Bb5+ Bd7 5. exd5 Bxb5 6. Nxb5 exd5 7. d4 a6 8. Nc3 Nf6 9. Bg5 Be7 10. dxc5 O-O 11. O-O Nc6 12. Qd3 Bxc5 13. Rfe1 Rc8 14. Rad1 Nb4 15. Qf5 Qb6 16. Re2 Ne4 17. Nxe4 dxe4 18. Qxe4 Nxa2 19. c3 Qb3 20. Rde1 b5 21. Nd4 Bxd4 22. Qxd4 b4 23. Be7 Rfe8 24. Bxb4 Rxe2 25. Rxe2 Nxb4 26. Qxb4 Qxb4 27. cxb4 *", + "Moves": "c8c1 e2e1 c1e1", + "MovesSAN": "Rc1+ Re1 Rxe1#", + "Themes": "backRankMate endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "6k1/4Rp1p/1b6/5PPK/8/1r6/p7/8 w - - 0 38", + "PGN": "1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. e3 e6 5. Nge2 Bb4 6. g3 O-O 7. cxd5 exd5 8. Bg2 Bg4 9. O-O Nbd7 10. f3 Bh5 11. Qb3 Qe7 12. a3 Bd6 13. Qxb7 c5 14. dxc5 Nxc5 15. Qxe7 Bxe7 16. g4 Bg6 17. h3 Rfd8 18. f4 Be4 19. Bxe4 Nfxe4 20. Rd1 Nb3 21. Rb1 Nxc1 22. Rbxc1 Bc5 23. Nxd5 Rxd5 24. Kg2 Rxd1 25. Rxd1 Bxe3 26. Re1 Bb6 27. Nc3 Nxc3 28. bxc3 g6 29. Re7 Rc8 30. Kg3 Rxc3+ 31. Kh4 Rxa3 32. g5 Rb3 33. Kg4 a5 34. h4 a4 35. h5 gxh5+ 36. Kxh5 a3 37. f5 a2 *", + "Moves": "e7e8 g8g7 f5f6", + "MovesSAN": "Re8+ Kg7 f6#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r7/ppqn2pk/2p2rNp/b1P5/1PBP4/P2Q4/5p1P/R6K w - - 8 30", + "PGN": "1. e4 e6 2. Bc4 d5 3. exd5 exd5 4. Bd3 Nf6 5. Nf3 Bd6 6. Nc3 Qe7+ 7. Be2 O-O 8. O-O c6 9. d3 Qc7 10. Be3 Ng4 11. g3 Nxe3 12. fxe3 Re8 13. e4 dxe4 14. Nxe4 Bb4 15. c3 Ba5 16. Nfg5 Rf8 17. c4 h6 18. Nf3 Bh3 19. a3 Bxf1 20. Bxf1 f5 21. Nf2 Bb6 22. d4 f4 23. c5 Ba5 24. b4 fxg3 25. Ne5 gxf2+ 26. Kh1 Nd7 27. Bc4+ Kh8 28. Ng6+ Kh7 29. Qd3 Rf6 *", + "Moves": "g6f8 h7h8 d3h7", + "MovesSAN": "Nf8+ Kh8 Qh7#", + "Themes": "doubleCheck mate mateIn2 middlegame short" + }, + { + "FEN": "6k1/1b3ppp/r3p3/p1p5/1pP5/2b1BPQN/P1P2KPP/7q w - - 0 26", + "PGN": "1. e4 b6 2. Qf3 Bb7 3. Bc4 e6 4. Nh3 Nc6 5. Nc3 Ne5 6. Qe2 Nxc4 7. Qxc4 Nf6 8. Nb5 c6 9. Nc3 b5 10. Qe2 b4 11. Na4 a5 12. d3 Be7 13. Be3 O-O 14. Nb6 Ra6 15. Nc4 d5 16. e5 dxc4 17. exf6 Bxf6 18. dxc4 Bxb2 19. Rd1 Bc3+ 20. Kf1 Qe7 21. Qf3 c5 22. Qg3 Rd8 23. Rxd8+ Qxd8 24. f3 Qd1+ 25. Kf2 Qxh1 *", + "Moves": "g3b8 b7c8 b8c8", + "MovesSAN": "Qb8+ Bc8 Qxc8#", + "Themes": "backRankMate fork mate mateIn2 middlegame short" + }, + { + "FEN": "3r1r2/k1n3pp/p1p1pp2/6PP/1B1P4/n7/5PB1/1R4K1 w - - 0 30", + "PGN": "1. e4 d5 2. Nf3 dxe4 3. Ng5 Bf5 4. Qe2 c6 5. g4 Bg6 6. Nxe4 e6 7. Nbc3 Nd7 8. h4 Qc7 9. h5 Bxe4 10. Qxe4 Ngf6 11. Qf3 Bd6 12. d4 O-O-O 13. g5 Nd5 14. Ne4 Rhf8 15. Nxd6+ Qxd6 16. c4 Qb4+ 17. Bd2 Qxb2 18. Rc1 Nb4 19. Qb3 Qxb3 20. axb3 Na6 21. b4 f6 22. b5 Nc7 23. bxc6 bxc6 24. Ra1 a6 25. Ra3 Kb7 26. Bg2 Nb6 27. O-O Nxc4 28. Rb1+ Ka7 29. Bb4 Nxa3 *", + "Moves": "b4c5 a7a8 g2c6", + "MovesSAN": "Bc5+ Ka8 Bxc6#", + "Themes": "fork mate mateIn2 middlegame short" + }, + { + "FEN": "7k/r5pp/1p4n1/8/4R3/2P4P/5PP1/6K1 w - - 0 41", + "PGN": "1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Nc3 Bf5 5. Bf4 Nc6 6. Nf3 e6 7. a3 Bd6 8. Bxd6 Qxd6 9. Nb5 Qd8 10. Nc3 Nge7 11. Be2 O-O 12. O-O Qb6 13. Na4 Qc7 14. Nc5 b6 15. Nb3 Ng6 16. c3 Rad8 17. h3 Nf4 18. Bb5 f6 19. Bxc6 Qxc6 20. Qd2 Ng6 21. Rfe1 Be4 22. Qe3 Qb5 23. Nfd2 Rde8 24. a4 Qc6 25. Rac1 e5 26. dxe5 fxe5 27. Nxe4 dxe4 28. Qxe4 Qe6 29. Nd4 Qa2 30. Nc6 Qxb2 31. Rc2 Qb3 32. Nxa7 Rf4 33. Qd3 e4 34. Qd2 Qxa4 35. Qd5+ Kh8 36. Ra2 Qxa2 37. Qxa2 Ra8 38. Qa6 Rf7 39. Rxe4 Rfxa7 40. Qxa7 Rxa7 *", + "Moves": "e4e8 g6f8 e8f8", + "MovesSAN": "Re8+ Nf8 Rxf8#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "r2qr2k/p2N2b1/npb1Q2p/1N1nB1p1/8/8/PPP2PPP/R3K2R w KQ - 3 18", + "PGN": "1. e4 g6 2. Nf3 Bg7 3. Bc4 b6 4. Nc3 Bb7 5. d4 e6 6. Bg5 Ne7 7. d5 O-O 8. d6 cxd6 9. Qxd6 Re8 10. Nb5 Na6 11. Ne5 h6 12. Bh4 g5 13. Bg3 Bxe4 14. Nxd7 Bc6 15. Bxe6 fxe6 16. Qxe6+ Kh8 17. Be5 Nd5 *", + "Moves": "e6h6 h8g8 h6g7", + "MovesSAN": "Qxh6+ Kg8 Qxg7#", + "Themes": "kingsideAttack mate mateIn2 middlegame pin short" + }, + { + "FEN": "3r3k/5pp1/7p/8/1P6/P1B1P3/5PPP/3R2K1 b - - 0 35", + "PGN": "1. Nf3 Nf6 2. d4 d5 3. c4 e6 4. Nc3 c5 5. cxd5 exd5 6. e3 Bg4 7. Bd2 Nbd7 8. Be2 Be7 9. O-O O-O 10. Re1 cxd4 11. Nxd4 a6 12. Bxg4 b5 13. Bxd7 Qxd7 14. a3 Rac8 15. Rc1 Ne8 16. Qb3 Rc5 17. Qa2 Nd6 18. b4 Rcc8 19. Nxd5 Nc4 20. Nxe7+ Qxe7 21. Red1 Rfd8 22. Be1 Rd7 23. Nf3 Rcd8 24. Rxd7 Rxd7 25. Nd2 Qe6 26. Nxc4 bxc4 27. Qxc4 Qe7 28. Qc8+ Rd8 29. Qxa6 h6 30. Qa4 Qf6 31. Rd1 Rc8 32. Qb3 Kh8 33. Bd2 Rd8 34. Qc3 Qxc3 35. Bxc3 *", + "Moves": "d8d1 c3e1 d1e1", + "MovesSAN": "Rxd1+ Be1 Rxe1#", + "Themes": "backRankMate endgame hangingPiece mate mateIn2 short" + }, + { + "FEN": "5rk1/p4rb1/2p1Q2R/2q5/P5R1/1P6/2P4P/7K w - - 0 35", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. Bxc6 bxc6 5. d3 Bg7 6. Nbd2 Ba6 7. O-O e5 8. Rb1 d6 9. b3 Nf6 10. a4 O-O 11. Nc4 Ne8 12. Bd2 Nc7 13. Ba5 Qd7 14. Bxc7 Qxc7 15. Ng5 h6 16. Nh3 g5 17. f3 f5 18. exf5 Rxf5 19. Nf2 Raf8 20. Ne4 d5 21. Nxc5 dxc4 22. Nxa6 Qa5 23. dxc4 Qxa6 24. Qd3 Rf4 25. Rbd1 Kh8 26. Qe3 Qb6 27. c5 Qb4 28. Rd6 e4 29. Kh1 exf3 30. gxf3 g4 31. Rg1 Rxf3 32. Rxh6+ Kg8 33. Qe6+ R3f7 34. Rxg4 Qxc5 *", + "Moves": "g4g7 g8g7 e6g6", + "MovesSAN": "Rxg7+ Kxg7 Qg6#", + "Themes": "attraction master mate mateIn2 middlegame pin sacrifice short" + }, + { + "FEN": "5Q2/pp6/1kpn4/4b3/PP6/3q4/6K1/8 w - - 3 53", + "PGN": "1. d4 d5 2. c4 e6 3. cxd5 exd5 4. Nc3 c6 5. f3 h6 6. e4 Nf6 7. Bd3 dxe4 8. Nxe4 Nxe4 9. fxe4 Be7 10. Nf3 O-O 11. O-O Bg4 12. b3 Bxf3 13. Qxf3 Qxd4+ 14. Kh1 Qxa1 15. Bxh6 Qf6 16. Bf4 g5 17. Qh5 Qg6 18. Qh3 gxf4 19. Rxf4 Bg5 20. Rg4 f6 21. e5 f5 22. Rg3 Rf7 23. Rf3 Nd7 24. Bxf5 Rxf5 25. Rxf5 Rf8 26. g4 Rxf5 27. gxf5 Qh6 28. Qg3 Kf8 29. e6 Nf6 30. Qd6+ Kg8 31. e7 Bf4 32. Qd8+ Kh7 33. Kg2 Qg5+ 34. Kf1 Qxf5 35. Ke2 Qe4+ 36. Kd1 Bxh2 37. e8=Q Nxe8 38. Qd7+ Kg8 39. Qh3 Bf4 40. Qg4+ Kf7 41. Qd7+ Kg6 42. Qg4+ Kf6 43. Qh4+ Ke5 44. Qh8+ Kd5 45. Qg8+ Kc5 46. Qf8+ Kb6 47. a3 Qd3+ 48. Ke1 Qe3+ 49. Kf1 Bg3 50. a4 Nd6 51. b4 Qd3+ 52. Kg2 Be5 *", + "Moves": "f8d8 b6a6 d8a5", + "MovesSAN": "Qd8+ Ka6 Qa5#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "1r6/p6k/3p2p1/1b1Bq1P1/3p4/P5P1/3Q4/6K1 w - - 1 34", + "PGN": "1. g3 g6 2. Bg2 Bg7 3. c4 Nc6 4. Qb3 Nd4 5. Qd1 c6 6. e3 Nf5 7. Qb3 Nf6 8. Nc3 d6 9. Nge2 Qc7 10. O-O O-O 11. d3 e6 12. a3 Bd7 13. Qc2 h5 14. b4 h4 15. Nf4 hxg3 16. fxg3 e5 17. Nh3 Ng4 18. Ng5 Nfxe3 19. Bxe3 Nxe3 20. Qd2 Nxf1 21. Rxf1 Bh6 22. h4 f6 23. Nd5 Qd8 24. Nxf6+ Rxf6 25. Rxf6 Qxf6 26. d4 exd4 27. b5 cxb5 28. cxb5 Bxb5 29. Bxb7 Rb8 30. Bd5+ Kg7 31. Ne6+ Kh7 32. Ng5+ Bxg5 33. hxg5 Qe5 *", + "Moves": "d2h2 h7g7 h2h6", + "MovesSAN": "Qh2+ Kg7 Qh6#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "6k1/1b3rp1/pb2qP1Q/1p6/6R1/2P1p2P/PP2K1P1/8 w - - 0 36", + "PGN": "1. e4 c5 2. f4 d6 3. Nf3 Nf6 4. Be2 Nxe4 5. O-O Nf6 6. c3 e6 7. d4 cxd4 8. Nxd4 Be7 9. Kh1 O-O 10. Nd2 a6 11. N2f3 b5 12. Qc2 Bb7 13. Bd2 Nbd7 14. Rae1 Rc8 15. h3 Nc5 16. Kh2 Nce4 17. Bd3 Nxd2 18. Qxd2 Qc7 19. Rxe6 fxe6 20. Nxe6 Qc6 21. Nxf8 Rxf8 22. Ng5 h6 23. Ne6 Re8 24. f5 d5 25. Rf3 Bd6+ 26. Kg1 Ne4 27. Qe1 Bc5+ 28. Kf1 Bb6 29. Rf4 Qd6 30. Rg4 Re7 31. Qh4 Rf7 32. Ke2 Qe5 33. Bxe4 dxe4 34. Qxh6 e3 35. f6 Qxe6 *", + "Moves": "g4g7 f7g7 h6g7", + "MovesSAN": "Rxg7+ Rxg7 Qxg7#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "2rqr1k1/pR3pbp/6p1/2p5/P1Q5/B3p2P/P2N1PP1/6K1 w - - 0 25", + "PGN": "1. b3 Nf6 2. Bb2 g6 3. c4 Bg7 4. e3 d5 5. d4 O-O 6. cxd5 Nxd5 7. Bc4 e6 8. Nc3 c6 9. Nf3 Qa5 10. Qc2 Nd7 11. O-O N7b6 12. Bxd5 exd5 13. Na4 Nxa4 14. bxa4 Qb6 15. Rab1 Qd8 16. Ba3 Re8 17. h3 Bf5 18. Qb2 Bxb1 19. Rxb1 b6 20. Qc2 Rc8 21. Nd2 c5 22. dxc5 bxc5 23. Rb7 d4 24. Qc4 dxe3 *", + "Moves": "c4f7 g8h8 f7g7", + "MovesSAN": "Qxf7+ Kh8 Qxg7#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "2kr3r/ppp3pp/4p3/4Q3/8/P7/1PP2PPP/R1B3K1 b - - 0 16", + "PGN": "1. e4 e5 2. Nc3 Nf6 3. Bc4 Nc6 4. a3 d6 5. Nf3 Be6 6. Bxe6 fxe6 7. O-O d5 8. Re1 Nxe4 9. Nxe4 dxe4 10. Rxe4 Bd6 11. d4 Qf6 12. dxe5 Nxe5 13. Nxe5 Bxe5 14. Qe2 O-O-O 15. Rxe5 Qxe5 16. Qxe5 *", + "Moves": "d8d1 e5e1 d1e1", + "MovesSAN": "Rd1+ Qe1 Rxe1#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "2br1k2/1p2R1Rp/1p6/4p3/r6P/2P2N2/1P4P1/1K6 b - - 4 31", + "PGN": "1. e4 e6 2. Nf3 Bc5 3. d4 Bb6 4. Nc3 d5 5. e5 c5 6. Be3 Nc6 7. dxc5 d4 8. cxb6 dxe3 9. Qxd8+ Kxd8 10. O-O-O+ Ke7 11. fxe3 axb6 12. Kb1 Nh6 13. h3 Nf5 14. e4 Ng3 15. Rh2 Ra5 16. h4 Nxe5 17. Bb5 Ng4 18. Rh3 Nxe4 19. Nxe4 Rxb5 20. Nd4 Rd5 21. Nc3 Rd6 22. Rg3 Nf2 23. Rd2 Rhd8 24. Ncb5 Rd5 25. Rxf2 Rxb5 26. a4 Rb4 27. c3 Rxa4 28. Rxg7 e5 29. Rfxf7+ Ke8 30. Re7+ Kf8 31. Nf3 *", + "Moves": "c8f5 b1c1 a4a1", + "MovesSAN": "Bf5+ Kc1 Ra1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "6k1/p4pp1/7p/8/3N2n1/6B1/Pr4rP/R5RK b - - 3 26", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 d6 5. Bb5 Bd7 6. Bxc6 bxc6 7. Nc3 Rb8 8. O-O e5 9. Nb3 h6 10. Be3 Qc7 11. f4 Nf6 12. Qf3 exf4 13. Bxf4 Be7 14. e5 dxe5 15. Bg3 O-O 16. Ne4 Rfe8 17. Nd4 Bc5 18. Nxc5 Bg4 19. Qxc6 Qxc6 20. Nxc6 Rxb2 21. Nxe5 Rxc2 22. Nxg4 Nxg4 23. Nb3 Ree2 24. Nd4 Rxg2+ 25. Kh1 Rb2 26. Rg1 *", + "Moves": "g2h2 g3h2 b2h2", + "MovesSAN": "Rxh2+ Bxh2 Rxh2#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "rbb2rk1/1pq2ppp/pNn1p3/2Ppn3/1P6/P3PN2/1B2BPPP/R2Q1RK1 b - - 10 14", + "PGN": "1. d4 Nf6 2. e3 e6 3. Nf3 d5 4. Be2 c5 5. dxc5 Bxc5 6. a3 Nc6 7. b4 Bd6 8. c4 a6 9. c5 Bb8 10. Bb2 O-O 11. O-O Nd7 12. Nc3 Nde5 13. Na4 Qc7 14. Nb6 *", + "Moves": "e5f3 g2f3 c7h2", + "MovesSAN": "Nxf3+ gxf3 Qxh2#", + "Themes": "discoveredAttack kingsideAttack mate mateIn2 opening short" + }, + { + "FEN": "2r3k1/p2R1ppp/2p1p1b1/2n5/5P2/2P3P1/PP5P/K2R4 w - - 5 30", + "PGN": "1. e4 e6 2. d4 d5 3. Bd3 dxe4 4. Bxe4 Nf6 5. Bf3 c5 6. Ne2 Nc6 7. Be3 cxd4 8. Bxc6+ bxc6 9. Qxd4 Qxd4 10. Nxd4 Ba6 11. Nd2 Nd5 12. Nf1 Rc8 13. O-O-O Be7 14. Bd2 Bc5 15. c3 O-O 16. Ne3 Nf4 17. Nb3 Ne2+ 18. Kb1 Bd3+ 19. Ka1 Bb6 20. Rhe1 Nf4 21. Nc1 Bg6 22. g3 Nh3 23. Rf1 Rfd8 24. f4 Rxd2 25. Rxd2 Bxe3 26. Rd7 Bxc1 27. Rxc1 Nf2 28. Rf1 Nd3 29. Rd1 Nc5 *", + "Moves": "d7d8 c8d8 d1d8", + "MovesSAN": "Rd8+ Rxd8 Rxd8#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "r4rk1/p2n1ppp/2b2q2/3p1N2/3P2n1/2P1p1P1/PPQ2PK1/RN5R w - - 2 22", + "PGN": "1. e4 e5 2. Bc4 Nf6 3. c3 Nxe4 4. d3 Nf6 5. Qb3 d5 6. Bb5+ c6 7. Nf3 cxb5 8. Qxb5+ Bd7 9. Qxb7 Bc6 10. Qb3 Bd6 11. O-O O-O 12. Bg5 Nbd7 13. Qc2 Qc7 14. d4 e4 15. Nh4 Bxh2+ 16. Kh1 Bf4 17. Bxf4 Qxf4 18. g3 Qh6 19. Kg2 Ng4 20. Rh1 e3 21. Nf5 Qf6 *", + "Moves": "f5e7 f6e7 c2h7", + "MovesSAN": "Ne7+ Qxe7 Qxh7#", + "Themes": "discoveredAttack kingsideAttack master mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "4rr1k/1pp5/7p/6pR/6P1/1B2Q1KP/Pq6/8 w - - 5 40", + "PGN": "1. d4 d5 2. Nf3 e6 3. Bf4 Bd6 4. Bg3 Ne7 5. e3 Nf5 6. Bxd6 Qxd6 7. c4 dxc4 8. Bxc4 Qb4+ 9. Nfd2 Qxb2 10. Qa4+ Bd7 11. Qb3 Qxa1 12. O-O Nxd4 13. exd4 Qxd4 14. Re1 O-O 15. Re4 Qf6 16. Qg3 Bc6 17. Rh4 Na6 18. Bd3 g6 19. Ne4 Bxe4 20. Bxe4 Rad8 21. Bf3 Qb2 22. Nd2 Qxd2 23. h3 Qd6 24. Qg5 f6 25. Qh6 Qe7 26. Be4 Qg7 27. Qf4 e5 28. Qg3 Nc5 29. Bc2 f5 30. Qc3 e4 31. Qxc5 g5 32. Bb3+ Kh8 33. Rh5 h6 34. g4 f4 35. Qxa7 e3 36. fxe3 fxe3 37. Qxe3 Qa1+ 38. Kh2 Qb2+ 39. Kg3 Rde8 *", + "Moves": "h5h6 h8g7 e3g5", + "MovesSAN": "Rxh6+ Kg7 Qxg5#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "6k1/7p/3qpp1B/2p5/8/2K2Q2/PPP1R2P/6r1 b - - 5 32", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Be7 4. d4 exd4 5. Nxd4 d6 6. Nc3 Nf6 7. Bg5 O-O 8. Qd2 Ne5 9. Be2 a6 10. f4 Ng6 11. O-O-O c5 12. Nf5 Re8 13. Nxe7+ Qxe7 14. Nd5 Qd8 15. Nxf6+ gxf6 16. Bh6 Rxe4 17. Bf3 Rd4 18. Qc3 Rxd1+ 19. Rxd1 Be6 20. g4 Nh4 21. Bxb7 Rb8 22. Bxa6 Ra8 23. Bc4 Qe7 24. Re1 Ng2 25. Re2 Nxf4 26. Bxf4 Ra4 27. Bh6 d5 28. Bxd5 Rxg4 29. Bxe6 fxe6 30. Qf3 Rg1+ 31. Kd2 Qd6+ 32. Kc3 *", + "Moves": "d6d4 c3b3 d4b4", + "MovesSAN": "Qd4+ Kb3 Qb4#", + "Themes": "endgame master mate mateIn2 short" + }, + { + "FEN": "r5k1/pp2r1pp/8/3pPQ2/3n4/1P2q3/P2N1R1P/5R1K w - - 0 25", + "PGN": "1. f4 e6 2. Nf3 d5 3. e3 f5 4. b3 Nf6 5. Bb2 Bd6 6. d4 c5 7. Bd3 Nc6 8. O-O cxd4 9. exd4 O-O 10. Ne5 Bxe5 11. fxe5 Ne4 12. Nd2 Bd7 13. Qe2 Qb6 14. c3 Ne7 15. Ba3 Rf7 16. g4 Nxc3 17. Qf2 Bb5 18. Bxb5 Qxb5 19. Bxe7 Rxe7 20. gxf5 exf5 21. Qxf5 Qe2 22. Rf2 Qe3 23. Rf1 Ne2+ 24. Kh1 Nxd4 *", + "Moves": "f5f8 a8f8 f2f8", + "MovesSAN": "Qf8+ Rxf8 Rxf8#", + "Themes": "mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "7k/1p3rpp/p7/6Q1/5n2/2P4P/PP2pqP1/R6K w - - 0 33", + "PGN": "1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nc6 5. c3 Nf6 6. h3 e5 7. dxe5 Nxe5 8. Bb5+ Nc6 9. Qe2+ Be6 10. Nf3 Bc5 11. O-O O-O 12. Ng5 Bf5 13. Qf3 Be4 14. Nxe4 dxe4 15. Qg3 a6 16. Bc4 Nh5 17. Qg4 Ne5 18. Bxf7+ Rxf7 19. Qxh5 Nd3 20. Be3 Bxe3 21. fxe3 Rxf1+ 22. Kxf1 Qf6+ 23. Kg1 Qf2+ 24. Kh2 Qxe3 25. Qd5+ Kh8 26. Na3 Qf4+ 27. Kg1 Rf8 28. Nc4 Qf2+ 29. Kh1 Nf4 30. Qg5 e3 31. Nd6 e2 32. Nf7+ Rxf7 *", + "Moves": "g5d8 f7f8 d8f8", + "MovesSAN": "Qd8+ Rf8 Qxf8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "5k2/5p2/4r3/3R4/1p1Pr3/pP6/P1P5/1K4R1 b - - 0 34", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 h6 4. Nc3 Nf6 5. b3 Bc5 6. Bb2 O-O 7. Qe2 d6 8. O-O-O Nd4 9. Nxd4 Bxd4 10. Nd5 c6 11. Nxf6+ Qxf6 12. g3 Bxb2+ 13. Kxb2 b5 14. Bd3 a5 15. Kb1 a4 16. f4 exf4 17. gxf4 a3 18. e5 dxe5 19. Qxe5 Qxe5 20. fxe5 Be6 21. Rhg1 Rfe8 22. Be4 Bd5 23. Bxd5 cxd5 24. d4 b4 25. Rd3 Rac8 26. Rdg3 g6 27. h4 h5 28. Rg5 Rc3 29. Rxh5 Re3 30. Rhg5 Kf8 31. h5 gxh5 32. Rxh5 Re4 33. e6 R8xe6 34. Rxd5 *", + "Moves": "e4e1 g1e1 e6e1", + "MovesSAN": "Re1+ Rxe1 Rxe1#", + "Themes": "endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "5k2/R4p1p/4pKp1/1p4P1/3r3P/5P2/8/8 w - - 0 38", + "PGN": "1. d4 g6 2. Nf3 Bg7 3. e3 Nf6 4. c3 d5 5. Ne5 O-O 6. Bd3 Nbd7 7. Nxd7 Bxd7 8. O-O a6 9. f3 Bb5 10. Bxb5 axb5 11. Nd2 b6 12. e4 c5 13. e5 Nd7 14. a3 c4 15. b3 e6 16. a4 bxa4 17. bxc4 Qc7 18. Rxa4 Rxa4 19. Qxa4 dxc4 20. Qxc4 Qxc4 21. Nxc4 b5 22. Nd6 Nb6 23. Ba3 Ra8 24. Bb4 Nd5 25. h4 Nxb4 26. cxb4 Bf8 27. Rb1 Bxd6 28. exd6 Rd8 29. Kf2 Rxd6 30. Ke3 Kg7 31. g4 Kf6 32. Ke4 Rc6 33. g5+ Ke7 34. Ra1 Rc4 35. Ke5 Rxb4 36. Ra7+ Kf8 37. Kf6 Rxd4 *", + "Moves": "a7a8 d4d8 a8d8", + "MovesSAN": "Ra8+ Rd8 Rxd8#", + "Themes": "endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "7r/N4kp1/P4p2/8/R1N3p1/2P1PPP1/7r/1R4K1 b - - 2 36", + "PGN": "1. d4 e5 2. dxe5 Bc5 3. Nf3 f6 4. Bf4 d6 5. exd6 cxd6 6. e3 Be6 7. Bb5+ Bd7 8. Bc4 Qe7 9. O-O Nc6 10. a4 Nh6 11. a5 Bb4 12. a6 b6 13. c3 Ba5 14. b4 b5 15. Bxb5 Bb6 16. Qxd6 Qxd6 17. Bxd6 Nf5 18. Bc5 Bxc5 19. bxc5 Rb8 20. Ba4 O-O 21. Rd1 Rf7 22. Nd4 Rb2 23. Nxc6 Nh6 24. Nd4 Bxa4 25. Rxa4 Rf8 26. Nd2 Ng4 27. h3 h5 28. hxg4 hxg4 29. Nc4 Rbb8 30. Nc6 Rbc8 31. Nxa7 Rxc5 32. Rb1 Rh5 33. g3 Kf7 34. Kg2 Rfh8 35. f3 Rh2+ 36. Kg1 *", + "Moves": "h2h1 g1g2 h8h2", + "MovesSAN": "Rh1+ Kg2 R8h2#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "6k1/pp2rp1p/2pR2pP/3p2r1/8/2P5/PPK2R2/8 w - - 0 31", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nxe5 Nc6 4. Nf3 Bc5 5. h3 Nxe4 6. Qe2 Qe7 7. d3 Nxf2 8. Qxe7+ Nxe7 9. Rh2 Nf5 10. d4 Nxd4 11. Nxd4 Bxd4 12. c3 Bb6 13. Bf4 Ne4 14. Nd2 Nxd2 15. Bxd2 O-O 16. O-O-O d5 17. g4 c6 18. Bd3 Re8 19. g5 Be3 20. h4 Bxd2+ 21. Rdxd2 Bg4 22. h5 Re1+ 23. Kc2 Rae8 24. h6 g6 25. Rhg2 Bf3 26. Rgf2 Be4 27. Bxe4 R8xe4 28. Rf6 Rg1 29. Rdf2 Re7 30. Rd6 Rxg5 *", + "Moves": "d6d8 e7e8 d8e8", + "MovesSAN": "Rd8+ Re8 Rxe8#", + "Themes": "endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "r3rk2/ppp1qbb1/6Q1/4p1N1/2P5/4P1P1/PP3PP1/2K4R w - - 5 21", + "PGN": "1. d4 Nf6 2. Bf4 d6 3. e3 g6 4. Nf3 Bg7 5. Bd3 O-O 6. c4 Nbd7 7. Nc3 Re8 8. Qc2 e5 9. dxe5 dxe5 10. Bg3 Nh5 11. O-O-O Nxg3 12. hxg3 Qe7 13. Nh4 Nc5 14. Nxg6 fxg6 15. Rxh7 Nxd3+ 16. Qxd3 Kxh7 17. Rh1+ Kg8 18. Qxg6 Be6 19. Ne4 Kf8 20. Ng5 Bf7 *", + "Moves": "h1h8 f7g8 g5h7", + "MovesSAN": "Rh8+ Bg8 Nh7#", + "Themes": "mate mateIn2 middlegame pin short" + }, + { + "FEN": "3r1rk1/3p1pp1/bp6/p2PnNR1/8/P7/2P2PPP/3R3K w - - 0 34", + "PGN": "1. d4 e5 2. dxe5 Qe7 3. Nf3 Nc6 4. Bg5 Qb4+ 5. Nc3 Qxb2 6. Bd2 Nb4 7. Nd4 c5 8. Rb1 Qa3 9. Rb3 Qa5 10. Nf3 Ne7 11. a3 Nbc6 12. e4 Ng6 13. Nd5 Qd8 14. Be2 Be7 15. O-O O-O 16. Nxe7+ Qxe7 17. Bg5 Qe8 18. Qd5 h6 19. Bh4 Nf4 20. Qxc5 Nxe2+ 21. Kh1 Nf4 22. Bg3 Ne6 23. Qc4 b6 24. Nh4 a5 25. Rd1 Nc5 26. Rf3 Ba6 27. Qd5 Ne6 28. Nf5 Rd8 29. Bh4 Ng5 30. Rg3 Qe6 31. Bxg5 Qxd5 32. exd5 hxg5 33. Rxg5 Nxe5 *", + "Moves": "f5e7 g8h7 g5h5", + "MovesSAN": "Ne7+ Kh7 Rh5#", + "Themes": "anastasiaMate kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "r1b4k/5Rp1/n1p4p/p3p3/P3Nn2/2P4P/2B3P1/6K1 w - - 3 29", + "PGN": "1. e4 e5 2. Bc4 d6 3. Nf3 h6 4. Nc3 c6 5. h3 Be7 6. d4 exd4 7. Nxd4 Bf6 8. O-O Ne7 9. Be3 Ng6 10. f4 O-O 11. e5 dxe5 12. f5 Ne7 13. Ne6 fxe6 14. fxe6 Qxd1 15. Raxd1 a6 16. Bc5 b5 17. Bb3 a5 18. a4 Na6 19. Bd6 b4 20. Ne4 Nd5 21. e7 Bxe7 22. Bxe7 Rxf1+ 23. Rxf1 Kh7 24. Rf8 Nxe7 25. Rf7 Nd5 26. c4 bxc3 27. bxc3 Nf4 28. Bc2 Kh8 *", + "Moves": "f7f8 h8h7 e4f6", + "MovesSAN": "Rf8+ Kh7 Nf6#", + "Themes": "doubleCheck mate mateIn2 middlegame short" + }, + { + "FEN": "8/6pk/2Q4p/2Bp4/3P1nK1/1P3P2/P2q2PP/8 b - - 6 44", + "PGN": "1. Nf3 Nf6 2. c4 c5 3. Nc3 e6 4. e3 Nc6 5. d4 cxd4 6. exd4 d5 7. cxd5 exd5 8. Bb5 Bd7 9. O-O Ne7 10. Bxd7+ Qxd7 11. Ne5 Qe6 12. Qa4+ Nc6 13. Nb5 Bd6 14. Nxd6+ Qxd6 15. Nxc6 bxc6 16. Re1+ Kf8 17. b3 Kg8 18. Ba3 Qc7 19. Re7 Nd7 20. Rae1 h6 21. Re8+ Rxe8 22. Rxe8+ Kh7 23. Re7 Qc8 24. Rxf7 Re8 25. Qb4 Qb7 26. Qc3 Qc8 27. Qd3+ Kg8 28. Re7 Rxe7 29. Bxe7 Qe8 30. Bb4 Nf6 31. f3 Qb8 32. Bc5 a5 33. Qa6 Qe8 34. Qxa5 Qe3+ 35. Kf1 Qd3+ 36. Kg1 Qe3+ 37. Kf1 Qd3+ 38. Kf2 Nh5 39. Qd8+ Kh7 40. Qe8 Nf4 41. Qxc6 Qd2+ 42. Kg3 Ne2+ 43. Kh3 Nf4+ 44. Kg4 *", + "Moves": "d2g2 g4f5 g2g5", + "MovesSAN": "Qxg2+ Kf5 Qg5#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "1R1q2k1/p2r1ppp/5p2/2r5/8/4P1P1/P4P1P/3R2K1 w - - 2 26", + "PGN": "1. Nf3 c5 2. d4 d6 3. dxc5 Qa5+ 4. Nc3 Qxc5 5. Be3 Qc7 6. Nd5 Qa5+ 7. b4 Qd8 8. g3 Nf6 9. Nxf6+ exf6 10. Bg2 Be7 11. O-O O-O 12. Rb1 Nc6 13. Nd4 d5 14. Nxc6 bxc6 15. c4 Be6 16. cxd5 Bxd5 17. Bxd5 cxd5 18. Bc5 Bxc5 19. bxc5 Re8 20. e3 Rc8 21. Qd4 Qa5 22. Qxd5 Rxc5 23. Qd7 Rd8 24. Rfd1 Rxd7 25. Rb8+ Qd8 *", + "Moves": "b8d8 d7d8 d1d8", + "MovesSAN": "Rxd8+ Rxd8 Rxd8#", + "Themes": "backRankMate endgame mate mateIn2 short xRayAttack" + }, + { + "FEN": "r2r4/pp1nk2p/2p1b1pq/4P3/3Qp3/6P1/PPP1N2P/R3KR2 w Q - 5 18", + "PGN": "1. e4 e5 2. Nc3 Nf6 3. f4 d5 4. fxe5 Nxe4 5. Nxe4 dxe4 6. Bb5+ c6 7. Bc4 Bc5 8. d4 Bxd4 9. Bxf7+ Kxf7 10. Qh5+ g6 11. Qe2 Bf5 12. Bh6 Qh4+ 13. g3 Qxh6 14. Qc4+ Be6 15. Qxd4 Nd7 16. Ne2 Rhd8 17. Rf1+ Ke7 *", + "Moves": "d4d6 e7e8 d6e6", + "MovesSAN": "Qd6+ Ke8 Qxe6#", + "Themes": "deflection mate mateIn2 middlegame short" + }, + { + "FEN": "6k1/5p1p/2pQq1p1/1p3b2/1P1B4/8/6PK/8 w - - 1 54", + "PGN": "1. d4 e5 2. dxe5 Nc6 3. Nf3 Qe7 4. e3 Nxe5 5. Be2 Nf6 6. O-O d5 7. c3 c6 8. Nbd2 Qc7 9. h3 Bd6 10. Nd4 O-O 11. f4 Ng6 12. N2f3 Bd7 13. b4 Qc8 14. Kh2 Ne4 15. Bd2 Qd8 16. Be1 Ne7 17. Bd3 Nf5 18. Qe2 Qf6 19. Nxf5 Bxf5 20. Bxe4 Bxe4 21. Bd2 Qf5 22. Qf2 Qd7 23. Kg1 a5 24. a3 axb4 25. axb4 Bd3 26. Rfe1 Ra6 27. Rxa6 Bxa6 28. Nd4 Ra8 29. Ra1 Qc8 30. Qg3 Qd8 31. Nf5 Bf8 32. h4 Bd3 33. Rxa8 Qxa8 34. h5 Bxf5 35. h6 g6 36. Qg5 Qa1+ 37. Kh2 Qb2 38. Be1 Qe2 39. Bg3 Qxe3 40. Qd8 Qxc3 41. Bh4 Qe3 42. Bf6 Qxf4+ 43. Kg1 Qxh6 44. Be7 Qg7 45. Bf6 Qh6 46. Be7 Be6 47. Bf6 b5 48. Be7 Bf5 49. Bf6 d4 50. Bxd4 Qd2 51. Qf6 Qe1+ 52. Kh2 Bd6+ 53. Qxd6 Qe6 *", + "Moves": "d6d8 e6e8 d8e8", + "MovesSAN": "Qd8+ Qe8 Qxe8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "4k3/p1R1np2/4p2p/Pq1pN2Q/2nP4/4P2P/6rr/5K2 w - - 0 36", + "PGN": "1. e4 g6 2. Nf3 Bg7 3. d4 c6 4. Bd3 d6 5. O-O Nd7 6. h3 d5 7. e5 Nb6 8. Nc3 Bf5 9. Bxf5 gxf5 10. Ng5 e6 11. Qh5 Qd7 12. a4 Nc8 13. a5 h6 14. Nf3 Rb8 15. Na4 b6 16. b4 Nge7 17. Be3 Ng6 18. Kh1 Rg8 19. Nd2 f4 20. c4 fxe3 21. fxe3 bxa5 22. Nc5 Qe7 23. bxa5 Bxe5 24. cxd5 cxd5 25. Nf3 Bd6 26. Na6 Rb2 27. Rac1 Qb7 28. Nc5 Bxc5 29. Rxc5 Nd6 30. Rfc1 Ne7 31. Ne5 Rgxg2 32. Rc7 Rh2+ 33. Kg1 Rbg2+ 34. Kf1 Qb5+ 35. R1c4 Nxc4 *", + "Moves": "h5f7 e8d8 f7e7", + "MovesSAN": "Qxf7+ Kd8 Qxe7#", + "Themes": "attackingF2F7 mate mateIn2 middlegame short" + }, + { + "FEN": "2b1rk2/p1Q5/5pB1/8/3q4/P2P4/2P2RP1/6K1 b - - 6 41", + "PGN": "1. e4 e5 2. Bc4 Nf6 3. Nc3 Bc5 4. d3 d6 5. h3 h6 6. Nf3 Nc6 7. a3 O-O 8. Ne2 Nh7 9. b4 Bb6 10. O-O Nd4 11. Nfxd4 Bxd4 12. Nxd4 exd4 13. f4 b6 14. Qf3 c5 15. e5 Rb8 16. Qg3 Bb7 17. e6 d5 18. exf7+ Rxf7 19. Bb3 Rc8 20. bxc5 bxc5 21. f5 c4 22. Ba2 Rf6 23. Bb2 c3 24. Bc1 Qc7 25. Qf3 Qd7 26. Qg4 Kh8 27. h4 Rcf8 28. Qxd4 Rxf5 29. Rxf5 Qxf5 30. Bxh6 Qg6 31. Be3 Bc8 32. Bxd5 Rd8 33. Qc4 Re8 34. Be4 Qf6 35. Bd4 Qxh4 36. Rf1 Nf6 37. Bxf6 gxf6 38. Qxc3 Kg7 39. Qc7+ Kf8 40. Bg6 Qd4+ 41. Rf2 *", + "Moves": "e8e1 g1h2 d4h4", + "MovesSAN": "Re1+ Kh2 Qh4#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "8/p4pk1/5R2/3PQbp1/6q1/1P2P3/PB3P2/5K2 b - - 3 36", + "PGN": "1. c4 e5 2. Nc3 d6 3. g3 Nd7 4. Bg2 g6 5. d3 Bg7 6. e3 Ngf6 7. Nge2 O-O 8. b3 Re8 9. Bb2 Nf8 10. O-O h5 11. Qc2 c6 12. Rfd1 d5 13. d4 e4 14. Rac1 Ng4 15. cxd5 cxd5 16. Na4 Qf6 17. Nf4 Be6 18. h3 g5 19. Nxh5 Qg6 20. Nxg7 Kxg7 21. Nc5 Nf6 22. Nxb7 N8d7 23. Nd6 Rh8 24. g4 Nxg4 25. hxg4 Bxg4 26. Nxe4 dxe4 27. Qxe4 Bf5 28. d5+ Nf6 29. Qe5 Rh6 30. Rc6 Rah8 31. Rxf6 Rh1+ 32. Bxh1 Rxh1+ 33. Kxh1 Qh5+ 34. Kg1 Qxd1+ 35. Kg2 Qg4+ 36. Kf1 *", + "Moves": "f5d3 f1e1 g4e2", + "MovesSAN": "Bd3+ Ke1 Qe2#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "4r1k1/3p1R2/1p1b4/p7/8/P6P/1PQ3P1/7K b - - 0 30", + "PGN": "1. d4 g6 2. e3 Bg7 3. f4 b6 4. Nf3 Bb7 5. Be2 e6 6. O-O Ne7 7. c4 c5 8. Nc3 cxd4 9. exd4 O-O 10. Be3 Nf5 11. Qd2 Nc6 12. d5 exd5 13. Nxd5 Re8 14. Bd3 Ncd4 15. Bxd4 Nxd4 16. Nxd4 Bxd4+ 17. Kh1 Bxd5 18. cxd5 Be3 19. Qb4 a5 20. Qb3 Bc5 21. a3 Re3 22. Rae1 Qe7 23. Rxe3 Qxe3 24. Qc2 Re8 25. h3 Qd4 26. f5 Qxd5 27. fxg6 hxg6 28. Bxg6 Bd6 29. Bxf7+ Qxf7 30. Rxf7 *", + "Moves": "e8e1 f7f1 e1f1", + "MovesSAN": "Re1+ Rf1 Rxf1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "4r1k1/p6p/p2Q2pB/2pP4/3br3/PP6/6PP/1R2R2K b - - 0 29", + "PGN": "1. c4 g6 2. e3 Nf6 3. d4 Bg7 4. Nc3 d6 5. Nf3 O-O 6. Be2 Bf5 7. O-O c5 8. d5 Ne4 9. Nxe4 Bxe4 10. Bd3 Bxf3 11. Qxf3 Na6 12. a3 Qb6 13. Qe2 e6 14. e4 exd5 15. cxd5 Rac8 16. Bc4 Rfe8 17. Rb1 Qa5 18. Bxa6 bxa6 19. b3 Re7 20. Qg4 Rce8 21. f3 Qb5 22. Re1 Bc3 23. Rd1 Qe2 24. Bh6 Bd4+ 25. Kh1 f5 26. Qf4 fxe4 27. fxe4 Rxe4 28. Qxd6 Qe1+ 29. Rxe1 *", + "Moves": "e4e1 b1e1 e8e1", + "MovesSAN": "Rxe1+ Rxe1 Rxe1#", + "Themes": "backRankMate mate mateIn2 middlegame short" + }, + { + "FEN": "rn4k1/pp3ppp/2p5/8/8/7P/PPP1r3/2KR3R w - - 0 18", + "PGN": "1. d3 Nf6 2. e4 e5 3. Qf3 c6 4. Be2 d5 5. Nc3 Bg4 6. Qg3 Bxe2 7. Ngxe2 dxe4 8. Nxe4 Be7 9. Qxe5 O-O 10. Bg5 Re8 11. Qc3 Nxe4 12. Bxe7 Qxe7 13. dxe4 Qxe4 14. Qd2 Qxg2 15. O-O-O Qxf2 16. h3 Qxe2 17. Qxe2 Rxe2 *", + "Moves": "d1d8 e2e8 d8e8", + "MovesSAN": "Rd8+ Re8 Rxe8#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "7r/5pp1/2R5/2pR4/P6p/2k2PP1/2P1rP1P/6K1 b - - 1 25", + "PGN": "1. Nf3 d5 2. g3 c5 3. Bg2 Nc6 4. O-O e5 5. d3 e4 6. dxe4 dxe4 7. Qxd8+ Kxd8 8. Nfd2 Bf5 9. Nxe4 Bxe4 10. Bxe4 Nf6 11. Bg5 Be7 12. Bxf6 Bxf6 13. Nc3 Bxc3 14. bxc3 Kc7 15. Rab1 Rae8 16. Bf3 h5 17. a4 Ne5 18. Rxb7+ Kd6 19. Rxa7 Nxf3+ 20. exf3 Re2 21. Ra6+ Kd5 22. Rd1+ Kc4 23. Rc6 h4 24. Rd4+ Kxc3 25. Rd5 *", + "Moves": "e2e1 g1g2 h4h3", + "MovesSAN": "Re1+ Kg2 h3#", + "Themes": "endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "5r1k/1pq1b1pp/p3Q3/4P3/3PB3/1P2n1P1/PB5P/2R3K1 b - - 0 25", + "PGN": "1. c4 c6 2. g3 d5 3. d4 e6 4. Bg2 Nf6 5. Nf3 Be7 6. O-O O-O 7. Nc3 dxc4 8. Ne5 Nbd7 9. Nxc4 Nb6 10. Ne5 Nfd7 11. f4 Nxe5 12. fxe5 c5 13. e3 cxd4 14. exd4 a6 15. b3 Qc7 16. Bb2 Bd7 17. Rc1 Bc6 18. Ne4 Rad8 19. Qg4 Kh8 20. Qh5 Nd5 21. Rxf7 Rxf7 22. Qxf7 Ne3 23. Bh1 Rf8 24. Qxe6 Bxe4 25. Bxe4 *", + "Moves": "c7c1 b2c1 f8f1", + "MovesSAN": "Qxc1+ Bxc1 Rf1#", + "Themes": "mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "2b1r1k1/3qp2p/5PpB/3r4/1P3p2/2Q4P/6P1/4R2K w - - 2 27", + "PGN": "1. d4 g6 2. e4 Bg7 3. Nf3 Nf6 4. Bd3 d6 5. c4 O-O 6. h3 Nc6 7. Nc3 Re8 8. Bg5 Nd7 9. Qd2 Nb4 10. Be2 c5 11. d5 Rb8 12. a3 Na6 13. O-O Nc7 14. b4 cxb4 15. axb4 b5 16. cxb5 Nxb5 17. Bxb5 Bxc3 18. Qxc3 Rxb5 19. Bh6 f6 20. Rxa7 Ne5 21. Nxe5 dxe5 22. f4 exf4 23. e5 Qb6+ 24. Kh1 Qxa7 25. exf6 Rxd5 26. Re1 Qd7 *", + "Moves": "f6f7 g8f7 c3g7", + "MovesSAN": "f7+ Kxf7 Qg7#", + "Themes": "advancedPawn attraction mate mateIn2 middlegame short" + }, + { + "FEN": "2k5/1p3p1p/3r1p2/8/3nB1P1/7P/PPP5/2KR4 b - - 0 23", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 Nf6 4. Nc3 cxd4 5. Nxd4 Bg4 6. f3 e5 7. fxg4 exd4 8. Qxd4 Nxg4 9. Bf4 Qb6 10. Bb5+ Nc6 11. O-O-O O-O-O 12. Qxb6 axb6 13. Rhf1 Be7 14. Nd5 Rhe8 15. Nxb6+ Kc7 16. Nd5+ Kc8 17. h3 Nf6 18. Nxe7+ Rxe7 19. Bxd6 Rxe4 20. g4 Nd4 21. Bd3 Rxd6 22. Rxf6 gxf6 23. Bxe4 *", + "Moves": "d4e2 c1b1 d6d1", + "MovesSAN": "Ne2+ Kb1 Rxd1#", + "Themes": "backRankMate deflection discoveredAttack endgame master mate mateIn2 short" + }, + { + "FEN": "1r3rk1/4pp1p/1p1pb3/2p5/8/1P3B1P/PB3K2/3R4 w - - 0 35", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nxc6 bxc6 6. c4 Bg7 7. Bd3 Qb6 8. Qc2 Nf6 9. O-O O-O 10. Nc3 d6 11. Be3 Qc7 12. Rad1 Ng4 13. Bc1 Rb8 14. h3 Ne5 15. Be2 Be6 16. b3 Qa5 17. Bd2 Qc7 18. f4 Nd7 19. Bc1 Nc5 20. Ba3 Bxc3 21. Qxc3 Nxe4 22. Qd4 Qb6 23. c5 Nxc5 24. Bb2 Ne4 25. Qxb6 axb6 26. Bf3 Ng3 27. Rfe1 c5 28. Kf2 Nf5 29. g4 Ng7 30. f5 gxf5 31. gxf5 Nxf5 32. Rg1+ Ng7 33. Rxg7+ Kh8 34. Rg8+ Kxg8 *", + "Moves": "d1g1 e6g4 g1g4", + "MovesSAN": "Rg1+ Bg4 Rxg4#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "5k2/1b3p2/p3pp2/8/8/2p2PQ1/1q4PP/3R3K w - - 4 43", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 bxc6 5. O-O d6 6. e5 e6 7. exd6 Bxd6 8. d3 Nf6 9. Bg5 h6 10. Bh4 Be7 11. Ne5 Qc7 12. Re1 Bd6 13. Bxf6 gxf6 14. Nf3 Rg8 15. Nc3 Ke7 16. Ne4 Rg6 17. Nxd6 Qxd6 18. Re3 Bb7 19. Qd2 Rag8 20. Nh4 Rg4 21. Rh3 c4 22. Qxh6 c5 23. f3 R4g7 24. Re1 Qd4+ 25. Kh1 Qf2 26. Rg1 Qxc2 27. Qe3 Rc8 28. Nf5+ Kf8 29. Nxg7 Kxg7 30. Rg3+ Kf8 31. Qh6+ Ke7 32. dxc4 Qxc4 33. Rg7 Qxa2 34. Qh7 Rf8 35. Rg8 Qxb2 36. Rxf8 Kxf8 37. Qh8+ Ke7 38. Qb8 c4 39. Qc7+ Kf8 40. Rd1 c3 41. Qd6+ Kg7 42. Qg3+ Kf8 *", + "Moves": "d1d8 f8e7 g3d6", + "MovesSAN": "Rd8+ Ke7 Qd6#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r7/1pp4Q/pk1P2p1/8/2nP4/1KP4P/PP1q2B1/R5R1 b - - 8 33", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. g3 d6 4. Bg2 Bg4 5. h3 Bxf3 6. Qxf3 Nf6 7. d3 Qd7 8. Bg5 Nd4 9. Qd1 Qe6 10. c3 Nc6 11. Nd2 h6 12. Be3 Be7 13. Nc4 O-O 14. Qd2 a6 15. f4 exf4 16. gxf4 Nd7 17. f5 Bh4+ 18. Kd1 Qe8 19. Bxh6 Nde5 20. Nxe5 Nxe5 21. Rg1 g6 22. Bxf8 Kxf8 23. Qh6+ Ke7 24. Qxh4+ Kd7 25. fxg6 fxg6 26. d4 Nc4 27. Qh7+ Kc6 28. e5+ Kb6 29. exd6 Ne3+ 30. Kd2 Nc4+ 31. Kc1 Qe3+ 32. Kc2 Qd2+ 33. Kb3 *", + "Moves": "d2b2 b3c4 b2b5", + "MovesSAN": "Qxb2+ Kxc4 Qb5#", + "Themes": "mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "1r4k1/5pp1/Q6p/8/3p4/4PbPP/P1P2P2/4K3 b - - 1 33", + "PGN": "1. d4 e5 2. dxe5 Nc6 3. Nf3 Qe7 4. Bf4 Qb4+ 5. Bd2 Qxb2 6. Nc3 Bb4 7. Rb1 Qxc3 8. Bxc3 Bxc3+ 9. Nd2 Bxe5 10. e3 Nf6 11. Bb5 d5 12. Bxc6+ bxc6 13. O-O O-O 14. Nf3 Bd6 15. Qd3 h6 16. h3 Ne4 17. Rfd1 Bf5 18. Qa6 Nc3 19. Nd4 Bd7 20. Nxc6 Nxb1 21. Rxb1 Bf5 22. Nd4 Bg6 23. Rb7 Rfb8 24. g3 Be4 25. Kf1 Be5 26. Nc6 Re8 27. Nxe5 Rxe5 28. Rxa7 Rb8 29. Rb7 Ree8 30. Rxc7 Bf3 31. Rb7 d4 32. Rxb8 Rxb8 33. Ke1 *", + "Moves": "b8b1 e1d2 b1d1", + "MovesSAN": "Rb1+ Kd2 Rd1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "2r5/1p3p1k/p1r3p1/4B3/R7/1P4P1/P1P4P/2K5 w - - 6 31", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nxd4 5. Qxd4 d6 6. Bd3 Be7 7. Bf4 Bf6 8. e5 dxe5 9. Qxd8+ Bxd8 10. Bxe5 Nf6 11. Nc3 O-O 12. O-O-O Be6 13. Rhe1 Nd5 14. Nxd5 Bxd5 15. Bxh7+ Kxh7 16. Rxd5 Re8 17. Re3 Bg5 18. Bxc7 Bxe3+ 19. fxe3 Rxe3 20. Rh5+ Kg8 21. g3 Rae8 22. Bf4 R3e6 23. Ra5 Rd8 24. b3 a6 25. Rc5 Rd7 26. Rc8+ Kh7 27. Rc5 g6 28. Be5 Rc6 29. Ra5 Rd8 30. Ra4 Rdc8 *", + "Moves": "a4h4 h7g8 h4h8", + "MovesSAN": "Rh4+ Kg8 Rh8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "6rr/1p6/k1b5/p1Q1P3/P4P2/4P3/2P3P1/1R4K1 b - - 0 44", + "PGN": "1. d4 Nf6 2. Bf4 e6 3. e3 Be7 4. Nf3 c6 5. Bd3 Qb6 6. Nbd2 Qxb2 7. O-O Qa3 8. Nc4 Qa4 9. Nfd2 d5 10. Nb2 Qa5 11. Nb3 Qd8 12. Na4 O-O 13. Nac5 Nbd7 14. Qf3 a5 15. a4 Qb6 16. Nxd7 Bxd7 17. h3 Rfe8 18. Be5 Qd8 19. Qg3 g6 20. h4 h5 21. Nd2 Ne4 22. Nxe4 dxe4 23. Bxe4 Bxh4 24. Qf3 Bg5 25. Qg3 Bf6 26. Bxg6 Bxe5 27. dxe5 fxg6 28. Qxg6+ Kf8 29. Qh6+ Kg8 30. Qxh5 Qe7 31. f4 c5 32. Rf3 Kf8 33. Rg3 Qf7 34. Qh6+ Ke7 35. Rg7 Rh8 36. Rxf7+ Kxf7 37. Qg5 Rag8 38. Qf6+ Ke8 39. Rb1 Bc6 40. Qxe6+ Kd8 41. Rd1+ Kc7 42. Qd6+ Kb6 43. Rb1+ Ka6 44. Qxc5 *", + "Moves": "g8g2 g1f1 h8h1", + "MovesSAN": "Rxg2+ Kf1 Rh1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r5k1/4n1pp/1B2p3/5p2/4P3/2P5/2Q2PPP/6K1 b - - 0 26", + "PGN": "1. d4 e6 2. c4 Bb4+ 3. Nc3 Bxc3+ 4. bxc3 d5 5. Bf4 dxc4 6. e4 b5 7. a4 a6 8. axb5 Bb7 9. Bxc4 axb5 10. Bxb5+ c6 11. Bc4 Rxa1 12. Qxa1 Ne7 13. Nf3 O-O 14. O-O Qb6 15. Re1 Ba6 16. Bxa6 Nxa6 17. Rb1 Qa7 18. Ne5 Ra8 19. Qb2 f6 20. Nd3 c5 21. Nxc5 Nxc5 22. dxc5 Qxc5 23. Be3 Qc6 24. Qc2 f5 25. Rb6 Qxb6 26. Bxb6 *", + "Moves": "a8a1 c2b1 a1b1", + "MovesSAN": "Ra1+ Qb1 Rxb1#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "3r2k1/p4ppp/1p6/1P6/P2B1q2/4Rb1P/2r3P1/4Q2K w - - 0 29", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. b4 b6 4. b5 Nd4 5. Bc4 Bb7 6. d3 e6 7. O-O Nf6 8. Nbd2 Be7 9. c3 Nxf3+ 10. Nxf3 d5 11. exd5 exd5 12. Bb3 O-O 13. d4 Ne4 14. Bb2 Bf6 15. Re1 Re8 16. a4 Qd7 17. Bc2 Rac8 18. Qb1 Qg4 19. c4 cxd4 20. h3 Qf4 21. cxd5 Bxd5 22. Ra3 Bh4 23. Bxe4 Bxe4 24. Qd1 Rc2 25. Bxd4 Rd8 26. Rae3 Bxf2+ 27. Kh1 Bxe1 28. Qxe1 Bxf3 *", + "Moves": "e3e8 d8e8 e1e8", + "MovesSAN": "Re8+ Rxe8 Qxe8#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "r1bq1k1r/ppp3p1/1b2B3/3pP1N1/3n2Q1/8/PPP3PP/RN3RK1 b - - 1 13", + "PGN": "1. e4 e5 2. f4 exf4 3. Nf3 Nc6 4. Bc4 Bc5 5. d4 Bb6 6. Bxf4 Nf6 7. Bg5 h6 8. e5 hxg5 9. Nxg5 Ng4 10. Bxf7+ Kf8 11. Qxg4 Nxd4 12. O-O d5 13. Be6+ *", + "Moves": "d4f3 g1h1 h8h2", + "MovesSAN": "Nf3+ Kh1 Rxh2#", + "Themes": "arabianMate doubleCheck kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "8/7R/4p2p/p1q3p1/P3Q1Pk/2r5/5P1K/3R4 b - - 0 42", + "PGN": "1. e4 c5 2. Nc3 Nc6 3. Nf3 g6 4. Bc4 Bg7 5. d3 e6 6. O-O Nge7 7. Bg5 O-O 8. Qd2 a6 9. a4 Nd4 10. Nxd4 cxd4 11. Ne2 Re8 12. c3 dxc3 13. bxc3 Qa5 14. Rfc1 d5 15. Bxe7 dxc4 16. Bb4 Qc7 17. dxc4 Rd8 18. Qg5 b6 19. c5 Bb7 20. cxb6 Qxb6 21. Ng3 h6 22. Qf4 a5 23. Be7 Rd7 24. Rab1 Qc6 25. Bf6 Rad8 26. Bxd8 Rxd8 27. e5 g5 28. Qf3 Qc7 29. Qxb7 Qc4 30. Qb5 Qc7 31. Nh5 Bxe5 32. Qb6 Qd7 33. g3 Rc8 34. Rd1 Qe7 35. Qa6 Rxc3 36. Rb7 Qc5 37. Qa8+ Kh7 38. Rxf7+ Kg6 39. Qe4+ Kxh5 40. g4+ Kh4 41. Rh7 Bxh2+ 42. Kxh2 *", + "Moves": "c5f2 e4g2 c3h3", + "MovesSAN": "Qxf2+ Qg2 Rh3#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "2n1rrk1/4qppp/1p3nN1/pNpp4/3P4/2P2Q2/PP3PPP/R3R1K1 b - - 3 24", + "PGN": "1. e4 b6 2. Bc4 Bb7 3. d3 Nf6 4. Bf4 e6 5. Nf3 d5 6. exd5 exd5 7. Bb5+ Bc6 8. Bxc6+ Nxc6 9. O-O Be7 10. Re1 O-O 11. Nc3 Bd6 12. Bxd6 Qxd6 13. Nb5 Qd7 14. c3 Rad8 15. d4 a6 16. Na3 Qd6 17. Nc2 Ne7 18. Ne5 Rde8 19. Qf3 Nc8 20. Nb4 a5 21. Nc2 c6 22. Na3 c5 23. Nb5 Qe7 24. Ng6 *", + "Moves": "e7e1 a1e1 e8e1", + "MovesSAN": "Qxe1+ Rxe1 Rxe1#", + "Themes": "backRankMate mate mateIn2 middlegame short" + }, + { + "FEN": "7R/8/5p2/8/5k1p/6P1/6PK/r7 b - - 0 59", + "PGN": "1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. b6 d6 6. Nc3 Nbd7 7. e4 g6 8. Nf3 Bg7 9. Be2 O-O 10. O-O Nxb6 11. Nd2 Ne8 12. a4 Rb8 13. a5 Na8 14. Nc4 Nec7 15. Bf4 Nb5 16. e5 Nac7 17. Bf3 Bb7 18. exd6 Nxd6 19. Bxd6 exd6 20. Re1 Bxc3 21. bxc3 Qf6 22. Qd3 Nb5 23. Nb6 Rbd8 24. c4 Nd4 25. Bd1 Bc8 26. Ba4 Bf5 27. Qe3 Qh4 28. Qe7 Qh5 29. Kh1 Bg4 30. Rab1 Nf3 31. h4 Nxe1 32. Rxe1 Bc8 33. Bd7 Bxd7 34. Nxd7 Rxd7 35. Qxd7 Qxh4+ 36. Kg1 Qxc4 37. Qxd6 Qb4 38. Ra1 Qc3 39. Ra2 Re8 40. Qg3 Qc1+ 41. Kh2 Re1 42. Qb8+ Kg7 43. Qb2+ Qxb2 44. Rxb2 Rd1 45. Rb6 c4 46. Rxa6 Rxd5 47. Rc6 Rxa5 48. Rxc4 h5 49. Rf4 g5 50. Rf3 Kg6 51. Re3 f6 52. Kg1 h4 53. Re8 Kf5 54. Rg8 g4 55. Rh8 Kg5 56. Rg8+ Kf4 57. Rh8 Ra1+ 58. Kh2 g3+ 59. fxg3+ *", + "Moves": "h4g3 h2h3 a1h1", + "MovesSAN": "hxg3+ Kh3 Rh1#", + "Themes": "endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "5Q2/pp6/2p5/8/2P1p3/1P2K3/P7/4k2q w - - 4 50", + "PGN": "1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nf3 c6 5. Bd3 Bd6 6. O-O Bg4 7. Re1+ Ne7 8. h3 Bh5 9. Nc3 Qc7 10. Ne2 Nd7 11. b3 O-O-O 12. Ng3 Bxg3 13. fxg3 Rde8 14. Bf4 Qb6 15. g4 Bg6 16. Bxg6 Nxg6 17. Bg3 Nf6 18. Ng5 Rxe1+ 19. Bxe1 Rf8 20. c3 h6 21. Nf3 Ne4 22. Qc2 Re8 23. Nd2 Qc7 24. Nxe4 Rxe4 25. Bf2 Qe7 26. Kf1 Nf4 27. Re1 Kd7 28. Rxe4 dxe4 29. Bg3 g5 30. Kf2 Nd3+ 31. Ke3 f5 32. gxf5 Qf6 33. Qe2 Qxf5 34. Qg4 Ke6 35. Kd2 Kf6 36. Qxf5+ Kxf5 37. Bh2 h5 38. Bg1 g4 39. Be3 Nf4 40. Bxf4 Kxf4 41. hxg4 Kxg4 42. Ke3 Kg3 43. c4 Kxg2 44. d5 h4 45. d6 h3 46. d7 h2 47. d8=Q h1=Q 48. Qg8+ Kf1 49. Qf8+ Ke1 *", + "Moves": "f8f2 e1d1 f2d2", + "MovesSAN": "Qf2+ Kd1 Qd2#", + "Themes": "endgame mate mateIn2 queenEndgame short" + }, + { + "FEN": "2r2k2/ppq2prp/6p1/3n4/B3QPP1/7P/PPP5/2K1R3 w - - 0 24", + "PGN": "1. d4 g6 2. e4 Bg7 3. Nc3 d6 4. Be3 Nc6 5. Nf3 Bg4 6. h3 Bd7 7. Qd2 e5 8. d5 Nce7 9. g4 c6 10. dxc6 Bxc6 11. O-O-O Nf6 12. Bg5 Nxe4 13. Nxe4 Bxe4 14. Bb5+ Kf8 15. Nxe5 Bxe5 16. Bh6+ Bg7 17. Qd4 Rg8 18. Bxg7+ Rxg7 19. Qxe4 Qb6 20. Rhe1 Qc7 21. Ba4 Rc8 22. f4 d5 23. Rxd5 Nxd5 *", + "Moves": "e4e8 c8e8 e1e8", + "MovesSAN": "Qe8+ Rxe8 Rxe8#", + "Themes": "mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "3k4/6R1/3K4/2r2r2/8/8/8/8 w - - 0 71", + "PGN": "1. e4 d5 2. exd5 Nf6 3. d4 e5 4. dxe5 Nxd5 5. Nf3 Nc6 6. Bb5 Bg4 7. Bxc6+ bxc6 8. Bd2 Bxf3 9. Qxf3 Bc5 10. Nc3 Nxc3 11. Bxc3 Qe7 12. O-O-O O-O 13. Qg3 Kh8 14. e6 f6 15. Rhe1 Bd6 16. Qg4 Rab8 17. Re2 Rb5 18. h4 Bb4 19. Rd7 f5 20. Qxg7+ Qxg7 21. Rxg7 Bxc3 22. bxc3 Kxg7 23. e7 Re8 24. f3 Kf6 25. g4 fxg4 26. fxg4 Rxe7 27. g5+ Kf7 28. Rf2+ Kg7 29. Rf6 Rb6 30. h5 c5 31. h6+ Kg8 32. Rf5 Rc6 33. Rd5 Re1+ 34. Kd2 Ra1 35. Rd7 Rxa2 36. Rg7+ Kh8 37. Kd3 Rd6+ 38. Kc4 Rxc2 39. Rxc7 Rg6 40. Rxc5 Kg8 41. Kd3 Rg2 42. Rc8+ Kf7 43. Rc7+ Ke6 44. Rxh7 R2xg5 45. Rxa7 Rg3+ 46. Kc4 R6g4+ 47. Kb3 Rh4 48. Kc2 Rh2+ 49. Kb3 Kd6 50. Kb4 Rgh3 51. Ra6+ Ke7 52. Ra7+ Kf6 53. Ra6+ Kg5 54. c4 Rb2+ 55. Kc5 Rxh6 56. Ra5 Rf2 57. Kd4+ Rf5 58. Ra7 Rh4+ 59. Kc3 Rf3+ 60. Kb4 Rff4 61. Rg7+ Kf6 62. Rc7 Ke6 63. Kb5 Rh5+ 64. c5 Rff5 65. Kb6 Rh4 66. Rc6+ Kd7 67. Rc7+ Kd8 68. Rg7 Rb4+ 69. Kc6 Rc4 70. Kd6 Rcxc5 *", + "Moves": "g7g8 f5f8 g8f8", + "MovesSAN": "Rg8+ Rf8 Rxf8#", + "Themes": "endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "2r3k1/p4pp1/3R3p/4n3/4B3/8/PPP1r3/2KR4 w - - 5 27", + "PGN": "1. d4 e5 2. dxe5 Bc5 3. Nc3 Nc6 4. Nf3 d6 5. exd6 Bxd6 6. Bg5 Nf6 7. Qd3 O-O 8. O-O-O Re8 9. e3 Bg4 10. Bxf6 Qxf6 11. h3 Bxf3 12. gxf3 Qxf3 13. Be2 Qxf2 14. Rhf1 Qxe3+ 15. Qxe3 Rxe3 16. Bc4 Ne5 17. Bd5 Rxh3 18. Bxb7 Rb8 19. Bd5 h6 20. Ne4 Rf8 21. Nxd6 cxd6 22. Bg2 Rg3 23. Bh1 Rc8 24. Rxd6 Rh3 25. Rfd1 Rh2 26. Be4 Re2 *", + "Moves": "d6d8 c8d8 d1d8", + "MovesSAN": "Rd8+ Rxd8 Rxd8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "8/1p2k1pp/p1p2p2/2P5/1P2PKP1/P2r4/7P/R7 b - - 1 40", + "PGN": "1. d4 Nc6 2. Nf3 d5 3. c4 Bg4 4. cxd5 Bxf3 5. exf3 Qxd5 6. Be3 e6 7. Nc3 Bb4 8. Bd3 Nge7 9. O-O Qh5 10. a3 Ba5 11. Ne4 Rd8 12. Qa4 Bb6 13. Bb5 O-O 14. Rad1 a6 15. Be2 Qa5 16. Qxa5 Nxa5 17. Nc5 Bxc5 18. dxc5 Nac6 19. b4 Nd5 20. Bd2 Ne5 21. f4 Ng6 22. g3 c6 23. Bf3 Nge7 24. Kg2 Rd7 25. Rde1 Rfd8 26. Re2 Nf5 27. Bc1 Nd4 28. Rd2 Nxf3 29. Kxf3 Nc3 30. Rxd7 Rxd7 31. Be3 Rd3 32. Ra1 Nd5 33. Ke4 Rb3 34. f5 exf5+ 35. Kxf5 Nxe3+ 36. fxe3 Kf8 37. e4 Ke7 38. Ke5 Rd3 39. g4 f6+ 40. Kf4 *", + "Moves": "g7g5 f4f5 d3f3", + "MovesSAN": "g5+ Kf5 Rf3#", + "Themes": "endgame master mate mateIn2 rookEndgame short" + }, + { + "FEN": "3r4/8/pR4pk/4p3/1P6/4R3/r5PP/6K1 b - - 5 35", + "PGN": "1. c4 e5 2. e3 Nf6 3. Ne2 d5 4. cxd5 Nxd5 5. Ng3 Nc6 6. a3 a6 7. b4 Be7 8. Bb2 O-O 9. Nc3 Nxc3 10. Bxc3 f6 11. Bc4+ Kh8 12. Qc2 Bg4 13. O-O Qc8 14. f3 Be6 15. Bd3 Bd6 16. Bxh7 Bg8 17. Bg6 Bf7 18. Rf2 Bxg6 19. Qxg6 Ne7 20. Qh5+ Kg8 21. Ne4 g6 22. Qh4 Kg7 23. Nxd6 cxd6 24. f4 Nf5 25. Qg4 Rh8 26. fxe5 dxe5 27. Raf1 Nxe3 28. Qxc8 Raxc8 29. dxe3 Rxc3 30. Rxf6 Rxe3 31. Rf7+ Kh6 32. Rxb7 Rxa3 33. Rb6 Rd8 34. Re1 Ra2 35. Re3 *", + "Moves": "d8d1 e3e1 d1e1", + "MovesSAN": "Rd1+ Re1 Rxe1#", + "Themes": "endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "1r5k/1R3rpp/8/p2B4/5P2/8/P5PP/3b2K1 w - - 0 24", + "PGN": "1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nc6 5. Nc3 Nf6 6. Nf3 Bf5 7. Bg5 dxc4 8. Bxc4 e6 9. O-O Be7 10. Rc1 O-O 11. Re1 Bg4 12. d5 exd5 13. Bxf6 Bxf6 14. Nxd5 Bxb2 15. Rb1 Bf6 16. Rxb7 Ne5 17. Nxf6+ Qxf6 18. Rxe5 Qxe5 19. Nxe5 Bxd1 20. Bxf7+ Kh8 21. f4 a5 22. Bd5 Rab8 23. Nf7+ Rxf7 *", + "Moves": "b7b8 f7f8 b8f8", + "MovesSAN": "Rxb8+ Rf8 Rxf8#", + "Themes": "backRankMate endgame hangingPiece mate mateIn2 short" + }, + { + "FEN": "7k/pp1r2p1/7p/4R3/4Br2/P2p4/1P3PPP/6K1 w - - 0 30", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. c3 e5 4. d4 exd4 5. cxd4 cxd4 6. Bd3 Nf6 7. e5 Nd5 8. Bc4 Nb6 9. Bb3 Bc5 10. O-O O-O 11. Qc2 Qe7 12. Nbd2 Nxe5 13. Re1 d6 14. Nxe5 dxe5 15. Ne4 Bb4 16. Bd2 Bf5 17. Bxb4 Qxb4 18. a3 Bxe4 19. Rxe4 Qd6 20. Rh4 h6 21. Qe4 Kh8 22. Bc2 Qg6 23. Qxg6 fxg6 24. Bxg6 Nd5 25. Be4 Rad8 26. Rc1 Rd7 27. Rc5 Nf4 28. Rxe5 d3 29. Rxf4 Rxf4 *", + "Moves": "e5e8 f4f8 e8f8", + "MovesSAN": "Re8+ Rf8 Rxf8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r4rk1/1p2P2p/p1p3p1/6Q1/3P4/P1n5/6PP/5RK1 b - - 0 27", + "PGN": "1. e4 e5 2. d4 exd4 3. c3 Nc6 4. cxd4 d6 5. f4 Be7 6. Nf3 Nf6 7. e5 dxe5 8. fxe5 Nd5 9. Nc3 Be6 10. Bd3 O-O 11. O-O a6 12. a3 Na7 13. Qe2 c6 14. Qe4 g6 15. Bh6 Re8 16. Rf2 Bf5 17. Qe2 Bxd3 18. Qxd3 Nxc3 19. bxc3 Bf8 20. Qe3 Bxh6 21. Qxh6 Nb5 22. Ng5 Qxg5 23. Qxg5 Nxc3 24. Rxf7 Kxf7 25. Rf1+ Kg8 26. e6 Rf8 27. e7 *", + "Moves": "c3e2 g1h1 f8f1", + "MovesSAN": "Ne2+ Kh1 Rxf1#", + "Themes": "backRankMate deflection endgame mate mateIn2 short" + }, + { + "FEN": "r6k/p1p1R2p/2p4q/5Q2/8/2p5/PP3PPP/6K1 b - - 0 22", + "PGN": "1. e4 d6 2. d4 Nf6 3. Bd3 e5 4. c3 Nc6 5. Ne2 d5 6. exd5 Nxd5 7. O-O Be7 8. Re1 O-O 9. Nd2 Bg4 10. Qc2 g6 11. Ne4 Bxe2 12. Rxe2 f5 13. Ng3 exd4 14. Bc4 Kh8 15. Bh6 Re8 16. Rae1 dxc3 17. Nxf5 gxf5 18. Qxf5 Qd6 19. Bxd5 Qxh6 20. Bxc6 bxc6 21. Rxe7 Rxe7 22. Rxe7 *", + "Moves": "h6c1 e7e1 c1e1", + "MovesSAN": "Qc1+ Re1 Qxe1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "8/8/2k2p1R/Rpp5/4P3/1PKP4/1PP3r1/8 b - - 0 37", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nc3 Bc5 4. Bc4 Nc6 5. d3 d6 6. h3 Be6 7. Bb3 Nd4 8. O-O Nxb3 9. axb3 a6 10. Bg5 h6 11. Be3 Nh5 12. Bxc5 dxc5 13. Nxe5 Bxh3 14. Qxh5 Be6 15. Nd5 Qg5 16. Qxg5 hxg5 17. Nxc7+ Ke7 18. Nxa8 Rxa8 19. Nf3 f6 20. Nd2 g4 21. Ra5 b6 22. Ra3 Kd6 23. Rfa1 a5 24. Nc4+ Kc6 25. Ne3 g6 26. f4 gxf3 27. gxf3 Rg8 28. Kg2 g5 29. Rh1 g4 30. fxg4 Bxg4 31. Nxg4 Rxg4+ 32. Kf2 Rf4+ 33. Ke3 Rg4 34. Rh6 Rg3+ 35. Kd2 Rg2+ 36. Kc3 b5 37. Rxa5 *", + "Moves": "b5b4 c3c4 g2c2", + "MovesSAN": "b4+ Kc4 Rxc2#", + "Themes": "deflection endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "4Q3/p1q2pk1/5r2/6pK/2Bp2P1/P3P3/1b4PP/3R1R2 b - - 0 25", + "PGN": "1. Nf3 Nf6 2. a3 d5 3. d4 e6 4. Bf4 c5 5. e3 Nc6 6. c4 cxd4 7. Nxd4 g6 8. Nc3 Bg7 9. cxd5 Nxd5 10. Nxd5 exd5 11. Qa4 O-O 12. Nxc6 bxc6 13. Qxc6 Bxb2 14. Rd1 Qa5+ 15. Ke2 Bg4+ 16. f3 Rab8 17. fxg4 d4 18. Bxb8 Rxb8 19. Kf3 Rb6 20. Qe8+ Kg7 21. Kg3 h5 22. Bc4 Rf6 23. Rhf1 Qc7+ 24. Kh4 g5+ 25. Kxh5 *", + "Moves": "c7h2 h5g5 h2h6", + "MovesSAN": "Qxh2+ Kxg5 Qh6#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "3r3k/ppp3pp/4Q3/8/3q1P2/8/3r2PP/4RR1K w - - 6 35", + "PGN": "1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. e3 Bb4 5. Qc2 O-O 6. Nd5 Be7 7. a3 d6 8. Be2 Be6 9. Nc3 d5 10. cxd5 Nxd5 11. O-O f5 12. Nxd5 Qxd5 13. b3 e4 14. Bc4 Qd6 15. Ne1 Ne5 16. Bxe6+ Qxe6 17. Bb2 Bd6 18. f4 Nc6 19. Qc3 Rf7 20. Nc2 Be7 21. d4 exd3 22. Qxd3 Rd8 23. Nd4 Nxd4 24. exd4 Bf6 25. Rae1 Qb6 26. Rd1 Rfd7 27. Qxf5 Qxb3 28. Ba1 Qxa3 29. d5 Bxa1 30. Rxa1 Qe3+ 31. Kh1 Rxd5 32. Qg4 Rd2 33. Rae1 Qd4 34. Qe6+ Kh8 *", + "Moves": "e6e8 d8e8 e1e8", + "MovesSAN": "Qe8+ Rxe8 Rxe8#", + "Themes": "backRankMate endgame mate mateIn2 sacrifice short" + }, + { + "FEN": "1k3q1r/pppQ3p/3p2p1/3Np3/2BnP3/3P4/PPP3PP/5RK1 b - - 2 20", + "PGN": "1. e4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. Bc4 Bc5 5. d3 Ng4 6. O-O d6 7. Bg5 f6 8. Be3 Bxe3 9. fxe3 Nxe3 10. Qe2 Nxf1 11. Rxf1 Bg4 12. Qf2 Bxf3 13. Qxf3 Qe7 14. Qh5+ g6 15. Qf3 O-O-O 16. Nd5 Qf8 17. Nxf6 Nd4 18. Qg4+ Rd7 19. Qxd7+ Kb8 20. Nd5 *", + "Moves": "d4e2 g1h1 f8f1", + "MovesSAN": "Ne2+ Kh1 Qxf1#", + "Themes": "deflection kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "8/5Qpk/p1n4p/1p1p4/2pP2N1/P1q4P/5PP1/6K1 w - - 0 30", + "PGN": "1. e4 c5 2. Bc4 e6 3. d3 a6 4. a3 Nc6 5. Nf3 d5 6. exd5 exd5 7. Ba2 Nf6 8. h3 Be7 9. O-O O-O 10. Nc3 b5 11. Bg5 c4 12. d4 Re8 13. Bf4 Bf5 14. Ne2 Bd6 15. Bxd6 Qxd6 16. Ng3 Bg6 17. c3 Re7 18. Bb1 Bxb1 19. Rxb1 Rae8 20. Qd2 Ne4 21. Nxe4 Rxe4 22. Rfe1 h6 23. Rxe4 Rxe4 24. Re1 Qg6 25. Nh2 Rxe1+ 26. Qxe1 Qc2 27. Qe8+ Kh7 28. Ng4 Qxb2 29. Qxf7 Qxc3 *", + "Moves": "g4f6 h7h8 f7e8", + "MovesSAN": "Nf6+ Kh8 Qe8#", + "Themes": "endgame mate mateIn2 pin short" + }, + { + "FEN": "r2r2k1/2p3pp/5p2/2N1p3/4Q3/4BN2/R4PPP/6K1 b - - 0 25", + "PGN": "1. e4 e5 2. Bd3 Nc6 3. Nf3 Nf6 4. Qe2 d5 5. c3 dxe4 6. Bxe4 Nxe4 7. Qxe4 Bd6 8. d4 Qe7 9. Bg5 f6 10. Be3 O-O 11. Nbd2 Re8 12. d5 Na5 13. b4 Nc6 14. dxc6 bxc6 15. Qxc6 Bd7 16. Qe4 a5 17. O-O axb4 18. cxb4 Bxb4 19. Rfb1 Bc3 20. Nb3 Bxa1 21. Rxa1 Ba4 22. Nc5 Red8 23. Nxa4 Qa3 24. Nc5 Qxa2 25. Rxa2 *", + "Moves": "d8d1 f3e1 d1e1", + "MovesSAN": "Rd1+ Ne1 Rxe1#", + "Themes": "backRankMate mate mateIn2 middlegame short" + }, + { + "FEN": "3r1rk1/pp4bR/b3pqP1/7Q/5P2/Pp6/7P/5R1K w - - 1 30", + "PGN": "1. d4 e6 2. Nf3 d5 3. e3 c5 4. b3 Nc6 5. a3 Bd7 6. Bd3 Nge7 7. Bb2 Nf5 8. Nbd2 Qb6 9. O-O cxd4 10. exd4 Nfxd4 11. Nxd4 Nxd4 12. Nf3 Bc5 13. Ne5 Bb5 14. c4 Ba6 15. Kh1 O-O 16. f4 Rad8 17. Qh5 g6 18. Nxg6 fxg6 19. Bxg6 hxg6 20. Qxg6+ Kh8 21. Bxd4+ Bxd4 22. Rf3 Bg7 23. Rh3+ Kg8 24. Rh7 Qd4 25. Rf1 Qf6 26. Qh5 dxc4 27. g4 cxb3 28. g5 Qf7 29. g6 Qf6 *", + "Moves": "h7h8 g7h8 h5h7", + "MovesSAN": "Rh8+ Bxh8 Qh7#", + "Themes": "clearance mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "r2q4/6kp/6p1/2pBP3/3r4/6PQ/P1pp3P/5R1K w - - 2 28", + "PGN": "1. f4 g6 2. Nf3 Bg7 3. g3 d6 4. Bg2 Nf6 5. O-O O-O 6. Kh1 Nbd7 7. c4 c5 8. Nc3 Re8 9. e4 e5 10. d4 cxd4 11. Nb5 Nc5 12. Ng5 a6 13. b4 axb5 14. bxc5 dxc5 15. fxe5 Ng4 16. e6 Bxe6 17. Nxe6 Rxe6 18. Qxg4 d3 19. Rb1 d2 20. Bb2 Bxb2 21. Rxb2 Rd6 22. Bf3 bxc4 23. e5 Rd4 24. Qh3 c3 25. Rxb7 c2 26. Rxf7 Kxf7 27. Bd5+ Kg7 *", + "Moves": "f1f7 g7h8 h3h7", + "MovesSAN": "Rf7+ Kh8 Qxh7#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "6k1/4q2p/1rp1p1pQ/p2pP1P1/4n1r1/P6R/7P/2B2R1K w - - 6 36", + "PGN": "1. Nf3 d5 2. e3 Nf6 3. c4 Nc6 4. Nc3 e6 5. b3 Bb4 6. Bb2 O-O 7. a3 Bxc3 8. Bxc3 Ne4 9. Bb2 Ne7 10. d3 Nc5 11. b4 Nd7 12. Be2 b6 13. O-O Bb7 14. d4 Nf6 15. Ne5 Nc6 16. f4 Ne4 17. Bd3 Nf6 18. g4 Nxe5 19. fxe5 Nd7 20. c5 bxc5 21. bxc5 c6 22. Qf3 a5 23. Qh3 g6 24. Qh6 Ba6 25. Bxa6 Rxa6 26. Rf3 f5 27. Rh3 Qe7 28. g5 f4 29. exf4 Rxf4 30. Bc1 Rxd4 31. Be3 Re4 32. Bd2 Nxc5 33. Rf1 Rg4+ 34. Kh1 Ne4 35. Bc1 Rb6 *", + "Moves": "f1f8 e7f8 h6h7", + "MovesSAN": "Rf8+ Qxf8 Qxh7#", + "Themes": "deflection kingsideAttack mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "5b2/5p2/3pkp1p/4pN1P/1P2P1P1/p1R2P2/P4r2/K7 b - - 0 37", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Qxd4 Nc6 5. Bb5 Bd7 6. Bxc6 Bxc6 7. Nc3 Nf6 8. Bg5 h6 9. Bxf6 gxf6 10. O-O-O Qa5 11. Kb1 Rc8 12. Qd3 b5 13. Nd4 b4 14. Nxc6 Rxc6 15. Nd5 Qc5 16. f3 a5 17. Rc1 Bg7 18. g4 e5 19. Ne3 a4 20. Nf5 Bf8 21. h4 Be7 22. h5 a3 23. b3 Qc3 24. Qxc3 Rxc3 25. Rhf1 Kd7 26. Rcd1 Rhc8 27. Rd2 Bf8 28. Nh4 Ke6 29. Rfd1 R8c6 30. Rc1 Re3 31. Rd3 Re2 32. Nf5 Rf2 33. c4 bxc3 34. Rdxc3 Rb2+ 35. Ka1 Rxc3 36. Rxc3 Rf2 37. b4 *", + "Moves": "f2f1 c3c1 f1c1", + "MovesSAN": "Rf1+ Rc1 Rxc1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "8/ppBk1p2/4p3/2pp3p/3Pq3/2P1Pb2/PP1K1P1Q/6r1 w - - 0 31", + "PGN": "1. d4 d5 2. Bf4 Nf6 3. Nf3 c6 4. e3 Bf5 5. Be2 e6 6. Nbd2 Nbd7 7. O-O Be7 8. c3 h6 9. Bg3 g5 10. h3 g4 11. Ne5 gxh3 12. gxh3 Bxh3 13. Re1 Rg8 14. Kh2 Bf5 15. Ndf3 Nxe5 16. Nxe5 Bd6 17. Rg1 Bxe5 18. Bxe5 Rxg1 19. Qxg1 Ng4+ 20. Bxg4 Qh4+ 21. Kg2 Bxg4 22. Qh2 Qg5 23. Bg3 h5 24. Bh4 Bf3+ 25. Kf1 Qg4 26. Bg3 Kd7 27. Ke1 Rg8 28. Kd2 Qe4 29. Rg1 c5 30. Bc7 Rxg1 *", + "Moves": "h2d6 d7e8 d6d8", + "MovesSAN": "Qd6+ Ke8 Qd8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "2k2r2/2p1KP2/1b2P3/p6p/4P2P/P5P1/5r2/R2R4 b - - 4 42", + "PGN": "1. g3 e5 2. Bg2 Nc6 3. d3 Bc5 4. Nf3 Nf6 5. O-O d6 6. Nbd2 h5 7. c4 Bg4 8. h4 Nd7 9. Ne4 Qe7 10. a3 f5 11. Neg5 Nf6 12. Qc2 Nh7 13. b4 Bb6 14. Re1 a5 15. c5 dxc5 16. bxc5 Qxc5 17. Qxc5 Bxc5 18. Ne6 Bb6 19. Nxg7+ Kd7 20. Bb2 Rag8 21. Nxe5+ Nxe5 22. Bxe5 Nf8 23. Bxb7 Rh7 24. Nxf5 Bxf5 25. Kg2 Ne6 26. e4 Bg4 27. f4 Nc5 28. Bd5 Re8 29. Bc4 Be6 30. Bxe6+ Rxe6 31. d4 Nd3 32. f5 Rc6 33. Red1 Rc2+ 34. Kf3 Nxe5+ 35. dxe5+ Kc8 36. e6 Re7 37. Kf4 Rf2+ 38. Ke5 Rg2 39. f6 Re8 40. f7 Rf8 41. Kf6 Rf2+ 42. Ke7 *", + "Moves": "b6c5 d1d6 c5d6", + "MovesSAN": "Bc5+ Rd6 Bxd6#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r4rk1/5pp1/4q2p/3p4/4P2P/1P6/p1PNQ3/K4R1R b - - 0 28", + "PGN": "1. e4 e5 2. Bc4 c6 3. d3 Nf6 4. Nf3 d6 5. Bg5 h6 6. Bh4 Be7 7. Qd2 Nbd7 8. h3 b5 9. Bb3 Nc5 10. g4 Nxb3 11. axb3 Nxe4 12. Bxe7 Qxe7 13. dxe4 O-O 14. Nc3 Qf6 15. Qe3 a6 16. h4 Bxg4 17. Nd2 Bh5 18. f3 a5 19. O-O-O a4 20. bxa4 bxa4 21. Rdf1 a3 22. Kb1 Qe6 23. b3 d5 24. exd5 cxd5 25. Ne2 a2+ 26. Ka1 e4 27. fxe4 Bxe2 28. Qxe2 *", + "Moves": "e6e5 c2c3 e5c3", + "MovesSAN": "Qe5+ c3 Qxc3#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "7k/3P4/7p/1P2bQ1B/P3p3/3qP2P/5PP1/6K1 b - - 6 41", + "PGN": "1. d4 c6 2. c4 d5 3. Nf3 Nf6 4. Nc3 Bf5 5. cxd5 Nxd5 6. Qb3 Nxc3 7. Qxb7 Nb5 8. Qxa8 e6 9. Bd2 Bd6 10. a4 Nc7 11. Qxa7 O-O 12. e3 Be4 13. Be2 Nd5 14. O-O Nd7 15. Rac1 Bb8 16. Qa5 Bc7 17. Qa6 c5 18. dxc5 N5f6 19. Rfd1 Ng4 20. h3 Bxf3 21. Bxf3 Bh2+ 22. Kf1 Ngf6 23. Bc3 Qc7 24. b4 e5 25. c6 Nb8 26. Qc4 Re8 27. b5 e4 28. Be2 h6 29. Bxf6 gxf6 30. Rd4 f5 31. Rcd1 Be5 32. Rd5 Kh7 33. Bh5 Rg8 34. Rd7 Nxd7 35. Qxf7+ Rg7 36. Qxf5+ Kh8 37. Rxd7 Rxd7 38. cxd7 Qc1+ 39. Ke2 Qc2+ 40. Kf1 Qd3+ 41. Kg1 *", + "Moves": "d3b1 h5d1 b1d1", + "MovesSAN": "Qb1+ Bd1 Qxd1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r4rk1/2R3p1/4p1Qp/p5q1/1p6/8/5PPP/4R1K1 w - - 4 28", + "PGN": "1. e4 c5 2. b4 cxb4 3. d4 e6 4. Nf3 Nf6 5. Bd3 d5 6. e5 Nfd7 7. O-O Nc6 8. a3 h6 9. axb4 Nxb4 10. Bb5 a6 11. Bxd7+ Bxd7 12. c3 Nc6 13. Na3 Be7 14. c4 dxc4 15. Nxc4 O-O 16. Ba3 Bxa3 17. Rxa3 b5 18. Nd6 Qe7 19. Rc3 f6 20. Re1 fxe5 21. dxe5 b4 22. Rc4 a5 23. Qc2 Nxe5 24. Nxe5 Qxd6 25. Nxd7 Qxd7 26. Rc7 Qd5 27. Qg6 Qg5 *", + "Moves": "c7g7 g8h8 g7h7", + "MovesSAN": "Rxg7+ Kh8 Rh7#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "4k3/7R/4B3/1p1PK1n1/2p5/1r6/8/8 w - - 0 52", + "PGN": "1. d4 Nf6 2. c4 d6 3. Nf3 g6 4. g3 Bg7 5. Bg2 O-O 6. O-O c5 7. dxc5 dxc5 8. Ne5 Nfd7 9. Nd3 Nc6 10. Nc3 e6 11. Be3 Qe7 12. Na4 Nd4 13. Qd2 e5 14. Nc3 Rb8 15. Nd5 Qd8 16. Rad1 b6 17. Rfe1 Bb7 18. Bg5 f6 19. Bh6 f5 20. Bxg7 Kxg7 21. e3 Ne6 22. Qc3 Bxd5 23. cxd5 Ng5 24. Nxe5 Nxe5 25. Qxe5+ Qf6 26. Qc7+ Qf7 27. Qxf7+ Nxf7 28. f3 Rbd8 29. e4 fxe4 30. Rxe4 Rfe8 31. Rxe8 Rxe8 32. Kf2 Nd6 33. b3 Kf6 34. f4 a5 35. Bh3 Ne4+ 36. Kf3 Nd6 37. Be6 b5 38. g4 Ra8 39. g5+ Ke7 40. h4 a4 41. h5 axb3 42. axb3 Ra3 43. hxg6 Rxb3+ 44. Kg4 hxg6 45. Rh1 Ne4 46. Rh7+ Ke8 47. f5 gxf5+ 48. Kxf5 Ng3+ 49. Ke5 c4 50. Kd6 Ne4+ 51. Ke5 Nxg5 *", + "Moves": "h7h8 e8e7 d5d6", + "MovesSAN": "Rh8+ Ke7 d6#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "1r3r1k/2p4P/3p1bQP/3Pp3/p1q1n3/8/PPP2P2/1KBR2R1 b - - 0 27", + "PGN": "1. e4 e5 2. Bc4 Nc6 3. Nc3 Nf6 4. d3 Na5 5. Qf3 Nxc4 6. dxc4 d6 7. Bd2 Be7 8. h3 O-O 9. O-O-O a5 10. g4 Nd7 11. h4 a4 12. g5 Nc5 13. Kb1 Bd7 14. Qg2 b5 15. cxb5 Qb8 16. Nd5 Bd8 17. h5 Be6 18. g6 Bxd5 19. gxh7+ Kh8 20. exd5 Qxb5 21. Nf3 Rb8 22. Bc1 Ne4 23. Rhg1 Bf6 24. h6 g6 25. Nh4 Qc4 26. Nxg6+ fxg6 27. Qxg6 *", + "Moves": "e4c3 b1a1 c4a2", + "MovesSAN": "Nc3+ Ka1 Qxa2#", + "Themes": "mate mateIn2 middlegame pin queensideAttack short" + }, + { + "FEN": "2r5/1p3ppk/3p3p/3Pb3/4N3/3RP2P/P4PP1/6K1 b - - 0 31", + "PGN": "1. d4 e6 2. c4 c5 3. d5 exd5 4. cxd5 d6 5. Nc3 Nf6 6. Bg5 Be7 7. Nf3 O-O 8. e3 h6 9. Bxf6 Bxf6 10. Be2 Nd7 11. O-O Nb6 12. Qc2 Bg4 13. Rfd1 Qd7 14. Ne4 Be7 15. h3 Bf5 16. Bd3 Rae8 17. Ng3 Bxd3 18. Qxd3 Bf6 19. Rd2 c4 20. Qa3 c3 21. bxc3 Nc4 22. Qxa7 Nxd2 23. Nxd2 Bxc3 24. Rd1 Qb5 25. Nde4 Be5 26. Nf5 Rc8 27. Ne7+ Kh7 28. Nxc8 Rxc8 29. Qa3 Qe2 30. Qd3 Qxd3 31. Rxd3 *", + "Moves": "c8c1 d3d1 c1d1", + "MovesSAN": "Rc1+ Rd1 Rxd1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "1r4k1/p4ppp/8/4q3/4Q3/1P3BPP/P4bK1/5R2 b - - 0 29", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 Nf6 5. h3 e6 6. Nf3 Bb4 7. Bd2 O-O 8. Bd3 Qb6 9. O-O Be7 10. b3 Rd8 11. Ne2 c5 12. Qe1 Nc6 13. c3 e5 14. Bc4 exd4 15. cxd4 cxd4 16. Nfxd4 Nxd4 17. Ba5 Nxe2+ 18. Bxe2 Qc5 19. Bxd8 Bxd8 20. Bf3 Bc7 21. Rd1 Bd7 22. Bxb7 Rb8 23. Bf3 Bb5 24. Qd2 Bxf1 25. Rxf1 Qe5 26. g3 Bb6 27. Kg2 Ne4 28. Qc2 Bxf2 29. Qxe4 *", + "Moves": "e5g3 g2h1 g3h3", + "MovesSAN": "Qxg3+ Kh1 Qxh3#", + "Themes": "deflection endgame mate mateIn2 short" + }, + { + "FEN": "1k6/ppb5/5R2/2R5/3P4/P4pr1/1P2n3/5KBr w - - 0 32", + "PGN": "1. d4 d5 2. c4 c5 3. cxd5 Qxd5 4. Nf3 Nc6 5. e3 Bg4 6. Nc3 Qh5 7. Be2 cxd4 8. Nxd4 Bxe2 9. Qxe2 Qxe2+ 10. Ncxe2 Nxd4 11. exd4 O-O-O 12. Be3 e6 13. O-O Kb8 14. Rac1 Nf6 15. Ng3 Nd5 16. Bg5 f6 17. Be3 g5 18. Rc2 h5 19. Re1 h4 20. Nh1 Bb4 21. Ree2 Rde8 22. a3 Bd6 23. g3 Reg8 24. f4 gxf4 25. Bf2 hxg3 26. hxg3 f3 27. Rxe6 Bc7 28. Rc5 Nf4 29. Rxf6 Ne2+ 30. Kf1 Rxh1+ 31. Bg1 Rxg3 *", + "Moves": "f6f8 c7d8 f8d8", + "MovesSAN": "Rf8+ Bd8 Rxd8#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "3r2k1/ppb3pp/2pqNpn1/8/8/1PQ1P3/P3BPPP/2RR2K1 b - - 0 21", + "PGN": "1. d4 e5 2. dxe5 Nc6 3. Nf3 Nge7 4. e3 Ng6 5. Nbd2 Ngxe5 6. Be2 Nxf3+ 7. Nxf3 Ne7 8. O-O c6 9. c4 Ng6 10. Qc2 Bd6 11. Rd1 Bc7 12. b3 O-O 13. Bb2 Qe7 14. Rac1 Rd8 15. Qc3 f6 16. c5 d5 17. cxd6 Rxd6 18. Nd4 Be6 19. Ba3 Rad8 20. Bxd6 Qxd6 21. Nxe6 *", + "Moves": "d6h2 g1f1 h2h1", + "MovesSAN": "Qxh2+ Kf1 Qh1#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "3k4/pp5R/1q4p1/8/8/2Q4P/PPPr1PP1/6K1 b - - 6 28", + "PGN": "1. d4 d5 2. Bf4 Bf5 3. Nf3 e6 4. e3 Bd6 5. Bg3 Nf6 6. Bd3 Bg6 7. O-O O-O 8. Bxg6 hxg6 9. Nbd2 Nbd7 10. Bxd6 cxd6 11. Re1 Re8 12. e4 dxe4 13. Nxe4 Nxe4 14. Rxe4 d5 15. Re1 f6 16. h3 e5 17. dxe5 fxe5 18. Qxd5+ Kf8 19. Nxe5 Nxe5 20. Rxe5 Qb6 21. Rb1 Rad8 22. Rxe8+ Kxe8 23. Qg8+ Ke7 24. Re1+ Kd7 25. Qxg7+ Kc8 26. Re7 Rd2 27. Qc3+ Kd8 28. Rh7 *", + "Moves": "b6f2 g1h2 f2g2", + "MovesSAN": "Qxf2+ Kh2 Qxg2#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r1bq1rk1/1pp2ppp/1bn5/p7/3pN1P1/1P1Q4/PBPP1Pn1/2KR2NR w - - 0 14", + "PGN": "1. g4 e5 2. Bg2 Nc6 3. h3 Bc5 4. e3 Nge7 5. Nc3 d5 6. b3 O-O 7. Bb2 d4 8. exd4 exd4 9. Ne4 Bb6 10. Qf3 Ng6 11. O-O-O a5 12. h4 Nxh4 13. Qd3 Nxg2 *", + "Moves": "e4f6 g7f6 d3h7", + "MovesSAN": "Nf6+ gxf6 Qxh7#", + "Themes": "discoveredAttack kingsideAttack mate mateIn2 opening sacrifice short" + }, + { + "FEN": "r1b2k2/ppq2p1p/6p1/1n1p4/8/2P5/P1PQ1PPP/R3R1K1 w - - 0 16", + "PGN": "1. e4 c6 2. Nf3 d5 3. exd5 cxd5 4. d4 Nc6 5. Nc3 g6 6. Bb5 Bg7 7. Be3 Nh6 8. Qd2 Nf5 9. Bg5 O-O 10. O-O Ncxd4 11. Nxd4 Nxd4 12. Rfe1 Nxb5 13. Bxe7 Qc7 14. Bxf8 Bxc3 15. bxc3 Kxf8 *", + "Moves": "d2h6 f8g8 e1e8", + "MovesSAN": "Qh6+ Kg8 Re8#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "6rk/pp6/3pQ3/2p4p/P1P4q/1P1P3P/7K/R4R2 b - - 2 28", + "PGN": "1. e4 c5 2. Nf3 d6 3. Bc4 e6 4. d3 g6 5. a4 Bg7 6. Nc3 Nf6 7. Bd2 O-O 8. O-O Ng4 9. h3 Ne5 10. Nxe5 Bxe5 11. Qf3 Nc6 12. Bb3 Nd4 13. Qg4 Nxb3 14. cxb3 h5 15. Qf3 f5 16. exf5 Rxf5 17. Qe2 Bxc3 18. bxc3 e5 19. c4 Be6 20. f4 Qh4 21. Be1 Qe7 22. fxe5 Rxe5 23. Qf3 Rg5 24. Bh4 Rxg2+ 25. Qxg2 Qxh4 26. Qxg6+ Kh8 27. Qxe6 Rg8+ 28. Kh2 *", + "Moves": "h4g3 h2h1 g3g2", + "MovesSAN": "Qg3+ Kh1 Qg2#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "4r2k/5Rp1/p5Pp/1p1p2nP/7K/3rp1N1/PP6/5R2 w - - 0 40", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Be7 5. Nc3 d6 6. O-O O-O 7. h3 Be6 8. Bb5 a6 9. Ba4 b5 10. Bb3 Qd7 11. Bxe6 fxe6 12. Ne2 d5 13. Ng3 Nd4 14. Nxd4 exd4 15. e5 Ne8 16. Qg4 c5 17. Nh5 Bd8 18. Bh6 Qe7 19. f4 Qh4 20. Qxh4 Bxh4 21. Bg5 Bxg5 22. fxg5 Nc7 23. Nf4 c4 24. h4 Rae8 25. h5 Rf5 26. g6 h6 27. g4 Rg5 28. Kh2 Rxg4 29. Kh3 Rg5 30. Ne2 cxd3 31. cxd3 Rxe5 32. Nxd4 Re3+ 33. Kh4 Rxd3 34. Nc6 e5 35. Rf7 e4 36. Raf1 Ne6 37. Ne7+ Kh8 38. Nf5 Ng5 39. Ng3 e3 *", + "Moves": "f7f8 e8f8 f1f8", + "MovesSAN": "Rf8+ Rxf8 Rxf8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "4k3/1R6/6P1/4K3/8/p7/rp6/8 w - - 0 61", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. g3 Bc5 4. Bg2 d6 5. h3 Nge7 6. O-O O-O 7. c3 f5 8. d4 fxe4 9. Ng5 exd4 10. cxd4 Nxd4 11. Be3 Nef5 12. Nxe4 Nxe3 13. fxe3 Ne6 14. Nxc5 Nxc5 15. Rxf8+ Qxf8 16. Nc3 Qf5 17. Nd5 Qd7 18. b4 Ne6 19. Qg4 Kh8 20. Rf1 c6 21. Nc3 Kg8 22. Ne4 Kh8 23. Ng5 Qe7 24. Nf7+ Kg8 25. Nh6+ Kh8 26. Nf5 Qd8 27. Rd1 d5 28. Nh4 Bd7 29. Rf1 Ng5 30. Qh5 Kg8 31. e4 dxe4 32. Rf4 Qe7 33. Nf5 Bxf5 34. Rxf5 h6 35. h4 Nf3+ 36. Bxf3 exf3 37. Qxf3 Re8 38. Kg2 Qxb4 39. Rf4 Qd2+ 40. Kh3 Qd7+ 41. g4 Qe6 42. Qf2 Qe3+ 43. Kg2 Qxf2+ 44. Rxf2 Re4 45. Kg3 a5 46. Kf3 Ra4 47. Rd2 b5 48. Rd6 c5 49. Rc6 Rxa2 50. Rxc5 b4 51. Rb5 Ra3+ 52. Kf4 b3 53. g5 hxg5+ 54. hxg5 Kf7 55. Rb6 a4 56. g6+ Ke7 57. Ke5 Ra2 58. Rb7+ Ke8 59. Rxg7 b2 60. Rb7 a3 *", + "Moves": "g6g7 b2b1q g7g8q", + "MovesSAN": "g7 b1=Q g8=Q#", + "Themes": "advancedPawn endgame mate mateIn2 promotion rookEndgame short" + }, + { + "FEN": "7k/1b3Qpr/pp2p1np/5p2/1PBqpP2/P3r3/6PP/R4RK1 w - - 0 29", + "PGN": "1. d4 f5 2. f4 e6 3. e3 Nf6 4. Nf3 b6 5. Bc4 Bb7 6. O-O Nc6 7. c3 Na5 8. Bd3 c5 9. b4 cxb4 10. cxb4 Nc6 11. a3 d5 12. Bb5 h6 13. Ne5 Rc8 14. Bd2 Be7 15. Ng6 Rh7 16. Be1 Ne4 17. Ne5 Nf6 18. Bh4 Kf8 19. Ng6+ Kg8 20. Nd2 a6 21. Bd3 Ne4 22. Bxe7 Nxe7 23. Ne5 Rc3 24. Nxe4 dxe4 25. Bc4 Rxe3 26. Qh5 Qxd4 27. Qf7+ Kh8 28. Ng6+ Nxg6 *", + "Moves": "f7e8 g6f8 e8f8", + "MovesSAN": "Qe8+ Nf8 Qxf8#", + "Themes": "fork mate mateIn2 middlegame short" + }, + { + "FEN": "8/8/4p2N/6p1/4R3/5Pk1/2r3P1/6K1 b - - 0 42", + "PGN": "1. d4 e6 2. e3 Nf6 3. Bd3 c5 4. c3 d5 5. dxc5 Bxc5 6. Nf3 Nc6 7. Qc2 h6 8. Nbd2 b6 9. h3 a5 10. e4 Ba6 11. Bxa6 Rxa6 12. exd5 Qxd5 13. O-O b5 14. Rd1 O-O 15. Nf1 Qh5 16. Qe2 Ba7 17. Ng3 Qc5 18. Be3 Qc4 19. Qxc4 bxc4 20. Bxa7 Rxa7 21. Rd6 Ne7 22. Rad1 Ned5 23. Rc6 Rb7 24. Rb1 Rfb8 25. Rxc4 Rxb2 26. Rxb2 Rxb2 27. Rc5 Rxa2 28. Ne5 Rc2 29. Rxa5 Nxc3 30. Ra8+ Kh7 31. Nxf7 Nfe4 32. Nxe4 Nxe4 33. f3 Nf6 34. Rh8+ Kg6 35. Ne5+ Kf5 36. Ng4 Nd5 37. Rg8 Nf4 38. Rf8+ Kg5 39. h4+ Kxh4 40. Rxf4 g5 41. Re4 Kg3 42. Nxh6 *", + "Moves": "c2c1 e4e1 c1e1", + "MovesSAN": "Rc1+ Re1 Rxe1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "7k/5pnp/3p2pB/3P4/3q4/2Q4P/5PPK/3r4 w - - 0 37", + "PGN": "1. d4 Nf6 2. c4 d6 3. Nf3 g6 4. Nc3 Bg7 5. e4 O-O 6. Be2 c5 7. d5 a6 8. O-O b5 9. cxb5 axb5 10. Bxb5 Ba6 11. Bxa6 Nxa6 12. Re1 Nb4 13. a3 Qc7 14. Bf4 Na6 15. h3 Rfb8 16. Rb1 c4 17. Nd4 Nc5 18. Nc6 Rb3 19. Bh2 Nd3 20. Re2 Qb6 21. Nxe7+ Kh8 22. Qc2 Nh5 23. e5 Nxe5 24. Ne4 c3 25. Nxc3 Nc4 26. Nd1 Nxa3 27. Ra1 Bxb2 28. Rxa3 Bxa3 29. Nc6 Rb1 30. Rd2 Bc5 31. Qc3+ Ng7 32. Bf4 Raa1 33. Bh6 Rxd1+ 34. Rxd1 Rxd1+ 35. Kh2 Bd4 36. Nxd4 Qxd4 *", + "Moves": "c3c8 g7e8 c8e8", + "MovesSAN": "Qc8+ Ne8 Qxe8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "6k1/5ppp/8/1r3p2/2Rb4/1P1P1P2/2K3PP/4r3 w - - 0 35", + "PGN": "1. e3 d5 2. b3 Bf5 3. Bb2 Nc6 4. Nc3 Nf6 5. Nb5 a6 6. Bxf6 exf6 7. Nc3 d4 8. exd4 Nxd4 9. d3 Bb4 10. Qd2 O-O 11. Nge2 Nxe2 12. Bxe2 Qd4 13. O-O-O Bxc3 14. Qe3 Rae8 15. Qxd4 Bxd4 16. Bf3 b6 17. Bc6 Rd8 18. f3 Bd7 19. Be4 f5 20. Bb7 a5 21. Rhe1 Rb8 22. Ba6 b5 23. Re7 Rfd8 24. c4 Rb6 25. cxb5 Bxb5 26. Bxb5 Rxb5 27. Rxc7 Be3+ 28. Kb2 a4 29. Re1 Bd4+ 30. Kc2 axb3+ 31. axb3 Ra8 32. Rc4 Ra2+ 33. Kb1 Ra1+ 34. Kc2 Rxe1 *", + "Moves": "c4c8 e1e8 c8e8", + "MovesSAN": "Rc8+ Re8 Rxe8#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "r2q2k1/1bR3p1/p3p1p1/1p6/1b1P1Q2/1N3P2/P5PP/6K1 w - - 2 27", + "PGN": "1. d4 d5 2. Bf4 c6 3. e3 Nf6 4. Bd3 a6 5. Nd2 b5 6. b3 Nbd7 7. Ngf3 e6 8. c4 dxc4 9. bxc4 Bb4 10. cxb5 cxb5 11. O-O O-O 12. Nb3 Nd5 13. Rc1 Bb7 14. Ne5 Nxe5 15. Bxe5 f6 16. Qh5 f5 17. Rc7 Nxc7 18. Bxc7 Qxc7 19. Rc1 Qd6 20. Qg5 Rf6 21. Qf4 Qd5 22. f3 Rg6 23. e4 fxe4 24. Bxe4 Qd7 25. Bxg6 hxg6 26. Rc7 Qd8 *", + "Moves": "f4f7 g8h8 f7g7", + "MovesSAN": "Qf7+ Kh8 Qxg7#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "r1bq1rk1/pp2bppp/8/2p1n1N1/3pN3/3Q4/P1P2PPP/R1B1R1K1 w - - 1 14", + "PGN": "1. e4 c6 2. d3 d5 3. Nd2 e5 4. Ngf3 Nd7 5. d4 exd4 6. exd5 c5 7. Bd3 Ngf6 8. O-O Nxd5 9. Re1+ Be7 10. b4 Nxb4 11. Ne4 O-O 12. Nfg5 Nxd3 13. Qxd3 Ne5 *", + "Moves": "e4f6 g7f6 d3h7", + "MovesSAN": "Nf6+ gxf6 Qxh7#", + "Themes": "discoveredAttack kingsideAttack mate mateIn2 opening sacrifice short" + }, + { + "FEN": "3r3r/1k3p2/2p1p1p1/3nP3/5P2/2qBQ2P/P4BPK/4b3 w - - 4 26", + "PGN": "1. e4 c6 2. d3 d5 3. Nd2 Nf6 4. f4 Bg4 5. Ngf3 dxe4 6. dxe4 Bxf3 7. Qxf3 e6 8. Bd3 Nbd7 9. O-O Bc5+ 10. Kh1 h5 11. h3 h4 12. e5 Nh5 13. Re1 Ng3+ 14. Kh2 g6 15. Ne4 Qb6 16. Nxg3 hxg3+ 17. Kxg3 O-O-O 18. c3 Be7 19. Be3 Qxb2 20. Rab1 Qxc3 21. Bxa7 Bh4+ 22. Kh2 Bxe1 23. Rxb7 Kxb7 24. Bf2 Nb6 25. Qe3 Nd5 *", + "Moves": "e3a7 b7c8 d3a6", + "MovesSAN": "Qa7+ Kc8 Ba6#", + "Themes": "master mate mateIn2 middlegame short" + }, + { + "FEN": "1k2r1r1/ppp5/6q1/7p/P1QP3B/4p1Pb/5P2/1RR3K1 w - - 0 32", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. e5 Ng4 7. cxd4 Bb4+ 8. Nc3 d5 9. Bb3 Bxc3+ 10. bxc3 Be6 11. O-O h5 12. Bg5 Ne7 13. h3 Nh6 14. Qd2 Qd7 15. Rab1 O-O-O 16. a4 Kb8 17. Qb2 Qc6 18. Bc2 Bc8 19. Bd3 f6 20. exf6 gxf6 21. Ne5 fxe5 22. Bxe7 Rde8 23. Bg5 Nf7 24. Bh4 Nd6 25. c4 e4 26. Be2 Nxc4 27. Qa2 Rhg8 28. Rfc1 Bxh3 29. g3 Qg6 30. Bxc4 dxc4 31. Qxc4 e3 *", + "Moves": "c4c7 b8a8 c7b7", + "MovesSAN": "Qxc7+ Ka8 Qxb7#", + "Themes": "mate mateIn2 middlegame queensideAttack short" + }, + { + "FEN": "r1b1rk2/ppp3pQ/2nb1qB1/8/3P1p2/8/PPP3PP/R1B2K1R w - - 2 16", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Nbd2 Bd6 7. Nxe4 dxe4 8. Qe2 O-O 9. Qxe4 Re8 10. Ne5 Nc6 11. f4 f6 12. Bd3 fxe5 13. Qxh7+ Kf8 14. Bg6 exf4+ 15. Kf1 Qf6 *", + "Moves": "h7h8 f8e7 h8e8", + "MovesSAN": "Qh8+ Ke7 Qxe8#", + "Themes": "mate mateIn2 opening short" + }, + { + "FEN": "8/5pk1/3R1p1p/8/2P5/2P5/2r2PPP/6K1 b - - 0 27", + "PGN": "1. e4 e5 2. Nf3 d6 3. Bc4 Bg4 4. d3 Nc6 5. c3 Nf6 6. Be3 a6 7. a4 b5 8. axb5 axb5 9. Rxa8 Qxa8 10. Bxb5 Be7 11. Qa4 Qxa4 12. Bxa4 Bd7 13. O-O O-O 14. Nbd2 Ra8 15. Bxc6 Bxc6 16. Nc4 d5 17. exd5 Bxd5 18. Nfxe5 Bd6 19. Bd4 Ra2 20. Nxd6 cxd6 21. Nc4 Bxc4 22. dxc4 Rxb2 23. Re1 h6 24. Bxf6 gxf6 25. Re8+ Kg7 26. Rd8 Rc2 27. Rxd6 *", + "Moves": "c2c1 d6d1 c1d1", + "MovesSAN": "Rc1+ Rd1 Rxd1#", + "Themes": "backRankMate endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "6k1/3q1ppp/p3p3/3p4/2pP1P2/2P1PKP1/r3N2P/1R6 w - - 2 30", + "PGN": "1. d4 d5 2. c3 Bf5 3. g3 Nf6 4. e3 Bg4 5. Nd2 Bxd1 6. Kxd1 e6 7. Be2 c5 8. f3 c4 9. f4 Be7 10. Ndf3 Ne4 11. Ke1 Nc6 12. Kf1 O-O 13. Kg2 a6 14. Bd1 b5 15. Bc2 b4 16. Ne2 bxc3 17. bxc3 Rb8 18. a4 Na5 19. Ba3 Bxa3 20. Rxa3 Nb3 21. Rb1 Qd7 22. a5 Nbd2 23. Nxd2 Nxd2 24. Rxb8 Rxb8 25. Ra1 Nb3 26. Bxb3 Rxb3 27. Rd1 Ra3 28. Kf3 Rxa5 29. Rb1 Ra2 *", + "Moves": "b1b8 d7c8 b8c8", + "MovesSAN": "Rb8+ Qc8 Rxc8#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "6k1/pp3rp1/2p1Q3/2b4R/2P1Bqr1/2N2N2/PP6/R4K2 b - - 0 30", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. Nf3 Bg4 5. Bc4 e6 6. h3 Bh5 7. O-O Nf6 8. Qe2 Be7 9. d4 c6 10. Bd2 Qc7 11. Rfe1 O-O 12. g4 Nxg4 13. hxg4 Bxg4 14. Kg2 h5 15. Rh1 Nd7 16. Bd3 Nf6 17. Ne4 Nd5 18. c4 Nf4+ 19. Bxf4 Qxf4 20. Qe3 Qc7 21. Ne5 f5 22. Nc3 Rad8 23. f3 f4 24. Qe2 Rxd4 25. fxg4 f3+ 26. Nxf3 Rxg4+ 27. Kf1 Qf4 28. Qxe6+ Rf7 29. Be4 Bc5 30. Rxh5 *", + "Moves": "g4g1 f1e2 f4e3", + "MovesSAN": "Rg1+ Ke2 Qe3#", + "Themes": "mate mateIn2 middlegame pin short" + }, + { + "FEN": "6R1/8/1r6/3p4/p1p1kpPp/P1Pp4/1P4P1/2K5 w - - 1 53", + "PGN": "1. e4 e5 2. Nf3 Bc5 3. Nxe5 Qh4 4. Qf3 Nf6 5. Nd3 Na6 6. Nxc5 Nxc5 7. d3 d5 8. e5 Bg4 9. Qg3 Qxg3 10. hxg3 Nh5 11. Be2 Bxe2 12. Kxe2 g6 13. Bh6 O-O-O 14. Nd2 Rhg8 15. Be3 b6 16. Bxc5 bxc5 17. Nf3 Rge8 18. Kd2 f5 19. Rae1 Re7 20. c3 c4 21. d4 a5 22. Ng5 f4 23. g4 Ng7 24. Nh3 Rf8 25. f3 h5 26. g5 c6 27. Kc2 Nf5 28. Re2 Ng3 29. Ree1 Nxh1 30. Rxh1 a4 31. a3 Rb7 32. Rb1 Rff7 33. Nf2 Rb6 34. Nh3 h4 35. Nf2 Rfb7 36. Ng4 Rb5 37. Nf6 c5 38. Ne8 cxd4 39. Nd6+ Kd7 40. Nxb5 d3+ 41. Kd2 Rxb5 42. Ke1 Ke6 43. Kf2 Kxe5 44. Re1+ Kf5 45. Re2 Kxg5 46. Ke1 Kf5 47. Kd1 g5 48. Kc1 Rb6 49. Re8 g4 50. Rf8+ Kg5 51. Rg8+ Kf5 52. fxg4+ Ke4 *", + "Moves": "g8e8 b6e6 e8e6", + "MovesSAN": "Re8+ Re6 Rxe6#", + "Themes": "endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "1r4k1/1b3ppp/1b1p4/2p5/4qPB1/1PB1P1P1/P2Q3P/2R1R1K1 b - - 1 32", + "PGN": "1. c4 e5 2. g3 Nc6 3. Bg2 Bc5 4. e3 Nge7 5. Ne2 a6 6. O-O b5 7. cxb5 axb5 8. b3 Bb7 9. Nbc3 O-O 10. Nxb5 d6 11. d4 exd4 12. Nbxd4 Nxd4 13. Nxd4 Ba6 14. Re1 Nd5 15. Bxd5 Rb8 16. Nc6 Qf6 17. Nxb8 Rxb8 18. Rb1 Bb4 19. Bd2 Bc5 20. Bf3 Bd3 21. Rc1 Bb6 22. Be2 Be4 23. f3 Bb7 24. Bc3 Qg5 25. Bd4 Ba5 26. f4 Qg6 27. Bc3 Bb6 28. Qd3 Be4 29. Qd2 Bb7 30. Bd4 Qe4 31. Bg4 c5 32. Bc3 *", + "Moves": "e4h1 g1f2 h1g2", + "MovesSAN": "Qh1+ Kf2 Qg2#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "4r1k1/1R3pbp/3p2p1/3P4/2P5/5Q2/5PPP/r3qBK1 w - - 4 24", + "PGN": "1. e4 c5 2. c4 Nc6 3. Nf3 d6 4. d3 Nf6 5. Bg5 g6 6. Bxf6 exf6 7. Nc3 Bg7 8. Nd5 O-O 9. a3 Be6 10. b4 f5 11. Rb1 fxe4 12. dxe4 cxb4 13. axb4 Bxd5 14. exd5 Re8+ 15. Be2 Nd4 16. Nxd4 Bxd4 17. O-O Bg7 18. Re1 a5 19. bxa5 Qxa5 20. Rxb7 Qa1 21. Qd3 Qxe1+ 22. Bf1 Ra2 23. Qf3 Ra1 *", + "Moves": "f3f7 g8h8 f7g7", + "MovesSAN": "Qxf7+ Kh8 Qxg7#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "2r5/5pkp/4p3/8/8/3RP3/5PPP/6K1 b - - 0 27", + "PGN": "1. Nf3 e6 2. c4 c6 3. e3 d5 4. Be2 dxc4 5. Nc3 b5 6. a4 Bd7 7. axb5 cxb5 8. b3 Bb4 9. Bb2 Bxc3 10. Bxc3 Nf6 11. bxc4 bxc4 12. Bxc4 O-O 13. O-O Bc6 14. Be2 Nbd7 15. Qc2 Be4 16. d3 Bxf3 17. Bxf3 Rc8 18. Rxa7 Ne5 19. Be2 Nd5 20. Ra3 Nb4 21. Qd2 Nbxd3 22. Bxd3 Qxd3 23. Qxd3 Nxd3 24. Bxg7 Kxg7 25. Rxd3 Rfd8 26. Rfd1 Rxd3 27. Rxd3 *", + "Moves": "c8c1 d3d1 c1d1", + "MovesSAN": "Rc1+ Rd1 Rxd1#", + "Themes": "backRankMate endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "5k2/p4ppp/bp6/2p5/8/P6P/1q3PPB/4Q1K1 w - - 0 26", + "PGN": "1. d4 Nf6 2. c4 d5 3. Nf3 dxc4 4. Nc3 e6 5. e4 Bb4 6. Qc2 O-O 7. Bxc4 c5 8. d5 exd5 9. exd5 Nxd5 10. Bxd5 Qxd5 11. O-O Bxc3 12. Qxc3 b6 13. Bf4 Ba6 14. Rfe1 Nc6 15. a3 Rad8 16. h3 Qf5 17. Bc7 Rd7 18. Bh2 Nd4 19. Nxd4 Rxd4 20. Re5 Qd7 21. Rae1 Rd1 22. Re7 Rxe1+ 23. Qxe1 Qd4 24. Re8 Qxb2 25. Rxf8+ Kxf8 *", + "Moves": "h2d6 f8g8 e1e8", + "MovesSAN": "Bd6+ Kg8 Qe8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "5kr1/p2r1p1p/3p1P1b/6p1/4PP2/2Q1K3/q6P/7R w - - 1 33", + "PGN": "1. e4 c5 2. Nf3 d6 3. c3 Nc6 4. d4 cxd4 5. cxd4 e6 6. d5 Ne5 7. Bb5+ Bd7 8. a4 Bxb5 9. axb5 Nf6 10. b6 Qxb6 11. Be3 Qb4+ 12. Nc3 Nxf3+ 13. gxf3 Qxb2 14. dxe6 Qxc3+ 15. Bd2 Qe5 16. Qa4+ Ke7 17. Bg5 Kxe6 18. Bxf6 Qxf6 19. Qc4+ Ke7 20. Qc7+ Ke8 21. Qxb7 Qxa1+ 22. Ke2 Qa2+ 23. Ke3 Rd8 24. Qc6+ Rd7 25. Qc8+ Rd8 26. Qc6+ Ke7 27. Qc7+ Rd7 28. Qc3 Rg8 29. f4 g6 30. f5 Bh6+ 31. f4 g5 32. f6+ Kf8 *", + "Moves": "c3c8 d7d8 c8d8", + "MovesSAN": "Qc8+ Rd8 Qxd8#", + "Themes": "endgame fork mate mateIn2 short" + }, + { + "FEN": "4r1k1/4rp1p/p5Nn/1pp5/3p4/1P4Pp/PBPP1P1P/R3R1K1 b - - 0 27", + "PGN": "1. e4 c5 2. Ne2 a6 3. Nbc3 Nc6 4. g3 e6 5. Bg2 Nf6 6. O-O d5 7. exd5 exd5 8. Nf4 d4 9. Qe1+ Be7 10. Na4 O-O 11. b3 b5 12. Bxc6 Ra7 13. Nb2 Qd6 14. Bg2 Re8 15. Nbd3 Bb7 16. Bxb7 Rxb7 17. Bb2 Ng4 18. Qe4 Rd7 19. Qf5 Nh6 20. Qh3 Bg5 21. Rfe1 Rde7 22. Qf1 Bxf4 23. Nxf4 g5 24. Nh5 Qg6 25. Qh3 g4 26. Nf4 gxh3 27. Nxg6 *", + "Moves": "e7e1 a1e1 e8e1", + "MovesSAN": "Rxe1+ Rxe1 Rxe1#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "5r2/p3R3/1p4pk/8/5pPP/5K2/P1r5/8 w - - 0 35", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nf3 Nf6 6. Nc3 Bb4 7. Bd2 Bxc3 8. Bxc3 Nxe4 9. Nxe5 Nxe5 10. Bxe5 Qa5+ 11. Bc3 Nxc3 12. bxc3 Qxc3+ 13. Ke2 O-O 14. f3 Re8+ 15. Kf2 Qc5+ 16. Kg3 Qe5+ 17. Kf2 Qe3+ 18. Kg3 Re5 19. Bd3 Rg5+ 20. Kh3 Qe6+ 21. g4 d5 22. Re1 Qd6 23. Re8+ Qf8 24. Bxh7+ Kxh7 25. Rxf8 Bxg4+ 26. fxg4 Rxf8 27. Qd3+ g6 28. Kg3 f5 29. Qxd5 f4+ 30. Kf3 Rxd5 31. Rb1 b6 32. Re1 Kh6 33. Re7 Rd2 34. h4 Rxc2 *", + "Moves": "g4g5 h6h5 e7h7", + "MovesSAN": "g5+ Kh5 Rh7#", + "Themes": "endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "1r3r1k/p1p1bp2/2p2Np1/4P3/5P2/2B3Rp/qPb2P1P/2K1R3 w - - 0 24", + "PGN": "1. c4 e6 2. e3 d5 3. cxd5 exd5 4. Nc3 Nc6 5. d4 Bd6 6. Nge2 Nf6 7. g3 h5 8. Bg2 h4 9. Bd2 h3 10. Bxd5 O-O 11. e4 Be7 12. Bxc6 bxc6 13. e5 Nd5 14. Qc2 g6 15. Ne4 Qd7 16. Nf4 Nxf4 17. gxf4 Qxd4 18. O-O-O Bf5 19. Rde1 Rab8 20. Bc3 Qd5 21. Rhg1 Qxa2 22. Nf6+ Kh8 23. Rg3 Bxc2 *", + "Moves": "g3h3 h8g7 h3h7", + "MovesSAN": "Rxh3+ Kg7 Rh7#", + "Themes": "hookMate mate mateIn2 middlegame short" + }, + { + "FEN": "2r4r/6kp/p4Rp1/3N4/8/4R3/PP3PPP/6K1 b - - 0 32", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 b5 5. Bb3 Nf6 6. Ng5 d5 7. exd5 Nxd5 8. d3 Nd4 9. c3 Nxb3 10. Qxb3 c6 11. c4 Nf6 12. cxb5 Nd5 13. bxc6 Be6 14. Nxe6 fxe6 15. Qa4 Qc7 16. O-O Nb6 17. Qe4 Rc8 18. Nc3 Qxc6 19. Qxe5 Nd7 20. Qh5+ g6 21. Qh3 Bd6 22. Qxe6+ Be7 23. Re1 Qxe6 24. Rxe6 Nc5 25. Re3 Kf7 26. d4 Ne6 27. Rf3+ Bf6 28. Nd5 Nxd4 29. Rxf6+ Kg7 30. Be3 Nf5 31. Re1 Nxe3 32. Rxe3 *", + "Moves": "c8c1 e3e1 c1e1", + "MovesSAN": "Rc1+ Re1 Rxe1#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "6rk/pp4p1/5pRp/3p3Q/8/7P/1q3PPK/8 w - - 0 31", + "PGN": "1. d4 Nf6 2. c4 e6 3. e4 Be7 4. e5 Ng8 5. h3 d6 6. Nf3 dxe5 7. Nxe5 Nf6 8. Be2 O-O 9. Nc3 Nc6 10. d5 Nxe5 11. O-O exd5 12. cxd5 Ned7 13. Bf3 Bd6 14. Bg5 h6 15. Bh4 Re8 16. Ne4 Be7 17. Nxf6+ Bxf6 18. Bxf6 Nxf6 19. Re1 Rxe1+ 20. Qxe1 Nxd5 21. Rd1 c6 22. Bxd5 cxd5 23. Qe5 Be6 24. Rd3 Qa5 25. Rg3 f6 26. Qxe6+ Kh8 27. Qf7 Rg8 28. Qh5 Qxa2 29. Rg6 Qb1+ 30. Kh2 Qxb2 *", + "Moves": "g6h6 g7h6 h5h6", + "MovesSAN": "Rxh6+ gxh6 Qxh6#", + "Themes": "endgame mate mateIn2 sacrifice short" + }, + { + "FEN": "3r3k/ppbq1pp1/8/8/1PP1P3/P2p2P1/1B1Q1PK1/8 w - - 0 27", + "PGN": "1. e4 c5 2. a3 d5 3. exd5 Nf6 4. c4 e6 5. Qe2 Be7 6. dxe6 Bxe6 7. Nc3 Nc6 8. Nf3 O-O 9. g3 Re8 10. Bg2 Qd7 11. O-O Bh3 12. d3 Bd6 13. Qc2 Bxg2 14. Kxg2 Nd4 15. Nxd4 cxd4 16. Ne4 Nxe4 17. dxe4 Re6 18. b4 Bc7 19. Re1 h5 20. Bb2 h4 21. Rad1 hxg3 22. hxg3 Rh6 23. Rh1 Rxh1 24. Rxh1 d3 25. Qd2 Rd8 26. Rh8+ Kxh8 *", + "Moves": "d2h6 h8g8 h6g7", + "MovesSAN": "Qh6+ Kg8 Qxg7#", + "Themes": "endgame mate mateIn2 pin short" + }, + { + "FEN": "rq3B1k/2R2Qpp/2p2b2/2P5/1P1pp3/7P/5PPK/8 w - - 6 38", + "PGN": "1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 e6 6. Nf3 Be7 7. c5 O-O 8. Bd3 a5 9. Qb3 Nc6 10. Na4 Nb4 11. Nb6 Rb8 12. Bd2 Nxd3+ 13. Qxd3 a4 14. O-O Nd7 15. Ba5 Nxb6 16. Bxb6 Qd7 17. Ne5 Qe8 18. Qd2 f6 19. Nf3 Qg6 20. Bc7 Ra8 21. b4 axb3 22. axb3 Rxa1 23. Rxa1 Bd7 24. Ra7 Bc6 25. b4 e5 26. dxe5 fxe5 27. h3 Qb1+ 28. Kh2 e4 29. Ne5 Qf1 30. Nxc6 bxc6 31. Bg3 Bf6 32. Rc7 Qb5 33. Bd6 Re8 34. Qd1 d4 35. Qh5 Ra8 36. Qf7+ Kh8 37. Bf8 Qb8 *", + "Moves": "f8g7 f6g7 f7g7", + "MovesSAN": "Bxg7+ Bxg7 Qxg7#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "6rk/pp3rp1/2p1qpQp/4p2R/1Pp1P3/P2PP1RP/6P1/6K1 w - - 0 26", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. Nc3 Nf6 5. d3 h6 6. O-O O-O 7. Nd5 d6 8. a3 Bg4 9. b4 Bb6 10. h3 Bxf3 11. Qxf3 Nd4 12. Qd1 Nxd5 13. Bxd5 c6 14. Ba2 Nb5 15. Be3 Bxe3 16. fxe3 Nc3 17. Qh5 Nxa2 18. Rxa2 Qe7 19. c4 Qe6 20. Raf2 f6 21. Rf3 Rf7 22. Rg3 Kh8 23. Qg6 Rg8 24. Rf5 d5 25. Rh5 dxc4 *", + "Moves": "h5h6 g7h6 g6g8", + "MovesSAN": "Rxh6+ gxh6 Qxg8#", + "Themes": "endgame kingsideAttack mate mateIn2 short" + }, + { + "FEN": "8/pp3p2/2p5/3p1p1p/3P1k2/5P2/PP3KPP/8 w - - 0 31", + "PGN": "1. d4 g6 2. Bg5 Bg7 3. e3 d6 4. Bc4 Nf6 5. Nc3 c6 6. Nge2 d5 7. Bb3 O-O 8. Kf1 e6 9. f3 Qd7 10. Kf2 Na6 11. Rf1 Nc7 12. Kg1 Nfe8 13. e4 Bf6 14. Bf4 dxe4 15. Nxe4 Kg7 16. Qd3 Nd5 17. Bxd5 exd5 18. Nxf6 Nxf6 19. Be5 Qf5 20. Qxf5 Bxf5 21. Ng3 Bxc2 22. Rac1 Bf5 23. Nxf5+ gxf5 24. Bxf6+ Kxf6 25. Rce1 Rae8 26. Rxe8 Rxe8 27. Kf2 Kg5 28. Re1 Rxe1 29. Kxe1 Kf4 30. Kf2 h5 *", + "Moves": "h2h4 c6c5 g2g3", + "MovesSAN": "h4 c5 g3#", + "Themes": "endgame mate mateIn2 pawnEndgame quietMove short" + }, + { + "FEN": "3rr2k/2p1b1p1/6P1/p4pRp/2B2PnP/PP4K1/1Bbp4/8 w - - 0 33", + "PGN": "1. d4 e5 2. dxe5 Nc6 3. Nf3 Qe7 4. Nc3 Nxe5 5. e3 Nxf3+ 6. Qxf3 Qb4 7. Qe4+ Qxe4 8. Nxe4 Be7 9. b3 Nf6 10. Bb2 Nxe4 11. Bd3 Nf6 12. O-O O-O 13. h4 d6 14. f3 d5 15. g4 h5 16. g5 Nh7 17. f4 Bc5 18. Rf3 Bg4 19. Rg3 Rfe8 20. Re1 d4 21. e4 f5 22. e5 Rad8 23. a3 a5 24. e6 b5 25. Bxb5 d3+ 26. Kh2 d2 27. Rd1 Bxd1 28. Bc4 Kh8 29. g6 Nf6 30. Rg5 Ng4+ 31. Kg3 Bxc2 32. e7 Bxe7 *", + "Moves": "g5h5 g4h6 h5h6", + "MovesSAN": "Rxh5+ Nh6 Rxh6#", + "Themes": "kingsideAttack mate mateIn2 middlegame pin short" + }, + { + "FEN": "2Q2b1r/4kppp/1q2p3/p7/2nP4/P1N1P2N/1P3PPP/2K4R b - - 0 26", + "PGN": "1. e3 d5 2. c4 e6 3. Qa4+ Bd7 4. Qb3 Nf6 5. Qxb7 Bc6 6. Qb3 dxc4 7. Qxc4 Bd5 8. Qc3 Ne4 9. Qa5 Nc6 10. Qa6 Nb4 11. Qb5+ c6 12. Qa4 a5 13. a3 Nc5 14. Qd1 Bb3 15. Qf3 Nc2+ 16. Ke2 Bc4+ 17. Kd1 Nxa1 18. Bxc4 Nab3 19. Qxc6+ Ke7 20. d4 Rc8 21. Qb5 Nxc1 22. Kxc1 Ne4 23. Nh3 Nd6 24. Qa6 Nxc4 25. Nc3 Qb6 26. Qxc8 *", + "Moves": "b6b2 c1d1 b2d2", + "MovesSAN": "Qxb2+ Kd1 Qd2#", + "Themes": "fork mate mateIn2 middlegame short" + }, + { + "FEN": "N1bk3r/pp1pnppp/3Q4/8/3nP3/2N1q1P1/PPP1B2P/3RK3 b - - 4 15", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Be3 Qf6 6. Nb5 Bxe3 7. fxe3 Qh4+ 8. g3 Qxe4 9. Nxc7+ Kd8 10. Nxa8 Qxh1 11. Qd6 Nge7 12. Nc3 Qf3 13. e4 Qe3+ 14. Be2 Nd4 15. Rd1 *", + "Moves": "d4f3 e1f1 e3g1", + "MovesSAN": "Nf3+ Kf1 Qg1#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "2q3k1/5p2/pBP5/3b2Pp/3N2P1/2Q1P2K/8/8 b - - 0 38", + "PGN": "1. e3 c6 2. c4 e6 3. Nc3 Nf6 4. Nf3 h6 5. d4 Bb4 6. a3 Bxc3+ 7. bxc3 d5 8. cxd5 Nxd5 9. Qc2 Nd7 10. Bc4 N7f6 11. Bxd5 Nxd5 12. c4 Nf6 13. O-O a6 14. a4 Bd7 15. a5 b6 16. axb6 Qxb6 17. Bd2 O-O 18. Rfb1 Qc7 19. Ba5 Qc8 20. Rb6 c5 21. Rab1 cxd4 22. Nxd4 e5 23. Nf3 e4 24. Nd4 Be6 25. c5 Nd5 26. c6 Nxb6 27. Rxb6 Rb8 28. Qxe4 Rxb6 29. Bxb6 Re8 30. Qd3 Re7 31. h3 Bd5 32. Qc3 Re5 33. f4 Rh5 34. Kh2 g5 35. g4 Rh4 36. Kg3 h5 37. fxg5 Rxh3+ 38. Kxh3 *", + "Moves": "c8g4 h3h2 g4g2", + "MovesSAN": "Qxg4+ Kh2 Qg2#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "3q4/4kr2/p5Q1/2p1P1p1/P3BP2/2p1P3/3b2PP/3R2K1 b - - 1 37", + "PGN": "1. d4 d5 2. Nc3 f5 3. Bf4 e6 4. Nf3 Nf6 5. e3 Bb4 6. a3 Ba5 7. b4 Bb6 8. a4 c6 9. Bd3 O-O 10. Ne5 Nbd7 11. Bg5 h6 12. Bh4 Bc7 13. f4 a6 14. O-O Qe8 15. b5 Nxe5 16. dxe5 Ne4 17. Nxe4 fxe4 18. Be2 Bb6 19. Bf2 c5 20. bxa6 bxa6 21. Bh5 Qe7 22. Rb1 Ba5 23. Bg6 Ra7 24. c4 Rd7 25. Rb8 Bb4 26. Qg4 Bd2 27. Rd1 dxc4 28. Bxe4 c3 29. Qg6 Rf5 30. Rxc8+ Rd8 31. Rxd8+ Qxd8 32. Qxe6+ Rf7 33. Qg6 Kf8 34. Qh7 Ke7 35. Bh4+ g5 36. Bxg5+ hxg5 37. Qg6 *", + "Moves": "d2e3 g1f1 d8d1", + "MovesSAN": "Bxe3+ Kf1 Qxd1#", + "Themes": "discoveredAttack endgame mate mateIn2 pin short" + }, + { + "FEN": "7k/R5p1/5p1p/4r3/4q3/Q5PK/5P1P/8 w - - 1 44", + "PGN": "1. d4 d5 2. Nf3 e6 3. g3 Nf6 4. Bg2 Be7 5. O-O O-O 6. c4 dxc4 7. Ne5 Nc6 8. Nxc6 bxc6 9. Bxc6 Rb8 10. Nc3 Bb7 11. Bxb7 Rxb7 12. Be3 Nd5 13. Nxd5 exd5 14. Rb1 Qb8 15. Qa4 Rb4 16. Qc6 Rd8 17. Bf4 Bd6 18. Bg5 f6 19. Qxd5+ Kh8 20. Bd2 Rxb2 21. Rxb2 Qxb2 22. Bf4 Qxe2 23. Rb1 h6 24. Bxd6 cxd6 25. Rb7 c3 26. Rc7 c2 27. Qc6 Qd1+ 28. Kg2 Qxd4 29. Qxc2 a5 30. Qg6 Rg8 31. Qf7 Qe4+ 32. Kg1 d5 33. Rd7 Qb1+ 34. Kg2 Qxa2 35. Rxd5 a4 36. Qb7 a3 37. Ra5 Rd8 38. Ra7 Rg8 39. Qa6 Qd5+ 40. Kh3 Qf5+ 41. Kg2 Qe4+ 42. Kh3 Re8 43. Qxa3 Re5 *", + "Moves": "a3f8 h8h7 a7g7", + "MovesSAN": "Qf8+ Kh7 Rxg7#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "3rrk2/1pq2pb1/p7/3p1R2/PPpP2Q1/2P4P/6P1/R1B4K b - - 0 26", + "PGN": "1. e4 c5 2. Bc4 e6 3. Nc3 Nf6 4. f4 Nxe4 5. Nxe4 d5 6. Bb5+ Bd7 7. Bxd7+ Nxd7 8. Ng3 g6 9. d3 Bg7 10. Nf3 Qb6 11. c3 c4 12. d4 O-O 13. O-O Nf6 14. Ne5 Rad8 15. Kh1 a6 16. h3 Nd7 17. Nxd7 Rxd7 18. b3 Qa5 19. b4 Qc7 20. a4 Re8 21. Qg4 h5 22. Nxh5 gxh5 23. Qxh5 Rdd8 24. Qg4 Kf8 25. f5 exf5 26. Rxf5 *", + "Moves": "e8e1 f5f1 e1f1", + "MovesSAN": "Re1+ Rf1 Rxf1#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "5r1k/3Q3p/1R4p1/p1pP4/2PpB3/P2P2bP/5qP1/1R5K b - - 2 36", + "PGN": "1. e4 e5 2. Nf3 d6 3. Bc4 Bg4 4. O-O Nf6 5. Nc3 Nc6 6. h3 Bh5 7. Be2 Bg6 8. d3 Be7 9. Nh4 Nd4 10. Nxg6 fxg6 11. Nd5 Nxd5 12. exd5 Qd7 13. Bg4 Qb5 14. c4 Qb4 15. a3 Qb6 16. b4 c6 17. Be3 O-O 18. Bxd4 exd4 19. Be6+ Kh8 20. Qg4 c5 21. Rab1 a5 22. b5 Ra6 23. bxa6 Qxa6 24. Rb5 b6 25. Rfb1 Bd8 26. f4 Qa7 27. f5 gxf5 28. Bxf5 g6 29. Be4 Qf7 30. Qe6 Qf2+ 31. Kh1 Bf6 32. Qxd6 Bh4 33. Qe5+ Bf6 34. Qd6 Bh4 35. Rxb6 Bg3 36. Qd7 *", + "Moves": "f2f1 b1f1 f8f1", + "MovesSAN": "Qf1+ Rxf1 Rxf1#", + "Themes": "kingsideAttack mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "6k1/1p1Q2p1/p6p/2pN1p1q/8/2P1r2P/PP4P1/6RK b - - 1 33", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 d6 4. h3 h6 5. c3 Nf6 6. Qc2 Bd7 7. d4 Na5 8. Be2 a6 9. dxe5 dxe5 10. Nxe5 Bb5 11. O-O Bxe2 12. Qxe2 Bd6 13. Nc4 Nxc4 14. Qxc4 Nd7 15. Re1 O-O 16. e5 Bxe5 17. f4 Nb6 18. Qb3 Bd6 19. Be3 Re8 20. Na3 Bc5 21. Bxc5 Rxe1+ 22. Rxe1 Qd2 23. Rf1 Nd7 24. Bd4 c5 25. Be5 Nxe5 26. fxe5 Qe3+ 27. Kh1 Qxe5 28. Nc4 Qe2 29. Rg1 Re8 30. Nb6 Re3 31. Qd5 Qh5 32. Qd7 f5 33. Nd5 *", + "Moves": "e3h3 g2h3 h5h3", + "MovesSAN": "Rxh3+ gxh3 Qxh3#", + "Themes": "endgame mate mateIn2 sacrifice short" + }, + { + "FEN": "8/pp6/3k4/2ppp3/8/Q2P3n/P1P2qPP/1R5K b - - 3 35", + "PGN": "1. e4 e5 2. f4 Nc6 3. Nf3 d6 4. Bc4 Be6 5. Bxe6 fxe6 6. O-O Nf6 7. d3 exf4 8. Bxf4 e5 9. Be3 Be7 10. Nh4 Qd7 11. Nc3 Ng4 12. Nf5 g6 13. Qxg4 gxf5 14. exf5 O-O-O 15. Nd5 Rdf8 16. b4 Rhg8 17. Qh3 Bg5 18. Bxg5 Rxg5 19. b5 Nd4 20. Qe3 Rgxf5 21. Rxf5 Rxf5 22. Rc1 Qxb5 23. Ne7+ Kd7 24. Nxf5 Nxf5 25. Qf3 Qc5+ 26. Kh1 Nd4 27. Qh3+ Kc6 28. Qxh7 Ne2 29. Re1 Qf2 30. Rb1 Nf4 31. Qe4+ d5 32. Qa4+ Kd6 33. Qa3+ c5 34. Rg1 Nh3 35. Rb1 *", + "Moves": "f2g1 b1g1 h3f2", + "MovesSAN": "Qg1+ Rxg1 Nf2#", + "Themes": "endgame mate mateIn2 sacrifice short smotheredMate" + }, + { + "FEN": "6rk/1b1p2rp/p3pp2/1p3p1Q/5N2/3BP2R/PqP3PP/6K1 w - - 2 26", + "PGN": "1. e4 c5 2. Nc3 e6 3. Nf3 a6 4. d4 cxd4 5. Qxd4 Nc6 6. Qd1 Qc7 7. Be3 Nf6 8. Bd3 Be7 9. O-O O-O 10. e5 Nxe5 11. Nxe5 Qxe5 12. Re1 Qc7 13. Bd4 b5 14. Re3 Bc5 15. Bxf6 Bxe3 16. fxe3 gxf6 17. Qg4+ Kh8 18. Rf1 f5 19. Qd4+ f6 20. Rf3 Qe5 21. Qh4 Bb7 22. Rh3 Rf7 23. Ne2 Rg8 24. Nf4 Qxb2 25. Qh5 Rfg7 *", + "Moves": "f4g6 g7g6 h5h7", + "MovesSAN": "Ng6+ Rxg6 Qxh7#", + "Themes": "deflection kingsideAttack mate mateIn2 middlegame pin sacrifice short" + }, + { + "FEN": "2b4k/p5p1/2p4p/2R5/1P2Pqn1/3p4/PQ3PP1/3R2K1 b - - 1 28", + "PGN": "1. d4 Nf6 2. c4 c5 3. d5 e6 4. dxe6 fxe6 5. Nc3 d5 6. cxd5 exd5 7. Bg5 Be7 8. e3 Be6 9. Nf3 Nc6 10. Bb5 O-O 11. O-O h6 12. Bh4 Rc8 13. Bxc6 bxc6 14. Ne5 Qc7 15. Ng6 Ng4 16. Bg3 Bd6 17. Nxf8 Rxf8 18. e4 Bxg3 19. hxg3 d4 20. Ne2 Bc4 21. Rc1 Ba6 22. Rxc5 Qd6 23. b4 d3 24. Nf4 Bc8 25. Qb3+ Kh8 26. Rd1 Rxf4 27. gxf4 Qxf4 28. Qb2 *", + "Moves": "f4h2 g1f1 h2h1", + "MovesSAN": "Qh2+ Kf1 Qh1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "6k1/8/6KP/8/p1p5/1b6/8/3q1R2 w - - 0 50", + "PGN": "1. e4 c5 2. Nf3 e6 3. c3 Nf6 4. d3 Nc6 5. Bg5 Be7 6. d4 Nxe4 7. Bxe7 Qxe7 8. Bd3 Nf6 9. O-O O-O 10. Re1 d5 11. Nbd2 c4 12. Bc2 b5 13. b3 a5 14. bxc4 bxc4 15. h3 Bd7 16. Nh2 Rfb8 17. Ndf3 Be8 18. Ne5 Nxe5 19. Rxe5 Qa3 20. Ng4 Nxg4 21. Qxg4 Qxc3 22. Rc1 Qd2 23. Qd1 Qxd1+ 24. Rxd1 Rb2 25. Re2 Ba4 26. Rdd2 Rxa2 27. Bxh7+ Kxh7 28. Rxa2 Bb3 29. Ra3 a4 30. Re3 Kg6 31. Rf3 Rh8 32. Kh2 f5 33. Re3 Kf6 34. f4 Rh5 35. g3 g5 36. fxg5+ Rxg5 37. Kg2 f4 38. Rf3 Rxg3+ 39. Rxg3 fxg3 40. Kxg3 e5 41. dxe5+ Kxe5 42. Kg4 d4 43. h4 Kf6 44. Ra1 d3 45. Rf1+ Kg6 46. h5+ Kg7 47. Kg5 d2 48. h6+ Kg8 49. Kg6 d1=Q *", + "Moves": "h6h7 g8h8 f1f8", + "MovesSAN": "h7+ Kh8 Rf8#", + "Themes": "advancedPawn endgame mate mateIn2 short" + }, + { + "FEN": "8/1R6/5ppk/8/4PPPK/r6P/8/8 b - - 3 46", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Be7 5. O-O O-O 6. a4 d6 7. h3 Na5 8. Ba2 c5 9. c3 Nc6 10. Re1 Rb8 11. d4 cxd4 12. cxd4 exd4 13. Nxd4 Nxd4 14. Qxd4 Nd7 15. Bf4 Bf6 16. Qd2 Ne5 17. Nc3 Be6 18. Nd5 Bxd5 19. Bxd5 a6 20. Rac1 b5 21. a5 Re8 22. Rc2 Rc8 23. Rec1 Rxc2 24. Rxc2 Nc4 25. Bxc4 bxc4 26. Rxc4 Be5 27. Bxe5 Rxe5 28. Rd4 Qxa5 29. Rxd6 Qxd2 30. Rxd2 g6 31. Rd8+ Kg7 32. Ra8 Rb5 33. Rxa6 Rxb2 34. Ra3 Re2 35. f3 h5 36. Kh2 Rf2 37. Kg3 Rb2 38. f4 h4+ 39. Kf3 Rc2 40. Re3 Rd2 41. Re2 Rd3+ 42. Kg4 Rg3+ 43. Kxh4 Ra3 44. g4 f6 45. Rb2 Kh6 46. Rb7 *", + "Moves": "g6g5 f4g5 f6g5", + "MovesSAN": "g5+ fxg5+ fxg5#", + "Themes": "endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "4r1k1/1b3r1p/1p4pQ/p1pP4/2P3q1/1P4P1/P5BP/4R2K w - - 0 33", + "PGN": "1. f4 e5 2. fxe5 d6 3. exd6 Bxd6 4. Nf3 Nf6 5. g3 O-O 6. d3 b6 7. Bg2 Bb7 8. O-O Nbd7 9. Qe1 Rb8 10. Nc3 a5 11. e4 Ne5 12. d4 Nxf3+ 13. Rxf3 c5 14. d5 Be5 15. Ne2 Ba6 16. Rf5 Bc7 17. b3 g6 18. Rf2 Ng4 19. Rf3 Qe7 20. c4 Ne5 21. Rf1 Nd3 22. Qd2 Nxc1 23. Raxc1 Be5 24. Kh1 f5 25. Nf4 Bxf4 26. Rxf4 Qe5 27. Re1 fxe4 28. Rfxe4 Qh5 29. Re5 Qg4 30. Qh6 Bb7 31. Re7 Rf7 32. Re8+ Rxe8 *", + "Moves": "e1e8 f7f8 e8f8", + "MovesSAN": "Rxe8+ Rf8 Rxf8#", + "Themes": "killBoxMate kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "7k/6pp/p4q2/3rR3/P1P5/1P3P2/2P3PP/6K1 w - - 0 33", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. Bb5 e6 4. O-O Nf6 5. e5 Nd5 6. Nc3 Nxc3 7. dxc3 a6 8. Bxc6 bxc6 9. b3 Be7 10. c4 O-O 11. Nd2 f6 12. Bb2 fxe5 13. Bxe5 Bf6 14. Bxf6 Qxf6 15. Ne4 Qf4 16. Nxc5 d6 17. Nd3 Qf6 18. Qd2 e5 19. f3 Bf5 20. Nb4 Bd7 21. Rad1 c5 22. Nd5 Qd8 23. a4 Bc6 24. Rfe1 Bxd5 25. Qxd5+ Kh8 26. Qxd6 Qg5 27. Qxc5 Rfe8 28. Qe3 Qf5 29. Qe4 Qf6 30. Rd5 Rad8 31. Qxe5 Rxe5 32. Rexe5 Rxd5 *", + "Moves": "e5e8 f6f8 e8f8", + "MovesSAN": "Re8+ Qf8 Rxf8#", + "Themes": "backRankMate endgame mate mateIn2 queenRookEndgame short" + }, + { + "FEN": "2k5/5R2/2K5/1P6/4rp2/6p1/8/8 w - - 0 65", + "PGN": "1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Bf4 dxc4 5. e4 b5 6. a3 e6 7. e5 Nd5 8. Nxd5 cxd5 9. Rc1 Nc6 10. Ne2 Qb6 11. Nc3 Qxd4 12. Bg3 Qxd1+ 13. Rxd1 a6 14. f4 Bc5 15. Bf2 Bxf2+ 16. Kxf2 O-O 17. Be2 Bb7 18. g4 d4 19. Ne4 d3 20. Bf3 Nd4 21. Rhe1 Nxf3 22. Kxf3 Bxe4+ 23. Rxe4 Rfd8 24. h4 g6 25. g5 Rd7 26. Ke3 Rad8 27. Kd2 Rd4 28. Rde1 Rxe4 29. Rxe4 Kg7 30. a4 h6 31. Re3 hxg5 32. hxg5 Rd4 33. Rf3 Re4 34. Rf2 bxa4 35. Kd1 a5 36. Kd2 Kf8 37. Kd1 Ke7 38. Kd2 Kd7 39. Rf1 Kc6 40. Kc3 Kb5 41. Rh1 Rxf4 42. Rh8 Kc5 43. Rc8+ Kd5 44. Rc7 Kxe5 45. Rc5+ Kd6 46. Rxa5 e5 47. Ra6+ Kc5 48. Ra5+ Kb6 49. Rxe5 Rf2 50. Kxc4 d2 51. Rd5 Rg2 52. Kc3 Kc6 53. Rd8 Rxg5 54. Rxd2 Rc5+ 55. Kb4 f5 56. Kxa4 g5 57. b4 Re5 58. b5+ Kb6 59. Rd6+ Kb7 60. Ka5 f4 61. Rd7+ Kc8 62. Rf7 Re4 63. Kb6 g4 64. Kc6 g3 *", + "Moves": "f7f8 e4e8 f8e8", + "MovesSAN": "Rf8+ Re8 Rxe8#", + "Themes": "endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "r4n1k/p1p2Qpp/3p4/3Pr2P/2P1P2q/2PB4/P2K4/5R2 w - - 1 25", + "PGN": "1. d4 b5 2. Bf4 b4 3. e4 e6 4. c4 Ne7 5. Nc3 bxc3 6. bxc3 Ng6 7. Be3 Be7 8. f4 Bh4+ 9. g3 Be7 10. Nf3 O-O 11. h4 Re8 12. h5 Nf8 13. g4 d6 14. Bd3 Nc6 15. Qc2 e5 16. d5 exf4 17. Bxf4 Bxg4 18. Qg2 Bxf3 19. Qxf3 Bh4+ 20. Kd2 Ne5 21. Bxe5 Rxe5 22. Raf1 Qe7 23. Rxh4 Qxh4 24. Qxf7+ Kh8 *", + "Moves": "f7f8 a8f8 f1f8", + "MovesSAN": "Qxf8+ Rxf8 Rxf8#", + "Themes": "backRankMate mate mateIn2 middlegame short" + }, + { + "FEN": "4R3/1Q3ppp/p2p1n2/3r1k2/P4B2/8/1PP2PPP/6K1 b - - 0 23", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 4. O-O Bd7 5. a4 Be7 6. Nc3 a6 7. Bxc6 Bxc6 8. Nd5 Bxd5 9. exd5 c6 10. dxc6 bxc6 11. d4 exd4 12. Nxd4 Nf6 13. Nxc6 Qc7 14. Nxe7 Qxe7 15. Re1 Qxe1+ 16. Qxe1+ Kd7 17. Bg5 Rhe8 18. Qd2 Re5 19. Bf4 Rd5 20. Qb4 Re8 21. Qb7+ Ke6 22. Re1+ Kf5 23. Rxe8 *", + "Moves": "d5d1 e8e1 d1e1", + "MovesSAN": "Rd1+ Re1 Rxe1#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "1k3r2/1pp5/8/P1b5/6P1/P2p2K1/1B5r/2RR4 b - - 0 35", + "PGN": "1. g3 h5 2. h3 d5 3. Bg2 Nf6 4. e3 Nc6 5. Ne2 e5 6. d3 Be6 7. Nd2 Qd7 8. b3 a5 9. a3 Bc5 10. Bb2 O-O-O 11. Nf3 Qd6 12. Qd2 e4 13. Ng5 exd3 14. cxd3 d4 15. exd4 Nxd4 16. Nxd4 Bxd4 17. O-O Bb6 18. Nxe6 fxe6 19. d4 e5 20. Rfd1 exd4 21. Qg5 Kb8 22. b4 h4 23. bxa5 Rh5 24. Qxg7 Rg8 25. Qf7 hxg3 26. f3 Bc5 27. Rac1 Rf8 28. Qc4 d3+ 29. Kh1 Qd7 30. h4 Ng4 31. Qxg4 Qxg4 32. fxg4 Rxh4+ 33. Bh3 Rxh3+ 34. Kg2 Rh2+ 35. Kxg3 *", + "Moves": "c5d6 b2e5 d6e5", + "MovesSAN": "Bd6+ Be5 Bxe5#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r1b3k1/p3rppp/4p3/4P3/4q3/4N3/P4PPP/1R1Q1RK1 w - - 0 19", + "PGN": "1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Bb5 Qb6 6. Bxc6+ bxc6 7. Nf3 cxd4 8. cxd4 c5 9. Nc3 cxd4 10. Nxd4 Bc5 11. Be3 Bxd4 12. Bxd4 Qxb2 13. Nxd5 Qb7 14. Ne3 Ne7 15. O-O O-O 16. Rb1 Qe4 17. Bc5 Re8 18. Bxe7 Rxe7 *", + "Moves": "d1d8 e7e8 d8e8", + "MovesSAN": "Qd8+ Re8 Qxe8#", + "Themes": "fork mate mateIn2 middlegame short" + }, + { + "FEN": "1r4rk/7p/3pp2P/2p5/1pP2b1Q/p2P1qPK/R7/4R3 w - - 0 39", + "PGN": "1. e4 c5 2. c4 Nc6 3. Nc3 d6 4. g3 Nf6 5. Bg2 g6 6. d3 Bg7 7. Nf3 O-O 8. O-O Bg4 9. h3 Bxf3 10. Qxf3 Qd7 11. Be3 Ne5 12. Qd1 a6 13. a4 Nc6 14. a5 Qc7 15. Nd5 Nxd5 16. exd5 Nxa5 17. Rb1 b5 18. b3 b4 19. f4 Nb7 20. h4 a5 21. f5 Qd7 22. Bh3 a4 23. Kh2 Qe8 24. Rf2 a3 25. Ra2 gxf5 26. Bxf5 e6 27. dxe6 fxe6 28. Be4 Rb8 29. Qg4 Kh8 30. Re1 Na5 31. h5 Nxb3 32. h6 Be5 33. Bg5 Nd4 34. Kh3 Rg8 35. Qh4 Qf7 36. Be3 Nf3 37. Bxf3 Qxf3 38. Bf4 Bxf4 *", + "Moves": "h4f6 g8g7 f6g7", + "MovesSAN": "Qf6+ Rg7 Qxg7#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "2krr3/1p2q1pp/1p2p3/4Q3/2B1n3/3P3P/2P2PP1/R5K1 w - - 0 25", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Bc5 5. a3 d6 6. h3 Be6 7. Nbd2 Qd7 8. b4 Bb6 9. Bb2 O-O-O 10. b5 Nd4 11. a4 d5 12. Nxe5 Qe7 13. Bxd4 Bxd4 14. exd5 Bxe5 15. dxe6 Bxa1 16. Qxa1 fxe6 17. O-O Nd5 18. Re1 Rd6 19. Ne4 Rdd8 20. Qe5 Rhe8 21. a5 Nf6 22. b6 axb6 23. axb6 cxb6 24. Ra1 Nxe4 *", + "Moves": "a1a8 c8d7 c4b5", + "MovesSAN": "Ra8+ Kd7 Bb5#", + "Themes": "mate mateIn2 middlegame queensideAttack short" + }, + { + "FEN": "r2qr1k1/pp1b1pp1/2nb3p/3n4/4Q3/2P5/PPB2PPP/RNB1R1K1 w - - 1 19", + "PGN": "1. e4 e6 2. d4 d5 3. Bd3 dxe4 4. Bxe4 Nf6 5. Bd3 c5 6. Nf3 cxd4 7. Nxd4 e5 8. Qe2 Qxd4 9. O-O Bg4 10. Qd2 Nc6 11. c3 Qd8 12. Re1 Bd6 13. Bb5 O-O 14. Qg5 h6 15. Qe3 Bd7 16. Bd3 e4 17. Bc2 Nd5 18. Qxe4 Re8 *", + "Moves": "e4h7 g8f8 h7h8", + "MovesSAN": "Qh7+ Kf8 Qh8#", + "Themes": "kingsideAttack mate mateIn2 opening short" + }, + { + "FEN": "8/5Npk/1R6/1p5p/8/P1n2K1P/6P1/1r6 w - - 1 42", + "PGN": "1. e4 e5 2. Nf3 d6 3. Nc3 Nf6 4. Bc4 Be7 5. O-O O-O 6. h3 h6 7. d4 exd4 8. Nxd4 c6 9. Kh1 c5 10. Nde2 a6 11. a3 b5 12. Bd5 Ra7 13. Ng3 Bb7 14. Bxb7 Rxb7 15. Nce2 Rd7 16. Nf4 d5 17. Nxd5 Nxd5 18. exd5 Rxd5 19. Qf3 Bf6 20. c3 Nc6 21. Bf4 Re8 22. Rfd1 Rxd1+ 23. Rxd1 Qc8 24. Ne4 Be7 25. Qg3 Kh7 26. Qd3 Kh8 27. Be3 Qf5 28. Ng3 Qxd3 29. Rxd3 Ne5 30. Rd5 Nc4 31. Bxc5 Bxc5 32. Rxc5 Nxb2 33. Rc6 Re1+ 34. Kh2 Nd3 35. Rxa6 Nxf2 36. Rb6 h5 37. Nf5 Rh1+ 38. Kg3 Ne4+ 39. Kf3 Nxc3 40. Nd6 Rb1 41. Nxf7+ Kh7 *", + "Moves": "f7g5 h7h8 b6b8", + "MovesSAN": "Ng5+ Kh8 Rb8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "6k1/pp2rppp/8/5q2/1P2nB2/P3P3/4BPPP/3R2K1 w - - 0 25", + "PGN": "1. d4 Nf6 2. Bf4 e6 3. e3 d5 4. Nf3 c5 5. c4 Qb6 6. Qc1 Nc6 7. dxc5 Bxc5 8. cxd5 exd5 9. Be2 Bf5 10. O-O Rc8 11. Nc3 Be7 12. a3 O-O 13. b4 Ne4 14. Nxd5 Qd8 15. Nxe7+ Nxe7 16. Qb2 Nf6 17. Rfd1 Qb6 18. Rd6 Rc6 19. Rad1 Ne4 20. Rxc6 Qxc6 21. Qe5 Re8 22. Nd4 Qf6 23. Nxf5 Qxf5 24. Qxe7 Rxe7 *", + "Moves": "d1d8 e7e8 d8e8", + "MovesSAN": "Rd8+ Re8 Rxe8#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "8/p4pp1/1p6/7R/k3P3/2PQ2P1/q5r1/4K3 w - - 4 41", + "PGN": "1. d4 d5 2. Bf4 e6 3. e3 Bd6 4. Bg3 Bxg3 5. hxg3 Nf6 6. Bd3 Nc6 7. c3 Bd7 8. Nd2 Qe7 9. Qb3 Na5 10. Qc2 O-O-O 11. O-O-O c5 12. dxc5 Qxc5 13. b4 Qb6 14. bxa5 Qxa5 15. Nb3 Qa3+ 16. Kd2 e5 17. Ne2 Ng4 18. Rdf1 e4 19. f3 exd3 20. Kxd3 Bb5+ 21. Kd2 Bxe2 22. Kxe2 Ne5 23. Qf5+ Nd7 24. Qc2 Ne5 25. Rd1 Rhe8 26. Rxh7 Nc4 27. e4 dxe4 28. Rxd8+ Rxd8 29. fxe4 Qa6 30. Ke1 Rd2 31. Rh8+ Kc7 32. Qc1 Rxg2 33. Qf4+ Nd6 34. Nd4 Qxa2 35. Nb5+ Kc6 36. Qxd6+ Kxb5 37. Qb4+ Ka6 38. Qd6+ b6 39. Qd3+ Ka5 40. Rh5+ Ka4 *", + "Moves": "d3b5 a4a3 b5b4", + "MovesSAN": "Qb5+ Ka3 Qb4#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "5r2/2p5/3p4/6pP/6qk/5R2/P4K2/3Q4 w - - 3 31", + "PGN": "1. e4 e5 2. Nc3 h6 3. f4 exf4 4. Nf3 d6 5. d4 g5 6. Bc4 Bg4 7. O-O Bxf3 8. Qxf3 Nc6 9. Bxf4 Nxd4 10. Qd3 Bg7 11. Bxf7+ Kxf7 12. Bxg5+ Bf6 13. Qxd4 hxg5 14. Qd5+ Kg7 15. Qxb7 Rb8 16. Qxa7 Rxb2 17. Qe3 Rxc2 18. Nd5 Bxa1 19. Rxa1 Rc5 20. Qd4+ Nf6 21. Ne3 Qe8 22. Nf5+ Kg6 23. h4 Qxe4 24. h5+ Kxf5 25. Rf1+ Kg4 26. Qd1+ Kh4 27. Rxf6 Rc2 28. Rf3 Rxg2+ 29. Kxg2 Qg4+ 30. Kf2 Rf8 *", + "Moves": "d1h1 g4h3 h1h3", + "MovesSAN": "Qh1+ Qh3 Qxh3#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "2Q5/p2p2qk/1p6/8/8/5P2/P5PP/7K b - - 0 39", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. Re1 Nd6 6. Nxe5 Nxe5 7. Rxe5+ Be7 8. d4 O-O 9. Bd3 Bf6 10. Rh5 g6 11. Rh6 Bxd4 12. Rxh7 Kxh7 13. Qh5+ Kg8 14. Qd5 Bg7 15. Bxg6 c5 16. Qxd6 fxg6 17. Qxc5 Qf6 18. Nc3 b6 19. Qd5+ Kh7 20. Be3 Ba6 21. Ne4 Qc6 22. Ng5+ Kh8 23. Nf7+ Kh7 24. Ng5+ Kh8 25. Nf7+ Rxf7 26. Qxf7 Rf8 27. Qxg6 Bb7 28. Qh5+ Kg8 29. f3 Qxc2 30. Rc1 Qxb2 31. Bh6 Bxh6 32. Qxh6 Qd4+ 33. Kh1 Qg7 34. Qe3 Rc8 35. Rxc8+ Bxc8 36. Qe8+ Qf8 37. Qg6+ Qg7 38. Qe8+ Kh7 39. Qxc8 *", + "Moves": "g7a1 c8c1 a1c1", + "MovesSAN": "Qa1+ Qc1 Qxc1#", + "Themes": "backRankMate endgame mate mateIn2 queenEndgame short" + }, + { + "FEN": "2r3k1/5pp1/3R3p/3p4/3P4/KP1n1N1P/6P1/8 b - - 3 34", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. Bc4 e6 4. O-O d5 5. exd5 exd5 6. Re1+ Be7 7. Bb5 a6 8. Bxc6+ bxc6 9. d4 c4 10. c3 Nf6 11. Bg5 O-O 12. Nbd2 Bf5 13. Ne5 h6 14. Bh4 Qc7 15. Ndf3 Rae8 16. Bg3 Qb6 17. b3 cxb3 18. Qxb3 Qxb3 19. axb3 Ne4 20. Nxc6 Nxg3 21. Nxe7+ Rxe7 22. Rxe7 Nh5 23. h3 Be4 24. Rxa6 Nf4 25. Rea7 Ne2+ 26. Kf1 Nxc3 27. Ra8 Bd3+ 28. Ke1 Bxa6 29. Rxa6 Re8+ 30. Kd2 Ne4+ 31. Kc2 Rc8+ 32. Kb2 Nxf2 33. Rd6 Nd3+ 34. Ka3 *", + "Moves": "c8a8 d6a6 a8a6", + "MovesSAN": "Ra8+ Ra6 Rxa6#", + "Themes": "anastasiaMate endgame mate mateIn2 short" + }, + { + "FEN": "8/1k3r2/1pn1pqp1/p1Bp3p/P2P4/2P1b3/2Q3PP/1R3R1K b - - 3 30", + "PGN": "1. e4 e6 2. f4 c6 3. Nf3 d5 4. e5 a6 5. d4 Bb4+ 6. c3 Ba5 7. Bd3 Bc7 8. O-O b6 9. Ng5 h5 10. Nh7 g6 11. Ng5 Nd7 12. Qc2 Nf8 13. Nd2 f5 14. exf6 Qxf6 15. Ndf3 Ne7 16. Ne5 Bb7 17. b4 O-O-O 18. Nef7 Nh7 19. Nxd8 Bxd8 20. Nxh7 Rxh7 21. a4 Rf7 22. b5 a5 23. bxc6 Bxc6 24. Ba6+ Kb8 25. Bb5 Kb7 26. Bxc6+ Nxc6 27. Ba3 Bc7 28. Rab1 Bxf4 29. Bc5 Be3+ 30. Kh1 *", + "Moves": "f6f1 b1f1 f7f1", + "MovesSAN": "Qxf1+ Rxf1 Rxf1#", + "Themes": "backRankMate mate mateIn2 middlegame short" + }, + { + "FEN": "1k4nQ/pp3p1p/8/4P3/8/3q4/Pn2RPPP/2r1NK1R b - - 11 24", + "PGN": "1. e4 c6 2. c4 d5 3. cxd5 cxd5 4. exd5 Qxd5 5. Nc3 Qd8 6. Bb5+ Bd7 7. Bxd7+ Nxd7 8. Nf3 e5 9. d4 Bb4 10. dxe5 Bxc3+ 11. bxc3 Qc7 12. Qd4 O-O-O 13. Bb2 Nc5 14. Qg4+ Kb8 15. Qxg7 Nd3+ 16. Ke2 Nxb2 17. Qxh8 Qc4+ 18. Ke1 Qxc3+ 19. Ke2 Qd3+ 20. Ke1 Qe4+ 21. Kf1 Rc8 22. Re1 Qd3+ 23. Re2 Rc1+ 24. Ne1 *", + "Moves": "c1e1 f1e1 d3d1", + "MovesSAN": "Rxe1+ Kxe1 Qd1#", + "Themes": "attraction mate mateIn2 middlegame pin sacrifice short" + }, + { + "FEN": "6k1/5ppp/p3p3/1p6/3r4/P4b1P/1PR2PP1/6K1 w - - 0 23", + "PGN": "1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 e6 6. cxd5 Nxd5 7. Nxd5 Qxd5 8. Nf3 Nc6 9. Be3 Be7 10. Be2 O-O 11. O-O a6 12. a3 b5 13. Rc1 Bb7 14. h3 Rac8 15. Qd2 Rfd8 16. Rc2 Bf6 17. Rfc1 Nxd4 18. Bxd4 Rxc2 19. Rxc2 Bxd4 20. Qxd4 Qxd4 21. Nxd4 Rxd4 22. Bf3 Bxf3 *", + "Moves": "c2c8 d4d8 c8d8", + "MovesSAN": "Rc8+ Rd8 Rxd8#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "3r3k/7p/7P/3p4/1b6/P4Q2/KP1q4/8 w - - 0 37", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nxd4 5. Qxd4 e6 6. Nc3 b6 7. e5 Bb7 8. Bf4 Rc8 9. O-O-O Nh6 10. Bb5 Bc6 11. Bxc6 Rxc6 12. Bxh6 gxh6 13. Ne4 Be7 14. Kb1 Qc7 15. c4 Rxc4 16. Qd3 b5 17. Rc1 Rxc1+ 18. Rxc1 Qb7 19. f4 O-O 20. Qf3 Kh8 21. g4 f5 22. exf6 Bxf6 23. g5 Be5 24. gxh6 Rxf4 25. Qh5 Qxe4+ 26. Ka1 Rf8 27. Qd1 Qd4 28. Qb3 a6 29. a3 d5 30. Rc6 Qg1+ 31. Ka2 Qxh2 32. Rxe6 Rd8 33. Rxa6 Qd2 34. Rb6 b4 35. Rxb4 Bd6 36. Qf3 Bxb4 *", + "Moves": "f3f6 h8g8 f6g7", + "MovesSAN": "Qf6+ Kg8 Qg7#", + "Themes": "endgame fork master mate mateIn2 short" + }, + { + "FEN": "2r3k1/5ppp/2rq2n1/p2p2bN/3P4/P1P2Q1P/1P4P1/R4RK1 w - - 2 32", + "PGN": "1. d4 d5 2. Nc3 Nf6 3. Bf4 Bf5 4. e3 e6 5. Bb5+ c6 6. Bd3 Bg4 7. Be2 Bf5 8. Bd3 Bg4 9. Nge2 Be7 10. h3 Bh5 11. O-O O-O 12. Qd2 c5 13. Ng3 c4 14. Nxh5 cxd3 15. Nxf6+ Bxf6 16. Qxd3 Nc6 17. Ne2 Nb4 18. Qb3 a5 19. a3 Nc6 20. Qxb7 Ne7 21. Ng3 Ng6 22. Bc7 Qd7 23. Qb6 Rfc8 24. Bd6 Rc6 25. Qb3 Qxd6 26. Nh5 Bg5 27. Qd3 Rac8 28. c3 e5 29. f4 exf4 30. exf4 Bxf4 31. Qf3 Bg5 *", + "Moves": "f3f7 g8h8 f7g7", + "MovesSAN": "Qxf7+ Kh8 Qxg7#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "3rk1r1/5p2/p3p2p/1pp5/4P1QP/P1q5/2PR1P2/4K3 w - - 0 24", + "PGN": "1. e4 c5 2. Nf3 e6 3. Nc3 a6 4. d3 b5 5. a3 Bb7 6. Bf4 d6 7. h4 h6 8. Be2 Be7 9. e5 dxe5 10. Nxe5 Bf6 11. Ng4 Bxg2 12. Nxf6+ Nxf6 13. Rg1 Bb7 14. Rxg7 Nbd7 15. Bh5 Nxh5 16. Qxh5 Qf6 17. Qg4 Ne5 18. Bxe5 Qxe5+ 19. Ne4 Bxe4 20. dxe4 Qxb2 21. Rd1 Qc3+ 22. Rd2 Rd8 23. Rg8+ Rxg8 *", + "Moves": "g4g8 e8e7 g8d8", + "MovesSAN": "Qxg8+ Ke7 Qxd8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "3rr1k1/p4pp1/2p4Q/3q1B2/1P6/P5R1/2P2PPP/2R3K1 b - - 0 28", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d4 exd4 5. Ng5 d5 6. exd5 Na5 7. Bb5+ c6 8. dxc6 bxc6 9. Be2 h6 10. Nf3 Bc5 11. a3 Nb7 12. b4 Bb6 13. Bb2 O-O 14. Bxd4 Bxd4 15. Qxd4 Qe7 16. Nc3 Bf5 17. Rc1 Rad8 18. Qf4 Bg6 19. O-O Nd6 20. Rfe1 Qd7 21. Ne5 Qf5 22. Nxg6 Qxg6 23. Bd3 Qh5 24. Re3 Nd5 25. Nxd5 Qxd5 26. Rg3 Rfe8 27. Qxh6 Nf5 28. Bxf5 *", + "Moves": "d5d1 c1d1 d8d1", + "MovesSAN": "Qd1+ Rxd1 Rxd1#", + "Themes": "backRankMate mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "8/8/8/8/pR4PP/4kP2/r7/4K3 b - - 2 45", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. c3 d5 5. exd5 Qxd5 6. cxd4 Nf6 7. Nc3 Bb4 8. Be2 O-O 9. O-O Bxc3 10. bxc3 Bg4 11. h3 Bh5 12. c4 Qd6 13. a4 Bxf3 14. Bxf3 Qxd4 15. Qxd4 Nxd4 16. Bxb7 Rab8 17. Bd5 Nxd5 18. cxd5 Rfd8 19. Be3 Rxd5 20. Bxd4 Rxd4 21. Rfc1 Rd7 22. Rc5 Rb4 23. a5 g6 24. Rac1 Ra4 25. Kh2 Kg7 26. Kg3 Ra3+ 27. f3 Ra2 28. Rxc7 Rxc7 29. Rxc7 Rxa5 30. Kf4 Ra2 31. g4 a5 32. h4 h6 33. Ra7 Ra4+ 34. Ke3 Kf6 35. Kd3 Ke6 36. Ra6+ Ke5 37. Ke3 Ra3+ 38. Kf2 f5 39. Rxg6 f4 40. Rxh6 Ra2+ 41. Ke1 Kd4 42. Re6 a4 43. Re4+ Kd3 44. Rxf4 Ke3 45. Rb4 *", + "Moves": "a2a1 b4b1 a1b1", + "MovesSAN": "Ra1+ Rb1 Rxb1#", + "Themes": "endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "1R6/7k/5pR1/5PP1/7K/r7/8/3r4 b - - 0 65", + "PGN": "1. e4 c6 2. Nf3 d5 3. Nc3 Bg4 4. exd5 cxd5 5. d4 Nc6 6. Be3 e6 7. h3 Bh5 8. Be2 Nf6 9. a3 Bd6 10. Qd2 Qb6 11. Na4 Qa5 12. Qxa5 Nxa5 13. g4 Bg6 14. Rc1 O-O 15. b4 Nc4 16. Bxc4 dxc4 17. Ne5 Be4 18. f3 Bd5 19. c3 Rfd8 20. Kf2 Ne8 21. Nc5 Rab8 22. Ned7 Bxc5 23. Nxc5 b6 24. Ne4 Nd6 25. Nd2 Nb5 26. a4 Nd6 27. Bf4 Rbc8 28. Bxd6 Rxd6 29. Ne4 Rdd8 30. Ke3 Kf8 31. Ra1 a6 32. a5 b5 33. Nc5 Rd6 34. Rhf1 Re8 35. Rf2 e5 36. dxe5 Rxe5+ 37. Kf4 f6 38. Rd1 Ke7 39. Rfd2 g5+ 40. Kg3 h6 41. Nxa6 Rxa6 42. Rxd5 Re3 43. Rd7+ Ke6 44. Rh7 Rxc3 45. Rxh6 Rb3 46. Re1+ Kf7 47. Rh7+ Kg6 48. Rb7 Rxb4 49. h4 gxh4+ 50. Kxh4 c3 51. Rc1 Rxa5 52. Rxc3 Rd4 53. Rb3 Rd5 54. f4 Ra4 55. Kg3 Rdd4 56. f5+ Kg5 57. Rg7+ Kh6 58. Rg6+ Kh7 59. Rxb5 Ra3+ 60. Kh4 Rd1 61. Rb7+ Kh8 62. Rh6+ Kg8 63. Rg6+ Kh8 64. Rb8+ Kh7 65. g5 *", + "Moves": "d1d4 h4h5 a3h3", + "MovesSAN": "Rd4+ Kh5 Rh3#", + "Themes": "endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "6k1/5ppp/4p3/3pP3/PR6/8/2r1r1PP/R5K1 w - - 1 28", + "PGN": "1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Bb5 Ne7 6. Bg5 Qb6 7. a4 cxd4 8. cxd4 Nf5 9. Ne2 Bb4+ 10. Nbc3 O-O 11. Bxc6 bxc6 12. O-O Ba6 13. Be3 Nxe3 14. fxe3 c5 15. Rf2 Rac8 16. Na2 Bxe2 17. Qxe2 cxd4 18. Nxb4 Qxb4 19. Qa6 dxe3 20. Re2 Qc4 21. Qxc4 Rxc4 22. Rxe3 a5 23. b3 Rc2 24. Rd3 Rfc8 25. Rd4 Re2 26. b4 axb4 27. Rxb4 Rcc2 *", + "Moves": "b4b8 c2c8 b8c8", + "MovesSAN": "Rb8+ Rc8 Rxc8#", + "Themes": "backRankMate endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "k7/pb1Q1p2/1p3p1p/5P2/3P3q/P6R/1P4P1/4R2K b - - 0 28", + "PGN": "1. a3 e5 2. e4 Nf6 3. Nf3 Nc6 4. Nc3 Bc5 5. Nxe5 Nxe5 6. d4 Neg4 7. dxc5 Qe7 8. Bd3 Qxc5 9. O-O Ne5 10. Be3 Qe7 11. Bg5 h6 12. Nd5 Qd6 13. Nxf6+ gxf6 14. Bh4 b6 15. Kh1 Bb7 16. f4 Nxd3 17. cxd3 O-O-O 18. Qc2 Rde8 19. Rac1 Rhg8 20. Bg3 Kb8 21. f5 Rxg3 22. hxg3 Qxg3 23. Rf3 Qe5 24. d4 Qxe4 25. Qxc7+ Ka8 26. Qxd7 Qh4+ 27. Rh3 Re1+ 28. Rxe1 *", + "Moves": "h4h3 h1g1 h3g2", + "MovesSAN": "Qxh3+ Kg1 Qxg2#", + "Themes": "endgame mate mateIn2 pin short" + }, + { + "FEN": "rn2r1k1/p1p1bppp/1p2p3/8/1PPP1nq1/P1N3P1/1BQ2P1P/RB2K2b w Q - 0 16", + "PGN": "1. c4 Nf6 2. e3 e6 3. a3 Bc5 4. Nc3 O-O 5. b4 Be7 6. Bb2 Re8 7. Bd3 d5 8. Bb1 d4 9. exd4 Qxd4 10. d3 b6 11. Nge2 Qg4 12. g3 Bb7 13. Qc2 Bxh1 14. Nf4 Nh5 15. d4 Nxf4 *", + "Moves": "c2h7 g8f8 h7h8", + "MovesSAN": "Qxh7+ Kf8 Qh8#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "4r1k1/5pp1/p4n1p/1p1r4/2pP3q/8/PPB1RPP1/4R1K1 w - - 0 35", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd8 4. Bc4 e6 5. d3 a6 6. Nf3 h6 7. O-O Nf6 8. Ne2 Nc6 9. Ng3 Be7 10. c3 O-O 11. d4 Na5 12. Bb3 c5 13. Be3 c4 14. Bc2 b5 15. Bf4 Bb7 16. Re1 Bd6 17. Bxd6 Qxd6 18. Ne4 Bxe4 19. Bxe4 Rad8 20. Bc2 Nc6 21. Qe2 Ne7 22. Ne5 Nc6 23. Nxc6 Qxc6 24. Qd2 Qd5 25. Rad1 Qh5 26. Qf4 Rd5 27. h4 Rfd8 28. Rd2 e5 29. Qg3 exd4 30. cxd4 Qg4 31. Qe3 Qxh4 32. Rde2 Kf8 33. Qe7+ Kg8 34. Qe8+ Rxe8 *", + "Moves": "e2e8 f6e8 e1e8", + "MovesSAN": "Rxe8+ Nxe8 Rxe8#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "1R3Bk1/5p1b/5p1p/p4P2/r5P1/8/5RK1/3r4 w - - 2 40", + "PGN": "1. b3 d5 2. e3 Bf5 3. Bb2 e6 4. Nf3 Nf6 5. h3 h6 6. Ne5 Bd6 7. f4 Bxe5 8. Bxe5 O-O 9. Be2 Ne4 10. O-O Ng3 11. Rf3 Qh4 12. Qe1 Nxe2+ 13. Qxe2 Be4 14. Rf2 Nd7 15. d3 Bf5 16. Bxc7 Rac8 17. Ba5 b6 18. Be1 Qf6 19. c3 b5 20. e4 dxe4 21. dxe4 Bg6 22. Qxb5 Rfd8 23. f5 exf5 24. exf5 Bh7 25. Na3 Nb6 26. Nc4 Rc5 27. Qa6 Nxc4 28. Qxf6 gxf6 29. bxc4 Rxc4 30. Rb1 Rd5 31. g4 Kg7 32. Rb4 Rcc5 33. a4 Rd1 34. Kf1 Rxc3 35. Rb7 Rxh3 36. Kg2 Ra3 37. Bb4 Rxa4 38. Rb8 a5 39. Bf8+ Kg8 *", + "Moves": "f8h6 d1d8 b8d8", + "MovesSAN": "Bxh6+ Rd8 Rxd8#", + "Themes": "discoveredAttack endgame mate mateIn2 short" + }, + { + "FEN": "6k1/5ppb/p3r2p/1p6/2p3P1/P1P2B2/2PR1P1P/5K2 w - - 1 27", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd8 4. Nf3 e6 5. d4 c5 6. Be2 a6 7. d5 Nf6 8. dxe6 Qxd1+ 9. Bxd1 Bxe6 10. O-O Be7 11. Re1 Nc6 12. Ng5 Bf5 13. Bf4 h6 14. Nf3 O-O 15. Ne5 Nxe5 16. Bxe5 Rfe8 17. Bxf6 Bxf6 18. Rxe8+ Rxe8 19. Kf1 Bxc3 20. bxc3 b5 21. Rc1 Be6 22. a3 c4 23. Bf3 Bc8 24. Rd1 Bf5 25. Rd2 Re6 26. g4 Bh7 *", + "Moves": "d2d8 e6e8 d8e8", + "MovesSAN": "Rd8+ Re8 Rxe8#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "r5rk/pp3pb1/4pB1p/3pPp2/3P2nQ/2P2N1R/Pq4PP/R5K1 w - - 0 21", + "PGN": "1. d4 g6 2. e3 Bg7 3. Bd3 c5 4. c3 cxd4 5. exd4 d5 6. f4 Nf6 7. Nd2 O-O 8. Ngf3 Nc6 9. O-O Qc7 10. Ne5 Bf5 11. Bxf5 gxf5 12. Qe2 e6 13. Rf3 Kh8 14. Rh3 Rg8 15. Qf2 Nxe5 16. fxe5 Ng4 17. Qh4 h6 18. Nf3 Qd8 19. Bg5 Qb6 20. Bf6 Qxb2 *", + "Moves": "h4h6 g4h6 h3h6", + "MovesSAN": "Qxh6+ Nxh6 Rxh6#", + "Themes": "kingsideAttack mate mateIn2 middlegame pin sacrifice short" + }, + { + "FEN": "5B2/5pbk/6pp/3pP3/p1pP2B1/P5QR/2q2rPP/3R3K b - - 0 31", + "PGN": "1. f4 Nc6 2. d4 d5 3. Nf3 Nf6 4. e3 g6 5. c3 Bg7 6. Bd3 Bg4 7. O-O O-O 8. Qc2 Bxf3 9. Rxf3 a6 10. Rh3 e6 11. Nd2 Ne7 12. Nf3 Nd7 13. Ng5 h6 14. Nf3 c5 15. Ne5 Nxe5 16. fxe5 c4 17. Be2 b5 18. e4 Kh7 19. exd5 exd5 20. Bg4 Qb6 21. Kh1 a5 22. Bd2 b4 23. a3 bxc3 24. Bxc3 a4 25. Rd1 Qb3 26. Qe2 Rab8 27. Bb4 Qa2 28. Bxe7 Rxb2 29. Qf3 Rf2 30. Qg3 Qc2 31. Bxf8 *", + "Moves": "c2d1 g4d1 f2f1", + "MovesSAN": "Qxd1+ Bxd1 Rf1#", + "Themes": "backRankMate mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "r1b2rk1/2q2ppp/p3p3/1p5Q/3bNn2/2PB4/PP4PP/R3R2K w - - 1 18", + "PGN": "1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 Nf6 6. Bd3 Qc7 7. O-O d6 8. Bg5 Nbd7 9. Re1 Be7 10. Kh1 O-O 11. f4 b5 12. e5 dxe5 13. fxe5 Nxe5 14. Bxf6 Bxf6 15. Qh5 Ng6 16. Ne4 Bxd4 17. c3 Nf4 *", + "Moves": "e4f6 g8h8 h5h7", + "MovesSAN": "Nf6+ Kh8 Qxh7#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "6k1/1p3ppp/p2rp3/3p4/1P1K4/P4P2/5P1P/2R5 w - - 0 27", + "PGN": "1. e4 c6 2. Nf3 d5 3. e5 c5 4. c3 Nc6 5. d4 cxd4 6. cxd4 Bg4 7. Be3 Qb6 8. Qb3 Bxf3 9. gxf3 Qb4+ 10. Qxb4 Nxb4 11. Bb5+ Nc6 12. Nc3 e6 13. a3 Ne7 14. Na4 Nf5 15. Nc5 Bxc5 16. dxc5 O-O 17. Rc1 Nxe5 18. Ke2 a6 19. Bd3 Nxd3 20. Kxd3 Rac8 21. Bf4 Rc6 22. b4 Rfc8 23. Bd6 Nxd6 24. cxd6 Rxc1 25. Rxc1 Rd8 26. Kd4 Rxd6 *", + "Moves": "c1c8 d6d8 c8d8", + "MovesSAN": "Rc8+ Rd8 Rxd8#", + "Themes": "backRankMate endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "2rr2k1/4pp1p/p5pQ/1p6/6P1/1P3P1P/PP3R2/1K6 b - - 0 26", + "PGN": "1. e4 d6 2. Nf3 Nf6 3. Nc3 g6 4. d4 Bg7 5. h3 O-O 6. Be3 Nbd7 7. Qd2 c5 8. Bh6 cxd4 9. Nxd4 Nc5 10. f3 a6 11. O-O-O b5 12. Bxg7 Kxg7 13. Qe3 Bb7 14. Nb3 Nxb3+ 15. cxb3 Rc8 16. Kb1 Kg8 17. Qh6 Nh5 18. g4 Ng3 19. Rh2 Nxf1 20. Rxf1 d5 21. exd5 Bxd5 22. Nxd5 Qxd5 23. Rhf2 Qd3+ 24. Ka1 Rfd8 25. Rb1 Qxb1+ 26. Kxb1 *", + "Moves": "d8d1 h6c1 d1c1", + "MovesSAN": "Rd1+ Qc1 Rdxc1#", + "Themes": "endgame mate mateIn2 queenRookEndgame queensideAttack short" + }, + { + "FEN": "1k3r2/1p6/3p4/p1p1p2Q/P1P1P3/3Pb2N/6PP/5R1K b - - 0 29", + "PGN": "1. e4 e5 2. Bc4 d6 3. Qh5 Nh6 4. d3 g6 5. Qf3 Be6 6. Bxh6 Bxh6 7. Bxe6 fxe6 8. Nc3 Nc6 9. Nh3 Nd4 10. Qd1 Qf6 11. Ne2 O-O-O 12. Nxd4 exd4 13. O-O e5 14. Qg4+ Kb8 15. c3 dxc3 16. bxc3 Bg7 17. c4 h5 18. Qg5 c5 19. a4 a5 20. Rab1 Qf7 21. f4 Bh6 22. Qh4 Qe6 23. f5 gxf5 24. Rxf5 Be3+ 25. Kh1 Rdf8 26. Rxh5 Rxh5 27. Qxh5 Qf6 28. Re1 Qf1+ 29. Rxf1 *", + "Moves": "f8f1 h3g1 f1g1", + "MovesSAN": "Rxf1+ Ng1 Rxg1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "3rr1k1/p4p1p/4pQp1/8/8/1qP5/1P1R1PPP/3R2K1 b - - 2 25", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nc6 5. Bb5 Bd7 6. Nxc6 Bxc6 7. Bxc6+ bxc6 8. O-O g6 9. Nc3 Nf6 10. e5 dxe5 11. Bg5 Bg7 12. Qf3 O-O 13. Qxc6 Qd6 14. Qf3 e4 15. Nxe4 Nxe4 16. Qxe4 Rfe8 17. c3 e6 18. Rad1 Qc5 19. Be3 Qc7 20. Rd3 Qa5 21. Rfd1 Qxa2 22. R3d2 Qb3 23. Bd4 Bxd4 24. Qxd4 Rad8 25. Qf6 *", + "Moves": "b3d1 d2d1 d8d1", + "MovesSAN": "Qxd1+ Rxd1 Rxd1#", + "Themes": "backRankMate endgame mate mateIn2 short xRayAttack" + }, + { + "FEN": "rn4k1/pp3r1p/4Np2/1Q6/8/8/P3KPPP/q4B1R w - - 1 18", + "PGN": "1. e4 e6 2. Nf3 d5 3. exd5 exd5 4. d4 Nf6 5. c4 c5 6. dxc5 Bxc5 7. Bg5 Qb6 8. Qe2+ Be6 9. Bxf6 gxf6 10. Nc3 Bb4 11. cxd5 O-O 12. dxe6 fxe6 13. Qb5 Bxc3+ 14. bxc3 Qc7 15. Nd4 Qxc3+ 16. Ke2 Qxa1 17. Nxe6 Rf7 *", + "Moves": "b5e8 f7f8 e8f8", + "MovesSAN": "Qe8+ Rf8 Qxf8#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "6k1/4p2p/p2p1ppB/2pP4/8/2q4P/5PP1/1R4K1 w - - 0 27", + "PGN": "1. d4 c5 2. d5 d6 3. c4 Nf6 4. Nc3 g6 5. e4 Bg7 6. Nf3 Bg4 7. Be2 Nbd7 8. O-O O-O 9. a4 a6 10. h3 Bxf3 11. Bxf3 Rb8 12. Bf4 Qc7 13. a5 b5 14. axb6 Rxb6 15. Qd2 Rfb8 16. Rfb1 Rb3 17. Ra3 Nxe4 18. Rxb3 Nxd2 19. Rxb8+ Qxb8 20. Bxd2 Ne5 21. Be2 Qb3 22. Bf1 Nxc4 23. Bg5 Bxc3 24. Bxc4 Qxc4 25. bxc3 f6 26. Bh6 Qxc3 *", + "Moves": "b1b8 g8f7 b8f8", + "MovesSAN": "Rb8+ Kf7 Rf8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "7k/1p1R2pp/p3r3/4b3/P3P3/7P/2P3P1/5K2 w - - 0 29", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bc4 e6 7. a4 Be7 8. Be3 Nc6 9. O-O Nxd4 10. Qxd4 O-O 11. h3 e5 12. Qd2 Bd7 13. f4 Rc8 14. Qd3 exf4 15. Bxf4 Re8 16. Be3 Qc7 17. Bb3 Red8 18. Bd4 Be6 19. Bxf6 Bxf6 20. Nd5 Bxd5 21. Qxd5 Bxb2 22. Qxf7+ Qxf7 23. Bxf7+ Kh8 24. Rad1 Rf8 25. Be6 Rxf1+ 26. Kxf1 Re8 27. Rxd6 Be5 28. Rd7 Rxe6 *", + "Moves": "d7d8 e6e8 d8e8", + "MovesSAN": "Rd8+ Re8 Rxe8#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "r1bqk1nr/pp2p1bp/1np1Pp2/3p2p1/3P1B2/2N5/PPP1QPPP/R3KBNR w KQkq - 0 9", + "PGN": "1. e4 c6 2. d4 d5 3. e5 g6 4. Nc3 Bg7 5. Bg5 f6 6. Bf4 Nd7 7. e6 Nb6 8. Qe2 g5 *", + "Moves": "e2h5 e8f8 h5f7", + "MovesSAN": "Qh5+ Kf8 Qf7#", + "Themes": "mate mateIn2 opening short" + }, + { + "FEN": "r3r1k1/6pp/p1Q5/2p5/2P5/2b1R3/6PP/1q2N1K1 w - - 0 26", + "PGN": "1. e4 c5 2. f4 d6 3. Nf3 Nc6 4. Nc3 Nf6 5. Bb5 a6 6. Bxc6+ bxc6 7. d3 Qb6 8. Be3 Qxb2 9. O-O Qxc3 10. e5 Nd5 11. Bd2 Qa3 12. exd6 exd6 13. Re1+ Be7 14. c4 Nb4 15. Qe2 Be6 16. f5 Nxd3 17. fxe6 Nxe1 18. exf7+ Kxf7 19. Rxe1 Rhe8 20. Qe6+ Kf8 21. Re3 Qxa2 22. Bc3 Qb1+ 23. Ne1 Bf6 24. Qxd6+ Kg8 25. Qxc6 Bxc3 *", + "Moves": "e3e8 a8e8 c6e8", + "MovesSAN": "Rxe8+ Rxe8 Qxe8#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "5r1k/3N3n/3p1q2/P2Pp2Q/4P3/8/6PP/1r1NR1K1 b - - 6 39", + "PGN": "1. d4 c5 2. d5 d6 3. e4 e6 4. c4 g6 5. Bd2 Bg7 6. Bc3 Bxc3+ 7. Nxc3 Nf6 8. Nf3 a6 9. Be2 O-O 10. O-O b5 11. cxb5 axb5 12. Bxb5 Ba6 13. Bxa6 Nxa6 14. a3 e5 15. Nd2 h5 16. Nc4 Nc7 17. a4 Rb8 18. Qd2 Na6 19. a5 Rb3 20. Nb6 Nb4 21. Rfe1 Na6 22. Qc2 Rb4 23. f3 g5 24. Qd2 Nh7 25. Qd3 c4 26. Nxc4 Nc5 27. Qe2 g4 28. fxg4 hxg4 29. Qxg4+ Kh8 30. Nb6 Rg8 31. Qh5 Rxb2 32. Re2 Rb3 33. Nd1 Nd3 34. Raa2 Nf4 35. Qxf7 Nxe2+ 36. Rxe2 Rb1 37. Re1 Rf8 38. Qh5 Qf6 39. Nd7 *", + "Moves": "f6f2 d1f2 b1e1", + "MovesSAN": "Qf2+ Nxf2 Rxe1#", + "Themes": "mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "rn4k1/pp3ppp/8/2P1rb2/4p3/7P/PPPR1PP1/2K2B1R w - - 0 17", + "PGN": "1. e4 e6 2. Nf3 d5 3. exd5 exd5 4. d4 c6 5. Bf4 Bd6 6. Qd2 Nf6 7. Qe3+ Be6 8. h3 O-O 9. Nc3 Re8 10. O-O-O Bf5 11. Qd2 Ne4 12. Nxe4 dxe4 13. Ne5 c5 14. dxc5 Bxe5 15. Bxe5 Qxd2+ 16. Rxd2 Rxe5 *", + "Moves": "d2d8 e5e8 d8e8", + "MovesSAN": "Rd8+ Re8 Rxe8#", + "Themes": "backRankMate mate mateIn2 middlegame short" + }, + { + "FEN": "4r1k1/6pp/2Q1p3/p2pNp2/3P1P2/4q3/5RPP/7K b - - 0 27", + "PGN": "1. d4 c5 2. c3 cxd4 3. cxd4 d5 4. e3 Bf5 5. Bd3 Bxd3 6. Qxd3 e6 7. f4 f5 8. Nf3 Nf6 9. Nbd2 Bb4 10. O-O O-O 11. Ne5 Na6 12. a3 Bxd2 13. Bxd2 Nc7 14. Bb4 Re8 15. Rac1 a5 16. Bc5 Na6 17. Qb5 Nxc5 18. Qxc5 Ne4 19. Qc7 Qf6 20. Qxb7 Rab8 21. Qa6 Rxb2 22. Qc6 Qe7 23. Rc2 Rxc2 24. Qxc2 Qxa3 25. Qc6 Qxe3+ 26. Kh1 Nf2+ 27. Rxf2 *", + "Moves": "e3e1 f2f1 e1f1", + "MovesSAN": "Qe1+ Rf1 Qxf1#", + "Themes": "endgame fork mate mateIn2 short" + }, + { + "FEN": "5rk1/1R3p1p/p3b1p1/3pPp2/3N1P2/q1P2Q2/P5PP/7K b - - 0 23", + "PGN": "1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. Bd2 Nc6 6. Nb5 cxd4 7. f4 a6 8. Bxb4 Nxb4 9. Nxd4 Ne7 10. Ngf3 Qc7 11. c3 Nbc6 12. Bd3 O-O 13. O-O Nxd4 14. Nxd4 Nf5 15. Bxf5 exf5 16. Qh5 g6 17. Qf3 Be6 18. Rfc1 Qb6 19. Kh1 Qxb2 20. Rcb1 Qa3 21. Rxb7 Rab8 22. Rab1 Rxb7 23. Rxb7 *", + "Moves": "a3c1 f3d1 c1d1", + "MovesSAN": "Qc1+ Qd1 Qxd1#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "1b2r2k/pp4pp/2B2p2/2P5/5q2/1N3Q2/PP3PPP/R5K1 b - - 0 25", + "PGN": "1. d4 e6 2. e4 d5 3. Nd2 c5 4. exd5 exd5 5. dxc5 Bxc5 6. Bb5+ Nc6 7. Ngf3 Ne7 8. O-O O-O 9. Re1 Bg4 10. Nb3 Bd6 11. Bg5 f6 12. Bh4 Qb6 13. Bd3 Ne5 14. Be2 N5g6 15. Bg3 Nf4 16. Bf1 Rfe8 17. Re3 Rad8 18. c4 Bb8 19. c5 Qc7 20. Bb5 Nc6 21. Rxe8+ Rxe8 22. Bxf4 Qxf4 23. Qxd5+ Kh8 24. Bxc6 Bxf3 25. Qxf3 *", + "Moves": "f4h2 g1f1 h2h1", + "MovesSAN": "Qxh2+ Kf1 Qh1#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "6k1/2p2p1p/2Bp1p2/5b2/2P5/1r2P1P1/R1p2P1P/K1R5 b - - 1 27", + "PGN": "1. c4 e5 2. Nc3 Nf6 3. d3 Bb4 4. Qc2 O-O 5. g3 Nc6 6. Bg2 d6 7. Bg5 Nd4 8. Qd2 Bf5 9. O-O-O Qd7 10. Bxf6 gxf6 11. Bxb7 Rab8 12. Bg2 a5 13. Nf3 a4 14. e3 a3 15. b3 Nxb3+ 16. axb3 Ra8 17. Kb1 Bxc3 18. Qxc3 a2+ 19. Ka1 Rfb8 20. Rd2 Ra3 21. Rxa2 Raxb3 22. Qc2 Qc6 23. Rg1 e4 24. Nd2 exd3 25. Bxc6 dxc2 26. Nxb3 Rxb3 27. Rc1 *", + "Moves": "b3b1 c1b1 c2b1q", + "MovesSAN": "Rb1+ Rxb1 cxb1=Q#", + "Themes": "advancedPawn endgame mate mateIn2 promotion short" + }, + { + "FEN": "4r2k/5pp1/2p1q1bp/3p2Q1/1P1B2P1/2P5/7P/5RK1 w - - 0 32", + "PGN": "1. e4 c6 2. f4 d5 3. e5 Bf5 4. Nf3 e6 5. d4 c5 6. Be3 cxd4 7. Bxd4 Nc6 8. Bb5 Nh6 9. Bxc6+ bxc6 10. Nc3 Bb4 11. O-O Qa5 12. a3 Be7 13. b4 Qc7 14. Na4 O-O 15. Nc5 Bxc5 16. Bxc5 Rfc8 17. Nd4 Be4 18. c3 a5 19. Qe2 Kh8 20. Qh5 Bg6 21. Qh4 axb4 22. axb4 Nf5 23. Nxf5 Bxf5 24. g4 Be4 25. f5 Qxe5 26. Bd4 Qd6 27. fxe6 Qxe6 28. Qh5 Rxa1 29. Rxa1 Bg6 30. Qg5 Re8 31. Rf1 h6 *", + "Moves": "g5h6 h8g8 h6g7", + "MovesSAN": "Qxh6+ Kg8 Qxg7#", + "Themes": "endgame mate mateIn2 pin short" + }, + { + "FEN": "8/N5pk/6pp/1R2b3/P4n2/2P4P/1P3PP1/3r1BK1 b - - 1 31", + "PGN": "1. d4 c6 2. Bf4 d5 3. Nf3 Bg4 4. Nbd2 e6 5. e3 Nf6 6. Be2 Be7 7. h3 Bh5 8. c3 h6 9. Qb3 Qb6 10. O-O Nbd7 11. Rfe1 Bg6 12. Bf1 O-O 13. Qxb6 Nxb6 14. Bc7 Rac8 15. Bxb6 axb6 16. Ne5 c5 17. Nxg6 fxg6 18. e4 b5 19. exd5 Nxd5 20. Rxe6 Bg5 21. Nf3 cxd4 22. Nxd4 Bf6 23. Nxb5 Nf4 24. Rb6 Rcd8 25. Bc4+ Kh7 26. Rxb7 Rd2 27. Na7 Rfd8 28. a4 Be5 29. Rb5 Rd1+ 30. Rxd1 Rxd1+ 31. Bf1 *", + "Moves": "f4e2 g1h1 d1f1", + "MovesSAN": "Ne2+ Kh1 Rxf1#", + "Themes": "deflection endgame mate mateIn2 pin short" + }, + { + "FEN": "6k1/1p2Q3/p2P2p1/2p2p2/2Pb3P/1P1B1RP1/P5K1/3q4 b - - 2 35", + "PGN": "1. e4 d5 2. exd5 Nf6 3. Nf3 e6 4. dxe6 Bxe6 5. d4 Bd6 6. c4 O-O 7. Bd3 Bg4 8. Nbd2 Re8+ 9. Kf1 c5 10. d5 Nbd7 11. Qc2 Bxf3 12. Nxf3 Ne5 13. Nxe5 Bxe5 14. Bg5 g6 15. g3 Bd4 16. Kg2 Qd6 17. Bf4 Qd7 18. h3 Re7 19. Rhe1 Rae8 20. Rxe7 Rxe7 21. Bg5 Qd6 22. Bxf6 Qxf6 23. Rb1 h5 24. b3 h4 25. Rf1 hxg3 26. fxg3 Qe5 27. h4 Qh5 28. Rf3 f5 29. Qd2 Qg4 30. Rf4 Qh5 31. Qa5 a6 32. Qd8+ Kf7 33. d6 Qd1 34. Qxe7+ Kg8 35. Rf3 *", + "Moves": "d1g1 g2h3 g1h1", + "MovesSAN": "Qg1+ Kh3 Qh1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "1Q3bk1/5ppp/8/p7/P2P4/5b2/2r1q1PP/Q5RK b - - 0 31", + "PGN": "1. e4 c5 2. Nf3 e6 3. Nc3 Nf6 4. d4 cxd4 5. Nxd4 d6 6. Bg5 Be7 7. f3 a6 8. Bc4 b5 9. Bb3 O-O 10. O-O Bb7 11. Rc1 Nbd7 12. a4 b4 13. Nce2 Nc5 14. c3 Nxb3 15. Qxb3 d5 16. Bxf6 Bxf6 17. exd5 Bxd5 18. Qxb4 Rb8 19. Qa3 Be7 20. b4 a5 21. Rb1 Qc7 22. Kh1 Qc4 23. Rfc1 Rfc8 24. Qa1 Bf8 25. b5 e5 26. b6 exd4 27. cxd4 Qxe2 28. Rxc8 Rxc8 29. b7 Rc2 30. Rg1 Bxf3 31. b8=Q *", + "Moves": "f3g2 g1g2 e2g2", + "MovesSAN": "Bxg2+ Rxg2 Qxg2#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "1r6/1b1kbpp1/2p1p2r/B1pqP2p/P1Np1P2/1P1Pn1PP/2P1NQ1K/1R4R1 b - - 6 24", + "PGN": "1. e4 e6 2. f4 d5 3. e5 c5 4. Nf3 Nc6 5. Bb5 a6 6. Bxc6+ bxc6 7. O-O Qb6 8. Kh1 h5 9. d3 Nh6 10. Nc3 Nf5 11. g3 Be7 12. Ne2 a5 13. a4 Ba6 14. b3 Rb8 15. Rb1 d4 16. Bd2 Bb7 17. Rg1 Qd8 18. h3 Qd5 19. Qf1 Kd7 20. Qf2 Kc7 21. Bxa5+ Kd7 22. Kh2 Rh6 23. Nd2 Ne3 24. Nc4 *", + "Moves": "e3g4 h3g4 h5g4", + "MovesSAN": "Ng4+ hxg4 hxg4#", + "Themes": "discoveredAttack mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "6k1/p5pp/1p2p3/4P1Qb/4q3/8/PP3K1P/2R3R1 b - - 0 23", + "PGN": "1. d4 e6 2. Nf3 Nf6 3. Bf4 b6 4. e3 Bb7 5. c4 c5 6. Nc3 cxd4 7. exd4 d5 8. cxd5 Nxd5 9. Bb5+ Nd7 10. Nxd5 Bxd5 11. Ne5 Bb4+ 12. Bd2 Bxd2+ 13. Qxd2 O-O 14. Bxd7 f6 15. Bc6 fxe5 16. Bxa8 Qxa8 17. dxe5 Bxg2 18. Rg1 Bf3 19. Qe3 Bh5 20. Rc1 Rf3 21. Qg5 Qe4+ 22. Kf1 Rxf2+ 23. Kxf2 *", + "Moves": "e4f3 f2e1 f3e2", + "MovesSAN": "Qf3+ Ke1 Qe2#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "4r1k1/p5pp/1pp1P1p1/3p1q2/P2P4/2P1R2Q/5PPP/6K1 b - - 0 26", + "PGN": "1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 Bg4 5. Bf4 Bxf3 6. exf3 Nbd7 7. Bd3 e6 8. O-O Be7 9. Re1 Nf8 10. Qb3 b6 11. cxd5 exd5 12. Re3 Ng6 13. Rae1 O-O 14. Bg3 Re8 15. Bxg6 fxg6 16. a4 Qd7 17. Qc2 Bb4 18. Qe2 Rxe3 19. Qxe3 Re8 20. Be5 Qd8 21. f4 Ng4 22. Qh3 Nxe5 23. fxe5 Qg5 24. Re3 Bxc3 25. bxc3 Qf5 26. e6 *", + "Moves": "f5b1 e3e1 b1e1", + "MovesSAN": "Qb1+ Re1 Qxe1#", + "Themes": "endgame kingsideAttack mate mateIn2 short" + }, + { + "FEN": "r5k1/1r3pp1/q4p1p/2p5/2P2b2/P1P1R3/1PQ4P/K3R3 w - - 0 30", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. Nf3 c6 5. Bc4 Nf6 6. d3 Bg4 7. Bd2 Qc7 8. Bg5 h6 9. Bxf6 exf6 10. Ne4 Be7 11. c3 O-O 12. Qb3 Nd7 13. O-O-O Qf4+ 14. Kb1 Bxf3 15. gxf3 Qxf3 16. Rhg1 Ne5 17. Qxb7 Nxc4 18. dxc4 Qxe4+ 19. Ka1 Rab8 20. Qxa7 c5 21. Rge1 Rb7 22. Qa6 Rd7 23. Rc1 Qb7 24. Qa4 Ra8 25. Qc2 Qa6 26. a3 Rb7 27. Re3 Bd6 28. Rce1 Be5 29. f4 Bxf4 *", + "Moves": "e3e8 a8e8 e1e8", + "MovesSAN": "Re8+ Rxe8 Rxe8#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "1k1r4/2p2pp1/2p4p/p2n4/qpP2RQ1/1N2P2P/1KP3P1/3R4 b - - 0 25", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. h3 Nf6 6. d3 Bc5 7. Be3 Bxe3 8. fxe3 Qe7 9. Qe2 Be6 10. Nbd2 h6 11. Nxe5 O-O-O 12. Nef3 Qb4 13. O-O-O Bxa2 14. Ne5 Rhe8 15. Nec4 b5 16. Na3 a5 17. Rhf1 Qa4 18. Rf4 b4 19. e5 Rxe5 20. Nac4 Rc5 21. b3 Bxb3 22. Nxb3 Nd5 23. Qg4+ Kb8 24. Kb2 Rxc4 25. dxc4 *", + "Moves": "a4a3 b2b1 d5c3", + "MovesSAN": "Qa3+ Kb1 Nc3#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "4k3/4nppp/3Rp3/1N1b4/2p3PP/5PK1/8/3r4 w - - 0 39", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. Bb5 e6 4. O-O Nge7 5. a3 a6 6. Bc4 b5 7. Ba2 Bb7 8. d3 d5 9. Nbd2 d4 10. c3 dxc3 11. bxc3 Qxd3 12. Bb2 Ng6 13. Qe1 Nf4 14. Rd1 Qe2 15. Qxe2 Nxe2+ 16. Kh1 Nf4 17. g3 Ng6 18. c4 Be7 19. cxb5 axb5 20. Rfe1 O-O 21. Nf1 Rfd8 22. h4 c4 23. Bb1 Bxa3 24. Bxa3 Rxa3 25. Ne3 Raa8 26. Kg2 Nce5 27. Nd4 Nd3 28. Bxd3 Rxd4 29. Be2 Rxd1 30. Rxd1 Bxe4+ 31. f3 Bc6 32. Rd6 Ne7 33. g4 Kf8 34. Kg3 Ke8 35. Nc2 Ra2 36. Nd4 Bd5 37. Bd1 Rd2 38. Nxb5 Rxd1 *", + "Moves": "b5c7 e8f8 d6d8", + "MovesSAN": "Nc7+ Kf8 Rd8#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "8/6pk/p1p1r2p/1p1b3P/3B4/2P3Q1/P4P2/6K1 b - - 2 36", + "PGN": "1. d4 e6 2. c4 c6 3. Nf3 d5 4. e3 Bb4+ 5. Nc3 Nf6 6. Bd3 Ne4 7. Qb3 Na6 8. O-O Nxc3 9. bxc3 Bd6 10. c5 Bxc5 11. dxc5 Nxc5 12. Qd1 Nxd3 13. Qxd3 a6 14. Ne5 f6 15. Nf3 b5 16. Ba3 Qc7 17. Bc5 e5 18. e4 Be6 19. Rfe1 dxe4 20. Qxe4 Bd5 21. Qf5 h6 22. Nxe5 fxe5 23. Rxe5+ Qxe5 24. Qxe5+ Kf7 25. Qe7+ Kg6 26. h4 Rhe8 27. Qd6+ Re6 28. Qg3+ Kh7 29. Bd4 Rg6 30. Qd3 Bxg2 31. Kh2 Re8 32. Rg1 Be4 33. Qe3 Rxg1 34. Kxg1 Re6 35. h5 Bd5 36. Qg3 *", + "Moves": "e6e1 g1h2 e1h1", + "MovesSAN": "Re1+ Kh2 Rh1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "rq3r2/p2n2pk/5p2/1pnNp3/2p1P3/P1P4P/1P2QPP1/R2R2K1 w - - 0 26", + "PGN": "1. e4 e6 2. d3 d5 3. Nd2 Nf6 4. Be2 dxe4 5. dxe4 e5 6. h3 Bb4 7. c3 Ba5 8. Qc2 O-O 9. Nf1 b6 10. Ng3 c5 11. Nf3 Qc7 12. O-O Ba6 13. Bxa6 Nxa6 14. Bg5 Nd7 15. Be3 b5 16. Nf5 c4 17. Ne7+ Kh8 18. Nd5 Qd8 19. a3 Bb6 20. Qe2 Bxe3 21. Nxe3 Nac5 22. Rfd1 Qc7 23. Nd5 Qb8 24. Ng5 f6 25. Nxh7 Kxh7 *", + "Moves": "e2h5 h7g8 d5e7", + "MovesSAN": "Qh5+ Kg8 Ne7#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "1k2r1r1/1pb4p/2p2R2/3p4/1N1P4/1P3B1P/P5P1/R1B3K1 b - - 0 24", + "PGN": "1. e4 e5 2. d3 c6 3. f4 f6 4. Nf3 d5 5. Qe2 Bg4 6. h3 Bxf3 7. Qxf3 Bd6 8. Be2 Nd7 9. O-O Ne7 10. f5 Qc7 11. c3 O-O-O 12. Na3 g6 13. Qe3 gxf5 14. Qxa7 Qb8 15. Qxb8+ Kxb8 16. exf5 Nxf5 17. Rxf5 Rhg8 18. Bf3 Nc5 19. d4 exd4 20. cxd4 Nd3 21. Rxf6 Bc7 22. b3 Rde8 23. Nc2 Nb4 24. Nxb4 *", + "Moves": "e8e1 g1f2 c7g3", + "MovesSAN": "Re1+ Kf2 Bg3#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "6k1/4Qp1p/6p1/8/8/2Pq4/PP1r1PPP/K6R b - - 2 26", + "PGN": "1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Bg7 5. Nc3 Nc6 6. Be3 Nf6 7. Nxc6 bxc6 8. e5 Nd5 9. Nxd5 cxd5 10. Qxd5 Rb8 11. O-O-O Bb7 12. Qc5 Rc8 13. Qxa7 Qc7 14. c3 Bxe5 15. Bd4 Bxd4 16. Qxd4 O-O 17. Qxd7 Qf4+ 18. Qd2 Qa4 19. Kb1 Be4+ 20. Bd3 Rfd8 21. Qc2 Rxd3 22. Rxd3 Qa6 23. Rd8+ Rxd8 24. Qxe4 Rd2 25. Qxe7 Qd3+ 26. Ka1 *", + "Moves": "d2d1 h1d1 d3d1", + "MovesSAN": "Rd1+ Rxd1 Qxd1#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "1r6/3p3p/p1b2R2/1p2n1pk/4P3/1B4PK/PPP5/8 w - - 0 31", + "PGN": "1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Ndb5 Bc5 7. Bf4 O-O 8. Bd6 Bxd6 9. Nxd6 Qa5 10. Qd2 a6 11. f4 e5 12. Bc4 exf4 13. O-O Ne5 14. Bb3 Ng6 15. g3 fxg3 16. Rxf6 gxf6 17. Kh1 Qg5 18. Qxg5 fxg5 19. hxg3 Kg7 20. Rf1 f6 21. Nd5 b5 22. Nf5+ Kh8 23. Nd6 Rb8 24. Kg2 Bb7 25. Nxf6 Bc6 26. Kh3 Kg7 27. Nh5+ Kh6 28. Nf7+ Rxf7 29. Rxf7 Ne5 30. Rf6+ Kxh5 *", + "Moves": "g3g4 e5g4 b3f7", + "MovesSAN": "g4+ Nxg4 Bf7#", + "Themes": "endgame master mate mateIn2 short" + }, + { + "FEN": "2r2rk1/5ppp/3b4/4nQ2/4N2q/4B3/PPP2PPP/R4RK1 b - - 10 20", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 4. d4 Bd7 5. Bxc6 Bxc6 6. dxe5 Bxe4 7. exd6 Bxf3 8. Qxf3 Bxd6 9. Qxb7 Qe7+ 10. Be3 Rd8 11. Qc6+ Rd7 12. Qa8+ Rd8 13. Qxa7 Nf6 14. Qa4+ c6 15. Qxc6+ Nd7 16. O-O O-O 17. Nc3 Rc8 18. Qf3 Ne5 19. Qf5 Qh4 20. Ne4 *", + "Moves": "e5f3 g2f3 h4h2", + "MovesSAN": "Nf3+ gxf3 Qxh2#", + "Themes": "kingsideAttack mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "8/R4R1p/5p2/4p3/PP2bkP1/7P/r4P2/6K1 b - - 2 35", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 a6 6. Nd6+ Bxd6 7. Qxd6 Qf6 8. Qxf6 Nxf6 9. Nc3 d5 10. exd5 Nb4 11. Bd3 Nfxd5 12. Nxd5 Nxd5 13. O-O O-O 14. Re1 f6 15. Bd2 b5 16. Be4 Bb7 17. Rad1 Rfd8 18. Ba5 Rd7 19. b3 Rc8 20. h3 b4 21. Bf5 Rd6 22. Bxc8 Bxc8 23. c4 bxc3 24. Bxc3 Rc6 25. Rxd5 Rxc3 26. Rd6 Kf7 27. b4 Rc2 28. a4 Ra2 29. Rc1 Bf5 30. Rc7+ Kg6 31. Rxa6 Bd3 32. Raa7 Be4 33. Rxg7+ Kf5 34. g4+ Kf4 35. Rgf7 *", + "Moves": "a2a1 g1h2 a1h1", + "MovesSAN": "Ra1+ Kh2 Rh1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "5r1k/pp4bp/2p3p1/4P3/1q3R2/1B6/P1Q3PP/4R2K b - - 0 32", + "PGN": "1. c4 d5 2. cxd5 Qxd5 3. Nc3 Qa5 4. d4 c6 5. Bd2 Qc7 6. e4 e5 7. dxe5 Qxe5 8. Nf3 Qc7 9. Bc4 Nf6 10. Ng5 Be6 11. Nxe6 fxe6 12. Bxe6 Qe7 13. Bf5 g6 14. Bg4 Bg7 15. Bf3 O-O 16. Qc2 Nbd7 17. O-O Ne5 18. Be2 Rad8 19. f4 Ned7 20. e5 Ne8 21. Bc4+ Kh8 22. Rae1 Nc7 23. Ne4 Nc5 24. Ng5 Nd5 25. b4 Ne6 26. Nxe6 Qxe6 27. Bc3 Qe7 28. Bd2 Nxb4 29. Bxb4 Qxb4 30. Kh1 Rd4 31. Bb3 Rdxf4 32. Rxf4 *", + "Moves": "b4e1 f4f1 f8f1", + "MovesSAN": "Qxe1+ Rf1 Rxf1#", + "Themes": "backRankMate hangingPiece mate mateIn2 middlegame short" + }, + { + "FEN": "1r3k2/p2b2bQ/3p2p1/8/1qp1PB2/5P2/NPP5/KR5R b - - 0 28", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 O-O 8. Qd2 Nc6 9. Bc4 Bd7 10. Bb3 Qa5 11. O-O-O Ne5 12. Kb1 Rfc8 13. g4 b5 14. h4 Nc4 15. Bxc4 bxc4 16. Ka1 Rab8 17. h5 Qb4 18. Rb1 Rc5 19. Qh2 Ra5 20. hxg6 fxg6 21. Nde2 h5 22. gxh5 Nxh5 23. Bd4 e5 24. Be3 Nf4 25. Qh7+ Kf8 26. Nxf4 exf4 27. Bxf4 Rxa2+ 28. Nxa2 *", + "Moves": "g7b2 b1b2 b4b2", + "MovesSAN": "Bxb2+ Rxb2 Qxb2#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "8/pb3Qp1/1p6/2pP4/2P5/P2qk1P1/7P/6K1 w - - 3 37", + "PGN": "1. c4 e5 2. Nc3 Nf6 3. e3 Bb4 4. a3 Bxc3 5. bxc3 d5 6. d4 e4 7. cxd5 Nxd5 8. Bb2 O-O 9. Qb3 c6 10. c4 Nf6 11. f3 b6 12. Be2 Bb7 13. fxe4 Nxe4 14. Nf3 Nd7 15. Bd3 Ndf6 16. O-O Re8 17. Qc2 Rc8 18. Ne5 c5 19. d5 Qd6 20. Bxe4 Rxe5 21. Bxe5 Qxe5 22. Rxf6 Qxa1+ 23. Rf1 Qe5 24. Bxh7+ Kh8 25. Rxf7 Qxe3+ 26. Rf2 Rf8 27. Bd3 Rxf2 28. Qxf2 Qxd3 29. Qh4+ Kg8 30. Qd8+ Kh7 31. Qh4+ Kg6 32. Qg4+ Kf6 33. Qe6+ Kg5 34. Qe7+ Kf4 35. g3+ Kf3 36. Qf7+ Ke3 *", + "Moves": "f7f2 e3e4 f2f4", + "MovesSAN": "Qf2+ Ke4 Qf4#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "2Q5/5ppk/3p1b1p/8/1rn1P3/8/BR3P1P/K7 b - - 5 34", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Nc3 d6 5. d3 h6 6. a3 Ne7 7. Ba2 c6 8. d4 exd4 9. Qxd4 Ng6 10. Bd2 Bg4 11. O-O-O Be7 12. Be3 b5 13. Ne2 c5 14. Qd3 Bxf3 15. Qxb5+ Nd7 16. gxf3 Rb8 17. Qc4 Nge5 18. Qd5 Qb6 19. b4 cxb4 20. Bxb6 Rxb6 21. axb4 O-O 22. c3 Nxf3 23. Qf5 Bg5+ 24. Kb2 Nde5 25. Qd7 a5 26. Qc7 Rfb8 27. Nd4 axb4 28. cxb4 Rxb4+ 29. Ka1 Nxd4 30. Rxd4 Bf6 31. Rxb4 Rxb4 32. Qc8+ Kh7 33. Rb1 Nc4+ 34. Rb2 *", + "Moves": "f6b2 a1b1 c4a3", + "MovesSAN": "Bxb2+ Kb1 Na3#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "2k3rr/Qb4q1/R2p1p2/5P2/1pP1n3/5NP1/1P5P/2BB1RK1 b - - 0 26", + "PGN": "1. e4 e5 2. Nf3 Bc5 3. Bb5 Nf6 4. O-O Ng4 5. Nxe5 Nxe5 6. d4 c6 7. Ba4 b5 8. Bb3 Bxd4 9. Qxd4 d6 10. f4 Ng6 11. Qxg7 Rf8 12. Qxh7 Na6 13. c3 Qd7 14. Nd2 Bb7 15. f5 Ne5 16. Qh4 f6 17. a4 O-O-O 18. axb5 cxb5 19. c4 b4 20. Nf3 Rh8 21. Qg3 Rdg8 22. Qf2 Nd3 23. Qxa7 Qg7 24. g3 Ndc5 25. Bd1 Nxe4 26. Rxa6 *", + "Moves": "g7g3 h2g3 g8g3", + "MovesSAN": "Qxg3+ hxg3 Rxg3#", + "Themes": "kingsideAttack mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "2k3r1/1pp4p/p3rBp1/4n3/8/8/PPPR2PP/2KR4 w - - 0 24", + "PGN": "1. e4 e5 2. Nf3 d6 3. d4 exd4 4. Nxd4 Nc6 5. Bc4 Nxd4 6. Qxd4 Qf6 7. Be3 Qxd4 8. Bxd4 Be6 9. Nd2 Bxc4 10. Nxc4 a6 11. O-O-O O-O-O 12. Rd2 f6 13. Ne3 Ne7 14. Rhd1 Nc6 15. Bc3 Be7 16. Nf5 Rhg8 17. f4 g6 18. Nxe7+ Nxe7 19. Bxf6 Rde8 20. e5 dxe5 21. fxe5 Nc6 22. Re1 Re6 23. Red1 Nxe5 *", + "Moves": "d2d8 g8d8 d1d8", + "MovesSAN": "Rd8+ Rxd8 Rxd8#", + "Themes": "endgame mate mateIn2 queensideAttack short" + }, + { + "FEN": "6k1/p5p1/1p5p/5Q2/3qr3/5R1P/PP4P1/5K2 b - - 1 49", + "PGN": "1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Qb6 6. dxc5 Bxc5 7. Qc2 f6 8. exf6 Nxf6 9. Bd3 O-O 10. O-O Bd7 11. Bf4 h6 12. h3 Rae8 13. Ne5 Bc8 14. Nd2 Ne7 15. Ndf3 Nd7 16. Nxd7 Bxd7 17. Bg3 Bb5 18. Bxb5 Qxb5 19. Be5 Nc6 20. Bg3 Ne7 21. Be5 Qd7 22. Rfe1 Nc6 23. Bg3 Bd6 24. Bxd6 Qxd6 25. Re2 e5 26. Rae1 e4 27. Nd4 Nxd4 28. cxd4 Rc8 29. Qb3 b6 30. Rc2 Qd7 31. Rec1 Rxc2 32. Rxc2 Kh7 33. Rc3 Qf5 34. Qc2 Rf7 35. Re3 Rf8 36. Rc3 Rf7 37. Rc6 Re7 38. Rc3 Re8 39. f3 Kh8 40. fxe4 Rxe4 41. Rf3 Qg5 42. Kf2 Qe7 43. Qc8+ Kh7 44. Qf5+ Kg8 45. Qxd5+ Kh7 46. Qf5+ Kg8 47. Kg3 Qd6+ 48. Kf2 Qxd4+ 49. Kf1 *", + "Moves": "d4d1 f1f2 d1e1", + "MovesSAN": "Qd1+ Kf2 Qe1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "3r2k1/pb1r2p1/1p2p1Q1/8/6R1/8/P4P1P/R5K1 b - - 0 27", + "PGN": "1. e4 e6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bd7 5. Nf3 Bc6 6. Bd3 Nd7 7. O-O Ngf6 8. Re1 Be7 9. Bf4 O-O 10. c3 Rc8 11. Qc2 b6 12. Ne5 Bb7 13. Nxd7 Nxd7 14. Re3 Bf6 15. Rg3 c5 16. Bg5 cxd4 17. Nxf6+ Nxf6 18. Bxh7+ Nxh7 19. Bxd8 Rfxd8 20. Rh3 f5 21. g4 dxc3 22. Rh5 cxb2 23. Qxb2 Nf6 24. Rg5 fxg4 25. Qxf6 Rd7 26. Qg6 Rcd8 27. Rxg4 *", + "Moves": "d7d1 a1d1 d8d1", + "MovesSAN": "Rd1+ Rxd1 Rxd1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "7k/pp3Qbp/4p1p1/1P2PnN1/P1r5/3q4/5PPK/8 w - - 4 31", + "PGN": "1. d4 c6 2. e4 d5 3. e5 Bf5 4. Nf3 e6 5. Bd3 Bxd3 6. Qxd3 Ne7 7. c4 g6 8. Nc3 Bg7 9. Bg5 O-O 10. cxd5 cxd5 11. Rc1 Nbc6 12. O-O Qb6 13. Bxe7 Nxe7 14. b3 Rac8 15. Nxd5 Nxd5 16. Rxc8 Rxc8 17. h4 Rc3 18. Qb1 Nf4 19. Rc1 Ne2+ 20. Kh2 Rxc1 21. Qb2 Qb5 22. a4 Qd3 23. h5 Kh8 24. hxg6 fxg6 25. b4 Kg8 26. b5 Rc7 27. Qb4 Rc4 28. Qe7 Nxd4 29. Ng5 Nf5 30. Qf7+ Kh8 *", + "Moves": "f7e8 g7f8 e8f8", + "MovesSAN": "Qe8+ Bf8 Qxf8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "8/3Q1ppk/1p5p/p1p5/P1P2n2/1P3P1P/1q2r1PK/3R2R1 b - - 8 37", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 d6 4. Nc3 Be7 5. O-O Nf6 6. d4 O-O 7. dxe5 dxe5 8. Bg5 Bg4 9. Be2 Nd4 10. Nxe5 Bxe2 11. Nxe2 Nxe2+ 12. Qxe2 Ne8 13. Bxe7 Qxe7 14. Nd3 b6 15. f3 Rd8 16. a3 a5 17. Nf4 Qc5+ 18. Kh1 Nf6 19. Nd3 Qc4 20. b3 Qc3 21. Rac1 Rfe8 22. a4 h6 23. Qe1 Qd4 24. Qf2 Qd6 25. e5 Rxe5 26. Nxe5 Qxe5 27. Rce1 Qd6 28. Qe2 Qb4 29. Rd1 Re8 30. Qd2 Qa3 31. h3 Qb2 32. Qd3 c5 33. c4 Re2 34. Rg1 Nh5 35. Kh2 Nf4 36. Qd8+ Kh7 37. Qd7 *", + "Moves": "e2g2 g1g2 b2g2", + "MovesSAN": "Rxg2+ Rxg2 Qxg2#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r1b3kr/ppqpppb1/6p1/4n2p/2P3n1/PPN1PN1P/3B1PP1/1BRQ1RK1 b - - 0 15", + "PGN": "1. d4 Nf6 2. c4 c5 3. Nc3 cxd4 4. Qxd4 Nc6 5. Qd1 g6 6. Nf3 Bg7 7. e3 O-O 8. Bd3 Qc7 9. O-O h5 10. h3 Kh7 11. Bd2 Rh8 12. Rc1 Kg8 13. Bb1 Ng4 14. a3 Nce5 15. b3 *", + "Moves": "e5f3 g2f3 c7h2", + "MovesSAN": "Nxf3+ gxf3 Qh2#", + "Themes": "clearance kingsideAttack mate mateIn2 opening short" + }, + { + "FEN": "7k/2p2r1p/p4NP1/1p1p3R/2n5/2P5/PPq5/K6Q w - - 1 37", + "PGN": "1. e4 d6 2. d4 g6 3. Nc3 Bg7 4. Bc4 Nf6 5. Qe2 O-O 6. e5 Ne8 7. e6 Bxe6 8. Bxe6 fxe6 9. Qxe6+ Kh8 10. Nf3 Qd7 11. Qe2 Nc6 12. Be3 e5 13. O-O-O exd4 14. Nxd4 Nxd4 15. Bxd4 Nf6 16. f3 Rae8 17. Qd2 a6 18. g4 b5 19. g5 Nh5 20. Bxg7+ Nxg7 21. Nd5 Qf5 22. h4 Qxf3 23. Nf6 Re2 24. Qd4 Nf5 25. Qg1 Ne3 26. Rd2 Rxd2 27. Kxd2 Nc4+ 28. Kc1 Qf4+ 29. Kb1 Qe5 30. c3 Qf5+ 31. Ka1 Qc2 32. Rh2 Qd3 33. h5 gxh5 34. Rxh5 Rf7 35. Qh1 d5 36. g6 Qc2 *", + "Moves": "h5h7 f7h7 h1h7", + "MovesSAN": "Rxh7+ Rxh7 Qxh7#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "5rk1/6pp/1p1N4/p2PQ3/2P1b3/5p2/PP4RP/7K b - - 0 38", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 d6 6. N1c3 a6 7. Na3 Be7 8. Nd5 Nf6 9. Be3 Nxd5 10. exd5 Nb8 11. Be2 O-O 12. O-O Bg5 13. Bxg5 Qxg5 14. c4 b6 15. Kh1 Nd7 16. Qb3 f5 17. Nc2 f4 18. Bf3 a5 19. Qa3 Qe7 20. Qb3 Rb8 21. Na3 Nc5 22. Qc2 e4 23. Be2 Bf5 24. Qd2 Bg6 25. Nb5 f3 26. gxf3 exf3 27. Bd1 Qh4 28. Nxd6 Rf6 29. Nb5 Ne4 30. Qe3 Rbf8 31. Bc2 Bf5 32. Bxe4 Bxe4 33. Qd4 Rh6 34. Qe5 Rg6 35. Rg1 Qxf2 36. Nd6 Rxg1+ 37. Rxg1 Qg2+ 38. Rxg2 *", + "Moves": "f3g2 h1g1 f8f1", + "MovesSAN": "fxg2+ Kg1 Rf1#", + "Themes": "advancedPawn endgame mate mateIn2 short" + }, + { + "FEN": "r5k1/5pp1/4p2p/3p4/1R3P2/r3n1qP/2Q3P1/1R4K1 w - - 0 32", + "PGN": "1. d4 e6 2. c4 d5 3. Bf4 Nf6 4. e3 Be7 5. Nc3 O-O 6. Nf3 h6 7. Be2 Nbd7 8. O-O c6 9. Re1 Nb6 10. c5 Nbd7 11. Rb1 b6 12. cxb6 axb6 13. h3 c5 14. dxc5 bxc5 15. Nb5 Qa5 16. a3 Ba6 17. Bc7 Nb6 18. Nc3 Bxe2 19. Nxe2 Ra7 20. Be5 Nc4 21. Bc3 Qc7 22. Qc2 Bd6 23. b4 Rxa3 24. bxc5 Bxc5 25. Bb4 Bxb4 26. Rxb4 Rfa8 27. Reb1 Ne4 28. Ne5 Qxe5 29. f3 Ng3 30. Nxg3 Qxg3 31. f4 Nxe3 *", + "Moves": "b4b8 a8b8 b1b8", + "MovesSAN": "Rb8+ Rxb8 Rxb8#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "7N/pp1k4/2p1p3/3p1n2/3PP1Q1/2P5/5P1P/2qBKR2 b - - 0 29", + "PGN": "1. d4 d5 2. Bf4 Nf6 3. e3 Bf5 4. Nf3 e6 5. c3 c6 6. Nbd2 Bd6 7. Ne5 Nbd7 8. Nxf7 Kxf7 9. Bxd6 Ne4 10. g4 Nxd6 11. gxf5 Nxf5 12. Qh5+ g6 13. Qg4 Nf6 14. Qh3 Qd6 15. Nf3 Nh5 16. Ne5+ Ke7 17. Be2 Nf6 18. Rg1 Raf8 19. Rxg6 hxg6 20. Nxg6+ Kd7 21. Nxh8 Rg8 22. O-O-O Ne4 23. Rf1 Nxc3 24. bxc3 Qa3+ 25. Kd2 Qxa2+ 26. Ke1 Qc2 27. e4 Qc1+ 28. Bd1 Rg4 29. Qxg4 *", + "Moves": "c1c3 e1e2 f5d4", + "MovesSAN": "Qxc3+ Ke2 Nxd4#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "5k1r/1p2q3/pbR2p1N/3p3Q/1P6/5P2/P5PB/7K b - - 0 35", + "PGN": "1. e4 e6 2. Nf3 d5 3. exd5 exd5 4. d4 Nf6 5. c3 Be7 6. Bg5 O-O 7. Be2 c5 8. O-O Nc6 9. Nbd2 Bf5 10. dxc5 Bxc5 11. b4 Bb6 12. Nb3 h6 13. Bh4 g5 14. Bg3 Ne4 15. Nfd4 Nxd4 16. Nxd4 Bd7 17. Bh5 Nxc3 18. Qd3 Ne4 19. f3 Nf6 20. Bg4 a6 21. Kh1 Re8 22. Nf5 Bb5 23. Nxh6+ Kg7 24. Qd2 Nxg4 25. Nxg4 Bxf1 26. Rxf1 Re6 27. h4 gxh4 28. Bf4 f6 29. Bh2 Qe7 30. Qh6+ Kf7 31. Qxh4 Rg8 32. Qh5+ Kf8 33. Nh6 Rh8 34. Rc1 Rc6 35. Rxc6 *", + "Moves": "e7e1 h2g1 e1g1", + "MovesSAN": "Qe1+ Bg1 Qxg1#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "3nrR2/1p4k1/4r1pp/3p2q1/1ppP4/2P4P/PP3QP1/5R1K w - - 2 27", + "PGN": "1. e4 e6 2. d4 d5 3. exd5 exd5 4. c3 Nf6 5. Bd3 Bd6 6. Ne2 O-O 7. O-O c5 8. h3 c4 9. Bc2 Nc6 10. Bg5 h6 11. Bxf6 Qxf6 12. f4 Bf5 13. Ng3 Bxc2 14. Qxc2 Bxf4 15. Kh1 Qg5 16. Ne2 Bc7 17. Na3 g6 18. Rf3 a6 19. Raf1 Rae8 20. Nf4 Bxf4 21. Rxf4 Re6 22. Qf2 Nd8 23. Nc2 Rfe8 24. Nb4 a5 25. Rxf7 axb4 26. Rf8+ Kg7 *", + "Moves": "f2f7 d8f7 f1f7", + "MovesSAN": "Qf7+ Nxf7 R1xf7#", + "Themes": "mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "5r1k/pp4pn/1q1NQ2p/1P2p3/2B4r/8/P5PP/2R4K w - - 0 25", + "PGN": "1. d4 c5 2. dxc5 e5 3. e4 Nc6 4. Nc3 Bxc5 5. Nf3 d6 6. Bc4 Nf6 7. Bg5 h6 8. Bh4 O-O 9. O-O Nd4 10. Nxd4 Bxd4 11. Qd3 Qb6 12. Rab1 Nh7 13. b4 Kh8 14. b5 f5 15. Ne2 fxe4 16. Qxe4 Bf5 17. Qd5 Bxc2 18. Rbc1 Bf5 19. Ng3 Bxf2+ 20. Rxf2 Be6 21. Qxe6 Rxf2 22. Kh1 Raf8 23. Ne4 R2f4 24. Nxd6 Rxh4 *", + "Moves": "e6g8 f8g8 d6f7", + "MovesSAN": "Qg8+ Rxg8 Nf7#", + "Themes": "mate mateIn2 middlegame sacrifice short smotheredMate" + }, + { + "FEN": "5k2/6pQ/3r1p1p/2p5/1p6/1P3P2/q5PP/4RK2 w - - 0 34", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O d6 5. d4 exd4 6. Nxd4 Bd7 7. Nc3 Nxd4 8. Bxd7+ Qxd7 9. Qxd4 Be7 10. Bg5 h6 11. Bh4 c5 12. Qd3 a6 13. Rad1 Rd8 14. Rfe1 O-O 15. e5 Ne8 16. Bg3 Qc6 17. Nd5 Rd7 18. Nxe7+ Rxe7 19. exd6 Rxe1+ 20. Rxe1 Nf6 21. f3 Rd8 22. Rd1 Rd7 23. Qf5 Ne8 24. Qe5 Kf8 25. c4 b5 26. cxb5 axb5 27. Qd5 Qb6 28. Kf1 b4 29. b3 Qa6+ 30. Qd3 Qxa2 31. Qh7 f6 32. Re1 Nxd6 33. Bxd6+ Rxd6 *", + "Moves": "h7h8 f8f7 h8e8", + "MovesSAN": "Qh8+ Kf7 Qe8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "1R2q3/5pkp/3Q1np1/2pP4/P4P2/2N3PB/1P2nPKP/4r3 b - - 2 28", + "PGN": "1. d4 e6 2. c4 b6 3. Nf3 Bb7 4. g3 Bb4+ 5. Bd2 Bxf3 6. exf3 Bxd2+ 7. Qxd2 Ne7 8. d5 O-O 9. Bg2 d6 10. f4 exd5 11. Nc3 c6 12. cxd5 c5 13. O-O a6 14. a4 Nd7 15. Rfe1 Rb8 16. Qd3 Ra8 17. Re2 g6 18. Rae1 Nf5 19. Bh3 Nd4 20. Re7 Nf6 21. Rb7 Rb8 22. Ree7 Rxb7 23. Rxb7 Re8 24. Qxa6 Re1+ 25. Kg2 Qe8 26. Qxb6 Kg7 27. Qxd6 Ne2 28. Rb8 *", + "Moves": "e1g1 g2f3 e2d4", + "MovesSAN": "Rg1+ Kf3 Nd4#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "1r4k1/Rb3ppp/4p3/4P3/1q1P4/4B1PP/2Q2P2/6K1 b - - 0 27", + "PGN": "1. d4 d5 2. c4 e6 3. Nc3 c6 4. Nf3 dxc4 5. a4 Bb4 6. Bd2 Bxc3 7. Bxc3 b5 8. axb5 cxb5 9. e4 Bb7 10. Qe2 Nf6 11. e5 Nd5 12. g3 O-O 13. Bg2 b4 14. Bd2 c3 15. bxc3 bxc3 16. Be3 Nc6 17. O-O Qe7 18. Ne1 Ncb4 19. Nc2 Rab8 20. Nxb4 Nxb4 21. Rxa7 Rfc8 22. Rc1 c2 23. Be4 Rc7 24. Bxc2 Nxc2 25. Rxc2 Rxc2 26. Qxc2 Qb4 27. h3 *", + "Moves": "b4e1 g1h2 e1h1", + "MovesSAN": "Qe1+ Kh2 Qh1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r4r1k/1q1nNPbp/p1p3p1/1p1bB3/3P4/1Q6/PP3P1P/2KR2R1 w - - 0 22", + "PGN": "1. c4 Nf6 2. Nc3 g6 3. e4 d5 4. e5 Nfd7 5. d4 Bg7 6. Nf3 dxc4 7. Bxc4 a6 8. Qb3 O-O 9. e6 Nb6 10. exf7+ Kh8 11. Ne5 Nxc4 12. Qxc4 b5 13. Qb3 Bb7 14. Be3 Bxg2 15. Rg1 Bh3 16. O-O-O Nd7 17. Nc6 Qc8 18. Nxe7 Qb7 19. Ncd5 Be6 20. Bf4 c6 21. Be5 Bxd5 *", + "Moves": "e7g6 h7g6 b3h3", + "MovesSAN": "Nxg6+ hxg6 Qh3#", + "Themes": "kingsideAttack mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "6rk/6p1/1p1R3p/8/2q5/6P1/P2Q1P2/6K1 w - - 0 41", + "PGN": "1. d4 f5 2. Nf3 Nf6 3. Bf4 e6 4. e3 d6 5. Bd3 Be7 6. c3 O-O 7. Nbd2 b6 8. O-O Bb7 9. Re1 Nbd7 10. Bg5 Ne4 11. Bxe7 Qxe7 12. Rc1 Ndf6 13. h3 Rac8 14. c4 c5 15. b3 Kh8 16. Bxe4 fxe4 17. Nh2 Rcd8 18. Ng4 Nxg4 19. Qxg4 Qf6 20. Re2 cxd4 21. exd4 Qxd4 22. Qxe6 Rde8 23. Qd7 Qd3 24. Rce1 Bc8 25. Qc7 Bxh3 26. Rxe4 Rxe4 27. Nxe4 Bf5 28. Qe7 Rg8 29. Nxd6 Bg6 30. Ne4 Bxe4 31. Qxe4 Qd2 32. Qe2 Qd4 33. g3 h6 34. Qe3 Qb2 35. Qe2 Qa3 36. Rd1 a5 37. Rd7 a4 38. bxa4 Qxa4 39. Rd6 Qb4 40. Qd2 Qxc4 *", + "Moves": "d6h6 g7h6 d2h6", + "MovesSAN": "Rxh6+ gxh6 Qxh6#", + "Themes": "endgame mate mateIn2 sacrifice short" + }, + { + "FEN": "2r2k2/R5R1/5r1p/8/5P2/6P1/P6P/1K6 b - - 0 31", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 d6 4. dxc5 dxc5 5. Qxd8+ Nxd8 6. Nc3 e6 7. Bd2 Nf6 8. O-O-O Nc6 9. e5 Nd5 10. Nxd5 exd5 11. Bb5 Bd7 12. Bf4 d4 13. c3 Be7 14. cxd4 cxd4 15. Nxd4 Nxd4 16. Bxd7+ Kxd7 17. Rxd4+ Ke8 18. Rhd1 Rc8+ 19. Kb1 f6 20. exf6 Bxf6 21. Rd7 Rf8 22. Rxb7 Bxb2 23. g3 Bf6 24. Re1+ Kd8 25. Rd1+ Ke8 26. Rdd7 h6 27. Be5 Bg5 28. f4 Bf6 29. Bxf6 Rxf6 30. Rxg7 Kf8 31. Rxa7 *", + "Moves": "f6b6 b1a1 c8c1", + "MovesSAN": "Rb6+ Ka1 Rc1#", + "Themes": "endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "7k/3R3p/r2npp1B/4p3/4P3/5PK1/2P3PP/3n4 w - - 10 39", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Qb6 5. Nb3 Nf6 6. Be3 Qc7 7. Bd3 e6 8. Nc3 a6 9. O-O b5 10. Bxb5 axb5 11. Nxb5 Qb8 12. Nc3 Bb4 13. f3 Bxc3 14. bxc3 O-O 15. Bc5 Re8 16. Bd6 Qb5 17. Qd3 Ba6 18. Qxb5 Bxb5 19. Rfd1 Rec8 20. Nc5 Na5 21. a4 Bc4 22. Rd4 e5 23. Rd2 Rc6 24. Be7 Be6 25. Nxe6 dxe6 26. Bb4 g5 27. Rd6 Rxd6 28. Bxd6 Nc4 29. Be7 Nd7 30. Bxg5 f6 31. Bh6 Nc5 32. Rb1 Nxa4 33. Rb7 Nxc3 34. Rg7+ Kh8 35. Rc7 Ra1+ 36. Kf2 Nd1+ 37. Kg3 Nd6 38. Rd7 Ra6 *", + "Moves": "d7d8 d6e8 d8e8", + "MovesSAN": "Rd8+ Ne8 Rxe8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r1b3rk/p2nb3/1p3nQ1/3p4/2pP1P2/2P1P1P1/PP1B1KP1/R7 w - - 7 24", + "PGN": "1. d4 Nf6 2. e3 e6 3. Bd3 b6 4. Nf3 Bb7 5. O-O Be7 6. Nbd2 d5 7. c3 O-O 8. Ne5 Nfd7 9. f4 c5 10. Rf3 g6 11. Rh3 Qe8 12. Ndf3 f6 13. Nxg6 hxg6 14. Nh4 f5 15. Nxg6 Qxg6 16. Rg3 Qxg3 17. hxg3 Nf6 18. Qc2 c4 19. Bxf5 exf5 20. Qxf5 Bc8 21. Qg6+ Kh8 22. Bd2 Nbd7 23. Kf2 Rg8 *", + "Moves": "a1h1 f6h7 g6h7", + "MovesSAN": "Rh1+ Nh7 Qxh7#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "3k4/2p4p/2Qp2p1/3P4/P3q3/5pP1/1P3P1P/4BK2 b - - 2 38", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 Nge7 4. d4 a6 5. Ba4 b5 6. Bb3 exd4 7. Nxd4 Bb7 8. Nxc6 Bxc6 9. Qf3 Nf5 10. Qxf5 Qe7 11. O-O O-O-O 12. Bd5 g6 13. Qf3 Bxd5 14. exd5 f5 15. Bf4 Re8 16. Nc3 Bg7 17. Rad1 d6 18. Rd3 Bd4 19. Be3 Bxc3 20. Rxc3 Rhf8 21. Bh6 Rf7 22. Re3 Qd7 23. Rxe8+ Qxe8 24. Qe3 Re7 25. Qa7 Re5 26. Qxa6+ Kb8 27. c4 bxc4 28. Qxc4 Qe7 29. Be3 Re4 30. Qb5+ Kc8 31. a4 f4 32. Qa6+ Kd7 33. Qc6+ Kd8 34. Bd2 Qh4 35. Re1 Rxe1+ 36. Bxe1 f3 37. g3 Qe4 38. Kf1 *", + "Moves": "e4e2 f1g1 e2e1", + "MovesSAN": "Qe2+ Kg1 Qxe1#", + "Themes": "deflection endgame mate mateIn2 short" + }, + { + "FEN": "r7/ppp1b2k/3p3p/3Pp3/2P2pB1/2N4q/PP3K2/R2Q1R2 b - - 0 28", + "PGN": "1. d4 Nf6 2. c4 g6 3. e3 Bg7 4. Nf3 O-O 5. Bd3 d6 6. O-O Nc6 7. Nc3 e5 8. d5 Ne7 9. e4 Nd7 10. Bg5 h6 11. Bh4 f5 12. exf5 gxf5 13. Be2 Nf6 14. Nd2 Ng6 15. Bxf6 Qxf6 16. h3 Kh7 17. Kh2 Rg8 18. g3 Bf8 19. Bh5 Be7 20. Nf3 f4 21. g4 Nh4 22. Nxh4 Qxh4 23. f3 Qg3+ 24. Kh1 Qxh3+ 25. Kg1 Bxg4 26. fxg4 Rg5 27. Kf2 Rxg4 28. Bxg4 *", + "Moves": "h3g3 f2e2 g3e3", + "MovesSAN": "Qg3+ Ke2 Qe3#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "3r1rk1/pp4pp/n1p1R3/8/8/2R2B2/P5PP/3Q3K b - - 0 19", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. d4 Nxe4 4. dxe5 d5 5. c4 Bc5 6. Be3 Bxe3 7. fxe3 Be6 8. cxd5 Bxd5 9. Nc3 Nxc3 10. bxc3 O-O 11. Be2 Bxf3 12. Bxf3 Qg5 13. O-O Qxe3+ 14. Kh1 c6 15. Re1 Qxc3 16. e6 fxe6 17. Rxe6 Na6 18. Rc1 Rad8 19. Rxc3 *", + "Moves": "d8d1 f3d1 f8f1", + "MovesSAN": "Rxd1+ Bxd1 Rf1#", + "Themes": "backRankMate mate mateIn2 middlegame short" + }, + { + "FEN": "4k3/7R/4p1p1/5bB1/3p4/5P1R/q3r1PK/8 w - - 2 42", + "PGN": "1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Nf3 Nf6 5. h3 g6 6. Bg5 Bg7 7. Bd3 O-O 8. Nc3 Nc6 9. a3 a6 10. Qd2 Re8 11. O-O-O b5 12. Ne5 Bb7 13. Nxb5 axb5 14. Bxb5 Qb6 15. Bxc6 Bxc6 16. c3 Ba4 17. Rde1 e6 18. h4 Ne4 19. Qe2 Rab8 20. f3 Nxc3 21. bxc3 Qb1+ 22. Kd2 Rb2+ 23. Ke3 Rxe2+ 24. Kxe2 Qb2+ 25. Kf1 Qxc3 26. Be3 Qxa3 27. h5 Bxe5 28. dxe5 Bb5+ 29. Kg1 Rc8 30. hxg6 fxg6 31. Rh4 Rc4 32. Rh3 Qa2 33. Kh2 Rc2 34. Rg3 Bd3 35. Bh6 Bf5 36. Bg5 Re2 37. Rc1 Rxe5 38. Rc8+ Kf7 39. Rc7+ Ke8 40. Rxh7 d4 41. Rgh3 Re2 *", + "Moves": "h7e7 e8f8 h3h8", + "MovesSAN": "Re7+ Kf8 Rh8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "7r/p7/3ppk2/2b1p1p1/2PnP3/2R2PK1/1P4P1/2B2R2 b - - 3 34", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3 Nd4 5. Bc4 d6 6. c3 Nxf3+ 7. Qxf3 Bg4 8. Qg3 Qd7 9. f3 Be6 10. Nd2 b5 11. Bxe6 fxe6 12. O-O h6 13. Qg6+ Qf7 14. Qxf7+ Kxf7 15. d4 g5 16. dxe5 dxe5 17. h3 Bc5+ 18. Kh2 Nh5 19. Nb3 Bb6 20. a4 bxa4 21. Rxa4 Rad8 22. Na5 Rd6 23. Nc4 Kf6 24. Nxd6 cxd6 25. c4 Nf4 26. Ra3 Bc5 27. Rc3 Ne2 28. Rc2 Nd4 29. Rc3 Rb8 30. h4 Ne2 31. Rc2 Nd4 32. hxg5+ hxg5 33. Rc3 Rh8+ 34. Kg3 *", + "Moves": "d4e2 g3g4 h8h4", + "MovesSAN": "Ne2+ Kg4 Rh4#", + "Themes": "endgame fork mate mateIn2 short" + }, + { + "FEN": "3r2k1/p4p1p/6q1/5p1N/3r4/4Q1P1/PPP2P1K/4R3 w - - 6 33", + "PGN": "1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 exd5 5. Ngf3 Nc6 6. Bb5 Nf6 7. O-O Bd6 8. dxc5 Bxc5 9. Nb3 Bb6 10. Re1+ Be6 11. Be3 Bxe3 12. Rxe3 O-O 13. h3 Ne4 14. Nfd2 Qh4 15. Nxe4 dxe4 16. Bxc6 Rad8 17. Qe2 bxc6 18. Rxe4 Qg5 19. Qe3 Qg6 20. Nd4 Bxh3 21. g3 c5 22. Ne2 Qc6 23. Nf4 Bf5 24. Re5 g6 25. Rxc5 Qb7 26. Qb3 Qa8 27. Re1 Rd7 28. Qc3 Rfd8 29. Rxf5 gxf5 30. Nh5 Rd4 31. Qe3 Qc6 32. Kh2 Qg6 *", + "Moves": "e3e8 d8e8 e1e8", + "MovesSAN": "Qe8+ Rxe8 Rxe8#", + "Themes": "endgame master mate mateIn2 sacrifice short" + }, + { + "FEN": "1k6/5R2/BP1rp2p/8/8/6r1/PP2K1bP/8 w - - 0 34", + "PGN": "1. e4 b6 2. d4 Bb7 3. Nc3 a6 4. Nf3 g6 5. Bd3 Bg7 6. O-O h6 7. Be3 e6 8. Qd2 Ne7 9. Rfe1 d5 10. exd5 Nxd5 11. Nxd5 Qxd5 12. c4 Qd7 13. Ne5 Bxe5 14. dxe5 g5 15. Rac1 Nc6 16. f4 O-O-O 17. Red1 gxf4 18. Bxf4 Qd4+ 19. Kh1 Nxe5 20. Rc3 Ng4 21. Bg3 Rhg8 22. c5 Nf2+ 23. Qxf2 Qxf2 24. Bxf2 Bxg2+ 25. Kg1 Bf3+ 26. Kf1 Bxd1 27. cxb6 Kb7 28. Rxc7+ Kb8 29. Bxa6 Bf3 30. Rxf7 Rd1+ 31. Be1 Bg2+ 32. Ke2 Rd6 33. Bg3 Rxg3 *", + "Moves": "f7f8 d6d8 f8d8", + "MovesSAN": "Rf8+ Rd8 Rxd8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "8/5qk1/8/1Q2p2r/4P1p1/P1PpB1P1/1P3PK1/R7 b - - 0 40", + "PGN": "1. e3 c5 2. d3 d5 3. Nd2 e5 4. Be2 d4 5. e4 Nf6 6. h3 Nc6 7. Ngf3 Bd6 8. Nh2 O-O 9. Ndf1 Qb6 10. Ng3 Be6 11. Kf1 Nb4 12. a3 Nc6 13. Kg1 a6 14. Bg4 Qc7 15. Qf3 Nxg4 16. hxg4 Ne7 17. Nf5 Ng6 18. Qh3 Bxf5 19. gxf5 Nf4 20. Qh4 Be7 21. Qg4 Bf6 22. g3 h5 23. Qf3 Nh3+ 24. Kg2 Ng5 25. Qxh5 c4 26. Ng4 g6 27. Nxf6+ Kg7 28. fxg6 Rh8 29. Qxg5 Rxh1 30. Kxh1 Rh8+ 31. Kg2 fxg6 32. Nh5+ Rxh5 33. Qg4 Qf7 34. dxc4 Qxc4 35. c3 d3 36. Be3 b5 37. Qd7+ Qf7 38. Qc6 g5 39. Qxa6 g4 40. Qxb5 *", + "Moves": "f7f3 g2f1 h5h1", + "MovesSAN": "Qf3+ Kf1 Rh1#", + "Themes": "endgame killBoxMate mate mateIn2 short" + }, + { + "FEN": "6B1/8/3R4/2p2k1p/p5pK/4b3/PB2n3/8 b - - 3 51", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 f5 4. O-O fxe4 5. Ne1 Nf6 6. d3 d5 7. Bb3 exd3 8. cxd3 Bc5 9. Bg5 O-O 10. Nc3 Be6 11. Nf3 Qd6 12. Nb5 Qd7 13. d4 exd4 14. Nbxd4 Bg4 15. h3 Nxd4 16. hxg4 Nxf3+ 17. Qxf3 Nxg4 18. Qxd5+ Qxd5 19. Bxd5+ Kh8 20. Bxb7 Rab8 21. Bf3 Ne5 22. Be4 Rxb2 23. Bc1 Rbxf2 24. Rxf2 Rxf2 25. Kh2 Re2 26. Bd5 c6 27. Bb3 h6 28. Bf4 g5 29. Bg3 Bd4 30. Rf1 Kg7 31. Be6 a5 32. Kh1 c5 33. Bd5 a4 34. Rb1 Rb2 35. Re1 Kf6 36. Rf1+ Ke7 37. Rf5 Ng4 38. Rf7+ Ke8 39. Rf1 Ne3 40. Re1 Kd7 41. Bg8 Nxg2 42. Re6 h5 43. Rd6+ Ke7 44. Rd5 Be3 45. Bd6+ Kf6 46. Be5+ Kg6 47. Bxb2 Nf4 48. Rd6+ Kf5 49. Kh2 g4 50. Kg3 Ne2+ 51. Kh4 *", + "Moves": "e3g5 h4h5 e2g3", + "MovesSAN": "Bg5+ Kxh5 Ng3#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "1rb4k/5ppp/p7/2p5/3R4/1qP1r3/1PB1RPPP/1K6 w - - 0 26", + "PGN": "1. e4 e5 2. d4 exd4 3. Qxd4 Nc6 4. Qe3 d6 5. Nc3 Nf6 6. Bd2 Be7 7. O-O-O O-O 8. Qg3 Kh8 9. Nf3 a6 10. a3 b5 11. e5 dxe5 12. Nxe5 Nxe5 13. Qxe5 Bd6 14. Qe3 b4 15. axb4 Bxb4 16. Ne4 Bxd2+ 17. Rxd2 Qe7 18. Bd3 Nxe4 19. Bxe4 Rb8 20. Re1 Qb4 21. c3 Qa4 22. Kb1 Re8 23. Rd4 Qb3 24. Re2 c5 25. Bc2 Rxe3 *", + "Moves": "d4d8 e3e8 e2e8", + "MovesSAN": "Rd8+ Re8 Rexe8#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "6k1/Q4p1p/1pr3p1/8/P1b5/2P2P2/2P1q1PP/B1R3K1 b - - 0 30", + "PGN": "1. e4 c5 2. d4 cxd4 3. Nf3 Nc6 4. Nxd4 g6 5. Bc4 Bg7 6. Nf3 e6 7. O-O Nge7 8. Qe2 O-O 9. Rd1 d5 10. exd5 exd5 11. Nc3 Bxc3 12. bxc3 Be6 13. Ng5 Qc8 14. Bb3 Bg4 15. f3 Bf5 16. Bxd5 Nxd5 17. Rxd5 Re8 18. Ne4 Be6 19. Nf6+ Kg7 20. Nxe8+ Qxe8 21. Rd6 Rc8 22. Bb2 Kg8 23. Rad1 Na5 24. Ba1 Nc4 25. Qd3 Nxd6 26. Qxd6 Rc6 27. Qd4 Bc4 28. Qxa7 Qe2 29. Rc1 b6 30. a4 *", + "Moves": "e2e3 g1h1 e3c1", + "MovesSAN": "Qe3+ Kh1 Qxc1#", + "Themes": "backRankMate endgame fork mate mateIn2 short" + }, + { + "FEN": "7k/1p5p/p2p1r2/4q1P1/4P3/1B6/P4bP1/2Q2R1K b - - 0 30", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Bc5 5. Bb3 d6 6. c3 a6 7. Nbd2 Ba7 8. Nf1 Ne7 9. Ng3 Ng6 10. O-O O-O 11. Re1 Re8 12. d4 Bg4 13. h3 Bxf3 14. Qxf3 exd4 15. Bg5 dxc3 16. Nh5 cxb2 17. Rad1 b1=Q 18. Bxf6 Qxd1 19. Rxd1 gxf6 20. Nxf6+ Kh8 21. Nxe8 Qxe8 22. Bxf7 Qe7 23. Qc3+ Ne5 24. Bb3 Rf8 25. Rf1 Qf6 26. Kh1 Bxf2 27. Qxc7 Ng4 28. Qc1 Qe5 29. hxg4 Rf6 30. g5 *", + "Moves": "f6h6 g5h6 e5h5", + "MovesSAN": "Rh6+ gxh6 Qh5#", + "Themes": "endgame master mate mateIn2 sacrifice short" + }, + { + "FEN": "5k1r/q4r2/3R2Q1/p3p3/1pp1P2P/8/1PP2P2/6K1 w - - 1 39", + "PGN": "1. e4 c5 2. Nf3 a6 3. d3 g6 4. Nbd2 Bg7 5. g3 Nf6 6. Bg2 O-O 7. O-O d5 8. Re1 dxe4 9. dxe4 Bg4 10. a4 e6 11. a5 Nc6 12. Qe2 Nxa5 13. h3 Bxf3 14. Bxf3 Nc6 15. Nc4 Nd4 16. Qd1 Nxf3+ 17. Qxf3 b5 18. Ne3 Nd7 19. Ng4 Qc7 20. Bf4 e5 21. Bg5 h5 22. Nf6+ Nxf6 23. Bxf6 Bxf6 24. Qxf6 Rfe8 25. Rad1 Re6 26. Qg5 Kg7 27. Rd5 f6 28. Qe3 c4 29. Red1 Re7 30. Rd6 Qa7 31. Qf3 Rf7 32. Re6 a5 33. Rdd6 Raf8 34. g4 hxg4 35. Qxg4 b4 36. h4 Rh8 37. Rxe5 fxe5 38. Qxg6+ Kf8 *", + "Moves": "d6d8 f8e7 g6d6", + "MovesSAN": "Rd8+ Ke7 Qd6#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "6k1/pp3ppp/2p5/1q4P1/4P1Q1/P6P/6K1/3r4 w - - 0 28", + "PGN": "1. e4 c6 2. f3 d5 3. Nc3 dxe4 4. fxe4 e5 5. g3 Nf6 6. d3 Bb4 7. Bd2 Bg4 8. Be2 Bxe2 9. Qxe2 Qa5 10. a3 Nbd7 11. Nf3 O-O 12. h3 Rad8 13. g4 Rfe8 14. Rg1 Nc5 15. g5 Nh5 16. Ra2 Bxc3 17. Bxc3 Qc7 18. Nxe5 Rxe5 19. Bxe5 Qxe5 20. Qxh5 Qh2 21. Qg4 Qxc2 22. Rg3 Nxd3+ 23. Rxd3 Qxd3 24. Ra1 Qd2+ 25. Kf1 Qxb2 26. Rd1 Qb5+ 27. Kg2 Rxd1 *", + "Moves": "g4c8 d1d8 c8d8", + "MovesSAN": "Qc8+ Rd8 Qxd8#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "3r2k1/2Q2p2/6p1/5p1p/1P5P/5bP1/5P2/3R2K1 b - - 0 35", + "PGN": "1. d4 d5 2. c4 dxc4 3. e4 Nf6 4. e5 Nd5 5. Bxc4 e6 6. Nc3 Bb4 7. Bd2 O-O 8. Nf3 c6 9. O-O Nd7 10. Ne4 Bxd2 11. Qxd2 b5 12. Bd3 g6 13. Nd6 Kg7 14. h4 h5 15. Ng5 Qe7 16. Rac1 Nb8 17. g3 a6 18. Nge4 Ra7 19. Nf6 Nxf6 20. exf6+ Qxf6 21. Be4 Rc7 22. a4 Rd8 23. Qb4 Qe7 24. Rxc6 Nxc6 25. Bxc6 Rxc6 26. Nf5+ exf5 27. Qxe7 Rcd6 28. Qe5+ Kg8 29. Rc1 Rxd4 30. axb5 axb5 31. Qxb5 Be6 32. b4 Bd5 33. Qb6 Bf3 34. Qc7 Rd1+ 35. Rxd1 *", + "Moves": "d8d1 g1h2 d1h1", + "MovesSAN": "Rxd1+ Kh2 Rh1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "2kr3r/pp3pp1/2p5/5q2/2PpR3/3P2Pp/PP1B1P1K/R2Q4 b - - 0 20", + "PGN": "1. e4 d5 2. exd5 Nf6 3. Nc3 Nxd5 4. Nxd5 Qxd5 5. Nf3 Nc6 6. Be2 Bf5 7. d3 O-O-O 8. O-O e5 9. c4 Qe6 10. Qb3 Nd4 11. Nxd4 exd4 12. Re1 Bd6 13. Bd2 Qg6 14. Bf3 c6 15. Be4 h5 16. Bxf5+ Qxf5 17. Re4 h4 18. Qd1 Bxh2+ 19. Kxh2 h3 20. g3 *", + "Moves": "f5f2 h2h1 f2g2", + "MovesSAN": "Qxf2+ Kh1 Qg2#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "r1k2b2/p1p2pp1/1p5p/8/2B5/4K3/6rP/3R4 w - - 2 40", + "PGN": "1. d4 e5 2. dxe5 Nc6 3. Bf4 Qe7 4. Nf3 Qb4+ 5. Bd2 Qxb2 6. Nc3 Bb4 7. Rb1 Qa3 8. Rb3 Qa5 9. a3 Bxa3 10. Rb5 Qa6 11. e4 b6 12. Nd5 Kd8 13. c4 Bc5 14. Be2 Qa3 15. O-O Ba6 16. Rb3 Qa4 17. Qc2 Na5 18. Nc3 Qc6 19. Nd5 Nxb3 20. Qxb3 Ne7 21. Bg5 Re8 22. Ra1 Bb7 23. Nh4 h6 24. Bxe7+ Bxe7 25. Nf5 Bf8 26. f3 Rxe5 27. Qb2 d6 28. Bd3 Qc5+ 29. Nfe3 Bxd5 30. Qf2 Bb7 31. f4 Re8 32. e5 dxe5 33. fxe5 Rxe5 34. Nd5 Qxf2+ 35. Kxf2 Bxd5 36. cxd5 Rxd5 37. Bc4 Rd2+ 38. Ke3 Rxg2 39. Rd1+ Kc8 *", + "Moves": "c4a6 c8b8 d1d8", + "MovesSAN": "Ba6+ Kb8 Rd8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "2k5/1R6/1Kp5/1n2r3/8/8/1pr4P/3R4 w - - 0 40", + "PGN": "1. d4 e6 2. e4 c6 3. e5 g5 4. Nf3 g4 5. Nfd2 h5 6. Be2 d6 7. Nc4 dxe5 8. dxe5 Qxd1+ 9. Bxd1 Na6 10. Be3 Nc5 11. Nd6+ Bxd6 12. exd6 Ne4 13. f3 Nxd6 14. fxg4 Nc4 15. Bd4 e5 16. Bc3 Bxg4 17. b3 Bxd1 18. Kxd1 Ne3+ 19. Kc1 f6 20. g3 h4 21. Be1 O-O-O 22. Nc3 hxg3 23. Bxg3 Nh6 24. Kb2 Rd2 25. Ne4 Rxc2+ 26. Ka3 Rf8 27. Rae1 Nhf5 28. Nd6+ Nxd6 29. Rxe3 Nb5+ 30. Kb4 Rxa2 31. Rf1 a6 32. Bxe5 a5+ 33. Kc5 Rc2+ 34. Kb6 f5 35. Ref3 Re8 36. Rxf5 a4 37. Rf7 axb3 38. Rxb7 b2 39. Rd1 Rxe5 *", + "Moves": "b7b8 c8b8 d1d8", + "MovesSAN": "Rb8+ Kxb8 Rd8#", + "Themes": "attraction endgame mate mateIn2 sacrifice short" + }, + { + "FEN": "5r1k/p3qpp1/3r1N1p/2ppP3/5Q2/2P4R/bP3PPP/6K1 w - - 0 29", + "PGN": "1. Nf3 d6 2. d4 Nf6 3. Bg5 e6 4. e4 Be7 5. Bd3 O-O 6. O-O Nbd7 7. Nbd2 c5 8. c3 b6 9. Re1 Bb7 10. e5 dxe5 11. dxe5 Nd5 12. Bxe7 Qxe7 13. Ne4 Nf4 14. Nd6 Nxd3 15. Qxd3 Bc6 16. Rad1 Rad8 17. Qe3 h6 18. Qf4 Ba8 19. Ne4 Bd5 20. Nfd2 Bb7 21. Nc4 b5 22. Ncd6 Bd5 23. Nxb5 Nb6 24. Nbd6 Bxa2 25. Re3 Nd5 26. Rxd5 exd5 27. Nf6+ Kh8 28. Rh3 Rxd6 *", + "Moves": "h3h6 g7h6 f4h6", + "MovesSAN": "Rxh6+ gxh6 Qxh6#", + "Themes": "kingsideAttack mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "8/pp6/1kB5/4r3/2Q5/1P6/P4bP1/R6K b - - 0 31", + "PGN": "1. e4 e6 2. Bc4 d5 3. exd5 exd5 4. Bb5+ c6 5. Bd3 Nf6 6. Nf3 Bd6 7. O-O Bg4 8. c3 c5 9. b3 Nc6 10. Bb2 O-O 11. Bc2 Qc7 12. d4 Bxf3 13. Qxf3 Bxh2+ 14. Kh1 Bd6 15. Nd2 Rfe8 16. dxc5 Bxc5 17. c4 Rad8 18. Bxf6 gxf6 19. Qh5 dxc4 20. Qxh7+ Kf8 21. Qh8+ Ke7 22. Rfe1+ Kd7 23. Rxe8 Rxe8 24. Qxf6 Qe5 25. Bf5+ Kc7 26. Qxf7+ Kb6 27. Nxc4+ Kb5 28. Nxe5 Rxe5 29. Qc4+ Kb6 30. Bd7 Bxf2 31. Bxc6 *", + "Moves": "e5h5 c4h4 h5h4", + "MovesSAN": "Rh5+ Qh4 Rxh4#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "1r1q1rk1/pp3pp1/7p/2b1pP2/8/P5Q1/1PP2RPP/RNB4K b - - 0 20", + "PGN": "1. e4 e5 2. Bc4 Nf6 3. Nf3 d6 4. d4 exd4 5. Qxd4 Nc6 6. Qd3 Be7 7. O-O h6 8. a3 Bg4 9. Nd4 Ne5 10. Bb5+ c6 11. Qb3 cxb5 12. Qxb5+ Bd7 13. Qb3 Rb8 14. f4 O-O 15. fxe5 dxe5 16. Nf5 Bc5+ 17. Kh1 Bxf5 18. exf5 Ng4 19. Qg3 Nf2+ 20. Rxf2 *", + "Moves": "d8d1 f2f1 d1f1", + "MovesSAN": "Qd1+ Rf1 Qxf1#", + "Themes": "fork mate mateIn2 middlegame short" + }, + { + "FEN": "8/6k1/2p3p1/p1b1q3/P1B1p3/1P3P1P/2P1Q1K1/8 b - - 0 34", + "PGN": "1. d4 d6 2. Bf4 Nf6 3. Nf3 g6 4. Nc3 Bg7 5. e4 O-O 6. Bc4 Bg4 7. h3 Bxf3 8. Qxf3 Nc6 9. d5 Ne5 10. Bxe5 dxe5 11. O-O a6 12. a4 Qd6 13. Qd3 Rfd8 14. Rfd1 Nh5 15. g4 Nf4 16. Qf3 Qc5 17. b3 c6 18. dxc6 bxc6 19. Ne2 Nxe2+ 20. Qxe2 a5 21. Qf3 e6 22. Rxd8+ Rxd8 23. Rd1 Rxd1+ 24. Qxd1 Qd4 25. Bd3 Bf8 26. Qe2 Bc5 27. Kg2 f5 28. gxf5 exf5 29. exf5 e4 30. Bc4+ Kg7 31. fxg6 hxg6 32. Kf1 Qa1+ 33. Kg2 Qe5 34. f3 *", + "Moves": "e5g5 g2f1 g5g1", + "MovesSAN": "Qg5+ Kf1 Qg1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "6k1/p4ppp/B1q5/6Q1/8/4B3/1r3PPP/3K4 w - - 0 26", + "PGN": "1. e4 c5 2. c3 Nc6 3. Nf3 e5 4. d4 cxd4 5. cxd4 exd4 6. Nxd4 d5 7. Nxc6 bxc6 8. exd5 Nf6 9. Qe2+ Be7 10. dxc6 O-O 11. Nc3 Re8 12. Be3 Bb4 13. Rc1 Nd5 14. a3 Bxc3+ 15. bxc3 Qa5 16. Qd2 Qxa3 17. Qxd5 Qxc1+ 18. Ke2 Ba6+ 19. Kf3 Qxc3 20. Bxa6 Qf6+ 21. Ke2 Rab8 22. Rd1 Red8 23. Qg5 Rb2+ 24. Ke1 Rxd1+ 25. Kxd1 Qxc6 *", + "Moves": "g5d8 c6e8 d8e8", + "MovesSAN": "Qd8+ Qe8 Qxe8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r1b2rk1/pp1p1pp1/1qn2B1p/2b1p3/4P3/P1N2P2/1PP3PP/R2QKBNR b KQ - 0 10", + "PGN": "1. e4 c5 2. d4 cxd4 3. Qxd4 Nc6 4. Qd1 Nf6 5. f3 e5 6. a3 Bc5 7. Nc3 O-O 8. Bg5 h6 9. Bh4 Qb6 10. Bxf6 *", + "Moves": "c5f2 e1d2 b6e3", + "MovesSAN": "Bf2+ Kd2 Qe3#", + "Themes": "mate mateIn2 opening short" + }, + { + "FEN": "7k/6p1/5p1p/PR6/r7/8/6PP/7K b - - 1 36", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Nxc6 bxc6 7. Bc4 Bb7 8. O-O d5 9. exd5 cxd5 10. Bb5+ Nd7 11. Nxd5 Bd6 12. c4 O-O 13. f4 Bxd5 14. cxd5 Qb6+ 15. Kh1 Qxb5 16. fxe5 Nxe5 17. b3 Ng4 18. Bb2 Ne3 19. Qd4 f6 20. Qxe3 Rae8 21. Qxa7 Qxd5 22. Rad1 Qe6 23. Ba3 Bxa3 24. Qxa3 Qe2 25. b4 Ra8 26. Qb3+ Kh8 27. a4 Rfd8 28. Rxd8+ Rxd8 29. Qb1 Rd2 30. Rg1 Rb2 31. Qa1 Rxb4 32. a5 Qb5 33. Re1 Ra4 34. Qb1 Qxb1 35. Rxb1 h6 36. Rb5 *", + "Moves": "a4a1 b5b1 a1b1", + "MovesSAN": "Ra1+ Rb1 Rxb1#", + "Themes": "backRankMate endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "5r1k/7p/p3Q1p1/8/P2b4/8/1P2p1PP/4R2K b - - 1 42", + "PGN": "1. d4 c5 2. d5 e6 3. c4 d6 4. Nc3 Nf6 5. e4 Nbd7 6. Bd3 g6 7. dxe6 fxe6 8. Nge2 Bg7 9. O-O O-O 10. Nf4 Ne5 11. f3 Qe7 12. Be3 a6 13. a4 b6 14. Be2 Bb7 15. Nh3 Rae8 16. Nf2 Qf7 17. Qxd6 Nfd7 18. Qd1 Rd8 19. Qc2 Rfe8 20. Rad1 Nc6 21. Nh3 Nd4 22. Bxd4 cxd4 23. Nb1 Nc5 24. Na3 e5 25. Bd3 Qe7 26. f4 exf4 27. Nxf4 Nxe4 28. Nd5 Bxd5 29. cxd5 Rxd5 30. Bc4 Nf6 31. Bxd5+ Nxd5 32. Rfe1 Ne3 33. Qb3+ Kh8 34. Rd2 Qe4 35. Nc4 Qf4 36. Rf2 Qh4 37. Nxe3 dxe3 38. Rfe2 Bd4 39. Qxb6 Rf8 40. Qe6 Qxe1+ 41. Rxe1 e2+ 42. Kh1 *", + "Moves": "f8f1 e1f1 e2f1q", + "MovesSAN": "Rf1+ Rxf1 exf1=Q#", + "Themes": "advancedPawn endgame mate mateIn2 promotion short" + }, + { + "FEN": "2N2r2/p5bk/1p4pp/3Q4/8/2PP2P1/P3q2P/1R3R1K b - - 0 26", + "PGN": "1. g3 d5 2. Bg2 c5 3. c4 Nf6 4. cxd5 Nxd5 5. Nc3 Nxc3 6. bxc3 Nc6 7. d3 Be6 8. Nf3 Qc7 9. Ng5 Bd7 10. O-O g6 11. Bf4 e5 12. Bd2 Bg7 13. Rb1 O-O 14. Qb3 b6 15. Bd5 Be8 16. f4 Rd8 17. fxe5 Nxe5 18. Bf4 h6 19. Bxe5 Qxe5 20. Bxf7+ Bxf7 21. Nxf7 Qe3+ 22. Kh1 c4 23. Qxc4 Rc8 24. Qd5 Qxe2 25. Nd6+ Kh7 26. Nxc8 *", + "Moves": "f8f1 b1f1 e2f1", + "MovesSAN": "Rxf1+ Rxf1 Qxf1#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "r1b3k1/pp2bppp/4p3/2p1P3/2P1QB2/3BP3/1q3PPP/3K3R w - - 0 16", + "PGN": "1. d4 d5 2. Bf4 e6 3. Nf3 Nf6 4. e3 Nbd7 5. c4 c5 6. Nc3 Be7 7. Ne5 Nxe5 8. dxe5 Ne4 9. Nxe4 dxe4 10. Qc2 O-O 11. Qxe4 Qa5+ 12. Ke2 Rd8 13. Rd1 Rxd1 14. Kxd1 Qxa2 15. Bd3 Qxb2 *", + "Moves": "e4h7 g8f8 h7h8", + "MovesSAN": "Qxh7+ Kf8 Qh8#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "2b2rk1/2p2p1p/2N3p1/2Pp4/1P3qP1/3B4/6P1/4Q1RK b - - 0 28", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nxc6 bxc6 6. e5 Qe7 7. Qe2 Nd5 8. c4 Nb6 9. b3 a5 10. Bb2 a4 11. Qc2 axb3 12. axb3 Rxa1 13. Bxa1 g6 14. Bd3 Bg7 15. O-O O-O 16. Nd2 Bxe5 17. Nf3 Bxa1 18. Rxa1 d5 19. c5 Nd7 20. b4 Ne5 21. Nd4 Qh4 22. Qc3 Ng4 23. h3 Qxf2+ 24. Kh1 Ne3 25. Rg1 Qg3 26. Qe1 Qf4 27. Nxc6 Ng4 28. hxg4 *", + "Moves": "f4h6 e1h4 h6h4", + "MovesSAN": "Qh6+ Qh4 Qxh4#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "r3kbnr/ppp1pppp/4q3/8/3n4/2NP1P2/PPPBBP1P/R2QK2R b KQkq - 0 10", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qe6+ 4. Qe2 Qg6 5. Nf3 Nc6 6. d3 Bg4 7. Bd2 Nd4 8. Qd1 Qe6+ 9. Be2 Bxf3 10. gxf3 *", + "Moves": "d4f3 e1f1 e6h3", + "MovesSAN": "Nxf3+ Kf1 Qh3#", + "Themes": "mate mateIn2 opening pin short" + }, + { + "FEN": "8/2R3bk/7p/4P1p1/P2r2rq/4QpNP/1P3P1K/6R1 b - - 1 42", + "PGN": "1. d4 e6 2. Nf3 b6 3. Bf4 Bb7 4. e3 g6 5. h3 Bg7 6. Be2 Ne7 7. Bh2 d6 8. a4 a5 9. Na3 O-O 10. Nb5 Nd7 11. O-O e5 12. Rc1 f5 13. c4 h6 14. Nd2 e4 15. Nb3 Nf6 16. c5 Bd5 17. cxd6 cxd6 18. Bxd6 Rf7 19. Bc7 Qd7 20. Bxb6 Nc6 21. Nc5 Qe7 22. Nc3 Nb4 23. Nb3 Qe6 24. Nxd5 Nfxd5 25. Bxa5 f4 26. Bc4 Nc6 27. Bd2 f3 28. Nc5 Qf5 29. g4 Qg5 30. Nxe4 Qh4 31. Kh2 Nce7 32. Qb3 Rd8 33. Ng3 Kh7 34. e4 Nf4 35. Bxf4 Rxf4 36. Qe3 g5 37. e5 Rdxd4 38. Bd3+ Ng6 39. Bxg6+ Kxg6 40. Rc6+ Kh7 41. Rc7 Rxg4 42. Rg1 *", + "Moves": "h4h3 h2h3 g4h4", + "MovesSAN": "Qxh3+ Kxh3 Rh4#", + "Themes": "attraction mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "r3kB1r/1pq5/2p1Bp2/p2p1Q2/3P3p/5n1P/PPP3K1/RN3R2 b kq - 2 19", + "PGN": "1. e4 e5 2. f4 a5 3. Nf3 f6 4. Bc4 exf4 5. O-O h5 6. d4 d6 7. Bxf4 h4 8. h3 Bxh3 9. gxh3 Qc8 10. Kh2 Nd7 11. e5 Ne7 12. exf6 gxf6 13. Be6 c6 14. Qd3 d5 15. Bd6 Nf5 16. Bxf8 Qc7+ 17. Ne5 Nxe5 18. Qxf5 Nf3+ 19. Kg2 *", + "Moves": "c7g3 g2h1 g3h2", + "MovesSAN": "Qg3+ Kh1 Qh2#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "2R5/1p3kpp/3Rp1r1/8/5P2/4P3/4r1PP/6K1 w - - 2 32", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Nf3 c5 5. cxd5 exd5 6. Bg5 Be6 7. e3 Nc6 8. Bb5 Be7 9. dxc5 Bxc5 10. O-O O-O 11. Bxf6 Qxf6 12. Nxd5 Qxb2 13. Nc7 Rad8 14. Qc1 Qxc1 15. Raxc1 Bb6 16. Nxe6 fxe6 17. Bc4 Rf6 18. Ng5 Re8 19. Ne4 Rg6 20. Nd6 Re7 21. Nc8 Re8 22. Nxb6 axb6 23. Rb1 Ne5 24. Be2 Ra8 25. Rxb6 Rxa2 26. Re1 Ra7 27. f4 Nd7 28. Rd6 Nc5 29. Rc1 Ra2 30. Rxc5 Rxe2 31. Rc8+ Kf7 *", + "Moves": "d6d7 f7f6 c8f8", + "MovesSAN": "Rd7+ Kf6 Rf8#", + "Themes": "endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "r3kb1r/pbp3p1/4p1p1/2p5/3R1B2/6QP/1PPK1PP1/7q w kq - 0 21", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 4. h3 Nf6 5. Bxc6+ bxc6 6. d4 Ba6 7. dxe5 Nxe4 8. Qd4 d5 9. e6 fxe6 10. Nc3 Nxc3 11. Qxc3 Qd7 12. Ne5 Qd6 13. Bf4 d4 14. Qg3 Qd5 15. O-O-O Qxa2 16. Rxd4 Qa1+ 17. Kd2 Qxh1 18. Qc3 Bb7 19. Qg3 c5 20. Ng6 hxg6 *", + "Moves": "g3g6 e8e7 f4g5", + "MovesSAN": "Qxg6+ Ke7 Bg5#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "3rr1k1/pp3ppp/8/2pq2b1/6b1/P2P1N2/1P2QPPP/R1B1R1K1 w - - 1 18", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. c4 e6 4. d3 Nf6 5. Nc3 d5 6. exd5 exd5 7. cxd5 Nxd5 8. Nxd5 Qxd5 9. Be2 Be7 10. O-O Be6 11. Re1 O-O 12. Bf1 Rad8 13. a3 Bg4 14. Re3 Bg5 15. Re1 Nd4 16. Be2 Nxe2+ 17. Qxe2 Rfe8 *", + "Moves": "e2e8 d8e8 e1e8", + "MovesSAN": "Qxe8+ Rxe8 Rxe8#", + "Themes": "backRankMate mate mateIn2 middlegame short" + }, + { + "FEN": "1k5r/p1p3pp/1pP1B3/2b1q3/P7/1Q6/5RPP/4R2K b - - 0 23", + "PGN": "1. e4 e5 2. d4 exd4 3. c3 dxc3 4. Bc4 cxb2 5. Bxb2 d6 6. Qb3 Qe7 7. Ne2 b6 8. Nbc3 Be6 9. O-O Nf6 10. Nd5 Bxd5 11. exd5 Nbd7 12. Nd4 Ne5 13. f4 O-O-O 14. fxe5 dxe5 15. Nc6 Qc5+ 16. Kh1 Rd6 17. Bxe5 Rxc6 18. dxc6 Qxe5 19. Bxf7 Bc5 20. Be6+ Kb8 21. a4 Ne4 22. Rae1 Nf2+ 23. Rxf2 *", + "Moves": "e5e1 f2f1 e1f1", + "MovesSAN": "Qxe1+ Rf1 Qxf1#", + "Themes": "fork hangingPiece mate mateIn2 middlegame short" + }, + { + "FEN": "2R5/P6k/2p5/3b1p1p/6nP/4B1P1/r7/4R1K1 b - - 0 43", + "PGN": "1. e4 c6 2. Nc3 d5 3. Nf3 dxe4 4. Nxe4 Bg4 5. h3 Bh5 6. Ng3 Bg6 7. h4 h6 8. Ne5 Bh7 9. Qh5 g6 10. Qf3 Nf6 11. Qb3 Qd5 12. Qxb7 Qxe5+ 13. Be2 Qd6 14. Qxa8 Bg7 15. Qxa7 O-O 16. d3 Nbd7 17. Qe3 Nd5 18. Qd2 f5 19. Bf3 e6 20. Bxd5 exd5 21. O-O Be5 22. Qxh6 Bxg3 23. fxg3 Qxg3 24. Bf4 Qg4 25. Qg5 Qe2 26. Rf2 Qh5 27. Qxh5 gxh5 28. Re1 Nf6 29. Bg5 Ng4 30. Rfe2 Bg6 31. Re7 Bf7 32. c3 Rb8 33. b3 Ra8 34. a4 Rb8 35. b4 d4 36. cxd4 Rxb4 37. a5 Rxd4 38. a6 Rxd3 39. a7 Ra3 40. Rc7 Ra2 41. Be3 Bd5 42. Rc8+ Kh7 43. g3 *", + "Moves": "a2g2 g1f1 g4h2", + "MovesSAN": "Rg2+ Kf1 Nh2#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r1b1k2B/ppp4p/8/2bP3N/3Pp1n1/1P6/P5PP/RN3BKR b q d3 0 16", + "PGN": "1. b3 e5 2. Bb2 Nc6 3. c4 f5 4. Nf3 e4 5. Nd4 Ne5 6. Nxf5 d5 7. Ng3 Ng4 8. cxd5 Nxf2 9. Kxf2 Bc5+ 10. e3 Qh4 11. Bxg7 Nf6 12. Bxh8 Ng4+ 13. Kg1 Nxe3 14. Qh5+ Qxh5 15. Nxh5 Ng4+ 16. d4 *", + "Moves": "e4d3 h8d4 c5d4", + "MovesSAN": "exd3+ Bd4 Bxd4#", + "Themes": "discoveredAttack enPassant kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "8/7p/P1p2kp1/8/PR1P4/r4pPP/5P2/5K2 b - - 2 29", + "PGN": "1. e4 g6 2. d4 Bg7 3. Nf3 c6 4. Nc3 d5 5. exd5 cxd5 6. Bb5+ Bd7 7. O-O Nf6 8. Re1 O-O 9. Bg5 Bxb5 10. Nxb5 a6 11. Nc3 Nc6 12. Ne5 Ne4 13. Nxe4 dxe4 14. Nxc6 bxc6 15. Rxe4 f5 16. Bxe7 Qd5 17. Bxf8 Qxe4 18. Bxg7 Kxg7 19. c3 Re8 20. g3 Qe2 21. Qxe2 Rxe2 22. Rb1 f4 23. Kf1 f3 24. h3 Kf6 25. a4 a5 26. b4 Rc2 27. bxa5 Rxc3 28. a6 Ra3 29. Rb4 *", + "Moves": "a3a1 b4b1 a1b1", + "MovesSAN": "Ra1+ Rb1 Rxb1#", + "Themes": "endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "3r2k1/1R3p2/2p3pp/p3q3/P1Q5/4B2P/1P3PP1/1B5K b - - 2 32", + "PGN": "1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nf3 Nf6 5. Bd3 Bd6 6. O-O O-O 7. c3 c6 8. h3 Nbd7 9. Bg5 Qb6 10. Qc2 h6 11. Be3 Re8 12. Nbd2 a6 13. Nb3 a5 14. a4 Nf8 15. c4 dxc4 16. Bxc4 Be6 17. d5 Qc7 18. dxe6 Nxe6 19. Nfd4 Nxd4 20. Nxd4 Ne4 21. Rad1 Bh2+ 22. Kh1 Be5 23. Qxe4 Bxd4 24. Qxd4 Rad8 25. Qc3 Rxd1 26. Rxd1 Qc8 27. Ba2 Qf5 28. Bb1 Qh5 29. Qc2 g6 30. Rd7 Qe5 31. Rxb7 Rd8 32. Qc4 *", + "Moves": "d8d1 c4f1 d1f1", + "MovesSAN": "Rd1+ Qf1 Rxf1#", + "Themes": "endgame fork mate mateIn2 short" + }, + { + "FEN": "3r1rk1/pQp1pp2/4b1p1/6Bp/2P5/5P2/P4RPP/3B3K b - - 0 22", + "PGN": "1. e4 d5 2. exd5 Nf6 3. Nc3 g6 4. Qf3 Bg7 5. Bc4 O-O 6. d3 Nbd7 7. Bg5 Nb6 8. Bb3 Bg4 9. Qf4 h5 10. f3 Nbxd5 11. Nxd5 Nxd5 12. Qe4 Be6 13. c4 Nb4 14. Rd1 Bxb2 15. Ne2 Qd7 16. O-O Rad8 17. Qxb7 Nxd3 18. Bc2 Bd4+ 19. Nxd4 Qxd4+ 20. Kh1 Nf2+ 21. Rxf2 Qxd1+ 22. Bxd1 *", + "Moves": "d8d1 f2f1 d1f1", + "MovesSAN": "Rxd1+ Rf1 Rxf1#", + "Themes": "backRankMate mate mateIn2 middlegame short" + }, + { + "FEN": "r4r2/pb2Npkp/1pp1p3/7Q/2q1P3/6P1/P4PBP/2n2RK1 w - - 0 20", + "PGN": "1. c4 e6 2. Nc3 d5 3. d4 Nf6 4. Nf3 Be7 5. g3 O-O 6. Bg2 b6 7. O-O Bb7 8. Ne5 Nbd7 9. b3 c6 10. Bb2 Nxe5 11. dxe5 Nd7 12. e4 dxc4 13. bxc4 Nxe5 14. Qe2 Qd3 15. Rac1 Qxc4 16. Qh5 Nd3 17. Nd5 Nxc1 18. Nxe7+ Kh8 19. Bxg7+ Kxg7 *", + "Moves": "h5g5 g7h8 g5f6", + "MovesSAN": "Qg5+ Kh8 Qf6#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "8/ppk5/8/2p3Q1/8/3q4/PP4PP/K2R4 b - - 0 29", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nxe5 Nc6 4. Nxc6 dxc6 5. d3 Bc5 6. Be2 h5 7. c3 Bg4 8. Bg5 Qd7 9. Bxf6 gxf6 10. d4 Be7 11. Nd2 O-O-O 12. Bxg4 hxg4 13. Qe2 c5 14. d5 f5 15. O-O-O Bg5 16. exf5 Qxf5 17. c4 Rhe8 18. Qf1 c6 19. f3 cxd5 20. fxg4 Qxg4 21. cxd5 Rxd5 22. Qxf7 Red8 23. Qf2 Qc4+ 24. Kb1 Rxd2 25. Rxd2 Rxd2 26. Qf5+ Kc7 27. Qxg5 Qd3+ 28. Ka1 Rd1+ 29. Rxd1 *", + "Moves": "d3d1 g5c1 d1c1", + "MovesSAN": "Qxd1+ Qc1 Qxc1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "5rk1/6pp/1p2p3/2p5/4p3/2P1P3/1B3qPP/Q4R1K b - - 0 21", + "PGN": "1. d4 d5 2. c4 Nf6 3. Nc3 e6 4. Nf3 Bb4 5. e3 c5 6. Bd3 Nc6 7. O-O O-O 8. Ne5 Bxc3 9. bxc3 Nxe5 10. dxe5 Ne4 11. Bxe4 dxe4 12. a4 f5 13. exf6 Qxf6 14. Ba3 b6 15. a5 Ba6 16. axb6 Bxc4 17. Re1 axb6 18. Bb2 Qxf2+ 19. Kh1 Rxa1 20. Qxa1 Bf1 21. Rxf1 *", + "Moves": "f2f1 a1f1 f8f1", + "MovesSAN": "Qxf1+ Qxf1 Rxf1#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "6k1/p4ppp/3np3/3pN3/3PnP1Q/1Bq4P/P5PK/8 w - - 0 30", + "PGN": "1. e4 c6 2. Bc4 d5 3. exd5 cxd5 4. Bb3 Nf6 5. d4 Nc6 6. Nf3 Bg4 7. Be3 e6 8. c3 Be7 9. Nbd2 O-O 10. h3 Bh5 11. O-O Rc8 12. Qe1 b5 13. Bg5 Bxf3 14. Nxf3 Ne4 15. Bxe7 Qxe7 16. Bc2 Nf6 17. Ne5 b4 18. f4 bxc3 19. bxc3 Na5 20. Ba4 Nc4 21. Bb3 Qc7 22. Rc1 Nd6 23. Kh2 Qa5 24. Rf3 Rc7 25. Rg3 Rfc8 26. Re3 Nfe4 27. Qh4 Rxc3 28. Rexc3 Rxc3 29. Rxc3 Qxc3 *", + "Moves": "h4d8 d6e8 d8e8", + "MovesSAN": "Qd8+ Ne8 Qxe8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "2R1B3/p3k1p1/4np1p/3p4/Pb3N2/4P1P1/3r1P1P/5K2 w - - 12 35", + "PGN": "1. d4 d5 2. Nf3 e6 3. c4 Nf6 4. Nc3 Be7 5. Bg5 O-O 6. e3 h6 7. Bh4 b6 8. Qb3 Bb7 9. Bxf6 Bxf6 10. cxd5 Bxd5 11. Nxd5 Qxd5 12. Qxd5 exd5 13. Rc1 Rc8 14. g3 c5 15. Bh3 Rc7 16. Ke2 Na6 17. a3 Re8 18. Kd2 Rce7 19. Bf1 Nc7 20. dxc5 bxc5 21. Rxc5 Bxb2 22. a4 Ba3 23. Rc6 Ne6 24. Bd3 Rb8 25. Rb1 Reb7 26. Rxb7 Rxb7 27. Rc8+ Nf8 28. Ne5 f6 29. Ng6 Kf7 30. Nf4 Rb2+ 31. Ke1 Bb4+ 32. Kf1 Rd2 33. Bb5 Ne6 34. Be8+ Ke7 *", + "Moves": "f4g6 e7d6 c8c6", + "MovesSAN": "Ng6+ Kd6 Rc6#", + "Themes": "endgame master mate mateIn2 short" + }, + { + "FEN": "3r2k1/4qp1p/2p3p1/2P2p2/PPQb4/8/2B3PP/1RB4K b - - 2 29", + "PGN": "1. e4 d6 2. Nc3 g6 3. f4 Bg7 4. Nf3 Nf6 5. Bc4 O-O 6. O-O c6 7. e5 Qc7 8. exf6 exf6 9. Bb3 Nd7 10. Ne4 Nc5 11. Nxc5 dxc5 12. d3 a6 13. c3 b5 14. Qe2 a5 15. Bc2 b4 16. d4 a4 17. dxc5 b3 18. axb3 Ba6 19. c4 Rfe8 20. Qf2 Rad8 21. bxa4 Bxc4 22. b3 Bxf1 23. Qxf1 f5 24. Ne5 Rxe5 25. fxe5 Bxe5 26. Rb1 Bd4+ 27. Kh1 Qa7 28. b4 Qe7 29. Qc4 *", + "Moves": "e7e1 c4f1 e1f1", + "MovesSAN": "Qe1+ Qf1 Qxf1#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "r1b2r2/1p2Nppk/p7/4n3/4P3/6P1/PPP1B3/2KR4 w - - 0 22", + "PGN": "1. e4 c5 2. Nc3 a6 3. Nf3 d6 4. d4 cxd4 5. Nxd4 Nf6 6. f4 e6 7. g4 Nc6 8. g5 Nd7 9. Be3 Be7 10. Be2 Nxd4 11. Bxd4 e5 12. Be3 exf4 13. Bxf4 Bxg5 14. Qxd6 Bxf4 15. Qxf4 Qf6 16. Qg3 Qe5 17. Nd5 Qxg3+ 18. hxg3 O-O 19. O-O-O Ne5 20. Ne7+ Kh8 21. Rxh7+ Kxh7 *", + "Moves": "d1h1 c8h3 h1h3", + "MovesSAN": "Rh1+ Bh3 Rxh3#", + "Themes": "anastasiaMate mate mateIn2 middlegame short" + }, + { + "FEN": "r5rk/2p3p1/p2p2Qp/8/P1b5/7R/1q3PPP/6K1 w - - 0 34", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Nc3 a6 4. Bc4 h6 5. O-O Nf6 6. d3 Bc5 7. Na4 Ba7 8. Qe1 b5 9. Bxf7+ Kxf7 10. Nc3 d6 11. Be3 Ng4 12. Bxa7 Nxa7 13. Nd5 Nf6 14. c4 Nxd5 15. exd5 Rf8 16. cxb5 Nxb5 17. a4 Na7 18. Rc1 Bb7 19. d4 Bxd5 20. dxe5 Re8 21. Rc3 Nc6 22. Re3 Bc4 23. e6+ Kg8 24. Qb1 Bxf1 25. Qg6 Ne7 26. Qf7+ Kh8 27. Nh4 Rf8 28. Ng6+ Nxg6 29. Qxg6 Bc4 30. e7 Qb8 31. e8=Q Rxe8 32. Rg3 Rg8 33. Rh3 Qxb2 *", + "Moves": "h3h6 g7h6 g6h6", + "MovesSAN": "Rxh6+ gxh6 Qxh6#", + "Themes": "endgame mate mateIn2 sacrifice short" + }, + { + "FEN": "5r1k/pp5p/2p3p1/2Ppbr2/6Q1/2N4P/PP4P1/4R2K b - - 0 23", + "PGN": "1. d4 g6 2. c4 Bg7 3. Nc3 d6 4. e4 Nc6 5. Be3 e5 6. Nge2 exd4 7. Nxd4 Nge7 8. Be2 O-O 9. O-O f5 10. exf5 Nxf5 11. Nxf5 Bxf5 12. Bf3 Rb8 13. Re1 Ne5 14. Bd5+ Kh8 15. c5 c6 16. Be4 d5 17. Bxf5 Rxf5 18. Bd4 Qh4 19. Bxe5 Qxf2+ 20. Kh1 Bxe5 21. Qg4 Rbf8 22. h3 Qxe1+ 23. Rxe1 *", + "Moves": "f5f1 e1f1 f8f1", + "MovesSAN": "Rf1+ Rxf1 Rxf1#", + "Themes": "endgame master mate mateIn2 short" + }, + { + "FEN": "6k1/1p3ppp/4p3/8/1r1p4/2qP1PPK/7P/Q7 w - - 0 36", + "PGN": "1. d4 d5 2. Nc3 Nf6 3. Nf3 Bg4 4. Be3 Nc6 5. Ne5 e6 6. Bf4 Bh5 7. f3 Bg6 8. Nb5 Nb4 9. Nd3 Bxd3 10. exd3 Bd6 11. Bxd6 cxd6 12. Be2 Qb6 13. c4 a6 14. Nxd6+ Qxd6 15. c5 Qd7 16. Kf1 O-O 17. Kf2 Qe7 18. Rf1 Nh5 19. Kg1 Nf4 20. a3 Qg5 21. g3 Nc6 22. Rf2 Nxd4 23. Kh1 Nfxe2 24. Rxe2 Nxe2 25. Qxe2 a5 26. Rb1 d4 27. Qe4 Qxc5 28. b4 axb4 29. axb4 Qc3 30. Qe2 Ra1 31. Qf1 Rfa8 32. Kg2 R8a2+ 33. Kh3 Rxb1 34. Qxb1 Rb2 35. Qa1 Rxb4 *", + "Moves": "a1a8 c3c8 a8c8", + "MovesSAN": "Qa8+ Qc8 Qxc8#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "2k1r2r/ppp3pp/8/2b2R2/8/P1NP4/1PP3PP/R1B4K b - - 0 17", + "PGN": "1. e4 Nc6 2. f4 d5 3. exd5 Qxd5 4. Nc3 Qd6 5. Nf3 Bg4 6. Be2 O-O-O 7. d3 Nf6 8. a3 e5 9. fxe5 Nxe5 10. Nxe5 Qxe5 11. O-O Bc5+ 12. Kh1 Rde8 13. Bxg4+ Nxg4 14. Qxg4+ f5 15. Qf4 Qe6 16. Qxf5 Qxf5 17. Rxf5 *", + "Moves": "e8e1 f5f1 e1f1", + "MovesSAN": "Re1+ Rf1 Rxf1#", + "Themes": "backRankMate mate mateIn2 middlegame short" + }, + { + "FEN": "Rnk3rr/2pp2q1/1p2p3/1P3p2/Q1P5/4BBb1/4P2P/5RK1 w - - 0 27", + "PGN": "1. d4 e6 2. c4 b6 3. g3 Bb7 4. Nf3 g5 5. Bxg5 f6 6. Bd2 h6 7. Bg2 f5 8. Nc3 Qf6 9. O-O h5 10. Bg5 Qg7 11. Bf4 Na6 12. a3 O-O-O 13. b4 Nf6 14. b5 Nb8 15. a4 Bb4 16. Nb1 Ne4 17. Nbd2 Nxd2 18. Bxd2 Bd6 19. a5 Bxf3 20. Bxf3 Qxd4 21. axb6 axb6 22. Qc2 h4 23. Be3 Qg7 24. Ra8 hxg3 25. fxg3 Rdg8 26. Qa4 Bxg3 *", + "Moves": "a8b8 c8b8 a4a8", + "MovesSAN": "Rxb8+ Kxb8 Qa8#", + "Themes": "attraction mate mateIn2 middlegame queensideAttack sacrifice short" + }, + { + "FEN": "r1bq3r/1pp1k1pQ/p2p2Bp/4b3/1P6/P3R2P/2P2PP1/6K1 w - - 5 25", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Nc3 Bc5 4. a3 a6 5. b4 Bb6 6. Bc4 Nf6 7. O-O O-O 8. h3 d6 9. d3 h6 10. Be3 Re8 11. d4 exd4 12. Bxd4 Nxd4 13. Nxd4 Nxe4 14. Qf3 Nxc3 15. Qxf7+ Kh8 16. Rae1 Rf8 17. Qg6 Bxd4 18. Bd3 Kg8 19. Qh7+ Kf7 20. Bg6+ Kf6 21. Rd1 Nxd1 22. Rxd1 Be5 23. Rd3 Ke7 24. Re3 Rh8 *", + "Moves": "h7g7 e7e6 g7f7", + "MovesSAN": "Qxg7+ Ke6 Qf7#", + "Themes": "mate mateIn2 middlegame pin short" + }, + { + "FEN": "6k1/6p1/1p5p/6PP/4Q3/1q6/5PK1/q7 w - - 0 61", + "PGN": "1. e4 e5 2. Bc4 Bc5 3. Nf3 Qf6 4. d4 exd4 5. e5 Qg6 6. O-O Nc6 7. Re1 Nge7 8. Bg5 O-O 9. Bh4 Nf5 10. Bd3 Qh5 11. Bxf5 Qxf5 12. Bg3 Re8 13. Nbd2 d3 14. c3 b6 15. b4 Be7 16. Re4 Bb7 17. Rf4 Qe6 18. Qa4 Bg5 19. Nxg5 Qg6 20. Nxf7 Nxe5 21. Nxe5 Rxe5 22. Qb3+ Kh8 23. Nf3 Bxf3 24. Rxf3 Rae8 25. Bxe5 Rxe5 26. Rg3 Qe4 27. h3 d2 28. Re3 Qf5 29. Rxe5 Qxe5 30. Qc2 Qe1+ 31. Rxe1 dxe1=Q+ 32. Kh2 h6 33. Qf5 Qxc3 34. Qf8+ Kh7 35. Qf5+ Kg8 36. Qxd7 Qe5+ 37. g3 Qe2 38. Qd8+ Kh7 39. Qf8 Qxa2 40. h4 Qe2 41. Qf5+ Kg8 42. Kg1 Qe1+ 43. Kg2 Qxb4 44. Qc8+ Kh7 45. Qxc7 Qe4+ 46. Kh2 Qe2 47. Kg2 Qa2 48. Qc6 Qb3 49. Qe4+ Kg8 50. Qe8+ Kh7 51. Qa8 a5 52. Qe4+ Kg8 53. Qe8+ Kh7 54. Qc6 a4 55. Qe4+ Kg8 56. h5 a3 57. Qe8+ Kh7 58. Qe4+ Kg8 59. g4 a2 60. g5 a1=Q *", + "Moves": "e4e8 g8h7 g5g6", + "MovesSAN": "Qe8+ Kh7 g6#", + "Themes": "endgame mate mateIn2 queenEndgame short" + }, + { + "FEN": "8/1p6/1Q5p/3q2pk/8/5p1P/6PK/8 w - - 0 42", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. d3 Nc6 4. c3 g6 5. Be2 Bg7 6. O-O O-O 7. b4 a6 8. a4 d6 9. Be3 Be6 10. Nbd2 h6 11. h3 Kh7 12. Qc1 Nh5 13. b5 axb5 14. axb5 Rxa1 15. Qxa1 Ne7 16. c4 f5 17. exf5 Bxf5 18. Nh4 Nf4 19. Nxf5 Nxe2+ 20. Kh2 Nxf5 21. Ne4 Nxe3 22. fxe3 d5 23. cxd5 Nf4 24. exf4 exf4 25. Qc1 Be5 26. Kh1 Qxd5 27. b6 cxb6 28. Qb1 Bd4 29. Rf3 g5 30. Qb4 Bc5 31. Nxc5 bxc5 32. Qb1 Rf7 33. d4+ Kg7 34. dxc5 Qxc5 35. Qb2+ Kg6 36. Rc3 Qd5 37. Qc2+ Kg7 38. Rc7 Rxc7 39. Qxc7+ Kg6 40. Qb6+ Kh5 41. Kh2 f3 *", + "Moves": "g2g4 h5h4 b6h6", + "MovesSAN": "g4+ Kh4 Qxh6#", + "Themes": "deflection endgame mate mateIn2 queenEndgame short" + }, + { + "FEN": "r3k1nr/pppq1ppp/1b1p4/3Pn3/5P2/1P4PB/PBP1N2P/RN1QK2R b KQkq - 0 11", + "PGN": "1. g3 e5 2. Bg2 Nc6 3. b3 Bc5 4. Bb2 d6 5. e3 Bf5 6. Ne2 Qd7 7. d4 exd4 8. exd4 Bb6 9. d5 Ne5 10. f4 Bh3 11. Bxh3 *", + "Moves": "e5f3 e1f1 d7h3", + "MovesSAN": "Nf3+ Kf1 Qxh3#", + "Themes": "intermezzo mate mateIn2 opening short" + }, + { + "FEN": "r4r2/p4Bpp/n6k/1pp5/4NRb1/6N1/PPP3PP/2K5 w - - 1 28", + "PGN": "1. Nc3 Nf6 2. e4 e5 3. f4 exf4 4. e5 Ng8 5. Nf3 Qe7 6. d4 d6 7. Bxf4 dxe5 8. dxe5 f6 9. Qe2 fxe5 10. Qxe5 c6 11. Qxe7+ Nxe7 12. O-O-O Ng6 13. Bc7 Na6 14. Rd8+ Kf7 15. Bc4+ Kf6 16. Rd6+ Bxd6 17. Bxd6 Bg4 18. Ne4+ Kf5 19. Ng3+ Kf6 20. Rf1 b5 21. Nd4+ Kg5 22. Ne4+ Kh6 23. Bf7 c5 24. Nf5+ Kh5 25. Nfg3+ Kh6 26. Bf4+ Nxf4 27. Rxf4 Rhf8 *", + "Moves": "g3f5 g4f5 f4h4", + "MovesSAN": "Nf5+ Bxf5 Rh4#", + "Themes": "mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "k7/P7/1P6/K2p2p1/4p1P1/2p1P3/8/8 w - - 0 51", + "PGN": "1. Nf3 d5 2. d3 Nc6 3. g3 e5 4. Bg2 Bd6 5. c3 Nf6 6. Bg5 O-O 7. e4 dxe4 8. dxe4 Bg4 9. O-O h6 10. Bxf6 Qxf6 11. h3 Bxf3 12. Qxf3 Qxf3 13. Bxf3 f5 14. exf5 Rxf5 15. Bxc6 bxc6 16. Nd2 Raf8 17. Ne4 g5 18. Nxd6 cxd6 19. Rad1 d5 20. Rd3 Rf3 21. Rxf3 Rxf3 22. Kg2 e4 23. Re1 Kf7 24. Re3 Rxe3 25. fxe3 Ke6 26. b4 h5 27. g4 hxg4 28. hxg4 Kd6 29. a4 a5 30. Kf2 axb4 31. cxb4 c5 32. b5 c4 33. Ke2 Kc5 34. Kd2 Kb6 35. Kc3 Kc5 36. Kc2 Kb6 37. Kd2 Kc5 38. Kc3 Kb6 39. Kb4 Kc7 40. a5 Kd6 41. a6 Kc7 42. Kc3 Kb6 43. Kd4 Kc7 44. a7 Kb7 45. b6 Ka8 46. Kc3 Kb7 47. Kb4 Ka8 48. Kb5 Kb7 49. Kb4 Ka8 50. Ka5 c3 *", + "Moves": "a5a6 c3c2 b6b7", + "MovesSAN": "Ka6 c2 b7#", + "Themes": "advancedPawn endgame mate mateIn2 pawnEndgame short" + }, + { + "FEN": "r1b1r1k1/ppp2ppp/3p4/2q5/8/1BP2Q2/P1P2PPP/5K1R w - - 0 15", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Nxe5 Nxe5 5. d4 Bb4 6. dxe5 Bxc3+ 7. bxc3 Nxe4 8. Qf3 Ng5 9. Bxg5 Qxg5 10. Bc4 Qxe5+ 11. Kf1 O-O 12. Re1 Qc5 13. Bb3 d6 14. Re8 Rxe8 *", + "Moves": "f3f7 g8h8 f7e8", + "MovesSAN": "Qxf7+ Kh8 Qxe8#", + "Themes": "backRankMate fork mate mateIn2 middlegame short" + }, + { + "FEN": "r1b4k/1pqB1rpp/4Qb2/p2p4/Pn1Pn3/1N2B3/1P3PPP/R4RK1 w - - 0 20", + "PGN": "1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. Ngf3 c5 6. c3 Qb6 7. Bd3 Nc6 8. O-O cxd4 9. cxd4 Be7 10. Nb3 a5 11. a4 Nb4 12. Bb5 O-O 13. Be3 f5 14. exf6 Nxf6 15. Ne5 Ne4 16. Qg4 Bf6 17. Bd7 Qc7 18. Qxe6+ Kh8 19. Nf7+ Rxf7 *", + "Moves": "e6e8 f7f8 e8f8", + "MovesSAN": "Qe8+ Rf8 Qxf8#", + "Themes": "fork mate mateIn2 middlegame short" + }, + { + "FEN": "r1bq1rk1/ppp5/2n4P/3pp2Q/4Pp2/2PP2bn/PP4B1/R1B2KN1 w - - 0 16", + "PGN": "1. c3 e5 2. d3 d5 3. Nd2 Bc5 4. h3 Nf6 5. g4 h6 6. Bg2 O-O 7. Nf1 Nc6 8. Ng3 g5 9. h4 Nxg4 10. hxg5 Bxf2+ 11. Kf1 Bxg3 12. gxh6 f5 13. e4 f4 14. Rh3 Nf2 15. Qh5 Nxh3 *", + "Moves": "h5g6 g8h8 g6g7", + "MovesSAN": "Qg6+ Kh8 Qg7#", + "Themes": "kingsideAttack mate mateIn2 opening short" + }, + { + "FEN": "3q2k1/p4ppp/8/8/4r3/8/PPr2PPP/3R2K1 w - - 0 23", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nc6 5. Bc4 e5 6. Nxc6 bxc6 7. O-O Nf6 8. Bg5 Be7 9. Re1 Nxe4 10. Bxe7 Qxe7 11. Rxe4 d5 12. Bxd5 cxd5 13. Qxd5 Be6 14. Qxe5 O-O 15. Nc3 Rac8 16. Nd5 Qb7 17. Nf4 Rfe8 18. Rae1 Rxc2 19. Nxe6 Rxe6 20. Rd1 Qb6 21. Qd4 Rxe4 22. Qd8+ Qxd8 *", + "Moves": "d1d8 e4e8 d8e8", + "MovesSAN": "Rxd8+ Re8 Rxe8#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "2r3k1/p4p1p/4p1p1/3pQ3/2P5/1r4R1/R4PPP/6K1 b - - 0 24", + "PGN": "1. d4 c6 2. e4 d5 3. e5 Bf5 4. Bd3 Bxd3 5. Qxd3 e6 6. Nf3 c5 7. dxc5 Bxc5 8. Qb5+ Nd7 9. Qxb7 Ne7 10. O-O O-O 11. Qb3 Ng6 12. Re1 Qc7 13. Be3 Bxe3 14. Rxe3 Ndxe5 15. Nxe5 Nxe5 16. Na3 Rab8 17. Qc3 Nc4 18. Nxc4 Qxc4 19. b3 Qa6 20. Qe5 Rfc8 21. Rg3 g6 22. c3 Rxb3 23. c4 Qxa2 24. Rxa2 *", + "Moves": "b3b1 e5e1 b1e1", + "MovesSAN": "Rb1+ Qe1 Rxe1#", + "Themes": "backRankMate endgame mate mateIn2 queenRookEndgame short" + }, + { + "FEN": "2qr1rk1/5ppp/p3pn2/6N1/P2nN2P/3Q4/3P1PP1/R4RK1 w - - 2 24", + "PGN": "1. e4 c6 2. c4 d5 3. cxd5 cxd5 4. Nf3 dxe4 5. Qa4+ Nc6 6. Qxe4 Nf6 7. Qa4 Bd7 8. Qb3 Rb8 9. Ng5 e6 10. Bc4 Nd4 11. Qd3 Bc5 12. b4 Bb6 13. Bb2 Bc6 14. O-O O-O 15. a4 a6 16. b5 Bd5 17. Bxd5 Qxd5 18. h4 Rbd8 19. bxa6 bxa6 20. Nc3 Qd6 21. Ba3 Bc5 22. Bxc5 Qxc5 23. Nce4 Qc8 *", + "Moves": "e4f6 g7f6 d3h7", + "MovesSAN": "Nxf6+ gxf6 Qxh7#", + "Themes": "discoveredAttack kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "4Q3/p1p5/1p6/8/1PPP4/8/P4kpK/8 b - - 0 44", + "PGN": "1. e4 Nc6 2. d4 d5 3. exd5 Qxd5 4. Nf3 Bg4 5. Be2 O-O-O 6. Be3 Nf6 7. O-O Qh5 8. h3 e5 9. c3 e4 10. hxg4 Nxg4 11. Re1 exf3 12. Bxf3 Qh2+ 13. Kf1 Nxe3+ 14. Rxe3 Bd6 15. Nd2 Rde8 16. Ke2 Bf4 17. Rxe8+ Rxe8+ 18. Kd3 Qh6 19. Ne4 f5 20. Nc5 g5 21. Bxc6 Qxc6 22. Qf3 Qxf3+ 23. gxf3 b6 24. Nb3 h5 25. Nd2 h4 26. Nf1 h3 27. Ne3 Bxe3 28. fxe3 g4 29. fxg4 fxg4 30. Ke2 Rf8 31. Rf1 Rg8 32. Kf2 Rf8+ 33. Ke2 Rxf1 34. Kxf1 g3 35. e4 Kd7 36. c4 Ke6 37. b4 Kf6 38. Kg1 Kg5 39. e5 Kf4 40. e6 Kf3 41. e7 h2+ 42. Kh1 g2+ 43. Kxh2 Kf2 44. e8=Q *", + "Moves": "g2g1q h2h3 g1g3", + "MovesSAN": "g1=Q+ Kh3 Qg3#", + "Themes": "advancedPawn endgame master mate mateIn2 promotion queenEndgame short" + }, + { + "FEN": "3q2k1/pQ4pp/7r/4p3/4Bn2/P1P2P2/5P1P/6RK b - - 1 24", + "PGN": "1. d4 Nf6 2. c4 c6 3. d5 cxd5 4. cxd5 Qa5+ 5. Nc3 e6 6. dxe6 fxe6 7. a3 Ne4 8. Bd2 Nxd2 9. Qxd2 Bb4 10. e3 O-O 11. Bd3 d5 12. Nf3 Nc6 13. O-O Bxc3 14. bxc3 e5 15. e4 Bg4 16. exd5 Bxf3 17. gxf3 Ne7 18. Be4 Rf6 19. Kh1 Rd8 20. Qb2 Nxd5 21. Qxb7 Nf4 22. Rad1 Rh6 23. Rxd8+ Qxd8 24. Rg1 *", + "Moves": "h6h2 h1h2 d8h4", + "MovesSAN": "Rxh2+ Kxh2 Qh4#", + "Themes": "attraction endgame mate mateIn2 sacrifice short" + }, + { + "FEN": "6k1/5qp1/3R3p/p7/2PQ2p1/P2P2P1/4rP1P/6K1 b - - 0 32", + "PGN": "1. Nf3 d5 2. c4 e6 3. g3 f5 4. Bg2 Nf6 5. O-O b6 6. d3 Bb7 7. Ne5 Nbd7 8. Bf4 Nxe5 9. Bxe5 Bd6 10. Bxd6 Qxd6 11. Nc3 a6 12. e4 d4 13. e5 Qxe5 14. Bxb7 Rb8 15. Bc6+ Ke7 16. Ne2 Qd6 17. Bg2 c5 18. b4 Rhe8 19. a3 Kf8 20. Qd2 e5 21. Qg5 Qd7 22. Bh3 Ng4 23. Bxg4 fxg4 24. bxc5 bxc5 25. Rab1 Kg8 26. Rxb8 Rxb8 27. Qxe5 Re8 28. Qxc5 Rxe2 29. Rb1 h6 30. Rb6 a5 31. Rd6 Qf7 32. Qxd4 *", + "Moves": "e2e1 g1g2 f7f3", + "MovesSAN": "Re1+ Kg2 Qf3#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "6k1/1p3rpp/8/pP1p4/P7/2q5/6PP/4RR1K w - - 0 29", + "PGN": "1. d4 Nf6 2. Bf4 d5 3. e3 Bd7 4. Nc3 e6 5. Nb5 Bd6 6. Nxd6+ cxd6 7. Bxd6 Qa5+ 8. c3 Nc6 9. b4 Qb6 10. a4 a5 11. b5 Nd8 12. Nf3 Ne4 13. Bc5 Nxc5 14. dxc5 Qxc5 15. Qc2 Rc8 16. Rc1 O-O 17. Bd3 f5 18. Ne5 Qd6 19. f4 Nf7 20. Nxd7 Qxd7 21. O-O e5 22. Bxf5 Qe7 23. Bxc8 Rxc8 24. fxe5 Qxe5 25. Qf5 Qxe3+ 26. Kh1 Rf8 27. Rce1 Qxc3 28. Qxf7+ Rxf7 *", + "Moves": "e1e8 f7f8 f1f8", + "MovesSAN": "Re8+ Rf8 Rfxf8#", + "Themes": "endgame mate mateIn2 queenRookEndgame short" + }, + { + "FEN": "6k1/6P1/7P/p3p2K/P7/8/5p2/8 w - - 0 49", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Nf3 c5 5. e3 cxd4 6. exd4 dxc4 7. Bxc4 Nc6 8. O-O Be7 9. Ne5 Qxd4 10. Qxd4 Nxd4 11. Be3 Nf5 12. Bb5+ Bd7 13. Bxd7+ Nxd7 14. Nxd7 Nxe3 15. fxe3 Kxd7 16. Rxf7 g6 17. Nb5 a6 18. Rd1+ Ke8 19. Rxh7 Rxh7 20. Nc7+ Kf7 21. Nxa8 Bc5 22. Rd7+ Kg8 23. Rxh7 Kxh7 24. Nc7 Bxe3+ 25. Kf1 e5 26. b3 Kg7 27. Ke2 Bf4 28. h3 Kf6 29. Kf3 g5 30. Nd5+ Kf5 31. g4+ Ke6 32. Nxf4+ gxf4 33. h4 Kf6 34. Ke4 Kg6 35. g5 Kg7 36. Kf3 Kg6 37. Kg4 Kg7 38. h5 Kh7 39. h6 Kg6 40. Kf3 b5 41. a4 bxa4 42. bxa4 a5 43. Ke4 Kh7 44. Kf3 Kg6 45. Kg4 Kh7 46. Kh5 f3 47. g6+ Kg8 48. g7 f2 *", + "Moves": "h5g6 e5e4 h6h7", + "MovesSAN": "Kg6 e4 h7#", + "Themes": "advancedPawn endgame mate mateIn2 pawnEndgame short" + }, + { + "FEN": "8/1r4pk/7p/3R1PP1/1pn4P/5K2/8/8 w - - 1 47", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 d6 4. O-O h6 5. d4 Bg4 6. dxe5 Nxe5 7. Bxf7+ Nxf7 8. h3 Bxf3 9. Qxf3 Be7 10. Nc3 Nf6 11. Nd5 Nxd5 12. exd5 Bf6 13. Qb3 b6 14. Bf4 O-O 15. Qg3 Kh7 16. Rae1 Re8 17. Rxe8 Qxe8 18. f3 Be5 19. Bxe5 Qxe5 20. Qxe5 Nxe5 21. f4 Nd7 22. Re1 Rf8 23. g3 Nc5 24. Re7 Rc8 25. b4 Na6 26. a3 c5 27. dxc6 Rxc6 28. Rxa7 Nc7 29. Rb7 Nd5 30. Rd7 Ne3 31. Kf2 Nxc2 32. b5 Rc5 33. Rxd6 Rxb5 34. Kf3 Nxa3 35. Kg4 Nc4 36. Rd8 Rc5 37. Kh4 Rc7 38. g4 Rb7 39. g5 Kg6 40. Rd6+ Kf5 41. Rd4 b5 42. Kg3 Ne3 43. Kf3 Nc4 44. Rd5+ Kg6 45. h4 b4 46. f5+ Kh7 *", + "Moves": "g5g6 h7h8 d5d8", + "MovesSAN": "g6+ Kh8 Rd8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "1r5k/p3Q1b1/6BB/2p5/4P1b1/2q5/P4KPP/R4R2 b - - 0 21", + "PGN": "1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Bc4 c5 8. Be3 O-O 9. Nf3 Qa5 10. Qb3 Nc6 11. O-O Bg4 12. Ng5 e6 13. d5 exd5 14. Bxd5 Ne5 15. Qxb7 h6 16. Nxf7 Nxf7 17. Bxf7+ Kh8 18. Bxg6 Qxc3 19. Bxh6 Rab8 20. Qe7 Rxf2 21. Kxf2 *", + "Moves": "g7d4 h6e3 c3e3", + "MovesSAN": "Bd4+ Be3 Qxe3#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "3Q1bk1/p4p1p/5Pp1/P7/3p4/3q4/3r2BP/2R4K w - - 3 35", + "PGN": "1. Nf3 g6 2. g3 Bg7 3. Bg2 Nf6 4. O-O d5 5. d3 c5 6. c4 e6 7. Ne5 O-O 8. cxd5 exd5 9. Qa4 Re8 10. Bf4 Bd7 11. Nxd7 Nbxd7 12. Nc3 Nb6 13. Qc2 Nh5 14. a4 Nxf4 15. gxf4 d4 16. Ne4 Qh4 17. a5 Nd7 18. Nxc5 Rac8 19. b4 Qxf4 20. Bxb7 Qg5+ 21. Bg2 Nxc5 22. bxc5 Rxc5 23. Qa4 Rxe2 24. Rae1 Rce5 25. Rxe2 Rxe2 26. Qd7 Qd2 27. Bd5 Qg5+ 28. Kh1 Re7 29. Qd8+ Bf8 30. f4 Qh5 31. f5 Qe2 32. Bg2 Qxd3 33. f6 Re2 34. Rc1 Rd2 *", + "Moves": "d8f8 g8f8 c1c8", + "MovesSAN": "Qxf8+ Kxf8 Rc8#", + "Themes": "attraction endgame mate mateIn2 sacrifice short" + }, + { + "FEN": "4Rr1k/ppp3p1/5q1p/6N1/6nQ/1B1P1b2/PP4Pb/R1B4K b - - 0 21", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 f5 4. Qe2 fxe4 5. Qxe4 Nf6 6. Qh4 e4 7. Ng5 d5 8. O-O Bd6 9. Nc3 O-O 10. Nxd5 h6 11. Nxf6+ Qxf6 12. Bc4+ Kh8 13. d3 Ne5 14. Bb3 exd3 15. Qh5 Bg4 16. Qh4 Be2 17. Re1 Ng4 18. cxd3 Bxh2+ 19. Kh1 Rae8 20. f3 Bxf3 21. Rxe8 *", + "Moves": "f3g2 h1g2 f6f1", + "MovesSAN": "Bxg2+ Kxg2 Qf1#", + "Themes": "attraction kingsideAttack mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "3r1rk1/p7/1q3bpp/5Q2/4B3/1P6/P5PP/5R1K w - - 0 32", + "PGN": "1. d4 e6 2. e4 d6 3. c4 Nf6 4. Nc3 Be7 5. Nf3 O-O 6. Be2 h6 7. Bf4 Nbd7 8. O-O Nh5 9. Qd2 Nxf4 10. Qxf4 e5 11. dxe5 dxe5 12. Nxe5 Bd6 13. Qg3 Bxe5 14. f4 Bd4+ 15. Kh1 c6 16. Rad1 Qb6 17. Na4 Qb4 18. b3 Bf6 19. f5 Be5 20. Qg4 Nf6 21. Qf3 b5 22. cxb5 cxb5 23. Rc1 bxa4 24. Rc4 Qb7 25. Rxa4 Nxe4 26. Rxe4 Bxf5 27. Qxf5 Bf6 28. Bf3 Qb6 29. Rg4 Rad8 30. Be4 g6 31. Rxg6+ fxg6 *", + "Moves": "f5g6 f6g7 g6h7", + "MovesSAN": "Qxg6+ Bg7 Qh7#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "4r3/1p1R3p/p5pk/4p3/P1p1B1PP/1r2N3/6K1/4b3 w - - 0 36", + "PGN": "1. d4 d5 2. c4 e6 3. Nf3 a6 4. g3 dxc4 5. a4 c5 6. Bg2 cxd4 7. Qxd4 Qxd4 8. Nxd4 e5 9. Nc2 Nc6 10. O-O Be6 11. Be3 Nge7 12. Nc3 Nf5 13. Bb6 Nfd4 14. Ne3 Bb4 15. Ned5 Bxd5 16. Nxd5 Nxe2+ 17. Kh1 Bd6 18. Rfe1 Ned4 19. f4 f6 20. Rad1 Kf7 21. fxe5 fxe5 22. Nc3 Rae8 23. Bd5+ Kg6 24. Be4+ Kg5 25. Nd5 Rhf8 26. h4+ Kg4 27. Kg2 Kh5 28. Kh3 Rf2 29. g4+ Kh6 30. Ne3 Rxb2 31. Bxc6 Rxb6 32. Be4 Rb3 33. Kg2 Bb4 34. Rxd4 g6 35. Rd7 Bxe1 *", + "Moves": "g4g5 h6h5 d7h7", + "MovesSAN": "g5+ Kh5 Rxh7#", + "Themes": "deflection endgame mate mateIn2 short" + }, + { + "FEN": "7k/7p/6p1/1rN5/P1R5/8/6PP/7K b - - 0 41", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bd3 Nc6 7. Be3 e5 8. Nb3 Be7 9. a3 Ng4 10. O-O Nxe3 11. fxe3 O-O 12. Bc4 Bg5 13. Qf3 Be6 14. Nd5 Ne7 15. Nd2 Nxd5 16. Bxd5 Bxd5 17. exd5 Qb6 18. Nc4 Qc5 19. b3 b5 20. Na5 Bxe3+ 21. Kh1 Bg5 22. c4 bxc4 23. Nxc4 Bf6 24. Rac1 Qa7 25. Nxd6 Rad8 26. Ne4 Be7 27. Rcd1 Bxa3 28. d6 f5 29. Ng5 Rxd6 30. Rxd6 Bxd6 31. Qd5+ Kh8 32. Qxd6 Qb8 33. Qe6 Qe8 34. Qxe8 Rxe8 35. Rxf5 e4 36. Nxe4 g6 37. Rf4 Rb8 38. Nc5 a5 39. Ra4 Rb5 40. Rc4 a4 41. bxa4 *", + "Moves": "b5b1 c4c1 b1c1", + "MovesSAN": "Rb1+ Rc1 Rxc1#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "8/p1p3pk/7p/2b2q2/5Pn1/1P3Q2/P1PB4/4RR1K b - - 7 33", + "PGN": "1. e4 e6 2. f4 d5 3. exd5 exd5 4. Nf3 Nf6 5. Be2 Bd6 6. d4 Bg4 7. O-O O-O 8. h3 Bh5 9. g4 Nxg4 10. hxg4 Bxg4 11. Ne5 Bf5 12. Bg4 Be4 13. Nc3 Qh4 14. Bf3 Qg3+ 15. Kh1 Qh3+ 16. Kg1 Qg3+ 17. Kh1 f6 18. Nxe4 dxe4 19. Bxe4 fxe5 20. dxe5 Bc5 21. Qh5 h6 22. Bxb7 Nd7 23. Bxa8 Rxa8 24. Qh2 Qg4 25. Qg2 Qf5 26. Qxa8+ Kh7 27. Qg2 Qh5+ 28. Qh2 Qf5 29. b3 Nxe5 30. Bd2 Ng4 31. Qh3 Qe4+ 32. Qf3 Qf5 33. Rae1 *", + "Moves": "f5h5 f3h3 h5h3", + "MovesSAN": "Qh5+ Qh3 Qxh3#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "1r3rk1/p5pp/b1p1qp2/3p1N2/1PpPp1N1/2P4P/P5Q1/5R1K w - - 0 27", + "PGN": "1. d4 d5 2. Bf4 e6 3. Nf3 Nf6 4. h3 Bd6 5. Ne5 c5 6. c3 Qc7 7. e3 Nc6 8. Bb5 O-O 9. Bxc6 bxc6 10. O-O Ba6 11. Re1 Rab8 12. b3 c4 13. b4 Ne4 14. Qc2 f6 15. Ng4 Bxf4 16. exf4 Qxf4 17. g3 Nxg3 18. fxg3 Qxg3+ 19. Qg2 Qxe1+ 20. Kh2 Qh4 21. Nd2 Qg5 22. Nf3 Qf4+ 23. Kh1 e5 24. Rf1 Qf5 25. Nh4 Qe6 26. Nf5 e4 *", + "Moves": "g4h6 g8h8 g2g7", + "MovesSAN": "Ngh6+ Kh8 Qxg7#", + "Themes": "discoveredAttack kingsideAttack mate mateIn2 middlegame pin short" + }, + { + "FEN": "r4rk1/ppp2p1p/3b2p1/8/5Pnq/2NBPR2/PPP1Q1P1/R1B3K1 b - - 1 16", + "PGN": "1. d4 e5 2. dxe5 d6 3. exd6 Bxd6 4. Nf3 Nf6 5. Nc3 Bg4 6. e3 Bxf3 7. Qxf3 O-O 8. Bd3 Nc6 9. O-O Ne5 10. Qe2 Neg4 11. h3 Ne5 12. Bf5 g6 13. Bd3 Nfg4 14. hxg4 Qh4 15. f4 Nxg4 16. Rf3 *", + "Moves": "h4h2 g1f1 h2h1", + "MovesSAN": "Qh2+ Kf1 Qh1#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "5bnr/N3kppp/2Q1p3/5b2/2p1P3/P7/RPnN1qPP/3K1B1R b - - 0 15", + "PGN": "1. d4 d5 2. c4 Bf5 3. Nc3 e6 4. Qb3 Nc6 5. Qxb7 Nb4 6. Kd1 dxc4 7. Nb5 Rc8 8. a3 Nc2 9. Ra2 c6 10. Nxa7 Qxd4+ 11. Bd2 Rd8 12. Nf3 Qxf2 13. Qxc6+ Ke7 14. e4 Rxd2+ 15. Nxd2 *", + "Moves": "c2e3 d1c1 f2e1", + "MovesSAN": "Ne3+ Kc1 Qe1#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "3Q4/p1p2pk1/6p1/8/P5qP/6r1/6B1/6RK b - - 0 38", + "PGN": "1. d4 d5 2. Nf3 Nf6 3. Bf4 g6 4. e3 Bg7 5. Nbd2 O-O 6. Be2 Nh5 7. Bg3 Nc6 8. Bh4 Bf6 9. Bxf6 Nxf6 10. c3 Qd6 11. Qb3 e5 12. dxe5 Nxe5 13. Nxe5 Qxe5 14. Nf3 Qd6 15. h3 Ne4 16. O-O Qf6 17. Qxd5 Re8 18. Nd2 Nxd2 19. Qxd2 Bxh3 20. gxh3 Qg5+ 21. Kh1 Re4 22. f4 Qg3 23. Rf3 Qh4 24. Qd7 Rae8 25. Qg4 Qe7 26. f5 Rxe3 27. Rxe3 Qxe3 28. Bf3 Qf2 29. fxg6 hxg6 30. Rg1 Re3 31. Bxb7 Qxb2 32. Bg2 Qxc3 33. h4 Rg3 34. Qc8+ Kg7 35. Kh2 Qe5 36. Kh1 Qf4 37. Qd8 Qg4 38. a4 *", + "Moves": "g3h3 g2h3 g4h3", + "MovesSAN": "Rh3+ Bxh3 Qxh3#", + "Themes": "endgame mate mateIn2 sacrifice short" + }, + { + "FEN": "r5k1/ppnq2pp/2p1b3/5Q2/3P4/P7/1PP2RPP/2K2R2 w - - 7 23", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Bc4 Nc6 4. Nc3 Bc5 5. Ng5 O-O 6. d3 Ne7 7. Be3 Bxe3 8. fxe3 c6 9. Bxf7+ Rxf7 10. Nxf7 Kxf7 11. d4 exd4 12. exd4 d5 13. exd5 Nfxd5 14. Nxd5 Nxd5 15. Qh5+ Kg8 16. O-O-O Nb4 17. Rhf1 Be6 18. Rde1 Bd5 19. a3 Na6 20. Rf2 Nc7 21. Ref1 Qd7 22. Qf5 Be6 *", + "Moves": "f5f8 a8f8 f2f8", + "MovesSAN": "Qf8+ Rxf8 Rxf8#", + "Themes": "kingsideAttack mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "5R2/6p1/5p1k/5P2/6P1/6K1/8/1r6 w - - 13 51", + "PGN": "1. e4 c5 2. Ne2 Nc6 3. Nbc3 Nf6 4. d4 cxd4 5. Nxd4 e6 6. Ndb5 Bb4 7. a3 Bxc3+ 8. Nxc3 d5 9. exd5 exd5 10. Bd3 O-O 11. O-O d4 12. Ne4 Bf5 13. Nxf6+ Qxf6 14. Bxf5 Qxf5 15. b4 Rac8 16. Bb2 Rfd8 17. Qd2 Ne5 18. Bxd4 Qg4 19. f4 Ng6 20. c3 Ne7 21. Qf2 a6 22. Rad1 Nd5 23. h3 Qg6 24. f5 Qc6 25. Qg3 f6 26. Rfe1 Nxc3 27. Bxc3 Rxd1 28. Rxd1 Qxc3 29. Qxc3 Rxc3 30. Rd8+ Kf7 31. Rd7+ Kf8 32. a4 b6 33. Rd6 Ra3 34. Rxb6 Rxa4 35. Kh2 a5 36. b5 Rb4 37. Rb8+ Kf7 38. b6 a4 39. g4 a3 40. Ra8 Rxb6 41. Rxa3 Rb5 42. Kg3 h5 43. Kh4 hxg4 44. hxg4 Rb4 45. Ra7+ Kg8 46. Kh5 Kh7 47. Rf7 Rb1 48. Kh4 Rh1+ 49. Kg3 Kh6 50. Rf8 Rb1 *", + "Moves": "f8h8 h6g5 h8h5", + "MovesSAN": "Rh8+ Kg5 Rh5#", + "Themes": "endgame master mate mateIn2 rookEndgame short" + }, + { + "FEN": "2r3k1/qb3ppp/p3p3/1p6/3R4/1B6/PPQ2PPP/6K1 w - - 0 24", + "PGN": "1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 d6 5. Nf3 Nc6 6. Bc4 e6 7. Qe2 Be7 8. O-O Nf6 9. e5 dxe5 10. Rd1 Qc7 11. Nb5 Qb8 12. Bg5 a6 13. Nc3 O-O 14. Rac1 b5 15. Bb3 Bb7 16. Bxf6 Bxf6 17. Ne4 Be7 18. Nc5 Bxc5 19. Rxc5 Nd4 20. Nxd4 exd4 21. Rxd4 Qa7 22. Qc2 Rac8 23. Rxc8 Rxc8 *", + "Moves": "c2c8 b7c8 d4d8", + "MovesSAN": "Qxc8+ Bxc8 Rd8#", + "Themes": "backRankMate endgame mate mateIn2 sacrifice short" + }, + { + "FEN": "r1b2rk1/pp5p/4p1p1/1N1pP3/6n1/3B2Pq/PP2Q2P/R1B2RK1 b - - 0 19", + "PGN": "1. e4 c5 2. f4 Nc6 3. Nf3 g6 4. c3 Bg7 5. Bc4 e6 6. Bb3 Nge7 7. O-O O-O 8. d4 cxd4 9. Nxd4 d5 10. e5 Nxd4 11. cxd4 Nf5 12. Bc2 Qh4 13. Nc3 Nh6 14. g3 Qh3 15. Bd3 Ng4 16. Qe2 f6 17. Nb5 fxe5 18. dxe5 Bxe5 19. fxe5 *", + "Moves": "f8f1 e2f1 h3h2", + "MovesSAN": "Rxf1+ Qxf1 Qxh2#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "3rr3/pp2p1bk/4Q2p/2pq4/8/2P3R1/PP3PPP/R5K1 w - - 0 25", + "PGN": "1. d4 g6 2. Bg5 h6 3. Bh4 c6 4. c3 d6 5. e3 Bf5 6. Bc4 d5 7. Bd3 Bxd3 8. Qxd3 Nd7 9. Nf3 Ngf6 10. O-O Bg7 11. Nbd2 O-O 12. e4 dxe4 13. Nxe4 Nxe4 14. Qxe4 Nf6 15. Bxf6 Bxf6 16. Rfe1 Qd5 17. Qc2 Rfe8 18. Ne5 Bg7 19. Re3 c5 20. Nxg6 fxg6 21. Qxg6 Qg5 22. Qe6+ Kh7 23. d5 Rad8 24. Rg3 Qxd5 *", + "Moves": "e6g6 h7h8 g6g7", + "MovesSAN": "Qg6+ Kh8 Qxg7#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "1r1qk3/1p3p2/pNp1p1p1/1nPpPn2/1P4p1/P2QP3/1B3P1K/R5R1 b - - 0 20", + "PGN": "1. d4 c6 2. c4 d5 3. Nc3 Bf5 4. Nf3 h6 5. e3 e6 6. Bd3 Ne7 7. c5 Na6 8. a3 Nc7 9. b4 a6 10. Bb2 Nb5 11. Na4 Rb8 12. O-O g6 13. Ne5 Bg7 14. g4 Bxd3 15. Qxd3 h5 16. Nb6 Bxe5 17. dxe5 hxg4 18. Kg2 Nf5 19. Rg1 Rxh2+ 20. Kxh2 *", + "Moves": "d8h4 h2g2 h4h3", + "MovesSAN": "Qh4+ Kg2 Qh3#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "8/pb1p1p1p/1p1N1pk1/8/1Nr5/4R3/1P3PPP/6K1 b - - 0 27", + "PGN": "1. e4 b6 2. d4 Bb7 3. Bd3 Nf6 4. d5 e6 5. c4 c6 6. Nc3 Bb4 7. Ne2 cxd5 8. cxd5 exd5 9. a3 dxe4 10. axb4 exd3 11. Qxd3 Qe7 12. O-O Qxb4 13. Ra4 Qc5 14. Rc4 Qe7 15. Rc7 Ba6 16. Qf3 Nc6 17. Rxc6 O-O 18. Rxf6 Qxf6 19. Qxf6 gxf6 20. Re1 Rfe8 21. Be3 Rac8 22. Nd5 Kg7 23. Nb4 Bb7 24. Nd4 Kg6 25. Nb5 Rc4 26. Nd6 Rxe3 27. Rxe3 *", + "Moves": "c4c1 e3e1 c1e1", + "MovesSAN": "Rc1+ Re1 Rxe1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "2k4r/pp1r2pp/2p5/4QP2/3nP1q1/P5B1/1PP2P1P/R4R1K b - - 6 27", + "PGN": "1. d4 e5 2. dxe5 Nc6 3. Nf3 Qe7 4. Qd5 Nb4 5. Qb3 d5 6. a3 Nc6 7. Qxd5 Be6 8. Qd1 Qc5 9. Nc3 Nge7 10. e4 Ng6 11. Bb5 Nxe5 12. Bxc6+ Nxc6 13. O-O Bd6 14. Be3 Qh5 15. Nd5 O-O-O 16. Qe2 Bg4 17. Nf4 Bxf4 18. Bxf4 Nd4 19. Qc4 Ne6 20. Bg3 Bxf3 21. gxf3 c6 22. f4 Nd4 23. f5 Qg4 24. Qxf7 Nf3+ 25. Kh1 Rd7 26. Qe6 Nd4 27. Qe5 *", + "Moves": "g4f3 h1g1 d4e2", + "MovesSAN": "Qf3+ Kg1 Ne2#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "2k4r/Qpp2p2/5q2/4p2p/8/1P3P2/P4P1P/R4RK1 b - - 0 22", + "PGN": "1. d4 d5 2. Nf3 Bf5 3. e3 e6 4. Bd3 Qf6 5. O-O Bd6 6. b3 Ne7 7. Bb2 Nd7 8. Bxf5 Nxf5 9. Nbd2 g5 10. c4 g4 11. Ne5 Nxe5 12. dxe5 Bxe5 13. Bxe5 Qxe5 14. Qxg4 O-O-O 15. Nf3 Qf6 16. cxd5 Rxd5 17. e4 h5 18. Qf4 Rc5 19. exf5 Rxf5 20. Qd4 e5 21. Qxa7 Rxf3 22. gxf3 *", + "Moves": "h8g8 g1h1 f6f3", + "MovesSAN": "Rg8+ Kh1 Qxf3#", + "Themes": "endgame intermezzo mate mateIn2 short" + }, + { + "FEN": "3B4/2N2ppk/2p4p/4b3/8/1R5P/r4PP1/6K1 b - - 2 35", + "PGN": "1. e4 e5 2. Nf3 d6 3. d4 exd4 4. Bc4 h6 5. O-O Nc6 6. c3 Nf6 7. cxd4 Be7 8. e5 dxe5 9. dxe5 Qxd1 10. Rxd1 Ne4 11. Bd5 Nc5 12. Bxc6+ bxc6 13. Nc3 O-O 14. h3 Be6 15. Be3 Rab8 16. b3 Rfd8 17. Nd4 Nd7 18. Nxc6 Nxe5 19. Nxd8 Bxd8 20. Bxa7 Rc8 21. Bd4 Nc6 22. Be3 Bf6 23. Rac1 Ra8 24. a4 Nb4 25. Nb5 Bxb3 26. Rd7 c6 27. Nc7 Rxa4 28. Bc5 Nc2 29. Be7 Bb2 30. Rb1 Ra2 31. Rd8+ Kh7 32. Rd6 Nd4 33. Rxd4 Bxd4 34. Rxb3 Be5 35. Bd8 *", + "Moves": "a2a1 b3b1 a1b1", + "MovesSAN": "Ra1+ Rb1 Rxb1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "4r3/4pk2/p4p2/2pP4/2P2KR1/1P1Q2P1/4q2r/8 w - - 4 34", + "PGN": "1. d4 Nf6 2. c4 d6 3. Nc3 g6 4. Bg5 Bg7 5. Qc1 c5 6. d5 a6 7. Bh6 O-O 8. Bxg7 Kxg7 9. e4 Nbd7 10. f4 Rb8 11. Nf3 b5 12. b3 b4 13. e5 dxe5 14. fxe5 Nxe5 15. Nxe5 bxc3 16. Qxc3 Qd6 17. Bd3 Kg8 18. O-O Ng4 19. Rae1 f6 20. Nxg4 Bxg4 21. Re3 Rbe8 22. Rg3 Bc8 23. Bxg6 hxg6 24. Rxg6+ Kf7 25. Qd3 Rh8 26. g3 Qe5 27. Kg2 Bh3+ 28. Kg1 Bxf1 29. Kxf1 Qa1+ 30. Kg2 Qxa2+ 31. Kf3 Rxh2 32. Rg4 Qg2+ 33. Kf4 Qe2 *", + "Moves": "d3g6 f7f8 g6g7", + "MovesSAN": "Qg6+ Kf8 Qg7#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "5r1k/6p1/3Q3p/p2P4/2b1B3/8/P4qPP/6RK b - - 1 38", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 d6 6. N1c3 a6 7. Na3 b5 8. Nd5 Nf6 9. Bd3 Be7 10. O-O Nxd5 11. exd5 Nd4 12. c3 Nf5 13. Nc2 Bf6 14. Re1 O-O 15. Ne3 Nxe3 16. Bxe3 Bb7 17. Be4 Bg5 18. b3 Bxe3 19. Rxe3 f5 20. Bc2 Qf6 21. Rh3 h6 22. Qe2 Rac8 23. c4 bxc4 24. bxc4 e4 25. Rb1 Rb8 26. f3 exf3 27. Rxf3 a5 28. Rxf5 Qd4+ 29. Kh1 Ba6 30. Qe6+ Kh8 31. Rxf8+ Rxf8 32. Qg6 Kg8 33. Qh7+ Kf7 34. Qf5+ Kg8 35. Qe6+ Kh8 36. Qxd6 Qf2 37. Rg1 Bxc4 38. Be4 *", + "Moves": "f2g1 h1g1 f8f1", + "MovesSAN": "Qxg1+ Kxg1 Rf1#", + "Themes": "attraction endgame mate mateIn2 sacrifice short" + }, + { + "FEN": "5rk1/1R4p1/7p/5q2/3R4/P2Q3P/2r2PP1/6K1 b - - 0 28", + "PGN": "1. e4 e5 2. Bc4 Nc6 3. Nf3 Bc5 4. Nc3 Nf6 5. d3 h6 6. h3 d6 7. Be3 Bb6 8. Bxb6 axb6 9. a3 Be6 10. Bxe6 fxe6 11. O-O O-O 12. Qd2 d5 13. exd5 exd5 14. Rfe1 d4 15. Ne4 Ra5 16. Nxf6+ Qxf6 17. c3 dxc3 18. Qxc3 Rc5 19. Qd2 Nd4 20. Nxd4 exd4 21. b4 Rc3 22. Re2 Qf5 23. Re4 c5 24. bxc5 bxc5 25. Rb1 c4 26. Rxd4 cxd3 27. Rxb7 Rc2 28. Qxd3 *", + "Moves": "f5f2 g1h2 f2g2", + "MovesSAN": "Qxf2+ Kh2 Qxg2#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r3k2r/5ppp/4pb2/2q1N3/5P2/2p5/PP4PP/3Q1R1K w kq - 0 22", + "PGN": "1. e4 a6 2. Nf3 b5 3. c4 Bb7 4. cxb5 Bxe4 5. bxa6 Nxa6 6. Nc3 Bb7 7. d4 e6 8. Bc4 Nf6 9. Bg5 Be7 10. O-O d5 11. Bb5+ c6 12. Bd3 Nb4 13. Ne5 Nxd3 14. Qxd3 Qd6 15. f4 Ba6 16. Qc2 Bxf1 17. Rxf1 c5 18. dxc5 Qxc5+ 19. Kh1 d4 20. Qd1 dxc3 21. Bxf6 Bxf6 *", + "Moves": "d1d7 e8f8 d7f7", + "MovesSAN": "Qd7+ Kf8 Qxf7#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "4r2k/5pR1/pp3P1p/4p3/2p1Pn2/2P1q2P/PPr2P1K/5RQ1 w - - 1 32", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3 Bc5 5. O-O d6 6. Bg5 a6 7. Ba4 h6 8. Be3 Bg4 9. Nbd2 b5 10. Bb3 O-O 11. c3 Re8 12. h3 Bh5 13. g4 Bg6 14. Nh4 Bh7 15. Nf5 Bxf5 16. gxf5 Bb6 17. Kh2 d5 18. Rg1 Kh8 19. Bxb6 cxb6 20. Rg3 Na5 21. Bc2 dxe4 22. dxe4 Nc4 23. Rd3 Qc7 24. Nxc4 bxc4 25. Rg3 Rad8 26. Qg1 Rd2 27. Rc1 Nh5 28. Rg2 Nf4 29. Rxg7 Qc5 30. Rf1 Rxc2 31. f6 Qe3 *", + "Moves": "g7h7 h8h7 g1g7", + "MovesSAN": "Rh7+ Kxh7 Qg7#", + "Themes": "attraction kingsideAttack mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "5Q2/1bkp4/1p3b2/4p3/3nN1q1/2PPB3/PP1K1P2/R2R4 b - - 5 33", + "PGN": "1. e4 e5 2. Nc3 Nf6 3. Bc4 Nxe4 4. Qh5 Nd6 5. Bb3 Nc6 6. Nb5 g6 7. Qf3 f5 8. Qd5 Qe7 9. Nxc7+ Kd8 10. Nxa8 b6 11. Nxb6 axb6 12. c3 Bb7 13. Qf3 Bg7 14. Ne2 f4 15. Bd5 Rf8 16. d3 Nf5 17. O-O Nh4 18. Qe4 f3 19. Ng3 fxg2 20. Rd1 Kc7 21. Be3 Qd6 22. Qxh4 Qxd5 23. Qxh7 Bf6 24. Qxg6 Ne7 25. Qe4 Qe6 26. Qb4 Nf5 27. Qxf8 Nh4 28. Ne4 Nf3+ 29. Kxg2 Qg4+ 30. Kf1 Nxh2+ 31. Ke1 Nf3+ 32. Ke2 Nd4+ 33. Kd2 *", + "Moves": "g4e2 d2c1 e2c2", + "MovesSAN": "Qe2+ Kc1 Qc2#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "3Q4/pp3pk1/2p3q1/8/2PP2nP/8/PP1B2P1/7K b - - 0 26", + "PGN": "1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. f4 e6 7. Nf3 Nf6 8. Bd3 Bxd3 9. Qxd3 Bd6 10. O-O Nbd7 11. f5 exf5 12. Nxf5 Qc7 13. Re1+ Kf8 14. Nxd6 Qxd6 15. h3 Re8 16. Bd2 Rxe1+ 17. Rxe1 h6 18. Ne5 Nxe5 19. Rxe5 g6 20. Kh1 Kg7 21. c4 Rd8 22. Qe3 g5 23. h4 Ng4 24. Rxg5+ hxg5 25. Qxg5+ Qg6 26. Qxd8 *", + "Moves": "g6b1 d2e1 b1e1", + "MovesSAN": "Qb1+ Be1 Qxe1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "4r1k1/pp4pp/6p1/3p2B1/8/2P5/P4RPP/7K b - - 0 30", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 Nd4 4. Nxd4 exd4 5. c3 dxc3 6. dxc3 c6 7. Bc4 d6 8. Qf3 Nf6 9. Bg5 Be7 10. O-O O-O 11. Nd2 d5 12. exd5 cxd5 13. Bd3 Bg4 14. Qg3 Bh5 15. Rfe1 Bg6 16. Bxg6 fxg6 17. Rad1 Bd6 18. Qh4 Qc7 19. Nf3 Rae8 20. Nd4 Re4 21. Qh3 Rfe8 22. Rxe4 Nxe4 23. Nb5 Qb6 24. Nxd6 Qxf2+ 25. Kh1 Nxd6 26. Qg3 Ne4 27. Qe3 Qxb2 28. Rf1 Nf2+ 29. Qxf2 Qxf2 30. Rxf2 *", + "Moves": "e8e1 f2f1 e1f1", + "MovesSAN": "Re1+ Rf1 Rxf1#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "r2q3k/2p2Q1p/5PpB/p2rP3/8/8/5PPP/1BR3K1 b - - 2 26", + "PGN": "1. d4 d5 2. c4 Nf6 3. cxd5 Nxd5 4. e4 Nb6 5. Nc3 e6 6. Nf3 Bb4 7. Qb3 Bxc3+ 8. bxc3 O-O 9. Bd3 a5 10. a4 Bd7 11. O-O Bxa4 12. Rxa4 Nxa4 13. Qxa4 Nc6 14. Bb1 b5 15. Qc2 b4 16. e5 f5 17. exf6 g6 18. Ne5 Nxe5 19. dxe5 bxc3 20. Bh6 Re8 21. Rd1 Qb8 22. Qxc3 Rd8 23. Rc1 Rd5 24. Qc6 Qd8 25. Qxe6+ Kh8 26. Qf7 *", + "Moves": "d5d1 c1d1 d8d1", + "MovesSAN": "Rd1+ Rxd1 Qxd1#", + "Themes": "backRankMate mate mateIn2 middlegame short" + }, + { + "FEN": "r1bq1r1k/1p2N1pp/p2p4/4n2Q/4R3/8/PP3PPP/R5K1 w - - 3 19", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. c3 dxc3 5. Nxc3 Nf6 6. Bc4 a6 7. e5 Ng4 8. O-O Nc6 9. exd6 exd6 10. Ng5 Nge5 11. Re1 Be7 12. Nd5 Nxc4 13. Qh5 N4e5 14. Nxf7 Nxf7 15. Bg5 O-O 16. Bxe7 Nxe7 17. Nxe7+ Kh8 18. Re4 Ne5 *", + "Moves": "h5h7 h8h7 e4h4", + "MovesSAN": "Qxh7+ Kxh7 Rh4#", + "Themes": "anastasiaMate attraction kingsideAttack mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "3r4/5k1p/2R1R2p/1p6/8/5P2/1r4PP/6K1 b - - 1 31", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 Nd4 4. Nxd4 exd4 5. c3 c6 6. Ba4 b5 7. Bc2 dxc3 8. Nxc3 d6 9. O-O Nf6 10. d4 Be7 11. e5 dxe5 12. dxe5 Qxd1 13. Rxd1 Ng4 14. Bf4 Bc5 15. Ne4 Bf5 16. Nxc5 Bxc2 17. Rd2 Bg6 18. f3 Nh6 19. Rd6 Rc8 20. e6 Ke7 21. Rd7+ Kf6 22. Bxh6 gxh6 23. exf7 Bxf7 24. Ne4+ Kg6 25. Rxa7 Rhd8 26. Re1 Ra8 27. Rc7 Rxa2 28. Rxc6+ Kg7 29. Nd6 Rxb2 30. Nxf7 Kxf7 31. Ree6 *", + "Moves": "d8d1 e6e1 d1e1", + "MovesSAN": "Rd1+ Re1 Rxe1#", + "Themes": "endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "6k1/5ppp/p1b5/3p2P1/1R6/1P6/3K1P1P/r7 w - - 2 34", + "PGN": "1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Bb5 Ne7 6. Bg5 a6 7. Bxe7 Bxe7 8. Bxc6+ bxc6 9. Nf3 cxd4 10. Nxd4 Qc7 11. Qa4 Bb7 12. Nd2 Qxe5+ 13. Kd1 Qc7 14. b4 O-O 15. Qc2 Bf6 16. N2f3 c5 17. bxc5 Qxc5 18. g4 e5 19. Nf5 e4 20. g5 Qxc3 21. Qxc3 Bxc3 22. Rc1 exf3 23. Rxc3 Rfd8 24. Nd4 Rac8 25. Rxf3 Rc4 26. Rf4 Rdc8 27. Kd2 Ra4 28. Ra1 Rcc4 29. Ke3 Ra3+ 30. Nb3 Rc3+ 31. Kd2 Rcxb3 32. axb3 Rxa1 33. Rb4 Bc6 *", + "Moves": "b4b8 c6e8 b8e8", + "MovesSAN": "Rb8+ Be8 Rxe8#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "8/8/8/1P6/1R6/6k1/r7/6K1 b - - 1 47", + "PGN": "1. d4 e5 2. c4 exd4 3. Qxd4 Nc6 4. Qd1 Bb4+ 5. Bd2 Qf6 6. Bc3 Bxc3+ 7. Nxc3 d6 8. e3 Qg6 9. g3 Nb4 10. Qa4+ Nc6 11. Bg2 Bd7 12. Qb3 Rb8 13. Nge2 Nf6 14. O-O O-O 15. Rad1 Qh6 16. f3 Bh3 17. e4 Bxg2 18. Kxg2 Ne5 19. Nd5 Nxd5 20. cxd5 Rfc8 21. Nc3 g5 22. Rc1 g4 23. f4 Qh3+ 24. Kg1 Nf3+ 25. Rxf3 gxf3 26. Rc2 Re8 27. Rf2 f5 28. e5 Qg4 29. Nb5 dxe5 30. Nxc7 Red8 31. fxe5 Kg7 32. Ne6+ Kh6 33. Nxd8 Rxd8 34. d6 f4 35. Qxf3 Qxf3 36. Rxf3 fxg3 37. hxg3 Kg5 38. Rf7 Kg6 39. Rxb7 Kf5 40. Rxa7 Kxe5 41. Rxh7 Rxd6 42. Rc7 Rd2 43. b3 Rxa2 44. b4 Kf5 45. b5 Kg4 46. Rc4+ Kxg3 47. Rb4 *", + "Moves": "a2a1 b4b1 a1b1", + "MovesSAN": "Ra1+ Rb1 Rxb1#", + "Themes": "endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "8/p6p/2Q3pk/8/3P4/2Pn1N2/r5PP/6K1 b - - 1 43", + "PGN": "1. d4 e6 2. c3 d5 3. Bf4 Bd6 4. Bxd6 cxd6 5. Nf3 Nc6 6. e3 f5 7. Nbd2 Nf6 8. Bd3 O-O 9. Qb3 Na5 10. Qc2 Bd7 11. O-O Rc8 12. Rfc1 Ne4 13. Qd1 Qb6 14. Nb3 Nc4 15. Qe2 Ba4 16. Bxe4 fxe4 17. Nfd2 Nxb2 18. Nxe4 Nc4 19. Ned2 Na3 20. Qg4 Rf6 21. e4 Rcf8 22. Rf1 Nc4 23. exd5 Bxb3 24. Nxb3 exd5 25. Rae1 Qb5 26. Re7 g6 27. Qg5 Rf5 28. Qh6 R5f7 29. Rfe1 Nb2 30. Rxf7 Rxf7 31. Qd2 Nd3 32. Qe2 Rxf2 33. Qe8+ Rf8 34. Qxb5 Nxe1 35. Qxd5+ Kg7 36. Nd2 Nd3 37. Nf3 Re8 38. Qxd6 Re2 39. Qd7+ Kh6 40. Qh3+ Kg7 41. Qd7+ Kh6 42. Qxb7 Rxa2 43. Qc6 *", + "Moves": "a2a1 f3e1 a1e1", + "MovesSAN": "Ra1+ Ne1 Rxe1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "6k1/p1r2pp1/1p5p/8/3NnP2/1P6/P3R1PP/6K1 b - - 7 31", + "PGN": "1. d4 Nf6 2. Nc3 c5 3. d5 e6 4. Bg5 d6 5. e4 Be7 6. f4 h6 7. Bh4 Nxd5 8. Bxe7 Nxe7 9. Nf3 O-O 10. Bd3 d5 11. exd5 exd5 12. O-O Nbc6 13. Qe1 Bf5 14. Rd1 d4 15. Ne4 b6 16. c3 Nd5 17. cxd4 cxd4 18. Ng3 Bxd3 19. Rxd3 Ne3 20. Rf2 Re8 21. Re2 Nc4 22. Nxd4 Rxe2 23. Ngxe2 Nxd4 24. Rxd4 Qc7 25. Qc3 Rc8 26. b3 Na3 27. Qxc7 Rxc7 28. Rd2 Nb1 29. Rb2 Nc3 30. Nd4 Ne4 31. Re2 *", + "Moves": "c7c1 e2e1 c1e1", + "MovesSAN": "Rc1+ Re1 Rxe1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r5k1/5ppp/8/p1p3Pb/Pp2Q3/1B3q2/KPP2P2/3rR3 w - - 0 26", + "PGN": "1. e4 d6 2. Nf3 Nf6 3. Nc3 e5 4. d4 Nbd7 5. dxe5 dxe5 6. Bb5 c6 7. Ba4 Bb4 8. Bd2 Qe7 9. Qe2 Nc5 10. Bb3 Bg4 11. O-O-O Bxc3 12. Bxc3 Ncxe4 13. h3 Bh5 14. g4 Bg6 15. Bxe5 O-O 16. Rhe1 a5 17. Bxf6 Qxf6 18. g5 Qf4+ 19. Kb1 b5 20. a3 b4 21. a4 c5 22. h4 Rfd8 23. h5 Bxh5 24. Qxe4 Rxd1+ 25. Ka2 Qxf3 *", + "Moves": "e4e8 a8e8 e1e8", + "MovesSAN": "Qe8+ Rxe8 Rxe8#", + "Themes": "kingsideAttack mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "8/p2Q4/1b4qk/2p5/N2p3P/8/PPP1r3/1K1R4 b - - 8 38", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Nxc6 bxc6 6. Bc4 Nf6 7. Qe2 O-O 8. Nc3 Re8 9. Bg5 h6 10. Bh4 d5 11. Bd3 Bg4 12. f3 Bh5 13. O-O-O d4 14. Na4 Bb6 15. g4 Bg6 16. g5 hxg5 17. Bxg5 Qd7 18. Bxf6 gxf6 19. h4 c5 20. Bb5 c6 21. Bc4 Bh5 22. Qg2+ Kh7 23. Qe2 Rg8 24. Rhf1 Rg3 25. e5 f5 26. e6 fxe6 27. Bxe6 Qg7 28. Bxf5+ Kh8 29. Be4 Rf8 30. Qc4 Bxf3 31. Bxf3 Rfxf3 32. Rxf3 Rxf3 33. Qe6 Re3 34. Qxc6 Re2 35. Qc8+ Kh7 36. Qf5+ Qg6 37. Qd7+ Kh6 38. Kb1 *", + "Moves": "g6c2 b1a1 c2d1", + "MovesSAN": "Qxc2+ Ka1 Qxd1#", + "Themes": "endgame fork mate mateIn2 short" + }, + { + "FEN": "7k/7p/1p6/2bR1N2/P3nqP1/1P5P/2P3K1/8 w - - 1 42", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. g3 Bg7 6. Ne2 Nf6 7. Bg2 O-O 8. O-O d6 9. h3 Bd7 10. a4 Rc8 11. Nbc3 Nb4 12. Be3 a5 13. Rc1 Bc6 14. g4 d5 15. e5 Nd7 16. f4 e6 17. Nd4 g5 18. Re1 gxf4 19. Bxf4 Qb6 20. Kh1 Qc5 21. Qd2 Kh8 22. Nb3 Qe7 23. Nxa5 b6 24. Nxc6 Rxc6 25. Nb5 Na6 26. Nd4 Rc4 27. b3 Rcc8 28. Qe2 Nac5 29. Nb5 f6 30. exf6 Nxf6 31. Bd6 Qf7 32. Bxf8 Rxf8 33. Rf1 Qg6 34. Qxe6 Nxe6 35. Nd6 Ne4 36. Rxf8+ Bxf8 37. Nf5 Nf4 38. Rf1 Nxg2 39. Kxg2 Qg5 40. Rd1 Bc5 41. Rxd5 Qf4 *", + "Moves": "d5d8 c5f8 d8f8", + "MovesSAN": "Rd8+ Bf8 Rxf8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "2k2b1r/4r1p1/p1q1pp2/B2pPn2/3P1P2/1RP2N2/1R4KP/8 w - - 0 27", + "PGN": "1. e4 e6 2. f4 d5 3. e5 c5 4. Nf3 Nc6 5. Bb5 Qb6 6. a4 Bd7 7. Bxc6 Bxc6 8. O-O c4+ 9. Kh1 a5 10. d4 Ne7 11. c3 h5 12. Qe1 Bd7 13. Nbd2 f6 14. Ra2 O-O-O 15. Qd1 h4 16. b4 h3 17. Ba3 Nf5 18. Qe2 Bxa4 19. Rb1 axb4 20. Bxb4 Qc6 21. Ba5 Bb3 22. Nxb3 cxb3 23. Rxb3 hxg2+ 24. Kxg2 Re8 25. Rab2 Re7 26. Qa6 bxa6 *", + "Moves": "b3b8 c8d7 b8d8", + "MovesSAN": "Rb8+ Kd7 Rd8#", + "Themes": "mate mateIn2 middlegame queensideAttack short" + }, + { + "FEN": "r7/pb3p1k/4rBp1/1pq1p3/4P1P1/3P1R2/PP5P/R6K w - - 0 23", + "PGN": "1. e4 g6 2. d4 Bg7 3. f4 d6 4. Nf3 Nf6 5. Nc3 O-O 6. Bd3 c6 7. O-O Nbd7 8. Qe1 Qc7 9. Qh4 e5 10. d5 b5 11. fxe5 Nxe5 12. Nxe5 dxe5 13. Bg5 Nh5 14. g4 Nf4 15. dxc6 Nxd3 16. cxd3 Qxc6 17. Nd5 Qc5+ 18. Kh1 Bb7 19. Nf6+ Bxf6 20. Bxf6 Rfe8 21. Rf3 Re6 22. Qxh7+ Kxh7 *", + "Moves": "f3h3 h7g8 h3h8", + "MovesSAN": "Rh3+ Kg8 Rh8#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "7k/5p1r/P2p4/1BpPn3/7q/2Q2RrP/1P4P1/5R1K b - - 2 44", + "PGN": "1. e4 d6 2. Nf3 g6 3. d4 Bg7 4. Nc3 Nf6 5. h3 O-O 6. Be2 Nbd7 7. O-O e5 8. Bg5 h6 9. Be3 exd4 10. Nxd4 Re8 11. Bf3 Ne5 12. Be2 a6 13. a4 c5 14. Nf3 Nc6 15. Nd2 Be6 16. Bf3 Ne5 17. Be2 Qc7 18. f4 Nc6 19. Bf3 Rad8 20. Nb3 Bxb3 21. cxb3 Nb4 22. Bf2 b6 23. Rc1 Qe7 24. Re1 g5 25. fxg5 hxg5 26. Qd2 Nd7 27. Be3 Bf6 28. Nd5 Nxd5 29. exd5 Ne5 30. Be2 Qb7 31. Bxg5 Qe7 32. Bxf6 Qxf6 33. Bxa6 Kg7 34. Bb5 Rg8 35. Rf1 Qg6 36. Kh1 Kh8 37. Rf2 Rg7 38. Rcf1 Rdg8 39. b4 Rh7 40. bxc5 bxc5 41. a5 Qg3 42. Qc3 Qh4 43. a6 Rg3 44. Rf3 *", + "Moves": "h4h3 g2h3 h7h3", + "MovesSAN": "Qxh3+ gxh3 Rhxh3#", + "Themes": "master mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "R2R4/3N1pk1/4p2p/1p4p1/8/2p3KP/4qP2/8 w - - 0 42", + "PGN": "1. d4 d5 2. c4 dxc4 3. e3 c5 4. Nf3 cxd4 5. exd4 Be6 6. Nc3 Nf6 7. Ng5 Bd5 8. Nxd5 Qxd5 9. Nf3 Nc6 10. Be3 e6 11. a3 b5 12. Be2 Be7 13. O-O O-O 14. a4 a6 15. Rb1 Rfd8 16. axb5 axb5 17. h3 Rac8 18. Qd2 Qd7 19. Rfd1 Nd5 20. Bg5 h6 21. Bxe7 Qxe7 22. g3 Qf6 23. Kg2 Rd6 24. Ra1 Rcd8 25. Ra6 Nce7 26. Qa5 Qg6 27. Ne5 Nf4+ 28. Kh2 Qf5 29. gxf4 Qxf4+ 30. Kg1 Rxd4 31. Qxd8+ Rxd8 32. Rxd8+ Kh7 33. Nf3 Qc1+ 34. Kg2 Qxb2 35. Bd1 Nd5 36. Raa8 c3 37. Ne5 g5 38. Bf3 Nf4+ 39. Kg3 Kg7 40. Nd7 Ne2+ 41. Bxe2 Qxe2 *", + "Moves": "d8g8 g7h7 d7f6", + "MovesSAN": "Rg8+ Kh7 Nf6#", + "Themes": "endgame master masterVsMaster mate mateIn2 short" + }, + { + "FEN": "r4k1r/pN1Rnpb1/1p1Qp1p1/6q1/8/2P5/PP3P1P/R4K2 w - - 2 26", + "PGN": "1. e4 c5 2. d4 g6 3. c3 cxd4 4. Qxd4 Nf6 5. Nd2 Bg7 6. Qd3 Nc6 7. Qf3 b6 8. g4 Bb7 9. g5 Ng8 10. Bc4 e6 11. Ne2 Ne5 12. Qg3 Nxc4 13. Nxc4 Ba6 14. Nd6+ Ke7 15. e5 Bxe2 16. Kxe2 Qc7 17. Rd1 Qc5 18. Bf4 h6 19. Nb7 Qc4+ 20. Ke1 hxg5 21. Bxg5+ Kf8 22. Rxd7 Qe4+ 23. Kf1 Qxe5 24. Qd3 Qxg5 25. Qd6+ Ne7 *", + "Moves": "d7d8 a8d8 d6d8", + "MovesSAN": "Rd8+ Rxd8 Qxd8#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "5r1k/pp1qp2P/2ppn3/4bp2/7P/2N5/PP3PQN/5KR1 w - - 0 22", + "PGN": "1. d4 Nf6 2. Nc3 g6 3. e4 d6 4. Nf3 Bg7 5. Bd3 O-O 6. h4 Bg4 7. Be2 Qd7 8. Nh2 Bxe2 9. Qxe2 Nc6 10. e5 Nh5 11. g4 Nxd4 12. Qe4 Bxe5 13. gxh5 f5 14. Qg2 Nxc2+ 15. Ke2 Nxa1 16. Bh6 Nc2 17. hxg6 Nd4+ 18. Kf1 Ne6 19. Rg1 c6 20. gxh7+ Kh8 21. Bxf8 Rxf8 *", + "Moves": "g2g8 f8g8 h7g8q", + "MovesSAN": "Qg8+ Rxg8 hxg8=Q#", + "Themes": "advancedPawn kingsideAttack mate mateIn2 middlegame promotion short" + }, + { + "FEN": "5q1k/pp4pp/2p5/4Q3/4n3/1B6/PPP3PP/6K1 b - - 0 22", + "PGN": "1. e4 e5 2. Nc3 f5 3. exf5 Nf6 4. Bc4 Bc5 5. d3 c6 6. Be3 Bxe3 7. fxe3 d5 8. Bb3 O-O 9. Nge2 Bxf5 10. Ng3 Bg6 11. O-O Qe7 12. e4 Kh8 13. Nf5 Bxf5 14. Rxf5 Nbd7 15. Qd2 Rad8 16. Raf1 dxe4 17. Nxe4 Nxe4 18. dxe4 Nc5 19. Qc3 Nxe4 20. Rxf8+ Rxf8 21. Rxf8+ Qxf8 22. Qxe5 *", + "Moves": "f8f2 g1h1 f2e1", + "MovesSAN": "Qf2+ Kh1 Qe1#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "7b/Bk5p/1Pnp2p1/1N2n3/8/R7/7r/4K3 w - - 2 37", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nd4 4. Nxe5 Qg5 5. Nxf7 Qxg2 6. Nxh8 Qxh1+ 7. Bf1 Qg1 8. c3 Ne6 9. Qf3 Nf6 10. e5 Qg4 11. Bg2 Qxf3 12. Bxf3 Ng8 13. d4 c6 14. Be3 g6 15. d5 Nc5 16. b4 Nd3+ 17. Kd2 Nxe5 18. Ke2 Bg7 19. Bd4 Bxh8 20. Bg4 d6 21. Bxc8 Rxc8 22. f4 Nf7 23. Bxa7 Kd7 24. dxc6+ Rxc6 25. Kd2 Ne7 26. b5 Rc4 27. a4 Rxf4 28. Ra3 Kc7 29. c4 b6 30. a5 bxa5 31. Rxa5 Rxc4 32. b6+ Kb7 33. Na3 Rh4 34. Nb5 Nc6 35. Ra3 Rxh2+ 36. Ke1 Nfe5 *", + "Moves": "b5d6 b7a8 b6b7", + "MovesSAN": "Nxd6+ Ka8 b7#", + "Themes": "advancedPawn mate mateIn2 middlegame short" + }, + { + "FEN": "7k/1R4p1/p2B1p1p/P1pp2P1/2r2P2/5n2/7P/2r3RK w - - 3 35", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. cxd5 exd5 5. Bg5 c6 6. e3 Bb4 7. Bd3 O-O 8. Nf3 Nbd7 9. O-O h6 10. Bh4 Qa5 11. Qc2 a6 12. Ne5 Bxc3 13. bxc3 Nxe5 14. dxe5 Nd7 15. Be7 Re8 16. Bd6 Nxe5 17. Bh7+ Kh8 18. Bf5 Qd8 19. Bxc8 Rxc8 20. Bc5 Qg5 21. a4 Nf3+ 22. Kh1 Nh4 23. f4 Qf5 24. Qxf5 Nxf5 25. Rae1 Re4 26. g4 Nh4 27. a5 Rce8 28. Rb1 Rc4 29. Bd4 c5 30. Be5 f6 31. Bd6 Rxe3 32. Rxb7 Rexc3 33. g5 Rc1 34. Rg1 Nf3 *", + "Moves": "b7b8 h8h7 g5g6", + "MovesSAN": "Rb8+ Kh7 g6#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "2R5/5p2/5Pk1/6p1/2P2R2/1r6/6PP/7K b - - 0 35", + "PGN": "1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Bd3 d6 6. O-O Nf6 7. c4 Qc7 8. Nc3 g6 9. f4 Bg7 10. Be3 O-O 11. Kh1 Nc6 12. Rc1 Nxd4 13. Bxd4 Bd7 14. f5 gxf5 15. exf5 e5 16. Be3 Bc6 17. Bg5 h6 18. Bxf6 Bxf6 19. Be4 Kh7 20. Bxc6 bxc6 21. Ne4 Qe7 22. Qxd6 Qxd6 23. Nxd6 Rad8 24. Ne4 Bg5 25. Rce1 Rd4 26. b3 a5 27. Nxg5+ hxg5 28. Rxe5 a4 29. Rc5 axb3 30. axb3 Rb8 31. Rxc6 Rxb3 32. Rc7 Kg7 33. f6+ Kg6 34. Rc8 Rf4 35. Rxf4 *", + "Moves": "b3b1 f4f1 b1f1", + "MovesSAN": "Rb1+ Rf1 Rxf1#", + "Themes": "backRankMate endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "4rrk1/8/4R1p1/2p1Q2p/p1P5/5qPK/1P5P/4R3 w - - 0 37", + "PGN": "1. d4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 d6 5. O-O O-O 6. Re1 c5 7. c3 b5 8. e4 Nc6 9. a3 Bg4 10. Nbd2 e5 11. dxc5 dxc5 12. Qc2 Rc8 13. c4 b4 14. axb4 Nxb4 15. Qc3 a5 16. Nxe5 Nd7 17. f4 Nxe5 18. fxe5 Nc6 19. Nf3 Bxf3 20. Bxf3 Bxe5 21. Qa3 Nd4 22. Bd1 Nc6 23. Be3 Bd4 24. Bf3 Bxe3+ 25. Qxe3 Nd4 26. Rad1 Qb6 27. Qc3 Qf6 28. Kg2 a4 29. e5 Qb6 30. Bd5 Rcd8 31. e6 Nxe6 32. Bxe6 fxe6 33. Qe5 Rde8 34. Rd6 Qb3 35. Rxe6 Qf3+ 36. Kh3 h5 *", + "Moves": "e6g6 g8f7 e5g7", + "MovesSAN": "Rxg6+ Kf7 Qg7#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "6k1/5ppp/r2p4/8/p2qr3/Pp4P1/5P1P/2R3K1 w - - 0 31", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nxd4 5. Qxd4 d6 6. Bc4 Be6 7. O-O Nf6 8. Nc3 Be7 9. Bb3 O-O 10. Nd5 Nxd5 11. Bxd5 c6 12. Bb3 b5 13. Bf4 c5 14. Qd3 c4 15. Bxc4 Bxc4 16. Qg3 Bxf1 17. Bh6 Bf6 18. Rxf1 Re8 19. Re1 a5 20. Bf4 Bxb2 21. c3 b4 22. Bh6 Bxc3 23. Rc1 Be5 24. Qg4 Qf6 25. Be3 a4 26. g3 b3 27. a3 Bd4 28. Bxd4 Qxd4 29. Qe2 Rxe4 30. Qa6 Rxa6 *", + "Moves": "c1c8 e4e8 c8e8", + "MovesSAN": "Rc8+ Re8 Rxe8#", + "Themes": "backRankMate endgame mate mateIn2 queenRookEndgame short" + }, + { + "FEN": "2kr4/ppp5/5p1p/3p4/q2P1Q2/P2R1P1N/1P2r1P1/1K1R4 b - - 2 24", + "PGN": "1. d4 e6 2. e4 d5 3. Be3 Nf6 4. e5 Ne4 5. f3 Ng5 6. h4 Be7 7. hxg5 Bxg5 8. Qd2 Bxe3 9. Qxe3 Nc6 10. c3 Qe7 11. Bd3 Bd7 12. Nh3 O-O-O 13. Nd2 h6 14. Nb3 f6 15. exf6 gxf6 16. Nc5 e5 17. Nxd7 Qxd7 18. O-O-O exd4 19. cxd4 Nb4 20. Kb1 Rhe8 21. Qf4 Qa4 22. a3 Nxd3 23. Rxd3 Re2 24. Rhd1 *", + "Moves": "a4c2 b1a1 c2b2", + "MovesSAN": "Qc2+ Ka1 Qxb2#", + "Themes": "mate mateIn2 middlegame queensideAttack short" + }, + { + "FEN": "1r3r1k/1b1P2pp/p7/4p3/7P/2P5/P5P1/1KBR3R b - - 0 27", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. Nc3 d6 5. d3 Bb6 6. Bg5 Nge7 7. Qd2 a6 8. O-O-O Bd4 9. Nxd4 Nxd4 10. Ne2 c5 11. Kb1 b5 12. Bd5 Rb8 13. f4 O-O 14. h4 Qc7 15. fxe5 dxe5 16. c3 Nxe2 17. Qxe2 Nxd5 18. exd5 f6 19. Be3 c4 20. d4 b4 21. dxe5 bxc3 22. Bc1 fxe5 23. d6 Qa5 24. Qxc4+ Kh8 25. d7 Bb7 26. Qxc3 Qxc3 27. bxc3 *", + "Moves": "b7e4 b1a1 b8b1", + "MovesSAN": "Be4+ Ka1 Rb1#", + "Themes": "doubleCheck endgame mate mateIn2 short" + }, + { + "FEN": "4bk1r/pp3pr1/4pN2/3pb2P/1n6/P3B3/1PB2K1P/2R5 w - - 0 35", + "PGN": "1. e4 c6 2. d4 d5 3. e5 c5 4. Nf3 Nc6 5. Bb5 e6 6. c3 Bd7 7. Ba4 Nge7 8. O-O Nf5 9. Bc2 Nh4 10. Nxh4 Qxh4 11. Be3 cxd4 12. cxd4 Be7 13. f4 g6 14. a3 O-O 15. Nc3 h5 16. Qd2 Bd8 17. f5 gxf5 18. Rf3 Bb6 19. Rg3+ Kh7 20. Rh3 Qxh3 21. gxh3 Rg8+ 22. Kf2 Rg6 23. Ne2 Rag8 24. Nf4 R6g7 25. Rc1 Be8 26. Qd1 Rh8 27. Nxh5 Rg6 28. h4 Kg8 29. Nf6+ Kf8 30. h5 Rg7 31. Qd2 f4 32. Bxf4 Bxd4+ 33. Be3 Bxe5 34. Qb4+ Nxb4 *", + "Moves": "e3c5 e5d6 c5d6", + "MovesSAN": "Bc5+ Bd6 Bxd6#", + "Themes": "fork mate mateIn2 middlegame short" + }, + { + "FEN": "7r/p1p2p2/2p3k1/4R3/1P2PQP1/P6P/1q6/6RK b - - 3 32", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Nc3 Bc5 4. Bb5 d6 5. h3 Nf6 6. Bxc6+ bxc6 7. O-O O-O 8. a3 Be6 9. d3 h6 10. b4 Bb6 11. Ne2 Qd7 12. Kh2 g5 13. Nxg5 hxg5 14. Bxg5 Kg7 15. f4 Rh8 16. f5 Bxf5 17. Rxf5 Nh5 18. g4 Nf4 19. Nxf4 exf4 20. Bf6+ Kg6 21. Bxh8 Rxh8 22. Rxf4 Be3 23. Rf5 Bd4 24. Rb1 d5 25. Qf3 dxe4 26. dxe4 Be5+ 27. Rxe5 Qd2+ 28. Qg2 Qf4+ 29. Qg3 Qd2+ 30. Kh1 Qxc2 31. Rg1 Qb2 32. Qf4 *", + "Moves": "h8h3 f4h2 h3h2", + "MovesSAN": "Rxh3+ Qh2 Rxh2#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "3r4/1Qp2Bk1/8/8/6p1/8/P2r2PP/2R4K b - - 0 34", + "PGN": "1. e4 e5 2. f4 Nc6 3. Nf3 exf4 4. Bc4 Bc5 5. c3 Nf6 6. d4 Nxd4 7. cxd4 Bb4+ 8. Nc3 Nxe4 9. Bxf4 Nxc3 10. bxc3 Bxc3+ 11. Nd2 Qe7+ 12. Kf2 Bxd4+ 13. Kg3 O-O 14. Rb1 Be5 15. Nf3 Bxf4+ 16. Kxf4 Qf6+ 17. Kg3 d5 18. Bxd5 Be6 19. Bxb7 Rad8 20. Qa4 Qg6+ 21. Kf2 Bg4 22. Rhf1 Bxf3 23. Bxf3 Rd2+ 24. Kg1 Rfd8 25. Qxa7 Qc2 26. Rbe1 h5 27. Qb7 g5 28. Rc1 Qd3 29. Bxh5 Qe3+ 30. Kh1 Qe7 31. Bxf7+ Kg7 32. Bh5 g4 33. Rf7+ Qxf7 34. Bxf7 *", + "Moves": "d2d1 c1d1 d8d1", + "MovesSAN": "Rd1+ Rxd1 Rxd1#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "1k4r1/pb4qp/1ppR4/3P1B2/3PN3/4P2P/PP4r1/R2Q3K b - - 2 26", + "PGN": "1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Bg5 Be7 5. h3 b6 6. Nc3 c6 7. e3 Bb7 8. Bd3 Nbd7 9. O-O Qc7 10. Bf4 Bd6 11. Ne5 Nh5 12. Bh2 f6 13. Nxd7 Bxh2+ 14. Kh1 Ng3+ 15. fxg3 Bxg3 16. Nxf6+ gxf6 17. Rxf6 O-O-O 18. Rxe6 Rdf8 19. Qg4 Qd7 20. cxd5 Rhg8 21. Qe2 Rf2 22. Qh5 Bd6 23. Bf5 Kb8 24. Ne4 Rfxg2 25. Rxd6 Qg7 26. Qd1 *", + "Moves": "g2h2 h1h2 g7g2", + "MovesSAN": "Rh2+ Kxh2 Qg2#", + "Themes": "attraction kingsideAttack mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "N5k1/1p3pb1/p1b3p1/4Pp2/5P1p/BP1q3P/P5P1/2R1Q2K b - - 0 30", + "PGN": "1. e4 c5 2. Nc3 Nc6 3. f4 g6 4. Bc4 Bg7 5. d3 e6 6. Nf3 Nge7 7. O-O O-O 8. Qe1 Nd4 9. Nxd4 cxd4 10. Ne2 d5 11. Bb3 dxe4 12. dxe4 d3 13. Nc3 dxc2 14. Bxc2 Nc6 15. e5 a6 16. Kh1 Nd4 17. Bb1 Bd7 18. Ne4 Bc6 19. Nd6 Nf5 20. Bxf5 exf5 21. b3 Qb6 22. Ba3 Rfd8 23. Rc1 h5 24. Rf2 h4 25. h3 Rd7 26. Rd2 Qa5 27. Nc4 Qd8 28. Rxd7 Qxd7 29. Nb6 Qd3 30. Nxa8 *", + "Moves": "d3h3 h1g1 h3g2", + "MovesSAN": "Qxh3+ Kg1 Qxg2#", + "Themes": "kingsideAttack mate mateIn2 middlegame pin short" + }, + { + "FEN": "3r1r1k/6pp/5R2/p2q4/P2B4/2P3Q1/6PP/5bK1 w - - 0 33", + "PGN": "1. e4 e5 2. f4 exf4 3. Nf3 Nf6 4. Nc3 Bc5 5. d4 Bb4 6. e5 Ng4 7. Bxf4 O-O 8. Bd3 d6 9. O-O dxe5 10. Nxe5 Nxe5 11. Bxe5 f6 12. Bg3 Bxc3 13. bxc3 Nc6 14. Rf4 Ne7 15. Qd2 Ng6 16. Rf2 b6 17. Raf1 Bb7 18. Bc4+ Kh8 19. Bb3 a5 20. a4 Bd5 21. c4 Bb7 22. d5 Qd7 23. c3 Rae8 24. d6 cxd6 25. Bxd6 Ne7 26. c5 bxc5 27. Bxc5 Qc6 28. Bd4 Rd8 29. Qf4 Nd5 30. Bxd5 Qxd5 31. Qg3 Ba6 32. Rxf6 Bxf1 *", + "Moves": "f6f8 d8f8 g3g7", + "MovesSAN": "Rxf8+ Rxf8 Qxg7#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "1k5r/5p2/1bBp2p1/P1qPpP1p/4n3/1QP5/6PP/R4R1K b - - 0 30", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. Nc3 a6 6. Be3 Qc7 7. Bd3 b5 8. O-O Be7 9. f4 d6 10. Kh1 Nf6 11. Qf3 Bb7 12. Qg3 Nh5 13. Qh3 g6 14. f5 Nxd4 15. Bxd4 e5 16. Be3 Qd7 17. Qf3 O-O-O 18. a4 b4 19. Nd5 Bxd5 20. exd5 a5 21. Bb6 Nf6 22. Ba6+ Kb8 23. Bxa5 Qa7 24. Bxd8 Bxd8 25. Bb5 h5 26. Qb3 Qc5 27. c3 bxc3 28. bxc3 Ne4 29. Bc6+ Bb6 30. a5 *", + "Moves": "c5g1 f1g1 e4f2", + "MovesSAN": "Qg1+ Rxg1 Nf2#", + "Themes": "kingsideAttack mate mateIn2 middlegame sacrifice short smotheredMate" + }, + { + "FEN": "3r2k1/p4pp1/1pp4p/4Q3/8/8/PPP2PPP/6K1 b - - 0 22", + "PGN": "1. e4 c5 2. Nc3 Nc6 3. Bb5 e5 4. Bxc6 dxc6 5. Nf3 Bd6 6. O-O Nf6 7. d3 b6 8. Bg5 O-O 9. Ne2 Be6 10. Ng3 c4 11. Nf5 Bxf5 12. exf5 cxd3 13. Bxf6 Qxf6 14. Qxd3 Rfe8 15. Rfe1 h6 16. Re4 Rad8 17. Rae1 Bb4 18. Qe3 Bxe1 19. Qxe1 Qxf5 20. Nxe5 Rxe5 21. Rxe5 Qxe5 22. Qxe5 *", + "Moves": "d8d1 e5e1 d1e1", + "MovesSAN": "Rd1+ Qe1 Rxe1#", + "Themes": "backRankMate endgame mate mateIn2 queenRookEndgame short" + }, + { + "FEN": "r1b3k1/ppp1b2p/1nn3p1/2q2pN1/8/2Np2PQ/PPPP1P1P/R1B2K2 w - - 0 18", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Nxd5 6. Nf3 Nb6 7. Bd3 Qe7 8. Nc3 Qc5 9. O-O Bd6 10. Re1 O-O 11. Qe2 Re8 12. Ng5 g6 13. Qf3 f5 14. Qh3 Re7 15. Kf1 e4 16. g3 exd3 17. Rxe7 Bxe7 *", + "Moves": "h3h7 g8f8 h7f7", + "MovesSAN": "Qxh7+ Kf8 Qf7#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "7k/3R2p1/3P1r1p/p5n1/8/b2BP1P1/6KP/8 w - - 7 43", + "PGN": "1. g3 d5 2. Bg2 e5 3. d4 e4 4. c4 c6 5. Nc3 Be6 6. Nh3 Qd7 7. Nf4 Nf6 8. Nxe6 fxe6 9. Bg5 Be7 10. Qb3 O-O 11. Bh3 h6 12. Bxf6 Rxf6 13. cxd5 cxd5 14. Nxe4 dxe4 15. e3 Nc6 16. O-O Raf8 17. Rad1 Qd5 18. Qxb7 Rb8 19. Qa6 Rxb2 20. Qc8+ Kh7 21. Rc1 Nb4 22. Qe8 Bd6 23. a3 Nd3 24. Rc8 Rf8 25. Qc6 Qxc6 26. Rxc6 Bxa3 27. Rxe6 Rbxf2 28. Rxe4 Rxf1+ 29. Bxf1 Ne1 30. Re6 Bc1 31. d5 Nf3+ 32. Kg2 Ng5 33. Re7 Rf7 34. Bd3+ Kg8 35. Re8+ Rf8 36. Re7 Rf7 37. Re8+ Rf8 38. Re7 a5 39. d6 Ba3 40. Bc4+ Kh7 41. Bd3+ Kh8 42. Rd7 Rf6 *", + "Moves": "d7d8 f6f8 d8f8", + "MovesSAN": "Rd8+ Rf8 Rxf8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "6k1/5pp1/p3p2p/2b1P2R/BP6/8/P1Pr2RP/7K b - - 0 31", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 e6 6. Bc4 h6 7. O-O Nge7 8. f4 Ng6 9. Kh1 Be7 10. f5 Nge5 11. fxe6 dxe6 12. Nxc6 Qxd1 13. Rxd1 bxc6 14. Bb3 O-O 15. Bf4 Bf6 16. Rd6 c5 17. Bxe5 Bxe5 18. Rc6 Bd4 19. Rb1 Bd7 20. Rc7 Rfd8 21. Ne2 Be5 22. Rxc5 Bd6 23. Rh5 Bc6 24. Nc3 Bb4 25. Ba4 Bb7 26. e5 Rd2 27. Rg1 Bc5 28. Nb1 Rad8 29. Nxd2 Rxd2 30. b4 Bxg2+ 31. Rxg2 *", + "Moves": "d2d1 g2g1 d1g1", + "MovesSAN": "Rd1+ Rg1 Rxg1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "5rk1/4QR1p/p5p1/1q2b3/8/2p5/2P3PP/5R1K b - - 0 32", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f4 e5 7. Nf3 Nc6 8. Bc4 Be7 9. O-O O-O 10. Kh1 b5 11. Bd5 Nxd5 12. exd5 Na5 13. fxe5 dxe5 14. Nxe5 Bb7 15. a3 Bf6 16. Bf4 Nc4 17. Nxc4 bxc4 18. d6 Qd7 19. Nd5 Bxd5 20. Qxd5 Bxb2 21. Rab1 c3 22. Be5 Rab8 23. Rf3 Bxa3 24. Rbf1 Rb5 25. Rg3 g6 26. Qd4 Rxe5 27. Qxe5 Bxd6 28. Qd4 Qb5 29. Rgf3 Be5 30. Qh4 Qe2 31. Qe7 Qb5 32. Rxf7 *", + "Moves": "b5f1 f7f1 f8f1", + "MovesSAN": "Qxf1+ Rxf1 Rxf1#", + "Themes": "endgame mate mateIn2 short xRayAttack" + }, + { + "FEN": "5k1b/1R3p1p/4p1pP/3r2B1/7P/8/5P1K/8 w - - 5 38", + "PGN": "1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. Nf3 Bf5 5. Bb5+ Nc6 6. O-O Bd3 7. Bxc6+ Qxc6 8. Ne5 Qd5 9. Nxd3 Qxd3 10. Re1 Nf6 11. Re3 Qd7 12. d4 cxd4 13. cxd4 e6 14. Nc3 Be7 15. d5 Nxd5 16. Nxd5 Qxd5 17. Rd3 Qc6 18. Be3 O-O 19. Rc1 Qe8 20. Rd7 b6 21. Rcc7 Bf6 22. Qg4 Rd8 23. Rxd8 Qxd8 24. Rxa7 Bxb2 25. Rb7 Qd3 26. h4 Be5 27. g3 Qb1+ 28. Kh2 Qxa2 29. Rxb6 Bf6 30. h5 Qd5 31. h6 g6 32. Qf4 Bh8 33. Rb4 Qh5+ 34. Qh4 Qxh4+ 35. gxh4 Rd8 36. Rb7 Kf8 37. Bg5 Rd5 *", + "Moves": "b7b8 d5d8 b8d8", + "MovesSAN": "Rb8+ Rd8 Rxd8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "1r5k/p2R2pp/1p4p1/8/8/P7/1PP4r/2KR4 w - - 0 26", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd8 4. Nf3 Nc6 5. d4 e6 6. Be3 Bb4 7. Be2 Nf6 8. Qd3 b6 9. a3 Be7 10. O-O-O Bb7 11. Rhe1 Bd6 12. d5 Nxd5 13. Nxd5 exd5 14. Qxd5 O-O 15. Qd3 Qf6 16. Bg5 Qg6 17. Qxg6 fxg6 18. Bc4+ Kh8 19. Bd5 Rab8 20. Bxc6 Bxc6 21. Be7 Bxf3 22. gxf3 Bxe7 23. Rxe7 Rxf3 24. Rxc7 Rxf2 25. Rcd7 Rxh2 *", + "Moves": "d7d8 b8d8 d1d8", + "MovesSAN": "Rd8+ Rxd8 Rxd8#", + "Themes": "backRankMate endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "5rk1/5ppp/8/8/4PP2/Q6b/P2r1qBP/R5RK b - - 0 35", + "PGN": "1. d4 d5 2. Nf3 e6 3. c4 Nf6 4. g3 Be7 5. Bg2 O-O 6. Nc3 c6 7. O-O Nbd7 8. Qb3 Rb8 9. Bf4 dxc4 10. Qxc4 b5 11. Qxc6 Rb6 12. Qc7 Qe8 13. Qxa7 b4 14. Nd1 Nd5 15. Qa4 Nxf4 16. gxf4 Qd8 17. Ne3 Ra6 18. Qb3 Bd6 19. Ne5 Qf6 20. N3c4 Qxf4 21. e3 Qg5 22. Nxd7 Bxd7 23. Nxd6 Rxd6 24. Kh1 e5 25. Qxb4 Rh6 26. dxe5 Qxe5 27. Qf4 Qxb2 28. Qd4 Qb8 29. f4 Rd6 30. Qc4 Be6 31. Qa4 Qb2 32. Rfb1 Qf2 33. Qa3 Rd2 34. Rg1 Bh3 35. e4 *", + "Moves": "h3g2 g1g2 f2g2", + "MovesSAN": "Bxg2+ Rxg2 Qxg2#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "r1b3k1/pp4pp/3p1b2/2p2P2/3n3P/6Q1/1PPB4/qNKR1BNR b - - 3 22", + "PGN": "1. e4 e5 2. d4 exd4 3. Qxd4 Nc6 4. Qe3 d6 5. Nc3 Nf6 6. Bd2 Be7 7. O-O-O O-O 8. h3 Re8 9. g4 Ne5 10. g5 Nfd7 11. h4 Ng4 12. Qf3 Nde5 13. Qe2 c5 14. f4 Nc6 15. f5 Nd4 16. Qxg4 Qa5 17. Qf4 f6 18. gxf6 Bxf6 19. Qg3 Rxe4 20. Nxe4 Qxa2 21. Nc3 Qa1+ 22. Nb1 *", + "Moves": "d4e2 g1e2 f6b2", + "MovesSAN": "Ne2+ Nxe2 Bxb2#", + "Themes": "discoveredAttack mate mateIn2 middlegame queensideAttack sacrifice short" + }, + { + "FEN": "5rk1/p4qbp/1p1prP1Q/2p5/8/6R1/PPP3P1/7K w - - 0 27", + "PGN": "1. e4 g6 2. d4 Bg7 3. Nc3 b6 4. f4 Bb7 5. Nf3 d6 6. Bc4 Nd7 7. O-O e6 8. Qe2 Ne7 9. h4 c5 10. d5 exd5 11. Nxd5 O-O 12. h5 gxh5 13. f5 Nxd5 14. Bxd5 Bxd5 15. exd5 Ne5 16. Nxe5 Bxe5 17. Qxh5 Qf6 18. Bg5 Bd4+ 19. Kh1 Qe5 20. Qh6 f6 21. Rae1 Qxd5 22. Bxf6 Bxf6 23. Rf3 Qf7 24. Rg3+ Bg7 25. Re6 Rae8 26. f6 Rxe6 *", + "Moves": "g3g7 f7g7 h6g7", + "MovesSAN": "Rxg7+ Qxg7 Qxg7#", + "Themes": "endgame fork mate mateIn2 short" + }, + { + "FEN": "4Rrk1/pp3p1p/5Qp1/5b2/1PP3q1/P7/5rPP/4R2K w - - 2 27", + "PGN": "1. d4 Nf6 2. c4 g6 3. e3 Bg7 4. Nf3 d6 5. Be2 O-O 6. O-O Nbd7 7. a3 e5 8. Nc3 exd4 9. exd4 Re8 10. b4 c5 11. dxc5 dxc5 12. Bb2 Qc7 13. Nd5 Nxd5 14. Bxg7 Nf4 15. Bh6 Nxe2+ 16. Kh1 Nd4 17. Nxd4 cxd4 18. Qxd4 Qe5 19. Qd3 Qh5 20. Bf4 Nf6 21. Rfe1 Bf5 22. Qd4 Re4 23. Qxf6 Rxf4 24. Re7 Rf8 25. Rae1 Rxf2 26. Re8 Qg4 *", + "Moves": "e8f8 g8f8 f6h8", + "MovesSAN": "Rxf8+ Kxf8 Qh8#", + "Themes": "attraction mate mateIn2 middlegame short" + }, + { + "FEN": "4r1k1/1p2qp1p/5Bp1/3p1n2/3P4/PQP2B2/5PPP/R5K1 b - - 0 24", + "PGN": "1. e4 c5 2. Be2 e6 3. c3 a6 4. b4 d5 5. exd5 exd5 6. bxc5 Bxc5 7. d4 Bd6 8. Bf3 Nf6 9. Na3 Qa5 10. Qb3 Bd7 11. Ne2 Ba4 12. Qb2 Bb5 13. O-O O-O 14. Nxb5 axb5 15. a3 Nc6 16. Nf4 Bxf4 17. Bxf4 Rfe8 18. Bd2 Qc7 19. Qxb5 g6 20. Qb3 Ne7 21. Rfe1 Nf5 22. Rxe8+ Rxe8 23. Bg5 Qe7 24. Bxf6 *", + "Moves": "e7e1 a1e1 e8e1", + "MovesSAN": "Qe1+ Rxe1 Rxe1#", + "Themes": "backRankMate mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "8/k1p5/1p6/8/P6p/3Q3B/5qPP/4B2K b - - 0 38", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. d3 Nc6 4. Nbd2 d5 5. exd5 Qxd5 6. Be2 Bc5 7. O-O Be6 8. c4 Qd6 9. Qc2 h5 10. Ne4 Nxe4 11. dxe4 Nd4 12. Nxd4 exd4 13. Bd3 h4 14. f4 O-O-O 15. a3 f5 16. e5 Qe7 17. b4 g5 18. bxc5 gxf4 19. Bxf4 Qxc5 20. Rfb1 Rhg8 21. Rb5 Qc6 22. Rab1 b6 23. a4 a5 24. c5 Bd5 25. Bxf5+ Kb7 26. Bh3 Be4 27. Qb2 Bxb1 28. Qxb1 d3 29. Bd2 Rd5 30. Rxa5 Rxc5 31. Rxc5 Qxc5+ 32. Kh1 Rd8 33. e6 Qf2 34. e7 Re8 35. Qxd3 Rxe7 36. Qd5+ Ka7 37. Qd3 Re1+ 38. Bxe1 *", + "Moves": "f2e1 d3f1 e1f1", + "MovesSAN": "Qxe1+ Qf1 Qxf1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "1k1r2r1/p1p4p/1pQ5/4P3/3P1p1b/2Pq1B2/P3R1PP/1R4K1 b - - 5 30", + "PGN": "1. e4 d5 2. Bd3 d4 3. f4 Nc6 4. Nf3 Bg4 5. O-O Bxf3 6. Qxf3 e6 7. c3 dxc3 8. bxc3 Be7 9. Bc2 Nf6 10. d4 Qd7 11. Be3 O-O-O 12. Nd2 Kb8 13. Rab1 g5 14. Nc4 gxf4 15. Bxf4 Rhg8 16. Ne5 Nxe5 17. Bxe5 Ng4 18. Qf4 Nxe5 19. Qxe5 f6 20. Qa5 b6 21. Qa6 Qc6 22. Ba4 Qb7 23. Qc4 Rd6 24. Rf2 f5 25. e5 Rdd8 26. Qxe6 Bh4 27. Re2 f4 28. Bc6 Qa6 29. Bf3 Qd3 30. Qc6 *", + "Moves": "d3b1 e2e1 b1e1", + "MovesSAN": "Qxb1+ Re1 Qxe1#", + "Themes": "hangingPiece kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "2r1r1k1/p4ppp/8/1B6/8/4n3/PP1R1PPP/4K1NR b K - 0 21", + "PGN": "1. d4 d5 2. c4 dxc4 3. Nc3 Nc6 4. d5 Nb4 5. Qa4+ c6 6. Qxb4 e5 7. Qxc4 Nf6 8. dxc6 bxc6 9. Qxc6+ Bd7 10. Qa6 Bb4 11. Bd2 O-O 12. e4 Bxc3 13. Bxc3 Nxe4 14. Rd1 Qf6 15. Qxf6 Nxf6 16. Bxe5 Ng4 17. Bf4 Rfe8+ 18. Be2 Bb5 19. Rd2 Rac8 20. Be3 Nxe3 21. Bxb5 *", + "Moves": "e3c2 e1d1 e8e1", + "MovesSAN": "Nc2+ Kd1 Re1#", + "Themes": "doubleCheck mate mateIn2 middlegame short" + }, + { + "FEN": "8/5kp1/R7/5NK1/3P2Pp/7P/4n3/4n3 b - - 20 53", + "PGN": "1. f3 e5 2. g3 d5 3. Nh3 Bd6 4. Nf2 Ne7 5. Bg2 c6 6. O-O h5 7. d3 h4 8. g4 Ng6 9. h3 a5 10. e3 a4 11. c3 a3 12. Nxa3 Bxa3 13. bxa3 Qa5 14. Qc2 Be6 15. e4 Nd7 16. Rb1 b5 17. Nd1 O-O 18. Ne3 Rfc8 19. Nf5 Rab8 20. Qb2 c5 21. Bd2 c4 22. d4 Qa7 23. Kh1 Ra8 24. dxe5 dxe4 25. f4 Qxa3 26. Bxe4 Qxa2 27. Nd6 Rcb8 28. f5 Ngxe5 29. fxe6 fxe6 30. Be3 Ra6 31. Qxa2 Rxa2 32. Rxb5 Rxb5 33. Nxb5 Re2 34. Bd4 Rxe4 35. Nd6 Re2 36. Kg1 Nf6 37. Rf2 Re1+ 38. Kg2 Nd3 39. Rf1 Re2+ 40. Kf3 e5 41. Kxe2 exd4 42. Nxc4 Nc5 43. cxd4 Nce4 44. Ke3 Ng3 45. Ra1 Nd5+ 46. Kf3 Kf7 47. Ne3 Nb4 48. Ra7+ Kf6 49. Ra4 Nd3 50. Ra6+ Kf7 51. Nf5 Ne1+ 52. Kf4 Ne2+ 53. Kg5 *", + "Moves": "e1f3 g5h5 e2f4", + "MovesSAN": "Nf3+ Kh5 Nf4#", + "Themes": "endgame master mate mateIn2 short" + }, + { + "FEN": "r1bq1r1k/ppp1n1b1/2np4/5pp1/2BPPp2/2P4P/PP1NQ1P1/R1B1K2R w KQ - 0 13", + "PGN": "1. e4 e5 2. f4 exf4 3. Nf3 d6 4. d4 g5 5. h3 h6 6. Bc4 Bg7 7. c3 Ne7 8. Nbd2 Nbc6 9. Qe2 O-O 10. Bd3 f5 11. Bc4+ Kh8 12. Nxg5 hxg5 *", + "Moves": "e2h5 g7h6 h5h6", + "MovesSAN": "Qh5+ Bh6 Qxh6#", + "Themes": "kingsideAttack mate mateIn2 opening short" + }, + { + "FEN": "8/5Qpk/4p3/4B2p/3P1K2/4nP1P/8/4q3 b - - 4 43", + "PGN": "1. d4 d5 2. h3 c5 3. c3 Nf6 4. Bf4 Nc6 5. Nf3 Bf5 6. e3 e6 7. Bb5 Qb6 8. Qe2 c4 9. Bxc6+ bxc6 10. O-O Bd3 11. Qd2 Bxf1 12. Kxf1 Ne4 13. Qc2 Be7 14. b3 cxb3 15. axb3 O-O 16. Ne5 Rfd8 17. f3 Nf6 18. Nd2 a5 19. c4 dxc4 20. Ndxc4 Qb5 21. Kg1 c5 22. Rd1 cxd4 23. exd4 a4 24. bxa4 Rxa4 25. Rb1 Qa6 26. Rb6 Ra1+ 27. Kh2 Qa8 28. Nc6 Nd5 29. Nxe7+ Nxe7 30. Bc7 Rc8 31. Bd6 Nd5 32. Rb5 Qa6 33. Rb8 Rxb8 34. Bxb8 Qa4 35. Qb2 Ra2 36. Qb7 Qxc4 37. Qd7 h5 38. Qe8+ Kh7 39. Qxf7 Qc1 40. Be5 Rxg2+ 41. Kxg2 Ne3+ 42. Kg3 Qe1+ 43. Kf4 *", + "Moves": "e3g2 f4g5 e1h4", + "MovesSAN": "Ng2+ Kg5 Qh4#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "2Q5/8/8/4k3/2R5/1P2b3/1PK4P/5q2 b - - 0 53", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Bg5 Bg7 7. Qf3 O-O 8. O-O-O Nc6 9. Nxc6 bxc6 10. e5 Nd5 11. Nxd5 cxd5 12. exd6 Qxd6 13. Qxd5 Qb4 14. Qb3 Qxb3 15. axb3 e6 16. Bb5 Bb7 17. f3 h6 18. Be3 a6 19. Ba4 Rad8 20. Rxd8 Rxd8 21. c3 Bd5 22. Rd1 Rb8 23. Kc2 g5 24. c4 Ba8 25. Rd6 Bb7 26. Rb6 g4 27. Bc6 Bxc6 28. Rxb8+ Kh7 29. Rb6 Ba8 30. Rxa6 Bb7 31. Rb6 Ba8 32. fxg4 Bxg2 33. Rb5 Bf3 34. g5 hxg5 35. Bxg5 Kg6 36. Bf4 Be4+ 37. Kc1 f6 38. c5 e5 39. Be3 f5 40. Rb4 Bc6 41. Rb6 f4 42. Rxc6+ Kf5 43. Bf2 f3 44. Rd6 Bh6+ 45. Kc2 e4 46. Rd5+ Kf4 47. Rd6 Bg5 48. c6 e3 49. Rd4+ Ke5 50. Bxe3 Bxe3 51. Rc4 f2 52. c7 f1=Q 53. c8=Q *", + "Moves": "f1c1 c2d3 c1d2", + "MovesSAN": "Qc1+ Kd3 Qd2#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "7k/R7/p6p/8/8/8/r4r1P/4R1K1 w - - 2 31", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bxb4 5. c3 Bc5 6. d4 exd4 7. cxd4 Bb4+ 8. Nbd2 d6 9. Qb3 Bxd2+ 10. Bxd2 a6 11. Bxf7+ Ke7 12. Bg5+ Nf6 13. e5 dxe5 14. dxe5 h6 15. exf6+ gxf6 16. Bxf6+ Kxf6 17. O-O Rf8 18. Bc4 Kg7 19. Qc3+ Qf6 20. Qxf6+ Rxf6 21. Rfe1 Bg4 22. Rad1 Bxf3 23. gxf3 Rxf3 24. Rd7+ Kh8 25. Rxc7 Na5 26. Bf1 Raf8 27. Bg2 Rxf2 28. Bxb7 Nxb7 29. Rxb7 Rxa2 30. Ra7 Rff2 *", + "Moves": "e1e8 f2f8 e8f8", + "MovesSAN": "Re8+ Rf8 Rxf8#", + "Themes": "endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "R7/p6p/5Qpk/3bP3/2p5/3q3P/PP4P1/5R1K b - - 0 32", + "PGN": "1. e4 e5 2. d4 exd4 3. Qxd4 c5 4. Qe3 Nf6 5. Nc3 Nc6 6. h3 Nd4 7. Bd3 d6 8. Nge2 Nxe2 9. Nxe2 Be7 10. O-O b6 11. f4 O-O 12. Qg3 d5 13. e5 Ne4 14. Bxe4 dxe4 15. f5 c4 16. Bh6 g6 17. Bxf8 Bxf8 18. fxg6 fxg6 19. Rf4 Bc5+ 20. Kh1 Qd2 21. Nc3 e3 22. Ne4 Qxc2 23. Nxc5 bxc5 24. Qxe3 Bb7 25. Rf2 Qe4 26. Qxc5 Qd3 27. Raf1 Bd5 28. Rf8+ Kg7 29. Qe7+ Kh6 30. Qh4+ Kg7 31. Qf6+ Kh6 32. Rxa8 *", + "Moves": "d3h3 h1g1 h3g2", + "MovesSAN": "Qxh3+ Kg1 Qxg2#", + "Themes": "endgame mate mateIn2 pin short" + }, + { + "FEN": "1r2r1k1/2p1qppp/p2b4/8/3B4/2P4P/PPQR1PP1/3R2K1 b - - 7 21", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Be7 5. Nxd4 d6 6. Nxc6 bxc6 7. O-O Nf6 8. Nc3 O-O 9. h3 Be6 10. Qe2 Bxc4 11. Qxc4 d5 12. Qxc6 dxe4 13. Nxe4 Nxe4 14. Qxe4 Bf6 15. c3 Rb8 16. Qc2 Re8 17. Be3 a6 18. Rad1 Qe7 19. Rd2 Be5 20. Rfd1 Bd6 21. Bd4 *", + "Moves": "e7e1 d1e1 e8e1", + "MovesSAN": "Qe1+ Rxe1 Rxe1#", + "Themes": "kingsideAttack mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "6k1/b1p3pp/p3R3/7P/qpQP2P1/2P5/PP3r2/1K2R3 b - - 12 35", + "PGN": "1. e4 e5 2. f4 Nc6 3. Nf3 Bc5 4. fxe5 d6 5. d4 Bb6 6. exd6 Qxd6 7. c3 Bg4 8. Nbd2 Nge7 9. Bd3 O-O 10. h3 Bh5 11. Nc4 Qg3+ 12. Kd2 Rad8 13. Qf1 Bg6 14. Kc2 a6 15. Be3 Ba7 16. h4 b5 17. Ncd2 f5 18. h5 Bf7 19. e5 Nxe5 20. Nxe5 Qxe3 21. Nxf7 Rxf7 22. Re1 Qg5 23. Nf3 Qg4 24. Ne5 Qg3 25. Nxf7 Kxf7 26. Rh3 Qd6 27. g4 b4 28. Bxf5 Nxf5 29. Qxf5+ Kg8 30. Re6 Qd7 31. Rhe3 Rf8 32. Qd3 Qa4+ 33. Kb1 Rf1+ 34. Re1 Rf2 35. Qc4 *", + "Moves": "a4c2 b1a1 c2b2", + "MovesSAN": "Qc2+ Ka1 Qxb2#", + "Themes": "endgame mate mateIn2 queensideAttack short" + }, + { + "FEN": "r1b3k1/ppp2qpp/2np1n2/4p3/4P3/P1NP3P/1PP2KP1/R1BQ3R b - - 0 11", + "PGN": "1. Nf3 Nf6 2. Nc3 Nc6 3. e4 e5 4. a3 Bc5 5. h3 O-O 6. Bc4 d6 7. Ng5 Qe7 8. Nxf7 Rxf7 9. Bxf7+ Qxf7 10. d3 Bxf2+ 11. Kxf2 *", + "Moves": "f6g4 f2e1 f7f2", + "MovesSAN": "Ng4+ Ke1 Qf2#", + "Themes": "doubleCheck mate mateIn2 middlegame short" + }, + { + "FEN": "r1b2r2/2q1ppbk/pp4p1/2pPn1Bp/N1P1P1nP/5N2/P2QBPP1/1R3RK1 b - - 1 17", + "PGN": "1. d4 Nf6 2. c4 c5 3. d5 d6 4. Nc3 g6 5. e4 Bg7 6. Be2 O-O 7. Bg5 h6 8. Be3 a6 9. h4 h5 10. Nf3 Ng4 11. Bg5 Nd7 12. O-O Nde5 13. Qd2 Kh7 14. Rab1 b6 15. b4 Qc7 16. bxc5 dxc5 17. Na4 *", + "Moves": "e5f3 g2f3 c7h2", + "MovesSAN": "Nxf3+ gxf3 Qh2#", + "Themes": "clearance kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "8/pR6/1np1pbk1/1p5n/6K1/5P2/PP6/5B2 w - - 1 43", + "PGN": "1. Nf3 d5 2. c4 e6 3. e3 Nf6 4. Nc3 dxc4 5. Bxc4 Be7 6. O-O O-O 7. d4 c6 8. Re1 b5 9. Bf1 Nd5 10. Ne4 Nd7 11. Ng3 N7f6 12. h4 h6 13. e4 Nb6 14. Bf4 Bb7 15. Qc1 Nh7 16. Bxh6 Bxh4 17. Bxg7 Kxg7 18. Nh5+ Kh8 19. Qh6 Rg8 20. Ne5 Qe7 21. d5 Bg5 22. dxe6 fxe6 23. Ng6+ Rxg6 24. Qxg6 Rg8 25. Nf4 Rxg6 26. Nxg6+ Kg7 27. Nxe7 Bxe7 28. Rad1 Nf6 29. f3 Bc5+ 30. Kh2 Nh5 31. g3 Bf2 32. Re2 Bxg3+ 33. Kh3 Bf4 34. Rg2+ Kh6 35. Rd8 Kh7 36. e5 Bxe5 37. Rg5 Nf4+ 38. Kg4 Bf6 39. Rh5+ Kg6 40. Rg8+ Kf7 41. Rb8 Nxh5 42. Rxb7+ Kg6 *", + "Moves": "f1d3 g6h6 b7h7", + "MovesSAN": "Bd3+ Kh6 Rh7#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r3r1k1/1b3p2/4pbp1/5qN1/3p3Q/1Pp3P1/7K/2R4R w - - 4 34", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. Bxc6 bxc6 5. O-O Bg7 6. c3 Nf6 7. Re1 O-O 8. d4 cxd4 9. cxd4 d5 10. e5 Nd7 11. Be3 Nb6 12. b3 a5 13. Qd2 Re8 14. h4 a4 15. Nc3 axb3 16. axb3 Bb7 17. Bh6 Bh8 18. h5 Qc7 19. hxg6 hxg6 20. Qg5 e6 21. Qh4 Qe7 22. Bg5 Qf8 23. Rab1 Nd7 24. g3 c5 25. Kg2 cxd4 26. Rh1 Qg7 27. Bf6 Nxf6 28. exf6 Qxf6 29. Ng5 dxc3 30. Rbc1 d4+ 31. Kh2 Qxf2+ 32. Kh3 Qf5+ 33. Kh2 Bf6 *", + "Moves": "h4h7 g8f8 h7f7", + "MovesSAN": "Qh7+ Kf8 Qxf7#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "2rqrk2/1b4pQ/4p3/p1bpP1N1/Pp1n4/4B3/1P3PPP/5RK1 w - - 5 26", + "PGN": "1. e4 c5 2. Bc4 Nc6 3. c3 a6 4. d4 cxd4 5. cxd4 e6 6. Be3 d5 7. Bd3 Nge7 8. e5 Ng6 9. Nh3 Bb4+ 10. Nc3 O-O 11. O-O b5 12. a3 Be7 13. Ne2 Re8 14. Nef4 Nxf4 15. Nxf4 Bb7 16. Nh3 Rc8 17. a4 b4 18. Rc1 a5 19. Rc5 Bxc5 20. Bxh7+ Kxh7 21. Qh5+ Kg8 22. Ng5 Nxd4 23. Qxf7+ Kh8 24. Qh5+ Kg8 25. Qh7+ Kf8 *", + "Moves": "h7h8 f8e7 h8g7", + "MovesSAN": "Qh8+ Ke7 Qxg7#", + "Themes": "deflection mate mateIn2 middlegame short" + }, + { + "FEN": "3r2k1/3P1p1p/6pP/6q1/8/8/1PPRR3/1K6 w - - 1 41", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. f3 e6 7. Be3 Be7 8. g4 O-O 9. g5 Nd7 10. Qd2 Nxd4 11. Qxd4 e5 12. Qd2 Nc5 13. O-O-O a5 14. h4 a4 15. a3 Be6 16. h5 Rb8 17. Be2 Na6 18. Nxa4 Nc7 19. Nc3 b5 20. Nd5 Nxd5 21. exd5 Bf5 22. Bd3 Bxd3 23. Qxd3 Bxg5 24. Kb1 Bxe3 25. Qxe3 b4 26. h6 g6 27. f4 Qf6 28. fxe5 dxe5 29. Rhf1 Qh8 30. d6 bxa3 31. Qxa3 e4 32. d7 Qe5 33. Rfe1 Rfd8 34. Ka1 Ra8 35. Qxa8 Rxa8+ 36. Kb1 Rd8 37. Rd2 e3 38. Rd3 e2 39. Rd2 Qa5 40. Rexe2 Qg5 *", + "Moves": "e2e8 d8e8 d7e8q", + "MovesSAN": "Re8+ Rxe8 dxe8=Q#", + "Themes": "advancedPawn endgame mate mateIn2 promotion queenRookEndgame short" + }, + { + "FEN": "r1b1qbkr/ppp1p1p1/1nnpP2p/6N1/8/2P2Q2/PP1P1PPP/RNB1K2R w KQ - 0 10", + "PGN": "1. e4 Nf6 2. e5 Nd5 3. c3 Nc6 4. Nf3 d6 5. Bc4 Nb6 6. Bxf7+ Kxf7 7. Ng5+ Kg8 8. e6 Qe8 9. Qf3 h6 *", + "Moves": "f3f7 e8f7 e6f7", + "MovesSAN": "Qf7+ Qxf7 exf7#", + "Themes": "advancedPawn kingsideAttack mate mateIn2 opening short" + }, + { + "FEN": "7k/1p4rp/1pp1p1r1/3pP3/3P3Q/3q2PR/P4RKP/8 w - - 22 43", + "PGN": "1. e4 e5 2. d4 exd4 3. Nf3 Bc5 4. Nxd4 Qf6 5. Be3 Bb6 6. Bc4 Ne7 7. O-O O-O 8. c3 Nbc6 9. Nc2 d6 10. Bxb6 axb6 11. Nd4 Nxd4 12. cxd4 c6 13. Bb3 d5 14. e5 Qg5 15. f4 Qg6 16. Bc2 Qe6 17. f5 Qh6 18. f6 gxf6 19. Rxf6 Qe3+ 20. Kh1 Ng6 21. Rf3 Qh6 22. Rg3 Kh8 23. Nd2 Be6 24. Nf3 Rg8 25. Ng5 Rg7 26. Nxe6 fxe6 27. Qg4 Rag8 28. Rh3 Qd2 29. Qd1 Qf2 30. Bxg6 Rxg6 31. g3 Qxb2 32. Rb1 Qc3 33. Qh5 R8g7 34. Qh4 Qf3+ 35. Kg1 Qe3+ 36. Kg2 Qd2+ 37. Kh1 Qd3 38. Re1 Qf3+ 39. Kg1 Qc3 40. Rf1 Qe3+ 41. Kg2 Qe2+ 42. Rf2 Qd3 *", + "Moves": "f2f8 g7g8 h4h7", + "MovesSAN": "Rf8+ Rg8 Qxh7#", + "Themes": "deflection endgame mate mateIn2 short" + }, + { + "FEN": "r1b5/1p1kn3/4p2Q/2b5/pn2BB2/KP6/P1P4P/3N4 b - - 0 29", + "PGN": "1. e4 e6 2. d4 d5 3. e5 f6 4. f4 fxe5 5. fxe5 c5 6. Bd3 cxd4 7. Qh5+ Kd7 8. Nf3 h6 9. Nxd4 Bc5 10. Nb5 Qa5+ 11. N5c3 d4 12. Qf7+ Ne7 13. Qxg7 dxc3 14. Nxc3 Rg8 15. Qxh6 Rxg2 16. Bd2 Bf2+ 17. Kd1 Qxe5 18. Be4 Nbc6 19. Rf1 Rg1 20. Rxg1 Bxg1 21. Bf4 Qd4+ 22. Ke2 Qf2+ 23. Kd3 Nb4+ 24. Kc4 Qd4+ 25. Kb3 a5 26. Rd1 a4+ 27. Ka3 Qxd1 28. Nxd1 Bc5 29. b3 *", + "Moves": "b4d3 b3b4 c5b4", + "MovesSAN": "Nd3+ b4 Bxb4#", + "Themes": "discoveredAttack mate mateIn2 middlegame short" + }, + { + "FEN": "r3r2k/p1bn2p1/2b5/2n4p/4N3/2B1Q1Pq/PP3P2/R3R1K1 w - - 10 31", + "PGN": "1. e4 c5 2. Nf3 d5 3. exd5 Qxd5 4. c3 Qd8 5. d4 cxd4 6. cxd4 Nf6 7. Bg5 Ne4 8. Bc4 f6 9. Be3 e5 10. Qa4+ Bd7 11. Qb3 Nd6 12. dxe5 fxe5 13. Nxe5 Qa5+ 14. Nc3 Qxe5 15. Bf7+ Nxf7 16. Qxb7 Bc6 17. Qc8+ Nd8 18. O-O Bd6 19. g3 O-O 20. Qg4 h5 21. Qg6 Be8 22. Qd3 Bc6 23. Qc4+ Kh8 24. Rfe1 Qf5 25. h3 Qxh3 26. Ne4 Re8 27. Bd2 Nd7 28. Qd4 Bc7 29. Bc3 Ne6 30. Qe3 Nec5 *", + "Moves": "e3h6 h8g8 h6g7", + "MovesSAN": "Qh6+ Kg8 Qxg7#", + "Themes": "kingsideAttack mate mateIn2 middlegame pin short" + }, + { + "FEN": "1B2r1k1/1pN2pbp/p2p2p1/4nb2/1Q6/2N5/P4PPP/2R1KB1R b K - 0 23", + "PGN": "1. Nf3 c5 2. c4 g6 3. e3 Bg7 4. d4 cxd4 5. exd4 d5 6. cxd5 Qxd5 7. Nc3 Qa5 8. Bd2 Nc6 9. d5 Ne5 10. Nb5 Qb6 11. Nfd4 Nf6 12. d6 exd6 13. Rc1 O-O 14. Nc7 Rb8 15. Ndb5 a6 16. Be3 Qa5+ 17. b4 Qxb4+ 18. Nc3 Nfg4 19. Ba7 Nf3+ 20. Qxf3 Ne5 21. Qe4 Bf5 22. Qxb4 Rfe8 23. Bxb8 *", + "Moves": "e5f3 e1d1 e8e1", + "MovesSAN": "Nf3+ Kd1 Re1#", + "Themes": "doubleCheck mate mateIn2 middlegame short" + }, + { + "FEN": "3k4/2pb3R/2r1p1B1/8/1p1n4/1P6/P1r5/3K1R2 w - - 6 28", + "PGN": "1. d4 d5 2. e4 dxe4 3. Nc3 e6 4. f3 exf3 5. Qxf3 Nf6 6. Be3 Nc6 7. O-O-O a6 8. Bd3 Bd7 9. Nge2 b5 10. Rhf1 b4 11. Ne4 Be7 12. g4 h6 13. b3 a5 14. Kb2 a4 15. g5 hxg5 16. Bxg5 axb3 17. cxb3 Rb8 18. Nxf6+ gxf6 19. Bxf6 Bxf6 20. Qxf6 Qxf6 21. Rxf6 Rxh2 22. Rdf1 Nxd4 23. Rxf7 Rb6 24. Bg6 Rxe2+ 25. Kc1 Rc6+ 26. Kd1 Rec2 27. Rh7+ Kd8 *", + "Moves": "f1f8 d7e8 f8e8", + "MovesSAN": "Rf8+ Be8 Rxe8#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "r2qk2r/p1pbb2p/2p2p2/3pN3/3Pp3/2N5/PPP2PPP/R2Q1RK1 w kq - 0 12", + "PGN": "1. e4 Nc6 2. Nf3 f5 3. exf5 d5 4. Bb5 Bxf5 5. Bxc6+ bxc6 6. Nc3 e5 7. O-O Nf6 8. d4 e4 9. Ne5 Bd7 10. Bg5 Be7 11. Bxf6 gxf6 *", + "Moves": "d1h5 e8f8 h5f7", + "MovesSAN": "Qh5+ Kf8 Qf7#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "8/pp6/4k2p/8/PP6/2N1P1rP/1r6/3RKR2 b - - 21 39", + "PGN": "1. e4 d6 2. Bc4 Nf6 3. Nc3 g6 4. Nf3 Bg7 5. Ng5 O-O 6. h3 e5 7. d3 c6 8. a4 d5 9. exd5 cxd5 10. Bb3 h6 11. Nf3 e4 12. dxe4 dxe4 13. Qxd8 Rxd8 14. Ne5 Be6 15. Bxe6 fxe6 16. Nxg6 Nc6 17. Be3 Nb4 18. O-O Nxc2 19. Rac1 Nxe3 20. fxe3 Kh7 21. Nf4 Rd2 22. b4 Bf8 23. Nxe6 Be7 24. Nxe4 Nxe4 25. Rf7+ Kg6 26. Rxe7 Kf6 27. Nc7 Rg8 28. Rxe4 Rgxg2+ 29. Kf1 Rdf2+ 30. Ke1 Re2+ 31. Kd1 Rd2+ 32. Ke1 Ra2 33. Nd5+ Kf5 34. Rf4+ Ke5 35. Nc3 Rab2 36. Rd1 Rg1+ 37. Rf1 Rg3 38. Rd5+ Ke6 39. Rd1 *", + "Moves": "g3e3 c3e2 b2e2", + "MovesSAN": "Rxe3+ Ne2 Rbxe2#", + "Themes": "endgame fork mate mateIn2 short" + }, + { + "FEN": "1k6/ppp5/8/4p2Q/2P3n1/6B1/PP2q1PP/6K1 b - - 0 32", + "PGN": "1. e4 e5 2. f4 Nc6 3. Nf3 Bc5 4. Nc3 f6 5. Na4 Be7 6. Be2 g6 7. O-O d6 8. Nc3 Be6 9. fxe5 Nxe5 10. Nxe5 dxe5 11. Bg4 Qd7 12. Bxe6 Qxe6 13. d3 O-O-O 14. Be3 Kb8 15. Nd5 h5 16. Nxe7 Nxe7 17. Qf3 Rdf8 18. Rf2 f5 19. exf5 gxf5 20. Qh3 Qg6 21. Raf1 Nd5 22. Bd2 f4 23. c4 Nf6 24. Bxf4 Ng4 25. Bg3 Rxf2 26. Rxf2 Qxd3 27. Rf1 Qe3+ 28. Kh1 Qe2 29. Re1 Rf8 30. Rg1 Rf1 31. Qxh5 Rxg1+ 32. Kxg1 *", + "Moves": "e2d1 g3e1 d1e1", + "MovesSAN": "Qd1+ Be1 Qxe1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "8/7R/4pkp1/8/5PP1/5K2/pr6/8 w - - 0 39", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nxd4 5. Qxd4 e6 6. Nc3 Ne7 7. Qd1 g6 8. Be3 Bg7 9. Bd3 Nc6 10. O-O Qc7 11. Qd2 a6 12. f4 Nd4 13. e5 Nf5 14. Bxf5 exf5 15. Qf2 d6 16. exd6 Qxd6 17. Rad1 Qc6 18. Bd4 O-O 19. Bxg7 Kxg7 20. Rfe1 Be6 21. Qd4+ Kg8 22. Qf6 Qb6+ 23. Kh1 Qxb2 24. Nd5 Qxf6 25. Nxf6+ Kg7 26. Nd5 Rfd8 27. Nc7 Rxd1 28. Rxd1 Rc8 29. Nxe6+ fxe6 30. Rd7+ Kf6 31. Rxb7 Rxc2 32. h3 Rxa2 33. Rxh7 a5 34. Kh2 a4 35. Kg3 Rb2 36. Kf3 a3 37. g4 fxg4+ 38. hxg4 a2 *", + "Moves": "g4g5 f6f5 h7f7", + "MovesSAN": "g5+ Kf5 Rf7#", + "Themes": "endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "6k1/pp1R3p/6p1/8/6Pq/2P1Pr1r/PP3PQ1/3R2K1 b - - 3 30", + "PGN": "1. d4 d5 2. Bf4 e6 3. Nf3 Be7 4. e3 Nf6 5. Bd3 O-O 6. O-O c5 7. c3 Nc6 8. dxc5 Bxc5 9. Nbd2 Bd7 10. Nd4 g6 11. Bh6 Re8 12. h3 Bf8 13. Bxf8 Rxf8 14. N2f3 Nh5 15. Be2 f5 16. Nxc6 Bxc6 17. Nd4 Bd7 18. Bxh5 e5 19. Nf3 e4 20. Nd4 f4 21. Bg4 f3 22. gxf3 Bxg4 23. fxg4 Qh4 24. Nf3 Rxf3 25. Qxd5+ Rf7 26. Qxe4 Raf8 27. Qg2 Rf3 28. Rad1 Rxh3 29. Rd7 Rff3 30. Rfd1 *", + "Moves": "h3h1 g2h1 h4f2", + "MovesSAN": "Rh1+ Qxh1 Qxf2#", + "Themes": "deflection endgame mate mateIn2 sacrifice short" + }, + { + "FEN": "6k1/5p2/6p1/1p1p2q1/1pbb4/5B1Q/5rPP/1N2R2K w - - 0 36", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nge7 5. Bc4 d6 6. O-O g6 7. c3 Bg7 8. Be3 O-O 9. Nd2 Nxd4 10. cxd4 Nc6 11. Nb3 a6 12. a4 Bd7 13. Rc1 Nb4 14. Nd2 b5 15. axb5 axb5 16. Bb3 Nd3 17. Rc2 Qe7 18. f3 Rfc8 19. Nb1 Nb4 20. Bd2 c5 21. Bxb4 cxb4 22. Bd5 Rxc2 23. Bxa8 Rxb2 24. Qd3 Qd8 25. Bd5 Qb6 26. e5 Bxe5 27. f4 Bxd4+ 28. Kh1 Qc5 29. Qf3 Bf5 30. Be4 Be6 31. f5 Bc4 32. fxg6 hxg6 33. Re1 Rf2 34. Qh3 Qg5 35. Bf3 d5 *", + "Moves": "e1e8 g8g7 h3h8", + "MovesSAN": "Re8+ Kg7 Qh8#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "2k4r/1pp5/1r6/p1b3Bp/4p3/P1P3PP/1P1R2K1/3R4 w - - 0 30", + "PGN": "1. e4 g6 2. Nf3 Bg7 3. d3 Nc6 4. g3 d5 5. Nbd2 Bg4 6. Bg2 dxe4 7. dxe4 Ne5 8. h3 Nxf3+ 9. Nxf3 Qxd1+ 10. Kxd1 O-O-O+ 11. Ke1 Bxf3 12. Bxf3 h5 13. c3 f5 14. exf5 gxf5 15. Be3 Kb8 16. Rd1 Nf6 17. Ke2 e5 18. Bg5 e4 19. Bg2 Rd6 20. Bf4 Rb6 21. Rd2 a5 22. Rhd1 Kc8 23. f3 exf3+ 24. Bxf3 Re8+ 25. Kf2 Bf8 26. Bg5 Bc5+ 27. Kg2 Rh8 28. a3 Ne4 29. Bxe4 fxe4 *", + "Moves": "d2d8 h8d8 d1d8", + "MovesSAN": "Rd8+ Rxd8 Rxd8#", + "Themes": "endgame mate mateIn2 queensideAttack short" + }, + { + "FEN": "3Q4/p4pkp/1p1pq1p1/7P/2r2PP1/8/5R1K/8 w - - 9 47", + "PGN": "1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. exd6 cxd6 6. h3 Nc6 7. Nf3 g6 8. Nc3 Bg7 9. Be3 O-O 10. Bd3 Nb4 11. Be2 Bf5 12. O-O Rc8 13. g4 Be6 14. d5 Bd7 15. a3 Na6 16. Bd4 e5 17. dxe6 Bxe6 18. Bxg7 Kxg7 19. Nd5 Bxd5 20. cxd5 Nc5 21. b4 Ncd7 22. Qd2 Qf6 23. Rad1 Ne5 24. Nxe5 Qxe5 25. f4 Qe7 26. Bf3 Rc4 27. Rfe1 Qf6 28. Re4 Rxe4 29. Bxe4 Nc4 30. Qd3 Rc8 31. Rf1 Qb2 32. a4 Qxb4 33. Qd4+ Kg8 34. Qf6 Qc5+ 35. Kh2 Ne3 36. Rg1 Nxd5 37. Bxd5 Qxd5 38. Rg2 Qe6 39. Qb2 b6 40. h4 Rc4 41. Qd2 Rxa4 42. h5 Qe4 43. Rf2 Rd4 44. Qc3 Rc4 45. Qf6 Qe6 46. Qd8+ Kg7 *", + "Moves": "h5h6 g7h6 d8f8", + "MovesSAN": "h6+ Kxh6 Qf8#", + "Themes": "attraction endgame mate mateIn2 short" + }, + { + "FEN": "2k2r2/pp1n2p1/3pp3/2b1p1B1/4P1Q1/P6N/6PP/1N3B1K b - - 0 20", + "PGN": "1. d4 e5 2. d5 Bc5 3. e4 d6 4. c4 Nf6 5. Bd3 c6 6. a3 cxd5 7. cxd5 Qb6 8. Qe2 Ng4 9. Nh3 h5 10. O-O Be6 11. dxe6 fxe6 12. Kh1 Nd7 13. f3 O-O-O 14. fxg4 hxg4 15. Qxg4 Rhf8 16. Bg5 Rxf1+ 17. Bxf1 Rf8 18. Nd2 Qxb2 19. Rb1 Qxb1 20. Nxb1 *", + "Moves": "f8f1 h3g1 f1g1", + "MovesSAN": "Rxf1+ Ng1 Rxg1#", + "Themes": "fork hangingPiece mate mateIn2 middlegame short" + }, + { + "FEN": "6k1/5ppp/4p3/2Rp4/3N1n2/8/r4P1P/5KR1 b - - 0 32", + "PGN": "1. e3 c5 2. c4 Nc6 3. Nc3 e6 4. Nf3 a6 5. d4 cxd4 6. exd4 Nf6 7. d5 Ne7 8. d6 Nf5 9. c5 b6 10. g4 Nxg4 11. Ng5 Nf6 12. Bh3 Nh4 13. Nce4 bxc5 14. Nxf6+ Qxf6 15. Qh5 Ng6 16. Qd1 Bb7 17. Rg1 Qe5+ 18. Be3 Qxd6 19. Qxd6 Bxd6 20. Rd1 Be7 21. b3 d5 22. Rc1 O-O 23. Bxc5 Rfc8 24. b4 a5 25. a3 axb4 26. axb4 Ra2 27. Nf3 Ba6 28. Nd4 Bxc5 29. bxc5 Nf4 30. Bf1 Bxf1 31. Kxf1 Rxc5 32. Rxc5 *", + "Moves": "a2a1 c5c1 a1c1", + "MovesSAN": "Ra1+ Rc1 Rxc1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r2qkbnr/1pp2ppp/p1np4/4N3/2B1P3/2N5/PPPP1PPP/R1Bb1RK1 w kq - 0 8", + "PGN": "1. e4 Nc6 2. Nf3 e5 3. Bb5 d6 4. O-O Bd7 5. Nc3 a6 6. Bc4 Bg4 7. Nxe5 Bxd1 *", + "Moves": "c4f7 e8e7 c3d5", + "MovesSAN": "Bxf7+ Ke7 Nd5#", + "Themes": "attackingF2F7 mate mateIn2 opening short" + }, + { + "FEN": "8/5pk1/p4R1p/1p3P2/1Pq3P1/P5Q1/3R2K1/2r5 b - - 0 37", + "PGN": "1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. a3 a6 7. Be2 Nf6 8. Be3 Be7 9. O-O O-O 10. f4 d6 11. Qe1 Bd7 12. Qg3 Rac8 13. f5 Nxd4 14. Bxd4 e5 15. Be3 Kh8 16. Rad1 Bc6 17. Bf3 b5 18. Qh3 Qb7 19. Nd5 Bxd5 20. exd5 Rxc2 21. g4 e4 22. Bg2 Rxg2+ 23. Qxg2 h6 24. h4 Rb8 25. Bd4 Nxd5 26. Qxe4 Bxh4 27. Bxg7+ Kxg7 28. Rxd5 Bf6 29. b4 Qb6+ 30. Kg2 Rc8 31. Rf2 Rc4 32. Qf3 Qc7 33. Rfd2 Rc3 34. R5d3 Rc4 35. Rxd6 Rc1 36. Qg3 Qc4 37. Rxf6 *", + "Moves": "c4f1 g2h2 f1h1", + "MovesSAN": "Qf1+ Kh2 Qh1#", + "Themes": "endgame master mate mateIn2 short" + }, + { + "FEN": "6k1/5pN1/pb5p/6n1/2N5/1P4PP/PBR3K1/4r3 b - - 0 40", + "PGN": "1. e4 c5 2. b3 Nc6 3. Bb2 e6 4. Nf3 Nf6 5. d3 d5 6. exd5 exd5 7. d4 Be6 8. Bb5 a6 9. Bxc6+ bxc6 10. Ne5 Qc7 11. O-O cxd4 12. Bxd4 c5 13. Bb2 d4 14. Re1 Bd6 15. Nf3 O-O 16. Nbd2 Bg4 17. h3 Bh5 18. c3 Rfe8 19. cxd4 Rxe1+ 20. Qxe1 Re8 21. Qc1 Bf4 22. Qxc5 Qxc5 23. dxc5 Re2 24. Nc4 Ne4 25. Rd1 h6 26. Rf1 Nxc5 27. Nd4 Re4 28. g3 Bg5 29. Nf5 Bg6 30. Nfd6 Re2 31. f4 Bd8 32. Rf2 Re6 33. f5 Bxf5 34. Nxf5 Bb6 35. Kg2 Nd3 36. Rd2 Ne1+ 37. Kf1 Nf3 38. Rc2 Re1+ 39. Kg2 Ng5 40. Nxg7 *", + "Moves": "e1g1 g2h2 g5f3", + "MovesSAN": "Rg1+ Kh2 Nf3#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "7k/8/1p1q1pR1/p1p1p1p1/P1P1P3/2PPKQP1/7r/8 b - - 2 37", + "PGN": "1. e4 b6 2. Nc3 Bb7 3. d3 g6 4. Nf3 Bg7 5. Be2 Nf6 6. Be3 Ng4 7. h3 Nxe3 8. fxe3 Bxc3+ 9. bxc3 O-O 10. Ng5 f6 11. Nf3 e5 12. h4 d5 13. exd5 Bxd5 14. c4 Bb7 15. h5 g5 16. h6 Nc6 17. Qd2 Ne7 18. e4 Ng6 19. g3 Bc8 20. Ng1 c5 21. Bh5 Qd4 22. c3 Qd6 23. Bxg6 hxg6 24. h7+ Kh8 25. Nf3 Bg4 26. Qe3 Bxf3 27. Qxf3 Rf7 28. Kd2 Rb8 29. Rh6 Rg7 30. Rf1 Rf8 31. a4 Rff7 32. Ra1 a5 33. Rb1 Rxh7 34. Rbh1 Rxh6 35. Rxh6+ Rh7 36. Rxg6 Rh2+ 37. Ke3 *", + "Moves": "d6d4 c3d4 e5d4", + "MovesSAN": "Qd4+ cxd4 exd4#", + "Themes": "endgame mate mateIn2 sacrifice short" + }, + { + "FEN": "r1b1kbnr/ppqp1ppp/2n5/4p3/2B1P3/5Q2/PPPP1PPP/R1B1K1NR w KQkq - 0 8", + "PGN": "1. e4 e5 2. Nc3 Nc6 3. Bc4 Bc5 4. Qg4 Bf8 5. Qf3 Qf6 6. Nd5 Qd8 7. Nxc7+ Qxc7 *", + "Moves": "f3f7 e8d8 f7f8", + "MovesSAN": "Qxf7+ Kd8 Qxf8#", + "Themes": "attackingF2F7 deflection mate mateIn2 opening short" + }, + { + "FEN": "Q7/3qr1kp/8/2p2p2/P1B2Pp1/1P4P1/5P2/6K1 w - - 3 43", + "PGN": "1. b3 Nf6 2. Bb2 g6 3. Bxf6 exf6 4. d4 Bg7 5. e3 O-O 6. g3 c5 7. Ne2 d6 8. Bg2 Nc6 9. O-O Qc7 10. c4 b6 11. Nbc3 Bb7 12. Nd5 Qb8 13. Rc1 Re8 14. dxc5 dxc5 15. h4 Ne7 16. h5 Nxd5 17. cxd5 Qd6 18. Nf4 f5 19. Qf3 Rad8 20. Rfd1 Rd7 21. Rc2 Bh6 22. Rcd2 Re4 23. hxg6 fxg6 24. Qe2 Ree7 25. Ne6 Bg7 26. a4 a5 27. Qc4 Kh8 28. Bf3 Qe5 29. Kg2 Rd6 30. Nf4 g5 31. Nh5 g4 32. Be2 Red7 33. Nf4 Bh6 34. Qb5 Bxf4 35. exf4 Qe4+ 36. Kg1 Bxd5 37. Rxd5 Rxd5 38. Rxd5 Qxd5 39. Qxb6 Kg7 40. Bc4 Qd6 41. Qxa5 Re7 42. Qa8 Qd7 *", + "Moves": "a8g8 g7f6 g8g5", + "MovesSAN": "Qg8+ Kf6 Qg5#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "4bk2/6p1/1P2R2p/8/2r5/8/1P3PPP/6K1 b - - 0 29", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qe6+ 4. Be2 Nc6 5. Nf3 Nf6 6. O-O Qd6 7. Re1 e6 8. d4 Nd5 9. Nb5 Qd8 10. c4 Bb4 11. Bd2 Bxd2 12. Qxd2 Ndb4 13. d5 O-O 14. dxc6 Qxd2 15. Nxd2 Nxc6 16. Bf3 a6 17. Bxc6 axb5 18. Bxb5 c6 19. a4 cxb5 20. axb5 Rxa1 21. Rxa1 Bd7 22. Ra7 Rb8 23. Nb3 h6 24. Nc5 Be8 25. Rxb7 Rc8 26. Re7 Kf8 27. Nxe6+ fxe6 28. Rxe6 Rxc4 29. b6 *", + "Moves": "c4c1 e6e1 c1e1", + "MovesSAN": "Rc1+ Re1 Rxe1#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "3r2k1/2Q2pp1/7p/8/8/P2N4/1PPq1PPP/2R3K1 b - - 0 23", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 4. Nc3 Bd7 5. O-O Nf6 6. d4 exd4 7. Nxd4 Nxd4 8. Bxd7+ Qxd7 9. Qxd4 h6 10. Bf4 Be7 11. Rad1 O-O 12. e5 Nh5 13. exd6 Nxf4 14. dxe7 Ne2+ 15. Nxe2 Qxe7 16. Nf4 Rad8 17. Qxa7 Rxd1 18. Rxd1 Qf6 19. Nd3 Rd8 20. Qxb7 Qe6 21. a3 Qe2 22. Rc1 Qd2 23. Qxc7 *", + "Moves": "d2c1 d3c1 d8d1", + "MovesSAN": "Qxc1+ Nxc1 Rd1#", + "Themes": "backRankMate clearance endgame mate mateIn2 sacrifice short" + }, + { + "FEN": "8/1p2kp2/p1n1qp1R/2p5/2P1pP2/NP1pP3/PB1P3P/R2K4 b - - 0 25", + "PGN": "1. b3 d5 2. Bb2 Nf6 3. e3 c5 4. c4 d4 5. Nh3 e5 6. Na3 Nc6 7. Qf3 e4 8. Qg3 d3 9. f4 Nb4 10. Qg5 h6 11. Qe5+ Be7 12. g4 Bxg4 13. Nf2 Bh5 14. Rg1 Rg8 15. Bh3 Qd6 16. Qc3 a6 17. Ng4 Nxg4 18. Bxg4 Bh4+ 19. Kd1 Bxg4+ 20. Rxg4 Bf6 21. Qxf6 gxf6 22. Rxg8+ Ke7 23. Rxa8 Nc6 24. Rh8 Qe6 25. Rxh6 *", + "Moves": "e6g4 d1c1 g4g1", + "MovesSAN": "Qg4+ Kc1 Qg1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r6r/pp1q1pk1/2n3b1/2p3P1/5Q2/P1P2N2/1P2PP2/R3K2R w KQ - 1 26", + "PGN": "1. c3 d5 2. h3 e5 3. d3 Nf6 4. Nd2 c5 5. a3 Nc6 6. g4 Be7 7. Bg2 h6 8. Nf1 e4 9. dxe4 Nxe4 10. Qc2 Bh4 11. Bxe4 dxe4 12. Qxe4+ Be6 13. Nf3 Bf6 14. Ne3 O-O 15. h4 Re8 16. Qf4 g5 17. hxg5 hxg5 18. Qg3 Qd7 19. Qh3 Kf8 20. Qh6+ Ke7 21. Nf5+ Bxf5 22. Bxg5 Bg6 23. Bxf6+ Kxf6 24. Qf4+ Kg7 25. g5 Rh8 *", + "Moves": "f4f6 g7g8 f6h8", + "MovesSAN": "Qf6+ Kg8 Qxh8#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "1r1r2k1/R1Q2pbp/6p1/4p3/5P2/5B1P/5qP1/7K w - - 0 26", + "PGN": "1. e4 d6 2. d4 Nf6 3. f4 Nxe4 4. c4 g6 5. Nc3 Nxc3 6. bxc3 Bg7 7. Nf3 Bg4 8. Be2 Nd7 9. O-O O-O 10. h3 Bxf3 11. Bxf3 Rb8 12. a4 c5 13. a5 b6 14. Be3 cxd4 15. cxd4 bxa5 16. Ra2 Qb6 17. Qd2 Qb3 18. c5 dxc5 19. dxc5 e5 20. Rxa5 Rfd8 21. Rxa7 Nxc5 22. Qa5 Qxe3+ 23. Kh1 Nd3 24. Qc7 Nf2+ 25. Rxf2 Qxf2 *", + "Moves": "c7f7 g8h8 f7g7", + "MovesSAN": "Qxf7+ Kh8 Qxg7#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "4rk2/pp1n1p1Q/2q5/1PP1r3/8/B5P1/P4P1P/2R1R1K1 b - - 0 28", + "PGN": "1. d3 c6 2. Nf3 d5 3. g3 Bg4 4. Bg2 e6 5. O-O Bd6 6. Re1 Qc7 7. Nbd2 Nf6 8. b3 O-O 9. Bb2 Be7 10. e4 Nbd7 11. e5 Bxf3 12. Nxf3 Ne8 13. c4 g6 14. d4 Ng7 15. Rc1 Nf5 16. cxd5 exd5 17. Nd2 Bg5 18. Bxd5 Bxd2 19. Qxd2 Qb6 20. Be4 Rfe8 21. Bxf5 gxf5 22. Qg5+ Kf8 23. Qxf5 Re6 24. Qxh7 Rae8 25. Ba3+ c5 26. dxc5 Qc6 27. b4 Rxe5 28. b5 *", + "Moves": "e5e1 c1e1 e8e1", + "MovesSAN": "Rxe1+ Rxe1 Rxe1#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "k4r2/ppQ5/5q1n/1PR5/4P2p/8/6PP/6K1 w - - 3 35", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qe6+ 4. Be2 h5 5. d4 h4 6. Nf3 Qg6 7. Rg1 Na6 8. Bd3 Bf5 9. Bf4 Nb4 10. Bxf5 Qxf5 11. Qd2 Nxc2+ 12. Ke2 Nxa1 13. Rxa1 O-O-O 14. a4 f6 15. b4 e5 16. Rd1 exd4 17. Nxd4 Qg4+ 18. Kf1 Bd6 19. Bxd6 Rxd6 20. Qe3 Nh6 21. f3 Qd7 22. Ne4 Re6 23. Ke2 f5 24. Nxe6 Qxa4 25. Qd4 Qa2+ 26. Rd2 Qxe6 27. Qxg7 Re8 28. Rc2 c6 29. b5 c5 30. Rxc5+ Kb8 31. Qc7+ Ka8 32. Kf2 fxe4 33. fxe4 Rf8+ 34. Kg1 Qf6 *", + "Moves": "c7c8 f8c8 c5c8", + "MovesSAN": "Qc8+ Rxc8 Rxc8#", + "Themes": "backRankMate endgame mate mateIn2 sacrifice short" + }, + { + "FEN": "6k1/6p1/7p/8/P4Q2/q7/6PP/7K b - - 0 40", + "PGN": "1. e4 c6 2. Nf3 d5 3. exd5 cxd5 4. d4 Nf6 5. Nc3 Nc6 6. Bb5 Qb6 7. Bxc6+ Qxc6 8. Ne5 Qb6 9. Bg5 Nd7 10. Nxd7 Bxd7 11. Nxd5 Qe6+ 12. Ne3 h6 13. Bf4 Qe4 14. Bg3 Bf5 15. O-O e6 16. Nxf5 Qxf5 17. c3 Be7 18. Qa4+ b5 19. Qa5 O-O 20. Qc7 Bf6 21. Be5 Bg5 22. Qb7 a6 23. Bd6 Rfc8 24. f4 Bf6 25. Rae1 Qc2 26. f5 exf5 27. Be7 Bxe7 28. Rxe7 Rf8 29. Rxf7 Rxf7 30. Qxa8+ Kh7 31. Qxa6 Qxb2 32. d5 Qxc3 33. d6 Qd4+ 34. Kh1 f4 35. Qxb5 Qxd6 36. Qb1+ Kh8 37. a4 Qa3 38. Qe4 Kg8 39. Rxf4 Rxf4 40. Qxf4 *", + "Moves": "a3a1 f4c1 a1c1", + "MovesSAN": "Qa1+ Qc1 Qxc1#", + "Themes": "backRankMate endgame mate mateIn2 queenEndgame short" + }, + { + "FEN": "1brr2k1/pq3ppp/1p6/2n1p3/2P5/4P1P1/PB1Q1P1P/2RRN1K1 w - - 2 21", + "PGN": "1. Nf3 d5 2. e3 Nf6 3. b3 e6 4. Bb2 Nbd7 5. c4 Bd6 6. Be2 O-O 7. O-O b6 8. d4 Bb7 9. Nc3 c5 10. cxd5 Nxd5 11. Nxd5 Bxd5 12. Rc1 Rc8 13. Qd2 Bb8 14. Rfd1 Qc7 15. g3 Qb7 16. Ne1 Rfd8 17. Bc4 cxd4 18. Bxd4 Bxc4 19. bxc4 e5 20. Bb2 Nc5 *", + "Moves": "d2d8 c8d8 d1d8", + "MovesSAN": "Qxd8+ Rxd8 Rxd8#", + "Themes": "backRankMate master mate mateIn2 middlegame short" + }, + { + "FEN": "8/8/8/r7/4Pp2/5Pk1/3R2P1/6K1 b - - 3 43", + "PGN": "1. e4 d6 2. d4 Nf6 3. Nd2 c6 4. Ngf3 Qa5 5. c3 e5 6. Nc4 Qc7 7. dxe5 dxe5 8. Nfxe5 b5 9. Bf4 bxc4 10. Ng6 Qd7 11. Nxh8 g6 12. Bxc4 Qxd1+ 13. Rxd1 Be6 14. Bxe6 fxe6 15. Be5 Nbd7 16. Nxg6 hxg6 17. Bxf6 Nxf6 18. f3 Bc5 19. b4 Be7 20. O-O a5 21. a3 Nd7 22. h3 Bf6 23. Rd6 Bxc3 24. Rxe6+ Kf7 25. Rxc6 axb4 26. axb4 Bxb4 27. Rc7 Bc5+ 28. Kh1 Ke6 29. Rc1 Be3 30. Rd1 Nf6 31. Rc6+ Ke5 32. Rb1 g5 33. Rb5+ Kf4 34. Rxf6+ Kg3 35. Rb1 Ra2 36. Re1 Bf4 37. Rxf4 gxf4 38. Rg1 Re2 39. h4 Ra2 40. h5 Ra5 41. Rd1 Rxh5+ 42. Kg1 Ra5 43. Rd2 *", + "Moves": "a5a1 d2d1 a1d1", + "MovesSAN": "Ra1+ Rd1 Rxd1#", + "Themes": "endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "1k6/pp6/2P5/P4pp1/3P1q2/2P3Np/2Q2P2/7K b - - 0 33", + "PGN": "1. g3 d5 2. Bg2 c6 3. d3 Bg4 4. Nd2 Nf6 5. Ngf3 Nbd7 6. O-O Bxf3 7. Nxf3 e6 8. c3 Be7 9. Bg5 h5 10. Bxf6 Bxf6 11. Re1 g5 12. d4 h4 13. g4 h3 14. Bh1 Qc7 15. e4 dxe4 16. Rxe4 O-O-O 17. Qa4 Kb8 18. Rae1 Nb6 19. Qc2 Be7 20. a4 Bd6 21. b4 Bxh2+ 22. Nxh2 f5 23. gxf5 exf5 24. Re7 Qf4 25. a5 Nd5 26. b5 Nxe7 27. Rxe7 Rde8 28. Rxe8+ Rxe8 29. bxc6 Re1+ 30. Nf1 Qg4+ 31. Kh2 Qf4+ 32. Ng3 Rxh1+ 33. Kxh1 *", + "Moves": "f4f3 h1g1 f3g2", + "MovesSAN": "Qf3+ Kg1 Qg2#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "8/6pk/7p/2R2P2/1r3n1P/6N1/5P2/5K2 b - - 0 46", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. d4 Nxe4 4. Nxe5 d5 5. Nf3 Bd6 6. Bb5+ c6 7. Bd3 O-O 8. O-O Re8 9. Bxe4 Rxe4 10. Ng5 Re8 11. c4 h6 12. Nf3 dxc4 13. Nc3 Bg4 14. h3 Bh5 15. Be3 Qf6 16. d5 Bxf3 17. Qxf3 Qxf3 18. gxf3 cxd5 19. Nxd5 Nc6 20. Rac1 b5 21. Bf4 Bxf4 22. Nxf4 Rad8 23. Kg2 Ne5 24. Nh5 Nd7 25. Ng3 Ne5 26. Rfe1 Nd3 27. Rxe8+ Rxe8 28. Rc2 Re1 29. b3 cxb3 30. axb3 a5 31. Rc3 Ne5 32. Rc5 Ng6 33. Rxb5 Rb1 34. Rxa5 Rxb3 35. Ra8+ Kh7 36. Ra7 Ne5 37. f4 Ng6 38. Rxf7 Nh4+ 39. Kf1 Kg6 40. Rc7 Rb4 41. Rc6+ Kh7 42. f5 Rf4 43. Rc5 Rb4 44. Ke2 Ng2 45. Kf1 Nf4 46. h4 *", + "Moves": "b4b1 c5c1 b1c1", + "MovesSAN": "Rb1+ Rc1 Rxc1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "4k3/pp2ppbp/6p1/3N4/8/2P5/Pr3PPP/3R2K1 w - - 4 24", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. c3 g6 5. Bc4 Bg7 6. O-O d3 7. Bxd3 Nf6 8. e5 dxe5 9. Nxe5 Nbd7 10. Bf4 Nh5 11. Nxd7 Nxf4 12. Qa4 Nxd3 13. Nc5+ Bd7 14. Nxd7 Qxd7 15. Qxd7+ Kxd7 16. Rd1 Kc7 17. Rxd3 Rad8 18. Rxd8 Rxd8 19. Na3 Rd2 20. Nc4 Rc2 21. Ne3 Rxb2 22. Nd5+ Kd8 23. Rd1 Ke8 *", + "Moves": "d5c7 e8f8 d1d8", + "MovesSAN": "Nc7+ Kf8 Rd8#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "r1b4k/1p3rpp/p1n2b2/5p2/2B5/2P2pP1/PPK2P1P/R3R3 w - - 0 19", + "PGN": "1. e4 e5 2. d3 Nf6 3. Nf3 d5 4. g3 dxe4 5. dxe4 Qxd1+ 6. Kxd1 Nxe4 7. Be3 f5 8. Nbd2 Nd6 9. Bc5 Nc6 10. Bxd6 cxd6 11. Bb5 Be7 12. Re1 O-O 13. c3 Bf6 14. Kc2 e4 15. Nc4 exf3 16. Nxd6 a6 17. Bc4+ Kh8 18. Nf7+ Rxf7 *", + "Moves": "e1e8 f7f8 e8f8", + "MovesSAN": "Re8+ Rf8 Rxf8#", + "Themes": "backRankMate mate mateIn2 middlegame short" + }, + { + "FEN": "5k2/1p2np2/p6p/4bp2/7r/1QN4P/PPPr2P1/6RK b - - 0 24", + "PGN": "1. d4 d5 2. e4 dxe4 3. Nc3 Nf6 4. f3 exf3 5. Nxf3 Bd7 6. Bc4 e6 7. O-O Nc6 8. Bg5 h6 9. Bxf6 gxf6 10. d5 Bc5+ 11. Kh1 Ne7 12. dxe6 Bxe6 13. Qe2 Bxc4 14. Qxc4 Bd6 15. Rad1 f5 16. Nb5 Rg8 17. Ne5 Bxe5 18. Rxd8+ Rxd8 19. Nxc7+ Kf8 20. Nb5 Rd2 21. Rg1 Rg4 22. Qb3 a6 23. Nc3 Rh4 24. h3 *", + "Moves": "h4h3 g2h3 d2h2", + "MovesSAN": "Rxh3+ gxh3 Rh2#", + "Themes": "mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "6k1/R4ppp/1p6/2n1r3/8/5K2/PP4PP/8 w - - 0 34", + "PGN": "1. e4 b6 2. d4 Bb7 3. Nc3 e6 4. f4 c5 5. Be3 Nf6 6. e5 Nd5 7. Qf3 Nxe3 8. Qxb7 Nxc2+ 9. Kd2 Nxa1 10. Qxa8 cxd4 11. Nb5 Qc8 12. Bd3 Bb4+ 13. Ke2 O-O 14. Nf3 a6 15. Nd6 Bxd6 16. exd6 Qc5 17. Rxa1 Qxd6 18. Bxa6 Qxf4 19. Rd1 Qe3+ 20. Kf1 Nc6 21. Qb7 Nb4 22. Rxd4 Nc2 23. Rd3 Qc1+ 24. Kf2 e5 25. Qd5 Qf4 26. Qxe5 Qc1 27. Rxd7 Nb4 28. Rc7 Qd2+ 29. Qe2 Qxe2+ 30. Kxe2 Nxa6 31. Ra7 Nc5 32. Ne5 Re8 33. Kf3 Rxe5 *", + "Moves": "a7a8 e5e8 a8e8", + "MovesSAN": "Ra8+ Re8 Rxe8#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "r1bq1b1r/ppp1k1pp/5n2/4p1Q1/1nB1N3/8/PPPP1PPP/R1B1K2R w KQ - 10 12", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Nxd5 6. Nxf7 Kxf7 7. Qf3+ Ke6 8. Nc3 Nb4 9. Qg4+ Kf6 10. Ne4+ Ke7 11. Qg5+ Nf6 *", + "Moves": "g5e5 c8e6 e5e6", + "MovesSAN": "Qxe5+ Be6 Qxe6#", + "Themes": "mate mateIn2 opening short" + }, + { + "FEN": "8/1RR2p2/2P1pkp1/3p3p/3P2b1/4P1K1/5P1P/r7 b - - 1 46", + "PGN": "1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Bg5 Be7 5. Nc3 c6 6. e3 O-O 7. Be2 h6 8. Bh4 Nbd7 9. O-O Qc7 10. Rc1 a6 11. Qc2 Bd6 12. c5 Be7 13. a3 b5 14. cxb6 Nxb6 15. Ne5 Bb7 16. Bg3 Bd6 17. b4 Rac8 18. Na4 Nbd7 19. Nxd7 Nxd7 20. Bxd6 Qxd6 21. Nc5 Nxc5 22. bxc5 Qe7 23. Qa4 Ra8 24. Rb1 a5 25. Rb6 Rfb8 26. Rfb1 Qc7 27. Qb3 a4 28. Qb4 Ra7 29. g3 g6 30. Bd3 Kg7 31. Bc2 h5 32. Bxa4 Rxa4 33. Qxa4 Ra8 34. Qb3 Ba6 35. a4 Bc4 36. Qb4 Qa7 37. a5 Qxa5 38. Qxa5 Rxa5 39. Rxc6 Kf6 40. Rc7 Ra6 41. c6 Bd3 42. Rbb7 Ra1+ 43. Kg2 Be4+ 44. Kh3 Bf5+ 45. g4 Bxg4+ 46. Kg3 *", + "Moves": "a1g1 g3h4 g6g5", + "MovesSAN": "Rg1+ Kh4 g5#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "6k1/pR1R4/2pB3p/8/3b4/P6P/2r1r1PK/8 b - - 2 35", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. h3 Bc5 4. a3 Nf6 5. Bc4 d6 6. d3 O-O 7. Nc3 Be6 8. Nd5 Nd4 9. Nxd4 Bxd4 10. c3 Bc5 11. O-O c6 12. Nxf6+ Qxf6 13. Bxe6 Qxe6 14. Kh1 f5 15. f4 fxe4 16. fxe5 exd3 17. Bg5 Qxe5 18. Bh4 Qe2 19. Re1 Qxb2 20. Qxd3 Rae8 21. Reb1 Qe2 22. Qxe2 Rxe2 23. Rxb7 Rf4 24. Bg3 Rc4 25. Rf1 h6 26. Rff7 Rxc3 27. Rxg7+ Kf8 28. Rh7 Rc1+ 29. Kh2 Bg1+ 30. Kh1 Bf2+ 31. Kh2 Bg1+ 32. Kh1 Bd4+ 33. Kh2 Kg8 34. Bxd6 Rcc2 35. Rhd7 *", + "Moves": "e2g2 h2h1 g2g1", + "MovesSAN": "Rxg2+ Kh1 Rg1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "1rr4k/4bB1p/3B2p1/p7/5P2/3P4/P1P4P/3K4 w - - 0 26", + "PGN": "1. e4 c5 2. f4 d5 3. Bb5+ Nc6 4. exd5 Qxd5 5. Nc3 Qxg2 6. Qf3 Qxf3 7. Nxf3 Nf6 8. Ne5 Bd7 9. Nxc6 bxc6 10. Ba6 g6 11. d3 Bg7 12. Be3 Rb8 13. Bxc5 Rxb2 14. O-O-O Rb8 15. Bc4 Nd5 16. Nxd5 cxd5 17. Bxd5 O-O 18. Bxe7 Rfe8 19. Bc5 a5 20. Rhe1 Rec8 21. Ba3 Bg4 22. Re7 Bxd1 23. Kxd1 Bf8 24. Bxf7+ Kh8 25. Bd6 Bxe7 *", + "Moves": "d6e5 e7f6 e5f6", + "MovesSAN": "Be5+ Bf6 Bxf6#", + "Themes": "doubleBishopMate endgame fork mate mateIn2 short" + }, + { + "FEN": "r2q1rk1/1pb3p1/p1p1b2B/2P1N3/3Pp3/PP4R1/2B2PPP/6K1 w - - 0 26", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nf3 Nf6 4. Nc3 Qd8 5. d4 c6 6. Be2 e6 7. O-O Be7 8. a3 a6 9. b3 O-O 10. Bb2 Nd5 11. Nxd5 exd5 12. c4 Be6 13. c5 Nd7 14. Re1 h6 15. Bd3 Nf6 16. Ne5 Qc8 17. Bc2 Bg4 18. Qd3 Be6 19. Re3 Bd8 20. Rae1 Bc7 21. Rg3 Qd8 22. Bc1 Ne4 23. Rxe4 dxe4 24. Qxe4 f5 25. Bxh6 fxe4 *", + "Moves": "g3g7 g8h8 e5g6", + "MovesSAN": "Rxg7+ Kh8 Ng6#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "r2qr1k1/1pp3b1/p4n2/4N1NQ/3P4/7P/PP3PP1/R4bK1 w - - 4 23", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 h6 4. O-O Nf6 5. d3 d6 6. h3 Be7 7. c3 O-O 8. Be3 a6 9. Nbd2 Re8 10. d4 exd4 11. cxd4 d5 12. exd5 Nxd5 13. Qb3 Na5 14. Qd3 Nxc4 15. Nxc4 Bd7 16. Nce5 Bb5 17. Qf5 Bxf1 18. Qxf7+ Kh8 19. Bxh6 Bf6 20. Bxg7+ Bxg7 21. Qh5+ Kg8 22. Ng5 Nf6 *", + "Moves": "h5f7 g8h8 e5g6", + "MovesSAN": "Qf7+ Kh8 Ng6#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "5k2/p3R1p1/1p3P1p/5Q2/8/1q6/2pr2PP/7K w - - 6 40", + "PGN": "1. d4 e5 2. dxe5 Nc6 3. e6 fxe6 4. e4 Nf6 5. Nc3 Bb4 6. Bg5 O-O 7. Bxf6 Qxf6 8. Nf3 Bxc3+ 9. bxc3 Qxc3+ 10. Nd2 Nd4 11. Bd3 d5 12. O-O c5 13. exd5 exd5 14. Nb3 Nxb3 15. axb3 Bf5 16. Qh5 Bxd3 17. cxd3 Qxd3 18. Rad1 Qg6 19. Qxd5+ Kh8 20. Rd3 b6 21. Rg3 Qf6 22. Rf3 Qe7 23. Re3 Qf6 24. f3 Rad8 25. Qc4 Rd4 26. Qe2 h6 27. Re1 Rfd8 28. Kh1 Rd2 29. Qc4 Qg6 30. Qf1 Qc2 31. Re8+ Rxe8 32. Rxe8+ Kh7 33. Re1 Qxb3 34. f4 c4 35. f5 c3 36. f6 c2 37. Qf5+ Kg8 38. Re8+ Kf7 39. Re7+ Kf8 *", + "Moves": "f5c8 d2d8 c8d8", + "MovesSAN": "Qc8+ Rd8 Qxd8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "1k5r/ppp3p1/1q3p2/1P2bQ2/P7/3R2r1/2P4p/3R3K w - - 2 33", + "PGN": "1. d4 d5 2. e3 Bf5 3. Nf3 e6 4. Nc3 Bb4 5. Bd2 Nc6 6. a3 Bd6 7. Nh4 Qe7 8. Nxf5 exf5 9. Be2 Nf6 10. O-O O-O-O 11. h3 h5 12. b4 Ng4 13. Bxg4 hxg4 14. Nxd5 Qh4 15. Be1 gxh3 16. g3 h2+ 17. Kh1 Qe4+ 18. f3 Qxd5 19. Bf2 Rh6 20. Qe2 Rdh8 21. e4 fxe4 22. fxe4 Nxd4 23. Bxd4 Qxd4 24. Rad1 Qc3 25. e5 Bxe5 26. Rf3 Qc6 27. b5 Qe6 28. Re3 f6 29. a4 Rg6 30. Red3 Qb6 31. Qe4 Rxg3 32. Qf5+ Kb8 *", + "Moves": "d3d8 h8d8 d1d8", + "MovesSAN": "Rd8+ Rxd8 Rxd8#", + "Themes": "backRankMate mate mateIn2 middlegame short" + }, + { + "FEN": "r5k1/5ppp/1p3b2/2nq4/5B2/P1P3PP/1P2QP2/4R1K1 w - - 0 24", + "PGN": "1. e4 e6 2. Nf3 d5 3. exd5 exd5 4. g3 Nf6 5. h3 c5 6. Bg2 Be7 7. O-O O-O 8. d4 Nc6 9. a3 Bf5 10. Bf4 Rc8 11. c3 Be4 12. Nbd2 cxd4 13. Nxe4 Nxe4 14. Nxd4 Nxd4 15. Qxd4 Bf6 16. Qxa7 Qd7 17. Rad1 Qc6 18. Rfe1 Rfd8 19. Qa5 b6 20. Qa6 Ra8 21. Qe2 Nc5 22. Rxd5 Rxd5 23. Bxd5 Qxd5 *", + "Moves": "e2e8 a8e8 e1e8", + "MovesSAN": "Qe8+ Rxe8 Rxe8#", + "Themes": "backRankMate mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "8/5Rpp/1k6/1B2r3/P3n3/7P/1Pr2P1P/5K1R b - - 0 28", + "PGN": "1. e4 e5 2. Bc4 c6 3. d3 d5 4. exd5 cxd5 5. Bb3 Nc6 6. Nh3 Bxh3 7. gxh3 Nf6 8. Qe2 Qd7 9. Ba4 O-O-O 10. Bg5 e4 11. Nc3 exd3 12. Qxd3 d4 13. Nb5 Bb4+ 14. Bd2 Bxd2+ 15. Kxd2 a6 16. Na7+ Kb8 17. Nxc6+ bxc6 18. Qxa6 Qc7 19. Bxc6 Qa7 20. Qxa7+ Kxa7 21. Rad1 Rc8 22. Bb5 Ne4+ 23. Ke1 Rc5 24. a4 Re5 25. Kf1 Rc8 26. Rxd4 Rxc2 27. Rd7+ Kb6 28. Rxf7 *", + "Moves": "e4d2 f1g2 e5g5", + "MovesSAN": "Nd2+ Kg2 Rg5#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "2kr4/ppp4p/6p1/3Np3/1PP2b2/7K/P3n1P1/3R4 w - - 1 28", + "PGN": "1. e4 e5 2. Bc4 Nf6 3. Nf3 Nc6 4. Ng5 d5 5. exd5 Nxd5 6. Qf3 Be6 7. Nxe6 fxe6 8. Qh5+ g6 9. Qf3 Nd4 10. Qd3 Qf6 11. Bxd5 exd5 12. c3 Nc6 13. Qxd5 Bd6 14. d3 O-O-O 15. h4 Be7 16. Bg5 Rxd5 17. Bxf6 Bxf6 18. c4 Rxd3 19. Nc3 Nd4 20. O-O Bxh4 21. Nd5 Ne2+ 22. Kh1 Rd2 23. Rad1 Rxd1 24. Rxd1 Bxf2 25. Kh2 Bg3+ 26. Kh3 Bf4 27. b4 Rd8 *", + "Moves": "d5e7 c8b8 d1d8", + "MovesSAN": "Ne7+ Kb8 Rxd8#", + "Themes": "backRankMate deflection discoveredAttack endgame mate mateIn2 short" + }, + { + "FEN": "2bR2rk/R7/1B5b/4p3/4P3/2N2K2/PPP4r/8 b - - 7 32", + "PGN": "1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. h3 Bg7 5. f4 O-O 6. Nf3 c5 7. Be3 cxd4 8. Bxd4 Nc6 9. Be3 Nh5 10. g4 Ng3 11. Rg1 Nxf1 12. Kxf1 b6 13. Kf2 Bb7 14. f5 Ne5 15. Bd4 Nxf3 16. Kxf3 e5 17. Be3 Qh4 18. Rg3 h5 19. gxh5 Qxh5+ 20. Kg2 Qxd1 21. Rxd1 Rfd8 22. fxg6 fxg6 23. Rxg6 Kh7 24. Rgxd6 Rg8 25. Kh2 Raf8 26. Rd7 Bc8 27. Rxa7 Rf3 28. Bxb6 Rxh3+ 29. Kg2 Kh8 30. Kf2 Rh2+ 31. Kf3 Bh6 32. Rd8 *", + "Moves": "c8g4 f3g3 h6f4", + "MovesSAN": "Bg4+ Kg3 Bf4#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "k2r4/ppQ4B/2p5/8/2q2n2/7P/PP3PP1/5RK1 b - - 2 23", + "PGN": "1. e4 d5 2. exd5 Nf6 3. Nc3 Nxd5 4. Nf3 Bg4 5. Be2 e6 6. h3 Bxf3 7. Bxf3 c6 8. O-O Qc7 9. Ne4 Nd7 10. c4 N5f6 11. d4 Nxe4 12. Bxe4 O-O-O 13. Qf3 Nb6 14. Bf4 Bd6 15. Bxd6 Qxd6 16. Qxf7 Qxd4 17. Qxe6+ Kb8 18. Rad1 Qxc4 19. Qe5+ Ka8 20. Rxd8+ Rxd8 21. Bxh7 Nd5 22. Qxg7 Nf4 23. Qc7 *", + "Moves": "c4f1 g1f1 d8d1", + "MovesSAN": "Qxf1+ Kxf1 Rd1#", + "Themes": "attraction endgame mate mateIn2 sacrifice short" + }, + { + "FEN": "8/6q1/1P3ppk/7p/4P2K/6PP/3Q4/5B2 b - - 3 51", + "PGN": "1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 Bg4 5. e3 Nbd7 6. g3 e5 7. dxe5 Nxe5 8. Bg2 Bxf3 9. Bxf3 Nxc4 10. O-O Be7 11. Qb3 Nb6 12. Na4 Nxa4 13. Qxa4 O-O 14. b4 b5 15. Qb3 Nd7 16. Bb2 Bf6 17. Bxf6 Qxf6 18. Rac1 Ne5 19. Bg2 Qh6 20. a4 Ng4 21. h3 Ne5 22. axb5 cxb5 23. Qxd5 Rfe8 24. Qxb5 Rad8 25. Qa5 Qf6 26. Qxa7 Nd3 27. Rcd1 Nxf2 28. Rxd8 Rxd8 29. Rxf2 Rd1+ 30. Rf1 Rxf1+ 31. Bxf1 g6 32. Qb8+ Kg7 33. Qc7 Qf3 34. Qf4 Qd1 35. Kg2 Qd2+ 36. Qf2 Qd5+ 37. Kg1 Qe6 38. b5 Qb6 39. e4 Qa5 40. Qd4+ Kg8 41. Qd5 Qa7+ 42. Kg2 Qa2+ 43. Kf3 Qa3+ 44. Kg4 Qe3 45. b6 h5+ 46. Kh4 Qh6 47. Qg5 Qg7 48. Qd8+ Kh7 49. Qg5 f6 50. Qd5 Kh6 51. Qd2+ *", + "Moves": "g6g5 d2g5 g7g5", + "MovesSAN": "g5+ Qxg5+ Qxg5#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r6k/p5p1/2Q4p/5r2/2p5/P1P2pPq/1P3P1P/R5RK b - - 6 28", + "PGN": "1. d4 d5 2. Bf4 Nf6 3. e3 e6 4. Bd3 c5 5. c3 c4 6. Bc2 Nc6 7. Nf3 Bd6 8. Bg3 O-O 9. Nbd2 b5 10. a3 Bb7 11. e4 dxe4 12. Nxe4 Nxe4 13. Bxe4 h6 14. Qc2 f5 15. Bxc6 Bxc6 16. Bxd6 Qxd6 17. Qe2 Bxf3 18. Qxf3 e5 19. dxe5 Qxe5+ 20. Qe2 Qd6 21. O-O f4 22. Qf3 Qg6 23. Qd5+ Kh8 24. Qxb5 f3 25. g3 Qg4 26. Kh1 Qh3 27. Rg1 Rf5 28. Qc6 *", + "Moves": "h3h2 h1h2 f5h5", + "MovesSAN": "Qxh2+ Kxh2 Rh5#", + "Themes": "attraction endgame mate mateIn2 sacrifice short" + }, + { + "FEN": "6k1/p4p2/4pBp1/r6p/5P1K/7P/6r1/2R5 w - - 2 37", + "PGN": "1. e4 Nf6 2. Nc3 d5 3. exd5 Nxd5 4. Nf3 Nxc3 5. bxc3 g6 6. Bb2 Bg7 7. Bc4 O-O 8. h3 c5 9. O-O Nc6 10. d4 cxd4 11. cxd4 Qc7 12. Bb3 Rd8 13. c3 e6 14. Qe2 Na5 15. Rfe1 b6 16. Rac1 Bb7 17. Ne5 Rac8 18. f4 Bd5 19. Bxd5 Rxd5 20. c4 Rdd8 21. c5 bxc5 22. Rxc5 Qb6 23. Ba3 Nb7 24. Rb5 Qa6 25. Qb2 Nd6 26. Rb3 Nc4 27. Nxc4 Qxc4 28. Rb4 Bxd4+ 29. Kh2 Bxb2 30. Rxc4 Rxc4 31. Bxb2 Rc2 32. Bf6 Rdd2 33. Rg1 h5 34. Kg3 Rxa2 35. Kh4 Rxg2 36. Rc1 Ra5 *", + "Moves": "c1c8 g8h7 c8h8", + "MovesSAN": "Rc8+ Kh7 Rh8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "5rk1/5p2/4p2q/6p1/1P4Q1/P5p1/5P1P/3RR1K1 b - - 0 29", + "PGN": "1. d4 Nf6 2. Nf3 e6 3. e3 c5 4. c4 cxd4 5. exd4 Bb4+ 6. Bd2 Qe7 7. a3 Bxd2+ 8. Nbxd2 b6 9. Bd3 Bb7 10. O-O Nc6 11. Re1 O-O 12. d5 Nd8 13. Qc2 Qd6 14. dxe6 dxe6 15. Ne4 Nxe4 16. Bxe4 Bxe4 17. Qxe4 Nc6 18. Ng5 g6 19. Rad1 Qc5 20. b4 Qxg5 21. Qxc6 Rac8 22. Qb7 Rxc4 23. Qxa7 Rg4 24. g3 h5 25. Qxb6 h4 26. Qc5 Qh6 27. Qe3 g5 28. Qf3 hxg3 29. Qxg4 *", + "Moves": "h6h2 g1f1 h2f2", + "MovesSAN": "Qxh2+ Kf1 Qxf2#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "7k/p2Q2p1/1p3r2/4R3/3P3K/2P4P/8/6r1 b - - 2 43", + "PGN": "1. e4 b6 2. d4 e6 3. f3 Bb7 4. c3 c5 5. Be3 cxd4 6. cxd4 Bb4+ 7. Nc3 Ne7 8. a3 Bxc3+ 9. bxc3 O-O 10. Bd3 Ng6 11. Ne2 d5 12. e5 Ba6 13. O-O Bxd3 14. Qxd3 Nc6 15. Nf4 Na5 16. Nxg6 hxg6 17. f4 Nc4 18. Rf3 Rc8 19. Rh3 Rc7 20. g4 Qc8 21. a4 Nb2 22. Qe2 Nc4 23. Rf1 Qa6 24. f5 exf5 25. gxf5 gxf5 26. Qh5 f6 27. exf6 Rxf6 28. Qe8+ Rf8 29. Qe6+ Rcf7 30. Rxf5 Nxe3 31. Rxe3 Qxa4 32. Qxd5 Qd1+ 33. Rf1 Qh5 34. Qxh5 Rxf1+ 35. Kg2 R8f2+ 36. Kg3 Rf8 37. Qd5+ Kh8 38. Qd7 Rg1+ 39. Kh3 Rf6 40. Re4 Rf3+ 41. Kh4 Rf2 42. h3 Rf6 43. Re5 *", + "Moves": "f6h6 e5h5 g7g5", + "MovesSAN": "Rh6+ Rh5 g5#", + "Themes": "endgame mate mateIn2 queenRookEndgame short" + }, + { + "FEN": "3r3k/1p4pp/p4p2/3p2n1/P5q1/1P2Q1P1/2PN1P1P/4R1K1 w - - 1 33", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nxd4 5. Qxd4 e6 6. Bc4 a6 7. a4 Qc7 8. Qc3 Ne7 9. Bd3 Qd8 10. Be3 Nc6 11. O-O f6 12. Nd2 Bd6 13. g3 O-O 14. Nc4 Bc7 15. Qb3 Kh8 16. Bb6 d5 17. Bxc7 Qxc7 18. exd5 exd5 19. Nd2 Be6 20. Qa3 Bh3 21. Rfe1 Rad8 22. Bf1 Bxf1 23. Rxf1 Ne5 24. Nf3 Nc4 25. Qc3 Qd7 26. b3 Nd6 27. Rfe1 Ne4 28. Qd4 Qh3 29. Nd2 Ng5 30. Re3 Rfe8 31. Rae1 Rxe3 32. Qxe3 Qg4 *", + "Moves": "e3e8 d8e8 e1e8", + "MovesSAN": "Qe8+ Rxe8 Rxe8#", + "Themes": "backRankMate endgame mate mateIn2 sacrifice short" + }, + { + "FEN": "8/7p/6pk/3P1p2/1P4n1/2Q3PP/1P2q1P1/4N1K1 b - - 0 34", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. e3 c6 5. Nf3 Nbd7 6. cxd5 cxd5 7. Bd3 a6 8. O-O Bd6 9. Bd2 b5 10. Rc1 Bb7 11. Ne2 O-O 12. Ng3 g6 13. Qe2 e5 14. dxe5 Nxe5 15. Nd4 Nxd3 16. Qxd3 Bxg3 17. fxg3 Ne4 18. Bb4 Re8 19. Nf3 a5 20. Qxb5 axb4 21. Qxb7 Rb8 22. Qc6 f5 23. Rfd1 Nf6 24. Rc5 Rc8 25. Qb5 Rxc5 26. Qxc5 b3 27. axb3 Kg7 28. b4 Ng4 29. Re1 d4 30. exd4 Rxe1+ 31. Nxe1 Qe8 32. Qc3 Qe2 33. d5+ Kh6 34. h3 *", + "Moves": "e2f2 g1h1 f2f1", + "MovesSAN": "Qf2+ Kh1 Qf1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "1k6/ppp3r1/8/P1b5/4R3/7P/1PPr4/R6K w - - 1 26", + "PGN": "1. e4 e5 2. f4 exf4 3. Nf3 d6 4. d4 Nf6 5. Nc3 h6 6. Bxf4 Bg4 7. Be2 Nc6 8. O-O Be7 9. h3 Bh5 10. Qd2 Bg6 11. e5 dxe5 12. Nxe5 Nxe5 13. Bxe5 Ne4 14. Nxe4 Bxe4 15. Bxg7 Rg8 16. Qxh6 Qxd4+ 17. Kh1 Qxg7 18. Qxg7 Rxg7 19. Rf2 O-O-O 20. Bg4+ Kb8 21. a4 Bc5 22. Re2 f5 23. a5 fxg4 24. Rxe4 gxh3 25. gxh3 Rd2 *", + "Moves": "e4e8 d2d8 e8d8", + "MovesSAN": "Re8+ Rd8 Rxd8#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "2b5/8/p4k2/1pNB2p1/1P1P1p2/5K2/P3N1P1/1r6 b - - 0 43", + "PGN": "1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Bg5 Be7 5. e3 h6 6. Bh4 O-O 7. Nc3 b6 8. Qc2 Bb7 9. cxd5 exd5 10. Bd3 Ne4 11. Bxe7 Qxe7 12. O-O Nd7 13. Rfd1 Ndf6 14. Ne2 Rfe8 15. Rac1 Nxf2 16. Kxf2 Ng4+ 17. Kg3 Nxe3 18. Qxc7 Nxd1 19. Qxe7 Rxe7 20. Rxd1 Rc8 21. Nc3 a6 22. Bf5 Rce8 23. Rd2 g6 24. Bd3 f5 25. Ne5 Kg7 26. Na4 Re6 27. Rc2 Rc8 28. Rxc8 Bxc8 29. h4 Kf6 30. Kf4 g5+ 31. hxg5+ hxg5+ 32. Kf3 Rd6 33. Nc3 b5 34. b4 Bb7 35. Ne2 Rd8 36. Bb1 Rc8 37. Nd3 Rh8 38. Nc5 Bc8 39. Ng3 f4 40. Ne2 Rh1 41. Bc2 Ra1 42. Bb3 Rb1 43. Bxd5 *", + "Moves": "b1f1 f3e4 c8f5", + "MovesSAN": "Rf1+ Ke4 Bf5#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "3rkr2/2p3R1/2pp1p1p/8/4P3/3P4/PPP1q3/1K4Q1 w - - 3 29", + "PGN": "1. e4 e5 2. Nc3 Nc6 3. Bc4 Nf6 4. d3 Bc5 5. f4 exf4 6. Bxf4 d6 7. Nf3 Bg4 8. h3 Bxf3 9. gxf3 Qe7 10. Qd2 O-O-O 11. O-O-O h6 12. h4 Nd4 13. Be3 Nxf3 14. Qf2 Bxe3+ 15. Qxe3 Ne5 16. Bb3 Nfg4 17. Qxa7 Nf2 18. Ba4 Nc6 19. Qa8+ Kd7 20. Bxc6+ bxc6 21. Qa7 Nxd1 22. Rxd1 Qxh4 23. Rf1 Qg5+ 24. Kb1 f6 25. Ne2 Qg2 26. Rg1 Qxe2 27. Rxg7+ Ke8 28. Qg1 Rf8 *", + "Moves": "g1g6 f8f7 g6f7", + "MovesSAN": "Qg6+ Rf7 Qxf7#", + "Themes": "attackingF2F7 endgame mate mateIn2 short" + }, + { + "FEN": "5rk1/1b3p1p/3P1Qp1/1Bp1r3/8/2N1q2P/PP4P1/3R1R1K b - - 0 23", + "PGN": "1. d4 b6 2. c4 Bb7 3. Nc3 e6 4. e4 a6 5. Bd3 c5 6. d5 e5 7. f4 d6 8. Nf3 exf4 9. Bxf4 Nd7 10. O-O Be7 11. e5 dxe5 12. Nxe5 Nxe5 13. Bxe5 Bf6 14. Qh5 g6 15. Qf3 Qe7 16. Bxf6 Nxf6 17. Qxf6 Qe3+ 18. Kh1 O-O 19. Rad1 Rae8 20. h3 b5 21. cxb5 axb5 22. Bxb5 Re5 23. d6 *", + "Moves": "e3h3 h1g1 h3g2", + "MovesSAN": "Qxh3+ Kg1 Qxg2#", + "Themes": "kingsideAttack mate mateIn2 middlegame pin short" + }, + { + "FEN": "6k1/bb2qp1p/p3pp2/1p2P2Q/2r5/8/PPB2PPP/4R1K1 w - - 0 24", + "PGN": "1. e4 c5 2. Nf3 d6 3. Bc4 e6 4. O-O a6 5. c3 Nc6 6. d4 cxd4 7. cxd4 Be7 8. Nc3 b5 9. Bb3 Bb7 10. e5 dxe5 11. dxe5 Qc7 12. Re1 Rd8 13. Qc2 Bc5 14. Bg5 Nge7 15. Rad1 Rxd1 16. Qxd1 O-O 17. Bc2 Rd8 18. Qe2 Nd4 19. Nxd4 Rxd4 20. Ne4 Ba7 21. Bxe7 Qxe7 22. Qh5 Rc4 23. Nf6+ gxf6 *", + "Moves": "h5h7 g8f8 h7h8", + "MovesSAN": "Qxh7+ Kf8 Qh8#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "6k1/4R1p1/8/7K/2r5/5P1P/6r1/4R3 b - - 0 45", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Nc3 Bc5 5. O-O d6 6. d3 h6 7. Be3 Bxe3 8. fxe3 O-O 9. d4 exd4 10. exd4 Bg4 11. d5 Ne5 12. Be2 Nxf3+ 13. Bxf3 Bxf3 14. Rxf3 Re8 15. Qd3 c6 16. dxc6 bxc6 17. Rd1 Qb6+ 18. Kh1 Qxb2 19. Rd2 Qc1+ 20. Rf1 Qa3 21. Rf3 Rab8 22. Qxd6 Qxd6 23. Rxd6 Nxe4 24. Rd1 Nxc3 25. Rxc3 Rb2 26. a4 Ra2 27. Rxc6 Rxa4 28. h3 Ra2 29. c4 Ree2 30. Rc8+ Kh7 31. Rg1 Rac2 32. Rc7 f6 33. Rxa7 Rxc4 34. Rf7 Rf2 35. Kh2 Rcc2 36. Rd7 f5 37. Kg3 f4+ 38. Kg4 f3 39. gxf3 Rc4+ 40. Kg3 Rcc2 41. Rf7 Kg8 42. Re7 h5 43. Rge1 Rg2+ 44. Kh4 Rc4+ 45. Kxh5 *", + "Moves": "g7g6 h5h6 c4h4", + "MovesSAN": "g6+ Kh6 Rh4#", + "Themes": "endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "r5nr/ppp4p/2n3p1/3R4/4p2k/7P/Pq3PP1/2B2RK1 w - - 3 23", + "PGN": "1. e4 e6 2. Nf3 d5 3. c4 dxe4 4. Ne5 Bd6 5. Qh5 g6 6. Nxf7 Kxf7 7. Qh3 e5 8. c5 Bxh3 9. Bc4+ Be6 10. Bxe6+ Kxe6 11. O-O Bxc5 12. Nc3 Nc6 13. Nxe4 Qd5 14. Ng5+ Kf6 15. d4 Bxd4 16. Nf3 e4 17. Bg5+ Kf5 18. Nxd4+ Qxd4 19. Rad1 Qxb2 20. Rd5+ Kg4 21. h3+ Kh5 22. Bc1+ Kh4 *", + "Moves": "c1g5 h4h5 g2g4", + "MovesSAN": "Bg5+ Kh5 g4#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "2r2rk1/ppq2p2/2n4p/3p1N2/3P4/2P2Q2/PP4P1/R6K w - - 0 22", + "PGN": "1. d4 d5 2. f4 e6 3. Nf3 c5 4. e3 Nc6 5. c3 cxd4 6. exd4 Bd6 7. Bd3 Qc7 8. O-O Bxf4 9. Nh4 Bxh2+ 10. Kh1 Nf6 11. Nd2 Bg3 12. Ndf3 e5 13. Bg5 Ng4 14. Bf5 Nf2+ 15. Rxf2 Bxf2 16. Bxc8 Rxc8 17. Nf5 O-O 18. Qd2 e4 19. Qxf2 exf3 20. Qxf3 h6 21. Bxh6 gxh6 *", + "Moves": "f3g4 g8h7 g4g7", + "MovesSAN": "Qg4+ Kh7 Qg7#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "r1bq3k/ppp2Ppp/3p4/5n2/5P2/4Q3/P5PP/5RK1 w - - 1 22", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bxb4 5. c3 Bc5 6. d4 exd4 7. cxd4 Bb4+ 8. Nbd2 Nge7 9. Qb3 O-O 10. d5 Bxd2+ 11. Bxd2 Nb8 12. e5 d6 13. e6 fxe6 14. dxe6 Kh8 15. O-O Nbc6 16. Ng5 Ne5 17. f4 Nxc4 18. Nf7+ Rxf7 19. exf7 Nxd2 20. Qe3 Nxf1 21. Rxf1 Nf5 *", + "Moves": "e3e8 d8e8 f7e8q", + "MovesSAN": "Qe8+ Qxe8 fxe8=Q#", + "Themes": "advancedPawn backRankMate endgame mate mateIn2 promotion short" + }, + { + "FEN": "r4n2/p3Q1p1/2q5/4P1B1/3P4/2P5/1PB1k3/2K5 b - - 3 34", + "PGN": "1. d4 c6 2. e4 d5 3. e5 Bf5 4. Nc3 e6 5. g4 Bg6 6. Nge2 h5 7. Nf4 Qh4 8. Nxg6 fxg6 9. Be2 Bb4 10. Qd3 Ne7 11. Bd2 hxg4 12. O-O-O Nf5 13. Rdg1 Qxf2 14. Rxg4 Rxh2 15. Rxh2 Qxh2 16. Rxg6 Qh1+ 17. Bd1 Nd7 18. Rxe6+ Ne7 19. Qg6+ Kd8 20. Bg5 Nf8 21. Rd6+ Kc8 22. Qe8+ Kc7 23. Qxe7+ Kb6 24. Nxd5+ Ka6 25. Nxb4+ Kb5 26. a4+ Ka5 27. Nxc6+ bxc6 28. Qc7+ Kxa4 29. c3+ Kb5 30. Qb7+ Kc4 31. Qb4+ Kd3 32. Rxc6 Qxc6 33. Bc2+ Ke2 34. Qe7 *", + "Moves": "c6h1 c2d1 h1d1", + "MovesSAN": "Qh1+ Bd1+ Qxd1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "2k2br1/pbq5/1pn1pp1p/3p4/1PpP4/P1P1B1PP/3N3N/R2Q1RK1 b - - 0 19", + "PGN": "1. e4 d5 2. e5 e6 3. d4 Ne7 4. c3 Nd7 5. Nf3 c5 6. Be3 b6 7. a3 Bb7 8. Nbd2 Qc7 9. Nb3 O-O-O 10. Bb5 f6 11. Bxd7+ Rxd7 12. O-O c4 13. Nbd2 Nc6 14. exf6 gxf6 15. b4 h6 16. h3 Rg7 17. Nh2 Rhg8 18. g3 Rxg3+ 19. fxg3 *", + "Moves": "c7g3 g1h1 g3g2", + "MovesSAN": "Qxg3+ Kh1 Qg2#", + "Themes": "fork mate mateIn2 middlegame short" + }, + { + "FEN": "r4r1k/1p4qp/p2p2pQ/2pB2N1/P1P4R/3b2PP/1P6/6K1 w - - 0 28", + "PGN": "1. c4 e6 2. Nc3 Nf6 3. g3 c5 4. Bg2 Nc6 5. e4 g6 6. d3 Bg7 7. Nge2 O-O 8. O-O a6 9. Be3 d6 10. a4 Nb4 11. Qd2 Ng4 12. h3 Nxe3 13. Qxe3 Nc2 14. Qd2 Nxa1 15. Rxa1 Bd7 16. f4 e5 17. Rf1 exf4 18. Nxf4 f5 19. Ncd5 fxe4 20. Bxe4 Be5 21. Nc3 Qg5 22. Bd5+ Kh8 23. Ne4 Bxf4 24. Rxf4 Qe5 25. Rh4 Bf5 26. Qh6 Qg7 27. Ng5 Bxd3 *", + "Moves": "h6h7 g7h7 h4h7", + "MovesSAN": "Qxh7+ Qxh7 Rxh7#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "2b3k1/2N3pp/2p2p2/1pb2P2/p3PB2/2Pr4/1P3RPP/RN5K b - - 0 24", + "PGN": "1. d4 e5 2. dxe5 Nc6 3. Nf3 Qe7 4. Qd5 Nb4 5. Qc4 a5 6. a3 b5 7. Qb3 a4 8. Qxb4 Qxb4+ 9. axb4 Bxb4+ 10. c3 Be7 11. Nd4 c6 12. f4 Bb7 13. e4 Nh6 14. Bd3 O-O 15. O-O f6 16. e6 dxe6 17. Nxe6 Rfe8 18. Nc7 Rad8 19. Nxe8 Rxd3 20. Nc7 Bc8 21. f5 Bc5+ 22. Kh1 Ng4 23. Bf4 Nf2+ 24. Rxf2 *", + "Moves": "d3d1 f2f1 d1f1", + "MovesSAN": "Rd1+ Rf1 Rxf1#", + "Themes": "backRankMate mate mateIn2 middlegame short" + }, + { + "FEN": "r1bqr1k1/p2p1ppp/2p2b2/4R3/3P4/8/PPP1QPPP/R1B3K1 w - - 1 15", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. Re1 Nf6 6. Nc3 Bc5 7. Nxe5 Nxe5 8. Rxe5+ Be7 9. Nd5 Nxd5 10. Rxd5 c6 11. Bxc6 bxc6 12. Re5 O-O 13. Qe2 Re8 14. d4 Bf6 *", + "Moves": "e5e8 d8e8 e2e8", + "MovesSAN": "Rxe8+ Qxe8 Qxe8#", + "Themes": "fork mate mateIn2 middlegame short" + }, + { + "FEN": "8/pp3kpp/2pbqp2/3p4/3P1n2/2P2NP1/PPN2P1P/4QK2 b - - 0 25", + "PGN": "1. e4 e6 2. d3 d5 3. exd5 exd5 4. Nf3 Bd6 5. d4 c6 6. Bd3 Ne7 7. O-O Bf5 8. Re1 O-O 9. Bg5 f6 10. Bh4 Nd7 11. c3 Re8 12. Na3 Bxd3 13. Qxd3 Nf8 14. Nc2 Qd7 15. Re2 Nfg6 16. Bg3 Nf4 17. Bxf4 Bxf4 18. Rae1 Bd6 19. Re6 Ng6 20. Qe2 Kf7 21. Rxe8 Rxe8 22. Qd2 Rxe1+ 23. Qxe1 Qe6 24. Kf1 Nf4 25. g3 *", + "Moves": "e6h3 f1g1 h3g2", + "MovesSAN": "Qh3+ Kg1 Qg2#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r4rk1/pbq2p2/1p3np1/2p3N1/1P5R/4b2Q/P4PPP/5RK1 w - - 0 23", + "PGN": "1. d4 d5 2. c4 c6 3. Nc3 e6 4. e4 dxe4 5. Nxe4 Nf6 6. Nc3 b6 7. Nf3 Bd6 8. Bd3 O-O 9. O-O Nbd7 10. Bg5 Qc7 11. Rc1 c5 12. d5 exd5 13. Nxd5 Nxd5 14. cxd5 Bb7 15. Be3 Nf6 16. b4 Nxd5 17. Bxh7+ Kxh7 18. Ng5+ Kg8 19. Qh5 Nf6 20. Qh3 Bf4 21. Rc4 Bxe3 22. Rh4 g6 *", + "Moves": "h4h8 g8g7 h3h6", + "MovesSAN": "Rh8+ Kg7 Qh6#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "r4r1k/pp4p1/8/3B2N1/2p2bb1/2P3P1/PP4K1/R7 w - - 0 28", + "PGN": "1. Nf3 e5 2. Nxe5 Nc6 3. Nxc6 dxc6 4. g3 Nf6 5. Bg2 Bc5 6. c3 Ng4 7. d4 Bb6 8. e4 c5 9. h3 Nxf2 10. Kxf2 O-O 11. Be3 cxd4 12. Bxd4 c5 13. Be3 Qf6+ 14. Qf3 Qe5 15. Nd2 f5 16. Bf4 c4+ 17. Ke2 Qe6 18. Rhe1 fxe4 19. Qxe4 Qd7 20. Qd5+ Qxd5 21. Bxd5+ Kh8 22. Ne4 Bxh3 23. Rh1 Bg4+ 24. Kf1 Be3 25. Rxh7+ Kxh7 26. Ng5+ Kh8 27. Kg2 Bxf4 *", + "Moves": "a1h1 g4h3 h1h3", + "MovesSAN": "Rh1+ Bh3+ Rxh3#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "6R1/4b2p/p2p2pk/3q1P2/5PQ1/3P3P/6PK/1r6 w - - 0 40", + "PGN": "1. e4 d6 2. d4 c6 3. Nf3 g6 4. Bd3 f6 5. O-O Bg7 6. Nc3 Nh6 7. Bd2 Nf7 8. Re1 O-O 9. a4 Re8 10. a5 a6 11. Na4 Nd7 12. d5 Rb8 13. Be3 c5 14. b4 b6 15. bxc5 bxc5 16. Qe2 Nde5 17. Nxe5 Nxe5 18. Nb6 Qc7 19. Nxc8 c4 20. Nxe7+ Rxe7 21. Bb6 Qc8 22. f4 cxd3 23. cxd3 Nd7 24. Rac1 Qe8 25. Qa2 Nxb6 26. axb6 Rxb6 27. Rb1 Reb7 28. Rxb6 Rxb6 29. Rc1 Qb8 30. Qc4 Bf8 31. h3 Kf7 32. Qa4 Be7 33. Qd7 Qb7 34. Qe6+ Kf8 35. Rc8+ Kg7 36. Rg8+ Kh6 37. Qg4 f5 38. exf5 Rb1+ 39. Kh2 Qxd5 *", + "Moves": "g8g6 h7g6 g4g6", + "MovesSAN": "Rxg6+ hxg6 Qxg6#", + "Themes": "endgame mate mateIn2 sacrifice short" + }, + { + "FEN": "4rbk1/7R/pq1pbnp1/1p4N1/7Q/P6P/1P3PP1/6K1 w - - 0 28", + "PGN": "1. e4 c5 2. Nf3 e6 3. c3 a6 4. d4 cxd4 5. cxd4 d6 6. Nc3 Nf6 7. h3 Be7 8. Bd3 Nbd7 9. O-O O-O 10. Be3 b5 11. a3 Bb7 12. Rc1 Rc8 13. Qc2 h6 14. Qd2 e5 15. Bxh6 gxh6 16. Qxh6 Re8 17. Ng5 Bf8 18. Qh4 exd4 19. e5 Nxe5 20. Bh7+ Kg7 21. Ne2 Rxc1 22. Rxc1 Ng6 23. Bxg6 fxg6 24. Nxd4 Qb6 25. Nde6+ Kg8 26. Rc7 Bd5 27. Rh7 Bxe6 *", + "Moves": "h7h8 g8g7 h4h6", + "MovesSAN": "Rh8+ Kg7 Qh6#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "6k1/5ppp/p2p4/2rP4/8/P4P1P/6P1/1R4K1 w - - 1 28", + "PGN": "1. e4 e5 2. Nf3 d6 3. d4 exd4 4. Qxd4 Qf6 5. Nc3 Qxd4 6. Nxd4 Nf6 7. Bd3 Be7 8. O-O O-O 9. h3 b6 10. Nf5 Bd8 11. Ne3 Bb7 12. f3 Nc6 13. a3 Re8 14. Bd2 a6 15. Rac1 b5 16. Rce1 Ne5 17. Ned5 Nxd3 18. cxd3 Nxd5 19. Nxd5 Bxd5 20. exd5 Rxe1 21. Rxe1 Bf6 22. Bc3 Bxc3 23. bxc3 Rc8 24. Rb1 c6 25. c4 bxc4 26. dxc4 cxd5 27. cxd5 Rc5 *", + "Moves": "b1b8 c5c8 b8c8", + "MovesSAN": "Rb8+ Rc8 Rxc8#", + "Themes": "backRankMate endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "r4k2/6p1/PP3p1p/3pp2q/3P1n2/2P2P2/3Q3P/R3R2K b - - 2 34", + "PGN": "1. d4 Nf6 2. Bf4 c5 3. e3 cxd4 4. exd4 d5 5. c3 Nc6 6. Nd2 Bf5 7. Ngf3 e6 8. Bb5 Bd6 9. Bg5 O-O 10. O-O Nb8 11. Re1 a6 12. Ba4 b5 13. Bc2 Bxc2 14. Qxc2 Nc6 15. Ne5 Na5 16. Ndf3 Be7 17. b4 Nc4 18. Nc6 Qd7 19. Nxe7+ Qxe7 20. a4 h6 21. Bh4 Nd6 22. Ne5 Nde4 23. f3 Ng5 24. Qd3 Nh5 25. axb5 Nh3+ 26. gxh3 Qxh4 27. bxa6 Nf4 28. Qd2 Nxh3+ 29. Kg2 f6 30. Ng6 Qh5 31. Nxf8 Kxf8 32. b5 e5 33. b6 Nf4+ 34. Kh1 *", + "Moves": "h5f3 h1g1 f4h3", + "MovesSAN": "Qxf3+ Kg1 Nh3#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "3R4/4k1pp/p2Nb3/4p3/1P6/r7/5B2/6K1 w - - 1 39", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. Nc3 b5 6. Bb3 Be7 7. O-O O-O 8. d4 d6 9. d5 Na5 10. a3 Nxb3 11. cxb3 Bg4 12. h3 Bh5 13. g4 Bg6 14. Re1 Qd7 15. b4 Nxg4 16. hxg4 Qxg4+ 17. Kh1 Qh3+ 18. Nh2 Bh5 19. f3 Bh4 20. Rg1 f5 21. Qf1 Qxf1 22. Rxf1 fxe4 23. fxe4 Rxf1+ 24. Nxf1 Be1 25. Be3 Bxc3 26. bxc3 Bf3+ 27. Kg1 Bxe4 28. Rd1 Rf8 29. Ng3 Rf3 30. Bf2 Bg6 31. Rc1 Bf7 32. c4 bxc4 33. Rxc4 Bxd5 34. Rxc7 Rxa3 35. Rd7 Bc4 36. Nf5 Be6 37. Rd8+ Kf7 38. Nxd6+ Ke7 *", + "Moves": "f2h4 g7g5 h4g5", + "MovesSAN": "Bh4+ g5 Bxg5#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "2r5/pp2P1kp/6p1/5p2/2Bq4/8/P1PbQPPP/5K1R b - - 0 27", + "PGN": "1. e4 Nc6 2. d4 g6 3. d5 Nb8 4. Qd4 Nf6 5. e5 Ng8 6. e6 f6 7. Qe4 dxe6 8. dxe6 Qd6 9. Bc4 Nc6 10. Nc3 Bg7 11. Bf4 Qc5 12. Nd5 f5 13. Nxc7+ Kf8 14. Qe2 Bxb2 15. Rd1 Bc3+ 16. Kf1 Nf6 17. Bh6+ Kg8 18. Rd8+ Nxd8 19. Nxa8 Nc6 20. Nc7 Ne4 21. Nf3 Nd4 22. Nxd4 Qxd4 23. Nd5 Nd2+ 24. Bxd2 Bxd2 25. Nxe7+ Kg7 26. Nxc8 Rxc8 27. e7 *", + "Moves": "d4a1 e2d1 a1d1", + "MovesSAN": "Qa1+ Qd1 Qxd1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "2bqr3/5kpp/4p3/4Q1P1/4B3/pPp4P/P4P2/2K1R2R b - - 1 23", + "PGN": "1. d4 e6 2. Bf4 d5 3. Nf3 c5 4. e3 cxd4 5. exd4 Bd6 6. Ne5 Bxe5 7. dxe5 f6 8. Bd3 Nc6 9. c3 Nxe5 10. Bxe5 fxe5 11. Qh5+ Kf8 12. Nd2 Nf6 13. Qxe5 Kf7 14. O-O-O a5 15. Rde1 Re8 16. h3 a4 17. g4 a3 18. b3 b5 19. g5 Ne4 20. Nxe4 dxe4 21. Bxe4 b4 22. Bxa8 bxc3 23. Be4 *", + "Moves": "d8d2 c1b1 d2b2", + "MovesSAN": "Qd2+ Kb1 Qb2#", + "Themes": "mate mateIn2 middlegame queensideAttack short" + }, + { + "FEN": "r3N2k/5Qp1/4p2p/3p4/3P4/4PbP1/4qP1P/5RK1 b - - 2 28", + "PGN": "1. d4 d5 2. Nf3 Bf5 3. g3 Nf6 4. Bg2 e6 5. O-O c6 6. Bg5 Bd6 7. Nbd2 Nbd7 8. e3 h6 9. Bxf6 Nxf6 10. c4 O-O 11. c5 Bc7 12. b4 b6 13. Nb3 a5 14. cxb6 Bxb6 15. bxa5 Bxa5 16. Nxa5 Qxa5 17. Qd2 Qa3 18. Ne5 Ne4 19. Bxe4 Bxe4 20. Nxc6 Rfc8 21. Ne5 Rc2 22. Qd1 Rxa2 23. Rxa2 Qxa2 24. Qh5 f6 25. Qf7+ Kh8 26. Nd7 Qe2 27. Nxf6 Bf3 28. Ne8 *", + "Moves": "e2f1 g1f1 a8a1", + "MovesSAN": "Qxf1+ Kxf1 Ra1#", + "Themes": "attraction endgame mate mateIn2 sacrifice short" + }, + { + "FEN": "6k1/5rpp/p5q1/1p1p4/3PpQ2/P1P5/1P4PP/5RK1 w - - 6 33", + "PGN": "1. e4 c6 2. Nf3 d5 3. exd5 cxd5 4. d4 Bf5 5. Be2 a6 6. O-O e6 7. Be3 Nf6 8. c3 Bd6 9. Nbd2 O-O 10. Nb3 Nbd7 11. Bd3 Bxd3 12. Qxd3 Rc8 13. Rac1 b5 14. a3 Qb6 15. Ne5 Rc7 16. Nd2 Rfc8 17. f4 Bf8 18. Ndf3 Ne4 19. Nxd7 Rxd7 20. Ne5 Rdc7 21. f5 f6 22. Ng4 Be7 23. fxe6 Qxe6 24. Nf2 f5 25. Nxe4 fxe4 26. Qd2 Bf6 27. Bg5 Rf8 28. Bxf6 Rxf6 29. Rxf6 Qxf6 30. Rf1 Qd6 31. Qf2 Qg6 32. Qf4 Rf7 *", + "Moves": "f4b8 f7f8 f1f8", + "MovesSAN": "Qb8+ Rf8 Rxf8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "8/p7/4r2k/3R3p/4rp2/2Q3bR/PPP3P1/5K2 b - - 0 36", + "PGN": "1. d4 e5 2. dxe5 Nc6 3. Nf3 Bc5 4. Nc3 Nge7 5. Bg5 h6 6. Bh4 g5 7. Bg3 Nf5 8. e4 Nxg3 9. hxg3 g4 10. Nh2 Nxe5 11. f4 gxf3 12. Nxf3 Ng4 13. Bc4 d6 14. Qd5 Bf2+ 15. Kd2 Be6 16. Qb5+ c6 17. Qxb7 Bxc4 18. Qxc6+ Kf8 19. Qxc4 Rc8 20. Qd5 Rc5 21. Qd3 Ne5 22. Nxe5 Rxe5 23. Rad1 Qg5+ 24. Ke2 Bxg3 25. Qxd6+ Kg7 26. Qd3 Rhe8 27. Kf1 f5 28. Rh3 f4 29. Qd7+ R8e7 30. Qd3 h5 31. Nd5 Re8 32. Qf3 Rxe4 33. Qc3+ Kh6 34. Qc6+ R8e6 35. Qc3 Qxd5 36. Rxd5 *", + "Moves": "e4e1 c3e1 e6e1", + "MovesSAN": "Re1+ Qxe1 Rxe1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "3R4/pp2Nppk/7p/8/1P2n3/PQ4P1/5P1P/4qBK1 b - - 0 32", + "PGN": "1. Nf3 d5 2. g3 c6 3. Bg2 Nf6 4. O-O Qc7 5. d4 e6 6. c4 Be7 7. cxd5 exd5 8. Nc3 O-O 9. Bf4 Qb6 10. Qc2 Bg4 11. Ne5 Nbd7 12. Nxg4 Nxg4 13. Rad1 h6 14. e4 dxe4 15. Nxe4 Ngf6 16. Rfe1 Bb4 17. Re2 Rad8 18. a3 Be7 19. b4 Rfe8 20. d5 Nxd5 21. Rxd5 cxd5 22. Bc7 Qb5 23. Nc3 Qc6 24. Bxd8 Rxd8 25. Rxe7 Rc8 26. Re3 Nf6 27. Qb3 Rd8 28. Rd3 Qe6 29. Nxd5 Qe1+ 30. Bf1 Ne4 31. Ne7+ Kh7 32. Rxd8 *", + "Moves": "e1f2 g1h1 f2f1", + "MovesSAN": "Qxf2+ Kh1 Qxf1#", + "Themes": "deflection endgame mate mateIn2 short" + }, + { + "FEN": "5rk1/pp4pp/4N3/1b1p4/3P4/5r1Q/PP4PP/2R3K1 b - - 0 28", + "PGN": "1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. c3 c5 6. Ngf3 Nc6 7. Bd3 Qb6 8. O-O cxd4 9. cxd4 Be7 10. Qc2 f6 11. exf6 Nxf6 12. Nb3 Nb4 13. Qc3 Nxd3 14. Qxd3 O-O 15. Bg5 Bd7 16. Rfe1 Rfe8 17. Ne5 Bb5 18. Qh3 Ne4 19. Bxe7 Rxe7 20. Rac1 Rf8 21. f3 Ng5 22. Qg4 Nf7 23. Nxf7 Rexf7 24. Qxe6 Qd8 25. Qh3 Qg5 26. Nc5 Rxf3 27. Ne6 Qxc1 28. Rxc1 *", + "Moves": "f3f1 c1f1 f8f1", + "MovesSAN": "Rf1+ Rxf1 Rxf1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "1b4k1/3q1ppp/1p3n2/1Pp4r/2P1p2P/2N1P1P1/P2PQP1K/R5R1 b - - 0 24", + "PGN": "1. b4 e5 2. Bb2 d6 3. e3 Nf6 4. Nf3 Be6 5. c4 c5 6. b5 b6 7. Bd3 e4 8. Bc2 exf3 9. Qxf3 Bg4 10. Qxa8 Nbd7 11. Qxa7 Ne5 12. Bxe5 dxe5 13. O-O Bd6 14. Bd1 Bb8 15. Qb7 O-O 16. Bxg4 Nxg4 17. h3 Nf6 18. Qf3 e4 19. Qe2 Qc7 20. g3 Re8 21. Nc3 Re5 22. Kh2 Rh5 23. Rg1 Qd7 24. h4 *", + "Moves": "h5h4 h2g2 d7h3", + "MovesSAN": "Rxh4+ Kg2 Qh3#", + "Themes": "mate mateIn2 middlegame pin short" + }, + { + "FEN": "3R4/1p5k/1q3rpp/8/5p2/3Q4/5P2/2K5 w - - 0 47", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. O-O Bc5 5. Re1 h6 6. h3 O-O 7. c3 Re8 8. d3 d6 9. Nbd2 Ne7 10. b4 Bb6 11. a4 a6 12. Nf1 Ng6 13. Ne3 Nh5 14. Nd5 Ba7 15. b5 Nh4 16. Bb2 axb5 17. axb5 c6 18. b6 cxd5 19. Rxa7 dxc4 20. Rxa8 Nxg2 21. Kxg2 Bxh3+ 22. Kxh3 Qxa8 23. dxc4 Qc8+ 24. Kh2 Qg4 25. Ng1 Qh4+ 26. Kg2 Nf4+ 27. Kf1 Re6 28. Bc1 Rg6 29. Bxf4 exf4 30. Qf3 Qg5 31. Ke2 Qc5 32. Kd1 Qxc4 33. Qe2 Qxc3 34. Qc2 Qd4+ 35. Kc1 Qxb6 36. Rd1 Kh7 37. e5 dxe5 38. Nf3 Kh8 39. Nxe5 Re6 40. Nxf7+ Kg8 41. Rd8+ Kxf7 42. Qf5+ Rf6 43. Rd7+ Kg8 44. Qd5+ Kh8 45. Rd8+ Kh7 46. Qd3+ g6 *", + "Moves": "d3d7 f6f7 d7f7", + "MovesSAN": "Qd7+ Rf7 Qxf7#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "3r1rk1/ppp1qpp1/bb6/4P1Np/4N3/7P/P4PPB/1QnR3K w - - 0 29", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bxb4 5. c3 Ba5 6. d4 exd4 7. O-O Nf6 8. Bg5 h6 9. Bh4 d6 10. Qb3 O-O 11. cxd4 Bb6 12. e5 Na5 13. Qa4 dxe5 14. dxe5 Nxc4 15. Qxc4 Qd5 16. Qc2 Ng4 17. Nc3 Qc5 18. Bg3 h5 19. h3 Nh6 20. Ng5 Bf5 21. Qb2 Bd3 22. Rfd1 Rad8 23. Rac1 Nf5 24. Nce4 Qe7 25. Bh2 Ba6 26. Qc2 Nd4 27. Qb1 Ne2+ 28. Kh1 Nxc1 *", + "Moves": "e4f6 g7f6 b1h7", + "MovesSAN": "Nf6+ gxf6 Qh7#", + "Themes": "clearance kingsideAttack mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "r7/5Q1p/4p1pk/8/5PP1/p3q2P/R6K/8 w - - 0 45", + "PGN": "1. d4 c6 2. c4 d5 3. Nc3 Nf6 4. Bg5 Nbd7 5. Nf3 g6 6. e3 Bg7 7. Rc1 O-O 8. Bd3 b6 9. h3 Qc7 10. Bf4 Qd8 11. cxd5 cxd5 12. Nb5 a5 13. Bc7 Qe8 14. Bh2 Qd8 15. O-O Ba6 16. Bc7 Qe8 17. Ne5 Nxe5 18. dxe5 Ne4 19. Bxe4 dxe4 20. a4 Bxb5 21. axb5 Qxb5 22. Qd4 Bxe5 23. Qxe4 Bxc7 24. Rxc7 e6 25. b4 Rac8 26. Rxc8 Rxc8 27. bxa5 bxa5 28. Rb1 Qc4 29. Qe5 Qc2 30. Rb8 a4 31. Rb2 Qc1+ 32. Kh2 a3 33. Ra2 Ra8 34. Qe4 Qc7+ 35. g3 Ra7 36. Qb4 Qa5 37. Qb8+ Kg7 38. Qb3 Qa4 39. Qc3+ Kh6 40. g4 Qa5 41. Qh8 Ra8 42. Qf6 Qg5 43. Qxf7 Qe5+ 44. f4 Qxe3 *", + "Moves": "g4g5 h6h5 f7h7", + "MovesSAN": "g5+ Kh5 Qxh7#", + "Themes": "deflection endgame mate mateIn2 short" + }, + { + "FEN": "4k2r/3q1pbp/2Q1p3/3p2BP/6P1/P3pP2/1P2N3/n2K3R w k - 1 21", + "PGN": "1. d4 d5 2. Nc3 Bf5 3. Bf4 e6 4. e3 c5 5. f3 Nc6 6. g4 Bg6 7. Nb5 Rc8 8. h4 cxd4 9. h5 Bxc2 10. Qxc2 dxe3 11. a3 Nd4 12. Qa4 Nc2+ 13. Kd1 Rc6 14. Nxa7 Nxa1 15. Bb5 Ne7 16. Ne2 g5 17. Bxg5 Bg7 18. Nxc6 Nxc6 19. Bxc6+ bxc6 20. Qxc6+ Qd7 *", + "Moves": "c6a8 d7c8 a8c8", + "MovesSAN": "Qa8+ Qc8 Qxc8#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "5R2/6kp/6p1/2PQ4/3b4/8/3r2PP/7K b - - 0 34", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. Bb5 Nf6 4. e5 Nd5 5. O-O Nc7 6. Bxc6 dxc6 7. Re1 g6 8. Nc3 Bg7 9. a4 O-O 10. Ne4 b6 11. a5 Bf5 12. d3 Nb5 13. c3 c4 14. axb6 cxd3 15. c4 Nd4 16. bxa7 Nxf3+ 17. Qxf3 Bxe4 18. Qxe4 d2 19. Bxd2 Qxd2 20. Qxc6 Rxa7 21. Rab1 Ra2 22. Qb7 Qc2 23. Rec1 Qf5 24. Qxe7 Bxe5 25. c5 Bxb2 26. Rd1 Bf6 27. Qb7 Qxf2+ 28. Kh1 Bd4 29. Rf1 Qh4 30. Qd5 Rd2 31. Rb7 Qf2 32. Rxf7 Qxf1+ 33. Rxf1+ Kg7 34. Rxf8 *", + "Moves": "d2d1 f8f1 d1f1", + "MovesSAN": "Rd1+ Rf1 Rxf1#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "1k6/p2n1q2/1pQb4/3p2B1/3Pn3/4P3/PP4PN/R1R3K1 b - - 0 25", + "PGN": "1. d4 d5 2. Bf4 e6 3. e3 Nf6 4. c3 Bd6 5. Bg3 b6 6. Nd2 Bb7 7. Ngf3 Qe7 8. Ne5 Nbd7 9. f4 Ne4 10. Ndf3 O-O-O 11. Qa4 Kb8 12. Ba6 f6 13. Bxb7 Kxb7 14. Nc6 Qf7 15. Nxd8+ Rxd8 16. O-O h5 17. Be1 h4 18. Bxh4 Rh8 19. c4 c6 20. cxd5 exd5 21. Rfc1 g5 22. Qxc6+ Kb8 23. fxg5 fxg5 24. Bxg5 Rxh2 25. Nxh2 *", + "Moves": "f7f2 g1h1 e4g3", + "MovesSAN": "Qf2+ Kh1 Ng3#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "q3r3/2b2p2/7Q/1p1p1k2/4n3/2P4P/1P3PP1/4R1K1 w - - 0 30", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Bc5 6. c3 b5 7. Bc2 d6 8. d4 Bb6 9. Nbd2 O-O 10. d5 Ne7 11. a4 Bb7 12. h3 c6 13. dxc6 Bxc6 14. Re1 Ng6 15. Nf1 h6 16. Be3 Bc7 17. Ng3 Nf4 18. Bxf4 exf4 19. Nf5 Re8 20. N3d4 Bxe4 21. Bxe4 Nxe4 22. axb5 axb5 23. Rxa8 Qxa8 24. Qg4 g6 25. Nxh6+ Kg7 26. Qxf4 d5 27. Ndf5+ gxf5 28. Nxf5+ Kf6 29. Qh6+ Kxf5 *", + "Moves": "g2g4 f5e5 f2f4", + "MovesSAN": "g4+ Ke5 f4#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "6rk/pp3p1p/2p2P2/6Q1/8/8/q4nPP/4R1K1 w - - 1 33", + "PGN": "1. e4 e5 2. d4 exd4 3. c3 dxc3 4. Nxc3 Be7 5. Bc4 Nf6 6. e5 O-O 7. exf6 Bxf6 8. Nge2 c6 9. O-O d5 10. Bb3 Bg4 11. Qc2 Nd7 12. Bf4 Re8 13. Ng3 Be5 14. Be3 d4 15. f3 Be6 16. f4 Bf6 17. f5 Bxb3 18. Qxb3 dxe3 19. Rad1 e2 20. Ncxe2 Qb6+ 21. Kh1 Nc5 22. Qf3 Qxb2 23. Nh5 Qxe2 24. Nxf6+ gxf6 25. Qg3+ Kh8 26. Qh4 Ne4 27. Rde1 Nf2+ 28. Kg1 Qxa2 29. Qxf6+ Kg8 30. Qg5+ Kh8 31. f6 Rxe1 32. Rxe1 Rg8 *", + "Moves": "g5g8 h8g8 e1e8", + "MovesSAN": "Qxg8+ Kxg8 Re8#", + "Themes": "attraction endgame mate mateIn2 sacrifice short" + }, + { + "FEN": "5k2/p2q1rp1/1p5p/4Q3/1P6/5PP1/6P1/4R1K1 w - - 4 42", + "PGN": "1. e4 d5 2. e5 c5 3. Nf3 Nc6 4. d4 f6 5. exf6 Nxf6 6. c3 Bf5 7. Bd3 Bxd3 8. Qxd3 e6 9. O-O Bd6 10. Bg5 O-O 11. Re1 Qd7 12. Ne5 Qc7 13. Nd2 Nxe5 14. dxe5 Bxe5 15. Nf3 Ne4 16. Nxe5 Qxe5 17. Bh4 Qf4 18. Bg3 Qf5 19. f3 Nxg3 20. hxg3 Rae8 21. Re3 Qg5 22. Kf2 Qf6 23. Rae1 Rf7 24. a3 Rd7 25. Qb5 Qf7 26. Qxc5 b6 27. Qd4 Qf5 28. b4 Rc7 29. a4 Qc2+ 30. R1e2 Qxa4 31. Rxe6 Rxe6 32. Rxe6 Qc2+ 33. Re2 Qxc3 34. Qxd5+ Kf8 35. Qf5+ Rf7 36. Qb5 Qd4+ 37. Kf1 Qd1+ 38. Re1 Qd8 39. Qh5 h6 40. Qe5 Qd3+ 41. Kg1 Qd7 *", + "Moves": "e5b8 d7e8 e1e8", + "MovesSAN": "Qb8+ Qe8 Rxe8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r1bq3r/ppppk1pp/1b6/4P2B/1P1P4/8/P5PP/RNBn1RK1 w - - 2 13", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. b4 Bb6 7. e5 Ng4 8. Bxf7+ Kf8 9. Nxd4 Nxd4 10. cxd4 Nxf2 11. O-O Nxd1 12. Bh5+ Ke7 *", + "Moves": "c1g5 e7e6 h5f7", + "MovesSAN": "Bg5+ Ke6 Bf7#", + "Themes": "mate mateIn2 opening short" + }, + { + "FEN": "4r1k1/pp1nrp1p/1q3PpP/7R/3p2P1/3B4/PPP3Q1/1K4R1 b - - 0 24", + "PGN": "1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Nxf6+ exf6 6. Nf3 Be7 7. h4 O-O 8. h5 Re8 9. Bd3 Bd6+ 10. Be3 Bf4 11. Qe2 Bg4 12. O-O-O Bxf3 13. Qxf3 Bxe3+ 14. fxe3 Qa5 15. Kb1 Qg5 16. Rde1 Nd7 17. h6 g6 18. g4 Re7 19. e4 Rae8 20. Reg1 Qa5 21. Qg2 c5 22. Rh5 Qb6 23. e5 cxd4 24. exf6 *", + "Moves": "e7e1 g1e1 e8e1", + "MovesSAN": "Re1+ Rxe1 Rxe1#", + "Themes": "mate mateIn2 middlegame queensideAttack short" + }, + { + "FEN": "8/7R/1p6/5rp1/8/4Bk1P/Pr1R1P2/5K2 b - - 2 35", + "PGN": "1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 d5 5. e3 O-O 6. Bd3 c5 7. O-O Nc6 8. Qc2 Nb4 9. Qd1 Nxd3 10. Qxd3 cxd4 11. exd4 Bf5 12. Qe2 dxc4 13. Qxc4 Rc8 14. Qb4 b6 15. Re1 e6 16. Ne5 Nd5 17. Nxd5 Qxd5 18. g4 f6 19. gxf5 fxe5 20. dxe5 Rc4 21. Qd6 Rg4+ 22. Kf1 Qc4+ 23. Re2 Bxe5 24. Qxe5 Rxf5 25. Qxe6+ Qxe6 26. Rxe6 Rc4 27. Be3 Kf7 28. Rd6 Rc2 29. Rad1 g5 30. Rd7+ Kg6 31. Rxa7 Rxb2 32. Rd6+ Kh5 33. Rxh7+ Kg4 34. h3+ Kf3 35. Rd2 *", + "Moves": "b2b1 d2d1 b1d1", + "MovesSAN": "Rb1+ Rd1 Rxd1#", + "Themes": "endgame master mate mateIn2 short" + }, + { + "FEN": "6k1/8/3pN1r1/3Pn2Q/p3PNp1/5P2/P5PK/2r5 b - - 1 40", + "PGN": "1. e4 g6 2. d4 Bg7 3. Be3 d6 4. f3 c6 5. Qd2 b5 6. Nc3 a5 7. Bd3 b4 8. Nce2 Ba6 9. Ng3 Bxd3 10. cxd3 Nd7 11. N1e2 Ngf6 12. O-O O-O 13. Bh6 Rc8 14. h4 c5 15. d5 Ne5 16. Rad1 Qb6 17. Kh1 c4 18. d4 Nd3 19. h5 Qb5 20. Qg5 Bxh6 21. Qxh6 c3 22. bxc3 bxc3 23. hxg6 fxg6 24. Rxd3 Qxd3 25. Nf4 Qxf1+ 26. Nxf1 c2 27. Ne6 Rf7 28. Qc1 Nd7 29. Ne3 Nf8 30. Ng5 Rg7 31. Nxc2 h6 32. Nh3 e5 33. Qd2 Nd7 34. dxe5 Nxe5 35. Nd4 a4 36. Qxh6 g5 37. Ne6 Rg6 38. Qh5 Rc1+ 39. Kh2 g4 40. Nhf4 *", + "Moves": "g4g3 h2h3 c1h1", + "MovesSAN": "g3+ Kh3 Rh1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "8/p4Npk/4R3/3p2Pp/P4r2/1P5r/8/6K1 w - - 0 43", + "PGN": "1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Qb6 6. Be2 Nge7 7. O-O Nf5 8. g4 Nfe7 9. Kh1 h5 10. g5 cxd4 11. cxd4 Nf5 12. Nc3 Bd7 13. Rb1 Ncxd4 14. Nxd4 Qxd4 15. Qb3 Bc6 16. Bb5 Qxe5 17. Bxc6+ bxc6 18. Qb7 Rd8 19. Qxc6+ Rd7 20. Qa4 Bd6 21. f4 Qd4 22. Qxd4 Nxd4 23. Be3 Nf5 24. Bd2 O-O 25. Rbe1 Rb8 26. b3 Bb4 27. Nb1 Bxd2 28. Nxd2 Rc8 29. Nf3 Rdc7 30. Ne5 Rc2 31. a4 Rb2 32. Rf3 Rcc2 33. h3 Rh2+ 34. Kg1 Nd4 35. Rc3 Rbg2+ 36. Kf1 Nf5 37. Rc8+ Kh7 38. Rc3 Ng3+ 39. Rxg3 Rxg3 40. Nxf7 Rf3+ 41. Kg1 Rhxh3 42. Rxe6 Rxf4 *", + "Moves": "g5g6 h7g8 e6e8", + "MovesSAN": "g6+ Kg8 Re8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "7k/5r1p/2R2p2/R4N2/3PP1n1/1r4P1/5PP1/6K1 b - - 1 31", + "PGN": "1. e4 e5 2. Nf3 d6 3. Bc4 Be6 4. Bb5+ c6 5. Ba4 b5 6. Bb3 d5 7. Qe2 d4 8. c3 Bxb3 9. axb3 dxc3 10. bxc3 Nd7 11. d4 exd4 12. cxd4 Nb6 13. Bg5 f6 14. Bf4 g5 15. Bg3 Bd6 16. Bxd6 Qxd6 17. O-O Nh6 18. Nc3 b4 19. Na4 Nxa4 20. Rxa4 O-O 21. Qc4+ Rf7 22. Rxb4 Qd7 23. Rd1 g4 24. Nh4 Kh8 25. Rc1 g3 26. hxg3 Ng4 27. Qxc6 Qxc6 28. Rxc6 a5 29. Ra4 Rb8 30. Rxa5 Rxb3 31. Nf5 *", + "Moves": "b3b1 c6c1 b1c1", + "MovesSAN": "Rb1+ Rc1 Rxc1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r2r1qk1/pp3p1p/2p1bpnQ/7N/4P3/2N5/PPP1B1PP/R6K w - - 4 20", + "PGN": "1. e4 e6 2. d3 d5 3. Bd2 dxe4 4. dxe4 e5 5. Nc3 Nf6 6. f3 Bb4 7. Nge2 c6 8. Qc1 Be6 9. Ng3 Nbd7 10. Be2 O-O 11. O-O Qb6+ 12. Be3 Bc5 13. Bxc5 Qxc5+ 14. Kh1 Rfd8 15. f4 exf4 16. Rxf4 Ne5 17. Rxf6 gxf6 18. Qh6 Ng6 19. Nh5 Qf8 *", + "Moves": "h5f6 g8h8 h6h7", + "MovesSAN": "Nxf6+ Kh8 Qxh7#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "2r2k2/5p2/6R1/P2Qp1p1/8/6P1/1q6/6K1 w - - 1 41", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Nf5 d6 7. Bb5 Bxf5 8. exf5 Rc8 9. Bg5 Be7 10. O-O O-O 11. Re1 Re8 12. Nd5 Nxd5 13. Bxe7 Ndxe7 14. f6 gxf6 15. Bd3 Ng6 16. h4 Nxh4 17. Qg4+ Ng6 18. Re3 Nd4 19. c3 Ne6 20. Rh3 Ng5 21. Rh2 Qb6 22. Qh5 Qxb2 23. Rb1 Qxc3 24. Qd1 Qc6 25. Bb5 Qc7 26. Bxe8 Rxe8 27. Qd5 Qd7 28. Rxb7 Qf5 29. Rh5 Qf4 30. Rxg5 fxg5 31. g3 Qf6 32. Rxa7 h5 33. a4 h4 34. Rd7 hxg3 35. fxg3 Rf8 36. Rxd6 Qf5 37. a5 Qb1+ 38. Kg2 Qb2+ 39. Kg1 Rc8 40. Rxg6+ Kf8 *", + "Moves": "d5d6 f8e8 g6g8", + "MovesSAN": "Qd6+ Ke8 Rg8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "3r1r1k/ppp3pp/4Q1n1/q5N1/3b4/1B4pP/PP3PP1/R3R1K1 w - - 0 26", + "PGN": "1. e4 e5 2. Bc4 Nc6 3. c3 Nf6 4. d3 Bc5 5. h3 d6 6. Bb3 Be6 7. Bc2 d5 8. exd5 Nxd5 9. Nf3 Qf6 10. O-O O-O 11. Re1 Qd8 12. Bg5 f6 13. Bh4 Nf4 14. Bg3 Ng6 15. d4 exd4 16. Rxe6 Qd5 17. Re1 Rad8 18. cxd4 Nxd4 19. Nxd4 Bxd4 20. Nc3 Qg5 21. Ne4 Qa5 22. Qe2 f5 23. Ng5 f4 24. Bb3+ Kh8 25. Qe6 fxg3 *", + "Moves": "e6g8 f8g8 g5f7", + "MovesSAN": "Qg8+ Rxg8 Nf7#", + "Themes": "kingsideAttack mate mateIn2 middlegame sacrifice short smotheredMate" + }, + { + "FEN": "2rq2r1/5p1k/p2p4/1p2p1R1/4P3/1N2QP1P/PPP5/1K6 w - - 1 29", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nb3 Be6 8. f3 Be7 9. Qd2 h5 10. O-O-O Nbd7 11. Bd3 Rc8 12. Kb1 b5 13. h3 h4 14. Rdg1 Nb6 15. g3 hxg3 16. Rxg3 O-O 17. Bh6 Nh5 18. Rg2 Kh7 19. Be3 Bc4 20. Rhg1 g6 21. Ne2 Bxd3 22. Qxd3 Nc4 23. Ng3 Nxg3 24. Rxg3 Nxe3 25. Qxe3 Bh4 26. Rg4 g5 27. Rxg5 Bxg5 28. Rxg5 Rg8 *", + "Moves": "g5h5 h7g6 e3h6", + "MovesSAN": "Rh5+ Kg6 Qh6#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "8/P2r1pkp/1Q2p1p1/4P3/6qn/2R5/1P3P2/R4K2 b - - 5 35", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. Bc4 d6 4. O-O g6 5. c3 Bg7 6. Re1 Bg4 7. h3 Ne5 8. Bb5+ Bd7 9. Bxd7+ Qxd7 10. d4 cxd4 11. cxd4 Nxf3+ 12. gxf3 Qxh3 13. Re3 Bh6 14. Rb3 b6 15. Nc3 e6 16. Nb5 Rc8 17. Nxd6+ Kd7 18. Nxc8 Kxc8 19. Rc3+ Kd7 20. Qa4+ Ke7 21. Qxa7+ Kf6 22. e5+ Kg7 23. Rc7 Qf5 24. Bxh6+ Nxh6 25. Rc3 Qg5+ 26. Kf1 Rd8 27. Qxb6 Rd7 28. a4 Qd2 29. a5 Nf5 30. a6 Nxd4 31. a7 Qe2+ 32. Kg1 Nxf3+ 33. Kg2 Nh4+ 34. Kg1 Qg4+ 35. Kf1 *", + "Moves": "d7d1 a1d1 g4d1", + "MovesSAN": "Rd1+ Rxd1 Qxd1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "rn3rk1/ppq2p1p/3b1P1p/3pN3/2pP4/2P5/PP2Q1PP/R4nK1 w - - 0 18", + "PGN": "1. e4 c5 2. f4 e6 3. Nf3 d5 4. exd5 exd5 5. d4 Nf6 6. Be2 Bd6 7. O-O O-O 8. c3 Bf5 9. Bd3 Bg6 10. f5 Bh5 11. Qc2 c4 12. Be2 Qc7 13. Ne5 Bxe2 14. Qxe2 Ne4 15. Nd2 Nxd2 16. f6 Nxf1 17. Bh6 gxh6 *", + "Moves": "e2g4 g8h8 g4g7", + "MovesSAN": "Qg4+ Kh8 Qg7#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "2k4r/pp3p2/2qP2p1/5p2/1P6/PQ4Kn/2R4P/R7 b - - 0 29", + "PGN": "1. e4 c5 2. f4 Nc6 3. Nf3 g6 4. d4 cxd4 5. Bd3 Bg7 6. O-O d5 7. e5 e6 8. a3 Nge7 9. g4 h5 10. Ng5 hxg4 11. Qxg4 Nf5 12. Bxf5 exf5 13. Qg3 Qb6 14. b4 d3+ 15. Be3 d4 16. Bf2 dxc2 17. Nd2 Qb5 18. Qb3 Nd8 19. Nc4 Bf8 20. Bxd4 Be6 21. Nxe6 Nxe6 22. Bc3 Bc5+ 23. Rf2 Nxf4 24. Nd6+ Bxd6 25. exd6 Nh3+ 26. Kg2 Qc6+ 27. Kg3 O-O-O 28. Bxh8 Rxh8 29. Rxc2 *", + "Moves": "f5f4 g3g4 f7f5", + "MovesSAN": "f4+ Kg4 f5#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "6rk/6pb/p1p1r3/1pPpBp1q/5P2/1PQ1P1R1/P4KP1/8 w - - 2 45", + "PGN": "1. e3 d5 2. Nf3 e6 3. d4 Nf6 4. Bd3 Be7 5. b3 a6 6. Bb2 b5 7. O-O Bb7 8. c4 c6 9. c5 O-O 10. Ne5 Nbd7 11. Nd2 h6 12. Ndf3 Rb8 13. Qc2 Ra8 14. Be2 Ne4 15. Bc1 Bf6 16. Nxd7 Qxd7 17. Ne5 Bxe5 18. dxe5 Qc7 19. Bb2 Qe7 20. Bd4 Rfd8 21. f3 Ng5 22. Rad1 Rac8 23. h4 Nh7 24. Bd3 Nf8 25. f4 Qxh4 26. Rf3 Rb8 27. Rh3 Qe7 28. Rf1 f5 29. Rff3 Ng6 30. Rfg3 Nh4 31. Qc3 Kh8 32. Be2 Bc8 33. Qe1 Bd7 34. Bd3 Be8 35. Rxh4 Qxh4 36. Bxf5 exf5 37. e6 Bg6 38. Kf2 Qh5 39. Qc3 Rg8 40. Be5 Rbe8 41. Rh3 Qg4 42. Rxh6+ Bh7 43. Rh3 Rxe6 44. Rg3 Qh5 *", + "Moves": "e5g7 g8g7 c3g7", + "MovesSAN": "Bxg7+ Rxg7 Qxg7#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "8/5ppk/8/P6p/8/5QPP/3q1n1K/5R2 b - - 4 47", + "PGN": "1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Bf4 e6 5. a3 c5 6. cxd5 exd5 7. e3 a6 8. Be2 cxd4 9. Qxd4 Nc6 10. Qc3 Bd6 11. Bxd6 Qxd6 12. O-O O-O 13. Nbd2 Bf5 14. Rac1 Rfc8 15. Qb3 Na5 16. Qa4 Qb6 17. b4 Nc6 18. Nh4 Bg6 19. Nxg6 hxg6 20. Bf3 Qb5 21. Qb3 Rd8 22. Rfd1 Rd7 23. Nf1 Rad8 24. Ng3 Ne5 25. Be2 Qb6 26. a4 d4 27. exd4 Rxd4 28. Rxd4 Qxd4 29. a5 Neg4 30. Rf1 Qf4 31. h3 Ne5 32. Bd1 Rd3 33. Qc2 Rxg3 34. fxg3 Qxb4 35. Qa4 Qc3 36. Bf3 Nh5 37. Bxh5 gxh5 38. Qe8+ Kh7 39. Qa4 Qxg3 40. Qe4+ Kg8 41. Qxb7 Nd3 42. Qxa6 Qe3+ 43. Kh1 Nf2+ 44. Kh2 Qf4+ 45. g3 Qd2 46. Qa8+ Kh7 47. Qf3 *", + "Moves": "f2g4 h2g1 d2h2", + "MovesSAN": "Ng4+ Kg1 Qh2#", + "Themes": "doubleCheck endgame mate mateIn2 short" + }, + { + "FEN": "6rk/pp4pp/1n1Q4/7r/3B1p2/1P1P1PqP/P2P2P1/R5RK b - - 4 29", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Bc4 Nxe4 4. Qe2 d5 5. Bd3 Bd6 6. Bxe4 dxe4 7. Qxe4 O-O 8. O-O f5 9. Qd5+ Kh8 10. Nxe5 Qf6 11. Nd3 Nd7 12. Nc3 Nb6 13. Qf3 Bd7 14. b3 Bc6 15. Qh3 f4 16. f3 Bd7 17. Qh5 Be8 18. Qa5 Qh6 19. Ne4 Bg6 20. Nxd6 cxd6 21. Qb4 Bxd3 22. cxd3 Rf5 23. Bb2 Rh5 24. Qd4 Rg8 25. h3 Qg6 26. Kh1 Qg3 27. Qxd6 Rg5 28. Rg1 Rh5 29. Bd4 *", + "Moves": "h5h3 g2h3 g3h3", + "MovesSAN": "Rxh3+ gxh3 Qxh3#", + "Themes": "kingsideAttack mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "5r2/6Rp/1pk5/8/1PnRb3/7B/P5P1/K7 b - - 0 29", + "PGN": "1. d4 e5 2. dxe5 Nc6 3. Bf4 Qe7 4. Nc3 Nxe5 5. Nd5 Qd6 6. Nf3 f6 7. e4 Ne7 8. Nxe5 fxe5 9. Qh5+ Ng6 10. Bxe5 Qxe5 11. Qxe5+ Nxe5 12. Nxc7+ Kd8 13. Nxa8 b6 14. O-O-O Bc5 15. f4 Be3+ 16. Kb1 Bxf4 17. Bb5 Bb7 18. Nxb6 axb6 19. Rd4 Rf8 20. Rhd1 Bxh2 21. Bxd7 Kc7 22. Bh3 Bc6 23. b4 Bg3 24. c4 Bf2 25. R4d2 Bxe4+ 26. Ka1 Nxc4 27. Rd7+ Kc6 28. Rxg7 Bd4+ 29. Rxd4 *", + "Moves": "f8f1 d4d1 f1d1", + "MovesSAN": "Rf1+ Rd1 Rxd1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "2kr3r/1p3R1p/p1p1p3/8/4B3/1R6/2P3PP/7K b - - 0 24", + "PGN": "1. Nc3 d5 2. d4 Bf5 3. Bg5 Nf6 4. Bxf6 gxf6 5. f3 e6 6. e4 dxe4 7. fxe4 Bg6 8. Nf3 Bb4 9. Bd3 Nc6 10. O-O Nxd4 11. Nxd4 Bc5 12. Ne2 Bxd4+ 13. Nxd4 Qxd4+ 14. Kh1 O-O-O 15. Qf3 Qxb2 16. Rab1 Qxa2 17. Qxf6 Qa5 18. Rb5 Qd2 19. Ra1 a6 20. Rb3 Bxe4 21. Bxe4 Qd1+ 22. Qf1 Qxf1+ 23. Rxf1 c6 24. Rxf7 *", + "Moves": "d8d1 f7f1 d1f1", + "MovesSAN": "Rd1+ Rf1 Rxf1#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "r2qr2k/pp4p1/4b1Qb/3p4/4n1P1/1P5P/PB3P2/3R1RK1 w - - 1 24", + "PGN": "1. Nf3 c5 2. b3 Nc6 3. Bb2 Nf6 4. e3 e6 5. c4 Be7 6. d4 cxd4 7. exd4 d5 8. cxd5 exd5 9. Bd3 O-O 10. h3 Bb4+ 11. Nbd2 Re8+ 12. Ne5 Nd7 13. Bxh7+ Kxh7 14. Qh5+ Kg8 15. Qxf7+ Kh8 16. Qh5+ Kg8 17. Qf7+ Kh8 18. O-O Ncxe5 19. dxe5 Bxd2 20. e6 Nf6 21. Rad1 Bxe6 22. Qg6 Bh6 23. g4 Ne4 *", + "Moves": "g6h6 h8g8 h6g7", + "MovesSAN": "Qxh6+ Kg8 Qxg7#", + "Themes": "kingsideAttack mate mateIn2 middlegame pin short" + }, + { + "FEN": "2k1r3/1p1r1p2/7R/p2RBQ2/1q3PP1/bP6/P1P5/1K6 b - - 0 31", + "PGN": "1. e4 d5 2. Nf3 dxe4 3. Ng5 Nf6 4. Nc3 Bf5 5. b3 h6 6. Nh3 e6 7. Bb2 c6 8. Nf4 Bd6 9. g3 e5 10. Nh5 Nbd7 11. h3 Qc7 12. g4 Bg6 13. Nxf6+ Nxf6 14. h4 Qd7 15. Bh3 Qc7 16. h5 Bh7 17. Qe2 g5 18. hxg6 Bxg6 19. O-O-O a5 20. Bg2 O-O-O 21. Nxe4 Nxe4 22. Bxe4 Bxe4 23. Qxe4 Bc5 24. Qf5+ Rd7 25. Bxe5 Ba3+ 26. Kb1 Qd8 27. f4 Re8 28. d4 Qb6 29. Rxh6 Qb4 30. d5 cxd5 31. Rxd5 *", + "Moves": "b4e1 d5d1 e1d1", + "MovesSAN": "Qe1+ Rd1 Qxd1#", + "Themes": "mate mateIn2 middlegame queensideAttack short" + }, + { + "FEN": "8/2p5/1p1k1p2/3Pp2p/PP2P2q/4bP2/2R3QP/7K b - - 0 42", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Bc5 5. c3 d6 6. cxd4 Bb6 7. Nc3 Nf6 8. Bb3 O-O 9. O-O Re8 10. Bg5 h6 11. Bh4 Bg4 12. d5 Ne5 13. Bg3 Bxf3 14. gxf3 Qc8 15. Ba4 Qh3 16. Bxe8 h5 17. Bxe5 dxe5 18. Bb5 Rd8 19. Qe2 Rd6 20. Kh1 Nh7 21. Rg1 f6 22. Rg3 Qh4 23. Rag1 Ng5 24. Bc4 Kf8 25. Nb5 Rd7 26. Qd2 Nh3 27. Qb4+ Ke8 28. Qd2 Bxf2 29. Nxa7 Bxa7 30. R1g2 Nf4 31. Bb5 Nxg2 32. Bxd7+ Kxd7 33. Qxg2 Qf4 34. Rxg7+ Kd6 35. Qf1 Be3 36. Rg2 Qh6 37. b3 Bc5 38. a4 b6 39. Rc2 Qf4 40. Qe2 Be3 41. Qg2 Qh4 42. b4 *", + "Moves": "h4e1 g2f1 e1f1", + "MovesSAN": "Qe1+ Qf1 Qxf1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r1b3rk/2q2p1p/p1pp1PpQ/4pP2/8/3n1R2/PPP3PP/R1B4K w - - 0 20", + "PGN": "1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. f4 Qc7 6. Nc3 d6 7. Qf3 Nf6 8. Bd3 Nc6 9. Nxc6 bxc6 10. O-O Be7 11. Kh1 O-O 12. e5 Nd5 13. Qh3 g6 14. Ne4 Nb4 15. Nf6+ Bxf6 16. exf6 Kh8 17. Qh6 Rg8 18. Rf3 e5 19. f5 Nxd3 *", + "Moves": "h6h7 h8h7 f3h3", + "MovesSAN": "Qxh7+ Kxh7 Rh3#", + "Themes": "attraction kingsideAttack mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "8/1bB4R/p2Rp3/1pk1P3/2p5/2P1bP2/PP4r1/3K4 b - - 5 34", + "PGN": "1. d4 d5 2. Bf4 e6 3. Nf3 Nc6 4. e3 Be7 5. Bd3 Nf6 6. Nbd2 a6 7. Ne5 Nxe5 8. dxe5 Nd7 9. Qg4 O-O 10. Qh3 g6 11. Bh6 Re8 12. Qg3 c5 13. c3 c4 14. Bc2 Nc5 15. Nf3 b5 16. Ng5 Bb7 17. h4 Ne4 18. Nxe4 dxe4 19. h5 Qc7 20. hxg6 fxg6 21. f3 exf3 22. gxf3 Bc5 23. Bxg6 Re7 24. Bxh7+ Kxh7 25. Bg5+ Kg8 26. Bxe7+ Kf7 27. Rh7+ Ke8 28. Qg8+ Kd7 29. Bd6+ Kc6 30. Bxc7 Rxg8 31. O-O-O Bxe3+ 32. Kc2 Kc5 33. Rd6 Rg2+ 34. Kd1 *", + "Moves": "b7f3 d1e1 g2g1", + "MovesSAN": "Bxf3+ Ke1 Rg1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r1b1k1nr/pppp1ppp/8/4P3/2B2Q2/4P3/P1P3PP/qN2K2R w Kkq - 0 11", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nxd4 5. Qxd4 Qf6 6. e5 Qb6 7. Qf4 Bc5 8. Be3 Bxe3 9. fxe3 Qxb2 10. Bc4 Qxa1 *", + "Moves": "f4f7 e8d8 f7f8", + "MovesSAN": "Qxf7+ Kd8 Qf8#", + "Themes": "attackingF2F7 mate mateIn2 middlegame short" + }, + { + "FEN": "2r2k1r/3Qnp2/pp5P/4pbP1/P1p2q2/8/BPP5/1K1R3R w - - 1 28", + "PGN": "1. d4 g6 2. e4 Bg7 3. Nc3 d6 4. Bc4 e6 5. h4 h6 6. Be3 a6 7. a4 b6 8. Qd2 Bb7 9. Bb3 Ne7 10. Nf3 Nd7 11. O-O-O c5 12. dxc5 dxc5 13. Qd6 Rc8 14. h5 g5 15. Nxg5 hxg5 16. Bxg5 Bh6 17. Bxh6 Rxh6 18. g4 Qc7 19. Qd2 Rh8 20. f4 c4 21. Ba2 Nf6 22. g5 Nxe4 23. Nxe4 Bxe4 24. Qd4 Qxf4+ 25. Kb1 e5 26. Qd7+ Kf8 27. h6 Bf5 *", + "Moves": "d7d8 c8d8 d1d8", + "MovesSAN": "Qd8+ Rxd8 Rxd8#", + "Themes": "master mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "8/3p1k1p/8/4Q2p/p4P1P/6P1/P3R1K1/2rq4 b - - 13 36", + "PGN": "1. e4 c5 2. Bc4 g6 3. d3 Bg7 4. Nc3 Nf6 5. Bg5 O-O 6. Qd2 Nc6 7. h4 Qb6 8. Nf3 a5 9. O-O a4 10. Bh6 Qxb2 11. Bxg7 Kxg7 12. Rab1 Qa3 13. Nd5 Nd4 14. Nxd4 cxd4 15. Nxe7 Ra5 16. f4 Rh5 17. g3 Re8 18. Nxc8 Rxc8 19. e5 Ng4 20. Qe2 Ne3 21. Rf3 b5 22. Rxb5 Qc1+ 23. Kf2 Nxc4 24. dxc4 f6 25. exf6+ Kxf6 26. Rxh5 gxh5 27. Qe5+ Kf7 28. Qxd4 Qxc2+ 29. Kg1 Rxc4 30. Qd5+ Kf6 31. Qg5+ Kf7 32. Rf2 Qd1+ 33. Kg2 Rc1 34. Qf5+ Kg7 35. Qe5+ Kf7 36. Re2 *", + "Moves": "d1f1 g2h2 f1h1", + "MovesSAN": "Qf1+ Kh2 Qh1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "5r1k/1p4p1/p1pQb2p/8/1P2q3/P5P1/1B5P/6K1 w - - 0 38", + "PGN": "1. c4 d5 2. cxd5 Qxd5 3. Nc3 Qd6 4. g3 e5 5. Bg2 Nf6 6. d3 Nc6 7. Nf3 h6 8. O-O Be7 9. a3 a6 10. b4 O-O 11. Bb2 Nd4 12. Rc1 Nxf3+ 13. Bxf3 c6 14. Qc2 Bh3 15. Rfd1 Qe6 16. Na4 Rac8 17. Nc5 Bxc5 18. Qxc5 Rfe8 19. Qb6 Re7 20. Qc5 Nh7 21. Qe3 Ng5 22. Bh1 f5 23. Rc5 f4 24. Qc1 Qf5 25. d4 f3 26. Rxe5 Rxe5 27. dxe5 fxe2 28. Qc4+ Kh8 29. Qxe2 Bg4 30. f3 Nxf3+ 31. Bxf3 Bxf3 32. Qf2 Qg4 33. Rf1 Bd5 34. Qd4 Qg6 35. e6 Bxe6 36. Qd6 Qe4 37. Rf8+ Rxf8 *", + "Moves": "d6f8 e6g8 f8g7", + "MovesSAN": "Qxf8+ Bg8 Qxg7#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "5k2/2q2p2/p4P2/3Qp3/8/b7/PpP2P2/1K6 w - - 1 31", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Be3 a6 7. Be2 e5 8. Nf5 Bxf5 9. exf5 Qd7 10. g4 h6 11. h4 d5 12. Bd2 d4 13. Na4 Qc7 14. g5 hxg5 15. Bxg5 Ne4 16. Bf3 Nxg5 17. hxg5 Rxh1+ 18. Bxh1 Qa5+ 19. Nc3 O-O-O 20. Bxc6 bxc6 21. Qf3 Kc7 22. O-O-O dxc3 23. Rxd8 Kxd8 24. Qxc6 cxb2+ 25. Kb1 Ba3 26. Qa8+ Kd7 27. Qb7+ Qc7 28. Qd5+ Ke7 29. f6+ gxf6 30. gxf6+ Kf8 *", + "Moves": "d5a8 c7b8 a8b8", + "MovesSAN": "Qa8+ Qb8 Qxb8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r7/p1PR4/1p5k/3Q4/7q/3P4/PPP5/2KN2r1 b - - 0 31", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 d6 5. Be3 Bxe3 6. fxe3 Bg4 7. Nc3 Nf6 8. Qd2 Bxf3 9. gxf3 h6 10. Rg1 O-O 11. Qg2 g6 12. h4 h5 13. f4 exf4 14. exf4 Re8 15. f5 Ne7 16. O-O-O c6 17. Rd2 d5 18. exd5 Nxf5 19. dxc6 b6 20. Qh3 Nh6 21. Rdg2 Kh7 22. Bxf7 Nxf7 23. Rxg6 Rg8 24. Qf5 Kh8 25. Rxf6 Rxg1+ 26. Nd1 Nd6 27. Qxh5+ Kg8 28. Qd5+ Kg7 29. Rxd6 Qxh4 30. Rd7+ Kh6 31. c7 *", + "Moves": "h4f4 c1b1 g1d1", + "MovesSAN": "Qf4+ Kb1 Rxd1#", + "Themes": "backRankMate deflection endgame mate mateIn2 short" + }, + { + "FEN": "8/2P5/pB1R4/P7/6p1/5kP1/2r5/5K2 b - - 0 66", + "PGN": "1. d4 d5 2. Nf3 e6 3. e3 Bd6 4. Bd3 Bd7 5. Nbd2 Ne7 6. e4 dxe4 7. Nxe4 O-O 8. Nxd6 cxd6 9. c4 Nbc6 10. Bg5 f6 11. Bd2 e5 12. d5 Nd4 13. Nxd4 exd4 14. Bb4 Qb6 15. Qd2 Nf5 16. O-O Rfe8 17. a4 a6 18. a5 Qa7 19. Rae1 Nh4 20. Qf4 Ng6 21. Bxg6 hxg6 22. Qxd6 Bf5 23. Re6 Bxe6 24. dxe6 Rad8 25. Qc7 Qb8 26. Qxb8 Rxb8 27. e7 Rbc8 28. b3 Rc7 29. Rd1 Rd7 30. f3 Kf7 31. Rd3 Ke6 32. Kf2 f5 33. f4 Kf6 34. Kf3 g5 35. fxg5+ Kxg5 36. g3 Kf6 37. Bc5 g5 38. Bxd4+ Kxe7 39. Bc5+ Ke6 40. Re3+ Kf6 41. Rxe8 Rd3+ 42. Kg2 Rxb3 43. Bb6 Rb4 44. c5 g4 45. Rb8 Rb2+ 46. Kg1 Ke5 47. Rxb7 Ke4 48. Re7+ Kf3 49. Re1 Rc2 50. Rf1+ Ke4 51. Rf4+ Ke5 52. Bc7+ Ke6 53. Bd6 Rc1+ 54. Rf1 Rc4 55. Kg2 Ra4 56. Bc7 Rc4 57. Bb6 Kd5 58. Rf2 Ke6 59. h3 Rc3 60. hxg4 fxg4 61. Re2+ Kf5 62. Rd2 Rc4 63. Rd6 Rc2+ 64. Kf1 Ke4 65. c6 Kf3 66. c7 *", + "Moves": "c2c1 d6d1 c1d1", + "MovesSAN": "Rc1+ Rd1 Rxd1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "1k5r/ppn2ppp/2p1p3/q5P1/N1P2P2/bP1QP2P/P1K3B1/3R4 w - - 3 23", + "PGN": "1. f4 d5 2. Nf3 Bg4 3. e3 Nd7 4. h3 Bf5 5. b3 c6 6. Bb2 Ngf6 7. g4 Be4 8. d3 Bxf3 9. Qxf3 Qb6 10. Nc3 O-O-O 11. O-O-O e6 12. g5 Ne8 13. Bg2 Nd6 14. Ba3 Nc5 15. Qe2 Nb5 16. Bxc5 Bxc5 17. Na4 Qa5 18. c4 Ba3+ 19. Kc2 dxc4 20. dxc4 Rxd1 21. Rxd1 Nc7 22. Qd3 Kb8 *", + "Moves": "d3d8 h8d8 d1d8", + "MovesSAN": "Qd8+ Rxd8 Rxd8#", + "Themes": "backRankMate mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "5r1k/2r2q2/4pp1p/1p1b3Q/p2P4/2P4R/3N1PPP/6K1 w - - 0 33", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. Bb5 d6 4. O-O Bd7 5. c3 a6 6. Bxc6 Bxc6 7. Re1 Nf6 8. e5 Nd5 9. d4 cxd4 10. cxd4 e6 11. Nc3 Nxc3 12. bxc3 Rc8 13. Bf4 Be7 14. Rb1 O-O 15. exd6 Bxd6 16. Bxd6 Qxd6 17. Ne5 Bd5 18. Qd3 b5 19. Re3 f6 20. Nf3 Bxa2 21. Rbe1 Bc4 22. Qe4 Bd5 23. Qh4 a5 24. Nd2 a4 25. Rh3 h6 26. Rg3 Kh8 27. Rg6 Qe7 28. Qh5 Qf7 29. Re3 Kh7 30. Reg3 Kh8 31. Rh3 Rc7 32. Rxh6+ gxh6 *", + "Moves": "h5h6 f7h7 h6f8", + "MovesSAN": "Qxh6+ Qh7 Qxf8#", + "Themes": "deflection master mate mateIn2 middlegame pin short" + }, + { + "FEN": "1r1q4/p3kpRR/4Pp2/2p1n3/1p2P3/P7/KP5Q/8 b - - 0 42", + "PGN": "1. e4 c6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Nf6 5. Nxf6+ exf6 6. c3 Bd6 7. Bd3 O-O 8. Qc2 Re8+ 9. Ne2 h5 10. O-O h4 11. h3 Nd7 12. Be3 Nf8 13. Rad1 Be6 14. Nf4 Bc7 15. c4 g5 16. Nh5 Bxh3 17. gxh3 Qd6 18. Rfe1 Qh2+ 19. Kf1 Qxh3+ 20. Ke2 Qg4+ 21. Kd2 Qxh5 22. Kc3 Rad8 23. Rg1 Ng6 24. Bf5 Kg7 25. Bg4 Qh6 26. Rh1 Bf4 27. Rh3 Bxe3 28. fxe3 c5 29. d5 Ne5 30. Bf5 Rd6 31. Rg1 Kf8 32. a3 b6 33. Kb3 Ke7 34. Ka2 Rb8 35. e4 Qf8 36. Qh2 Qd8 37. Rxg5 Nxc4 38. Rg7 b5 39. Rxh4 b4 40. Rhh7 Ne5 41. Be6 Rxe6 42. dxe6 *", + "Moves": "b4b3 a2a1 d8d1", + "MovesSAN": "b3+ Ka1 Qd1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r4rk1/pp1b1ppp/4pb2/4q3/3pN2Q/2PB4/PP4PP/R5K1 w - - 0 17", + "PGN": "1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. f3 Nf6 5. Bg5 exf3 6. Nxf3 e6 7. Bc4 Be7 8. O-O O-O 9. Bd3 Nbd7 10. Bxf6 Nxf6 11. Ne4 Bd7 12. c3 Qc7 13. Qe1 c5 14. Qh4 cxd4 15. Ne5 Qxe5 16. Rxf6 Bxf6 *", + "Moves": "e4f6 g7f6 h4h7", + "MovesSAN": "Nxf6+ gxf6 Qxh7#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "3rk2r/4nppp/p2Q2b1/1p1N4/4P1Pq/7P/PP3P2/R3K2R w KQk - 3 19", + "PGN": "1. c4 d5 2. Nc3 dxc4 3. e3 Be6 4. Nf3 a6 5. d4 b5 6. d5 Bg4 7. h3 Bh5 8. e4 Nd7 9. g4 Bg6 10. Nh4 Ne5 11. Bf4 Nd3+ 12. Bxd3 cxd3 13. Qxd3 e5 14. Bxe5 Qxh4 15. d6 Bxd6 16. Bxd6 cxd6 17. Qxd6 Ne7 18. Nd5 Rd8 *", + "Moves": "d5c7 e8f8 d6d8", + "MovesSAN": "Nc7+ Kf8 Qxd8#", + "Themes": "deflection mate mateIn2 middlegame short" + }, + { + "FEN": "3R4/2r2pk1/3b2N1/Q4p1p/P2q3P/5B1K/5PP1/8 b - - 0 42", + "PGN": "1. e4 e6 2. d4 g6 3. Nf3 Bg7 4. Nc3 Ne7 5. e5 O-O 6. Bg5 d6 7. Bc4 d5 8. Bb3 c6 9. O-O b5 10. Re1 a5 11. a4 b4 12. Ne2 Re8 13. Ng3 Qd7 14. h4 Nf5 15. Nxf5 exf5 16. c3 bxc3 17. bxc3 Na6 18. Bc2 c5 19. Rb1 cxd4 20. cxd4 Nb4 21. Bb3 Bb7 22. Rc1 Rab8 23. Bf4 Ra8 24. e6 Rxe6 25. Rc7 Rxe1+ 26. Qxe1 Qd8 27. Rxb7 Nd3 28. Qd2 Nxf4 29. Qxf4 Rc8 30. Rb5 Qe7 31. Rxd5 Qa3 32. Qe3 Rc1+ 33. Kh2 Rc8 34. Bd1 Rc3 35. Qe8+ Bf8 36. Rd8 h5 37. Ne5 Rc7 38. Qb5 Kg7 39. Bf3 Bd6 40. Qxa5 Qd3 41. Kh3 Qxd4 42. Nxg6 *", + "Moves": "d4g4 f3g4 h5g4", + "MovesSAN": "Qg4+ Bxg4 hxg4#", + "Themes": "mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "3r3k/1p3p1p/p5p1/4P1QN/P7/8/1q1r2PP/6RK w - - 0 31", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e5 7. Bxf6 Qxf6 8. Nd5 Qd8 9. Nf3 Be7 10. Bc4 O-O 11. a4 Nd7 12. O-O Nb6 13. Nxb6 Qxb6 14. b3 Qc6 15. Bd5 Qc7 16. Nd2 Bd7 17. f4 Bc6 18. Bxc6 Qxc6 19. fxe5 dxe5 20. Qg4 Qxc2 21. Nf3 Bc5+ 22. Kh1 Qxb3 23. Nxe5 Bd4 24. Nd7 Bxa1 25. Rxa1 Rfd8 26. Nf6+ Kh8 27. Nh5 Qb2 28. Rg1 Rd2 29. Qg5 Rad8 30. e5 g6 *", + "Moves": "g5f6 h8g8 f6g7", + "MovesSAN": "Qf6+ Kg8 Qg7#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "6k1/1p1r1p1p/p1p2bp1/3q4/1Q1P4/5N1P/PP3PP1/4R1K1 w - - 0 21", + "PGN": "1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Bg5 e6 5. cxd5 exd5 6. Nf3 Nbd7 7. e4 dxe4 8. Nxe4 Be7 9. Nxf6+ Nxf6 10. Bxf6 Bxf6 11. Bd3 O-O 12. O-O Be6 13. Re1 Bd5 14. Be4 Re8 15. Bxd5 Qxd5 16. Rxe8+ Rxe8 17. h3 Rd8 18. Qa4 a6 19. Qb4 Rd7 20. Re1 g6 *", + "Moves": "e1e8 g8g7 b4f8", + "MovesSAN": "Re8+ Kg7 Qf8#", + "Themes": "endgame kingsideAttack mate mateIn2 short" + }, + { + "FEN": "8/8/3Q1p2/5qk1/8/1P2P1Kp/5P2/8 b - - 5 50", + "PGN": "1. d4 Nf6 2. Nf3 b6 3. Bf4 Bb7 4. e3 e6 5. Be2 Be7 6. O-O Nh5 7. Bg3 Nxg3 8. hxg3 O-O 9. c4 d5 10. Nc3 c5 11. cxd5 exd5 12. Rc1 Nd7 13. Qd2 Rc8 14. Rfd1 Nf6 15. Bd3 Re8 16. Bf5 Ra8 17. Qe2 cxd4 18. Nxd4 Bc5 19. Qd3 a6 20. Nce2 Re5 21. Bh3 g5 22. Bf5 Bc8 23. Bxc8 Rxc8 24. Nf5 Qd7 25. Ned4 Bxd4 26. Nxd4 Rxc1 27. Rxc1 Ne4 28. Qxa6 Kg7 29. Qxb6 Qg4 30. Nf3 Rf5 31. Qd4+ f6 32. Rc7+ Kg6 33. Rc6 Rxf3 34. gxf3 Qxf3 35. Rc2 h5 36. Qxd5 h4 37. gxh4 gxh4 38. Rc4 Qg4+ 39. Kf1 Nd2+ 40. Qxd2 Qxc4+ 41. Ke1 Qxa2 42. Qc2+ Kg5 43. Qc5+ Kg6 44. Qc2+ Kg5 45. Ke2 Qa6+ 46. Qd3 Qb7 47. b3 h3 48. Qd6 Qb5+ 49. Kf3 Qf5+ 50. Kg3 *", + "Moves": "f5g4 g3h2 g4g2", + "MovesSAN": "Qg4+ Kh2 Qg2#", + "Themes": "endgame mate mateIn2 queenEndgame short" + }, + { + "FEN": "6k1/1p3p1p/p5p1/6q1/br2P3/2b5/Q2rR1PP/5RK1 w - - 3 34", + "PGN": "1. Nf3 d5 2. d4 Nf6 3. e3 e6 4. Bd3 c5 5. c4 Nc6 6. O-O a6 7. a3 Be7 8. Bd2 O-O 9. Bc3 Rb8 10. cxd5 Nxd5 11. Qc2 g6 12. Bd2 cxd4 13. exd4 Bf6 14. Be3 Nxe3 15. fxe3 e5 16. dxe5 Nxe5 17. Nxe5 Bxe5 18. Nd2 Be6 19. Nf3 Bg7 20. Rad1 Qf6 21. b4 Rfc8 22. Qb1 Rc3 23. Nd4 Qe7 24. a4 Rd8 25. Nf3 Bb3 26. Rd2 Bxa4 27. Re1 Rb3 28. Qa2 Rxb4 29. Nd4 Bxd4 30. Rde2 Bc3 31. Rc1 Rxd3 32. e4 Qg5 33. Rf1 Rd2 *", + "Moves": "a2f7 g8h8 f7f8", + "MovesSAN": "Qxf7+ Kh8 Qf8#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "8/5pkp/6p1/8/B1R2n2/P1P4P/1r3PP1/5K2 b - - 0 39", + "PGN": "1. e4 d6 2. d4 Nf6 3. Nc3 b6 4. Nf3 Bb7 5. Bd3 Nbd7 6. O-O e5 7. d5 Be7 8. Bg5 Nxd5 9. Bxe7 Nxe7 10. Bb5 O-O 11. Re1 Nf6 12. Ba4 d5 13. exd5 Nexd5 14. Nxd5 Bxd5 15. Nxe5 Bb7 16. Nc6 Qxd1 17. Raxd1 a6 18. Ne7+ Kh8 19. Nf5 Rad8 20. h3 c5 21. c3 b5 22. Bc2 c4 23. Nd6 Rd7 24. Nxb7 Rxb7 25. a3 g6 26. Rd6 Kg7 27. Rxa6 Rd7 28. Re2 Rfd8 29. Kf1 Rd2 30. Ke1 Rxe2+ 31. Kxe2 Re8+ 32. Kf1 Rd8 33. Ke1 Nd5 34. Ra5 Nf4 35. Rxb5 Re8+ 36. Kf1 Rd8 37. Rc5 Rd2 38. Ba4 Rxb2 39. Rxc4 *", + "Moves": "b2b1 a4d1 b1d1", + "MovesSAN": "Rb1+ Bd1 Rxd1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "6k1/4p1b1/3p2Q1/3q1p2/2r5/8/P5PP/1R5K w - - 0 34", + "PGN": "1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Bg7 5. Be3 Nc6 6. c4 Nf6 7. Nc3 O-O 8. Be2 d6 9. O-O Bd7 10. f3 a5 11. Qd2 Nxd4 12. Bxd4 Bc6 13. Rab1 Nd7 14. Be3 Nc5 15. b3 Qb6 16. Rfd1 Rfc8 17. Nd5 Bxd5 18. exd5 Qd8 19. Qc2 b5 20. f4 bxc4 21. bxc4 Rab8 22. f5 Qd7 23. fxg6 hxg6 24. Rf1 Na4 25. Bd2 Nb6 26. Qe4 f5 27. Qf3 Rb7 28. Bxa5 Nxc4 29. Bxc4 Rxc4 30. Qg3 Rxb1 31. Rxb1 Qa7+ 32. Kh1 Qxa5 33. Qxg6 Qxd5 *", + "Moves": "b1b8 c4c8 b8c8", + "MovesSAN": "Rb8+ Rc8 Rxc8#", + "Themes": "endgame master mate mateIn2 short" + }, + { + "FEN": "2k5/ppp5/7p/5N2/P3pP2/4K1P1/1br4P/3R4 w - - 0 31", + "PGN": "1. e4 e6 2. e5 d5 3. exd6 Bxd6 4. Bb5+ Bd7 5. Bxd7+ Qxd7 6. Nf3 Nc6 7. d3 Nf6 8. Bg5 h6 9. Bxf6 gxf6 10. Nbd2 O-O-O 11. Ne4 Be7 12. a3 f5 13. Ned2 Bf6 14. Rb1 Nd4 15. Nxd4 Qxd4 16. Nf3 Qg4 17. g3 e5 18. Qe2 e4 19. dxe4 fxe4 20. Nd2 Qxe2+ 21. Kxe2 Rhe8 22. Rhd1 Bg5 23. Nc4 f5 24. Rxd8+ Kxd8 25. Rd1+ Kc8 26. f4 Bf6 27. Ne3 Bxb2 28. Nxf5 Re6 29. a4 Rc6 30. Ke3 Rxc2 *", + "Moves": "f5e7 c8b8 d1d8", + "MovesSAN": "Ne7+ Kb8 Rd8#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "4rrk1/1pp2pp1/pn1p1q1p/3n1N2/1P2Q3/3B3P/PR3PP1/4R1K1 w - - 3 20", + "PGN": "1. e4 e5 2. Nf3 d6 3. h3 h6 4. Bc4 Nf6 5. c3 Nxe4 6. d4 exd4 7. cxd4 Nf6 8. O-O Be7 9. Re1 O-O 10. d5 a6 11. b4 Bf5 12. Bb2 Nbd7 13. Nd4 Bxb1 14. Rxb1 Nb6 15. Bd3 Nfxd5 16. Nf5 Bf6 17. Qg4 Bxb2 18. Rxb2 Qf6 19. Qe4 Rae8 *", + "Moves": "f5e7 d5e7 e4h7", + "MovesSAN": "Ne7+ Nxe7 Qh7#", + "Themes": "clearance kingsideAttack mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "r2k1r2/pb1qb2Q/2p1R1B1/1p6/8/2N5/PPP3PP/3R3K b - - 5 23", + "PGN": "1. d4 c6 2. e4 d5 3. Nc3 dxe4 4. f3 Nf6 5. Bc4 exf3 6. Nxf3 e6 7. O-O Be7 8. Bg5 O-O 9. Qe1 b5 10. Bd3 Bb7 11. Qh4 Nbd7 12. Ne5 h6 13. Bxh6 Nd5 14. Bg5 N5f6 15. Bxf6 Nxf6 16. Rxf6 g6 17. Nxg6 fxg6 18. Rxg6+ Kf7 19. Qh7+ Ke8 20. Rxe6 Qxd4+ 21. Kh1 Qd7 22. Bg6+ Kd8 23. Rd1 *", + "Moves": "d7d1 c3d1 f8f1", + "MovesSAN": "Qxd1+ Nxd1 Rf1#", + "Themes": "backRankMate mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "2r4k/6pp/p7/1p1p4/8/P1NPq1bQ/1P1r4/R6K w - - 0 36", + "PGN": "1. e3 e6 2. g3 d5 3. Bg2 f5 4. c3 Nf6 5. Qb3 c6 6. Ne2 Bd6 7. O-O O-O 8. Nd4 e5 9. Ne2 e4 10. f3 Kh8 11. fxe4 fxe4 12. c4 Nbd7 13. cxd5 cxd5 14. Nd4 Nc5 15. Qc2 Nd3 16. Nb5 a6 17. N5c3 Bd7 18. Rd1 Rc8 19. Rf1 Qe7 20. Qd1 b5 21. a3 Be6 22. Qe2 Bg4 23. Bf3 Bxf3 24. Rxf3 Nxc1 25. Qd1 exf3 26. Qxc1 f2+ 27. Kxf2 Ne4+ 28. Kg1 Qf6 29. d3 Qf2+ 30. Kh1 Nxg3+ 31. hxg3 Bxg3 32. Qg1 Qf3+ 33. Qg2 Qxe3 34. Nd2 Rf2 35. Qh3 Rxd2 *", + "Moves": "h3c8 e3e8 c8e8", + "MovesSAN": "Qxc8+ Qe8 Qxe8#", + "Themes": "backRankMate hangingPiece mate mateIn2 middlegame short" + }, + { + "FEN": "8/pp6/1kp5/3bQ3/1Pq3P1/P5BK/8/8 w - - 1 36", + "PGN": "1. e4 c6 2. d4 d6 3. c4 Nf6 4. Nc3 Bg4 5. f3 Bh5 6. h4 h6 7. g4 Bg6 8. h5 Bh7 9. Nh3 Nbd7 10. Bf4 e5 11. dxe5 dxe5 12. Bg3 Qa5 13. Qb3 O-O-O 14. Be2 Bc5 15. Nf2 Be3 16. O-O Nc5 17. Qc2 g6 18. Rfd1 gxh5 19. a3 Ncd7 20. b4 Qc7 21. Kg2 hxg4 22. Nxg4 Nxg4 23. fxg4 Nf6 24. Rxd8+ Rxd8 25. Rd1 Bd4 26. Bf3 Bxc3 27. Rxd8+ Qxd8 28. Qxc3 Nxe4 29. Bxe4 Bxe4+ 30. Kh3 f6 31. Qe3 Qd3 32. Qxh6 Qxc4 33. Qf8+ Kc7 34. Qxf6 Bd5 35. Qxe5+ Kb6 *", + "Moves": "e5c7 b6b5 c7a5", + "MovesSAN": "Qc7+ Kb5 Qa5#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r5rk/p2n1ppn/2q5/1p1p2Q1/3B4/2P2P1P/P1P2P2/1K1R2R1 w - - 0 21", + "PGN": "1. e3 e5 2. d4 exd4 3. exd4 d5 4. Be3 Nf6 5. Qd2 Be7 6. Nc3 c6 7. O-O-O O-O 8. Nf3 Qa5 9. Kb1 Bb4 10. Bd3 Bg4 11. h3 Bxf3 12. gxf3 Bxc3 13. bxc3 Nbd7 14. Rhg1 Kh8 15. Bg5 c5 16. dxc5 Qxc5 17. Be3 Qc6 18. Bd4 b5 19. Qg5 Rg8 20. Bxh7 Nxh7 *", + "Moves": "d4g7 g8g7 g5g7", + "MovesSAN": "Bxg7+ Rxg7 Qxg7#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "3rk2r/pp3p1p/2n1b3/6p1/Qb2Pn2/5KP1/PP3P1P/R4BNR b k - 0 15", + "PGN": "1. d4 e6 2. c4 d5 3. Nc3 c5 4. cxd5 cxd4 5. Qa4+ Bd7 6. Qxd4 exd5 7. Nxd5 Nc6 8. Qd1 Be6 9. e4 Nf6 10. Bg5 Nxd5 11. Bxd8 Bb4+ 12. Ke2 Nf4+ 13. Kf3 Rxd8 14. Qa4 g5 15. g3 *", + "Moves": "g5g4 f3f4 b4d2", + "MovesSAN": "g4+ Kxf4 Bd2#", + "Themes": "mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "4rk1r/pp3p1p/6p1/q2P1b2/8/P1P3P1/4QPBP/R1B3K1 w - - 0 22", + "PGN": "1. Nf3 c5 2. c4 Nc6 3. g3 e5 4. d3 Nf6 5. Bg2 e4 6. dxe4 Nxe4 7. O-O Be7 8. Qc2 Nf6 9. a3 d5 10. cxd5 Nxd5 11. Rd1 Be6 12. Nc3 Nd4 13. Nxd4 cxd4 14. Rxd4 Rc8 15. e4 Bf6 16. Rd3 Bxc3 17. bxc3 Qa5 18. exd5 Bf5 19. Qe2+ Kf8 20. Re3 g6 21. Re8+ Rxe8 *", + "Moves": "c1h6 f8g8 e2e8", + "MovesSAN": "Bh6+ Kg8 Qxe8#", + "Themes": "deflection mate mateIn2 middlegame short" + }, + { + "FEN": "5bk1/p4p1p/6p1/2p1q3/2Qp4/1B3P1P/PPP3P1/6K1 w - - 1 29", + "PGN": "1. e4 g6 2. d4 Bg7 3. Nf3 d6 4. h3 Nf6 5. Nc3 O-O 6. Bf4 Nc6 7. Bd3 e5 8. dxe5 dxe5 9. Bg5 Qe7 10. Bxf6 Bxf6 11. O-O Be6 12. Qe2 Bg7 13. Bc4 Nd4 14. Nxd4 exd4 15. Nd5 Bxd5 16. Bxd5 c6 17. Bc4 Rad8 18. Rad1 b5 19. Bb3 c5 20. Qxb5 Rb8 21. Qc4 Qxe4 22. Rfe1 Qh4 23. Re2 Rbc8 24. Rde1 Bh6 25. Re8 Rcxe8 26. Rxe8 Qf6 27. Rxf8+ Bxf8 28. f3 Qe5 *", + "Moves": "c4f7 g8h8 f7f8", + "MovesSAN": "Qxf7+ Kh8 Qxf8#", + "Themes": "deflection endgame mate mateIn2 short" + }, + { + "FEN": "8/pp4Q1/3R3p/7k/2P4n/4P2P/5qPK/8 b - - 0 37", + "PGN": "1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. Nf3 Bb4+ 5. Bd2 Bxd2+ 6. Qxd2 Qe7 7. Nc3 Nxe5 8. Nxe5 Qxe5 9. e3 O-O 10. Bd3 Nc6 11. O-O d6 12. Rfd1 Bf5 13. Rac1 Bxd3 14. Qxd3 Rae8 15. Nd5 Qxb2 16. Nxc7 Re7 17. Qxd6 Re6 18. Nxe6 fxe6 19. Qxe6+ Kh8 20. Rf1 Ne5 21. Qe7 Rg8 22. Rcd1 Ng6 23. Qf7 Rf8 24. Qc7 Qf6 25. Rd6 Qg5 26. Rfd1 h6 27. Rd8 Kh7 28. Rxf8 Nxf8 29. Qd8 Qf5 30. h3 Ng6 31. Rd5 Qb1+ 32. Kh2 Qxa2 33. Qe8 Qxf2 34. Rd8 Nh4 35. Qg8+ Kg6 36. Rd6+ Kh5 37. Qxg7 *", + "Moves": "h4f3 h2h1 f2e1", + "MovesSAN": "Nf3+ Kh1 Qe1#", + "Themes": "endgame mate mateIn2 pin short" + }, + { + "FEN": "3r2k1/6p1/1Q1r2Pp/4p2q/PpP1Pp2/1P3P2/8/1K1R4 w - - 0 39", + "PGN": "1. d4 b6 2. e3 Bb7 3. Nf3 e6 4. Bd3 f5 5. b3 Nf6 6. Nbd2 Bb4 7. Bb2 Bxd2+ 8. Qxd2 O-O 9. Be2 Ne4 10. Qd1 Ng5 11. a3 Nc6 12. h4 Nxf3+ 13. Bxf3 Qf6 14. c4 Rad8 15. Qc2 Ba8 16. O-O-O d6 17. Rdg1 e5 18. d5 Ne7 19. g4 f4 20. e4 Bb7 21. a4 a5 22. Kb1 Bc8 23. Qe2 c6 24. dxc6 Nxc6 25. Rd1 Nb4 26. g5 Qf7 27. h5 Qe7 28. g6 h6 29. Rd2 Be6 30. Bc3 Nc6 31. Rhd1 Rd7 32. Bg4 Rfd8 33. Bxe6+ Qxe6 34. f3 Qh3 35. Qf2 Qxh5 36. Qxb6 Nb4 37. Bxb4 axb4 38. Rxd6 Rxd6 *", + "Moves": "b6d8 d6d8 d1d8", + "MovesSAN": "Qxd8+ Rxd8 Rxd8#", + "Themes": "endgame mate mateIn2 short xRayAttack" + }, + { + "FEN": "2r1r1k1/2q2p1p/R6p/1pb2N2/2p5/2Pn1Q1P/5PP1/3R2K1 w - - 0 26", + "PGN": "1. e4 c5 2. Nc3 e6 3. Nf3 d5 4. d3 Nf6 5. Be2 Nc6 6. Bg5 Be7 7. Bxf6 Bxf6 8. exd5 exd5 9. O-O O-O 10. h3 Re8 11. Nh2 a6 12. Bg4 b5 13. Bxc8 Rxc8 14. Ng4 Be7 15. Qf3 Nb4 16. Rac1 d4 17. Ne4 Qd7 18. Ng3 Nxa2 19. Ra1 Nb4 20. c3 dxc3 21. bxc3 Nxd3 22. Rfd1 c4 23. Rxa6 Bc5 24. Nf5 Qc7 25. Ngh6+ gxh6 *", + "Moves": "f3g4 g8h8 g4g7", + "MovesSAN": "Qg4+ Kh8 Qg7#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "2k5/p1p5/1p1p1r2/3Q3p/1Pn2P2/8/P1q3PP/4R1K1 w - - 0 23", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 d6 5. O-O Be6 6. Bxe6 fxe6 7. Nxd4 Nf6 8. Nxe6 Qe7 9. Nxf8 Rxf8 10. Nc3 O-O-O 11. Bg5 h6 12. Nd5 Qxe4 13. Bxf6 gxf6 14. Re1 Qf5 15. c4 Rde8 16. Qd2 h5 17. b4 Ne5 18. f4 Nxc4 19. Qd4 Rxe1+ 20. Rxe1 Qc2 21. Nxf6 b6 22. Qd5 Rxf6 *", + "Moves": "d5a8 c8d7 a8e8", + "MovesSAN": "Qa8+ Kd7 Qe8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "3rkn1Q/p7/2pr3p/4p3/6P1/5P2/PPP5/1K2R3 b - - 0 30", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 O-O 8. Qd2 Nc6 9. O-O-O d5 10. Qe1 e5 11. Nxc6 bxc6 12. exd5 Nxd5 13. Bc4 Be6 14. Ne4 Qc7 15. Bc5 Rfd8 16. g4 Nf4 17. Bxe6 Nxe6 18. Bd6 Qb6 19. h4 Rd7 20. h5 Rad8 21. hxg6 fxg6 22. Qh4 Qe3+ 23. Kb1 h6 24. Nf6+ Bxf6 25. Qxf6 Rxd6 26. Qxg6+ Kf8 27. Qf6+ Ke8 28. Qh8+ Nf8 29. Rde1 Qxe1+ 30. Rxe1 *", + "Moves": "d6d1 e1d1 d8d1", + "MovesSAN": "Rd1+ Rxd1 Rxd1#", + "Themes": "backRankMate endgame master mate mateIn2 short" + }, + { + "FEN": "4r3/1bk4q/1ppb4/r7/P1P2Qp1/2K3P1/5P2/3RR3 w - - 0 38", + "PGN": "1. e4 e6 2. d4 Be7 3. Nf3 c6 4. c4 d6 5. Nc3 Nd7 6. Bf4 a6 7. a4 b6 8. b4 Bb7 9. Be2 a5 10. bxa5 Rxa5 11. O-O g5 12. Bd2 Ra8 13. Qc1 h6 14. Ne1 Ngf6 15. Nd3 Nh7 16. Re1 h5 17. e5 g4 18. Nf4 dxe5 19. dxe5 Nxe5 20. Nxh5 Qc7 21. Bf4 Bd6 22. Bxe5 Bxe5 23. g3 Nf6 24. Nxf6+ Bxf6 25. Bxg4 Ra5 26. Ne4 Be7 27. Rd1 f5 28. Ng5 fxg4 29. Nxe6 Qe5 30. Re1 Qh5 31. Nc7+ Kd7 32. Qf4 Bd6 33. Rad1 Qxh2+ 34. Kf1 Qh1+ 35. Ke2 Re8+ 36. Kd3 Qh7+ 37. Kc3 Kxc7 *", + "Moves": "f4d6 c7c8 e1e8", + "MovesSAN": "Qxd6+ Kc8 Rxe8#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "r5k1/p1B2ppp/1npQ4/5b2/6q1/1Bb5/PP3PPP/3R2K1 w - - 0 23", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Be2 Be7 7. O-O O-O 8. c4 dxc4 9. Bxc4 Nd6 10. Bb3 c6 11. Nc3 Nd7 12. Re1 Re8 13. Qd3 Bf6 14. Bf4 Rxe1+ 15. Rxe1 Nb6 16. Ne5 Bf5 17. Qg3 Kf8 18. Nxc6 bxc6 19. Bxd6+ Kg8 20. Bc7 Qxd4 21. Rd1 Qg4 22. Qd6 Bxc3 *", + "Moves": "d6d8 a8d8 d1d8", + "MovesSAN": "Qd8+ Rxd8 Rxd8#", + "Themes": "kingsideAttack mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "Q7/1p1b2p1/p2kpb1p/3p4/q7/P3P3/6PP/1BR4K w - - 4 33", + "PGN": "1. e4 e6 2. d4 c5 3. c3 cxd4 4. cxd4 h6 5. Nf3 Nf6 6. Bd3 d5 7. e5 Nfd7 8. Qe2 a6 9. O-O Nc6 10. a3 Be7 11. Nc3 O-O 12. Be3 f6 13. exf6 Bxf6 14. Rad1 Nb6 15. Bb1 Nc4 16. Qd3 Nxe3 17. Qh7+ Kf7 18. fxe3 Ke7 19. Ne5 Nxe5 20. dxe5 Bxe5 21. Rxf8 Qxf8 22. Rf1 Qd8 23. Qg6 Qb6 24. Qf7+ Kd6 25. Kh1 Qxb2 26. Qf8+ Kc6 27. Na4 Qb5 28. Qe8+ Kc7 29. Rf7+ Bd7 30. Qxa8 Qxa4 31. Rf1 Bf6 32. Rc1+ Kd6 *", + "Moves": "a8f8 f6e7 f8b8", + "MovesSAN": "Qf8+ Be7 Qb8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "1kr5/pp1R3R/6p1/5p2/1P6/6Pp/P4P1P/6K1 b - - 3 37", + "PGN": "1. e4 d5 2. exd5 c6 3. dxc6 Nxc6 4. Nc3 Nf6 5. Nf3 Bg4 6. d3 e6 7. Be2 Bxf3 8. Bxf3 Bd6 9. O-O Qc7 10. g3 h5 11. Nb5 Qb8 12. Nxd6+ Qxd6 13. Bf4 e5 14. Qe2 O-O-O 15. Be3 h4 16. Bg5 h3 17. c3 Rde8 18. Bxf6 Qxf6 19. Be4 Qd6 20. Rfe1 g6 21. d4 f5 22. dxe5 Rxe5 23. Rad1 Rxe4 24. Rxd6 Rxe2 25. Rxe2 Rg8 26. b4 Nd8 27. Rd4 Nf7 28. Rc4+ Kb8 29. Re7 Nd6 30. Rd4 Ne4 31. Rd5 Nf6 32. Rd6 Ne4 33. Rdd7 Nd6 34. Rh7 Rc8 35. Rxd6 Rxc3 36. Rd8+ Rc8 37. Rdd7 *", + "Moves": "c8c1 d7d1 c1d1", + "MovesSAN": "Rc1+ Rd1 Rxd1#", + "Themes": "endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "N1b4r/p4kpp/1pQ1pp2/8/3q1P2/8/PPP2RPP/R1B4K b - - 0 20", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 b6 4. Bc4 cxd4 5. Nxd4 Ne5 6. Bb3 e6 7. O-O Bd6 8. Nc3 Nf6 9. Ndb5 Bc5 10. Nd6+ Bxd6 11. Qxd6 Nc6 12. e5 Ng4 13. Nb5 f6 14. Nc7+ Kf7 15. Nxa8 Ngxe5 16. f4 Ng4 17. Bxe6+ dxe6 18. Qxc6 Qd4+ 19. Kh1 Nf2+ 20. Rxf2 *", + "Moves": "d4d1 f2f1 d1f1", + "MovesSAN": "Qd1+ Rf1 Qxf1#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "2R2b1r/pp3Npp/2p2n2/k7/2Q2P2/2N5/PPP2qPP/4R2K b - - 0 24", + "PGN": "1. e4 e6 2. Nf3 d5 3. exd5 exd5 4. d4 Qe7+ 5. Be2 Bg4 6. O-O Nc6 7. Nc3 O-O-O 8. Ne5 Bxe2 9. Qxe2 Nxd4 10. Qg4+ Ne6 11. Rd1 c6 12. f4 Nf6 13. Qh3 Qc5+ 14. Be3 d4 15. Nxf7 dxe3 16. Rxd8+ Kc7 17. Qxe6 e2+ 18. Kh1 Qf2 19. Rc8+ Kb6 20. Qb3+ Ka6 21. Qc4+ Kb6 22. Na4+ Ka5 23. Nc3 e1=Q+ 24. Rxe1 *", + "Moves": "f2e1 c4f1 e1f1", + "MovesSAN": "Qxe1+ Qf1 Qxf1#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "5r2/7k/4Q2p/4P3/1p6/4b2P/P5RK/5q2 w - - 0 40", + "PGN": "1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Bd7 6. Be2 f6 7. O-O fxe5 8. dxe5 Qc7 9. Bf4 Nh6 10. Na3 a6 11. Nc2 Be7 12. c4 d4 13. Bd3 O-O 14. Bxh6 gxh6 15. Re1 Kh8 16. b4 cxb4 17. Ncxd4 Nxd4 18. Nxd4 Bc5 19. Nf3 Bc6 20. Be4 Rg8 21. Bxc6 Qxc6 22. Qe2 Rg4 23. h3 Rf4 24. Kh2 Raf8 25. Rad1 Qe8 26. Rg1 Qf7 27. Rd3 Qf5 28. Rd7 Re4 29. Qf1 Qf4+ 30. Kh1 Rxc4 31. Rxb7 Rc2 32. Qxa6 Rxf2 33. Qxe6 Rxf3 34. gxf3 Qxf3+ 35. Rg2 Qf1+ 36. Kh2 Qf4+ 37. Kh1 Qf1+ 38. Kh2 Be3 39. Rxh7+ Kxh7 *", + "Moves": "e6g6 h7h8 g6g7", + "MovesSAN": "Qg6+ Kh8 Qg7#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "6k1/3q1ppp/1Qp1p3/p3P3/2P2PP1/8/P6P/6K1 w - - 0 30", + "PGN": "1. Nf3 c5 2. e4 e6 3. d4 cxd4 4. Nxd4 a6 5. Bd3 Qc7 6. Nc3 Bb4 7. O-O Bxc3 8. bxc3 Qxc3 9. Rb1 Nf6 10. Bb2 Qc5 11. e5 Nd5 12. Qd2 O-O 13. c4 Ne7 14. Nb3 Qc7 15. Ba3 Re8 16. f4 Nbc6 17. Bd6 Qd8 18. Nc5 b6 19. Ne4 Nf5 20. Qf2 Ncd4 21. g4 Nxd6 22. Nxd6 Nc6 23. Nxe8 Qxe8 24. Rxb6 a5 25. Be4 Rb8 26. Bxc6 Rxb6 27. Qxb6 dxc6 28. Rd1 Bd7 29. Rxd7 Qxd7 *", + "Moves": "b6b8 d7c8 b8c8", + "MovesSAN": "Qb8+ Qc8 Qxc8#", + "Themes": "backRankMate endgame mate mateIn2 queenEndgame short" + }, + { + "FEN": "2r3k1/4Q1pp/r2Bbp2/3p4/3P4/4P2P/2p2PP1/6K1 w - - 0 31", + "PGN": "1. d4 d5 2. c4 e6 3. cxd5 exd5 4. Nc3 Nf6 5. Nf3 Bb4 6. Bg5 c5 7. e3 Nbd7 8. Bb5 Qb6 9. O-O Bxc3 10. Bxd7+ Nxd7 11. bxc3 c4 12. Rb1 Qc6 13. Bf4 O-O 14. Ne5 Nxe5 15. Bxe5 Be6 16. Qf3 b5 17. Ra1 a5 18. Rfb1 f6 19. Bg3 Rf7 20. Rb2 Rb7 21. Rab1 Qb6 22. a4 b4 23. cxb4 axb4 24. Rxb4 Qxb4 25. Rxb4 Rxb4 26. h3 Rbxa4 27. Qf4 c3 28. Qc7 Rc8 29. Qe7 Ra6 30. Bd6 c2 *", + "Moves": "e7e6 g8h8 e6c8", + "MovesSAN": "Qxe6+ Kh8 Qxc8#", + "Themes": "backRankMate endgame fork hangingPiece mate mateIn2 short" + }, + { + "FEN": "1n4rk/ppp2Qpp/6p1/1P6/3N2n1/B1P3q1/P2P4/5R1K w - - 8 32", + "PGN": "1. e4 e5 2. f4 d5 3. exd5 Qxd5 4. Nc3 Qe6 5. fxe5 Qxe5+ 6. Be2 Bb4 7. Nf3 Qe7 8. O-O Nf6 9. Re1 O-O 10. Bd3 Qd6 11. Nb5 Qb6+ 12. Kh1 Bg4 13. h3 Bh5 14. g4 Bg6 15. Bxg6 fxg6 16. Nbd4 Na6 17. Ne6 Rfe8 18. Ned4 Rad8 19. c3 Bc5 20. Rxe8+ Rxe8 21. b4 Bxd4 22. Nxd4 Qd6 23. Qb3+ Kh8 24. Ba3 Qg3 25. b5 Nb8 26. Qf7 Qxh3+ 27. Kg1 Qxg4+ 28. Kf1 Qf3+ 29. Kg1 Rg8 30. Rf1 Qg3+ 31. Kh1 Ng4 *", + "Moves": "f7g8 h8g8 f1f8", + "MovesSAN": "Qxg8+ Kxg8 Rf8#", + "Themes": "attraction kingsideAttack mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "3r2k1/pbN1bppp/1p2p3/4N3/1P2P3/P7/1B2RPPP/7K b - - 0 28", + "PGN": "1. b3 e6 2. Bb2 d5 3. e3 Nf6 4. Nf3 Bd6 5. c4 dxc4 6. Bxc4 O-O 7. O-O Nc6 8. Nc3 Nb4 9. e4 Be7 10. a3 Nd3 11. Bxd3 Qxd3 12. Re1 b6 13. Rc1 Bb7 14. Qe2 Rad8 15. Qxd3 Rxd3 16. b4 Rfd8 17. Re2 Nh5 18. Ne5 Rxd2 19. Rxd2 Rxd2 20. Nc4 Rd3 21. Ne5 Rd2 22. Nc4 Rd3 23. Ne5 Rd8 24. Nb5 Nf4 25. Re1 Ba6 26. Nxc7 Ne2+ 27. Kh1 Bb7 28. Rxe2 *", + "Moves": "d8d1 e2e1 d1e1", + "MovesSAN": "Rd1+ Re1 Rxe1#", + "Themes": "backRankMate mate mateIn2 middlegame short" + }, + { + "FEN": "6k1/R5p1/6P1/5PK1/8/pr6/8/8 w - - 2 48", + "PGN": "1. e4 e5 2. Nf3 d6 3. d4 Nc6 4. Nc3 exd4 5. Nxd4 Nxd4 6. Qxd4 Nf6 7. Bc4 Be7 8. O-O O-O 9. Bf4 a6 10. Rad1 Nh5 11. e5 Nxf4 12. Qxf4 Qe8 13. Rfe1 Qc6 14. Nd5 Bg5 15. Qxg5 Qxc4 16. exd6 cxd6 17. Nf6+ Kh8 18. Ne8 Rg8 19. Nxd6 Qxa2 20. b3 Rf8 21. Nxf7+ Kg8 22. Nh6+ Kh8 23. Nf5 Bxf5 24. Re7 Bg6 25. h4 Qxc2 26. Rd2 Qf5 27. Rxb7 Qxg5 28. hxg5 Rfb8 29. Rxb8+ Rxb8 30. Rd6 Bd3 31. Rxd3 Kg8 32. Kh2 a5 33. Kg3 Rb5 34. f4 Kf7 35. Kg4 Kg6 36. f5+ Kf7 37. Rd7+ Kf8 38. Ra7 Rb4+ 39. Kh5 Rb5 40. g4 Rxb3 41. g6 h6 42. Rf7+ Kg8 43. Kh4 a4 44. g5 Rb4+ 45. Kh5 hxg5 46. Kxg5 a3 47. Ra7 Rb3 *", + "Moves": "a7a8 b3b8 a8b8", + "MovesSAN": "Ra8+ Rb8 Rxb8#", + "Themes": "endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "2r4k/p2R2pp/4R3/8/8/3p4/PP4PP/7K b - - 2 31", + "PGN": "1. e4 e5 2. f4 d5 3. exd5 exf4 4. Nf3 Qxd5 5. Nc3 Qe6+ 6. Be2 Nf6 7. d4 Bd7 8. Bxf4 Bd6 9. Bxd6 Qxd6 10. O-O O-O 11. Ne5 Nc6 12. Nxd7 Qxd7 13. d5 Nb4 14. Bb5 Qd6 15. Bc4 Qc5+ 16. Kh1 Qxc4 17. Qf3 Nxc2 18. Rac1 Nd4 19. Qg3 Qc5 20. Rxf6 Rfe8 21. Rff1 c6 22. Ne4 Qe7 23. Nf6+ Kh8 24. Nxe8 Rxe8 25. Qf2 cxd5 26. Rce1 Ne6 27. Qxf7 Qxf7 28. Rxf7 d4 29. Rxb7 d3 30. Rxe6 Rc8 31. Rd7 *", + "Moves": "c8c1 e6e1 c1e1", + "MovesSAN": "Rc1+ Re1 Rxe1#", + "Themes": "backRankMate endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "r4k2/2ppqrbQ/1p4R1/p2pPn2/P7/5PR1/1PP2P1P/2K5 w - - 2 22", + "PGN": "1. e4 b6 2. d4 Bb7 3. Nc3 g6 4. Nf3 Bg7 5. Be3 e6 6. Bd3 Ne7 7. Qd2 O-O 8. a3 f5 9. e5 Bxf3 10. gxf3 Nbc6 11. O-O-O a5 12. a4 Nd5 13. Nxd5 exd5 14. Rhg1 f4 15. Bxg6 fxe3 16. Qxe3 hxg6 17. Rxg6 Qe7 18. Rdg1 Rf7 19. Qh6 Kf8 20. Qh7 Nxd4 21. R1g3 Nf5 *", + "Moves": "h7h8 g7h8 g6g8", + "MovesSAN": "Qh8+ Bxh8 Rg8#", + "Themes": "mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "3R4/1p3r2/p5p1/Pb6/1P4p1/2P4k/7P/6K1 w - - 12 42", + "PGN": "1. e4 e5 2. Nf3 d6 3. d4 exd4 4. Nxd4 Nc6 5. Bc4 g6 6. Nc3 Bg7 7. Be3 Bxd4 8. Bxd4 Nf6 9. Bxf6 Qxf6 10. Nd5 Qd8 11. c3 Be6 12. Qf3 Ne5 13. Qe2 O-O 14. f4 Nxc4 15. Qxc4 c6 16. f5 cxd5 17. Qe2 Bd7 18. O-O dxe4 19. fxg6 fxg6 20. Qc4+ Kh8 21. Qd4+ Kg8 22. Qc4+ Kg7 23. Qd4+ Kh6 24. Qxe4 Bc6 25. Qe3+ Qg5 26. Qh3+ Kg7 27. a4 h5 28. b4 Qg4 29. Qxg4 hxg4 30. Rad1 Rxf1+ 31. Kxf1 Rf8+ 32. Ke2 Bxg2 33. Rxd6 Rf7 34. Ke3 Bf3 35. a5 a6 36. Rd4 Kh6 37. Rd6 Kh5 38. Kf2 Kh4 39. Rd4 Kh3 40. Kg1 Bc6 41. Rd8 Bb5 *", + "Moves": "d8h8 f7h7 h8h7", + "MovesSAN": "Rh8+ Rh7 Rxh7#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "6k1/5p1p/p5p1/1p2p1PP/4P3/P1P3r1/1PKR4/8 w - - 1 38", + "PGN": "1. e4 c5 2. Nf3 d6 3. Nc3 Nf6 4. Be2 Nc6 5. d4 cxd4 6. Nxd4 e5 7. Nb3 Be7 8. Be3 O-O 9. Qd2 a6 10. Na4 Ng4 11. Bb6 Qd7 12. f3 Nf6 13. O-O-O Qe6 14. g4 Nd7 15. h4 Nxb6 16. Nxb6 Qf6 17. Nxa8 Bd8 18. Qxd6 Qf4+ 19. Qd2 Qg3 20. Qe3 b5 21. Nb6 Nd4 22. Rdg1 Nxe2+ 23. Qxe2 Qf4+ 24. Qd2 Qxd2+ 25. Nxd2 Bxb6 26. Rg2 Rd8 27. g5 Be3 28. Rd1 Bh3 29. Re2 Bf4 30. Kb1 g6 31. c3 Be6 32. a3 Bb3 33. Nxb3 Rxd1+ 34. Kc2 Rf1 35. Nd2 Bxd2 36. Rxd2 Rxf3 37. h5 Rg3 *", + "Moves": "d2d8 g8g7 h5h6", + "MovesSAN": "Rd8+ Kg7 h6#", + "Themes": "endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "4r1k1/p1p4p/5R2/P2P4/8/6P1/P5PP/4R2K b - - 0 35", + "PGN": "1. d4 d5 2. Bf4 Nf6 3. e3 Nc6 4. Nf3 Bf5 5. Bd3 Qd7 6. c4 Nb4 7. Bxf5 Qxf5 8. Qa4+ Nc6 9. cxd5 Nxd5 10. Ne5 Qe6 11. Nxc6 bxc6 12. Bg3 Qd7 13. e4 Nf6 14. Nc3 e6 15. O-O Be7 16. e5 Nh5 17. Ne4 Nxg3 18. fxg3 O-O 19. Nc5 Qd5 20. Rad1 f6 21. exf6 gxf6 22. Qa5 Bd6 23. b4 Qh5 24. Nxe6 Qxa5 25. bxa5 Rf7 26. d5 Re8 27. Rf3 c5 28. Rc1 Be5 29. Nxc5 Bd4+ 30. Kh1 Rfe7 31. Rff1 Re5 32. Nd7 Re2 33. Nxf6+ Bxf6 34. Rxf6 Re1+ 35. Rxe1 *", + "Moves": "e8e1 f6f1 e1f1", + "MovesSAN": "Rxe1+ Rf1 Rxf1#", + "Themes": "backRankMate endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "8/pp6/6r1/4P2Q/2NPq3/1P1k4/P6K/8 w - - 14 47", + "PGN": "1. e4 c5 2. Nf3 d6 3. d3 Bg4 4. h3 Bxf3 5. Qxf3 Nf6 6. c3 g6 7. Be3 Bg7 8. Nd2 O-O 9. Be2 Nc6 10. g3 e6 11. h4 Qb6 12. b3 Rad8 13. O-O Ne5 14. Qg2 Nfg4 15. Bg5 f6 16. Bf4 h6 17. f3 g5 18. fxg4 gxf4 19. gxf4 Nf7 20. g5 fxg5 21. fxg5 hxg5 22. hxg5 Ne5 23. g6 Rd7 24. Rxf8+ Bxf8 25. Rf1 Rg7 26. Rf6 c4+ 27. d4 Nd7 28. Rxe6 Qa5 29. Bxc4 Nb6 30. Rxd6+ Nxc4 31. Nxc4 Qxc3 32. e5 Bxd6 33. Qd5+ Kh8 34. Qxd6 Qe1+ 35. Kh2 Qf2+ 36. Kh1 Qf3+ 37. Kh2 Qe2+ 38. Kh1 Qe4+ 39. Kh2 Rxg6 40. Qf8+ Kh7 41. Qf7+ Kh6 42. Qf8+ Kh5 43. Qh8+ Kg4 44. Qc8+ Kf3 45. Qh3+ Ke2 46. Qh5+ Kd3 *", + "Moves": "h5d1 d3c3 d1d2", + "MovesSAN": "Qd1+ Kc3 Qd2#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r1b4k/p5pp/n2P4/q1b1Q3/1pP5/1P3r2/P4NPP/5RK1 w - - 0 24", + "PGN": "1. e4 e5 2. Nf3 f6 3. d4 Bd6 4. d5 c6 5. c4 b5 6. b3 Qa5+ 7. Bd2 b4 8. Be3 Ne7 9. Be2 c5 10. O-O O-O 11. Nbd2 Na6 12. Ne1 Bc7 13. Nd3 d6 14. f4 f5 15. fxe5 fxe4 16. Nxe4 dxe5 17. Ndxc5 Bb6 18. d6 Nf5 19. Qd5+ Kh8 20. Nf2 Nxe3 21. Qxe5 Nxf1 22. Rxf1 Bxc5 23. Bf3 Rxf3 *", + "Moves": "e5e8 f3f8 e8f8", + "MovesSAN": "Qe8+ Rf8 Qxf8#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "r5k1/6pp/p1Q3p1/5r2/P2P4/4PpPq/5P1P/1R4RK b - - 0 25", + "PGN": "1. Nf3 e6 2. c4 d5 3. cxd5 exd5 4. d4 Nf6 5. g3 Be7 6. Bg2 O-O 7. O-O c6 8. Nc3 Bf5 9. a3 Na6 10. Nh4 Bg6 11. b4 Nc7 12. Nxg6 fxg6 13. Rb1 a6 14. a4 Ne6 15. b5 Ne4 16. Nxe4 dxe4 17. e3 Ng5 18. Ba3 Nf3+ 19. Bxf3 exf3 20. Bxe7 Qxe7 21. bxc6 bxc6 22. Qc2 Qd7 23. Kh1 Qh3 24. Rg1 Rf5 25. Qxc6 *", + "Moves": "h3h2 h1h2 f5h5", + "MovesSAN": "Qxh2+ Kxh2 Rh5#", + "Themes": "attraction endgame mate mateIn2 sacrifice short" + }, + { + "FEN": "7k/6pp/2r2p2/4p3/p1P5/8/P4PPP/1R4K1 w - - 0 31", + "PGN": "1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. Nf3 c5 6. Be2 Nc6 7. Be3 cxd4 8. Bxd4 Nxd4 9. Qxd4 Bc5 10. Qd1 Qb6 11. O-O Qxb2 12. Na4 Qb4 13. Nxc5 Qxc5 14. Qd3 Qc7 15. Qb3 O-O 16. Bb5 Nxe5 17. Nxe5 Qxe5 18. Rfe1 Qd6 19. Bd3 Bd7 20. Qxb7 e5 21. Qa6 Qxa6 22. Bxa6 f6 23. Bb7 Rab8 24. Bxd5+ Kh8 25. Bb3 a5 26. Rab1 a4 27. Bd5 Rxb1 28. Rxb1 Rc8 29. c4 Bc6 30. Bxc6 Rxc6 *", + "Moves": "b1b8 c6c8 b8c8", + "MovesSAN": "Rb8+ Rc8 Rxc8#", + "Themes": "backRankMate endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "5k2/3p3p/2bPp1p1/2P1Qp2/8/5rP1/q6P/1R4K1 w - - 0 34", + "PGN": "1. e4 c5 2. Nf3 e6 3. d4 a6 4. dxc5 Bxc5 5. Nc3 Ne7 6. Be2 Nbc6 7. O-O Ng6 8. b3 O-O 9. Bb2 b5 10. a3 Ba7 11. Qd2 Bb7 12. Rad1 Nce5 13. Nxe5 Nxe5 14. Nxb5 axb5 15. Bxe5 Bc6 16. Bf3 Qh4 17. g3 Qd8 18. Bd6 Re8 19. Qf4 Bb6 20. Bh5 f6 21. Bxe8 Qxe8 22. e5 f5 23. c4 bxc4 24. bxc4 Bd8 25. Rb1 Be7 26. f3 Bxd6 27. exd6 Rxa3 28. c5 g6 29. Qe5 Kf7 30. Rb2 Qa8 31. Rfb1 Rxf3 32. Rb8 Qa2 33. Rf8+ Kxf8 *", + "Moves": "e5f6 f8g8 b1b8", + "MovesSAN": "Qf6+ Kg8 Rb8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "8/p2P4/5p2/7k/2pR3p/1P2r1rP/1P1R4/3K4 b - - 0 45", + "PGN": "1. e4 e5 2. Bc4 Nc6 3. Nc3 d6 4. f4 g6 5. Nf3 Bg7 6. d3 Na5 7. Bb3 exf4 8. Bxf4 Nf6 9. O-O O-O 10. Qd2 Nxb3 11. axb3 Nd7 12. Bh6 Ne5 13. Bxg7 Kxg7 14. Nd5 Be6 15. Nf4 Bg4 16. Qc3 f6 17. d4 Nxf3+ 18. gxf3 Bd7 19. Rad1 c6 20. Kh1 Qe7 21. Rfe1 Qf7 22. Qb4 g5 23. Ng2 b5 24. Qxd6 Rad8 25. Qg3 h5 26. e5 h4 27. Nxh4 Qh5 28. e6 Bxe6 29. Rxe6 Qxh4 30. Qxh4 gxh4 31. Rxc6 Rf7 32. Re6 Rd5 33. h3 Kg6 34. Re4 Kh5 35. c4 Rf5 36. Kg2 Rg7+ 37. Rg4 Re7 38. Rd2 Re3 39. d5 Rfxf3 40. d6 Rd3 41. Rd4 Rg3+ 42. Kf2 Rdf3+ 43. Ke2 Re3+ 44. Kd1 bxc4 45. d7 *", + "Moves": "g3g1 d1c2 c4b3", + "MovesSAN": "Rg1+ Kc2 cxb3#", + "Themes": "endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "8/pp1rr1kp/8/2P2R2/2n4P/2P3P1/PP3RK1/8 w - - 0 35", + "PGN": "1. e4 e5 2. Nc3 d6 3. f4 exf4 4. Qf3 Nc6 5. Qxf4 Be7 6. Nf3 Nf6 7. d4 d5 8. e5 Ne4 9. Nxe4 dxe4 10. Qxe4 O-O 11. Bd3 g6 12. Bh6 Re8 13. O-O Be6 14. c3 f5 15. exf6 Bxf6 16. Qf4 Bg7 17. Bxg7 Kxg7 18. Ng5 Bg8 19. Nf7 Bxf7 20. Qxf7+ Kh8 21. Bxg6 Qe7 22. Bh5 Qe3+ 23. Qf2 Qxf2+ 24. Rxf2 Re7 25. Raf1 Rg8 26. g3 Rg5 27. Be2 Kg7 28. Bd3 Nd8 29. Kg2 c5 30. h4 Rd5 31. Bc4 Rdd7 32. dxc5 Nc6 33. Rf5 Ne5 34. R1f2 Nxc4 *", + "Moves": "f5g5 g7h8 f2f8", + "MovesSAN": "Rg5+ Kh8 Rf8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "4r1k1/pppq1r2/2n3p1/3p2P1/3P4/2N2N1R/PP2P1K1/7R w - - 0 21", + "PGN": "1. c4 e6 2. Nc3 Nf6 3. g4 Bc5 4. g5 Ng4 5. d4 Bb4 6. h3 Nxf2 7. Kxf2 f6 8. Nf3 fxg5 9. Bxg5 Be7 10. h4 O-O 11. Bg2 Bxg5 12. hxg5 Nc6 13. Kg1 d5 14. cxd5 exd5 15. Qd3 g6 16. Bh3 Bxh3 17. Rxh3 Qd7 18. Kg2 Rae8 19. Rah1 Rf7 20. Qxg6+ hxg6 *", + "Moves": "h3h8 g8g7 h1h7", + "MovesSAN": "Rh8+ Kg7 R1h7#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "1k1rr3/pp4Rp/7P/5q2/2Q2n2/1PP1p3/P1R5/1K6 w - - 1 34", + "PGN": "1. e4 d5 2. Nf3 dxe4 3. Ng5 e5 4. Nc3 Qxg5 5. Nxe4 Qd8 6. d3 Nf6 7. Ng3 Be7 8. Be2 c5 9. c3 Nc6 10. h4 Be6 11. h5 Qd7 12. h6 g6 13. Bg5 O-O-O 14. Qc2 Bf5 15. Nxf5 Qxf5 16. Be3 Nd5 17. Bd2 Nf4 18. g4 Qd7 19. Bxf4 exf4 20. O-O-O Bg5 21. Bf3 Ne5 22. Be4 f5 23. gxf5 gxf5 24. Rhg1 fxe4 25. Rxg5 Nxd3+ 26. Kb1 c4 27. Rg7 Qb5 28. Qe2 Rhe8 29. Rd2 Qf5 30. b3 e3 31. fxe3 fxe3 32. Rc2 Nf4 33. Qxc4+ Kb8 *", + "Moves": "c4c7 b8a8 c7b7", + "MovesSAN": "Qc7+ Ka8 Qxb7#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "r1q4r/3b2pk/p3pb1p/1p5Q/4N3/8/PPP2PPP/3RR1K1 w - - 4 22", + "PGN": "1. e4 c5 2. Nf3 d6 3. Bc4 Nd7 4. Bxf7+ Kxf7 5. d4 cxd4 6. Bg5 h6 7. Bh4 Ngf6 8. Qxd4 Nb8 9. Nc3 Nc6 10. Qc4+ e6 11. Rd1 Qc7 12. O-O Be7 13. Rfe1 a6 14. Bg3 b5 15. Qe2 Bd7 16. e5 dxe5 17. Nxe5+ Nxe5 18. Bxe5 Qc8 19. Bxf6 Bxf6 20. Qh5+ Kg8 21. Ne4 Kh7 *", + "Moves": "e4f6 g7f6 h5f7", + "MovesSAN": "Nxf6+ gxf6 Qf7#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "1k4nr/pppr1pp1/3p3p/3N4/3b4/8/PPP2PPP/R1B1R1K1 w - - 0 16", + "PGN": "1. e4 e5 2. Nf3 Qf6 3. Bc4 d6 4. d4 exd4 5. Nxd4 h6 6. O-O Be7 7. Nf5 Bxf5 8. exf5 Qxf5 9. Re1 Nd7 10. Nc3 O-O-O 11. Nd5 Bg5 12. Qd4 Kb8 13. Bd3 Bf6 14. Bxf5 Bxd4 15. Bxd7 Rxd7 *", + "Moves": "e1e8 d7d8 e8d8", + "MovesSAN": "Re8+ Rd8 Rxd8#", + "Themes": "mate mateIn2 middlegame queensideAttack short" + }, + { + "FEN": "6k1/pR6/1b4Kp/8/7r/7P/8/8 w - - 2 40", + "PGN": "1. e4 e5 2. Qf3 Nf6 3. Nh3 Bc5 4. Bc4 d6 5. c3 Nc6 6. a4 O-O 7. b4 Nxb4 8. cxb4 Bxb4 9. Ng5 h6 10. Nh3 c6 11. O-O d5 12. exd5 cxd5 13. Bb3 Bg4 14. Qg3 Rc8 15. f3 Bc5+ 16. Kh1 Be6 17. Qxe5 Bxh3 18. gxh3 Re8 19. Qg3 Bd6 20. Qg2 Qe7 21. d4 Qe2 22. Qxe2 Rxe2 23. f4 Ne4 24. Bxd5 Nf2+ 25. Kg2 Nd3+ 26. Kf3 Nxc1 27. Rxc1 Rxc1 28. Kxe2 Bxf4 29. Kf3 Bxh2 30. Be4 Bg1 31. Ra2 Bxd4 32. Rd2 Bb6 33. Na3 Rc3+ 34. Kg4 Rxa3 35. Rd7 g6 36. Rxb7 f5+ 37. Bxf5 gxf5+ 38. Kxf5 Rxa4 39. Kg6 Rh4 *", + "Moves": "b7b8 b6d8 b8d8", + "MovesSAN": "Rb8+ Bd8 Rxd8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "7r/5Rpp/1Pqb3k/2p3N1/3p2P1/4np1P/1P3Q2/6K1 w - - 0 35", + "PGN": "1. e4 e5 2. Nf3 d6 3. Bc4 Be6 4. Bxe6 fxe6 5. d4 exd4 6. Nxd4 Qd7 7. e5 c5 8. Nf3 d5 9. O-O Nc6 10. c4 d4 11. Na3 O-O-O 12. Nb5 a6 13. a4 axb5 14. axb5 Nb4 15. Ra8+ Kc7 16. Qa4 Rxa8 17. Qxa8 Nh6 18. Bd2 Nf5 19. Ra1 Qc8 20. Qa7 Nd3 21. Qb6+ Kd7 22. Ng5 Ke7 23. Ra7 Nxe5 24. Rxb7+ Kf6 25. f4 Nxc4 26. Rf7+ Kg6 27. Qa6 Nxd2 28. b6 Bd6 29. g4 Ne3 30. Qd3+ Kh6 31. Qxd2 e5 32. h3 exf4 33. Qe2 Qc6 34. Qf2 f3 *", + "Moves": "f2h4 h6g6 h4h5", + "MovesSAN": "Qh4+ Kg6 Qh5#", + "Themes": "killBoxMate mate mateIn2 middlegame short" + }, + { + "FEN": "r5k1/pp2Bppp/8/3b4/4q3/2Q4P/P4PP1/2R3K1 w - - 1 21", + "PGN": "1. e4 c5 2. c3 e5 3. Nf3 Nc6 4. d4 cxd4 5. cxd4 Bb4+ 6. Nc3 exd4 7. Nxd4 Bxc3+ 8. bxc3 Nge7 9. Bd3 O-O 10. O-O d5 11. h3 dxe4 12. Bxe4 Qc7 13. Ba3 Rd8 14. Qb3 Nxd4 15. cxd4 Rxd4 16. Rac1 Qe5 17. Rfe1 Rxe4 18. Rxe4 Qxe4 19. Qc3 Be6 20. Bxe7 Bd5 *", + "Moves": "c3c8 a8c8 c1c8", + "MovesSAN": "Qc8+ Rxc8 Rxc8#", + "Themes": "backRankMate endgame mate mateIn2 sacrifice short" + }, + { + "FEN": "5rk1/pp2nppp/1q2p3/PP2P3/2Q5/2P2N2/3r1PPP/R3R1K1 b - - 0 20", + "PGN": "1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nf3 e6 5. Bd3 Bxd3 6. Qxd3 c5 7. c3 Nc6 8. O-O Nge7 9. Bg5 Qb6 10. b3 Nf5 11. dxc5 Bxc5 12. Nbd2 Rd8 13. b4 Be7 14. b5 Na5 15. Bxe7 Nxe7 16. Rfe1 Nc4 17. Nxc4 dxc4 18. Qxc4 O-O 19. a4 Rd2 20. a5 *", + "Moves": "b6f2 g1h1 f2g2", + "MovesSAN": "Qxf2+ Kh1 Qxg2#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "5r1k/pp5p/3P2p1/3r4/2B1Qp1q/4bP2/P5PP/4RR1K b - - 0 27", + "PGN": "1. d4 Nf6 2. Nf3 g6 3. c4 d6 4. Nc3 Bg7 5. e4 O-O 6. Be2 Nbd7 7. O-O e5 8. d5 Nh5 9. Ne1 Nf4 10. Bxf4 exf4 11. f3 Ne5 12. Rc1 f5 13. b3 fxe4 14. Nxe4 Qe7 15. Nd3 Nxd3 16. Qxd3 Bf5 17. Qc2 Rae8 18. Bd3 Qh4 19. Rce1 Kh8 20. b4 Bd4+ 21. Kh1 Be3 22. c5 dxc5 23. bxc5 Re5 24. d6 cxd6 25. cxd6 Rd5 26. Bc4 Bxe4 27. Qxe4 *", + "Moves": "h4h2 h1h2 d5h5", + "MovesSAN": "Qxh2+ Kxh2 Rh5#", + "Themes": "attraction kingsideAttack mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "8/p5pr/kr1pBq2/1R1Pppp1/2P5/2KP1P2/6P1/8 w - - 0 36", + "PGN": "1. e4 d6 2. Nc3 b6 3. Nf3 h6 4. d3 c5 5. Be3 Nf6 6. Qd2 Nbd7 7. a3 e5 8. O-O-O Ng4 9. h3 Nxe3 10. Qxe3 Nf6 11. h4 Be7 12. Nd5 Nxd5 13. exd5 Bg4 14. c4 O-O 15. Be2 Bxf3 16. Bxf3 Bxh4 17. Rh3 Bg5 18. Qxg5 hxg5 19. Rdh1 f6 20. Bg4 Kf7 21. Be6+ Ke8 22. Rh7 Qe7 23. Kc2 Kd8 24. b3 Kc7 25. a4 Kb7 26. f3 Ka6 27. Kc3 Ka5 28. R1h2 f5 29. Rh1 Qf6 30. Rb1 Rh8 31. b4+ cxb4+ 32. Rxb4 Rxh7 33. Rb5+ Ka6 34. a5 Rb8 35. axb6 Rxb6 *", + "Moves": "e6c8 b6b7 c8b7", + "MovesSAN": "Bc8+ Rb7 Bxb7#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "3r2k1/pr5p/2q1bQpB/P4p2/2p1pP2/8/5PPP/2R3K1 w - - 0 33", + "PGN": "1. c4 e5 2. e3 f5 3. Nc3 Nf6 4. d4 e4 5. d5 c6 6. d6 Qb6 7. a3 c5 8. Nb5 Na6 9. Be2 Kf7 10. a4 Ne8 11. a5 Qc6 12. Bh5+ g6 13. Be2 Nxd6 14. Nxd6+ Bxd6 15. Nh3 Nc7 16. Nf4 Bxf4 17. exf4 Ne6 18. O-O Nd4 19. Be3 Nxe2+ 20. Qxe2 d5 21. cxd5 Qxd5 22. Rfd1 Qc6 23. Qc4+ Be6 24. Qc3 b6 25. b4 Rhc8 26. bxc5 bxc5 27. Rac1 c4 28. Bd4 Rab8 29. Bg7 Rb3 30. Qf6+ Kg8 31. Bh6 Rb7 32. Rd8+ Rxd8 *", + "Moves": "f6d8 c6e8 d8e8", + "MovesSAN": "Qxd8+ Qe8 Qxe8#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "2r4r/p1b1kP2/8/8/4b1pP/6B1/PP3P1K/4RR2 b - - 2 29", + "PGN": "1. e4 e5 2. Bc4 Nc6 3. Nf3 Nf6 4. Nc3 Bc5 5. O-O d6 6. d3 Bg4 7. h3 Bh5 8. Bg5 h6 9. Bh4 g5 10. Bg3 Nd4 11. Nd5 c6 12. Ne3 Qd7 13. Kh2 Nxf3+ 14. gxf3 Bg6 15. c3 Ke7 16. d4 exd4 17. cxd4 Bb6 18. e5 dxe5 19. dxe5 Nd5 20. Nxd5+ cxd5 21. Qxd5 Qxd5 22. Bxd5 h5 23. Bxb7 Rab8 24. Be4 g4 25. fxg4 Bxe4 26. h4 hxg4 27. e6 Rbc8 28. exf7 Bc7 29. Rae1 *", + "Moves": "h8h4 h2g1 h4h1", + "MovesSAN": "Rxh4+ Kg1 Rh1#", + "Themes": "mate mateIn2 middlegame pin short" + }, + { + "FEN": "8/4Q3/3p4/2pPp2p/2P1P3/4n1Pk/4Q3/rN5K b - - 0 43", + "PGN": "1. d4 g6 2. e4 e6 3. Nc3 d6 4. Be3 b6 5. Qd2 a5 6. a4 Ba6 7. Bxa6 Nxa6 8. Nge2 h5 9. f3 Bh6 10. O-O Nb4 11. Bxh6 Nxh6 12. Na2 Nxa2 13. Rxa2 Qe7 14. b4 axb4 15. Qxb4 O-O 16. c4 Ra5 17. Qd2 Kg7 18. Rfa1 Rfa8 19. Nc3 c5 20. d5 e5 21. Rb2 R5a6 22. Rab1 Rb8 23. Rb5 g5 24. a5 g4 25. axb6 gxf3 26. gxf3 Qh4 27. Kh1 f5 28. Rg1+ Kf6 29. Qg2 Rg8 30. Qf1 Rxg1+ 31. Kxg1 fxe4 32. fxe4+ Ke7 33. b7 Ng4 34. Qe2 Ra1+ 35. Nb1 Qg5 36. b8=Q Ne3+ 37. Kh1 Qf4 38. Rb7+ Kf6 39. Qf8+ Kg5 40. Rg7+ Kh4 41. Qe7+ Kh3 42. Rg3+ Qxg3 43. hxg3 *", + "Moves": "a1b1 e2d1 b1d1", + "MovesSAN": "Rxb1+ Qd1 Rxd1#", + "Themes": "endgame hangingPiece mate mateIn2 short" + }, + { + "FEN": "3q2rk/2pn1p1p/r1pp1PpQ/8/p3PR2/2N4P/PPP3P1/R5K1 w - - 4 22", + "PGN": "1. e4 e5 2. f4 d6 3. Nf3 Nc6 4. Be2 Nf6 5. Nc3 Be7 6. d4 exd4 7. Nxd4 O-O 8. O-O Re8 9. Nxc6 bxc6 10. h3 Bf8 11. Bd3 a5 12. Qf3 Nd7 13. Qg3 Ba6 14. f5 Ne5 15. f6 g6 16. Bxa6 Rxa6 17. Qh4 a4 18. Bh6 Kh8 19. Bxf8 Rxf8 20. Qh6 Rg8 21. Rf4 Nd7 *", + "Moves": "h6h7 h8h7 f4h4", + "MovesSAN": "Qxh7+ Kxh7 Rh4#", + "Themes": "attraction kingsideAttack mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "r3r1k1/1b3ppp/p4b2/1ppq4/1P6/2P5/P1B1RPPP/RN2Q1K1 w - - 1 18", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. Re1 Nf6 7. Nxe5 Nxe5 8. Rxe5+ Be7 9. c3 O-O 10. d4 Re8 11. Qe1 d6 12. Re2 b5 13. Bg5 Bb7 14. Bxf6 Bxf6 15. Bc2 c5 16. dxc5 dxc5 17. b4 Qd5 *", + "Moves": "e2e8 a8e8 e1e8", + "MovesSAN": "Rxe8+ Rxe8 Qxe8#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "7k/6pp/8/R4p2/3r4/8/1P4PP/6K1 w - - 0 36", + "PGN": "1. d4 d5 2. c4 e5 3. dxe5 d4 4. Nf3 Nc6 5. e3 Bc5 6. a3 a5 7. a4 Bf5 8. Bd3 Nge7 9. Bxf5 Nxf5 10. O-O O-O 11. exd4 Nfxd4 12. Nc3 Nxf3+ 13. Qxf3 Nxe5 14. Qxb7 Nxc4 15. Qc6 Qd6 16. Qf3 Rab8 17. Nb5 Ne5 18. Qg3 Qe7 19. Bf4 f6 20. Bh6 c6 21. Rac1 Ng6 22. Rfe1 Qf7 23. Bf4 Nxf4 24. Qxf4 Bxf2+ 25. Qxf2 cxb5 26. axb5 Rxb5 27. Rc5 Qb3 28. Rxb5 Qxb5 29. Re7 Qg5 30. Qc2 f5 31. Qc4+ Kh8 32. Qc5 Qf6 33. Ra7 Rd8 34. Rxa5 Qd4+ 35. Qxd4 Rxd4 *", + "Moves": "a5a8 d4d8 a8d8", + "MovesSAN": "Ra8+ Rd8 Rxd8#", + "Themes": "backRankMate endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "8/5p2/2p3p1/3b2P1/6r1/R3R3/3k4/5K2 w - - 0 66", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nxc6 bxc6 6. Bc4 Bg7 7. O-O Qc7 8. Nc3 Bxc3 9. bxc3 e6 10. Re1 Ne7 11. e5 Rf8 12. Bh6 Rg8 13. Bg5 Nf5 14. Bf6 d6 15. exd6 Nxd6 16. Be2 Ne4 17. Bf3 Nxf6 18. c4 Bb7 19. c5 Rd8 20. Qe2 Nd5 21. Qe4 Rd7 22. Qh4 h5 23. Qg5 Rf8 24. h3 Re7 25. a4 Bc8 26. Ra3 e5 27. a5 e4 28. Bxe4 Rxe4 29. Rxe4+ Be6 30. g4 hxg4 31. hxg4 Rh8 32. f4 Kd7 33. a6 Qd8 34. Rb3 Qxg5 35. fxg5 Nf4 36. Rb7+ Kc8 37. Rxf4 Bd5 38. Kf2 Rh2+ 39. Ke3 Rxc2 40. Kd4 Rc4+ 41. Ke5 Rxc5 42. Rxa7 Ra5 43. Ra8+ Kc7 44. Kd4 Ra4+ 45. Ke5 Ra5 46. Rf6 Bf3+ 47. Kf4 Bd5 48. Kg3 Bc4 49. Rf4 Bxa6 50. Re4 Ra3+ 51. Kf4 Ra1 52. Re7+ Kd6 53. Raa7 Rf1+ 54. Kg3 Bc4 55. Red7+ Kc5 56. Rdc7 Bd5 57. Ra5+ Kb4 58. Raa7 Kc3 59. Rcb7 Kd2 60. Ra2+ Ke3 61. Ra3+ Ke2 62. Re7+ Kd2 63. Ree3 Rg1+ 64. Kf2 Rg2+ 65. Kf1 Rxg4 *", + "Moves": "e3e2 d2c1 a3a1", + "MovesSAN": "Re2+ Kc1 Ra1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "8/1N5p/pB4pk/Pb1p4/2r2b2/7P/1P2QPP1/6K1 b - - 2 37", + "PGN": "1. e4 e6 2. d4 d5 3. e5 Ne7 4. Nf3 c5 5. c3 Nbc6 6. Bb5 Bd7 7. Bxc6 bxc6 8. O-O cxd4 9. cxd4 Ng6 10. Nc3 c5 11. Be3 cxd4 12. Bxd4 Be7 13. Rc1 O-O 14. h3 Rc8 15. Re1 a6 16. Qe2 Ra8 17. Red1 Nf4 18. Qe1 Qb8 19. Ne2 Nxe2+ 20. Qxe2 Bb5 21. Qc2 Qb7 22. a4 Be8 23. a5 Bb5 24. Bb6 Rac8 25. Qd2 Rxc1 26. Rxc1 Rc8 27. Re1 Rc4 28. Nd4 Bb4 29. Qg5 f6 30. exf6 Bxe1 31. Nxe6 g6 32. Qg3 Bd2 33. f7+ Kxf7 34. Nd8+ Kg7 35. Qe5+ Kh6 36. Nxb7 Bf4 37. Qe2 *", + "Moves": "c4c1 e2d1 c1d1", + "MovesSAN": "Rc1+ Qd1 Rxd1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "6k1/6P1/2p3K1/ppP4P/1n6/8/8/8 w - - 0 67", + "PGN": "1. e4 e6 2. d4 Nc6 3. Nc3 a6 4. Nf3 h6 5. b3 Bb4 6. Bb2 d6 7. Bd3 Nce7 8. O-O Bd7 9. h3 Nc6 10. d5 Nce7 11. dxe6 Bxe6 12. e5 d5 13. a3 Bc5 14. b4 Bb6 15. Qe2 d4 16. Ne4 Nd5 17. Bxd4 Nge7 18. Bxb6 Nxb6 19. Nc5 O-O 20. Nxe6 fxe6 21. Qe4 g6 22. Nd4 Qd5 23. Rfe1 Qxe4 24. Bxe4 Nbd5 25. Nxe6 Rfe8 26. Bxd5 Nxd5 27. Nc5 b6 28. Nd3 Re6 29. f4 Rae8 30. g3 Nc3 31. Re3 Nd5 32. Rf3 c6 33. c4 Ne7 34. Rc1 Nf5 35. c5 b5 36. g4 Nd4 37. Re3 Nb3 38. Rc3 Nd4 39. Re4 Nf3+ 40. Kg2 Nd2 41. Rc2 Nxe4 42. Re2 Nc3 43. Re3 Nd5 44. Re2 Rf8 45. Kg3 Nc3 46. Re3 Nb1 47. Nf2 Nd2 48. Ne4 Nc4 49. Re2 Rd8 50. Nd6 Nxa3 51. f5 gxf5 52. gxf5 Re7 53. f6 Re6 54. Kf4 Nc4 55. Kf5 Nxd6+ 56. Kxe6 Nf7 57. Rg2+ Kf8 58. Rg7 Re8+ 59. Kf5 Rxe5+ 60. Kg6 Rg5+ 61. Kh7 Ne5 62. Kxh6 Rxg7 63. fxg7+ Kg8 64. h4 Nd3 65. h5 Nxb4 66. Kg6 a5 *", + "Moves": "h5h6 a5a4 h6h7", + "MovesSAN": "h6 a4 h7#", + "Themes": "advancedPawn endgame knightEndgame mate mateIn2 short" + }, + { + "FEN": "rn2kb1r/ppp2ppp/5n2/8/4N3/1P3bP1/PBP1Q2P/R3KB1q w Qkq - 0 13", + "PGN": "1. e4 e5 2. f4 d6 3. f5 Qh4+ 4. g3 Qxe4+ 5. Qe2 Qxh1 6. Nf3 Bxf5 7. d3 Bg4 8. Nbd2 Nf6 9. b3 d5 10. Bb2 e4 11. dxe4 dxe4 12. Nxe4 Bxf3 *", + "Moves": "e4f6 e8d8 e2e8", + "MovesSAN": "Nxf6+ Kd8 Qe8#", + "Themes": "doubleCheck mate mateIn2 middlegame short" + }, + { + "FEN": "3r2k1/1q3ppp/1PpQ1b2/2P5/8/7P/5PP1/4R1K1 w - - 5 29", + "PGN": "1. h3 e6 2. d4 Nf6 3. c3 d5 4. e3 c5 5. Nf3 Nc6 6. Bb5 Bd7 7. a4 a6 8. Bxc6 Bxc6 9. O-O Bd6 10. dxc5 Bxc5 11. b4 Bd6 12. Nd4 e5 13. Nxc6 bxc6 14. Re1 Qc7 15. Na3 O-O 16. b5 Ne4 17. c4 axb5 18. axb5 Nc3 19. Qc2 d4 20. Bd2 Rxa3 21. Rxa3 Bxa3 22. exd4 exd4 23. Bxc3 dxc3 24. Qxc3 Bd6 25. c5 Be7 26. b6 Qb7 27. Qe5 Bf6 28. Qd6 Rd8 *", + "Moves": "d6d8 f6d8 e1e8", + "MovesSAN": "Qxd8+ Bxd8 Re8#", + "Themes": "backRankMate endgame mate mateIn2 sacrifice short" + }, + { + "FEN": "1r3rk1/3N2pp/2p5/4p3/1P2p2q/P3Pp1R/5P1K/R1Q5 b - - 0 31", + "PGN": "1. c3 e6 2. d4 d5 3. Bf4 Nf6 4. Nf3 Bd6 5. Bxd6 Qxd6 6. e3 O-O 7. Bd3 c5 8. dxc5 Qxc5 9. Ne5 Nc6 10. Nxc6 bxc6 11. O-O Rb8 12. b4 Qd6 13. Nd2 e5 14. Be2 Bf5 15. Nc4 Qe6 16. Nb2 Ne4 17. Qe1 a5 18. a3 Bg6 19. Bd3 f5 20. Bxe4 dxe4 21. Na4 axb4 22. cxb4 f4 23. Nc5 Qg4 24. h3 Qf5 25. Qc1 f3 26. g4 Qg5 27. Nd7 Bh5 28. Kh2 Bxg4 29. Rg1 Qh4 30. Rg3 Bxh3 31. Rxh3 *", + "Moves": "h4f2 h2h1 f2g2", + "MovesSAN": "Qxf2+ Kh1 Qg2#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "r1bk1b1r/1p1p1npp/p2P4/5p2/2B2P2/6P1/PP1B3P/4R1K1 w - - 0 22", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nc3 Nc6 4. Nxe5 Nxe5 5. d4 Nc6 6. d5 Nb8 7. e5 Ng8 8. d6 Nc6 9. f4 Qh4+ 10. g3 Qd8 11. Bc4 cxd6 12. exd6 a6 13. O-O Qf6 14. Re1+ Kd8 15. Ne4 Qd4+ 16. Qxd4 Nxd4 17. Bd2 Nxc2 18. Rac1 Nxe1 19. Rxe1 f5 20. Ng5 Nh6 21. Nf7+ Nxf7 *", + "Moves": "d2a5 b7b6 a5b6", + "MovesSAN": "Ba5+ b6 Bxb6#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "3KQ3/8/3k4/5q2/8/8/8/8 b - - 0 75", + "PGN": "1. e4 c6 2. Nf3 d5 3. e5 Bf5 4. d4 e6 5. c3 c5 6. Bb5+ Nc6 7. Bxc6+ bxc6 8. O-O cxd4 9. cxd4 c5 10. Be3 cxd4 11. Bxd4 Ne7 12. Qa4+ Qd7 13. Qxd7+ Kxd7 14. Nc3 Nc6 15. Ne2 Bg4 16. Bc3 Bxf3 17. gxf3 g5 18. f4 gxf4 19. Nxf4 Rg8+ 20. Ng2 h5 21. f4 h4 22. Kf2 h3 23. Nh4 Be7 24. Nf3 Rg2+ 25. Ke3 Bc5+ 26. Bd4 Bxd4+ 27. Nxd4 Nxd4 28. Kxd4 Rxb2 29. Rf3 Rxh2 30. Rb3 Rh8 31. Rb7+ Kc6 32. Rxa7 Rg2 33. Rc1+ Kb6 34. Rac7 h2 35. R1c6+ Kb5 36. Rc5+ Kb4 37. Rb7+ Ka4 38. Rcb5 Rg3 39. R5b6 Ra8 40. Rb4+ Ka3 41. Rb1 Rg2 42. R7b3+ Kxa2 43. Rb7 Ra4+ 44. Kc5 Rc4+ 45. Kd6 Rc3 46. Rh1 Rh3 47. Ra7+ Ra3 48. Rxf7 Kb2 49. Rb7+ Kc3 50. Rc1+ Kd4 51. Rb4+ Ke3 52. Re1+ Kf2 53. Rbb1 Rg1 54. Rxg1 hxg1=Q 55. Rxg1 Kxg1 56. Kxe6 Ra5 57. f5 d4 58. f6 d3 59. f7 Ra8 60. Ke7 d2 61. f8=Q Rxf8 62. Kxf8 d1=Q 63. e6 Qd8+ 64. Kf7 Kf2 65. e7 Qd5+ 66. Kf8 Qd6 67. Kf7 Qd5+ 68. Kf8 Qf5+ 69. Ke8 Ke3 70. Kd8 Qd5+ 71. Ke8 Ke4 72. Kf8 Qf5+ 73. Ke8 Ke5 74. Kd8 Kd6 75. e8=Q *", + "Moves": "f5a5 d8c8 a5c7", + "MovesSAN": "Qa5+ Kc8 Qc7#", + "Themes": "endgame mate mateIn2 queenEndgame short" + }, + { + "FEN": "3r2k1/5ppp/5n2/1p6/q3P3/1NP2P2/1PK3PP/3R4 w - - 0 28", + "PGN": "1. e4 b6 2. d4 Bb7 3. Nc3 e6 4. Bf4 Bb4 5. Bd3 Nf6 6. Qe2 O-O 7. O-O-O Nc6 8. Nb5 d6 9. c3 a6 10. a3 axb5 11. axb4 Ba6 12. f3 e5 13. dxe5 Nxe5 14. Bxb5 Bxb5 15. Qxb5 Qb8 16. Bxe5 dxe5 17. Qxe5 Qa7 18. Ne2 Qa1+ 19. Kc2 Qa4+ 20. Kd3 Rfd8+ 21. Nd4 Qa6+ 22. b5 Qa4 23. Qxc7 Qxb5+ 24. Kc2 Qa4+ 25. Nb3 Rxd1 26. Rxd1 b5 27. Qd8+ Rxd8 *", + "Moves": "d1d8 f6e8 d8e8", + "MovesSAN": "Rxd8+ Ne8 Rxe8#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "3k1r2/p1p4p/2pb2p1/3p4/3P1q2/4Rb2/PPP1Q1PP/4R1K1 w - - 0 23", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 f5 4. exf5 e4 5. Bxc6 bxc6 6. Ne5 Nf6 7. O-O d5 8. d3 Qd6 9. d4 Bxf5 10. Bf4 Nd7 11. f3 g6 12. fxe4 Bxe4 13. Nd2 Bf5 14. Re1 O-O-O 15. Nf7 Qf6 16. Nxd8 Kxd8 17. Nf3 Bg4 18. Be5 Nxe5 19. Rxe5 Bd6 20. Re3 Qf4 21. Qe2 Rf8 22. Re1 Bxf3 *", + "Moves": "e3e8 d8d7 e2e6", + "MovesSAN": "Re8+ Kd7 Qe6#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "r1rq3k/1p3p2/p3pPp1/3b4/3pNQ2/P2B2P1/1PP3K1/8 w - - 0 35", + "PGN": "1. d4 e6 2. Nc3 d5 3. Bf4 c5 4. e3 Nc6 5. Nf3 Qb6 6. Qc1 cxd4 7. Nxd4 Nxd4 8. exd4 Qxd4 9. Be3 Qe5 10. Be2 a6 11. O-O Bd6 12. g3 Qf6 13. Qd2 Qd8 14. Rad1 Nf6 15. a3 O-O 16. Bg5 Be7 17. Bd3 g6 18. Bh6 Re8 19. f4 Ng4 20. Bg5 Bxg5 21. fxg5 Ne5 22. h4 Bd7 23. Rf6 Qb6+ 24. Kg2 Ng4 25. Re1 Rec8 26. h5 d4 27. hxg6 hxg6 28. Ne4 Bc6 29. Qe2 Nxf6 30. gxf6 Qd8 31. Qf3 Kf8 32. Rh1 Kg8 33. Qf4 Bd5 34. Rh8+ Kxh8 *", + "Moves": "f4h6 h8g8 h6g7", + "MovesSAN": "Qh6+ Kg8 Qg7#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "1Q2qk1r/5ppp/pp2p3/3p4/3P2P1/6B1/PP3P1P/6K1 w - - 2 27", + "PGN": "1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Bd7 5. Nf3 Nc6 6. Bd3 cxd4 7. cxd4 Nb4 8. O-O Nxd3 9. Qxd3 Ne7 10. Nbd2 Nf5 11. Nb3 a6 12. Bf4 Bb5 13. Qd2 Bxf1 14. Rxf1 Be7 15. g4 Nh4 16. Nxh4 Bxh4 17. Nc5 b6 18. Nb7 Qc7 19. Nd6+ Kf8 20. Bg3 Be7 21. Qf4 Bxd6 22. exd6 Qd7 23. Rc1 Rc8 24. Rxc8+ Qxc8 25. d7 Qxd7 26. Qb8+ Qe8 *", + "Moves": "g3d6 f8g8 b8e8", + "MovesSAN": "Bd6+ Kg8 Qxe8#", + "Themes": "deflection endgame mate mateIn2 short" + }, + { + "FEN": "6k1/1pq2pp1/p1p4p/P2p4/3P2P1/1Q3B1P/RP1r1RKb/4N3 b - - 0 27", + "PGN": "1. d4 d5 2. g3 Bf5 3. Bg2 e6 4. Nf3 Nf6 5. Nbd2 Be7 6. h3 h6 7. c4 c6 8. cxd5 exd5 9. g4 Bh7 10. Ne5 O-O 11. a4 Nbd7 12. Nxd7 Qxd7 13. Nf3 Bd6 14. Bd2 Rfe8 15. O-O Ne4 16. a5 a6 17. Qb3 Nxd2 18. Nxd2 Rxe2 19. Qc3 Rae8 20. Nf3 Rc2 21. Qb3 Ree2 22. Ra2 Be4 23. Ne1 Qc7 24. Bxe4 Rcd2 25. Bf3 Bh2+ 26. Kg2 Rxf2+ 27. Rxf2 *", + "Moves": "c7g3 g2f1 d2f2", + "MovesSAN": "Qg3+ Kf1 Rxf2#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "r3k3/1pp4q/1b1p1p2/p2P2p1/P1P3Br/4PQ2/1B3PP1/R3RK2 b q - 4 23", + "PGN": "1. d4 e5 2. c4 exd4 3. Qxd4 Nc6 4. Qd1 Bc5 5. Nf3 Nf6 6. e3 d6 7. Be2 Bg4 8. O-O h5 9. h3 Ne4 10. Nc3 Nxc3 11. bxc3 g5 12. Nd4 Nxd4 13. cxd4 Bb6 14. a4 a5 15. hxg4 hxg4 16. Bxg4 Qf6 17. Qf3 Qh6 18. Qh3 Qg7 19. Qf3 f6 20. Bb2 Qg6 21. d5 Rh4 22. Rfe1 Qh7 23. Kf1 *", + "Moves": "h4h1 f1e2 h7c2", + "MovesSAN": "Rh1+ Ke2 Qc2#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "4r1k1/pp3pbp/4q1p1/8/1n1P4/P1N5/1P3PPP/1QBR2K1 b - - 0 23", + "PGN": "1. e4 c6 2. c4 d5 3. exd5 cxd5 4. d4 Nf6 5. Nc3 g6 6. cxd5 Bg7 7. Qb3 Nbd7 8. Be2 O-O 9. Bf3 Nb6 10. Nge2 e6 11. dxe6 Bxe6 12. Qc2 Rc8 13. O-O Re8 14. Bg5 Qd7 15. Rfd1 Nfd5 16. Rac1 Nb4 17. Qb1 Bf5 18. Be4 Bxe4 19. Nxe4 Rxc1 20. Bxc1 Qe6 21. N4c3 N6d5 22. a3 Nxc3 23. Nxc3 *", + "Moves": "e6e1 d1e1 e8e1", + "MovesSAN": "Qe1+ Rxe1 Rxe1#", + "Themes": "backRankMate master mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "3r2k1/4Qp1p/6p1/2p5/pq6/1B3P2/PP4PP/7K w - - 0 29", + "PGN": "1. e4 c5 2. Nf3 a6 3. c4 g6 4. d4 cxd4 5. Nxd4 Bg7 6. Nc3 Nc6 7. Be3 d6 8. Be2 Nf6 9. f3 O-O 10. Qd2 Nxd4 11. Bxd4 Bd7 12. O-O Bc6 13. Rfd1 Qc7 14. Rac1 Rac8 15. Nd5 Nxd5 16. cxd5 Bxd4+ 17. Qxd4 Qa5 18. dxc6 Rxc6 19. Rxc6 bxc6 20. Bc4 c5 21. Qd2 Qa4 22. Bb3 Qc6 23. Qd5 Qb6 24. Kh1 a5 25. e5 dxe5 26. Qxe5 Qb4 27. Qxe7 a4 28. Rd8 Rxd8 *", + "Moves": "e7f7 g8h8 f7f6", + "MovesSAN": "Qxf7+ Kh8 Qf6#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r3r3/1kpQ1p2/3p1P1R/p5P1/1p4p1/4q3/PPPN4/2K2R2 b - - 2 34", + "PGN": "1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Be3 Bg7 5. f3 O-O 6. Qd2 e5 7. d5 a6 8. O-O-O b5 9. Bh6 Nbd7 10. h4 Nh5 11. Bxg7 Kxg7 12. g4 Nf4 13. Nge2 h6 14. Nxf4 exf4 15. Qxf4 Ne5 16. Qe3 Bd7 17. Be2 b4 18. Nb1 a5 19. g5 h5 20. f4 Ng4 21. Qd4+ Kh7 22. f5 Qe7 23. Bxg4 hxg4 24. f6 Qe5 25. Qe3 Rfe8 26. h5 Qxe4 27. hxg6+ Kxg6 28. Rh6+ Kf5 29. Rf1+ Ke5 30. Qg3+ Kxd5 31. Qb3+ Kc6 32. Qa4+ Kb7 33. Qxd7 Qe3+ 34. Nd2 *", + "Moves": "e3e1 f1e1 e8e1", + "MovesSAN": "Qe1+ Rxe1 Rxe1#", + "Themes": "backRankMate mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "r4r2/5ppk/8/3p1N2/2p5/2q1P1QP/5PP1/q4RK1 w - - 0 44", + "PGN": "1. d4 Nf6 2. Bf4 b6 3. Nf3 Bb7 4. e3 e6 5. Be2 Be7 6. h3 O-O 7. O-O d5 8. c4 c5 9. dxc5 bxc5 10. Nc3 Na6 11. Qb3 Qb6 12. Qc2 Nb4 13. Qd2 Rad8 14. cxd5 Nfxd5 15. Nxd5 Nxd5 16. Bg3 Bf6 17. Rab1 Nb4 18. Qe1 Nxa2 19. Be5 Be7 20. Bc4 Nb4 21. Bc3 a5 22. Nh2 Bd5 23. Qe2 Qc6 24. Bxd5 exd5 25. Qg4 Bf6 26. Nf3 Bxc3 27. bxc3 Nd3 28. Ng5 h6 29. Nf3 c4 30. Nd4 Qd7 31. Qg3 a4 32. Ra1 Ra8 33. Ra3 Nc5 34. Rb1 Qe7 35. Rb4 Nd3 36. Nc6 Qc5 37. Nd4 Nxb4 38. cxb4 Qxb4 39. Ra1 a3 40. Nf5 Qc3 41. Rf1 a2 42. Nxh6+ Kh7 43. Nf5 a1=Q *", + "Moves": "g3h4 h7g6 f5e7", + "MovesSAN": "Qh4+ Kg6 Ne7#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "4rk2/1b3q2/p1np1Q2/1p6/2r2N2/2P2P2/PP4PP/R5K1 w - - 3 29", + "PGN": "1. e4 c5 2. Bc4 a6 3. Nf3 e6 4. d4 b5 5. Be2 cxd4 6. Nxd4 Bb7 7. Bd3 Nc6 8. Nb3 d6 9. O-O Be7 10. Qg4 g6 11. Nc3 Nf6 12. Qh3 O-O 13. Bh6 Re8 14. Ne2 Ne5 15. Nf4 Neg4 16. Bg5 Ne5 17. Qg3 Nxe4 18. Bxe7 Qxe7 19. Bxe4 Bxe4 20. c3 Rac8 21. Nd4 Rc4 22. f3 Bb7 23. Rfe1 Nc6 24. Ndxe6 fxe6 25. Rxe6 Qd7 26. Rxg6+ hxg6 27. Qxg6+ Kf8 28. Qf6+ Qf7 *", + "Moves": "f4g6 f8g8 f6h8", + "MovesSAN": "Ng6+ Kg8 Qh8#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "7Q/2k1r3/p3r1p1/1p3p1p/2nP1P2/2P5/P5R1/K5R1 b - - 3 36", + "PGN": "1. e4 c6 2. f4 d5 3. exd5 cxd5 4. Nc3 Nc6 5. d4 Nf6 6. Be3 Bg4 7. Nf3 a6 8. Qd2 Bxf3 9. gxf3 e6 10. O-O-O Bb4 11. Rg1 Qa5 12. Kb1 Bxc3 13. bxc3 Qb6+ 14. Ka1 g6 15. f5 exf5 16. Bh6 Nh5 17. Re1+ Kd7 18. Be2 Rhe8 19. Rb1 Qc7 20. Rb2 Re6 21. Rgb1 b5 22. f4 Nf6 23. Bg7 Ne4 24. Qe3 Nxc3 25. Qxc3 Rxe2 26. Be5 Rxh2 27. Bxc7 Kxc7 28. Qc5 Re8 29. Qxd5 f6 30. Qf7+ Re7 31. Qxf6 Rhe2 32. c3 R2e6 33. Qh8 Na5 34. Rh2 h5 35. Rg2 Nc4 36. Rbg1 *", + "Moves": "e6e1 g1e1 e7e1", + "MovesSAN": "Re1+ Rxe1 Rxe1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "N1b2rk1/pp4p1/n1p4B/3p4/8/6QP/PP2P1P1/R2q1BKR b - - 0 20", + "PGN": "1. d4 e5 2. dxe5 f6 3. exf6 Nxf6 4. Nc3 Bc5 5. Nf3 O-O 6. Bg5 Bxf2+ 7. Kxf2 Ng4+ 8. Kg1 Qe8 9. Nd5 c6 10. Nc7 Qg6 11. Nxa8 h6 12. Bc1 Na6 13. Qd3 Qe6 14. h3 Ne5 15. Nxe5 Qxe5 16. Qc4+ d5 17. Qc3 Qf5 18. Qf3 Qxc2 19. Qg3 Qd1 20. Bxh6 *", + "Moves": "f8f1 g1h2 f1h1", + "MovesSAN": "Rxf1+ Kh2 Rxh1#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "6k1/5ppp/4p3/R3P3/P2n4/6P1/5PKP/1r6 w - - 0 33", + "PGN": "1. d4 d5 2. Nf3 e6 3. c4 dxc4 4. Nc3 c6 5. g3 Bb4 6. Bg2 Bxc3+ 7. bxc3 Nf6 8. Ba3 Nd5 9. Qc2 Qa5 10. Bb2 b5 11. e4 Ne7 12. O-O O-O 13. a4 Qb6 14. Ba3 Re8 15. Rfb1 a6 16. Ne5 Nd7 17. Nxc4 Qd8 18. Nd6 Rf8 19. e5 Nd5 20. Nxc8 Qxc8 21. Bxf8 Kxf8 22. c4 bxc4 23. Qxc4 N7b6 24. Qc5+ Kg8 25. Bxd5 Nxd5 26. Rc1 Rb8 27. Qxc6 Qxc6 28. Rxc6 a5 29. Ra6 Nc3 30. Rxa5 Ne2+ 31. Kg2 Nxd4 32. Rb1 Rxb1 *", + "Moves": "a5a8 b1b8 a8b8", + "MovesSAN": "Ra8+ Rb8 Rxb8#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "2r2rk1/1bn3p1/p3p2p/1pP1R3/3P4/P4q1P/1B1Q2BP/2R4K b - - 1 26", + "PGN": "1. d4 d5 2. c4 e6 3. e3 c6 4. Nf3 Nf6 5. Nc3 Nbd7 6. a3 Be7 7. cxd5 cxd5 8. b4 a6 9. Bb2 h6 10. Bd3 O-O 11. O-O b5 12. Rc1 Bb7 13. Re1 Rc8 14. e4 Nb6 15. exd5 Nfxd5 16. Ne4 Nf4 17. Nc5 Bxc5 18. bxc5 Nbd5 19. Bf1 Nc7 20. Ne5 Qd5 21. f3 f6 22. Qd2 fxe5 23. Rxe5 Nh3+ 24. Kh1 Qc6 25. gxh3 Qxf3+ 26. Bg2 *", + "Moves": "f3f1 c1f1 f8f1", + "MovesSAN": "Qf1+ Rxf1 Rxf1#", + "Themes": "kingsideAttack mate mateIn2 middlegame pin sacrifice short" + }, + { + "FEN": "1n4k1/1pP2pb1/2p2rp1/2Pp4/3Pp1p1/4P1Pb/1BQN1P1P/r3R1KB b - - 0 22", + "PGN": "1. d4 Nf6 2. Nf3 g6 3. e3 Bg7 4. g3 O-O 5. Bg2 d5 6. O-O Re8 7. Nbd2 Bg4 8. c4 c6 9. Qc2 Qd7 10. Re1 Bh3 11. Bh1 h5 12. Ne5 Qc7 13. b4 e6 14. Bb2 Ng4 15. Nxg4 hxg4 16. a4 e5 17. b5 e4 18. c5 Re6 19. a5 Rf6 20. b6 axb6 21. axb6 Rxa1 22. bxc7 *", + "Moves": "a1e1 d2f1 e1f1", + "MovesSAN": "Rxe1+ Nf1 Rxf1#", + "Themes": "hangingPiece kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "3r1r2/k1p2p2/3p3p/1p1P3P/N3qpp1/2Q2n2/PPP5/1K3R2 w - - 0 31", + "PGN": "1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. Bc4 Nd7 5. h4 h6 6. h5 g5 7. f4 e5 8. d5 exf4 9. Bd2 Ngf6 10. Nf3 Nc5 11. Qe2 Bg4 12. O-O-O Bxf3 13. gxf3 Qe7 14. Bb5+ Ncd7 15. Kb1 a6 16. Ba4 O-O-O 17. Qf2 Nb6 18. Rde1 Nc4 19. Rd1 Kb8 20. Bb3 Nxd2+ 21. Rxd2 Nd7 22. Rd4 Bxd4 23. Qxd4 Ne5 24. Qa4 Rhf8 25. Qb4 Nxf3 26. Na4 g4 27. Bc4 Ka7 28. Qc3 Qxe4 29. Rf1 b5 30. Bxb5 axb5 *", + "Moves": "c3c7 a7a6 c7b6", + "MovesSAN": "Qxc7+ Ka6 Qb6#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "r1b2Q2/1p6/p1pBkb1p/P3Nqp1/3P4/2P5/5PPP/6K1 w - - 3 25", + "PGN": "1. d4 d5 2. Nf3 Nf6 3. c4 c6 4. Nc3 a6 5. Bg5 dxc4 6. a4 Nd5 7. a5 Qd6 8. e4 Nxc3 9. bxc3 Nd7 10. Bxc4 Qg6 11. O-O Qxe4 12. Re1 Qf5 13. Qb3 h6 14. Bh4 g5 15. Bg3 Bg7 16. Bd6 e6 17. Bxe6 fxe6 18. Rxe6+ Kd8 19. Rae1 Bf6 20. Re8+ Rxe8 21. Rxe8+ Kxe8 22. Qg8+ Nf8 23. Qxf8+ Kd7 24. Ne5+ Ke6 *", + "Moves": "f8f7 e6d6 e5c4", + "MovesSAN": "Qf7+ Kxd6 Nc4#", + "Themes": "master mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "r5k1/p4p1p/1p1R2p1/2n2q2/8/1P6/PBP2PPP/2KR4 w - - 0 24", + "PGN": "1. e4 e6 2. b3 d6 3. Bb2 Nf6 4. Nc3 b6 5. d4 Bb7 6. d5 exd5 7. exd5 Qe7+ 8. Be2 Qe5 9. Nf3 Qf5 10. Bd3 Qd7 11. Qe2+ Be7 12. Bc4 O-O 13. O-O-O Re8 14. Ng5 Nxd5 15. Nxd5 Bxg5+ 16. Qd2 Bxd2+ 17. Rxd2 Bxd5 18. Bxd5 c6 19. Bf3 Na6 20. Rhd1 Nc5 21. Rxd6 Qf5 22. Bxc6 g6 23. Bxa8 Rxa8 *", + "Moves": "d6d8 a8d8 d1d8", + "MovesSAN": "Rd8+ Rxd8 Rxd8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "7k/p3Rrpp/1p6/5p2/2P5/1P4P1/q4PKP/8 w - - 0 36", + "PGN": "1. e4 e5 2. Ke2 d6 3. Qe1 Nf6 4. Nf3 Be7 5. g3 O-O 6. Bg2 Bg4 7. Kf1 c6 8. d3 Na6 9. Nfd2 Nb4 10. Na3 d5 11. Bf3 Bh3+ 12. Bg2 Bg4 13. Bf3 Be6 14. Kg2 dxe4 15. Nxe4 Nxe4 16. Bxe4 Bd5 17. Bxd5 Nxd5 18. Nc4 f6 19. Ne3 Nxe3+ 20. Qxe3 b6 21. Qf3 Bc5 22. Qxc6 Qd4 23. Qf3 f5 24. Be3 Qd6 25. Bxc5 Qxc5 26. c4 Rae8 27. b3 e4 28. Qe3 Qc6 29. dxe4 Rxe4 30. Qf3 Qg6 31. Rhe1 Qf6 32. Rxe4 Qxa1 33. Re7 Qxa2 34. Qd5+ Kh8 35. Qf7 Rxf7 *", + "Moves": "e7e8 f7f8 e8f8", + "MovesSAN": "Re8+ Rf8 Rxf8#", + "Themes": "backRankMate endgame mate mateIn2 queenRookEndgame short" + }, + { + "FEN": "r1bqrbk1/1p1n1p2/p2p1n1Q/3P2N1/8/2NB4/PP3PPP/R3R1K1 w - - 3 17", + "PGN": "1. d4 e6 2. c4 c5 3. e3 cxd4 4. exd4 d6 5. Nf3 h6 6. Bd3 Nf6 7. O-O Nc6 8. Re1 Be7 9. d5 exd5 10. cxd5 Nb8 11. Nc3 O-O 12. Bf4 a6 13. Qd2 Nbd7 14. Bxh6 gxh6 15. Qxh6 Re8 16. Ng5 Bf8 *", + "Moves": "d3h7 f6h7 h6h7", + "MovesSAN": "Bh7+ Nxh7 Qxh7#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "1r6/5ppk/4pb1p/8/2P5/R2R4/2P2PPP/6K1 b - - 0 29", + "PGN": "1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 b6 6. Qf3 Bb7 7. Bf4 Nc6 8. Nxc6 Bxc6 9. Qg3 Nf6 10. Bd3 Qc8 11. O-O b5 12. a3 Nh5 13. Qh4 Nxf4 14. Qxf4 h6 15. e5 Qb7 16. Be4 b4 17. axb4 Qxb4 18. Bxc6 Qxf4 19. Bxa8 Qxe5 20. Rxa6 Be7 21. Be4 O-O 22. Re1 d5 23. Bh7+ Kxh7 24. Rxe5 Bf6 25. Re3 Rc8 26. Ra3 d4 27. Rd3 dxc3 28. bxc3 Rb8 29. c4 *", + "Moves": "b8b1 d3d1 b1d1", + "MovesSAN": "Rb1+ Rd1 Rxd1#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "8/p7/8/kp6/4R3/1b3rR1/1P5P/1K6 b - - 0 38", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 f6 4. Bd2 Nce7 5. dxe5 c6 6. Nc3 f5 7. Bc4 h6 8. Bb3 fxe4 9. Nxe4 Nf5 10. Bc3 d5 11. Ned2 Nh4 12. Rg1 Be6 13. Qe2 Nxf3+ 14. Qxf3 Ne7 15. O-O-O Nf5 16. Qh5+ Ke7 17. Bb4+ Kd7 18. Ne4 Bxb4 19. c4 Kc7 20. cxd5 cxd5 21. Bxd5 Bxd5 22. Qxf5 Rf8 23. Qg4 Kb6 24. Qg6+ Ka5 25. a3 Qc7+ 26. Kb1 Qxe5 27. axb4+ Kxb4 28. Rge1 Bb3 29. Qd6+ Qxd6 30. Rxd6 Rae8 31. f3 g5 32. Rxh6 g4 33. Rg6 gxf3 34. gxf3 Rxf3 35. Rg4 Ka5 36. Rg5+ b5 37. Rg3 Rxe4 38. Rxe4 *", + "Moves": "f3f1 e4e1 f1e1", + "MovesSAN": "Rf1+ Re1 Rxe1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "2rr2k1/1b2bpp1/p2q4/3pp1P1/7Q/2P1n3/PP2N1PP/1BR2RK1 w - - 3 21", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Nf6 6. f3 a6 7. Be3 e5 8. Nxc6 bxc6 9. Bd3 Be7 10. O-O O-O 11. Ne2 d5 12. exd5 cxd5 13. c3 Bb7 14. Rc1 Rc8 15. Bb1 Qd6 16. Qe1 Rfd8 17. Bg5 h6 18. f4 hxg5 19. fxg5 Ng4 20. Qh4 Ne3 *", + "Moves": "h4h7 g8f8 h7h8", + "MovesSAN": "Qh7+ Kf8 Qh8#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "r2q1rk1/pbp3b1/1p2p1B1/6PR/3p4/2N5/PPP1N2Q/1K6 w - - 0 27", + "PGN": "1. e4 b6 2. d4 Bb7 3. Nc3 g6 4. Be3 Bg7 5. Bd3 Nf6 6. Nge2 O-O 7. Qd2 Ng4 8. O-O-O Nxe3 9. Qxe3 e6 10. Kb1 Bf6 11. h4 Bxh4 12. g3 Bg5 13. f4 Bf6 14. g4 d6 15. Rh6 Bg7 16. Rh3 h6 17. Rdh1 Kh7 18. R1h2 Nd7 19. f5 Nf6 20. g5 Ng4 21. fxg6+ fxg6 22. Qg3 Nxh2 23. Qxh2 h5 24. e5 dxe5 25. Rxh5+ Kg8 26. Bxg6 exd4 *", + "Moves": "h5h8 g7h8 h2h7", + "MovesSAN": "Rh8+ Bxh8 Qh7#", + "Themes": "clearance kingsideAttack mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "1k4N1/1Bp5/4p3/p4p2/3N4/P3P3/1b1KQ3/7q b - - 0 38", + "PGN": "1. d4 g6 2. c4 d6 3. Bf4 Nc6 4. Nf3 Bg7 5. Nc3 Bd7 6. e3 a5 7. a3 h6 8. h3 g5 9. Bg3 e6 10. Be2 Nge7 11. Nh2 Nf5 12. Bd3 Nxg3 13. fxg3 Qe7 14. Ng4 h5 15. Nf2 Qf6 16. Nfe4 Qh6 17. Rf1 g4 18. Qe2 gxh3 19. gxh3 f5 20. Nd2 Rg8 21. Nf3 Bf6 22. Rg1 h4 23. gxh4 Rxg1+ 24. Nxg1 Qxh4+ 25. Kd2 O-O-O 26. b4 Rg8 27. b5 Ne7 28. c5 dxc5 29. dxc5 Nd5 30. Nxd5 Bxa1 31. Nf3 Qxh3 32. Ne7+ Kb8 33. Nxg8 Qh1 34. c6 bxc6 35. bxc6 Bxc6 36. Nd4 Bb7 37. Ba6 Bb2 38. Bxb7 *", + "Moves": "h1c1 d2d3 c1c3", + "MovesSAN": "Qc1+ Kd3 Qc3#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "5r2/pp2rBp1/2p5/2P3k1/3P2np/5R2/PP6/5RK1 w - - 0 32", + "PGN": "1. e4 c6 2. f4 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Nxf6+ exf6 6. Bc4 Bd6 7. Nf3 O-O 8. O-O Bxf4 9. c3 Bg4 10. Qb3 Qb6+ 11. d4 Bxc1 12. Raxc1 Qxb3 13. Bxb3 Nd7 14. h3 Bf5 15. g4 Be4 16. Nd2 Bg6 17. Nc4 Nb6 18. Nd6 Rab8 19. h4 h5 20. g5 fxg5 21. hxg5 Nd5 22. Rfe1 Rfd8 23. Nc4 Re8 24. Ne5 Kh7 25. Rf1 Re7 26. c4 Ne3 27. Rf3 Ng4 28. Nxg6 Kxg6 29. Rcf1 Rf8 30. c5 Kxg5 31. Bxf7 h4 *", + "Moves": "f3f5 g5h6 f5h5", + "MovesSAN": "Rf5+ Kh6 Rh5#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "1r4k1/5ppp/8/2Np1q2/pp1P2n1/6P1/4QP2/4R1K1 w - - 2 33", + "PGN": "1. d4 e5 2. c3 exd4 3. cxd4 d5 4. Nc3 Nf6 5. Nf3 c6 6. Bf4 Bd6 7. Bg3 O-O 8. e3 Bg4 9. Bd3 a5 10. O-O Na6 11. Bxa6 Rxa6 12. a3 Rb6 13. Na4 Rb5 14. Nc3 Rxb2 15. Rb1 Rxb1 16. Qxb1 b5 17. Qc2 Bxa3 18. Ne2 Bxf3 19. gxf3 Qd7 20. Nf4 Bd6 21. Nd3 Rc8 22. Ne5 Qe8 23. Qd2 a4 24. Ra1 c5 25. Qa5 cxd4 26. exd4 Rb8 27. Nd3 Bxg3 28. hxg3 Qe2 29. Nc5 Qxf3 30. Re1 Ng4 31. Qd2 b4 32. Qe2 Qf5 *", + "Moves": "e2e8 b8e8 e1e8", + "MovesSAN": "Qe8+ Rxe8 Rxe8#", + "Themes": "backRankMate endgame mate mateIn2 sacrifice short" + }, + { + "FEN": "3k3r/p1q2pp1/2p5/2N5/5nQ1/2NP4/PPP2PP1/4RRK1 b - - 2 17", + "PGN": "1. e4 d5 2. exd5 Nf6 3. Nc3 c6 4. dxc6 Nxc6 5. Nf3 e5 6. Bb5 Bg4 7. Bxc6+ bxc6 8. d3 Bc5 9. O-O Qc7 10. h3 h5 11. hxg4 hxg4 12. Nxe5 O-O-O 13. Bf4 Nh5 14. Qxg4+ Rd7 15. Nxd7 Nxf4 16. Nxc5+ Kd8 17. Rae1 *", + "Moves": "f4e2 c3e2 c7h2", + "MovesSAN": "Ne2+ Nxe2 Qh2#", + "Themes": "clearance kingsideAttack mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "5rk1/pp3r1p/2pb4/3P4/3P2p1/2PBR1Pb/PB5P/6KQ b - - 0 26", + "PGN": "1. d4 c6 2. c4 d5 3. e3 e6 4. Nf3 f5 5. Nc3 Nf6 6. cxd5 exd5 7. Bd3 Bd6 8. O-O O-O 9. Qc2 Ne4 10. Ne5 Nd7 11. Nxd7 Bxd7 12. f3 Nxc3 13. bxc3 g6 14. Bb2 Qh4 15. g3 Qh6 16. Qf2 Rae8 17. Rae1 Re7 18. Re2 Rfe8 19. Rfe1 g5 20. e4 fxe4 21. fxe4 Rf7 22. Qg2 Bh3 23. Qh1 Ref8 24. Re3 g4 25. exd5 Qxe3+ 26. Rxe3 *", + "Moves": "f7f1 d3f1 f8f1", + "MovesSAN": "Rf1+ Bxf1 Rxf1#", + "Themes": "kingsideAttack mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "RB3k2/6p1/3Pn2p/8/4p3/3r4/5PKP/8 b - - 1 41", + "PGN": "1. e4 e5 2. Nc3 Bc5 3. Nf3 Nc6 4. Bb5 Bd4 5. d3 Bxc3+ 6. bxc3 Nge7 7. Ba3 d6 8. d4 Bd7 9. d5 Nb8 10. c4 a6 11. Bxd7+ Nxd7 12. O-O Nb6 13. c5 Nc4 14. cxd6 cxd6 15. Bc1 Nc8 16. c3 O-O 17. Qb3 b5 18. a4 N8b6 19. axb5 axb5 20. Rxa8 Qxa8 21. Qxb5 Qa4 22. Qb1 Rb8 23. Nd2 Nxd2 24. Bxd2 Nd7 25. Qd3 Nc5 26. Qh3 Qxe4 27. Qf3 Qxf3 28. gxf3 Rb2 29. Ra1 f6 30. Be3 Nb3 31. Ra6 Rc2 32. Rxd6 Rxc3 33. Rd7 Rd3 34. d6 Nd4 35. Kg2 Ne6 36. Bb6 h6 37. Bc7 Kf8 38. Bb8 f5 39. Ra7 e4 40. fxe4 fxe4 41. Ra8 *", + "Moves": "e6f4 g2f1 d3d1", + "MovesSAN": "Nf4+ Kf1 Rd1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "5q2/7k/2QR4/pP6/P2bP3/6P1/5P1P/6K1 b - - 6 41", + "PGN": "1. d4 e6 2. g3 d5 3. Bg2 c5 4. Nf3 Nc6 5. dxc5 Bxc5 6. O-O Nf6 7. a3 O-O 8. b4 Bb6 9. Bb2 Re8 10. Nbd2 Bd7 11. c4 a5 12. c5 Bc7 13. b5 Ne7 14. a4 Bc8 15. Bxf6 gxf6 16. Nb3 Ng6 17. Rc1 e5 18. Ne1 Be6 19. c6 bxc6 20. Rxc6 d4 21. Qc2 Rc8 22. Nc5 Bb6 23. Nxe6 fxe6 24. Bh3 Rxc6 25. Qxc6 f5 26. e4 d3 27. Nxd3 Qxd3 28. Qxe8+ Kg7 29. Qxe6 Bd8 30. Bxf5 Qd4 31. Qd5 Qb6 32. Bxg6 hxg6 33. Qxe5+ Bf6 34. Qd5 Qc7 35. Rd1 Kh6 36. Qc6 Qe7 37. Rd6 Bc3 38. Rxg6+ Kh7 39. Qe6 Qf8 40. Qc6 Bd4 41. Rd6 *", + "Moves": "f8f2 g1h1 f2f1", + "MovesSAN": "Qxf2+ Kh1 Qf1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r4r2/1p3p1p/p6k/3p4/4n3/2Q1Pq1P/5PRP/7K w - - 6 29", + "PGN": "1. d4 e5 2. dxe5 Nc6 3. Nf3 Qe7 4. Bf4 Qb4+ 5. Bd2 Qxb2 6. Nc3 Bb4 7. Rb1 Qa3 8. Nb5 Qa5 9. Bxb4 Nxb4 10. c3 Nxa2 11. Qb3 a6 12. Nxc7+ Qxc7 13. Qxa2 Qxc3+ 14. Nd2 Ne7 15. Qc4 Qxe5 16. e3 O-O 17. Be2 d5 18. Qb4 Nc6 19. Qc5 Qg5 20. O-O Bh3 21. Bf3 Ne5 22. Kh1 Nxf3 23. gxh3 Nxd2 24. Rg1 Qf5 25. Rxg7+ Kxg7 26. Qc3+ Kh6 27. Rg1 Qf3+ 28. Rg2 Ne4 *", + "Moves": "c3g7 h6h5 g7h7", + "MovesSAN": "Qg7+ Kh5 Qxh7#", + "Themes": "deflection endgame mate mateIn2 short" + }, + { + "FEN": "r1b2rk1/pp4p1/2nnp2p/3p2N1/3P1N1P/3BK1P1/PP3P2/R6R w - - 0 19", + "PGN": "1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. Nce2 c5 6. c3 Nc6 7. Nf3 cxd4 8. cxd4 Bb4+ 9. Bd2 Bxd2+ 10. Qxd2 O-O 11. h4 f6 12. Nf4 Qe7 13. exf6 Nxf6 14. Bd3 Qb4 15. g3 Qxd2+ 16. Kxd2 Ne4+ 17. Ke3 Nd6 18. Ng5 h6 *", + "Moves": "d3h7 g8h8 f4g6", + "MovesSAN": "Bh7+ Kh8 Ng6#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "1k1b4/p5B1/4Q3/1p1pP2P/2pP4/8/PPP5/2KNq3 b - - 7 38", + "PGN": "1. e4 b6 2. d4 Bb7 3. Bd3 Nf6 4. Nc3 e6 5. Nge2 d5 6. e5 Nfd7 7. Be3 Be7 8. Qd2 Na6 9. h4 Nb4 10. g4 Nxd3+ 11. Qxd3 c5 12. h5 Qc7 13. f4 O-O-O 14. O-O-O c4 15. Qd2 f6 16. g5 fxg5 17. fxg5 Rdf8 18. Rdf1 Ba6 19. g6 h6 20. Rf7 Nb8 21. Rhf1 Nc6 22. Ng3 Nd8 23. Rxg7 Rxf1+ 24. Nxf1 Rf8 25. Ng3 b5 26. Bxh6 Rh8 27. Rh7 Rxh7 28. gxh7 Nf7 29. Qf4 Bd8 30. Qxf7 Qxf7 31. h8=Q Qf3 32. Qg8 Qg2 33. Qxe6+ Kb8 34. Qxa6 Qxg3 35. Qd6+ Kc8 36. Qe6+ Kb8 37. Bg7 Qe1+ 38. Nd1 *", + "Moves": "d8g5 c1b1 e1d1", + "MovesSAN": "Bg5+ Kb1 Qxd1#", + "Themes": "deflection endgame mate mateIn2 short" + }, + { + "FEN": "5k2/p3rpp1/1pp3qp/3p1Q2/3P4/2P5/PP3PPP/4R1K1 w - - 0 29", + "PGN": "1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nf3 Nf6 5. Bd3 Be7 6. Bf4 Bg4 7. Nbd2 O-O 8. O-O Nbd7 9. c3 c6 10. Qc2 Re8 11. Rfe1 Nf8 12. Ne5 Bh5 13. Ndf3 Bg6 14. Nxg6 Nxg6 15. Bg5 Nh5 16. Bxe7 Rxe7 17. Re3 Nhf4 18. Rxe7 Qxe7 19. Re1 Qd6 20. Bf5 Kf8 21. Ng5 h6 22. Bxg6 Nxg6 23. Ne6+ Kg8 24. Nc5 b6 25. Nd3 Kf8 26. Ne5 Re8 27. Qf5 Re7 28. Nxg6+ Qxg6 *", + "Moves": "f5c8 e7e8 e1e8", + "MovesSAN": "Qc8+ Re8 Rxe8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r6k/5Qpp/q7/4p3/8/2P5/PP6/K4R2 w - - 3 30", + "PGN": "1. e4 e5 2. Bc4 Nf6 3. Nc3 Nxe4 4. Nxe4 d5 5. Bxd5 Qxd5 6. d3 Bf5 7. Qf3 Bxe4 8. dxe4 Qc4 9. Qe2 Bb4+ 10. Bd2 Bxd2+ 11. Qxd2 Qxe4+ 12. Ne2 Qxg2 13. O-O-O O-O 14. Ng3 Nc6 15. Qd7 Qxf2 16. Qxc7 Rad8 17. Qxb7 Rxd1+ 18. Rxd1 Nd4 19. Qc7 Qe3+ 20. Kb1 Kh8 21. c3 Ne2 22. Nxe2 Qxe2 23. Rc1 Qxh2 24. Qxa7 Qf4 25. Qc5 Qe4+ 26. Ka1 Rd8 27. Qc7 Ra8 28. Qxf7 Qa4 29. Rf1 Qa6 *", + "Moves": "f7f8 a8f8 f1f8", + "MovesSAN": "Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate endgame mate mateIn2 sacrifice short" + }, + { + "FEN": "5r2/8/7p/2RB3k/5p2/5Kb1/8/8 w - - 0 44", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd6 4. d4 Nf6 5. Bd3 c6 6. Nf3 Bg4 7. Be3 g6 8. Ne2 Bxf3 9. gxf3 Bg7 10. c3 Nbd7 11. Qb3 Nb6 12. a4 O-O 13. Bf4 Qd5 14. Qxd5 Nbxd5 15. Bg3 Nh5 16. O-O Nxg3 17. fxg3 e5 18. Rfe1 Rfe8 19. dxe5 Bxe5 20. Rad1 Bf6 21. Be4 Ne3 22. Rd3 Nc4 23. Rd7 Rab8 24. Nf4 Nxb2 25. Rb1 Bxc3 26. h4 c5 27. Bd5 Bd4+ 28. Kg2 Rf8 29. h5 g5 30. Ne2 Nxa4 31. Rbxb7 Rxb7 32. Rxb7 Nc3 33. Nxc3 Bxc3 34. Rxa7 h6 35. Kh3 Kg7 36. Kg4 Kf6 37. f4 gxf4 38. Kxf4 Be5+ 39. Ke4 Bxg3 40. Ra6+ Kg5 41. Rc6 f5+ 42. Kf3 f4 43. Rxc5 Kxh5 *", + "Moves": "d5f7 h5h4 c5h5", + "MovesSAN": "Bf7+ Kh4 Rh5#", + "Themes": "doubleCheck endgame mate mateIn2 short" + }, + { + "FEN": "2b1q1k1/5ppp/2N5/3P4/1pP5/1P3Q2/6PP/7K b - - 1 32", + "PGN": "1. e4 e6 2. Nf3 d6 3. d4 a6 4. Bd3 c6 5. O-O b5 6. c4 b4 7. b3 a5 8. a3 c5 9. axb4 cxb4 10. Nbd2 Ba6 11. Qe2 Nd7 12. Bb2 Be7 13. d5 e5 14. Ne1 Nc5 15. f4 Bf6 16. fxe5 Bxe5 17. Qf3 Nf6 18. Bxe5 dxe5 19. Qg3 O-O 20. Qxe5 Re8 21. Qg3 Nxd3 22. Nxd3 Nxe4 23. Nxe4 Rxe4 24. Qf3 Qe7 25. Rae1 Rxe1 26. Rxe1 Qa7+ 27. Kh1 Rf8 28. Ne5 Bc8 29. Nc6 Qd7 30. Nxa5 Re8 31. Rxe8+ Qxe8 32. Nc6 *", + "Moves": "e8e1 f3f1 e1f1", + "MovesSAN": "Qe1+ Qf1 Qxf1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r6k/p1Q3pp/3p4/4pN2/4P3/7P/PPP2rq1/R1BKR3 b - - 4 20", + "PGN": "1. e4 e5 2. Bc4 Nc6 3. Nf3 d6 4. h3 Nf6 5. Nc3 Be7 6. d4 exd4 7. Nxd4 Nxd4 8. Qxd4 Be6 9. Bxe6 fxe6 10. Qc4 e5 11. Qb5+ Qd7 12. Qxb7 O-O 13. Qb5 Qe6 14. Qc6 Qf7 15. Qxc7 Nd5 16. Nxd5 Qxf2+ 17. Kd1 Qxg2 18. Nxe7+ Kh8 19. Re1 Rf2 20. Nf5 *", + "Moves": "g2f3 e1e2 f3e2", + "MovesSAN": "Qf3+ Re2 Qxe2#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "6k1/5p2/pR1p2p1/3P3p/2K5/2Q4P/PPr3P1/3q4 w - - 15 38", + "PGN": "1. d4 Nf6 2. Bf4 b6 3. f3 Bb7 4. e4 d6 5. c4 Nbd7 6. Ne2 e5 7. Be3 exd4 8. Nxd4 h5 9. Nc3 a6 10. Qd2 Nc5 11. Be2 g6 12. O-O Bg7 13. Rfd1 O-O 14. Rac1 Re8 15. Bg5 Qd7 16. Nd5 Nfxe4 17. fxe4 Nxe4 18. Qf4 Nxg5 19. Qxg5 Bxd5 20. cxd5 Bxd4+ 21. Rxd4 Rxe2 22. Rdc4 Rae8 23. Rxc7 Re1+ 24. Rxe1 Rxe1+ 25. Kf2 Qe8 26. Qd2 Re5 27. h3 Rf5+ 28. Kg1 Qe5 29. Rc6 Rf4 30. Rxb6 Rd4 31. Qc3 Rd1+ 32. Kf2 Qf4+ 33. Ke2 Qf1+ 34. Ke3 Re1+ 35. Kd2 Re2+ 36. Kd3 Qd1+ 37. Kc4 Rc2 *", + "Moves": "b6b8 g8h7 b8h8", + "MovesSAN": "Rb8+ Kh7 Rh8#", + "Themes": "endgame master mate mateIn2 short" + }, + { + "FEN": "r2qr1k1/1b1n2bp/p1p1p1p1/3p4/3B4/1BN5/PPP2QPP/4RRK1 w - - 2 21", + "PGN": "1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Bg7 6. Be3 Nf6 7. f3 O-O 8. Bb5 a6 9. Nxc6 bxc6 10. Ba4 Bb7 11. Qd2 d5 12. e5 Nd7 13. f4 Nb6 14. Bb3 e6 15. Qf2 Nd7 16. Bc5 Re8 17. O-O f6 18. Rae1 fxe5 19. fxe5 Nxe5 20. Bd4 Nd7 *", + "Moves": "f2f7 g8h8 f7g7", + "MovesSAN": "Qf7+ Kh8 Qxg7#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "5r1k/6pp/p3Q3/3Pp3/8/1PP5/P4qPP/R6K b - - 2 26", + "PGN": "1. e4 c6 2. Nf3 d5 3. exd5 cxd5 4. d4 Nc6 5. Bb5 a6 6. Bxc6+ bxc6 7. O-O Bg4 8. Bf4 e6 9. b3 c5 10. c3 Nf6 11. Qd3 Bf5 12. Qe3 Ne4 13. Nbd2 Be7 14. Nxe4 Bxe4 15. Ne5 cxd4 16. Qxd4 O-O 17. Nc6 Qd7 18. Nxe7+ Qxe7 19. Be5 Qg5 20. f3 f6 21. fxe4 fxe5 22. Rxf8+ Rxf8 23. Qb6 Qd2 24. Qxe6+ Kh8 25. exd5 Qf2+ 26. Kh1 *", + "Moves": "f2f1 a1f1 f8f1", + "MovesSAN": "Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame mate mateIn2 sacrifice short" + }, + { + "FEN": "kr6/2R3pp/8/p1p5/2B2B2/2PP4/P1P2PPP/6K1 b - - 0 36", + "PGN": "1. e4 d5 2. exd5 Nf6 3. Nf3 Nxd5 4. Bc4 Nc6 5. Nc3 Nxc3 6. bxc3 Bg4 7. Bxf7+ Kd7 8. Qe2 e5 9. Nxe5+ Nxe5 10. Qxe5 Bd6 11. Qb5+ c6 12. Qxb7+ Bc7 13. O-O Be2 14. Re1 Bb5 15. Be6+ Kd6 16. Ba3+ c5 17. Qxb5 Bb6 18. Qd3+ Kc7 19. Qxd8+ Raxd8 20. Rad1 Rhf8 21. Re2 Rf6 22. Rde1 Rdf8 23. Bg4 R8f7 24. Re7+ Kc6 25. Rxf7 Rxf7 26. Bf3+ Kb5 27. Re4 a5 28. Be2+ Kc6 29. Bc4 Rd7 30. Re6+ Kb7 31. Bc1 Rd8 32. d3 Rf8 33. Be3 Rb8 34. Re7+ Bc7 35. Bf4 Ka8 36. Rxc7 *", + "Moves": "b8b1 f4c1 b1c1", + "MovesSAN": "Rb1+ Bc1 Rxc1#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "r2qk2r/3bp1b1/n1p2pp1/pp1nN3/3P4/2P3B1/PPQN1PPP/R4RK1 w kq - 0 15", + "PGN": "1. d4 g6 2. Nf3 Bg7 3. Bf4 Nf6 4. c3 d6 5. e3 c6 6. Nbd2 b5 7. Qc2 a5 8. Bd3 Na6 9. e4 Bg4 10. e5 dxe5 11. Nxe5 Bd7 12. O-O Nd5 13. Bg3 f6 14. Bxg6+ hxg6 *", + "Moves": "c2g6 e8f8 g6f7", + "MovesSAN": "Qxg6+ Kf8 Qf7#", + "Themes": "fork mate mateIn2 middlegame short" + }, + { + "FEN": "2r3k1/2p2r1p/1p6/4qpN1/6np/1Q2PPP1/PP6/2R2RK1 b - - 3 24", + "PGN": "1. d4 e6 2. c4 Bb4+ 3. Bd2 Bxd2+ 4. Qxd2 Nf6 5. Nf3 d5 6. e3 Nbd7 7. Bd3 dxc4 8. Bxc4 b6 9. O-O Bb7 10. Qe2 O-O 11. Nc3 Qe7 12. Rac1 Rac8 13. Ba6 Bxa6 14. Qxa6 e5 15. dxe5 Nxe5 16. Nxe5 Qxe5 17. Qxa7 Ng4 18. g3 Qh5 19. h4 g5 20. Ne4 gxh4 21. f3 Qe5 22. Qa3 f5 23. Qb3+ Rf7 24. Ng5 *", + "Moves": "e5g3 g1h1 g3h2", + "MovesSAN": "Qxg3+ Kh1 Qh2#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "6k1/8/2p2R1p/p2p2pP/8/2P1B1b1/PP2q1P1/5R1K b - - 6 33", + "PGN": "1. d4 Nf6 2. e3 c5 3. c3 e6 4. Bd3 Qb6 5. Nf3 Nc6 6. O-O Be7 7. Nbd2 d5 8. dxc5 Bxc5 9. Nd4 O-O 10. Nxc6 bxc6 11. Nf3 Re8 12. Ne5 Nd7 13. Qh5 g6 14. Nxd7 Bxd7 15. Qh6 a5 16. Kh1 e5 17. h4 e4 18. Be2 Bf8 19. Qg5 h6 20. Qg3 Re6 21. Bg4 Bd6 22. f4 exf3 23. Qxf3 f5 24. Bh3 Rf8 25. h5 g5 26. Bxf5 Ref6 27. e4 Bxf5 28. exf5 Rxf5 29. Qxf5 Rxf5 30. Rxf5 Qb5 31. Rf6 Bg3 32. Be3 Qe2 33. Raf1 *", + "Moves": "e2h5 h1g1 h5h2", + "MovesSAN": "Qxh5+ Kg1 Qh2#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "3r2k1/pp3ppp/8/q1p1Q1P1/2b5/P7/1PP3PP/2K1R3 w - - 0 20", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nxd4 5. Qxd4 Nf6 6. Bg5 Be7 7. Nc3 O-O 8. Bc4 d6 9. O-O-O Be6 10. Rhe1 c5 11. Qe3 Bxc4 12. f3 Nd5 13. Nxd5 Bxg5 14. f4 Bxd5 15. fxg5 Bc4 16. e5 Qa5 17. a3 dxe5 18. Qxe5 Rfd8 19. Rxd8+ Rxd8 *", + "Moves": "e5e8 d8e8 e1e8", + "MovesSAN": "Qe8+ Rxe8 Rxe8#", + "Themes": "backRankMate endgame mate mateIn2 sacrifice short" + }, + { + "FEN": "b3kb1Q/5p2/p2R1Pp1/1p2p1B1/8/P3n3/1PP1q3/2K5 w - - 1 26", + "PGN": "1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. a3 Qc7 6. Nc3 a6 7. f4 d6 8. Be3 Nf6 9. Qf3 Be7 10. h3 Nxd4 11. Bxd4 e5 12. Be3 h5 13. f5 b5 14. g4 hxg4 15. hxg4 Rxh1 16. Qxh1 Nxg4 17. Qh8+ Bf8 18. Nd5 Qd7 19. f6 g6 20. Bg5 Bb7 21. Nb6 Qc6 22. Nxa8 Qxe4+ 23. Be2 Bxa8 24. O-O-O Qxe2 25. Rxd6 Ne3 *", + "Moves": "h8f8 e8f8 d6d8", + "MovesSAN": "Qxf8+ Kxf8 Rd8#", + "Themes": "attraction mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "8/ppR2Rpk/6bp/8/6N1/5P1P/rr6/5K2 w - - 2 36", + "PGN": "1. Nf3 d5 2. e4 dxe4 3. Ng5 Nf6 4. d3 exd3 5. Bxd3 e5 6. O-O Nc6 7. Nc3 Bd7 8. Bb5 h6 9. Nf3 Bd6 10. Bxc6 Bxc6 11. Re1 O-O 12. Nxe5 Bxe5 13. Rxe5 Qxd1+ 14. Nxd1 Rad8 15. Re1 Rfe8 16. Be3 Ng4 17. h3 Nxe3 18. Nxe3 Rd2 19. a4 Be4 20. Rac1 Bg6 21. b4 c6 22. c4 Re4 23. f3 Red4 24. Ng4 Ra2 25. a5 Rdd2 26. Ne3 Rdb2 27. b5 cxb5 28. cxb5 Rxb5 29. Rc8+ Kh7 30. Rc7 Raxa5 31. Rd1 Ra2 32. Rdd7 Re5 33. Ng4 Ree2 34. Rxf7 Rxg2+ 35. Kf1 Rgb2 *", + "Moves": "g4f6 h7h8 f7f8", + "MovesSAN": "Nf6+ Kh8 Rf8#", + "Themes": "endgame mate mateIn2 pin short" + }, + { + "FEN": "2r2rk1/pp4pp/8/8/8/6P1/PP1R2RP/1K6 b - - 0 25", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. d4 Nxe4 4. dxe5 d5 5. Bd3 Bf5 6. Bxe4 Bxe4 7. Nc3 Bb4 8. Bd2 Bxc3 9. Bxc3 Nc6 10. Qe2 d4 11. O-O-O Bxf3 12. Qxf3 O-O 13. Qe4 Qg5+ 14. Bd2 Qxe5 15. Qxe5 Nxe5 16. Bf4 Nc6 17. Bxc7 Rac8 18. Bf4 Nb4 19. Rxd4 Nxc2 20. Rd2 Ne3+ 21. Kb1 Nxg2 22. Bg3 f5 23. Rg1 f4 24. Rxg2 fxg3 25. fxg3 *", + "Moves": "f8f1 d2d1 f1d1", + "MovesSAN": "Rf1+ Rd1 Rxd1#", + "Themes": "endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "2r2r1k/1b3p2/p3p1pP/1p1p3q/4NP1Q/2N5/PPPR3P/7K w - - 1 28", + "PGN": "1. e4 e6 2. Nc3 d5 3. Nf3 Nf6 4. e5 Nfd7 5. d4 c5 6. Bb5 Qb6 7. Qe2 Nc6 8. dxc5 Bxc5 9. O-O a6 10. Bxc6 Qxc6 11. Be3 O-O 12. Rad1 b5 13. Qd3 Bb7 14. Ng5 g6 15. f3 Nxe5 16. Qe2 Nc4 17. Bxc5 Qxc5+ 18. Kh1 Ne3 19. Qf2 Rac8 20. Qh4 h5 21. g4 Nxd1 22. gxh5 Nf2+ 23. Rxf2 Kg7 24. h6+ Kh8 25. Nge4 Qd4 26. Rd2 Qe5 27. f4 Qh5 *", + "Moves": "h4f6 h8g8 f6g7", + "MovesSAN": "Qf6+ Kg8 Qg7#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "3r4/8/2k5/p5pp/2P2n2/1N2R1P1/P4P1P/6K1 b - - 0 38", + "PGN": "1. e3 e5 2. Nf3 d6 3. b3 c6 4. Bb2 b5 5. Nc3 a5 6. Be2 h6 7. d4 Bg4 8. dxe5 d5 9. Qd4 Bxf3 10. Bxf3 Na6 11. O-O Bc5 12. Qg4 Qg5 13. Ne2 Qxg4 14. Bxg4 Ne7 15. e6 f6 16. Bh5+ Kd8 17. Bf7 g5 18. Bxf6 Rh7 19. Ng3 Kc7 20. Be5+ Bd6 21. Bxd6+ Kxd6 22. Rfd1 Nc7 23. e4 Nxe6 24. Bxe6 Kxe6 25. exd5+ Nxd5 26. Re1+ Kd6 27. Nf5+ Kc7 28. c4 bxc4 29. bxc4 Nb4 30. Re6 h5 31. Nd4 c5 32. Nb3 Nd3 33. Rd1 Rd7 34. Re3 Nf4 35. Rxd7+ Kxd7 36. Nxc5+ Kc6 37. Nb3 Rd8 38. g3 *", + "Moves": "d8d1 e3e1 d1e1", + "MovesSAN": "Rd1+ Re1 Rxe1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "2N3k1/5ppp/p7/2p1r3/2P3q1/8/P4PPP/3RR1K1 w - - 0 26", + "PGN": "1. d4 d5 2. Bf4 c5 3. e3 Nc6 4. c3 cxd4 5. exd4 e5 6. dxe5 Bc5 7. Nf3 Nge7 8. Bb5 Ng6 9. Bg3 O-O 10. O-O a6 11. Bxc6 bxc6 12. Nbd2 Bg4 13. Qa4 Qb6 14. Qxg4 Qxb2 15. c4 d4 16. Nb3 Ba7 17. Nbxd4 c5 18. Nf5 Rfe8 19. Rfe1 Rac8 20. Nd6 Bb8 21. Nxc8 Bxe5 22. Nxe5 Nxe5 23. Bxe5 Rxe5 24. Rab1 Qd4 25. Rbd1 Qxg4 *", + "Moves": "d1d8 e5e8 e1e8", + "MovesSAN": "Rd8+ Re8 Rexe8#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "Q1Q5/3r2r1/4k3/4p3/1P5p/5p1q/3B1RP1/6K1 b - - 0 38", + "PGN": "1. e4 e5 2. f4 d6 3. Nf3 Nc6 4. Bc4 Be6 5. Bxe6 fxe6 6. O-O exf4 7. d3 e5 8. Nc3 Nf6 9. Nh4 Nxe4 10. Qh5+ g6 11. Nxg6 Nf6 12. Qh3 Rg8 13. Qe6+ Be7 14. Nxe7 Qxe7 15. Qb3 O-O-O 16. a4 Nd4 17. Qc4 Nxc2 18. Nd5 Nxd5 19. Qxc2 Qg5 20. Rf2 Rdf8 21. a5 a6 22. Bd2 h5 23. Rc1 Rf7 24. Qc4 c6 25. b4 h4 26. h3 Qg3 27. Qxd5 Rfg7 28. Rxc6+ bxc6 29. Qxc6+ Rc7 30. Qxa6+ Kd7 31. Qb5+ Ke6 32. a6 Rgg7 33. d4 Qxh3 34. dxe5 dxe5 35. Qe8+ Rce7 36. Qc8+ Rd7 37. a7 f3 38. a8=Q *", + "Moves": "g7g2 f2g2 h3g2", + "MovesSAN": "Rxg2+ Rxg2 Qxg2#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "3k4/1ppn1p2/p1n2Pp1/4p3/3pP2Q/PP2q2B/4N3/4K3 w - - 4 36", + "PGN": "1. e4 e6 2. d3 d5 3. Nc3 d4 4. Nce2 e5 5. f4 Nc6 6. g3 Bg4 7. h3 Bxe2 8. Nxe2 Bd6 9. f5 Nf6 10. Bg2 Bb4+ 11. Bd2 Bxd2+ 12. Qxd2 Qd6 13. g4 h6 14. a3 a6 15. Bf3 Nd7 16. h4 Nb6 17. Kf2 Qf6 18. g5 hxg5 19. hxg5 Rxh1 20. Rxh1 Qe7 21. Rh8+ Kd7 22. Rxa8 Nxa8 23. Ng3 g6 24. f6 Qe6 25. b3 Qh3 26. Qe2 Qh2+ 27. Bg2 Qh4 28. Qf3 Qxg5 29. Bh3+ Kd8 30. Ne2 Nb6 31. Ng1 Qd2+ 32. Ne2 Qxc2 33. Qg4 Qxd3 34. Qh4 Qe3+ 35. Ke1 Nd7 *", + "Moves": "h4h8 d7f8 h8f8", + "MovesSAN": "Qh8+ Nf8 Qxf8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "5rk1/pp3q2/4p1pp/1PP5/3bQ3/P5P1/5P1P/2R2BK1 b - - 0 28", + "PGN": "1. d4 Nf6 2. Bg5 h6 3. Bxf6 exf6 4. e3 g6 5. c4 Bg7 6. Nc3 O-O 7. g3 f5 8. Bg2 c6 9. Nge2 d6 10. O-O Nd7 11. b4 Nf6 12. Rb1 d5 13. cxd5 cxd5 14. Nf4 Be6 15. Qb3 Ne4 16. Rfd1 Rc8 17. Nxe4 fxe4 18. Rbc1 Qb6 19. a3 Rc6 20. Nxe6 fxe6 21. Rc5 Rxc5 22. dxc5 Qb5 23. Bf1 Qc6 24. Rc1 Qd7 25. b5 Qf7 26. Qc2 d4 27. exd4 Bxd4 28. Qxe4 *", + "Moves": "f7f2 g1h1 f2g1", + "MovesSAN": "Qxf2+ Kh1 Qg1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "1k1rr3/1pp5/p5b1/8/5P2/1P3BPp/PRP2P1P/3R2K1 b - - 4 28", + "PGN": "1. d4 d5 2. Bf4 f6 3. Nf3 Nc6 4. Nc3 e5 5. dxe5 fxe5 6. Bg3 Nf6 7. e3 Be6 8. Be2 Bb4 9. O-O Qe7 10. Nxe5 Nxe5 11. Bxe5 Bd6 12. Bd4 Bc5 13. Be5 Bd6 14. Bxf6 Qxf6 15. Rb1 O-O-O 16. Qd4 Kb8 17. Qxf6 gxf6 18. Bf3 Bf5 19. Rfc1 h5 20. Nxd5 h4 21. Nxf6 h3 22. g3 Rdf8 23. Nh5 Bg6 24. Nf4 Bxf4 25. exf4 a6 26. b3 Rd8 27. Rb2 Rhe8 28. Rd1 *", + "Moves": "d8d1 f3d1 e8e1", + "MovesSAN": "Rxd1+ Bxd1 Re1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "2r4k/1p3p1b/p6p/5P2/3N1B2/1Kn4P/8/6R1 w - - 3 45", + "PGN": "1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 exd5 5. Ngf3 Nf6 6. Bd3 Bd6 7. O-O O-O 8. dxc5 Bxc5 9. Nb3 Bb6 10. Bg5 h6 11. Bh4 Bg4 12. Be2 Nbd7 13. h3 Bh5 14. g4 Bg6 15. Nbd4 Qc7 16. c3 a6 17. Bg3 Qd8 18. Nh4 Bh7 19. Bd3 Ne4 20. Bh2 Qxh4 21. f3 Ng3 22. Qe1 Bc7 23. Bf5 Nxf5 24. Bxc7 Qxe1 25. Rfxe1 Nh4 26. Kf2 Rae8 27. Bg3 Ng6 28. f4 Ne7 29. f5 Nc6 30. Ne2 g6 31. Bd6 gxf5 32. Rg1 Ne7 33. gxf5+ Kh8 34. Nd4 Rg8 35. Rxg8+ Nxg8 36. Rg1 Ngf6 37. Kf3 Ne4 38. Bf4 Ne5+ 39. Ke2 Nc4 40. b3 Nxc3+ 41. Kd3 Nxa2 42. bxc4 dxc4+ 43. Kxc4 Rc8+ 44. Kb3 Nc3 *", + "Moves": "f4e5 f7f6 e5f6", + "MovesSAN": "Be5+ f6 Bxf6#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "7k/3n2pp/3q1p2/p1pBpP2/2Pb2PN/P5QP/1r1B2K1/8 w - - 4 36", + "PGN": "1. c4 e6 2. g3 d5 3. Bg2 c6 4. Nf3 Bd6 5. Qc2 Nd7 6. O-O Ngf6 7. d3 O-O 8. e4 dxe4 9. dxe4 Ne5 10. Nfd2 Qc7 11. h3 b6 12. Kh1 Bb7 13. f4 Ng6 14. Nc3 e5 15. f5 Ne7 16. a3 Bc5 17. Nf3 Bd4 18. Bd2 c5 19. Rae1 a6 20. g4 Nd7 21. Nd5 Nxd5 22. exd5 f6 23. b3 b5 24. Nh4 bxc4 25. bxc4 a5 26. Be4 Qb6 27. Rb1 Qc7 28. Rxb7 Qxb7 29. d6 Qb6 30. Bd5+ Kh8 31. Rb1 Qxd6 32. Qd3 Rab8 33. Rxb8 Rxb8 34. Qg3 Rb1+ 35. Kg2 Rb2 *", + "Moves": "h4g6 h7g6 g3h4", + "MovesSAN": "Ng6+ hxg6 Qh4#", + "Themes": "clearance kingsideAttack mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "r2k3r/p3Rppp/2pB1q2/3b4/8/8/P1P2PPP/4RBK1 w - - 2 19", + "PGN": "1. e4 c5 2. Nf3 e6 3. Nc3 d5 4. exd5 exd5 5. Bb5+ Nc6 6. d4 Nf6 7. O-O Be7 8. dxc5 Bxc5 9. Re1+ Be7 10. Ne5 Qc7 11. Bf4 Qb6 12. Nxc6 bxc6 13. Bd6 Be6 14. Nxd5 Nxd5 15. Qxd5 Bxd5 16. Rxe7+ Kd8 17. Bf1 Qxb2 18. Rae1 Qf6 *", + "Moves": "d6c7 d8c8 f1a6", + "MovesSAN": "Bc7+ Kc8 Ba6#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "5r1k/p2b2p1/4Q2p/4B3/4p3/7P/P5PK/5q2 w - - 0 35", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. c4 Nf6 6. Nc3 Bc5 7. Nxc6 bxc6 8. Bd3 O-O 9. O-O d5 10. exd5 exd5 11. cxd5 cxd5 12. Kh1 Bb7 13. Bg5 h6 14. Bh4 Qd6 15. Na4 Ne4 16. Bxe4 dxe4 17. Nxc5 Qxc5 18. Rc1 Qb6 19. Bg3 Rad8 20. Qe1 Rc8 21. Rb1 Rc2 22. h3 Rxb2 23. Rxb2 Qxb2 24. Qa5 Qb6 25. Qe5 f5 26. Rd1 f4 27. Bxf4 Qxf2 28. Bg3 Qe2 29. Rd7 Qf1+ 30. Kh2 Rf7 31. Rd8+ Rf8 32. Qe6+ Kh8 33. Rd7 Bc8 34. Be5 Bxd7 *", + "Moves": "e6h6 h8g8 h6g7", + "MovesSAN": "Qxh6+ Kg8 Qxg7#", + "Themes": "endgame mate mateIn2 pin short" + }, + { + "FEN": "4r1k1/p4pp1/1p5p/3p4/Q2P4/8/PP2qPPP/2R3K1 b - - 0 33", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. Bc4 e6 4. c3 d6 5. d4 cxd4 6. Nxd4 Nf6 7. Bg5 Be7 8. e5 Nxe5 9. Bb5+ Ned7 10. Bxf6 Bxf6 11. O-O O-O 12. Bxd7 Bxd7 13. Nd2 e5 14. N4f3 Bc6 15. Nc4 Bxf3 16. Qxf3 d5 17. Rad1 e4 18. Qe3 Qc7 19. Nd2 h6 20. Nb3 Rad8 21. Qc5 Qe5 22. Qd4 Qe6 23. Qc5 b6 24. Qb5 e3 25. Nd4 Bxd4 26. cxd4 e2 27. Rfe1 exd1=Q 28. Rxd1 Rfe8 29. Kf1 Rc8 30. Qa4 Qe2+ 31. Kg1 Rc2 32. Rf1 Rc1 33. Rxc1 *", + "Moves": "e2e1 c1e1 e8e1", + "MovesSAN": "Qe1+ Rxe1 Rxe1#", + "Themes": "backRankMate endgame mate mateIn2 sacrifice short" + }, + { + "FEN": "6r1/p3kp2/1p3p2/1PpPq1R1/2P1p3/P3R2Q/5PPP/6K1 b - - 0 31", + "PGN": "1. e4 b6 2. d4 Bb7 3. d5 e6 4. c4 exd5 5. exd5 Nf6 6. Bd3 Bc5 7. Nf3 d6 8. O-O Nbd7 9. Bd2 O-O 10. b4 Ne5 11. Nxe5 Bd4 12. Bc3 Bxc3 13. Nxc3 dxe5 14. Ne4 Re8 15. Re1 Qd7 16. Nxf6+ gxf6 17. Re3 Kf8 18. Qh5 Ke7 19. Bf5 Qd6 20. a3 c6 21. Rd1 c5 22. b5 Bc8 23. Qxh7 Bxf5 24. Qxf5 Rg8 25. Rdd3 Rg5 26. Qh7 Rag8 27. Rg3 R8g7 28. Qh8 Rg8 29. Qh3 e4 30. Rde3 Qe5 31. Rxg5 *", + "Moves": "e5a1 e3e1 a1e1", + "MovesSAN": "Qa1+ Re1 Qxe1#", + "Themes": "endgame kingsideAttack mate mateIn2 short" + }, + { + "FEN": "1k3r2/1p4p1/4B3/2RpP3/8/3K4/PP4r1/R7 b - - 3 31", + "PGN": "1. e4 e5 2. f4 exf4 3. Be2 d6 4. d4 d5 5. e5 c5 6. c3 Nc6 7. Bxf4 Be6 8. Nf3 h6 9. O-O Qb6 10. Qb3 cxd4 11. Qxb6 axb6 12. cxd4 Nge7 13. Nc3 Nf5 14. Nb5 O-O-O 15. Rfc1 Kb8 16. g4 Nfxd4 17. Nbxd4 Bc5 18. Be3 Nxd4 19. Bxd4 h5 20. Bxc5 bxc5 21. Ng5 hxg4 22. Nxe6 fxe6 23. Rxc5 g3 24. hxg3 Rh3 25. Kg2 Rdh8 26. Bg4 Rh2+ 27. Kf3 Rf8+ 28. Ke3 Rg2 29. Bxe6 Rxg3+ 30. Ke2 Rg2+ 31. Kd3 *", + "Moves": "f8f3 d3d4 g2d2", + "MovesSAN": "Rf3+ Kd4 Rd2#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r5k1/pp1Q2p1/2pb4/3p4/2nqP3/2N2P2/PP4P1/2K4R w - - 0 23", + "PGN": "1. c4 e6 2. Nc3 d5 3. cxd5 exd5 4. d4 c6 5. Nf3 Nf6 6. Bf4 Bf5 7. e3 Nbd7 8. Bd3 Bg6 9. Qc2 Be7 10. h4 Bxd3 11. Qxd3 h6 12. O-O-O Nb6 13. Ne5 Bd6 14. f3 Nh5 15. Nxf7 Kxf7 16. Qf5+ Nf6 17. Bg5 hxg5 18. hxg5 Rxh1 19. Rxh1 Nc4 20. gxf6 Qxf6 21. Qd7+ Kg8 22. e4 Qxd4 *", + "Moves": "d7e6 g8f8 h1h8", + "MovesSAN": "Qe6+ Kf8 Rh8#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "2rq1rk1/5p2/p2p4/2pPp2p/4PPN1/5n2/PP2N3/2K3RR w - - 0 26", + "PGN": "1. e4 d6 2. d4 Nf6 3. Bd3 e5 4. c3 Be7 5. f3 O-O 6. Be3 b6 7. Qd2 Ba6 8. Na3 Bxd3 9. Qxd3 Nbd7 10. d5 Rc8 11. O-O-O c5 12. c4 a6 13. g4 h6 14. h4 b5 15. g5 bxc4 16. Nxc4 hxg5 17. hxg5 Nh7 18. Qd2 Bxg5 19. Qh2 Bxe3+ 20. Nxe3 Ndf6 21. Ne2 g6 22. Ng4 Nh5 23. Rdg1 Ng5 24. f4 Nf3 25. Qxh5 gxh5 *", + "Moves": "g4f6 g8h8 h1h5", + "MovesSAN": "Nf6+ Kh8 Rxh5#", + "Themes": "doubleCheck intermezzo kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "6k1/p4p1p/4p1p1/4P3/2r1B3/8/P2R1PPP/6K1 b - - 0 22", + "PGN": "1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Be3 c5 8. Nf3 O-O 9. Be2 Qa5 10. Qd2 Nc6 11. O-O Bg4 12. Rfd1 Bxf3 13. Bxf3 cxd4 14. Bxd4 Nxd4 15. cxd4 Qxd2 16. Rxd2 Rfd8 17. Rad1 e6 18. e5 Rac8 19. Bxb7 Rc4 20. Be4 Bxe5 21. dxe5 Rxd2 22. Rxd2 *", + "Moves": "c4c1 d2d1 c1d1", + "MovesSAN": "Rc1+ Rd1 Rxd1#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "5rk1/5ppp/4p3/3p4/P4qn1/1BQP1P2/1PP3PP/R3K2R b KQ - 0 18", + "PGN": "1. e4 b6 2. Nf3 Bb7 3. Bc4 Bxe4 4. Nc3 Bxf3 5. Qxf3 e6 6. Qxa8 c6 7. Qxa7 Bd6 8. d3 Nf6 9. Bg5 O-O 10. Ne4 Be5 11. Nxf6+ Bxf6 12. Bxf6 Qxf6 13. Qxb6 d5 14. Bb3 Nd7 15. Qxc6 Ne5 16. Qc3 Qf4 17. a4 Ng4 18. f3 *", + "Moves": "f4e3 e1d1 g4f2", + "MovesSAN": "Qe3+ Kd1 Nf2#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "1r3rk1/1bq1pN2/p3P2p/P1p4p/5P2/2B2R1P/2P3P1/R5K1 w - - 0 28", + "PGN": "1. e4 g6 2. d4 Bg7 3. Nc3 c5 4. d5 Bxc3+ 5. bxc3 d6 6. Nf3 Nf6 7. Nd2 Qa5 8. Bb2 Ng4 9. h3 Ne5 10. f4 Ned7 11. c4 Nf6 12. Bd3 Nbd7 13. O-O O-O 14. e5 Nh5 15. Rf3 a6 16. Ne4 b5 17. Bc3 Qb6 18. a4 bxc4 19. Bxc4 Rb8 20. a5 Qc7 21. e6 Ndf6 22. Ng5 fxe6 23. dxe6 d5 24. Bxd5 Nxd5 25. Qxd5 Bb7 26. Nf7 h6 27. Qxh5 gxh5 *", + "Moves": "f3g3 g8h7 g3g7", + "MovesSAN": "Rg3+ Kh7 Rg7#", + "Themes": "master mate mateIn2 middlegame short vukovicMate" + }, + { + "FEN": "r3r1k1/1pp2pPp/pb3B2/3P2N1/2n3Q1/2N5/PP3PPP/5K2 b - - 0 21", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Qe2 Bc5 5. O-O d6 6. c3 O-O 7. d4 exd4 8. cxd4 Bb6 9. e5 d5 10. exf6 dxc4 11. fxg7 Re8 12. Qxc4 Bf5 13. Bg5 Qd6 14. Nc3 a6 15. Rad1 Bg4 16. Rd3 Qg6 17. d5 Na5 18. Qxg4 Qxd3 19. Bf6 Nc4 20. Ng5 Qxf1+ 21. Kxf1 *", + "Moves": "c4d2 f1g1 e8e1", + "MovesSAN": "Nd2+ Kg1 Re1#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "2k5/R1B5/1P3p2/8/6pp/6P1/3r1P1P/6K1 b - - 0 39", + "PGN": "1. d4 d5 2. Bf4 Nf6 3. e3 c5 4. Nc3 Qb6 5. Nb5 Na6 6. c3 Bd7 7. a4 c4 8. b4 Bxb5 9. axb5 Qxb5 10. Nf3 e6 11. Ra5 Qb6 12. Qa4+ Ke7 13. Ne5 Nc7 14. Bxc4 Ne4 15. Bd3 Nxc3 16. Qb3 N3b5 17. O-O f6 18. Nf3 Kf7 19. e4 dxe4 20. Bxe4 Bd6 21. Be3 Nd5 22. Bxd5 exd5 23. Qxd5+ Kf8 24. Rxb5 Qc6 25. Qxc6 bxc6 26. Rb7 g5 27. Rc1 Rc8 28. b5 g4 29. Nd2 h5 30. Rxc6 Rd8 31. d5 h4 32. Rxd6 Rxd6 33. Bc5 Ke8 34. Bxd6 Rh5 35. Re7+ Kd8 36. Rxa7 Rxd5 37. Bc7+ Kc8 38. b6 Rxd2 39. g3 *", + "Moves": "d2d1 g1g2 h4h3", + "MovesSAN": "Rd1+ Kg2 h3#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "3rr2k/5Qpp/p6N/1p6/3Nq2n/2P4n/1P4P1/3R1R1K w - - 3 35", + "PGN": "1. e4 e5 2. Nf3 d6 3. Bc4 Be6 4. Bb5+ c6 5. Ba4 b5 6. Bb3 Bxb3 7. axb3 Nf6 8. d3 Be7 9. O-O O-O 10. Be3 a6 11. h3 c5 12. Nbd2 Nc6 13. Nh2 Nd4 14. c3 Nc6 15. f4 exf4 16. Bxf4 Ne5 17. Qe2 Qb6 18. Kh1 Rfe8 19. Ndf3 Ng6 20. Bg3 Nh5 21. Bf2 Nhf4 22. Qd2 Qc6 23. b4 Ne6 24. bxc5 dxc5 25. Rae1 Rad8 26. Qc2 Bd6 27. Ng4 Nef4 28. d4 cxd4 29. Bxd4 Bc5 30. Rd1 Bxd4 31. Nxd4 Qxe4 32. Qf2 Nxh3 33. Qxf7+ Kh8 34. Nh6 Nh4 *", + "Moves": "f7g8 e8g8 h6f7", + "MovesSAN": "Qg8+ Rxg8 Nf7#", + "Themes": "mate mateIn2 middlegame sacrifice short smotheredMate" + }, + { + "FEN": "4r1k1/p4pp1/2Q4p/2P3q1/3R4/2P4P/P4PP1/5K2 b - - 0 31", + "PGN": "1. e4 e6 2. d4 d5 3. Nc3 c5 4. exd5 exd5 5. Bb5+ Nc6 6. dxc5 Bxc5 7. Qxd5 Qb6 8. Bxc6+ bxc6 9. Qe5+ Be6 10. Ne4 Be7 11. Nf3 Nf6 12. h3 O-O 13. O-O Nxe4 14. Qxe4 Bf6 15. c3 Bd5 16. Qg4 Rfe8 17. Ne1 Re4 18. Qd1 Rae8 19. Qc2 Re2 20. Bd2 Bg5 21. Rd1 Bc4 22. b3 Bxd2 23. Rxd2 Rxe1 24. bxc4 h6 25. Rd1 R1e2 26. Qb3 Qc7 27. c5 Qf4 28. Rd4 Qg5 29. Qb7 Re1 30. Qxc6 Rxf1+ 31. Kxf1 *", + "Moves": "g5c1 d4d1 c1d1", + "MovesSAN": "Qc1+ Rd1 Qxd1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "rn2kb1r/ppp2ppp/4pn2/1N3b2/8/P3BP2/1PP4P/2KRqBNR w kq - 0 12", + "PGN": "1. d4 d5 2. e4 dxe4 3. Nc3 Nf6 4. Qe2 Qxd4 5. Be3 Qb4 6. O-O-O Bg4 7. f3 exf3 8. gxf3 Bf5 9. a3 Qa5 10. Qe1 e6 11. Nb5 Qxe1 *", + "Moves": "b5c7 e8e7 e3c5", + "MovesSAN": "Nxc7+ Ke7 Bc5#", + "Themes": "fork mate mateIn2 middlegame short" + }, + { + "FEN": "r1b1r1k1/pp2qpp1/2npp2p/8/3P4/2nQ1N2/PPB2PPP/R3R1K1 w - - 0 16", + "PGN": "1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. Bd3 e6 5. Bc2 Nc6 6. d4 cxd4 7. cxd4 Be7 8. O-O O-O 9. Nc3 Re8 10. Be3 Bf8 11. Bg5 Be7 12. Re1 h6 13. Bh4 Nxe4 14. Bxe7 Nxc3 15. Qd3 Qxe7 *", + "Moves": "d3h7 g8f8 h7h8", + "MovesSAN": "Qh7+ Kf8 Qh8#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "r3q2k/4b2p/p2rB1p1/2pPp3/1pP1R3/6B1/PP4PP/R5K1 w - - 0 27", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 e6 4. d5 exd5 5. exd5 Qe7+ 6. Be3 Ne5 7. Nc3 d6 8. Be2 Nf6 9. O-O Nfg4 10. Bg5 f6 11. Nxe5 Nxe5 12. Bh4 a6 13. Re1 Bf5 14. Bc4 Qd7 15. f4 Be7 16. fxe5 dxe5 17. Ne4 Bxe4 18. Rxe4 b5 19. Be2 O-O 20. c4 Rfd8 21. Qf1 b4 22. Bg4 Qe8 23. Be6+ Kh8 24. Qf5 Rd6 25. Bg3 g6 26. Qxe5 fxe5 *", + "Moves": "g3e5 e7f6 e5f6", + "MovesSAN": "Bxe5+ Bf6 Bxf6#", + "Themes": "doubleBishopMate fork mate mateIn2 middlegame short" + }, + { + "FEN": "1R1r2kr/5ppp/p1Q1p3/4Pb2/2pP2nq/B1P5/P4PPP/R5K1 w - - 6 29", + "PGN": "1. e4 d5 2. e5 Bf5 3. d4 e6 4. Nc3 c5 5. Bb5+ Nc6 6. Nf3 Qb6 7. O-O a6 8. Bxc6+ bxc6 9. Na4 Qb5 10. b3 c4 11. Re1 Bb4 12. c3 Be7 13. bxc4 dxc4 14. Re2 Rd8 15. Rb2 Qd5 16. Nb6 Qe4 17. Nd2 Qh4 18. Qf3 Nh6 19. Qxc6+ Kf8 20. Qc7 Ng4 21. Nf3 Qh5 22. Nc8 Bh4 23. Nxh4 Qxh4 24. Qc5+ Ke8 25. Nd6+ Rxd6 26. Rb8+ Rd8 27. Qc6+ Kf8 28. Ba3+ Kg8 *", + "Moves": "c6e8 d8e8 b8e8", + "MovesSAN": "Qe8+ Rxe8 Rxe8#", + "Themes": "backRankMate mate mateIn2 middlegame sacrifice short xRayAttack" + }, + { + "FEN": "k7/8/p2Q2p1/1P1PRp2/2K5/2P2P2/5qP1/1r6 b - - 0 40", + "PGN": "1. e4 c5 2. c3 d6 3. d4 cxd4 4. cxd4 g6 5. Nc3 Bg7 6. Be3 e6 7. Qd2 Ne7 8. Nf3 O-O 9. Bh6 Nbc6 10. h4 f5 11. h5 d5 12. hxg6 hxg6 13. Bxg7 Kxg7 14. Qh6+ Kf7 15. Ng5+ Ke8 16. exd5 exd5 17. O-O-O Kd7 18. Bb5 Kc7 19. Rhe1 a6 20. Bxc6 Kxc6 21. Ne6 Bxe6 22. Rxe6+ Kc7 23. Rde1 Nc6 24. Qh2+ Kb6 25. R1e5 Rh8 26. Qg1 Qg5+ 27. Kb1 Rad8 28. f3 Ka7 29. Nxd5 Nxe5 30. Rxe5 Qg3 31. Nc3 Rh2 32. d5+ Kb8 33. Qb6 Rc8 34. Qd6+ Ka8 35. a4 Rh1+ 36. Ka2 Rxc3 37. bxc3 Qf2+ 38. Kb3 Rb1+ 39. Kc4 b5+ 40. axb5 *", + "Moves": "a6b5 c4d3 b1d1", + "MovesSAN": "axb5+ Kd3 Rd1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "2kr4/ppp5/q5pr/3Np3/4p2p/P6P/1PP2PPK/3R1R2 w - - 0 22", + "PGN": "1. d4 g6 2. e4 Bg7 3. Nf3 d5 4. e5 f6 5. Bd3 Nc6 6. exf6 Nxf6 7. O-O Bg4 8. h3 Bxf3 9. Qxf3 Nxd4 10. Qg3 Ne4 11. Bxe4 Ne2+ 12. Kh2 Nxg3 13. Kxg3 Qd6+ 14. Bf4 e5 15. Be3 dxe4 16. Nc3 h5 17. Rad1 h4+ 18. Kh2 Qa6 19. a3 Bh6 20. Nd5 O-O-O 21. Bxh6 Rxh6 *", + "Moves": "d5e7 c8b8 d1d8", + "MovesSAN": "Ne7+ Kb8 Rxd8#", + "Themes": "backRankMate deflection discoveredAttack endgame mate mateIn2 short" + }, + { + "FEN": "r2q3r/pp1nbkpb/2p1pn1p/7P/2B5/6N1/PPPPQPP1/R1B2RK1 w - - 0 13", + "PGN": "1. e4 c6 2. Nf3 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Ne5 e6 7. h4 h6 8. h5 Bh7 9. Bc4 Be7 10. Qe2 Nf6 11. O-O Nbd7 12. Nxf7 Kxf7 *", + "Moves": "e2e6 f7f8 e6f7", + "MovesSAN": "Qxe6+ Kf8 Qf7#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "r3k2r/1pp2p2/pb3p1p/n1q1PQ2/8/P4N2/BP3PPP/3R1bK1 w kq - 0 20", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Nf3 dxc4 5. e4 Bb4 6. Bg5 h6 7. Bxf6 Qxf6 8. Bxc4 Nc6 9. Qd3 a6 10. O-O Ba5 11. Rad1 Bb6 12. e5 Qe7 13. a3 Bd7 14. d5 Na5 15. Ba2 exd5 16. Nxd5 Bb5 17. Qc2 Qc5 18. Qf5 Bxf1 19. Nf6+ gxf6 *", + "Moves": "f5d7 e8f8 d7f7", + "MovesSAN": "Qd7+ Kf8 Qxf7#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "7k/1p4p1/p6p/2p1bp2/2P4q/2PQ3P/PPB3P1/7K b - - 3 34", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3 d6 5. c3 Be7 6. Nbd2 Bd7 7. Ba4 O-O 8. Nf1 a6 9. Ng3 h6 10. h3 Re8 11. O-O Bf8 12. Bb3 Na5 13. Bc2 c5 14. Nh2 Nc6 15. f4 d5 16. exd5 exf4 17. Bxf4 Nxd5 18. Qf3 Nxf4 19. Qxf4 Be6 20. Ne4 Rc8 21. Qg3 f5 22. Nd2 Bd6 23. Qf2 Kh8 24. Nhf3 Rf8 25. Rae1 Bg8 26. Nc4 Bxc4 27. dxc4 Qf6 28. Kh1 Rce8 29. Rxe8 Rxe8 30. Re1 Rxe1+ 31. Qxe1 Ne5 32. Nxe5 Bxe5 33. Qd2 Qh4 34. Qd3 *", + "Moves": "h4e1 d3f1 e1f1", + "MovesSAN": "Qe1+ Qf1 Qxf1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "2k5/ppp3pp/4p3/7q/Q4Pn1/2R5/PP2B3/3N2K1 b - - 4 26", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nf3 Bg4 4. Be2 Nc6 5. O-O O-O-O 6. d4 e6 7. c4 Qh5 8. Be3 Bd6 9. h3 Bxh3 10. gxh3 Qxh3 11. c5 Bxc5 12. Ng5 Qh4 13. Nxf7 Nf6 14. Nxh8 Bd6 15. f4 Qg3+ 16. Kh1 Qxe3 17. Rf3 Qe4 18. Nf7 Nxd4 19. Nc3 Qc6 20. Qxd4 Rd7 21. Nxd6+ Rxd6 22. Qa4 Qc5 23. Rd1 Rxd1+ 24. Nxd1 Ng4 25. Rc3 Qh5+ 26. Kg1 *", + "Moves": "h5h2 g1f1 h2h1", + "MovesSAN": "Qh2+ Kf1 Qh1#", + "Themes": "endgame fork master mate mateIn2 short" + }, + { + "FEN": "8/p7/1p6/2p3p1/2R4p/5nk1/r4N2/5K2 w - - 6 43", + "PGN": "1. e4 e6 2. d4 d5 3. e5 c5 4. Bb5+ Bd7 5. Bxd7+ Qxd7 6. c3 Nc6 7. Ne2 Nge7 8. O-O Nf5 9. g4 Nh4 10. Ng3 Be7 11. f4 O-O-O 12. f5 f6 13. Bf4 g5 14. fxe6 Qxe6 15. Be3 fxe5 16. Nf5 exd4 17. Nxe7+ Qxe7 18. Bd2 Qe4 19. Rf2 Rdf8 20. Qf1 Qxg4+ 21. Kh1 Rxf2 22. Qxf2 Qd1+ 23. Qg1 Qxg1+ 24. Kxg1 Nf3+ 25. Kg2 Nxd2 26. Nxd2 dxc3 27. bxc3 Re8 28. Kf2 d4 29. Rc1 b6 30. Nc4 Kc7 31. cxd4 Nxd4 32. Ne3 h5 33. Ng2 Re2+ 34. Kg1 Rxa2 35. Kf1 Nf3 36. h4 Nxh4 37. Ne3 Nf3 38. Nd5+ Kd6 39. Nf6 h4 40. Ne4+ Ke5 41. Nf2 Kf4 42. Rc4+ Kg3 *", + "Moves": "c4g4 g3h2 g4g2", + "MovesSAN": "Rg4+ Kh2 Rg2#", + "Themes": "endgame mate mateIn2 short vukovicMate" + }, + { + "FEN": "r5k1/1pR2pp1/7p/1p6/3Pq3/1Q6/1P4P1/r2R2K1 w - - 8 28", + "PGN": "1. e4 c6 2. Nf3 d5 3. exd5 cxd5 4. d4 Bg4 5. Be2 e6 6. O-O Nf6 7. Nc3 Bd6 8. Bg5 Nbd7 9. Nb5 Bb8 10. c4 h6 11. Bxf6 Nxf6 12. Qa4 O-O 13. Rfe1 Ne4 14. cxd5 exd5 15. Ne5 Bxe5 16. Bxg4 Bxh2+ 17. Kxh2 Qh4+ 18. Kg1 Qxg4 19. f3 Qd7 20. fxe4 a6 21. Qc2 axb5 22. exd5 Qxd5 23. Rad1 Rxa2 24. Re5 Qc6 25. Qb3 Rfa8 26. Rc5 Qe4 27. Rc7 Ra1 *", + "Moves": "b3f7 g8h8 f7g7", + "MovesSAN": "Qxf7+ Kh8 Qxg7#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "2k5/pp3Q1p/1qb1pB2/3pPp2/N5r1/8/PP3b1P/2R2R1K b - - 4 21", + "PGN": "1. e4 e6 2. d4 d5 3. e5 c5 4. Nf3 Qb6 5. c3 Nc6 6. Be2 Nge7 7. O-O Nf5 8. dxc5 Bxc5 9. Nd4 Ncxd4 10. cxd4 Bxd4 11. Nc3 Bd7 12. Bg4 g6 13. Bxf5 gxf5 14. Qh5 O-O-O 15. Bg5 Rdg8 16. Bf6 Rxg2+ 17. Kxg2 Rg8+ 18. Kh1 Bxf2 19. Qxf7 Rg4 20. Rac1 Bc6 21. Na4 *", + "Moves": "d5d4 c1c6 b6c6", + "MovesSAN": "d4+ Rxc6+ Qxc6#", + "Themes": "discoveredAttack mate mateIn2 middlegame short" + }, + { + "FEN": "k2r4/1p3nbp/p7/3q4/6pn/1P1PB3/P1Q3P1/2R1R1K1 w - - 2 31", + "PGN": "1. e3 e5 2. f4 d5 3. fxe5 Nc6 4. Bb5 f6 5. Nf3 Bg4 6. e6 Qd6 7. O-O O-O-O 8. b3 Qxe6 9. d4 Nce7 10. Bd3 Bf5 11. Nc3 Nh6 12. Nh4 Bxd3 13. cxd3 f5 14. h3 g6 15. Nf3 Bg7 16. Bd2 Kb8 17. Rc1 Nf7 18. Nb5 c6 19. Nc3 g5 20. Re1 g4 21. hxg4 fxg4 22. Nh4 Ng6 23. e4 Nxh4 24. exd5 Qg6 25. Bf4+ Ka8 26. dxc6 Qxc6 27. d5 Rxd5 28. Nxd5 Qxd5 29. Qc2 a6 30. Be3 Rd8 *", + "Moves": "c2c8 d8c8 c1c8", + "MovesSAN": "Qc8+ Rxc8 Rxc8#", + "Themes": "mate mateIn2 middlegame queensideAttack sacrifice short" + }, + { + "FEN": "2r3k1/5p1p/6p1/p7/Pnq5/1R6/1P1Q2PP/K1R5 b - - 0 35", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 c5 5. d5 O-O 6. e4 b5 7. e5 Ne8 8. f4 d6 9. Nf3 exd5 10. cxd5 c4 11. Be2 Qb6 12. a4 Nc7 13. Bd2 Bb7 14. Nxb5 Nxd5 15. Bxb4 Nxb4 16. Nxd6 Bxf3 17. Bxf3 Nd3+ 18. Kd2 Qb4+ 19. Ke3 Qc5+ 20. Kd2 Qd4 21. Nb5 Qxf4+ 22. Kc2 Qxe5 23. Nc3 Na6 24. Bxa8 Nab4+ 25. Kb1 Rxa8 26. Ra3 a5 27. Qd2 g6 28. Nb5 Qf5 29. Ka1 Rd8 30. Rc3 Qe4 31. Na3 Rc8 32. Rf1 Nc5 33. Nxc4 Qxc4 34. Rfc1 Nb3+ 35. Rxb3 *", + "Moves": "c4c1 d2c1 c8c1", + "MovesSAN": "Qxc1+ Qxc1 Rxc1#", + "Themes": "endgame master masterVsMaster mate mateIn2 short" + }, + { + "FEN": "7k/1q4bp/p4pp1/1pn5/2n1P3/P1N2N1P/1P3PP1/3Q2K1 w - - 0 30", + "PGN": "1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 Nc6 5. Bc4 e6 6. Nf3 Nge7 7. O-O g6 8. Qe2 Bg7 9. Bg5 O-O 10. Rfd1 a6 11. Rac1 b5 12. Bb3 Bb7 13. h3 Qa5 14. Rxd7 f6 15. Bxe6+ Kh8 16. Bh4 Bc8 17. Rd6 Bxe6 18. Rxe6 Rad8 19. Bg3 Rfe8 20. a3 Qb6 21. Re1 Qb7 22. Rd6 Rxd6 23. Bxd6 Rd8 24. Rd1 Nc8 25. Bc5 Nb6 26. Rxd8+ Nxd8 27. Qe3 Nc4 28. Qd4 Ne6 29. Qd1 Nxc5 *", + "Moves": "d1d8 g7f8 d8f8", + "MovesSAN": "Qd8+ Bf8 Qxf8#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "6k1/5ppp/p3p1q1/Np6/1P3n2/P4Q1P/2r3P1/5R1K w - - 0 27", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bc4 e6 7. O-O Be7 8. Bg5 O-O 9. f4 b5 10. Be2 Qc7 11. Nf3 Bb7 12. e5 dxe5 13. Nxe5 Nd5 14. Bxe7 Qxe7 15. Nxd5 Bxd5 16. Bf3 Bxf3 17. Qxf3 Nd7 18. Nc6 Qc5+ 19. Kh1 Rac8 20. Na5 Qxc2 21. b4 Nf6 22. h3 Nd5 23. Rfc1 Qg6 24. Rxc8 Rxc8 25. Rf1 Rc2 26. a3 Nxf4 *", + "Moves": "f3a8 c2c8 a8c8", + "MovesSAN": "Qa8+ Rc8 Qxc8#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "5b2/6kB/pp6/2p5/4Q3/2P4P/PP1r1qPK/8 w - - 4 44", + "PGN": "1. e4 e6 2. Nf3 b6 3. c3 Bb7 4. Bd3 Nf6 5. Qe2 Be7 6. Bc2 O-O 7. d4 c5 8. h3 d6 9. Be3 Nbd7 10. Nbd2 Rc8 11. Nb3 Qc7 12. Rc1 Rfd8 13. Nbd2 Nf8 14. O-O a6 15. e5 dxe5 16. dxe5 N6d7 17. Bf4 Ng6 18. Bh2 Bxf3 19. Qxf3 Ngxe5 20. Qh5 g6 21. Qh6 Bf8 22. Qh4 Bg7 23. Rfe1 Bf6 24. Qh6 Bg7 25. Qh4 Qc6 26. Ne4 f5 27. Ng5 h6 28. Bxe5 Nxe5 29. Rxe5 hxg5 30. Qxg5 Bxe5 31. Qxg6+ Bg7 32. Re1 Rd2 33. Rxe6 Qd7 34. Bxf5 Qc7 35. Re8+ Rxe8 36. Qxe8+ Bf8 37. Qg6+ Bg7 38. Qe8+ Bf8 39. Qe6+ Qf7 40. Bh7+ Kg7 41. Qe4 Qxf2+ 42. Kh1 Rd1+ 43. Kh2 Rd2 *", + "Moves": "e4g6 g7h8 g6g8", + "MovesSAN": "Qg6+ Kh8 Qg8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "7R/pb5p/1p2N1pk/4R3/6P1/8/PPr2P1P/6K1 b - - 0 29", + "PGN": "1. d4 g6 2. e4 Bg7 3. Nc3 b6 4. Nf3 Bb7 5. e5 d6 6. Bf4 dxe5 7. dxe5 Qxd1+ 8. Rxd1 Nc6 9. Nb5 Rc8 10. e6 fxe6 11. Nxc7+ Kf8 12. Nxe6+ Kf7 13. Neg5+ Kf6 14. Ne4+ Kf7 15. Nfg5+ Kf8 16. Ne6+ Kf7 17. Bc4 Ke8 18. Nxg7+ Kf8 19. Ne6+ Ke8 20. O-O Nf6 21. Nxf6+ exf6 22. Rfe1 Ne5 23. Bxe5 fxe5 24. Rxe5 Rxc4 25. Ng5+ Kf8 26. Rd8+ Kg7 27. Ne6+ Kh6 28. Rxh8 Rxc2 29. g4 *", + "Moves": "c2c1 e5e1 c1e1", + "MovesSAN": "Rc1+ Re1 Rxe1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "4rrk1/ppp3pp/8/3P4/2PP2bq/2N1R3/PPQ3PP/4R1K1 b - - 0 21", + "PGN": "1. e4 e5 2. Nf3 d5 3. exd5 e4 4. Qe2 f5 5. c4 Bc5 6. d4 Bb4+ 7. Bd2 Qe7 8. Bxb4 Qxb4+ 9. Nc3 Qe7 10. Ne5 Nf6 11. Qc2 O-O 12. Be2 Nbd7 13. Nxd7 Bxd7 14. O-O f4 15. Rae1 Rae8 16. Bf3 e3 17. fxe3 fxe3 18. Re2 Ng4 19. Rfe1 Qh4 20. Bxg4 Bxg4 21. Rxe3 *", + "Moves": "h4e1 e3e1 e8e1", + "MovesSAN": "Qxe1+ Rxe1 Rxe1#", + "Themes": "kingsideAttack mate mateIn2 middlegame short xRayAttack" + }, + { + "FEN": "2r3k1/5pp1/7p/4r1n1/1R6/1P1B4/P2K3P/2R5 b - - 8 33", + "PGN": "1. e4 e5 2. Nf3 Qf6 3. Bc4 h6 4. d4 Nc6 5. d5 Nd4 6. b3 Bc5 7. Bb2 Nxf3+ 8. Qxf3 Qxf3 9. gxf3 Nf6 10. Bxe5 Nh5 11. Nc3 a6 12. Na4 Be7 13. Bxc7 b5 14. Nb6 Ra7 15. Nxc8 Rxc7 16. d6 Rxc8 17. Bd5 Bxd6 18. Bb7 Rxc2 19. Bxa6 Bb4+ 20. Kf1 Bc5 21. Bxb5 Rxf2+ 22. Ke1 Rxf3 23. Rc1 Bb4+ 24. Ke2 Rc3 25. Rcd1 O-O 26. Bxd7 Nf6 27. Bb5 Nxe4 28. Rd4 Ng5 29. Rxb4 Rfc8 30. Rd1 R8c5 31. Bd3 Re5+ 32. Kd2 Rc8 33. Rc1 *", + "Moves": "g5f3 d2d1 e5e1", + "MovesSAN": "Nf3+ Kd1 Re1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r6r/3n1kp1/5pp1/1p2p3/6P1/1N1P3P/qPPQ1P2/2K1R2R b - - 1 22", + "PGN": "1. e4 d5 2. exd5 Nf6 3. Bc4 Nxd5 4. Nf3 Bg4 5. h3 Bh5 6. g4 Bg6 7. d3 e6 8. Bg5 Be7 9. Bxe7 Qxe7 10. Nbd2 Nb6 11. Bb5+ c6 12. Bc4 Nxc4 13. Nxc4 b5 14. Nce5 f6 15. Nxg6 hxg6 16. Qd2 Nd7 17. O-O-O a5 18. Rde1 Kf7 19. Nd4 e5 20. Nxc6 Qe6 21. Nxa5 Qxa2 22. Nb3 *", + "Moves": "a2a1 b3a1 a8a1", + "MovesSAN": "Qa1+ Nxa1 Rxa1#", + "Themes": "backRankMate mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "r1b4k/pp3Rb1/2n3Qp/1N2q3/2B1p3/8/P1P3PP/7K w - - 6 25", + "PGN": "1. d4 d5 2. e4 dxe4 3. Nc3 Nf6 4. f3 exf3 5. Nxf3 e6 6. Bd3 c5 7. Be3 cxd4 8. Bxd4 Be7 9. O-O O-O 10. Kh1 Nc6 11. Bxf6 Bxf6 12. Qe1 h6 13. Rd1 Qc7 14. Qe4 g6 15. Nb5 Qe7 16. Qg4 Bxb2 17. Nh4 e5 18. Qg3 e4 19. Nxg6 fxg6 20. Qxg6+ Bg7 21. Rxf8+ Kxf8 22. Rf1+ Kg8 23. Bc4+ Kh8 24. Rf7 Qe5 *", + "Moves": "f7f8 g7f8 g6g8", + "MovesSAN": "Rf8+ Bxf8 Qg8#", + "Themes": "mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "r3r1k1/pp3ppp/3p1B2/8/1P4R1/N2B2R1/P1P3PP/7K b - - 0 24", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d4 exd4 5. Nxd4 Bxd4 6. Qxd4 Nxd4 7. Na3 Nf6 8. e5 Ne4 9. b4 Qh4 10. O-O Nc3 11. Bb2 Nde2+ 12. Kh1 d5 13. exd6 cxd6 14. Rfe1 Qxf2 15. Bxc3 O-O 16. Rxe2 Qf5 17. Bd3 Qf4 18. Rae1 Bg4 19. Re4 Qf5 20. R4e3 Qg5 21. Rg3 Qh4 22. Re4 Rfe8 23. Rexg4 Qf6 24. Bxf6 *", + "Moves": "e8e1 d3f1 e1f1", + "MovesSAN": "Re1+ Bf1 Rxf1#", + "Themes": "backRankMate mate mateIn2 middlegame short" + }, + { + "FEN": "R7/6Q1/p2p4/kpp1p3/4qn2/2P1N3/PP3PP1/5K2 b - - 5 35", + "PGN": "1. e4 c5 2. Qf3 Nc6 3. c3 Nf6 4. Bb5 Ne5 5. Qg3 Ng6 6. d3 a6 7. Ba4 b5 8. Bc2 d6 9. h4 h5 10. Bg5 Nh7 11. Be3 Nf6 12. Nf3 Ng4 13. Bg5 Qc7 14. Nbd2 e5 15. Nf1 Be7 16. Ne3 Bxg5 17. hxg5 h4 18. Nd5 Qd8 19. Nxh4 Qxg5 20. Nc7+ Kd7 21. Nxa8 Nxh4 22. Nb6+ Kc6 23. Nxc8 Nf3+ 24. Ke2 Rxh1 25. Rxh1 Qd2+ 26. Kxf3 f5 27. Ne7+ Kb6 28. Nxf5 Nf6 29. Rh8 Qxc2 30. Rb8+ Ka5 31. Qxg7 Qxd3+ 32. Ne3 Qxe4+ 33. Ke2 Nd5 34. Ra8 Nf4+ 35. Kf1 *", + "Moves": "e4b1 e3d1 b1d1", + "MovesSAN": "Qb1+ Nd1 Qxd1#", + "Themes": "endgame master mate mateIn2 short" + }, + { + "FEN": "rnb1k1nr/ppbp1ppp/8/4p3/2B1P2q/5Q2/PPPP1PPP/R1B1K1NR w KQkq - 0 7", + "PGN": "1. e4 e5 2. Nc3 Bb4 3. Nd5 Bc5 4. Bc4 Qh4 5. Qf3 Bb6 6. Nxc7+ Bxc7 *", + "Moves": "f3f7 e8d8 f7f8", + "MovesSAN": "Qxf7+ Kd8 Qf8#", + "Themes": "attackingF2F7 mate mateIn2 opening short" + }, + { + "FEN": "6k1/1bB3p1/4R1pp/2p5/2Pr4/1P6/R4PPP/6K1 b - - 0 24", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 h6 4. d4 exd4 5. Nxd4 Nf6 6. Nxc6 bxc6 7. Nc3 Bb4 8. Bd3 O-O 9. Bd2 Bb7 10. O-O c5 11. e5 Bxc3 12. Bxc3 Nd5 13. Bd2 Ne7 14. c4 Ng6 15. Bxg6 fxg6 16. Qg4 Qe8 17. Rfe1 a5 18. e6 dxe6 19. Qxe6+ Qxe6 20. Rxe6 Rad8 21. Bxa5 Rd4 22. b3 Ra8 23. Bxc7 Rxa2 24. Rxa2 *", + "Moves": "d4d1 e6e1 d1e1", + "MovesSAN": "Rd1+ Re1 Rxe1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "1k5r/p1p2ppp/BpQ4B/4p2q/3PP2n/2P2P2/P4P1P/1R5K b - - 2 22", + "PGN": "1. d4 d5 2. c4 Nc6 3. Nf3 Bg4 4. cxd5 Bxf3 5. gxf3 Qxd5 6. e3 e5 7. Nc3 Bb4 8. Bd2 Bxc3 9. bxc3 Qd6 10. Qb3 O-O-O 11. Rb1 b6 12. Qa4 Nge7 13. Ba6+ Kb8 14. O-O Qg6+ 15. Kh1 Qh5 16. Be2 Rd6 17. Rg1 Rh6 18. Rg2 Nf5 19. e4 Nh4 20. Bxh6 Nxg2 21. Qxc6 Nh4 22. Ba6 *", + "Moves": "h5f3 h1g1 f3g2", + "MovesSAN": "Qxf3+ Kg1 Qg2#", + "Themes": "kingsideAttack master mate mateIn2 middlegame short" + }, + { + "FEN": "1r2k2r/2p3pp/pp1bp3/5p2/P2P1Pn1/3BP2q/1PQ1NP2/R1BR2K1 b k - 5 20", + "PGN": "1. d4 d5 2. c4 dxc4 3. Nf3 Nc6 4. e3 Bg4 5. Bxc4 e6 6. Nc3 a6 7. a4 Nb4 8. h3 Bh5 9. Qb3 Nd3+ 10. Bxd3 Bd6 11. O-O b6 12. Be4 Rb8 13. Qc2 f5 14. Bd3 Bxf3 15. gxf3 Qg5+ 16. Kh1 Qh5 17. f4 Qxh3+ 18. Kg1 Nf6 19. Ne2 Ng4 20. Rd1 *", + "Moves": "h3h2 g1f1 h2f2", + "MovesSAN": "Qh2+ Kf1 Qxf2#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "3k4/2p3pR/p2r1p2/2b1pB2/6p1/P4bB1/5Pr1/1R3K2 w - - 4 31", + "PGN": "1. d4 Nc6 2. Nf3 e5 3. d5 Nce7 4. Nxe5 Ng6 5. Nxg6 hxg6 6. e4 Bc5 7. Nd2 d6 8. Nf3 Nf6 9. Bd3 Ng4 10. Rf1 Nxh2 11. Nxh2 Rxh2 12. Qf3 Qh4 13. Bf4 Bg4 14. Qg3 Qxg3 15. Bxg3 Rxg2 16. Rh1 O-O-O 17. Kf1 Bf3 18. Rh7 a6 19. Re1 Kb8 20. a3 g5 21. c4 Bd4 22. b3 g4 23. e5 dxe5 24. Be4 f6 25. b4 b6 26. c5 bxc5 27. bxc5 Bxc5 28. d6 Rxd6 29. Rb1+ Kc8 30. Bf5+ Kd8 *", + "Moves": "b1b8 d8e7 h7g7", + "MovesSAN": "Rb8+ Ke7 Rxg7#", + "Themes": "master masterVsMaster mate mateIn2 middlegame short" + }, + { + "FEN": "5k2/pp1R2pp/8/8/5BK1/1B4P1/Pp6/4q3 w - - 0 34", + "PGN": "1. e4 e6 2. Nf3 d5 3. exd5 exd5 4. d4 Nf6 5. c4 Bd6 6. Nc3 c5 7. Qe2+ Be6 8. cxd5 cxd4 9. dxe6 dxc3 10. exf7+ Kxf7 11. Qc4+ Ke7 12. Bd3 Re8 13. O-O Kf8 14. Ng5 Qc7 15. Ne6+ Rxe6 16. Qxe6 Bxh2+ 17. Kh1 Nbd7 18. Bc4 Nb6 19. Bb3 Re8 20. Qf5 Re5 21. Qf3 Rh5 22. Qxh5 Nxh5 23. g3 Bxg3 24. fxg3+ Ke7 25. Bg5+ Nf6 26. Rfe1+ Kf8 27. Bf4 Qc6+ 28. Kg1 Ng4 29. Rad1 Qc5+ 30. Kg2 Nd7 31. Rxd7 Qf2+ 32. Kh3 Qxe1 33. Kxg4 cxb2 *", + "Moves": "d7d8 f8e7 f4g5", + "MovesSAN": "Rd8+ Ke7 Bg5#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "2r3k1/p5p1/2n1R2p/1ppq1pN1/3p2b1/PP1P2P1/1BP2P1P/4Q1K1 w - - 0 22", + "PGN": "1. Nf3 d5 2. b3 d4 3. Bb2 c5 4. d3 Nf6 5. g3 Nc6 6. Bg2 e5 7. Nbd2 Bd6 8. O-O O-O 9. e3 Re8 10. exd4 exd4 11. Re1 Bg4 12. Rxe8+ Qxe8 13. Qf1 b5 14. a3 Rc8 15. Re1 Qd7 16. Ne4 Nd5 17. Nxd6 Qxd6 18. Ng5 f5 19. Re6 Qd8 20. Qe1 h6 21. Bxd5 Qxd5 *", + "Moves": "e6e8 c8e8 e1e8", + "MovesSAN": "Re8+ Rxe8 Qxe8#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "r3r2k/3pq1p1/p1pb2Qp/1p3B2/3P4/2P2N1P/PP3PP1/R1B3K1 b - - 3 21", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Bd6 5. Re1 a6 6. Ba4 b5 7. Bb3 O-O 8. c3 Bc5 9. h3 Bb7 10. Nxe5 Nxe5 11. d4 Nf3+ 12. Qxf3 Bxe4 13. Rxe4 Nxe4 14. Qxe4 Bd6 15. Bc2 f5 16. Qd5+ Kh8 17. Nd2 Re8 18. Nf3 h6 19. Bxf5 c6 20. Qf7 Qe7 21. Qg6 *", + "Moves": "e7e1 f3e1 e8e1", + "MovesSAN": "Qe1+ Nxe1 Rxe1#", + "Themes": "kingsideAttack mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "6rk/3b1Rpp/pp1qp3/8/2P2NQ1/1P6/P5P1/b6K w - - 3 33", + "PGN": "1. d4 e6 2. Nc3 c5 3. dxc5 Nf6 4. Nf3 Bxc5 5. e4 Bb4 6. Bg5 Be7 7. Bd3 Qc7 8. O-O d6 9. Nb5 Qb6 10. Be3 Qd8 11. c4 a6 12. Nc3 Qc7 13. b3 Nc6 14. Nd4 Ne5 15. Be2 b6 16. f4 Ned7 17. e5 dxe5 18. fxe5 Nxe5 19. Bf4 Nfd7 20. Bf3 Rb8 21. Nc6 Bd6 22. Nxb8 Qxb8 23. Bxe5 Bxe5 24. Bc6 Bxh2+ 25. Kh1 Be5 26. Ne4 O-O 27. Bxd7 Rd8 28. Qg4 Bxd7 29. Nf6+ Kh8 30. Nh5 Bxa1 31. Rxf7 Rg8 32. Nf4 Qd6 *", + "Moves": "f4g6 h7g6 g4h3", + "MovesSAN": "Ng6+ hxg6 Qh3#", + "Themes": "mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "6q1/3Q4/7p/1p5k/1P2p3/P4p1K/5pP1/8 w - - 0 54", + "PGN": "1. d4 d5 2. c4 Nf6 3. Nf3 Bf5 4. cxd5 Nxd5 5. Nc3 e6 6. Qb3 Nxc3 7. Qxc3 Nc6 8. a3 Bd6 9. e3 O-O 10. Bd3 Bxd3 11. Qxd3 Ne7 12. Qb3 b6 13. e4 c5 14. dxc5 Bxc5 15. O-O Ng6 16. Bg5 Qc7 17. Rfd1 h6 18. Bd2 Rfd8 19. h4 Qb7 20. e5 Qe4 21. Re1 Qg4 22. Be3 Bxe3 23. Qxe3 Nxh4 24. Nxh4 Qxh4 25. Rad1 Rxd1 26. Rxd1 Rd8 27. Rd6 Qe7 28. Qf3 Rxd6 29. exd6 Qxd6 30. Qa8+ Kh7 31. Qxa7 f6 32. Qf7 e5 33. Qh5 Qd4 34. Qf5+ Kg8 35. Qe6+ Kf8 36. Qc8+ Kf7 37. Qc7+ Kg6 38. b4 b5 39. Qc6 Qc4 40. Qa6 e4 41. Kh2 Kg5 42. Kg1 f5 43. Kh2 g6 44. Qb6 Kh5 45. Qe3 g5 46. Qh3+ Kg6 47. Qe3 f4 48. Qb6+ Kh5 49. Qb7 g4 50. Qd7 g3+ 51. Kh3 Qg8 52. Qd1+ f3 53. Qd7 gxf2 *", + "Moves": "d7f5 g8g5 g2g4", + "MovesSAN": "Qf5+ Qg5 g4#", + "Themes": "endgame mate mateIn2 queenEndgame short" + }, + { + "FEN": "4b1k1/pp1nP1pp/4N1q1/3p4/2P5/1P2BQ2/5KPP/8 w - - 0 33", + "PGN": "1. e4 f5 2. exf5 Nf6 3. d4 d5 4. Bd3 e6 5. fxe6 Bxe6 6. f4 Bd6 7. Nf3 O-O 8. O-O Ne4 9. Ne5 Nd7 10. c3 Ndf6 11. Nd2 Bxe5 12. fxe5 Nd7 13. Bxe4 dxe4 14. Nxe4 Bd5 15. Ng3 Qh4 16. Be3 Nb6 17. b3 Rae8 18. c4 Be4 19. Qe2 Bg6 20. Rxf8+ Rxf8 21. Rf1 c6 22. Bf2 Qg5 23. Be3 Qe7 24. Rxf8+ Kxf8 25. Qf3+ Kg8 26. Ne4 Qa3 27. e6 Qxa2 28. e7 Nd7 29. Ng5 Be8 30. Ne6 Qb1+ 31. Kf2 Qg6 32. d5 cxd5 *", + "Moves": "f3f8 d7f8 e7f8q", + "MovesSAN": "Qf8+ Nxf8 exf8=Q#", + "Themes": "advancedPawn endgame mate mateIn2 promotion short" + }, + { + "FEN": "3r2k1/2p2Rp1/6P1/p7/3Pq2P/1Q6/PPnR4/1K6 b - - 3 36", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bc4 Bc5 5. d3 h6 6. Be3 d6 7. Bxc5 dxc5 8. Qd2 Bg4 9. O-O-O Nd4 10. Qe3 O-O 11. h3 Bh5 12. g4 Bg6 13. Nxe5 Bh7 14. f4 b5 15. Nxb5 Nxb5 16. Bxb5 Rb8 17. Bc4 Nd7 18. Nc6 Qf6 19. Nxb8 Rxb8 20. c3 Qb6 21. Rh2 Kf8 22. g5 hxg5 23. fxg5 Ne5 24. Bb3 a5 25. Rf1 Bg6 26. h4 Bh5 27. d4 cxd4 28. cxd4 Rd8 29. Rd2 Nc6 30. Bxf7 Bxf7 31. g6 Nb4 32. Rxf7+ Kg8 33. Qb3 Qc6+ 34. Kb1 Qxe4+ 35. Ka1 Nc2+ 36. Kb1 *", + "Moves": "c2a3 b1a1 e4b1", + "MovesSAN": "Na3+ Ka1 Qb1#", + "Themes": "doubleCheck endgame mate mateIn2 short" + }, + { + "FEN": "2r1kbnr/6pp/p4p2/1p2pb2/5P2/2P1B3/PP1NB1PP/2KR3R b k - 0 14", + "PGN": "1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 Bf5 5. Nf3 Nc6 6. Be3 cxd4 7. Nxd4 Nxd4 8. Qxd4 Qxd4 9. Bxd4 a6 10. Nd2 f6 11. O-O-O e5 12. Be3 b5 13. Be2 Rc8 14. f4 *", + "Moves": "c8c3 b2c3 f8a3", + "MovesSAN": "Rxc3+ bxc3 Ba3#", + "Themes": "bodenMate mate mateIn2 middlegame queensideAttack sacrifice short" + }, + { + "FEN": "3r1r1k/p5pp/3b3N/3Q4/3P1B2/2P4P/PP4PK/q7 w - - 4 33", + "PGN": "1. e4 e5 2. f4 Nc6 3. fxe5 Nxe5 4. d4 Qh4+ 5. Kd2 Bb4+ 6. c3 Nc4+ 7. Kd3 Nf6 8. Kxc4 Be7 9. e5 Ne4 10. Nf3 Qh5 11. Qe2 d5+ 12. Kb3 Be6 13. Nbd2 Ng3 14. Qb5+ c6 15. Qxb7 O-O 16. Qxc6 Rab8+ 17. Kc2 Nxh1 18. Bd3 Bf5 19. Qxd5 Bxd3+ 20. Kxd3 Nf2+ 21. Ke2 Ng4 22. h3 Nh2 23. Kf2 Nxf3 24. Nxf3 Rbd8 25. Qe4 f6 26. Kg1 fxe5 27. Nxe5 Qd1+ 28. Kh2 Bd6 29. Qd5+ Kh8 30. Bf4 Qxa1 31. Nf7+ Kg8 32. Nh6+ Kh8 *", + "Moves": "d5g8 f8g8 h6f7", + "MovesSAN": "Qg8+ Rxg8 Nf7#", + "Themes": "mate mateIn2 middlegame sacrifice short smotheredMate" + }, + { + "FEN": "7k/6pp/5p2/8/1q6/4B1PP/2Q2P2/1r2b1K1 w - - 2 39", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. b3 Bc5 4. Bb2 Nf6 5. d3 d6 6. h3 Be6 7. Be2 O-O 8. O-O Re8 9. c3 d5 10. d4 exd4 11. exd5 Bxd5 12. Nxd4 Ne4 13. Bf3 Qg5 14. Nd2 Nxd2 15. Bxd5 Nxf1 16. Qxf1 Qxd5 17. Rd1 Rad8 18. b4 Bf8 19. a4 a6 20. b5 axb5 21. axb5 Nxd4 22. cxd4 Bb4 23. Qd3 Qd6 24. Qf3 Re1+ 25. Rxe1 Bxe1 26. Qg3 Qb4 27. Bc1 f6 28. Be3 Bc3 29. Qxc7 Qf8 30. Qxb7 Rb8 31. Qc6 Bb4 32. Qe6+ Kh8 33. Qg4 Rxb5 34. g3 Be1 35. Qe2 Rb1 36. d5 Qb4 37. d6 Qxd6 38. Qc2 Qb4 *", + "Moves": "c2c8 b4f8 c8f8", + "MovesSAN": "Qc8+ Qf8 Qxf8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "8/p4Qpk/1p5p/1Pp1P3/2n3N1/2q4P/6PK/8 w - - 0 40", + "PGN": "1. e4 e6 2. Bc4 d5 3. exd5 exd5 4. Bb3 Nf6 5. h3 Bd6 6. Nc3 O-O 7. Nxd5 Re8+ 8. Ne3 Be6 9. Nf3 Bxb3 10. axb3 Nd5 11. O-O Nxe3 12. dxe3 c5 13. c4 b6 14. Bd2 Be7 15. Bc3 Qc7 16. Ne5 Bf6 17. Ng4 Bxc3 18. bxc3 Nc6 19. Qf3 Na5 20. Rab1 Rad8 21. Rfd1 Rxd1+ 22. Qxd1 Rd8 23. Qe2 h6 24. b4 Nb7 25. Ra1 Ra8 26. Rd1 Rd8 27. b5 Na5 28. Rxd8+ Qxd8 29. Ne5 Qd6 30. f4 Qe6 31. Qd3 f6 32. Ng4 Nxc4 33. Qg6 Kh8 34. e4 Qd6 35. Qe8+ Kh7 36. e5 fxe5 37. fxe5 Qd1+ 38. Kh2 Qd2 39. Qf7 Qxc3 *", + "Moves": "g4f6 h7h8 f7e8", + "MovesSAN": "Nf6+ Kh8 Qe8#", + "Themes": "endgame mate mateIn2 pin short" + }, + { + "FEN": "q4k2/5p1p/6p1/1NpP4/4p3/1P2P3/3Q1PPP/6K1 b - - 2 30", + "PGN": "1. d4 Nf6 2. e3 g6 3. Nf3 Bg7 4. c4 d6 5. b3 O-O 6. Bb2 e5 7. d5 Bg4 8. Be2 Re8 9. Nfd2 Nbd7 10. Bxg4 Nxg4 11. Qxg4 Nf6 12. Qe2 c6 13. dxc6 bxc6 14. O-O Qb6 15. Nc3 a5 16. Nce4 a4 17. Nxd6 Re6 18. N6e4 axb3 19. Nxf6+ Bxf6 20. axb3 Rd8 21. Nf3 e4 22. Bxf6 Rxf6 23. Nd4 c5 24. Nb5 Rf5 25. Rfd1 Rg5 26. Rxd8+ Qxd8 27. Rd1 Qa8 28. Rd5 Rxd5 29. cxd5 Kf8 30. Qd2 *", + "Moves": "a8a1 d2c1 a1c1", + "MovesSAN": "Qa1+ Qc1 Qxc1#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "4k2b/4pp2/3p2p1/1r1P2P1/5P2/1P2B3/K1R5/8 b - - 1 29", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 Nxd4 4. Nxd4 cxd4 5. Qxd4 d6 6. Nc3 Nf6 7. f3 g6 8. Be3 Bg7 9. O-O-O Nh5 10. Qd2 Qa5 11. Kb1 Be6 12. a3 Rc8 13. Nd5 Qxd2 14. Rxd2 b6 15. g4 Nf6 16. h4 Nxd5 17. exd5 Bd7 18. h5 Rb8 19. hxg6 hxg6 20. Rxh8+ Bxh8 21. Bd3 a5 22. g5 b5 23. f4 b4 24. axb4 Rxb4 25. b3 a4 26. Ka2 axb3+ 27. cxb3 Bb5 28. Bxb5+ Rxb5 29. Rc2 *", + "Moves": "b5a5 a2b1 a5a1", + "MovesSAN": "Ra5+ Kb1 Ra1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "8/6pk/4Q2p/2q1p3/P3P3/8/5RPP/7K b - - 0 38", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Nc3 Bc5 4. Bc4 Nf6 5. d3 h6 6. Nd5 d6 7. Bb5 Bd7 8. Nxf6+ Qxf6 9. c4 O-O 10. a3 a6 11. Ba4 Rab8 12. b4 b5 13. Bb3 Ba7 14. O-O Bg4 15. Be3 Bxe3 16. fxe3 bxc4 17. Bxc4 a5 18. b5 Na7 19. a4 Qg6 20. Qd2 Nc8 21. Nh4 Qg5 22. Nf3 Bxf3 23. Rxf3 Nb6 24. Bb3 Kh8 25. Raf1 Nd7 26. Rxf7 Rxf7 27. Rxf7 Nc5 28. Bc2 c6 29. bxc6 Rc8 30. Qxa5 Qxe3+ 31. Rf2 Rxc6 32. Qa8+ Kh7 33. Qxc6 Qc1+ 34. Rf1 Qxc2 35. Qxd6 Nxd3 36. Qe6 Qc5+ 37. Kh1 Nf2+ 38. Rxf2 *", + "Moves": "c5c1 f2f1 c1f1", + "MovesSAN": "Qc1+ Rf1 Qxf1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "3Rr1k1/p4pp1/1q5p/8/P7/1P1Q1N1P/4rPP1/3R2K1 b - - 1 30", + "PGN": "1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Bg5 Be7 5. e3 h6 6. Bxf6 Bxf6 7. Nc3 Nd7 8. cxd5 Nb6 9. dxe6 Bxe6 10. Be2 O-O 11. O-O Qe7 12. Qc2 Rad8 13. Rfd1 c6 14. a4 Qd7 15. Ne4 Be7 16. Nc5 Bxc5 17. dxc5 Nd5 18. e4 Nb4 19. Qc3 Nd5 20. exd5 Bxd5 21. Bc4 Qg4 22. Bxd5 cxd5 23. Rd4 Qg6 24. Rad1 Qc6 25. b3 Rfe8 26. h3 Re2 27. Qd3 Rde8 28. Rxd5 b6 29. cxb6 Qxb6 30. Rd8 *", + "Moves": "b6f2 g1h2 f2g2", + "MovesSAN": "Qxf2+ Kh2 Qxg2#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "1Qbk3r/5ppp/2pB4/2P5/p3qP2/8/PPP4P/2Kn4 w - - 2 25", + "PGN": "1. e4 e6 2. d4 d5 3. Nc3 c5 4. exd5 exd5 5. Bb5+ Nc6 6. dxc5 d4 7. Qe2+ Be6 8. Ne4 Be7 9. Bf4 a5 10. O-O-O Nf6 11. Nd6+ Bxd6 12. Bxd6 a4 13. Rxd4 Ra5 14. Nf3 Rxb5 15. Qxb5 Nd5 16. Ne5 Qg5+ 17. f4 Qxg2 18. Rhd1 Ne3 19. R4d2 Qe4 20. Bc7 Nxd1 21. Rd8+ Ke7 22. Nxc6+ bxc6 23. Bd6+ Kxd8 24. Qb8+ Bc8 *", + "Moves": "b8c7 d8e8 c7c8", + "MovesSAN": "Qc7+ Ke8 Qxc8#", + "Themes": "deflection endgame mate mateIn2 short" + }, + { + "FEN": "r3qr1k/pp1N1pp1/2nb4/3n1B2/3P4/2P2R1P/PPQ3P1/R1B4K b - - 6 21", + "PGN": "1. e4 e5 2. f4 Nc6 3. Nf3 Bc5 4. fxe5 d6 5. d4 Bb4+ 6. c3 Ba5 7. exd6 cxd6 8. Bd3 Nf6 9. O-O O-O 10. Nbd2 Bg4 11. Nc4 Bc7 12. Qc2 d5 13. Ncd2 dxe4 14. Nxe4 Nd5 15. Nc5 Qb8 16. Bxh7+ Kh8 17. h3 Bxf3 18. Rxf3 Bh2+ 19. Kh1 Bd6 20. Nd7 Qe8 21. Bf5 *", + "Moves": "e8e1 f3f1 e1f1", + "MovesSAN": "Qe1+ Rf1 Qxf1#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "1R6/p5pk/3p4/3q1P2/6bp/4Q3/P4PRP/6K1 b - - 1 34", + "PGN": "1. d4 f5 2. c4 Nf6 3. Bf4 e6 4. Nc3 c5 5. d5 exd5 6. cxd5 d6 7. e3 Nbd7 8. Nf3 Be7 9. Bd3 Ne4 10. Bxe4 fxe4 11. Nxe4 Nb6 12. O-O Bf5 13. Ng3 Bg6 14. e4 O-O 15. Qd2 Nc4 16. Qc3 Rxf4 17. Qxc4 Rxf3 18. gxf3 Bf6 19. Rab1 Be5 20. b4 Rc8 21. bxc5 Rxc5 22. Qd3 Qg5 23. Rxb7 h5 24. Rb8+ Kh7 25. Kh1 h4 26. Ne2 Rc7 27. Rg1 Qe7 28. f4 Bc3 29. f5 Bh5 30. Nxc3 Rxc3 31. Qxc3 Qxe4+ 32. Rg2 Bg4 33. Qe3 Qxd5 34. Kg1 *", + "Moves": "d5d1 e3e1 d1e1", + "MovesSAN": "Qd1+ Qe1 Qxe1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r4qr1/4pQ2/3p2pk/p5Rp/1p1P4/8/PPP2P1P/2K3R1 w - - 1 26", + "PGN": "1. d4 d6 2. e4 Nf6 3. Nc3 g6 4. Bf4 Bg7 5. Qd2 h5 6. O-O-O a6 7. Nf3 b5 8. e5 Nfd7 9. exd6 cxd6 10. Be2 Bb7 11. Ng5 Bxg2 12. Rhg1 Bb7 13. Qe3 Nf6 14. Bf3 Bxf3 15. Qxf3 Nbd7 16. Rge1 O-O 17. Nge4 b4 18. Nxf6+ Nxf6 19. Ne4 a5 20. Nxf6+ Bxf6 21. Rg1 Kh7 22. Bg5 Bxg5+ 23. Rxg5 Kh6 24. Rdg1 Rg8 25. Qxf7 Qf8 *", + "Moves": "g5g6 g8g6 f7g6", + "MovesSAN": "Rxg6+ Rxg6 Qxg6#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r4r2/pp4k1/2p1Q1pp/8/6P1/3B3P/P2q4/4R1K1 w - - 0 31", + "PGN": "1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nf3 Nf6 5. c4 c6 6. Nc3 Be7 7. Bd3 O-O 8. cxd5 Nxd5 9. Nxd5 Qxd5 10. O-O Bg4 11. Be2 Bf6 12. Be3 Na6 13. h3 Bh5 14. g4 Bg6 15. Ne5 Bxe5 16. dxe5 Qxe5 17. Qb3 Nc5 18. Qa3 Ne4 19. f4 Qf6 20. f5 Qh4 21. Rf3 Ng5 22. Bf2 Nxf3+ 23. Qxf3 Qe7 24. Bd3 h6 25. Re1 Qb4 26. fxg6 fxg6 27. Qe4 Qxb2 28. Bd4 Qd2 29. Qe6+ Kh8 30. Bxg7+ Kxg7 *", + "Moves": "e6g6 g7h8 g6h7", + "MovesSAN": "Qxg6+ Kh8 Qh7#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "2rqrbk1/5p2/p1n1pn1Q/1p1p2N1/3P4/P1PB3P/1P3PP1/R4RK1 w - - 3 18", + "PGN": "1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Be3 Nf6 5. Nf3 Bg4 6. Nbd2 e6 7. Bd3 Be7 8. c3 Nc6 9. Qc2 O-O 10. O-O Rc8 11. a3 h6 12. h3 Bxf3 13. Nxf3 a6 14. Qd2 b5 15. Bxh6 gxh6 16. Qxh6 Re8 17. Ng5 Bf8 *", + "Moves": "d3h7 f6h7 h6h7", + "MovesSAN": "Bh7+ Nxh7 Qxh7#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "3r1q1k/pp3p2/2n4p/1Qb5/6R1/8/PPP1N1PP/R1B4K b - - 4 18", + "PGN": "1. e4 e5 2. Nc3 Bb4 3. Bc4 Nf6 4. Nge2 O-O 5. O-O c6 6. d3 h6 7. f4 d5 8. exd5 cxd5 9. fxe5 dxc4 10. exf6 cxd3 11. fxg7 dxe2 12. gxf8=Q+ Qxf8 13. Nxe2 Bg4 14. Qd3 Nc6 15. Rf4 Rd8 16. Rxg4+ Kh8 17. Qb5 Bc5+ 18. Kh1 *", + "Moves": "d8d1 e2g1 d1g1", + "MovesSAN": "Rd1+ Ng1 Rxg1#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "8/5ppk/4p2p/p7/2P2Pq1/R7/1P3PQP/3r1BK1 b - - 6 37", + "PGN": "1. Nf3 Nf6 2. g3 c6 3. Bg2 d5 4. O-O Nbd7 5. d4 e6 6. Re1 Bd6 7. Nbd2 O-O 8. e4 dxe4 9. Nxe4 Nxe4 10. Rxe4 Nf6 11. Re1 Re8 12. Bg5 h6 13. Bf4 Bxf4 14. gxf4 Qb6 15. Qc1 c5 16. c3 Bd7 17. Ne5 cxd4 18. Nxd7 Nxd7 19. Rd1 Nf6 20. Rxd4 Rad8 21. Rb4 Qc5 22. Rxb7 Nd5 23. Rb3 a5 24. c4 Nb4 25. Qe3 Qc7 26. Rc1 Nxa2 27. Rc2 Nb4 28. Rcc3 Rd1+ 29. Bf1 Red8 30. Ra3 Nc6 31. Rc1 Qe7 32. Rxd1 Rxd1 33. Qf3 Qd8 34. Qxc6 Qh4 35. Qe8+ Kh7 36. Qc6 Qg4+ 37. Qg2 *", + "Moves": "d1f1 g1f1 g4d1", + "MovesSAN": "Rxf1+ Kxf1 Qd1#", + "Themes": "attraction endgame mate mateIn2 pin sacrifice short" + }, + { + "FEN": "r1q2rk1/pp2p1bp/2p3p1/3bN1B1/8/P6P/1PQ1BPP1/R2R3K b - - 0 18", + "PGN": "1. c4 d5 2. cxd5 Qxd5 3. Nc3 Qd8 4. e4 c6 5. Nf3 Nf6 6. Be2 g6 7. d4 Bg7 8. e5 Nd5 9. h3 O-O 10. O-O Be6 11. a3 Qd7 12. Qc2 f6 13. Rd1 fxe5 14. dxe5 Qc8 15. Bg5 Nd7 16. Kh1 Nxe5 17. Nxd5 Bxd5 18. Nxe5 *", + "Moves": "c8h3 h1g1 h3g2", + "MovesSAN": "Qxh3+ Kg1 Qxg2#", + "Themes": "kingsideAttack mate mateIn2 middlegame pin short" + }, + { + "FEN": "5r1k/7p/qP6/p2Q4/3P4/2R1P3/3K4/1R6 b - - 0 46", + "PGN": "1. d4 d5 2. Nc3 Nf6 3. Bg5 Nbd7 4. Bxf6 Nxf6 5. e3 e6 6. Bb5+ c6 7. Be2 Bb4 8. Nf3 Ne4 9. O-O Bxc3 10. bxc3 Nxc3 11. Qe1 Nxe2+ 12. Qxe2 O-O 13. Rfb1 f6 14. a4 Re8 15. a5 a6 16. Rb6 e5 17. c3 Rb8 18. c4 Bg4 19. c5 e4 20. h3 exf3 21. gxf3 Bxh3 22. Kh2 Bf5 23. Rg1 Bg6 24. Rg3 Qc7 25. Qb2 Re7 26. Kg1 Rbe8 27. Kf1 Qc8 28. Ke1 Bd3 29. Rb3 Bc4 30. Rc3 Bb5 31. Qc2 Qc7 32. Rh3 g6 33. f4 Qxa5 34. Kd2 Ba4 35. Qa2 b5 36. cxb6 Qb5 37. Rh1 a5 38. Rb1 Rxe3 39. fxe3 Qa6 40. Qxa4 g5 41. Qxc6 Rf8 42. fxg5 fxg5 43. Qe6+ Kh8 44. Qe5+ Kg8 45. Qxg5+ Kh8 46. Qxd5 *", + "Moves": "f8f2 d2c1 a6f1", + "MovesSAN": "Rf2+ Kc1 Qf1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "k6r/P5pp/1R1B4/8/4ppq1/1P2b1P1/2P3K1/R7 w - - 1 35", + "PGN": "1. g3 d6 2. Bg2 c6 3. b3 e5 4. Bb2 Be6 5. e3 Nd7 6. Ne2 Be7 7. O-O Bf6 8. f4 Nb6 9. fxe5 dxe5 10. Nbc3 Qc7 11. Ne4 Be7 12. a3 O-O-O 13. a4 f5 14. a5 Na8 15. N4c3 Bc5 16. a6 b6 17. Na4 Bxe3+ 18. Kh1 Rxd2 19. Qe1 Nf6 20. Rf3 Bh6 21. Rc3 e4 22. Nf4 Rxg2 23. Nxe6 Rxh2+ 24. Kxh2 Ng4+ 25. Kg2 Qe7 26. Rxc6+ Kb8 27. Qe2 Ne3+ 28. Qxe3 Bxe3 29. Be5+ Nc7 30. Bxc7+ Ka8 31. Bd6 Qxe6 32. Nxb6+ axb6 33. Rxb6 f4 34. a7 Qg4 *", + "Moves": "b6b8 h8b8 a7b8q", + "MovesSAN": "Rb8+ Rxb8 axb8=Q#", + "Themes": "advancedPawn doubleCheck endgame mate mateIn2 promotion short" + }, + { + "FEN": "8/1p5b/1Q6/3q2pk/8/2P3PP/PP3K2/8 w - - 3 47", + "PGN": "1. e4 e5 2. Bc4 Nf6 3. d3 Bc5 4. Bg5 O-O 5. Nf3 Nc6 6. c3 h6 7. Be3 Bxe3 8. fxe3 Na5 9. Nbd2 Nxc4 10. Nxc4 d6 11. O-O Bg4 12. h3 Bh5 13. Ncd2 Qe7 14. d4 Bg6 15. Qc2 Nd5 16. Rae1 Nf6 17. Nh4 Bh7 18. Nf5 Qd8 19. d5 Nh5 20. Nf3 g6 21. Nxh6+ Kg7 22. Ng4 Ng3 23. Rf2 f5 24. Ngh2 fxe4 25. Nxe5 dxe5 26. Nf1 Qg5 27. Nxg3 Qxg3 28. Ref1 Qxe3 29. Kh1 Rxf2 30. Rxf2 Rf8 31. Re2 Rf1+ 32. Kh2 Qf4+ 33. g3 Qf3 34. Rg2 e3 35. Qa4 Qf7 36. Qe4 Rf2 37. Qxe5+ Kg8 38. Qxe3 Rxg2+ 39. Kxg2 Kf8 40. Qc5+ Kg7 41. Qd4+ Kg8 42. Qxa7 Qxd5+ 43. Kf2 g5 44. Qb8+ Kg7 45. Qxc7+ Kh6 46. Qb6+ Kh5 *", + "Moves": "g3g4 h5h4 b6h6", + "MovesSAN": "g4+ Kh4 Qh6#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "6k1/5p1p/4b1p1/4B3/8/2R2P1P/r5r1/2R4K w - - 2 35", + "PGN": "1. e4 e5 2. c3 Nc6 3. d4 d5 4. Bb5 dxe4 5. Bxc6+ bxc6 6. Qe2 exd4 7. Qxe4+ Ne7 8. cxd4 Qd5 9. Nc3 Qe6 10. Nge2 Nd5 11. Qxe6+ Bxe6 12. a3 g6 13. O-O Bg7 14. Be3 O-O 15. Rac1 Rab8 16. b4 Rb6 17. Rc2 Ra6 18. a4 Rb8 19. b5 cxb5 20. axb5 Ra3 21. Nxd5 Bxd5 22. Rxc7 Ra5 23. Nc3 Be6 24. Rb1 Rd8 25. d5 Bf5 26. Rc1 Bxc3 27. R7xc3 Rxb5 28. Bxa7 Rbxd5 29. h3 Be6 30. Bb6 Rb8 31. Bc7 Rb2 32. f3 Rdd2 33. Be5 Rxg2+ 34. Kh1 Ra2 *", + "Moves": "c3c8 e6c8 c1c8", + "MovesSAN": "Rc8+ Bxc8 Rxc8#", + "Themes": "endgame mate mateIn2 sacrifice short" + }, + { + "FEN": "r4rk1/1b3p1p/p1np2P1/1p1NpN2/4Pbq1/2P5/PP3PP1/R3KB1R w KQ - 0 19", + "PGN": "1. e4 c5 2. d4 cxd4 3. Nf3 Nc6 4. Nxd4 e5 5. Nb5 d6 6. N1c3 a6 7. Na3 b5 8. Nd5 Nf6 9. Bg5 Be7 10. Bxf6 Bxf6 11. c3 Bg5 12. Nc2 O-O 13. Nce3 Bb7 14. h4 Bh6 15. Nf5 Bf4 16. Qg4 g6 17. h5 Qg5 18. hxg6 Qxg4 *", + "Moves": "d5f6 g8h8 h1h7", + "MovesSAN": "Nf6+ Kh8 Rxh7#", + "Themes": "arabianMate fork mate mateIn2 middlegame short" + }, + { + "FEN": "4k3/2r2p1Q/2q2p2/4pN2/3p2RP/p1b5/1p3PPK/8 w - - 2 42", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. a3 e5 7. Nf5 d5 8. Bg5 d4 9. Bxf6 gxf6 10. Ne2 Qb6 11. Neg3 Qxb2 12. Bd3 Qc3+ 13. Ke2 Nd7 14. Nh5 Bxa3 15. h4 Be7 16. Rh3 Qc6 17. Qb1 Nc5 18. Rf3 Nxe4 19. Bxe4 Qxe4+ 20. Kf1 Bxf5 21. Ng7+ Kf8 22. Nxf5 Rc8 23. Ra2 Rg8 24. Rb2 Rc7 25. Qd1 Qc6 26. Kg1 b5 27. Ra2 Bb4 28. Kh2 a5 29. c3 Qe6 30. Re2 Bxc3 31. Qd3 Qc4 32. Qe4 Qc6 33. Qd3 Qc4 34. Qe4 Qc6 35. Qd3 b4 36. Re4 b3 37. Rg3 Rxg3 38. Nxg3 b2 39. Rg4 a4 40. Qxh7 a3 41. Nf5 Ke8 *", + "Moves": "g4g8 e8d7 h7f7", + "MovesSAN": "Rg8+ Kd7 Qxf7#", + "Themes": "deflection endgame interference mate mateIn2 short" + }, + { + "FEN": "8/6pk/R6p/5KP1/8/8/p7/r7 w - - 0 41", + "PGN": "1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Nf3 Nc6 5. Bb5 Bg4 6. h3 Bxf3 7. Qxf3 Nf6 8. Bg5 e6 9. Bxf6 Qxf6 10. Bxc6+ bxc6 11. Qc3 Rc8 12. O-O Bd6 13. Nd2 O-O 14. Nf3 c5 15. Rac1 Rc7 16. dxc5 Qxc3 17. bxc3 Rxc5 18. Rfd1 Rxc3 19. Nd2 Bf4 20. Rb1 Rfc8 21. g3 Bxd2 22. Rxd2 h6 23. Rb2 f6 24. Kf1 e5 25. Ke2 d4 26. f3 f5 27. g4 fxg4 28. hxg4 Kf7 29. Kf2 Kg6 30. Kg3 e4 31. Rxd4 exf3 32. Kf2 Rxc2+ 33. Rxc2 Rxc2+ 34. Kxf3 Rxa2 35. Rd6+ Kh7 36. Kf4 a5 37. Ra6 a4 38. Ke5 Ra1 39. Kf5 a3 40. g5 a2 *", + "Moves": "g5g6 h7h8 a6a8", + "MovesSAN": "g6+ Kh8 Ra8#", + "Themes": "endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "2kr4/p1p2ppp/2Q1p3/7r/3P2n1/4BN1q/PP2BP2/5RK1 w - - 1 20", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. d4 Nc6 4. Nf3 Bg4 5. Be2 O-O-O 6. O-O Nf6 7. c4 Qf5 8. Be3 e6 9. Nc3 Bd6 10. h3 Bxh3 11. gxh3 Qxh3 12. c5 Bxc5 13. Qa4 Bd6 14. Nb5 Ng4 15. Nxd6+ Rxd6 16. Rac1 Rd5 17. Rc5 Rhd8 18. Rxc6 bxc6 19. Qxc6 Rh5 *", + "Moves": "e2a6 c8b8 c6b7", + "MovesSAN": "Ba6+ Kb8 Qb7#", + "Themes": "mate mateIn2 middlegame queensideAttack short" + }, + { + "FEN": "6k1/3r2pp/3N4/4p3/5p2/1b5P/5PP1/2R3K1 w - - 2 30", + "PGN": "1. e4 e6 2. d3 d5 3. Nd2 dxe4 4. dxe4 Nc6 5. Ngf3 Bc5 6. Bc4 a6 7. O-O b5 8. Bb3 Bb7 9. a4 Nd4 10. Nxd4 Bxd4 11. axb5 axb5 12. Rxa8 Qxa8 13. Qe2 Nf6 14. Qxb5+ Bc6 15. Qe2 Nxe4 16. Ba4 Bxa4 17. Qxe4 Qxe4 18. Nxe4 Bxc2 19. Nc3 O-O 20. Nb5 Bb6 21. Nc3 f5 22. Bf4 Bd4 23. Nb5 Bxb2 24. Nxc7 e5 25. Bc1 Bxc1 26. Rxc1 Bb3 27. h3 Rf7 28. Nb5 f4 29. Nd6 Rd7 *", + "Moves": "c1c8 d7d8 c8d8", + "MovesSAN": "Rc8+ Rd8 Rxd8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "6R1/p3bp2/3p4/2pPk3/5p2/3Q1P2/1P1KNq2/r7 w - - 10 39", + "PGN": "1. d4 h6 2. c4 d6 3. e4 e6 4. Nc3 b6 5. Nf3 g5 6. Be2 Ne7 7. d5 e5 8. O-O Nd7 9. h3 Ng6 10. Nh2 Nf6 11. Ng4 Nf4 12. Bf3 h5 13. Ne3 g4 14. hxg4 hxg4 15. Nxg4 Nxg4 16. Bxg4 Qh4 17. f3 Qh2+ 18. Kf2 Qxg2+ 19. Ke1 Rh2 20. Bxf4 exf4 21. Bxc8 Rxc8 22. Qe2 Qg3+ 23. Rf2 Rh1+ 24. Kd2 Rxa1 25. Rg2 Qh3 26. e5 Kd7 27. c5 bxc5 28. Qb5+ Kd8 29. Rg8 Qh2+ 30. Ne2 Ke7 31. exd6+ cxd6 32. Qb7+ Kf6 33. Qxc8 Rxa2 34. Qd8+ Be7 35. Qb8 Qf2 36. Qb3 Ra1 37. Qc3+ Kf5 38. Qd3+ Ke5 *", + "Moves": "d3e4 e5f6 e4f4", + "MovesSAN": "Qe4+ Kf6 Qxf4#", + "Themes": "deflection endgame mate mateIn2 short" + }, + { + "FEN": "Rr1k4/1P1b4/Q1n4p/8/1q3ppN/6P1/1P4PP/4R2K b - - 0 38", + "PGN": "1. d4 e6 2. c4 d5 3. a3 dxc4 4. Nc3 Nf6 5. Bg5 a6 6. a4 Bb4 7. e3 h6 8. Bh4 g5 9. Bg3 Ne4 10. Qc2 Qd5 11. Nf3 Bd7 12. Be5 f6 13. Bxc7 Nc6 14. Be2 g4 15. Nh4 Qh5 16. Bg3 Nxg3 17. fxg3 O-O-O 18. O-O f5 19. Bxc4 Qg5 20. Qd3 Be7 21. d5 exd5 22. Nxd5 Bc5 23. a5 Ne5 24. Qc3 Nc6 25. Nb6+ Bxb6 26. axb6 Rhe8 27. Rfe1 f4 28. Bxa6 bxa6 29. Rxa6 Kb7 30. Qa3 Rb8 31. Ra1 Rxe3 32. Ra7+ Kc8 33. Qa6+ Kd8 34. Rd1 Re7 35. Ra8 Qc5+ 36. Kh1 Qb4 37. b7 Re1+ 38. Rxe1 *", + "Moves": "b4e1 a6f1 e1f1", + "MovesSAN": "Qxe1+ Qf1 Qxf1#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "1k3bnr/ppp2ppp/5q2/8/3p3P/2N2P1B/PPP1QP2/4K2R w K - 0 14", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. d4 Nc6 4. Nf3 Bg4 5. Be3 Bxf3 6. gxf3 O-O-O 7. Nc3 Qe6 8. h4 Qf6 9. Bh3+ Kb8 10. Qe2 Nxd4 11. Bxd4 Rxd4 12. Rd1 e5 13. Rxd4 exd4 *", + "Moves": "e2e8 f6d8 e8d8", + "MovesSAN": "Qe8+ Qd8 Qxd8#", + "Themes": "fork mate mateIn2 middlegame short" + }, + { + "FEN": "5r2/1R6/p5k1/1p1Bp1p1/1P2P3/P7/6PP/2n3K1 b - - 1 42", + "PGN": "1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 d6 5. Bd3 Nf6 6. Nge2 e5 7. Ng3 Be7 8. O-O O-O 9. f4 a6 10. f5 Nbd7 11. Nh5 b5 12. a3 Bb7 13. Bg5 Rc8 14. Qf3 Nc5 15. Bc2 Nxh5 16. Bxe7 Qxe7 17. Qxh5 f6 18. Rf3 Qf7 19. Qh4 g5 20. fxg6 hxg6 21. b4 Nd7 22. Raf1 Qh7 23. Qg4 Qh5 24. Qg3 Qg5 25. Qf2 Kg7 26. Rg3 Qf4 27. Qe1 Qh6 28. Rff3 g5 29. Bb1 Nb6 30. Rh3 Qg6 31. Nd5 Rfe8 32. Rxf6 Qxf6 33. Nxf6 Kxf6 34. Rh6+ Kg7 35. Rxd6 Nc4 36. Rd3 Rf8 37. Ba2 Nb2 38. Rd7+ Kg6 39. Rxb7 Nd3 40. Qd1 Rc1 41. Qxc1 Nxc1 42. Bd5 *", + "Moves": "c1e2 g1h1 f8f1", + "MovesSAN": "Ne2+ Kh1 Rf1#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "7k/6pp/p7/5r2/5P1P/2bnP3/2q3P1/1R3RK1 w - - 0 38", + "PGN": "1. d4 d5 2. Bf4 Nf6 3. Nf3 c5 4. e3 Bf5 5. c3 e6 6. Nbd2 Nc6 7. Bb5 Qb6 8. a4 Be7 9. Ne5 O-O 10. Qf3 a6 11. dxc5 Qxc5 12. Bxc6 bxc6 13. Nb3 Qb6 14. O-O Qxb3 15. Nxc6 Bc5 16. Be5 Bd3 17. Rfd1 Bc2 18. Rdc1 Ne4 19. Ne7+ Bxe7 20. Qg4 f6 21. Bxf6 Bxf6 22. Qxe6+ Kh8 23. f3 Nc5 24. Qg4 Qxb2 25. h3 Bxc3 26. h4 Nd3 27. Rf1 Ne5 28. Qe6 Qb7 29. Rac1 Qb3 30. f4 Bf5 31. Qd6 Nd3 32. Rb1 Qxa4 33. Qxd5 Be4 34. Qg5 Rf5 35. Qe7 Qc2 36. Qxe4 Raf8 37. Qxf5 Rxf5 *", + "Moves": "b1b8 f5f8 b8f8", + "MovesSAN": "Rb8+ Rf8 Rxf8#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "7k/3q2pp/2p2p2/1pPp1P2/pP1Bn3/P1P3QP/5RPK/4r3 w - - 4 32", + "PGN": "1. e4 e6 2. d4 d5 3. exd5 exd5 4. f4 Bd6 5. Nf3 Ne7 6. Bd3 Bf5 7. O-O O-O 8. c3 Nbc6 9. Be3 a6 10. Ne5 Bxd3 11. Qxd3 f6 12. Nxc6 Nxc6 13. Nd2 Qd7 14. f5 Ne7 15. Rae1 b5 16. Rf3 Rae8 17. Ref1 Kh8 18. Nb3 c6 19. Nc5 Bxc5 20. dxc5 Ng8 21. Bd4 Nh6 22. h3 a5 23. a3 Re4 24. b4 a4 25. Qd2 Rfe8 26. Qf2 Nf7 27. Qg3 Ng5 28. R3f2 Re2 29. Rxe2 Rxe2 30. Rf2 Re1+ 31. Kh2 Ne4 *", + "Moves": "g3b8 d7c8 b8c8", + "MovesSAN": "Qb8+ Qc8 Qxc8#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "7k/Qb4pp/1p2B3/2p2P2/3rq3/P7/1P4PP/6RK b - - 0 31", + "PGN": "1. d4 Nf6 2. Bf4 e6 3. e3 b6 4. c4 Bb7 5. a3 c5 6. Nf3 Be7 7. Nc3 O-O 8. d5 exd5 9. cxd5 d6 10. e4 Na6 11. e5 dxe5 12. Bxe5 Bd6 13. Bc4 Nc7 14. O-O Bxe5 15. Nxe5 Qd6 16. f4 Rad8 17. Qb3 Nfxd5 18. Nxd5 Nxd5 19. Rad1 f6 20. Ng4 Kh8 21. Ne3 Rd7 22. Nxd5 Rfd8 23. Nxf6 Qxd1 24. Nxd7 Qd4+ 25. Kh1 Rxd7 26. Be6 Qe4 27. Rg1 Re7 28. f5 Re8 29. Qb5 Rd8 30. Qa4 Rd4 31. Qxa7 *", + "Moves": "e4g2 g1g2 d4d1", + "MovesSAN": "Qxg2+ Rxg2 Rd1#", + "Themes": "endgame mate mateIn2 pin sacrifice short" + }, + { + "FEN": "8/1pp2p1p/5K1k/1n6/8/8/pr6/R7 w - - 2 51", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Bc4 d5 4. exd5 e4 5. Ne5 Qe7 6. d4 exd3 7. O-O dxc2 8. Qxc2 Qxe5 9. Nc3 Bd6 10. f4 Qd4+ 11. Kh1 Qxc4 12. Re1+ Kd8 13. b3 Qd4 14. Be3 Qb4 15. a3 Qa5 16. b4 Qa6 17. Bd4 Nbd7 18. b5 Qa5 19. Re2 Re8 20. Rxe8+ Kxe8 21. Re1+ Kf8 22. Qe2 Qxa3 23. g4 Nc5 24. g5 Bg4 25. Qg2 Nb3 26. gxf6 Nxd4 27. fxg7+ Kg8 28. Qxg4 Qxc3 29. Rf1 Qe3 30. h3 Re8 31. f5 Qe4+ 32. Qxe4 Rxe4 33. f6 Be5 34. Kg2 Nxb5 35. Rb1 a6 36. Rf1 Rd4 37. Re1 Rxd5 38. Rf1 Rd6 39. h4 Bxf6 40. Re1 Kxg7 41. Kf3 a5 42. h5 a4 43. Rg1+ Kh6 44. Kg4 Rd4+ 45. Kf5 Rd5+ 46. Kxf6 Rxh5 47. Rb1 a3 48. Ra1 Rh2 49. Rb1 a2 50. Ra1 Rb2 *", + "Moves": "a1h1 b2h2 h1h2", + "MovesSAN": "Rh1+ Rh2 Rxh2#", + "Themes": "endgame master mate mateIn2 short" + }, + { + "FEN": "rn1qkb1r/pp3ppp/4p3/2pp4/4nP2/1PN1PP2/PBPPB2P/R2QK2R b KQkq - 0 8", + "PGN": "1. f4 d5 2. e3 c5 3. b3 Nf6 4. Nf3 Bg4 5. Be2 e6 6. Bb2 Ne4 7. Nc3 Bxf3 8. gxf3 *", + "Moves": "d8h4 e1f1 h4f2", + "MovesSAN": "Qh4+ Kf1 Qf2#", + "Themes": "mate mateIn2 opening short" + }, + { + "FEN": "5r1k/pp1q1pRp/2r2Q2/8/3P2N1/8/Pn4PP/3R2K1 w - - 2 27", + "PGN": "1. d4 Nf6 2. Nf3 d5 3. c4 c6 4. Nc3 Bf5 5. e3 e6 6. Bd3 Bxd3 7. Qxd3 Be7 8. O-O O-O 9. Ne5 Nbd7 10. f4 g6 11. Rf3 dxc4 12. Qxc4 Nd5 13. e4 Nxc3 14. bxc3 Nb6 15. Qe2 c5 16. Bb2 cxd4 17. cxd4 Rc8 18. f5 exf5 19. exf5 Bf6 20. Rd1 Bg7 21. Ng4 gxf5 22. Rxf5 Qd7 23. Qf3 Nc4 24. Rg5 Kh8 25. Rxg7 Nxb2 26. Qf6 Rc6 *", + "Moves": "g7g8 h8g8 g4h6", + "MovesSAN": "Rg8+ Kxg8 Nh6#", + "Themes": "attraction doubleCheck mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "8/5k2/3p3p/p1p1nP2/1pP1PB1q/1P4b1/P3Q1P1/1B1R2K1 b - - 0 40", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Be7 5. Nbd2 O-O 6. O-O d6 7. c3 Bd7 8. Bb3 Na5 9. Bc2 c5 10. Re1 Qc7 11. Nf1 b5 12. Ng3 g6 13. h3 Kg7 14. Nh4 h6 15. b3 Nc6 16. Bb2 a5 17. Nf3 b4 18. c4 Qd8 19. Qd2 Nh7 20. Rad1 Ng5 21. Nh2 f6 22. f4 Ne6 23. f5 Ned4 24. fxg6 Kxg6 25. Bc1 Kf7 26. Bb1 Rg8 27. Qf2 f5 28. Nxf5 Bxf5 29. Rf1 Bh4 30. Qb2 Qf6 31. Ng4 Rxg4 32. hxg4 Bg3 33. Rxf5 Nxf5 34. exf5 Qh4 35. Be3 Rg8 36. Qe2 Rxg4 37. Qf3 e4 38. dxe4 Ne5 39. Qe2 Rf4 40. Bxf4 *", + "Moves": "h4h2 g1f1 h2h1", + "MovesSAN": "Qh2+ Kf1 Qh1#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "2k4r/pppb4/2n1pNp1/8/2B1q3/1P6/4nPPP/R2Q1R1K b - - 3 25", + "PGN": "1. e4 e6 2. Nf3 d5 3. e5 Nc6 4. d4 Bd7 5. b3 Qe7 6. Be2 O-O-O 7. O-O Nh6 8. c4 dxc4 9. Bxc4 Nf5 10. Nc3 g6 11. Bg5 Qb4 12. Bxd8 Qxc3 13. Rc1 Qb2 14. Bg5 Qxa2 15. Bf6 Bg7 16. Ra1 Qb2 17. Bxg7 Nxg7 18. Ng5 Nf5 19. Nxf7 Rf8 20. Ng5 Nfxd4 21. Nxh7 Rh8 22. Nf6 Ne2+ 23. Kh1 Qxe5 24. Ng4 Qe4 25. Nf6 *", + "Moves": "h8h2 h1h2 e4h4", + "MovesSAN": "Rxh2+ Kxh2 Qh4#", + "Themes": "anastasiaMate attraction kingsideAttack mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "5R2/1kp4p/2N5/pp1P4/2P3p1/P6r/KP6/4q3 w - - 0 40", + "PGN": "1. e4 d5 2. Nf3 dxe4 3. Ng5 Nf6 4. Nc3 Bf5 5. Qe2 Nc6 6. Ngxe4 Nxe4 7. Nxe4 Nd4 8. Ng3 Nxe2 9. Bxe2 Bg6 10. d3 e6 11. Be3 Bd6 12. O-O-O Qe7 13. Kb1 O-O-O 14. Rd2 Kb8 15. Rhd1 Bb4 16. c3 Bc5 17. Ka1 Bxe3 18. fxe3 e5 19. Bf3 f5 20. d4 f4 21. exf4 exf4 22. Ne2 Qf6 23. Nc1 Rhe8 24. Nb3 b6 25. h3 a5 26. Nc1 Re3 27. a3 Bf5 28. Nb3 Bxh3 29. gxh3 Rxf3 30. d5 Rxh3 31. Nd4 Kb7 32. c4 f3 33. Rf2 g5 34. Nc6 Re8 35. Rdf1 g4 36. Ka2 Re2 37. Rxe2 fxe2 38. Rxf6 e1=Q 39. Rf8 b5 *", + "Moves": "f8b8 b7a6 c4b5", + "MovesSAN": "Rb8+ Ka6 cxb5#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "8/8/5R2/8/5b2/5kpp/8/7K b - - 0 63", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O b5 6. Bb3 Bc5 7. c3 d6 8. d4 Bb6 9. Re1 O-O 10. Nbd2 exd4 11. cxd4 Nxd4 12. Nxd4 Bxd4 13. Nf3 Bb6 14. Bg5 Bg4 15. Qd3 Qe7 16. e5 dxe5 17. Rxe5 Rad8 18. Rxe7 Rxd3 19. Bxf6 Bxf3 20. Bc3 Bd5 21. Bc2 Rxc3 22. bxc3 Be6 23. Bb3 Bxb3 24. axb3 Rd8 25. g3 Kf8 26. Ree1 Rd2 27. Rf1 Rc2 28. Rac1 Rb2 29. b4 c5 30. bxc5 Bxc5 31. c4 b4 32. Ra1 Rc2 33. Rxa6 Rxc4 34. Ra8+ Ke7 35. Re1+ Kf6 36. Ra6+ Kf5 37. Ra8 Rc2 38. Rf1 b3 39. Rb8 b2 40. Kg2 g5 41. Rb5 Kg6 42. h4 g4 43. Rb7 h5 44. Kh1 Rxf2 45. Rxf2 Bxf2 46. Rxb2 Bxg3 47. Rb6+ f6 48. Kg2 Bxh4 49. Rb8 Bg5 50. Rg8+ Kf5 51. Ra8 Bf4 52. Rh8 Kg6 53. Rg8+ Kh7 54. Ra8 Be5 55. Ra7+ Kg6 56. Ra8 h4 57. Rg8+ Kf5 58. Rh8 h3+ 59. Kh1 Ke4 60. Rg8 Kf3 61. Ra8 Bf4 62. Rf8 g3 63. Rxf6 *", + "Moves": "g3g2 h1g1 h3h2", + "MovesSAN": "g2+ Kg1 h2#", + "Themes": "advancedPawn endgame mate mateIn2 short" + }, + { + "FEN": "r1b3kr/ppp3pp/6n1/b2q2N1/3P4/B1P5/P4PPP/R3R1K1 w - - 0 16", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. cxd4 Bb4+ 7. Nc3 Nxe4 8. O-O Nxc3 9. Re1+ Ne7 10. Bxf7+ Kxf7 11. Ng5+ Kg8 12. bxc3 Ba5 13. Qb3+ d5 14. Ba3 Ng6 15. Qxd5+ Qxd5 *", + "Moves": "e1e8 g6f8 e8f8", + "MovesSAN": "Re8+ Nf8 Rxf8#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "3r1b1r/2pk2pp/2qp1p2/8/Q7/1P3PP1/P1P2P1P/R3R1K1 w - - 5 19", + "PGN": "1. g3 e5 2. Bh3 d6 3. Bxc8 Qxc8 4. d4 Nc6 5. dxe5 Nxe5 6. Nf3 Nxf3+ 7. exf3 Qe6+ 8. Be3 O-O-O 9. O-O Nf6 10. Bxa7 b6 11. Re1 Qd5 12. Nc3 Qa5 13. Bxb6 Qxb6 14. Nd5 Nxd5 15. Qxd5 f6 16. b3 Qc5 17. Qa8+ Kd7 18. Qa4+ Qc6 *", + "Moves": "a4g4 f6f5 g4f5", + "MovesSAN": "Qg4+ f5 Qxf5#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "rnbQ4/pp4kp/5pp1/2n5/1P3P2/8/PBP1q1PP/R3b2K w - - 0 19", + "PGN": "1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. e5 Nfd7 7. Be2 c5 8. exd6 cxd4 9. dxe7 Qxe7 10. Nxd4 Nc5 11. O-O Rd8 12. Re1 Bxd4+ 13. Kh1 Bf2 14. Nd5 Rxd5 15. Qxd5 Bxe1 16. b4 Qxe2 17. Qd8+ Kg7 18. Bb2+ f6 *", + "Moves": "d8f6 g7g8 f6g7", + "MovesSAN": "Qxf6+ Kg8 Qg7#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "1k2r2r/1ppPqp1p/p1p3p1/8/6Q1/1PN5/1PP2PPP/R3R1K1 b - - 0 19", + "PGN": "1. e4 e5 2. d4 exd4 3. Nf3 Nc6 4. Bb5 a6 5. Bxc6 dxc6 6. Nxd4 Nf6 7. e5 Nd5 8. O-O Bc5 9. Nb3 Bb6 10. Be3 Be6 11. Bxb6 Nxb6 12. Qh5 Qe7 13. Rd1 Bxb3 14. axb3 Nd7 15. Nc3 O-O-O 16. Re1 g6 17. Qg4 Kb8 18. e6 Rde8 19. exd7 *", + "Moves": "e7e1 a1e1 e8e1", + "MovesSAN": "Qxe1+ Rxe1 Rxe1#", + "Themes": "backRankMate mate mateIn2 middlegame short" + }, + { + "FEN": "8/pR5p/6pk/1p6/r4PP1/7P/8/6K1 w - - 1 40", + "PGN": "1. e4 c5 2. d4 cxd4 3. Qxd4 Nc6 4. Qd1 Nf6 5. Nc3 g6 6. Nf3 Bg7 7. Bd3 O-O 8. a3 d6 9. O-O Bg4 10. h3 Bxf3 11. Qxf3 Nd4 12. Qd1 e5 13. Be3 Nh5 14. Nb5 Nf4 15. Nxd4 Nxd3 16. Qxd3 exd4 17. Bxd4 Qa5 18. Bxg7 Kxg7 19. Qxd6 Rad8 20. Qb4 Qc7 21. Qc3+ Qxc3 22. bxc3 Rd2 23. Rac1 Rc8 24. Rb1 b6 25. Rfd1 Rxc2 26. Rd7 Ra8 27. e5 Rxc3 28. e6 Kf6 29. exf7 Rxa3 30. Rbd1 Rf8 31. R1d6+ Kg7 32. Rc6 Rxf7 33. Rxf7+ Kxf7 34. Rc7+ Kg8 35. Rc8+ Kg7 36. Rc7+ Kh6 37. Rb7 Ra5 38. g4 b5 39. f4 Ra4 *", + "Moves": "g4g5 h6h5 b7h7", + "MovesSAN": "g5+ Kh5 Rxh7#", + "Themes": "deflection endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "6rk/p1p2R1p/2pp4/5Q2/3P3P/1P2qR2/P6K/8 b - - 0 33", + "PGN": "1. e4 e5 2. f4 exf4 3. Bc4 g5 4. h4 g4 5. d4 d6 6. Bxf4 Bg7 7. Ne2 Nf6 8. Nbc3 Nh5 9. g3 Nc6 10. Bd5 O-O 11. Bxc6 bxc6 12. O-O Ba6 13. Rf2 Rb8 14. b3 Qe7 15. Qd2 Rfe8 16. Bh6 Bxe2 17. Bxg7 Kxg7 18. Qxe2 Nxg3 19. Qxg4+ Kh8 20. Kh2 Rg8 21. Qh3 Nxe4 22. Nxe4 Qxe4 23. Rxf7 Qxc2+ 24. Kh1 Qe4+ 25. Kh2 Rbe8 26. Raf1 Qg6 27. Qf3 Re4 28. Kh3 Qe6+ 29. Qf5 Re3+ 30. Kh2 Re2+ 31. Kh3 Qe3+ 32. Rf3 Rh2+ 33. Kxh2 *", + "Moves": "e3g1 h2h3 g1h1", + "MovesSAN": "Qg1+ Kh3 Qh1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "4r3/7p/1kp2p2/N1Rp3b/1P6/P7/4rPPP/R5K1 b - - 8 31", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d4 exd4 5. e5 Qe7 6. Qe2 d5 7. Bb5 Nd7 8. Bg5 f6 9. exf6 Qxe2+ 10. Bxe2 Nxf6 11. Bxf6 gxf6 12. O-O Be6 13. Bb5 O-O-O 14. Bxc6 bxc6 15. Nxd4 Bf5 16. Nxc6 Re8 17. Nxa7+ Kb7 18. Nb5 c6 19. Nd4 Bg6 20. Nc3 Bc5 21. Nf3 Bxc2 22. Rac1 Bg6 23. Na4 Ba7 24. a3 Re4 25. Nc5+ Bxc5 26. Rxc5 Kb6 27. b4 Ra8 28. Ra1 Bh5 29. Nd2 Re2 30. Nb3 Rae8 31. Na5 *", + "Moves": "e2e1 a1e1 e8e1", + "MovesSAN": "Re1+ Rxe1 Rxe1#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "5k2/5p1p/p4Pp1/4P3/3q4/7P/1P4QK/8 w - - 0 43", + "PGN": "1. e4 c5 2. c3 g6 3. d4 cxd4 4. cxd4 Bg7 5. Nc3 e6 6. Bc4 Ne7 7. f4 b6 8. Nf3 Bb7 9. O-O O-O 10. e5 d5 11. Bd3 Nbc6 12. Be3 Nb4 13. a3 Nxd3 14. Qxd3 Rc8 15. Qe2 Nf5 16. Qf2 Qd7 17. g4 Nxe3 18. Qxe3 Ba6 19. Rf2 Rc7 20. Rg2 Rfc8 21. Nh4 Rc4 22. f5 exf5 23. gxf5 R4c7 24. f6 Bf8 25. Re1 Qe6 26. Qf4 Bd3 27. Rg3 Be4 28. Nxe4 dxe4 29. Nf5 Rc1 30. Rxc1 Rxc1+ 31. Qxc1 Qxf5 32. Qe3 a6 33. Rg5 Qc8 34. Rg2 Qc4 35. h3 b5 36. Qxe4 Qc1+ 37. Kh2 b4 38. axb4 Qc4 39. Rc2 Qxb4 40. Rc8 Qd2+ 41. Qg2 Qxd4 42. Rxf8+ Kxf8 *", + "Moves": "g2a8 d4d8 a8d8", + "MovesSAN": "Qa8+ Qd8 Qxd8#", + "Themes": "endgame mate mateIn2 queenEndgame short" + }, + { + "FEN": "8/5pk1/7p/4Pp2/5R2/r1nR3P/5PP1/5K2 b - - 5 42", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 4. O-O Bd7 5. c3 Nf6 6. Re1 Be7 7. h3 O-O 8. d4 exd4 9. cxd4 a6 10. Ba4 b5 11. Bb3 Na5 12. Bc2 c5 13. e5 dxe5 14. dxe5 Ne8 15. Qd3 g6 16. Bh6 Bf5 17. Qxd8 Bxd8 18. Bxf5 gxf5 19. Bxf8 Kxf8 20. Nc3 Nc4 21. b3 Na3 22. Rac1 Be7 23. Nd5 Rc8 24. Nxe7 Kxe7 25. Ng5 h6 26. Nh7 Nc7 27. Nf6 Ne6 28. Red1 Kf8 29. Rd6 a5 30. Ra6 c4 31. Rxa5 b4 32. Nd5 Nd4 33. Kf1 Nac2 34. bxc4 Rxc4 35. Ra8+ Kg7 36. Rd1 Rc5 37. Rd8 Ra5 38. Nxb4 Nxb4 39. R1xd4 Nxa2 40. R8d5 Ra3 41. Rf4 Nc3 42. Rd3 *", + "Moves": "a3a1 d3d1 a1d1", + "MovesSAN": "Ra1+ Rd1 Rxd1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "1k2r3/5R2/2R5/2B5/2p5/1qP5/p5P1/6K1 w - - 4 38", + "PGN": "1. e4 e6 2. Nc3 c5 3. d4 d5 4. e5 cxd4 5. Qxd4 Nc6 6. Qa4 Bd7 7. Qb3 Na5 8. Qa4 Bxa4 9. Nxa4 Nc4 10. Bxc4 dxc4 11. Be3 Qa5+ 12. Nc3 Bb4 13. Ne2 Ne7 14. O-O Bxc3 15. Nxc3 Nd5 16. Nxd5 exd5 17. f4 O-O 18. f5 Rfe8 19. Bd4 Qd2 20. c3 b5 21. f6 g6 22. h4 b4 23. h5 Qxb2 24. Rab1 Qxa2 25. Rxb4 a5 26. Rb5 a4 27. Rxd5 a3 28. hxg6 hxg6 29. Rd6 Qb3 30. e6 fxe6 31. f7+ Kf8 32. fxe8=Q+ Kxe8 33. Rxe6+ Kd7 34. Rxg6 Re8 35. Bc5 a2 36. Rf7+ Kc8 37. Rc6+ Kb8 *", + "Moves": "c5d6 b8a8 c6a6", + "MovesSAN": "Bd6+ Ka8 Ra6#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "2r1k3/5p1p/p4P2/1p2pP2/2r1b3/1p1R4/1P2Q2P/K4R2 b - - 2 31", + "PGN": "1. e4 e6 2. f4 d5 3. Nf3 dxe4 4. Ne5 Nf6 5. Nc3 b6 6. Bb5+ Nbd7 7. Nc6 Bc5 8. Nxd8 Kxd8 9. Qe2 Bb7 10. d3 exd3 11. cxd3 Ke7 12. Be3 Bd6 13. g3 Rhd8 14. Rf1 Nc5 15. O-O-O a6 16. Bc4 b5 17. Bb3 c6 18. Ne4 Nxb3+ 19. axb3 c5 20. Nxf6 gxf6 21. f5 e5 22. b4 cxb4 23. Bc5 Rac8 24. d4 Bxc5 25. dxc5 Rxc5+ 26. Kb1 Rdc8 27. g4 Rc4 28. g5 Be4+ 29. Ka1 b3 30. gxf6+ Ke8 31. Rd3 *", + "Moves": "c4c1 f1c1 c8c1", + "MovesSAN": "Rc1+ Rxc1 Rxc1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "6k1/5p2/R4P2/p1p3N1/1p1b1KP1/8/P1P1r3/8 w - - 3 34", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. g3 Bg7 7. Bg2 O-O 8. O-O Nbd7 9. Nde2 a6 10. h3 Re8 11. Be3 Rb8 12. f4 b5 13. Rb1 Bb7 14. g4 Nc5 15. Ng3 b4 16. Nd5 Nxd5 17. exd5 e6 18. dxe6 Rxe6 19. Bxc5 Bxg2 20. Kxg2 dxc5 21. Qxd8+ Rxd8 22. Rbd1 Rxd1 23. Rxd1 Bxb2 24. f5 Re8 25. Rd6 Ra8 26. f6 Bd4 27. Ne4 Re8 28. Kf3 a5 29. Ra6 h6 30. h4 g5 31. hxg5 hxg5 32. Nxg5 Re3+ 33. Kf4 Re2 *", + "Moves": "a6a8 e2e8 a8e8", + "MovesSAN": "Ra8+ Re8 Rxe8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "7k/2q3bp/p2pQ1p1/1p1P4/3p4/P6P/6P1/5N1K w - - 0 39", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. c3 d6 4. d4 cxd4 5. cxd4 Bg4 6. Be3 Nf6 7. Nc3 g6 8. h3 Bxf3 9. Qxf3 Bg7 10. Be2 O-O 11. O-O a6 12. a3 e5 13. d5 Nd4 14. Bxd4 exd4 15. Nd1 Re8 16. Bd3 Rc8 17. Re1 Nd7 18. Qg3 Ne5 19. f4 Nxd3 20. Qxd3 Qh4 21. Rf1 b5 22. Nf2 Qxf4 23. Rae1 Qe5 24. Ng4 Qe7 25. Rf2 f5 26. Nh2 fxe4 27. Qb3 e3 28. Rf3 Rc5 29. Ng4 Rec8 30. Nxe3 Rc1 31. Rxc1 Rxc1+ 32. Nf1 Qe2 33. Qd3 Qxb2 34. Kh1 Qc3 35. Qe4 Qc8 36. Qe6+ Kh8 37. Rf7 Rc7 38. Rxc7 Qxc7 *", + "Moves": "e6e8 g7f8 e8f8", + "MovesSAN": "Qe8+ Bf8 Qxf8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "7k/p1pb2R1/2p4B/2P1pr2/2Np4/8/5qPP/Q6K b - - 0 30", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d4 exd4 5. e5 Ne4 6. Bb5 d5 7. Nxd4 Bd7 8. Bxc6 bxc6 9. O-O Bc5 10. f3 Ng5 11. Be3 Ne6 12. c3 Rb8 13. Qc1 Qh4 14. f4 O-O 15. Rf3 f6 16. Rh3 Qg4 17. Rg3 Qh5 18. f5 Nxd4 19. cxd4 fxe5 20. dxc5 d4 21. Rg5 Qe2 22. Bd2 h6 23. Rg3 Rxf5 24. Na3 Qf2+ 25. Kh1 Rxb2 26. Nc4 Rc2 27. Qb1 Rxa2 28. Bxh6 Rxa1 29. Rxg7+ Kh8 30. Qxa1 *", + "Moves": "f2f1 a1f1 f5f1", + "MovesSAN": "Qf1+ Qxf1 Rxf1#", + "Themes": "backRankMate fork mate mateIn2 middlegame short" + }, + { + "FEN": "3r1k2/ppq3p1/4PpQp/2p1r3/2P2n2/4P3/P4PPP/3R1RK1 w - - 0 26", + "PGN": "1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. cxd5 Nxd5 5. Bg5 Nxc3 6. bxc3 Qa5 7. Qd2 h6 8. Bh4 Bf5 9. Nf3 Nd7 10. e3 e6 11. Bd3 Bxd3 12. Qxd3 c5 13. O-O Be7 14. Bxe7 Kxe7 15. Rab1 Qc7 16. d5 Rhd8 17. dxe6 Nb6 18. Qf5 f6 19. Nh4 Rd5 20. Ng6+ Ke8 21. Qe4 Rad8 22. Nf4 Re5 23. Qg6+ Kf8 24. Rbd1 Nd5 25. c4 Nxf4 *", + "Moves": "d1d8 c7d8 g6f7", + "MovesSAN": "Rxd8+ Qxd8 Qf7#", + "Themes": "master masterVsMaster mate mateIn2 middlegame short" + }, + { + "FEN": "3r2k1/5pb1/p3b2p/1pBq2p1/8/6Q1/5PPP/2RR2K1 b - - 7 28", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. Bb5 Nd4 4. Nxd4 cxd4 5. c3 a6 6. Ba4 e5 7. cxd4 exd4 8. d3 Nf6 9. Bg5 h6 10. Bh4 g5 11. Bg3 Bg7 12. Be5 O-O 13. Bxd4 b5 14. Bb3 d5 15. e5 Ng4 16. Bc5 Re8 17. d4 Nxe5 18. dxe5 Bxe5 19. O-O Bxb2 20. Bxd5 Be6 21. Bxa8 Qxa8 22. Nc3 Bxc3 23. Rc1 Bg7 24. Re1 Bxa2 25. Qd7 Be6 26. Qd6 Rd8 27. Qg3 Qd5 28. Red1 *", + "Moves": "d5d1 c1d1 d8d1", + "MovesSAN": "Qxd1+ Rxd1 Rxd1#", + "Themes": "backRankMate mate mateIn2 middlegame short" + }, + { + "FEN": "5rk1/p1p4p/3p2p1/2pPp2q/P1P5/5r1P/1P4B1/R3Q1RK b - - 1 31", + "PGN": "1. e4 Nc6 2. d4 e5 3. d5 Nce7 4. Nf3 Ng6 5. Nc3 Nf6 6. Be3 Be7 7. Bd3 b6 8. O-O Bc5 9. Bxc5 bxc5 10. h3 d6 11. Bb5+ Bd7 12. Bd3 O-O 13. Nh2 Nf4 14. Ne2 N6h5 15. Ng4 Nxe2+ 16. Qxe2 Nf4 17. Qf3 Qg5 18. Kh1 f5 19. Ne3 fxe4 20. Qxe4 g6 21. Rg1 Rf7 22. c4 Raf8 23. f3 Qh4 24. Bf1 Bf5 25. Nxf5 Rxf5 26. a4 Qg3 27. Qe1 Qg5 28. g3 Nh5 29. g4 Rxf3 30. gxh5 Qxh5 31. Bg2 *", + "Moves": "f3h3 g2h3 h5h3", + "MovesSAN": "Rxh3+ Bxh3 Qxh3#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "r3kb1r/pp3p1p/5p2/4p3/3N4/1Pq5/2B1QPPP/2KR3R b kq - 1 16", + "PGN": "1. e4 e6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Nxf6+ gxf6 6. Bd3 c5 7. Be3 cxd4 8. Bxd4 e5 9. Bc3 Nc6 10. Qe2 Be6 11. O-O-O Qc7 12. Nf3 Bxa2 13. b3 Bxb3 14. cxb3 Nd4 15. Nxd4 Qxc3+ 16. Bc2 *", + "Moves": "f8a3 c1b1 c3b2", + "MovesSAN": "Ba3+ Kb1 Qb2#", + "Themes": "mate mateIn2 middlegame queensideAttack short" + }, + { + "FEN": "4R3/5Qpk/5nNp/8/8/6q1/PPP5/1K6 b - - 0 34", + "PGN": "1. e4 e5 2. Nc3 d6 3. Nf3 Nf6 4. d4 exd4 5. Nxd4 Be7 6. Bc4 c5 7. Nf5 Bxf5 8. exf5 O-O 9. Bf4 Qd7 10. Qf3 Nc6 11. O-O-O Qxf5 12. Rhe1 Nd4 13. Qxb7 Rab8 14. Qxe7 Qxf4+ 15. Kb1 Rbe8 16. Qxa7 Rxe1 17. Rxe1 Qxf2 18. Rc1 Qxg2 19. Qe7 Qxh2 20. Nb5 h6 21. Nxd6 Ne6 22. Bxe6 fxe6 23. Qxe6+ Kh7 24. Qf5+ Kg8 25. Qxc5 Qg3 26. Rg1 Qf3 27. Nf5 Ng4 28. Ne7+ Kh7 29. Re1 Re8 30. Qg1 Nf6 31. Qg6+ Kh8 32. Qf7 Qg3 33. Ng6+ Kh7 34. Rxe8 *", + "Moves": "g3g1 e8e1 g1e1", + "MovesSAN": "Qg1+ Re1 Qxe1#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "rn5R/1p6/2p4R/p2p2kN/3b4/2P5/PqB3K1/8 w - - 2 40", + "PGN": "1. d4 d5 2. Bf4 c6 3. f3 e6 4. e4 f6 5. e5 fxe5 6. dxe5 Bb4+ 7. c3 Bc5 8. Bd3 Nf6 9. g4 Nfd7 10. Nd2 O-O 11. Nb3 Rxf4 12. h4 Rf7 13. Qd2 Qb6 14. Nd4 Nf8 15. Nh3 Ng6 16. h5 Nh4 17. Ng5 Re7 18. Bxh7+ Kh8 19. Qf4 Ng2+ 20. Kf2 Nxf4 21. h6 gxh6 22. Rxh6 Nd3+ 23. Kg3 Rg7 24. Bxd3+ Kg8 25. Rah1 Rxg5 26. Rh8+ Kf7 27. R1h7+ Rg7 28. Rh6 Ke7 29. Bg6 Bd7 30. f4 a5 31. f5 exf5 32. gxf5 Bxf5 33. Nxf5+ Ke6 34. Nxg7+ Kxe5 35. Re8+ Kf6 36. Nh5+ Kg5 37. Reh8 Bf2+ 38. Kg2 Qxb2 39. Bc2 Bd4 *", + "Moves": "h6g6 g5h4 h5f6", + "MovesSAN": "Rg6+ Kh4 Nf6#", + "Themes": "discoveredAttack mate mateIn2 middlegame short" + }, + { + "FEN": "r5k1/p3bpp1/8/2p5/N3Q1nP/PPB3Pq/5P2/3R2K1 b - - 6 35", + "PGN": "1. d4 d5 2. c4 e6 3. Nc3 c5 4. cxd5 exd5 5. Nf3 cxd4 6. Nxd4 Bb4 7. Bd2 Nf6 8. a3 Bc5 9. e3 O-O 10. Bd3 Nc6 11. Nxc6 bxc6 12. O-O Ng4 13. Qc2 Qd6 14. g3 Qh6 15. h4 Qf6 16. Bxh7+ Kh8 17. Bd3 Re8 18. Na4 Bd6 19. Bc3 Qe7 20. Rae1 Qc7 21. Kg2 Bb7 22. Bf5 Nh6 23. Bh3 d4 24. exd4 c5+ 25. d5 Bxd5+ 26. Kg1 Kg8 27. Rd1 Qb7 28. Rxd5 Qxd5 29. Bg2 Qc4 30. Bxa8 Rxa8 31. Rd1 Be7 32. b3 Qg4 33. Kf1 Qh3+ 34. Kg1 Ng4 35. Qe4 *", + "Moves": "h3h2 g1f1 h2f2", + "MovesSAN": "Qh2+ Kf1 Qxf2#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "6k1/pR4pp/2p2np1/6N1/8/3nb1P1/r4P1P/3N2K1 w - - 0 27", + "PGN": "1. d4 d5 2. c4 e6 3. cxd5 exd5 4. Nc3 Nf6 5. e3 Bf5 6. Bd3 Bg6 7. Nf3 Bd6 8. O-O Nbd7 9. Re1 c6 10. e4 dxe4 11. Bxe4 O-O 12. Bxg6 fxg6 13. Qd3 Bc7 14. Ng5 Ne5 15. Qh3 Qxd4 16. Be3 Qg4 17. Rad1 Qxh3 18. Nxh3 Nc4 19. Bg5 Nxb2 20. Rd7 Bb6 21. Rxb7 Rfe8 22. Rxe8+ Rxe8 23. g3 Nd3 24. Nd1 Re2 25. Be3 Rxa2 26. Ng5 Bxe3 *", + "Moves": "b7b8 f6e8 b8e8", + "MovesSAN": "Rb8+ Ne8 Rxe8#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "2r2k2/4q2p/1Q4p1/p2P1p2/8/3R4/PP3PPP/2rR2K1 b - - 0 28", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd8 4. Nf3 e6 5. d4 Nf6 6. Bg5 Be7 7. Bd3 O-O 8. O-O b6 9. Re1 Bb7 10. Qe2 Nbd7 11. Rad1 c6 12. Ne5 Nd5 13. Bxe7 Qxe7 14. Nxd5 cxd5 15. Nxd7 Qxd7 16. Qh5 g6 17. Qh6 a5 18. Re3 Rfc8 19. Rg3 f5 20. Rh3 Qg7 21. Qf4 Ba6 22. Qd6 Bxd3 23. Qxe6+ Kf8 24. Rhxd3 Rxc2 25. Qxd5 Rac8 26. Qd6+ Qe7 27. Qxb6 Rc1 28. d5 *", + "Moves": "e7e1 d1e1 c1e1", + "MovesSAN": "Qe1+ Rxe1 Rxe1#", + "Themes": "backRankMate endgame mate mateIn2 sacrifice short xRayAttack" + }, + { + "FEN": "r5k1/1p1Q2p1/p3pr1p/4R3/8/1B6/PPP2qPP/R6K b - - 1 21", + "PGN": "1. e4 Nc6 2. Nf3 d6 3. d4 Bg4 4. Bb5 a6 5. Ba4 Bd7 6. O-O Nf6 7. e5 Nd5 8. exd6 cxd6 9. Bb3 Nf6 10. Re1 e6 11. d5 Ne5 12. dxe6 fxe6 13. Bg5 Be7 14. Nxe5 dxe5 15. Rxe5 O-O 16. Nc3 Qb6 17. Ne4 h6 18. Nxf6+ Bxf6 19. Bxf6 Rxf6 20. Qxd7 Qxf2+ 21. Kh1 *", + "Moves": "f2f1 a1f1 f6f1", + "MovesSAN": "Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "4N1rk/pp3Q1p/6r1/2b1p3/3n2P1/1B1P4/PPP2P2/R4RK1 b - - 0 22", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 Nf6 5. O-O d6 6. h3 O-O 7. Nc3 Ne7 8. Bg5 c6 9. Bxf6 gxf6 10. Nh2 d5 11. exd5 cxd5 12. Bb3 Be6 13. Ng4 Kh8 14. Nxf6 Nf5 15. Ncxd5 Bxd5 16. Nxd5 Rg8 17. Qf3 Qg5 18. g4 Rg6 19. Nc7 Nd4 20. Qxf7 Rag8 21. Ne8 Qxg4+ 22. hxg4 *", + "Moves": "g6g4 g1h1 g4h4", + "MovesSAN": "Rxg4+ Kh1 Rh4#", + "Themes": "kingsideAttack master mate mateIn2 middlegame short" + }, + { + "FEN": "8/p1R3pk/5p1p/4pP2/4NnP1/r6P/8/3K4 w - - 19 58", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. a3 Bb7 5. Nc3 d5 6. cxd5 Nxd5 7. Qc2 Be7 8. e4 Nxc3 9. bxc3 Nd7 10. Bd3 c5 11. O-O O-O 12. Qe2 Qc7 13. h3 Nf6 14. a4 Rfd8 15. Bb2 Nh5 16. g3 Nf6 17. Ne5 Nd7 18. f4 Rac8 19. Kh2 f6 20. Nf3 Nf8 21. Rac1 Qd7 22. Bc4 Kh8 23. Ra1 cxd4 24. cxd4 Bxe4 25. Bb5 Bc6 26. Bd3 Bxa4 27. Nh4 b5 28. f5 e5 29. Nf3 Bc5 30. Rxa4 bxa4 31. Bb5 Qb7 32. Ba6 Qb4 33. Bxc8 Rxc8 34. dxc5 Rxc5 35. Ra1 Qb3 36. Ne1 h6 37. Ra3 Qb5 38. Qxb5 Rxb5 39. Bc1 Rb1 40. Rc3 Nd7 41. Nd3 Nb6 42. Kg2 Nd5 43. Rc8+ Kh7 44. Rc5 Nb6 45. Kf3 a3 46. Bxa3 Rb3 47. Ke4 Rxa3 48. g4 Ra4+ 49. Ke3 Rd4 50. Nf2 Nd5+ 51. Ke2 Nf4+ 52. Ke1 Ra4 53. Rc7 Ra1+ 54. Kd2 Ra2+ 55. Ke1 Ra3 56. Ne4 Ng2+ 57. Kd1 Nf4 *", + "Moves": "e4f6 h7h8 c7c8", + "MovesSAN": "Nxf6+ Kh8 Rc8#", + "Themes": "endgame master mate mateIn2 pin short" + }, + { + "FEN": "2r3k1/p1Q2pp1/1n2p2p/8/5nq1/P2B1N2/1P2PP2/2R1K3 w - - 2 29", + "PGN": "1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. g3 Bb4+ 5. Bd2 Bxd2+ 6. Nbxd2 O-O 7. Bg2 Nc6 8. O-O b6 9. Rc1 Bb7 10. Qa4 dxc4 11. Rxc4 Ne7 12. Qc2 Rc8 13. Rc1 c6 14. Ne5 b5 15. Rc5 Ned5 16. a3 Nb6 17. Nxc6 Bxc6 18. Rxc6 Rxc6 19. Bxc6 Qxd4 20. Bxb5 Rd8 21. Nf3 Qg4 22. Kg2 h6 23. h3 Qh5 24. Bd3 Nfd5 25. g4 Nf4+ 26. Kf1 Qxh3+ 27. Ke1 Qxg4 28. Qc7 Rc8 *", + "Moves": "c7c8 b6c8 c1c8", + "MovesSAN": "Qxc8+ Nxc8 Rxc8#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "2b2rk1/Q4ppp/8/4B3/4q3/P7/4RPPP/1R4K1 b - - 0 26", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nxc6 bxc6 6. Bc4 Nf6 7. Bg5 Qa5+ 8. Bd2 Qb6 9. Nc3 Qxb2 10. O-O Bb4 11. Rb1 Qa3 12. Rb3 Qa5 13. Qf3 O-O 14. a3 Bxc3 15. Bxc3 Qc7 16. Rbb1 d5 17. exd5 cxd5 18. Bxd5 Nxd5 19. Qxd5 Ba6 20. Bxe5 Qxc2 21. Rfe1 Rad8 22. Qa5 Bc8 23. Qxa7 Rd2 24. Rb2 Qe4 25. Rbb1 Re2 26. Rxe2 *", + "Moves": "e4b1 e2e1 b1e1", + "MovesSAN": "Qxb1+ Re1 Qxe1#", + "Themes": "hangingPiece mate mateIn2 middlegame short" + }, + { + "FEN": "3k4/1R6/1n4B1/4p1P1/1b2P3/p2K1P2/Pr6/2N5 b - - 4 45", + "PGN": "1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 e5 6. d5 O-O 7. Bg5 h6 8. Be3 a5 9. Qd2 Kh7 10. Nge2 c6 11. g4 cxd5 12. cxd5 h5 13. h3 h4 14. Bg5 Qb6 15. Bxh4 Na6 16. Bf2 Qc7 17. Ng3 Nc5 18. h4 Rh8 19. h5 Kg8 20. hxg6 fxg6 21. Rxh8+ Kxh8 22. Be2 Kh7 23. O-O-O a4 24. Rh1+ Kg8 25. Kb1 Bd7 26. Be3 b5 27. Nxb5 Bxb5 28. Bxb5 Rb8 29. Bc4 Qb7 30. Bxc5 dxc5 31. d6+ Kf8 32. g5 Nd7 33. Rh2 Qb4 34. Qxb4 Rxb4 35. Be6 Nb6 36. Ne2 a3 37. b3 c4 38. Kc2 cxb3+ 39. Bxb3 Ke8 40. Rh7 Bf8 41. Nc1 Bxd6 42. Bf7+ Kd8 43. Bxg6 Rb2+ 44. Kd3 Bb4 45. Rb7 *", + "Moves": "b2d2 d3e3 b6c4", + "MovesSAN": "Rd2+ Ke3 Nc4#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "8/R4ppk/1P5p/P1brp3/8/5PP1/1r1BR2P/4K3 b - - 0 35", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bc4 e6 7. O-O Be7 8. Re1 O-O 9. Bb3 Nc6 10. Be3 Bd7 11. Qd2 Rc8 12. Rad1 h6 13. f3 e5 14. Nxc6 Bxc6 15. Nd5 Nxd5 16. Bxd5 Bxd5 17. Qxd5 Rxc2 18. Qxb7 a5 19. Rd5 Rc7 20. Qa6 Qa8 21. Rxa5 Qxa6 22. Rxa6 Rb8 23. b3 Rc2 24. Kf1 Rbc8 25. Re2 R2c3 26. Bd2 Rd3 27. b4 Rc2 28. Ke1 Bh4+ 29. g3 Be7 30. b5 Rb2 31. b6 Kh7 32. a4 d5 33. exd5 Rxd5 34. Ra7 Bc5 35. a5 *", + "Moves": "b2b1 d2c1 b1c1", + "MovesSAN": "Rb1+ Bc1 Rxc1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "1r4k1/2p2ppp/1rp2P2/8/1q6/2NB2Q1/2PB2PP/2K4R b - - 0 21", + "PGN": "1. e4 e5 2. d4 exd4 3. Qxd4 Nc6 4. Qe3 Bb4+ 5. Nc3 Nf6 6. Bd2 O-O 7. O-O-O d6 8. a3 Bc5 9. Qg3 Bd4 10. Nf3 Bg4 11. Nxd4 Bxd1 12. Nxc6 bxc6 13. Kxd1 Rb8 14. Kc1 Qe7 15. Bd3 Rb6 16. f4 Rfb8 17. b4 a5 18. e5 axb4 19. axb4 dxe5 20. fxe5 Qxb4 21. exf6 *", + "Moves": "b4b1 c3b1 b6b1", + "MovesSAN": "Qb1+ Nxb1 Rxb1#", + "Themes": "mate mateIn2 middlegame queensideAttack sacrifice short" + }, + { + "FEN": "8/6p1/6k1/3p1pNq/3P1Q2/4P1K1/5PP1/7r w - - 2 46", + "PGN": "1. d4 Nf6 2. Bf4 e6 3. e3 d5 4. c3 Bd6 5. Bg3 c5 6. Nf3 Qc7 7. Nbd2 b6 8. Be2 O-O 9. a3 Ba6 10. Bxa6 Nxa6 11. b4 cxb4 12. cxb4 Nb8 13. Rc1 Qd7 14. O-O Bxg3 15. hxg3 Qd6 16. Ne5 Nfd7 17. Ndf3 f6 18. Nxd7 Nxd7 19. Qa4 Rfd8 20. Qc6 Qe7 21. Rc2 a5 22. Rfc1 axb4 23. axb4 Qxb4 24. Qxe6+ Kh8 25. Rc7 Qb2 26. R1c2 Ra1+ 27. Kh2 Qb1 28. g4 h5 29. gxh5 Qh1+ 30. Kg3 Qxh5 31. Rxd7 Qg6+ 32. Kf4 Qh6+ 33. Kg3 Rxd7 34. Qxd7 Qg6+ 35. Qg4 Qxc2 36. Qh5+ Qh7 37. Qe8+ Qg8 38. Qc6 Qf7 39. Qxb6 Rh1 40. Qd8+ Kh7 41. Qd6 Qg6+ 42. Kf4 Qh6+ 43. Kg3 Qh5 44. Qf4 f5 45. Ng5+ Kg6 *", + "Moves": "f4d6 g6g5 f2f4", + "MovesSAN": "Qd6+ Kxg5 f4#", + "Themes": "endgame mate mateIn2 sacrifice short" + }, + { + "FEN": "5r1k/1p2q3/3P2Q1/p1p3pB/8/PP2P1Pb/7P/4R1K1 b - - 0 35", + "PGN": "1. c4 f5 2. b3 e5 3. Bb2 d6 4. g3 Nf6 5. Bg2 g6 6. d4 e4 7. f3 exf3 8. Nxf3 Bg7 9. O-O O-O 10. Nbd2 a5 11. Qc2 Na6 12. a3 Re8 13. Rae1 Qe7 14. e3 Rb8 15. Ng5 h6 16. Nh3 Ne4 17. Nxe4 fxe4 18. Nf4 g5 19. Nd5 Qe6 20. Nc3 c6 21. Bxe4 Bd7 22. d5 Qe7 23. Bh7+ Kh8 24. Bg6 Rf8 25. Ne4 Nc5 26. Bxg7+ Kxg7 27. Nxc5 dxc5 28. Bh5 cxd5 29. Qg6+ Kh8 30. Qxh6+ Kg8 31. cxd5 Rxf1+ 32. Kxf1 Bh3+ 33. Kg1 Rf8 34. Qg6+ Kh8 35. d6 *", + "Moves": "e7e3 e1e3 f8f1", + "MovesSAN": "Qxe3+ Rxe3 Rf1#", + "Themes": "endgame mate mateIn2 sacrifice short" + }, + { + "FEN": "8/3r3k/p5p1/7p/4P2P/8/PPR5/K7 b - - 0 38", + "PGN": "1. e4 c5 2. Nc3 Nc6 3. Nf3 g6 4. d4 Bg7 5. Be3 cxd4 6. Nxd4 d6 7. f3 Nf6 8. Bc4 O-O 9. Qd2 a6 10. O-O-O b5 11. Nxc6 Qc7 12. Nxe7+ Qxe7 13. Bb3 d5 14. Nxd5 Nxd5 15. Qxd5 Be6 16. Qd6 Qf6 17. c3 Rfd8 18. Qf4 Qe7 19. Bxe6 Qxe6 20. Kb1 b4 21. Bd4 bxc3 22. Bxg7 c2+ 23. Kxc2 Kxg7 24. Rxd8 Rxd8 25. Kb1 Qc4 26. Qe5+ Kg8 27. Rc1 Qd3+ 28. Ka1 Qd2 29. Qc3 Qxg2 30. Qc7 Qd2 31. h4 h5 32. f4 Rd7 33. Qc8+ Kh7 34. f5 Rd8 35. fxg6+ fxg6 36. Qc7+ Rd7 37. Qc2 Qxc2 38. Rxc2 *", + "Moves": "d7d1 c2c1 d1c1", + "MovesSAN": "Rd1+ Rc1 Rxc1#", + "Themes": "backRankMate endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "8/p1PR4/8/3Pk2p/6p1/2r4P/6PK/8 b - - 0 46", + "PGN": "1. e4 c6 2. f4 d5 3. e5 Bf5 4. Nf3 e6 5. Nc3 Nd7 6. b3 Ne7 7. h3 c5 8. Bb5 Nc6 9. Bxc6 bxc6 10. O-O h5 11. Ne2 Be7 12. d3 Qb6 13. Be3 f6 14. c4 Qc7 15. Ng3 fxe5 16. Nxf5 exf5 17. fxe5 Nxe5 18. Nxe5 Qxe5 19. Bf4 Qd4+ 20. Kh1 Kf7 21. Qf3 Bf6 22. Rae1 Rhe8 23. Bd6 Rxe1 24. Rxe1 g6 25. Qg3 g5 26. Be5 Kg6 27. Bxf6 Qxf6 28. Qc7 Rf8 29. Qd7 Rf7 30. Qc8 Re7 31. Qg8+ Qg7 32. Qxg7+ Rxg7 33. Re6+ Kf7 34. Rxc6 Rg6 35. Rxc5 Rd6 36. Rxd5 Re6 37. Kh2 Ra6 38. Rxf5+ Kg6 39. Rd5 Rxa2 40. d4 Rb2 41. c5 Rxb3 42. c6 Rc3 43. Rd6+ Kf5 44. d5 Ke5 45. Rd7 g4 46. c7 *", + "Moves": "g4g3 h2g1 c3c1", + "MovesSAN": "g3+ Kg1 Rc1#", + "Themes": "endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "5rk1/pp3ppp/1q6/1N3b2/2P5/6P1/PP1NBbP1/2Q2R1K b - - 0 19", + "PGN": "1. e4 d5 2. exd5 Nf6 3. c4 c6 4. dxc6 Nxc6 5. Nf3 e5 6. d3 Bc5 7. Be2 e4 8. dxe4 Qb6 9. O-O Nxe4 10. Qe1 Nb4 11. Na3 O-O 12. Bd2 Bf5 13. Nb5 Nc2 14. Qc1 Nxa1 15. Qxa1 Bxf2+ 16. Kh1 Rad8 17. Qc1 Rxd2 18. Nxd2 Ng3+ 19. hxg3 *", + "Moves": "b6h6 e2h5 h6h5", + "MovesSAN": "Qh6+ Bh5 Qxh5#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "r3k2r/6bp/2pp2n1/q1p2p2/2P1p3/1P2PNP1/1BPQ1P2/2KR3R b kq - 1 19", + "PGN": "1. b3 e5 2. Bb2 d6 3. g3 Be6 4. Bg2 Nc6 5. Bxc6+ bxc6 6. d3 a5 7. Nd2 g6 8. Ngf3 Bg7 9. e3 Ne7 10. Qe2 f5 11. O-O-O c5 12. h4 c6 13. h5 a4 14. hxg6 Nxg6 15. Nc4 axb3 16. axb3 Bxc4 17. dxc4 Qa5 18. Qd3 e4 19. Qd2 *", + "Moves": "a5a1 b2a1 a8a1", + "MovesSAN": "Qa1+ Bxa1 Rxa1#", + "Themes": "mate mateIn2 middlegame queensideAttack sacrifice short" + }, + { + "FEN": "6k1/3r1ppp/2p5/8/4p3/4P3/5PPP/R5K1 w - - 0 28", + "PGN": "1. d4 d5 2. c4 e6 3. e3 Nc6 4. Nc3 Bb4 5. Qb3 Nf6 6. Bd3 O-O 7. a3 Bxc3+ 8. Qxc3 Qe7 9. b4 e5 10. dxe5 Nxe5 11. Be2 Be6 12. c5 Rad8 13. Bb2 Nc4 14. Nf3 Nxb2 15. Qxb2 Bg4 16. Nd4 Bxe2 17. Qxe2 Ne4 18. O-O a5 19. c6 axb4 20. cxb7 Qd6 21. axb4 Qxb4 22. Nc6 Qxb7 23. Nxd8 Rxd8 24. Qc2 c6 25. Rfd1 Qd7 26. Qxe4 dxe4 27. Rxd7 Rxd7 *", + "Moves": "a1a8 d7d8 a8d8", + "MovesSAN": "Ra8+ Rd8 Rxd8#", + "Themes": "backRankMate endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "7r/pp3k2/8/1b1P1p2/1P3Qp1/P5p1/6K1/R5Rr b - - 0 36", + "PGN": "1. e4 e6 2. d4 d5 3. e5 Be7 4. Nf3 Bd7 5. Bd3 c5 6. c3 cxd4 7. cxd4 Nc6 8. O-O f6 9. Bf4 g5 10. Bg3 h5 11. h4 g4 12. Bg6+ Kf8 13. Nh2 Rh6 14. Bc2 Nb4 15. a3 Nxc2 16. Qxc2 Rc8 17. Nc3 fxe5 18. Bxe5 Bxh4 19. Qd2 Bg5 20. f4 Bf6 21. g3 Kf7 22. Rf2 Rg6 23. Nf1 Nh6 24. Ne3 h4 25. Bxf6 Qxf6 26. f5 Nxf5 27. Nxf5 exf5 28. Nxd5 Qd6 29. Nf4 hxg3 30. Rg2 Rh6 31. b4 Bc6 32. d5 Rch8 33. Kf1 Rh1+ 34. Rg1 Bb5+ 35. Kg2 Qxf4 36. Qxf4 *", + "Moves": "h1h2 g2g3 h8h3", + "MovesSAN": "R1h2+ Kxg3 R8h3#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r3r1k1/pbq2p1p/3b1P1p/2p5/3pp3/P6Q/1PP1N1P1/2R2R1K w - - 0 23", + "PGN": "1. e4 Nf6 2. Nc3 d5 3. e5 Nfd7 4. d4 c5 5. dxc5 e6 6. Bb5 Nc6 7. Nf3 Bxc5 8. O-O Qc7 9. Bxc6 bxc6 10. a3 Nxe5 11. Bf4 Nxf3+ 12. Qxf3 Bd6 13. Be3 O-O 14. Rac1 Bxh2+ 15. Kh1 Bd6 16. Ne2 c5 17. Bd2 Bb7 18. Qh3 Rfe8 19. f4 e5 20. f5 e4 21. f6 d4 22. Bh6 gxh6 *", + "Moves": "h3g4 g8h8 g4g7", + "MovesSAN": "Qg4+ Kh8 Qg7#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "1k4r1/1pp2Q1p/p1p5/3r4/5b2/5R1P/PPP5/3R3K b - - 0 26", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. Nxe5 Qe7 6. d4 f6 7. Qh5+ g6 8. Nxg6 Qxe4+ 9. Be3 Qxg6 10. Qf3 Bg4 11. Qg3 Bd6 12. Bf4 Qe4+ 13. Qe3 f5 14. O-O Bxf4 15. Qb3 O-O-O 16. Nc3 Qxd4 17. Qe6+ Kb8 18. h3 Bxh3 19. gxh3 Nf6 20. Qxf5 Rhg8+ 21. Kh1 Nd5 22. Rad1 Qc4 23. Nxd5 Rxd5 24. Qf7 Qe4+ 25. f3 Qxf3+ 26. Rxf3 *", + "Moves": "d5d1 f3f1 d1f1", + "MovesSAN": "Rxd1+ Rf1 Rxf1#", + "Themes": "endgame hangingPiece mate mateIn2 short" + }, + { + "FEN": "8/pp4pk/4b2p/2N1K3/1P6/4PNQ1/P4PPP/3q1B1R b - - 4 29", + "PGN": "1. d4 Nf6 2. Bf4 d5 3. Nc3 Nc6 4. Nb5 e5 5. dxe5 Ne4 6. e6 Bd6 7. exf7+ Kxf7 8. Qxd5+ Be6 9. Qxe4 Bxf4 10. Qxf4+ Qf6 11. Qxc7+ Kg6 12. c3 Rad8 13. Nf3 h6 14. e3 Rd7 15. Qg3+ Kh7 16. Nd6 Rhd8 17. Ne4 Qf5 18. Nc5 Rd1+ 19. Rxd1 Rxd1+ 20. Kxd1 Qb1+ 21. Kd2 Qxb2+ 22. Kd1 Qb1+ 23. Kd2 Qb2+ 24. Kd1 Qb1+ 25. Kd2 Qb2+ 26. Kd3 Nb4+ 27. cxb4 Qb1+ 28. Kd4 Qd1+ 29. Ke5 *", + "Moves": "d1d5 e5f4 d5f5", + "MovesSAN": "Qd5+ Kf4 Qf5#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "r4rk1/4Bp1p/2p5/3pPR2/8/8/P5PP/b6K w - - 0 27", + "PGN": "1. e4 c5 2. Nc3 Nc6 3. Bb5 g6 4. f4 Bg7 5. Nf3 Qb6 6. Nd5 Qd8 7. O-O Nf6 8. Nxf6+ Bxf6 9. e5 Bg7 10. d3 O-O 11. c3 c4 12. d4 d5 13. Bxc6 bxc6 14. b3 cxb3 15. Qxb3 Bf5 16. Ba3 Rb8 17. Qa4 Bh6 18. Qxa7 Ra8 19. Qc5 Qa5 20. Bb4 Qxc5 21. Bxc5 Bxf4 22. Nh4 Bd2 23. Nxf5 gxf5 24. Rxf5 Bxc3 25. Bxe7 Bxd4+ 26. Kh1 Bxa1 *", + "Moves": "f5g5 g8h8 e7f6", + "MovesSAN": "Rg5+ Kh8 Bf6#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "5rk1/5p1p/3R2p1/1P2Q3/1P2P2q/5P2/2r3PP/3R2K1 b - - 2 30", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. f3 g6 6. c4 Bg7 7. Be3 O-O 8. Nc3 Nc6 9. Be2 Bd7 10. O-O Nxd4 11. Bxd4 a5 12. Qd3 Bc6 13. b3 Nd7 14. Nb5 Nc5 15. Qd2 Bxb5 16. cxb5 Bxd4+ 17. Qxd4 e5 18. Qd2 Qf6 19. Bc4 Rad8 20. Rfd1 b6 21. a3 Kg7 22. b4 axb4 23. axb4 Ne6 24. Bxe6 Qxe6 25. Qd5 Qf6 26. Ra6 Rc8 27. Qxd6 Qh4 28. Qxe5+ Kg8 29. Rxb6 Rc2 30. Rbd6 *", + "Moves": "h4f2 g1h1 f2g2", + "MovesSAN": "Qf2+ Kh1 Qxg2#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "rn1qk2r/p3bppp/1p1p4/2pP4/4PPb1/1QN5/PP1B4/R3KBNR b KQkq - 1 12", + "PGN": "1. d4 e6 2. c4 c5 3. d5 exd5 4. cxd5 d6 5. Nc3 Nf6 6. e4 Be7 7. f4 Bg4 8. Qb3 b6 9. h3 Bh5 10. g4 Nxg4 11. hxg4 Bxg4 12. Bd2 *", + "Moves": "e7h4 h1h4 d8h4", + "MovesSAN": "Bh4+ Rxh4 Qxh4#", + "Themes": "mate mateIn2 opening short" + }, + { + "FEN": "3rr1k1/5ppp/p1p5/1q6/8/1Pb1R2P/P3RPP1/2Q3K1 w - - 0 26", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. Bb5 d6 4. O-O e5 5. c3 a6 6. Bxc6+ bxc6 7. d4 cxd4 8. cxd4 exd4 9. Qxd4 Nf6 10. e5 Nd5 11. exd6 Qxd6 12. Re1+ Be6 13. Be3 Nxe3 14. Qxe3 Be7 15. Nc3 O-O 16. Rad1 Qb4 17. b3 Bc5 18. Qc1 Qb6 19. Ne4 Bb4 20. Re2 Bg4 21. Rd3 Rfe8 22. h3 Bxf3 23. Rxf3 Qb5 24. Rfe3 Rad8 25. Nc3 Bxc3 *", + "Moves": "e3e8 d8e8 e2e8", + "MovesSAN": "Rxe8+ Rxe8 Rxe8#", + "Themes": "backRankMate mate mateIn2 middlegame short" + }, + { + "FEN": "r5nN/pR6/2kb1p1p/3pq1p1/8/2P1B3/P3QPPP/1R4K1 b - - 4 24", + "PGN": "1. d4 e6 2. e4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 h6 6. c4 Qa5+ 7. Bd2 Qb6 8. Nc3 cxd4 9. cxd5 dxc3 10. bxc3 exd5 11. Rb1 Qc7 12. Be3 Nxe5 13. Bb5+ Bd7 14. Bxd7+ Qxd7 15. Nxe5 Qe6 16. Qa4+ Ke7 17. Qh4+ f6 18. Ng6+ Ke8 19. Nxh8 g5 20. Qh5+ Kd7 21. O-O Bd6 22. Rxb7+ Kc6 23. Rfb1 Qe5 24. Qe2 *", + "Moves": "e5h2 g1f1 h2h1", + "MovesSAN": "Qxh2+ Kf1 Qh1#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "5r1k/pp6/2p4b/3p4/8/2P2q2/PPQ5/1K5R w - - 0 27", + "PGN": "1. d4 f5 2. Bg5 Nf6 3. e3 e6 4. c3 Be7 5. Bxf6 Bxf6 6. Qc2 O-O 7. Nd2 d5 8. Bd3 c6 9. O-O-O Nd7 10. Re1 g6 11. f3 Qc7 12. g4 fxg4 13. fxg4 Bg7 14. Ngf3 e5 15. dxe5 Nxe5 16. Nxe5 Qxe5 17. Nf3 Rxf3 18. h4 Bxg4 19. h5 Bxh5 20. Rxh5 gxh5 21. Bxh7+ Kh8 22. Rh1 Qg5 23. Bg6 Qxe3+ 24. Kb1 Bh6 25. Bxh5 Raf8 26. Bxf3 Qxf3 *", + "Moves": "h1h6 h8g7 c2g6", + "MovesSAN": "Rxh6+ Kg7 Qg6#", + "Themes": "endgame hangingPiece mate mateIn2 short" + }, + { + "FEN": "r4r1k/6pp/p7/q3Np2/bnBP1P2/7P/3K1QP1/1R6 w - - 4 29", + "PGN": "1. e4 e6 2. f4 c6 3. Nf3 d5 4. d3 f5 5. exf5 exf5 6. Nc3 Nf6 7. Be2 Bc5 8. Na4 Qd6 9. Nxc5 Qxc5 10. h3 O-O 11. c3 Nh5 12. Nd4 Ng3 13. Kf2 Nxh1+ 14. Qxh1 Qb6 15. Be3 c5 16. Nf3 Nc6 17. b4 d4 18. bxc5 dxe3+ 19. Kxe3 Qxc5+ 20. Kd2 Bd7 21. Rb1 b5 22. d4 Qb6 23. Qf1 a6 24. a4 b4 25. cxb4 Nxb4 26. Ne5 Bxa4 27. Bc4+ Kh8 28. Qf2 Qa5 *", + "Moves": "e5g6 h7g6 f2h4", + "MovesSAN": "Ng6+ hxg6 Qh4#", + "Themes": "mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "6rk/pQ3p1p/3bpp2/2r4q/2B2P2/1P2P3/P4P1P/R5RK b - - 0 23", + "PGN": "1. d4 d5 2. Nf3 Nf6 3. e3 Bg4 4. Nbd2 e6 5. Bd3 c5 6. b3 Nc6 7. Bb2 Bd6 8. O-O O-O 9. Qc1 Qc7 10. dxc5 Bxc5 11. Bxf6 gxf6 12. c4 dxc4 13. Bxc4 Rac8 14. Qe1 Bb4 15. Qb1 Ne5 16. Nxe5 Qxe5 17. Nf3 Bxf3 18. gxf3 Kh8 19. Qe4 Rg8+ 20. Kh1 Qh5 21. Rg1 Bd6 22. f4 Rc5 23. Qxb7 *", + "Moves": "h5h2 h1h2 c5h5", + "MovesSAN": "Qxh2+ Kxh2 Rh5#", + "Themes": "attraction kingsideAttack mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "5r2/pp4k1/2p3p1/2Q1p3/4N1nq/1B1P1R2/PPP3R1/6K1 b - - 0 31", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd8 4. Bc4 g6 5. d3 Bg7 6. Nf3 c6 7. O-O Nf6 8. h3 Bf5 9. Bf4 Nbd7 10. Qd2 O-O 11. Rfe1 Re8 12. Re2 Nh5 13. Bh2 Qb6 14. g4 Bxg4 15. hxg4 Nhf6 16. g5 Ng4 17. Bb3 h5 18. gxh6 Bxh6 19. Bf4 Bxf4 20. Qxf4 Ndf6 21. Ng5 e5 22. Qc4 Re7 23. Nxf7 Kg7 24. Nd6 Rf8 25. Nce4 Nxe4 26. Nxe4 Ref7 27. Rf1 Qd8 28. Qc5 Qh4 29. f3 Rf4 30. Rg2 Rxf3 31. Rxf3 *", + "Moves": "h4e1 f3f1 e1f1", + "MovesSAN": "Qe1+ Rf1 Qxf1#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "Q7/7k/3p2p1/3P1pQp/2p2P1P/6PK/7R/4n2q b - - 4 46", + "PGN": "1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. bxa6 Bxa6 6. Nc3 g6 7. e4 Bxf1 8. Kxf1 d6 9. g3 Bg7 10. Kg2 O-O 11. Nf3 Nbd7 12. a4 Qa5 13. Bd2 Qa7 14. Qe2 Rfb8 15. Nb5 Qb6 16. Bc3 Ra6 17. Ra3 Rba8 18. Rha1 Ne8 19. Bxg7 Kxg7 20. Nd2 Nc7 21. Nc4 Qb8 22. Nxc7 Qxc7 23. a5 Rb8 24. h4 Rb4 25. Nb6 Nxb6 26. Qxa6 Nc4 27. Ra4 Rxa4 28. Rxa4 Nxb2 29. Ra3 c4 30. Qc6 Qa7 31. a6 Qd4 32. a7 Nd3 33. Ra2 Ne1+ 34. Kh3 Qxe4 35. f4 Qh1+ 36. Kg4 Qf3+ 37. Kh3 Qh1+ 38. Rh2 Qf1+ 39. Kg4 Qf3+ 40. Kh3 h5 41. Qd7 f5 42. Qxe7+ Kh6 43. Qg5+ Kh7 44. a8=Q Qf1+ 45. Rg2 Qh1+ 46. Rh2 *", + "Moves": "h1f1 h2g2 f1g2", + "MovesSAN": "Qf1+ Rg2 Qxg2#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "6k1/5rpp/5p2/2Br1n2/7P/8/P4P2/K3R3 w - - 0 29", + "PGN": "1. e4 e5 2. Nf3 Bc5 3. Nc3 d6 4. d4 exd4 5. Nxd4 Qe7 6. Nd5 Qxe4+ 7. Qe2 Qxe2+ 8. Nxe2 Bb6 9. Be3 c6 10. Bxb6 cxd5 11. Bd4 f6 12. O-O-O Ne7 13. Nc3 O-O 14. Be3 Be6 15. h4 Nbc6 16. Bf4 Rad8 17. Bb5 d4 18. Bxc6 dxc3 19. Bxb7 cxb2+ 20. Kxb2 d5 21. Ka1 Bf5 22. Be3 Bxc2 23. Rd2 Be4 24. Bxa7 Bxg2 25. Re1 Nf5 26. Bc5 Rf7 27. Bxd5 Bxd5 28. Rxd5 Rxd5 *", + "Moves": "e1e8 f7f8 e8f8", + "MovesSAN": "Re8+ Rf8 Rxf8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "2r3k1/2P2ppp/3Q4/p1nP1b2/3q4/P3pP2/6PP/1N3RK1 w - - 1 25", + "PGN": "1. d4 d5 2. Bf4 Nc6 3. e3 Bf5 4. c3 Qb8 5. Nf3 e6 6. Bb5 a6 7. Bxc6+ bxc6 8. b4 a5 9. Qa4 Qb6 10. a3 Nf6 11. Ne5 Bd6 12. Nxc6 O-O 13. Bxd6 cxd6 14. b5 Ne4 15. O-O Rfc8 16. c4 Rxc6 17. bxc6 Qb2 18. c7 Qxa1 19. Qb4 Rc8 20. Qb7 e5 21. cxd5 exd4 22. f3 Nc5 23. Qc6 dxe3 24. Qxd6 Qd4 *", + "Moves": "d6d8 c8d8 c7d8q", + "MovesSAN": "Qd8+ Rxd8 cxd8=Q#", + "Themes": "advancedPawn backRankMate mate mateIn2 middlegame promotion short" + }, + { + "FEN": "7k/5p1P/8/pp6/2p3r1/P4q2/1PB5/2KR4 w - - 0 41", + "PGN": "1. Nc3 e5 2. e4 Nf6 3. Bc4 Bc5 4. d3 Nc6 5. Bg5 d6 6. Nd5 Be6 7. Bb5 a6 8. Ba4 b5 9. Bb3 Nd4 10. Qd2 Bxd5 11. Bxd5 Rb8 12. c3 a5 13. cxd4 Bb4 14. Bc6+ Ke7 15. f4 Bxd2+ 16. Kxd2 h6 17. Bh4 exf4 18. e5 dxe5 19. dxe5 g5 20. exf6+ Kxf6 21. Bf2 Qd6 22. Be4 Rhd8 23. a3 Kg7 24. g3 c5 25. gxf4 Qxf4+ 26. Be3 Qd6 27. h4 c4 28. d4 Qe6 29. Bc2 Re8 30. Re1 Rbd8 31. Nf3 Qg4 32. Nh2 Qg2+ 33. Kc1 Qh3 34. hxg5 Rxe3 35. gxh6+ Kh8 36. Reg1 Rxd4 37. h7 Rg3 38. Nf3 Rxg1+ 39. Rxg1 Rg4 40. Rd1 Qxf3 *", + "Moves": "d1d8 g4g8 h7g8q", + "MovesSAN": "Rd8+ Rg8 hxg8=Q#", + "Themes": "advancedPawn endgame mate mateIn2 promotion short" + }, + { + "FEN": "r1b1k2r/5pBp/p3p3/qp1p2N1/2nP4/2b2Q2/B1P2PPP/2KR3R w kq - 3 18", + "PGN": "1. e4 e6 2. Bc4 a6 3. a3 c6 4. Nf3 d5 5. exd5 cxd5 6. Ba2 Nd7 7. d4 b5 8. Ng5 Ngf6 9. Bf4 Be7 10. Nc3 Nb6 11. Qf3 Nc4 12. O-O-O Qa5 13. Be5 Bxa3 14. Bxf6 Bxb2+ 15. Kb1 Bxc3 16. Bxg7 Na3+ 17. Kc1 Nc4 *", + "Moves": "f3f7 e8d8 g7f6", + "MovesSAN": "Qxf7+ Kd8 Bf6#", + "Themes": "attackingF2F7 mate mateIn2 middlegame short" + }, + { + "FEN": "6k1/5ppp/4p3/1p2Pn2/p3bPK1/P1R5/6PP/3r4 w - - 0 34", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. c3 Nf6 5. e5 dxe5 6. Nxe5 e6 7. Bc4 Bd6 8. cxd4 Bxe5 9. dxe5 Qxd1+ 10. Kxd1 Ne4 11. Be3 Nd7 12. f4 O-O 13. Ke2 b6 14. Rd1 Ndc5 15. b4 Na4 16. Bd4 Bb7 17. Bb3 b5 18. Rd3 Nb6 19. Nd2 Nxd2 20. Rxd2 Nd5 21. Kf3 Rfd8 22. Kg3 Nxb4 23. Rad1 Nd5 24. Bc5 a5 25. Bd6 a4 26. Bc2 Ne3 27. Rc1 Rac8 28. a3 Nc4 29. Rd3 Be4 30. Rc3 Nxd6 31. Bd1 Rxc3+ 32. Rxc3 Nf5+ 33. Kg4 Rxd1 *", + "Moves": "c3c8 d1d8 c8d8", + "MovesSAN": "Rc8+ Rd8 Rxd8#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "r1b3k1/ppp1nrpp/8/8/4P3/2B5/PPP3PP/3R1RK1 w - - 0 16", + "PGN": "1. e4 e5 2. Nc3 Nf6 3. f4 Nc6 4. fxe5 Ng8 5. d4 Bb4 6. Bd2 Nxd4 7. Nf3 Nxf3+ 8. Qxf3 Bxc3 9. Bxc3 Ne7 10. Bc4 O-O 11. O-O d6 12. exd6 Qxd6 13. Rad1 Qg6 14. Bxf7+ Qxf7 15. Qxf7+ Rxf7 *", + "Moves": "d1d8 f7f8 f1f8", + "MovesSAN": "Rd8+ Rf8 Rfxf8#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "6k1/1b3pp1/p2p1q1p/1p2p2Q/4P3/P7/BPr3PP/3RR1K1 b - - 0 24", + "PGN": "1. e4 c5 2. Nf3 d6 3. Be2 Nf6 4. Nc3 e6 5. O-O Be7 6. d4 cxd4 7. Nxd4 O-O 8. Re1 a6 9. Bc4 b5 10. Bb3 Bb7 11. a3 Nbd7 12. Bg5 Qc7 13. Qd2 h6 14. Bh4 Rac8 15. Rad1 e5 16. Nf5 Nc5 17. Ba2 Ncxe4 18. Nxe4 Nxe4 19. Qe2 Rfe8 20. Bxe7 Rxe7 21. Nxe7+ Qxe7 22. Qh5 Qf6 23. f3 Rxc2 24. fxe4 *", + "Moves": "f6f2 g1h1 f2g2", + "MovesSAN": "Qf2+ Kh1 Qxg2#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "r1bqr1k1/pp3p2/3p1b1Q/4p1N1/3nP3/3B4/PP3PPP/R4RK1 w - - 0 17", + "PGN": "1. e4 c5 2. c3 d6 3. d4 cxd4 4. cxd4 e6 5. Nf3 Be7 6. Bc4 h6 7. O-O Nf6 8. Nc3 O-O 9. Be3 Nc6 10. Qd2 Na5 11. Bd3 Nc6 12. Bxh6 gxh6 13. Qxh6 e5 14. Ng5 Nxd4 15. Nd5 Re8 16. Nxf6+ Bxf6 *", + "Moves": "h6h7 g8f8 h7f7", + "MovesSAN": "Qh7+ Kf8 Qxf7#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "1r5k/Q2b2pp/2p5/3p3P/4p1q1/2P1PnP1/P3NP2/3R1K1R b - - 0 23", + "PGN": "1. d4 f5 2. c3 Nf6 3. Nd2 e6 4. Ngf3 Be7 5. Qb3 Nc6 6. g3 O-O 7. Nh4 Ne4 8. Nxe4 fxe4 9. Ng2 Bg5 10. Bxg5 Qxg5 11. Nf4 Kh8 12. e3 e5 13. dxe5 Nxe5 14. h4 Qg4 15. Be2 Nf3+ 16. Kf1 c6 17. Rd1 d5 18. Qb4 Bd7 19. Qxb7 Rfb8 20. Qc7 Rxb2 21. h5 Rab8 22. Qxa7 Rxe2 23. Nxe2 *", + "Moves": "g4h3 h1h3 d7h3", + "MovesSAN": "Qh3+ Rxh3 Bxh3#", + "Themes": "mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "6k1/1R3ppp/8/1p1r1P2/8/3p4/6PP/4K3 w - - 2 29", + "PGN": "1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. f4 d5 6. exd5 Qxd5 7. c3 Nf6 8. Qf3 Nxd4 9. cxd4 Qxd4 10. Bb5+ Nd7 11. Be3 Bb4+ 12. Nd2 Qxb2 13. O-O Bxd2 14. Rab1 Bxe3+ 15. Qxe3 Qxa2 16. Rbd1 O-O 17. Bxd7 Bxd7 18. Rxd7 b6 19. Qe5 Qc4 20. f5 Qc6 21. Rc7 Qd5 22. Qxd5 exd5 23. Ra1 Rfd8 24. Raxa7 Rxa7 25. Rxa7 d4 26. Kf2 d3 27. Ke1 b5 28. Rb7 Rd5 *", + "Moves": "b7b8 d5d8 b8d8", + "MovesSAN": "Rb8+ Rd8 Rxd8#", + "Themes": "backRankMate endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "qR6/2k1BQpp/2b5/4Pp2/4n3/4PP2/6PP/6K1 b - - 0 28", + "PGN": "1. d4 d5 2. Nf3 f5 3. c4 dxc4 4. Nc3 b5 5. e3 a6 6. Be2 c6 7. O-O Bb7 8. a4 Nf6 9. axb5 cxb5 10. Nxb5 axb5 11. Rxa8 Bxa8 12. b3 Qc8 13. bxc4 bxc4 14. Qa4+ Bc6 15. Qxc4 Bd7 16. Qb3 e6 17. Ne5 Bd6 18. Ba3 Bxe5 19. dxe5 Ne4 20. Rc1 Nc6 21. Bb5 Qa8 22. Bxc6 Bxc6 23. Qxe6+ Kd8 24. Be7+ Kc7 25. Qf7 Kb6 26. Rb1+ Kc7 27. f3 Rb8 28. Rxb8 *", + "Moves": "a8a1 b8b1 a1b1", + "MovesSAN": "Qa1+ Rb1 Qxb1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "8/p2R2pk/4p2p/5n1p/1Pr1N3/r7/5PR1/6K1 w - - 2 36", + "PGN": "1. d4 Nf6 2. Nf3 e6 3. Bg5 d5 4. e3 Be7 5. c4 O-O 6. Nc3 b6 7. Rc1 dxc4 8. Bxc4 Bb7 9. Bd3 c5 10. O-O Qc7 11. dxc5 bxc5 12. Na4 Nbd7 13. Bb1 c4 14. Qc2 Be4 15. Qxc4 Qxc4 16. Rxc4 Bxf3 17. gxf3 h6 18. Bh4 Ne5 19. Rf4 Rfe8 20. Kg2 Nd5 21. Re4 Bxh4 22. Rxh4 Ng6 23. Bxg6 fxg6 24. Nc5 Rac8 25. Ne4 Rc2 26. Rb1 Nxe3+ 27. Kg1 Nf5 28. Rg4 Kh7 29. a3 Rb8 30. b4 Rd8 31. h4 Rd3 32. h5 gxh5 33. Rg2 Rxf3 34. Rd1 Rxa3 35. Rd7 Rc4 *", + "Moves": "e4f6 h7h8 d7d8", + "MovesSAN": "Nf6+ Kh8 Rd8#", + "Themes": "endgame mate mateIn2 pin short" + }, + { + "FEN": "2rq1rk1/1p3pp1/p2bpn1p/1b6/3PN3/P2QPN1P/1P4P1/1B1R1RK1 w - - 2 20", + "PGN": "1. e4 e6 2. d4 d5 3. Nd2 c5 4. c3 Nc6 5. Ngf3 cxd4 6. cxd4 dxe4 7. Nxe4 Nf6 8. Nc3 Bb4 9. Bd3 O-O 10. O-O Bd7 11. a3 Be7 12. Be3 a6 13. h3 Rc8 14. Qd2 Na5 15. Rad1 Bd6 16. Bb1 Nc4 17. Qd3 Nxe3 18. fxe3 h6 19. Ne4 Bb5 *", + "Moves": "e4f6 g7f6 d3h7", + "MovesSAN": "Nxf6+ gxf6 Qh7#", + "Themes": "clearance kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "3r1r2/2k4p/p1qb4/3Qp3/P5B1/8/4n1PP/1R5K w - - 6 31", + "PGN": "1. e4 Nf6 2. Nc3 d5 3. Nf3 dxe4 4. Ng5 e5 5. Bc4 Be6 6. Nxe6 fxe6 7. Bxe6 Qd6 8. Nb5 Qb6 9. a4 a6 10. Nxc7+ Qxc7 11. Bb3 Nc6 12. d3 exd3 13. Qxd3 Bb4+ 14. c3 Bd6 15. Bg5 O-O-O 16. Qf5+ Kb8 17. Bxf6 gxf6 18. Qxf6 Rhf8 19. Qh4 Qb6 20. Be6 Qxb2 21. O-O Qxc3 22. Rfc1 Qd4 23. Qh3 Qxf2+ 24. Kh1 Nd4 25. Bg4 Ne2 26. Rcb1 Ka7 27. Rxb7+ Kxb7 28. Qb3+ Qb6 29. Qd5+ Qc6 30. Rb1+ Kc7 *", + "Moves": "d5a5 c6b6 a5b6", + "MovesSAN": "Qa5+ Qb6 Qxb6#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "2k2r2/pp5p/2nbp2Q/3p4/8/P1P2r2/1P4PP/R2BR2K b - - 0 25", + "PGN": "1. e4 c5 2. Nf3 d6 3. Bc4 e6 4. c3 Nf6 5. d3 d5 6. exd5 exd5 7. Bb3 Qe7+ 8. Be3 Ng4 9. O-O Nxe3 10. fxe3 Be6 11. d4 Nc6 12. Kh1 O-O-O 13. a3 g5 14. dxc5 Qxc5 15. Nxg5 Qxe3 16. Nxe6 fxe6 17. Re1 Qh6 18. Nd2 Bd6 19. Nf3 Rhf8 20. Qe2 Rf6 21. Qe3 Qh5 22. Qg1 Rdf8 23. Bd1 Qh6 24. Qe3 Rxf3 25. Qxh6 *", + "Moves": "f3f1 e1f1 f8f1", + "MovesSAN": "Rf1+ Rxf1 Rxf1#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "r6r/ppk2ppp/3p4/2p5/3nP1Q1/1R5B/q1PK1PPP/7R w - - 3 18", + "PGN": "1. d4 c5 2. d5 d6 3. Nc3 e6 4. e4 Nf6 5. Bg5 Be7 6. Nf3 exd5 7. Bxf6 Bxf6 8. Nxd5 Bxb2 9. Rb1 Qa5+ 10. Nd2 Qxa2 11. Bb5+ Bd7 12. Nc7+ Kd8 13. Bxd7 Kxc7 14. Bh3 Bc3 15. Rb3 Bxd2+ 16. Kxd2 Nc6 17. Qg4 Nd4 *", + "Moves": "g4d7 c7b8 b3b7", + "MovesSAN": "Qd7+ Kb8 Rxb7#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "8/pp5R/1kp1N3/4P3/1K1P4/2P5/r7/2n5 b - - 1 47", + "PGN": "1. d4 d5 2. Bf4 Bf5 3. Nd2 Nf6 4. e3 e6 5. Ngf3 Bd6 6. Bg3 Bxg3 7. hxg3 Nbd7 8. c3 c6 9. Nb3 Qb6 10. Bd3 Ne4 11. Nh4 Bg6 12. Nxg6 fxg6 13. Bxe4 dxe4 14. Qg4 O-O-O 15. Qxe4 Rde8 16. O-O-O Nf6 17. Qf3 Nd7 18. e4 Rhf8 19. Qe3 h6 20. e5 Kb8 21. f4 Qa6 22. Kb1 Nb6 23. Qd3 Qxd3+ 24. Rxd3 g5 25. Rf1 gxf4 26. gxf4 Nd5 27. g3 g5 28. Nc5 Kc7 29. Rdf3 gxf4 30. gxf4 h5 31. Nd3 h4 32. Rh1 Rh8 33. Rfh3 Ref8 34. Rxh4 Rxh4 35. Rxh4 Rg8 36. Kc2 Rg2+ 37. Kb3 Kb6 38. Rh6 Rd2 39. Nc5 Nxf4 40. Nxe6 Nd3 41. Kc4 Nxb2+ 42. Kb3 Nd3 43. Kc4 Nb2+ 44. Kb3 Nd3 45. Rh7 Nc1+ 46. Ka3 Rxa2+ 47. Kb4 *", + "Moves": "a7a5 b4c4 a2a4", + "MovesSAN": "a5+ Kc4 Ra4#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "R7/7p/1p1N1p1k/2n2Pp1/4p1K1/6PP/1r6/8 w - - 2 40", + "PGN": "1. e4 c5 2. a3 d6 3. b4 cxb4 4. axb4 Nf6 5. Nc3 Nbd7 6. d4 b6 7. g3 g6 8. Bg2 Bb7 9. Nge2 Bg7 10. O-O O-O 11. e5 Bxg2 12. exf6 Bxf1 13. fxg7 Kxg7 14. Qxf1 e5 15. d5 a5 16. b5 Nc5 17. Na4 Qc7 18. Nac3 a4 19. Ra3 Nd7 20. f4 Qc4 21. Qf2 Nc5 22. f5 f6 23. Qe3 g5 24. h3 Rfc8 25. Qf3 Nd7 26. Qe4 Qxe4 27. Nxe4 Rxc2 28. Kf1 Rac8 29. Nxd6 Rxc1+ 30. Nxc1 Rxc1+ 31. Ke2 Rc5 32. Ne8+ Kf8 33. Nd6 Rxd5 34. Nc8 Rxb5 35. Rxa4 Nc5 36. Ra8 Kg7 37. Nd6 Rb2+ 38. Kf3 e4+ 39. Kg4 Kh6 *", + "Moves": "a8g8 e4e3 d6f7", + "MovesSAN": "Rg8 e3 Nf7#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "6k1/5ppp/8/4p3/4p3/1R2P2P/P1r1r1P1/R5K1 w - - 5 29", + "PGN": "1. e4 c6 2. Nf3 d5 3. exd5 cxd5 4. d4 Nc6 5. Nc3 Bg4 6. Be2 e6 7. O-O Nf6 8. Bf4 Bd6 9. Bxd6 Qxd6 10. h3 Bh5 11. Nb5 Qe7 12. c3 O-O 13. Na3 Ne4 14. Nc2 Rab8 15. Nce1 b5 16. Nd3 b4 17. Qa4 Bxf3 18. Bxf3 Rfc8 19. Bxe4 dxe4 20. Nc5 bxc3 21. bxc3 e5 22. d5 Qxc5 23. dxc6 Qxc6 24. Qxa7 Qxc3 25. Qe3 Qxe3 26. fxe3 Rb2 27. Rfb1 Re2 28. Rb3 Rcc2 *", + "Moves": "b3b8 c2c8 b8c8", + "MovesSAN": "Rb8+ Rc8 Rxc8#", + "Themes": "backRankMate endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "1R3rk1/6pp/8/3p1B2/p7/4q2P/6P1/5R1K w - - 2 33", + "PGN": "1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Bd7 6. a3 Rc8 7. b4 cxd4 8. cxd4 f6 9. Bb2 fxe5 10. dxe5 Nh6 11. Bd3 Be7 12. O-O O-O 13. Nbd2 Qe8 14. Nb3 Qh5 15. Nbd4 Ng4 16. h3 Ngxe5 17. Nxe5 Qxd1 18. Ndxc6 Qd2 19. Nxe7+ Kh8 20. Nxc8 Qxb2 21. Nxd7 Rxc8 22. Rad1 Qxa3 23. Ne5 Qxb4 24. f4 a5 25. Rb1 Qe7 26. f5 a4 27. fxe6 Qxe6 28. Nf7+ Kg8 29. Bf5 Qe3+ 30. Kh1 Rf8 31. Rxb7 Rxf7 32. Rb8+ Rf8 *", + "Moves": "f5e6 g8h8 f1f8", + "MovesSAN": "Be6+ Kh8 Rfxf8#", + "Themes": "backRankMate deflection discoveredAttack endgame master mate mateIn2 pin short" + }, + { + "FEN": "2r4k/5ppp/p2q4/4p3/8/5P2/5P1P/2Q3K1 w - - 0 30", + "PGN": "1. e4 c5 2. d4 cxd4 3. c3 Nf6 4. Nd2 e5 5. Bc4 d6 6. Ngf3 dxc3 7. bxc3 Be7 8. O-O O-O 9. Re1 a6 10. Nf1 b5 11. Bd5 Ra7 12. Be3 Rd7 13. Rb1 Nxd5 14. exd5 Rb7 15. c4 bxc4 16. Rxb7 Bxb7 17. Ba7 Qa5 18. Ne3 Qxa2 19. Nf5 c3 20. Nxe7+ Kh8 21. Re2 Qa5 22. Rc2 Re8 23. Nf5 Bxd5 24. Nxd6 Rf8 25. Qc1 Bxf3 26. gxf3 Qc7 27. Bxb8 Rxb8 28. Rxc3 Qxd6 29. Rc8+ Rxc8 *", + "Moves": "c1c8 d6d8 c8d8", + "MovesSAN": "Qxc8+ Qd8 Qxd8#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "1r6/2k5/p1p5/3p1p2/P1p1nPp1/1rP1P1P1/2K1QBP1/1R4R1 b - - 0 43", + "PGN": "1. d4 Nf6 2. Nd2 e6 3. Nb3 d5 4. Bd2 Bd6 5. e3 O-O 6. Ne2 Nbd7 7. Bc3 Ne4 8. Bd2 f5 9. Bc1 Ndf6 10. Ng3 Nxg3 11. hxg3 Ne4 12. Qh5 Bd7 13. Qxh7+ Kf7 14. Qh5+ g6 15. Qd1 Qg5 16. Qf3 Rh8 17. Rg1 Ke7 18. c3 Raf8 19. Kd1 Kd8 20. Kc2 e5 21. dxe5 Bxe5 22. Nd4 c5 23. Ne2 Bb5 24. Bd2 Rh2 25. Nf4 Bc6 26. Ne6+ Kd7 27. Nxg5 Nxg5 28. Qd1 Ne4 29. Be1 g5 30. Rc1 g4 31. Kb1 Nd6 32. a4 Kc7 33. Qb3 Rb8 34. Bb5 c4 35. Qd1 a6 36. Bxc6 bxc6 37. Kc2 Rb3 38. Ra1 Rh8 39. f4 Bf6 40. Qe2 Ne4 41. Bf2 Rhb8 42. Rab1 Bxc3 43. bxc3 *", + "Moves": "b3c3 c2d1 b8b1", + "MovesSAN": "Rxc3+ Kd1 Rxb1#", + "Themes": "deflection discoveredAttack interference mate mateIn2 middlegame short" + }, + { + "FEN": "r4rk1/1pq2ppp/p3p3/3P4/P1PN2n1/8/3BQPPP/2RR2K1 b - - 0 19", + "PGN": "1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 dxc4 5. Bxc4 Bf5 6. Nc3 e6 7. Nf3 Bb4 8. O-O Bxc3 9. bxc3 Nf6 10. a4 O-O 11. Bb5 Qa5 12. Bd2 Be4 13. Qe2 Bc6 14. c4 Qc7 15. Rac1 a6 16. Bxc6 Nxc6 17. Rfd1 Ng4 18. d5 Nd4 19. Nxd4 *", + "Moves": "c7h2 g1f1 h2h1", + "MovesSAN": "Qxh2+ Kf1 Qh1#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "1k1r3r/1b2N3/2q4p/Rpp3n1/4n1p1/2NPB3/2P3PP/3Q1R1K b - - 0 24", + "PGN": "1. e4 c5 2. Nf3 d6 3. Bc4 Nf6 4. d3 a6 5. Ng5 e6 6. Nc3 b5 7. Bb3 Nc6 8. a3 Bb7 9. O-O Be7 10. f4 h6 11. Nh3 Qb6 12. Kh1 O-O-O 13. f5 g5 14. fxe6 fxe6 15. Be3 g4 16. Nf4 Nd4 17. Bxe6+ Kb8 18. b4 Qc6 19. bxc5 dxc5 20. a4 Nxe6 21. axb5 axb5 22. Ra5 Ng5 23. Ng6 Nfxe4 24. Nxe7 *", + "Moves": "e4g3 h2g3 c6g2", + "MovesSAN": "Ng3+ hxg3 Qxg2#", + "Themes": "discoveredAttack kingsideAttack mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "6k1/1p2rppp/3R4/p1p5/8/PBP4P/1r4PK/8 w - - 0 31", + "PGN": "1. e4 e5 2. Bc4 Nf6 3. Nc3 Nc6 4. Nf3 Bc5 5. O-O d6 6. a3 a5 7. Na4 Ba7 8. c3 Nxe4 9. Re1 Bxf2+ 10. Kh1 Bxe1 11. Qxe1 Ng5 12. Nxg5 Qxg5 13. d4 Qf6 14. dxe5 Nxe5 15. Bd5 c6 16. Bb3 O-O 17. Nb6 Ra6 18. Nxc8 Rxc8 19. Bc2 Raa8 20. Be3 Re8 21. Bd4 Qf4 22. Qf1 Qxf1+ 23. Rxf1 c5 24. Bf2 Ng4 25. h3 Nxf2+ 26. Rxf2 Re1+ 27. Kh2 Rae8 28. Bb3 R8e7 29. Rd2 Rb1 30. Rxd6 Rxb2 *", + "Moves": "d6d8 e7e8 d8e8", + "MovesSAN": "Rd8+ Re8 Rxe8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "rnbq3r/ppp1k1pp/4pb2/3pN2Q/3P4/2N5/PPP3PP/R3KB1R w KQ - 2 10", + "PGN": "1. d4 f5 2. e4 fxe4 3. Nc3 d5 4. f3 exf3 5. Nxf3 Nf6 6. Bg5 e6 7. Ne5 Be7 8. Bxf6 Bxf6 9. Qh5+ Ke7 *", + "Moves": "h5f7 e7d6 c3b5", + "MovesSAN": "Qf7+ Kd6 Nb5#", + "Themes": "mate mateIn2 opening short" + }, + { + "FEN": "6rk/p3Q2p/q7/8/3P4/1P3N1P/P5P1/7K b - - 0 34", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. Bxc6 bxc6 5. c3 Bg7 6. d3 d6 7. Be3 Nf6 8. O-O O-O 9. Nbd2 Rb8 10. Qc2 Ba6 11. Rfd1 Ng4 12. h3 Nxe3 13. fxe3 e6 14. Rab1 Qe7 15. b3 f5 16. c4 fxe4 17. Nxe4 d5 18. cxd5 exd5 19. Nxc5 Qxe3+ 20. Kh1 Bc8 21. Re1 Qf4 22. Ne6 Bxe6 23. Rxe6 Qf5 24. Rxc6 Qh5 25. Qe2 Rbe8 26. Re6 Rxe6 27. Qxe6+ Kh8 28. Re1 g5 29. Qxd5 Qh6 30. Qxg5 Qa6 31. Re7 Bf6 32. Qe3 Bxe7 33. Qxe7 Rg8 34. d4 *", + "Moves": "a6f1 f3g1 f1g2", + "MovesSAN": "Qf1+ Ng1 Qxg2#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "7k/R3Q2p/5p2/8/4p3/1qrb2PP/1P1R1P2/4K3 b - - 3 35", + "PGN": "1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. Bd2 cxd4 6. Nb5 Bxd2+ 7. Qxd2 Ne7 8. Nf3 Nbc6 9. Nbxd4 O-O 10. c3 Ng6 11. Nxc6 bxc6 12. Bd3 Qc7 13. Qe2 f6 14. exf6 gxf6 15. g3 e5 16. Bc2 e4 17. Nd4 Ne5 18. h3 c5 19. Nb5 Qb6 20. O-O-O Ba6 21. a4 Rab8 22. Rxd5 Qc6 23. Rhd1 Rxb5 24. axb5 Bxb5 25. Qh5 Nd3+ 26. Bxd3 Bxd3 27. Rxc5 Qa6 28. Qd5+ Kh8 29. Ra5 Qb6 30. Qc5 Qb3 31. Rd2 Qb8 32. Rxa7 Rc8 33. Qe7 Rxc3+ 34. Kd1 Qb3+ 35. Ke1 *", + "Moves": "c3c1 d2d1 c1d1", + "MovesSAN": "Rc1+ Rd1 Rxd1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r1bqk1nr/pp1p1pbp/4p1p1/1Np1P3/2Bn4/5Q2/PPP2PPP/R1B1K2R w KQkq - 0 10", + "PGN": "1. e4 c5 2. Nc3 Nc6 3. Nf3 g6 4. Bc4 Bg7 5. Ng5 e6 6. Qf3 Qxg5 7. d4 Qe7 8. Nb5 Qd8 9. e5 Nxd4 *", + "Moves": "b5d6 e8e7 f3f7", + "MovesSAN": "Nd6+ Ke7 Qxf7#", + "Themes": "mate mateIn2 opening short" + }, + { + "FEN": "6r1/3k4/2p1pr2/p1P5/P2PR1pn/3B2K1/4RP1P/8 b - - 1 38", + "PGN": "1. e4 Nf6 2. Nc3 d5 3. exd5 Nxd5 4. Qf3 Be6 5. Bc4 c6 6. Nge2 b5 7. Bb3 b4 8. Ne4 Nd7 9. Nd4 Ne5 10. Qe2 Qc7 11. Nxe6 fxe6 12. d4 Nf7 13. Nc5 Nd8 14. Nxe6 Nxe6 15. Qxe6 Qd7 16. Qxd7+ Kxd7 17. Bd2 e6 18. O-O Bd6 19. Rfe1 Rag8 20. Re2 g5 21. Rae1 Rg6 22. c4 bxc3 23. bxc3 Bf4 24. c4 Bxd2 25. Rxd2 Nf4 26. g3 Nh3+ 27. Kg2 g4 28. Rde2 Rf8 29. c5 Ng5 30. Re3 h5 31. R1e2 Rgf6 32. a4 a5 33. Bc4 Rh8 34. Re5 Rg8 35. Bd3 Nf3 36. R5e4 h4 37. gxh4 Nxh4+ 38. Kg3 *", + "Moves": "f6f3 g3h4 f3h3", + "MovesSAN": "Rf3+ Kxh4 Rh3#", + "Themes": "endgame fork master mate mateIn2 sacrifice short" + }, + { + "FEN": "2r1r1k1/1bq4p/pp3bpB/2n2pN1/P2p4/3PQ1NP/1P3PP1/R3R2K w - - 0 23", + "PGN": "1. e4 e5 2. Nf3 d6 3. Bc4 Be7 4. O-O Nf6 5. Nc3 c6 6. h3 O-O 7. d3 Nbd7 8. a4 Qc7 9. Be3 b6 10. Ne2 Bb7 11. Ng3 g6 12. Bh6 Rfe8 13. Qd2 d5 14. exd5 cxd5 15. Bb5 a6 16. Bxd7 Nxd7 17. Rfe1 Rac8 18. c3 f5 19. Ng5 Bf6 20. Kh1 Nc5 21. Qe3 d4 22. cxd4 exd4 *", + "Moves": "e3e8 c8e8 e1e8", + "MovesSAN": "Qxe8+ Rxe8 Rxe8#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "R7/5p1k/nrp1pqp1/p5pP/6P1/3B4/pPP2P2/2K4R w - - 0 31", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd8 4. d4 c6 5. Bc4 Nf6 6. Nf3 Bf5 7. Ne5 e6 8. Bg5 Be7 9. Bxf6 Bxf6 10. Qh5 O-O 11. O-O-O a5 12. g4 Bg6 13. Nxg6 hxg6 14. Qh3 b5 15. Be2 Bxd4 16. Qd3 Qg5+ 17. Kb1 Bxc3 18. Qxc3 Ra6 19. Rd6 b4 20. Qf3 Rb6 21. h4 Qe7 22. Qd3 Na6 23. h5 g5 24. Rd7 Qf6 25. Qe3 Rfb8 26. Ra7 b3 27. Qxb6 bxa2+ 28. Kc1 Rxb6 29. Ra8+ Kh7 30. Bd3+ g6 *", + "Moves": "h5g6 h7g7 h1h7", + "MovesSAN": "hxg6+ Kg7 Rh7#", + "Themes": "doubleCheck endgame mate mateIn2 short" + }, + { + "FEN": "2rr2k1/5p1p/pp3p2/4pQ2/1P6/P4N2/b1R2PPP/6K1 b - - 0 25", + "PGN": "1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Be3 Qc7 6. Nc3 Bb4 7. Bd2 Nf6 8. Bd3 O-O 9. Nf3 b6 10. a3 Be7 11. O-O d6 12. Ne2 Nbd7 13. Ng3 Bb7 14. Re1 Nc5 15. Bc3 Rfd8 16. b4 Nxd3 17. Qxd3 Rac8 18. Bxf6 Bxf6 19. Ra2 e5 20. Rc1 d5 21. exd5 Bxd5 22. Qf5 Bxa2 23. Ne4 Qxc2 24. Nxf6+ gxf6 25. Rxc2 *", + "Moves": "d8d1 f3e1 d1e1", + "MovesSAN": "Rd1+ Ne1 Rxe1#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "5k2/p5pQ/2p1R1p1/2b5/5P2/8/Pqr3rP/5R1K w - - 0 31", + "PGN": "1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. c4 Nb6 5. d4 cxd4 6. Qxd4 Nc6 7. Qd1 e6 8. c5 Bxc5 9. Nc3 Nxe5 10. Bf4 Ng6 11. Bg3 O-O 12. Nf3 d5 13. Bd3 Bd7 14. Bxg6 hxg6 15. Be5 Nc4 16. O-O Nxe5 17. Nxe5 Bc6 18. Kh1 Qf6 19. f4 d4 20. Ne2 d3 21. Qxd3 Rad8 22. Qh3 Rd2 23. Rae1 Rfd8 24. Nxc6 bxc6 25. Ng3 Qxb2 26. Ne4 Rc2 27. Ng5 Rdd2 28. Qh7+ Kf8 29. Nxe6+ fxe6 30. Rxe6 Rxg2 *", + "Moves": "h7h8 f8f7 h8e8", + "MovesSAN": "Qh8+ Kf7 Qe8#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "8/6pk/R6p/4p3/3pP1PK/3P1r1P/2P5/8 b - - 0 31", + "PGN": "1. e4 d5 2. Nc3 d4 3. Nce2 c5 4. d3 Nc6 5. f4 f6 6. Nf3 e5 7. Ng3 Bg4 8. Be2 Bd6 9. fxe5 fxe5 10. h3 Bxf3 11. Bxf3 Nf6 12. Nf5 O-O 13. Bg5 Qa5+ 14. Kf2 Rad8 15. a3 Ne7 16. Nxd6 Rxd6 17. Qe1 Qxe1+ 18. Raxe1 Ng6 19. b4 cxb4 20. axb4 a6 21. Rb1 Nh5 22. g4 Nhf4 23. b5 h6 24. Bxf4 Rxf4 25. bxa6 bxa6 26. Kg3 Rdf6 27. Rhf1 Kh7 28. Ra1 Nh4 29. Kxh4 Rxf3 30. Rxf3 Rxf3 31. Rxa6 *", + "Moves": "g7g5 h4h5 f3h3", + "MovesSAN": "g5+ Kh5 Rxh3#", + "Themes": "deflection endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "7k/pp3rpp/8/6q1/3B4/2PP1nNK/PP3P2/4R3 w - - 0 29", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d3 Bc5 4. c3 d6 5. Nbd2 Nge7 6. Be2 O-O 7. h3 Kh8 8. O-O f5 9. exf5 Bxf5 10. Ne4 Bb6 11. Bg5 Qd7 12. Qc2 Ng6 13. g4 Bxg4 14. hxg4 Qxg4+ 15. Ng3 Rxf3 16. Bxf3 Qxf3 17. Rae1 Qg4 18. Be3 Nh4 19. Bxb6 Rf8 20. Qe2 Nf3+ 21. Kg2 Nxe1+ 22. Rxe1 Qf4 23. Bxc7 Ne7 24. Bxd6 Rf7 25. Bxe5 Qg5 26. Bd4 Nf5 27. Qf3 Nh4+ 28. Kh3 Nxf3 *", + "Moves": "e1e8 f7f8 e8f8", + "MovesSAN": "Re8+ Rf8 Rxf8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "5r2/p4npk/8/7K/2P2p1P/3Q1P2/PP4q1/4R2R b - - 4 38", + "PGN": "1. e4 d5 2. exd5 c6 3. dxc6 Nf6 4. cxb7 Bxb7 5. Nf3 e6 6. Be2 Bd6 7. O-O Na6 8. c3 Rc8 9. Ne1 Bb8 10. Bf3 Qd6 11. g3 Bxf3 12. Qxf3 O-O 13. d4 Nc7 14. Nd2 Ncd5 15. Nb3 h6 16. Bd2 Nh7 17. Nd3 Ndf6 18. Ne5 Nd7 19. Nd3 f5 20. Bf4 Qe7 21. Nbc5 Nxc5 22. Nxc5 Bxf4 23. Qxf4 Ng5 24. Kg2 Rxc5 25. dxc5 Qxc5 26. Qe3 Qd5+ 27. f3 e5 28. c4 Qb7 29. Qxe5 Kh8 30. h4 Nf7 31. Qc3 f4 32. g4 Qe7 33. Rh1 Qe2+ 34. Kh3 h5 35. Rae1 hxg4+ 36. Kxg4 Qg2+ 37. Kh5 Kh7 38. Qd3+ *", + "Moves": "g7g6 d3g6 g2g6", + "MovesSAN": "g6+ Qxg6+ Qxg6#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "1r4k1/1q3pp1/8/7p/3Q4/Pr6/KPR3PP/1R6 b - - 3 34", + "PGN": "1. d4 Nf6 2. Bf4 d5 3. e3 Bg4 4. Nf3 e6 5. c4 Bb4+ 6. Nbd2 Ne4 7. Qa4+ Nc6 8. a3 Nxd2 9. Nxd2 Bxd2+ 10. Kxd2 dxc4 11. Bxc4 O-O 12. Be2 e5 13. Bxg4 exf4 14. Bf3 fxe3+ 15. fxe3 Qg5 16. Bxc6 bxc6 17. Qxc6 Rad8 18. Kd3 Qf5+ 19. Qe4 Qb5+ 20. Kc2 Qe2+ 21. Kb1 Rb8 22. Qc2 Qxe3 23. Rd1 a5 24. Ka2 a4 25. Rac1 Rb3 26. Qxc7 h5 27. Rc3 Qe2 28. Rb1 Rfb8 29. Rc2 Qd3 30. Qc4 Qe4 31. d5 Qe5 32. Qxa4 Qxd5 33. Qc4 Qb7 34. Qd4 *", + "Moves": "b3a3 b2a3 b7b1", + "MovesSAN": "Rxa3+ bxa3 Qxb1#", + "Themes": "discoveredAttack endgame mate mateIn2 short" + }, + { + "FEN": "r2k1b1r/p2pnppp/1pp1pq2/1N6/Q1P1bB2/P5P1/1P3P1P/R3K3 w Q - 0 14", + "PGN": "1. c4 e6 2. e3 Qf6 3. d4 b6 4. a3 Bb7 5. Nc3 Nc6 6. Nf3 Nge7 7. g3 Nxd4 8. Bg2 Nxf3+ 9. Bxf3 Bxf3 10. Qa4 Bxh1 11. Nb5 Kd8 12. e4 Bxe4 13. Bf4 c6 *", + "Moves": "f4c7 d8e8 b5d6", + "MovesSAN": "Bc7+ Ke8 Nd6#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "2Q5/2p3bk/5pp1/3qp3/4R3/1P6/P4PPP/6K1 b - - 0 36", + "PGN": "1. d4 Nf6 2. Nf3 d6 3. Nc3 g6 4. e4 Bg7 5. e5 dxe5 6. Nxe5 O-O 7. Bg5 Nbd7 8. Nxd7 Bxd7 9. Bc4 h6 10. Bxf6 Bxf6 11. O-O Bf5 12. d5 a6 13. Qd2 Bg5 14. Qd4 Bf6 15. Qe3 Re8 16. Qxh6 Bg7 17. Qf4 e5 18. Qg3 Qd6 19. Rfe1 Rad8 20. Rad1 Bc8 21. Ne4 Qb4 22. b3 b5 23. Bd3 Rxd5 24. Qh4 Qe7 25. Qg3 Bb7 26. Ng5 f6 27. Ne4 Qf7 28. c4 Rd4 29. cxb5 axb5 30. Bxb5 Red8 31. Rxd4 Rxd4 32. Bc4 Bd5 33. Bxd5 Qxd5 34. Qh3 Rxe4 35. Qc8+ Kh7 36. Rxe4 *", + "Moves": "d5d1 e4e1 d1e1", + "MovesSAN": "Qd1+ Re1 Qxe1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "4r2k/5Qpp/p5r1/8/1B2P3/5b1q/P5PP/2R1RBK1 b - - 0 32", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 d5 5. cxd5 exd5 6. e3 O-O 7. Qb3 c5 8. dxc5 Ne4 9. Qxb4 Nc6 10. Qb5 Nxc3 11. bxc3 Qf6 12. Bd2 Bg4 13. Nd4 a6 14. Qxb7 Nxd4 15. cxd4 Rfe8 16. Qxd5 Rad8 17. Qb3 Qxd4 18. Qc3 Qd5 19. f3 Bh5 20. Bc4 Qg5 21. Kf2 Kh8 22. Rhe1 Qh4+ 23. Kg1 Qg5 24. Be2 Rd5 25. c6 Rc5 26. Qb4 Rxc6 27. Qf4 Qd5 28. Bb4 Rg6 29. e4 Qe6 30. Rac1 Qh3 31. Bf1 Bxf3 32. Qxf7 *", + "Moves": "g6g2 f1g2 h3g2", + "MovesSAN": "Rxg2+ Bxg2 Qxg2#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "8/8/7P/p4R2/8/3k4/7r/3K4 b - - 0 47", + "PGN": "1. Nf3 c5 2. c4 Nc6 3. d4 e6 4. g3 d5 5. Bg2 cxd4 6. Nxd4 Nxd4 7. Qxd4 Nf6 8. Nc3 Bb4 9. O-O Bxc3 10. bxc3 O-O 11. cxd5 exd5 12. Bg5 h6 13. Bxf6 Qxf6 14. Qxf6 gxf6 15. Bxd5 Kg7 16. Rab1 Bh3 17. Rfd1 Rad8 18. Bxb7 Rxd1+ 19. Rxd1 Rb8 20. Bd5 Rb2 21. e3 Rc2 22. c4 a5 23. Bg2 Bxg2 24. Kxg2 Rxc4 25. Rd5 Ra4 26. Rd2 Kg6 27. Kf3 Kf5 28. Rd5+ Ke6 29. Rd2 Ke5 30. Rb2 f5 31. Kg2 Ke4 32. h4 f6 33. Rb6 Ke5 34. f4+ Ke4 35. Re6+ Kd3 36. Rxf6 Kxe3 37. Rxh6 Rxa2+ 38. Kh3 Ra1 39. Rf6 Kf3 40. Kh2 Ra2+ 41. Kg1 Kxg3 42. Kf1 Kxf4 43. h5 Kf3 44. Ke1 Ke3 45. Kd1 Rh2 46. h6 Kd3 47. Rxf5 *", + "Moves": "h2h1 f5f1 h1f1", + "MovesSAN": "Rh1+ Rf1 Rxf1#", + "Themes": "endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "r1bk2r1/p1pp1Q1p/1pn1p3/3P4/2P3qN/4P1P1/PBP5/R4RK1 b - - 0 22", + "PGN": "1. d4 e6 2. e3 Qf6 3. Nc3 Nc6 4. Bd3 Qg5 5. g3 Nf6 6. f4 Qg4 7. Be2 Qf5 8. Nf3 Bb4 9. O-O Bxc3 10. bxc3 Qe4 11. Bd3 Qd5 12. c4 Qh5 13. Be2 Ng4 14. Bb2 b6 15. Nh4 f5 16. h3 g5 17. fxg5 Qxg5 18. hxg4 fxg4 19. Bxg4 Rg8 20. Qf3 Qxg4 21. Qf7+ Kd8 22. d5 *", + "Moves": "g4g3 h4g2 g3g2", + "MovesSAN": "Qxg3+ Ng2 Qxg2#", + "Themes": "fork mate mateIn2 middlegame short" + }, + { + "FEN": "4r1rk/pp1R4/2p1Q3/4p3/n3qbP1/4N2P/PPP2P2/1K5R w - - 3 25", + "PGN": "1. e4 e5 2. Nc3 d6 3. Nf3 c6 4. d4 Qe7 5. dxe5 dxe5 6. Bg5 Nf6 7. Bc4 h6 8. Bh4 g5 9. Nxg5 hxg5 10. Bxg5 Bh6 11. Bxf6 Qxf6 12. Qe2 Rg8 13. h3 Qg6 14. g4 Bf4 15. Nd1 Nd7 16. Ne3 Qxe4 17. O-O-O Nc5 18. Kb1 Na4 19. Qd2 Be6 20. Bxe6 fxe6 21. Qd7+ Kf8 22. Qd6+ Kg7 23. Qxe6 Rae8 24. Rd7+ Kh8 *", + "Moves": "e6f6 g8g7 f6g7", + "MovesSAN": "Qf6+ Rg7 Qxg7#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "5rk1/p2BQ1pp/3Npr2/8/1P6/8/P5PP/4R2K b - - 0 30", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. c4 Qe4+ 4. Qe2 Qc2 5. Nc3 Qf5 6. Nf3 Nc6 7. d4 Qd7 8. d5 Na5 9. b4 Nxc4 10. Qxc4 Nf6 11. Be2 e6 12. dxe6 fxe6 13. O-O Bd6 14. Re1 O-O 15. Nb5 Kh8 16. Nxd6 cxd6 17. Qb5 Qc7 18. Bg5 Bd7 19. Qc4 Qb8 20. Bxf6 Rxf6 21. Bd3 b5 22. Qh4 Rh6 23. Qe7 Qc7 24. Ng5 Rf6 25. Nf7+ Kg8 26. Nxd6 Raf8 27. Bxb5 Qb6 28. Kh1 Qxf2 29. Bxd7 Qxe1+ 30. Rxe1 *", + "Moves": "f6f1 e1f1 f8f1", + "MovesSAN": "Rf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "2Q1Rr2/p6p/1p1k4/8/8/2P2qP1/3p3P/6K1 w - - 3 39", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. e5 d5 7. exf6 dxc4 8. fxg7 Rg8 9. Bg5 Qd5 10. O-O Be6 11. Bf6 d3 12. Re1 Be7 13. Bxe7 Nxe7 14. Nbd2 O-O-O 15. Re5 Qd7 16. b4 Rxg7 17. a4 Rdg8 18. g3 Nc6 19. Rc5 b6 20. Ne5 Nxe5 21. Rxe5 f6 22. Qf3 c6 23. Qxf6 Bd5 24. Rae1 Rf7 25. Qh4 Rgf8 26. Re7 Qf5 27. Ne4 Bxe4 28. R7xe4 Qxf2+ 29. Kh1 Qf3+ 30. Kg1 d2 31. Re8+ Kb7 32. R1e7+ Rxe7 33. Qxe7+ Ka6 34. b5+ cxb5 35. axb5+ Kxb5 36. Qb4+ Kc6 37. Qxc4+ Kd7 38. Qc8+ Kd6 *", + "Moves": "e8e6 d6d5 c8c6", + "MovesSAN": "Re6+ Kd5 Qc6#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "1rb4r/3k2pp/p2p1p2/1p1NpPbQ/1Pq1P3/8/P1P3PP/R4R1K w - - 1 20", + "PGN": "1. e4 c5 2. Nc3 e6 3. f4 d6 4. Nf3 a6 5. d4 cxd4 6. Nxd4 Nd7 7. f5 e5 8. Nf3 Ngf6 9. Bg5 Be7 10. Bc4 b5 11. Bxf6 Nxf6 12. Bd5 Rb8 13. O-O Qc7 14. Ng5 Nxd5 15. Nxd5 Qc5+ 16. Kh1 Bxg5 17. Qg4 f6 18. Qh5+ Kd7 19. b4 Qc4 *", + "Moves": "h5f7 d7c6 f7c7", + "MovesSAN": "Qf7+ Kc6 Qc7#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "4r1k1/ppp2p1p/6p1/2P5/3Q4/4r3/P1B2NPP/1R5K b - - 0 27", + "PGN": "1. e4 e5 2. f4 Nc6 3. Nf3 Bc5 4. fxe5 d6 5. d4 Bb6 6. exd6 Qxd6 7. e5 Qd8 8. c4 Bg4 9. c5 Ba5+ 10. Bd2 Bxd2+ 11. Nbxd2 Nxd4 12. Qa4+ Nc6 13. Qxg4 Nge7 14. Bc4 Ng6 15. Qf5 O-O 16. O-O Nd4 17. Nxd4 Qxd4+ 18. Rf2 Nxe5 19. Bb3 Ng4 20. Ne4 Nxf2 21. Nxf2 Qxb2 22. Rb1 Qd4 23. Kh1 Rae8 24. Bc2 g6 25. Qf3 Re3 26. Qg4 Rfe8 27. Qxd4 *", + "Moves": "e3e1 b1e1 e8e1", + "MovesSAN": "Re1+ Rxe1 Rxe1#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "1r5k/pp4pp/6b1/2pB1Q2/8/3P2qP/PPP5/5R1K w - - 2 24", + "PGN": "1. e4 d6 2. g3 c5 3. Bg2 Nf6 4. Nc3 e5 5. d3 Be7 6. f4 exf4 7. Bxf4 O-O 8. Nf3 Nc6 9. O-O Bg4 10. h3 Bd7 11. e5 dxe5 12. Nxe5 Nxe5 13. Bxe5 Rb8 14. Ne4 Nxe4 15. Bxe4 f5 16. Bd5+ Kh8 17. Qh5 Be8 18. Qf3 Bd6 19. Rae1 Bxe5 20. Rxe5 Qc7 21. Rxf5 Rxf5 22. Qxf5 Qxg3+ 23. Kh1 Bg6 *", + "Moves": "f5f8 b8f8 f1f8", + "MovesSAN": "Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate endgame mate mateIn2 sacrifice short" + }, + { + "FEN": "5rk1/q4p2/2p3pp/4P3/1QN5/6P1/r4PBP/3RR1K1 b - - 0 31", + "PGN": "1. d4 Nf6 2. Nf3 d6 3. g3 g6 4. Bg2 Bg7 5. O-O c6 6. b3 O-O 7. Bb2 a5 8. Nbd2 a4 9. a3 axb3 10. cxb3 Be6 11. e4 Na6 12. b4 b5 13. Qc2 Rc8 14. Nb3 Bc4 15. Rfe1 h6 16. Rad1 Qb6 17. e5 Nd5 18. Nbd2 Ndxb4 19. axb4 Nxb4 20. Qb1 Bd5 21. Ne4 Ra8 22. exd6 exd6 23. Nxd6 Ra2 24. Ne5 Bxe5 25. dxe5 Bb3 26. Bd4 Qa5 27. Qxb3 Nc2 28. Bc3 b4 29. Nc4 Qa7 30. Bxb4 Nxb4 31. Qxb4 *", + "Moves": "a7f2 g1h1 f2g2", + "MovesSAN": "Qxf2+ Kh1 Qxg2#", + "Themes": "master mate mateIn2 middlegame short" + }, + { + "FEN": "rq2r3/pp1nk1pp/2p2bb1/2N5/8/1QBP4/PPP2PPP/R4RK1 w - - 7 19", + "PGN": "1. e4 c6 2. Nc3 d5 3. Nf3 dxe4 4. Nxe4 Nf6 5. Qe2 Nxe4 6. Qxe4 Qa5 7. Bc4 Bf5 8. Qf4 e6 9. O-O Nd7 10. d3 Be7 11. Bd2 Qd8 12. Bc3 Bf6 13. Nd4 Bg6 14. Bxe6 fxe6 15. Nxe6 Qb8 16. Qb4 Kf7 17. Qb3 Re8 18. Nc5+ Ke7 *", + "Moves": "b3e6 e7f8 c5d7", + "MovesSAN": "Qe6+ Kf8 Nxd7#", + "Themes": "deflection mate mateIn2 middlegame short" + }, + { + "FEN": "6k1/pp3pp1/2p1R1p1/6Pn/3r1P1R/r7/P5KP/1B6 w - - 0 36", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qe5+ 4. Be2 c6 5. Nf3 Qa5 6. d4 Bf5 7. O-O e6 8. Bc4 Nf6 9. Bd2 Be7 10. Nd5 Qd8 11. Nxe7 Qxe7 12. c3 Nbd7 13. Re1 O-O 14. Nh4 Bg6 15. Nxg6 hxg6 16. Re3 Qd6 17. Rh3 Nh5 18. Bd3 Nf4 19. Bxf4 Qxf4 20. Qe2 Nf6 21. Re1 Rad8 22. g3 Qg4 23. Qf1 Rd5 24. f3 Qg5 25. Rh4 Ra5 26. Qh3 Nh5 27. g4 Qd2 28. Qf1 Nf4 29. Bb1 Qxb2 30. g5 Nh5 31. f4 Qxc3 32. Qf2 Ra3 33. Kg2 Rd8 34. Rxe6 Qxd4 35. Qxd4 Rxd4 *", + "Moves": "e6e8 g8h7 h4h5", + "MovesSAN": "Re8+ Kh7 Rxh5#", + "Themes": "endgame mate mateIn2 pin short" + }, + { + "FEN": "8/8/4B2p/5p2/3BpPbk/4P3/7K/4b3 w - - 8 56", + "PGN": "1. b3 e5 2. Bb2 Nc6 3. Nf3 d6 4. e3 g6 5. d4 Bg7 6. dxe5 Nxe5 7. Nxe5 dxe5 8. Qxd8+ Kxd8 9. Be2 Ne7 10. O-O Nc6 11. c4 Ke7 12. Nd2 Rd8 13. Ne4 Kf8 14. Rfd1 Bf5 15. Ng3 Be6 16. Rxd8+ Rxd8 17. Rd1 Rxd1+ 18. Bxd1 Nb4 19. a3 Nd3 20. Bc3 Nc1 21. Bb2 Nd3 22. Bc3 c6 23. Bc2 Nc5 24. Ne4 Nxe4 25. Bxe4 Ke7 26. Kf1 Kd6 27. Ke2 f5 28. Bc2 Bf8 29. Bb4+ c5 30. Bc3 Kc6 31. f4 e4 32. Kf2 a6 33. Kg3 b5 34. cxb5+ axb5 35. Kf2 c4 36. bxc4 Bxc4 37. h3 Bxa3 38. g4 Bc1 39. gxf5 gxf5 40. Bb4 Kd5 41. Bd1 Ke6 42. Bh5 Kf6 43. Be8 Kg7 44. h4 Kh6 45. h5 Kg7 46. Bd7 Kf6 47. Be8 Bf7 48. Bxb5 Bxh5 49. Bc4 Bg4 50. Bc3+ Kg6 51. Bg8 h6 52. Bd4 Kh5 53. Kg3 Bd2 54. Be6 Be1+ 55. Kh2 Kh4 *", + "Moves": "d4f6 h4h5 e6f7", + "MovesSAN": "Bf6+ Kh5 Bf7#", + "Themes": "bishopEndgame endgame mate mateIn2 short" + }, + { + "FEN": "r2q1rk1/ppp2ppp/3p4/3P4/8/1BN1PP1b/PP5P/R2QR1K1 b - - 0 16", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. O-O d6 5. c3 Bd7 6. d4 exd4 7. cxd4 Bb6 8. Nc3 Nge7 9. Bc4 O-O 10. Bb3 Bg4 11. d5 Ne5 12. Be3 Nxf3+ 13. gxf3 Bh3 14. Re1 Bxe3 15. fxe3 Nxd5 16. exd5 *", + "Moves": "d8g5 g1f2 g5g2", + "MovesSAN": "Qg5+ Kf2 Qg2#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "2r1r1k1/p4pP1/1p5R/2p5/8/P2P1qP1/2PQ3P/6K1 w - - 1 29", + "PGN": "1. e4 c5 2. Bc4 e6 3. d3 Nc6 4. a3 Nf6 5. Ne2 d5 6. exd5 exd5 7. Ba2 Be6 8. O-O Be7 9. Nbc3 O-O 10. Bg5 h6 11. Bxf6 Bxf6 12. Qd2 Bg5 13. f4 Bf6 14. g3 Rc8 15. f5 Bd7 16. Nxd5 Bxb2 17. Rab1 Bd4+ 18. Kh1 b6 19. f6 Bh3 20. Rf4 Be5 21. Rh4 Be6 22. Rf1 Bxd5+ 23. Bxd5 Qxd5+ 24. Kg1 Bd4+ 25. Nxd4 Nxd4 26. Rxh6 Nf3+ 27. Rxf3 Qxf3 28. fxg7 Rfe8 *", + "Moves": "h6h8 g8g7 d2h6", + "MovesSAN": "Rh8+ Kxg7 Qh6#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r1q2r1k/1Q2R3/pn3p1P/1p3bp1/B4B2/2N2P2/PP6/2K5 w - - 0 30", + "PGN": "1. e4 d5 2. d4 dxe4 3. c4 Nf6 4. Bg5 c6 5. Nc3 Bf5 6. Qb3 Qc8 7. f3 e3 8. Nge2 Nbd7 9. Ng3 Bg6 10. h4 h6 11. Bxe3 e6 12. h5 Bh7 13. O-O-O Bd6 14. Nge4 Be7 15. g4 O-O 16. g5 hxg5 17. Nxg5 Bf5 18. h6 g6 19. d5 cxd5 20. cxd5 Nxd5 21. Rxd5 exd5 22. Qxd5 Bxg5 23. Bxg5 Kh7 24. Bb5 f6 25. Bf4 a6 26. Ba4 b5 27. Re1 Nb6 28. Re7+ Kh8 29. Qb7 g5 *", + "Moves": "e7h7 f5h7 b7g7", + "MovesSAN": "Rh7+ Bxh7 Qg7#", + "Themes": "clearance kingsideAttack mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "7k/6p1/2p4p/3q4/3P1PKP/4Q1P1/8/8 b - - 2 51", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. O-O Bd6 6. d4 Bg4 7. dxe5 Bxf3 8. Qxf3 Bxe5 9. Rd1 Qf6 10. Qe2 Ne7 11. Nc3 O-O 12. Bd2 Rad8 13. Rab1 Rd4 14. Be3 Rxd1+ 15. Rxd1 Bxc3 16. bxc3 Qxc3 17. Rd7 Qe5 18. Bd4 Qe6 19. Rxc7 Nf5 20. c3 Nd6 21. e5 f6 22. Qe3 Qxa2 23. h3 Nf5 24. Qf4 Qb1+ 25. Kh2 Nxd4 26. cxd4 fxe5 27. Qxe5 Qg6 28. Rxb7 Re8 29. Re7 Kf8 30. Rxe8+ Qxe8 31. Qd6+ Kg8 32. Qa3 Qc8 33. Qc5 h6 34. f3 Kh8 35. Qb6 Kh7 36. g3 Kg8 37. Qb3+ Kf8 38. Qb6 Ke8 39. Qc5 Qc7 40. Qc1 Kf8 41. Qe3 a5 42. Qc3 Qb6 43. h4 a4 44. Qa3+ Kg8 45. Qxa4 Qb2+ 46. Kh3 Qb5 47. Qa2+ Kh8 48. Qd2 Qf1+ 49. Kg4 Qb5 50. f4 Qd5 51. Qe3 *", + "Moves": "h6h5 g4h3 d5h1", + "MovesSAN": "h5+ Kh3 Qh1#", + "Themes": "endgame mate mateIn2 queenEndgame short" + }, + { + "FEN": "6k1/2R5/b3p1pP/4P1B1/2r2P2/4K3/2p5/8 w - - 3 47", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nc6 5. Nxc6 bxc6 6. Nc3 Nf6 7. Be3 e6 8. Qd2 Be7 9. f3 O-O 10. O-O-O d5 11. e5 Nd7 12. Bf4 c5 13. h4 c4 14. g4 a5 15. g5 a4 16. h5 a3 17. bxa3 Rb8 18. Qe3 Bxa3+ 19. Kd2 Qa5 20. g6 Bb4 21. gxh7+ Kh8 22. h6 g6 23. Bg2 Nc5 24. Bg5 Na4 25. Rb1 Bxc3+ 26. Ke2 Rxb1 27. Rxb1 d4 28. Qf4 d3+ 29. Kf2 Bd4+ 30. Qxd4 dxc2 31. Rc1 Qc5 32. Qxc5 Nxc5 33. Rxc2 Nd3+ 34. Ke3 Ne1 35. Re2 Nxg2+ 36. Rxg2 Ba6 37. Rc2 Kxh7 38. f4 Rb8 39. a4 Rb3+ 40. Kd4 Rd3+ 41. Ke4 Ra3 42. Rd2 Rxa4 43. Rd7 c3+ 44. Ke3 c2 45. Rxf7+ Kg8 46. Rc7 Rc4 *", + "Moves": "h6h7 g8h8 g5f6", + "MovesSAN": "h7+ Kh8 Bf6#", + "Themes": "advancedPawn endgame mate mateIn2 short" + }, + { + "FEN": "6k1/1pR2ppp/p7/8/1P2r3/r3P3/5P1P/5R1K w - - 0 25", + "PGN": "1. Nf3 d5 2. d4 Nc6 3. c4 Bg4 4. cxd5 Qxd5 5. e3 e5 6. Nc3 Qa5 7. dxe5 Nxe5 8. Be2 Rd8 9. Qa4+ Qxa4 10. Nxa4 Nxf3+ 11. Bxf3 Bxf3 12. gxf3 Bb4+ 13. Nc3 Nf6 14. O-O O-O 15. a3 Bc5 16. b4 Bd6 17. Bb2 a6 18. Kh1 Be5 19. Rab1 Rd3 20. Ne4 Nxe4 21. fxe4 Bxb2 22. Rxb2 Re8 23. Rc2 Rxe4 24. Rxc7 Rxa3 *", + "Moves": "c7c8 e4e8 c8e8", + "MovesSAN": "Rc8+ Re8 Rxe8#", + "Themes": "backRankMate endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "7r/p7/8/R3RN2/1P3pk1/6Pr/P7/6K1 b - - 0 43", + "PGN": "1. e4 e5 2. Nc3 Nf6 3. d3 Bb4 4. Nf3 d6 5. Bg5 Bg4 6. Be2 Nbd7 7. O-O h6 8. Be3 c6 9. Nb1 d5 10. c3 Ba5 11. b4 Bb6 12. Bxb6 Qxb6 13. exd5 cxd5 14. Re1 O-O 15. Bf1 e4 16. dxe4 dxe4 17. h3 exf3 18. hxg4 fxg2 19. Bxg2 Qc7 20. Qf3 Rab8 21. Nd2 Ne5 22. Qg3 Nfxg4 23. Bh3 h5 24. Bxg4 hxg4 25. Qxe5 Qxe5 26. Rxe5 f5 27. Rae1 Rbd8 28. Nc4 Rc8 29. Nd6 Rxc3 30. Nxb7 Kh7 31. Nc5 Kg6 32. Re6+ Kg5 33. Ra6 Rh8 34. Ne6+ Kf6 35. Nf4+ Kg5 36. Ne2 Rch3 37. Ng3 f4 38. Re5+ Kh4 39. Nf5+ Kg5 40. Nxg7+ Kh4 41. Raa5 g3 42. Nf5+ Kg4 43. fxg3 *", + "Moves": "h3h1 g1g2 h8h2", + "MovesSAN": "Rh1+ Kg2 R8h2#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "2R2bk1/p4p1p/1p2p1pB/n2pP3/q2P4/P2B1N2/1P2NPPP/6K1 b - - 2 23", + "PGN": "1. e4 b6 2. d4 Bb7 3. Nd2 g6 4. Bd3 Bg7 5. Ne2 e6 6. O-O Ne7 7. Nf3 d5 8. e5 c5 9. c3 cxd4 10. cxd4 Nbc6 11. Bg5 Qd7 12. Rc1 Nb4 13. Bb1 Rc8 14. Rxc8+ Bxc8 15. Qb3 Nec6 16. a3 Na6 17. Bd3 Nc7 18. Rc1 Na5 19. Qc2 O-O 20. Qxc7 Qa4 21. Qxc8 Rxc8 22. Rxc8+ Bf8 23. Bh6 *", + "Moves": "a4d1 f3e1 d1e1", + "MovesSAN": "Qd1+ Ne1 Qxe1#", + "Themes": "fork mate mateIn2 middlegame short" + }, + { + "FEN": "7k/1p4rp/5Q2/p2B4/2P5/P1Pn2PP/8/4qRK1 b - - 4 29", + "PGN": "1. c4 e5 2. Nc3 Nf6 3. g3 Bb4 4. Bg2 Nc6 5. d3 O-O 6. e4 d6 7. Ne2 Be6 8. O-O a5 9. a3 Bxc3 10. bxc3 Qe8 11. h3 Rd8 12. Kh2 Nd7 13. f4 f5 14. fxe5 Ndxe5 15. Nf4 Bc8 16. Nd5 Rf7 17. exf5 Bxf5 18. Bf4 Nxd3 19. Nxc7 Rxc7 20. Bd5+ Kh8 21. Bxd6 Rxd6 22. Rxf5 Nce5 23. Qf1 Rf6 24. Rxf6 gxf6 25. Qxf6+ Rg7 26. Rf1 Nf3+ 27. Rxf3 Qe2+ 28. Kg1 Qe1+ 29. Rf1 *", + "Moves": "e1g3 d5g2 g3g2", + "MovesSAN": "Qxg3+ Bg2 Qxg2#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "3r2k1/p4ppp/2p5/4Q3/2P5/P2q4/5PP1/4R1K1 w - - 0 35", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. Nf3 Nf6 5. Bb5+ c6 6. Ba4 Bf5 7. O-O e6 8. Nd4 Bg6 9. d3 Bb4 10. Nb3 Qc7 11. a3 Bd6 12. Nd4 Bxh2+ 13. Kh1 Be5 14. Nf3 Bxc3 15. bxc3 b5 16. Bb3 Nbd7 17. c4 Rb8 18. cxb5 Rxb5 19. c4 Rh5+ 20. Kg1 Ne5 21. Re1 Nxf3+ 22. Qxf3 O-O 23. Bf4 Qd7 24. Red1 Rd8 25. Ba4 Rc8 26. Re1 Rf5 27. Qe3 Ra5 28. Bc2 Nh5 29. Qd2 Nxf4 30. Qxa5 e5 31. Qxe5 Nxd3 32. Bxd3 Bxd3 33. Rad1 Rd8 34. Rxd3 Qxd3 *", + "Moves": "e5e8 d8e8 e1e8", + "MovesSAN": "Qe8+ Rxe8 Rxe8#", + "Themes": "backRankMate endgame mate mateIn2 sacrifice short" + }, + { + "FEN": "8/6B1/2R5/1p3p1k/p3p2P/P3P1P1/1P2bPK1/3r4 b - - 2 32", + "PGN": "1. d4 d5 2. c4 e5 3. cxd5 Qxd5 4. Nf3 e4 5. Nc3 Bb4 6. Ne5 Nc6 7. Nxc6 Qxc6 8. Bd2 Nf6 9. e3 a6 10. a3 Bxc3 11. Bxc3 O-O 12. Be2 h5 13. Bxh5 Nxh5 14. Qxh5 Be6 15. O-O b5 16. Rac1 Qd7 17. d5 Qxd5 18. Qxd5 Bxd5 19. Rfd1 Bc4 20. Rd4 f5 21. Rd7 Rf7 22. Rcd1 a5 23. Rxf7 Kxf7 24. Rd7+ Kg6 25. Rxg7+ Kh6 26. Rxc7 a4 27. h3 Rd8 28. g3 Rd1+ 29. Kg2 Be2 30. Rc6+ Kg5 31. h4+ Kh5 32. Bg7 *", + "Moves": "e2f3 g2h3 d1h1", + "MovesSAN": "Bf3+ Kh3 Rh1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "8/5pQ1/4p2p/3p1q1k/2b5/6PK/6B1/8 w - - 1 36", + "PGN": "1. Nf3 c5 2. c4 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nxc6 bxc6 6. g3 d5 7. Bg2 e6 8. O-O Bc5 9. Qc2 Bb6 10. Nc3 O-O 11. Rd1 Qe7 12. Na4 Ba6 13. Nxb6 axb6 14. Be3 Bxc4 15. Bxb6 Rfb8 16. Be3 Rxa2 17. Rxa2 Bxa2 18. Qxc6 Rxb2 19. Bc5 Qe8 20. Qc7 Rxe2 21. Ra1 h6 22. Bd4 Bc4 23. Qb7 Qb5 24. Qa8+ Kh7 25. Qf8 Kg6 26. h4 Ra2 27. Re1 Qa5 28. Rd1 Rd2 29. Rxd2 Qxd2 30. Be3 Qe1+ 31. Kh2 Ng4+ 32. Kh3 Nxf2+ 33. Bxf2 Qxf2 34. h5+ Kxh5 35. Qxg7 Qf5+ *", + "Moves": "g3g4 f5g4 g7g4", + "MovesSAN": "g4+ Qxg4+ Qxg4#", + "Themes": "endgame fork master masterVsMaster mate mateIn2 short" + }, + { + "FEN": "7k/2qR2p1/2p2b1p/p4Q2/Pp6/1B5P/1PP2KP1/4r3 b - - 1 35", + "PGN": "1. e4 c6 2. Nc3 d5 3. Nf3 dxe4 4. Nxe4 Nf6 5. Ng3 Bg4 6. h3 Bxf3 7. Qxf3 e6 8. Bd3 Be7 9. Nh5 Nxh5 10. Qxh5 Nd7 11. O-O Nf6 12. Qg5 O-O 13. Qh4 h6 14. Qg3 Qd6 15. Qf3 Rfd8 16. Bc4 Nd5 17. d3 b5 18. Bb3 a5 19. a4 b4 20. Qg4 Kh7 21. Qe4+ f5 22. Qe2 Bf6 23. Re1 Re8 24. Rb1 e5 25. f3 Re7 26. Be3 e4 27. fxe4 fxe4 28. Qf2 Nxe3 29. Rxe3 exd3 30. Rxd3 Qc7 31. Rbd1 Rae8 32. Qf5+ Kh8 33. Rd7 Re1+ 34. Rxe1 Rxe1+ 35. Kf2 *", + "Moves": "f6h4 g2g3 c7g3", + "MovesSAN": "Bh4+ g3 Qxg3#", + "Themes": "endgame killBoxMate mate mateIn2 short" + }, + { + "FEN": "5rk1/1b3p1p/1P2p1p1/p5P1/P1P4P/BP3pb1/8/3B1R1K b - - 0 34", + "PGN": "1. c4 c6 2. Nf3 d5 3. e3 Nf6 4. d4 e6 5. b3 Be7 6. Bb2 O-O 7. Nbd2 b6 8. Bd3 Bb7 9. O-O Nbd7 10. Qc2 Rc8 11. Ne5 g6 12. f4 c5 13. Qd1 Nxe5 14. fxe5 Nd7 15. Qe2 Bg5 16. Nf3 Bh6 17. g4 Qe7 18. a4 a5 19. Ba3 Rcd8 20. e4 Nb8 21. h4 Nc6 22. g5 Bg7 23. Qf2 Nb4 24. Bxb4 dxe4 25. Ba3 exf3 26. Bc2 Qc7 27. dxc5 Bxe5 28. cxb6 Qb8 29. Rad1 Bg3 30. Qe3 Bh2+ 31. Kh1 Qg3 32. Qf2 Rxd1 33. Qxg3 Bxg3 34. Bxd1 *", + "Moves": "f3f2 d1f3 b7f3", + "MovesSAN": "f2+ Bf3 Bxf3#", + "Themes": "advancedPawn discoveredAttack endgame kingsideAttack mate mateIn2 short" + }, + { + "FEN": "Q5nr/1pp2ppp/3k2r1/1PN4q/3B2b1/P7/3P1PPP/4n1K1 w - - 4 22", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nf3 Bg4 4. Be2 Nc6 5. O-O O-O-O 6. c4 Qh5 7. a3 e5 8. Re1 Bd6 9. b4 e4 10. c5 exf3 11. cxd6 fxe2 12. Qa4 Rxd6 13. b5 Ne5 14. Qxa7 Nd3 15. Nc3 Nxe1 16. Ne4 Rg6 17. Bb2 Nd3 18. Bd4 e1=Q+ 19. Rxe1 Nxe1 20. Qa8+ Kd7 21. Nc5+ Kd6 *", + "Moves": "a8d8 g4d7 d8d7", + "MovesSAN": "Qd8+ Bd7 Qxd7#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "4R1r1/1p1k2qp/2p5/2Pp4/3P1pr1/5Q2/P5PP/4R1K1 w - - 7 32", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nxe5 Qe7 4. d4 d6 5. Nf3 Nxe4 6. Be2 Bg4 7. O-O d5 8. Re1 Nc6 9. Bf4 O-O-O 10. Ne5 Bxe2 11. Rxe2 Nxe5 12. Bxe5 f6 13. Bg3 Qd7 14. Nc3 f5 15. Be5 c6 16. f3 Nd6 17. Na4 Nc4 18. Bg3 g5 19. b3 Nb6 20. Nxb6+ axb6 21. Be5 Rg8 22. c4 f4 23. b4 Bd6 24. c5 Bxe5 25. Rxe5 bxc5 26. bxc5 g4 27. Rb1 gxf3 28. Qxf3 Rg4 29. Rbe1 Rdg8 30. R5e2 Qg7 31. Re8+ Kd7 *", + "Moves": "f3g4 g7g4 e1e7", + "MovesSAN": "Qxg4+ Qxg4 R1e7#", + "Themes": "endgame mate mateIn2 sacrifice short" + }, + { + "FEN": "6r1/3p1rpk/p3p1Rp/1p2Pp2/4qP2/6QK/PP5P/6R1 w - - 6 30", + "PGN": "1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 Nc6 7. O-O Be7 8. Nb3 b5 9. f4 Bb7 10. e5 Ng8 11. Bf3 Rc8 12. Ne4 Nh6 13. Nd6+ Bxd6 14. Qxd6 Nf5 15. Qd1 Qb6+ 16. Kh1 O-O 17. Qe2 Ncd4 18. Nxd4 Nxd4 19. Qd3 Bxf3 20. Be3 Bxg2+ 21. Kxg2 Qb7+ 22. Kh3 Nxc2 23. Rad1 Nxe3 24. Qxe3 h6 25. Rg1 Kh7 26. Rg3 f5 27. Rdg1 Rf7 28. Rg6 Rg8 29. Qg3 Qe4 *", + "Moves": "g6h6 g7h6 g3g8", + "MovesSAN": "Rxh6+ gxh6 Qxg8#", + "Themes": "discoveredAttack endgame mate mateIn2 short" + }, + { + "FEN": "8/5k1p/p4p1p/8/4r3/8/PPRp1PPP/3R2K1 b - - 0 27", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 bxc6 5. Nxe5 f6 6. Nd3 Bb7 7. O-O d5 8. exd5 cxd5 9. c3 c5 10. Qb3 c4 11. Qxb7 cxd3 12. Qc6+ Kf7 13. Qb7+ Be7 14. Na3 Nh6 15. c4 Qa5 16. Qxd5+ Qxd5 17. cxd5 Rhd8 18. Nc4 Bc5 19. Ne3 Bxe3 20. dxe3 Rxd5 21. e4 Rd4 22. Bxh6 gxh6 23. Rad1 Rc8 24. Rfe1 Rc2 25. Re3 d2 26. Rc3 Rxe4 27. Rxc2 *", + "Moves": "e4e1 d1e1 d2e1q", + "MovesSAN": "Re1+ Rxe1 dxe1=Q#", + "Themes": "advancedPawn endgame mate mateIn2 promotion rookEndgame short" + }, + { + "FEN": "r1bqk1nr/ppp1p2p/2n4b/3pN3/3P4/2N1p3/PPP2PPP/R2QKB1R w KQkq - 0 10", + "PGN": "1. Nf3 d5 2. d4 Nc6 3. Bg5 f6 4. Bh4 g5 5. Bg3 Bh6 6. Nc3 f5 7. Ne5 f4 8. Bxf4 gxf4 9. e3 fxe3 *", + "Moves": "d1h5 e8f8 h5f7", + "MovesSAN": "Qh5+ Kf8 Qf7#", + "Themes": "mate mateIn2 opening short" + }, + { + "FEN": "3r2k1/pp3p1p/1qn1p1p1/3r2NQ/1P1P4/P7/5PPP/2KR3R w - - 0 21", + "PGN": "1. d4 c6 2. c4 d5 3. cxd5 cxd5 4. Nc3 Bf5 5. Nf3 Nf6 6. e3 e6 7. Bd3 Bxd3 8. Qxd3 Bd6 9. e4 dxe4 10. Nxe4 Nxe4 11. Qxe4 Qa5+ 12. Bd2 Bb4 13. Qg4 Bxd2+ 14. Nxd2 O-O 15. a3 Nc6 16. b4 Qb6 17. Nf3 Rad8 18. O-O-O Rd5 19. Ng5 Rfd8 20. Qh5 g6 *", + "Moves": "h5h7 g8f8 h7f7", + "MovesSAN": "Qxh7+ Kf8 Qxf7#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "1r5r/3qNpk1/p2p2p1/4p3/2p1P3/4B3/PPP2QK1/3R1N2 b - - 0 26", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e5 7. Nb3 Be6 8. O-O Nbd7 9. Be3 h5 10. f3 b5 11. Qe1 Nb6 12. Qf2 Nc4 13. Bxc4 bxc4 14. Nd2 Rb8 15. Rab1 Be7 16. Rfd1 Qc7 17. Kh1 O-O 18. h3 g6 19. g4 hxg4 20. hxg4 Kg7 21. Kg2 Rh8 22. Nf1 Nxg4 23. fxg4 Bxg4 24. Nd5 Qd7 25. Nxe7 Bxd1 26. Rxd1 *", + "Moves": "d7h3 g2g1 h3h1", + "MovesSAN": "Qh3+ Kg1 Qh1#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "6k1/4rppp/p7/8/8/3R1P2/P5PP/5K2 w - - 0 41", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nd4 4. Nxd4 exd4 5. d3 c5 6. Bd2 Nf6 7. c3 d6 8. cxd4 cxd4 9. Na3 Be7 10. Nb5 Bg4 11. f3 Bh5 12. Nxd4 O-O 13. Nf5 Bg6 14. Nxe7+ Qxe7 15. O-O Rac8 16. Bb4 b6 17. e5 Ne8 18. exd6 Nxd6 19. Re1 Qf6 20. Bc3 Qf4 21. Be5 Rxc4 22. Bxf4 Rxf4 23. Rc1 Rd4 24. Re3 Nf5 25. Re4 Rdd8 26. Rec4 Ne3 27. Qe2 Nxc4 28. dxc4 Bd3 29. Qe1 Rfe8 30. Qc3 Re2 31. Rd1 Rc2 32. Qb3 Re2 33. Rxd3 Re1+ 34. Kf2 Rde8 35. Qc3 R1e2+ 36. Kf1 R2e7 37. c5 bxc5 38. b4 cxb4 39. Qxb4 a6 40. Qxe7 Rxe7 *", + "Moves": "d3d8 e7e8 d8e8", + "MovesSAN": "Rd8+ Re8 Rxe8#", + "Themes": "backRankMate endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "3R4/5pk1/3Q2pp/1p2Pq2/2p2P2/6P1/1P4PK/r7 w - - 12 37", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bg5 Nbd7 6. e3 h6 7. Bf4 O-O 8. Qc2 b6 9. cxd5 exd5 10. Bd3 Bb7 11. Rc1 c5 12. O-O Re8 13. Ne5 c4 14. Bf5 Nf8 15. Rfe1 a6 16. a4 Nh5 17. Bg3 Nxg3 18. hxg3 Bd6 19. Nf3 g6 20. Bh3 Bc6 21. e4 dxe4 22. Nxe4 Bxe4 23. Rxe4 b5 24. axb5 axb5 25. Ne5 Bxe5 26. dxe5 Ne6 27. Bxe6 Rxe6 28. Rd1 Qc7 29. f4 Rd8 30. Rxd8+ Qxd8 31. Qf2 Ra6 32. Rd4 Ra1+ 33. Kh2 Qe7 34. Qd2 Qe6 35. Rd8+ Kg7 36. Qd6 Qf5 *", + "Moves": "d6f8 g7h7 f8h8", + "MovesSAN": "Qf8+ Kh7 Qh8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "6r1/pp1r1p1k/2p1p1p1/3nB1Pp/3P3R/5Q2/PP1q1PKP/8 w - - 2 44", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. Nf3 c6 5. d4 Bg4 6. Be2 Nf6 7. Bd2 Qd8 8. O-O e6 9. Re1 Be7 10. Ne5 Bxe2 11. Qxe2 Nbd7 12. Nf3 O-O 13. Ne4 Nxe4 14. Qxe4 Nf6 15. Qe2 Qb6 16. Bc3 Nd5 17. Qd2 Bf6 18. Ne5 Bxe5 19. Rxe5 Nf6 20. Qf4 Qd8 21. Rd1 Nd5 22. Qg3 Qf6 23. Bd2 Qg6 24. Rg5 Qf6 25. Rg4 g6 26. c4 Nb6 27. Bg5 Qg7 28. Qh3 Rfd8 29. Rf4 Rd7 30. Bf6 Qf8 31. Rh4 h5 32. Qg3 Kh7 33. Qg5 Qh6 34. Qe5 Nxc4 35. Qe2 Nb6 36. g4 Rd5 37. Qf3 Rg8 38. g5 Qf8 39. Be5 Rd7 40. Rf4 Nd5 41. Rh4 Qb4 42. Re1 Qxe1+ 43. Kg2 Qd2 *", + "Moves": "h4h5 g6h5 f3h5", + "MovesSAN": "Rxh5+ gxh5 Qxh5#", + "Themes": "mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "1n1r4/1B3k2/P5R1/4pPp1/1R4P1/5N2/r7/6K1 b - - 0 39", + "PGN": "1. Nf3 g6 2. g3 Bg7 3. Bg2 c6 4. O-O d5 5. d3 Bg4 6. c3 Bxf3 7. Bxf3 e6 8. Bg2 Nd7 9. Nd2 Ngf6 10. e4 O-O 11. Qe2 h6 12. f4 Re8 13. g4 e5 14. f5 g5 15. h4 Nh7 16. Nf3 f6 17. hxg5 hxg5 18. Nh2 Nc5 19. Be3 Qd6 20. a4 Rad8 21. b4 dxe4 22. Bxc5 Qxd3 23. Qxe4 Qxc3 24. Rac1 Qb3 25. a5 Rd5 26. Qc4 Qxc4 27. Rxc4 Rd2 28. Bxa7 Bf8 29. Bc5 Bxc5+ 30. Rxc5 Red8 31. b5 cxb5 32. Bxb7 Ra2 33. a6 Nf8 34. Nf3 b4 35. Rb1 Nd7 36. Rc6 Nb8 37. Rxf6 Kg7 38. Rg6+ Kf7 39. Rxb4 *", + "Moves": "d8d1 f3e1 d1e1", + "MovesSAN": "Rd1+ Ne1 Rxe1#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "4rrk1/pp1b2pp/2p2q2/3pN3/3P4/2RBP1bP/PP1Q2P1/5R1K b - - 7 22", + "PGN": "1. d4 d5 2. c4 c6 3. Nf3 e6 4. e3 f5 5. Nc3 Nf6 6. cxd5 exd5 7. Be2 Bd6 8. O-O O-O 9. h3 Nbd7 10. Bd2 Ne4 11. Nxe4 fxe4 12. Nh2 Qc7 13. f4 exf3 14. Nxf3 Nf6 15. Rc1 Ne4 16. Be1 Qe7 17. Bd3 Ng3 18. Bxg3 Bxg3 19. Qd2 Bd7 20. Rc3 Rae8 21. Kh1 Qf6 22. Ne5 *", + "Moves": "f6f1 d3f1 f8f1", + "MovesSAN": "Qxf1+ Bxf1 Rxf1#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "2kr3r/ppp3p1/4qn2/2bp4/8/2P3PP/PP1NB1P1/R1BQ1R1K b - - 0 15", + "PGN": "1. e4 d5 2. e5 Nc6 3. d4 f6 4. exf6 Nxf6 5. c3 e5 6. dxe5 Nxe5 7. Nf3 Bg4 8. Nbd2 Qd7 9. Be2 h5 10. Nxe5 Qe6 11. Nxg4 hxg4 12. O-O g3 13. fxg3 Bc5+ 14. Kh1 O-O-O 15. h3 *", + "Moves": "h8h3 g2h3 e6h3", + "MovesSAN": "Rxh3+ gxh3 Qxh3#", + "Themes": "kingsideAttack mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "6k1/5p1p/5bp1/8/1Q3n2/r4q2/5P1P/4RRK1 w - - 2 32", + "PGN": "1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. bxa6 g6 6. Nc3 Bg7 7. e4 Nxa6 8. a3 Bb7 9. Nf3 O-O 10. Bf4 e6 11. Bc4 exd5 12. exd5 Re8+ 13. Ne2 d6 14. O-O Nc7 15. Nc3 Nh5 16. Be3 Ra5 17. Qd2 Qa8 18. Rad1 Nf6 19. Bf4 Bf8 20. Bg5 Ne4 21. Nxe4 Rxe4 22. Qc3 Bg7 23. Bf6 Rxc4 24. Qxc4 Bxf6 25. b4 Rxa3 26. bxc5 Bxd5 27. Qb4 Bxf3 28. gxf3 dxc5 29. Qxc5 Ne6 30. Qb4 Qxf3 31. Rde1 Nf4 *", + "Moves": "e1e8 g8g7 b4f8", + "MovesSAN": "Re8+ Kg7 Qf8#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "r1b3kr/pp2Qppp/3p1n2/8/2P5/Bq1BP3/5PPP/5RK1 w - - 0 19", + "PGN": "1. Nf3 Nc6 2. c4 e5 3. d4 exd4 4. Nxd4 Qf6 5. Nxc6 Qxc6 6. b3 Bc5 7. e3 Qf6 8. Qc2 Qxa1 9. Bb2 Qxa2 10. Bd3 Bb4+ 11. Nc3 Nf6 12. O-O Bxc3 13. Qxc3 Qa6 14. Qe5+ Kf8 15. Qxc7 Qb6 16. Ba3+ Kg8 17. Qe5 Qxb3 18. Qe7 d6 *", + "Moves": "e7d8 f6e8 d8e8", + "MovesSAN": "Qd8+ Ne8 Qxe8#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "1k2r2r/p1p5/1pp5/5BNp/3P3P/1PP2Rp1/P5P1/7K b - - 1 34", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nxe5 Nc6 4. Nxc6 dxc6 5. d3 Bc5 6. Be2 Qd4 7. O-O h5 8. Be3 Qe5 9. Bxc5 Qxc5 10. Nc3 Ng4 11. h3 Qe5 12. f4 Qd4+ 13. Kh1 Nf2+ 14. Rxf2 Qxf2 15. f5 Bd7 16. Qd2 O-O-O 17. Rf1 Qb6 18. b3 g5 19. Na4 Qd4 20. c3 Qg7 21. Qe3 Kb8 22. d4 g4 23. h4 Rde8 24. e5 f6 25. e6 Qe7 26. Nc5 Bc8 27. Qf4 b6 28. Ne4 Bxe6 29. fxe6 Qxe6 30. Bd3 f5 31. Ng5 Qe3 32. Bxf5 Qxf4 33. Rxf4 g3 34. Rf3 *", + "Moves": "e8e1 f3f1 e1f1", + "MovesSAN": "Re1+ Rf1 Rxf1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "5rk1/p5pp/2p5/2q1R2n/2P5/1Q3PP1/PP5K/4R3 b - - 0 31", + "PGN": "1. e4 e5 2. Bc4 Nf6 3. d3 Be7 4. Bg5 d6 5. c3 O-O 6. Nf3 Nc6 7. Nbd2 Bg4 8. Qb3 Na5 9. Qa4 Nxc4 10. Qxc4 c6 11. Nh4 d5 12. exd5 cxd5 13. Qa4 Bd7 14. Qb3 Bc6 15. Nhf3 Qc7 16. O-O e4 17. dxe4 dxe4 18. Nd4 Nd5 19. Bxe7 Qxe7 20. Nxc6 bxc6 21. Rae1 f5 22. c4 Nf4 23. f3 Nd3 24. Re2 Qc5+ 25. Kh1 Nf4 26. Nxe4 fxe4 27. Rxe4 Rad8 28. g3 Nh5 29. Rfe1 Rd2 30. Re5 Rxh2+ 31. Kxh2 *", + "Moves": "c5f2 h2h3 f2g3", + "MovesSAN": "Qf2+ Kh3 Qxg3#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "3rk3/5p2/5P1p/P4Np1/1P6/3R4/r7/6K1 w - - 0 42", + "PGN": "1. Nf3 d5 2. g3 c5 3. Bg2 Nc6 4. O-O e5 5. d3 Nf6 6. e4 d4 7. a4 h6 8. Nfd2 Be6 9. f4 Ng4 10. Nc4 exf4 11. gxf4 Be7 12. f5 Bxc4 13. dxc4 Nge5 14. Bf4 Nxc4 15. e5 Bg5 16. Bxc6+ bxc6 17. Na3 Ne3 18. Bxe3 Bxe3+ 19. Kh1 O-O 20. Qf3 Qd5 21. Qxd5 cxd5 22. Nb5 Rae8 23. Nxa7 Rxe5 24. Nc6 Ree8 25. a5 c4 26. Rfd1 Ra8 27. b4 cxb3 28. cxb3 Rfe8 29. b4 Bf4 30. Rxd4 Bc7 31. Rxd5 Re2 32. Rd7 Rxh2+ 33. Kg1 Bf4 34. Rf1 Bg3 35. Rf3 Rc2 36. Ne7+ Kf8 37. Rxg3 Rb8 38. f6 g5 39. Rgd3 Ke8 40. Nf5 Ra2 41. Rd8+ Rxd8 *", + "Moves": "f5g7 e8f8 d3d8", + "MovesSAN": "Ng7+ Kf8 Rxd8#", + "Themes": "deflection endgame mate mateIn2 short" + }, + { + "FEN": "5rk1/1p3r1p/p2b2pP/3p2B1/4p1B1/2P5/PP4P1/R4N1K b - - 0 29", + "PGN": "1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Bg7 5. Nc3 Nc6 6. Be3 Nf6 7. Bb5 Nxd4 8. Bxd4 a6 9. Bc4 O-O 10. O-O d6 11. Kh1 e5 12. Be3 Ng4 13. Bc1 Qh4 14. h3 Nxf2+ 15. Rxf2 Qxf2 16. Qf1 Qxf1+ 17. Bxf1 Be6 18. Bg5 f5 19. exf5 Rxf5 20. Bd3 Rf7 21. Ne4 Bf8 22. h4 d5 23. Ng3 e4 24. Be2 Bd6 25. Nf1 Kg7 26. h5 Raf8 27. h6+ Kg8 28. c3 Bg4 29. Bxg4 *", + "Moves": "f7f1 a1f1 f8f1", + "MovesSAN": "Rxf1+ Rxf1 Rxf1#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "k7/1p6/p1r5/5P2/KP2Q1PP/2r5/P7/8 b - - 1 43", + "PGN": "1. b3 c5 2. Bb2 d5 3. e3 Nc6 4. Nf3 Bd7 5. d4 e6 6. c4 f6 7. cxd5 exd5 8. Nc3 cxd4 9. Nxd4 Nxd4 10. Qxd4 Bc6 11. O-O-O Ne7 12. g3 Nf5 13. Qf4 Ne7 14. Bg2 Qd7 15. Rhe1 O-O-O 16. e4 d4 17. Nd5 Bxd5 18. exd5 Nxd5 19. Bxd5 Qxd5 20. Rxd4 Bd6 21. Qg4+ f5 22. Qxg7 Qc6+ 23. Rc4 Bc5 24. b4 Be3+ 25. Rxe3 Qxc4+ 26. Rc3 Qxc3+ 27. Qxc3+ Kb8 28. Qe5+ Ka8 29. Qxf5 Rc8+ 30. Kb1 Rhf8 31. Qxh7 Rb8 32. f4 a6 33. h4 Rbd8 34. Qe7 Rd1+ 35. Kc2 Rfd8 36. Kb3 R1d3+ 37. Bc3 Rc8 38. Qf6 Ka7 39. g4 Rf3 40. f5 Rc6 41. Qd4+ Ka8 42. Qe4 Rfxc3+ 43. Ka4 *", + "Moves": "b7b5 a4a5 c3a3", + "MovesSAN": "b5+ Ka5 Ra3#", + "Themes": "endgame mate mateIn2 queenRookEndgame short" + }, + { + "FEN": "1k6/pp3qp1/1np5/4PB2/5n2/8/PP4P1/1K1Q4 w - - 0 29", + "PGN": "1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 c6 6. Qc2 Be7 7. e3 Bg4 8. Nge2 Nbd7 9. f3 Bh5 10. Nf4 Bg6 11. Nxg6 hxg6 12. Bd3 Nh5 13. h4 Ng3 14. Bxe7 Qxe7 15. Rh3 Rxh4 16. Rxh4 Qxh4 17. O-O-O Qe7 18. e4 Qg5+ 19. Kb1 dxe4 20. fxe4 O-O-O 21. Nb5 Kb8 22. Nd6 Qe7 23. e5 Nb6 24. Qb3 Nh5 25. Nxf7 Rxd4 26. Bxg6 Rxd1+ 27. Qxd1 Nf4 28. Bf5 Qxf7 *", + "Moves": "d1d8 b6c8 d8c8", + "MovesSAN": "Qd8+ Nc8 Qxc8#", + "Themes": "endgame master mate mateIn2 short" + }, + { + "FEN": "r4k2/p1q1R3/1p3BQp/3p4/3P4/8/P4PPP/6K1 b - - 4 27", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. Nc3 Nf6 5. d3 O-O 6. O-O h6 7. Re1 Nd4 8. Nxd4 Bxd4 9. Be3 Bxc3 10. bxc3 d6 11. d4 exd4 12. cxd4 Re8 13. c3 Nxe4 14. Qf3 c6 15. Bxf7+ Kh7 16. Bxe8 Qxe8 17. Bf4 d5 18. c4 Qg6 19. cxd5 cxd5 20. Rac1 Bf5 21. Rc7 b6 22. Be5 Nf6 23. Rxg7+ Qxg7 24. Qxf5+ Kg8 25. Bxf6 Qc7 26. Qg6+ Kf8 27. Re7 *", + "Moves": "c7c1 e7e1 c1e1", + "MovesSAN": "Qc1+ Re1 Qxe1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "3r2k1/pQb2ppp/8/P7/8/2p4P/2N3P1/3R3K b - - 0 29", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. b4 cxb4 4. d4 e6 5. d5 Na5 6. Bd3 Nf6 7. O-O Be7 8. e5 Nxd5 9. Be4 Qc7 10. Bxd5 exd5 11. Qxd5 O-O 12. Bf4 Nc6 13. e6 Qxf4 14. exd7 Bxd7 15. Qxd7 Rfd8 16. Qxb7 Rac8 17. Qb5 Bf6 18. c3 bxc3 19. Na3 Nd4 20. Nxd4 Bxd4 21. Nc2 Bb6 22. a4 Rd2 23. Qb3 Rxf2 24. Rxf2 Qxf2+ 25. Kh1 Qd2 26. a5 Rd8 27. h3 Bc7 28. Qb7 Qd1+ 29. Rxd1 *", + "Moves": "d8d1 c2e1 d1e1", + "MovesSAN": "Rxd1+ Ne1 Rxe1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "2r3k1/p1q1p2R/4b1p1/8/3Q4/P2B1P2/1Pr3P1/1K1R4 b - - 0 28", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. f3 g6 7. Be3 Bg7 8. Qd2 O-O 9. O-O-O d5 10. exd5 Nxd5 11. Nxc6 bxc6 12. Nxd5 cxd5 13. Qxd5 Qc7 14. Qc4 Qa5 15. Bd2 Qb6 16. Qb4 Qc7 17. Qa5 Qb7 18. Bc3 Bxc3 19. Qxc3 Be6 20. a3 Rab8 21. Bd3 Rfc8 22. Qe5 Qb6 23. h4 Rc5 24. Qd4 Qc7 25. h5 Rc8 26. hxg6 Rxc2+ 27. Kb1 fxg6 28. Rxh7 *", + "Moves": "c2c1 d1c1 c7c1", + "MovesSAN": "Rc1+ Rxc1 Qxc1#", + "Themes": "master mate mateIn2 middlegame short" + }, + { + "FEN": "2r5/pk5q/8/1p5p/Q5p1/P2rP3/1B3P2/1KR5 w - - 0 39", + "PGN": "1. g4 d5 2. Bg2 c6 3. h3 h5 4. g5 e5 5. d3 Be7 6. h4 Nd7 7. Nc3 Nc5 8. Nf3 d4 9. Nb1 f6 10. gxf6 Bxf6 11. c3 Ne7 12. Ng5 Ne6 13. cxd4 Qxd4 14. Nc3 Nf5 15. e3 Qg4 16. Bf3 Qb4 17. a3 Qe7 18. Nce4 g6 19. Nxf6+ Qxf6 20. Qb3 Nxg5 21. hxg5 Qxg5 22. Qc3 Qe7 23. b4 Bd7 24. Bb2 O-O-O 25. O-O-O Rhe8 26. b5 Kb8 27. bxc6 Bxc6 28. Bxc6 bxc6 29. Rhg1 g5 30. Qa5 Rd5 31. Qa4 Nd6 32. Kb1 Nb5 33. Rc1 Kb7 34. Rc4 g4 35. Rgc1 Rc8 36. Re4 Rxd3 37. Rxe5 Qh7 38. Rxb5+ cxb5 *", + "Moves": "a4b5 b7a8 c1c8", + "MovesSAN": "Qxb5+ Ka8 Rxc8#", + "Themes": "deflection endgame mate mateIn2 short" + }, + { + "FEN": "2k5/ppq5/5Q2/3P4/2p1P3/6rr/PP4P1/R4RK1 b - - 1 30", + "PGN": "1. d4 d5 2. f4 Nf6 3. Nf3 c5 4. e3 Bg4 5. c3 Nc6 6. Bd3 Qb6 7. Nbd2 e6 8. O-O Be7 9. Kh1 h6 10. Qe1 Bxf3 11. Nxf3 c4 12. Bc2 Bd6 13. Ne5 Qc7 14. Qg3 Rg8 15. Bd2 Bxe5 16. fxe5 Ne4 17. Bxe4 dxe4 18. Qf4 Ne7 19. Qxe4 Nd5 20. Qf3 f5 21. exf6 Nxf6 22. e4 e5 23. Bxh6 O-O-O 24. Bg5 exd4 25. Bxf6 gxf6 26. cxd4 Rh8 27. h3 Rdg8 28. d5 Rg3 29. Qxf6 Rhxh3+ 30. Kg1 *", + "Moves": "g3g2 g1g2 c7h2", + "MovesSAN": "Rxg2+ Kxg2 Qh2#", + "Themes": "attraction endgame mate mateIn2 sacrifice short" + }, + { + "FEN": "r3kb1r/ppp2ppp/6q1/8/3nN3/3P1B1b/PPP2PPP/R2QR1K1 w kq - 0 15", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nxe5 Qe7 4. Nf3 Nxe4 5. Be2 d5 6. d3 Nd6 7. Be3 Nc6 8. Nbd2 d4 9. Nxd4 Nxd4 10. Bxd4 Qg5 11. O-O Bh3 12. Bf3 Nf5 13. Ne4 Qg6 14. Re1 Nxd4 *", + "Moves": "e4f6 e8d8 e1e8", + "MovesSAN": "Nf6+ Kd8 Re8#", + "Themes": "doubleCheck mate mateIn2 opening short" + }, + { + "FEN": "6k1/5ppp/1R2p3/8/1p1r4/6P1/1P3PKP/8 w - - 0 28", + "PGN": "1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. g3 Be7 5. Bg2 O-O 6. Nf3 a6 7. a4 b6 8. O-O Bb7 9. Bg5 c5 10. Bxf6 Bxf6 11. dxc5 bxc5 12. Qb3 Ra7 13. Rfd1 d4 14. a5 Qc7 15. Na4 Qxa5 16. Nb6 Qb4 17. Qxb4 cxb4 18. Nxd4 Bxg2 19. Kxg2 Rd8 20. e3 Rb7 21. Na4 Rbd7 22. Nc5 Rc7 23. Nxa6 Nxa6 24. Rxa6 Rxc4 25. Rb6 Bxd4 26. exd4 Rcxd4 27. Rxd4 Rxd4 *", + "Moves": "b6b8 d4d8 b8d8", + "MovesSAN": "Rb8+ Rd8 Rxd8#", + "Themes": "backRankMate endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "r2qkb1r/ppp2p2/2n2p1p/4p3/2B1P3/1Q3b2/PP1P1PPP/R1B2RK1 w kq - 0 11", + "PGN": "1. Nf3 d5 2. c4 Nc6 3. cxd5 Qxd5 4. Nc3 Qd8 5. e4 e5 6. Bc4 h6 7. O-O Bg4 8. Nd5 Nf6 9. Qb3 Bxf3 10. Nxf6+ gxf6 *", + "Moves": "c4f7 e8d7 b3e6", + "MovesSAN": "Bxf7+ Kd7 Qe6#", + "Themes": "attackingF2F7 mate mateIn2 opening short" + }, + { + "FEN": "7k/pQ4bp/6p1/8/2P1p3/3P4/1P4PP/1q3RK1 b - - 1 24", + "PGN": "1. e4 c5 2. f4 e6 3. Nc3 g6 4. Nf3 d6 5. Bb5+ Bd7 6. Bxd7+ Nxd7 7. d3 Bg7 8. O-O Ne7 9. Bd2 e5 10. Rb1 exf4 11. Bxf4 Ne5 12. Nxe5 dxe5 13. Be3 Qb6 14. Qf3 O-O 15. Na4 Qa5 16. Bxc5 Qxa4 17. Bxe7 Qxa2 18. Bxf8 Rxf8 19. c4 f5 20. exf5 Rxf5 21. Qd5+ Kh8 22. Qxb7 e4 23. Rxf5 Qxb1+ 24. Rf1 *", + "Moves": "g7d4 g1h1 b1f1", + "MovesSAN": "Bd4+ Kh1 Qxf1#", + "Themes": "deflection endgame mate mateIn2 short" + }, + { + "FEN": "2r2k2/pp2pp2/4qn2/8/1n2P3/2P2PQ1/P5P1/2K4R w - - 6 28", + "PGN": "1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Nf3 O-O 5. Bg5 h6 6. Bd2 d5 7. Qc1 g5 8. h4 g4 9. Nh2 h5 10. f3 dxc4 11. Nxg4 hxg4 12. e4 Qxd4 13. Bh6 g3 14. Be3 Qe5 15. Bxc4 Nc6 16. Qc2 Be6 17. Bxe6 Qxe6 18. O-O-O Rfd8 19. Bf4 Nh5 20. Bxc7 Rxd1+ 21. Rxd1 Bxc3 22. bxc3 Rc8 23. Bxg3 Nxg3 24. h5 Nxh5 25. Rh1 Nf6 26. Qf2 Nb4 27. Qg3+ Kf8 *", + "Moves": "h1h8 f6g8 h8g8", + "MovesSAN": "Rh8+ Ng8 Rxg8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "1rr3k1/p1R2pp1/3p3p/2pQ4/4P3/5P2/P1q3PP/5RK1 w - - 1 23", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 4. Bxc6+ bxc6 5. O-O Nf6 6. Nc3 Be7 7. d4 exd4 8. Qxd4 O-O 9. Qa4 Bg4 10. Nd4 c5 11. Nc6 Qd7 12. Nxe7+ Qxe7 13. Bg5 Bd7 14. Qc4 Be6 15. Qd3 h6 16. Bxf6 Qxf6 17. f3 Rfd8 18. Nd5 Bxd5 19. Qxd5 Qxb2 20. Rab1 Qxc2 21. Rb7 Rdc8 22. Rxc7 Rab8 *", + "Moves": "d5f7 g8h8 f7g7", + "MovesSAN": "Qxf7+ Kh8 Qxg7#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "3Q4/6q1/2b1p1N1/4Pp1k/6p1/6P1/p4P1K/8 w - - 0 50", + "PGN": "1. e4 e6 2. d4 d5 3. Nd2 a6 4. Ngf3 Nf6 5. e5 Nfd7 6. Bd3 c5 7. c3 Nc6 8. O-O g5 9. dxc5 Nxc5 10. Nb3 Nxd3 11. Qxd3 h6 12. Re1 Bg7 13. Nbd4 O-O 14. Nxc6 bxc6 15. h4 g4 16. Nd4 c5 17. Ne2 f5 18. h5 Qe8 19. Nf4 Rf7 20. Ng6 Bd7 21. Bf4 Bb5 22. Qd2 a5 23. Bxh6 Kh7 24. Bf4 Rb7 25. Be3 Rc8 26. g3 a4 27. Bg5 Bc4 28. Kg2 Rcb8 29. Reb1 Rb5 30. Be3 Qc6 31. Kh2 R8b7 32. Kg1 R7b6 33. Bg5 Qb7 34. Bf6 Bh6 35. Nf4 Rxb2 36. Rxb2 Rxb2 37. Qd1 d4 38. cxd4 cxd4 39. Rc1 Bxa2 40. Qxd4 Bd5 41. Qc5 Rb1 42. Kh2 Rxc1 43. Qxc1 Bc6 44. Qd1 a3 45. Qd8 Bg7 46. Bxg7 Qxg7 47. Ng6 a2 48. Nf8+ Kh6 49. Ng6 Kxh5 *", + "Moves": "g6f4 h5h6 d8h4", + "MovesSAN": "Nf4+ Kh6 Qh4#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r2q1r2/1b1n1p2/4p2k/p2nP1NP/Pp1p2Q1/3B4/1P3PP1/R2R2K1 w - - 1 25", + "PGN": "1. d4 Nf6 2. Nf3 d5 3. c4 e6 4. Nc3 c6 5. e3 Bd6 6. Bd3 dxc4 7. Bxc4 b5 8. Bd3 a6 9. e4 Be7 10. O-O Bb7 11. Qe2 Nbd7 12. Rd1 h6 13. a4 b4 14. Nb1 a5 15. Nbd2 O-O 16. e5 Nd5 17. Qe4 g6 18. Qg4 Kg7 19. Ne4 c5 20. h4 cxd4 21. h5 g5 22. Nexg5 hxg5 23. Bxg5 Bxg5 24. Nxg5 Kh6 *", + "Moves": "g5f7 f8f7 g4g6", + "MovesSAN": "Nxf7+ Rxf7 Qg6#", + "Themes": "clearance mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "3B4/p4p1p/k1b3r1/2b5/8/5P2/PP1R3P/5R1K b - - 2 28", + "PGN": "1. e4 c5 2. c3 d6 3. d4 cxd4 4. cxd4 d5 5. exd5 e6 6. dxe6 Bxe6 7. Nf3 Nc6 8. Bb5 Qa5+ 9. Nc3 Bb4 10. O-O Ne7 11. d5 O-O-O 12. Qe2 Nxd5 13. Bxc6 bxc6 14. Nxd5 Bxd5 15. Nd4 Rhe8 16. Qg4+ Kb8 17. Bf4+ Ka8 18. Rac1 c5 19. Qxg7 cxd4 20. Bc7 Rg8 21. Bxa5 Rxg7 22. Bxd8 Rxg2+ 23. Kh1 Rg6+ 24. f3 Kb7 25. Rc7+ Ka6 26. Rd7 Bc6 27. Rxd4 Bc5 28. Rd2 *", + "Moves": "c6f3 f1f3 g6g1", + "MovesSAN": "Bxf3+ Rxf3 Rg1#", + "Themes": "endgame mate mateIn2 sacrifice short" + }, + { + "FEN": "4N3/5p1p/1pp4k/p3P1p1/P7/1P5K/2r1r3/5R2 w - - 6 44", + "PGN": "1. e4 d6 2. d4 c6 3. Nf3 g6 4. Nc3 Bg7 5. Be3 Nd7 6. Bd3 e5 7. dxe5 dxe5 8. Qd2 Ngf6 9. O-O O-O 10. Bh6 Qa5 11. Bxg7 Kxg7 12. Ng5 Nc5 13. Qe3 Ng4 14. Qg3 Nxd3 15. cxd3 Be6 16. Qh4 Nh6 17. f4 exf4 18. Rxf4 Bd7 19. Raf1 Rae8 20. Qf2 Qxg5 21. h4 Qe7 22. h5 g5 23. Rf6 Ng4 24. h6+ Kh8 25. Qd4 Nxf6 26. Rxf6 Kg8 27. Rd6 Qe5 28. Rxd7 Qxd4+ 29. Rxd4 Rd8 30. Rb4 b6 31. d4 Rfe8 32. a4 Re6 33. Rb3 Rxh6 34. Ra3 Rxd4 35. Ra1 Rhd6 36. Rf1 a5 37. Kh2 Rd2 38. b3 Rc2 39. e5 Rdd2 40. Ne4 Rxg2+ 41. Kh3 Rge2 42. Nf6+ Kg7 43. Ne8+ Kh6 *", + "Moves": "f1f6 h6h5 e8g7", + "MovesSAN": "Rf6+ Kh5 Ng7#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "rnbqkb1r/ppppp1p1/7p/8/4n3/3P4/PPP2PPP/RNBQKB1R w KQkq - 0 6", + "PGN": "1. Nf3 f5 2. e4 fxe4 3. Ng5 Nf6 4. d3 h6 5. Nxe4 Nxe4 *", + "Moves": "d1h5 g7g6 h5g6", + "MovesSAN": "Qh5+ g6 Qxg6#", + "Themes": "mate mateIn2 opening short" + }, + { + "FEN": "6k1/5p1p/4p1p1/p2pP2P/r5r1/1R6/2P4R/2K5 w - - 0 33", + "PGN": "1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. Bxe7 Qxe7 7. Qd2 a6 8. f4 c5 9. Nf3 Nc6 10. dxc5 Nxc5 11. O-O-O b5 12. Bd3 Bd7 13. Ne2 Nxd3+ 14. Qxd3 Nb4 15. Qb3 Rc8 16. Ned4 a5 17. a3 Nc6 18. Nxb5 O-O 19. Nbd4 Rb8 20. Qe3 Nxd4 21. Nxd4 Rfc8 22. g4 Rc4 23. h4 Ba4 24. Rh2 Qb7 25. b3 Bxb3 26. Nxb3 Qxb3 27. Qxb3 Rxb3 28. a4 Ra3 29. Rdd2 Rxf4 30. Rd3 Raxa4 31. Rb3 g6 32. h5 Rxg4 *", + "Moves": "b3b8 g8g7 h5h6", + "MovesSAN": "Rb8+ Kg7 h6#", + "Themes": "endgame master mate mateIn2 rookEndgame short" + }, + { + "FEN": "Q2r2k1/4bppp/p7/2B2q2/P4P2/8/6KP/4R3 w - - 0 30", + "PGN": "1. e4 c5 2. f4 d5 3. exd5 Nf6 4. c4 e6 5. dxe6 Bxe6 6. Nf3 Nc6 7. Be2 Be7 8. O-O O-O 9. Nc3 Nd4 10. Nxd4 Qxd4+ 11. Kh1 Bxc4 12. d3 Be6 13. Bf3 Nd5 14. Nb5 Qb4 15. a4 a6 16. Bd2 Qxb2 17. Rb1 Qf6 18. Bxd5 Bxd5 19. Nc7 Bxg2+ 20. Kxg2 Qc6+ 21. Qf3 Qxc7 22. Rxb7 Qd6 23. Bc3 Bf6 24. Be5 Qe6 25. Re1 Qf5 26. Bd6 Rfd8 27. Bxc5 Rxd3 28. Rbe7 Rdd8 29. Qxa8 Bxe7 *", + "Moves": "a8d8 e7d8 e1e8", + "MovesSAN": "Qxd8+ Bxd8 Re8#", + "Themes": "backRankMate endgame mate mateIn2 sacrifice short" + }, + { + "FEN": "3q1k2/pQ3p2/6p1/4p3/6n1/1P6/P1P1N1P1/5R1K b - - 0 27", + "PGN": "1. e4 d6 2. d4 Nf6 3. Bd3 Nbd7 4. Nc3 e5 5. Nge2 Be7 6. O-O c6 7. f4 Qc7 8. f5 g6 9. d5 cxd5 10. Nxd5 Nxd5 11. exd5 Qc5+ 12. Kh1 Qxd5 13. fxg6 hxg6 14. Be3 Qe6 15. b3 Nf6 16. Bc4 d5 17. Bb5+ Bd7 18. Bxd7+ Qxd7 19. Bg5 Ng4 20. Bxe7 Rxh2+ 21. Kg1 Qxe7 22. Qxd5 Rd8 23. Qb5+ Kf8 24. Rad1 Rh5 25. Rxd8+ Qxd8 26. Qxb7 Rh1+ 27. Kxh1 *", + "Moves": "d8h4 h1g1 h4h2", + "MovesSAN": "Qh4+ Kg1 Qh2#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "8/5P2/8/8/p2p2P1/P1k5/2p5/2K5 b - - 0 53", + "PGN": "1. d4 Nf6 2. Nc3 g6 3. e4 d6 4. Bg5 Bg7 5. Qd2 c6 6. Nge2 Qa5 7. f3 b5 8. Nd1 Qxd2+ 9. Bxd2 c5 10. d5 O-O 11. Ng3 Bd7 12. c4 bxc4 13. Bxc4 a5 14. O-O a4 15. a3 Ne8 16. Nc3 Nc7 17. f4 f5 18. exf5 Bxf5 19. Nxf5 Rxf5 20. Rae1 Rf7 21. Re2 Nd7 22. g3 Nb6 23. Ba2 Rb8 24. Bc1 Kf8 25. Rfe1 Bxc3 26. bxc3 Nbxd5 27. c4 Nc3 28. Rc2 Nxa2 29. Rxa2 Rb1 30. Rb2 Rxb2 31. Bxb2 e6 32. Rb1 d5 33. Be5 Ne8 34. Rb8 Rd7 35. cxd5 exd5 36. Kf2 Ke7 37. Ke3 Nd6 38. Bxd6+ Kxd6 39. Rb6+ Ke7 40. Rc6 d4+ 41. Kd3 Rd5 42. Rc7+ Kd6 43. Rxh7 Rh5 44. Rxh5 gxh5 45. h3 Kd5 46. g4 c4+ 47. Kd2 hxg4 48. hxg4 Ke4 49. f5 c3+ 50. Kd1 Kd3 51. f6 c2+ 52. Kc1 Kc3 53. f7 *", + "Moves": "d4d3 g4g5 d3d2", + "MovesSAN": "d3 g5 d2#", + "Themes": "advancedPawn endgame mate mateIn2 pawnEndgame short" + }, + { + "FEN": "5r2/pp1PR1pk/2p3p1/2P2B2/3r4/8/PP3PRP/6K1 b - - 0 31", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nxf7 Kxf7 5. d4 Be7 6. Bc4+ d5 7. exd5 Bd6 8. O-O Re8 9. Nd2 Kg8 10. Bb3 Kh8 11. c4 c6 12. c5 Bf4 13. d6 Bg4 14. Nf3 Bxc1 15. Rxc1 Nbd7 16. Qd3 Bxf3 17. Qxf3 Rf8 18. Qd3 Qe8 19. Rce1 Qg6 20. Qxg6 hxg6 21. Bc2 Kh7 22. Re3 Nh5 23. Rh3 Nf6 24. g4 Nxg4 25. Rxh5+ Nh6 26. Rg5 Rf6 27. Re1 Raf8 28. Rg2 Rf4 29. d7 Rxd4 30. Re7 Nf5 31. Bxf5 *", + "Moves": "d4d1 e7e1 d1e1", + "MovesSAN": "Rd1+ Re1 Rxe1#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "4Rrk1/5p2/5Qp1/7p/7P/8/3q1PP1/2r1R1K1 w - - 6 37", + "PGN": "1. e4 c6 2. d4 d5 3. e5 Bf5 4. Bd3 Bxd3 5. Qxd3 e6 6. Nf3 c5 7. Be3 cxd4 8. Bxd4 Nc6 9. Be3 Nge7 10. Nc3 Ng6 11. Bd4 Bb4 12. a3 Ba5 13. b4 Bc7 14. O-O Ngxe5 15. Nxe5 Nxe5 16. Bxe5 Bxe5 17. Rae1 Qc7 18. Nxd5 exd5 19. Qxd5 O-O 20. Rxe5 Qxc2 21. Qxb7 Qd3 22. Re3 Qd4 23. Qe4 Qb2 24. Rb1 Qd2 25. Rd3 Qc2 26. Re3 Qd2 27. Re2 Qc3 28. h3 Qxa3 29. Rbe1 Rab8 30. Qe7 Qxb4 31. Qxa7 g6 32. Re4 Qd2 33. h4 h5 34. Qe7 Rb2 35. Qf6 Rc2 36. Re8 Rc1 *", + "Moves": "e8f8 g8f8 f6h8", + "MovesSAN": "Rxf8+ Kxf8 Qh8#", + "Themes": "attraction endgame mate mateIn2 short" + }, + { + "FEN": "6k1/1R3pp1/4q2p/8/1p6/2p1P1PP/r1Q2P1K/8 w - - 0 38", + "PGN": "1. d4 Nf6 2. c4 e6 3. Bf4 d5 4. cxd5 Bb4+ 5. Nc3 Bxc3+ 6. bxc3 exd5 7. Nf3 O-O 8. e3 Bg4 9. Be2 Nbd7 10. O-O b6 11. Rc1 c5 12. Ne5 Bxe2 13. Qxe2 Nxe5 14. Bxe5 Re8 15. Qb5 Nd7 16. Rfe1 Nxe5 17. dxe5 Rxe5 18. c4 dxc4 19. Qxc4 Qe8 20. Rcd1 Qe6 21. Qb5 a6 22. Qb2 b5 23. Rd2 Re8 24. Red1 h6 25. Rd6 Qe7 26. Rxa6 c4 27. Rb6 Qc5 28. Rbd6 c3 29. Qc2 b4 30. Rd8 Qc4 31. Rxe8+ Rxe8 32. Rd4 Qc5 33. h3 Rb8 34. Kh2 Ra8 35. Rd7 Qe5+ 36. g3 Qe6 37. Rb7 Rxa2 *", + "Moves": "b7b8 e6c8 b8c8", + "MovesSAN": "Rb8+ Qc8 Rxc8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "8/r6p/6p1/8/8/4k2P/1R4P1/4K3 b - - 1 51", + "PGN": "1. d4 d5 2. c4 c6 3. Nc3 e6 4. Nf3 Nf6 5. Bg5 Bb4 6. e3 O-O 7. Bd3 dxc4 8. Bxc4 c5 9. dxc5 Qxd1+ 10. Rxd1 Bxc3+ 11. bxc3 Ne4 12. Be7 Re8 13. Bd6 Nc6 14. Rd3 Na5 15. Bb5 Rd8 16. O-O a6 17. Ba4 Nxc5 18. Bxc5 Rxd3 19. h3 Rxc3 20. Bb4 Rc4 21. a3 Nc6 22. Bb3 Rxb4 23. axb4 Nxb4 24. Rb1 b5 25. Bd1 Nd5 26. Nd4 Bd7 27. f4 Nxe3 28. Bf3 Nd5 29. f5 a5 30. fxe6 fxe6 31. Nxb5 Bxb5 32. Rxb5 a4 33. Bxd5 exd5 34. Rxd5 a3 35. Rd1 a2 36. Ra1 Kf7 37. Kf2 Ke6 38. Ke2 Ra3 39. Kd2 Kd5 40. Kc2 Kc4 41. Kb2 Rb3+ 42. Kxa2 Kc3 43. Rc1+ Kb4 44. Rc2 Ra3+ 45. Kb1 Kb3 46. Rb2+ Kc3 47. Rc2+ Kd3 48. Rb2 Ra7 49. Kc1 Ke3 50. Kd1 g6 51. Ke1 *", + "Moves": "a7a1 b2b1 a1b1", + "MovesSAN": "Ra1+ Rb1 Rxb1#", + "Themes": "endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "r1b1r1k1/pp3p1p/6pP/2p2nq1/2P1N3/2P2P2/PP2Q3/R3K2R w KQ - 0 19", + "PGN": "1. e4 g6 2. h4 Bg7 3. h5 c5 4. Bc4 Nc6 5. d3 e6 6. Nc3 Nge7 7. h6 Bf6 8. f4 O-O 9. Nf3 d5 10. e5 dxc4 11. exf6 Nf5 12. dxc4 Qxf6 13. Ne4 Qe7 14. c3 e5 15. Qe2 Re8 16. fxe5 Nxe5 17. Bg5 Nxf3+ 18. gxf3 Qxg5 *", + "Moves": "e4f6 g5f6 e2e8", + "MovesSAN": "Nf6+ Qxf6 Qxe8#", + "Themes": "discoveredAttack kingsideAttack master masterVsMaster mate mateIn2 middlegame short" + }, + { + "FEN": "2b2rk1/5pp1/1p3n1p/p2p1Q2/6N1/4P3/Pq3PPP/1B3RK1 w - - 6 26", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Nf3 c6 5. Bg5 Nbd7 6. e3 Be7 7. Bd3 O-O 8. O-O h6 9. Bh4 dxc4 10. Bxc4 Nd5 11. Bxe7 Qxe7 12. Rc1 b6 13. Nxd5 exd5 14. Bd3 Bb7 15. Bb1 Rac8 16. Qa4 a5 17. Rfe1 Nf6 18. Ne5 Qb4 19. Qc2 c5 20. dxc5 Rxc5 21. Qf5 Rxc1 22. Rxc1 Qxb2 23. Re1 Ne4 24. Rf1 Nf6 25. Ng4 Bc8 *", + "Moves": "g4f6 g7f6 f5h7", + "MovesSAN": "Nxf6+ gxf6 Qh7#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "3r3k/1p3ppp/p7/4Qb2/8/5P1P/q5P1/4R2K w - - 0 26", + "PGN": "1. Nc3 c5 2. d4 d6 3. dxc5 Nf6 4. cxd6 exd6 5. Nf3 Be7 6. e4 Be6 7. Bb5+ Nbd7 8. e5 dxe5 9. Nxe5 O-O 10. Nxd7 Nxd7 11. O-O a6 12. Bxd7 Bxd7 13. Bf4 Qc8 14. Re1 Be6 15. Qh5 Bf6 16. Be5 Bxe5 17. Qxe5 Qc6 18. f3 Rad8 19. Rad1 Qb6+ 20. Kh1 Qxb2 21. Rxd8 Rxd8 22. h3 Qxc2 23. Nd5 Qxa2 24. Ne7+ Kh8 25. Nf5 Bxf5 *", + "Moves": "e5e8 d8e8 e1e8", + "MovesSAN": "Qe8+ Rxe8 Rxe8#", + "Themes": "backRankMate endgame mate mateIn2 sacrifice short" + }, + { + "FEN": "r2qkb1r/pppn1p1p/2np2p1/6N1/2BPPB2/2N5/PPP3PP/R2b1RK1 w kq - 0 10", + "PGN": "1. e4 e5 2. Nc3 Nc6 3. Bc4 Nf6 4. f4 exf4 5. d4 d6 6. Bxf4 Bg4 7. Nf3 Nd7 8. O-O g6 9. Ng5 Bxd1 *", + "Moves": "c4f7 e8e7 c3d5", + "MovesSAN": "Bxf7+ Ke7 Nd5#", + "Themes": "attackingF2F7 mate mateIn2 middlegame short" + }, + { + "FEN": "r1br2k1/p3bpp1/2q5/3n1Q2/2p2B2/5B1R/PP4PP/R5K1 w - - 3 25", + "PGN": "1. d4 d5 2. c4 Nf6 3. e3 e6 4. Bd3 Be7 5. Nf3 O-O 6. Nc3 dxc4 7. Bxc4 c5 8. Bd2 cxd4 9. Nxd4 Nc6 10. Nxc6 bxc6 11. O-O Bb7 12. Qc2 Qc7 13. f4 Rfd8 14. Rf3 c5 15. Rh3 Qc6 16. Bc1 h6 17. Bd3 Kh8 18. e4 c4 19. Be2 Nxe4 20. f5 Nxc3 21. Bf3 Nd5 22. Bxh6 exf5 23. Qxf5 Bc8 24. Bf4+ Kg8 *", + "Moves": "f5h7 g8f8 h7h8", + "MovesSAN": "Qh7+ Kf8 Qh8#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "2kr1b1r/ppp1qppp/2n5/4P2b/4QP2/2N4P/PPPB2P1/R3KB1R b KQ - 4 11", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nxe5 Nxe4 4. Qe2 Qe7 5. Qxe4 d6 6. d4 dxe5 7. dxe5 Nc6 8. f4 Bg4 9. h3 Bh5 10. Nc3 O-O-O 11. Bd2 *", + "Moves": "e7h4 g2g3 h4g3", + "MovesSAN": "Qh4+ g3 Qxg3#", + "Themes": "mate mateIn2 opening short" + }, + { + "FEN": "r3k2r/ppp3p1/4p2N/8/3bpP2/6p1/PPQ1B1P1/R1B2R1K b kq - 1 20", + "PGN": "1. e4 d5 2. e5 Nc6 3. f4 Bf5 4. Nf3 Be4 5. Be2 e6 6. O-O Bc5+ 7. d4 Bb6 8. c3 Nh6 9. Nbd2 f5 10. exf6 Qxf6 11. Ne5 Nf5 12. Nxe4 dxe4 13. Ng4 Qf7 14. Qc2 h5 15. Ne5 Ncxd4 16. cxd4 Bxd4+ 17. Kh1 h4 18. Nxf7 Ng3+ 19. hxg3 hxg3+ 20. Nh6 *", + "Moves": "h8h6 e2h5 h6h5", + "MovesSAN": "Rxh6+ Bh5+ Rxh5#", + "Themes": "hangingPiece mate mateIn2 middlegame short" + }, + { + "FEN": "1r4k1/5pp1/p6p/2pR4/P3Bq2/2P5/2KR3P/8 w - - 2 32", + "PGN": "1. d3 Nf6 2. Nf3 b6 3. c3 Bb7 4. Nbd2 Nc6 5. e4 d5 6. Qc2 dxe4 7. dxe4 e5 8. a4 Bc5 9. b4 Bd6 10. Nc4 O-O 11. Bg5 Be7 12. Rd1 Qc8 13. Nfxe5 Nxe5 14. Nxe5 Qe6 15. Bxf6 Bxf6 16. Nf3 Bxe4 17. Qe2 Rfe8 18. Nd4 Qc8 19. Kd2 c5 20. bxc5 bxc5 21. Nb5 Bxg2 22. Qxe8+ Qxe8 23. Bxg2 Rd8+ 24. Kc2 a6 25. Nd6 Qe5 26. Ne4 Rb8 27. Rd5 Qf4 28. Rhd1 h6 29. Nxf6+ Qxf6 30. Be4 Qxf2+ 31. R1d2 Qf4 *", + "Moves": "d5d8 b8d8 d2d8", + "MovesSAN": "Rd8+ Rxd8 Rxd8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "5r1k/6p1/8/p1Q1p3/4Pq1p/3P4/PPP5/1K5R b - - 1 32", + "PGN": "1. e4 e5 2. Bc4 Nf6 3. d3 h6 4. Nd2 Bc5 5. Nb3 d6 6. Nxc5 dxc5 7. f4 O-O 8. h3 exf4 9. Nf3 Nc6 10. Bxf4 Be6 11. Bxe6 fxe6 12. Bh2 Nd4 13. Rf1 Nd7 14. Qd2 Nxf3+ 15. Rxf3 Qh4+ 16. Bg3 Qe7 17. Rxf8+ Rxf8 18. Bxc7 Qh4+ 19. g3 Qxh3 20. O-O-O e5 21. Bd6 Re8 22. Qc3 Qxg3 23. Bxc5 Nxc5 24. Qxc5 b6 25. Qa3 a5 26. Qa4 Rc8 27. Qd7 Rf8 28. Qe6+ Kh8 29. Qxb6 h5 30. Qc5 Qf4+ 31. Kb1 h4 32. Rh1 *", + "Moves": "f4f1 h1f1 f8f1", + "MovesSAN": "Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame mate mateIn2 sacrifice short" + }, + { + "FEN": "R7/4k2p/6rq/3Pp3/4P3/3P1p1P/5P1K/Q7 b - - 8 34", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 d6 5. h3 Na5 6. Bb5+ c6 7. Ba4 b5 8. Bb3 Nxb3 9. axb3 Be7 10. c4 bxc4 11. bxc4 c5 12. Nc3 O-O 13. Nd5 Nxd5 14. cxd5 f5 15. O-O f4 16. Bd2 Qe8 17. b4 Qg6 18. Kh1 Qh6 19. Kh2 g5 20. Ng1 g4 21. bxc5 gxh3 22. Nxh3 Bxh3 23. gxh3 Kh8 24. cxd6 Bxd6 25. Ra6 Rg8 26. Bb4 Rad8 27. Rg1 Rxg1 28. Qxg1 f3 29. Bxd6 Rxd6 30. Rxa7 Rg6 31. Ra8+ Kg7 32. Ra7+ Kf8 33. Ra8+ Ke7 34. Qa1 *", + "Moves": "g6g2 h2h1 h6h3", + "MovesSAN": "Rg2+ Kh1 Qxh3#", + "Themes": "deflection endgame mate mateIn2 short" + }, + { + "FEN": "6k1/q4ppp/1p3p1b/3r1Q2/5nPP/2P2N2/PP3P2/R5K1 w - - 3 24", + "PGN": "1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Nxf6+ exf6 6. Nf3 Bd6 7. Bc4 O-O 8. h3 Re8+ 9. Be3 Nd7 10. O-O Nf8 11. c3 Qc7 12. Qb3 Be6 13. d5 cxd5 14. Bxd5 Bxd5 15. Qxd5 Ne6 16. Rfd1 Rad8 17. Qh5 Bf4 18. Bxa7 b6 19. g3 Bh6 20. g4 Qxa7 21. Rxd8 Rxd8 22. h4 Nf4 23. Qf5 Rd5 *", + "Moves": "f5c8 d5d8 c8d8", + "MovesSAN": "Qc8+ Rd8 Qxd8#", + "Themes": "backRankMate mate mateIn2 middlegame short" + }, + { + "FEN": "6k1/2p2ppp/5n2/8/2q1P3/2p4b/2K2P2/2BR4 w - - 2 29", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Bc5 5. c3 O-O 6. Bb3 d5 7. Qe2 a5 8. Nbd2 b5 9. h3 Qd6 10. Nf1 d4 11. a3 Rd8 12. Bc2 Be6 13. Ng3 dxc3 14. bxc3 b4 15. axb4 axb4 16. Rxa8 Rxa8 17. d4 Ra2 18. Qd1 exd4 19. cxd4 Nxd4 20. Nxd4 Bxd4 21. O-O Rxc2 22. Qxc2 Qxg3 23. Rd1 Bxh3 24. Kf1 Qxg2+ 25. Ke1 Qf1+ 26. Kd2 Bc3+ 27. Qxc3 bxc3+ 28. Kc2 Qc4 *", + "Moves": "d1d8 f6e8 d8e8", + "MovesSAN": "Rd8+ Ne8 Rxe8#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "6k1/R5p1/1p1rp1P1/5p2/4nP2/1P2P2K/8/8 w - - 1 43", + "PGN": "1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 h6 6. Bh4 O-O 7. Be2 b6 8. Nf3 dxc4 9. Bxc4 Bb7 10. Be2 Nbd7 11. O-O c5 12. dxc5 Nxc5 13. Qc2 Rc8 14. Rad1 Nd5 15. Bxe7 Qxe7 16. Nxd5 Bxd5 17. Qb1 Be4 18. Qa1 Rfd8 19. Nd4 Qg5 20. Bf3 Rxd4 21. Bxe4 Rxe4 22. Qc1 Rf8 23. b3 Rg4 24. g3 h5 25. f4 Qg6 26. Rd4 h4 27. Rf3 hxg3 28. h3 Rh4 29. Kg2 Nd3 30. Qd2 Nc5 31. Rxg3 Qf5 32. Qd1 Ne4 33. Rg4 Rxg4+ 34. hxg4 Qg6 35. Kf3 f5 36. g5 Qh5+ 37. Kg2 Qxd1 38. Rxd1 Rc8 39. Rd7 Rc2+ 40. Kh3 Rxa2 41. g6 Rd2 42. Rxa7 Rd6 *", + "Moves": "a7a8 d6d8 a8d8", + "MovesSAN": "Ra8+ Rd8 Rxd8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r6k/8/4N1B1/1R1p4/1P1P2n1/8/6P1/6K1 b - - 0 32", + "PGN": "1. e4 c5 2. b4 cxb4 3. d4 d5 4. e5 Nc6 5. Nf3 Bg4 6. Be3 e6 7. a4 Nge7 8. Bd3 Nf5 9. O-O Be7 10. Nbd2 O-O 11. Qe1 h6 12. h3 Bxf3 13. Nxf3 Nxe3 14. fxe3 f5 15. exf6 Bxf6 16. Qg3 Qe8 17. Rae1 Qh5 18. Bg6 Bh4 19. Nxh4 Qg5 20. Qxg5 hxg5 21. Nf3 g4 22. hxg4 a6 23. Ng5 Rxf1+ 24. Rxf1 b5 25. axb5 axb5 26. Nxe6 b3 27. cxb3 Na5 28. b4 Nc4 29. Rf7 Nxe3 30. Rxg7+ Kh8 31. Rb7 Nxg4 32. Rxb5 *", + "Moves": "a8a1 g6b1 a1b1", + "MovesSAN": "Ra1+ Bb1 Rxb1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "3r4/R4p2/3Pk1pp/1pBb4/1P3K2/6P1/7P/8 w - - 0 38", + "PGN": "1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. g3 Be7 5. Bg2 O-O 6. O-O b6 7. Nbd2 Bb7 8. b3 c5 9. Bb2 Nc6 10. e3 dxc4 11. Nxc4 cxd4 12. exd4 b5 13. Nce5 Nxe5 14. dxe5 Qxd1 15. Rfxd1 Nd5 16. Nd4 a6 17. Nf5 Bc5 18. Nd6 Bxd6 19. exd6 Rad8 20. Bxd5 Bxd5 21. Ba3 Rd7 22. Rac1 a5 23. Rc7 Rfd8 24. Bc5 a4 25. Rb1 axb3 26. axb3 Kf8 27. b4 Ke8 28. Rxd7 Kxd7 29. Ra1 e5 30. Ra7+ Ke6 31. Re7+ Kf6 32. Kf1 Ra8 33. Ra7 Rd8 34. Ke2 Ke6 35. Ke3 g6 36. f4 exf4+ 37. Kxf4 h6 *", + "Moves": "a7e7 e6f6 c5d4", + "MovesSAN": "Re7+ Kf6 Bd4#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "3rr1k1/p1p2ppp/1p6/8/1PP2p1q/P1P2B2/2Q3PP/R5KR b - - 2 20", + "PGN": "1. e4 e5 2. d3 Nc6 3. Nf3 Nf6 4. Be3 b6 5. a3 Ba6 6. c3 Be7 7. Nbd2 O-O 8. Nc4 d5 9. exd5 Nxd5 10. Bc1 Bxc4 11. dxc4 Nf4 12. Bxf4 exf4 13. Nd2 Bc5 14. b4 Re8+ 15. Be2 Bxf2+ 16. Kxf2 Qh4+ 17. Kg1 Ne5 18. Nf3 Nxf3+ 19. Bxf3 Rad8 20. Qc2 *", + "Moves": "e8e1 a1e1 h4e1", + "MovesSAN": "Re1+ Rxe1 Qxe1#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "k4b1r/pp3b1p/3p2p1/1B2R2n/2P5/5P2/PP4PP/4R1K1 w - - 0 20", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. d4 Nc6 4. Nf3 Bg4 5. Nc3 Bxf3 6. Nxd5 Bxd1 7. Nxc7+ Kd7 8. Nxa8 Bh5 9. d5 Ne5 10. Bb5+ Kc8 11. Bf4 f6 12. O-O Kb8 13. Bxe5+ fxe5 14. Rae1 Kxa8 15. Rxe5 Nf6 16. Rfe1 Bf7 17. c4 g6 18. f3 Nh5 19. d6 exd6 *", + "Moves": "e5e8 f7e8 e1e8", + "MovesSAN": "Re8+ Bxe8 Rxe8#", + "Themes": "backRankMate mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "2R5/P5pk/2pNnp1p/2P5/8/r7/5PKP/8 b - - 2 40", + "PGN": "1. e4 c6 2. Nf3 d5 3. exd5 Qxd5 4. Nc3 Qd8 5. d4 Bf5 6. Be3 e6 7. Bd3 Bb4 8. Bxf5 Bxc3+ 9. bxc3 exf5 10. O-O Ne7 11. Re1 O-O 12. Bg5 f6 13. Be3 Nd5 14. Qd3 f4 15. Bd2 Nd7 16. c4 Ne7 17. Qb3 Ng6 18. Qxb7 Qc8 19. Rab1 Qxb7 20. Rxb7 Nb6 21. Bb4 Rfb8 22. Rxb8+ Rxb8 23. Bd6 Rc8 24. c5 Na4 25. g3 Nc3 26. gxf4 Nb5 27. f5 Nf8 28. Nd2 Nxd4 29. Kg2 Nxc2 30. Re7 Nd4 31. Rxa7 Nxf5 32. Bxf8 Rxf8 33. Nc4 Nd4 34. Nd6 h6 35. a4 Rb8 36. a5 Rb3 37. a6 Ra3 38. Ra8+ Kh7 39. a7 Ne6 40. Rc8 *", + "Moves": "e6f4 g2f1 a3a1", + "MovesSAN": "Nf4+ Kf1 Ra1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "3r4/8/6k1/8/1p1b4/5B2/6P1/3R3K b - - 4 51", + "PGN": "1. e4 c5 2. c3 d6 3. d4 Nf6 4. Bd3 cxd4 5. cxd4 Nc6 6. Nf3 Bg4 7. Be3 e6 8. Nc3 g6 9. O-O Bg7 10. Bc2 O-O 11. h3 Bxf3 12. Qxf3 Nb4 13. Bb1 a5 14. a3 Nc6 15. Bg5 h6 16. Bh4 Nxd4 17. Qg3 Nb3 18. Ra2 g5 19. Bxg5 hxg5 20. Qxg5 Nd2 21. Qxd2 Qc7 22. Ra1 Rfc8 23. Qg5 Nh7 24. Qg4 Qc5 25. h4 Kf8 26. Ba2 Nf6 27. Qf3 b5 28. Rac1 Qb6 29. Qg3 b4 30. axb4 axb4 31. Nb5 Qxb5 32. Qxd6+ Kg8 33. Rxc8+ Rxc8 34. Kh2 Nxe4 35. Qd1 Qc5 36. f3 Be5+ 37. f4 Bg7 38. h5 Nf6 39. h6 Bxh6 40. f5 Qc7+ 41. Kh1 Rd8 42. Qf3 exf5 43. Qxf5 Bg7 44. Qf3 Qd7 45. Qg3 Qg4 46. Qxg4 Nxg4 47. Bxf7+ Kh7 48. Be6 Bxb2 49. Bxg4 Kg6 50. Bf3 Bd4 51. Rd1 *", + "Moves": "d8h8 f3h5 h8h5", + "MovesSAN": "Rh8+ Bh5+ Rxh5#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "4R3/p4p1k/3P1npp/2P2q2/3Q4/8/P2P1PPP/6K1 b - - 0 26", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. O-O d6 5. c3 Nf6 6. Re1 Bg4 7. Qb3 Na5 8. Qb5+ c6 9. Qa4 b5 10. Bxb5 cxb5 11. Qxb5+ Kf8 12. b4 Bxf3 13. bxc5 Bxe4 14. cxd6 Rb8 15. Qxe5 Bxb1 16. Ba3 Kg8 17. Raxb1 Rxb1 18. Rxb1 Nc4 19. Qc5 Nxa3 20. Qxa3 h6 21. c4 Kh7 22. c5 Qd7 23. Qd3+ g6 24. Qd4 Qf5 25. Re1 Re8 26. Rxe8 *", + "Moves": "f5b1 e8e1 b1e1", + "MovesSAN": "Qb1+ Re1 Qxe1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r5k1/pb1p2pp/1ppb4/4nB2/7q/2P1P3/PPQ2PPP/R1B2RK1 b - - 0 16", + "PGN": "1. d4 e5 2. dxe5 Nc6 3. Nf3 f6 4. exf6 Nxf6 5. Nc3 Be7 6. e3 O-O 7. Bd3 b6 8. O-O Bb7 9. Ne2 Bd6 10. Ng3 Ng4 11. c3 Nce5 12. Nxe5 Nxe5 13. Be4 c6 14. Qc2 Qh4 15. Nf5 Rxf5 16. Bxf5 *", + "Moves": "e5f3 g2f3 h4h2", + "MovesSAN": "Nf3+ gxf3 Qxh2#", + "Themes": "kingsideAttack mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "r5k1/pp3ppp/2p5/8/3bQ3/2P4P/PPPq1PP1/4R1K1 w - - 0 21", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. Nc3 d5 6. Bd3 Nxc3 7. dxc3 Bc5 8. Bf4 O-O 9. O-O c6 10. Qd2 Nd7 11. Rfe1 Re8 12. Rxe8+ Qxe8 13. Re1 Qd8 14. Qe2 Nf6 15. Be5 Bg4 16. h3 Bxf3 17. Qxf3 Ne4 18. Bxe4 dxe4 19. Qxe4 Qd2 20. Bd4 Bxd4 *", + "Moves": "e4e8 a8e8 e1e8", + "MovesSAN": "Qe8+ Rxe8 Rxe8#", + "Themes": "backRankMate endgame mate mateIn2 sacrifice short" + }, + { + "FEN": "2r3k1/4pp1p/3p2p1/PP6/5b2/1R3B1P/5PP1/6K1 b - - 0 28", + "PGN": "1. Nf3 c5 2. c4 Nc6 3. e3 g6 4. d4 cxd4 5. exd4 Bg7 6. d5 Nb8 7. Be2 Nf6 8. O-O O-O 9. h3 d6 10. Nc3 a6 11. Be3 Nbd7 12. Rb1 b5 13. cxb5 axb5 14. Bxb5 Ba6 15. Bc6 Bxf1 16. Qxf1 Ra5 17. b4 Ra3 18. Qc1 Rxc3 19. Qxc3 Nxd5 20. Qa3 Nxe3 21. Qxe3 Ne5 22. Nxe5 Bxe5 23. a4 Qc7 24. Bf3 Rc8 25. a5 Qc4 26. b5 Bf4 27. Qb3 Qxb3 28. Rxb3 *", + "Moves": "c8c1 f3d1 c1d1", + "MovesSAN": "Rc1+ Bd1 Rxd1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r1b3kr/ppNp1pbp/3B4/6q1/Q7/8/P3PPP1/R3KB1R b KQ - 0 15", + "PGN": "1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. Bf4 g5 5. Bg3 Bg7 6. Nf3 Nc6 7. h4 Ngxe5 8. Nxe5 Nxe5 9. hxg5 Nxc4 10. Nc3 Nxb2 11. Qb3 Na4 12. Nd5 Qxg5 13. Nxc7+ Kf8 14. Bd6+ Kg8 15. Qxa4 *", + "Moves": "g7c3 e1d1 g5d2", + "MovesSAN": "Bc3+ Kd1 Qd2#", + "Themes": "fork mate mateIn2 opening short" + }, + { + "FEN": "8/6b1/R7/4pkpp/P1pp1n2/5K1P/3N2P1/8 w - - 0 40", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. Bb5 Nf6 4. Nc3 Qb6 5. O-O g6 6. Bc4 Bg7 7. Ng5 O-O 8. d3 d6 9. Na4 Qc7 10. Nc3 h6 11. Nf3 Bg4 12. h3 Be6 13. Bxe6 fxe6 14. Nh4 Kh7 15. Nb5 Qb6 16. a4 a6 17. Nc3 Nd4 18. Be3 Qxb2 19. Ne2 Nxc2 20. Rb1 Nxe3 21. Rxb2 Nxd1 22. Rxd1 Nxe4 23. Rxb7 Nxf2 24. Rf1 Nxd3 25. Rxe7 Rxf1+ 26. Kxf1 Rf8+ 27. Kg1 g5 28. Nf3 e5 29. Ng3 d5 30. Nh5 Rg8 31. Rd7 Nf4 32. Nf6+ Kh8 33. Nxg8 Kxg8 34. Nd2 c4 35. Kf2 Kh7 36. Ke3 Kg6 37. Rd6+ Kf5 38. Rxa6 d4+ 39. Kf3 h5 *", + "Moves": "g2g4 h5g4 h3g4", + "MovesSAN": "g4+ hxg4+ hxg4#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "8/8/8/1pRPB3/8/4k3/1r6/4K3 b - - 0 47", + "PGN": "1. e4 g6 2. d4 Bg7 3. Nc3 c6 4. Be3 d5 5. e5 f6 6. Nf3 Bg4 7. exf6 Nxf6 8. Be2 O-O 9. Qd2 Ne4 10. Nxe4 dxe4 11. Ng5 Bxe2 12. Qxe2 Qa5+ 13. c3 Qf5 14. g4 Qd5 15. Qc2 Nd7 16. Qxe4 e5 17. Qxd5+ cxd5 18. Ne6 Rf7 19. Nxg7 Kxg7 20. O-O-O e4 21. h4 Nf6 22. Rdg1 b5 23. h5 Rh8 24. Bf4 h6 25. hxg6 Kxg6 26. Be5 Rc8 27. Kd2 Nd7 28. Bg3 Nb6 29. b3 a5 30. Rh5 a4 31. Rgh1 Rh7 32. Bf4 axb3 33. axb3 Rch8 34. Be5 Rf8 35. Ke2 Ra8 36. g5 Ra2+ 37. Ke3 Rc2 38. Rxh6+ Rxh6 39. Rxh6+ Kxg5 40. Rxb6 Rxc3+ 41. Ke2 Rxb3 42. Rd6 Rb2+ 43. Ke1 Kg4 44. Rxd5 Kf3 45. Rc5 e3 46. fxe3 Kxe3 47. d5 *", + "Moves": "b2b1 c5c1 b1c1", + "MovesSAN": "Rb1+ Rc1 Rxc1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "3r2k1/5p1p/p3p1p1/1pQ5/4B3/2b2qP1/P3RP2/3R1K2 b - - 0 34", + "PGN": "1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 Nc6 5. Nf3 d6 6. Bc4 e6 7. Qe2 a6 8. O-O Be7 9. Rd1 Qc7 10. Bf4 Ne5 11. Bb3 Nf6 12. Bxe5 dxe5 13. Rac1 Qb8 14. Na4 b5 15. Nc5 O-O 16. Nd3 Bb7 17. Nfxe5 Bxe4 18. Nd7 Nxd7 19. Qxe4 Nf6 20. Qf3 Ra7 21. Nf4 Bd6 22. Nh5 Bxh2+ 23. Kf1 Nxh5 24. Qxh5 Be5 25. Bc2 g6 26. Qh4 Bxb2 27. Rb1 Qe5 28. Re1 Qf6 29. Qb4 Bc3 30. Qc5 Rd7 31. Re2 Rfd8 32. g3 Qf3 33. Be4 Rd1+ 34. Rxd1 *", + "Moves": "d8d1 e2e1 d1e1", + "MovesSAN": "Rxd1+ Re1 Rxe1#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "1r5k/pQ4R1/4pP1p/2p1qb2/2P5/7P/P3nPP1/5K2 w - - 3 32", + "PGN": "1. d4 g6 2. c4 Bg7 3. Nf3 d6 4. e3 Bg4 5. Be2 Nf6 6. O-O O-O 7. h3 Bd7 8. Nc3 h6 9. b4 Kh7 10. e4 Qc8 11. e5 Ng8 12. Bb2 dxe5 13. dxe5 Rd8 14. Qc2 Bf5 15. Qb3 Nc6 16. Nd5 e6 17. Nf6+ Nxf6 18. exf6 Bf8 19. Rad1 Nxb4 20. Rxd8 Qxd8 21. Ne5 Qe8 22. Ba3 Nc2 23. Bxf8 Qxf8 24. Rd1 c5 25. Rd7 Nd4 26. Qxb7 Nxe2+ 27. Kf1 Kg8 28. Nxg6 Qb8 29. Ne5 Qxe5 30. Rxf7 Rb8 31. Rg7+ Kh8 *", + "Moves": "g7h7 f5h7 b7g7", + "MovesSAN": "Rh7+ Bxh7 Qg7#", + "Themes": "clearance endgame mate mateIn2 sacrifice short" + }, + { + "FEN": "6k1/R4pp1/p3p2p/1p6/3n4/6P1/1P3PK1/1Br5 w - - 3 30", + "PGN": "1. d4 d5 2. c4 Nc6 3. Nf3 Nf6 4. Nc3 Bg4 5. Bg5 Bxf3 6. gxf3 dxc4 7. e3 h6 8. Bh4 e6 9. Bxc4 Be7 10. Bb5 O-O 11. Rc1 a6 12. Ba4 b5 13. Bc2 Nb4 14. Bb1 Nfd5 15. a3 Bxh4 16. axb4 Nxb4 17. Ne4 Nd5 18. Qc2 Nxe3 19. Qd3 Nf5 20. Ng3 Qxd4 21. Qxd4 Nxd4 22. Rxc7 Nxf3+ 23. Ke2 Nd4+ 24. Kf1 Bxg3 25. hxg3 Rac8 26. Ra7 Rc1+ 27. Kg2 Rxh1 28. Kxh1 Rc8 29. Kg2 Rc1 *", + "Moves": "a7a8 c1c8 a8c8", + "MovesSAN": "Ra8+ Rc8 Rxc8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "7k/5prp/1p1PbN2/pQ2P3/5R2/6P1/P4PKP/2rq4 w - - 2 36", + "PGN": "1. d4 d5 2. c4 e6 3. Nc3 c5 4. cxd5 exd5 5. Be3 Nf6 6. Nf3 c4 7. Bg5 Be7 8. e3 Bg4 9. Be2 Be6 10. O-O Nbd7 11. b3 Nb6 12. bxc4 Nxc4 13. Bxc4 dxc4 14. Rb1 b6 15. Ne5 O-O 16. Nc6 Qe8 17. Qa4 Bd7 18. Nxe7+ Qxe7 19. Bxf6 gxf6 20. Qxc4 Rac8 21. Qb3 Be6 22. d5 Bf5 23. Rbd1 Kh8 24. Rfe1 Rg8 25. d6 Qd7 26. e4 Bh3 27. g3 Qg4 28. Nd5 Rg7 29. Nxf6 Qg6 30. e5 Be6 31. Qa4 a5 32. Qb5 Qf5 33. Re4 Qf3 34. Rf4 Qxd1+ 35. Kg2 Rc1 *", + "Moves": "b5e8 g7g8 e8g8", + "MovesSAN": "Qe8+ Rg8 Qxg8#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "6k1/p1p4p/1rn3p1/8/2q5/Q1P2P2/PP2RK1b/r7 w - - 0 28", + "PGN": "1. d4 f5 2. Nf3 Nf6 3. e3 g6 4. Bd3 Bg7 5. O-O O-O 6. Nbd2 d6 7. c3 Nc6 8. Qc2 e5 9. Re1 e4 10. Nxe4 fxe4 11. Bxe4 Bg4 12. Bd3 Bxf3 13. gxf3 Nh5 14. f4 Qe8 15. e4 Nxf4 16. Bxf4 Rxf4 17. e5 dxe5 18. dxe5 Bxe5 19. Bc4+ Rxc4 20. Qb3 Qe6 21. Qxb7 Rb8 22. Qa6 Rb6 23. Qa3 Rg4+ 24. Kf1 Qc4+ 25. Re2 Bxh2 26. f3 Rg1+ 27. Kf2 Rxa1 *", + "Moves": "e2e8 g8f7 a3f8", + "MovesSAN": "Re8+ Kf7 Qf8#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "4rk2/ppp3pp/1b6/nP1R4/4R3/8/5PPP/6K1 w - - 1 23", + "PGN": "1. e4 e5 2. d4 exd4 3. Bc4 Bc5 4. c3 dxc3 5. Nf3 cxb2 6. Bxb2 Nf6 7. Ng5 O-O 8. Nxf7 Rxf7 9. Bxf7+ Kxf7 10. Qb3+ Kf8 11. Nd2 d6 12. O-O Nc6 13. e5 dxe5 14. Rfe1 e4 15. Bxf6 Qxf6 16. Nxe4 Qf7 17. Rad1 Qxb3 18. axb3 Bb6 19. b4 Bf5 20. b5 Na5 21. Rd5 Bxe4 22. Rxe4 Re8 *", + "Moves": "d5f5 f8g8 e4e8", + "MovesSAN": "Rf5+ Kg8 Rxe8#", + "Themes": "deflection endgame mate mateIn2 short" + }, + { + "FEN": "8/1p2N1pk/p7/8/1P1r4/4R3/2n3PP/6K1 w - - 5 27", + "PGN": "1. e4 e6 2. e5 d5 3. d4 f6 4. f4 Nd7 5. Nf3 c5 6. c3 cxd4 7. cxd4 Qa5+ 8. Bd2 Bb4 9. a3 Bxd2+ 10. Qxd2 Qb6 11. Nc3 Ne7 12. Bb5 O-O 13. O-O Nf5 14. b4 a6 15. Bd3 fxe5 16. fxe5 Nxd4 17. Bxh7+ Kxh7 18. Qxd4 Qxd4+ 19. Nxd4 Rxf1+ 20. Rxf1 Nxe5 21. Nxe6 Bxe6 22. Re1 Nc4 23. Rxe6 Nxa3 24. Nxd5 Rd8 25. Ne7 Rd4 26. Re3 Nc2 *", + "Moves": "e3h3 d4h4 h3h4", + "MovesSAN": "Rh3+ Rh4 Rxh4#", + "Themes": "anastasiaMate endgame mate mateIn2 short" + }, + { + "FEN": "r3k2r/pp2bpp1/2p1pB1p/q7/1n1PN3/2P2N1P/1P1Q1PP1/1K1R3R b kq - 0 19", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 c6 5. Bd2 Nf6 6. h3 Qd8 7. Nf3 Bf5 8. Bg5 h6 9. Bh4 e6 10. Bd3 Bxd3 11. Qxd3 Be7 12. O-O-O Nd5 13. Bg3 Nd7 14. Ne4 N7f6 15. Be5 Nb4 16. Qd2 Nxa2+ 17. Kb1 Nb4 18. Bxf6 Qa5 19. c3 *", + "Moves": "a5a2 b1c1 a2a1", + "MovesSAN": "Qa2+ Kc1 Qa1#", + "Themes": "mate mateIn2 middlegame queensideAttack short" + }, + { + "FEN": "r1b5/8/2pp1q1k/1P5p/4PppP/1P1Q4/3P2P1/1K3R1R b - - 0 24", + "PGN": "1. e4 e5 2. f4 exf4 3. Nf3 g5 4. h4 g4 5. Ne5 h5 6. Nxf7 Kxf7 7. Bc4+ Kg7 8. b3 Be7 9. Bb2+ Kh6 10. Bxh8 Bf6 11. Bxf6 Qxf6 12. Nc3 Ne7 13. Qe2 Nbc6 14. O-O-O d6 15. Kb1 a6 16. Nd5 Nxd5 17. Bxd5 Ne5 18. Rdf1 c6 19. Bc4 b5 20. Bd3 a5 21. c4 a4 22. cxb5 axb3 23. axb3 Nxd3 24. Qxd3 *", + "Moves": "f6a1 b1c2 a8a2", + "MovesSAN": "Qa1+ Kc2 Ra2#", + "Themes": "endgame mate mateIn2 queensideAttack short" + }, + { + "FEN": "r4rk1/pp3ppp/2n1p3/3p4/3Pn3/P2BPN1q/1P1BKP2/R2QR3 b - - 3 21", + "PGN": "1. d4 d5 2. c4 Nf6 3. cxd5 Qxd5 4. Nf3 Nc6 5. Nc3 Qa5 6. Bd2 Qb6 7. Bc1 Bg4 8. e3 e6 9. Be2 Bb4 10. O-O O-O 11. h3 Bh5 12. a3 Bd6 13. Re1 Qa5 14. Bd2 Qf5 15. Nb5 Ne4 16. Nxd6 cxd6 17. Bd3 d5 18. g4 Bxg4 19. hxg4 Qxg4+ 20. Kf1 Qh3+ 21. Ke2 *", + "Moves": "e4g3 f2g3 h3g2", + "MovesSAN": "Ng3+ fxg3 Qg2#", + "Themes": "mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "7k/1p4pp/p7/8/3PB1P1/1Pq1P3/P3K1Q1/2r3N1 b - - 6 33", + "PGN": "1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. Bd3 c5 6. c3 Nc6 7. Ne2 Qb6 8. Nf3 cxd4 9. cxd4 Be7 10. O-O O-O 11. b3 f6 12. exf6 Nxf6 13. Be3 Ng4 14. h3 Nxe3 15. fxe3 Bf6 16. Rc1 Bd7 17. Qd2 Rae8 18. Rc5 e5 19. Rxd5 Bxh3 20. gxh3 e4 21. Bc4 Kh8 22. Ng5 Bxg5 23. Rxg5 Rxf1+ 24. Kxf1 Qd8 25. Rg4 Ne5 26. Ng1 Nxg4 27. hxg4 Qh4 28. Qg2 a6 29. Bd5 Rc8 30. Bxe4 Rc1+ 31. Ke2 Qe1+ 32. Kd3 Qc3+ 33. Ke2 *", + "Moves": "c1e1 e2f3 c3e3", + "MovesSAN": "Re1+ Kf3 Qxe3#", + "Themes": "endgame master mate mateIn2 short" + }, + { + "FEN": "4r1k1/pQpn1ppp/8/3P4/2P5/8/P3rPPP/R5K1 b - - 0 19", + "PGN": "1. d4 d5 2. c4 dxc4 3. e4 e6 4. Bxc4 Nc6 5. d5 exd5 6. exd5 Nf6 7. Nc3 Ne5 8. Bb3 Bb4 9. Ba4+ Bd7 10. Bxd7+ Nexd7 11. Bg5 O-O 12. Bxf6 Qxf6 13. Qb3 Rfe8+ 14. Ne2 Bxc3+ 15. bxc3 Re5 16. c4 Rae8 17. O-O Rxe2 18. Qxb7 Qxa1 19. Rxa1 *", + "Moves": "e2e1 a1e1 e8e1", + "MovesSAN": "Re1+ Rxe1 Rxe1#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "r5rk/q2n1p1p/2np1PpQ/p3p1P1/4P3/p2b1R2/PPP4P/R1B4K w - - 0 22", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Ndb5 a6 7. Na3 e5 8. Bd3 Be7 9. O-O O-O 10. f4 b5 11. f5 b4 12. Nd5 bxa3 13. Nxe7+ Qxe7 14. g4 Qa7+ 15. Kh1 a5 16. g5 Nd7 17. f6 g6 18. Qe1 Ba6 19. Qh4 Kh8 20. Qh6 Rg8 21. Rf3 Bxd3 *", + "Moves": "h6h7 h8h7 f3h3", + "MovesSAN": "Qxh7+ Kxh7 Rh3#", + "Themes": "attraction kingsideAttack mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "3r2k1/pp2B2p/4b1pP/1N3p2/8/P1P5/1P2PPB1/n3K2R b K - 1 26", + "PGN": "1. g4 d5 2. Bg2 c5 3. c4 Nc6 4. cxd5 Nb4 5. Qb3 Nf6 6. g5 Nfxd5 7. Nc3 e6 8. a3 Nxc3 9. dxc3 Nd5 10. Nf3 Bd6 11. h4 O-O 12. h5 Nb6 13. h6 c4 14. Qc2 g6 15. Nh2 f5 16. gxf6 Qxf6 17. Ng4 Qf5 18. Qxf5 exf5 19. Ne3 Rb8 20. Nxc4 Be6 21. Nxd6 Nd7 22. Bf4 Nc5 23. Nb5 Rbd8 24. Bd6 Nb3 25. Bxf8 Nxa1 26. Be7 *", + "Moves": "a1c2 e1f1 d8d1", + "MovesSAN": "Nc2+ Kf1 Rd1#", + "Themes": "backRankMate mate mateIn2 middlegame short" + }, + { + "FEN": "1rk5/Rp4p1/2p5/Q2p4/2Pqb3/7P/1P2B1P1/7K w - - 1 41", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 f5 4. d3 Nf6 5. O-O Bc5 6. exf5 O-O 7. Nxe5 Nxe5 8. d4 Bd6 9. dxe5 Bxe5 10. f4 Bd6 11. Nd2 c6 12. Bd3 Bc7 13. Nf3 d5 14. Ne5 Nd7 15. Qh5 Qf6 16. Ng4 Qf7 17. Qh4 Bd8 18. f6 Nxf6 19. Nxf6+ Qxf6 20. Qxh7+ Kf7 21. Qh5+ Ke7 22. f5 Kd7 23. Bg5 Qd4+ 24. Kh1 Bf6 25. Bxf6 Qxf6 26. Rae1 Kc7 27. Qg4 Bd7 28. Qf4+ Kb6 29. a4 Rae8 30. a5+ Kxa5 31. Ra1+ Kb6 32. Qb4+ Kc7 33. Rxa7 Rb8 34. Qa5+ Kd6 35. Qb4+ Kc7 36. c4 Qd4 37. Qa5+ Kc8 38. Be2 Rxf5 39. Rxf5 Bxf5 40. h3 Be4 *", + "Moves": "e2g4 e4f5 g4f5", + "MovesSAN": "Bg4+ Bf5 Bxf5#", + "Themes": "endgame master mate mateIn2 short" + }, + { + "FEN": "r3k2r/1pp2bpp/2p1q1n1/4p3/pb2P2B/1PN2N1P/P1PQ1P2/1K1R3R w kq - 0 19", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. Nc3 a6 5. Bxc6 dxc6 6. d3 Bg4 7. h3 Bh5 8. g4 Bg6 9. Bg5 f6 10. Bh4 Bb4 11. Qd2 Qd7 12. O-O-O Ne7 13. Kb1 Bf7 14. g5 Qe6 15. b3 a5 16. d4 a4 17. dxe5 fxe5 18. g6 Nxg6 *", + "Moves": "d2d8 a8d8 d1d8", + "MovesSAN": "Qd8+ Rxd8 Rxd8#", + "Themes": "mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "R7/6pk/3r2p1/8/2B2n1P/1PP2p2/5P1P/4K3 b - - 6 39", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Nd5 Be7 10. Bxf6 Bxf6 11. c3 Bg5 12. Nc2 O-O 13. a4 bxa4 14. Rxa4 a5 15. Bc4 Rb8 16. b3 Kh8 17. O-O f5 18. exf5 Bxf5 19. Nce3 Bg6 20. Qg4 Bf4 21. Rfa1 Rb7 22. Nxf4 exf4 23. Nd5 f3 24. g3 Ne5 25. Qd4 Nd7 26. Rxa5 Qg5 27. Nf4 Qh6 28. Nxg6+ hxg6 29. Qxd6 Qh3 30. Bf1 Qh6 31. Ra7 Rf6 32. Qd4 Rxa7 33. Rxa7 Nf8 34. Ra8 Kh7 35. Qh4 Qxh4 36. gxh4 Ne6 37. Bc4 Nf4 38. Kf1 Rd6 39. Ke1 *", + "Moves": "f4g2 e1f1 d6d1", + "MovesSAN": "Ng2+ Kf1 Rd1#", + "Themes": "endgame master mate mateIn2 short" + }, + { + "FEN": "r5k1/p2p1ppp/1p1P1b1B/7q/8/1P2Q3/P4PPP/4RbK1 w - - 0 22", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nc3 Nc6 4. d4 exd4 5. Nxd4 Nxd4 6. Qxd4 c5 7. Qe5+ Be7 8. Nd5 Nxd5 9. exd5 O-O 10. d6 Bh4 11. Qxc5 Re8+ 12. Be2 b6 13. Qd5 Ba6 14. c4 Re5 15. Qxe5 Bf6 16. Qg3 Qe8 17. O-O Qxe2 18. Bh6 Bxc4 19. b3 Ba6 20. Rae1 Qh5 21. Qe3 Bxf1 *", + "Moves": "e3e8 a8e8 e1e8", + "MovesSAN": "Qe8+ Rxe8 Rxe8#", + "Themes": "kingsideAttack mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "r3q1k1/ppp2p2/5PBp/2bp4/8/2P2R2/PPQ3PP/4R2K b - - 0 24", + "PGN": "1. e4 e6 2. Nf3 d5 3. exd5 exd5 4. d4 Nc6 5. c3 Bg4 6. Be2 Nf6 7. O-O Be7 8. Re1 O-O 9. Bd3 Bh5 10. Bg5 Nb8 11. Bxf6 Bxf6 12. Nbd2 Nd7 13. Qc2 h6 14. Ne5 Nxe5 15. dxe5 Bg5 16. Rf1 Re8 17. f4 Be7 18. f5 Bc5+ 19. Kh1 Rxe5 20. f6 g6 21. Nf3 Bxf3 22. Rxf3 Qe8 23. Bxg6 Re1+ 24. Rxe1 *", + "Moves": "e8e1 f3f1 e1f1", + "MovesSAN": "Qxe1+ Rf1 Qxf1#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "1kr5/1p4np/1B2p3/1N2P3/5r2/P6b/1P2K2P/2R5 w - - 4 26", + "PGN": "1. e4 d5 2. e5 c5 3. d4 cxd4 4. Qxd4 Nc6 5. Bb5 Bd7 6. Bxc6 Bxc6 7. f4 Qb6 8. Qxb6 axb6 9. Nc3 e6 10. a3 Bc5 11. Nge2 d4 12. Nd1 Bxg2 13. Rg1 Bh3 14. Rxg7 d3 15. cxd3 O-O-O 16. d4 Bxd4 17. Nxd4 Rxd4 18. Rxf7 Nh6 19. Rg7 Re4+ 20. Be3 Nf5 21. Ke2 Nxg7 22. Nc3 Rc4 23. Bxb6 Rxf4 24. Rc1 Kb8 25. Nb5 Rc8 *", + "Moves": "b6a7 b8a8 c1c8", + "MovesSAN": "Ba7+ Ka8 Rxc8#", + "Themes": "deflection mate mateIn2 middlegame short" + }, + { + "FEN": "r4r1k/p5p1/1pp2qQp/3b4/3Pn3/4P1PR/PP1BK1P1/7R w - - 3 24", + "PGN": "1. d4 d5 2. c4 Nf6 3. Nc3 Bf5 4. e3 e6 5. cxd5 exd5 6. Qa4+ c6 7. Nge2 Bd6 8. Ng3 Bg6 9. Be2 Bxg3 10. hxg3 Ne4 11. Qb3 b6 12. Bd3 Nxf2 13. Kxf2 Bxd3 14. Nxd5 Be4 15. Nf4 Nd7 16. Rh5 O-O 17. Bd2 Kh8 18. Rah1 Nf6 19. R5h3 Bd5 20. Qd3 h6 21. Ng6+ fxg6 22. Qxg6 Ne4+ 23. Ke2 Qf6 *", + "Moves": "h3h6 h8g8 h6h8", + "MovesSAN": "Rxh6+ Kg8 Rh8#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "r1br2k1/pp2bp2/4p1BB/3qP3/6Q1/5R2/5PPP/1R4K1 b - - 0 24", + "PGN": "1. e4 Nf6 2. Nc3 d5 3. e5 Ne4 4. d4 Nxc3 5. bxc3 c5 6. Nf3 Nc6 7. Be2 Qa5 8. Bd2 e6 9. O-O cxd4 10. cxd4 Bb4 11. Be3 Bc3 12. Rb1 Qxa2 13. Rb3 Qa5 14. Bb5 Bb4 15. c4 dxc4 16. Bxc4 O-O 17. Qd3 h6 18. Rfb1 Rd8 19. Qe4 Be7 20. Bd3 g6 21. Bxh6 Qd5 22. Qg4 Nxd4 23. Bxg6 Nxf3+ 24. Rxf3 *", + "Moves": "d5d1 b1d1 d8d1", + "MovesSAN": "Qd1+ Rxd1 Rxd1#", + "Themes": "backRankMate mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "3r1k2/p5bQ/1p1rB1p1/2p3q1/P7/3P3R/2P2PP1/7K w - - 1 32", + "PGN": "1. e4 c6 2. Nf3 d5 3. Nc3 dxe4 4. Nxe4 Nd7 5. Bc4 Ngf6 6. Qe2 Nxe4 7. Qxe4 Nf6 8. Qe2 Bf5 9. d3 e6 10. Bg5 Be7 11. O-O O-O 12. h3 Qb6 13. Bb3 Rfd8 14. Nh4 Bg6 15. Nxg6 hxg6 16. Kh1 Qc7 17. Rad1 Rac8 18. Rfe1 c5 19. a4 b6 20. h4 Rd7 21. Bxf6 Bxf6 22. h5 gxh5 23. Qxh5 Rcd8 24. Re3 Qf4 25. Rh3 g6 26. Qh7+ Kf8 27. Rf3 Qg5 28. Rh3 Bxb2 29. Re1 Bg7 30. Rxe6 fxe6 31. Bxe6 Rd6 *", + "Moves": "h7g8 f8e7 g8f7", + "MovesSAN": "Qg8+ Ke7 Qf7#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "5r1k/1p1bn1pp/pq3p2/1n2pP2/1P1pP2Q/PBrP1R2/3N2PP/R5KN w - - 8 24", + "PGN": "1. e4 c6 2. Nc3 d5 3. Nf3 d4 4. Ne2 c5 5. d3 f6 6. c3 e5 7. cxd4 cxd4 8. Ng3 Qa5+ 9. Bd2 Bb4 10. a3 Bxd2+ 11. Nxd2 Nc6 12. Be2 Be6 13. O-O Nge7 14. b4 Qa6 15. Qb1 Qb6 16. f4 O-O 17. f5 Bd7 18. Qe1 Rac8 19. Bd1 a6 20. Nh1 Na7 21. Rf3 Nb5 22. Bb3+ Kh8 23. Qh4 Rc3 *", + "Moves": "h4h7 h8h7 f3h3", + "MovesSAN": "Qxh7+ Kxh7 Rh3#", + "Themes": "attraction kingsideAttack mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "4k2r/1pp1p1b1/p3p2p/8/2N5/P3K3/1Pr1B1bP/3R4 w k - 0 26", + "PGN": "1. Nf3 Nc6 2. d4 d5 3. c3 Nf6 4. Nbd2 h6 5. Ne5 Bf5 6. e3 Qd6 7. f4 a6 8. a3 g5 9. c4 gxf4 10. exf4 Nxd4 11. cxd5 Nc2+ 12. Ke2 Nxa1 13. Qa4+ Nd7 14. Ndc4 Qxd5 15. Ne3 Qe4 16. Qxe4 Bxe4 17. Kf2 Nb3 18. Bc4 Nxe5 19. fxe5 Nxc1 20. Rxc1 Rd8 21. Be2 Rd2 22. Nc4 Rc2 23. Rd1 Bg7 24. Ke3 Bxg2 25. e6 fxe6 *", + "Moves": "e2h5 e8f8 d1d8", + "MovesSAN": "Bh5+ Kf8 Rd8#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "4N3/p4B2/6pp/4npk1/1p1bp3/1P4P1/5PKP/8 w - - 2 37", + "PGN": "1. d4 Nf6 2. Nf3 c5 3. d5 b5 4. c4 Bb7 5. e3 g6 6. Nc3 b4 7. Ne2 Bg7 8. Ng3 O-O 9. Be2 e6 10. e4 exd5 11. exd5 Re8 12. O-O d6 13. a3 Nbd7 14. axb4 cxb4 15. b3 Nxd5 16. cxd5 Bxa1 17. Bd2 Bc3 18. Bf4 Nb6 19. Bb5 Re7 20. Bg5 f6 21. Be3 Nxd5 22. Bc4 Re5 23. Nxe5 dxe5 24. Ne4 Kg7 25. Nc5 Nxe3 26. Ne6+ Kh6 27. Qxd8 Rxd8 28. Nxd8 Nxf1 29. Nxb7 Nd2 30. Bd5 f5 31. Nd6 Kg5 32. g3 e4 33. Ne8 Bd4 34. Kg2 Nf3 35. Bg8 h6 36. Bf7 Ne5 *", + "Moves": "h2h4 g5h5 e8f6", + "MovesSAN": "h4+ Kh5 Nf6#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "1k6/5P1R/1K6/p6p/7b/Pp6/8/5r2 w - - 0 46", + "PGN": "1. e4 a5 2. d4 b6 3. Nc3 Ba6 4. Bxa6 Nxa6 5. a3 e6 6. Bf4 Nf6 7. Nb5 d6 8. e5 Qd7 9. Nxc7+ Nxc7 10. exf6 Nd5 11. fxg7 Bxg7 12. Be3 Rc8 13. Ne2 h5 14. Nf4 Nxe3 15. fxe3 e5 16. Nd5 Qc6 17. Nc3 exd4 18. exd4 Kd7 19. O-O Rcg8 20. Rxf7+ Kc8 21. Qf3 Bxd4+ 22. Kh1 Qxf3 23. gxf3 Rg6 24. Nd5 Kb8 25. Rb1 Rhg8 26. h4 Rg1+ 27. Rxg1 Rxg1+ 28. Kh2 Rd1 29. c3 Bg1+ 30. Kg3 Rxd5 31. f4 Rd3+ 32. Kg2 Be3 33. f5 Rd2+ 34. Kf3 Bh6 35. f6 Rxb2 36. Rh7 Rb1 37. Ke4 Re1+ 38. Kd5 Bd2 39. f7 Rf1 40. Ke6 Bxc3 41. Ke7 Bf6+ 42. Ke6 Bxh4 43. Kxd6 b5 44. Kc6 b4 45. Kb6 b3 *", + "Moves": "h7h8 h4d8 h8d8", + "MovesSAN": "Rh8+ Bd8+ Rxd8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "6k1/p4p1p/2p3p1/8/3P1n1q/2P2Q2/PP4PP/4R1KR b - - 0 25", + "PGN": "1. e4 e5 2. f4 exf4 3. Nf3 Nf6 4. e5 Nh5 5. d4 Be7 6. Bd3 Bh4+ 7. Kf1 O-O 8. Nbd2 g6 9. Ne4 d6 10. c3 dxe5 11. Nxe5 c5 12. Nxc5 Nc6 13. Nxc6 bxc6 14. Qf3 Qf6 15. Bd2 Re8 16. Ne4 Rxe4 17. Bxe4 Bd7 18. Be1 Re8 19. Bxh4 Qxh4 20. Kg1 Bg4 21. Qd3 f3 22. Bxf3 Nf4 23. Qf1 Bxf3 24. Qxf3 Re1+ 25. Rxe1 *", + "Moves": "h4e1 f3f1 f4e2", + "MovesSAN": "Qxe1+ Qf1 Ne2#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "5r2/k7/2P1p3/p2p2qp/3P4/P2Q3P/5P1K/1R6 b - - 2 39", + "PGN": "1. e4 e6 2. d4 Nf6 3. Bd3 Nd5 4. exd5 exd5 5. Nc3 c6 6. Bd2 a5 7. a3 b5 8. Nge2 Be7 9. O-O h5 10. Qc1 Na6 11. Re1 Nc7 12. Bg5 Ne6 13. Bxe7 Qxe7 14. Nf4 g5 15. Nxe6 fxe6 16. Qe3 Bb7 17. Qe5 O-O-O 18. Bxb5 cxb5 19. Nxb5 Bc6 20. Nd6+ Kb8 21. b4 Ka7 22. b5 Bb7 23. c4 dxc4 24. Nxc4 Rhf8 25. Qe3 d5 26. Ne5 g4 27. Nc6+ Bxc6 28. bxc6 Rc8 29. Qc3 Ka6 30. Qd3+ Ka7 31. Qc3 Ka6 32. Qd3+ Ka7 33. Reb1 Rb8 34. Qc3 Ka6 35. Qd3+ Ka7 36. h3 gxh3 37. gxh3 Rxb1+ 38. Rxb1 Qg5+ 39. Kh2 *", + "Moves": "f8f2 h2h1 g5g2", + "MovesSAN": "Rxf2+ Kh1 Qg2#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "6k1/R6p/1p1N2p1/8/3P3b/P1P1r2P/1P4PK/8 b - - 0 35", + "PGN": "1. e4 c6 2. Bc4 d5 3. exd5 cxd5 4. Bb3 Nf6 5. d4 Bf5 6. Ne2 e6 7. O-O Be7 8. Ng3 Bg6 9. f4 O-O 10. f5 exf5 11. Nxf5 Nbd7 12. Nc3 Nb6 13. Bg5 Re8 14. Bxf6 Bxf6 15. Ne2 Qd7 16. Neg3 Rac8 17. c3 Bxf5 18. Nxf5 Re4 19. Qf3 Rce8 20. h3 Re2 21. Rf2 Rxf2 22. Qxf2 Qe6 23. Rf1 Qe2 24. Qg3 Nc4 25. Bxc4 dxc4 26. Nd6 Qe3+ 27. Qxe3 Rxe3 28. Nxc4 Re2 29. Rf2 Re1+ 30. Kh2 b6 31. a3 g6 32. Nd6 Bh4 33. Rxf7 Re6 34. Rd7 Re3 35. Rxa7 *", + "Moves": "h4g3 h2g1 e3e1", + "MovesSAN": "Bg3+ Kg1 Re1#", + "Themes": "endgame fork mate mateIn2 short" + }, + { + "FEN": "8/ppk1p2r/2p1p2p/3p3Q/1qn4P/1P6/P1P2N2/2KR3R b - - 0 21", + "PGN": "1. e4 c6 2. d4 d5 3. e5 Bf5 4. h4 h6 5. g4 Bh7 6. e6 fxe6 7. Qe2 Qd6 8. g5 Nd7 9. gxh6 Nxh6 10. Bxh6 gxh6 11. Qh5+ Kd8 12. Bd3 Kc7 13. Bxh7 Rxh7 14. Nf3 Bg7 15. Ne5 Bxe5 16. dxe5 Nxe5 17. Nd2 Rf8 18. O-O-O Rxf2 19. Ne4 Qb4 20. Nxf2 Nc4 21. b3 *", + "Moves": "b4a3 c1b1 a3b2", + "MovesSAN": "Qa3+ Kb1 Qb2#", + "Themes": "mate mateIn2 middlegame queensideAttack short" + }, + { + "FEN": "b2q3r/2r1kp1Q/p2p2pN/3Pn3/8/2N4P/P3B1P1/5R1K w - - 7 31", + "PGN": "1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 O-O 5. Bg5 d6 6. e3 c5 7. Be2 cxd4 8. exd4 a6 9. O-O Re8 10. h3 b6 11. Rc1 Bb7 12. b3 Nbd7 13. d5 Rc8 14. Nd4 Qc7 15. Kh1 Ba8 16. f4 Qb8 17. f5 Rc7 18. fxg6 hxg6 19. Qd2 b5 20. Bh6 bxc4 21. Bxg7 Kxg7 22. bxc4 Ne5 23. Qg5 Nxc4 24. Nf5+ Kg8 25. Nh6+ Kf8 26. Rxf6 exf6 27. Qxf6 Ne5 28. Rf1 Qd8 29. Qh8+ Ke7 30. Qh7 Rh8 *", + "Moves": "f1f7 e5f7 h7f7", + "MovesSAN": "Rxf7+ Nxf7 Qxf7#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "5r1k/ppp3qp/2bp4/4p2Q/8/P2B2PP/1PP2R2/1R4K1 b - - 0 23", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 f5 4. d3 Nf6 5. exf5 d6 6. O-O Be7 7. Nc3 Bxf5 8. h3 O-O 9. Bc4+ Kh8 10. a3 Qd7 11. Nd5 Bd8 12. Bg5 e4 13. Bxf6 Bxf6 14. dxe4 Bxe4 15. Rb1 Ne5 16. Nxf6 gxf6 17. Nxe5 fxe5 18. Re1 Bc6 19. Qh5 Qg7 20. g3 Rf6 21. Bd3 Raf8 22. Rf1 Rxf2 23. Rxf2 *", + "Moves": "g7g3 f2g2 g3g2", + "MovesSAN": "Qxg3+ Rg2 Qxg2#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "r3r1k1/ppp1qp1p/3p2p1/2BP1b2/2P5/1Q3B2/PP3PPP/3RR1K1 b - - 0 20", + "PGN": "1. c4 e5 2. Nc3 Qf6 3. e3 Nc6 4. Nd5 Qd6 5. d4 exd4 6. exd4 Nf6 7. Nxf6+ Qxf6 8. d5 Nb4 9. Qb3 Qe5+ 10. Be2 Na6 11. Nf3 Qe7 12. Be3 g6 13. O-O Bg7 14. Rad1 O-O 15. Rfe1 d6 16. Nd4 Re8 17. Bf3 Bxd4 18. Rxd4 Bf5 19. Rdd1 Nc5 20. Bxc5 *", + "Moves": "e7e1 d1e1 e8e1", + "MovesSAN": "Qxe1+ Rxe1 Rxe1#", + "Themes": "backRankMate mate mateIn2 middlegame short" + }, + { + "FEN": "4q1k1/p5p1/2b4p/5p2/5N2/3Q1P2/PP4PP/7K b - - 0 33", + "PGN": "1. e4 c6 2. d4 d5 3. e5 c5 4. Nf3 Nc6 5. Bb5 cxd4 6. Nxd4 Bd7 7. Bxc6 Bxc6 8. O-O e6 9. Nc3 Bc5 10. Nb3 b6 11. Nxc5 bxc5 12. Re1 d4 13. Ne2 Ne7 14. Ng3 O-O 15. Bf4 Qd5 16. f3 Ng6 17. Qd2 Rad8 18. Ne2 Nxe5 19. Bxe5 Qxe5 20. Ng3 Qd5 21. Ne4 f5 22. Ng5 Rfe8 23. Re2 h6 24. Nh3 c4 25. Rae1 d3 26. cxd3 cxd3 27. Re5 Qd6 28. Nf4 Qd4+ 29. Kh1 Rd6 30. Rxe6 Rdxe6 31. Rxe6 Qd7 32. Rxe8+ Qxe8 33. Qxd3 *", + "Moves": "e8e1 d3f1 e1f1", + "MovesSAN": "Qe1+ Qf1 Qxf1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "rn3k2/p1R2pbQ/1p1p2Bp/3P2p1/8/8/P5PP/1q3RK1 b - - 2 24", + "PGN": "1. d4 Nf6 2. c4 b6 3. Nc3 Bb7 4. Bg5 h6 5. Bh4 g5 6. Bg3 Bg7 7. e3 d6 8. Nf3 O-O 9. Bd3 Re8 10. Rc1 Nfd7 11. Bb1 e5 12. Qc2 Qf6 13. Qh7+ Kf8 14. Nd2 exd4 15. Nd5 Bxd5 16. cxd5 dxe3 17. Ne4 exf2+ 18. Bxf2 Nc5 19. O-O Nxe4 20. Bxe4 Qxb2 21. Bg6 Re2 22. Rxc7 Rxf2 23. Rxf2 Qb1+ 24. Rf1 *", + "Moves": "g7d4 g1h1 b1f1", + "MovesSAN": "Bd4+ Kh1 Qxf1#", + "Themes": "deflection kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "8/p3Q3/4b1p1/1p2pk2/3n4/5P1N/P1r5/1K1R3R b - - 2 30", + "PGN": "1. d4 Nf6 2. Bf4 g6 3. Nc3 c5 4. e3 cxd4 5. exd4 Bg7 6. Qd2 O-O 7. O-O-O Qa5 8. h4 Nc6 9. f3 d6 10. g4 e5 11. dxe5 dxe5 12. Bh6 Nd4 13. h5 b5 14. Bxg7 Kxg7 15. hxg6 fxg6 16. Qh6+ Kg8 17. Ne4 Qc7 18. Bd3 Nxe4 19. Bxe4 Be6 20. Bxg6 hxg6 21. Qh8+ Kf7 22. Qh7+ Kf6 23. Qxc7 Rfc8 24. Qh7 Rxc2+ 25. Kb1 Rac8 26. g5+ Kxg5 27. Qe7+ Kf5 28. Nh3 Rxb2+ 29. Kxb2 Rc2+ 30. Kb1 *", + "Moves": "e6a2 b1a1 d4b3", + "MovesSAN": "Bxa2+ Ka1 Nb3#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "3R4/p4k2/2p1p1rp/8/1PP2P1K/P5r1/8/3R4 w - - 7 46", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Nc3 Bc5 4. d4 exd4 5. Nb5 d6 6. Nbxd4 Bg4 7. Nxc6 bxc6 8. h3 Bh5 9. e5 Qe7 10. g4 Bg6 11. Bf4 Be4 12. Bg2 Bxf3 13. Bxf3 d5 14. O-O Qd7 15. b3 Ne7 16. h4 O-O 17. g5 Nf5 18. Bg4 g6 19. c4 d4 20. Qd3 Qe7 21. h5 Nh4 22. Qh3 Nf5 23. Bxf5 gxf5 24. Qxf5 Qe6 25. Qd3 Qg4+ 26. Qg3 Qxh5 27. a3 Rad8 28. b4 Be7 29. e6 fxe6 30. Bxc7 Rd7 31. Bf4 d3 32. Rfe1 Kh8 33. Be5+ Kg8 34. Rad1 Qxg5 35. Qxg5+ Bxg5 36. Kg2 h6 37. Kg3 d2 38. Re2 Rd3+ 39. Kg4 Kh7 40. f4 Bf6 41. Bxf6 Rxf6 42. Rexd2 Rg6+ 43. Kh4 Rdg3 44. Rd7+ Kg8 45. Rd8+ Kf7 *", + "Moves": "d1d7 f7f6 d8f8", + "MovesSAN": "R1d7+ Kf6 Rf8#", + "Themes": "endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "r3k2r/1bqp2p1/pp2pp2/2B4p/P1PnP1n1/1PN2N1P/4BPP1/R2Q1RK1 b kq - 0 17", + "PGN": "1. d4 c5 2. c4 cxd4 3. Qxd4 Nc6 4. Qd1 Qc7 5. Nf3 e6 6. Nc3 a6 7. e4 b6 8. b3 Bb7 9. Bb2 Nf6 10. Be2 Bc5 11. O-O Ng4 12. h3 h5 13. Na4 Be7 14. Nc3 f6 15. a4 Bc5 16. Ba3 Nd4 17. Bxc5 *", + "Moves": "d4f3 g2f3 c7h2", + "MovesSAN": "Nxf3+ gxf3 Qh2#", + "Themes": "kingsideAttack master mate mateIn2 middlegame short" + }, + { + "FEN": "8/6pk/2R4p/8/6PK/P2r3P/2R5/8 b - - 2 46", + "PGN": "1. e4 c6 2. g3 d5 3. Bg2 dxe4 4. Bxe4 Nf6 5. Bg2 Bg4 6. Ne2 e5 7. h3 Bh5 8. Nbc3 Bc5 9. a3 Nbd7 10. b4 Bd4 11. O-O O-O 12. Qe1 Qb6 13. Bb2 Rfe8 14. Na4 Qb5 15. Nac3 Qb6 16. g4 Bg6 17. Na4 Qb5 18. Nec3 Bxc3 19. Nxc3 Qb6 20. d3 Nd5 21. Ne4 Nf4 22. c4 Nxg2 23. Kxg2 f6 24. c5 Qc7 25. Nd6 Re7 26. Qd2 b6 27. f4 bxc5 28. bxc5 Nxc5 29. fxe5 fxe5 30. Nf5 Bxf5 31. Rxf5 e4 32. Raf1 Nxd3 33. Qc2 Nxb2 34. Qb3+ Nc4 35. Qxc4+ Rf7 36. Qxf7+ Qxf7 37. Rxf7 Re8 38. Rxa7 e3 39. Re1 e2 40. Rc7 Re6 41. Kf2 h6 42. Rxe2 Rf6+ 43. Kg3 Kh7 44. Rc2 Rd6 45. R7xc6 Rd3+ 46. Kh4 *", + "Moves": "g7g5 h4h5 d3h3", + "MovesSAN": "g5+ Kh5 Rxh3#", + "Themes": "deflection endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "B7/R4R2/p3n3/1p2kpp1/1P6/P5PK/3r3P/8 b - - 1 41", + "PGN": "1. d4 d5 2. e3 Nf6 3. c4 e6 4. a3 Be7 5. Nf3 dxc4 6. Bxc4 Nc6 7. Nc3 a6 8. b4 O-O 9. e4 b5 10. Bb3 Bb7 11. Bc2 h6 12. Qd3 e5 13. d5 Na7 14. Nxe5 Nh5 15. Ng4 f6 16. e5 f5 17. Bxh6 Bg5 18. Bxg5 Qxg5 19. Ne3 Nf4 20. Qf1 Rae8 21. g3 Nxd5 22. Ncxd5 Bxd5 23. Nxd5 Rxe5+ 24. Ne3 Rxe3+ 25. fxe3 Qxe3+ 26. Qe2 Qc3+ 27. Kf2 Nc6 28. Rac1 Qd4+ 29. Qe3 Qxe3+ 30. Kxe3 Re8+ 31. Kf2 Nd4 32. Bd1 Kf7 33. Rxc7+ Kf6 34. Ra7 Re6 35. Re1 Rd6 36. Kg2 g6 37. Ree7 Ne6 38. Rf7+ Ke5 39. Bf3 Rd2+ 40. Kh3 g5 41. Ba8 *", + "Moves": "g5g4 h3h4 d2h2", + "MovesSAN": "g4+ Kh4 Rxh2#", + "Themes": "deflection endgame mate mateIn2 short" + }, + { + "FEN": "6k1/5ppp/8/p7/Pp1r1P1P/3n2K1/2R2P2/8 w - - 2 39", + "PGN": "1. c4 e5 2. e3 Nf6 3. d4 exd4 4. exd4 Be7 5. Nf3 O-O 6. Nc3 Re8 7. Be2 Bb4 8. O-O Bxc3 9. bxc3 Qe7 10. a4 Qxe2 11. Qb3 Qe7 12. Ba3 d6 13. Rae1 Qd8 14. Rxe8+ Qxe8 15. Re1 Qc6 16. Qd1 Na6 17. Qe2 Bg4 18. Qd3 Bxf3 19. Qxf3 Qxf3 20. gxf3 Re8 21. Rd1 c5 22. Kf1 b6 23. Rd2 Nc7 24. Kg2 Ne6 25. Bb2 d5 26. cxd5 Nxd5 27. dxc5 Ndf4+ 28. Kg3 bxc5 29. c4 Ng6 30. h4 Rd8 31. Re2 Ngf4 32. Rc2 Nd3 33. Bc3 Nb4 34. Rb2 a5 35. Bxb4 cxb4 36. f4 Rd4 37. c5 Nxc5 38. Rc2 Nd3 *", + "Moves": "c2c8 d4d8 c8d8", + "MovesSAN": "Rc8+ Rd8 Rxd8#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "6k1/6pp/3Bp1n1/p3P3/6P1/Pr5r/1P3R2/5RK1 w - - 4 32", + "PGN": "1. e4 c6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Bg4 6. Na3 cxd4 7. cxd4 e6 8. Nc2 Nge7 9. h3 Bxf3 10. Qxf3 Nf5 11. Qd1 Qa5+ 12. Bd2 Qb6 13. Bc3 Bb4 14. Nxb4 Nxb4 15. Qa4+ Nc6 16. Bb5 O-O 17. Bxc6 Qxc6 18. Qxc6 bxc6 19. O-O Rfb8 20. g4 Nh4 21. f4 a5 22. a3 Rb5 23. Rf2 c5 24. f5 cxd4 25. Bxd4 Rb3 26. Raf1 Rab8 27. Bc3 d4 28. Bxd4 Rxh3 29. fxe6 fxe6 30. Bc5 Ng6 31. Bd6 Rbb3 *", + "Moves": "f2f8 g6f8 f1f8", + "MovesSAN": "Rf8+ Nxf8 Rxf8#", + "Themes": "endgame mate mateIn2 sacrifice short" + }, + { + "FEN": "3r1rk1/pp3pp1/6n1/3Nn1Q1/3p4/8/PPP4P/6RK w - - 0 24", + "PGN": "1. e4 c6 2. d4 d5 3. e5 Bf5 4. g4 Bd7 5. f4 h6 6. f5 e6 7. Bd3 exf5 8. Bxf5 Bxf5 9. gxf5 Qh4+ 10. Kf1 Ne7 11. Nf3 Qe4 12. Nc3 Qxf5 13. Kg2 Nd7 14. Rf1 Ng6 15. Be3 Be7 16. Kh1 O-O 17. Ng5 Qxf1+ 18. Qxf1 Bxg5 19. Bxg5 hxg5 20. Qf5 c5 21. Nxd5 Rad8 22. Qxg5 cxd4 23. Rg1 Ndxe5 *", + "Moves": "d5e7 g6e7 g5g7", + "MovesSAN": "Ne7+ Nxe7 Qxg7#", + "Themes": "mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "4r3/3p2pk/1pb3qp/p2pP3/3P2RQ/B1P2R2/P4PPP/6K1 b - - 5 29", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 Nd4 4. Nxd4 exd4 5. Qf3 Bb4 6. c3 dxc3 7. bxc3 Bc5 8. d4 Bb6 9. O-O h6 10. Re1 Qe7 11. Ba3 Qe6 12. Nd2 c6 13. Bc4 Qg6 14. e5 Bd8 15. Ne4 Ne7 16. Nd6+ Kf8 17. Nxf7 Kg8 18. Nxh8+ Kxh8 19. Qf8+ Kh7 20. Qxd8 Nd5 21. Bxd5 cxd5 22. Re3 Qe6 23. Rf3 b6 24. Re1 Bb7 25. Qh4 Re8 26. Ree3 a5 27. Rf4 Bc6 28. Ref3 Qg6 29. Rg4 *", + "Moves": "g6b1 a3c1 b1c1", + "MovesSAN": "Qb1+ Bc1 Qxc1#", + "Themes": "backRankMate mate mateIn2 middlegame short" + }, + { + "FEN": "r1b1r1k1/ppp2ppp/1b1p1q2/3B4/1P6/1QP5/PB3PPP/RN3RK1 b - - 3 14", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bb6 5. c3 Nf6 6. d4 Nxe4 7. O-O O-O 8. dxe5 Re8 9. Qb3 Qe7 10. Bd5 d6 11. Bxe4 Nxe5 12. Nxe5 Qxe5 13. Bd5 Qf6 14. Bb2 *", + "Moves": "f6f2 f1f2 e8e1", + "MovesSAN": "Qxf2+ Rxf2 Re1#", + "Themes": "kingsideAttack mate mateIn2 opening pin sacrifice short" + }, + { + "FEN": "r4r2/1pp2pk1/3p1qp1/2nPp3/p1P3b1/5N2/PP1QBPP1/R3K2R w KQ - 0 18", + "PGN": "1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. Nc3 O-O 5. e4 d6 6. Be2 e5 7. d5 a5 8. h4 Na6 9. Ng1 Nc5 10. h5 Ncxe4 11. Nxe4 Nxe4 12. hxg6 hxg6 13. Bh6 Qf6 14. Nf3 Bg4 15. Bxg7 Kxg7 16. Qc2 Nc5 17. Qd2 a4 *", + "Moves": "d2h6 g7g8 h6h7", + "MovesSAN": "Qh6+ Kg8 Qh7#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "r1b1r1k1/1pp2ppp/2Pp4/p3q3/1bB5/5N2/PPQ2PPP/R1B2K1R b - - 3 15", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. e5 Ne4 7. cxd4 Bb4+ 8. Nbd2 d6 9. Qa4 a5 10. d5 Nxd2 11. Nxd2 O-O 12. dxc6 Qg5 13. Qc2 Qxe5+ 14. Kf1 Re8 15. Nf3 *", + "Moves": "e5e1 f3e1 e8e1", + "MovesSAN": "Qe1+ Nxe1 Rxe1#", + "Themes": "mate mateIn2 opening sacrifice short" + }, + { + "FEN": "8/kp6/7p/2pp4/1q6/pN2P2P/PPP3Q1/1KN4r b - - 3 37", + "PGN": "1. d4 d5 2. Bg5 f6 3. Bh4 c6 4. Nf3 Nd7 5. e3 Qc7 6. Bd3 e5 7. dxe5 fxe5 8. Bg3 Bd6 9. Bf5 Ne7 10. Be6 Rf8 11. Nbd2 Rf6 12. Bh3 Nf5 13. Qe2 Nxg3 14. hxg3 h6 15. O-O-O Nc5 16. Nh4 Bxh3 17. gxh3 O-O-O 18. Kb1 Rdf8 19. Rhf1 e4 20. f3 exf3 21. Nhxf3 Bxg3 22. Nd4 Rf2 23. Rxf2 Rxf2 24. Qg4+ Kb8 25. N2b3 Ne4 26. Ne6 Qb6 27. Qxg7 a5 28. Ned4 a4 29. Nc1 Nd2+ 30. Rxd2 Rxd2 31. Qxg3+ Ka7 32. Nd3 Rd1+ 33. Nc1 a3 34. Nb3 Qb4 35. Qf2 c5 36. Qe2 Rh1 37. Qg2 *", + "Moves": "h1c1 b1c1 b4e1", + "MovesSAN": "Rxc1+ Kxc1 Qe1#", + "Themes": "attraction endgame mate mateIn2 sacrifice short" + }, + { + "FEN": "1r3rk1/bp6/p5pp/8/3p1q2/P1PQ4/1PB2PPP/R4NK1 w - - 0 22", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 h6 4. d3 a6 5. a3 Bc5 6. c3 d6 7. O-O Nf6 8. Nbd2 Be6 9. Bb3 Ba7 10. Re1 O-O 11. Nf1 Rb8 12. Bc2 d5 13. exd5 Nxd5 14. Nxe5 Nxe5 15. Rxe5 Qf6 16. Re2 Nf4 17. Bxf4 Qxf4 18. d4 c5 19. Qd3 g6 20. Rxe6 cxd4 21. Rxg6+ fxg6 *", + "Moves": "d3g6 g8h8 g6h7", + "MovesSAN": "Qxg6+ Kh8 Qh7#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "6k1/6p1/p1p4p/1p1nB3/3P2RP/PP6/KP3r2/8 b - - 1 37", + "PGN": "1. e4 e5 2. f4 exf4 3. Bc4 h6 4. h4 Be7 5. Nf3 d6 6. d4 Bg4 7. Bxf4 Nf6 8. Nc3 Nh5 9. Be3 O-O 10. Bf2 a6 11. Qe2 Nc6 12. O-O-O Rb8 13. Nd5 b5 14. Bb3 Na5 15. g3 Nxb3+ 16. cxb3 c6 17. Nxe7+ Qxe7 18. Rhe1 Rfe8 19. Qd3 Nf6 20. e5 Nd5 21. Qe4 Bxf3 22. Qxf3 Rbc8 23. Kb1 Qe6 24. g4 Rf8 25. Bg3 dxe5 26. Bxe5 f6 27. Bg3 Qd7 28. Re4 Rce8 29. Rde1 Rxe4 30. Rxe4 f5 31. gxf5 Rxf5 32. Qe2 Rf8 33. Be5 Qf5 34. a3 Rf7 35. Ka2 Qf2 36. Qxf2 Rxf2 37. Rg4 *", + "Moves": "d5c3 a2a1 f2f1", + "MovesSAN": "Nc3+ Ka1 Rf1#", + "Themes": "endgame mate mateIn2 pin short" + }, + { + "FEN": "r1b2Bk1/1pRP4/p4b2/P3p3/4Pp2/3Q1P1N/5Kp1/2RN3q b - - 0 38", + "PGN": "1. e4 d6 2. d4 Nf6 3. Bd3 g6 4. c4 c6 5. Nc3 Bg7 6. Nge2 O-O 7. f3 Nbd7 8. O-O e5 9. d5 cxd5 10. cxd5 Nc5 11. Bg5 Qb6 12. Kh1 Qxb2 13. Nb5 Qb4 14. a3 Qa5 15. Nxd6 Nxd3 16. Qxd3 Qc7 17. Nb5 Qd7 18. Rfc1 a6 19. Nbc3 h5 20. a4 Nh7 21. Bh4 f5 22. Nd1 g5 23. Bg3 f4 24. Bf2 g4 25. Rc2 Bf6 26. a5 h4 27. Rac1 Qf7 28. Rc7 Qh5 29. d6 g3 30. Bc5 Ng5 31. d7 h3 32. Bxf8 hxg2+ 33. Kxg2 Qh3+ 34. Kg1 Qxh2+ 35. Kf1 Qh1+ 36. Ng1 g2+ 37. Kf2 Nh3+ 38. Nxh3 *", + "Moves": "f6h4 f2e2 h1e1", + "MovesSAN": "Bh4+ Ke2 Qe1#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "r3r1k1/1p3ppp/2b2q2/4R3/4QP2/3B4/2P3PP/5R1K w - - 5 28", + "PGN": "1. d4 e5 2. dxe5 Nc6 3. Nf3 Qe7 4. Bf4 Qb4+ 5. Bd2 Qxb2 6. Nc3 Bb4 7. Rb1 Qa3 8. Rb3 Qa5 9. Nb5 Qxb5 10. Bxb4 Nxb4 11. a3 a5 12. axb4 axb4 13. e4 Qc5 14. Bd3 Nh6 15. O-O Ng4 16. Qd2 Nxe5 17. Nxe5 Qxe5 18. Rxb4 c5 19. Rb5 d6 20. Kh1 O-O 21. f4 Qe7 22. Qe3 Qc7 23. e5 Bd7 24. exd6 Qxd6 25. Rxc5 Rfe8 26. Re5 Qf6 27. Qe4 Bc6 *", + "Moves": "e4h7 g8f8 h7h8", + "MovesSAN": "Qxh7+ Kf8 Qh8#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "2r3k1/3b1ppp/2p2q2/1p1p4/p4n1P/2PQ2P1/P1B2P2/4R1K1 w - - 0 29", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nge7 5. Bc4 Nxd4 6. Qxd4 Nc6 7. Qd5 Qf6 8. Bg5 Qe6 9. O-O Be7 10. Qd2 Qxe4 11. Bxe7 Nxe7 12. Bb3 O-O 13. Re1 Qh4 14. Nc3 Ng6 15. Nd5 c6 16. Ne3 d5 17. g3 Qf6 18. Qe2 b5 19. Ng2 Qxb2 20. Rad1 Qf6 21. Ne3 Re8 22. Qd3 Bh3 23. Ng2 a5 24. c3 a4 25. Bc2 Rxe1+ 26. Rxe1 Rc8 27. Nf4 Bd7 28. h4 Nxf4 *", + "Moves": "d3h7 g8f8 h7h8", + "MovesSAN": "Qxh7+ Kf8 Qh8#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "5r2/5P2/8/5R2/8/K1k5/8/8 b - - 0 75", + "PGN": "1. e4 e6 2. d3 d5 3. exd5 exd5 4. Nf3 Nc6 5. c3 Bg4 6. Be2 Bc5 7. d4 Bd6 8. O-O Nf6 9. Nbd2 Qd7 10. Re1 O-O-O 11. Bb5 Kb8 12. Ne5 Bxd1 13. Nxd7+ Nxd7 14. Rxd1 Ne7 15. c4 f5 16. c5 Bf4 17. Nf3 Bxc1 18. Raxc1 c6 19. Bd3 h6 20. b4 g5 21. b5 g4 22. Ne5 Nxe5 23. dxe5 f4 24. bxc6 Nxc6 25. e6 f3 26. gxf3 gxf3 27. Kf1 Rde8 28. Bf5 Rhf8 29. Bh3 Kc7 30. Rxd5 Re7 31. Rcd1 Nb4 32. Rd7+ Rxd7 33. Rxd7+ Kc6 34. e7 Re8 35. Bg4 Na6 36. Rd6+ Kxc5 37. Rxh6 Rxe7 38. Bxf3 Nb4 39. a3 Nd3 40. Be2 Nf4 41. Bf3 b5 42. Rh4 Nd3 43. Be2 Rd7 44. Rh5+ Kb6 45. f3 Nf4 46. Rxb5+ Kc7 47. Rc5+ Kb6 48. Rc2 Rh7 49. Bc4 Ka5 50. Bb3 Rb7 51. Bc4 Rb1+ 52. Kf2 Nh3+ 53. Kg3 Ng5 54. h4 Rg1+ 55. Kf2 Nh3+ 56. Ke3 Re1+ 57. Kd2 Re5 58. Rc3 Nf4 59. Re3 Rc5 60. Re4 Ng2 61. h5 Rxh5 62. f4 Rh3 63. Bf1 Rxa3 64. Re5+ Kb4 65. Bxg2 Ra2+ 66. Ke3 Rxg2 67. f5 a5 68. f6 Rg1 69. Rf5 Re1+ 70. Kd2 Re8 71. f7 Rf8 72. Kc2 a4 73. Kb2 a3+ 74. Ka2 Kc3 75. Kxa3 *", + "Moves": "f8a8 f5a5 a8a5", + "MovesSAN": "Ra8+ Ra5 Rxa5#", + "Themes": "endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "r5k1/1p3ppp/pBp5/P6q/2nR4/1P4P1/7P/3R2K1 w - - 0 28", + "PGN": "1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. g3 e6 5. Bg2 dxc4 6. a4 Nbd7 7. e3 Bb4 8. Ne2 O-O 9. O-O a6 10. Qc2 Bxc3 11. Qxc3 Nb6 12. a5 Nbd5 13. Qxc4 Qe7 14. Nc3 Bd7 15. b3 Rfc8 16. Ba3 Qe8 17. Bc5 e5 18. dxe5 Qxe5 19. Na4 Qh5 20. Rfd1 Bh3 21. Nb6 Nxb6 22. Bxb6 Bxg2 23. Kxg2 Re8 24. Rd4 Nd5 25. Rad1 Rxe3 26. fxe3 Nxe3+ 27. Kg1 Nxc4 *", + "Moves": "d4d8 a8d8 d1d8", + "MovesSAN": "Rd8+ Rxd8 Rxd8#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "r4kr1/pp1B4/3RQB1p/3p4/2p2P1q/2P4P/PP4PK/R7 b - - 12 35", + "PGN": "1. d4 d5 2. Bf4 Nf6 3. Nf3 Nc6 4. e3 Bd7 5. Nbd2 e6 6. c3 Be7 7. Bd3 O-O 8. h3 Nh5 9. Bh2 Bd6 10. Ne5 Bxe5 11. dxe5 g6 12. Nf3 f6 13. O-O fxe5 14. Nxe5 Nxe5 15. Bxe5 Ng7 16. Qc2 c6 17. f4 Nf5 18. Rf3 c5 19. e4 Nh4 20. Rg3 c4 21. Be2 h6 22. exd5 exd5 23. Rxg6+ Kf7 24. Rg7+ Ke6 25. Bg4+ Nf5 26. Rg6+ Kf7 27. Bxf5 Qb6+ 28. Kh2 Qd8 29. Bxd7 Rg8 30. Rf6+ Ke7 31. Re6+ Kf7 32. Rd6 Qh4 33. Qf5+ Ke7 34. Qe6+ Kf8 35. Bf6 *", + "Moves": "h4g3 h2g1 g3g2", + "MovesSAN": "Qg3+ Kg1 Qxg2#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "4rk2/1pr2pp1/3bpq2/pQ1p2p1/P7/1P5R/2P2PPP/5RK1 w - - 6 23", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd8 4. d4 Nf6 5. Nf3 Bf5 6. Bd3 Bxd3 7. Qxd3 e6 8. O-O Bd6 9. b3 O-O 10. Bb2 Nbd7 11. Rae1 a5 12. a4 c6 13. Ne4 Nxe4 14. Rxe4 Nf6 15. Rh4 Re8 16. d5 h6 17. Ng5 hxg5 18. Rh3 cxd5 19. Bxf6 Qxf6 20. Qh7+ Kf8 21. Qd3 Rac8 22. Qb5 Rc7 *", + "Moves": "h3h8 f8e7 h8e8", + "MovesSAN": "Rh8+ Ke7 Rxe8#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "rn5k/pp4pp/2pN4/4p2q/1P4n1/1Q1P1RP1/PB2P1KP/1R6 b - - 0 18", + "PGN": "1. Nf3 f5 2. g3 Nf6 3. Bg2 d6 4. O-O e5 5. c4 Be7 6. d3 O-O 7. Nc3 c6 8. Rb1 Qe8 9. b4 Qh5 10. Bb2 f4 11. c5 Bh3 12. cxd6 Bxd6 13. Ne4 Ng4 14. Nxd6 fxg3 15. Qb3+ Kh8 16. fxg3 Bxg2 17. Kxg2 Rxf3 18. Rxf3 *", + "Moves": "h5h2 g2f1 h2h1", + "MovesSAN": "Qxh2+ Kf1 Qh1#", + "Themes": "master mate mateIn2 middlegame short" + }, + { + "FEN": "1r4k1/5ppp/2pq4/3p4/3P4/5Q1P/4RPP1/1R4K1 b - - 0 25", + "PGN": "1. e4 e6 2. Nf3 d5 3. d4 c6 4. exd5 cxd5 5. Be2 Bd6 6. O-O Nf6 7. c4 dxc4 8. Bxc4 Nc6 9. Bg5 O-O 10. Ne5 Be7 11. Nxc6 bxc6 12. Nc3 Nd5 13. Nxd5 exd5 14. Bxe7 Qxe7 15. Bd3 a5 16. Qf3 Re8 17. h3 Ba6 18. Bxa6 Rxa6 19. Rfc1 Qd6 20. a3 Rb6 21. Rc2 Reb8 22. b4 axb4 23. axb4 Rxb4 24. Re2 Rb1+ 25. Rxb1 *", + "Moves": "b8b1 e2e1 b1e1", + "MovesSAN": "Rxb1+ Re1 Rxe1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "8/5p2/7p/P3R3/3B4/2Pk2pP/r5P1/6K1 b - - 2 42", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Na5 6. Bb5+ c6 7. dxc6 bxc6 8. Ba4 h6 9. Nf3 e4 10. Nd4 Qxd4 11. c3 Qd5 12. O-O Bg4 13. Qe1 Nc4 14. f3 Bc5+ 15. d4 Bf5 16. dxc5 Qxc5+ 17. Kh1 O-O 18. fxe4 Rfe8 19. Rxf5 Qxf5 20. Bxc6 Re6 21. Bxa8 Nxe4 22. Bxe4 Rxe4 23. Qg1 Qh5 24. Nd2 Nxd2 25. Bxd2 Re2 26. Be3 g5 27. Bxa7 g4 28. Qd4 g3 29. h3 Rxb2 30. Qd8+ Kg7 31. Bd4+ Kg6 32. Qg8+ Kf5 33. Rf1+ Ke6 34. Rf6+ Ke7 35. Rf1 Qd5 36. Re1+ Kd6 37. Qd8+ Kc6 38. Qxd5+ Kxd5 39. a4 Ra2 40. Re5+ Kc4 41. a5 Kd3 42. Kg1 *", + "Moves": "a2a1 e5e1 a1e1", + "MovesSAN": "Ra1+ Re1 Rxe1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "8/8/8/p1p5/P1R4P/4k3/r7/4K3 b - - 0 49", + "PGN": "1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nf3 Bg4 5. c4 c6 6. Bf4 Bb4+ 7. Nbd2 Qa5 8. Be2 Nf6 9. O-O O-O 10. a3 Bxd2 11. Bxd2 Qd8 12. c5 Ne4 13. Be3 Nd7 14. Ne5 Bxe2 15. Qxe2 Nxe5 16. dxe5 Qe7 17. f3 Nxc5 18. f4 Ne4 19. b4 a6 20. Rac1 a5 21. Bc5 Nxc5 22. bxc5 f6 23. e6 Rfe8 24. f5 Qc7 25. Qb2 Re7 26. Rc3 Qe5 27. Qc2 Rd8 28. Rb3 d4 29. Rfb1 g6 30. fxg6 Rxe6 31. gxh7+ Kh8 32. Rxb7 Qe3+ 33. Qf2 d3 34. Rd1 d2 35. Qxe3 Rxe3 36. Kf2 Re5 37. Rb2 Rxc5 38. Rbxd2 Rxd2+ 39. Rxd2 Kxh7 40. Rd3 Kg6 41. h4 Rd5 42. Rc3 c5 43. g4 f5 44. gxf5+ Kxf5 45. Rg3 Kf4 46. Rc3 Rd2+ 47. Ke1 Ra2 48. Rc4+ Ke3 49. a4 *", + "Moves": "a2a1 c4c1 a1c1", + "MovesSAN": "Ra1+ Rc1 Rxc1#", + "Themes": "endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "1R3bk1/4pp1p/3p2p1/2nq4/8/7P/1Q3PP1/6K1 w - - 0 29", + "PGN": "1. d4 c5 2. d5 d6 3. c4 Nf6 4. Nc3 g6 5. e4 Bg7 6. Nf3 O-O 7. Bd3 Bg4 8. O-O a6 9. h3 Bxf3 10. Qxf3 Nbd7 11. Re1 Ne5 12. b3 Nxd3 13. Qxd3 Rb8 14. Bb2 Qa5 15. Rab1 b5 16. cxb5 axb5 17. a4 c4 18. bxc4 bxc4 19. Qxc4 Rfc8 20. Qd3 Rxb2 21. Rxb2 Rxc3 22. Rb8+ Bf8 23. Qb1 Nd7 24. Rb7 Nc5 25. Rb8 Qxa4 26. Rc1 Rxc1+ 27. Qxc1 Qxe4 28. Qb2 Qxd5 *", + "Moves": "b8f8 g8f8 b2h8", + "MovesSAN": "Rxf8+ Kxf8 Qh8#", + "Themes": "attraction endgame mate mateIn2 sacrifice short" + }, + { + "FEN": "rn3k2/pp4p1/2pb1qBp/3p1Q2/3P4/4P3/PP1KN2P/8 w - - 2 20", + "PGN": "1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 Bf5 5. Bg5 e6 6. cxd5 exd5 7. e3 Bd6 8. Bd3 Bg4 9. Bxf6 Qxf6 10. Qc2 Bxf3 11. gxf3 Qxf3 12. Kd2 Qxf2+ 13. Ne2 h6 14. Raf1 Qh4 15. Rxf7 Kxf7 16. Bg6+ Ke7 17. Rf1 Rf8 18. Rxf8 Kxf8 19. Qf5+ Qf6 *", + "Moves": "f5c8 f8e7 c8e8", + "MovesSAN": "Qc8+ Ke7 Qe8#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "3rr1k1/pp2qppp/2p5/4n3/2P5/1B3NP1/P4PP1/1Q4KR w - - 7 29", + "PGN": "1. c4 Nf6 2. Nc3 d5 3. cxd5 Nxd5 4. e4 Nxc3 5. bxc3 Nc6 6. d4 Bd7 7. d5 Ne5 8. Bf4 Ng6 9. Bg3 e6 10. c4 Bb4+ 11. Ke2 Qf6 12. Nf3 Qb2+ 13. Ke3 Bc5+ 14. Kd3 Qa3+ 15. Qb3 Qa6 16. Rb1 exd5 17. exd5 Bf5+ 18. Kc3 Bxb1 19. Qxb1 Qa5+ 20. Kd3 O-O 21. Be2 c6 22. d6 Rad8 23. Bd1 Bxd6 24. Ke2 Bxg3 25. hxg3 Rfe8+ 26. Kf1 Qc5 27. Bb3 Qe7 28. Kg1 Ne5 *", + "Moves": "b1h7 g8f8 h7h8", + "MovesSAN": "Qxh7+ Kf8 Qh8#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "r5k1/2R1Qn1p/q5p1/r7/3P2P1/P3P3/1P4P1/K7 w - - 0 33", + "PGN": "1. d4 d5 2. Bf4 Nc6 3. Nf3 Nf6 4. e3 Bg4 5. Nbd2 e6 6. c3 Bd6 7. Bg3 O-O 8. Bd3 Qe7 9. Qc2 Bf5 10. Bxf5 exf5 11. Qxf5 g6 12. Qc2 Bxg3 13. hxg3 Ne4 14. Nb3 Rfe8 15. O-O-O b5 16. Rdf1 b4 17. c4 dxc4 18. Qxc4 Rad8 19. Qxc6 Rd6 20. Qb7 Qe6 21. Qxb4 Rc6+ 22. Kb1 Qf5 23. Ka1 a5 24. Nxa5 Ra6 25. Rc1 Rea8 26. g4 Qe6 27. a3 Rxa5 28. Rxc7 Qa6 29. Ne5 Nxf2 30. Rf1 Nd3 31. Qe7 Nxe5 32. Rxf7 Nxf7 *", + "Moves": "e7f7 g8h8 f7h7", + "MovesSAN": "Qxf7+ Kh8 Qxh7#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "7k/6pP/5p2/pq2p3/1p1nQ3/6P1/1P5R/6K1 w - - 2 45", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. c3 d5 4. exd5 Qxd5 5. d4 Nf6 6. c4 Qe4+ 7. Be2 cxd4 8. O-O Bg4 9. Re1 e6 10. Ng5 Qf5 11. Bxg4 Nxg4 12. Na3 Qxf2+ 13. Kh1 Ne3 14. Bxe3 dxe3 15. Nb5 Rc8 16. Ne4 Qf4 17. Ned6+ Bxd6 18. Nxd6+ Ke7 19. Nxc8+ Rxc8 20. Qe2 Rd8 21. Rad1 Rxd1 22. Qxd1 Qxc4 23. Rxe3 Qxa2 24. Re2 Qc4 25. Rd2 Kf8 26. Rc2 Qe4 27. Kg1 f6 28. h4 e5 29. g3 Qe3+ 30. Kh2 Qe4 31. Re2 Qb4 32. Qc2 Qe7 33. Qxh7 Nd4 34. Rf2 Qc5 35. Qh8+ Kf7 36. Qh5+ Kf8 37. Qd1 Qc7 38. Qe1 Kg8 39. Qe4 a5 40. h5 Qd7 41. h6 b5 42. h7+ Kh8 43. Kg1 b4 44. Rh2 Qb5 *", + "Moves": "e4a8 b5b8 a8b8", + "MovesSAN": "Qa8+ Qb8 Qxb8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r2q1rk1/1pp2p2/p1np1n1B/8/2bbP2Q/7P/PP3PP1/RN2R1K1 w - - 0 18", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. O-O Nf6 5. Re1 O-O 6. h3 d6 7. c3 a6 8. d4 exd4 9. cxd4 Ba7 10. Bg5 h6 11. Bh4 g5 12. Nxg5 hxg5 13. Bxg5 Bxd4 14. Qf3 Be6 15. Qg3 Kh7 16. Qh4+ Kg8 17. Bh6 Bxc4 *", + "Moves": "h4g5 g8h7 g5g7", + "MovesSAN": "Qg5+ Kh7 Qg7#", + "Themes": "kingsideAttack mate mateIn2 opening short" + }, + { + "FEN": "3r4/3b1p2/p2p4/P2Pk3/2pNP1n1/2P2R2/2B2PK1/7r w - - 0 43", + "PGN": "1. e4 g6 2. d4 Bg7 3. Nf3 d6 4. Nc3 a6 5. Bc4 e6 6. O-O b5 7. Bb3 Ne7 8. a3 Nd7 9. Bg5 h6 10. Bf4 Bb7 11. Re1 O-O 12. Qd2 g5 13. Bg3 Ng6 14. h3 Qe7 15. d5 e5 16. Nd1 Nf4 17. Ne3 Rfe8 18. Nf5 Qf6 19. Bxf4 exf4 20. Qd4 Qg6 21. Nxg7 Qxg7 22. Qxg7+ Kxg7 23. Nd4 Ne5 24. a4 b4 25. a5 Kf6 26. Ra4 c5 27. Nf5 Rad8 28. Nxh6 Bc8 29. c3 bxc3 30. bxc3 Rh8 31. Nf5 f3 32. Re3 Bd7 33. Ra1 Bb5 34. Rc1 Nd3 35. Rd1 c4 36. Bc2 Ne5 37. Nd4 Bd7 38. Rb1 g4 39. hxg4 fxg2 40. Kxg2 Nxg4 41. Rf3+ Ke5 42. Rh1 Rxh1 *", + "Moves": "d4c6 d7c6 f3f5", + "MovesSAN": "Nc6+ Bxc6 Rf5#", + "Themes": "fork mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "r1q1rbk1/1p3p1p/p1b1p1pQ/8/4N3/3B4/PP3PPP/2R1R1K1 w - - 4 22", + "PGN": "1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 a6 5. Nf3 d6 6. Bc4 e6 7. O-O Be7 8. Qe2 Nf6 9. Rd1 Qc7 10. Bf4 O-O 11. e5 dxe5 12. Bxe5 Qc6 13. Rac1 Bd7 14. Nd4 Qc8 15. Bd3 Nc6 16. Nxc6 Bxc6 17. Bxf6 Bxf6 18. Ne4 Be7 19. Qh5 g6 20. Qh6 Re8 21. Re1 Bf8 *", + "Moves": "e4f6 g8h8 h6h7", + "MovesSAN": "Nf6+ Kh8 Qxh7#", + "Themes": "fork mate mateIn2 middlegame short" + }, + { + "FEN": "1k5r/pp1r2Qp/3p4/3Pp3/1P2qn2/7P/P5PK/2R5 w - - 0 30", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. c3 Bc5 4. d4 exd4 5. cxd4 Bb4+ 6. Bd2 Bxd2+ 7. Nbxd2 d6 8. h3 Nf6 9. Bb5 Bd7 10. d5 Ne5 11. Bd3 Nxd3+ 12. Kf1 Ne5 13. b3 Nxf3 14. Qxf3 Bb5+ 15. Kg1 Nd7 16. Re1 Ne5 17. Qg3 Qf6 18. f4 Nd3 19. e5 dxe5 20. Ne4 Qxf4 21. Qxg7 O-O-O 22. Re2 Nc5 23. Nd6+ cxd6 24. Rf2 Qe4 25. Kh2 Nd3 26. Rxf7 Bd7 27. b4 Nf4 28. Rc1+ Kb8 29. Rxd7 Rxd7 *", + "Moves": "g7h8 d7d8 h8d8", + "MovesSAN": "Qxh8+ Rd8 Qxd8#", + "Themes": "endgame hangingPiece mate mateIn2 queensideAttack short" + }, + { + "FEN": "3r2k1/5ppp/p3p3/Q3P3/4pP2/1P6/Pq1r2PP/3R1R1K w - - 2 28", + "PGN": "1. Nf3 c6 2. d4 d5 3. e3 Bf5 4. c4 a6 5. cxd5 cxd5 6. Nc3 e6 7. Ne5 Nd7 8. Qa4 b5 9. Qb3 Nxe5 10. dxe5 Bc5 11. Bd2 Ne7 12. Be2 O-O 13. O-O Nc6 14. f4 b4 15. Na4 Na5 16. Qd1 Be7 17. b3 Be4 18. Nb2 Qb6 19. Bf3 Bc5 20. Bxe4 Bxe3+ 21. Kh1 dxe4 22. Bxe3 Qxe3 23. Qd6 Rfd8 24. Qxb4 Rd2 25. Rae1 Qd4 26. Qxa5 Qxb2 27. Rd1 Rad8 *", + "Moves": "a5d8 d2d8 d1d8", + "MovesSAN": "Qxd8+ Rxd8 Rxd8#", + "Themes": "backRankMate endgame mate mateIn2 short xRayAttack" + }, + { + "FEN": "6rk/1R3p2/8/8/3PQ3/3qPP1K/P4P2/8 b - - 6 33", + "PGN": "1. d4 d5 2. Nf3 Nf6 3. Bg5 Bf5 4. Bxf6 exf6 5. e3 Bd6 6. c4 h6 7. cxd5 Bb4+ 8. Nc3 Qxd5 9. Qa4+ Nc6 10. Bb5 Bxc3+ 11. bxc3 Bg4 12. Bxc6+ bxc6 13. Ke2 Bxf3+ 14. gxf3 O-O 15. Rhg1 Rab8 16. Rab1 Rxb1 17. Rxb1 Re8 18. Qxa7 Qf5 19. Rb2 g5 20. Qxc7 g4 21. Qg3 h5 22. h3 Kf8 23. hxg4 hxg4 24. Qxg4 Qa5 25. Qd7 Qxc3 26. Rb7 Qc2+ 27. Kf1 Qh7 28. Qd6+ Kg8 29. Qxf6 Rf8 30. Qxc6 Qd3+ 31. Kg2 Kh8 32. Qe4 Rg8+ 33. Kh3 *", + "Moves": "d3f1 h3h4 f1h1", + "MovesSAN": "Qf1+ Kh4 Qh1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "2r3k1/3R1ppp/4p3/8/pqP5/3Q1P2/P5PP/7K b - - 2 35", + "PGN": "1. e4 b6 2. Qg4 Bb7 3. Bc4 e6 4. Nf3 Nf6 5. Qf4 Bd6 6. Qe3 Nxe4 7. d3 Bc5 8. Nd4 Nd6 9. c3 Nxc4 10. dxc4 Qe7 11. Qg3 Qf6 12. Be3 Nc6 13. Nxc6 Bxc6 14. Bxc5 bxc5 15. Qxc7 O-O 16. f3 Rfc8 17. Qd6 Qg6 18. Nd2 Qc2 19. Rb1 a5 20. O-O Qf5 21. Nb3 Ba4 22. Qb6 Bxb3 23. Qxb3 Qd3 24. Rbd1 Qe3+ 25. Kh1 Rcb8 26. Qc2 Ra7 27. Rd3 Qg5 28. b3 Rba8 29. Rfd1 Qe7 30. R1d2 a4 31. b4 cxb4 32. cxb4 Qxb4 33. Rxd7 Rxd7 34. Rxd7 Rc8 35. Qd3 *", + "Moves": "b4e1 d3f1 e1f1", + "MovesSAN": "Qe1+ Qf1 Qxf1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "4rr1k/1bpn2pp/3p1p2/1p2p3/p3P2N/1B1PR3/PPP2PPP/R5K1 w - - 0 20", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 b5 5. Bb3 Nf6 6. O-O Bc5 7. d3 Bb7 8. Nbd2 d6 9. Re1 Nd7 10. Nf1 O-O 11. Ng3 Kh8 12. Nf5 Ne7 13. N3h4 a5 14. Bg5 f6 15. Nxe7 Qxe7 16. Qh5 Qe8 17. Qxe8 Raxe8 18. Be3 Bxe3 19. Rxe3 a4 *", + "Moves": "h4g6 h7g6 e3h3", + "MovesSAN": "Ng6+ hxg6 Rh3#", + "Themes": "mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "5r1r/pp3Qpk/6p1/5p2/4pq2/2P5/PP4RP/R6K w - - 5 32", + "PGN": "1. d4 d5 2. e3 c6 3. c3 Nf6 4. Be2 Bf5 5. Bd3 Be4 6. f3 Bg6 7. Bxg6 hxg6 8. Ne2 Nbd7 9. Nf4 e5 10. Nd3 e4 11. Nf4 Bd6 12. O-O Bxf4 13. exf4 Nh5 14. fxe4 dxe4 15. Re1 f5 16. g4 Nhf6 17. g5 Nh5 18. Nd2 Nxf4 19. Nf3 Nd3 20. Re2 Kf7 21. Rd2 c5 22. Ne5+ N7xe5 23. dxe5 Qxg5+ 24. Kh1 Qg3 25. Rg2 Qxe5 26. Qe2 Nf4 27. Qc4+ Kf8 28. Bxf4 Qxf4 29. Qxc5+ Kg8 30. Qd5+ Kh7 31. Qf7 Raf8 *", + "Moves": "f7g6 h7g8 g6g7", + "MovesSAN": "Qxg6+ Kg8 Qxg7#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r5k1/1p3ppp/p1p2bq1/3b2N1/3r4/4Q2P/5PP1/4RRK1 w - - 4 31", + "PGN": "1. e4 e5 2. d4 Nc6 3. dxe5 Nxe5 4. Nc3 Bb4 5. Bd2 Ne7 6. Nf3 Nxf3+ 7. Qxf3 O-O 8. Qg3 Ng6 9. Bd3 Bd6 10. Qg4 Be5 11. O-O d5 12. Qe2 d4 13. Nd1 Qh4 14. h3 Nf4 15. Qf3 Nxd3 16. Qxd3 a6 17. c3 Qf6 18. cxd4 Bxd4 19. Nc3 c6 20. Qg3 Be5 21. Qd3 Rd8 22. Qe2 Qg6 23. Qf3 Rxd2 24. Na4 Be6 25. Nc5 Bxb2 26. Rae1 Bxa2 27. e5 Bd5 28. Ne4 Bxe5 29. Qe3 Rd4 30. Ng5 Bf6 *", + "Moves": "e3e8 a8e8 e1e8", + "MovesSAN": "Qe8+ Rxe8 Rxe8#", + "Themes": "kingsideAttack mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "2R5/5p1k/1p4pp/4P3/5q2/7P/P1r3P1/1Q1R2K1 b - - 0 32", + "PGN": "1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Bg5 Be7 5. e3 O-O 6. cxd5 exd5 7. Bd3 c6 8. O-O Nbd7 9. Nc3 h6 10. Bh4 Re8 11. Rc1 Ne4 12. Bxe7 Qxe7 13. Qc2 Ndf6 14. Ne5 Nxc3 15. bxc3 Nd7 16. f4 c5 17. c4 cxd4 18. exd4 dxc4 19. Bxc4 Nxe5 20. dxe5 Be6 21. Bxe6 Qxe6 22. Qb2 b6 23. Rc7 Rac8 24. Rxa7 Rc6 25. Rd1 Rec8 26. h3 Qc4 27. Rdd7 Qxf4 28. Rd1 Rc1 29. Rd7 R1c2 30. Rd8+ Kh7 31. Qb1 g6 32. Rxc8 *", + "Moves": "f4f2 g1h2 f2g2", + "MovesSAN": "Qf2+ Kh2 Qxg2#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "6r1/5p2/2Bk1PR1/p3p3/P7/8/5bPK/2R5 b - - 0 37", + "PGN": "1. e4 d6 2. d4 c6 3. c4 Qc7 4. Nf3 Nd7 5. Bd3 e5 6. d5 h6 7. Be3 Be7 8. Nc3 Ngf6 9. O-O Ng4 10. Qd2 Nxe3 11. Qxe3 Nc5 12. h3 Rg8 13. b4 Nd7 14. a3 Nf6 15. Kh1 g5 16. c5 g4 17. hxg4 Nxg4 18. Qd2 dxc5 19. bxc5 Bxc5 20. a4 a5 21. dxc6 bxc6 22. Nh2 Nxh2 23. Kxh2 Qe7 24. Qxh6 Bd4 25. Rac1 Bd7 26. Ne2 Bb6 27. Rxc6 Ba7 28. Ng3 Qg5 29. Qxg5 Rxg5 30. Rh6 Ke7 31. Bb5 Be6 32. Rc1 Bxf2 33. Nf5+ Bxf5 34. exf5 Rag8 35. f6+ Kd6 36. Bc6 R5g6 37. Rxg6 *", + "Moves": "g8h8 g6h6 h8h6", + "MovesSAN": "Rh8+ Rh6 Rxh6#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "3r1rk1/p3bpp1/1pp1p2p/4P2P/4b3/1QP2BB1/PP4P1/2K4R b - - 1 21", + "PGN": "1. d4 d5 2. Nf3 Nf6 3. Bg5 Bf5 4. e3 e6 5. c3 Bd6 6. Bh4 c6 7. Bg3 Be7 8. Nbd2 Nbd7 9. Qb3 b6 10. h4 O-O 11. h5 h6 12. O-O-O Ng4 13. Be2 Ndf6 14. Ne5 Nxe5 15. dxe5 Ne4 16. Nxe4 Bxe4 17. f3 Bf5 18. e4 dxe4 19. Rxd8 Raxd8 20. fxe4 Bxe4 21. Bf3 *", + "Moves": "e7g5 g3f4 g5f4", + "MovesSAN": "Bg5+ Bf4 Bxf4#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "r5rk/p4p2/1pp2p1p/3p2q1/1P6/P2N1B1P/2P4K/R2Q1R2 b - - 0 23", + "PGN": "1. e4 e6 2. Nc3 d5 3. exd5 exd5 4. Nf3 Bb4 5. a3 Be7 6. d4 Nf6 7. h3 O-O 8. Be2 h6 9. O-O c6 10. Ne5 Nbd7 11. f4 Bd6 12. b4 Qb6 13. Be3 Nxe5 14. fxe5 Bxe5 15. Na4 Qc7 16. dxe5 Qxe5 17. Bd4 Qg5 18. Bxf6 gxf6 19. Nc5 Bxh3 20. Bf3 b6 21. Nd3 Kh8 22. Kh2 Rg8 23. gxh3 *", + "Moves": "g5g3 h2h1 g3h3", + "MovesSAN": "Qg3+ Kh1 Qxh3#", + "Themes": "deflection mate mateIn2 middlegame short" + }, + { + "FEN": "5r1k/p1p3pp/6p1/8/3R2P1/7P/PPP5/1K6 b - - 0 24", + "PGN": "1. e4 d5 2. exd5 Nf6 3. d4 Nxd5 4. Nf3 Bg4 5. Be2 e6 6. h3 Bh5 7. Nc3 Bb4 8. Bd2 O-O 9. Nxd5 Bxd2+ 10. Qxd2 Qxd5 11. g4 Bg6 12. Ne5 Qxh1+ 13. Bf1 Nc6 14. Nxg6 fxg6 15. O-O-O Qh2 16. Bb5 Rxf2 17. Qc3 Qf4+ 18. Kb1 Rd8 19. Bxc6 bxc6 20. Qxc6 Rxd4 21. Qxe6+ Kh8 22. Qc8+ Qf8 23. Qxf8+ Rxf8 24. Rxd4 *", + "Moves": "f8f1 d4d1 f1d1", + "MovesSAN": "Rf1+ Rd1 Rxd1#", + "Themes": "backRankMate endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "5rrk/1p3p2/p3qb1p/3pP2R/3P4/2PQ3N/7P/7K w - - 0 33", + "PGN": "1. e4 c5 2. a3 Nc6 3. b4 cxb4 4. axb4 Nxb4 5. c3 Nc6 6. d4 d5 7. e5 e6 8. Bd3 g6 9. f4 Nge7 10. Nf3 Nf5 11. O-O Bg7 12. Ng5 h6 13. Nh3 O-O 14. g4 Nfe7 15. Nd2 a6 16. Ba3 Re8 17. Nf3 Na5 18. Nh4 Kh7 19. Qe1 Nc4 20. Bxe7 Qxe7 21. f5 exf5 22. gxf5 gxf5 23. Nxf5 Bxf5 24. Rxf5 Kh8 25. Qe2 Rg8 26. Kh1 Raf8 27. Raf1 Qh4 28. Rh5 Qe7 29. Qf3 Nb2 30. Qf5 Nxd3 31. Qxd3 Qe6 32. Rf6 Bxf6 *", + "Moves": "h5h6 h8g7 h6h7", + "MovesSAN": "Rxh6+ Kg7 Rh7#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "Q7/pp1k1b2/1qn5/3p1p2/4pP2/P1N5/2PPKbPP/R4B1R b - - 3 18", + "PGN": "1. b4 e5 2. Bb2 e4 3. e3 d5 4. a3 c5 5. bxc5 Bxc5 6. Bxg7 Ne7 7. Bxh8 f5 8. Qh5+ Ng6 9. Bb2 Be6 10. Qxh7 Bf7 11. Nh3 Nc6 12. Nf4 Nxf4 13. exf4 Qb6 14. Qh8+ Kd7 15. Qxa8 Bxf2+ 16. Kd1 Qxb2 17. Ke2 Qb6 18. Nc3 *", + "Moves": "f7h5 g2g4 h5g4", + "MovesSAN": "Bh5+ g4 Bxg4#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "2kr1b1r/ppp2ppp/8/4p2q/3n2n1/P2P1NN1/1PP1BPP1/R1BQ1RK1 b - - 3 12", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. Nf3 Nf6 5. Be2 Bg4 6. d3 Nc6 7. O-O O-O-O 8. a3 Qh5 9. h3 e5 10. hxg4 Nxg4 11. Ne4 Nd4 12. Ng3 *", + "Moves": "d4f3 e2f3 h5h2", + "MovesSAN": "Nxf3+ Bxf3 Qh2#", + "Themes": "kingsideAttack mate mateIn2 opening short" + }, + { + "FEN": "8/8/4ppp1/5k1p/5P2/5KPP/8/2b5 w - - 2 39", + "PGN": "1. d4 c6 2. c4 d5 3. e4 g6 4. Nc3 Bg7 5. cxd5 cxd5 6. Nxd5 Nc6 7. Be3 e6 8. Nc3 Nxd4 9. Qa4+ Nc6 10. Bb5 Ne7 11. Rd1 Qc7 12. Nf3 O-O 13. O-O a6 14. Be2 Bd7 15. Nd4 b5 16. Ncxb5 axb5 17. Nxb5 Rxa4 18. Nxc7 Rd8 19. Bc5 Rxa2 20. Bxe7 Nxe7 21. Bb5 Bxb5 22. Rxd8+ Bf8 23. Nxb5 Rxb2 24. Nd4 Kg7 25. Nf3 Nc6 26. Rd6 Bxd6 27. e5 Nxe5 28. Nxe5 Bxe5 29. f4 Bd4+ 30. Kh1 h5 31. h3 Kf6 32. Rd1 Be3 33. Rf1 Rf2 34. Rxf2 Bxf2 35. Kh2 Be3 36. g3 Kf5 37. Kg2 f6 38. Kf3 Bc1 *", + "Moves": "g3g4 h5g4 h3g4", + "MovesSAN": "g4+ hxg4+ hxg4#", + "Themes": "bishopEndgame endgame mate mateIn2 short" + }, + { + "FEN": "6k1/1Q3Rb1/4p2p/pp2P1pq/2p5/2P3Br/PP3P2/3R2K1 b - - 0 32", + "PGN": "1. e4 Nf6 2. Bc4 Nxe4 3. Bxf7+ Kxf7 4. Qh5+ g6 5. Qd5+ e6 6. Qxe4 Bg7 7. Nf3 Rf8 8. Ne5+ Kg8 9. d4 d5 10. Qe2 Nc6 11. c3 Nxe5 12. dxe5 c5 13. O-O a6 14. Nd2 b5 15. Nf3 Bb7 16. Bg5 Qd7 17. Rfe1 Rf5 18. Rad1 Raf8 19. Bh4 Qf7 20. h3 h6 21. Bg3 g5 22. Bh2 d4 23. Rd3 c4 24. Rxd4 Bxf3 25. gxf3 Rxf3 26. Rd2 Rxh3 27. Bg3 Qf5 28. Qe4 Qf7 29. Red1 Qh5 30. Rd7 a5 31. Qb7 Rf7 32. Rxf7 *", + "Moves": "h5d1 g1g2 d1h1", + "MovesSAN": "Qxd1+ Kg2 Qh1#", + "Themes": "hangingPiece kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "6k1/4p2p/3pN1p1/2bPp3/r3P3/1R6/8/4K3 w - - 0 40", + "PGN": "1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. e3 axb5 6. Bxb5 Bb7 7. Nc3 g6 8. Nf3 Bg7 9. O-O O-O 10. a4 d6 11. e4 Nbd7 12. Bf4 Ng4 13. Re1 Ba6 14. Qd2 Nge5 15. Nxe5 Nxe5 16. Qe2 Qa5 17. Bd2 Bxb5 18. Nxb5 Qb6 19. Bc3 c4 20. Qe3 Rfb8 21. Bd4 Qb7 22. Rec1 Rc8 23. Qc3 f6 24. Bxe5 fxe5 25. Qb4 Qb6 26. Rxc4 Rf8 27. Rc2 Rac8 28. Qd2 Bh6 29. Qe2 Rxc2 30. Qxc2 Rxf2 31. Qc7 Qe3 32. Qa7 Rxb2+ 33. Qxe3 Bxe3+ 34. Kf1 Rf2+ 35. Ke1 Rxg2 36. Ra3 Bc5 37. Rb3 Rxh2 38. Nc7 Ra2 39. Ne6 Rxa4 *", + "Moves": "b3b8 g8f7 b8f8", + "MovesSAN": "Rb8+ Kf7 Rf8#", + "Themes": "endgame hookMate mate mateIn2 short" + }, + { + "FEN": "r4k1r/p2Q1Pb1/1p5p/2p3p1/2B2p2/N7/PP3qPP/R1B4K b - - 0 21", + "PGN": "1. e4 e5 2. f4 exf4 3. Nf3 g5 4. Bc4 Bg7 5. d4 d6 6. O-O h6 7. c3 Nc6 8. Qb3 Qe7 9. Na3 Nf6 10. e5 dxe5 11. dxe5 Ng4 12. e6 Qc5+ 13. Nd4 Nxd4 14. exf7+ Kf8 15. cxd4 Qxd4+ 16. Kh1 Nf2+ 17. Rxf2 Qxf2 18. Qb4+ c5 19. Qa5 b6 20. Qb5 Bd7 21. Qxd7 *", + "Moves": "f2e1 c4f1 e1f1", + "MovesSAN": "Qe1+ Bf1 Qxf1#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "8/4Q1pk/2p3pp/p7/1p4N1/3P4/2q3PK/8 w - - 0 38", + "PGN": "1. e4 Nf6 2. Nc3 e5 3. Nf3 Nc6 4. d3 d6 5. h3 h6 6. Be2 d5 7. exd5 Nxd5 8. O-O Bb4 9. Bd2 O-O 10. a3 Nxc3 11. bxc3 Bd6 12. Nh2 Ne7 13. f4 exf4 14. Bxf4 Ng6 15. Bxd6 Qxd6 16. Qd2 Be6 17. Ng4 c6 18. Kh1 b5 19. Bf3 Bd5 20. Bxd5 Qxd5 21. Ne3 Qd6 22. Nf5 Qd7 23. Rae1 Rae8 24. Qf2 Re5 25. Rxe5 Nxe5 26. Qg3 Ng6 27. h4 Qe6 28. h5 Qe5 29. Qg4 Kh7 30. hxg6+ fxg6 31. Ng3 Rxf1+ 32. Nxf1 Qxc3 33. Qe2 Qxa3 34. Ne3 a5 35. Ng4 b4 36. Qe7 Qc1+ 37. Kh2 Qxc2 *", + "Moves": "g4f6 h7h8 e7d8", + "MovesSAN": "Nf6+ Kh8 Qd8#", + "Themes": "endgame mate mateIn2 pin short" + }, + { + "FEN": "r3N1nk/p2R3p/1p6/5Qp1/8/2q2BK1/6PP/8 b - - 0 35", + "PGN": "1. e4 c5 2. d4 cxd4 3. Qxd4 Nc6 4. Qd1 g6 5. Nc3 Bg7 6. Bd3 e6 7. Be3 Nge7 8. Nf3 O-O 9. O-O Nb4 10. Be2 d5 11. a3 dxe4 12. Nxe4 Nbd5 13. c4 Nxe3 14. fxe3 Bxb2 15. Rb1 Bxa3 16. Qb3 f5 17. Neg5 Bd6 18. Rfd1 Qc7 19. c5 Bxc5 20. Rbc1 b6 21. Nxe6 Bxe6 22. Qxe6+ Kg7 23. Rd7 Bxe3+ 24. Qxe3 Qxd7 25. Rd1 Qc7 26. Qe6 Rfe8 27. Ng5 Ng8 28. Rd7+ Kh6 29. Nf7+ Kg7 30. Nd6+ Kh8 31. Nxe8 Qc1+ 32. Kf2 Qc5+ 33. Kg3 Qc3+ 34. Bf3 g5 35. Qxf5 *", + "Moves": "c3e1 g3h3 e1h4", + "MovesSAN": "Qe1+ Kh3 Qh4#", + "Themes": "fork mate mateIn2 middlegame short" + }, + { + "FEN": "2r4k/1p2b1pp/p2p4/q2Bn3/5p2/7R/1PPN2PP/3Q2K1 w - - 0 24", + "PGN": "1. e4 c5 2. Nf3 e6 3. d3 a6 4. Nbd2 Nc6 5. Be2 e5 6. O-O Nf6 7. a4 Be7 8. Nc4 d6 9. Bd2 O-O 10. a5 Ne8 11. Ne1 f5 12. f4 fxe4 13. dxe4 Nf6 14. Nb6 Rb8 15. Nxc8 Rxc8 16. Bd3 Kh8 17. Nf3 c4 18. Bxc4 Nxe4 19. Bd5 Nxd2 20. Nxd2 Rxf4 21. Rxf4 exf4 22. Ra3 Ne5 23. Rh3 Qxa5 *", + "Moves": "h3h7 h8h7 d1h5", + "MovesSAN": "Rxh7+ Kxh7 Qh5#", + "Themes": "attraction kingsideAttack master mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "r1bq4/pp1n3k/2p1Q1p1/3p4/2Pb1rP1/2NB4/PP3P2/R3K1N1 w Q - 0 16", + "PGN": "1. d4 Nf6 2. Bf4 g6 3. e3 Bg7 4. h3 d5 5. c4 e6 6. Nc3 c6 7. Bd3 O-O 8. h4 Nh5 9. g4 Nxf4 10. exf4 Nd7 11. h5 Bxd4 12. hxg6 fxg6 13. Qe2 Rxf4 14. Qxe6+ Kg7 15. Rxh7+ Kxh7 *", + "Moves": "e6g6 h7h8 g6h7", + "MovesSAN": "Qxg6+ Kh8 Qh7#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "r5k1/1pp2ppp/p2p1q2/2nP4/2P5/1P2Q3/P4PPP/4R1K1 w - - 4 26", + "PGN": "1. e4 Nf6 2. e5 Nd5 3. d4 Nb6 4. c4 d6 5. exd6 exd6 6. Nf3 Be7 7. Be2 O-O 8. O-O Nc6 9. b3 Bg4 10. Bb2 Bf6 11. Na3 a6 12. Qd2 Re8 13. Rfe1 Qd7 14. d5 Bxf3 15. Bxf3 Ne5 16. Bxe5 Bxe5 17. Rad1 Qf5 18. Nc2 Nd7 19. Ne3 Qg6 20. Ng4 Nc5 21. Nxe5 Rxe5 22. Re4 Rxe4 23. Bxe4 Qxe4 24. Re1 Qg6 25. Qe3 Qf6 *", + "Moves": "e3e8 a8e8 e1e8", + "MovesSAN": "Qe8+ Rxe8 Rxe8#", + "Themes": "backRankMate endgame master mate mateIn2 sacrifice short" + }, + { + "FEN": "8/4R3/1q1r2k1/2P2b1p/1P3pp1/5P2/PQ4PP/7K b - - 0 41", + "PGN": "1. b3 c5 2. Bb2 e6 3. e4 Nf6 4. f3 d6 5. Nc3 e5 6. Nge2 Nc6 7. Qb1 a6 8. Nd5 Nxd5 9. exd5 Ne7 10. c4 b5 11. d3 b4 12. Ng3 a5 13. Be2 a4 14. O-O a3 15. Bc1 Nf5 16. Ne4 Be7 17. Bd2 Nd4 18. Qd1 f5 19. Ng3 f4 20. Ne4 O-O 21. Be1 h6 22. Bf2 Nxe2+ 23. Qxe2 g5 24. Rae1 Bf5 25. Qd2 Kg7 26. Nxc5 dxc5 27. Rxe5 Bd6 28. Re2 Qf6 29. d4 Rac8 30. Rfe1 h5 31. dxc5 Bxc5 32. Bxc5 Rxc5 33. Qxb4 Rc7 34. Qxa3 Qb6+ 35. Kh1 g4 36. d6 Ra7 37. Qb2+ Rf6 38. Re7+ Kg6 39. b4 Rxd6 40. c5 Rxe7 41. Rxe7 *", + "Moves": "d6d1 e7e1 d1e1", + "MovesSAN": "Rd1+ Re1 Rxe1#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "8/8/2p1R3/5Npk/3B4/2Pn4/r5PP/6K1 b - - 1 30", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nf3 Nf6 4. Nc3 Qd8 5. Bc4 Nc6 6. O-O Be6 7. Bxe6 fxe6 8. d4 g6 9. Bg5 Bg7 10. Ne5 Nxe5 11. dxe5 Qxd1 12. Raxd1 Nd7 13. f4 h6 14. Bh4 Rd8 15. Nb5 c6 16. Nd4 Kf7 17. c3 Nb6 18. Nb3 Nc4 19. Nc5 Rxd1 20. Rxd1 g5 21. fxg5 Bxe5 22. Rd7 Bd6 23. Nxb7 Nxb2 24. Nxd6+ Kg6 25. Rxe7 hxg5 26. Rxe6+ Kh5 27. Bf2 Nd3 28. Bxa7 Ra8 29. Bd4 Rxa2 30. Nf5 *", + "Moves": "a2a1 e6e1 a1e1", + "MovesSAN": "Ra1+ Re1 Rxe1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "6k1/1b3ppp/8/2r5/3Rr3/P1P5/1P3PPP/1K5R w - - 0 25", + "PGN": "1. e4 d5 2. exd5 c6 3. dxc6 e5 4. cxb7 Bxb7 5. Nf3 Bc5 6. Nxe5 Qd4 7. Qe2 Nf6 8. d3 O-O 9. Nc3 Bd6 10. Be3 Qb4 11. Nc4 Bc5 12. a3 Qb6 13. Nxb6 axb6 14. Bxc5 bxc5 15. Qd2 Nc6 16. Ne4 Rfe8 17. Be2 Rad8 18. Qc3 Nxe4 19. dxe4 Rxe4 20. Qxc5 Nd4 21. O-O-O Nxe2+ 22. Kb1 Nd4 23. c3 Rc8 24. Rxd4 Rxc5 *", + "Moves": "d4d8 e4e8 d8e8", + "MovesSAN": "Rd8+ Re8 Rxe8#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "2k1r3/1pq5/3R2Q1/1p6/4p1N1/1P6/5PPP/6K1 b - - 0 41", + "PGN": "1. e4 e5 2. Bc4 Nc6 3. Qf3 Nf6 4. c3 d6 5. Ne2 Be7 6. O-O h6 7. d4 exd4 8. cxd4 a6 9. d5 Ne5 10. Qb3 Nxc4 11. Qxc4 Bd7 12. a4 O-O 13. Qc2 Qe8 14. Ng3 c6 15. Rd1 cxd5 16. exd5 Rc8 17. Qd3 Bxa4 18. b3 Bb5 19. Qf3 Qd8 20. Nc3 Qb6 21. Be3 Qc7 22. Nxb5 axb5 23. Rdc1 Qb8 24. Nf5 Rfe8 25. Rxc8 Qxc8 26. Rc1 Qb8 27. Bd4 Nd7 28. Re1 Ne5 29. Bxe5 dxe5 30. d6 Bxd6 31. Qg4 g6 32. Nxh6+ Kf8 33. Qf3 Qc7 34. Ng4 e4 35. Qh3 Bf4 36. Qh8+ Ke7 37. Qf6+ Kd7 38. Rd1+ Bd6 39. Qxf7+ Kd8 40. Qxg6 Kc8 41. Rxd6 *", + "Moves": "c7c1 d6d1 c1d1", + "MovesSAN": "Qc1+ Rd1 Qxd1#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "2r2r1k/p1q2p1B/1p2p1p1/3pP3/3P4/PbP4Q/5PPP/5RK1 w - - 0 25", + "PGN": "1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Bf4 Nbd7 5. e3 Nh5 6. Be2 Nxf4 7. exf4 e6 8. O-O Nf6 9. cxd5 cxd5 10. Nc3 Bb4 11. a3 Ba5 12. Qa4+ Bd7 13. Qb3 Bc7 14. Ne5 Bxe5 15. fxe5 Ne4 16. Qc2 Nxc3 17. bxc3 Rc8 18. Rab1 b6 19. Bb5 O-O 20. Bd3 Qc7 21. Bxh7+ Kh8 22. Rb3 Ba4 23. Qd3 Bxb3 24. Qh3 g6 *", + "Moves": "h7g6 h8g7 h3h7", + "MovesSAN": "Bxg6+ Kg7 Qh7#", + "Themes": "discoveredAttack kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "2k2r1r/p1p3b1/2R5/P2p4/4pB1p/4P2K/5qP1/1R6 w - - 0 35", + "PGN": "1. d4 d5 2. Bf4 Nf6 3. h3 Nc6 4. e3 h6 5. Nf3 g5 6. Bh2 Bf5 7. Nbd2 e6 8. c4 Qe7 9. c5 O-O-O 10. Qa4 g4 11. hxg4 Nxg4 12. Bg3 e5 13. Bb5 exd4 14. Nxd4 Nxd4 15. Qxd4 f6 16. b4 Bg7 17. a4 h5 18. a5 Bg6 19. Qf4 Ne5 20. c6 bxc6 21. Ba6+ Kb8 22. Nb3 Bd3 23. Nc5 Bxa6 24. Nxa6+ Kb7 25. Nc5+ Qxc5 26. Qxe5 Qxb4+ 27. Ke2 Qc4+ 28. Kf3 fxe5 29. Rhc1 Rdf8+ 30. Bf4 e4+ 31. Kg3 h4+ 32. Kh3 Qe2 33. Rab1+ Kc8 34. Rxc6 Qxf2 *", + "Moves": "c6c7 c8d8 b1b8", + "MovesSAN": "Rxc7+ Kd8 Rb8#", + "Themes": "fork mate mateIn2 middlegame short" + }, + { + "FEN": "5r1k/p3R1pp/8/1p4B1/2n1B3/1P6/P1P2rPP/2K4R b - - 0 21", + "PGN": "1. e4 e6 2. d4 b6 3. Nc3 Bb7 4. Bc4 f5 5. Qf3 Bb4 6. Ne2 Ne7 7. Bg5 O-O 8. O-O-O fxe4 9. Qg4 Qe8 10. d5 Bxc3 11. Nxc3 Nxd5 12. Nxd5 Bxd5 13. Rxd5 Nc6 14. Rxd7 Ne5 15. Qxe6+ Qxe6 16. Bxe6+ Kh8 17. Rxc7 Rxf2 18. Bd5 Raf8 19. Bxe4 b5 20. Re7 Nc4 21. b3 *", + "Moves": "f2f1 h1f1 f8f1", + "MovesSAN": "Rf1+ Rxf1 Rxf1#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "2k2r2/1pp3r1/p3R3/3pQ1p1/3P4/2P1P3/PP3q2/2K5 w - - 0 30", + "PGN": "1. d4 d5 2. Bf4 Bf5 3. e3 h6 4. Nf3 e6 5. c3 a6 6. Nbd2 Nf6 7. Ne5 Ne4 8. Nxe4 Bxe4 9. Be2 Bd6 10. Bd3 Bxd3 11. Qxd3 Nd7 12. O-O-O Nf6 13. Qe2 Ne4 14. Qf3 Qe7 15. h4 O-O-O 16. g4 Nf6 17. g5 hxg5 18. hxg5 Ne4 19. g6 Bxe5 20. Bxe5 f6 21. Bf4 Rdf8 22. Rh7 Rhg8 23. Rdh1 Ng5 24. Bxg5 fxg5 25. Qg3 Qf6 26. Qe5 Qxg6 27. R1h6 Qf7 28. Rxe6 Qxf2 29. Rxg7 Rxg7 *", + "Moves": "e6e8 f8e8 e5e8", + "MovesSAN": "Re8+ Rxe8 Qxe8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "7k/5p2/p2pp1Pp/2p5/3bP1PB/6QP/5R2/1r1b2K1 b - - 2 31", + "PGN": "1. e4 c5 2. Nc3 Nc6 3. Bb5 d6 4. d3 Bd7 5. Nf3 g6 6. h3 Bg7 7. O-O Nf6 8. a3 O-O 9. Bc4 a6 10. Ng5 Rb8 11. Bd2 b5 12. Ba2 b4 13. axb4 Nxb4 14. Bb3 h6 15. Nf3 Kh7 16. Nh4 e6 17. f4 Nxe4 18. dxe4 Qxh4 19. Qf3 Nc6 20. g4 Nd4 21. Qg2 Nxb3 22. cxb3 Rxb3 23. Be1 Rfb8 24. Bxh4 Rxb2 25. Rf2 Bd4 26. Nd1 Rb1 27. Rxb1 Rxb1 28. Qf3 Ba4 29. f5 Bxd1 30. fxg6+ Kh8 31. Qg3 *", + "Moves": "d1f3 g1h2 b1h1", + "MovesSAN": "Bf3+ Kh2 Rh1#", + "Themes": "discoveredAttack endgame mate mateIn2 pin short" + }, + { + "FEN": "4k3/pR1rpp2/2N3pp/8/4P3/r5PP/6P1/6K1 w - - 6 32", + "PGN": "1. d4 Nf6 2. Nf3 g6 3. e3 d6 4. a3 Bg7 5. b4 O-O 6. Bb2 Bd7 7. Nbd2 c5 8. dxc5 dxc5 9. bxc5 Nc6 10. Be2 Rc8 11. O-O Na5 12. Bd4 Qc7 13. Nc4 Ne4 14. Bxg7 Kxg7 15. Nxa5 Qxa5 16. Qd4+ Nf6 17. c4 Rfd8 18. Qh4 Qxc5 19. Ng5 b5 20. cxb5 Bxb5 21. Bxb5 Qxb5 22. h3 Rc4 23. Qg3 h6 24. Nf3 Ne4 25. Rfb1 Qxb1+ 26. Rxb1 Nxg3 27. fxg3 Rc3 28. e4 Rxa3 29. Rb7 Kf8 30. Ne5 Ke8 31. Nc6 Rd7 *", + "Moves": "b7b8 d7d8 b8d8", + "MovesSAN": "Rb8+ Rd8 Rxd8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "rn1q2nr/pp3kpp/2p5/2bpp2P/5PP1/2N5/PPP1P1B1/R1BQ1R1K b - - 2 13", + "PGN": "1. d4 d5 2. Nc3 c6 3. Nf3 Bg4 4. Ne5 Bh5 5. g4 Bg6 6. h4 f6 7. h5 Bf7 8. Nxf7 Kxf7 9. Bg2 e5 10. dxe5 fxe5 11. O-O Bd6 12. f4 Bc5+ 13. Kh1 *", + "Moves": "d8h4 g2h3 h4h3", + "MovesSAN": "Qh4+ Bh3 Qxh3#", + "Themes": "kingsideAttack mate mateIn2 opening short" + }, + { + "FEN": "2r4k/5Rb1/4pNp1/q6p/8/5P2/2p3P1/2Q4K w - - 3 45", + "PGN": "1. e4 c6 2. d4 d5 3. e5 Bf5 4. h4 h5 5. Bd3 Bxd3 6. Qxd3 e6 7. c3 Qb6 8. Nf3 Ne7 9. Bg5 Nf5 10. Nbd2 Nd7 11. Nf1 c5 12. Ne3 Nxe3 13. Bxe3 c4 14. Qc2 Qc6 15. Ng5 b5 16. O-O a5 17. b3 Nb6 18. Rab1 Be7 19. Nf3 b4 20. cxb4 axb4 21. Nd2 O-O 22. bxc4 dxc4 23. Rfc1 Rfc8 24. Ne4 Nd5 25. Qe2 Nxe3 26. Qxe3 Rxa2 27. f3 Bxh4 28. Qf4 Be7 29. Qh2 g6 30. Qf4 Qd7 31. Qh6 Qxd4+ 32. Kh1 Qxe5 33. Rd1 Qg7 34. Qe3 c3 35. Rd7 Bf8 36. Qg5 c2 37. Rc1 Ra1 38. Nf6+ Kh8 39. Rxa1 b3 40. Rc1 b2 41. Ne4 bxc1=Q+ 42. Qxc1 Qe5 43. Rxf7 Qa5 44. Nf6 Bg7 *", + "Moves": "c1h6 g7h6 f7h7", + "MovesSAN": "Qh6+ Bxh6 Rh7#", + "Themes": "arabianMate endgame mate mateIn2 sacrifice short" + }, + { + "FEN": "5q2/1k5p/2b3p1/1p1BQ3/4P3/5r2/1P5P/2R4K b - - 7 40", + "PGN": "1. e4 c5 2. Bc4 g6 3. f4 Bg7 4. Nc3 Nc6 5. Nf3 Rb8 6. O-O a6 7. a4 d6 8. d3 Nd4 9. Nxd4 Bxd4+ 10. Kh1 Bg7 11. f5 Bd7 12. Nd5 Nf6 13. c3 b5 14. axb5 axb5 15. Nxf6+ Bxf6 16. Bd5 e6 17. fxe6 fxe6 18. Bb3 O-O 19. Bh6 Bg7 20. Bxg7 Kxg7 21. Qg4 Qe7 22. Rf3 Rxf3 23. gxf3 e5 24. Qg3 Rf8 25. Rg1 Qf6 26. Rf1 Qf4 27. Qg2 Qh4 28. Rg1 Qh5 29. Bd1 Rf4 30. Qg3 Qh6 31. d4 cxd4 32. cxd4 Kf7 33. Bb3+ Ke7 34. Qf2 Qf8 35. dxe5 Rxf3 36. exd6+ Kxd6 37. Qd4+ Kc7 38. Rc1+ Bc6 39. Qe5+ Kb7 40. Bd5 *", + "Moves": "f3f1 c1f1 f8f1", + "MovesSAN": "Rf1+ Rxf1 Qxf1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "5r1k/ppp3rp/2n5/4p3/2B4q/2PPP2P/PP4P1/5RK1 w - - 0 24", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 O-O 6. O-O d5 7. exd5 Nxd5 8. Re1 Bg4 9. h3 Bh5 10. Nbd2 Nf6 11. Ne4 Nxe4 12. Rxe4 Bb6 13. Be3 Bg6 14. Rg4 Re8 15. Nh4 Bh5 16. Rxg7+ Kxg7 17. Qxh5 Bxe3 18. Qxf7+ Kh8 19. fxe3 Qxh4 20. Rf1 Re7 21. Qd5 Rd8 22. Qf3 Rg7 23. Qf8+ Rxf8 *", + "Moves": "f1f8 g7g8 f8g8", + "MovesSAN": "Rxf8+ Rg8 Rxg8#", + "Themes": "endgame kingsideAttack mate mateIn2 short" + }, + { + "FEN": "3r2k1/pp3pp1/2p4p/3r4/5n2/1P3P2/P1Qq2PP/1B2R1RK w - - 8 29", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 d6 5. Nxd4 Bd7 6. Bf4 Be7 7. Nf5 Bxf5 8. exf5 Nf6 9. O-O O-O 10. Nc3 h6 11. Nd5 Nxd5 12. Bxd5 Bg5 13. Qg4 Bxf4 14. Qxf4 Qf6 15. c3 Rab8 16. Rab1 Ne5 17. Qd2 Qxf5 18. f3 c6 19. Be4 Qf6 20. b3 Rbd8 21. Rbe1 d5 22. Bb1 Ng6 23. Qc2 d4 24. cxd4 Qxd4+ 25. Kh1 Qd2 26. Qc5 Nf4 27. Rg1 Rd5 28. Qc2 Rfd8 *", + "Moves": "c2h7 g8f8 h7h8", + "MovesSAN": "Qh7+ Kf8 Qh8#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "4b3/1B3p2/p6R/1p2kpp1/1P6/r3P1P1/P4PK1/8 w - - 6 42", + "PGN": "1. d4 Nf6 2. Bf4 d5 3. Nf3 c5 4. e3 Nc6 5. c3 Nh5 6. Bg5 h6 7. Bh4 g5 8. Bg3 Nxg3 9. hxg3 Bg7 10. Qc2 cxd4 11. Nxd4 Qd7 12. Bd3 e6 13. Nd2 a6 14. N2b3 b5 15. Nc5 Qd6 16. b4 Ne5 17. Be2 Bd7 18. O-O h5 19. Rad1 h4 20. gxh4 Rxh4 21. g3 Rh8 22. Kg2 Ke7 23. Rh1 Bf6 24. Ne4 Rxh1 25. Kxh1 Qc7 26. Nxf6 Kxf6 27. Kg2 Rc8 28. Rc1 Nc4 29. Qh7 Qe5 30. Bf3 Nd2 31. Rh1 Ke7 32. Qd3 Nc4 33. Rh7 Nd6 34. Bh5 Be8 35. Bf3 Nf5 36. Nxf5+ Qxf5 37. Qxf5 exf5 38. Bxd5 Rxc3 39. Bb7 Ra3 40. Rh5 Kf6 41. Rh6+ Ke5 *", + "Moves": "f2f4 g5f4 g3f4", + "MovesSAN": "f4+ gxf4 gxf4#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "5rk1/pbp2ppp/7r/8/7q/2NPPBP1/PP3R2/R4QK1 b - - 0 22", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. h3 Nf6 4. Nc3 d5 5. exd5 Nxd5 6. Bb5 Bd6 7. Nxd5 e4 8. Nd4 O-O 9. Nxc6 bxc6 10. Bxc6 Rb8 11. O-O Qh4 12. d3 Ba6 13. Nc3 exd3 14. cxd3 Rb6 15. Bf3 Bc5 16. Be3 Bxe3 17. fxe3 Rg6 18. Be2 Qxh3 19. Rf2 Bb7 20. Qf1 Qh4 21. Bf3 Rh6 22. g3 *", + "Moves": "h4h1 f3h1 h6h1", + "MovesSAN": "Qh1+ Bxh1 Rxh1#", + "Themes": "kingsideAttack mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "8/2p1k1p1/pp2pp2/2b1P3/5B1Q/2P3P1/P3q2P/R4R1K b - - 2 27", + "PGN": "1. d4 d5 2. c4 Nf6 3. Nf3 e6 4. e3 b6 5. Nc3 Bb7 6. cxd5 Nxd5 7. e4 Nxc3 8. bxc3 Bxe4 9. Bb5+ Bc6 10. Qa4 Bxb5 11. Qxb5+ Nd7 12. Ne5 Bd6 13. Nc6 a6 14. Qe2 Qf6 15. O-O Qh4 16. g3 Qf6 17. Qg4 h5 18. Qh3 h4 19. Qg2 hxg3 20. fxg3 Qg6 21. Ne5 Nxe5 22. Qxa8+ Ke7 23. Qxh8 Qc2 24. Bf4 Qe2 25. Qh4+ f6 26. dxe5 Bc5+ 27. Kh1 *", + "Moves": "e2e4 f1f3 e4f3", + "MovesSAN": "Qe4+ Rf3 Qxf3#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "3k4/pp3R2/2n1p2q/2QpP3/P6r/1P6/6p1/6K1 w - - 4 32", + "PGN": "1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Ne2 Qb6 6. b3 Nge7 7. g4 h5 8. f3 hxg4 9. fxg4 cxd4 10. cxd4 Ng6 11. Bg2 Qd8 12. Be3 Bb4+ 13. Nd2 Qh4+ 14. Bf2 Qxg4 15. O-O Nh4 16. Bxh4 Rxh4 17. Nf4 Bxd2 18. Qxd2 Bd7 19. h3 Qg5 20. a4 Qh6 21. Rf2 g5 22. Nd3 Rxd4 23. Qc3 Rh4 24. Nc5 O-O-O 25. Nxd7 Rxd7 26. Raf1 g4 27. Rxf7 Rxf7 28. Rxf7 gxh3 29. Qc5 hxg2 30. Rf8+ Kc7 31. Rf7+ Kd8 *", + "Moves": "c5d6 d8e8 d6d7", + "MovesSAN": "Qd6+ Ke8 Qd7#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "k2r2r1/b4p2/P2p2q1/1R1P3p/2Q1PB2/3P3B/7P/5R1K b - - 2 31", + "PGN": "1. c4 e5 2. e4 Bc5 3. Nh3 d6 4. d3 Bxh3 5. gxh3 Nc6 6. Nc3 a6 7. Bg2 Qf6 8. O-O Nge7 9. Kh1 h5 10. f4 Nd4 11. Nd5 Nxd5 12. cxd5 g6 13. fxe5 Qxe5 14. Bf4 Qg7 15. a3 g5 16. Bd2 O-O-O 17. b4 Ba7 18. a4 g4 19. b5 gxh3 20. Bxh3+ Kb8 21. bxa6 Rhg8 22. Qb1 b6 23. a5 Ne2 24. axb6 cxb6 25. Qe1 Nd4 26. Rb1 Rc8 27. Bf4 Rcd8 28. Qb4 Qg6 29. Qxd4 b5 30. Rxb5+ Ka8 31. Qc4 *", + "Moves": "g6g1 f1g1 g8g1", + "MovesSAN": "Qg1+ Rxg1 Rxg1#", + "Themes": "mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "r2q1b1r/1p3P2/p1n4N/4nQpk/5R2/2P5/PP2p1P1/RN4K1 w - - 0 24", + "PGN": "1. e4 c6 2. d4 d5 3. e5 Bf5 4. c3 e6 5. Ne2 Nd7 6. Ng3 Bg6 7. h4 h6 8. h5 Bh7 9. Bd3 Bxd3 10. Qxd3 Ne7 11. O-O a6 12. f4 c5 13. Be3 Nc6 14. f5 cxd4 15. fxe6 dxe3 16. exf7+ Ke7 17. Qxd5 Ndxe5 18. Nf5+ Kf6 19. Nxh6+ Kg5 20. Qe6 e2 21. Rf5+ Kh4 22. Rf4+ Kxh5 23. Qf5+ g5 *", + "Moves": "f4h4 h5h4 f5h3", + "MovesSAN": "Rh4+ Kxh4 Qh3#", + "Themes": "attraction mate mateIn2 middlegame pin sacrifice short" + }, + { + "FEN": "4k3/1ppq3Q/3p4/p1b1p3/3nP3/P1NP4/1PP2PK1/8 w - - 1 23", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. O-O d6 5. a3 a5 6. h3 g5 7. d3 g4 8. hxg4 Bxg4 9. Nc3 Nd4 10. Bxf7+ Kf8 11. Bg5 Qd7 12. Qd2 Bxf3 13. Bh6+ Nxh6 14. Qxh6+ Kxf7 15. gxf3 Rhg8+ 16. Kh1 Rg7 17. Rg1 Rag8 18. Rxg7+ Rxg7 19. Rg1 Rxg1+ 20. Kxg1 Nxf3+ 21. Kg2 Nd4 22. Qxh7+ Ke8 *", + "Moves": "h7g8 e8e7 c3d5", + "MovesSAN": "Qg8+ Ke7 Nd5#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r6r/p2q1pk1/1p2p1b1/4P1Q1/3P3R/2P5/PP4PP/R5K1 w - - 5 25", + "PGN": "1. d4 d5 2. e3 Nf6 3. Bd3 e6 4. f4 c5 5. c3 Ne4 6. Nf3 Nd7 7. O-O Ndf6 8. Nbd2 h6 9. Ne5 Bd6 10. Qf3 O-O 11. Nxe4 dxe4 12. Bxe4 Nxe4 13. Qxe4 cxd4 14. exd4 Bxe5 15. fxe5 Qd5 16. Qg4 Kh7 17. Bd2 b6 18. Rf2 Ba6 19. Qh5 Qd7 20. Bxh6 gxh6 21. Rf6 Bd3 22. Rxh6+ Kg7 23. Qg5+ Bg6 24. Rh4 Rh8 *", + "Moves": "g5f6 g7g8 f6h8", + "MovesSAN": "Qf6+ Kg8 Qxh8#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "r1b2k2/1p1pN2n/p1n1pr1q/7Q/8/2N3RP/PPP2PP1/3R2K1 w - - 12 24", + "PGN": "1. e4 c5 2. Nf3 Qb6 3. d4 cxd4 4. Qxd4 Qc7 5. Nc3 a6 6. Be3 Nc6 7. Qd2 e6 8. Bd3 Nf6 9. O-O Bd6 10. h3 h6 11. Rfe1 O-O 12. Bxh6 gxh6 13. Qxh6 Nh7 14. e5 f5 15. exd6 Qxd6 16. Rad1 Qe7 17. Bxf5 Rxf5 18. Nh4 Rf6 19. Qh5 Qg7 20. Re3 Kh8 21. Rg3 Qh6 22. Ng6+ Kg7 23. Ne7+ Kf8 *", + "Moves": "g3g8 f8e7 h5e8", + "MovesSAN": "Rg8+ Kxe7 Qe8#", + "Themes": "mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "1r4k1/3r1ppp/p1q5/4R3/8/5N2/6PP/4R2K w - - 7 38", + "PGN": "1. d4 d5 2. c4 e6 3. e3 c5 4. Nf3 Nc6 5. Nc3 Nf6 6. Be2 b6 7. O-O Bb7 8. b3 Rc8 9. Bb2 cxd4 10. exd4 Na5 11. cxd5 Nxd5 12. Na4 a6 13. Ne5 b5 14. Nc5 Bxc5 15. dxc5 Qg5 16. Bf3 Rxc5 17. Bd4 Rc8 18. b4 Nxb4 19. Bxb7 Nxb7 20. f4 Qe7 21. Rc1 O-O 22. Qb3 Nd5 23. Nc6 Qd7 24. Ne5 Qd6 25. a4 Nc5 26. Bxc5 Rxc5 27. Rcd1 Rd8 28. axb5 Qb6 29. f5 Rxb5+ 30. Kh1 Rxb3 31. fxe6 Qxe6 32. Nc4 Qe7 33. Rfe1 Qc7 34. Rxd5 Rdb8 35. Nd2 Qc6 36. Rde5 R3b7 37. Nf3 Rd7 *", + "Moves": "e5e8 b8e8 e1e8", + "MovesSAN": "Re8+ Rxe8 Rxe8#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "3r1rk1/pp2bpp1/2p1pn1p/6N1/2PqN2P/3Q4/PP6/K5RR w - - 0 19", + "PGN": "1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Nf3 e6 7. Bd3 Bxd3 8. Qxd3 Nf6 9. Bg5 Be7 10. O-O-O Nbd7 11. Kb1 O-O 12. h4 h6 13. Bxf6 Nxf6 14. Ng5 Qd5 15. c4 Qxg2 16. Rdg1 Qxf2 17. Ka1 Rad8 18. N3e4 Qxd4 *", + "Moves": "e4f6 d4f6 d3h7", + "MovesSAN": "Nxf6+ Qxf6 Qh7#", + "Themes": "clearance kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "r4nk1/1R5p/1p1N1Pp1/8/1Pp3P1/8/b6P/6K1 w - - 0 33", + "PGN": "1. d4 Nf6 2. e3 g6 3. Bd3 Bg7 4. Nd2 d6 5. f4 O-O 6. Ngf3 Nbd7 7. O-O b6 8. c4 Bb7 9. d5 Nc5 10. Bb1 e6 11. b4 Ncd7 12. e4 exd5 13. Bb2 Nxe4 14. Bxg7 Kxg7 15. Nxe4 dxe4 16. Qd4+ Qf6 17. Bxe4 Qxd4+ 18. Nxd4 Bxe4 19. Rfe1 Rfe8 20. g4 c5 21. Nb5 Bd3 22. Nc7 Rxe1+ 23. Rxe1 Rc8 24. Nb5 Rc6 25. Nxa7 Rc7 26. Nb5 Rc8 27. Nxd6 Ra8 28. Re7 Nf8 29. Rxf7+ Kg8 30. f5 Bxc4 31. Rb7 Bxa2 32. f6 c4 *", + "Moves": "b7g7 g8h8 d6f7", + "MovesSAN": "Rg7+ Kh8 Nf7#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r1b2kB1/pp1p2p1/7p/2b1Pq2/4N3/1Q4PP/PP2Rn1K/5R2 b - - 6 24", + "PGN": "1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 e5 5. Bc4 Nf6 6. Nf3 Bb4 7. Nxe5 O-O 8. Qb3 Nc6 9. Nxf7 Rxf7 10. Bxf7+ Kf8 11. O-O Qe7 12. Bd5 Bd6 13. Bg5 h6 14. Bxf6 Qxf6 15. Rae1 Ne5 16. f4 Ng4 17. e5 Qh4 18. h3 Bc5+ 19. Kh1 Nf2+ 20. Kh2 Qxf4+ 21. g3 Qd2 22. Re2 Qd3 23. Bg8 Qf5 24. Ne4 *", + "Moves": "f5h3 h2g1 h3h1", + "MovesSAN": "Qxh3+ Kg1 Qh1#", + "Themes": "fork mate mateIn2 middlegame short" + }, + { + "FEN": "r2q2rk/2p5/p3pnQ1/1p4P1/3P4/2P2b2/PPB2P1P/R4RK1 w - - 1 28", + "PGN": "1. e4 g6 2. Nf3 Bg7 3. e5 Nc6 4. d4 d6 5. Bb5 e6 6. O-O Ne7 7. exd6 Qxd6 8. c3 O-O 9. Bg5 a6 10. Ba4 h6 11. Bh4 b5 12. Bg3 Qd8 13. Bc2 Nd5 14. Nbd2 Nce7 15. Nb3 Bb7 16. Nc5 Bc6 17. Qd2 Nf5 18. Be5 Bxe5 19. Nxe5 Nde7 20. g4 Nh4 21. Qxh6 Nf3+ 22. Nxf3 Bxf3 23. Ne4 Nd5 24. Ng5 Nf6 25. Nxe6 fxe6 26. Qxg6+ Kh8 27. g5 Rg8 *", + "Moves": "g6h6 f6h7 h6h7", + "MovesSAN": "Qh6+ Nh7 Qxh7#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "r5k1/pb1pn1p1/4p2p/1Pb1q3/7N/2PQ2P1/1P1N1R1P/R1B3K1 b - - 0 19", + "PGN": "1. e4 c5 2. d4 cxd4 3. c3 d3 4. Bxd3 Nc6 5. Bc4 e6 6. Nf3 Bc5 7. O-O Qc7 8. Qe2 Nge7 9. Ng5 O-O 10. g3 h6 11. Nf3 b5 12. Bxb5 Bb7 13. a4 f5 14. Nh4 fxe4 15. Qxe4 Nd4 16. Qd3 Nxb5 17. axb5 Qe5 18. Nd2 Rxf2 19. Rxf2 *", + "Moves": "e5e1 d3f1 c5f2", + "MovesSAN": "Qe1+ Qf1 Bxf2#", + "Themes": "intermezzo kingsideAttack mate mateIn2 middlegame pin short" + }, + { + "FEN": "8/7k/2p1pBqP/1pPpP3/1P1P4/5p2/3Q3P/7K b - - 1 49", + "PGN": "1. d4 d5 2. c4 e6 3. Nc3 c6 4. e4 a6 5. a3 h6 6. c5 b6 7. b4 b5 8. e5 g6 9. Nf3 Bg7 10. Bd3 Ne7 11. O-O Nd7 12. Nh4 Nf8 13. Qg4 Bd7 14. f4 Rg8 15. Qe2 Nf5 16. Nxf5 gxf5 17. Bd2 Ng6 18. g3 Bf8 19. a4 Be7 20. Ra2 Rb8 21. Rfa1 f6 22. axb5 axb5 23. exf6 Bxf6 24. Be3 Kf7 25. Kh1 Kg7 26. Qc2 Ne7 27. Ne2 Kh7 28. Ng1 Qe8 29. Nf3 Rd8 30. Ne5 Bxe5 31. fxe5 Qg6 32. Rg1 Qh5 33. Be2 Qg6 34. Bf3 Qg7 35. Qd2 Ng6 36. Rg2 Rdf8 37. Ra1 Rf7 38. Rag1 Qf8 39. Bh5 Be8 40. g4 f4 41. Bf2 Rfg7 42. g5 f3 43. Rg3 Nh4 44. Bxe8 Qxe8 45. gxh6 Rg6 46. Rxg6 Rxg6 47. Bxh4 Qf7 48. Rxg6 Qxg6 49. Bf6 *", + "Moves": "g6b1 d2e1 b1e1", + "MovesSAN": "Qb1+ Qe1 Qxe1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "1k6/ppp5/5p2/7p/8/4R1PP/1n1r4/4K3 w - - 0 35", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. c3 Nf6 4. d4 exd4 5. e5 Nd5 6. Bc4 Nb6 7. Bb3 dxc3 8. Nxc3 d6 9. Bg5 Be7 10. Bxe7 Qxe7 11. O-O Be6 12. Bxe6 Qxe6 13. Re1 O-O-O 14. Ng5 Qf5 15. Nf3 dxe5 16. Qb3 f6 17. Rad1 g5 18. h3 h5 19. Nb5 g4 20. Nh4 Qg5 21. Qe6+ Kb8 22. Rxd8+ Rxd8 23. g3 Nd4 24. Qe7 Rc8 25. a4 Nxa4 26. Nxd4 exd4 27. Qe8 Nxb2 28. f4 gxf3 29. Kf2 d3 30. Nxf3 Qc5+ 31. Qe3 Qxe3+ 32. Rxe3 Rd8 33. Ke1 d2+ 34. Nxd2 Rxd2 *", + "Moves": "e3e8 d2d8 e8d8", + "MovesSAN": "Re8+ Rd8 Rxd8#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "8/p4k2/4rn2/2P4p/P3q3/1P4Q1/5PPP/2R3K1 b - - 1 35", + "PGN": "1. e4 e5 2. Nf3 d6 3. d4 Bg4 4. dxe5 Bxf3 5. Qxf3 dxe5 6. Bc4 Nf6 7. Bg5 Be7 8. Nc3 Qd4 9. Bb3 O-O 10. Rd1 Qb6 11. Bxf6 Bxf6 12. O-O c6 13. Rd6 Na6 14. Nd5 Qc5 15. Nxf6+ gxf6 16. Rxf6 Qe7 17. Qg4+ Kh8 18. Qf5 Nc5 19. Bxf7 Nxe4 20. Re6 Qxf7 21. Qxe5+ Nf6 22. Re7 Qg6 23. Rxb7 Rae8 24. Qc3 Rf7 25. Rxf7 Qxf7 26. Qxc6 Re6 27. Qc8+ Kg7 28. a4 Qd7 29. Qc4 Qd5 30. Qc7+ Qd7 31. Qg3+ Kf7 32. b3 Qd5 33. c4 Qe4 34. c5 h5 35. Rc1 *", + "Moves": "e4e1 c1e1 e6e1", + "MovesSAN": "Qe1+ Rxe1 Rxe1#", + "Themes": "backRankMate endgame mate mateIn2 sacrifice short" + }, + { + "FEN": "8/4pk1p/q6P/p4p2/Pp4p1/6P1/1P3P1K/3RQ1R1 b - - 2 41", + "PGN": "1. d4 d5 2. Bf4 g6 3. e3 Bg7 4. Nf3 Nf6 5. c4 O-O 6. Nc3 c6 7. h4 Bg4 8. Be2 dxc4 9. Bxc4 b5 10. Be2 Qa5 11. Kf1 b4 12. Nb1 Nd5 13. Be5 Rd8 14. Bxg7 Kxg7 15. Nbd2 Nd7 16. Nc4 Qc7 17. Nfe5 Bxe2+ 18. Qxe2 Nxe5 19. Nxe5 f6 20. Nc4 a5 21. h5 g5 22. h6+ Kg8 23. a4 Qd7 24. e4 Nf4 25. Qe3 Qg4 26. g3 Ne6 27. Nb6 Nxd4 28. Nxa8 Nc2 29. Qb3+ Kf8 30. Qxc2 Rxa8 31. Qxc6 Rc8 32. Qd5 Qf3 33. Rg1 g4 34. Qd1 Qxe4 35. Rc1 Rb8 36. Qe1 Qd3+ 37. Kg2 Rd8 38. Kh2 f5 39. Rd1 Qa6 40. Rxd8+ Kf7 41. Rd1 *", + "Moves": "a6h6 h2g2 h6h3", + "MovesSAN": "Qxh6+ Kg2 Qh3#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "4r3/1p5R/nkp5/p1b3B1/P4NB1/1PP2R1P/K7/3r4 b - - 6 44", + "PGN": "1. e4 e5 2. Bc4 c6 3. Nc3 a5 4. a4 Na6 5. Nf3 Bd6 6. d4 exd4 7. Qxd4 Bc5 8. Qxg7 Qf6 9. Qg3 d6 10. Bg5 Qg6 11. O-O-O h6 12. Bf4 Qxg3 13. Bxg3 Bg4 14. Rhe1 O-O-O 15. Bxf7 Ne7 16. Bc4 Ng6 17. Be2 Bxf3 18. Bxf3 Ne5 19. Bh5 Rhf8 20. f4 Nc4 21. b3 Ne3 22. Rd3 Nxg2 23. Rf1 Ne3 24. Re1 Ng2 25. Rf1 Nb4 26. Rdf3 Ne3 27. R1f2 Rg8 28. Re2 Ng4 29. e5 dxe5 30. fxe5 Rd4 31. h3 Nxe5 32. Rxe5 Na6 33. Bg4+ Kd8 34. Rh5 Bb4 35. Ne2 Ba3+ 36. Kb1 Rd2 37. c3 Rb2+ 38. Ka1 Rd2 39. Bf4 Rd1+ 40. Ka2 Bc5 41. Bxh6 Re8 42. Bg5+ Kc7 43. Rh7+ Kb6 44. Nf4 *", + "Moves": "d1d2 a2a1 e8e1", + "MovesSAN": "Rd2+ Ka1 Re1#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "1r1rk3/4pp2/p5RQ/q1pPb3/2B5/8/PP6/1K5R w - - 3 31", + "PGN": "1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Be3 Bg7 5. Qd2 O-O 6. O-O-O d5 7. e5 Ne4 8. Nxe4 dxe4 9. f3 exf3 10. Nxf3 c5 11. d5 Bg4 12. Bf4 Qb6 13. h3 Bxf3 14. gxf3 Rd8 15. c4 Nc6 16. Qc3 Nd4 17. h4 Qc7 18. Re1 Rab8 19. h5 a6 20. hxg6 hxg6 21. Qe3 Qa5 22. Kb1 Nxf3 23. Re2 Nd4 24. Reh2 Nf5 25. Qc1 b5 26. Bh6 Nxh6 27. Rxh6 bxc4 28. Bxc4 Bxe5 29. Rxg6+ Kf8 30. Qh6+ Ke8 *", + "Moves": "g6g8 e8d7 h6c6", + "MovesSAN": "Rg8+ Kd7 Qc6#", + "Themes": "master mate mateIn2 middlegame short" + }, + { + "FEN": "7k/pb4p1/1p4P1/7n/3R4/1B5P/PPP4r/3R1K2 b - - 0 28", + "PGN": "1. e4 e5 2. d4 exd4 3. Nf3 Bc5 4. Bc4 Nc6 5. O-O h6 6. h3 Nf6 7. e5 Nh7 8. Bf4 O-O 9. Nbd2 Kh8 10. Ne4 Bb6 11. Qd2 d5 12. exd6 cxd6 13. Nxd6 Bc7 14. Nxf7+ Rxf7 15. Bxf7 Bxf4 16. Qxf4 Qf6 17. Qxf6 Nxf6 18. Bb3 b6 19. Rad1 Bb7 20. Nxd4 Nxd4 21. Rxd4 Re8 22. Rfd1 Re5 23. f4 Re2 24. g4 Rg2+ 25. Kf1 Rh2 26. g5 hxg5 27. fxg5 Nh5 28. g6 *", + "Moves": "h5g3 f1e1 h2e2", + "MovesSAN": "Ng3+ Ke1 Re2#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "2k5/ppp5/4K3/1P4r1/P7/6n1/8/7R w - - 6 35", + "PGN": "1. g4 e5 2. Bg2 Bc5 3. Nf3 Qf6 4. g5 Qf5 5. d3 h6 6. e4 Qg4 7. Rg1 Qe6 8. h4 hxg5 9. hxg5 Qb6 10. Rf1 d6 11. Nc3 Bh3 12. Nd5 Qa5+ 13. Bd2 Bb4 14. c3 Na6 15. cxb4 Qb5 16. a4 Qxd3 17. Qe2 Qxe2+ 18. Kxe2 Bxg2 19. Rg1 Bxf3+ 20. Kxf3 O-O-O 21. b5 Nc5 22. b4 Rh3+ 23. Rg3 Rxg3+ 24. Kxg3 f6 25. f4 exf4+ 26. Kxf4 fxg5+ 27. Kxg5 Nf6 28. bxc5 Nxe4+ 29. Kg6 Nxd2 30. cxd6 Rxd6+ 31. Kxg7 Rxd5 32. Rh1 Rg5+ 33. Kf6 Ne4+ 34. Ke6 Ng3 *", + "Moves": "h1h8 g5g8 h8g8", + "MovesSAN": "Rh8+ Rg8 Rxg8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r2q2k1/2p4p/1p1p2nr/p1nP4/2PQpPN1/2N4P/PP4RK/6R1 b - - 0 27", + "PGN": "1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Nf3 d6 5. e4 O-O 6. Be2 e5 7. O-O Nc6 8. d5 Ne7 9. Ne1 Nd7 10. Nd3 f5 11. exf5 gxf5 12. f4 e4 13. Nf2 a5 14. Be3 b6 15. h3 Nc5 16. Qd2 Ng6 17. g3 Ne7 18. Kh2 Rf6 19. Rg1 Rh6 20. Rg2 Kh8 21. Rag1 Bf6 22. Bd4 Ng6 23. g4 Bxd4 24. Qxd4+ Kg8 25. gxf5 Bxf5 26. Bg4 Bxg4 27. Nxg4 *", + "Moves": "h6h3 h2h3 d8h4", + "MovesSAN": "Rxh3+ Kxh3 Qh4#", + "Themes": "attraction mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "r4rk1/pp3pp1/2p1p2p/6P1/1qBP3P/1Pb2Q2/P1P2P2/2KR3R b - - 0 18", + "PGN": "1. e4 c6 2. Nc3 d5 3. Qf3 dxe4 4. Nxe4 Nd7 5. Bc4 Ngf6 6. Nxf6+ Nxf6 7. d3 Bg4 8. Qg3 e6 9. Bg5 Bh5 10. Nf3 Bxf3 11. Qxf3 Be7 12. h4 h6 13. Bxf6 Bxf6 14. O-O-O Qb6 15. b3 O-O 16. g4 Bc3 17. g5 Qb4 18. d4 *", + "Moves": "b4a3 c1b1 a3b2", + "MovesSAN": "Qa3+ Kb1 Qb2#", + "Themes": "mate mateIn2 middlegame queensideAttack short" + }, + { + "FEN": "7b/Q2BBp1k/1p2P1p1/7p/8/8/P5PP/3q1RK1 b - - 2 25", + "PGN": "1. e4 b6 2. Nf3 c5 3. d4 cxd4 4. Nxd4 Nc6 5. c3 Nxd4 6. cxd4 Bb7 7. Nc3 Nf6 8. e5 Nd5 9. Qf3 Nxc3 10. Qxb7 Na4 11. Bb5 g6 12. Bxa4 Bg7 13. Bxd7+ Kf8 14. O-O h5 15. Bg5 Kg8 16. Bc6 Rb8 17. Qxa7 Rc8 18. Bxe7 Qxd4 19. Bd7 Rc2 20. Rac1 Rxb2 21. Rc8+ Kh7 22. Rxh8+ Bxh8 23. e6 Rxf2 24. Rxf2 Qd1+ 25. Rf1 *", + "Moves": "h8d4 g1h1 d1f1", + "MovesSAN": "Bd4+ Kh1 Qxf1#", + "Themes": "deflection endgame mate mateIn2 pin short" + }, + { + "FEN": "2rr3k/4bpR1/p2p3B/4pP2/2q1b2P/PNp5/1PP3Q1/1K6 w - - 0 26", + "PGN": "1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nb3 Nf6 6. Nc3 d6 7. Be3 Be7 8. Qd2 O-O 9. O-O-O a6 10. f3 Qc7 11. g4 b5 12. a3 Bb7 13. Kb1 Rac8 14. h4 Ne5 15. f4 Nexg4 16. Rg1 h5 17. Be2 e5 18. f5 Rfd8 19. Bxg4 Nxg4 20. Rxg4 hxg4 21. Rg1 Qc4 22. Rxg4 b4 23. Bh6 bxc3 24. Rxg7+ Kh8 25. Qg2 Bxe4 *", + "Moves": "g7h7 h8h7 g2g7", + "MovesSAN": "Rh7+ Kxh7 Qg7#", + "Themes": "attraction kingsideAttack mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "r1b3nr/pp1n3p/4Nq1k/5pp1/1b2p1P1/2N1Q3/PP2PP1P/R3KB1R w KQ - 2 19", + "PGN": "1. d4 d5 2. c4 c5 3. cxd5 Qxd5 4. Nf3 cxd4 5. Nc3 Qd8 6. Nxd4 e5 7. Ndb5 Nd7 8. Nd5 Qa5+ 9. Bd2 Qd8 10. Ndc7+ Ke7 11. Bb4+ Kf6 12. Nd5+ Kg6 13. Qd3+ f5 14. g4 e4 15. Nf4+ Kh6 16. Qe3 Bxb4+ 17. Nc3 g5 18. Ne6 Qf6 *", + "Moves": "e3h3 h6g6 h3h5", + "MovesSAN": "Qh3+ Kg6 Qh5#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "r3qk1r/3nb3/p2pQ1pp/4p3/2B1n3/4B3/PPP2PPP/R2R2K1 w - - 0 19", + "PGN": "1. e4 e5 2. d4 d6 3. Nf3 f6 4. Bc4 Bg4 5. O-O h6 6. dxe5 fxe5 7. Qd3 c6 8. Nc3 b5 9. Nxb5 cxb5 10. Bxb5+ Nd7 11. Rd1 Bxf3 12. Qxf3 Nf6 13. Be3 Be7 14. Qf5 a6 15. Qg6+ Kf8 16. Bc4 Qe8 17. Qf5 g6 18. Qe6 Nxe4 *", + "Moves": "e3h6 h8h6 e6g8", + "MovesSAN": "Bxh6+ Rxh6 Qg8#", + "Themes": "mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "r5rk/pb2npp1/4pP1p/7N/2pP2QP/4P3/P1q3P1/R4RK1 w - - 0 23", + "PGN": "1. d4 d5 2. Nf3 c5 3. c3 e6 4. Bf4 Bd6 5. Bg3 Nf6 6. e3 O-O 7. Bd3 Nc6 8. Nbd2 c4 9. Bc2 b5 10. Bxd6 Qxd6 11. h4 b4 12. Ng5 h6 13. f4 bxc3 14. bxc3 Ne4 15. Ngxe4 dxe4 16. Nxe4 Qa3 17. O-O Bb7 18. Qg4 Ne7 19. Nf6+ Kh8 20. Nh5 Rg8 21. f5 Qxc3 22. f6 Qxc2 *", + "Moves": "f6g7 g8g7 g4g7", + "MovesSAN": "fxg7+ Rxg7 Qxg7#", + "Themes": "advancedPawn kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "7k/p3q1rp/1p6/4B3/3P4/P1P2Q1P/1P4PK/r7 w - - 2 30", + "PGN": "1. d4 d5 2. e3 Nf6 3. Bd3 e6 4. Nd2 Bd6 5. f4 O-O 6. Ngf3 Nbd7 7. O-O c5 8. c3 b6 9. Ne5 Bb7 10. Qf3 Qc7 11. a3 Ne4 12. Nxe4 dxe4 13. Bxe4 Bxe4 14. Qxe4 cxd4 15. exd4 Nxe5 16. fxe5 Be7 17. Qg4 Kh8 18. Rf3 f5 19. exf6 Bxf6 20. Qxe6 Rae8 21. Rxf6 gxf6 22. Qf5 Re1+ 23. Kf2 Qe7 24. Qf3 Re8 25. h3 f5 26. Kg3 f4+ 27. Kh2 Rg8 28. Bxf4 Rxa1 29. Be5+ Rg7 *", + "Moves": "f3a8 e7f8 a8f8", + "MovesSAN": "Qa8+ Qf8 Qxf8#", + "Themes": "endgame mate mateIn2 pin short" + }, + { + "FEN": "1r4k1/2R2ppp/1p2p3/1B1nP3/P2r1P2/6P1/7P/2R3K1 w - - 7 34", + "PGN": "1. d4 d5 2. Nf3 Nc6 3. g3 Nf6 4. Bg2 e6 5. O-O Bd6 6. b3 O-O 7. Bb2 Bd7 8. c4 dxc4 9. bxc4 a6 10. Nc3 Qe8 11. c5 Be7 12. e3 Rd8 13. Qc2 b6 14. Na4 bxc5 15. Nxc5 Bxc5 16. Qxc5 Qe7 17. Qxe7 Nxe7 18. Ne5 Ng6 19. Nxd7 Nxd7 20. a4 Nb6 21. Bc3 Nd5 22. Ba5 Rc8 23. Rfc1 Nge7 24. e4 Nb6 25. Bf1 Rfd8 26. Bxa6 Ra8 27. Bxb6 cxb6 28. Bb5 Rxd4 29. e5 Ng6 30. f4 Rad8 31. Rc6 Rb8 32. Rac1 Ne7 33. Rc7 Nd5 *", + "Moves": "c7c8 b8c8 c1c8", + "MovesSAN": "Rc8+ Rxc8 Rxc8#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "7k/3R2pp/p3r3/n4p2/1p2p3/2r3P1/PKP3P1/7R w - - 0 32", + "PGN": "1. d4 d5 2. e4 dxe4 3. f3 exf3 4. Qxf3 Nf6 5. Nc3 e6 6. Bf4 Nc6 7. Nb5 Bd6 8. O-O-O Bxf4+ 9. Qxf4 O-O 10. Bd3 Nd5 11. Qe4 Qg5+ 12. Kb1 f5 13. Qf3 a6 14. Nh3 Qg6 15. Nc3 Nxc3+ 16. bxc3 e5 17. Rhg1 e4 18. Nf4 Qg5 19. Bc4+ Kh8 20. Qg3 Qxg3 21. hxg3 b5 22. Bd5 Bb7 23. Ne6 Rf6 24. Nxc7 Rc8 25. Be6 Rxc7 26. d5 Na5 27. Rh1 Rxc3 28. Kb2 b4 29. d6 Bc8 30. d7 Bxd7 31. Rxd7 Rxe6 *", + "Moves": "d7d8 e6e8 d8e8", + "MovesSAN": "Rd8+ Re8 Rxe8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r3r1k1/pp3ppp/8/3Q4/7q/1P2b2P/PB3RP1/3R2K1 w - - 0 22", + "PGN": "1. d4 d5 2. Nf3 Nf6 3. e3 c5 4. Bd3 Nc6 5. b3 Bg4 6. h3 Bxf3 7. Qxf3 e5 8. dxc5 e4 9. Qe2 exd3 10. cxd3 Bxc5 11. O-O O-O 12. d4 Bb4 13. Nd2 Re8 14. Nf3 Bc3 15. Rb1 Nxd4 16. Nxd4 Bxd4 17. Qb5 Bb6 18. Bb2 Ne4 19. Rbd1 Qh4 20. Qxd5 Nxf2 21. Rxf2 Bxe3 *", + "Moves": "d5f7 g8h8 f7g7", + "MovesSAN": "Qxf7+ Kh8 Qxg7#", + "Themes": "master mate mateIn2 middlegame short" + }, + { + "FEN": "8/pp3Qpk/2p2n1r/6R1/2P2qpP/6N1/PP1r1PP1/4R1K1 b - - 0 28", + "PGN": "1. e4 e6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Bd7 5. Nf3 Bc6 6. Bd3 Nd7 7. O-O Ngf6 8. Ng3 h5 9. h4 Ng4 10. Bg5 Be7 11. Re1 Bxg5 12. Nxg5 Ndf6 13. Nxe6 fxe6 14. Bg6+ Kf8 15. c3 Rh6 16. Qd3 Qd6 17. Re2 Qf4 18. Rae1 Be8 19. Be4 c6 20. c4 Rd8 21. Bf3 Rxd4 22. Qa3+ Kf7 23. Rxe6 Kg6 24. Qe7 Bf7 25. Bxg4 hxg4 26. R6e5 Rd2 27. Rg5+ Kh7 28. Qxf7 *", + "Moves": "f4f2 g1h2 f2g2", + "MovesSAN": "Qxf2+ Kh2 Qxg2#", + "Themes": "fork mate mateIn2 middlegame short" + }, + { + "FEN": "6rk/1q2bQpp/p3N3/8/1p1B4/7P/PPP5/5bK1 w - - 0 27", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. Nc3 a6 6. Be3 Be7 7. Be2 b5 8. O-O Qc7 9. Kh1 Bb7 10. f4 Rc8 11. f5 Nf6 12. fxe6 dxe6 13. Nxc6 Bxc6 14. Bf3 O-O 15. Qe1 Rfd8 16. Qf2 Rd7 17. Rad1 b4 18. Ne2 Nxe4 19. Bxe4 Bxe4 20. Qxf7+ Kh8 21. Rxd7 Qxd7 22. Nd4 Bd5 23. h3 Qb7 24. Nxe6 Bxg2+ 25. Kg1 Rg8 26. Bd4 Bxf1 *", + "Moves": "d4g7 g8g7 f7g7", + "MovesSAN": "Bxg7+ Rxg7+ Qxg7#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "r4rk1/1b1p1pp1/pq1Ppn1p/2p5/4N3/3Q4/PPB2PPP/R4RK1 w - - 0 18", + "PGN": "1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Bc4 e6 5. Nxc3 Nc6 6. Nf3 h6 7. Bf4 a6 8. Ne5 Nf6 9. Nxc6 bxc6 10. Bd6 Be7 11. O-O O-O 12. e5 Ne8 13. Qd3 Bxd6 14. exd6 Qb6 15. Bb3 Bb7 16. Bc2 Nf6 17. Ne4 c5 *", + "Moves": "e4f6 g7f6 d3h7", + "MovesSAN": "Nxf6+ gxf6 Qh7#", + "Themes": "clearance kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "k5r1/1p6/p1qQ4/P1p2p1p/3p1BrP/3P2P1/1PP2P1K/R3R3 b - - 8 31", + "PGN": "1. e4 d5 2. e5 Bf5 3. Nf3 e6 4. g3 c5 5. Bg2 Nc6 6. O-O Nge7 7. Re1 Ng6 8. h4 h5 9. d3 Qc7 10. Qe2 O-O-O 11. Nbd2 Bg4 12. a4 Be7 13. a5 a6 14. Nb3 f6 15. exf6 gxf6 16. Kh2 e5 17. Bh3 Bxh3 18. Kxh3 Qd7+ 19. Kh2 Rhg8 20. Be3 d4 21. Bc1 Qg4 22. Nbd2 f5 23. Nc4 Kb8 24. Ncxe5 Ncxe5 25. Nxe5 Nxe5 26. Qxe5+ Ka8 27. Qxe7 Qf3 28. Qe2 Qc6 29. Bf4 Rg4 30. Qe5 Rdg8 31. Qd6 *", + "Moves": "g4h4 g3h4 c6g2", + "MovesSAN": "Rxh4+ gxh4 Qg2#", + "Themes": "mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "1k4r1/p3R3/1ppp4/8/3q4/7P/1P3N1K/R2Q4 b - - 0 30", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. O-O Nf6 5. c3 d6 6. d4 exd4 7. cxd4 Bb6 8. Bg5 h6 9. Bh4 g5 10. Bg3 g4 11. e5 gxf3 12. exf6 Qxf6 13. Re1+ Be6 14. d5 O-O-O 15. dxe6 fxe6 16. Bxe6+ Kb8 17. Nc3 fxg2 18. Bd5 h5 19. Bxc6 bxc6 20. a4 h4 21. Ne4 Qf5 22. a5 hxg3 23. axb6 gxf2+ 24. Nxf2 cxb6 25. Re7 Qf4 26. h3 Rdf8 27. Nd3 Qd4+ 28. Kxg2 Rhg8+ 29. Kh2 Rf2+ 30. Nxf2 *", + "Moves": "d4f2 h2h1 f2g2", + "MovesSAN": "Qxf2+ Kh1 Qg2#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r6k/2p1p2r/p5Q1/1p2b1p1/4P1P1/1PqP4/P1P2R1P/5R1K w - - 0 29", + "PGN": "1. Nf3 g6 2. g3 Nf6 3. Bg2 Bg7 4. O-O O-O 5. d3 d6 6. Nc3 Nbd7 7. Bg5 Ne5 8. Nxe5 dxe5 9. f3 Be6 10. e4 Qd4+ 11. Kh1 h6 12. Bxf6 Bxf6 13. Rb1 a6 14. b3 b5 15. Ne2 Qb4 16. f4 exf4 17. Nxf4 Bd7 18. Bh3 Bxh3 19. Nxh3 Be5 20. Qf3 f6 21. g4 g5 22. Qf5 Qc3 23. Qg6+ Kh8 24. Qxh6+ Kg8 25. Rf2 Rf7 26. Rbf1 Rh7 27. Qg6+ Kh8 28. Nxg5 fxg5 *", + "Moves": "f2f8 a8f8 f1f8", + "MovesSAN": "Rf8+ Rxf8 Rxf8#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "1rr2k2/4bppQ/4p1n1/n1p1P1P1/p1Pp1BN1/P2q2P1/5PK1/R6R w - - 2 29", + "PGN": "1. e4 e6 2. d3 d5 3. Nd2 Nf6 4. Ngf3 Be7 5. g3 c5 6. Bg2 O-O 7. O-O Nc6 8. Re1 b5 9. e5 Nd7 10. Nf1 Bb7 11. h4 Qb6 12. N1h2 Rfc8 13. c3 a5 14. Bf4 a4 15. a3 b4 16. Ng5 h6 17. Qh5 hxg5 18. hxg5 Nf8 19. Ng4 Ng6 20. Bf3 d4 21. c4 Na5 22. Be4 Bxe4 23. Rxe4 bxa3 24. bxa3 Qb2 25. Ree1 Rab8 26. Kg2 Qc2 27. Rh1 Qxd3 28. Qh7+ Kf8 *", + "Moves": "h7h8 g6h8 h1h8", + "MovesSAN": "Qh8+ Nxh8 Rxh8#", + "Themes": "backRankMate mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "5rk1/5p2/p2N2p1/1pqpP2R/6Q1/P7/1Pr2PPP/4R1K1 b - - 0 33", + "PGN": "1. e4 c6 2. Nc3 e6 3. Nf3 d5 4. d4 g6 5. Be2 Bg7 6. e5 Ne7 7. O-O O-O 8. Be3 b6 9. Qd2 Bb7 10. Bh6 Nd7 11. Rac1 c5 12. Bxg7 Kxg7 13. Na4 cxd4 14. Qxd4 Nf5 15. Qf4 a6 16. Bd3 b5 17. Bxf5 exf5 18. Nc3 Nc5 19. Rfd1 Ne4 20. Nxe4 fxe4 21. Ng5 Rc8 22. Nxe4 Qa5 23. Qf6+ Kg8 24. Nd6 Rc7 25. a3 Qb6 26. Rd3 Rc6 27. Rh3 Qc7 28. Qh4 h5 29. Qg5 Rxc2 30. Re1 Qc5 31. Qg3 Bc8 32. Rxh5 Bg4 33. Qxg4 *", + "Moves": "c5f2 g1h1 f2e1", + "MovesSAN": "Qxf2+ Kh1 Qxe1#", + "Themes": "fork mate mateIn2 middlegame short" + }, + { + "FEN": "8/pp3r1k/3Q3N/6K1/1P2P3/8/P4P2/2r4q w - - 3 44", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nf3 Bc5 6. Bc4 d6 7. O-O Nf6 8. Nc3 Bg4 9. h3 Bh5 10. g4 Nxg4 11. hxg4 Bxg4 12. Be2 Qf6 13. Nh2 Bh3 14. Bf3 Bxf1 15. Kxf1 Qh4 16. Ng4 h5 17. Ne3 Nd4 18. Bg2 Qh2 19. Ne2 Ne6 20. c3 h4 21. b4 Bxe3 22. Bxe3 h3 23. Bf3 Ke7 24. Ng3 g6 25. Ke2 Rac8 26. Qb3 f5 27. Rh1 Qxh1 28. Nxh1 f4 29. Bd2 Ng5 30. Qd5 Rc7 31. Bxf4 Nxf3 32. Kxf3 exf4 33. Kxf4 Rxc3 34. Qg5+ Kf7 35. Qd5+ Ke7 36. Qd4 Rf8+ 37. Kg5 Rc1 38. Ng3 h2 39. Qg7+ Rf7 40. Qxg6 h1=Q 41. Nf5+ Kf8 42. Qxd6+ Kg8 43. Nh6+ Kh7 *", + "Moves": "d6g6 h7h8 h6f7", + "MovesSAN": "Qg6+ Kh8 Nxf7#", + "Themes": "endgame fork master mate mateIn2 short" + }, + { + "FEN": "1k3b2/pppr1p2/8/4Q2p/PP5P/2P2qP1/5P2/5RK1 w - - 0 27", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. c3 Nf6 4. d3 d5 5. Bg5 dxe4 6. Bxf6 Qxf6 7. dxe4 Bg4 8. Be2 Bd6 9. Ng1 Bxe2 10. Qxe2 O-O-O 11. Nf3 g5 12. g3 g4 13. Nh4 Ne7 14. Nd2 Kb8 15. Qxg4 Bc5 16. Qe2 Ng6 17. Nf5 h5 18. h4 Qe6 19. a4 Rd7 20. b4 Rhd8 21. Rd1 Bf8 22. O-O Ne7 23. Nf3 Nxf5 24. Rxd7 Rxd7 25. exf5 Qxf5 26. Qxe5 Qxf3 *", + "Moves": "e5e8 d7d8 e8d8", + "MovesSAN": "Qe8+ Rd8 Qxd8#", + "Themes": "endgame fork mate mateIn2 short" + }, + { + "FEN": "8/ppB1n3/k1p1N3/8/3P1P2/2K5/PPP4r/8 w - - 6 30", + "PGN": "1. e4 h5 2. Nc3 e6 3. d4 g5 4. Bc4 g4 5. h3 gxh3 6. Rxh3 h4 7. Nf3 d5 8. exd5 exd5 9. Qe2+ Be7 10. Nxd5 Bxh3 11. gxh3 c6 12. Nxe7 Qxe7 13. Qxe7+ Nxe7 14. Bg5 Nd7 15. Bxh4 f6 16. O-O-O O-O-O 17. Be6 Kc7 18. Bxd7 Rxd7 19. Bxf6 Rxh3 20. Be5+ Kb6 21. Ng5 Rh5 22. Ne4 Rh3 23. f4 Nf5 24. Nc5 Rdh7 25. Ne6 Rh1 26. Rxh1 Rxh1+ 27. Kd2 Rh2+ 28. Kc3 Ne7 29. Bc7+ Ka6 *", + "Moves": "e6c5 a6b5 a2a4", + "MovesSAN": "Nc5+ Kb5 a4#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "1q1r3k/pp4pp/4R3/5pQ1/8/1P5P/P4PP1/6K1 b - - 2 26", + "PGN": "1. e4 d5 2. exd5 Nf6 3. c4 c6 4. dxc6 Nxc6 5. d3 e5 6. Nd2 Bc5 7. Ngf3 Ng4 8. Ne4 Bb6 9. c5 Bc7 10. b3 f5 11. Nd6+ Bxd6 12. cxd6 Qxd6 13. Bb2 O-O 14. Be2 Be6 15. h3 Nf6 16. O-O Rad8 17. Rc1 Qb8 18. Qc2 Nb4 19. Qb1 e4 20. Bxf6 exf3 21. Bxd8 fxe2 22. Rfe1 Rxd8 23. Rxe2 Nxd3 24. Rxe6 Nxc1 25. Qxc1 Kh8 26. Qg5 *", + "Moves": "d8d1 e6e1 d1e1", + "MovesSAN": "Rd1+ Re1 Rxe1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "8/pp4rk/4QR2/8/4p3/1P6/P5PK/4q3 b - - 4 37", + "PGN": "1. d4 d5 2. c4 Nf6 3. Nf3 c6 4. Nc3 Bf5 5. e3 e6 6. Be2 Be7 7. O-O O-O 8. Nh4 Bg6 9. Nxg6 fxg6 10. b3 Nbd7 11. f4 Ne4 12. Nxe4 dxe4 13. Bg4 Kf7 14. d5 cxd5 15. cxd5 Nc5 16. dxe6+ Nxe6 17. Qe2 Qb6 18. Bb2 Bf6 19. Rad1 Rfe8 20. Bxf6 gxf6 21. f5 gxf5 22. Bxf5 Ng5 23. Rd7+ Re7 24. Rfd1 Re8 25. h4 Ne6 26. Qh5+ Kf8 27. Qh6+ Ng7 28. Qxh7 Nxf5 29. Qxf5 Qxe3+ 30. Kh1 Qh6 31. Kg1 Qxh4 32. R1d6 Rxd7 33. Rxf6+ Kg8 34. Qg6+ Rg7 35. Qxe8+ Kh7 36. Qe6 Qe1+ 37. Kh2 *", + "Moves": "e1g3 h2g1 g3g2", + "MovesSAN": "Qg3+ Kg1 Qxg2#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "Q2r4/1Q6/1p6/1k6/8/4PpPp/5P1P/3r1RK1 b - - 0 48", + "PGN": "1. g3 e5 2. Bg2 Nf6 3. d4 e4 4. Nc3 d5 5. e3 Be6 6. Nge2 Nc6 7. Nf4 Bb4 8. O-O g5 9. Nxe6 fxe6 10. Na4 Qe7 11. c3 Bd6 12. b4 O-O-O 13. Nc5 b6 14. Na6 Kb7 15. b5 Na5 16. a4 h5 17. Bb2 h4 18. Qc1 h3 19. Bh1 g4 20. Ba3 Bxa3 21. Rxa3 Nc4 22. Ra1 Rdf8 23. Nb4 Nh7 24. Nc6 Qd6 25. Ne5 Nxe5 26. dxe5 Qxe5 27. a5 Ng5 28. c4 dxc4 29. Qxc4 Nf3+ 30. Bxf3 gxf3 31. Qc6+ Kb8 32. a6 Kc8 33. Qb7+ Kd7 34. Qc6+ Ke7 35. Qb7 Ra8 36. Rac1 Kf6 37. Rxc7 Qxb5 38. Rf7+ Ke5 39. Qc7+ Kd5 40. Rd7+ Qxd7 41. Qxd7+ Kc5 42. Qxe6 Rad8 43. Qxe4 Rhf8 44. Qb7 Kb5 45. Qxa7 Rd6 46. Qb7 Rfd8 47. a7 Rd1 48. a8=Q *", + "Moves": "d1f1 g1f1 d8d1", + "MovesSAN": "Rxf1+ Kxf1 Rd1#", + "Themes": "attraction endgame mate mateIn2 short" + }, + { + "FEN": "k6r/pp2R3/2p3pp/3p1N2/8/8/q5PP/4R1K1 w - - 0 32", + "PGN": "1. Nf3 Nc6 2. d4 d5 3. e3 Bf5 4. Be2 e6 5. O-O Bd6 6. Ne5 Nxe5 7. dxe5 Bxe5 8. f4 Bd6 9. Nc3 h6 10. Nb5 Bxf4 11. exf4 c6 12. Nd4 Qb6 13. c3 Nf6 14. Bf3 Be4 15. Bxe4 Nxe4 16. Be3 e5 17. fxe5 O-O-O 18. Rxf7 Qxb2 19. Qg4+ Kb8 20. Rff1 Qxc3 21. Qf4 Qd3 22. e6+ Kc8 23. e7 Rde8 24. Qf5+ Kb8 25. Rfe1 Rxe7 26. Bf4+ Ka8 27. Rad1 Qa3 28. Bd6 Nxd6 29. Rxe7 Nxf5 30. Nxf5 g6 31. Rde1 Qxa2 *", + "Moves": "e7e8 h8e8 e1e8", + "MovesSAN": "Re8+ Rxe8 Rxe8#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "5q1k/p2RQ1p1/1p5p/8/2P4P/1P6/1r4P1/4R1K1 b - - 1 34", + "PGN": "1. e4 e5 2. Bc4 Nf6 3. Nf3 Nc6 4. Nc3 b6 5. d3 Bb7 6. Bg5 Be7 7. O-O O-O 8. Nd2 h6 9. Bh4 Na5 10. Bb3 Nxb3 11. axb3 d5 12. exd5 Nxd5 13. Nxd5 Bxh4 14. Nc3 Qg5 15. Nf3 Bxf3 16. Qxf3 Qe7 17. Nd5 Qd6 18. c4 Rae8 19. Rfe1 Rd8 20. Rad1 f5 21. Qh5 Bg5 22. h4 Bf6 23. Qxf5 Qc5 24. Rf1 e4 25. Qxe4 c6 26. Nxf6+ Rxf6 27. d4 Qf8 28. d5 Re8 29. Qg4 cxd5 30. Rxd5 Re1 31. Rxe1 Rxf2 32. Qe6+ Kh8 33. Rd7 Rxb2 34. Qe7 *", + "Moves": "f8f2 g1h2 f2g2", + "MovesSAN": "Qf2+ Kh2 Qxg2#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "2r4k/R7/8/3Nr1pp/3R1p2/8/PP3PPP/5K2 b - - 0 34", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. d4 exd4 4. Qxd4 Qe7 5. Bd3 Nc6 6. Qc3 d6 7. Kf1 Be6 8. Ke2 g6 9. Re1 Bg7 10. Bb5 O-O 11. Bxc6 bxc6 12. Kf1 Nxe4 13. Qe3 d5 14. Nbd2 Nd6 15. Nd4 Ne4 16. Nxe4 dxe4 17. Nxc6 Qd6 18. Qxe4 Bd5 19. Ne7+ Kh8 20. Qxd5 Qxd5 21. Nxd5 Rac8 22. c3 f5 23. Bf4 c6 24. Nb4 h5 25. Re7 Bf6 26. Rxa7 g5 27. Be3 f4 28. Bd4 Bxd4 29. cxd4 c5 30. Nd5 cxd4 31. Rd1 Rfe8 32. Nf6 Re6 33. Nd5 Re5 34. Rxd4 *", + "Moves": "c8c1 d4d1 c1d1", + "MovesSAN": "Rc1+ Rd1 Rxd1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "2r3k1/pp4pp/6p1/6P1/3qN1R1/3Pn2P/PP6/3RKQ2 b - - 0 23", + "PGN": "1. e4 e5 2. c4 Nf6 3. Nc3 Nc6 4. d3 Bc5 5. h3 O-O 6. f4 d6 7. f5 Ne7 8. Nf3 c6 9. g4 d5 10. cxd5 cxd5 11. g5 Nh5 12. Nxe5 dxe4 13. Qxh5 Bxf5 14. Nxe4 Bg6 15. Nxg6 fxg6 16. Qe2 Bd4 17. Be3 Qb6 18. Bxd4 Qxd4 19. Rd1 Nf5 20. Rg1 Rac8 21. Rg2 Ne3 22. Rg4 Rxf1+ 23. Qxf1 *", + "Moves": "e3c2 e1d2 d4e3", + "MovesSAN": "Nc2+ Kd2 Qe3#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "5r1k/R5pp/p7/8/PP4Q1/5PqP/2r3P1/5RK1 b - - 2 43", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nf3 Nf6 4. c4 Qa5 5. Nc3 c6 6. a3 Bg4 7. b4 Qc7 8. d4 Nbd7 9. Be2 e6 10. O-O Bd6 11. h3 Bh5 12. c5 Be7 13. Qb3 O-O 14. Re1 Bg6 15. Be3 Rad8 16. Rad1 Ne4 17. Nxe4 Bxe4 18. Nd2 Bg6 19. Nf3 Nf6 20. Ne5 Be4 21. Qa4 a6 22. Rc1 Nd5 23. Bd2 f6 24. Ng4 f5 25. Ne5 f4 26. f3 Bf5 27. Qb3 Bf6 28. Bc4 Bxe5 29. Rxe5 Ne3 30. Bxe3 fxe3 31. Qxe3 Kh8 32. Bxe6 Bxe6 33. Rxe6 Qf7 34. Re7 Qg6 35. Rxb7 Rde8 36. Qc3 Rf6 37. Rf1 Ref8 38. Ra7 Qg3 39. d5 cxd5 40. c6 d4 41. Qxd4 Rxc6 42. a4 Rc2 43. Qg4 *", + "Moves": "c2g2 g1h1 g2h2", + "MovesSAN": "Rxg2+ Kh1 Rh2#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r5rk/pp1n1p1p/2qp4/4pQR1/2Pp4/1P1P4/PB4RP/7K w - - 5 29", + "PGN": "1. c4 c5 2. Nc3 Nc6 3. e4 Nf6 4. Nf3 g6 5. e5 Nh5 6. b3 Bg7 7. Bb2 Nxe5 8. Nxe5 Bxe5 9. Rb1 d6 10. Be2 Nf6 11. O-O O-O 12. f4 Bd4+ 13. Kh1 Bf5 14. d3 Nd7 15. Bf3 Qc7 16. Nb5 Qb6 17. Nxd4 cxd4 18. Qe2 e5 19. g4 Be6 20. f5 gxf5 21. gxf5 Bxf5 22. Rg1+ Kh8 23. Rg5 Bg6 24. Rbg1 Rg8 25. Be4 Bxe4+ 26. Qxe4 Nf6 27. Qf5 Qc6+ 28. R1g2 Nd7 *", + "Moves": "f5h7 h8h7 g5h5", + "MovesSAN": "Qxh7+ Kxh7 Rh5#", + "Themes": "attraction kingsideAttack mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "5rk1/p3Qpbp/1q2p1p1/4P3/8/1P3N2/P1r2PPP/R1R3K1 b - - 1 19", + "PGN": "1. e4 e6 2. d4 d5 3. e5 c5 4. Nf3 Nc6 5. Bb5 Qb6 6. Bxc6+ bxc6 7. O-O cxd4 8. Nxd4 c5 9. Nf3 Ne7 10. Nc3 Bd7 11. Be3 d4 12. Bxd4 cxd4 13. Nxd4 g6 14. Re1 Bg7 15. Nf3 O-O 16. b3 Rac8 17. Qxd7 Rxc3 18. Qxe7 Rxc2 19. Rec1 *", + "Moves": "b6f2 g1h1 f2g2", + "MovesSAN": "Qxf2+ Kh1 Qxg2#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "2Q5/3P2p1/7k/5pp1/p7/P1P4K/1P5P/6r1 b - - 2 49", + "PGN": "1. d4 a5 2. Bf4 a4 3. e3 e6 4. Bc4 Nf6 5. a3 d5 6. Bd3 c5 7. c3 c4 8. Bc2 Bd7 9. Nf3 Be7 10. Ne5 O-O 11. Nd2 Bb5 12. O-O Nbd7 13. Ndf3 Nh5 14. Nxd7 Bxd7 15. Ne5 Nxf4 16. exf4 b5 17. Qh5 f5 18. Rfe1 Rf6 19. Re3 Rh6 20. Qf3 Be8 21. Qe2 Bh5 22. Qd2 Bd6 23. g3 Bxe5 24. Rxe5 Bf3 25. Rae1 Qd7 26. R1e3 Bg4 27. f3 Bh3 28. Qe2 Re8 29. g4 fxg4 30. fxg4 Rh4 31. Rg3 Qf7 32. Qe3 Bxg4 33. Qf2 Bf5 34. Bxf5 exf5 35. Qe3 Rf8 36. Rxd5 Qxd5 37. Qf2 Rh6 38. Qg2 Rg6 39. Qxd5+ Kh8 40. Rxg6 hxg6 41. Qxb5 Re8 42. Kf2 Re4 43. Qxc4 Rxf4+ 44. Kg3 Rg4+ 45. Kh3 Rg1 46. d5 g5 47. d6 Kh7 48. d7 Kh6 49. Qc8 *", + "Moves": "g5g4 h3h4 g7g5", + "MovesSAN": "g4+ Kh4 g5#", + "Themes": "endgame mate mateIn2 queenRookEndgame short" + }, + { + "FEN": "3r2k1/5p1p/p5p1/1p1pR3/2rQ4/P4PnP/1Pq3P1/4R1K1 w - - 5 33", + "PGN": "1. e4 d5 2. exd5 Nf6 3. Nc3 Nxd5 4. d4 c6 5. Nf3 Bg4 6. Bd3 e6 7. O-O Bd6 8. Ne4 Bc7 9. Bg5 Qd7 10. c4 Nf4 11. d5 O-O 12. Bc2 exd5 13. cxd5 cxd5 14. Ng3 Nc6 15. h3 Bxf3 16. Qxf3 Ne6 17. Qf5 g6 18. Qf6 Be5 19. Qf3 Nxg5 20. Qd3 Bxg3 21. Qxg3 Ne4 22. Qd3 Nb4 23. Qe2 Nxc2 24. Qxc2 Rac8 25. Qd3 a6 26. Rad1 Rfd8 27. Rfe1 Qe6 28. a3 b5 29. Qd4 Qf5 30. f3 Ng3 31. Re5 Qc2 32. Rde1 Rc4 *", + "Moves": "e5e8 d8e8 e1e8", + "MovesSAN": "Re8+ Rxe8 Rxe8#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "1k4r1/pp6/5Q2/4n3/1P6/5N2/5PPP/3rR1K1 b - - 2 28", + "PGN": "1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Nf3 Nd7 7. Bd3 Bxd3 8. Qxd3 Ngf6 9. O-O e6 10. Bg5 h6 11. Bd2 Qc7 12. Rfe1 Bd6 13. a3 O-O-O 14. b4 e5 15. dxe5 Nxe5 16. Qf5+ Ned7 17. Bc3 Kb8 18. Ne4 Nxe4 19. Rxe4 f6 20. Qg6 c5 21. Qxg7 cxb4 22. Bxb4 Bxb4 23. axb4 Qxc2 24. Rae1 Rhg8 25. Qxh6 Ne5 26. Qxf6 Qxe4 27. Rxe4 Rd1+ 28. Re1 *", + "Moves": "e5f3 g1f1 d1e1", + "MovesSAN": "Nxf3+ Kf1 Rxe1#", + "Themes": "endgame mate mateIn2 pin short" + }, + { + "FEN": "r4rk1/ppp3p1/5pb1/8/4p2R/8/PPP1B3/1K5R w - - 0 25", + "PGN": "1. e4 Nf6 2. Nc3 e5 3. Nf3 Nc6 4. d4 Bb4 5. Bg5 h6 6. Bxf6 Qxf6 7. dxe5 Nxe5 8. Nxe5 Qxe5 9. Qd2 Bxc3 10. Qxc3 Qxe4+ 11. Be2 O-O 12. Qd3 Qxg2 13. O-O-O Qxf2 14. Rdf1 Qh4 15. Rhg1 Qxh2 16. Rh1 Qe5 17. Rfg1 Qf4+ 18. Kb1 d6 19. Qc3 Qe5 20. Qxe5 dxe5 21. Rxh6 Bf5 22. Rh5 Bg6 23. Rh4 e4 24. Rgh1 f6 *", + "Moves": "e2c4 g6f7 h4h8", + "MovesSAN": "Bc4+ Bf7 Rh8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r1bq3k/pp2r1np/6p1/2pPn3/2P1PQ2/1PN3PB/P6P/R4RK1 w - - 5 24", + "PGN": "1. Nf3 Nf6 2. c4 g6 3. d4 Bg7 4. g3 d6 5. Bg2 c6 6. Nc3 Be6 7. b3 Na6 8. O-O Bf5 9. Nh4 Bd7 10. Bg5 Nc7 11. Qd2 Ne6 12. Bh6 O-O 13. Bxg7 Nxg7 14. e4 Bc8 15. f4 e5 16. fxe5 dxe5 17. d5 c5 18. Nf3 Re8 19. Nxe5 Rxe5 20. Qf4 Nd7 21. Qxf7+ Kh8 22. Bh3 Re7 23. Qf4 Ne5 *", + "Moves": "f4f8 d8f8 f1f8", + "MovesSAN": "Qf8+ Qxf8 Rxf8#", + "Themes": "backRankMate mate mateIn2 middlegame short" + }, + { + "FEN": "6k1/2r3p1/p5Nb/5P1p/8/6P1/P1p1R1KP/8 w - - 0 39", + "PGN": "1. e4 e5 2. Nf3 c5 3. Bc4 Nc6 4. O-O Be7 5. c3 Nf6 6. Qc2 d6 7. d3 Ng4 8. Be3 h5 9. Nbd2 Be6 10. Bb5 Qc7 11. d4 a6 12. Bxc6+ bxc6 13. Ng5 Nxe3 14. Nxe6 Nxc2 15. Nxc7+ Kd7 16. Rac1 Ra7 17. Rxc2 Rxc7 18. f4 cxd4 19. cxd4 exd4 20. e5 d5 21. f5 c5 22. b3 Bg5 23. Nf3 Be3+ 24. Kh1 c4 25. bxc4 dxc4 26. Nxd4 Ke7 27. Nf3 Rd8 28. g3 f6 29. Re1 Bh6 30. exf6+ Kxf6 31. Nh4 Bg5 32. Re6+ Kf7 33. Nf3 Bh6 34. Ne5+ Kg8 35. Kg2 c3 36. Ng6 Rd2+ 37. Re2 Rxe2+ 38. Rxe2 c2 *", + "Moves": "e2e8 g8f7 e8f8", + "MovesSAN": "Re8+ Kf7 Rf8#", + "Themes": "endgame hookMate mate mateIn2 short" + }, + { + "FEN": "6k1/5bpp/2p5/8/p1q5/P2Q1P2/6KP/4B3 w - - 0 32", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Nxc6 bxc6 6. Nc3 d6 7. Qf3 Ne7 8. Be3 Bb6 9. Bc4 O-O 10. O-O Ng6 11. Bd3 Ne5 12. Qe2 Nxd3 13. Qxd3 Be6 14. Na4 f5 15. Nxb6 cxb6 16. a3 f4 17. Bd4 d5 18. exd5 Bxd5 19. f3 b5 20. b3 Qg5 21. Bc5 Rfe8 22. Rae1 a5 23. c4 bxc4 24. bxc4 Bf7 25. Bf2 a4 26. g3 fxg3 27. Bxg3 Qa5 28. Kg2 Qa6 29. Rxe8+ Rxe8 30. Re1 Rxe1 31. Bxe1 Qxc4 *", + "Moves": "d3d8 f7e8 d8e8", + "MovesSAN": "Qd8+ Be8 Qxe8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "1r4k1/4Q3/4p1p1/3p2Pp/3q1P1P/8/1P6/KR5R b - - 1 39", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nxd4 5. Qxd4 Nf6 6. Be3 b6 7. Nc3 Bc5 8. Qd3 Bxe3 9. Qxe3 d6 10. f3 a6 11. O-O-O O-O 12. g4 h6 13. Bd3 c5 14. Nd5 Be6 15. Nxf6+ Qxf6 16. Kb1 b5 17. h4 Qe7 18. g5 h5 19. e5 d5 20. c3 g6 21. f4 Rfd8 22. Qf2 Qd7 23. Qxc5 Rdc8 24. Qf2 Bf5 25. Bxf5 Qxf5+ 26. Ka1 Qe6 27. Rhf1 Qf5 28. Qd4 Rd8 29. a3 a5 30. Qc5 b4 31. cxb4 axb4 32. Qxb4 Qh3 33. Rh1 Qe3 34. Rde1 Qf2 35. Qe7 Rdb8 36. Rb1 Qd4 37. e6 Rxa3+ 38. Qxa3 fxe6 39. Qe7 *", + "Moves": "b8a8 e7a3 a8a3", + "MovesSAN": "Ra8+ Qa3 Rxa3#", + "Themes": "endgame mate mateIn2 pin short" + }, + { + "FEN": "7r/5p1P/1p2p3/7R/3p1P2/p1kP4/2P5/3K4 w - - 0 46", + "PGN": "1. e4 e6 2. Nf3 d5 3. Nc3 d4 4. Ne2 c5 5. Ng3 Nf6 6. Bb5+ Bd7 7. Bxd7+ Qxd7 8. d3 Nc6 9. O-O Be7 10. e5 Nd5 11. Ne4 h6 12. a3 O-O 13. Bd2 Qc7 14. Re1 Rfd8 15. Qc1 Bf8 16. Nd6 Bxd6 17. exd6 Qxd6 18. Bxh6 gxh6 19. Qxh6 Qf8 20. Qh4 Qg7 21. Re4 Nf6 22. Rf4 Ne7 23. Qxf6 Qxf6 24. Rxf6 Nf5 25. g4 Kg7 26. g5 Rh8 27. Re1 Rh5 28. b4 cxb4 29. axb4 Rxg5+ 30. Nxg5 Kxf6 31. Ne4+ Ke7 32. Ng3 Nd6 33. Ne4 Rc8 34. Nxd6 Kxd6 35. Re2 Rc3 36. f4 Kc6 37. h4 Kb5 38. h5 Kxb4 39. h6 Rc8 40. h7 Rh8 41. Rh2 a5 42. Kf2 Kc3 43. Ke1 a4 44. Kd1 a3 45. Rh5 b6 *", + "Moves": "h5b5 a3a2 b5b3", + "MovesSAN": "Rb5 a2 Rb3#", + "Themes": "endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "2kr4/Q1n3pp/5p2/4p3/4P3/4B3/1qP2PPP/2R3K1 b - - 2 25", + "PGN": "1. e4 e5 2. Nf3 d6 3. d4 Bg4 4. dxe5 Bxf3 5. Qxf3 dxe5 6. Qb3 b6 7. Nc3 c6 8. Bc4 Qe7 9. Nb5 cxb5 10. Bd5 Na6 11. Qxb5+ Kd8 12. Bxa8 Nc7 13. Qd3+ Kc8 14. Bc6 Nf6 15. Bg5 Qb4+ 16. Qc3 Qd6 17. Rd1 Qe6 18. Bd5 Nxd5 19. Rxd5 Bc5 20. Rxc5 bxc5 21. Qxc5 Qxa2 22. O-O f6 23. Be3 Qxb2 24. Qxa7 Rd8 25. Rc1 *", + "Moves": "b2c1 e3c1 d8d1", + "MovesSAN": "Qxc1+ Bxc1 Rd1#", + "Themes": "backRankMate endgame mate mateIn2 sacrifice short" + }, + { + "FEN": "4r3/pp3ppk/2p4p/8/2P5/3nrPN1/PP1R2PP/3R1K2 b - - 5 24", + "PGN": "1. e4 c6 2. d3 d5 3. Nd2 e5 4. Ngf3 Bd6 5. d4 exd4 6. Bd3 dxe4 7. Nxe4 Nf6 8. Nxd6+ Qxd6 9. O-O O-O 10. Nxd4 Bg4 11. Be2 Bxe2 12. Nxe2 Qxd1 13. Rxd1 Re8 14. Bg5 Nbd7 15. Kf1 h6 16. Bd2 Nc5 17. f3 Nd5 18. Kf2 Re7 19. c4 Nd3+ 20. Kf1 Ne3+ 21. Bxe3 Rxe3 22. Rd2 Rae8 23. Rad1 Kh7 24. Ng3 *", + "Moves": "e3e1 d1e1 e8e1", + "MovesSAN": "Re1+ Rxe1 Rxe1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r4rk1/1b5p/p4qp1/1p2N3/8/PP6/3QBPPP/2R1R1K1 b - - 0 30", + "PGN": "1. e4 g6 2. d4 Bg7 3. Nf3 c5 4. c3 cxd4 5. cxd4 Qb6 6. Nc3 Nc6 7. Nd5 Qd8 8. Bc4 Nf6 9. Nc3 O-O 10. O-O a6 11. e5 Ne8 12. Bg5 d6 13. exd6 Qxd6 14. Ne4 Qb4 15. b3 e6 16. a3 Qb6 17. Be3 Qc7 18. Qd2 b5 19. Be2 Qb7 20. Nc5 Qe7 21. Rac1 Bb7 22. Bg5 f6 23. Bf4 e5 24. dxe5 fxe5 25. Bg5 Nf6 26. Rfe1 e4 27. Nxe4 Ne5 28. Nxf6+ Bxf6 29. Bxf6 Qxf6 30. Nxe5 *", + "Moves": "f6f2 g1h1 f2g2", + "MovesSAN": "Qxf2+ Kh1 Qxg2#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "2k5/ppp1np1r/2p2B1p/2b5/4P3/2N2P2/PPP1KP1q/3R2R1 w - - 5 17", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 h6 4. Bxc6 dxc6 5. Nc3 Bg4 6. h3 Bxf3 7. gxf3 Qg5 8. d4 Qg2 9. Ke2 O-O-O 10. Be3 exd4 11. Bxd4 Bc5 12. Rg1 Qxh3 13. Bxg7 Rxd1 14. Raxd1 Rh7 15. Be5 Ne7 16. Bf6 Qh2 *", + "Moves": "g1g8 e7g8 d1d8", + "MovesSAN": "Rg8+ Nxg8 Rd8#", + "Themes": "mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "4Q3/kp6/4n3/pP6/3p1b2/P2Pq3/2K5/1R6 w - - 11 44", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Nc3 Bb4 4. Bc4 d6 5. d3 Qe7 6. Ng5 Be6 7. Bxe6 fxe6 8. O-O O-O-O 9. a3 Ba5 10. b4 Bb6 11. Qe2 d5 12. exd5 exd5 13. Nf3 d4 14. Bg5 Nf6 15. Nd5 Rxd5 16. Bxf6 Qxf6 17. Rfe1 a5 18. h3 h5 19. Qd2 Rg8 20. Re2 g5 21. c4 Rd7 22. b5 Nd8 23. Nxe5 g4 24. Nxd7 Kxd7 25. h4 Qxh4 26. g3 Qh3 27. Rae1 Rg7 28. Qf4 Kc8 29. Qf6 Rf7 30. Qg6 h4 31. Re8 c6 32. Rh8 Rxf2 33. Kxf2 hxg3+ 34. Ke2 Qxh8 35. Qxg4+ Kb8 36. Qxg3+ Bc7 37. Qf3 cxb5 38. cxb5 Ne6 39. Rb1 Qh2+ 40. Kd1 Qg1+ 41. Kc2 Qe3 42. Qh5 Bf4 43. Qe8+ Ka7 *", + "Moves": "b5b6 a7a6 e8a8", + "MovesSAN": "b6+ Ka6 Qa8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r6k/5Qp1/1p1qp1p1/1P1n4/r7/PR6/5PPP/5RK1 w - - 0 30", + "PGN": "1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Qb6 5. Nf3 Nc6 6. a3 a5 7. Be2 Nge7 8. dxc5 Qc7 9. Bf4 Ng6 10. Bg3 Bxc5 11. Nbd2 Ngxe5 12. Nxe5 Nxe5 13. b4 Bd6 14. Bb5+ Bd7 15. Bxd7+ Nxd7 16. Bxd6 Qxd6 17. O-O O-O 18. c4 dxc4 19. Nxc4 Qe7 20. Nxa5 Nf6 21. Qf3 Nd5 22. Rad1 b6 23. Nc6 Qb7 24. b5 Ra4 25. Rb1 Rfa8 26. Rb3 Qd7 27. Ne5 Qd6 28. Qxf7+ Kh8 29. Ng6+ hxg6 *", + "Moves": "b3h3 a4h4 h3h4", + "MovesSAN": "Rh3+ Rh4 Rxh4#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "r2r1bk1/2p2pp1/2p5/p2ppNQ1/P1q1P3/2B2P1P/3K4/6RR w - - 0 26", + "PGN": "1. b3 e5 2. Bb2 Nc6 3. e4 Nf6 4. Bb5 d6 5. Bxc6+ bxc6 6. d3 Be7 7. Nf3 O-O 8. Nbd2 Re8 9. Qe2 Bf8 10. O-O-O a5 11. a4 Be6 12. Nc4 h6 13. Bc3 Bxc4 14. dxc4 Qb8 15. h3 Nd7 16. Qd2 Qb6 17. Nh4 Nc5 18. f3 Red8 19. Nf5 Kh8 20. g4 Kg8 21. g5 hxg5 22. Qxg5 Nxb3+ 23. cxb3 Qxb3 24. Kd2 Qxc4 25. Rdg1 d5 *", + "Moves": "f5e7 f8e7 g5g7", + "MovesSAN": "Ne7+ Bxe7 Qxg7#", + "Themes": "deflection kingsideAttack mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "3Rb1k1/2R5/6p1/1pB2p1p/6nP/4P2N/r4PP1/6K1 b - - 5 36", + "PGN": "1. b4 g6 2. Bb2 f6 3. a3 Bg7 4. c4 c6 5. Nc3 e5 6. e3 Ne7 7. h4 h5 8. d4 exd4 9. Qxd4 O-O 10. Bd3 f5 11. Qd6 Rf6 12. Qf4 Re6 13. Nf3 d5 14. O-O Kh7 15. Rab1 dxc4 16. Bxc4 Rd6 17. Ng5+ Kh8 18. Nf7+ Kh7 19. Nxd8 Rxd8 20. Ne2 b5 21. Bxg7 bxc4 22. Bf6 Nd5 23. Bxd8 Nxf4 24. Nxf4 Bd7 25. Rfd1 Be8 26. Rbc1 Nd7 27. Bg5 Ne5 28. Bf6 Ng4 29. Bd4 a5 30. Rxc4 axb4 31. axb4 Ra2 32. Nh3 Ra3 33. b5 cxb5 34. Rc7+ Kg8 35. Bc5 Ra2 36. Rd8 *", + "Moves": "a2a1 d8d1 a1d1", + "MovesSAN": "Ra1+ Rd1 Rxd1#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "1Q6/5kp1/p7/4pp2/4b2P/P5P1/1P1r1P2/6K1 b - - 1 40", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. c3 dxc3 5. Nxc3 d6 6. Bc4 e6 7. Bf4 Be7 8. Qe2 a6 9. Rd1 Qc7 10. O-O b5 11. Bb3 Bb7 12. a3 Rd8 13. Rfe1 Na5 14. Ba2 Nc4 15. Rc1 Qb6 16. Bxc4 bxc4 17. Qxc4 Nf6 18. Na4 Qa5 19. Bd2 Qh5 20. Qc7 Bxe4 21. Nd4 O-O 22. Qxe7 Qg6 23. g3 Nd5 24. Qh4 f5 25. Nc3 e5 26. Nxd5 Bxd5 27. Nf3 Bxf3 28. Re3 Be4 29. Rec3 d5 30. Rc7 d4 31. Bg5 Rde8 32. Ra7 d3 33. Rcc7 Rf7 34. Rxf7 Qxf7 35. Rxf7 Kxf7 36. Qxh7 Rc8 37. h4 Rc2 38. Qh8 d2 39. Bxd2 Rxd2 40. Qb8 *", + "Moves": "d2d1 g1h2 d1h1", + "MovesSAN": "Rd1+ Kh2 Rh1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "8/7R/2B5/p1P5/Pp6/1k3n2/1r4rP/2R4K b - - 0 46", + "PGN": "1. d4 c6 2. c3 d5 3. Bg5 Bf5 4. e3 h6 5. Bh4 Qd7 6. Bd3 Nf6 7. Bxf6 exf6 8. Ne2 Bd6 9. Qc2 Be6 10. Nd2 b5 11. a4 b4 12. c4 a5 13. c5 Be7 14. O-O f5 15. Nf3 Bf6 16. Nf4 g5 17. Nh5 Qe7 18. Nxf6+ Qxf6 19. Ne5 O-O 20. f3 Kg7 21. e4 dxe4 22. fxe4 f4 23. g3 Rg8 24. Kg2 h5 25. Qf2 Kf8 26. Kh1 Qh6 27. gxf4 gxf4 28. Qxf4 Qxf4 29. Rxf4 Rg5 30. Raf1 Ke7 31. Nf3 Rg7 32. Nh4 Nd7 33. Nf5+ Bxf5 34. Rxf5 f6 35. Rxh5 Rag8 36. Rh3 Rg2 37. Re3 Rxb2 38. e5 fxe5 39. dxe5 Rgg2 40. Rh3 Nxe5 41. Rh7+ Ke6 42. Bf5+ Kd5 43. Bc8 Kc4 44. Rc1+ Kb3 45. Bb7 Nf3 46. Bxc6 *", + "Moves": "g2h2 h7h2 b2h2", + "MovesSAN": "Rxh2+ Rxh2 Rxh2#", + "Themes": "arabianMate endgame mate mateIn2 short" + }, + { + "FEN": "6k1/p1p2R1p/6p1/4r3/2p3Q1/2Pr4/6PP/7K b - - 0 32", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nc3 Bb4 6. Nxc6 bxc6 7. Bd2 O-O 8. Bd3 d5 9. O-O Bxc3 10. Bxc3 dxe4 11. Bc4 Nd5 12. Qh5 Nxc3 13. bxc3 Qf6 14. f3 Be6 15. fxe4 Qxc3 16. Bd3 Qd4+ 17. Kh1 g6 18. Qh4 c5 19. Rad1 Qg7 20. Rf3 c4 21. Be2 Rad8 22. Rdf1 Rd4 23. c3 Rd2 24. Qe1 Rxa2 25. Rf6 Ra6 26. e5 Ra5 27. Bf3 Rd8 28. Qe2 Rd3 29. Bg4 Bxg4 30. Qxg4 Rxe5 31. Rxf7 Qxf7 32. Rxf7 *", + "Moves": "e5e1 f7f1 e1f1", + "MovesSAN": "Re1+ Rf1 Rxf1#", + "Themes": "backRankMate endgame mate mateIn2 queenRookEndgame short" + }, + { + "FEN": "r1bq1rk1/pp5p/2p2n1B/2bp1p1Q/3p4/3B4/PPP2PPP/4RRK1 w - - 4 17", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bc4 Bc5 5. O-O O-O 6. d4 Nxd4 7. Nxd4 exd4 8. Nd5 Nxe4 9. Qf3 Nd6 10. Bd3 c6 11. Nf4 Ne8 12. Nh5 d5 13. Nxg7 Kxg7 14. Qh5 f5 15. Bh6+ Kg8 16. Rae1 Nf6 *", + "Moves": "h5g5 g8f7 g5g7", + "MovesSAN": "Qg5+ Kf7 Qg7#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "6k1/1p3ppp/4p3/q4b2/1p6/1P1pN2P/P4PP1/2R3K1 w - - 0 24", + "PGN": "1. d4 d5 2. e3 Nf6 3. c4 Bf5 4. cxd5 Nxd5 5. Bc4 e6 6. h3 Bb4+ 7. Bd2 O-O 8. Nf3 a5 9. O-O c6 10. Bxd5 cxd5 11. Bxb4 axb4 12. b3 Nd7 13. Nbd2 Qf6 14. e4 dxe4 15. Ne5 Nxe5 16. dxe5 Qxe5 17. Nc4 Qc7 18. Ne3 Rfd8 19. Qe2 Rd3 20. Rfd1 Rad8 21. Rac1 Qa5 22. Rxd3 Rxd3 23. Qxd3 exd3 *", + "Moves": "c1c8 a5d8 c8d8", + "MovesSAN": "Rc8+ Qd8 Rxd8#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "5r1k/6p1/3P3p/p3qB2/4Pn2/1P5P/2Q4R/7K b - - 6 46", + "PGN": "1. c4 e6 2. Nc3 d5 3. cxd5 exd5 4. g3 Nf6 5. Bg2 Bd6 6. Nxd5 O-O 7. Nxf6+ Qxf6 8. Nf3 Nc6 9. Rb1 Bg4 10. b3 Rae8 11. Bb2 Qe6 12. e3 h6 13. h3 Bf5 14. Rc1 Bd3 15. Rc3 Qe4 16. Rxd3 Qxd3 17. Qe2 Qb1+ 18. Qd1 Qxb2 19. O-O Qxa2 20. d4 Qa5 21. Nd2 Ne7 22. Nc4 Qg5 23. Bxb7 Bxg3 24. fxg3 Qxg3+ 25. Bg2 Nd5 26. Rf3 Qg6 27. Ne5 Qg5 28. Qd3 Rd8 29. Kh2 f6 30. Rg3 Qh4 31. Ng6 Qh5 32. Nxf8 Rxf8 33. Bf3 Qf7 34. Be4 Nb4 35. Qb5 Qe7 36. Bg6 a6 37. Qc4+ Kh8 38. e4 f5 39. Bxf5 a5 40. d5 Qf6 41. Qxc7 Qb2+ 42. Rg2 Qf6 43. d6 Qe5+ 44. Kh1 Nd3 45. Qc2 Nf4 46. Rh2 *", + "Moves": "e5a1 c2b1 a1b1", + "MovesSAN": "Qa1+ Qb1 Qxb1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "4Qbk1/2p2p1p/3p3p/p1p2N2/4P3/2P2PP1/P2q3r/1R4K1 w - - 4 24", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 d6 5. Nxc6 bxc6 6. Nc3 Qf6 7. Bd3 a5 8. O-O Ba6 9. Bxa6 Rxa6 10. Ne2 Nh6 11. Ng3 Be7 12. Qd3 Rb6 13. c3 O-O 14. Be3 c5 15. f3 Rxb2 16. Rfb1 Rfb8 17. Rxb2 Rxb2 18. Bxh6 gxh6 19. Nf5 Qg5 20. g3 Rd2 21. Qb5 Rxh2 22. Qe8+ Bf8 23. Rb1 Qd2 *", + "Moves": "e8f8 g8f8 b1b8", + "MovesSAN": "Qxf8+ Kxf8 Rb8#", + "Themes": "attraction endgame kingsideAttack mate mateIn2 sacrifice short" + }, + { + "FEN": "r4r1k/bpp1n2p/p3B1p1/P7/5B2/2P5/1P3PPP/5RK1 w - - 0 25", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. O-O Bc5 5. c3 d6 6. d4 Bb6 7. a4 a6 8. dxe5 Nxe5 9. Nxe5 dxe5 10. Qxd8+ Kxd8 11. Nd2 Bd7 12. Nf3 Nxe4 13. Nxe5 Nd6 14. Bxf7 Rf8 15. Bh5 g6 16. Nxd7 Kxd7 17. Bg4+ Kd8 18. a5 Ba7 19. Bg5+ Ke8 20. Rae1+ Kf7 21. Re7+ Kg8 22. Be6+ Kh8 23. Bh6 Nf5 24. Bf4 Nxe7 *", + "Moves": "f4e5 f8f6 e5f6", + "MovesSAN": "Be5+ Rf6 Bxf6#", + "Themes": "doubleBishopMate kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "1b4k1/5ppp/2p4n/p3r1Q1/8/8/P1P3PP/6K1 w - - 0 28", + "PGN": "1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. exd6 exd6 5. f3 Be7 6. Ne2 O-O 7. Nbc3 Nxc3 8. Nxc3 Nc6 9. Be2 Bf6 10. Be3 Re8 11. Bf2 Bf5 12. O-O d5 13. Bd3 Nxd4 14. Bxf5 Nxf5 15. Nxd5 Bxb2 16. Rb1 Be5 17. Rxb7 a5 18. f4 Bd6 19. Qg4 Nh6 20. Qh5 c6 21. Nb6 Bxf4 22. Nxa8 Qxa8 23. Rfb1 Bd6 24. Be3 Rxe3 25. Qg5 Re5 26. Rb8+ Qxb8 27. Rxb8+ Bxb8 *", + "Moves": "g5d8 e5e8 d8e8", + "MovesSAN": "Qd8+ Re8 Qxe8#", + "Themes": "endgame fork mate mateIn2 short" + }, + { + "FEN": "6k1/pp3p1p/2p1q1p1/7P/P1P5/2BB3b/1P1Q1P2/6K1 b - - 2 27", + "PGN": "1. e4 e5 2. Nf3 d6 3. d4 exd4 4. Nxd4 Nf6 5. Bd3 g6 6. O-O Bg7 7. Bg5 O-O 8. Qd2 Re8 9. Nf3 Nc6 10. Nc3 Be6 11. Rfe1 Qd7 12. e5 dxe5 13. Nxe5 Nxe5 14. Rxe5 Nh5 15. Re3 Bf5 16. Rae1 Re6 17. Rxe6 Bxe6 18. h3 Re8 19. a4 c6 20. Ne4 Qd5 21. g4 Bd4 22. gxh5 Bxh3 23. c4 Qd7 24. Nf6+ Bxf6 25. Rxe8+ Qxe8 26. Bxf6 Qe6 27. Bc3 *", + "Moves": "e6g4 g1h2 g4g2", + "MovesSAN": "Qg4+ Kh2 Qg2#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "4k3/R6R/1r1pN1p1/3P4/4PPn1/8/1r2N1PP/6K1 b - - 0 36", + "PGN": "1. d4 Nf6 2. Bf4 g6 3. Nc3 Bg7 4. e4 d6 5. Qd2 a6 6. Nf3 b5 7. a3 Bb7 8. Bd3 Nbd7 9. O-O c5 10. d5 O-O 11. Rfe1 Qb6 12. Bh6 b4 13. Bxg7 Kxg7 14. axb4 cxb4 15. Na4 Qc7 16. Qxb4 a5 17. Qc3 Rfc8 18. Qxc7 Rxc7 19. Nc3 Ne8 20. Ra3 Rc5 21. Rea1 Ba6 22. Bxa6 Rxa6 23. Nd4 Rb6 24. Nb3 Rc4 25. Rxa5 Nef6 26. f3 Ne5 27. Ra7 Nh5 28. Rxe7 Nf4 29. Raa7 Ne2+ 30. Nxe2 Rxc2 31. Nbd4 Rcxb2 32. f4 Ng4 33. Rxf7+ Kg8 34. Rg7+ Kf8 35. Ne6+ Ke8 36. Rxh7 *", + "Moves": "b2b1 e2c1 b1c1", + "MovesSAN": "Rb1+ Nc1 Rxc1#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "2r3k1/pp2qp2/2pR4/2P4P/1P5p/4Pp2/P1Q2P2/5RK1 b - - 0 28", + "PGN": "1. d4 d6 2. c4 e5 3. dxe5 dxe5 4. Qc2 Nf6 5. Nc3 c6 6. Bg5 Be7 7. e3 O-O 8. Nf3 Qc7 9. Bd3 Nbd7 10. Ne4 h6 11. Bh4 Nxe4 12. Bxe7 Re8 13. Bxe4 Rxe7 14. O-O Nc5 15. Bf5 e4 16. Nd4 Re5 17. Bxc8 Rxc8 18. Ne2 h5 19. b4 Ne6 20. Rad1 h4 21. h3 Ng5 22. c5 Nf3+ 23. gxf3 exf3 24. Nf4 g5 25. Nh5 Qe7 26. Rd6 g4 27. hxg4 Rxh5 28. gxh5 *", + "Moves": "e7g5 g1h1 g5g2", + "MovesSAN": "Qg5+ Kh1 Qg2#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r3Qbk1/1b1pR2p/p1q3r1/1p3p2/8/2N3P1/PPP2P1P/R5K1 w - - 4 23", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 e6 6. Be2 Qc7 7. O-O Bc5 8. Be3 Nf6 9. Nxc6 Qxc6 10. e5 Bxe3 11. exf6 Bh6 12. Qd4 O-O 13. Bd3 gxf6 14. Qxf6 Bg7 15. Qh4 f5 16. Rfe1 Rf6 17. Re3 Rh6 18. Qe7 Rg6 19. g3 b5 20. Bxf5 exf5 21. Qe8+ Bf8 22. Re7 Bb7 *", + "Moves": "e8f7 g8h8 f7h7", + "MovesSAN": "Qf7+ Kh8 Qxh7#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "r4Nk1/pbp1qpp1/1p2p2p/7n/2BP4/2P5/PPQ2PP1/1K1R4 w - - 0 21", + "PGN": "1. d4 d5 2. Nc3 Nf6 3. Bg5 e6 4. e4 dxe4 5. Nxe4 Be7 6. Bxf6 Bxf6 7. Nf3 O-O 8. c3 b6 9. Bc4 Bb7 10. Qe2 Nd7 11. O-O-O Be7 12. h4 Nf6 13. Neg5 h6 14. Ne5 Nd5 15. Kb1 Bxg5 16. hxg5 Qxg5 17. Rh5 Qf6 18. Nd7 Qe7 19. Nxf8 Nf4 20. Qc2 Nxh5 *", + "Moves": "c2h7 g8f8 h7h8", + "MovesSAN": "Qh7+ Kxf8 Qh8#", + "Themes": "kingsideAttack mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "3rkb1r/1bq1pppp/p7/8/3n2n1/P1NP1N1P/1PP1BPP1/R1BQ1RK1 b k - 0 11", + "PGN": "1. e4 d5 2. exd5 c6 3. dxc6 Qc7 4. cxb7 Bxb7 5. Nc3 a6 6. Nf3 Nc6 7. a3 Nf6 8. Be2 Rd8 9. O-O Ng4 10. d3 Nd4 11. h3 *", + "Moves": "d4f3 g2f3 c7h2", + "MovesSAN": "Nxf3+ gxf3 Qh2#", + "Themes": "kingsideAttack mate mateIn2 opening short" + }, + { + "FEN": "r3r3/ppp2pk1/4bp1p/2P1n2Q/1P5R/P3P2P/6P1/6K1 w - - 6 26", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nxe5 Nc6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Bd6 7. O-O O-O 8. c4 Nf6 9. c5 Be7 10. Nc3 Re8 11. h3 h6 12. Be3 Nh7 13. a3 Ng5 14. b4 Nxf3+ 15. Qxf3 Bf6 16. Nxd5 Bxd4 17. Bc4 Bxe3 18. fxe3 Ne5 19. Qe2 Be6 20. Rad1 Nxc4 21. Nf6+ Qxf6 22. Rxf6 gxf6 23. Rd4 Ne5 24. Rh4 Kh7 25. Qh5 Kg7 *", + "Moves": "h5h6 g7g8 h6h8", + "MovesSAN": "Qxh6+ Kg8 Qh8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "6k1/p4pp1/1p2p2p/8/P1P1Q3/1P6/3r1PPP/6K1 b - - 0 30", + "PGN": "1. d4 d5 2. c4 e6 3. e3 c5 4. Nf3 Nf6 5. Nbd2 Nc6 6. dxc5 Bxc5 7. Be2 O-O 8. O-O d4 9. exd4 Nxd4 10. b3 Nxe2+ 11. Qxe2 b6 12. Bb2 Bb7 13. Rad1 Qe7 14. Bd4 Rfd8 15. Bxc5 Qxc5 16. Qe5 Qa3 17. Qa1 h6 18. Rfe1 Rd7 19. Ne5 Re7 20. Ndf3 Bxf3 21. Nxf3 Qc5 22. Qd4 Qh5 23. Qd6 Rd7 24. Qg3 Rad8 25. Rxd7 Rxd7 26. Ne5 Rd2 27. a4 Ne4 28. Qf3 Qxe5 29. Rxe4 Qxe4 30. Qxe4 *", + "Moves": "d2d1 e4e1 d1e1", + "MovesSAN": "Rd1+ Qe1 Rxe1#", + "Themes": "backRankMate endgame mate mateIn2 queenRookEndgame short" + }, + { + "FEN": "4r1k1/5npp/p1q5/3p4/5B2/8/1P2QPPP/4R1K1 w - - 0 28", + "PGN": "1. e4 e6 2. d4 d5 3. Nc3 c5 4. exd5 exd5 5. Nf3 Nf6 6. Bb5+ Nc6 7. O-O Be6 8. Re1 Be7 9. dxc5 Bxc5 10. Ng5 Qd7 11. Nxe6 fxe6 12. Bf4 O-O 13. Bg3 a6 14. Ba4 b5 15. Bb3 Nd4 16. Qd3 Nxb3 17. axb3 Bb4 18. Qe2 Rfe8 19. Rad1 Rad8 20. Be5 Bxc3 21. Bxc3 Ne4 22. Be5 Ng5 23. Bf4 Nf7 24. c4 bxc4 25. bxc4 Qc6 26. cxd5 Rxd5 27. Rxd5 exd5 *", + "Moves": "e2e8 c6e8 e1e8", + "MovesSAN": "Qxe8+ Qxe8 Rxe8#", + "Themes": "backRankMate endgame master mate mateIn2 short" + }, + { + "FEN": "4k1r1/3R4/4PK2/2pN4/1p1p4/3P4/2P5/1q6 w - - 0 61", + "PGN": "1. Nf3 Nf6 2. d3 d5 3. Nbd2 e6 4. e4 Be7 5. e5 Nfd7 6. g3 O-O 7. Bg2 c5 8. O-O Qc7 9. Re1 Nc6 10. Qe2 b6 11. Nf1 Bb7 12. h4 Rac8 13. N1h2 Rfd8 14. Ng4 Nd4 15. Qd1 Nxf3+ 16. Bxf3 h5 17. Nh2 Nxe5 18. Bxh5 d4 19. Bf4 Qc6 20. f3 Nd7 21. Bg4 Nf6 22. Bh3 Nh5 23. Qd2 Bd6 24. Be5 Bxe5 25. Rxe5 Nxg3 26. Kf2 Nf5 27. Bxf5 exf5 28. Rg1 Qf6 29. Qf4 Rd5 30. Rxd5 Bxd5 31. Rg5 Be6 32. Nf1 Re8 33. Ng3 Bxa2 34. Nxf5 g6 35. h5 Qe6 36. Qe4 Qxe4 37. fxe4 Kh7 38. hxg6+ fxg6 39. Nh4 Bf7 40. Nf3 Rf8 41. Rg1 Be6 42. Kg3 a5 43. Ng5+ Kg8 44. Nxe6 Rf6 45. Nf4 b5 46. Nd5 Ra6 47. Kh4 Kf7 48. Kg5 a4 49. Nc7 Rb6 50. Rf1+ Kg8 51. Nd5 Ra6 52. Rf6 Ra7 53. Rxg6+ Kf8 54. Rf6+ Ke8 55. e5 b4 56. e6 a3 57. Rh6 Rg7+ 58. Kf6 Rg8 59. Rh7 axb2 60. Rd7 b1=Q *", + "Moves": "d5c7 e8f8 e6e7", + "MovesSAN": "Nc7+ Kf8 e7#", + "Themes": "advancedPawn endgame mate mateIn2 short" + }, + { + "FEN": "4rnk1/p5p1/2p2P1p/1p1b1P2/5q2/P1Q4P/1B4P1/1B5K w - - 0 31", + "PGN": "1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nf3 Nf6 5. h3 Be7 6. Bd3 O-O 7. O-O c6 8. Re1 Re8 9. b3 h6 10. Bb2 Nh7 11. c4 Be6 12. Nbd2 Nd7 13. Rc1 Ng5 14. Ne5 Nxe5 15. dxe5 dxc4 16. Nxc4 Bb4 17. Rf1 Qc7 18. f4 Nh7 19. Bb1 Rad8 20. Qc2 Nf8 21. a3 Bc5+ 22. Kh1 b5 23. Nd2 Be3 24. Rcd1 Bxd2 25. Rxd2 Rxd2 26. Qxd2 Bxb3 27. Qc3 Be6 28. f5 Bd5 29. Rf4 f6 30. exf6 Qxf4 *", + "Moves": "f6f7 d5f7 c3g7", + "MovesSAN": "f7+ Bxf7 Qxg7#", + "Themes": "advancedPawn discoveredAttack mate mateIn2 middlegame short" + }, + { + "FEN": "3rr1k1/2R2pbp/p5p1/5b2/3n1P2/1Q6/P4BPP/6K1 w - - 3 25", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. Be3 Nge7 6. Nc3 a6 7. Bc4 g6 8. O-O Bg7 9. f4 d5 10. exd5 exd5 11. Nxc6 Nxc6 12. Nxd5 O-O 13. Nc3 Qe7 14. Re1 Rd8 15. Qf3 Qh4 16. Bf2 Qf6 17. Rad1 Bf5 18. Nd5 Qxb2 19. Rb1 Qxc2 20. Rxb7 Qxc4 21. Rc7 Qxd5 22. Re8+ Rxe8 23. Qxd5 Rad8 24. Qb3 Nd4 *", + "Moves": "b3f7 g8h8 f7g7", + "MovesSAN": "Qxf7+ Kh8 Qxg7#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "r5k1/4p1b1/p2p1rQ1/q1pP2N1/2p5/1P3P2/P4P2/1K5R w - - 1 26", + "PGN": "1. d4 c5 2. d5 d6 3. c4 Nd7 4. Nf3 g6 5. e4 Bg7 6. Bg5 Ngf6 7. Nc3 O-O 8. Qd2 a6 9. Bd3 Ng4 10. h3 Nge5 11. O-O-O Nxf3 12. gxf3 Ne5 13. Bh6 Nxd3+ 14. Qxd3 Bxh6+ 15. Kc2 f5 16. h4 fxe4 17. Nxe4 Bf5 18. h5 Bg7 19. hxg6 Bxg6 20. Rdg1 Qb6 21. b3 Qa5 22. Kb1 b5 23. Rxg6 hxg6 24. Ng5 bxc4 25. Qxg6 Rf6 *", + "Moves": "h1h8 g8h8 g6h7", + "MovesSAN": "Rh8+ Kxh8 Qh7#", + "Themes": "attraction mate mateIn2 middlegame pin sacrifice short" + }, + { + "FEN": "6k1/5pp1/4pn1p/8/1r6/3B1b1P/5PP1/2R3K1 w - - 0 29", + "PGN": "1. b4 d5 2. e3 Nf6 3. Bb2 e6 4. b5 c6 5. a4 Be7 6. c4 O-O 7. Nf3 a6 8. bxc6 bxc6 9. cxd5 cxd5 10. d3 Nc6 11. Nbd2 h6 12. Rb1 Rb8 13. Qc2 Bd7 14. e4 dxe4 15. dxe4 Qa5 16. Bc3 Rxb1+ 17. Nxb1 Bb4 18. Bxb4 Qxb4+ 19. Nbd2 Rc8 20. Bxa6 Rb8 21. O-O Nd4 22. Qc4 Nxf3+ 23. Nxf3 Bxa4 24. Qxb4 Rxb4 25. h3 Rxe4 26. Ra1 Bc6 27. Bd3 Rb4 28. Rc1 Bxf3 *", + "Moves": "c1c8 f6e8 c8e8", + "MovesSAN": "Rc8+ Ne8 Rxe8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r6k/p7/bpp2q2/1n3PNB/4P2P/1P2Q3/P1PR4/1K6 b - - 1 31", + "PGN": "1. e4 e5 2. d4 f6 3. dxe5 fxe5 4. Qh5+ Ke7 5. Qxe5+ Kf7 6. Bc4+ d5 7. Bxd5+ Kg6 8. h4 h5 9. f4 Bd6 10. f5+ Kh7 11. Qc3 Nf6 12. Bg5 Na6 13. Nd2 Re8 14. O-O-O Bb4 15. Qb3 c6 16. Bf7 Re7 17. Bg6+ Kh8 18. Bxf6 gxf6 19. Bxh5 Bd6 20. Ngf3 Bf4 21. Kb1 Bxd2 22. Rxd2 Rd7 23. Rhd1 Rxd2 24. Rxd2 Qg8 25. Qc3 Qf8 26. b3 Nc7 27. g4 Nb5 28. Qe3 b6 29. g5 Ba6 30. gxf6 Qxf6 31. Ng5 *", + "Moves": "b5a3 b1c1 f6a1", + "MovesSAN": "Na3+ Kc1 Qa1#", + "Themes": "mate mateIn2 middlegame queensideAttack short" + }, + { + "FEN": "2q1r1k1/5pp1/p2r3p/1p6/3P4/P3Qb2/5PPP/1B2R1K1 w - - 0 26", + "PGN": "1. d4 Nf6 2. Bg5 e6 3. e4 h6 4. Bxf6 Qxf6 5. c3 e5 6. Nf3 exd4 7. cxd4 Bb4+ 8. Nc3 Bxc3+ 9. bxc3 c5 10. Be2 Nc6 11. O-O O-O 12. Bc4 cxd4 13. cxd4 Rd8 14. Qd2 a6 15. e5 Qe7 16. a3 b5 17. Ba2 d6 18. exd6 Rxd6 19. Rfe1 Qd7 20. Re4 Bb7 21. Rae1 Rd8 22. Bb1 Ne7 23. Rxe7 Qc8 24. Qe3 Bxf3 25. Re8+ Rxe8 *", + "Moves": "e3e8 c8e8 e1e8", + "MovesSAN": "Qxe8+ Qxe8 Rxe8#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "rk6/p4Qp1/1p2p3/1Bbpq3/8/6pP/8/1RR4K b - - 0 32", + "PGN": "1. e4 c6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. f4 cxd4 6. cxd4 h5 7. Nf3 Bg4 8. Be3 e6 9. Nc3 Qb6 10. Rb1 Bxf3 11. Qxf3 Nxd4 12. Bxd4 Qxd4 13. Bb5+ Kd8 14. Rd1 Qb4 15. O-O Bc5+ 16. Kh1 Ne7 17. f5 Kc7 18. fxe6 fxe6 19. a3 Qxb2 20. Rb1 Qxa3 21. Ra1 Qb4 22. Rfb1 Qg4 23. Qd3 h4 24. h3 Qd4 25. Qc2 Nf5 26. Ne2 Ng3+ 27. Nxg3 hxg3 28. Rc1 b6 29. Qg6 Qxe5 30. Qf7+ Kb8 31. Rab1 Rxh3+ 32. gxh3 *", + "Moves": "e5e4 f7f3 e4f3", + "MovesSAN": "Qe4+ Qf3 Qxf3#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "r5r1/pp5p/n1b2p2/8/3P4/4N1R1/PPP2K1k/8 w - - 2 29", + "PGN": "1. e4 e5 2. f4 exf4 3. Bc4 Qh4+ 4. Kf1 d5 5. exd5 f3 6. Bb5+ c6 7. Nxf3 Qh5 8. Qe1+ Be7 9. Nc3 cxb5 10. d6 Bh3 11. dxe7 Qxf3+ 12. Qf2 Bxg2+ 13. Kg1 Qxf2+ 14. Kxf2 Bxh1 15. Nxb5 Na6 16. d4 Kxe7 17. Bg5+ f6 18. Re1+ Kf7 19. Nd6+ Kg6 20. Bd2 Bc6 21. Rg1+ Kh5 22. Rxg7 Nh6 23. Bxh6 Kxh6 24. Nf5+ Kh5 25. Ng3+ Kh4 26. Nf5+ Kh3 27. Rg3+ Kxh2 28. Ne3 Rhg8 *", + "Moves": "e3f1 h2h1 g3h3", + "MovesSAN": "Nf1+ Kh1 Rh3#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r4k2/1pp2rpp/p1pq4/6b1/1P2R3/2P5/P3QPPP/4R1K1 w - - 0 22", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. O-O Nf6 6. Nxe5 Qe7 7. Nf3 Nxe4 8. Re1 Bf5 9. d3 Qb4 10. dxe4 Bxe4 11. Nc3 f5 12. Nd4 Be7 13. Nxe4 fxe4 14. Rxe4 Qc5 15. Bg5 Qxg5 16. Qe2 Rf8 17. Re1 Rf7 18. Nf3 Qc5 19. c3 Kf8 20. b4 Qd6 21. Ng5 Bxg5 *", + "Moves": "e4e8 a8e8 e2e8", + "MovesSAN": "Re8+ Rxe8 Qxe8#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "2r3k1/5ppp/5nb1/2R5/1P6/5P1P/6PK/r4B2 w - - 0 38", + "PGN": "1. e4 e5 2. Nf3 d6 3. d4 exd4 4. Nxd4 Nc6 5. c3 Nf6 6. Nd2 Be7 7. Bc4 Nxd4 8. cxd4 O-O 9. b3 c6 10. Bb2 Qa5 11. O-O d5 12. exd5 Nxd5 13. Ne4 Bf5 14. Qe1 Rfe8 15. Qxa5 Bxe4 16. Ba3 b6 17. Qe1 Bxa3 18. Qd2 Bb4 19. Qg5 Nf6 20. f3 Bg6 21. a3 Bc3 22. Rad1 Bc2 23. Rc1 Bxd4+ 24. Kh1 Be3 25. Qh4 Bxc1 26. Rxc1 Bg6 27. h3 b5 28. Bf1 Rac8 29. a4 bxa4 30. Qxa4 Nh5 31. Kh2 c5 32. Rxc5 Rb8 33. b4 Nf6 34. Qxa7 Ra8 35. Qb7 Reb8 36. Qc6 Ra1 37. Qc8+ Rxc8 *", + "Moves": "c5c8 f6e8 c8e8", + "MovesSAN": "Rxc8+ Ne8 Rxe8#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "2kr4/Q1p2pp1/1p1qP2r/1P6/6Pp/P1NP3P/4PpK1/R4R2 b - - 0 24", + "PGN": "1. c4 e5 2. Nc3 Nc6 3. Nf3 Nf6 4. g3 d6 5. Bg2 Bd7 6. O-O Be7 7. d3 Bg4 8. h3 Be6 9. a3 Qd7 10. Kh2 h5 11. Ng5 Ng4+ 12. Kg1 Bxg5 13. Bxg5 Nh6 14. Bxh6 Rxh6 15. Kh2 h4 16. g4 O-O-O 17. Bxc6 Qxc6 18. b4 d5 19. b5 Qd6 20. Qa4 e4+ 21. Kg2 e3 22. Qxa7 b6 23. cxd5 exf2 24. dxe6 *", + "Moves": "d6g3 g2h1 g3h3", + "MovesSAN": "Qg3+ Kh1 Qxh3#", + "Themes": "deflection mate mateIn2 middlegame short" + }, + { + "FEN": "Q7/1P4pk/5p1p/2q1p3/4P3/7P/2r2RP1/1R4K1 b - - 0 33", + "PGN": "1. d4 Nf6 2. Bf4 d5 3. e3 Bf5 4. Bd3 Bxd3 5. cxd3 e6 6. a3 c5 7. dxc5 Bxc5 8. Nf3 Nc6 9. O-O O-O 10. Nc3 Re8 11. Nb5 e5 12. Bg3 a6 13. Nc3 d4 14. Ne4 Nxe4 15. dxe4 f6 16. exd4 Nxd4 17. Nxd4 Bxd4 18. Rb1 Rc8 19. h3 Qb6 20. b4 Red8 21. Qg4 Rc2 22. a4 Qa7 23. b5 axb5 24. axb5 Qc5 25. Qe6+ Kh8 26. Qf7 h6 27. Qxb7 Bb2 28. b6 Rdd2 29. Qb8+ Kh7 30. b7 Bd4 31. Qa8 Bxf2+ 32. Bxf2 Rxf2 33. Rxf2 *", + "Moves": "c5f2 g1h2 f2g2", + "MovesSAN": "Qxf2+ Kh2 Qxg2#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "2krr3/1p3ppp/pnq5/1p3b2/3Q4/4nPB1/PPPRB1PP/2KR4 w - - 1 24", + "PGN": "1. e4 e6 2. d4 d5 3. exd5 exd5 4. Bd3 Nf6 5. Bg5 Bd6 6. Nc3 c6 7. Nge2 Bg4 8. f3 Be6 9. Nf4 Bxf4 10. Bxf4 Nbd7 11. Bd6 Qb6 12. Qd2 Qxd4 13. O-O-O O-O-O 14. Nb5 cxb5 15. Qa5 Qb6 16. Qc3+ Qc6 17. Qb4 Nb6 18. Bg3 a6 19. Be2 Rhe8 20. Rd3 d4 21. Rhd1 Bf5 22. R3d2 Nfd5 23. Qxd4 Ne3 *", + "Moves": "d4d8 e8d8 d2d8", + "MovesSAN": "Qxd8+ Rxd8 Rxd8#", + "Themes": "mate mateIn2 middlegame queensideAttack short" + }, + { + "FEN": "Q7/1Q4pp/2p2pk1/3p4/7n/1P3p2/q5PP/6RK b - - 0 35", + "PGN": "1. e4 c6 2. Nf3 d5 3. e5 Bf5 4. d4 c5 5. Bb5+ Nc6 6. Bxc6+ bxc6 7. Bf4 e6 8. O-O cxd4 9. Nxd4 Ne7 10. Bg5 Qc7 11. Re1 Ng6 12. Nxf5 exf5 13. Nc3 Nxe5 14. Bf4 Bd6 15. Qd4 f6 16. Bg3 O-O 17. f4 Nc4 18. b3 Nb6 19. Re2 Rfe8 20. Rae1 Qd7 21. a4 Nc8 22. Nb5 Ne7 23. Nxd6 Qxd6 24. Bh4 Ng6 25. Rxe8+ Rxe8 26. Rxe8+ Kf7 27. Re1 Nxh4 28. Qxa7+ Kg6 29. Kh1 Qxf4 30. Rg1 Qe4 31. a5 Qxc2 32. Qb7 Qa2 33. a6 f4 34. a7 f3 35. a8=Q *", + "Moves": "f3g2 g1g2 a2g2", + "MovesSAN": "fxg2+ Rxg2+ Qxg2#", + "Themes": "advancedPawn endgame mate mateIn2 short" + }, + { + "FEN": "r1bq2rk/ppp5/1n1p1nQp/3P4/7p/P1PB2P1/5P1P/2KR3R w - - 3 19", + "PGN": "1. d4 Nf6 2. c4 e5 3. Bg5 Bb4+ 4. Nc3 Nc6 5. e3 exd4 6. exd4 O-O 7. d5 Re8+ 8. Ne2 Ne5 9. a3 Bxc3+ 10. bxc3 Nxc4 11. Qd3 Nb6 12. O-O-O h6 13. Bh4 d6 14. Nf4 g5 15. Ng6 gxh4 16. g3 fxg6 17. Qxg6+ Kh8 18. Bd3 Rg8 *", + "Moves": "g6h6 f6h7 h6h7", + "MovesSAN": "Qxh6+ Nh7 Qxh7#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "4rk1b/pp3p2/3p2p1/2p3B1/8/2PP3R/P1q3PP/4rR1K w - - 0 26", + "PGN": "1. e4 c5 2. Nc3 d6 3. f4 Nc6 4. Nf3 Nf6 5. Bb5 Bd7 6. Bxc6 Bxc6 7. d3 g6 8. O-O Bg7 9. Qe1 O-O 10. e5 Nd5 11. Qh4 Nxc3 12. bxc3 Re8 13. f5 Qb6 14. f6 exf6 15. exf6 Bh8 16. Kh1 Bxf3 17. Rxf3 Re6 18. Bg5 Qb2 19. Raf1 Rae8 20. Bd2 Re2 21. Qh6 Qxc2 22. Rh3 Bxf6 23. Qxh7+ Kf8 24. Bg5 Re1 25. Qh8+ Bxh8 *", + "Moves": "h3h8 f8g7 g5f6", + "MovesSAN": "Rxh8+ Kg7 Bf6#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "6k1/pR3pp1/2p2n1p/6r1/3P4/P4q1P/1PQ2P2/5K2 w - - 3 26", + "PGN": "1. d4 d5 2. c4 e6 3. g3 Nf6 4. Bg2 Bb4+ 5. Nc3 c6 6. cxd5 exd5 7. Bg5 Bf5 8. e3 Nbd7 9. Ne2 O-O 10. O-O Qc7 11. a3 Bd6 12. e4 dxe4 13. Nf4 h6 14. Bxf6 Nxf6 15. Re1 Rfe8 16. Qc2 Bxf4 17. gxf4 Qxf4 18. Nxe4 Bxe4 19. Rxe4 Rxe4 20. Bxe4 Nxe4 21. Re1 Nf6 22. Re7 Rd8 23. Rxb7 Rd5 24. h3 Rg5+ 25. Kf1 Qf3 *", + "Moves": "b7b8 f6e8 b8e8", + "MovesSAN": "Rb8+ Ne8 Rxe8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "3r4/1R6/6kp/P3b3/4p3/4P2P/2p2PP1/2R3K1 b - - 1 36", + "PGN": "1. d4 d5 2. Bf4 Nf6 3. e3 e6 4. c3 c5 5. Bd3 c4 6. Bc2 b5 7. b3 a6 8. bxc4 bxc4 9. Nf3 Bd7 10. Ba4 Nc6 11. Nbd2 Rb8 12. Bxb8 Nxb8 13. Bxd7+ Nbxd7 14. Qa4 Be7 15. Qxa6 O-O 16. O-O Nb8 17. Qb5 Qc8 18. Rab1 h6 19. Rb2 Nbd7 20. Rfb1 Kh7 21. Qb7 Ba3 22. Qxc8 Rxc8 23. Rb7 g6 24. Ne5 Nxe5 25. dxe5 Ne4 26. Nxe4 dxe4 27. Rxf7+ Kg8 28. Re7 Rd8 29. Rxe6 Bb2 30. Rxg6+ Kh7 31. Rb6 Bxc3 32. h3 Bxe5 33. a4 c3 34. Rb7+ Kg6 35. a5 c2 36. Rc1 *", + "Moves": "d8d1 c1d1 c2d1q", + "MovesSAN": "Rd1+ Rxd1 cxd1=Q#", + "Themes": "advancedPawn endgame mate mateIn2 promotion short" + }, + { + "FEN": "2r3k1/2q2pp1/Q3pn1p/1N1pb3/8/1P2P3/PB3PP1/2R4K b - - 0 23", + "PGN": "1. Nf3 d5 2. c4 c6 3. cxd5 cxd5 4. e3 Nf6 5. Qb3 Nc6 6. Bb5 a6 7. Bxc6+ bxc6 8. Ne5 Bd7 9. O-O e6 10. d4 Bd6 11. Nc3 O-O 12. Nxd7 Qxd7 13. Re1 Rab8 14. Qc2 c5 15. b3 Rfc8 16. dxc5 Rxc5 17. Bb2 h6 18. Rac1 Rbc8 19. Qe2 Qc7 20. Qxa6 Bxh2+ 21. Kh1 Be5 22. Nb5 Rxc1 23. Rxc1 *", + "Moves": "c7c1 b2c1 c8c1", + "MovesSAN": "Qxc1+ Bxc1 Rxc1#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "4rrk1/p1p3p1/1p1bq1N1/5pBQ/3P4/2P4P/PP3PP1/R3R1K1 b - - 2 24", + "PGN": "1. d4 Nc6 2. Nc3 Nf6 3. e4 e6 4. e5 Nd5 5. Nxd5 exd5 6. Bd3 Bb4+ 7. c3 Be7 8. Nf3 d6 9. O-O O-O 10. Re1 Bg4 11. h3 Bh5 12. Qc2 Bg6 13. exd6 Bxd6 14. Bg5 f6 15. Bxg6 hxg6 16. Bd2 f5 17. Qb3 b6 18. Qxd5+ Kh8 19. Qxc6 Qf6 20. Ne5 Rae8 21. Qf3 g5 22. Qh5+ Kg8 23. Bxg5 Qe6 24. Ng6 *", + "Moves": "e6e1 a1e1 e8e1", + "MovesSAN": "Qxe1+ Rxe1 Rxe1#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "5rk1/p4p2/Q5np/8/2PP4/R4R2/P5PP/1r2qB1K b - - 0 29", + "PGN": "1. e4 e5 2. d3 Nc6 3. f4 exf4 4. Bxf4 Nf6 5. Nf3 Bd6 6. Be2 Bxf4 7. O-O Bd6 8. Nc3 O-O 9. d4 Bb4 10. e5 Bxc3 11. exf6 Bxb2 12. fxg7 Re8 13. Rb1 Ba3 14. Bd3 Qf6 15. c3 d6 16. Qc2 h6 17. Rb3 Qf4 18. Rxa3 Qe3+ 19. Kh1 Bg4 20. Bh7+ Kxg7 21. Bd3 Bxf3 22. Rxf3 Qe1+ 23. Bf1 Ne7 24. Qe4 Ng6 25. Qxb7 Rab8 26. Qxc7 Rf8 27. Qxd6 Rb1 28. Qa6 Kg8 29. c4 *", + "Moves": "e1f1 f3f1 b1f1", + "MovesSAN": "Qxf1+ Rxf1 Rxf1#", + "Themes": "backRankMate mate mateIn2 middlegame short" + }, + { + "FEN": "5r1k/p5bP/2pp2Qq/4p3/4p3/8/PPP3PP/5R1K w - - 0 29", + "PGN": "1. d4 c5 2. Nf3 cxd4 3. Nxd4 g6 4. Nc3 Bg7 5. e4 Nf6 6. e5 Ng8 7. f4 Nc6 8. Nxc6 bxc6 9. Bd3 Nh6 10. O-O O-O 11. f5 d6 12. Bxh6 Bxh6 13. e6 fxe6 14. fxg6 Bg7 15. gxh7+ Kh8 16. Qh5 e5 17. Bg6 Be6 18. Ne4 Qb6+ 19. Kh1 Qe3 20. Ng5 Bd5 21. Bf7 Qd2 22. Bxd5 Qxd5 23. Nf7+ Rxf7 24. Rxf7 e4 25. Rf5 e5 26. Qg6 Qd2 27. Raf1 Qh6 28. Rf8+ Rxf8 *", + "Moves": "f1f8 g7f8 g6g8", + "MovesSAN": "Rxf8+ Bxf8 Qg8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "1R1r2k1/Q5p1/3p1q2/2pPp1p1/2P3P1/5P1K/P5P1/8 b - - 10 36", + "PGN": "1. d4 e6 2. c4 d6 3. Nc3 Nd7 4. Nf3 a6 5. Qc2 c5 6. d5 e5 7. e4 Ngf6 8. Be2 Be7 9. Bg5 h6 10. Bxf6 Nxf6 11. Qb3 b6 12. Qa3 O-O 13. b4 Nd7 14. O-O f5 15. exf5 Rxf5 16. Ne4 Rf8 17. bxc5 bxc5 18. Rab1 Rb8 19. Rxb8 Nxb8 20. Rb1 Nd7 21. Qb3 Nf6 22. Nxf6+ Bxf6 23. Qb6 Qe7 24. h3 Qd7 25. Nd2 Qe7 26. Ne4 Rd8 27. Bg4 Bxg4 28. hxg4 Bg5 29. Qxa6 Qd7 30. Nxg5 hxg5 31. f3 Qf7 32. Rb7 Qf4 33. Qa7 Qe3+ 34. Kh2 Qf4+ 35. Kh3 Qf6 36. Rb8 *", + "Moves": "f6h6 h3g3 h6h4", + "MovesSAN": "Qh6+ Kg3 Qh4#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "5k2/2p2pr1/p1bp1N2/1p3P2/1P5R/r7/P2K4/4R3 w - - 6 41", + "PGN": "1. e4 b6 2. Qf3 Nc6 3. Bb5 Bb7 4. Ne2 h6 5. O-O g5 6. c3 Nf6 7. d3 Bg7 8. Ng3 a6 9. Nf5 O-O 10. Ba4 b5 11. Nxg7 Kxg7 12. Bb3 Rh8 13. Qg3 Na5 14. Bc2 d6 15. h4 Qg8 16. hxg5 hxg5 17. Qxg5+ Kf8 18. Qxg8+ Kxg8 19. Bg5 Kg7 20. b4 Nc6 21. d4 Rag8 22. Nd2 Kf8 23. Bxf6 exf6 24. Nf3 Ne7 25. d5 Rh6 26. Rae1 Rhg6 27. g3 Rg4 28. Nh2 R4g5 29. Re3 f5 30. exf5 Nxd5 31. Rf3 Nf6 32. Rf4 Nh5 33. Rh4 Nxg3 34. fxg3 Rxg3+ 35. Kf2 Rg2+ 36. Ke1 Rxc2 37. Ng4 Rxc3 38. Nf6 Rg7 39. Kd2 Ra3 40. Re1 Bc6 *", + "Moves": "h4h8 g7g8 h8g8", + "MovesSAN": "Rh8+ Rg8 Rxg8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "8/1p3kpp/p2Rb3/4p1B1/3np3/6P1/P1r2P1P/1K1R1B2 b - - 2 21", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 a6 6. Nd6+ Bxd6 7. Qxd6 Qe7 8. Qxe7+ Ngxe7 9. Nc3 f5 10. Bg5 fxe4 11. O-O-O d5 12. Nxd5 Nxd5 13. Rxd5 Be6 14. Rd6 Kf7 15. Be2 Rhc8 16. Rhd1 Nd4 17. Bf1 Rxc2+ 18. Kb1 Rac8 19. g3 Rxb2+ 20. Kxb2 Rc2+ 21. Kb1 *", + "Moves": "e6a2 b1a1 d4b3", + "MovesSAN": "Bxa2+ Ka1 Nb3#", + "Themes": "mate mateIn2 middlegame queensideAttack short" + }, + { + "FEN": "b1q5/p3R1Bk/1p3r2/2n1Q1pp/3N1p2/2P4P/PP4P1/4R2K b - - 1 31", + "PGN": "1. d4 f5 2. e3 g6 3. Bd3 Bg7 4. f4 Nf6 5. Nf3 O-O 6. Nbd2 b6 7. O-O Bb7 8. Ne5 e6 9. c3 d6 10. Nef3 Ng4 11. Qe1 e5 12. fxe5 dxe5 13. dxe5 Qxd3 14. Qh4 Qxe3+ 15. Kh1 Nxe5 16. Ng5 h5 17. Nb3 Qd3 18. Bf4 Ng4 19. Ne6 Rf6 20. Nxc7 Qe4 21. Qg3 Nd7 22. Nxa8 Bxa8 23. Rae1 Qc6 24. Nd4 Qb7 25. h3 Nh6 26. Re7 Qc8 27. Rfe1 Kh7 28. Qe3 Nc5 29. Bxh6 g5 30. Bxg7 f4 31. Qe5 *", + "Moves": "c8h3 h1g1 h3g2", + "MovesSAN": "Qxh3+ Kg1 Qxg2#", + "Themes": "kingsideAttack mate mateIn2 middlegame pin short" + }, + { + "FEN": "2r5/2r2ppp/k3p3/3p3P/1p1P1bP1/1P1K1P2/PB2R3/3R4 b - - 0 31", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd6 4. d4 c6 5. Nf3 Nf6 6. Ne5 Bf5 7. Bf4 Qb4 8. Qd2 e6 9. O-O-O Nbd7 10. Nxd7 Nxd7 11. Kb1 Nf6 12. Bd3 Bxd3 13. Qxd3 O-O-O 14. Be3 Nd5 15. Nxd5 cxd5 16. Qb3 Kb8 17. Qxb4 Bxb4 18. c3 Bd6 19. h3 b5 20. Kc2 a5 21. Kd3 Rc8 22. b3 Ba3 23. Bc1 Bd6 24. Bb2 Rc7 25. f3 Rhc8 26. g4 Bf4 27. Rhe1 b4 28. cxb4 axb4 29. Re2 Kb7 30. h4 Ka6 31. h5 *", + "Moves": "c7c3 b2c3 c8c3", + "MovesSAN": "Rc3+ Bxc3 Rxc3#", + "Themes": "endgame mate mateIn2 sacrifice short" + }, + { + "FEN": "3rr3/8/pR4p1/P3nk2/2b4P/4PB2/5PK1/5R2 w - - 0 45", + "PGN": "1. g3 d5 2. Bg2 c6 3. e3 Nf6 4. d3 g6 5. Nd2 Bg7 6. Ne2 O-O 7. O-O Nbd7 8. b3 e5 9. Bb2 Qc7 10. Nf3 Re8 11. Kh1 e4 12. dxe4 dxe4 13. Nfg1 Nb6 14. a4 Bf5 15. Qc1 Rad8 16. Bc3 Nbd5 17. Bb2 Nb4 18. Ba3 c5 19. h3 Nfd5 20. Bb2 Nf6 21. a5 a6 22. Nc3 Qd7 23. Na4 Nfd5 24. Nxc5 Qc6 25. Bxg7 Kxg7 26. Na4 Qxc2 27. Qxc2 Nxc2 28. Rac1 Ncb4 29. g4 Be6 30. Bxe4 Nf6 31. Bxb7 Bxb3 32. Nb6 Ne4 33. Kg2 Nd3 34. Rb1 Be6 35. Bxe4 Nc5 36. Bf3 f5 37. g5 h6 38. gxh6+ Kxh6 39. Ne2 Bf7 40. Nd4 Nd3 41. Nc4 Bxc4 42. Rb6 Ne5 43. Nxf5+ Kg5 44. h4+ Kxf5 *", + "Moves": "e3e4 f5f4 b6f6", + "MovesSAN": "e4+ Kf4 Rf6#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "r3k2r/1N3ppp/p2qp3/1p1pn3/1P4n1/P1PBPN2/5PPP/R2Q1RK1 b kq - 0 15", + "PGN": "1. d4 d5 2. Nf3 Nf6 3. Bf4 e6 4. e3 a6 5. a3 Be7 6. Bd3 c5 7. dxc5 Bxc5 8. c3 Nc6 9. O-O b5 10. b4 Bd6 11. Bxd6 Qxd6 12. Nbd2 Bb7 13. Nb3 Ng4 14. Nc5 Nce5 15. Nxb7 *", + "Moves": "e5f3 g2f3 d6h2", + "MovesSAN": "Nxf3+ gxf3 Qxh2#", + "Themes": "discoveredAttack kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "7k/5R1p/pq4pb/2p5/P2r4/1P3Q1P/5PP1/6K1 w - - 6 33", + "PGN": "1. d4 Nf6 2. c4 d5 3. Nc3 g6 4. Bg5 Bg7 5. Bxf6 Bxf6 6. cxd5 Nd7 7. e4 Nb6 8. Be2 O-O 9. h3 a6 10. Nf3 Bd7 11. O-O Rc8 12. b3 e6 13. dxe6 Bxe6 14. e5 Bg7 15. Rc1 Nd5 16. Nxd5 Bxd5 17. Rc5 c6 18. Bc4 b6 19. Bxd5 bxc5 20. Bc4 cxd4 21. Nxd4 Bxe5 22. Nf3 Bg7 23. Re1 Qa5 24. a4 Rcd8 25. Qc1 c5 26. Re7 Qb6 27. Ng5 Bf6 28. Bxf7+ Rxf7 29. Rxf7 Bxg5 30. Qc4 Kh8 31. Qc3+ Rd4 32. Qf3 Bh6 *", + "Moves": "f7f8 h8g7 f3f7", + "MovesSAN": "Rf8+ Kg7 Qf7#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "4rr1k/p2Q4/7p/6p1/P1P2p1B/1P3P2/4q1PP/4R2K b - - 1 26", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Nxc6 bxc6 7. Bd3 Bb4 8. Bd2 d5 9. exd5 Bxc3 10. Bxc3 cxd5 11. Bxe5 Ng4 12. Bg3 O-O 13. O-O f5 14. f3 Ne3 15. Qd2 Nxf1 16. Rxf1 Qb6+ 17. Kh1 Bb7 18. b3 Rae8 19. a4 Ba6 20. Bxa6 Qxa6 21. Qxd5+ Kh8 22. Rd1 Qe2 23. c4 f4 24. Bh4 h6 25. Qd7 g5 26. Re1 *", + "Moves": "e2e1 h4e1 e8e1", + "MovesSAN": "Qxe1+ Bxe1 Rxe1#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "3r4/2k5/R2b4/2p3B1/4p3/P3P2P/1r6/3R2K1 b - - 0 38", + "PGN": "1. d4 Nf6 2. Bf4 d5 3. Nf3 c5 4. dxc5 Qa5+ 5. Qd2 Qxc5 6. e3 Ne4 7. Qd4 Qxc2 8. Nbd2 Nc6 9. Bb5 Bg4 10. O-O Nxd2 11. Qxd2 Qxd2 12. Nxd2 Rc8 13. Rac1 e6 14. Be5 f6 15. Bf4 Bb4 16. Nb3 e5 17. Bg3 Kf7 18. a3 Bd6 19. f4 e4 20. h3 Bh5 21. Bf2 a6 22. Bxc6 bxc6 23. g4 Rb8 24. Nd4 c5 25. Nf5 Bf8 26. gxh5 g6 27. hxg6+ hxg6 28. Ng3 Rxb2 29. Rcd1 Ke6 30. Nxe4 dxe4 31. Rd8 Ke7 32. Rc8 Kd7 33. Ra8 Kc7 34. Rxa6 Bd6 35. Rd1 Rd8 36. Bh4 g5 37. fxg5 fxg5 38. Bxg5 *", + "Moves": "d6h2 g1f1 d8d1", + "MovesSAN": "Bh2+ Kf1 Rxd1#", + "Themes": "discoveredAttack endgame mate mateIn2 short" + }, + { + "FEN": "3rk3/p1pn2p1/7p/1Qb2P2/4P1q1/7P/PPP4P/RNB2R1K b - - 0 19", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 f6 4. dxe5 fxe5 5. Bc4 h6 6. Bxg8 Rxg8 7. Nxe5 Nxe5 8. Qd5 Qf6 9. Qxg8 d5 10. Qxd5 Be6 11. Qxb7 Rd8 12. O-O Qg6 13. f4 Bh3 14. Qb5+ Nd7 15. Qe2 Nf6 16. f5 Bc5+ 17. Kh1 Qg4 18. Qb5+ Nd7 19. gxh3 *", + "Moves": "g4e4 f1f3 e4f3", + "MovesSAN": "Qxe4+ Rf3 Qxf3#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "5k1r/p1Qn1qpp/3p4/6B1/3N4/P7/1r3PPP/R3R1K1 b - - 0 21", + "PGN": "1. e4 e5 2. d4 exd4 3. c3 dxc3 4. Bc4 c2 5. Qxc2 Bb4+ 6. Nd2 Nf6 7. Bxf7+ Kf8 8. e5 Qe7 9. Bb3 Qxe5+ 10. Ne2 d6 11. a3 Bc5 12. Nf3 Qe7 13. O-O Be6 14. Bg5 Bxb3 15. Qxb3 Nc6 16. Rfe1 Qf7 17. Qxb7 Rb8 18. Qxc6 Rxb2 19. Nfd4 Nd7 20. Qxc7 Bxd4 21. Nxd4 *", + "Moves": "f7f2 g1h1 f2g2", + "MovesSAN": "Qxf2+ Kh1 Qxg2#", + "Themes": "fork mate mateIn2 middlegame short" + }, + { + "FEN": "2r3k1/5pp1/8/P3P2p/1R6/4R3/3r2PP/6K1 b - - 0 30", + "PGN": "1. d4 d5 2. c4 dxc4 3. e4 c6 4. Bxc4 e6 5. Nc3 b5 6. Nxb5 cxb5 7. Bxb5+ Bd7 8. Bd3 Nc6 9. d5 exd5 10. exd5 Qa5+ 11. Bd2 Qxd5 12. Qe2+ Be7 13. Be4 Qe6 14. Nf3 Nf6 15. Bd3 Qxe2+ 16. Bxe2 O-O 17. O-O Bg4 18. Rfe1 Rad8 19. Be3 Bd6 20. Rac1 Ne5 21. Nxe5 Bxe5 22. f4 Bxe2 23. fxe5 Ng4 24. Rxe2 Nxe3 25. Rxe3 Rd2 26. Rb1 h5 27. a4 a5 28. b4 axb4 29. Rxb4 Rc8 30. a5 *", + "Moves": "c8c1 e3e1 c1e1", + "MovesSAN": "Rc1+ Re1 Rxe1#", + "Themes": "endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "5rk1/ppp2q1p/5rpQ/4n3/8/2P3R1/PPB3PP/R5K1 b - - 1 24", + "PGN": "1. e4 g6 2. d4 Bg7 3. f4 d6 4. Nc3 Nf6 5. e5 dxe5 6. fxe5 Nd5 7. Nxd5 Qxd5 8. Nf3 O-O 9. Bd3 Bg4 10. O-O Bxf3 11. Rxf3 Nc6 12. c3 Rad8 13. Qf1 e6 14. Bg5 Rc8 15. Bf6 Qd7 16. Bxg7 Kxg7 17. Rh3 f6 18. exf6+ Rxf6 19. Qe2 Rcf8 20. Qe3 Qf7 21. Qh6+ Kg8 22. Rg3 e5 23. dxe5 Nxe5 24. Bc2 *", + "Moves": "f6f1 a1f1 f7f1", + "MovesSAN": "Rf1+ Rxf1 Qxf1#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "8/1rp3Bk/5K2/6R1/2P2P2/8/8/1q2r3 w - - 0 59", + "PGN": "1. d4 d5 2. c4 Nc6 3. cxd5 Qxd5 4. Nc3 Qxd4 5. Qxd4 Nxd4 6. Rb1 Nc2+ 7. Kd1 Nd4 8. e3 Nc6 9. Bb5 Bf5 10. Ra1 Bd7 11. Nf3 a6 12. Ba4 b5 13. Bb3 e6 14. Re1 Na5 15. Ke2 Bc6 16. e4 Nxb3 17. axb3 b4 18. Nd1 Bxe4 19. Ne3 O-O-O 20. Rxa6 Bd3+ 21. Kd2 Bxa6+ 22. Kc2 Nf6 23. Ne5 Re8 24. Nxf7 Rg8 25. Nc4 Bxc4 26. bxc4 Bc5 27. f3 Rgf8 28. Ne5 Nd7 29. Nc6 Kb7 30. Ne5 Nxe5 31. Rxe5 Bd6 32. Rb5+ Kc6 33. b3 Rb8 34. Ra5 Bxh2 35. Ra6+ Rb6 36. Ra7 Rd8 37. Be3 Rb7 38. Ra6+ Kd7 39. Ra5 Be5 40. Rxe5 Ke7 41. Rh5 h6 42. g4 Ra8 43. g5 hxg5 44. Rxg5 Ra2+ 45. Kd3 Kf7 46. Bd4 Ra3 47. Rxg7+ Kf8 48. Rh7 Rxb3+ 49. Ke4 Rb1 50. Rh8+ Kf7 51. Rh7+ Kg6 52. Rg7+ Kh5 53. f4 b3 54. Rg5+ Kh6 55. Bg7+ Kh7 56. Ke5 b2 57. Kxe6 Re1+ 58. Kf6 b1=Q *", + "Moves": "g5h5 h7g8 h5h8", + "MovesSAN": "Rh5+ Kg8 Rh8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "6k1/R4ppp/p3p3/3pP3/Pr1P4/4bN1P/P5P1/7K w - - 1 25", + "PGN": "1. e4 c6 2. d4 d5 3. e5 Bf5 4. c3 e6 5. Bd3 Bxd3 6. Nf3 Nd7 7. Qxd3 c5 8. O-O Ne7 9. h3 Nf5 10. Be3 cxd4 11. cxd4 Qb6 12. b3 Rc8 13. Nc3 Nxe3 14. fxe3 Bb4 15. Na4 Qa6 16. Qxa6 bxa6 17. Ng5 O-O 18. Rac1 Rxc1 19. Rxc1 Bd2 20. Rc7 Bxe3+ 21. Kh1 Nb6 22. Nf3 Nxa4 23. bxa4 Rb8 24. Rxa7 Rb4 *", + "Moves": "a7a8 b4b8 a8b8", + "MovesSAN": "Ra8+ Rb8 Rxb8#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "r4qk1/pp2p2p/2np2p1/8/3b4/2N5/PP3NP1/R1BQR1K1 b - - 0 16", + "PGN": "1. e4 c5 2. Nf3 g6 3. Bc4 Nc6 4. O-O Bg7 5. c3 d6 6. h3 Nf6 7. Re1 O-O 8. d4 cxd4 9. cxd4 Nxe4 10. Bxf7+ Rxf7 11. Rxe4 Bf5 12. Re1 Qf8 13. Nc3 Bxh3 14. Ng5 Rxf2 15. Nxh3 Bxd4 16. Nxf2 *", + "Moves": "f8f2 g1h2 f2h4", + "MovesSAN": "Qxf2+ Kh2 Qh4#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "r4rk1/pp1b1ppp/1q2p3/8/3pNnP1/P2B1P1Q/1PP4P/2KR3R w - - 2 18", + "PGN": "1. d4 Nf6 2. Nc3 e6 3. e4 Bb4 4. Ne2 d5 5. e5 Ne4 6. Bd2 O-O 7. f3 Nxd2 8. Qxd2 c5 9. a3 cxd4 10. Qxd4 Bxc3+ 11. Nxc3 Nc6 12. Qg4 Nxe5 13. Qh3 Ng6 14. g4 Qb6 15. O-O-O Bd7 16. Bd3 d4 17. Ne4 Nf4 *", + "Moves": "e4f6 g7f6 h3h7", + "MovesSAN": "Nf6+ gxf6 Qxh7#", + "Themes": "kingsideAttack mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "6k1/1p3ppp/p1b5/3p2B1/8/P2Q1BbP/1PP2qP1/4R2K b - - 0 27", + "PGN": "1. d4 e6 2. e3 Nf6 3. Bd3 d5 4. Nf3 c5 5. dxc5 Bxc5 6. Nc3 Nc6 7. Bd2 a6 8. O-O O-O 9. Re1 d4 10. Nxd4 Nxd4 11. exd4 Bxd4 12. Be2 Qb6 13. Rf1 Bd7 14. h3 Bc6 15. Bf3 Nd5 16. Nxd5 exd5 17. Rb1 Rfe8 18. a3 Re6 19. Bg4 Rf6 20. Bg5 Rxf2 21. Rxf2 Bxf2+ 22. Kh1 Qc5 23. Qe2 Bg3 24. Bf3 Re8 25. Qd3 Qf2 26. Rf1 Re1 27. Rxe1 *", + "Moves": "f2e1 d3f1 e1f1", + "MovesSAN": "Qxe1+ Qf1 Qxf1#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "5rk1/p3p1bp/4R1pB/3p4/5Q2/8/Pqr3PP/5R1K w - - 2 22", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Nf6 6. Bb5 Bd7 7. O-O g6 8. Bg5 Bg7 9. Qd2 O-O 10. Rae1 Rc8 11. Bxc6 bxc6 12. f4 Qb6 13. Kh1 Rfe8 14. e5 dxe5 15. fxe5 Nd5 16. e6 Bxe6 17. Nxe6 fxe6 18. Rxe6 Qxb2 19. Nxd5 cxd5 20. Bh6 Rxc2 21. Qf4 Rf8 *", + "Moves": "f4f8 g7f8 f1f8", + "MovesSAN": "Qxf8+ Bxf8 Rxf8#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "6k1/4Qr2/p5q1/1p2B3/1Pp3p1/P4PK1/6P1/8 w - - 3 48", + "PGN": "1. e4 c5 2. d3 d6 3. Bd2 a6 4. a3 e6 5. Nc3 b5 6. h3 Bb7 7. Be2 Nd7 8. Nf3 Ngf6 9. Nb1 Be7 10. b3 O-O 11. Bf1 Qc7 12. Ng5 h6 13. h4 d5 14. Nc3 dxe4 15. dxe4 Nxe4 16. Ncxe4 hxg5 17. hxg5 Bxe4 18. Qh5 f6 19. g6 Bxg6 20. Qxg6 Qe5+ 21. Be2 Qxa1+ 22. Bd1 Qe5+ 23. Be2 Qa1+ 24. Bd1 Qe5+ 25. Kf1 Qf5 26. Qg3 Kf7 27. Bh5+ g6 28. Bg4 Qe5 29. Bf4 Qa1+ 30. Ke2 Qxh1 31. Bxe6+ Ke8 32. Qxg6+ Kd8 33. Qd3 Qh5+ 34. f3 Ra7 35. Qc3 Ke8 36. b4 c4 37. Qd4 Qg6 38. Qxa7 Qxc2+ 39. Kf1 Qd1+ 40. Kf2 Qc2+ 41. Kg3 Qg6+ 42. Bg4 f5 43. Qa8+ Kf7 44. Qd5+ Kg7 45. Qxd7 fxg4 46. Qxe7+ Rf7 47. Be5+ Kg8 *", + "Moves": "e7e8 f7f8 e8g6", + "MovesSAN": "Qe8+ Rf8 Qxg6#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "8/5pp1/7p/8/1Rn4P/4r1k1/3p1N2/3R2K1 b - - 1 53", + "PGN": "1. e4 e6 2. d4 Nf6 3. Nd2 d5 4. e5 Nfd7 5. Ngf3 c5 6. c3 cxd4 7. cxd4 Bb4 8. Bb5 Qb6 9. Ba4 Nc6 10. Bxc6 bxc6 11. O-O c5 12. Re1 cxd4 13. a3 Bxd2 14. Qxd2 O-O 15. Qxd4 Qc7 16. Qf4 Ba6 17. Bd2 Qc2 18. Bc3 h6 19. Rac1 Qb3 20. h4 Nc5 21. Rcd1 Ne4 22. Rc1 Nc5 23. Rcd1 Rac8 24. Qb4 Qxb4 25. Bxb4 Ne4 26. Bxf8 Rxf8 27. Nd2 Nc5 28. b4 Na4 29. Nb3 Nc3 30. Rc1 Na4 31. Nc5 Nb2 32. Nxa6 Nc4 33. Rc3 Kh7 34. Nc5 Kg6 35. a4 Kf5 36. g3 Nxe5 37. a5 Nc4 38. Rb3 e5 39. Nd7 Re8 40. Rd1 d4 41. Rc1 Nd6 42. Nc5 e4 43. Re1 d3 44. b5 Nc4 45. b6 d2 46. Rd1 Nxa5 47. Rb5 axb6 48. Rxb6 Nc4 49. Rb5 e3 50. fxe3 Rxe3 51. Nd3+ Kg4 52. Nf2+ Kxg3 53. Rb4 *", + "Moves": "e3e1 d1e1 d2e1q", + "MovesSAN": "Re1+ Rxe1 dxe1=Q#", + "Themes": "advancedPawn endgame mate mateIn2 promotion short" + }, + { + "FEN": "r4bk1/1p1q2p1/p3p1Q1/4n3/4N3/8/PPP3PP/R5K1 w - - 0 21", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bc4 e5 7. Nf3 Be6 8. Bxe6 fxe6 9. Ng5 Qd7 10. O-O Be7 11. f4 exf4 12. Rxf4 O-O 13. Qd3 Nh5 14. Rxf8+ Bxf8 15. Nxh7 Kxh7 16. e5+ Kg8 17. Qg6 Nf4 18. Bxf4 dxe5 19. Bxe5 Nc6 20. Ne4 Nxe5 *", + "Moves": "e4f6 g8h8 g6h5", + "MovesSAN": "Nf6+ Kh8 Qh5#", + "Themes": "mate mateIn2 middlegame pin short" + }, + { + "FEN": "r2q1rk1/ppp1bppp/4pn2/n1P3N1/3PN3/P2QB3/1P3PPP/R4RK1 w - - 5 16", + "PGN": "1. e4 d5 2. exd5 Nf6 3. Nf3 Nxd5 4. d4 Bf5 5. a3 e6 6. c4 Nb6 7. Nc3 Be7 8. Be2 O-O 9. O-O Bf6 10. Be3 Nc6 11. Bd3 Bxd3 12. Qxd3 Na5 13. c5 Nd5 14. Ne4 Be7 15. Nfg5 Nf6 *", + "Moves": "e4f6 g7f6 d3h7", + "MovesSAN": "Nxf6+ gxf6 Qxh7#", + "Themes": "discoveredAttack kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "R2r2k1/5ppp/2Q5/6q1/3P4/P6P/r4P2/5n1K w - - 0 27", + "PGN": "1. d4 d5 2. c4 Nf6 3. Nc3 c6 4. Nf3 Bf5 5. Bg5 Nbd7 6. e3 e6 7. cxd5 exd5 8. Bd3 Bxd3 9. Qxd3 Be7 10. h3 O-O 11. O-O Re8 12. a3 Ne4 13. Nxe4 dxe4 14. Bxe7 Qxe7 15. Qb3 exf3 16. Qxb7 fxg2 17. Rfe1 Rab8 18. Qxc6 Rxb2 19. Qxg2 Qf6 20. Rab1 Ra2 21. Rb7 Nb6 22. Rxa7 Nc4 23. Rf1 Nxe3 24. Ra8 Rd8 25. Qc6 Qg5+ 26. Kh1 Nxf1 *", + "Moves": "c6e8 d8e8 a8e8", + "MovesSAN": "Qe8+ Rxe8 Rxe8#", + "Themes": "backRankMate endgame mate mateIn2 sacrifice short xRayAttack" + }, + { + "FEN": "3r1k1r/1pq1bpp1/p4p2/5N2/8/8/1PN1QPPP/R3R1K1 b - - 5 20", + "PGN": "1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Nc3 Nf6 5. Bd3 Nc6 6. Bg5 Nxd4 7. Bxf6 exf6 8. Bxh7 Nxc2+ 9. Bxc2 Be6 10. Bb3 d4 11. Nb5 Bxb3 12. axb3 Qb6 13. Nxd4 Rd8 14. Qe2+ Be7 15. Nc2 Kf8 16. Nf3 Qxb3 17. O-O a6 18. Nfd4 Qb6 19. Nf5 Qc7 20. Rfe1 *", + "Moves": "c7h2 g1f1 h2h1", + "MovesSAN": "Qxh2+ Kf1 Qh1#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "5rk1/4Qppp/p7/1p1p4/3P4/8/1qr1RPPP/4R1K1 w - - 0 21", + "PGN": "1. e4 c6 2. Nf3 d5 3. exd5 cxd5 4. d4 Bf5 5. Nc3 e6 6. Bd3 Ne7 7. O-O Nbc6 8. Re1 a6 9. Bg5 Bxd3 10. Qxd3 Qc7 11. Bxe7 Bxe7 12. Ne5 O-O 13. Nxc6 Qxc6 14. Re2 Rac8 15. Rae1 b5 16. Nd1 Qc4 17. Qe3 Qxa2 18. Nc3 Qxb2 19. Nxd5 exd5 20. Qxe7 Rxc2 *", + "Moves": "e7f8 g8f8 e2e8", + "MovesSAN": "Qxf8+ Kxf8 Re8#", + "Themes": "attraction endgame mate mateIn2 sacrifice short" + }, + { + "FEN": "1k1r3r/ppq1bB2/1np2pp1/8/3P4/2P5/PP1BQPPP/R3R1K1 b - - 0 18", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 c6 5. Bc4 Bf5 6. Bd2 Qc7 7. Nf3 e6 8. O-O Bd6 9. Re1 Nd7 10. Ne4 Be7 11. Qe2 Nb6 12. Bb3 O-O-O 13. c3 Nf6 14. Nxf6 gxf6 15. Nh4 Bg6 16. Nxg6 hxg6 17. Bxe6+ Kb8 18. Bxf7 *", + "Moves": "c7h2 g1f1 h2h1", + "MovesSAN": "Qxh2+ Kf1 Qh1#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "r2q4/pp6/2p1pnPQ/3p1k2/5P2/2P1P3/PP1K2P1/r7 w - - 3 26", + "PGN": "1. d4 d5 2. Bf4 Bf5 3. h3 e6 4. e3 Nd7 5. Nf3 Ngf6 6. Nbd2 Bb4 7. c3 Bd6 8. Ne5 O-O 9. Be2 Bxe5 10. dxe5 Ne8 11. Bg4 f6 12. Nf3 Bxg4 13. hxg4 fxe5 14. Nxe5 c6 15. Qd3 g6 16. Nxg6 hxg6 17. Qxg6+ Ng7 18. Qh7+ Kf7 19. g5 Rh8 20. g6+ Kf6 21. Bg5+ Kxg5 22. Qxg7 Rxh1+ 23. Kd2 Rxa1 24. f4+ Kf5 25. Qh6 Nf6 *", + "Moves": "h6g5 f5e4 g5e5", + "MovesSAN": "Qg5+ Ke4 Qe5#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r4rk1/p4ppp/2p5/4p3/1P2Pnq1/P1N3P1/2Q2P1P/3RRK2 b - - 0 21", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. Nxc6 bxc6 6. c4 Nf6 7. Bd3 Bc5 8. O-O O-O 9. a3 e5 10. b4 Be7 11. c5 d6 12. cxd6 Qxd6 13. Bg5 Nd5 14. Bxe7 Nxe7 15. Nc3 Ng6 16. Qc2 Nf4 17. Rad1 Qg6 18. g3 Bh3 19. Rfe1 Qg4 20. Bf1 Bxf1 21. Kxf1 *", + "Moves": "g4h3 f1g1 h3g2", + "MovesSAN": "Qh3+ Kg1 Qg2#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "r3rk2/2q2pp1/p1nb3p/1pp4b/3pR2n/2PP1N1P/PPBNQPP1/4R1K1 w - - 0 20", + "PGN": "1. e4 c5 2. Bc4 Nc6 3. c3 e6 4. Nf3 d5 5. exd5 exd5 6. Bb5 Bd6 7. d3 Ne7 8. Bg5 O-O 9. O-O h6 10. Bh4 Bg4 11. h3 Bh5 12. Re1 Re8 13. Re3 a6 14. Ba4 b5 15. Bc2 d4 16. Re4 Qc7 17. Qe2 Kf8 18. Nbd2 Ng6 19. Re1 Nxh4 *", + "Moves": "e4e8 a8e8 e2e8", + "MovesSAN": "Rxe8+ Rxe8 Qxe8#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "r1b3k1/p3rppp/2p5/2p5/5B2/5N2/PPP2PPP/3R2K1 w - - 0 16", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. d4 Nf6 4. Nc3 Qd8 5. Bc4 e6 6. Nf3 c5 7. O-O Nc6 8. d5 exd5 9. Re1+ Be7 10. Nxd5 Nxd5 11. Bxd5 O-O 12. Bf4 Re8 13. Bxc6 Qxd1 14. Raxd1 bxc6 15. Rxe7 Rxe7 *", + "Moves": "d1d8 e7e8 d8e8", + "MovesSAN": "Rd8+ Re8 Rxe8#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "5k2/5p2/p1pq1P2/2p5/8/3P2rQ/P1q5/7K w - - 0 38", + "PGN": "1. e4 c5 2. f4 Nc6 3. Nf3 e6 4. Bc4 d5 5. exd5 exd5 6. Bb5 Nf6 7. Ne5 Bd7 8. Nxd7 Qxd7 9. O-O a6 10. Re1+ Be7 11. Bxc6 bxc6 12. Nc3 O-O 13. d3 Bd6 14. Ne2 Qc7 15. Rf1 Rfe8 16. Ng3 h6 17. Qf3 Rab8 18. Nh5 Nxh5 19. Qxh5 d4 20. f5 Kh7 21. f6 Re5 22. Qg4 g5 23. h4 Rbe8 24. hxg5 hxg5 25. Qh5+ Kg8 26. Qh6 Bf8 27. Qh5 Qd6 28. Bxg5 Qd5 29. c4 dxc3 30. Rae1 Rxg5 31. Qh3 Rxe1 32. Rxe1 cxb2 33. Re8 b1=Q+ 34. Kh2 Qd6+ 35. g3 Qc2+ 36. Kh1 Rxg3 37. Rxf8+ Kxf8 *", + "Moves": "h3c8 d6d8 c8d8", + "MovesSAN": "Qc8+ Qd8 Qxd8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "3r4/8/3P1R2/2B2p2/1P3k1K/8/5P2/8 b - - 1 45", + "PGN": "1. e4 c5 2. d4 cxd4 3. c3 e5 4. Nf3 Nc6 5. Bc4 Be7 6. O-O h6 7. cxd4 exd4 8. Nxd4 Nf6 9. Nxc6 bxc6 10. e5 Nd5 11. Bxd5 cxd5 12. Qxd5 Rb8 13. Nc3 O-O 14. Qf3 Kh7 15. Be3 a6 16. Rab1 d6 17. Rfd1 Qc7 18. Nd5 Qd7 19. Nxe7 Qxe7 20. exd6 Qd8 21. b3 Be6 22. Rbc1 Rc8 23. Qb7 Rxc1 24. Bxc1 Re8 25. Qxa6 Bf5 26. Be3 Be6 27. b4 Qf6 28. Qc6 Rc8 29. Qf3 Qb2 30. a3 Qxa3 31. Bc5 Qxf3 32. gxf3 Bd5 33. Kg2 Rd8 34. Rxd5 Kg6 35. h4 Kf6 36. Kg3 Ke6 37. Rd4 Ke5 38. Rd3 f5 39. f4+ Ke4 40. Ra3 Kd5 41. Ra7 g5 42. Rh7 gxh4+ 43. Kxh4 Ke4 44. Rxh6 Kxf4 45. Rf6 *", + "Moves": "d8h8 f6h6 h8h6", + "MovesSAN": "Rh8+ Rh6 Rxh6#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "4r3/R3np2/p5p1/Bpk4p/2p4n/2P2B2/P1P2P1P/6K1 w - - 6 30", + "PGN": "1. e4 d6 2. Nf3 c5 3. Be2 g6 4. d4 Bg7 5. dxc5 dxc5 6. Qxd8+ Kxd8 7. O-O Bg4 8. Bb5 a6 9. Bc4 Bxf3 10. gxf3 e6 11. Bf4 Nc6 12. Nc3 Nge7 13. Bg3 b5 14. Be2 Bxc3 15. bxc3 Kc8 16. f4 c4 17. Bf3 Kb7 18. f5 exf5 19. exf5 Nxf5 20. Bf4 Rac8 21. Rad1 Rhd8 22. Rfe1 Kb6 23. Bg4 Rxd1 24. Rxd1 Nce7 25. Rd7 Rf8 26. Bf3 h5 27. Bc7+ Kc5 28. Ba5 Re8 29. Ra7 Nh4 *", + "Moves": "a5b4 c5b6 a7b7", + "MovesSAN": "Bb4+ Kb6 Rb7#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "1r4k1/p3Rrpp/1qB1Q3/8/2P5/2N5/PP3PPP/6K1 b - - 0 22", + "PGN": "1. e4 d5 2. exd5 Nf6 3. Nf3 Bg4 4. Be2 Nxd5 5. d4 e6 6. O-O Nd7 7. c4 N5b6 8. Nc3 c5 9. Bg5 f6 10. Bf4 cxd4 11. Qxd4 e5 12. Bxe5 Bxf3 13. Bxf3 fxe5 14. Rfe1 Bc5 15. Rxe5+ Nxe5 16. Qxe5+ Be7 17. Bxb7 Rb8 18. Bc6+ Nd7 19. Rd1 O-O 20. Qe6+ Rf7 21. Rxd7 Qb6 22. Rxe7 *", + "Moves": "b6f2 g1h1 f2f1", + "MovesSAN": "Qxf2+ Kh1 Qf1#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "r3b1k1/1pq2rb1/p3p1QR/4P3/3PB3/2P3P1/P2n1P2/R3K3 w Q - 0 25", + "PGN": "1. e4 e6 2. Nc3 d5 3. d3 d4 4. g3 dxc3 5. Bg2 g6 6. bxc3 Bg7 7. Bd2 Ne7 8. Nf3 O-O 9. Qe2 c5 10. h4 Qa5 11. d4 cxd4 12. cxd4 Qc7 13. c3 a6 14. h5 Bd7 15. hxg6 fxg6 16. Ng5 h6 17. Nf3 Nbc6 18. Nh4 Rf6 19. e5 Rf7 20. Qg4 Na5 21. Nxg6 Nxg6 22. Qxg6 Be8 23. Rxh6 Nc4 24. Be4 Nxd2 *", + "Moves": "h6h8 g8h8 g6h7", + "MovesSAN": "Rh8+ Kxh8 Qh7#", + "Themes": "attraction kingsideAttack mate mateIn2 middlegame pin sacrifice short" + }, + { + "FEN": "r5rk/pp3p1p/2p1qPpQ/3p4/1B3R2/P6P/1PP3P1/3n2K1 w - - 3 24", + "PGN": "1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. exd5 exd5 5. Bd2 Ne7 6. a3 Bxc3 7. Bxc3 O-O 8. Bd3 Bf5 9. Nf3 Nbc6 10. O-O Qd7 11. Ne5 Nxe5 12. dxe5 Bxd3 13. Qxd3 Ng6 14. Rad1 c6 15. Bb4 Rfe8 16. Qg3 Nxe5 17. f4 Ng4 18. f5 Ne3 19. f6 g6 20. Rf4 Nxd1 21. Qg5 Qe6 22. h3 Kh8 23. Qh6 Rg8 *", + "Moves": "h6h7 h8h7 f4h4", + "MovesSAN": "Qxh7+ Kxh7 Rh4#", + "Themes": "attraction kingsideAttack mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "6r1/ppp3r1/6k1/5R1p/1PNp2P1/P5KP/8/4n3 w - - 6 34", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. c4 Bc5 4. Nc3 d6 5. a3 Bg4 6. b4 Bb6 7. Be2 Nf6 8. h3 Bh5 9. O-O Qd7 10. Nxe5 Bxe2 11. Nxd7 Bxd1 12. Nxf6+ gxf6 13. Nxd1 Rg8 14. Bb2 Ke7 15. Kh2 Ne5 16. d4 Nxc4 17. Bc3 Rg7 18. e5 fxe5 19. dxe5 dxe5 20. Re1 f6 21. f4 Rag8 22. Ra2 Ke6 23. Rae2 Kd6 24. fxe5+ fxe5 25. g4 Bd4 26. Bxd4 exd4 27. Rc2 Ne5 28. Rc5 Nf3+ 29. Kg3 Nxe1 30. Nb2 h5 31. Nc4+ Ke6 32. Re5+ Kf6 33. Rf5+ Kg6 *", + "Moves": "c4e5 g6h7 f5h5", + "MovesSAN": "Ne5+ Kh7 Rxh5#", + "Themes": "deflection endgame mate mateIn2 short" + }, + { + "FEN": "4r1k1/R4ppp/5n2/P7/2QPb3/6PK/5q1P/8 w - - 0 43", + "PGN": "1. e3 d5 2. Qf3 e5 3. b3 Nf6 4. Bb2 Bg4 5. Qg3 d4 6. Qxe5+ Be7 7. Bxd4 Nc6 8. Bb5 O-O 9. Bxc6 bxc6 10. Qf4 Bd6 11. Be5 Bxe5 12. Qxe5 Re8 13. Qc3 Qd6 14. d4 Ne4 15. Qd3 Nf6 16. Nc3 Rad8 17. Nge2 Bh5 18. O-O Bg6 19. Qd2 c5 20. Nb5 Qb6 21. a4 cxd4 22. Nbxd4 c5 23. a5 Qd6 24. Qc3 cxd4 25. exd4 Rc8 26. Qf3 Rxc2 27. Nf4 Rcc8 28. g3 Be4 29. Qd1 Bc2 30. Qd2 Bxb3 31. Rfb1 Bd5 32. Nd3 Be4 33. Ne5 Rxe5 34. Rb7 Ree8 35. Rxa7 Red8 36. Ra4 Bg6 37. Qe3 Re8 38. Qd3 Qe6 39. Rc4 Qe1+ 40. Kg2 Rxc4 41. Qxc4 Be4+ 42. Kh3 Qxf2 *", + "Moves": "c4f7 g8h8 f7g7", + "MovesSAN": "Qxf7+ Kh8 Qxg7#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "2r3k1/5pp1/1p5p/8/3R4/8/1P3PPP/6K1 b - - 0 31", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nxd4 5. Qxd4 b6 6. Qd5 Rb8 7. Qd1 Bb7 8. Bd3 Qf6 9. O-O Bc5 10. Nc3 Ne7 11. Be3 Bd4 12. Bxd4 Qxd4 13. Rb1 O-O 14. Nb5 Qe5 15. Nxa7 Ra8 16. Nb5 Rxa2 17. c3 Ra4 18. Re1 Bxe4 19. Rxe4 Rxe4 20. Bxe4 Qxe4 21. Nxc7 Qc6 22. Na6 Nd5 23. Qf3 Re8 24. c4 Qxc4 25. Ra1 Rc8 26. Qd1 Nb4 27. Nxb4 Qxb4 28. Qxd7 Qc5 29. Rd1 h6 30. Qd4 Qxd4 31. Rxd4 *", + "Moves": "c8c1 d4d1 c1d1", + "MovesSAN": "Rc1+ Rd1 Rxd1#", + "Themes": "backRankMate endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "4r1k1/3qrpp1/2pb2Qp/p7/P2P3P/1BP2R2/5PP1/R5K1 b - - 0 25", + "PGN": "1. e4 c6 2. Nf3 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Nxf6+ exf6 6. d4 Bd6 7. Bd3 O-O 8. h3 Re8+ 9. Be3 Nd7 10. O-O Nf8 11. c3 Be6 12. Re1 Qd7 13. Bf1 Ng6 14. Qd2 f5 15. Ng5 f4 16. Nxe6 fxe3 17. Rxe3 Rxe6 18. Rf3 Rae8 19. Bc4 R6e7 20. Qg5 b5 21. Bb3 a5 22. a4 b4 23. h4 bxc3 24. bxc3 h6 25. Qxg6 *", + "Moves": "e7e1 a1e1 e8e1", + "MovesSAN": "Re1+ Rxe1 Rxe1#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "r2q3r/1ppn1Bpp/p1kbR3/3N4/PPN5/3P4/2P2PPP/R2b2K1 w - - 3 18", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd8 4. Nf3 Nf6 5. Bc4 a6 6. O-O Nc6 7. d3 Bg4 8. Bf4 e5 9. Bxe5 Nxe5 10. Re1 Nd7 11. Nxe5 Bxd1 12. Bxf7+ Ke7 13. Nd5+ Kd6 14. Nc4+ Kc5 15. b4+ Kb5 16. a4+ Kc6 17. Re6+ Bd6 *", + "Moves": "c4a5 c6d5 e6e4", + "MovesSAN": "Na5+ Kxd5 Re4#", + "Themes": "discoveredAttack mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "5b2/5p2/p3pPp1/1p1kP1P1/1Pbp4/P4K2/8/1B2B3 w - - 6 40", + "PGN": "1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Na3 Bd7 6. Nc2 cxd4 7. cxd4 Nge7 8. f4 Nf5 9. a3 Qb6 10. Nf3 Be7 11. g4 Nh4 12. g5 Nxf3+ 13. Qxf3 Nxd4 14. Nxd4 Qxd4 15. Qe3 Qxe3+ 16. Bxe3 b6 17. Bd3 Bc5 18. Bd2 Bd4 19. Rb1 Ke7 20. Ke2 Rhc8 21. Bb4+ Bc5 22. Bc3 d4 23. Bd2 Bc6 24. Rhc1 Kd7 25. h4 Ke7 26. f5 Kd7 27. f6 g6 28. h5 Rc7 29. hxg6 hxg6 30. b4 Bf8 31. Rb2 b5 32. Rbc2 a6 33. Kf2 Rac8 34. Kg3 Bd5 35. Rxc7+ Rxc7 36. Rxc7+ Kxc7 37. Be1 Bc4 38. Bb1 Kc6 39. Kf3 Kd5 *", + "Moves": "b1e4 d5e5 e1g3", + "MovesSAN": "Be4+ Kxe5 Bg3#", + "Themes": "bishopEndgame endgame mate mateIn2 short" + }, + { + "FEN": "5nk1/2p3p1/3pr2p/2P5/P3Pp2/5q2/4QP1P/R3R1K1 b - - 1 29", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 O-O 6. O-O a6 7. Bg5 h6 8. Bh4 Be7 9. Nbd2 d6 10. b4 Nh7 11. Bxe7 Qxe7 12. a4 Be6 13. Qb3 Rae8 14. Bxe6 Qxe6 15. c4 f5 16. b5 Ne7 17. bxa6 bxa6 18. Qb7 Ng6 19. Qxa6 Nf4 20. c5 fxe4 21. dxe4 Qg4 22. g3 Nh3+ 23. Kg2 Rxf3 24. Nxf3 Nf4+ 25. Kg1 Qxf3 26. gxf4 Re6 27. Qc4 Nf8 28. Rfe1 exf4 29. Qe2 *", + "Moves": "e6g6 g1f1 f3h1", + "MovesSAN": "Rg6+ Kf1 Qh1#", + "Themes": "endgame master mate mateIn2 short" + }, + { + "FEN": "6k1/ppr2pp1/3p4/1Q2nP1p/4P3/6q1/PP5R/3B1n1K w - - 0 35", + "PGN": "1. e4 e5 2. Nf3 d6 3. d4 exd4 4. c3 dxc3 5. Bc4 Be7 6. Nxc3 Nf6 7. O-O O-O 8. Bg5 Nc6 9. Qc2 Bg4 10. Nh4 Ne5 11. Bb3 Nh5 12. Bxe7 Qxe7 13. g3 Ng6 14. Nd5 Qg5 15. Ng2 Rac8 16. f4 Qd8 17. Rae1 Re8 18. f5 Ne5 19. Ngf4 Nf6 20. h3 Bh5 21. g4 Bxg4 22. hxg4 Nfxg4 23. Re2 Qg5 24. Rg2 Qh4 25. Nxc7 Re7 26. Nfd5 Rcxc7 27. Nxe7+ Qxe7 28. Qe2 Qg5 29. Bd1 h5 30. Qb5 Qe3+ 31. Kh1 Qh3+ 32. Kg1 Ne3 33. Rh2 Qg3+ 34. Kh1 Nxf1 *", + "Moves": "b5e8 g8h7 h2h5", + "MovesSAN": "Qe8+ Kh7 Rxh5#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "3rr1k1/pp3ppp/5q2/8/8/P2BQ3/2P2P1P/2K1R3 w - - 1 21", + "PGN": "1. d4 d5 2. Nc3 c5 3. Bf4 cxd4 4. Qxd4 Nf6 5. e3 Nc6 6. Qd2 e5 7. Bg5 Bb4 8. Bxf6 Qxf6 9. O-O-O d4 10. exd4 exd4 11. a3 Bxc3 12. bxc3 Be6 13. cxd4 Rd8 14. Nf3 O-O 15. Bb5 Bg4 16. Rhe1 Bxf3 17. gxf3 Nxd4 18. Bd3 Nxf3 19. Qe3 Nxe1 20. Rxe1 Rfe8 *", + "Moves": "e3e8 d8e8 e1e8", + "MovesSAN": "Qxe8+ Rxe8 Rxe8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r3r1k1/ppp1qppp/3b4/7Q/3P1n1n/1KPBp3/PP5P/R4N2 w - - 8 27", + "PGN": "1. d4 d6 2. Bf4 Nf6 3. e3 Nbd7 4. c3 e5 5. Bg3 Be7 6. Nf3 e4 7. Ng1 O-O 8. f3 d5 9. Nd2 Re8 10. fxe4 dxe4 11. Nh3 Bd6 12. Bc4 Nb6 13. Bb3 Bxh3 14. gxh3 Nbd5 15. Bh4 Qd7 16. Qc2 Nxe3 17. Qb1 Ng2+ 18. Kd1 Nxh4 19. Kc2 Qxh3 20. Bc4 e3 21. Nf1 Qg2+ 22. Kb3 Qxh1 23. Qd3 Qe4 24. Qe2 Nd5 25. Bd3 Qe7 26. Qh5 Nf4 *", + "Moves": "h5h7 g8f8 h7h8", + "MovesSAN": "Qxh7+ Kf8 Qh8#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "4rrk1/3b1ppp/1qn5/1p5Q/2pPN3/2P1n2P/1PBN2PK/R4R2 w - - 1 22", + "PGN": "1. d4 e6 2. Bf4 c5 3. e3 d5 4. c3 a6 5. a4 Nf6 6. Bd3 c4 7. Bc2 Nc6 8. Nf3 Bd7 9. Nbd2 b5 10. axb5 axb5 11. h3 Be7 12. O-O O-O 13. e4 dxe4 14. Nxe4 Qb6 15. Qe2 Nd5 16. Bh2 Rae8 17. Nfd2 Bf6 18. f4 e5 19. fxe5 Bxe5 20. Qh5 Bxh2+ 21. Kxh2 Ne3 *", + "Moves": "e4f6 g7f6 h5h7", + "MovesSAN": "Nf6+ gxf6 Qxh7#", + "Themes": "kingsideAttack mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "3r2k1/2q2pp1/1pp2pB1/p7/2Pn1bP1/P1B4P/1P2QP2/4R1K1 w - - 0 27", + "PGN": "1. e4 c6 2. Nf3 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Nxf6+ exf6 6. Bc4 Bd6 7. d3 O-O 8. O-O Re8 9. Re1 Bg4 10. h3 Bh5 11. Be3 a5 12. d4 Na6 13. Be2 Nb4 14. c4 Qc7 15. a3 Na6 16. Qc2 Bf4 17. Bd2 Rad8 18. Bc3 b6 19. g4 Bg6 20. Bd3 Nb8 21. Re2 Rxe2 22. Qxe2 Nd7 23. Re1 Nf8 24. Nh4 Ne6 25. Nxg6 hxg6 26. Bxg6 Nxd4 *", + "Moves": "e2e8 d8e8 e1e8", + "MovesSAN": "Qe8+ Rxe8 Rxe8#", + "Themes": "kingsideAttack mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "8/8/8/5K1p/6pk/8/6PP/8 w - - 0 62", + "PGN": "1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Nf6 6. Be3 Bb4 7. f3 d5 8. Nxc6 bxc6 9. e5 Nd7 10. f4 c5 11. Bd2 O-O 12. Nb5 Bxd2+ 13. Qxd2 Ba6 14. Nd6 Bxf1 15. Rxf1 Qb6 16. O-O-O Rab8 17. b3 c4 18. Kb1 Nc5 19. Qd4 Qb4 20. f5 cxb3 21. cxb3 Qa3 22. Rf3 Rb4 23. Qd2 Nxb3 24. Rxb3 Rxb3+ 25. axb3 Qxb3+ 26. Kc1 Rb8 27. Qc2 Qe3+ 28. Rd2 Qxe5 29. Qc7 Qa1+ 30. Kc2 Qb1+ 31. Kc3 Qb4+ 32. Kd3 Qb3+ 33. Ke2 Rf8 34. fxe6 fxe6 35. Qxa7 Qb4 36. Rd3 Qxd6 37. Qe3 Qe7 38. Rxd5 Qf6 39. Rd6 Qf1+ 40. Kd2 Rf2+ 41. Kc3 Qa1+ 42. Kc4 Rc2+ 43. Kb5 Qb2+ 44. Ka6 Qa2+ 45. Kb7 Rb2+ 46. Rb6 Rxb6+ 47. Kxb6 Qb2+ 48. Kc6 Qf6 49. Kd6 Kf7 50. Qa7+ Kg6 51. Qe3 e5+ 52. Kd5 h6 53. Qxe5 Qxe5+ 54. Kxe5 Kg5 55. Ke4 g6 56. Kf3 Kh4 57. Kf2 g5 58. Kf3 Kh5 59. Kg3 g4 60. Kf4 Kh4 61. Kf5 h5 *", + "Moves": "f5f4 g4g3 h2g3", + "MovesSAN": "Kf4 g3 hxg3#", + "Themes": "endgame mate mateIn2 pawnEndgame short zugzwang" + }, + { + "FEN": "6k1/pp3ppp/2p5/5b2/8/2P2PK1/Pr4PP/3Rr3 w - - 0 22", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nc3 Bc5 6. Be3 Nxd4 7. Bxd4 Bxd4 8. Qxd4 O-O 9. Nd5 Nxd5 10. Qxd5 c6 11. Qd4 d5 12. Bd3 dxe4 13. Qxd8 Rxd8 14. Bxe4 Re8 15. Rd1 Rxe4+ 16. Kf1 Bf5 17. f3 Re3 18. Kf2 Rae8 19. c3 Re2+ 20. Kg3 Rxb2 21. Rhe1 Rxe1 *", + "Moves": "d1d8 e1e8 d8e8", + "MovesSAN": "Rd8+ Re8 Rxe8#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "4r2k/p2Q2pp/2p2q2/8/3P4/8/r4PK1/5R2 w - - 0 36", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. cxd4 Bb4+ 7. Bd2 Nxe4 8. Bxb4 Nxb4 9. Bxf7+ Kxf7 10. Qb3+ Ke8 11. Qxb4 d5 12. O-O Kf7 13. Nbd2 Re8 14. Ne5+ Kg8 15. Nxe4 dxe4 16. Qc4+ Be6 17. Qc3 c6 18. Rae1 Bf5 19. g4 Qg5 20. Qg3 Bg6 21. h4 Qf6 22. Nxg6 Qxg6 23. Qb3+ Kh8 24. Qxb7 Qxg4+ 25. Kh1 Qxh4+ 26. Kg2 Qg4+ 27. Kh2 Qf4+ 28. Kg2 Qg5+ 29. Kh2 Qh6+ 30. Kg2 Reb8 31. Qd7 Rxb2 32. Rxe4 Qg6+ 33. Rg4 Qf6 34. Re4 Rxa2 35. Re8+ Rxe8 *", + "Moves": "d7e8 f6f8 e8f8", + "MovesSAN": "Qxe8+ Qf8 Qxf8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "6k1/1p2Qp2/p3bBpp/3q4/2p2P2/7P/2p3P1/6K1 w - - 0 49", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. d3 d6 4. Bg5 Be7 5. h3 Be6 6. Be2 c6 7. O-O O-O 8. Nc3 h6 9. Bh4 Nh7 10. Bg3 Ng5 11. d4 Nxf3+ 12. Bxf3 exd4 13. Qxd4 c5 14. Qd1 Nc6 15. a3 Nd4 16. e5 Nxf3+ 17. Qxf3 d5 18. Ne2 Qb6 19. b3 Rad8 20. Rfd1 d4 21. a4 Bd5 22. Qd3 Qc6 23. Nf4 Be4 24. Qe2 Bg5 25. f3 Bxf4 26. Bxf4 Bf5 27. Qc4 Be6 28. Qd3 Rd5 29. Bg3 Rfd8 30. f4 g6 31. Re1 Bf5 32. Qc4 Re8 33. Rad1 a6 34. a5 Be6 35. Re2 Rxe5 36. Qd3 Rxe2 37. Qxe2 Bxb3 38. Qf2 Bd5 39. Rd2 Qb5 40. Bh4 Qxa5 41. Re2 Rxe2 42. Qxe2 Qc7 43. Bf6 Be6 44. Qf3 Qd7 45. Qe4 Qd5 46. Qd3 c4 47. Qa3 d3 48. Qe7 dxc2 *", + "Moves": "e7e8 g8h7 e8h8", + "MovesSAN": "Qe8+ Kh7 Qh8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "2kr1r2/ppp3pp/4N1b1/8/8/P7/1PP2RPP/1RB3K1 b - - 0 18", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 Bc5 4. dxe5 d6 5. exd6 Qxd6 6. Qxd6 Bxd6 7. Bb5 Bd7 8. O-O O-O-O 9. Bxc6 Bxc6 10. e5 Bc5 11. Nbd2 f6 12. exf6 Nxf6 13. Rb1 Ne4 14. Nxe4 Bxe4 15. Ng5 Bg6 16. a3 Rhf8 17. Ne6 Bxf2+ 18. Rxf2 *", + "Moves": "d8d1 f2f1 d1f1", + "MovesSAN": "Rd1+ Rf1 Rdxf1#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "6r1/2p5/p1np1R2/1p2pR2/4P1rk/3PP3/PPP3P1/6K1 w - - 10 32", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 h6 4. Nc3 Nf6 5. O-O Bc5 6. d3 d6 7. h3 a6 8. Be3 Bxe3 9. fxe3 O-O 10. Nh4 Kh7 11. Nf5 Be6 12. Nd5 b5 13. Nxf6+ gxf6 14. Bxe6 fxe6 15. Nh4 Rg8 16. Qf3 f5 17. Nxf5 exf5 18. Qxf5+ Rg6 19. Qf7+ Rg7 20. Qf5+ Rg6 21. Qf7+ Rg7 22. Qf5+ Kh8 23. Qh5 Qg5 24. Qxg5 hxg5 25. Rf5 g4 26. hxg4 Rxg4 27. Rh5+ Kg7 28. Rf1 Kg6 29. Rhf5 Rg8 30. Rf6+ Kh5 31. R1f5+ Kh4 *", + "Moves": "f6h6 h4g3 f5f3", + "MovesSAN": "Rh6+ Kg3 Rf3#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "2r5/6p1/6k1/8/5QP1/6KP/8/2r5 w - - 17 55", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 h6 4. Nc3 Nf6 5. O-O Na5 6. Bb3 Nxb3 7. axb3 c6 8. Nxe5 Bd6 9. f4 Qe7 10. d4 c5 11. dxc5 Bxc5+ 12. Kh1 d6 13. Nc4 Bg4 14. Qd3 O-O 15. e5 dxe5 16. fxe5 Nd7 17. Qg3 Qe6 18. h3 Bf5 19. Rxf5 Qxf5 20. Bxh6 Qg6 21. Qxg6 fxg6 22. Bd2 Rf2 23. Rd1 Raf8 24. Be3 Rxc2 25. Rxd7 Bxe3 26. Nxe3 Rxb2 27. Rxb7 Rc8 28. Ncd1 Rb1 29. Rxa7 Rxb3 30. Ra1 Rc5 31. Ra8+ Kh7 32. e6 Re5 33. Re8 Rb6 34. Nc4 Re1+ 35. Kh2 Rc6 36. e7 Rxc4 37. g4 Rxd1 38. Rh8+ Kxh8 39. e8=Q+ Kh7 40. Qe2 Rdc1 41. Kg3 g5 42. Qd3+ Kh6 43. Qd6+ Kh7 44. Qd3+ Kh8 45. Qd8+ Kh7 46. Qxg5 Rc5 47. Qh4+ Kg8 48. Qd8+ Kh7 49. Qd3+ Kg8 50. Qb3+ Kf8 51. Qb8+ Rc8 52. Qf4+ Ke7 53. Qe3+ Kf6 54. Qf4+ Kg6 *", + "Moves": "f4f5 g6h6 f5h5", + "MovesSAN": "Qf5+ Kh6 Qh5#", + "Themes": "endgame mate mateIn2 queenRookEndgame short" + }, + { + "FEN": "r1b2r2/1pp2Nk1/p1n3np/7Q/P1q1p3/8/1PP3PP/R4R1K w - - 0 21", + "PGN": "1. e4 g6 2. d4 Bg7 3. Nc3 e5 4. dxe5 Bxe5 5. f4 Bg7 6. Nf3 Nc6 7. Bc4 Nge7 8. O-O O-O 9. Be3 d6 10. Qd2 a6 11. a4 Kh8 12. f5 gxf5 13. Bh6 fxe4 14. Qg5 Ng6 15. Nxe4 d5 16. Bxg7+ Kxg7 17. Qh5 dxe4 18. Ng5 h6 19. Nxf7 Qd4+ 20. Kh1 Qxc4 *", + "Moves": "h5h6 g7g8 h6g6", + "MovesSAN": "Qxh6+ Kg8 Qxg6#", + "Themes": "deflection mate mateIn2 middlegame short" + }, + { + "FEN": "5rk1/rpq3p1/2p1p2p/4b3/1R6/2PB4/6PP/1Q3R1K w - - 0 29", + "PGN": "1. e4 e5 2. Nf3 d6 3. d4 exd4 4. Nxd4 Nc6 5. Nc3 Nxd4 6. Qxd4 Nf6 7. Bc4 Be7 8. O-O O-O 9. Qd1 Be6 10. Bd3 c6 11. Bg5 Qb6 12. Rb1 h6 13. Bxf6 Bxf6 14. Qd2 Qc5 15. Ne2 Bg5 16. Qd1 Bxa2 17. Ra1 Be6 18. Kh1 Bf6 19. c3 Bh4 20. f4 Qb6 21. b4 a5 22. Rb1 axb4 23. Rxb4 Qc7 24. Qb1 Ra7 25. Nd4 Bf6 26. Nxe6 fxe6 27. e5 dxe5 28. fxe5 Bxe5 *", + "Moves": "d3h7 g8h8 f1f8", + "MovesSAN": "Bh7+ Kh8 Rxf8#", + "Themes": "deflection mate mateIn2 middlegame short" + }, + { + "FEN": "5n1k/4Np1p/4p1p1/3p4/1P1P1B2/r2bPN2/5PPP/6K1 w - - 0 25", + "PGN": "1. d4 c6 2. c4 d5 3. cxd5 cxd5 4. Nc3 Bf5 5. Qb3 e6 6. Qxb7 Nd7 7. Bf4 Qc8 8. Qxc8+ Rxc8 9. a3 Ngf6 10. e3 g6 11. Nf3 Bg7 12. Bb5 O-O 13. Bxd7 Nxd7 14. O-O Rfe8 15. Rac1 Rc6 16. Nb5 Rec8 17. Rxc6 Rxc6 18. Nxa7 Rc2 19. b4 Ra2 20. Nc8 Bd3 21. Rc1 Rxa3 22. Ne7+ Kh8 23. Rc8+ Bf8 24. Rxf8+ Nxf8 *", + "Moves": "f4e5 f7f6 e5f6", + "MovesSAN": "Be5+ f6 Bxf6#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "6k1/5p1p/5Pp1/rp6/P2R4/4r1P1/6P1/R5K1 w - - 0 32", + "PGN": "1. e4 c5 2. Bc4 e6 3. d4 cxd4 4. Qxd4 Nc6 5. Qe3 Be7 6. Nf3 d5 7. exd5 exd5 8. Bb5 Nf6 9. Ne5 Bd7 10. Nxc6 bxc6 11. Bd3 O-O 12. O-O Re8 13. Qg3 Bc5 14. Bh6 g6 15. Bg5 Nh5 16. Bxd8 Nxg3 17. hxg3 Raxd8 18. Nc3 Bb6 19. Na4 Bc7 20. f4 c5 21. Nxc5 Bb6 22. b4 Rc8 23. f5 Bxc5+ 24. bxc5 Rxc5 25. f6 Re6 26. Rf4 a6 27. a4 Ra5 28. c4 dxc4 29. Bxc4 Re3 30. Rd4 Bb5 31. Bxb5 axb5 *", + "Moves": "d4d8 e3e8 d8e8", + "MovesSAN": "Rd8+ Re8 Rxe8#", + "Themes": "endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "4N1k1/5rp1/p2PP2p/6q1/3Q4/1P3p2/2P2K1P/5R2 b - - 2 46", + "PGN": "1. e4 c6 2. Nf3 d6 3. d4 Nd7 4. Nc3 Qc7 5. Be3 a6 6. Qd2 e5 7. d5 c5 8. a4 Ne7 9. Bc4 Ng6 10. O-O Be7 11. g3 Nf6 12. Rad1 Bh3 13. Rfe1 h6 14. Bf1 Qd7 15. b3 Bxf1 16. Rxf1 Qg4 17. Ne1 Qh3 18. f3 Nh5 19. Qg2 Qd7 20. Nd3 Bg5 21. Qf2 Bxe3 22. Qxe3 O-O 23. Nb2 Rab8 24. a5 b5 25. axb6 Rxb6 26. Nc4 Rbb8 27. Na4 Ne7 28. Ra1 f5 29. Qc3 fxe4 30. fxe4 Qg4 31. Nxd6 Qg5 32. Qxc5 Nf4 33. Nc3 Nh5 34. Rxf8+ Rxf8 35. Ne2 Qd2 36. Qc4 Rf6 37. Ne8 Rf7 38. d6 Ng6 39. Rf1 Ngf4 40. Nxf4 Nxf4 41. gxf4 exf4 42. Qd3 Qa5 43. Qd4 f3 44. e5 Qd8 45. e6 Qg5+ 46. Kf2 *", + "Moves": "g5g2 f2e1 g2e2", + "MovesSAN": "Qg2+ Ke1 Qe2#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "8/6pp/p7/1pp5/3p1K1k/PP1P1P2/2Pr4/2R5 w - - 0 43", + "PGN": "1. e4 c5 2. Bc4 e6 3. Nf3 Nc6 4. b3 Nf6 5. Nc3 Qc7 6. O-O a6 7. Re1 b5 8. Bf1 Be7 9. Bb2 O-O 10. Ne2 Nxe4 11. d3 Nf6 12. Ng3 d5 13. Ne5 Bb7 14. Ng4 Qd8 15. Ne5 Nxe5 16. Bxe5 Bd6 17. Bxf6 Qxf6 18. Nh5 Qh4 19. g3 Qg5 20. h4 Qe7 21. Bg2 d4 22. Bxb7 Qxb7 23. Qg4 f5 24. Qe2 Rae8 25. Nf4 Bxf4 26. gxf4 Rf6 27. Kh2 Qc7 28. Qf3 Rg6 29. Rg1 Rxg1 30. Rxg1 e5 31. fxe5 Qxe5+ 32. Kh1 Qe2 33. Qg2 Re7 34. Qg5 Qf3+ 35. Qg2 Qxg2+ 36. Kxg2 Re2 37. Rc1 Kf7 38. Kf3 Rd2 39. a3 Kg6 40. Kg3 Kh5 41. f3 f4+ 42. Kxf4 Kxh4 *", + "Moves": "c1h1 d2h2 h1h2", + "MovesSAN": "Rh1+ Rh2 Rxh2#", + "Themes": "endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "2r3r1/1p3p1k/pq2pP2/3p4/6Pn/2NP4/1P1Q4/2K4R w - - 2 28", + "PGN": "1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Nf3 Bg7 5. h3 O-O 6. Be3 a6 7. Bd3 Nbd7 8. Qd2 c5 9. Bh6 cxd4 10. Nxd4 Qb6 11. Bxg7 Kxg7 12. Nb3 Nc5 13. f4 Nxd3+ 14. cxd3 Be6 15. f5 Bxb3 16. axb3 Qxb3 17. g4 e6 18. Rg1 Qb6 19. O-O-O Rac8 20. h4 d5 21. e5 Nd7 22. f6+ Kh8 23. h5 Nxe5 24. hxg6 Nxg6 25. Rh1 Rg8 26. Rxh7+ Kxh7 27. Rh1+ Nh4 *", + "Moves": "h1h4 h7g6 d2h6", + "MovesSAN": "Rxh4+ Kg6 Qh6#", + "Themes": "hangingPiece mate mateIn2 middlegame short" + }, + { + "FEN": "2r3k1/pQp1n1pp/3pb3/q3n3/8/6P1/1PP2R1P/2K2R2 w - - 1 27", + "PGN": "1. e4 e5 2. d4 exd4 3. Qxd4 Nc6 4. Qe3 Nf6 5. Nc3 Bb4 6. Bd2 O-O 7. O-O-O Re8 8. Nd5 Nxd5 9. Qb3 Bxd2+ 10. Rxd2 Nf4 11. g3 Ng6 12. f4 Rxe4 13. Nf3 d6 14. Ng5 Re7 15. Bc4 Qf8 16. Nxf7 Rxf7 17. Re2 Nce7 18. f5 Nxf5 19. Bxf7+ Qxf7 20. Qf3 Ne5 21. Qe4 Qxa2 22. Rf2 Qa1+ 23. Kd2 Qa5+ 24. Kc1 Ne7 25. Rhf1 Be6 26. Qxb7 Rc8 *", + "Moves": "b7c8 e7c8 f2f8", + "MovesSAN": "Qxc8+ Nxc8 Rf8#", + "Themes": "mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "5rk1/ppp2r2/1np1R2p/4Q1p1/8/6N1/PP4PP/5R1K b - - 0 33", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nc3 Bb4 6. Nxc6 dxc6 7. Bd3 O-O 8. O-O Be6 9. Bg5 Be7 10. Qf3 h6 11. Bh4 g5 12. Bg3 Nd7 13. e5 f5 14. exf6 Rxf6 15. Qe4 Bf5 16. Qc4+ Be6 17. Qe4 Bf5 18. Qc4+ Kg7 19. Rad1 Nb6 20. Qb3 Bd6 21. Bxf5 Rxf5 22. Ne4 Qe7 23. Qc3+ Be5 24. Qd3 Raf8 25. Bxe5+ Qxe5 26. Ng3 R5f7 27. Rfe1 Qb5 28. Qd4+ Kg8 29. Re6 Qc4 30. Qe5 Qxc2 31. Re1 Qxf2+ 32. Kh1 Qf1+ 33. Rxf1 *", + "Moves": "f7f1 g3f1 f8f1", + "MovesSAN": "Rxf1+ Nxf1 Rxf1#", + "Themes": "backRankMate master mate mateIn2 middlegame short" + }, + { + "FEN": "r1bq2k1/pp1n2b1/2p1prQ1/3p2N1/2PP4/2N1P3/PP3PP1/R3K2R w KQ - 3 15", + "PGN": "1. d4 Nf6 2. Nf3 d5 3. c4 e6 4. Nc3 c6 5. Bg5 Be7 6. Qc2 O-O 7. e3 h6 8. h4 hxg5 9. hxg5 g6 10. gxf6 Bxf6 11. Bd3 Nd7 12. Bxg6 fxg6 13. Qxg6+ Bg7 14. Ng5 Rf6 *", + "Moves": "h1h8 g8h8 g6h7", + "MovesSAN": "Rh8+ Kxh8 Qh7#", + "Themes": "attraction kingsideAttack mate mateIn2 middlegame pin sacrifice short" + }, + { + "FEN": "rn4rk/3nbp1p/p3N2B/qp5P/2p1p3/1BP3Q1/PP3PP1/R3K2R w KQ - 1 20", + "PGN": "1. e4 e5 2. Nf3 d6 3. Bc4 Be7 4. d4 exd4 5. Nxd4 Nf6 6. Nc3 O-O 7. Be3 c6 8. Qd2 b5 9. Bb3 a6 10. h4 c5 11. Nf5 c4 12. h5 Bb7 13. Nxg7 Bxe4 14. Bh6 d5 15. Qg5 Nfd7 16. Qg3 Kh8 17. Nxe4 dxe4 18. Ne6 Qa5+ 19. c3 Rg8 *", + "Moves": "h6g7 g8g7 g3g7", + "MovesSAN": "Bg7+ Rxg7 Qxg7#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "B3k2r/5p1p/pq3p2/1p2p3/2p4B/3p2P1/PP3P1P/R2Qb1K1 b k - 0 23", + "PGN": "1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. g3 dxc4 5. Bg2 b5 6. O-O Bb7 7. Re1 a6 8. e4 e6 9. Nc3 Nbd7 10. d5 Nc5 11. Bg5 Nd3 12. e5 cxd5 13. exf6 gxf6 14. Bh4 Bc5 15. Re2 Qb6 16. Qd2 e5 17. Ne1 d4 18. Ne4 Bxe4 19. Bxe4 Bb4 20. Qc2 Nxe1 21. Rexe1 d3 22. Qd1 Bxe1 23. Bxa8 *", + "Moves": "b6f2 g1h1 f2f1", + "MovesSAN": "Qxf2+ Kh1 Qf1#", + "Themes": "kingsideAttack master mate mateIn2 middlegame short" + }, + { + "FEN": "7k/8/1p1p2Qp/p1bP3q/2P2P2/4Pn1P/P1R5/6RK b - - 0 37", + "PGN": "1. d4 Nf6 2. c4 e5 3. d5 e4 4. Bg5 Bc5 5. Bxf6 Qxf6 6. Nh3 Qxb2 7. Nd2 Bb4 8. Rc1 d6 9. Rc2 Qa3 10. e3 Bxh3 11. gxh3 O-O 12. Bg2 Nd7 13. O-O Ne5 14. Nxe4 f5 15. Ng5 Bc5 16. Ne6 Rfe8 17. Nxc7 Rf8 18. Nxa8 Rxa8 19. Qh5 Rf8 20. Rfc1 a6 21. Qg5 b6 22. h4 h6 23. Qe7 Qd3 24. Bh3 Qe4 25. Qe6+ Kh8 26. Qg6 Qxh4 27. Bxf5 Rxf5 28. Qxf5 a5 29. Qf8+ Kh7 30. Qf4 Qh3 31. Qe4+ Kh8 32. Qg2 Qh5 33. h3 Nf3+ 34. Kh1 Ne5 35. Rg1 g6 36. f4 Nf3 37. Qxg6 *", + "Moves": "h5h3 c2h2 h3h2", + "MovesSAN": "Qxh3+ Rh2 Qxh2#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "6k1/pp3pp1/4Bq1p/1Q6/8/1P5P/P2r1PP1/2R3K1 b - - 0 24", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 h6 4. d4 exd4 5. c3 dxc3 6. Nxc3 Nf6 7. e5 Qe7 8. O-O Nh7 9. Bf4 d6 10. Nd5 Qd7 11. Re1 Be7 12. exd6 cxd6 13. Nd4 Nf6 14. Nxc6 Nxd5 15. Nxe7 Nxe7 16. Rc1 O-O 17. Bxd6 Re8 18. Rxe7 Rxe7 19. Bxe7 Qxe7 20. Qh5 Be6 21. b3 Rd8 22. h3 Rd2 23. Qb5 Qf6 24. Bxe6 *", + "Moves": "f6f2 g1h2 f2g2", + "MovesSAN": "Qxf2+ Kh2 Qxg2#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "6k1/pp2rpp1/3b3p/3pr3/8/PNPR3P/BP3PP1/R6K b - - 0 30", + "PGN": "1. e4 e5 2. Bc4 Nf6 3. d3 Bc5 4. h3 O-O 5. Nf3 d6 6. O-O h6 7. a3 c6 8. Nc3 Re8 9. Ne2 d5 10. exd5 cxd5 11. Ba2 Nc6 12. Bd2 Be6 13. Ng3 Qc7 14. Ne2 Rac8 15. Rc1 Qb6 16. Rb1 Bf8 17. Kh1 Rc7 18. Qe1 Rec8 19. c3 Qa6 20. Nc1 Bf5 21. Nxe5 Re8 22. d4 Bd6 23. Qd1 Nxe5 24. dxe5 Rxe5 25. Ra1 Ne4 26. Nb3 Nxd2 27. Qxd2 Bd3 28. Rfd1 Rce7 29. Qxd3 Qxd3 30. Rxd3 *", + "Moves": "e5e1 a1e1 e7e1", + "MovesSAN": "Re1+ Rxe1 Rxe1#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "6rk/1b3p2/4pP2/p2pP3/2pP1K2/PpP1r3/1P6/6R1 w - - 0 45", + "PGN": "1. d4 d5 2. e4 c6 3. e5 e6 4. f4 Nd7 5. Nf3 h6 6. Bd3 Ne7 7. Be3 Nf5 8. Bf2 Be7 9. Nbd2 O-O 10. O-O c5 11. c3 c4 12. Bc2 b5 13. a3 a5 14. Qe2 Bb7 15. g4 Nh4 16. Bxh4 Bxh4 17. f5 Bg5 18. Nxg5 Qxg5 19. f6 g6 20. h3 b4 21. Nf3 Qf4 22. Kg2 b3 23. Bb1 Kh8 24. Nh2 Qg5 25. Kg3 h5 26. h4 Qh6 27. Kh3 Rg8 28. Rg1 hxg4+ 29. Nxg4 Qh5 30. Qe3 Nf8 31. Nh2 Nh7 32. Nf3 g5 33. Bxh7 g4+ 34. Kh2 Qxh7 35. Ng5 Qxh4+ 36. Kg2 Rxg5 37. Rh1 Qh3+ 38. Rxh3+ gxh3+ 39. Kxh3 Rh5+ 40. Kg4 Rh7 41. Kf4 Rg8 42. Rg1 Rh4+ 43. Kf3 Rh3+ 44. Kf4 Rxe3 *", + "Moves": "g1h1 e3h3 h1h3", + "MovesSAN": "Rh1+ Rh3 Rxh3#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "2r1r1k1/pp4pp/6p1/2b5/q5P1/2Bn1Q1P/PP5N/1K3R2 w - - 0 25", + "PGN": "1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 Be7 5. cxd5 exd5 6. Qa4+ c6 7. e3 O-O 8. Bd3 Bg4 9. Qd1 Nbd7 10. h3 Bh5 11. g4 Bg6 12. Bxg6 fxg6 13. Nh2 Nb6 14. Qe2 c5 15. dxc5 Bxc5 16. Bd2 Rc8 17. O-O-O d4 18. exd4 Re8 19. Qf3 Qxd4 20. Kb1 Na4 21. Nxa4 Qxa4 22. Bc3 Ne4 23. Rd3 Nxf2 24. Rf1 Nxd3 *", + "Moves": "f3f7 g8h8 f7g7", + "MovesSAN": "Qf7+ Kh8 Qxg7#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "r2q2k1/3n2bp/p2p2B1/2pP4/2p5/5Q2/PPK2PP1/4r2R w - - 0 21", + "PGN": "1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Bd3 c5 7. d5 e6 8. Bg5 exd5 9. exd5 Re8+ 10. Kd2 Bg4 11. h3 Bxf3 12. Qxf3 a6 13. Ne4 Nxe4+ 14. Bxe4 Qxg5+ 15. Kc2 b5 16. Rae1 bxc4 17. h4 Qd8 18. h5 Nd7 19. hxg6 fxg6 20. Bxg6 Rxe1 *", + "Moves": "f3f7 g8h8 h1h7", + "MovesSAN": "Qf7+ Kh8 Rxh7#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "8/8/7k/R5pp/P1P5/1P4PK/1r5P/8 b - - 0 47", + "PGN": "1. c4 Nf6 2. Nc3 e6 3. Nf3 c5 4. d4 cxd4 5. Nxd4 a6 6. g3 Qc7 7. b3 Bb4 8. Bb2 O-O 9. Bg2 d5 10. Qd3 e5 11. Nc2 Bxc3+ 12. Bxc3 d4 13. Bb2 Qa5+ 14. Qd2 Qc5 15. Ba3 Qc7 16. Bxf8 Kxf8 17. O-O Nc6 18. Ne1 Be6 19. Nd3 Rd8 20. Rfd1 e4 21. Nc5 d3 22. Nxe6+ fxe6 23. exd3 Rxd3 24. Qe2 Nd4 25. Qb2 Nf3+ 26. Bxf3 Rxf3 27. Rd2 Qc5 28. Qd4 Qc6 29. Qd6+ Qxd6 30. Rxd6 e3 31. fxe3 Rxe3 32. Kf2 Rc3 33. Rxe6 Rc2+ 34. Re2 Rc3 35. Rd1 Kf7 36. Kg2 Kg6 37. Rd6 h5 38. Rf2 Kh7 39. Kh3 Ne4 40. Rfd2 Nxd2 41. Rxd2 g6 42. Rd7+ Kh6 43. Rxb7 Rc2 44. a4 Rb2 45. Rb6 a5 46. Rb5 g5 47. Rxa5 *", + "Moves": "g5g4 h3h4 b2h2", + "MovesSAN": "g4+ Kh4 Rxh2#", + "Themes": "deflection endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "2k5/2p4R/1bKp2r1/p3p3/P3P3/3P2P1/7P/8 w - - 2 35", + "PGN": "1. e4 e5 2. Nc3 Nc6 3. Bc4 Bc5 4. Qg4 Qe7 5. Nd5 Nf6 6. Qxg7 Rg8 7. Qxg8+ Nxg8 8. Nxe7 Ngxe7 9. Nf3 Nb4 10. Bb3 a5 11. a3 Nbc6 12. d3 d6 13. Ng5 Be6 14. Nxe6 fxe6 15. Bxe6 Nd4 16. Bb3 a4 17. Bd5 Nxc2+ 18. Kd2 Nxa1 19. Ba2 Nb3+ 20. Bxb3 axb3 21. Kc3 Bxf2 22. Kxb3 Nc6 23. Rf1 Bd4 24. Bh6 O-O-O 25. Kc4 Rg8 26. g3 Bxb2 27. a4 Rg6 28. Bd2 Bd4 29. Rf8+ Kd7 30. Rf7+ Kc8 31. Rxh7 b6 32. Kd5 Na5 33. Bxa5 bxa5 34. Kc6 Bb6 *", + "Moves": "h7h8 g6g8 h8g8", + "MovesSAN": "Rh8+ Rg8 Rxg8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "1b3rk1/1p6/p1Rqpp1p/3p4/1P6/P3P3/4BPPP/3QR1K1 b - - 0 22", + "PGN": "1. d4 e6 2. Nf3 d5 3. e3 a6 4. c4 c5 5. Nc3 Nc6 6. Bd3 Nf6 7. a3 h6 8. O-O Be7 9. Re1 O-O 10. dxc5 Bxc5 11. cxd5 exd5 12. b4 Ba7 13. Bb2 Bg4 14. Be2 Be6 15. Rc1 Rc8 16. Na4 Qd6 17. Nc5 Rc7 18. Bxf6 gxf6 19. Nxe6 fxe6 20. Nd4 Bb8 21. Nxc6 Rxc6 22. Rxc6 *", + "Moves": "d6h2 g1f1 h2h1", + "MovesSAN": "Qxh2+ Kf1 Qh1#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "4q3/1p4R1/1rk1r3/p1pp2Q1/3p1N2/N7/PPP3PP/R5K1 b - - 2 29", + "PGN": "1. e4 c5 2. d3 f6 3. Be2 a5 4. Nh3 h5 5. O-O d6 6. Bd2 e6 7. Na3 e5 8. Bxh5+ Kd7 9. Bg4+ Kc7 10. Bf3 Be7 11. d4 exd4 12. Bg4 Rh6 13. Qf3 d5 14. Qg3+ Bd6 15. f4 Ne7 16. e5 fxe5 17. fxe5 Bxe5 18. Qxe5+ Rd6 19. Qf4 Bxg4 20. Qxg4 Ng6 21. Bf4 Nxf4 22. Qxf4 Ra6 23. Qf7+ Kc6 24. Qh5 Rb6 25. Rf7 Nd7 26. Nf4 Ne5 27. Qxe5 Qe8 28. Rxg7 Re6 29. Qg5 *", + "Moves": "e6e1 g1f2 e8e3", + "MovesSAN": "Re1+ Kf2 Qe3#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "1k6/ppp1q2p/5p2/3Q4/2B5/4p3/PP3bPP/1K6 w - - 0 26", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. d4 exd4 4. e5 Ng8 5. c3 dxc3 6. Nxc3 Nc6 7. Nd5 Bc5 8. Qc2 d6 9. Bg5 f6 10. exf6 Nxf6 11. Bxf6 gxf6 12. Be2 Be6 13. Qe4 Ne5 14. Nxe5 dxe5 15. O-O-O Bd6 16. Qh4 Bxd5 17. Rxd5 Qe7 18. Bc4 O-O-O 19. Qg4+ Kb8 20. Rdd1 Bc5 21. Kb1 Bxf2 22. Rxd8+ Rxd8 23. Rd1 Rxd1+ 24. Qxd1 e4 25. Qd5 e3 *", + "Moves": "d5g8 e7d8 g8d8", + "MovesSAN": "Qg8+ Qd8 Qxd8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "6k1/5ppp/1p5r/2p2P2/3p4/3Pq3/1PP2R2/R2Q1K2 b - - 7 36", + "PGN": "1. e4 e6 2. Bb5 c6 3. Be2 d5 4. Nc3 d4 5. Nb1 e5 6. Nf3 Nd7 7. d3 c5 8. O-O Ngf6 9. Bg5 Be7 10. Nbd2 b6 11. Nc4 O-O 12. Nfxe5 Nxe5 13. Nxe5 Nd7 14. Nc6 Qe8 15. Bxe7 Bb7 16. Bxf8 Bxc6 17. Bd6 Ne5 18. a4 Qe6 19. Bc7 Rc8 20. Bxe5 Qxe5 21. f4 Qe7 22. Bg4 Rd8 23. f5 Rd6 24. a5 Rh6 25. axb6 axb6 26. e5 Qxe5 27. Bf3 Qxh2+ 28. Kf2 Qg3+ 29. Kg1 Qh2+ 30. Kf2 Qg3+ 31. Ke2 Bxf3+ 32. Rxf3 Qxg2+ 33. Rf2 Qg4+ 34. Kd2 Qg5+ 35. Ke2 Qe3+ 36. Kf1 *", + "Moves": "h6h1 f1g2 e3h3", + "MovesSAN": "Rh1+ Kg2 Qh3#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r1b2rk1/ppp2ppp/4p3/4n3/1QP4B/2N2q2/PP3P1P/3RK1R1 w - - 4 15", + "PGN": "1. e4 d5 2. exd5 e6 3. d4 Nf6 4. Nf3 Nxd5 5. c4 Nf6 6. Nc3 Bb4 7. Qa4+ Nc6 8. Bd3 O-O 9. Bg5 Nxd4 10. Qxb4 Nxf3+ 11. gxf3 Qxd3 12. Rd1 Qxf3 13. Rg1 Ng4 14. Bh4 Ne5 *", + "Moves": "b4f8 g8f8 d1d8", + "MovesSAN": "Qxf8+ Kxf8 Rd8#", + "Themes": "attraction kingsideAttack mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "1k6/1p6/p6p/5Bp1/5p2/2q1p3/P1P1Q1PP/7K b - - 1 35", + "PGN": "1. e4 g6 2. Nc3 Bg7 3. d4 d6 4. Nf3 Nc6 5. Be3 a6 6. Bc4 e6 7. d5 Nce7 8. Bb3 e5 9. Nd2 h6 10. O-O f5 11. f4 Nf6 12. fxe5 dxe5 13. Nf3 Ng4 14. Bf2 Nxf2 15. Rxf2 f4 16. Qd3 Bd7 17. d6 Nc6 18. Qd5 Rf8 19. dxc7 Qxc7 20. Nh4 Ne7 21. Qd3 O-O-O 22. Rd1 Bg4 23. Qf1 Rxd1 24. Nxd1 g5 25. Nf5 Nxf5 26. exf5 Bxf5 27. Nc3 Qc5 28. Kh1 e4 29. Rd2 e3 30. Rd5 Qc7 31. Rxf5 Rxf5 32. Be6+ Kb8 33. Bxf5 Bxc3 34. bxc3 Qxc3 35. Qe2 *", + "Moves": "c3a1 e2d1 a1d1", + "MovesSAN": "Qa1+ Qd1 Qxd1#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "3rk2r/1B3p1p/p3bp2/8/1b6/6P1/PP2PP1P/R1B2K1R b k - 2 14", + "PGN": "1. Nf3 c5 2. c4 e6 3. Nc3 Nc6 4. g3 a6 5. Bg2 d5 6. cxd5 exd5 7. d4 cxd4 8. Nxd4 Nxd4 9. Qxd4 Be6 10. Nxd5 Nf6 11. Nxf6+ gxf6 12. Qxd8+ Rxd8 13. Bxb7 Bb4+ 14. Kf1 *", + "Moves": "e6h3 b7g2 d8d1", + "MovesSAN": "Bh3+ Bg2 Rd1#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "6k1/2R3p1/p3p3/3qPn1Q/5P2/8/3p1rPP/7K w - - 10 46", + "PGN": "1. e4 d5 2. e5 c5 3. c3 Nc6 4. d4 cxd4 5. cxd4 e6 6. Bb5 Bd7 7. Nc3 Nge7 8. f4 Nf5 9. Bxc6 Bxc6 10. Nf3 Bb4 11. a3 Ba5 12. b4 Bb6 13. O-O O-O 14. Kh1 a6 15. a4 Ba7 16. a5 b5 17. axb6 Bxb6 18. Na4 Bxa4 19. Rxa4 Qd7 20. Bb2 Rfc8 21. Ra1 Rc4 22. Ng5 Nxd4 23. Qh5 h6 24. Nh3 Nf5 25. Rac1 Rxb4 26. Ba3 Rb3 27. Bc5 Bxc5 28. Rxc5 d4 29. Rfc1 d3 30. Rc7 Qd5 31. Qxf7+ Kh7 32. Ng5+ hxg5 33. Qh5+ Kg8 34. Qxg5 Rb2 35. Rc8+ Rxc8 36. Rxc8+ Kf7 37. Rc7+ Ke8 38. Qg6+ Kd8 39. Rc1 Rf2 40. Qf7 d2 41. Qc7+ Ke8 42. Qc8+ Kf7 43. Rc7+ Kg6 44. Qe8+ Kh7 45. Qh5+ Kg8 *", + "Moves": "c7c8 d5d8 c8d8", + "MovesSAN": "Rc8+ Qd8 Rxd8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "5rk1/5ppp/1PR2b2/4p3/5n2/1Q6/1P3PPP/4rRK1 b - - 0 25", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Be2 e5 7. Ndb5 a6 8. Na3 b5 9. Naxb5 axb5 10. Bxb5 Bb7 11. Bg5 Be7 12. O-O O-O 13. a4 Nb4 14. Qe2 d5 15. Bxf6 Bxf6 16. Nxd5 Nxd5 17. Rad1 Nf4 18. Qf3 Qc8 19. c3 Bc6 20. c4 Bxb5 21. cxb5 Rxa4 22. Qb3 Rxe4 23. b6 Qc6 24. Rc1 Re1 25. Rxc6 *", + "Moves": "f4e2 g1h1 e1f1", + "MovesSAN": "Ne2+ Kh1 Rxf1#", + "Themes": "backRankMate deflection mate mateIn2 middlegame short" + }, + { + "FEN": "r5k1/ppp2Rp1/6Kp/3p4/3Pr1b1/B1P3P1/P1P3BP/R7 b - - 0 24", + "PGN": "1. e4 e6 2. d4 d5 3. exd5 exd5 4. Qe2+ Be7 5. Nc3 Nf6 6. Nf3 Nc6 7. g3 O-O 8. Bg2 Bb4 9. Qd3 Qe7+ 10. Qe3 Bxc3+ 11. bxc3 Ng4 12. Qxe7 Nxe7 13. Kd2 Nxf2 14. Rf1 Ne4+ 15. Kd3 Nc5+ 16. Ke3 Nd7 17. Ba3 Re8 18. Kf4 Ng6+ 19. Kf5 Nde5+ 20. Kg5 Nxf3+ 21. Rxf3 h6+ 22. Kh5 Re4 23. Rxf7 Bg4+ 24. Kxg6 *", + "Moves": "e4e6 f7f6 e6f6", + "MovesSAN": "Re6+ Rf6 Rxf6#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "6n1/3Q4/5pkp/6p1/1P1P1p2/2P2P2/4qBPP/6K1 b - - 8 43", + "PGN": "1. e4 g6 2. e5 Bg7 3. d4 b6 4. Nf3 Bb7 5. c3 e6 6. Bd3 h6 7. O-O Ne7 8. Nbd2 a6 9. Be4 Bxe4 10. Nxe4 d5 11. exd6 cxd6 12. Bf4 d5 13. Nd6+ Kf8 14. Qb3 b5 15. a4 Nf5 16. Nxf5 exf5 17. axb5 Nd7 18. Rfe1 Nf6 19. Ne5 Ne4 20. f3 Nf6 21. bxa6 Nh5 22. Bd2 f4 23. Qb4+ Kg8 24. Qb7 Bxe5 25. Rxe5 Kg7 26. Re7 Rf8 27. a7 g5 28. Ra6 Nf6 29. Re1 Qc8 30. Qb6 Ng8 31. Qd6 Qb7 32. b4 Rxa7 33. Rea1 Rxa6 34. Rxa6 Qb5 35. Kf2 Qd3 36. Qe5+ f6 37. Ra7+ Rf7 38. Rxf7+ Kxf7 39. Qxd5+ Kg7 40. Qd7+ Kg6 41. Be1 Qc2+ 42. Kg1 Qe2 43. Bf2 *", + "Moves": "e2d1 f2e1 d1e1", + "MovesSAN": "Qd1+ Be1 Qxe1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "1k4r1/7R/3N4/ppp5/8/1KPP2P1/PP6/4nB2 b - - 0 33", + "PGN": "1. e4 e5 2. f4 exf4 3. Nf3 g5 4. h3 d6 5. Bc4 g4 6. hxg4 Bxg4 7. d3 f5 8. exf5 Qe7+ 9. Qe2 Qxe2+ 10. Kxe2 Bxf5 11. Bxf4 Nf6 12. Nd4 Bd7 13. Ne6 Bxe6 14. Bxe6 Nc6 15. Bh3 Nd4+ 16. Kd2 Nd7 17. Nc3 O-O-O 18. Ne4 Kb8 19. c3 Nc6 20. Rae1 Bg7 21. g3 Nde5 22. Ref1 a5 23. Ng5 Rdf8 24. Ne6 Rf7 25. Bxe5 Nxe5 26. Rxf7 Nxf7 27. Nxg7 Rg8 28. Nf5 Ng5 29. Bf1 Nf3+ 30. Kc2 Ne1+ 31. Kb3 b5 32. Rxh7 c5 33. Nxd6 *", + "Moves": "a5a4 b3a3 e1c2", + "MovesSAN": "a4+ Ka3 Nc2#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "5r1k/2B1bB1p/1p6/p2p1p2/Pn6/8/5PP1/3R2K1 w - - 0 36", + "PGN": "1. e4 e6 2. d4 d5 3. e5 c5 4. Nf3 Qb6 5. Bd3 Nc6 6. O-O Bd7 7. dxc5 Bxc5 8. c3 a5 9. a4 Qc7 10. Qe2 Nge7 11. Na3 Ng6 12. Nb5 Qb8 13. Re1 O-O 14. h4 f5 15. h5 Nge7 16. Bf4 Qe8 17. Nfd4 Nxd4 18. cxd4 Bb6 19. Nd6 Qb8 20. Qe3 Nc6 21. Nb5 Nb4 22. Rec1 Bxb5 23. Bxb5 Qa7 24. Bd7 Bxd4 25. Bxe6+ Kh8 26. Qg3 b6 27. h6 Qe7 28. hxg7+ Qxg7 29. Qxg7+ Kxg7 30. Rc7+ Kh8 31. Rd1 Bxb2 32. Bf7 Rac8 33. e6 Rxc7 34. Bxc7 Bf6 35. e7 Bxe7 *", + "Moves": "c7e5 e7f6 e5f6", + "MovesSAN": "Be5+ Bf6 Bxf6#", + "Themes": "doubleBishopMate endgame master mate mateIn2 short" + }, + { + "FEN": "7k/5p1p/Q4p2/3p4/1q6/4PP2/4RKPP/1r6 b - - 0 33", + "PGN": "1. d4 Nf6 2. c4 b6 3. Nf3 Bb7 4. e3 e6 5. Be2 Be7 6. O-O O-O 7. a3 a5 8. Nc3 c5 9. dxc5 Bxc5 10. Nb5 d5 11. cxd5 exd5 12. Nfd4 Nc6 13. b3 Nxd4 14. Nxd4 Ne4 15. Bb2 Qg5 16. b4 axb4 17. axb4 Rxa1 18. Qxa1 Bxb4 19. Qa7 Qe7 20. Qxb6 Bc5 21. Qb5 Nd2 22. Rd1 Bxd4 23. Bxd4 Ne4 24. f3 Nf6 25. Bxf6 gxf6 26. Qb6 Kh8 27. Kf2 Rg8 28. Bb5 Rc8 29. Rd2 Rc1 30. Qa7 Rb1 31. Ba6 Qb4 32. Re2 Bxa6 33. Qxa6 *", + "Moves": "b4h4 g2g3 h4h2", + "MovesSAN": "Qh4+ g3 Qxh2#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "4k3/5qb1/3rp3/1b1p2Q1/5P2/6P1/6K1/2R5 w - - 0 42", + "PGN": "1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Qb6 6. Bd3 Bd7 7. O-O cxd4 8. cxd4 Nxd4 9. Nc3 Nxf3+ 10. Qxf3 Ne7 11. a3 Nc6 12. Re1 a6 13. b4 Be7 14. Bb2 O-O 15. Qh5 g6 16. Qe2 Rfc8 17. Rac1 Bf8 18. h4 Bg7 19. Na4 Qd8 20. Nc5 Rc7 21. h5 Qh4 22. hxg6 hxg6 23. g3 Qg5 24. Kg2 Rd8 25. f4 Qe7 26. Rh1 Bc8 27. Qg4 b5 28. Qh3 a5 29. Qh7+ Kf8 30. Na6 Bxa6 31. bxa5 Nxa5 32. Bd4 Rxc1 33. Rxc1 Nc4 34. Bxg6 fxg6 35. Qxg6 Qf7 36. Bc5+ Ke8 37. Qg5 Nd2 38. a4 Ne4 39. Bd6 Nxd6 40. exd6 Rxd6 41. axb5 Bxb5 *", + "Moves": "c1c8 d6d8 g5d8", + "MovesSAN": "Rc8+ Rd8 Qxd8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "6k1/ppp4p/2bp1rp1/8/2P5/1P3rPq/PQ2RP1P/B4RK1 b - - 4 26", + "PGN": "1. Nf3 d6 2. d4 Nf6 3. c4 g6 4. Nc3 Bg7 5. e4 O-O 6. Be2 Nc6 7. O-O e5 8. Be3 Ng4 9. Bg5 f6 10. Bc1 exd4 11. Nxd4 Nxd4 12. Qxd4 Ne5 13. Be3 f5 14. Qd2 fxe4 15. Nxe4 Be6 16. b3 Qh4 17. Ng5 Bd7 18. Rae1 Bc6 19. Ne6 Nf3+ 20. Bxf3 Rxf3 21. Nd4 Bxd4 22. Bxd4 Raf8 23. Ba1 Qg4 24. g3 Qh3 25. Qb2 R8f6 26. Re2 *", + "Moves": "f3g3 f2g3 h3f1", + "MovesSAN": "Rxg3+ fxg3 Qxf1#", + "Themes": "kingsideAttack master mate mateIn2 middlegame short" + }, + { + "FEN": "Q3Q3/2p2pkp/1pP1q3/1P1p4/4p3/6rP/5bP1/5R1K b - - 0 32", + "PGN": "1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. c5 b6 5. b4 a5 6. Ba3 axb4 7. Bxb4 Nc6 8. a3 Nxb4 9. axb4 Rxa1 10. Qxa1 Bg7 11. e3 O-O 12. c6 Qd6 13. b5 Qb4 14. Bd3 Bf5 15. Bxf5 gxf5 16. Ne2 Ne4 17. O-O e6 18. Rb1 Qd6 19. Nxe4 fxe4 20. h3 Kh8 21. Qa7 e5 22. Qa4 Rg8 23. Kh1 Qg6 24. Rg1 Qf5 25. Rf1 Bh6 26. dxe5 Bxe3 27. Ng3 Rxg3 28. Qa1 Bxf2 29. e6+ Kg8 30. e7 Qe6 31. Qa8+ Kg7 32. e8=Q *", + "Moves": "g3h3 g2h3 e6h3", + "MovesSAN": "Rxh3+ gxh3 Qxh3#", + "Themes": "endgame mate mateIn2 sacrifice short" + }, + { + "FEN": "5r2/7k/RN6/5ppp/5P2/P3PKPP/2r5/3R4 b - - 0 38", + "PGN": "1. d4 d5 2. c4 Bf5 3. Nc3 e6 4. Nf3 Bb4 5. Bg5 f6 6. Bd2 Bxc3 7. Bxc3 Nc6 8. e3 Nge7 9. Be2 Be4 10. O-O O-O 11. cxd5 Nxd5 12. Rc1 Nxc3 13. Rxc3 a6 14. a3 Na5 15. Qc1 Nc6 16. Nd2 Bg6 17. Nb3 Kh8 18. Bf3 e5 19. Bxc6 bxc6 20. Rxc6 exd4 21. Nxd4 Be4 22. Rxc7 Qe8 23. f3 Bg6 24. Kf2 Qe5 25. f4 Qe4 26. Rd1 Rab8 27. b4 a5 28. b5 h5 29. Qc6 Qxc6 30. Rxc6 Bf7 31. Ra6 Bb3 32. Nxb3 Rxb5 33. Nxa5 Rb2+ 34. Kf3 Kh7 35. Nc4 Rc2 36. Nb6 g5 37. g3 f5 38. h3 *", + "Moves": "g5g4 h3g4 h5g4", + "MovesSAN": "g4+ hxg4 hxg4#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r1b1kb1r/p1qn1ppp/3p1n2/4p1N1/p3P3/1QP5/PP3PPP/R1B1KB1R w KQkq - 0 11", + "PGN": "1. d4 c6 2. Nf3 Qb6 3. Nc3 d6 4. Na4 Qc7 5. c3 Nd7 6. e4 e5 7. d5 cxd5 8. Qxd5 Ngf6 9. Qb3 b5 10. Ng5 bxa4 *", + "Moves": "b3f7 e8d8 g5e6", + "MovesSAN": "Qxf7+ Kd8 Ne6#", + "Themes": "attackingF2F7 mate mateIn2 opening short" + }, + { + "FEN": "1nr4r/R4p2/4p1kp/1p1pP3/1p3P2/2q1P1P1/5KP1/3QR3 w - - 0 28", + "PGN": "1. d4 c6 2. Nf3 d5 3. Bf4 Nf6 4. c3 Bg4 5. Nbd2 e6 6. e3 Bd6 7. Bg3 Bxg3 8. hxg3 h6 9. Bd3 Bxf3 10. Nxf3 Nbd7 11. Ne5 Nxe5 12. dxe5 Nd7 13. Qg4 Kf8 14. f4 Nc5 15. Bc2 Qb6 16. b4 Nd7 17. Kf2 c5 18. a3 Rc8 19. Ba4 Nb8 20. Rac1 Qa6 21. Qd1 b5 22. Bc2 Qxa3 23. Ra1 Qxc3 24. Rxa7 cxb4 25. Bb1 g6 26. Re1 Kg7 27. Bxg6 Kxg6 *", + "Moves": "d1g4 g6h7 a7f7", + "MovesSAN": "Qg4+ Kh7 Rxf7#", + "Themes": "deflection mate mateIn2 middlegame short" + }, + { + "FEN": "4r3/1b3p1p/pk6/1p1prN2/1P4Q1/P1qB4/2P3PP/1R1K3R b - - 6 31", + "PGN": "1. d4 Nf6 2. Bg5 Ne4 3. Bh4 g5 4. f3 gxh4 5. fxe4 e5 6. dxe5 Nc6 7. Nf3 Bh6 8. Nc3 a6 9. a3 b5 10. Nd5 Bb7 11. Nf6+ Ke7 12. Nxh4 Nxe5 13. Nd5+ Ke6 14. Nf5 c6 15. Nd4+ Kd6 16. Nf5+ Ke6 17. Nde3 d5 18. exd5+ cxd5 19. Nd4+ Kd7 20. Nef5 Nc4 21. e4 Ne3 22. Qe2 Nxf5 23. Nxf5 Re8 24. e5 Qa5+ 25. b4 Qc7 26. Kd1 Rxe5 27. Qg4 Rae8 28. Nxh6+ Kc6 29. Bd3 Kb6 30. Nf5 Qc3 31. Rb1 *", + "Moves": "e5e1 h1e1 e8e1", + "MovesSAN": "Re1+ Rxe1 Rxe1#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "6k1/ppq3p1/4p2p/4Pp2/1P1Qp3/P6B/5PPP/6K1 b - - 2 30", + "PGN": "1. e4 c6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Be3 cxd4 6. cxd4 Qb6 7. b3 Bf5 8. Nf3 Nb4 9. Na3 e6 10. Be2 Rc8 11. O-O Nc2 12. Nxc2 Bxc2 13. Qd2 Bb4 14. Qc1 Ne7 15. Qb2 O-O 16. Bd2 Nf5 17. Bxb4 Qxb4 18. Rac1 Be4 19. Rfd1 h6 20. a3 Qe7 21. b4 Rfd8 22. Nd2 f6 23. Nxe4 dxe4 24. Bg4 Rxc1 25. Qxc1 Nxd4 26. Qe3 f5 27. Bh3 Nf3+ 28. Qxf3 Rxd1+ 29. Qxd1 Qc7 30. Qd4 *", + "Moves": "c7c1 d4d1 c1d1", + "MovesSAN": "Qc1+ Qd1 Qxd1#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "2r3k1/pp2r2p/4NRp1/3n4/2p3P1/2P1P3/P1K4P/5R2 w - - 2 27", + "PGN": "1. e4 d5 2. exd5 Nf6 3. c4 e6 4. dxe6 Bxe6 5. Nf3 Bc5 6. d4 Bb4+ 7. Nc3 Qe7 8. Be3 Ne4 9. Qc2 Bxc3+ 10. bxc3 Nd6 11. d5 Bg4 12. Be2 O-O 13. Ng5 Bf5 14. Bd3 g6 15. Bxf5 Nxf5 16. Qe4 Re8 17. Qxe7 Rxe7 18. Kd2 Nxe3 19. fxe3 Nd7 20. Rhf1 f6 21. Ne6 Rc8 22. g4 Nb6 23. Kd3 c6 24. Rxf6 cxd5 25. Raf1 dxc4+ 26. Kc2 Nd5 *", + "Moves": "f6f8 c8f8 f1f8", + "MovesSAN": "Rf8+ Rxf8 Rxf8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "4r1k1/p4p2/7p/2qp1Q1N/8/8/PP1R4/1K6 b - - 7 43", + "PGN": "1. d4 Nf6 2. Bf4 d5 3. e3 c6 4. Nf3 Bg4 5. Be2 e6 6. O-O Bd6 7. c3 Qc7 8. Bxd6 Qxd6 9. g3 O-O 10. Nh4 Bxe2 11. Qxe2 Nbd7 12. Nd2 e5 13. Ng2 e4 14. c4 Qe6 15. cxd5 cxd5 16. Nf4 Qf5 17. Qb5 g5 18. Ng2 Qh3 19. f3 exf3 20. Nxf3 g4 21. Ng5 Qh6 22. Rf5 Qg6 23. Raf1 h6 24. Nh4 Qg7 25. Nhf3 gxf3 26. Nxf3 Rae8 27. Nh4 Rxe3 28. Qxb7 Rxg3+ 29. hxg3 Qxg3+ 30. Ng2 Ng4 31. R1f2 Qh2+ 32. Kf1 Qh1+ 33. Ke2 Re8+ 34. Kd2 Nxf2 35. Rxf2 Qh5 36. Qxd7 Qg5+ 37. Kd1 Rf8 38. Qf5 Qg7 39. Nf4 Qxd4+ 40. Rd2 Qg1+ 41. Kc2 Qc5+ 42. Kb1 Re8 43. Nh5 *", + "Moves": "e8e1 d2d1 e1d1", + "MovesSAN": "Re1+ Rd1 Rxd1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "5k2/pp2r1p1/3R1bPp/1B6/3p4/8/PPK5/8 w - - 0 37", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd8 4. d4 Nf6 5. Nf3 Bf5 6. Ne5 e6 7. g4 Be4 8. f3 Bd5 9. g5 Nfd7 10. Nxd5 exd5 11. Bf4 Bd6 12. Qe2 O-O 13. O-O-O Nxe5 14. dxe5 Be7 15. h4 c6 16. e6 fxe6 17. Qxe6+ Kh8 18. Be5 Nd7 19. g6 Nxe5 20. Qxe5 Bf6 21. Qh5 h6 22. f4 Qb6 23. c3 Qe3+ 24. Kb1 Qxf4 25. Bd3 Rae8 26. Rhf1 Qxh4 27. Qxh4 Bxh4 28. Rxf8+ Rxf8 29. Rg1 Bf6 30. Re1 Kg8 31. Re6 Rd8 32. Kc2 Kf8 33. c4 Rd7 34. cxd5 cxd5 35. Bb5 Re7 36. Rd6 d4 *", + "Moves": "d6d8 e7e8 d8e8", + "MovesSAN": "Rd8+ Re8 Rxe8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "8/pp3R2/4p2p/1Np1k3/3P3P/1P2KR2/P1r3r1/8 b - - 0 32", + "PGN": "1. f4 d5 2. Nf3 c5 3. e3 Nf6 4. Bb5+ Bd7 5. Bxd7+ Nbxd7 6. b3 e6 7. Bb2 Bd6 8. d3 Qc7 9. Nbd2 O-O 10. Ng5 h6 11. h4 d4 12. Nde4 dxe3 13. Nxf6+ Nxf6 14. Bxf6 gxf6 15. Ne4 Bxf4 16. Qg4+ Kh8 17. Nxf6 Bg3+ 18. Ke2 Qf4 19. Qxf4 Bxf4 20. Rh3 Kg7 21. Nh5+ Kg6 22. Nxf4+ Kf5 23. Rf1 Rg8 24. Nh5+ Kg6 25. Nf4+ Kf5 26. Nd5+ Ke5 27. Nc7 Rac8 28. Nb5 Rxg2+ 29. Kxe3 Rxc2 30. Rxf7 Rg8 31. Rhf3 Rgg2 32. d4+ *", + "Moves": "c5d4 b5d4 c2c3", + "MovesSAN": "cxd4+ Nxd4 Rc3#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "6k1/1p3p2/p1r2Bp1/4P2p/2PR4/1K6/7r/8 w - - 0 37", + "PGN": "1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nf3 e6 5. c4 c5 6. cxd5 exd5 7. dxc5 Bxc5 8. Nc3 Nc6 9. Nxd5 Bb4+ 10. Nc3 Qxd1+ 11. Kxd1 Nge7 12. Bb5 O-O 13. Bxc6 Nxc6 14. Be3 Rfe8 15. Bf4 Bg4 16. Re1 Bxf3+ 17. gxf3 Rad8+ 18. Kc2 Nd4+ 19. Kc1 Nxf3 20. Re3 Nd2 21. Rg3 Bxc3 22. bxc3 Ne4 23. Re3 Nxf2 24. Kb2 Nd3+ 25. Rxd3 Rxd3 26. Re1 a6 27. Bg3 Re6 28. a4 g6 29. Kc2 Rf3 30. Re4 Rc6 31. c4 Ra3 32. Kb2 Rxa4 33. Kb3 Ra1 34. Bh4 Rh1 35. Bf6 h5 36. Rd4 Rxh2 *", + "Moves": "d4d8 g8h7 d8h8", + "MovesSAN": "Rd8+ Kh7 Rh8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "2r5/5pk1/4p3/Rp1pP2p/3P3P/1P3Np1/6P1/6K1 b - - 1 28", + "PGN": "1. e4 d6 2. f4 Nf6 3. Nc3 g6 4. d4 Bg7 5. e5 dxe5 6. fxe5 Nd5 7. Bc4 c6 8. Qf3 Be6 9. Nh3 b5 10. Nxd5 Bxd5 11. Bxd5 Qxd5 12. Qxd5 cxd5 13. O-O e6 14. Ng5 O-O 15. Bd2 h6 16. Nf3 Nc6 17. a4 a6 18. b3 g5 19. Bc1 Nb4 20. Ba3 Nxc2 21. Bxf8 Nxa1 22. Bxg7 Kxg7 23. Rxa1 Rc8 24. axb5 axb5 25. h4 g4 26. Nh2 h5 27. Ra5 g3 28. Nf3 *", + "Moves": "c8c1 f3e1 c1e1", + "MovesSAN": "Rc1+ Ne1 Rxe1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "7k/6pp/p4qr1/2Q5/3p4/7P/PPP1p1P1/1R5K w - - 0 33", + "PGN": "1. e4 c5 2. Nc3 d6 3. f4 Nc6 4. Nf3 Nf6 5. d4 cxd4 6. Nxd4 Qb6 7. Bb5 a6 8. Bxc6+ bxc6 9. O-O e6 10. Kh1 Be7 11. Rb1 O-O 12. Be3 Qc7 13. Qf3 c5 14. Nde2 Bb7 15. Qg3 Bxe4 16. Nxe4 Nxe4 17. Qf3 d5 18. Ng3 f5 19. Nxe4 fxe4 20. Qg4 Rf6 21. f5 exf5 22. Rxf5 Rxf5 23. Qxf5 Qc6 24. Qg4 Rf8 25. h3 d4 26. Bg1 Rf6 27. Bh2 e3 28. Be5 Rg6 29. Qe2 Bf6 30. Qc4+ Kh8 31. Bxf6 Qxf6 32. Qxc5 e2 *", + "Moves": "c5c8 f6d8 c8d8", + "MovesSAN": "Qc8+ Qd8 Qxd8#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "8/7k/5p1p/1p3q2/1Q6/3p3P/2r3PB/4R1K1 b - - 3 46", + "PGN": "1. d4 b6 2. Bf4 Bb7 3. c3 e6 4. e3 Be7 5. Nf3 d5 6. Bd3 Nf6 7. Nbd2 a5 8. a4 Ba6 9. Bxa6 Nxa6 10. Ne5 c5 11. Nc6 Qd7 12. Nxe7 Qxe7 13. Nf3 cxd4 14. exd4 O-O 15. O-O Rac8 16. Ne5 Nd7 17. Qd3 f6 18. Nxd7 Qxd7 19. Qxa6 Rc6 20. Qd3 Rfc8 21. Rac1 Rc4 22. Ra1 Rxa4 23. Rxa4 Qxa4 24. Qa6 Qc6 25. h3 h6 26. Bd2 Ra8 27. Qd3 a4 28. Qg6 Kh8 29. Re1 Qd6 30. Qf7 a3 31. bxa3 Rxa3 32. Kf1 e5 33. dxe5 fxe5 34. Bc1 Rxc3 35. Bb2 Rc7 36. Qe8+ Kh7 37. Bxe5 Qd7 38. Qf8 Rc8 39. Qb4 b5 40. f4 Rc4 41. Qd2 d4 42. f5 d3 43. f6 Qf5+ 44. Kg1 gxf6 45. Bh2 Rc2 46. Qb4 *", + "Moves": "f5f2 g1h1 f2g2", + "MovesSAN": "Qf2+ Kh1 Qxg2#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "4R3/8/2n2k1p/1p1Q1Bq1/p2P4/2P5/1P3PPP/6K1 b - - 0 27", + "PGN": "1. e4 e6 2. Nf3 h6 3. Bc4 a6 4. d4 b5 5. Bb3 Bb7 6. Nc3 Bb4 7. Bd2 Bxc3 8. Bxc3 Bxe4 9. O-O Ne7 10. Re1 Bxf3 11. Qxf3 c6 12. a4 d5 13. axb5 cxb5 14. Bb4 O-O 15. c3 Nbc6 16. Bc5 a5 17. Bc2 a4 18. Ra3 f5 19. Rxe6 Qe8 20. Ra1 Rf6 21. Rxf6 gxf6 22. Re1 Qg6 23. Bxe7 Re8 24. Bxf5 Qg5 25. Qxd5+ Kg7 26. Bxf6+ Kxf6 27. Rxe8 *", + "Moves": "g5c1 e8e1 c1e1", + "MovesSAN": "Qc1+ Re1 Qxe1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "3r2k1/2p2ppp/p2p2b1/3P4/1PB4Q/2q2N1P/P5PK/4r3 w - - 0 30", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O b5 6. Bb3 Bc5 7. c3 d6 8. d4 Bb6 9. d5 Na5 10. Bc2 Bg4 11. Nbd2 O-O 12. Re1 Qb8 13. h3 Bh5 14. Bd3 Qa7 15. Qe2 Rad8 16. b4 Nc4 17. Nxc4 bxc4 18. Bxc4 Bg6 19. Qd3 Bxf2+ 20. Kh2 Bxe1 21. Nxe1 Bxe4 22. Qg3 Nh5 23. Qg4 Nf4 24. Bxf4 exf4 25. Qxf4 Bg6 26. Nf3 Rfe8 27. Rf1 Qe3 28. Qh4 Qxc3 29. Re1 Rxe1 *", + "Moves": "h4d8 e1e8 d8e8", + "MovesSAN": "Qxd8+ Re8 Qxe8#", + "Themes": "hangingPiece kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "r3r2k/pp1n2p1/2p1p2p/7q/3PQ3/6R1/PPP2PPP/R1B3K1 b - - 0 21", + "PGN": "1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nf3 Bd6 5. Bd3 h6 6. Nc3 c6 7. O-O Nf6 8. Re1+ Be6 9. Bf5 Qd7 10. Nh4 O-O 11. Bxe6 fxe6 12. Ng6 Re8 13. Qf3 Qf7 14. Ne5 Bxe5 15. Rxe5 Nbd7 16. Re3 Qg6 17. Qe2 Kh8 18. Rg3 Qh5 19. Qd3 Ne4 20. Nxe4 dxe4 21. Qxe4 *", + "Moves": "h5d1 e4e1 d1e1", + "MovesSAN": "Qd1+ Qe1 Qxe1#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "Q3n1k1/5bpp/4N3/3p4/3Pp3/6PB/1r2q2P/5R1K w - - 5 29", + "PGN": "1. g3 e5 2. Bg2 d5 3. Nc3 Be6 4. d4 e4 5. Bf4 Bd6 6. Bxd6 Qxd6 7. Nh3 f6 8. Nf4 Bf7 9. O-O c6 10. f3 f5 11. fxe4 fxe4 12. e3 Nf6 13. Na4 b6 14. Bh3 O-O 15. a3 Nbd7 16. b4 a5 17. c3 c5 18. bxc5 bxc5 19. Rb1 cxd4 20. cxd4 Qxa3 21. Nb6 Qxe3+ 22. Kg2 Nxb6 23. Rxb6 a4 24. Ne6 Rfb8 25. Rxb8+ Rxb8 26. Qxa4 Rb2+ 27. Kh1 Qe2 28. Qa8+ Ne8 *", + "Moves": "a8e8 f7e8 f1f8", + "MovesSAN": "Qxe8+ Bxe8 Rf8#", + "Themes": "mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "6k1/2b2rpp/8/4qp2/p2Bp3/2P1N3/1P2QPPP/1R1R2K1 b - - 5 34", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 f6 4. d5 Nb8 5. a3 c6 6. Nc3 Ne7 7. d6 Ng6 8. Bc4 b5 9. Bb3 a5 10. Be3 a4 11. Ba2 Ba6 12. O-O b4 13. Ne2 Bxe2 14. Qxe2 Na6 15. Bc4 c5 16. Bxa6 Qb6 17. Bc4 Bxd6 18. axb4 Qxb4 19. Bd5 Ra7 20. c3 Qb6 21. Rab1 Ne7 22. Ba2 Bc7 23. Nd2 d6 24. Be6 Qc6 25. Ba2 d5 26. exd5 Nxd5 27. Bxd5 Qxd5 28. Rfd1 O-O 29. Nc4 Qe6 30. Bxc5 e4 31. Bxa7 f5 32. Bc5 Rf7 33. Ne3 Qe5 34. Bd4 *", + "Moves": "e5h2 g1f1 h2h1", + "MovesSAN": "Qxh2+ Kf1 Qh1#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "8/4R2p/p1p3pk/1b6/1Pr3PP/4PK2/8/8 w - - 1 34", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Bc5 5. c3 Nf6 6. O-O Nxe4 7. Nxd4 O-O 8. Nxc6 dxc6 9. Qxd8 Rxd8 10. Be3 Bxe3 11. fxe3 Nd2 12. Bxf7+ Kh8 13. Nxd2 Rxd2 14. Be8 g6 15. Rf8+ Kg7 16. Raf1 Bf5 17. Rf7+ Kh6 18. Bd7 Rxd7 19. Rxd7 Bxd7 20. Rf7 Be6 21. Rxc7 Rb8 22. a4 Bb3 23. a5 Bd5 24. Kf2 a6 25. g3 b6 26. axb6 Rxb6 27. b4 Rb8 28. Ra7 Bc4 29. Rc7 Bb5 30. Kf3 Rd8 31. Re7 Rd3 32. h4 Rxc3 33. g4 Rc4 *", + "Moves": "g4g5 h6h5 e7h7", + "MovesSAN": "g5+ Kh5 Rxh7#", + "Themes": "deflection endgame mate mateIn2 short" + }, + { + "FEN": "8/2r2pp1/1r1p3p/RP2pP1P/2PbPk2/3K4/R7/3B4 w - - 1 57", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Nd5 Be7 10. Bxf6 Bxf6 11. c4 b4 12. Nc2 a5 13. b3 O-O 14. Be2 Bg5 15. Nce3 Nd4 16. O-O Kh8 17. g4 Be6 18. Nf5 Bxf5 19. gxf5 Bh6 20. Bf3 Qg5+ 21. Bg2 Rfc8 22. Kh1 Qh4 23. Qd3 Rc5 24. Qg3 Qh5 25. f4 Ne2 26. Qd3 Nxf4 27. Nxf4 Bxf4 28. Qh3 Qxh3 29. Bxh3 Be3 30. a3 Rb8 31. Ra2 bxa3 32. Rxa3 h6 33. Bg4 Rb6 34. Rfa1 Bd2 35. Bd1 Kg8 36. R3a2 Bc3 37. Rc1 Bb4 38. Rg2 Kf8 39. Bc2 Bd2 40. Rcg1 Bg5 41. h4 Bf6 42. Ra1 Ke7 43. h5 Bg5 44. Bd1 Kf6 45. Rga2 Ra6 46. Be2 Rb6 47. Bd1 Ra6 48. Ra4 Bf4 49. R1a2 Kg5 50. Kg2 Be3 51. Kf3 Bd4 52. Ke2 Kf6 53. Kd3 Kg5 54. b4 Rc7 55. b5 Rb6 56. Rxa5 Kf4 *", + "Moves": "a2g2 d6d5 g2g4", + "MovesSAN": "Rg2 d5 Rg4#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "5r2/5rk1/5p1p/4pqpQ/8/7R/5PP1/5RK1 w - - 6 38", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Be7 4. O-O d6 5. Nc3 Na5 6. Bb3 Nxb3 7. axb3 Nf6 8. d3 Bg4 9. h3 Bh5 10. Nb5 c6 11. Nc3 b5 12. b4 Qc7 13. Bg5 d5 14. exd5 Nxd5 15. Bxe7 Qxe7 16. Ne4 Qxb4 17. b3 O-O 18. c4 bxc4 19. bxc4 Nc3 20. Nxc3 Qxc3 21. Qe2 Bxf3 22. Qxf3 c5 23. Rae1 f6 24. Qd5+ Kh8 25. Re3 Rad8 26. Qxc5 a5 27. d4 Qxd4 28. Qxa5 Qxc4 29. Rg3 g5 30. Qb6 Kg7 31. h4 h6 32. Qb7+ Rf7 33. Qb6 Rdf8 34. Qe3 Qxh4 35. Rh3 Qc4 36. Qf3 Qf4 37. Qh5 Qf5 *", + "Moves": "h5h6 g7g8 h6h8", + "MovesSAN": "Qxh6+ Kg8 Qh8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "6r1/2p5/p5R1/1pp2P2/2P2kPK/8/PP6/8 b - - 3 38", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. O-O Bg4 6. h3 h5 7. d3 Qf6 8. Be3 Bd6 9. Nbd2 Bxf3 10. Qxf3 Qxf3 11. Nxf3 Ne7 12. c3 O-O-O 13. d4 exd4 14. Bxd4 f6 15. e5 fxe5 16. Nxe5 Nf5 17. Nf3 Bf4 18. Rad1 Bh6 19. g3 Rhe8 20. Be5 Rd5 21. Rfe1 g5 22. g4 hxg4 23. hxg4 Nh4 24. Nxh4 gxh4 25. Bf6 Rxe1+ 26. Rxe1 Bg5 27. Bxg5 Rxg5 28. f3 Kd7 29. Kg2 Rg8 30. Kh3 Rh8 31. Re5 Kd6 32. f4 c5 33. Rh5 Rf8 34. f5 Ke5 35. Kxh4 Kf4 36. c4 b5 37. Rh6 Rg8 38. Rg6 *", + "Moves": "g8h8 g6h6 h8h6", + "MovesSAN": "Rh8+ Rh6 Rxh6#", + "Themes": "endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "r2qkb1r/2p2ppp/p2p4/1p2N3/3nP3/1BN5/PPPP1P2/R1BbR1K1 w kq - 0 13", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O d6 5. Re1 Bg4 6. h3 Bh5 7. g4 Nxg4 8. hxg4 Bxg4 9. Nc3 a6 10. Ba4 b5 11. Bb3 Nd4 12. Nxe5 Bxd1 *", + "Moves": "b3f7 e8e7 c3d5", + "MovesSAN": "Bxf7+ Ke7 Nd5#", + "Themes": "attackingF2F7 mate mateIn2 middlegame short" + }, + { + "FEN": "6k1/2R3pp/p3nR2/8/4P3/4q3/2P3PP/7K w - - 0 31", + "PGN": "1. f4 e5 2. fxe5 d6 3. exd6 Bxd6 4. Nf3 Nc6 5. d4 Bf5 6. e3 Nf6 7. Bd3 Ne4 8. Nc3 Nxc3 9. bxc3 Bxd3 10. Qxd3 O-O 11. O-O Qe7 12. e4 f6 13. Bb2 Rad8 14. Rae1 Kh8 15. Qb5 Qd7 16. a3 a6 17. Qh5 Bf4 18. Nh4 Bh6 19. Bc1 Bxc1 20. Ng6+ Kg8 21. Nxf8 Rxf8 22. Rxc1 Qe7 23. Qd5+ Kh8 24. Rb1 Qxa3 25. Rxb7 Qxc3 26. Rxc7 Qe3+ 27. Kh1 Nxd4 28. Qf7 Rg8 29. Rxf6 Ne6 30. Qxg8+ Kxg8 *", + "Moves": "c7c8 e6f8 f6f8", + "MovesSAN": "Rc8+ Nf8 Rfxf8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "4r1k1/5p2/p1N3p1/7p/1r5R/6P1/P2R1PP1/5K2 b - - 0 28", + "PGN": "1. d4 d5 2. Bf4 Nf6 3. e3 c5 4. c3 Nc6 5. Nd2 e6 6. Ngf3 Bd6 7. Bg3 O-O 8. Bd3 b6 9. Qe2 Bb7 10. Rd1 a6 11. e4 dxe4 12. Nxe4 Nxe4 13. Qxe4 g6 14. dxc5 Bxg3 15. hxg3 Qf6 16. cxb6 Na5 17. Qh4 Qg7 18. Ng5 h5 19. Be4 Bxe4 20. Qxe4 Rab8 21. b4 Qxc3+ 22. Kf1 Nc4 23. Nxe6 Rfe8 24. Qd4 Qxd4 25. Nxd4 Rxb6 26. Rh4 Rxb4 27. Nc6 Nd2+ 28. Rxd2 *", + "Moves": "b4b1 d2d1 b1d1", + "MovesSAN": "Rb1+ Rd1 Rxd1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "8/3R3p/6pk/pp6/5PP1/Pb2r2P/1P4K1/8 w - - 2 40", + "PGN": "1. e4 e6 2. Nf3 d5 3. exd5 exd5 4. d4 f5 5. Nc3 Nf6 6. Bg5 c6 7. Bxf6 Qxf6 8. Bd3 Bd6 9. O-O O-O 10. Re1 Nd7 11. Qe2 Nb6 12. Ne5 Re8 13. f4 Nd7 14. g3 a5 15. a3 c5 16. Nb5 cxd4 17. Nxd6 Qxd6 18. Qf3 b6 19. Bxf5 Nxe5 20. Rxe5 Bxf5 21. Qxd5+ Qxd5 22. Rxd5 g6 23. Rxd4 Bxc2 24. Rc1 Bf5 25. Rcd1 Rac8 26. Kg2 Rc2+ 27. R1d2 Rxd2+ 28. Rxd2 Kg7 29. h3 Re3 30. g4 Be4+ 31. Kh2 Rd3 32. Re2 Rd4 33. Kg3 Rd3+ 34. Kh2 Bf3 35. Rf2 Re3 36. Kg3 Bd1+ 37. Kg2 Bb3 38. Rd2 b5 39. Rd7+ Kh6 *", + "Moves": "g4g5 h6h5 d7h7", + "MovesSAN": "g5+ Kh5 Rxh7#", + "Themes": "deflection endgame mate mateIn2 short" + }, + { + "FEN": "r2qk1nr/ppp1bppp/2n1p3/3p1b2/5PP1/3P1N1P/PPPNP3/R1BQKB1R b KQkq - 0 6", + "PGN": "1. d3 d5 2. f4 Bf5 3. Nf3 Nc6 4. Nbd2 e6 5. h3 Be7 6. g4 *", + "Moves": "e7h4 f3h4 d8h4", + "MovesSAN": "Bh4+ Nxh4 Qxh4#", + "Themes": "mate mateIn2 opening short" + }, + { + "FEN": "1k1r3r/p1p1nppp/Q1p5/8/3Pq3/4B1P1/P1P4P/R3K2R w KQ - 2 19", + "PGN": "1. f3 e5 2. Nc3 Nc6 3. Nh3 d5 4. e3 Qh4+ 5. Nf2 Be6 6. Bb5 Qg5 7. Bxc6+ bxc6 8. g3 Bb4 9. d4 Bxc3+ 10. bxc3 Ne7 11. e4 Qf6 12. exd5 Bxd5 13. Ne4 Bxe4 14. fxe4 O-O-O 15. Be3 exd4 16. cxd4 Qg6 17. Qe2 Qxe4 18. Qa6+ Kb8 *", + "Moves": "a1b1 b8a8 a6b7", + "MovesSAN": "Rb1+ Ka8 Qb7#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "6k1/5ppp/8/4q3/1p2P3/1P3B2/3RK1PP/7r w - - 3 35", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nxd4 5. Qxd4 Nf6 6. Nc3 d6 7. Bg5 Be7 8. Bxf6 Bxf6 9. Qa4+ Bd7 10. Qb3 Rb8 11. Bc4 O-O 12. O-O-O Bg5+ 13. Kb1 Qf6 14. f3 a6 15. Nd5 Qd8 16. f4 b5 17. Be2 Be7 18. Nxe7+ Qxe7 19. Bf3 Be6 20. Qa3 b4 21. Qxa6 Ra8 22. Qc6 Rxa2 23. f5 Rfa8 24. Qxa8+ Rxa8 25. fxe6 Qxe6 26. b3 c5 27. Kb2 c4 28. Rd5 cxb3 29. cxb3 Qf6+ 30. Kc2 Qc3+ 31. Kd1 Ra1+ 32. Ke2 Rxh1 33. Rxd6 Qb2+ 34. Rd2 Qe5 *", + "Moves": "d2d8 e5e8 d8e8", + "MovesSAN": "Rd8+ Qe8 Rxe8#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "k7/p1r5/P2RK3/8/8/8/8/8 w - - 5 51", + "PGN": "1. e4 c6 2. Nf3 d5 3. exd5 cxd5 4. d4 Bg4 5. Bd3 e6 6. c3 Bd6 7. O-O Ne7 8. Bg5 Qc7 9. Bh4 Bxf3 10. Qxf3 Bxh2+ 11. Kh1 Bd6 12. Nd2 Nbc6 13. Qh3 O-O-O 14. b4 h6 15. a4 g5 16. Bg3 f5 17. Bxd6 Qxd6 18. a5 h5 19. b5 g4 20. Qh4 Ng6 21. Qg5 Rdg8 22. bxc6 bxc6 23. Bxf5 exf5 24. Qxf5+ Kb8 25. a6 Rf8 26. Rab1+ Ka8 27. Qc2 g3 28. fxg3 h4 29. Rxf8+ Rxf8 30. Nf3 Qxg3 31. Qb2 Qc7 32. Qb7+ Qxb7 33. Rxb7 h3 34. Rg7 hxg2+ 35. Kxg2 Nf4+ 36. Kg3 Ne2+ 37. Kg4 Nxc3 38. Ne5 Rc8 39. Kf5 Kb8 40. Rb7+ Ka8 41. Rd7 c5 42. Rd6 cxd4 43. Nc6 d3 44. Ne7 Rb8 45. Nxd5 Nxd5 46. Rxd5 Rb6 47. Rd8+ Rb8 48. Rxd3 Rc8 49. Rd6 Rc5+ 50. Ke6 Rc7 *", + "Moves": "d6d8 c7c8 d8c8", + "MovesSAN": "Rd8+ Rc8 Rxc8#", + "Themes": "endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "4n3/1k6/8/1p1N2R1/pP1n4/K7/PNr4P/8 b - - 0 32", + "PGN": "1. e4 d5 2. exd5 e6 3. Nc3 exd5 4. d4 c6 5. Nf3 f5 6. Qe2+ Be7 7. Bg5 b6 8. O-O-O Ba6 9. Qe5 h6 10. Bxe7 Qxe7 11. Bxa6 Nxa6 12. Rde1 Qxe5 13. Nxe5 Nf6 14. Nxc6+ Kd7 15. Ne5+ Kc7 16. Ng6 Rhe8 17. Nf4 Kc6 18. b3 Rac8 19. Na4 Nb4 20. f3 Kb7 21. g4 Nxc2 22. Rxe8 Nxe8 23. Kb2 Nxd4 24. gxf5 Nxf5 25. Nxd5 Nd4 26. Rg1 Rc2+ 27. Ka3 g5 28. f4 b5 29. Nb2 a5 30. b4 a4 31. fxg5 hxg5 32. Rxg5 *", + "Moves": "c2c3 d5c3 d4c2", + "MovesSAN": "Rc3+ Nxc3 Nc2#", + "Themes": "endgame mate mateIn2 sacrifice short" + }, + { + "FEN": "6k1/p1p2pp1/1p1p4/3Pq1p1/2P5/1P6/P2Q1PPP/6K1 b - - 0 24", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 4. O-O Nf6 5. Re1 Be7 6. d4 Bd7 7. dxe5 Nxe5 8. Nxe5 Bxb5 9. Nf3 O-O 10. Nc3 Bc6 11. Nd5 Bxd5 12. exd5 Qd7 13. Bf4 Rfe8 14. c4 Bf8 15. Qc2 Rxe1+ 16. Rxe1 Re8 17. Re3 Rxe3 18. Bxe3 b6 19. Bd4 Be7 20. Ng5 h6 21. Bxf6 hxg5 22. Bxe7 Qxe7 23. Qd2 Qe5 24. b3 *", + "Moves": "e5a1 d2c1 a1c1", + "MovesSAN": "Qa1+ Qc1 Qxc1#", + "Themes": "backRankMate endgame mate mateIn2 queenEndgame short" + }, + { + "FEN": "3r1rk1/p2q1pp1/1p3n1p/2b1n2N/3p4/2PQ4/PPB2PPP/R1BR2K1 w - - 6 19", + "PGN": "1. e4 e5 2. Nc3 Nf6 3. Bc4 Bc5 4. d3 h6 5. Nce2 c6 6. c3 d5 7. exd5 cxd5 8. Bb3 O-O 9. Ng3 Bg4 10. N1e2 e4 11. O-O Bxe2 12. Qxe2 exd3 13. Qxd3 d4 14. Rd1 Nc6 15. Qf5 b6 16. Bc2 Qd7 17. Qd3 Rad8 18. Nh5 Ne5 *", + "Moves": "h5f6 g7f6 d3h7", + "MovesSAN": "Nxf6+ gxf6 Qh7#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "5r1k/p6p/3N2p1/8/3N4/8/P1Q2qPP/3R3K b - - 0 25", + "PGN": "1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 d6 5. Nf3 Nf6 6. Bc4 g6 7. Qe2 Bg7 8. O-O O-O 9. Rd1 Nc6 10. e5 Ng4 11. exd6 exd6 12. Nb5 Re8 13. Qd2 Be6 14. Bxe6 Rxe6 15. Nxd6 Qb6 16. Qf4 Qxf2+ 17. Kh1 Ne3 18. Qxf7+ Kh8 19. Bxe3 Rxe3 20. Qxb7 Rf8 21. Qxc6 Bxb2 22. Rab1 Bd4 23. Nxd4 Rd3 24. Qc2 Rxd1+ 25. Rxd1 *", + "Moves": "f2f1 d1f1 f8f1", + "MovesSAN": "Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame mate mateIn2 sacrifice short" + }, + { + "FEN": "3r3k/5pp1/4pq2/1p6/8/2Q3P1/PP1r1PBP/R3R1K1 b - - 4 26", + "PGN": "1. d4 d5 2. c4 e6 3. Nf3 c6 4. g3 Nf6 5. Bg2 Bd6 6. cxd5 cxd5 7. Nc3 Nc6 8. Nb5 Bb8 9. O-O O-O 10. Bg5 a6 11. Nc3 Bd6 12. Nd2 Be7 13. Re1 Nxd4 14. e4 Nxe4 15. Bxe7 Qxe7 16. Ndxe4 dxe4 17. Qxd4 Bd7 18. Bxe4 Rad8 19. Qd3 Bb5 20. Qc2 Qf6 21. Nxb5 axb5 22. Bxh7+ Kh8 23. Be4 Rd4 24. Bxb7 Rfd8 25. Bg2 Rd2 26. Qc3 *", + "Moves": "f6f2 g1h1 f2g2", + "MovesSAN": "Qxf2+ Kh1 Qxg2#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "r1bqr1k1/pppn1pbp/6p1/3QB3/2B3P1/2n2N1P/PPP2P2/R3K2R w KQ - 0 12", + "PGN": "1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. Bc4 Nf6 5. Nf3 O-O 6. Bf4 Nbd7 7. h3 Re8 8. g4 e5 9. dxe5 dxe5 10. Bxe5 Nxe4 11. Qd5 Nxc3 *", + "Moves": "d5f7 g8h8 f7g7", + "MovesSAN": "Qxf7+ Kh8 Qxg7#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "1r4k1/2Q2ppp/r7/3p4/P2P1P2/4p3/1q4PP/2R2R1K w - - 0 28", + "PGN": "1. d4 d5 2. Nf3 c6 3. Bf4 Nf6 4. e3 e6 5. Be2 Bd6 6. Nbd2 O-O 7. c3 b6 8. O-O Bb7 9. Rc1 c5 10. Bxd6 Qxd6 11. Ne5 Nc6 12. f4 cxd4 13. cxd4 Rac8 14. Qa4 Ne4 15. Nxe4 dxe4 16. Nxc6 Bxc6 17. Qxa7 Qb4 18. b3 Qd2 19. Ba6 Qxe3+ 20. Kh1 Ra8 21. Qxb6 Bd5 22. a4 Rfb8 23. Qd6 Qxb3 24. Bb5 Qb2 25. Bc6 Ra6 26. Qc7 e3 27. Bxd5 exd5 *", + "Moves": "c7c8 b8c8 c1c8", + "MovesSAN": "Qc8+ Rxc8 Rxc8#", + "Themes": "backRankMate endgame mate mateIn2 sacrifice short" + }, + { + "FEN": "6k1/7p/1p1N4/3P2B1/2P5/R2n1bP1/1r5P/5K2 b - - 0 39", + "PGN": "1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O Nc6 8. d5 Ne7 9. b4 a5 10. Ba3 Nd7 11. Nb5 b6 12. bxa5 Rxa5 13. Bb4 Ra8 14. a4 Nc5 15. Nd2 Bh6 16. f3 f5 17. a5 Be3+ 18. Kh1 g5 19. axb6 Rxa1 20. Qxa1 cxb6 21. exf5 Bxf5 22. Qa3 Bxd2 23. Bxd2 Ng6 24. g3 Bh3 25. Re1 e4 26. Qe3 exf3 27. Bxf3 Ne5 28. Be2 Qf6 29. Qxg5+ Qxg5 30. Bxg5 Ncd3 31. Ra1 Rf2 32. Bh5 Bg2+ 33. Kg1 Nf3+ 34. Bxf3 Bxf3 35. Ra3 Rg2+ 36. Kf1 Rf2+ 37. Kg1 Rg2+ 38. Kf1 Rb2 39. Nxd6 *", + "Moves": "b2b1 g5c1 b1c1", + "MovesSAN": "Rb1+ Bc1 Rxc1#", + "Themes": "endgame master mate mateIn2 short" + }, + { + "FEN": "N5k1/p4pp1/2p3rp/2p5/2P5/3P1b2/PP3PPP/R4RK1 b - - 0 23", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. O-O Be7 5. d3 O-O 6. Bg5 h6 7. Bh4 d5 8. exd5 Nxd5 9. Bxd5 Bxh4 10. Bxc6 bxc6 11. Nxe5 Bb7 12. Nc3 c5 13. Ne4 Qd5 14. Nf3 Be7 15. Qe2 Rfe8 16. Ne1 Bd6 17. c4 Qc6 18. Qf3 Re6 19. Nxd6 Qxf3 20. Nxf3 Bxf3 21. Nb5 c6 22. Nc7 Rg6 23. Nxa8 *", + "Moves": "g6g2 g1h1 g2g4", + "MovesSAN": "Rxg2+ Kh1 Rg4#", + "Themes": "discoveredAttack endgame kingsideAttack mate mateIn2 short" + }, + { + "FEN": "4rn1k/p6p/1p2rp2/2pR1N2/8/P7/1P3PPP/2R3K1 b - - 0 29", + "PGN": "1. c4 e6 2. Nf3 d5 3. cxd5 exd5 4. d4 c6 5. Nc3 Bd6 6. Bg5 f6 7. Bd2 Ne7 8. e4 dxe4 9. Nxe4 O-O 10. Nxd6 Qxd6 11. Bc3 Bf5 12. Bd3 Re8 13. O-O Bxd3 14. Qxd3 Nd7 15. a3 Nd5 16. Nh4 Nf8 17. Nf5 Qf4 18. Bd2 Qe4 19. Qxe4 Rxe4 20. Nd6 Rxd4 21. Rfd1 b6 22. Nf5 Re4 23. Rac1 c5 24. Nd6 Re6 25. Nf5 Rae8 26. Bh6 gxh6 27. Nxh6+ Kg7 28. Nf5+ Kh8 29. Rxd5 *", + "Moves": "e6e1 c1e1 e8e1", + "MovesSAN": "Re1+ Rxe1 Rxe1#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "r4rk1/1p3ppp/p7/1P5q/6b1/P1Q1bNP1/1B2B2P/R2R3K b - - 3 24", + "PGN": "1. d4 d5 2. c4 e6 3. Nc3 c5 4. e3 Nc6 5. Nf3 Nf6 6. a3 a6 7. cxd5 exd5 8. dxc5 Bxc5 9. b4 Bd6 10. Bb2 O-O 11. Be2 Bc7 12. O-O Bg4 13. b5 Na5 14. Qa4 Qd6 15. g3 Nc4 16. Qc2 Bb6 17. Nd4 Bh3 18. Rfd1 Qe5 19. Nf3 Qh5 20. Nxd5 Nxd5 21. Qxc4 Nxe3 22. fxe3 Bxe3+ 23. Kh1 Bg4 24. Qc3 *", + "Moves": "g4f3 e2f3 h5f3", + "MovesSAN": "Bxf3+ Bxf3 Qxf3#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "8/1p4qk/p5pp/3Q4/8/P7/5PPP/6K1 b - - 3 35", + "PGN": "1. e4 d5 2. e5 e6 3. d4 Ne7 4. Nf3 g6 5. Bd3 Bg7 6. Nc3 O-O 7. Be3 Nec6 8. Qd2 Nd7 9. O-O Nb4 10. Bh6 Nxd3 11. cxd3 c5 12. Bxg7 Kxg7 13. dxc5 Nxc5 14. d4 Nd7 15. a3 a6 16. Rfe1 f6 17. Rac1 fxe5 18. Nxe5 Nxe5 19. Rxe5 Rf5 20. Rce1 Rxe5 21. Rxe5 Qf6 22. Qe3 Bd7 23. Ne2 Re8 24. Nf4 h6 25. Nxd5 exd5 26. Rxe8 Bxe8 27. Qxe8 Qxd4 28. Qe7+ Kg8 29. Qe6+ Kg7 30. Qe7+ Kg8 31. Qe8+ Kh7 32. Qf7+ Qg7 33. Qxd5 Qxb2 34. Qf7+ Qg7 35. Qd5 *", + "Moves": "g7a1 d5d1 a1d1", + "MovesSAN": "Qa1+ Qd1 Qxd1#", + "Themes": "backRankMate endgame mate mateIn2 queenEndgame short" + }, + { + "FEN": "2r4k/QR5p/3p2p1/8/3bq3/P7/2r2PPP/5RK1 w - - 3 25", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. Nc3 d6 4. d4 cxd4 5. Nxd4 g6 6. Be3 Bg7 7. Bc4 Nf6 8. a3 O-O 9. Qd3 Ne5 10. Qe2 Nxc4 11. Qxc4 Be6 12. Nxe6 fxe6 13. Qxe6+ Kh8 14. O-O Rc8 15. Bg5 Qb6 16. Qxe7 Qxb2 17. Bxf6 Bxf6 18. Qe6 Qxc3 19. Rab1 b6 20. Rb3 Qe5 21. Qd7 Rxc2 22. Qxa7 Qxe4 23. Rxb6 Rfc8 24. Rb7 Bd4 *", + "Moves": "b7h7 h8g8 a7f7", + "MovesSAN": "Rxh7+ Kg8 Qf7#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "8/5pkp/1R6/5PK1/r6P/8/4b3/8 w - - 3 47", + "PGN": "1. e4 d6 2. d4 c6 3. Nf3 Nd7 4. Bd3 Qc7 5. Nc3 e5 6. dxe5 dxe5 7. O-O g6 8. Be3 Bg7 9. Re1 Ngf6 10. h3 O-O 11. b4 Nh5 12. b5 Nf4 13. bxc6 bxc6 14. Ne2 Ne6 15. a4 Nd4 16. Nfxd4 exd4 17. Bxd4 Ne5 18. f4 Nxd3 19. Qxd3 Rd8 20. c3 c5 21. Qc4 Be6 22. Qxc5 Bxd4+ 23. cxd4 Qxc5 24. dxc5 Rd2 25. Ng3 Rad8 26. f5 gxf5 27. exf5 Bc4 28. c6 Bd5 29. Re2 Rxe2 30. Nxe2 Bxc6 31. a5 Rd2 32. Nf4 Rb2 33. Rc1 Bb5 34. Rc8+ Kg7 35. Rb8 a6 36. Nd3 Ra2 37. Nc5 Rxa5 38. Ra8 Ra1+ 39. Kh2 Ra2 40. Kg3 Kf6 41. Kf4 Rxg2 42. Nxa6 Ra2 43. Rb8 Bxa6 44. Rb6+ Kg7 45. h4 Ra4+ 46. Kg5 Be2 *", + "Moves": "f5f6 g7h8 b6b8", + "MovesSAN": "f6+ Kh8 Rb8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "6k1/R4ppp/2p1p3/2p1n3/P1P2b2/3r1P1P/4KP2/6B1 w - - 0 26", + "PGN": "1. e4 c6 2. Nf3 d5 3. e5 c5 4. d4 Bg4 5. Nc3 Nc6 6. h3 Bxf3 7. gxf3 Nxd4 8. Be3 Nc6 9. Bb5 d4 10. Bxc6+ bxc6 11. Bf4 dxc3 12. bxc3 Qxd1+ 13. Rxd1 e6 14. Ke2 Ne7 15. c4 Ng6 16. Bg3 Be7 17. Rd3 O-O 18. Rhd1 Rad8 19. Rb1 Rxd3 20. cxd3 Bh4 21. Bh2 Bg5 22. Rb7 Bf4 23. Bg1 Nxe5 24. Rxa7 Rd8 25. a4 Rxd3 *", + "Moves": "a7a8 d3d8 a8d8", + "MovesSAN": "Ra8+ Rd8 Rxd8#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "8/7k/p5p1/2P2p1p/3Q1P1K/P2P2PP/4q3/8 b - - 0 42", + "PGN": "1. c4 Nf6 2. Nc3 d5 3. cxd5 Nxd5 4. g3 g6 5. Bg2 Nb6 6. d3 Bg7 7. Nf3 O-O 8. O-O Nc6 9. Be3 e5 10. Rc1 Bf5 11. a3 Rc8 12. b4 a6 13. Qb3 Be6 14. Qc2 Nd5 15. Nxd5 Bxd5 16. Rfd1 Re8 17. Nd2 Bxg2 18. Kxg2 Qd5+ 19. Kg1 Qe6 20. Qc4 Qh3 21. Ne4 h6 22. Nc5 Rb8 23. Nxb7 Nd4 24. Bxd4 exd4 25. Qxc7 Rbc8 26. Qf4 Rxc1 27. Rxc1 Rxe2 28. Nc5 h5 29. Ne4 Qe6 30. Ng5 Re1+ 31. Rxe1 Qxe1+ 32. Kg2 Qe7 33. Ne4 Be5 34. Qf3 f5 35. Nc5 Bd6 36. Qd5+ Kh7 37. Qxd4 Bxc5 38. bxc5 Qb7+ 39. Kh3 Qb1 40. f4 Qf1+ 41. Kh4 Qe2 42. h3 *", + "Moves": "e2e7 d4f6 e7f6", + "MovesSAN": "Qe7+ Qf6 Qxf6#", + "Themes": "endgame mate mateIn2 queenEndgame short" + }, + { + "FEN": "8/2r5/4R3/7p/8/5kP1/5P1P/6K1 b - - 0 50", + "PGN": "1. e4 c5 2. Nf3 d6 3. c3 g6 4. d4 e6 5. dxc5 dxc5 6. Qxd8+ Kxd8 7. Bg5+ Ke8 8. e5 Nd7 9. Bb5 Be7 10. Bxe7 Nxe7 11. O-O a6 12. Ba4 b5 13. Bc2 Nc6 14. Be4 Bb7 15. Rd1 Rc8 16. Rd6 Ba8 17. a4 Ncxe5 18. Nxe5 Nxe5 19. Bxa8 Rxa8 20. axb5 a5 21. Ra6 Rxa6 22. bxa6 Nc4 23. b3 Nb6 24. Rxa5 Kd7 25. Rxc5 Ra8 26. Ra5 Kc7 27. b4 Nd5 28. b5 Kb6 29. Ra1 Kxb5 30. Na3+ Kxa6 31. Nc4+ Kb7 32. Nd6+ Kb8 33. Rb1+ Kc7 34. Nb5+ Kd7 35. c4 Nb6 36. c5 Nc4 37. Nd4 Rc8 38. c6+ Kc7 39. Rb7+ Kd6 40. Rxf7 h5 41. Rg7 Na5 42. Rd7+ Ke5 43. Nf3+ Kf4 44. c7 Nc6 45. Nh4 Ne5 46. g3+ Ke4 47. Rg7 Nf3+ 48. Nxf3 Kxf3 49. Rxg6 Rxc7 50. Rxe6 *", + "Moves": "c7c1 e6e1 c1e1", + "MovesSAN": "Rc1+ Re1 Rxe1#", + "Themes": "endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "2rr2k1/pR4p1/4p2p/4Q3/2q5/P3P3/1P3PPP/1R4K1 b - - 0 23", + "PGN": "1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 Bb4 5. Qc2 O-O 6. Bg5 c5 7. dxc5 Bxc5 8. e3 dxc4 9. Bxc4 Be7 10. O-O h6 11. Rfd1 Qc7 12. Bf4 Qxc4 13. Rac1 Qa6 14. a3 Nc6 15. Ne4 Nxe4 16. Qxe4 Bd7 17. Rxd7 Bf6 18. Be5 Nxe5 19. Nxe5 Rfd8 20. Rxf7 Rac8 21. Rb1 Bxe5 22. Rxb7 Qc4 23. Qxe5 *", + "Moves": "c4c1 b1c1 c8c1", + "MovesSAN": "Qc1+ Rxc1 Rxc1#", + "Themes": "backRankMate endgame mate mateIn2 sacrifice short" + }, + { + "FEN": "3Q1R2/r5pk/p3b3/1p2P2p/7P/4B3/PPq5/4RK2 b - - 2 33", + "PGN": "1. e4 e6 2. d4 d6 3. e5 d5 4. Qg4 Ne7 5. Nf3 Ng6 6. Bd3 Be7 7. h4 h5 8. Qg3 Nd7 9. Bxg6 fxg6 10. Qxg6+ Kf8 11. Ng5 Bxg5 12. Bxg5 Qe8 13. Qd3 a6 14. O-O b5 15. f4 Kg8 16. f5 exf5 17. Qxf5 Nc5 18. Qf3 Ne4 19. Qb3 Be6 20. Nc3 c5 21. Nxe4 dxe4 22. Qg3 cxd4 23. Bf6 Ra7 24. Rf4 Qc6 25. Re1 d3 26. cxd3 exd3 27. Qxd3 Rh6 28. Qd8+ Kh7 29. Bg5 Rg6 30. Rf8 Qc5+ 31. Be3 Rxg2+ 32. Kxg2 Qc2+ 33. Kf1 *", + "Moves": "e6h3 f1g1 c2g2", + "MovesSAN": "Bh3+ Kg1 Qg2#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "6k1/p4rpp/5n2/8/8/P3P2P/Bq3PP1/3R3K w - - 0 31", + "PGN": "1. d4 c5 2. c3 d5 3. Nf3 cxd4 4. cxd4 Nc6 5. e3 Nf6 6. a3 e6 7. Bd3 Bd6 8. O-O O-O 9. Bc2 e5 10. dxe5 Nxe5 11. Nbd2 Qc7 12. Bb3 Bg4 13. Qc2 Qb6 14. Ba2 Rac8 15. Qb3 Nc4 16. Nxc4 dxc4 17. Qd1 Rfd8 18. Qe2 Qc7 19. h3 Bh2+ 20. Kh1 Bxf3 21. Qxf3 Be5 22. Rb1 c3 23. bxc3 Qxc3 24. Bb2 Qc7 25. Rfc1 Qa5 26. Rxc8 Rxc8 27. Bxe5 Qxe5 28. Qxb7 Rf8 29. Rd1 Qb2 30. Qxf7+ Rxf7 *", + "Moves": "d1d8 f6e8 d8e8", + "MovesSAN": "Rd8+ Ne8 Rxe8#", + "Themes": "endgame mate mateIn2 pin short" + }, + { + "FEN": "2r1rbk1/pp3pp1/q3b2p/3pn3/3PN3/P2Q1N1P/1P2RPP1/1BR3K1 w - - 0 22", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. e3 c5 5. Nf3 cxd4 6. exd4 Nc6 7. cxd5 exd5 8. Bd3 Be7 9. O-O O-O 10. h3 h6 11. Bf4 Be6 12. Re1 Re8 13. a3 Bf8 14. Rc1 Rc8 15. Bb1 Na5 16. Qd3 Nc4 17. Re2 Qb6 18. Na4 Qb5 19. Be5 Ne4 20. Nc3 Qa6 21. Nxe4 Nxe5 *", + "Moves": "e4f6 g7f6 d3h7", + "MovesSAN": "Nf6+ gxf6 Qh7#", + "Themes": "clearance kingsideAttack master mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "2rqr1k1/1p1b1p1n/p3p2Q/6N1/3P1b2/8/PP3PPP/R3R1K1 w - - 0 23", + "PGN": "1. d4 e6 2. c4 c6 3. e3 h6 4. Nc3 Nf6 5. Nf3 d5 6. Ne5 Nbd7 7. cxd5 cxd5 8. Nf3 a6 9. Bd3 Bd6 10. O-O O-O 11. Re1 Re8 12. e4 dxe4 13. Nxe4 Bc7 14. Qc2 Nxe4 15. Bxe4 Nf6 16. Bd3 Bd7 17. Be3 Rc8 18. Qd2 Nd5 19. Bxh6 gxh6 20. Qxh6 Nf6 21. Ng5 Bf4 22. Bh7+ Nxh7 *", + "Moves": "h6h7 g8f8 h7f7", + "MovesSAN": "Qxh7+ Kf8 Qxf7#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "1r4k1/R2Q1ppp/3qp3/8/8/2B4P/3nBPP1/6K1 b - - 0 24", + "PGN": "1. d4 d5 2. c4 c6 3. Nc3 e6 4. Nf3 dxc4 5. e4 b5 6. a4 Bb4 7. Be2 Bb7 8. Bd2 Bxc3 9. Bxc3 a6 10. O-O Nf6 11. Qc2 Nbd7 12. Rfd1 Qe7 13. Nd2 O-O 14. b3 cxb3 15. Qxb3 c5 16. axb5 axb5 17. Qxb5 Rxa1 18. Rxa1 cxd4 19. Bxd4 Nxe4 20. Qxb7 Nxd2 21. Ra7 Rd8 22. h3 Qd6 23. Bc3 Rb8 24. Qxd7 *", + "Moves": "b8b1 e2f1 b1f1", + "MovesSAN": "Rb1+ Bf1 Rxf1#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "3r2k1/p4ppp/q4n2/6N1/N7/8/2P2PPP/2KR4 w - - 0 27", + "PGN": "1. e4 e6 2. d4 c5 3. Be3 d5 4. exd5 exd5 5. dxc5 Bxc5 6. Bxc5 Qa5+ 7. Nc3 Qxc5 8. Qxd5 Qe7+ 9. Be2 Be6 10. Qd4 Nf6 11. Bb5+ Nc6 12. O-O-O O-O 13. Bxc6 bxc6 14. Nf3 c5 15. Qd6 Qb7 16. Qxc5 Rac8 17. Qb5 Qc7 18. Rd2 Rb8 19. Qe5 Qb6 20. Na4 Qa6 21. b3 Rfc8 22. Ng5 Bxb3 23. axb3 Rxb3 24. Rhd1 Rbb8 25. Qxb8 Rxb8 26. Rd8+ Rxd8 *", + "Moves": "d1d8 f6e8 d8e8", + "MovesSAN": "Rxd8+ Ne8 Rxe8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "4q2k/1pp3p1/p1b4p/4r3/2P5/3B3P/P1P2QP1/5RK1 w - - 0 30", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Nc3 Bc5 4. Nxe5 Nxe5 5. d4 Bd6 6. dxe5 Bxe5 7. Bd3 Bxc3+ 8. bxc3 d6 9. O-O Nf6 10. h3 h6 11. Bf4 O-O 12. Qf3 Bd7 13. Bh2 Bc6 14. Rad1 Re8 15. Rfe1 Qd7 16. Qe2 Re7 17. e5 Nd5 18. Qd2 Rae8 19. f4 dxe5 20. fxe5 a6 21. c4 Nb6 22. Qe2 Qe6 23. Rf1 Kh8 24. Rf2 Qc8 25. Rdf1 Nd7 26. Rxf7 Nxe5 27. Rxe7 Rxe7 28. Bxe5 Qe8 29. Qf2 Rxe5 *", + "Moves": "f2f8 e8f8 f1f8", + "MovesSAN": "Qf8+ Qxf8 Rxf8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r6r/4np2/2N1pbp1/5k1p/8/4BP1P/P5P1/3R2K1 w - - 1 23", + "PGN": "1. e4 g6 2. Nf3 Bg7 3. d4 c5 4. c3 cxd4 5. cxd4 Qb6 6. e5 Nc6 7. Nc3 d6 8. exd6 Nxd4 9. Be3 Nxf3+ 10. Qxf3 Qxb2 11. Bb5+ Bd7 12. Bxd7+ Kxd7 13. Qg4+ e6 14. Qa4+ b5 15. Qxb5+ Qxb5 16. Nxb5 Bxa1 17. O-O Bf6 18. Nxa7 Kxd6 19. Rd1+ Ke5 20. Nc6+ Kf5 21. h3 h5 22. f3 Ne7 *", + "Moves": "g2g4 h5g4 h3g4", + "MovesSAN": "g4+ hxg4 hxg4#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "6k1/pp4rp/2p3q1/2Pp4/1P6/P3P1rQ/6P1/5RK1 w - - 0 38", + "PGN": "1. e4 e5 2. Nf3 d6 3. Bc4 Qe7 4. d3 g6 5. Bg5 f6 6. Bh4 Nh6 7. Nfd2 Be6 8. Bg3 Nf7 9. Bxe6 Qxe6 10. Nc4 Bg7 11. Nbd2 O-O 12. O-O Re8 13. a3 Nd7 14. b3 Nf8 15. b4 f5 16. exf5 gxf5 17. h3 e4 18. dxe4 Bxa1 19. Qxa1 fxe4 20. Ne3 c6 21. c4 d5 22. Qd4 Red8 23. c5 Ng6 24. Bh4 Re8 25. Bg3 Nfe5 26. Ng4 Nxg4 27. hxg4 Qxg4 28. Qf6 Rf8 29. Qd6 Nf4 30. Bxf4 Rxf4 31. Qh6 Raf8 32. Qh3 Qg6 33. Nb3 Rg4 34. Nd4 Rf7 35. Ne2 Rg7 36. Ng3 e3 37. fxe3 Rxg3 *", + "Moves": "h3c8 g6e8 c8e8", + "MovesSAN": "Qc8+ Qe8 Qxe8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "2b1r3/3pnN1k/1qp1p3/r7/8/P1b3Q1/P1P2PP1/2KR4 w - - 0 26", + "PGN": "1. e4 c5 2. d4 cxd4 3. Qxd4 Nc6 4. Qa4 Nf6 5. Bb5 e6 6. Nc3 a6 7. Bxc6 bxc6 8. e5 Ng8 9. Be3 g6 10. O-O-O Bg7 11. Nf3 Ne7 12. Bg5 O-O 13. Qb4 Re8 14. h4 a5 15. Qc5 a4 16. h5 a3 17. bxa3 Ra5 18. Qd6 h6 19. hxg6 hxg5 20. gxf7+ Kxf7 21. Nxg5+ Kg8 22. Rh7 Bxe5 23. Qd3 Bxc3 24. Nf7 Qb6 25. Qg3+ Kxh7 *", + "Moves": "d1h1 a5h5 h1h5", + "MovesSAN": "Rh1+ Rh5 Rxh5#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "3r2k1/pp3ppp/2p3b1/2n3P1/2B2q1P/5N2/PPP1QP2/4R1K1 w - - 0 24", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. Nc3 Nxc3 6. dxc3 Be7 7. Bc4 c6 8. O-O d5 9. Bb3 O-O 10. c4 dxc4 11. Bxc4 Qc7 12. Bg5 Bd6 13. Qe2 Bg4 14. h3 Bh5 15. Rad1 Nd7 16. g4 Bg6 17. Be7 Bxe7 18. Qxe7 Rad8 19. Rfe1 Qf4 20. Qe2 Nf6 21. g5 Ne4 22. h4 Nc5 23. Rxd8 Rxd8 *", + "Moves": "e2e8 d8e8 e1e8", + "MovesSAN": "Qe8+ Rxe8 Rxe8#", + "Themes": "kingsideAttack mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "2R5/p2r4/1p6/5p1p/P3p1k1/2P3P1/4K1P1/8 w - - 2 46", + "PGN": "1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. e5 dxe5 5. Nxe5 e6 6. Bb5+ Nbd7 7. d3 Bd6 8. f4 O-O 9. O-O Nxe5 10. fxe5 Bxe5 11. d4 cxd4 12. Bg5 dxc3 13. Nxc3 Qb6+ 14. Kh1 Bxc3 15. bxc3 Qxb5 16. Bxf6 gxf6 17. Rxf6 Qg5 18. Rf3 b6 19. Rg3 Qxg3 20. hxg3 Bb7 21. Qg4+ Kh8 22. Rf1 Rae8 23. Rf6 Rg8 24. Qd4 e5 25. Qd7 Bc8 26. Qd3 Rd8 27. Qe4 Rg5 28. Qe2 Ba6 29. Qc2 Bd3 30. Qc1 Rh5+ 31. Kg1 Be2 32. Kf2 Bg4 33. Qb2 Kg7 34. Rc6 Rf5+ 35. Ke3 Rf1 36. Rc4 Re1+ 37. Kf2 Re2+ 38. Qxe2 Bxe2 39. Kxe2 Rd7 40. Ke3 f5 41. a4 Kg6 42. Rc6+ Kg5 43. Rc4 e4 44. Ke2 h5 45. Rc8 Kg4 *", + "Moves": "c8g8 d7g7 g8g7", + "MovesSAN": "Rg8+ Rg7 Rxg7#", + "Themes": "endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "2R2r1k/pQ2Bqpp/8/3pp3/7n/P2P2PP/1P3P2/5R1K b - - 6 28", + "PGN": "1. Nf3 d5 2. c4 Nf6 3. cxd5 Nxd5 4. Nc3 Nc6 5. g3 Bg4 6. Bg2 e5 7. h3 Be6 8. a3 Bd6 9. d3 O-O 10. O-O Qd7 11. Kh2 f5 12. Ng5 Rf6 13. Nxe6 Qxe6 14. e4 Nde7 15. exf5 Qxf5 16. Ne4 Rg6 17. Nxd6 cxd6 18. Be4 Qf6 19. Bxg6 Nxg6 20. Be3 Rf8 21. Qb3+ Kh8 22. Qxb7 d5 23. Rac1 Nce7 24. Bc5 Nh4 25. Bxe7 Qf7 26. Rc8 Nf3+ 27. Kg2 Nh4+ 28. Kh1 *", + "Moves": "f7f3 h1g1 f3g2", + "MovesSAN": "Qf3+ Kg1 Qg2#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "4r1k1/p1p2ppp/2p5/Np6/8/1PqP2Q1/PRP3PP/2K1R3 b - - 0 24", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. Bxc6 dxc6 5. Nxe5 Bc5 6. Nc3 Qd4 7. Nd3 Bb6 8. Qe2 O-O 9. b3 Re8 10. f3 Bf5 11. Qf2 Qd7 12. Qg3 Bd4 13. Bb2 Bxe4 14. fxe4 Nxe4 15. Nxe4 Bxb2 16. Nxb2 Rxe4+ 17. Kd1 Rd8 18. d3 Rde8 19. Kc1 Re2 20. Nc4 b5 21. Na5 Qd4 22. Rb1 Qc3 23. Rb2 Re1+ 24. Rxe1 *", + "Moves": "e8e1 g3e1 c3e1", + "MovesSAN": "Rxe1+ Qxe1 Qxe1#", + "Themes": "endgame mate mateIn2 queensideAttack short" + }, + { + "FEN": "Q7/1ppkn3/p2p4/4p1P1/4Pp2/PBKP4/1PP2qP1/R1N5 b - - 0 23", + "PGN": "1. e4 e5 2. Nf3 Bc5 3. Nc3 a6 4. a3 d6 5. Bc4 Bg4 6. h3 h5 7. hxg4 h4 8. Rh3 Nc6 9. d3 f6 10. g5 f5 11. Rxh4 Rxh4 12. Nxh4 f4 13. Bxg8 Qd7 14. Qh5+ Kd8 15. Qh8 Qe8 16. Qxg7 Ne7 17. Bb3 Qh5 18. Qf8+ Kd7 19. Qxa8 Qxh4 20. Ne2 Qxf2+ 21. Kd2 Be3+ 22. Kc3 Bxc1 23. Nxc1 *", + "Moves": "f2e1 c3c4 b7b5", + "MovesSAN": "Qe1+ Kc4 b5#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "7k/1R5p/1P1r2p1/8/8/8/R2p3K/1r6 w - - 0 47", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nxd4 5. Qxd4 e6 6. Nc3 b6 7. Bc4 Nf6 8. e5 Bc5 9. Qh4 Ng8 10. Qg4 g6 11. Ne4 f5 12. exf6 Nxf6 13. Nxf6+ Qxf6 14. O-O O-O 15. c3 d5 16. Bd3 e5 17. Qg3 e4 18. Bb5 a6 19. Ba4 d4 20. b4 Bd6 21. Bb3+ Kh8 22. Bg5 Bxg3 23. Bxf6+ Rxf6 24. hxg3 d3 25. Rfe1 Bb7 26. Rad1 Raf8 27. Rd2 b5 28. c4 bxc4 29. Bxc4 Rd8 30. f4 exf3 31. gxf3 Rxf3 32. Re7 Rxg3+ 33. Kf2 Rg2+ 34. Ke3 Rg3+ 35. Kf2 Rf3+ 36. Kg1 Bd5 37. Bxd5 Rxd5 38. Kg2 Rf6 39. a4 Rf4 40. Rb7 Rg5+ 41. Kh3 Rf1 42. Kh2 Rd5 43. b5 axb5 44. axb5 Rb1 45. b6 Rd6 46. Ra2 d2 *", + "Moves": "a2a8 d6d8 a8d8", + "MovesSAN": "Ra8+ Rd8 Rxd8#", + "Themes": "endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "r3r1k1/p3qp1p/P5p1/2bPPb1n/Q4P2/P1N3P1/3BB2P/2KR2NR b - - 2 21", + "PGN": "1. e4 e5 2. f3 d5 3. exd5 Bd6 4. c4 Nf6 5. Nc3 O-O 6. Be2 Re8 7. d3 Na6 8. a3 Bc5 9. b4 Bd4 10. Bd2 Nh5 11. g3 Qf6 12. Qc2 e4 13. dxe4 Bd7 14. O-O-O b5 15. f4 g6 16. e5 Qe7 17. cxb5 Bf5 18. Qb3 c5 19. bxa6 cxb4 20. Qxb4 Bc5 21. Qa4 *", + "Moves": "c5a3 a4a3 e7a3", + "MovesSAN": "Bxa3+ Qxa3 Qxa3#", + "Themes": "mate mateIn2 middlegame queensideAttack short" + }, + { + "FEN": "1k1r4/ppp1Q3/5p2/8/3P2p1/4Pq1p/PP1B1P1R/6K1 b - - 5 26", + "PGN": "1. d4 e5 2. c3 exd4 3. cxd4 d5 4. e3 Nc6 5. Nc3 Bf5 6. Nf3 Nf6 7. Bd3 Ne4 8. O-O Bd6 9. Nxd5 Bxh2+ 10. Kxh2 Qxd5 11. Bxe4 Bxe4 12. Ne5 Bxg2 13. Rg1 O-O-O 14. Rxg2 f6 15. Nxc6 Qxc6 16. Bd2 h5 17. Qb3 g5 18. Rc1 Qd6+ 19. Kg1 h4 20. Rc5 h3 21. Rh2 g4 22. Rd5 Qc6 23. Rxd8+ Rxd8 24. Qf7 Qf3 25. Qe6+ Kb8 26. Qe7 *", + "Moves": "f3d1 d2e1 d1e1", + "MovesSAN": "Qd1+ Be1 Qxe1#", + "Themes": "endgame fork mate mateIn2 short" + }, + { + "FEN": "4Q2R/p1p3p1/b1p2p1p/5q2/2P3kP/3P2P1/5PK1/3r4 w - - 1 35", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nc3 Nc6 4. Bb5 Bb4 5. O-O Bxc3 6. bxc3 O-O 7. Bxc6 bxc6 8. Nxe5 Re8 9. Ng4 Rxe4 10. Nxf6+ Qxf6 11. d3 Re8 12. Bb2 Ba6 13. Rb1 Rab8 14. c4 Rxb2 15. Re1 Kf8 16. Rxe8+ Kxe8 17. Qe2+ Kf8 18. Re1 Qd8 19. Qh5 h6 20. g3 Rxc2 21. Re3 Rxa2 22. Rf3 Qe7 23. Re3 Qf6 24. Rf3 Ra1+ 25. Kg2 Qe6 26. Re3 Qg6 27. Qe5 f6 28. Qe7+ Kg8 29. Qxd7 Rd1 30. Qd8+ Kh7 31. Re8 Qf5 32. Rh8+ Kg6 33. Qe8+ Kg5 34. h4+ Kg4 *", + "Moves": "e8e2 f5f3 e2f3", + "MovesSAN": "Qe2+ Qf3+ Qxf3#", + "Themes": "endgame fork mate mateIn2 short" + }, + { + "FEN": "2r4k/p2R2p1/bbp1p1Bp/8/P5n1/6P1/1BQ2rP1/7K w - - 0 30", + "PGN": "1. d4 d5 2. c4 dxc4 3. Nc3 c6 4. e4 b5 5. a4 b4 6. Na2 c3 7. bxc3 bxc3 8. Nxc3 e6 9. Bb2 Bb4 10. Nf3 Nf6 11. e5 Nd5 12. Qc2 O-O 13. Bd3 h6 14. O-O Ba6 15. Bh7+ Kh8 16. Rfd1 Bxc3 17. Bc1 f5 18. exf6 Qxf6 19. Rb1 Nd7 20. Be4 Rac8 21. Rb3 Ba5 22. Ne5 Nxe5 23. dxe5 Qxe5 24. Bb2 Qg5 25. Rg3 Qxg3 26. hxg3 Nf6 27. Bg6 Bb6 28. Kh1 Ng4 29. Rd7 Rxf2 *", + "Moves": "b2g7 h8g8 g6h7", + "MovesSAN": "Bxg7+ Kg8 Bh7#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "3R4/q4pk1/4p1p1/2b1P1Bp/5P1P/1P3P2/PK6/8 w - - 1 44", + "PGN": "1. d4 Nf6 2. Bf4 g6 3. Nc3 Bg7 4. e4 d6 5. e5 dxe5 6. dxe5 Nfd7 7. Nf3 O-O 8. Bb5 c6 9. Bc4 Nb6 10. Bb3 Bg4 11. Qe2 N8d7 12. O-O-O Bxf3 13. gxf3 e6 14. h4 h5 15. Bg5 Qc7 16. f4 Nd5 17. Ne4 b5 18. Nd6 a5 19. c4 a4 20. Bc2 bxc4 21. Qxc4 N7b6 22. Qc5 a3 23. b3 Nd7 24. Qd4 c5 25. Qd2 Nb4 26. Kb1 Nxc2 27. Qxc2 Rfb8 28. Rh3 Nb6 29. Rc3 Na4 30. Rc4 Ra5 31. Rd2 Nb2 32. Rc3 Rab5 33. Ka1 Rb4 34. f3 Bf8 35. Nc4 Qb7 36. Nxb2 axb2+ 37. Kxb2 c4 38. Rxc4 Rxc4 39. Qxc4 Rc8 40. Qd3 Qa7 41. Qd4 Bc5 42. Qd8+ Rxd8 43. Rxd8+ Kg7 *", + "Moves": "g5f6 g7h7 d8h8", + "MovesSAN": "Bf6+ Kh7 Rh8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "3K1Q2/8/2k5/4q3/2P5/4B3/8/8 b - - 2 63", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 Nge7 4. O-O a6 5. Ba4 d6 6. Re1 Bg4 7. h3 Bxh3 8. gxh3 Qd7 9. Kg2 Ng6 10. d3 O-O-O 11. c3 Be7 12. Nh2 Nh4+ 13. Kg3 f5 14. exf5 Nxf5+ 15. Kg2 Nh4+ 16. Kg1 Qxh3 17. Qg4+ Qxg4+ 18. Nxg4 Nf3+ 19. Kf1 Nxe1 20. Kxe1 h5 21. Ne3 Bg5 22. Nd2 Ne7 23. Ne4 Bxe3 24. Bxe3 h4 25. Bg5 b5 26. Bxe7 Rde8 27. Bxd6 bxa4 28. Bc5 h3 29. Ke2 Re6 30. Rh1 Rg6 31. Ng3 h2 32. d4 e4 33. Ke3 Rg4 34. d5 Kd7 35. Nxe4 Rg1 36. Ng3 Rh3 37. Kf3 Rxh1 38. Kg2 Rg1+ 39. Kxh3 Rxg3+ 40. Kxh2 Rg5 41. c4 Rg4 42. b3 a3 43. Bxa3 Re4 44. Bc5 Re2 45. a3 Rc2 46. Bd4 g6 47. Kg3 Kd6 48. Kg4 c6 49. dxc6 Kxc6 50. Kg5 Rd2 51. Ba7 Rd3 52. f4 Rxb3 53. Kxg6 Rxa3 54. f5 a5 55. f6 a4 56. f7 Rg3+ 57. Kf6 Rf3+ 58. Ke6 a3 59. Ke7 a2 60. Bd4 Re3+ 61. Bxe3 a1=Q 62. f8=Q Qe5+ 63. Kd8 *", + "Moves": "e5c7 d8e8 c7d7", + "MovesSAN": "Qc7+ Ke8 Qd7#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "3rR3/pb3ppk/1p1q1b1p/2pp1P2/8/2PB1NQP/PP3PP1/6K1 w - - 3 27", + "PGN": "1. d4 d5 2. Nf3 Nf6 3. Bf4 e6 4. e3 Be7 5. Bd3 O-O 6. h3 c5 7. c3 Nc6 8. Nbd2 Re8 9. O-O b6 10. Ne5 Bb7 11. Qf3 Nxe5 12. Bxe5 Nd7 13. Bf4 Bf6 14. Qg3 e5 15. dxe5 Nxe5 16. Bb5 Re6 17. Rad1 Qe7 18. Rfe1 Ng6 19. Nf3 h6 20. Bd3 Nxf4 21. exf4 Re8 22. Bb5 Rd8 23. f5 Re4 24. Bd3 Rxe1+ 25. Rxe1 Qd6 26. Re8+ Kh7 *", + "Moves": "g3g6 f7g6 f5g6", + "MovesSAN": "Qg6+ fxg6 fxg6#", + "Themes": "mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "r3k2r/pQ1nppbp/6p1/1B3b2/8/1P6/P2PKPPP/2q3NR w kq - 3 14", + "PGN": "1. e4 d5 2. exd5 Nf6 3. c4 c6 4. b3 cxd5 5. cxd5 Nxd5 6. Nc3 g6 7. Nxd5 Qxd5 8. Bc4 Qe5+ 9. Qe2 Qxa1 10. Qf3 Qxc1+ 11. Ke2 Bf5 12. Qxb7 Bg7 13. Bb5+ Nd7 *", + "Moves": "b7a8 c1c8 a8c8", + "MovesSAN": "Qxa8+ Qc8 Qxc8#", + "Themes": "hangingPiece mate mateIn2 middlegame short" + }, + { + "FEN": "8/5Qbk/R7/1p4p1/1P2p3/P3P1P1/1r3PP1/qB4K1 b - - 0 38", + "PGN": "1. d4 e6 2. c4 d5 3. Nc3 Nf6 4. Nf3 Nbd7 5. Bf4 a6 6. e3 c5 7. cxd5 exd5 8. dxc5 Bxc5 9. Bd3 O-O 10. O-O b5 11. Bc2 Bb7 12. Ne2 Ne4 13. Ned4 Ndf6 14. Re1 Qb6 15. a3 Rfd8 16. Rc1 Rac8 17. Ne5 Bf8 18. Bb1 Nc5 19. b4 Ncd7 20. Nxd7 Nxd7 21. Qd3 g6 22. Bg5 Nf6 23. Nb3 Bg7 24. Nc5 Ba8 25. Ba2 h6 26. Bf4 Ne4 27. Red1 Qf6 28. Nxe4 dxe4 29. Qb3 g5 30. Rxd8+ Rxd8 31. Bc7 Rd2 32. Bg3 h5 33. Rc8+ Kh7 34. Rxa8 h4 35. Rxa6 Qa1+ 36. Bb1 hxg3 37. hxg3 Rb2 38. Qxf7 *", + "Moves": "b2b1 g1h2 b1h1", + "MovesSAN": "Rxb1+ Kh2 Rh1#", + "Themes": "endgame hangingPiece mate mateIn2 short" + }, + { + "FEN": "6k1/5r1p/1R1p1Qp1/8/4P3/2P4P/3q1PPK/5r2 w - - 0 28", + "PGN": "1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 O-O 5. e4 Ne8 6. Bd3 d6 7. O-O Bg4 8. h3 Nc6 9. Be2 Bxf3 10. Bxf3 Nxd4 11. Be3 Nxf3+ 12. Qxf3 Bxc3 13. bxc3 Nf6 14. Rab1 Nd7 15. Rxb7 Ne5 16. Qd1 Nxc4 17. Qa4 Nb6 18. Bxb6 axb6 19. Qc4 Rc8 20. a4 Qd7 21. Rb1 Ra8 22. R1xb6 Qxa4 23. Qxc7 Qd1+ 24. Kh2 Ra1 25. Qxe7 Qd2 26. Qf6 Rf1 27. Rxf7 Rxf7 *", + "Moves": "b6b8 f7f8 b8f8", + "MovesSAN": "Rb8+ Rf8 Rxf8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r2qk2r/pb6/1pnbp1p1/2ppN3/3P1P2/1PP5/P1QN1PPP/R4RK1 w kq - 0 15", + "PGN": "1. d4 b6 2. Nf3 Bb7 3. Bf4 e6 4. Nbd2 Bb4 5. c3 Be7 6. e3 Nf6 7. Bd3 c5 8. b3 d5 9. Qc2 Nc6 10. O-O Bd6 11. Ne5 Nh5 12. Bxh7 Nxf4 13. exf4 g6 14. Bxg6 fxg6 *", + "Moves": "c2g6 e8f8 g6f7", + "MovesSAN": "Qxg6+ Kf8 Qf7#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "6rk/2Q4p/2p5/PpPp1KR1/1P1P1P2/6P1/4q3/8 b - - 7 51", + "PGN": "1. d4 Nf6 2. Nd2 d5 3. e3 c6 4. c4 Bf5 5. Qb3 Qb6 6. c5 Qc7 7. f4 Nbd7 8. Ngf3 Ne4 9. Bd3 Ndf6 10. O-O e6 11. Qc2 Nxd2 12. Nxd2 Bxd3 13. Qxd3 Be7 14. b4 a6 15. a4 O-O 16. Rb1 b5 17. a5 Nd7 18. Nf3 Nf6 19. Bd2 Ne4 20. Be1 f6 21. Nd2 Nxd2 22. Qxd2 e5 23. Bg3 e4 24. f5 Qd7 25. Qe2 Bd8 26. Bd6 Rf7 27. Qg4 Bc7 28. Bxc7 Qxc7 29. h4 Kh8 30. g3 Rg8 31. Qf4 Qd7 32. Rb2 g5 33. fxg6 Rxg6 34. Rg2 Rg4 35. Qb8+ Rg8 36. Qb6 Rfg7 37. Kh2 f5 38. Qxa6 Rg4 39. Qb6 f4 40. exf4 e3 41. Rf3 Qe7 42. Re2 Rxh4+ 43. Kg2 Rh6 44. Rexe3 Qg7 45. Re5 Qg4 46. Qc7 Rh2+ 47. Kxh2 Qxf3 48. Rg5 Qf2+ 49. Kh3 Qf1+ 50. Kg4 Qe2+ 51. Kf5 *", + "Moves": "g8f8 c7f7 f8f7", + "MovesSAN": "Rf8+ Qf7 Rxf7#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "6k1/p4pp1/6bp/1Q2N3/8/6P1/P6P/2r3RK b - - 2 32", + "PGN": "1. e4 e6 2. Bc4 d5 3. exd5 exd5 4. Bb3 Nf6 5. d4 Bd6 6. Bg5 O-O 7. Nf3 c6 8. O-O Bg4 9. Nbd2 h6 10. Bh4 Nbd7 11. c3 Bf5 12. Bg3 Qc7 13. Nh4 Bh7 14. c4 Bxg3 15. fxg3 Rfe8 16. Rc1 Qd6 17. cxd5 cxd5 18. Nhf3 Rac8 19. Rxc8 Rxc8 20. Ne5 Nxe5 21. dxe5 Qxe5 22. Nf3 Qxb2 23. Bxd5 Nxd5 24. Qxd5 Qb6+ 25. Kh1 Bg6 26. Ne5 Rc5 27. Qd4 Rc2 28. Qa4 Qf2 29. Rg1 b5 30. Qxb5 Qxg2+ 31. Rxg2 Rc1+ 32. Rg1 *", + "Moves": "g6e4 e5f3 e4f3", + "MovesSAN": "Be4+ Nf3 Bxf3#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "3R4/pQ4pk/4q2p/7r/4pB2/P3P2P/1P3P1K/3R4 b - - 2 33", + "PGN": "1. d4 d6 2. c4 c6 3. Nc3 Bf5 4. h3 d5 5. Nf3 Nf6 6. Bg5 e6 7. cxd5 cxd5 8. e3 Bb4 9. Qb3 Nc6 10. a3 Bxc3+ 11. Qxc3 O-O 12. Bd3 Bxd3 13. Qxd3 h6 14. Bf4 Ne4 15. O-O f6 16. Bh2 Ng5 17. Nd2 e5 18. dxe5 fxe5 19. Rad1 e4 20. Qb3 Kh8 21. Nb1 Ne7 22. Nc3 Rf5 23. Rd2 Qd6 24. Rfd1 Qg6 25. Kh1 Rd8 26. Qxb7 Qf6 27. Bg3 Ng6 28. Nxd5 Qe6 29. Nf4 Nxf4 30. Rxd8+ Kh7 31. Bxf4 Nxh3 32. gxh3 Rh5 33. Kh2 *", + "Moves": "e6h3 h2g1 h3h1", + "MovesSAN": "Qxh3+ Kg1 Qh1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "8/pQ5R/4pbp1/5bk1/2q2p2/8/P1r3PP/5RK1 w - - 0 26", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Bc4 Bg7 7. O-O O-O 8. Re1 Nc6 9. Nd5 Bd7 10. Nxc6 bxc6 11. Nxf6+ Bxf6 12. c3 Rb8 13. Qf3 Qa5 14. Bh6 Rxb2 15. Bxf8 Kxf8 16. e5 dxe5 17. Rad1 Bf5 18. Qxc6 Qxc3 19. Rd8+ Kg7 20. Rf1 e6 21. Rd7 Rc2 22. Qb7 Qxc4 23. Rxf7+ Kh6 24. Rxh7+ Kg5 25. f4+ exf4 *", + "Moves": "h2h4 g5g4 b7f3", + "MovesSAN": "h4+ Kg4 Qf3#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "3r3k/p5R1/5p2/3p1q2/3Prn2/6Q1/PP3P1P/6RK w - - 0 37", + "PGN": "1. Nc3 Nc6 2. e4 e6 3. d4 d5 4. exd5 exd5 5. Be2 Nf6 6. Nf3 Be6 7. O-O Bd6 8. Bg5 O-O 9. Bh4 h6 10. Bg3 Qd7 11. Qd2 Ne7 12. Bxd6 Qxd6 13. Nb5 Qd7 14. c3 c6 15. Na3 Ng6 16. Nc2 Ne4 17. Qd1 Nf4 18. Ne5 Qe7 19. Bf3 Qg5 20. Ne3 Bh3 21. Kh1 Be6 22. c4 Rad8 23. cxd5 Bxd5 24. Nxd5 cxd5 25. Rc1 f6 26. Ng4 h5 27. Ne3 Rfe8 28. Rc7 h4 29. Rxb7 h3 30. Bxe4 Rxe4 31. gxh3 Nxh3 32. Qf3 Nf4 33. Rg1 Qh6 34. Nf5 Qh3 35. Rbxg7+ Kh8 36. Qg3 Qxf5 *", + "Moves": "g7g8 d8g8 g3g8", + "MovesSAN": "Rg8+ Rxg8 Qxg8#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "6k1/5ppp/r4n2/2p1p3/4P3/8/3P1PPP/1R4K1 w - - 0 24", + "PGN": "1. e4 e5 2. Bc4 Nf6 3. Nc3 Bb4 4. Nf3 Bxc3 5. O-O Ba5 6. c3 O-O 7. b4 Bb6 8. a4 a5 9. bxa5 Bxa5 10. Ba3 d6 11. Bb4 Bxb4 12. cxb4 Nc6 13. b5 Nd4 14. a5 Nxf3+ 15. Qxf3 Qe7 16. a6 bxa6 17. bxa6 c5 18. Rfb1 Bxa6 19. Rxa6 Rxa6 20. Bxa6 Qa7 21. Qd3 Ra8 22. Qxd6 Qxa6 23. Qxa6 Rxa6 *", + "Moves": "b1b8 f6e8 b8e8", + "MovesSAN": "Rb8+ Ne8 Rxe8#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "6rk/ppp2p1p/5PpQ/8/4q1P1/5R2/P5P1/7K w - - 3 29", + "PGN": "1. e4 e5 2. Nf3 d6 3. d4 Bg4 4. dxe5 Bxf3 5. Qxf3 dxe5 6. Bc4 Nf6 7. Nc3 Bb4 8. Bd2 Bxc3 9. Bxc3 Nc6 10. Rd1 Qe7 11. O-O O-O 12. Qf5 Qc5 13. Bd3 Nd4 14. Bxd4 Qxd4 15. c3 Qc5 16. Kh1 Qb6 17. f4 g6 18. Qxe5 Ng4 19. Qd4 Qxb2 20. h3 Rae8 21. hxg4 Rd8 22. Qf6 Rd6 23. Qg5 Qxc3 24. f5 Rxd3 25. Rxd3 Qxd3 26. Rf3 Qxe4 27. f6 Kh8 28. Qh6 Rg8 *", + "Moves": "h6h7 h8h7 f3h3", + "MovesSAN": "Qxh7+ Kxh7 Rh3#", + "Themes": "attraction endgame mate mateIn2 sacrifice short" + }, + { + "FEN": "8/4qpk1/5r2/3BpbNp/2Pb3P/5p2/6Q1/3R1K2 w - - 0 37", + "PGN": "1. c4 c5 2. e3 Nc6 3. a3 d6 4. d4 cxd4 5. exd4 Nf6 6. d5 Ne5 7. Be2 e6 8. g4 exd5 9. g5 Ne4 10. Qxd5 Nxg5 11. Bxg5 Qxg5 12. Nf3 Qc1+ 13. Bd1 Qxb2 14. Nxe5 dxe5 15. O-O Qxa1 16. Re1 Be6 17. Ba4+ Ke7 18. Qxb7+ Kf6 19. Qxa8 g6 20. Qxa7 Bxa3 21. Bb5 Bb2 22. Qe3 Bd4 23. Qf3+ Kg7 24. Rd1 h5 25. h3 g5 26. Nd2 Qa7 27. Ne4 Rh6 28. Kf1 g4 29. Qg2 Rg6 30. h4 Qe7 31. Ng5 Bf5 32. Bc6 Rd6 33. Bd5 Rf6 34. f3 gxf3 *", + "Moves": "g5e6 g7h8 g2g7", + "MovesSAN": "Ne6+ Kh8 Qg7#", + "Themes": "doubleCheck mate mateIn2 middlegame short" + }, + { + "FEN": "rn2r1k1/ppp1qpp1/3b3p/3p4/3P4/3BPP2/PPPQNK1P/4RR2 b - - 0 14", + "PGN": "1. e4 e6 2. Nf3 d5 3. exd5 exd5 4. d4 Nf6 5. Be3 Bd6 6. Nc3 O-O 7. Bd3 h6 8. O-O Ng4 9. Ne2 Nxe3 10. fxe3 Qe7 11. Qd2 Re8 12. Kf2 Bg4 13. Rae1 Bxf3 14. gxf3 *", + "Moves": "e7h4 f2g1 h4h2", + "MovesSAN": "Qh4+ Kg1 Qxh2#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "2rr2k1/pb3p2/1p4p1/2pPp3/4P1qb/2PQB3/P3N3/1BR2KR1 b - - 3 23", + "PGN": "1. d4 Nf6 2. c4 b6 3. Nc3 Bb7 4. f3 d5 5. cxd5 Nxd5 6. e4 Nxc3 7. bxc3 e6 8. Be3 Be7 9. Bd3 Nd7 10. Ne2 O-O 11. O-O c5 12. Rc1 Rc8 13. Bb1 Nf6 14. Qd3 g6 15. g4 Qc7 16. h4 Rfd8 17. h5 Qd7 18. hxg6 hxg6 19. Kf2 e5 20. d5 Nxg4+ 21. fxg4 Qxg4 22. Rg1 Bh4+ 23. Kf1 *", + "Moves": "g4f3 e3f2 f3f2", + "MovesSAN": "Qf3+ Bf2 Qxf2#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "5r2/6kp/2R5/1p6/3p1q2/3P1Q2/1PP2PPP/6K1 b - - 0 25", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. Bb5 Nd4 4. Nxd4 cxd4 5. Bc4 e6 6. d3 b5 7. Bb3 Bb7 8. a4 a6 9. axb5 axb5 10. Rxa8 Qxa8 11. Bf4 d5 12. e5 g6 13. O-O Bg7 14. Nd2 Ne7 15. Nf3 Nc6 16. Re1 O-O 17. Bg5 Qb8 18. Bf4 f6 19. exf6 Qxf4 20. fxg7 Kxg7 21. Rxe6 g5 22. Bxd5 g4 23. Bxc6 Bxc6 24. Rxc6 gxf3 25. Qxf3 *", + "Moves": "f4c1 f3d1 c1d1", + "MovesSAN": "Qc1+ Qd1 Qxd1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "4r2k/pQ4Rp/2p1q1b1/3p2pN/3P4/6P1/PP5P/6K1 w - - 4 29", + "PGN": "1. d4 f5 2. e4 fxe4 3. Bc4 e6 4. Nc3 d5 5. Be2 Nf6 6. Bg5 c6 7. f3 exf3 8. Nxf3 Bd6 9. O-O O-O 10. Ne5 Nbd7 11. Nxd7 Bxd7 12. Bh5 Qc7 13. g3 Nxh5 14. Qxh5 Be8 15. Rxf8+ Bxf8 16. Qf3 Bg6 17. Rf1 Bxc2 18. Ne2 Be4 19. Qg4 Bd6 20. Qxe6+ Kh8 21. Rf7 Qb8 22. Qd7 Bf8 23. Be7 Bxe7 24. Qxe7 Qg8 25. Nf4 Re8 26. Qxb7 g5 27. Nh5 Bg6 28. Rg7 Qe6 *", + "Moves": "g7h7 g6h7 b7g7", + "MovesSAN": "Rxh7+ Bxh7 Qg7#", + "Themes": "clearance endgame mate mateIn2 sacrifice short" + }, + { + "FEN": "1k6/n4q2/1p6/3p2Q1/3P4/2r4p/5p1P/R4R1K b - - 0 41", + "PGN": "1. e4 e6 2. f3 d5 3. exd5 exd5 4. d4 Bf5 5. Be3 Bd6 6. c3 Nc6 7. Bb5 Ne7 8. Ne2 a6 9. Ba4 Qd7 10. O-O O-O-O 11. Nd2 f6 12. Qe1 g5 13. Ng3 Be6 14. Nh5 Rdf8 15. Bc2 Nf5 16. Bf2 Qf7 17. Ng3 Nxg3 18. Bxg3 Bxg3 19. Qxg3 h5 20. b4 h4 21. Qf2 h3 22. g3 f5 23. a4 f4 24. g4 Rh4 25. b5 Na7 26. bxa6 b6 27. Nb3 Bxg4 28. fxg4 Rxg4+ 29. Kh1 Rg2 30. Qf3 Rxc2 31. a5 Re8 32. Rf2 Re3 33. Qg4+ Kb8 34. Rxc2 f3 35. axb6 cxb6 36. Na5 f2 37. Nc6+ Nxc6 38. a7+ Nxa7 39. Rcc1 Rf3 40. Rf1 Rxc3 41. Qxg5 *", + "Moves": "f7f3 g5g2 h3g2", + "MovesSAN": "Qf3+ Qg2 hxg2#", + "Themes": "advancedPawn endgame mate mateIn2 short" + }, + { + "FEN": "2r3k1/3nppbp/1q4p1/pPn5/1pQBP3/1B5P/1P2N1P1/2R3K1 w - - 6 30", + "PGN": "1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. e3 g6 5. Nf3 Bg7 6. h3 O-O 7. Be2 Nbd7 8. O-O dxc4 9. Bxc4 b5 10. Bb3 a6 11. a4 Bb7 12. Bd2 b4 13. Ne2 a5 14. Ng3 c5 15. Rc1 Rc8 16. Qe2 Qb6 17. Rfd1 cxd4 18. Nxd4 Ne5 19. Be1 Ba6 20. Nb5 Rfd8 21. Rxc8 Rxc8 22. f4 Ned7 23. Bf2 Nc5 24. e4 Bxb5 25. axb5 Qc7 26. Rc1 Qxf4 27. Qc4 Nfd7 28. Ne2 Qf6 29. Bd4 Qb6 *", + "Moves": "c4f7 g8h8 f7g7", + "MovesSAN": "Qxf7+ Kh8 Qxg7#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "4r1k1/1p3pp1/2pqr2p/1P6/3P4/2R2Q1P/5PP1/2R3K1 b - - 0 25", + "PGN": "1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Bg5 Be7 5. e3 O-O 6. Nc3 Nc6 7. Rc1 a6 8. a3 h6 9. Bh4 Ne4 10. Bxe7 Qxe7 11. cxd5 Nxc3 12. Rxc3 exd5 13. Qc2 Bg4 14. Be2 Bxf3 15. Bxf3 Nxd4 16. Qd1 Nxf3+ 17. Qxf3 c6 18. O-O Qe5 19. Rfc1 Rfe8 20. h3 Re6 21. b4 Rae8 22. a4 Qd6 23. b5 axb5 24. axb5 d4 25. exd4 *", + "Moves": "e6e1 c1e1 e8e1", + "MovesSAN": "Re1+ Rxe1 Rxe1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "4r1k1/2R2pp1/1p3n1p/p3qP2/8/7P/Q5B1/7K w - - 2 31", + "PGN": "1. d3 e5 2. g3 d5 3. Bg2 c6 4. Nf3 Bd6 5. O-O Nf6 6. Nbd2 O-O 7. c4 h6 8. a3 Re8 9. b4 e4 10. Nd4 e3 11. fxe3 Rxe3 12. N2f3 Re8 13. Bb2 dxc4 14. dxc4 Qe7 15. Qc2 Bg4 16. Rae1 Nbd7 17. e4 Ne5 18. Nxe5 Bxe5 19. Nf5 Qc7 20. Bxe5 Qxe5 21. h3 Bxf5 22. exf5 Qxg3 23. Rxe8+ Rxe8 24. Qd2 Qxa3 25. b5 Qc5+ 26. Kh1 cxb5 27. cxb5 Qxb5 28. Rc1 a5 29. Qa2 b6 30. Rc7 Qe5 *", + "Moves": "a2f7 g8h8 f7g7", + "MovesSAN": "Qxf7+ Kh8 Qxg7#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "6k1/1p2rppp/p7/8/3R4/5P1B/PPP3P1/1K6 b - - 0 24", + "PGN": "1. e4 c5 2. Nc3 e6 3. Nf3 d5 4. exd5 exd5 5. d4 cxd4 6. Nxd4 Nc6 7. Be3 Nf6 8. f3 a6 9. Qd2 Be7 10. O-O-O O-O 11. Bd3 Re8 12. Nf5 Bxf5 13. Bxf5 Qc7 14. Nxd5 Nxd5 15. Qxd5 Rad8 16. Qb3 Rxd1+ 17. Rxd1 Bf6 18. Bb6 Qxh2 19. Bh3 Qf4+ 20. Kb1 Nd4 21. Bxd4 Bxd4 22. Qa4 Re7 23. Qxd4 Qxd4 24. Rxd4 *", + "Moves": "e7e1 d4d1 e1d1", + "MovesSAN": "Re1+ Rd1 Rxd1#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "5r1k/8/2R5/6R1/4p3/P4pP1/r4P1P/6K1 b - - 1 36", + "PGN": "1. d4 d6 2. c4 Bf5 3. Nc3 h6 4. e4 Bg6 5. Nf3 e6 6. Bd3 a6 7. O-O Bh7 8. Bf4 Nd7 9. e5 g5 10. Bg3 Bxd3 11. Qxd3 Ne7 12. exd6 cxd6 13. Bxd6 Nf5 14. Be5 Nxe5 15. Nxe5 Nxd4 16. Rfd1 Bg7 17. Qxd4 Qxd4 18. Rxd4 Bxe5 19. Rd3 O-O 20. Rad1 Rac8 21. Rd7 Rxc4 22. Rxb7 Bxc3 23. bxc3 Rxc3 24. g3 Rc2 25. a3 Ra2 26. Rd3 e5 27. Ra7 e4 28. Re3 f5 29. Rxa6 Kh7 30. Rc3 f4 31. Rc7+ Kg8 32. Rg6+ Kh8 33. Rxh6+ Kg8 34. Rg6+ Kh8 35. Rxg5 f3 36. Rc6 *", + "Moves": "a2a1 c6c1 a1c1", + "MovesSAN": "Ra1+ Rc1 Rxc1#", + "Themes": "endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "6k1/p5pp/2N5/3p2P1/3Pn3/P1P2R2/1r6/6K1 w - - 0 32", + "PGN": "1. e4 e5 2. f4 Nc6 3. Nf3 exf4 4. d4 d5 5. e5 Bg4 6. Bxf4 Be7 7. c3 Bh4+ 8. g3 Be7 9. Nbd2 f6 10. Bb5 Qd7 11. h3 Bxh3 12. exf6 Nxf6 13. Ne5 Qe6 14. Rxh3 Qxh3 15. Nxc6 bxc6 16. Bxc6+ Kf7 17. Bxa8 Rxa8 18. Qf3 Qf5 19. Kf2 Bd6 20. Rf1 Ng4+ 21. Kg1 Bxf4 22. Qxf4 Qxf4 23. Rxf4+ Nf6 24. Nf3 Re8 25. g4 Kg8 26. a3 Re2 27. g5 Ne4 28. Rf5 c6 29. Ne5 Ng3 30. Rf3 Ne4 31. Nxc6 Rxb2 *", + "Moves": "c6e7 g8h8 f3f8", + "MovesSAN": "Ne7+ Kh8 Rf8#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "3r2k1/pbR2ppp/1p6/4P3/1P6/P4N2/5PPP/6K1 b - - 0 24", + "PGN": "1. d4 Nf6 2. c4 d5 3. cxd5 Nxd5 4. Nf3 e6 5. e4 Nf6 6. Nc3 Bb4 7. Bg5 Be7 8. Be2 O-O 9. O-O Nbd7 10. Qc2 b6 11. Rfd1 Bb7 12. Rac1 Qe8 13. a3 c5 14. dxc5 Nxc5 15. e5 Nd5 16. Bxe7 Qxe7 17. b4 Na6 18. Bxa6 Bxa6 19. Nxd5 exd5 20. Rxd5 Bb7 21. Rd3 Rad8 22. Rxd8 Rxd8 23. Qc7 Qxc7 24. Rxc7 *", + "Moves": "d8d1 f3e1 d1e1", + "MovesSAN": "Rd1+ Ne1 Rxe1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "rn2k2r/1b3p2/2qBp3/p3P3/2pP1nP1/2P2NP1/2Q1BP1p/1R1R3K b kq - 1 22", + "PGN": "1. d4 d5 2. c4 dxc4 3. e4 b5 4. a4 c6 5. Nc3 e6 6. axb5 cxb5 7. Nxb5 Bb4+ 8. Nc3 Bxc3+ 9. bxc3 Qc7 10. Nf3 Bb7 11. Qc2 a5 12. Ba3 Ne7 13. Be2 Ng6 14. O-O Nf4 15. e5 h5 16. Bd6 Qc6 17. Rab1 h4 18. h3 g5 19. Rfd1 g4 20. hxg4 h3 21. g3 h2+ 22. Kh1 *", + "Moves": "c6f3 e2f3 b7f3", + "MovesSAN": "Qxf3+ Bxf3 Bxf3#", + "Themes": "kingsideAttack mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "r4rk1/pp2ppb1/2p2nQ1/q4bN1/3P4/1B2P1P1/PP3PP1/R4K1R w - - 1 18", + "PGN": "1. d4 Nf6 2. c4 d5 3. Nc3 c6 4. Nf3 Nbd7 5. Bf4 g6 6. e3 Bg7 7. Bd3 Nh5 8. Bg3 Nxg3 9. hxg3 dxc4 10. Bxc4 Nb6 11. Bb3 Nd5 12. Ne4 Qa5+ 13. Kf1 O-O 14. Neg5 h6 15. Qd3 hxg5 16. Nxg5 Nf6 17. Qxg6 Bf5 *", + "Moves": "b3f7 f8f7 g6f7", + "MovesSAN": "Bxf7+ Rxf7 Qxf7#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "r7/p7/1p4Rp/5r1P/8/P1R4K/5k2/8 w - - 0 37", + "PGN": "1. e4 c5 2. Nf3 e6 3. c3 h6 4. d4 cxd4 5. cxd4 Bb4+ 6. Nc3 d5 7. a3 Bxc3+ 8. bxc3 dxe4 9. Nd2 Nf6 10. Bb5+ Bd7 11. Bxd7+ Nbxd7 12. O-O O-O 13. Bb2 e5 14. Re1 exd4 15. Nxe4 dxc3 16. Bxc3 Nxe4 17. Rxe4 Nc5 18. Rd4 Qf6 19. Rc4 Qf5 20. Bxg7 Kxg7 21. Qd4+ Qf6 22. Qxf6+ Kxf6 23. Rxc5 b6 24. Rc6+ Kg7 25. Rac1 f6 26. Rc7+ Kg6 27. h4 Rfe8 28. Kh2 Kh5 29. Kh3 Rf8 30. g4+ Kg6 31. h5+ Kg5 32. Rg7+ Kf4 33. Rc4+ Kf3 34. Rg6 f5 35. Rc3+ Kxf2 36. gxf5 Rxf5 *", + "Moves": "g6g2 f2e1 c3c1", + "MovesSAN": "Rg2+ Ke1 Rc1#", + "Themes": "endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "6k1/1p5p/p2p3q/2pPb1r1/2P1R2r/1P3Q1P/P3NP2/6RK b - - 0 35", + "PGN": "1. e4 c6 2. d4 d6 3. Nd2 Nd7 4. c3 g6 5. Bd3 Bg7 6. Ne2 e5 7. Nf3 f6 8. Qb3 Nb6 9. O-O Qe7 10. d5 Bd7 11. c4 c5 12. Be3 Nh6 13. h3 O-O 14. Ng3 Nf7 15. Nh4 f5 16. Nhxf5 gxf5 17. exf5 Qh4 18. Be4 Ng5 19. Bxg5 Qxg5 20. Qc2 Rf6 21. Qe2 Rh6 22. Kh2 Rf8 23. Rac1 Rh4 24. Rc3 Rf6 25. Re3 a6 26. b3 Nc8 27. Qf3 Ne7 28. Ne2 Nxf5 29. Bxf5 Rxf5 30. Qg3 Qh6 31. Rg1 Rg5 32. Qf3 e4 33. Rxe4 Be5+ 34. Kh1 Bxh3 35. gxh3 *", + "Moves": "h4h3 f3h3 h6h3", + "MovesSAN": "Rxh3+ Qxh3 Qxh3#", + "Themes": "fork mate mateIn2 middlegame short" + }, + { + "FEN": "3r4/pp5k/6p1/7p/5Pq1/2Q4b/PP3P1P/4R2K w - - 4 33", + "PGN": "1. c4 Nf6 2. Nc3 g6 3. e4 Bg7 4. e5 Ng8 5. Nf3 d6 6. exd6 cxd6 7. Be2 Nc6 8. O-O Nf6 9. d4 O-O 10. d5 Nb8 11. Be3 Nbd7 12. Bd4 e5 13. dxe6 fxe6 14. Ng5 Qe7 15. Bf3 h6 16. Nh3 Ne8 17. Re1 Rxf3 18. gxf3 Ne5 19. f4 Nxc4 20. Bxg7 Nxg7 21. Qd4 d5 22. Nxd5 Qh4 23. Qxc4 exd5 24. Qxd5+ Kh7 25. Rac1 Bxh3 26. Rc7 Rd8 27. Rxg7+ Kxg7 28. Qe5+ Kg8 29. Qe4 Qg4+ 30. Kh1 h5 31. Qc4+ Kh8 32. Qc3+ Kh7 *", + "Moves": "e1e7 h7h6 c3g7", + "MovesSAN": "Re7+ Kh6 Qg7#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "8/R6p/3pkpp1/2p5/2P1KPP1/1r2P3/8/8 w - - 4 43", + "PGN": "1. d4 g6 2. Bf4 d6 3. Nf3 Bg7 4. e3 Nd7 5. Be2 Ngf6 6. h3 O-O 7. O-O b6 8. Nbd2 a5 9. c4 Bb7 10. d5 Nc5 11. Rc1 Bc8 12. Nd4 Nfe4 13. Nc6 Qd7 14. Nxe4 Nxe4 15. Bg4 f5 16. Qc2 fxg4 17. Qxe4 gxh3 18. g3 Rf7 19. Bg5 Bf6 20. Bxf6 exf6 21. f3 Bb7 22. Kf2 Bxc6 23. dxc6 Qe7 24. Qxe7 Rxe7 25. Rh1 Rae8 26. Rce1 Re5 27. Rxh3 Rc5 28. b3 Rxc6 29. g4 a4 30. Reh1 Re7 31. f4 axb3 32. axb3 Rc5 33. Ra1 Ra5 34. Rxa5 bxa5 35. Rh1 Re8 36. Ra1 Ra8 37. Kf3 c5 38. Ke4 Re8+ 39. Kd3 Rb8 40. Rxa5 Rxb3+ 41. Ke4 Kf7 42. Ra7+ Ke6 *", + "Moves": "f4f5 g6f5 g4f5", + "MovesSAN": "f5+ gxf5+ gxf5#", + "Themes": "endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "6rk/7p/3R4/4p3/p1P1P3/P4p1q/7P/1R3NQK b - - 0 43", + "PGN": "1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 d6 5. e4 O-O 6. Be2 e5 7. d5 Na6 8. O-O Nc5 9. Nd2 a5 10. b3 Nh5 11. Bxh5 gxh5 12. Qxh5 f5 13. f3 f4 14. Na4 b6 15. Nxc5 bxc5 16. Rf2 Rf6 17. Qh4 Qf8 18. Re2 Rh6 19. Qf2 Bf6 20. Nf1 Bh4 21. g3 Rg6 22. Kh1 Bg5 23. g4 Qh6 24. Qg2 Kh8 25. Bd2 Bd7 26. a3 Rb8 27. Rb1 a4 28. b4 cxb4 29. Bxb4 c5 30. dxc6 Bxc6 31. Rd2 Qh4 32. Rbd1 Be7 33. Qf2 Qh3 34. Qg2 Qh6 35. Qf2 Rbg8 36. Qa7 Qh3 37. Qf2 Bxe4 38. fxe4 Rxg4 39. Rb1 f3 40. Bxd6 Bxd6 41. Rxd6 Rg2 42. Qc5 Rg1+ 43. Qxg1 *", + "Moves": "g8g1 h1g1 h3g2", + "MovesSAN": "Rxg1+ Kxg1 Qg2#", + "Themes": "attraction endgame master mate mateIn2 short" + }, + { + "FEN": "k1r5/B6p/4Q3/1N1pPp1P/q7/3P4/5PPK/8 b - - 0 40", + "PGN": "1. e4 e6 2. d4 d5 3. e5 c5 4. Qg4 cxd4 5. Nf3 Nc6 6. Bd3 Nge7 7. O-O Ng6 8. Re1 a6 9. h4 Qc7 10. Qg3 Bd7 11. h5 Nge7 12. Bf4 Nb4 13. Nxd4 Nxd3 14. cxd3 Bc6 15. Nc3 O-O-O 16. a4 Kb8 17. b4 g6 18. b5 Be8 19. Rec1 Qd7 20. bxa6 bxa6 21. Rab1+ Ka8 22. Rb6 Nf5 23. Nxf5 gxf5 24. Rxa6+ Kb7 25. Ra5 Qc7 26. Rb5+ Bxb5 27. Nxb5 Qa5 28. Rc7+ Kb8 29. Qe3 Bc5 30. Qxc5 Rc8 31. Rxc8+ Rxc8 32. Qd6+ Kb7 33. Be3 Qe1+ 34. Kh2 Qa5 35. Qd7+ Kb8 36. Qd6+ Kb7 37. Qd7+ Kb8 38. Qxf7 Qxa4 39. Ba7+ Ka8 40. Qxe6 *", + "Moves": "a4h4 h2g1 c8c1", + "MovesSAN": "Qh4+ Kg1 Rc1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "2rq1rk1/pp5n/4p1pP/2pp4/3P3P/P1NQPP2/1PP5/2K4R w - - 0 19", + "PGN": "1. d4 d5 2. Nc3 Nf6 3. Bf4 Bf5 4. e3 e6 5. a3 Nc6 6. f3 Bd6 7. Nge2 Bxf4 8. Nxf4 O-O 9. g4 Bg6 10. h4 h6 11. Bd3 Bxd3 12. Qxd3 Ne7 13. O-O-O Rc8 14. g5 Nh7 15. gxh6 g6 16. Rdg1 c5 17. Nxg6 Nxg6 18. Rxg6+ fxg6 *", + "Moves": "d3g6 g8h8 g6g7", + "MovesSAN": "Qxg6+ Kh8 Qg7#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "r2r2k1/5p1p/2p1pQp1/2P5/4P3/5N2/5PPP/2B3K1 b - - 0 25", + "PGN": "1. e4 g6 2. c4 Bg7 3. d4 e6 4. Nc3 Ne7 5. Be3 O-O 6. Nf3 c6 7. Be2 d5 8. O-O dxc4 9. Bxc4 b5 10. Bb3 Ba6 11. Re1 Qc7 12. Rc1 Rd8 13. a4 bxa4 14. Nxa4 Nd7 15. Nc5 Nxc5 16. Rxc5 Qb6 17. Qc2 Rab8 18. Ba4 Bb5 19. Rc1 Bxa4 20. Qxa4 Qxb2 21. Qxa7 Ra8 22. Qxe7 Bf8 23. Qf6 Bxc5 24. dxc5 Qxc1+ 25. Bxc1 *", + "Moves": "d8d1 f3e1 d1e1", + "MovesSAN": "Rd1+ Ne1 Rxe1#", + "Themes": "backRankMate endgame fork mate mateIn2 short" + }, + { + "FEN": "rnbqrbk1/pp3p2/4pn1Q/3p2N1/3P4/2NB4/PPP2PPP/R3K2R w KQ - 3 12", + "PGN": "1. e4 c6 2. Nc3 d5 3. exd5 cxd5 4. d4 Nf6 5. Bg5 e6 6. Nf3 Be7 7. Bd3 O-O 8. Qd2 h6 9. Bxh6 gxh6 10. Qxh6 Re8 11. Ng5 Bf8 *", + "Moves": "d3h7 f6h7 h6h7", + "MovesSAN": "Bh7+ Nxh7 Qxh7#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "6k1/R5p1/5pKp/1r2p3/4P2P/5b2/5B2/8 w - - 0 43", + "PGN": "1. e4 c5 2. Nf3 d6 3. Bc4 e6 4. d3 Nf6 5. Nc3 Be7 6. O-O O-O 7. d4 cxd4 8. Qxd4 Nc6 9. Qd2 a6 10. a3 b5 11. Ba2 Bb7 12. b4 Rc8 13. Bb2 Ne5 14. Nxe5 dxe5 15. Qxd8 Rfxd8 16. Rfe1 Rd2 17. Rac1 Rcd8 18. a4 Ng4 19. f3 Nf6 20. axb5 Bxb4 21. bxa6 Bxa6 22. Na4 Rxc2 23. Rxc2 Bxe1 24. Bxe5 Nd7 25. Bc7 Ra8 26. Nb6 Nxb6 27. Bxb6 Bd3 28. Rc7 h6 29. Ra7 Rb8 30. Bf2 Bb4 31. h3 Bd6 32. g3 Rb2 33. Bd4 Rc2 34. Be3 Bxg3 35. Bb1 Bf2+ 36. Bxf2 Rc1+ 37. Kg2 Rxb1 38. Kg3 f6 39. h4 e5 40. Kg4 Rb5 41. Kf5 Be2 42. Kg6 Bxf3 *", + "Moves": "a7a8 b5b8 a8b8", + "MovesSAN": "Ra8+ Rb8 Rxb8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "8/5p1p/5k2/3Q4/5q2/8/2r2P1P/3R2K1 b - - 1 38", + "PGN": "1. b3 e5 2. Bb2 Nc6 3. e3 Nf6 4. Bb5 d6 5. d4 exd4 6. exd4 Bd7 7. Nf3 Be7 8. O-O O-O 9. Re1 a6 10. Bxc6 Bxc6 11. c4 d5 12. c5 b6 13. Ne5 Bd7 14. Nd2 bxc5 15. dxc5 Bxc5 16. Nxd7 Qxd7 17. Bxf6 gxf6 18. Ne4 Qf5 19. Nxc5 Kh8 20. Qf3 Qg5 21. g3 Rg8 22. Rad1 Rad8 23. Nxa6 d4 24. Nxc7 Rc8 25. Nd5 Rc5 26. Nxf6 Rf5 27. Qg2 Qxf6 28. Rf1 Rc8 29. Rd3 Rc2 30. a4 Qa6 31. Rxd4 Qb6 32. Qa8+ Kg7 33. Rg4+ Kf6 34. Qg2 Qxb3 35. Rf4 Rxf4 36. gxf4 Qxa4 37. Rd1 Qxf4 38. Qd5 *", + "Moves": "f4f2 g1h1 f2h2", + "MovesSAN": "Qxf2+ Kh1 Qxh2#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "5rk1/pp6/4p1p1/4P3/8/4R1KR/PP5P/2r5 b - - 1 35", + "PGN": "1. Nf3 c5 2. e3 Nf6 3. d4 e6 4. c4 cxd4 5. exd4 d5 6. Nc3 dxc4 7. Bxc4 Be7 8. Bg5 O-O 9. O-O Nbd7 10. Qe2 Nb6 11. Bb3 Nfd5 12. Bxe7 Nxe7 13. Rad1 Ned5 14. Qe4 Nf6 15. Qh4 Bd7 16. Rfe1 Bc6 17. Ne5 Bd5 18. Nxd5 Nbxd5 19. Rd3 Rc8 20. f4 Nd7 21. Qg4 Nxe5 22. fxe5 Nb4 23. Rg3 g6 24. Rh3 Kg7 25. Qf4 h5 26. g4 Nd5 27. Bxd5 Qxd5 28. gxh5 Rc4 29. Qf6+ Kg8 30. hxg6 Qxd4+ 31. Ree3 Rc1+ 32. Kg2 Qd2+ 33. Qf2 Qxf2+ 34. Kxf2 fxg6+ 35. Kg3 *", + "Moves": "c1g1 g3h4 f8f4", + "MovesSAN": "Rg1+ Kh4 Rf4#", + "Themes": "endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "4r3/1p5R/2p5/1k1p2B1/b2P4/p1P5/P2R1P2/2K3N1 b - - 1 31", + "PGN": "1. e4 e6 2. d4 d5 3. exd5 exd5 4. Bd3 Nc6 5. c3 Be7 6. Be3 Nf6 7. h3 O-O 8. Nd2 a5 9. g4 Re8 10. Qc2 g6 11. O-O-O a4 12. Be2 a3 13. b3 Bd7 14. g5 Ne4 15. h4 Nxd2 16. Rxd2 Na5 17. h5 Nxb3+ 18. Qxb3 Ba4 19. Qb1 Qd7 20. Bd3 Qg4 21. hxg6 fxg6 22. Bxg6 Bxg5 23. Bxh7+ Kf8 24. Qg6 Ke7 25. Bxg5+ Kd7 26. Qf5+ Qxf5 27. Bxf5+ Kc6 28. Rh6+ Kb5 29. Bd7+ c6 30. Bxe8 Rxe8 31. Rh7 *", + "Moves": "e8e1 d2d1 e1d1", + "MovesSAN": "Re1+ Rd1 Rxd1#", + "Themes": "endgame fork mate mateIn2 short" + }, + { + "FEN": "4Qbk1/6pp/p3P3/2n5/1p1pq1P1/6BP/6NK/8 w - - 1 36", + "PGN": "1. e4 c5 2. Nc3 d6 3. g3 Nc6 4. Bg2 Nf6 5. d3 e6 6. f4 Be7 7. Nf3 O-O 8. O-O a6 9. h3 Qc7 10. g4 Nd7 11. Be3 b5 12. Qd2 Bb7 13. Rae1 b4 14. Nd1 d5 15. e5 d4 16. Bf2 f6 17. Bg3 fxe5 18. Nxe5 Ncxe5 19. fxe5 Bxg2 20. Qxg2 Rxf1+ 21. Rxf1 Rf8 22. Rxf8+ Bxf8 23. Qe4 c4 24. dxc4 Qxc4 25. Nf2 Qxa2 26. Nd3 Qb1+ 27. Ne1 Qxb2 28. Qc6 Qc3 29. Qxe6+ Kh8 30. Nd3 Qxc2 31. Nf4 Qb1+ 32. Kh2 Qc2+ 33. Ng2 Nc5 34. Qe8 Kg8 35. e6 Qe4 *", + "Moves": "e8f7 g8h8 f7f8", + "MovesSAN": "Qf7+ Kh8 Qxf8#", + "Themes": "deflection endgame mate mateIn2 short" + }, + { + "FEN": "r1q1kb1Q/pppb1pp1/3p2r1/5N2/2P1Pn2/2NB3R/PP4PP/R5K1 w q - 0 19", + "PGN": "1. e4 d6 2. d4 Bd7 3. Nf3 Qc8 4. c4 Nc6 5. d5 Nd8 6. Bd3 e5 7. dxe6 Bxe6 8. O-O h5 9. Nc3 Nh6 10. Bxh6 Rxh6 11. Re1 Be7 12. Nd4 Bd7 13. Nf5 Rg6 14. Qxh5 Rg5 15. Qh8+ Bf8 16. f4 Rg6 17. Re3 Ne6 18. Rh3 Nxf4 *", + "Moves": "h8f8 e8f8 h3h8", + "MovesSAN": "Qxf8+ Kxf8 Rh8#", + "Themes": "attraction mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "6k1/1q4pp/p3P3/2p1n3/PpQ3P1/2p1B1KP/8/8 w - - 5 39", + "PGN": "1. d4 d5 2. c4 e6 3. Nc3 c6 4. f3 dxc4 5. a4 Bb4 6. e4 b5 7. g3 a6 8. Bg2 Bb7 9. Ne2 Nf6 10. Be3 Nbd7 11. O-O O-O 12. Qc2 e5 13. Rad1 exd4 14. Nxd4 Qc7 15. Nf5 Rad8 16. Kh1 Ne5 17. b3 Bxc3 18. Qxc3 b4 19. Qc2 c3 20. h3 Rxd1 21. Rxd1 Rd8 22. f4 Rxd1+ 23. Qxd1 Qd7 24. Qf1 Nd3 25. e5 Ne8 26. Nd4 Nc5 27. Kh2 Ne6 28. Nc2 N8c7 29. g4 Nd5 30. Bc1 c5 31. f5 Nd4 32. Ne3 Nxe3 33. Bxe3 Nxb3 34. Bxb7 Qxb7 35. e6 fxe6 36. fxe6 Nd4 37. Qc4 Nf3+ 38. Kg3 Ne5 *", + "Moves": "e6e7 e5c4 e7e8q", + "MovesSAN": "e7+ Nxc4 e8=Q#", + "Themes": "advancedPawn discoveredAttack endgame mate mateIn2 promotion short" + }, + { + "FEN": "2r1k1r1/ppq2p2/5p1p/2PpnN2/8/P3P2P/5PP1/R1Q2RK1 b - - 2 21", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 d5 5. Bg5 h6 6. Bh4 c5 7. a3 Bxc3+ 8. bxc3 Nc6 9. dxc5 Qa5 10. Bxf6 gxf6 11. cxd5 Qxc3+ 12. Nd2 exd5 13. Qc1 Qa5 14. e3 Bf5 15. Be2 Rg8 16. Bf3 Be4 17. O-O Bxf3 18. Nxf3 Ne5 19. Nd4 Qc7 20. h3 Rc8 21. Nf5 *", + "Moves": "e5f3 g1h1 c7h2", + "MovesSAN": "Nf3+ Kh1 Qh2#", + "Themes": "kingsideAttack mate mateIn2 middlegame pin short" + }, + { + "FEN": "5rk1/p5pp/2p1p3/3Q4/3P1n2/2P5/PP4PP/RN4K1 b - - 0 18", + "PGN": "1. e4 e5 2. f4 exf4 3. Nf3 d5 4. exd5 Nf6 5. Bb5+ c6 6. dxc6 Nxc6 7. Qe2+ Be6 8. Bxc6+ bxc6 9. Ng5 Qd7 10. Nxe6 fxe6 11. O-O Bd6 12. d4 O-O 13. Bxf4 Bxf4 14. Rxf4 Nd5 15. Rxf8+ Rxf8 16. c3 Nf4 17. Qe4 Qd5 18. Qxd5 *", + "Moves": "f4e2 g1h1 f8f1", + "MovesSAN": "Ne2+ Kh1 Rf1#", + "Themes": "backRankMate endgame master mate mateIn2 short" + }, + { + "FEN": "R3nk2/5pp1/6b1/5qNp/5B2/1p1P2PP/4PbBK/8 w - - 6 33", + "PGN": "1. c4 Nf6 2. Nc3 e6 3. d3 d5 4. cxd5 exd5 5. Nf3 Be7 6. g3 O-O 7. Bg2 c5 8. h3 Nc6 9. O-O Bf5 10. b3 Qd7 11. Kh2 d4 12. Nb1 Rfd8 13. Nbd2 b5 14. Bb2 Rac8 15. Rc1 Nb4 16. a3 Nbd5 17. b4 cxb4 18. axb4 Nxb4 19. Nxd4 Bg6 20. Qb3 a5 21. Nc2 Nxc2 22. Rxc2 a4 23. Rxc8 axb3 24. Rxd8+ Bxd8 25. Nxb3 h5 26. Nd4 b4 27. Ra1 Bb6 28. Nf3 Bxf2 29. Be5 b3 30. Ng5 Ne8 31. Bf4 Qf5 32. Ra8 Kf8 *", + "Moves": "f4d6 f8g8 a8e8", + "MovesSAN": "Bd6+ Kg8 Rxe8#", + "Themes": "deflection mate mateIn2 middlegame pin short" + }, + { + "FEN": "r5rk/2n2p1p/3p1P1R/2pPnR2/p1P5/1p1qN3/1P1B2QP/6K1 w - - 1 33", + "PGN": "1. d4 c5 2. d5 g6 3. Nc3 Bg7 4. e4 a6 5. a4 d6 6. f4 Nf6 7. Nf3 Bg4 8. Be2 Bxf3 9. Bxf3 O-O 10. O-O Nbd7 11. Qe2 Qc7 12. Be3 Rfb8 13. g4 Ne8 14. Bg2 Qa5 15. Bd2 Qd8 16. f5 Ne5 17. g5 Nc7 18. Rf2 b5 19. Raf1 b4 20. Nd1 b3 21. c3 Qd7 22. f6 exf6 23. gxf6 Bf8 24. Ne3 Qxa4 25. Bh3 Qxe4 26. Rf4 Qd3 27. Qg2 a5 28. c4 Kh8 29. Rh4 a4 30. Bf5 gxf5 31. Rxf5 Bh6 32. Rxh6 Rg8 *", + "Moves": "h6h7 h8h7 f5h5", + "MovesSAN": "Rxh7+ Kxh7 Rh5#", + "Themes": "attraction kingsideAttack master mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "3k1r2/bpp2B2/p2p4/6r1/1P2P3/P1P4K/1B3P2/R3QR2 b - - 0 29", + "PGN": "1. Nf3 Nc6 2. e4 e5 3. Bc4 Bc5 4. d3 h6 5. a3 a6 6. b4 Ba7 7. Bb2 d6 8. O-O Bg4 9. h3 Bh5 10. Nbd2 Qd7 11. Qe1 Nf6 12. Nh4 g5 13. Nf5 g4 14. hxg4 Nxg4 15. Ng7+ Ke7 16. Nxh5 Raf8 17. Ng7 Rhg8 18. Nf5+ Kd8 19. c3 h5 20. d4 Ne7 21. Nxe7 Qxe7 22. Nf3 h4 23. dxe5 h3 24. g3 Nxe5 25. Nxe5 Rxg3+ 26. Kh2 Rg2+ 27. Kxh3 Rg5 28. Nxf7+ Qxf7 29. Bxf7 *", + "Moves": "f8h8 f7h5 h8h5", + "MovesSAN": "Rh8+ Bh5 Rhxh5#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "r3k2r/ppp5/3p4/2bNp1q1/2B1P3/3P2Pp/PPP1QP2/R4RK1 b kq - 0 20", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Bc4 Nc6 4. O-O Bc5 5. Nc3 Ng4 6. d3 d6 7. Bg5 f6 8. Bh4 g5 9. Bg3 h5 10. h3 h4 11. Bh2 Nxh2 12. Nxh2 f5 13. Nf3 g4 14. hxg4 fxg4 15. Nh2 h3 16. g3 Nd4 17. Nxg4 Qg5 18. Nd5 Bxg4 19. Qxg4 Ne2+ 20. Qxe2 *", + "Moves": "g5g3 g1h1 g3g2", + "MovesSAN": "Qxg3+ Kh1 Qg2#", + "Themes": "kingsideAttack mate mateIn2 middlegame pin short" + }, + { + "FEN": "r1b2rk1/ppq3pp/4p3/1Npp2B1/6Q1/3P2n1/PPP1B1PK/R4R2 b - - 0 17", + "PGN": "1. e4 c5 2. Be2 e6 3. d3 d5 4. Nc3 Nc6 5. f4 Bd6 6. e5 Bc7 7. Nf3 Nge7 8. O-O O-O 9. Qe1 f6 10. Qg3 fxe5 11. fxe5 Nf5 12. Qg4 Nxe5 13. Nxe5 Bxe5 14. Bg5 Qc7 15. Nb5 Bxh2+ 16. Kh1 Ng3+ 17. Kxh2 *", + "Moves": "g3f1 h2g1 c7h2", + "MovesSAN": "Nxf1+ Kg1 Qh2#", + "Themes": "doubleCheck mate mateIn2 middlegame short" + }, + { + "FEN": "3r4/p2r1p2/2p1pk2/2R3p1/2P5/1P6/P4PPP/R5K1 b - - 0 23", + "PGN": "1. e4 e6 2. d4 c5 3. c4 cxd4 4. Nf3 b6 5. Nxd4 Bc5 6. Nc3 Nf6 7. Be2 O-O 8. O-O Bb7 9. Bg5 Nc6 10. Nxc6 Bxc6 11. e5 h6 12. exf6 hxg5 13. fxg7 Kxg7 14. Bf3 Qc7 15. Ne4 Qf4 16. Nxc5 bxc5 17. Bxc6 dxc6 18. b3 Rad8 19. Qe2 Rd7 20. Rfe1 Rfd8 21. Qe5+ Qxe5 22. Rxe5 Kf6 23. Rxc5 *", + "Moves": "d7d1 a1d1 d8d1", + "MovesSAN": "Rd1+ Rxd1 Rxd1#", + "Themes": "backRankMate endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "1r5k/1b4rp/p3p1B1/1p1p4/7R/2P4Q/PP3qPK/8 w - - 0 36", + "PGN": "1. d4 Nf6 2. Nf3 c5 3. e3 e6 4. c3 a6 5. Bd3 Be7 6. Qe2 O-O 7. Nbd2 d5 8. O-O Nc6 9. dxc5 Bxc5 10. e4 Re8 11. e5 Nd7 12. Re1 Nf8 13. Nf1 Ng6 14. Ng3 b5 15. Be3 Qe7 16. Bc2 Bb7 17. Rad1 Rec8 18. h4 Bxe3 19. Qxe3 Nxh4 20. Nxh4 Qxh4 21. Qb6 Rab8 22. Qe3 Na5 23. Qd3 g6 24. Qe2 Nc4 25. Rd4 Qe7 26. Bb1 Kg7 27. Qg4 Kh8 28. Qh3 Rg8 29. Rh4 Rg7 30. Ne2 Nxe5 31. Nf4 Qf6 32. Rxe5 Qxe5 33. Nxg6+ fxg6 34. Bxg6 Qe1+ 35. Kh2 Qxf2 *", + "Moves": "h4h7 g7h7 h3h7", + "MovesSAN": "Rxh7+ Rxh7 Qxh7#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "8/ppk2p2/2p1n2p/6bq/4P3/2QN2P1/PPP4P/1K3B1R b - - 4 26", + "PGN": "1. e4 e5 2. d4 exd4 3. Qxd4 Nc6 4. Qa4 d5 5. Nc3 d4 6. Nd5 Nf6 7. Bg5 h6 8. Bxf6 gxf6 9. O-O-O Be6 10. Rxd4 Bd7 11. Rd2 Ne5 12. Qd4 c6 13. Ne3 Qc7 14. f4 Ng6 15. Nf3 O-O-O 16. Qxf6 Nxf4 17. Qxh8 Qb6 18. Nc4 Qc5 19. Qc3 Qh5 20. Nfe5 Be7 21. Nxd7 Rxd7 22. Rxd7 Kxd7 23. Ne5+ Kc7 24. g3 Ne6 25. Nd3 Bg5+ 26. Kb1 *", + "Moves": "h5d1 d3c1 d1c1", + "MovesSAN": "Qd1+ Nc1 Qxc1#", + "Themes": "mate mateIn2 middlegame queensideAttack short" + }, + { + "FEN": "7k/p5pn/1pp5/2q3r1/8/7Q/P4P2/4RK2 w - - 4 38", + "PGN": "1. d4 d5 2. c4 Nf6 3. Nc3 e6 4. Bg5 Be7 5. Bxf6 Bxf6 6. e4 dxe4 7. d5 exd5 8. Nxd5 Bxb2 9. Rb1 Ba3 10. Qa4+ c6 11. Rd1 Bd6 12. c5 Bc7 13. Qxe4+ Be6 14. Nxc7+ Qxc7 15. Bc4 O-O 16. Bxe6 fxe6 17. Qxe6+ Kh8 18. Nf3 Na6 19. O-O Rae8 20. Qc4 Rf4 21. Qc3 Ref8 22. Ne5 Nb8 23. Rd3 R4f5 24. Ng4 Nd7 25. Rg3 Nf6 26. Ne3 Rh5 27. Nc4 Ne4 28. Rf3 Rxf3 29. Qxf3 Nf6 30. Nd6 b6 31. Re1 h6 32. g4 Rxc5 33. h4 Qxd6 34. g5 hxg5 35. hxg5 Rxg5+ 36. Kf1 Qc5 37. Qh3+ Nh7 *", + "Moves": "e1e8 c5f8 e8f8", + "MovesSAN": "Re8+ Qf8 Rxf8#", + "Themes": "endgame mate mateIn2 pin short" + }, + { + "FEN": "2r2k2/5pq1/p3b1p1/1p6/2n4Q/6N1/P1B2PPP/3R2K1 w - - 7 28", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 4. O-O Nf6 5. c3 Be7 6. Re1 O-O 7. d4 Bg4 8. Be3 a6 9. Ba4 b5 10. Bc2 Na5 11. Nbd2 exd4 12. cxd4 Nc4 13. Nf1 Nxb2 14. Qc1 Nc4 15. Bh6 c5 16. e5 Bxf3 17. Qg5 g6 18. Bxf8 Kxf8 19. exf6 Bxf6 20. Qh6+ Bg7 21. Qxh7 Bd5 22. dxc5 Bxa1 23. cxd6 Qxd6 24. Rxa1 Qf6 25. Rd1 Be6 26. Ng3 Qg7 27. Qh4 Rc8 *", + "Moves": "d1d8 c8d8 h4d8", + "MovesSAN": "Rd8+ Rxd8 Qxd8#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "r6k/5Rp1/2bp3p/p1p5/2P5/P2B4/1P1q2PP/5RK1 w - - 0 29", + "PGN": "1. d4 h6 2. e3 d6 3. c4 e6 4. e4 Be7 5. f3 Nf6 6. Ne2 O-O 7. Nbc3 c6 8. Bf4 Nh7 9. Ng3 f5 10. exf5 Bh4 11. Bd3 exf5 12. O-O Bxg3 13. Bxg3 a5 14. Qb3 Kh8 15. Qc2 Na6 16. Rad1 Bd7 17. a3 Rf7 18. d5 Nc5 19. dxc6 bxc6 20. Na4 Nxa4 21. Qxa4 c5 22. Qc2 Ng5 23. Bh4 Nxf3+ 24. Rxf3 Qxh4 25. Rdf1 f4 26. Qd2 Bc6 27. Rxf4 Qg5 28. Rxf7 Qxd2 *", + "Moves": "f7f8 a8f8 f1f8", + "MovesSAN": "Rf8+ Rxf8 Rxf8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "5k2/p7/6Q1/3p1qn1/3P4/3B4/P1P2PK1/8 b - - 1 46", + "PGN": "1. d4 Nf6 2. Nc3 d5 3. Bg5 c6 4. Bxf6 exf6 5. e3 Bf5 6. h4 Nd7 7. g4 Be6 8. Bd3 Bb4 9. Nh3 Qa5 10. Kd2 c5 11. Nf4 cxd4 12. exd4 Rc8 13. Rb1 O-O 14. g5 Bxc3+ 15. bxc3 Qxc3+ 16. Kc1 f5 17. Ne2 Qa3+ 18. Kd2 Qa5+ 19. Ke3 Nb6 20. Kf3 Qa3 21. h5 Nc4 22. Rxb7 Nd6 23. Rb3 Qa5 24. g6 fxg6 25. hxg6 h6 26. Qg1 Ne4 27. Rxh6 gxh6 28. Qh2 Ng5+ 29. Kg2 Kg7 30. Rb7+ Bf7 31. gxf7 Rxf7 32. Qe5+ Kg8 33. Rxf7 Nxf7 34. Qxf5 Qd2 35. Qxc8+ Kg7 36. Qg4+ Kf8 37. Nf4 h5 38. Ng6+ Kg7 39. Qxh5 Ng5 40. Nh4 Qf4 41. Qg6+ Kf8 42. Nf5 Qg4+ 43. Kf1 Qd1+ 44. Kg2 Qg4+ 45. Kf1 Qxf5 46. Kg2 *", + "Moves": "f5h3 g2g1 g5f3", + "MovesSAN": "Qh3+ Kg1 Nf3#", + "Themes": "endgame master mate mateIn2 short" + }, + { + "FEN": "8/p5R1/kp2NBp1/n7/1K2PPp1/6r1/8/8 b - - 2 32", + "PGN": "1. d4 d5 2. c4 e5 3. g3 dxc4 4. dxe5 Qxd1+ 5. Kxd1 Bf5 6. Nc3 Nc6 7. e4 O-O-O+ 8. Ke1 Be6 9. Be3 Nxe5 10. f4 Nd3+ 11. Bxd3 Rxd3 12. Ke2 Bg4+ 13. Nf3 Bb4 14. h3 Bxc3 15. hxg4 Bxb2 16. Rad1 Rxd1 17. Rxd1 Ne7 18. Ng5 f6 19. Ne6 g6 20. Kd2 c3+ 21. Kc2 h5 22. Bd4 hxg4 23. Bxc3 Rh2+ 24. Kb3 Nc6 25. Bxb2 b6 26. Bxf6 Na5+ 27. Kc3 Rxa2 28. Rd8+ Kb7 29. Rd7 Ra3+ 30. Kb4 Rxg3 31. Rxc7+ Ka6 32. Rg7 *", + "Moves": "g3b3 b4a4 b6b5", + "MovesSAN": "Rb3+ Ka4 b5#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "2r4r/pp3p1p/4bp1k/8/2B1R3/BP3q2/P6P/K5R1 w - - 2 27", + "PGN": "1. d4 e5 2. dxe5 Qe7 3. Nf3 Nc6 4. b3 Nxe5 5. Bb2 Nxf3+ 6. gxf3 Qc5 7. Nc3 c6 8. Ne4 Qa5+ 9. Qd2 Qb6 10. Qd4 c5 11. Qc4 Nf6 12. O-O-O d5 13. Qa4+ Bd7 14. Qa3 c4 15. Nxf6+ gxf6 16. Qxf8+ Kxf8 17. Rxd5 Be6 18. Rd4 cxb3 19. cxb3 Rc8+ 20. Kb1 Qc5 21. e3 Qc2+ 22. Ka1 Qxf2 23. Ba3+ Kg7 24. Bc4 Qxe3 25. Re4 Qxf3 26. Rg1+ Kh6 *", + "Moves": "e4h4 f3h5 a3c1", + "MovesSAN": "Rh4+ Qh5 Bc1#", + "Themes": "mate mateIn2 middlegame pin short" + }, + { + "FEN": "6k1/5pp1/7p/2Qp4/P2P4/3qP3/5PPP/1rR3K1 b - - 0 25", + "PGN": "1. d4 d5 2. Nf3 Nf6 3. c4 Bg4 4. Ne5 Bf5 5. Nc3 e6 6. Bg5 Nbd7 7. e3 Be7 8. Nxd7 Qxd7 9. Bd3 Ne4 10. Bxe7 Qxe7 11. cxd5 Nxc3 12. bxc3 Bxd3 13. Qxd3 exd5 14. O-O O-O 15. Rab1 c6 16. c4 Rfe8 17. cxd5 cxd5 18. Qb3 Qe5 19. Qxb7 Qe4 20. Qa6 h6 21. Rfc1 Rab8 22. Rxb8 Rxb8 23. Qxa7 Rb1 24. Qc5 Qd3 25. a4 *", + "Moves": "d3d1 c1d1 b1d1", + "MovesSAN": "Qd1+ Rxd1 Rxd1#", + "Themes": "backRankMate endgame master mate mateIn2 sacrifice short xRayAttack" + }, + { + "FEN": "3r3k/pp4pp/2p1Q3/8/1P6/P2q4/1K5P/4R3 w - - 4 37", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Bc4 d5 4. exd5 Nxd5 5. Nxe5 Be6 6. Qe2 c6 7. d4 Bd6 8. O-O O-O 9. f4 f6 10. Bxd5 Bxd5 11. c4 Bxg2 12. Kxg2 fxe5 13. dxe5 Bc5 14. a3 Qe8 15. b4 Qg6+ 16. Kh1 Bd4 17. Bb2 Bxb2 18. Qxb2 Qe4+ 19. Kg1 Rxf4 20. Nd2 Rg4+ 21. Kf2 Qg2+ 22. Ke1 Re4+ 23. Kd1 Qe2+ 24. Kc1 Nd7 25. Nxe4 Qxf1+ 26. Kc2 Qxc4+ 27. Nc3 Nxe5 28. Re1 Qd3+ 29. Kc1 Nc4 30. Qc2 Qf3 31. Qb3 Qf4+ 32. Kb1 Kh8 33. Ne4 Nd2+ 34. Nxd2 Qxd2 35. Qe6 Qd3+ 36. Kb2 Rd8 *", + "Moves": "e6e8 d8e8 e1e8", + "MovesSAN": "Qe8+ Rxe8 Rxe8#", + "Themes": "backRankMate endgame mate mateIn2 sacrifice short" + }, + { + "FEN": "6k1/3R1pp1/4p3/8/b4b1P/3B1P2/3p2K1/2r5 w - - 0 41", + "PGN": "1. e4 c6 2. Nf3 d5 3. exd5 cxd5 4. d4 Bg4 5. Be2 e6 6. O-O Nf6 7. Re1 Bd6 8. c3 Nc6 9. Nbd2 Bc7 10. h3 Bh5 11. Nf1 Ne4 12. Qb3 Na5 13. Qb5+ Qd7 14. b4 Qxb5 15. Bxb5+ Nc6 16. Ne5 O-O 17. Nxc6 bxc6 18. Bxc6 Rad8 19. a4 Nxc3 20. f3 Rb8 21. Bd2 Rxb4 22. Bxc3 Rc4 23. g4 Bg6 24. Bb5 Rxc3 25. Rec1 Rxc1 26. Rxc1 Bb6 27. h4 Bxd4+ 28. Kg2 h5 29. gxh5 Bxh5 30. Ng3 Bg6 31. Ne2 Be3 32. Rc3 d4 33. Rc7 d3 34. Nc3 d2 35. Rd7 Rc8 36. Nd1 Bf4 37. Rxa7 Rc1 38. Be2 Bc2 39. Rd7 Bxd1 40. Bd3 Bxa4 *", + "Moves": "d7d8 a4e8 d8e8", + "MovesSAN": "Rd8+ Be8 Rxe8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "8/1p2Rp1k/5Pp1/6rp/7P/8/PPP5/1K6 b - - 2 33", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nxd4 5. Qxd4 d6 6. Nc3 Nf6 7. Bg5 Be7 8. O-O-O Be6 9. e5 Ng4 10. Bxe7 Qxe7 11. exd6 cxd6 12. Qa4+ Bd7 13. Bb5 Qg5+ 14. Kb1 Bxb5 15. Nxb5 O-O 16. Nxd6 Qe5 17. Qxg4 Rfd8 18. Nf5 a5 19. Nh6+ Kf8 20. Rxd8+ Rxd8 21. Nf5 a4 22. f4 Qf6 23. Qf3 Qxf5 24. Qa3+ Kg8 25. Qxa4 Qd7 26. Qxd7 Rxd7 27. Re1 g6 28. g4 Rd2 29. f5 Rg2 30. f6 h5 31. g5 Rxg5 32. h4 Kh7 33. Re7 *", + "Moves": "g5g1 e7e1 g1e1", + "MovesSAN": "Rg1+ Re1 Rxe1#", + "Themes": "backRankMate endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "r3r3/pppR2pp/8/7k/1P3R1N/P1N5/1B4PP/7K b - - 0 22", + "PGN": "1. d4 d5 2. c4 e5 3. Nc3 exd4 4. Qxd4 Nc6 5. Qxd5 Bd7 6. e3 Nf6 7. Qd3 Ne5 8. Qd2 Nxc4 9. Bxc4 Bb4 10. a3 Ba5 11. b4 Bb6 12. Bb2 O-O 13. Nf3 Ng4 14. O-O Re8 15. Rad1 Nxe3 16. Bxf7+ Kxf7 17. Qxd7+ Qxd7 18. Rxd7+ Kg6 19. fxe3 Bxe3+ 20. Kh1 Bf4 21. Nh4+ Kh5 22. Rxf4 *", + "Moves": "e8e1 f4f1 e1f1", + "MovesSAN": "Re1+ Rf1 Rxf1#", + "Themes": "backRankMate mate mateIn2 middlegame short" + }, + { + "FEN": "6k1/3P1p1p/2Q3p1/5q2/5n2/6RP/5P2/5K2 b - - 2 39", + "PGN": "1. e4 c6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Nf6 5. Nxf6+ exf6 6. c4 Bd6 7. Nf3 Bg4 8. h3 Bh5 9. Be2 O-O 10. O-O Qc7 11. Be3 Re8 12. c5 Bf4 13. Bxf4 Qxf4 14. Qd3 Nd7 15. Rad1 Rad8 16. g3 Qc7 17. Rfe1 Nxc5 18. Qf5 Bxf3 19. Bxf3 Ne6 20. b4 a5 21. a3 axb4 22. axb4 Nf8 23. Rxe8 Rxe8 24. b5 Qd6 25. bxc6 bxc6 26. Qc5 Qd7 27. Bxc6 Qc8 28. Bxe8 Qxe8 29. d5 Qe2 30. Rc1 f5 31. d6 Qd2 32. Qc7 g6 33. Qc6 f4 34. gxf4 Qxf4 35. Rc3 Qg5+ 36. Rg3 Qf5 37. Kg2 Ne6 38. d7 Nf4+ 39. Kf1 *", + "Moves": "f5b1 c6c1 b1c1", + "MovesSAN": "Qb1+ Qc1 Qxc1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "8/p3Qpk1/2pn4/7r/1p4p1/3B4/PPP2PP1/2q1RK2 b - - 5 35", + "PGN": "1. e4 e6 2. Nf3 d5 3. exd5 c6 4. dxe6 Bxe6 5. d4 Bb4+ 6. Bd2 Be7 7. Bd3 Nf6 8. h3 Bd5 9. O-O Bxf3 10. Qxf3 Qxd4 11. Bc3 Qd6 12. Re1 Nbd7 13. Nd2 Kf8 14. Nc4 Qd5 15. Qe2 Re8 16. Ne3 Qg5 17. Qf3 Bc5 18. Nc4 b5 19. Rxe8+ Nxe8 20. Ne3 b4 21. Bd2 Ne5 22. Qf5 Qe7 23. Re1 g6 24. Qe4 Nd6 25. Qf4 g5 26. Qg3 Qf6 27. Ng4 Nxg4 28. hxg4 h5 29. gxh5 Rxh5 30. Be3 Bxe3 31. Qxe3 Qh6 32. Kf1 g4 33. Qe7+ Kg7 34. Re5 Qc1+ 35. Re1 *", + "Moves": "h5h1 f1e2 c1e1", + "MovesSAN": "Rh1+ Ke2 Qxe1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "5r2/p5pk/1p5p/2pQ4/8/q7/2PK1PPP/3R3R b - - 4 27", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 e6 4. d5 Nce7 5. dxe6 fxe6 6. Bg5 h6 7. Bh4 Qa5+ 8. Nc3 Ng6 9. Bg3 Be7 10. Qd2 Nf6 11. O-O-O O-O 12. Bd6 Bxd6 13. Qxd6 b6 14. Bd3 Ba6 15. e5 Bxd3 16. Qxd3 Nd5 17. Nxd5 exd5 18. Qxg6 Qxa2 19. e6 dxe6 20. Qxe6+ Kh8 21. Nh4 Qa1+ 22. Kd2 Qxb2 23. Ng6+ Kh7 24. Nxf8+ Rxf8 25. Qxd5 Qb4+ 26. Kc1 Qa3+ 27. Kd2 *", + "Moves": "f8f2 d2e1 a3e3", + "MovesSAN": "Rxf2+ Ke1 Qe3#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "6k1/Rpp2pp1/5n1p/8/8/1PPB1P2/1r5P/6K1 w - - 0 25", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. d3 h6 4. Be2 Nc6 5. O-O Bc5 6. Nbd2 d6 7. Nb3 Bb6 8. c3 Be6 9. Re1 O-O 10. d4 Bxb3 11. axb3 Nxe4 12. Bd3 Nf6 13. dxe5 Nxe5 14. Nxe5 dxe5 15. Rxe5 Qd6 16. Re1 Rad8 17. Bc2 Qc6 18. Qf3 Rfe8 19. Rxe8+ Rxe8 20. Be3 Qxf3 21. gxf3 Bxe3 22. fxe3 Rxe3 23. Rxa7 Re2 24. Bd3 Rxb2 *", + "Moves": "a7a8 f6e8 a8e8", + "MovesSAN": "Ra8+ Ne8 Rxe8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "8/1p3Pkp/p5p1/8/3q4/1P4Q1/5PPP/r4RK1 b - - 0 33", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. Nc3 d6 4. Bb5 Bd7 5. Bxc6 Bxc6 6. d4 cxd4 7. Nxd4 Bd7 8. O-O e5 9. Ndb5 Bxb5 10. Nxb5 Qb6 11. c4 Nf6 12. Qa4 Nd7 13. Rd1 a6 14. Be3 Nc5 15. Nxd6+ Ke7 16. Bxc5 Qxc5 17. Nf5+ Kf6 18. Rd5 Qc6 19. Qd1 g6 20. Nd6 Kg7 21. b3 Be7 22. c5 Rhd8 23. Qf3 Bxd6 24. cxd6 Rxd6 25. Rxe5 Rad8 26. Re7 Rf6 27. Qg4 Qc5 28. Rxf7+ Rxf7 29. Rf1 Rd2 30. Qg3 Rxa2 31. e5 Qd4 32. e6 Ra1 33. exf7 *", + "Moves": "a1f1 g1f1 d4d1", + "MovesSAN": "Rxf1+ Kxf1 Qd1#", + "Themes": "attraction endgame mate mateIn2 short" + }, + { + "FEN": "r6k/1p4p1/p1n1P3/5P1p/4P1bq/1P2Q1R1/PB3K2/8 w - - 0 32", + "PGN": "1. d4 d5 2. Nf3 f5 3. g3 e6 4. Bg2 Bd6 5. c4 Nf6 6. O-O c6 7. b3 O-O 8. Bb2 Nbd7 9. Ne5 Bxe5 10. dxe5 Ne4 11. f3 Ng5 12. cxd5 cxd5 13. Nc3 a6 14. Nxd5 exd5 15. Qxd5+ Kh8 16. Rad1 Qe7 17. h4 Ne6 18. e4 f4 19. Qd6 Qf7 20. Bh3 Nb8 21. Kg2 fxg3 22. Bxe6 Bxe6 23. f4 Bg4 24. Rd3 Nc6 25. Rxg3 h5 26. f5 Rfd8 27. Qc5 Rd2+ 28. Rf2 Rxf2+ 29. Kxf2 Qf8 30. Qe3 Qe7 31. e6 Qxh4 *", + "Moves": "e3h6 h8g8 h6g7", + "MovesSAN": "Qh6+ Kg8 Qxg7#", + "Themes": "mate mateIn2 middlegame pin short" + }, + { + "FEN": "r2q1r1k/1b4pp/pp2Q3/6N1/P1B2n2/4b3/1P4PP/R4R1K w - - 2 21", + "PGN": "1. e4 c5 2. f4 e6 3. Nf3 a6 4. a4 d6 5. Bc4 Nd7 6. O-O b6 7. c3 Bb7 8. Qe2 Ngf6 9. e5 dxe5 10. fxe5 Nd5 11. d4 cxd4 12. cxd4 Be7 13. Nbd2 O-O 14. Ne4 f6 15. exf6 N7xf6 16. Nxf6+ Bxf6 17. Qxe6+ Kh8 18. Ng5 Bxd4+ 19. Be3 Bxe3+ 20. Kh1 Nf4 *", + "Moves": "e6g8 f8g8 g5f7", + "MovesSAN": "Qg8+ Rxg8 Nf7#", + "Themes": "kingsideAttack mate mateIn2 middlegame sacrifice short smotheredMate" + }, + { + "FEN": "6k1/5p1p/1r3P2/6n1/8/7P/R5K1/8 w - - 3 53", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 cxd4 5. Nxd4 e5 6. Nf5 Bb4 7. Bd3 O-O 8. O-O d5 9. exd5 Nxd5 10. Ne4 Bxf5 11. a3 Be7 12. Qf3 Bxe4 13. Bxe4 Nf6 14. Rd1 Nd4 15. Qe3 Nxe4 16. Qxe4 Bf6 17. b4 Qb6 18. Be3 Qc6 19. Qxc6 Nxc6 20. Rac1 Rfd8 21. Re1 a6 22. c4 Rd3 23. Ra1 Nd4 24. Ra2 Rc8 25. c5 Nb5 26. a4 Nd4 27. h3 Nf5 28. Bc1 Rd4 29. Bb2 Rxb4 30. Bxe5 Bxe5 31. Rxe5 Nh6 32. Rae2 g6 33. Ra2 Rc4 34. Re7 R4xc5 35. Rxb7 Ra8 36. a5 Nf5 37. g4 Nd4 38. Kg2 Nc6 39. f4 Rxa5 40. Rc2 Nd8 41. Rd7 Ne6 42. Kg3 Rd8 43. Ra7 Ra3+ 44. Kg2 Ra1 45. f5 gxf5 46. gxf5 Nd4 47. Rcc7 Rf8 48. f6 Ne6 49. Rc6 Ng5 50. Raxa6 Rxa6 51. Rxa6 Rb8 52. Ra2 Rb6 *", + "Moves": "a2a8 b6b8 a8b8", + "MovesSAN": "Ra8+ Rb8 Rxb8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "rnb1k2r/pp2Bppp/1q1p4/2b5/4P3/5N2/PPP2PPP/RN1QKB1R b KQkq - 0 7", + "PGN": "1. d4 e5 2. dxe5 Bc5 3. Nf3 d6 4. exd6 Ne7 5. e4 cxd6 6. Bg5 Qb6 7. Bxe7 *", + "Moves": "c5f2 e1d2 b6e3", + "MovesSAN": "Bxf2+ Kd2 Qe3#", + "Themes": "attackingF2F7 mate mateIn2 opening short" + }, + { + "FEN": "2R5/1rp5/3p2R1/7p/2r2p1k/8/5PPK/1q6 w - - 0 47", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nd4 4. Nxd4 exd4 5. Qf3 Qf6 6. Qb3 Bc5 7. d3 Ne7 8. O-O O-O 9. c3 dxc3 10. Nxc3 a6 11. Be3 Bd4 12. Bxd4 Qxd4 13. Ne2 Qf6 14. d4 b5 15. e5 bxc4 16. exf6 cxb3 17. fxe7 Re8 18. axb3 Rxe7 19. Nc3 d6 20. Nd5 Rd7 21. Rfe1 Bb7 22. Ne7+ Kf8 23. Nf5 g6 24. Nh6 Kg7 25. Ng4 h5 26. Ne3 Re7 27. d5 Rae8 28. b4 f5 29. Red1 Re5 30. b5 axb5 31. Ra7 Rb8 32. Ra5 Bc8 33. Rc1 Rb7 34. h3 f4 35. Nc2 Rxd5 36. Nb4 Rd2 37. Re1 Rxb2 38. Ra8 Rxb4 39. Rxc8 Rc4 40. Re7+ Kf6 41. Ree8 b4 42. Rf8+ Kg5 43. Rg8 b3 44. Kh2 b2 45. h4+ Kxh4 46. Rxg6 b1=Q *", + "Moves": "g2g3 f4g3 f2g3", + "MovesSAN": "g3+ fxg3+ fxg3#", + "Themes": "endgame mate mateIn2 queenRookEndgame short" + }, + { + "FEN": "2b2k2/1p2r1p1/1p2p2p/4Pp1B/1P3P2/4P1P1/rBP3qP/2KR3R w - - 0 23", + "PGN": "1. d4 d5 2. Qd3 Nf6 3. Nc3 h6 4. Nf3 Nc6 5. Ne5 Nxe5 6. dxe5 Nd7 7. Qxd5 e6 8. Qe4 Bc5 9. b4 Bb6 10. e3 Qg5 11. f4 Qh4+ 12. g3 Qh5 13. Be2 Qh3 14. Na4 O-O 15. Nxb6 axb6 16. Bb2 f5 17. Qc4 Qg2 18. O-O-O Re8 19. Bh5 Re7 20. Qxc7 Rxa2 21. Qd8+ Nf8 22. Qxf8+ Kxf8 *", + "Moves": "d1d8 e7e8 d8e8", + "MovesSAN": "Rd8+ Re8 Rxe8#", + "Themes": "fork mate mateIn2 middlegame short" + }, + { + "FEN": "3r2k1/1b3r2/p4p2/1p5R/P3q3/1P5Q/2P2P2/1K6 w - - 3 27", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. Nc3 g6 4. Bc4 Bg7 5. b3 e5 6. Bb2 Nge7 7. d3 O-O 8. Qd2 a6 9. O-O-O b5 10. Bd5 Nxd5 11. Nxd5 Ne7 12. Nxe7+ Qxe7 13. d4 exd4 14. Nxd4 cxd4 15. Bxd4 Bxd4 16. Qxd4 Qg5+ 17. Kb1 Qxg2 18. Rhg1 Qxh2 19. Rh1 Qf4 20. Rh3 Bb7 21. Rdh1 h5 22. Rxh5 gxh5 23. Rxh5 f6 24. a4 Qxe4 25. Qxd7 Rf7 26. Qh3 Rd8 *", + "Moves": "h5h8 g8g7 h3h6", + "MovesSAN": "Rh8+ Kg7 Qh6#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r1b3k1/bp4pp/8/2pPp2q/PnQ1P3/5pPP/1P1B1P1K/RB5R b - - 2 25", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. d3 Bc5 4. c3 d6 5. a4 a5 6. Nbd2 Ng4 7. d4 exd4 8. cxd4 Ba7 9. h3 Nf6 10. Bd3 O-O 11. O-O Re8 12. Qc2 Nc6 13. Qc3 Nb4 14. Bb1 c5 15. d5 Nd7 16. Nc4 Qf6 17. Nxa5 Ne5 18. Nxe5 Rxe5 19. Nc4 Qg6 20. Nxe5 dxe5 21. Kh2 f5 22. Qc4 f4 23. Bd2 f3 24. g3 Qh5 25. Rh1 *", + "Moves": "h5h3 h2g1 h3g2", + "MovesSAN": "Qxh3+ Kg1 Qg2#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "3r2k1/1p3ppp/p4q2/8/4P3/3R1P2/PP4PP/3R1K2 w - - 0 24", + "PGN": "1. d4 d5 2. c4 dxc4 3. e3 Bf5 4. Bxc4 e6 5. Nc3 Bb4 6. Qb3 Nc6 7. Bb5 Bxc3+ 8. Qxc3 Be4 9. f3 a6 10. Bxc6+ Bxc6 11. e4 Nf6 12. Ne2 O-O 13. O-O Bb5 14. Rf2 e5 15. Bg5 Bxe2 16. Rxe2 exd4 17. Bxf6 Qxf6 18. Qxc7 d3 19. Rd2 Rfd8 20. Rad1 Qd4+ 21. Kf1 Rac8 22. Rxd3 Qf6 23. Qxd8+ Rxd8 *", + "Moves": "d3d8 f6d8 d1d8", + "MovesSAN": "Rxd8+ Qxd8 Rxd8#", + "Themes": "backRankMate endgame mate mateIn2 queenRookEndgame short" + }, + { + "FEN": "2kr3r/ppp2pp1/4bn1p/4N3/P7/2P5/2P1RPPP/R1B3K1 b - - 0 16", + "PGN": "1. e4 e5 2. Nf3 d6 3. Bc4 h6 4. d4 exd4 5. Qxd4 Nc6 6. Bb5 Bd7 7. Bxc6 Bxc6 8. O-O Nf6 9. Re1 Qd7 10. e5 dxe5 11. Qxd7+ Bxd7 12. Nxe5 Be6 13. Nc3 O-O-O 14. a4 Bb4 15. Re2 Bxc3 16. bxc3 *", + "Moves": "d8d1 e2e1 d1e1", + "MovesSAN": "Rd1+ Re1 Rxe1#", + "Themes": "backRankMate mate mateIn2 middlegame short" + }, + { + "FEN": "5Q2/pp4Q1/1kpp4/4p2P/4P3/2qP4/1nP5/2K5 b - - 4 39", + "PGN": "1. e4 e5 2. Bc4 Nf6 3. d3 Bc5 4. Bg5 h6 5. Bxf6 Qxf6 6. Nf3 d6 7. h3 g5 8. Nc3 g4 9. Nd5 Qd8 10. Nd2 c6 11. Ne3 g3 12. Bxf7+ Kf8 13. Qf3 gxf2+ 14. Kxf2 Bxe3+ 15. Qxe3 Kxf7 16. Ke2 Ke7 17. Raf1 Be6 18. Qg3 Rg8 19. Qh4+ Kd7 20. Qxh6 Qe7 21. g4 Na6 22. a3 Raf8 23. Rxf8 Rxf8 24. Rf1 Rxf1 25. Nxf1 Nc5 26. Ng3 Na4 27. Nf5 Bxf5 28. gxf5 Nxb2 29. f6 Qf7 30. Qg5 Kc7 31. h4 Na4 32. h5 Nc5 33. Qg6 Qa2 34. Kd2 Na4 35. Qg7+ Kb6 36. f7 Qxa3 37. f8=Q Qc3+ 38. Kd1 Nb2+ 39. Kc1 *", + "Moves": "b2d3 c1d1 c3e1", + "MovesSAN": "Nxd3+ Kd1 Qe1#", + "Themes": "endgame mate mateIn2 pin short" + }, + { + "FEN": "6k1/pp3pp1/1bn4p/5q2/1P6/3Q2P1/P4PBP/3RN1K1 b - - 0 25", + "PGN": "1. g3 e6 2. Bg2 Nf6 3. c4 d5 4. cxd5 exd5 5. Nf3 c6 6. O-O Bf5 7. d3 Bd6 8. Nc3 O-O 9. Bg5 Re8 10. e4 Bg6 11. exd5 h6 12. Bxf6 Qxf6 13. Ne4 Bxe4 14. dxe4 Rxe4 15. dxc6 Nxc6 16. Re1 Rxe1+ 17. Qxe1 Bc5 18. Qc1 Bb6 19. Rb1 Re8 20. Qc2 Nb4 21. Qc4 Nc6 22. b4 Qf5 23. Rd1 Re4 24. Qd3 Re1+ 25. Nxe1 *", + "Moves": "f5f2 g1h1 f2g1", + "MovesSAN": "Qxf2+ Kh1 Qg1#", + "Themes": "master mate mateIn2 middlegame short" + }, + { + "FEN": "4r1k1/pp4pp/3bN1p1/3p4/5q2/2P4P/PP2QPP1/4R1K1 b - - 0 27", + "PGN": "1. e4 c6 2. Nf3 d5 3. e5 Bg4 4. d4 c5 5. Be3 cxd4 6. Bxd4 Nc6 7. c3 e6 8. Be2 Bxf3 9. Bxf3 Nge7 10. O-O Ng6 11. Nd2 Ncxe5 12. Bxe5 Nxe5 13. Re1 Bd6 14. Be2 O-O 15. Nf3 Ng6 16. Bd3 Rc8 17. Bxg6 fxg6 18. Nd4 Qf6 19. Qe2 Rce8 20. Rad1 Qf4 21. Nf3 Rf5 22. Rd4 Qh6 23. Rh4 Rh5 24. Rxh5 Qxh5 25. h3 Qf5 26. Nd4 Qf4 27. Nxe6 *", + "Moves": "f4h2 g1f1 h2h1", + "MovesSAN": "Qh2+ Kf1 Qh1#", + "Themes": "endgame kingsideAttack mate mateIn2 short" + }, + { + "FEN": "6k1/5ppb/p1p1r2p/1p5P/3RPKP1/8/8/8 w - - 1 34", + "PGN": "1. d4 d5 2. e3 a6 3. Bd3 Nf6 4. Ne2 Nc6 5. O-O Bg4 6. f3 Bh5 7. Nf4 e5 8. dxe5 Nxe5 9. Be2 Bc5 10. a3 Nc4 11. Bxc4 dxc4 12. Qxd8+ Rxd8 13. Nc3 O-O 14. b4 cxb3 15. cxb3 Rfe8 16. Bb2 Bxe3+ 17. Kh1 Bxf4 18. Ne4 Nxe4 19. fxe4 Be5 20. Bxe5 Rxe5 21. Rae1 Bg6 22. Rf4 h6 23. g3 Rd3 24. Rc1 c6 25. Rc4 Rxb3 26. Rd4 Rxa3 27. h4 Ra1+ 28. Kg2 Re1 29. Kf3 b5 30. g4 Rf1+ 31. Ke3 Rxf4 32. Kxf4 Re6 33. h5 Bh7 *", + "Moves": "d4d8 e6e8 d8e8", + "MovesSAN": "Rd8+ Re8 Rxe8#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "6k1/1p3ppp/p1nq2n1/4p3/P1B1P3/2P2Q1P/2P2PP1/6K1 w - - 0 22", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nf3 Bc5 6. Nc3 a6 7. a4 Nge7 8. Bc4 O-O 9. O-O d6 10. Be3 Bg4 11. h3 Bxf3 12. Qxf3 Bd4 13. Rfd1 Bxc3 14. bxc3 Ng6 15. Rd2 Qe7 16. Rad1 Rad8 17. Bb6 Rd7 18. Bc5 Rfd8 19. Rxd6 Rxd6 20. Rxd6 Rxd6 21. Bxd6 Qxd6 *", + "Moves": "f3f7 g8h8 f7g8", + "MovesSAN": "Qxf7+ Kh8 Qg8#", + "Themes": "endgame kingsideAttack mate mateIn2 short" + }, + { + "FEN": "r2q2kr/ppp3p1/2np3B/8/3Pn1Pb/5Q1P/PPP5/R4RK1 w - - 0 16", + "PGN": "1. e4 e5 2. f4 exf4 3. Nf3 Nc6 4. Bc4 h6 5. d4 d6 6. Bxf4 Bg4 7. O-O Nf6 8. h3 Bh5 9. Nc3 Be7 10. g4 Bg6 11. Nh4 Bxe4 12. Nxe4 Nxe4 13. Bxf7+ Kxf7 14. Bxh6+ Kg8 15. Qf3 Bxh4 *", + "Moves": "f3f7 g8h7 f7g7", + "MovesSAN": "Qf7+ Kh7 Qxg7#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "6k1/6pp/8/5q2/4p3/2Q5/Pr3PPP/2R3K1 b - - 1 29", + "PGN": "1. e4 Nc6 2. Nf3 e5 3. c3 f5 4. exf5 Nf6 5. Be2 d5 6. O-O Bxf5 7. Qa4 Bd6 8. d4 e4 9. Ne5 Bxe5 10. dxe5 Nd7 11. Bf4 O-O 12. Na3 Ncxe5 13. Qb3 c6 14. Qxb7 Nc5 15. Qb4 Ncd3 16. Bxd3 Nxd3 17. Qd6 Nxf4 18. Qxf4 Rc8 19. Qe3 Qf6 20. Qxa7 Qg6 21. Qe3 Rb8 22. Rab1 Rfc8 23. Nc2 c5 24. Rfc1 d4 25. cxd4 cxd4 26. Nxd4 Rxc1+ 27. Rxc1 Rxb2 28. Nxf5 Qxf5 29. Qc3 *", + "Moves": "f5f2 g1h1 f2g2", + "MovesSAN": "Qxf2+ Kh1 Qxg2#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r1bk4/ppp3p1/3pP2p/2bq4/7N/8/PPP3QP/RNB4K b - - 1 22", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 h6 4. d4 exd4 5. Nxd4 Ne5 6. Bb3 Nf6 7. f4 Nxe4 8. fxe5 Qh4+ 9. g3 Nxg3 10. Bxf7+ Kd8 11. Nf3 Qe4+ 12. Kf2 Bc5+ 13. Kxg3 Rf8 14. Bd5 Qg6+ 15. Kh3 d6+ 16. e6 Rf5 17. Nh4 Rh5 18. Rg1 Qf5+ 19. Kg2 Rg5+ 20. Kh1 Rxg1+ 21. Qxg1 Qxd5+ 22. Qg2 *", + "Moves": "d5d1 g2f1 d1f1", + "MovesSAN": "Qd1+ Qf1 Qxf1#", + "Themes": "fork mate mateIn2 middlegame short" + }, + { + "FEN": "rn4nr/1pk3pp/2p1bp2/p3p3/NbP5/1P2B3/P3PPPP/2KR1BNR w - - 2 11", + "PGN": "1. d4 d6 2. c4 e5 3. dxe5 dxe5 4. Qxd8+ Kxd8 5. Nc3 c6 6. Bg5+ f6 7. Be3 Kc7 8. O-O-O Be6 9. b3 a5 10. Na4 Bb4 *", + "Moves": "e3b6 c7c8 d1d8", + "MovesSAN": "Bb6+ Kc8 Rd8#", + "Themes": "mate mateIn2 opening short" + }, + { + "FEN": "2rk4/p1pb4/2nb4/5q1p/4R3/1P6/P1P1QPPP/4R1K1 w - - 0 26", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Nf6 5. O-O Nxe4 6. Nc3 dxc3 7. Bxf7+ Kxf7 8. Qd5+ Ke8 9. Qxe4+ Qe7 10. Qc4 Qf7 11. Re1+ Be7 12. Qxc3 d6 13. Ng5 Qf6 14. Qe3 Bd7 15. Qb3 h6 16. Ne4 Qf7 17. Qxb7 Rc8 18. b3 Rf8 19. Bb2 d5 20. Bxg7 dxe4 21. Bxf8 Qxf8 22. Rxe4 Kd8 23. Rae1 Bd6 24. Qa6 Qf5 25. Qe2 h5 *", + "Moves": "e4e8 d7e8 e2e8", + "MovesSAN": "Re8+ Bxe8 Qxe8#", + "Themes": "mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "k6r/1p3pp1/p7/2p2P2/P3B3/1P6/4QR1p/q2rN2K w - - 3 42", + "PGN": "1. b3 e5 2. Bb2 Nc6 3. e3 d6 4. Bb5 Bd7 5. Nf3 Nf6 6. O-O a6 7. Be2 Ng4 8. d4 e4 9. Nfd2 h5 10. h3 d5 11. c4 Be6 12. cxd5 Bxd5 13. Nc3 Nf6 14. Nxd5 Qxd5 15. Bc4 Qf5 16. d5 Ne5 17. Bxe5 Qxe5 18. Rc1 Bd6 19. g3 O-O-O 20. a4 h4 21. f4 exf3 22. Nxf3 Qxg3+ 23. Kh1 Qxh3+ 24. Kg1 Qg3+ 25. Kh1 Ne4 26. Rc2 Qg6 27. Rg2 Ng3+ 28. Kg1 h3 29. Bd3 Qh6 30. Rxg3 Bxg3 31. Bf5+ Kb8 32. Qd4 h2+ 33. Kh1 Bf4 34. exf4 c5 35. Qe5+ Ka8 36. Qe3 Rxd5 37. Be4 Rdd8 38. Rf2 Rd1+ 39. Ne1 Qe6 40. f5 Qf6 41. Qe2 Qa1 *", + "Moves": "e2a6 a8b8 a6b7", + "MovesSAN": "Qxa6+ Kb8 Qxb7#", + "Themes": "mate mateIn2 middlegame pin queensideAttack short" + }, + { + "FEN": "2r1r1k1/p1q2ppN/1p5p/3b4/5n2/4Q3/P4PPP/1B1RR1K1 w - - 2 23", + "PGN": "1. d4 e6 2. c4 d5 3. Nc3 Nf6 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 c5 7. Nf3 cxd4 8. cxd4 Bb4+ 9. Bd2 Bxd2+ 10. Qxd2 O-O 11. Bd3 Nc6 12. Bc2 Ne7 13. O-O b6 14. Rad1 Bb7 15. Rfe1 Rc8 16. Qd3 Qc7 17. Bb1 Ng6 18. d5 Nf4 19. Qe3 exd5 20. exd5 Bxd5 21. Ng5 h6 22. Nh7 Rfe8 *", + "Moves": "e3e8 c8e8 e1e8", + "MovesSAN": "Qxe8+ Rxe8 Rxe8#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "2rr2k1/1b1q1pb1/p1n2n1p/1pB3p1/4N3/1P1Q1P2/P5PP/1BR2RK1 w - - 0 30", + "PGN": "1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d5 5. cxd5 O-O 6. f3 c6 7. dxc6 Nxc6 8. Be3 a6 9. Bc4 e6 10. Nge2 b5 11. Bb3 Bb7 12. O-O Rc8 13. Rc1 Na5 14. Bg5 h6 15. Bh4 g5 16. Bf2 Nh5 17. e5 Qe7 18. Bc2 Rfd8 19. Qd3 Kf8 20. b3 Bxe5 21. Qh7 Bg7 22. Ng3 Nf6 23. Qd3 Qc7 24. Bb1 Nc6 25. Nge4 Nh5 26. d5 exd5 27. Nxd5 Qd7 28. Bc5+ Kg8 29. Ndf6+ Nxf6 *", + "Moves": "e4f6 g7f6 d3h7", + "MovesSAN": "Nxf6+ Bxf6 Qh7#", + "Themes": "clearance kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "2r5/3k1p1p/5B2/3b4/1P6/3R2P1/5P1P/6K1 b - - 2 28", + "PGN": "1. e4 e6 2. Nf3 c5 3. d4 d5 4. dxc5 Bxc5 5. exd5 exd5 6. Nc3 d4 7. Ne4 Bb4+ 8. c3 dxc3 9. Qxd8+ Kxd8 10. Nxc3 Nf6 11. Be2 Re8 12. Be3 Bxc3+ 13. bxc3 Nc6 14. O-O Re7 15. Bg5 Ke8 16. Bxf6 Rxe2 17. Bxg7 Bf5 18. Rfe1 Rxe1+ 19. Rxe1+ Kd7 20. Ne5+ Nxe5 21. Rxe5 Be6 22. Bf6 Rc8 23. Re3 b5 24. a3 a5 25. g3 b4 26. cxb4 axb4 27. axb4 Bd5 28. Rd3 *", + "Moves": "c8c1 d3d1 c1d1", + "MovesSAN": "Rc1+ Rd1 Rxd1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "4r1k1/1p3p2/1Q5p/6p1/3N4/2P2qPP/PP3P2/3r1RK1 b - - 2 27", + "PGN": "1. Nf3 d5 2. g3 c5 3. Bg2 Nf6 4. O-O e6 5. d4 cxd4 6. Nxd4 Bc5 7. Nb3 Bb6 8. Bg5 O-O 9. e4 h6 10. Bxf6 Qxf6 11. c3 Nc6 12. exd5 exd5 13. Qxd5 Rd8 14. Qf3 Qg6 15. Na3 Bg4 16. Qe4 Qh5 17. Nc4 Re8 18. Qf4 g5 19. Qd6 Rad8 20. Qa3 Be2 21. Nxb6 Bxf1 22. Rxf1 axb6 23. h3 Ne5 24. Qb4 Nf3+ 25. Bxf3 Qxf3 26. Qxb6 Rd1 27. Nd4 *", + "Moves": "d1f1 g1f1 f3h1", + "MovesSAN": "Rxf1+ Kxf1 Qh1#", + "Themes": "attraction endgame mate mateIn2 short" + }, + { + "FEN": "r5k1/p2rBp1p/1p6/5R2/3P4/1P5P/P5K1/8 w - - 2 32", + "PGN": "1. e4 d6 2. d4 g6 3. Bd3 Bg7 4. Ne2 c6 5. O-O Nd7 6. c3 Ngf6 7. f4 O-O 8. e5 dxe5 9. fxe5 Ng4 10. h3 Nh6 11. Nd2 c5 12. Nf3 cxd4 13. cxd4 Qb6 14. Kh1 e6 15. b3 Nf5 16. Bxf5 exf5 17. Ba3 Rd8 18. Rc1 Nxe5 19. Nxe5 Bxe5 20. Bc5 Qf6 21. Qc2 Bd6 22. Nf4 Bxf4 23. Rxf4 Bd7 24. Rcf1 Bc6 25. Qf2 Qe6 26. Qg3 Qd5 27. Rxf5 Qxg2+ 28. Qxg2 Bxg2+ 29. Kxg2 gxf5 30. Rxf5 b6 31. Be7 Rd7 *", + "Moves": "f5g5 g8h8 e7f6", + "MovesSAN": "Rg5+ Kh8 Bf6#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "2b2rk1/p1Q3p1/1p2p2p/3pN3/3P3P/2P4q/PP5R/R6K b - - 3 35", + "PGN": "1. d4 Nf6 2. Nf3 e6 3. Bf4 d5 4. h3 b6 5. e3 Bb7 6. Bd3 Nbd7 7. O-O c5 8. c3 c4 9. Bc2 Be7 10. Ne5 Bd6 11. Nxf7 Kxf7 12. Bxd6 Re8 13. Be5 Kg8 14. Qf3 Rf8 15. Qg3 Nh5 16. Qg4 Nxe5 17. Qxh5 Nd3 18. Bxd3 cxd3 19. Nd2 Ba6 20. Rfd1 Qf6 21. Nf3 Rf7 22. Qe5 Qg6 23. Ng5 Re7 24. h4 h6 25. Nh3 Rf7 26. Nf4 Qg4 27. g3 Raf8 28. Rd2 Bc8 29. Nxd3 Rf5 30. Qc7 Rf3 31. Ne5 Rxg3+ 32. fxg3 Qxg3+ 33. Rg2 Qxe3+ 34. Kh1 Qh3+ 35. Rh2 *", + "Moves": "f8f1 a1f1 h3f1", + "MovesSAN": "Rf1+ Rxf1 Qxf1#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "6Q1/8/8/1p3R2/1k3p2/5P2/p4K2/2r5 b - - 0 47", + "PGN": "1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Nf3 Bg7 5. Be3 c6 6. Bd3 b5 7. a3 Nbd7 8. O-O Bb7 9. Qd2 O-O 10. Bh6 c5 11. Bxg7 Kxg7 12. dxc5 Nxc5 13. Rfe1 a6 14. b4 Nxd3 15. cxd3 Qb6 16. Rac1 Rac8 17. Ne2 h6 18. Nf4 Ng4 19. h3 Ne5 20. Nxe5 dxe5 21. Nd5 Bxd5 22. exd5 Qd4 23. Rxc8 Rxc8 24. Qe3 Qxd5 25. Qxe5+ Qxe5 26. Rxe5 Rc3 27. Rxe7 Rxd3 28. Ra7 Rxa3 29. f3 g5 30. Kf2 Kg6 31. Kg3 f5 32. Kf2 h5 33. g4 hxg4 34. hxg4 f4 35. Rd7 Ra2+ 36. Kf1 Kf6 37. Rd4 Ke5 38. Re4+ Kd5 39. Re8 Kc4 40. Rg8 Kxb4 41. Rxg5 a5 42. Rf5 a4 43. g5 a3 44. g6 Ra1+ 45. Kf2 a2 46. g7 Rc1 47. g8=Q *", + "Moves": "c1c2 f2e1 a2a1q", + "MovesSAN": "Rc2+ Ke1 a1=Q#", + "Themes": "advancedPawn endgame mate mateIn2 promotion queenRookEndgame short" + }, + { + "FEN": "R7/6kp/4K1p1/2B4r/3b4/8/8/8 w - - 12 60", + "PGN": "1. e4 g6 2. d4 Bg7 3. f4 d6 4. Nf3 Nf6 5. Nc3 O-O 6. h3 c5 7. e5 dxe5 8. fxe5 Nfd7 9. e6 fxe6 10. Bc4 Nb6 11. Be2 cxd4 12. Ne4 Nc6 13. O-O e5 14. a4 a5 15. c4 dxc3 16. Qb3+ Qd5 17. Qxd5+ Nxd5 18. Bc4 e6 19. Nxc3 Nxc3 20. bxc3 e4 21. Ng5 Rxf1+ 22. Kxf1 Bxc3 23. Ra2 Bf6 24. Nxe6 Bxe6 25. Bxe6+ Kg7 26. Be3 Nb4 27. Re2 Rd8 28. g3 Rd1+ 29. Kg2 Ra1 30. Bd7 Nd5 31. Bc5 Rc1 32. Ba3 Rc7 33. Bb5 Nc3 34. Re3 Nxb5 35. axb5 Rc4 36. Bd6 Kf7 37. Ra3 b6 38. Bb8 Rb4 39. Re3 Rxb5 40. Rxe4 Rd5 41. Rc4 b5 42. Rc7+ Ke6 43. Rc6+ Ke7 44. Rb6 b4 45. Ra6 Rd2+ 46. Kf3 Rd3+ 47. Ke4 Ra3 48. Bc7 a4 49. Ra7 Kf7 50. Bd6+ Ke6 51. Bxb4 Rxg3 52. Ra6+ Kf7 53. Rxa4 Rxh3 54. Ra7+ Kg8 55. Kd5 Rh5+ 56. Ke6 Bd4 57. Ra8+ Kg7 58. Bf8+ Kg8 59. Bc5+ Kg7 *", + "Moves": "c5f8 g7h8 f8h6", + "MovesSAN": "Bf8+ Kh8 Bh6#", + "Themes": "discoveredAttack endgame master mate mateIn2 short" + }, + { + "FEN": "2r3k1/pp1q3p/4p1pQ/4B3/1nB1p3/1P6/P4PPP/6K1 w - - 0 30", + "PGN": "1. Nf3 d5 2. b3 c5 3. e3 Nc6 4. Bb2 Qc7 5. d4 e6 6. Be2 Nf6 7. O-O cxd4 8. Nxd4 Nxd4 9. Bxd4 Be7 10. c4 dxc4 11. Bxc4 O-O 12. Nd2 Rd8 13. Nf3 Nd5 14. Qe2 Bf6 15. Rac1 Qe7 16. Ne5 Nb6 17. Bd3 Bxe5 18. Bxe5 f6 19. Qh5 f5 20. Rc7 Rd7 21. Rfc1 g6 22. Qh6 Qf8 23. Qg5 Nd5 24. Rxd7 Bxd7 25. e4 Nb4 26. Bc4 Rc8 27. Rd1 Qf7 28. Qh6 fxe4 29. Rxd7 Qxd7 *", + "Moves": "c4e6 d7e6 h6g7", + "MovesSAN": "Bxe6+ Qxe6 Qg7#", + "Themes": "endgame mate mateIn2 sacrifice short" + }, + { + "FEN": "8/8/2R4p/5ppk/7P/5P1K/4r1P1/8 w - - 0 40", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 h6 5. Nxd4 d6 6. Nxc6 bxc6 7. O-O Nf6 8. Nc3 Be7 9. Bf4 O-O 10. Qe2 Bg4 11. f3 Bh5 12. Rad1 Qb8 13. b3 Qb4 14. Qe3 d5 15. exd5 Bc5 16. Rd4 Bxd4 17. Qxd4 cxd5 18. Nxd5 Nxd5 19. Qxd5 Bg6 20. Bxc7 Rac8 21. Bd6 Qc3 22. Bxf8 Rxf8 23. Bd3 Bxd3 24. Qxd3 Qc5+ 25. Kh1 Rc8 26. c4 a5 27. Qd5 Qa3 28. Qd2 a4 29. bxa4 Qxa4 30. Re1 Qxc4 31. h3 Ra8 32. Re4 Qxa2 33. Qxa2 Rxa2 34. Kh2 Kh7 35. Kg3 Kg6 36. h4 f5 37. Rc4 Re2 38. Rc6+ Kh5 39. Kh3 g5 *", + "Moves": "g2g4 f5g4 f3g4", + "MovesSAN": "g4+ fxg4+ fxg4#", + "Themes": "endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "4r2k/2R5/R7/3r4/8/6P1/PP3PP1/6K1 b - - 0 33", + "PGN": "1. d4 d5 2. Bf4 Bf5 3. e3 a6 4. Nd2 e6 5. c4 dxc4 6. Bxc4 Nf6 7. Ngf3 b5 8. Bb3 Ne4 9. Nxe4 Bxe4 10. O-O Bd6 11. Bg3 O-O 12. Rc1 Bd5 13. Bc2 f5 14. Ne5 Nc6 15. Nxc6 Bxc6 16. Bxf5 Bd5 17. Bd3 Qe7 18. Qc2 g6 19. e4 Bxg3 20. hxg3 Bc4 21. Bxc4 bxc4 22. Qxc4 Rfc8 23. Rfe1 Kh8 24. d5 exd5 25. exd5 Qg7 26. Qc3 Qxc3 27. Rxc3 Rd8 28. Rxc7 Rxd5 29. Ree7 Rad8 30. Rxh7+ Kg8 31. Rhg7+ Kh8 32. Rxg6 Re8 33. Rxa6 *", + "Moves": "e8e1 g1h2 d5h5", + "MovesSAN": "Re1+ Kh2 Rh5#", + "Themes": "endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "8/8/Q7/1pk1p3/3qP3/3P4/PPP5/2KN1r2 b - - 0 39", + "PGN": "1. e4 d6 2. Nf3 Nf6 3. Nc3 g6 4. d3 Bg7 5. Bd2 O-O 6. Be2 e5 7. Qc1 Nc6 8. Bg5 Bg4 9. h3 Bxf3 10. Bxf3 Nd4 11. Nd5 Nxf3+ 12. gxf3 c6 13. Nc3 a6 14. f4 b5 15. fxe5 dxe5 16. h4 h5 17. Rg1 Qd4 18. Bxf6 Bxf6 19. Qh6 Bxh4 20. O-O-O Bxf2 21. Rxg6+ fxg6 22. Qxg6+ Kh8 23. Rh1 h4 24. Nd1 Bg3 25. Qxg3 Rf4 26. Rxh4+ Rxh4 27. Qxh4+ Kg7 28. Qe7+ Kg6 29. Qe6+ Kg7 30. Qxc6 Rf8 31. Qc7+ Rf7 32. Qc8 Rf1 33. Qg4+ Kf6 34. Qh4+ Kg7 35. Qg5+ Kf8 36. Qh6+ Ke7 37. Qh7+ Kd6 38. Qg6+ Kc5 39. Qxa6 *", + "Moves": "d4e3 c1b1 f1d1", + "MovesSAN": "Qe3+ Kb1 Rxd1#", + "Themes": "backRankMate deflection endgame mate mateIn2 pin short" + }, + { + "FEN": "6k1/5p2/b3p1nQ/pp1pP1N1/3q2P1/1P5P/P4P2/6K1 w - - 0 30", + "PGN": "1. e4 e6 2. Nf3 d5 3. e5 c5 4. d4 Nc6 5. c3 Nge7 6. Bb5 a6 7. Bxc6+ Nxc6 8. O-O Be7 9. Re1 O-O 10. Be3 cxd4 11. cxd4 b5 12. Nbd2 Bb7 13. h3 Re8 14. Nb3 Rc8 15. Rc1 Qb6 16. Qd2 a5 17. Nc5 Bxc5 18. Rxc5 Nb4 19. Rxc8 Rxc8 20. b3 Nc6 21. Rc1 Ne7 22. Rxc8+ Bxc8 23. Ng5 h6 24. Nf3 Nf5 25. Bf4 Ba6 26. g4 Ne7 27. Bxh6 gxh6 28. Qxh6 Ng6 29. Ng5 Qxd4 *", + "Moves": "h6h7 g8f8 h7f7", + "MovesSAN": "Qh7+ Kf8 Qxf7#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "6k1/2R5/6K1/5p2/5P1p/8/8/4r3 w - - 0 69", + "PGN": "1. e4 d6 2. Nf3 Nf6 3. Bc4 Nxe4 4. O-O g6 5. Re1 Nf6 6. d3 Bg7 7. Bg5 O-O 8. Nc3 Nbd7 9. Qe2 e6 10. a3 Nc5 11. b4 Na6 12. Bxa6 bxa6 13. Ne4 Bb7 14. c4 h6 15. Bxf6 Bxf6 16. Nxf6+ Qxf6 17. Rac1 Rae8 18. Qe3 Kg7 19. c5 dxc5 20. Rxc5 Bxf3 21. Qxf3 Qxf3 22. gxf3 Re7 23. Rec1 Rd7 24. R1c3 Rfd8 25. Rxc7 Rxc7 26. Rxc7 Rxd3 27. Rxa7 Rxa3 28. Kg2 Rb3 29. Rb7 a5 30. b5 a4 31. b6 a3 32. Ra7 Rxb6 33. Rxa3 h5 34. h4 Rb4 35. Kg3 Kf6 36. Ra5 Rd4 37. Rc5 Rd5 38. Rc4 e5 39. f4 Rd3+ 40. f3 exf4+ 41. Kxf4 Rd5 42. Rc6+ Kg7 43. Ke4 Rf5 44. Rc7 Kf6 45. Rc6+ Kg7 46. Rc7 Rf6 47. f4 Re6+ 48. Kf3 Kf6 49. Rc5 Rd6 50. Ke3 Re6+ 51. Kf3 Rb6 52. Rc4 Kg7 53. Ke4 f6 54. Rc7+ Kh6 55. Rc5 Rb4+ 56. Kf3 Rb3+ 57. Ke4 Rb1 58. Kf3 Rh1 59. Kg3 Rg1+ 60. Kf3 Rg4 61. Rc6 Kg7 62. Rc7+ Kf8 63. Ke4 Rxh4 64. Rh7 f5+ 65. Ke5 Kg8 66. Rc7 Rh1 67. Kf6 Re1 68. Kxg6 h4 *", + "Moves": "c7c8 e1e8 c8e8", + "MovesSAN": "Rc8+ Re8 Rxe8#", + "Themes": "endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "2brk3/ppp5/2p4p/2N1N1pn/PP2P3/5P2/2P2RPP/3R3K b - - 0 23", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 f6 4. dxe5 fxe5 5. Bb5 Nf6 6. Nc3 Bb4 7. Bxc6 dxc6 8. Qxd8+ Kxd8 9. Nxe5 Rf8 10. f3 Be6 11. O-O Bc5+ 12. Kh1 Nh5 13. Bg5+ Ke8 14. Na4 Bd4 15. Nd3 h6 16. Bh4 g5 17. Bf2 Bxf2 18. Rxf2 Rd8 19. Nac5 Bc8 20. Ne5 Rf6 21. a4 Rfd6 22. b4 Rd1+ 23. Rxd1 *", + "Moves": "d8d1 f2f1 d1f1", + "MovesSAN": "Rxd1+ Rf1 Rxf1#", + "Themes": "backRankMate mate mateIn2 middlegame short" + }, + { + "FEN": "5rk1/p2n1ppp/8/1PpQP3/7N/6P1/PP1R1qBP/7K b - - 0 24", + "PGN": "1. Nf3 c5 2. d3 d5 3. Nbd2 b6 4. g3 Bb7 5. Bg2 e6 6. O-O Bd6 7. Re1 Nf6 8. e4 e5 9. Nh4 d4 10. Nc4 b5 11. Nxd6+ Qxd6 12. f4 exf4 13. Bxf4 Qd7 14. e5 Nd5 15. Qf3 O-O 16. c4 Nxf4 17. Qxb7 Nxd3 18. Qxa8 Nxe1 19. Rxe1 d3 20. cxb5 d2 21. Rd1 Qd4+ 22. Kh1 Nd7 23. Qd5 Qf2 24. Rxd2 *", + "Moves": "f2e1 g2f1 e1f1", + "MovesSAN": "Qe1+ Bf1 Qxf1#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "r1bqk1r1/pp1pnpbp/4p1p1/1N6/2BpP3/3P1Q2/PPP2PPP/R3K1NR w KQq - 0 10", + "PGN": "1. e4 c5 2. Nc3 Nc6 3. Bc4 e6 4. d3 Nge7 5. Bg5 g6 6. Bf6 Rg8 7. Nb5 Bg7 8. Qf3 Nd4 9. Bxd4 cxd4 *", + "Moves": "b5d6 e8f8 f3f7", + "MovesSAN": "Nd6+ Kf8 Qxf7#", + "Themes": "mate mateIn2 opening short" + }, + { + "FEN": "r2qr1kb/pp3p2/2pp2nB/3Qn1Np/2B1P1bP/2N5/PPP3P1/2KR3R w - - 0 19", + "PGN": "1. e4 d6 2. d4 g6 3. Be3 Bg7 4. Qd2 Bg4 5. f3 Bd7 6. Nc3 h5 7. h4 e5 8. dxe5 Bxe5 9. O-O-O Ne7 10. f4 Bg7 11. Bd3 O-O 12. f5 Bh8 13. Bh6 Re8 14. Bc4 Nbc6 15. fxg6 Nxg6 16. Nf3 Bg4 17. Ng5 Nce5 18. Qd5 c6 *", + "Moves": "d5f7 e5f7 c4f7", + "MovesSAN": "Qxf7+ Nxf7 Bxf7#", + "Themes": "kingsideAttack mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "r4r1k/ppp1R3/7p/1Q6/2Bp2b1/2q2P2/P5P1/6K1 w - - 0 26", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. O-O Nf6 5. Re1 O-O 6. c3 h6 7. d4 exd4 8. e5 Ng4 9. cxd4 Bb6 10. h3 d5 11. Bf1 f5 12. hxg4 fxg4 13. Nh2 Bxd4 14. Be3 Bxb2 15. Nd2 Bxa1 16. Qxa1 d4 17. Bc4+ Kh8 18. Bxh6 gxh6 19. e6 Qf6 20. Nxg4 Qf4 21. e7 Nxe7 22. f3 Qxd2 23. Rxe7 Qc3 24. Qb1 Bf5 25. Qb5 Bxg4 *", + "Moves": "b5e5 f8f6 e5f6", + "MovesSAN": "Qe5+ Rf6 Qxf6#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "3r2k1/5ppp/2Q1p3/8/P7/3R4/5PPP/q2B2K1 b - - 1 25", + "PGN": "1. Nf3 c6 2. e3 d5 3. d4 Bg4 4. Be2 Bxf3 5. Bxf3 Nf6 6. O-O e6 7. b3 Bd6 8. Bb2 O-O 9. Nd2 Nbd7 10. c4 dxc4 11. Nxc4 Nb6 12. Nxd6 Qxd6 13. a4 Nbd5 14. Qd2 a5 15. e4 Nb4 16. e5 Qd8 17. exf6 Qxf6 18. Bc3 Rfd8 19. Bxb4 axb4 20. Qxb4 Qxd4 21. Qxb7 Rab8 22. Qxc6 Rxb3 23. Rfd1 Rd3 24. Rxd3 Qxa1+ 25. Bd1 *", + "Moves": "a1d1 d3d1 d8d1", + "MovesSAN": "Qxd1+ Rxd1 Rxd1#", + "Themes": "backRankMate endgame mate mateIn2 short xRayAttack" + }, + { + "FEN": "8/1k1P4/p6p/2Q5/5q2/4p3/6PP/6K1 b - - 0 35", + "PGN": "1. e4 e6 2. d4 d6 3. Nf3 h6 4. Nc3 a6 5. Be2 b6 6. Be3 Bb7 7. d5 e5 8. O-O g5 9. Nd2 Nd7 10. b4 Qf6 11. Bh5 Qg7 12. Ne2 Ngf6 13. Ng3 O-O-O 14. Nf5 Qg8 15. c4 g4 16. Bxf7 Qxf7 17. a4 Kb8 18. a5 Nxe4 19. Nxe4 Qxf5 20. f3 Bg7 21. axb6 cxb6 22. Nxd6 Qg6 23. c5 bxc5 24. Nxb7 e4 25. Nxd8 Bxa1 26. Qxa1 Rxd8 27. Bf4+ Ka7 28. fxg4 Qxg4 29. bxc5 Nxc5 30. Qd4 Rc8 31. Rc1 Qxf4 32. Rxc5 Rxc5 33. Qxc5+ Kb7 34. d6 e3 35. d7 *", + "Moves": "f4f2 g1h1 f2e1", + "MovesSAN": "Qf2+ Kh1 Qe1#", + "Themes": "backRankMate endgame mate mateIn2 queenEndgame short" + }, + { + "FEN": "6k1/1p1r1ppp/4p3/8/5P2/4K1P1/7n/1RR5 w - - 0 33", + "PGN": "1. d4 Nf6 2. Bf4 c5 3. e3 Qb6 4. Na3 Qb4+ 5. c3 Qxb2 6. Nb5 Nd5 7. Rb1 Qxa2 8. Ra1 Qb2 9. Qc1 Qxc1+ 10. Rxc1 a6 11. c4 axb5 12. cxd5 c4 13. Nf3 e6 14. dxe6 Bb4+ 15. Kd1 dxe6 16. Ne5 O-O 17. Rb1 Bd6 18. Nxc4 Bxf4 19. Nb6 Ra6 20. Nxc8 Rxc8 21. exf4 Rd6 22. Bxb5 Rxd4+ 23. Ke2 Rxf4 24. Ke3 Rf5 25. Be2 Rc7 26. f4 Nc6 27. g3 Rd5 28. Rhc1 Rcd7 29. Bf3 Rd3+ 30. Ke2 Nd4+ 31. Kxd3 Nxf3+ 32. Ke3 Nxh2 *", + "Moves": "c1c8 d7d8 c8d8", + "MovesSAN": "Rc8+ Rd8 Rxd8#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "4r1k1/ppp2p1p/6p1/7r/5q2/1PQB1P2/P1P2PRP/2R2K2 b - - 12 26", + "PGN": "1. e4 Nf6 2. d3 e5 3. Nf3 d5 4. exd5 Nxd5 5. Be2 Nc6 6. Bd2 Be6 7. Nc3 g6 8. Nxd5 Bxd5 9. O-O Bg7 10. Rb1 O-O 11. b3 e4 12. dxe4 Bxe4 13. Qc1 Nb4 14. Bxb4 Re8 15. Ba3 Qd5 16. Bb2 Bxb2 17. Qxb2 Qc5 18. Rbc1 Bc6 19. Bd3 Bxf3 20. gxf3 Qg5+ 21. Kh1 Qf4 22. Kg2 Re5 23. Rg1 Rg5+ 24. Kf1 Rh5 25. Rg2 Re8 26. Qc3 *", + "Moves": "f4c1 c3e1 e8e1", + "MovesSAN": "Qxc1+ Qe1 Rxe1#", + "Themes": "hangingPiece mate mateIn2 middlegame short" + }, + { + "FEN": "r4r2/2q2pk1/1p2p1p1/3pN3/3P1Q1P/pPP5/P4P2/2KR2R1 b - - 0 28", + "PGN": "1. d4 d5 2. Nf3 Nc6 3. h3 e6 4. Bf4 Nf6 5. c3 a6 6. Nbd2 Bd6 7. Bxd6 Qxd6 8. Qc2 h6 9. e3 b6 10. Qa4 Bd7 11. Qb3 Na5 12. Qc2 O-O 13. Ne5 Bb5 14. g4 Bxf1 15. Rxf1 c5 16. Ndf3 cxd4 17. exd4 Nc4 18. g5 hxg5 19. Nxg5 g6 20. Ngf3 Nh5 21. O-O-O a5 22. Rg1 Nxe5 23. Nxe5 Kg7 24. Qe2 Nf4 25. Qg4 a4 26. Qxf4 a3 27. b3 Qc7 28. h4 *", + "Moves": "c7c3 c1b1 c3b2", + "MovesSAN": "Qxc3+ Kb1 Qb2#", + "Themes": "mate mateIn2 middlegame queensideAttack short" + }, + { + "FEN": "3Q4/6pk/5P2/7K/P3B2P/1P4q1/8/8 b - - 0 63", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd8 4. Bc4 Nf6 5. d3 e6 6. Nf3 Bb4 7. Bd2 Bxc3 8. Bxc3 O-O 9. O-O c6 10. Bb3 a5 11. a3 b5 12. h4 Bb7 13. Ng5 a4 14. Ba2 h6 15. Bxf6 Qxf6 16. Ne4 Qd8 17. Qh5 Nd7 18. Rad1 Nf6 19. Nxf6+ Qxf6 20. Rde1 Rfe8 21. Re3 e5 22. Rf3 Qd6 23. Rxf7 Kh8 24. Rxb7 c5 25. Ra7 c4 26. Rxa8 Rxa8 27. dxc4 bxc4 28. Bxc4 Rf8 29. b3 axb3 30. cxb3 e4 31. Rd1 Qf6 32. Rd2 e3 33. fxe3 Qa1+ 34. Kh2 Qf6 35. Rd4 Qe7 36. Rf4 Qc7 37. g3 Rxf4 38. exf4 Qd8 39. a4 Qd2+ 40. Kh3 Qd7+ 41. f5 Qc8 42. Be6 Qa8 43. Qf7 Qh1+ 44. Kg4 Qd1+ 45. Kh3 Qh1+ 46. Kg4 Qd1+ 47. Kf4 Qd2+ 48. Ke5 Qe3+ 49. Kd6 Qd4+ 50. Bd5 Qb6+ 51. Ke7 Qc5+ 52. Kd7 Qa7+ 53. Kd6 Qb6+ 54. Ke5 Qe3+ 55. Be4 Qc5+ 56. Qd5 Qe7+ 57. Kf4 Qc7+ 58. Qe5 Qd8 59. Qd5 Qc7+ 60. Kg4 h5+ 61. Kxh5 Qxg3 62. Qd8+ Kh7 63. f6+ *", + "Moves": "g7g6 e4g6 g3g6", + "MovesSAN": "g6+ Bxg6+ Qxg6#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "6k1/1R6/6K1/p5p1/1P6/P7/4r3/8 w - - 0 39", + "PGN": "1. e4 a6 2. d4 h6 3. c4 d6 4. Nc3 e6 5. Bd3 Nf6 6. Nge2 e5 7. dxe5 dxe5 8. Nd5 Bd6 9. O-O O-O 10. Qb3 Nxd5 11. cxd5 Nd7 12. Ng3 Nc5 13. Qc2 Nxd3 14. Qxd3 Qf6 15. Be3 Qg6 16. Rac1 Qg4 17. Nf5 Bxf5 18. exf5 f6 19. Rc4 Qh5 20. Bc5 e4 21. Qh3 Qxh3 22. gxh3 Bxc5 23. Rxc5 Rad8 24. Rxc7 Rxd5 25. Rxb7 Rxf5 26. Re1 Re8 27. h4 Ra5 28. a3 Rae5 29. Kg2 a5 30. Kg3 g5 31. hxg5 fxg5 32. Kg4 R8e6 33. b4 Rf6 34. Kh5 Rxf2 35. Kxh6 Rxh2+ 36. Kg6 Re8 37. Rxe4 Re2 38. Rxe2 Rxe2 *", + "Moves": "b7b8 e2e8 b8e8", + "MovesSAN": "Rb8+ Re8 Rxe8#", + "Themes": "endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "8/8/3p1np1/b1p1p3/2P1PkP1/3P3K/1B6/3B4 w - - 0 53", + "PGN": "1. e4 g6 2. Nf3 Bg7 3. d3 c6 4. c3 d6 5. Be2 Qc7 6. Nbd2 Bg4 7. Nc4 Nd7 8. Ne3 Bxf3 9. Bxf3 Ngf6 10. Bd2 O-O 11. O-O Ne5 12. Be2 b5 13. Qc1 h5 14. f4 Neg4 15. f5 Nxe3 16. Bxe3 Kh7 17. fxg6+ fxg6 18. Qd2 e5 19. h3 Qd7 20. Qe1 a5 21. Qg3 c5 22. Qg5 b4 23. c4 Rf7 24. Rf2 Raf8 25. Raf1 a4 26. Qh4 Kg8 27. Qg5 Kh7 28. g4 hxg4 29. hxg4 Bh8 30. Rh2+ Kg8 31. Rff2 Rh7 32. Rh6 Rxh6 33. Qxh6 Qg7 34. Rh2 Qxh6 35. Bxh6 Rf7 36. Bg5 Bg7 37. Rf2 Nh7 38. Rxf7 Kxf7 39. Bd2 Bf6 40. Bd1 a3 41. bxa3 bxa3 42. Bc1 Bg5 43. Bxa3 Bd2 44. Bb2 Kf6 45. Kg2 Kg5 46. Kf3 Nf6 47. Kg3 Bf4+ 48. Kh3 Bd2 49. Kg3 Bf4+ 50. Kh3 Bd2 51. a4 Kf4 52. a5 Bxa5 *", + "Moves": "b2c1 a5d2 c1d2", + "MovesSAN": "Bc1+ Bd2 Bxd2#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r3k2r/ppp2ppp/4p3/2q1P3/2Pb1P2/1P1P4/P2BQ1PP/2KR3R b kq - 0 17", + "PGN": "1. e4 d5 2. e5 d4 3. d3 Qd5 4. f4 Nc6 5. Be2 e6 6. Bf3 Qb5 7. Ne2 Bd7 8. Bxc6 Bxc6 9. Nxd4 Qd5 10. Nxc6 Qxc6 11. Qe2 Bc5 12. Nc3 Bd4 13. Bd2 Ne7 14. O-O-O Nd5 15. Nxd5 Qxd5 16. b3 Qc5 17. c4 *", + "Moves": "c5a3 c1b1 a3b2", + "MovesSAN": "Qa3+ Kb1 Qb2#", + "Themes": "mate mateIn2 middlegame queensideAttack short" + }, + { + "FEN": "r1qr4/4b1pk/p1p1b2p/1p2pP1Q/4P3/2P3R1/PP1N2P1/R5K1 w - - 0 27", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d3 b5 6. Bb3 Be7 7. Bg5 d6 8. Nbd2 O-O 9. O-O h6 10. Be3 Re8 11. h3 Bf8 12. Nh2 Bd7 13. f4 Qc8 14. f5 Ne7 15. c3 c6 16. Rf3 d5 17. Rg3 Kh7 18. Ng4 Nxg4 19. hxg4 dxe4 20. dxe4 f6 21. Bf7 Rd8 22. g5 fxg5 23. Bxg5 Be8 24. Be6 Bd7 25. Qh5 Bxe6 26. Bxe7 Bxe7 *", + "Moves": "h5g6 h7h8 g6g7", + "MovesSAN": "Qg6+ Kh8 Qxg7#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "2kr1b1r/ppp2ppp/4pn2/2N5/8/5B2/PPP1qPPP/R2R2K1 w - - 0 15", + "PGN": "1. e4 d5 2. exd5 Nf6 3. Nf3 Bg4 4. Be2 Qxd5 5. O-O Nc6 6. Nc3 Qd7 7. d4 Bxf3 8. Bxf3 O-O-O 9. Be3 Nxd4 10. Bxd4 Qxd4 11. Qe2 e6 12. Rfd1 Qb6 13. Na4 Qa6 14. Nc5 Qxe2 *", + "Moves": "f3b7 c8b8 d1d8", + "MovesSAN": "Bxb7+ Kb8 Rxd8#", + "Themes": "deflection mate mateIn2 middlegame queensideAttack short" + }, + { + "FEN": "4r1k1/ppq1rppp/8/8/1P1R2Q1/P6P/5PP1/3R2K1 b - - 2 26", + "PGN": "1. e4 c6 2. c4 d5 3. cxd5 cxd5 4. exd5 Nf6 5. Nc3 Nxd5 6. Nf3 Bg4 7. Be2 Nc6 8. O-O e6 9. h3 Bh5 10. d4 Be7 11. Be3 Qb6 12. Rb1 Bxf3 13. Bxf3 Rd8 14. Nxd5 exd5 15. Re1 O-O 16. a3 Bf6 17. b4 Bxd4 18. Qb3 Bxe3 19. Rxe3 d4 20. Re4 Rfe8 21. Rf4 Re7 22. Rd1 Qc7 23. Rg4 Ne5 24. Rgxd4 Nxf3+ 25. Qxf3 Rde8 26. Qg4 *", + "Moves": "e7e1 d1e1 e8e1", + "MovesSAN": "Re1+ Rxe1 Rxe1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r1b5/pp4pk/2pp3p/8/2Q1PP1q/3P1R2/PPP1n1PP/R1B4K b - - 2 17", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. O-O Nf6 5. d3 h6 6. Nc3 O-O 7. Nd5 Nxd5 8. Bxd5 Nd4 9. Nxe5 c6 10. Bxf7+ Rxf7 11. Nxf7 Kxf7 12. Qh5+ Kg8 13. Qxc5 Ne2+ 14. Kh1 d6 15. Qc4+ Kh7 16. f4 Qh4 17. Rf3 *", + "Moves": "h4e1 f3f1 e1f1", + "MovesSAN": "Qe1+ Rf1 Qxf1#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "5rk1/ppp3pp/1b1p4/3PB3/8/PP6/2R1BrPP/5R1K b - - 1 21", + "PGN": "1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. Nf3 Bc5 5. e3 Nc6 6. Qd5 Qe7 7. Nc3 Ngxe5 8. Nxe5 Qxe5 9. Be2 d6 10. Qxe5+ Nxe5 11. O-O Be6 12. b3 O-O 13. Bb2 f5 14. Nd5 Rf7 15. a3 Bxd5 16. cxd5 f4 17. exf4 Rxf4 18. Rac1 Bb6 19. Rc2 Raf8 20. Bxe5 Rxf2 21. Kh1 *", + "Moves": "f2f1 e2f1 f8f1", + "MovesSAN": "Rxf1+ Bxf1 Rxf1#", + "Themes": "backRankMate mate mateIn2 middlegame short" + }, + { + "FEN": "2r3k1/1p3ppp/p3b3/8/2q2P2/P7/1P1R1P1P/K2R4 w - - 3 24", + "PGN": "1. e4 c5 2. c3 Nc6 3. d4 cxd4 4. cxd4 e5 5. dxe5 Bb4+ 6. Bd2 Qa5 7. Nc3 Nxe5 8. Nd5 Bxd2+ 9. Qxd2 Qd8 10. Nf3 Nxf3+ 11. gxf3 Nf6 12. Nxf6+ Qxf6 13. O-O-O O-O 14. Bb5 a6 15. Bxd7 Rd8 16. e5 Qxe5 17. Rhe1 Qc5+ 18. Kb1 Bxd7 19. f4 Bf5+ 20. Ka1 Rxd2 21. Rxd2 Rc8 22. a3 Be6 23. Red1 Qc4 *", + "Moves": "d2d8 c8d8 d1d8", + "MovesSAN": "Rd8+ Rxd8 Rxd8#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "1r1q1r2/2pb2k1/3p1p2/3B3R/3Q4/6P1/1P3P2/6K1 w - - 2 30", + "PGN": "1. c4 e5 2. g3 Nc6 3. Bg2 g6 4. Nc3 Bg7 5. Nf3 Nge7 6. O-O d6 7. d4 exd4 8. Nb5 O-O 9. Nfxd4 Nxd4 10. Nxd4 Rb8 11. Bg5 h6 12. Be3 a6 13. Qb3 b5 14. cxb5 axb5 15. a4 Ba6 16. axb5 Bxd4 17. Bxd4 Bxb5 18. Qe3 Nf5 19. Qf4 Nxd4 20. Qxd4 Bxe2 21. Rfe1 Bg4 22. h3 Be6 23. Bc6 Bxh3 24. Re4 Bf5 25. Rh4 h5 26. Ra5 Bd7 27. Raxh5 gxh5 28. Rxh5 f6 29. Bd5+ Kg7 *", + "Moves": "h5g5 g7h6 d4h4", + "MovesSAN": "Rg5+ Kh6 Qh4#", + "Themes": "mate mateIn2 middlegame pin short" + }, + { + "FEN": "r3k2r/pp4p1/2pbp3/4N2p/3Pp2q/5Q2/PPP2P2/R1B3K1 w kq - 0 19", + "PGN": "1. e4 c6 2. Nf3 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Bd3 e6 6. O-O Nf6 7. Nxf6+ Qxf6 8. Bxf5 Qxf5 9. Re1 Bd6 10. d4 Nd7 11. h3 Nf6 12. g4 Nxg4 13. hxg4 Qxg4+ 14. Kf1 f5 15. Ne5 Qh3+ 16. Kg1 h5 17. Qf3 Qh4 18. Re4 fxe4 *", + "Moves": "f3f7 e8d8 f7d7", + "MovesSAN": "Qf7+ Kd8 Qd7#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "4rk2/p4b2/1p1p1Q2/2p1n3/8/4B2P/q5P1/6K1 w - - 1 41", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nc3 b6 4. Nf3 Bb7 5. Qd3 Be7 6. e4 d6 7. h3 Nbd7 8. Be2 c5 9. d5 exd5 10. exd5 O-O 11. O-O Re8 12. Be3 Nf8 13. Rac1 N6d7 14. Ne4 Ng6 15. Bd1 Nde5 16. Nxe5 Nxe5 17. Qb3 Bf6 18. Bc2 h6 19. f4 Ng6 20. Qd3 Qe7 21. Rce1 Bxb2 22. Nc3 Bxc3 23. Qxc3 Qh4 24. Qd3 Re7 25. f5 Ne5 26. Qc3 Rae8 27. f6 gxf6 28. Bf2 Qxc4 29. Qg3+ Kh8 30. Be4 Bxd5 31. Qf4 Bxe4 32. Qxf6+ Kh7 33. Be3 Bg6 34. Rf4 Re6 35. Qh4 Qd5 36. Ref1 Qxa2 37. Rxf7+ Bxf7 38. Qxh6+ Kg8 39. Rf6 Rxf6 40. Qxf6 Kf8 *", + "Moves": "e3h6 f8g8 f6g7", + "MovesSAN": "Bh6+ Kg8 Qg7#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "rnb2rk1/ppp2ppp/8/3p4/1b1B4/1B3PN1/PP2NP1P/R2QnK1R b - - 0 15", + "PGN": "1. e4 e5 2. d4 exd4 3. c3 dxc3 4. Bc4 Nf6 5. Ne2 Bc5 6. Nbxc3 O-O 7. e5 Ng4 8. Ne4 Nxe5 9. Bb3 Bb4+ 10. Bd2 Nd3+ 11. Kf1 d5 12. N4g3 Qf6 13. Be3 Ne1 14. Bd4 Qf3 15. gxf3 *", + "Moves": "c8h3 f1g1 e1f3", + "MovesSAN": "Bh3+ Kg1 Nxf3#", + "Themes": "intermezzo mate mateIn2 opening short" + }, + { + "FEN": "r1b1r1k1/pp3ppp/5n2/q2p4/3Q4/PP1B1P2/1BP3PP/R1K4R b - - 6 17", + "PGN": "1. e3 e6 2. a3 d5 3. d4 Bd6 4. Nc3 c5 5. Nce2 cxd4 6. exd4 Nf6 7. f3 e5 8. b3 exd4 9. Nxd4 Be5 10. Nge2 Nc6 11. Bb2 O-O 12. Qd2 Bxd4 13. Nxd4 Nxd4 14. Qxd4 Re8+ 15. Kd1 Qc7 16. Bd3 Qa5 17. Kc1 *", + "Moves": "e8e1 h1e1 a5e1", + "MovesSAN": "Re1+ Rxe1 Qxe1#", + "Themes": "mate mateIn2 middlegame queensideAttack short" + }, + { + "FEN": "4r1k1/pp3pp1/2p4Q/3p4/3P1P2/2P3R1/PPq1r1PP/R5K1 b - - 0 25", + "PGN": "1. e4 e6 2. Nf3 d5 3. exd5 exd5 4. d4 Nf6 5. Bg5 Be7 6. Bd3 O-O 7. O-O c6 8. Nbd2 Bg4 9. Qe1 Re8 10. Qb1 Nbd7 11. c3 h6 12. Bh4 Qc7 13. Bg3 Bd6 14. Nh4 Bf4 15. Bxf4 Qxf4 16. Nf5 Bxf5 17. Bxf5 Qxd2 18. Bxd7 Nxd7 19. Qf5 Qg5 20. Qxd7 Re7 21. Qh3 Rae8 22. f4 Qg6 23. Rf3 Re2 24. Rg3 Qc2 25. Qxh6 *", + "Moves": "e2e1 a1e1 e8e1", + "MovesSAN": "Re1+ Rxe1 Rxe1#", + "Themes": "endgame kingsideAttack mate mateIn2 short" + }, + { + "FEN": "1rbk1b1r/1pqn2pp/p2pQ3/8/B4B2/8/PPP2PPP/RN4K1 w - - 0 15", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Bb5+ Nbd7 6. O-O Nxe4 7. Re1 Nc5 8. Nf5 Ne6 9. Qd5 a6 10. Ba4 Rb8 11. Rxe6 fxe6 12. Qxe6 Qc7 13. Bf4 Kd8 14. Nxd6 exd6 *", + "Moves": "f4g5 d7f6 e6e8", + "MovesSAN": "Bg5+ Nf6 Qe8#", + "Themes": "mate mateIn2 middlegame pin short" + }, + { + "FEN": "r1b4k/pppp2pp/8/5r1Q/3P4/4B1q1/PPPK4/R7 w - - 0 20", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Nc3 Bc5 4. Nxe5 Bxf2+ 5. Kxf2 Nxe5 6. d4 Ng6 7. Bc4 N8e7 8. Bg5 O-O 9. Nd5 Kh8 10. Rf1 f6 11. Nxe7 Qxe7 12. Be3 Qxe4 13. Bd3 Qh4+ 14. g3 Qxh2+ 15. Ke1 Qxg3+ 16. Kd2 Nh4 17. Qh5 f5 18. Bxf5 Nxf5 19. Rxf5 Rxf5 *", + "Moves": "h5e8 f5f8 e8f8", + "MovesSAN": "Qe8+ Rf8 Qxf8#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "r1b2rk1/pppn2pp/4p3/3p1p2/3Pn2q/2PBPP2/PP1N2PN/R1BQR1K1 b - - 0 12", + "PGN": "1. d4 e6 2. e3 f5 3. Nf3 d5 4. c3 Bd6 5. Bd3 Nd7 6. Nbd2 Ngf6 7. O-O O-O 8. Re1 Ne4 9. Nf1 Qf6 10. N3d2 Qh4 11. f3 Bxh2+ 12. Nxh2 *", + "Moves": "h4f2 g1h1 e4g3", + "MovesSAN": "Qf2+ Kh1 Ng3#", + "Themes": "kingsideAttack mate mateIn2 opening short" + }, + { + "FEN": "8/ppN4k/7p/6p1/5r2/2P3K1/PP2BnPP/4R3 b - - 10 41", + "PGN": "1. e4 e6 2. d4 d5 3. Nc3 c5 4. dxc5 Bxc5 5. exd5 Qb6 6. Qe2 Nf6 7. dxe6 Bxe6 8. Na4 Qb4+ 9. Nc3 O-O 10. Qb5 Qxb5 11. Nxb5 Nc6 12. Nc7 Rad8 13. Nxe6 fxe6 14. c3 Ne4 15. Nf3 Nxf2 16. Rg1 Rd1+ 17. Ke2 Rdd8 18. Be3 Bxe3 19. Kxe3 Ng4+ 20. Ke2 Na5 21. Ke1 Nc6 22. Be2 Ne3 23. Kf2 Nf5 24. Rad1 e5 25. Rd3 e4 26. Rxd8 Rxd8 27. Ng5 e3+ 28. Kf3 Ne5+ 29. Kf4 h6 30. Ne6 Re8 31. Kxf5 Nd7 32. Bc4 Kh7 33. Nc7 Re5+ 34. Kf4 g5+ 35. Kf3 e2 36. Bxe2 Nc5 37. Re1 Rf5+ 38. Kg3 Ne4+ 39. Kg4 Rf4+ 40. Kh3 Nf2+ 41. Kg3 *", + "Moves": "f2e4 g3h3 f4h4", + "MovesSAN": "Ne4+ Kh3 Rh4#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "7k/1pp3p1/p6p/2bQ4/5P2/2q4P/P1B5/3K4 w - - 1 39", + "PGN": "1. d4 e5 2. dxe5 Bc5 3. e6 fxe6 4. e3 Nf6 5. Be2 d5 6. Nf3 O-O 7. O-O Nc6 8. c3 a6 9. Nbd2 Bd6 10. Nb3 Kh8 11. Nbd4 Nxd4 12. exd4 Ng4 13. h3 Nf6 14. Bg5 h6 15. Bh4 Bd7 16. Ne5 Qe8 17. Bd3 Ne4 18. f3 Nf6 19. Ng6+ Kg8 20. Nxf8 Qxf8 21. Bc2 Nh5 22. Qd3 Qf5 23. Qe2 Qf4 24. g3 Nxg3 25. Bxg3 Qxg3+ 26. Qg2 Qh4 27. Rf2 e5 28. Qh1 exd4 29. Rg2 dxc3 30. bxc3 Bc5+ 31. Kf1 Bb5+ 32. Re2 Re8 33. Re1 Bxe2+ 34. Rxe2 Rxe2 35. Kxe2 Qf2+ 36. Kd1 Qe3 37. f4 Qxc3 38. Qxd5+ Kh8 *", + "Moves": "d5d8 c5f8 d8f8", + "MovesSAN": "Qd8+ Bf8 Qxf8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "1r6/8/1p6/1Pn1R3/5P2/3r1kP1/R6P/6K1 b - - 12 43", + "PGN": "1. d4 Nf6 2. Bf4 d5 3. e3 Bf5 4. Nf3 e6 5. Bd3 Bg6 6. Bxg6 hxg6 7. Nbd2 Bb4 8. c3 Bd6 9. Ne5 Qe7 10. Bg5 Nbd7 11. f4 O-O-O 12. Ndf3 Qf8 13. a4 Re8 14. b4 Ne4 15. Qc2 Bxe5 16. fxe5 f6 17. Bf4 g5 18. exf6 gxf4 19. fxg7 Qxg7 20. exf4 Nb6 21. Ne5 Qf6 22. O-O Qg7 23. a5 Nd7 24. b5 Nxe5 25. dxe5 b6 26. axb6 cxb6 27. c4 Nc5 28. cxd5 exd5 29. Qf5+ Kb7 30. e6 Ref8 31. Qxd5+ Kc7 32. Qc6+ Kb8 33. Qd6+ Qc7 34. Qxc7+ Kxc7 35. Rxa7+ Kd6 36. Rd1+ Kxe6 37. g3 Rb8 38. Rg7 Kf5 39. Rd5+ Ke4 40. Re5+ Kf3 41. Ra7 Rhd8 42. Ra3+ Rd3 43. Ra2 *", + "Moves": "d3d1 e5e1 d1e1", + "MovesSAN": "Rd1+ Re1 Rxe1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "8/6p1/3p3p/8/1p1qk1P1/1Q5P/P4PK1/8 w - - 0 36", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Be7 5. c3 d6 6. Nxd4 Bd7 7. Qf3 Nf6 8. Bg5 O-O 9. O-O h6 10. Nxc6 Bxc6 11. Bxf6 Bxf6 12. Nd2 Re8 13. Rfe1 a6 14. Nb3 b5 15. Bd5 Qd7 16. Nd4 Bxd5 17. exd5 Bxd4 18. cxd4 Rxe1+ 19. Rxe1 Re8 20. Qc3 Rxe1+ 21. Qxe1 Kf8 22. h3 Qe7 23. Qa5 Qe4 24. Qxa6 Qxd5 25. Qc8+ Ke7 26. Qxc7+ Kf6 27. Qd8+ Kg6 28. Qb6 Kf5 29. g4+ Ke4 30. Qd8 Qxd4 31. Qe7+ Kd3 32. Qxf7 Qxb2 33. Qd5+ Qd4 34. Qb3+ Ke4 35. Kg2 b4 *", + "Moves": "b3f3 e4e5 f3f5", + "MovesSAN": "Qf3+ Ke5 Qf5#", + "Themes": "endgame mate mateIn2 queenEndgame short" + }, + { + "FEN": "r1b2rk1/p4ppp/2p5/6q1/4p1n1/2B3K1/PPBQNPP1/R4R2 b - - 4 16", + "PGN": "1. d4 Nf6 2. e3 d5 3. Bd3 c5 4. c3 Nc6 5. Nd2 e5 6. Bc2 e4 7. c4 cxd4 8. cxd5 dxe3 9. dxc6 exd2+ 10. Bxd2 bxc6 11. Ne2 Bd6 12. O-O O-O 13. Bc3 Bxh2+ 14. Kxh2 Ng4+ 15. Kg3 Qg5 16. Qd2 *", + "Moves": "g4e3 g3h2 g5g2", + "MovesSAN": "Ne3+ Kh2 Qxg2#", + "Themes": "discoveredAttack mate mateIn2 middlegame short" + }, + { + "FEN": "r1b1k1nr/p1pp1ppp/2p2q2/8/4P3/3P4/PPP3PP/RNBQ1BKR b kq - 0 7", + "PGN": "1. e4 e5 2. Nf3 Bc5 3. Nxe5 Nc6 4. Nxc6 Bxf2+ 5. Kxf2 Qf6+ 6. Kg1 bxc6 7. d3 *", + "Moves": "f6d4 c1e3 d4e3", + "MovesSAN": "Qd4+ Be3 Qxe3#", + "Themes": "kingsideAttack mate mateIn2 opening short" + }, + { + "FEN": "3r4/1b3p1k/p2rpP2/q5pp/2p1p1P1/2P4R/5P1Q/4R1K1 w - - 0 35", + "PGN": "1. Nf3 e6 2. Nc3 Nf6 3. d4 d5 4. Bg5 c5 5. e3 Nbd7 6. Bb5 a6 7. Ba4 b5 8. Bb3 c4 9. Ba4 bxa4 10. Nxa4 Qa5+ 11. Nc3 h6 12. Bh4 Bb4 13. O-O Bxc3 14. bxc3 Qxc3 15. h3 O-O 16. a4 Qa5 17. Ne5 Nxe5 18. dxe5 Ne4 19. Qg4 Qc7 20. Bf6 Nxf6 21. exf6 g6 22. Qh4 Kh7 23. e4 Bb7 24. Rfe1 dxe4 25. c3 Qc6 26. Re3 Rad8 27. a5 Qc7 28. Rae1 Rd6 29. Qf4 Rfd8 30. h4 Qxa5 31. h5 Qxh5 32. g4 Qa5 33. Rh3 g5 34. Qh2 h5 *", + "Moves": "h3h5 h7g6 h5h6", + "MovesSAN": "Rxh5+ Kg6 Rh6#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "8/6p1/7P/P4k2/2b2p1K/5P2/5B1P/8 b - - 0 45", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nxc6 bxc6 6. Bd3 Bc5 7. Nc3 O-O 8. a3 d6 9. Na4 Bg4 10. f3 Be6 11. e5 Nd7 12. Nxc5 Nxc5 13. exd6 Nxd3+ 14. Qxd3 cxd6 15. Bf4 Qh4+ 16. Bg3 Qg5 17. O-O Qc5+ 18. Bf2 Qe5 19. Rfe1 Qxb2 20. Qxd6 Qxc2 21. Rec1 Qg6 22. Rxc6 Rad8 23. Qc7 Rc8 24. Qd6 Rxc6 25. Qxc6 Rc8 26. Qa6 Rc2 27. Qxa7 f6 28. Qb8+ Rc8 29. Qb7 Qg5 30. Qe4 Bd5 31. Qe2 Rc1+ 32. Be1 Kf7 33. Rxc1 Qxc1 34. a4 h6 35. a5 Bc4 36. Qd2 Qxd2 37. Bxd2 Ke6 38. Kf2 Kd5 39. Kg3 Bd3 40. Be3 Ke5 41. Kh4 Bc4 42. g4 f5 43. g5 f4 44. Bf2 Kf5 45. gxh6 *", + "Moves": "g7g5 h4h5 c4f7", + "MovesSAN": "g5+ Kh5 Bf7#", + "Themes": "bishopEndgame endgame mate mateIn2 short" + }, + { + "FEN": "4R3/8/5p2/1pr2b1k/4p3/1P3n2/1KP3R1/8 w - - 8 51", + "PGN": "1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 d6 5. Nc3 a6 6. Be3 Nd7 7. f3 Ngf6 8. Bc4 Be7 9. Qd2 O-O 10. O-O-O b5 11. Bb3 Bb7 12. g4 Rc8 13. h4 Qa5 14. h5 Nc5 15. Kb1 Nxb3 16. Nxb3 Qb4 17. g5 Nd7 18. g6 Bf6 19. gxh7+ Kh8 20. h6 Rxc3 21. hxg7+ Bxg7 22. bxc3 Bxc3 23. Qc1 a5 24. Bd2 a4 25. Bxc3+ Qxc3 26. Qb2 Qxb2+ 27. Kxb2 axb3 28. axb3 Ne5 29. Rxd6 Nxf3 30. Rd7 Bxe4 31. Rh4 Bxh7 32. Rd3 Ng5 33. Rg3 f6 34. Rg1 Rc8 35. Rh2 Kg7 36. Ra1 Bf5 37. Ra7+ Kg6 38. Rb7 Rc5 39. Rh8 Ne4 40. Rg8+ Kh5 41. Rg2 Ng5 42. Rb8 Kg6 43. Rg8+ Kf7 44. Rb8 e5 45. Rb7+ Kg6 46. Rf2 e4 47. Re2 Ne6 48. Re7 Nd4 49. Rg2+ Kh5 50. Re8 Nf3 *", + "Moves": "e8h8 f5h7 h8h7", + "MovesSAN": "Rh8+ Bh7 Rxh7#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "2r4k/6pp/1q3p2/8/8/4P3/6PP/B1R4K w - - 0 35", + "PGN": "1. b4 d5 2. Bb2 a6 3. a4 Nc6 4. b5 axb5 5. axb5 Rxa1 6. Bxa1 Nb4 7. e3 Qd7 8. Nf3 c6 9. c3 Na2 10. Qb3 Nxc3 11. Nxc3 e6 12. Be2 Bd6 13. O-O Nf6 14. Na4 Be7 15. Nb6 Qc7 16. Nxc8 Qxc8 17. Ne5 O-O 18. bxc6 bxc6 19. Rc1 c5 20. Qb5 c4 21. Nc6 Bd8 22. Nxd8 Qxd8 23. d3 cxd3 24. Bxd3 Nd7 25. Qb2 e5 26. f4 f6 27. fxe5 Nxe5 28. Be2 Qd6 29. Qb3 Rb8 30. Qc3 Qb6 31. Kh1 Nc4 32. Bxc4 dxc4 33. Qxc4+ Kh8 34. Qc8+ Rxc8 *", + "Moves": "c1c8 b6d8 c8d8", + "MovesSAN": "Rxc8+ Qd8 Rxd8#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "r7/2p2kp1/1ppP4/6B1/1P2b1pP/P4r2/2P1QP2/R4R1K b - - 0 24", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. O-O d6 5. d3 Bg4 6. h3 Bh5 7. g4 Bg6 8. h4 h5 9. g5 f6 10. Nc3 fxg5 11. Bxg5 Nf6 12. Nd5 Rf8 13. a3 Qd7 14. b4 Bb6 15. Nxb6 axb6 16. Bb5 Qh3 17. Nh2 Ng4 18. Nxg4 hxg4 19. Qe2 Rf3 20. d4 Kf7 21. Bxc6 bxc6 22. dxe5 Bxe4 23. exd6 Qh1+ 24. Kxh1 *", + "Moves": "f3h3 h1g1 h3h1", + "MovesSAN": "Rh3+ Kg1 Rh1#", + "Themes": "doubleCheck kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "5br1/1p3q1k/1Pp1p1p1/2PpP2p/3P4/3BB1P1/5PK1/7Q w - - 2 46", + "PGN": "1. d4 d5 2. e3 Nc6 3. Nf3 Bg4 4. Be2 Bf5 5. O-O Nf6 6. b3 e6 7. Bb2 Bd6 8. Nbd2 Nb4 9. c4 Nc2 10. Rc1 Nb4 11. c5 Be7 12. a4 Bc2 13. Rxc2 Nxc2 14. Qxc2 O-O 15. b4 c6 16. b5 Rb8 17. Qb3 Re8 18. a5 Kf8 19. b6 axb6 20. axb6 Kg8 21. Qc2 Bf8 22. Bd3 h6 23. Ne5 Ra8 24. Ra1 Rb8 25. Ndf3 Kh8 26. Nh4 Kg8 27. Qe2 Kh8 28. Ng4 Ng8 29. Qc2 Qxh4 30. h3 Nf6 31. Nxf6 Qxf6 32. e4 Kg8 33. e5 Qg5 34. Bc1 Qe7 35. Qe2 g6 36. Qg4 Kh7 37. h4 Bg7 38. Be3 Ra8 39. Rxa8 Rxa8 40. g3 Rf8 41. Kg2 Rg8 42. h5 Bf8 43. hxg6+ fxg6 44. Qh3 h5 45. Qh1 Qf7 *", + "Moves": "h1h5 h7g7 h5h6", + "MovesSAN": "Qxh5+ Kg7 Qh6#", + "Themes": "endgame mate mateIn2 pin short" + }, + { + "FEN": "1k4r1/ppp5/3p1q2/2b1p3/4Pp2/P2P4/1PPB1P2/1K4R1 w - - 0 25", + "PGN": "1. e4 e5 2. Bc4 Nc6 3. d3 Nf6 4. h3 Bc5 5. Nc3 d6 6. Nd5 Nd4 7. Nxf6+ Qxf6 8. Nf3 Nxf3+ 9. gxf3 Be6 10. Bxe6 Qxe6 11. Rg1 g6 12. Bd2 Qxh3 13. Qe2 Qh4 14. O-O-O O-O-O 15. Kb1 f5 16. Rh1 Qf6 17. Rdg1 f4 18. a3 h5 19. Qf1 g5 20. Qh3+ g4 21. fxg4 hxg4 22. Qxg4+ Kb8 23. Rxh8 Rxh8 24. Qg8+ Rxg8 *", + "Moves": "g1g8 f6d8 g8d8", + "MovesSAN": "Rxg8+ Qd8 Rxd8#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "r3k2r/1p3p1p/p1b1p3/2N2p2/2B5/5P2/PPP2P1P/3R1RK1 b kq - 0 17", + "PGN": "1. e4 c5 2. Nf3 a6 3. d4 cxd4 4. Bc4 Nf6 5. e5 d5 6. exd6 Qxd6 7. Qxd4 e6 8. O-O Qxd4 9. Nxd4 Bd7 10. Nc3 Nc6 11. Nf3 Bc5 12. Bg5 Nd4 13. Rad1 Nxf3+ 14. gxf3 Bc6 15. Bxf6 gxf6 16. Ne4 f5 17. Nxc5 *", + "Moves": "h8g8 g1h1 c6f3", + "MovesSAN": "Rg8+ Kh1 Bxf3#", + "Themes": "kingsideAttack master mate mateIn2 middlegame short" + }, + { + "FEN": "k7/pr4p1/R1NP1p1p/7P/5qPK/8/8/R7 w - - 0 41", + "PGN": "1. d4 e6 2. c4 b6 3. Nc3 Be7 4. e4 Bb7 5. f4 d6 6. Be3 Nd7 7. Nf3 f6 8. Bd3 h6 9. Kf1 Bf8 10. h4 Qe7 11. g4 O-O-O 12. b4 Qe8 13. a4 Ne7 14. Kf2 Kb8 15. Qe2 Nc8 16. a5 Be7 17. axb6 Ncxb6 18. c5 dxc5 19. bxc5 Nc8 20. Rab1 Ka8 21. d5 exd5 22. exd5 Nxc5 23. Nb5 Nxd3+ 24. Qxd3 Ba6 25. Qc4 Bxb5 26. Rxb5 Nb6 27. Qxc7 Rc8 28. Qxc8+ Qxc8 29. Ra1 Qc2+ 30. Kg3 Bd8 31. Bxb6 Bxb6 32. Rxb6 Qc3 33. Rba6 Qc7 34. d6 Qd7 35. Nd4 Rc8 36. h5 Rb8 37. Nc6 Rb7 38. Ne7 Qe8 39. Nc6 Qe3+ 40. Kh4 Qxf4 *", + "Moves": "a6a7 b7a7 a1a7", + "MovesSAN": "Rxa7+ Rxa7 Rxa7#", + "Themes": "arabianMate endgame mate mateIn2 short" + }, + { + "FEN": "4r1k1/1p3ppp/p4q2/3B4/6b1/Q2N4/PPP1nbPP/R4R1K b - - 1 19", + "PGN": "1. Nf3 c5 2. e4 e6 3. d4 Nf6 4. Nc3 d5 5. exd5 exd5 6. dxc5 Bxc5 7. Bb5+ Nc6 8. O-O O-O 9. Bg5 Bg4 10. Bxf6 Qxf6 11. Qxd5 Bb6 12. Ne1 Rad8 13. Qb3 Nd4 14. Qa3 a6 15. Bc4 Rfe8 16. Nd5 Rxd5 17. Bxd5 Ne2+ 18. Kh1 Bxf2 19. Nd3 *", + "Moves": "e2g3 h2g3 f6h6", + "MovesSAN": "Ng3+ hxg3 Qh6#", + "Themes": "mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "r2q1r1k/5p2/p1nbpn1p/3p3P/1p1P4/5P2/PPPQBP2/2KN2RR w - - 0 17", + "PGN": "1. e4 c6 2. Nf3 d5 3. exd5 cxd5 4. d4 Bg4 5. Be2 Nf6 6. Nc3 e6 7. Be3 Bd6 8. Qd2 O-O 9. h3 Bxf3 10. gxf3 Nc6 11. O-O-O a6 12. Rdg1 Kh8 13. h4 b5 14. h5 b4 15. Nd1 h6 16. Bxh6 gxh6 *", + "Moves": "d2h6 f6h7 h6g7", + "MovesSAN": "Qxh6+ Nh7 Qg7#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "r1b2rk1/2Nnbppp/3pp3/6P1/1n2P2P/2N1BP2/1PPQ4/2KR1B1R b - - 0 16", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. a4 e6 7. Be3 Be7 8. f3 O-O 9. Qd2 b6 10. O-O-O Qc7 11. g4 Nc6 12. g5 Nd7 13. h4 b5 14. axb5 axb5 15. Ndxb5 Nb4 16. Nxc7 *", + "Moves": "a8a1 c3b1 b4a2", + "MovesSAN": "Ra1+ Nb1 Na2#", + "Themes": "mate mateIn2 middlegame queensideAttack short smotheredMate" + }, + { + "FEN": "6rk/p1p2Rp1/2pb3p/2n3N1/2P1p2Q/1P2q1PP/P5BK/8 w - - 0 33", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nxc6 bxc6 6. e5 Ne4 7. Qe2 Nc5 8. c4 Be7 9. g3 O-O 10. Bg2 d5 11. O-O Be6 12. Rd1 Qd7 13. Nc3 Bg4 14. f3 Be6 15. Be3 Rfd8 16. Qf2 Nb7 17. f4 Bg4 18. Rd2 d4 19. Rxd4 Qe6 20. b3 f6 21. Rf1 fxe5 22. Rxd8+ Rxd8 23. f5 Qd7 24. h3 Qd3 25. Ne4 Bxf5 26. Qxf5 Qxe3+ 27. Kh2 Kh8 28. Qe6 Bd6 29. Rf7 Nc5 30. Qg4 Rg8 31. Ng5 e4 32. Qh4 h6 *", + "Moves": "h4h6 g7h6 f7h7", + "MovesSAN": "Qxh6+ gxh6 Rh7#", + "Themes": "kingsideAttack mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "r1b3k1/1pp2p1p/4r1qB/8/2p1Pb2/8/PP1Q2PP/7K w - - 0 29", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. cxd4 Bb4+ 7. Nc3 O-O 8. Qe2 d6 9. d5 Ne5 10. Nxe5 dxe5 11. O-O Re8 12. Bg5 Qd6 13. f4 exf4 14. Bxf4 Qc5+ 15. Be3 Qd6 16. Bf4 Qc5+ 17. Be3 Qd6 18. Nb5 Qd7 19. Rxf6 gxf6 20. Qf2 a6 21. Qxf6 axb5 22. Bh6 Qg4 23. d6 bxc4 24. Rf1 Bc5+ 25. Kh1 Qg6 26. Qf4 Bxd6 27. Qd2 Re6 28. Rf4 Bxf4 *", + "Moves": "d2d8 e6e8 d8e8", + "MovesSAN": "Qd8+ Re8 Qxe8#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "k7/p4p1p/4p1p1/8/3R4/6P1/2r2r1P/1R4K1 w - - 0 36", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. Bb5 e6 4. O-O d6 5. d4 cxd4 6. Nxd4 Bd7 7. Nxc6 bxc6 8. Bd3 d5 9. e5 g6 10. Re1 Bg7 11. Nc3 Qc7 12. Bf4 Ne7 13. Qd2 O-O-O 14. a4 Kb8 15. b4 d4 16. Na2 Nd5 17. Bg3 Bc8 18. b5 Rd7 19. bxc6 Qxc6 20. Be4 Qc5 21. Bxd5 Qxd5 22. Nb4 Qc4 23. Rab1 Bb7 24. a5 Ka8 25. a6 Bxa6 26. Nxa6 Qxa6 27. Qd1 Rc8 28. Ra1 Qc4 29. Qf3+ Qd5 30. Qxd5+ Rxd5 31. Reb1 Bxe5 32. Bxe5 Rxe5 33. g3 Rxc2 34. Ra4 Ree2 35. Rxd4 Rxf2 *", + "Moves": "d4d8 c2c8 d8c8", + "MovesSAN": "Rd8+ Rc8 Rxc8#", + "Themes": "endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "3r2k1/1Q3p2/p4n1p/1b4p1/8/4P1PN/5PP1/2B3K1 b - - 0 33", + "PGN": "1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 c5 5. e3 dxc4 6. Bxc4 cxd4 7. Nxd4 Be7 8. O-O O-O 9. b3 a6 10. Bb2 Bd7 11. Rc1 Nc6 12. Nce2 Rc8 13. a4 Na5 14. Ng3 Nxc4 15. Rxc4 Rxc4 16. bxc4 Qa5 17. Qb3 b6 18. Ra1 Bd6 19. Bc3 Qc5 20. Rb1 Bxg3 21. hxg3 Rc8 22. Qxb6 Qxc4 23. Be1 Bxa4 24. Rb4 Qc1 25. Rb1 Qa3 26. Nxe6 Bb5 27. Nf4 Qc5 28. Qb7 g5 29. Nh3 h6 30. Rd1 Qc4 31. Bd2 Rd8 32. Rc1 Qxc1+ 33. Bxc1 *", + "Moves": "d8d1 g1h2 f6g4", + "MovesSAN": "Rd1+ Kh2 Ng4#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "1k2r3/ppp2pp1/7p/4R3/6P1/Q6P/PPPq4/1K2R3 b - - 0 34", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. Nc3 Nxc3 6. dxc3 d5 7. Be3 Bg4 8. Be2 Nc6 9. Qd2 Qd6 10. O-O-O Be7 11. h3 Be6 12. Rhe1 O-O-O 13. Bf4 Qc5 14. Nd4 Nxd4 15. cxd4 Qb6 16. Bf3 Rhe8 17. Re3 Bf6 18. Rb3 Qa6 19. Kb1 Re7 20. Qb4 Kb8 21. Be2 Qc6 22. Rc3 Qb6 23. Qa3 Bf5 24. g4 Bg6 25. Be5 Rde8 26. f4 h6 27. Bf3 Be4 28. Bxe4 dxe4 29. Re1 Bxe5 30. dxe5 Qf2 31. Rce3 Qxf4 32. Rxe4 Qd2 33. R4e2 Rxe5 34. Rxe5 *", + "Moves": "d2e1 e5e1 e8e1", + "MovesSAN": "Qxe1+ Rxe1 Rxe1#", + "Themes": "backRankMate endgame mate mateIn2 short xRayAttack" + }, + { + "FEN": "r1b2r2/p6k/2p3p1/2p1PpP1/2B2P2/4P3/P1Q5/qN2K3 w - - 0 23", + "PGN": "1. d4 d5 2. Nf3 e6 3. c3 c6 4. Bf4 Nf6 5. e3 Bd6 6. Bg3 O-O 7. Ne5 Ne4 8. Bd3 Qc7 9. f3 Nxg3 10. hxg3 f5 11. f4 g6 12. g4 c5 13. g5 Bxe5 14. dxe5 Nc6 15. g4 d4 16. gxf5 exf5 17. Bc4+ Kh8 18. cxd4 Qb6 19. d5 Qxb2 20. dxc6 Qxa1 21. Qc2 bxc6 22. Rxh7+ Kxh7 *", + "Moves": "c2h2 h7g7 h2h6", + "MovesSAN": "Qh2+ Kg7 Qh6#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "6k1/p1p3pp/4r3/2p1Np2/P2n1P2/7P/3P1PP1/1R3K2 w - - 1 25", + "PGN": "1. b4 d5 2. Bb2 Nf6 3. Nf3 Bg4 4. h3 Bxf3 5. exf3 d4 6. Bd3 e5 7. O-O Bxb4 8. Ba3 Bxa3 9. Nxa3 O-O 10. Nc4 Re8 11. Re1 Nc6 12. Rb1 Qc8 13. a4 Nh5 14. c3 Nf4 15. Be4 f5 16. Bxc6 bxc6 17. Rxe5 Rxe5 18. Nxe5 Qe6 19. cxd4 c5 20. Qb3 Ne2+ 21. Kf1 Nxd4 22. Qb8+ Qe8 23. Qxe8+ Rxe8 24. f4 Re6 *", + "Moves": "b1b8 e6e8 b8e8", + "MovesSAN": "Rb8+ Re8 Rxe8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "8/4Qpkp/p3p1p1/4b1N1/PP6/7P/5qP1/5b1K w - - 2 44", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. O-O Nc6 8. a3 O-O 9. Be3 a6 10. h3 Bd7 11. f4 Rc8 12. Rc1 b5 13. Na2 Na5 14. Bd3 Nc4 15. Bxc4 Rxc4 16. b3 Rc8 17. e5 dxe5 18. fxe5 Nd5 19. Qf3 e6 20. c4 Nxe3 21. Qxe3 Qc7 22. Nf3 bxc4 23. Rxc4 Qb7 24. Rfc1 Rxc4 25. Rxc4 Qd5 26. Qd4 Qb7 27. b4 Bb5 28. Rc5 Bc6 29. Qd3 Bh6 30. Kh1 Bb5 31. Qd1 Be3 32. Rc3 Bf4 33. Qc2 Rd8 34. a4 Bf1 35. Rc7 Qd5 36. Rc8 Rxc8 37. Qxc8+ Kg7 38. Nc3 Qd3 39. Qc5 Qc2 40. Ne1 Qd2 41. Qe7 Bxe5 42. Ne4 Qxe1 43. Ng5 Qf2 *", + "Moves": "g5e6 g7h8 e7d8", + "MovesSAN": "Nxe6+ Kh8 Qd8#", + "Themes": "endgame mate mateIn2 pin short" + }, + { + "FEN": "2r3k1/1p3ppp/1q2pn2/7P/1bPP1BP1/p1PR1Q2/P4P2/K6R b - - 0 22", + "PGN": "1. e4 c6 2. Nf3 d5 3. exd5 cxd5 4. d4 Nc6 5. Bb5 Bg4 6. h3 Bxf3 7. Qxf3 e6 8. c3 Nf6 9. Bf4 Be7 10. Nd2 O-O 11. O-O-O Qb6 12. Bd3 Rac8 13. Kb1 a5 14. Ka1 a4 15. g4 Na5 16. h4 Nc4 17. Nxc4 dxc4 18. Bxc4 Rxc4 19. h5 a3 20. b3 Rfc8 21. Rd3 Bb4 22. bxc4 *", + "Moves": "b4c3 d3c3 b6b2", + "MovesSAN": "Bxc3+ Rxc3 Qb2#", + "Themes": "clearance mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "2r4r/p4Q1p/1q1kp3/2p1p3/1p6/8/PP2NPPP/R5K1 w - - 0 23", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 c6 5. Bg5 dxc4 6. e4 Qa5 7. Bxf6 gxf6 8. Bxc4 b5 9. Bd3 b4 10. Ne2 Ba6 11. O-O Bxd3 12. Qxd3 Nd7 13. Rfc1 Rc8 14. d5 c5 15. dxe6 fxe6 16. e5 Nxe5 17. Nxe5 fxe5 18. Qh3 Qb6 19. Qh5+ Kd7 20. Qf7+ Kc6 21. Rd1 Bd6 22. Rxd6+ Kxd6 *", + "Moves": "a1d1 d6c6 f7d7", + "MovesSAN": "Rd1+ Kc6 Qd7#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r6r/3R4/3p3p/k2PpP2/Ppp1P2P/1qN1Q3/8/2K5 w - - 2 42", + "PGN": "1. e4 Nc6 2. d4 e5 3. d5 Nce7 4. h4 h6 5. Nc3 Nf6 6. f3 Nh5 7. Nge2 Nf6 8. Be3 d6 9. Qd2 Ng6 10. O-O-O a6 11. g4 c5 12. Ng3 b5 13. Nf5 Qa5 14. Kb1 Qc7 15. Bg2 Bxf5 16. gxf5 Ne7 17. f4 Nd7 18. Bh3 f6 19. Bg4 O-O-O 20. Bh5 Nb6 21. Bf7 Nc4 22. Qe2 Qa5 23. Rdg1 Nxe3 24. Qxe3 Kb7 25. Rg2 Nc8 26. Rhg1 Nb6 27. b3 Qb4 28. Ka1 Ra8 29. Be6 a5 30. Rxg7+ Bxg7 31. Rxg7+ Ka6 32. fxe5 fxe5 33. Qd3 c4 34. Qd2 a4 35. Bd7 Nxd7 36. Rxd7 axb3 37. a4 Kb6 38. Kb1 bxc2+ 39. Kxc2 Qb3+ 40. Kc1 b4 41. Qe3+ Ka5 *", + "Moves": "d7a7 a8a7 e3a7", + "MovesSAN": "Ra7+ Rxa7 Qxa7#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r5k1/5pp1/4p2p/4N3/1pbPn3/4P1P1/1P1R1PP1/2KR4 b - - 7 22", + "PGN": "1. d4 d5 2. c4 c6 3. Nc3 e6 4. Bf4 h6 5. e3 Bd6 6. Bg3 Bxg3 7. hxg3 Nf6 8. Qc2 Nbd7 9. O-O-O dxc4 10. Bxc4 b5 11. Bd3 a5 12. a3 b4 13. axb4 axb4 14. Ne4 Nxe4 15. Bxe4 O-O 16. Qxc6 Ba6 17. Qxa8 Qxa8 18. Bxa8 Rxa8 19. Nf3 Nf6 20. Ne5 Ne4 21. Rd2 Bc4 22. Rhd1 *", + "Moves": "a8a1 c1c2 b4b3", + "MovesSAN": "Ra1+ Kc2 b3#", + "Themes": "endgame mate mateIn2 queensideAttack short" + }, + { + "FEN": "r2qk2r/pppbnp1p/3p4/3N4/4P1pP/3P4/PPP3P1/R1Q1KB1R w KQkq - 1 13", + "PGN": "1. e4 e5 2. f4 exf4 3. Nf3 g5 4. h4 g4 5. Ne5 d6 6. Nd3 Nc6 7. Nxf4 Nf6 8. d3 Bh6 9. Nc3 Bd7 10. Nfd5 Bxc1 11. Qxc1 Nxd5 12. Nxd5 Ne7 *", + "Moves": "d5f6 e8f8 c1h6", + "MovesSAN": "Nf6+ Kf8 Qh6#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "k6r/pp2N2p/2p5/4Q3/q7/2Pr3P/1P3PP1/1K2R3 w - - 2 25", + "PGN": "1. e4 c6 2. Nc3 d5 3. Nf3 Bg4 4. h3 Bxf3 5. Qxf3 e6 6. d4 Nf6 7. Bd3 dxe4 8. Nxe4 Qxd4 9. c3 Qd8 10. Bg5 Be7 11. O-O-O Nbd7 12. Bxf6 gxf6 13. Rhe1 f5 14. Ng3 Qa5 15. Bxf5 Qxa2 16. Qh5 exf5 17. Nxf5 Qa1+ 18. Kc2 Qa4+ 19. Kb1 O-O-O 20. Nxe7+ Kb8 21. Qxf7 Ne5 22. Qh5 Nd3 23. Rxd3 Rxd3 24. Qe5+ Ka8 *", + "Moves": "e5h8 d3d8 h8d8", + "MovesSAN": "Qxh8+ Rd8 Qxd8#", + "Themes": "backRankMate endgame hangingPiece mate mateIn2 short" + }, + { + "FEN": "5r1k/2pRb2p/1p2Q3/4p3/2p5/2P5/PP3qPP/R6K b - - 1 25", + "PGN": "1. Nf3 f5 2. e4 fxe4 3. Ne5 Nf6 4. d3 exd3 5. Bxd3 d6 6. Nc4 e5 7. Bg5 Be7 8. O-O O-O 9. Bxf6 Bxf6 10. Nc3 b6 11. Nd5 Bb7 12. Qf3 Bxd5 13. Qxd5+ Kh8 14. Qxa8 Qe7 15. Qxa7 Nc6 16. Qb7 Nd4 17. Qe4 g6 18. c3 Nf5 19. Qg4 d5 20. Bxf5 gxf5 21. Qxf5 dxc4 22. Rfd1 Qc5 23. Rd7 Be7 24. Qe6 Qxf2+ 25. Kh1 *", + "Moves": "f2f1 a1f1 f8f1", + "MovesSAN": "Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame mate mateIn2 sacrifice short" + }, + { + "FEN": "5r1k/pp1b2p1/2p4p/6b1/3qN3/3B4/PPP3PP/5R1K w - - 0 23", + "PGN": "1. d3 e5 2. f4 d6 3. Nf3 exf4 4. Bxf4 Nf6 5. Nbd2 Be7 6. e4 O-O 7. Be2 Be6 8. O-O Nbd7 9. d4 c6 10. e5 dxe5 11. Nxe5 Nd5 12. Bd3 Nxf4 13. Rxf4 Bf6 14. Qh5 h6 15. Nxd7 Bxd7 16. Raf1 Bg5 17. Rxf7 Rxf7 18. Qxf7+ Kh8 19. Ne4 Be8 20. Qf5 Qxd4+ 21. Kh1 Bd7 22. Qf8+ Rxf8 *", + "Moves": "f1f8 h8h7 e4g5", + "MovesSAN": "Rxf8+ Kh7 Nxg5#", + "Themes": "doubleCheck mate mateIn2 middlegame short" + }, + { + "FEN": "r1b2r1k/pp2q1pp/7N/3p4/8/2NPP3/PP3QPP/n4RK1 w - - 3 16", + "PGN": "1. e4 e5 2. Bc4 Nc6 3. Nf3 Bc5 4. d3 Nf6 5. O-O O-O 6. Be3 Bxe3 7. fxe3 d5 8. exd5 Nxd5 9. Qe1 Ncb4 10. Bxd5 Nxc2 11. Qf2 Nxa1 12. Nc3 c6 13. Nxe5 cxd5 14. Nxf7 Qe7 15. Nh6+ Kh8 *", + "Moves": "f2f8 e7f8 f1f8", + "MovesSAN": "Qxf8+ Qxf8 Rxf8#", + "Themes": "backRankMate mate mateIn2 middlegame short" + }, + { + "FEN": "8/2Q5/2p2kp1/4p2p/7K/4R1P1/P4P1P/5qr1 b - - 1 35", + "PGN": "1. g3 d5 2. Bg2 g6 3. d3 Bg7 4. c3 c6 5. Nh3 e5 6. O-O Nd7 7. e4 Ne7 8. Bg5 f6 9. Bd2 O-O 10. Qc1 dxe4 11. dxe4 f5 12. Bh6 Nf6 13. Bxg7 Kxg7 14. Rd1 Qb6 15. Nd2 fxe4 16. Nc4 Qc7 17. Nd6 Rd8 18. Nxc8 Raxc8 19. Ng5 Rd6 20. Nxe4 Nxe4 21. Bxe4 Rcd8 22. Rxd6 Qxd6 23. Qg5 h6 24. Qe3 Qd2 25. Qc5 Nd5 26. Bxd5 Rxd5 27. Qxa7 Qxb2 28. Re1 Qxc3 29. Qxb7+ Kf6 30. Re3 Qc1+ 31. Kg2 Rd1 32. Qc7 Rg1+ 33. Kh3 Qf1+ 34. Kg4 h5+ 35. Kh4 *", + "Moves": "g6g5 h4h5 f1h3", + "MovesSAN": "g5+ Kxh5 Qh3#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "8/6k1/3PQ1p1/r5Pp/5P1P/1KR5/3q4/4R3 b - - 0 46", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. Qd2 O-O 8. Bh6 Nc6 9. Bxg7 Kxg7 10. Nb3 Be6 11. Be2 a6 12. h4 h5 13. O-O-O b5 14. f3 b4 15. Na4 Qc7 16. Nd4 Bd7 17. b3 Nxd4 18. Qxd4 Bxa4 19. bxa4 Rfc8 20. Rd2 Qa5 21. Bc4 Qxa4 22. Kb1 Rc5 23. Bb3 Qb5 24. g4 Kg8 25. g5 Nd7 26. f4 a5 27. e5 a4 28. exd6 e6 29. Bxe6 fxe6 30. Qe4 Rf5 31. Qxa8+ Kg7 32. Qe4 b3 33. axb3 axb3 34. cxb3 Kf7 35. Re1 Nc5 36. Qc4 Nxb3 37. Qxe6+ Kg7 38. Rb2 Qd3+ 39. Rc2 Nd2+ 40. Kc1 Nb3+ 41. Kb2 Qd4+ 42. Rc3 Qd2+ 43. Rc2 Qd4+ 44. Rc3 Qd2+ 45. Ka3 Ra5+ 46. Kxb3 *", + "Moves": "d2a2 b3b4 a2a4", + "MovesSAN": "Qa2+ Kb4 Qa4#", + "Themes": "endgame master mate mateIn2 short" + }, + { + "FEN": "r3rk2/1p4RQ/2p1qB2/p1bp4/P7/8/1PP2PPP/R5K1 b - - 0 28", + "PGN": "1. e4 e5 2. Bc4 Nf6 3. Nc3 Nc6 4. Nf3 Be7 5. O-O d6 6. d4 exd4 7. Nxd4 Bd7 8. Nf5 Bxf5 9. exf5 O-O 10. Re1 Ne5 11. Bb3 a5 12. a4 c6 13. Bf4 Qc7 14. Ne4 Nxe4 15. Rxe4 Kh8 16. Qh5 f6 17. Be6 d5 18. Re3 Bc5 19. Rh3 g6 20. fxg6 Nxg6 21. Qxg6 Qg7 22. Qf5 Qe7 23. Bh6 Rfe8 24. Rg3 Qxe6 25. Bg7+ Kg8 26. Bxf6+ Kf7 27. Rg7+ Kf8 28. Qxh7 *", + "Moves": "e6e1 a1e1 e8e1", + "MovesSAN": "Qe1+ Rxe1 Rxe1#", + "Themes": "kingsideAttack mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "6k1/6pp/3pR1b1/3q1p2/r1P2K2/8/4Q1PP/8 w - - 0 37", + "PGN": "1. e4 c5 2. Nf3 d6 3. Nc3 a6 4. d4 cxd4 5. Nxd4 Nf6 6. Be3 e5 7. Nb3 Be7 8. Be2 O-O 9. Qd2 Be6 10. Nd5 Nxd5 11. exd5 Bf5 12. c4 Qc7 13. O-O Nd7 14. a4 b6 15. a5 Bg6 16. axb6 Nxb6 17. Na5 f5 18. f4 exf4 19. Bxf4 Nd7 20. Nc6 Bf6 21. Rae1 Nb8 22. Nd4 a5 23. Ne6 Qc8 24. Nxf8 Qxf8 25. Bd3 Na6 26. Qxa5 Nc5 27. Qd2 Nxd3 28. Qxd3 Bxb2 29. Re6 Ba3 30. Ra1 Bc5+ 31. Be3 Rxa1+ 32. Kf2 Bxe3+ 33. Qxe3 Ra2+ 34. Kg3 Qa8 35. Kf4 Ra4 36. Qe2 Qxd5 *", + "Moves": "e6e8 g6e8 e2e8", + "MovesSAN": "Re8+ Bxe8 Qxe8#", + "Themes": "endgame mate mateIn2 sacrifice short" + }, + { + "FEN": "r4r1k/5p2/p5p1/q6N/7P/2NP4/1P1b4/1K3Q1R w - - 0 34", + "PGN": "1. e4 c5 2. Nc3 d6 3. Bc4 e6 4. Nf3 Nc6 5. d3 g6 6. h3 Bg7 7. Bd2 Nge7 8. Qe2 O-O 9. a3 a6 10. h4 h5 11. Ng5 d5 12. exd5 exd5 13. Ba2 b5 14. O-O-O b4 15. axb4 cxb4 16. Nb1 Nd4 17. Qe3 Nef5 18. Qe1 b3 19. Bxb3 Nxb3+ 20. cxb3 Qc7+ 21. Bc3 d4 22. g4 dxc3 23. Nxc3 Nd4 24. gxh5 Nxb3+ 25. Kb1 Bg4 26. f3 Bxh5 27. Nge4 Qa5 28. Kc2 Nd4+ 29. Kb1 Nxf3 30. Qf1 Bh6 31. Nf6+ Kh8 32. Nxh5 Nd2+ 33. Rxd2 Bxd2 *", + "Moves": "f1f6 h8g8 f6g7", + "MovesSAN": "Qf6+ Kg8 Qg7#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "5k2/p1r2pp1/2p2n1p/2r5/6P1/2PR3P/8/1K2R2B w - - 2 44", + "PGN": "1. e4 d5 2. exd5 Nf6 3. Nf3 Qxd5 4. Nc3 Qh5 5. d4 Bg4 6. Be2 c6 7. h3 Nbd7 8. Be3 e6 9. Qd2 Bd6 10. O-O-O Bxf3 11. Bxf3 Qa5 12. Kb1 Bb4 13. Qd3 Bxc3 14. Qxc3 Qxc3 15. bxc3 Nd5 16. Bd2 N7f6 17. a4 O-O-O 18. a5 Kc7 19. c4 Ne7 20. Bf4+ Kc8 21. c3 h6 22. Kc2 Ng6 23. Be3 Kc7 24. Rb1 Ne7 25. g4 Rhe8 26. Bf4+ Kc8 27. Rb2 Ng6 28. Bg3 e5 29. Rhb1 Re7 30. dxe5 Nxe5 31. Bxe5 Rxe5 32. Rxb7 Rd7 33. Rb8+ Kc7 34. R1b7+ Kd6 35. Rb1 Rc7 36. Rd8+ Ke7 37. Rbd1 Rxa5 38. Bg2 Ra2+ 39. Kb1 Rxf2 40. Bh1 Rf4 41. c5 Rc4 42. R8d3 Rxc5 43. Re1+ Kf8 *", + "Moves": "d3d8 f6e8 e1e8", + "MovesSAN": "Rd8+ Ne8 Rexe8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "6k1/pp1r3r/3p1q1B/3Pp1pQ/3p1pP1/3P1P2/PPP5/1K5R w - - 0 31", + "PGN": "1. e4 c5 2. Nf3 d6 3. d3 Nf6 4. Be2 g6 5. Nc3 Bg7 6. Be3 Nc6 7. Qd2 O-O 8. Bh6 Re8 9. h4 Bh8 10. h5 e5 11. hxg6 hxg6 12. Bg5 Be6 13. Rxh8+ Kxh8 14. O-O-O Kg7 15. Bh6+ Kg8 16. Rh1 Nd4 17. Nxd4 cxd4 18. Nd5 Bxd5 19. exd5 Nh7 20. Bf3 Rc8 21. Kb1 f5 22. Qe2 f4 23. g3 Qf6 24. g4 g5 25. Be4 Re7 26. Qf3 Rcc7 27. Qh3 Rf7 28. Qh5 Rce7 29. f3 Rd7 30. Bxh7+ Rxh7 *", + "Moves": "h5e8 f6f8 e8f8", + "MovesSAN": "Qe8+ Qf8 Qxf8#", + "Themes": "endgame kingsideAttack mate mateIn2 short" + }, + { + "FEN": "6k1/p4pp1/1p2pn1p/8/2P4P/1P1Q1b2/2B2PPK/2q5 w - - 0 29", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. c4 Qd8 4. d4 c6 5. Nc3 e6 6. Nf3 Nf6 7. Qc2 Be7 8. Bd3 O-O 9. b3 Nbd7 10. Bb2 c5 11. dxc5 Bxc5 12. Ne4 Be7 13. Nxf6+ Bxf6 14. Bxf6 Nxf6 15. O-O h6 16. h4 b6 17. Be2 Bb7 18. Rfd1 Qc7 19. Qd3 Rfd8 20. Qc2 Rxd1+ 21. Rxd1 Rd8 22. Rd3 Rxd3 23. Qxd3 Qe7 24. Qc3 Qa3 25. Bd1 Qxa2 26. Bc2 Qa3 27. Qd3 Qc1+ 28. Kh2 Bxf3 *", + "Moves": "d3d8 f6e8 d8e8", + "MovesSAN": "Qd8+ Ne8 Qxe8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "5rk1/p3b1pp/1qpppr2/4P3/4P3/2N5/PPPQ2PP/R4R1K b - - 0 15", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 e5 6. Nxc6 bxc6 7. Bc4 Nf6 8. Bg5 Be7 9. O-O O-O 10. Qd2 Be6 11. Bxe6 fxe6 12. Bxf6 Rxf6 13. f4 Qb6+ 14. Kh1 Raf8 15. fxe5 *", + "Moves": "f6f1 a1f1 f8f1", + "MovesSAN": "Rxf1+ Rxf1 Rxf1#", + "Themes": "backRankMate mate mateIn2 middlegame short" + }, + { + "FEN": "3r2r1/p1p3pk/4p2p/1p2Np1Q/5P2/PP2q3/1B4PP/2n4K w - - 0 32", + "PGN": "1. d4 e6 2. Nf3 f5 3. e3 Nf6 4. Bd3 b6 5. O-O Bb7 6. b3 Be7 7. Bb2 O-O 8. Ne5 d6 9. Nf3 Qe8 10. Ng5 Qg6 11. f4 h6 12. Nf3 Nbd7 13. Bc4 Nd5 14. Bxd5 Bxd5 15. c4 Bxf3 16. Rxf3 Nf6 17. Rg3 Qf7 18. Nd2 Kh7 19. c5 dxc5 20. dxc5 Bxc5 21. Nc4 Rad8 22. Qe2 Qd7 23. Rc1 Rg8 24. a3 Ne4 25. Rh3 b5 26. Ne5 Qd2 27. Qh5 Bxe3+ 28. Rxe3 Qxe3+ 29. Kh1 Nf2+ 30. Kg1 Nd3+ 31. Kh1 Nxc1 *", + "Moves": "h5g6 h7h8 e5f7", + "MovesSAN": "Qg6+ Kh8 Nf7#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "1r3rk1/p2bpp2/3p2p1/2pNb1PP/1q2P3/1P6/P1PQB3/2KR3R b - - 2 19", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. h4 h5 8. f3 O-O 9. Bg5 Nc6 10. Nxc6 bxc6 11. Qd2 Rb8 12. O-O-O Bd7 13. Bxf6 Bxf6 14. g4 hxg4 15. fxg4 c5 16. g5 Qb6 17. b3 Be5 18. h5 Qb4 19. Nd5 *", + "Moves": "b4a3 c1b1 a3b2", + "MovesSAN": "Qa3+ Kb1 Qb2#", + "Themes": "mate mateIn2 middlegame queensideAttack short" + }, + { + "FEN": "7k/p1Q3p1/5q1p/8/2P2p2/1P2p3/P3R1PP/6K1 b - - 0 29", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nc3 Bc5 4. d4 exd4 5. Nxd4 d5 6. e5 Ne4 7. Nxe4 dxe4 8. Be3 O-O 9. Bc4 Kh8 10. O-O f5 11. Be6 Bxd4 12. Bxc8 Bxe3 13. Bxb7 Bxf2+ 14. Rxf2 e3 15. Re2 Nc6 16. Bxc6 Rb8 17. b3 Qg5 18. Qd3 f4 19. Bf3 Rbd8 20. Qe4 Rfe8 21. e6 Qf6 22. Rf1 Rxe6 23. Qc4 Rd2 24. Qxc7 h6 25. Bg4 Rxe2 26. Bxe2 Rd6 27. c4 Rd2 28. Re1 Rxe2 29. Rxe2 *", + "Moves": "f6a1 e2e1 a1e1", + "MovesSAN": "Qa1+ Re1 Qxe1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "1r6/7p/R2Nk1pP/4PpP1/3R1P2/2P5/7r/5K2 b - - 0 40", + "PGN": "1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. Bxe7 Qxe7 7. Nb5 Na6 8. c3 c6 9. Nd6+ Kf8 10. f4 b5 11. Nf3 f6 12. Bd3 f5 13. a4 Nc7 14. Ng5 g6 15. h4 a6 16. h5 Kg7 17. h6+ Kf8 18. Ngf7 Rg8 19. g4 Ne8 20. axb5 cxb5 21. Bxb5 Nxd6 22. Nxd6 Nb6 23. Bd3 Qc7 24. O-O Nc4 25. Bxc4 dxc4 26. g5 Bb7 27. Qa4 Ke7 28. Qa3 Kd7 29. b3 Rgb8 30. bxc4 Qc6 31. Qa4 Qxa4 32. Rxa4 Bc6 33. Ra3 Rb2 34. d5 exd5 35. cxd5 Bxd5 36. Rd1 Rg2+ 37. Kf1 Rh2 38. Rxd5 Ke6 39. Rd4 Rb8 40. Rxa6 *", + "Moves": "b8b1 d4d1 b1d1", + "MovesSAN": "Rb1+ Rd1 Rxd1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "7r/4R3/1N2R1p1/4b3/P3k3/1P6/2P5/1K6 b - - 4 37", + "PGN": "1. e4 c5 2. d4 cxd4 3. Qxd4 Nf6 4. Qe3 e5 5. Nc3 d6 6. Bd2 Be7 7. h3 Nc6 8. f4 O-O 9. O-O-O Qb6 10. Qxb6 axb6 11. fxe5 Nxe5 12. g4 Be6 13. Kb1 Rfd8 14. g5 Nfd7 15. Be2 Nc4 16. Bd3 Nxd2+ 17. Rxd2 Ne5 18. h4 Nxd3 19. Rxd3 f6 20. Nf3 fxg5 21. hxg5 Bg4 22. Rg1 Be6 23. Nd4 Bc4 24. Rh3 g6 25. b3 Be6 26. Nxe6 Kf7 27. Nxd8+ Bxd8 28. Rxh7+ Ke6 29. Rxb7 Ke5 30. Rd1 Bxg5 31. Rd5+ Kf4 32. Rxd6 Rc8 33. Nd5+ Kxe4 34. Nxb6 Rh8 35. a4 Bf4 36. Re6+ Be5 37. Rbe7 *", + "Moves": "h8h1 b1a2 h1a1", + "MovesSAN": "Rh1+ Ka2 Ra1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "1k1r3r/pppq2p1/3b3p/8/3Q4/2N1B3/PPP3P1/R6K w - - 2 21", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 h6 4. d4 exd4 5. Nxd4 Nxd4 6. Qxd4 d6 7. O-O Be6 8. Re1 Bxc4 9. Qxc4 f6 10. Nc3 Ne7 11. f4 Qd7 12. e5 dxe5 13. fxe5 fxe5 14. Rxe5 O-O-O 15. Be3 Kb8 16. Qc5 Nc6 17. Qd5 Nxe5 18. Qxe5 Bd6 19. Qd4 Bxh2+ 20. Kh1 Bd6 *", + "Moves": "d4a7 b8c8 a7a8", + "MovesSAN": "Qxa7+ Kc8 Qa8#", + "Themes": "mate mateIn2 middlegame queensideAttack short" + }, + { + "FEN": "7k/R5pp/8/8/4p3/3b3P/5rPK/8 w - - 0 36", + "PGN": "1. c4 e5 2. Nc3 Nf6 3. d3 Bb4 4. e4 O-O 5. Nf3 Re8 6. Be2 c6 7. O-O d5 8. cxd5 cxd5 9. exd5 Nxd5 10. Nxd5 Qxd5 11. a3 Ba5 12. b4 Bb6 13. Bb2 Nc6 14. Rc1 Bd4 15. Qc2 Bxb2 16. Qxb2 Nd4 17. Ng5 Nxe2+ 18. Qxe2 Bf5 19. Ne4 Rad8 20. Rfd1 Qb3 21. Rc7 Bxe4 22. Rdc1 Bxd3 23. Qe3 e4 24. Rxb7 Qxa3 25. Rxa7 Qxb4 26. Qf4 Rf8 27. h3 Qd6 28. Qg5 Qb6 29. Rcc7 Qb1+ 30. Kh2 Qb2 31. Rxf7 Rxf7 32. Qxd8+ Rf8 33. Qd5+ Kh8 34. Qc5 Qxf2 35. Qxf2 Rxf2 *", + "Moves": "a7a8 f2f8 a8f8", + "MovesSAN": "Ra8+ Rf8 Rxf8#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "2r2r1k/7p/p2pq1pQ/1p2p3/4P1PB/5P2/PP6/3K3R w - - 0 29", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. f3 a6 7. Be3 e5 8. Nb3 Be7 9. Qd2 Be6 10. g4 Rc8 11. h4 Nd7 12. Bf2 b5 13. Nd5 Bxd5 14. Qxd5 Nb4 15. Qd2 Nxc2+ 16. Kd1 Nxa1 17. Nxa1 Qc7 18. Nc2 O-O 19. Ne3 g6 20. h5 Bg5 21. hxg6 fxg6 22. Bd3 Bxe3 23. Qxe3 Nc5 24. Bc2 Ne6 25. Bb3 Qe7 26. Bh4 Qd7 27. Qh6 Kh8 28. Bxe6 Qxe6 *", + "Moves": "h4f6 f8f6 h6h7", + "MovesSAN": "Bf6+ Rxf6 Qxh7#", + "Themes": "endgame mate mateIn2 sacrifice short" + }, + { + "FEN": "7k/p5pp/2bp4/5P1q/4N1n1/2P3P1/PP2QP2/RN4K1 b - - 2 29", + "PGN": "1. d4 d5 2. Bf4 e6 3. Nf3 f5 4. e3 Nf6 5. Bd3 Bd6 6. Bg3 O-O 7. c3 Nbd7 8. Bxd6 cxd6 9. O-O Ne4 10. Bxe4 fxe4 11. Nfd2 e5 12. dxe5 Nxe5 13. Qb3 Rf6 14. Qxd5+ Be6 15. Qxe4 Rg6 16. Re1 Qg5 17. g3 Bd7 18. Qxb7 Bc6 19. Qb3+ Kh8 20. e4 Rh6 21. Qd1 Rf8 22. Re3 Ng4 23. Rf3 Nf6 24. Rf5 Qg6 25. Qe2 Rxh2 26. Kxh2 Ng4+ 27. Kg1 Rxf5 28. exf5 Qh5 29. Ne4 *", + "Moves": "h5h2 g1f1 h2h1", + "MovesSAN": "Qh2+ Kf1 Qh1#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "6rk/5p1p/p2P1P2/6q1/Pp2Pp2/4bR2/BP2Q2P/2R4K b - - 0 41", + "PGN": "1. d4 d5 2. c4 dxc4 3. Nc3 e6 4. Nf3 Be7 5. e3 Nf6 6. Bxc4 Nc6 7. O-O O-O 8. a3 Re8 9. Bd2 Bd6 10. Rc1 e5 11. d5 Ne7 12. e4 Ng6 13. g3 Bg4 14. Kg2 Qd7 15. Ng1 a6 16. f3 Bh5 17. Bg5 b5 18. Bxf6 gxf6 19. Ba2 Kh8 20. g4 Nf4+ 21. Kg3 Rg8 22. Nge2 Rae8 23. Nxf4 exf4+ 24. Kf2 Bg6 25. a4 b4 26. Ne2 Qe7 27. Rc6 f5 28. gxf5 Qh4+ 29. Kg1 Bh5+ 30. Kh1 Qh3 31. Qd4+ Be5 32. Qf2 Rg7 33. f6 Rg6 34. Ng1 Rxg1+ 35. Kxg1 Rg8+ 36. Kh1 Bd4 37. Qe2 Be3 38. Rxc7 Qh4 39. d6 Qg5 40. Rcc1 Bxf3+ 41. Rxf3 *", + "Moves": "g5g1 c1g1 g8g1", + "MovesSAN": "Qg1+ Rxg1 Rxg1#", + "Themes": "kingsideAttack mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "6k1/3r1ppp/p7/8/1p6/1P5P/P4PP1/2R3K1 w - - 0 29", + "PGN": "1. b3 e5 2. e3 d5 3. c4 dxc4 4. Bxc4 Nf6 5. Bb2 Bd6 6. Nf3 O-O 7. Nxe5 Bxe5 8. Bxe5 Re8 9. Bxf6 Qxf6 10. Nc3 a6 11. O-O b5 12. Be2 c5 13. d4 cxd4 14. Qxd4 Qxd4 15. exd4 b4 16. Bf3 Ra7 17. Ne4 Rae7 18. Nd6 Rd8 19. Nxc8 Rxc8 20. Rac1 Rd8 21. d5 Re5 22. Rfd1 Nd7 23. d6 Nb6 24. h3 Re6 25. d7 Nxd7 26. Bg4 Re7 27. Bxd7 Rdxd7 28. Rxd7 Rxd7 *", + "Moves": "c1c8 d7d8 c8d8", + "MovesSAN": "Rc8+ Rd8 Rxd8#", + "Themes": "backRankMate endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "2r3rk/3p1p1p/pp2qPpQ/n3P3/P2B1R2/3b4/1PP3PP/R5K1 w - - 0 26", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Be7 4. O-O Nf6 5. Nc3 O-O 6. d4 exd4 7. Nxd4 Ne5 8. Bb3 c5 9. Nf5 a6 10. a4 c4 11. Ba2 b6 12. f4 Nc6 13. Bxc4 Bb7 14. Be3 Na5 15. Bd3 Rc8 16. e5 Nd5 17. Nxd5 Bxd5 18. Qg4 g6 19. Nxe7+ Qxe7 20. Bd4 Be6 21. f5 Bc4 22. f6 Qe6 23. Qh4 Kh8 24. Qh6 Rg8 25. Rf4 Bxd3 *", + "Moves": "h6h7 h8h7 f4h4", + "MovesSAN": "Qxh7+ Kxh7 Rh4#", + "Themes": "attraction kingsideAttack mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "2r4k/4Q2p/p3p1p1/3q4/8/7P/PP4P1/5RK1 w - - 3 29", + "PGN": "1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Bg7 6. Bd3 Nc6 7. Be3 d6 8. O-O Ng4 9. Bb5 Qc7 10. Nd5 Qd7 11. h3 Nxe3 12. fxe3 O-O 13. Nb4 Bxd4 14. exd4 a6 15. Nxc6 bxc6 16. Ba4 Bb7 17. d5 Qc7 18. dxc6 Bxc6 19. Bb3 Bxe4 20. Qe2 d5 21. Rad1 e6 22. c4 Rfd8 23. cxd5 Bxd5 24. Bxd5 Qc5+ 25. Qf2 Rxd5 26. Rxd5 Qxd5 27. Qxf7+ Kh8 28. Qe7 Rc8 *", + "Moves": "f1f8 c8f8 e7f8", + "MovesSAN": "Rf8+ Rxf8 Qxf8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "4r1k1/p4p1p/1p3Kp1/2pQ4/BP6/5Pq1/P6b/8 w - - 0 33", + "PGN": "1. d4 Nf6 2. Nf3 e6 3. e3 g6 4. Bd3 Bg7 5. O-O O-O 6. c4 d5 7. b3 c6 8. Nbd2 Nbd7 9. e4 dxe4 10. Nxe4 Qc7 11. Bb2 Nxe4 12. Bxe4 Nf6 13. Bc2 Rd8 14. Qd3 b6 15. h4 Bb7 16. Rfe1 c5 17. d5 exd5 18. Bxf6 Bxf6 19. Rad1 dxc4 20. Qxc4 Bxf3 21. gxf3 Rd4 22. Rxd4 Bxd4 23. b4 Qf4 24. Qd5 Rf8 25. Ba4 Qxh4 26. Re8 Qxf2+ 27. Kh1 Qf1+ 28. Kh2 Bg1+ 29. Kg3 Qf2+ 30. Kf4 Bh2+ 31. Kg5 Qg3+ 32. Kf6 Rxe8 *", + "Moves": "d5f7 g8h8 f7e8", + "MovesSAN": "Qxf7+ Kh8 Qxe8#", + "Themes": "endgame fork mate mateIn2 short" + }, + { + "FEN": "r2qr3/1b6/2p1p3/1pPpb3/pP1Pp3/P5Pk/4QP2/R5K1 w - - 0 34", + "PGN": "1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 Be7 5. Bg5 h6 6. Bh4 c6 7. e3 a6 8. c5 Nbd7 9. Bd3 O-O 10. O-O Re8 11. Re1 b5 12. b4 a5 13. a3 a4 14. Bc2 Bb7 15. Qd3 g6 16. Bg3 Kg7 17. h4 Nh5 18. Ne2 f5 19. Nf4 Nxf4 20. exf4 Nf6 21. Ne5 Ne4 22. h5 g5 23. fxg5 hxg5 24. Ng6 Bf6 25. Be5 Kh6 26. Bd1 g4 27. Re3 Kxh5 28. Nf4+ Kg5 29. Bxg4 Bxe5 30. Nh3+ Kxg4 31. Rxe4+ fxe4 32. Qe2+ Kh4 33. g3+ Kxh3 *", + "Moves": "e2h5 d8h4 h5h4", + "MovesSAN": "Qh5+ Qh4 Qxh4#", + "Themes": "fork mate mateIn2 middlegame short" + }, + { + "FEN": "1k2rb1r/pppq2pp/8/Q2P1p2/8/2P1B3/PP3P1P/R3KR2 w Q - 0 17", + "PGN": "1. e4 d5 2. exd5 Nf6 3. Nc3 Nxd5 4. Nxd5 Qxd5 5. d4 Nc6 6. Nf3 Bg4 7. c3 O-O-O 8. Be2 e5 9. Nxe5 Bxe2 10. Qxe2 Nxe5 11. Qxe5 Qxg2 12. Rf1 Qc6 13. Qf5+ Qd7 14. Qa5 Re8+ 15. Be3 Kb8 16. d5 f5 *", + "Moves": "a5a7 b8c8 a7a8", + "MovesSAN": "Qxa7+ Kc8 Qa8#", + "Themes": "mate mateIn2 middlegame queensideAttack short" + }, + { + "FEN": "r4rk1/5pp1/p2pb2p/q1p3P1/1p2P3/4B3/PPPQ4/1K1R1B1R b - - 0 20", + "PGN": "1. e4 e5 2. Nf3 d6 3. Nc3 Be7 4. d4 exd4 5. Nxd4 Nf6 6. Be3 Bd7 7. f3 Nc6 8. Qd2 Nxd4 9. Bxd4 c5 10. Be3 a6 11. O-O-O O-O 12. Kb1 b5 13. Nd5 Nxd5 14. Qxd5 Be6 15. Qd2 b4 16. g4 h6 17. h4 Bxh4 18. g5 Bxg5 19. f4 Qa5 20. fxg5 *", + "Moves": "a5a2 b1c1 a2a1", + "MovesSAN": "Qxa2+ Kc1 Qa1#", + "Themes": "mate mateIn2 middlegame queensideAttack short" + }, + { + "FEN": "2rqk2r/4b3/p2pPn2/3BpQpp/3pP3/2p5/PPP2PP1/R4RK1 w k - 0 24", + "PGN": "1. e4 c5 2. Nf3 e6 3. d4 Qc7 4. Be2 d6 5. d5 e5 6. O-O a6 7. Nc3 Bd7 8. Ng5 Be7 9. Bh5 g6 10. Bg4 h5 11. Be2 Qd8 12. h4 f6 13. Ne6 Bxe6 14. dxe6 Nc6 15. Bc4 b5 16. Bd5 Rc8 17. Qf3 Nd4 18. Qg3 g5 19. hxg5 fxg5 20. Be3 b4 21. Bxd4 bxc3 22. Qf3 Nf6 23. Qf5 cxd4 *", + "Moves": "f5g6 e8f8 g6f7", + "MovesSAN": "Qg6+ Kf8 Qf7#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "2r1r3/6pk/3pN2p/1Q1P4/4R3/3KBP1P/6q1/1R6 b - - 0 42", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Bc5 5. c3 Nf6 6. O-O b5 7. Bc2 d6 8. h3 h6 9. a3 O-O 10. d4 exd4 11. cxd4 Bb6 12. Re1 b4 13. Ba4 bxa3 14. Bxc6 axb2 15. Bxb2 Ra7 16. Nbd2 Bd7 17. Bxd7 Qxd7 18. Nc4 Re8 19. Nxb6 cxb6 20. Nd2 b5 21. f3 a5 22. d5 Nh5 23. Bd4 Ra6 24. Qb3 a4 25. Qb1 Rb8 26. Qb4 Nf4 27. Ra3 Kh7 28. Kh2 Rc8 29. Be3 Ng6 30. Rb1 Rb8 31. Nb3 Qe8 32. Na5 Qe5+ 33. Kg1 Nf4 34. Nc6 Ne2+ 35. Kf2 Qg3+ 36. Kxe2 Qxg2+ 37. Kd3 Re8 38. Qxb5 Raa8 39. Rxa4 Rac8 40. Nd4 f5 41. Ne6 fxe4+ 42. Rxe4 *", + "Moves": "g2c2 d3d4 c2c3", + "MovesSAN": "Qc2+ Kd4 Qc3#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "r1bq1b1k/p4R2/2p3Bp/1p2p1N1/8/P2PP3/1PP3PP/6K1 w - - 0 24", + "PGN": "1. e4 d5 2. exd5 Nf6 3. Bc4 Nxd5 4. a3 e6 5. d3 Bc5 6. Ne2 c6 7. O-O Nd7 8. Nbc3 N7f6 9. Ng3 O-O 10. Bg5 Qc7 11. Nce4 Nxe4 12. Nxe4 Nb6 13. Ba2 Be7 14. Be3 Nd5 15. Qh5 Nxe3 16. fxe3 e5 17. Bxf7+ Kh8 18. Bg6 h6 19. Rxf8+ Bxf8 20. Rf1 Qe7 21. Rf7 Qd8 22. Ng5 b5 23. Qxh6+ gxh6 *", + "Moves": "f7h7 h8g8 g6f7", + "MovesSAN": "Rh7+ Kg8 Bf7#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "6kr/R4p2/4pPp1/Q1p2qP1/3nRP2/3P4/1r3BK1/8 w - - 7 36", + "PGN": "1. e4 e6 2. Nc3 d5 3. g3 c5 4. Bg2 Nf6 5. d3 Be7 6. f4 Nc6 7. e5 Ng8 8. Nf3 h5 9. h3 Nh6 10. O-O Rb8 11. a4 a6 12. Ne2 b5 13. axb5 axb5 14. Be3 g6 15. Qd2 b4 16. c3 bxc3 17. bxc3 Nf5 18. Bf2 Kf8 19. g4 hxg4 20. hxg4 Nh6 21. g5 Nf5 22. Ng3 Nxg3 23. Bxg3 Kg7 24. Nh2 Bd7 25. Ng4 d4 26. Nf6 dxc3 27. Qxc3 Nd4 28. Rfe1 Rb3 29. Qd2 Bc6 30. Ra7 Bxg2 31. Kxg2 Bxf6 32. exf6+ Kg8 33. Qa5 Qd5+ 34. Re4 Rb2+ 35. Bf2 Qf5 *", + "Moves": "a5d8 g8h7 a7f7", + "MovesSAN": "Qd8+ Kh7 Rxf7#", + "Themes": "deflection mate mateIn2 middlegame short" + }, + { + "FEN": "8/pp4k1/2p4p/2P2qp1/2NP4/6K1/4Q1PP/8 b - - 9 34", + "PGN": "1. d4 c6 2. c4 Nf6 3. Nc3 d5 4. Bg5 e6 5. Nf3 Be7 6. e3 h6 7. Bh4 O-O 8. Be2 Ne4 9. Bxe7 Qxe7 10. Nxe4 dxe4 11. Nd2 f5 12. O-O Nd7 13. f3 Nf6 14. fxe4 fxe4 15. Rf4 g5 16. Rf1 e5 17. Rc1 Kg7 18. c5 exd4 19. exd4 e3 20. Nc4 Bd7 21. Ne5 Ne4 22. Qd3 Bf5 23. Rxf5 Rxf5 24. Qxe4 Raf8 25. Bg4 Qe6 26. Bxf5 Rxf5 27. Qxe3 Qxa2 28. Rf1 Rxf1+ 29. Kxf1 Qxb2 30. Nc4 Qb1+ 31. Qe1 Qd3+ 32. Qe2 Qb1+ 33. Kf2 Qf5+ 34. Kg3 *", + "Moves": "f5f4 g3h3 f4h4", + "MovesSAN": "Qf4+ Kh3 Qh4#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "5k2/1r2ppb1/3p2p1/1npP4/2N1PP2/1rB3KP/1P6/R4R2 w - - 14 38", + "PGN": "1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. bxa6 d6 6. Nc3 Bxa6 7. e4 Bxf1 8. Kxf1 g6 9. Nf3 Bg7 10. g3 O-O 11. Kg2 Nbd7 12. a4 Qa5 13. Qe2 Rfb8 14. Ra3 Qb4 15. Re1 Ng4 16. Nd2 h5 17. h3 Ngf6 18. Nc4 Ne8 19. a5 Nc7 20. Bd2 Nb5 21. Na4 Nd4 22. Qd3 Qb5 23. Re3 Bh6 24. f4 h4 25. Nab6 Nxb6 26. Nxb6 Ra7 27. Qxb5 Nxb5 28. Rab3 Nd4 29. Rbc3 hxg3 30. Kxg3 Rxa5 31. Nc4 Rab5 32. Rc1 Rb3 33. Re1 R8b5 34. Rf1 Kf8 35. Bc3 Bg7 36. Ree1 Rb7 37. Ra1 Nb5 *", + "Moves": "a1a8 b7b8 a8b8", + "MovesSAN": "Ra8+ Rb8 Rxb8#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "5r1k/5r2/p2p2Qp/4p3/2P1P3/6RP/P5PK/4q3 w - - 0 32", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 Nf6 5. O-O h6 6. Be3 Bxe3 7. fxe3 O-O 8. Nc3 d6 9. d4 Re8 10. d5 Ne7 11. Kh1 c6 12. Bd3 cxd5 13. exd5 Nexd5 14. Nxd5 Nxd5 15. e4 Ne3 16. Qe2 Nxf1 17. Rxf1 Bg4 18. Bc4 Qb6 19. b3 Kh8 20. h3 Bxf3 21. Qxf3 Rf8 22. Qh5 Qc7 23. Rf3 a6 24. Rg3 b5 25. Bd5 Rac8 26. c4 bxc4 27. bxc4 Qa5 28. Qg4 Qe1+ 29. Kh2 g6 30. Bxf7 Rc7 31. Qxg6 Rcxf7 *", + "Moves": "g6h6 f7h7 h6f8", + "MovesSAN": "Qxh6+ Rh7 Qxf8#", + "Themes": "deflection endgame mate mateIn2 short" + }, + { + "FEN": "1r4k1/p1q2pp1/2n2b1p/3p4/P1pP4/2P1RNP1/1rQN2PP/4R1K1 w - - 5 24", + "PGN": "1. d4 Nf6 2. Bf4 e6 3. Nf3 d5 4. e3 c5 5. c3 Be7 6. Nbd2 O-O 7. Bd3 c4 8. Bc2 Nc6 9. O-O Nh5 10. Bg3 Nxg3 11. fxg3 b5 12. Qb1 h6 13. b3 Ba6 14. bxc4 bxc4 15. Ba4 Qc7 16. e4 Rab8 17. Qc2 Bb5 18. Bxb5 Rxb5 19. exd5 exd5 20. Rae1 Bf6 21. a4 Rb7 22. Re3 Rfb8 23. Rfe1 Rb2 *", + "Moves": "e3e8 b8e8 e1e8", + "MovesSAN": "Re8+ Rxe8 Rxe8#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "3r3k/5pbp/p7/1pp2N2/7Q/1P3qP1/P4PbP/6K1 w - - 0 30", + "PGN": "1. e4 c5 2. Nf3 e6 3. d3 Nc6 4. g3 b6 5. Bg2 Bb7 6. O-O d6 7. c4 Nf6 8. Nc3 Be7 9. Re1 O-O 10. d4 cxd4 11. Nxd4 Rc8 12. b3 Qc7 13. Ncb5 Qb8 14. Bb2 a6 15. Nxc6 Bxc6 16. Nd4 e5 17. Nf5 Qc7 18. Qd2 Rfd8 19. Qg5 Bf8 20. Rad1 Qb7 21. Qh4 b5 22. c5 dxc5 23. Bxe5 Rxd1 24. Rxd1 Bxe4 25. Nh6+ Kh8 26. Bxf6 Bxg2 27. Nf5 Qf3 28. Bxg7+ Bxg7 29. Rd8+ Rxd8 *", + "Moves": "h4d8 g7f8 d8f8", + "MovesSAN": "Qxd8+ Bf8 Qxf8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "5rk1/pp6/6pQ/3pn3/3pq3/7R/PP4P1/RN4K1 b - - 1 27", + "PGN": "1. e4 e6 2. Nf3 d5 3. exd5 exd5 4. d4 c6 5. Bd3 Bd6 6. O-O Ne7 7. Ne5 h6 8. Qf3 O-O 9. Qg3 Kh8 10. f4 Bf5 11. Be2 Bxc2 12. Bh5 Bxe5 13. fxe5 Bg6 14. Be2 Nd7 15. Bd3 Bxd3 16. Qxd3 c5 17. Qh3 Kg8 18. Bxh6 gxh6 19. Rf3 Ng6 20. Qxh6 cxd4 21. Rg3 Nxe5 22. h4 Rc8 23. h5 Rc1+ 24. Qxc1 Qh4 25. Rh3 Qe4 26. hxg6 fxg6 27. Qh6 *", + "Moves": "e4e1 g1h2 e5g4", + "MovesSAN": "Qe1+ Kh2 Ng4#", + "Themes": "master mate mateIn2 middlegame short" + }, + { + "FEN": "6k1/Bp3ppp/2p5/4r3/1Pq1b3/P4B1P/5P2/3R2K1 w - - 0 26", + "PGN": "1. d4 d6 2. c4 e5 3. dxe5 dxe5 4. Qc2 Nf6 5. Nc3 Bc5 6. e3 O-O 7. Nf3 Nc6 8. Be2 Bg4 9. h3 Bh5 10. a3 Bg6 11. e4 Re8 12. O-O Nd4 13. Qb1 c6 14. Re1 Qb6 15. Be3 Rad8 16. Na4 Qa5 17. Nxc5 Qxc5 18. b4 Nxf3+ 19. Bxf3 Qxc4 20. Bxa7 Nd5 21. Qb2 Nf4 22. Rad1 Rxd1 23. Rxd1 Bxe4 24. Qxe5 Nxh3+ 25. gxh3 Rxe5 *", + "Moves": "d1d8 e5e8 d8e8", + "MovesSAN": "Rd8+ Re8 Rxe8#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "6k1/pp4p1/2b2p2/5rNp/5P2/1P6/P2R1KPP/8 w - - 1 33", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 4. d4 Bd7 5. Bxc6 Bxc6 6. dxe5 dxe5 7. Qxd8+ Rxd8 8. Nxe5 Bxe4 9. O-O Bxc2 10. Nc3 Bd6 11. Re1 Ne7 12. Nc4 Bb4 13. Bg5 f6 14. Bf4 O-O 15. Bxc7 Rd7 16. Bd6 Bxd6 17. Nxd6 Rxd6 18. Rxe7 Rb6 19. b3 Rc8 20. Nd5 Rb5 21. Rd7 Kh8 22. Ne3 Be4 23. Rad1 h6 24. f3 Bc6 25. R7d2 Re8 26. Nc4 Rg5 27. Nd6 Re7 28. Kf2 h5 29. Re1 Rxe1 30. Nf7+ Kg8 31. Nxg5 Re5 32. f4 Rf5 *", + "Moves": "d2d8 c6e8 d8e8", + "MovesSAN": "Rd8+ Be8 Rxe8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "8/p3Rpk1/5p1p/2p5/2Pr4/P7/2P2PPP/6K1 b - - 3 28", + "PGN": "1. e4 b6 2. d4 Bb7 3. Nc3 d6 4. Nf3 Nd7 5. Bc4 e6 6. O-O Be7 7. Bf4 Ngf6 8. Re1 O-O 9. Qd2 Rc8 10. Rad1 d5 11. exd5 exd5 12. Bb3 Bb4 13. a3 Ne4 14. Qd3 Bxc3 15. bxc3 c5 16. dxc5 bxc5 17. Bxd5 Bxd5 18. Qxd5 Ndf6 19. Qxd8 Rfxd8 20. Rxd8+ Rxd8 21. Be5 h6 22. Bxf6 gxf6 23. c4 Nd6 24. Nd2 Nf5 25. Nb3 Nd4 26. Nxd4 Rxd4 27. Re8+ Kg7 28. Re7 *", + "Moves": "d4d1 e7e1 d1e1", + "MovesSAN": "Rd1+ Re1 Rxe1#", + "Themes": "backRankMate endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "5r1k/1R4b1/5Npp/p1P5/3P1Qp1/6P1/5nPK/4q3 w - - 0 44", + "PGN": "1. d4 d5 2. Nf3 Nf6 3. c4 c6 4. Nc3 Bf5 5. Qb3 Qb6 6. c5 Qc7 7. Bf4 Qc8 8. Nh4 Be6 9. e3 h6 10. Nf3 Bf5 11. Be2 Nbd7 12. O-O g5 13. Bg3 Nh5 14. Rfc1 Nxg3 15. hxg3 Bg7 16. Qd1 O-O 17. b4 e5 18. a4 a5 19. b5 exd4 20. exd4 Re8 21. Bd3 Nf8 22. Rab1 g4 23. Nh4 Bxd3 24. Qxd3 Qe6 25. bxc6 bxc6 26. Rb6 Qd7 27. Rcb1 Ra7 28. Ne2 Ne6 29. Nf5 Ng5 30. Nd6 Rf8 31. Rb7 Rxb7 32. Rxb7 Qe6 33. Qe3 Qg6 34. Nf4 Qc2 35. Kh2 Qxa4 36. Nf5 Qc2 37. Ne7+ Kh7 38. Nxc6 Ne4 39. Nxd5 Nxf2 40. Qf4 Qe2 41. Nf6+ Kh8 42. Ne5 Qe1 43. Ng6+ fxg6 *", + "Moves": "f4h6 g7h6 b7h7", + "MovesSAN": "Qxh6+ Bxh6 Rh7#", + "Themes": "arabianMate master mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "r4r2/p1p4k/2p1Q1Rq/4p3/3pP3/2NP2R1/PPP3PP/6K1 b - - 0 25", + "PGN": "1. e4 d6 2. Nc3 g6 3. f4 Bg7 4. Nf3 Nc6 5. Bb5 Nf6 6. Bxc6+ bxc6 7. d3 O-O 8. O-O Re8 9. Qe1 Nd7 10. f5 Ne5 11. Qh4 Nxf3+ 12. Rxf3 e5 13. Bg5 f6 14. fxg6 hxg6 15. Bxf6 Qd7 16. Raf1 Qg4 17. Qf2 Be6 18. Rg3 Qh5 19. Bxg7 Kxg7 20. Qf6+ Kh7 21. Rg5 Qh6 22. Rf3 d5 23. Rfg3 Rf8 24. Qxe6 d4 25. Rxg6 *", + "Moves": "h6c1 c3d1 c1d1", + "MovesSAN": "Qc1+ Nd1 Qxd1#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "7r/4Qppk/1R6/2pP1Nr1/4P3/P4P1p/6PP/q4RK1 b - - 6 30", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 b6 6. f3 d5 7. Bg5 dxc4 8. e4 h6 9. Bxf6 Qxf6 10. Bxc4 Ba6 11. Qa4+ Nd7 12. Bxa6 Qe7 13. Bb5 Rd8 14. Bxd7+ Rxd7 15. Ne2 O-O 16. O-O Rfd8 17. c4 c5 18. d5 exd5 19. cxd5 Rd6 20. Nf4 Qe5 21. Ne2 Rg6 22. Ng3 h5 23. Qxa7 h4 24. Nf5 Re8 25. Rab1 h3 26. Rf2 Kh7 27. Rxb6 Rg5 28. Qd7 Rh8 29. Qe7 Qa1+ 30. Rf1 *", + "Moves": "g5g2 g1h1 a1f1", + "MovesSAN": "Rxg2+ Kh1 Qxf1#", + "Themes": "deflection mate mateIn2 middlegame short" + }, + { + "FEN": "2krr3/1ppn2pp/p2b1p2/q2N4/4QPn1/4B3/PPP3BP/1K2R2R w - - 1 20", + "PGN": "1. e4 e5 2. Nc3 Nf6 3. f4 exf4 4. e5 Qe7 5. Nf3 d6 6. d4 dxe5 7. dxe5 Bg4 8. Qe2 Bxf3 9. gxf3 Nfd7 10. Bxf4 Nc6 11. O-O-O Ncxe5 12. Re1 f6 13. Nd5 Qc5 14. Qe4 O-O-O 15. Bh3 Bd6 16. Be3 Qa5 17. Kb1 a6 18. Bg2 Rhe8 19. f4 Ng4 *", + "Moves": "d5e7 d6e7 e4b7", + "MovesSAN": "Ne7+ Bxe7 Qxb7#", + "Themes": "discoveredAttack mate mateIn2 middlegame queensideAttack sacrifice short" + }, + { + "FEN": "r5k1/pp6/1bn1pp2/3q2N1/7Q/2P4P/P4PP1/1R4K1 w - - 0 24", + "PGN": "1. e4 c5 2. Nf3 e6 3. c3 d5 4. exd5 exd5 5. d4 Nf6 6. Bd3 Bd6 7. O-O O-O 8. Bg5 Nc6 9. Nbd2 Bg4 10. h3 Bh5 11. dxc5 Bxc5 12. Rc1 Re8 13. Bb1 d4 14. Qc2 Bg6 15. Qa4 Bxb1 16. Rxb1 dxc3 17. bxc3 Bb6 18. Qh4 Re6 19. Rfe1 h6 20. Rxe6 hxg5 21. Nxg5 fxe6 22. Nde4 Qd5 23. Nxf6+ gxf6 *", + "Moves": "h4h7 g8f8 h7f7", + "MovesSAN": "Qh7+ Kf8 Qf7#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "6k1/1p3ppp/8/1P1p4/3Pp1nP/4P1P1/5q1N/Q2K3R b - - 0 31", + "PGN": "1. d4 d5 2. Nf3 Bf5 3. e3 e6 4. Bd3 Nf6 5. Bxf5 exf5 6. b3 Ne4 7. Bb2 Bb4+ 8. c3 Ba5 9. a4 c6 10. b4 Bc7 11. Nbd2 O-O 12. Nxe4 fxe4 13. Nd2 Qg5 14. g3 Nd7 15. Qe2 Nf6 16. h3 a5 17. b5 cxb5 18. axb5 Rfe8 19. h4 Qf5 20. Nf1 a4 21. Ba3 Ba5 22. Qc2 Ng4 23. Rc1 Rec8 24. Bb2 a3 25. Ba1 a2 26. Nh2 Bxc3+ 27. Bxc3 Rxc3 28. Qxc3 Qxf2+ 29. Kd1 a1=Q 30. Rxa1 Rxa1+ 31. Qxa1 *", + "Moves": "g4e3 d1c1 f2c2", + "MovesSAN": "Nxe3+ Kc1 Qc2#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "8/5p2/8/4nQ2/P2k2P1/KPq4P/2P5/8 b - - 2 34", + "PGN": "1. e4 c6 2. Nc3 d6 3. d4 Qc7 4. f4 e5 5. Nf3 Bg4 6. Be3 Nf6 7. h3 Bxf3 8. Qxf3 Nbd7 9. O-O-O O-O-O 10. g4 exd4 11. Bxd4 Be7 12. Bxa7 b5 13. Bxb5 Qxa7 14. Bxc6 Nb8 15. e5 dxe5 16. fxe5 Nfd7 17. Nb5 Qb6 18. Nd6+ Bxd6 19. Rxd6 Nxe5 20. Qf5+ Kc7 21. Rxd8 Rxd8 22. Qxe5+ Kxc6 23. Qxg7 Qe3+ 24. Kb1 Qf3 25. Rc1 Rd1 26. b3 Rxc1+ 27. Kxc1 Nd7 28. Qxh7 Ne5 29. Qh6+ Kc5 30. Kb2 Qe2 31. Qh7 Kd4 32. Qf5 Qd2 33. a4 Qc3+ 34. Ka3 *", + "Moves": "e5c4 a3a2 c3b2", + "MovesSAN": "Nc4+ Ka2 Qb2#", + "Themes": "endgame mate mateIn2 pin short" + }, + { + "FEN": "5k2/4pp2/p3q1p1/1pp1P1Q1/4nPP1/P7/7K/3R4 w - - 1 38", + "PGN": "1. d4 g6 2. Nf3 Bg7 3. b3 c6 4. Bb2 Nf6 5. e3 d5 6. Bd3 Bg4 7. h3 Bd7 8. Nbd2 Na6 9. a3 Nc7 10. Rb1 a6 11. Ne5 Be6 12. O-O O-O 13. c4 b6 14. e4 dxc4 15. bxc4 Qd6 16. Ndf3 Nh5 17. Ng5 c5 18. Nxe6 Nxe6 19. d5 Bxe5 20. Bxe5 Qxe5 21. dxe6 Qxe6 22. Qf3 Rfd8 23. e5 Rab8 24. Be2 Ng7 25. Rfe1 Rd4 26. Qg3 h5 27. f4 Kf8 28. Kh1 Nf5 29. Qg5 Rd2 30. Bf3 Rbd8 31. Bd5 R2xd5 32. cxd5 Rxd5 33. Rbd1 b5 34. g4 hxg4 35. hxg4 Ng3+ 36. Kh2 Rxd1 37. Rxd1 Ne4 *", + "Moves": "g5h6 f8g8 d1d8", + "MovesSAN": "Qh6+ Kg8 Rd8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r5k1/5p2/p7/2QbP2p/7q/P6N/1B2B1P1/3R3K b - - 0 28", + "PGN": "1. d4 d5 2. c4 e6 3. a3 Nf6 4. Nc3 Be7 5. f3 O-O 6. e4 dxe4 7. fxe4 Nc6 8. Nf3 b6 9. Be2 Bb7 10. O-O Na5 11. d5 exd5 12. cxd5 Ng4 13. b4 a6 14. bxa5 Bc5+ 15. Kh1 Nf2+ 16. Rxf2 Bxf2 17. axb6 cxb6 18. Bb2 Bc5 19. e5 Qe7 20. Qb3 Rfc8 21. Rd1 g5 22. h3 h5 23. Na4 g4 24. Ng1 Qh4 25. Nxc5 gxh3 26. Nxh3 Rxc5 27. Qxb6 Bxd5 28. Qxc5 *", + "Moves": "h4h3 h1g1 h3g2", + "MovesSAN": "Qxh3+ Kg1 Qxg2#", + "Themes": "mate mateIn2 middlegame pin short" + }, + { + "FEN": "8/4Q2p/3p2k1/5p2/3q1P1P/4p1P1/8/6K1 w - - 6 51", + "PGN": "1. d4 g6 2. c4 Bg7 3. Nc3 d6 4. g3 Nd7 5. Bg2 e5 6. e3 f5 7. Nge2 Ngf6 8. O-O O-O 9. b3 g5 10. f4 gxf4 11. exf4 e4 12. h3 c5 13. Be3 b6 14. Kh2 Rf7 15. Nb5 Bf8 16. Qc2 a6 17. Nbc3 cxd4 18. Nxd4 Nc5 19. Nc6 Qe8 20. Nd4 Bd7 21. Rfd1 Rc8 22. Bf1 Rg7 23. Qf2 Nh5 24. Nde2 Nd3 25. Qg2 b5 26. Bd4 bxc4 27. Bxg7 Bxg7 28. bxc4 Rxc4 29. Nd5 Bxa1 30. Rxa1 Bc6 31. Ne3 Rc5 32. Nd4 Ng7 33. Rd1 Nb4 34. a3 Nd5 35. Nxd5 Bxd5 36. Bxa6 Qa4 37. Qe2 Ne6 38. Nxe6 Bxe6 39. Rd2 Rd5 40. Bb7 Rxd2 41. Qxd2 Qxa3 42. h4 Kg7 43. Bd5 Bxd5 44. Qxd5 Qb2+ 45. Kg1 Qf6 46. Qb7+ Kh6 47. Qd7 e3 48. Qe8 Qd4 49. Qe6+ Kg7 50. Qe7+ Kg6 *", + "Moves": "h4h5 g6h6 e7g5", + "MovesSAN": "h5+ Kh6 Qg5#", + "Themes": "endgame master mate mateIn2 queenEndgame short" + }, + { + "FEN": "r1b2r1k/pp2p3/3p1pP1/q1pP2N1/5Bp1/2b5/PnQ2PP1/R4K2 w - - 0 21", + "PGN": "1. d4 g6 2. c4 Bg7 3. Nc3 Nf6 4. e4 O-O 5. Bg5 d6 6. Be2 h6 7. Bf4 Nbd7 8. Qd2 c5 9. d5 Kh7 10. h4 h5 11. Nf3 Ng4 12. Ng5+ Kg8 13. Bxg4 hxg4 14. e5 Nxe5 15. h5 Nxc4 16. Qd3 Nxb2 17. Qc2 Qa5 18. hxg6 Bxc3+ 19. Kf1 f6 20. Rh8+ Kxh8 *", + "Moves": "g6g7 h8g7 c2h7", + "MovesSAN": "g7+ Kxg7 Qh7#", + "Themes": "advancedPawn attraction kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "5rk1/5p1p/1q1p2p1/R2P4/2p5/2Pn4/R3Q1PP/5K2 b - - 0 31", + "PGN": "1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Be3 Nbd7 7. Bd3 c6 8. Nge2 a6 9. a4 Rb8 10. O-O e5 11. d5 c5 12. f4 b5 13. axb5 axb5 14. Nxb5 exf4 15. Bxf4 Ne5 16. Ra7 Bg4 17. Qc2 Rxb5 18. cxb5 Nxd3 19. Qxd3 c4 20. Qe3 Bxe2 21. Qxe2 Qb6+ 22. Be3 Qxb5 23. Rfa1 Nxe4 24. R1a2 Nc5 25. R7a5 Qb3 26. R5a3 Qb5 27. Kf1 Nd3 28. Ra5 Qb4 29. Bd2 Qb6 30. Bc3 Bxc3 31. bxc3 *", + "Moves": "b6b1 e2d1 b1d1", + "MovesSAN": "Qb1+ Qd1 Qxd1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r6r/pp2pp1k/3p2pP/2pP1P2/3n4/3P4/qPP2Q2/2K3RR w - - 0 24", + "PGN": "1. e4 c5 2. Nc3 d6 3. g3 g6 4. Bg2 Bg7 5. d3 Nc6 6. Be3 Nf6 7. Qd2 O-O 8. Bh6 Nd4 9. O-O-O Ng4 10. Bxg7 Kxg7 11. f3 Ne5 12. h4 h5 13. g4 hxg4 14. h5 Rh8 15. h6+ Kh7 16. f4 Nef3 17. Nxf3 gxf3 18. Bxf3 Nxf3 19. Qf2 Nd4 20. Nd5 Be6 21. Rdg1 Bxd5 22. exd5 Qa5 23. f5 Qxa2 *", + "Moves": "f5g6 f7g6 f2f7", + "MovesSAN": "fxg6+ fxg6 Qf7#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "r3B1k1/pb2bpp1/1p2p2p/4P2Q/8/2N5/PP4PP/3r1RK1 b - - 0 21", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bg5 h6 6. Bxf6 Bxf6 7. e3 dxc4 8. Bxc4 b6 9. O-O O-O 10. Qc2 Bb7 11. Ne5 Nd7 12. f4 Nxe5 13. fxe5 Be7 14. Rad1 Qc8 15. Qe2 c5 16. Bd3 cxd4 17. exd4 Rd8 18. Qg4 Rxd4 19. Qh5 Qe8 20. Bb5 Rxd1 21. Bxe8 *", + "Moves": "e7c5 g1h1 d1f1", + "MovesSAN": "Bc5+ Kh1 Rxf1#", + "Themes": "deflection kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "6rk/1p5p/4pP2/p2p1p1Q/P7/2Nn4/1P4BP/4qR1K b - - 4 33", + "PGN": "1. e4 d6 2. d4 g6 3. Nc3 Bg7 4. f4 c6 5. a4 a5 6. Nf3 Bg4 7. Be2 Bxf3 8. Bxf3 Qb6 9. e5 Nh6 10. Ne4 d5 11. Ng3 e6 12. O-O Na6 13. c3 O-O 14. Rb1 Nf5 15. Ne2 c5 16. g4 cxd4 17. gxf5 dxc3+ 18. Qd4 c2 19. Ra1 Qc6 20. f6 Bh6 21. Nc3 Rfc8 22. f5 Bxc1 23. Raxc1 gxf5 24. Qh4 Kh8 25. Kh1 Rg8 26. Rxc2 Nb4 27. Rg2 Rxg2 28. Bxg2 Rg8 29. Qh5 Qc7 30. Rf3 Qxe5 31. Qxf7 Nd3 32. Qh5 Qe1+ 33. Rf1 *", + "Moves": "e1f1 g2f1 d3f2", + "MovesSAN": "Qxf1+ Bxf1 Nf2#", + "Themes": "master mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "1r1R4/5ppk/p6p/2Q5/1q6/7P/P4PP1/6K1 w - - 2 26", + "PGN": "1. d4 d5 2. c4 e6 3. Nc3 c5 4. e3 Nf6 5. Nf3 a6 6. cxd5 exd5 7. dxc5 Bxc5 8. Bd3 Nc6 9. O-O O-O 10. h3 d4 11. exd4 Nxd4 12. Ne4 Nxe4 13. Bxe4 Nxf3+ 14. Qxf3 Qb6 15. Rb1 h6 16. b4 Bd4 17. Bb2 Be6 18. Bxd4 Qxd4 19. Rfd1 Qb6 20. Bxb7 Rab8 21. Bd5 Bxd5 22. Qxd5 Rfd8 23. Qc5 Rxd1+ 24. Rxd1 Qxb4 25. Rd8+ Kh7 *", + "Moves": "c5f5 g7g6 f5f7", + "MovesSAN": "Qf5+ g6 Qxf7#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "1k5r/p2b4/1p2p3/3p1p2/1P1Pn1p1/4PPPp/1P2B1P1/R4RK1 b - - 0 27", + "PGN": "1. d4 d5 2. Bf4 e6 3. e3 f6 4. Nd2 Bd6 5. Bg3 Bxg3 6. hxg3 Bd7 7. Ngf3 Nc6 8. c3 Qe7 9. Bd3 O-O-O 10. Qc2 f5 11. Nb3 g5 12. Nc5 Kb8 13. Qb3 b6 14. Na6+ Kb7 15. Nb4 Nxb4 16. Qxb4 Qxb4 17. cxb4 g4 18. Ne5 Nf6 19. Nf7 Rdf8 20. Nxh8 Rxh8 21. O-O h5 22. a4 h4 23. a5 h3 24. axb6 cxb6 25. Ba6+ Kb8 26. Be2 Ne4 27. f3 *", + "Moves": "h3h2 g1h1 e4g3", + "MovesSAN": "h2+ Kh1 Nxg3#", + "Themes": "advancedPawn endgame kingsideAttack mate mateIn2 short" + }, + { + "FEN": "q4rk1/5p2/2p1p1p1/2PpP1p1/1P6/6Q1/2P1RPPP/6K1 b - - 0 26", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. Nc3 d6 4. Bb5 a6 5. Bxc6+ bxc6 6. O-O e6 7. e5 d5 8. Re1 h6 9. d4 Ne7 10. dxc5 Nf5 11. b4 a5 12. Ba3 axb4 13. Bxb4 Be7 14. a3 O-O 15. Nd4 Nxd4 16. Qxd4 Bg5 17. Rad1 Ba6 18. Na4 Be2 19. Rxe2 Rxa4 20. Rd3 Bc1 21. Rg3 Qa8 22. Qg4 g6 23. Qf3 Bg5 24. Rxg5 hxg5 25. Qg3 Rxb4 26. axb4 *", + "Moves": "a8a1 e2e1 a1e1", + "MovesSAN": "Qa1+ Re1 Qxe1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "4r1k1/2p2ppp/8/p2Q4/Pp5q/4rP2/1PP3PP/R3RK2 b - - 4 21", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Nxc6 Qf6 6. f3 dxc6 7. Nc3 Ne7 8. Bc4 O-O 9. Qe2 b5 10. Bb3 a5 11. a4 b4 12. Nd1 Nd5 13. exd5 Ba6 14. Bc4 Rfe8 15. Ne3 Bxc4 16. Qxc4 Bxe3 17. Bxe3 Rxe3+ 18. Kf2 cxd5 19. Qxd5 Rae8 20. Rhe1 Qh4+ 21. Kf1 *", + "Moves": "e3e1 a1e1 e8e1", + "MovesSAN": "Rxe1+ Rxe1 Rxe1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "5k2/4pp2/3p2p1/2p1q3/7R/1Q4P1/3r1PK1/8 w - - 0 40", + "PGN": "1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. g3 O-O 5. Bg2 d6 6. Nf3 Nc6 7. d5 Na5 8. Qd3 c5 9. O-O a6 10. e4 Rb8 11. a4 Nb3 12. Ra2 Nxc1 13. Rxc1 Ng4 14. h3 Ne5 15. Nxe5 Bxe5 16. b3 Qa5 17. h4 Bd7 18. Bf3 Qb4 19. Ne2 b5 20. cxb5 axb5 21. axb5 Bxb5 22. Qc2 Bxe2 23. Bxe2 Qxb3 24. h5 Bd4 25. Kg2 Qb7 26. Bc4 Qd7 27. Bd3 Rb4 28. Qd2 Qg4 29. Rh1 Bg7 30. Bc2 Rd4 31. Qe3 Rb8 32. Ra7 Bf8 33. e5 Rxd5 34. Rh4 Qe6 35. hxg6 hxg6 36. Bb3 Rxb3 37. Qxb3 Qxe5 38. Ra8 Rd2 39. Rxf8+ Kxf8 *", + "Moves": "b3b8 f8g7 b8h8", + "MovesSAN": "Qb8+ Kg7 Qh8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "5k1r/p1p1p1bp/1pQ1P1p1/5p2/2N1pq2/2P5/PP3PPP/3r1RK1 w - - 0 19", + "PGN": "1. Nf3 g6 2. d4 Bg7 3. c3 d5 4. e4 dxe4 5. Ng5 f5 6. Bc4 Nh6 7. Ne6 Bxe6 8. Bxe6 Qd6 9. Bxh6 Bxh6 10. Qb3 b6 11. d5 Nd7 12. Nd2 Nc5 13. Qb5+ Kf8 14. Nc4 Qf4 15. Qc6 Rd8 16. O-O Nxe6 17. dxe6 Bg7 18. Rad1 Rxd1 *", + "Moves": "c6a8 d1d8 a8d8", + "MovesSAN": "Qa8+ Rd8 Qxd8#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "r4rk1/2p2ppp/p3b3/1P1p4/6n1/1B1P1P2/1PP3Pq/RNBQRK2 b - - 2 17", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 b5 5. Bb3 Nf6 6. O-O Nxe4 7. Re1 d5 8. d3 Nf6 9. Nxe5 Nxe5 10. Rxe5+ Be6 11. a4 Bd6 12. Re1 O-O 13. axb5 Bxh2+ 14. Kxh2 Ng4+ 15. Kg1 Qh4 16. f3 Qh2+ 17. Kf1 *", + "Moves": "h2h1 f1e2 h1g2", + "MovesSAN": "Qh1+ Ke2 Qxg2#", + "Themes": "deflection mate mateIn2 middlegame short" + }, + { + "FEN": "r1b1r2k/pp4pp/2n5/1q2N3/4QP2/8/PPP2KPP/R6R w - - 0 18", + "PGN": "1. f4 e5 2. e4 d5 3. exd5 c6 4. dxc6 Nxc6 5. Nf3 e4 6. Qe2 f5 7. Nc3 Nf6 8. d3 Bb4 9. Bd2 O-O 10. dxe4 fxe4 11. Nxe4 Nxe4 12. Qc4+ Kh8 13. Bxb4 Nxb4 14. Qxe4 Re8 15. Ne5 Nc6 16. Bb5 Qa5+ 17. Kf2 Qxb5 *", + "Moves": "e5f7 h8g8 e4e8", + "MovesSAN": "Nf7+ Kg8 Qxe8#", + "Themes": "discoveredAttack kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "r1b5/pp3R2/2p1p1k1/3pP1p1/1nPP2r1/8/PP2N3/K4R2 w - - 5 34", + "PGN": "1. d4 g6 2. c4 Bg7 3. g3 e6 4. Bg2 c6 5. Nc3 Nf6 6. Bg5 O-O 7. e4 Qe8 8. e5 Nh5 9. g4 h6 10. gxh5 hxg5 11. hxg6 fxg6 12. Qg4 Qe7 13. Nf3 Rf5 14. O-O-O Bh6 15. Kb1 Kg7 16. h4 Rf4 17. Qg3 g4 18. Nh2 Qf7 19. Nxg4 d5 20. h5 g5 21. Ne2 Qf5+ 22. Ka1 Rxg4 23. Qh2 Qxf2 24. Bh3 Qxh2 25. Rxh2 Rh4 26. Rf1 Na6 27. Rhf2 Rxh5 28. Rf7+ Kg8 29. Bg4 Rh4 30. R7f6 Rxg4 31. Rxh6 Kg7 32. Rhf6 Nb4 33. Rf7+ Kg6 *", + "Moves": "f1f6 g6h5 f7h7", + "MovesSAN": "R1f6+ Kh5 Rh7#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "r2n2k1/1R6/p5pp/1p6/3p1q2/P1P5/4Q1PP/RB5K b - - 0 30", + "PGN": "1. e4 c5 2. f4 Nc6 3. Nf3 d5 4. exd5 Qxd5 5. Nc3 Qd8 6. Bc4 Nf6 7. a3 e6 8. d3 Bd6 9. O-O O-O 10. Re1 a6 11. Ng5 h6 12. Nge4 Be7 13. Nxf6+ Bxf6 14. Ne4 Bd4+ 15. Kh1 b5 16. Ba2 f5 17. Ng3 Bb7 18. Rxe6 Kh8 19. c3 Bf6 20. Nxf5 Bxc3 21. bxc3 Rxf5 22. Bb2 Rxf4 23. Qe2 Qg5 24. Bc1 Nd8 25. Bxf4 Qxf4 26. Re8+ Kh7 27. d4 cxd4 28. Bb1+ g6 29. Re7+ Kg8 30. Rxb7 *", + "Moves": "f4c1 e2d1 c1d1", + "MovesSAN": "Qc1+ Qd1 Qxd1#", + "Themes": "backRankMate mate mateIn2 middlegame short" + }, + { + "FEN": "8/8/1R6/4rkpp/5p2/5PPP/5K2/8 w - - 3 52", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d3 Nf6 6. Be2 Nc6 7. O-O h6 8. b3 d5 9. Bb2 d4 10. c3 Bc5 11. Nbd2 Bf5 12. b4 dxc3 13. Bxc3 Bxb4 14. Bxb4 Nxb4 15. Qa4+ Nc6 16. Ne5 Bd7 17. Nxd7 Qxd7 18. Bf3 O-O 19. Nc4 Nd5 20. Qb5 Nb6 21. Nxb6 axb6 22. Rfc1 Ra5 23. Bxc6 bxc6 24. Qxc6 Qxd3 25. Qxc7 Qa6 26. Qc4 Ra8 27. Qxa6 R5xa6 28. Rc2 b5 29. Rb2 b4 30. Kf1 Rb6 31. Rab1 Kf8 32. Ke2 Ke7 33. Rc1 Rab8 34. Rc7+ Kf6 35. Rd2 b3 36. axb3 Re8+ 37. Kd1 Rxb3 38. Rdd7 Rf8 39. Kc2 Rb6 40. f3 g5 41. h3 h5 42. Kd3 Re6 43. Rc5 Kg6 44. Rdd5 f5 45. Re5 Rd8+ 46. Ke3 Rxe5+ 47. Rxe5 Kf6 48. Rb5 Re8+ 49. Kf2 f4 50. g3 Re5 51. Rb6+ Kf5 *", + "Moves": "g3g4 h5g4 h3g4", + "MovesSAN": "g4+ hxg4 hxg4#", + "Themes": "endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "6k1/2p1rppp/p1p1p3/8/2P1P3/8/P4PPP/3R2K1 w - - 0 21", + "PGN": "1. d4 d5 2. c4 dxc4 3. Nf3 Nc6 4. e4 Bg4 5. Be3 Bxf3 6. Qxf3 Nxd4 7. Qd1 Nc6 8. Qxd8+ Nxd8 9. Bxc4 e6 10. O-O Nc6 11. Nc3 Bb4 12. Rad1 Bxc3 13. bxc3 Nge7 14. Bb5 O-O 15. c4 a6 16. Ba4 Rad8 17. Bc5 Rfe8 18. Bxe7 Rxd1 19. Rxd1 Rxe7 20. Bxc6 bxc6 *", + "Moves": "d1d8 e7e8 d8e8", + "MovesSAN": "Rd8+ Re8 Rxe8#", + "Themes": "backRankMate endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "6r1/p2q1p1k/2pp3p/1p6/4PQ2/1P1P4/1PP1N1r1/R4R1K b - - 0 34", + "PGN": "1. e4 e5 2. Bc4 Nc6 3. Nc3 Nf6 4. d3 d6 5. Qf3 Be7 6. Nge2 O-O 7. Qg3 b6 8. Bh6 Nh5 9. Qf3 Nf6 10. Qg3 Nh5 11. Qf3 Nf6 12. Bg5 h6 13. Bh4 Be6 14. Bb5 Na5 15. h3 c6 16. Ba4 b5 17. Bb3 Nxb3 18. axb3 Qd7 19. O-O g5 20. Bg3 Kh7 21. Kh1 g4 22. hxg4 Bxg4 23. Qe3 Nh5 24. f3 Bg5 25. Qf2 Be6 26. Bh4 Rg8 27. Bxg5 Rxg5 28. Qh4 Rag8 29. g4 Nf4 30. Nxf4 exf4 31. Ne2 Bxg4 32. fxg4 Rxg4 33. Qh2 Rg2 34. Qxf4 *", + "Moves": "d7h3 f4h2 g2h2", + "MovesSAN": "Qh3+ Qh2 Rxh2#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "5k2/R7/2R5/5r2/2n5/6P1/6KP/8 b - - 4 60", + "PGN": "1. d4 Nf6 2. g3 g6 3. Qd3 d5 4. Bg2 Bf5 5. Qd1 Bg7 6. e3 Nbd7 7. Nf3 c5 8. c3 cxd4 9. cxd4 O-O 10. O-O Qb6 11. Nc3 Rac8 12. Nh4 Be6 13. Na4 Qd6 14. a3 Nb6 15. Bd2 Bd7 16. Bb4 Bxa4 17. b3 Bxb3 18. Qxb3 Qc7 19. Bc5 e6 20. Bxf8 Bxf8 21. a4 Qc4 22. Qxc4 Nxc4 23. Nf3 Ne4 24. Rfc1 Rc6 25. Rab1 b6 26. Bf1 Ned6 27. Ra1 Na5 28. Rcb1 Ne4 29. Ne5 Rc2 30. Bd3 Rd2 31. Ra3 Nxf2 32. Rf1 Bh6 33. Bb5 f6 34. Nd7 Nh3+ 35. Kh1 Nf2+ 36. Kg1 Nh3+ 37. Kh1 Nf2+ 38. Kg2 Ng4+ 39. Kh3 Nxe3 40. Rxf6 Nec4 41. Raf3 Nd6 42. Rxe6 Nxb5 43. axb5 Rxd4 44. Re8+ Kg7 45. Re7+ Kg8 46. Nf6+ Kf8 47. Nxd5+ Kg8 48. Nf6+ Kf8 49. Rxh7 Bg5 50. Ng4+ Ke8 51. Rxa7 Rb4 52. Nf6+ Bxf6 53. Rxf6 Rxb5 54. Rxg6 Kf8 55. Rh6 Kg8 56. Rd6 Rh5+ 57. Kg2 Rf5 58. Rxb6 Nc4 59. Rg6+ Kf8 60. Rc6 *", + "Moves": "c4e3 g2h3 f5h5", + "MovesSAN": "Ne3+ Kh3 Rh5#", + "Themes": "anastasiaMate endgame mate mateIn2 short" + }, + { + "FEN": "rnb5/pp3R2/2p1p3/3n2p1/3qN1k1/8/PP4BP/7K w - - 0 29", + "PGN": "1. g3 f6 2. Bg2 Kf7 3. f4 e6 4. e4 Bc5 5. d4 Bb6 6. c3 Ne7 7. Be3 Rf8 8. Nd2 Kg8 9. Ngf3 c6 10. O-O d6 11. e5 fxe5 12. fxe5 Nd5 13. Bg5 Qc7 14. Ne4 dxe5 15. Nxe5 Qxe5 16. Rxf8+ Kxf8 17. Qh5 Bxd4+ 18. cxd4 Qxd4+ 19. Kh1 h6 20. Rf1+ Kg8 21. Bxh6 gxh6 22. Qf7+ Kh8 23. Qf8+ Kh7 24. Rf7+ Kg6 25. Qg8+ Kh5 26. g4+ Kh4 27. Qd8+ Kxg4 28. Qg5+ hxg5 *", + "Moves": "g2f3 g4h4 f7h7", + "MovesSAN": "Bf3+ Kh4 Rh7#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "r4rk1/1b1p1pp1/p1n2n1p/1p1N2N1/3q4/P2Q4/1P2BPPP/2R1R1K1 w - - 2 22", + "PGN": "1. e4 c5 2. d4 cxd4 3. c3 e5 4. cxd4 exd4 5. Qxd4 Nc6 6. Qd1 Bb4+ 7. Bd2 Qe7 8. Bxb4 Qxe4+ 9. Be2 Nxb4 10. Nc3 Qe7 11. Nf3 a6 12. O-O Nf6 13. Re1 O-O 14. Qb3 Nc6 15. Rad1 Qb4 16. Qc2 b5 17. a3 Qc5 18. Qd3 Bb7 19. Rc1 Qb6 20. Ng5 h6 21. Nd5 Qd4 *", + "Moves": "d5f6 g7f6 d3h7", + "MovesSAN": "Nxf6+ gxf6 Qh7#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "5bk1/pp3p1p/3p1Q2/2p1q1N1/8/5P1P/6P1/6K1 w - - 1 27", + "PGN": "1. d4 c5 2. d5 d6 3. c4 Nf6 4. Nc3 e6 5. e4 exd5 6. exd5 Be7 7. Nf3 O-O 8. Bd3 Re8 9. O-O Bg4 10. h3 Bh5 11. Be2 Bxf3 12. Bxf3 Nbd7 13. Re1 Ne5 14. b3 Bf8 15. Bb2 Nxf3+ 16. Qxf3 Rxe1+ 17. Rxe1 Qa5 18. Kf1 Re8 19. Rxe8 Nxe8 20. Ne4 Qxa2 21. Bc3 Qxb3 22. Ng5 Qxc4+ 23. Kg1 Nf6 24. Bxf6 gxf6 25. Qxf6 Qxd5 26. f3 Qe5 *", + "Moves": "f6f7 g8h8 f7f8", + "MovesSAN": "Qxf7+ Kh8 Qxf8#", + "Themes": "deflection endgame mate mateIn2 short" + }, + { + "FEN": "7k/1r5p/p5pP/5p2/2P1q3/4N1R1/P4P2/3R2K1 w - - 0 34", + "PGN": "1. b3 e5 2. Bb2 Nc6 3. Nf3 d6 4. e3 g6 5. Bb5 Bg7 6. O-O Ne7 7. d4 exd4 8. Bxd4 Bxd4 9. exd4 O-O 10. h3 Bd7 11. d5 Ne5 12. Bxd7 Qxd7 13. Nxe5 dxe5 14. c4 Rad8 15. Re1 f6 16. Qf3 c6 17. dxc6 Nxc6 18. Nc3 Nd4 19. Qd3 a6 20. Rad1 Qc6 21. Nd5 Kg7 22. Re3 b5 23. Rg3 bxc4 24. bxc4 Rd7 25. h4 Rc8 26. Ne3 Nf3+ 27. gxf3 Rxd3 28. Rxd3 e4 29. fxe4 Qxe4 30. Rd7+ Kh8 31. h5 Rb8 32. Rd1 Rb7 33. h6 f5 *", + "Moves": "d1d8 e4e8 d8e8", + "MovesSAN": "Rd8+ Qe8 Rxe8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "1r4k1/p4p2/2pq2p1/4p1Rb/2BrNn1P/2Q2P2/PPP5/1K4R1 b - - 7 25", + "PGN": "1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. f3 Be7 7. Be3 O-O 8. Qd2 Nc6 9. O-O-O d5 10. exd5 Nxd5 11. Nxc6 bxc6 12. Bd4 Rb8 13. Ne4 Qc7 14. Bc5 Bxc5 15. Nxc5 e5 16. Bc4 Bf5 17. g4 Bg6 18. h4 h5 19. gxh5 Bxh5 20. Rhg1 Nf4 21. Rg5 g6 22. Rdg1 Rfd8 23. Qc3 Rd4 24. Kb1 Qd6 25. Ne4 *", + "Moves": "d4d1 g1d1 d6d1", + "MovesSAN": "Rd1+ Rxd1 Qxd1#", + "Themes": "mate mateIn2 middlegame queensideAttack short" + }, + { + "FEN": "3r4/5Nk1/4q1p1/p5Q1/1p6/1P6/P5PP/3r1R1K w - - 1 35", + "PGN": "1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. f3 d6 5. e4 O-O 6. Be3 e5 7. d5 c6 8. Bd3 cxd5 9. cxd5 Na6 10. Qd2 Bd7 11. Bh6 Qa5 12. Bxg7 Kxg7 13. Nge2 b5 14. O-O b4 15. Nd1 Nc5 16. Bc4 Bb5 17. Bxb5 Qxb5 18. Kh1 a5 19. b3 Rac8 20. Ne3 Nd3 21. Nc4 Nc5 22. Rfc1 Rfd8 23. Qg5 h6 24. Qh4 Nd3 25. f4 Nxc1 26. Rxc1 Nxe4 27. fxe5 Ng5 28. Rf1 dxe5 29. Ng3 Rxd5 30. Ne4 Rcd8 31. Nxg5 hxg5 32. Qxg5 Qc6 33. Nxe5 Qe6 34. Nxf7 Rd1 *", + "Moves": "g5h6 g7g8 h6h8", + "MovesSAN": "Qh6+ Kg8 Qh8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "2kr4/1p3pp1/pRbrp2p/8/6n1/2N4P/PPP2PP1/R1B3K1 b - - 0 20", + "PGN": "1. e4 d5 2. Nf3 Nf6 3. e5 Ne4 4. d4 c5 5. Bb5+ Bd7 6. Qe2 a6 7. Bd3 Bc6 8. O-O h6 9. Rd1 e6 10. Bxe4 dxe4 11. Nfd2 cxd4 12. Nxe4 Qb6 13. Nd6+ Bxd6 14. exd6 Nd7 15. Qg4 O-O-O 16. Rxd4 Ne5 17. Rb4 Nxg4 18. Rxb6 Rxd6 19. Nc3 Rhd8 20. h3 *", + "Moves": "d6d1 c3d1 d8d1", + "MovesSAN": "Rd1+ Nxd1 Rxd1#", + "Themes": "kingsideAttack mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "r2k4/pp1b2Q1/3pp3/2p5/8/1B1Pq3/PPPN1p2/2K2R2 b - - 5 24", + "PGN": "1. e4 c5 2. Bc4 f6 3. f4 Nc6 4. f5 Ne5 5. Bb3 g6 6. fxg6 hxg6 7. d3 d6 8. Bf4 Bg4 9. Qd2 Bh6 10. Bxh6 Nxh6 11. h3 Bd7 12. Nf3 Nxf3+ 13. gxf3 f5 14. Rg1 fxe4 15. Rxg6 exf3 16. Rxh6 Rxh6 17. Qxh6 e6 18. Qg6+ Ke7 19. Nd2 Qh8 20. O-O-O Qxh3 21. Kb1 f2 22. Qg7+ Kd8 23. Rf1 Qe3 24. Kc1 *", + "Moves": "e3e1 f1e1 f2e1q", + "MovesSAN": "Qe1+ Rxe1 fxe1=Q#", + "Themes": "advancedPawn mate mateIn2 middlegame promotion queensideAttack short" + }, + { + "FEN": "r1b2B1k/pp3Qpp/2n2p1q/3Bp3/P5n1/2N3P1/1P2PP2/R2R2K1 b - - 10 23", + "PGN": "1. Nf3 d5 2. d4 e6 3. g3 Nf6 4. Bg2 Bd6 5. O-O O-O 6. c4 dxc4 7. a4 c5 8. Be3 Ng4 9. Bg5 f6 10. Bd2 cxd4 11. Nxd4 Bxg3 12. hxg3 Qxd4 13. Qc2 e5 14. Bc3 Qd8 15. Rd1 Qe8 16. Bb4 Qh5 17. Qxc4+ Kh8 18. Bxf8 Qh2+ 19. Kf1 Nc6 20. Qf7 Qh6 21. Nc3 Nh2+ 22. Kg1 Ng4 23. Bd5 *", + "Moves": "h6h2 g1f1 h2f2", + "MovesSAN": "Qh2+ Kf1 Qxf2#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "r6k/6p1/7p/8/8/8/5RPP/7K b - - 0 35", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Bf5 7. O-O Be7 8. c4 dxc4 9. Bxc4 O-O 10. Nc3 Nc6 11. Re1 Nxc3 12. bxc3 Bd6 13. Bg5 Qd7 14. Ne5 Nxe5 15. dxe5 Bc5 16. Qf3 Bg4 17. Qxb7 Bxf2+ 18. Kxf2 Qf5+ 19. Kg1 Qxg5 20. Rf1 Qxe5 21. Bxf7+ Kh8 22. Bd5 Rad8 23. c4 Qd4+ 24. Kh1 Qc5 25. Rae1 Be2 26. Rg1 Bxc4 27. Bxc4 Qxc4 28. Rc1 Qxa2 29. Rxc7 Rg8 30. Qxa7 Qxa7 31. Rxa7 h6 32. Ra2 Ra8 33. Rf2 Rgf8 34. Rgf1 Rxf2 35. Rxf2 *", + "Moves": "a8a1 f2f1 a1f1", + "MovesSAN": "Ra1+ Rf1 Rxf1#", + "Themes": "backRankMate endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "6k1/5ppp/p7/1p3b2/5P2/6P1/PPPBBb1P/RN5K b - - 0 21", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 b5 5. Bb3 Nf6 6. d4 d6 7. dxe5 dxe5 8. Qxd8+ Nxd8 9. Nxe5 Nxe4 10. O-O Bd6 11. f4 O-O 12. Bd5 Bc5+ 13. Kh1 Nf2+ 14. Rxf2 Bxf2 15. Bxa8 c6 16. g3 Bh3 17. Nxc6 Re8 18. Bd2 Nxc6 19. Bxc6 Re2 20. Bf3 Bf5 21. Bxe2 *", + "Moves": "f5e4 e2f3 e4f3", + "MovesSAN": "Be4+ Bf3 Bxf3#", + "Themes": "doubleBishopMate endgame mate mateIn2 short" + }, + { + "FEN": "2kb2r1/ppp5/4b1q1/2N1Q3/2P5/1P4Pp/PB2PP2/5K1R b - - 3 30", + "PGN": "1. d4 d5 2. c4 e5 3. dxe5 d4 4. Nf3 Nc6 5. Nbd2 Nge7 6. Nb3 Nf5 7. g3 Be6 8. Nbd2 Qd7 9. Bg2 O-O-O 10. b3 h5 11. h4 f6 12. exf6 gxf6 13. Bb2 Bb4 14. O-O Rdg8 15. Ne4 Be7 16. Qd2 Nh6 17. Nxd4 Rd8 18. Rad1 Qe8 19. Qe3 Nxd4 20. Rxd4 Nf5 21. Rxd8+ Qxd8 22. Qd2 Qg8 23. Nxf6 Qg6 24. Ne4 Rg8 25. Qf4 Nxh4 26. Qe5 Nxg2 27. Kxg2 h4 28. Rh1 h3+ 29. Kf1 Bd8 30. Nc5 *", + "Moves": "g6b1 b2c1 b1c1", + "MovesSAN": "Qb1+ Bc1 Qxc1#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "6k1/5ppp/4p1q1/3pP1b1/3P1Q1P/8/1r4P1/2R3K1 w - - 0 29", + "PGN": "1. e4 e6 2. Nf3 d5 3. e5 c5 4. d4 Nc6 5. c3 Qb6 6. Be2 Bd7 7. O-O Rc8 8. a4 a5 9. Na3 cxd4 10. cxd4 Nge7 11. Bb5 Nf5 12. Bxc6 bxc6 13. b3 c5 14. Be3 Nxe3 15. fxe3 cxd4 16. exd4 Be7 17. Qd3 O-O 18. Nb5 Rb8 19. Rab1 Bxb5 20. axb5 Qxb5 21. Qd2 a4 22. bxa4 Qxa4 23. Qf4 Qc2 24. Rbc1 Qg6 25. h4 Rb2 26. Rf2 Rfb8 27. Ng5 Bxg5 28. Rxb2 Rxb2 *", + "Moves": "c1c8 g5d8 c8d8", + "MovesSAN": "Rc8+ Bd8 Rxd8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "1k3q1r/6p1/2pN4/Q3P2r/P3P3/5bP1/1P3PB1/2R3K1 b - - 2 33", + "PGN": "1. g3 e5 2. Nf3 Nc6 3. Bg2 Nf6 4. O-O d5 5. d3 Be6 6. Bg5 Be7 7. Nbd2 Qd7 8. Bxf6 Bxf6 9. c3 h5 10. e4 d4 11. cxd4 Nxd4 12. Nxd4 Qxd4 13. Qc2 O-O-O 14. Nf3 Qd7 15. Rfd1 h4 16. a4 hxg3 17. hxg3 Bh3 18. Bh1 Bg4 19. Qe2 Qe6 20. Qe3 Rh7 21. d4 Rdh8 22. Bg2 Rh5 23. dxe5 Bg5 24. Qxa7 c6 25. Qa8+ Kc7 26. Qa5+ Kb8 27. Rd8+ Rxd8 28. Nxg5 Qe7 29. Nxf7 Re8 30. Nd6 Reh8 31. Rc1 Qf8 32. Nxb7 Bf3 33. Nd6 *", + "Moves": "h5h1 g2h1 h8h1", + "MovesSAN": "Rh1+ Bxh1 Rxh1#", + "Themes": "mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "r1b1kbnr/pppp2pp/8/3Q4/2B1Pp2/8/PPP2PqP/RNB1K2R w KQkq - 0 9", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 f5 4. d3 f4 5. d4 Nxd4 6. Nxd4 exd4 7. Qxd4 Qg5 8. Qd5 Qxg2 *", + "Moves": "d5f7 e8d8 f7f8", + "MovesSAN": "Qf7+ Kd8 Qxf8#", + "Themes": "deflection mate mateIn2 opening short" + }, + { + "FEN": "rn4k1/pp2pp1p/2p3pQ/6N1/6b1/KP1P2P1/P1P4P/q6B w - - 0 20", + "PGN": "1. g3 g6 2. Bg2 Bg7 3. Nc3 Nf6 4. b3 O-O 5. Bb2 c6 6. Qc1 d5 7. d3 Bf5 8. e4 dxe4 9. Nxe4 Nxe4 10. Bxg7 Nxf2 11. Bxf8 Nxh1 12. Bxh1 Kxf8 13. Nf3 Qd6 14. Qh6+ Kg8 15. Ng5 Qb4+ 16. Kd1 Bg4+ 17. Kc1 Qe1+ 18. Kb2 Qe5+ 19. Ka3 Qxa1 *", + "Moves": "h6h7 g8f8 h7f7", + "MovesSAN": "Qxh7+ Kf8 Qxf7#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "6k1/p1r2ppp/2p5/2Ppp3/2nN4/4P3/P1P1KPPP/1R6 w - - 0 25", + "PGN": "1. b4 c6 2. Bb2 Nf6 3. e3 e6 4. b5 Be7 5. bxc6 bxc6 6. Nf3 O-O 7. d4 Ba6 8. Bc3 Bxf1 9. Rxf1 Ne4 10. Qd3 Nxc3 11. Nxc3 Bf6 12. Ne4 d5 13. Nc5 Nd7 14. Nb7 Qc7 15. Qa6 Rfb8 16. Rb1 Be7 17. Ke2 Nb6 18. Nc5 Bxc5 19. dxc5 Nc4 20. Rxb8+ Rxb8 21. Rc1 Qb7 22. Qxb7 Rxb7 23. Nd4 Rc7 24. Rb1 e5 *", + "Moves": "b1b8 c7c8 b8c8", + "MovesSAN": "Rb8+ Rc8 Rxc8#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "r3r1k1/p1p2ppp/2Q5/2b5/3q4/8/PPP2PPP/R1B2RK1 b - - 0 14", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Nc3 Nxe4 5. Nxe4 d5 6. Bd3 dxe4 7. Bxe4 Bc5 8. Bxc6+ bxc6 9. Nxe5 O-O 10. O-O Re8 11. Nf3 Bg4 12. d4 Bxf3 13. Qxf3 Qxd4 14. Qxc6 *", + "Moves": "d4f2 f1f2 e8e1", + "MovesSAN": "Qxf2+ Rxf2 Re1#", + "Themes": "kingsideAttack mate mateIn2 middlegame pin sacrifice short" + }, + { + "FEN": "6k1/R4ppp/3r4/1pp5/8/6P1/PP3P1P/6K1 w - - 0 32", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. c3 Nf6 4. d4 Bd6 5. d5 Ne7 6. Bg5 Ng6 7. Bxf6 Qxf6 8. Be2 O-O 9. O-O c6 10. c4 cxd5 11. cxd5 Nf4 12. Nc3 Qg6 13. g3 b6 14. Nb5 Bc5 15. d6 Bb7 16. Nxe5 Nxe2+ 17. Qxe2 Qxe4 18. Qxe4 Bxe4 19. Nxd7 Rfd8 20. Nxc5 bxc5 21. Rfe1 Bc6 22. Nc7 Rac8 23. Rad1 Bf3 24. Rd2 Rd7 25. Nb5 Rcd8 26. Re3 Bc6 27. Nc3 Rxd6 28. Rxd6 Rxd6 29. Re7 a6 30. Ra7 Bb5 31. Nxb5 axb5 *", + "Moves": "a7a8 d6d8 a8d8", + "MovesSAN": "Ra8+ Rd8 Rxd8#", + "Themes": "backRankMate endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "2r1k1bR/3R4/6N1/1p6/5P2/2b1P2P/5K2/q7 w - - 4 36", + "PGN": "1. d4 Nf6 2. Nf3 g6 3. Bg5 Bg7 4. e3 Ne4 5. Bf4 O-O 6. Bd3 d5 7. h3 c5 8. c3 Nc6 9. Bxe4 dxe4 10. Ng5 e5 11. dxe5 Qxd1+ 12. Kxd1 Rd8+ 13. Ke2 Nxe5 14. Bxe5 Bxe5 15. Nxe4 Bf5 16. Nbd2 b6 17. g4 Be6 18. f4 Bg7 19. Rad1 Bxa2 20. b3 c4 21. bxc4 Rac8 22. Kf2 f5 23. gxf5 gxf5 24. Ng3 Bxc3 25. Nf3 Bxc4 26. Nxf5 b5 27. Ne7+ Kf8 28. Nxc8 Rxc8 29. Rd7 a5 30. Rxh7 a4 31. Rd1 a3 32. Rdd7 a2 33. Ne5 a1=Q 34. Rh8+ Bg8 35. Ng6+ Ke8 *", + "Moves": "d7e7 e8d8 h8g8", + "MovesSAN": "Re7+ Kd8 Rxg8#", + "Themes": "mate mateIn2 middlegame pin short" + }, + { + "FEN": "1kbr3r/2p5/pp1p1p2/3Pp2n/PPP1P1N1/4P3/4NQP1/R2R3K b - - 0 25", + "PGN": "1. d4 e6 2. c4 d6 3. e4 Be7 4. Nc3 b6 5. Nf3 Bb7 6. Be2 Nd7 7. O-O a6 8. Be3 h5 9. d5 e5 10. b4 g5 11. h3 g4 12. hxg4 hxg4 13. Nh2 Ngf6 14. Bxg4 Nxg4 15. Qxg4 Nf6 16. Qg3 Nh5 17. Qf3 Bg5 18. Rfd1 Bxe3 19. fxe3 Qh4 20. Ne2 f6 21. Ng4 O-O-O 22. Qf5+ Kb8 23. a4 Bc8 24. Qf2 Qh1+ 25. Kxh1 *", + "Moves": "h5g3 h1g1 h8h1", + "MovesSAN": "Ng3+ Kg1 Rh1#", + "Themes": "doubleCheck kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "5k2/RR6/1p5p/3p3P/2rP4/3N4/PP1r4/1K6 b - - 2 40", + "PGN": "1. e4 c6 2. d4 d5 3. e5 Bf5 4. g4 Bg6 5. h4 h6 6. h5 Bh7 7. f4 e6 8. Be3 Be4 9. Nf3 Nd7 10. Nbd2 Bh7 11. Nh4 c5 12. c3 cxd4 13. Bxd4 Bc5 14. f5 Bxd4 15. cxd4 exf5 16. Nxf5 Bxf5 17. gxf5 Ne7 18. Bb5 Nxf5 19. Qg4 Qb6 20. Bxd7+ Kxd7 21. Qxf5+ Qe6 22. Rf1 Qxf5 23. Rxf5 Rhf8 24. O-O-O Rac8+ 25. Kb1 Ke6 26. Rf3 Rc7 27. Nb3 b6 28. Rdf1 f6 29. Nd2 Rff7 30. exf6 Rxf6 31. Re1+ Kf7 32. Rg3 Rf2 33. Nf3 Rcc2 34. Ne5+ Kg8 35. Nd3 Rfd2 36. Re8+ Kh7 37. Re7 Kg8 38. Rgxg7+ Kf8 39. Rxa7 Rc4 40. Rgb7 *", + "Moves": "d2d1 d3c1 d1c1", + "MovesSAN": "Rd1+ Nc1 Rdxc1#", + "Themes": "endgame fork mate mateIn2 short" + }, + { + "FEN": "8/8/2R5/5pkp/3p4/3r2P1/5PK1/8 w - - 2 42", + "PGN": "1. e4 d5 2. Nf3 dxe4 3. Ng5 Bf5 4. Nc3 h6 5. Ngxe4 Nf6 6. Qf3 Bxe4 7. Nxe4 Nxe4 8. Qxe4 Nc6 9. Bb5 Qd6 10. Bxc6+ bxc6 11. d3 e5 12. O-O Be7 13. Re1 f6 14. Be3 Qd5 15. Qa4 O-O 16. Qb3 Rab8 17. Qxd5+ cxd5 18. Bxa7 Rxb2 19. Re2 Rb7 20. Be3 d4 21. Bd2 Rb2 22. Kf1 Rxc2 23. Ba5 Rxe2 24. Kxe2 Rf7 25. Bxc7 Bb4 26. Rb1 Rxc7 27. Rxb4 Rc2+ 28. Kf3 Rxa2 29. Rb8+ Kf7 30. Rb7+ Kg6 31. h4 Ra3 32. Ke4 Ra2 33. Kf3 Rd2 34. Rb3 Kh5 35. g3 f5 36. Kg2 g5 37. hxg5 Kxg5 38. Rb5 Rxd3 39. Rxe5 Kf6 40. Rc5 h5 41. Rc6+ Kg5 *", + "Moves": "f2f4 g5g4 c6g6", + "MovesSAN": "f4+ Kg4 Rg6#", + "Themes": "endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "r4rk1/pp4pp/4p3/2p5/3b2Q1/2NP4/PPP2qPP/4RR1K b - - 1 16", + "PGN": "1. e4 c5 2. Bc4 e6 3. d3 d5 4. exd5 exd5 5. Bb3 Nc6 6. Ne2 Nf6 7. Bg5 Be7 8. Nbc3 O-O 9. Bxf6 Bxf6 10. Bxd5 Be6 11. Bxe6 fxe6 12. O-O Nd4 13. Nxd4 Bxd4 14. Qg4 Qf6 15. Rae1 Qxf2+ 16. Kh1 *", + "Moves": "f2f1 e1f1 f8f1", + "MovesSAN": "Qxf1+ Rxf1 Rxf1#", + "Themes": "backRankMate mate mateIn2 middlegame short" + }, + { + "FEN": "8/p6Q/1kp5/1p6/1n6/1B6/PP4qP/1K3R2 b - - 0 36", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. Nf3 Nf6 5. Bb5+ c6 6. Be2 Bf5 7. d3 e6 8. Bd2 Bg6 9. Ne4 Qc7 10. Nxf6+ gxf6 11. d4 Nd7 12. Be3 Bd6 13. Qd2 O-O-O 14. O-O-O Nb6 15. Kb1 Nd5 16. Bh6 e5 17. dxe5 fxe5 18. Qe1 f5 19. Bc4 Nb4 20. Bd2 Qb6 21. Bc3 f4 22. Nxe5 Bxc2+ 23. Kc1 Bxd1 24. Qxd1 Bxe5 25. Qg4+ Kb8 26. Bxe5+ Ka8 27. Bxh8 Rxh8 28. Qxf4 Qc5 29. Kb1 Rf8 30. Qe4 Qxf2 31. Qxh7 Qxg2 32. Re1 b5 33. Bb3 Rf1 34. Qh8+ Kb7 35. Qh7+ Kb6 36. Rxf1 *", + "Moves": "g2f1 b3d1 f1d1", + "MovesSAN": "Qxf1+ Bd1 Qxd1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "5rk1/5rpp/8/4R3/1p6/8/6PP/1R3Q1K b - - 0 30", + "PGN": "1. Nf3 Nf6 2. e4 d6 3. Nc3 e6 4. d4 c5 5. d5 exd5 6. exd5 Be7 7. Bd3 a6 8. O-O O-O 9. Re1 Nbd7 10. Ne4 Nxd5 11. Bc4 N5f6 12. Bg5 b5 13. Bxf6 Nxf6 14. Nxf6+ Bxf6 15. Bd5 Ra7 16. Rb1 Be6 17. Bxe6 fxe6 18. Rxe6 Raf7 19. Rxd6 Qc7 20. Rxa6 Bd4 21. c3 Bf6 22. Re6 b4 23. cxb4 cxb4 24. Rc1 Qa5 25. Ra1 Bxb2 26. Rb1 Qxa2 27. Ne5 Bxe5 28. Rxe5 Qxf2+ 29. Kh1 Qf1+ 30. Qxf1 *", + "Moves": "f7f1 b1f1 f8f1", + "MovesSAN": "Rxf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "4rk2/q4ppQ/p2p4/1p1P4/8/P3rP1R/6PP/R6K b - - 2 27", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 d6 5. d4 exd4 6. cxd4 Bb6 7. O-O Nf6 8. Nc3 O-O 9. Re1 Bg4 10. Be3 Na5 11. Bd3 c5 12. d5 Re8 13. a3 c4 14. Bc2 Bxe3 15. Rxe3 a6 16. b4 cxb3 17. Bxb3 Nxb3 18. Qxb3 Bxf3 19. Rxf3 b5 20. Rf1 Nxe4 21. Nxe4 Rxe4 22. Rh3 Qd7 23. Qd3 Rae8 24. f3 Qa7+ 25. Kh1 Re3 26. Qxh7+ Kf8 27. Ra1 *", + "Moves": "e3e1 a1e1 e8e1", + "MovesSAN": "Re1+ Rxe1 Rxe1#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "1r4k1/5pb1/6p1/p6p/3Np3/2R1P2P/P4PPB/6K1 b - - 0 36", + "PGN": "1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. h3 O-O 5. Bf4 d6 6. e3 b6 7. Nf3 Nbd7 8. Be2 Re8 9. O-O Bb7 10. Bh2 Ne4 11. Nxe4 Bxe4 12. Nd2 Bb7 13. Bf3 c6 14. Re1 Qc8 15. b4 c5 16. Bxb7 Qc7 17. Bxa8 Rxa8 18. bxc5 bxc5 19. Rc1 Qa5 20. dxc5 Nxc5 21. Rc2 Nd3 22. Rf1 Nb4 23. Nb3 Qa4 24. Qb1 Nxc2 25. Qxc2 Rc8 26. c5 dxc5 27. Qe2 c4 28. Nd4 c3 29. Rc1 e5 30. Nb3 h5 31. Qd3 e4 32. Qe2 Qa3 33. Qc2 a5 34. Nd4 Rb8 35. Qxc3 Qxc3 36. Rxc3 *", + "Moves": "b8b1 c3c1 b1c1", + "MovesSAN": "Rb1+ Rc1 Rxc1#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "6k1/1B2rppp/1p2p3/8/8/6P1/1P2bP1P/R5K1 w - - 0 23", + "PGN": "1. Nf3 e6 2. g3 d5 3. d4 c5 4. Bg2 Nc6 5. c3 Qb6 6. O-O Nf6 7. Qb3 Qxb3 8. axb3 Bd6 9. dxc5 Bxc5 10. b4 Bb6 11. b5 Ne7 12. Bg5 Ne4 13. Bf4 O-O 14. Nbd2 Nxd2 15. Nxd2 Bd7 16. Bd6 Rfe8 17. c4 dxc4 18. Nxc4 Bxb5 19. Nxb6 axb6 20. Bxb7 Rxa1 21. Rxa1 Bxe2 22. Bxe7 Rxe7 *", + "Moves": "a1a8 e7e8 a8e8", + "MovesSAN": "Ra8+ Re8 Rxe8#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "4r1k1/R2brppp/1Qp5/2Pp4/3P4/5BP1/5P1P/5K2 b - - 0 31", + "PGN": "1. d4 d5 2. Nf3 Nf6 3. c4 Bf5 4. Nc3 c6 5. Bf4 e6 6. e3 a6 7. c5 b6 8. b4 a5 9. a3 Ne4 10. Nxe4 Bxe4 11. Be2 Nd7 12. O-O Be7 13. Nd2 Bf5 14. Nb3 O-O 15. Qd2 axb4 16. axb4 bxc5 17. bxc5 Bf6 18. Na5 Qc8 19. Bd6 Re8 20. Qb2 e5 21. Nb7 exd4 22. exd4 Be7 23. Bf3 Nf6 24. Bxe7 Rxe7 25. Nd6 Qe8 26. Nxe8 Raxe8 27. g3 Ne4 28. Qb6 Bd7 29. Ra7 Nd2 30. Kg2 Nxf1 31. Kxf1 *", + "Moves": "d7h3 f3g2 e7e1", + "MovesSAN": "Bh3+ Bg2 Re1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "5k2/5p2/5Qb1/2p1P3/2n2N2/P7/2q3P1/6K1 w - - 5 38", + "PGN": "1. e4 c6 2. d4 d5 3. f3 dxe4 4. fxe4 Nf6 5. e5 Bg4 6. Nf3 Nd5 7. c4 Nb6 8. Nc3 e6 9. Be2 Be7 10. O-O O-O 11. c5 Nd5 12. Ne4 b6 13. cxb6 axb6 14. a3 c5 15. dxc5 bxc5 16. Qc2 Nd7 17. Neg5 g6 18. h3 Bf5 19. Qc4 h6 20. Ne4 g5 21. Nd6 Bg6 22. Qg4 Qb6 23. Nc4 Qb3 24. Rd1 Rfd8 25. h4 N7b6 26. hxg5 hxg5 27. Bxg5 Bxg5 28. Nxg5 Nxc4 29. Bxc4 Qxb2 30. Nxe6 Ne3 31. Qg5 Rxd1+ 32. Rxd1 Nxc4 33. Nf4 Qc2 34. Rd8+ Rxd8 35. Qxd8+ Kh7 36. Qh4+ Kg7 37. Qf6+ Kf8 *", + "Moves": "f4e6 f8g8 f6g7", + "MovesSAN": "Ne6+ Kg8 Qg7#", + "Themes": "endgame master mate mateIn2 pin short" + }, + { + "FEN": "r1q2r1k/3b2pp/pp1R3N/b7/Pn6/1QN1B3/1P3PPP/6K1 w - - 2 23", + "PGN": "1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 Nc6 5. Bc4 e6 6. Nf3 a6 7. a4 Bb4 8. O-O Nge7 9. Be3 O-O 10. Qc2 Ba5 11. Rfd1 b6 12. Rd2 Bb7 13. Rad1 d5 14. exd5 exd5 15. Bxd5 Nxd5 16. Rxd5 Qc7 17. Qb3 Nb4 18. Rd7 Qc6 19. R1d6 Qc8 20. Ng5 Bc6 21. Nxf7 Bxd7 22. Nh6+ Kh8 *", + "Moves": "b3g8 f8g8 h6f7", + "MovesSAN": "Qg8+ Rxg8 Nf7#", + "Themes": "kingsideAttack mate mateIn2 middlegame sacrifice short smotheredMate" + }, + { + "FEN": "5rk1/p5pp/1p6/2pN4/P1P1p3/7P/2Pr2P1/5RK1 w - - 0 28", + "PGN": "1. e4 e5 2. b3 Nc6 3. Bb2 Nf6 4. Nc3 Bc5 5. d3 d5 6. exd5 Nxd5 7. Nxd5 Qxd5 8. Nf3 O-O 9. Be2 f5 10. O-O Qf7 11. Nd2 Be6 12. Nc4 e4 13. dxe4 fxe4 14. Ne3 Rad8 15. Qc1 Nd4 16. Bc4 Bxc4 17. Bxd4 Bxd4 18. bxc4 Bxa1 19. Qxa1 Qf6 20. Qb1 b6 21. Nd5 Qd6 22. Ne3 c5 23. h3 Qd2 24. Nd5 Rf7 25. a4 Rdf8 26. Qc1 Rxf2 27. Qxd2 Rxd2 *", + "Moves": "d5e7 g8h8 f1f8", + "MovesSAN": "Ne7+ Kh8 Rxf8#", + "Themes": "backRankMate deflection endgame master mate mateIn2 short" + }, + { + "FEN": "8/4k3/4b3/2N1p1r1/4P3/8/1PPR4/1K6 b - - 0 42", + "PGN": "1. d4 Nf6 2. Nc3 g6 3. e4 d6 4. Be2 Bg7 5. h4 Nbd7 6. h5 h6 7. hxg6 fxg6 8. Qd3 e5 9. Qg3 g5 10. dxe5 Nxe5 11. f4 Nf7 12. fxg5 hxg5 13. Rxh8+ Bxh8 14. Bxg5 Qe7 15. Bxf6 Qxf6 16. O-O-O c6 17. Kb1 Qg7 18. Qf2 Be6 19. Bh5 Ke7 20. Bxf7 Qxf7 21. Qxf7+ Bxf7 22. Nge2 Rg8 23. Rg1 b5 24. a3 a5 25. g4 Rg5 26. Nf4 Bd4 27. Rg2 Be8 28. Nh3 Rg7 29. Ne2 Be5 30. g5 Bd7 31. Nf2 b4 32. axb4 axb4 33. Nd3 c5 34. Nxe5 dxe5 35. Nc1 Bh3 36. Rg1 Ke6 37. Nd3 Kd6 38. Rd1 Bg4 39. Rd2 Rxg5 40. Nxb4+ Ke7 41. Nd3 Be6 42. Nxc5 *", + "Moves": "g5g1 d2d1 g1d1", + "MovesSAN": "Rg1+ Rd1 Rxd1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "5rk1/pp1Q2pp/4p1p1/3p4/8/2N5/PP3rPP/4R2K b - - 0 24", + "PGN": "1. e4 e6 2. d4 d5 3. e5 c5 4. Nf3 Nc6 5. Bb5 Bd7 6. c3 Qb6 7. Be2 cxd4 8. Nxd4 Nxd4 9. cxd4 Bb4+ 10. Bd2 Qxd4 11. Bxb4 Qxb4+ 12. Qd2 Qb6 13. O-O Ne7 14. Nc3 O-O 15. Bd3 Rac8 16. Qg5 Ng6 17. Kh1 Qd4 18. Bxg6 fxg6 19. Rad1 Rf5 20. Qe7 Qxe5 21. Qxd7 Rcf8 22. Rde1 Rxf2 23. Rg1 Qxe1 24. Rxe1 *", + "Moves": "f2f1 e1f1 f8f1", + "MovesSAN": "Rf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "4r3/p1pk1p2/2bbq1p1/2p3B1/2P3P1/1PN4Q/P4PP1/R5K1 b - - 2 29", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 4. d4 exd4 5. Bxc6+ bxc6 6. Qxd4 Nf6 7. e5 Nd5 8. O-O Be6 9. Ng5 c5 10. Qa4+ Bd7 11. Qe4 h6 12. Qxd5 hxg5 13. exd6 Bxd6 14. Re1+ Kf8 15. h3 Qc8 16. Kf1 g4 17. hxg4 Bb5+ 18. c4 Rh1+ 19. Ke2 Qe8+ 20. Be3 Rxe1+ 21. Kxe1 Bc6 22. Qh5 Be5 23. Nc3 Bd6 24. Kf1 g6 25. Qh8+ Ke7 26. Bg5+ Kd7 27. Qh3 Qe6 28. b3 Re8 29. Kg1 *", + "Moves": "e6e1 a1e1 e8e1", + "MovesSAN": "Qe1+ Rxe1 Rxe1#", + "Themes": "kingsideAttack mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "r6k/p1p1P1pp/1p3p2/8/2BQ1Pq1/1P3b2/PBP3PP/6K1 w - - 1 23", + "PGN": "1. e4 e5 2. Nf3 d5 3. exd5 e4 4. Qe2 Nf6 5. Nc3 Bb4 6. Nxe4 Nxe4 7. Qxe4+ Be7 8. Bc4 O-O 9. d4 Bf6 10. O-O Re8 11. Ne5 Nd7 12. f4 Bxe5 13. dxe5 Nc5 14. Qd4 b6 15. b3 Qh4 16. Bb2 Bb7 17. e6 f6 18. Rae1 Qg4 19. Rf3 Nxe6 20. Rxe6 Rxe6 21. dxe6 Bxf3 22. e7+ Kh8 *", + "Moves": "d4d8 a8d8 e7d8q", + "MovesSAN": "Qd8+ Rxd8 exd8=Q#", + "Themes": "advancedPawn backRankMate endgame mate mateIn2 promotion short" + }, + { + "FEN": "r4rk1/pp4p1/1n3pq1/3Pp2R/2P2p2/KP5Q/P7/8 w - - 0 29", + "PGN": "1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. exd6 cxd6 6. Nc3 Be6 7. d5 Bf5 8. b3 e5 9. g4 Bg6 10. f4 Qh4+ 11. Kd2 exf4 12. Qf3 Be7 13. Bd3 O-O 14. Bb2 N8d7 15. Re1 Bg5 16. Ne4 Ne5 17. Bxe5 dxe5 18. Nxg5 Qxg5 19. Bxg6 hxg6 20. h4 Qe7 21. h5 gxh5 22. Rxh5 Qb4+ 23. Kc2 Qxe1 24. Qh3 Qe4+ 25. Kb2 f6 26. g5 Qd4+ 27. Ka3 Qxg1 28. g6 Qxg6 *", + "Moves": "h5h8 g8f7 h3e6", + "MovesSAN": "Rh8+ Kf7 Qe6#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "4r3/5ppk/p1pP4/1p6/P2p4/1B1P3q/1PPK4/R2QR3 b - - 7 30", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. Nc3 b5 6. Bb3 Nf6 7. d3 Bg4 8. h3 Bh5 9. Bg5 h6 10. Bxf6 Qxf6 11. Nd5 Qd8 12. O-O Nd4 13. g4 Bg6 14. Nxd4 exd4 15. Re1 c6 16. Nf4 Be7 17. e5 O-O 18. a4 Bh4 19. Nxg6 Bxf2+ 20. Kxf2 Kh7 21. Nxf8+ Qxf8 22. g5 Qe7 23. gxh6 Qh4+ 24. Kg2 Qg5+ 25. Kh1 Qxh6 26. exd6 Qxh3+ 27. Kg1 Qg3+ 28. Kf1 Qh3+ 29. Ke2 Re8+ 30. Kd2 *", + "Moves": "h3h6 e1e3 h6e3", + "MovesSAN": "Qh6+ Re3 Qxe3#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "4r3/2p1q1k1/1p2r3/2pQ1pB1/2P4p/5P2/1PP3PP/R3R1K1 b - - 0 29", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nc3 Bc5 4. Nxe5 Nc6 5. Nd3 d6 6. Nxc5 dxc5 7. Be2 Qe7 8. d3 Nd4 9. O-O Nxe2+ 10. Qxe2 Bg4 11. f3 Be6 12. Bg5 h6 13. Bh4 g5 14. Bg3 h5 15. e5 h4 16. exf6 Qxf6 17. Bf2 Qe7 18. Ne4 b6 19. a4 O-O 20. a5 f5 21. Nd2 Rae8 22. axb6 axb6 23. Rfe1 Rf6 24. Nc4 Qf7 25. Be3 Bxc4 26. dxc4 Rfe6 27. Qd3 Qe7 28. Qd5 Kg7 29. Bxg5 *", + "Moves": "e6e1 a1e1 e7e1", + "MovesSAN": "Rxe1+ Rxe1 Qxe1#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "6k1/5pp1/1R2p2p/pp6/4B3/P1P4P/1r1r1PK1/8 w - - 2 30", + "PGN": "1. e4 c5 2. Bc4 e6 3. d3 Nf6 4. Bg5 Be7 5. Nd2 h6 6. Bh4 d5 7. exd5 Nxd5 8. Bxe7 Nxe7 9. Ngf3 O-O 10. O-O a6 11. a3 b5 12. Ba2 Nbc6 13. Re1 Nd4 14. c3 Nxf3+ 15. Nxf3 Bb7 16. h3 Nf5 17. Re5 Qc7 18. Qe2 Bxf3 19. gxf3 Rad8 20. Rd1 Nh4 21. Re1 Qxe5 22. Qxe5 Nxf3+ 23. Kg2 Nxe5 24. Rxe5 Rxd3 25. Rxc5 Rd2 26. Bb1 Rxb2 27. Be4 Rd8 28. Rc6 a5 29. Rb6 Rdd2 *", + "Moves": "b6b8 d2d8 b8d8", + "MovesSAN": "Rb8+ Rd8 Rxd8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r3k2r/pp1n1pb1/q3p1p1/3pPnBp/3P3P/5N2/PPQN1PP1/2R2RK1 w kq - 2 15", + "PGN": "1. e4 c6 2. d4 d5 3. e5 Bf5 4. h4 h5 5. Bd3 Bxd3 6. Qxd3 e6 7. Bg5 Qb6 8. Nd2 Qa6 9. c4 Ne7 10. Ngf3 Nf5 11. O-O g6 12. Qc2 Nd7 13. cxd5 cxd5 14. Rac1 Bg7 *", + "Moves": "c2c8 a8c8 c1c8", + "MovesSAN": "Qc8+ Rxc8 Rxc8#", + "Themes": "mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "2r1nrk1/p1qbQ3/6pP/5p2/1ppPp3/6b1/PP2K1P1/R6R w - - 2 26", + "PGN": "1. d4 d5 2. Bf4 Nf6 3. e3 e6 4. Nf3 Bd6 5. Ne5 Nbd7 6. Nd2 c5 7. c3 cxd4 8. exd4 O-O 9. Bd3 b6 10. Bg3 Qc7 11. f4 Ne8 12. h4 f6 13. Nxd7 Bxd7 14. Qf3 b5 15. h5 b4 16. c4 dxc4 17. Be4 Rc8 18. h6 g6 19. Bxg6 hxg6 20. Qg4 Kh7 21. Ne4 f5 22. Qg5 fxe4 23. f5 Bxg3+ 24. Ke2 exf5 25. Qe7+ Kg8 *", + "Moves": "h6h7 g8h8 e7f8", + "MovesSAN": "h7+ Kh8 Qxf8#", + "Themes": "advancedPawn deflection kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "5rk1/1b1nb2p/4p1p1/6qn/r7/2BB3Q/PPP3PP/4RR1K w - - 0 22", + "PGN": "1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Bd3 Qc7 6. O-O Nf6 7. Nc3 Be7 8. f4 d6 9. Qf3 Nbd7 10. Kh1 b5 11. e5 Bb7 12. Qg3 dxe5 13. Ndxb5 axb5 14. Nxb5 Qb8 15. fxe5 Nh5 16. Qh3 Qxe5 17. Bd2 O-O 18. Bc3 Qg5 19. Rae1 g6 20. Nc7 Ra4 21. Nxe6 fxe6 *", + "Moves": "h3e6 f8f7 e6f7", + "MovesSAN": "Qxe6+ Rf7 Qxf7#", + "Themes": "fork mate mateIn2 middlegame short" + }, + { + "FEN": "3rr1k1/5p1p/pq1p1ppP/3P4/2p5/1P4PB/4RP2/4R1K1 w - - 0 33", + "PGN": "1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. O-O O-O 5. c4 c5 6. d4 cxd4 7. Nxd4 Nc6 8. Nc3 a6 9. b3 Nxd4 10. Qxd4 d6 11. Bb2 Rb8 12. Rad1 Be6 13. Qd3 Qa5 14. e4 Ng4 15. a3 Ne5 16. Qc2 Qb6 17. Nd5 Bxd5 18. exd5 Rfe8 19. Rc1 Rbc8 20. Qd1 Nf3+ 21. Qxf3 Bxb2 22. Rc2 Bxa3 23. Re1 Bc5 24. Rce2 Qc7 25. h4 Bd4 26. h5 Bg7 27. Bh3 Rcd8 28. Qf4 b5 29. h6 Bf6 30. Rc1 Qb6 31. Rce1 bxc4 32. Qxf6 exf6 *", + "Moves": "e2e8 d8e8 e1e8", + "MovesSAN": "Rxe8+ Rxe8 Rxe8#", + "Themes": "endgame kingsideAttack master mate mateIn2 short" + }, + { + "FEN": "4Qnk1/pp4pp/2p1P3/3p4/8/8/PPrq4/1K1NR3 w - - 2 26", + "PGN": "1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nf3 e6 5. Bd3 Bxd3 6. Qxd3 Be7 7. Nc3 f6 8. exf6 Nxf6 9. Ne5 Nbd7 10. Bg5 O-O 11. O-O-O Nxe5 12. dxe5 Nd7 13. Bxe7 Qxe7 14. Rde1 Rad8 15. Rhf1 Qg5+ 16. Qd2 Qxg2 17. Rg1 Qxf2 18. Qh6 Rf7 19. Qxe6 Qxh2 20. Rgf1 Rf8 21. Rxf7 Rxf7 22. Qe8+ Nf8 23. e6 Rf2 24. Nd1 Rxc2+ 25. Kb1 Qd2 *", + "Moves": "e8f7 g8h8 f7f8", + "MovesSAN": "Qf7+ Kh8 Qxf8#", + "Themes": "deflection endgame mate mateIn2 short" + }, + { + "FEN": "4r1k1/p4pp1/1p1n3p/2pP4/2P2q2/P2B4/4QPPP/4R1K1 w - - 4 29", + "PGN": "1. c4 d5 2. b3 dxc4 3. bxc4 e5 4. Bb2 Nc6 5. e3 Nf6 6. d4 exd4 7. exd4 Qe7+ 8. Be2 Qb4+ 9. Bc3 Qe7 10. d5 Nd8 11. Nf3 Bg4 12. O-O Bxf3 13. Bxf3 Qd6 14. Re1+ Be7 15. a3 O-O 16. Bb4 c5 17. Ba5 b6 18. Bc3 Qf4 19. Be5 Qg5 20. Nc3 Re8 21. Bg3 Nb7 22. Ne4 Nxe4 23. Bxe4 Bd6 24. Bxd6 Nxd6 25. Bd3 Rxe1+ 26. Qxe1 h6 27. Qe2 Qf4 28. Re1 Re8 *", + "Moves": "e2e8 d6e8 e1e8", + "MovesSAN": "Qxe8+ Nxe8 Rxe8#", + "Themes": "endgame kingsideAttack mate mateIn2 short" + }, + { + "FEN": "6k1/q7/8/8/4Q2P/5p2/7K/8 b - - 0 55", + "PGN": "1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. cxd5 Nxd5 6. e4 Nxc3 7. bxc3 c5 8. Be3 cxd4 9. cxd4 Nc6 10. Be2 O-O 11. O-O Bg4 12. d5 Ne5 13. Nxe5 Bxe2 14. Qxe2 Bxe5 15. Rab1 b6 16. Rfc1 Rc8 17. f4 Bg7 18. Qa6 Qd7 19. a4 f5 20. e5 Rxc1+ 21. Rxc1 Qxd5 22. Qxa7 g5 23. Qxb6 gxf4 24. Bxf4 Bxe5 25. Bxe5 Qxe5 26. a5 Kh8 27. a6 Qe4 28. a7 Rg8 29. Qb2+ e5 30. Qd2 f4 31. Re1 Rxg2+ 32. Qxg2 Qxe1+ 33. Qf1 Qa5 34. Qf2 f3 35. h3 h5 36. h4 Qa6 37. Kh2 e4 38. Qd4+ Kg8 39. Qd8+ Kg7 40. Qg5+ Kf8 41. Qc5+ Kg7 42. Qe5+ Kf8 43. Qf5+ Kg7 44. Qd7+ Kg8 45. Qe8+ Kg7 46. Qe7+ Kg8 47. Qg5+ Kf8 48. Qc5+ Kg7 49. Qd4+ Kf8 50. Qd2 Qxa7 51. Qd8+ Kg7 52. Qg5+ Kf7 53. Qxh5+ Kf8 54. Qf5+ Kg8 55. Qxe4 *", + "Moves": "a7f2 h2h3 f2g2", + "MovesSAN": "Qf2+ Kh3 Qg2#", + "Themes": "endgame master mate mateIn2 queenEndgame short" + }, + { + "FEN": "6k1/pb2rppp/1np5/8/2B5/5N2/PP3PPP/3R1K2 w - - 6 27", + "PGN": "1. e4 e6 2. Nc3 d5 3. d4 dxe4 4. Nxe4 Nd7 5. c4 Ngf6 6. Nxf6+ Nxf6 7. Nf3 b6 8. Be3 Bb7 9. Be2 Bd6 10. Qa4+ c6 11. O-O O-O 12. Rac1 Re8 13. c5 bxc5 14. dxc5 Bc7 15. Rfd1 Qb8 16. Qh4 e5 17. Bg5 Bd8 18. Rd6 Re6 19. Bc4 Rxd6 20. cxd6 Nd5 21. Bxd8 Qxd8 22. Qxd8+ Rxd8 23. Nxe5 Rxd6 24. Rd1 Rd7 25. Kf1 Re7 26. Nf3 Nb6 *", + "Moves": "d1d8 e7e8 d8e8", + "MovesSAN": "Rd8+ Re8 Rxe8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "3r4/8/6R1/2B3p1/1P3pk1/6P1/5PKP/8 b - - 1 39", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nxc6 bxc6 6. Nc3 Nf6 7. Bg5 Bb4 8. Qd3 O-O 9. a3 Bxc3+ 10. Qxc3 Nxe4 11. Bxd8 Nxc3 12. Be7 Re8 13. Bd6 Nd5 14. Bc4 Nb6 15. Ba2 Bb7 16. O-O Nc4 17. Bxc4 a5 18. Rfe1 Ba6 19. Bxa6 Rxa6 20. Rxe5 Rxe5 21. Bxe5 f6 22. Bd6 Rb6 23. b4 axb4 24. axb4 Kf7 25. c4 Ke6 26. Bf8 d6 27. c5 dxc5 28. Bxc5 Rb5 29. Ra6 Kd5 30. g3 h5 31. Ra7 g5 32. Rf7 Ke6 33. Rh7 Rb8 34. Rxh5 Rd8 35. Rh7 Kf5 36. Rc7 Kg4 37. Kg2 f5 38. Rxc6 f4 39. Rg6 *", + "Moves": "f4f3 g2f1 d8d1", + "MovesSAN": "f3+ Kf1 Rd1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "2r3k1/1Q3p1p/1P2p1p1/8/2q5/8/5PPP/1R4K1 b - - 1 27", + "PGN": "1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Bd3 Nc6 6. Nxc6 bxc6 7. O-O d5 8. exd5 cxd5 9. c4 Nf6 10. Bg5 Bb7 11. cxd5 Bxd5 12. Nc3 Bb7 13. Qe2 Be7 14. Ne4 Bxe4 15. Bxe4 Nxe4 16. Bxe7 Qxe7 17. Qxe4 Rd8 18. Qc6+ Qd7 19. Qxa6 O-O 20. b4 Qd2 21. b5 Ra8 22. Qc6 Rfc8 23. Qb6 Rxa2 24. Rxa2 Qxa2 25. Qb7 Qc4 26. b6 g6 27. Rb1 *", + "Moves": "c4c1 b1c1 c8c1", + "MovesSAN": "Qc1+ Rxc1 Rxc1#", + "Themes": "backRankMate endgame mate mateIn2 sacrifice short" + }, + { + "FEN": "3r2k1/p4ppp/1p3b2/8/6q1/2N5/PPP2PPP/3RR1K1 w - - 0 19", + "PGN": "1. e4 c5 2. Nf3 e6 3. d4 d5 4. exd5 exd5 5. Nc3 Nf6 6. Ne5 Bd6 7. Bf4 Qe7 8. Bb5+ Bd7 9. Bxd7+ Nbxd7 10. O-O cxd4 11. Nxd7 Qxd7 12. Re1+ Be7 13. Qxd4 O-O 14. Rad1 Rfd8 15. Bg5 b6 16. Bxf6 Bxf6 17. Qxd5 Qg4 18. Qxd8+ Rxd8 *", + "Moves": "d1d8 f6d8 e1e8", + "MovesSAN": "Rxd8+ Bxd8 Re8#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "4r1k1/1b3r1p/pp4pB/3q1p2/3p4/2P5/PP4PP/4R1K1 w - - 0 26", + "PGN": "1. e4 Nc6 2. Nc3 e6 3. f4 d5 4. e5 d4 5. Ne4 g6 6. Nf3 Bg7 7. Bb5 Ne7 8. Nxd4 Qxd4 9. Qe2 a6 10. Bxc6+ Nxc6 11. c3 Qd7 12. d4 O-O 13. Be3 b6 14. O-O Bb7 15. Ng5 f6 16. exf6 Bxf6 17. Qg4 Bxg5 18. Qxg5 Qd5 19. Qg3 Ne7 20. f5 Nxf5 21. Rxf5 exf5 22. Bh6 Rf7 23. Re1 c5 24. Qe3 cxd4 25. Qe8+ Rxe8 *", + "Moves": "e1e8 f7f8 e8f8", + "MovesSAN": "Rxe8+ Rf8 Rxf8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "8/8/6p1/3b4/6k1/P1r5/2P2R1K/5N2 b - - 1 40", + "PGN": "1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Bd3 Bg7 5. Nge2 O-O 6. O-O c6 7. f4 b5 8. a3 Nfd7 9. h3 Bb7 10. Be3 Qc7 11. g4 a6 12. Kh2 c5 13. dxc5 Nxc5 14. Ng3 Nbd7 15. Qe2 Nb6 16. Rad1 Rad8 17. f5 d5 18. exd5 Nxd5 19. Nxd5 Bxd5 20. Bf4 Qc6 21. Qxe7 Rfe8 22. Qc7 Nxd3 23. Rxd3 Bxb2 24. Qxc6 Bxc6 25. Rfd1 Rxd3 26. Rxd3 a5 27. fxg6 hxg6 28. Bd6 Re6 29. h4 Kg7 30. h5 Be5 31. Bxe5+ Rxe5 32. hxg6 fxg6 33. Rc3 Bd5 34. Rc5 Kf6 35. Rxb5 a4 36. Ra5 Re3 37. Rxa4 Rc3 38. Rf4+ Kg5 39. Rf2 Kxg4 40. Nf1 *", + "Moves": "c3h3 h2g1 h3h1", + "MovesSAN": "Rh3+ Kg1 Rh1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "2k4B/ppp5/8/3R3r/4P3/8/PPP5/1K6 b - - 0 32", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 d6 5. Nxd4 Nxd4 6. Qxd4 Be6 7. Nc3 Nf6 8. e5 dxe5 9. Qxd8+ Rxd8 10. Bxe6 fxe6 11. Be3 Bd6 12. O-O-O O-O 13. h4 Ng4 14. Bg5 Rde8 15. Ne4 h6 16. f3 Nf6 17. Nxf6+ gxf6 18. Bxh6 Rf7 19. g4 Rh7 20. g5 fxg5 21. hxg5 e4 22. fxe4 Bf4+ 23. Kb1 e5 24. Rd3 Bxg5 25. Rg3 Kf7 26. Rxg5 Kf6 27. Rf5+ Ke6 28. Rhh5 Reh8 29. Rxe5+ Kd7 30. Rd5+ Kc8 31. Bg7 Rxh5 32. Bxh8 *", + "Moves": "h5h1 d5d1 h1d1", + "MovesSAN": "Rh1+ Rd1 Rxd1#", + "Themes": "backRankMate endgame fork mate mateIn2 short" + }, + { + "FEN": "5r1k/2p3pp/Q2bp3/3p1rP1/PP1P4/2P1n3/4N1PP/4R1K1 b - - 1 32", + "PGN": "1. d4 d5 2. e3 Bf5 3. f4 Nf6 4. Nc3 e6 5. Nf3 Nc6 6. Bb5 Qd6 7. Ne5 Bg6 8. b3 a6 9. Bxc6+ bxc6 10. a4 Nd7 11. Ba3 Qxa3 12. Rxa3 Bxa3 13. Nxc6 O-O 14. Ne7+ Kh8 15. Nxg6+ fxg6 16. O-O Bb4 17. Na2 Bd6 18. Qg4 Rae8 19. c3 Nf6 20. Qe2 Ne4 21. Qxa6 Rb8 22. b4 Nd2 23. Rf2 Ne4 24. Rf1 Nd2 25. Rd1 Nc4 26. Rd3 Nb2 27. Rd2 Nc4 28. Re2 g5 29. fxg5 Rf5 30. Nc1 Rbf8 31. Re1 Nxe3 32. Ne2 *", + "Moves": "f5f1 e1f1 f8f1", + "MovesSAN": "Rf1+ Rxf1 Rxf1#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "2R5/pp2p1kq/3p1p2/3P2p1/P2B4/1P4K1/4QPP1/8 b - - 4 37", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. Bc4 d6 4. c3 g6 5. d4 cxd4 6. cxd4 Bg7 7. Nc3 Bg4 8. d5 Ne5 9. Be2 Bxf3 10. Bxf3 Nf6 11. O-O O-O 12. Bg5 h6 13. Bh4 g5 14. Bg3 Qb6 15. Rb1 Rac8 16. h4 Qb4 17. hxg5 hxg5 18. Re1 Rfe8 19. Be2 Nxe4 20. Nxe4 Qxe4 21. Bb5 Qf5 22. Bxe8 Rxe8 23. b3 Rc8 24. a4 Rc3 25. Bh2 Nd3 26. Re2 Bd4 27. Bg3 Bg7 28. Re3 Bd4 29. Rf3 Qg6 30. Qe2 Ne5 31. Rxc3 Bxc3 32. Rc1 Bd4 33. Rc8+ Kg7 34. Bxe5+ f6 35. Bxd4 Qb1+ 36. Kh2 Qh7+ 37. Kg3 *", + "Moves": "h7h4 g3f3 h4f4", + "MovesSAN": "Qh4+ Kf3 Qf4#", + "Themes": "endgame fork mate mateIn2 short" + }, + { + "FEN": "2r1r1k1/1b2bppp/pqn5/1p6/1P2n3/2BP1Q2/B4PPP/R3NRK1 w - - 0 20", + "PGN": "1. e4 c5 2. Nf3 d6 3. Bc4 Nc6 4. a3 e6 5. c3 Be7 6. b4 cxb4 7. axb4 a6 8. Bb2 b5 9. Ba2 Nf6 10. d3 O-O 11. O-O Bb7 12. Nbd2 Rc8 13. Qe1 Re8 14. Qe2 Qb6 15. Ne1 d5 16. exd5 exd5 17. Qf3 d4 18. Ne4 dxc3 19. Bxc3 Nxe4 *", + "Moves": "f3f7 g8h8 f7g7", + "MovesSAN": "Qxf7+ Kh8 Qxg7#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "2r3k1/1p3pbp/3B2p1/3P4/4P3/5P2/4R1PP/7K b - - 0 30", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. f3 a6 6. c4 g6 7. Nc3 Bg7 8. Be3 O-O 9. Be2 Nc6 10. O-O Bd7 11. Qd2 Nxd4 12. Bxd4 Bc6 13. b3 Nd7 14. Be3 a5 15. Rfd1 Nc5 16. Rab1 Qc7 17. a3 Rfc8 18. b4 axb4 19. axb4 Na4 20. Nd5 Bxd5 21. cxd5 Nc3 22. Rbc1 Qd7 23. Re1 Qa4 24. Bg5 Qxb4 25. Bxe7 Qc5+ 26. Kh1 Qf2 27. Bxd6 Nxe2 28. Rxc8+ Rxc8 29. Qxe2 Qxe2 30. Rxe2 *", + "Moves": "c8c1 e2e1 c1e1", + "MovesSAN": "Rc1+ Re1 Rxe1#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "2rq2k1/5r2/4pb1Q/p2nBp2/1p1P3R/7P/PP3PP1/3R2K1 w - - 4 28", + "PGN": "1. e4 e6 2. Nf3 c6 3. c4 d5 4. exd5 cxd5 5. cxd5 Qxd5 6. Nc3 Qd8 7. Bb5+ Bd7 8. Qa4 Nf6 9. O-O Bd6 10. d4 a6 11. Bxd7+ Nbxd7 12. Re1 O-O 13. Bg5 Nb6 14. Qc2 h6 15. Bh4 Be7 16. Rad1 Nbd5 17. Ne5 Rc8 18. Qd2 b5 19. Bg3 b4 20. Ne4 Nxe4 21. Rxe4 a5 22. h3 Bf6 23. Ng4 Be7 24. Nxh6+ gxh6 25. Qxh6 f5 26. Be5 Bf6 27. Rh4 Rf7 *", + "Moves": "h6h8 f6h8 h4h8", + "MovesSAN": "Qh8+ Bxh8 Rxh8#", + "Themes": "kingsideAttack mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "r1bqrbk1/p1pn1pp1/1p1p1n1p/4p1N1/2PP4/P1NBP3/1PQB1PPP/R4RK1 w - - 0 12", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd2 Re8 6. a3 Bf8 7. Nf3 d6 8. Bd3 Nbd7 9. Qc2 e5 10. O-O b6 11. Ng5 h6 *", + "Moves": "d3h7 f6h7 c2h7", + "MovesSAN": "Bh7+ Nxh7 Qxh7#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "6k1/2p2p1p/pb4r1/1p2p3/4N3/1PP3NP/P4nPK/3R4 w - - 0 29", + "PGN": "1. e4 e5 2. Bc4 Nc6 3. c3 Nf6 4. d3 Bc5 5. h3 d5 6. exd5 Nxd5 7. Qf3 Nf6 8. Ne2 O-O 9. Bg5 a6 10. Bxf6 Qxf6 11. Qxf6 gxf6 12. O-O Be6 13. Nd2 Bxc4 14. Nxc4 b5 15. Nd2 Kh8 16. Ne4 Bb6 17. Nxf6 Rad8 18. Rad1 Kg7 19. Nh5+ Kh8 20. Neg3 Rg8 21. Kh2 Ne7 22. Nf6 Rg6 23. Nfe4 Nd5 24. Rde1 Nf4 25. Rd1 Rxd3 26. Rxd3 Nxd3 27. b3 Kg8 28. Rd1 Nxf2 *", + "Moves": "d1d8 g8g7 g3f5", + "MovesSAN": "Rd8+ Kg7 Nf5#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "6k1/5ppp/R3p3/8/P7/4PR1P/1r2r1P1/6K1 w - - 1 24", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd8 4. d4 Nf6 5. Nf3 Bg4 6. d5 c6 7. h3 Bxf3 8. Qxf3 Nxd5 9. Nxd5 Qxd5 10. Qxd5 cxd5 11. Bb5+ Nc6 12. c4 dxc4 13. Bxc4 e6 14. O-O Bc5 15. Bb5 a6 16. Bxc6+ bxc6 17. Be3 Bxe3 18. fxe3 O-O 19. Rac1 Rab8 20. Rxc6 Rxb2 21. Rxa6 Re2 22. Rf3 Rb8 23. a4 Rbb2 *", + "Moves": "a6a8 b2b8 a8b8", + "MovesSAN": "Ra8+ Rb8 Rxb8#", + "Themes": "endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "rn5k/pQ4pp/2p5/3p3n/3Pq3/2P5/PP4PP/RN1b1BK1 w - - 0 18", + "PGN": "1. e4 e5 2. Nf3 f5 3. Nxe5 Nf6 4. d4 fxe4 5. Be2 Bb4+ 6. c3 Bd6 7. Nc4 O-O 8. Qb3 Kh8 9. Bg5 Be7 10. O-O d5 11. Ne3 c6 12. f3 Nh5 13. Bxe7 Qxe7 14. fxe4 Rxf1+ 15. Bxf1 Qxe4 16. Nd1 Bg4 17. Qxb7 Bxd1 *", + "Moves": "b7c8 e4e8 c8e8", + "MovesSAN": "Qc8+ Qe8 Qxe8#", + "Themes": "backRankMate mate mateIn2 middlegame short" + }, + { + "FEN": "4r1k1/1R3pp1/p4n1p/2p5/2Q1P3/4qP1P/P1P3PK/8 w - - 0 29", + "PGN": "1. e4 e5 2. Nc3 Nf6 3. Nf3 d6 4. h3 Be7 5. d4 exd4 6. Nxd4 c5 7. Bb5+ Bd7 8. Bxd7+ Nbxd7 9. Nf5 O-O 10. O-O Re8 11. f3 Ne5 12. Bg5 h6 13. Be3 Nc4 14. Bf4 Nxb2 15. Qe2 a6 16. Rab1 Qa5 17. Rxb2 Qxc3 18. Rb3 Qa5 19. Rxb7 Bd8 20. Qc4 Re6 21. Nxd6 Be7 22. Nf5 Re8 23. Rd1 Nh5 24. Be3 Nf6 25. Nxe7+ R6xe7 26. Rdb1 Rxb7 27. Rxb7 Qe1+ 28. Kh2 Qxe3 *", + "Moves": "c4f7 g8h8 f7g7", + "MovesSAN": "Qxf7+ Kh8 Qxg7#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "5bk1/3Q3p/3B1p2/p5pq/8/4R3/PPP2PPP/6K1 b - - 0 24", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 d5 4. exd5 Nxd4 5. Nxd4 exd4 6. Qxd4 c6 7. Nc3 Bf5 8. Bc4 b5 9. Bb3 b4 10. Ba4 bxc3 11. Bxc6+ Bd7 12. Bxa8 Qxa8 13. Qxc3 Qxd5 14. O-O Ne7 15. Re1 g6 16. Qxh8 Qh5 17. Qd4 a5 18. Bf4 f6 19. Re3 g5 20. Bd6 Kf7 21. Rae1 Nf5 22. Qa7 Nxe3 23. Qxd7+ Kg8 24. Rxe3 *", + "Moves": "h5d1 e3e1 d1e1", + "MovesSAN": "Qd1+ Re1 Qxe1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r2qr2k/pp3p2/n1pb1n1p/3p4/3P4/1BN2P1P/PPPQ1P2/2KR2R1 w - - 0 15", + "PGN": "1. e4 e6 2. Bc4 d5 3. exd5 exd5 4. Bb3 Nf6 5. d4 h6 6. Nc3 c6 7. Nf3 Bd6 8. Be3 Bg4 9. Qd2 O-O 10. h3 Bxf3 11. gxf3 Na6 12. Rg1 Re8 13. O-O-O Kh8 14. Bxh6 gxh6 *", + "Moves": "d2h6 f6h7 h6g7", + "MovesSAN": "Qxh6+ Nh7 Qg7#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "6r1/2k5/6r1/1Qp1q3/7p/P4P2/1P5N/3R3K w - - 8 38", + "PGN": "1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. Nf3 c5 6. Bf4 Nc6 7. Bb5 cxd4 8. Nxd4 Qb6 9. Bxc6 bxc6 10. Nb3 c5 11. O-O Ba6 12. Re1 Be7 13. Qg4 g6 14. Bh6 O-O-O 15. Ne2 Bxe2 16. Qxe2 Rdg8 17. Nd2 Bf8 18. Bxf8 Nxf8 19. Nf3 h5 20. c4 g5 21. cxd5 h4 22. dxe6 Nxe6 23. h3 g4 24. hxg4 Rxg4 25. Nh2 Rg6 26. a3 Nf4 27. Qc4 Nxg2 28. Qxf7 Rhg8 29. Red1 Ne3+ 30. Kh1 Qc6+ 31. f3 Nxd1 32. Rxd1 Qe6 33. Qxa7 Qxe5 34. Qd7+ Kb8 35. Qb5+ Ka8 36. Qa5+ Kb7 37. Qb5+ Kc7 *", + "Moves": "d1d7 c7c8 b5b7", + "MovesSAN": "Rd7+ Kc8 Qb7#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "7k/6pp/p4r2/1p1p1p2/3p4/1P1P4/2r2PPP/R3R1K1 w - - 0 28", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd8 4. Nf3 c5 5. Bc4 e6 6. d3 Bd7 7. Bf4 Nf6 8. O-O a6 9. Re1 b5 10. Bb3 Be7 11. Ne5 Nc6 12. Nxd7 Qxd7 13. Qf3 O-O 14. Ne4 Nxe4 15. Rxe4 Nd4 16. Qg3 f5 17. Bh6 Bf6 18. Ree1 Kh8 19. Be3 Nxb3 20. axb3 Bxb2 21. Rab1 Bd4 22. Bxd4 cxd4 23. Qe5 Rac8 24. Re2 Rf6 25. Ra1 Qd5 26. Qxd5 exd5 27. Ree1 Rxc2 *", + "Moves": "e1e8 f6f8 e8f8", + "MovesSAN": "Re8+ Rf8 Rxf8#", + "Themes": "backRankMate endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "r4r2/1pp1k1pp/p2p4/3Pp1qn/2P1P3/7Q/PP2N1PP/1K3RR1 w - - 6 22", + "PGN": "1. e4 d6 2. d4 Nf6 3. Bd3 Nbd7 4. c4 e5 5. d5 Nc5 6. Nc3 Nxd3+ 7. Qxd3 Nh5 8. Nge2 Qh4 9. Nb5 Kd8 10. Be3 a6 11. Nbc3 Qg4 12. Rg1 f5 13. Bd2 Be7 14. O-O-O fxe4 15. Nxe4 Bf5 16. f3 Bxe4 17. fxe4 Bg5 18. Bxg5+ Qxg5+ 19. Kb1 Rf8 20. Rdf1 Kd7 21. Qh3+ Ke7 *", + "Moves": "h3e6 e7d8 f1f8", + "MovesSAN": "Qe6+ Kd8 Rxf8#", + "Themes": "deflection mate mateIn2 middlegame short" + }, + { + "FEN": "r1bqkb1r/pppnp3/5n1p/3p1pp1/3P4/4P1B1/PPP1BPPP/RN1QK1NR w KQkq - 3 7", + "PGN": "1. d4 d5 2. Bg5 h6 3. Bh4 g5 4. Bg3 f5 5. e3 Nf6 6. Be2 Nbd7 *", + "Moves": "e2h5 f6h5 d1h5", + "MovesSAN": "Bh5+ Nxh5 Qxh5#", + "Themes": "mate mateIn2 opening short" + }, + { + "FEN": "r3r1k1/1b3p2/6PP/p3P3/q1Pp4/1p1P4/1P1BQ3/1K1R2R1 b - - 0 29", + "PGN": "1. e4 e5 2. Nf3 d6 3. Bc4 b6 4. h3 Bb7 5. d3 h6 6. a3 Nc6 7. Qe2 Nf6 8. Nc3 Be7 9. Nd5 O-O 10. Nxe7+ Nxe7 11. Be3 c6 12. Bb3 d5 13. exd5 cxd5 14. Nxe5 Re8 15. f4 d4 16. Bd2 Nc6 17. O-O-O Nxe5 18. fxe5 Nd5 19. Bxd5 Bxd5 20. Rhg1 a5 21. Kb1 b5 22. g4 b4 23. a4 b3 24. c4 Bc6 25. g5 Qd7 26. gxh6 g6 27. h4 Bb7 28. h5 Qxa4 29. hxg6 *", + "Moves": "a4a2 b1c1 a2a1", + "MovesSAN": "Qa2+ Kc1 Qa1#", + "Themes": "mate mateIn2 middlegame queensideAttack short" + }, + { + "FEN": "6k1/1p3ppp/p3p3/8/4b3/4P3/PP1rBPPP/2R2K2 w - - 0 24", + "PGN": "1. Nf3 d5 2. c4 e6 3. e3 Nf6 4. d4 c5 5. cxd5 Nxd5 6. Nc3 cxd4 7. Nxd5 Qxd5 8. Nxd4 Be7 9. Bd2 O-O 10. Qf3 Qxf3 11. Nxf3 Nc6 12. Bb5 Bd7 13. O-O Bf6 14. Rab1 a6 15. Be2 Ne5 16. Rfc1 Bc6 17. Nxe5 Bxe5 18. Bc3 Bxc3 19. Rxc3 Rad8 20. Rbc1 Rd2 21. R3c2 Rfd8 22. Kf1 Be4 23. Rxd2 Rxd2 *", + "Moves": "c1c8 d2d8 c8d8", + "MovesSAN": "Rc8+ Rd8 Rxd8#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "Q1N3k1/2p2pp1/6np/2q2r2/1p6/1P6/P1P5/1KR5 w - - 6 41", + "PGN": "1. e4 e5 2. Nc3 b6 3. d4 exd4 4. Qxd4 Bb7 5. b3 Nc6 6. Qc4 Be7 7. Bb2 Bf6 8. Rb1 Nge7 9. Be2 O-O 10. f4 Ng6 11. e5 Be7 12. Bf3 Qc8 13. h4 Na5 14. Bxb7 Qxb7 15. Qf1 Bxh4+ 16. g3 Be7 17. Qh3 h6 18. Rd1 Rad8 19. Kd2 Bb4 20. Kc1 Qc6 21. Nce2 Qe4 22. Rd4 Qe3+ 23. Kb1 Nc6 24. Rd3 Qc5 25. e6 dxe6 26. Rxd8 Rxd8 27. Nf3 Qe3 28. Nfd4 Nxd4 29. Nxd4 Bc3 30. Bxc3 Qxc3 31. Nb5 Qc5 32. Nxa7 Rd2 33. Rc1 b5 34. Nc8 b4 35. g4 Rd5 36. f5 exf5 37. gxf5 Rxf5 38. Qd3 Qd5 39. Qa6 Qd6 40. Qa8 Qc5 *", + "Moves": "c8e7 g8h7 a8g8", + "MovesSAN": "Ne7+ Kh7 Qg8#", + "Themes": "doubleCheck endgame mate mateIn2 short" + }, + { + "FEN": "3r2k1/pb3ppp/1p1r4/4N3/8/PNR5/1P3PPP/2R3K1 b - - 0 24", + "PGN": "1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. Nf3 Nf6 5. d4 e6 6. Nbd2 cxd4 7. Bc4 Qh5 8. cxd4 Nc6 9. O-O Be7 10. Nb3 O-O 11. Bf4 b6 12. Rc1 Bb7 13. Qe2 Rac8 14. Rfe1 Bb4 15. Red1 Rfd8 16. a3 Bd6 17. Bxd6 Rxd6 18. Rc3 Nd5 19. Bxd5 Qxd5 20. Rdc1 Rcd8 21. Qe3 e5 22. dxe5 Nxe5 23. Qxe5 Qxe5 24. Nxe5 *", + "Moves": "d6d1 c1d1 d8d1", + "MovesSAN": "Rd1+ Rxd1 Rxd1#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "2r3k1/1p3pp1/4p2p/p7/8/r5q1/3R2P1/1B1R2K1 w - - 0 35", + "PGN": "1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nf3 c5 8. Bc4 Nc6 9. Be3 Nf6 10. O-O Ng4 11. c3 Nxe3 12. fxe3 e6 13. a3 Bd6 14. Qe1 O-O 15. e4 cxd4 16. cxd4 Bxg3 17. Qxg3 Bxe4 18. Rad1 Qb6 19. b4 Bxf3 20. Rxf3 Nxd4 21. Rf2 Rac8 22. Bd3 Rc3 23. Rfd2 Ne2+ 24. Kh2 Nxg3 25. Kxg3 Qd6+ 26. Kf2 Qf4+ 27. Kg1 Qxh4 28. Kf1 Rxa3 29. Kg1 Qxb4 30. Kf1 Rc8 31. Bb1 Qf4+ 32. Kg1 Qe3+ 33. Kh2 Qg3+ 34. Kg1 a5 *", + "Moves": "d2d8 c8d8 d1d8", + "MovesSAN": "Rd8+ Rxd8 Rxd8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r5k1/2q4p/2p1RQp1/2N2p2/8/2p4K/Pr5P/4R3 w - - 2 31", + "PGN": "1. e4 g6 2. d4 Bg7 3. f4 b6 4. Nf3 Bb7 5. Bd3 d6 6. Be3 Nd7 7. Nbd2 e6 8. Qe2 Ne7 9. O-O O-O 10. c3 f5 11. e5 dxe5 12. dxe5 Nc5 13. Bc4 Bd5 14. Bxc5 bxc5 15. Nb3 Qb8 16. Bxd5 Nxd5 17. Nxc5 Nxf4 18. Qd2 Nxg2 19. Kxg2 Rd8 20. Qf2 Rd5 21. Nxe6 Bxe5 22. Nxe5 Rxe5 23. Rfe1 Rb5 24. Qd4 Qb7+ 25. Kh3 c6 26. Nc5 Qc7 27. b4 a5 28. Re6 axb4 29. Rae1 bxc3 30. Qf6 Rb2 *", + "Moves": "e6e8 a8e8 e1e8", + "MovesSAN": "Re8+ Rxe8 Rxe8#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "r3r1k1/2p2ppp/p4q2/bp4R1/8/7P/PP2QPP1/4R1K1 w - - 0 27", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. O-O d6 5. h3 Be6 6. Bb3 Nf6 7. d3 O-O 8. c3 a6 9. Bc2 d5 10. exd5 Bxd5 11. d4 exd4 12. cxd4 Bb6 13. Bg5 Qd6 14. Nc3 Bxf3 15. Qxf3 Nxd4 16. Qd3 Nxc2 17. Qxc2 Qe5 18. Bxf6 Qxf6 19. Rad1 Ba5 20. Ne4 Qg6 21. Qc4 b5 22. Qe2 Bb6 23. Rd5 Rfe8 24. Re1 Ba5 25. Rg5 Qh6 26. Nf6+ Qxf6 *", + "Moves": "e2e8 a8e8 e1e8", + "MovesSAN": "Qxe8+ Rxe8 Rxe8#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "3r2k1/p3bp2/1p2p2p/1Pp1Pnp1/P3R3/7P/R4PPB/6K1 b - - 0 30", + "PGN": "1. e4 e6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nd7 5. Ng3 Ngf6 6. Nf3 Be7 7. Bd3 b6 8. O-O h6 9. c3 O-O 10. Re1 Bb7 11. Bc2 c5 12. Qd3 Rc8 13. Ne5 Nxe5 14. dxe5 Qxd3 15. Bxd3 Nd5 16. c4 Nb4 17. Bb1 Nc6 18. a3 Nd4 19. Be3 Nb3 20. Ra2 Rfd8 21. Bc2 Nd4 22. Be4 Bxe4 23. Nxe4 Rc7 24. b4 Rcd7 25. b5 Nf5 26. Bf4 Rd4 27. h3 Rxc4 28. a4 g5 29. Bh2 Rxe4 30. Rxe4 *", + "Moves": "d8d1 e4e1 d1e1", + "MovesSAN": "Rd1+ Re1 Rxe1#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "4rr1k/pPp3p1/3b3p/8/8/1QP2pP1/P4R1P/6KR b - - 0 26", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Be7 5. c3 h6 6. b4 d6 7. Qb3 O-O 8. Nh4 d5 9. exd5 Nxd5 10. Nf3 Be6 11. Nbd2 Nf4 12. Bxe6 Nxd3+ 13. Kf1 fxe6 14. Qxe6+ Kh8 15. Ne4 Nxc1 16. Rxc1 Qd3+ 17. Kg1 Qxe4 18. b5 Qf4 19. Rd1 e4 20. bxc6 exf3 21. g3 Qa4 22. Rb1 Qc2 23. Rf1 Bd6 24. cxb7 Rae8 25. Qb3 Qxf2+ 26. Rxf2 *", + "Moves": "e8e1 f2f1 d6c5", + "MovesSAN": "Re1+ Rf1 Bc5#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r4rk1/pp4pp/2b1p1p1/3qP1B1/3P3Q/2P5/PP3RPP/5R1K b - - 8 22", + "PGN": "1. d4 d5 2. c3 Nf6 3. e3 Nbd7 4. f4 c5 5. Nf3 cxd4 6. exd4 e6 7. Bd3 Bd6 8. O-O Qb6 9. Kh1 O-O 10. Nbd2 Re8 11. Ne5 Nf8 12. Ndf3 Ng6 13. Nxg6 fxg6 14. Ne5 Ne4 15. Bxe4 dxe4 16. Qf3 Bxe5 17. fxe5 Bd7 18. Qxe4 Bc6 19. Qh4 Qd8 20. Bg5 Qd5 21. Rf2 Rf8 22. Raf1 *", + "Moves": "d5g2 f2g2 f8f1", + "MovesSAN": "Qxg2+ Rxg2 Rxf1#", + "Themes": "deflection kingsideAttack mate mateIn2 middlegame pin sacrifice short" + }, + { + "FEN": "2r3k1/pb2r3/1p2p1p1/3p2P1/3p1P2/7R/PPP1K3/7R w - - 0 26", + "PGN": "1. d4 d5 2. Nc3 e6 3. Bf4 Bd6 4. e3 Bxf4 5. exf4 Nf6 6. Bd3 O-O 7. Nf3 b6 8. Ne5 Bb7 9. Ne2 Nbd7 10. h3 Rc8 11. g4 c5 12. Ng3 cxd4 13. g5 Ne4 14. h4 Nxe5 15. fxe5 Qc7 16. Qg4 Qxe5 17. f4 Nf6+ 18. Qe2 Qxe2+ 19. Kxe2 Ne4 20. Rag1 Nxg3+ 21. Rxg3 g6 22. h5 Rfe8 23. hxg6 fxg6 24. Rgh3 Re7 25. Bxg6 hxg6 *", + "Moves": "h3h8 g8f7 h1h7", + "MovesSAN": "Rh8+ Kf7 R1h7#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r1b3kr/p4q1p/1p2NQp1/3p1n2/5P2/2N5/PPP5/2K1R3 w - - 1 25", + "PGN": "1. d4 g6 2. e4 Bg7 3. Be3 e6 4. Qd2 Ne7 5. Nc3 d5 6. e5 Nf5 7. Bg5 Qd7 8. g4 Ne7 9. Bh6 O-O 10. Bxg7 Kxg7 11. h4 Rh8 12. O-O-O b6 13. Bg2 c5 14. Nge2 cxd4 15. Nxd4 Nbc6 16. h5 Nxe5 17. hxg6 fxg6 18. Qh6+ Kg8 19. f4 Nxg4 20. Qh4 Ne3 21. Rde1 Nxg2 22. Qf6 Nxe1 23. Rxe1 Nf5 24. Nxe6 Qf7 *", + "Moves": "f6d8 f7e8 d8e8", + "MovesSAN": "Qd8+ Qe8 Qxe8#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "1r2r1k1/p1pbqp2/3p3Q/2p3p1/B7/1P4R1/P1P2PPP/R5K1 b - - 0 20", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Nc3 Bc5 4. Bb5 d6 5. d4 exd4 6. Nxd4 Bd7 7. Nxc6 bxc6 8. Ba4 Nf6 9. O-O O-O 10. Bg5 h6 11. Bh4 Re8 12. Re1 g5 13. Bg3 Rb8 14. b3 Bb4 15. Re3 Bxc3 16. Rxc3 Nxe4 17. Re3 Nxg3 18. Rxg3 c5 19. Qh5 Qe7 20. Qxh6 *", + "Moves": "e7e1 a1e1 e8e1", + "MovesSAN": "Qe1+ Rxe1 Rxe1#", + "Themes": "backRankMate mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "1rq4k/p4p1p/1p2p3/2p2p2/1PPr1n1P/4QBR1/P5P1/2R3K1 w - - 2 26", + "PGN": "1. e4 d5 2. exd5 Nf6 3. d4 Nxd5 4. c4 Nf6 5. Nf3 Bg4 6. Be2 Bxf3 7. Bxf3 c6 8. O-O e6 9. Nc3 Be7 10. Be3 O-O 11. Qc2 Qc8 12. Ne4 Nbd7 13. Rac1 Rd8 14. Bf4 Nf8 15. Be5 Nxe4 16. Bxe4 Bf6 17. f4 Rxd4 18. Bxf6 gxf6 19. Rf3 f5 20. Rg3+ Ng6 21. Bf3 c5 22. h4 Kh8 23. Qc3 Nxf4 24. b4 b6 25. Qe3 Rb8 *", + "Moves": "e3e5 f7f6 e5f6", + "MovesSAN": "Qe5+ f6 Qxf6#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "4q1k1/ppb3pp/2p5/5N2/3P4/3Q3P/PPP3P1/7K b - - 1 29", + "PGN": "1. e4 e5 2. Nc3 Nc6 3. f4 Nf6 4. Nf3 exf4 5. d4 d5 6. e5 Nd7 7. Bxf4 Bb4 8. Be2 f6 9. exf6 Nxf6 10. O-O O-O 11. Kh1 Re8 12. Be5 Nxe5 13. Nxe5 Bd6 14. Nf3 c6 15. Bd3 Bg4 16. Qd2 Qc7 17. h3 Bxf3 18. Rxf3 Ne4 19. Bxe4 dxe4 20. Rf5 Rf8 21. Rxf8+ Rxf8 22. Nxe4 Bf4 23. Qe2 Re8 24. Qd3 Qe7 25. Re1 Bg3 26. Re2 Bc7 27. Ng3 Qf7 28. Rxe8+ Qxe8 29. Nf5 *", + "Moves": "e8e1 d3f1 e1f1", + "MovesSAN": "Qe1+ Qf1 Qxf1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "5k2/p1R1r1p1/4p1Qp/1p1p4/1P1q1P1P/P5P1/7K/8 w - - 3 36", + "PGN": "1. e4 c6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. h3 Bf5 6. Bd3 Bxd3 7. Qxd3 e6 8. Nf3 h6 9. O-O Rc8 10. a3 cxd4 11. cxd4 Nge7 12. b4 Ng6 13. Nc3 Be7 14. Ne2 O-O 15. Be3 Nh4 16. Nxh4 Bxh4 17. g3 Bg5 18. f4 Be7 19. Kh2 f5 20. exf6 Bxf6 21. Qg6 Ne7 22. Qg4 Nf5 23. Bg1 Rc2 24. Rac1 Qc7 25. Rxc2 Qxc2 26. Rc1 Qd2 27. Bf2 Re8 28. Be1 Qe3 29. Rc3 Qe4 30. Bf2 Bxd4 31. Bxd4 Nxd4 32. Nxd4 Qxd4 33. Rc7 b5 34. h4 Kf8 35. Qg6 Re7 *", + "Moves": "c7c8 e7e8 g6e8", + "MovesSAN": "Rc8+ Re8 Qxe8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "1r5r/p1b2ppp/4k3/2B1p3/B3n3/4Nb2/PPPR1P1P/2K3R1 w - - 8 22", + "PGN": "1. e4 e6 2. d4 d5 3. Bd3 dxe4 4. Bxe4 Nf6 5. Bf3 c5 6. Ne2 Nc6 7. Be3 cxd4 8. Nxd4 Nxd4 9. Qxd4 Qxd4 10. Bxd4 Bd6 11. Nd2 e5 12. Be3 Bf5 13. Nc4 Bc7 14. Bxb7 Rb8 15. Bc6+ Ke7 16. O-O-O Be4 17. Ba4 Bxg2 18. Rhg1 Bd5 19. Bc5+ Ke6 20. Ne3 Bf3 21. Rd2 Ne4 *", + "Moves": "a4d7 e6f6 e3d5", + "MovesSAN": "Bd7+ Kf6 Nd5#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "5r1k/1Q4pp/6q1/RP6/8/8/5RPP/1N4K1 b - - 0 26", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. c3 Qf6 6. Be3 Nge7 7. Be2 O-O 8. O-O d6 9. a3 Nxd4 10. cxd4 Bb6 11. b4 a5 12. b5 c6 13. a4 cxb5 14. axb5 d5 15. e5 Qg6 16. Bd3 Bf5 17. Bxf5 Nxf5 18. Bf4 Nxd4 19. Be3 Rae8 20. Bxd4 Bxd4 21. Qxd4 f5 22. exf6 Rxf6 23. Qxd5+ Kh8 24. Qxb7 Ref8 25. Rxa5 Rxf2 26. Rxf2 *", + "Moves": "g6b1 f2f1 f8f1", + "MovesSAN": "Qxb1+ Rf1 Rxf1#", + "Themes": "endgame hangingPiece mate mateIn2 short" + }, + { + "FEN": "6r1/kpQ5/8/2N5/PP2b1p1/4q2p/B5p1/K1R3R1 b - - 4 43", + "PGN": "1. e4 e5 2. Bc4 d6 3. Qh5 Qe7 4. Nc3 c6 5. Nge2 g6 6. Qf3 Nd7 7. Ng3 Nb6 8. Bb3 a5 9. a3 a4 10. Ba2 Be6 11. b3 axb3 12. cxb3 f5 13. d3 f4 14. Nge2 Qf6 15. Bb2 g5 16. d4 h5 17. d5 g4 18. Qd3 Bd7 19. a4 f3 20. Ng3 fxg2 21. Rg1 h4 22. Nge2 h3 23. O-O-O Qxf2 24. Ng3 Bh6+ 25. Kb1 Bf4 26. Nce2 Nf6 27. dxc6 Bxc6 28. Qxd6 Nxe4 29. Qg6+ Ke7 30. Nxe4 Qxe2 31. Qg7+ Ke8 32. Nd6+ Kd8 33. Qxh8+ Kc7 34. Qg7+ Nd7 35. Nc4 Be4+ 36. Ka1 Rd8 37. b4 Bxh2 38. Bxe5+ Bxe5+ 39. Nxe5 Qe3 40. Rc1+ Kb8 41. Nxd7+ Ka7 42. Nc5 Rg8 43. Qc7 *", + "Moves": "e3d4 c1c3 d4c3", + "MovesSAN": "Qd4+ Rc3 Qxc3#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "1q1r1rk1/pb2bppp/1p2p3/4n1N1/4N3/8/PPQB1PPP/R4RK1 w - - 0 19", + "PGN": "1. e4 c5 2. c3 d6 3. d4 cxd4 4. cxd4 Nf6 5. Nc3 e6 6. e5 dxe5 7. dxe5 Nfd7 8. Bb5 Be7 9. Nf3 O-O 10. O-O b6 11. Bd2 Bb7 12. Qe2 Qc7 13. Bd3 Nc5 14. Be4 Nxe4 15. Nxe4 Nc6 16. Qd3 Rad8 17. Qc2 Qb8 18. Nfg5 Nxe5 *", + "Moves": "e4f6 g7f6 c2h7", + "MovesSAN": "Nf6+ gxf6 Qxh7#", + "Themes": "discoveredAttack kingsideAttack mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "8/3N1Rpk/3np2p/3p3P/3P4/4P3/2q2PPK/8 w - - 1 40", + "PGN": "1. d4 d5 2. Bf4 Nf6 3. e3 e6 4. Bd3 c5 5. c3 Nc6 6. Nd2 Bd7 7. Ngf3 c4 8. Bc2 b5 9. a3 a5 10. Ne5 b4 11. axb4 axb4 12. Rxa8 Qxa8 13. cxb4 Nxb4 14. O-O Nxc2 15. Qxc2 Ba4 16. Qb1 Bb4 17. Ndf3 O-O 18. Qa1 Rb8 19. h4 h6 20. Qa2 Bc2 21. Ra1 Qb7 22. Qa6 Qxa6 23. Rxa6 Bf8 24. Nd7 Nxd7 25. Bxb8 Nxb8 26. Ra8 Nc6 27. Rc8 Nb4 28. Ne5 Ba4 29. Ra8 Bb5 30. Rb8 Ba4 31. Ra8 Nd3 32. Rxa4 Nxb2 33. Ra8 c3 34. Nd7 c2 35. Rc8 Nc4 36. Rxf8+ Kh7 37. Rxf7 c1=Q+ 38. Kh2 Qc2 39. h5 Nd6 *", + "Moves": "d7f6 h7h8 f7f8", + "MovesSAN": "Nf6+ Kh8 Rf8#", + "Themes": "endgame mate mateIn2 pin short" + }, + { + "FEN": "r3r1k1/ppp3p1/7p/2n1RQ2/P7/2q5/5PPP/4R1K1 w - - 5 20", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Bc5 5. c3 h6 6. O-O d6 7. a4 Nf6 8. b4 Ne5 9. Bb3 Bg4 10. Nbd2 dxc3 11. bxc5 cxd2 12. Bxd2 Nxe4 13. Re1 Nxc5 14. Bxf7+ Kxf7 15. Nxe5+ dxe5 16. Qxg4 Qxd2 17. Rxe5 Qc3 18. Rae1 Rhe8 19. Qf5+ Kg8 *", + "Moves": "e5e8 a8e8 e1e8", + "MovesSAN": "Rxe8+ Rxe8 Rxe8#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "2k5/p1pp4/1p5P/1r6/4Q3/2P5/P5P1/6RK b - - 0 35", + "PGN": "1. d4 b6 2. e4 Bb7 3. d5 e6 4. dxe6 fxe6 5. Bd3 Nf6 6. Bg5 Be7 7. Bxf6 Bxf6 8. Nf3 Nc6 9. c3 Qe7 10. O-O O-O-O 11. b4 h5 12. b5 Ne5 13. Nxe5 Bxe5 14. f4 Bd6 15. Kh1 g5 16. e5 Bc5 17. Nd2 Rhg8 18. Ne4 gxf4 19. Rxf4 Be3 20. Rf6 Qg7 21. Qe2 Bg5 22. Nxg5 Qxg5 23. Rg1 Rg7 24. Be4 Qxe5 25. Bxb7+ Kxb7 26. Qxe5 Rdg8 27. Qxh5 Rg5 28. Qf3+ Kb8 29. Rf8+ Rxf8 30. Qxf8+ Kb7 31. h4 Rxb5 32. Qf3+ Kc8 33. h5 e5 34. h6 e4 35. Qxe4 *", + "Moves": "b5h5 e4h4 h5h4", + "MovesSAN": "Rh5+ Qh4 Rxh4#", + "Themes": "endgame mate mateIn2 queenRookEndgame short" + }, + { + "FEN": "5rk1/pp4pp/5q2/2Q4R/8/P5B1/5PPP/R5K1 b - - 0 26", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 c5 6. Nf3 O-O 7. Bg5 d6 8. e4 Qa5 9. Bxf6 Qxc3+ 10. Nd2 Nd7 11. Bh4 cxd4 12. Be2 Nc5 13. O-O d3 14. Bf3 f5 15. exf5 Rxf5 16. Qc1 Qe5 17. Bg3 Qf6 18. Ne4 Nxe4 19. Bxe4 Rh5 20. Bxd3 e5 21. Re1 Bf5 22. Bxf5 Qxf5 23. c5 dxc5 24. Qxc5 Rf8 25. Rxe5 Qf6 26. Rxh5 *", + "Moves": "f6a1 c5c1 a1c1", + "MovesSAN": "Qxa1+ Qc1 Qxc1#", + "Themes": "endgame hangingPiece mate mateIn2 short" + }, + { + "FEN": "k7/1pr3p1/p5p1/3Qb3/1P6/PR5P/5PP1/6K1 b - - 0 30", + "PGN": "1. e4 c5 2. Nf3 e6 3. c3 d5 4. e5 Nc6 5. Bd3 Nge7 6. O-O Ng6 7. Re1 Qc7 8. Bxg6 hxg6 9. h3 Be7 10. d4 cxd4 11. cxd4 Bd7 12. Nc3 O-O-O 13. Be3 a6 14. Rc1 Kb8 15. a3 f6 16. b4 fxe5 17. dxe5 Nxe5 18. Nxe5 Qxe5 19. Ba7+ Kxa7 20. Rxe5 Bf6 21. Re1 Rc8 22. Qe2 Rxc3 23. Rxc3 Bxc3 24. Rb1 Bb5 25. Qg4 Bd3 26. Rb3 Rc8 27. Qxe6 Rc7 28. Qe3+ Ka8 29. Qxd3 Be5 30. Qxd5 *", + "Moves": "c7c1 d5d1 c1d1", + "MovesSAN": "Rc1+ Qd1 Rxd1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "1k6/p4q2/1PQ5/2Pp3p/4p3/2N4P/3r2P1/R5K1 b - - 0 34", + "PGN": "1. f4 c6 2. Nf3 Qc7 3. e3 d6 4. b3 Bg4 5. Bb2 Nd7 6. c4 Ngf6 7. Bd3 e5 8. Qc2 Nc5 9. Be2 O-O-O 10. O-O e4 11. Nd4 Bxe2 12. Nxe2 Nd3 13. Ng3 Be7 14. Nf5 g6 15. Nxe7+ Qxe7 16. a4 Ng4 17. Bxh8 Rxh8 18. Qc3 f6 19. b4 h5 20. c5 d5 21. a5 g5 22. a6 gxf4 23. axb7+ Kxb7 24. exf4 Qc7 25. h3 Ngf2 26. Qxf6 Rh7 27. Rxf2 Nxf2 28. Kxf2 Rf7 29. Qd6 Rxf4+ 30. Kg1 Qf7 31. Nc3 Rf2 32. b5 Rxd2 33. Qxc6+ Kb8 34. b6 *", + "Moves": "f7f2 g1h2 f2g2", + "MovesSAN": "Qf2+ Kh2 Qxg2#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "7k/1p5p/3q2p1/p2BR3/P2Q1P2/6P1/1r5P/2r4K w - - 3 36", + "PGN": "1. d4 d5 2. Bf4 c5 3. e3 cxd4 4. exd4 Nc6 5. Nf3 Bg4 6. Be2 Bxf3 7. Bxf3 e6 8. c3 Qb6 9. Qc2 g6 10. O-O Nh6 11. Re1 Bg7 12. Nd2 O-O 13. Nb3 Nf5 14. Nc5 Rad8 15. Nd3 Nd6 16. Be5 Nxe5 17. Nxe5 Nf5 18. g3 Qd6 19. Re2 Rc8 20. Qb3 Rc7 21. Rae1 Rfc8 22. Bg4 Ne7 23. f4 Nc6 24. Nd3 a6 25. Rxe6 fxe6 26. Bxe6+ Kh8 27. Bxd5 Nxd4 28. cxd4 Bxd4+ 29. Kg2 a5 30. a4 Rc2+ 31. Kh1 Qf6 32. Ne5 Rxb2 33. Qd3 Bxe5 34. Rxe5 Qd6 35. Qd4 Rc1+ *", + "Moves": "e5e1 d6e5 d4e5", + "MovesSAN": "Re1+ Qe5 Qxe5#", + "Themes": "discoveredAttack endgame mate mateIn2 short" + }, + { + "FEN": "6k1/3r1ppp/4p3/8/8/6P1/4PP1P/1R4K1 w - - 0 27", + "PGN": "1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 c6 5. g3 Bb4 6. Bg2 Ne4 7. Qc2 Qa5 8. Bd2 Nxd2 9. Qxd2 dxc4 10. O-O O-O 11. Ne5 Nd7 12. Nxc4 Bxc3 13. Qxc3 Qxc3 14. bxc3 Nf6 15. Nd6 Rd8 16. Nxc8 Raxc8 17. Rab1 b6 18. a4 c5 19. a5 cxd4 20. cxd4 Rxd4 21. axb6 axb6 22. Rxb6 Nd5 23. Bxd5 Rxd5 24. Rfb1 Rcd8 25. Rb7 R5d7 26. Rxd7 Rxd7 *", + "Moves": "b1b8 d7d8 b8d8", + "MovesSAN": "Rb8+ Rd8 Rxd8#", + "Themes": "backRankMate endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "r2qr1k1/bp5p/2pppp1B/p3p3/4P3/P1PP4/1P3PPP/R2Q1RK1 w - - 0 16", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bc4 Bc5 5. a3 a5 6. Ba2 O-O 7. O-O d6 8. d3 Be6 9. Nd5 Nd4 10. Nxd4 Bxd4 11. c3 Ba7 12. Bg5 c6 13. Nxf6+ gxf6 14. Bh6 Re8 15. Bxe6 fxe6 *", + "Moves": "d1g4 g8f7 g4g7", + "MovesSAN": "Qg4+ Kf7 Qg7#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "6k1/p3q2p/1p1p4/8/8/8/PPrn2B1/K5Q1 w - - 0 30", + "PGN": "1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Be3 Bg7 5. Qd2 O-O 6. O-O-O Nbd7 7. Bh6 e5 8. d5 Ne8 9. Nf3 Nc5 10. h4 f5 11. exf5 Bxf5 12. h5 gxh5 13. Rxh5 Rf6 14. Nh4 Bg4 15. Bxg7 Nxg7 16. Rg5 Bxd1 17. Qxd1 Rxf2 18. Nf3 e4 19. Qe1 exf3 20. Qxf2 Qxg5+ 21. Kb1 fxg2 22. Bxg2 Rf8 23. Qg1 b6 24. Nb5 Ne4 25. Nxc7 Rc8 26. Ne6 Nxe6 27. dxe6 Nd2+ 28. Ka1 Rxc2 29. e7 Qxe7 *", + "Moves": "g2d5 g8h8 g1g8", + "MovesSAN": "Bd5+ Kh8 Qg8#", + "Themes": "doubleCheck endgame mate mateIn2 short" + }, + { + "FEN": "r4r1k/1bq1Nppp/p2p4/1p1Pn3/4Q3/P3R3/1PP2PPP/R5K1 w - - 3 20", + "PGN": "1. e4 e6 2. Nf3 c5 3. d4 cxd4 4. Nxd4 a6 5. Nc3 Qc7 6. Bd3 Nf6 7. O-O b5 8. a3 Bb7 9. Be3 Be7 10. Qd2 O-O 11. Bf4 d6 12. Rfe1 e5 13. Nf5 exf4 14. Qxf4 Nc6 15. Nd5 Nxd5 16. exd5 Ne5 17. Qe4 Nxd3 18. Nxe7+ Kh8 19. Re3 Ne5 *", + "Moves": "e4h7 h8h7 e3h3", + "MovesSAN": "Qxh7+ Kxh7 Rh3#", + "Themes": "anastasiaMate attraction kingsideAttack mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "2rbk2r/p2q2pp/1p2p3/3n4/3P4/BNP2QP1/P5KP/R4R2 w k - 0 26", + "PGN": "1. c4 e5 2. g3 d5 3. cxd5 Qxd5 4. Nf3 e4 5. Nc3 Qc6 6. Nd4 Qd7 7. e3 c5 8. Nb3 Nf6 9. Qc2 Qe7 10. Bg2 Bf5 11. O-O Nc6 12. f3 Nb4 13. Qb1 exf3 14. Qxf5 fxg2 15. Kxg2 b6 16. d4 c4 17. Qb5+ Qd7 18. Qxc4 Rc8 19. Qe2 Bd6 20. e4 Bc7 21. e5 Nfd5 22. Qf3 Nxc3 23. bxc3 Nd5 24. Ba3 Bd8 25. e6 fxe6 *", + "Moves": "f3f8 h8f8 f1f8", + "MovesSAN": "Qf8+ Rxf8 Rxf8#", + "Themes": "master mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "7k/1Q4p1/3p2pp/1P6/P5P1/2q4P/2r2rB1/R5RK b - - 0 34", + "PGN": "1. c4 e5 2. g3 Bc5 3. e3 d6 4. d4 exd4 5. exd4 Bb6 6. Ne2 Bg4 7. Nbc3 Nf6 8. h3 Bh5 9. g4 Bg6 10. Bg2 Nc6 11. O-O O-O 12. Bg5 Kh8 13. a3 Qe7 14. Re1 Qe6 15. b3 Ne4 16. Nf4 Qd7 17. Nxg6+ fxg6 18. Nxe4 Nxd4 19. b4 Ne6 20. c5 Nxg5 21. cxb6 Nxe4 22. Bxe4 cxb6 23. Qd5 Qd8 24. Qxb7 Qh4 25. Bg2 Qxf2+ 26. Kh1 Rab8 27. Qxa7 Rbc8 28. Rf1 Qb2 29. Rfb1 Qd2 30. Qxb6 Rc2 31. Qb7 h6 32. a4 Rf2 33. Rg1 Qc3 34. b5 *", + "Moves": "c3h3 g2h3 f2h2", + "MovesSAN": "Qxh3+ Bxh3 Rh2#", + "Themes": "mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "8/pR6/8/8/8/2Pk4/PP1N3r/2K5 b - - 3 44", + "PGN": "1. e4 Nc6 2. Nf3 e5 3. Bc4 f5 4. d3 Bc5 5. Ng5 f4 6. Nf7 Qh4 7. g3 Qh3 8. Nxh8 Qg2 9. Rf1 Nf6 10. c3 d6 11. Nd2 Bh3 12. Qf3 Qxh2 13. Rh1 Bxf2+ 14. Ke2 Bg4 15. Rxh2 fxg3 16. Rxf2 gxf2 17. Kxf2 Bxf3 18. Nxf3 Nd8 19. Bg5 Ke7 20. Rh1 Ne6 21. Bxf6+ Kxf6 22. Bxe6 Rxh8 23. Bb3 h5 24. Nh4 g5 25. Nf5 g4 26. Kg3 Kg5 27. Rh4 Rf8 28. Bd1 c6 29. Bxg4 hxg4 30. Rxg4+ Kf6 31. Rh4 d5 32. Rh6+ Kg5 33. Rh7 dxe4 34. dxe4 Rd8 35. Rxb7 Rd3+ 36. Kf2 Kf4 37. Ne7 Rd2+ 38. Ke1 Rh2 39. Nxc6 Ke3 40. Kd1 Rd2+ 41. Kc1 Rh2 42. Nxe5 Kxe4 43. Nc4 Kd3 44. Nd2 *", + "Moves": "h2h1 d2f1 h1f1", + "MovesSAN": "Rh1+ Nf1 Rxf1#", + "Themes": "endgame master mate mateIn2 short" + }, + { + "FEN": "5rk1/1ppq2pp/1p1p4/8/3Q4/2P5/PP3nK1/R1B2R2 b - - 1 20", + "PGN": "1. e4 e5 2. Nc3 Nc6 3. g3 Bc5 4. Bg2 d6 5. h3 f5 6. Na4 Bb6 7. Nxb6 axb6 8. Ne2 Nf6 9. d4 exd4 10. Nxd4 Nxd4 11. Qxd4 O-O 12. O-O Ra5 13. exf5 Bxf5 14. c3 Qd7 15. Kh2 Bxh3 16. Bxh3 Rh5 17. g4 Nxg4+ 18. Kg3 Rxh3+ 19. Kxh3 Nxf2+ 20. Kg2 *", + "Moves": "d7h3 g2g1 h3h1", + "MovesSAN": "Qh3+ Kg1 Qh1#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "2r3k1/p4ppp/8/8/8/7P/qP1R1PP1/3R2K1 w - - 0 25", + "PGN": "1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 dxc4 5. Bxc4 Bf5 6. Nc3 Nc6 7. Nf3 Nf6 8. O-O e6 9. Bg5 Be7 10. Re1 O-O 11. Rc1 Bg4 12. h3 Bh5 13. Bxf6 Bxf6 14. d5 Ne5 15. Be2 Nxf3+ 16. Bxf3 Bxf3 17. Qxf3 Bxc3 18. Rxc3 exd5 19. Rd3 Rc8 20. Rxd5 Qc7 21. Red1 Qc2 22. R5d2 Qc4 23. Qxb7 Qxa2 24. Qxc8 Rxc8 *", + "Moves": "d2d8 c8d8 d1d8", + "MovesSAN": "Rd8+ Rxd8 Rxd8#", + "Themes": "backRankMate endgame mate mateIn2 queenRookEndgame short" + }, + { + "FEN": "6k1/5p1p/3R2p1/3P4/1P2PP2/8/4RPK1/r6r b - - 0 33", + "PGN": "1. d4 Nf6 2. c4 d6 3. Nf3 g6 4. Nc3 Bg7 5. Bf4 O-O 6. h3 Nh5 7. Bh2 Nc6 8. e3 e5 9. dxe5 Nxe5 10. Be2 Nxf3+ 11. Bxf3 Nf6 12. Rc1 Re8 13. O-O a6 14. b4 Be6 15. Nd5 Nxd5 16. cxd5 Bf5 17. Re1 Be4 18. Rc4 Bxf3 19. Qxf3 Qf6 20. Rxc7 Qxf3 21. gxf3 Be5 22. Rxb7 Bxh2+ 23. Kxh2 Re5 24. e4 a5 25. a3 axb4 26. axb4 Ra2 27. Kg1 Rg5+ 28. Kf1 Rh5 29. Rd7 Rxh3 30. Re2 Ra1+ 31. Kg2 Rh5 32. f4 Rhh1 33. Rxd6 *", + "Moves": "a1g1 g2f3 h1h3", + "MovesSAN": "Rag1+ Kf3 Rh3#", + "Themes": "endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "6k1/pp1Rrppp/5b2/1P2p3/1P2P3/5N1P/5PP1/6K1 w - - 3 25", + "PGN": "1. e4 e5 2. d3 c6 3. Nf3 Qc7 4. Be2 d5 5. h3 Nf6 6. exd5 cxd5 7. Bg5 Be7 8. Nc3 d4 9. Bxf6 Bxf6 10. Nd5 Qa5+ 11. c3 dxc3 12. Nxc3 Nc6 13. O-O O-O 14. Ne4 Qd8 15. a3 Bf5 16. b4 Bxe4 17. dxe4 Qxd1 18. Rfxd1 Rad8 19. Rxd8 Bxd8 20. Bb5 Nd4 21. a4 Bf6 22. Rd1 Nxb5 23. axb5 Re8 24. Rd7 Re7 *", + "Moves": "d7d8 e7e8 d8e8", + "MovesSAN": "Rd8+ Re8 Rxe8#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "1k2r3/1pp5/2B5/5Q2/P4P2/2PPB1r1/7q/1RK3R1 b - - 2 33", + "PGN": "1. f3 d5 2. g3 e5 3. Nh3 Nc6 4. Nf2 Nf6 5. d3 Be6 6. Bg2 Bc5 7. e3 Qd7 8. O-O O-O-O 9. c3 g5 10. b4 Bb6 11. a4 a5 12. bxa5 Nxa5 13. Na3 h5 14. Rb1 g4 15. f4 exf4 16. exf4 h4 17. Nb5 hxg3 18. hxg3 Nh5 19. Nd4 Nxg3 20. Nxe6 Qxe6 21. Re1 Qh6 22. Qxg4+ f5 23. Qxg3 Bxf2+ 24. Kxf2 Rdg8 25. Qf3 Qh2 26. Rg1 Qh4+ 27. Ke2 Re8+ 28. Be3 Rhg8 29. Qxd5 Nc6 30. Qxf5+ Kb8 31. Kd2 Rg3 32. Bxc6 Qh2+ 33. Kc1 *", + "Moves": "g3g1 e3g1 e8e1", + "MovesSAN": "Rxg1+ Bxg1 Re1#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "6k1/pp3pp1/8/6N1/8/1P6/r3rPPP/3R2K1 w - - 2 32", + "PGN": "1. e4 e5 2. Bc4 Nf6 3. Nf3 Bc5 4. Ng5 O-O 5. Qf3 c6 6. d3 d5 7. exd5 cxd5 8. Bb3 Bg4 9. Qg3 Bd6 10. Nxh7 Kxh7 11. Qh4+ Bh5 12. Bg5 Kg8 13. Bxf6 Qxf6 14. Qxh5 e4 15. Qxd5 Nc6 16. dxe4 Qxb2 17. Qxd6 Qxa1 18. O-O Rfd8 19. Qg6 Rf8 20. Nd2 Qc3 21. Qg5 Nd4 22. Qe3 Rac8 23. Nf3 Rfd8 24. Ng5 Nxb3 25. Qxc3 Rxc3 26. cxb3 Rc2 27. Ra1 Rdd2 28. Nh3 Rxa2 29. Re1 Re2 30. Rd1 Rxe4 31. Ng5 Ree2 *", + "Moves": "d1d8 e2e8 d8e8", + "MovesSAN": "Rd8+ Re8 Rxe8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "5r2/pR6/1p4p1/8/4P1nk/PP5p/8/4R1KB b - - 0 41", + "PGN": "1. c4 c5 2. g3 Nc6 3. Bg2 g6 4. Nc3 Bg7 5. a3 e6 6. e4 Nge7 7. Nge2 O-O 8. O-O b6 9. d3 Bb7 10. f4 f5 11. Kh1 Nd4 12. Nxd4 cxd4 13. Ne2 Rc8 14. Rb1 fxe4 15. dxe4 Rxc4 16. b3 Rc8 17. Nxd4 Ba6 18. Re1 Nc6 19. Nf3 d6 20. Bb2 e5 21. Rc1 Bb7 22. Qd5+ Kh8 23. Ng5 Qe7 24. Qe6 Rce8 25. Qxe7 Rxe7 26. Rcd1 exf4 27. Bxg7+ Kxg7 28. Rxd6 fxg3 29. Ne6+ Rxe6 30. Rxe6 gxh2 31. Rd6 Ne5 32. Rc1 Kh6 33. Kxh2 Kg5 34. Kg3 h5 35. Re6 h4+ 36. Kh2 Ng4+ 37. Kg1 Ne3 38. Bh1 h3 39. Re1 Ng4 40. Re7 Kh4 41. Rxb7 *", + "Moves": "h3h2 g1g2 f8f2", + "MovesSAN": "h2+ Kg2 Rf2#", + "Themes": "advancedPawn endgame master mate mateIn2 short" + }, + { + "FEN": "5rk1/1p3p1p/1q2pp2/nN1p4/R7/4P3/1Q1P1PPP/6K1 w - - 8 25", + "PGN": "1. b4 e6 2. Bb2 Nf6 3. b5 c6 4. a4 a6 5. c4 axb5 6. axb5 Rxa1 7. Bxa1 cxb5 8. cxb5 d5 9. e3 Bd7 10. Nf3 Qa5 11. Bc3 Qb6 12. Bd3 Bxb5 13. Bd4 Qa6 14. Bxb5+ Qxb5 15. Nc3 Qc6 16. Ne5 Qa6 17. Qb1 Bd6 18. Nb5 Bxe5 19. Bxe5 O-O 20. Bxf6 gxf6 21. O-O Nc6 22. Qb2 Qa5 23. Ra1 Qb6 24. Ra4 Na5 *", + "Moves": "a4g4 g8h8 b2f6", + "MovesSAN": "Rg4+ Kh8 Qxf6#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "4k3/1R2n3/4K3/1p6/6P1/1r6/8/8 w - - 3 45", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. h3 Nf6 5. Nc3 O-O 6. d3 h6 7. Na4 Bb6 8. Nxb6 axb6 9. O-O d6 10. Bd5 Nxd5 11. exd5 Ne7 12. c4 Bf5 13. Be3 b5 14. Qb3 bxc4 15. dxc4 Be4 16. Bd2 Bxf3 17. Qxf3 f5 18. Rfe1 f4 19. Bb4 Ra4 20. a3 c5 21. dxc6 Nxc6 22. c5 Nxb4 23. Qb3+ Kh8 24. Qxa4 Nd3 25. Red1 Nxb2 26. Rxd6 Qxd6 27. cxd6 Nxa4 28. Rd1 Rd8 29. Rd5 g5 30. Rxe5 Rxd6 31. Re8+ Kg7 32. Rb8 Rd1+ 33. Kh2 Rb1 34. g3 fxg3+ 35. fxg3 b5 36. h4 Nc3 37. hxg5 hxg5 38. Kh3 Ra1 39. Kg4 Rxa3 40. Kxg5 Rb3 41. Rb7+ Kf8 42. Kf6 Ke8 43. g4 Nd5+ 44. Ke6 Ne7 *", + "Moves": "b7b8 e7c8 b8c8", + "MovesSAN": "Rb8+ Nc8 Rxc8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "rq4k1/p2RQrpp/8/1pp5/7P/2P1P3/PP3P2/4K2b w - - 0 21", + "PGN": "1. d4 Nf6 2. Bf4 d5 3. e3 Nc6 4. Bd3 e6 5. c3 Bd6 6. Bxd6 Qxd6 7. Nf3 O-O 8. Nbd2 e5 9. dxe5 Nxe5 10. Nxe5 Qxe5 11. Nf3 Qd6 12. Qc2 c5 13. h4 Ne4 14. Bxe4 dxe4 15. Qxe4 b5 16. Rd1 Qb8 17. Qe7 Bb7 18. Ng5 Bxg2 19. Rd7 Bxh1 20. Nxf7 Rxf7 *", + "Moves": "e7f7 g8h8 f7g7", + "MovesSAN": "Qxf7+ Kh8 Qxg7#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "1rb2r1k/pp3Bpp/8/3R3Q/8/8/1qPK1PPP/3R4 w - - 0 19", + "PGN": "1. d4 e5 2. dxe5 Nc6 3. Nc3 Nxe5 4. e4 c6 5. Nf3 Nxf3+ 6. Qxf3 Bb4 7. Bd2 Ne7 8. Bc4 O-O 9. O-O-O d5 10. exd5 cxd5 11. Nxd5 Bxd2+ 12. Rxd2 Nxd5 13. Bxd5 Qa5 14. Rhd1 Rb8 15. Bxf7+ Kh8 16. Rd5 Qxa2 17. Qh5 Qa1+ 18. Kd2 Qxb2 *", + "Moves": "h5h7 h8h7 d5h5", + "MovesSAN": "Qxh7+ Kxh7 Rh5#", + "Themes": "attraction mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "r4rk1/pp1bppb1/1q1p2p1/3N3p/3nP1nP/P2B2N1/1PPB1PP1/2KR1Q1R b - - 11 15", + "PGN": "1. e4 c5 2. d4 cxd4 3. Qxd4 Nc6 4. Qe3 Nf6 5. Bd3 d6 6. a3 g6 7. Ne2 Bg7 8. Ng3 O-O 9. h4 h5 10. Nc3 Qa5 11. Bd2 Ng4 12. Qe2 Nd4 13. Qf1 Qb6 14. O-O-O Bd7 15. Nd5 *", + "Moves": "d4e2 g3e2 b6b2", + "MovesSAN": "Ne2+ Nxe2 Qxb2#", + "Themes": "mate mateIn2 middlegame queensideAttack sacrifice short" + }, + { + "FEN": "6k1/b4p2/6p1/4B2p/2R1P2P/3P1b2/5rPK/8 w - - 2 44", + "PGN": "1. e4 c5 2. Nf3 d6 3. Bc4 Nf6 4. d3 g6 5. Bg5 Bg7 6. c3 O-O 7. h3 a6 8. a3 b5 9. Ba2 Bb7 10. O-O Nc6 11. Nbd2 a5 12. Re1 b4 13. Rc1 Nd7 14. Bd5 Qc7 15. Bxc6 Bxc6 16. Bxe7 Rfe8 17. Bh4 Rab8 18. axb4 axb4 19. Nc4 Nb6 20. Ne3 Na4 21. Nc4 bxc3 22. bxc3 Nxc3 23. Qc2 Ba4 24. Qd2 Nb5 25. Bg3 Qe7 26. Qa5 Ra8 27. Qd2 Bb3 28. Ne3 Ra2 29. Nc2 Na3 30. Qa5 Nxc2 31. Qb6 Be6 32. Bxd6 Qa7 33. Bxc5 Qxb6 34. Bxb6 Rb8 35. Bc7 Rbb2 36. Rf1 Nd4 37. Nxd4 Bxd4 38. Bg3 h5 39. h4 Bg4 40. Rc4 Ba7 41. Be5 Rxf2 42. Rxf2 Rxf2 43. Kh2 Bf3 *", + "Moves": "c4c8 g8h7 c8h8", + "MovesSAN": "Rc8+ Kh7 Rh8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "8/7p/5pp1/2Q3qk/p7/6PK/Pp6/8 w - - 2 55", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. Bb5 e6 4. O-O Nge7 5. Re1 g6 6. d3 Bg7 7. Nc3 O-O 8. Bg5 Qc7 9. Qd2 a6 10. Bf4 d6 11. Bxc6 Nxc6 12. d4 cxd4 13. Nxd4 Nxd4 14. e5 dxe5 15. Bg3 Rd8 16. Qe3 Nxc2 17. Bxe5 Bxe5 18. Qg5 Bxh2+ 19. Kh1 Bf4 20. Qh4 Nxa1 21. Rxa1 Be5 22. Rc1 Bxc3 23. Rxc3 Qe5 24. Qxd8+ Kg7 25. Rxc8 Rxc8 26. Qxc8 Qxb2 27. Qc4 Qxf2 28. Qc3+ Qf6 29. Qb3 Qf1+ 30. Kh2 Qf4+ 31. Kh1 Qc1+ 32. Kh2 Qc7+ 33. Kh1 b5 34. Qe3 Qc4 35. Qe5+ Kh6 36. Qh2+ Kg5 37. Qg3+ Qg4 38. Qe3+ Kh5 39. Qe5+ Qg5 40. Qe2+ Kh6 41. Qf2 f6 42. g3 Qd5+ 43. Kh2 Qh5+ 44. Kg2 Qg5 45. Kh2 a5 46. Qb6 b4 47. Qxe6 Qd2+ 48. Kh3 Qg5 49. Kh2 a4 50. Qe7 b3 51. Qf8+ Kh5 52. Qa3 Qd2+ 53. Kh3 b2 54. Qc5+ Qg5 *", + "Moves": "g3g4 h5h6 c5f8", + "MovesSAN": "g4+ Kh6 Qf8#", + "Themes": "endgame mate mateIn2 queenEndgame short" + }, + { + "FEN": "r3r1k1/pbp2ppp/1p1p1q2/3P4/2B2P2/6P1/PPP1Q2P/1K2R2R w - - 0 21", + "PGN": "1. e4 b6 2. Nc3 Bb7 3. d4 Nf6 4. d5 e6 5. Bc4 exd5 6. Nxd5 Nxd5 7. exd5 Bd6 8. Qe2+ Qe7 9. Be3 O-O 10. O-O-O Qf6 11. Nf3 Bf4 12. Bxf4 Qxf4+ 13. Kb1 d6 14. g3 Qf6 15. Nd2 Nd7 16. Ne4 Qe5 17. f4 Qf5 18. Rdf1 Rfe8 19. Re1 Nf6 20. Nxf6+ Qxf6 *", + "Moves": "e2e8 a8e8 e1e8", + "MovesSAN": "Qxe8+ Rxe8 Rxe8#", + "Themes": "backRankMate mate mateIn2 middlegame short" + }, + { + "FEN": "4rk2/1p4pQ/p4p2/8/8/4q3/PPP3PP/3R3K b - - 2 33", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Nc3 Bc5 5. O-O O-O 6. Nxe5 Nxe5 7. d4 Nxc4 8. dxc5 d6 9. Qe2 Ne5 10. cxd6 Qxd6 11. Bf4 Re8 12. Nb5 Qc6 13. Rad1 a6 14. Bxe5 Rxe5 15. Rd8+ Re8 16. Rfd1 Be6 17. Rxa8 Rxa8 18. Nd4 Qe8 19. e5 Nd7 20. Qe4 c6 21. f4 Bd5 22. Qe3 f6 23. e6 c5 24. f5 cxd4 25. Qxd4 Bxe6 26. fxe6 Ne5 27. Qd5 Nc6 28. e7+ Qf7 29. Qxc6 Qxe7 30. Qd5+ Kf8 31. Qd3 Re8 32. Qxh7 Qe3+ 33. Kh1 *", + "Moves": "e3e1 d1e1 e8e1", + "MovesSAN": "Qe1+ Rxe1 Rxe1#", + "Themes": "backRankMate endgame mate mateIn2 sacrifice short" + }, + { + "FEN": "8/1Q3pkp/6q1/4r2r/8/7P/P4P1K/1R1R4 b - - 0 36", + "PGN": "1. e3 Nf6 2. d4 g6 3. c4 Bg7 4. Nc3 d6 5. b4 O-O 6. c5 dxc5 7. bxc5 c6 8. Nf3 Re8 9. Bc4 Nbd7 10. Qb3 e6 11. Bb2 Nd5 12. O-O N7f6 13. Rad1 Nxc3 14. Bxc3 Nd5 15. e4 Nxc3 16. Qxc3 Qc7 17. Qb3 Bd7 18. d5 exd5 19. exd5 cxd5 20. Bxd5 Re7 21. Rb1 Bc6 22. Ng5 Bxd5 23. Qxd5 Rd8 24. Qc4 Rd4 25. Qc2 Rd5 26. Nf3 Rxc5 27. Qa4 Rh5 28. Qxa7 Be5 29. h3 g5 30. Rfc1 Qd6 31. Rd1 Qg6 32. Qa8+ Kg7 33. Nxe5 Rxe5 34. Qxb7 g4 35. Kh2 gxh3 36. gxh3 *", + "Moves": "h5h3 h2h3 e5h5", + "MovesSAN": "Rxh3+ Kxh3 Rh5#", + "Themes": "attraction endgame mate mateIn2 sacrifice short" + }, + { + "FEN": "3k1r2/7R/3Np3/4P1p1/3n4/1P6/1P4PP/6K1 b - - 0 23", + "PGN": "1. e4 c6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Bg4 6. Be3 e6 7. Nbd2 Qb6 8. Qb3 Qxb3 9. axb3 cxd4 10. cxd4 Nge7 11. Bd3 Bf5 12. Bxf5 Nxf5 13. O-O Nxe3 14. fxe3 Bb4 15. e4 Bxd2 16. Nxd2 dxe4 17. Nxe4 Nxd4 18. Nd6+ Ke7 19. Rxf7+ Kd8 20. Rxb7 g5 21. Raxa7 Rxa7 22. Rxa7 Rf8 23. Rxh7 *", + "Moves": "d4e2 g1h1 f8f1", + "MovesSAN": "Ne2+ Kh1 Rf1#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "1k1r4/ppn1r1p1/2p3Pp/2PqPQ2/1P6/P7/5PPB/R2R2K1 b - - 0 32", + "PGN": "1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nf3 Nd7 8. h5 Bh7 9. Bd3 Bxd3 10. Qxd3 Ngf6 11. Nf5 e6 12. Qe2 Rg8 13. Bf4 Be7 14. Nd6+ Bxd6 15. Bxd6 Nb6 16. Be5 Qe7 17. c3 O-O-O 18. O-O Nfd5 19. c4 Nc7 20. c5 Nbd5 21. a3 f6 22. Bh2 Qf7 23. Nh4 Rge8 24. Ng6 Ne7 25. Qg4 Nxg6 26. hxg6 Qd7 27. Rfd1 Qd5 28. Qf4 Re7 29. b4 e5 30. Qg4+ Kb8 31. dxe5 f5 32. Qxf5 *", + "Moves": "d5d1 a1d1 d8d1", + "MovesSAN": "Qxd1+ Rxd1 Rxd1#", + "Themes": "backRankMate mate mateIn2 middlegame short" + }, + { + "FEN": "r3r1k1/pp3ppp/3p4/2bPq3/2P3B1/1P4P1/P3N2P/R2QR2K b - - 4 21", + "PGN": "1. c4 e5 2. Nc3 Bc5 3. g3 Nf6 4. Bg2 c6 5. e3 O-O 6. Nge2 d6 7. d4 exd4 8. exd4 Bb4 9. O-O Be6 10. b3 Bg4 11. Bb2 Nbd7 12. f3 Be6 13. Ne4 Nxe4 14. fxe4 Bg4 15. Bf3 Nf6 16. d5 cxd5 17. exd5 Re8 18. Bxf6 Qxf6 19. Bxg4 Bc5+ 20. Kh1 Qe5 21. Re1 *", + "Moves": "e5e4 g4f3 e4f3", + "MovesSAN": "Qe4+ Bf3 Qxf3#", + "Themes": "fork mate mateIn2 middlegame short" + }, + { + "FEN": "6rk/p3R2p/1pbrN1p1/3p4/8/2P5/PP4R1/6K1 w - - 0 38", + "PGN": "1. d4 e6 2. Bf4 d6 3. e3 Nd7 4. Nf3 Ne7 5. h3 Ng6 6. Bh2 Be7 7. Bd3 f5 8. Nbd2 c5 9. d5 Nf6 10. dxe6 Bxe6 11. O-O O-O 12. Ng5 Bd7 13. Bc4+ d5 14. Bd3 Ne4 15. Ngxe4 fxe4 16. Be2 Kh8 17. Nb3 Bc6 18. c3 Bf6 19. Qc2 Be5 20. Bxe5 Nxe5 21. Rad1 Qe7 22. f4 exf3 23. gxf3 Qg5+ 24. Kh2 Qxe3 25. Rg1 Nxf3+ 26. Bxf3 Rxf3 27. Rg2 Qf4+ 28. Kg1 Rxh3 29. Rf1 Qe3+ 30. Rff2 Rf8 31. Qe2 Qxe2 32. Rxe2 Rhf3 33. Nxc5 b6 34. Ne6 Rg8 35. Nd4 Rf6 36. Re7 Rd6 37. Ne6 g6 *", + "Moves": "e7h7 h8h7 g2h2", + "MovesSAN": "Rxh7+ Kxh7 Rh2#", + "Themes": "attraction endgame mate mateIn2 sacrifice short" + }, + { + "FEN": "1k1r4/1pp3R1/p4p2/4p3/3nP2q/P1QPP3/1P5r/1K2R3 w - - 3 34", + "PGN": "1. g4 d5 2. Bg2 e5 3. c4 dxc4 4. Qa4+ Bd7 5. Qxc4 Nc6 6. Nc3 Qe7 7. d3 O-O-O 8. h3 Nd4 9. Nd5 Qd6 10. e3 Nc6 11. a3 Nf6 12. Nxf6 Qxf6 13. Ne2 h5 14. gxh5 Rxh5 15. Ng3 Rh8 16. Ne4 Qg6 17. Bf1 Be6 18. Qb5 a6 19. Qa4 Kb8 20. Nc5 Bxc5 21. Bd2 Ba7 22. O-O-O Bd5 23. e4 Be6 24. Be3 Bxe3+ 25. fxe3 Qg5 26. Re1 Bd7 27. Qc2 f6 28. Kb1 Qg3 29. Qd2 Bxh3 30. Bxh3 Rxh3 31. Rhg1 Qh4 32. Rxg7 Rh2 33. Qc3 Nd4 *", + "Moves": "c3c7 b8a7 c7b7", + "MovesSAN": "Qxc7+ Ka7 Qxb7#", + "Themes": "fork mate mateIn2 middlegame short" + }, + { + "FEN": "3r4/p3R1p1/1b3n1p/2p4k/7N/6B1/PPP2PPP/6K1 b - - 12 27", + "PGN": "1. e4 e5 2. d4 exd4 3. Qxd4 Nc6 4. Qe3 Qf6 5. Nf3 h6 6. Bd3 d6 7. O-O Be7 8. Re1 Qg6 9. e5 Qe6 10. exd6 Qxe3 11. Rxe3 cxd6 12. Bb5 Nf6 13. Bxc6+ bxc6 14. Nc3 Be6 15. Nd4 c5 16. Nxe6 fxe6 17. Rxe6 Kf7 18. Re1 Rhe8 19. Nb5 Bd8 20. Rxe8 Kxe8 21. Nxd6+ Ke7 22. Nf5+ Kf7 23. Bf4 Bb6 24. Re1 Rd8 25. Re7+ Kg6 26. Nh4+ Kh5 27. Bg3 *", + "Moves": "d8d1 e7e1 d1e1", + "MovesSAN": "Rd1+ Re1 Rxe1#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "r1b2rk1/1p3ppp/p1n5/2pB2q1/3p4/P2P1Q2/1PP2PPP/RN2R1K1 w - - 0 14", + "PGN": "1. e4 c5 2. Bc4 e6 3. Nf3 a6 4. a3 Nc6 5. d3 d5 6. exd5 exd5 7. Ba2 d4 8. O-O Nf6 9. Ng5 Nd5 10. Re1+ Be7 11. Qf3 O-O 12. Bxd5 Bxg5 13. Bxg5 Qxg5 *", + "Moves": "f3f7 f8f7 e1e8", + "MovesSAN": "Qxf7+ Rxf7 Re8#", + "Themes": "kingsideAttack mate mateIn2 middlegame pin sacrifice short" + }, + { + "FEN": "5rk1/2p1R1p1/2p2r2/3p4/3P2p1/2P5/P5PP/1Q3R1K b - - 0 33", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. cxd4 Bb4+ 7. Nc3 Nxe4 8. Qb3 Bxc3+ 9. bxc3 O-O 10. O-O d6 11. Bd3 d5 12. Qc2 Bf5 13. Re1 Re8 14. Bg5 f6 15. Bf4 Bg6 16. Nh4 f5 17. Nxg6 hxg6 18. f3 Nf6 19. Bb5 a6 20. Bxc6 bxc6 21. Bg5 Qd6 22. Qd2 Re6 23. Bxf6 Rxf6 24. Qd3 g5 25. Re5 Qd7 26. Rae1 Raf8 27. Qxa6 g4 28. fxg4 fxg4 29. Re7 Qd6 30. Qb7 Qf4 31. Qb1 Qf2+ 32. Kh1 Qf1+ 33. Rxf1 *", + "Moves": "f6f1 b1f1 f8f1", + "MovesSAN": "Rxf1+ Qxf1 Rxf1#", + "Themes": "backRankMate endgame fork mate mateIn2 queenRookEndgame short" + }, + { + "FEN": "3r2k1/pp2bp2/2q1p2Q/2r5/6n1/2N2n1K/PP3P1P/RB3R2 w - - 0 24", + "PGN": "1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. e5 dxe5 5. Nxe5 e6 6. d4 cxd4 7. cxd4 Be7 8. Bb5+ Bd7 9. Qe2 O-O 10. Bd3 Nc6 11. Nxd7 Qxd7 12. O-O Nxd4 13. Qe3 Rac8 14. Nc3 Rfd8 15. Bb1 Nf5 16. Qh3 h6 17. Bf4 Rc4 18. g3 Nd4 19. Bxh6 gxh6 20. Qxh6 Nf3+ 21. Kg2 Qc6 22. Kh3 Rc5 23. g4 Nxg4 *", + "Moves": "h6h7 g8f8 h7h8", + "MovesSAN": "Qh7+ Kf8 Qh8#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "2r5/pp4p1/1b1Rbk1p/8/4R3/1P2P3/P4PPP/6K1 b - - 2 24", + "PGN": "1. d4 d5 2. c4 Nf6 3. Nc3 e6 4. Nf3 Bb4 5. Bg5 O-O 6. e3 h6 7. Bh4 Nbd7 8. Bd3 c5 9. O-O cxd4 10. Nxd4 dxc4 11. Bxc4 Qc7 12. Bxe6 fxe6 13. Nxe6 Qd6 14. Nxf8 Qxd1 15. Rfxd1 Kxf8 16. Bxf6 Nxf6 17. Rd8+ Ke7 18. Rad1 Ba5 19. R8d4 Be6 20. Ra4 Bb6 21. b3 Rc8 22. Ne4 Nxe4 23. Rxe4 Kf6 24. Rd6 *", + "Moves": "c8c1 d6d1 c1d1", + "MovesSAN": "Rc1+ Rd1 Rxd1#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "8/p3R2p/1p5k/2p2pp1/8/P4P2/1Prr4/4RK2 w - - 8 40", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd8 4. Nf3 Nf6 5. d3 c6 6. Bg5 b6 7. Be2 e6 8. O-O Be7 9. Re1 O-O 10. Bh4 Bb7 11. Bg3 Nbd7 12. Ne4 Nh5 13. a3 Nxg3 14. hxg3 c5 15. Nh4 Bxh4 16. gxh4 Qxh4 17. Bf3 Ne5 18. Nf6+ Qxf6 19. Bxb7 Rab8 20. Be4 Rfd8 21. Qh5 g6 22. Qh2 Ng4 23. Qh3 Nxf2 24. Qf3 Nxe4 25. dxe4 Qxf3 26. gxf3 Rd2 27. Rac1 Rbd8 28. Kf1 f5 29. exf5 exf5 30. Re7 R8d7 31. Re8+ Kf7 32. Re3 g5 33. Ke1 Kf6 34. Kf1 Rh2 35. Rce1 Rxc2 36. Re6+ Kf7 37. Rh6 Kg7 38. Rhe6 Rdd2 39. Re7+ Kh6 *", + "Moves": "e1e6 h6h5 e7h7", + "MovesSAN": "R1e6+ Kh5 Rxh7#", + "Themes": "deflection endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "2r2r1k/3R4/6pp/p4pR1/P3q3/7Q/6BP/7K b - - 3 32", + "PGN": "1. e4 c5 2. Nf3 d6 3. Bc4 e6 4. d4 cxd4 5. Nxd4 a6 6. c3 b5 7. Bd3 Bb7 8. O-O Nf6 9. Bg5 Be7 10. Bxf6 Bxf6 11. Nd2 O-O 12. Qh5 g6 13. Qh3 Nc6 14. f4 Nxd4 15. cxd4 Bxd4+ 16. Kh1 f5 17. Rad1 Bxb2 18. exf5 exf5 19. Nf3 Bf6 20. Ng5 Bxg5 21. fxg5 Qxg5 22. a4 b4 23. Bc4+ Kh8 24. Rxd6 a5 25. Rd7 Bxg2+ 26. Qxg2 Rac8 27. Qh3 h6 28. Bb5 b3 29. Rg1 b2 30. Rxg5 b1=Q+ 31. Bf1 Qe4+ 32. Bg2 *", + "Moves": "c8c1 d7d1 c1d1", + "MovesSAN": "Rc1+ Rd1 Rxd1#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "1r4k1/5ppp/5q2/3p1P2/3bp3/1P4Q1/1r3PPP/1R3RK1 w - - 4 24", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nc3 Bc5 4. Bc4 d6 5. d3 O-O 6. Bg5 a5 7. Nd5 Nbd7 8. Nxf6+ Nxf6 9. O-O c6 10. Nh4 b5 11. Bxf6 Qxf6 12. Nf5 Bxf5 13. exf5 bxc4 14. dxc4 a4 15. b3 axb3 16. cxb3 Rfd8 17. Qf3 d5 18. cxd5 cxd5 19. Rfc1 Bd4 20. Rab1 Rxa2 21. Rf1 e4 22. Qg4 Rb2 23. Qg3 Rb8 *", + "Moves": "g3b8 f6d8 b8d8", + "MovesSAN": "Qxb8+ Qd8 Qxd8#", + "Themes": "backRankMate hangingPiece mate mateIn2 middlegame short" + }, + { + "FEN": "6k1/1p4p1/p2p4/3N1R2/1P2P2p/P5q1/2PK4/8 w - - 0 34", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bc4 e6 7. a3 Nbd7 8. Ba2 Nc5 9. O-O Be7 10. Re1 O-O 11. b4 Ncd7 12. Bxe6 fxe6 13. Nxe6 Qe8 14. Nc7 Qg6 15. Nxa8 Ne5 16. Nc7 Nfg4 17. f3 Nxf3+ 18. gxf3 Ne3+ 19. Kf2 Nxd1+ 20. Rxd1 Bh4+ 21. Ke2 Qg2+ 22. Kd3 Rxf3+ 23. Be3 Bg5 24. N7d5 Qxh2 25. Rh1 Qg3 26. Rae1 Bxe3 27. Nxe3 Qe5 28. Rhf1 Rxf1 29. Rxf1 Be6 30. Ncd5 Bxd5 31. Nxd5 h5 32. Rf5 Qg3+ 33. Kd2 h4 *", + "Moves": "d5e7 g8h8 f5h5", + "MovesSAN": "Ne7+ Kh8 Rh5#", + "Themes": "endgame master masterVsMaster mate mateIn2 short" + }, + { + "FEN": "r3k2r/3p1p2/2n1p3/p2n2Qp/1p5B/3B1P2/PqP1KP2/R5R1 w kq - 4 24", + "PGN": "1. e4 Nc6 2. Nc3 a6 3. d4 b6 4. Bf4 Bb7 5. Nf3 e6 6. Bc4 b5 7. Bd3 b4 8. Na4 Nf6 9. Nc5 Bxc5 10. dxc5 h6 11. Qd2 a5 12. Bb5 Na7 13. Bc4 Bxe4 14. Bd3 Bxf3 15. gxf3 Qe7 16. Rg1 g5 17. Bxc7 Qxc5 18. Bg3 h5 19. h4 gxh4 20. Bxh4 Qe5+ 21. Qe3 Qxb2 22. Ke2 Nd5 23. Qg5 Nc6 *", + "Moves": "g5g8 h8g8 g1g8", + "MovesSAN": "Qg8+ Rxg8 Rxg8#", + "Themes": "mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "r2q1k1r/p2nbp2/1p2pNnp/1B1pPb2/2pP2p1/4BN2/PPPQ1PPP/R3R1K1 w - - 4 16", + "PGN": "1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nf3 e6 5. Bd3 Ne7 6. O-O h6 7. Nc3 b6 8. Be3 Nd7 9. Qd2 g5 10. Ne2 c5 11. Bb5 Ng6 12. Ng3 c4 13. Rfe1 g4 14. Nh5 Be7 15. Nf6+ Kf8 *", + "Moves": "e3h6 h8h6 d2h6", + "MovesSAN": "Bxh6+ Rxh6 Qxh6#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "1r1n1rk1/1q3p1R/2p5/2p1N1p1/p3P1P1/2PPQ1B1/P4P2/2K4R b - - 0 24", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 d6 5. h3 Nf6 6. d3 O-O 7. Bg5 Qe7 8. Nbd2 Be6 9. Bb3 Bxb3 10. Nxb3 h6 11. Bh4 a5 12. Qe2 Nd8 13. O-O-O a4 14. Nxc5 dxc5 15. g4 g5 16. Bg3 b5 17. Nxe5 b4 18. h4 bxc3 19. bxc3 c6 20. hxg5 hxg5 21. Qe3 Nh7 22. Rh6 Rb8 23. Rdh1 Qb7 24. Rxh7 *", + "Moves": "b7b1 c1d2 b8b2", + "MovesSAN": "Qb1+ Kd2 Rb2#", + "Themes": "mate mateIn2 middlegame queensideAttack short" + }, + { + "FEN": "3Nr1k1/p1Q2b1p/8/5pp1/3Bn3/8/PP3PPP/5K2 b - - 0 35", + "PGN": "1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Nc6 5. Nxc6 bxc6 6. Qd4 Nf6 7. e5 Nd5 8. e6 f6 9. c4 Nb4 10. Qc3 Na6 11. Be2 Bg7 12. O-O O-O 13. exd7 Bxd7 14. Rd1 Qc7 15. c5 Nb8 16. Be3 Be6 17. Bc4 Bf7 18. Nd2 Nd7 19. Nf3 e6 20. Rd6 Rad8 21. Rad1 f5 22. Bd4 Nxc5 23. Bxg7 Rxd6 24. Rxd6 Qxd6 25. Bh8 e5 26. Bxe5 Qd1+ 27. Bf1 Ne4 28. Qxc6 Re8 29. Bd4 Re6 30. Qc8+ Re8 31. Qc7 g5 32. Ne5 Be6 33. Nc6 Bf7 34. Nd8 Qxf1+ 35. Kxf1 *", + "Moves": "e4d2 f1g1 e8e1", + "MovesSAN": "Nd2+ Kg1 Re1#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "1Q6/p2k2bR/1p6/3Pp3/2q5/8/PPPB4/2K5 b - - 2 35", + "PGN": "1. e4 e5 2. Bc4 Nf6 3. d4 Nc6 4. d5 Na5 5. Bd3 b6 6. Bd2 Nb7 7. f4 d6 8. Nf3 Bg4 9. h3 Bxf3 10. Qxf3 Nc5 11. Nc3 Qc8 12. Bb5+ Ncd7 13. Bc6 Rb8 14. O-O-O Be7 15. g4 O-O 16. g5 Ne8 17. f5 Bd8 18. Nb5 Nc5 19. Bxe8 Rxe8 20. f6 g6 21. h4 Rf8 22. h5 Qa6 23. Nc3 Qc4 24. hxg6 fxg6 25. Rxh7 Kxh7 26. Rh1+ Kg8 27. Qh3 Rxf6 28. gxf6 Bxf6 29. Qh7+ Kf8 30. Qxg6 Nxe4 31. Nxe4 Bg7 32. Nxd6 cxd6 33. Qxd6+ Ke8 34. Qxb8+ Kd7 35. Rh7 *", + "Moves": "c4f1 d2e1 f1e1", + "MovesSAN": "Qf1+ Be1 Qxe1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "6r1/ppkN3Q/2p4B/3q4/3P4/1P3r2/P5PP/R3R1K1 b - - 0 28", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nd4 4. c3 Nxf3+ 5. Qxf3 Nf6 6. d4 exd4 7. cxd4 h6 8. e5 Qe7 9. O-O Nh7 10. Bd2 c6 11. Nc3 d5 12. exd6 Qxd6 13. Rfe1+ Be7 14. Qxf7+ Kd8 15. Qxg7 Bf6 16. Qg6 Bd7 17. Be3 Kc7 18. Ne4 Qb4 19. Bf4+ Kb6 20. Nxf6 Qxc4 21. Nxd7+ Ka6 22. b3 Qd5 23. Nc5+ Kb6 24. Qd3 Rhg8 25. f3 Raf8 26. Bxh6 Rxf3 27. Nd7+ Kc7 28. Qxh7 *", + "Moves": "f3f1 g1f1 d5g2", + "MovesSAN": "Rf1+ Kxf1 Qxg2#", + "Themes": "attraction discoveredAttack mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "6k1/3bb1pp/2p1p3/2BpP3/r1P5/1r1P1RP1/7P/5R1K w - - 0 28", + "PGN": "1. e4 d5 2. e5 c5 3. f4 Nc6 4. Bb5 Bd7 5. Nf3 Qb6 6. Bxc6 bxc6 7. O-O e6 8. d3 Ne7 9. Kh1 Nf5 10. c4 Be7 11. b3 O-O 12. Qe1 Nd4 13. Qd2 a5 14. Bb2 a4 15. Ba3 Nxf3 16. Rxf3 axb3 17. axb3 Ra7 18. Qc2 Rfa8 19. Qb2 f6 20. Nc3 fxe5 21. fxe5 Ra5 22. g3 Qa6 23. Na4 Rb8 24. Qc2 Qb7 25. Raf1 Qxb3 26. Qxb3 Rxb3 27. Bxc5 Rxa4 *", + "Moves": "f3f8 e7f8 f1f8", + "MovesSAN": "Rf8+ Bxf8 Rxf8#", + "Themes": "mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "Nn5r/p1q1k1p1/3bp3/1B6/3pn3/4PN2/PP4P1/R1BQ1RK1 b - - 0 17", + "PGN": "1. Nf3 d5 2. c4 c6 3. e3 Nf6 4. d4 Bg4 5. Nbd2 e6 6. Be2 Bb4 7. O-O h5 8. h3 Qc7 9. hxg4 hxg4 10. Ne5 Bd6 11. f4 gxf3 12. Ndxf3 Ne4 13. cxd5 f6 14. dxc6 fxe5 15. cxb7 exd4 16. Bb5+ Ke7 17. bxa8=N *", + "Moves": "d6h2 f3h2 c7h2", + "MovesSAN": "Bh2+ Nxh2 Qxh2#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "4r1k1/3R3N/p5p1/2p3N1/Pp6/2q5/6PP/3R2K1 b - - 2 36", + "PGN": "1. f4 d5 2. e3 Nc6 3. b3 Nf6 4. Bb2 e5 5. fxe5 Nxe5 6. Bxe5 Bd6 7. Bxd6 Qxd6 8. Nf3 Bg4 9. Be2 O-O 10. O-O Rfe8 11. Nd4 Bxe2 12. Nxe2 c5 13. Nbc3 d4 14. Nb5 Qc6 15. a4 a6 16. Na3 dxe3 17. dxe3 Rad8 18. Qc1 Ng4 19. Ng3 Nxe3 20. Rf2 Rd1+ 21. Qxd1 Nxd1 22. Rxd1 b5 23. Rdf1 f6 24. c4 b4 25. Nc2 Qd6 26. Ne1 Qd4 27. Nf3 Qc3 28. Nf5 Qxb3 29. Rd2 g6 30. Nh6+ Kg7 31. Ng4 Qxc4 32. Rd7+ Kg8 33. Nxf6+ Kf8 34. Rfd1 Qc3 35. Nxh7+ Kg8 36. Nfg5 *", + "Moves": "e8e1 g1f2 c3e3", + "MovesSAN": "Re1+ Kf2 Qe3#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "5r1k/1b5p/p4r2/2p2pR1/5P1q/1BQ4P/PPP3P1/6K1 w - - 2 30", + "PGN": "1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 Be7 7. O-O O-O 8. Bb3 Nc6 9. Be3 a6 10. f4 Qc7 11. Rf3 Ng4 12. Nxc6 bxc6 13. Kh1 d5 14. Bd4 c5 15. Bxg7 Kxg7 16. Rg3 f5 17. exf5 exf5 18. Nxd5 Qd6 19. Nxe7 Qxe7 20. h3 Qh4 21. Qe1 Kh8 22. Rd1 Bb7 23. Kg1 Rae8 24. Qc3+ Nf6 25. Rd6 Rd8 26. Rgd3 Rde8 27. Rg3 Rd8 28. Rxf6 Rxf6 29. Rg5 Rf8 *", + "Moves": "c3f6 f8f6 g5g8", + "MovesSAN": "Qxf6+ Rxf6 Rg8#", + "Themes": "master mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "4r1k1/8/2Q3p1/3P4/p1P1q3/Pp6/1P6/KR6 b - - 2 46", + "PGN": "1. d4 Nf6 2. Bf4 b6 3. e3 Bb7 4. c3 e6 5. Nd2 Be7 6. Ngf3 Nh5 7. Bg3 Nxg3 8. hxg3 g6 9. Bd3 d6 10. Qe2 Nd7 11. e4 e5 12. O-O-O Bf6 13. Kb1 Qe7 14. d5 Nc5 15. Bb5+ Kf8 16. Nf1 a6 17. Bd3 b5 18. Ne3 Bc8 19. Bc2 Bd7 20. Rh2 Kg7 21. Rdh1 h6 22. g4 Bg5 23. Nxg5 Qxg5 24. f3 a5 25. g3 b4 26. c4 a4 27. Bd1 b3 28. a3 Qe7 29. Ng2 c6 30. Qe3 Qg5 31. f4 Qf6 32. Rxh6 Rxh6 33. Rxh6 exf4 34. gxf4 Bxg4 35. Rh1 Bxd1 36. Rxd1 Re8 37. e5 Qf5+ 38. Ka1 Qc2 39. Qd4 dxe5 40. fxe5 Qxg2 41. e6+ Kg8 42. Qxc5 Qc2 43. exf7+ Kxf7 44. Rf1+ Kg8 45. Qxc6 Qe4 46. Rb1 *", + "Moves": "e4b1 a1b1 e8e1", + "MovesSAN": "Qxb1+ Kxb1 Re1#", + "Themes": "attraction endgame master mate mateIn2 sacrifice short" + }, + { + "FEN": "6k1/2p3pp/1bNp4/4p3/P3P1r1/2P4r/1P6/R3KR2 w Q - 1 27", + "PGN": "1. e4 e5 2. Bc4 Nf6 3. d3 Nc6 4. Bg5 Bc5 5. Bxf6 Qxf6 6. Qf3 Qe7 7. h3 d6 8. a4 Be6 9. Ba2 Nd4 10. Qd1 a5 11. c3 Nc6 12. Bxe6 Qxe6 13. Nf3 O-O 14. Nbd2 f5 15. Qb3 Qxb3 16. Nxb3 Ba7 17. Nfd2 Rf7 18. f3 Raf8 19. Nc4 fxe4 20. dxe4 Rf6 21. Ncxa5 Rg6 22. Nxc6 bxc6 23. g4 Rxf3 24. Rf1 Rxh3 25. Na5 Rxg4 26. Nxc6 Bb6 *", + "Moves": "c6e7 g8h8 f1f8", + "MovesSAN": "Ne7+ Kh8 Rf8#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "4r1k1/5p1p/1p1q2p1/8/8/1PQ3R1/P4PPP/5K2 b - - 0 34", + "PGN": "1. c4 Nf6 2. Nc3 g6 3. e3 Bg7 4. d4 O-O 5. Nf3 d6 6. Be2 b6 7. O-O Bb7 8. b3 c5 9. d5 Bc8 10. Bb2 Nbd7 11. Qc2 Ne8 12. Nb5 e6 13. Bxg7 Nxg7 14. Nxd6 exd5 15. cxd5 Nf6 16. Nxc8 Rxc8 17. Ba6 Rc7 18. e4 Re8 19. Rfe1 Rce7 20. Bb5 Rf8 21. e5 Ng4 22. d6 Re6 23. Bc4 Ree8 24. Rad1 Ne6 25. Bb5 a6 26. Bxa6 Nd4 27. Nxd4 cxd4 28. Bb5 Rxe5 29. Rxd4 Rxe1+ 30. Bf1 Qf6 31. Rxg4 Qxd6 32. Qc3 Rfe8 33. Rg3 Rxf1+ 34. Kxf1 *", + "Moves": "d6d1 c3e1 e8e1", + "MovesSAN": "Qd1+ Qe1 Rxe1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "4r1k1/pp1R4/6p1/7p/5Q2/P7/1q1p1PPP/6K1 w - - 1 34", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. c3 Nf6 4. d4 exd4 5. e5 Ng4 6. cxd4 Bb4+ 7. Nc3 O-O 8. a3 Ba5 9. Qd3 d6 10. Ng5 g6 11. Qh3 h5 12. Qf3 dxe5 13. Bc4 Qe7 14. O-O exd4 15. Nd5 Qd6 16. Bf4 Nce5 17. Qb3 Be6 18. Nf6+ Nxf6 19. Nxe6 fxe6 20. Bxe6+ Kg7 21. Rae1 Bxe1 22. Rxe1 Rfe8 23. Bxe5 Qxe6 24. Bxf6+ Qxf6 25. Rc1 Qb6 26. Qd5 Qxb2 27. Qd7+ Kh6 28. Rd1 Rad8 29. Qf7 d3 30. Qf4+ Kg7 31. Rc1 d2 32. Rxc7+ Rd7 33. Rxd7+ Kg8 *", + "Moves": "f4f7 g8h8 f7e8", + "MovesSAN": "Qf7+ Kh8 Qxe8#", + "Themes": "endgame fork mate mateIn2 short" + }, + { + "FEN": "7r/pp3kp1/4p3/1QPpBp2/3P1Pp1/2P2nPq/P4R1P/R6K b - - 0 26", + "PGN": "1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 e6 6. Nf3 Bb4 7. c5 O-O 8. Bd2 Bxc3 9. bxc3 Ne4 10. Bd3 f5 11. O-O Nc6 12. Bb5 Bd7 13. Re1 Rf6 14. Qc2 Rg6 15. Bxc6 Bxc6 16. Ne5 Qh4 17. g3 Qh3 18. Nxg6 hxg6 19. Bf4 g5 20. Be5 g4 21. Qe2 Ng5 22. f4 Nf3+ 23. Kh1 Kf7 24. Rf1 Rh8 25. Rf2 Bb5 26. Qxb5 *", + "Moves": "h3h2 f2h2 h8h2", + "MovesSAN": "Qxh2+ Rxh2 Rxh2#", + "Themes": "arabianMate kingsideAttack mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "r3k3/pp1bbr2/1qpB2Qp/8/8/1P6/P1P2PPP/RN2R1K1 b q - 2 17", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 Nge7 4. d4 exd4 5. Nxd4 Nxd4 6. Qxd4 c6 7. Bc4 h6 8. b3 Ng6 9. O-O Be7 10. Qxg7 Rf8 11. Bxf7+ Rxf7 12. Qxg6 d6 13. Bb2 Qc7 14. Re1 Bd7 15. e5 dxe5 16. Bxe5 Qb6 17. Bd6 *", + "Moves": "b6f2 g1h1 f2e1", + "MovesSAN": "Qxf2+ Kh1 Qxe1#", + "Themes": "backRankMate fork mate mateIn2 middlegame short" + }, + { + "FEN": "5rk1/1p4pp/p3p3/3p4/1P6/P1N2PqP/7b/R1BQRK2 b - - 0 24", + "PGN": "1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Bd7 6. a3 Qc7 7. b4 cxd4 8. cxd4 f6 9. exf6 Nxf6 10. Nc3 a6 11. Bb2 Bd6 12. Bd3 O-O 13. O-O Be8 14. Re1 Bh5 15. Be2 Ng4 16. h3 Bh2+ 17. Kf1 Nxf2 18. Kxf2 Qg3+ 19. Kf1 Rf4 20. Bc1 Rxd4 21. Nxd4 Nxd4 22. Bxh5 Rf8+ 23. Bf3 Nxf3 24. gxf3 *", + "Moves": "f8f3 d1f3 g3f3", + "MovesSAN": "Rxf3+ Qxf3 Qxf3#", + "Themes": "fork master mate mateIn2 middlegame short" + }, + { + "FEN": "3r4/p3ppk1/Pp4pp/2p1n3/2P3n1/3P1NPq/4PP1P/R1R2QK1 b - - 3 24", + "PGN": "1. c4 c6 2. g3 d5 3. Bg2 Nf6 4. Nf3 g6 5. b3 Bg7 6. Bb2 O-O 7. O-O Nbd7 8. Qc2 Nb6 9. d3 dxc4 10. bxc4 c5 11. a4 Be6 12. a5 Nbd7 13. Nc3 h6 14. a6 b6 15. Nb5 Qb8 16. Nd2 Rd8 17. Bxa8 Qxa8 18. Nc7 Qc6 19. Nxe6 Qxe6 20. Nf3 Qh3 21. Rfc1 Ng4 22. Bxg7 Kxg7 23. Qd1 Nde5 24. Qf1 *", + "Moves": "e5f3 e2f3 h3h2", + "MovesSAN": "Nxf3+ exf3 Qxh2#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "4Rrk1/5ppb/2B4p/p7/5n2/P3R1P1/1r5P/5K2 w - - 0 30", + "PGN": "1. c4 e6 2. Nc3 d5 3. cxd5 exd5 4. d4 Be7 5. g3 Nf6 6. Bg2 c6 7. Nf3 O-O 8. O-O h6 9. Re1 Bf5 10. Nd2 Bh7 11. e4 dxe4 12. Ndxe4 Nbd7 13. Nxf6+ Nxf6 14. Qe2 Bb4 15. Qc4 a5 16. Bf4 Qd7 17. a3 Be7 18. d5 cxd5 19. Nxd5 Rac8 20. Nxe7+ Qxe7 21. Qd4 Qd7 22. Qxd7 Nxd7 23. Bxb7 Rc2 24. Re7 Nc5 25. Bc6 Rxb2 26. Rae1 Nd3 27. R1e3 Nxf2 28. Re8 Nh3+ 29. Kf1 Nxf4 *", + "Moves": "e8f8 g8f8 e3e8", + "MovesSAN": "Rxf8+ Kxf8 Re8#", + "Themes": "attraction mate mateIn2 middlegame short" + }, + { + "FEN": "5rk1/p3Rpp1/1p3n1p/3p1qn1/1P1Pp1b1/PN2P1P1/1B1QNP1P/2R3KB b - - 0 26", + "PGN": "1. c4 e5 2. g3 Nf6 3. Nc3 c6 4. Bg2 d6 5. d3 Be7 6. Nf3 h6 7. O-O Be6 8. b3 Qd7 9. Re1 Bh3 10. Bh1 O-O 11. Bb2 Na6 12. d4 e4 13. Nd2 d5 14. Rc1 Nb4 15. a3 Na6 16. cxd5 cxd5 17. b4 Nc7 18. Nb3 b6 19. Qc2 Rac8 20. Qd2 Ne6 21. Rc2 Bf5 22. e3 Bg4 23. Rec1 Ng5 24. Ne2 Rc7 25. Rxc7 Qf5 26. Rxe7 *", + "Moves": "g5h3 g1f1 f5f2", + "MovesSAN": "Nh3+ Kf1 Qxf2#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "r1r3k1/1R3p1p/p2p2p1/3Qp2n/4P3/8/3K1P1P/7q w - - 0 24", + "PGN": "1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. Qc2 a6 5. d4 cxd4 6. cxd4 Nc6 7. Nc3 g6 8. Bg5 Bg7 9. Bd3 O-O 10. a3 Bg4 11. Be2 Bxf3 12. Bxf3 Nxd4 13. Qd3 Qb6 14. Be3 Nxf3+ 15. gxf3 Qxb2 16. Rb1 Qxa3 17. Rxb7 Nh5 18. Bd4 Bxd4 19. Qxd4 e5 20. Qd2 Rfc8 21. Qd5 Qxc3+ 22. Kd1 Qxf3+ 23. Kd2 Qxh1 *", + "Moves": "d5f7 g8h8 f7h7", + "MovesSAN": "Qxf7+ Kh8 Qxh7#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "2b2rk1/5ppp/p7/1p1n4/8/Q4r1P/3q1PP1/2R1R1K1 w - - 0 29", + "PGN": "1. e4 c5 2. c4 e6 3. Nf3 Nc6 4. Be2 Qc7 5. Nc3 a6 6. a3 Bd6 7. b4 cxb4 8. axb4 Bxb4 9. Ba3 Bxa3 10. Rxa3 Nf6 11. c5 O-O 12. h3 Ne7 13. Bd3 Qxc5 14. Ra1 Ng6 15. O-O e5 16. Na4 Qe7 17. Nb6 Rb8 18. Qa4 Nf4 19. Bc2 d5 20. exd5 N6xd5 21. Nxd5 Nxd5 22. Rfe1 Qc5 23. Nxe5 b5 24. Qa3 Qxc2 25. Rac1 Qxd2 26. Qd6 Rb6 27. Qa3 Rf6 28. Nf3 Rxf3 *", + "Moves": "a3f8 g8f8 c1c8", + "MovesSAN": "Qxf8+ Kxf8 Rxc8#", + "Themes": "attraction mate mateIn2 middlegame short" + }, + { + "FEN": "r5k1/2p3pp/4p1q1/pP2p3/R3Pn1Q/2N2N1P/1P3Pr1/6RK b - - 3 25", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nc3 Nc6 4. Bc4 d6 5. d3 Be7 6. h3 O-O 7. Ne2 Be6 8. Bb3 a5 9. a4 b5 10. axb5 Nb4 11. Bxe6 fxe6 12. c3 d5 13. cxb4 Bxb4+ 14. Bd2 dxe4 15. dxe4 Bxd2+ 16. Nxd2 Nh5 17. O-O Qf6 18. Nc3 Nf4 19. Qf3 Qg5 20. Qg4 Qh6 21. Ra4 Rf6 22. Nf3 Rg6 23. Qh4 Rxg2+ 24. Kh1 Qg6 25. Rg1 *", + "Moves": "g2g1 f3g1 g6g2", + "MovesSAN": "Rxg1+ Nxg1 Qg2#", + "Themes": "clearance kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "3r2k1/p1p2pp1/1p4rp/3n4/3PQ3/P3Pq1P/1PB2P1K/R4R2 b - - 9 27", + "PGN": "1. d4 Nf6 2. Nf3 d6 3. Bf4 Nc6 4. e3 Bg4 5. h3 Bh5 6. c4 e6 7. Qb3 b6 8. Be2 Be7 9. Nc3 O-O 10. Bd3 d5 11. cxd5 exd5 12. Bg5 h6 13. Bxf6 Bxf6 14. Nxd5 Na5 15. Nxf6+ Qxf6 16. Qd1 Nc6 17. Be2 Rfe8 18. a3 Rad8 19. Qd3 Bg6 20. Qc3 Be4 21. Bd3 Bxf3 22. gxf3 Qxf3 23. O-O Re6 24. Kh2 Ne7 25. Bc2 Nd5 26. Qd3 Rg6 27. Qe4 *", + "Moves": "g6g2 h2h1 f3h3", + "MovesSAN": "Rg2+ Kh1 Qxh3#", + "Themes": "deflection mate mateIn2 middlegame short" + }, + { + "FEN": "r1q1r3/pbpkbN2/1p6/1P6/P4P1Q/4n3/R3K1PP/1N6 w - - 5 34", + "PGN": "1. d4 Nf6 2. e3 e5 3. dxe5 Ne4 4. Bd3 Nc5 5. f4 Nc6 6. Nf3 b6 7. O-O Bb7 8. a3 Be7 9. b4 Nxd3 10. Qxd3 O-O 11. c4 d6 12. Bb2 Re8 13. b5 Na5 14. Bc3 Nb3 15. Ra2 Nc5 16. Qc2 Ne4 17. exd6 Nxd6 18. Rd1 Qc8 19. a4 Nxc4 20. Bxg7 Nxe3 21. Qb3 Nxd1 22. Ne5 Bc5+ 23. Kf1 Ne3+ 24. Ke2 Kxg7 25. Qxf7+ Kh8 26. Qf6+ Kg8 27. Qf7+ Kh8 28. Qf6+ Kg8 29. Qg5+ Kf8 30. Qh6+ Ke7 31. Qxh7+ Kd8 32. Qh4+ Be7 33. Nf7+ Kd7 *", + "Moves": "h4h3 e3f5 h3f5", + "MovesSAN": "Qh3+ Nf5 Qxf5#", + "Themes": "fork mate mateIn2 middlegame short" + }, + { + "FEN": "4R3/k1p2p2/Bp3N1p/q2P4/2P1bP2/1Q4BP/7K/8 b - - 2 38", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 Bb4+ 4. c3 Ba5 5. Nxe5 Qe7 6. Nxc6 dxc6 7. Bd3 Nf6 8. Qe2 Bg4 9. f3 Bh5 10. O-O O-O-O 11. Bg5 h6 12. Bh4 g5 13. Bg3 g4 14. f4 Nd7 15. Nd2 Bb6 16. a4 c5 17. a5 cxd4 18. axb6 Nxb6 19. Rxa7 Qc5 20. Kh1 dxc3 21. bxc3 Nd5 22. Ra8+ Kd7 23. Rxd8+ Rxd8 24. exd5 Kc8 25. Bf5+ Kb8 26. c4 Qb4 27. Rb1 Qc3 28. Qd3 Qa5 29. Qb3 b6 30. Ne4 Re8 31. Nf6 Re1+ 32. Rxe1 Bg6 33. Re8+ Kb7 34. Bc8+ Kb8 35. Ba6+ Ka7 36. h3 gxh3 37. gxh3 Be4+ 38. Kh2 *", + "Moves": "a5d2 h2g1 d2g2", + "MovesSAN": "Qd2+ Kg1 Qg2#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "6k1/2R2p2/6p1/3qPpPp/Qp1P1P2/4n1KP/8/2R5 b - - 0 45", + "PGN": "1. e4 c6 2. f4 d5 3. e5 h5 4. h3 Bf5 5. d4 e6 6. c3 Qh4+ 7. Ke2 Bg4+ 8. Nf3 Bxf3+ 9. Kxf3 c5 10. Be3 Nd7 11. Bf2 Qd8 12. Qa4 Nh6 13. Ke2 cxd4 14. cxd4 Nf5 15. Nc3 Be7 16. Rd1 O-O 17. g4 Nh4 18. g5 Nf5 19. Ke1 Nb6 20. Qc2 Rc8 21. Bd3 Qd7 22. Bxf5 exf5 23. Qe2 g6 24. Be3 Bb4 25. Rc1 Rc4 26. Kf2 Rfc8 27. Qd2 R4c7 28. a3 Nc4 29. Qc2 Nxa3 30. Qb3 Bxc3 31. bxc3 Nc4 32. Rc2 b5 33. Rb1 a6 34. Bc1 Rb7 35. Ba3 a5 36. Bc5 Rxc5 37. dxc5 Qc6 38. Re2 Qxc5+ 39. Kf3 d4 40. cxd4 Qd5+ 41. Kg3 b4 42. Rc1 Rc7 43. Rec2 a4 44. Qxa4 Ne3 45. Rxc7 *", + "Moves": "d5g2 g3h4 g2f2", + "MovesSAN": "Qg2+ Kh4 Qf2#", + "Themes": "endgame master mate mateIn2 short" + }, + { + "FEN": "3r3k/1R2R1pp/1p1r4/2p5/8/5P2/PP4PP/7K b - - 5 29", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 f5 5. d4 exd4 6. cxd4 Bb4+ 7. Bd2 fxe4 8. Bxb4 Nxb4 9. Ne5 d5 10. Qa4+ Nc6 11. Nxc6 Qd7 12. Bxd5 Qxd5 13. Ne5+ Bd7 14. Qd1 Nf6 15. Nc3 Qa5 16. Nxd7 Nxd7 17. O-O Nf6 18. Re1 Qf5 19. Nxe4 O-O 20. Nxf6+ Qxf6 21. f3 Rad8 22. Qb3+ Kh8 23. Qxb7 Qxd4+ 24. Kh1 Qb6 25. Qxb6 axb6 26. Re7 c5 27. Rb7 Rd6 28. Re1 Rfd8 29. Ree7 *", + "Moves": "d6d1 e7e1 d1e1", + "MovesSAN": "Rd1+ Re1 Rxe1#", + "Themes": "backRankMate endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "4b1k1/ppb3pp/2p1p3/4P1q1/2P1B3/1P6/PBQr2PP/5RK1 w - - 1 21", + "PGN": "1. d4 f5 2. Nf3 Nf6 3. e3 e6 4. Bd3 d5 5. O-O Bd6 6. b3 c6 7. Bb2 O-O 8. Nbd2 Bd7 9. Ne5 Be8 10. c4 Nbd7 11. Qc2 Ne4 12. f3 Nxd2 13. Qxd2 Nxe5 14. dxe5 Bc7 15. Qc2 Qg5 16. Rae1 Rd8 17. e4 fxe4 18. fxe4 Rxf1+ 19. Rxf1 dxe4 20. Bxe4 Rd2 *", + "Moves": "e4h7 g8h8 f1f8", + "MovesSAN": "Bxh7+ Kh8 Rf8#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "5rk1/pp3pp1/4p3/8/4P1nB/Pq6/8/3RQR1K b - - 0 30", + "PGN": "1. e4 d5 2. e5 c5 3. f4 Nc6 4. h3 Bf5 5. Nf3 e6 6. d3 h5 7. g3 Nge7 8. Bg2 d4 9. O-O Nd5 10. Qe2 Be7 11. a3 Rc8 12. Nbd2 h4 13. g4 Nxf4 14. Qf2 Nxg2 15. Qxg2 Bg6 16. Ne4 Bxe4 17. dxe4 c4 18. Bf4 d3 19. cxd3 Qxd3 20. Ng5 Bxg5 21. Bxg5 Nxe5 22. Rad1 Qb3 23. Qf2 O-O 24. Kh2 c3 25. bxc3 Rxc3 26. Bxh4 Rxh3+ 27. Kg2 Nxg4 28. Qe1 Rh2+ 29. Kg1 Rh1+ 30. Kxh1 *", + "Moves": "b3h3 h1g1 h3h2", + "MovesSAN": "Qh3+ Kg1 Qh2#", + "Themes": "master mate mateIn2 middlegame short" + }, + { + "FEN": "2k5/2p2R2/2P1r2p/3p2p1/8/8/P5PP/6K1 w - - 1 37", + "PGN": "1. e4 e6 2. d3 d6 3. Nf3 h6 4. Nc3 Ne7 5. Ne2 b6 6. Ng3 Bb7 7. c3 g6 8. Be2 Bg7 9. Bd2 Nd7 10. O-O a6 11. d4 Nf6 12. Rb1 Bxe4 13. Nxe4 Nxe4 14. Be3 Nd5 15. c4 Nxe3 16. fxe3 g5 17. Bd3 f5 18. Bxe4 fxe4 19. Nd2 Qe7 20. Nxe4 O-O-O 21. Qa4 a5 22. Qb5 Qd7 23. Qa6+ Kb8 24. b4 Qc8 25. Qxc8+ Kxc8 26. bxa5 bxa5 27. Rb5 a4 28. Ra5 d5 29. cxd5 Rxd5 30. Rxd5 exd5 31. Nc5 Re8 32. Rf7 Bf8 33. Nxa4 Bb4 34. Nc5 Bxc5 35. dxc5 Rxe3 36. c6 Re6 *", + "Moves": "f7f8 e6e8 f8e8", + "MovesSAN": "Rf8+ Re8 Rxe8#", + "Themes": "endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "8/pQ4pB/7p/5pk1/7n/2P5/PP1q2PP/4r1RK b - - 1 34", + "PGN": "1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nf3 Nf6 5. Be2 Nc6 6. Bg5 Be7 7. O-O O-O 8. Nc3 h6 9. Bh4 Ne4 10. Bxe7 Nxe7 11. Nxe4 dxe4 12. Nd2 Qxd4 13. c3 Qe5 14. Nb3 e3 15. fxe3 Qxe3+ 16. Kh1 Be6 17. Re1 Rad8 18. Qc2 Bxb3 19. Qxb3 Rd2 20. Bf3 Qg5 21. Qxb7 Nf5 22. Rad1 Rxd1 23. Bxd1 Nh4 24. Rg1 Rd8 25. Bc2 Qd2 26. Qxc7 Re8 27. Qc6 Kf8 28. Bh7 Re1 29. Qc5+ Ke8 30. Qc8+ Ke7 31. Qb7+ Kf6 32. Qc6+ Kg5 33. Qb5+ f5 34. Qb7 *", + "Moves": "e1g1 h1g1 d2e1", + "MovesSAN": "Rxg1+ Kxg1 Qe1#", + "Themes": "attraction endgame mate mateIn2 short" + }, + { + "FEN": "8/8/7k/4P3/2R1nr2/p1P1R3/P1P5/2K5 b - - 0 41", + "PGN": "1. e4 d6 2. d4 g6 3. Nc3 Bg7 4. f3 Nf6 5. Bg5 h6 6. Bf4 O-O 7. Qd2 Kh7 8. h4 c5 9. Nh3 cxd4 10. Qxd4 Nh5 11. Qd3 Nxf4 12. Nxf4 Nc6 13. h5 Ne5 14. hxg6+ fxg6 15. Qd2 g5 16. Nfd5 Rxf3 17. O-O-O Rf8 18. Qxg5 e6 19. Qxd8 Rxd8 20. Nf4 Ng4 21. Rd2 Bxc3 22. bxc3 e5 23. Nd5 Be6 24. Rh4 Bxd5 25. Rxd5 Nf6 26. Rd3 Rac8 27. Rdh3 Ng8 28. g4 Rc4 29. g5 d5 30. Bxc4 dxc4 31. gxh6 Rf8 32. Rh5 a5 33. Rxe5 a4 34. Rb5 Rf7 35. Rb4 b5 36. Rxb5 Nf6 37. e5 Ne4 38. Re3 Rf4 39. Rb7+ Kxh6 40. Rb4 a3 41. Rxc4 *", + "Moves": "f4f1 e3e1 f1e1", + "MovesSAN": "Rf1+ Re1 Rxe1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "7k/p5pp/6nP/4P2K/4p1Q1/1r4P1/1P3b2/5r2 w - - 5 40", + "PGN": "1. d4 d5 2. Nf3 Bf5 3. c4 dxc4 4. Nc3 Nf6 5. e3 e6 6. Bxc4 Nc6 7. O-O Bd6 8. Re1 Ne4 9. Nxe4 Bxe4 10. Nd2 Bd5 11. Qb3 Na5 12. Qa4+ c6 13. Bxd5 b5 14. Bxc6+ Nxc6 15. Qxb5 Qc7 16. f4 O-O 17. Ne4 Rab8 18. Qd3 Nb4 19. Qe2 Nc2 20. Rf1 Nxa1 21. Bd2 Nc2 22. Bc3 Nb4 23. Qg4 f5 24. Qh3 fxe4 25. Qxe6+ Kh8 26. d5 Nxa2 27. Bd4 Qe7 28. Qg4 Bc5 29. Be5 Bxe3+ 30. Kh1 Rb7 31. h4 Nb4 32. h5 Nxd5 33. h6 Qxe5 34. fxe5 Rxf1+ 35. Kh2 Bg1+ 36. Kh3 Rb3+ 37. g3 Nf4+ 38. Kh4 Ng6+ 39. Kh5 Bf2 *", + "Moves": "g4c8 g6f8 c8f8", + "MovesSAN": "Qc8+ Nf8 Qxf8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "8/pp4pk/7p/3p3Q/3P1q2/2P5/PP3p1P/5R1K b - - 1 33", + "PGN": "1. e4 e5 2. Bc4 Nf6 3. Nc3 Nc6 4. Nf3 Bc5 5. O-O d6 6. Nd5 Nxe4 7. d3 Nxf2 8. Rxf2 Bxf2+ 9. Kxf2 Bg4 10. Ne3 Be6 11. Bxe6 fxe6 12. Kg1 O-O 13. Ng5 Qe7 14. Nh3 Rf7 15. Bd2 Raf8 16. c3 Qh4 17. Qe2 e4 18. d4 d5 19. Nxd5 exd5 20. Bg5 Rf2 21. Qxf2 Qg4 22. Qd2 h6 23. Bf4 Rf7 24. Re1 Ne7 25. Bxc7 Nf5 26. Bf4 Nh4 27. Qe2 Nf3+ 28. Kh1 Rxf4 29. Nxf4 Qxf4 30. gxf3 exf3 31. Qe8+ Kh7 32. Rf1 f2 33. Qh5 *", + "Moves": "f4e4 h5f3 e4f3", + "MovesSAN": "Qe4+ Qf3 Qxf3#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "2r4k/Q3R1p1/6Bp/1p6/5q2/7P/P4PP1/6K1 b - - 3 40", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 h6 4. O-O d6 5. Nc3 Bg4 6. d3 Nf6 7. Be3 Be7 8. h3 Bh5 9. d4 Nxd4 10. Bxd4 exd4 11. Nd5 O-O 12. Nxf6+ Bxf6 13. Qd3 Bg6 14. Nxd4 c5 15. Nf3 Bxb2 16. Rab1 Qf6 17. Bd5 Rab8 18. Rfe1 b6 19. Re3 Bh5 20. c3 Ba3 21. e5 dxe5 22. Nxe5 Bg6 23. Qa6 Bxb1 24. Qxa3 Rbe8 25. Nd7 Qd6 26. Nxf8 Rxf8 27. c4 Qc7 28. Qb2 Bg6 29. Qd2 Kh8 30. Qc3 a6 31. Qa3 Qa7 32. Bc6 Rc8 33. Bd5 b5 34. cxb5 axb5 35. Qxa7 c4 36. Re7 c3 37. Bxf7 c2 38. Bxg6 c1=Q+ 39. Kh2 Qf4+ 40. Kg1 *", + "Moves": "c8c1 e7e1 c1e1", + "MovesSAN": "Rc1+ Re1 Rxe1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "2kr2n1/Qpp3b1/8/4p1p1/1PN5/P2P2q1/RB2P1Br/6K1 w - - 1 25", + "PGN": "1. Nf3 d5 2. g3 Bf5 3. Bg2 Qd7 4. O-O Nc6 5. d3 f6 6. Re1 e5 7. Nbd2 O-O-O 8. a3 Bh3 9. Bh1 h5 10. Nh4 g5 11. Ng2 h4 12. b4 hxg3 13. fxg3 f5 14. c4 dxc4 15. Nxc4 f4 16. Bb2 Bg7 17. Qc1 Nd4 18. Ra2 fxg3 19. hxg3 Qg4 20. Qe3 Nc2 21. Qxa7 Nxe1 22. Nxe1 Qxg3+ 23. Ng2 Bxg2 24. Bxg2 Rh2 *", + "Moves": "c4b6 c7b6 a7b7", + "MovesSAN": "Nb6+ cxb6 Qxb7#", + "Themes": "mate mateIn2 middlegame queensideAttack sacrifice short" + }, + { + "FEN": "6k1/5pbp/1pp3p1/p7/P5b1/1PnP2P1/2PN1KBP/4B3 b - - 4 28", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qe6+ 4. Qe2 g6 5. Qxe6 Bxe6 6. g3 Bg7 7. Bg2 c6 8. Nge2 Bf5 9. d3 Nf6 10. O-O O-O 11. a4 a5 12. Be3 Na6 13. Rac1 Nb4 14. f4 Nfd5 15. Bc5 Rfe8 16. Nxd5 Nxd5 17. Rfd1 e5 18. fxe5 Bxe5 19. Nd4 Bd7 20. Nf3 Bg7 21. b3 b6 22. Bf2 Nc3 23. Re1 Bg4 24. Rxe8+ Rxe8 25. Re1 Rxe1+ 26. Bxe1 Ne2+ 27. Kf2 Nc3 28. Nd2 *", + "Moves": "g7d4 f2f1 g4e2", + "MovesSAN": "Bd4+ Kf1 Be2#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "3r3k/5p2/p4R2/1pP1B3/1P1P2P1/4nK2/8/2q5 w - - 0 46", + "PGN": "1. Nf3 g6 2. c4 Bg7 3. g3 b6 4. Bg2 Bb7 5. O-O d6 6. d4 Nd7 7. Nc3 e6 8. e4 Ne7 9. Be3 h6 10. Qd2 Nf6 11. Qc2 Ng4 12. Bd2 Nc6 13. h3 Nf6 14. Rad1 Nd7 15. Be3 Ne7 16. b4 a6 17. c5 O-O 18. Nd2 b5 19. Nb3 d5 20. Na5 Qc8 21. exd5 Bxd5 22. Nxd5 exd5 23. Rfe1 Re8 24. Bf4 c6 25. Qd2 g5 26. Bd6 Nf5 27. Rxe8+ Qxe8 28. Nxc6 Nf6 29. Ne5 Qe6 30. Bc7 Ne4 31. Bxe4 dxe4 32. Qe2 Qd5 33. Qh5 e3 34. fxe3 Nxg3 35. Qf3 Ne4 36. Rf1 Bxe5 37. Bxe5 Rd8 38. Qh5 Nd2 39. Rf6 Qxa2 40. Qxh6 Qb1+ 41. Kh2 Nf1+ 42. Kg2 Nxe3+ 43. Kf3 g4+ 44. hxg4 Qc1 45. Qh8+ Kxh8 *", + "Moves": "f6h6 h8g8 h6h8", + "MovesSAN": "Rh6+ Kg8 Rh8#", + "Themes": "doubleCheck endgame master mate mateIn2 short" + }, + { + "FEN": "7r/pppQ4/1q3r2/3Pb1k1/6p1/6P1/PPB5/1K5R w - - 0 44", + "PGN": "1. d4 Nc6 2. c4 e5 3. d5 Nce7 4. Nc3 Ng6 5. Nf3 Bc5 6. h4 h5 7. Bg5 f6 8. Bd2 Nh6 9. Ne4 Be7 10. c5 d6 11. cxd6 Bxd6 12. Bxh6 Rxh6 13. e3 Bb4+ 14. Nfd2 Qe7 15. Bc4 Bf5 16. Qa4+ Kf8 17. Ng3 Bd7 18. Qc2 Bd6 19. O-O-O Nh8 20. Nf5 Bxf5 21. Qxf5 g6 22. Qc2 Kg7 23. Kb1 Nf7 24. f4 exf4 25. exf4 Bxf4 26. Rde1 Ne5 27. Ne4 Qb4 28. Bb3 Ng4 29. g3 Be5 30. Nc5 Rhh8 31. Re4 Qb6 32. Ne6+ Kh7 33. Rxg4 hxg4 34. h5 f5 35. Ng5+ Kg7 36. Ne6+ Kf6 37. Qc1 Rag8 38. Qg5+ Kf7 39. hxg6+ Rxg6 40. Qxf5+ Rf6 41. Ng5+ Kg7 42. Qd7+ Kg6 43. Bc2+ Kxg5 *", + "Moves": "d7g7 f6g6 g7e5", + "MovesSAN": "Qg7+ Rg6 Qxe5#", + "Themes": "fork mate mateIn2 middlegame short" + }, + { + "FEN": "k2r3r/3pqnpp/1p1Np3/8/8/8/PP4PP/R2Q2K1 w - - 0 22", + "PGN": "1. e4 b6 2. Nf3 Bb7 3. Nc3 e6 4. d4 Nf6 5. e5 Nd5 6. Nxd5 Bxd5 7. c4 Bb7 8. Bg5 Be7 9. Bxe7 Qxe7 10. Bd3 c5 11. O-O cxd4 12. Nxd4 Nc6 13. Nb5 O-O-O 14. Nd6+ Kb8 15. Be4 f6 16. f4 fxe5 17. fxe5 Ba8 18. c5 Nxe5 19. Bxa8 Kxa8 20. cxb6 axb6 21. Rf7 Nxf7 *", + "Moves": "d1f3 a8a7 f3b7", + "MovesSAN": "Qf3+ Ka7 Qb7#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "6k1/p3Rp2/1p4p1/2p4p/2P4P/Pn1r4/1Bp2PP1/6K1 w - - 0 30", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. Nc3 g6 4. Bc4 Bg7 5. a3 e6 6. d3 Bxc3+ 7. bxc3 d5 8. exd5 exd5 9. Ba2 Bg4 10. O-O Bxf3 11. Qxf3 Nge7 12. Re1 O-O 13. c4 d4 14. Bg5 Qd6 15. Rab1 b6 16. Rb3 Nf5 17. c3 Na5 18. Bf4 Qd8 19. Rbb1 dxc3 20. Rbc1 c2 21. Qg4 Nd4 22. h4 h5 23. Qg5 Qxg5 24. Bxg5 Rfe8 25. Bf6 Rxe1+ 26. Rxe1 Nab3 27. Bxb3 Nxb3 28. Bb2 Rd8 29. Re7 Rxd3 *", + "Moves": "e7e8 g8h7 e8h8", + "MovesSAN": "Re8+ Kh7 Rh8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "8/pkq1b3/1p6/3P1p2/Q2Bn3/8/PP2BPPP/1K6 b - - 4 27", + "PGN": "1. e4 e6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Bg5 Be7 6. Nxf6+ gxf6 7. Be3 b6 8. Qf3 c6 9. O-O-O Qd5 10. Kb1 Bb7 11. Qh3 Nd7 12. Nf3 O-O-O 13. Bd3 c5 14. dxc5 Nxc5 15. Be2 Qc6 16. Rxd8+ Rxd8 17. Qxh7 Ne4 18. Qxf7 Rd7 19. Rd1 Rxd1+ 20. Bxd1 Qd7 21. Be2 f5 22. Nd4 Bd5 23. c4 e5 24. cxd5 exd4 25. Bxd4 Qc7 26. Qe8+ Kb7 27. Qa4 *", + "Moves": "e4d2 b1a1 c7c1", + "MovesSAN": "Nd2+ Ka1 Qc1#", + "Themes": "endgame master mate mateIn2 short" + }, + { + "FEN": "r3rk2/2pb2p1/2np4/pp2ppN1/8/1BPP3P/PP3PP1/R1B3K1 w - - 3 26", + "PGN": "1. e4 Nc6 2. Nf3 d6 3. Bc4 e6 4. c3 Nf6 5. d3 Be7 6. Bb3 O-O 7. O-O Re8 8. Re1 e5 9. Nbd2 Bg4 10. Nf1 a5 11. Ng3 h6 12. h3 Be6 13. Bc2 b5 14. Nh4 Nxe4 15. Nxe4 Bxh4 16. Qf3 Qd7 17. Qh5 Be7 18. Re3 f5 19. Nd2 Bg5 20. Rg3 Qf7 21. Rxg5 hxg5 22. Qxg5 Qf6 23. Nf3 Qxg5 24. Nxg5 Bd7 25. Bb3+ Kf8 *", + "Moves": "g5h7 f8e7 c1g5", + "MovesSAN": "Nh7+ Ke7 Bg5#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "4r3/pp6/2p2Pk1/6P1/3Pr1n1/7R/PPP3R1/3Q2K1 b - - 0 30", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. Nf3 c6 5. Bc4 Nf6 6. O-O Bg4 7. d4 e6 8. Bg5 Bxf3 9. Qxf3 Qxg5 10. Rae1 Bd6 11. Bxe6 fxe6 12. Rxe6+ Kf7 13. Rxd6 Nd7 14. Ne4 Qg4 15. Ng5+ Kg6 16. Qd3+ Kxg5 17. f4+ Kh6 18. h3 Qh4 19. Qd2 Kg6 20. g4 Qxh3 21. Rf2 Kf7 22. g5 Ng4 23. Rxd7+ Kg6 24. Rg2 Rhe8 25. f5+ Kh5 26. Qd1 Re4 27. Rxg7 Rh8 28. f6 Rhe8 29. Rxh7+ Kg6 30. Rxh3 *", + "Moves": "e4e1 d1e1 e8e1", + "MovesSAN": "Re1+ Qxe1 Rxe1#", + "Themes": "endgame fork mate mateIn2 short" + }, + { + "FEN": "r1bqr2k/ppp3pp/3p2p1/8/2B3n1/4Q3/PPPP1PPP/R1B1R1K1 w - - 0 14", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Nc3 Be7 4. Bc4 Nf6 5. O-O O-O 6. Nd5 Nxe4 7. Qe2 Nf6 8. Nxe5 Nxe5 9. Qxe5 d6 10. Nxe7+ Kh8 11. Qe3 Re8 12. Re1 Ng4 13. Ng6+ fxg6 *", + "Moves": "e3e8 d8e8 e1e8", + "MovesSAN": "Qxe8+ Qxe8 Rxe8#", + "Themes": "backRankMate mate mateIn2 middlegame short" + }, + { + "FEN": "8/6k1/6P1/8/2p5/5r2/5rR1/2B3RK b - - 2 50", + "PGN": "1. e4 b6 2. Nf3 Bb7 3. Nc3 e6 4. g3 Bb4 5. d3 Bxc3+ 6. bxc3 h6 7. Bg2 Nf6 8. O-O O-O 9. Bb2 d5 10. Ne5 Qd6 11. Ng4 Nxg4 12. Qxg4 dxe4 13. c4 f6 14. Bxe4 Bxe4 15. Qxe4 Nc6 16. Rfe1 Rae8 17. a3 e5 18. a4 Nb4 19. Ba3 a5 20. c3 f5 21. Qe2 Qxd3 22. cxb4 Qxe2 23. Rxe2 axb4 24. Bxb4 Rf6 25. Rae1 Rfe6 26. a5 c5 27. Bc3 bxa5 28. Bxa5 e4 29. Bd2 Ra8 30. f3 Ra3 31. fxe4 fxe4 32. Rxe4 Rd6 33. Re8+ Kh7 34. Bf4 Rd4 35. R8e4 Rd7 36. Re5 Rc7 37. Bc1 Rc3 38. g4 Rxc4 39. g5 hxg5 40. Rxg5 Rc2 41. Rh5+ Kg6 42. Rg5+ Kh7 43. Bf4 Rc6 44. Kh1 c4 45. Reg1 g6 46. h4 Rf2 47. Bc1 Rcf6 48. h5 R6f3 49. hxg6+ Kg7 50. R5g2 *", + "Moves": "f3h3 g2h2 f2h2", + "MovesSAN": "Rh3+ Rh2 Rfxh2#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "8/2b5/4R3/1b3p2/p2p1r2/5P2/B1P2K1k/8 w - - 2 47", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Bc4 Bg7 7. Be3 Bd7 8. f3 Nc6 9. Qd2 Rc8 10. O-O-O Ne5 11. Bb3 a6 12. g4 Qa5 13. h4 h5 14. gxh5 Nxh5 15. Qe2 Ng3 16. Qh2 Nxh1 17. Qxh1 Rxc3 18. bxc3 Qxc3 19. Kb1 Qxe3 20. Qf1 Nc6 21. Nxc6 Qc3 22. Kc1 Bxc6 23. a4 Bh6+ 24. Kb1 Bg7 25. Kc1 Rxh4 26. Qf2 Rf4 27. Qa7 Qa1+ 28. Kd2 Qd4+ 29. Qxd4 Bxd4 30. Kd3 Be5 31. Ke3 b5 32. axb5 Bxb5 33. Rh1 e6 34. Rh7 a5 35. Rh1 a4 36. Ba2 Ke7 37. Ra1 f5 38. Rg1 Kf6 39. exf5 gxf5 40. Rh1 Kg5 41. Rg1+ Kh4 42. Rh1+ Kg3 43. Rg1+ Kh2 44. Rg6 d5 45. Rxe6 d4+ 46. Kf2 Bc7 *", + "Moves": "e6h6 f4h4 h6h4", + "MovesSAN": "Rh6+ Rh4 Rxh4#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "2Rr3k/pp4pp/4Qp2/8/1P2pP2/P3P2P/3q2P1/6K1 w - - 5 32", + "PGN": "1. d4 d5 2. Bf4 e6 3. e3 Be7 4. Bd3 Nf6 5. Nd2 c5 6. c3 Nc6 7. Ngf3 O-O 8. Qe2 Bd6 9. Bg3 cxd4 10. cxd4 Qe7 11. a3 e5 12. dxe5 Nxe5 13. Nxe5 Bxe5 14. Bxe5 Qxe5 15. Nf3 Qe7 16. O-O Bg4 17. h3 Be6 18. Nd4 Qd6 19. b4 Rac8 20. Rac1 Rxc1 21. Rxc1 Qe5 22. Nf3 Qd6 23. Ng5 Qe5 24. f4 Qd6 25. Nf3 Ne4 26. Bxe4 dxe4 27. Ne5 f6 28. Ng4 Bxg4 29. Qxg4 Qd2 30. Qe6+ Kh8 31. Rc8 Rd8 *", + "Moves": "e6e8 d8e8 c8e8", + "MovesSAN": "Qe8+ Rxe8 Rxe8#", + "Themes": "backRankMate endgame mate mateIn2 sacrifice short xRayAttack" + }, + { + "FEN": "2r3k1/1r3p1p/4bBp1/3p4/3P4/7P/1q3PP1/1BR1R1K1 w - - 0 33", + "PGN": "1. e4 c5 2. c3 e6 3. d4 cxd4 4. cxd4 d5 5. Nc3 Nc6 6. exd5 exd5 7. Nf3 Nf6 8. Bb5 Be7 9. O-O O-O 10. Re1 a6 11. Bf1 Bg4 12. a3 Qc7 13. Be3 Rad8 14. Bd3 b5 15. h3 Be6 16. Rc1 Qb7 17. b4 Bd6 18. Bb1 a5 19. Qd3 axb4 20. Nxb5 Ne4 21. Nxd6 Rxd6 22. Ne5 bxa3 23. Qxa3 Rfd8 24. Nd3 Ra8 25. Nc5 Nxc5 26. Qxc5 Rad8 27. Bf4 R6d7 28. Qc2 g6 29. Qxc6 Qb2 30. Be5 Rb7 31. Bf6 Rdb8 32. Qc8+ Rxc8 *", + "Moves": "c1c8 e6c8 e1e8", + "MovesSAN": "Rxc8+ Bxc8 Re8#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "r1b1k1r1/ppp2p1p/3p4/2b2P2/4P3/1B1P2P1/PPq4P/R1B1KQ1R b KQq - 1 16", + "PGN": "1. e4 e5 2. Nc3 Nc6 3. Bc4 Nf6 4. d3 Bc5 5. f4 d6 6. f5 Nd4 7. Nf3 Ng4 8. Nxd4 exd4 9. Qxg4 dxc3 10. Qxg7 Rf8 11. Qxc3 Qh4+ 12. g3 Qh3 13. Qd2 Rg8 14. Qf4 Qg2 15. Qf1 Qxc2 16. Bb3 *", + "Moves": "c5b4 c1d2 c2d2", + "MovesSAN": "Bb4+ Bd2 Qxd2#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "8/3p4/3rk2p/5p1P/1Q2b2b/P1P5/1P2R3/5K2 b - - 11 52", + "PGN": "1. d4 c5 2. c3 e6 3. Nf3 a6 4. Bg5 b5 5. Bxd8 Kxd8 6. dxc5 Bxc5 7. e3 Ne7 8. Nbd2 Bb7 9. Ne5 Ke8 10. f3 f6 11. Ng4 Bb6 12. e4 Nbc6 13. Nf2 Ne5 14. Nb3 Rd8 15. Qc2 Kf7 16. O-O-O Rc8 17. Nd3 Nc4 18. Nf4 Be3+ 19. Kb1 Bxf4 20. Bxc4 Rxc4 21. Nd2 Rc7 22. g3 Bh6 23. f4 g6 24. Nb3 Rhc8 25. a3 e5 26. Rhf1 exf4 27. gxf4 Bg7 28. Nd4 Nc6 29. Nxc6 Bxc6 30. Qf2 Bxe4+ 31. Ka1 Bf5 32. h4 Rc6 33. Rfe1 R8c7 34. Qe3 Re6 35. Qd4 a5 36. Rxe6 Bxe6 37. Qb6 Rc6 38. Qxb5 f5 39. Qxa5 Bf6 40. Rh1 Rd6 41. Kb1 Bd5 42. Qb4 Be4+ 43. Kc1 Rc6 44. Rh2 h6 45. h5 g5 46. fxg5 Bxg5+ 47. Kd1 Ke6 48. Qb3+ Ke7 49. Qb4+ Rd6+ 50. Ke1 Ke6 51. Re2 Bh4+ 52. Kf1 *", + "Moves": "d6d1 e2e1 d1e1", + "MovesSAN": "Rd1+ Re1 Rxe1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "3r2k1/1b3ppp/p7/1p3qPP/5N2/2p1Q3/P1Pr4/1K2R1R1 w - - 2 28", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nxd4 5. Qxd4 d6 6. Nc3 Nf6 7. Bg5 Be7 8. Bc4 O-O 9. O-O-O c5 10. Qd3 a6 11. f4 b5 12. Bd5 Nxd5 13. Nxd5 Bxg5 14. fxg5 Qxg5+ 15. Kb1 Ra7 16. h4 Qe5 17. g4 c4 18. Qe3 Rd7 19. Rdf1 Bb7 20. Qd2 Qxe4 21. Nf4 Rfd8 22. g5 d5 23. Re1 Qf5 24. Rhg1 d4 25. h5 c3 26. bxc3 dxc3 27. Qe3 Rd2 *", + "Moves": "e3e8 d8e8 e1e8", + "MovesSAN": "Qe8+ Rxe8 Rxe8#", + "Themes": "backRankMate mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "rn5r/ppp3pp/3p1n2/3k4/3N4/2P5/PPK3PP/R4R2 w - - 3 17", + "PGN": "1. e4 e5 2. f4 exf4 3. Nf3 Bc5 4. d4 Bb6 5. Bxf4 d6 6. Bc4 Bg4 7. Bxf7+ Kxf7 8. Ng5+ Qxg5 9. Bxg5 Bxd1 10. Rf1+ Kg6 11. Kxd1 Kxg5 12. Nd2 Bxd4 13. Nf3+ Kf4 14. Nxd4+ Kxe4 15. c3 Nf6 16. Kc2 Kd5 *", + "Moves": "f1f5 d5c4 b2b3", + "MovesSAN": "Rf5+ Kc4 b3#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "8/4R2p/p5pk/1p6/1r3PPP/5K2/8/8 w - - 0 39", + "PGN": "1. d4 e6 2. c4 d5 3. Nf3 Nf6 4. Bg5 Be7 5. Nc3 O-O 6. e3 b6 7. cxd5 exd5 8. Bd3 Bb7 9. O-O Nbd7 10. Rc1 a6 11. Qe2 c6 12. Rfd1 b5 13. Ne5 Nxe5 14. dxe5 Nd7 15. Bxe7 Qxe7 16. f4 g6 17. Qf2 f6 18. exf6 Nxf6 19. a3 Ng4 20. Qf3 Qxe3+ 21. Qxe3 Nxe3 22. Re1 Rae8 23. g3 c5 24. Nd1 d4 25. Nxe3 Rxe3 26. Rxe3 dxe3 27. Rxc5 Rd8 28. Rc3 Kg7 29. Be2 Rd2 30. Rxe3 Kh6 31. b4 Rb2 32. Kf2 Bd5 33. Re7 Bc4 34. h4 Ra2 35. g4 Bxe2 36. Rxe2 Rxa3 37. Re7 Ra4 38. Kf3 Rxb4 *", + "Moves": "g4g5 h6h5 e7h7", + "MovesSAN": "g5+ Kh5 Rxh7#", + "Themes": "deflection endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "4k3/1q3p1p/2b1p3/ppB3Q1/2n2PP1/7P/P1P3BK/4b3 w - - 5 29", + "PGN": "1. e4 c5 2. Nc3 e6 3. Nge2 a6 4. g3 Nf6 5. Bg2 Be7 6. O-O O-O 7. d4 cxd4 8. Nxd4 Qc7 9. h3 Nc6 10. Be3 b5 11. f4 Bb7 12. e5 Ne8 13. g4 Rd8 14. Qe1 d6 15. exd6 Nxd6 16. Rd1 Nc4 17. Nxc6 Bxc6 18. Rxd8 Rxd8 19. Bf2 Nxb2 20. Ne4 Nc4 21. Qc3 Qb7 22. Re1 a5 23. Kh2 Bb4 24. Nf6+ gxf6 25. Qxf6 Bxe1 26. Qxd8+ Kg7 27. Qg5+ Kf8 28. Bc5+ Ke8 *", + "Moves": "g2c6 b7c6 g5e7", + "MovesSAN": "Bxc6+ Qxc6 Qe7#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "5rk1/6p1/R7/8/P5Q1/6P1/6K1/5r2 b - - 2 41", + "PGN": "1. d4 d5 2. c4 dxc4 3. e3 Nd7 4. Bxc4 Nb6 5. Bb3 e6 6. a3 Bd7 7. Nc3 a6 8. Nf3 Nf6 9. h3 Bc6 10. Ne5 Bd6 11. Nxc6 bxc6 12. O-O O-O 13. Bc2 Nbd5 14. Ne4 Nd7 15. Qd3 f5 16. Nxd6 cxd6 17. e4 fxe4 18. Qxe4 Qh4 19. Qxe6+ Rf7 20. Qxd6 Raf8 21. Qg3 Qxd4 22. Bg5 Qxb2 23. Be4 N7f6 24. Rab1 Qd4 25. Qh4 h6 26. Bh7+ Nxh7 27. Qxd4 hxg5 28. Rbc1 Nhf6 29. Rxc6 Nf4 30. Qd2 N6d5 31. g3 Nxh3+ 32. Kg2 g4 33. Rxa6 Nf6 34. Rh1 Ne4 35. Qd5 Nexf2 36. Rxh3 Nxh3 37. a4 Kh8 38. Qh5+ Kg8 39. Qxg4 Rf2+ 40. Kxh3 Rf1 41. Kg2 *", + "Moves": "f8f2 g2h3 f1h1", + "MovesSAN": "R8f2+ Kh3 Rh1#", + "Themes": "endgame mate mateIn2 queenRookEndgame short" + }, + { + "FEN": "r1bq3k/bp1p1Qpp/p7/P3r3/1P1P4/2P5/6PP/RN3RK1 w - - 0 20", + "PGN": "1. e4 e5 2. f4 exf4 3. Nf3 Nf6 4. e5 Nd5 5. Bc4 c6 6. d3 Bb4+ 7. c3 Ba5 8. O-O O-O 9. Bxd5 cxd5 10. Bxf4 Nc6 11. d4 Re8 12. Qb3 f6 13. Qxd5+ Kh8 14. b4 fxe5 15. Nxe5 Nxe5 16. Bxe5 Bb6 17. a4 a6 18. a5 Ba7 19. Qf7 Rxe5 *", + "Moves": "f7f8 d8f8 f1f8", + "MovesSAN": "Qf8+ Qxf8 Rxf8#", + "Themes": "backRankMate mate mateIn2 middlegame short" + }, + { + "FEN": "6k1/5p1p/1q1P1Qp1/8/8/1p3N2/r4PPP/3R2K1 b - - 0 33", + "PGN": "1. c4 Nf6 2. Nc3 g6 3. Nf3 d6 4. e3 Bg7 5. Be2 Nbd7 6. a3 b6 7. d4 Bb7 8. O-O e5 9. d5 c6 10. e4 cxd5 11. cxd5 Nc5 12. Qc2 O-O 13. b4 Ncd7 14. Bb2 Rc8 15. Qb1 a6 16. Bd3 b5 17. Ne2 a5 18. Bxb5 Ra8 19. a4 Ba6 20. Nc3 Bxb5 21. Nxb5 axb4 22. Nxd6 Nc5 23. Bxe5 b3 24. Nb5 Nfxe4 25. Bxg7 Kxg7 26. Qb2+ Kg8 27. Rfd1 Qb6 28. d6 Rfe8 29. Nc7 Nxa4 30. Rxa4 Rxa4 31. Nxe8 Ra2 32. Nf6+ Nxf6 33. Qxf6 *", + "Moves": "b6f2 g1h1 f2g2", + "MovesSAN": "Qxf2+ Kh1 Qxg2#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r1b1r1k1/pppq1ppp/1b1p4/n5B1/3p4/P1P2N1P/B1P1QPP1/R3R1K1 w - - 0 14", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. a3 Nf6 4. Nc3 Bc5 5. h3 Bb6 6. Bc4 Nxe4 7. O-O Nxc3 8. bxc3 O-O 9. Re1 d6 10. d4 Na5 11. Ba2 Re8 12. Bg5 Qd7 13. Qe2 exd4 *", + "Moves": "e2e8 d7e8 e1e8", + "MovesSAN": "Qxe8+ Qxe8 Rxe8#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "6rk/5Rp1/5p2/4r3/5R2/7P/6P1/6K1 w - - 2 51", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4 5. Nxd4 Bb4 6. Nxc6 bxc6 7. Bd3 O-O 8. O-O d5 9. exd5 Bg4 10. f3 Bh5 11. dxc6 Qd4+ 12. Kh1 Bxc3 13. bxc3 Qxc3 14. Bf4 Qxc6 15. Rb1 Bg6 16. Rb3 Rfd8 17. Re1 Rd7 18. Qd2 Rad8 19. Rc3 Qb7 20. Qe2 Bxd3 21. cxd3 h6 22. Rb3 Qa6 23. Rd1 Nd5 24. Be5 c5 25. Qb2 f6 26. Bg3 Nb4 27. d4 Rxd4 28. Rg1 Rd2 29. Qc3 Qxa2 30. Ra3 Qb2 31. Qe3 R2d3 32. Qe6+ Kh8 33. Rxa7 Rd2 34. Qe7 Rg8 35. Qxc5 Nd3 36. Qe3 Nf2+ 37. Bxf2 Rxf2 38. Ra4 Re2 39. Qf4 Rd8 40. Ra7 Qc2 41. Qg3 Rg8 42. h3 Qd2 43. Rf7 Qe3 44. Qg6 Qe5 45. Rf1 Qg5 46. Qxg5 hxg5 47. Kg1 Re5 48. f4 Rf5 49. fxg5 Rxg5 50. Rf4 Re5 *", + "Moves": "f4h4 e5h5 h4h5", + "MovesSAN": "Rh4+ Rh5 Rxh5#", + "Themes": "endgame master mate mateIn2 rookEndgame short" + }, + { + "FEN": "3r2k1/2p2ppp/1p6/1B3b2/7q/4Q3/P2N4/3KR3 w - - 2 24", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. c3 Nf6 4. d4 Nxe4 5. Qe2 d5 6. Nxe5 Nxe5 7. dxe5 Bc5 8. Be3 O-O 9. Bxc5 Nxc5 10. Nd2 d4 11. Qc4 dxc3 12. Qxc5 cxb2 13. Rb1 Bf5 14. Rxb2 Rb8 15. Qxa7 b6 16. Bb5 Qd4 17. Qa3 Qxe5+ 18. Kd1 Rbd8 19. Re1 Qxh2 20. Rb3 Qxg2 21. Rd3 Qxf2 22. Rxd8 Rxd8 23. Qe3 Qh4 *", + "Moves": "e3e8 d8e8 e1e8", + "MovesSAN": "Qe8+ Rxe8 Rxe8#", + "Themes": "backRankMate mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "4R3/8/5kp1/8/1B4PK/5r1P/8/8 b - - 5 58", + "PGN": "1. d4 d5 2. c4 c6 3. cxd5 cxd5 4. Bf4 Bf5 5. Nf3 Nf6 6. Nc3 e6 7. Qb3 Qc8 8. Nb5 Na6 9. Rc1 Bb4+ 10. Nc3 O-O 11. e3 Ne4 12. Bxa6 Bxc3+ 13. bxc3 bxa6 14. O-O Qc6 15. c4 Rfc8 16. c5 Qb5 17. Rb1 Qxb3 18. Rxb3 Bg4 19. Rd1 f6 20. h3 Bh5 21. g4 Be8 22. Nd2 Ba4 23. Nxe4 dxe4 24. Rdb1 Bxb3 25. Rxb3 Rc6 26. Bd6 Kf7 27. Rb7+ Kg6 28. Re7 Rd8 29. Rxe6 Rd7 30. Rxe4 Rb7 31. d5 Rc8 32. c6 Rb5 33. Rd4 Kf7 34. e4 Ke8 35. Ra4 a5 36. f3 g6 37. Kg2 f5 38. Kg3 Kf7 39. Kf4 fxe4 40. Rxe4 Rxd5 41. Re7+ Kg8 42. Bc7 Rc5 43. Be5 R5xc6 44. Rg7+ Kf8 45. Rxh7 Rc4+ 46. Kg3 Ra4 47. Rh8+ Ke7 48. Rxc8 Rxa2 49. Rc7+ Ke6 50. Bc3 a4 51. Rxa7 Ra3 52. Bb4 Ra1 53. Ra6+ Kf7 54. Kh4 Rf1 55. Rxa4 Rxf3 56. Ra7+ Ke6 57. Re7+ Kf6 58. Re8 *", + "Moves": "g6g5 h4h5 f3h3", + "MovesSAN": "g5+ Kh5 Rxh3#", + "Themes": "deflection endgame mate mateIn2 short" + }, + { + "FEN": "8/3q1pkp/6p1/2Q5/p1P5/P6P/1r4N1/5R1K b - - 0 34", + "PGN": "1. e4 c5 2. f4 d6 3. Nf3 Nf6 4. d3 Bg4 5. Be2 e6 6. O-O g6 7. h3 Bxf3 8. Bxf3 Bg7 9. Be3 O-O 10. Nd2 Nfd7 11. c4 Nc6 12. Qc2 Nb4 13. Qb3 a5 14. a3 a4 15. Qd1 Nxd3 16. Rb1 Nxb2 17. e5 dxe5 18. Rxb2 exf4 19. Bxf4 Bxb2 20. Bxb7 Bd4+ 21. Kh1 Ra7 22. Bc6 e5 23. Bh6 Re8 24. Qf3 Qe7 25. Bxd7 Qxd7 26. Qf6 e4 27. Qf4 Be5 28. Qxe4 Rb7 29. Qd5 Bg7 30. Bxg7 Kxg7 31. Qxc5 Re2 32. Nf3 Rbb2 33. Nh4 Rxg2 34. Nxg2 *", + "Moves": "d7h3 h1g1 h3g2", + "MovesSAN": "Qxh3+ Kg1 Qxg2#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "3r1r1k/pb4pp/1pp1Bp2/4N3/1P4R1/P1n5/2P2PPP/5RK1 w - - 1 24", + "PGN": "1. e4 b6 2. d4 Bb7 3. Nc3 e6 4. Be3 Bb4 5. Qd2 Bxe4 6. a3 Bxc3 7. Qxc3 Bb7 8. d5 Nf6 9. dxe6 dxe6 10. Rd1 Qe7 11. Bb5+ c6 12. Ba4 O-O 13. Nf3 Nd5 14. Qd4 Nxe3 15. Qxe3 Na6 16. b4 Nc7 17. Rd4 Nd5 18. Qe5 Qf6 19. Rg4 Qxe5+ 20. Nxe5 Nc3 21. Bb3 Rad8 22. O-O f6 23. Bxe6+ Kh8 *", + "Moves": "e5g6 h7g6 g4h4", + "MovesSAN": "Ng6+ hxg6 Rh4#", + "Themes": "kingsideAttack mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "6k1/1p3Rp1/3p2B1/1b1PpQ2/5b2/7K/1P4P1/r7 b - - 5 27", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Nd5 Nxd5 8. exd5 Ne7 9. c4 Ng6 10. h4 a6 11. h5 axb5 12. hxg6 fxg6 13. cxb5 Be7 14. Bd3 O-O 15. Rxh7 Kxh7 16. Qh5+ Kg8 17. Bxg6 Qa5+ 18. Bd2 Qxd2+ 19. Kxd2 Rxf2+ 20. Ke3 Bg5+ 21. Kxf2 Bh6 22. Rf1 Bd7 23. Kg1 Bxb5 24. Rf7 Rxa2 25. Qf5 Ra1+ 26. Kh2 Bf4+ 27. Kh3 *", + "Moves": "a1h1 h3g4 b5e2", + "MovesSAN": "Rh1+ Kg4 Be2#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "2r3k1/p3Qpbp/4N1p1/4p3/P7/4q1P1/4r2P/R4R1K w - - 1 24", + "PGN": "1. d4 g6 2. c4 Bg7 3. Nc3 c5 4. Nf3 cxd4 5. Nxd4 Nc6 6. Be3 Nf6 7. g3 Qa5 8. Bg2 Ng4 9. Nxc6 dxc6 10. Bd4 e5 11. Be3 Nxe3 12. fxe3 Be6 13. Qb3 O-O 14. a4 Qc5 15. O-O Bxc4 16. Qxb7 Qxe3+ 17. Kh1 Rab8 18. Qxc6 Rfc8 19. Qd7 Be6 20. Qe7 Rxb2 21. Ne4 Rxe2 22. Ng5 Rxg2 23. Nxe6 Re2 *", + "Moves": "e7f7 g8h8 f7g7", + "MovesSAN": "Qxf7+ Kh8 Qxg7#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "2r4r/1p2kppp/pQ2p3/3pP3/q7/5B2/5PPP/2R3K1 w - - 0 26", + "PGN": "1. e4 c6 2. Nf3 Nf6 3. d4 d5 4. e5 Ne4 5. Nbd2 Nxd2 6. Bxd2 Bg4 7. Be2 e6 8. Bg5 Qa5+ 9. c3 c5 10. Bd2 Qb6 11. Qc2 Bxf3 12. Bxf3 cxd4 13. Qa4+ Nc6 14. O-O Qxb2 15. Bg5 dxc3 16. Rab1 Qa3 17. Qb5 Rb8 18. Rfe1 Qxa2 19. Re2 c2 20. Rc1 a6 21. Qb6 Be7 22. Bxe7 Nxe7 23. Rexc2 Qa4 24. Rc7 Rc8 25. Rxe7+ Kxe7 *", + "Moves": "b6d6 e7e8 c1c8", + "MovesSAN": "Qd6+ Ke8 Rxc8#", + "Themes": "endgame interference mate mateIn2 short" + }, + { + "FEN": "7k/6pp/5q2/p3nQ2/P7/1P1P2P1/6KP/8 w - - 5 39", + "PGN": "1. f4 d5 2. Nf3 c5 3. e3 Nc6 4. Bb5 a6 5. Bxc6+ bxc6 6. b3 e6 7. Bb2 f5 8. O-O Nf6 9. Qe1 Be7 10. d3 O-O 11. Nbd2 Bd7 12. Ne5 Be8 13. Qg3 a5 14. a4 Rb8 15. Ndf3 d4 16. exd4 cxd4 17. Nxd4 Bc5 18. Nf3 Nh5 19. Qe1 Nxf4 20. g3 Ng6 21. Qxe6+ Kh8 22. Kh1 Bf7 23. Qxc6 Bxd4 24. Bxd4 Rc8 25. Qb5 Rxc2 26. Rac1 Rxc1 27. Rxc1 f4 28. Kg2 Bd5 29. Rc5 Bxf3+ 30. Kxf3 Qxd4 31. Rf5 Qe3+ 32. Kg4 Qe2+ 33. Kg5 Qe7+ 34. Kg4 Rxf5 35. Qxf5 Ne5+ 36. Kxf4 Ng6+ 37. Kf3 Ne5+ 38. Kg2 Qf6 *", + "Moves": "f5c8 f6d8 c8d8", + "MovesSAN": "Qc8+ Qd8 Qxd8#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "2b2k2/4rpp1/p6r/1pn5/2p3P1/5B1P/PPP3P1/3RR1K1 w - - 0 23", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 d6 4. h3 h6 5. O-O Nf6 6. Nc3 b6 7. d4 Nxd4 8. Nxd4 exd4 9. Qxd4 c5 10. Qe3 a6 11. e5 dxe5 12. Qxe5+ Be7 13. Re1 Ra7 14. Bxh6 Rxh6 15. Rad1 Qc7 16. Qg3 Qxg3 17. fxg3 b5 18. Be2 Kf8 19. Bf3 c4 20. g4 Nd7 21. Nd5 Nc5 22. Nxe7 Rxe7 *", + "Moves": "d1d8 e7e8 e1e8", + "MovesSAN": "Rd8+ Re8 Rexe8#", + "Themes": "fork mate mateIn2 middlegame short" + }, + { + "FEN": "4r1k1/1p2qpp1/2p2nr1/3p4/1P5R/2P2P1Q/5PBP/3R2K1 b - - 2 30", + "PGN": "1. d4 d5 2. Nf3 Nf6 3. Nbd2 Nc6 4. g3 Bg4 5. Bg2 e6 6. O-O Bd6 7. c3 O-O 8. Re1 e5 9. dxe5 Nxe5 10. Qa4 Bxf3 11. Nxf3 c6 12. Bf4 Nxf3+ 13. exf3 Bxf4 14. Qxf4 h6 15. Re2 Qb6 16. Rae1 a5 17. a3 Rad8 18. Rd1 Rfe8 19. Red2 Nh5 20. Qh4 Nf6 21. g4 Qc7 22. g5 hxg5 23. Qxg5 Re5 24. Qh4 Rh5 25. Qg3 Qe7 26. Rd4 Rh6 27. b4 Rg6 28. Qh3 axb4 29. axb4 Re8 30. Rh4 *", + "Moves": "e7e1 d1e1 e8e1", + "MovesSAN": "Qe1+ Rxe1 Rxe1#", + "Themes": "kingsideAttack mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "5bR1/8/R6p/4pk2/8/5KP1/P6r/8 b - - 9 45", + "PGN": "1. d4 f5 2. c4 g6 3. Nf3 Nf6 4. Bf4 Bg7 5. e3 O-O 6. Be2 b6 7. O-O Bb7 8. Nc3 a5 9. d5 c6 10. Rc1 Rf7 11. Ne5 Rf8 12. Bf3 cxd5 13. Nxd5 Nxd5 14. Bxd5+ Bxd5 15. Qxd5+ e6 16. Qxa8 g5 17. Bg3 f4 18. exf4 gxf4 19. Nxd7 Nxd7 20. Qxd8 Rxd8 21. Bxf4 e5 22. Bg5 Rf8 23. Rcd1 Nf6 24. Rfe1 h6 25. Bd2 Nd7 26. Bc3 Rf7 27. f3 Kf8 28. b4 axb4 29. Bxb4+ Ke8 30. g3 Rxf3 31. Kg2 Rf6 32. Bc3 Rc6 33. Re4 b5 34. Bd2 bxc4 35. Rc1 Nb6 36. Bf4 Rc5 37. Be3 Rc6 38. Bxb6 Rxb6 39. Rcxc4 Rb2+ 40. Kf3 Rxh2 41. Ra4 Kf7 42. Ra7+ Kf6 43. Rg4 Bf8 44. Ra6+ Kf5 45. Rg8 *", + "Moves": "e5e4 f3e3 f8c5", + "MovesSAN": "e4+ Ke3 Bc5#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "3r2k1/p1R2ppp/1p1P2n1/8/4q3/1Q5P/P4PP1/6K1 w - - 3 29", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. e3 Bb4 5. Bd3 c5 6. Nf3 Nc6 7. O-O O-O 8. Ne5 Bxc3 9. bxc3 cxd4 10. cxd4 dxc4 11. Bxc4 Qc7 12. Be2 Rd8 13. Bb2 Nxe5 14. Rc1 Qe7 15. Qb3 Ng6 16. Ba3 Qe8 17. Rc7 b6 18. Rfc1 Nd5 19. Bb5 Bd7 20. Bxd7 Rxd7 21. Rxd7 Qxd7 22. e4 Nde7 23. Bxe7 Qxe7 24. d5 exd5 25. exd5 Re8 26. h3 Qb7 27. d6 Rd8 28. Rc7 Qe4 *", + "Moves": "b3f7 g8h8 f7g7", + "MovesSAN": "Qxf7+ Kh8 Qxg7#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r1b2b1r/ppppk1pp/8/2qnp1N1/4P3/6Q1/PP3PPP/n1B2RK1 w - - 0 12", + "PGN": "1. e4 e5 2. Nf3 Qe7 3. Bc4 Nc6 4. O-O Qc5 5. Bxf7+ Kxf7 6. Ng5+ Ke7 7. Qf3 Nf6 8. d4 Nxd4 9. Qg3 Nxc2 10. Nc3 Nxa1 11. Nd5+ Nxd5 *", + "Moves": "g3e5 e7d8 g5f7", + "MovesSAN": "Qxe5+ Kd8 Nf7#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "5rk1/pp4pp/8/3N2n1/3p4/8/PPr4P/R4RK1 w - - 0 26", + "PGN": "1. e4 e6 2. d4 d5 3. e5 c5 4. Bd3 Nc6 5. f4 Qb6 6. Nf3 cxd4 7. O-O Nge7 8. Ng5 Ng6 9. g4 Be7 10. f5 Ngxe5 11. Nxf7 Nxf7 12. fxe6 Bxe6 13. Bf5 Bxf5 14. gxf5 d3+ 15. Kh1 dxc2 16. Qxc2 Rc8 17. Nc3 O-O 18. f6 d4 19. fxe7 Nxe7 20. Bg5 Qc6+ 21. Kg1 Qd7 22. Bxe7 Qxe7 23. Nd5 Qg5+ 24. Qg2 Rc2 25. Qxg5 Nxg5 *", + "Moves": "d5e7 g8h8 f1f8", + "MovesSAN": "Ne7+ Kh8 Rxf8#", + "Themes": "backRankMate deflection endgame mate mateIn2 short" + }, + { + "FEN": "8/8/1R6/1p2rkpp/8/5K1P/P5P1/8 w - - 0 36", + "PGN": "1. d4 d5 2. c4 Nf6 3. Nc3 e6 4. Bg5 Be7 5. Nf3 O-O 6. e3 c5 7. cxd5 Nxd5 8. Bxe7 Qxe7 9. Bc4 Rd8 10. Qc2 b6 11. O-O Nc6 12. Rac1 Bb7 13. Rfd1 Rac8 14. Ne5 f6 15. Nxc6 Bxc6 16. dxc5 Qxc5 17. Bxd5 Bxd5 18. Nxd5 Qxc2 19. Rxc2 exd5 20. Rcd2 Rc5 21. e4 d4 22. f3 Kf7 23. Rxd4 Rxd4 24. Rxd4 Rc1+ 25. Kf2 Rc2+ 26. Kg3 Rxb2 27. Rd7+ Kg6 28. Rxa7 b5 29. f4 h6 30. e5 fxe5 31. fxe5 Re2 32. Ra6+ Kf5 33. Rb6 Rxe5 34. Kf3 h5 35. h3 g5 *", + "Moves": "g2g4 h5g4 h3g4", + "MovesSAN": "g4+ hxg4+ hxg4#", + "Themes": "endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "r1b2k1r/pp1pRpp1/1b1P3p/3Q2N1/2B2q2/1P6/P4PPP/RN4K1 b - - 0 17", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 h6 4. c3 Nf6 5. O-O Bc5 6. d4 exd4 7. cxd4 Bb6 8. e5 Nh7 9. d5 Ne7 10. d6 cxd6 11. exd6 Ng6 12. Re1+ Kf8 13. Qd5 Qf6 14. b3 Nf4 15. Bxf4 Qxf4 16. Re7 Ng5 17. Nxg5 *", + "Moves": "f4f2 g1h1 f2g1", + "MovesSAN": "Qxf2+ Kh1 Qg1#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "1k4r1/p1p4Q/b2Nq3/3p4/3Pp3/2P5/PP3PPP/R5KR b - - 0 22", + "PGN": "1. e4 e5 2. Nf3 f5 3. Nc3 Nc6 4. Bb5 d6 5. Bxc6+ bxc6 6. d4 fxe4 7. Nxe4 d5 8. Ng3 e4 9. Ne5 Nf6 10. Bg5 Bd6 11. Nxc6 Qd7 12. Bxf6 Qxc6 13. Bxg7 Bb4+ 14. Kf1 Ba6+ 15. Kg1 O-O-O 16. Bxh8 Rxh8 17. c3 Bd6 18. Qg4+ Kb8 19. Qg7 Qe8 20. Nf5 Rg8 21. Qxh7 Qe6 22. Nxd6 *", + "Moves": "g8g2 g1g2 e6g4", + "MovesSAN": "Rxg2+ Kxg2 Qg4#", + "Themes": "attraction kingsideAttack mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "4k3/pb3pp1/1p1p3p/3rNB2/8/1P2Q3/P4PPP/6K1 b - - 0 29", + "PGN": "1. e4 e6 2. d4 d6 3. Nf3 Be7 4. Bd3 b6 5. O-O Bb7 6. c4 Nf6 7. d5 exd5 8. exd5 O-O 9. Qc2 c6 10. Bg5 Nbd7 11. Rd1 cxd5 12. Bxf6 Nxf6 13. cxd5 Rc8 14. Qb3 Rc5 15. Nc3 Qd7 16. Ne4 Nxe4 17. Bxe4 Bf6 18. Rac1 Rb5 19. Qd3 h6 20. b3 Re8 21. Re1 Bb2 22. Rc2 Bf6 23. Rce2 Ra5 24. Bh7+ Kf8 25. Rxe8+ Qxe8 26. Rxe8+ Kxe8 27. Bf5 Rxd5 28. Qe3+ Be5 29. Nxe5 *", + "Moves": "d5d1 e3e1 d1e1", + "MovesSAN": "Rd1+ Qe1 Rxe1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "2kr1r2/p1ppq1p1/1p2p2p/6b1/3P2P1/4BB2/PPP1Q3/2K2R2 w - - 8 22", + "PGN": "1. e4 b6 2. Nf3 Bb7 3. d4 e6 4. Nc3 Nf6 5. Be3 Nxe4 6. Nxe4 Bxe4 7. Ne5 Nc6 8. Nxc6 Bxc6 9. Bd3 f5 10. Qd2 h6 11. O-O-O Qf6 12. h4 O-O-O 13. f3 Be7 14. g4 fxg4 15. fxg4 Bxh1 16. Rxh1 Qf3 17. Rg1 Bxh4 18. Be2 Qf6 19. Rf1 Qe7 20. Bf3 Rhf8 21. Qe2 Bg5 *", + "Moves": "e2a6 c8b8 a6b7", + "MovesSAN": "Qa6+ Kb8 Qb7#", + "Themes": "mate mateIn2 middlegame queensideAttack short" + }, + { + "FEN": "5r2/1pp3kp/2np2p1/4p2n/1P2q1N1/2P2R1P/5PP1/2Q3K1 w - - 2 27", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 4. h3 Bd7 5. Nc3 Nf6 6. d3 a6 7. Ba4 Nb4 8. Bxd7+ Qxd7 9. O-O Nc6 10. Bg5 Be7 11. Nd5 Nxd5 12. Bxe7 Ndxe7 13. Re1 O-O 14. c3 Ng6 15. b4 a5 16. a3 axb4 17. axb4 Rxa1 18. Qxa1 Nf4 19. Nh4 Nxd3 20. Re3 Nf4 21. Nf5 g6 22. Nh6+ Kg7 23. Ng4 Nh5 24. Qc1 f5 25. exf5 Qxf5 26. Rf3 Qe4 *", + "Moves": "c1h6 g7h8 h6f8", + "MovesSAN": "Qh6+ Kh8 Qxf8#", + "Themes": "deflection mate mateIn2 middlegame short" + }, + { + "FEN": "3q1r1k/p2bbppp/2p4B/3p1N1n/8/3B2QP/PrP2PP1/R4RK1 w - - 8 18", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nc3 Bb4 6. Nxc6 bxc6 7. Bd3 d5 8. exd5 cxd5 9. O-O O-O 10. Bg5 c6 11. Qf3 Bd6 12. h3 Rb8 13. Ne2 Rxb2 14. Nd4 Bd7 15. Nf5 Be7 16. Qg3 Kh8 17. Bh6 Nh5 *", + "Moves": "h6g7 h5g7 g3g7", + "MovesSAN": "Bxg7+ Nxg7 Qxg7#", + "Themes": "fork mate mateIn2 middlegame short" + }, + { + "FEN": "r5rk/5p1p/p1p1pPpQ/1pPp4/3P4/4PR2/3q2PP/4R1K1 w - - 6 25", + "PGN": "1. d4 c6 2. c4 d5 3. e3 Bf5 4. Nc3 e6 5. Bd3 Bxd3 6. Qxd3 Bb4 7. f4 Nf6 8. Nf3 Nbd7 9. O-O O-O 10. Bd2 Bxc3 11. bxc3 Ne4 12. Be1 Qa5 13. Ne5 Nxe5 14. fxe5 a6 15. Qe2 b5 16. c5 Nxc3 17. Qg4 Qa3 18. Bh4 Ne4 19. Rae1 Qxa2 20. Bf6 Nxf6 21. exf6 g6 22. Qg5 Kh8 23. Qh6 Rg8 24. Rf3 Qd2 *", + "Moves": "h6h7 h8h7 f3h3", + "MovesSAN": "Qxh7+ Kxh7 Rh3#", + "Themes": "attraction endgame kingsideAttack mate mateIn2 sacrifice short" + }, + { + "FEN": "R7/5Qpk/2p3r1/3pP2p/3P3P/4q1PK/8/8 w - - 0 41", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. c3 Bc5 4. d4 exd4 5. cxd4 Bb6 6. Nc3 Nge7 7. Bb5 d5 8. e5 a6 9. Bxc6+ Nxc6 10. Be3 O-O 11. h3 Re8 12. O-O Be6 13. Rc1 Ne7 14. Na4 Ba7 15. Nc5 Bxc5 16. Rxc5 c6 17. Ng5 Qd7 18. Qh5 h6 19. Nxe6 Qxe6 20. Rfc1 Nf5 21. b4 Nxe3 22. fxe3 Qd7 23. a4 Re6 24. b5 axb5 25. axb5 Rg6 26. bxc6 bxc6 27. Qf3 Ra2 28. Kh2 Qb7 29. R5c2 Rxc2 30. Rxc2 Qb1 31. Rc5 Qb2 32. h4 h5 33. Kh3 Qd2 34. Kh2 Qe1 35. g3 Qd2+ 36. Kh3 Qe1 37. Rc2 Qb4 38. Ra2 Qb3 39. Ra8+ Kh7 40. Qxf7 Qxe3 *", + "Moves": "f7g8 h7h6 g8h8", + "MovesSAN": "Qg8+ Kh6 Qh8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "5rk1/bp2pp1p/3p2p1/3N3n/4QPq1/1N6/PPP3PP/R4R1K b - - 0 22", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. Be3 O-O 8. O-O Nc6 9. Nb3 Be6 10. f4 Qc8 11. Kh1 Bg4 12. Bf3 Bxf3 13. Qxf3 Qg4 14. Qf2 Rac8 15. Bxa7 Nxa7 16. Qxa7 Nh5 17. Qe3 Rc4 18. Nd2 Bd4 19. Qd3 Rb4 20. Nb3 Ba7 21. Nd5 Rxe4 22. Qxe4 *", + "Moves": "h5g3 h2g3 g4h5", + "MovesSAN": "Ng3+ hxg3 Qh5#", + "Themes": "clearance kingsideAttack mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "r1b2rk1/ppp2Nnp/1q6/6n1/2B5/2N5/PPP3PP/R4R1K w - - 0 21", + "PGN": "1. e4 g6 2. Bc4 Bg7 3. f4 d6 4. Nf3 e6 5. O-O Ne7 6. d4 Nd7 7. Nc3 O-O 8. Be3 e5 9. dxe5 dxe5 10. f5 gxf5 11. exf5 Nxf5 12. Bg5 Bf6 13. Bxf6 Qxf6 14. Qd3 e4 15. Qxe4 Nc5 16. Qf4 Qg6 17. Ne5 Qb6 18. Qg5+ Ng7 19. Nxf7 Ne6+ 20. Kh1 Nxg5 *", + "Moves": "f7h6 g8h8 f1f8", + "MovesSAN": "Nh6+ Kh8 Rxf8#", + "Themes": "backRankMate deflection discoveredAttack doubleCheck mate mateIn2 middlegame short" + }, + { + "FEN": "8/2qP2k1/4P1p1/p7/6Q1/1P3N1K/5RP1/3r4 b - - 2 47", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 4. d4 a6 5. Ba4 b5 6. Bb3 Bg4 7. d5 Nd4 8. Nbd2 Be7 9. c3 Nxb3 10. Qxb3 Nf6 11. Qc2 O-O 12. h3 Bd7 13. O-O c5 14. c4 bxc4 15. Nxc4 Bb5 16. b3 Qc8 17. Bg5 h6 18. Bxf6 Bxf6 19. Nxd6 Qd7 20. Nf5 Bxf1 21. Rxf1 Rac8 22. Qe2 a5 23. Nh2 g6 24. Nxh6+ Kg7 25. N6g4 Rh8 26. Nxf6 Kxf6 27. Ng4+ Kg7 28. Nxe5 Qd6 29. f4 Qb6 30. Qg4 c4+ 31. Kh1 cxb3 32. axb3 Qb5 33. Rf3 Rc1+ 34. Kh2 Qe2 35. f5 Rh5 36. fxg6 Rxh3+ 37. Kxh3 Rh1+ 38. Kg3 Qe1+ 39. Rf2 Qe3+ 40. Rf3 Qe1+ 41. Rf2 Qc3+ 42. Nf3 Qc7+ 43. e5 fxg6 44. d6 Qc3 45. d7 Rd1 46. e6 Qc7+ 47. Kh3 *", + "Moves": "d1h1 f3h2 c7h2", + "MovesSAN": "Rh1+ Nh2 Qxh2#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "6nN/Qbk4p/1pp2p2/8/8/2q5/P1P1BPPP/5K1R b - - 6 25", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d4 Nxd4 5. Nxe5 Ne6 6. Qf3 f6 7. Qh5+ g6 8. Nxg6 Nd4 9. Nxh8+ Ke7 10. Qf7+ Kd6 11. Bf4+ Kc6 12. Qd5+ Kb6 13. Na3 c6 14. Qh5 d5 15. exd5 Bxa3 16. Be3 Bxb2 17. Bxd4+ Bxd4 18. dxc6 bxc6 19. Rb1+ Kc7 20. Qa5+ Bb6 21. Rxb6 axb6 22. Qxa8 Qd4 23. Qa7+ Bb7 24. Be2 Qc3+ 25. Kf1 *", + "Moves": "c3a1 e2d1 a1d1", + "MovesSAN": "Qa1+ Bd1 Qxd1#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "r3r1k1/ppB2pp1/5np1/3p4/3P3q/2P2P2/P1Q3PP/R3R1K1 b - - 0 18", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. cxd4 Bb4+ 7. Nc3 Nxe4 8. O-O Bxc3 9. bxc3 d5 10. Bd3 O-O 11. Qc2 Re8 12. Re1 Bf5 13. Bf4 Bg6 14. Ne5 Nxe5 15. Bxe5 Qh4 16. f3 Nf6 17. Bxg6 hxg6 18. Bxc7 *", + "Moves": "e8e1 a1e1 h4e1", + "MovesSAN": "Rxe1+ Rxe1 Qxe1#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "2R5/1q5k/6pp/2Q5/1P6/P5PP/3r1P2/6K1 b - - 3 38", + "PGN": "1. d4 d5 2. c4 e6 3. Nc3 Bb4 4. Bf4 c5 5. cxd5 exd5 6. e3 Nf6 7. Nf3 Nc6 8. dxc5 Bxc5 9. Bd3 Be6 10. h3 O-O 11. Ng5 h6 12. Nxe6 fxe6 13. O-O e5 14. Bh2 d4 15. exd4 exd4 16. Ne4 Nxe4 17. Bxe4 Nb4 18. a3 Nc6 19. b4 Bb6 20. Rc1 a6 21. Qd3 Bc7 22. Bxc6 Bxh2+ 23. Kxh2 Qc7+ 24. Kg1 bxc6 25. Qxd4 Rac8 26. Rc5 Rfd8 27. Qc4+ Kh8 28. Qxa6 Rd5 29. Rfc1 Rcd8 30. g3 Rd1+ 31. Kg2 R1d2 32. Qxc6 Qf7 33. Qf3 Qa7 34. Rc8 Rxc8 35. Rxc8+ Kh7 36. Qf5+ g6 37. Qc5 Qb7+ 38. Kg1 *", + "Moves": "d2d1 g1h2 b7h1", + "MovesSAN": "Rd1+ Kh2 Qh1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "3r3R/pp5R/2nk2p1/2qp2P1/4rPQ1/P1P1P3/1P6/2K5 w - - 3 30", + "PGN": "1. d4 Nf6 2. Bf4 g6 3. e3 Bg7 4. c3 d5 5. Bd3 c5 6. Nd2 Nc6 7. h4 O-O 8. dxc5 Qa5 9. Ngf3 Qxc5 10. Qc2 Re8 11. O-O-O e5 12. Bg5 e4 13. Bxf6 exd3 14. Qxd3 Bxf6 15. h5 Bf5 16. Qe2 Qa5 17. a3 Rac8 18. hxg6 fxg6 19. Nh4 Be6 20. f4 Bxh4 21. Rxh4 Bf5 22. g4 Be4 23. Nxe4 Rxe4 24. Rdh1 Qc5 25. Rxh7 Rd8 26. Rh8+ Kf7 27. R1h7+ Kf6 28. g5+ Ke6 29. Qg4+ Kd6 *", + "Moves": "h8d8 c6d8 g4d7", + "MovesSAN": "Rxd8+ Nxd8 Qd7#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "5Q2/q3Np1k/2p2B2/4p2r/1p2P3/5PK1/1PP4p/7R b - - 0 32", + "PGN": "1. e4 d6 2. d4 Nf6 3. Nc3 Nbd7 4. Be3 e5 5. f3 c6 6. g4 b5 7. a3 Be7 8. Nge2 a5 9. Ng3 Ba6 10. g5 Ng8 11. h4 h6 12. Nf5 hxg5 13. Nxg7+ Kf8 14. Nf5 gxh4 15. Qd2 b4 16. axb4 Bxf1 17. Kxf1 axb4 18. Rxa8 Qxa8 19. Ne2 h3 20. Kf2 Ngf6 21. Bg5 Rh5 22. Nxe7 Kxe7 23. Ng3 Rh7 24. Nf5+ Kf8 25. dxe5 dxe5 26. Qd6+ Kg8 27. Bxf6 Qa7+ 28. Kg3 Rh5 29. Qe7 h2 30. Qe8+ Nf8 31. Ne7+ Kh7 32. Qxf8 *", + "Moves": "a7g1 h1g1 h2g1q", + "MovesSAN": "Qg1+ Rxg1 hxg1=Q#", + "Themes": "advancedPawn endgame master masterVsMaster mate mateIn2 promotion short" + }, + { + "FEN": "r4r2/p5k1/1pQ2b2/4R3/5PP1/2PqP3/P5P1/3RK3 b - - 4 28", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. cxd5 exd5 5. Nf3 Be7 6. Bf4 O-O 7. e3 Nbd7 8. Rc1 c6 9. Bd3 Nh5 10. Bg3 Nxg3 11. hxg3 b6 12. Bxh7+ Kh8 13. Ne5 Nxe5 14. Qh5 g6 15. Bxg6+ Kg7 16. Qh7+ Kf6 17. dxe5+ Kxe5 18. Rh5+ f5 19. Bxf5 Bxf5 20. f4+ Ke6 21. Qg7 Bf6 22. Qb7 d4 23. Qxc6+ Kf7 24. Rxf5 dxc3 25. bxc3 Kg6 26. g4 Qd3 27. Re5 Kg7 28. Rd1 *", + "Moves": "f6h4 g2g3 h4g3", + "MovesSAN": "Bh4+ g3 Bxg3#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "r2r2k1/2p2ppp/1p2p3/p7/8/P1P1B2P/2bR1PP1/3R2K1 w - - 0 22", + "PGN": "1. d4 e6 2. h3 d5 3. Bf4 Nc6 4. Nf3 Nf6 5. e3 Bd6 6. Ne5 Bxe5 7. dxe5 Ne4 8. Nd2 Nxd2 9. Qxd2 O-O 10. a3 a5 11. Bd3 b6 12. Qc3 Bb7 13. Bb5 Qd7 14. O-O d4 15. exd4 Qxd4 16. Be3 Qxe5 17. Bxc6 Qxc3 18. bxc3 Bxc6 19. Rfd1 Ba4 20. Rd2 Rfd8 21. Rad1 Bxc2 *", + "Moves": "d2d8 a8d8 d1d8", + "MovesSAN": "Rxd8+ Rxd8 Rxd8#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "4r1k1/pQ3ppp/4rn1b/2N5/q7/2PB3N/PP3PPP/1K5R b - - 2 23", + "PGN": "1. d4 e6 2. Bf4 Nf6 3. e3 d5 4. Nd2 c5 5. c3 Nc6 6. Bd3 cxd4 7. exd4 Bd6 8. Bg3 e5 9. dxe5 Nxe5 10. Bxe5 Bxe5 11. Qc2 O-O 12. O-O-O d4 13. Ndf3 Bf4+ 14. Kb1 Bd7 15. Nxd4 Rc8 16. Qe2 Qa5 17. Nb3 Qa4 18. Nh3 Rfe8 19. Qf3 Bh6 20. Rde1 Be6 21. Rxe6 Rxe6 22. Qxb7 Rce8 23. Nc5 *", + "Moves": "e6e1 h1e1 e8e1", + "MovesSAN": "Re1+ Rxe1 Rxe1#", + "Themes": "mate mateIn2 middlegame queensideAttack short" + }, + { + "FEN": "3R1r1k/2p3p1/p1p1Q2p/2q1P3/8/2P5/P4PPP/4R1K1 b - - 0 22", + "PGN": "1. d4 d5 2. c4 dxc4 3. e4 e6 4. Nc3 Nc6 5. Nf3 Bb4 6. Bd2 Bxc3 7. Bxc3 Nf6 8. e5 Nd5 9. Bxc4 Nxc3 10. bxc3 O-O 11. O-O a6 12. Qc2 h6 13. Rad1 Qe7 14. Rfe1 Bd7 15. d5 exd5 16. Bxd5 Be6 17. Bxc6 bxc6 18. Nd4 Qc5 19. Nxe6 fxe6 20. Qg6 Rad8 21. Qxe6+ Kh8 22. Rxd8 *", + "Moves": "c5f2 g1h1 f2e1", + "MovesSAN": "Qxf2+ Kh1 Qxe1#", + "Themes": "backRankMate endgame fork mate mateIn2 short" + }, + { + "FEN": "rn3rk1/5pqp/b2pp1p1/2p4P/p3P3/P2P4/B1PQ1PP1/2KR2NR b - - 0 20", + "PGN": "1. e4 g6 2. Nc3 Bg7 3. Bc4 d6 4. d3 Nf6 5. Be3 O-O 6. Qd2 a5 7. a3 c6 8. h3 b5 9. Ba2 c5 10. O-O-O b4 11. Nd5 Nxd5 12. Bxd5 Ra6 13. Bh6 e6 14. Bb3 a4 15. Bc4 Ra8 16. h4 Ba6 17. Ba2 Qf6 18. Bxg7 Qxg7 19. h5 bxa3 20. bxa3 *", + "Moves": "g7a1 a2b1 a1a3", + "MovesSAN": "Qa1+ Bb1 Qxa3#", + "Themes": "fork mate mateIn2 middlegame short" + }, + { + "FEN": "6k1/prp2ppp/4p3/1qP5/1P4P1/P2QpP2/4r2P/5RK1 w - - 2 25", + "PGN": "1. d4 d5 2. e3 Bf5 3. c4 Nf6 4. c5 Nc6 5. Nf3 e6 6. Bb5 Be7 7. Nc3 O-O 8. Bxc6 bxc6 9. Ne5 Qe8 10. O-O Rb8 11. a3 Nd7 12. Nxc6 Rb7 13. b4 Nxc5 14. dxc5 Qxc6 15. g4 Bg6 16. f3 Bf6 17. Bb2 Rd8 18. Rb1 d4 19. Ne2 dxe3 20. Qc1 Bxb1 21. Qxb1 Bxb2 22. Qxb2 Rd2 23. Qb1 Rxe2 24. Qd3 Qb5 *", + "Moves": "d3d8 b5e8 d8e8", + "MovesSAN": "Qd8+ Qe8 Qxe8#", + "Themes": "endgame kingsideAttack mate mateIn2 short" + }, + { + "FEN": "2r2k2/1R6/p2q3p/6p1/4Q3/7P/PP3PP1/6K1 b - - 0 34", + "PGN": "1. e4 c5 2. Nf3 e6 3. c3 Nf6 4. e5 Nd5 5. d4 cxd4 6. Bc4 Nb6 7. Bb3 d5 8. cxd4 Be7 9. O-O O-O 10. Nc3 Nc6 11. Be3 Nd7 12. Rc1 f6 13. exf6 Nxf6 14. Re1 Bd6 15. h3 a6 16. Bg5 Be7 17. Ne5 Nxe5 18. dxe5 Nd7 19. Bxe7 Qxe7 20. Re3 Qg5 21. Nxd5 Nxe5 22. Ne7+ Qxe7 23. Rxe5 Qf6 24. Qe2 Re8 25. Rc7 Kh8 26. Qe3 h6 27. Bc2 Re7 28. Qe4 g5 29. Rxe7 Qxe7 30. Bb3 Kg7 31. Bxe6 Qd6 32. Bxc8 Rxc8 33. Re7+ Kf8 34. Rxb7 *", + "Moves": "c8c1 e4e1 c1e1", + "MovesSAN": "Rc1+ Qe1 Rxe1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "2k3r1/ppp1qp2/3b4/1P1p1p1p/P2P1P1P/3Q4/2P1N3/4R1RK b - - 0 27", + "PGN": "1. e4 e6 2. Nf3 d5 3. exd5 exd5 4. Be2 Nc6 5. O-O Bd6 6. d3 Nf6 7. Bg5 Be6 8. Nc3 Qd7 9. a3 O-O-O 10. b4 h6 11. Bxf6 gxf6 12. b5 Ne5 13. d4 Nc4 14. a4 h5 15. Nd2 Nxd2 16. Qxd2 Rdg8 17. Kh1 Rg5 18. h4 Rg7 19. g3 Bg4 20. Rg1 Bb4 21. Bxg4 Rxg4 22. Qd3 f5 23. Ne2 Bd6 24. Raf1 Rhg8 25. f4 Qe7 26. Re1 Rxh4+ 27. gxh4 *", + "Moves": "e7h4 d3h3 h4h3", + "MovesSAN": "Qxh4+ Qh3 Qxh3#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "3rkb1r/4pppp/Q1p5/3q4/5n2/2P2P2/PP1N1P1P/R1B2RK1 b k - 2 14", + "PGN": "1. e4 c5 2. c3 d5 3. d4 Nf6 4. exd5 Qxd5 5. Nf3 Bg4 6. Bb5+ Nc6 7. Nbd2 a6 8. Bxc6+ bxc6 9. Qa4 cxd4 10. Qxd4 Rd8 11. Qb6 Bxf3 12. gxf3 Nh5 13. Qxa6 Nf4 14. O-O *", + "Moves": "d5g5 g1h1 g5g2", + "MovesSAN": "Qg5+ Kh1 Qg2#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "1r4k1/prb1Bp2/4p1p1/6Rp/2PPN3/7P/P4PP1/R5K1 b - - 0 25", + "PGN": "1. e4 d5 2. c3 dxe4 3. Qa4+ c6 4. Qxe4 Nf6 5. Qc4 b5 6. Qd3 Qxd3 7. Bxd3 e6 8. Nf3 Bd6 9. O-O O-O 10. b4 c5 11. bxc5 Bxc5 12. Bxb5 Bd7 13. Bxd7 Nbxd7 14. d4 Bb6 15. Ba3 Rfc8 16. h3 h5 17. Re1 g6 18. Ne5 Nxe5 19. Rxe5 Bc7 20. Rg5 Rab8 21. Bc5 Rb5 22. c4 Rb7 23. Be7 Rcb8 24. Nd2 Ne4 25. Nxe4 *", + "Moves": "b7b1 a1b1 b8b1", + "MovesSAN": "Rb1+ Rxb1 Rxb1#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "4rk1r/pp2qpp1/8/7p/Q2P1BP1/2b5/PP3PP1/R4K1R b - - 0 16", + "PGN": "1. e4 d5 2. exd5 c6 3. d4 Nf6 4. Nf3 Bg4 5. dxc6 Nxc6 6. c3 e5 7. Be2 exd4 8. Nxd4 Nxd4 9. Bxg4 Nxg4 10. cxd4 Bb4+ 11. Nc3 Qe7+ 12. Kf1 h5 13. Qa4+ Kf8 14. h3 Re8 15. Bf4 Bxc3 16. hxg4 *", + "Moves": "e7e1 a1e1 e8e1", + "MovesSAN": "Qe1+ Rxe1 Rxe1#", + "Themes": "mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "8/3Rppkp/2p2bp1/7P/P3p1P1/1P2B3/2P1KPn1/q7 w - - 5 38", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Bd7 5. Bb5 Nc6 6. Nxc6 bxc6 7. Ba4 Qa5+ 8. Qd2 Qxa4 9. Nc3 Qa5 10. O-O g6 11. b3 Bg7 12. Bb2 Nf6 13. Rab1 O-O 14. e5 dxe5 15. Qxd7 Nxd7 16. Ne4 Nf6 17. Bc3 Qc7 18. Nc5 Nd7 19. Ne4 Nf6 20. Nc5 Rab8 21. a4 Nh5 22. Na6 Qc8 23. Nxb8 Qxb8 24. Rbd1 e4 25. Bd2 Be5 26. g3 Rd8 27. Be3 Rxd1 28. Rxd1 Kg7 29. Rd7 Bf6 30. g4 Nf4 31. Bxa7 Qe5 32. Be3 Nh3+ 33. Kg2 Ng5 34. h4 Nf3 35. h5 Nh4+ 36. Kf1 Qa1+ 37. Ke2 Ng2 *", + "Moves": "h5h6 g7h8 d7d8", + "MovesSAN": "h6+ Kh8 Rd8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r2k1r2/1p2b1Q1/p5p1/3P1B2/4Rq2/8/PP3PPP/2R3K1 b - - 4 26", + "PGN": "1. Nf3 d5 2. e3 Nf6 3. d4 e6 4. c4 Nbd7 5. Nc3 dxc4 6. Bxc4 c5 7. O-O cxd4 8. exd4 a6 9. Bg5 Be7 10. Re1 Nb6 11. Bb3 Bd7 12. Qe2 Bc6 13. Rad1 Nbd5 14. Bxf6 Bxf6 15. Ne4 Be7 16. Ne5 Nf4 17. Qg4 Bxe4 18. Qxg7 Rf8 19. Rxe4 Ng6 20. Qxh7 Rh8 21. Qg7 Rf8 22. Nxg6 fxg6 23. Bxe6 Qd6 24. d5 Kd8 25. Rc1 Qf4 26. Bf5 *", + "Moves": "f4c1 e4e1 c1e1", + "MovesSAN": "Qxc1+ Re1 Qxe1#", + "Themes": "hangingPiece mate mateIn2 middlegame short" + }, + { + "FEN": "2rqkb1r/p2bpppp/1p6/nB1p4/Q2P1B2/4P3/PP3PPP/2R1K1NR w Kk - 7 12", + "PGN": "1. d4 d5 2. Bf4 Bg4 3. c4 c6 4. Nc3 Nf6 5. Qb3 b6 6. cxd5 Nxd5 7. Nxd5 cxd5 8. e3 Nc6 9. Bb5 Rc8 10. Qa4 Bd7 11. Rc1 Na5 *", + "Moves": "b5d7 d8d7 c1c8", + "MovesSAN": "Bxd7+ Qxd7 Rxc8#", + "Themes": "fork mate mateIn2 opening pin short" + }, + { + "FEN": "8/6R1/1p1R4/8/7P/P3kp2/1r6/5K2 b - - 3 41", + "PGN": "1. e4 d5 2. e5 Nc6 3. d4 Bf5 4. Bd3 Bxd3 5. Qxd3 f6 6. Nf3 e6 7. O-O Nh6 8. Bxh6 gxh6 9. c4 f5 10. cxd5 Qxd5 11. Nc3 Qa5 12. Qc4 Nd8 13. d5 exd5 14. Nxd5 Qc5 15. Qxc5 Bxc5 16. Nxc7+ Kf7 17. Nxa8 Ne6 18. Nc7 Nxc7 19. e6+ Nxe6 20. Rac1 Rd8 21. Ne5+ Kf6 22. Nf3 b6 23. a3 Nf4 24. Rfe1 Nd3 25. Red1 Bxf2+ 26. Kf1 Be3 27. Rc3 Re8 28. Rcxd3 Bf4 29. g3 Bc7 30. Rd7 Be5 31. Nxe5 Rxe5 32. R7d6+ Kg5 33. h4+ Kg4 34. Rxh6 Kxg3 35. Rxh7 f4 36. Rxa7 f3 37. Rg7+ Kf4 38. Kf2 Re2+ 39. Kf1 Rxb2 40. Rd4+ Ke3 41. Rd6 *", + "Moves": "b2b1 d6d1 b1d1", + "MovesSAN": "Rb1+ Rd1 Rxd1#", + "Themes": "endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "r1b1Rrk1/pp3pp1/2p2q1p/3p4/2B1Q3/2P5/PPP2PPP/4R1K1 w - - 0 16", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Bc4 Nxe4 4. Nc3 Nxc3 5. dxc3 h6 6. O-O Bd6 7. Qd5 Qe7 8. Re1 Nc6 9. Bf4 O-O 10. Nxe5 Nxe5 11. Bxe5 Bxe5 12. Rxe5 Qf6 13. Rae1 d6 14. Re8 c6 15. Qe4 d5 *", + "Moves": "e8f8 g8f8 e4e8", + "MovesSAN": "Rxf8+ Kxf8 Qe8#", + "Themes": "attraction kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "1r4k1/p4N1p/1r3p2/3B4/n1P5/5PP1/KP1RR2P/8 b - - 4 30", + "PGN": "1. f3 e5 2. e4 Nc6 3. Bc4 Nf6 4. Ne2 Bc5 5. Nbc3 d6 6. d3 O-O 7. Bg5 Be6 8. Nd5 Bxd5 9. Bxd5 Nb4 10. Bb3 c6 11. Qd2 d5 12. c3 Na6 13. exd5 cxd5 14. Bxf6 Qxf6 15. Bxd5 Qe7 16. O-O-O Rac8 17. Kb1 b5 18. d4 exd4 19. Nxd4 b4 20. Rhe1 Qf6 21. c4 Bd6 22. g3 Nc5 23. Nb5 b3 24. Nxd6 bxa2+ 25. Kxa2 Rb8 26. Qd4 Rb6 27. Qxf6 gxf6 28. Nxf7 Rfb8 29. Re2 Na4 30. Rdd2 *", + "Moves": "a4c3 b2c3 b6a6", + "MovesSAN": "Nc3+ bxc3 Ra6#", + "Themes": "mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "5rk1/ppp2r1p/3b2pQ/3P2B1/4P3/7P/P5P1/2R2R1K b - - 0 25", + "PGN": "1. d4 d5 2. Bf4 Nc6 3. e3 Nf6 4. c4 e6 5. Nc3 Bb4 6. Nf3 O-O 7. Bd3 Ne4 8. Rc1 Qe7 9. O-O Nxc3 10. bxc3 Bd6 11. Ne5 Nxe5 12. dxe5 Bc5 13. cxd5 exd5 14. Qh5 g6 15. Qh6 f5 16. exf6 Qxf6 17. Bg5 Qf7 18. c4 Bf5 19. Bxf5 Qxf5 20. cxd5 Bd6 21. Rfd1 Qxf2+ 22. Kh1 Rf7 23. e4 Raf8 24. h3 Qf1+ 25. Rxf1 *", + "Moves": "f7f1 c1f1 f8f1", + "MovesSAN": "Rxf1+ Rxf1 Rxf1#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "7k/p3q2p/1pp2p1P/3p1Qp1/1P1P4/P1Pn4/2K2P2/8 w - - 0 41", + "PGN": "1. d4 d6 2. Nf3 Nf6 3. Nc3 g6 4. Bg5 Bg7 5. Qd2 O-O 6. Bh6 e6 7. Bxg7 Kxg7 8. e3 Kg8 9. Bd3 d5 10. h4 Nh5 11. g4 Ng7 12. h5 g5 13. h6 Ne8 14. e4 f6 15. exd5 exd5 16. O-O-O Bxg4 17. Be2 Bxf3 18. Bxf3 c6 19. Rdg1 Nd6 20. Rh5 Nf7 21. Qf4 Kh8 22. Qf5 Nd7 23. Be2 Qe7 24. Bd3 Nd6 25. Qf3 Rg8 26. Rhh1 Raf8 27. Re1 Qf7 28. Re2 Re8 29. Rhe1 Rxe2 30. Rxe2 Re8 31. Rxe8+ Qxe8 32. Kd2 Qe7 33. Ne2 Qe6 34. Ng3 Qe7 35. Nf5 Nxf5 36. Qxf5 b6 37. a3 Nf8 38. b4 Ng6 39. c3 Nf4 40. Kc2 Nxd3 *", + "Moves": "f5c8 e7d8 c8d8", + "MovesSAN": "Qc8+ Qd8 Qxd8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r4r1k/pb3Bb1/1p2p3/2p1q1N1/3n3P/1P6/P1PP1P2/1R1Q1KR1 w - - 1 21", + "PGN": "1. e4 c5 2. Bc4 g6 3. Nc3 Bg7 4. Nf3 Nc6 5. b3 Nf6 6. Bb2 O-O 7. Nd5 e6 8. Nxf6+ Bxf6 9. e5 Bg7 10. h4 h5 11. Ng5 d5 12. exd6 Bxb2 13. Rb1 Bg7 14. g4 Qxd6 15. gxh5 Qe5+ 16. Be2 gxh5 17. Rg1 Nd4 18. Kf1 Kh8 19. Bxh5 b6 20. Bxf7 Bb7 *", + "Moves": "d1h5 g7h6 h5h6", + "MovesSAN": "Qh5+ Bh6 Qxh6#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "r1q2rk1/1b1n3p/p3p1p1/8/2B1n1Q1/1P2P3/PB3PPP/RN4K1 w - - 0 18", + "PGN": "1. d4 d5 2. c4 dxc4 3. e3 e6 4. Bxc4 Nf6 5. Nf3 b6 6. O-O Bb7 7. b3 c5 8. Bb2 cxd4 9. Nxd4 Be7 10. Nb5 O-O 11. Qe2 a6 12. Rd1 Qc8 13. Nd6 Bxd6 14. Rxd6 Ne4 15. Rxb6 Nd7 16. Qg4 g6 17. Rxe6 fxe6 *", + "Moves": "g4e6 f8f7 e6f7", + "MovesSAN": "Qxe6+ Rf7 Qxf7#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "2kr4/pppq2p1/7p/6b1/2B1Qn2/5P2/PPP2P1P/1K1N2R1 b - - 8 20", + "PGN": "1. e4 d5 2. e5 Nc6 3. Nf3 Bg4 4. d4 Bxf3 5. gxf3 f6 6. exf6 Nxf6 7. Nc3 e5 8. dxe5 Nxe5 9. Bf4 Ng6 10. Qe2+ Be7 11. Bg5 Rf8 12. O-O-O h6 13. Bxf6 Rxf6 14. Nxd5 Rd6 15. Nc3 Rxd1+ 16. Nxd1 Qd7 17. Rg1 Nf4 18. Qe4 O-O-O 19. Bc4 Bg5 20. Kb1 *", + "Moves": "d7d1 g1d1 d8d1", + "MovesSAN": "Qxd1+ Rxd1 Rxd1#", + "Themes": "backRankMate mate mateIn2 middlegame short" + }, + { + "FEN": "2Q2rk1/1p4pp/p7/b1P1p2r/P3N2q/3PBn2/5PQP/R4R1K b - - 0 27", + "PGN": "1. e4 e5 2. Nf3 Bc5 3. Nc3 d6 4. Bc4 Nc6 5. Nd5 Nge7 6. d3 O-O 7. Nd2 Be6 8. O-O Bxd5 9. Bxd5 Nxd5 10. exd5 Ne7 11. c4 f5 12. Kh1 f4 13. Ne4 Bb6 14. b4 a6 15. a4 f3 16. gxf3 Nf5 17. Rg1 Qh4 18. Qe2 Nd4 19. Qf1 Rxf3 20. Qg2 Rf7 21. Be3 Nf3 22. Rgf1 Raf8 23. c5 dxc5 24. bxc5 Ba5 25. d6 Rf5 26. dxc7 Rh5 27. c8=Q *", + "Moves": "h4h2 g2h2 h5h2", + "MovesSAN": "Qxh2+ Qxh2 Rxh2#", + "Themes": "arabianMate kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "8/PRp2k2/2P2p1p/1B1b1P2/4p3/3p4/3q3P/5K2 w - - 0 47", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 Nf6 4. Nc3 Bb4 5. d5 Ne7 6. Bd3 Ng6 7. Bd2 a6 8. a3 Bc5 9. b4 Ba7 10. Ne2 d6 11. c4 O-O 12. O-O h6 13. Ng3 Bg4 14. Be3 Nh4 15. Be2 Nxf3+ 16. Bxf3 Bd7 17. Bxa7 Rxa7 18. c5 Qe7 19. Rc1 Raa8 20. c6 bxc6 21. dxc6 Be6 22. Be2 g6 23. Qd2 Kg7 24. a4 d5 25. f3 d4 26. b5 axb5 27. Bxb5 Ne8 28. a5 Qa3 29. a6 Nd6 30. Bd3 Rfb8 31. f4 Rb2 32. Rc2 Rxc2 33. Qxc2 f6 34. f5 gxf5 35. Nxf5+ Nxf5 36. exf5 Bd5 37. Rb1 Kf7 38. Rb7 Qd6 39. Bb5 Rg8 40. g3 e4 41. a7 d3 42. Qc1 Rxg3+ 43. Kf1 Rf3+ 44. Ke1 Qb4+ 45. Qd2 Rf1+ 46. Kxf1 Qxd2 *", + "Moves": "b7c7 f7g8 a7a8q", + "MovesSAN": "Rxc7+ Kg8 a8=Q#", + "Themes": "advancedPawn endgame mate mateIn2 promotion short" + }, + { + "FEN": "2r3k1/p1r3pq/4pp2/7Q/8/P7/1PPR2P1/K2R4 w - - 5 31", + "PGN": "1. e4 e6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nd7 5. Bd3 Ngf6 6. Qe2 Be7 7. Nf3 b6 8. Neg5 O-O 9. Ne5 h6 10. h4 Bb7 11. f4 c5 12. Be3 cxd4 13. Bxd4 Nc5 14. Bxc5 bxc5 15. O-O-O Qa5 16. Bc4 Bd5 17. Rhe1 hxg5 18. hxg5 Bxc4 19. Qxc4 Nd5 20. Nc6 Qc7 21. Qxd5 Qxf4+ 22. Kb1 Bxg5 23. Qxc5 Rac8 24. Rh1 Qc7 25. Qxg5 Qxc6 26. Rd2 Qe4 27. Qh5 f6 28. a3 Rc7 29. Ka1 Rfc8 30. Rhd1 Qh7 *", + "Moves": "d2d8 c8d8 d1d8", + "MovesSAN": "Rd8+ Rxd8 Rxd8#", + "Themes": "endgame master mate mateIn2 short" + }, + { + "FEN": "3Q3R/3b1kpp/3Bpp2/4P3/4qP2/1P6/3p2PP/R6K b - - 1 27", + "PGN": "1. e4 e6 2. f4 d5 3. e5 c5 4. Nf3 Nc6 5. Bb5 a6 6. Bxc6+ bxc6 7. d4 cxd4 8. Nxd4 c5 9. Nf3 Qb6 10. O-O c4+ 11. Kh1 Bc5 12. b3 cxb3 13. axb3 Ne7 14. Nc3 Nf5 15. Na4 Qc6 16. Nxc5 Qxc5 17. Ba3 Qc6 18. Nd4 Nxd4 19. Qxd4 Bd7 20. Bd6 Qxc2 21. Rfc1 Qe4 22. Qb6 d4 23. Rxa6 d3 24. Rca1 f6 25. Rxa8+ Kf7 26. Rxh8 d2 27. Qd8 *", + "Moves": "e4e1 a1e1 d2e1q", + "MovesSAN": "Qe1+ Rxe1 dxe1=Q#", + "Themes": "advancedPawn backRankMate endgame mate mateIn2 promotion short" + }, + { + "FEN": "8/6kp/3r1Np1/1p1Pp1P1/3qr2P/P4RK1/8/5R2 w - - 1 44", + "PGN": "1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. cxd5 cxd5 5. Nc3 Nc6 6. Bg5 e6 7. e3 Be7 8. Bd3 O-O 9. Qe2 a6 10. a3 b5 11. Rc1 Bb7 12. Nd2 Rc8 13. Bxf6 Bxf6 14. O-O Ne7 15. f3 Ng6 16. Nb3 Re8 17. e4 dxe4 18. fxe4 Bg5 19. Rcd1 e5 20. Qf2 Bf6 21. d5 Nf4 22. g3 Nxd3 23. Rxd3 Re7 24. Rfd1 Rd7 25. g4 Be7 26. Qf5 f6 27. Rh3 g6 28. Qf2 a5 29. Nxa5 Bc5 30. Nxb7 Bxf2+ 31. Kxf2 Rxb7 32. Rdd3 Qb6+ 33. Kg2 Rd7 34. Rhf3 Rc4 35. Rf1 Rd6 36. Rdf3 Rd4 37. g5 Kg7 38. h4 Rd2+ 39. Kg3 Rxb2 40. Nd1 Rd2 41. Nf2 Rd4 42. Ng4 Rxe4 43. Nxf6 Qd4 *", + "Moves": "f6e8 g7h8 f3f8", + "MovesSAN": "Ne8+ Kh8 Rf8#", + "Themes": "endgame fork mate mateIn2 short" + }, + { + "FEN": "1k1r3r/pp3ppp/2p1qn2/N1Q1p3/4P3/P7/1P2RPPP/R1B3K1 b - - 0 18", + "PGN": "1. e4 e5 2. d4 exd4 3. c3 dxc3 4. Bc4 Qe7 5. Nxc3 Nc6 6. a3 d6 7. Nf3 Bg4 8. O-O O-O-O 9. Re1 Ne5 10. Nd5 Qe8 11. Be2 c6 12. Nxe5 Bxe2 13. Rxe2 dxe5 14. Qc2 Kb8 15. Ne3 Nf6 16. Nc4 Bc5 17. Na5 Qe6 18. Qxc5 *", + "Moves": "d8d1 e2e1 d1e1", + "MovesSAN": "Rd1+ Re1 Rxe1#", + "Themes": "backRankMate mate mateIn2 middlegame short" + }, + { + "FEN": "r1b2rk1/pp2bppp/2p5/q3p3/4N3/3B3Q/P1P2PPP/R3R1K1 w - - 0 17", + "PGN": "1. e4 d6 2. d4 Nf6 3. Nc3 c6 4. Bg5 Nbd7 5. Nf3 Qa5 6. Bxf6 Nxf6 7. e5 Ne4 8. Nd2 Nxc3 9. bxc3 dxe5 10. dxe5 Qxc3 11. Bd3 e6 12. O-O Qxe5 13. Re1 Qa5 14. Qf3 Be7 15. Ne4 O-O 16. Qh3 e5 *", + "Moves": "e4f6 g7f6 h3h7", + "MovesSAN": "Nf6+ gxf6 Qxh7#", + "Themes": "kingsideAttack mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "8/8/2R4p/1p2Pkp1/1P3P2/6PK/1r5P/8 b - - 1 36", + "PGN": "1. e4 e5 2. d4 exd4 3. c3 Nc6 4. Nf3 d6 5. Bc4 Nf6 6. O-O Be7 7. Bxf7+ Kxf7 8. Qb3+ Kf8 9. cxd4 h6 10. e5 dxe5 11. dxe5 Nd5 12. Nc3 Be6 13. Rd1 Ncb4 14. a3 c6 15. axb4 Qc8 16. Nd4 Nc7 17. Nxe6+ Qxe6 18. Qc2 Kf7 19. Bf4 Rhf8 20. Qh7 Qg6 21. Qxg6+ Kxg6 22. Rd7 Rxf4 23. Rxe7 Nb5 24. Rd1 Rf7 25. Rdd7 Rxe7 26. Rxe7 Nxc3 27. bxc3 b6 28. f4 b5 29. Rc7 Kf5 30. g3 a5 31. Rxc6 axb4 32. cxb4 Ra1+ 33. Kg2 Ra2+ 34. Kh3 Rb2 35. Rc7 g5 36. Rc6 *", + "Moves": "g5g4 h3h4 b2h2", + "MovesSAN": "g4+ Kh4 Rxh2#", + "Themes": "deflection endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "5rk1/ppp3pp/3p4/3PP3/2PnN3/8/PP4PP/5RK1 b - - 0 22", + "PGN": "1. e4 Nc6 2. d4 e5 3. d5 Nce7 4. c4 d6 5. Nc3 f5 6. Bd3 Nf6 7. exf5 Bxf5 8. Bxf5 Nxf5 9. Qd3 Qd7 10. Ne4 Nxe4 11. Qxe4 Nd4 12. Nf3 Qf5 13. Qxf5 Nxf5 14. O-O Be7 15. Bg5 O-O 16. Bxe7 Nxe7 17. Rae1 Rf4 18. Nd2 Nf5 19. Re4 Rxe4 20. Nxe4 Nd4 21. f4 Rf8 22. fxe5 *", + "Moves": "d4e2 g1h1 f8f1", + "MovesSAN": "Ne2+ Kh1 Rxf1#", + "Themes": "backRankMate deflection endgame mate mateIn2 short" + }, + { + "FEN": "5r1k/pp5p/2p5/q3p3/8/PQ4R1/5RPP/6K1 b - - 0 30", + "PGN": "1. e4 e5 2. d4 exd4 3. c3 dxc3 4. Bc4 cxb2 5. Bxb2 Nf6 6. Nf3 Bb4+ 7. Nbd2 O-O 8. O-O d5 9. exd5 Nxd5 10. Ne4 c6 11. a3 Be7 12. Re1 Nf4 13. Qb3 Be6 14. Rad1 Qc7 15. Qc3 Nh5 16. Ng3 Bf6 17. Qc2 Bg4 18. Nxh5 Bxh5 19. Bxf6 gxf6 20. Bd3 Bg6 21. Nh4 Nd7 22. Bxg6 fxg6 23. Nxg6 Ne5 24. Nxe5 fxe5 25. Re3 Rf7 26. Qb3 Rf8 27. Rg3+ Kh8 28. Rd2 Qa5 29. Re2 Rxf2 30. Rxf2 *", + "Moves": "a5e1 f2f1 f8f1", + "MovesSAN": "Qe1+ Rf1 Rxf1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "1R6/5kpp/5p2/1p6/r2P1B2/8/5PPP/6K1 b - - 2 32", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. Nxe5 Nxe5 5. d4 c6 6. Ba4 Bb4+ 7. c3 Bxc3+ 8. bxc3 Nc4 9. Bb3 Nd6 10. Bf4 Nxe4 11. Qe2 Qe7 12. O-O Ngf6 13. Re1 d5 14. Nd2 O-O 15. Nxe4 dxe4 16. Be5 Ne8 17. Qxe4 Qg5 18. Bf4 Qg6 19. Qxe8 Bh3 20. Qe4 Qxe4 21. Rxe4 Be6 22. Rae1 Bxb3 23. axb3 a5 24. c4 a4 25. bxa4 Rxa4 26. Rc1 b5 27. cxb5 cxb5 28. Rb1 Rc8 29. Rbe1 f6 30. Re8+ Rxe8 31. Rxe8+ Kf7 32. Rb8 *", + "Moves": "a4a1 f4c1 a1c1", + "MovesSAN": "Ra1+ Bc1 Rxc1#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "7k/3R3p/1r1p2p1/3B2P1/3n3P/8/8/6K1 w - - 3 40", + "PGN": "1. d4 Nf6 2. c4 c5 3. dxc5 g6 4. Nc3 Bg7 5. e4 O-O 6. Be3 Qa5 7. f3 b6 8. cxb6 axb6 9. Qd2 d6 10. Nge2 Nfd7 11. Nd4 Bb7 12. Be2 Nc6 13. O-O Rfc8 14. Rfd1 Nce5 15. b3 Nc5 16. Rac1 Ne6 17. Nd5 Qxd2 18. Rxd2 Bxd5 19. exd5 Nxd4 20. Rxd4 Rxa2 21. Rd2 Rxd2 22. Bxd2 Nd7 23. Bc3 b5 24. Bxg7 Kxg7 25. Ra1 bxc4 26. bxc4 Nb6 27. Ra7 Kf6 28. f4 Nxc4 29. g4 Ne3 30. g5+ Kg7 31. Rxe7 Nxd5 32. Rd7 Nxf4 33. Ba6 Rc6 34. Bb7 Rb6 35. Bf3 Ne6 36. h4 Nd4 37. Bd5 Rb5 38. Bxf7 Rb6 39. Bd5+ Kh8 *", + "Moves": "d7d8 h8g7 d8g8", + "MovesSAN": "Rd8+ Kg7 Rg8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "8/ppp3k1/5pp1/8/8/1BN2R2/PPP2qPP/7K b - - 1 28", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 h6 4. Nc3 Nf6 5. d4 Bd6 6. dxe5 Bxe5 7. Nxe5 Nxe5 8. Bb3 O-O 9. O-O d6 10. f4 Bg4 11. Qd4 Ned7 12. e5 dxe5 13. fxe5 Nh5 14. Qxg4 g6 15. Bxh6 Nxe5 16. Qb4 Ng7 17. Bxg7 Kxg7 18. Rad1 Qg5 19. Qd4 Rad8 20. Qxd8 Rxd8 21. Rxd8 Kh6 22. Rd5 f6 23. Rd8 Qe3+ 24. Kh1 Ng4 25. Rh8+ Kg7 26. Rh3 Nf2+ 27. Rxf2 Qxf2 28. Rf3 *", + "Moves": "f2e1 f3f1 e1f1", + "MovesSAN": "Qe1+ Rf1 Qxf1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "8/p7/8/R3p1k1/1P2P1N1/P5KP/6P1/1r4b1 b - - 6 43", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. O-O Be7 5. d4 d6 6. dxe5 dxe5 7. Qxd8+ Bxd8 8. Nc3 O-O 9. Bg5 h6 10. Bxf6 Bxf6 11. Nd5 Bd8 12. Bb5 Bd7 13. c4 f6 14. Rfd1 Be8 15. Nh4 Nd4 16. Bxe8 Rxe8 17. b3 c6 18. Ne3 Ba5 19. Nhf5 Nxf5 20. Nxf5 Red8 21. h3 Kf7 22. Nd6+ Ke7 23. Nxb7 Rxd1+ 24. Rxd1 Bb4 25. c5 Rb8 26. Nd6 Bxc5 27. Nf5+ Kf7 28. Rd7+ Ke6 29. Rxg7 Rd8 30. Rc7 Rd1+ 31. Kh2 Bxf2 32. Rxc6+ Kf7 33. Nxh6+ Kg6 34. Ng4 Bd4 35. Nxf6 Kg5 36. Ng4 Ra1 37. Ra6 Bg1+ 38. Kg3 Bd4 39. b4 Rb1 40. a3 Rb3+ 41. Kh2 Rb1 42. Ra5 Bg1+ 43. Kg3 *", + "Moves": "b1b3 g4e3 b3e3", + "MovesSAN": "Rb3+ Ne3 Rxe3#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "4r1k1/p4p2/1p4p1/n2r2Pn/8/KP6/1B6/4R3 w - - 0 38", + "PGN": "1. d4 Nf6 2. Bf4 d6 3. Nf3 g6 4. e3 Bg7 5. Bd3 O-O 6. c3 c5 7. Nbd2 Nbd7 8. c4 Nb6 9. b3 Bg4 10. h3 Be6 11. g4 h5 12. Qc2 Kh7 13. gxh5 Nxh5 14. O-O-O Bf6 15. Bg5 Rg8 16. h4 Rc8 17. Ne4 cxd4 18. exd4 d5 19. Nxf6+ exf6 20. Bd2 dxc4 21. bxc4 Bxc4 22. Kb1 Bxd3 23. Qxd3 Nc4 24. Bc1 Qb6+ 25. Ka1 Rgd8 26. Ng5+ fxg5 27. hxg5 Kg7 28. Qb3 Qxb3 29. axb3 Na5 30. Ka2 Rc2+ 31. Ka3 b6 32. Rd3 Rxf2 33. Bb2 Rf4 34. d5+ Kg8 35. Re3 Rf5 36. Rhe1 Rfxd5 37. Re8+ Rxe8 *", + "Moves": "e1e8 g8h7 e8h8", + "MovesSAN": "Rxe8+ Kh7 Rh8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "5rk1/p4rb1/1p2N2p/3pP3/6P1/1P1BP1n1/P2P4/1RB1K3 b - - 2 27", + "PGN": "1. c4 Nf6 2. e3 g6 3. Nf3 Bg7 4. Ng5 O-O 5. h4 d6 6. h5 Nxh5 7. Rxh5 gxh5 8. Qxh5 h6 9. Nc3 Be6 10. Nce4 Nd7 11. Nxe6 fxe6 12. g3 d5 13. cxd5 exd5 14. Nc5 Nf6 15. Qg6 Qd6 16. Nb3 c5 17. Bd3 Ne4 18. Qxd6 Nxd6 19. Nxc5 b6 20. Ne6 Rf6 21. Nc7 Raf8 22. f4 e6 23. Rb1 Ne4 24. g4 Ng3 25. b3 e5 26. fxe5 R6f7 27. Ne6 *", + "Moves": "f7f1 d3f1 f8f1", + "MovesSAN": "Rf1+ Bxf1 Rxf1#", + "Themes": "mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "8/2R5/6pk/p7/1p4PP/r1P4K/8/8 w - - 0 48", + "PGN": "1. e4 c5 2. c3 Nc6 3. d4 cxd4 4. cxd4 e5 5. d5 Nd4 6. Nf3 Nxf3+ 7. Qxf3 d6 8. Nc3 a6 9. Bd3 Nf6 10. O-O Be7 11. Qe2 O-O 12. f4 Bg4 13. Qf2 exf4 14. Bxf4 Bh5 15. Rae1 Bg6 16. e5 dxe5 17. Bxg6 exf4 18. Bxh7+ Nxh7 19. Qxf4 Bf6 20. Qf3 Qb6+ 21. Kh1 Bxc3 22. bxc3 Rac8 23. Re7 Nf6 24. Qg3 Rfe8 25. d6 Rxe7 26. dxe7 Re8 27. Re1 Nd5 28. Qg5 Rxe7 29. Rd1 Nf6 30. h4 Qe3 31. Rd8+ Kh7 32. Qf5+ g6 33. Qxf6 Qe1+ 34. Kh2 Qe5+ 35. Qxe5 Rxe5 36. Rd7 Rb5 37. Rxf7+ Kh6 38. Rf2 Kh5 39. g3 Rc5 40. Rf3 b5 41. Kh3 Rc4 42. Rf7 Kh6 43. Rf3 Ra4 44. Rd3 Rxa2 45. Rd7 Ra3 46. Rc7 a5 47. g4 b4 *", + "Moves": "g4g5 h6h5 c7h7", + "MovesSAN": "g5+ Kh5 Rh7#", + "Themes": "endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "r7/1pp2p1k/3p2p1/pP1n4/8/P7/1B3R2/1K6 w - - 0 39", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. Nc3 Nf6 5. d3 d6 6. a3 Be6 7. Nd5 Bxd5 8. exd5 Nd4 9. c3 Nxf3+ 10. Qxf3 O-O 11. b4 Bb6 12. Bb2 a5 13. b5 Re8 14. O-O-O h6 15. d4 exd4 16. cxd4 Nh7 17. h4 Nf6 18. g4 Qc8 19. g5 Ng4 20. gxh6 Nxh6 21. Rhg1 Qf5 22. Qg3 Qf6 23. Rd3 Nf5 24. Qg4 Qh6+ 25. Kb1 Nxh4 26. Rh3 Qg6+ 27. Qxg6 Nxg6 28. Bd3 Nf4 29. Bh7+ Kf8 30. Rf3 Nxd5 31. Rfg3 g6 32. Rf3 Kg7 33. Rh1 Rh8 34. Rfh3 Nf6 35. d5 Bxf2 36. Rf1 Rxh7 37. Rxh7+ Kxh7 38. Rxf2 Nxd5 *", + "Moves": "f2h2 h7g8 h2h8", + "MovesSAN": "Rh2+ Kg8 Rh8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "6rk/pp3Rb1/n2p2Bp/2pP4/2P3b1/P1q5/1P6/1K5R w - - 0 29", + "PGN": "1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. h3 c5 7. d5 e6 8. Bg5 h6 9. Be3 exd5 10. exd5 Re8 11. Qd2 Na6 12. O-O-O Kh7 13. g4 Ne4 14. Nxe4 Rxe4 15. Bd3 Re8 16. Rdg1 Nb4 17. Bb1 Qf6 18. a3 Na6 19. h4 Qxf3 20. h5 Rxe3 21. hxg6+ fxg6 22. fxe3 Bxg4 23. Rf1 Qe2 24. Rf7 Rb8 25. Qc3 Rg8 26. Bd3 Qxe3+ 27. Kb1 Kh8 28. Bxg6 Qxc3 *", + "Moves": "h1h6 g7h6 f7h7", + "MovesSAN": "Rxh6+ Bxh6 Rh7#", + "Themes": "master mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "8/pkp2r2/8/1PB1p1p1/1P3nP1/3P2K1/6P1/R7 b - - 0 33", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Nc3 Bc5 4. Bc4 h6 5. d3 d6 6. O-O Nge7 7. Ne2 Be6 8. Bb3 Qd7 9. c3 Bg4 10. Ng3 h5 11. h3 h4 12. hxg4 hxg3 13. Ng5 gxf2+ 14. Rxf2 Bxf2+ 15. Kxf2 f6 16. Be6 Qd8 17. Nf7 Qb8 18. Nxh8 b5 19. Qf3 Qb6+ 20. Be3 Nd4 21. Qh3 d5 22. Qh5+ g6 23. Qh7 Qxe6 24. cxd4 O-O-O 25. dxe5 fxe5 26. Nf7 Rf8 27. exd5 Qxf7+ 28. Qxf7 Rxf7+ 29. Kg3 Nxd5 30. Bc5 Kb7 31. b4 g5 32. a4 Nf4 33. axb5 *", + "Moves": "f4e2 g3h3 f7h7", + "MovesSAN": "Ne2+ Kh3 Rh7#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r2qkb1r/pp1b1ppp/2n1p3/2pp4/3P1B2/2P4P/PP1NP3/R2QKBNR b KQkq - 1 10", + "PGN": "1. d4 d5 2. Bf4 c5 3. c3 Nf6 4. f3 Bf5 5. g4 Nxg4 6. fxg4 Bxg4 7. Qa4+ Nc6 8. h3 Bd7 9. Qd1 e6 10. Nd2 *", + "Moves": "d8h4 f4g3 h4g3", + "MovesSAN": "Qh4+ Bg3 Qxg3#", + "Themes": "fork mate mateIn2 opening short" + }, + { + "FEN": "6r1/ppp3Bk/2np3P/3np3/8/2P2K2/PP1p4/R4B2 w - - 0 29", + "PGN": "1. e3 e5 2. d3 Nc6 3. c3 Nf6 4. e4 Bc5 5. h3 O-O 6. g4 d6 7. g5 Nd7 8. h4 Nb6 9. f4 h6 10. gxh6 g6 11. Qf3 Bxg1 12. Rxg1 Qxh4+ 13. Qf2 Qxf2+ 14. Kxf2 Kh7 15. f5 gxf5 16. Rg7+ Kh8 17. Bg5 f6 18. Be3 fxe4 19. dxe4 f5 20. Bg5 fxe4+ 21. Ke2 Bg4+ 22. Ke3 Rg8 23. Rxg8+ Rxg8 24. Bf6+ Kh7 25. Bg7 Bf3 26. Nd2 Nd5+ 27. Kf2 e3+ 28. Kxf3 exd2 *", + "Moves": "f1d3 e5e4 d3e4", + "MovesSAN": "Bd3+ e4+ Bxe4#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r2q3Q/pb1nbkp1/1p2p3/2ppP1P1/5r2/2P1P2R/PP3PP1/R3K3 w Q - 2 18", + "PGN": "1. d4 Nf6 2. Nf3 e6 3. Bf4 b6 4. e3 Bb7 5. Nbd2 Be7 6. Bd3 O-O 7. h4 c5 8. c3 Nc6 9. Rh3 d5 10. Ne5 Nxe5 11. dxe5 Nd7 12. Bxh7+ Kxh7 13. Qh5+ Kg8 14. Nf3 f6 15. Ng5 fxg5 16. hxg5 Rxf4 17. Qh8+ Kf7 *", + "Moves": "g5g6 f7g6 h8h5", + "MovesSAN": "g6+ Kxg6 Qh5#", + "Themes": "attraction mate mateIn2 middlegame short" + }, + { + "FEN": "N2k3r/pp1b1Q1p/2np1n2/2b1p3/2B1P3/7N/PPPP1qPP/R1BK3R b - - 2 11", + "PGN": "1. e4 Nc6 2. Nc3 e5 3. Bc4 Bc5 4. Qg4 Qf6 5. Nd5 Qxf2+ 6. Kd1 d6 7. Qxg7 Bd7 8. Nxc7+ Ke7 9. Nxa8 Nf6 10. Qxf7+ Kd8 11. Nh3 *", + "Moves": "d7g4 c4e2 f2e2", + "MovesSAN": "Bg4+ Be2 Qxe2#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "2kr4/1q4p1/p3R3/1p6/2p5/2P3Q1/P4P1P/6KR b - - 0 31", + "PGN": "1. d4 e6 2. c4 Nf6 3. Nc3 c5 4. d5 exd5 5. cxd5 d6 6. e4 Be7 7. Nf3 Nbd7 8. Bg5 O-O 9. Bc4 a6 10. Bf4 b5 11. Bd3 c4 12. Bc2 Nc5 13. e5 dxe5 14. Bxe5 Re8 15. Bxf6 Bxf6+ 16. Kf1 Bxc3 17. bxc3 Bg4 18. Qd4 Bxf3 19. Qxc5 Bxd5 20. Rd1 Bxg2+ 21. Kxg2 Qb8 22. Qh5 Qb7+ 23. Kg1 Rad8 24. Qxh7+ Kf8 25. Qh8+ Ke7 26. Re1+ Kd7 27. Qh3+ Kc7 28. Qg3+ Kc8 29. Bf5+ Re6 30. Bxe6+ fxe6 31. Rxe6 *", + "Moves": "d8d1 e6e1 d1e1", + "MovesSAN": "Rd1+ Re1 Rxe1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "2r2k2/q5bR/6Q1/3p2N1/b7/P2nP3/NP3PP1/1K3R2 b - - 0 31", + "PGN": "1. d4 Nf6 2. c4 e6 3. Bd2 b5 4. cxb5 d5 5. e3 g6 6. Nc3 Bg7 7. Qa4 O-O 8. Be2 Bd7 9. h4 a6 10. h5 c6 11. hxg6 fxg6 12. Qc2 axb5 13. Bd3 Be8 14. Nf3 Nbd7 15. O-O-O Qa5 16. a3 b4 17. Na2 c5 18. dxc5 Ng4 19. Rdf1 Nde5 20. Bxb4 Qa7 21. c6 Nxd3+ 22. Qxd3 Bxc6 23. Bxf8 Rxf8 24. Ng5 Ne5 25. Qb3 Ba4 26. Qb4 Rc8+ 27. Kb1 Nd3 28. Qd6 Kh8 29. Rxh7+ Kg8 30. Qxe6+ Kf8 31. Qxg6 *", + "Moves": "a4c2 b1a1 g7b2", + "MovesSAN": "Bc2+ Ka1 Bxb2#", + "Themes": "mate mateIn2 middlegame queensideAttack short" + }, + { + "FEN": "8/3R2pk/2Q4p/6q1/8/7P/1P3rPK/8 b - - 3 43", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 d6 6. N1c3 a6 7. Na3 Be6 8. Be3 Rb8 9. Bc4 Nf6 10. Bxe6 fxe6 11. O-O Be7 12. Nc4 b5 13. Nd2 b4 14. Na4 Nxe4 15. Nxe4 O-O 16. c3 d5 17. Nec5 Qd6 18. Nxa6 Ra8 19. N4c5 d4 20. cxd4 exd4 21. Bd2 Rf5 22. Rc1 Rd5 23. Re1 e5 24. Nxb4 Rxc5 25. Rxc5 Qxc5 26. Nxc6 Qxc6 27. Rxe5 Bd6 28. Re1 Kh8 29. Bg5 h6 30. Bh4 Rxa2 31. Qxd4 Ra8 32. Bg3 Bc5 33. Qc3 Qb6 34. h3 Rf8 35. Re2 Bd4 36. Qc2 Qb5 37. Rd2 Ba7 38. Qc3 Qg5 39. Kh2 Bb6 40. Rd7 Bxf2 41. Bxf2 Rxf2 42. Qc8+ Kh7 43. Qc6 *", + "Moves": "g5f4 h2h1 f2f1", + "MovesSAN": "Qf4+ Kh1 Rf1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "3r2k1/1p3ppp/5n2/p3p3/2N5/1QP1P3/PP1r1PPP/3R2K1 b - - 5 18", + "PGN": "1. d4 e5 2. dxe5 Nc6 3. Bf4 d6 4. exd6 Bxd6 5. Bxd6 cxd6 6. e3 Nf6 7. Nf3 Bf5 8. Bd3 Bxd3 9. Qxd3 O-O 10. O-O Nb4 11. Qb3 a5 12. c3 Nd3 13. Rd1 Ne5 14. Nxe5 dxe5 15. Rxd8 Rfxd8 16. Na3 Rd2 17. Rd1 Rad8 18. Nc4 *", + "Moves": "d2d1 b3d1 d8d1", + "MovesSAN": "Rxd1+ Qxd1 Rxd1#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "5k2/pp4p1/2p1P1K1/6RP/8/1P6/P4r2/8 b - - 6 50", + "PGN": "1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nf3 Nf6 5. Nc3 h6 6. Bd3 Be7 7. O-O O-O 8. Re1 Bg4 9. h3 Bh5 10. g4 Bg6 11. Ne5 Bxd3 12. Qxd3 Nbd7 13. g5 hxg5 14. Bxg5 Re8 15. Ne2 Ne4 16. Bxe7 Rxe7 17. Ng3 Nxe5 18. dxe5 Rxe5 19. Nxe4 dxe4 20. Rxe4 Qxd3 21. cxd3 Rxe4 22. dxe4 Rd8 23. Rc1 c6 24. Rc2 Rd4 25. f3 Rd3 26. Kf2 f6 27. Ke2 Rd7 28. f4 Kf7 29. Ke3 Ke7 30. b3 Rd1 31. Rh2 Re1+ 32. Kf3 Rd1 33. h4 Rd3+ 34. Kg4 Re3 35. Kf5 Kf7 36. h5 Rc3 37. Rd2 Rc5+ 38. Kg4 Ke7 39. Re2 Kf7 40. e5 fxe5 41. fxe5 Rd5 42. Kf5 Rd3 43. Rg2 Rf3+ 44. Ke4 Rh3 45. Rg5 Rh4+ 46. Kf5 Rh2 47. e6+ Kf8 48. Kg6 Re2 49. Kf5 Rf2+ 50. Kg6 *", + "Moves": "f2f6 g6h7 f6h6", + "MovesSAN": "Rf6+ Kh7 Rh6#", + "Themes": "endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "3rk3/1b3p2/p1pR1P1r/1p3R1p/3P4/P1P3P1/5P1P/6K1 w - - 5 28", + "PGN": "1. e4 e5 2. d4 exd4 3. Qxd4 Nc6 4. Qa4 a6 5. Nc3 Nf6 6. Nf3 Qe7 7. Bd3 Nb4 8. e5 Nxd3+ 9. cxd3 Ng8 10. O-O Qd8 11. Bf4 c6 12. d4 b5 13. Qb4 Bxb4 14. a3 Bxc3 15. bxc3 g5 16. Bxg5 Qc7 17. Rae1 h6 18. Bf6 Nxf6 19. exf6+ Kf8 20. Re7 Rh7 21. Rfe1 Bb7 22. Ne5 Qxe5 23. R1xe5 h5 24. Rxd7 Rb8 25. g3 Rh6 26. Rf5 Ke8 27. Rd6 Rd8 *", + "Moves": "f5e5 e8f8 d6d8", + "MovesSAN": "Re5+ Kf8 Rxd8#", + "Themes": "deflection endgame mate mateIn2 short" + }, + { + "FEN": "r3k3/ppp3p1/3p1q2/2b5/2B1P3/3p2P1/PPP3PK/R2Q1R2 b q - 0 18", + "PGN": "1. d4 e5 2. dxe5 Nc6 3. e6 fxe6 4. e4 e5 5. Nc3 Nf6 6. Nf3 h6 7. Bc4 Bc5 8. O-O d6 9. Be3 Nd4 10. Bxd4 exd4 11. Nd5 Bg4 12. Nxf6+ Qxf6 13. h3 h5 14. hxg4 hxg4 15. Nh2 g3 16. fxg3 d3+ 17. Kh1 Rxh2+ 18. Kxh2 *", + "Moves": "f6h6 d1h5 h6h5", + "MovesSAN": "Qh6+ Qh5+ Qxh5#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "1Q6/1pp1kpp1/2b4p/8/2P5/1P2q2P/1P4P1/3R3K b - - 4 26", + "PGN": "1. e4 e5 2. Nf3 d6 3. h3 Be7 4. Bc4 h6 5. Nc3 Nf6 6. O-O O-O 7. d3 Nc6 8. Nd5 Nxd5 9. Bxd5 Nb4 10. Bb3 Nc6 11. Be3 Na5 12. d4 Nxb3 13. axb3 exd4 14. Qxd4 Bf6 15. e5 dxe5 16. Nxe5 Qe7 17. f4 Bxe5 18. fxe5 Be6 19. Rxa7 Rxa7 20. Qxa7 Bd5 21. Bc5 Qxe5 22. Bxf8 Kxf8 23. Qb8+ Ke7 24. c4 Bc6 25. Rd1 Qe3+ 26. Kh1 *", + "Moves": "e3h3 h1g1 h3g2", + "MovesSAN": "Qxh3+ Kg1 Qxg2#", + "Themes": "endgame mate mateIn2 pin short" + }, + { + "FEN": "r4k2/pp1n2rp/2pb1p2/3p2pB/3P4/7P/PP2RP1P/4R1K1 w - - 0 24", + "PGN": "1. e4 e5 2. Nf3 c6 3. Nc3 Nf6 4. Nxe5 Qe7 5. d4 d6 6. Nf3 Nxe4 7. Nxe4 Qxe4+ 8. Qe2 d5 9. Ng5 Qxe2+ 10. Bxe2 Be7 11. O-O Bf5 12. Re1 Bxc2 13. Bh5 g6 14. Bf3 Bf5 15. Nh3 Bxh3 16. gxh3 Nd7 17. Bg5 f6 18. Bf4 Kf7 19. Re2 g5 20. Bh5+ Kf8 21. Bg3 Rg8 22. Rae1 Rg7 23. Bd6 Bxd6 *", + "Moves": "e2e8 a8e8 e1e8", + "MovesSAN": "Re8+ Rxe8 Rxe8#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "r1b2rk1/p2p4/1pn1pqpQ/2p5/2P5/1P3NP1/P2P1PB1/2KR3R b - - 0 22", + "PGN": "1. e4 c5 2. Nf3 e6 3. b3 g6 4. Bb2 Nf6 5. e5 Nd5 6. c4 Nc7 7. Nc3 Nc6 8. Ne4 Bg7 9. Nd6+ Kf8 10. Qe2 Qe7 11. g3 Kg8 12. Bg2 h6 13. O-O-O Kh7 14. Ne4 Ne8 15. h4 Rf8 16. h5 Kg8 17. hxg6 fxg6 18. Qe3 b6 19. Nf6+ Nxf6 20. exf6 Bxf6 21. Bxf6 Qxf6 22. Qxh6 *", + "Moves": "f6a1 c1c2 c6b4", + "MovesSAN": "Qa1+ Kc2 Nb4#", + "Themes": "mate mateIn2 middlegame queensideAttack short" + }, + { + "FEN": "r1b1r1k1/pp1p1p2/2nPp1p1/6NQ/8/2q5/P4PPP/1R3RK1 w - - 0 18", + "PGN": "1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 Nc6 5. Bc4 e6 6. Nf3 Bb4 7. O-O Bxc3 8. bxc3 Nge7 9. Bf4 O-O 10. Bd6 Re8 11. e5 Nf5 12. Bd3 Nxd6 13. exd6 Qa5 14. Rb1 Qxc3 15. Bxh7+ Kxh7 16. Ng5+ Kg8 17. Qh5 g6 *", + "Moves": "h5h7 g8f8 h7f7", + "MovesSAN": "Qh7+ Kf8 Qxf7#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "2kr2nr/ppp3pp/3b1p2/4q3/1P1P4/P1N1B3/4QPPP/R1R3K1 b - - 0 18", + "PGN": "1. e4 d5 2. Nc3 dxe4 3. Nxe4 Qd4 4. Nc3 Bf5 5. Nf3 Qb4 6. Be2 Nc6 7. O-O O-O-O 8. d3 e5 9. a3 Qe7 10. Be3 f6 11. b4 e4 12. Ne1 exd3 13. Bxd3 Bxd3 14. Nxd3 Ne5 15. Qe2 Nxd3 16. cxd3 Qe5 17. Rfc1 Bd6 18. d4 *", + "Moves": "e5h2 g1f1 h2h1", + "MovesSAN": "Qxh2+ Kf1 Qh1#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "8/N1pkbRp1/2p1p1p1/3p4/3P2Qq/4P1R1/PPP3K1/7r b - - 0 24", + "PGN": "1. d4 d5 2. Bf4 Nc6 3. Nc3 Nf6 4. e3 Bf5 5. Bd3 Bg6 6. Bxg6 hxg6 7. Nf3 Nh5 8. Bg3 e6 9. Ne5 Nxg3 10. Nxc6 bxc6 11. fxg3 Bd6 12. O-O Qg5 13. Rf3 Kd7 14. Qe2 Rh7 15. Rxf7+ Be7 16. Raf1 Rah8 17. h3 Qxg3 18. R1f3 Qg5 19. Nb5 Rxh3 20. Nxa7 Rh1+ 21. Kf2 R8h2 22. Rg3 Qh4 23. Qg4 Rxg2+ 24. Kxg2 *", + "Moves": "h4h2 g2f3 h1f1", + "MovesSAN": "Qh2+ Kf3 Rf1#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "7r/2r2pp1/R6p/1p1pp1k1/1Pn3P1/2PK1P2/6P1/6NR w - - 1 30", + "PGN": "1. e4 c5 2. Bc4 e6 3. e5 d5 4. Bb5+ Bd7 5. Qe2 Bxb5 6. Qxb5+ Qd7 7. Nc3 Qxb5 8. Nxb5 Kd7 9. c3 a6 10. Na3 Nc6 11. d4 cxd4 12. Nc2 dxc3 13. bxc3 Nxe5 14. Ke2 Rc8 15. Bd2 Nf6 16. f3 b5 17. a3 Nc4 18. Bg5 h6 19. Bf4 e5 20. Bg3 Bd6 21. Rb1 Nh5 22. Nb4 Bxb4 23. axb4 Nxg3+ 24. hxg3 Na3 25. Rc1 Rc7 26. Kd3 Ke6 27. Ra1 Nc4 28. Rxa6+ Kf5 29. g4+ Kg5 *", + "Moves": "h1h5 g5f4 g1e2", + "MovesSAN": "Rh5+ Kf4 Ne2#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r1b1k2r/1pqp1pp1/p3p3/2N4p/3nP1n1/1B3N1P/PPPB1PP1/R2Q1RK1 b kq - 0 13", + "PGN": "1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Bc4 Qc7 6. Bb3 Nf6 7. Nc3 Bb4 8. Bd2 Bc5 9. Nf3 Nc6 10. O-O Ng4 11. h3 h5 12. Na4 Nd4 13. Nxc5 *", + "Moves": "d4f3 g2f3 c7h2", + "MovesSAN": "Nxf3+ gxf3 Qh2#", + "Themes": "kingsideAttack mate mateIn2 opening short" + }, + { + "FEN": "r3r1k1/b1p1qppp/p1p5/P5NQ/1Pn2P2/3Pp3/R1P3PP/5RK1 w - - 2 22", + "PGN": "1. e3 e5 2. b3 d5 3. Bb2 Nc6 4. Bb5 Bd7 5. Bxc6 Bxc6 6. Bxe5 Nf6 7. Nf3 Bc5 8. O-O O-O 9. a3 Re8 10. b4 Bb6 11. a4 a6 12. Nc3 Ng4 13. Nd4 Nxe5 14. Nxc6 bxc6 15. a5 Ba7 16. Qh5 Qf6 17. f4 Nc4 18. Ra2 d4 19. Ne4 Qe6 20. d3 dxe3 21. Ng5 Qe7 *", + "Moves": "h5h7 g8f8 h7h8", + "MovesSAN": "Qxh7+ Kf8 Qh8#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "rq6/1p2n3/p5bp/3N4/3P1P1k/7P/PP4PK/8 w - - 0 25", + "PGN": "1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Nc3 Nf6 5. Nf3 Nc6 6. Bg5 Bg4 7. Be2 h6 8. h3 Bxf3 9. Bxf6 Bxe2 10. Bxg7 Bxd1 11. Bxh8 Bxc2 12. O-O Bd3 13. Rfe1 Qd6 14. Re3 Bg6 15. Rae1 e6 16. Nb5 Qb8 17. Bf6 a6 18. Nc3 Be7 19. Rxe6 fxe6 20. Rxe6 Kf7 21. Rxe7+ Kxf6 22. Nxd5+ Kg5 23. f4+ Kh4 24. Kh2 Nxe7 *", + "Moves": "g2g3 h4h5 d5f6", + "MovesSAN": "g3+ Kh5 Nf6#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "6k1/ppp1Br2/3b2pQ/8/3P4/5q2/PP4RP/7K w - - 5 32", + "PGN": "1. d4 d5 2. Nf3 e6 3. e3 Bd6 4. Bd3 Nf6 5. Nbd2 Bd7 6. O-O Nc6 7. c3 e5 8. e4 dxe4 9. Nxe4 Nxe4 10. Bxe4 O-O 11. Bxh7+ Kxh7 12. Ng5+ Kg8 13. Qh5 Bf5 14. g4 f6 15. gxf5 fxg5 16. Bxg5 Qe8 17. Qh4 Rxf5 18. Kh1 Qg6 19. Rg1 exd4 20. cxd4 Raf8 21. Rg2 Qf7 22. Be3 Be7 23. Qg3 Bd6 24. Qh3 Ne7 25. Rag1 g6 26. Qh6 Rf6 27. Bg5 Rxf2 28. Bxe7 Rxg2 29. Rxg2 Qf1+ 30. Rg1 Qf3+ 31. Rg2 Rf7 *", + "Moves": "h6g6 f7g7 g6g7", + "MovesSAN": "Qxg6+ Rg7 Qxg7#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r5k1/2p1r3/2p1qppp/1p5n/3Q4/P2P4/1BP2PPP/R3R1K1 b - - 1 22", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Nc3 h6 4. Bc4 Nf6 5. a3 a6 6. d3 b5 7. Bd5 Bb7 8. Bxc6 Bxc6 9. Nxe5 Bd6 10. Nxc6 dxc6 11. Qe2 O-O 12. e5 Bxe5 13. O-O Re8 14. Qf3 Bxc3 15. bxc3 Qd5 16. Qf4 Re7 17. Bb2 Nh5 18. Qg4 g6 19. c4 Qe6 20. Qd4 f6 21. cxb5 axb5 22. Rfe1 *", + "Moves": "e6e1 a1e1 e7e1", + "MovesSAN": "Qxe1+ Rxe1 Rxe1#", + "Themes": "backRankMate mate mateIn2 middlegame short" + }, + { + "FEN": "r1b2rk1/1q3pp1/p2B4/1p6/2pn1N2/6Pp/PP3P1P/1BQR1RK1 b - - 1 20", + "PGN": "1. d4 d5 2. c4 e6 3. Nc3 a6 4. cxd5 exd5 5. e3 Nf6 6. Bd3 c5 7. Nge2 Nc6 8. O-O c4 9. Bb1 Bd6 10. e4 dxe4 11. Nxe4 Nxe4 12. Bxe4 Qc7 13. g3 O-O 14. Bf4 b5 15. Qc2 h5 16. Rad1 h4 17. Qc1 h3 18. Bb1 Qb7 19. Bxd6 Nxd4 20. Nf4 *", + "Moves": "d4e2 f4e2 b7g2", + "MovesSAN": "Ne2+ Nxe2 Qg2#", + "Themes": "kingsideAttack mate mateIn2 opening sacrifice short" + }, + { + "FEN": "3r4/4k3/4P3/1p3Bp1/N4b1p/5P2/4R1PP/7K b - - 0 32", + "PGN": "1. d4 h6 2. c4 g5 3. Nc3 Bg7 4. e4 d6 5. f3 c6 6. Bd3 e5 7. d5 cxd5 8. Nxd5 Nc6 9. Ne2 Nge7 10. Ng3 Rg8 11. O-O Nxd5 12. cxd5 Nd4 13. Be3 h5 14. Bxd4 h4 15. Bxe5 Bxe5 16. Nf5 Qb6+ 17. Kh1 Bd7 18. Qb3 Qxb3 19. axb3 Bxb2 20. Nxd6+ Kf8 21. Ra2 Be5 22. Nc4 Bf4 23. e5 Bb5 24. Re2 a5 25. e6 fxe6 26. dxe6 Ke7 27. Ra1 a4 28. bxa4 Rxa4 29. Rxa4 Bxa4 30. Bf5 b5 31. Nb6 Rd8 32. Nxa4 *", + "Moves": "d8d1 e2e1 d1e1", + "MovesSAN": "Rd1+ Re1 Rxe1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "1r3rk1/pb2qpp1/1p2p2p/8/3PNP2/3Q4/PP4PP/1B3RK1 w - - 2 20", + "PGN": "1. d4 d5 2. c4 e6 3. Nf3 c5 4. Bg5 Nf6 5. e3 h6 6. Bh4 Be7 7. Bd3 Qa5+ 8. Nc3 O-O 9. O-O Qd8 10. cxd5 Nxd5 11. Bxe7 Qxe7 12. Ne4 cxd4 13. Nxd4 Nc6 14. f4 Nxd4 15. exd4 Ne3 16. Qf3 Nxf1 17. Rxf1 Rb8 18. Bb1 b6 19. Qd3 Bb7 *", + "Moves": "e4f6 g7f6 d3h7", + "MovesSAN": "Nf6+ gxf6 Qh7#", + "Themes": "clearance kingsideAttack mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "6k1/2P2pp1/5n2/2Q4p/7q/5P1B/4r1PP/2R3K1 b - - 1 32", + "PGN": "1. d4 e6 2. c4 Nf6 3. Nc3 Bb4 4. Qb3 c5 5. dxc5 Na6 6. a3 Bxc3+ 7. Qxc3 Nxc5 8. f3 a5 9. b4 axb4 10. axb4 Rxa1 11. Qxa1 Nb3 12. Qc3 Nxc1 13. Qxc1 d5 14. c5 O-O 15. e3 Bd7 16. Bd3 b6 17. c6 Bc8 18. Ne2 b5 19. Bxb5 e5 20. Qc5 Be6 21. c7 Qa8 22. O-O Rc8 23. Rc1 Qa3 24. Kf2 h5 25. Qd6 d4 26. Qxe5 dxe3+ 27. Qxe3 Qxb4 28. Ba6 Re8 29. Qc5 Qh4+ 30. Kg1 Bc8 31. Bxc8 Rxe2 32. Bh3 *", + "Moves": "e2e1 c1e1 h4e1", + "MovesSAN": "Re1+ Rxe1 Qxe1#", + "Themes": "endgame master mate mateIn2 short" + }, + { + "FEN": "r6q/3kp3/2pp4/2nN4/1Q5P/1P2P3/1BPP4/2K2R2 b - - 0 29", + "PGN": "1. b3 Nf6 2. Bb2 g6 3. e3 Bg7 4. Nc3 O-O 5. Be2 d6 6. h4 h5 7. Nf3 Bg4 8. Nh2 Bxe2 9. Qxe2 c6 10. g4 hxg4 11. Nxg4 Nh5 12. O-O-O a5 13. Rdg1 b5 14. f4 a4 15. Nf2 axb3 16. axb3 Na6 17. f5 Nc5 18. fxg6 Nf6 19. gxf7+ Rxf7 20. Ng4 b4 21. Nh6+ Kf8 22. Nxf7 Kxf7 23. Rxg7+ Kxg7 24. Nb1 Kf7 25. Rf1 Qh8 26. Qc4+ Ke8 27. Qxb4 Kd7 28. Nc3 Nd5 29. Nxd5 *", + "Moves": "a8a1 b2a1 h8a1", + "MovesSAN": "Ra1+ Bxa1 Qxa1#", + "Themes": "mate mateIn2 middlegame sacrifice short xRayAttack" + }, + { + "FEN": "r2qr1k1/p3npbp/2p1b1p1/2p3N1/3pP2Q/2N5/PPP3PP/R4RK1 w - - 0 17", + "PGN": "1. e4 c5 2. Nc3 Nc6 3. f4 g6 4. Nf3 Bg7 5. Bb5 e6 6. Bxc6 bxc6 7. O-O Ne7 8. f5 exf5 9. d3 O-O 10. Qe1 fxe4 11. dxe4 d5 12. Bg5 Be6 13. Qh4 Re8 14. Bh6 d4 15. Ng5 Be5 16. Bg7 Bxg7 *", + "Moves": "h4h7 g8f8 g5e6", + "MovesSAN": "Qxh7+ Kf8 Nxe6#", + "Themes": "kingsideAttack mate mateIn2 middlegame pin short" + }, + { + "FEN": "3r3k/pp4pp/1b6/7r/3B1P1q/2P1Qb2/PP4PP/4RR1K w - - 0 25", + "PGN": "1. e4 c5 2. Bc4 e6 3. Nc3 Nf6 4. Nf3 Nc6 5. O-O Nxe4 6. Nxe4 d5 7. Nxc5 Bxc5 8. Bb5 Qb6 9. Bxc6+ Qxc6 10. d4 Bb6 11. Ne5 Qc7 12. c3 O-O 13. Kh1 f6 14. Ng4 e5 15. dxe5 fxe5 16. Qxd5+ Kh8 17. Nxe5 Rf5 18. f4 Qe7 19. Qd3 Be6 20. Be3 Rd8 21. Bd4 Qh4 22. Qe3 Bd5 23. Rae1 Rh5 24. Nf3 Bxf3 *", + "Moves": "e3e8 d8e8 e1e8", + "MovesSAN": "Qe8+ Rxe8 Rxe8#", + "Themes": "kingsideAttack mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "7k/pp4pp/8/2p4n/2P2n2/P2BRP2/1P1r4/4R2K b - - 4 32", + "PGN": "1. d4 c5 2. d5 e5 3. dxe6 fxe6 4. e4 d5 5. exd5 exd5 6. c4 d4 7. Bf4 Nf6 8. Nf3 Bd6 9. Bg3 O-O 10. Bd3 Bg4 11. h3 Re8+ 12. Be2 Bxf3 13. gxf3 Bxg3 14. fxg3 Qc7 15. Kf2 Rf8 16. Nd2 Nc6 17. a3 Rae8 18. Re1 Ne5 19. Kg2 Nh5 20. Ne4 d3 21. Bxd3 Rd8 22. Re3 Kh8 23. Qc2 Ng6 24. Rd1 Rfe8 25. Rde1 Rxe4 26. Bxe4 Qxg3+ 27. Kf1 Qxh3+ 28. Kg1 Qg3+ 29. Qg2 Qxg2+ 30. Kxg2 Ngf4+ 31. Kh1 Rd2 32. Bd3 *", + "Moves": "h5g3 h1g1 d2g2", + "MovesSAN": "Ng3+ Kg1 Rg2#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "3r3k/pp1b3r/1q4pQ/3Pp3/2BnN1P1/8/PP3R1K/5R2 w - - 1 30", + "PGN": "1. d4 Nf6 2. c4 d6 3. Nc3 g6 4. e4 Bg7 5. f4 O-O 6. Nf3 Nc6 7. Be2 h5 8. O-O Ng4 9. h3 Nh6 10. Be3 e5 11. fxe5 dxe5 12. d5 Ne7 13. Qd2 Kh7 14. Rf2 f5 15. exf5 Nhxf5 16. Ne4 Nxe3 17. Qxe3 Nf5 18. Nfg5+ Kg8 19. Qd2 c6 20. Nc5 cxd5 21. cxd5 Bh6 22. Nce4 Qb6 23. Kh2 Bd7 24. Raf1 Rad8 25. Bc4 Kh8 26. g4 hxg4 27. hxg4 Nd4 28. Nf7+ Rxf7 29. Qxh6+ Rh7 *", + "Moves": "f2f8 d8f8 f1f8", + "MovesSAN": "Rf8+ Rxf8 Rxf8#", + "Themes": "killBoxMate kingsideAttack master mate mateIn2 middlegame short" + }, + { + "FEN": "4r2k/1b2P1pp/4Q3/p7/8/2p3qP/P5P1/5R1K w - - 2 36", + "PGN": "1. e4 c5 2. f4 e6 3. Nf3 Nf6 4. d3 d6 5. c3 Be7 6. Be2 Nbd7 7. O-O Qc7 8. Re1 O-O 9. Be3 b6 10. Bf2 Bb7 11. Nbd2 a5 12. Nf1 b5 13. Ng3 b4 14. Rc1 Ng4 15. h3 Nxf2 16. Kxf2 f5 17. exf5 exf5 18. d4 Qb6 19. Bc4+ d5 20. Bd3 Bf6 21. Bxf5 Rad8 22. dxc5 Nxc5 23. Ne5 Ne4+ 24. Kf3 bxc3 25. bxc3 Bxe5 26. fxe5 Nxg3 27. Kxg3 Rxf5 28. e6 Re8 29. e7 Qf2+ 30. Kh2 Qf4+ 31. Kh1 d4 32. Rf1 Qg3 33. Qe2 Rxf1+ 34. Rxf1 dxc3 35. Qe6+ Kh8 *", + "Moves": "f1f8 e8f8 e7f8q", + "MovesSAN": "Rf8+ Rxf8 exf8=Q#", + "Themes": "advancedPawn endgame mate mateIn2 promotion short" + }, + { + "FEN": "7k/p5p1/1p5p/4P3/6n1/5Qq1/P3R1P1/6K1 b - - 0 33", + "PGN": "1. c4 Nf6 2. Nc3 d5 3. cxd5 Nxd5 4. d4 e6 5. e4 Nxc3 6. bxc3 c5 7. Nf3 cxd4 8. cxd4 Bb4+ 9. Bd2 Bxd2+ 10. Qxd2 O-O 11. Bc4 Nd7 12. O-O b6 13. d5 exd5 14. Qxd5 Rb8 15. Rad1 Qe7 16. Rfe1 Nf6 17. Qg5 h6 18. Qg3 Bb7 19. e5 Ne4 20. Qg4 Rbd8 21. h3 Qc5 22. Bxf7+ Kxf7 23. Rd7+ Rxd7 24. Qxd7+ Kg8 25. Qxb7 Qxf2+ 26. Kh2 Qg3+ 27. Kg1 Ng5 28. Qd5+ Kh8 29. Re3 Nxh3+ 30. Kh1 Nf2+ 31. Kg1 Ng4 32. Re2 Rxf3 33. Qxf3 *", + "Moves": "g3h2 g1f1 h2h1", + "MovesSAN": "Qh2+ Kf1 Qh1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "8/3B3p/3R4/p1p1p1pk/P1PnP3/3r2P1/7P/6K1 w - - 0 33", + "PGN": "1. c4 f5 2. Nc3 Nf6 3. g3 g6 4. Bg2 Bg7 5. d3 O-O 6. Nf3 d6 7. O-O e5 8. e4 Nc6 9. exf5 Bxf5 10. Nh4 Bg4 11. f3 Bd7 12. Bg5 Qe8 13. Qd2 Nd4 14. Rae1 Qf7 15. Ne4 Bc6 16. Bh6 Bxh6 17. Qxh6 Nxe4 18. fxe4 Qg7 19. Qxg7+ Kxg7 20. b4 a6 21. Bh3 Nc2 22. Rxf8 Rxf8 23. Rb1 g5 24. Nf5+ Kg6 25. Ne7+ Kh5 26. Nxc6 bxc6 27. a4 Nd4 28. b5 a5 29. Bd7 c5 30. b6 cxb6 31. Rxb6 Rf3 32. Rxd6 Rxd3 *", + "Moves": "g3g4 h5h4 d6h6", + "MovesSAN": "g4+ Kh4 Rh6#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "7k/6p1/2P1Q2p/6r1/PP2PR2/4q2P/6PK/5R2 b - - 0 38", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 a6 6. N5c3 Nf6 7. f3 Be7 8. Be3 Nc6 9. Na3 b5 10. Nd5 Nxd5 11. exd5 Na5 12. b4 Nc4 13. Nxc4 bxc4 14. Bxc4 O-O 15. O-O f5 16. a4 f4 17. Bf2 Bf5 18. Bd3 Bg5 19. Bxf5 Rxf5 20. Qd3 Qf6 21. c4 Rf8 22. c5 Bh4 23. Qxa6 Bxf2+ 24. Rxf2 Qh4 25. Qxd6 Rh5 26. h3 Qg3 27. Qe6+ Kh8 28. d6 e4 29. fxe4 Qc3 30. Raf1 Qe3 31. Qe7 Rg8 32. d7 Qg3 33. d8=Q h6 34. Qxg8+ Kxg8 35. Qe6+ Kh8 36. Rxf4 Qe3+ 37. Kh2 Rg5 38. c6 *", + "Moves": "e3g3 h2g1 g3g2", + "MovesSAN": "Qg3+ Kg1 Qxg2#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r2qk2r/ppp2ppp/4p3/4n3/1Q6/2N5/P3KB1P/R4B1R b kq - 0 17", + "PGN": "1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. f4 dxe5 6. fxe5 Nc6 7. Nf3 Bg4 8. Be3 Bxf3 9. gxf3 e6 10. Nc3 Be7 11. Ne2 Nxc4 12. Bf2 Bb4+ 13. Nc3 Nxb2 14. Qb3 Nxd4 15. Qxb2 Nxf3+ 16. Ke2 Nxe5 17. Qxb4 *", + "Moves": "d8d3 e2e1 e5f3", + "MovesSAN": "Qd3+ Ke1 Nf3#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "8/7k/1p2p2p/p2pP1p1/3Pp1P1/P1Bq1r2/1P1Q3P/4R2K b - - 1 35", + "PGN": "1. d4 d5 2. f4 e6 3. Nf3 Bd6 4. e3 c6 5. Bd3 f5 6. O-O Nf6 7. c4 O-O 8. cxd5 cxd5 9. a3 Bd7 10. Nc3 Be8 11. Ne5 Bh5 12. Qc2 Nbd7 13. Be2 Bxe2 14. Qxe2 a6 15. Rf3 Ne4 16. Nxe4 fxe4 17. Rh3 Nxe5 18. fxe5 Be7 19. Bd2 Qb6 20. Qh5 h6 21. Qg6 Bg5 22. Bb4 Rfe8 23. Rf1 a5 24. Qf7+ Kh7 25. Bc3 Bxe3+ 26. Rxe3 Rf8 27. Qh5 Rxf1+ 28. Kxf1 Rf8+ 29. Kg1 Qb5 30. Re1 b6 31. g4 g6 32. Qh3 Rf3 33. Qg2 Qd3 34. Kh1 g5 35. Qd2 *", + "Moves": "f3f1 e1f1 d3f1", + "MovesSAN": "Rf1+ Rxf1 Qxf1#", + "Themes": "endgame kingsideAttack mate mateIn2 short" + }, + { + "FEN": "2R5/5k1p/p2P2pP/4pr2/8/B5n1/P5P1/6K1 b - - 0 36", + "PGN": "1. d4 e6 2. Bf4 d5 3. e3 Nf6 4. Bd3 c5 5. c3 cxd4 6. exd4 Be7 7. Ne2 O-O 8. Nd2 a6 9. Ng3 b5 10. Nf3 Bd7 11. Ne5 b4 12. h4 bxc3 13. bxc3 Qa5 14. Qd2 Bb5 15. Bxb5 Qxb5 16. h5 Ne4 17. Nxe4 dxe4 18. h6 g6 19. c4 Qb4 20. O-O Qxd2 21. Bxd2 Bf6 22. f4 Bxe5 23. fxe5 Nc6 24. Be3 Nb4 25. Rf4 f5 26. exf6 Nd3 27. Rxe4 Rxf6 28. Bg5 Rf5 29. Be7 Re8 30. Bd6 e5 31. d5 Rc8 32. c5 Nxc5 33. Rc1 Nxe4 34. Rxc8+ Kf7 35. Ba3 Ng3 36. d6 *", + "Moves": "g3e2 g1h2 f5h5", + "MovesSAN": "Ne2+ Kh2 Rh5#", + "Themes": "anastasiaMate endgame mate mateIn2 short" + }, + { + "FEN": "6k1/2P4p/1B4p1/1B6/Prb1Pp2/5P2/6PP/6K1 b - - 0 34", + "PGN": "1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Bc4 c5 8. Ne2 O-O 9. O-O Nc6 10. Be3 cxd4 11. cxd4 Bg4 12. f3 Na5 13. Bd3 Be6 14. d5 Bxa1 15. Qxa1 f6 16. Rd1 Bf7 17. Nd4 a6 18. a4 Rc8 19. Qb2 Qd7 20. Qb4 b6 21. Ra1 Qd6 22. Qxd6 exd6 23. Bxa6 Rc3 24. Bf2 Ra8 25. Bb5 Nb3 26. Nxb3 Rxb3 27. Rc1 Rb8 28. Bd4 f5 29. Rc6 f4 30. Rxd6 Rc8 31. Rc6 Rxc6 32. dxc6 Rb4 33. Bxb6 Bc4 34. c7 *", + "Moves": "b4b1 g1f2 b1f1", + "MovesSAN": "Rb1+ Kf2 Rf1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r2q2k1/1b3ppp/p1nbr3/1p1p3Q/3B4/1P1P3P/1PPN2P1/R4RK1 w - - 0 21", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Nc3 b5 7. Bb3 d6 8. d3 Na5 9. Be3 Nxb3 10. axb3 O-O 11. Nd2 c6 12. h3 d5 13. exd5 cxd5 14. Ne2 Nd7 15. f4 Re8 16. fxe5 Nxe5 17. Bd4 Bd6 18. Nf4 Bb7 19. Qh5 Nc6 20. Ne6 Rxe6 *", + "Moves": "h5f7 g8h8 f7g7", + "MovesSAN": "Qxf7+ Kh8 Qxg7#", + "Themes": "fork mate mateIn2 middlegame short" + }, + { + "FEN": "r1b1r1k1/1pp2p2/p3n2Q/6b1/3q4/2NB4/PPP2RPP/R5K1 w - - 0 20", + "PGN": "1. e4 e5 2. f4 exf4 3. Nf3 Nc6 4. Bc4 Nf6 5. Qe2 Be7 6. d4 d5 7. exd5 Nxd5 8. O-O O-O 9. Qe4 Nf6 10. Qxf4 Re8 11. Nc3 Bd6 12. Qh4 a6 13. Bg5 Be7 14. Bd3 h6 15. Bxh6 gxh6 16. Qxh6 Nxd4 17. Ng5 Ne6 18. Rxf6 Qd4+ 19. Rf2 Bxg5 *", + "Moves": "h6h7 g8f8 h7f7", + "MovesSAN": "Qh7+ Kf8 Qxf7#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "4rk2/pb3ppQ/1p5p/3PB1q1/8/P7/5PPP/1BrR2K1 w - - 0 29", + "PGN": "1. d4 Nf6 2. Nf3 e6 3. c4 Bb4+ 4. Nbd2 O-O 5. e3 c5 6. a3 Bxd2+ 7. Bxd2 cxd4 8. exd4 d5 9. b3 Nc6 10. Bd3 dxc4 11. bxc4 h6 12. Bc3 b6 13. O-O Bb7 14. Rc1 Qe7 15. Bb2 Rad8 16. Qe2 Rfe8 17. Rfd1 Nh5 18. Bb1 Nf4 19. Qe4 Ng6 20. Qd3 e5 21. d5 e4 22. Qc3 Nce5 23. Nxe5 Nxe5 24. Bxe4 Qg5 25. Bb1 Rc8 26. Qc2 Rxc4 27. Qh7+ Kf8 28. Bxe5 Rxc1 *", + "Moves": "e5d6 e8e7 h7h8", + "MovesSAN": "Bd6+ Re7 Qh8#", + "Themes": "mate mateIn2 middlegame pin short" + }, + { + "FEN": "8/5Qpk/p2b3p/1p4q1/8/P6R/1P4P1/2R4K b - - 0 35", + "PGN": "1. e4 c5 2. Bc4 Nc6 3. c3 e6 4. Nf3 Nf6 5. d3 d5 6. exd5 exd5 7. Bb3 a6 8. h3 Bd6 9. Bg5 O-O 10. Nbd2 Be6 11. O-O d4 12. cxd4 Bxb3 13. Nxb3 cxd4 14. Nbxd4 Nxd4 15. Nxd4 Be5 16. Nf3 Bd4 17. Rb1 b5 18. Qb3 Rc8 19. Qb4 Bc5 20. Qf4 Rc6 21. a3 h6 22. Bxf6 Rxf6 23. Qg4 Qxd3 24. Rfd1 Qc2 25. Rdc1 Qxf2+ 26. Kh1 Bd6 27. h4 Rf4 28. Qh3 Re8 29. Rf1 Qc5 30. Rbc1 Qh5 31. Qd7 Rxf3 32. Qxe8+ Kh7 33. Rxf3 Qxh4+ 34. Rh3 Qg5 35. Qxf7 *", + "Moves": "g5c1 f7f1 c1f1", + "MovesSAN": "Qxc1+ Qf1 Qxf1#", + "Themes": "endgame hangingPiece mate mateIn2 short" + }, + { + "FEN": "k3r3/1p4p1/p4b2/2q5/P1Q5/1P1P2P1/2PR3P/2KR4 b - - 2 36", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d3 c6 5. Bd2 Qc7 6. Nf3 Nf6 7. Qe2 Bf5 8. O-O-O Nbd7 9. Nd4 Bg6 10. Ne4 O-O-O 11. g3 Nd5 12. Bh3 e5 13. Nf3 f5 14. Nc3 Kb8 15. Nxd5 cxd5 16. Bc3 Ka8 17. Nxe5 Bd6 18. Nxd7 Rxd7 19. Qf3 Rc8 20. Rd2 Re7 21. Bxf5 Rf8 22. Qxd5 Re5 23. Bxe5 Bxe5 24. Bxg6 hxg6 25. f4 Bf6 26. Qc4 Qb6 27. Qb3 Qe3 28. Qb4 Re8 29. Rd1 a6 30. a4 g5 31. Qc4 Qb6 32. Qb3 Qe3 33. Qb4 gxf4 34. Qxf4 Qb6 35. b3 Qc5 36. Qc4 *", + "Moves": "c5a3 c1b1 a3a1", + "MovesSAN": "Qa3+ Kb1 Qa1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "2r1r1k1/2q2p1p/p4PpP/1p3pQ1/3pR3/8/PPP3P1/4R1K1 w - - 0 28", + "PGN": "1. e4 e6 2. d4 c6 3. Nc3 d5 4. exd5 cxd5 5. Nf3 Nc6 6. Bf4 Bd7 7. Bd3 Nf6 8. O-O g6 9. Re1 Bg7 10. Qd2 O-O 11. Bh6 Re8 12. Bxg7 Kxg7 13. h4 Qc7 14. Ne5 Nxe5 15. dxe5 Ng8 16. h5 d4 17. Ne4 Bc6 18. Nf6 Nxf6 19. h6+ Kg8 20. exf6 b5 21. Qg5 a6 22. Re2 Rac8 23. Rae1 Bb7 24. f4 Qc6 25. Be4 Qc7 26. f5 Bxe4 27. Rxe4 exf5 *", + "Moves": "e4e8 c8e8 e1e8", + "MovesSAN": "Rxe8+ Rxe8 Rxe8#", + "Themes": "endgame kingsideAttack mate mateIn2 short" + }, + { + "FEN": "2b3k1/4rppp/8/1n6/1P6/6P1/5P1P/2R3K1 w - - 0 29", + "PGN": "1. Nc3 d5 2. d3 e6 3. e4 c6 4. exd5 cxd5 5. Nge2 Bb4 6. g3 d4 7. a3 dxc3 8. axb4 cxb2 9. Bxb2 Nf6 10. Bg2 Nbd7 11. O-O Rb8 12. Nf4 b5 13. Rxa7 O-O 14. Qa1 e5 15. Ne2 Re8 16. Ra8 Qb6 17. Rxb8 Qxb8 18. Qa8 Qxa8 19. Bxa8 Nb6 20. Bc6 Re7 21. Bxb5 Nbd5 22. c3 e4 23. dxe4 Nxe4 24. Nd4 Nexc3 25. Bxc3 Nxc3 26. Rc1 Rc7 27. Nc6 Nxb5 28. Ne7+ Rxe7 *", + "Moves": "c1c8 e7e8 c8e8", + "MovesSAN": "Rxc8+ Re8 Rxe8#", + "Themes": "backRankMate endgame hangingPiece mate mateIn2 short" + }, + { + "FEN": "8/5p2/6p1/7k/1q3P2/1P2Q1K1/8/8 w - - 16 55", + "PGN": "1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. c4 Nf6 6. Nc3 Qc7 7. Nc2 b6 8. Be2 Bb7 9. f3 d6 10. Be3 Nbd7 11. O-O Be7 12. Rc1 O-O 13. Kh1 Rac8 14. Qd2 Rfe8 15. b3 b5 16. Nd4 bxc4 17. Bxc4 Qb8 18. Be2 d5 19. Bd3 Bd6 20. exd5 Nxd5 21. Nxd5 Bxd5 22. Bxa6 Rxc1 23. Rxc1 Bxh2 24. f4 Bg3 25. Bb5 Rd8 26. Bxd7 Rxd7 27. Qe2 e5 28. Qg4 Qd8 29. Qxg3 exd4 30. Bxd4 Bxg2+ 31. Kxg2 Rxd4 32. Kh1 Rd1+ 33. Rxd1 Qxd1+ 34. Kg2 h5 35. a4 Qc2+ 36. Kh3 g6 37. Qe3 Qc6 38. Kg3 Kh7 39. a5 Qh1 40. a6 h4+ 41. Kf2 h3 42. Qf3 Qb1 43. Qxh3+ Kg7 44. Qc3+ Kh7 45. a7 Qa2+ 46. Kf1 Qxa7 47. Qh3+ Kg7 48. Qc3+ Kg8 49. Kg2 Qb7+ 50. Qf3 Qb4 51. Kg3 Kg7 52. Qe3 Kh7 53. Qd3 Kh6 54. Qe3 Kh5 *", + "Moves": "e3e5 g6g5 e5g5", + "MovesSAN": "Qe5+ g5 Qxg5#", + "Themes": "endgame mate mateIn2 queenEndgame short" + }, + { + "FEN": "r5k1/5ppp/2p3q1/1p6/8/2PR1PP1/PP2P2P/3R2K1 w - - 0 29", + "PGN": "1. d4 Nc6 2. Nf3 Nf6 3. g3 d5 4. Bg2 Bg4 5. c3 Bxf3 6. Bxf3 e5 7. dxe5 Nxe5 8. Bg2 Bc5 9. Qb3 Rb8 10. O-O c6 11. Bf4 Bd6 12. Bg5 O-O 13. Nd2 Bc7 14. Nf3 Nxf3+ 15. Bxf3 Qd6 16. Bf4 Qd7 17. Bxc7 Qxc7 18. Rfe1 Ne4 19. Bxe4 dxe4 20. Rad1 Qe5 21. Qc4 e3 22. f3 Rfc8 23. Rd3 b5 24. Qd4 Qg5 25. Qxe3 Qg6 26. Red1 Re8 27. Qxa7 Ra8 28. Qxa8 Rxa8 *", + "Moves": "d3d8 a8d8 d1d8", + "MovesSAN": "Rd8+ Rxd8 Rxd8#", + "Themes": "backRankMate endgame mate mateIn2 queenRookEndgame short" + }, + { + "FEN": "8/5k2/1R4pp/8/6PK/4r2P/8/8 b - - 5 57", + "PGN": "1. d4 d5 2. c4 dxc4 3. e3 Nf6 4. Bxc4 g6 5. Nc3 Bg7 6. Nge2 O-O 7. O-O Bg4 8. b4 Nc6 9. a3 e6 10. Qd2 Bxe2 11. Qxe2 Re8 12. Rd1 a6 13. Bb2 b5 14. Bd3 Nd5 15. Ne4 e5 16. dxe5 Nxe5 17. Nc5 Qg5 18. Be4 c6 19. Bxd5 cxd5 20. Rxd5 Qf6 21. Rad1 Nf3+ 22. Qxf3 Qxb2 23. e4 Bf6 24. Rd7 Re7 25. Rxe7 Bxe7 26. g3 Bxc5 27. bxc5 Rc8 28. Rd7 Qa2 29. Qf6 Qe6 30. Qxe6 fxe6 31. Rd6 a5 32. Rxe6 Rxc5 33. Rb6 Re5 34. f3 Kf8 35. Kf2 Rc5 36. Ra6 Rc2+ 37. Kg1 a4 38. Rb6 Rc5 39. Kg2 Ke8 40. Kh3 Rc3 41. Rxb5 Rxf3 42. Kg4 Rxa3 43. Ra5 Ra2 44. h3 Ra3 45. e5 Kf7 46. Ra6 Ke8 47. Ra7 Ra1 48. Kf4 a3 49. Kg5 a2 50. g4 Re1 51. Rxa2 Rxe5+ 52. Kh4 Kf7 53. Ra7+ Kg8 54. Rb7 h6 55. Rb6 Kf7 56. Kg3 Re3+ 57. Kh4 *", + "Moves": "g6g5 h4h5 e3h3", + "MovesSAN": "g5+ Kh5 Rxh3#", + "Themes": "deflection endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "r1b4k/5pbp/2P2Bp1/3P4/5PPK/P1QPq2P/1P4B1/R7 b - - 4 33", + "PGN": "1. e4 c5 2. f4 d5 3. exd5 Nf6 4. c4 Bf5 5. Nf3 Na6 6. a3 Nc7 7. Nc3 g6 8. d3 Bg7 9. Be3 b6 10. Qa4+ Bd7 11. Qc2 O-O 12. Ne5 Bf5 13. h3 b5 14. g4 Bc8 15. Bxc5 a5 16. Nc6 Qd7 17. Kf2 Bb7 18. Nxe7+ Kh8 19. Bg2 Rfe8 20. Rhe1 Na6 21. Bd4 Rxe7 22. Rxe7 Qxe7 23. Nxb5 Rc8 24. Qd2 Qd7 25. Qxa5 Ra8 26. Qc3 Nc7 27. Nxc7 Qxc7 28. Be5 Qb6+ 29. c5 Qa6 30. c6 Bc8 31. Bxf6 Qb6+ 32. Kg3 Qe3+ 33. Kh4 *", + "Moves": "e3f2 h4g5 h7h6", + "MovesSAN": "Qf2+ Kg5 h6#", + "Themes": "fork mate mateIn2 middlegame short" + }, + { + "FEN": "8/7p/8/3B4/P1P2k2/3b2R1/r5PP/6K1 b - - 2 43", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Bb4 5. Qa4+ Nc6 6. e3 Bd7 7. Qc2 Ne4 8. Bd3 f5 9. Qb3 Qe7 10. O-O Na5 11. Qc2 c6 12. Ne5 Bd6 13. f3 Nxc3 14. Qxc3 Bxe5 15. dxe5 b6 16. b4 Nb7 17. Ba3 Rc8 18. Rac1 O-O 19. e4 fxe4 20. fxe4 d4 21. Qxd4 c5 22. bxc5 Nxc5 23. Be2 Bc6 24. Bxc5 Qxc5 25. Qxc5 bxc5 26. Bf3 Rfd8 27. Rfd1 Kf8 28. Rd6 Rxd6 29. exd6 e5 30. Rf1 Ke8 31. Bg4 Rd8 32. Rf5 Rxd6 33. Rxe5+ Kd8 34. Rxc5 Bxe4 35. Rc8+ Ke7 36. Rc7+ Kf6 37. Rxa7 Rd2 38. Bf3 Bd3 39. Bd5 g5 40. a4 Ke5 41. Rg7 Ra2 42. Rxg5+ Kf4 43. Rg3 *", + "Moves": "a2a1 g1f2 a1f1", + "MovesSAN": "Ra1+ Kf2 Rf1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "2r3k1/2r2pp1/4p3/5Q1p/8/3P2P1/PP1b1P1P/1K1R1B1R b - - 0 22", + "PGN": "1. e4 d5 2. exd5 c6 3. dxc6 Nf6 4. cxb7 Bxb7 5. Nc3 Nbd7 6. d3 Rc8 7. Be3 e6 8. Bxa7 Bd6 9. Be3 Bb8 10. Qd2 h5 11. O-O-O Nc5 12. Bxc5 Rxc5 13. Nf3 Nd5 14. Nxd5 Qxd5 15. Qb4 O-O 16. c4 Qf5 17. Qxb7 Bf4+ 18. Kb1 Rxc4 19. Nd2 Rc7 20. Qf3 Rfc8 21. g3 Bxd2 22. Qxf5 *", + "Moves": "c7c1 d1c1 c8c1", + "MovesSAN": "Rc1+ Rxc1 Rxc1#", + "Themes": "mate mateIn2 middlegame queensideAttack short" + }, + { + "FEN": "5rk1/4R2p/1p1p2p1/8/P5Pn/1P3P2/2r4P/R4BK1 b - - 1 25", + "PGN": "1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. e3 Nf6 6. Nge2 d6 7. b3 Bg4 8. Bb2 O-O 9. O-O e5 10. f3 Be6 11. d4 cxd4 12. exd4 exd4 13. Nxd4 Rc8 14. Nxe6 fxe6 15. Nd5 Nxd5 16. cxd5 exd5 17. Bxg7 Kxg7 18. Qxd5 Ne7 19. Qxb7 Rc2 20. a4 Kg8 21. Rfe1 Nf5 22. g4 Nh4 23. Re7 Qb6+ 24. Qxb6 axb6 25. Bf1 *", + "Moves": "h4f3 g1h1 c2h2", + "MovesSAN": "Nxf3+ Kh1 Rxh2#", + "Themes": "arabianMate endgame mate mateIn2 short" + }, + { + "FEN": "2R5/p5pk/2p2q1p/7K/1P3P2/P2Q2bP/8/8 b - - 1 39", + "PGN": "1. d3 e5 2. e4 c6 3. Nc3 d5 4. exd5 cxd5 5. Bd2 d4 6. Ne4 Nf6 7. Be2 Nxe4 8. dxe4 Bc5 9. Nf3 Nc6 10. O-O h6 11. Bb5 O-O 12. Bxc6 bxc6 13. Nxe5 Qe7 14. f4 Bb7 15. a3 f6 16. Nf3 Qxe4 17. b4 Bb6 18. c3 dxc3+ 19. Kh1 cxd2 20. Nxd2 Qd4 21. Qe2 Rfe8 22. Qf3 Re3 23. Qg4 Qxd2 24. Rad1 Qc3 25. Rd7 f5 26. Qxf5 Qf6 27. Qg4 Ba6 28. Rfd1 Rae8 29. h3 Re1+ 30. Rxe1 Rxe1+ 31. Kh2 Bg1+ 32. Kg3 Qc3+ 33. Kh4 Bf2+ 34. g3 Bc8 35. Rd8+ Kh7 36. Rxc8 Qf6+ 37. Kh5 Rd1 38. Qxd1 Bxg3 39. Qd3+ *", + "Moves": "g7g6 d3g6 f6g6", + "MovesSAN": "g6+ Qxg6+ Qxg6#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "6k1/1p1rpp1p/p1q2bp1/r7/8/1Qp2P2/B5PP/KR5R w - - 10 30", + "PGN": "1. e4 c5 2. d4 cxd4 3. Qxd4 d6 4. c4 Nf6 5. Qd1 g6 6. f3 Bg7 7. Nc3 O-O 8. Bg5 Nc6 9. Bxf6 Bxf6 10. Qb3 a6 11. a4 Nd4 12. Qd1 Be6 13. Nge2 Nc6 14. Qc2 Bxc4 15. O-O-O Nb4 16. Qd2 Bb3 17. Re1 Rc8 18. Nd4 Na2+ 19. Kb1 Nxc3+ 20. bxc3 Bxa4 21. e5 dxe5 22. Qa2 Qb6+ 23. Ka1 exd4 24. Qxa4 dxc3 25. Qc2 Rc5 26. Bc4 Ra5+ 27. Ba2 Rd8 28. Rb1 Qc6 29. Qb3 Rd7 *", + "Moves": "b3f7 g8h8 f7f8", + "MovesSAN": "Qxf7+ Kh8 Qf8#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "3r2k1/p2q4/4p1p1/4b1Qp/1P2P3/7P/5PP1/1R1R2K1 b - - 0 27", + "PGN": "1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Nf3 Bg4 8. Be2 c5 9. Rb1 b6 10. Be3 O-O 11. O-O Nc6 12. dxc5 bxc5 13. Bxc5 Qa5 14. Bb4 Nxb4 15. cxb4 Qxa2 16. Qb3 Qxe2 17. Rfe1 Qb5 18. h3 Be6 19. Qe3 Rfd8 20. Rec1 Rd3 21. Qf4 Rad8 22. Ng5 Be5 23. Qh4 h5 24. Nxe6 fxe6 25. Qxe7 Qd7 26. Qg5 Rd1+ 27. Rxd1 *", + "Moves": "d7d1 b1d1 d8d1", + "MovesSAN": "Qxd1+ Rxd1 Rxd1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "4k3/pp3p2/2p1r3/4q3/4P3/5PQ1/6PP/3R3K w - - 7 37", + "PGN": "1. d4 d5 2. c4 e6 3. Nc3 Bb4 4. cxd5 Qxd5 5. f3 Nc6 6. a3 Qxd4 7. axb4 Qxb4 8. Ra4 Qb6 9. e3 Nf6 10. Bb5 O-O 11. Nge2 Nd5 12. Bxc6 Qxc6 13. O-O Bd7 14. Rh4 Rad8 15. Qd3 Nf6 16. Ng3 Qb6 17. Nh5 Nxh5 18. Rxh5 h6 19. Qe4 Bc6 20. Qg4 Kh8 21. Kh1 Rd6 22. e4 e5 23. Bxh6 Rxh6 24. Rxh6+ gxh6 25. Qh5 Kh7 26. Qf5+ Kg8 27. Qxe5 Re8 28. Qh5 Qxb2 29. Nd5 Bxd5 30. Qxd5 c6 31. Qd7 Kf8 32. Qd6+ Re7 33. Qxh6+ Ke8 34. Rd1 Re6 35. Qh4 Qf6 36. Qg3 Qe5 *", + "Moves": "g3g8 e8e7 g8d8", + "MovesSAN": "Qg8+ Ke7 Qd8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "6r1/R7/R7/2B4k/3pB1pp/3P4/6PK/2r5 b - - 1 48", + "PGN": "1. f4 d5 2. Nf3 Nc6 3. e3 Bg4 4. d3 Bxf3 5. Qxf3 Qd7 6. a3 O-O-O 7. b4 d4 8. e4 Nf6 9. Be2 h6 10. O-O e6 11. e5 Nd5 12. b5 Nce7 13. Bd2 f6 14. a4 h5 15. Na3 h4 16. h3 Ng6 17. a5 Bxa3 18. Rxa3 Qxb5 19. Rb3 Qa6 20. f5 exf5 21. Qxf5+ Kb8 22. Qxg6 Rhg8 23. Bf3 c6 24. e6 c5 25. Rfb1 b6 26. e7 Nxe7 27. Bf4+ Kc8 28. axb6 Nxg6 29. b7+ Qxb7 30. Bxb7+ Kd7 31. Bh2 Ke6 32. Be4 f5 33. Bf3 Ne5 34. Re1 Kf6 35. Bxe5+ Kg6 36. Bf4 Rde8 37. Ra1 Re7 38. Ra6+ Kh7 39. Rba3 g5 40. Bd6 Re1+ 41. Kf2 Rc1 42. Rxa7+ Kh6 43. Bxc5 Rxc2+ 44. Kg1 Rc1+ 45. Kh2 g4 46. R3a6+ Kh5 47. hxg4+ fxg4 48. Be4 *", + "Moves": "g4g3 h2h3 c1h1", + "MovesSAN": "g3+ Kh3 Rh1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "4Qbk1/7p/1pnNp1p1/8/8/3r3q/PP2KP1P/4R3 w - - 2 30", + "PGN": "1. e4 b6 2. Bc4 Bb7 3. Bd5 c6 4. Bxf7+ Kxf7 5. Qh5+ g6 6. Qf3+ Nf6 7. Qb3+ e6 8. Nf3 Bg7 9. Ne5+ Ke7 10. Qb4+ c5 11. Qc4 Nxe4 12. Nf3 Rf8 13. O-O Ba6 14. Qxe4 Bxf1 15. Qxa8 Bb5 16. Qxa7 Bc6 17. Nc3 Kf7 18. d4 Bxf3 19. gxf3 Kg8 20. Qb7 cxd4 21. Nb5 Nc6 22. Bf4 Rxf4 23. Re1 Rxf3 24. Nd6 Qg5+ 25. Kf1 Qh4 26. Qxd7 Qh3+ 27. Ke2 d3+ 28. cxd3 Rxd3 29. Qe8+ Bf8 *", + "Moves": "e8f7 g8h8 f7f8", + "MovesSAN": "Qf7+ Kh8 Qxf8#", + "Themes": "deflection mate mateIn2 middlegame short" + }, + { + "FEN": "5r1k/1q4pp/p7/1pp5/6B1/3P2BP/PPP2Q1K/4Rb2 b - - 0 25", + "PGN": "1. e4 c5 2. f4 e6 3. d3 d6 4. Be2 a6 5. Be3 b5 6. Nc3 Bb7 7. Nf3 Nd7 8. O-O Ngf6 9. h3 Be7 10. e5 dxe5 11. Nxe5 Nd5 12. Nxd5 Bxd5 13. Nxd7 Qxd7 14. Bg4 O-O 15. f5 Qb7 16. Rf2 Bh4 17. fxe6 Bxf2+ 18. Bxf2 fxe6 19. Bg3 Bxg2 20. Kh2 Bf1 21. Qd2 Rf6 22. Re1 Raf8 23. Bxe6+ Kh8 24. Bg4 Rf2+ 25. Qxf2 *", + "Moves": "f8f2 g3f2 b7g2", + "MovesSAN": "Rxf2+ Bxf2 Qg2#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "3rkr2/1Q3ppp/2N2n2/4p3/2q3b1/8/PP3PPP/R1B2RK1 b - - 2 18", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 d6 5. d4 exd4 6. cxd4 Bb6 7. d5 Ne5 8. Nxe5 dxe5 9. O-O Nf6 10. Nc3 Bg4 11. Qb3 Rg8 12. d6 Rf8 13. dxc7 Qxc7 14. Nb5 Qc6 15. Nxa7 Qxe4 16. Qxb6 Qxc4 17. Qxb7 Rd8 18. Nc6 *", + "Moves": "c4f1 g1f1 d8d1", + "MovesSAN": "Qxf1+ Kxf1 Rd1#", + "Themes": "attraction kingsideAttack mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "8/5p1k/2N3pp/8/P7/3Q4/1r4rP/2RK4 b - - 1 41", + "PGN": "1. e4 Nc6 2. Nf3 e5 3. d4 exd4 4. Nxd4 Bb4+ 5. c3 Bc5 6. Nxc6 bxc6 7. Be3 Bb6 8. Bc4 d6 9. O-O Nf6 10. e5 Bg4 11. Qd2 Bxe3 12. fxe3 Nd5 13. exd6 cxd6 14. Bxd5 cxd5 15. Qxd5 Be6 16. Qb5+ Bd7 17. Qe2 O-O 18. Nd2 Rb8 19. b4 a5 20. a3 Bb5 21. Qf3 Bxf1 22. Rxf1 axb4 23. cxb4 Qd7 24. Ne4 Rb5 25. Ra1 Re5 26. Nc3 Qa7 27. a4 Qxe3+ 28. Qxe3 Rxe3 29. Nd5 Rd3 30. Ne7+ Kh8 31. b5 Re8 32. Nc6 Rd2 33. b6 Ree2 34. b7 Rxg2+ 35. Kf1 Rdf2+ 36. Ke1 h6 37. b8=Q+ Kh7 38. Qxd6 Re2+ 39. Kd1 Rb2 40. Qd3+ g6 41. Rc1 *", + "Moves": "g2g1 d3f1 g1f1", + "MovesSAN": "Rg1+ Qf1 Rxf1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "4r1k1/p1Q2ppp/8/3p1n2/8/P6P/1PP2qP1/R1K4R b - - 0 22", + "PGN": "1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nc3 Bb4 5. Bd2 Nc6 6. a3 Be7 7. Bb5 Bf6 8. Nf3 Ne7 9. Bxc6+ bxc6 10. Bf4 Bg4 11. h3 Bxf3 12. Qxf3 Bxd4 13. Qg3 Nf5 14. Qd3 Bxc3+ 15. Qxc3 O-O 16. Qxc6 Re8+ 17. Kd1 Qe7 18. Qc3 Qe2+ 19. Kc1 Qxf2 20. Bxc7 Rac8 21. Qa5 Rxc7 22. Qxc7 *", + "Moves": "e8e1 h1e1 f2e1", + "MovesSAN": "Re1+ Rxe1 Qxe1#", + "Themes": "endgame mate mateIn2 queensideAttack short" + }, + { + "FEN": "3r2k1/r2P1pp1/p1n2q1p/1p6/1P2R3/P4N2/5PPP/1B1Q2K1 w - - 1 21", + "PGN": "1. d4 d5 2. Bf4 Nf6 3. Nf3 e6 4. e3 Bd7 5. Nbd2 a6 6. a3 h6 7. c4 dxc4 8. Bxc4 Nc6 9. O-O Bd6 10. Bxd6 cxd6 11. b4 b5 12. Ba2 O-O 13. Re1 d5 14. e4 dxe4 15. Nxe4 Nxe4 16. Rxe4 Qf6 17. Bb1 Rfd8 18. d5 Qxa1 19. dxe6 Qf6 20. exd7 Ra7 *", + "Moves": "e4e8 d8e8 d7e8q", + "MovesSAN": "Re8+ Rxe8 dxe8=Q#", + "Themes": "advancedPawn kingsideAttack mate mateIn2 middlegame promotion short" + }, + { + "FEN": "2r2r2/pp4pk/5q1p/4p3/4P3/2P5/P2Q2PP/R4R1K b - - 0 26", + "PGN": "1. e4 e5 2. Bc4 Nf6 3. Nc3 Nxe4 4. Bxf7+ Kxf7 5. Nxe4 d5 6. Nc3 Kg8 7. d3 Bd6 8. Nxd5 h6 9. Nc3 Nc6 10. Ne4 Kh7 11. Ne2 Rf8 12. O-O Bf5 13. N2g3 Bg6 14. Nxd6 cxd6 15. Be3 d5 16. Qc1 Rc8 17. Kh1 Qh4 18. f3 d4 19. Bf2 Qe7 20. Ne4 Nb4 21. c3 Nxd3 22. Qd2 Nxf2+ 23. Nxf2 dxc3 24. bxc3 Qf6 25. Ne4 Bxe4 26. fxe4 *", + "Moves": "f6f1 a1f1 f8f1", + "MovesSAN": "Qxf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "7k/p4rp1/1pR2NR1/1n2P2p/3P1n1r/5P2/8/6K1 w - - 0 60", + "PGN": "1. e4 c6 2. d4 d5 3. e5 Bf5 4. Bd3 Bxd3 5. Qxd3 e6 6. c4 dxc4 7. Qxc4 Ne7 8. Nc3 Nd5 9. Nf3 Be7 10. Ne4 O-O 11. O-O Nd7 12. a3 Rc8 13. b4 Re8 14. Re1 Nf8 15. Nc5 Qc7 16. Be3 Ng6 17. g3 Red8 18. Bg5 Nb6 19. Qc3 h6 20. Bxe7 Nxe7 21. Ne4 Nbd5 22. Qd2 Nf5 23. g4 Nfe7 24. Nd6 Rb8 25. h3 Nc8 26. Ne4 Ncb6 27. Rac1 Qd7 28. Nc5 Qe7 29. g5 h5 30. g6 fxg6 31. Ng5 Nc7 32. h4 Rf8 33. Qd3 Rf5 34. Nce4 Rbf8 35. Re3 Nbd5 36. Rf3 Nf4 37. Qd1 Nfd5 38. Rg3 Rf4 39. Rh3 Rg4+ 40. Kh1 Nf4 41. Rh2 Nfd5 42. f3 Rgf4 43. Qb3 Nb5 44. Rd1 Rd8 45. a4 Nbc7 46. b5 cxb5 47. axb5 Qb4 48. Qxb4 Nxb4 49. Rc1 Nbd5 50. Rc5 b6 51. Rc6 Re8 52. Rhc2 Re7 53. Rd6 Rxh4+ 54. Kg1 Re8 55. Rcc6 Nxb5 56. Rxe6 Rf8 57. Rxg6 Nf4 58. Nf6+ Kh8 59. Nf7+ Rxf7 *", + "Moves": "c6c8 f7f8 c8f8", + "MovesSAN": "Rc8+ Rf8 Rxf8#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "3r1r2/1Rpk1p1p/4pQ2/3q4/3P1B2/3K3P/P1n2PP1/8 w - - 2 30", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. Nf3 Nf6 5. d3 Bg4 6. Bd2 Nc6 7. Be2 e6 8. h3 Bh5 9. Ne4 Qd5 10. Nxf6+ gxf6 11. Nh4 Qe5 12. Be3 Bxe2 13. Qxe2 Qxb2 14. O-O O-O-O 15. Rfb1 Qe5 16. Qf3 Bd6 17. Bxa7 Kd7 18. Be3 Nb4 19. d4 Qh2+ 20. Kf1 Nxc2 21. Rxb7 Qh1+ 22. Ke2 Qxa1 23. Qxf6 Qe1+ 24. Kf3 Qd1+ 25. Ke4 Rhf8 26. Nf5 Qh5 27. Nxd6 Qd5+ 28. Kd3 Kxd6 29. Bf4+ Kd7 *", + "Moves": "b7c7 d7e8 c7e7", + "MovesSAN": "Rxc7+ Ke8 Re7#", + "Themes": "fork mate mateIn2 middlegame short" + }, + { + "FEN": "6k1/pp3pp1/6qp/8/3N1n2/1BP2P1b/PP5P/4R1QK b - - 0 29", + "PGN": "1. e4 c5 2. c3 e6 3. d4 d5 4. exd5 exd5 5. Nf3 Nc6 6. Bb5 Bd6 7. O-O Ne7 8. dxc5 Bxc5 9. Nbd2 O-O 10. Nb3 Bd6 11. Bd3 h6 12. Nfd4 Ne5 13. Bc2 Bg4 14. f3 Bd7 15. Bf4 Qc7 16. Bg3 Rae8 17. Re1 Nc4 18. Bxd6 Qxd6 19. Qc1 Ng6 20. Rxe8 Rxe8 21. Nd2 Nf4 22. Nxc4 dxc4 23. Qf1 Qb6 24. Qxc4 Re2 25. Bb3 Rxg2+ 26. Kh1 Qg6 27. Qf1 Bh3 28. Re1 Rg1+ 29. Qxg1 *", + "Moves": "h3g2 g1g2 g6g2", + "MovesSAN": "Bg2+ Qxg2 Qxg2#", + "Themes": "master mate mateIn2 middlegame short" + }, + { + "FEN": "r3k1nr/p3q1pp/8/3pbp2/8/2N5/PPP2PP1/R1B1QR1K b kq - 3 17", + "PGN": "1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nf3 e6 5. Nc3 c5 6. Bb5+ Nc6 7. dxc5 Bxc5 8. Bxc6+ bxc6 9. O-O f6 10. Ne2 fxe5 11. Nxe5 Bd6 12. Nxc6 Qc7 13. Ncd4 Bxh2+ 14. Kh1 Be5 15. Nxf5 exf5 16. Qe1 Qe7 17. Nc3 *", + "Moves": "e7h4 h1g1 h4h2", + "MovesSAN": "Qh4+ Kg1 Qh2#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "r5k1/5ppp/4p3/8/1Q1P4/4P3/5PPP/6K1 b - - 0 30", + "PGN": "1. d4 d5 2. Bf4 Nf6 3. e3 e6 4. c3 c5 5. Nf3 Nbd7 6. Nbd2 a6 7. Ne5 Nxe5 8. Bxe5 Bd7 9. Nf3 Rc8 10. Rc1 Be7 11. b3 O-O 12. Bd3 c4 13. bxc4 dxc4 14. Be2 b5 15. O-O Qa5 16. Qc2 Bc6 17. Nd2 Nd5 18. a4 Nxc3 19. Qxc3 Bb4 20. Nxc4 bxc4 21. Qxc4 Bb7 22. Qb3 Bd5 23. Bc4 Bxc4 24. Rxc4 Rxc4 25. Qxc4 Qxa4 26. Rb1 a5 27. Bd6 Ra8 28. Bxb4 axb4 29. Rxb4 Qxb4 30. Qxb4 *", + "Moves": "a8a1 b4b1 a1b1", + "MovesSAN": "Ra1+ Qb1 Rxb1#", + "Themes": "backRankMate endgame mate mateIn2 queenRookEndgame short" + }, + { + "FEN": "7k/p5rp/1p2pQ2/3pP3/P2P4/1N1q2P1/P5K1/4R3 b - - 0 37", + "PGN": "1. d4 d5 2. Nc3 Nf6 3. Nf3 Bf5 4. e3 e6 5. Bd3 Bg6 6. O-O Nbd7 7. Bd2 Be7 8. Re1 Bxd3 9. cxd3 O-O 10. e4 Nb6 11. Bf4 c6 12. b3 Re8 13. Na4 Bb4 14. Re2 Nxa4 15. bxa4 Qb6 16. Rb1 Qa5 17. Bd2 Bxd2 18. Nxd2 Qc7 19. Nb3 Red8 20. Nc5 b6 21. Nb3 Qf4 22. Qc2 Ng4 23. g3 Qh6 24. h4 g5 25. Kg2 gxh4 26. Rh1 Qf6 27. Rxh4 Nh6 28. Qc1 Kg7 29. e5 Qg6 30. Qxc6 Qxd3 31. Re1 Nf5 32. Rg4+ Kh8 33. Qc7 Rg8 34. Rxg8+ Rxg8 35. Qxf7 Nxg3 36. Qf6+ Rg7 37. fxg3 *", + "Moves": "d3g3 g2f1 g3g2", + "MovesSAN": "Qxg3+ Kf1 Qg2#", + "Themes": "endgame fork mate mateIn2 short" + }, + { + "FEN": "3r3k/5Qpp/4p2q/8/P2p4/1P6/K4R2/8 w - - 7 39", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd8 4. Nf3 Nf6 5. d4 Bf5 6. Bg5 Nc6 7. Qd2 e6 8. O-O-O Be7 9. Bb5 O-O 10. Bxc6 bxc6 11. Ne5 Qd6 12. h3 Nd5 13. Nxd5 cxd5 14. g4 Be4 15. f3 Bxg5 16. Qxg5 f6 17. Qh4 Bxc2 18. Kxc2 fxe5 19. dxe5 Qxe5 20. Kb1 Rxf3 21. Rhe1 Re3 22. Rxe3 Qxe3 23. Re1 Qd2 24. Qg3 Rb8 25. b3 Rb6 26. h4 Ra6 27. a4 Rc6 28. Qe3 Qc2+ 29. Ka1 Rb6 30. Rb1 c5 31. Rb2 Qd1+ 32. Ka2 Qxg4 33. Qxc5 Qxh4 34. Qc7 d4 35. Qxa7 Rd6 36. Rg2 Qh6 37. Rf2 Rd8 38. Qf7+ Kh8 *", + "Moves": "f7f8 d8f8 f2f8", + "MovesSAN": "Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate endgame mate mateIn2 sacrifice short" + }, + { + "FEN": "r5kq/2p2R1p/4r1pQ/8/4P3/3P4/1p2n1PP/5R1K w - - 0 31", + "PGN": "1. e4 e6 2. Nf3 d5 3. d3 d4 4. Na3 Nc6 5. Bd2 Bxa3 6. bxa3 e5 7. Bb4 Bg4 8. Be2 a5 9. Bd2 a4 10. O-O Qd6 11. c3 Bxf3 12. Bxf3 Qxa3 13. cxd4 Nxd4 14. Bc1 Qd6 15. Bg4 Nf6 16. Bh3 O-O 17. f4 Nd7 18. fxe5 Nxe5 19. Bf4 Rfe8 20. Qh5 g6 21. Qd1 b5 22. Qd2 b4 23. Rf2 b3 24. axb3 axb3 25. Raf1 Qc5 26. Bxe5 Qxe5 27. Rxf7 b2 28. Qh6 Ne2+ 29. Kh1 Qh8 30. Be6 Rxe6 *", + "Moves": "f7f8 a8f8 h6f8", + "MovesSAN": "Rf8+ Rxf8 Qxf8#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "5k2/pb4p1/1p1b2Qp/3p4/3P1q2/2P2N1P/PP3PP1/1B4K1 b - - 4 28", + "PGN": "1. d4 d5 2. Nf3 e6 3. Bf4 Nf6 4. h3 Be7 5. e3 O-O 6. c3 Nbd7 7. Nbd2 c5 8. Bd3 h6 9. Rc1 cxd4 10. exd4 b6 11. O-O Bb7 12. Re1 Rc8 13. Bb1 Re8 14. Ne5 Nxe5 15. Bxe5 Nd7 16. Qc2 f5 17. Bg3 Nf6 18. Rxe6 Bf8 19. Rxe8 Qxe8 20. Be5 Qf7 21. Qxf5 Re8 22. Bxf6 Qxf6 23. Qh7+ Kf7 24. Nf3 Bd6 25. Re1 Rxe1+ 26. Nxe1 Qf4 27. Qg6+ Kf8 28. Nf3 *", + "Moves": "f4c1 f3e1 c1e1", + "MovesSAN": "Qc1+ Ne1 Qxe1#", + "Themes": "endgame kingsideAttack mate mateIn2 short" + }, + { + "FEN": "3r3k/6p1/7p/pp1r4/5Q2/P1P1PqP1/1R3P1P/R5K1 b - - 6 31", + "PGN": "1. d4 d5 2. c4 Nf6 3. Nf3 e6 4. Bf4 Bb4+ 5. Nc3 Ne4 6. Qb3 a5 7. a3 Bxc3+ 8. bxc3 O-O 9. e3 dxc4 10. Bxc4 Nc6 11. Bd3 Nd6 12. Qc2 h6 13. O-O f6 14. Rfb1 Rb8 15. Rb2 e5 16. dxe5 fxe5 17. Nxe5 Nxe5 18. Bxe5 Qg5 19. Qb3+ Kh8 20. Bxd6 cxd6 21. Qc2 Bh3 22. g3 Qf6 23. Bf1 Bf5 24. Qd2 Be4 25. Bg2 Bxg2 26. Kxg2 Qf3+ 27. Kg1 b5 28. Qxd6 Rbd8 29. Qc5 Rf5 30. Qc7 Rfd5 31. Qf4 *", + "Moves": "d5d1 a1d1 d8d1", + "MovesSAN": "Rd1+ Rxd1 Rxd1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "2R5/5pk1/5p2/3P2pp/7r/2P1QKP1/4B3/q7 b - - 0 41", + "PGN": "1. e4 c5 2. Be2 Nc6 3. d3 Nf6 4. f4 d6 5. Nf3 g6 6. O-O Bg7 7. c3 O-O 8. Kh1 Bg4 9. Be3 Rb8 10. Nbd2 b5 11. h3 Bxf3 12. Bxf3 Qc7 13. a3 a5 14. d4 Nd7 15. d5 Nd8 16. Rc1 b4 17. axb4 axb4 18. Nc4 bxc3 19. bxc3 Nb7 20. Qd3 Na5 21. Ra1 Nxc4 22. Qxc4 Nb6 23. Qd3 Ra8 24. Rfb1 Na4 25. Bd2 c4 26. Qe3 Nc5 27. Rxa8 Rxa8 28. Rb4 Nb3 29. Be2 Ra1+ 30. Kh2 Nxd2 31. Qxd2 Qa7 32. Rxc4 h5 33. h4 Bf6 34. Kg3 Rh1 35. Kf3 Rxh4 36. Qe3 Qa1 37. Rc8+ Kg7 38. e5 dxe5 39. fxe5 g5 40. exf6+ exf6 41. g3 *", + "Moves": "a1h1 f3f2 h4h2", + "MovesSAN": "Qh1+ Kf2 Rh2#", + "Themes": "endgame master mate mateIn2 short" + }, + { + "FEN": "8/2Q4p/p5p1/1p1q4/1k6/6P1/1P3K1P/8 w - - 8 41", + "PGN": "1. d4 d5 2. c4 e6 3. Nc3 Be7 4. Nf3 Nf6 5. Bf4 O-O 6. e3 Nbd7 7. Bd3 b6 8. O-O Bb7 9. Ne5 c5 10. Bc2 g6 11. Qd3 Re8 12. Rac1 Rc8 13. Rfd1 cxd4 14. exd4 dxc4 15. Nxc4 a6 16. Nd6 Bxd6 17. Bxd6 b5 18. Be5 Nxe5 19. dxe5 Nd5 20. Nxd5 Bxd5 21. Bb3 Rxc1 22. Rxc1 Bxb3 23. Qxb3 Qg5 24. Re1 Rc8 25. Qd3 Rc1 26. Qe2 Kg7 27. g3 Rxe1+ 28. Qxe1 Qf5 29. Qe2 Qb1+ 30. Kg2 Qxa2 31. f4 Qd5+ 32. Kf2 f6 33. exf6+ Kxf6 34. Qe3 e5 35. Qb6+ Qe6 36. fxe5+ Kxe5 37. Qc5+ Qd5 38. Qe3+ Kd6 39. Qf4+ Kc5 40. Qc7+ Kb4 *", + "Moves": "c7c3 b4a4 c3a3", + "MovesSAN": "Qc3+ Ka4 Qa3#", + "Themes": "endgame mate mateIn2 queenEndgame short" + }, + { + "FEN": "rn1qkbnr/pp2p2b/2p1Pp1p/3p3p/3P3P/8/PPP1BPP1/RNB1K1NR w KQkq - 0 9", + "PGN": "1. e4 c6 2. d4 d5 3. e5 Bf5 4. h4 h6 5. Qf3 Bh7 6. e6 f6 7. Qh5+ g6 8. Be2 gxh5 *", + "Moves": "e2h5 h7g6 h5g6", + "MovesSAN": "Bxh5+ Bg6 Bxg6#", + "Themes": "mate mateIn2 opening short" + }, + { + "FEN": "2kr3r/p1p1Rppp/2p5/8/2P5/8/PPP2PPP/R1B3K1 b - - 0 15", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd8 4. Bc4 e5 5. Qf3 Qf6 6. Nd5 Qxf3 7. Nxf3 Bd6 8. O-O Be6 9. d3 Ne7 10. Nxe7 Bxc4 11. dxc4 Bxe7 12. Nxe5 Nc6 13. Nxc6 bxc6 14. Re1 O-O-O 15. Rxe7 *", + "Moves": "d8d1 e7e1 d1e1", + "MovesSAN": "Rd1+ Re1 Rxe1#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "3br2k/5Qpp/4p3/1qppP3/p2P4/2B5/PP4PP/5R1K w - - 2 26", + "PGN": "1. e4 e5 2. Bc4 c6 3. d4 d5 4. exd5 cxd5 5. Bb5+ Nc6 6. dxe5 Bc5 7. c3 Be6 8. Nf3 Qb6 9. Bxc6+ bxc6 10. O-O a5 11. Nd4 Ne7 12. Nxe6 fxe6 13. Qg4 Nf5 14. Nd2 O-O 15. Nb3 Bxf2+ 16. Kh1 Rae8 17. Rb1 Bh4 18. Bd2 Bd8 19. Nd4 Nxd4 20. Rxf8+ Kxf8 21. cxd4 Kg8 22. Bc3 a4 23. Rf1 Qb5 24. Qf3 c5 25. Qf7+ Kh8 *", + "Moves": "f7f8 e8f8 f1f8", + "MovesSAN": "Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate endgame mate mateIn2 sacrifice short" + }, + { + "FEN": "7k/2pR1rpp/8/4P3/1p6/7P/Pq4P1/7K w - - 0 30", + "PGN": "1. d4 e5 2. dxe5 Nc6 3. f4 d6 4. exd6 Bxd6 5. Nf3 Nge7 6. e4 O-O 7. Bc4 Bg4 8. O-O Bc5+ 9. Kh1 Nd4 10. Be2 Nxe2 11. Qxe2 Qd6 12. Nc3 a6 13. Be3 Bxe3 14. Qxe3 b5 15. Rad1 Qh6 16. h3 b4 17. Nd5 Nxd5 18. Rxd5 Rfe8 19. Rg5 Bxf3 20. Qxf3 f6 21. Rd5 Qg6 22. e5 fxe5 23. fxe5 Rf8 24. Qe2 Rxf1+ 25. Qxf1 Qxc2 26. Rd7 Rf8 27. Qxa6 Qxb2 28. Qc4+ Kh8 29. Qf7 Rxf7 *", + "Moves": "d7d8 f7f8 d8f8", + "MovesSAN": "Rd8+ Rf8 Rxf8#", + "Themes": "backRankMate endgame mate mateIn2 queenRookEndgame short" + }, + { + "FEN": "4r1k1/pp3ppp/n1pbq3/6B1/3P3N/P4Q1P/1P3PP1/R5K1 b - - 10 21", + "PGN": "1. d4 d5 2. Nf3 Bf5 3. e3 Nf6 4. c4 e6 5. Nc3 c6 6. cxd5 exd5 7. Bd3 Qd7 8. O-O Bxd3 9. Qxd3 Bd6 10. h3 O-O 11. Re1 Na6 12. a3 Rfe8 13. e4 dxe4 14. Nxe4 Nxe4 15. Rxe4 Rxe4 16. Qxe4 Re8 17. Qg4 Qe7 18. Bh6 Qf6 19. Bg5 Qg6 20. Nh4 Qe6 21. Qf3 *", + "Moves": "e6e1 a1e1 e8e1", + "MovesSAN": "Qe1+ Rxe1 Rxe1#", + "Themes": "kingsideAttack mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "8/8/1R6/6P1/8/1Nk5/Pb5r/1K6 b - - 0 36", + "PGN": "1. e4 e5 2. d4 Nf6 3. Bg5 exd4 4. e5 Qe7 5. Qe2 h6 6. exf6 Qxe2+ 7. Nxe2 hxg5 8. fxg7 Bxg7 9. Na3 d5 10. O-O-O c5 11. Nb5 Kd8 12. Nd6 Rf8 13. g3 Bg4 14. Nxb7+ Kc7 15. Nxc5 Bxe2 16. Bxe2 Kc6 17. Nb3 Re8 18. Rhe1 Kb6 19. Bf3 Rxe1 20. Rxe1 Nc6 21. Bxd5 Rd8 22. Bxc6 Kxc6 23. Re7 d3 24. cxd3 Rxd3 25. Rxf7 Bh8 26. Rxa7 Rf3 27. Ra8 Bg7 28. Na5+ Kb5 29. Nb3 Rxf2 30. Ra5+ Kb6 31. Rxg5 Bxb2+ 32. Kb1 Rxh2 33. Rg6+ Kb5 34. g4 Kb4 35. Rb6+ Kc3 36. g5 *", + "Moves": "h2h1 b3c1 h1c1", + "MovesSAN": "Rh1+ Nc1 Rxc1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "1k1r4/5R2/p1p5/1p2pN1p/4P2n/2Pr3P/PP3R1P/7K b - - 0 29", + "PGN": "1. e4 d6 2. f4 Nd7 3. d3 Ngf6 4. Nf3 e5 5. Be2 c6 6. O-O Qc7 7. Nc3 Be7 8. Bd2 a6 9. Kh1 b5 10. Ng5 h6 11. Nh3 Nf8 12. fxe5 dxe5 13. Bf3 Bc5 14. Ne2 Ng6 15. Ng3 Bxh3 16. gxh3 Nh4 17. Qe2 Qd7 18. Be3 Qd6 19. Bxc5 Qxc5 20. Rae1 g6 21. c3 O-O-O 22. Bg4+ Kb8 23. Rxf6 Rd6 24. Rxf7 Rhd8 25. Ref1 h5 26. Bxh5 gxh5 27. Nf5 Rxd3 28. Qf2 Qxf2 29. Rxf2 *", + "Moves": "d3d1 f2f1 d1f1", + "MovesSAN": "Rd1+ Rf1 Rxf1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r3k2r/pp4p1/2P1p3/P3Pp2/3P3b/1P2PB2/6PK/R1Q2R2 b kq - 0 28", + "PGN": "1. d4 c6 2. e3 d5 3. Bd3 Nf6 4. Nd2 Bg4 5. f3 Bh5 6. Nh3 Nbd7 7. Nf4 Bg6 8. Nxg6 hxg6 9. f4 Nb6 10. b3 Nh5 11. O-O e6 12. a4 Qh4 13. Nf3 Qg4 14. a5 Nd7 15. Bd2 Nhf6 16. h3 Qh5 17. Qc1 Ne4 18. Be1 f5 19. Ne5 Nxe5 20. fxe5 g5 21. c4 g4 22. h4 g3 23. Bxe4 Qxh4 24. Bxg3 Qxg3 25. Bf3 Be7 26. cxd5 Bh4 27. dxc6 Qh2+ 28. Kxh2 *", + "Moves": "h4f2 f3h5 h8h5", + "MovesSAN": "Bf2+ Bh5+ Rxh5#", + "Themes": "discoveredAttack mate mateIn2 middlegame short" + }, + { + "FEN": "4n3/pQp2k1p/3r2p1/1Nb1p3/3nP3/6P1/PPP2P1P/2KR4 b - - 0 23", + "PGN": "1. e4 e5 2. Nf3 d6 3. d4 Bg4 4. dxe5 Bxf3 5. Qxf3 dxe5 6. Bd3 Nf6 7. Nc3 Bc5 8. Be3 b6 9. O-O-O O-O 10. Bc4 Qe7 11. Qg3 Nc6 12. Bh6 Nh5 13. Qg4 g6 14. Bxf8 Qxf8 15. Bd5 Qd6 16. g3 Nf6 17. Qe2 Rd8 18. Bxf7+ Kxf7 19. Rxd6 Rxd6 20. Rd1 Nd4 21. Qa6 b5 22. Qb7 Ne8 23. Nxb5 *", + "Moves": "d4e2 c1b1 d6d1", + "MovesSAN": "Ne2+ Kb1 Rxd1#", + "Themes": "backRankMate deflection discoveredAttack mate mateIn2 middlegame short" + }, + { + "FEN": "5r2/2Q3p1/3nkp2/1p6/2pPP1P1/2P3P1/1K6/5r2 w - - 3 46", + "PGN": "1. d4 Nf6 2. Nc3 d5 3. Bf4 c5 4. e3 e6 5. Nb5 Na6 6. c3 Be7 7. a4 O-O 8. Bd3 Bd7 9. Nf3 c4 10. Bc2 Bxb5 11. axb5 Nc7 12. Ne5 Nxb5 13. Qf3 Nd6 14. Qh3 Re8 15. g4 Nfe4 16. f3 Bh4+ 17. Bg3 Qg5 18. Ke2 Bxg3 19. hxg3 Nf6 20. Bxh7+ Kf8 21. f4 Qh6 22. Qg2 Qxh7 23. Nd7+ Ke7 24. Rxh7 Nxh7 25. Ne5 Nf6 26. f5 Rh8 27. fxe6 Kxe6 28. Rf1 Nfe4 29. Kd1 b5 30. Qf3 Raf8 31. Qf4 Rh2 32. Nf3 Rxb2 33. Ng5+ Kd7 34. Nxe4 Nxe4 35. Kc1 Ra2 36. Qe5 Ra1+ 37. Kb2 Rxf1 38. Qxd5+ Nd6 39. e4 f6 40. Qc5 a5 41. Qa7+ Ke8 42. Qc5 Ke7 43. Qa7+ Ke8 44. Qxa5 Ke7 45. Qc7+ Ke6 *", + "Moves": "d4d5 e6e5 c7e7", + "MovesSAN": "d5+ Ke5 Qe7#", + "Themes": "endgame master mate mateIn2 short" + }, + { + "FEN": "r3kbnr/pp3ppp/8/q3Pb2/1nNp4/1Q3N2/PP2PPPP/R1B1KB1R b KQkq - 9 10", + "PGN": "1. d4 d5 2. c4 c6 3. Nc3 e5 4. cxd5 cxd5 5. dxe5 d4 6. Nb1 Qa5+ 7. Nd2 Nc6 8. Nf3 Bf5 9. Qb3 Nb4 10. Nc4 *", + "Moves": "b4d3 e1d1 d3f2", + "MovesSAN": "Nd3+ Kd1 Nxf2#", + "Themes": "deflection doubleCheck mate mateIn2 opening short" + }, + { + "FEN": "2r3k1/pQ3ppp/4b3/6q1/8/1P6/P4PPP/4R1K1 w - - 0 23", + "PGN": "1. e3 d5 2. d4 c5 3. c4 dxc4 4. Bxc4 e6 5. Nf3 Nf6 6. Nc3 Nc6 7. O-O cxd4 8. exd4 Bd6 9. Bg5 O-O 10. d5 exd5 11. Nxd5 Be7 12. Nxe7+ Qxe7 13. Re1 Qc5 14. Bb3 Nd7 15. Ba4 Nde5 16. Rc1 Nxf3+ 17. Qxf3 Qxg5 18. Bxc6 bxc6 19. Qxc6 Be6 20. b3 Rfc8 21. Qb7 Rab8 22. Rxc8+ Rxc8 *", + "Moves": "b7c8 e6c8 e1e8", + "MovesSAN": "Qxc8+ Bxc8 Re8#", + "Themes": "backRankMate endgame mate mateIn2 sacrifice short" + }, + { + "FEN": "1r3rk1/2p2pp1/pb1p3p/3N1Q2/1P2P3/6RP/P5PK/2q5 w - - 2 27", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 Nge7 5. O-O O-O 6. h3 h6 7. Nh2 d6 8. Ng4 a6 9. Nc3 Nd4 10. f4 exf4 11. Kh1 Bxg4 12. Qxg4 Nxc2 13. Bxf4 Ng6 14. Rac1 Nxf4 15. Rxc2 Ng6 16. Qf3 Ne5 17. Qf5 Nxc4 18. dxc4 b5 19. Nd5 bxc4 20. Rxc4 Rb8 21. b4 Bb6 22. Rf3 Qh4 23. Kh2 Qe1 24. Rf1 Qe2 25. Rf3 Qxc4 26. Rg3 Qc1 *", + "Moves": "d5f6 g8h8 f5h7", + "MovesSAN": "Nf6+ Kh8 Qh7#", + "Themes": "kingsideAttack mate mateIn2 middlegame pin short" + }, + { + "FEN": "3r2r1/pk6/1p2p3/2p1Q3/4P3/2P5/2P1RP1P/3R3K b - - 0 35", + "PGN": "1. e4 c5 2. Bc4 d6 3. Nf3 Nf6 4. Ng5 e6 5. O-O Be7 6. e5 dxe5 7. Bb5+ Bd7 8. Bxd7+ Qxd7 9. Qe2 Nc6 10. Nc3 O-O 11. d3 Nd5 12. Nf3 Bf6 13. Bg5 Bxg5 14. Nxg5 Rfe8 15. Qh5 h6 16. Nf3 Nxc3 17. bxc3 e4 18. dxe4 b6 19. Rad1 Qe7 20. a4 Na5 21. Rd2 Nc4 22. Re2 Qd7 23. g4 Qxa4 24. g5 hxg5 25. Nxg5 Qd7 26. Qh7+ Kf8 27. Qh8+ Ke7 28. Qxg7 Kd8 29. Nxf7+ Kc7 30. Qg3+ Kb7 31. Ne5 Nxe5 32. Qxe5 Rg8+ 33. Kh1 Rad8 34. Rg1 Qd1 35. Rxd1 *", + "Moves": "d8d1 e2e1 d1e1", + "MovesSAN": "Rxd1+ Re1 Rxe1#", + "Themes": "endgame mate mateIn2 queenRookEndgame short" + }, + { + "FEN": "6k1/5ppp/5p2/3q4/2R2PP1/2pP3b/2P1nK2/6R1 w - - 0 27", + "PGN": "1. a3 c5 2. b4 c4 3. Bb2 Nf6 4. Bxf6 exf6 5. e3 b5 6. h3 Be7 7. g4 Bb7 8. f3 O-O 9. d3 d5 10. Nc3 a6 11. Bg2 Re8 12. f4 Qd7 13. a4 Bxb4 14. Ne2 Rxe3 15. Rb1 Bxc3+ 16. Kf2 d4 17. Nxc3 Bxg2 18. Rg1 Bxh3 19. axb5 axb5 20. Nxb5 c3 21. Rb4 Nc6 22. Rc4 Qd5 23. Nxd4 Nxd4 24. Kxe3 Re8+ 25. Kf2 Re2+ 26. Qxe2 Nxe2 *", + "Moves": "c4c8 d5d8 c8d8", + "MovesSAN": "Rc8+ Qd8 Rxd8#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "1R6/2pbkppp/p1p2n2/8/4rQ2/8/6PP/4R2K b - - 0 24", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. O-O Bd6 6. d4 Qe7 7. dxe5 Bxe5 8. Nxe5 Qxe5 9. Nc3 Bd7 10. f4 Qc5+ 11. Kh1 O-O-O 12. Qf3 Nf6 13. Be3 Qb4 14. a3 Qxb2 15. Na4 Qxc2 16. Nc5 Rhe8 17. Rfc1 Qb2 18. Rab1 Qxa3 19. Nxb7 Rxe4 20. Nxd8 Qxe3 21. Qf1 Kxd8 22. Re1 Qxf4 23. Rb8+ Ke7 24. Qxf4 *", + "Moves": "e4e1 f4f1 e1f1", + "MovesSAN": "Rxe1+ Qf1 Rxf1#", + "Themes": "backRankMate endgame hangingPiece mate mateIn2 short" + }, + { + "FEN": "2R3Q1/kr3p2/p3p1p1/3qP3/8/6P1/5P1P/6K1 b - - 3 35", + "PGN": "1. Nf3 b6 2. c4 Bb7 3. g3 Bxf3 4. exf3 c5 5. Bg2 Nc6 6. O-O Nf6 7. f4 Qc7 8. Nc3 O-O-O 9. b3 e6 10. Bb2 d5 11. Nb5 Qb7 12. cxd5 Nxd5 13. d4 a6 14. Na3 cxd4 15. Rc1 Kb8 16. Nc4 b5 17. Ne5 Nxe5 18. fxe5 Be7 19. Bxd4 Rc8 20. a4 Rxc1 21. Qxc1 Rc8 22. Qd2 Bc5 23. axb5 Bxd4 24. Qxd4 Qxb5 25. Bxd5 Qxd5 26. Qb6+ Qb7 27. Qd6+ Ka7 28. Ra1 Rc6 29. Qd4+ Qb6 30. Qd7+ Rc7 31. Qd3 Rb7 32. Qxh7 g6 33. Qg8 Qxb3 34. Rc1 Qd5 35. Rc8 *", + "Moves": "b7b1 c8c1 b1c1", + "MovesSAN": "Rb1+ Rc1 Rxc1#", + "Themes": "endgame master mate mateIn2 short" + }, + { + "FEN": "2Q5/1p6/p1p2pp1/2P3kp/1P6/P5P1/5P1K/4q3 w - - 10 50", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd8 4. Bc4 Nf6 5. Nge2 c6 6. O-O Bf5 7. Ng3 Bg6 8. Re1 e6 9. d4 Be7 10. Bf4 Nbd7 11. Bd3 Bxd3 12. Qxd3 O-O 13. h3 Re8 14. Nge4 Nxe4 15. Nxe4 Nf6 16. Ng5 Bd6 17. Be5 h6 18. Nf3 Bxe5 19. Nxe5 Nd7 20. Rad1 Nxe5 21. Rxe5 Qf6 22. c3 Rad8 23. Qg3 Rd5 24. Rde1 Rxe5 25. Rxe5 Rd8 26. b4 Qe7 27. h4 a6 28. h5 Rd5 29. a3 Rxe5 30. Qxe5 f6 31. Qb8+ Kf7 32. Qh8 e5 33. dxe5 Qxe5 34. Qh7 Qxh5 35. Qe4 Qd1+ 36. Kh2 Qd6+ 37. g3 Qe6 38. Qd3 Qe7 39. c4 Ke8 40. c5 Qe1 41. Kg2 Kf7 42. Qd7+ Qe7 43. Qg4 g6 44. Qf4 h5 45. Qh6 Qe4+ 46. Kh2 Qe1 47. Qh7+ Ke6 48. Qg8+ Kf5 49. Qc8+ Kg5 *", + "Moves": "f2f4 g5h6 c8h8", + "MovesSAN": "f4+ Kh6 Qh8#", + "Themes": "endgame mate mateIn2 queenEndgame short" + }, + { + "FEN": "8/kpQR4/p2p1p2/3q4/2n5/8/P1P5/1KR5 b - - 1 38", + "PGN": "1. e4 e5 2. Nf3 d6 3. d4 exd4 4. Nxd4 Bd7 5. Nc3 Nc6 6. Be3 h6 7. Bc4 Nf6 8. Qd2 Be7 9. f3 O-O 10. O-O-O a6 11. h4 Nh7 12. g4 Bxh4 13. Rdg1 Bf6 14. Nf5 Ne5 15. Be2 Bb5 16. f4 Bxe2 17. Qxe2 Nc6 18. g5 Bxc3 19. bxc3 hxg5 20. fxg5 Ne5 21. Qh5 f6 22. Qxh7+ Kf7 23. g6+ Ke6 24. Qh3 Kd7 25. Nxg7+ Kc6 26. Ne6 Qe7 27. Nxf8 Rxf8 28. g7 Rg8 29. Qh8 Rxg7 30. Rxg7 Qe6 31. Kb2 Nc4+ 32. Kb1 Nxe3 33. Qh3 Qxe4 34. Qd7+ Kb6 35. Qxc7+ Ka7 36. Rc1 Qd5 37. c4 Nxc4 38. Rd7 *", + "Moves": "d5b5 b1a1 b5b2", + "MovesSAN": "Qb5+ Ka1 Qb2#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "7k/2q3bp/1p1p2p1/pQ1B4/P3P3/7P/6P1/7K w - - 5 32", + "PGN": "1. e4 c5 2. Nf3 g6 3. Bc4 Bg7 4. O-O e6 5. Nc3 Nc6 6. d4 cxd4 7. Ne2 e5 8. Ng5 Nh6 9. f4 O-O 10. fxe5 Nxe5 11. Bb3 Nc6 12. Nf3 Qb6 13. Bxh6 Bxh6 14. Nexd4 Nxd4 15. Nxd4 Bg7 16. c3 d6 17. Kh1 Be6 18. Nxe6 fxe6 19. Bxe6+ Kh8 20. Rxf8+ Rxf8 21. Qg4 Qxb2 22. Rd1 Qxc3 23. Qe2 Qe5 24. Bd5 b6 25. Qa6 Qe7 26. Rf1 Rxf1+ 27. Qxf1 Be5 28. h3 a5 29. a4 Bg7 30. Qa6 Qd8 31. Qb5 Qc7 *", + "Moves": "b5e8 g7f8 e8f8", + "MovesSAN": "Qe8+ Bf8 Qxf8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "3r3k/ppR3bp/5p2/4pnp1/8/1P2PN2/PB3PPP/6K1 b - - 0 27", + "PGN": "1. d4 d5 2. Bf4 Nf6 3. Nf3 Nbd7 4. e3 c5 5. c4 cxd4 6. Nxd4 dxc4 7. Bxc4 g6 8. O-O Bg7 9. Nd2 O-O 10. Bb3 Nc5 11. Bc2 Bg4 12. N4f3 Qb6 13. b3 Rfd8 14. Qb1 Nd5 15. Be5 f6 16. Bb2 Nb4 17. Be4 Nxe4 18. Qxe4 Bxf3 19. Nxf3 e5 20. Rad1 Nc6 21. Rxd8+ Rxd8 22. Qc4+ Kh8 23. Nh4 Ne7 24. Rc1 g5 25. Nf3 Nf5 26. Qc7 Qxc7 27. Rxc7 *", + "Moves": "d8d1 f3e1 d1e1", + "MovesSAN": "Rd1+ Ne1 Rxe1#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "2br1n1R/p4pk1/6p1/2pB2P1/2p5/K1b2N2/P3qP1R/7Q w - - 2 29", + "PGN": "1. d4 Nf6 2. Nf3 e6 3. Bg5 Be7 4. e3 d5 5. c4 h6 6. Bxf6 Bxf6 7. Nc3 c6 8. Qc2 Nd7 9. O-O-O Qe7 10. Kb1 b6 11. Bd3 Bb7 12. e4 dxe4 13. Bxe4 O-O 14. h4 Rab8 15. g4 g6 16. g5 hxg5 17. hxg5 Bg7 18. Rh3 Rfd8 19. Rdh1 Nf8 20. Qc1 c5 21. d5 exd5 22. Bxd5 b5 23. R1h2 Bc8 24. Rh4 bxc4 25. Qh1 Rxb2+ 26. Kxb2 Qe2+ 27. Ka3 Bxc3 28. Rh8+ Kg7 *", + "Moves": "h2h7 f8h7 h1h7", + "MovesSAN": "R2h7+ Nxh7 Qxh7#", + "Themes": "mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "5rk1/3q1pn1/p6Q/1p4P1/8/1B2p3/PPP5/2K1R3 b - - 2 33", + "PGN": "1. d4 d5 2. Nf3 e6 3. Nc3 g6 4. Ne5 Bg7 5. Bf4 Nd7 6. Qd2 Ngf6 7. f3 c5 8. O-O-O cxd4 9. Qxd4 Nxe5 10. Bxe5 O-O 11. Nb5 Nh5 12. g4 Bxe5 13. Qxe5 Ng7 14. e4 Bd7 15. exd5 Bxb5 16. Bxb5 Qb6 17. d6 a6 18. Ba4 Rad8 19. d7 Qf2 20. Rdf1 Qh4 21. Rd1 b5 22. Bb3 Qe7 23. Qc7 h5 24. h4 hxg4 25. fxg4 e5 26. g5 e4 27. Rhe1 e3 28. Rd3 Nf5 29. h5 gxh5 30. Qh2 Rxd7 31. Rxd7 Qxd7 32. Qxh5 Ng7 33. Qh6 *", + "Moves": "d7d2 c1b1 d2e1", + "MovesSAN": "Qd2+ Kb1 Qxe1#", + "Themes": "backRankMate endgame fork mate mateIn2 short" + }, + { + "FEN": "r2r2k1/BQR2pp1/1p5p/4P3/4qP2/7b/PP4PP/6RK b - - 4 25", + "PGN": "1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nc3 Nf6 5. Bd3 h6 6. Nf3 Nc6 7. O-O Be7 8. Ne5 Nxe5 9. dxe5 Nd7 10. Nxd5 O-O 11. Nxe7+ Qxe7 12. Qe2 Nc5 13. Bf4 Be6 14. Qh5 Nxd3 15. cxd3 Rad8 16. Be3 Rxd3 17. Bxa7 b6 18. Qe2 Rdd8 19. f4 Ra8 20. Qa6 Qc5+ 21. Kh1 Qc6 22. Rac1 Qe4 23. Rxc7 Bh3 24. Rg1 Rfd8 25. Qb7 *", + "Moves": "h3g2 g1g2 d8d1", + "MovesSAN": "Bxg2+ Rxg2 Rd1#", + "Themes": "kingsideAttack mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "7k/pp4pp/2bb1r2/8/3p2Q1/1B5P/PP2RqP1/R6K b - - 1 27", + "PGN": "1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. Bd3 c5 6. c3 Nc6 7. Ne2 f6 8. exf6 Nxf6 9. O-O cxd4 10. cxd4 Bd6 11. Nf3 e5 12. dxe5 Nxe5 13. Nxe5 Bxe5 14. Nd4 O-O 15. Bb1 Ng4 16. h3 Qh4 17. Nf3 Rxf3 18. Qxf3 Nf6 19. Re1 Bd6 20. Bd2 Bd7 21. Bc2 Rf8 22. Bb3 Bc6 23. Bc3 Kh8 24. Bxf6 Rxf6 25. Qg4 Qxf2+ 26. Kh1 d4 27. Re2 *", + "Moves": "f2f1 a1f1 f6f1", + "MovesSAN": "Qf1+ Rxf1 Rxf1#", + "Themes": "mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "6k1/4ppbp/6p1/8/3BB3/Q3P3/P1q2PPP/1r3RK1 b - - 0 25", + "PGN": "1. b3 Nf6 2. Bb2 g6 3. Nf3 Bg7 4. e3 O-O 5. Be2 d5 6. O-O c5 7. c4 Nc6 8. cxd5 Qxd5 9. d4 cxd4 10. Nxd4 Nxd4 11. Bxd4 Bf5 12. Bf3 Qd7 13. Na3 Rac8 14. Nc4 Rfd8 15. Bxa7 Qb5 16. Qc1 Bd3 17. Rd1 b6 18. Qa3 Bxc4 19. Rxd8+ Rxd8 20. bxc4 Qxc4 21. Bxb6 Rb8 22. Bd4 Qc2 23. Rc1 Rb1 24. Rf1 Ne4 25. Bxe4 *", + "Moves": "b1f1 g1f1 c2d1", + "MovesSAN": "Rxf1+ Kxf1 Qd1#", + "Themes": "attraction mate mateIn2 middlegame short" + }, + { + "FEN": "3r4/2p2pBk/1p3Pp1/p7/P5K1/5R2/1bP4P/4r3 w - - 0 33", + "PGN": "1. e4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. d4 exd4 5. Nxd4 Nxd4 6. Qxd4 d6 7. Bd3 Be7 8. O-O O-O 9. Kh1 b6 10. f4 Bb7 11. e5 dxe5 12. Qxe5 Bd6 13. Qg5 h6 14. Qf5 Qd7 15. Bd2 Qxf5 16. Bxf5 Nd5 17. Be4 Nxc3 18. Bxb7 Rab8 19. Bxc3 Rxb7 20. f5 Re8 21. f6 g6 22. Rae1 Rbb8 23. g3 a5 24. a4 Rbd8 25. Kg2 Kf8 26. Bd2 h5 27. Bh6+ Kg8 28. Kh3 Kh7 29. Bg7 Be5 30. g4 hxg4+ 31. Kxg4 Bxb2 32. Rf3 Rxe1 *", + "Moves": "f3h3 h7g8 h3h8", + "MovesSAN": "Rh3+ Kg8 Rh8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r3r1k1/1bq2pp1/p1p4p/3n4/5b2/1P1B1N2/PBR1QPPP/4R1K1 w - - 6 23", + "PGN": "1. d4 c6 2. c4 d5 3. Nc3 e6 4. e4 dxe4 5. Nxe4 Nf6 6. Ng3 Be7 7. Nf3 O-O 8. Bd3 h6 9. O-O Nbd7 10. b3 Qc7 11. Bb2 a6 12. Rc1 Rd8 13. Qe2 Qa5 14. Bc3 Qc7 15. d5 exd5 16. cxd5 Bd6 17. dxc6 bxc6 18. Ne4 Bf4 19. Nxf6+ Nxf6 20. Rc2 Nd5 21. Re1 Bb7 22. Bb2 Re8 *", + "Moves": "e2e8 a8e8 e1e8", + "MovesSAN": "Qxe8+ Rxe8 Rxe8#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "1k1r3r/pppq4/5p2/6pp/4P3/1PbP3P/2P1RQP1/R5K1 w - - 0 20", + "PGN": "1. e4 e5 2. Bc4 Nf6 3. d3 d5 4. exd5 Nxd5 5. Nf3 Nc6 6. O-O Be6 7. Re1 f6 8. Bb3 Qd7 9. Be3 Nxe3 10. fxe3 Bxb3 11. axb3 O-O-O 12. Nc3 Kb8 13. e4 Bb4 14. Re2 h5 15. h3 g5 16. Qe1 Nd4 17. Nxd4 exd4 18. Qf2 dxc3 19. bxc3 Bxc3 *", + "Moves": "f2a7 b8c8 a7a8", + "MovesSAN": "Qxa7+ Kc8 Qa8#", + "Themes": "mate mateIn2 middlegame queensideAttack short" + }, + { + "FEN": "8/1b2rk2/p2Q3p/1p3pp1/8/1P1B1P2/P5PP/7K b - - 2 42", + "PGN": "1. d4 d5 2. Bf4 e6 3. e3 Nf6 4. Nf3 Bd6 5. Nbd2 c6 6. Bd3 Qc7 7. Ne5 Nbd7 8. Ndf3 Ne4 9. O-O f5 10. Nxd7 Bxf4 11. Nc5 Nxc5 12. dxc5 Be5 13. Nxe5 Qxe5 14. Qh5+ g6 15. Qg5 Kf7 16. f3 h6 17. Qh4 Qxe3+ 18. Kh1 Qxc5 19. Rae1 Qe7 20. Qg3 Bd7 21. Re5 Rae8 22. Rfe1 Qf6 23. Qf2 b6 24. Qd4 Re7 25. Qc3 Rhe8 26. Qa3 Bc8 27. Qd6 g5 28. Qxc6 Rd8 29. Qa4 Rdd7 30. c4 dxc4 31. Bxc4 Rc7 32. b3 a6 33. Qb4 b5 34. Bf1 Qg7 35. Qd6 Qf6 36. Bd3 Rcd7 37. Qc6 Rc7 38. Qb6 Bb7 39. Rxe6 Qxe6 40. Rxe6 Rxe6 41. Qxc7+ Re7 42. Qd6 *", + "Moves": "e7e1 d3f1 e1f1", + "MovesSAN": "Re1+ Bf1 Rxf1#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "r1bq1rk1/2p2pbp/p4np1/1p2p1N1/5PN1/7Q/PP2B1PP/n1B2RK1 w - - 0 17", + "PGN": "1. e4 g6 2. d4 d6 3. Nf3 Nf6 4. Nc3 Bg7 5. e5 dxe5 6. Nxe5 Nd5 7. Bc4 e6 8. O-O O-O 9. Ne4 Nc6 10. f4 a6 11. Qf3 Nxd4 12. Qe3 Nxc2 13. Qh3 Nxa1 14. Be2 b5 15. Ng5 Nf6 16. Ng4 e5 *", + "Moves": "g4f6 g7f6 h3h7", + "MovesSAN": "Nxf6+ Bxf6 Qxh7#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "6k1/1P2p2p/2q5/5pp1/5P2/4P1PK/1Q5P/8 b - - 0 36", + "PGN": "1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7 4. g3 O-O 5. Bg2 c6 6. d4 d5 7. b3 dxc4 8. bxc4 c5 9. Be3 Ng4 10. Qd2 Nxe3 11. fxe3 Bg4 12. Rd1 Nc6 13. O-O Qa5 14. d5 Ne5 15. Nxe5 Bxe5 16. Ne4 Qc7 17. Bf3 Bxf3 18. exf3 f5 19. Ng5 Qd6 20. Ne6 Rfc8 21. f4 Bf6 22. Kg2 a6 23. a4 Rab8 24. Rb1 b5 25. axb5 axb5 26. Rxb5 Rxb5 27. cxb5 c4 28. Rb1 c3 29. Qd3 c2 30. Rc1 Bb2 31. Rxc2 Rxc2+ 32. Qxc2 Qxd5+ 33. Kh3 Qxe6 34. Qxb2 g5 35. b6 Qc6 36. b7 *", + "Moves": "g5g4 h3h4 c6h6", + "MovesSAN": "g4+ Kh4 Qh6#", + "Themes": "endgame mate mateIn2 queenEndgame short" + }, + { + "FEN": "4r3/3p2kp/p5p1/1p1B4/4n3/P1P2r2/1P3PRP/4RK2 b - - 4 32", + "PGN": "1. e4 g6 2. d4 Bg7 3. Nf3 c5 4. dxc5 Qa5+ 5. c3 Qxc5 6. Na3 b6 7. Nb5 Bb7 8. Be3 Qc8 9. Qb3 Nf6 10. e5 Ng4 11. Bf4 Bxf3 12. gxf3 Bxe5 13. Bxe5 Nxe5 14. Qd5 Nbc6 15. f4 Ng4 16. Bh3 Nf6 17. Qg2 a6 18. Na3 O-O 19. Rd1 Qc7 20. f5 Qe5+ 21. Kf1 b5 22. Rg1 Rad8 23. Nc2 Qe4 24. Qxe4 Nxe4 25. fxg6 fxg6 26. Rg2 Ne5 27. Nd4 e6 28. a3 Nf3 29. Nxf3 Rxf3 30. Bxe6+ Kg7 31. Bd5 Re8 32. Re1 *", + "Moves": "e4d2 f1g1 e8e1", + "MovesSAN": "Nd2+ Kg1 Rxe1#", + "Themes": "deflection discoveredAttack endgame master mate mateIn2 short" + }, + { + "FEN": "8/8/1P6/8/3kn1P1/7P/3p4/2RK4 b - - 1 52", + "PGN": "1. d4 d5 2. c4 Nf6 3. Nc3 c6 4. cxd5 cxd5 5. Nf3 Nbd7 6. Bf4 e6 7. e3 Be7 8. Bd3 O-O 9. O-O a6 10. a4 b5 11. axb5 Bb7 12. bxa6 Bc6 13. Ne5 Nxe5 14. Bxe5 Nd7 15. Bg3 Nf6 16. h3 Bd6 17. Bxd6 Qxd6 18. f4 Ra7 19. Nb5 Bxb5 20. Bxb5 Rfa8 21. Qd3 Nd7 22. Ba4 Nb8 23. Bc2 Nxa6 24. Qxh7+ Kf8 25. Bd3 Nb4 26. Rxa7 Rxa7 27. Be2 Nc2 28. f5 Nxe3 29. Rf3 Nxf5 30. g4 Nh6 31. Qh8+ Ke7 32. Qxg7 e5 33. Qxe5+ Qxe5 34. dxe5 Ra2 35. Rb3 Ra1+ 36. Kf2 d4 37. Rd3 Ra2 38. Rd2 f6 39. Bc4 fxe5 40. Bxa2 Kd6 41. Bc4 Kc5 42. Bd3 Kd5 43. Kf3 Nf7 44. Rc2 Nd6 45. b4 e4+ 46. Bxe4+ Nxe4 47. b5 Nd6 48. b6 d3 49. Rc1 Kd4 50. Kf2 Ne4+ 51. Ke1 d2+ 52. Kd1 *", + "Moves": "d4d3 h3h4 e4f2", + "MovesSAN": "Kd3 h4 Nf2#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r2q1r1k/2p5/2p1ppP1/p7/2PPp3/1P2P2P/P3Q3/2R3K1 w - - 0 27", + "PGN": "1. d4 d5 2. c4 e6 3. Nf3 h6 4. g3 Nf6 5. Bg2 Bb4+ 6. Bd2 Bxd2+ 7. Nbxd2 Bd7 8. O-O O-O 9. b3 Bc6 10. Ne5 Nbd7 11. Nxc6 bxc6 12. e3 Nh7 13. Rc1 Ng5 14. Kh1 Nf6 15. f4 Nge4 16. Nxe4 dxe4 17. Qc2 Ng4 18. Qe2 f5 19. h3 Nf6 20. g4 a5 21. Kg1 Kh8 22. g5 hxg5 23. fxg5 Nh7 24. g6 Nf6 25. Bxe4 fxe4 26. Rxf6 gxf6 *", + "Moves": "e2h5 h8g7 h5h7", + "MovesSAN": "Qh5+ Kg7 Qh7#", + "Themes": "endgame kingsideAttack mate mateIn2 short" + }, + { + "FEN": "5rk1/p4rp1/2p5/1p3qN1/8/1Q4R1/PP3PPP/4R1K1 b - - 3 31", + "PGN": "1. e4 e5 2. Nf3 Bc5 3. c3 Nf6 4. d4 exd4 5. cxd4 Bb6 6. e5 Ne4 7. Bd3 f5 8. exf6 Nxf6 9. O-O O-O 10. Nc3 c6 11. Bg5 d5 12. Ne5 Qe8 13. Re1 Bxd4 14. Bxh7+ Kxh7 15. Qxd4 Qh5 16. Bxf6 Rxf6 17. Re3 Na6 18. Rg3 Bf5 19. Nf3 Raf8 20. Re1 Nb4 21. Qxb4 Be4 22. Ng5+ Kg8 23. Ngxe4 dxe4 24. Qxe4 Qf5 25. Qc4+ R6f7 26. Rf3 Qg6 27. Ne4 Kh7 28. Rh3+ Kg8 29. Rg3 b5 30. Qb3 Qf5 31. Ng5 *", + "Moves": "f5f2 g1h1 f2e1", + "MovesSAN": "Qxf2+ Kh1 Qxe1#", + "Themes": "backRankMate fork mate mateIn2 middlegame short" + }, + { + "FEN": "4rbk1/2P2pp1/p2pq2p/3N4/8/1Q6/1P3PPP/2R3K1 b - - 0 26", + "PGN": "1. e4 c5 2. Nf3 d6 3. c3 a6 4. d4 cxd4 5. cxd4 e6 6. Nc3 Nf6 7. Bg5 Be7 8. Be2 Nbd7 9. O-O b5 10. a3 Bb7 11. d5 exd5 12. exd5 h6 13. Bh4 O-O 14. Rc1 Re8 15. Re1 Qa5 16. Bd3 b4 17. axb4 Qxb4 18. Bf5 Ne5 19. Nxe5 Qxh4 20. Nc6 Bf8 21. Qb3 Bxc6 22. dxc6 Ng4 23. Bxg4 Qxg4 24. Rxe8 Rxe8 25. Nd5 Qe6 26. c7 *", + "Moves": "e6e1 c1e1 e8e1", + "MovesSAN": "Qe1+ Rxe1 Rxe1#", + "Themes": "backRankMate endgame mate mateIn2 sacrifice short" + }, + { + "FEN": "1r4k1/5ppp/2R1p3/8/r7/4n1P1/5P1P/2R3K1 w - - 0 27", + "PGN": "1. d4 Nf6 2. c4 c5 3. e3 d5 4. Nc3 e6 5. a3 Nc6 6. b3 Be7 7. g3 O-O 8. Bg2 cxd4 9. exd4 dxc4 10. bxc4 Qxd4 11. Bxc6 Qxd1+ 12. Nxd1 bxc6 13. Nf3 Ba6 14. Ne3 Bc5 15. O-O Bxe3 16. Bxe3 Bxc4 17. Rac1 Bd5 18. Ne5 Rfc8 19. Rc2 a5 20. a4 Rab8 21. Rc5 Rb4 22. Rxa5 Rcb8 23. Rc5 Rxa4 24. Nxc6 Bxc6 25. Rxc6 Nd5 26. Rfc1 Nxe3 *", + "Moves": "c6c8 b8c8 c1c8", + "MovesSAN": "Rc8+ Rxc8 Rxc8#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "r4r2/pp2p1k1/1q3np1/8/2B2Pb1/8/PPP1QP2/2K4R w - - 1 23", + "PGN": "1. d4 g6 2. Nc3 Bg7 3. Nf3 d6 4. e4 Nf6 5. Bf4 O-O 6. e5 dxe5 7. Bxe5 Nc6 8. Bd3 Nxe5 9. Nxe5 Ne8 10. h4 c5 11. h5 cxd4 12. Ne4 Bxe5 13. hxg6 fxg6 14. Ng5 Nf6 15. Bc4+ Kg7 16. Qe2 Bf4 17. Nxh7 Nxh7 18. g3 Bd6 19. O-O-O Nf6 20. Rxd4 Qb6 21. Rf4 Bxf4+ 22. gxf4 Bg4 *", + "Moves": "e2e7 f8f7 e7f7", + "MovesSAN": "Qxe7+ Rf7 Qxf7#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "r3n2k/pb2NRbp/1p4p1/4P3/1PB5/4q2P/P1P3P1/R2Q3K b - - 2 22", + "PGN": "1. e4 c5 2. f4 g6 3. Nc3 Bg7 4. Nf3 Nc6 5. d3 Nf6 6. Be3 O-O 7. h3 b6 8. e5 Ne8 9. d4 cxd4 10. Nxd4 d5 11. Nxc6 Qc7 12. Nd4 f6 13. Nxd5 Qc5 14. Nf5 Qa5+ 15. b4 Qa3 16. Nfxe7+ Kh8 17. Bc4 Rf7 18. O-O Rxe7 19. Nxe7 Qxe3+ 20. Kh1 fxe5 21. fxe5 Bb7 22. Rf7 *", + "Moves": "e3h3 h1g1 h3g2", + "MovesSAN": "Qxh3+ Kg1 Qxg2#", + "Themes": "kingsideAttack mate mateIn2 middlegame pin short" + }, + { + "FEN": "6k1/5pp1/5n1p/2p2B2/1b1p4/5N1P/5rPK/R7 w - - 0 31", + "PGN": "1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Bd3 Qxd4 6. Be3 Qb4+ 7. c3 Qxb2 8. Nf3 Bxe4 9. Bxe4 Qxc3+ 10. Bd2 Qc5 11. O-O Nf6 12. Be3 Qd6 13. Qxd6 exd6 14. Bc2 Be7 15. Rfe1 O-O 16. Rab1 d5 17. Bg5 Bd8 18. Rxb7 Nbd7 19. Bxf6 Nxf6 20. Ng5 h6 21. Nf3 Ba5 22. Re2 Bb6 23. h3 Rfe8 24. Rxe8+ Rxe8 25. Kh2 c5 26. a4 d4 27. a5 Bxa5 28. Rxa7 Bb4 29. Ra1 Re2 30. Bf5 Rxf2 *", + "Moves": "a1a8 f6e8 a8e8", + "MovesSAN": "Ra8+ Ne8 Rxe8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "R1r3k1/4R2p/6p1/3r1p2/8/6P1/1q3PKP/8 w - - 0 31", + "PGN": "1. d4 d5 2. Nc3 e6 3. e4 Bb4 4. exd5 exd5 5. Qd3 Nf6 6. Bg5 Bxc3+ 7. bxc3 O-O 8. Be2 Re8 9. Nf3 Qe7 10. Bxf6 Qxf6 11. O-O Bg4 12. Rfe1 Nd7 13. Ne5 Nxe5 14. dxe5 Rxe5 15. Bxg4 Rg5 16. Qe2 g6 17. Bf3 Qxc3 18. Bxd5 Rxd5 19. Qe7 Rad8 20. g3 Qxc2 21. Rac1 Qxa2 22. Rxc7 Rf8 23. Rxb7 Rd2 24. Qe3 Rc8 25. Rxa7 Qb2 26. Qf3 f5 27. Ree7 Rc1+ 28. Kg2 Rcc2 29. Ra8+ Rc8 30. Qd5+ Rxd5 *", + "Moves": "a8c8 d5d8 c8d8", + "MovesSAN": "Rxc8+ Rd8 Rxd8#", + "Themes": "endgame hangingPiece mate mateIn2 queenRookEndgame short" + }, + { + "FEN": "2k5/6R1/2K5/1p3rp1/5p2/8/8/8 w - - 0 38", + "PGN": "1. d4 g6 2. c4 Bg7 3. Nc3 a6 4. e4 b6 5. h4 h5 6. g4 hxg4 7. Qxg4 d5 8. Qf3 dxe4 9. Nxe4 Bf5 10. Nf6+ Nxf6 11. Qxa8 Be4 12. Qa7 Bxh1 13. f3 Nc6 14. Qxa6 Rxh4 15. Qb5 Qd6 16. d5 Nxd5 17. cxd5 Qg3+ 18. Kd1 Bxf3+ 19. Nxf3 Qxf3+ 20. Be2 Rh1+ 21. Kc2 Qxe2+ 22. Qxe2 Nd4+ 23. Kd2 Nxe2 24. Kxe2 Rh2+ 25. Kf3 Bxb2 26. Bxb2 Rxb2 27. Rc1 Rxa2 28. Rxc7 Kd8 29. Rb7 Ra5 30. Ke4 Rb5 31. Ke5 f5 32. Ke6 f4 33. d6 exd6 34. Kxd6 Kc8 35. Rf7 Rf5 36. Rg7 g5 37. Kc6 b5 *", + "Moves": "g7g8 f5f8 g8f8", + "MovesSAN": "Rg8+ Rf8 Rxf8#", + "Themes": "endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "3rRbk1/ppp2bpp/5p2/5n2/6N1/7N/PPP2PPP/R1BQ2K1 b - - 0 19", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. Re1 Nd6 6. Bxc6 dxc6 7. Nxe5 Be7 8. Qf3 O-O 9. d4 Be6 10. Nc3 f6 11. Ng4 Qd7 12. Ne3 Rad8 13. d5 cxd5 14. Ncxd5 Rfe8 15. Nf4 Bf7 16. Ng4 Nf5 17. Nh3 Bf8 18. Rxe8 Qd1+ 19. Qxd1 *", + "Moves": "d8d1 e8e1 d1e1", + "MovesSAN": "Rxd1+ Re1 Rxe1#", + "Themes": "backRankMate mate mateIn2 middlegame short" + }, + { + "FEN": "1r4k1/3P2pp/p1p2p2/2p3N1/4R3/3P3P/b5PK/8 w - - 1 32", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. Bb5 d6 4. O-O e5 5. h3 Nf6 6. d3 Be7 7. a3 O-O 8. Nc3 a6 9. Bxc6 bxc6 10. Bd2 Rb8 11. Rb1 Re8 12. Bg5 Qa5 13. Bxf6 Bxf6 14. Nh2 Be6 15. f4 exf4 16. Rxf4 Bxc3 17. bxc3 Rxb1 18. Qxb1 Qxc3 19. a4 Qd4+ 20. Kh1 Qxa4 21. Nf3 Ba2 22. Qc1 Rb8 23. Qd2 Rb2 24. Ng5 Rxc2 25. Qe3 Qa3 26. e5 Rc3 27. exd6 Qc1+ 28. Qxc1 Rxc1+ 29. Kh2 Rb1 30. Re4 f6 31. d7 Rb8 *", + "Moves": "e4e8 b8e8 d7e8q", + "MovesSAN": "Re8+ Rxe8 dxe8=Q#", + "Themes": "advancedPawn endgame mate mateIn2 promotion short" + }, + { + "FEN": "rn3r1k/1b4pp/p2N1q2/1p2p3/8/1B6/PPP2PPP/R2QR1K1 b - - 1 17", + "PGN": "1. d4 e5 2. dxe5 f6 3. Nf3 fxe5 4. e4 Nf6 5. Bc4 d6 6. Bg5 Be7 7. Nc3 a6 8. O-O c6 9. Re1 b5 10. Bb3 Bb7 11. Nh4 d5 12. Bxf6 Bxf6 13. Nf5 O-O 14. exd5 cxd5 15. Nxd5 Kh8 16. Nxf6 Qxf6 17. Nd6 *", + "Moves": "f6f2 g1h1 f2g2", + "MovesSAN": "Qxf2+ Kh1 Qxg2#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "r4rk1/3p1pp1/b1p4R/p1p1q3/4N3/3Q4/PPP3PP/5RK1 w - - 1 19", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. d4 exd4 4. Bd3 c5 5. O-O Nc6 6. e5 Ng4 7. Bg5 Be7 8. Bxe7 Qxe7 9. Nxd4 Ngxe5 10. Nxc6 bxc6 11. f4 Nxd3 12. Qxd3 O-O 13. Nc3 Qf6 14. Rf3 a5 15. Rh3 h6 16. Ne4 Qxf4 17. Rf1 Qe5 18. Rxh6 Ba6 *", + "Moves": "e4f6 g7f6 d3h7", + "MovesSAN": "Nf6+ gxf6 Qh7#", + "Themes": "clearance kingsideAttack mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "5k1r/ppb2p2/2pq4/3p1P2/3P2Q1/4R3/P4PP1/4R1K1 b - - 5 33", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bxb4 5. c3 Ba5 6. Qb3 Qe7 7. O-O Nf6 8. d3 O-O 9. Bg5 Bb6 10. h3 h6 11. Bh4 g5 12. Nxg5 hxg5 13. Bxg5 Kh7 14. Nd2 Na5 15. Qd1 Rg8 16. h4 Nxc4 17. Nxc4 Rg6 18. Ne3 d6 19. Nf5 Bxf5 20. exf5 Rxg5 21. hxg5 Rg8 22. gxf6 Qxf6 23. Qh5+ Kg7 24. Qg4+ Kf8 25. Qf3 c6 26. Rad1 Rh8 27. d4 Qh4 28. Qh3 Qf6 29. Qg4 exd4 30. cxd4 d5 31. Rfe1 Bc7 32. Re3 Qd6 33. Rde1 *", + "Moves": "h8h1 g1h1 d6h2", + "MovesSAN": "Rh1+ Kxh1 Qh2#", + "Themes": "attraction endgame mate mateIn2 sacrifice short" + }, + { + "FEN": "7r/k1r5/5b2/pRp5/3pB1pp/8/P2N1P1P/6K1 w - - 0 33", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nxe5 Qe7 4. d4 Nxe4 5. Qe2 d5 6. c4 f6 7. cxd5 fxe5 8. Qxe4 exd4 9. Qxe7+ Bxe7 10. Bf4 c5 11. d6 Bf6 12. Nd2 Bf5 13. Bb5+ Nd7 14. O-O O-O-O 15. Rac1 b6 16. b4 Kb7 17. g4 Bxg4 18. bxc5 Nxc5 19. Rxc5 bxc5 20. Rb1 a6 21. Be2+ Ka7 22. Bxg4 g5 23. Bg3 h5 24. Bf3 a5 25. Rb7+ Ka6 26. d7 g4 27. Be4 h4 28. Bc7 Rxd7 29. Rb6+ Ka7 30. Rb7+ Ka6 31. Rb6+ Ka7 32. Rb5 Rxc7 *", + "Moves": "b5a5 a7b8 a5a8", + "MovesSAN": "Rxa5+ Kb8 Ra8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "7k/p2Q2p1/1p3pqp/3R4/4pn2/P4P2/1B4P1/1B3K2 b - - 0 35", + "PGN": "1. c4 Nf6 2. Nc3 e6 3. e3 Be7 4. d4 O-O 5. Nf3 b6 6. Bd3 Bb7 7. O-O d5 8. cxd5 exd5 9. b3 Nbd7 10. Bb2 Rc8 11. Re1 c5 12. h3 cxd4 13. Nxd4 Re8 14. Rc1 Nc5 15. Bb1 Nce4 16. Ndb5 Nxc3 17. Nxc3 Bb4 18. a3 Bxc3 19. Bxc3 Ne4 20. Bb2 Qg5 21. Qd4 f6 22. Ba2 Qf5 23. f3 Ng5 24. Rxc8 Rxc8 25. e4 dxe4 26. b4+ Kh8 27. Rd1 h6 28. Bb1 Qg6 29. Qd7 Nxh3+ 30. Kf1 Nf4 31. Rd2 Ba6+ 32. b5 Bxb5+ 33. Qxb5 Rc5 34. Qd7 Rd5 35. Rxd5 *", + "Moves": "g6g2 f1e1 g2e2", + "MovesSAN": "Qxg2+ Ke1 Qe2#", + "Themes": "endgame fork mate mateIn2 short" + }, + { + "FEN": "2Q5/5pkp/4p3/6K1/2Q3P1/5q2/7P/8 b - - 0 42", + "PGN": "1. c4 g6 2. g3 Bg7 3. Bg2 Nf6 4. Nf3 O-O 5. O-O c6 6. Nc3 d5 7. cxd5 Nxd5 8. a3 Nxc3 9. bxc3 Nd7 10. Rb1 Nb6 11. Qc2 Nd5 12. e4 Nb6 13. d4 Nc4 14. Nd2 b5 15. Nxc4 bxc4 16. Rd1 a5 17. a4 Ba6 18. Ba3 Rb8 19. Bc5 Rxb1 20. Rxb1 Re8 21. Bb6 Qc8 22. Bxa5 c5 23. Bb6 cxd4 24. cxd4 e6 25. a5 Bb7 26. e5 Bxg2 27. Kxg2 Qc6+ 28. f3 Qd5 29. a6 Ra8 30. a7 Bf8 31. Bc5 Bxc5 32. Rb8+ Kg7 33. Rxa8 Qxa8 34. dxc5 Qxa7 35. Qxc4 Qc7 36. c6 Qxe5 37. c7 Qb2+ 38. Kh3 Qf6 39. c8=Q Qf5+ 40. g4 Qxf3+ 41. Kh4 g5+ 42. Kxg5 *", + "Moves": "f3f6 g5h5 f6h6", + "MovesSAN": "Qf6+ Kh5 Qh6#", + "Themes": "endgame mate mateIn2 queenEndgame short" + }, + { + "FEN": "Q7/8/8/8/2pP4/2P1k1r1/1P3p1p/5K1R b - - 0 62", + "PGN": "1. d4 Nf6 2. Bf4 c5 3. e3 d5 4. c3 Qb6 5. Qb3 c4 6. Qxb6 axb6 7. a3 Nc6 8. Nd2 Bf5 9. Rc1 e6 10. h3 Be7 11. Ngf3 h6 12. Ne5 O-O 13. Nxc6 bxc6 14. Be2 g5 15. Bh2 Kh7 16. O-O Bg6 17. Be5 Nd7 18. Bh2 b5 19. f4 c5 20. g4 Bd3 21. Bxd3+ cxd3 22. f5 c4 23. e4 Nf6 24. Rce1 dxe4 25. Nxe4 Nd5 26. f6 Bd8 27. Bg3 Bc7 28. Bxc7 Nxc7 29. Kg2 Nd5 30. Kg3 Kg6 31. h4 gxh4+ 32. Kxh4 Rh8 33. Kg3 Rag8 34. Rh1 Nxf6 35. Nxf6 Kxf6 36. Ref1+ Kg6 37. Rh5 Rb8 38. Kf3 f5 39. Rfh1 fxg4+ 40. Kxg4 Rb6 41. Re5 Kf6 42. Rf1+ Ke7 43. Rh1 Rbb8 44. Kf3 Rbf8+ 45. Ke3 Rf5 46. Rh5 Kf6 47. Rhxf5+ exf5 48. Rxb5 h5 49. Re5 h4 50. Kf3 Kg5 51. Re1 h3 52. Rh1 h2 53. a4 Rh3+ 54. Kf2 Kf4 55. a5 d2 56. Ke2 d1=Q+ 57. Kxd1 Ke3 58. Ke1 f4 59. a6 f3 60. a7 f2+ 61. Kf1 Rg3 62. a8=Q *", + "Moves": "g3g1 h1g1 h2g1q", + "MovesSAN": "Rg1+ Rxg1 hxg1=Q#", + "Themes": "advancedPawn endgame mate mateIn2 promotion queenRookEndgame short" + }, + { + "FEN": "2Rr2k1/5ppp/p1q1p3/1p6/8/P5P1/1P3P1P/6K1 w - - 0 33", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 c5 5. e3 Nc6 6. Bd3 a6 7. a3 dxc4 8. Bxc4 b5 9. Be2 cxd4 10. Nxd4 Nxd4 11. exd4 Bb7 12. O-O Be7 13. Bf3 Qc7 14. Re1 O-O 15. g3 Rad8 16. Be3 Nd5 17. Rc1 Nxc3 18. Rxc3 Qb8 19. Bg2 Bf6 20. Qd2 Bxg2 21. Kxg2 Qb7+ 22. Kg1 Rd5 23. Rec1 Rfd8 24. Rc7 Qb6 25. R1c6 Qb8 26. Qc2 Bxd4 27. Bxd4 Rxd4 28. Rc8 Qb7 29. R6c7 Qf3 30. Rxd8+ Rxd8 31. Rc8 Qd5 32. Qc6 Qxc6 *", + "Moves": "c8d8 c6e8 d8e8", + "MovesSAN": "Rxd8+ Qe8 Rxe8#", + "Themes": "backRankMate endgame hangingPiece mate mateIn2 queenRookEndgame short" + }, + { + "FEN": "6k1/1q2nppp/1Qb1p3/3pP3/2p2PP1/2P4B/5K1P/B7 w - - 3 33", + "PGN": "1. Nf3 Nc6 2. g3 e6 3. Bg2 d5 4. O-O Bd6 5. d4 Nge7 6. e3 O-O 7. Re1 Ng6 8. Nc3 b6 9. a3 a6 10. b4 Bb7 11. b5 axb5 12. Nxb5 Ra5 13. Nxd6 Qxd6 14. a4 Rfa8 15. Ba3 Qd7 16. c3 Rxa4 17. Qc1 Na5 18. Qb2 Nc4 19. Qb3 Ne7 20. Ne5 Nxe5 21. dxe5 Nc6 22. f4 Na5 23. Qb2 Nc4 24. Qb3 c5 25. Bb2 Rxa1 26. Rxa1 Rxa1+ 27. Bxa1 Bc6 28. Bf1 Nxe3 29. Kf2 c4 30. Qxb6 Nf5 31. g4 Ne7 32. Bh3 Qb7 *", + "Moves": "b6d8 c6e8 d8e8", + "MovesSAN": "Qd8+ Be8 Qxe8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "5rrk/6b1/p5Qp/2q5/8/1P5R/P5PP/5R1K w - - 5 38", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Bxf6 gxf6 9. Na3 b5 10. Nd5 Bg7 11. c3 f5 12. Bd3 Ne7 13. Nxe7 Qxe7 14. exf5 e4 15. Be2 b4 16. Nc2 bxc3 17. b3 O-O 18. O-O Bxf5 19. Qd5 Qe5 20. Qb7 Rfb8 21. Qc6 Rc8 22. Qb7 d5 23. Rad1 Rd8 24. f4 exf3 25. Bd3 Bxd3 26. Rxd3 Qe2 27. Rdxf3 Qxc2 28. Qxf7+ Kh8 29. Rg3 Rg8 30. Qxd5 Qd2 31. Rd3 Qh6 32. Rh3 Qb6+ 33. Kh1 c2 34. Qd3 h6 35. Qxc2 Rac8 36. Qf5 Qc5 37. Qg6 Rcf8 *", + "Moves": "h3h6 g7h6 g6h6", + "MovesSAN": "Rxh6+ Bxh6 Qxh6#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "6k1/1p3p1p/2p3p1/R7/1Pq5/3rP1P1/1Q3PKP/8 w - - 1 27", + "PGN": "1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Nf3 O-O 5. e3 d5 6. cxd5 Nxd5 7. Bc4 Be6 8. Nxd5 Bxd5 9. Bxd5 Qxd5 10. Qc2 Nc6 11. O-O Rad8 12. a3 Rfe8 13. b4 e5 14. dxe5 Nxe5 15. Nxe5 Qxe5 16. Rb1 c6 17. Bb2 Qb5 18. Bxg7 Kxg7 19. Qb2+ Kg8 20. Rfd1 Rd3 21. g3 Red8 22. Rxd3 Rxd3 23. a4 Qxa4 24. Kg2 Qb5 25. Ra1 a5 26. Rxa5 Qc4 *", + "Moves": "a5a8 d3d8 a8d8", + "MovesSAN": "Ra8+ Rd8 Rxd8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "2r2k2/pp1q3p/6p1/3pQ1n1/1P1B4/2P3P1/P3RPK1/8 b - - 0 37", + "PGN": "1. e4 c6 2. Nf3 d5 3. Nc3 Bg4 4. h3 Bxf3 5. Qxf3 e6 6. d4 Nd7 7. exd5 exd5 8. Bd3 Bb4 9. O-O Ngf6 10. Re1+ Be7 11. Bg5 O-O 12. Ne2 Qb6 13. Ng3 Bd6 14. Nf5 Bc7 15. b3 Rfe8 16. c3 c5 17. dxc5 Qxc5 18. Rac1 Ne5 19. Qd1 Nxd3 20. Qxd3 Ne4 21. Be3 Qa5 22. Bd4 g6 23. Nh6+ Kf8 24. Qf3 f5 25. Nxf5 Nd2 26. Qd3 Bf4 27. Ne3 Ne4 28. Rc2 Rac8 29. b4 Qd8 30. g3 Bb8 31. Ng4 Ng5 32. Rce2 Nxh3+ 33. Kg2 Rxe2 34. Rxe2 Ng5 35. Qe3 Qd7 36. Ne5 Bxe5 37. Qxe5 *", + "Moves": "d7h3 g2g1 g5f3", + "MovesSAN": "Qh3+ Kg1 Nf3#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "8/6pk/4Q2p/4p1b1/1p2P3/1P1B2P1/2P2q1P/7K b - - 0 44", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e5 7. Nb3 Be6 8. Be3 Be7 9. O-O O-O 10. f4 exf4 11. Bxf4 Nc6 12. Nd4 Ne5 13. Kh1 Qd7 14. Nf3 Qc7 15. Ng5 h6 16. Nxe6 fxe6 17. Bxe5 dxe5 18. a3 Qc6 19. Bd3 Rfd8 20. Qe1 b5 21. Qg3 Qc7 22. Qh3 Qc6 23. Ne2 Rac8 24. Ng3 Rd4 25. Rae1 a5 26. Nh5 Nxh5 27. Qxh5 Bf6 28. Qe2 b4 29. axb4 axb4 30. b3 Rcd8 31. Rf3 Qe8 32. Ref1 Kh7 33. Qe1 Qg6 34. Rg3 Qh5 35. Rh3 Qg6 36. Qe2 Bg5 37. Rhf3 Bf4 38. g3 Bg5 39. Rf8 Rxf8 40. Rxf8 Rd8 41. Qf3 Rxf8 42. Qxf8 Qf6 43. Qe8 Qf2 44. Qxe6 *", + "Moves": "f2f3 h1g1 g5e3", + "MovesSAN": "Qf3+ Kg1 Be3#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "1R3n1k/6pp/4Q3/3RP3/1q6/bp6/2P3PP/1K4B1 b - - 0 33", + "PGN": "1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Be3 Nf6 6. Bd3 d5 7. Nxc6 bxc6 8. e5 Nd7 9. f4 a5 10. Nd2 Ba6 11. Nf3 Bxd3 12. Qxd3 Bc5 13. O-O-O Rb8 14. b3 a4 15. Nd4 Qb6 16. Rhe1 axb3 17. axb3 O-O 18. Bg1 Rfc8 19. f5 Ba3+ 20. Kb1 c5 21. fxe6 fxe6 22. Nf5 Qb4 23. Ne7+ Kh8 24. Qh3 Nf8 25. Nxc8 Rxc8 26. Rf1 Qb5 27. Rf7 c4 28. Qg4 Ng6 29. Qxe6 Rb8 30. Rxd5 Qb4 31. Rfd7 cxb3 32. Rd8+ Nf8 33. Rxb8 *", + "Moves": "b4e1 d5d1 e1d1", + "MovesSAN": "Qe1+ Rd1 Qxd1#", + "Themes": "fork mate mateIn2 middlegame short" + }, + { + "FEN": "r6r/8/5R1p/p1p1k1p1/3p2P1/PB1P1Pbn/3K4/2B2R2 w - - 6 34", + "PGN": "1. e4 e5 2. Nc3 d6 3. Nf3 f5 4. exf5 Bxf5 5. Be2 g5 6. h3 h6 7. d3 Bg7 8. g4 Be6 9. Nd2 Nc6 10. Nde4 Nd4 11. a3 d5 12. Nc5 b6 13. Nxe6 Nxe6 14. f3 d4 15. Ne4 c5 16. c3 Nf6 17. cxd4 exd4 18. Nxf6+ Qxf6 19. Qa4+ Kf7 20. Qd7+ Qe7 21. Qxe7+ Kxe7 22. Rf1 Be5 23. Rb1 Bg3+ 24. Kd1 a6 25. b4 a5 26. bxc5 bxc5 27. Rb7+ Kd6 28. Rb6+ Kd5 29. Kd2 Nf4 30. Bd1 Nxh3 31. Bb3+ Ke5 32. Re6+ Kf4 33. Rf6+ Ke5 *", + "Moves": "f6e6 e5f4 d2c2", + "MovesSAN": "Re6+ Kf4 Kc2#", + "Themes": "discoveredAttack mate mateIn2 middlegame short" + }, + { + "FEN": "2k2b1r/p1pr2pp/2p2p2/3pP3/Q2P1N1n/4BP1q/PP3P1P/R4RK1 b - - 4 18", + "PGN": "1. e4 e6 2. d4 Ne7 3. c4 d5 4. cxd5 exd5 5. e5 Be6 6. Nc3 Ng6 7. Bd3 Nc6 8. Bc2 Qh4 9. Nf3 Qh5 10. O-O O-O-O 11. Bg5 Rd7 12. Ba4 Bg4 13. Bxc6 bxc6 14. Be3 f6 15. Qa4 Bxf3 16. gxf3 Qh3 17. Ne2 Nh4 18. Nf4 *", + "Moves": "h4f3 g1h1 h3h2", + "MovesSAN": "Nxf3+ Kh1 Qxh2#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "2r3k1/1RNr2pp/p3R3/8/5B2/b7/P4PPP/6K1 b - - 0 22", + "PGN": "1. e4 c5 2. d4 cxd4 3. Bc4 e5 4. Nf3 Nc6 5. O-O Nf6 6. c3 d5 7. exd5 Nxd5 8. cxd4 exd4 9. Re1+ Be7 10. Nxd4 Nxd4 11. Qxd4 O-O 12. Qxd5 Bf6 13. Qxd8 Rxd8 14. Nc3 Bg4 15. Be3 a6 16. Nd5 Bxb2 17. Rab1 Ba3 18. Rxb7 Be6 19. Nc7 Rd7 20. Bxe6 fxe6 21. Bf4 Rc8 22. Rxe6 *", + "Moves": "d7d1 e6e1 d1e1", + "MovesSAN": "Rd1+ Re1 Rxe1#", + "Themes": "backRankMate mate mateIn2 middlegame short" + }, + { + "FEN": "3b4/5pk1/p5p1/4p3/1B2P1r1/3PQq1p/PP3P1P/4RK2 b - - 1 31", + "PGN": "1. e4 e6 2. Nc3 d5 3. Nf3 d4 4. Ne2 c5 5. c3 Nc6 6. cxd4 cxd4 7. Qa4 d3 8. Nf4 Bd7 9. Bxd3 Nf6 10. O-O Ne5 11. Qb3 Nxf3+ 12. gxf3 Qc7 13. Ne2 e5 14. Bb5 a6 15. Bxd7+ Qxd7 16. Ng3 h5 17. d3 h4 18. Nf5 g6 19. Ne3 Qh3 20. Bd2 Qxf3 21. Rac1 h3 22. Qxb7 Rd8 23. Rc8 Be7 24. Rxd8+ Bxd8 25. Qc6+ Kf8 26. Bb4+ Kg7 27. Qc1 Rh5 28. Re1 Rg5+ 29. Kf1 Ng4 30. Nxg4 Rxg4 31. Qe3 *", + "Moves": "g4g1 f1g1 f3g2", + "MovesSAN": "Rg1+ Kxg1 Qg2#", + "Themes": "attraction endgame mate mateIn2 sacrifice short" + }, + { + "FEN": "1rr4k/4pp1P/3pn3/3Q2P1/4P3/p4P2/1R6/1K3B1R b - - 0 26", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. f3 Bg7 7. Be3 O-O 8. Qd2 a6 9. O-O-O b5 10. a3 Bb7 11. g4 Nc6 12. Nxc6 Bxc6 13. Bd4 Rb8 14. g5 Nh5 15. Bxg7 Nxg7 16. Nd5 Bxd5 17. Qxd5 Qb6 18. c3 Ne6 19. h4 a5 20. h5 b4 21. cxb4 axb4 22. hxg6 bxa3 23. gxh7+ Kh8 24. Rd2 Rfc8+ 25. Kb1 Qxb2+ 26. Rxb2 *", + "Moves": "b8b2 b1a1 c8c1", + "MovesSAN": "Rxb2+ Ka1 Rc1#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "5r2/pp3pkp/2p2rp1/6Q1/6KR/7P/6P1/4q3 w - - 0 38", + "PGN": "1. e4 e5 2. Bc4 Nc6 3. d3 Be7 4. h3 Nf6 5. Nf3 d6 6. O-O O-O 7. Nh2 Na5 8. Bb3 Nxb3 9. axb3 c6 10. f4 exf4 11. Bxf4 Nd7 12. Qf3 Bf6 13. c3 Qb6+ 14. Be3 Qxb3 15. Nd2 Qxb2 16. Qg3 Qxc3 17. Rad1 Bd4 18. Bxd4 Qxd4+ 19. Kh1 Ne5 20. Ndf3 Qc3 21. Nxe5 Qxe5 22. Qf3 Be6 23. Ng4 Bxg4 24. Qxg4 Rae8 25. Rf5 Qe6 26. Rdf1 d5 27. R1f3 dxe4 28. Rg3 g6 29. dxe4 Qxe4 30. Qg5 Qb1+ 31. Kh2 Re1 32. Rg4 Rh1+ 33. Kg3 Kh8 34. Rf6 Qe1+ 35. Kf3 Kg7 36. Rh4 Rf1+ 37. Kg4 Rxf6 *", + "Moves": "g5h6 g7h8 h6f8", + "MovesSAN": "Qh6+ Kh8 Qxf8#", + "Themes": "deflection endgame mate mateIn2 short" + }, + { + "FEN": "4r2k/7r/5R2/5QPp/p2qP3/7P/5PK1/8 w - - 5 40", + "PGN": "1. d4 Nf6 2. Nf3 g6 3. Bf4 Bg7 4. e3 O-O 5. h3 c5 6. c3 d5 7. Nbd2 Nc6 8. Bd3 Qb6 9. Rb1 c4 10. Bc2 a5 11. O-O Bf5 12. g4 Bxc2 13. Qxc2 h5 14. g5 Nd7 15. Kg2 e5 16. dxe5 Ndxe5 17. Nxe5 Nxe5 18. Bxe5 Bxe5 19. Nf3 Qe6 20. Rbd1 b5 21. Rd2 b4 22. Rfd1 bxc3 23. bxc3 Rfd8 24. Qa4 Bxc3 25. Rc2 Bg7 26. Qb5 Qe4 27. a4 c3 28. Qd3 Rab8 29. Rxc3 Bxc3 30. Qxc3 Qxa4 31. Rd4 Qb3 32. Qc7 a4 33. Rf4 d4 34. Nxd4 Qd5+ 35. e4 Qxd4 36. Qxf7+ Kh8 37. Qxg6 Rb7 38. Rf6 Rh7 39. Qf5 Re8 *", + "Moves": "f6f8 e8f8 f5f8", + "MovesSAN": "Rf8+ Rxf8 Qxf8#", + "Themes": "endgame master mate mateIn2 short" + }, + { + "FEN": "7r/4k1r1/p1p5/1p2p3/4B3/2P2RqP/PP2Q3/R6K b - - 2 37", + "PGN": "1. e4 e5 2. Nf3 d6 3. Bc4 h6 4. d3 Nf6 5. c3 Nc6 6. Nbd2 Bg4 7. h3 Bh5 8. O-O Be7 9. Re1 O-O 10. Nf1 Na5 11. Bb5 a6 12. Ba4 b5 13. Bc2 Bxf3 14. Qxf3 c6 15. Qg3 h5 16. Bh6 Ne8 17. Ne3 Nb7 18. Nf5 Kh7 19. Bxg7 Rg8 20. Qe3 Bg5 21. Qe2 Nxg7 22. Nxg7 Rxg7 23. Qxh5+ Kg8 24. d4 Rh7 25. Qg4 Rg7 26. Red1 Qf6 27. dxe5 dxe5 28. Bb3 Bh4 29. Qe2 Nc5 30. Rf1 Qg5 31. g3 Bxg3 32. fxg3 Qxg3+ 33. Kh1 Nxe4 34. Bxf7+ Kf8 35. Bd5+ Ke7 36. Bxe4 Rh8 37. Rf3 *", + "Moves": "h8h3 e2h2 g3h2", + "MovesSAN": "Rxh3+ Qh2 Qxh2#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "1r6/2p1kp2/3p4/q6B/1r2PQ2/6P1/2K3P1/7R w - - 14 37", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nc3 Bc5 6. Nf3 d6 7. Bg5 h6 8. Bh4 Bg4 9. Be2 O-O 10. a3 a6 11. Qd3 Re8 12. Nd5 Bxf3 13. Bxf3 g5 14. Bg3 Nxd5 15. Qxd5 Qf6 16. O-O-O Rad8 17. h4 Kg7 18. hxg5 hxg5 19. Rh5 Rg8 20. Rxg5+ Kf8 21. Rf5 Qe7 22. Re1 Nd4 23. c3 Nxf5 24. Qxb7 Nxg3 25. fxg3 Rb8 26. Qxa6 Qg5+ 27. Kb1 Bxa3 28. b4 Bxb4 29. cxb4 Rxb4+ 30. Kc2 Kg7 31. Qc6 Rgb8 32. Qc3+ Kg6 33. Rh1 Qa5 34. Bh5+ Kg5 35. Qe3+ Kf6 36. Qf4+ Ke7 *", + "Moves": "f4f7 e7d8 f7e8", + "MovesSAN": "Qxf7+ Kd8 Qe8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "4rn2/6b1/1pPQ1nkp/p2P1p2/6p1/8/1B2qNPP/1R2R1K1 b - - 2 27", + "PGN": "1. Nf3 f5 2. b4 Nf6 3. Bb2 d6 4. e3 e5 5. Bc4 a5 6. b5 Qe7 7. a4 Be6 8. Bxe6 Qxe6 9. O-O Nbd7 10. d4 e4 11. Ng5 Qe7 12. c4 h6 13. Nh3 g5 14. Nd2 Bg7 15. Nb3 b6 16. f3 exf3 17. Qxf3 g4 18. Qxa8+ Kf7 19. Qc6 Qxe3+ 20. Nf2 Qxb3 21. Rab1 Qxa4 22. Qxc7 Kg6 23. Qxd6 Re8 24. c5 Qxb5 25. c6 Nf8 26. d5 Qe2 27. Rfe1 *", + "Moves": "e2e1 b1e1 e8e1", + "MovesSAN": "Qxe1+ Rxe1 Rxe1#", + "Themes": "backRankMate mate mateIn2 middlegame short" + }, + { + "FEN": "R7/2pQ3p/1p1p2pk/3Pp3/6K1/8/7q/8 b - - 7 49", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Be7 4. Nc3 d6 5. d3 Be6 6. Bxe6 fxe6 7. a3 Nf6 8. O-O O-O 9. h3 Nd4 10. Nxd4 exd4 11. Ne2 e5 12. c3 dxc3 13. bxc3 Nh5 14. d4 Bg5 15. Bxg5 Qxg5 16. f3 Nf4 17. Nxf4 Qxf4 18. d5 Rf6 19. Qb3 b6 20. c4 Raf8 21. a4 Qg3 22. Qa3 Rh6 23. Kh1 Rg6 24. Qb2 Rf4 25. a5 Rh4 26. axb6 axb6 27. Ra7 Rgh6 28. Rf2 Rxh3+ 29. gxh3 Rxh3+ 30. Rh2 Qxf3+ 31. Qg2 Rxh2+ 32. Kxh2 Qf4+ 33. Kh1 Qh6+ 34. Kg1 Qe3+ 35. Kh2 Qc5 36. Ra8+ Kf7 37. Qf3+ Kg6 38. Qg4+ Kh6 39. Qe6+ g6 40. Qh3+ Kg7 41. Qd7+ Kh6 42. Kg3 Qe3+ 43. Kg4 Qxe4+ 44. Kg3 Qd3+ 45. Kg4 Qxc4+ 46. Kg3 Qd3+ 47. Kg4 Qe2+ 48. Kh4 Qh2+ 49. Kg4 *", + "Moves": "h2g2 g4h4 g6g5", + "MovesSAN": "Qg2+ Kh4 g5#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "rn4k1/ppp2ppp/8/8/2q1r1b1/5N2/PPPQBPPP/R3K2R w KQ - 2 15", + "PGN": "1. e4 e5 2. Nf3 d5 3. Nxe5 Nf6 4. exd5 Qxd5 5. Qe2 Be6 6. Nc3 Qa5 7. d3 Bb4 8. Bd2 O-O 9. Nf3 Re8 10. Ne4 Nxe4 11. dxe4 Bg4 12. Bxb4 Qxb4+ 13. Qd2 Rxe4+ 14. Be2 Qc4 *", + "Moves": "d2d8 e4e8 d8e8", + "MovesSAN": "Qd8+ Re8 Qxe8#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "8/2pr2pk/1b2Rp1p/p6B/Pp1pP3/3K2R1/5r2/8 w - - 0 33", + "PGN": "1. e4 e5 2. d3 h6 3. h3 Bc5 4. a3 a6 5. Nd2 b5 6. Ndf3 Nc6 7. Ne2 Nf6 8. Nc3 d5 9. exd5 Nxd5 10. Nxd5 Qxd5 11. Qe2 O-O 12. Be3 Nd4 13. Bxd4 exd4 14. O-O-O Qa2 15. Kd2 b4 16. Ke1 Qxb2 17. a4 Bxh3 18. Nd2 Qxc2 19. Ne4 Qxe2+ 20. Bxe2 Bxg2 21. Rg1 Bxe4 22. dxe4 a5 23. Rc1 Bb6 24. Kd2 Rfe8 25. Bf3 Re6 26. Kd3 Rf6 27. Ke2 Rd8 28. Rg3 Rf4 29. Rc6 f6 30. Kd3 Kh7 31. Re6 Rd7 32. Bh5 Rxf2 *", + "Moves": "h5g6 h7h8 e6e8", + "MovesSAN": "Bg6+ Kh8 Re8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "3r3k/5Qpp/b1p1p3/P2q4/3Pp3/2B4P/2P3P1/5RK1 w - - 6 26", + "PGN": "1. d4 c5 2. Nf3 c4 3. e3 d5 4. Ne5 Nc6 5. Nxc6 bxc6 6. b3 e6 7. Nc3 Bb4 8. Bd2 cxb3 9. axb3 Nf6 10. Bd3 O-O 11. e4 Bxc3 12. Bxc3 dxe4 13. Be2 a5 14. O-O Bb7 15. b4 Qd5 16. f3 exf3 17. Bxf3 Ne4 18. Qd3 f5 19. Rxa5 Rxa5 20. bxa5 Qa2 21. h3 Rd8 22. Bxe4 fxe4 23. Qg3 Qd5 24. Qc7 Ba6 25. Qf7+ Kh8 *", + "Moves": "f7f8 d8f8 f1f8", + "MovesSAN": "Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate endgame mate mateIn2 sacrifice short" + }, + { + "FEN": "3rk3/p5pp/4p3/4nn2/1b2N3/4P1PP/PP3PB1/R1B2K2 b - - 5 21", + "PGN": "1. Nf3 c6 2. g3 d5 3. d4 Bg4 4. Bg2 e6 5. O-O Ne7 6. h3 Bxf3 7. Bxf3 Nf5 8. e3 c5 9. dxc5 Bxc5 10. c4 Nc6 11. cxd5 Ne5 12. Qa4+ Qd7 13. Qxd7+ Kxd7 14. dxe6+ fxe6 15. Bxb7 Rab8 16. Rd1+ Ke7 17. Bg2 Rhd8 18. Rxd8 Rxd8 19. Nc3 Ke8 20. Kf1 Bb4 21. Ne4 *", + "Moves": "d8d1 f1e2 d1e1", + "MovesSAN": "Rd1+ Ke2 Re1#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "2Q2q2/1P5p/5rpk/8/8/p7/P5PP/1R5K b - - 4 45", + "PGN": "1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. Nf3 Nc6 5. Nc3 Ngxe5 6. e3 Bb4 7. Be2 O-O 8. Bd2 d6 9. Qc2 Be6 10. Nd5 Bxd2+ 11. Qxd2 Bxd5 12. cxd5 Nxf3+ 13. Bxf3 Ne5 14. Be2 Qg5 15. O-O f5 16. f4 Qe7 17. fxe5 Qxe5 18. Rf3 Rae8 19. Raf1 g6 20. Bc4 a6 21. Rg3 c5 22. dxc6+ Kh8 23. cxb7 a5 24. Re1 f4 25. Rf3 fxe3 26. Rxf8+ Rxf8 27. Qxe3 Qxb2 28. Bd5 a4 29. Qe2 Qd4+ 30. Qe3 Qxd5 31. Qe7 Qd4+ 32. Kh1 Qf2 33. Rg1 a3 34. Qc7 Qa7 35. Rb1 Qb8 36. Qc3+ Kg8 37. Qc4+ Rf7 38. Qc8+ Rf8 39. Qe6+ Kg7 40. Qe7+ Rf7 41. Qe4 d5 42. Qd4+ Rf6 43. Qxd5 Qf8 44. Qd7+ Kh6 45. Qc8 *", + "Moves": "f6f1 b1f1 f8f1", + "MovesSAN": "Rf1+ Rxf1 Qxf1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "8/8/1R6/3r2p1/7p/p7/k2rN1PK/8 w - - 2 50", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. c3 Nf6 5. d4 exd4 6. cxd4 Bb4+ 7. Bd2 Nxe4 8. Bxc6 Bxd2+ 9. Nfxd2 Nxd2 10. Qe2+ Qe7 11. Qxe7+ Kxe7 12. Kxd2 dxc6 13. Re1+ Be6 14. Nc3 Rad8 15. Ke3 Rhe8 16. Rad1 Kf8 17. Kf3 h5 18. h4 Bg4+ 19. Kg3 Bxd1 20. Rxd1 f6 21. Na4 Re4 22. Nc5 Re2 23. Nxb7 Rb8 24. Na5 Rbxb2 25. Nxc6 Rxf2 26. Rg1 Rxa2 27. Nb4 Rad2 28. Nc6 Rfe2 29. Kf3 Re6 30. Nd8 Rd6 31. Nb7 R6xd4 32. Rc1 R2d3+ 33. Kf2 Rd2+ 34. Kg3 g5 35. hxg5 fxg5 36. Rxc7 h4+ 37. Kh2 Rd7 38. Rc8+ Ke7 39. Nc5 R7d5 40. Ne4 R2d4 41. Nf2 a5 42. Rc7+ Kd6 43. Rg7 a4 44. Rg6+ Kc5 45. Ra6 Kb4 46. Rb6+ Ka3 47. Nh3 Ka2 48. Ng1 a3 49. Ne2 Rd2 *", + "Moves": "e2c3 a2a1 b6b1", + "MovesSAN": "Nc3+ Ka1 Rb1#", + "Themes": "arabianMate endgame fork mate mateIn2 short" + }, + { + "FEN": "2kr4/R6R/2p2pp1/3rb3/P7/1P3Q1P/2P2PP1/6K1 b - - 0 32", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qe5+ 4. Be2 Bg4 5. d4 Bxe2 6. Ngxe2 Qa5 7. Bd2 Nc6 8. Ne4 Qd5 9. N4c3 Qh5 10. O-O O-O-O 11. Nf4 Qa5 12. d5 Ne5 13. Ne4 Qb5 14. Bc3 Ng6 15. Nxg6 hxg6 16. Qg4+ Kb8 17. a4 Qc4 18. b3 f5 19. Qxg6 Qxe4 20. Rfe1 Qh4 21. h3 Nf6 22. Bxf6 exf6 23. Qxf5 Bd6 24. Re6 Rh5 25. Qf3 Rxd5 26. Re4 Bc5 27. Rxh4 c6 28. Rh7 Bd4 29. Re1 g6 30. Ree7 Be5 31. Rxb7+ Kc8 32. Rxa7 *", + "Moves": "d5d1 f3d1 d8d1", + "MovesSAN": "Rd1+ Qxd1 Rxd1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r1b2rk1/ppp1qp1n/5R1Q/8/2B5/8/PPP3PP/3R2K1 w - - 1 19", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nc3 Nc6 4. d4 exd4 5. Nxd4 d6 6. Bg5 Be7 7. f4 h6 8. Bxf6 Bxf6 9. Bc4 O-O 10. O-O Nxd4 11. e5 dxe5 12. fxe5 Bxe5 13. Qh5 Bf6 14. Ne4 Ne6 15. Rad1 Qe7 16. Nxf6+ gxf6 17. Qxh6 Ng5 18. Rxf6 Nh7 *", + "Moves": "f6g6 g8h8 h6g7", + "MovesSAN": "Rg6+ Kh8 Qg7#", + "Themes": "kingsideAttack mate mateIn2 middlegame pin short" + }, + { + "FEN": "8/2k5/p7/P1pPR1p1/2r5/8/5PPP/6K1 b - - 0 37", + "PGN": "1. d4 c5 2. d5 e5 3. c4 d6 4. Nc3 Bf5 5. e4 Bg6 6. Bd3 Be7 7. Nf3 Nd7 8. O-O Bh5 9. Be2 Bg6 10. a4 a6 11. a5 f5 12. exf5 Bxf5 13. Bd3 Bxd3 14. Qxd3 Ngf6 15. Re1 g6 16. Ng5 Nf8 17. Nce4 Qd7 18. Qf3 Qf5 19. Nxf6+ Qxf6 20. Qxf6 Bxf6 21. Ne4 Nd7 22. Nxd6+ Ke7 23. Ne4 Rhf8 24. Bg5 Bxg5 25. Nxg5 h6 26. Nf3 Kd6 27. Re3 Rab8 28. Rae1 Rfe8 29. Nh4 g5 30. Nf5+ Kc7 31. Nxh6 b5 32. b3 bxc4 33. bxc4 Rb4 34. Nf7 Rxc4 35. Nxe5 Nxe5 36. Rxe5 Rxe5 37. Rxe5 *", + "Moves": "c4c1 e5e1 c1e1", + "MovesSAN": "Rc1+ Re1 Rxe1#", + "Themes": "backRankMate endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "1r3k1b/5b1r/p1pq1P1N/3p2Q1/2pP1N2/P3R3/1PP2KP1/8 w - - 7 33", + "PGN": "1. e4 g6 2. d4 Bg7 3. f4 f6 4. Nf3 Nh6 5. Bc4 Nf7 6. Nc3 e6 7. a3 a6 8. Be3 O-O 9. Qd2 c6 10. O-O d5 11. exd5 exd5 12. Bd3 b5 13. f5 g5 14. h3 Nd7 15. Nh2 h6 16. Ng4 Nb6 17. h4 Nc4 18. Bxc4 bxc4 19. hxg5 hxg5 20. Rf3 Qd6 21. Kf2 Bd7 22. Rh1 Rfe8 23. Rh5 Rab8 24. Qc1 Rb7 25. Ne2 Reb8 26. Bxg5 Nxg5 27. Rxg5 fxg5 28. Qxg5 Kf8 29. f6 Bh8 30. Nh6 Be6 31. Re3 Rh7 32. Nf4 Bf7 *", + "Moves": "g5g8 f7g8 f4g6", + "MovesSAN": "Qg8+ Bxg8 Ng6#", + "Themes": "mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "4r3/ppp2k2/2n5/6R1/4rN1P/2B5/PPPK4/8 w - - 5 33", + "PGN": "1. e4 Nc6 2. d4 d5 3. e5 Bf5 4. Bd3 Nxd4 5. Nc3 e6 6. Be3 Bxd3 7. Qxd3 Nc6 8. Nf3 Nge7 9. Ne2 Nf5 10. Bf4 Bc5 11. h4 Qe7 12. g4 Nh6 13. Bg5 f6 14. exf6 Qf7 15. fxg7 Qxg7 16. O-O-O Nxg4 17. Nf4 Nxf2 18. Nxe6 Nxd3+ 19. Rxd3 Qd7 20. Nxc5 Qf5 21. Re1+ Kf7 22. Nd2 Kg6 23. Ne6 h5 24. Nf4+ Kh7 25. Rxd5 Qf7 26. Ne4 Rae8 27. Nf6+ Qxf6 28. Bxf6 Rxe1+ 29. Kd2 Rhe8 30. Rxh5+ Kg8 31. Bc3 R1e4 32. Rg5+ Kf7 *", + "Moves": "g5g7 f7f8 f4g6", + "MovesSAN": "Rg7+ Kf8 Ng6#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r4r2/pp1Q1N1k/n1p3pp/2bp4/8/2P5/P2KN1PP/7q w - - 0 26", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. d4 d5 4. dxe5 Nxe4 5. Nc3 Nxf2 6. Kxf2 Bc5+ 7. Ke1 c6 8. Bg5 Qd7 9. Nd4 O-O 10. Be2 f6 11. e6 Qe7 12. Bg4 fxg5 13. Nf3 Bxe6 14. Bxe6+ Qxe6+ 15. Qe2 Qf7 16. Nxg5 Qf4 17. Qe6+ Kh8 18. Nf3 Na6 19. Ne2 Qb4+ 20. c3 Qxb2 21. Ng5 h6 22. Nf7+ Kh7 23. Qf5+ g6 24. Qd7 Qxa1+ 25. Kd2 Qxh1 *", + "Moves": "f7g5 h7h8 d7h7", + "MovesSAN": "Ng5+ Kh8 Qh7#", + "Themes": "doubleCheck mate mateIn2 middlegame short" + }, + { + "FEN": "4r1k1/p5pp/Q1p5/3pq3/4n3/2P2P2/PP3P1P/R3R1K1 b - - 0 22", + "PGN": "1. d4 d5 2. Bf4 Nf6 3. e3 c5 4. Nf3 Nc6 5. Nbd2 cxd4 6. exd4 e6 7. c3 Bd6 8. Ne5 O-O 9. Ndf3 Ne8 10. Nxc6 bxc6 11. Ne5 Bxe5 12. Bxe5 f6 13. Bg3 e5 14. dxe5 fxe5 15. Bxe5 Qe7 16. Qe2 Ba6 17. Qxa6 Qxe5+ 18. Be2 Nd6 19. O-O Rae8 20. Rfe1 Ne4 21. Bf3 Rxf3 22. gxf3 *", + "Moves": "e5g5 g1f1 e4d2", + "MovesSAN": "Qg5+ Kf1 Nd2#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r1b4k/pp3rpp/5p2/4bP2/4p3/1Nq5/P1P1B1PP/3R1R1K w - - 0 22", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb3 Nf6 6. Nc3 Bb4 7. Bd3 d5 8. exd5 Nxd5 9. Bd2 Nxc3 10. bxc3 Bc5 11. O-O Bd6 12. f4 Qb6+ 13. Kh1 O-O 14. f5 f6 15. Bc4+ Kh8 16. Qh5 e4 17. Bf4 Ne5 18. Bxe5 Bxe5 19. Rad1 Qc7 20. Be2 Qxc3 21. Qf7 Rxf7 *", + "Moves": "d1d8 f7f8 d8f8", + "MovesSAN": "Rd8+ Rf8 Rxf8#", + "Themes": "backRankMate mate mateIn2 middlegame short" + }, + { + "FEN": "r2qkb1r/ppp2ppp/3p4/4N3/2BnPP2/2N5/PPPP4/R1Bb1RK1 w kq - 0 11", + "PGN": "1. e4 e5 2. Nc3 Nf6 3. f4 d6 4. Nf3 Bg4 5. Bc4 Nc6 6. h3 Bh5 7. g4 Nxg4 8. hxg4 Bxg4 9. O-O Nd4 10. Nxe5 Bxd1 *", + "Moves": "c4f7 e8e7 c3d5", + "MovesSAN": "Bxf7+ Ke7 Nd5#", + "Themes": "attackingF2F7 mate mateIn2 opening short" + }, + { + "FEN": "5q1k/3r3p/1p4p1/3B2P1/2Pb4/7P/8/5R1K w - - 0 45", + "PGN": "1. e4 c5 2. f4 d5 3. exd5 Nf6 4. c4 e6 5. dxe6 Bxe6 6. d3 Be7 7. Nf3 Nc6 8. Be2 O-O 9. O-O Qc7 10. Nc3 Rad8 11. Qc2 Nb4 12. Qb1 Bf5 13. Rd1 Rfe8 14. a3 Nc6 15. Be3 Nd4 16. Bxd4 cxd4 17. Ne4 Qxf4 18. Nxf6+ Bxf6 19. Qc2 Re3 20. Rf1 Rde8 21. Nd2 Qg5 22. Ne4 Bxe4 23. dxe4 R3xe4 24. Bf3 Qe3+ 25. Kh1 d3 26. Qa4 R4e7 27. Rad1 Bxb2 28. Qb3 Bf6 29. Rxd3 Qc5 30. Rd5 Re1 31. Rd1 Rxf1+ 32. Rxf1 b6 33. h3 Re3 34. Qa4 Qxa3 35. Qc6 Qe7 36. Qa8+ Qd8 37. Qxa7 g6 38. Rd1 Rd3 39. Rf1 Rd6 40. Bd5 Kg7 41. Qxf7+ Kh8 42. g4 Bd4 43. g5 Rd7 44. Qf8+ Qxf8 *", + "Moves": "f1f8 h8g7 f8g8", + "MovesSAN": "Rxf8+ Kg7 Rg8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "6rk/pp3p1p/3Q1p2/2pP4/2P2P2/1Pq4P/P5PK/3R4 b - - 0 31", + "PGN": "1. e4 c5 2. d4 e6 3. Nf3 Nc6 4. d5 exd5 5. exd5 Nce7 6. c4 Nf6 7. Bd3 Ng6 8. O-O Bd6 9. Re1+ Ne7 10. Nc3 O-O 11. Nb5 Bc7 12. Bg5 Ng6 13. Bxf6 gxf6 14. Nxc7 Qxc7 15. b3 d6 16. Qd2 Bg4 17. Be2 Rfe8 18. h3 Bf5 19. Qc3 Ne5 20. Nxe5 Rxe5 21. Qg3+ Kh8 22. Qh4 Qe7 23. f4 Re3 24. Bf3 Re8 25. Rxe3 Qxe3+ 26. Kh2 Qc3 27. Rd1 Be4 28. Bxe4 Rxe4 29. Qg4 Re8 30. Qd7 Rg8 31. Qxd6 *", + "Moves": "c3g3 h2g1 g3g2", + "MovesSAN": "Qg3+ Kg1 Qxg2#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "3R4/pp3p2/5r2/5pp1/2p1bP1k/2K1R2P/PP6/8 w - - 0 35", + "PGN": "1. e4 c6 2. e5 d5 3. f4 e6 4. Nf3 Bc5 5. d4 Bb6 6. c3 Ne7 7. Bd3 c5 8. Be3 cxd4 9. Nxd4 Bxd4 10. Bxd4 Nbc6 11. Bc5 O-O 12. Qh5 h6 13. g4 Qa5 14. Bd6 Rd8 15. g5 Rxd6 16. exd6 Nf5 17. Bxf5 exf5 18. gxh6 g6 19. Qg5 Qd8 20. Qxd8+ Nxd8 21. Nd2 Ne6 22. Rf1 Kh7 23. O-O-O Bd7 24. Nb3 Bc6 25. Nd4 Nxd4 26. Rxd4 Rd8 27. Re1 Rxd6 28. Re7 Rf6 29. c4 dxc4 30. Kc2 Kxh6 31. Rd8 Kh5 32. h3 Kh4 33. Re3 Be4+ 34. Kc3 g5 *", + "Moves": "d8h8 f6h6 h8h6", + "MovesSAN": "Rh8+ Rh6 Rxh6#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r3k2r/pp3ppp/2nbpn2/8/3P2q1/2N2N2/PP2BP2/R1BQ2RK b kq - 3 14", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. c3 d5 4. exd5 Qxd5 5. d4 Bg4 6. Be2 cxd4 7. cxd4 e6 8. O-O Nf6 9. h3 Bh5 10. Nc3 Qf5 11. g4 Bxg4 12. hxg4 Qxg4+ 13. Kh1 Bd6 14. Rg1 *", + "Moves": "g4h3 f3h2 h3h2", + "MovesSAN": "Qh3+ Nh2 Qxh2#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "8/1k1p2q1/1p2p1r1/1P2P3/3PNrPp/1n3P1p/R3K2P/2R5 w - - 2 38", + "PGN": "1. d4 Nf6 2. Nc3 e6 3. e4 Bb4 4. Bg5 h6 5. Bh4 g5 6. e5 Ne4 7. a3 Nxc3 8. axb4 Nxd1 9. Rxd1 gxh4 10. Bd3 Nc6 11. c3 b6 12. Be4 Bb7 13. f3 Qg5 14. Rd2 O-O-O 15. Nh3 Qe7 16. Kf2 Rhg8 17. Rdd1 Rg7 18. Ra1 Rdg8 19. Rhg1 Nd8 20. Bxb7+ Kxb7 21. Ra2 Nc6 22. Nf4 f6 23. b5 Na5 24. b4 Nc4 25. Nh5 Rg5 26. Nxf6 R8g6 27. Ne4 Rh5 28. Rga1 a5 29. bxa5 Nxa5 30. c4 Qg7 31. Kf1 h3 32. g3 Rf5 33. Ke2 h5 34. c5 h4 35. g4 Rf4 36. cxb6 cxb6 37. Rc1 Nb3 *", + "Moves": "e4d6 b7b8 c1c8", + "MovesSAN": "Nd6+ Kb8 Rc8#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "1r4k1/5p2/2q2bB1/1p5Q/7P/2Ppr1p1/1P4P1/R4K2 w - - 0 29", + "PGN": "1. e4 c5 2. c3 d6 3. d3 Nc6 4. Nd2 g6 5. h4 h5 6. Nh3 Bxh3 7. Rxh3 Qd7 8. a4 Bg7 9. Nc4 b6 10. Qb3 Rb8 11. f4 Nf6 12. Rg3 d5 13. exd5 Nxd5 14. Be2 Bf6 15. Rh3 O-O 16. Bd2 a6 17. Bf3 b5 18. axb5 axb5 19. Na5 e6 20. Nxc6 Qxc6 21. f5 c4 22. Qd1 exf5 23. Bxh5 Rfe8+ 24. Kf1 cxd3 25. Rg3 f4 26. Bxg6 fxg3 27. Qh5 Ne3+ 28. Bxe3 Rxe3 *", + "Moves": "h5h7 g8f8 h7f7", + "MovesSAN": "Qh7+ Kf8 Qxf7#", + "Themes": "master mate mateIn2 middlegame short" + }, + { + "FEN": "1q2r1k1/5p1p/p1n2Bp1/7r/6Q1/2P5/1P3PPP/R3R1K1 b - - 11 30", + "PGN": "1. e4 d5 2. exd5 Nf6 3. d4 c6 4. dxc6 Nxc6 5. c3 g6 6. Bb5 Qb6 7. a4 a6 8. Be2 Bf5 9. Nf3 Rd8 10. Nbd2 Qc7 11. O-O Bg7 12. Nh4 Be6 13. Bf3 O-O 14. Ne4 Nxe4 15. Bxe4 Bd5 16. Bxd5 Rxd5 17. Qb3 Rfd8 18. Nf3 Na5 19. Qa2 e5 20. dxe5 Bxe5 21. Nxe5 Qxe5 22. Be3 Nc6 23. Qb3 b5 24. axb5 Rxb5 25. Qc4 Na5 26. Qh4 Qb8 27. Bd4 Nc6 28. Bf6 Rh5 29. Qg4 Re8 30. Rfe1 *", + "Moves": "b8h2 g1f1 h2h1", + "MovesSAN": "Qxh2+ Kf1 Qh1#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "N3k2r/p4pb1/2p5/R2p1b1p/3P1N1q/4PPp1/1P1QBRP1/6K1 b k - 0 31", + "PGN": "1. d4 Nf6 2. Bf4 Nh5 3. Bg5 h6 4. Bh4 c6 5. e3 Qb6 6. Nd2 g6 7. Nc4 Qc7 8. Be2 Nf6 9. Bg3 d6 10. Nf3 Bg7 11. O-O b5 12. Ncd2 Nh5 13. Bh4 g5 14. Ne1 Nf6 15. Bg3 h5 16. h4 g4 17. Nd3 Bf5 18. a4 bxa4 19. c4 Nbd7 20. Rxa4 Nb6 21. Ra5 Qd7 22. c5 Nbd5 23. cxd6 exd6 24. Nc4 Ne4 25. Bf4 Nxf4 26. Nxf4 g3 27. f3 Nf2 28. Qd2 d5 29. Nb6 Qd8 30. Nxa8 Qxh4 31. Rxf2 *", + "Moves": "h4h2 g1f1 h2h1", + "MovesSAN": "Qh2+ Kf1 Qh1#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "r4r2/2p4k/1p2Q2p/p3P3/5q2/2P1p1RP/PP4P1/6K1 w - - 0 26", + "PGN": "1. c3 Nf6 2. Qc2 e5 3. e4 b6 4. Nf3 Bb7 5. d3 Nc6 6. Qb3 h6 7. Be3 Be7 8. Nbd2 O-O 9. d4 Ng4 10. Bd3 Nxe3 11. fxe3 d6 12. O-O a5 13. Nc4 Ba6 14. Rad1 exd4 15. exd4 d5 16. Nce5 Nxe5 17. Nxe5 Bxd3 18. Rxd3 dxe4 19. Rg3 Bd6 20. Rxf7 Bxe5 21. Rfxg7+ Kh8 22. dxe5 Qd2 23. h3 Qf4 24. Qe6 e3 25. Rh7+ Kxh7 *", + "Moves": "e6g6 h7h8 g6g7", + "MovesSAN": "Qg6+ Kh8 Qg7#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "5k2/3r3p/pR4p1/2N4n/2Pn4/P2P3P/6NK/8 b - - 0 36", + "PGN": "1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 O-O 5. e4 d6 6. Nge2 c5 7. O-O Nc6 8. a3 Rb8 9. Rb1 Bd7 10. b4 b6 11. h3 Ne8 12. Kh2 Nc7 13. f4 Nd4 14. Nd5 e6 15. Ne3 a6 16. g4 Bc6 17. d3 f5 18. Ng3 Qd7 19. exf5 exf5 20. gxf5 Bxg2 21. Nxg2 Nxf5 22. Qf3 Rbe8 23. Bb2 Bxb2 24. Rxb2 Nd4 25. Qb7 Qc6 26. Qxc6 Nxc6 27. bxc5 bxc5 28. Rb7 Rf7 29. f5 Ref8 30. Ne4 Ne8 31. Rb6 Nd4 32. f6 Nxf6 33. Nxd6 Rd7 34. Nb7 Nh5 35. Rxf8+ Kxf8 36. Nxc5 *", + "Moves": "d4f3 h2h1 h5g3", + "MovesSAN": "Nf3+ Kh1 Ng3#", + "Themes": "endgame master mate mateIn2 short" + }, + { + "FEN": "6k1/p1Q2pp1/4Rn1p/8/1P6/p2r4/Pn3PPP/6K1 b - - 0 25", + "PGN": "1. e4 d6 2. Nc3 c6 3. Nf3 e5 4. Bc4 h6 5. d4 exd4 6. Nxd4 Nf6 7. O-O Qb6 8. Nb3 Be7 9. Re1 O-O 10. Na4 Qc7 11. Bf4 b5 12. e5 dxe5 13. Bxe5 Qd8 14. Nbc5 bxa4 15. Qf3 Bxc5 16. Rad1 Nbd7 17. Qxc6 Nxe5 18. Qxa8 Nxc4 19. Rxd8 Rxd8 20. Qc6 Bb4 21. c3 Nxb2 22. cxb4 Be6 23. Qc2 a3 24. Qc7 Rd3 25. Rxe6 *", + "Moves": "d3d1 e6e1 d1e1", + "MovesSAN": "Rd1+ Re1 Rxe1#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "5rk1/pp3R2/1bp3p1/7p/5Q1P/5RP1/2P4K/q7 b - - 0 37", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd6 4. g3 Nf6 5. Bg2 c6 6. h3 Bf5 7. d3 e6 8. Nge2 Be7 9. O-O O-O 10. Nf4 e5 11. Nh5 Nxh5 12. Qxh5 Bg6 13. Qe2 Nd7 14. f4 exf4 15. Bxf4 Qc5+ 16. Kh2 Rfe8 17. Rae1 Nf6 18. Qf2 Qb4 19. Be5 Nd7 20. a3 Qxb2 21. Nd5 Nxe5 22. Nc7 Bd6 23. Nxe8 Rxe8 24. d4 h5 25. dxe5 Bxe5 26. h4 Rd8 27. Rd1 Rf8 28. Rfe1 Bc7 29. Be4 Bb6 30. Qg2 Bxe4 31. Qxe4 Qxa3 32. Rd3 Qb2 33. Rd7 g6 34. Rf1 Qc3 35. Rf3 Qg7 36. Qf4 Qa1 37. Rxf7 *", + "Moves": "a1g1 h2h3 g1h1", + "MovesSAN": "Qg1+ Kh3 Qh1#", + "Themes": "endgame master mate mateIn2 short" + }, + { + "FEN": "4R3/1k3p2/1rp3p1/p6p/P1K4P/1r4P1/5P2/3R4 w - - 15 43", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bxb4 5. c3 Ba5 6. d4 exd4 7. O-O dxc3 8. Qb3 Qf6 9. Bg5 Qg6 10. Nxc3 h6 11. Bf4 Bxc3 12. Qxc3 d6 13. Bg3 Nge7 14. Bd3 O-O 15. e5 Bf5 16. Bxf5 Nxf5 17. exd6 Nxd6 18. Ne5 Nxe5 19. Bxe5 Nb5 20. Qc5 c6 21. a4 b6 22. Qb4 a5 23. Qb2 Nd6 24. Bxd6 Qxd6 25. Qxb6 Rfd8 26. h3 Rdb8 27. Qe3 Rb4 28. Rfd1 Qf4 29. Qxf4 Rxf4 30. Rdc1 Ra6 31. g3 Rb4 32. Rc2 h5 33. Kg2 g6 34. Kf3 Kg7 35. h4 Kf6 36. Ke3 Ke6 37. Kd3 Rb3+ 38. Kc4 Rab6 39. Re2+ Kd6 40. Rd1+ Kc7 41. Re7+ Kc8 42. Re8+ Kb7 *", + "Moves": "d1d7 b7a6 e8a8", + "MovesSAN": "Rd7+ Ka6 Ra8#", + "Themes": "endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "7n/pp1q1rpk/3pR2p/3r3N/5PQ1/1P6/P6P/6RK w - - 0 30", + "PGN": "1. Nf3 Nf6 2. c4 Nc6 3. g3 e5 4. Bg2 Be7 5. d3 O-O 6. O-O d6 7. b3 h6 8. Bb2 Be6 9. Nc3 Qd7 10. Nd2 Bh3 11. Nd5 Bxg2 12. Kxg2 Nxd5 13. cxd5 Nd8 14. e4 f5 15. f4 fxe4 16. dxe4 exf4 17. gxf4 Bf6 18. Bxf6 Rxf6 19. Qf3 c6 20. Rae1 cxd5 21. exd5 Nf7 22. Kh1 Rf8 23. Ne4 Rf5 24. Ng3 Rf6 25. Nh5 Rf5 26. Qg4 Nh8 27. Re6 Kh7 28. Rfe1 R8f7 29. Rg1 Rxd5 *", + "Moves": "g4g7 f7g7 h5f6", + "MovesSAN": "Qxg7+ Rxg7 Nf6#", + "Themes": "mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "8/3bk3/p7/1ppB2R1/4N3/3PP1b1/PP1r4/5K2 b - - 0 35", + "PGN": "1. c4 Nf6 2. g4 h6 3. h4 e6 4. Bg2 d5 5. g5 hxg5 6. hxg5 Rxh1 7. Bxh1 Ne4 8. g6 Nxf2 9. gxf7+ Kxf7 10. Kxf2 Qh4+ 11. Kg2 Bd6 12. Qf1+ Kg8 13. Qf3 Qh2+ 14. Kf1 Nc6 15. Qh3 Qf4+ 16. Nf3 Nd4 17. e3 Qf5 18. Qxf5 Nxf5 19. cxd5 exd5 20. Nd4 Ng3+ 21. Kg1 a6 22. Bxd5+ Kf8 23. Nc3 c5 24. Ne6+ Ke7 25. Nf4 Nf5 26. d3 g5 27. Ng2 Bd7 28. Bd2 Rh8 29. Rf1 Bh2+ 30. Kf2 Bg3+ 31. Ke2 b5 32. Ne4 Rh2 33. Rxf5 Rxg2+ 34. Kf1 Rxd2 35. Rxg5 *", + "Moves": "d7h3 f1g1 d2d1", + "MovesSAN": "Bh3+ Kg1 Rd1#", + "Themes": "endgame master mate mateIn2 short" + }, + { + "FEN": "8/p6k/2B3R1/np6/7N/2P3P1/PKP5/5r2 b - - 0 32", + "PGN": "1. d4 e5 2. dxe5 f5 3. exf6 Nxf6 4. Bg5 Be7 5. Bxf6 Bxf6 6. Nc3 O-O 7. Qd3 Nc6 8. O-O-O d6 9. h4 Bxh4 10. g3 Bf6 11. Qxh7+ Kf7 12. Bg2 Bxc3 13. bxc3 Qg5+ 14. e3 Bf5 15. Qh5+ Qxh5 16. Rxh5 Bg4 17. Rh4 Bxd1 18. Kxd1 Na5 19. Ne2 c6 20. Nd4 d5 21. Nf5 Kg8 22. e4 dxe4 23. Bxe4 Rad8+ 24. Kc1 Rde8 25. Bd3 g6 26. Rg4 Kh7 27. Nh4 Rxf2 28. Bxg6+ Kh6 29. Bxe8 Rf1+ 30. Kb2 b5 31. Rg6+ Kh7 32. Bxc6 *", + "Moves": "a5c4 b2b3 f1b1", + "MovesSAN": "Nc4+ Kb3 Rb1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "5rk1/pp6/2r1p1pp/3p3Q/8/P7/1PPq1P2/1K4R1 w - - 0 31", + "PGN": "1. e4 c6 2. Nf3 d5 3. exd5 cxd5 4. d4 Bg4 5. Be2 Nc6 6. h3 Bf5 7. a3 Nf6 8. Nc3 e6 9. Bf4 Bd6 10. Bg5 h6 11. Bh4 O-O 12. Bd3 Bxd3 13. Qxd3 Be7 14. g4 Nh7 15. Bxe7 Qxe7 16. g5 Nxg5 17. h4 Nxf3+ 18. Qxf3 Nxd4 19. Qd3 Nf5 20. O-O-O Nxh4 21. Rdg1 Ng6 22. Ne2 Rac8 23. Ng3 Nf4 24. Qf3 Qf6 25. Nh5 Nxh5 26. Qxh5 Qf4+ 27. Kb1 Rc6 28. Rg4 Qd2 29. Rhg1 g6 30. Rxg6+ fxg6 *", + "Moves": "h5g6 g8h8 g6g7", + "MovesSAN": "Qxg6+ Kh8 Qg7#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "8/P1R2pk1/2B3p1/8/2p4p/2P2b2/1P2rP2/6K1 b - - 1 33", + "PGN": "1. e4 c5 2. c3 d6 3. d4 Nf6 4. Bd3 g6 5. Nf3 Bg7 6. h3 O-O 7. O-O Nc6 8. Be3 c4 9. Bc2 b5 10. a3 Bb7 11. Nbd2 Qc7 12. Re1 Rad8 13. Qe2 a6 14. Rad1 Rfe8 15. e5 dxe5 16. Nxe5 Nxe5 17. dxe5 Qxe5 18. Bd4 Qxe2 19. Rxe2 e5 20. Rxe5 Nd5 21. Rxe8+ Rxe8 22. Nf3 Nf4 23. Bxg7 Kxg7 24. Nd4 Bxg2 25. a4 Bxh3 26. axb5 Ne2+ 27. Nxe2 Rxe2 28. bxa6 Bc8 29. a7 Bb7 30. Rd7 Bf3 31. Ba4 h5 32. Rc7 h4 33. Bc6 *", + "Moves": "e2e1 g1h2 e1h1", + "MovesSAN": "Re1+ Kh2 Rh1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "8/5pk1/6p1/8/5PKP/1r6/R7/8 b - - 0 49", + "PGN": "1. c4 c6 2. Nc3 d5 3. cxd5 cxd5 4. d4 Nc6 5. g3 Nf6 6. Bg2 Bf5 7. Nf3 e6 8. a3 h6 9. O-O Be7 10. Re1 O-O 11. Nh4 Bh7 12. Nf3 a6 13. Bf4 b5 14. Rc1 Rc8 15. h4 Na5 16. Nd2 Nc4 17. Nxc4 Rxc4 18. e4 dxe4 19. Nxe4 Rxd4 20. Nxf6+ Bxf6 21. Qb3 e5 22. Bxe5 Bxe5 23. Rxe5 Rd3 24. Qb4 Rd1+ 25. Rxd1 Qxd1+ 26. Kh2 Qc2 27. Qd4 Rc8 28. Re7 Bg6 29. Bd5 Qc5 30. Qxc5 Rxc5 31. Bb3 a5 32. a4 bxa4 33. Bxa4 h5 34. Ra7 Be4 35. Bb3 Bd5 36. Bxd5 Rxd5 37. Kg2 g6 38. Kf3 Kg7 39. Ke4 Rb5 40. f4 Rb4+ 41. Kf3 a4 42. Rc7 Rxb2 43. Ra7 Rb3+ 44. Kf2 a3 45. Kg2 Rb2+ 46. Kf3 a2 47. g4 hxg4+ 48. Kxg4 Rb3 49. Rxa2 *", + "Moves": "f7f5 g4g5 b3g3", + "MovesSAN": "f5+ Kg5 Rg3#", + "Themes": "endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "k6r/1p3Rpr/p3p3/6p1/P2P1nP1/5NKP/5P2/7R b - - 2 31", + "PGN": "1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Nc3 a6 5. Bd3 Nf6 6. Nf3 Bg4 7. O-O e6 8. h3 Bh5 9. g4 Bg6 10. Bxg6 hxg6 11. Kg2 Bd6 12. Ne2 Bc7 13. Bf4 Bxf4 14. Nxf4 Nc6 15. c3 Qc7 16. Qd2 Ne4 17. Qe3 O-O-O 18. Rae1 Kb8 19. a4 Rh7 20. b4 Rdh8 21. Rh1 g5 22. Nd3 Nxc3 23. Nc5 Ne4 24. Nxe4 dxe4 25. Qxe4 Nxb4 26. Rc1 Qd7 27. Qe5+ Ka8 28. Rc7 Qd5 29. Qxd5 Nxd5 30. Rxf7 Nf4+ 31. Kg3 *", + "Moves": "h7h3 h1h3 h8h3", + "MovesSAN": "Rxh3+ Rxh3 Rxh3#", + "Themes": "endgame hookMate mate mateIn2 short" + }, + { + "FEN": "5r1k/p2qpQbp/np4p1/3B2N1/P5P1/1P1b3P/8/5R1K w - - 1 34", + "PGN": "1. Nf3 Nf6 2. g3 d5 3. d4 g6 4. Bg2 Bg7 5. O-O O-O 6. c4 c6 7. cxd5 Nxd5 8. e4 Nb6 9. Nc3 Bg4 10. e5 Na6 11. h3 Bf5 12. Be3 Nc4 13. b3 Nxe3 14. fxe3 Nb4 15. Ne1 Qc8 16. Kh2 Rd8 17. Rc1 Bxe5 18. a3 Na6 19. Qf3 Bf6 20. e4 Be6 21. e5 Bg7 22. d5 cxd5 23. Nd3 Qd7 24. a4 Rac8 25. Nb5 b6 26. Nd4 Bf5 27. g4 Bxd3 28. Qxf7+ Kh8 29. Rxc8 Bxe5+ 30. Kh1 Rxc8 31. Ne6 Rg8 32. Ng5 Bg7 33. Bxd5 Rf8 *", + "Moves": "f7g8 f8g8 g5f7", + "MovesSAN": "Qg8+ Rxg8 Nf7#", + "Themes": "kingsideAttack mate mateIn2 middlegame sacrifice short smotheredMate" + }, + { + "FEN": "b4rk1/5pp1/3Q4/4p1q1/8/2P3P1/PP6/R3RBK1 b - - 0 26", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 d6 6. N1c3 a6 7. Na3 b5 8. Nd5 Nf6 9. Bg5 Be7 10. Bxf6 Bxf6 11. c3 O-O 12. Be2 Bg5 13. O-O Be6 14. Nc2 Ne7 15. Ncb4 Nxd5 16. Nxd5 Rc8 17. Bg4 Bxd5 18. Bxc8 Bxe4 19. Bxa6 Bf4 20. Re1 Ba8 21. Bxb5 Qg5 22. g3 h5 23. Bf1 h4 24. Qxd6 hxg3 25. hxg3 Bxg3 26. fxg3 *", + "Moves": "g5g3 f1g2 g3g2", + "MovesSAN": "Qxg3+ Bg2 Qxg2#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "r7/pppk1Npp/3bp3/5n2/3p2n1/3P4/PPP3PP/RNB2RK1 b - - 1 15", + "PGN": "1. e4 d5 2. e5 d4 3. Nf3 Nc6 4. Bc4 Bg4 5. Bxf7+ Kxf7 6. Ng5+ Ke8 7. Qxg4 Qd7 8. Qxd7+ Kxd7 9. Nf7 Nh6 10. Nxh8 Nxe5 11. d3 e6 12. O-O Bd6 13. f4 Neg4 14. f5 Nxf5 15. Nf7 *", + "Moves": "d6h2 g1h1 f5g3", + "MovesSAN": "Bxh2+ Kh1 Ng3#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "rnb1k1nr/pp3ppp/1qp5/2bpP3/4P3/1P3P2/P1P1N1PP/RNBQKB1R b KQkq - 2 6", + "PGN": "1. e4 c6 2. d4 d5 3. f3 e5 4. dxe5 Bc5 5. b3 Qb6 6. Ne2 *", + "Moves": "c5f2 e1d2 b6e3", + "MovesSAN": "Bf2+ Kd2 Qe3#", + "Themes": "mate mateIn2 opening short" + }, + { + "FEN": "rb4k1/7p/p3pr1B/3R1pN1/8/5q2/PP3PPP/6K1 w - - 0 27", + "PGN": "1. e4 c5 2. Nf3 d6 3. Bc4 e6 4. d4 a6 5. dxc5 Nd7 6. cxd6 b5 7. Bb3 Nc5 8. c4 Nxb3 9. Qxb3 bxc4 10. Qxc4 Bxd6 11. O-O Bd7 12. Nc3 Ne7 13. Bg5 O-O 14. e5 Bb8 15. Ne4 Bb5 16. Qb4 Nd5 17. Qb3 f6 18. exf6 gxf6 19. Bh6 Rf7 20. Nd4 Qb6 21. Rad1 Bxf1 22. Rxf1 Qxd4 23. Qf3 f5 24. Ng5 Rf6 25. Rd1 Qf4 26. Rxd5 Qxf3 *", + "Moves": "d5d8 f6f8 d8f8", + "MovesSAN": "Rd8+ Rf8 Rxf8#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "r5k1/5ppp/p2Bp3/1pQ1P2P/3Pqn2/8/5PP1/2R3K1 w - - 6 30", + "PGN": "1. d4 c6 2. c4 d5 3. cxd5 cxd5 4. Nf3 Nf6 5. e3 Bg4 6. Nc3 Bxf3 7. Qxf3 e6 8. Bd3 a6 9. O-O Bb4 10. a3 Bxc3 11. bxc3 O-O 12. a4 Nbd7 13. Ba3 Re8 14. c4 dxc4 15. Bxc4 Nb6 16. Be2 Nbd5 17. Rac1 Qa5 18. e4 Nb6 19. e5 Nfd5 20. h4 Qxa4 21. Rfd1 Rac8 22. h5 Nc4 23. Bxc4 Rxc4 24. Rxc4 Qxc4 25. Bd6 Qc2 26. Re1 b5 27. Qa3 Ra8 28. Rc1 Qe4 29. Qc5 Nf4 *", + "Moves": "c5c8 a8c8 c1c8", + "MovesSAN": "Qc8+ Rxc8 Rxc8#", + "Themes": "backRankMate endgame mate mateIn2 sacrifice short" + }, + { + "FEN": "7k/6p1/1R5p/8/8/3Q4/5qPP/7K b - - 0 35", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. cxd4 Bb4+ 7. Bd2 Bxd2+ 8. Nbxd2 d5 9. exd5 Nxd5 10. O-O O-O 11. Re1 Be6 12. Qe2 Nf4 13. Qe4 Bxc4 14. Nxc4 Ng6 15. Rad1 Qf6 16. Nce5 Ncxe5 17. Nxe5 Nxe5 18. dxe5 Qe6 19. Qxb7 Qxa2 20. Ra1 Qc4 21. Rxa7 Rxa7 22. Qxa7 Qb4 23. Rb1 c5 24. Qe7 h6 25. e6 fxe6 26. Qxe6+ Kh8 27. Qe7 Qf4 28. Qxc5 Rf5 29. Qe3 Qb4 30. Qd3 Qc5 31. b4 Qxf2+ 32. Kh1 Rf8 33. b5 Rb8 34. b6 Rxb6 35. Rxb6 *", + "Moves": "f2e1 d3f1 e1f1", + "MovesSAN": "Qe1+ Qf1 Qxf1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r6r/ppk1p3/2pp2p1/3P4/2PbP1Qq/2N3p1/PP2B2N/2R2RBK b - - 2 23", + "PGN": "1. d4 g6 2. c4 Bg7 3. Nf3 d6 4. Nc3 c6 5. e4 h5 6. Be2 Bg4 7. h3 Bd7 8. Be3 Na6 9. Qd2 Nc7 10. O-O Qc8 11. Rac1 Bxh3 12. gxh3 Qxh3 13. Nh2 Nf6 14. f3 Qg3+ 15. Kh1 Ng4 16. fxg4 hxg4 17. Bg1 Ne6 18. Qe3 Qh4 19. Qf2 g3 20. Qxf7+ Kd7 21. d5 Bd4 22. Qxe6+ Kc7 23. Qg4 *", + "Moves": "h4h2 g1h2 h8h2", + "MovesSAN": "Qxh2+ Bxh2 Rxh2#", + "Themes": "kingsideAttack mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "3r4/p5R1/8/2p2p1k/4rB2/1KP2bR1/PP3P2/8 b - - 4 40", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Na5 6. Bb5+ c6 7. dxc6 bxc6 8. Qf3 Bb7 9. Ba4 h6 10. Ne4 Nxe4 11. Qxe4 Bd6 12. d4 O-O 13. Qg4 exd4 14. Bxh6 Qe7+ 15. Kd1 Be5 16. Nd2 c5 17. h4 f5 18. Qg6 Qf6 19. Qxf6 Bxf6 20. Bf4 Bxg2 21. Rg1 Bd5 22. h5 Nc4 23. Nxc4 Bxc4 24. h6 Kh7 25. hxg7 Bxg7 26. Bc6 Rac8 27. Bd7 Rcd8 28. Bc6 d3 29. c3 Rf6 30. Be5 Rxc6 31. Rxg7+ Kh6 32. Kd2 Bd5 33. Rag1 Re6 34. Bf4+ Kh5 35. R1g5+ Kh6 36. R5g6+ Kh5 37. Rg3 Re2+ 38. Kxd3 Bf3+ 39. Kc4 Re4+ 40. Kb3 *", + "Moves": "f3d1 b3a3 e4a4", + "MovesSAN": "Bd1+ Ka3 Ra4#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r2q1krQ/1p1b4/p2p1p2/2p5/P7/3P3P/1Pn3P1/4RRK1 w - - 4 22", + "PGN": "1. e4 c5 2. Nc3 Nc6 3. f4 d6 4. Nf3 Bg4 5. h3 Bd7 6. Bc4 Nf6 7. O-O a6 8. a4 g6 9. d3 Bg7 10. Qe1 Nb4 11. Qh4 Nxc2 12. f5 gxf5 13. Bh6 Bxh6 14. Qxh6 fxe4 15. Bxf7+ Kxf7 16. Ng5+ Ke8 17. Ncxe4 Rg8 18. Nxf6+ exf6 19. Qxh7 Rxg5 20. Rae1+ Kf8 21. Qh8+ Rg8 *", + "Moves": "f1f6 d8f6 h8f6", + "MovesSAN": "Rxf6+ Qxf6 Qxf6#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "r2b1rkn/q1pb2pp/3p4/pPpP1NpP/P1P1PQ2/1N6/6B1/R4RK1 w - - 0 29", + "PGN": "1. d4 e6 2. c4 d6 3. Nc3 Nd7 4. Nf3 Ne7 5. g3 Ng6 6. Bg2 Be7 7. O-O Bf6 8. e4 O-O 9. Be3 e5 10. d5 b6 11. b4 a6 12. a4 a5 13. b5 Nc5 14. Bxc5 bxc5 15. Nd2 Bb7 16. Qe2 Bc8 17. Nb3 Bd7 18. Nd1 Qc8 19. Qd2 Qa6 20. Ne3 Qa7 21. f3 Bd8 22. h4 Bf6 23. h5 Nh8 24. g4 Be7 25. Nf5 Bd8 26. g5 f6 27. f4 exf4 28. Qxf4 fxg5 *", + "Moves": "f5h6 g7h6 f4f8", + "MovesSAN": "Nh6+ gxh6 Qxf8#", + "Themes": "discoveredAttack kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "6k1/5pp1/2p4p/P3p3/4P3/4r2r/4BRK1/R7 b - - 7 36", + "PGN": "1. e4 Nf6 2. d3 e5 3. g3 Bc5 4. Bg2 d6 5. Nf3 O-O 6. O-O Be6 7. c3 c6 8. a4 a5 9. Bg5 Nbd7 10. Qc2 h6 11. Bxf6 Nxf6 12. d4 exd4 13. Nxd4 Bc4 14. Re1 Re8 15. Nd2 Ng4 16. Nxc4 Ne5 17. Nxe5 dxe5 18. Nf5 Qf6 19. Rf1 Rad8 20. Qe2 Qg5 21. Rab1 Rd2 22. Qf3 Red8 23. b4 axb4 24. cxb4 R8d3 25. Ne3 Bxe3 26. fxe3 Qxe3+ 27. Qxe3 Rxe3 28. b5 Ree2 29. Bf3 Rxh2 30. bxc6 bxc6 31. a5 Rh3 32. Rf2 Rxg3+ 33. Kf1 Rd3 34. Be2 Rde3 35. Ra1 Rh3 36. Kg2 *", + "Moves": "e3g3 g2f1 h3h1", + "MovesSAN": "Reg3+ Kf1 Rh1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r2q3k/p1pn1Bpp/1p2P3/8/7n/8/PPQ2P1P/R4RK1 b - - 0 21", + "PGN": "1. d4 d5 2. c4 Nf6 3. Nc3 e6 4. Bg5 Be7 5. Nf3 b6 6. e3 Bb7 7. Bd3 dxc4 8. Bxc4 Nc6 9. e4 O-O 10. e5 Nd7 11. Bxe7 Nxe7 12. O-O f6 13. Bxe6+ Kh8 14. Qc2 fxe5 15. dxe5 Bxf3 16. gxf3 Rxf3 17. Ne4 Ng6 18. Ng5 Rf8 19. Nf7+ Rxf7 20. Bxf7 Nh4 21. e6 *", + "Moves": "d8g5 g1h1 g5g2", + "MovesSAN": "Qg5+ Kh1 Qg2#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "1k6/1p6/1p5p/3B4/4P3/rP1R1pP1/5P1P/6K1 b - - 0 32", + "PGN": "1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 Bg4 5. Qb3 Qb6 6. Qxb6 axb6 7. cxd5 c5 8. Nb5 Kd7 9. Ne5+ Kc8 10. Nxf7 Rg8 11. Ne5 Bd7 12. Nxd7 Nbxd7 13. Bg5 Nxd5 14. a3 h6 15. Bd2 g5 16. e3 Bg7 17. Bc4 e6 18. e4 Nf4 19. Bxf4 gxf4 20. Bxe6 Rf8 21. O-O Bxd4 22. Rad1 f3 23. g3 Ra4 24. b3 Ra8 25. Nxd4 cxd4 26. Rxd4 Rxa3 27. Bxd7+ Kb8 28. Be6 Re8 29. Bd5 Rc8 30. Rfd1 Rc3 31. R4d3 Rxd3 32. Rxd3 *", + "Moves": "a3a1 d3d1 a1d1", + "MovesSAN": "Ra1+ Rd1 Rxd1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "8/p3kppp/1p2p3/1P2P3/r2N4/6P1/n2R1PKP/8 w - - 0 30", + "PGN": "1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Bb4+ 5. Nd2 O-O 6. Nf3 Nbd7 7. O-O c6 8. b3 b6 9. Bb2 Bb7 10. Rc1 Qe7 11. Qc2 Ba3 12. Rfd1 Bxb2 13. Qxb2 c5 14. cxd5 Bxd5 15. Nc4 Rac8 16. Qa3 Rc7 17. Nce5 Rfc8 18. Nd3 Kf8 19. dxc5 Nxc5 20. Nxc5 Rxc5 21. Rxc5 Qxc5 22. Qxc5+ Rxc5 23. Nd4 Ke7 24. b4 Rc4 25. b5 Ra4 26. Rd2 Bxg2 27. Kxg2 Nd5 28. e4 Nc3 29. e5 Nxa2 *", + "Moves": "d4c6 e7f8 d2d8", + "MovesSAN": "Nc6+ Kf8 Rd8#", + "Themes": "endgame master mate mateIn2 short" + }, + { + "FEN": "r1r3k1/1p4pp/3b4/1P1p4/p3p1P1/P1NqP1P1/1Q3K1P/R2RB3 b - - 0 26", + "PGN": "1. c4 Nf6 2. Nc3 c5 3. Nf3 Nc6 4. d4 cxd4 5. Nxd4 e6 6. e3 Bc5 7. a3 O-O 8. b4 Be7 9. Bd3 a5 10. b5 Ne5 11. Be2 Qc7 12. Qb3 d5 13. cxd5 a4 14. Qc2 exd5 15. O-O Bg4 16. f3 Rfc8 17. Bd2 Be6 18. Rfc1 Nc4 19. Nxe6 fxe6 20. Bxc4 Qxc4 21. Qb2 Qd3 22. Kf2 Bd6 23. g3 e5 24. Rd1 e4 25. Be1 Ng4+ 26. fxg4 *", + "Moves": "c8f8 f2g1 d3f1", + "MovesSAN": "Rf8+ Kg1 Qf1#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "6k1/5ppp/4p3/2R5/r1p3P1/2BrPK2/5P1P/8 w - - 7 38", + "PGN": "1. d4 d5 2. Bf4 c5 3. e3 e6 4. Nd2 Qb6 5. a3 Qxb2 6. Nb3 Qc3+ 7. Ke2 c4 8. Nc5 Bxc5 9. dxc5 Qa5 10. Bd6 Ne7 11. Nf3 Qd8 12. Kd2 O-O 13. Rb1 Re8 14. g4 Qa5+ 15. c3 Qxa3 16. Nd4 Na6 17. Nb5 Qa2+ 18. Ke1 Bd7 19. Ra1 Qb3 20. Qxb3 cxb3 21. Rxa6 Bxb5 22. Ra1 Bxf1 23. Rxf1 Nc8 24. Be5 a5 25. Bd4 a4 26. Ke2 b2 27. Rab1 a3 28. c4 dxc4 29. Bc3 b6 30. cxb6 Nxb6 31. Rfd1 a2 32. Rxb2 a1=Q 33. Rxa1 Rxa1 34. Rxb6 Ra2+ 35. Kf3 Rd8 36. Rc6 Ra4 37. Rc5 Rd3 *", + "Moves": "c5c8 d3d8 c8d8", + "MovesSAN": "Rc8+ Rd8 Rxd8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "4r2k/p2R3p/5N2/8/6p1/5n2/PPP2P1P/7K b - - 1 30", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 4. O-O f5 5. d3 f4 6. d4 Nf6 7. dxe5 Nxe4 8. Qd5 Nc5 9. Bxf4 Be6 10. Qd1 Be7 11. exd6 cxd6 12. Re1 Bg4 13. Bxd6 Bxf3 14. gxf3 O-O 15. Qd5+ Kh8 16. Rxe7 Nxe7 17. Qxc5 Rf5 18. Qb4 Rxb5 19. Qxb5 Qxd6 20. Nc3 Qg6+ 21. Kh1 Nf5 22. Rg1 Qh5 23. Qxb7 Rg8 24. Ne2 Nh4 25. Ng3 Qxf3+ 26. Qxf3 Nxf3 27. Rd1 g5 28. Rd7 Re8 29. Nh5 g4 30. Nf6 *", + "Moves": "e8e1 h1g2 e1g1", + "MovesSAN": "Re1+ Kg2 Rg1#", + "Themes": "endgame hookMate mate mateIn2 short" + }, + { + "FEN": "r1b2Q1B/p1pp4/2k3p1/1p6/1P2qn2/8/P1PP4/RN1K4 w - - 7 25", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nd4 4. Nxe5 Qg5 5. Nxf7 Qxg2 6. Nd6+ Bxd6 7. Qh5+ g6 8. Bf7+ Kxf7 9. Qd5+ Ne6 10. Rf1 Bxh2 11. b4 Nf6 12. Qc4 b5 13. Qb3 Qxe4+ 14. Kd1 Ng4 15. Bb2 Nxf2+ 16. Rxf2+ Ke7 17. Rxh2 Rf8 18. Rxh7+ Kd8 19. Rh8 Rxh8 20. Bf6+ Ke8 21. Bxh8 Nf4 22. Qg8+ Ke7 23. Qg7+ Kd6 24. Qf8+ Kc6 *", + "Moves": "f8c5 c6b7 c5b5", + "MovesSAN": "Qc5+ Kb7 Qxb5#", + "Themes": "deflection mate mateIn2 middlegame short" + }, + { + "FEN": "5k2/1p2qpp1/p2Np3/4P1p1/1P1r4/P7/4KP2/2Q5 w - - 0 32", + "PGN": "1. e4 c5 2. d4 cxd4 3. c3 Nc6 4. cxd4 d6 5. Nf3 Qb6 6. Bc4 Bg4 7. Be3 Qb4+ 8. Nbd2 Nf6 9. a3 Qa5 10. b4 Qc7 11. Rc1 a6 12. e5 d5 13. Bb3 Ne4 14. Bxd5 Nxd2 15. Bxd2 e6 16. Be4 Rd8 17. Be3 Be7 18. h3 Bh5 19. g4 Bg6 20. Bxg6 hxg6 21. Bg5 Bxg5 22. Nxg5 Qe7 23. Ne4 Rxd4 24. Nd6+ Kf8 25. Qc2 g5 26. O-O Rxh3 27. Rfd1 Rxg4+ 28. Kf1 Rh1+ 29. Ke2 Nd4+ 30. Rxd4 Rxc1 31. Qxc1 Rxd4 *", + "Moves": "c1c8 e7d8 c8d8", + "MovesSAN": "Qc8+ Qd8 Qxd8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "6k1/5p1p/1R2p1pP/3bK3/1pr5/8/8/8 w - - 0 48", + "PGN": "1. d4 d5 2. e3 Nf6 3. Bd3 e6 4. Nd2 c5 5. c3 Nc6 6. f4 b6 7. Ngf3 Bb7 8. Ne5 Qc7 9. O-O Bd6 10. Qf3 O-O 11. g4 Nd7 12. g5 g6 13. Qh3 Ndxe5 14. fxe5 Be7 15. Nf3 Rac8 16. Qh6 Qd8 17. e4 c4 18. Bc2 dxe4 19. Bxe4 Rc7 20. Nh4 Nxe5 21. dxe5 Bc5+ 22. Rf2 Bxf2+ 23. Kxf2 Bxe4 24. Be3 Rd7 25. Bd4 Rxd4 26. cxd4 Qxd4+ 27. Kg3 Qxe5+ 28. Kf2 Qxh2+ 29. Ke3 Qxb2 30. Rd1 Bd5 31. Rf1 Qc3+ 32. Kf2 Qd2+ 33. Kg1 Qe3+ 34. Kh2 Qe5+ 35. Kg1 Qg7 36. Nf3 Qxh6 37. gxh6 c3 38. Nd4 Bxa2 39. Ra1 Bd5 40. Rxa7 Rc8 41. Kf2 c2 42. Nxc2 Rxc2+ 43. Ke3 Rc8 44. Ra6 b5 45. Rb6 Rc3+ 46. Kd4 Rc4+ 47. Ke5 b4 *", + "Moves": "b6b8 c4c8 b8c8", + "MovesSAN": "Rb8+ Rc8 Rxc8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "5b1r/2Nn1k2/1p6/p1pPpPR1/P1Pr4/1P3P1q/2K3Q1/6R1 w - - 0 52", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. Bxc6 dxc6 6. d3 Bd6 7. Nbd2 Bg4 8. h3 Be6 9. b3 a5 10. a4 Nd7 11. Bb2 b6 12. Nc4 Bb4+ 13. c3 Bd6 14. Qe2 h6 15. Rd1 Qe7 16. O-O c5 17. d4 f6 18. d5 Bf7 19. Nh4 g6 20. Nf3 g5 21. Nh2 h5 22. Rfe1 Bg6 23. Nf1 h4 24. f3 Bh5 25. Nfe3 Bg6 26. Ng4 Bh5 27. Nce3 Bg6 28. c4 Kd8 29. Nf5 Qf8 30. Qe3 Kc8 31. Qe2 Kb7 32. Nge3 Ka6 33. Nc2 Kb7 34. Na3 Kc8 35. Nb5 Kd8 36. Bc1 Rc8 37. Be3 Ke8 38. Qf2 Kf7 39. Kf1 Kg8 40. Ke2 Kh7 41. Kd3 Kg8 42. Rg1 Kf7 43. g3 hxg3 44. Rxg3 Bxf5 45. exf5 Rh4 46. Rdg1 Qh6 47. Qg2 Rh8 48. Bxg5 fxg5 49. Rxg5 Bf8 50. Nxc7 Rd4+ 51. Kc2 Qxh3 *", + "Moves": "g5g7 f8g7 g2g7", + "MovesSAN": "Rg7+ Bxg7 Qxg7#", + "Themes": "master mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "6k1/pq4r1/7Q/8/4r2P/B1P5/P4PP1/R3R1K1 b - - 2 28", + "PGN": "1. d4 d5 2. c4 Bf5 3. Nc3 e6 4. Nf3 Bb4 5. e3 Bg4 6. cxd5 Qxd5 7. Be2 h5 8. O-O Bxc3 9. bxc3 Nc6 10. Qb3 Nf6 11. Qxb7 O-O 12. Qxc7 e5 13. dxe5 Nxe5 14. Qxe5 Qc6 15. Nd4 Qb7 16. Bxg4 hxg4 17. Qg5 Ne4 18. Qxg4 f6 19. Nf5 Ng5 20. h4 Ne6 21. Nh6+ Kh8 22. Qxe6 gxh6 23. e4 Rae8 24. Qf5 Rxe4 25. Ba3 Rg8 26. Qxf6+ Rg7 27. Qxh6+ Kg8 28. Rfe1 *", + "Moves": "e4e1 a1e1 b7g2", + "MovesSAN": "Rxe1+ Rxe1 Qxg2#", + "Themes": "discoveredAttack mate mateIn2 middlegame short" + }, + { + "FEN": "2k2rr1/pp1n3p/3p4/1q1P1R1Q/4p3/4P3/PPP4P/1R1N3K b - - 0 24", + "PGN": "1. e4 c6 2. d4 d6 3. Nf3 Bg4 4. Be2 Bxf3 5. Bxf3 Nd7 6. Nc3 e5 7. d5 Be7 8. O-O Bg5 9. Be3 Bxe3 10. fxe3 Ngf6 11. Qe1 Qb6 12. Rb1 Nc5 13. Qf2 O-O-O 14. Qg3 cxd5 15. exd5 g6 16. Bg4+ Nxg4 17. Qxg4+ f5 18. Qe2 e4 19. g4 Rhg8 20. Kh1 Rdf8 21. gxf5 gxf5 22. Qh5 Nd7 23. Nd1 Qb5 24. Rxf5 *", + "Moves": "b5f1 f5f1 f8f1", + "MovesSAN": "Qf1+ Rxf1 Rxf1#", + "Themes": "kingsideAttack mate mateIn2 middlegame sacrifice short xRayAttack" + }, + { + "FEN": "4r1k1/pR6/6p1/5p1p/4n3/5B2/PP3PPP/5K2 b - - 0 27", + "PGN": "1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Bf4 Bf5 5. e3 e6 6. Nf3 Bg4 7. Be2 Bxf3 8. Bxf3 Bd6 9. Bxd6 Qxd6 10. cxd5 exd5 11. O-O O-O 12. Re1 Re8 13. e4 dxe4 14. Nxe4 Nxe4 15. Bxe4 Nd7 16. Qd3 Nf6 17. Bf3 Re7 18. Rxe7 Qxe7 19. Kf1 Re8 20. Qd2 Qd7 21. Rd1 Ne4 22. Qd3 f5 23. d5 cxd5 24. Qxd5+ Qxd5 25. Rxd5 g6 26. Rd7 h5 27. Rxb7 *", + "Moves": "e4d2 f1g1 e8e1", + "MovesSAN": "Nd2+ Kg1 Re1#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "8/p5pk/1p5p/1PpBP3/2P5/2rp2r1/3R1R2/5K2 b - - 1 36", + "PGN": "1. d4 d5 2. c4 e5 3. dxe5 d4 4. e4 Nc6 5. Bf4 Bb4+ 6. Nd2 Qe7 7. Nf3 Bg4 8. Be2 Bxf3 9. Bxf3 Nxe5 10. Bxe5 Bxd2+ 11. Qxd2 Qxe5 12. O-O Nf6 13. b4 O-O 14. Rfe1 Rad8 15. Rad1 b6 16. a3 c5 17. b5 h6 18. Qd3 Nh7 19. Bg4 Rfe8 20. f3 Nf6 21. Bh3 Nh5 22. g3 Rd6 23. f4 Nxf4 24. gxf4 Qxf4 25. Bg2 Rg6 26. Rd2 Re5 27. Rf2 Qh4 28. Ree2 Rh5 29. h3 Qxh3 30. Qxh3 Rxh3 31. e5 Rxa3 32. Kf1 Rc3 33. Bd5 Rgg3 34. Bxf7+ Kh7 35. Bd5 d3 36. Rd2 *", + "Moves": "c3c1 d2d1 c1d1", + "MovesSAN": "Rc1+ Rd1 Rxd1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "Q1Rn3r/1p1q1pk1/4p3/8/3P2P1/6P1/P4P1p/3R3K b - - 1 25", + "PGN": "1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Nf3 Bg4 5. c4 Nf6 6. cxd5 Nxd5 7. Bb5+ Nc6 8. Qa4 Qc7 9. Ne5 Bd7 10. Nxd7 Qxd7 11. Nc3 Nxc3 12. bxc3 a6 13. O-O axb5 14. Qxa8+ Nd8 15. Ba3 e6 16. Bxf8 Kxf8 17. Rac1 h5 18. Rfd1 h4 19. h3 g5 20. c4 bxc4 21. Rxc4 Kg7 22. Rc8 g4 23. hxg4 h3 24. g3 h2+ 25. Kh1 *", + "Moves": "d7d5 f2f3 d5f3", + "MovesSAN": "Qd5+ f3 Qxf3#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "8/1R6/P7/5kpp/1P3p2/5P1K/6PP/4b3 b - - 0 43", + "PGN": "1. e4 Nf6 2. Nc3 d5 3. e5 Nfd7 4. d4 c5 5. Nxd5 cxd4 6. Qxd4 Nc6 7. Qd1 Ndxe5 8. Ne3 Qxd1+ 9. Nxd1 Bf5 10. c3 O-O-O 11. Ne3 Nd3+ 12. Ke2 Nxc1+ 13. Rxc1 Be4 14. f3 Bg6 15. Nh3 Bd3+ 16. Kf2 e5 17. Ng5 Bxf1 18. Rhxf1 Rd7 19. Nc4 Bc5+ 20. Kg3 b5 21. Na3 Be3 22. Rce1 Bxg5 23. Nxb5 a6 24. Na3 f5 25. Nc4 Kc7 26. Nxe5 Nxe5 27. Rxe5 g6 28. Rfe1 h5 29. Re6 Rg8 30. Rxa6 Rgg7 31. a4 Rd2 32. Ra7+ Kc8 33. Rxg7 Rd7 34. Rxd7 Kxd7 35. Rd1+ Ke6 36. a5 Be3 37. Re1 f4+ 38. Kh4 Kf5 39. b4 Bd2 40. Re7 Bxc3 41. Rb7 Be1+ 42. Kh3 g5 43. a6 *", + "Moves": "g5g4 f3g4 h5g4", + "MovesSAN": "g4+ fxg4+ hxg4#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "4r2k/pp2P1n1/2p5/6q1/4Q3/2P1b2P/PP4P1/5R1K w - - 1 29", + "PGN": "1. e4 e5 2. f4 exf4 3. Nf3 d6 4. Bc4 h6 5. O-O Nc6 6. d4 Bg4 7. c3 Nf6 8. Bxf4 Be7 9. Nbd2 O-O 10. Qe2 Kh8 11. Qe3 Nh5 12. Bxh6 gxh6 13. Qxh6+ Kg8 14. h3 Bxf3 15. Nxf3 Ng7 16. e5 dxe5 17. Nxe5 Nxe5 18. dxe5 Bg5 19. Bxf7+ Rxf7 20. Qg6 Rxf1+ 21. Rxf1 Be3+ 22. Kh1 Qg5 23. Qe4 c6 24. Qc4+ Kh8 25. e6 Qd5 26. Qh4+ Qh5 27. Qe4 Qg5 28. e7 Re8 *", + "Moves": "f1f8 e8f8 e7f8q", + "MovesSAN": "Rf8+ Rxf8 exf8=Q#", + "Themes": "advancedPawn endgame mate mateIn2 promotion short" + }, + { + "FEN": "5Q2/1b4r1/p5p1/1pp2p1k/5P2/1P5P/P2q2PK/8 w - - 0 38", + "PGN": "1. b3 d5 2. Bb2 b6 3. f4 c5 4. Nf3 Bb7 5. e3 Nf6 6. Bb5+ Nbd7 7. Ne5 a6 8. Nxd7 Nxd7 9. Be2 Nf6 10. O-O g6 11. Bxf6 exf6 12. d4 Bg7 13. c4 dxc4 14. Bxc4 O-O 15. Nd2 f5 16. Nf3 Qc7 17. d5 Bxa1 18. Qxa1 b5 19. d6 Qxd6 20. Bxf7+ Rxf7 21. Ne5 Qd5 22. Rf3 Rff8 23. Qe1 Qe6 24. Rh3 Rad8 25. Rh6 Qd5 26. Nf3 Rfe8 27. h3 Qd3 28. Kh2 Rxe3 29. Qh4 Re7 30. Rxg6+ hxg6 31. Qxe7 Rd7 32. Qe8+ Kg7 33. Ng5 Qd2 34. Ne6+ Kh6 35. Qh8+ Rh7 36. Qf8+ Kh5 37. Ng7+ Rxg7 *", + "Moves": "f8h8 g7h7 h8h7", + "MovesSAN": "Qh8+ Rh7 Qxh7#", + "Themes": "endgame fork mate mateIn2 short" + }, + { + "FEN": "6k1/5p1p/p4p2/1p1R1N2/1Pn5/2P3K1/4r1PP/8 w - - 2 33", + "PGN": "1. e4 e5 2. f4 exf4 3. Nf3 Bc5 4. d4 Bb6 5. Bc4 c6 6. Bxf4 d5 7. exd5 cxd5 8. Bb5+ Bd7 9. Qe2+ Qe7 10. Qxe7+ Nxe7 11. Bxd7+ Nxd7 12. O-O O-O 13. Nc3 Nf5 14. Rad1 Nf6 15. Na4 Ba5 16. c3 b5 17. Nc5 Bb6 18. Rfe1 Rac8 19. Re5 Nd6 20. Bg5 Nc4 21. Bxf6 gxf6 22. Re2 Bxc5 23. dxc5 Rxc5 24. b4 Rcc8 25. Rxd5 a6 26. Nh4 Rfe8 27. Rxe8+ Rxe8 28. Nf3 Re2 29. Nd4 Re1+ 30. Kf2 Ra1 31. Nf5 Rxa2+ 32. Kg3 Re2 *", + "Moves": "d5d8 e2e8 d8e8", + "MovesSAN": "Rd8+ Re8 Rxe8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "q3k1r1/p1p2p2/1p1pp2p/8/3P3P/P1P1P1P1/1P1B4/R2QR1K1 b - - 0 20", + "PGN": "1. d4 e6 2. e3 Be7 3. Nf3 b6 4. Be2 Bb7 5. O-O d6 6. Nfd2 h6 7. Bf3 Nf6 8. Bxb7 Nbd7 9. Bxa8 Qxa8 10. Nf3 Rg8 11. a3 g5 12. g3 g4 13. Nh4 Ne4 14. Nd2 Nxd2 15. Bxd2 Bxh4 16. gxh4 Nf6 17. Re1 Ne4 18. c3 g3 19. fxg3 Nxg3 20. hxg3 *", + "Moves": "g8g3 g1f1 a8g2", + "MovesSAN": "Rxg3+ Kf1 Qg2#", + "Themes": "endgame kingsideAttack mate mateIn2 short" + }, + { + "FEN": "8/5r2/p2R4/1p2Bkpp/3P4/5K1P/Pr2p1P1/8 w - - 0 40", + "PGN": "1. e4 g6 2. d4 Bg7 3. Nf3 d6 4. Nc3 Nf6 5. Bd3 O-O 6. h3 c6 7. O-O b6 8. Qe2 Nbd7 9. Rd1 Bb7 10. e5 dxe5 11. dxe5 Nd5 12. Bg5 f6 13. exf6 exf6 14. Bh4 Qc8 15. Nxd5 cxd5 16. c3 Re8 17. Qd2 Ne5 18. Nxe5 fxe5 19. Qg5 e4 20. Bb5 Rf8 21. Bg3 a6 22. Ba4 Rf5 23. Qd2 b5 24. Bb3 Qc5 25. Rac1 Raf8 26. Kh2 h5 27. Bh4 Kh7 28. Bg3 Bh6 29. Qd4 Qxd4 30. cxd4 Bxc1 31. Rxc1 R8f7 32. Be5 Rxf2 33. Rc5 Rxb2 34. Bxd5 Bxd5 35. Rxd5 e3 36. Rd8 g5 37. Kg3 Kg6 38. Rd6+ Kf5 39. Kf3 e2 *", + "Moves": "g2g4 h5g4 h3g4", + "MovesSAN": "g4+ hxg4+ hxg4#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "2r1r2k/5pp1/4q3/1p6/2bQ4/P7/1P1R1PPP/1B1R2K1 b - - 2 25", + "PGN": "1. d4 c5 2. e3 cxd4 3. exd4 Nf6 4. c4 d5 5. Nc3 e6 6. Nf3 Bb4 7. Bd2 Nc6 8. Be2 O-O 9. O-O Re8 10. Qc2 e5 11. cxd5 Nxd5 12. dxe5 Nxe5 13. a3 Ba5 14. Nxd5 Qxd5 15. Rad1 Bxd2 16. Rxd2 Qe6 17. Nxe5 Qxe5 18. Bd3 Be6 19. Bxh7+ Kh8 20. Bd3 Rac8 21. Qa4 Qf6 22. Bb1 Bc4 23. Rfd1 b5 24. Qxa7 Qe6 25. Qd4 *", + "Moves": "e6e1 d1e1 e8e1", + "MovesSAN": "Qe1+ Rxe1 Rxe1#", + "Themes": "backRankMate mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "6k1/pb3r2/4Q3/6p1/3p4/8/P2q1PPP/R3R1K1 b - - 1 34", + "PGN": "1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Bg7 5. Nc3 Nc6 6. Be3 Nf6 7. Be2 O-O 8. O-O d5 9. e5 Nxe5 10. Re1 Nc6 11. Nxc6 bxc6 12. Bg5 h6 13. Bh4 g5 14. Bg3 d4 15. Nb1 Re8 16. Bf3 Bb7 17. Be5 Nd5 18. Bxd4 Bxd4 19. Qxd4 f6 20. Bh5 e5 21. Qe4 Re7 22. Qg6+ Rg7 23. Qxh6 Qb6 24. Nc3 Qxb2 25. Nxd5 cxd5 26. Qxf6 Rf8 27. Qe6+ Kh7 28. Qxe5 Qxc2 29. Qg3 d4 30. Bd1 Qd2 31. Qh3+ Kg8 32. Bb3+ Rgf7 33. Bxf7+ Rxf7 34. Qe6 *", + "Moves": "d2f2 g1h1 f2g2", + "MovesSAN": "Qxf2+ Kh1 Qxg2#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "2Q5/pp4r1/2p3Pk/2bq3P/5P2/4P3/P7/5RK1 w - - 1 50", + "PGN": "1. b4 e5 2. Bb2 Bxb4 3. Bxe5 f6 4. Bg3 Nc6 5. c3 Ba5 6. e3 Nge7 7. Nf3 O-O 8. Be2 d5 9. O-O Bb6 10. d4 Bf5 11. Bd3 Bg4 12. Be2 h5 13. Nbd2 Qd7 14. h3 Bf5 15. Nh4 Be4 16. Nxe4 dxe4 17. Bxh5 f5 18. Bg6 Qe6 19. Bh5 g5 20. Be2 gxh4 21. Bxh4 Ng6 22. Bg5 Rf7 23. Bh5 Rg7 24. h4 Rf8 25. Qa4 Nce7 26. Be2 c6 27. c4 Kh8 28. d5 Qf7 29. d6 Nc8 30. Bh6 Nxd6 31. Bxg7+ Qxg7 32. Rac1 Nf7 33. h5 Nh4 34. g3 Nf3+ 35. Bxf3 exf3 36. c5 Bc7 37. Qh4 Nh6 38. Rc4 Bd8 39. Qf4 Bg5 40. Qxf3 Qf7 41. Rd4 Ng4 42. Rxg4 fxg4 43. Qxg4 Rg8 44. Qh3 Rg7 45. g4 Qd5 46. f4 Be7 47. g5 Bxc5 48. Qc8+ Kh7 49. g6+ Kh6 *", + "Moves": "c8h8 g7h7 h8h7", + "MovesSAN": "Qh8+ Rh7 Qxh7#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "Q7/6pk/p6p/1P2Rpq1/3n4/PP6/5PPP/1B4K1 b - - 0 32", + "PGN": "1. e4 h6 2. Nf3 a6 3. Bc4 e6 4. Qe2 c6 5. d4 d5 6. exd5 cxd5 7. Bb3 Nc6 8. Nc3 Bd6 9. Bxd5 Nge7 10. a3 O-O 11. Ba2 Bb8 12. Be3 Ba7 13. Rd1 Nf5 14. O-O Ncxd4 15. Nxd4 Bxd4 16. Bxd4 Nxd4 17. Qd3 Nc6 18. Qg3 Qb6 19. Na4 Qb5 20. b3 Rd8 21. c4 Qa5 22. Bb1 b5 23. Rxd8+ Qxd8 24. Nc5 Qe7 25. Ne4 Nd4 26. Qd3 e5 27. Re1 Bf5 28. Qe3 Bxe4 29. Qxe4 f5 30. Qxa8+ Kh7 31. cxb5 Qg5 32. Rxe5 *", + "Moves": "g5c1 e5e1 c1e1", + "MovesSAN": "Qc1+ Re1 Qxe1#", + "Themes": "endgame fork mate mateIn2 short" + }, + { + "FEN": "5r1k/4b1p1/Q6p/3qBp2/3P4/8/6bP/5RK1 w - - 0 28", + "PGN": "1. d4 Nf6 2. c4 d5 3. Nc3 dxc4 4. e4 e6 5. e5 Nd5 6. Bxc4 Nxc3 7. bxc3 c6 8. f4 b5 9. Bd3 a6 10. Nf3 h6 11. O-O Bb7 12. a4 Be7 13. axb5 cxb5 14. c4 bxc4 15. Bxc4 O-O 16. f5 exf5 17. e6 fxe6 18. Bxe6+ Kh8 19. Ne5 Qe8 20. Nf7+ Rxf7 21. Bxf7 Qxf7 22. Rb1 Bd5 23. Qd3 Be4 24. Rxb8+ Rxb8 25. Qxa6 Rf8 26. Bf4 Qd5 27. Be5 Bxg2 *", + "Moves": "a6h6 h8g8 h6g7", + "MovesSAN": "Qxh6+ Kg8 Qxg7#", + "Themes": "mate mateIn2 middlegame pin short" + }, + { + "FEN": "3r4/1b2q1k1/p1p1p1B1/3p2PQ/7K/2P4P/PP6/8 w - - 1 34", + "PGN": "1. e4 Nf6 2. Nc3 Nc6 3. d4 d5 4. e5 Nd7 5. f4 Nb6 6. h3 e6 7. Nf3 Be7 8. Bd3 Bh4+ 9. Nxh4 Qxh4+ 10. Kf1 Nxd4 11. Be3 Nc6 12. Nb5 Qd8 13. c3 a6 14. Nd4 O-O 15. g4 f6 16. Kg2 fxe5 17. Nxc6 bxc6 18. fxe5 Nd7 19. Qc2 Nxe5 20. Bxh7+ Kh8 21. Raf1 Nc4 22. Bc1 Bb7 23. Rxf8+ Qxf8 24. Rf1 Qc5 25. Qg6 Ne3+ 26. Bxe3 Qxe3 27. Rf7 Qe2+ 28. Kg3 Qe5+ 29. Kh4 Rd8 30. Rxc7 Qxc7 31. Qh5 Qe7+ 32. g5 g6 33. Bxg6+ Kg7 *", + "Moves": "h5h7 g7f8 h7h8", + "MovesSAN": "Qh7+ Kf8 Qh8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "1r1r2k1/qB1R1ppp/2p5/4p3/8/1QP1P2P/5PP1/6K1 w - - 5 29", + "PGN": "1. c4 Nf6 2. Nc3 Nc6 3. d4 e5 4. Nf3 Bb4 5. Nxe5 Nxe5 6. dxe5 Ne4 7. Qc2 Qh4 8. e3 c6 9. Bd3 Nxc3 10. bxc3 Bc5 11. O-O O-O 12. a4 d6 13. Ba3 Bxa3 14. Rxa3 dxe5 15. a5 a6 16. Rb3 Qg5 17. Rd1 Bh3 18. Bf1 Bc8 19. c5 Rb8 20. Qb2 Qe7 21. Bxa6 Qxc5 22. Bxb7 Be6 23. a6 Bxb3 24. Qxb3 Qa7 25. Rd7 Qxa6 26. h3 Qa1+ 27. Kh2 Qa7 28. Kg1 Rfd8 *", + "Moves": "b3f7 g8h8 f7g7", + "MovesSAN": "Qxf7+ Kh8 Qxg7#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r1bqkb1r/5p1p/2p1p1p1/P1p1P3/8/4PP2/P2B3P/R2QKB1R b KQkq - 0 14", + "PGN": "1. d4 d5 2. c4 e6 3. Nf3 c6 4. e3 Nf6 5. Nc3 Nbd7 6. c5 b6 7. b4 a5 8. bxa5 bxc5 9. Bd2 Ne4 10. Nxe4 dxe4 11. Ne5 Nxe5 12. dxe5 g6 13. f4 exf3 14. gxf3 *", + "Moves": "d8h4 e1e2 c8a6", + "MovesSAN": "Qh4+ Ke2 Ba6#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "1r6/6pk/4p2p/3q1pRQ/1p6/4p2P/1P3PPK/2r5 w - - 0 36", + "PGN": "1. d4 d5 2. c4 Bg4 3. Nc3 e6 4. h3 Bh5 5. Nf3 c6 6. Bf4 Bd6 7. Bxd6 Qxd6 8. e3 Nf6 9. Be2 O-O 10. Ne5 Bxe2 11. Qxe2 dxc4 12. Qxc4 Na6 13. Qe2 Nd5 14. O-O f6 15. Nf3 Ne7 16. Rac1 Rab8 17. a3 Nc7 18. Rfd1 Ncd5 19. Kh1 Ng6 20. Qc2 Nxc3 21. Qxc3 Rfc8 22. Qa5 a6 23. Qh5 b5 24. Nh4 Nxh4 25. Qxh4 a5 26. Rc5 b4 27. axb4 axb4 28. Rh5 h6 29. Qg4 Kh7 30. Qe4+ f5 31. Qh4 Qd5 32. Rc1 c5 33. Rg5 cxd4 34. Qh5 Rxc1+ 35. Kh2 dxe3 *", + "Moves": "h5g6 h7h8 g6g7", + "MovesSAN": "Qg6+ Kh8 Qxg7#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "6k1/5q1p/p2p2p1/3P4/1pP5/1P1b1P2/P6P/2Q1B2K b - - 0 33", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. f3 a6 8. Na3 b5 9. Nd5 Nxd5 10. exd5 Ne7 11. c4 b4 12. Nc2 Rb8 13. b3 g6 14. Bd3 Bg7 15. Bb2 O-O 16. O-O Re8 17. Qe1 e4 18. Bxg7 exd3 19. Bb2 dxc2 20. Qd2 Qb6+ 21. Kh1 Bf5 22. g4 Bd7 23. Bd4 Qb7 24. Qh6 f6 25. Bxf6 Nf5 26. gxf5 Bxf5 27. Rae1 Rxe1 28. Rxe1 Qf7 29. Bg5 Re8 30. Bd2 Rxe1+ 31. Bxe1 Bd3 32. Qe3 c1=Q 33. Qxc1 *", + "Moves": "f7f3 h1g1 f3f1", + "MovesSAN": "Qxf3+ Kg1 Qf1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "5qk1/2p3p1/3p4/p3p2Q/4P3/P2B4/1r3PP1/R5K1 b - - 2 31", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 d6 6. h3 a6 7. O-O b5 8. Bb3 a5 9. a3 h6 10. Re1 O-O 11. Nbd2 Ne7 12. Nf1 Ng6 13. Ng3 Kh8 14. Bc2 Ng4 15. hxg4 Bxg4 16. Nf5 h5 17. d4 exd4 18. cxd4 Bb6 19. Re3 Nf4 20. Rc3 Ne6 21. Qf1 Bxf3 22. Rxf3 Nxd4 23. Nxd4 Bxd4 24. Qd3 Be5 25. Bf4 f6 26. Bxe5 fxe5 27. Rxf8+ Qxf8 28. Qxb5 Rb8 29. Qe2 Rxb2 30. Qxh5+ Kg8 31. Bd3 *", + "Moves": "f8f2 g1h2 f2g2", + "MovesSAN": "Qxf2+ Kh2 Qxg2#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "2k5/ppp2p2/2p5/2b5/3B3K/3Br3/PPP1b1PP/R6R b - - 0 24", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nxc6 dxc6 6. e5 Qxd1+ 7. Kxd1 Ng4 8. Ke1 Nxe5 9. Nc3 Be6 10. Bd2 O-O-O 11. Ne4 Bf5 12. Ng5 h6 13. f4 hxg5 14. fxe5 Rh4 15. Bxg5 Re4+ 16. Kf2 Bc5+ 17. Kf3 Re8 18. Bf4 g5 19. Bxg5 R8xe5 20. Bd3 Rd4 21. Bf6 Bg4+ 22. Kg3 Re3+ 23. Kh4 Be2+ 24. Bxd4 *", + "Moves": "c5e7 d4f6 e7f6", + "MovesSAN": "Be7+ Bf6 Bxf6#", + "Themes": "master mate mateIn2 middlegame short" + }, + { + "FEN": "2Q5/6pk/Q5pp/p7/Pr4P1/RPq1r2P/KR6/3q4 w - - 1 40", + "PGN": "1. e4 Nf6 2. e5 Nd5 3. c4 Nb6 4. a4 a5 5. c5 Nd5 6. Nc3 e6 7. Nxd5 exd5 8. Nf3 d6 9. cxd6 cxd6 10. d4 Nc6 11. Bb5 Bg4 12. h3 Bh5 13. Qb3 dxe5 14. Nxe5 Bb4+ 15. Bd2 O-O 16. Bxc6 Bxd2+ 17. Kxd2 bxc6 18. f4 c5 19. dxc5 Rb8 20. Qc3 d4 21. Qc2 Bg6 22. Nxg6 fxg6 23. Qc4+ Kh8 24. b3 Rb4 25. Qd3 Qb8 26. Kc2 Rc8 27. Rhc1 Rc7 28. Kb2 Rcb7 29. Ra3 Qxf4 30. Rc2 h6 31. c6 Re7 32. g3 Qc7 33. g4 Re3 34. Qa6 d3 35. Rd2 Qe5+ 36. Ka2 Qc3 37. Rb2 d2 38. c7 d1=Q 39. c8=Q+ Kh7 *", + "Moves": "a6g6 h7g6 c8f5", + "MovesSAN": "Qxg6+ Kxg6 Qf5#", + "Themes": "attraction mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "5k2/R7/5K2/1r4P1/p7/8/8/8 w - - 3 45", + "PGN": "1. d4 e5 2. c4 exd4 3. Qxd4 Nc6 4. Qe4+ Qe7 5. Nc3 Nf6 6. Qxe7+ Bxe7 7. Bg5 O-O 8. Nd5 Nxd5 9. cxd5 Bxg5 10. dxc6 dxc6 11. Nf3 Bf6 12. e3 Bxb2 13. Rb1 Bc3+ 14. Kd1 Bg4 15. Kc2 Bf5+ 16. Bd3 Bxd3+ 17. Kxd3 Bf6 18. Rxb7 Rfd8+ 19. Kc2 Rd7 20. Rd1 Rxd1 21. Kxd1 Bd8 22. Ne5 c5 23. Nd7 f6 24. Nxc5 Kf7 25. Na6 Ke7 26. Nxc7 Bxc7 27. Rxc7+ Kf8 28. Kc2 a5 29. a4 g5 30. f4 gxf4 31. exf4 h5 32. h3 f5 33. Kc3 Ra6 34. Kd4 Re6 35. Kd5 Re3 36. Kd4 Re4+ 37. Kd5 Rxf4 38. Ke5 Rxa4 39. Kxf5 Rb4 40. Ra7 a4 41. g4 hxg4 42. hxg4 Ke8 43. g5 Rb5+ 44. Kf6 Kf8 *", + "Moves": "a7a8 b5b8 a8b8", + "MovesSAN": "Ra8+ Rb8 Rxb8#", + "Themes": "endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "r4rk1/1p4b1/5qQ1/p1pPp3/8/P2B4/1PP2PP1/2K4R w - - 3 24", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Qd3 e5 7. Nb3 Nc6 8. Bg5 Be7 9. Bxf6 Bxf6 10. Nd5 O-O 11. Be2 Be6 12. O-O-O Bxd5 13. exd5 Nb4 14. Qe4 a5 15. a3 Na6 16. Bd3 g6 17. h4 Nc5 18. Nxc5 dxc5 19. h5 Bg7 20. hxg6 fxg6 21. Rxh7 Kxh7 22. Qxg6+ Kg8 23. Rh1 Qf6 *", + "Moves": "h1h8 g8h8 g6h7", + "MovesSAN": "Rh8+ Kxh8 Qh7#", + "Themes": "attraction mate mateIn2 middlegame pin sacrifice short" + }, + { + "FEN": "5r2/p1k4p/b1pp1r2/8/4P3/1BP5/P1PR2PP/3R2K1 b - - 0 23", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nxc6 bxc6 6. Bc4 Nf6 7. Nc3 Bb4 8. Bd2 d6 9. O-O Bxc3 10. Bxc3 Nxe4 11. Bxf7+ Ke7 12. Bb3 Nxc3 13. bxc3 Ba6 14. Re1 Rf8 15. Qh5 Kd7 16. Qg4+ Kc7 17. Qxg7+ Kb6 18. Rad1 Qf6 19. Qxf6 Rxf6 20. Rd2 Raf8 21. f3 Kc7 22. Red1 e4 23. fxe4 *", + "Moves": "f6f1 d1f1 f8f1", + "MovesSAN": "Rf1+ Rxf1 Rxf1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r4rk1/pb1p1q2/1p5p/2p1P1p1/8/1NN3P1/PP4PP/R1Q1R1K1 b - - 0 20", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d4 exd4 5. O-O Bc5 6. e5 Ne4 7. Re1 d3 8. Rxe4 dxc2 9. Qxc2 O-O 10. Bg5 Qe8 11. Bxf7+ Qxf7 12. Qxc5 h6 13. Bh4 g5 14. Bg3 b6 15. Qc1 Bb7 16. Re1 Ne7 17. Nd4 c5 18. Nb3 Nf5 19. Nc3 Nxg3 20. fxg3 *", + "Moves": "f7f2 g1h1 f2g2", + "MovesSAN": "Qf2+ Kh1 Qxg2#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "5r2/1b2ppk1/2np1np1/q2B1P1p/3NPN1P/1pP5/1P1Q2P1/1K1R3R b - - 2 24", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Bc4 Bg7 7. Nb3 Nc6 8. Bg5 O-O 9. Qd2 a6 10. Bh6 b5 11. Bxg7 Kxg7 12. Bd5 Bb7 13. O-O-O Rc8 14. f4 b4 15. Ne2 Qb6 16. h4 h5 17. f5 a5 18. Nf4 a4 19. Nd4 b3 20. axb3 axb3 21. c3 Ra8 22. Kb1 Ra1+ 23. Kxa1 Qa5+ 24. Kb1 *", + "Moves": "a5a2 b1c1 a2a1", + "MovesSAN": "Qa2+ Kc1 Qa1#", + "Themes": "mate mateIn2 middlegame queensideAttack short" + }, + { + "FEN": "2QR4/5rpk/p4r1p/1p6/8/6B1/P1P2PKP/q7 w - - 7 33", + "PGN": "1. e4 Nf6 2. Nc3 d5 3. e5 Nfd7 4. Nf3 e6 5. d4 c5 6. Bb5 Nc6 7. O-O cxd4 8. Nxd4 Ncxe5 9. Bf4 Ng6 10. Bg3 a6 11. Ba4 Qa5 12. Qe2 Be7 13. Bb3 O-O 14. Nf3 Bf6 15. Rad1 Bxc3 16. bxc3 Qxc3 17. Rd3 Qa5 18. Rd4 b5 19. Ng5 h6 20. Nxe6 fxe6 21. Qxe6+ Kh7 22. Bxd5 Ra7 23. Be4 Rf6 24. Qg4 Qb6 25. Rd3 Bb7 26. Bxg6+ Rxg6 27. Qxd7 Bxg2 28. Qf5 Bxf1 29. Kxf1 Qf6 30. Qc8 Rf7 31. Rd8 Qa1+ 32. Kg2 Rgf6 *", + "Moves": "d8h8 h7g6 c8g4", + "MovesSAN": "Rh8+ Kg6 Qg4#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "2r1r1k1/p7/qp3p2/2bP2N1/2P3Q1/P5P1/1P4P1/R6K w - - 0 25", + "PGN": "1. e4 e5 2. f4 exf4 3. Nf3 d5 4. exd5 Qxd5 5. Nc3 Qc6 6. d4 Bd6 7. Be2 Nf6 8. O-O O-O 9. d5 Qb6+ 10. Kh1 Nbd7 11. Na4 Qa5 12. c4 Re8 13. Bd2 Qa6 14. Bd3 Nc5 15. Nxc5 Bxc5 16. Bxf4 Bg4 17. Bxc7 Rac8 18. Bg3 b6 19. a3 Nh5 20. Bxh7+ Kxh7 21. Ng5+ Kg8 22. Qxg4 Nxg3+ 23. hxg3 f6 24. Rxf6 gxf6 *", + "Moves": "g5e6 g8f7 g4g7", + "MovesSAN": "Ne6+ Kf7 Qg7#", + "Themes": "discoveredAttack mate mateIn2 middlegame short" + }, + { + "FEN": "r7/3P1k2/8/8/1P2Rpn1/8/6PP/6K1 b - - 2 36", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 h6 5. O-O g5 6. c3 d6 7. b4 Bg7 8. Qb3 Qe7 9. a4 O-O 10. Nxg5 hxg5 11. Bxg5 Qe8 12. Nd2 Nh7 13. Be3 Nd8 14. d4 Be6 15. Rae1 a6 16. f4 b5 17. axb5 axb5 18. Bxe6 Qxe6 19. d5 Qd7 20. c4 bxc4 21. Nxc4 f5 22. fxe5 dxe5 23. d6 cxd6 24. Nxd6+ Kh8 25. Nxf5 Nf6 26. Bh6 Bxh6 27. Nxh6 Ne6 28. Qh3 Nf4 29. Nf7+ Kg7 30. Qh6+ Kxf7 31. Rxf4 exf4 32. e5 Ng4 33. e6+ Kg8 34. Qxf8+ Kxf8 35. exd7 Kf7 36. Re4 *", + "Moves": "a8a1 e4e1 a1e1", + "MovesSAN": "Ra1+ Re1 Rxe1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r2q2k1/5pp1/p1n4p/8/2p1R2N/6Q1/PPP2PPP/6K1 b - - 0 23", + "PGN": "1. e4 c5 2. Nc3 Nc6 3. Bc4 e6 4. d3 Nf6 5. Nf3 d5 6. exd5 exd5 7. Qe2+ Be7 8. Bb5 Bd7 9. Bg5 O-O 10. O-O Re8 11. Nxd5 Nxd5 12. Bxe7 Rxe7 13. Qd2 a6 14. Bc4 Nf6 15. Qg5 Be6 16. Bxe6 Rxe6 17. Rae1 Rxe1 18. Rxe1 h6 19. Qh4 b5 20. Qg3 c4 21. dxc4 bxc4 22. Nh4 Ne4 23. Rxe4 *", + "Moves": "d8d1 e4e1 d1e1", + "MovesSAN": "Qd1+ Re1 Qxe1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "1r1b2r1/p1q2p1k/2p2P2/4ppP1/8/4BR2/PPP4P/3R3K w - - 0 27", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. Nxc6 bxc6 7. Bd3 d6 8. O-O e5 9. Kh1 Be6 10. f4 Be7 11. Be3 Bg4 12. Qe1 Be6 13. Rd1 O-O 14. f5 Bd7 15. Qe2 Qc7 16. g4 d5 17. g5 dxe4 18. Bxe4 Nxe4 19. Nxe4 Kh8 20. f6 Bd8 21. Qh5 g6 22. Qh6 Rg8 23. Rf3 Bf5 24. Nd6 Rb8 25. Nxf5 gxf5 26. Qxh7+ Kxh7 *", + "Moves": "f3h3 h7g6 h3h6", + "MovesSAN": "Rh3+ Kg6 Rh6#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "6k1/ppp1Rr1p/4Np2/8/3r4/8/Pq3PPP/4R1K1 w - - 0 24", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Bd2 d5 5. cxd5 exd5 6. e4 dxe4 7. Nxe4 Bxd2+ 8. Nxd2 Qxd4 9. Ngf3 Qxb2 10. Bc4 O-O 11. O-O Bg4 12. Nb3 Qc3 13. Rc1 Qb4 14. Re1 Nc6 15. Qd3 Bxf3 16. Qxf3 Ne5 17. Rxe5 Rad8 18. Nc5 Qb2 19. Rce1 Rd4 20. Bxf7+ Kxf7 21. Re7+ Kg8 22. Ne6 Rf7 23. Qxf6 gxf6 *", + "Moves": "e7e8 f7f8 e8f8", + "MovesSAN": "Re8+ Rf8 Rxf8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "8/p4Q2/3p2pk/4P3/2Pp4/1P1Pn1q1/P4RBr/R5K1 b - - 8 32", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d3 d6 4. Be2 g6 5. O-O Bg7 6. c4 e5 7. Nc3 Nge7 8. Bg5 h6 9. Be3 Bg4 10. Qd2 Bxf3 11. Bxf3 O-O 12. Bxh6 f5 13. Bxg7 Kxg7 14. exf5 Nxf5 15. Be4 Ncd4 16. Ne2 Qh4 17. Nxd4 cxd4 18. Bxb7 Rab8 19. Bd5 Rh8 20. h3 Rh5 21. b3 Rg5 22. Kh2 Rh8 23. f4 Rg3 24. fxe5 Qxh3+ 25. Kg1 Qh2+ 26. Kf2 Rhh3 27. Qa5 Rxg2+ 28. Bxg2 Qg3+ 29. Kg1 Ne3 30. Qc7+ Kh6 31. Rf2 Rh2 32. Qf7 *", + "Moves": "h2g2 f2g2 g3g2", + "MovesSAN": "Rxg2+ Rxg2 Qxg2#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "8/7p/3q1n2/4p3/k3P3/5QP1/P2P1P1P/2r2BK1 w - - 1 34", + "PGN": "1. c4 e5 2. g3 Nf6 3. Bg2 c6 4. Nc3 Bb4 5. e3 Bxc3 6. bxc3 d5 7. cxd5 cxd5 8. Ba3 Nc6 9. Ne2 Be6 10. Rb1 Qc7 11. Qb3 Rb8 12. Qa4 Bd7 13. Qh4 b5 14. Qg5 Rg8 15. O-O b4 16. cxb4 a5 17. b5 Nb4 18. Rfc1 Qd6 19. Nc3 Bxb5 20. Nxb5 Rxb5 21. Rc8+ Kd7 22. Rxg8 Nxg8 23. Qxg7 Nf6 24. Qxf7+ Kc6 25. Rc1+ Kb6 26. Bf1 Rc5 27. Rb1 Rc7 28. Bxb4 axb4 29. Rxb4+ Ka5 30. Rb5+ Ka4 31. Rxd5 Nxd5 32. Qf3 Rc1 33. e4 Nf6 *", + "Moves": "f3b3 a4a5 b3b5", + "MovesSAN": "Qb3+ Ka5 Qb5#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "3R4/6k1/5p1r/3R4/3p2P1/3r3P/7K/8 w - - 9 43", + "PGN": "1. d4 Nf6 2. Bf4 e6 3. e3 c5 4. Nf3 cxd4 5. exd4 d5 6. c3 Nc6 7. Bb5 Qb6 8. Bxc6+ bxc6 9. Qb3 Ba6 10. Nbd2 Be7 11. Ne5 Rc8 12. Bg5 O-O 13. Bxf6 Bxf6 14. Nd7 Qxb3 15. axb3 Rfe8 16. Nxf6+ gxf6 17. Rxa6 e5 18. O-O exd4 19. cxd4 Re2 20. Nf3 Rxb2 21. Rxa7 Rxb3 22. Rfa1 Kg7 23. Re7 Kh6 24. h3 Rg8 25. Rxf7 Rxf3 26. Kh2 Rxf2 27. Rg1 Rf4 28. Rc7 Rxd4 29. Rxc6 Rg6 30. Rd6 Rd2 31. Kh1 d4 32. g4 Rd3 33. Kh2 Rd2+ 34. Rg2 Rd1 35. Rf2 Kg5 36. Kg3 h5 37. Rf5+ Kh6 38. Rxh5+ Kg7 39. Rd7+ Kf8 40. Rhd5 Rd3+ 41. Kh2 Rh6 42. Rd8+ Kg7 *", + "Moves": "d5d7 g7g6 d8g8", + "MovesSAN": "R5d7+ Kg6 Rg8#", + "Themes": "endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "2r1r1k1/p1q2p1p/1p3QP1/2n3N1/6P1/8/PPP2P2/2KR3R b - - 0 21", + "PGN": "1. e4 d6 2. Nf3 e6 3. d4 g6 4. Nc3 Bg7 5. Be3 b6 6. Bb5+ Bd7 7. Bxd7+ Nxd7 8. Qd3 Ne7 9. O-O-O O-O 10. g4 c5 11. h4 cxd4 12. Bxd4 Bxd4 13. Qxd4 d5 14. exd5 Nxd5 15. Nxd5 exd5 16. Qxd5 Nc5 17. Qe5 Qc8 18. Ng5 Re8 19. Qf6 Qc7 20. h5 Rac8 21. hxg6 *", + "Moves": "c5b3 a2b3 c7c2", + "MovesSAN": "Nb3+ axb3 Qxc2#", + "Themes": "discoveredAttack mate mateIn2 middlegame pin queensideAttack sacrifice short" + }, + { + "FEN": "r1b2rk1/2q2ppp/p2p4/n1pP2N1/2p1N3/1P1Q4/P1P2PPP/b3R1K1 w - - 0 16", + "PGN": "1. e4 c5 2. Nc3 e6 3. Nf3 Nc6 4. Bc4 a6 5. d4 Qc7 6. d5 exd5 7. exd5 Na5 8. b3 d6 9. O-O Nf6 10. Re1+ Be7 11. Bg5 O-O 12. Bxf6 Bxf6 13. Qd3 b5 14. Ne4 Bxa1 15. Nfg5 bxc4 *", + "Moves": "e4f6 g7f6 d3h7", + "MovesSAN": "Nf6+ gxf6 Qxh7#", + "Themes": "discoveredAttack kingsideAttack mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "8/5N1p/4pR2/p2pPpNk/P2P1b1P/2r5/2r2PP1/1R4K1 b - - 6 31", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. O-O Bg7 5. c3 e6 6. d4 cxd4 7. cxd4 Nge7 8. Nc3 d5 9. e5 O-O 10. Bg5 Bd7 11. Qd2 Qb6 12. Bxe7 Nxe7 13. Bxd7 Nf5 14. Ba4 Qb4 15. Bc2 Qxb2 16. Rfb1 Qa3 17. Bxf5 gxf5 18. Rb3 Qa5 19. Rab1 b6 20. Nb5 Rac8 21. Qxa5 bxa5 22. Nxa7 Rc2 23. a4 Bh6 24. h4 Kg7 25. Nb5 Rfc8 26. Nd6 R8c7 27. Rb7 R7c3 28. Rxf7+ Kg6 29. Rf6+ Kh5 30. Nf7 Bf4 31. N3g5 *", + "Moves": "c2c1 b1c1 c3c1", + "MovesSAN": "Rc1+ Rxc1 Rxc1#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "r3r1k1/ppq2ppp/8/3n4/3p4/8/PPPBQPPP/3RR1K1 w - - 0 17", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Nb3 Bb4 7. Bd2 d5 8. exd5 Bxc3 9. Bxc3 Nxd5 10. Bd2 Bg4 11. Be2 Bxe2 12. Qxe2 O-O 13. O-O Re8 14. Rad1 Qc7 15. Rfe1 Nd4 16. Nxd4 exd4 *", + "Moves": "e2e8 a8e8 e1e8", + "MovesSAN": "Qxe8+ Rxe8 Rxe8#", + "Themes": "backRankMate mate mateIn2 middlegame short" + }, + { + "FEN": "1k1r2r1/pp2R3/2p3N1/3p3p/1q1PN2p/3Q3P/PPP2PP1/1K2R3 b - - 0 21", + "PGN": "1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nf3 e6 5. Be3 Be7 6. Bd3 Nh6 7. Bxh6 Bxd3 8. Qxd3 gxh6 9. Nbd2 h5 10. O-O-O h4 11. h3 f6 12. Rhe1 Nd7 13. exf6 Nxf6 14. Ne5 Qd6 15. Kb1 h5 16. Ng6 Rg8 17. Re2 O-O-O 18. Rde1 Kb8 19. Rxe6 Qb4 20. Rxe7 Ne4 21. Nxe4 *", + "Moves": "b4e1 d3d1 e1d1", + "MovesSAN": "Qxe1+ Qd1 Qxd1#", + "Themes": "hangingPiece mate mateIn2 middlegame queensideAttack short" + }, + { + "FEN": "r6r/2pp4/1pnkp3/p5Q1/2PPq1p1/4P3/PP4P1/2K4R w - - 0 31", + "PGN": "1. Nf3 b6 2. d4 Bb7 3. Bf4 e6 4. e3 h6 5. Nbd2 Bb4 6. c3 Be7 7. Bd3 g5 8. Be5 Bf6 9. Qa4 g4 10. Bxf6 Qxf6 11. Ne4 Qg7 12. Ne5 Ne7 13. Bb5 Nbc6 14. Nxc6 Bxc6 15. Bxc6 Nxc6 16. O-O-O a5 17. Ng3 O-O 18. Qb5 Qg6 19. h3 f5 20. hxg4 fxg4 21. Rh5 Kh7 22. Rdh1 Rxf2 23. Ne4 Qxe4 24. Rxh6+ Kg7 25. Qg5+ Kf7 26. Rh7+ Ke8 27. Rh8+ Rf8 28. Qh5+ Ke7 29. Qg5+ Kd6 30. c4 Rxh8 *", + "Moves": "c4c5 b6c5 g5c5", + "MovesSAN": "c5+ bxc5 Qxc5#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "6r1/5k1p/5pp1/3PR3/5R2/2r1Q1K1/1q4PP/8 w - - 11 35", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e5 7. Nb3 Be6 8. O-O Be7 9. Be3 Nbd7 10. f4 exf4 11. Rxf4 Ne5 12. Qe1 b5 13. Qg3 Rg8 14. Rd1 Nc4 15. Bf2 Nxb2 16. Rf1 Nc4 17. Nd5 Bxd5 18. exd5 Ne5 19. Nd4 Rc8 20. Nf5 g6 21. Nxe7 Qxe7 22. Bd4 Nfd7 23. Re1 f6 24. a4 Rxc2 25. axb5 axb5 26. Bxb5 Kf7 27. Bxd7 Qxd7 28. Bxe5 dxe5 29. Rxe5 Qa7+ 30. Kf1 Qa6+ 31. Kg1 Qb6+ 32. Qe3 Rc1+ 33. Kf2 Qb2+ 34. Kg3 Rc3 *", + "Moves": "e5e7 f7f8 f4f6", + "MovesSAN": "Re7+ Kf8 Rxf6#", + "Themes": "deflection endgame master mate mateIn2 short" + }, + { + "FEN": "6r1/5p2/2R5/p3p1nk/P3P3/3Pb2P/1PP1n1PK/5R2 w - - 1 36", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nc3 Bc5 4. Bc4 d6 5. h3 c6 6. d3 a5 7. a4 O-O 8. Bg5 h6 9. Bh4 Be6 10. Bb3 Nbd7 11. O-O Ba7 12. Qe2 Rc8 13. Rfe1 Nc5 14. Ba2 Bxa2 15. Rxa2 Re8 16. Nd2 Ncd7 17. Nc4 g5 18. Nxd6 gxh4 19. Nxe8 Qxe8 20. Nd1 Nh7 21. Qg4+ Ng5 22. Qxh4 Qe6 23. Ra3 Nf8 24. Ne3 Kh7 25. Rb3 Ng6 26. Qg4 Qf6 27. Rxb7 Bd4 28. Nf5 Rg8 29. Qh5 Nf4 30. Qxh6+ Qxh6 31. Nxh6 Kxh6 32. Kh2 Bxf2 33. Rf1 Be3 34. Rc7 Ne2 35. Rxc6+ Kh5 *", + "Moves": "g2g4 h5h4 c6h6", + "MovesSAN": "g4+ Kh4 Rh6#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "6k1/p4ppp/4p3/8/2P5/3r2P1/5KPP/1R6 w - - 0 31", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. Nf3 Nf6 5. Bc4 c6 6. d3 e6 7. O-O Be7 8. Bd2 O-O 9. Nd5 Qd8 10. Nxe7+ Qxe7 11. a3 b5 12. Bb4 c5 13. Bxb5 cxb4 14. axb4 Qxb4 15. c4 Qxb2 16. Rb1 Qa3 17. Ne5 Qe7 18. Nc6 Nxc6 19. Bxc6 Bb7 20. Bxb7 Rad8 21. Bf3 Rd7 22. Qe2 Rfd8 23. Rfd1 Rd4 24. Qe3 Qd6 25. Be2 Nd7 26. Qg3 Qxg3 27. fxg3 Nc5 28. Kf2 Nxd3+ 29. Bxd3 Rxd3 30. Rxd3 Rxd3 *", + "Moves": "b1b8 d3d8 b8d8", + "MovesSAN": "Rb8+ Rd8 Rxd8#", + "Themes": "backRankMate endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "r5k1/1Q3ppp/8/4N3/3p4/1P1Pn3/1PP2RPP/6K1 b - - 0 22", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Bc4 Nc6 4. d3 Bc5 5. Be3 Bxe3 6. fxe3 O-O 7. O-O Ng4 8. Qe1 Na5 9. Bb5 c6 10. Ba4 b5 11. Bb3 Nxb3 12. axb3 d5 13. exd5 cxd5 14. Nc3 d4 15. Nxb5 Nxe3 16. Rf2 Qd5 17. Nxa7 Bb7 18. Ra5 Qd8 19. Nxe5 Qxa5 20. Qxa5 Rxa7 21. Qxa7 Ra8 22. Qxb7 *", + "Moves": "a8a1 f2f1 a1f1", + "MovesSAN": "Ra1+ Rf1 Rxf1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "4r2k/pp3Qpp/2nq4/3p4/8/5K1P/PPP3P1/3R4 w - - 0 28", + "PGN": "1. d4 d5 2. e4 dxe4 3. f3 exf3 4. Nxf3 Bg4 5. Nc3 Nf6 6. Bf4 c6 7. Be2 e6 8. h3 Bh5 9. O-O Be7 10. Ne5 Bxe2 11. Qxe2 O-O 12. Qf3 Qxd4+ 13. Kh2 Nd5 14. Bg3 f5 15. Rad1 Qb6 16. Nxd5 cxd5 17. Qh5 Bd6 18. Rfe1 f4 19. Bh4 Rf5 20. Qe8+ Rf8 21. Qxe6+ Kh8 22. Nf7+ Rxf7 23. Qxf7 f3+ 24. Bg3 Bxg3+ 25. Kxg3 Qd6+ 26. Kxf3 Nc6 27. Re8+ Rxe8 *", + "Moves": "f7e8 d6f8 e8f8", + "MovesSAN": "Qxe8+ Qf8+ Qxf8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "3k1r2/p1p4R/4p1p1/2p5/4q3/8/Pr2NPPQ/4K3 w - - 0 29", + "PGN": "1. e4 g6 2. Bc4 Bg7 3. Qf3 e6 4. Ne2 Ne7 5. d4 d5 6. exd5 Nxd5 7. c3 b6 8. Bb5+ Nd7 9. Bc6 Rb8 10. h4 O-O 11. h5 Ne7 12. Be4 Nf6 13. hxg6 fxg6 14. Qd3 Nxe4 15. Qxe4 Qe8 16. Qh4 Nf5 17. Qxh7+ Kf7 18. Qh2 Qc6 19. Qg1 Nxd4 20. cxd4 Bxd4 21. Nbc3 Bc5 22. Rh7+ Ke8 23. Be3 Ba6 24. Bxc5 bxc5 25. Rd1 Rxb2 26. Qh2 Bxe2 27. Nxe2 Qe4 28. Rd8+ Kxd8 *", + "Moves": "h2c7 d8e8 h7e7", + "MovesSAN": "Qxc7+ Ke8 Re7#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r1bq1r1k/p5p1/1p2p3/3pnpN1/5Q2/N7/2P4P/R4R1K w - - 0 23", + "PGN": "1. e4 e6 2. Nf3 d5 3. e5 c5 4. b4 cxb4 5. a3 bxa3 6. Bxa3 Bxa3 7. Nxa3 Nc6 8. d4 Nge7 9. Bd3 Nf5 10. O-O O-O 11. g4 Nfe7 12. Ng5 h6 13. Nh3 Nxd4 14. Bh7+ Kxh7 15. Qxd4 Nc6 16. Qd3+ Kh8 17. g5 hxg5 18. Kh1 Nxe5 19. Qe3 f6 20. f4 gxf4 21. Qxf4 b6 22. Ng5 f5 *", + "Moves": "f4h4 h8g8 h4h7", + "MovesSAN": "Qh4+ Kg8 Qh7#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "r2q1rk1/p2b1p2/2p1pP1p/8/2pP3p/2P5/P4PPP/R2QK2R w KQ - 0 16", + "PGN": "1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Bb4 5. Nf3 h6 6. Bh4 Nbd7 7. Qa4 Bxc3+ 8. bxc3 O-O 9. Ne5 dxc4 10. e4 c6 11. Nxd7 Bxd7 12. e5 g5 13. exf6 gxh4 14. Bxc4 b5 15. Qd1 bxc4 *", + "Moves": "d1g4 g8h8 g4g7", + "MovesSAN": "Qg4+ Kh8 Qg7#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "1K6/4rp2/Pk4p1/3R2P1/5P2/8/8/8 b - - 0 79", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. c4 Nf6 4. Nc3 d6 5. d4 exd4 6. Nxd4 Be7 7. Nxc6 bxc6 8. Qa4 Bd7 9. c5 O-O 10. Bd3 dxc5 11. O-O Rb8 12. Qxa7 Bg4 13. Bc4 Bh5 14. Be3 Rb4 15. Bb3 Nxe4 16. Nxe4 Rxe4 17. Bxc5 Re8 18. f3 Re5 19. Bf2 Bd6 20. Kh1 Rg5 21. g4 Bg6 22. Bg3 Bxg3 23. hxg3 Qd6 24. Kg2 Re2+ 25. Rf2 Rxf2+ 26. Qxf2 h5 27. Rd1 Qf6 28. gxh5 Bxh5 29. g4 Bg6 30. Rh1 Qe7 31. Re1 Qd7 32. Re2 Ra5 33. Qh4 Ra8 34. f4 Qd3 35. Qf2 Be4+ 36. Kg1 Qb1+ 37. Re1 Qd3 38. Kh2 g6 39. Re3 Qb1 40. Kg3 Kg7 41. Re1 Qd3+ 42. Qe3 Qxe3+ 43. Rxe3 Bd5 44. Rc3 Kf6 45. Bxd5 cxd5 46. a3 Ra7 47. Kf3 Ke6 48. Rc6+ Kd7 49. Rf6 Ke7 50. g5 Rb7 51. b4 Ra7 52. Rc6 Kd7 53. Rc3 c6 54. Kg4 Ke6 55. Kf3 Kd6 56. Ke3 Ke6 57. Kd4 Kd6 58. Re3 Ra8 59. Kc3 Rd8 60. Kb3 Ra8 61. a4 Kd7 62. a5 Kd6 63. Rh3 Ra7 64. Rh7 Rb7 65. Ka4 Ra7 66. b5 cxb5+ 67. Kxb5 Rb7+ 68. Ka6 Rc7 69. Kb6 Rc6+ 70. Kb7 Rc7+ 71. Kb6 Rc6+ 72. Kb5 Rc7 73. Rh8 Rc5+ 74. Kb6 Rc6+ 75. Kb7 Rc7+ 76. Kb8 Kc6 77. Rd8 Re7 78. a6 Kb6 79. Rxd5 *", + "Moves": "e7e8 d5d8 e8d8", + "MovesSAN": "Re8+ Rd8 Rxd8#", + "Themes": "endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "r2qk2r/ppp2ppp/3p4/3Pp3/2B5/3PPP1b/PPP4P/R2QR1K1 b kq - 0 12", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Nc3 Bc5 5. O-O d6 6. d3 Bg4 7. Nd5 Nxd5 8. exd5 Nd4 9. Be3 Nxf3+ 10. gxf3 Bh3 11. Re1 Bxe3 12. fxe3 *", + "Moves": "d8g5 g1f2 g5g2", + "MovesSAN": "Qg5+ Kf2 Qg2#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "k3r3/p5b1/2pP3p/1pNp1B2/3P4/P1P1qpP1/1PQ4P/R6K b - - 0 30", + "PGN": "1. e4 e5 2. f4 d5 3. Nf3 exf4 4. e5 Qe7 5. d4 Bg4 6. Be2 g5 7. O-O h6 8. Nc3 c6 9. Re1 Nd7 10. Na4 O-O-O 11. Bd2 Qe6 12. a3 Bg7 13. Bb4 Ne7 14. Bd6 Bxf3 15. Bxf3 g4 16. Bxg4 Qg6 17. c3 Nf5 18. Bc5 Kb8 19. Bh3 Ne3 20. Qe2 b5 21. Bd6+ Ka8 22. Nc5 Nc2 23. Nxd7 Nxa1 24. Rxa1 f5 25. Nc5 Rhe8 26. Qc2 f3 27. Bxf5 Qg5 28. g3 Qe3+ 29. Kh1 Rxd6 30. exd6 *", + "Moves": "e3e1 a1e1 e8e1", + "MovesSAN": "Qe1+ Rxe1 Rxe1#", + "Themes": "kingsideAttack mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "4r2k/p4ppp/8/P2p4/Q4Pn1/2P1r3/1PR3PP/R5K1 b - - 7 37", + "PGN": "1. d4 d5 2. e3 c5 3. dxc5 e5 4. c3 Bxc5 5. Nf3 Nc6 6. Be2 Bf5 7. Qa4 Nf6 8. Nxe5 O-O 9. Nxc6 bxc6 10. Qxc6 Rc8 11. Qa4 Be4 12. O-O Qd6 13. f3 Bg6 14. Qd1 Bb6 15. Na3 Bc7 16. f4 Ne4 17. Nc2 Rcd8 18. Nd4 Qf6 19. Nf3 Qf5 20. Nh4 Qe6 21. Nf3 Bf5 22. Nd4 Qd7 23. a4 Bb6 24. Bb5 Qc8 25. Nc6 Rd6 26. Ne7+ Kh8 27. Nxc8 Rxc8 28. Be2 Re6 29. Bg4 Bxg4 30. Qxg4 Nf6 31. Qf3 Rce8 32. a5 Bxe3+ 33. Bxe3 Rxe3 34. Qd1 Re2 35. Rf2 R2e3 36. Qa4 Ng4 37. Rc2 *", + "Moves": "e3e1 a1e1 e8e1", + "MovesSAN": "Re1+ Rxe1 Rxe1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "5k2/2pbR3/8/6Q1/2PqR1n1/6Pp/3N1P1P/6K1 b - - 6 34", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. d3 Bc5 4. Bg5 Be7 5. g3 Nc6 6. Bg2 d6 7. c3 h5 8. Nbd2 Ng4 9. Bxe7 Qxe7 10. b4 Bd7 11. b5 Nd8 12. a4 a6 13. bxa6 Rxa6 14. O-O g5 15. d4 h4 16. dxe5 h3 17. Bh1 Ne6 18. exd6 Rxd6 19. Qc2 Rg8 20. e5 Rc6 21. Qb2 b6 22. c4 Qc5 23. a5 bxa5 24. Qb8+ Ke7 25. Qxg8 Nd4 26. Nxd4 Qxd4 27. Bxc6 Bxc6 28. Qxg5+ f6 29. exf6+ Nxf6 30. Rfe1+ Kf7 31. Rxa5 Bd7 32. Rae5 Ng4 33. Re7+ Kf8 34. R1e4 *", + "Moves": "d4f2 g1h1 f2h2", + "MovesSAN": "Qxf2+ Kh1 Qxh2#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "r2qr1k1/1p3p2/p3p2Q/Pb1p2N1/1P6/3BP1P1/5PP1/5K2 w - - 3 24", + "PGN": "1. d4 e6 2. Bf4 d5 3. Nf3 c5 4. e3 Nc6 5. c3 Qb6 6. Qc1 Nf6 7. Nbd2 h6 8. Bd3 Nh5 9. Bg3 Nxg3 10. hxg3 Bd7 11. a4 a6 12. dxc5 Bxc5 13. b4 Bd6 14. a5 Qc7 15. Qd1 Ne5 16. Nxe5 Bxe5 17. Nf3 Bxc3+ 18. Kf1 Bxa1 19. Qxa1 O-O 20. Rxh6 gxh6 21. Qf6 Qd8 22. Qxh6 Re8 23. Ng5 Bb5 *", + "Moves": "h6h7 g8f8 h7f7", + "MovesSAN": "Qh7+ Kf8 Qxf7#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "8/p3r3/1k6/8/1Pp1n1Rp/2P4P/P4PPB/5K2 b - - 2 35", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nxd4 5. Qxd4 c5 6. Qe5+ Qe7 7. Bf4 d6 8. Bb5+ Bd7 9. Bxd7+ Kxd7 10. Qf5+ Qe6 11. Qxe6+ fxe6 12. O-O g6 13. Rd1 b6 14. c3 h6 15. Nd2 b5 16. Nb3 Rc8 17. Rd2 Rc6 18. Rad1 Kc7 19. Na5 Ra6 20. b4 c4 21. h3 e5 22. Bxe5 Rh7 23. Bg3 g5 24. e5 Rd7 25. exd6+ Bxd6 26. Nb7 Kxb7 27. Rxd6 Raxd6 28. Rxd6 Re7 29. Kf1 h5 30. Rd5 h4 31. Bh2 Nf6 32. Rxb5+ Kc6 33. Rc5+ Kb6 34. Rxg5 Ne4 35. Rg4 *", + "Moves": "e4d2 f1g1 e7e1", + "MovesSAN": "Nd2+ Kg1 Re1#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "8/6RR/5P2/7P/5r2/P4k2/r4P2/6K1 b - - 0 48", + "PGN": "1. d4 d5 2. Nf3 Nc6 3. c4 e5 4. a3 exd4 5. Nxd4 Nf6 6. e3 Be7 7. Nc3 O-O 8. cxd5 Nxd5 9. Nxc6 bxc6 10. Qc2 Re8 11. Be2 Bf6 12. Bd2 Rb8 13. O-O Be6 14. Rac1 Ne7 15. b4 Bf5 16. Qa2 Be6 17. Qc2 Bf5 18. e4 Bg6 19. Rfd1 Qc8 20. Na4 Bd4 21. Bc3 Bxc3 22. Nxc3 Qe6 23. Re1 Rbd8 24. Bf3 Rd4 25. Ne2 Rd6 26. Ng3 Red8 27. Qc5 h5 28. h4 Rd2 29. Bxh5 Bxh5 30. Qxh5 Ng6 31. Qg5 Ne5 32. Nf5 Qf6 33. Qxf6 gxf6 34. Ne7+ Kf8 35. Nxc6 Nxc6 36. Rxc6 Ra2 37. Ra6 Rdd2 38. Rf1 Re2 39. Rxa7 Rxe4 40. h5 Kg7 41. Rc1 Rxb4 42. Rcxc7 Rf4 43. Rxf7+ Kh6 44. Rh7+ Kg5 45. Rag7+ Kf5 46. g4+ Ke4 47. g5 Kf3 48. gxf6 *", + "Moves": "a2a1 g1h2 f4h4", + "MovesSAN": "Ra1+ Kh2 Rh4#", + "Themes": "endgame master mate mateIn2 rookEndgame short" + }, + { + "FEN": "4r1k1/pp2qpp1/2pb3p/8/3P4/P2N1Q1P/1P3PP1/4R1K1 b - - 6 28", + "PGN": "1. e4 e6 2. Nf3 d5 3. exd5 exd5 4. d4 Bd6 5. c3 Bf5 6. Be2 h6 7. O-O Nf6 8. Bd3 Bxd3 9. Qxd3 O-O 10. Re1 Nbd7 11. h3 Re8 12. Be3 Ne4 13. Nbd2 Ndf6 14. c4 dxc4 15. Nxc4 Bb4 16. Re2 c6 17. a3 Bf8 18. Rae1 Nd5 19. Nfd2 Nxd2 20. Qxd2 Qf6 21. Ne5 Rad8 22. Ng4 Qh4 23. Qc1 Nxe3 24. Rxe3 Rxe3 25. Qxe3 Bd6 26. Ne5 Re8 27. Qf3 Qe7 28. Nd3 *", + "Moves": "e7e1 d3e1 e8e1", + "MovesSAN": "Qxe1+ Nxe1 Rxe1#", + "Themes": "endgame kingsideAttack master mate mateIn2 short" + }, + { + "FEN": "rn3r1k/1bp3pp/p2q1p2/1p3p2/3P1P1N/1Q2PR2/PP4PP/R1B3K1 w - - 2 15", + "PGN": "1. d4 e6 2. e3 a6 3. Bd3 d5 4. f4 Bd6 5. Nf3 f6 6. O-O Ne7 7. Nbd2 Nf5 8. Bxf5 exf5 9. c4 dxc4 10. Nxc4 O-O 11. Qb3 Kh8 12. Nh4 b5 13. Nxd6 Qxd6 14. Rf3 Bb7 *", + "Moves": "h4g6 h7g6 f3h3", + "MovesSAN": "Ng6+ hxg6 Rh3#", + "Themes": "mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "5rk1/1ppq2pp/p2P4/2P1p3/1P6/P2Q1PpB/8/3R1R1K b - - 0 31", + "PGN": "1. e4 e5 2. c4 d6 3. d3 Nf6 4. h3 Be7 5. a3 Nc6 6. Nf3 Be6 7. Nc3 O-O 8. Be2 a6 9. Bg5 Nh5 10. Be3 Nf4 11. Bxf4 exf4 12. O-O f5 13. Qd2 fxe4 14. Nxe4 Bf5 15. Nc3 Bg5 16. d4 Rf6 17. d5 Ne5 18. Nxe5 dxe5 19. Bf3 Bxh3 20. gxh3 Rg6 21. Bg2 Bh4 22. Kh1 Bg5 23. Qd3 Qd6 24. Rad1 Rf8 25. f3 Bh4 26. b4 Bg3 27. c5 Qd7 28. Ne4 Rh6 29. Nxg3 fxg3 30. d6 Rxh3+ 31. Bxh3 *", + "Moves": "d7h3 h1g1 h3h2", + "MovesSAN": "Qxh3+ Kg1 Qh2#", + "Themes": "endgame kingsideAttack mate mateIn2 short" + }, + { + "FEN": "2b1r2k/1p3Qnp/6q1/p2p4/3P4/2P5/PP5P/2N2R1K w - - 0 29", + "PGN": "1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nc6 5. c3 Nf6 6. Bf4 e6 7. Nf3 Bd6 8. Bg3 O-O 9. O-O Qc7 10. Nbd2 Re8 11. Qe2 Bd7 12. Rae1 a6 13. Ne5 Rad8 14. f4 Qb6 15. Bh4 Be7 16. Nb3 a5 17. Nc1 g6 18. Kh1 Bc8 19. Qf2 Nd7 20. Bxe7 Nxe7 21. Re2 Nf5 22. g4 Ng7 23. f5 exf5 24. gxf5 Nxe5 25. fxg6 Nxg6 26. Qxf7+ Kh8 27. Bxg6 Qxg6 28. Rxe8+ Rxe8 *", + "Moves": "f7f8 e8f8 f1f8", + "MovesSAN": "Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "1k3N2/ppR5/4Q3/4p3/5qp1/2N1b3/PP4PP/4K3 b - - 2 28", + "PGN": "1. e4 e5 2. f4 Nc6 3. Nf3 d6 4. Bc4 Be6 5. Bd5 Qd7 6. fxe5 Nxe5 7. d4 Nc6 8. Bxe6 fxe6 9. Ng5 O-O-O 10. O-O h6 11. Nf7 Nf6 12. Nxh8 g5 13. Ng6 Bg7 14. Nc3 g4 15. Bxh6 Bxh6 16. Rxf6 Qg7 17. Qf1 Nxd4 18. Rd1 Nxc2 19. e5 Ne3 20. Qc4 Nxd1 21. Qxe6+ Kb8 22. Nxd1 dxe5 23. Nc3 Bg5 24. Rf7 Be3+ 25. Kf1 Qh6 26. Rxc7 Rf8+ 27. Nxf8 Qf4+ 28. Ke1 *", + "Moves": "f4f2 e1d1 f2d2", + "MovesSAN": "Qf2+ Kd1 Qd2#", + "Themes": "endgame fork mate mateIn2 short" + }, + { + "FEN": "1r4k1/4nppp/8/4Pb2/8/1P5P/r1PR4/3R3K w - - 0 27", + "PGN": "1. e4 e6 2. f4 d5 3. e5 c5 4. Nf3 d4 5. Be2 c4 6. d3 b5 7. O-O Qb6 8. Kh1 Ba6 9. dxc4 bxc4 10. Nbd2 d3 11. Nxc4 dxe2 12. Nxb6 exd1=Q 13. Rxd1 axb6 14. Be3 Bc5 15. Nd4 Bxd4 16. Bxd4 Be2 17. Rd2 Bh5 18. Bxb6 Nc6 19. h3 Nge7 20. g4 Bg6 21. f5 exf5 22. gxf5 Bxf5 23. Rad1 O-O 24. Bc5 Rfb8 25. b3 Rxa2 26. Bxe7 Nxe7 *", + "Moves": "d2d8 b8d8 d1d8", + "MovesSAN": "Rd8+ Rxd8 Rxd8#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "5k2/2R5/5KR1/1p3p2/4r3/4r3/8/8 w - - 1 53", + "PGN": "1. Nf3 d5 2. d4 Bf5 3. e3 e6 4. c4 c5 5. dxc5 Bxc5 6. cxd5 Qxd5 7. Qxd5 exd5 8. Bb5+ Nc6 9. O-O Ne7 10. Nc3 O-O 11. a3 a6 12. Be2 d4 13. exd4 Nxd4 14. Nxd4 Bxd4 15. Bd2 Nc6 16. Bf3 Rac8 17. Na4 Rfd8 18. Bc3 b5 19. Bxc6 Rxc6 20. Bxd4 Rxd4 21. Nc3 h6 22. Rfe1 Rd2 23. Nd1 Rg6 24. b4 Bh3 25. Ne3 f5 26. Kf1 Bg4 27. Nxg4 Rxg4 28. Re8+ Kf7 29. Ra8 Rf4 30. Ra7+ Kg6 31. f3 Rc4 32. Rxa6+ Kh7 33. Re6 Rcc2 34. Rae1 Rf2+ 35. Kg1 Rxg2+ 36. Kh1 Rxh2+ 37. Kg1 Rcg2+ 38. Kf1 Rf2+ 39. Kg1 Rhg2+ 40. Kh1 Rg3 41. R6e2 Rfxf3 42. Rh2 Rxa3 43. Rf1 g6 44. Rc1 Rgb3 45. Rc7+ Kg8 46. Rxh6 Ra1+ 47. Kg2 Rb2+ 48. Kf3 Ra3+ 49. Kf4 Rxb4+ 50. Ke5 Re3+ 51. Kf6 Rbe4 52. Rxg6+ Kf8 *", + "Moves": "c7f7 f8e8 g6g8", + "MovesSAN": "Rf7+ Ke8 Rg8#", + "Themes": "endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "7k/5R2/1p5p/1P4p1/P1R5/7P/6PK/q3r3 w - - 3 38", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. d3 Qd8 4. Nf3 Nf6 5. Be2 Bg4 6. c4 h6 7. b4 e6 8. b5 Bd6 9. h3 Bh5 10. Nc3 O-O 11. O-O Qe7 12. a4 Nbd7 13. Nd4 Bxe2 14. Qxe2 Be5 15. Be3 c6 16. f4 Bxd4 17. Bxd4 cxb5 18. cxb5 b6 19. Ne4 Nxe4 20. dxe4 e5 21. Be3 exf4 22. Bxf4 Ne5 23. Kh2 f6 24. Rac1 Rad8 25. Rcd1 Rc8 26. Rc1 Rce8 27. Rfe1 g5 28. Bxe5 Qxe5+ 29. Kg1 Qg3 30. Rc7 f5 31. Qc4+ Kh8 32. Rc1 Qe5 33. exf5 Rxf5 34. Rxa7 Rf4 35. Rf7 Rxc4 36. Rxc4 Qa1+ 37. Kh2 Re1 *", + "Moves": "c4c8 e1e8 c8e8", + "MovesSAN": "Rc8+ Re8 Rxe8#", + "Themes": "endgame mate mateIn2 queenRookEndgame short" + }, + { + "FEN": "1r6/8/2k2p1P/K1P5/2P5/2R3N1/2b2P2/8 b - - 2 45", + "PGN": "1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Nxf6+ exf6 6. c3 Bd6 7. Bd3 O-O 8. Qc2 Re8+ 9. Be3 h6 10. O-O-O Nd7 11. h4 b5 12. g4 a5 13. g5 h5 14. g6 Nf8 15. gxf7+ Kxf7 16. Ne2 Be6 17. Rhg1 g6 18. Bxg6+ Nxg6 19. Qxg6+ Ke7 20. Bf4 Rg8 21. Qh7+ Bf7 22. Rxg8 Qxg8 23. Bxd6+ Kxd6 24. Qf5 Qg6 25. Qxg6 Bxg6 26. Nf4 Bf7 27. Rg1 Ke7 28. Kd2 b4 29. Kd3 bxc3 30. bxc3 Bxa2 31. Nxh5 Rh8 32. Ng3 Be6 33. h5 a4 34. Ra1 Ra8 35. c4 Bg8 36. Kc3 Bf7 37. Kb4 Rd8 38. Kc5 Ra8 39. Ra3 Kd7 40. h6 Bg6 41. Kb4 Rb8+ 42. Kxa4 Bc2+ 43. Ka5 c5 44. dxc5 Kc6 45. Rc3 *", + "Moves": "b8a8 a5b4 a8a4", + "MovesSAN": "Ra8+ Kb4 Ra4#", + "Themes": "endgame master mate mateIn2 short" + }, + { + "FEN": "r5r1/4pk1p/2Q1Rp1B/3P1Pp1/1p3q2/pP6/P1P3PP/7K w - - 8 34", + "PGN": "1. e4 g6 2. d4 Bg7 3. Nf3 d6 4. Nc3 b6 5. Bc4 Bb7 6. Be3 c5 7. Bb5+ Bc6 8. Bxc6+ Nxc6 9. O-O Nf6 10. d5 Na5 11. b3 Nd7 12. Qd2 Ne5 13. Nxe5 Bxe5 14. Rad1 a6 15. Bh6 b5 16. Ne2 b4 17. Ng3 Nb7 18. f4 Bd4+ 19. Kh1 a5 20. Rfe1 a4 21. e5 a3 22. exd6 Nxd6 23. Ne4 Nxe4 24. Rxe4 Qd6 25. Rxd4 cxd4 26. Qxd4 Rg8 27. Re1 Kd7 28. Qd3 f6 29. f5 g5 30. Qb5+ Kd8 31. Re6 Qf4 32. Qb6+ Ke8 33. Qc6+ Kf7 *", + "Moves": "e6f6 e7f6 c6e6", + "MovesSAN": "Rxf6+ exf6 Qe6#", + "Themes": "clearance endgame mate mateIn2 sacrifice short" + }, + { + "FEN": "r1b4k/ppp1p1qp/5P2/8/2B5/2N5/PPP2r2/1K1R2N1 w - - 0 22", + "PGN": "1. d4 Nf6 2. Bf4 g6 3. Nc3 Bg7 4. e4 d6 5. Qd2 O-O 6. O-O-O Nbd7 7. e5 dxe5 8. dxe5 Nh5 9. Bh6 f6 10. g4 Bxh6 11. Qxh6 Ng7 12. exf6 Rxf6 13. Bc4+ Kh8 14. g5 Rxf2 15. h4 Qf8 16. h5 Qf4+ 17. Kb1 Nf5 18. hxg6 Nxh6 19. Rxh6 Nf6 20. gxf6 Qxh6 21. g7+ Qxg7 *", + "Moves": "d1d8 g7f8 d8f8", + "MovesSAN": "Rd8+ Qf8 Rxf8#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "2r2r2/p2b1pk1/3p2p1/3qp3/1ppn2NP/3P4/PPP1PP2/R1Q1K1R1 w Q - 0 21", + "PGN": "1. d3 c5 2. g3 Nc6 3. Bg2 d6 4. Nc3 Bd7 5. Nf3 Nf6 6. Nd2 g6 7. Nc4 Bg7 8. Bd2 O-O 9. Qc1 b5 10. Ne3 b4 11. Ncd1 e5 12. Nd5 Nxd5 13. Bxd5 Rc8 14. Bh6 Nd4 15. Bxg7 Kxg7 16. h4 h5 17. Ne3 Qa5 18. g4 hxg4 19. Rg1 c4 20. Nxg4 Qxd5 *", + "Moves": "c1h6 g7g8 g4f6", + "MovesSAN": "Qh6+ Kg8 Nf6#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "4r2k/7p/pp4p1/8/3P1p1q/3QBb1P/PP4P1/4RR1K b - - 0 28", + "PGN": "1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nf6 5. h3 Nc6 6. Nf3 g6 7. c3 Bg7 8. O-O O-O 9. Nbd2 a6 10. Nb3 Ne4 11. Re1 f5 12. Nfd2 b6 13. f3 Ng3 14. Nf1 Nxf1 15. Rxf1 e5 16. dxe5 Nxe5 17. Nd4 Nxd3 18. Qxd3 Kh8 19. Bf4 Qh4 20. Bh2 Bb7 21. Ne6 Rfe8 22. Nc7 Bh6 23. Nxa8 Be3+ 24. Kh1 Bxa8 25. Rae1 f4 26. Bg1 d4 27. cxd4 Bxf3 28. Bxe3 *", + "Moves": "h4h3 h1g1 h3g2", + "MovesSAN": "Qxh3+ Kg1 Qxg2#", + "Themes": "mate mateIn2 middlegame pin short" + }, + { + "FEN": "3rk2r/3n1pp1/p3p2p/1pB5/3P4/1P1B1b2/5PPP/4R1K1 w k - 0 22", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. d4 Qd8 4. Nc3 e6 5. Nf3 Bb4 6. Bc4 Nf6 7. O-O a6 8. a3 Bxc3 9. bxc3 b5 10. Bd3 h6 11. Re1 Bb7 12. a4 c6 13. axb5 cxb5 14. Ba3 Qc7 15. Ne5 Qxc3 16. Bc5 Nbd7 17. Ra3 Qb2 18. Rb3 Qxb3 19. cxb3 Rd8 20. Nxd7 Nxd7 21. Qf3 Bxf3 *", + "Moves": "e1e6 f7e6 d3g6", + "MovesSAN": "Rxe6+ fxe6 Bg6#", + "Themes": "bodenMate mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "r1b1k2r/pppp1ppp/8/3QPq2/2PPn3/3BP3/P2B2PP/2R1K2R b Kkq - 2 15", + "PGN": "1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. Nf3 Nc6 5. Bf4 Bb4+ 6. Nc3 Qe7 7. Qd5 Bxc3+ 8. bxc3 Qa3 9. Bd2 Qb2 10. Rd1 Qc2 11. Nd4 Nxd4 12. cxd4 Nxf2 13. Rc1 Qf5 14. e3 Ne4 15. Bd3 *", + "Moves": "f5f2 e1d1 f2d2", + "MovesSAN": "Qf2+ Kd1 Qxd2#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "4r1k1/p4ppp/8/8/8/1P1R1qP1/PQ2RP1P/4rBK1 b - - 0 30", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 O-O 6. O-O b6 7. b3 Bb7 8. Bb2 Nbd7 9. Nbd2 c5 10. cxd5 exd5 11. dxc5 bxc5 12. e3 Rc8 13. Ne5 Nxe5 14. Bxe5 Nd7 15. Bb2 Bf6 16. Bxf6 Nxf6 17. Nf3 Re8 18. Qc2 Qb6 19. Rfd1 d4 20. exd4 cxd4 21. Qb2 Bxf3 22. Bxf3 Rcd8 23. Rd3 Ne4 24. Rad1 Qf6 25. Bg2 Nc3 26. R1d2 Re1+ 27. Bf1 Rde8 28. Rxd4 Qf3 29. R4d3 Ne2+ 30. Rxe2 *", + "Moves": "e1f1 g1f1 f3h1", + "MovesSAN": "Rxf1+ Kxf1 Qh1#", + "Themes": "attraction mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "4r1k1/5ppp/2p5/p2p4/P2Q2bq/1B3P2/1PP3PP/R5K1 b - - 0 19", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. Bc4 e6 4. d4 cxd4 5. Nxd4 Nf6 6. Nxc6 bxc6 7. e5 d5 8. exd6 Bxd6 9. Bg5 Be7 10. O-O O-O 11. Nc3 Nd5 12. Bxe7 Qxe7 13. Nxd5 exd5 14. Re1 Qh4 15. Bb3 a5 16. a4 Bg4 17. Qd4 Rfe8 18. Rxe8+ Rxe8 19. f3 *", + "Moves": "e8e1 a1e1 h4e1", + "MovesSAN": "Re1+ Rxe1 Qxe1#", + "Themes": "endgame kingsideAttack mate mateIn2 short" + }, + { + "FEN": "R7/5ppk/7p/8/8/4q1PP/p2r4/5Q1K w - - 2 39", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 O-O 5. Bg5 Bxc3+ 6. bxc3 d5 7. e3 Nbd7 8. cxd5 exd5 9. Bd3 b6 10. O-O c5 11. h3 Bb7 12. a4 Re8 13. dxc5 Nxc5 14. Re1 Nxd3 15. Qxd3 Rc8 16. Rab1 Rc5 17. Red1 Ra5 18. c4 h6 19. Bxf6 Qxf6 20. cxd5 Rxd5 21. Qe2 Red8 22. Rxd5 Rxd5 23. Nd4 Rd8 24. Rc1 Qe5 25. Nc6 Bxc6 26. Rxc6 Qa1+ 27. Kh2 Qxa4 28. Rc7 a5 29. Qf3 Qe8 30. Rb7 a4 31. Rxb6 a3 32. Ra6 Qe5+ 33. g3 Qb2 34. Qe4 Qxf2+ 35. Qg2 Qxe3 36. Qf1 Rd2+ 37. Kh1 a2 38. Ra8+ Kh7 *", + "Moves": "f1f5 g7g6 f5f7", + "MovesSAN": "Qf5+ g6 Qxf7#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "4Qb2/7k/2p4p/3p4/3q4/1P4R1/r4PKP/8 w - - 0 39", + "PGN": "1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 O-O 5. Nf3 d6 6. Be2 Bg4 7. O-O Nc6 8. Be3 Bxf3 9. Bxf3 e5 10. Ne2 exd4 11. Nxd4 Ne5 12. Re1 Re8 13. Bg5 Nxc4 14. Qb3 Nb6 15. Rad1 h6 16. Bh4 g5 17. e5 gxh4 18. exf6 Qxf6 19. Nb5 Rxe1+ 20. Rxe1 c6 21. Nc3 h3 22. a4 hxg2 23. Bxg2 d5 24. a5 Nc4 25. Qxb7 Rd8 26. Na4 Nxa5 27. Qxa7 Nc4 28. b3 Ne5 29. Nc5 Nf3+ 30. Bxf3 Qxf3 31. Qe7 Rf8 32. Re3 Qd1+ 33. Kg2 Qd4 34. Rg3 Kh8 35. Nd7 Ra8 36. Qxf7 Ra2 37. Qe8+ Kh7 38. Nf8+ Bxf8 *", + "Moves": "e8g6 h7h8 g6g8", + "MovesSAN": "Qg6+ Kh8 Qg8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "5k2/2q2p1p/p2pnN2/8/5N2/7P/6RK/1r6 w - - 6 33", + "PGN": "1. d4 b6 2. c4 Bb7 3. Nc3 e6 4. e4 Ne7 5. Bd3 g6 6. Nge2 Bg7 7. O-O O-O 8. f4 a6 9. a3 d6 10. h3 Nd7 11. b4 Rc8 12. Bb2 c5 13. d5 exd5 14. exd5 cxb4 15. axb4 Nf6 16. Rb1 Nh5 17. f5 Nxf5 18. Bxf5 gxf5 19. Rxf5 Qh4 20. Qf1 Rxc4 21. Na4 Rxb4 22. Bxg7 Rxb1 23. Qxb1 Nxg7 24. Rf4 Qg5 25. Rg4 Qxd5 26. Nxb6 Qc5+ 27. Kh1 Rb8 28. Nd7 Bxg2+ 29. Rxg2 Rxb1+ 30. Kh2 Qc7 31. Nf6+ Kf8 32. Nf4 Ne6 *", + "Moves": "g2g8 f8e7 f4d5", + "MovesSAN": "Rg8+ Ke7 N4d5#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "4r1k1/4q1p1/2p2r1p/2P3N1/4Q3/pPp2P1P/P5P1/3R2K1 w - - 3 35", + "PGN": "1. d4 d5 2. c4 dxc4 3. Nc3 e6 4. e4 c6 5. Bxc4 Be7 6. Nf3 Nf6 7. O-O h6 8. h3 O-O 9. b3 b5 10. Bd3 a5 11. Bb2 Ba6 12. Re1 Qc7 13. Bf1 Nbd7 14. Rc1 Qb7 15. e5 Nd5 16. Ne4 b4 17. Bxa6 Rxa6 18. Nc5 Nxc5 19. dxc5 Qb5 20. Nd4 Qb7 21. Qf3 Raa8 22. Rc2 a4 23. Rec1 a3 24. Ba1 Rad8 25. Ne2 Bg5 26. Rd1 f5 27. exf6 Bxf6 28. Bxf6 Rxf6 29. Qe4 Rdf8 30. f3 Qc7 31. Nd4 Nc3 32. Rxc3 bxc3 33. Nxe6 Qe7 34. Ng5 Re8 *", + "Moves": "e4h7 g8f8 h7h8", + "MovesSAN": "Qh7+ Kf8 Qh8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "2b2rk1/r3pp1p/3p1nN1/2pP2Q1/2P3P1/p2q2P1/p4PK1/4RR2 w - - 0 25", + "PGN": "1. d4 c5 2. d5 Nf6 3. c4 a6 4. Nc3 b5 5. e4 b4 6. Nce2 Nxe4 7. Nf3 g6 8. Ng3 Nxg3 9. hxg3 Bg7 10. Bd3 d6 11. Qc2 a5 12. Bh6 Bf6 13. O-O a4 14. Rae1 Qb6 15. Bg5 Nd7 16. Bxf6 Nxf6 17. Qe2 Ra7 18. Qe3 b3 19. Qg5 O-O 20. Nh4 bxa2 21. g4 Qxb2 22. g3 a3 23. Kg2 Qd4 24. Nxg6 Qxd3 *", + "Moves": "g6e7 g8h8 g5f6", + "MovesSAN": "Nxe7+ Kh8 Qxf6#", + "Themes": "doubleCheck kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "1r1k1r2/3b4/R1P3Q1/4b2p/2BpP3/3P2N1/6PP/6K1 b - - 0 28", + "PGN": "1. Nc3 d5 2. e4 d4 3. Nce2 e5 4. Ng3 f6 5. Bc4 g6 6. Nf3 a6 7. a4 c5 8. O-O Nc6 9. d3 Nge7 10. Bd2 Bg7 11. Qc1 h5 12. c3 Qd6 13. b4 cxb4 14. cxd4 exd4 15. Bf4 Ne5 16. Bxe5 fxe5 17. Ng5 Qf6 18. f4 exf4 19. Rxf4 Qxg5 20. Rf8+ Rxf8 21. Qxg5 Bf6 22. Qc5 Bd7 23. Qxb4 b5 24. axb5 Rb8 25. Rxa6 Nc6 26. Qd6 Be5 27. Qxg6+ Kd8 28. bxc6 *", + "Moves": "b8b1 g3f1 b1f1", + "MovesSAN": "Rb1+ Nf1 Rbxf1#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "8/pp2NQpk/7p/4q3/8/1P5P/P3nPP1/7K b - - 8 40", + "PGN": "1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nf3 Bf5 5. Bd3 Bg6 6. O-O Nf6 7. Bg5 Nbd7 8. c4 c6 9. cxd5 cxd5 10. Nc3 Qc7 11. Rc1 Qb6 12. b3 Bb4 13. Re1+ Ne4 14. Nxd5 Qa5 15. Nxb4 O-O 16. Bxe4 Bxe4 17. Rxe4 Qxb4 18. Ne5 Nb6 19. Nd3 Qb5 20. Qf3 Qxg5 21. Rce1 Nd7 22. Ne5 Nf6 23. R4e2 Rad8 24. Rd1 Rxd4 25. Ree1 Rxd1 26. Qxd1 Re8 27. Nf3 Rxe1+ 28. Qxe1 Qc5 29. Qd1 h6 30. h3 Ne4 31. Qe2 Ng3 32. Qd2 Ne4 33. Qe2 Qc1+ 34. Kh2 Nc3 35. Qe8+ Kh7 36. Qxf7 Qc2 37. Nh4 Ne2 38. Nf5 Qc3 39. Ne7 Qe5+ 40. Kh1 *", + "Moves": "e5a1 h1h2 a1g1", + "MovesSAN": "Qa1+ Kh2 Qg1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "Rr4k1/2q2ppp/4p3/4P3/Q4P2/6PP/1pP5/1K6 w - - 0 27", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd8 4. Nf3 Nf6 5. d4 Bg4 6. Be2 e6 7. Bg5 Be7 8. Qd2 O-O 9. h3 Bh5 10. O-O-O Nc6 11. Ne5 Bxe2 12. Nxe2 Nxe5 13. dxe5 Nd5 14. Bxe7 Qxe7 15. f4 Rfd8 16. Kb1 c5 17. g3 b5 18. Nc3 Nxc3+ 19. Qxc3 Rxd1+ 20. Rxd1 c4 21. a4 a6 22. Rd6 Qc7 23. Qb4 bxa4 24. Qxa4 c3 25. Rxa6 Rb8 26. Ra8 cxb2 *", + "Moves": "a4e8 b8e8 a8e8", + "MovesSAN": "Qe8+ Rxe8 Rxe8#", + "Themes": "backRankMate endgame mate mateIn2 sacrifice short xRayAttack" + }, + { + "FEN": "4r1k1/5ppp/p7/1pp1r2N/3p3q/P2P1P2/PBQ3PP/3R1K1R b - - 0 22", + "PGN": "1. e3 e5 2. c3 d5 3. Qb3 Nc6 4. Bb5 Ne7 5. Nf3 a6 6. Bxc6+ Nxc6 7. d3 Be7 8. Bd2 O-O 9. Na3 b5 10. Qc2 Bg4 11. Ng1 Bxa3 12. bxa3 Qe7 13. Bc1 d4 14. cxd4 Nxd4 15. exd4 exd4+ 16. Ne2 Rfe8 17. f3 Bh5 18. Bb2 c5 19. Rd1 Qh4+ 20. Kf1 Re5 21. Ng3 Rae8 22. Nxh5 *", + "Moves": "e5e1 d1e1 e8e1", + "MovesSAN": "Re1+ Rxe1 Rxe1#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "rn4k1/1bp2r1p/pp2QqpB/8/3P4/2N5/PPP2PPP/R3R1K1 b - - 0 17", + "PGN": "1. e4 g6 2. d4 Bg7 3. Nf3 e6 4. Nc3 a6 5. Be3 Ne7 6. Bd3 O-O 7. O-O f5 8. exf5 Nxf5 9. Bxf5 Rxf5 10. Nh4 Rf8 11. Nf3 b6 12. Re1 Bb7 13. Ng5 Bh6 14. Nxe6 dxe6 15. Bxh6 Rf7 16. Qe2 Qf6 17. Qxe6 *", + "Moves": "f6f2 g1h1 f2g2", + "MovesSAN": "Qxf2+ Kh1 Qxg2#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "r1bq2kr/ppp1b1pn/3p4/4P1p1/4P3/2P5/PP4PP/RNBQ1RK1 w - - 0 12", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. c3 Be7 5. Bxf7+ Kxf7 6. Ng5+ Kg8 7. d4 h6 8. dxe5 Nxe5 9. f4 hxg5 10. fxe5 Nh7 11. O-O d6 *", + "Moves": "d1d5 c8e6 d5e6", + "MovesSAN": "Qd5+ Be6 Qxe6#", + "Themes": "kingsideAttack mate mateIn2 opening short" + }, + { + "FEN": "r3r2k/pp2bp1p/1n3pPB/7q/3p4/2PB3P/PPQ2P2/R4RK1 w - - 1 19", + "PGN": "1. Nc3 d5 2. e4 dxe4 3. Nxe4 Nf6 4. Nxf6+ exf6 5. h3 Be7 6. Nf3 O-O 7. Be2 Nd7 8. d4 Nb6 9. O-O c5 10. c3 Be6 11. Bd3 Kh8 12. Bf4 Bd5 13. Qc2 Bxf3 14. gxf3 g6 15. Bh6 Re8 16. f4 Qd5 17. f5 cxd4 18. fxg6 Qh5 *", + "Moves": "g6g7 h8g8 d3h7", + "MovesSAN": "g7+ Kg8 Bxh7#", + "Themes": "advancedPawn discoveredAttack kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "4r2k/3q3p/p5n1/5NQ1/1Pp5/7P/P4PP1/6K1 w - - 8 37", + "PGN": "1. e4 c5 2. Nf3 a6 3. d4 cxd4 4. Nxd4 e5 5. Nf3 d6 6. c4 Nf6 7. Nc3 Be7 8. Bd3 Bd7 9. Nd5 Nc6 10. Be3 Ng4 11. Bb6 Qc8 12. Nxe7 Nxe7 13. O-O O-O 14. b4 f5 15. c5 dxc5 16. Bxc5 Re8 17. Bxe7 Rxe7 18. Rc1 Qd8 19. exf5 e4 20. Bc4+ Kh8 21. Ng5 Ne5 22. Qh5 g6 23. fxg6 Nxg6 24. Rcd1 Qf8 25. Rfe1 b5 26. Rxe4 bxc4 27. Rxe7 Qxe7 28. h3 Be8 29. Rd4 Rc8 30. Re4 Qd7 31. Re6 Nf4 32. Rxe8+ Rxe8 33. Nf7+ Kg8 34. Nh6+ Kg7 35. Qg5+ Ng6 36. Nf5+ Kh8 *", + "Moves": "g5f6 h8g8 f5h6", + "MovesSAN": "Qf6+ Kg8 Nh6#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "4Q3/1p3ppk/p1p4p/5PP1/3b3P/1Pr1BK2/1r6/8 w - - 1 36", + "PGN": "1. e4 e5 2. Nf3 d6 3. Bc4 Be6 4. Bb3 Bxb3 5. axb3 Nf6 6. Nc3 Be7 7. O-O O-O 8. Re1 Nc6 9. d4 exd4 10. Nxd4 Nxd4 11. Qxd4 a6 12. Nd5 Nxd5 13. Qxd5 c6 14. Qd3 Bf6 15. c3 Re8 16. Bf4 Be5 17. Be3 Qh4 18. g3 Qe7 19. Rad1 Rad8 20. f4 Bf6 21. Bb6 Rd7 22. e5 Qe6 23. exd6 Qxe1+ 24. Rxe1 Rxe1+ 25. Kf2 Re6 26. f5 Rexd6 27. Qe4 h6 28. h4 Rd2+ 29. Kf3 Re7 30. Qb1 Ree2 31. Be3 Rxb2 32. Qe4 Rec2 33. Qe8+ Kh7 34. g4 Rxc3 35. g5 Bd4 *", + "Moves": "g5g6 f7g6 f5g6", + "MovesSAN": "g6+ fxg6 fxg6#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "3r4/N3k3/4p2p/p5p1/1p2Pb2/1P5P/2P1RPP1/6K1 b - - 5 31", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bc4 b5 5. Bb3 d6 6. O-O Na5 7. d4 Nxb3 8. axb3 Bg4 9. dxe5 dxe5 10. Qxd8+ Rxd8 11. Nxe5 Be6 12. Nd3 Ne7 13. Nc5 a5 14. Nxe6 fxe6 15. Nc3 b4 16. Nb5 c5 17. Bg5 h6 18. Bf4 g5 19. Bg3 Nc6 20. Rfd1 Bg7 21. Nc7+ Ke7 22. Rab1 Rxd1+ 23. Rxd1 Bxb2 24. Bd6+ Kf6 25. Bxc5 Be5 26. h3 Rc8 27. Nb5 Ne7 28. Bxe7+ Kxe7 29. Rd2 Bf4 30. Re2 Rd8 31. Na7 *", + "Moves": "d8d1 e2e1 d1e1", + "MovesSAN": "Rd1+ Re1 Rxe1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "4r1k1/ppb1qppp/2p2p2/5Q2/3P4/2P2B1P/PP3PP1/3R2K1 b - - 5 21", + "PGN": "1. e4 c6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Nf6 5. Nxf6+ exf6 6. Nf3 Bg4 7. c3 Bd6 8. Bc4 O-O 9. Be3 Re8 10. O-O Qc7 11. h3 Bh5 12. Be2 Nd7 13. Qd2 Nb6 14. Rae1 Bxf3 15. Bxf3 Nc4 16. Qc1 Nxe3 17. Rxe3 Bf4 18. Rxe8+ Rxe8 19. Qc2 Qe7 20. Qf5 Bc7 21. Rd1 *", + "Moves": "e7e1 d1e1 e8e1", + "MovesSAN": "Qe1+ Rxe1 Rxe1#", + "Themes": "endgame kingsideAttack mate mateIn2 sacrifice short" + }, + { + "FEN": "6k1/p1p2ppp/2p5/8/3P1q2/1QP5/P3rP1P/R5K1 w - - 2 20", + "PGN": "1. d4 d5 2. c4 Nf6 3. cxd5 Nxd5 4. Nc3 Nxc3 5. bxc3 e5 6. e3 exd4 7. exd4 Bd6 8. Bc4 O-O 9. Nf3 Qe7+ 10. Be2 Bg4 11. O-O Re8 12. Re1 Bxf3 13. gxf3 Qh4 14. f4 Bxf4 15. Bxf4 Qxf4 16. Bb5 Nc6 17. Bxc6 bxc6 18. Rxe8+ Rxe8 19. Qb3 Re2 *", + "Moves": "b3b8 e2e8 b8e8", + "MovesSAN": "Qb8+ Re8 Qxe8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "1R6/4r1bk/3p4/p3qP2/P1P5/1P3Q1P/4p1P1/6K1 w - - 0 41", + "PGN": "1. Nf3 d6 2. d4 Nf6 3. Bg5 Bf5 4. e3 Nbd7 5. h3 c5 6. c3 Qb6 7. b3 Ne4 8. Bh4 h6 9. Bd3 g5 10. Bg3 Nxg3 11. fxg3 Bxd3 12. Qxd3 Bg7 13. O-O Nf6 14. Nbd2 g4 15. dxc5 Qxc5 16. c4 gxf3 17. Rxf3 e5 18. Raf1 O-O 19. Ne4 Nxe4 20. Qxe4 Qc6 21. Qg4 Rae8 22. Kh2 Re6 23. Rf5 Rg6 24. Qe2 Qd7 25. Qd3 Qe6 26. a3 Rg5 27. Rxg5 hxg5 28. Rd1 Rd8 29. Qe4 Rd7 30. a4 a5 31. Rd5 b6 32. Rb5 f5 33. Qc6 f4 34. exf4 gxf4 35. gxf4 e4 36. Rxb6 e3 37. Rb8+ Kh7 38. Qf3 Re7 39. f5 Qe5+ 40. Kg1 e2 *", + "Moves": "f3h5 g7h6 h5g6", + "MovesSAN": "Qh5+ Bh6 Qg6#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "8/5p1k/P3pqp1/7p/8/4P2P/3r1PP1/RQ4K1 b - - 0 27", + "PGN": "1. d4 Nf6 2. Nf3 d5 3. Bf4 c5 4. c3 Nc6 5. Nbd2 Qb6 6. Qc2 Bg4 7. h3 Bxf3 8. Nxf3 e6 9. dxc5 Bxc5 10. e3 O-O 11. Bd3 Rac8 12. Bg5 Ne4 13. Bxe4 dxe4 14. Qxe4 Qxb2 15. O-O Be7 16. Rfb1 Qxc3 17. Rc1 Qa5 18. Rxc6 Bxg5 19. Rxc8 Rxc8 20. Nxg5 Qxg5 21. Qxb7 Rd8 22. Qxa7 h5 23. a4 Rd2 24. Qb8+ Kh7 25. a5 Qf6 26. Qb1+ g6 27. a6 *", + "Moves": "f6f2 g1h2 f2g2", + "MovesSAN": "Qxf2+ Kh2 Qxg2#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "1rr3k1/p2nppbp/b2p2pB/q7/3P1Q2/1Bn2N2/PP3PPP/2KR3R w - - 0 16", + "PGN": "1. d4 d6 2. c4 g6 3. Nc3 Bg7 4. e4 Nf6 5. Nf3 O-O 6. Bd3 c6 7. Bg5 Qa5 8. Qd2 Nbd7 9. O-O-O b5 10. cxb5 cxb5 11. Bxb5 Rb8 12. Bc4 Ba6 13. Bb3 Rfc8 14. Bh6 Nxe4 15. Qf4 Nxc3 *", + "Moves": "f4f7 g8h8 f7g7", + "MovesSAN": "Qxf7+ Kh8 Qxg7#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "6r1/ppk3pp/2p5/P4N2/1Pq5/2P5/3Q1PPP/6K1 w - - 1 36", + "PGN": "1. e4 e5 2. Bc4 Nf6 3. Nf3 Nxe4 4. O-O Bc5 5. d4 exd4 6. Re1 f5 7. Bg5 Be7 8. Bxe7 Qxe7 9. Qxd4 Nc6 10. Qd1 d6 11. Nbd2 Bd7 12. a3 O-O-O 13. Bd5 Qf6 14. c3 Rde8 15. Nc4 Ne7 16. Na5 Nxd5 17. Qxd5 c6 18. Qb3 Nc5 19. Qc4 Qd8 20. b4 Rxe1+ 21. Rxe1 Ne6 22. Nb3 Qb6 23. a4 Nc7 24. a5 Qb5 25. Qd4 Kb8 26. Qxd6 Rd8 27. Qf4 Kc8 28. Nfd4 Qc4 29. Re3 Nd5 30. Qf3 Nxe3 31. Qxe3 Re8 32. Qd2 Rg8 33. Nc5 Kc7 34. Nxd7 Kxd7 35. Nxf5+ Kc7 *", + "Moves": "d2d6 c7c8 f5e7", + "MovesSAN": "Qd6+ Kc8 Ne7#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "4r1k1/8/1p4pB/p2pq3/2p5/P4QPb/1PP2P1P/3R2K1 b - - 5 33", + "PGN": "1. e4 e5 2. d4 exd4 3. Qxd4 Nc6 4. Qe3 b6 5. a3 Bc5 6. Qg3 g6 7. Nc3 Qe7 8. Nd5 Qxe4+ 9. Ne3 Bd6 10. Qh3 Nf6 11. Bd3 Qe6 12. Qh6 Bf8 13. Qg5 h6 14. Qb5 a6 15. Qa4 d5 16. Ne2 Bd6 17. O-O O-O 18. g3 Ng4 19. Qxc6 Bd7 20. Qc3 Nxe3 21. Bxe3 c5 22. Bxh6 Be5 23. Qd2 Rfe8 24. Nf4 Bxf4 25. Qxf4 c4 26. Rae1 Qg4 27. Rxe8+ Rxe8 28. Bxg6 fxg6 29. Qd6 Qe6 30. Qb4 a5 31. Qc3 Qe5 32. Qf3 Bh3 33. Rd1 *", + "Moves": "e5e1 d1e1 e8e1", + "MovesSAN": "Qe1+ Rxe1 Rxe1#", + "Themes": "endgame mate mateIn2 sacrifice short" + }, + { + "FEN": "2R5/p4rpk/1p4p1/5p2/5P2/1P3Q2/P4qPP/7K b - - 3 31", + "PGN": "1. e4 e6 2. d4 d5 3. e5 c5 4. Nf3 Nc6 5. c3 Qb6 6. Bd3 Bd7 7. O-O Nge7 8. Be3 Nf5 9. dxc5 Bxc5 10. Bxc5 Qxc5 11. Bxf5 exf5 12. Nh4 Be6 13. Qf3 Nxe5 14. Qg3 Ng6 15. Nd2 O-O 16. Rae1 Rfe8 17. Kh1 d4 18. Nxg6 hxg6 19. cxd4 Qxd4 20. Nf3 Qg4 21. Qc7 Bd5 22. Rxe8+ Rxe8 23. Qd7 Rf8 24. Qxd5 Qb4 25. Ng5 b6 26. b3 Qg4 27. f4 Qe2 28. Rc1 Qf2 29. Nxf7 Rxf7 30. Rc8+ Kh7 31. Qf3 *", + "Moves": "f2e1 f3f1 e1f1", + "MovesSAN": "Qe1+ Qf1 Qxf1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "2rr4/pp2kppp/3pbn2/1B2p3/4P3/B1qQ4/P2R1PPP/3R2K1 w - - 0 18", + "PGN": "1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 Nc6 5. Nf3 e6 6. Bc4 Bb4 7. O-O Bxc3 8. bxc3 Qc7 9. Nd4 Nxd4 10. Qxd4 e5 11. Qd5 d6 12. Ba3 Be6 13. Bb5+ Ke7 14. Qd3 Nf6 15. Rfd1 Rhd8 16. Rd2 Rac8 17. Rad1 Qxc3 *", + "Moves": "a3d6 d8d6 d3d6", + "MovesSAN": "Bxd6+ Rxd6 Qxd6#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "r2r2k1/ppp1bppp/2n1p3/5B2/R7/1PP2N2/P1P2PPP/R1B3K1 b - - 0 13", + "PGN": "1. e4 Nf6 2. Nc3 d5 3. exd5 Nxd5 4. Nf3 Bg4 5. Be2 e6 6. O-O Be7 7. b3 Nxc3 8. dxc3 Qxd1 9. Rxd1 O-O 10. Rd4 Bf5 11. Bd3 Nc6 12. Ra4 Rfd8 13. Bxf5 *", + "Moves": "d8d1 f3e1 d1e1", + "MovesSAN": "Rd1+ Ne1 Rxe1#", + "Themes": "backRankMate mate mateIn2 middlegame short" + }, + { + "FEN": "3rq2k/7p/p2pB1PP/1p2b3/8/5r2/Pp6/1K4RR w - - 0 36", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. c3 Nf6 4. Qc2 Be7 5. d4 exd4 6. cxd4 d6 7. Bb5 O-O 8. Bg5 Bg4 9. Bxf6 Bxf6 10. Nbd2 Bxf3 11. Nxf3 Nxd4 12. Nxd4 Bxd4 13. Qd2 Qf6 14. O-O-O c5 15. e5 Bxe5 16. Kb1 a6 17. Bc4 b5 18. Bd5 Rab8 19. Rdf1 c4 20. f4 Qf5+ 21. Ka1 Bf6 22. h3 Qc8 23. g4 c3 24. Qd3 cxb2+ 25. Kb1 Bc3 26. f5 Be5 27. g5 Kh8 28. h4 f6 29. Be6 Qe8 30. gxf6 Rxf6 31. h5 Rh6 32. Qf3 Rd8 33. Rfg1 Rf6 34. h6 g6 35. fxg6 Rxf3 *", + "Moves": "g6g7 e5g7 h6g7", + "MovesSAN": "g7+ Bxg7 hxg7#", + "Themes": "advancedPawn mate mateIn2 middlegame short" + }, + { + "FEN": "8/8/8/4r1k1/1R3Rp1/5pP1/3r1P2/6K1 b - - 5 42", + "PGN": "1. d4 Nf6 2. Nf3 e6 3. g3 d5 4. Bg2 Nbd7 5. O-O Bd6 6. c4 c6 7. Nc3 O-O 8. Qc2 e5 9. cxd5 e4 10. Nxe4 Nxe4 11. Qxe4 Nf6 12. Qd3 cxd5 13. Ne5 h6 14. Bf4 Re8 15. Qb3 g5 16. Bd2 Be6 17. Qxb7 Rb8 18. Qxa7 Rxb2 19. Ba5 Qa8 20. Qxa8 Rxa8 21. Bc3 Rxe2 22. a4 Ne4 23. Bxe4 dxe4 24. Rfe1 Rc2 25. Re3 f6 26. Nf3 exf3 27. Rxe6 Rxc3 28. Rxd6 Rxa4 29. Rd1 Rd3 30. Re1 Raxd4 31. Rxf6 Kg7 32. Rc6 Re4 33. Rf1 Re2 34. h3 h5 35. Rc5 Kg6 36. Rc6+ Kf5 37. Rc5+ Re5 38. Rc4 g4 39. hxg4+ hxg4 40. Rb1 Rd2 41. Rf4+ Kg5 42. Rbb4 *", + "Moves": "e5e1 g1h2 d2f2", + "MovesSAN": "Re1+ Kh2 Rxf2#", + "Themes": "deflection endgame master mate mateIn2 rookEndgame short" + }, + { + "FEN": "r1r3k1/1b2qpp1/p3p2R/3p3N/8/1Pp5/PPK5/6R1 w - - 0 30", + "PGN": "1. e4 e6 2. e5 c5 3. Nf3 Nc6 4. d4 cxd4 5. Nxd4 Nge7 6. Bb5 Nxe5 7. Bf4 a6 8. Ba4 N5c6 9. Nc3 Ng6 10. Qf3 Nxf4 11. Qxf4 Be7 12. O-O-O Bg5 13. Qxg5 Qxg5+ 14. Kb1 O-O 15. h4 Qxg2 16. Rhg1 Qxf2 17. Nde2 b5 18. Bb3 Na5 19. h5 Nxb3 20. cxb3 Qf5+ 21. Kc1 Qxh5 22. Rh1 Qg5+ 23. Kc2 Qe7 24. Rh2 d5 25. Rdh1 h6 26. Nf4 Bb7 27. Rg1 Rfc8 28. Rxh6 b4 29. Nh5 bxc3 *", + "Moves": "g1g7 g8f8 h6h8", + "MovesSAN": "Rxg7+ Kf8 Rh8#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "r1b3k1/ppp3pp/2nq4/8/4Q3/3P2P1/P1P1B2P/5RK1 w - - 2 20", + "PGN": "1. e4 e5 2. Nc3 Nf6 3. f4 d6 4. Nf3 Be7 5. fxe5 dxe5 6. Nxe5 Nxe4 7. Nxe4 Qd4 8. d3 Qxe5 9. Qf3 f5 10. Bf4 fxe4 11. Qe3 Qxb2 12. Rc1 O-O 13. Qxe4 Nc6 14. Be2 Qf6 15. O-O Bd6 16. g3 Bxf4 17. Rxf4 Qd6 18. Rxf8+ Qxf8 19. Rf1 Qd6 *", + "Moves": "e4e8 d6f8 f1f8", + "MovesSAN": "Qe8+ Qf8 Rxf8#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "r4r1k/bpp2p2/p2p1N1q/4P3/8/P2B2P1/1P2nPK1/7R w - - 0 28", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Bc5 5. O-O Nf6 6. Re1 d6 7. c3 O-O 8. d4 exd4 9. cxd4 Ba7 10. Bg5 h6 11. Bh4 Bg4 12. a3 Bxf3 13. gxf3 Nxd4 14. Nc3 g5 15. Bg3 Nh5 16. f4 gxf4 17. Qxh5 fxg3 18. hxg3 Qf6 19. Kg2 Ne6 20. Re2 Qg7 21. Nd5 Kh8 22. Rh1 Kh7 23. Bc2 Nd4 24. Bd3 Nxe2 25. e5+ Kg8 26. Nf6+ Kh8 27. Qxh6+ Qxh6 *", + "Moves": "h1h6 h8g7 h6h7", + "MovesSAN": "Rxh6+ Kg7 Rh7#", + "Themes": "hookMate kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "1k6/pp6/3p1pp1/4p3/P3P1p1/1B1Qb1P1/1PP2q2/7K w - - 0 31", + "PGN": "1. e4 d6 2. Nc3 e5 3. h3 f6 4. Nf3 Ne7 5. Bc4 Ng6 6. d3 Nd7 7. Be3 Nb6 8. Bb3 c6 9. Bxb6 Qxb6 10. d4 Nh4 11. Nxh4 Bd7 12. O-O O-O-O 13. d5 cxd5 14. Nxd5 Qc5 15. Nf5 Kb8 16. a4 g6 17. Nfe3 Bh6 18. Ng4 Bg5 19. Qf3 Rhf8 20. g3 h5 21. Nge3 Bxh3 22. Rfd1 Bg4 23. Nxg4 hxg4 24. Qd3 Rh8 25. Kg2 Rh3 26. Rh1 Rdh8 27. Rxh3 Rxh3 28. Rh1 Rxh1 29. Kxh1 Qxf2 30. Ne3 Bxe3 *", + "Moves": "d3d6 b8a8 d6d8", + "MovesSAN": "Qxd6+ Ka8 Qd8#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "3r2k1/2R3p1/1r2p2p/5p1Q/8/q5P1/5P1P/4R1K1 w - - 2 36", + "PGN": "1. d4 d5 2. Nf3 e6 3. g3 Be7 4. Bg2 Nf6 5. O-O O-O 6. c4 c6 7. b3 h6 8. Nbd2 Nbd7 9. Bb2 Bd6 10. Re1 Qe7 11. e4 dxe4 12. Nxe4 Nxe4 13. Rxe4 Nf6 14. Re1 Rd8 15. Qc2 Qc7 16. Rad1 Nd7 17. c5 Be7 18. b4 Bf6 19. Nd2 b6 20. Ne4 Bb7 21. Nxf6+ Nxf6 22. cxb6 axb6 23. a3 Nd5 24. b5 c5 25. dxc5 bxc5 26. Qe2 c4 27. Qg4 f5 28. Qh5 c3 29. Rc1 Qa5 30. Ba1 Qxa3 31. Bxc3 Nxc3 32. Bxb7 Rab8 33. Bc6 Nxb5 34. Bxb5 Rxb5 35. Rc7 Rb6 *", + "Moves": "h5f7 g8h8 f7g7", + "MovesSAN": "Qf7+ Kh8 Qxg7#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "1r4k1/p1p1nppb/2p4p/P1N1P3/2P2PP1/Pr5P/3BP1B1/R1KR4 b - - 4 22", + "PGN": "1. d4 d5 2. c4 e5 3. dxe5 d4 4. Nf3 Bg4 5. Nxd4 Bb4+ 6. Nc3 Nc6 7. Nxc6 Qxd1+ 8. Kxd1 bxc6 9. Bd2 Rd8 10. Kc2 Ne7 11. h3 Bh5 12. g4 Bg6+ 13. Kc1 h6 14. Bg2 Bh7 15. f3 Ng6 16. f4 Ne7 17. Rd1 O-O 18. a3 Ba5 19. b4 Rb8 20. bxa5 Rb3 21. Ne4 Rfb8 22. Nc5 *", + "Moves": "b3b1 a1b1 b8b1", + "MovesSAN": "Rb1+ Rxb1 Rxb1#", + "Themes": "mate mateIn2 middlegame queensideAttack short" + }, + { + "FEN": "7r/Q7/8/8/3np3/3k4/5PP1/6K1 b - - 2 53", + "PGN": "1. e4 c6 2. d4 d5 3. e5 Bf5 4. Ne2 e6 5. Ng3 Bg6 6. h4 h6 7. h5 Bh7 8. Bd3 Bxd3 9. cxd3 Qb6 10. Qg4 Nd7 11. O-O c5 12. dxc5 Nxc5 13. d4 Nd3 14. Be3 Ne7 15. Nc3 Qxb2 16. Na4 Qa3 17. Nc5 Nxc5 18. dxc5 Nc6 19. Rab1 Rb8 20. Rb3 Qxa2 21. Rfb1 Nxe5 22. Qf4 Nc6 23. Rxb7 Qxb1+ 24. Rxb1 Rxb1+ 25. Kh2 Rb7 26. Qa4 Kd7 27. Ne2 Be7 28. Nd4 Rc8 29. Qa6 Rbc7 30. Nb5 Nb4 31. Qa4 Nc6 32. Nxc7 Rxc7 33. Bf4 Rb7 34. Qa6 Rb4 35. Bd6 Bxd6+ 36. cxd6 Kxd6 37. Qc8 d4 38. Qf8+ Ke5 39. Qxf7 d3 40. Qxg7+ Kd5 41. Qxh6 Rb2 42. Qg5+ e5 43. Qg8+ Kd4 44. h6 d2 45. h7 d1=Q 46. h8=Q Rb8 47. Qh4+ Kc3 48. Qgg3+ Qd3 49. Qxd3+ Kxd3 50. Qh7+ e4 51. Qd7+ Nd4 52. Qxa7 Rh8+ 53. Kg1 *", + "Moves": "d4e2 g1f1 h8h1", + "MovesSAN": "Ne2+ Kf1 Rh1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "3r3k/Q3N1bp/5pp1/4p3/8/4B3/PqP2PPP/2R3K1 b - - 1 23", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. Nc3 g6 4. Bb5 Bg7 5. O-O d6 6. d4 cxd4 7. Nxd4 Bd7 8. Nxc6 Bxc6 9. Bxc6+ bxc6 10. Qf3 Nf6 11. e5 dxe5 12. Qxc6+ Nd7 13. Rd1 Rc8 14. Qa4 Rc7 15. Nd5 Rb7 16. Qc6 Qb8 17. Bg5 O-O 18. Nxe7+ Kh8 19. Rxd7 Rxd7 20. Qxd7 f6 21. Be3 Rd8 22. Qxa7 Qxb2 23. Rc1 *", + "Moves": "b2c1 e3c1 d8d1", + "MovesSAN": "Qxc1+ Bxc1 Rd1#", + "Themes": "backRankMate mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "7k/4r1pp/8/pp5n/8/1PPR1P2/P5PP/2K5 w - - 0 34", + "PGN": "1. e4 e5 2. Nf3 d6 3. d4 exd4 4. Nxd4 Be6 5. Nxe6 fxe6 6. Nc3 Nf6 7. f3 Be7 8. Bb5+ Nc6 9. Bxc6+ bxc6 10. Be3 O-O 11. Qd3 Qb8 12. Bc1 e5 13. b3 Kh8 14. Bb2 Rd8 15. O-O-O Qb4 16. Na4 a5 17. Qc3 Qb5 18. Qd3 d5 19. Qxb5 cxb5 20. Nc3 d4 21. Nxb5 c6 22. Ba3 cxb5 23. Bxe7 Re8 24. Bd6 Rad8 25. Bxe5 Rxe5 26. c3 d3 27. Rd2 Re7 28. Rhd1 Red7 29. e5 Nh5 30. e6 Rd6 31. e7 Re8 32. Rxd3 Rxd3 33. Rxd3 Rxe7 *", + "Moves": "d3d8 e7e8 d8e8", + "MovesSAN": "Rd8+ Re8 Rxe8#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "r3r1k1/pb3ppp/1p1qp3/4n3/P2BP1n1/2PB1N1P/2P1QPP1/1R3RK1 b - - 0 16", + "PGN": "1. e4 b6 2. Nf3 Bb7 3. Nc3 e6 4. d4 Bb4 5. Bd3 Nf6 6. Qe2 Bxc3+ 7. bxc3 d6 8. Ba3 c5 9. O-O O-O 10. Rab1 Nc6 11. dxc5 dxc5 12. Bxc5 Re8 13. Be3 Qd6 14. a4 Ne5 15. Bd4 Nfg4 16. h3 *", + "Moves": "e5f3 g2f3 d6h2", + "MovesSAN": "Nxf3+ gxf3 Qh2#", + "Themes": "clearance kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "4r2k/p1p3pp/1p1p4/5q2/3P4/7P/PP1B1PP1/4R1K1 w - - 0 22", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. O-O Bc5 5. c3 O-O 6. Re1 Re8 7. d4 exd4 8. cxd4 Bb4 9. Nbd2 Nxe4 10. Rxe4 Bxd2 11. Rxe8+ Qxe8 12. Bxd2 b6 13. Qb3 Nd8 14. Re1 Qf8 15. h3 d6 16. Ng5 Be6 17. Bxe6 Nxe6 18. Nxe6 fxe6 19. Qxe6+ Kh8 20. Qe7 Qf5 21. Qe8+ Rxe8 *", + "Moves": "e1e8 f5f8 e8f8", + "MovesSAN": "Rxe8+ Qf8 Rxf8#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "r3r1k1/pp2qpB1/3b3p/2n5/2P3R1/1P1p4/P2P1PPP/RN1Q2K1 b - - 0 18", + "PGN": "1. e4 e5 2. Nf3 c6 3. Bc4 d5 4. exd5 cxd5 5. Bb5+ Bd7 6. Bxd7+ Nxd7 7. b3 Ngf6 8. Bb2 d4 9. O-O Bd6 10. Re1 O-O 11. c3 d3 12. c4 e4 13. Ng5 h6 14. Nxe4 Nxe4 15. Rxe4 Nc5 16. Rd4 Qe7 17. Rg4 Rfe8 18. Bxg7 *", + "Moves": "e7e1 d1e1 e8e1", + "MovesSAN": "Qe1+ Qxe1 Rxe1#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "1Q6/4pk2/3p1p2/1p6/2b1PK2/2P2P2/6r1/8 b - - 0 42", + "PGN": "1. e4 c5 2. Nf3 d6 3. Nc3 g6 4. d4 cxd4 5. Nxd4 Bg7 6. Be3 Nc6 7. Bb5 Bd7 8. O-O a6 9. Ba4 b5 10. Bb3 Rc8 11. Nd5 Nf6 12. Nxb5 axb5 13. Bb6 Nxd5 14. Bxd8 Nf4 15. Bb6 Bxb2 16. Rb1 Bg7 17. Qf3 Ne6 18. Be3 O-O 19. Bxe6 Bxe6 20. a3 Ne5 21. Qd1 Rc3 22. Bd4 Rxa3 23. f4 Ng4 24. Bxg7 Kxg7 25. f5 Bc4 26. Rf3 Rxf3 27. gxf3 Ne5 28. Qd4 f6 29. Kf2 Ra8 30. Ra1 Rc8 31. Ra7 Nc6 32. Qb6 Nxa7 33. Qxa7 Kf7 34. h4 Rc5 35. fxg6+ hxg6 36. Qb8 Be6 37. Qh8 Rh5 38. Qb8 Bc4 39. Kg3 g5 40. hxg5 Rxg5+ 41. Kf4 Rg2 42. c3 *", + "Moves": "e7e5 f4e3 g2e2", + "MovesSAN": "e5+ Ke3 Re2#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "4r1k1/2q1rp2/p1R2Qpp/PpP5/1P5P/8/5PP1/3R2K1 b - - 0 36", + "PGN": "1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 Be7 6. e3 O-O 7. Bd3 c6 8. Nge2 Nbd7 9. O-O Re8 10. Rb1 Nf8 11. b4 a6 12. a4 b5 13. Qc2 h6 14. Bh4 N6d7 15. Bxe7 Qxe7 16. Rfc1 Nb6 17. e4 dxe4 18. Nxe4 Bb7 19. Nc5 Ne6 20. a5 Nxc5 21. dxc5 Nd5 22. Nc3 Nxc3 23. Qxc3 Bc8 24. Re1 Be6 25. Bf5 Qd7 26. Rbd1 Qc8 27. Be4 Qc7 28. Rd6 Bd7 29. Qf3 Rac8 30. Red1 Re7 31. h3 g6 32. Qf4 Kg7 33. h4 Rce8 34. Qf6+ Kg8 35. Bxc6 Bxc6 36. Rxc6 *", + "Moves": "e7e1 d1e1 e8e1", + "MovesSAN": "Re1+ Rxe1 Rxe1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "4r2k/5p2/5P1p/1p6/n2R4/P1NB3b/P1P5/BK6 b - - 0 36", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nxd4 5. Qxd4 c5 6. Qd3 Be7 7. Nc3 d6 8. Bf4 Nf6 9. f3 O-O 10. O-O-O Be6 11. g4 Qa5 12. Kb1 c4 13. Qd2 b5 14. Nd5 Qxd2 15. Nxe7+ Kh8 16. Rxd2 a6 17. Bxd6 Rad8 18. Nf5 Ne8 19. e5 g6 20. Ne3 Nc7 21. Be2 Na8 22. Rhd1 Rfe8 23. h3 a5 24. f4 a4 25. f5 gxf5 26. gxf5 Bc8 27. Bb4 Rxd2 28. Rxd2 Nb6 29. Bc3 a3 30. bxa3 Na4 31. Ba1 c3 32. Rd4 Rxe5 33. f6 h6 34. Bd3 Re8 35. Nd1 Bxh3 36. Nxc3 *", + "Moves": "e8e1 c3d1 e1d1", + "MovesSAN": "Re1+ Nd1 Rxd1#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "6k1/4r1pp/b3N1p1/p3P3/3Q4/8/q4PPP/1r2R1K1 w - - 0 28", + "PGN": "1. e4 d5 2. e5 e6 3. d4 c5 4. c3 Nc6 5. Bb5 a6 6. Ba4 b5 7. Bc2 Nge7 8. Nf3 Ng6 9. O-O Be7 10. a4 Bb7 11. b3 bxa4 12. Rxa4 cxd4 13. cxd4 O-O 14. Bxg6 fxg6 15. Nc3 Qb6 16. Be3 a5 17. Ra2 Ba6 18. Re1 Bb4 19. Na4 Qb7 20. Bd2 Bxd2 21. Qxd2 Qxb3 22. Ng5 Nxd4 23. Qxd4 Qxa2 24. Nb6 Rab8 25. Nxe6 Rf7 26. Nxd5 Rb1 27. Ne7+ Rxe7 *", + "Moves": "d4d8 g8f7 e6g5", + "MovesSAN": "Qd8+ Kf7 Ng5#", + "Themes": "fork mate mateIn2 middlegame short" + }, + { + "FEN": "4r1k1/pp3ppp/2qpr3/5NQ1/1P6/2P5/5PPP/2R1R1K1 b - - 7 25", + "PGN": "1. e4 e5 2. c3 d6 3. d4 Nf6 4. dxe5 Nxe4 5. Qd5 Nc5 6. Bc4 Be6 7. Bb5+ c6 8. Bxc6+ Nxc6 9. Qf3 Nxe5 10. Qe3 Be7 11. Ne2 O-O 12. O-O Qc7 13. b4 Ncd3 14. Na3 Nxc1 15. Raxc1 Bxa2 16. Qg3 Bd5 17. Nf4 Nc4 18. Nxd5 Qd7 19. Nxc4 Rac8 20. Qf4 Rfe8 21. Nxe7+ Rxe7 22. Ne3 Rce8 23. Qg5 Re6 24. Rfe1 Qc6 25. Nf5 *", + "Moves": "e6e1 c1e1 e8e1", + "MovesSAN": "Rxe1+ Rxe1 Rxe1#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "6k1/pQ3p1p/1b4p1/3B4/q7/7P/6P1/5K2 w - - 0 33", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd8 4. Nf3 Bd7 5. d4 Bc6 6. Bd3 e6 7. Bd2 Nf6 8. O-O Nd5 9. Nxd5 Bxd5 10. c4 Bxf3 11. Qxf3 c6 12. Bc3 Nd7 13. b3 Nf6 14. Rfe1 Be7 15. d5 cxd5 16. Bxf6 Bxf6 17. Rad1 O-O 18. cxd5 exd5 19. Bf5 Qb6 20. Rxd5 Rad8 21. Red1 Rxd5 22. Rxd5 Rd8 23. h3 Rxd5 24. Qxd5 g6 25. Be4 Bd4 26. Qxb7 Bxf2+ 27. Kf1 Qf6 28. Bf3 Bb6 29. a4 Qa1+ 30. Ke2 Qb2+ 31. Kf1 Qxb3 32. Bd5 Qxa4 *", + "Moves": "b7f7 g8h8 f7f8", + "MovesSAN": "Qxf7+ Kh8 Qf8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "2k1q3/ppp2p2/1b1p2rp/3P1bB1/2PP1P2/8/PP4BP/4R2K w - - 0 24", + "PGN": "1. e4 e5 2. g3 Nc6 3. Bg2 Bc5 4. Ne2 d6 5. Nbc3 Nf6 6. O-O g5 7. d3 Be6 8. Bxg5 Rg8 9. Qd2 Rg6 10. Kh1 Qd7 11. f4 exf4 12. gxf4 Bg4 13. Nd5 Nxd5 14. exd5 Ne7 15. Ng3 O-O-O 16. Rae1 Re8 17. d4 Bb6 18. c4 Nf5 19. Rxe8+ Qxe8 20. Re1 Qg8 21. Nxf5 Bxf5 22. Qe3 h6 23. Qe8+ Qxe8 *", + "Moves": "e1e8 c8d7 e8d8", + "MovesSAN": "Rxe8+ Kd7 Rd8#", + "Themes": "mate mateIn2 middlegame queensideAttack short" + }, + { + "FEN": "k4b1r/ppB1pppp/8/1B3K2/3r4/8/PP3P1P/2R4R b - - 0 19", + "PGN": "1. e4 c6 2. c4 d5 3. exd5 cxd5 4. cxd5 Nf6 5. Nc3 Nxd5 6. Nxd5 Qxd5 7. d4 Nc6 8. Nf3 Bg4 9. Be3 Bxf3 10. Qxf3 Qxf3 11. gxf3 O-O-O 12. Rc1 Kb8 13. Bf4+ Ka8 14. Bb5 Nxd4 15. Bc7 Nxf3+ 16. Ke2 Nd4+ 17. Ke3 Nf5+ 18. Kf4 Rd4+ 19. Kxf5 *", + "Moves": "g7g6 f5g5 f7f6", + "MovesSAN": "g6+ Kg5 f6#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "2k2b1r/ppp3pp/5p2/8/8/1BN1P3/PPK2P1n/3R4 w - - 0 17", + "PGN": "1. d4 d5 2. c4 Nc6 3. Nf3 Bg4 4. Bf4 Bxf3 5. gxf3 dxc4 6. e3 e5 7. dxe5 Qxd1+ 8. Kxd1 O-O-O+ 9. Kc2 Nge7 10. Bxc4 Ng6 11. Bg3 Ncxe5 12. Bxe5 Nxe5 13. Bb3 f6 14. Nc3 Nxf3 15. Rad1 Rxd1 16. Rxd1 Nxh2 *", + "Moves": "b3e6 c8b8 d1d8", + "MovesSAN": "Be6+ Kb8 Rd8#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "5k2/r1q1N1p1/4pnQp/3p2pP/3P4/Bb2PR2/1P3P2/K7 w - - 13 39", + "PGN": "1. d4 e6 2. c4 c6 3. Nc3 d5 4. cxd5 cxd5 5. Nf3 a6 6. e3 Nf6 7. a3 Be7 8. Bd2 Nbd7 9. Bd3 O-O 10. h4 Re8 11. h5 h6 12. Ke2 Nf8 13. Qg1 b5 14. g4 N6h7 15. Bxh7+ Nxh7 16. Qg2 Bd7 17. Rag1 a5 18. Na2 f6 19. g5 fxg5 20. Nh4 Rf8 21. Ng6 Rf7 22. Ne5 Rf5 23. Rh3 b4 24. axb4 axb4 25. Nxb4 Bb5+ 26. Kd1 Ra1+ 27. Kc2 Qc8+ 28. Bc3 Rxg1 29. Qxg1 Bxb4 30. Ng6 Ba4+ 31. Kb1 Rf7 32. Bxb4 Qc2+ 33. Ka1 Ra7 34. Ne7+ Kf7 35. Rf3+ Nf6 36. Ba3 Bb3 37. Qb1 Qc7 38. Qg6+ Kf8 *", + "Moves": "f3f6 g7f6 g6g8", + "MovesSAN": "Rxf6+ gxf6 Qg8#", + "Themes": "mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "2r4k/R2R2pp/5p2/4p3/1r6/8/1P3PPP/6K1 b - - 1 33", + "PGN": "1. e4 Nf6 2. e5 Nd5 3. c4 Nb6 4. a4 d6 5. a5 N6d7 6. exd6 cxd6 7. d4 Nc6 8. Nf3 Nxa5 9. Bd3 Qc7 10. Qa4 Nc6 11. d5 Nb6 12. Qa3 Ne5 13. Nxe5 dxe5 14. O-O e6 15. Qb3 exd5 16. cxd5 Be7 17. Bb5+ Bd7 18. Bxd7+ Qxd7 19. Nc3 O-O 20. Re1 f6 21. d6+ Kh8 22. dxe7 Qxe7 23. Nd5 Nxd5 24. Qxd5 Rfd8 25. Qf3 Qb4 26. Qc3 Qd6 27. Be3 b6 28. Ra4 Rac8 29. Qb4 Qd1 30. Rxa7 Rd6 31. Bxb6 Rxb6 32. Rxd1 Rxb4 33. Rdd7 *", + "Moves": "c8c1 d7d1 c1d1", + "MovesSAN": "Rc1+ Rd1 Rxd1#", + "Themes": "backRankMate endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "r5rk/pb3p1p/4pPpQ/2pqn3/3p4/5R2/6PP/2B1R2K w - - 0 28", + "PGN": "1. e4 e6 2. Nc3 d5 3. d4 Nf6 4. e5 Nfd7 5. f4 c5 6. Nf3 Nc6 7. Bb5 Qb6 8. O-O cxd4 9. Bxc6 dxc3+ 10. Kh1 bxc6 11. bxc3 Be7 12. Qe1 Ba6 13. Rg1 Bc5 14. Nd4 O-O 15. Qg3 Bxd4 16. cxd4 Qxd4 17. Be3 Qe4 18. Rae1 Qxc2 19. Bd4 c5 20. Be3 d4 21. Bc1 Qxa2 22. f5 Qd5 23. f6 g6 24. Qh4 Kh8 25. Qh6 Rg8 26. Rgf1 Bb7 27. Rf3 Nxe5 *", + "Moves": "h6h7 h8h7 f3h3", + "MovesSAN": "Qxh7+ Kxh7 Rh3#", + "Themes": "attraction kingsideAttack mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "2kr3r/p1p3p1/1pn3qp/1QN5/4P1bP/6P1/PPP4P/R1K4R w - - 0 24", + "PGN": "1. e4 e5 2. d3 d5 3. exd5 Qxd5 4. Nf3 Nc6 5. Nc3 Qe6 6. Bd2 Be7 7. Be2 Qg6 8. g3 Bh3 9. Ne4 O-O-O 10. Be3 f5 11. Nc5 e4 12. Nh4 Bxh4 13. gxh4 Qg2 14. Kd2 Qg6 15. Kc1 Nge7 16. Bg5 h6 17. Bf4 Nd5 18. Bg3 f4 19. dxe4 Nc3 20. Qe1 Nxe2+ 21. Qxe2 fxg3 22. fxg3 Bg4 23. Qb5 b6 *", + "Moves": "b5a6 c8b8 a6b7", + "MovesSAN": "Qa6+ Kb8 Qb7#", + "Themes": "mate mateIn2 middlegame queensideAttack short" + }, + { + "FEN": "r2n2k1/1bq2rpp/1p6/3P4/p3Q3/B3P3/PP3PPP/3R2K1 w - - 0 21", + "PGN": "1. d4 d5 2. c4 dxc4 3. e3 e5 4. Nf3 e4 5. Nfd2 Bb4 6. Bxc4 Bxd2+ 7. Bxd2 Nf6 8. Qb3 O-O 9. Bb4 Nc6 10. Bxf7+ Rxf7 11. O-O a5 12. Ba3 a4 13. Qc2 Qd7 14. Nc3 Nd8 15. Nxe4 Nxe4 16. Qxe4 Nc6 17. d5 Nd8 18. Rfd1 b6 19. Rac1 Bb7 20. Rxc7 Qxc7 *", + "Moves": "e4e8 f7f8 e8f8", + "MovesSAN": "Qe8+ Rf8 Qxf8#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "3r3k/2p3p1/1p1p1b1p/p2P1B2/4R2P/P1P3P1/1P2RP1K/5q2 w - - 13 36", + "PGN": "1. d4 e5 2. dxe5 f6 3. exf6 Nxf6 4. c3 Be7 5. Nd2 O-O 6. e3 Nc6 7. Ndf3 b6 8. Be2 Bb7 9. Nh3 d6 10. Nf4 Rc8 11. Ne6 Qe8 12. Nxf8 Qxf8 13. O-O Qf7 14. Nd4 Qg6 15. Bf3 Ne4 16. Qd3 Nxd4 17. exd4 Ba8 18. Re1 Ng5 19. Bxa8 Qxd3 20. Bxg5 Bxg5 21. Be4 Qa6 22. Bc6 Qa5 23. d5 Qc5 24. Re2 a5 25. Rae1 h6 26. g3 Kh7 27. Kg2 Qc4 28. a3 Qb3 29. h4 Bf6 30. Kh2 Qc4 31. Re4 Qd3 32. R1e3 Qb1 33. Re2 Qf1 34. Bd7 Rd8 35. Bf5+ Kh8 *", + "Moves": "e4e8 d8e8 e2e8", + "MovesSAN": "Re8+ Rxe8 Rxe8#", + "Themes": "endgame kingsideAttack mate mateIn2 short" + }, + { + "FEN": "r4r1k/1b3p1p/p2b2p1/4p1QN/P1q5/2P4P/5PP1/R4RK1 w - - 0 25", + "PGN": "1. e4 c5 2. Nf3 e6 3. c3 d5 4. exd5 Qxd5 5. b3 b6 6. Be2 Bb7 7. O-O Nf6 8. a4 Nc6 9. Na3 a6 10. Bc4 Qd8 11. Nc2 Bd6 12. d4 cxd4 13. Ncxd4 Nxd4 14. Nxd4 Qc7 15. h3 O-O 16. Bg5 Ne4 17. Qc1 e5 18. Nf5 Qc6 19. Ne3 Nxg5 20. Nd5 b5 21. Qxg5 bxc4 22. bxc4 Qxc4 23. Nf6+ Kh8 24. Nh5 g6 *", + "Moves": "g5f6 h8g8 f6g7", + "MovesSAN": "Qf6+ Kg8 Qg7#", + "Themes": "fork mate mateIn2 middlegame short" + }, + { + "FEN": "r4r1k/pp4pp/3bQ3/2p5/4N1n1/3P3P/PPP3PR/R1B3K1 b - - 0 18", + "PGN": "1. e4 c5 2. d3 Nc6 3. f4 d5 4. exd5 Qxd5 5. Nf3 Nf6 6. h3 e5 7. Nc3 Qd6 8. fxe5 Nxe5 9. Be2 Nxf3+ 10. Bxf3 Qg3+ 11. Kf1 Bd6 12. Qe2+ Be6 13. Bd5 O-O 14. Bxe6 fxe6 15. Qxe6+ Kh8 16. Kg1 Ng4 17. Ne4 Qh2+ 18. Rxh2 *", + "Moves": "d6h2 g1h1 f8f1", + "MovesSAN": "Bxh2+ Kh1 Rf1#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "rn2k2r/p1q2ppp/4N3/8/P1p3n1/8/1PP1Q1PP/RNBR2K1 b kq - 0 16", + "PGN": "1. e4 c5 2. Bc4 e6 3. d3 d5 4. exd5 exd5 5. Bb3 b5 6. a4 c4 7. dxc4 bxc4 8. Qe2+ Be6 9. Bxc4 dxc4 10. Nf3 Nf6 11. Ng5 Qd7 12. O-O Bc5 13. Rd1 Bxf2+ 14. Kxf2 Ng4+ 15. Kg1 Qc7 16. Nxe6 *", + "Moves": "c7h2 g1f1 h2h1", + "MovesSAN": "Qxh2+ Kf1 Qh1#", + "Themes": "kingsideAttack mate mateIn2 opening short" + }, + { + "FEN": "2r3k1/2r3pp/8/5p2/1RpP4/2P1R1Pq/4Q3/6K1 w - - 0 30", + "PGN": "1. d4 Nf6 2. Nc3 d5 3. Bg5 Bf5 4. Nf3 e6 5. e3 c6 6. Bd3 Bxd3 7. Qxd3 Be7 8. Ne5 Qb6 9. Rb1 O-O 10. O-O Re8 11. Rfe1 c5 12. a3 Nc6 13. Nxc6 Qxc6 14. h3 c4 15. Qd1 b5 16. e4 Nxe4 17. Nxe4 dxe4 18. Bxe7 Rxe7 19. c3 f5 20. Qh5 a5 21. g3 b4 22. axb4 axb4 23. Re3 bxc3 24. bxc3 Qe8 25. Qe2 Rc7 26. Rb4 Rac8 27. f3 Qh5 28. fxe4 Qxh3 29. exf5 exf5 *", + "Moves": "e3e8 c8e8 e2e8", + "MovesSAN": "Re8+ Rxe8 Qxe8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "4k3/8/p1r1prp1/1p2p3/7p/3R1P1P/PPP5/1K1R4 w - - 0 31", + "PGN": "1. e4 c5 2. d4 cxd4 3. Nf3 d5 4. exd5 Nf6 5. Qxd4 Qxd5 6. Nc3 Qxd4 7. Nxd4 a6 8. Bg5 Nbd7 9. Be2 e5 10. Nf5 h6 11. Be3 g6 12. Ng3 Bb4 13. Bc4 Nc5 14. O-O-O Be6 15. Bxc5 Bxc5 16. Bxe6 fxe6 17. Nce4 Be7 18. Nxf6+ Bxf6 19. Ne4 Be7 20. Rhe1 Rc8 21. Kb1 Rf8 22. f3 Rc6 23. Rd3 Rf4 24. Red1 h5 25. g3 Rf5 26. h3 h4 27. g4 Rf4 28. g5 b5 29. Nf6+ Bxf6 30. gxf6 Rxf6 *", + "Moves": "d3d8 e8f7 d1d7", + "MovesSAN": "Rd8+ Kf7 R1d7#", + "Themes": "endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "6k1/pp6/7Q/q3p3/2p1P1pP/1bP5/1K4P1/4BR2 b - - 2 34", + "PGN": "1. d4 Nf6 2. c4 e5 3. d5 c6 4. Bg5 h6 5. Bh4 Qa5+ 6. Nc3 Bb4 7. Kd2 Ne4+ 8. Kd3 Bxc3 9. bxc3 cxd5 10. Qc2 f5 11. e3 dxc4+ 12. Kxc4 d5+ 13. Kb3 Bd7 14. Kb2 Ba4 15. Qc1 Nc6 16. f3 Nd6 17. Rb1 g5 18. Be1 Qc5 19. Ka1 Nc4 20. Bxc4 dxc4 21. Ne2 O-O 22. h4 g4 23. fxg4 fxg4 24. e4 Rf6 25. Ng3 Rd8 26. Nf5 Rd1 27. Qb2 Rxb1+ 28. Qxb1 Na5 29. Rf1 Rb6 30. Qc1 Nb3+ 31. axb3 Bxb3 32. Nxh6+ Rxh6 33. Qxh6 Qa5+ 34. Kb2 *", + "Moves": "a5a2 b2c1 a2c2", + "MovesSAN": "Qa2+ Kc1 Qc2#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "6k1/8/R4KP1/8/8/pr6/8/8 w - - 1 57", + "PGN": "1. d4 e6 2. c4 d6 3. Nc3 Nf6 4. Bg5 Be7 5. Nf3 O-O 6. e3 Nfd7 7. Bxe7 Qxe7 8. Bd3 b6 9. Qc2 g6 10. h4 Bb7 11. e4 c5 12. h5 Nc6 13. hxg6 fxg6 14. a3 cxd4 15. Ne2 Nce5 16. Nexd4 Nxd3+ 17. Qxd3 e5 18. Nb5 Nc5 19. Qxd6 Qxd6 20. Nxd6 Bxe4 21. Nxe4 Nxe4 22. O-O Rfe8 23. Rae1 Nd6 24. Rxe5 Nxc4 25. Rxe8+ Rxe8 26. Nd4 Nxb2 27. f4 Nc4 28. a4 Re4 29. Nc6 a5 30. f5 gxf5 31. Rxf5 Nd6 32. Rf6 Ne8 33. Rh6 Kg7 34. Rh3 Rxa4 35. Nd8 Re4 36. Nc6 Nf6 37. Rb3 Nd5 38. Rb5 Rc4 39. Nxa5 bxa5 40. Rxd5 a4 41. Ra5 Kf6 42. Kh2 h5 43. g3 Kg6 44. Kh3 Rg4 45. Ra6+ Kf7 46. Ra5 Rb4 47. Rxh5 a3 48. Ra5 Rb3 49. Kh4 Ke6 50. g4 Kf6 51. Ra6+ Kg7 52. g5 Kh7 53. Kg4 Rb4+ 54. Kf5 Rb5+ 55. Kf6 Rb3 56. g6+ Kg8 *", + "Moves": "a6a8 b3b8 a8b8", + "MovesSAN": "Ra8+ Rb8 Rxb8#", + "Themes": "endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "6k1/5pnp/4r3/3p2Q1/1p2p3/1q5P/1P3PP1/2R3K1 w - - 0 27", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Nc3 d6 5. d3 Na5 6. Bb5+ c6 7. Ba4 b5 8. Bb3 b4 9. Ne2 Nxb3 10. axb3 Bg4 11. Ng3 Be7 12. h3 Bxf3 13. Qxf3 O-O 14. Be3 d5 15. exd5 cxd5 16. O-O Re8 17. Rxa7 Rxa7 18. Bxa7 Qc7 19. Be3 Qxc2 20. Rc1 Qxd3 21. Nf5 e4 22. Nxe7+ Rxe7 23. Qf5 Qxb3 24. Bh6 Ne8 25. Qg5 Re6 26. Bxg7 Nxg7 *", + "Moves": "c1c8 e6e8 c8e8", + "MovesSAN": "Rc8+ Re8 Rxe8#", + "Themes": "endgame mate mateIn2 pin short" + }, + { + "FEN": "5r1k/pp4p1/3qB2p/3P4/7r/1P3P2/P3QP1P/R3R1K1 b - - 0 26", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. c3 Nf6 4. Bd3 d5 5. exd5 Nxd5 6. O-O Bd6 7. Bc4 Be6 8. d4 e4 9. Ng5 O-O 10. Qh5 Nf6 11. Nxe6 fxe6 12. Bxe6+ Kh8 13. Qe2 Qe7 14. d5 Ne5 15. Bg5 h6 16. Bxf6 Rxf6 17. Qxe4 c6 18. c4 Raf8 19. Nc3 Rf4 20. Qe2 Qg5 21. Ne4 Qe7 22. Nxd6 Qxd6 23. b3 cxd5 24. cxd5 Rh4 25. Rfe1 Nf3+ 26. gxf3 *", + "Moves": "d6h2 g1f1 h2h1", + "MovesSAN": "Qxh2+ Kf1 Qh1#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "4r1kr/p1p2pp1/7p/3Q2b1/8/3P1PRq/PPP1NP2/R3K3 b Q - 4 20", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 4. Bxc6+ bxc6 5. Nc3 Bg4 6. d3 Nf6 7. Bg5 Be7 8. h3 Bh5 9. Qd2 Bxf3 10. gxf3 h6 11. Bh4 Qd7 12. Rg1 Qxh3 13. Bxf6 Bxf6 14. Qe3 Bg5 15. Qe2 d5 16. exd5 cxd5 17. Qxe5+ Kf8 18. Qxd5 Re8+ 19. Ne2 Kg8 20. Rg3 *", + "Moves": "h3h1 g3g1 h1g1", + "MovesSAN": "Qh1+ Rg1 Qxg1#", + "Themes": "mate mateIn2 middlegame pin short" + }, + { + "FEN": "3r2k1/4bppp/p7/2p1P3/2P1QP2/P2B4/2R1K3/6q1 w - - 5 41", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. e5 d6 4. exd6 exd6 5. Bb5 Bd7 6. O-O Nf6 7. d3 Be7 8. Ng5 O-O 9. c3 a6 10. Ba4 b5 11. Bc2 Ng4 12. Nh3 Nge5 13. a3 Bxh3 14. gxh3 Qd7 15. Qh5 Ng6 16. c4 Rae8 17. b3 Bf6 18. Ra2 Re5 19. Qd1 Qxh3 20. f4 Rh5 21. Qe2 Nd4 22. Qg2 Qf5 23. Nc3 Re8 24. Ne4 Nh4 25. Qh1 Ne2+ 26. Kf2 Nd4 27. Ke3 d5 28. Kd2 dxe4 29. dxe4 Qd7 30. Bd3 Nhf3+ 31. Rxf3 Nxf3+ 32. Qxf3 Rd8 33. Kc2 Rxh2+ 34. Bd2 Rxd2+ 35. Kxd2 Bd4 36. Rc2 bxc4 37. bxc4 Bf6 38. e5 Be7 39. Ke2 Qd4 40. Qe4 Qg1 *", + "Moves": "e4h7 g8f8 h7h8", + "MovesSAN": "Qxh7+ Kf8 Qh8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "1r3r1k/8/1p5p/p3q3/P1PnB3/3P4/1K1Q1p2/2R5 w - - 0 38", + "PGN": "1. e4 d5 2. f3 dxe4 3. fxe4 e5 4. Nf3 Bg4 5. Be2 Bc5 6. b4 Bb6 7. c4 Bxf3 8. Bxf3 Bd4 9. Nc3 Qh4+ 10. g3 Qh3 11. Qe2 Nc6 12. a3 Nge7 13. Bg2 Qd7 14. Bb2 O-O 15. O-O-O b6 16. Nd5 a5 17. b5 Bxb2+ 18. Kxb2 Nd4 19. Nxe7+ Qxe7 20. Qg4 Qc5 21. d3 c6 22. bxc6 Qxc6 23. Rc1 Qa4 24. Rc3 Rab8 25. Qd1 Qc6 26. a4 Qc5 27. Rb3 f5 28. Rf1 f4 29. gxf4 exf4 30. e5 Qxe5 31. Bd5+ Kh8 32. Be4 f3 33. Rc3 f2 34. Qd2 Qxh2 35. Rcc1 h6 36. Rh1 Qe5 37. Rxh6+ gxh6 *", + "Moves": "d2h6 h8g8 h6h7", + "MovesSAN": "Qxh6+ Kg8 Qh7#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "7k/3p1p1P/4p1p1/4P3/5K2/Pr3B1R/1r3q2/2R5 w - - 8 40", + "PGN": "1. e4 c5 2. Nf3 Nf6 3. e5 Nd5 4. c4 Nc7 5. d4 cxd4 6. Qxd4 Nc6 7. Qd1 e6 8. a3 Be7 9. b4 a6 10. b5 axb5 11. cxb5 Na5 12. Nc3 b6 13. Na4 Nd5 14. Be3 Bb7 15. Qxd5 Bxd5 16. Bxb6 Qc8 17. Bd3 Qb7 18. h4 O-O 19. Ng5 h6 20. Bh7+ Kh8 21. Be3 Nc4 22. Nc5 Qxb5 23. Bd3 Qc6 24. Nce4 Bxe4 25. Bxe4 Qa6 26. O-O Nxe3 27. fxe3 hxg5 28. hxg5 Bxg5 29. Rf3 Rab8 30. Rh3+ Bh6 31. g4 Kg8 32. g5 Qe2 33. gxh6 g6 34. h7+ Kh8 35. Bf3 Qxe3+ 36. Kg2 Rb2+ 37. Kg3 Qf2+ 38. Kf4 Rfb8 39. Rc1 R8b3 *", + "Moves": "c1c8 h8g7 h7h8q", + "MovesSAN": "Rc8+ Kg7 h8=Q#", + "Themes": "advancedPawn endgame mate mateIn2 promotion short" + }, + { + "FEN": "3rkbnr/ppp2ppp/8/4N3/2P3b1/P1N1P3/1P2pPPP/R1B1K2R b KQk - 1 10", + "PGN": "1. d4 d5 2. c4 e5 3. dxe5 d4 4. a3 Nc6 5. Nf3 Bg4 6. e3 Nxe5 7. Be2 d3 8. Nxe5 dxe2 9. Qxd8+ Rxd8 10. Nc3 *", + "Moves": "d8d1 c3d1 e2d1q", + "MovesSAN": "Rd1+ Nxd1 exd1=Q#", + "Themes": "advancedPawn mate mateIn2 middlegame promotion short" + }, + { + "FEN": "2k3r1/5Q2/1p1q4/p2R4/P3p3/1PP3P1/8/4R1K1 b - - 0 32", + "PGN": "1. d4 e6 2. e4 d5 3. e5 c5 4. Be3 Nc6 5. Nf3 b6 6. Bb5 Bd7 7. c3 a6 8. Bxc6 Bxc6 9. O-O Bb5 10. Re1 Be7 11. a4 Bd7 12. b3 a5 13. Na3 Nh6 14. Bxh6 gxh6 15. Qd2 Bf8 16. dxc5 Bxc5 17. Qxh6 Qe7 18. Qg7 O-O-O 19. Nd4 Rdg8 20. Qh6 Rg6 21. Qf4 Rhg8 22. g3 h5 23. Nab5 Bxb5 24. Nxb5 Rg4 25. Qf3 h4 26. Nd6+ Bxd6 27. exd6 Qxd6 28. Qxf7 e5 29. Rad1 hxg3 30. hxg3 e4 31. Rxd5 Rxg3+ 32. fxg3 *", + "Moves": "d6g3 g1f1 g3g2", + "MovesSAN": "Qxg3+ Kf1 Qg2#", + "Themes": "endgame fork mate mateIn2 short" + }, + { + "FEN": "1r4rk/6p1/2p3Qp/p6P/2Pp2P1/PB2q3/KP6/3R1R2 b - - 1 37", + "PGN": "1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Bb4 6. a3 Ba5 7. Nxc6 bxc6 8. Bd2 Nf6 9. f3 e5 10. Bc4 O-O 11. Qe2 Bb6 12. O-O-O Ba6 13. Bxa6 Ba5 14. Bc4 Rb8 15. Bb3 Qb6 16. Na4 Qc7 17. Bxa5 Qxa5 18. Nc3 Qb6 19. h4 a5 20. Na4 Qb7 21. h5 h6 22. g4 Nh7 23. Rdg1 Kh8 24. Qe3 f6 25. f4 exf4 26. Qxf4 Ng5 27. Rd1 Rfd8 28. e5 fxe5 29. Qxe5 d5 30. Nc5 Qf7 31. Rhf1 Qa7 32. Ne6 Nxe6 33. Qxe6 Re8 34. Qg6 Qe3+ 35. Kb1 Rg8 36. c4 d4 37. Ka2 *", + "Moves": "e3b3 a2a1 b3b2", + "MovesSAN": "Qxb3+ Ka1 Qxb2#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "2r2r1k/p2R4/4Q2p/1p6/8/4P1P1/5qPP/3R3K b - - 2 30", + "PGN": "1. d4 Nf6 2. c4 e6 3. Bg5 h6 4. Bh4 c5 5. Nf3 Qa5+ 6. Nc3 cxd4 7. Nxd4 Ne4 8. Qc2 Nxc3 9. bxc3 Nc6 10. Nb3 Qc7 11. Bg3 Bd6 12. e3 Bxg3 13. fxg3 O-O 14. Bd3 Ne5 15. Be2 b6 16. O-O Bb7 17. Rad1 Nxc4 18. Bxc4 Qxc4 19. Rxd7 Qc6 20. Rfd1 b5 21. Qf2 Rac8 22. Na5 Qxc3 23. Nxb7 Qc6 24. Qf3 Qc2 25. Nd6 Qxa2 26. Nxf7 Qb2 27. Nxh6+ gxh6 28. Qg4+ Kh8 29. Qxe6 Qf2+ 30. Kh1 *", + "Moves": "f2f1 d1f1 f8f1", + "MovesSAN": "Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame mate mateIn2 sacrifice short" + }, + { + "FEN": "2b3rk/5p1n/p3qP1B/1p2p3/3pP2P/3B2Q1/2P4K/5R2 w - - 1 35", + "PGN": "1. e4 c5 2. Nf3 a6 3. d4 cxd4 4. Nxd4 e5 5. Nf5 d5 6. Ne3 d4 7. Nd5 Nf6 8. Bg5 Nbd7 9. Bd3 h6 10. Nxf6+ Nxf6 11. Bd2 b5 12. O-O Bd6 13. f4 O-O 14. f5 Qb6 15. Qf3 Ra7 16. Qh3 Bc5 17. Rf3 Nh7 18. Qg4 Qf6 19. h4 Re7 20. Na3 Kh8 21. Raf1 Rg8 22. Qh5 Qd6 23. Rg3 Nf6 24. Qf3 Bxa3 25. bxa3 Qxa3 26. Rh3 Qxa2 27. g4 Qa3 28. g5 Nh7 29. gxh6 gxh6+ 30. Kh2 Qd6 31. Rg3 Ree8 32. f6 Qe6 33. Bxh6 Rxg3 34. Qxg3 Rg8 *", + "Moves": "h6g7 g8g7 g3g7", + "MovesSAN": "Bg7+ Rxg7 Qxg7#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "6rk/p7/1p2Qp2/7K/7R/5P2/PP5q/8 b - - 1 30", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Nf3 Bb4 5. e3 c5 6. Bd3 cxd4 7. exd4 dxc4 8. Bxc4 Nc6 9. Bg5 O-O 10. O-O h6 11. Bh4 b6 12. Rc1 Bb7 13. Re1 Qe7 14. Nd5 Qd8 15. Bxf6 gxf6 16. Nxb4 Nxb4 17. Qd2 Rc8 18. Qxb4 Bxf3 19. gxf3 Qxd4 20. Re4 Qd8 21. Rxe6 Rxc4 22. Qxc4 fxe6 23. Qxe6+ Kh8 24. Rc4 h5 25. Kg2 Qd3 26. Rf4 Rg8+ 27. Kh3 Qf1+ 28. Kh4 Qxf2+ 29. Kxh5 Qxh2+ 30. Rh4 *", + "Moves": "g8g5 h5h6 h2h4", + "MovesSAN": "Rg5+ Kh6 Qxh4#", + "Themes": "deflection endgame mate mateIn2 short" + }, + { + "FEN": "8/1bQ2qpk/4p2p/4B3/3p4/7P/PPP3P1/7K b - - 1 29", + "PGN": "1. e4 c5 2. Nc3 d6 3. f4 Nf6 4. Nf3 Nc6 5. e5 dxe5 6. fxe5 Nd5 7. Bb5 e6 8. Bxc6+ bxc6 9. O-O Be7 10. d4 cxd4 11. Nxd4 Bc5 12. Kh1 Bxd4 13. Qxd4 O-O 14. Nxd5 cxd5 15. Qg4 f5 16. exf6 Rxf6 17. Bg5 Rxf1+ 18. Rxf1 Qc7 19. Bf4 Qe7 20. Be5 Ba6 21. Rf2 Rf8 22. Rxf8+ Kxf8 23. h3 Qf7 24. Bd6+ Kg8 25. Qa4 Bb7 26. Qxa7 h6 27. Qb8+ Kh7 28. Be5 d4 29. Qc7 *", + "Moves": "f7f1 h1h2 f1g2", + "MovesSAN": "Qf1+ Kh2 Qxg2#", + "Themes": "endgame master mate mateIn2 short" + }, + { + "FEN": "5k2/p4p2/4pNp1/3rP1R1/5n2/8/PPP5/2K5 b - - 6 34", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Bb5 Bg7 6. Nc3 Nxd4 7. Bd3 d6 8. f4 Nf6 9. Be3 Ng4 10. Bg1 Nc6 11. h3 Nf6 12. Qf3 e6 13. g4 Nd4 14. Bxd4 Bd7 15. O-O-O Rc8 16. e5 Bc6 17. Bb5 dxe5 18. Bxe5 Qb6 19. Bxc6+ Qxc6 20. Qxc6+ Rxc6 21. Rd3 O-O 22. Rg3 h5 23. gxh5 Nxh5 24. Rg5 Bxe5 25. fxe5 Nf4 26. h4 Kg7 27. h5 Rh8 28. Ne4 Rxh5 29. Rhxh5 Nxh5 30. Nd6 Rc5 31. Nxb7 Rd5 32. Nd6 Nf4 33. Ne8+ Kf8 34. Nf6 *", + "Moves": "f4e2 c1b1 d5d1", + "MovesSAN": "Ne2+ Kb1 Rd1#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "1k1r1b1r/pp3ppp/1n2p3/4P3/6Q1/4BN2/PP3PPP/3R2K1 b - - 0 19", + "PGN": "1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. d4 cxd4 5. cxd4 e6 6. Nf3 d6 7. Bc4 Nb6 8. Bd3 Bd7 9. O-O Bc6 10. Nc3 N8d7 11. Ne4 dxe5 12. dxe5 Bxe4 13. Bxe4 Nc5 14. Qe2 Nxe4 15. Qxe4 Qd5 16. Qg4 O-O-O 17. Be3 Kb8 18. Rfd1 Qxd1+ 19. Rxd1 *", + "Moves": "d8d1 f3e1 d1e1", + "MovesSAN": "Rxd1+ Ne1 Rxe1#", + "Themes": "backRankMate master mate mateIn2 middlegame short" + }, + { + "FEN": "4r3/5p2/1p4pk/p1pN4/2P2P2/1P2Pnq1/P5Q1/5R1K b - - 3 35", + "PGN": "1. d4 Nf6 2. Nd2 g6 3. g3 d6 4. Bg2 Bg7 5. e3 O-O 6. Ne2 c6 7. b3 Qc7 8. Ba3 b6 9. c4 Bb7 10. Qc2 a5 11. O-O Nbd7 12. Nf4 Rfe8 13. Rac1 e5 14. dxe5 dxe5 15. Nd3 c5 16. Bb2 Bxg2 17. Kxg2 h5 18. Nf3 Ng4 19. h3 e4 20. hxg4 exf3+ 21. Kxf3 hxg4+ 22. Kxg4 Nf6+ 23. Kh3 Qd7+ 24. Kg2 Ng4 25. Nf4 Qc6+ 26. Kg1 Rad8 27. Rcd1 Rxd1 28. Rxd1 Qf3 29. Rf1 Ne5 30. Nd5 Qg4 31. f4 Qxg3+ 32. Kh1 Nf3 33. Bxg7 Kxg7 34. Qb2+ Kh6 35. Qg2 *", + "Moves": "g3h4 g2h3 h4h3", + "MovesSAN": "Qh4+ Qh3 Qxh3#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "8/1p2P3/p1p2k1K/3p1P2/3P4/P1P1R3/1P4r1/8 b - - 0 52", + "PGN": "1. e4 e6 2. Nf3 d5 3. exd5 exd5 4. d4 Nf6 5. Be2 Bd6 6. O-O O-O 7. Bg5 h6 8. Bh4 c6 9. c3 Re8 10. Re1 Nbd7 11. Nbd2 Qc7 12. Bg3 Bxg3 13. hxg3 Nf8 14. Ne5 Bf5 15. Ndf3 Ng6 16. Bd3 Bxd3 17. Qxd3 Nxe5 18. Nxe5 Nd7 19. f4 Nxe5 20. fxe5 Re6 21. Qf5 Rae8 22. Rf1 R8e7 23. Rae1 Qb6 24. Qf2 Qa5 25. a3 Rg6 26. Re2 Qc7 27. Rfe1 a6 28. Qf3 Qd7 29. Re3 Qg4 30. Qxg4 Rxg4 31. Kh2 Re6 32. Kh3 Rg5 33. g4 Reg6 34. Rg3 Re6 35. Ree3 Kf8 36. Kh4 Ke7 37. Rgf3 Reg6 38. Rf4 Re6 39. Kh3 Kf8 40. g3 f5 41. Rxf5+ Rxf5 42. gxf5 Re8 43. g4 Kf7 44. Kh4 Re7 45. Kh5 Re8 46. g5 hxg5 47. Kxg5 Rh8 48. e6+ Ke7 49. Kg6 Rh2 50. Kxg7 Rg2+ 51. Kh6 Kf6 52. e7 *", + "Moves": "g2h2 e3h3 h2h3", + "MovesSAN": "Rh2+ Rh3 Rxh3#", + "Themes": "endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "3rr3/1p4kp/pq3pp1/6N1/2Q2P2/1P4K1/P5PP/R7 w - - 1 27", + "PGN": "1. d4 d6 2. e3 g6 3. Bd3 Bg7 4. f4 Nd7 5. c3 c5 6. Nf3 cxd4 7. cxd4 a6 8. b3 e5 9. Nbd2 exd4 10. Bb2 Ngf6 11. Bxd4 O-O 12. O-O Nc5 13. Qc2 Nxd3 14. Qxd3 Re8 15. Kf2 Bf5 16. Bxf6 Bxf6 17. e4 Bxa1 18. Rxa1 Be6 19. Nc4 d5 20. Nce5 Qb6+ 21. Kg3 dxe4 22. Qxe4 Rad8 23. Ng5 Bd5 24. Qe2 f6 25. Nc4 Bxc4 26. Qxc4+ Kg7 *", + "Moves": "c4f7 g7h6 f7h7", + "MovesSAN": "Qf7+ Kh6 Qxh7#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r2qkb1r/ppp2ppp/2np1n2/8/2BpP3/1QP2b2/PP3PPP/RNB2K1R w kq - 0 8", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 d6 5. c3 Bg4 6. Kf1 Nf6 7. Qb3 Bxf3 *", + "Moves": "c4f7 e8d7 b3e6", + "MovesSAN": "Bxf7+ Kd7 Qe6#", + "Themes": "attackingF2F7 mate mateIn2 opening short" + }, + { + "FEN": "5k2/5ppp/8/p7/3p4/6B1/P2q2PP/4R2K w - - 0 31", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nxc6 bxc6 6. Nc3 Be7 7. f4 exf4 8. Bxf4 Nf6 9. Bd3 O-O 10. O-O a5 11. Kh1 d6 12. Qf3 Ba6 13. Rad1 Bxd3 14. cxd3 Qb6 15. Rd2 Rad8 16. d4 c5 17. e5 cxd4 18. exf6 dxc3 19. fxe7 cxd2 20. exf8=Q+ Rxf8 21. Bxd2 Qxb2 22. Bf4 Qb6 23. Qb3 Qc6 24. Rc1 Qd7 25. Qc4 d5 26. Qc7 Qg4 27. Bg3 d4 28. Qd6 Qg5 29. Re1 Qd2 30. Qxf8+ Kxf8 *", + "Moves": "g3d6 f8g8 e1e8", + "MovesSAN": "Bd6+ Kg8 Re8#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "8/R7/1p4k1/1P2B1p1/P2P3P/6K1/2r5/4n3 b - - 0 41", + "PGN": "1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 Nc6 5. Nf3 Bf5 6. Be2 cxd4 7. cxd4 Bxb1 8. Rxb1 e6 9. O-O Nf6 10. Bg5 Ne4 11. Be3 Bd6 12. Qa4 O-O 13. b4 Rfd8 14. b5 Ne7 15. Rfc1 Qf5 16. h3 Nd5 17. Bd3 Qg6 18. Qc2 f5 19. Bxe4 fxe4 20. Ng5 Nf6 21. Nxe6 Re8 22. Nf4 Bxf4 23. Bxf4 Nd5 24. Qb3 Rad8 25. Be5 Kh8 26. Qg3 e3 27. Qxg6 exf2+ 28. Kxf2 hxg6 29. Rb3 Rc8 30. Rxc8 Rxc8 31. Rb2 Rc3 32. Kg1 Kh7 33. Kh2 b6 34. a4 Kh6 35. Rf2 g5 36. Rf7 Rc2 37. Bxg7+ Kg6 38. Rxa7 Ne3 39. Kg3 Nxg2 40. Be5 Ne1 41. h4 *", + "Moves": "c2g2 g3h3 g5g4", + "MovesSAN": "Rg2+ Kh3 g4#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "1k6/pp6/6n1/PP2p1p1/2R1PpP1/B4P2/4K1Br/r7 w - - 2 33", + "PGN": "1. Nf3 d6 2. g3 e5 3. e4 h6 4. d3 Be6 5. Bg2 c6 6. O-O Nd7 7. c3 Qb6 8. Nbd2 Ne7 9. b4 g5 10. a4 f5 11. a5 Qc7 12. d4 f4 13. dxe5 Nxe5 14. Nxe5 dxe5 15. Qh5+ Bf7 16. Qe2 O-O-O 17. c4 h5 18. h3 Be6 19. g4 hxg4 20. hxg4 Rh4 21. f3 Ng6 22. b5 Bc5+ 23. Rf2 Bxf2+ 24. Kxf2 cxb5 25. cxb5 Qc5+ 26. Kf1 Rh2 27. Ba3 Qd4 28. Rc1+ Kb8 29. Nc4 Bxc4 30. Rxc4 Qd1+ 31. Qxd1 Rxd1+ 32. Ke2 Ra1 *", + "Moves": "a3d6 b8a8 c4c8", + "MovesSAN": "Bd6+ Ka8 Rc8#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "6k1/p4pnN/4p2K/8/5rP1/8/8/2R5 w - - 1 46", + "PGN": "1. c4 c5 2. g3 Nc6 3. Bg2 b6 4. b3 Bb7 5. Bb2 Qc7 6. e3 Nb4 7. d3 Bxg2 8. a3 Nc6 9. Qg4 Nf6 10. Bxf6 exf6 11. f3 Bxh1 12. Kf2 Bd6 13. Nc3 Be5 14. Rc1 Bxc3 15. Rxc3 O-O 16. Rc1 Na5 17. Rc3 Qc6 18. Nh3 Rfe8 19. e4 Qe6 20. Qxe6 dxe6 21. b4 cxb4 22. axb4 Nb7 23. Rc1 Red8 24. Rxh1 Rxd3 25. Rc1 Rc8 26. Nf4 Rd4 27. c5 bxc5 28. bxc5 Rxc5 29. Rb1 Rd7 30. g4 Nd6 31. Kg3 Nb5 32. h4 g5 33. Nh5 gxh4+ 34. Kxh4 Rd3 35. Nxf6+ Kg7 36. Nh5+ Kf8 37. f4 Rd4 38. e5 Rxf4 39. Nxf4 Rxe5 40. Rc1 Re4 41. Nh5 Nd6 42. Nf6 Nf5+ 43. Kh5 Ng7+ 44. Kh6 Rf4 45. Nxh7+ Kg8 *", + "Moves": "c1c8 g7e8 c8e8", + "MovesSAN": "Rc8+ Ne8 Rxe8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "3Q4/p5qk/1p2p2p/2p2p2/4n2N/2P1P1PP/5RK1/8 b - - 0 39", + "PGN": "1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Nc3 Bb4 5. Bg5 O-O 6. e3 Nbd7 7. Bd3 h6 8. Bh4 dxc4 9. Bxc4 b6 10. O-O Bb7 11. Rc1 g5 12. Bg3 Nh5 13. Be5 g4 14. Nd2 Nxe5 15. dxe5 Qg5 16. Be2 Rfd8 17. Qc2 Qxe5 18. Bxg4 Qg7 19. Bh3 Bxc3 20. bxc3 Nf6 21. g3 Qg5 22. Bg2 Bxg2 23. Kxg2 Qd5+ 24. Nf3 Qb7 25. Rfd1 c5 26. Qe2 Rxd1 27. Rxd1 Ne4 28. Rc1 Rd8 29. h3 Kg7 30. Kh2 f6 31. Nh4 Rd2 32. Qg4+ Ng5 33. Rf1 f5 34. Qf4 Rxa2 35. Qe5+ Kh7 36. Qf6 Qg7 37. Qd8 Ne4 38. Kg2 Rxf2+ 39. Rxf2 *", + "Moves": "g7g3 g2f1 g3f2", + "MovesSAN": "Qxg3+ Kf1 Qxf2#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "6k1/p2R1pp1/1br4p/1q6/1r4P1/1P3P2/KPQ4P/3R4 w - - 0 33", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nxc6 bxc6 6. f3 Bb4+ 7. c3 Ba5 8. Bg5 h6 9. Bxf6 Qxf6 10. Nd2 O-O 11. Qc2 d5 12. Bd3 Re8 13. O-O-O Rb8 14. Rhf1 Be6 15. g4 Rb7 16. exd5 Bxd5 17. Nb3 Qf4+ 18. Kb1 Bb6 19. c4 Be6 20. c5 Bxb3 21. axb3 Ba5 22. Be4 Reb8 23. Rd3 Qe5 24. Bxc6 Rb4 25. Be4 c6 26. Rfd1 Qe6 27. Bxc6 Qxc6 28. Rd6 Qe8 29. R6d3 Qb5 30. c6 Rc8 31. Ka2 Bb6 32. Rd7 Rxc6 *", + "Moves": "d7d8 b6d8 d1d8", + "MovesSAN": "Rd8+ Bxd8 Rxd8#", + "Themes": "mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "4r1k1/1p2rpp1/1R6/3q4/6Q1/6P1/5P1P/1R4K1 b - - 2 31", + "PGN": "1. e4 e6 2. Nf3 d5 3. exd5 exd5 4. c4 Nf6 5. cxd5 Nxd5 6. Bc4 Be6 7. O-O Be7 8. Ne5 O-O 9. Nc3 Bf6 10. Nxd5 Bxd5 11. Bxd5 Qxd5 12. d4 Nc6 13. Nxc6 Qxc6 14. Be3 Rad8 15. Rc1 Qd7 16. Qd3 c6 17. a4 a6 18. b4 Rfe8 19. b5 axb5 20. axb5 cxb5 21. Rb1 Bxd4 22. Bxd4 Qxd4 23. Qxb5 Rb8 24. Rb4 Qd6 25. Rfb1 h6 26. Qh5 Qe6 27. g3 Qc6 28. Qg4 Re7 29. Rb6 Qd5 30. Rxh6 Rbe8 31. Rhb6 *", + "Moves": "e7e1 b1e1 e8e1", + "MovesSAN": "Re1+ Rxe1 Rxe1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "4r1k1/ppp2p1p/4r1p1/8/3P4/2P5/PP1BnKPP/R3R3 b - - 4 20", + "PGN": "1. e4 e5 2. Nc3 Nf6 3. f4 d5 4. Nf3 Nxe4 5. Nxe4 dxe4 6. Nxe5 Bd6 7. Qe2 Bxe5 8. Qxe4 O-O 9. fxe5 Nc6 10. Bd3 g6 11. O-O Re8 12. Qf4 Qd4+ 13. Qxd4 Nxd4 14. Bc4 Be6 15. Bxe6 Rxe6 16. c3 Ne2+ 17. Kf2 Rxe5 18. d4 Re6 19. Re1 Rae8 20. Bd2 *", + "Moves": "e6f6 d2f4 f6f4", + "MovesSAN": "Rf6+ Bf4 Rxf4#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "5Q2/5pnk/p4B2/1p2PqPp/1P5K/P5PP/8/8 b - - 0 42", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Nf3 b6 6. Be2 Bb7 7. O-O Ne4 8. Nxe4 Bxe4 9. Ne5 d6 10. Bf3 Bxf3 11. Qxf3 d5 12. cxd5 exd5 13. Nd3 Bd6 14. a3 c6 15. b4 a6 16. Bb2 Nd7 17. Rac1 Qc7 18. h3 Rfe8 19. Rfe1 Rac8 20. e4 dxe4 21. Rxe4 Rxe4 22. Qxe4 Nf6 23. Qf3 Qd7 24. Ne5 Qe8 25. Rxc6 Bxe5 26. Rxc8 Qxc8 27. dxe5 Ne8 28. Qc3 Qe6 29. Qd4 h5 30. Qd8 g6 31. Bd4 b5 32. f4 Kf8 33. Bc5+ Kg7 34. Kh2 Qc6 35. Qe7 Qe6 36. Qf8+ Kh7 37. Be7 Qf5 38. Kg3 Qd3+ 39. Kh4 Qf5 40. g3 Ng7 41. Bf6 g5+ 42. fxg5 *", + "Moves": "f5e4 g3g4 e4e1", + "MovesSAN": "Qe4+ g4 Qe1#", + "Themes": "endgame master mate mateIn2 short" + }, + { + "FEN": "r5k1/2pn2b1/3p1qQ1/p3p1N1/1np1P3/2N5/PPP2P2/2K4R w - - 3 24", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nc3 Nc6 4. Bc4 Be7 5. d3 O-O 6. Be3 d6 7. h3 Be6 8. Qd2 Bxc4 9. dxc4 Nh5 10. O-O-O a5 11. g4 Nf6 12. Rdg1 b5 13. h4 bxc4 14. h5 Nb4 15. g5 Nd7 16. g6 fxg6 17. hxg6 hxg6 18. Rxg6 Bf6 19. Bh6 Rf7 20. Bxg7 Rxg7 21. Qh6 Rxg6 22. Qxg6+ Bg7 23. Ng5 Qf6 *", + "Moves": "h1h8 g8h8 g6h7", + "MovesSAN": "Rh8+ Kxh8 Qh7#", + "Themes": "attraction kingsideAttack mate mateIn2 middlegame pin sacrifice short" + }, + { + "FEN": "8/5p1k/6p1/7p/5q2/P1Q5/3r2PP/4R1K1 b - - 3 38", + "PGN": "1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. Nf3 Bg7 6. e4 Nxc3 7. bxc3 c5 8. Be2 cxd4 9. cxd4 Nc6 10. Be3 O-O 11. O-O Bg4 12. d5 Bxf3 13. Bxf3 Na5 14. Rb1 b6 15. Bg4 Qd6 16. f4 Rad8 17. Bf3 Rc8 18. e5 Qa3 19. Qe2 Rc3 20. Bd4 Rc4 21. Ba1 Rfc8 22. Be4 Qa4 23. Rfe1 b5 24. d6 exd6 25. exd6 Bxa1 26. Rxa1 Rd4 27. Rad1 Rd8 28. Rxd4 Qxd4+ 29. Kh1 Rxd6 30. Qxb5 Qxe4 31. Qxa5 Qxf4 32. Qxa7 Rd2 33. Qa3 Kg7 34. Qc3+ Kh6 35. Qh3+ Kg7 36. a3 h5 37. Qc3+ Kh7 38. Kg1 *", + "Moves": "f4f2 g1h1 f2e1", + "MovesSAN": "Qf2+ Kh1 Qxe1#", + "Themes": "endgame fork mate mateIn2 short" + }, + { + "FEN": "rn1qr1k1/1p3pp1/2p2b2/p2p3p/3P2bP/2NB1N2/PPP1QPP1/2K1R2R w - - 0 14", + "PGN": "1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nc3 Nf6 5. Nf3 Bd6 6. Bb5+ c6 7. Bd3 Bg4 8. h4 h5 9. Qe2+ Be7 10. Bg5 O-O 11. O-O-O a5 12. Rde1 Re8 13. Bxf6 Bxf6 *", + "Moves": "e2e8 d8e8 e1e8", + "MovesSAN": "Qxe8+ Qxe8 Rxe8#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "2r1r1k1/pp3ppp/3b4/3P3P/8/3P1Q2/PP1K4/R6N b - - 2 25", + "PGN": "1. Nc3 c6 2. d4 d5 3. Bf4 Bf5 4. f3 Nf6 5. g4 Bg6 6. g5 Nh5 7. Bc1 e6 8. e4 Bd6 9. Nge2 dxe4 10. fxe4 e5 11. d5 O-O 12. Ng3 Nf4 13. h4 cxd5 14. exd5 Nd7 15. h5 Qxg5 16. Bxf4 Qxf4 17. Nce2 Be4 18. Nxf4 Bxh1 19. Nxh1 exf4 20. Bd3 Rfe8+ 21. Kd2 f3 22. Qxf3 Ne5 23. Qg2 Nxd3 24. cxd3 Rac8 25. Qf3 *", + "Moves": "d6b4 d2d1 e8e1", + "MovesSAN": "Bb4+ Kd1 Re1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "3r1k2/1p2rppQ/2p4p/1N2q3/3P4/8/1R3PPP/2R3K1 b - - 1 33", + "PGN": "1. d4 Nf6 2. Bg5 e6 3. Bxf6 Qxf6 4. c4 d5 5. e3 Bb4+ 6. Nc3 Nc6 7. Nf3 h6 8. a3 Bxc3+ 9. bxc3 Na5 10. cxd5 exd5 11. Qa4+ Nc6 12. c4 dxc4 13. Bxc4 Bd7 14. Qc2 O-O 15. O-O Bf5 16. Bd3 Bxd3 17. Qxd3 a6 18. Rab1 Rab8 19. Rfc1 Rfc8 20. Nd2 Qe7 21. Ne4 Na7 22. Nc5 Nb5 23. a4 Nd6 24. Rc2 c6 25. Rcb2 Qc7 26. e4 Re8 27. e5 Nb5 28. axb5 axb5 29. Ne4 Rbd8 30. Nd6 Re7 31. Rc1 Kf8 32. Nxb5 Qxe5 33. Qh7 *", + "Moves": "e5e1 c1e1 e7e1", + "MovesSAN": "Qe1+ Rxe1 Rxe1#", + "Themes": "backRankMate mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "R4rk1/2Pb4/p2P3p/3pPqp1/3B4/2Q5/P5PP/1R4K1 b - - 0 33", + "PGN": "1. e4 e6 2. f4 c6 3. Nf3 Nf6 4. e5 Nd5 5. d4 a6 6. c4 Nb6 7. c5 Nd5 8. Bc4 b6 9. Bxd5 cxd5 10. b4 bxc5 11. bxc5 Qa5+ 12. Bd2 Qc7 13. O-O Nc6 14. Be3 h6 15. Nbd2 Be7 16. Rb1 O-O 17. Rb6 Na5 18. Qb1 Nc4 19. Nxc4 dxc4 20. Nd2 c3 21. Nc4 d5 22. Nd6 Bxd6 23. exd6 Qd7 24. Qc2 f6 25. Rfb1 g5 26. Qxc3 e5 27. dxe5 fxe5 28. fxe5 Qf5 29. Bd4 Bd7 30. c6 Be6 31. c7 Bc8 32. Rb8 Bd7 33. Rxa8 *", + "Moves": "f5b1 c3c1 b1c1", + "MovesSAN": "Qxb1+ Qc1 Qxc1#", + "Themes": "hangingPiece mate mateIn2 middlegame short" + }, + { + "FEN": "3r3k/8/7r/p5p1/4BbR1/5P2/P1R3K1/8 b - - 5 42", + "PGN": "1. e4 e6 2. d4 d5 3. e5 c5 4. c3 cxd4 5. cxd4 Nc6 6. Nf3 f6 7. Be2 fxe5 8. Nxe5 g6 9. O-O Bg7 10. Nxc6 bxc6 11. Nc3 Ne7 12. Bf4 O-O 13. Bg3 Qb6 14. Bd6 Re8 15. Bc5 Qxb2 16. Qd3 Qb8 17. Rfe1 Qf4 18. g3 Qf6 19. Bg4 a5 20. Ne2 Rf8 21. Nf4 g5 22. Bxe7 Qxe7 23. Nxe6 Bxe6 24. Bxe6+ Kh8 25. Rac1 Qf6 26. Re2 Rae8 27. Rxc6 Qxd4 28. Qxd4 Bxd4 29. Rd2 Ba7 30. Bxd5 Re1+ 31. Kg2 Re5 32. Bb3 Ref5 33. Rcc2 h5 34. Be6 R5f6 35. Bd5 h4 36. f3 Bb8 37. Be4 hxg3 38. hxg3 Rh6 39. Kg1 Bxg3 40. Rg2 Bf4 41. Rg4 Rd8 42. Kg2 *", + "Moves": "h6h2 g2f1 d8d1", + "MovesSAN": "Rh2+ Kf1 Rd1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "1k1r4/1pp4p/p4R2/2Q5/2P1p3/2Rr4/PP5P/K7 b - - 0 35", + "PGN": "1. e4 Nf6 2. Nc3 d5 3. e5 d4 4. Nb5 Ng4 5. Nf3 a6 6. Na3 e6 7. Be2 Bxa3 8. Nxd4 Nxf2 9. Kxf2 Qxd4+ 10. Ke1 Bc5 11. d3 Qf2+ 12. Kd2 Nc6 13. c3 Nxe5 14. Kc2 Qxg2 15. Bf4 Bd6 16. Rc1 Bd7 17. Kb1 Bc6 18. Rg1 Qf2 19. Bg3 Qf5 20. Rf1 Qg6 21. Rg1 O-O-O 22. Bxe5 Qf5 23. Bxd6 Rxd6 24. Ka1 Qa5 25. Rxg7 Bd5 26. c4 Bc6 27. Rxf7 Rd4 28. Qf1 Qc5 29. Rf6 e5 30. Qf5+ Kb8 31. Bf3 Bxf3 32. Qxf3 Rhd8 33. Rc3 e4 34. Qf5 Rxd3 35. Qxc5 *", + "Moves": "d3d1 c3c1 d1c1", + "MovesSAN": "Rd1+ Rc1 Rxc1#", + "Themes": "backRankMate endgame mate mateIn2 queenRookEndgame short" + }, + { + "FEN": "2Q2r2/6pk/8/p2Q4/P7/6P1/4q2P/2R4K b - - 0 38", + "PGN": "1. c4 d5 2. g3 d4 3. Bg2 e5 4. Nf3 Nc6 5. O-O Qf6 6. Qa4 Bd7 7. b4 Bxb4 8. a3 Bc5 9. Bb2 Nge7 10. d3 O-O 11. Qb3 Qh6 12. Nbd2 f5 13. Bc1 b6 14. Qb2 Qh5 15. a4 e4 16. dxe4 fxe4 17. Nxe4 Rab8 18. Rd1 Nf5 19. Nxc5 bxc5 20. Qa3 Nd6 21. Bf4 Bh3 22. Bxh3 Qxh3 23. Qxc5 Nd8 24. Bxd6 cxd6 25. Qxd6 Nf7 26. Qxd4 h6 27. Qd3 Rbd8 28. Qg6 Rxd1+ 29. Rxd1 Ng5 30. Nxg5 hxg5 31. Qxg5 Qc8 32. c5 a5 33. Rc1 Qc7 34. c6 Qa7 35. c7 Qxf2+ 36. Kh1 Qxe2 37. Qd5+ Kh7 38. c8=Q *", + "Moves": "f8f1 c1f1 e2f1", + "MovesSAN": "Rf1+ Rxf1 Qxf1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "8/R7/p7/b1p3k1/4p3/KP1n4/P3N1P1/8 b - - 1 41", + "PGN": "1. e4 e5 2. f4 exf4 3. Bc4 d6 4. d4 g5 5. h4 Qe7 6. Nc3 c6 7. hxg5 d5 8. Bb3 dxe4 9. Bxf4 Bf5 10. Qe2 Bg7 11. O-O-O Nd7 12. Qe3 f6 13. Nge2 fxg5 14. Bxg5 Bf6 15. Bf4 O-O-O 16. d5 Qc5 17. Qg3 Ne7 18. Be3 Qa5 19. Qf4 Rhf8 20. d6 Ng6 21. Qxf5 Bxc3 22. Qxa5 Bxa5 23. Rxh7 a6 24. Nd4 Nc5 25. Bg5 Rxd6 26. Ne2 Nxb3+ 27. cxb3 Rxd1+ 28. Kxd1 Rf1+ 29. Kc2 Rf2 30. Kd1 Ne5 31. Rh8+ Kd7 32. Rh7+ Ke6 33. Rh6+ Kf5 34. Rf6+ Kxg5 35. Rxf2 Nd3 36. Rf7 Nxb2+ 37. Kc2 Nd3 38. Rxb7 Nb4+ 39. Kb2 Nd3+ 40. Ka3 c5 41. Ra7 *", + "Moves": "a5b4 a3a4 d3b2", + "MovesSAN": "Bb4+ Ka4 Nb2#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "5R2/pp4bk/2p4p/8/2Q2P2/2N5/PPP2qPP/4R2K b - - 0 26", + "PGN": "1. e4 e5 2. d4 exd4 3. Qxd4 Nc6 4. Qe3 d6 5. Bd3 Nf6 6. Qg3 g6 7. Bg5 Bg7 8. Nf3 O-O 9. O-O Be6 10. Nc3 Ne7 11. Rae1 c6 12. e5 dxe5 13. Nxe5 h6 14. Bxf6 Bxf6 15. f4 Nf5 16. Nxg6 fxg6 17. Qxg6+ Bg7 18. Rxe6 Rf7 19. Bxf5 Qd4+ 20. Kh1 Rxf5 21. Qxf5 Rf8 22. Qe4 Qd7 23. Re1 Qd2 24. Re8 Qf2 25. Qc4+ Kh7 26. Rxf8 *", + "Moves": "f2e1 c4f1 e1f1", + "MovesSAN": "Qxe1+ Qf1 Qxf1#", + "Themes": "endgame hangingPiece mate mateIn2 short" + }, + { + "FEN": "8/1b1q4/1p1p1bk1/3Pp3/1pP1P3/1P1BQpP1/5P2/4R2K b - - 0 31", + "PGN": "1. c4 f5 2. g3 Nf6 3. Nf3 e6 4. Bg2 b6 5. d4 Bb7 6. O-O Be7 7. Bg5 h6 8. Bxf6 Bxf6 9. e3 O-O 10. Nc3 c5 11. d5 e5 12. e4 g6 13. Qd2 Kg7 14. Rfe1 d6 15. a4 Na6 16. a5 Nb4 17. axb6 axb6 18. b3 Qd7 19. Qe3 g5 20. Qd2 f4 21. h3 h5 22. Na4 Rxa4 23. Rxa4 g4 24. hxg4 hxg4 25. Nh2 f3 26. Bf1 Kg6 27. Rxb4 cxb4 28. Bd3 Rh8 29. Nxf3 gxf3 30. Qe3 Rh1+ 31. Kxh1 *", + "Moves": "d7h3 h1g1 h3g2", + "MovesSAN": "Qh3+ Kg1 Qg2#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "3r2k1/1pp2pbp/p1Nr2p1/4p3/8/P1P1P2P/1P3PPB/R2R2K1 b - - 0 18", + "PGN": "1. d4 d6 2. Bf4 g6 3. e3 Bg7 4. Nf3 Bg4 5. Be2 Nc6 6. h3 Bxf3 7. Bxf3 e6 8. O-O Nge7 9. c3 e5 10. dxe5 dxe5 11. Bh2 Qxd1 12. Rxd1 Rd8 13. Na3 a6 14. Nc2 O-O 15. Bxc6 Nxc6 16. a3 Rd6 17. Nb4 Rfd8 18. Nxc6 *", + "Moves": "d6d1 a1d1 d8d1", + "MovesSAN": "Rxd1+ Rxd1 Rxd1#", + "Themes": "backRankMate mate mateIn2 middlegame short" + }, + { + "FEN": "2Q5/p5r1/1p3b1k/2pq2pP/8/2PP4/PP1BnP2/1K5R w - - 4 40", + "PGN": "1. c3 c5 2. d3 d6 3. Nd2 Nf6 4. h3 g6 5. g4 Bg7 6. Bg2 Nc6 7. Nf1 Bd7 8. Ng3 Qc7 9. Nf3 O-O 10. g5 Nd5 11. h4 e6 12. h5 Nde7 13. Qa4 Ne5 14. Qh4 Nf5 15. Nxf5 gxf5 16. g6 h6 17. gxf7+ Nxf7 18. Qg3 e5 19. Nh4 f4 20. Qh2 Ng5 21. Bd5+ Be6 22. Bxe6+ Nxe6 23. Ng6 Rf5 24. Rg1 Kh7 25. Qg2 Rg5 26. Qh1 Rg8 27. Bd2 Bf6 28. O-O-O d5 29. Qxd5 Qf7 30. Qe4 Kg7 31. Rxg5 hxg5 32. Nxe5 Qe8 33. Ng6 Kh6 34. Rh1 b6 35. Nxf4 Nxf4 36. Qf5 Qe5 37. Qd7 Nxe2+ 38. Kb1 Rg7 39. Qc8 Qd5 *", + "Moves": "c8h8 g7h7 h8f6", + "MovesSAN": "Qh8+ Rh7 Qxf6#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "r1b2r1k/ppq2p2/2n1p1p1/3nP1N1/8/P2Q4/1P3PPP/RN3RK1 w - - 0 16", + "PGN": "1. e4 c5 2. Nf3 e6 3. c3 Nf6 4. e5 Nd5 5. d4 cxd4 6. cxd4 Bb4+ 7. Bd2 Bxd2+ 8. Qxd2 Nc6 9. a3 d6 10. Bd3 dxe5 11. dxe5 O-O 12. O-O Qc7 13. Bxh7+ Kxh7 14. Ng5+ Kh8 15. Qd3 g6 *", + "Moves": "d3h3 h8g7 h3h7", + "MovesSAN": "Qh3+ Kg7 Qh7#", + "Themes": "mate mateIn2 opening short" + }, + { + "FEN": "r2k1b1r/q4pp1/4p1p1/1Q1pP3/3P2P1/1NP4P/1K2N3/3R3R b - - 0 25", + "PGN": "1. e4 c6 2. d4 d5 3. e5 Bf5 4. Bd3 Bg6 5. Bxg6 hxg6 6. Be3 e6 7. Nc3 Qb6 8. Qd2 Nd7 9. Nge2 Ne7 10. h3 Nf5 11. O-O-O a5 12. Na4 Qc7 13. g4 Nxe3 14. fxe3 b5 15. Nac3 a4 16. Nb1 b4 17. Qd3 Nb6 18. e4 Nc4 19. exd5 cxd5 20. Nd2 b3 21. axb3 axb3 22. Nxb3 Qa7 23. c3 Nxb2 24. Qb5+ Kd8 25. Kxb2 *", + "Moves": "a7a2 b2c1 f8a3", + "MovesSAN": "Qa2+ Kc1 Ba3#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "3n2k1/5ppp/5p2/8/1p1R2P1/pP5P/P1K5/4r3 w - - 0 37", + "PGN": "1. e4 c6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Nf6 5. Nxf6+ exf6 6. g3 Bd6 7. Bg2 O-O 8. Nf3 Re8+ 9. Be3 Bg4 10. Qd3 Nd7 11. O-O-O a5 12. h3 Be6 13. Kb1 Nf8 14. g4 b5 15. Nh4 Qc7 16. Nf5 a4 17. d5 Bxf5 18. Qxf5 Re5 19. Qd3 c5 20. Bf4 c4 21. Qd4 Re7 22. Bxd6 Qxd6 23. f4 a3 24. b3 cxb3 25. cxb3 Rae8 26. Rd2 Re2 27. Rhd1 Rxd2 28. Rxd2 Re1+ 29. Kc2 Qc7+ 30. Qc3 Qxf4 31. d6 b4 32. Qd4 Nd7 33. Bc6 Qxd4 34. Rxd4 Ne5 35. d7 Nxc6 36. d8=Q+ Nxd8 *", + "Moves": "d4d8 e1e8 d8e8", + "MovesSAN": "Rxd8+ Re8 Rxe8#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "2R5/kpQ5/p2p4/3Pp3/n6P/2P5/P1PqB3/1K6 b - - 2 34", + "PGN": "1. d4 Nf6 2. Bg5 e6 3. e4 d6 4. Nc3 Be7 5. Qd2 Nc6 6. O-O-O Bd7 7. f3 h6 8. Be3 a6 9. g4 Nh7 10. Nge2 e5 11. d5 Na7 12. Ng3 Nc8 13. Nf5 Bxf5 14. gxf5 Bg5 15. Rg1 Bxe3 16. Qxe3 Qf6 17. Kb1 Nb6 18. Rd2 Ng5 19. Rdg2 Rg8 20. Rg3 O-O-O 21. R1g2 Kb8 22. Qg1 g6 23. h4 Nh7 24. fxg6 fxg6 25. Rxg6 Rxg6 26. Rxg6 Qxf3 27. Rxh6 Nf6 28. Be2 Qf4 29. Qg5 Nxe4 30. Qxd8+ Ka7 31. Rh8 Nxc3+ 32. bxc3 Na4 33. Qxc7 Qd2 34. Rc8 *", + "Moves": "d2e1 e2d1 e1d1", + "MovesSAN": "Qe1+ Bd1 Qxd1#", + "Themes": "endgame fork mate mateIn2 short" + }, + { + "FEN": "8/ppR5/7k/2b1N3/5P1p/1B2n1nP/Pr4PK/6R1 b - - 2 34", + "PGN": "1. e4 e6 2. Nf3 d5 3. exd5 exd5 4. d4 Nf6 5. c4 Bb4+ 6. Nc3 O-O 7. Bg5 Re8+ 8. Be2 Qe7 9. Ne5 Nc6 10. f4 h6 11. Bh4 dxc4 12. O-O Nxd4 13. Bxc4 Be6 14. Nd5 Bxd5 15. Bxd5 g5 16. Bxf7+ Kg7 17. Bxe8 gxh4 18. Ba4 Rd8 19. Qd3 Bc5 20. Qg6+ Kf8 21. Qxh6+ Qg7 22. Ng6+ Kf7 23. Ne5+ Kf8 24. Qxg7+ Kxg7 25. Kh1 Ng4 26. h3 Ne3 27. Rfe1 Ndf5 28. Bb3 Ng3+ 29. Kh2 Rd2 30. Rg1 Nef5 31. Rgd1 Rxb2 32. Rd7+ Kh6 33. Rxc7 Ne3 34. Rg1 *", + "Moves": "b2g2 g1g2 e3f1", + "MovesSAN": "Rxg2+ Rxg2 Nef1#", + "Themes": "mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "6rk/1b1q2rn/p4pRQ/2p1pP2/4P3/1P4R1/2P2NPP/6K1 w - - 0 31", + "PGN": "1. e4 c5 2. Nc3 Nc6 3. f4 d6 4. Bb5 a6 5. Bxc6+ bxc6 6. Nf3 g6 7. d3 Bg7 8. O-O Nf6 9. Qe1 O-O 10. Qh4 e6 11. Ng5 h6 12. Nf3 Nd7 13. Qh3 e5 14. f5 g5 15. Bd2 Nf6 16. Nxg5 hxg5 17. Bxg5 Qd7 18. Rf3 Nh7 19. Bh6 f6 20. Rg3 Rf7 21. Rf1 Kh8 22. Rg6 Bb7 23. Rf3 Bxh6 24. Qxh6 Rg8 25. Rfg3 Rfg7 26. Nd1 d5 27. Nf2 dxe4 28. dxe4 c4 29. b3 cxb3 30. axb3 c5 *", + "Moves": "h6h7 g7h7 g6g8", + "MovesSAN": "Qxh7+ Rxh7 Rxg8#", + "Themes": "deflection kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "7k/1r1N1p2/1PR1pN1p/6p1/8/4n3/r1P5/2K5 w - - 3 36", + "PGN": "1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. h4 h6 7. Bxe7 Qxe7 8. Qg4 g6 9. Nh3 a6 10. O-O-O c5 11. Nf4 cxd4 12. Ncxd5 Nxe5 13. Nxe7 Nxg4 14. Nxc8 Nxf2 15. Rxd4 Nxh1 16. Nd6+ Ke7 17. Nxb7 Nc6 18. Rc4 Ne5 19. Rc7+ Kf6 20. Nc5 Ng3 21. Bd3 Nxd3+ 22. Nfxd3 Rhc8 23. Nd7+ Kg7 24. Rb7 Nf5 25. N7e5 Rf8 26. Nf4 Rae8 27. Ra7 Nxh4 28. Rxa6 g5 29. Nh5+ Kh8 30. Nf6 Ra8 31. Rc6 Rxa2 32. b4 Nxg2 33. b5 Ne3 34. b6 Rb8 35. Ned7 Rb7 *", + "Moves": "c6c8 h8g7 c8g8", + "MovesSAN": "Rc8+ Kg7 Rg8#", + "Themes": "endgame master mate mateIn2 short" + }, + { + "FEN": "k3r3/pp1Q3p/1bp3p1/P7/8/4rP1B/6PP/1R5K b - - 0 31", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Be2 e5 4. Bf3 Qd6 5. Nc3 c6 6. Ne4 Qc7 7. Ne2 Bg4 8. Bxg4 g6 9. Bh3 Bg7 10. d3 Nd7 11. O-O O-O-O 12. a4 f5 13. Ng5 Ndf6 14. Nf3 e4 15. Nd2 Kb8 16. dxe4 fxe4 17. Qe1 Ka8 18. Nc3 Re8 19. Ndxe4 Nxe4 20. Nxe4 Nf6 21. f3 Qb6+ 22. Be3 Qxb2 23. Nxf6 Bxf6 24. Qf2 Rxe3 25. Rab1 Qc3 26. Kh1 Bd4 27. Qg3 Qxc2 28. Qc7 Bb6 29. Qd7 Rhe8 30. a5 Qxb1 31. Rxb1 *", + "Moves": "e3e1 b1e1 e8e1", + "MovesSAN": "Re1+ Rxe1 Rxe1#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "5rk1/6pp/2Bp4/3Pp2r/8/2Q1qP1n/PP4PP/2R2R1K b - - 8 28", + "PGN": "1. e4 c5 2. d4 cxd4 3. c3 d3 4. Bxd3 e5 5. c4 d6 6. Nc3 Nc6 7. Nd5 Nf6 8. Ne2 Be7 9. Nec3 O-O 10. Be3 Be6 11. f3 Bxd5 12. Nxd5 Nxd5 13. cxd5 Nb8 14. Rc1 Nd7 15. Qb3 b6 16. Bb5 f5 17. Bc6 Rb8 18. O-O Nc5 19. Qa3 Bg5 20. Bxg5 Qxg5 21. exf5 Rxf5 22. Qxa7 Qe3+ 23. Kh1 Rbf8 24. Qxb6 Rh5 25. Qb4 Nd3 26. Qc3 Nf2+ 27. Kg1 Nh3+ 28. Kh1 *", + "Moves": "e3g1 f1g1 h3f2", + "MovesSAN": "Qg1+ Rxg1 Nf2#", + "Themes": "kingsideAttack mate mateIn2 middlegame sacrifice short smotheredMate" + }, + { + "FEN": "6k1/5ppp/3r4/4N3/8/1bQ1P3/5PPP/6K1 b - - 0 30", + "PGN": "1. c4 e5 2. d3 Nf6 3. a3 d5 4. cxd5 Nxd5 5. e3 Nc6 6. Nf3 Bd7 7. Be2 Bd6 8. O-O O-O 9. b4 a6 10. Bb2 b5 11. Nc3 Nf6 12. Rc1 a5 13. Nxb5 axb4 14. Nxd6 cxd6 15. axb4 Nxb4 16. Qb3 Rb8 17. Ba3 Be6 18. Qb2 Nxd3 19. Qc3 Nxc1 20. Rxc1 Nd5 21. Qd2 Qb6 22. Nxe5 Rfc8 23. Nc4 Qb3 24. Bxd6 Ra8 25. Ne5 Rxc1+ 26. Qxc1 Nc3 27. Bd3 Rd8 28. Bc2 Rxd6 29. Bxb3 Bxb3 30. Qxc3 *", + "Moves": "d6d1 c3e1 d1e1", + "MovesSAN": "Rd1+ Qe1 Rxe1#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "3r1rk1/2p2ppp/P1bb4/4N2q/8/2B1P2P/P3QPP1/2RB1R1K b - - 0 31", + "PGN": "1. d4 e5 2. dxe5 Nc6 3. Nf3 Qe7 4. Bg5 Qb4+ 5. Nc3 Qxb2 6. Bd2 Nb4 7. Nd4 Qa3 8. e3 a6 9. Be2 Ne7 10. O-O Ned5 11. Nxd5 Nxd5 12. Bc4 Nb6 13. Bb3 Bc5 14. Qf3 O-O 15. Qg3 d6 16. exd6 Bxd6 17. Qf3 Qc5 18. Rac1 Nc4 19. Be1 Ne5 20. Qe2 Ng4 21. Nf3 Qh5 22. h3 b5 23. Nd4 Bh2+ 24. Kh1 Bd7 25. c4 Rad8 26. cxb5 Qe5 27. Nf3 Qh5 28. bxa6 Bd6 29. Bc3 Bc6 30. Bd1 Ne5 31. Nxe5 *", + "Moves": "h5h3 h1g1 h3g2", + "MovesSAN": "Qxh3+ Kg1 Qxg2#", + "Themes": "kingsideAttack mate mateIn2 middlegame pin short" + }, + { + "FEN": "8/1p6/3pPppk/p6p/2P2P1K/1P1r4/6PP/R7 b - - 0 32", + "PGN": "1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Nge2 c5 7. d5 e6 8. Bg5 exd5 9. Nxd5 Qa5+ 10. b4 cxb4 11. Bxf6 b3+ 12. Nec3 Be6 13. Bxg7 Kxg7 14. Qd4+ f6 15. axb3 Qxa1+ 16. Kf2 Nc6 17. Qd1 Qxd1 18. Nxd1 Bxd5 19. exd5 Ne5 20. f4 Ng4+ 21. Kg3 Nh6 22. Bd3 Rfe8 23. Kf2 Re7 24. Ne3 Rae8 25. Nc2 a5 26. Nd4 Ng4+ 27. Kf3 Re3+ 28. Kxg4 h5+ 29. Kh4 Rxd3 30. Ne6+ Kh6 31. Ra1 Rxe6 32. dxe6 *", + "Moves": "g6g5 f4g5 f6g5", + "MovesSAN": "g5+ fxg5+ fxg5#", + "Themes": "endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "r1bq1rk1/pp2bppp/2p1p3/4N2Q/3PNn2/3B4/PPP2PPP/R4RK1 w - - 6 12", + "PGN": "1. Nc3 e6 2. e4 c6 3. d4 d5 4. Bd3 Nd7 5. Nf3 dxe4 6. Nxe4 Ngf6 7. Bg5 Be7 8. Bxf6 Nxf6 9. O-O Nd5 10. Ne5 O-O 11. Qh5 Nf4 *", + "Moves": "e4f6 g7f6 h5h7", + "MovesSAN": "Nf6+ gxf6 Qxh7#", + "Themes": "kingsideAttack mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "8/6pk/7p/8/R3n1PK/7P/8/8 b - - 4 48", + "PGN": "1. e4 e5 2. d4 exd4 3. Nf3 Bc5 4. Bc4 d6 5. O-O h6 6. Bd2 a6 7. b4 Ba7 8. c3 dxc3 9. Nxc3 Nf6 10. Re1 Kf8 11. e5 dxe5 12. Nxe5 b5 13. Nxf7 Qd4 14. Qf3 bxc4 15. Nxh8 Qxd2 16. Ng6+ Kf7 17. Ne5+ Kg8 18. Nd5 Qxd5 19. Qxd5+ Nxd5 20. Red1 Bb7 21. Nxc4 Nd7 22. Na5 c6 23. Nxb7 Rb8 24. Nc5 Nxc5 25. bxc5 Bxc5 26. Rac1 Rb5 27. Re1 Nb4 28. Re6 Nxa2 29. Ra1 Rb6 30. h3 Nc3 31. Rc1 Na4 32. Rc4 Nb2 33. Rxc5 Nd3 34. Rcxc6 Rb1+ 35. Kh2 Nxf2 36. Rxa6 Rh1+ 37. Kg3 Nd3 38. Ra8+ Kh7 39. Re3 Rd1 40. Rd8 Nb2 41. Rxd1 Nxd1 42. Re7 Nc3 43. Kh4 Nd5 44. Rd7 Nf6 45. Ra7 Kg6 46. g4 Ne4 47. Ra6+ Kh7 48. Ra4 *", + "Moves": "g7g5 h4h5 e4f6", + "MovesSAN": "g5+ Kh5 Nf6#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "8/8/3k4/8/3pq3/1P1Q1p2/P1P2P1P/7K b - - 10 52", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Nc3 g6 4. d4 exd4 5. Nxd4 Bg7 6. Nxc6 bxc6 7. Bc4 Ne7 8. Bb3 O-O 9. O-O a5 10. Be3 Bb7 11. Bd4 Bh6 12. e5 Nf5 13. Bc5 d6 14. exd6 cxd6 15. Ba3 c5 16. Bd5 Rb8 17. b3 Bg7 18. Bb2 Bxd5 19. Qxd5 Nd4 20. Qe4 f5 21. Qd3 f4 22. Rad1 f3 23. g3 Qd7 24. Kh1 Qh3 25. Rg1 Rbe8 26. Ne4 Re5 27. g4 Rf4 28. Bxd4 cxd4 29. Nxd6 h5 30. Qxg6 hxg4 31. Rg3 Qh4 32. Ne8 Re7 33. Nxg7 Rxg7 34. Qe6+ Kh7 35. Rdg1 Rf6 36. Qe4+ Kh8 37. Qe8+ Rg8 38. Qe5 Rg6 39. Rxg4 Rxg4 40. Rxg4 Qxg4 41. Qxf6+ Kg8 42. Qd8+ Kf7 43. Qc7+ Ke6 44. Qc6+ Ke7 45. Qb7+ Kd6 46. Qa6+ Kd5 47. Qxa5+ Ke4 48. Qa8+ Ke5 49. Qe8+ Kd5 50. Qb5+ Kd6 51. Qf1 Qe4 52. Qd3 *", + "Moves": "e4e1 d3f1 e1f1", + "MovesSAN": "Qe1+ Qf1 Qxf1#", + "Themes": "endgame mate mateIn2 queenEndgame short" + }, + { + "FEN": "r5k1/5p2/1p4p1/p3b3/P6Q/1N5R/1Pq3P1/3r1R1K w - - 4 28", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Be2 e5 7. Nb3 Be7 8. O-O O-O 9. Kh1 a5 10. a4 Be6 11. f4 exf4 12. Bxf4 d5 13. e5 Nd7 14. Bd3 Ndxe5 15. Bxh7+ Kxh7 16. Qh5+ Kg8 17. Bxe5 Nxe5 18. Qxe5 Bd6 19. Qd4 Qc7 20. Nxd5 Bxd5 21. Qxd5 Bxh2 22. Qc5 b6 23. Qh5 Be5 24. Rf3 g6 25. Qh4 Qxc2 26. Rh3 Rfd8 27. Rf1 Rd1 *", + "Moves": "h4h7 g8f8 h7f7", + "MovesSAN": "Qh7+ Kf8 Qxf7#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "7k/2p3pp/Qp3p2/p1P5/P7/B4nPb/1R3PNP/3qrB1K b - - 2 31", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. d3 Nc6 4. g3 d5 5. exd5 Qxd5 6. Bg2 Bg4 7. Nc3 Bb4 8. O-O Bxc3 9. bxc3 Qd7 10. a4 O-O 11. Re1 Rfe8 12. Bg5 Nd5 13. Qd2 Qf5 14. Nh4 Qd7 15. c4 Ndb4 16. Rab1 f6 17. Be3 a5 18. Bc5 Na6 19. Ba3 b6 20. c3 Rad8 21. d4 exd4 22. Rxe8+ Rxe8 23. cxd4 Qxd4 24. Qa2 Re2 25. Rb2 Qd1+ 26. Bf1 Re1 27. c5+ Kh8 28. Qc4 Bh3 29. Ng2 Ne5 30. Qxa6 Nf3+ 31. Kh1 *", + "Moves": "e1f1 a6f1 d1f1", + "MovesSAN": "Rxf1+ Qxf1 Qxf1#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "7k/3n1pp1/2Q5/3p4/3P2PP/3B1P2/r2q1P2/5K2 w - - 3 31", + "PGN": "1. d4 d5 2. Nf3 Nf6 3. Nc3 Bg4 4. Bf4 e6 5. Nb5 Bb4+ 6. c3 Ba5 7. h3 Bxf3 8. exf3 a6 9. Na3 O-O 10. Qb3 b5 11. Qc2 Nbd7 12. b4 Bb6 13. Bd3 a5 14. bxa5 Rxa5 15. Nxb5 c6 16. Nd6 Qb8 17. Rb1 Ne8 18. Nxe8 Qxf4 19. Rxb6 Nxb6 20. Nc7 Qxc7 21. Bxh7+ Kh8 22. g4 Nd7 23. Bd3 e5 24. h4 exd4 25. cxd4 Re8+ 26. Kd1 Qa7 27. Re1 Rxe1+ 28. Kxe1 Rxa2 29. Qxc6 Qa5+ 30. Kf1 Qd2 *", + "Moves": "c6c8 d7f8 c8f8", + "MovesSAN": "Qc8+ Nf8 Qxf8#", + "Themes": "endgame fork mate mateIn2 short" + }, + { + "FEN": "8/pp2p1k1/nbp2r2/6Np/3q3P/P7/1PQ2PP1/5RK1 w - - 2 24", + "PGN": "1. d4 d5 2. c4 Nf6 3. Nc3 c6 4. Nf3 g6 5. Bg5 Bg7 6. e3 O-O 7. cxd5 Nxd5 8. Be2 h6 9. Bf4 Nxf4 10. exf4 Bg4 11. O-O Bxf3 12. Bxf3 Bxd4 13. Qc2 Bb6 14. f5 Kg7 15. Rad1 Qc7 16. fxg6 fxg6 17. Bg4 Na6 18. a3 Rad8 19. Rxd8 Qxd8 20. Ne4 Qd4 21. h4 h5 22. Bxh5 gxh5 23. Ng5 Rf6 *", + "Moves": "c2h7 g7f8 h7h8", + "MovesSAN": "Qh7+ Kf8 Qh8#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "4r2k/ppp1r2p/2p2n2/6Q1/3P4/5N2/PP3PPP/4R1K1 b - - 0 23", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. Bxc6 dxc6 5. O-O Bd6 6. c3 O-O 7. d4 Bg4 8. Nbd2 exd4 9. cxd4 Bf4 10. Re1 Bxf3 11. Nxf3 Bxc1 12. Rxc1 Re8 13. e5 Nd5 14. Nd2 Qe7 15. Qg4 Qe6 16. Qh4 Re7 17. Re4 Rae8 18. Rg4 f6 19. exf6 Nxf6 20. Rxg7+ Kxg7 21. Qg5+ Kh8 22. Nf3 Qe1+ 23. Rxe1 *", + "Moves": "e7e1 f3e1 e8e1", + "MovesSAN": "Rxe1+ Nxe1 Rxe1#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "7R/p2Q3p/6pk/8/5P2/6PK/qr5P/8 b - - 5 35", + "PGN": "1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. c5 Nbd7 5. Bg5 e5 6. Nf3 exd4 7. Qxd4 Bxc5 8. Bxf6 Qxf6 9. Qd1 O-O 10. e3 Re8 11. Bd3 Ne5 12. Nxe5 Qxe5 13. O-O Bd6 14. g3 Bh3 15. Re1 c5 16. f4 Qe6 17. Qh5 g6 18. Qf3 Rac8 19. Nxd5 c4 20. Be4 Kh8 21. Nc3 Bb4 22. Bxb7 Rb8 23. Bd5 Qb6 24. Bxf7 Re7 25. Bxc4 Bg4 26. Qxg4 Rxe3 27. Rxe3 Qxe3+ 28. Kf1 Bxc3 29. bxc3 Qxc3 30. Re1 Qxc4+ 31. Kg2 Rb2+ 32. Kh3 Qxa2 33. Re8+ Kg7 34. Qd7+ Kh6 35. Rh8 *", + "Moves": "b2h2 h3g4 a2e2", + "MovesSAN": "Rxh2+ Kg4 Qe2#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "8/5p2/1k2p3/Rp1pP1q1/1Pp5/2P1P3/Q3KPP1/1B5r b - - 3 33", + "PGN": "1. d4 Nf6 2. Bf4 d5 3. e3 e6 4. c3 a6 5. Nd2 c5 6. Ngf3 Nbd7 7. Bd3 Be7 8. Bb1 O-O 9. Qc2 Re8 10. Ne5 b5 11. Bg5 g6 12. h4 h5 13. Nxg6 Kg7 14. Ne5 Rh8 15. Rh3 Nxe5 16. dxe5 Ng4 17. Bxe7 Qxe7 18. Rg3 Qxh4 19. Nf3 Qe7 20. Nh2 Kf8 21. Nxg4 hxg4 22. Rxg4 Rh1+ 23. Ke2 Bb7 24. a4 Ke8 25. axb5 axb5 26. Rxa8+ Bxa8 27. Rg8+ Kd7 28. Rxa8 Kc6 29. Ra6+ Kb7 30. Ra2 Qg5 31. b4 c4 32. Ra5 Kb6 33. Qa2 *", + "Moves": "g5g4 f2f3 g4g2", + "MovesSAN": "Qg4+ f3 Qxg2#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "6k1/1pp3pp/p2pp3/3Nn3/4P3/P2P4/1PPq2PP/5QK1 w - - 7 23", + "PGN": "1. e4 e5 2. f4 Bc5 3. Nf3 d6 4. Bc4 Nc6 5. d3 Be6 6. Bxe6 fxe6 7. Qe2 Nf6 8. Be3 Bxe3 9. Qxe3 exf4 10. Qxf4 O-O 11. O-O Qe8 12. Nc3 a6 13. a3 Qg6 14. Qe3 Ng4 15. Qe2 Nge5 16. Nxe5 Nxe5 17. Rxf8+ Rxf8 18. Rf1 Rxf1+ 19. Qxf1 Qg5 20. Ne2 Qd2 21. Nf4 Kf7 22. Nd5+ Kg8 *", + "Moves": "d5e7 g8h8 f1f8", + "MovesSAN": "Ne7+ Kh8 Qf8#", + "Themes": "endgame kingsideAttack mate mateIn2 short" + }, + { + "FEN": "1kr5/1p4pp/5p2/3rpb2/QB2p3/P7/1P2PPPP/4KB1R b K - 4 20", + "PGN": "1. d4 d5 2. Nf3 Nc6 3. Bf4 Bf5 4. a3 Nf6 5. Nc3 Ne4 6. Nxe4 dxe4 7. Ne5 Nxe5 8. Bxe5 f6 9. Bf4 e5 10. Be3 Qd6 11. c4 O-O-O 12. d5 c6 13. Bxa7 cxd5 14. cxd5 Qxd5 15. Rc1+ Qc5 16. Rxc5+ Bxc5 17. Qc2 Rd5 18. Bxc5 Kb8 19. Bb4 Rc8 20. Qa4 *", + "Moves": "c8c1 a4d1 c1d1", + "MovesSAN": "Rc1+ Qd1 Rcxd1#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "k1n5/1bp3p1/1p6/pPNpqP1p/P3n3/7P/2PBB1P1/R2QKR2 b Q - 0 24", + "PGN": "1. d3 Nf6 2. e4 e5 3. Nc3 Nc6 4. Be3 b6 5. f4 d6 6. f5 Bb7 7. Nf3 Qd7 8. Be2 a6 9. h3 h5 10. a3 O-O-O 11. b4 Ne7 12. a4 Kb8 13. b5 a5 14. d4 d5 15. Nxe5 Qd6 16. Bf4 Ka8 17. Ng6 Qb4 18. Nxh8 Qxc3+ 19. Bd2 Qxd4 20. Nxf7 Nxe4 21. Rf1 Nc8 22. Nxd8 Bc5 23. Ne6 Qe5 24. Nxc5 *", + "Moves": "e5g3 f1f2 g3f2", + "MovesSAN": "Qg3+ Rf2 Qxf2#", + "Themes": "attackingF2F7 mate mateIn2 middlegame short" + }, + { + "FEN": "1k6/1p1R1p2/1Np3n1/2P1q1Pp/1P3bnP/P6K/5r2/7R w - - 2 34", + "PGN": "1. e4 d6 2. d4 c6 3. Nc3 Nf6 4. Nf3 Qa5 5. Bd3 Bg4 6. h3 Bh5 7. g4 Bg6 8. Bd2 Nbd7 9. Qe2 Qb6 10. Rb1 O-O-O 11. a3 e5 12. Be3 exd4 13. Nxd4 Qc7 14. Nf5 Bxf5 15. exf5 Ne5 16. Bxa7 d5 17. Qe3 d4 18. Bxd4 Rxd4 19. Qxd4 Nf3+ 20. Kf1 Nxd4 21. b4 Bd6 22. Na4 Nf3 23. Rd1 Re8 24. c4 Bf4 25. Kg2 Ne5 26. Be2 h5 27. c5 g6 28. Nb6+ Kb8 29. fxg6 Nxg6 30. h4 Rxe2 31. g5 Ng4 32. Rd7 Rxf2+ 33. Kh3 Qe5 *", + "Moves": "d7d8 b8a7 d8a8", + "MovesSAN": "Rd8+ Ka7 Ra8#", + "Themes": "hookMate mate mateIn2 middlegame queensideAttack short" + }, + { + "FEN": "6k1/5p2/6pQ/5b2/4q2P/8/P1r3P1/3R3K w - - 1 35", + "PGN": "1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 Nbd7 6. Be2 c5 7. O-O a6 8. Be3 O-O 9. Qd2 Rb8 10. Rfd1 Ng4 11. Bg5 h6 12. Bh4 Ngf6 13. Rac1 b5 14. cxb5 axb5 15. dxc5 Nxc5 16. Bxf6 Bxf6 17. e5 Bg7 18. exd6 exd6 19. Nxb5 Qb6 20. b4 Ne4 21. Qf4 Qxf2+ 22. Kh1 Qxe2 23. Re1 Qxb5 24. Rxe4 Bf5 25. Ree1 Qxb4 26. Rc4 Qb6 27. Rec1 Be5 28. Nxe5 dxe5 29. Qxe5 Rfe8 30. Qf4 Qe6 31. h4 Rbc8 32. Rxc8 Rxc8 33. Rd1 Qe4 34. Qxh6 Rc2 *", + "Moves": "d1d8 e4e8 d8e8", + "MovesSAN": "Rd8+ Qe8 Rxe8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r1b3k1/p4rpp/2p5/8/5R2/4P3/Pq4PP/R2Q1K2 w - - 0 18", + "PGN": "1. c4 c5 2. Nf3 d6 3. Nc3 Nc6 4. d4 cxd4 5. Nxd4 e5 6. Nxc6 bxc6 7. e3 Nf6 8. Be2 Be7 9. O-O Qb6 10. f4 exf4 11. Rxf4 O-O 12. Ne4 d5 13. Nxf6+ Bxf6 14. Kf1 dxc4 15. Bxc4 Bxb2 16. Bxb2 Qxb2 17. Bxf7+ Rxf7 *", + "Moves": "d1d8 f7f8 f4f8", + "MovesSAN": "Qd8+ Rf8 Rxf8#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "1R6/p4ppk/5p2/1Q5p/P7/1PP2q2/5Pn1/3R1K2 b - - 3 39", + "PGN": "1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Nxf6+ exf6 6. Nf3 Bd6 7. c3 O-O 8. Be2 Re8 9. O-O Nd7 10. Re1 Nf8 11. h3 Bf5 12. Be3 Qd7 13. a4 Bxh3 14. gxh3 Qxh3 15. Bf1 Qg4+ 16. Bg2 Ng6 17. Kf1 h5 18. Ng1 Qh4 19. Qf3 c5 20. dxc5 Bxc5 21. Bxc5 Qc4+ 22. Ne2 Qxc5 23. Nd4 Ne5 24. Qxb7 Rab8 25. Qd5 Qc8 26. Re2 Rd8 27. Qa5 Qc4 28. b3 Qd3 29. Be4 Qh3+ 30. Bg2 Qh2 31. Rae1 Nd3 32. Nf3 Qf4 33. Rd1 Qg4 34. Red2 Nf4 35. Rxd8+ Kh7 36. Rxb8 Qxg2+ 37. Ke1 Qxf3 38. Qb5 Ng2+ 39. Kf1 *", + "Moves": "g2e3 f1e1 f3d1", + "MovesSAN": "Ne3+ Ke1 Qxd1#", + "Themes": "endgame master mate mateIn2 pin short" + }, + { + "FEN": "2kr3r/2q3b1/2Qp1n1p/3P2p1/N7/5N2/PPP3PP/2KR4 w - - 3 22", + "PGN": "1. e4 e5 2. d4 Nc6 3. d5 Nce7 4. Nc3 d6 5. f4 exf4 6. Bxf4 f5 7. exf5 Bxf5 8. Nf3 h6 9. Bd3 Qd7 10. Qd2 Nf6 11. O-O-O O-O-O 12. Rhe1 g5 13. Be3 Bg7 14. Bxa7 Bxd3 15. Qxd3 b6 16. Na4 Kb7 17. Bxb6 cxb6 18. Qb3 Qc7 19. Rxe7 Qxe7 20. Qxb6+ Kc8 21. Qc6+ Qc7 *", + "Moves": "a4b6 c8b8 c6a8", + "MovesSAN": "Nb6+ Kb8 Qa8#", + "Themes": "mate mateIn2 middlegame queensideAttack short" + }, + { + "FEN": "r1b2r1k/7P/2pp3q/p1n1pp2/4P3/2N5/PPP3Q1/R2K2R1 w - - 2 25", + "PGN": "1. e4 d6 2. d4 Nf6 3. Nc3 Nbd7 4. Nf3 e5 5. d5 Be7 6. Bd3 c5 7. dxc6 bxc6 8. Be3 O-O 9. h3 h6 10. g4 g5 11. Qe2 a5 12. h4 Nxg4 13. hxg5 Nxe3 14. gxh6 Ng2+ 15. Kd2 Nf4 16. h7+ Kh8 17. Qf1 Bg5 18. Nxg5 Qxg5 19. Kd1 Nc5 20. Rg1 Qh6 21. Be2 Nxe2 22. Qxe2 f5 23. f4 Qxf4 24. Qg2 Qh6 *", + "Moves": "g2g8 f8g8 h7g8q", + "MovesSAN": "Qg8+ Rxg8 hxg8=Q#", + "Themes": "advancedPawn kingsideAttack mate mateIn2 middlegame promotion short" + }, + { + "FEN": "5rk1/2p4p/1p1p2pB/1P1Pp3/P3P1P1/3n2qP/2Q3P1/5RK1 b - - 2 29", + "PGN": "1. e4 b6 2. Nf3 g6 3. d4 Bg7 4. Nc3 Bb7 5. Bc4 Nf6 6. Bxf7+ Kxf7 7. Ne5+ Ke8 8. f3 d6 9. Nc4 Ba6 10. Ne3 Rf8 11. b4 Kf7 12. b5 Bb7 13. Bb2 Kg8 14. d5 a6 15. O-O axb5 16. Nxb5 Ba6 17. c4 Bxb5 18. cxb5 Nbd7 19. a4 Nc5 20. Qc2 e5 21. Ng4 Nxg4 22. fxg4 Rxf1+ 23. Kxf1 Qf6+ 24. Kg1 Rf8 25. h3 Qf4 26. Re1 Bh6 27. Bc1 Qg3 28. Bxh6 Nd3 29. Rf1 *", + "Moves": "f8f1 g1f1 g3e1", + "MovesSAN": "Rxf1+ Kxf1 Qe1#", + "Themes": "attraction endgame kingsideAttack mate mateIn2 short" + }, + { + "FEN": "7R/1pkq1p2/p1p1n3/2P1P3/1P6/Q5PK/P7/3r4 w - - 6 44", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd8 4. Be2 Bf5 5. Nf3 Nf6 6. O-O e6 7. d3 Bd6 8. h3 h6 9. Bd2 c6 10. Re1 Qc7 11. Nh4 Bh7 12. Bh5 Nxh5 13. Qxh5 O-O 14. Qg4 Kh8 15. Qh5 Nd7 16. Bxh6 gxh6 17. Qxh6 Rg8 18. Ne4 Bf8 19. Qe3 Bxe4 20. Qxe4 Nf6 21. Qf3 Nh7 22. Re4 Re8 23. g3 Bd6 24. Ng2 Rg7 25. c4 Reg8 26. Rg4 Rxg4 27. hxg4 Kg7 28. d4 Kf8 29. c5 Be7 30. Nf4 Ke8 31. Kg2 Kd8 32. Rh1 Ng5 33. Qa3 a6 34. b4 Bf6 35. Rh5 Bxd4 36. Qd3 e5 37. Ne2 Qd7 38. f4 Ne6 39. fxe5 Rxg4 40. Nxd4 Rxd4 41. Rh8+ Kc7 42. Qa3 Rd2+ 43. Kh3 Rd1 *", + "Moves": "a3a5 b7b6 a5b6", + "MovesSAN": "Qa5+ b6 Qxb6#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "1r3rk1/5p2/2pp2bR/p3p1b1/q3P1P1/3p3Q/5PK1/7R w - - 0 27", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. O-O Be7 5. Re1 d6 6. d3 O-O 7. a4 a5 8. Nc3 Bg4 9. h3 Bh5 10. Bg5 Nd4 11. g4 Nxf3+ 12. Qxf3 Bg6 13. h4 h6 14. Bxf6 Bxf6 15. Kh2 Bxh4 16. Rh1 c6 17. Rag1 Bg5 18. Kg2 Rb8 19. Ne2 Qb6 20. Ng3 Qxb2 21. Nf5 Qxc2 22. Rh2 Qxa4 23. Rgh1 b5 24. Nxh6+ gxh6 25. Rxh6 bxc4 26. Qh3 cxd3 *", + "Moves": "h6g6 f7g6 h3h7", + "MovesSAN": "Rxg6+ fxg6 Qh7#", + "Themes": "clearance mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "7k/Q7/2B2nqp/6p1/6n1/5NP1/P4PP1/6K1 b - - 0 35", + "PGN": "1. e4 e6 2. Bc4 d5 3. exd5 exd5 4. Bb3 c6 5. Nf3 Bd6 6. O-O Nf6 7. Re1+ Be6 8. Ng5 O-O 9. Nxe6 fxe6 10. d4 Re8 11. c3 e5 12. Bg5 Nbd7 13. dxe5 Bxe5 14. Nd2 h6 15. Bh4 Bf4 16. Nf3 Rxe1+ 17. Qxe1 Qe8 18. Qf1 g5 19. Bg3 Bxg3 20. hxg3 Qh5 21. Re1 Ng4 22. Qd3 Rf8 23. Re7 Ndf6 24. Bc2 Rf7 25. Rxf7 Kxf7 26. Qf5 b6 27. c4 dxc4 28. b3 b5 29. bxc4 bxc4 30. Ba4 c3 31. Bxc6 c2 32. Qxc2 Kg7 33. Qb3 Qg6 34. Qb7+ Kh8 35. Qxa7 *", + "Moves": "g6b1 f3e1 b1e1", + "MovesSAN": "Qb1+ Ne1 Qxe1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "8/5pk1/6p1/8/p4PKP/Pr6/1P1R4/8 b - - 0 52", + "PGN": "1. e4 c5 2. Bc4 e6 3. Nf3 Nc6 4. d4 cxd4 5. Nxd4 d5 6. exd5 exd5 7. Nxc6 bxc6 8. Be2 Nf6 9. O-O Be7 10. Bf4 O-O 11. Nd2 a5 12. Nf3 Bg4 13. Ne5 Bxe2 14. Qxe2 Qc8 15. c3 Ne4 16. f3 Bc5+ 17. Be3 Bxe3+ 18. Qxe3 Nf6 19. Qc5 Ra6 20. Rfe1 Nd7 21. Nxd7 Qxd7 22. Re7 Qc8 23. Rae1 Ra8 24. Kf2 h6 25. a3 a4 26. c4 dxc4 27. Qxc4 c5 28. R7e5 Qb7 29. R1e2 Rac8 30. Rxc5 Qb6 31. Rc2 Rfe8 32. Kf1 Rxc5 33. Qxc5 Qe6 34. Qc3 h5 35. Qd2 Qa6+ 36. Kg1 Qb6+ 37. Kf1 Qb5+ 38. Kg1 h4 39. h3 Qb6+ 40. Kh2 Qb3 41. Rc3 Qe6 42. Rd3 Qe5+ 43. f4 Qe4 44. Rf3 Rb8 45. Rf2 Qb7 46. Qc2 Qd7 47. Qd2 Qxd2 48. Rxd2 g6 49. g4 hxg3+ 50. Kxg3 Rb3+ 51. Kg4 Kg7 52. h4 *", + "Moves": "f7f5 g4g5 b3g3", + "MovesSAN": "f5+ Kg5 Rg3#", + "Themes": "endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "5k2/3Q2pp/p3p1r1/8/3P1PN1/q3P2P/7K/8 w - - 5 36", + "PGN": "1. d4 Nf6 2. Nc3 d5 3. Nf3 Bg4 4. e3 e6 5. h3 Bh5 6. g4 Bg6 7. Bd3 Nc6 8. a3 Bd6 9. Nb5 a6 10. Nxd6+ Qxd6 11. b4 Ne4 12. Bb2 Nxb4 13. axb4 Qxb4+ 14. Kf1 Qxb2 15. Rb1 Qc3 16. Rxb7 O-O 17. Ne5 Nd2+ 18. Kg2 Be4+ 19. Bxe4 Nxe4 20. Qd3 Qa5 21. Rhb1 Nc3 22. R1b3 Nb5 23. g5 f6 24. gxf6 Rxf6 25. Ng4 Rg6 26. Kh2 Qe1 27. c4 dxc4 28. Qxc4 Nd6 29. Qxc7 Nxb7 30. Rxb7 Rf8 31. Rb8 Qb4 32. Rxf8+ Qxf8 33. f4 Qa3 34. Qd8+ Kf7 35. Qd7+ Kf8 *", + "Moves": "d7d8 f8f7 g4e5", + "MovesSAN": "Qd8+ Kf7 Ne5#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "7k/4b2p/pp3ppP/5P2/2P5/P4bQ1/1q4P1/7K w - - 0 34", + "PGN": "1. e4 c5 2. c3 Nf6 3. Qc2 Nc6 4. Nf3 Qc7 5. d4 cxd4 6. Bb5 a6 7. Bxc6 Qxc6 8. e5 Nd5 9. O-O dxc3 10. bxc3 e6 11. a3 d6 12. c4 dxe5 13. Nxe5 Qc7 14. Bb2 Bd6 15. Qe2 Nf6 16. f4 O-O 17. Kh1 b6 18. Nd2 Bb7 19. Rac1 Bc5 20. Ng4 Nxg4 21. Qxg4 f6 22. Qxe6+ Kh8 23. Qg4 Rae8 24. Rce1 Re7 25. h4 Rfe8 26. Rxe7 Rxe7 27. h5 Qd6 28. Nf3 Qe6 29. Qg3 Qe2 30. Re1 Qxb2 31. Rxe7 Bxe7 32. h6 g6 33. f5 Bxf3 *", + "Moves": "g3b8 e7d8 b8d8", + "MovesSAN": "Qb8+ Bd8 Qxd8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "4rk2/6p1/1p1R4/2n2p2/8/4qP2/2Q3PP/3R3K b - - 6 40", + "PGN": "1. d4 d5 2. c4 c6 3. Nc3 dxc4 4. e4 e6 5. Bxc4 Nd7 6. Nf3 Ngf6 7. O-O Bb4 8. e5 Nd5 9. Nxd5 cxd5 10. Bd3 O-O 11. Bxh7+ Kxh7 12. Ng5+ Kg6 13. Qg4 f5 14. Qg3 Qe7 15. Nxe6+ Kf7 16. Nc7 Nb6 17. Nxa8 Nxa8 18. Qb3 Be6 19. a3 Ba5 20. Be3 Nb6 21. Rac1 Nc4 22. Qa4 Bb6 23. b3 Nxa3 24. Ra1 Nc2 25. Rac1 Bd7 26. Qa2 Nxd4 27. Rcd1 Ne6 28. Bxb6 axb6 29. Rxd5 Bc6 30. Rd6 Nf4 31. b4+ Ne6 32. Rfd1 Re8 33. f3 Qg5 34. Qb3 Qf4 35. b5 Qxe5 36. bxc6 bxc6 37. Rxc6 Kf8 38. Rcd6 Nc5 39. Qc2 Qe3+ 40. Kh1 *", + "Moves": "e3e1 d1e1 e8e1", + "MovesSAN": "Qe1+ Rxe1 Rxe1#", + "Themes": "backRankMate endgame mate mateIn2 sacrifice short" + }, + { + "FEN": "3r4/8/3p4/1R1P4/5rk1/8/P2R2P1/7K b - - 0 37", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. cxd4 Bb4+ 7. Nc3 O-O 8. O-O Bxc3 9. bxc3 Nxe4 10. d5 Na5 11. Bd3 Nf6 12. Bg5 h6 13. Bh4 g5 14. Nxg5 hxg5 15. Bxg5 d6 16. h3 Kg7 17. f4 c6 18. c4 cxd5 19. cxd5 Qb6+ 20. Kh1 Bd7 21. Rf3 Nh5 22. Rb1 Qd4 23. Qd2 Nc4 24. Qc1 b5 25. Be2 Nd2 26. Rd3 Qc4 27. Rxd2 Qxc1+ 28. Rxc1 f6 29. Bxh5 fxg5 30. fxg5 Bf5 31. Rc6 Rad8 32. Bg4 Bxg4 33. hxg4 Rf4 34. Rc7+ Kg6 35. Rxa7 Kxg5 36. Rb7 Kxg4 37. Rxb5 *", + "Moves": "f4f1 h1h2 d8h8", + "MovesSAN": "Rf1+ Kh2 Rh8#", + "Themes": "endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "6k1/p1pR1p1p/2p2p2/8/8/2P5/PrP2PPP/6K1 b - - 2 20", + "PGN": "1. e4 e5 2. Nf3 d6 3. d4 exd4 4. Nxd4 Bd7 5. Be2 Nc6 6. Nxc6 Bxc6 7. Nc3 Be7 8. Bf3 Bf6 9. Bf4 Bxc3+ 10. bxc3 Nf6 11. e5 dxe5 12. Bxc6+ bxc6 13. Qxd8+ Rxd8 14. Bxe5 O-O 15. Bxf6 gxf6 16. O-O Rd2 17. Rac1 Rb8 18. Rfd1 Rxd1+ 19. Rxd1 Rb2 20. Rd7 *", + "Moves": "b2b1 d7d1 b1d1", + "MovesSAN": "Rb1+ Rd1 Rxd1#", + "Themes": "backRankMate endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "5k1r/4qppp/1p2r3/p3PQ2/Pn6/8/6PP/3R1R1K w - - 2 34", + "PGN": "1. d4 d5 2. c4 Nf6 3. Nc3 c6 4. Bf4 e6 5. e3 Qa5 6. cxd5 exd5 7. Nf3 Bb4 8. Rc1 Ne4 9. Qc2 Bf5 10. Bd3 Nd7 11. a3 Bd6 12. Bxd6 Nxc3 13. bxc3 Bxd3 14. Qxd3 Qd8 15. O-O Nf6 16. Bb4 a5 17. Bc5 b6 18. Bf8 Kxf8 19. Ne5 Qd6 20. Rfe1 Ne4 21. f3 Nf6 22. e4 Re8 23. a4 dxe4 24. fxe4 Rxe5 25. Rb1 Qd8 26. Kh1 Re8 27. e5 Nd5 28. c4 Nb4 29. Qf5 Re6 30. Rf1 Qe7 31. d5 cxd5 32. cxd5 Nxd5 33. Rbd1 Nb4 *", + "Moves": "d1d8 e7d8 f5f7", + "MovesSAN": "Rd8+ Qxd8 Qxf7#", + "Themes": "deflection mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "6k1/R2R1p2/p1r1p2p/6p1/P7/8/5PPP/6K1 b - - 3 32", + "PGN": "1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Nc3 e6 6. Nf3 Bb4 7. Bd3 Bxd3 8. Qxd3 Nf6 9. Bg5 h6 10. Bxf6 Qxf6 11. a3 Be7 12. O-O Nd7 13. Ne4 Qf4 14. c4 Rd8 15. c5 Nf6 16. Nxf6+ Qxf6 17. b4 O-O 18. Rad1 b6 19. Ne5 Rd5 20. Nxc6 bxc5 21. Nxe7+ Qxe7 22. bxc5 Rfd8 23. Qc3 Qf6 24. c6 Rxd4 25. c7 Rc8 26. Qxd4 Qxd4 27. Rxd4 Rxc7 28. Rfd1 Rc3 29. a4 g5 30. Rd7 a6 31. Ra7 Rc6 32. Rdd7 *", + "Moves": "c6c1 d7d1 c1d1", + "MovesSAN": "Rc1+ Rd1 Rxd1#", + "Themes": "backRankMate endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "r1b1kb1r/p2n1p2/4p1p1/3pP1BP/2pP2Q1/2P3P1/PqBN4/R3K2R w KQkq - 1 18", + "PGN": "1. e4 e6 2. d4 c6 3. Be3 d5 4. e5 Nd7 5. c3 c5 6. Bd3 c4 7. Bc2 b5 8. Nd2 Ne7 9. g4 g6 10. Ne2 h5 11. Ng3 hxg4 12. Qxg4 Nf5 13. Bg5 Qb6 14. h4 b4 15. h5 Nxg3 16. fxg3 bxc3 17. bxc3 Qb2 *", + "Moves": "g4e6 f7e6 c2g6", + "MovesSAN": "Qxe6+ fxe6 Bxg6#", + "Themes": "deflection doubleBishopMate master mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "r3r1k1/pp3ppn/2p2b2/3pN2Q/3q4/2N4b/PPP2PPP/R5K1 w - - 0 17", + "PGN": "1. d4 e6 2. e4 d5 3. exd5 exd5 4. Nf3 Nf6 5. Bd3 Be7 6. O-O O-O 7. Re1 c6 8. Bg5 Re8 9. Qe2 Be6 10. Bxf6 Bxf6 11. Ne5 Nd7 12. Qh5 Nf8 13. Nc3 Qb6 14. Re3 Qxd4 15. Bxh7+ Nxh7 16. Rh3 Bxh3 *", + "Moves": "h5f7 g8h8 e5g6", + "MovesSAN": "Qxf7+ Kh8 Ng6#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "4rrk1/2p3p1/1p2p3/6qp/4P3/1PP1N3/P1B1QnPK/3R1R2 b - - 1 30", + "PGN": "1. e4 e5 2. Bd3 Nc6 3. Qe2 Nf6 4. c3 Bc5 5. Bc2 O-O 6. h3 d5 7. d3 dxe4 8. dxe4 Be6 9. Nf3 b5 10. Ng5 Bc4 11. Qf3 h6 12. b3 Be6 13. Nxe6 fxe6 14. O-O Nd5 15. Qe2 Nf4 16. Qxb5 Ne2+ 17. Qxe2 Qf6 18. Nd2 Rad8 19. Nf3 Ne7 20. Be3 Bb6 21. Rad1 Ng6 22. Nh2 Rde8 23. Ng4 Qh4 24. Bxb6 axb6 25. Qc4 Nf4 26. Nxe5 Qg5 27. Ng4 h5 28. Ne3 Nxh3+ 29. Kh2 Nxf2 30. Qe2 *", + "Moves": "g5h4 h2g1 h4h1", + "MovesSAN": "Qh4+ Kg1 Qh1#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "k5r1/pp5p/3Q4/4np2/5q2/8/PPP5/1K1R4 w - - 1 33", + "PGN": "1. d4 f5 2. h3 Nf6 3. g4 fxg4 4. hxg4 Nxg4 5. Nf3 d6 6. e4 Nc6 7. d5 Nce5 8. Nxe5 Nxe5 9. f4 Bg4 10. Be2 Bxe2 11. Qxe2 Nd7 12. Qh5+ g6 13. Qe2 Nf6 14. Nc3 Bg7 15. f5 Qd7 16. Bg5 O-O-O 17. O-O-O gxf5 18. e5 dxe5 19. Qxe5 Rhg8 20. Qd4 Kb8 21. Qb4 Rde8 22. Rhe1 Qd6 23. Qa4 Ng4 24. Bf4 Qa6 25. Qd7 Qc4 26. Nb5 Qxf4+ 27. Kb1 Be5 28. d6 Bxd6 29. Nxd6 cxd6 30. Rxe7 Rxe7 31. Qxe7 Ne5 32. Qxd6+ Ka8 *", + "Moves": "d6d8 g8d8 d1d8", + "MovesSAN": "Qd8+ Rxd8 Rxd8#", + "Themes": "backRankMate endgame mate mateIn2 sacrifice short" + }, + { + "FEN": "2b3k1/1p2rppp/2p1p3/8/4P3/1PP5/4NPPP/3R2K1 w - - 0 18", + "PGN": "1. d4 d5 2. c4 dxc4 3. e4 e6 4. Bxc4 Nc6 5. Nc3 Qxd4 6. Qxd4 Nxd4 7. Bb3 Nxb3 8. axb3 Bb4 9. Be3 c6 10. Rxa7 Rxa7 11. Bxa7 Ne7 12. Ne2 O-O 13. O-O Bd7 14. Rd1 Bxc3 15. bxc3 Bc8 16. Bc5 Re8 17. Bxe7 Rxe7 *", + "Moves": "d1d8 e7e8 d8e8", + "MovesSAN": "Rd8+ Re8 Rxe8#", + "Themes": "backRankMate endgame fork mate mateIn2 short" + }, + { + "FEN": "2q4r/1p1b1k1p/1p1PN1p1/5p2/2r2P2/P1Q5/2P3PP/3R2K1 w - - 2 36", + "PGN": "1. d4 c5 2. dxc5 Qa5+ 3. Nc3 Qxc5 4. e4 Nc6 5. Be3 Qb4 6. a3 Qa5 7. b4 Qd8 8. b5 Na5 9. b6 e6 10. Nb5 axb6 11. Bf4 d6 12. Bxd6 Bxd6 13. Nxd6+ Kf8 14. Nf3 f6 15. e5 Nh6 16. Qd2 Nf7 17. Rd1 Nxd6 18. exd6 Bd7 19. Be2 Kf7 20. O-O Re8 21. Nd4 Rc8 22. Bh5+ g6 23. Qh6 Rh8 24. Bf3 Qf8 25. Qh3 Rc5 26. Rfe1 Qe8 27. Bg4 f5 28. Be2 Kg7 29. f4 Nc4 30. Qc3 e5 31. Bxc4 Qc8 32. Rxe5 Rxc4 33. Re7+ Kg8 34. Rg7+ Kxg7 35. Ne6+ Kf7 *", + "Moves": "c3g7 f7e6 g7e7", + "MovesSAN": "Qg7+ Kxe6 Qe7#", + "Themes": "mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "r7/1p1R4/5kp1/8/6n1/4P2P/2P2PP1/6K1 b - - 0 31", + "PGN": "1. d4 e5 2. dxe5 Nc6 3. Nf3 Qe7 4. Bg5 Qb4+ 5. Bd2 Qxb2 6. Nc3 Nb4 7. Nd4 c5 8. Rb1 Qa3 9. Ndb5 Qa5 10. e3 a6 11. a3 axb5 12. axb4 cxb4 13. Nxb5 Bc5 14. Nd6+ Ke7 15. Nc4 Qc7 16. Bxb4 Bxb4+ 17. Rxb4 Nh6 18. Bd3 Rd8 19. O-O d6 20. exd6+ Rxd6 21. Nxd6 Qxd6 22. Re4+ Kf8 23. Rd4 Qe7 24. Bxh7 g6 25. Qf3 Kg7 26. Bxg6 fxg6 27. Rfd1 Bg4 28. Qxg4 Nxg4 29. Rd7 Qxd7 30. Rxd7+ Kf6 31. h3 *", + "Moves": "a8a1 d7d1 a1d1", + "MovesSAN": "Ra1+ Rd1 Rxd1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "7k/8/3bNN2/ppRprP2/PP1PRnp1/K1P1p1Pp/7P/7q w - - 1 70", + "PGN": "1. e4 d6 2. Qg4 d5 3. Qd7+ Qxd7 4. e5 Qh3 5. Nf3 Nf6 6. Bb5+ Bd7 7. Ng5 Kd8 8. Nxf7+ Kc8 9. Bxd7+ Nbxd7 10. Nc3 b5 11. Nd6+ Kb8 12. Na4 Nc5 13. Nb6 g6 14. Nd7+ Ncxd7 15. d4 Bh6 16. Bd2 Be3 17. Ba5 Nc5 18. Bxc7+ Kxc7 19. Ke2 a5 20. b4 Rhf8 21. Rhb1 Nh5 22. Rb3 Rf3 23. Rc3 Ng3+ 24. Kd1 Raf8 25. a4 R8f4 26. Rc1 e6 27. Rc4 Rf6 28. Rb1 Kc6 29. Rb3 Kd7 30. Rd3 Kc6 31. Rd2 Kb6 32. Kc1 h5 33. Kb2 h4 34. Rd3 g5 35. Rdc3 g4 36. Rd3 Kc6 37. Rdc3 Kd7 38. Ne8 Kc6 39. Ng7 Kb7 40. Ka3 Ka7 41. Ne8 Ka6 42. Nc7+ Kb7 43. Na6 Kb6 44. exf6 Kc6 45. f7 e5 46. f8=N e4 47. Nd7 Kd6 48. Nc7 Ke7 49. Rd3 Kf7 50. Ne6 Kg8 51. Nf6+ Kh8 52. c3 Bf4 53. Re3 Be5 54. Kb2 Rf5 55. Rf3 Nh5 56. g3 Nf4 57. Kc2 Ng2 58. Rf4 e3 59. Kd1 Bd6 60. Ke2 Be5 61. f3 Bd6 62. Re4 Re5 63. f4 Ne1 64. f5 Ned3 65. Kd1 Nf4 66. Kc2 Qf1 67. Kb2 Qf3 68. Ka3 h3 69. Rxc5 Qh1 *", + "Moves": "c5c8 d6f8 c8f8", + "MovesSAN": "Rc8+ Bf8 Rxf8#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "6k1/p4ppp/8/4p3/2R5/P2rpPP1/6P1/6K1 w - - 0 31", + "PGN": "1. e4 e5 2. Bc4 Nf6 3. d3 c6 4. a3 d5 5. exd5 cxd5 6. Ba2 Nc6 7. Nd2 Bc5 8. Nb3 Bb6 9. Be3 d4 10. Bd2 O-O 11. f3 Nd5 12. Ne2 Ne3 13. Bxe3 dxe3 14. O-O Qg5 15. Qe1 Bh3 16. Qg3 Qxg3 17. hxg3 Be6 18. Kh1 Nd4 19. Rfe1 Nxc2 20. Rac1 Nxe1 21. Rxe1 Rac8 22. Nc3 Bxb3 23. Bxb3 Bd4 24. Rc1 b5 25. Rc2 Bxc3 26. bxc3 Rc6 27. c4 bxc4 28. Bxc4 Rd8 29. Kg1 Rxc4 30. Rxc4 Rxd3 *", + "Moves": "c4c8 d3d8 c8d8", + "MovesSAN": "Rc8+ Rd8 Rxd8#", + "Themes": "backRankMate endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "8/5k2/1R4pp/4PP2/6PK/1Pr4P/8/8 b - - 0 46", + "PGN": "1. d4 c6 2. Bf4 d5 3. e3 Nf6 4. Nd2 Bf5 5. c4 dxc4 6. Bxc4 e6 7. Ngf3 Nbd7 8. Qb3 Qb6 9. O-O Be7 10. Ne5 h6 11. h3 Nxe5 12. Bxe5 Qxb3 13. axb3 O-O 14. Ra2 Ne4 15. Nf3 Bd6 16. Rfa1 a6 17. Bh2 Bxh2+ 18. Kxh2 Nd6 19. Be2 f6 20. b4 Kf7 21. g4 Be4 22. Nd2 Bd5 23. Ra5 Ra7 24. f3 e5 25. e4 Be6 26. dxe5 fxe5 27. Rxe5 Re8 28. f4 Bd7 29. Rxe8 Bxe8 30. e5 Nb5 31. Nc4 Bd7 32. Nd6+ Ke6 33. Nxb5 cxb5 34. Rc1 b6 35. Rd1 a5 36. Rd6+ Ke7 37. Rxb6 axb4 38. Bxb5 Bxb5 39. Rxb5 Ra4 40. b3 Ra2+ 41. Kg3 Rc2 42. Rxb4 Rc3+ 43. Kh4 g6 44. Rb7+ Ke6 45. Rb6+ Kf7 46. f5 *", + "Moves": "g6g5 h4h5 c3h3", + "MovesSAN": "g5+ Kh5 Rxh3#", + "Themes": "deflection endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "r4r1k/pb4pp/4p3/2n3P1/5R1P/PP6/2p5/5RK1 w - - 0 32", + "PGN": "1. e4 Nf6 2. d3 Nc6 3. c4 e6 4. f4 d5 5. e5 Nd7 6. d4 Be7 7. Nf3 Bh4+ 8. g3 Be7 9. Nc3 Nb6 10. c5 Nd7 11. a3 b6 12. b3 bxc5 13. Bb5 Bb7 14. Be3 O-O 15. O-O cxd4 16. Nxd4 Nxd4 17. Bxd4 c5 18. Bf2 Qc7 19. Bd3 Rfd8 20. g4 f6 21. g5 fxe5 22. Qh5 e4 23. Bc2 Qxf4 24. h4 d4 25. Bxd4 cxd4 26. Rxf4 Bc5 27. Nxe4 d3+ 28. Nxc5 Nxc5 29. Raf1 dxc2 30. Qf7+ Kh8 31. Qf8+ Rxf8 *", + "Moves": "f4f8 a8f8 f1f8", + "MovesSAN": "Rxf8+ Rxf8 Rxf8#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "6k1/pp3rpp/2b5/4Pq2/8/1P4Q1/P5PP/R4R1K b - - 0 32", + "PGN": "1. e4 e5 2. d3 d6 3. Be2 c6 4. Nf3 Nf6 5. O-O Be7 6. c3 O-O 7. Nbd2 Be6 8. b3 Nbd7 9. c4 d5 10. exd5 cxd5 11. cxd5 Bxd5 12. d4 e4 13. Ne5 Nxe5 14. dxe5 Nd7 15. f4 Bc5+ 16. Kh1 e3 17. Nc4 Qh4 18. Nxe3 Bc6 19. Bc4 Rad8 20. e6 Ne5 21. exf7+ Nxf7 22. Bxf7+ Kxf7 23. Qe2 Rfe8 24. Qc4+ Kf8 25. Qxc5+ Kg8 26. Nf5 Qh3 27. Qf2 Qxf5 28. Bb2 Re7 29. Qh4 Rde8 30. Be5 Rf7 31. Qg3 Rxe5 32. fxe5 *", + "Moves": "f5f1 a1f1 f7f1", + "MovesSAN": "Qxf1+ Rxf1 Rxf1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r6r/2pq1pk1/3p4/p2Pn1N1/Pp2Pp2/8/P1P1B3/2K3Q1 w - - 0 29", + "PGN": "1. d4 Nf6 2. Nf3 g6 3. Nc3 Bg7 4. e4 d6 5. Be3 O-O 6. Be2 Nc6 7. Qd2 e5 8. d5 Ne7 9. Bh6 Ne8 10. Bxg7 Kxg7 11. h4 h5 12. Ng5 a6 13. f3 b5 14. O-O-O b4 15. Na4 a5 16. g4 Bd7 17. b3 Bxa4 18. bxa4 Nf6 19. gxh5 Nxh5 20. Rdf1 Qd7 21. f4 Nxf4 22. Rxf4 exf4 23. h5 gxh5 24. Rxh5 Ng6 25. Qd4+ Ne5 26. Rh7+ Kf6 27. Qg1 Rh8 28. Rg7 Kxg7 *", + "Moves": "g5e6 g7f6 g1g5", + "MovesSAN": "Ne6+ Kf6 Qg5#", + "Themes": "doubleCheck mate mateIn2 middlegame short" + }, + { + "FEN": "5k2/1r4p1/6Pp/p1pN1p1P/P1P2P2/KPbR4/4r3/3R4 b - - 8 41", + "PGN": "1. e4 e5 2. Bc4 Bc5 3. d3 Nf6 4. Bg5 Be7 5. h3 Nc6 6. a3 Nd4 7. Nf3 b5 8. Bb3 Nxf3+ 9. Qxf3 d6 10. Nc3 Bb7 11. Nxb5 O-O 12. O-O-O c6 13. Nc3 d5 14. h4 d4 15. Ne2 c5 16. g4 Bc8 17. Rhg1 Qc7 18. Bd2 Rb8 19. Bc4 Be6 20. b3 Bxc4 21. dxc4 Qb7 22. Kb2 Nxe4 23. g5 Nxd2 24. Rxd2 a5 25. Qxb7 Rxb7 26. a4 Rfb8 27. Rd3 e4 28. Rh3 f6 29. g6 h6 30. Nf4 f5 31. Nd5 Bd6 32. Rb1 Be5 33. Ka2 d3 34. cxd3 exd3 35. Rxd3 Re8 36. f4 Bd4 37. h5 Re2+ 38. Ka3 Kf8 39. Rbd1 Bb2+ 40. Ka2 Bc3+ 41. Ka3 *", + "Moves": "c3b4 d5b4 c5b4", + "MovesSAN": "Bb4+ Nxb4 cxb4#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r4rk1/pp3p1p/1bb3p1/4P2R/1P2N3/P2Bp3/2P3PP/R6K w - - 0 21", + "PGN": "1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 Ne7 5. f4 c5 6. a3 Ba5 7. Nf3 cxd4 8. Nxd4 Bd7 9. Bd3 Nbc6 10. Nxc6 Bxc6 11. b4 Bb6 12. Qf3 d4 13. Ne4 Nd5 14. O-O O-O 15. f5 exf5 16. Qxf5 Qd7 17. Kh1 Qxf5 18. Rxf5 Ne3 19. Bxe3 dxe3 20. Rh5 g6 *", + "Moves": "e4f6 g8g7 h5h7", + "MovesSAN": "Nf6+ Kg7 Rxh7#", + "Themes": "hookMate kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "4r3/1Q4pk/5p2/p2P1P2/Pp4qp/1P1R1P2/6P1/4R1K1 b - - 0 38", + "PGN": "1. d4 d5 2. Nf3 Nc6 3. c4 e6 4. Nc3 Nf6 5. Bf4 Bd6 6. e3 Bxf4 7. exf4 b6 8. cxd5 exd5 9. Bb5 Bd7 10. O-O O-O 11. Qd3 a6 12. Ba4 b5 13. Bc2 Nb4 14. Qd2 Nxc2 15. Qxc2 b4 16. Ne2 a5 17. Ng3 Bb5 18. Rfd1 Re8 19. a4 Bc4 20. b3 Ba6 21. h3 h6 22. Nh2 Qd6 23. f5 Rac8 24. Ng4 Nxg4 25. hxg4 Qf4 26. Qc6 Ra8 27. Qxd5 Qxg4 28. Qc6 Reb8 29. Qxc7 Bb7 30. d5 h5 31. Qe5 h4 32. Ne4 f6 33. Qe6+ Kh7 34. Rd3 Re8 35. Qf7 Rxe4 36. Qxb7 Rae8 37. f3 Re1+ 38. Rxe1 *", + "Moves": "e8e1 g1f2 g4g3", + "MovesSAN": "Rxe1+ Kf2 Qg3#", + "Themes": "endgame killBoxMate mate mateIn2 short" + }, + { + "FEN": "4Q3/p5pk/8/4B3/1P1P4/2r3P1/5K1P/r7 b - - 4 38", + "PGN": "1. d4 d5 2. c4 e6 3. cxd5 exd5 4. Nc3 Bb4 5. Nf3 Bg4 6. e3 Qf6 7. Be2 Ne7 8. O-O O-O 9. a3 Ba5 10. b4 Bb6 11. Bb2 c6 12. Qc2 Bf5 13. e4 Be6 14. Na4 Bc7 15. Nc5 b6 16. Nxe6 Qxe6 17. exd5 Nxd5 18. Ng5 Qg6 19. Qd2 Qh6 20. g3 Re8 21. Bc1 Nd7 22. Bd3 N7f6 23. Qc2 Rac8 24. Nxf7 Qh5 25. Ng5 b5 26. Bxh7+ Nxh7 27. Nxh7 Qxh7 28. Qxc6 Nxb4 29. axb4 Bxg3 30. Qd5+ Kh8 31. fxg3 Qd3 32. Bf4 Qe2 33. Rae1 Qxe1 34. Rxe1 Rxe1+ 35. Kf2 Ra1 36. Qxb5 Rc3 37. Qe8+ Kh7 38. Be5 *", + "Moves": "a1a2 f2e1 c3c1", + "MovesSAN": "Ra2+ Ke1 Rc1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r1b2k2/4qrb1/4p3/ppppPp1R/5P2/1P2P1P1/P1P1NK2/1R5Q w - - 3 26", + "PGN": "1. Nc3 g6 2. g3 Bg7 3. Bg2 e6 4. f4 Ne7 5. Nf3 d6 6. O-O Nd7 7. e3 O-O 8. b3 f5 9. Bb2 c6 10. Na4 Nf6 11. Rb1 b5 12. Nc3 a5 13. Ne2 d5 14. h4 c5 15. h5 Nxh5 16. Kf2 Nf6 17. Rh1 h5 18. Bxf6 Rxf6 19. d4 Qc7 20. Ne5 Nc6 21. Bf3 Nxe5 22. dxe5 Rf7 23. Bxh5 gxh5 24. Rxh5 Kf8 25. Qh1 Qe7 *", + "Moves": "h5h8 g7h8 h1h8", + "MovesSAN": "Rh8+ Bxh8 Qxh8#", + "Themes": "mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "8/5Qpk/7p/4p3/P3PnN1/5P1P/3q2r1/7K w - - 2 34", + "PGN": "1. d4 d5 2. c4 c6 3. Nc3 dxc4 4. a4 Nf6 5. e4 Nbd7 6. Bxc4 e5 7. d5 Bb4 8. f3 Nc5 9. Ne2 O-O 10. O-O cxd5 11. Nxd5 Nxd5 12. Bxd5 Be6 13. Bxe6 Nxe6 14. Be3 a6 15. Qb3 Qe7 16. Rac1 Rac8 17. h3 Rfd8 18. Ng3 Bc5 19. Nf5 Qf6 20. Qxb7 Rb8 21. Qxa6 Bxe3+ 22. Nxe3 Rxb2 23. Rcd1 Qg5 24. Rxd8+ Nxd8 25. Qa7 Re2 26. Rd1 h6 27. Qb6 Ne6 28. Rd3 Nf4 29. Ng4 Nxd3 30. Qb5 Qd2 31. Qe8+ Kh7 32. Qxf7 Rxg2+ 33. Kh1 Nf4 *", + "Moves": "g4f6 h7h8 f7e8", + "MovesSAN": "Nf6+ Kh8 Qe8#", + "Themes": "endgame mate mateIn2 pin short" + }, + { + "FEN": "2r3k1/p4ppp/3Rb3/8/P2N4/4P3/2r2PPP/R5K1 b - - 2 26", + "PGN": "1. d4 b6 2. c4 Bb7 3. Nc3 c5 4. Bf4 cxd4 5. Qxd4 Nc6 6. Qd1 d6 7. Nf3 e5 8. Bg3 Nf6 9. e3 Be7 10. Bd3 O-O 11. Bc2 Ba6 12. b3 Nb4 13. O-O Nxc2 14. Qxc2 Qd7 15. Rfd1 Rac8 16. Nd5 Nxd5 17. Rxd5 b5 18. Nxe5 Qc7 19. Nf3 bxc4 20. bxc4 Qxc4 21. Qxc4 Bxc4 22. Rd4 Be6 23. Bxd6 Bxd6 24. Rxd6 Rc2 25. a4 Rfc8 26. Nd4 *", + "Moves": "c2c1 a1c1 c8c1", + "MovesSAN": "Rc1+ Rxc1 Rxc1#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "rn2k2r/ppp1pp2/3q3b/3p4/3P2Pp/2P2N2/PP2PKP1/RN1Q1B1R b kq - 0 12", + "PGN": "1. d4 Nf6 2. c3 d5 3. Bg5 Ne4 4. Bh4 g5 5. Bg3 h5 6. f3 h4 7. Bf2 Nxf2 8. Kxf2 g4 9. fxg4 Bxg4 10. h3 Qd6 11. Nf3 Bh6 12. hxg4 *", + "Moves": "d6g3 f2g1 h6e3", + "MovesSAN": "Qg3+ Kg1 Be3#", + "Themes": "mate mateIn2 opening short" + }, + { + "FEN": "R7/5ppk/2p4p/8/4N1n1/1P3N2/2r3PP/6K1 b - - 3 25", + "PGN": "1. e4 e6 2. Nc3 d5 3. exd5 exd5 4. Nf3 Nf6 5. d4 c5 6. dxc5 Bxc5 7. Be3 Bxe3 8. fxe3 Nc6 9. Bb5 O-O 10. O-O Re8 11. Re1 Ng4 12. e4 dxe4 13. Rxe4 Qxd1+ 14. Rxd1 Rxe4 15. Nxe4 Be6 16. Bxc6 bxc6 17. Nc5 Bxa2 18. b3 a5 19. Ra1 a4 20. Rxa2 h6 21. Nxa4 Re8 22. Ra1 Re2 23. Nc3 Rxc2 24. Ra8+ Kh7 25. Ne4 *", + "Moves": "c2c1 f3e1 c1e1", + "MovesSAN": "Rc1+ Ne1 Rxe1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "2k1r1n1/pp1n2p1/2pb4/3p4/3Pq3/2K2R1B/PPPN4/R1BQ4 b - - 3 22", + "PGN": "1. e4 e5 2. Nf3 d6 3. h3 c6 4. d4 f5 5. exf5 e4 6. Nfd2 Bxf5 7. g4 Bg6 8. Bg2 d5 9. O-O Nd7 10. Nc3 Qh4 11. Ne2 h5 12. Nf4 hxg4 13. Nxg6 Qh5 14. Nxh8 Qxh8 15. hxg4 O-O-O 16. f3 Bd6 17. Kf2 Qh4+ 18. Ke3 exf3 19. Rxf3 Re8+ 20. Kd3 Qxg4 21. Bh3 Qe4+ 22. Kc3 *", + "Moves": "e4e3 f3e3 e8e3", + "MovesSAN": "Qe3+ Rxe3 Rxe3#", + "Themes": "mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "4r3/pp3pk1/3Q1ppp/8/4r3/2P5/PP3PPP/3R2K1 b - - 0 21", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Bg5 Bg7 7. Bb5+ Bd7 8. Qe2 O-O 9. Bxd7 Qxd7 10. O-O h6 11. Bxf6 Bxf6 12. Rad1 Nc6 13. Nxc6 Qxc6 14. Rd3 Rac8 15. Nd5 Kg7 16. Nxf6 exf6 17. c3 Rfe8 18. Rfd1 Rxe4 19. Qd2 Rce8 20. Rxd6 Qxd6 21. Qxd6 *", + "Moves": "e4e1 d1e1 e8e1", + "MovesSAN": "Re1+ Rxe1 Rxe1#", + "Themes": "backRankMate endgame mate mateIn2 queenRookEndgame short" + }, + { + "FEN": "7r/1b1n1kpp/p2p4/q5BP/1r2P3/2N2P2/1PPQ4/2KR3R b - - 0 22", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e6 7. Be2 b5 8. a3 Bb7 9. f3 Nbd7 10. g4 Nb6 11. h4 Rc8 12. h5 Be7 13. g5 Nfd7 14. Qd2 Nc4 15. Bxc4 Rxc4 16. O-O-O b4 17. axb4 Rxb4 18. g6 Qa5 19. gxf7+ Kf8 20. Nxe6+ Kxf7 21. Ng5+ Bxg5 22. Bxg5 *", + "Moves": "a5a1 c3b1 a1b2", + "MovesSAN": "Qa1+ Nb1 Qxb2#", + "Themes": "mate mateIn2 middlegame queensideAttack short" + }, + { + "FEN": "2r2rk1/5ppp/4p3/p7/8/3RP2Q/Pb3PPP/6K1 b - - 0 26", + "PGN": "1. d4 Nf6 2. Nf3 e6 3. c4 Bb4+ 4. Bd2 a5 5. e3 O-O 6. Bd3 d5 7. O-O dxc4 8. Bxc4 c5 9. Nc3 cxd4 10. Nxd4 Nc6 11. Nxc6 bxc6 12. Qf3 Qxd2 13. Qxc6 Bd7 14. Qf3 Qxb2 15. Ne4 Qe5 16. Nxf6+ Qxf6 17. Qg3 Qg6 18. Qf3 Rac8 19. Rac1 Bc6 20. Qh3 Be4 21. Rfd1 Ba3 22. Rc3 Bb2 23. Rb3 Bc2 24. Bd3 Bxd3 25. Rbxd3 Qxd3 26. Rxd3 *", + "Moves": "c8c1 d3d1 c1d1", + "MovesSAN": "Rc1+ Rd1 Rxd1#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "5k2/8/5pP1/5P1K/p3r3/P2R4/r7/5R2 b - - 3 46", + "PGN": "1. c4 c5 2. g3 d6 3. Bg2 g6 4. Nf3 Nf6 5. O-O Bg7 6. e3 Bf5 7. d4 cxd4 8. Nxd4 Bg4 9. Qa4+ Bd7 10. Qb3 Nc6 11. Qxb7 Rb8 12. Nxc6 Bxc6 13. Qxc6+ Nd7 14. Nc3 O-O 15. Rb1 Bxc3 16. b3 Bg7 17. Bb2 Ne5 18. Qa6 Qd7 19. f4 Ng4 20. Bxg7 Kxg7 21. Rbe1 Rb6 22. Qa5 Rc8 23. e4 Rc5 24. Qc3+ e5 25. Bh3 h5 26. f5 d5 27. Bxg4 hxg4 28. Qxe5+ f6 29. Qf4 dxc4 30. Qxg4 g5 31. Rd1 Qe7 32. bxc4 Rxc4 33. Qh5 Rd6 34. Qg6+ Kf8 35. Rb1 Rd8 36. h4 gxh4 37. gxh4 Rxe4 38. h5 Qg7 39. Kh2 Rd2+ 40. Kg3 Qxg6+ 41. hxg6 Re7 42. a3 Ra2 43. Rb3 a5 44. Kg4 a4 45. Rd3 Re4+ 46. Kh5 *", + "Moves": "a2h2 d3h3 h2h3", + "MovesSAN": "Rh2+ Rh3 Rxh3#", + "Themes": "endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "6k1/5p1p/p4np1/1p1p1N2/8/6QP/1q4P1/5B1K w - - 0 29", + "PGN": "1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 O-O 6. Rc1 Nbd7 7. Nf3 b6 8. cxd5 exd5 9. Nb5 Bb4+ 10. Nd2 c5 11. a3 Ba5 12. Be2 a6 13. Nd6 Qe7 14. Nxc8 Rfxc8 15. Bxf6 Nxf6 16. O-O cxd4 17. Rxc8+ Rxc8 18. b4 dxe3 19. fxe3 Qxe3+ 20. Kh1 Qxa3 21. bxa5 Qxa5 22. Nb3 Qa3 23. Qd3 b5 24. h3 Qb4 25. Nd4 Qb2 26. Nf5 Rc1 27. Qg3 Rxf1+ 28. Bxf1 g6 *", + "Moves": "g3b8 f6e8 b8e8", + "MovesSAN": "Qb8+ Ne8 Qxe8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r4rk1/1pp3p1/8/p2pP1R1/3P1n2/2P5/PPN3PP/5RK1 b - - 2 24", + "PGN": "1. e4 e5 2. f4 exf4 3. Nf3 d5 4. e5 Nc6 5. d4 Bf5 6. Bxf4 Nge7 7. Be2 Ng6 8. Be3 Be4 9. O-O Be7 10. Bd3 Bxd3 11. Qxd3 O-O 12. c3 h6 13. Qd1 Bg5 14. Bxg5 hxg5 15. Qd2 g4 16. Ng5 Nce7 17. Na3 Qd7 18. Nc2 Nf5 19. Qf4 a5 20. Qxg4 f6 21. Qxf5 Qxf5 22. Rxf5 fxg5 23. Rxg5 Nf4 24. Rf1 *", + "Moves": "f4e2 g1h1 f8f1", + "MovesSAN": "Ne2+ Kh1 Rxf1#", + "Themes": "backRankMate deflection discoveredAttack endgame mate mateIn2 short" + }, + { + "FEN": "r1b3k1/ppR3pp/4p3/4B3/1q1n4/1B1Q2P1/PP4PP/7K b - - 6 22", + "PGN": "1. e4 e6 2. Nc3 Ne7 3. Nf3 d5 4. d4 dxe4 5. Nxe4 Nd5 6. Bc4 Be7 7. O-O O-O 8. Bb3 f5 9. Ng3 Bh4 10. Nxh4 Qxh4 11. c4 f4 12. cxd5 fxg3 13. fxg3 Rxf1+ 14. Qxf1 Qe4 15. d6 Qxd4+ 16. Kh1 Qxd6 17. Bf4 Qc6 18. Rc1 Qb6 19. Rxc7 Nc6 20. Qe2 Nd4 21. Qd3 Qb4 22. Be5 *", + "Moves": "b4e1 d3f1 e1f1", + "MovesSAN": "Qe1+ Qf1 Qxf1#", + "Themes": "fork mate mateIn2 middlegame short" + }, + { + "FEN": "r1b2Nk1/pp1n2pp/2p4q/3P4/2P2b2/4B3/PPQ1BP1P/R2R2K1 b - - 0 22", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 Ne4 5. Qc2 d5 6. e3 c6 7. Bd3 Ng5 8. Nxg5 Qxg5 9. O-O Qh4 10. e4 O-O 11. Be3 dxe4 12. Nxe4 f5 13. g3 Qh5 14. Be2 Qg6 15. Nd2 Bd6 16. Nf3 Nd7 17. Rfd1 Qf7 18. d5 f4 19. Ng5 Qf6 20. gxf4 Qh6 21. Nxe6 Bxf4 22. Nxf8 *", + "Moves": "h6h2 g1f1 h2h1", + "MovesSAN": "Qxh2+ Kf1 Qh1#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "4r1k1/1p3rp1/2pppq1p/2b1P3/p3P1Q1/P1PP4/1P1B2PP/4RR1K b - - 0 21", + "PGN": "1. e4 e5 2. Nc3 Nc6 3. Bc4 Nf6 4. Nf3 Bb4 5. O-O Nd4 6. d3 d6 7. Ng5 O-O 8. Nd5 Be6 9. Nxf6+ Qxf6 10. Qh5 h6 11. Bxe6 Nxe6 12. Nxe6 fxe6 13. Qg4 Bc5 14. Bd2 a5 15. Kh1 a4 16. a3 Rf7 17. f3 Bd4 18. c3 Bc5 19. Rae1 Re8 20. f4 c6 21. fxe5 *", + "Moves": "f6f1 e1f1 f7f1", + "MovesSAN": "Qxf1+ Rxf1 Rxf1#", + "Themes": "backRankMate mate mateIn2 middlegame short" + }, + { + "FEN": "r4rk1/1pp3p1/3p4/4p3/1n4B1/4qPQP/P1b4K/R5R1 w - - 0 25", + "PGN": "1. e4 Nf6 2. Nc3 e5 3. Nf3 Bb4 4. Bc4 d6 5. O-O Bxc3 6. dxc3 O-O 7. Bd3 Nc6 8. Bg5 h6 9. Bxf6 Qxf6 10. b4 Bg4 11. Be2 Ne7 12. h3 Bd7 13. Nd2 Qg6 14. g4 h5 15. Kh2 hxg4 16. Bxg4 f5 17. exf5 Bxf5 18. f3 Bxc2 19. Qe1 a5 20. Rg1 axb4 21. cxb4 Nd5 22. Qg3 Qh6 23. Nc4 Nxb4 24. Ne3 Qxe3 *", + "Moves": "g4e6 f8f7 g3g7", + "MovesSAN": "Be6+ Rf7 Qxg7#", + "Themes": "discoveredAttack mate mateIn2 middlegame pin short" + }, + { + "FEN": "4r1k1/rN3p1p/p5p1/3B4/1p6/5Q1P/Pp3PPK/4q3 w - - 0 29", + "PGN": "1. d4 c5 2. d5 d6 3. e4 Nf6 4. Bd3 e6 5. c4 exd5 6. cxd5 Be7 7. Nc3 O-O 8. Nf3 a6 9. O-O Nbd7 10. Re1 b5 11. Bf4 Nh5 12. Qd2 Nxf4 13. Qxf4 Bf6 14. e5 dxe5 15. Nxe5 Nxe5 16. Rxe5 Bxe5 17. Qxe5 c4 18. Bc2 Re8 19. Qh5 g6 20. Qf3 Qe7 21. h3 Bb7 22. Be4 Qe5 23. Re1 b4 24. Na4 Bxd5 25. Bxd5 Qxe1+ 26. Kh2 Ra7 27. Nc5 c3 28. Nb7 cxb2 *", + "Moves": "f3f7 g8h8 f7f6", + "MovesSAN": "Qxf7+ Kh8 Qf6#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "1k3bnr/p1p2ppp/Q1p1p3/1N6/P7/5q1P/1PPr1P2/R3KR2 w Q - 0 16", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 Nc6 5. Bd2 Bf5 6. Bb5 O-O-O 7. Bxc6 bxc6 8. Nf3 Bg4 9. h3 Qh5 10. Qe2 Bxf3 11. Qa6+ Kb8 12. gxf3 Qxf3 13. Rf1 e6 14. a4 Rxd4 15. Nb5 Rxd2 *", + "Moves": "a6a7 b8c8 a7c7", + "MovesSAN": "Qxa7+ Kc8 Qxc7#", + "Themes": "mate mateIn2 middlegame queensideAttack short" + }, + { + "FEN": "4r2k/p1qb2pp/8/1ppB4/3r2n1/7P/PPP1Q3/4RRK1 w - - 1 26", + "PGN": "1. d4 f5 2. Nc3 Nf6 3. Nf3 d5 4. g3 e6 5. Bg2 c6 6. Bf4 Bd6 7. Bg5 Nbd7 8. e3 O-O 9. Ne2 Qc7 10. Nf4 Nb6 11. Nxe6 Bxe6 12. Qd3 Ne4 13. Bf4 Bxf4 14. exf4 Nd7 15. O-O b5 16. Nd2 Ndf6 17. f3 Nxd2 18. Qxd2 c5 19. Rae1 Rae8 20. g4 fxg4 21. fxg4 Nxg4 22. Bf3 Rxf4 23. h3 Rxd4 24. Qe2 Bd7 25. Bxd5+ Kh8 *", + "Moves": "e2e8 d7e8 e1e8", + "MovesSAN": "Qxe8+ Bxe8 Rxe8#", + "Themes": "backRankMate mate mateIn2 middlegame short" + }, + { + "FEN": "1k4rr/p4p1p/2Q1q3/1N6/4p3/5bP1/PP3P1P/R5K1 w - - 3 31", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nc3 Bb4 6. Nxc6 bxc6 7. Bd3 d5 8. exd5 cxd5 9. O-O c6 10. Bg5 Bd6 11. Re1+ Be6 12. Bf5 Qd7 13. Bxf6 gxf6 14. Qh5 O-O-O 15. Bd3 Bg4 16. Qh6 Be5 17. Na4 Qd6 18. g3 Rdg8 19. Qe3 d4 20. Qd2 Bf3 21. Bf5+ Kb8 22. Rxe5 fxe5 23. Qd3 Qd5 24. c4 dxc3 25. Qxc3 e4 26. Qb4+ Qb5 27. Qd6+ Ka8 28. Nc3 Qxf5 29. Qxc6+ Kb8 30. Nb5 Qe6 *", + "Moves": "c6c7 b8a8 c7a7", + "MovesSAN": "Qc7+ Ka8 Qxa7#", + "Themes": "mate mateIn2 middlegame queensideAttack short" + }, + { + "FEN": "3r2k1/3NRppp/8/p2n2P1/8/r7/5P1P/4R1K1 w - - 3 30", + "PGN": "1. e4 e6 2. Nf3 d5 3. exd5 exd5 4. Nc3 c5 5. d3 d4 6. Ne2 Nf6 7. g3 Be7 8. Bg2 Nc6 9. O-O O-O 10. Bd2 a5 11. a3 b5 12. Re1 Bg4 13. Nh4 c4 14. Bxc6 Rb8 15. dxc4 bxc4 16. Bf4 Rb6 17. Bf3 Bxf3 18. Nxf3 d3 19. cxd3 cxd3 20. Nc1 d2 21. Qxd2 Qxd2 22. Bxd2 Rxb2 23. Nd3 Rb3 24. Rxe7 Rxd3 25. Ne5 Rxd2 26. Re1 Ra2 27. g4 Rxa3 28. g5 Nd5 29. Nd7 Rd8 *", + "Moves": "e7e8 d8e8 e1e8", + "MovesSAN": "Re8+ Rxe8 Rxe8#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "2bqr1k1/r4ppp/p1p2b2/2pp4/8/2PPQN2/PP3PPP/RN2R1K1 w - - 0 15", + "PGN": "1. e4 c5 2. Nf3 d6 3. Bc4 e6 4. O-O Nc6 5. c3 d5 6. exd5 exd5 7. Re1+ Be7 8. Bb5 Nf6 9. Bxc6+ bxc6 10. Qe2 a6 11. d3 Ra7 12. Bg5 O-O 13. Qe3 Re8 14. Bxf6 Bxf6 *", + "Moves": "e3e8 d8e8 e1e8", + "MovesSAN": "Qxe8+ Qxe8 Rxe8#", + "Themes": "backRankMate mate mateIn2 middlegame short" + }, + { + "FEN": "r5k1/1R3pp1/p2p3p/3r4/1P6/P3P3/4RPPP/6K1 b - - 0 24", + "PGN": "1. d4 e5 2. c4 exd4 3. Qxd4 Nc6 4. Qd1 Nf6 5. Nf3 Bb4+ 6. Bd2 Qe7 7. e3 O-O 8. Be2 Ne4 9. O-O d6 10. a3 Bxd2 11. Nbxd2 Bf5 12. b4 a6 13. Rc1 Qf6 14. Nxe4 Bxe4 15. Bd3 Rfe8 16. Re1 Bf5 17. Bxf5 Qxf5 18. Nd4 Nxd4 19. Qxd4 h6 20. Re2 Re4 21. Qd5 Qxd5 22. cxd5 Re5 23. Rxc7 Rxd5 24. Rxb7 *", + "Moves": "d5d1 e2e1 d1e1", + "MovesSAN": "Rd1+ Re1 Rxe1#", + "Themes": "backRankMate endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "4k3/N2b4/1P2p1pp/2R1P3/r6P/7p/5P1P/6K1 b - - 0 33", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. c3 Nf6 4. Bd3 d5 5. e5 Ng4 6. Qe2 Qc7 7. Bb5 Bd7 8. Bxc6 Bxc6 9. d4 h5 10. O-O e6 11. Nbd2 Nh6 12. dxc5 Bxc5 13. Nb3 Be7 14. Nbd4 Rg8 15. Bxh6 gxh6 16. b4 h4 17. b5 Bd7 18. Rac1 h3 19. g3 Bc5 20. c4 dxc4 21. Rxc4 b6 22. Rfc1 Qd8 23. Qe4 Rc8 24. Qh7 Rg6 25. Nh4 Qxh4 26. Qxg6 fxg6 27. gxh4 Ke7 28. a4 Rf8 29. Rxc5 bxc5 30. Rxc5 Rf4 31. Nc6+ Ke8 32. Nxa7 Rxa4 33. b6 *", + "Moves": "a4a1 c5c1 a1c1", + "MovesSAN": "Ra1+ Rc1 Rxc1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "2k4r/1p4pp/pPq1p3/2b3B1/2P1n3/7P/3Q1PP1/3R2K1 w - - 1 29", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd6 4. d4 Nc6 5. Nf3 Bg4 6. Be2 O-O-O 7. Ne4 Qb4+ 8. c3 Qa5 9. b4 Qb6 10. b5 Nb8 11. a4 Qe6 12. a5 Qxe4 13. b6 cxb6 14. axb6 a6 15. O-O Nf6 16. Re1 Qd5 17. c4 Qd7 18. d5 e6 19. Ne5 Bxe2 20. Qxe2 Qe7 21. Bg5 Nbd7 22. Nxd7 Qxd7 23. dxe6 fxe6 24. Rad1 Qc6 25. Rxd8+ Kxd8 26. Rd1+ Kc8 27. Qd2 Bc5 28. h3 Ne4 *", + "Moves": "d2d8 h8d8 d1d8", + "MovesSAN": "Qd8+ Rxd8 Rxd8#", + "Themes": "mate mateIn2 middlegame queensideAttack sacrifice short" + }, + { + "FEN": "2kb4/1p3Q2/p1b5/P7/1PN1p3/4B1KP/5P2/q7 b - - 0 35", + "PGN": "1. d4 d5 2. Nf3 c5 3. dxc5 Qa5+ 4. c3 Qxc5 5. e3 e6 6. Bd3 Nf6 7. Bd2 Be7 8. Qe2 Qb6 9. b4 Qc7 10. a4 a6 11. h3 Bd7 12. a5 Bc6 13. O-O Nbd7 14. Na3 e5 15. Nh2 Bd6 16. Ng4 h5 17. Nxf6+ gxf6 18. Bf5 Rg8 19. Bxd7+ Qxd7 20. Kh1 d4 21. e4 f5 22. cxd4 fxe4 23. Be3 Bc7 24. Rfd1 O-O-O 25. Rac1 Qe7 26. Qc4 exd4 27. Rxd4 Qe5 28. Rxd8+ Kxd8 29. Rd1+ Kc8 30. g3 h4 31. Qxf7 Rd8 32. Rxd8+ Bxd8 33. Nc4 Qa1+ 34. Kh2 hxg3+ 35. Kxg3 *", + "Moves": "a1g1 g3f4 g1g5", + "MovesSAN": "Qg1+ Kf4 Qg5#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "2k1r3/1p3R2/p1p5/4r2p/2P2p2/P1N3p1/1P4P1/3R2K1 b - - 1 33", + "PGN": "1. e4 e5 2. Nf3 d5 3. d3 dxe4 4. dxe4 Qxd1+ 5. Kxd1 Nc6 6. a3 Bg4 7. Be2 Nf6 8. Nc3 O-O-O+ 9. Bd2 Bc5 10. Rf1 Rd7 11. h3 Rhd8 12. hxg4 Nxg4 13. Nd5 Nxf2+ 14. Ke1 Nxe4 15. c4 Nxd2 16. Kxd2 e4 17. Ng5 Nd4 18. Rad1 f6 19. Nxe4 Bf8 20. Ke1 Nxe2 21. Kxe2 Re8 22. Kf3 c6 23. Ndc3 Rde7 24. Rde1 Re5 25. Rd1 f5 26. Nd6+ Bxd6 27. Rxd6 g5 28. Kf2 a6 29. Kg1 h5 30. Rfd1 g4 31. Rh6 f4 32. Rh7 g3 33. Rf7 *", + "Moves": "e5e1 d1e1 e8e1", + "MovesSAN": "Re1+ Rxe1 Rxe1#", + "Themes": "endgame master mate mateIn2 short" + }, + { + "FEN": "1k1r3r/2R2pp1/1q1Npn1p/3pB3/1nP5/4PNPP/2PPQP2/4KR2 b - - 0 22", + "PGN": "1. b3 e6 2. e3 d5 3. Bb2 Nf6 4. g3 c5 5. h3 b6 6. Nc3 Ba6 7. Nf3 Bxf1 8. Rxf1 Nc6 9. a3 Qd7 10. Qe2 a6 11. Na4 Qc7 12. Ng5 h6 13. Nf3 b5 14. Nc3 O-O-O 15. a4 c4 16. axb5 axb5 17. Nxb5 Qb7 18. bxc4 Nb4 19. Ra7 Qb6 20. Rc7+ Kb8 21. Be5 Bd6 22. Nxd6 *", + "Moves": "b4c2 e1d1 b6b1", + "MovesSAN": "Nxc2+ Kd1 Qb1#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "r2q3r/1p1nk1pp/2p5/p3p1N1/P1Q3P1/2P1P3/1P6/RN3nK1 w - - 0 19", + "PGN": "1. e4 e5 2. Nf3 Bc5 3. Bc4 d6 4. O-O Bg4 5. h3 Bh5 6. Qe2 Nd7 7. c3 Ngf6 8. d3 c6 9. Bb3 a5 10. a4 d5 11. Be3 Bxe3 12. fxe3 dxe4 13. dxe4 Nxe4 14. g4 Bxg4 15. hxg4 Ng3 16. Bxf7+ Kxf7 17. Qc4+ Ke7 18. Ng5 Nxf1 *", + "Moves": "c4e6 e7f8 e6f7", + "MovesSAN": "Qe6+ Kf8 Qf7#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "5k2/5rp1/6K1/5PRP/8/8/8/8 b - - 2 65", + "PGN": "1. d4 c5 2. e3 cxd4 3. exd4 e6 4. c3 d5 5. Bf4 h6 6. h3 Bd6 7. Bh2 Qc7 8. Nf3 Nf6 9. Be2 Bxh2 10. Nxh2 Ne4 11. O-O a6 12. Nd2 Qf4 13. Nxe4 Qxe4 14. Bd3 Qf4 15. Nf3 O-O 16. Qb3 Qc7 17. Rac1 Nc6 18. c4 dxc4 19. Rxc4 Qd7 20. Rd1 b5 21. Rcc1 Kh8 22. Be4 Bb7 23. Qc3 Ne7 24. Ne5 Qc8 25. Qxc8 Raxc8 26. Bxb7 Rxc1 27. Rxc1 a5 28. Rc7 Nf5 29. Nxf7+ Kg8 30. Ne5 Nxd4 31. Bc6 Nxc6 32. Nxc6 a4 33. Ne7+ Kh7 34. Rc5 Re8 35. Nc6 Rc8 36. Rc3 Rc7 37. Nd4 Rd7 38. Nxb5 Rd2 39. Na3 Rxb2 40. Rc2 Rb4 41. g4 Kg6 42. Kg2 Kg5 43. Kg3 h5 44. Rc5+ Kf6 45. Rc4 Rb2 46. Rxa4 hxg4 47. Rxg4 Rxa2 48. Nc4 Rc2 49. Rf4+ Ke7 50. Ne3 Rc3 51. Rf3 Rc5 52. Kg4 Ke8 53. h4 Ke7 54. Nf5+ exf5+ 55. Rxf5 Rc4+ 56. Kg5 Rc2 57. h5 Rc1 58. Rf4 Rg1+ 59. Rg4 Rf1 60. f4 Rd1 61. Kg6 Kf8 62. Kh7 Rd5 63. Rg5 Rd7 64. f5 Rf7 65. Kg6 *", + "Moves": "f7f6 g6h7 f6h6", + "MovesSAN": "Rf6+ Kh7 Rh6#", + "Themes": "endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "4r3/6R1/8/5p1k/3r4/6K1/1P1p2P1/3R4 w - - 8 46", + "PGN": "1. d4 d5 2. Nc3 Nf6 3. Bg5 e6 4. a3 Be7 5. e3 O-O 6. Bd3 h6 7. Bh4 b6 8. h3 c5 9. dxc5 bxc5 10. Nf3 c4 11. Be2 Nc6 12. O-O Bb7 13. Bg3 Bd6 14. Bxd6 Qxd6 15. Nd4 Nxd4 16. Qxd4 Rfd8 17. Bf3 e5 18. Qh4 Rab8 19. Rab1 d4 20. Bxb7 Rxb7 21. exd4 exd4 22. Ne4 Nxe4 23. Qxe4 Re7 24. Qf3 d3 25. Rbd1 Red7 26. cxd3 cxd3 27. Rfe1 d2 28. Re2 Qb6 29. Qc3 Rd3 30. Qb4 Qxb4 31. axb4 f5 32. Kf1 Kf7 33. Re3 R3d4 34. b5 g5 35. Rb3 Kf6 36. f3 h5 37. Ke2 g4 38. b6 axb6 39. Rxb6+ Kg5 40. hxg4 hxg4 41. fxg4 Kxg4 42. Rg6+ Kh5 43. Rg7 Re8+ 44. Kf2 Rf4+ 45. Kg3 Rd4 *", + "Moves": "d1h1 d4h4 h1h4", + "MovesSAN": "Rh1+ Rh4 Rxh4#", + "Themes": "endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "8/1r6/1p2pR1p/3pP1pk/PR6/1P1b3P/6PK/r7 w - - 12 39", + "PGN": "1. e4 c5 2. f4 e6 3. Nf3 Nc6 4. c3 d5 5. e5 Be7 6. d4 Qb6 7. Be2 Nh6 8. O-O cxd4 9. cxd4 Nf5 10. Kh1 Nfxd4 11. Be3 Bc5 12. Nc3 Nxe2 13. Bxc5 Nxc3 14. Bxb6 Nxd1 15. Bxa7 Rxa7 16. Rfxd1 O-O 17. Nd4 Nxd4 18. Rxd4 Bd7 19. b3 Rc8 20. Rd2 f6 21. h3 fxe5 22. fxe5 Be8 23. Rf2 Bg6 24. Raf1 Bd3 25. Rd1 Be4 26. Rd4 Rf8 27. Rfd2 b6 28. Rb4 Rb7 29. a4 Rf1+ 30. Kh2 Ra1 31. Kg3 g5 32. Kg4 h6 33. Kh5 Kg7 34. Rf2 Bg6+ 35. Kg4 Bf5+ 36. Kg3 Kg6 37. Kh2 Bd3 38. Rf6+ Kh5 *", + "Moves": "g2g4 h5h4 f6h6", + "MovesSAN": "g4+ Kh4 Rxh6#", + "Themes": "deflection endgame mate mateIn2 short" + }, + { + "FEN": "8/6k1/5pp1/1B4p1/2P1P1n1/3R4/1r4PP/6K1 b - - 6 51", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nxc6 bxc6 6. Nc3 Nf6 7. Bd3 Bb4 8. Bd2 O-O 9. a3 Ba5 10. b4 Bc7 11. O-O d5 12. Ne2 d4 13. Ng3 Bg4 14. f3 Be6 15. Bg5 h6 16. Bd2 a6 17. f4 exf4 18. Bxf4 Bxf4 19. Rxf4 Nd7 20. Nf5 Ne5 21. Qh5 Qg5 22. Qxg5 hxg5 23. Rf2 g6 24. Nxd4 Bd7 25. Nb3 Rfd8 26. Nc5 Be8 27. Rd2 a5 28. Rad1 axb4 29. axb4 Rab8 30. c3 Rd6 31. Ba6 Rxd2 32. Rxd2 f6 33. Rd6 Kg7 34. Ne6+ Kf7 35. Nc7 Bd7 36. Bd3 Ke7 37. Rd4 Rb6 38. Na8 Rb8 39. Nc7 Rc8 40. Na6 Ra8 41. Nc5 Ra1+ 42. Kf2 Be6 43. Nxe6 Kxe6 44. Bc4+ Ke7 45. b5 cxb5 46. Bxb5 Ra2+ 47. Kg1 Rb2 48. c4 Ng4 49. Rd7+ Kf8 50. Rd8+ Kg7 51. Rd3 *", + "Moves": "b2b1 d3d1 b1d1", + "MovesSAN": "Rb1+ Rd1 Rxd1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "4r1k1/4r2p/2p1b1pB/2p5/p5P1/P2P4/2P2R2/5RK1 w - - 1 33", + "PGN": "1. e4 c5 2. Nc3 Nc6 3. Bb5 Nf6 4. Bxc6 dxc6 5. d3 g6 6. Nge2 Bg7 7. O-O O-O 8. f4 e5 9. fxe5 Ng4 10. Ng3 Qh4 11. h3 Bxe5 12. Nce2 Bxg3 13. Nxg3 Qxg3 14. hxg4 Bxg4 15. Qe1 Qxe1 16. Rxe1 b6 17. Bh6 Rfe8 18. Rf1 f5 19. exf5 Bxf5 20. Rf2 Re7 21. Bg5 Ree8 22. Raf1 a5 23. Bh6 a4 24. a3 b5 25. Bf4 Rad8 26. Bc7 Rd7 27. Bb6 Rd5 28. Bc7 b4 29. Bf4 bxa3 30. bxa3 Rd7 31. Bh6 Rde7 32. g4 Be6 *", + "Moves": "f2f8 e8f8 f1f8", + "MovesSAN": "Rf8+ Rxf8 Rxf8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "5r1k/pp4pp/3Q4/8/3P3q/1PP1p3/P3R1P1/6K1 b - - 5 25", + "PGN": "1. d4 d5 2. Bf4 Nf6 3. e3 c5 4. Nf3 Nc6 5. c3 Bg4 6. Be2 Qb6 7. b3 e6 8. dxc5 Bxc5 9. Nbd2 Ne4 10. Nxe4 dxe4 11. Nd4 Bxe2 12. Qxe2 O-O 13. h4 e5 14. Nxc6 exf4 15. Nd4 Bxd4 16. exd4 e3 17. fxe3 fxe3 18. O-O Rae8 19. Rae1 Qh6 20. Qg4 f5 21. Rxf5 Rxf5 22. Qxf5 Qxh4 23. Qd5+ Kh8 24. Re2 Rf8 25. Qd6 *", + "Moves": "f8f1 g1f1 h4h1", + "MovesSAN": "Rf1+ Kxf1 Qh1#", + "Themes": "attraction endgame mate mateIn2 sacrifice short" + }, + { + "FEN": "2b2b2/6kp/p4Np1/2pQP1n1/p2p4/P2Pq3/1PP4P/5R1K w - - 0 26", + "PGN": "1. e4 c5 2. Nc3 Nc6 3. Bc4 e6 4. Nf3 g6 5. O-O Bg7 6. d3 Nge7 7. a3 a6 8. Be3 d5 9. exd5 exd5 10. Bb3 d4 11. Ng5 Ne5 12. f4 f6 13. fxe5 fxg5 14. Qf3 Nf5 15. Ba4+ b5 16. Bxg5 Qxg5 17. Qxa8 O-O 18. Ne4 Qe3+ 19. Kh1 bxa4 20. Qd5+ Kh8 21. g4 Nh4 22. Rxf8+ Bxf8 23. Rf1 Nf3 24. Nf6 Kg7 25. g5 Nxg5 *", + "Moves": "d5g8 g7h6 g8f8", + "MovesSAN": "Qg8+ Kh6 Qxf8#", + "Themes": "deflection mate mateIn2 middlegame short" + }, + { + "FEN": "1nb2q1k/4rr2/p4N1b/2p1Pp2/3p1P2/3BB3/PPP3Q1/2K3R1 w - - 0 28", + "PGN": "1. e4 g6 2. d4 e6 3. Be3 Bg7 4. Qd2 h6 5. Ne2 Ne7 6. f3 f5 7. e5 d6 8. f4 a6 9. h3 d5 10. g4 O-O 11. gxf5 exf5 12. Ng3 Kh7 13. Nc3 b6 14. Be2 Ra7 15. h4 c6 16. h5 Rc7 17. hxg6+ Nxg6 18. Bd3 Ne7 19. O-O-O Rf7 20. Rdg1 c5 21. dxc5 bxc5 22. Qg2 d4 23. Nh5 Qf8 24. Nd5 Ra7 25. Nhf6+ Kh8 26. Nxe7 Raxe7 27. Rxh6+ Bxh6 *", + "Moves": "g2g8 f8g8 g1g8", + "MovesSAN": "Qg8+ Qxg8 Rxg8#", + "Themes": "arabianMate kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "rn4k1/ppp2ppp/8/4r1B1/8/2N5/PPP2PPP/3R1K2 w - - 0 15", + "PGN": "1. e4 e5 2. Nf3 d5 3. d4 Bg4 4. Be2 dxe4 5. Nxe5 Bxe2 6. Kxe2 Bd6 7. Re1 Nf6 8. Kf1 O-O 9. Bg5 Re8 10. Nc3 Bxe5 11. dxe5 Qxd1 12. Raxd1 Nfd7 13. Rxe4 Nxe5 14. Rxe5 Rxe5 *", + "Moves": "d1d8 e5e8 d8e8", + "MovesSAN": "Rd8+ Re8 Rxe8#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "8/pb6/1p2k1p1/3p1p2/1P3P2/P4KP1/2BQN2r/8 b - - 0 36", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Bg5 c6 5. cxd5 cxd5 6. e3 Be7 7. Bd3 Nc6 8. Nge2 Nb4 9. Bb1 O-O 10. a3 Nc6 11. Qd3 g6 12. O-O b6 13. b4 Bb7 14. h4 Nh5 15. Bh6 Ng7 16. h5 f5 17. Nf4 Bg5 18. Bxg7 Bxf4 19. Bxf8 Bc7 20. Bh6 Qh4 21. Bf4 Bxf4 22. exf4 Qxf4 23. hxg6 hxg6 24. f3 Kf7 25. Ne2 Qh4 26. g3 Qh5 27. Kf2 Rh8 28. Bc2 e5 29. Rh1 Qxh1 30. Rxh1 Rxh1 31. dxe5 Nxe5 32. Qd4 Rh2+ 33. Ke3 Ke6 34. f4 Nc4+ 35. Kf3 Nd2+ 36. Qxd2 *", + "Moves": "d5d4 c2e4 b7e4", + "MovesSAN": "d4+ Be4 Bxe4#", + "Themes": "discoveredAttack endgame mate mateIn2 short" + }, + { + "FEN": "3k4/1Q3Rp1/p2b4/2N1p1q1/1Ppn4/P7/6P1/5R1K b - - 0 41", + "PGN": "1. d4 d6 2. c4 Bd7 3. Nc3 Nf6 4. e4 h6 5. f4 e6 6. Nf3 Be7 7. Bd3 Nc6 8. a3 a6 9. Bc2 Na7 10. O-O c5 11. d5 exd5 12. cxd5 Qc7 13. Be3 Ng4 14. Bc1 h5 15. h3 O-O-O 16. e5 dxe5 17. fxe5 Bf8 18. d6 Qb8 19. hxg4 hxg4 20. Ng5 Be6 21. Bf5 Nc6 22. Bxe6+ fxe6 23. Nf7 Rh5 24. Nxd8 Nxd8 25. Qxg4 Rxe5 26. Bf4 Qxd6 27. Bxe5 Qxe5 28. Rfe1 Qc7 29. Rac1 c4 30. b4 Qb6+ 31. Kh1 Kb8 32. Qf4+ Bd6 33. Qe4 e5 34. Na4 Qf2 35. Rf1 Qg3 36. Rf3 Qg5 37. Rcf1 Ne6 38. Nc5 Nd4 39. Rf8+ Kc7 40. R8f7+ Kd8 41. Qxb7 *", + "Moves": "g5h4 h1g1 d4e2", + "MovesSAN": "Qh4+ Kg1 Ne2#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "8/6pp/p2R4/kp2p1P1/4p2r/1PP5/PK6/8 w - - 0 36", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 d5 5. Nc3 dxe4 6. Be3 f5 7. Bb5 Bd7 8. Qd2 Nf6 9. O-O-O a6 10. Bxc6 Bxc6 11. Qe2 Qc8 12. Nxc6 Qxc6 13. h3 e5 14. g4 f4 15. Bd2 Bc5 16. Qc4 b5 17. Qf1 O-O-O 18. g5 Nh5 19. h4 f3 20. Qh3+ Kb7 21. Be3 Nf4 22. Qg4 Bxe3+ 23. fxe3 Ne2+ 24. Nxe2 fxe2 25. Qxe2 Rxd1+ 26. Rxd1 Rf8 27. Qg4 Rf7 28. b3 Kb6 29. Qe2 Qc3 30. Kb1 Rf3 31. Rd6+ Ka5 32. Qd2 Rxe3 33. Qxc3+ Rxc3 34. Kb2 Rh3 35. c3 Rxh4 *", + "Moves": "b3b4 a5a4 d6a6", + "MovesSAN": "b4+ Ka4 Rxa6#", + "Themes": "deflection endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "rnq1r1k1/pp2ppbp/2p3p1/8/4PQn1/1P1P2P1/PBPNN1bP/R4RK1 w - - 0 16", + "PGN": "1. g3 Nf6 2. b3 g6 3. Bb2 Bg7 4. Bg2 O-O 5. e3 c6 6. Ne2 d5 7. O-O Bg4 8. f3 Bf5 9. d3 Re8 10. e4 dxe4 11. fxe4 Bg4 12. Nd2 Qc8 13. Qe1 Bh3 14. Qf2 Ng4 15. Qf4 Bxg2 *", + "Moves": "f4f7 g8h8 f7g7", + "MovesSAN": "Qxf7+ Kh8 Qxg7#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "4r1k1/5ppp/p2p1b1q/4p2B/2Q1P3/2P3PK/PP6/1R6 w - - 4 32", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 Na5 9. Bc2 c5 10. h3 Nc6 11. d3 Bb7 12. Bg5 O-O 13. Nbd2 Re8 14. Nf1 c4 15. dxc4 bxc4 16. Qe2 Qb6 17. Bxf6 Bxf6 18. Rab1 Rac8 19. Ne3 Na5 20. Red1 Re6 21. Nd5 Bxd5 22. Rxd5 Nc6 23. Ba4 Ne7 24. Bd7 Nxd5 25. Bxc8 Nf4 26. Qxc4 Re8 27. g3 Nxh3+ 28. Kg2 Qxf2+ 29. Kxh3 Qxf3 30. Bg4 Qe3 31. Bh5 Qh6 *", + "Moves": "c4f7 g8h8 f7e8", + "MovesSAN": "Qxf7+ Kh8 Qxe8#", + "Themes": "backRankMate endgame fork mate mateIn2 short" + }, + { + "FEN": "7k/p5p1/Pp3p1p/8/2Q2r2/3Bq2P/1P4K1/8 w - - 1 49", + "PGN": "1. e4 c6 2. Nf3 d5 3. exd5 cxd5 4. d4 Nf6 5. Be2 Bg4 6. O-O Nc6 7. c3 e6 8. Bg5 h6 9. Bxf6 Qxf6 10. Nbd2 Bd6 11. h3 Bf5 12. a4 O-O 13. a5 e5 14. dxe5 Nxe5 15. Nxe5 Bxe5 16. Nf3 Qd6 17. Re1 Bf6 18. a6 b6 19. Nd4 Be6 20. Bf3 Rad8 21. Qa4 Bd7 22. Qd1 Be6 23. Nb5 Qc5 24. Nd4 Rfe8 25. Nb3 Qc4 26. Be2 Qf4 27. Nd4 Be5 28. Nf3 Bb8 29. Ra4 Qd6 30. Bb5 Re7 31. Rd4 Qc5 32. Bf1 Rde8 33. Ne5 Bxe5 34. Rxe5 Qd6 35. f4 f6 36. Re1 Qc5 37. Kh1 Bxh3 38. gxh3 Rxe1 39. Qf3 R1e3 40. Qf2 Qd6 41. Bb5 R8e4 42. Rxe4 Rxe4 43. Bd3 Rxf4 44. Qe2 Qe5 45. Qc2 Qe1+ 46. Kg2 Qe3 47. c4 dxc4 48. Qxc4+ Kh8 *", + "Moves": "c4c8 e3e8 c8e8", + "MovesSAN": "Qc8+ Qe8 Qxe8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r3r2k/1R3Qpp/5b1N/8/8/3nP3/3n1PPP/6K1 w - - 3 39", + "PGN": "1. d4 c5 2. c3 cxd4 3. cxd4 d5 4. Bf4 e6 5. e3 Nf6 6. Qa4+ Bd7 7. Qb3 Bc6 8. Bb5 Be7 9. Bxc6+ bxc6 10. Nd2 O-O 11. Rc1 Qd7 12. Ngf3 Na6 13. Ne5 Rac8 14. Nxd7 Nxd7 15. O-O Nb6 16. Nf3 c5 17. dxc5 Nxc5 18. Qa3 Nc4 19. Qxa7 Rfe8 20. b4 Nd3 21. Rc3 Nxb4 22. Rb1 Ra8 23. Qd7 Nxa2 24. Rd3 Bf6 25. Bd6 Nc3 26. Re1 Nb6 27. Qb7 Nca4 28. Nd4 Nc4 29. Bf4 e5 30. Nf5 exf4 31. Qxd5 Ncb6 32. Qf3 Nb2 33. Rb3 N6c4 34. Qxf4 Nd2 35. Rb7 Nd3 36. Qc7 Nxe1 37. Qxf7+ Kh8 38. Nh6 Nd3 *", + "Moves": "f7g8 e8g8 h6f7", + "MovesSAN": "Qg8+ Rxg8 Nf7#", + "Themes": "mate mateIn2 middlegame sacrifice short smotheredMate" + }, + { + "FEN": "r4rk1/p1b2ppp/3q1n2/1N2n3/4p3/1BP1B2P/PP2QPP1/R4RK1 b - - 5 18", + "PGN": "1. e4 d5 2. Nf3 Bg4 3. h3 Bxf3 4. Qxf3 dxe4 5. Qxe4 Nf6 6. Qxb7 Nbd7 7. Qf3 e6 8. Bc4 Be7 9. d4 O-O 10. O-O Bd6 11. c3 c5 12. Be3 cxd4 13. Bxd4 e5 14. Be3 Bc7 15. Na3 e4 16. Qe2 Ne5 17. Bb3 Qd6 18. Nb5 *", + "Moves": "e5f3 g2f3 d6h2", + "MovesSAN": "Nf3+ gxf3 Qh2#", + "Themes": "clearance kingsideAttack mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "2r1nrk1/1p6/p2p2pQ/3P2P1/3B1q2/2P5/PP5P/6K1 w - - 0 35", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. Bb5 Na5 4. O-O a6 5. Be2 Nc6 6. d4 cxd4 7. Nxd4 g6 8. Be3 Bg7 9. Nc3 d6 10. Nd5 Nf6 11. c3 O-O 12. Bf3 Nxd5 13. exd5 Ne5 14. Be2 Nd7 15. Bf3 Ne5 16. Be2 Nd7 17. Qb3 Nc5 18. Qc2 Bxd4 19. Bxd4 Bf5 20. Qd2 Ne4 21. Qh6 Nf6 22. g4 Bd7 23. g5 Ne8 24. f4 Bf5 25. Rf3 e6 26. Bd3 f6 27. Bxf5 exf5 28. Rh3 Qd7 29. Re1 fxg5 30. Re6 Qf7 31. fxg5 f4 32. Rh4 Rc8 33. Rxf4 Qxf4 34. Rxg6+ hxg6 *", + "Moves": "h6g6 e8g7 g6g7", + "MovesSAN": "Qxg6+ Ng7 Qxg7#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "8/8/4Q3/2q1p3/1p6/2k5/P3K3/8 w - - 13 66", + "PGN": "1. e4 c5 2. g3 Nc6 3. Bg2 e6 4. d3 d5 5. Nc3 d4 6. Nce2 Bd6 7. f4 Nge7 8. Nf3 O-O 9. O-O e5 10. f5 f6 11. h4 Bd7 12. g4 b5 13. g5 Kh8 14. Rf2 c4 15. Bf1 cxd3 16. cxd3 Rc8 17. Rg2 Ng8 18. Ng3 Be8 19. Nh2 b4 20. g6 hxg6 21. fxg6 Bxg6 22. h5 Bh7 23. Ng4 Qe8 24. Qf3 Nce7 25. Rh2 f5 26. exf5 Nxf5 27. Nxf5 Rxf5 28. Qd5 Qd7 29. h6 Rcf8 30. Bd2 Rxf1+ 31. Rxf1 Qxg4+ 32. Rg2 Rxf1+ 33. Kxf1 Qd1+ 34. Be1 Bxd3+ 35. Kf2 Qe2+ 36. Kg1 Qxe1+ 37. Kh2 Qh4+ 38. Kg1 Be4 39. hxg7+ Kh7 40. Qxd6 Bxg2 41. Kxg2 Qg5+ 42. Kf2 Qxg7 43. Qd5 Qf6+ 44. Ke2 Ne7 45. Qh1+ Kg6 46. Qb7 Nf5 47. Qxa7 Qd6 48. Qa8 d3+ 49. Kd2 Ng3 50. Qg8+ Kf5 51. Qxg3 Qd4 52. Qh3+ Kf6 53. Qh8+ Ke6 54. Qe8+ Kf6 55. Qf8+ Ke6 56. Qh6+ Kd5 57. Qh1+ Kc5 58. Qa8 Qxb2+ 59. Kxd3 Qc3+ 60. Ke2 Qd4 61. Qa7+ Kc4 62. Qc7+ Kd5 63. Qb7+ Kc4 64. Qc6+ Qc5 65. Qe6+ Kc3 *", + "Moves": "e6b3 c3d4 b3d3", + "MovesSAN": "Qb3+ Kd4 Qd3#", + "Themes": "endgame master mate mateIn2 queenEndgame short" + }, + { + "FEN": "r4b2/pp2pr1k/6pp/4N3/3PQ3/2P5/P5PP/q3B1K1 w - - 0 23", + "PGN": "1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Nf3 Nf6 5. Bd3 g6 6. O-O Bg7 7. Bg5 O-O 8. c3 h6 9. Bh4 Kh7 10. Qc2 Qb6 11. Nbd2 Rg8 12. Ne5 Bf8 13. Nxf7 Rg7 14. Ne5 Nc6 15. Ndf3 Nxe5 16. Nxe5 Ne4 17. f3 Bf5 18. fxe4 Bxe4 19. Bxe4 dxe4 20. Qxe4 Qxb2 21. Rf7 Qxa1+ 22. Be1 Rxf7 *", + "Moves": "e4g6 h7h8 e5f7", + "MovesSAN": "Qxg6+ Kh8 Nxf7#", + "Themes": "fork intermezzo mate mateIn2 middlegame short" + }, + { + "FEN": "r3k2r/1b3pp1/2p1B3/2q4p/8/p5PP/K1PBQP2/3R3R b kq - 1 25", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 c6 5. h3 Nf6 6. Nf3 h5 7. Bd2 Qc7 8. Bd3 b6 9. Qe2 Bb7 10. O-O-O a5 11. Ne5 e6 12. Bg5 Nbd7 13. Nxd7 Nxd7 14. g3 a4 15. a3 b5 16. Bf4 Qa5 17. Ne4 b4 18. Bd2 Nb6 19. Nc5 Bxc5 20. dxc5 Nd5 21. Bc4 Qxc5 22. Bxd5 bxa3 23. Bxe6 axb2+ 24. Kxb2 a3+ 25. Ka2 *", + "Moves": "c5c2 a2a1 c2b2", + "MovesSAN": "Qxc2+ Ka1 Qb2#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "4R3/4Qbk1/5ppp/8/1P1P3P/qr4P1/5P2/6K1 w - - 2 34", + "PGN": "1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. e3 e6 6. Nge2 Nge7 7. O-O O-O 8. d4 cxd4 9. Nxd4 d5 10. cxd5 Nxd4 11. exd4 Nxd5 12. Nxd5 exd5 13. Bf4 Be6 14. Qd2 Rc8 15. Be5 Qb6 16. Bxg7 Kxg7 17. Rac1 Rfd8 18. b3 a5 19. Qe3 Qd6 20. h4 h6 21. Rfe1 Rc6 22. Rxc6 bxc6 23. Qc3 Qa3 24. Re2 a4 25. Qxc6 axb3 26. axb3 Rc8 27. Qb6 Rc3 28. b4 Rb3 29. Qc7 Kg8 30. Bxd5 Bxd5 31. Re8+ Kg7 32. Qe5+ f6 33. Qe7+ Bf7 *", + "Moves": "e7f8 g7h7 f8f7", + "MovesSAN": "Qf8+ Kh7 Qxf7#", + "Themes": "deflection endgame mate mateIn2 short" + }, + { + "FEN": "6k1/3Q4/2p1p1Pp/p3r3/8/q1P1P1P1/P1P5/1K1R4 b - - 2 30", + "PGN": "1. d4 Nf6 2. Bg5 Ne4 3. Bh4 g5 4. f3 gxh4 5. fxe4 Nc6 6. e3 e6 7. d5 Ne5 8. dxe6 fxe6 9. Qh5+ Ng6 10. Nf3 Qf6 11. Nc3 Bb4 12. e5 Qg7 13. Nxh4 O-O 14. Bd3 Nxh4 15. Qxh4 Bxc3+ 16. bxc3 b6 17. O-O-O Bb7 18. Rhg1 Rf7 19. g4 Raf8 20. g5 Rf3 21. g6 h6 22. Rg3 a5 23. Be4 Bxe4 24. Qxe4 Rxg3 25. hxg3 c6 26. Qd4 Rf5 27. Qxb6 Rxe5 28. Qd8+ Qf8 29. Qxd7 Qa3+ 30. Kb1 *", + "Moves": "e5b5 b1a1 a3c3", + "MovesSAN": "Rb5+ Ka1 Qxc3#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "5rrk/pppn2qp/8/3P4/2PQ1R1N/6p1/P1P5/5RK1 w - - 5 25", + "PGN": "1. e4 e5 2. f4 d5 3. exd5 exf4 4. Nc3 Bd6 5. Nf3 Ne7 6. d4 O-O 7. Bd3 Bf5 8. O-O Nd7 9. Nh4 Bxd3 10. Qxd3 Nxd5 11. Nf5 Nxc3 12. bxc3 g5 13. h4 f6 14. Qc4+ Kh8 15. g3 Nb6 16. Qd3 fxg3 17. hxg5 fxg5 18. c4 Bf4 19. Bxf4 gxf4 20. Rxf4 Qg5 21. Raf1 Rg8 22. d5 Nd7 23. Nh4 Raf8 24. Qd4+ Qg7 *", + "Moves": "h4g6 h7g6 f4h4", + "MovesSAN": "Ng6+ hxg6 Rh4#", + "Themes": "clearance mate mateIn2 middlegame pin sacrifice short" + }, + { + "FEN": "8/pp3q2/3pkP2/4p1Qp/4P1b1/7B/PP5K/8 w - - 5 49", + "PGN": "1. e4 c5 2. Nf3 e6 3. g3 Nc6 4. Bg2 Nf6 5. d3 Be7 6. O-O O-O 7. Nbd2 e5 8. Re1 d6 9. h3 Re8 10. Nf1 Bf8 11. g4 g6 12. Bg5 h6 13. Bd2 Bg7 14. Qc1 Kh7 15. g5 hxg5 16. Bxg5 Be6 17. Ng3 Rh8 18. h4 Qd7 19. h5 Nxh5 20. Nxh5 gxh5 21. Nh4 f6 22. Be3 Bh3 23. Qd1 Bg4 24. f3 Be6 25. f4 Bg4 26. Qd2 Kg8 27. f5 Ne7 28. c3 Kf7 29. d4 cxd4 30. cxd4 Rhc8 31. dxe5 fxe5 32. Nf3 Bf6 33. Ng5+ Bxg5 34. Bxg5 Rc5 35. Rac1 Rac8 36. Rxc5 Rxc5 37. Rc1 Qc6 38. Rxc5 Qxc5+ 39. Kh2 Ng8 40. Bh4 Nf6 41. Qg5 Ng8 42. Qg6+ Kf8 43. f6 Qc7 44. Bg5 Qf7 45. Bh6+ Nxh6 46. Qxh6+ Ke8 47. Qg5 Kd7 48. Bh3 Ke6 *", + "Moves": "h3g4 h5g4 g5f5", + "MovesSAN": "Bxg4+ hxg4 Qf5#", + "Themes": "endgame master masterVsMaster mate mateIn2 short" + }, + { + "FEN": "8/q1knQppp/2b1p3/1P6/1R2P3/2p5/2P2PPP/6K1 b - - 0 29", + "PGN": "1. e4 b6 2. d4 Bb7 3. Nc3 d6 4. Nf3 Nd7 5. Bc4 e6 6. Be3 Qe7 7. O-O O-O-O 8. a4 a5 9. Qe2 Kb8 10. Ba6 Ba8 11. b4 axb4 12. Rfb1 c5 13. Rb2 bxc3 14. Rxb6+ Nxb6 15. Qb5 Qa7 16. Rb1 Kc7 17. dxc5 dxc5 18. Bxc5 Bxc5 19. Qxc5+ Bc6 20. Ne5 Ne7 21. Qxe7+ Rd7 22. Nxd7 Bxd7 23. Qc5+ Bc6 24. Qe7+ Bd7 25. Qc5+ Bc6 26. Qe7+ Nd7 27. Bb5 Rb8 28. Rb4 Rxb5 29. axb5 *", + "Moves": "a7a1 b4b1 a1b1", + "MovesSAN": "Qa1+ Rb1 Qxb1#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "8/8/8/8/8/4k2r/6R1/4K3 b - - 18 70", + "PGN": "1. d4 c6 2. Bf4 d5 3. e3 Qb6 4. Nd2 Nf6 5. Ngf3 Bf5 6. Be2 Qxb2 7. c4 Qa3 8. O-O e6 9. Nh4 Bb4 10. Nxf5 exf5 11. Rb1 a5 12. Qc2 a4 13. cxd5 Nxd5 14. Nc4 Qc3 15. Qxc3 Nxc3 16. Rxb4 Nxe2+ 17. Kh1 Nxf4 18. exf4 b5 19. Re1+ Kd7 20. Ne5+ Kc7 21. d5 Re8 22. Rc1 Ra6 23. Rxb5 f6 24. Nxc6 Nxc6 25. dxc6 Rxc6 26. Rcb1 Re2 27. h3 Rcc2 28. Rb7+ Kc6 29. Rxg7 Rxf2 30. Rbb7 Kd5 31. Rb5+ Ke4 32. Rb4+ Kd3 33. Rxa4 h5 34. Kh2 h4 35. Ra5 Ke4 36. Ra4+ Kd3 37. Rd7+ Ke3 38. Re7+ Kd3 39. Rd7+ Kc3 40. Rc7+ Kb2 41. Rxc2+ Kxc2 42. Ra5 Rxf4 43. Ra6 Kb2 44. Rxf6 Kxa2 45. Kg1 Kb3 46. Rg6 Kc4 47. Rd6 Kc5 48. Rd1 Rc4 49. Rf1 f4 50. Kf2 Kd5 51. Kf3 Ke5 52. Kg4 Rc3 53. Re1+ Kf6 54. Kxf4 Rg3 55. Ra1 Rxg2 56. Ra6+ Ke7 57. Kf5 Rg3 58. Ra4 Rxh3 59. Kg4 Rh1 60. Ra3 Rg1+ 61. Kxh4 Rh1+ 62. Kg3 Rc1 63. Kf2 Kd6 64. Re3 Kc5 65. Re2 Kd4 66. Re1 Rc2+ 67. Re2 Rc3 68. Ke1 Rh3 69. Rd2+ Ke3 70. Rg2 *", + "Moves": "h3h1 g2g1 h1g1", + "MovesSAN": "Rh1+ Rg1 Rxg1#", + "Themes": "endgame master mate mateIn2 rookEndgame short" + }, + { + "FEN": "r4k1r/1pq1n1pp/4Rp1B/pBbp4/P7/1PpP3Q/5P2/1N2K3 w - - 0 23", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 Nd4 4. Nxd4 exd4 5. d3 a5 6. a4 Bb4+ 7. Bd2 Qg5 8. c3 Qxg2 9. Rf1 Bc5 10. Ra2 c6 11. Bc4 d5 12. exd5 cxd5 13. Bb5+ Kf8 14. b3 Qxh2 15. Qe2 Bh3 16. Bg5 f6 17. Bc1 Bxf1 18. Qxf1 Qe5+ 19. Re2 Qd6 20. Qh3 Ne7 21. Re6 Qc7 22. Bh6 dxc3 *", + "Moves": "e6f6 f8g8 h3e6", + "MovesSAN": "Rxf6+ Kg8 Qe6#", + "Themes": "mate mateIn2 middlegame pin short" + }, + { + "FEN": "2bq4/r1k1bpp1/p1Pp4/1p3pp1/3P2n1/P4B2/2P1Q1P1/RNB2R1K b - - 0 22", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. Bc4 a6 4. a3 b5 5. Bb3 d6 6. d3 Nf6 7. Ng5 e6 8. Qf3 Be7 9. O-O Ne5 10. Qh3 h6 11. f4 Ng6 12. e5 hxg5 13. Qf3 Nd5 14. f5 exf5 15. Bxd5 Nxe5 16. Qe2 Ra7 17. b4 Kd7 18. bxc5 Rxh2 19. c6+ Kc7 20. d4 Ng4 21. Bf3 Rh1+ 22. Kxh1 *", + "Moves": "d8h8 h1g1 h8h2", + "MovesSAN": "Qh8+ Kg1 Qh2#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "1r2n1k1/3p1r1p/1p4p1/p1p1q3/2B4Q/8/PPP2PP1/2K4R w - - 0 22", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. d3 Nc6 4. Nc3 Be7 5. d4 exd4 6. Nxd4 Nxd4 7. Qxd4 c5 8. Qd3 O-O 9. Bg5 b6 10. O-O-O a5 11. e5 Ne8 12. h4 g6 13. Bxe7 Qxe7 14. Qe4 Rb8 15. Nd5 Qe6 16. h5 Bb7 17. hxg6 fxg6 18. Qh4 Rf7 19. Bb5 Bxd5 20. Rxd5 Qxd5 21. Bc4 Qxe5 *", + "Moves": "h4h7 g8f8 h7f7", + "MovesSAN": "Qxh7+ Kf8 Qxf7#", + "Themes": "kingsideAttack mate mateIn2 middlegame pin short" + }, + { + "FEN": "6k1/7p/3pN3/p2PbR2/1p6/1P1r3P/P5P1/7K b - - 0 30", + "PGN": "1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. h3 Nc6 7. Be3 e5 8. d5 Nb8 9. Be2 Nbd7 10. Rc1 Nh5 11. O-O f5 12. exf5 gxf5 13. Nxe5 Nxe5 14. Bxh5 Nxc4 15. b3 Nxe3 16. fxe3 Qg5 17. Qf3 Bd7 18. Ne2 Be8 19. Bxe8 Raxe8 20. Qf4 Qxf4 21. Nxf4 Rxe3 22. Ne6 Rf7 23. Nxc7 Bc3 24. Ne6 b5 25. Kh2 b4 26. Rf2 a5 27. Rcf1 Be5+ 28. Kh1 Rd3 29. Rxf5 Rxf5 30. Rxf5 *", + "Moves": "d3d1 f5f1 d1f1", + "MovesSAN": "Rd1+ Rf1 Rxf1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "2kr1b1r/pp2ppp1/6q1/3pPnN1/5PK1/2NP4/PP4B1/R1BQ1R2 b - - 3 17", + "PGN": "1. e4 d5 2. e5 c5 3. f4 Nc6 4. Nf3 Bg4 5. g3 Qb6 6. Bg2 O-O-O 7. O-O h5 8. h3 h4 9. hxg4 c4+ 10. Kh2 hxg3+ 11. Kxg3 Nh6 12. d4 cxd3 13. cxd3 Nd4 14. Nc3 Nhf5+ 15. gxf5 Nxf5+ 16. Kg4 Qg6+ 17. Ng5 *", + "Moves": "g6h5 g4f5 e7e6", + "MovesSAN": "Qh5+ Kxf5 e6#", + "Themes": "mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "6k1/Bpp3pp/p2ppr2/1P2p3/P3Pn2/2PPNPq1/R7/3Q1R1K b - - 3 24", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 d6 6. O-O a6 7. b4 Ba7 8. Nbd2 O-O 9. a4 Be6 10. Bxe6 fxe6 11. h3 Qd7 12. Qb3 Nh5 13. Nc4 Rxf3 14. gxf3 Rf8 15. Qd1 Ne7 16. b5 Ng6 17. Be3 Ngf4 18. Kh2 Qe7 19. Bxa7 Qh4 20. Ne3 Qxh3+ 21. Kg1 Ng3 22. fxg3 Qxg3+ 23. Kh1 Rf6 24. Ra2 *", + "Moves": "f6h6 a2h2 h6h2", + "MovesSAN": "Rh6+ Rh2 Rxh2#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "8/5kp1/2R4p/8/6PK/5r1P/8/8 b - - 11 56", + "PGN": "1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 c5 5. cxd5 cxd4 6. Qxd4 exd5 7. Ne5 Nc6 8. Nxc6 bxc6 9. Bg5 Be7 10. e3 O-O 11. Bd3 h6 12. Bh4 c5 13. Qa4 c4 14. Be2 Bd7 15. Qc2 Be6 16. O-O Re8 17. Bf3 Rb8 18. Bg3 Bd6 19. Bxd6 Qxd6 20. Rfd1 Qc6 21. Rd2 Rbd8 22. Rad1 Qc8 23. Nxd5 Nxd5 24. Bxd5 Rxd5 25. Rxd5 Bxd5 26. Rxd5 Qa6 27. a3 Qc6 28. Rd4 Rc8 29. h3 a5 30. Qc3 a4 31. Rg4 f6 32. Qb4 Kh7 33. Qe7 Rg8 34. Qf7 c3 35. Rc4 cxb2 36. Rxc6 b1=Q+ 37. Kh2 Qb2 38. f4 Qxa3 39. Rxf6 Qxe3 40. Ra6 a3 41. Qf5+ Kh8 42. Ra4 Re8 43. Qa5 Kh7 44. Qf5+ Kg8 45. Qd5+ Kh8 46. Qa5 Rc8 47. Qb4 Re8 48. Rxa3 Re4 49. Rxe3 Rxb4 50. g4 Rxf4 51. Kg3 Rf6 52. Re7 Kh7 53. Kh4 Kg6 54. Re8 Rf3 55. Re6+ Kf7 56. Rc6 *", + "Moves": "g7g5 h4h5 f3h3", + "MovesSAN": "g5+ Kh5 Rxh3#", + "Themes": "deflection endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "3q2k1/5ppp/pR2p3/2p1P3/2P5/P1Q5/5PPP/6K1 b - - 0 24", + "PGN": "1. e4 e6 2. Nf3 d5 3. e5 c5 4. d4 cxd4 5. Nxd4 Nc6 6. Bb5 Bd7 7. Nxc6 Bxc6 8. Bxc6+ bxc6 9. O-O Bc5 10. Qe2 Ne7 11. Bg5 O-O 12. a3 Qb8 13. b4 Bd4 14. Bxe7 Bxa1 15. Bxf8 Qxf8 16. c3 d4 17. c4 Bc3 18. Nxc3 dxc3 19. Qc2 c5 20. b5 a6 21. b6 Rb8 22. Rb1 Qd8 23. Qxc3 Rxb6 24. Rxb6 *", + "Moves": "d8d1 c3e1 d1e1", + "MovesSAN": "Qd1+ Qe1 Qxe1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "4k3/p1p2r1p/2b5/2q1b1BQ/1P6/P1N5/2P2PPP/R3R1K1 b - - 0 21", + "PGN": "1. e4 e5 2. Bc4 Nc6 3. Nf3 Nf6 4. Ng5 d5 5. exd5 Nxd5 6. Nxf7 Kxf7 7. Qf3+ Ke8 8. Bxd5 Qe7 9. Bxc6+ bxc6 10. Qxc6+ Bd7 11. Qxa8+ Kf7 12. Qf3+ Ke8 13. O-O g5 14. Re1 Bg7 15. d4 Qd6 16. dxe5 Bxe5 17. Bxg5 Rf8 18. Qh5+ Rf7 19. Nc3 Qc5 20. a3 Bc6 21. b4 *", + "Moves": "c5f2 g1h1 f2g2", + "MovesSAN": "Qxf2+ Kh1 Qxg2#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "5Q2/3R2pk/p6p/1p3pq1/8/7P/PP3PPK/2r5 b - - 5 41", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Nf3 e5 7. Bd3 h6 8. O-O Be6 9. h3 Nbd7 10. Be3 Be7 11. Na4 d5 12. exd5 Nxd5 13. Re1 Nxe3 14. Rxe3 f6 15. Bg6+ Bf7 16. Bxf7+ Kxf7 17. Nh4 Qa5 18. Qxd7 Rhd8 19. Qf5 Qxa4 20. Rxe5 Qxh4 21. Qe6+ Kg6 22. Qf5+ Kf7 23. Qe6+ Kg6 24. Re4 Qh5 25. Rg4+ Kh7 26. Qxe7 Rg8 27. Rd1 f5 28. Rgd4 b5 29. Rd5 Rge8 30. Qd7 Kg6 31. Qc6+ Kh7 32. Qd7 Rf8 33. Re1 Rf7 34. Qc6 Rff8 35. Re7 Rfd8 36. Red7 Rac8 37. Qe6 Rxd7 38. Rxd7 Rxc2 39. Qe7 Qg5 40. Qf8 Rc1+ 41. Kh2 *", + "Moves": "g5f4 g2g3 f4f2", + "MovesSAN": "Qf4+ g3 Qxf2#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "5k2/2p4p/1p1p2p1/6q1/1P2P1n1/1BQ4P/2P3P1/6K1 b - - 0 31", + "PGN": "1. d4 d6 2. e4 g6 3. Nc3 Bg7 4. Nf3 Nc6 5. Be3 e5 6. dxe5 Nxe5 7. Nxe5 Bxe5 8. Be2 Bg7 9. O-O Ne7 10. Qd2 O-O 11. Bh6 f5 12. Bxg7 Kxg7 13. f3 fxe4 14. fxe4 Nc6 15. Bb5 Ne5 16. Rad1 a6 17. Be2 Be6 18. Nd5 Bxd5 19. Qxd5 b6 20. Qd4 Qg5 21. Qc3 Qe7 22. Qd4 a5 23. a3 Rxf1+ 24. Rxf1 Rf8 25. Rxf8 Qxf8 26. Qc3 Qe7 27. b4 axb4 28. axb4 Kf8 29. Bc4 Qg5 30. Bb3 Ng4 31. h3 *", + "Moves": "g5c1 c3e1 c1e1", + "MovesSAN": "Qc1+ Qe1 Qxe1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "3R4/p4kpp/4r3/8/8/1B6/PrP2PPP/5K2 b - - 0 21", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nxc6 bxc6 6. Be2 Nf6 7. Bf3 d5 8. exd5 cxd5 9. O-O Ba6 10. Bg5 Bxf1 11. Kxf1 Be7 12. Bxf6 Bxf6 13. Bxd5 Rb8 14. Nc3 Rxb2 15. Bb3 e4 16. Qxd8+ Bxd8 17. Nxe4 O-O 18. Rd1 Re8 19. Nd6 Re6 20. Nxf7 Kxf7 21. Rxd8 *", + "Moves": "b2b1 d8d1 b1d1", + "MovesSAN": "Rb1+ Rd1 Rxd1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "3R2rk/5ppp/p3p3/8/4P3/5P2/P1r3PP/3R3K w - - 2 28", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. Nc3 a6 6. Bc4 Qc7 7. Bb3 Nf6 8. Be3 b5 9. f3 Bb7 10. O-O Be7 11. Qd2 Na5 12. Rad1 Bc5 13. Kh1 Nxb3 14. Nxb3 Bxe3 15. Qxe3 O-O 16. Rf2 Rad8 17. Rfd2 Bc6 18. Nd4 b4 19. Nxc6 bxc3 20. Ne7+ Kh8 21. Qxc3 Qxc3 22. bxc3 Rfe8 23. Nc6 Rc8 24. Ne5 Rxc3 25. Nxd7 Nxd7 26. Rxd7 Rxc2 27. Rd8 Rg8 *", + "Moves": "d8g8 h8g8 d1d8", + "MovesSAN": "Rxg8+ Kxg8 Rd8#", + "Themes": "attraction backRankMate endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "3r2k1/p4ppp/4r3/2bN1R2/8/1B4P1/PPP3P1/R6K b - - 0 22", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 d6 5. Nxc6 bxc6 6. Nc3 Nf6 7. f3 e5 8. Bc4 Be7 9. Be3 Bd7 10. O-O O-O 11. f4 Bg4 12. Qe1 exf4 13. Bxf4 d5 14. exd5 cxd5 15. Bb3 Re8 16. Qg3 Bc5+ 17. Kh1 Bf5 18. Bg5 Nh5 19. Bxd8 Nxg3+ 20. hxg3 Raxd8 21. Rxf5 Re6 22. Nxd5 *", + "Moves": "e6h6 f5h5 h6h5", + "MovesSAN": "Rh6+ Rh5 Rxh5#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "5rk1/pppR3p/q5p1/4QR2/8/8/PPP3PP/7K b - - 0 30", + "PGN": "1. e4 d6 2. Nc3 f5 3. d3 fxe4 4. Nxe4 e5 5. Be2 Nf6 6. Bh5+ g6 7. Bg5 Bg7 8. Nxf6+ Bxf6 9. Bxf6 Qxf6 10. Bg4 O-O 11. Bf3 Bg4 12. Bd5+ Be6 13. Bxe6+ Qxe6 14. Nf3 Nc6 15. O-O Rf7 16. Re1 Rf5 17. d4 Ne7 18. Qd3 Raf8 19. dxe5 dxe5 20. Nd4 Qd7 21. Nxf5 Qxf5 22. Rad1 Qxf2+ 23. Kh1 Nf5 24. Rf1 Qb6 25. Qd5+ Kg7 26. Qxe5+ Kg8 27. Qd5+ Kg7 28. Qe5+ Kg8 29. Rd7 Qa6 30. Rxf5 *", + "Moves": "a6f1 f5f1 f8f1", + "MovesSAN": "Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame mate mateIn2 sacrifice short xRayAttack" + }, + { + "FEN": "2kr3r/p1p1qppp/1pn2b2/1QNp4/8/2P3P1/PP2PPK1/R4R2 w - - 0 19", + "PGN": "1. Nf3 d5 2. g3 Bg4 3. Nd4 e5 4. Nf3 e4 5. Nd4 Bc5 6. Bg2 Bxd4 7. c3 Be5 8. O-O Qd7 9. d4 exd3 10. Qxd3 Nf6 11. h3 Bxh3 12. Bg5 Bxg2 13. Kxg2 Nc6 14. Bxf6 Bxf6 15. Nd2 Qe6 16. Nb3 O-O-O 17. Nc5 Qe7 18. Qb5 b6 *", + "Moves": "b5a6 c8b8 a6b7", + "MovesSAN": "Qa6+ Kb8 Qb7#", + "Themes": "mate mateIn2 middlegame queensideAttack short" + }, + { + "FEN": "1r6/2k3pb/1q1bp2p/3pN2P/p5P1/1p1P2B1/PPP1QP2/1KR2R2 b - - 1 33", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. Bc4 Nf6 5. d3 Bf5 6. Bd2 c6 7. Qe2 e6 8. O-O-O Nbd7 9. Nf3 O-O-O 10. Nd5 Qa4 11. Bb3 Qb5 12. Ne3 Bg6 13. Nc4 Qh5 14. h3 Be7 15. g4 Qb5 16. Nd4 Qa6 17. h4 h6 18. h5 Bh7 19. Rhg1 Bc5 20. Nf3 Nd5 21. Kb1 b5 22. Nce5 Qb6 23. Nxf7 a5 24. Nxh8 a4 25. Bxd5 cxd5 26. Nf7 Rf8 27. N7e5 b4 28. Nxd7 Kxd7 29. Rgf1 Rb8 30. Ne5+ Kc7 31. Bf4 Bd6 32. Bg3 b3 33. Rc1 *", + "Moves": "b3a2 b1a1 b6b2", + "MovesSAN": "bxa2+ Ka1 Qxb2#", + "Themes": "advancedPawn discoveredAttack mate mateIn2 middlegame queensideAttack short" + }, + { + "FEN": "r1b1k1nr/ppqpnp1p/8/7Q/2B1Pb2/3P4/PPP3PP/R4RK1 w kq - 0 13", + "PGN": "1. e4 e5 2. f4 exf4 3. Nf3 g5 4. Bc4 g4 5. O-O gxf3 6. Qxf3 Qf6 7. Nc3 Nc6 8. d3 Bh6 9. Nd5 Qd6 10. Qh5 Nce7 11. Bxf4 Bxf4 12. Nxc7+ Qxc7 *", + "Moves": "h5f7 e8d8 f7f8", + "MovesSAN": "Qxf7+ Kd8 Qf8#", + "Themes": "attackingF2F7 mate mateIn2 middlegame short" + }, + { + "FEN": "4r1k1/pp1R4/4r2b/3p4/3P1q2/3Q1pnP/PP3P2/4R1K1 w - - 0 27", + "PGN": "1. e4 e6 2. d4 d5 3. exd5 exd5 4. Bd3 Nf6 5. Bg5 Bd6 6. Nf3 O-O 7. h3 Re8+ 8. Be2 Bf5 9. O-O Nbd7 10. c3 c6 11. Bd3 Bxd3 12. Qxd3 Qc7 13. Nbd2 h6 14. Bh4 g5 15. Nxg5 hxg5 16. Bxg5 Bf4 17. Bh4 Bh6 18. Nf3 Ne4 19. c4 Re6 20. Rfe1 Rae8 21. g4 Qf4 22. cxd5 cxd5 23. Rac1 f5 24. Rc7 fxg4 25. Rxd7 gxf3 26. Bg3 Nxg3 *", + "Moves": "d3h7 g8f8 h7h8", + "MovesSAN": "Qh7+ Kf8 Qh8#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "8/4R1P1/p7/5p2/2p4P/2P3k1/2r5/6K1 b - - 0 39", + "PGN": "1. e4 c5 2. d4 cxd4 3. Qxd4 Nc6 4. Qa4 g6 5. Nf3 Bg7 6. Bb5 e6 7. O-O Nge7 8. Bg5 O-O 9. Bxe7 Nxe7 10. Nc3 d6 11. Rfd1 a6 12. Bc4 Bd7 13. Qa3 b5 14. Qxd6 bxc4 15. Qxd7 Qxd7 16. Rxd7 Nc6 17. Rd6 Ne5 18. Nxe5 Bxe5 19. Rc6 Rac8 20. Rxc8 Rxc8 21. Rd1 Bxc3 22. bxc3 Kf8 23. f4 Ke7 24. g4 Rb8 25. a4 Rb2 26. Rd2 Ra2 27. f5 Rxa4 28. Rd4 Kf6 29. h4 Ke5 30. Rd7 Kf6 31. g5+ Ke5 32. Rxf7 exf5 33. exf5 Ra1+ 34. Kh2 gxf5 35. Rxh7 Ra2 36. Re7+ Kf4 37. g6 Rxc2+ 38. Kg1 Kg3 39. g7 *", + "Moves": "c2c1 e7e1 c1e1", + "MovesSAN": "Rc1+ Re1 Rxe1#", + "Themes": "endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "r4rk1/5ppp/2p1p3/1p1Q4/8/1P1PR3/2P2PPP/R5K1 b - - 0 23", + "PGN": "1. e4 e6 2. Nf3 d5 3. Nc3 Nc6 4. Bb5 Bd7 5. O-O a6 6. exd5 axb5 7. dxc6 Bxc6 8. Ne5 Nf6 9. d3 Bd6 10. Nxc6 bxc6 11. Bg5 O-O 12. Ne4 Be7 13. Qf3 Nxe4 14. Bxe7 Qxe7 15. Qxe4 c5 16. Qc6 Rab8 17. Rfe1 Qd6 18. Qe4 c6 19. Qe5 Qd5 20. b3 c4 21. Re3 cxb3 22. axb3 Ra8 23. Qxd5 *", + "Moves": "a8a1 e3e1 a1e1", + "MovesSAN": "Rxa1+ Re1 Rxe1#", + "Themes": "backRankMate endgame hangingPiece mate mateIn2 queenRookEndgame short" + }, + { + "FEN": "7k/4Q3/3p2r1/4p3/pp6/1P3P2/P1P5/1K6 b - - 0 42", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. Be3 Nf6 7. f3 O-O 8. Qd2 Ne8 9. O-O-O d6 10. g4 a6 11. h4 Nxd4 12. Bxd4 Bxd4 13. Qxd4 e5 14. Qd2 b5 15. g5 Be6 16. h5 Qa5 17. Kb1 b4 18. Nd5 Bxd5 19. exd5 Qc5 20. hxg6 fxg6 21. Qh2 Rf7 22. Bd3 h5 23. gxh6 Kh7 24. Bxg6+ Kxg6 25. Rdg1+ Kh7 26. Qh5 Rf6 27. Rg7+ Nxg7 28. hxg7+ Kxg7 29. Qh7+ Kf8 30. Qh8+ Ke7 31. Qxa8 Rh6 32. Qb7+ Kf8 33. Rc1 a5 34. Qd7 Qxd5 35. Qf5+ Qf7 36. Qc8+ Qe8 37. Qc7 a4 38. Rg1 Rg6 39. Rh1 Qe7 40. Rh8+ Kg7 41. Qxe7+ Kxh8 42. b3 *", + "Moves": "g6g1 b1b2 a4a3", + "MovesSAN": "Rg1+ Kb2 a3#", + "Themes": "endgame mate mateIn2 queenRookEndgame short" + }, + { + "FEN": "2rk3r/8/4R3/3P4/8/R3pNP1/6P1/6K1 b - - 0 40", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 4. c3 Bd7 5. O-O Nce7 6. Bxd7+ Qxd7 7. d4 exd4 8. cxd4 O-O-O 9. Nc3 Kb8 10. Be3 h6 11. h3 h5 12. a4 f6 13. b4 g5 14. b5 g4 15. hxg4 hxg4 16. Nh2 b6 17. a5 f5 18. axb6 axb6 19. Qa4 c6 20. Qa8+ Kc7 21. Qa7+ Kc8 22. Qa8+ Kc7 23. Qa7+ Kc8 24. Qa8+ Kc7 25. Qa7+ Kc8 26. Qxd7+ Kxd7 27. bxc6+ Nxc6 28. d5 Ne5 29. Bxb6 Rb8 30. Ra7+ Ke8 31. Bc7 Rc8 32. Nb5 fxe4 33. Nxd6+ Bxd6 34. Bxd6 g3 35. fxg3 Nc4 36. Ba3 Nf6 37. Rxf6 e3 38. Re6+ Kd8 39. Nf3 Nxa3 40. Rxa3 *", + "Moves": "c8c1 f3e1 c1e1", + "MovesSAN": "Rc1+ Ne1 Rxe1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "2R5/1BB2rk1/p5pp/8/P7/8/1bP3PP/6K1 b - - 4 34", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. Bc4 e6 4. Nc3 a6 5. a4 g6 6. d4 cxd4 7. Nxd4 Bg7 8. Be3 Nf6 9. O-O O-O 10. Nxc6 bxc6 11. Qc1 Kh8 12. Bh6 Rg8 13. Bg5 e5 14. f4 d6 15. Rd1 exf4 16. Qxf4 Nh5 17. Qxf7 Qb6+ 18. Qf2 Qxf2+ 19. Kxf2 d5 20. exd5 Bg4 21. dxc6 Rgf8+ 22. Kg1 Bxd1 23. Rxd1 Rac8 24. Bd5 h6 25. Be7 Rfe8 26. Ba3 Re5 27. Ne4 Nf6 28. Nxf6 Bxf6 29. Bd6 Rf5 30. c7 Bxb2 31. Bb7 Rxc7 32. Bxc7 Rf7 33. Rd8+ Kg7 34. Rc8 *", + "Moves": "b2d4 g1h1 f7f1", + "MovesSAN": "Bd4+ Kh1 Rf1#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "3B4/1p6/p1b1p1p1/P2p1k1p/3R3P/4P1P1/2r2PK1/8 w - - 4 37", + "PGN": "1. c4 d5 2. cxd5 Qxd5 3. Nc3 Qd8 4. g3 g6 5. Bg2 Bg7 6. Nf3 e6 7. e3 Ne7 8. d4 O-O 9. O-O c6 10. a3 Nd7 11. b4 Rb8 12. Rb1 Nd5 13. Nxd5 cxd5 14. Bb2 Nb6 15. Re1 Bd7 16. Bf1 Rc8 17. b5 Nc4 18. Bxc4 Rxc4 19. Ba1 Qa5 20. Qb3 Rfc8 21. Bb2 Qxb5 22. Qxb5 Bxb5 23. Ne5 Bxe5 24. dxe5 a6 25. Bd4 Rc2 26. a4 Bc6 27. a5 Bb5 28. Ra1 R8c4 29. Bb6 Kg7 30. h4 h5 31. Kg2 f6 32. exf6+ Kxf6 33. Red1 Ra4 34. Rxa4 Bxa4 35. Rd4 Bc6 36. Bd8+ Kf5 *", + "Moves": "d4f4 f5e5 d8c7", + "MovesSAN": "Rf4+ Ke5 Bc7#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "8/1R5p/6p1/5r2/2p2P2/k1K5/8/8 w - - 8 46", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. Bxc6 dxc6 5. Nc3 Bg7 6. e5 Bg4 7. h3 Bxf3 8. Qxf3 Bxe5 9. d3 Bxc3+ 10. bxc3 Nf6 11. Bg5 Qd6 12. Bxf6 Qxf6 13. Qxf6 exf6 14. O-O O-O-O 15. Rfe1 Rhe8 16. Rxe8 Rxe8 17. f3 Re2 18. Rc1 Kd7 19. Kf1 Rd2 20. a4 a5 21. c4 b5 22. axb5 cxb5 23. cxb5 Kc7 24. c4 Rxd3 25. Ke2 Rb3 26. Ra1 Kb6 27. Kf2 Rd3 28. Kg3 Rd4 29. Rc1 a4 30. f4 a3 31. Kf3 a2 32. Ke3 a1=Q 33. Rxa1 Rxc4 34. Ra6+ Kxb5 35. Rxf6 Rc3+ 36. Kd2 Rg3 37. Rxf7 Rxg2+ 38. Ke3 Rg3+ 39. Kf2 Rxh3 40. Kg2 Rh5 41. Kf3 c4 42. Ke2 Kb4 43. Kd2 Kb3 44. Rb7+ Ka3 45. Kc3 Rf5 *", + "Moves": "b7a7 f5a5 a7a5", + "MovesSAN": "Ra7+ Ra5 Rxa5#", + "Themes": "endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "r2r2k1/p4p1p/5q2/2pN2p1/2Qb4/1P4P1/2P2P1P/1R2R1K1 b - - 1 22", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 d6 5. Bc4 Nf6 6. O-O Be7 7. Nxc6 bxc6 8. Nc3 O-O 9. Be3 d5 10. exd5 cxd5 11. Bb3 c6 12. Bd4 Bg4 13. Qd3 c5 14. Bxf6 Bxf6 15. Nxd5 Bxb2 16. Rab1 Bd4 17. Rfe1 Be6 18. Nf4 Bxb3 19. axb3 Qf6 20. g3 Rfd8 21. Qc4 g5 22. Nd5 *", + "Moves": "f6f2 g1h1 f2f3", + "MovesSAN": "Qxf2+ Kh1 Qf3#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "8/p5R1/1kpN3p/1p6/nP6/P7/r1r3PP/1K1R4 w - - 1 30", + "PGN": "1. e4 d5 2. d4 dxe4 3. Nc3 Nf6 4. f3 c6 5. fxe4 e5 6. dxe5 Qxd1+ 7. Nxd1 Nxe4 8. Nf3 Bc5 9. Be3 Bxe3 10. Nxe3 Be6 11. Bd3 Nc5 12. Be2 Nbd7 13. a3 O-O-O 14. O-O-O h6 15. Bc4 Rhe8 16. Bxe6 Rxe6 17. Nc4 b5 18. Nd6+ Kc7 19. Nxf7 Rf8 20. Nd6 Nxe5 21. Nxe5 Rxe5 22. b4 Na4 23. Rd3 Rf2 24. Rhd1 Ree2 25. Rg3 Rxc2+ 26. Kb1 Rb2+ 27. Ka1 Ra2+ 28. Kb1 Rfc2 29. Rxg7+ Kb6 *", + "Moves": "d6c8 b6a6 g7a7", + "MovesSAN": "Nc8+ Ka6 Rxa7#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "1n1k1b1r/Rb1pp1pp/1Nq5/2P2p2/8/4P1PK/5PP1/3Q1BNR b - - 0 20", + "PGN": "1. d4 Nf6 2. Bf4 Nh5 3. Bg3 c5 4. e3 Qb6 5. Nc3 Qxb2 6. Nb5 Qb4+ 7. c3 Qa5 8. Nc7+ Kd8 9. Nxa8 Nxg3 10. hxg3 Qxc3+ 11. Ke2 b6 12. Rc1 Ba6+ 13. Kf3 Bb7+ 14. Kg4 f5+ 15. Kh3 Qa5 16. Rc4 Qxa2 17. Ra4 Qf7 18. Rxa7 Qd5 19. Nxb6 Qc6 20. dxc5 *", + "Moves": "c6h6 d1h5 h6h5", + "MovesSAN": "Qh6+ Qh5 Qxh5#", + "Themes": "mate mateIn2 opening short" + }, + { + "FEN": "7k/2p3p1/p2p2rp/8/2Q5/1P2q3/P1P2RPP/5K2 w - - 6 31", + "PGN": "1. e4 e5 2. Bc4 Nc6 3. d3 Nf6 4. f4 exf4 5. Bxf4 d6 6. Nf3 Be7 7. O-O O-O 8. Nc3 Be6 9. Bb5 a6 10. Bxc6 bxc6 11. d4 Rb8 12. b3 Nh5 13. Be3 f5 14. d5 cxd5 15. exd5 Bf7 16. Nd4 Qd7 17. Rxf5 Nf6 18. Bg5 Bg6 19. Rf1 Nxd5 20. Nxd5 Bxg5 21. Rxf8+ Rxf8 22. Nf3 Bf6 23. Nxf6+ Rxf6 24. Qd5+ Kh8 25. Ne5 Qe8 26. Nxg6+ Rxg6 27. Rf1 h6 28. Qc4 Qa8 29. Rf2 Qa7 30. Kf1 Qe3 *", + "Moves": "f2f8 h8h7 c4g8", + "MovesSAN": "Rf8+ Kh7 Qg8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r2b2k1/p2q1ppp/1p1p4/3b4/8/4QN2/PPP2PPP/4R1K1 w - - 0 19", + "PGN": "1. Nc3 e5 2. e3 Nf6 3. d4 exd4 4. exd4 Be7 5. Nf3 O-O 6. Bd3 Re8 7. O-O d6 8. Bg5 Nbd7 9. Qd2 b6 10. Bf5 Bb7 11. d5 c6 12. Bxd7 Qxd7 13. Rae1 cxd5 14. Bxf6 Bxf6 15. Nxd5 Bd8 16. Rxe8+ Qxe8 17. Re1 Qd7 18. Qe3 Bxd5 *", + "Moves": "e3e8 d7e8 e1e8", + "MovesSAN": "Qe8+ Qxe8 Rxe8#", + "Themes": "backRankMate mate mateIn2 middlegame short" + }, + { + "FEN": "3r2k1/3P1ppp/8/3r4/P7/1P2QP1P/2q3P1/2B3K1 w - - 0 33", + "PGN": "1. d4 c6 2. c4 d5 3. Nc3 Bg4 4. cxd5 cxd5 5. h3 Bh5 6. Qb3 Nf6 7. Qxb7 Nbd7 8. e3 Rb8 9. Qxa7 e6 10. Bb5 Bd6 11. Bxd7+ Nxd7 12. Nge2 O-O 13. O-O Nb6 14. Qa5 Qf6 15. Nb5 Bxe2 16. Nxd6 Bxf1 17. Kxf1 Nc4 18. Nxc4 dxc4 19. Rb1 c3 20. b3 c2 21. Rb2 Rfc8 22. Qd2 Qf5 23. f3 Rb6 24. e4 Qb5+ 25. Kg1 Rbc6 26. a4 Qa6 27. d5 exd5 28. exd5 Rc5 29. d6 Rd8 30. d7 Qc6 31. Qe3 Rd5 32. Rxc2 Qxc2 *", + "Moves": "e3e8 d8e8 d7e8q", + "MovesSAN": "Qe8+ Rxe8 dxe8=Q#", + "Themes": "advancedPawn endgame mate mateIn2 promotion short" + }, + { + "FEN": "6rk/1b3pp1/7N/pp2P3/P1p5/3r1PRq/1P5P/6RK w - - 0 31", + "PGN": "1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. g3 Nbd7 6. Bg2 dxc4 7. a4 Bb4 8. O-O O-O 9. Qc2 a5 10. Rd1 Qe7 11. Bg5 h6 12. Bf4 Nd5 13. Ne4 Nxf4 14. gxf4 Nf6 15. Ng3 Nd5 16. e3 b5 17. Kh1 Bb7 18. Rg1 Kh8 19. f5 c5 20. Ne5 cxd4 21. exd4 Nf4 22. f3 Nxg2 23. Qxg2 Rg8 24. Qh3 Bd6 25. Raf1 Bxe5 26. dxe5 exf5 27. Nxf5 Qe6 28. Rg3 Rad8 29. Rfg1 Rd3 30. Nxh6 Qxh3 *", + "Moves": "h6f7 h8h7 g3h3", + "MovesSAN": "Nxf7+ Kh7 Rxh3#", + "Themes": "intermezzo master mate mateIn2 middlegame short" + }, + { + "FEN": "4k2r/p2p2p1/3Ppp2/2p5/2P3Q1/P4P1p/5q1P/1R5K w k - 0 28", + "PGN": "1. e4 c5 2. d4 cxd4 3. Nf3 Nc6 4. Bb5 Nf6 5. Bxc6 bxc6 6. e5 Nd5 7. Qxd4 e6 8. c4 Qa5+ 9. Bd2 Nb4 10. Qe4 Bb7 11. a3 Rb8 12. O-O c5 13. Qg4 Bxf3 14. gxf3 h5 15. Qg3 h4 16. Qg4 Qa6 17. Kh1 Nd3 18. Bc3 Nxb2 19. Bxb2 Rxb2 20. Nc3 Rc2 21. Nb5 Qa5 22. Rg1 Rxf2 23. Nd6+ Bxd6 24. exd6 Qd2 25. Rg2 h3 26. Rxf2 Qxf2 27. Rb1 f6 *", + "Moves": "g4g6 e8f8 b1b8", + "MovesSAN": "Qg6+ Kf8 Rb8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "1RR2bk1/8/8/6r1/KP6/P7/4b3/8 b - - 8 56", + "PGN": "1. d4 Nf6 2. Bf4 e6 3. Nf3 d5 4. e3 Be7 5. Nbd2 Nh5 6. Be5 f6 7. c3 fxe5 8. Nxe5 Nf6 9. Bd3 Nc6 10. f4 Ne4 11. Nxe4 dxe4 12. Qh5+ g6 13. Nxg6 hxg6 14. Qxh8+ Kd7 15. Qxd8+ Bxd8 16. Bxe4 b6 17. Bxg6 Ba6 18. O-O-O Be7 19. e4 Rg8 20. f5 Bg5+ 21. Kc2 Ne7 22. fxe6+ Kxe6 23. d5+ Ke5 24. Bf7 Rf8 25. Be6 Ng6 26. Bf5 Nf4 27. g3 Ng2 28. h4 Be7 29. Kb3 Ne3 30. Rd2 Nxf5 31. exf5 Rxf5 32. g4 Rf4 33. g5 Bc4+ 34. Kc2 Bxd5 35. Re1+ Be4+ 36. Kb3 Rxh4 37. g6 Rg4 38. Rd7 Bf6 39. g7 Bxg7 40. Rxc7 Kf5 41. Rf7+ Kg6 42. Rxa7 Bd5+ 43. Kc2 Be4+ 44. Kb3 Bd5+ 45. Ka3 Bf8+ 46. b4 Rg3 47. Rc7 Rg2 48. c4 Rg3+ 49. Ka4 Bf7 50. Rc6+ Kg7 51. Rxb6 Bxc4 52. a3 Rg5 53. Rc1 Bd3 54. Rc7+ Kg8 55. Rb8 Be2 56. Rcc8 *", + "Moves": "e2d1 c8c2 d1c2", + "MovesSAN": "Bd1+ Rc2 Bxc2#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r4rk1/ppq1bp2/2p1p2P/4p1p1/2PPNnP1/3Q4/PPB5/R3K2R w KQ - 1 23", + "PGN": "1. e4 d6 2. d4 g6 3. Nf3 Bg7 4. c3 Nf6 5. Bd3 Bg4 6. h3 Bxf3 7. Qxf3 c6 8. h4 h6 9. g4 Nbd7 10. h5 g5 11. Be3 e6 12. Nd2 O-O 13. Qg3 Qc7 14. f4 Nh7 15. fxg5 Nxg5 16. Bxg5 hxg5 17. h6 Bf6 18. e5 dxe5 19. Ne4 Be7 20. Bc2 Nb6 21. Qd3 Nd5 22. c4 Nf4 *", + "Moves": "e4f6 e7f6 d3h7", + "MovesSAN": "Nf6+ Bxf6 Qh7#", + "Themes": "clearance kingsideAttack mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "6k1/1p3pp1/p1p4p/8/1P4PP/P5PK/4rq2/1Q1R4 w - - 6 40", + "PGN": "1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Nc3 c6 5. cxd5 exd5 6. Bg5 Be7 7. e3 Bg4 8. Bd3 h6 9. Bh4 O-O 10. O-O Nfd7 11. Bg3 Nf6 12. Rc1 Bd6 13. h3 Bxf3 14. Qxf3 Bxg3 15. fxg3 Re8 16. b4 a6 17. g4 Nbd7 18. h4 Qe7 19. Rfe1 Ne4 20. Bxe4 dxe4 21. Qg3 Nf6 22. a3 Nd5 23. Na4 Qc7 24. Qf2 Qe7 25. g3 Qe6 26. Qe2 Qd7 27. Nc5 Qe7 28. Rf1 Nc7 29. Rf4 Nd5 30. Rxe4 Qf6 31. Rxe8+ Rxe8 32. e4 Qxd4+ 33. Kh2 Nf6 34. Rd1 Qe5 35. Kh3 Nxe4 36. Nxe4 Qxe4 37. Qa2 Qe2 38. Qa1 Qf2 39. Qb1 Re2 *", + "Moves": "d1d8 e2e8 d8e8", + "MovesSAN": "Rd8+ Re8 Rxe8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "1r5k/p1pR2pp/b1p2r2/2b1p2q/2N1Pp2/1BP2P2/PP2Q1PP/3R3K b - - 7 21", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Be3 Qf6 6. c3 Nge7 7. Bc4 O-O 8. O-O d6 9. Qd3 Qg6 10. Bf4 Ne5 11. Qe2 N7c6 12. Nxc6 bxc6 13. Bxe5 dxe5 14. Kh1 Rb8 15. Bb3 Kh8 16. Nd2 f5 17. f3 f4 18. Rad1 Qh5 19. Nc4 Ba6 20. Rd7 Rf6 21. Rfd1 *", + "Moves": "h5h2 h1h2 f6h6", + "MovesSAN": "Qxh2+ Kxh2 Rh6#", + "Themes": "attraction kingsideAttack mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "r3rk2/p2n3R/bp4p1/2pP4/5B2/P1K3P1/2Q1q3/8 w - - 1 32", + "PGN": "1. d4 Nf6 2. c4 e6 3. a3 d5 4. e3 Be7 5. Nf3 O-O 6. Be2 Nbd7 7. O-O b6 8. Nc3 Bb7 9. Bd2 c5 10. b3 Qc7 11. Qc2 dxc4 12. bxc4 Ng4 13. g3 Qc6 14. d5 exd5 15. cxd5 Qf6 16. e4 Rfe8 17. Bd3 Qxf3 18. Bf4 Nxf2 19. Be2 Qh1+ 20. Kxf2 Qxh2+ 21. Ke3 Bf6 22. Rh1 Qg2 23. Rag1 Bd4+ 24. Kd3 Bxg1 25. Rh4 Ba6+ 26. Kd2 Bd4 27. e5 Bxc3+ 28. Kxc3 g6 29. e6 Qxe2 30. exf7+ Kxf7 31. Rxh7+ Kf8 *", + "Moves": "f4h6 f8g8 c2g6", + "MovesSAN": "Bh6+ Kg8 Qxg6#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "2rq2k1/1p1bb1pp/p1n1p3/3pN2Q/1P1P3r/P2B4/1B3PPP/R4RK1 w - - 2 18", + "PGN": "1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Ne7 5. Nf3 Ng6 6. Bd3 Nc6 7. a3 Bd7 8. O-O Rc8 9. b4 cxd4 10. cxd4 a6 11. Bb2 Be7 12. Nc3 O-O 13. Ne2 f5 14. exf6 Rxf6 15. Ne5 Nf4 16. Nxf4 Rxf4 17. Qh5 Rh4 *", + "Moves": "d3h7 g8h8 e5g6", + "MovesSAN": "Bxh7+ Kh8 Ng6#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "2kr1b1r/ppp1p1p1/5p2/8/1P2Q3/2P3Pq/P3PR1P/R1B3K1 b - - 2 17", + "PGN": "1. g3 d5 2. c4 dxc4 3. Qa4+ Nc6 4. Qxc4 Nf6 5. Nf3 Be6 6. Qf4 Qd7 7. Ne5 Nxe5 8. Qxe5 O-O-O 9. Bg2 Bd5 10. Bxd5 Nxd5 11. O-O f6 12. Qe4 h5 13. b4 h4 14. Nc3 Nxc3 15. dxc3 hxg3 16. fxg3 Qh3 17. Rf2 *", + "Moves": "d8d1 f2f1 h3f1", + "MovesSAN": "Rd1+ Rf1 Qxf1#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "r5kr/2p1Qppp/p7/8/2P2Bn1/5bPq/PP3P1P/4RRK1 w - - 2 20", + "PGN": "1. d4 d5 2. Nd2 Nc6 3. e3 e5 4. Bb5 a6 5. Bxc6+ bxc6 6. c4 exd4 7. exd4 c5 8. dxc5 Bxc5 9. Ne2 d4 10. O-O Qh4 11. Nb3 Bd6 12. g3 Qh3 13. Nf4 Bxf4 14. Bxf4 Nf6 15. Nxd4 Ng4 16. Qe2+ Kf8 17. Nf3 Bb7 18. Rae1 Bxf3 19. Qe7+ Kg8 *", + "Moves": "e7e8 a8e8 e1e8", + "MovesSAN": "Qe8+ Rxe8 Rxe8#", + "Themes": "backRankMate mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "2knQ3/ppp3pp/3b4/8/3P4/2P2B2/PP2KPP1/q7 w - - 2 25", + "PGN": "1. e4 d5 2. exd5 Nf6 3. Nf3 Bg4 4. d4 Qxd5 5. Be2 Nc6 6. c3 O-O-O 7. h3 Qh5 8. O-O e5 9. hxg4 Nxg4 10. Nbd2 f5 11. Re1 e4 12. Qc2 Bd6 13. Nxe4 fxe4 14. Qxe4 Bh2+ 15. Kf1 Bd6 16. Kg1 Rde8 17. Qd3 Rhf8 18. Be3 Rxf3 19. Bxf3 Qh2+ 20. Kf1 Nxe3+ 21. Rxe3 Qh1+ 22. Ke2 Rxe3+ 23. Qxe3 Qxa1 24. Qe8+ Nd8 *", + "Moves": "f3g4 c8b8 e8d8", + "MovesSAN": "Bg4+ Kb8 Qxd8#", + "Themes": "deflection endgame mate mateIn2 queensideAttack short" + }, + { + "FEN": "1nb2r1k/r6P/1p2p1Q1/p2pqp2/P7/2PB2R1/1P4PP/R5K1 w - - 2 27", + "PGN": "1. d4 d5 2. Bf4 c5 3. c3 e6 4. e3 Nc6 5. Nd2 cxd4 6. exd4 Nf6 7. Bd3 Bd6 8. Bg5 Be7 9. Ngf3 Qc7 10. O-O a6 11. a4 Na5 12. Qe2 b6 13. Rfe1 O-O 14. Ne5 Nc6 15. f4 a5 16. Ndf3 Nb8 17. Bxf6 gxf6 18. Ng5 fxg5 19. Qh5 f5 20. fxg5 Bd6 21. Re3 Bxe5 22. dxe5 Qf7 23. g6 Qg7 24. gxh7+ Kh8 25. Rg3 Qxe5 26. Qg6 Ra7 *", + "Moves": "g6g8 f8g8 h7g8q", + "MovesSAN": "Qg8+ Rxg8 hxg8=Q#", + "Themes": "advancedPawn kingsideAttack mate mateIn2 middlegame promotion short" + }, + { + "FEN": "4r1k1/Q4ppp/p1pP4/5b2/8/1Bq2P2/P1P3PP/3n2KR w - - 0 25", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. Nc3 Nf6 6. f3 Qc7 7. Be3 a6 8. Qd2 Bb4 9. O-O-O d5 10. Qd3 e5 11. Nxc6 bxc6 12. exd5 Bxc3 13. Qxc3 O-O 14. d6 Qb7 15. Qxe5 Re8 16. Qd4 Rb8 17. Bc4 Rxe3 18. Qxe3 Qxb2+ 19. Kd2 Bf5 20. Bb3 Nd5 21. Qa7 Qc3+ 22. Ke2 Re8+ 23. Kf1 Ne3+ 24. Kg1 Nxd1 *", + "Moves": "a7f7 g8h8 f7e8", + "MovesSAN": "Qxf7+ Kh8 Qxe8#", + "Themes": "backRankMate fork mate mateIn2 middlegame short" + }, + { + "FEN": "8/5p1k/1p4p1/1q5p/1P2P3/2Q3PK/6BP/8 b - - 0 34", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 O-O 5. Bg5 c5 6. Bxf6 Qxf6 7. e3 Nc6 8. Be2 Rd8 9. O-O d5 10. cxd5 exd5 11. Nb5 a6 12. a3 axb5 13. axb4 Rxa1 14. Qxa1 Nxb4 15. Bxb5 cxd4 16. Nxd4 Qg6 17. Qa5 b6 18. Qxb4 Bh3 19. g3 Bxf1 20. Kxf1 Rc8 21. Be2 Qe4 22. Bf3 Qb1+ 23. Kg2 Rc1 24. Ne2 Rh1 25. Kh3 Qf1+ 26. Bg2 Qxe2 27. Bxh1 Qxf2 28. Qg4 g6 29. Bxd5 Qf1+ 30. Bg2 Qb5 31. b4 h5 32. Qc8+ Kg7 33. Qc3+ Kh7 34. e4 *", + "Moves": "b5d7 g3g4 d7g4", + "MovesSAN": "Qd7+ g4 Qxg4#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "rq4rk/1b1p1p1p/p3pPp1/1pR5/1n3P2/3BB2Q/PP4PP/1R5K w - - 5 23", + "PGN": "1. e4 c5 2. f4 e6 3. e5 Nc6 4. Nf3 Nge7 5. Be2 a6 6. O-O g6 7. c3 Bg7 8. d4 cxd4 9. cxd4 Nf5 10. Bd3 Nfxd4 11. Nxd4 Nxd4 12. Nc3 Qb6 13. Kh1 Nc6 14. Rb1 O-O 15. Qf3 Qc7 16. Be3 b5 17. Rfc1 Qb8 18. Ne4 Bb7 19. Nf6+ Bxf6 20. exf6 Kh8 21. Qh3 Rg8 22. Rc5 Nb4 *", + "Moves": "h3h7 h8h7 c5h5", + "MovesSAN": "Qxh7+ Kxh7 Rh5#", + "Themes": "attraction kingsideAttack mate mateIn2 middlegame pin sacrifice short" + }, + { + "FEN": "Q4r1r/R5b1/1p1pk3/4ppp1/4P1bp/3PB3/1Pq2P1P/6K1 w - - 2 30", + "PGN": "1. e4 Nc6 2. Nf3 e5 3. g3 Nf6 4. d3 d6 5. Bg2 Bg4 6. O-O Qd7 7. Be3 O-O-O 8. Nc3 h5 9. Qd2 Nh7 10. Ng5 Nxg5 11. Bxg5 f6 12. Be3 g5 13. Nd5 Bg7 14. Nb4 Bh3 15. Nxc6 Bxg2 16. Nxa7+ Kb8 17. Qa5 Bxf1 18. Nb5 Qc6 19. Qa7+ Kc8 20. Nc3 Bh3 21. Nd5 h4 22. g4 Bxg4 23. a4 Rdf8 24. a5 f5 25. a6 bxa6 26. Rxa6 Qxc2 27. Qa8+ Kd7 28. Nb6+ cxb6 29. Ra7+ Ke6 *", + "Moves": "a8d5 e6f6 d5d6", + "MovesSAN": "Qd5+ Kf6 Qxd6#", + "Themes": "deflection mate mateIn2 middlegame short" + }, + { + "FEN": "6k1/5p1p/3p2p1/p1p5/2R1P3/1qQ5/6PP/7K b - - 1 28", + "PGN": "1. e4 c5 2. Nf3 d6 3. Bb5+ Nc6 4. d4 cxd4 5. Nxd4 Bd7 6. O-O Nf6 7. Nc3 g6 8. Bg5 Bg7 9. Nxc6 bxc6 10. Ba4 Rb8 11. Qd2 Rxb2 12. Bb3 Be6 13. Qc1 Bxb3 14. axb3 Rxb3 15. cxb3 Qb6 16. Rd1 O-O 17. Bh6 Ng4 18. Be3 Nxe3 19. fxe3 Qxb3 20. Ra3 Qb4 21. Kh1 Bxc3 22. Rxc3 c5 23. e5 Rd8 24. exd6 Rxd6 25. Rxd6 exd6 26. Rc4 Qb3 27. e4 a5 28. Qc3 *", + "Moves": "b3d1 c3e1 d1e1", + "MovesSAN": "Qd1+ Qe1 Qxe1#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "2b1r3/k7/pp6/2pP2p1/3N4/7B/PP3P1P/4QK2 b - - 0 36", + "PGN": "1. c4 Nf6 2. g3 e6 3. Bg2 c5 4. Nc3 a6 5. Nf3 Qc7 6. O-O b6 7. d4 Bb7 8. d5 exd5 9. cxd5 d6 10. e4 Nbd7 11. Bg5 g6 12. Bxf6 Nxf6 13. e5 Ng4 14. exd6 Bxd6 15. Re1+ Kd7 16. Ng5 Nh6 17. Nce4 Be5 18. Bh3+ f5 19. Nc3 Rae8 20. Nf3 Bf6 21. Qd2 Nf7 22. Rad1 Kc8 23. g4 Nd6 24. gxf5 Kb8 25. Ng5 Rxe1+ 26. Rxe1 Bxc3 27. Qxc3 Re8 28. Ne6 Qe7 29. fxg6 hxg6 30. Qe5 Bc8 31. Qg3 Ka7 32. Kf1 g5 33. Qc3 Nb5 34. Qd2 Nd4 35. Nxd4 Qxe1+ 36. Qxe1 *", + "Moves": "c8h3 f1g1 e8e1", + "MovesSAN": "Bxh3+ Kg1 Rxe1#", + "Themes": "endgame hangingPiece mate mateIn2 short" + }, + { + "FEN": "2r1r1k1/pp2Rpp1/2bB1n1p/2Pp4/1q6/5B2/PPQ2PPP/4R1K1 b - - 4 20", + "PGN": "1. d4 d6 2. c4 e6 3. Nc3 Bd7 4. e4 Nf6 5. Nf3 Nc6 6. d5 exd5 7. exd5 Ne5 8. Be2 c6 9. O-O h6 10. Re1 Nxf3+ 11. Bxf3+ Be7 12. Bf4 O-O 13. Qe2 Re8 14. Ne4 Qb6 15. Qc2 Rac8 16. Nxd6 Bxd6 17. Bxd6 cxd5 18. c5 Qb4 19. Re7 Bc6 20. Rae1 *", + "Moves": "b4e1 e7e1 e8e1", + "MovesSAN": "Qxe1+ Rxe1 Rxe1#", + "Themes": "backRankMate mate mateIn2 middlegame short xRayAttack" + }, + { + "FEN": "1r1k4/Q1p3pp/3b4/4pr2/4N2q/3P4/PPP1nPPP/R1B2R1K b - - 0 19", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Nxd5 6. Nxf7 Kxf7 7. Qf3+ Qf6 8. Bxd5+ Be6 9. Bxe6+ Kxe6 10. Qb3+ Kd7 11. O-O Bd6 12. Nc3 Qh4 13. d3 Rhf8 14. Ne4 Nd4 15. Qxb7 Rab8 16. Qa6 Ne2+ 17. Kh1 Rf5 18. Qa4+ Kd8 19. Qxa7 *", + "Moves": "h4h2 h1h2 f5h5", + "MovesSAN": "Qxh2+ Kxh2 Rh5#", + "Themes": "anastasiaMate attraction kingsideAttack mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "4r3/1kp3Pp/p1p5/3b1Q2/1Pp4P/6P1/5P2/4R1K1 b - - 0 30", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. Nxe5 Qd4 6. Qh5 Qxe4+ 7. Kf1 Be6 8. d3 Qd5 9. Nc3 Qa5 10. Bf4 Nf6 11. Qe2 Bd6 12. d4 O-O-O 13. a3 Bxe5 14. dxe5 Nd5 15. Nxd5 Bxd5 16. c4 Be6 17. b4 Qa4 18. g3 b5 19. Kg2 bxc4 20. Rhc1 Bd5+ 21. Kg1 Rhe8 22. Qg4+ Kb7 23. Bg5 f6 24. exf6 Re4 25. Qf5 Rde8 26. fxg7 Qxa3 27. Be3 Rxe3 28. h4 Qxc1+ 29. Rxc1 Re1+ 30. Rxe1 *", + "Moves": "e8e1 g1h2 e1h1", + "MovesSAN": "Rxe1+ Kh2 Rh1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r4rk1/p4pp1/3p4/2nQ1N1p/4P3/2q3P1/P4P1b/R2R1K2 w - - 0 22", + "PGN": "1. e4 d6 2. d4 Nf6 3. Bd3 e5 4. c3 c5 5. Bg5 cxd4 6. cxd4 exd4 7. Qa4+ Nc6 8. Nf3 Bd7 9. Nxd4 Ne5 10. Bb5 Be7 11. Nc3 Nd3+ 12. Ke2 Nxb2 13. Bxd7+ Nxd7 14. Qb3 Bxg5 15. Qxb2 O-O 16. Rhd1 Bf4 17. Qxb7 Nc5 18. Qd5 Qf6 19. Kf1 Bxh2 20. Nf5 Qxc3 21. g3 h5 *", + "Moves": "f5e7 g8h7 d5h5", + "MovesSAN": "Ne7+ Kh7 Qxh5#", + "Themes": "anastasiaMate discoveredAttack kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "7k/p4prp/1pB5/3p4/1P6/P7/3q3P/4R1RK w - - 0 33", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Bd2 O-O 5. e3 b6 6. Bd3 Bb7 7. f3 Qe7 8. Nge2 d6 9. O-O Nbd7 10. a3 Bxc3 11. Bxc3 e5 12. d5 e4 13. fxe4 Nxe4 14. Bd4 Ndc5 15. Bc2 c6 16. Nf4 cxd5 17. cxd5 Nf6 18. b4 Ncd7 19. Nh5 Bxd5 20. Bxf6 Nxf6 21. Nxf6+ gxf6 22. Qg4+ Kh8 23. Qf5 Qxe3+ 24. Kh1 Bxg2+ 25. Kxg2 Rg8+ 26. Kh1 Rg7 27. Rae1 Qd2 28. Rg1 Rag8 29. Qxf6 Qd5+ 30. Be4 Qd2 31. Bc6 d5 32. Qxg7+ Rxg7 *", + "Moves": "e1e8 g7g8 g1g8", + "MovesSAN": "Re8+ Rg8 Rgxg8#", + "Themes": "endgame master masterVsMaster mate mateIn2 short" + }, + { + "FEN": "7k/1p1q2r1/2p1p1Q1/pn1pP3/3P4/P1P5/1P4PP/5RK1 w - - 0 32", + "PGN": "1. e4 c6 2. f4 d5 3. e5 Bf5 4. Nf3 e6 5. d4 Qb6 6. Na3 Ne7 7. c3 Nc8 8. Bd3 Bg6 9. Nc2 Be7 10. a3 O-O 11. O-O Qd8 12. Ng5 Bxg5 13. fxg5 Bxd3 14. Qxd3 Ne7 15. Qg3 Ng6 16. Ne1 Qb6 17. Nf3 Na6 18. Nh4 Nc7 19. Rf2 Nxh4 20. Qxh4 Nb5 21. Rf3 f5 22. gxf6 g6 23. Rh3 Rf7 24. Bh6 Qc7 25. Rf1 Qd7 26. Rg3 a5 27. Qh5 Kh8 28. Rxg6 hxg6 29. Qxg6 Rg8 30. Bg7+ Rgxg7 31. fxg7+ Rxg7 *", + "Moves": "f1f8 g7g8 g6g8", + "MovesSAN": "Rf8+ Rg8 Qxg8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r1b4r/1p2k1pp/p7/2b5/2B2B2/8/PPP2PPP/3R2K1 w - - 2 23", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Nxd5 6. Nxf7 Kxf7 7. Qf3+ Ke6 8. Nc3 Ne7 9. d4 c6 10. dxe5 Kxe5 11. Qe4+ Kd6 12. O-O Kc7 13. Rd1 a6 14. Bf4+ Kb6 15. Qd4+ c5 16. Na4+ Kc6 17. Qxc5+ Kd7 18. Nb6+ Ke8 19. Nxd5 Nxd5 20. Rxd5 Bxc5 21. Rxd8+ Kxd8 22. Rd1+ Ke7 *", + "Moves": "f4g5 e7f8 d1d8", + "MovesSAN": "Bg5+ Kf8 Rd8#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "1r4k1/RBq2pp1/4p2p/8/1Q1P4/8/1P3PPP/6K1 b - - 4 28", + "PGN": "1. d4 d5 2. c4 Nf6 3. Nc3 dxc4 4. e3 e6 5. Bxc4 a6 6. Nf3 c5 7. O-O b5 8. Bd3 Bb7 9. Qe2 cxd4 10. exd4 Bd6 11. Rd1 O-O 12. Bg5 Nbd7 13. Ne5 Qb6 14. Rac1 h6 15. Bh4 Nd5 16. Nxd7 Nxc3 17. Rxc3 Qa5 18. Nxf8 Rxf8 19. a3 b4 20. axb4 Bxb4 21. Be4 Bxc3 22. Bxb7 Bb4 23. Qxa6 Qh5 24. Qa4 Rb8 25. Rf1 Qxh4 26. Qxb4 Qd8 27. Ra1 Qc7 28. Ra7 *", + "Moves": "c7c1 b4e1 c1e1", + "MovesSAN": "Qc1+ Qe1 Qxe1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r2qkbnr/ppp3pp/5p2/4p3/2B1P3/1Q3P2/PPP2P1P/RNB2bK1 w kq - 0 11", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 f6 4. d4 d6 5. dxe5 dxe5 6. Qe2 Bg4 7. O-O Nd4 8. Qe3 Nxf3+ 9. gxf3 Bh3 10. Qb3 Bxf1 *", + "Moves": "c4f7 e8d7 b3e6", + "MovesSAN": "Bf7+ Kd7 Qe6#", + "Themes": "mate mateIn2 opening short" + }, + { + "FEN": "2r3k1/5ppp/3Q4/1p2p3/4q3/1P6/1PP2PP1/3R2K1 w - - 0 23", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Qxd4 Nc6 5. Bb5 e5 6. Qd3 Nf6 7. Bg5 Be7 8. Nc3 O-O 9. h4 a6 10. Bc4 b5 11. Bb3 Na5 12. Bxf6 Bxf6 13. Nd5 Nxb3 14. axb3 Be6 15. O-O Bxh4 16. Nxh4 Qxh4 17. Nb6 Rab8 18. Rxa6 Bc8 19. Nxc8 Rbxc8 20. Rxd6 Rfd8 21. Rd1 Rxd6 22. Qxd6 Qxe4 *", + "Moves": "d6d8 c8d8 d1d8", + "MovesSAN": "Qd8+ Rxd8 Rxd8#", + "Themes": "backRankMate endgame mate mateIn2 sacrifice short" + }, + { + "FEN": "8/ppr2kp1/5p1r/3p1Q2/3P4/bPq2N2/P2R1PPP/1K5R b - - 2 26", + "PGN": "1. d4 d5 2. Bf4 Nf6 3. Nf3 c5 4. e3 Nc6 5. c3 Qb6 6. b3 Bf5 7. Nbd2 e6 8. Nh4 Bg6 9. Nxg6 hxg6 10. Bd3 Nh5 11. Qf3 Nxf4 12. Qxf4 cxd4 13. exd4 Ne7 14. Nf3 f6 15. Qg3 Nf5 16. Qxg6+ Ke7 17. O-O-O Rh6 18. Qg4 Rc8 19. Kc2 Qb4 20. c4 Kf7 21. c5 Rxc5+ 22. Kb2 Qc3+ 23. Kb1 Rc7 24. Bxf5 exf5 25. Qxf5 Ba3 26. Rd2 *", + "Moves": "c3c1 h1c1 c7c1", + "MovesSAN": "Qc1+ Rxc1 Rxc1#", + "Themes": "mate mateIn2 middlegame queensideAttack sacrifice short" + }, + { + "FEN": "3r2k1/1Q3p2/p3pq2/1pb1B1pp/8/PBP5/1P3PPP/4R1K1 b - - 1 24", + "PGN": "1. e4 d5 2. exd5 c6 3. dxc6 Nxc6 4. Nc3 Nf6 5. Nf3 e6 6. d4 Bb4 7. a3 Ba5 8. Bb5 Bd7 9. O-O a6 10. Ba4 b5 11. Bb3 O-O 12. Re1 Re8 13. Bg5 h6 14. Bh4 Bb6 15. Ne4 g5 16. Nxf6+ Qxf6 17. Bg3 Nxd4 18. Nxd4 Bxd4 19. c3 Bb6 20. Qxd7 Red8 21. Qb7 Bc5 22. Rad1 h5 23. Rxd8+ Rxd8 24. Be5 *", + "Moves": "f6f2 g1h1 f2e1", + "MovesSAN": "Qxf2+ Kh1 Qxe1#", + "Themes": "backRankMate fork mate mateIn2 middlegame short" + }, + { + "FEN": "6rk/pp4pp/2pBQ3/3nP3/3P3q/2P2Rp1/PP6/6K1 w - - 0 28", + "PGN": "1. e4 e6 2. Nf3 d5 3. exd5 exd5 4. d4 Nf6 5. Bd3 Bd6 6. O-O O-O 7. Bg5 Bg4 8. Nbd2 c6 9. c3 Nbd7 10. Qc2 Qc7 11. g3 Rae8 12. h4 Ne4 13. Nxe4 dxe4 14. Bxe4 f5 15. Nh2 Rxe4 16. f3 Bh3 17. fxe4 Bxf1 18. Nxf1 Bxg3 19. e5 f4 20. Qb3+ Kh8 21. Be7 Re8 22. Qf7 Rg8 23. Nxg3 fxg3 24. Rf1 Nb6 25. Qe6 Nd5 26. Bd6 Qd8 27. Rf3 Qxh4 *", + "Moves": "e6g8 h8g8 f3f8", + "MovesSAN": "Qxg8+ Kxg8 Rf8#", + "Themes": "attraction endgame mate mateIn2 sacrifice short" + }, + { + "FEN": "8/1pk2ppp/2r5/8/1Q1pP3/3P4/5PPP/2R3K1 b - - 0 30", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Nxc6 Qf6 6. Qd2 dxc6 7. Bd3 Ne7 8. O-O Be6 9. Nc3 O-O-O 10. a4 Bc4 11. Qe2 Bxd3 12. cxd3 Bd4 13. Bd2 a5 14. Rab1 Rd7 15. Rfc1 c5 16. b3 Nc6 17. Nb5 Rhd8 18. Nxd4 cxd4 19. b4 axb4 20. Bxb4 Nxb4 21. Rxb4 Rd6 22. Rcb1 Rb6 23. Rxb6 cxb6 24. Qb2 Rd6 25. a5 Kc7 26. axb6+ Rxb6 27. Qc2+ Rc6 28. Qa4 Qg5 29. Qb4 Qc1+ 30. Rxc1 *", + "Moves": "c6c1 b4e1 c1e1", + "MovesSAN": "Rxc1+ Qe1 Rxe1#", + "Themes": "backRankMate endgame mate mateIn2 queenRookEndgame short" + }, + { + "FEN": "r7/1p3qkp/p2p2p1/Pb1Pp2P/1P2N3/2N2r2/3Q4/R3K2R b KQ - 2 26", + "PGN": "1. d4 d6 2. c4 g6 3. Nc3 Bg7 4. e4 Nf6 5. Be2 O-O 6. Bg5 Na6 7. Qd2 e5 8. d5 c6 9. f3 cxd5 10. cxd5 Nc5 11. b4 Ncd7 12. Nb5 Nb6 13. a4 a6 14. Nc3 Bd7 15. a5 Nc8 16. h4 Qe8 17. Nh3 Na7 18. Nf2 Nb5 19. Bxb5 Bxb5 20. h5 Nxh5 21. Bh6 f5 22. Bxg7 Kxg7 23. exf5 Rxf5 24. g4 Rxf3 25. gxh5 Qf7 26. Nfe4 *", + "Moves": "f3f1 h1f1 f7f1", + "MovesSAN": "Rf1+ Rxf1 Qxf1#", + "Themes": "master mate mateIn2 middlegame short" + }, + { + "FEN": "r4r2/pp2Npkp/3p2p1/q3n2P/4PQ2/1bP5/PP4P1/4K2R w K - 0 20", + "PGN": "1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Bg7 5. Nc3 Nc6 6. Be3 Nf6 7. f3 d6 8. Bc4 Qb6 9. Bb3 Ng4 10. fxg4 Bxd4 11. Bxd4 Qxd4 12. Qf3 O-O 13. Rd1 Qb6 14. h4 Ne5 15. Qf4 Bxg4 16. Nd5 Qa5+ 17. c3 Bxd1 18. Nxe7+ Kg7 19. h5 Bxb3 *", + "Moves": "h5h6 g7h8 f4f6", + "MovesSAN": "h6+ Kh8 Qf6#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "1Q6/N4pk1/6p1/8/P5K1/3q2P1/7P/8 b - - 7 45", + "PGN": "1. Nf3 d5 2. g3 Nf6 3. Bg2 e6 4. d4 c5 5. O-O b6 6. b3 Bb7 7. Bb2 Be7 8. c4 Nbd7 9. Nbd2 O-O 10. Ne5 Qc7 11. Ndf3 Rad8 12. Re1 Rfe8 13. Qd3 Nf8 14. a3 Bd6 15. b4 dxc4 16. Nxc4 cxd4 17. Nxd4 Ba6 18. b5 Bb7 19. Bxb7 Qxb7 20. Nc6 Bc5 21. Qf3 Rd7 22. Bxf6 gxf6 23. Qxf6 Be7 24. Qf3 Bc5 25. N4e5 Rd5 26. Qg4+ Ng6 27. Red1 Qc7 28. Nxg6 hxg6 29. Rxd5 exd5 30. a4 Re4 31. Qg5 Rxe2 32. Qxd5 Rxf2 33. Kh1 Qc8 34. Qxc5 bxc5 35. Ne7+ Kg7 36. Nxc8 c4 37. Nxa7 c3 38. b6 c2 39. b7 Rd2 40. b8=Q Rd1+ 41. Rxd1 cxd1=Q+ 42. Kg2 Qd5+ 43. Kf2 Qd2+ 44. Kf3 Qd3+ 45. Kg4 *", + "Moves": "d3f5 g4h4 f5h5", + "MovesSAN": "Qf5+ Kh4 Qh5#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "8/4pp1k/1n1p2nB/1PqP3B/4P3/8/2p3P1/5Q1K w - - 2 33", + "PGN": "1. d4 d6 2. c4 Nf6 3. Nc3 c5 4. d5 g6 5. e4 Bg7 6. Bd3 O-O 7. Nge2 Nbd7 8. f4 a6 9. a4 Ne8 10. Be3 Nc7 11. O-O b5 12. axb5 axb5 13. Rxa8 Nxa8 14. Nxb5 Bxb2 15. Nec3 Ba6 16. Qb3 Bxc3 17. Qxc3 Bxb5 18. cxb5 Nab6 19. f5 Ne5 20. Be2 Qc7 21. fxg6 hxg6 22. Bh6 Ra8 23. Qg3 c4 24. Qf4 Ra2 25. Bd1 c3 26. h4 c2 27. Be2 Qc5+ 28. Kh1 Rb2 29. h5 Rb1 30. hxg6 Rxf1+ 31. Qxf1 Nxg6 32. Bh5 Kh7 *", + "Moves": "f1f7 h7h6 f7g6", + "MovesSAN": "Qxf7+ Kxh6 Qxg6#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r2q3r/5kb1/p1np1p2/1p6/4PNQP/8/PPP3P1/R3K2R w KQ - 1 20", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 Ng4 7. Bg5 h6 8. Bh4 g5 9. Bg3 Bg7 10. h4 f6 11. f4 gxf4 12. Bxf4 h5 13. Bc4 e5 14. Ne6 Bxe6 15. Bxe6 exf4 16. Bxg4 hxg4 17. Qxg4 Kf7 18. Nd5 b5 19. Nxf4 Nc6 *", + "Moves": "g4e6 f7f8 f4g6", + "MovesSAN": "Qe6+ Kf8 Ng6#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "3r3k/pq5p/1p2pPp1/8/3B4/8/PP4PP/3R2K1 w - - 0 30", + "PGN": "1. e4 c5 2. c3 e5 3. Nf3 Nc6 4. Bb5 d6 5. d4 cxd4 6. cxd4 exd4 7. Nxd4 Bd7 8. Nc3 Nxd4 9. Bxd7+ Qxd7 10. Qxd4 Nf6 11. f3 Be7 12. Be3 O-O 13. O-O b6 14. Rfd1 Ne8 15. Nd5 Rd8 16. Nxe7+ Qxe7 17. Rac1 Nc7 18. Rc6 d5 19. e5 Ne6 20. Qg4 Kh8 21. f4 d4 22. Bf2 Qd7 23. Rd6 Qc8 24. Rxd8 Rxd8 25. f5 Nc5 26. Bxd4 Qb7 27. f6 g6 28. e6 Nxe6 29. Qxe6 fxe6 *", + "Moves": "f6f7 e6e5 d4e5", + "MovesSAN": "f7+ e5 Bxe5#", + "Themes": "advancedPawn discoveredAttack endgame mate mateIn2 short" + }, + { + "FEN": "4br1k/2p4p/3p1N2/p1pPp2r/P1P2b2/1P3P2/4K1R1/6R1 w - - 4 34", + "PGN": "1. c4 Nf6 2. d4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. h3 e5 7. d5 a5 8. a4 Na6 9. Be3 b6 10. Rc1 Nc5 11. Qc2 Bd7 12. Be2 Nh5 13. g3 f5 14. Bg5 Qe8 15. b3 fxe4 16. Nxe4 Bf5 17. Nfd2 Kh8 18. Bxh5 gxh5 19. g4 Bg6 20. Be3 Qf7 21. Bxc5 bxc5 22. Qd3 Qf4 23. Qg3 Bxe4 24. Qxf4 Rxf4 25. Rg1 Raf8 26. gxh5 Bh6 27. Rg3 Bf5 28. Ke2 Bd7 29. f3 Rh4 30. Rcg1 Rxh3 31. R3g2 Rxh5 32. Ne4 Bf4 33. Nf6 Be8 *", + "Moves": "g2g8 f8g8 g1g8", + "MovesSAN": "Rg8+ Rxg8 Rxg8#", + "Themes": "arabianMate kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "8/kr6/3Q4/2PPp3/4PbB1/7P/5PP1/6K1 b - - 0 41", + "PGN": "1. e4 c5 2. d3 e5 3. Nf3 d6 4. Nc3 Bg4 5. Be2 Nf6 6. O-O Be7 7. Bg5 h6 8. Bxf6 Bxf6 9. Nd5 Be6 10. c4 g5 11. h3 Bg7 12. Nh2 Nc6 13. Bg4 Bxd5 14. cxd5 Nd4 15. a3 Qb6 16. Rb1 h5 17. Bxh5 O-O-O 18. Bg4+ Kb8 19. b4 Qc7 20. b5 b6 21. a4 Rh4 22. Nf3 Nxf3+ 23. Qxf3 f6 24. Ra1 Rhh8 25. Rfb1 Rhe8 26. a5 Re7 27. axb6 Qxb6 28. Ra6 Qb7 29. Qe2 Rc7 30. Qa2 Re8 31. b6 axb6 32. Raxb6 Ree7 33. Rxb7+ Rxb7 34. Rxb7+ Rxb7 35. Qa5 f5 36. Bxf5 c4 37. dxc4 g4 38. Bxg4 Bh6 39. Qd8+ Ka7 40. Qxd6 Bf4 41. c5 *", + "Moves": "b7b1 g4d1 b1d1", + "MovesSAN": "Rb1+ Bd1 Rxd1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "8/6Rp/4p3/2Np2Q1/3P1p1n/4r2k/1PPK4/8 b - - 8 48", + "PGN": "1. d4 Nf6 2. Nc3 d5 3. e4 dxe4 4. Bg5 Bf5 5. Qe2 e6 6. O-O-O Be7 7. Qb5+ Nbd7 8. Qxb7 O-O 9. Bf4 Bd6 10. Bxd6 cxd6 11. Nge2 d5 12. Ng3 Bg6 13. Nb5 Ng4 14. Rd2 e3 15. fxe3 Nxe3 16. Bd3 Bxd3 17. Rxd3 Nxg2 18. Rg1 Nf4 19. Rf3 Ng6 20. Nh5 Rb8 21. Qa6 Rb6 22. Qa4 Qb8 23. Rb3 a6 24. Nc3 Rxb3 25. Qxb3 Qxb3 26. axb3 Nf6 27. Nxf6+ gxf6 28. Na4 Rc8 29. Nc5 a5 30. Kd2 Kf8 31. Ra1 Ke7 32. Rxa5 f5 33. b4 Nf4 34. b5 Rg8 35. b6 Rg2+ 36. Ke3 Ng6 37. b7 f4+ 38. Kf3 Rxh2 39. b8=Q Rh3+ 40. Kg2 Rg3+ 41. Kf2 Kf6 42. Qd8+ Kf5 43. Ra7 Kg4 44. Rxf7 Rf3+ 45. Ke2 Re3+ 46. Kd2 Nh4 47. Rg7+ Kh3 48. Qg5 *", + "Moves": "h4f3 d2c1 e3e1", + "MovesSAN": "Nf3+ Kc1 Re1#", + "Themes": "endgame fork mate mateIn2 short" + }, + { + "FEN": "5r2/2R5/p6p/1b1p2p1/1B1k4/1P6/P4rPP/4R1K1 b - - 1 30", + "PGN": "1. d4 g6 2. c4 Bg7 3. Nc3 f5 4. e4 fxe4 5. Nxe4 Nf6 6. Bd3 d5 7. Nxf6+ Bxf6 8. cxd5 Qxd5 9. Nf3 Bg4 10. Qa4+ c6 11. Qb3 b5 12. Qxd5 cxd5 13. Bxb5+ Kf8 14. Bh6+ Kf7 15. Ne5+ Bxe5 16. dxe5 a6 17. Ba4 Nd7 18. Bxd7 Bxd7 19. O-O Rab8 20. b3 Bb5 21. Rfc1 Ke6 22. Bf4 h6 23. Rc7 g5 24. Bd2 Rh7 25. Bc3 Rf7 26. Rd1 Rbf8 27. Bb4 Kxe5 28. Re1+ Kd4 29. Rexe7 Rxf2 30. Re1 *", + "Moves": "f2f1 e1f1 f8f1", + "MovesSAN": "Rf1+ Rxf1 Rxf1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "5k2/1N4pp/pp2R3/1p6/3r4/8/P4PPP/6K1 b - - 3 34", + "PGN": "1. d4 d5 2. c4 Nf6 3. cxd5 Qxd5 4. Nc3 Qa5 5. Nf3 Ne4 6. Qc2 Nxc3 7. bxc3 e6 8. e4 Bd7 9. Bd3 Ba4 10. Qd2 Bb5 11. O-O Bxd3 12. Qxd3 Nd7 13. Bf4 Be7 14. Rfb1 Rb8 15. Qc4 Bd8 16. Ne5 Nb6 17. Qb5+ Qxb5 18. Rxb5 a6 19. Ra5 f6 20. Nf3 Nc4 21. Rc5 Nd6 22. e5 Ne4 23. Rc4 b5 24. Rc6 O-O 25. Nd2 fxe5 26. Nxe4 Rxf4 27. Nc5 exd4 28. Nxe6 Rf6 29. cxd4 Rb6 30. Rxb6 cxb6 31. Nxd8 Rd6 32. Nb7 Rxd4 33. Re1 Kf8 34. Re6 *", + "Moves": "d4d1 e6e1 d1e1", + "MovesSAN": "Rd1+ Re1 Rxe1#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "r4rk1/b3np2/1ppp3Q/p3p2N/4P1q1/1PPPR3/1P3PPP/R1B3K1 b - - 4 20", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 a5 6. O-O d6 7. Nbd2 Ba7 8. Re1 O-O 9. Nf1 Be6 10. Bb3 Bxb3 11. axb3 Ne7 12. Ng3 h6 13. Nh4 Qd7 14. Nhf5 b6 15. Qf3 c6 16. Nxh6+ gxh6 17. Qxf6 Kh7 18. Qxh6+ Kg8 19. Nh5 Qg4 20. Re3 *", + "Moves": "g4d1 e3e1 d1e1", + "MovesSAN": "Qd1+ Re1 Qxe1#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "2r3k1/pp3ppp/2r1p3/8/8/2n4P/PPKR1PP1/3R4 w - - 0 21", + "PGN": "1. e4 c6 2. Nf3 d5 3. exd5 cxd5 4. d4 Nc6 5. c4 Nf6 6. Nc3 Bg4 7. h3 Bxf3 8. Qxf3 Nxd4 9. Qd1 dxc4 10. Bxc4 e6 11. Bb5+ Nc6 12. Qxd8+ Rxd8 13. Bd2 Bb4 14. O-O-O Rc8 15. Na4 Bxd2+ 16. Rxd2 O-O 17. Bxc6 Rxc6+ 18. Nc3 Rfc8 19. Rhd1 Nd5 20. Kc2 Nxc3 *", + "Moves": "d2d8 c8d8 d1d8", + "MovesSAN": "Rd8+ Rxd8 Rxd8#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "r1b1kr2/ppp3pp/2q5/3Q4/8/1BN1p3/PPP2bPK/R1B2R2 b q - 0 16", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 f5 4. d5 fxe4 5. dxc6 exf3 6. cxd7+ Qxd7 7. Qxf3 Bc5 8. Bc4 Nf6 9. O-O e4 10. Qf4 Rf8 11. Qd2 Qc6 12. Bb3 Ng4 13. Nc3 Bxf2+ 14. Kh1 e3 15. Qd5 Nxh2 16. Kxh2 *", + "Moves": "c6h6 d5h5 h6h5", + "MovesSAN": "Qh6+ Qh5+ Qxh5#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "rn1kr3/ppp3pp/8/3p4/2Pb1BQ1/8/PP3RPP/RN5K b - - 0 16", + "PGN": "1. e4 e5 2. f4 Bc5 3. Nf3 exf4 4. d4 Bb6 5. Bxf4 d5 6. e5 Bg4 7. Be2 f6 8. O-O fxe5 9. Nxe5 Bxe2 10. Qxe2 Nf6 11. Nc6+ Ne4 12. Nxd8 Kxd8 13. c4 Bxd4+ 14. Kh1 Re8 15. Qg4 Nf2+ 16. Rxf2 *", + "Moves": "e8e1 f2f1 e1f1", + "MovesSAN": "Re1+ Rf1 Rxf1#", + "Themes": "backRankMate mate mateIn2 middlegame short" + }, + { + "FEN": "2r4k/5Rp1/p2pnN1p/4p3/P6Q/7P/5PPK/3q4 w - - 0 30", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. a4 e5 7. Nf3 Be6 8. Be2 Be7 9. Be3 Nbd7 10. Qd2 Rc8 11. O-O O-O 12. Rfd1 Qc7 13. Rac1 Ng4 14. h3 Nxe3 15. Qxe3 f5 16. exf5 Rxf5 17. Bd3 Rff8 18. Ng5 Bf5 19. Bxf5 Rxf5 20. Ne6 Qb6 21. Qg3 Rf7 22. Nd5 Qxb2 23. Rb1 Qa2 24. Rxb7 Nc5 25. Rxe7 Qxc2 26. Nf6+ Kh8 27. Rxf7 Qxd1+ 28. Kh2 Nxe6 29. Qh4 h6 *", + "Moves": "h4h6 g7h6 f7h7", + "MovesSAN": "Qxh6+ gxh6 Rh7#", + "Themes": "arabianMate endgame mate mateIn2 sacrifice short" + }, + { + "FEN": "rnb1k3/ppp2p1Q/5qr1/3Np3/1b2P1n1/8/PPPP1PPP/R1B1KBNR b KQq - 0 9", + "PGN": "1. e4 e5 2. Nc3 Bb4 3. Qg4 Nf6 4. Qxg7 Rg8 5. Qh6 Rg6 6. Qe3 Ng4 7. Qh3 d5 8. Qxh7 Qf6 9. Nxd5 *", + "Moves": "f6f2 e1d1 f2f1", + "MovesSAN": "Qxf2+ Kd1 Qxf1#", + "Themes": "attackingF2F7 deflection mate mateIn2 opening short" + }, + { + "FEN": "1Qnk4/1Rp1q3/2p5/3P1p2/3P1P2/N3P1p1/P5P1/6K1 b - - 0 36", + "PGN": "1. b4 e5 2. Bb2 Bxb4 3. Bxe5 Nc6 4. Bxg7 d5 5. Bxh8 f6 6. c3 Be7 7. d4 Bf5 8. e3 Qd7 9. Qh5+ Bg6 10. Qe2 O-O-O 11. Qd1 Na5 12. Nf3 Bd6 13. Be2 h5 14. O-O Qh7 15. Ne1 Qxh8 16. Bd3 f5 17. Na3 Bxh2+ 18. Kxh2 h4 19. Rh1 Ne7 20. Kg1 Qf6 21. Nf3 Rh8 22. Rh3 Bf7 23. Ne5 Be6 24. f4 Ng8 25. Qa4 Nc6 26. Nxc6 Bd7 27. Bb5 bxc6 28. Qxa7 Kd8 29. Qb8+ Bc8 30. Ba6 Ne7 31. Bxc8 Nxc8 32. Rb1 Rg8 33. Rb7 Qe7 34. c4 Rg3 35. Rxg3 hxg3 36. cxd5 *", + "Moves": "e7e3 g1f1 e3f2", + "MovesSAN": "Qxe3+ Kf1 Qf2#", + "Themes": "endgame fork mate mateIn2 short" + }, + { + "FEN": "2k4r/p1p3R1/1p6/4N3/3Nn3/8/PPP2P2/2K5 b - - 0 25", + "PGN": "1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. h4 Bxg5 7. hxg5 Qxg5 8. Nf3 Qe7 9. Bd3 b6 10. Qd2 h6 11. O-O-O Bb7 12. Rdg1 Nc6 13. g4 O-O-O 14. g5 hxg5 15. Rxh8 Rxh8 16. Qxg5 Qxg5+ 17. Rxg5 f6 18. Rxg7 fxe5 19. Bb5 exd4 20. Bxc6 Bxc6 21. Nxd4 e5 22. Nxc6 Nc5 23. Nxe5 d4 24. Nb5 Ne4 25. Nxd4 *", + "Moves": "h8h1 g7g1 h1g1", + "MovesSAN": "Rh1+ Rg1 Rxg1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "6r1/2p4k/4p3/3pPp1p/3P3P/PRPBb3/6rN/5R1K b - - 1 41", + "PGN": "1. f4 e6 2. d4 Be7 3. e4 Nc6 4. c3 d5 5. e5 f6 6. Bd3 f5 7. Qh5+ g6 8. Qd1 Bf8 9. Nf3 Bg7 10. O-O Nge7 11. Be3 O-O 12. Bf2 Qe8 13. Bh4 h6 14. Qe1 Nd8 15. Qg3 Kh7 16. Qh3 Nf7 17. Bf2 Kg8 18. Bh4 Kh7 19. Nbd2 h5 20. Ng5+ Nxg5 21. Bxg5 Bh6 22. Qh4 Rf7 23. Bxe7 Qxe7 24. Nf3 Qxh4 25. Nxh4 g5 26. fxg5 Bxg5 27. Nf3 Bh6 28. h4 Bd7 29. Kh2 Rg8 30. Rf2 Rfg7 31. Re2 Bf4+ 32. Kh1 a6 33. a4 b5 34. Rg1 bxa4 35. Bxa6 a3 36. bxa3 Ba4 37. Bd3 Bb3 38. Rb2 Rg3 39. Rxb3 Be3 40. Rf1 Rxg2 41. Nh2 *", + "Moves": "g2g1 f1g1 g8g1", + "MovesSAN": "Rg1+ Rxg1 Rxg1#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "r3r1k1/pp2Bppp/2p5/3pP3/6n1/3B2Nq/PPP2P2/R2QR1K1 b - - 0 17", + "PGN": "1. d4 e6 2. e4 d5 3. exd5 exd5 4. Nf3 Bd6 5. Bd3 Nf6 6. h3 O-O 7. O-O Bd7 8. Bd2 c6 9. Nc3 Re8 10. Bg5 Be7 11. Ne2 Qc8 12. Re1 Bxh3 13. gxh3 Qxh3 14. Ng3 Nbd7 15. Ne5 Nxe5 16. dxe5 Ng4 17. Bxe7 *", + "Moves": "h3h2 g1f1 h2f2", + "MovesSAN": "Qh2+ Kf1 Qxf2#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "1k5r/ppp5/5B2/7P/3P4/8/PP3qQK/R3R3 b - - 1 26", + "PGN": "1. e4 e6 2. Bc4 d5 3. exd5 exd5 4. Bb3 Bd6 5. Nf3 Ne7 6. O-O Nbc6 7. Re1 Bg4 8. h3 h5 9. Bxd5 Qd7 10. Nc3 O-O-O 11. Bxf7 Rdf8 12. hxg4 Rxf7 13. Ng5 Rf6 14. gxh5 Rfh6 15. g4 Ne5 16. Nf7 Nxg4 17. Nxh8 Bh2+ 18. Kg2 Qc6+ 19. Ne4 Rxh8 20. Qxg4+ Kb8 21. Kxh2 Qxc2 22. d4 Nd5 23. Bg5 Nf6 24. Nxf6 gxf6 25. Bxf6 Qxf2+ 26. Qg2 *", + "Moves": "h8h5 f6h4 h5h4", + "MovesSAN": "Rxh5+ Bh4 Rxh4#", + "Themes": "endgame killBoxMate mate mateIn2 short" + }, + { + "FEN": "3r2k1/5ppp/4p3/4P2q/3pKP2/3B2P1/1PPR3Q/8 b - - 0 28", + "PGN": "1. e4 c6 2. Nf3 d5 3. e5 Bg4 4. d4 e6 5. Bf4 Bxf3 6. Qxf3 Nd7 7. Nd2 Qb6 8. Qc3 Bb4 9. Qb3 Qxd4 10. O-O-O Qxf4 11. g3 Bxd2+ 12. Rxd2 Qh6 13. Qxb7 Rb8 14. Qxc6 Ne7 15. Qa4 O-O 16. Qxd7 Nf5 17. f4 Ne3 18. Bd3 Rfd8 19. Qxa7 Ra8 20. Qxe3 Rxa2 21. Kd1 Ra1+ 22. Ke2 Rxh1 23. Qf2 Qh5+ 24. Ke3 d4+ 25. Ke4 Qf5+ 26. Kf3 Qh5+ 27. Ke4 Rxh2 28. Qxh2 *", + "Moves": "f7f5 e5f6 h5d5", + "MovesSAN": "f5+ exf6 Qd5#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r7/3k2pp/2pbp3/8/3PN3/4P2P/2R2PP1/6K1 b - - 4 42", + "PGN": "1. d4 d5 2. c4 dxc4 3. Bf4 b5 4. a4 Bd7 5. e3 bxa4 6. Qf3 Bc6 7. Qg3 Nf6 8. Bxc4 Nh5 9. Bxf7+ Kxf7 10. Qg5 Nxf4 11. Qxf4+ Ke8 12. Nf3 Bxf3 13. Qxf3 Nd7 14. Rxa4 Nf6 15. Nc3 Qb8 16. O-O Qc8 17. Rfa1 a6 18. Qc6+ Kf7 19. Qc4+ Ke8 20. Qc6+ Kd8 21. Rxa6 Rxa6 22. Rxa6 Nd7 23. Ra8 Nb8 24. Qb5 c6 25. Qxb8 Qxb8 26. Rxb8+ Kc7 27. Rb3 e6 28. Ne4 Be7 29. Rc3 Rb8 30. b3 Bb4 31. Rc4 Be7 32. Nd2 Kd6 33. Ne4+ Kd5 34. Nc3+ Kd6 35. Ne4+ Kd5 36. Nc3+ Kd6 37. b4 Kd7 38. Na2 Ra8 39. Rc2 Bxb4 40. h3 Be7 41. Nc3 Bd6 42. Ne4 *", + "Moves": "a8a1 c2c1 a1c1", + "MovesSAN": "Ra1+ Rc1 Rxc1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "2r2k2/2P3p1/3r1p2/1P6/4R3/8/PB3PPR/6K1 b - - 0 46", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd6 4. d4 e6 5. Nf3 Nf6 6. Bd3 Be7 7. O-O O-O 8. h3 c6 9. Re1 a6 10. Ne4 Nxe4 11. Bxe4 Nd7 12. Bxh7+ Kxh7 13. Ng5+ Bxg5 14. Bxg5 Rh8 15. Qh5+ Kg8 16. Qg4 Kf8 17. Re3 f6 18. Bf4 Qe7 19. Qg3 Qf7 20. Bd6+ Kg8 21. Rae1 Nb6 22. b3 Nd5 23. Rd3 b5 24. c4 Nb4 25. Bxb4 a5 26. Bc3 b4 27. Bb2 Rh5 28. Qf3 Rf5 29. Qxc6 Bb7 30. Qd6 Re8 31. d5 e5 32. Qb6 Rg5 33. Qxa5 Bc8 34. Qxb4 Bxh3 35. Rxh3 Qg6 36. Rh2 Qc2 37. Qc3 Qf5 38. c5 Qc8 39. d6 Qc6 40. b4 e4 41. Qc4+ Kf8 42. b5 Qd5 43. Qxd5 Rxd5 44. c6 Rxd6 45. c7 Rc8 46. Rxe4 *", + "Moves": "d6d1 e4e1 d1e1", + "MovesSAN": "Rd1+ Re1 Rxe1#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "r1b3k1/pp3pp1/2p4p/2P1q3/1P6/8/P1B2PPP/R2Q2K1 w - - 0 23", + "PGN": "1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 Bg4 5. Qb3 Bc8 6. Nc3 e6 7. Bd3 Bd6 8. e4 dxe4 9. Nxe4 Nxe4 10. Bxe4 O-O 11. O-O Nd7 12. c5 Bc7 13. Rd1 Qe7 14. Bc2 h6 15. Qd3 Nf6 16. b4 Rd8 17. Qe2 e5 18. dxe5 Rxd1+ 19. Qxd1 Ng4 20. Bb2 Bxe5 21. Nxe5 Nxe5 22. Bxe5 Qxe5 *", + "Moves": "d1d8 e5e8 d8e8", + "MovesSAN": "Qd8+ Qe8 Qxe8#", + "Themes": "endgame kingsideAttack mate mateIn2 short" + }, + { + "FEN": "8/3R3B/6p1/2r5/p7/P3pkP1/7P/6K1 b - - 0 38", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nc3 Bb4 4. d3 d5 5. exd5 Nxd5 6. Bd2 Nxc3 7. Bxc3 Bxc3+ 8. bxc3 O-O 9. Be2 Nc6 10. O-O f5 11. d4 e4 12. Bc4+ Kh8 13. Ne5 Nxe5 14. dxe5 Qe7 15. Qd5 c6 16. Qd6 Qxd6 17. exd6 Bd7 18. f3 b5 19. Bb3 a5 20. a3 a4 21. Ba2 Rad8 22. fxe4 fxe4 23. Rxf8+ Rxf8 24. Re1 Re8 25. Bf7 Re5 26. Re3 g6 27. Ba2 Kg7 28. c4 Kf6 29. cxb5 cxb5 30. c4 bxc4 31. Bxc4 Rc5 32. Bg8 Ke5 33. Bxh7 Kf4 34. Re1 Bf5 35. g3+ Kf3 36. Rd1 e3 37. d7 Bxd7 38. Rxd7 *", + "Moves": "c5c1 d7d1 c1d1", + "MovesSAN": "Rc1+ Rd1 Rxd1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "4rrk1/ppp4p/1b1p3p/2qb1p1N/2n2P2/2P2Q2/P5PP/RN2R2K w - - 2 22", + "PGN": "1. e4 e5 2. d4 exd4 3. c3 dxc3 4. Bc4 Nf6 5. e5 Ng8 6. Nf3 Nc6 7. O-O Bc5 8. Qd5 Qe7 9. Ng5 Nh6 10. Ne4 Bb6 11. Re1 O-O 12. bxc3 Nxe5 13. Bxh6 gxh6 14. Ng3 d6 15. Kh1 Be6 16. Qe4 Nxc4 17. Nf5 Qg5 18. Ng3 Rae8 19. f4 Qc5 20. Nh5 f5 21. Qf3 Bd5 *", + "Moves": "f3g3 g8f7 g3g7", + "MovesSAN": "Qg3+ Kf7 Qg7#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "6k1/npN2rpp/8/4p3/4p3/7q/PPP4P/3RKR2 w - - 0 26", + "PGN": "1. d4 d5 2. Nc3 Bg4 3. e4 Bxd1 4. Nxd1 dxe4 5. Bf4 Qxd4 6. Rb1 e5 7. Be3 Qb4+ 8. Nc3 Bc5 9. Bd2 Bxf2+ 10. Kxf2 Qd4+ 11. Be3 Qd8 12. Rd1 Qf6+ 13. Ke1 Ne7 14. Nh3 O-O 15. Bc4 Nf5 16. Nd5 Qh4+ 17. Bf2 Qg4 18. Rg1 Nd4 19. Nxc7 Nf3+ 20. gxf3 Qxh3 21. Nxa8 Qxf3 22. Bxa7 Nc6 23. Rf1 Qh3 24. Nc7 Nxa7 25. Bxf7+ Rxf7 *", + "Moves": "d1d8 f7f8 f1f8", + "MovesSAN": "Rd8+ Rf8 Rfxf8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "4rrk1/pp1n4/3p2pp/2pP4/5P1q/P1P1P2P/2Q1BP2/6RK w - - 0 24", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 c5 5. d5 exd5 6. cxd5 Qa5 7. Bd2 O-O 8. a3 Bxc3 9. Bxc3 Qb6 10. e3 Ne4 11. Qc2 Nxc3 12. bxc3 d6 13. Bd3 h6 14. O-O Bg4 15. h3 Bxf3 16. gxf3 Nd7 17. Kh1 Ne5 18. Be2 Qd8 19. f4 Nd7 20. Rg1 Qh4 21. Rg3 Rae8 22. Rag1 g6 23. Rxg6+ fxg6 *", + "Moves": "c2g6 g8h8 g6g7", + "MovesSAN": "Qxg6+ Kh8 Qg7#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "6rk/3R1Qpp/4P3/8/2p2P2/2q4P/6PK/4q3 w - - 0 39", + "PGN": "1. e4 d6 2. d4 Nf6 3. Nc3 e5 4. Nf3 exd4 5. Nxd4 Nc6 6. Bc4 Ne5 7. Be2 Be7 8. h3 Ng6 9. O-O O-O 10. f4 a6 11. a4 d5 12. e5 Ne4 13. Nxe4 dxe4 14. Be3 f6 15. Bc4+ Kh8 16. Qh5 c5 17. Ne2 f5 18. Rad1 Qa5 19. Nc3 b5 20. axb5 axb5 21. Bxb5 Ba6 22. Bxa6 Rxa6 23. Rd7 Ra7 24. Rfd1 Rxd7 25. Rxd7 Qa1+ 26. Kh2 Qxb2 27. Nd5 Qa3 28. c3 c4 29. Nxe7 Nxe7 30. Rc7 Nd5 31. Bc5 Qa5 32. Qf7 Rg8 33. Rd7 Qxc5 34. Rxd5 Qe3 35. Qxf5 Qxc3 36. Rd7 e3 37. e6 e2 38. Qf7 e1=Q *", + "Moves": "f7g8 h8g8 d7d8", + "MovesSAN": "Qxg8+ Kxg8 Rd8#", + "Themes": "attraction endgame master mate mateIn2 sacrifice short" + }, + { + "FEN": "1rr5/ppR4p/4bNpk/4P3/8/4q3/PP4PP/5R1K w - - 2 23", + "PGN": "1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e3 O-O 5. Bd3 c6 6. e4 d5 7. exd5 cxd5 8. cxd5 Nxd5 9. Nf3 Bg4 10. O-O Nc6 11. Be3 Nxe3 12. fxe3 Re8 13. Qb3 Rb8 14. Rac1 e5 15. Nxe5 Nxe5 16. dxe5 Qxd3 17. Qxf7+ Kh8 18. Nd5 Be6 19. Qxg7+ Kxg7 20. Rc7+ Kh6 21. Nf6 Qxe3+ 22. Kh1 Rec8 *", + "Moves": "c7h7 h6g5 h2h4", + "MovesSAN": "Rxh7+ Kg5 h4#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "2r3k1/1b2bppp/p3pq2/8/5N1Q/P2B1P2/6PP/5R1K w - - 0 26", + "PGN": "1. d4 Nf6 2. e3 e6 3. Bd3 c5 4. Ne2 d5 5. b3 Nc6 6. a3 Be7 7. Bb2 O-O 8. Nd2 a6 9. O-O b5 10. c4 cxd4 11. exd4 dxc4 12. bxc4 bxc4 13. Nxc4 Rb8 14. Rc1 Na5 15. Qc2 Bb7 16. Ne5 Qd5 17. f3 Rfc8 18. Qd1 Rxc1 19. Qxc1 Rc8 20. Qe1 Nc6 21. Nf4 Qd6 22. Qh4 Nxe5 23. dxe5 Qb6+ 24. Kh1 Qxb2 25. exf6 Qxf6 *", + "Moves": "h4h7 g8f8 h7h8", + "MovesSAN": "Qxh7+ Kf8 Qh8#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "r4rk1/pQp2p1p/6p1/4b3/2B5/P3q2P/RP1N4/2B2R1K b - - 0 23", + "PGN": "1. d4 d5 2. c4 Nf6 3. e3 Bf5 4. Nc3 e6 5. a3 g6 6. Nf3 Bg7 7. h3 Nc6 8. Nd2 e5 9. cxd5 Nxd5 10. Nxd5 Qxd5 11. dxe5 Qxe5 12. Nc4 Qe6 13. Qb3 Na5 14. Qb5+ Nc6 15. Qxb7 O-O 16. Nd2 Nd4 17. Bc4 Qe7 18. O-O Nc2 19. Ra2 Nxe3 20. fxe3 Qxe3+ 21. Kh2 Be5+ 22. Kh1 Bxh3 23. gxh3 *", + "Moves": "e3h3 h1g1 h3h2", + "MovesSAN": "Qxh3+ Kg1 Qh2#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "r4rk1/1p3p2/1qpp2pp/3Pp1b1/2P1P1P1/pP1K2N1/P3N2Q/1R3R2 b - - 0 27", + "PGN": "1. d4 d6 2. c4 Nf6 3. Nc3 g6 4. e4 Bg7 5. f3 O-O 6. Bg5 c6 7. Qd2 Nbd7 8. Bd3 Qb6 9. Nge2 e5 10. d5 a5 11. Be3 Qc7 12. O-O-O a4 13. Kb1 a3 14. b3 Nc5 15. g4 Bxg4 16. fxg4 Nxg4 17. Bg1 Bh6 18. Qc2 Be3 19. h3 Bxg1 20. hxg4 Be3 21. Ng3 Bg5 22. Qh2 h6 23. Nce2 Qb6 24. Kc2 Na4 25. Rhf1 Nb2 26. Rb1 Nxd3 27. Kxd3 *", + "Moves": "b6e3 d3c2 e3d2", + "MovesSAN": "Qe3+ Kc2 Qd2#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "6k1/p1r2ppp/p3p3/3p4/3P4/P3PN2/2b2PPP/1R4K1 w - - 0 21", + "PGN": "1. d4 d5 2. Nc3 Nf6 3. Bf4 Bf5 4. Nb5 Na6 5. e3 e6 6. a3 c6 7. Nc3 Bd6 8. Bxd6 Qxd6 9. Bxa6 bxa6 10. Nf3 Rb8 11. Na4 c5 12. Nxc5 Rxb2 13. O-O O-O 14. Rb1 Rxb1 15. Qxb1 Nd7 16. Nxd7 Qxd7 17. Qb3 Qc7 18. Rb1 Bxc2 19. Qb7 Rc8 20. Qxc7 Rxc7 *", + "Moves": "b1b8 c7c8 b8c8", + "MovesSAN": "Rb8+ Rc8 Rxc8#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "6k1/1R3p1p/2p3pP/1pP2p2/1P6/PKBr2r1/8/8 w - - 1 38", + "PGN": "1. d4 Nf6 2. c4 d5 3. Nc3 Bf5 4. Nf3 e6 5. c5 c6 6. b4 Be7 7. e3 O-O 8. Bd3 Bxd3 9. Qxd3 Na6 10. a3 Nc7 11. h4 a6 12. h5 Nb5 13. Nxb5 axb5 14. h6 g6 15. Ne5 Ne4 16. f3 Bh4+ 17. Ke2 Ng3+ 18. Kd2 Nxh1 19. e4 Nf2 20. Qe2 dxe4 21. Bb2 Qg5+ 22. Kc2 exf3 23. Nxf3 Qf5+ 24. Kc1 Nd3+ 25. Kb1 Nf4+ 26. Qc2 Bf6 27. Qxf5 exf5 28. Ka2 Ne2 29. Re1 Nxd4 30. Nxd4 Bxd4 31. Bxd4 Rfd8 32. Bf6 Rd3 33. Bb2 Rd2 34. Re7 Rxg2 35. Kb3 Rg3+ 36. Bc3 Rd8 37. Rxb7 Rdd3 *", + "Moves": "b7b8 d3d8 b8d8", + "MovesSAN": "Rb8+ Rd8 Rxd8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "7k/1p2R2p/p5p1/2r3P1/2B5/4P2P/P5b1/2K5 w - - 0 28", + "PGN": "1. d4 d5 2. c4 e5 3. dxe5 d4 4. Nf3 Nc6 5. e4 dxe3 6. Qxd8+ Nxd8 7. Bxe3 f6 8. exf6 Nxf6 9. Nc3 Bb4 10. Bd3 O-O 11. O-O-O Ng4 12. h3 Nxe3 13. fxe3 Bc5 14. Nd5 c6 15. b4 cxd5 16. bxc5 dxc4 17. Bxc4+ Kh8 18. Rd6 Nc6 19. Rhd1 a6 20. Nd4 Nxd4 21. R6xd4 g6 22. Rd8 Bf5 23. Rxf8+ Rxf8 24. g4 Be4 25. Rd7 Rc8 26. Re7 Bg2 27. g5 Rxc5 *", + "Moves": "e7e8 h8g7 e8g8", + "MovesSAN": "Re8+ Kg7 Rg8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "2b1r1k1/R4p1p/3p2p1/1P5q/4B3/1Pb1PN2/5PPP/2Q2KR1 b - - 0 29", + "PGN": "1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. e3 g6 6. Nc3 Bg7 7. Bc4 O-O 8. d6 exd6 9. Qxd6 Re8 10. Qxc5 Bb7 11. Nf3 d6 12. Qb4 a5 13. Qb3 Qd7 14. Nd5 a4 15. Qd3 Qg4 16. Rg1 Ne4 17. Nc7 Nd7 18. Nxa8 Ndc5 19. Qe2 Bxa8 20. b4 axb3 21. Bb2 Nc3 22. Qd2 N5a4 23. axb3 Nxb2 24. Qxb2 Ne4 25. Qc1 Bc3+ 26. Kf1 Bb7 27. Ra7 Bc8 28. Bd5 Qh5 29. Bxe4 *", + "Moves": "h5b5 e4d3 b5d3", + "MovesSAN": "Qxb5+ Bd3 Qxd3#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "4r3/pp4pk/7p/2P5/1P1R1B2/P5P1/5P1P/3RrbK1 b - - 0 35", + "PGN": "1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. Ne2 Ne7 5. a3 Ba5 6. b4 Bb6 7. exd5 Nxd5 8. Nxd5 Qxd5 9. Bb2 Nc6 10. Qd3 Ne7 11. c4 Qf5 12. Qxf5 Nxf5 13. c5 Bxc5 14. dxc5 O-O 15. Ng3 Ne7 16. Bd3 e5 17. Be4 f5 18. Bd3 f4 19. Ne4 Bf5 20. Bxe5 Rfd8 21. Bc4+ Nd5 22. Nc3 c6 23. O-O Kh8 24. Nxd5 cxd5 25. Bb3 Re8 26. Bxf4 Re4 27. g3 Rd8 28. Rad1 d4 29. Be3 h6 30. Rd2 Kh7 31. Bf4 Bh3 32. Rfd1 Rde8 33. Bc4 Re1+ 34. Bf1 Bxf1 35. Rxd4 *", + "Moves": "f1h3 d1e1 e8e1", + "MovesSAN": "Bh3+ Rxe1 Rxe1#", + "Themes": "discoveredAttack endgame mate mateIn2 short" + }, + { + "FEN": "7k/pp2r1pp/2p1Pp2/4q3/1P4Q1/2P5/P5PP/3R3K w - - 4 28", + "PGN": "1. e4 e5 2. f4 exf4 3. Nf3 Nc6 4. d4 Bb4+ 5. c3 Ba5 6. Bxf4 Nf6 7. Nbd2 d6 8. Be2 Bg4 9. O-O Bb6 10. Kh1 O-O 11. b4 Bxf3 12. Nxf3 Nxe4 13. Qc2 d5 14. Bd3 Re8 15. Ne5 Nxe5 16. dxe5 c6 17. Bxe4 dxe4 18. Qxe4 Bc7 19. Rae1 f6 20. Qc4+ Kh8 21. e6 Bxf4 22. Rxf4 Re7 23. Rd4 Qe8 24. Qe2 Rd8 25. Rxd8 Qxd8 26. Rd1 Qc7 27. Qg4 Qe5 *", + "Moves": "d1d8 e7e8 d8e8", + "MovesSAN": "Rd8+ Re8 Rxe8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "4r1k1/p3qpp1/2p4p/2pp4/3N4/1P3Q2/P1P2PPP/3R2K1 b - - 0 20", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. Bc4 e6 4. Nc3 Nf6 5. O-O Be7 6. d3 d5 7. exd5 exd5 8. Bb5 O-O 9. Bxc6 bxc6 10. d4 Qc7 11. Bg5 h6 12. Bxf6 Bxf6 13. Re1 Bg4 14. Qd3 Bxf3 15. Qxf3 Bxd4 16. Rad1 Rab8 17. b3 Rfe8 18. Rxe8+ Rxe8 19. Ne2 Qe7 20. Nxd4 *", + "Moves": "e7e1 d1e1 e8e1", + "MovesSAN": "Qe1+ Rxe1 Rxe1#", + "Themes": "backRankMate endgame mate mateIn2 sacrifice short" + }, + { + "FEN": "6k1/1p2rp2/p2Q2pp/3p1p2/3b4/1P4N1/P5PP/4R2K b - - 0 27", + "PGN": "1. d4 c6 2. e4 d5 3. e5 c5 4. Nf3 Bg4 5. Be2 Nc6 6. c3 e6 7. O-O Nge7 8. Na3 cxd4 9. Nxd4 Bxe2 10. Nxe2 Nxe5 11. Nb5 a6 12. Nbd4 g6 13. Bf4 Bg7 14. Bg5 h6 15. Bh4 O-O 16. f4 Nc4 17. b3 Nd6 18. Qd2 Re8 19. Ng3 Rc8 20. Rac1 Qa5 21. Bxe7 Rxe7 22. f5 exf5 23. Qf4 Rxc3 24. Qxd6 Bxd4+ 25. Kh1 Rxc1 26. Rxc1 Qe1+ 27. Rxe1 *", + "Moves": "e7e1 g3f1 e1f1", + "MovesSAN": "Rxe1+ Nf1 Rxf1#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "8/pp2rpk1/7p/3p2p1/6n1/P1P2NP1/1PRRrPP1/6K1 b - - 7 27", + "PGN": "1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Nf3 Nc6 5. c3 Nf6 6. Bd3 Bg4 7. O-O e6 8. Bg5 Bd6 9. Nbd2 O-O 10. Re1 h6 11. Bh4 g5 12. Bg3 Bxg3 13. hxg3 Qc7 14. Qc2 Rac8 15. a3 Kg7 16. Rac1 Rfe8 17. Qb1 e5 18. Bf5 Rcd8 19. Bxg4 Nxg4 20. Qf5 Qd7 21. Qxd7 Rxd7 22. dxe5 Ncxe5 23. Nxe5 Rxe5 24. Nf3 Re4 25. Red1 Re2 26. Rd2 Rde7 27. Rcc2 *", + "Moves": "e2e1 f3e1 e7e1", + "MovesSAN": "Re1+ Nxe1 Rxe1#", + "Themes": "endgame kingsideAttack mate mateIn2 sacrifice short" + }, + { + "FEN": "6k1/p1p2ppp/1p1P4/4p2r/4Q3/4P1qP/PPP3P1/6RK b - - 0 27", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nc3 Nc6 4. Bb5 d6 5. d4 exd4 6. Nxd4 Bd7 7. O-O Nxd4 8. Bxd7+ Qxd7 9. Qxd4 Be7 10. Re1 O-O 11. Nd5 Nxd5 12. exd5 Bf6 13. Qd3 Rfe8 14. Re3 Rxe3 15. fxe3 Re8 16. Qb3 b6 17. Bd2 Qg4 18. Kf2 Re5 19. h3 Rf5+ 20. Kg1 Qe2 21. Qd3 Qf2+ 22. Kh1 Be5 23. Bc3 Rg5 24. Rg1 Qg3 25. Bxe5 dxe5 26. Qe4 Rh5 27. d6 *", + "Moves": "h5h3 g2h3 g3h3", + "MovesSAN": "Rxh3+ gxh3 Qxh3#", + "Themes": "endgame kingsideAttack mate mateIn2 sacrifice short" + }, + { + "FEN": "4r1k1/p5p1/2p5/1p2P2p/3P3r/1P3PqB/P2Q1R2/5R1K b - - 0 34", + "PGN": "1. Nf3 d6 2. b3 e5 3. Bb2 f5 4. g3 Nf6 5. Bg2 c6 6. d4 e4 7. Nfd2 d5 8. c4 Be7 9. O-O O-O 10. cxd5 Nxd5 11. Nc3 Be6 12. Nxd5 Bxd5 13. f3 e3 14. Nc4 b5 15. Ne5 f4 16. gxf4 Rxf4 17. Qd3 Nd7 18. Qxe3 Rf8 19. Nxd7 Qxd7 20. Qd3 Rae8 21. e4 Bf7 22. Qc3 Bf6 23. e5 Bg5 24. Rad1 Bd5 25. Bc1 Bf4 26. Bxf4 Rxf4 27. Qe3 Qf5 28. Rd2 h5 29. h3 Qg5 30. Rdf2 Qg3 31. Qc3 Rh4 32. Kh1 Be6 33. Qd2 Bxh3 34. Bxh3 *", + "Moves": "g3h3 h1g1 h3h1", + "MovesSAN": "Qxh3+ Kg1 Qh1#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "2brr1k1/2q3pp/p4p2/1pN4Q/2pP1nP1/P1P2N2/1P4P1/4RRK1 w - - 8 25", + "PGN": "1. d4 d5 2. Nf3 Nf6 3. Bf4 e6 4. e3 c5 5. c3 cxd4 6. exd4 Bd6 7. Bg3 Nc6 8. Bd3 O-O 9. Nbd2 Qc7 10. O-O Bxg3 11. hxg3 a6 12. a3 b5 13. Qc2 Na5 14. Rae1 Bb7 15. Ne5 Rac8 16. f4 Nc4 17. Bxc4 dxc4 18. g4 Nd5 19. f5 exf5 20. Qxf5 f6 21. Nd7 Rfe8 22. Nf3 Rcd8 23. Nc5 Bc8 24. Qh5 Nf4 *", + "Moves": "e1e8 d8e8 h5e8", + "MovesSAN": "Rxe8+ Rxe8 Qxe8#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "r2qkbnN/1pp1pb1Q/p4p2/8/2pnP3/8/PP3PPP/RNB1KB1R b KQq - 0 11", + "PGN": "1. d4 d5 2. c4 dxc4 3. Nf3 Bg4 4. Ne5 Be6 5. e4 f6 6. Qh5+ g6 7. Nxg6 Bf7 8. Qb5+ Nc6 9. Nxh8 a6 10. Qf5 Nxd4 11. Qxh7 *", + "Moves": "d4c2 e1e2 d8d3", + "MovesSAN": "Nc2+ Ke2 Qd3#", + "Themes": "fork mate mateIn2 opening short" + }, + { + "FEN": "6r1/pp5k/7P/4Q3/1q1p4/1P1P1b2/P3BP2/R2K4 b - - 2 27", + "PGN": "1. e4 c5 2. d3 Nc6 3. c4 e5 4. b3 Nf6 5. Bb2 Be7 6. Nf3 d6 7. h3 O-O 8. g4 h6 9. g5 hxg5 10. Nxg5 Nd4 11. Rg1 g6 12. h4 Nh7 13. Nxh7 Kxh7 14. h5 g5 15. h6 f5 16. exf5 Rxf5 17. Bxd4 cxd4 18. Qh5 Be6 19. Nd2 Qf8 20. Ne4 d5 21. cxd5 Bxd5 22. Nxg5+ Bxg5 23. Rxg5 Rxg5 24. Qxg5 Qb4+ 25. Kd1 Rg8 26. Qxe5 Bf3+ 27. Be2 *", + "Moves": "g8g1 d1c2 b4c3", + "MovesSAN": "Rg1+ Kc2 Qc3#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "1r5k/4PQ1p/6p1/3P1p2/3b4/3r2P1/1p3P1P/6K1 w - - 0 31", + "PGN": "1. d4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 O-O 5. O-O d6 6. c4 Nbd7 7. Nc3 e5 8. e4 exd4 9. Nxd4 Re8 10. Re1 Nc5 11. b4 Ne6 12. Be3 Nxd4 13. Bxd4 Be6 14. Qd3 c5 15. Bxf6 Qxf6 16. Nd5 Bxd5 17. cxd5 cxb4 18. Qb5 a5 19. Qxb7 Qxa1 20. Rxa1 Bxa1 21. Qb6 Reb8 22. Qxd6 a4 23. e5 b3 24. axb3 axb3 25. Be4 Bd4 26. e6 f5 27. Bd3 b2 28. Qd7 Ra3 29. Qf7+ Kh8 30. e7 Rxd3 *", + "Moves": "f7f8 b8f8 e7f8q", + "MovesSAN": "Qf8+ Rxf8 exf8=Q#", + "Themes": "advancedPawn endgame master mate mateIn2 promotion short" + }, + { + "FEN": "2kq1r1r/pp1nbp2/2p1p1pp/8/2BP2PP/P1n2QB1/1PP2P2/2KR3R w - - 0 21", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd8 4. d4 Nf6 5. Nf3 Bg4 6. h3 Bxf3 7. Qxf3 c6 8. Be3 e6 9. a3 Be7 10. Bd3 Nbd7 11. Qg3 Nh5 12. Qg4 g6 13. O-O-O Qa5 14. Bd2 O-O-O 15. Qf3 Nhf6 16. g4 h6 17. h4 Rdf8 18. Bc4 Qd8 19. Bf4 Nd5 20. Bg3 Nxc3 *", + "Moves": "f3c6 b7c6 c4a6", + "MovesSAN": "Qxc6+ bxc6 Ba6#", + "Themes": "bodenMate master mate mateIn2 middlegame queensideAttack sacrifice short" + }, + { + "FEN": "r4r1k/1bp2p1B/p3pqp1/7Q/5P2/P7/5PPP/R4RK1 w - - 0 20", + "PGN": "1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Nc3 Be7 5. Bf4 Bd6 6. Ne5 O-O 7. e3 a6 8. Bd3 dxc4 9. Bxc4 b5 10. Bd3 Bb7 11. O-O Nc6 12. a3 b4 13. Ne4 bxa3 14. bxa3 Nxe5 15. Nxf6+ Qxf6 16. dxe5 Bxe5 17. Bxh7+ Kh8 18. Qh5 Bxf4 19. exf4 g6 *", + "Moves": "h7g6 h8g7 h5h7", + "MovesSAN": "Bxg6+ Kg7 Qh7#", + "Themes": "discoveredAttack kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "7k/3p1r2/1q3p1p/r4P2/1p6/6R1/P2Q2PP/7K w - - 0 35", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Bc5 6. c3 O-O 7. d4 exd4 8. cxd4 Bb6 9. d5 Ne7 10. d6 cxd6 11. Nc3 Qc7 12. Bg5 Ng6 13. Rc1 Bc5 14. Bxf6 gxf6 15. Nd5 Qd8 16. b4 b5 17. Bb3 Bb6 18. Nd4 Bb7 19. Nf5 Kh8 20. Nxb6 Qxb6 21. Nxd6 Ne5 22. Kh1 a5 23. bxa5 Rxa5 24. f4 Ng6 25. Bxf7 Bxe4 26. Bxg6 Bxg6 27. f5 Bh5 28. Qd5 b4 29. Qd2 Bf7 30. Nxf7+ Rxf7 31. Rc8+ Kg7 32. Rf3 h6 33. Rg3+ Kh7 34. Rh8+ Kxh8 *", + "Moves": "d2h6 f7h7 h6f8", + "MovesSAN": "Qxh6+ Rh7 Qf8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "4b3/1pp2k1p/p7/5pQ1/3N1P1P/4nNPK/PP2rP2/2q5 w - - 4 35", + "PGN": "1. d4 Nc6 2. Nf3 d5 3. Bf4 Bg4 4. e3 e6 5. Bb5 Bd6 6. Nbd2 Bxf4 7. exf4 Ne7 8. c3 O-O 9. O-O Qd6 10. g3 f6 11. Re1 a6 12. Bd3 Rae8 13. Qc2 Nf5 14. Kg2 g6 15. Ng1 e5 16. h3 Bh5 17. Bxf5 gxf5 18. Qxf5 Bg6 19. Qg4 f5 20. Qg5 exd4 21. cxd4 Nxd4 22. Rxe8 Rxe8 23. Ngf3 Nc2 24. Rc1 Qc6 25. Nb3 d4 26. h4 Re2 27. Qd8+ Re8 28. Qg5 Re2 29. Qd8+ Be8 30. Qg5+ Kh8 31. Nxd4 Ne3+ 32. Kh3 Qxc1 33. Qf6+ Kg8 34. Qg5+ Kf7 *", + "Moves": "f3e5 f7f8 d4e6", + "MovesSAN": "Ne5+ Kf8 Ne6#", + "Themes": "master mate mateIn2 middlegame short" + }, + { + "FEN": "r2k4/p1p5/1pp5/4Ppq1/1QP5/1K1P1bP1/PP3r2/3RR3 w - - 2 23", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 f5 4. Bxc6 dxc6 5. Nxe5 Qd4 6. Qh5+ g6 7. Nxg6 hxg6 8. Qxg6+ Kd8 9. d3 Be7 10. Nc3 Qf6 11. Qg3 Bd6 12. Bf4 Bxf4 13. Qxf4 Be6 14. O-O-O Ne7 15. e5 Qg6 16. Qb4 b6 17. g3 Nd5 18. Nxd5 Bxd5 19. Rhe1 Rxh2 20. c4 Qg5+ 21. Kc2 Rxf2+ 22. Kb3 Bf3 *", + "Moves": "b4f8 d8d7 e5e6", + "MovesSAN": "Qf8+ Kd7 e6#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "r6r/ppkq4/2n2pQ1/3B4/3bPP2/7P/PPRB2P1/2R4K b - - 5 25", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. O-O Qf6 5. h3 h6 6. d3 Nd4 7. Nxd4 exd4 8. f4 Qb6 9. Bc4 f6 10. Qh5+ Kd8 11. Qf7 Ne7 12. Qxg7 Rg8 13. Qxh6 d5 14. exd5 Qd6 15. Nd2 Bf5 16. Ne4 Bxe4 17. dxe4 d3+ 18. Kh1 dxc2 19. Bd2 Bd4 20. Rac1 c6 21. Rxc2 Kc7 22. dxc6 Nxc6 23. Bd5 Qd7 24. Rfc1 Rh8 25. Qg6 *", + "Moves": "h8h3 g2h3 d7h3", + "MovesSAN": "Rxh3+ gxh3 Qxh3#", + "Themes": "kingsideAttack mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "6k1/p4p1p/1pp1p1pP/6Q1/4P3/2qr1P2/P7/3R2K1 w - - 0 28", + "PGN": "1. d4 d5 2. Nc3 Bf5 3. f3 e6 4. e4 dxe4 5. fxe4 Bg6 6. Nf3 Bb4 7. Bd3 Nc6 8. Be3 Bh5 9. O-O Nge7 10. Bb5 O-O 11. Qe1 Bxf3 12. Rxf3 Nxd4 13. Rd1 Nxf3+ 14. gxf3 Qb8 15. Qh4 c6 16. Bd3 Bxc3 17. bxc3 Ng6 18. Qg4 b6 19. h4 Ne5 20. Qg2 Nxd3 21. Bh6 Qe5 22. cxd3 Qf6 23. Bg5 Qxc3 24. h5 Rad8 25. Bxd8 Rxd8 26. h6 g6 27. Qg5 Rxd3 *", + "Moves": "g5d8 d3d8 d1d8", + "MovesSAN": "Qd8+ Rxd8 Rxd8#", + "Themes": "endgame mate mateIn2 sacrifice short xRayAttack" + }, + { + "FEN": "r4rk1/p1q2ppp/b1pb4/8/1P4n1/P3PN1P/1B3PP1/RN1QR1K1 b - - 0 16", + "PGN": "1. c4 e5 2. e3 Nf6 3. d4 Bd6 4. c5 Be7 5. dxe5 Ng8 6. b4 d6 7. exd6 cxd6 8. Bb5+ Nc6 9. Bxc6+ bxc6 10. cxd6 Bxd6 11. a3 Nf6 12. Nf3 O-O 13. O-O Ba6 14. Re1 Qc7 15. Bb2 Ng4 16. h3 *", + "Moves": "d6h2 f3h2 c7h2", + "MovesSAN": "Bh2+ Nxh2 Qxh2#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "6k1/1p4pp/1r6/p3pN2/8/1PP3bP/P3n3/5R1K w - - 2 36", + "PGN": "1. e4 e5 2. Bc4 Nf6 3. d3 Nc6 4. f4 Bc5 5. Nf3 O-O 6. fxe5 Ng4 7. d4 Be7 8. O-O d6 9. exd6 cxd6 10. h3 Nf6 11. e5 dxe5 12. dxe5 Qxd1 13. Rxd1 Ne4 14. Bf4 Bc5+ 15. Kh2 Be6 16. Bd3 Nf2 17. Rf1 Rad8 18. Bb5 Nb4 19. Na3 Nd5 20. Bc4 Nxf4 21. Bxe6 fxe6 22. Kg3 Ne2+ 23. Kh2 Be3 24. Nc4 Bf4+ 25. g3 Bxg3+ 26. Kg2 Ne4 27. Nd6 Nf4+ 28. Kh1 Nxd6 29. exd6 Rxd6 30. Rad1 Rfd8 31. Rxd6 Rxd6 32. c3 Rb6 33. b3 a5 34. Nd4 e5 35. Nf5 Ne2 *", + "Moves": "f5e7 g8h8 f1f8", + "MovesSAN": "Ne7+ Kh8 Rf8#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "8/1r4kp/1r2pR2/3pP3/2pP1K2/8/8/7R w - - 4 60", + "PGN": "1. d4 Nf6 2. c4 e6 3. e3 b6 4. Nf3 Bb7 5. Nc3 Bb4 6. a3 Bxc3+ 7. bxc3 d6 8. Bd3 Nbd7 9. O-O c5 10. Bb2 O-O 11. Nd2 d5 12. cxd5 exd5 13. Rb1 c4 14. Bc2 Rc8 15. f3 Re8 16. Qe2 Qe7 17. Rbe1 b5 18. e4 g6 19. Kh1 Nh5 20. e5 Qh4 21. Kg1 Nf8 22. g3 Qh3 23. f4 Ng7 24. Rf3 a5 25. f5 gxf5 26. Nf1 Rcd8 27. Ne3 Bc8 28. g4 Qh4 29. Nxf5 Bxf5 30. Bxf5 Ng6 31. Ref1 Ne6 32. Bc1 Ng5 33. Bxg5 Qxg5 34. Bc2 Re7 35. Rf5 Qh6 36. Qf2 Qg7 37. Rf6 Nf8 38. h4 Qxg4+ 39. Qg2 Qxg2+ 40. Kxg2 Ne6 41. Kh3 b4 42. Rg1+ Kh8 43. Rh6 Nf8 44. cxb4 axb4 45. axb4 Ra8 46. Bf5 Ra3+ 47. Kg4 Ng6 48. Kg5 Rea7 49. h5 Nf8 50. b5 Rb3 51. b6 Rb7 52. Rf6 R3xb6 53. Rd6 Ne6+ 54. Bxe6 fxe6 55. Rd8+ Kg7 56. Kf4+ Kh6 57. Rf8 Kxh5 58. Rh1+ Kg6 59. Rf6+ Kg7 *", + "Moves": "h1g1 g7h8 f6f8", + "MovesSAN": "Rg1+ Kh8 Rf8#", + "Themes": "endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "1r5r/pp6/2p2Q1p/5q1k/2P5/7P/PP6/6K1 w - - 0 31", + "PGN": "1. d4 d5 2. c4 e6 3. Nc3 c6 4. e4 dxe4 5. Nxe4 Nf6 6. Nxf6+ Qxf6 7. Nf3 h6 8. Bd3 Nd7 9. O-O e5 10. dxe5 Qe6 11. Nd4 Qe7 12. e6 fxe6 13. Nxe6 Kf7 14. Re1 Qf6 15. Rb1 Ne5 16. Nc7 Rb8 17. Bf1 Bd6 18. f4 Ng4 19. h3 Bc5+ 20. Be3 Bxe3+ 21. Rxe3 Nxe3 22. Qh5+ g6 23. Qf3 Nxf1 24. Rxf1 Qe7 25. f5 Bxf5 26. g4 Qxc7 27. gxf5 Qa5 28. fxg6+ Kxg6 29. Qf6+ Kh5 30. Rf5+ Qxf5 *", + "Moves": "f6f5 h5h4 f5g4", + "MovesSAN": "Qxf5+ Kh4 Qg4#", + "Themes": "endgame hangingPiece mate mateIn2 short" + }, + { + "FEN": "6k1/R5pp/2p1p3/4N3/8/7P/P1r3PK/3r4 w - - 2 31", + "PGN": "1. e4 d6 2. Nc3 c6 3. Bc4 e5 4. d3 Nf6 5. f4 Be7 6. fxe5 dxe5 7. Nf3 Qc7 8. O-O O-O 9. Qe1 Na6 10. Qg3 Be6 11. Bxe6 fxe6 12. Qxe5 Qxe5 13. Nxe5 Nb4 14. Rf2 Bc5 15. Nd1 Bxf2+ 16. Nxf2 Nxc2 17. Rb1 Rad8 18. Bd2 Nd7 19. Nxd7 Rxd7 20. Bc3 Nd4 21. Ng4 Ne2+ 22. Kh1 Rxd3 23. h3 Ng3+ 24. Kh2 Nxe4 25. Ne5 Nxc3 26. bxc3 Re3 27. Nd7 Rf1 28. Rxb7 Rd1 29. Rxa7 Rxc3 30. Ne5 Rc2 *", + "Moves": "a7a8 d1d8 a8d8", + "MovesSAN": "Ra8+ Rd8 Rxd8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "rn5k/ppp2rpp/8/2KQ1b2/8/2P5/PPP4P/R1B2q2 w - - 0 18", + "PGN": "1. e4 e5 2. f4 Nf6 3. Nc3 Bb4 4. Nf3 Bxc3 5. dxc3 Nxe4 6. Nxe5 Qh4+ 7. g3 Nxg3 8. Rg1 Ne4+ 9. Ke2 Qf2+ 10. Kd3 Nc5+ 11. Kc4 Qxg1 12. Nxf7 O-O 13. Nh6+ Kh8 14. f5 d5+ 15. Qxd5 Qxf1+ 16. Kxc5 Bxf5 17. Nf7+ Rxf7 *", + "Moves": "d5d8 f7f8 d8f8", + "MovesSAN": "Qd8+ Rf8 Qxf8#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "1k1r3r/1pp3p1/3p3p/PP1B1p1b/6n1/2N2q2/3B3P/R1Q1R1K1 b - - 3 28", + "PGN": "1. e4 e5 2. f4 exf4 3. Nf3 Nc6 4. Bc4 Bc5 5. d4 Bb6 6. O-O d6 7. Bxf4 Bd7 8. c3 Qe7 9. Bg5 f6 10. Bd2 O-O-O 11. b4 Qxe4 12. a4 Bg4 13. a5 Bxd4+ 14. cxd4 Nxd4 15. Ba2 f5 16. Nc3 Nxf3+ 17. gxf3 Qd4+ 18. Kg2 Bh5 19. Nb5 Qh4 20. Qc1 Qe7 21. Nxa7+ Kb8 22. Nb5 Nf6 23. Re1 Qd7 24. Nc3 h6 25. Be6 Qc6 26. b5 Qxf3+ 27. Kg1 Ng4 28. Bd5 *", + "Moves": "f3f2 g1h1 f2h2", + "MovesSAN": "Qf2+ Kh1 Qxh2#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "r2qk2r/1pp3p1/pnbbPn1p/4p3/P7/1BNQ4/1PP2PPP/R1B1R1K1 w kq - 1 16", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd8 4. Bc4 e6 5. Nge2 h6 6. O-O a6 7. d4 Nf6 8. Re1 Be7 9. Qd3 Nbd7 10. Nf4 Nb6 11. Bb3 Bd6 12. a4 Bd7 13. d5 e5 14. Ne6 fxe6 15. dxe6 Bc6 *", + "Moves": "d3g6 e8f8 g6f7", + "MovesSAN": "Qg6+ Kf8 Qf7#", + "Themes": "mate mateIn2 opening short" + }, + { + "FEN": "7k/p4Q1p/5p2/4bP2/3pN3/3P4/r1q3r1/4R1RK w - - 0 28", + "PGN": "1. e4 c5 2. f4 Nc6 3. Nf3 e6 4. f5 exf5 5. exf5 d5 6. Bb5 Nf6 7. O-O Be7 8. Ne5 O-O 9. Nxc6 bxc6 10. Bxc6 Rb8 11. Nc3 d4 12. Ne2 Qc7 13. Bf3 Bb7 14. Ng3 c4 15. d3 Bd6 16. Bxb7 Rxb7 17. Qf3 Re8 18. Bd2 Rxb2 19. Bg5 Kh8 20. Bxf6 gxf6 21. Ne4 Bxh2+ 22. Kh1 Be5 23. Rae1 cxd3 24. cxd3 Rg8 25. Rg1 Rxa2 26. Qh5 Qc2 27. Qxf7 Rxg2 *", + "Moves": "f7f8 g2g8 g1g8", + "MovesSAN": "Qf8+ Rg8 Rxg8#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "rn1qk1nr/p1p4p/1p1pBp1b/8/3P4/1P6/PBPN1P1P/R2QK1Nb w Qkq - 0 10", + "PGN": "1. e4 e6 2. e5 b6 3. d4 Bb7 4. b3 f6 5. Bb2 d6 6. exf6 gxf6 7. Nd2 Bh6 8. Bc4 Bxg2 9. Bxe6 Bxh1 *", + "Moves": "d1h5 e8f8 h5f7", + "MovesSAN": "Qh5+ Kf8 Qf7#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "4k3/p1p3pb/3pP3/1pb5/3n2P1/1BKPq2P/PP4Q1/5R2 w - - 2 29", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Nc3 Bc5 4. d4 exd4 5. Nd5 h6 6. Bc4 Nge7 7. Bxh6 Rxh6 8. Ng5 Nxd5 9. Nxf7 Kxf7 10. exd5 Ne5 11. Bb3 d6 12. f4 Bg4 13. Qd2 Nd7 14. h3 Bf5 15. g4 Qe8+ 16. Kd1 Bh7 17. Re1 Qf8 18. Qg2 Re8 19. Re6 Rhxe6 20. dxe6+ Rxe6 21. f5 Ke8 22. fxe6 Ne5 23. Kd2 Nf3+ 24. Ke2 d3+ 25. cxd3 Nd4+ 26. Kd2 Qf4+ 27. Kc3 b5 28. Rf1 Qe3 *", + "Moves": "g2a8 e8e7 f1f7", + "MovesSAN": "Qa8+ Ke7 Rf7#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "r1b3k1/pp2rppp/3R1b2/1B2p3/4P3/1P3N2/PBP2n1P/2K5 w - - 8 20", + "PGN": "1. e4 c5 2. Nf3 e6 3. Nc3 Nc6 4. d4 cxd4 5. Nxd4 Nxd4 6. Qxd4 d6 7. b3 Nf6 8. Bb2 Be7 9. O-O-O O-O 10. g4 e5 11. Qe3 Nxg4 12. Qg3 Bh4 13. Qd3 Nxf2 14. Qxd6 Qxd6 15. Rxd6 Nxh1 16. Ne2 Re8 17. Ng1 Nf2 18. Nf3 Bf6 19. Bb5 Re7 *", + "Moves": "d6d8 e7e8 d8e8", + "MovesSAN": "Rd8+ Re8 Rxe8#", + "Themes": "backRankMate mate mateIn2 middlegame short" + }, + { + "FEN": "1b3r1k/7p/p4N2/1ppN2Q1/4p3/2P2p2/Pr3P2/5K1R b - - 1 37", + "PGN": "1. g3 d5 2. Bg2 c5 3. d3 Nf6 4. c3 Nc6 5. Qb3 e5 6. Nf3 Qc7 7. O-O Bd6 8. Na3 a6 9. Be3 Be6 10. Qc2 O-O 11. Ng5 Bd7 12. Nf3 Qc8 13. Qc1 Bh3 14. Nc2 Bxg2 15. Kxg2 e4 16. dxe4 dxe4 17. Nfe1 Qg4 18. Qd1 Rad8 19. Bd2 Qh5 20. Ne3 Ne5 21. h3 g5 22. N1c2 g4 23. h4 Ng6 24. Nc4 Bb8 25. Qe1 Nxh4+ 26. gxh4 Qxh4 27. Rh1 Qxh1+ 28. Qxh1 b5 29. N4e3 Rxd2 30. Qh6 Nd5 31. Qg5+ Kh8 32. Nxd5 Rxe2 33. Nce3 f5 34. Rh1 f4 35. Nxg4 f3+ 36. Kf1 Rxb2 37. Ngf6 *", + "Moves": "b2b1 g5c1 b1c1", + "MovesSAN": "Rb1+ Qc1 Rxc1#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "r1b4k/ppq1bQpp/2n5/4p3/7P/2PB2p1/PP3PP1/R3K2R w KQ - 0 20", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. Nc3 e6 4. d4 cxd4 5. Nxd4 Nge7 6. Bf4 e5 7. Nxc6 Nxc6 8. Bg3 Be7 9. Qg4 O-O 10. h4 d5 11. Qf3 Nd4 12. Qd1 dxe4 13. Nxe4 Qc7 14. c3 Nc6 15. Bd3 f5 16. Ng5 f4 17. Qb3+ Kh8 18. Nf7+ Rxf7 19. Qxf7 fxg3 *", + "Moves": "f7e8 e7f8 e8f8", + "MovesSAN": "Qe8+ Bf8 Qxf8#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "7k/4R2p/p6p/1p1R4/6P1/7P/r4r2/6K1 w - - 0 35", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. c3 dxc3 5. Bc4 cxb2 6. Bxb2 e6 7. O-O a6 8. e5 d5 9. Bb3 Nc6 10. Nc3 Nh6 11. h3 Be7 12. g4 O-O 13. Bc1 b5 14. Bxh6 gxh6 15. Ne2 Re8 16. Ng3 Kh8 17. Nh5 Bb7 18. Qe2 Qb6 19. Bxd5 Nd4 20. Nxd4 Bxd5 21. Rad1 Rac8 22. Nf5 Bf8 23. Nd6 Bxd6 24. exd6 Qxd6 25. Qe3 Qf8 26. Qe5+ f6 27. Nxf6 Qg7 28. Rfe1 Rf8 29. Nd7 Rf7 30. Nb6 Qxe5 31. Rxe5 Rc2 32. Nxd5 exd5 33. Rdxd5 Rfxf2 34. Re7 Rxa2 *", + "Moves": "d5d8 f2f8 d8f8", + "MovesSAN": "Rd8+ Rf8 Rxf8#", + "Themes": "endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "4r1k1/p3rppp/5n2/3p2B1/Q2P4/1P4Pq/5P1P/R3R1K1 b - - 4 27", + "PGN": "1. e4 c6 2. Bc4 d5 3. exd5 cxd5 4. Bb5+ Nc6 5. Qh5 Nf6 6. Qh4 e6 7. Qa4 Bd7 8. Bxc6 Bxc6 9. Qd4 Bd6 10. Nf3 O-O 11. d3 Re8 12. Ne5 Qc7 13. Nxc6 bxc6 14. g3 c5 15. Qa4 Rab8 16. c3 c4 17. d4 e5 18. O-O exd4 19. cxd4 Re4 20. Be3 Rbe8 21. Nc3 R4e7 22. Nb5 Qb8 23. Nxd6 Qxd6 24. b3 cxb3 25. axb3 Qe6 26. Rfe1 Qh3 27. Bg5 *", + "Moves": "e7e1 a1e1 e8e1", + "MovesSAN": "Rxe1+ Rxe1 Rxe1#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "8/7q/8/8/4pk2/6p1/4QPP1/6K1 b - - 3 70", + "PGN": "1. e4 c6 2. Bc4 d5 3. Bb3 e6 4. exd5 exd5 5. d4 Nf6 6. Nf3 Be7 7. O-O O-O 8. Bf4 Bg4 9. c3 Nbd7 10. Bc2 Rc8 11. Re1 c5 12. dxc5 Nxc5 13. Nbd2 Re8 14. Nb3 Bxf3 15. Qxf3 Nfe4 16. Rad1 Bf6 17. Nxc5 Nxc5 18. h3 Rxe1+ 19. Rxe1 d4 20. Rd1 Ne6 21. Bg3 Qb6 22. Bf5 Qxb2 23. cxd4 Rd8 24. Bxe6 fxe6 25. Be5 Bxe5 26. dxe5 Rxd1+ 27. Qxd1 Qxe5 28. Qd8+ Kf7 29. Qd7+ Kf6 30. Qxb7 Qa1+ 31. Kh2 Qxa2 32. Qe4 h6 33. Qf4+ Ke7 34. Qc7+ Kf6 35. Qf4+ Kg6 36. Qe4+ Kf6 37. Qf4+ Ke7 38. Qc7+ Kf8 39. Qd6+ Kg8 40. Qd8+ Kh7 41. Qd3+ Kg8 42. Qd8+ Kf7 43. Qd7+ Kf6 44. Qd4+ e5 45. Qd6+ Qe6 46. Qa3 a6 47. Qf8+ Kg6 48. Qa3 e4 49. Kg1 Qc6 50. Kh1 Kf6 51. Qa1+ Kf7 52. Qa2+ Kg6 53. Qa3 Kf5 54. Qf8+ Kg6 55. Qa3 Kh7 56. Kg1 g5 57. Qe7+ Kg6 58. Qa3 h5 59. Kh1 g4 60. hxg4 hxg4 61. Qg3 Kf5 62. Qa3 Qb5 63. Qf8+ Ke5 64. Qe7+ Kf5 65. Qf7+ Ke5 66. Qe7+ Kf4 67. Qf6+ Qf5 68. Qxa6 g3 69. Qe2 Qh7+ 70. Kg1 *", + "Moves": "h7h2 g1f1 h2h1", + "MovesSAN": "Qh2+ Kf1 Qh1#", + "Themes": "endgame mate mateIn2 queenEndgame short" + }, + { + "FEN": "2k2r1R/2pn4/3qbpQ1/2Np4/3P4/r1P1P3/5P2/2K4R w - - 10 29", + "PGN": "1. d4 f5 2. Nf3 Nf6 3. Bg5 g6 4. Bxf6 exf6 5. e3 Bg7 6. Bc4 d5 7. Bb3 O-O 8. c3 Be6 9. Nbd2 Kh8 10. h4 Nd7 11. h5 Kg8 12. hxg6 hxg6 13. Qc2 a5 14. O-O-O b5 15. a3 Nb6 16. Nh4 Kf7 17. g4 b4 18. gxf5 gxf5 19. Nxf5 a4 20. Nh6+ Bxh6 21. Rxh6 axb3 22. Nxb3 bxa3 23. bxa3 Rxa3 24. Nc5 Qd6 25. Qg6+ Ke7 26. Rh7+ Kd8 27. Rdh1 Kc8 28. Rh8 Nd7 *", + "Moves": "g6e8 f8e8 h8e8", + "MovesSAN": "Qe8+ Rxe8 Rxe8#", + "Themes": "mate mateIn2 middlegame queensideAttack sacrifice short xRayAttack" + }, + { + "FEN": "6k1/5p1p/3p1P2/p5r1/1pP1qr2/1P2pR1Q/P2b3P/3R3K w - - 5 38", + "PGN": "1. e4 c5 2. d3 Nc6 3. c3 e5 4. f4 d6 5. Nf3 Nf6 6. Be2 Be7 7. O-O O-O 8. Be3 Rb8 9. b3 b5 10. Nbd2 b4 11. c4 Nd4 12. Nxd4 cxd4 13. Bf2 exf4 14. Nf3 Ng4 15. Bxd4 Ne3 16. Bxe3 fxe3 17. Qc1 Qb6 18. Kh1 Bf6 19. Rb1 a5 20. Rd1 Bg4 21. d4 Bxf3 22. Bxf3 Bxd4 23. Be2 Bc3 24. Qc2 Bd2 25. Qd3 Rbe8 26. Rf1 Re5 27. Bf3 Rfe8 28. Rbd1 R8e6 29. Bg4 Rg6 30. Bf5 Rg5 31. g4 g6 32. Qe2 gxf5 33. gxf5 Rxe4 34. Qf3 Reg4 35. f6 Qd4 36. Qh3 Qe4+ 37. Rf3 Rf4 *", + "Moves": "h3c8 e4e8 c8e8", + "MovesSAN": "Qc8+ Qe8 Qxe8#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "r1bk1r2/ppp4q/3p1b2/1B5p/6p1/4Q3/PP3PPP/4RK1R w - - 0 20", + "PGN": "1. e4 e5 2. d4 exd4 3. c3 dxc3 4. Bc4 Nc6 5. Nxc3 d6 6. Qb3 Qe7 7. Nd5 Qxe4+ 8. Kf1 Kd8 9. Bg5+ f6 10. Re1 Qf5 11. Bd2 Nge7 12. Nxe7 Bxe7 13. Nf3 g5 14. Bc3 h5 15. Nd4 Nxd4 16. Bxd4 Rf8 17. Bb5 g4 18. Qe3 Qh7 19. Bxf6 Bxf6 *", + "Moves": "e3e8 f8e8 e1e8", + "MovesSAN": "Qe8+ Rxe8 Rxe8#", + "Themes": "mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "8/7p/p1p2p2/3p1kpQ/PPq5/6P1/6PP/2r1R2K w - - 0 39", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. Bc4 e6 4. d4 d5 5. exd5 exd5 6. Bb5 cxd4 7. Nxd4 Bd7 8. O-O a6 9. Re1+ Be7 10. Bxc6 bxc6 11. Bg5 f6 12. Bh4 Nh6 13. Qh5+ Nf7 14. Nf5 Bxf5 15. Qxf5 O-O 16. Nc3 Bc5 17. Kh1 Nd6 18. Qh5 Qd7 19. a3 Rae8 20. Rf1 Re5 21. Qf3 Rfe8 22. Bg3 R5e7 23. b4 Bd4 24. Rad1 Bxc3 25. Qxc3 Ne4 26. Qf3 Nxg3+ 27. fxg3 Re3 28. Qf2 Re2 29. Qc5 Qe6 30. a4 Qe4 31. Rg1 Rxc2 32. Qb6 Qc4 33. Rde1 Rxe1 34. Rxe1 Rc1 35. Qd8+ Kf7 36. Qd7+ Kg6 37. Qe8+ Kf5 38. Qh5+ g5 *", + "Moves": "h5h7 f5g4 h7h3", + "MovesSAN": "Qxh7+ Kg4 Qh3#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "8/1B2p1kp/5pp1/2R5/r7/4P3/5PPP/6K1 b - - 0 38", + "PGN": "1. d4 Nf6 2. c3 g6 3. c4 d6 4. Nc3 Bg7 5. Nf3 O-O 6. e3 c5 7. Bd3 cxd4 8. Nxd4 Nc6 9. Nxc6 bxc6 10. O-O c5 11. Qd2 Nd7 12. b3 Ne5 13. Be2 Bb7 14. Bb2 Qd7 15. Nd5 Nc6 16. Bxg7 Kxg7 17. Qb2+ f6 18. Rad1 Ne5 19. Qc2 Bxd5 20. Rxd5 Nc6 21. Bf3 Rab8 22. Qd2 Ne5 23. Be2 Qc6 24. Qa5 Qb6 25. Qxb6 axb6 26. Rfd1 Nc6 27. Bf3 Nb4 28. R5d2 Rfd8 29. a3 Na6 30. Rb1 Nc7 31. b4 b5 32. bxc5 dxc5 33. Rxd8 Rxd8 34. cxb5 Nxb5 35. Rxb5 Rd6 36. a4 Ra6 37. Bb7 Rxa4 38. Rxc5 *", + "Moves": "a4a1 c5c1 a1c1", + "MovesSAN": "Ra1+ Rc1 Rxc1#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "3r1rk1/2p3pp/2pb1P2/p7/3P1PN1/6Q1/1q4PP/1b2R1K1 w - - 0 25", + "PGN": "1. c4 Nf6 2. Nc3 e5 3. Nf3 Nc6 4. e3 d5 5. cxd5 Nxd5 6. Bb5 Nxc3 7. bxc3 Qf6 8. Bxc6+ bxc6 9. Qa4 a5 10. O-O Bg4 11. Nxe5 Be2 12. Re1 Bb5 13. Qe4 Be7 14. c4 Ba4 15. Bb2 O-O 16. Rab1 Qe6 17. Qf3 Rad8 18. d4 f6 19. Ng4 Qxc4 20. Qg3 Bd6 21. f4 Qxa2 22. e4 Bc2 23. e5 Bxb1 24. exf6 Qxb2 *", + "Moves": "g4h6 g8h8 g3g7", + "MovesSAN": "Nh6+ Kh8 Qxg7#", + "Themes": "discoveredAttack kingsideAttack mate mateIn2 middlegame pin short" + }, + { + "FEN": "4R1nk/p4Qp1/1p6/2p3PK/2Pp4/1Pq4P/8/8 b - - 0 35", + "PGN": "1. d4 e6 2. Nf3 d5 3. Bf4 Nf6 4. e3 c5 5. c3 Nc6 6. Bd3 Bd6 7. Bg3 Qc7 8. Nbd2 b6 9. Qe2 O-O 10. Bxd6 Qxd6 11. O-O e5 12. dxe5 Nxe5 13. Nxe5 Qxe5 14. Nf3 Qe7 15. Rfe1 Bg4 16. h3 Bh5 17. g4 Bg6 18. Bxg6 fxg6 19. Rad1 Qb7 20. Ne5 Rae8 21. f4 Kh8 22. Qg2 g5 23. c4 gxf4 24. exf4 Qa6 25. b3 d4 26. g5 Ng8 27. Qd5 Rxf4 28. Nf7+ Rxf7 29. Qxf7 Rxe1+ 30. Rxe1 Qxa2 31. Re8 Qb1+ 32. Kg2 Qc2+ 33. Kg3 Qc3+ 34. Kg4 h5+ 35. Kxh5 *", + "Moves": "c3h3 h5g6 h3h7", + "MovesSAN": "Qxh3+ Kg6 Qh7#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "3r2k1/p1p2r1p/6pB/3p2R1/8/P1Q4P/BPP5/1K3R2 b - - 0 26", + "PGN": "1. d4 d5 2. e4 dxe4 3. Nc3 Bf5 4. f3 exf3 5. Nxf3 e6 6. Be3 Nf6 7. Bd3 Bg4 8. h3 Bxf3 9. Qxf3 Bb4 10. Qxb7 Nc6 11. Qxc6+ Nd7 12. O-O-O O-O 13. a3 Bxc3 14. Qxc3 Rb8 15. g4 g6 16. Bc4 Nf6 17. d5 exd5 18. Ba2 Qd6 19. Bh6 Rbd8 20. g5 Nh5 21. Rd4 f6 22. Rh4 fxg5 23. Rxh5 Rf7 24. Rxg5 Qf4+ 25. Kb1 Qf1+ 26. Rxf1 *", + "Moves": "f7f1 c3e1 f1e1", + "MovesSAN": "Rxf1+ Qe1 Rxe1#", + "Themes": "backRankMate mate mateIn2 middlegame short" + }, + { + "FEN": "7k/4Npp1/p6q/1p2pQ2/1Pb1P3/P4PP1/5K2/8 w - - 9 46", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Bb4 5. Bd2 O-O 6. e3 Nbd7 7. Bd3 dxc4 8. Bxc4 b6 9. O-O Bb7 10. a3 Bd6 11. Re1 c5 12. Nb5 Bb8 13. dxc5 Nxc5 14. Nfd4 a6 15. Nc3 b5 16. Be2 Qd6 17. g3 Rd8 18. b4 Nce4 19. Nxe4 Nxe4 20. Bc1 Nc3 21. Qc2 Nxe2+ 22. Qxe2 Qd5 23. f3 Qh5 24. Rf1 Bd5 25. Rf2 Ba7 26. Bb2 Rac8 27. Re1 Qg6 28. Rc1 Bc4 29. Qe1 Bb8 30. Ne2 h5 31. Nf4 Qh6 32. Rd1 h4 33. Rxd8+ Rxd8 34. Rd2 Rxd2 35. Qxd2 Qg5 36. Kf2 Ba7 37. Bd4 Bxd4 38. Qxd4 e5 39. Qc5 hxg3+ 40. hxg3 Qf5 41. e4 Qf6 42. Nd5 Qh6 43. Qc8+ Kh7 44. Qf5+ Kg8 45. Ne7+ Kh8 *", + "Moves": "f5c8 h8h7 c8g8", + "MovesSAN": "Qc8+ Kh7 Qg8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "3r4/p3kp2/2pb2bp/8/1qP5/2Q1BP2/PP1N1P1P/2KR1B1R b - - 2 21", + "PGN": "1. d4 d5 2. Nf3 c5 3. c4 cxd4 4. Qxd4 Nc6 5. Qh4 d4 6. Bd2 Nf6 7. e3 e5 8. exd4 e4 9. d5 exf3 10. dxc6 Qe7+ 11. Be3 Qb4+ 12. Nd2 bxc6 13. O-O-O Bf5 14. Qd4 Rd8 15. Qe5+ Be6 16. gxf3 Bd6 17. Qg5 h6 18. Qxg7 Bf5 19. Qxf6 Bg6 20. Qxh8+ Ke7 21. Qc3 *", + "Moves": "b4c3 b2c3 d6a3", + "MovesSAN": "Qxc3+ bxc3 Ba3#", + "Themes": "clearance mate mateIn2 middlegame queensideAttack short" + }, + { + "FEN": "2k4r/p1p5/1pn2Q2/4p3/6q1/2P3Nr/PPB2P2/R1B1RK2 b - - 3 25", + "PGN": "1. e4 e5 2. c3 Nc6 3. Nf3 Nf6 4. Bd3 Bc5 5. Bc2 d5 6. O-O dxe4 7. Ne1 O-O 8. d4 exd3 9. Nxd3 Bg4 10. Qe1 Re8 11. Nxc5 b6 12. Ne4 Nxe4 13. Qxe4 Qd7 14. Qxh7+ Kf8 15. Re1 Ke7 16. Qh4+ f6 17. Nd2 Rh8 18. Qg3 Rh5 19. Ne4 Rah8 20. h3 Bxh3 21. Qxg7+ Kd8 22. Qxf6+ Kc8 23. gxh3 Rxh3 24. Kf1 Qg4 25. Ng3 *", + "Moves": "h3h1 g3h1 h8h1", + "MovesSAN": "Rh1+ Nxh1 Rxh1#", + "Themes": "mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "2r2k1r/8/5p1p/1R2p3/P2p4/3R4/1P3PPP/6K1 b - - 0 28", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bc4 Bb4 5. O-O Bxc3 6. dxc3 Nxe4 7. Re1 Nf6 8. Nxe5 Nxe5 9. Rxe5+ Kf8 10. Re1 d6 11. Bg5 h6 12. Bxf6 Qxf6 13. Bb3 Be6 14. Bxe6 fxe6 15. Qe2 Re8 16. Rad1 e5 17. Qf3 c6 18. Qxf6+ gxf6 19. Re4 d5 20. Ra4 a6 21. c4 Rd8 22. cxd5 cxd5 23. c4 d4 24. Rb4 Rb8 25. Rd3 b5 26. cxb5 axb5 27. a4 Rc8 28. Rxb5 *", + "Moves": "c8c1 d3d1 c1d1", + "MovesSAN": "Rc1+ Rd1 Rxd1#", + "Themes": "backRankMate endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "8/7p/1R6/6r1/8/2p5/k1K3P1/8 w - - 2 51", + "PGN": "1. Nf3 c5 2. c4 g6 3. Nc3 Bg7 4. d4 Nf6 5. d5 O-O 6. e4 d6 7. h3 e6 8. Bd3 exd5 9. exd5 Re8+ 10. Be3 Bf5 11. Bxf5 gxf5 12. O-O Ne4 13. Ne2 Nd7 14. Qc2 Ne5 15. Nxe5 Bxe5 16. Rab1 Kh8 17. b4 b6 18. bxc5 dxc5 19. Rb3 Qh4 20. Bc1 Rg8 21. Rf3 Rg6 22. Bb2 f6 23. Bxe5 fxe5 24. Rxf5 Rag8 25. Ng3 Nxg3 26. fxg3 Rxg3 27. Rf8 Qxh3 28. Rxg8+ Rxg8 29. Qe4 Qc3 30. Kh1 Qd4 31. Re1 Rg4 32. Qxd4 Rxd4 33. Rxe5 Rxc4 34. Re8+ Kg7 35. Re7+ Kg6 36. Rxa7 b5 37. d6 Rd4 38. Ra5 Rxd6 39. Rxb5 Rc6 40. Kg1 c4 41. Rb1 c3 42. Rc1 Kf5 43. Kf2 Ke4 44. Ke2 Kd4 45. a4 Kc4 46. a5 Kb3 47. Rb1+ Ka2 48. Rb6 Rc5 49. Kd1 Rxa5 50. Kc2 Rg5 *", + "Moves": "b6a6 g5a5 a6a5", + "MovesSAN": "Ra6+ Ra5 Rxa5#", + "Themes": "endgame master masterVsMaster mate mateIn2 rookEndgame short" + }, + { + "FEN": "1r3rk1/p3pp1p/2ppb1p1/q6n/3bP3/1PNB1P2/PBPQ2PP/3R1R1K b - - 6 15", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. Nxc6 bxc6 7. Bc4 Nf6 8. O-O d6 9. f3 O-O 10. Kh1 Be6 11. Bd3 Rb8 12. b3 Nh5 13. Bb2 Qa5 14. Qd2 Bd4 15. Rad1 *", + "Moves": "h5g3 h2g3 a5h5", + "MovesSAN": "Ng3+ hxg3 Qh5#", + "Themes": "clearance kingsideAttack mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "6k1/1Q3p1p/6p1/6K1/5PP1/8/7P/4q3 b - - 6 44", + "PGN": "1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. e3 Bg7 5. cxd5 Nxd5 6. Nxd5 Qxd5 7. Nf3 O-O 8. Bd2 c5 9. b3 Nc6 10. Bc4 Qd6 11. dxc5 Qxc5 12. Rc1 Qd6 13. O-O Bg4 14. Be2 Ne5 15. Nxe5 Bxe2 16. Qxe2 Bxe5 17. g3 Rac8 18. Rfd1 Rxc1 19. Bxc1 Qc7 20. Qd3 Bd6 21. Bb2 Qb6 22. Bd4 Qa5 23. a4 Rd8 24. Rc1 Be5 25. Rc5 Qe1+ 26. Kg2 Bxd4 27. exd4 Rd7 28. d5 Qe5 29. f4 Qd6 30. Qd4 Rc7 31. Rxc7 Qxc7 32. Qxa7 Qc2+ 33. Kh3 Qf5+ 34. Kg2 Qxd5+ 35. Kh3 Qxb3 36. Qb8+ Kg7 37. Qe5+ Kg8 38. Qxe7 Qxa4 39. Qxb7 Qc4 40. Kh4 Qe6 41. g4 Qf6+ 42. Kg3 Qc3+ 43. Kh4 Qe1+ 44. Kg5 *", + "Moves": "h7h6 g5h6 e1h4", + "MovesSAN": "h6+ Kxh6 Qh4#", + "Themes": "attraction endgame mate mateIn2 queenEndgame short" + }, + { + "FEN": "7k/p5p1/b3Q3/2qN1p1p/8/5P2/P5PP/2R4K b - - 0 30", + "PGN": "1. Nc3 Nf6 2. d4 d5 3. f3 c5 4. Bg5 cxd4 5. Bxf6 dxc3 6. Bxc3 Nc6 7. e3 e5 8. Bb5 Bc5 9. Bxe5 O-O 10. Bxc6 bxc6 11. Bd4 Bb4+ 12. Bc3 Bxc3+ 13. bxc3 Re8 14. Qd4 Qa5 15. Ne2 Ba6 16. Ng3 c5 17. Qd2 Rad8 18. Kf2 d4 19. exd4 cxd4 20. Rhe1 dxc3 21. Rxe8+ Rxe8 22. Qd4 h5 23. Ne4 Rd8 24. Qe3 f5 25. Nxc3 Rc8 26. Qe6+ Kh8 27. Nd5 Rxc2+ 28. Kg1 Qc5+ 29. Kh1 Rc1+ 30. Rxc1 *", + "Moves": "c5c1 e6e1 c1e1", + "MovesSAN": "Qxc1+ Qe1 Qxe1#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "2r2n2/pp5k/1q2pQ1p/3pP1B1/1b1P4/1P2K3/P5P1/8 w - - 2 30", + "PGN": "1. d4 d5 2. Bg5 Nf6 3. e3 Bf5 4. Bd3 Bg6 5. Nf3 e6 6. Ne5 Nbd7 7. Nxg6 hxg6 8. Nd2 c6 9. f4 Qb6 10. b3 c5 11. c3 Qa5 12. Qc2 Rc8 13. Rc1 Ng4 14. Ke2 cxd4 15. exd4 Rxh2 16. Rxh2 Nxh2 17. Bxg6 Ng4 18. Nf3 Ba3 19. Rh1 Rxc3 20. Rh8+ Nf8 21. Bxf7+ Kxf7 22. Qb1 Qb5+ 23. Kd2 Rc8 24. Ne5+ Nxe5 25. fxe5 Bb4+ 26. Ke3 Qb6 27. Qf1+ Kg6 28. Rh6+ gxh6 29. Qf6+ Kh7 *", + "Moves": "f6f7 h7h8 g5f6", + "MovesSAN": "Qf7+ Kh8 Bf6#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r5k1/p2R1ppp/1p6/4r3/2p5/P4P2/1QPBn1PP/6RK b - - 0 24", + "PGN": "1. e4 c5 2. Nf3 e6 3. Be2 d5 4. exd5 exd5 5. O-O Be7 6. Nc3 Nf6 7. Bb5+ Bd7 8. Bxd7+ Nbxd7 9. d4 c4 10. Bf4 O-O 11. Re1 Bb4 12. a3 Bxc3 13. bxc3 Ne4 14. Bd2 Qa5 15. Ne5 Nxe5 16. dxe5 Rfe8 17. f3 Nxc3 18. Qc1 d4 19. Qb2 b6 20. Re4 Rxe5 21. Rxd4 Ne2+ 22. Kh1 Qc5 23. Rd7 Qg1+ 24. Rxg1 *", + "Moves": "e2g3 h2g3 e5h5", + "MovesSAN": "Ng3+ hxg3 Rh5#", + "Themes": "kingsideAttack mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "r5k1/pp3p1p/2p1p1P1/6r1/3q4/1P3Q2/P1P5/1K5R w - - 0 30", + "PGN": "1. e4 c6 2. Nf3 d5 3. Nc3 dxe4 4. Nxe4 Bg4 5. h3 Bxf3 6. Qxf3 e6 7. b3 Nf6 8. Bb2 Nbd7 9. O-O-O Nxe4 10. Qxe4 Nf6 11. Qe3 Be7 12. g4 O-O 13. f4 Nd5 14. Qg3 Bf6 15. g5 Bxb2+ 16. Kxb2 Qd6 17. Bd3 Qxf4 18. Qg2 Qe5+ 19. Kb1 Nf4 20. Qg3 Nxd3 21. Qxd3 Qxg5 22. h4 Qh5 23. Qc3 Rfd8 24. Rdg1 g6 25. Rg5 Qe2 26. h5 Qxd2 27. Qf6 Qd4 28. Qf3 Rd5 29. hxg6 Rxg5 *", + "Moves": "f3f7 g8h8 f7h7", + "MovesSAN": "Qxf7+ Kh8 Qxh7#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "3R1Q2/pp4pk/5pq1/8/8/1P5r/P4PP1/6K1 b - - 1 33", + "PGN": "1. e4 e6 2. Bc4 d5 3. exd5 exd5 4. Bb3 Nf6 5. d3 Bd6 6. h3 O-O 7. Ne2 h6 8. O-O c6 9. c4 Re8 10. cxd5 cxd5 11. Nbc3 Be6 12. Nf4 Bf8 13. Qf3 Nc6 14. Nfxd5 Nxd5 15. Bxd5 Nd4 16. Qe4 Ne2+ 17. Qxe2 Bxd5 18. Be3 Bc6 19. Qg4 Qxd3 20. Bxh6 Bd7 21. Qg5 f6 22. Qd2 Qg6 23. Qxd7 Qxh6 24. Rae1 Red8 25. Qe6+ Kh8 26. b3 Bb4 27. Rc1 Rac8 28. Rfd1 Rxd1+ 29. Rxd1 Rxc3 30. Rd8+ Kh7 31. Qe4+ Qg6 32. Qxb4 Rxh3 33. Qf8 *", + "Moves": "g6b1 d8d1 b1d1", + "MovesSAN": "Qb1+ Rd1 Qxd1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "3r2k1/p4pp1/1p5p/2p5/4Q3/8/PPP2PPP/6K1 b - - 0 24", + "PGN": "1. e4 e5 2. d4 exd4 3. Nf3 Nc6 4. Nxd4 Nxd4 5. Qxd4 c5 6. Qc3 Nf6 7. Bd3 d5 8. exd5 Qxd5 9. O-O Bf5 10. Bb5+ Bd7 11. Re1+ Be7 12. Bxd7+ Nxd7 13. Nd2 Qd6 14. Nf3 O-O 15. Be3 b6 16. Rad1 Qc6 17. Bg5 Bxg5 18. Nxg5 Nf6 19. Re3 Rfd8 20. Rxd8+ Rxd8 21. Qe1 h6 22. Ne4 Nxe4 23. Rxe4 Qxe4 24. Qxe4 *", + "Moves": "d8d1 e4e1 d1e1", + "MovesSAN": "Rd1+ Qe1 Rxe1#", + "Themes": "backRankMate endgame mate mateIn2 queenRookEndgame short" + }, + { + "FEN": "1r1qkb1r/ppp2pp1/2np1n1p/4p3/2B1P3/1Q5P/PPPP1PP1/RNB1R1K1 w k - 5 9", + "PGN": "1. e4 e5 2. Nf3 d6 3. Bc4 h6 4. O-O Bg4 5. h3 Bxf3 6. Qxf3 Nf6 7. Re1 Nc6 8. Qb3 Rb8 *", + "Moves": "c4f7 e8d7 b3e6", + "MovesSAN": "Bxf7+ Kd7 Qe6#", + "Themes": "attackingF2F7 mate mateIn2 opening short" + }, + { + "FEN": "3r2k1/2p1P1pp/5p2/q7/5N2/1pP4P/1P2Q1P1/1K3R2 b - - 0 24", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nc3 Bc5 4. Nxe5 Nc6 5. Nxc6 dxc6 6. d3 Ng4 7. Be3 Bxe3 8. fxe3 Nxe3 9. Qe2 Nxf1 10. Rxf1 O-O 11. O-O-O Be6 12. Kb1 Qe7 13. h3 b5 14. a3 a5 15. d4 Rfd8 16. d5 cxd5 17. exd5 b4 18. dxe6 f6 19. axb4 axb4 20. Nd5 Qc5 21. Nf4 Qa5 22. c3 b3 23. Rxd8+ Rxd8 24. e7 *", + "Moves": "a5a2 b1c1 a2a1", + "MovesSAN": "Qa2+ Kc1 Qa1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "6k1/1BQ2p1p/P1P1p1p1/7r/8/1P4PP/4qPRK/8 b - - 0 40", + "PGN": "1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Nf3 Bg4 5. Be2 e6 6. O-O Be7 7. c4 Nb6 8. exd6 cxd6 9. Nc3 O-O 10. b3 Bf6 11. Ne4 Nc6 12. h3 Bxf3 13. Nxf6+ Qxf6 14. Bxf3 Nxd4 15. Bxb7 Rab8 16. Be4 Ne2+ 17. Qxe2 Qxa1 18. Bf4 Qf6 19. Bxd6 Rbd8 20. Bxf8 Kxf8 21. Rd1 Rd4 22. c5 Nc8 23. Bb7 Ne7 24. c6 Nd5 25. Rc1 Qf4 26. Qc2 Nc7 27. Qc5+ Kg8 28. g3 Qf6 29. Qxa7 Qd8 30. Kh2 Rd2 31. Qb6 g6 32. a4 Qf6 33. Rf1 Nd5 34. Qc5 Nc7 35. a5 Rd5 36. Qb6 Qe5 37. a6 Qe2 38. Rg1 Rf5 39. Rg2 Rh5 40. Qxc7 *", + "Moves": "h5h3 h2g1 e2d1", + "MovesSAN": "Rxh3+ Kg1 Qd1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "8/4kp2/1P1R1p2/1r3P2/2N5/8/5PPP/6K1 b - - 0 38", + "PGN": "1. e4 a5 2. d4 a4 3. a3 b6 4. Nf3 Ba6 5. Bxa6 Nxa6 6. Bf4 c5 7. d5 d6 8. O-O Nc7 9. Nbd2 b5 10. Qe2 c4 11. Rab1 g5 12. Bxg5 h6 13. Be3 Bg7 14. Bd4 Nf6 15. Rfe1 Rg8 16. Nh4 h5 17. Nf5 Bf8 18. Bxf6 exf6 19. Qxh5 Rg5 20. Qf3 Kd7 21. b3 axb3 22. cxb3 Rxa3 23. Qd1 Rxf5 24. exf5 Nxd5 25. bxc4 Nc3 26. Qc2 Nxb1 27. Rxb1 Ra5 28. cxb5 Qb6 29. Nc4 Qc5 30. Rc1 Ke7 31. b6 Rb5 32. Re1+ Kd8 33. Qd3 d5 34. Ne3 Qc4 35. Qxc4 dxc4 36. Nxc4 Bd6 37. Rd1 Ke7 38. Rxd6 *", + "Moves": "b5b1 d6d1 b1d1", + "MovesSAN": "Rb1+ Rd1 Rxd1#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "8/5Kpk/5p2/4b1r1/R6p/8/8/8 w - - 0 44", + "PGN": "1. e4 e6 2. Nf3 d5 3. exd5 exd5 4. d4 Nf6 5. Nc3 c5 6. dxc5 Bxc5 7. Bd3 Nc6 8. O-O h6 9. h3 O-O 10. a3 a6 11. Bf4 b5 12. b4 Bd6 13. Be3 Bb7 14. Bd4 Rc8 15. Bxf6 Qxf6 16. Nxd5 Qd8 17. Re1 Bb8 18. g3 Re8 19. Rxe8+ Qxe8 20. Qd2 Ne5 21. Nxe5 Qxe5 22. Rd1 Qxd5 23. Bh7+ Kxh7 24. Qxd5 Bxd5 25. Rxd5 Rxc2 26. Rd7 f6 27. Rb7 Be5 28. Ra7 Bd4 29. Rxa6 Rxf2 30. Kh1 Rf3 31. Kg2 Rb3 32. a4 bxa4 33. Rxa4 Bc3 34. b5 Rxb5 35. h4 Rb2+ 36. Kh3 Rb3 37. Kg4 Be5 38. Kf5 Rxg3 39. h5 Rg5+ 40. Ke6 Rxh5 41. Kf7 Rg5 42. Ra5 h5 43. Ra4 h4 *", + "Moves": "a4h4 g5h5 h4h5", + "MovesSAN": "Rxh4+ Rh5 Rxh5#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "2q1br1k/5r2/4p2p/p2pP1Q1/2p2P2/P1B5/1PP5/1NK3R1 w - - 0 33", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e6 7. Be3 Be7 8. Qd2 Qc7 9. f3 Nc6 10. g4 b5 11. g5 Nd7 12. a3 Nde5 13. f4 Nc4 14. Bxc4 bxc4 15. Nxc6 Qxc6 16. Bd4 O-O 17. O-O-O Rb8 18. h4 Bd7 19. h5 Qb7 20. Nb1 d5 21. Qc3 Bd6 22. e5 Be7 23. Rdg1 a5 24. g6 h6 25. gxf7+ Rxf7 26. Qg3 Bc5 27. Bc3 Bxg1 28. Rxg1 Rbf8 29. Qg6 Qc8 30. Qxh6 Be8 31. Qg5 Kh8 32. h6 gxh6 *", + "Moves": "g5h6 f7h7 h6f8", + "MovesSAN": "Qxh6+ Rh7 Qxf8#", + "Themes": "deflection kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "8/3k4/1B6/P1PK4/r7/6b1/5n1p/4R3 w - - 0 36", + "PGN": "1. d4 d5 2. c4 dxc4 3. Nc3 Nf6 4. e3 e5 5. Bxc4 exd4 6. Nf3 dxc3 7. Qxd8+ Kxd8 8. bxc3 Ne4 9. Bb2 Bg4 10. Ne5 Bh5 11. g4 Bg6 12. O-O-O+ Bd6 13. Nxf7+ Bxf7 14. Bxf7 Ke7 15. Bd5 Nxf2 16. Bxb7 Nxd1 17. Rxd1 Nd7 18. Bxa8 Rxa8 19. c4 Bxh2 20. Bxg7 Rg8 21. Bd4 Rxg4 22. Kc2 Rg2+ 23. Kd3 h5 24. a4 h4 25. Bxa7 c5 26. a5 Ra2 27. Bb6 Ra3+ 28. Ke4 Bg3 29. Kd5 Ra4 30. e4 Nf6+ 31. Kxc5 Nxe4+ 32. Kd4 Nf2 33. Re1+ Kd7 34. Kd5 h3 35. c5 h2 *", + "Moves": "c5c6 d7c8 e1e8", + "MovesSAN": "c6+ Kc8 Re8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "3r2k1/1b3pp1/pq5p/np4n1/2pr2N1/5P2/PPB1Q1PP/R3R2K w - - 2 25", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O b5 6. Bb3 Bc5 7. c3 d6 8. d3 h6 9. Re1 O-O 10. Be3 Qe7 11. Bxc5 dxc5 12. Nbd2 Rd8 13. Nf1 Bb7 14. Nh4 Na5 15. Bc2 Nxe4 16. Nf5 Qf6 17. f3 Ng5 18. N1e3 c4 19. d4 exd4 20. Nxd4 c5 21. Ng4 Qb6 22. Kh1 cxd4 23. cxd4 Rxd4 24. Qe2 Rad8 *", + "Moves": "e2e8 d8e8 e1e8", + "MovesSAN": "Qe8+ Rxe8 Rxe8#", + "Themes": "kingsideAttack mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "1k3r2/ppp5/4R2p/2qp3r/8/1BP4P/P1P2PP1/4R1K1 w - - 0 25", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 h6 5. e5 Be7 6. O-O d5 7. Bb3 Bg4 8. h3 Bh5 9. Qd3 Qd7 10. Re1 O-O-O 11. Nxd4 Nxd4 12. Qxd4 Kb8 13. e6 fxe6 14. Qxg7 Nf6 15. Qg3 Rhg8 16. Qe5 Ne4 17. Qxh5 Bc5 18. Be3 Bxe3 19. Rxe3 Rdf8 20. Re2 Qb5 21. Nc3 Nxc3 22. bxc3 Qc5 23. Rae1 Rg5 24. Rxe6 Rxh5 *", + "Moves": "e6e8 f8e8 e1e8", + "MovesSAN": "Re8+ Rxe8 Rxe8#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "8/6p1/7k/5K2/1r6/R7/8/8 w - - 3 74", + "PGN": "1. d4 c6 2. Nf3 d5 3. c4 Nf6 4. Nc3 dxc4 5. a4 Bf5 6. e3 e6 7. Bxc4 Bb4 8. O-O Nbd7 9. Be2 O-O 10. Nh4 Re8 11. Nxf5 exf5 12. Bc4 a5 13. f3 Nb6 14. Bb3 c5 15. Nb5 Nbd5 16. Qd3 Qe7 17. Qxf5 Nxe3 18. Qd3 Nxf1 19. Qxf1 cxd4 20. Bg5 d3 21. Qxd3 Qc5+ 22. Kh1 Qxg5 23. Nc7 Rad8 24. Qc4 Re7 25. Nb5 Qe3 26. h3 h6 27. Rf1 Qe5 28. Bc2 Bd6 29. Nxd6 Qxd6 30. Rd1 Qb8 31. Rc1 Rc8 32. Qxc8+ Qxc8 33. Bh7+ Kxh7 34. Rxc8 Re1+ 35. Kh2 Re2 36. Rc7 Rxb2 37. Rxf7 Rb4 38. g4 Kg6 39. Rc7 b6 40. h4 Rxa4 41. Rb7 Rb4 42. Kg3 a4 43. h5+ Kh7 44. Ra7 b5 45. f4 Rb3+ 46. Kh4 Ne4 47. g5 hxg5+ 48. fxg5 Nxg5 49. Kxg5 Rb1 50. Kf5 Rb3 51. Kg5 Rb2 52. Kf5 Rg2 53. Ra5 Rh2 54. Kg5 Rb2 55. Ra7 Kg8 56. Ra8+ Kf7 57. Ra7+ Kf8 58. Kf5 Rb3 59. Ke6 Kg8 60. Kf5 a3 61. Kg6 Rg3+ 62. Kf5 b4 63. Ra4 Kf7 64. Rxb4 Ke7 65. Kf4 Rh3 66. Kg4 Rc3 67. Rb7+ Kf8 68. Ra7 Kg8 69. Kg5 Kh7 70. h6 Rc5+ 71. Kf4 Kxh6 72. Rxa3 Rc4+ 73. Kf5 Rb4 *", + "Moves": "a3h3 b4h4 h3h4", + "MovesSAN": "Rh3+ Rh4 Rxh4#", + "Themes": "endgame master mate mateIn2 rookEndgame short" + }, + { + "FEN": "2rr2k1/1p2qppp/p3p3/2n1P3/1P2QP2/P6P/6P1/1BR3K1 w - - 0 30", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. c3 d3 5. c4 Nf6 6. Nc3 Nc6 7. Bxd3 Bg4 8. h3 Bxf3 9. Qxf3 e6 10. Bf4 Be7 11. O-O O-O 12. Rfd1 a6 13. Rac1 Nb4 14. Bb1 Rc8 15. b3 Qc7 16. a3 Nc6 17. Qg3 Nh5 18. Qf3 Nxf4 19. Qxf4 Rfd8 20. Na4 Bf6 21. c5 Be5 22. Qe3 dxc5 23. Nxc5 Bf4 24. Qe2 Bxc1 25. Rxc1 Ne5 26. b4 Qd6 27. f4 Nd7 28. e5 Qe7 29. Qe4 Nxc5 *", + "Moves": "e4h7 g8f8 h7h8", + "MovesSAN": "Qxh7+ Kf8 Qh8#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "r2q1nk1/pbp4p/1p4PQ/4p3/3P4/8/PPP4P/5RK1 w - - 1 28", + "PGN": "1. e4 e6 2. d4 d5 3. Be3 dxe4 4. Nd2 Nf6 5. f3 exf3 6. Ngxf3 Be7 7. Bd3 Nbd7 8. O-O O-O 9. Qe1 b6 10. Qh4 g6 11. Ng5 Nh5 12. g4 Bxg5 13. Bxg5 f6 14. Bh6 Ng7 15. Ne4 Bb7 16. g5 f5 17. Ng3 Re8 18. Rae1 e5 19. Bc4+ Kh8 20. Bf7 Re7 21. Bxg7+ Kxg7 22. Nxf5+ gxf5 23. Rxf5 Rxf7 24. Qh6+ Kg8 25. Rxf7 Kxf7 26. Rf1+ Kg8 27. g6 Nf8 *", + "Moves": "f1f8 d8f8 h6h7", + "MovesSAN": "Rxf8+ Qxf8 Qxh7#", + "Themes": "endgame fork mate mateIn2 short" + }, + { + "FEN": "3r3k/1p3Qpp/p6N/6PP/5PK1/8/PP6/7q w - - 8 38", + "PGN": "1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. Ngf3 c5 6. c3 Nc6 7. Be2 cxd4 8. cxd4 Qb6 9. Nb3 Bb4+ 10. Bd2 Bxd2+ 11. Qxd2 O-O 12. O-O Ne7 13. g4 f6 14. h4 fxe5 15. Nxe5 Nxe5 16. dxe5 Ng6 17. Rae1 Nxe5 18. Kg2 Bd7 19. f4 Nf7 20. g5 Nd6 21. h5 Nf5 22. Bg4 Bc6 23. Bxf5 exf5 24. Nd4 Rae8 25. Rxe8 Rxe8 26. Nxf5 d4+ 27. Kg3 d3 28. Qxd3 Be4 29. Qc4+ Kh8 30. Re1 a6 31. Rxe4 Qg1+ 32. Kh4 Qh1+ 33. Kg4 Qxe4 34. Qf7 Rg8 35. Nh6 Qg2+ 36. Kh4 Qh1+ 37. Kg4 Rd8 *", + "Moves": "f7g8 d8g8 h6f7", + "MovesSAN": "Qg8+ Rxg8 Nf7#", + "Themes": "endgame mate mateIn2 sacrifice short smotheredMate" + }, + { + "FEN": "r1bq1rk1/1p3pp1/p1p1pn1p/6b1/2PPQ1N1/2NB4/PP3PPP/3RR1K1 w - - 9 19", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nf3 c6 4. c4 Qd8 5. Nc3 a6 6. d4 h6 7. Bf4 Nf6 8. Bd3 e6 9. O-O Be7 10. Ne5 Nbd7 11. Qe2 Nb6 12. Qe3 Nh5 13. Rad1 Nxf4 14. Qxf4 Bf6 15. Rfe1 Nd7 16. Ng4 Bg5 17. Qf3 O-O 18. Qe4 Nf6 *", + "Moves": "g4f6 g7f6 e4h7", + "MovesSAN": "Nxf6+ gxf6 Qh7#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "2r1r3/2q2pk1/1p4p1/p3p1Q1/P1Pp2NP/3n4/1P2RPK1/4R3 w - - 0 28", + "PGN": "1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. O-O O-O 5. d3 d6 6. Nbd2 e5 7. e4 c6 8. c3 Nbd7 9. Qc2 Re8 10. a4 d5 11. exd5 cxd5 12. Re1 b6 13. Nf1 Bb7 14. Bg5 Rc8 15. Re2 Qc7 16. Rae1 d4 17. c4 a5 18. Qd2 Re6 19. Bh6 Ree8 20. Bxg7 Kxg7 21. h4 h5 22. N1h2 Nh7 23. Ng5 Bxg2 24. Kxg2 Nxg5 25. Qxg5 Nc5 26. g4 hxg4 27. Nxg4 Nxd3 *", + "Moves": "g5h6 g7g8 g4f6", + "MovesSAN": "Qh6+ Kg8 Nf6#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "r2qr1k1/5ppp/p1p5/8/3b1P2/P4B2/1PQ2RPP/R1B4K b - - 0 20", + "PGN": "1. f4 d5 2. Nf3 e6 3. d4 Nf6 4. e3 c5 5. c4 Nc6 6. cxd5 exd5 7. Nc3 cxd4 8. Nxd4 Bc5 9. Bb5 Bd7 10. O-O O-O 11. a3 a6 12. Be2 Nxd4 13. exd4 Ba7 14. Kh1 Re8 15. Bf3 Ne4 16. Nxd5 Bc6 17. Nb4 Bxd4 18. Nxc6 bxc6 19. Qc2 Nf2+ 20. Rxf2 *", + "Moves": "e8e1 f2f1 e1f1", + "MovesSAN": "Re1+ Rf1 Rxf1#", + "Themes": "backRankMate mate mateIn2 middlegame short" + }, + { + "FEN": "2k5/p7/2q5/2p2p2/5Pp1/3Rr1Pp/PPP2Q1P/6K1 b - - 4 29", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nxc6 bxc6 6. Bc4 Nf6 7. Bg5 h6 8. Bh4 g5 9. Bg3 Nxe4 10. Qf3 d5 11. Bxe5 f6 12. Bd4 c5 13. Bb5+ Bd7 14. Bxd7+ Qxd7 15. Be3 O-O-O 16. O-O g4 17. Qe2 h5 18. Nc3 d4 19. Nxe4 dxe3 20. fxe3 f5 21. Nc3 Bd6 22. Rad1 h4 23. Nd5 Qc6 24. Nf4 h3 25. g3 Bxf4 26. exf4 Rxd1 27. Rxd1 Re8 28. Qf2 Re3 29. Rd3 *", + "Moves": "e3e1 f2e1 c6g2", + "MovesSAN": "Re1+ Qxe1 Qg2#", + "Themes": "endgame mate mateIn2 sacrifice short" + }, + { + "FEN": "7r/8/2p1kp2/p7/3PPpP1/5K2/1r5P/R6R b - - 3 39", + "PGN": "1. e4 e5 2. Nc3 Nc6 3. Bc4 Nf6 4. f4 d6 5. Nf3 Bg4 6. d3 Be7 7. f5 Na5 8. Bb3 Nxb3 9. axb3 d5 10. O-O dxe4 11. dxe4 Qxd1 12. Rxd1 Bd6 13. Bg5 Nh5 14. Rd3 f6 15. Be3 Bxf3 16. gxf3 Nf4 17. Rdd1 a6 18. Bxf4 exf4 19. Rd3 O-O 20. Rad1 g6 21. fxg6 hxg6 22. Kf1 Kf7 23. Ke2 Rh8 24. Rh1 Rh3 25. Kf1 Rah8 26. Kg2 Ke6 27. Nd1 Bc5 28. Nc3 c6 29. Ne2 g5 30. c3 a5 31. Nc1 b5 32. Rdd1 b4 33. Ne2 bxc3 34. bxc3 Be3 35. Nd4+ Bxd4 36. cxd4 g4 37. fxg4 Rxb3 38. Ra1 Rb2+ 39. Kf3 *", + "Moves": "h8h3 f3f4 b2f2", + "MovesSAN": "Rh3+ Kxf4 Rf2#", + "Themes": "endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "5k2/8/1p3Npp/2p5/2B4r/P3p3/1PP1RP2/2K5 b - - 0 35", + "PGN": "1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Nf3 Bg7 5. Bg5 Bg4 6. h3 Bxf3 7. Qxf3 c6 8. O-O-O Nbd7 9. e5 dxe5 10. dxe5 Nxe5 11. Rxd8+ Rxd8 12. Bxf6 Nxf3 13. Bxg7 Rg8 14. gxf3 Rxg7 15. Bd3 e5 16. Re1 f6 17. f4 Re7 18. fxe5 fxe5 19. Ne4 Kf8 20. Nc5 b6 21. Ne4 Kg7 22. Ng3 Rf8 23. Re2 Rf3 24. a3 Rf4 25. Ne4 Rh4 26. Ng5 h6 27. Ne4 Rxh3 28. Nd6 Re6 29. Nc8 c5 30. Nxa7 Rh4 31. Nb5 e4 32. Bc4 Rf6 33. Nc7 e3 34. Ne8+ Kf8 35. Nxf6 *", + "Moves": "h4h1 e2e1 h1e1", + "MovesSAN": "Rh1+ Re1 Rxe1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "6k1/1p2rppp/p1p5/2P2b2/1P6/5P2/P2R2PP/6K1 w - - 0 30", + "PGN": "1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 e6 5. Bf4 Bd6 6. Bxd6 Qxd6 7. c5 Qe7 8. b4 O-O 9. e3 Nbd7 10. Bd3 e5 11. dxe5 Nxe5 12. Nd4 Nxd3+ 13. Qxd3 Re8 14. O-O Ne4 15. Rae1 Nxc3 16. Qxc3 a6 17. Qd3 Qe4 18. Qd2 Bf5 19. f3 Qe5 20. e4 Bg6 21. exd5 Qxd5 22. Nb3 Qxd2 23. Nxd2 Rad8 24. Rxe8+ Rxe8 25. Nc4 Bd3 26. Nd6 Re7 27. Rd1 Bc2 28. Rd2 Bg6 29. Nf5 Bxf5 *", + "Moves": "d2d8 e7e8 d8e8", + "MovesSAN": "Rd8+ Re8 Rxe8#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "r1q1r3/2p2p1k/p4Bpp/1pbnPp2/3P4/1P4R1/P2Q1P1P/R6K w - - 0 30", + "PGN": "1. d4 g6 2. Bf4 b6 3. e3 d6 4. c4 e6 5. e4 Bg7 6. Nf3 Bb7 7. Nbd2 Ne7 8. e5 d5 9. Be2 Nd7 10. O-O O-O 11. Re1 a6 12. Bd3 dxc4 13. Bxc4 Nd5 14. Bg3 b5 15. Bxd5 Bxd5 16. Bh4 Qc8 17. Nb3 h6 18. Qd2 Bxf3 19. gxf3 Nb6 20. f4 Nd5 21. Kh1 Nb6 22. Nc5 Nc4 23. Qc2 Re8 24. b3 Nb6 25. Rg1 Nd5 26. Qd2 Bf8 27. f5 exf5 28. Bf6 Kh7 29. Rg3 Bxc5 *", + "Moves": "d2h6 h7h6 g3h3", + "MovesSAN": "Qxh6+ Kxh6 Rh3#", + "Themes": "attraction mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "1k3r2/1p5q/1b6/1N4p1/8/2P3P1/PP4K1/R4R2 w - - 0 33", + "PGN": "1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 Nf6 5. Nf3 Bg4 6. Be2 Nc6 7. O-O O-O-O 8. h3 Bh5 9. Be3 cxd4 10. Nxd4 Bxe2 11. Qxe2 Nxd4 12. Bxd4 e5 13. Qxe5 Qc6 14. Bxa7 Bd6 15. Qa5 Bc7 16. Qf5+ Nd7 17. Qxf7 Qd6 18. g3 h5 19. Qc4 h4 20. Qd4 Qa6 21. Bc5 Nxc5 22. Qxc5 hxg3 23. fxg3 Rxh3 24. Qf5+ Kb8 25. Qxh3 g5 26. Qf5 Qb6+ 27. Qf2 Qc6 28. Qf3 Bb6+ 29. Kg2 Qc7 30. Na3 Rh8 31. Nb5 Qh7 32. Qf8+ Rxf8 *", + "Moves": "f1f8 b6d8 f8d8", + "MovesSAN": "Rxf8+ Bd8 Rxd8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "2q3k1/5p1p/p2bp1p1/1p6/3PQ3/P3PN1P/1P3PP1/6K1 b - - 0 26", + "PGN": "1. d4 c6 2. c4 d5 3. Nc3 e6 4. Nf3 Nf6 5. Bg5 Be7 6. e3 b6 7. Bd3 Bb7 8. cxd5 cxd5 9. O-O Nbd7 10. Rc1 Rc8 11. a3 O-O 12. Nb5 a6 13. Rxc8 Qxc8 14. Nc3 b5 15. Bxf6 Nxf6 16. Ne5 Qd8 17. Qe2 Bd6 18. Nf3 Qc7 19. Rc1 Qb8 20. h3 g6 21. Qc2 Rc8 22. Qb1 Ne4 23. Bxe4 dxe4 24. Nxe4 Bxe4 25. Rxc8+ Qxc8 26. Qxe4 *", + "Moves": "c8c1 f3e1 c1e1", + "MovesSAN": "Qc1+ Ne1 Qxe1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r7/2q1b1kr/p1b1p3/1pPpN1PQ/1P1P4/2N1P3/7P/R5K1 w - - 0 24", + "PGN": "1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Nc3 Nbd7 5. Bg5 Be7 6. e3 O-O 7. Bd3 h6 8. Bxf6 Nxf6 9. c5 c6 10. O-O Bd7 11. b4 b5 12. a4 a6 13. Ne5 Qc7 14. f4 g6 15. g4 Kg7 16. g5 hxg5 17. fxg5 Nh5 18. axb5 cxb5 19. Qg4 Bc6 20. Rxf7+ Rxf7 21. Bxg6 Rff8 22. Qxh5 Rh8 23. Bh7 Rxh7 *", + "Moves": "h5f7 g7h8 e5g6", + "MovesSAN": "Qf7+ Kh8 Ng6#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "r5k1/3qn1p1/p2pN2p/1p1b4/1P2p3/4P3/P2N1QPP/5RK1 w - - 0 23", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. Qe2 a6 5. Ba4 b5 6. Bb3 h6 7. c3 Bc5 8. O-O Bb7 9. Bd5 d6 10. b4 Ba7 11. d3 Nxd5 12. exd5 Ne7 13. c4 O-O 14. Be3 Bxe3 15. fxe3 f5 16. Nbd2 e4 17. dxe4 fxe4 18. Nd4 c6 19. Ne6 Rxf1+ 20. Rxf1 Qd7 21. Qf2 cxd5 22. cxd5 Bxd5 *", + "Moves": "f2f7 g8h8 f7g7", + "MovesSAN": "Qf7+ Kh8 Qxg7#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "5r1r/pp2R3/k1p1Q2p/2qpP1p1/8/1R4PP/PPP3P1/7K b - - 0 26", + "PGN": "1. e4 d5 2. e5 Nc6 3. d4 e6 4. Nf3 f6 5. Nc3 fxe5 6. Nxe5 Nxe5 7. dxe5 Ne7 8. Bg5 h6 9. Bh4 g5 10. Bg3 Nf5 11. Bd3 Nxg3 12. fxg3 Qe7 13. O-O Bd7 14. Qh5+ Kd8 15. Bb5 Bxb5 16. Nxb5 Qc5+ 17. Rf2 Qxb5 18. Raf1 Qc5 19. Kh1 c6 20. Qf7 Be7 21. Qxe6 Kc7 22. Rf7 Rae8 23. h3 Kb6 24. R1f3 Ref8 25. Rb3+ Ka6 26. Rxe7 *", + "Moves": "f8f1 h1h2 c5g1", + "MovesSAN": "Rf1+ Kh2 Qg1#", + "Themes": "endgame kingsideAttack mate mateIn2 short" + }, + { + "FEN": "1r2r1k1/3R1pp1/p6p/3Qp3/PP2n3/8/4q1PP/3R3K w - - 2 29", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 Nf6 4. Nc3 cxd4 5. Nxd4 a6 6. Bg5 e5 7. Nf3 h6 8. Bh4 Nbd7 9. Bc4 Be7 10. O-O O-O 11. Qd3 b5 12. Bb3 Bb7 13. a4 b4 14. Nd5 Nxd5 15. Bxd5 Bxd5 16. Qxd5 Bxh4 17. Nxh4 Qxh4 18. Qxd6 Rfd8 19. Qxb4 Rab8 20. Qa5 Qxe4 21. Rfd1 Qc6 22. Rd2 Re8 23. Rad1 Nc5 24. Rd6 Qc8 25. b4 Ne4 26. Rd7 Qxc2 27. Qd5 Qxf2+ 28. Kh1 Qe2 *", + "Moves": "d5f7 g8h8 f7g7", + "MovesSAN": "Qxf7+ Kh8 Qxg7#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "4Rnk1/pp3ppp/5p2/2q2N2/6Q1/1B6/PPPr1PPP/6K1 b - - 3 25", + "PGN": "1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Nxf6+ exf6 6. Bc4 Bd6 7. Nf3 O-O 8. O-O Re8 9. Re1 Nd7 10. Rxe8+ Qxe8 11. Qd3 Nf8 12. Bd2 Bg4 13. Re1 Qd7 14. Qe4 Qc7 15. Qxg4 c5 16. dxc5 Qxc5 17. Be3 Qc7 18. Bh6 Ng6 19. Bd2 Rd8 20. Bc3 Bf4 21. Bb3 Qc5 22. Nh4 Bd2 23. Bxd2 Rxd2 24. Re8+ Nf8 25. Nf5 *", + "Moves": "c5f2 g1h1 f2f1", + "MovesSAN": "Qxf2+ Kh1 Qf1#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "r6k/pp4pp/2p3q1/2P3n1/PP2p3/3pP2P/B4QP1/5R1K w - - 6 29", + "PGN": "1. d4 d5 2. c4 f5 3. e3 Nf6 4. Nc3 e6 5. b3 Be7 6. Bd3 Nc6 7. c5 O-O 8. Nh3 Ne4 9. Nxe4 fxe4 10. Bb1 e5 11. Ng1 Bf6 12. Ne2 Bg4 13. h3 Bxe2 14. Qxe2 exd4 15. Bb2 d3 16. Qd2 Nb4 17. a3 Nc6 18. O-O Ne7 19. Bxf6 Rxf6 20. b4 Nf5 21. Ba2 c6 22. f3 Kh8 23. fxe4 dxe4 24. a4 Nh4 25. Rxf6 Qxf6 26. Rf1 Qg6 27. Qf2 Nf3+ 28. Kh1 Ng5 *", + "Moves": "f2f8 a8f8 f1f8", + "MovesSAN": "Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate endgame mate mateIn2 sacrifice short" + }, + { + "FEN": "8/R7/P3kp1R/3np3/6P1/r7/5PKP/8 b - - 4 48", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Bg5 dxc4 5. Nf3 c5 6. e3 a6 7. Bxc4 b5 8. Be2 cxd4 9. exd4 Bb7 10. Rc1 Be7 11. O-O O-O 12. Qb3 Nbd7 13. Rfd1 Nd5 14. Bxe7 Qxe7 15. a4 Nxc3 16. bxc3 Bd5 17. c4 bxc4 18. Bxc4 Rfb8 19. Qd3 Nb6 20. Bxd5 Nxd5 21. Ne5 Rc8 22. Qf3 Qf6 23. Qxf6 gxf6 24. Nc6 Rc7 25. Rc5 Rac8 26. Rdc1 Nf4 27. Ne7+ Rxe7 28. Rxc8+ Kg7 29. Kf1 Rb7 30. g3 Nd3 31. Rd1 Nb4 32. Rb1 a5 33. Rc5 Rd7 34. Rxa5 Rxd4 35. Ra7 Nd5 36. Rbb7 Rd1+ 37. Kg2 Kg6 38. Rxf7 Rd2 39. Rg7+ Kf5 40. Rxh7 e5 41. Rh5+ Ke4 42. Rh4+ Kf5 43. a5 Ra2 44. a6 Ne3+ 45. Kf3 Nd5 46. g4+ Ke6 47. Rh6 Ra3+ 48. Kg2 *", + "Moves": "d5f4 g2f1 a3a1", + "MovesSAN": "Nf4+ Kf1 Ra1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "6k1/5ppp/p3p3/r2p4/P1r1n3/1RP5/2K1NPPP/R7 w - - 2 26", + "PGN": "1. e4 c6 2. Bc4 d5 3. exd5 cxd5 4. Bb5+ Nc6 5. Bxc6+ bxc6 6. d4 Nf6 7. Nf3 Ba6 8. Nc3 e6 9. Ne2 Qa5+ 10. c3 Qb5 11. Rb1 Bd6 12. a4 Qa5 13. b4 Bxe2 14. bxa5 Bxd1 15. Kxd1 Ne4 16. Kc2 c5 17. Rf1 cxd4 18. Nxd4 Rc8 19. Nb5 Bc5 20. Be3 O-O 21. Bxc5 Rxc5 22. Rb3 a6 23. Nd4 Rfc8 24. Ne2 Rxa5 25. Ra1 Rc4 *", + "Moves": "b3b8 c4c8 b8c8", + "MovesSAN": "Rb8+ Rc8 Rxc8#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "r1q2rk1/ppp1bppp/2n1pn2/6N1/4NB2/3Q4/PPP2PPP/R4RK1 w - - 4 12", + "PGN": "1. e4 d5 2. Nf3 dxe4 3. Ng5 Nf6 4. d3 Bf5 5. Nc3 exd3 6. Qf3 Qc8 7. Bxd3 Bxd3 8. Qxd3 Nc6 9. O-O e6 10. Bf4 Be7 11. Nce4 O-O *", + "Moves": "e4f6 g7f6 d3h7", + "MovesSAN": "Nxf6+ gxf6 Qxh7#", + "Themes": "discoveredAttack kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "4r1k1/pQ4pp/5p2/8/8/4q3/PP4PP/3R3K b - - 0 30", + "PGN": "1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. exd5 exd5 5. Bd3 Nf6 6. Nf3 O-O 7. O-O Bg4 8. Bg5 c6 9. Be2 Nbd7 10. Ne5 Bxe2 11. Qxe2 Re8 12. f4 Qb6 13. Qf2 c5 14. Nxd7 Nxd7 15. Nxd5 Qd6 16. Nxb4 cxb4 17. Rad1 Rac8 18. f5 f6 19. Bf4 Qd5 20. Qg3 Qxf5 21. Qb3+ Qe6 22. Qxb4 Rxc2 23. Rfe1 Re2 24. Rf1 Nb6 25. d5 Nxd5 26. Qxb7 Nxf4 27. Rxf4 Qe3+ 28. Kh1 Re1+ 29. Rf1 Rxd1 30. Rxd1 *", + "Moves": "e3e1 d1e1 e8e1", + "MovesSAN": "Qe1+ Rxe1 Rxe1#", + "Themes": "backRankMate endgame master mate mateIn2 sacrifice short" + }, + { + "FEN": "r1br2k1/ppb2ppp/8/6q1/5p2/P1PQ3P/1PB2PP1/RN2R1K1 w - - 3 16", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. c3 Nf6 4. Bd3 e5 5. O-O Bd6 6. h3 Bc7 7. Bc2 O-O 8. a3 d5 9. exd5 Nxd5 10. Re1 Nf4 11. d4 cxd4 12. Bxf4 exf4 13. Nxd4 Nxd4 14. Qxd4 Qg5 15. Qd3 Rd8 *", + "Moves": "d3h7 g8f8 h7h8", + "MovesSAN": "Qxh7+ Kf8 Qh8#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "8/8/p5pk/3qp3/PQ1b4/5N1P/6P1/7K w - - 1 40", + "PGN": "1. d4 d5 2. c4 c6 3. Nf3 Bf5 4. cxd5 cxd5 5. Qa4+ Nc6 6. Ne5 Bd7 7. Qb3 Nxe5 8. dxe5 e6 9. Qxb7 Ne7 10. e3 Ng6 11. f4 Bc5 12. Nc3 O-O 13. Be2 Rb8 14. Qa6 Qe7 15. O-O Nxf4 16. Rxf4 Qg5 17. Rf3 Qxe5 18. Qd3 a6 19. a4 Bc6 20. Kh1 d4 21. Rh3 g6 22. exd4 Bxd4 23. Bh6 Rfd8 24. Bf3 Bxf3 25. Qxf3 Rxb2 26. Ne4 Rdb8 27. Rf1 Rb1 28. Qxf7+ Kh8 29. Bg7+ Qxg7 30. Rxh7+ Kxh7 31. Ng5+ Kh8 32. Qf3 Rxf1+ 33. Qxf1 Qf6 34. Qc1 Kg7 35. Nf3 e5 36. Qc7+ Qf7 37. Qxb8 Qe6 38. Qb4 Qd5 39. h3 Kh6 *", + "Moves": "b4f8 h6h7 f3g5", + "MovesSAN": "Qf8+ Kh7 Ng5#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "8/5p1k/6p1/1p1q3p/3r4/2Q1R1P1/1P3P1P/5K2 b - - 7 37", + "PGN": "1. e4 d6 2. Nf3 Nf6 3. e5 Nfd7 4. d4 c5 5. c3 g6 6. Bc4 Bg7 7. O-O Nb6 8. Bb3 c4 9. Ba4+ Bd7 10. Bxd7+ N8xd7 11. exd6 O-O 12. dxe7 Qxe7 13. Bg5 Qd6 14. Nbd2 Rfe8 15. Qc2 h6 16. Be3 Nf6 17. Ne5 Nfd5 18. Ndxc4 Nxc4 19. Nxc4 Qc6 20. Qd3 b5 21. Ne5 Qb7 22. Rfe1 Rad8 23. a4 a6 24. axb5 axb5 25. Ng4 Kh7 26. Qd2 h5 27. Ne5 Nb4 28. cxb4 Bxe5 29. Qc2 Bxd4 30. Bxd4 Rxe1+ 31. Rxe1 Rxd4 32. g3 Qd5 33. Qc7 Rxb4 34. Re7 Kg7 35. Qc3+ Rd4 36. Re3 Kh7 37. Kf1 *", + "Moves": "d5h1 f1e2 h1d1", + "MovesSAN": "Qh1+ Ke2 Qd1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "3r3k/6p1/4Q3/4B3/1p3P2/4PKP1/3q4/8 w - - 18 52", + "PGN": "1. d4 d5 2. Nf3 Bf5 3. g3 Nf6 4. Bg2 e6 5. O-O c5 6. b3 Nc6 7. Bb2 Bd6 8. Nbd2 O-O 9. c4 cxd4 10. Nxd4 Nxd4 11. Bxd4 Ne4 12. cxd5 Nxd2 13. Qxd2 exd5 14. Bxd5 Bxg3 15. Bxf7+ Rxf7 16. hxg3 Qd5 17. e3 Bh3 18. f4 Bxf1 19. Rxf1 Rd8 20. Qb2 Qf5 21. Bxa7 Qh3 22. Qg2 Qg4 23. Bd4 Ra8 24. a4 h5 25. Qf3 Qh3 26. Qg2 Qg4 27. Qf3 Qg6 28. Qf2 Rc8 29. Qg2 Rc2 30. Qh3 Qe4 31. Rf2 Rxf2 32. Kxf2 Qc2+ 33. Kf3 Qxb3 34. Qxh5 Qxa4 35. Qg5 Qc6+ 36. Kf2 b5 37. Qd8+ Rf8 38. Qg5 Rf7 39. Qd8+ Rf8 40. Qg5 Qd7 41. Bc5 Re8 42. Bd4 b4 43. Qc5 Rb8 44. Qc4+ Kh8 45. Qb3 Qd6 46. Be5 Qd2+ 47. Kf3 Rb7 48. Qc4 Rd7 49. Qc8+ Rd8 50. Qh3+ Kg8 51. Qe6+ Kh8 *", + "Moves": "e6h6 h8g8 h6g7", + "MovesSAN": "Qh6+ Kg8 Qxg7#", + "Themes": "endgame mate mateIn2 pin short" + }, + { + "FEN": "r5r1/2q2pnk/p1b1pPp1/8/8/2pBR3/PPP3PP/5R1K w - - 0 26", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e6 7. Be2 Be7 8. O-O O-O 9. f4 Nc6 10. Qe1 Qc7 11. Qg3 Kh8 12. Rae1 b5 13. Bd3 Bb7 14. e5 dxe5 15. Nxc6 Bxc6 16. fxe5 Nh5 17. Qh3 g6 18. Bh6 Bc5+ 19. Kh1 Ng7 20. Bg5 Be7 21. Bf6 b4 22. Qh6 Rg8 23. Re3 Bxf6 24. exf6 bxc3 25. Qxh7+ Kxh7 *", + "Moves": "e3h3 g7h5 h3h5", + "MovesSAN": "Rh3+ Nh5 Rxh5#", + "Themes": "mate mateIn2 middlegame pin short" + }, + { + "FEN": "r1r2qk1/p4p1p/b5p1/3NP3/5P2/7Q/PPB2nPP/1K5R w - - 3 22", + "PGN": "1. d4 Nf6 2. Nf3 e6 3. c4 c5 4. Nc3 cxd4 5. Nxd4 Nc6 6. Nxc6 bxc6 7. Bg5 Be7 8. e4 O-O 9. Bd3 d5 10. cxd5 cxd5 11. e5 Nd7 12. Bxe7 Qxe7 13. f4 Nc5 14. Bc2 Ba6 15. Qh5 g6 16. Qh6 Rfb8 17. O-O-O Qf8 18. Qh3 Rc8 19. Rxd5 exd5 20. Nxd5 Nd3+ 21. Kb1 Nf2 *", + "Moves": "d5f6 g8g7 h3h7", + "MovesSAN": "Nf6+ Kg7 Qxh7#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "6k1/5pp1/5q1p/8/Q7/P6P/2r2RP1/3R2K1 b - - 0 27", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 h6 4. Nc3 Nf6 5. d3 Bc5 6. O-O O-O 7. Nd5 Nxd5 8. Bxd5 d6 9. Bxc6 bxc6 10. c3 a5 11. d4 exd4 12. cxd4 Bb6 13. e5 Bg4 14. h3 Bxf3 15. Qxf3 Bxd4 16. exd6 cxd6 17. Qxc6 Bf6 18. Bf4 Bxb2 19. Rad1 Rc8 20. Qb5 Bc3 21. Bxd6 Re8 22. Bb4 Qf6 23. Bxc3 Rxc3 24. Qxa5 Rc2 25. Qa4 Ree2 26. a3 Rxf2 27. Rxf2 *", + "Moves": "f6f2 g1h2 f2g2", + "MovesSAN": "Qxf2+ Kh2 Qxg2#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "3N2k1/1p4pp/2n5/p3p3/P3P3/5N1P/1P2Q1P1/2q1n2K b - - 0 23", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 Nf6 5. Be3 Bxe3 6. fxe3 d6 7. Nc3 Be6 8. Bxe6 fxe6 9. Qe2 O-O 10. O-O a5 11. a4 Qe7 12. Nb5 d5 13. exd5 exd5 14. e4 dxe4 15. dxe4 Rad8 16. Rad1 Qc5+ 17. Kh1 Ng4 18. h3 Ne3 19. Rxd8 Rxd8 20. Re1 Nxc2 21. Nxc7 Nxe1 22. Ne6 Qc1 23. Nxd8 *", + "Moves": "e1f3 e2d1 c1d1", + "MovesSAN": "Nxf3+ Qd1 Qxd1#", + "Themes": "discoveredAttack endgame mate mateIn2 short" + }, + { + "FEN": "3r1r1k/ppb3pp/2p5/4Rp2/PPP2Q2/8/5PPP/R1B3K1 b - - 0 20", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. d4 Nxe4 4. Qe2 d5 5. Nbd2 Nc6 6. Nxe4 dxe4 7. Qxe4 Bb4+ 8. c3 Ba5 9. Nxe5 O-O 10. Bd3 f5 11. Bc4+ Kh8 12. Qf4 Nxe5 13. dxe5 c6 14. a4 Bc7 15. O-O Qe7 16. Re1 Be6 17. Bxe6 Qxe6 18. b4 Rad8 19. c4 Qxe5 20. Rxe5 *", + "Moves": "d8d1 e5e1 d1e1", + "MovesSAN": "Rd1+ Re1 Rxe1#", + "Themes": "backRankMate mate mateIn2 middlegame short" + }, + { + "FEN": "r1bq1b1r/1pp1k1pp/p4n2/4p1N1/8/1n2Q3/PPP2PPP/RNB1K2R w KQ - 0 11", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 Nf6 4. Bc4 a6 5. Ng5 d5 6. exd5 Nxd5 7. Qf3 Nf6 8. Bxf7+ Ke7 9. Bb3 Nxd4 10. Qe3 Nxb3 *", + "Moves": "e3e5 c8e6 e5e6", + "MovesSAN": "Qxe5+ Be6 Qxe6#", + "Themes": "mate mateIn2 opening short" + }, + { + "FEN": "4Qb1k/8/1P2N3/3b1PP1/p6p/1pq5/5K1P/1R3R2 b - - 1 51", + "PGN": "1. e4 c5 2. Nc3 e6 3. f4 a6 4. a4 d5 5. d3 Nf6 6. e5 Nfd7 7. Nge2 b6 8. g4 h5 9. g5 h4 10. Bg2 Bb7 11. O-O Nc6 12. d4 g6 13. Nb1 Ne7 14. c3 Nf5 15. Bh3 Be7 16. Bxf5 gxf5 17. Nd2 Nf8 18. Nf3 Ng6 19. Rb1 Bc6 20. b4 Qd7 21. a5 cxb4 22. axb6 a5 23. Bd2 Ba4 24. Qc1 b3 25. c4 dxc4 26. Qxc4 Rc8 27. Qa6 O-O 28. Nc3 Bc6 29. Be3 a4 30. d5 exd5 31. Nd4 Ra8 32. Qd3 Rfb8 33. Nxf5 d4 34. Nxd4 Qg4+ 35. Kf2 Qg2+ 36. Ke1 Bb7 37. e6 Rd8 38. exf7+ Kxf7 39. Qf5+ Kg7 40. Ne6+ Kh8 41. Qxg6 Bf8 42. Qf6+ Kg8 43. Bd4 Rxd4 44. Qxd4 Re8 45. Qf6 Qc2 46. f5 Bd5 47. Qg6+ Kh8 48. Qf6+ Kg8 49. Qg6+ Kh8 50. Qxe8 Qxc3+ 51. Kf2 *", + "Moves": "c3d2 f2g1 d2g2", + "MovesSAN": "Qd2+ Kg1 Qg2#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "7k/1b1R2b1/p4p1P/1p6/nq2pP2/8/PBP5/1K5R w - - 0 32", + "PGN": "1. e4 c5 2. Nf3 d6 3. Bc4 e6 4. d4 cxd4 5. Nxd4 Nc6 6. Nc3 Be7 7. Be3 Nf6 8. f3 O-O 9. Qd2 Ne5 10. Bb3 a6 11. O-O-O b5 12. g4 Bb7 13. Qg2 Rc8 14. f4 Nc4 15. Bxc4 Rxc4 16. g5 Nd7 17. h4 Qa5 18. Kb1 Rxc3 19. bxc3 Qxc3 20. Bc1 d5 21. h5 dxe4 22. g6 Nc5 23. gxh7+ Kh8 24. h6 g6 25. Bb2 Qb4 26. Nxe6+ f6 27. Nxf8 Na4 28. Nxg6+ Kxh7 29. Nf8+ Bxf8 30. Rd7+ Kh8 31. Qg7+ Bxg7 *", + "Moves": "h6g7 h8g8 h1h8", + "MovesSAN": "hxg7+ Kg8 Rh8#", + "Themes": "advancedPawn doubleCheck mate mateIn2 middlegame short" + }, + { + "FEN": "8/1p1k4/2p1p2p/5qp1/8/1Q6/PPPr1PPP/4R1K1 b - - 1 26", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d4 exd4 5. O-O Nxe4 6. Re1 d5 7. Bxd5 Qxd5 8. Nc3 Qf5 9. Nxe4 Be6 10. Neg5 O-O-O 11. Nxe6 fxe6 12. Bg5 Rd7 13. Qe2 h6 14. Bh4 g5 15. Bg3 Re7 16. Rad1 Bg7 17. Ne5 Bxe5 18. Bxe5 Rd8 19. Qe4 Rd5 20. Bxd4 Nxd4 21. Rxd4 Rxd4 22. Qxd4 Rd7 23. Qxa7 Rd2 24. Qa8+ Kd7 25. Qa4+ c6 26. Qb3 *", + "Moves": "f5f2 g1h1 f2e1", + "MovesSAN": "Qxf2+ Kh1 Qxe1#", + "Themes": "endgame fork mate mateIn2 short" + }, + { + "FEN": "4Q3/8/8/8/3p4/3K4/8/3k2q1 w - - 4 58", + "PGN": "1. e4 e5 2. Nf3 d6 3. Bc4 Bg4 4. h3 Bh5 5. Nc3 c6 6. d4 exd4 7. Qxd4 Nf6 8. Bg5 Be7 9. e5 c5 10. Qh4 Bxf3 11. exf6 gxf6 12. gxf3 fxg5 13. Qh5 Kd7 14. O-O-O a6 15. Qxf7 Nc6 16. Be6+ Kc7 17. Nd5+ Kb8 18. Nxe7 Nxe7 19. Rd3 Nc6 20. Rhd1 Nd4 21. Bd5 Qc7 22. Qf6 Rf8 23. Qxf8+ Ka7 24. Qf7 Qb6 25. Rxd4 cxd4 26. Rd3 Rc8 27. Rb3 Rc7 28. Qf5 Qc5 29. Qe4 b6 30. Qe8 Rc8 31. Qd7+ Rc7 32. Qf5 a5 33. Be4 a4 34. Qxc5 bxc5 35. Rd3 Kb6 36. Kd2 h6 37. c3 Kb5 38. cxd4 c4 39. Rc3 Re7 40. Bd5 Rc7 41. Rxc4 Rxc4 42. Bxc4+ Kxc4 43. h4 Kxd4 44. hxg5 hxg5 45. Ke2 Ke5 46. Kd3 d5 47. Ke3 d4+ 48. Kd3 Kf4 49. b3 axb3 50. axb3 Kxf3 51. b4 Kxf2 52. b5 g4 53. b6 g3 54. b7 g2 55. b8=Q g1=Q 56. Qf8+ Ke1 57. Qe8+ Kd1 *", + "Moves": "e8e2 d1c1 e2c2", + "MovesSAN": "Qe2+ Kc1 Qc2#", + "Themes": "endgame mate mateIn2 queenEndgame short" + }, + { + "FEN": "8/2R5/r1p3pk/8/5PP1/4n2P/8/6K1 w - - 1 32", + "PGN": "1. d4 g6 2. c4 Bg7 3. Nf3 e6 4. e3 d5 5. Nc3 Ne7 6. cxd5 exd5 7. Bb5+ c6 8. Ba4 Nd7 9. O-O O-O 10. h3 h6 11. Re1 Nb6 12. Bc2 Bf5 13. Bxf5 Nxf5 14. e4 dxe4 15. Nxe4 Nxd4 16. Nxd4 Qxd4 17. Qxd4 Bxd4 18. Bxh6 Bxb2 19. Rab1 Bg7 20. Bxg7 Kxg7 21. Ng5 Rad8 22. Re7 Rd7 23. Rbe1 Rxe7 24. Rxe7 Kf6 25. Rxb7 Kxg5 26. Rxa7 Ra8 27. Rb7 Nc4 28. Rxf7 Rxa2 29. f4+ Kh6 30. Rc7 Ra6 31. g4 Ne3 *", + "Moves": "g4g5 h6h5 c7h7", + "MovesSAN": "g5+ Kh5 Rh7#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r2qr1k1/1R4np/p2Pp3/1p1p4/3P4/1P3QP1/P4P1P/6K1 w - - 0 25", + "PGN": "1. e4 e6 2. Nf3 b6 3. d4 Bb7 4. Bd3 c5 5. c3 cxd4 6. cxd4 Bb4+ 7. Bd2 Bxd2+ 8. Nbxd2 Ne7 9. O-O Ng6 10. Rc1 O-O 11. g3 d6 12. Nc4 a6 13. e5 Bxf3 14. Qxf3 d5 15. Nd6 f5 16. Rc3 Nd7 17. Rfc1 b5 18. Rc7 Nb6 19. b3 Ne7 20. Rb7 Nbc8 21. Rcc7 Re8 22. Bxf5 Nxd6 23. exd6 Nxf5 24. Rxg7+ Nxg7 *", + "Moves": "f3f7 g8h8 f7g7", + "MovesSAN": "Qf7+ Kh8 Qxg7#", + "Themes": "endgame kingsideAttack mate mateIn2 short" + }, + { + "FEN": "3r1rk1/pBp1n3/1p2p1p1/8/8/2N1P3/PPP3PQ/2K5 b - - 0 22", + "PGN": "1. e4 g6 2. h4 Bg7 3. h5 b6 4. hxg6 fxg6 5. Nf3 Bb7 6. Nc3 e6 7. d4 Ne7 8. Ng5 h6 9. Nf3 O-O 10. Bxh6 Bxh6 11. Rxh6 Nbc6 12. Qd2 d5 13. Bd3 dxe4 14. Bxe4 Nxd4 15. O-O-O Nxf3 16. Rh8+ Kxh8 17. Qh6+ Kg8 18. Rxd8 Raxd8 19. Bxb7 Nd4 20. Qh4 Ndf5 21. Qh2 Ne3 22. fxe3 *", + "Moves": "f8f1 c3d1 f1d1", + "MovesSAN": "Rf1+ Nd1 Rfxd1#", + "Themes": "endgame mate mateIn2 queensideAttack short" + }, + { + "FEN": "8/4pp2/3p3p/3P1k2/3PqP2/Q3B2K/5P1P/8 b - - 0 44", + "PGN": "1. c4 Nf6 2. e3 g6 3. d4 Bg7 4. Nc3 b6 5. g3 O-O 6. Bg2 c6 7. b4 Qc7 8. b5 Bb7 9. bxc6 Bxc6 10. Nf3 d6 11. O-O Nbd7 12. Rb1 a6 13. Qb3 Rab8 14. Nd5 Nxd5 15. cxd5 Ba8 16. Bd2 Nf6 17. Rfc1 Qd8 18. Ng5 h6 19. Nh3 b5 20. e4 Qb6 21. Be3 Nh7 22. Nf4 Ng5 23. Ne2 Rfc8 24. a4 Rxc1+ 25. Rxc1 Qa5 26. axb5 axb5 27. Qc3 Qa2 28. Nf4 b4 29. Qc7 Rb7 30. Qc8+ Bf8 31. Qd8 Kg7 32. Rc8 Qb1+ 33. Bc1 Nxe4 34. Bxe4 Qxe4 35. Qxf8+ Kf6 36. Qh8+ Kf5 37. Be3 Ra7 38. Rxa8 Qb1+ 39. Kg2 Qe4+ 40. Kh3 Ra3 41. Rxa3 bxa3 42. Qa8 g5 43. Qxa3 gxf4 44. gxf4 *", + "Moves": "e4f3 h3h4 f3g4", + "MovesSAN": "Qf3+ Kh4 Qg4#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "7r/p1k4p/2B5/4p3/8/1NRn1P1P/r7/5K1R b - - 2 30", + "PGN": "1. d4 c6 2. Nf3 d5 3. c4 Nf6 4. Nc3 Bf5 5. Bg5 Nbd7 6. Bxf6 gxf6 7. cxd5 e5 8. dxc6 bxc6 9. dxe5 fxe5 10. e4 Bg4 11. Be2 Bc5 12. Qa4 Qb6 13. Qb3 Bxf2+ 14. Kf1 Bc5 15. Qxb6 Nxb6 16. Bd3 O-O-O 17. Ke2 f5 18. h3 Bxf3+ 19. gxf3 fxe4 20. Bxe4 Nc4 21. Rad1 Nxb2 22. Rd2 Nc4 23. Rc2 Ne3 24. Rcc1 Kc7 25. Na4 Nd5 26. Nxc5 Nf4+ 27. Kf1 Rd2 28. Nb3 Rxa2 29. Bxc6 Nd3 30. Rc3 *", + "Moves": "a2f2 f1g1 h8g8", + "MovesSAN": "Rf2+ Kg1 Rg8#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "k7/4pp1p/p1n1r1p1/3N4/8/BR5P/4r1PK/8 w - - 14 35", + "PGN": "1. e4 g6 2. d4 Bg7 3. Nf3 c5 4. c3 cxd4 5. cxd4 Qb6 6. Be2 Nc6 7. e5 d6 8. O-O dxe5 9. dxe5 Nxe5 10. Nxe5 Bxe5 11. Nc3 Bd7 12. Be3 Qxb2 13. Nd5 Qxa1 14. Qxa1 Bxa1 15. Rxa1 O-O-O 16. Bxa7 Bc6 17. Nb6+ Kc7 18. Rc1 Nf6 19. a4 Rd2 20. Bf3 Rhd8 21. a5 Ne4 22. h3 Nxf2 23. a6 Nd3 24. Rc3 Ne5 25. Bxc6 Nxc6 26. Nc4 Rd1+ 27. Kh2 bxa6 28. Ne3 R1d6 29. Bc5 Re6 30. Ba3 Rd2 31. Nc4 Rf2 32. Ne3 Re2 33. Nd5+ Kb7 34. Rb3+ Ka8 *", + "Moves": "d5c7 a8a7 a3c5", + "MovesSAN": "Nc7+ Ka7 Bc5#", + "Themes": "endgame fork mate mateIn2 short" + }, + { + "FEN": "7k/1bp3r1/1p2QN1p/p7/P7/5qP1/5P1P/1R4K1 w - - 4 30", + "PGN": "1. c4 Nf6 2. Nc3 e6 3. a3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Nc6 7. d4 Be7 8. Bb5 Bd7 9. Nf3 h6 10. O-O O-O 11. Bxc6 Bxc6 12. Re1 b6 13. c4 Re8 14. Bb2 f6 15. Rb1 Qc8 16. d5 Bb7 17. e5 exd5 18. exf6 Bxf6 19. Rxe8+ Qxe8 20. Bxf6 gxf6 21. cxd5 Rd8 22. Qd4 Rxd5 23. Qxf6 Rd7 24. Ne5 Rg7 25. g3 Qf8 26. Qe6+ Kh7 27. a4 a5 28. Nd7 Qf3 29. Nf6+ Kh8 *", + "Moves": "e6e8 g7g8 e8g8", + "MovesSAN": "Qe8+ Rg8 Qxg8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "4r3/1pk1r2p/p5p1/2b2R2/2P5/5Q2/P4PPP/3R2K1 b - - 0 30", + "PGN": "1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Qxd7 5. c4 Nc6 6. d4 g6 7. d5 Nb8 8. Nc3 Bg7 9. O-O Nf6 10. e5 dxe5 11. Nxe5 Qd6 12. Re1 a6 13. Bf4 Nh5 14. Ne4 Qd8 15. Nxf7 Kxf7 16. Ng5+ Ke8 17. Ne6 Nxf4 18. Nxd8 Kxd8 19. Qg4 Nh5 20. Qe6 Re8 21. Rad1 Nd7 22. d6 Bd4 23. dxe7+ Kc7 24. b4 Ng7 25. Qd5 Nf5 26. bxc5 Nf6 27. Qf3 Bxc5 28. Re6 Rxe7 29. Rxf6 Rae8 30. Rxf5 *", + "Moves": "e7e1 d1e1 e8e1", + "MovesSAN": "Re1+ Rxe1 Rxe1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r1b3k1/2p2ppp/8/3R4/p7/P3rP2/2P3PP/1K3B1R w - - 0 18", + "PGN": "1. e4 d6 2. d4 e5 3. Nf3 exd4 4. Nxd4 Nf6 5. Nc3 Be7 6. Be3 O-O 7. f3 Re8 8. Qd2 Nc6 9. O-O-O a5 10. Kb1 a4 11. a3 d5 12. Nxc6 bxc6 13. exd5 Nxd5 14. Nxd5 cxd5 15. Qxd5 Qxd5 16. Rxd5 Bxa3 17. bxa3 Rxe3 *", + "Moves": "d5d8 e3e8 d8e8", + "MovesSAN": "Rd8+ Re8 Rxe8#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "rnb2k2/ppp3q1/3p2pn/8/4P2Q/5N2/PbP3PP/RN3K1R w - - 0 14", + "PGN": "1. e4 e5 2. Bc4 Bc5 3. Bxf7+ Kxf7 4. Qh5+ g6 5. Qxe5 d6 6. Qxh8 Bxf2+ 7. Kf1 Bc5 8. Qxh7+ Kf8 9. d4 Qf6+ 10. Nf3 Bxd4 11. Bg5 Qg7 12. Qh4 Bxb2 13. Bh6 Nxh6 *", + "Moves": "h4d8 f8f7 f3g5", + "MovesSAN": "Qd8+ Kf7 Ng5#", + "Themes": "fork mate mateIn2 opening short" + }, + { + "FEN": "5R2/7p/2B3pk/p3p2n/4P1P1/B1P1bP2/PP5r/5K2 b - - 0 39", + "PGN": "1. d4 Nf6 2. Nf3 g6 3. e3 Bg7 4. Be2 O-O 5. O-O d6 6. c3 Nc6 7. Nbd2 e5 8. dxe5 Nxe5 9. Nxe5 dxe5 10. e4 Qe7 11. f3 Nh5 12. g3 Qc5+ 13. Rf2 Bh3 14. Nb3 Qe7 15. Qd5 c6 16. Qc5 Qc7 17. Be3 b6 18. Qb4 a5 19. Qxb6 Qxb6 20. Bxb6 Rfb8 21. Bc7 Rb7 22. Bd6 Be6 23. Ba3 Nf6 24. Nc5 Re7 25. Nxe6 Rxe6 26. Bc4 Ree8 27. Rd2 Red8 28. Rad1 Rxd2 29. Rxd2 Bh6 30. Rd6 Be3+ 31. Kg2 Ne8 32. Rd7 Kg7 33. Rxf7+ Kh6 34. Rf8 Rd8 35. Bf7 Rd2+ 36. Kf1 Ng7 37. Be8 Rxh2 38. Bxc6 Nh5 39. g4 *", + "Moves": "h5g3 f1e1 h2h1", + "MovesSAN": "Ng3+ Ke1 Rh1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "Bn2kbr1/p1p4p/3qP3/8/7p/4BP2/PPP2K2/R2QR3 b - - 0 18", + "PGN": "1. e4 e5 2. f4 exf4 3. Bc4 Nf6 4. Nc3 g5 5. d4 d6 6. h4 Bg4 7. Nf3 Nxe4 8. Nxe4 d5 9. Bxd5 f5 10. Bxb7 fxe4 11. Bxa8 exf3 12. gxf3 Qe7+ 13. Kf2 Be6 14. Re1 gxh4 15. Bxf4 Rg8 16. d5 Qc5+ 17. Be3 Qd6 18. dxe6 *", + "Moves": "d6h2 f2f1 h2g2", + "MovesSAN": "Qh2+ Kf1 Qg2#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "6k1/2p2ppp/1p1p1P2/p1n1r1P1/8/1P6/PKP3Q1/8 w - - 0 34", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. d4 exd4 4. Nxd4 Bc5 5. Nf5 O-O 6. Bd3 d6 7. Ng3 Bg4 8. f3 Bh5 9. Nxh5 Nxh5 10. g4 Qh4+ 11. Kd2 Qf2+ 12. Be2 Qe3+ 13. Ke1 Qf2+ 14. Kd2 Nf4 15. Rf1 Qxh2 16. Nc3 Nc6 17. b3 Nd4 18. Bb2 Qxe2+ 19. Nxe2 Nfxe2 20. Bxd4 Nxd4 21. Kc3 Rfe8 22. Rc1 Ne6 23. Kb2 a5 24. Kb1 Ba3 25. Qd5 Bxc1 26. Kxc1 Nc5 27. f4 Rxe4 28. f5 Rae8 29. g5 R4e5 30. Qg2 Re1+ 31. Rxe1 Rxe1+ 32. Kb2 Re5 33. f6 b6 *", + "Moves": "g2a8 e5e8 a8e8", + "MovesSAN": "Qa8+ Re8 Qxe8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "rnbq3r/pp2k1pp/2p1pb2/3pN2Q/2PPp3/6P1/PP3P1P/RN2KB1R w KQ - 2 10", + "PGN": "1. d4 d5 2. c4 c6 3. Nf3 e6 4. g3 f5 5. e4 fxe4 6. Ne5 Nf6 7. Bg5 Be7 8. Bxf6 Bxf6 9. Qh5+ Ke7 *", + "Moves": "h5f7 e7d6 c4c5", + "MovesSAN": "Qf7+ Kd6 c5#", + "Themes": "mate mateIn2 opening short" + }, + { + "FEN": "5rk1/6p1/7p/3pPp2/5P2/1P6/P2QpqPP/4R2K b - - 4 33", + "PGN": "1. e4 c5 2. Nc3 a6 3. Nf3 Nc6 4. d4 cxd4 5. Nxd4 e6 6. Nxc6 bxc6 7. Bd3 d5 8. O-O Nf6 9. e5 Nd7 10. f4 Bc5+ 11. Kh1 O-O 12. Qg4 f5 13. Qh3 Bb7 14. Ne2 Qe7 15. Ng3 Bb6 16. Bd2 Nc5 17. Be2 Ne4 18. Nxe4 dxe4 19. Bc4 Rad8 20. Bc3 Bd4 21. Rab1 Ba8 22. Bxa6 c5 23. Bc4 Bd5 24. Bxd5 Rxd5 25. b3 e3 26. Bxd4 cxd4 27. Rfd1 h6 28. c3 e2 29. Rd3 dxc3 30. Rxd5 exd5 31. Qxc3 Qh4 32. Qd2 Qf2 33. Re1 *", + "Moves": "f2f1 e1f1 e2f1q", + "MovesSAN": "Qf1+ Rxf1 exf1=Q#", + "Themes": "advancedPawn endgame mate mateIn2 promotion short" + }, + { + "FEN": "5rk1/2qr2p1/2pN2Qp/p1P1P3/1n6/3b2PP/1B3R2/6K1 w - - 0 36", + "PGN": "1. d4 e6 2. a3 Nf6 3. c4 d5 4. e3 Be7 5. Nc3 dxc4 6. Bxc4 a6 7. b4 b5 8. Bd3 Bb7 9. Nf3 O-O 10. O-O Nbd7 11. Bb2 Nd5 12. Qc2 N7f6 13. Ne4 Rc8 14. Nc5 Bxc5 15. bxc5 c6 16. h3 h6 17. e4 Nf4 18. e5 Nxd3 19. Qxd3 Nd5 20. g3 Qa5 21. Nd2 Rfd8 22. Ne4 f6 23. Nd6 Rb8 24. Qg6 fxe5 25. dxe5 Qc7 26. f4 Ne3 27. Rfc1 a5 28. Rc3 Nd5 29. Rf3 b4 30. axb4 Nxb4 31. f5 exf5 32. Rxf5 Rd7 33. Raf1 Ba6 34. R1f2 Bd3 35. Rf8+ Rxf8 *", + "Moves": "f2f8 g8f8 g6e8", + "MovesSAN": "Rxf8+ Kxf8 Qe8#", + "Themes": "attraction mate mateIn2 middlegame short" + }, + { + "FEN": "8/7k/4Q3/6pp/2Pbp3/1P5P/P2qR1P1/5K2 b - - 4 44", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. Bc4 d6 4. O-O Nf6 5. Re1 Bg4 6. h3 Bxf3 7. Qxf3 Ne5 8. Qb3 Nxc4 9. Qxc4 g6 10. d3 Bg7 11. e5 dxe5 12. Rxe5 O-O 13. Rxc5 Qd7 14. Be3 Rac8 15. Rxc8 Rxc8 16. Qb3 b6 17. Nd2 Nd5 18. c4 Nxe3 19. fxe3 Qe6 20. d4 Bh6 21. Re1 Qd7 22. Nf3 Qc7 23. Ne5 Qd6 24. Ng4 Bg7 25. Qd3 h5 26. Nf2 Qc7 27. b3 e5 28. d5 Re8 29. Ne4 f5 30. Ng5 e4 31. Qe2 Bh6 32. Ne6 Rxe6 33. dxe6 Qd6 34. Qd2 Qxe6 35. Qd8+ Kh7 36. Qc7+ Bg7 37. Qxa7 Qd6 38. Re2 Qd1+ 39. Kf2 g5 40. Qxb6 f4 41. Qe6 fxe3+ 42. Rxe3 Qd2+ 43. Re2 Bd4+ 44. Kf1 *", + "Moves": "d2f4 f1e1 f4c1", + "MovesSAN": "Qf4+ Ke1 Qc1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "7R/6r1/8/2p2p2/1pK1k3/1P4P1/6P1/8 w - - 3 50", + "PGN": "1. e4 d6 2. d3 Nf6 3. f4 g6 4. Nf3 Bg7 5. Be2 O-O 6. O-O c5 7. c3 Nc6 8. Kh1 b5 9. Nbd2 b4 10. c4 Ne8 11. Qe1 Nc7 12. Rb1 Ne6 13. f5 Ned4 14. Bd1 gxf5 15. Nxd4 Nxd4 16. exf5 Bxf5 17. Qg3 Bg6 18. Nf3 Bxd3 19. Nxd4 Bxb1 20. Nc6 Qd7 21. Bf3 Rac8 22. Bg5 Rxc6 23. Bxc6 Qxc6 24. Rxb1 Qe4 25. Re1 Qxc4 26. b3 Qc3 27. Rxe7 Qxg3 28. hxg3 Be5 29. Bf4 a5 30. Bxe5 dxe5 31. Rxe5 Rc8 32. Re4 a4 33. Kg1 axb3 34. axb3 Kg7 35. Kf2 Kf6 36. Ke3 Rc6 37. Kd3 Kf5 38. Rf4+ Ke6 39. Kc4 f5 40. Rf1 h5 41. Re1+ Kf6 42. Re8 Rc7 43. Rf8+ Kg5 44. Rg8+ Kf6 45. Rh8 Kg5 46. Rg8+ Kf6 47. Rh8 Ke5 48. Rxh5 Ke4 49. Rh8 Rg7 *", + "Moves": "h8e8 g7e7 e8e7", + "MovesSAN": "Re8+ Re7 Rxe7#", + "Themes": "endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "r4r2/1bpR1ppp/p7/kp1Nn3/8/P3PB2/1P4PP/R5K1 w - - 1 25", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 b5 5. Bb3 Nf6 6. O-O Bc5 7. c3 d6 8. d4 exd4 9. cxd4 Bb6 10. e5 dxe5 11. dxe5 Qxd1 12. Rxd1 Ng4 13. Be3 Bxe3 14. fxe3 Ngxe5 15. Bd5 Nxf3+ 16. Bxf3 Bb7 17. Rc1 Kd7 18. Rd1+ Ke7 19. Rc1 Kd6 20. Rd1+ Kc5 21. Rd7 Kb6 22. Nc3 Rhf8 23. Nd5+ Ka5 24. a3 Ne5 *", + "Moves": "b2b4 a5a4 f3d1", + "MovesSAN": "b4+ Ka4 Bd1#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "r2r2k1/1p3p2/7R/6pP/2q1P1P1/p1P2P2/P2Q4/N1K5 w - - 2 32", + "PGN": "1. d4 Nf6 2. Nf3 d6 3. e3 Nbd7 4. c4 g6 5. Nc3 Bg7 6. Bd3 O-O 7. Bd2 Re8 8. h4 e5 9. Qc2 exd4 10. Nxd4 Nc5 11. O-O-O Nxd3+ 12. Qxd3 c5 13. Nb3 Bf5 14. Qe2 Ne4 15. g4 Nxc3 16. Bxc3 Be4 17. f3 Bxc3 18. bxc3 Bc6 19. h5 g5 20. e4 h6 21. Rd3 a5 22. Rhd1 Re6 23. Nxc5 Re8 24. Nb3 a4 25. Na1 Qb6 26. Rxd6 a3 27. Qc2 Qc5 28. Rxh6 Ba4 29. Qd2 Bxd1 30. Qxd1 Qxc4 31. Qd2 Red8 *", + "Moves": "d2g5 g8f8 h6h8", + "MovesSAN": "Qxg5+ Kf8 Rh8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "6k1/5p1p/2r1p1pP/p2p4/P1bq4/8/1RP5/1K5R w - - 4 32", + "PGN": "1. e4 c6 2. d4 d5 3. e5 e6 4. Nc3 c5 5. Be3 cxd4 6. Bxd4 Ne7 7. Bb5+ Nbc6 8. Qd3 a6 9. Bxc6+ bxc6 10. Na4 Rb8 11. Bb6 Rxb6 12. Nxb6 Qxb6 13. b3 Ng6 14. Nf3 Nf4 15. Qe3 Nxg2+ 16. Ke2 Nxe3 17. fxe3 Bc5 18. Nd4 Bxd4 19. exd4 Qxd4 20. Rae1 O-O 21. h4 Qxe5+ 22. Kd3 Qb2 23. a4 a5 24. h5 c5 25. Rb1 Ba6+ 26. Kd2 Qd4+ 27. Kc1 c4 28. bxc4 Bxc4 29. h6 g6 30. Rb2 Rc8 31. Kb1 Rc6 *", + "Moves": "b2b8 c6c8 b8c8", + "MovesSAN": "Rb8+ Rc8 Rxc8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "8/5q2/kp6/8/KP6/2Q5/P7/8 b - - 2 51", + "PGN": "1. c4 e6 2. Nc3 d5 3. cxd5 exd5 4. d4 c6 5. h3 Nf6 6. g3 Bd6 7. Bg2 Qc7 8. Nf3 Bxg3 9. fxg3 Qxg3+ 10. Kf1 O-O 11. Be3 Ne4 12. Nxe4 dxe4 13. Bf2 Qf4 14. e3 Qf6 15. Ne5 Bf5 16. Qb3 b6 17. Ke2 Nd7 18. Nxd7 Bxd7 19. Bxe4 Be6 20. Qd3 g6 21. Bxc6 Rac8 22. Rac1 Bf5 23. e4 Rxc6 24. exf5 Re8+ 25. Be3 Rxc1 26. Rxc1 Qg5 27. Rg1 Qh5+ 28. Kd2 Qxh3 29. fxg6 hxg6 30. Rxg6+ fxg6 31. Qxg6+ Kf8 32. Bh6+ Ke7 33. Bg5+ Kd7 34. Qf7+ Kd6 35. Qxe8 Qg2+ 36. Kc3 Qxg5 37. Qb8+ Kc6 38. Qxa7 Qe3+ 39. Kc2 Qxd4 40. Qa8+ Kb5 41. Qe8+ Ka6 42. Qc8+ Ka7 43. Qc7+ Ka6 44. b3 Qf2+ 45. Kb1 Qe1+ 46. Kb2 Qd2+ 47. Qc2 Qd4+ 48. Qc3 Qf2+ 49. Ka3 Qf8+ 50. b4 Qf7 51. Ka4 *", + "Moves": "f7a2 c3a3 b6b5", + "MovesSAN": "Qxa2+ Qa3 b5#", + "Themes": "endgame mate mateIn2 queenEndgame short" + }, + { + "FEN": "6k1/5p1p/1p4p1/p4b2/8/1P3B2/P2rRPPP/6K1 b - - 2 25", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. Be3 Nf6 7. Be2 O-O 8. Nb3 a5 9. Nd4 d5 10. exd5 Nxd5 11. Nxd5 Qxd5 12. Bf3 Qc4 13. c3 Nxd4 14. Bxd4 Bxd4 15. Qxd4 Qxd4 16. cxd4 Bf5 17. O-O Rfd8 18. Rfe1 Rd7 19. Rac1 Ra6 20. b3 Rad6 21. Rc5 b6 22. Rce5 Rxd4 23. Rxe7 Rxe7 24. Rxe7 Rd2 25. Re2 *", + "Moves": "d2d1 e2e1 d1e1", + "MovesSAN": "Rd1+ Re1 Rxe1#", + "Themes": "backRankMate endgame master mate mateIn2 short" + }, + { + "FEN": "2kr3r/ppp1n1p1/5p2/8/PP2RPp1/8/2PBQbPP/RN5K b - - 2 19", + "PGN": "1. e4 e5 2. Nf3 d6 3. d4 Bg4 4. dxe5 Nc6 5. exd6 Bxd6 6. Bb5 Bd7 7. O-O Qe7 8. Re1 O-O-O 9. a4 Bg4 10. Bg5 f6 11. Bd2 Ne5 12. Be2 h5 13. Nxe5 Qxe5 14. f4 Qxe4 15. Bxg4+ hxg4 16. Rxe4 Bc5+ 17. Kh1 Ne7 18. b4 Bf2 19. Qe2 *", + "Moves": "h8h2 h1h2 d8h8", + "MovesSAN": "Rxh2+ Kxh2 Rh8#", + "Themes": "attraction kingsideAttack mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "6k1/2R3p1/1P5p/4q3/4r3/6P1/2Q3PK/8 b - - 8 40", + "PGN": "1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Nc3 Be7 5. Bf4 O-O 6. e3 h6 7. Bd3 Nc6 8. O-O Nb4 9. Be2 Nh5 10. Bg3 Nxg3 11. hxg3 Bf6 12. a3 Nc6 13. cxd5 exd5 14. e4 dxe4 15. Nxe4 Bxd4 16. Nxd4 Nxd4 17. Bc4 b5 18. Ba2 Bf5 19. Re1 Bxe4 20. Rxe4 c5 21. Rc1 Qb6 22. b4 Ne6 23. Bxe6 fxe6 24. Rxc5 Rad8 25. Qg4 Rf6 26. Kh2 a5 27. Ree5 axb4 28. axb4 Kh7 29. Rxb5 Qxf2 30. Rb7 Rg8 31. Rxe6 Rxe6 32. Qxe6 Qb2 33. Qe4+ Kh8 34. b5 Rd8 35. Qg4 Qe5 36. b6 Rd4 37. Qc8+ Kh7 38. Qc2+ Re4 39. Rf7 Kg8 40. Rc7 *", + "Moves": "e4h4 h2g1 e5e1", + "MovesSAN": "Rh4+ Kg1 Qe1#", + "Themes": "endgame mate mateIn2 pin short" + }, + { + "FEN": "7k/6bp/1R6/1qP5/4p1pP/6P1/3Q1BK1/r7 b - - 3 42", + "PGN": "1. d4 d6 2. c4 f6 3. Nc3 g6 4. e4 Bg7 5. Nf3 c6 6. Be2 Nh6 7. h3 Nf7 8. Bf4 Nd7 9. O-O e5 10. dxe5 dxe5 11. Be3 O-O 12. b4 b6 13. Na4 Bb7 14. c5 b5 15. Nc3 Re8 16. Nd2 Nf8 17. f4 Qc7 18. f5 g5 19. Qe1 a5 20. a3 axb4 21. axb4 Rxa1 22. Qxa1 Ra8 23. Qe1 Nh6 24. h4 g4 25. g3 Qf7 26. Qc1 Qh5 27. Qb2 Nd7 28. Rd1 Bf8 29. Nc4 bxc4 30. Rxd7 Bc8 31. Rc7 Nxf5 32. Bxc4+ Kh8 33. exf5 Bxf5 34. Rxc6 Qg6 35. b5 Be4 36. Nxe4 Qxe4 37. Bf2 Qxc4 38. Rxf6 Bg7 39. Rc6 e4 40. Qd2 Qxb5 41. Rb6 Ra1+ 42. Kg2 *", + "Moves": "b5f1 g2h2 f1h3", + "MovesSAN": "Qf1+ Kh2 Qh3#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "6k1/pp1R2p1/7p/8/8/P7/1Pr2PPP/6K1 b - - 1 24", + "PGN": "1. d4 d5 2. Nc3 Nf6 3. Bg5 e6 4. a3 Nc6 5. Nf3 Bd6 6. Bxf6 Qxf6 7. e4 dxe4 8. Nxe4 Qe7 9. Bb5 Bd7 10. O-O h6 11. Re1 O-O 12. d5 Ne5 13. Bxd7 Nxf3+ 14. Qxf3 Qxd7 15. dxe6 fxe6 16. Qb3 Qe7 17. Nxd6 cxd6 18. Rxe6 Qf7 19. Qe3 Rae8 20. Re1 Rxe6 21. Qxe6 Qxe6 22. Rxe6 Rc8 23. Rxd6 Rxc2 24. Rd7 *", + "Moves": "c2c1 d7d1 c1d1", + "MovesSAN": "Rc1+ Rd1 Rxd1#", + "Themes": "backRankMate endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "3r2k1/5ppp/p7/1p6/2pq4/5P1P/PP2QP2/4R1K1 w - - 0 29", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. c3 d5 9. exd5 Nxd5 10. d4 exd4 11. Nxd4 Nxd4 12. Qxd4 Be6 13. Nd2 c5 14. Qe5 c4 15. Bc2 Bf6 16. Qe2 Nf4 17. Qd1 Qb6 18. Nf3 Rad8 19. Bd2 Nd3 20. Bxd3 Rxd3 21. Qe2 Bg4 22. Be3 Qd6 23. h3 Bh5 24. Rad1 Rd8 25. Bd4 Bxd4 26. cxd4 Bxf3 27. gxf3 Rxd4 28. Rxd4 Qxd4 *", + "Moves": "e2e8 d8e8 e1e8", + "MovesSAN": "Qe8+ Rxe8 Rxe8#", + "Themes": "backRankMate endgame mate mateIn2 sacrifice short" + }, + { + "FEN": "2k4r/1pp2p2/p6p/2b2qp1/Q7/2N5/PPP2PPP/4RK2 w - - 4 19", + "PGN": "1. d4 d5 2. e4 e5 3. exd5 exd4 4. Qxd4 Nf6 5. Bb5+ Bd7 6. Bxd7+ Nbxd7 7. Bg5 Qe7+ 8. Ne2 h6 9. Bxf6 Nxf6 10. O-O O-O-O 11. Qa4 a6 12. Nec3 Nxd5 13. Nxd5 Rxd5 14. Nc3 g5 15. Rfe1 Re5 16. Rxe5 Qxe5 17. Kf1 Bc5 18. Re1 Qf5 *", + "Moves": "e1e8 h8e8 a4e8", + "MovesSAN": "Re8+ Rxe8 Qxe8#", + "Themes": "endgame mate mateIn2 queensideAttack short" + }, + { + "FEN": "3r2k1/p3rppp/1p2pq2/4n3/4Q3/3BPP2/PP3P1P/2R3RK w - - 7 21", + "PGN": "1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. Nf3 b6 6. e3 c5 7. Bd3 Bb7 8. O-O O-O 9. Qc2 Nbd7 10. Rfd1 dxc4 11. Bxc4 Bxf3 12. gxf3 Qc7 13. Rac1 Rfe8 14. dxc5 Qxc5 15. Ne4 Nxe4 16. Bxe7 Rxe7 17. Qxe4 Qg5+ 18. Kh1 Rd8 19. Rg1 Qf6 20. Bd3 Ne5 *", + "Moves": "e4h7 g8f8 h7h8", + "MovesSAN": "Qxh7+ Kf8 Qh8#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "1r4k1/1p6/pn4NQ/3pN1p1/3Pp1P1/4P3/PP1q1rPK/5bRR b - - 0 25", + "PGN": "1. d4 d5 2. Bf4 e6 3. e3 Bd6 4. Bg3 Nd7 5. Nf3 f5 6. c4 Bxg3 7. hxg3 c6 8. Nc3 Ngf6 9. Bd3 O-O 10. cxd5 cxd5 11. Rc1 Ne4 12. Nb5 a6 13. Nc7 Rb8 14. Nxe6 Qa5+ 15. Kf1 Rf6 16. Nf4 Nb6 17. Bxe4 fxe4 18. Ne5 Bd7 19. Qh5 h6 20. g4 Bb5+ 21. Kg1 g5 22. Nfg6 Qd2 23. Kh2 Rxf2 24. Rcg1 Bf1 25. Qxh6 *", + "Moves": "f2g2 g1g2 d2g2", + "MovesSAN": "Rxg2+ Rxg2 Qxg2#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "2k5/1p4pp/5p2/1QPP4/8/8/3K1Pq1/8 w - - 7 42", + "PGN": "1. e4 e6 2. d4 d5 3. exd5 exd5 4. c4 Bb4+ 5. Nc3 Ne7 6. Nf3 O-O 7. Be2 Re8 8. O-O c6 9. c5 Ba5 10. a3 a6 11. Bg5 f6 12. Bh4 Bf5 13. Bg3 Bc7 14. Nh4 Be6 15. b4 Nd7 16. a4 Nf8 17. b5 axb5 18. axb5 Nfg6 19. Nf3 Rxa1 20. Qxa1 Bf4 21. Bxf4 Nxf4 22. Re1 Bg4 23. h3 Nxe2+ 24. Nxe2 Bxf3 25. gxf3 cxb5 26. Nc3 b4 27. Na4 Qd7 28. Nb6 Qxh3 29. Qa4 Kf7 30. Nxd5 Qxf3 31. Nxe7 Rxe7 32. Rxe7+ Kxe7 33. Qxb4 Kd7 34. Qc4 Qg4+ 35. Kf1 Qd1+ 36. Kg2 Qg4+ 37. Kf1 Qe6 38. d5 Qh3+ 39. Ke1 Qh1+ 40. Kd2 Qg2 41. Qb5+ Kc8 *", + "Moves": "b5e8 c8c7 d5d6", + "MovesSAN": "Qe8+ Kc7 d6#", + "Themes": "endgame mate mateIn2 queenEndgame short" + }, + { + "FEN": "8/2p3k1/2Q4p/6q1/1bP5/8/2P2RPP/7K b - - 0 38", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Nxc6 bxc6 6. a3 a5 7. Bc4 Nf6 8. Bg5 h6 9. Bh4 g5 10. e5 Ne4 11. Bxf7+ Kxf7 12. Qf3+ Ke7 13. Qxe4 gxh4 14. Qxh4+ Ke8 15. Qh5+ Kf8 16. O-O Qe7 17. Nd2 Qf7 18. Qh4 Be7 19. Qe4 d5 20. exd6 Bxd6 21. Rae1 Bb7 22. Nc4 Re8 23. Qd3 Rxe1 24. Rxe1 Bc5 25. Rf1 Ba6 26. b3 Qd5 27. Qg6 Bxc4 28. bxc4 Qd6 29. Qf5+ Kg7 30. Kh1 Bxa3 31. Qxa5 Bb4 32. Qa1+ Qf6 33. Qd1 Rd8 34. Qe2 Qe7 35. Qg4+ Qg5 36. Qf3 Rd2 37. Qxc6 Rxf2 38. Rxf2 *", + "Moves": "g5c1 f2f1 c1f1", + "MovesSAN": "Qc1+ Rf1 Qxf1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r1b1r1k1/ppp2ppp/1b6/8/1PB3n1/3K1Q1P/PB3PP1/RN2q3 w - - 0 18", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. b4 Bb6 7. e5 Ng4 8. O-O O-O 9. cxd4 d5 10. exd6 Qxd6 11. Bb2 Rd8 12. Re1 Nxd4 13. h3 Nxf3+ 14. Qxf3 Qh2+ 15. Kf1 Qh1+ 16. Ke2 Re8+ 17. Kd3 Qxe1 *", + "Moves": "f3f7 g8h8 f7g7", + "MovesSAN": "Qxf7+ Kh8 Qxg7#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "6k1/3q2p1/4p2p/8/3r4/1QR5/5PPP/6K1 b - - 0 34", + "PGN": "1. e4 d5 2. exd5 c6 3. dxc6 Nxc6 4. Nc3 e6 5. Nf3 Bb4 6. Be2 Nf6 7. O-O O-O 8. d3 b6 9. Bg5 Bb7 10. Ne4 Be7 11. c3 h6 12. Bh4 Nxe4 13. Bxe7 Qxe7 14. dxe4 Rfd8 15. Qc2 Rac8 16. e5 Nb4 17. Qb3 Nd5 18. Nd4 Qg5 19. Bf3 Qxe5 20. Rfe1 Qb8 21. Qc2 Nf4 22. Bxb7 Qxb7 23. Re4 Ng6 24. Rae1 a5 25. a3 b5 26. Rg4 b4 27. axb4 axb4 28. Rxg6 fxg6 29. Qxg6 bxc3 30. bxc3 Qf7 31. Qc2 Rxd4 32. Rc1 Qd7 33. Qb3 Rxc3 34. Rxc3 *", + "Moves": "d4d1 b3d1 d7d1", + "MovesSAN": "Rd1+ Qxd1 Qxd1#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "5bk1/pp2pp1p/3p2p1/3P3n/1q6/1N3Q2/Pr4P1/5R1K w - - 2 31", + "PGN": "1. d4 Nf6 2. Bf4 g6 3. e3 Bg7 4. Nf3 d6 5. c3 Nbd7 6. Be2 c5 7. h4 cxd4 8. exd4 Qb6 9. Qc2 Nf8 10. Nbd2 Bf5 11. Bd3 Bxd3 12. Qxd3 Ne6 13. Be3 Qxb2 14. O-O Qa3 15. Nc4 Qa6 16. Nfd2 O-O 17. Qc2 Rac8 18. Qb3 Nd5 19. Nb2 Rxc3 20. Qd1 Rfc8 21. Nb3 Nxe3 22. fxe3 Rxe3 23. Rc1 Rxc1 24. Qxc1 Re2 25. Qc8+ Bf8 26. d5 Qb6+ 27. Kh1 Ng7 28. Qg4 Rxb2 29. h5 Nxh5 30. Qf3 Qb4 *", + "Moves": "f3f7 g8h8 f7f8", + "MovesSAN": "Qxf7+ Kh8 Qxf8#", + "Themes": "deflection mate mateIn2 middlegame short" + }, + { + "FEN": "r2qk2r/pb3ppp/1p2p3/2b1Q3/2B1nB2/P1N1P2P/1P3PP1/R3K1R1 b Qkq - 4 13", + "PGN": "1. d4 d5 2. c4 e6 3. Bf4 Nf6 4. a3 c5 5. e3 Nc6 6. Nf3 b6 7. h3 cxd4 8. Nxd4 Nxd4 9. Qxd4 Bc5 10. Qe5 dxc4 11. Bxc4 Bb7 12. Rg1 Ne4 13. Nc3 *", + "Moves": "d8d2 e1f1 d2f2", + "MovesSAN": "Qd2+ Kf1 Qxf2#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "2r3k1/1p3p1p/6p1/3p4/8/4P3/3R1PPP/2R3K1 b - - 0 24", + "PGN": "1. d4 d5 2. Nf3 e6 3. e3 c5 4. c4 Ne7 5. Nc3 g6 6. dxc5 Bg7 7. Bd2 O-O 8. b4 Nbc6 9. Rb1 a5 10. bxa5 Nxa5 11. cxd5 Nxd5 12. Nxd5 Qxd5 13. Bxa5 Rxa5 14. Qxd5 exd5 15. Bd3 Bc3+ 16. Nd2 Rxa2 17. O-O Bxd2 18. Bb5 Bf5 19. Rb3 Rc8 20. Rfb1 Rc2 21. Bd3 Bxd3 22. Rxd3 R2xc5 23. Rxd2 Rc1+ 24. Rxc1 *", + "Moves": "c8c1 d2d1 c1d1", + "MovesSAN": "Rxc1+ Rd1 Rxd1#", + "Themes": "backRankMate endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "2r3k1/1p3p1p/1p1pr1p1/2p1b3/2P1Pn1q/1N3P2/PP1Q1BPP/R4RK1 b - - 5 20", + "PGN": "1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 d6 5. e4 O-O 6. Bd3 Bg4 7. Be2 c5 8. d5 Nbd7 9. O-O Nb6 10. Nd2 Bxe2 11. Qxe2 Re8 12. f3 e6 13. dxe6 Rxe6 14. Qd3 Nh5 15. Nb3 Qh4 16. Nd5 Rc8 17. Nxb6 axb6 18. Be3 Nf4 19. Qd2 Be5 20. Bf2 *", + "Moves": "f4e2 g1h1 h4h2", + "MovesSAN": "Ne2+ Kh1 Qxh2#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "Q2R1nk1/4qppp/8/p7/1p5P/8/PPP5/1K6 b - - 2 33", + "PGN": "1. e4 e6 2. d4 d5 3. exd5 exd5 4. Be3 Nf6 5. Nc3 Be7 6. h3 O-O 7. Bd3 Nbd7 8. Nf3 Re8 9. Qd2 Nf8 10. O-O-O a5 11. Bb5 c6 12. Bd3 b5 13. g4 b4 14. Na4 Qc7 15. Rdg1 Ba6 16. Bxa6 Rxa6 17. h4 Ne4 18. Qd3 Raa8 19. Ne5 c5 20. dxc5 Bxc5 21. Qxd5 Rxe5 22. Qxa8 Bxe3+ 23. fxe3 Nf2 24. Rd1 Nxg4 25. Rd8 Qe7 26. Rhd1 Nf6 27. Nb6 Rxe3 28. Nd5 Nxd5 29. R8xd5 Re1 30. Rd8 Qe3+ 31. Kb1 Rxd1+ 32. Rxd1 Qe7 33. Rd8 *", + "Moves": "e7e1 d8d1 e1d1", + "MovesSAN": "Qe1+ Rd1 Qxd1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "3r1rk1/ppp1nppp/3qb3/8/2B1N3/2Q5/PPP2PPP/1K1R3R b - - 5 15", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Be3 Bxd4 6. Bxd4 Nxd4 7. Qxd4 Qf6 8. e5 Qb6 9. Qc3 Ne7 10. Bc4 O-O 11. Nd2 d5 12. exd6 Qxd6 13. O-O-O Be6 14. Kb1 Rad8 15. Ne4 *", + "Moves": "d6d1 h1d1 d8d1", + "MovesSAN": "Qxd1+ Rxd1 Rxd1#", + "Themes": "backRankMate mate mateIn2 middlegame short" + }, + { + "FEN": "8/5RQ1/1p3np1/2p3k1/2P5/1P6/6BK/4q3 b - - 10 56", + "PGN": "1. e4 c6 2. d3 d5 3. Nd2 dxe4 4. dxe4 Bf5 5. exf5 Nf6 6. Ngf3 Nbd7 7. g3 Ng4 8. Bg2 Qb6 9. O-O O-O-O 10. a4 h5 11. a5 Qb5 12. c4 Qxf5 13. a6 b6 14. Nh4 Qc5 15. b3 e5 16. Ne4 Qe7 17. Nf5 Qe6 18. Nfd6+ Bxd6 19. Nxd6+ Kc7 20. Ba3 c5 21. Qf3 Kxd6 22. Rad1+ Ke7 23. Qb7 Rhe8 24. Qxa7 Ra8 25. Qb7 Rab8 26. Qf3 Kf8 27. Qd3 Ngf6 28. Bb2 e4 29. Qc2 Ra8 30. Ra1 Ra7 31. Rfe1 g6 32. h3 Re7 33. g4 hxg4 34. hxg4 Qxg4 35. Rxe4 Nxe4 36. Re1 Ndf6 37. Ba1 Rxa6 38. Qb2 Rxa1 39. Rxa1 Qh4 40. Ra8+ Kg7 41. Qe2 Ng5 42. Qxe7 Qd4 43. Ra7 Qd1+ 44. Bf1 Nh3+ 45. Kg2 Qg4+ 46. Kh2 Nxf2 47. Qxf7+ Kh6 48. Qg7+ Kg5 49. Rf7 Qh4+ 50. Kg2 Qh3+ 51. Kxf2 Qh4+ 52. Ke2 Qg4+ 53. Kf2 Qf4+ 54. Kg1 Qg3+ 55. Bg2 Qe1+ 56. Kh2 *", + "Moves": "f6g4 h2h3 e1h4", + "MovesSAN": "Ng4+ Kh3 Qh4#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r5k1/1p5p/p1n2bpQ/6N1/P1P5/8/1P1q2PP/6K1 w - - 0 28", + "PGN": "1. e4 c5 2. Bc4 a6 3. a4 e6 4. Nf3 d6 5. d4 cxd4 6. Nxd4 Be7 7. Qg4 Bf6 8. Be3 Nc6 9. c3 Nge7 10. O-O e5 11. Nf5 g6 12. Bxf7+ Kxf7 13. Nh6+ Kg7 14. Qg3 Rf8 15. f4 exf4 16. Rxf4 Be5 17. Rxf8 Qxf8 18. Qg5 d5 19. Nd2 dxe4 20. Nxe4 Nd5 21. Bd2 Bf5 22. Nxf5+ Qxf5 23. Qh6+ Kg8 24. Ng5 Qd7 25. Rf1 Nf6 26. c4 Qxd2 27. Rxf6 Bxf6 *", + "Moves": "h6h7 g8f8 h7f7", + "MovesSAN": "Qxh7+ Kf8 Qf7#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "3r1r1k/1b1nNBpp/p7/2n5/1p3Q2/2q3N1/P4RPP/R5K1 w - - 2 25", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 a6 5. Bc4 Nf6 6. Nc3 b5 7. Bb3 b4 8. Nce2 Nxe4 9. O-O Bb7 10. f3 Nc5 11. Bc4 e5 12. Nf5 Qf6 13. Nfg3 Be7 14. f4 O-O 15. fxe5 Qxe5 16. Bf4 Qxb2 17. Bxd6 Bxd6 18. Qxd6 Nbd7 19. Nd4 Rac8 20. Ndf5 Qc3 21. Ne7+ Kh8 22. Bxf7 Rcd8 23. Qf4 Qxc2 24. Rf2 Qc3 *", + "Moves": "e7g6 h7g6 f4h4", + "MovesSAN": "Ng6+ hxg6 Qh4#", + "Themes": "kingsideAttack mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "2k2r2/6q1/P3P3/1N5Q/3p4/3B3P/1PP4K/4R3 b - - 2 34", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. Bd3 Be7 8. O-O b5 9. a3 Bb7 10. Kh1 Nbd7 11. f3 O-O 12. Qe1 Rc8 13. Qh4 h6 14. Bxh6 gxh6 15. Qxh6 Nh7 16. f4 f5 17. Rf3 Rf6 18. Rg3+ Kf7 19. Qxh7+ Ke8 20. exf5 Nf8 21. Qh5+ Kd7 22. Re1 exf5 23. Nxf5 Ne6 24. Nxe7 Qxe7 25. f5 Rcf8 26. h3 Kc8 27. fxe6 Rf2 28. a4 d5 29. axb5 d4 30. bxa6 Ba8 31. Nb5 Bxg2+ 32. Rxg2 Rxg2 33. Kxg2 Qg7+ 34. Kh2 *", + "Moves": "f8f2 h2h1 g7g2", + "MovesSAN": "Rf2+ Kh1 Qg2#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "8/6Q1/pR5p/3q1k2/8/5nPP/5PK1/8 b - - 2 47", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 4. c3 Bd7 5. d4 Nge7 6. d5 Nb8 7. Bd3 Ng6 8. c4 Be7 9. Nc3 O-O 10. Ne2 Na6 11. O-O Nc5 12. b4 Nxd3 13. Qxd3 Bg4 14. h3 Bxf3 15. Qxf3 c5 16. bxc5 dxc5 17. Be3 b6 18. Rfd1 Bd6 19. g3 Qd7 20. Qg4 Qa4 21. Rdc1 b5 22. cxb5 Qxb5 23. Nc3 Qb8 24. Rab1 Qd8 25. Bg5 f6 26. Qe6+ Kh8 27. Be3 Re8 28. Qf5 Rb8 29. Nb5 a6 30. Nxd6 Qxd6 31. Bxc5 Qd8 32. Be3 Rxb1 33. Rxb1 Qa5 34. Qd7 Rd8 35. Qb7 h6 36. Bb6 Qxa2 37. Bxd8 Qe2 38. Qc8 Qxe4 39. Bxf6+ Kh7 40. Rb8 Qe1+ 41. Kg2 Qe4+ 42. Kh2 Qxd5 43. Bxe5 Nxe5 44. Qh8+ Kg6 45. Rb6+ Kf5 46. Qxg7 Nf3+ 47. Kg2 *", + "Moves": "f3h4 g2f1 d5d1", + "MovesSAN": "Nh4+ Kf1 Qd1#", + "Themes": "doubleCheck endgame mate mateIn2 short" + }, + { + "FEN": "3r2k1/1Q2B1p1/4pb1p/8/8/P7/6PP/3r1RK1 b - - 4 32", + "PGN": "1. e4 e6 2. f4 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Qe2 Be7 6. Nf3 Nc6 7. Nc3 O-O 8. d4 Nxd4 9. Nxd4 Qxd4 10. Be3 Qb4 11. Bd2 Qxb2 12. Rb1 Qxc2 13. Qc4 Nd5 14. Bd3 Nxc3 15. Bxc2 Nxb1 16. Bxb1 a5 17. Qxc7 Bf6 18. O-O b5 19. Be4 Ra6 20. Bb7 Bxb7 21. Qxb7 Rd6 22. Bxa5 Rd5 23. f5 b4 24. Bxb4 Rfd8 25. fxe6 fxe6 26. Be7 Bd4+ 27. Kh1 Re8 28. Bc5 Bf6 29. Bb4 h6 30. a3 Red8 31. Be7 Rd1 32. Kg1 *", + "Moves": "f6d4 g1h1 d1f1", + "MovesSAN": "Bd4+ Kh1 Rxf1#", + "Themes": "backRankMate deflection endgame mate mateIn2 short" + }, + { + "FEN": "6k1/pp4P1/7B/3r1p2/4p2n/1N5P/PPP2R1P/7K b - - 0 25", + "PGN": "1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Be2 Bc5 6. Nb3 Bb6 7. O-O Nf6 8. Nc3 h6 9. Kh1 O-O 10. f4 e5 11. f5 Nd4 12. Bd3 d5 13. Nxd5 Nxd5 14. exd5 Qxd5 15. f6 Bh3 16. Rf2 Nf5 17. fxg7 Rfd8 18. Qf3 Bxf2 19. Qxd5 Rxd5 20. gxh3 Nh4 21. Bxh6 f5 22. Rf1 e4 23. Bc4 Rd8 24. Bxd5+ Rxd5 25. Rxf2 *", + "Moves": "d5d1 f2f1 d1f1", + "MovesSAN": "Rd1+ Rf1 Rxf1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "8/1kr3p1/4R2p/1p1pP3/3K4/2r3P1/5PP1/R7 b - - 1 37", + "PGN": "1. e4 c6 2. d4 d5 3. e5 Bf5 4. Bd3 Bxd3 5. Qxd3 e6 6. Nf3 c5 7. Bg5 Be7 8. Bxe7 Nxe7 9. Nbd2 Nbc6 10. c3 a6 11. Nf1 cxd4 12. cxd4 Nf5 13. Ng3 Qa5+ 14. Qc3 Qxc3+ 15. bxc3 Nxg3 16. hxg3 Rc8 17. Rb1 Na5 18. Kd2 Nc4+ 19. Kd3 b5 20. Nd2 h6 21. Nxc4 Rxc4 22. Rhc1 Kd7 23. Rb2 Rhc8 24. Rb3 Kc6 25. Rcb1 Kb6 26. Ra1 f6 27. a4 R8c7 28. axb5 axb5 29. Rba3 fxe5 30. dxe5 Kb7 31. Rb1 R7c5 32. Rab3 Kc6 33. Ra1 Kb6 34. Rba3 Rc7 35. Ra6+ Kb7 36. Rxe6 Rxc3+ 37. Kd4 *", + "Moves": "c7c4 d4d5 c3d3", + "MovesSAN": "R7c4+ Kxd5 Rd3#", + "Themes": "endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "1k2n2R/pN3R2/2b5/8/3r4/6P1/P4P2/6K1 b - - 0 40", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 f5 4. exf5 Nf6 5. Ng5 d5 6. Bb5 Bd7 7. O-O h6 8. Nf3 e4 9. Bxc6 Bxc6 10. Ne5 Bb5 11. Re1 Qd6 12. Ng6 Rg8 13. Nc3 Bd7 14. d3 Bxf5 15. Bf4 Qd7 16. dxe4 Bxg6 17. Nxd5 O-O-O 18. Nxc7 Qc6 19. Qf3 Bd6 20. Ne6 Bxf4 21. Nxd8 Qc7 22. Ne6 Qc4 23. Nxf4 Bxe4 24. Qc3 Qxc3 25. bxc3 Bxc2 26. h3 Rf8 27. Re7 g5 28. Ne6 Rg8 29. Rc7+ Kb8 30. Rf7 Ne4 31. Rc1 Ba4 32. Re1 Nxc3 33. Nc5 Bc6 34. Ree7 Nd5 35. Re6 Nc7 36. Rxh6 g4 37. hxg4 Rxg4 38. g3 Rd4 39. Rh8+ Ne8 40. Nxb7 *", + "Moves": "d4d1 g1h2 d1h1", + "MovesSAN": "Rd1+ Kh2 Rh1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "1k1r4/ppp5/3b1p1p/4q3/Q7/4P3/PPP1BPPP/3R2K1 b - - 1 25", + "PGN": "1. d4 e5 2. dxe5 Nc6 3. Nf3 Qe7 4. Qd5 f6 5. exf6 Nxf6 6. Qb3 d5 7. Bg5 h6 8. Bxf6 gxf6 9. Qxd5 Be6 10. Qb5 O-O-O 11. Nc3 Qd6 12. Rd1 Qe7 13. Rxd8+ Qxd8 14. Qd3 Qe7 15. e3 Bg7 16. Nd5 Qf7 17. Nf4 Rd8 18. Qa3 Bf8 19. Qa4 Qd7 20. Bd3 Kb8 21. Nxe6 Qxe6 22. O-O Bd6 23. Rd1 Ne5 24. Nxe5 Qxe5 25. Be2 *", + "Moves": "e5h2 g1f1 h2h1", + "MovesSAN": "Qxh2+ Kf1 Qh1#", + "Themes": "endgame kingsideAttack mate mateIn2 short" + }, + { + "FEN": "1r6/p2qkp2/7R/3p4/P1PP4/2Q5/6P1/K7 b - - 0 38", + "PGN": "1. d4 d5 2. Bf4 e6 3. Nf3 Bd6 4. Bg3 Bxg3 5. hxg3 Nf6 6. e3 Nc6 7. c3 b6 8. Nbd2 Bb7 9. Bb5 Qd6 10. Ne5 O-O 11. Nxc6 Bxc6 12. Bxc6 Qxc6 13. Qc2 h6 14. Nf3 Nd7 15. g4 e5 16. g5 e4 17. gxh6 Qg6 18. hxg7 Qxg7 19. Nh2 c5 20. O-O-O cxd4 21. exd4 Rac8 22. Kb1 Nf6 23. f3 b5 24. fxe4 Nxe4 25. Nf3 b4 26. Rd3 bxc3 27. bxc3 Rb8+ 28. Ka1 Rfc8 29. Ne5 Rc7 30. Rdh3 Rcb7 31. Ng4 Qxg4 32. Rh8+ Kg7 33. R1h7+ Kf6 34. Rh6+ Ke7 35. Rxb8 Rxb8 36. a4 Qd7 37. c4 Nc3 38. Qxc3 *", + "Moves": "d7a4 c3a3 a4a3", + "MovesSAN": "Qxa4+ Qa3+ Qxa3#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "rn5r/pppk1ppp/8/3B2B1/6n1/3P3q/PPP2P1N/RN1QR1K1 b - - 0 16", + "PGN": "1. e4 e5 2. Bc4 Nf6 3. Nf3 Nxe4 4. Nxe5 d5 5. Bb3 Nf6 6. O-O Be6 7. h3 Bd6 8. Nf3 Qd7 9. d3 Bxh3 10. gxh3 Qxh3 11. Bg5 Qg4+ 12. Kh1 Qh3+ 13. Kg1 Ng4 14. Re1+ Kd7 15. Bxd5 Bh2+ 16. Nxh2 *", + "Moves": "h3h2 g1f1 h2f2", + "MovesSAN": "Qxh2+ Kf1 Qxf2#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "3r2k1/pR3ppp/3q1n2/2r5/2QP4/8/P4PPP/3R2K1 w - - 0 27", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Bg5 Nbd7 5. cxd5 exd5 6. Nxd5 c6 7. Nc3 Be7 8. e4 Nxe4 9. Nxe4 Bxg5 10. Nxg5 Qxg5 11. Nf3 Qa5+ 12. Nd2 O-O 13. Be2 Nf6 14. O-O Bf5 15. Nb3 Qc7 16. Bd3 Bxd3 17. Qxd3 Rad8 18. Nc5 b6 19. Na6 Qb7 20. b4 c5 21. bxc5 bxc5 22. Nxc5 Qb6 23. Qc4 Rc8 24. Rab1 Qd6 25. Rfd1 Rfd8 26. Rb7 Rxc5 *", + "Moves": "c4f7 g8h8 f7g7", + "MovesSAN": "Qxf7+ Kh8 Qxg7#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "3r2k1/1R3Npp/2p1p3/3nQ3/3P4/7P/r1q2PP1/1R4K1 b - - 0 23", + "PGN": "1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Bg5 Bf5 5. Nc3 e6 6. e3 Be7 7. Bd3 Bxd3 8. Qxd3 O-O 9. O-O Nbd7 10. e4 dxe4 11. Nxe4 Nxe4 12. Bxe7 Qxe7 13. Qxe4 Nf6 14. Qe5 Qb4 15. b3 Rfd8 16. Rfd1 a5 17. h3 a4 18. bxa4 Rxa4 19. Rab1 Qxc4 20. Rxb7 Nd5 21. Ng5 Qc2 22. Rdb1 Rxa2 23. Nxf7 *", + "Moves": "c2f2 g1h2 f2g2", + "MovesSAN": "Qxf2+ Kh2 Qxg2#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "3q4/p5k1/4pnp1/4Q3/2N1P2p/P4P1P/2n1N1P1/5K2 b - - 0 35", + "PGN": "1. e4 d6 2. Bc4 Nf6 3. Nc3 g6 4. d3 Bg7 5. Nge2 O-O 6. O-O e5 7. Bg5 Be6 8. Bxe6 fxe6 9. f3 Nbd7 10. d4 c6 11. dxe5 dxe5 12. Qe1 Qc7 13. Rd1 Rab8 14. b3 h6 15. Be3 Rbd8 16. Na4 b6 17. Qc3 c5 18. Nb2 Nb8 19. Qc4 Qe7 20. a3 Kh7 21. Rd3 Nc6 22. Rfd1 Nd4 23. Ng3 h5 24. Kf1 h4 25. Ne2 b5 26. Qc3 Bh6 27. Bxh6 Kxh6 28. Qd2+ Kg7 29. Qg5 Rh8 30. h3 Nxc2 31. Rxd8 Rxd8 32. Rxd8 Qxd8 33. Qxe5 c4 34. bxc4 bxc4 35. Nxc4 *", + "Moves": "d8d1 f1f2 d1e1", + "MovesSAN": "Qd1+ Kf2 Qe1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "5r1k/p5p1/4Q1p1/2p1R1P1/3pKN1p/P2P3P/1P1B4/6q1 b - - 1 36", + "PGN": "1. e3 Nf6 2. c4 e5 3. a3 c6 4. Nc3 d5 5. cxd5 cxd5 6. d3 d4 7. exd4 exd4 8. Nce2 Bg4 9. Qa4+ Nc6 10. h3 Bh5 11. g4 Bg6 12. Bg2 Qd7 13. Nf4 Qe7+ 14. Kf1 Qd6 15. Bd2 h5 16. Re1+ Be7 17. g5 Nd7 18. Nxg6 fxg6 19. Bxc6 bxc6 20. Bb4 c5 21. Bd2 O-O 22. Qc4+ Kh8 23. Ne2 Qc6 24. Rg1 Rxf2+ 25. Kxf2 Rf8+ 26. Nf4 Ne5 27. Rxe5 Bd6 28. Rge1 Bxe5 29. Rxe5 Qh1 30. Qe6 Qh2+ 31. Kf3 Qh1+ 32. Kg3 Qg1+ 33. Kf3 Qf1+ 34. Kg3 Qg1+ 35. Kf3 h4 36. Ke4 *", + "Moves": "g1h1 f4g2 h1g2", + "MovesSAN": "Qh1+ Ng2 Qxg2#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "4kb1r/5ppp/p2p4/2pB4/1r1qP3/PN3P2/5RPP/1RBQ3K b k - 0 21", + "PGN": "1. e4 e5 2. Nf3 d6 3. d4 exd4 4. Nxd4 c5 5. Nb5 a6 6. N5c3 Nc6 7. Bc4 Nf6 8. O-O Bg4 9. f3 Bd7 10. Nd5 Ne5 11. Nxf6+ Qxf6 12. Bd5 Rb8 13. c3 b5 14. Nd2 b4 15. cxb4 Rxb4 16. Rb1 Nd3 17. a3 Qd4+ 18. Kh1 Ba4 19. b3 Bxb3 20. Nxb3 Nf2+ 21. Rxf2 *", + "Moves": "d4d1 f2f1 d1f1", + "MovesSAN": "Qxd1+ Rf1 Qxf1#", + "Themes": "hangingPiece kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "1k6/ppbn1r2/2p3q1/3p3p/1P1P3Q/P1N3PP/5P2/4R1K1 w - - 0 27", + "PGN": "1. d4 Nf6 2. c4 g6 3. Nc3 c6 4. e4 e6 5. e5 Ng8 6. Nf3 d5 7. cxd5 exd5 8. Be3 Bg4 9. h3 Bxf3 10. Qxf3 Bb4 11. Bd3 Ne7 12. Qf6 Rg8 13. e6 fxe6 14. Qxe6 Qd6 15. Qg4 Rf8 16. Bh6 Rf7 17. O-O Nd7 18. Rae1 O-O-O 19. a3 Ba5 20. b4 Bc7 21. g3 Kb8 22. Bg5 h5 23. Qh4 Re8 24. Bxe7 Rexe7 25. Bxg6 Rxe1 26. Rxe1 Qxg6 *", + "Moves": "e1e8 c7d8 h4d8", + "MovesSAN": "Re8+ Bd8 Qxd8#", + "Themes": "mate mateIn2 middlegame queensideAttack short" + }, + { + "FEN": "5q1k/p1p3pp/4Q3/2p1N3/8/1Pn1P3/P1P3PP/6K1 b - - 3 21", + "PGN": "1. b3 e5 2. Bb2 Nc6 3. e3 d5 4. Bb5 Bd6 5. f4 Qe7 6. Bxc6+ bxc6 7. Nf3 f6 8. O-O Bg4 9. fxe5 Bxe5 10. Bxe5 Bxf3 11. Bxf6 Nxf6 12. Qxf3 O-O 13. Qh3 c5 14. Na3 d4 15. Nc4 dxe3 16. dxe3 Nd5 17. Rxf8+ Rxf8 18. Rf1 Nc3 19. Rxf8+ Qxf8 20. Qe6+ Kh8 21. Ne5 *", + "Moves": "c3e2 g1h1 f8f1", + "MovesSAN": "Ne2+ Kh1 Qf1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "8/5p2/4pk2/3p4/P2PP3/5Pqp/3Q2P1/1r3RK1 b - - 2 33", + "PGN": "1. d4 d5 2. Nf3 Nf6 3. Bf4 Bf5 4. Nbd2 e6 5. e3 Nc6 6. Bb5 Bd6 7. Ne5 Bxe5 8. dxe5 Nd7 9. Bd3 Bxd3 10. cxd3 Ncxe5 11. Bxe5 Nxe5 12. Nf3 Qd6 13. Nxe5 Qxe5 14. Qa4+ c6 15. d4 Qe4 16. O-O Rf8 17. Rac1 h5 18. b4 Ke7 19. b5 Rfc8 20. bxc6 bxc6 21. Rxc6 Rxc6 22. Qxc6 Rd8 23. Qc5+ Kf6 24. Qxa7 g5 25. a4 h4 26. h3 g4 27. hxg4 Qxg4 28. f3 Qg3 29. Qa5 Rg8 30. Qd2 h3 31. Rf2 Rb8 32. e4 Rb1+ 33. Rf1 *", + "Moves": "h3h2 g1h1 b1f1", + "MovesSAN": "h2+ Kh1 Rxf1#", + "Themes": "advancedPawn deflection endgame mate mateIn2 short" + }, + { + "FEN": "R3r1k1/3QPq2/p2B3p/1p6/3b4/8/5PPP/4R1K1 b - - 0 34", + "PGN": "1. d4 c6 2. c4 d5 3. Nf3 e6 4. Nc3 Nf6 5. cxd5 Nxd5 6. e4 Nxc3 7. bxc3 g6 8. Bc4 Bg7 9. O-O O-O 10. Bf4 Nd7 11. e5 c5 12. Rc1 cxd4 13. cxd4 a6 14. Bg5 f6 15. Bxe6+ Kh8 16. exf6 Bxf6 17. Bh6 Bg7 18. Bg5 Nf6 19. d5 Bxe6 20. dxe6 Qb6 21. e7 Rfe8 22. Re1 h6 23. Be3 Qe6 24. Bc5 Qf7 25. Ne5 Qxa2 26. Nxg6+ Kh7 27. Nf8+ Kg8 28. Rc2 Qf7 29. Nd7 Nxd7 30. Qxd7 Rab8 31. Bd6 Ra8 32. Rc7 b5 33. Ra7 Bd4 34. Rxa8 *", + "Moves": "f7f2 g1h1 f2e1", + "MovesSAN": "Qxf2+ Kh1 Qxe1#", + "Themes": "backRankMate fork mate mateIn2 middlegame short" + }, + { + "FEN": "6k1/4qpp1/p3p3/P2pP1N1/2pP1P2/2P4P/R1Q4K/1r4r1 w - - 3 34", + "PGN": "1. e4 c6 2. d4 d5 3. e5 Bf5 4. Bd3 Bxd3 5. Qxd3 e6 6. f4 c5 7. Nf3 c4 8. Qe2 Nc6 9. c3 b5 10. O-O Nh6 11. h3 Nf5 12. Qf2 Be7 13. a4 b4 14. cxb4 Nxb4 15. Na3 Nd3 16. Qd2 Rb8 17. Nb5 Bb4 18. Qd1 a6 19. Nc3 Bxc3 20. bxc3 Rb3 21. Bd2 Ng3 22. a5 Nxf1 23. Qxf1 Rb2 24. g4 O-O 25. Bc1 Nxc1 26. Qxc1 Rb3 27. Kg2 Qe7 28. Ra2 Rfb8 29. Kg3 Rb1 30. Qc2 h6 31. g5 hxg5 32. Nxg5 Rg1+ 33. Kh2 Rbb1 *", + "Moves": "c2h7 g8f8 h7h8", + "MovesSAN": "Qh7+ Kf8 Qh8#", + "Themes": "endgame kingsideAttack mate mateIn2 short" + }, + { + "FEN": "6k1/5p2/1r3p1p/p1R5/8/4P3/P4PPP/6K1 b - - 0 27", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 Bxc3+ 5. bxc3 O-O 6. Bg5 h6 7. Bh4 d5 8. e3 Nbd7 9. cxd5 exd5 10. c4 dxc4 11. Bxc4 b6 12. Bd5 Rb8 13. Qa4 Bb7 14. Bxb7 Rxb7 15. O-O c5 16. Rab1 cxd4 17. Nxd4 Nc5 18. Qb5 Qd7 19. Bxf6 Qxb5 20. Nxb5 gxf6 21. Rfd1 a5 22. Nd6 Rd7 23. Nc4 Rfd8 24. Rxd7 Rxd7 25. Nxb6 Rb7 26. Rc1 Rxb6 27. Rxc5 *", + "Moves": "b6b1 c5c1 b1c1", + "MovesSAN": "Rb1+ Rc1 Rxc1#", + "Themes": "backRankMate endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "6k1/p1p2p2/3r2p1/5b1p/1P3P2/1PB3P1/PK5P/4Rr2 w - - 0 26", + "PGN": "1. Nf3 Nc6 2. e4 e5 3. b3 Nf6 4. Nc3 d6 5. Bb2 Be7 6. d4 exd4 7. Nxd4 O-O 8. Nxc6 bxc6 9. Bc4 d5 10. exd5 cxd5 11. Nxd5 Nxd5 12. Qxd5 Bb4+ 13. c3 Re8+ 14. Kd2 Qxd5+ 15. Bxd5 Rd8 16. Kc2 Bf5+ 17. Kc1 Rxd5 18. cxb4 Rad8 19. Bc3 Rd3 20. Kb2 g6 21. Rac1 h5 22. g3 R8d6 23. f4 Re3 24. Rce1 Rf3 25. Rhf1 Rxf1 *", + "Moves": "e1e8 g8h7 e8h8", + "MovesSAN": "Re8+ Kh7 Rh8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "4r1kr/1Qp3p1/p3q3/6bp/2N5/2P5/P4PPP/3RR1K1 b - - 0 24", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bxb4 5. c3 Be7 6. d4 Na5 7. Bxf7+ Kxf7 8. Nxe5+ Kf8 9. Qf3+ Nf6 10. Bg5 d6 11. Bxf6 Bxf6 12. Ng4 Bxg4 13. Qxg4 Nc6 14. O-O h5 15. Qf3 Kg8 16. Nd2 Qd7 17. Rfe1 Re8 18. Nc4 a6 19. e5 dxe5 20. dxe5 Bg5 21. Rad1 Qe6 22. Ne3 Nxe5 23. Qxb7 Nc4 24. Nxc4 *", + "Moves": "e6e1 d1e1 e8e1", + "MovesSAN": "Qxe1+ Rxe1 Rxe1#", + "Themes": "backRankMate mate mateIn2 middlegame short" + }, + { + "FEN": "R4b2/7k/4R3/8/4n1P1/1P5P/P3r3/6K1 b - - 4 36", + "PGN": "1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 d6 5. e3 c5 6. Nf3 O-O 7. O-O Nc6 8. d3 Bg4 9. h3 Bf5 10. g4 Be6 11. Ng5 Ne5 12. Nxe6 fxe6 13. Bxb7 Rb8 14. Bg2 d5 15. cxd5 exd5 16. d4 cxd4 17. exd4 Nc4 18. b3 Nd6 19. Nxd5 Nxd5 20. Bxd5+ Kh8 21. Be3 Nb5 22. Bf4 Qxd5 23. Bxb8 Rxb8 24. Re1 Rf8 25. Rc1 Nxd4 26. Rxe7 Qf3 27. Qxf3 Nxf3+ 28. Kg2 Nd2 29. Rxa7 Ne4 30. Rcc7 Rxf2+ 31. Kg1 Bf8 32. Rxh7+ Kg8 33. Rh6 Re2 34. Rxg6+ Kh8 35. Ra8 Kh7 36. Re6 *", + "Moves": "f8c5 g1f1 e4g3", + "MovesSAN": "Bc5+ Kf1 Ng3#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "6k1/5p1p/5np1/5N2/8/8/r4PPP/2R3K1 w - - 0 26", + "PGN": "1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 exd5 5. Ngf3 Nf6 6. Be2 cxd4 7. O-O Nc6 8. Nb3 Bc5 9. Re1 Be7 10. Nfxd4 O-O 11. Nxc6 bxc6 12. c4 Bb4 13. Bd2 Bxd2 14. Qxd2 dxc4 15. Qxd8 Rxd8 16. Bxc4 Bf5 17. Rac1 a5 18. Nc5 Rd2 19. Re2 Rad8 20. Nb7 Rxe2 21. Bxe2 Rb8 22. Nxa5 Rxb2 23. Nxc6 Rxe2 24. Nd4 Rxa2 25. Nxf5 g6 *", + "Moves": "c1c8 f6e8 c8e8", + "MovesSAN": "Rc8+ Ne8 Rxe8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "2R5/6kp/5p2/3p2p1/P5Q1/1p2qPb1/1P4K1/2R5 b - - 0 37", + "PGN": "1. d4 b6 2. Bf4 Bb7 3. Nf3 a5 4. e3 Ra7 5. c4 e6 6. Bd3 g6 7. O-O Nf6 8. Nc3 Bb4 9. Nb5 Ra6 10. Bxc7 Qc8 11. c5 O-O 12. cxb6 Bxf3 13. Qxf3 Nd5 14. Be5 Rxb6 15. Be4 f6 16. Rac1 Qd8 17. Bxb8 Qxb8 18. Bxd5 Rxb5 19. Bb3 Bd6 20. d5 Bxh2+ 21. Kh1 Be5 22. dxe6 a4 23. e7+ axb3 24. exf8=Q+ Kxf8 25. a4 Rb4 26. Qh3 g5 27. Qh6+ Kg8 28. g3 Qb7+ 29. Kg1 Rg4 30. Qh5 Qe4 31. Rfd1 d5 32. Rc8+ Kg7 33. Kf1 Bxg3 34. Rdc1 Qd3+ 35. Kg2 Qe4+ 36. f3 Qxe3 37. Qxg4 *", + "Moves": "e3f2 g2h3 f2h2", + "MovesSAN": "Qf2+ Kh3 Qh2#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "4r2k/1p5p/p2Q3P/2p2qpN/8/P7/1PP1r3/1K4RR b - - 0 32", + "PGN": "1. d4 g6 2. e4 Bg7 3. Nc3 d6 4. f3 c6 5. Be3 Qc7 6. Qd2 Nf6 7. O-O-O O-O 8. g4 e5 9. Kb1 Be6 10. h4 Nxg4 11. fxg4 Bxg4 12. Re1 f5 13. exf5 Rxf5 14. Bh3 Bxh3 15. Nxh3 Nd7 16. Ng5 Nf6 17. Ne6 Qf7 18. Nxg7 Kxg7 19. Ref1 Nd5 20. Rfg1 Nxe3 21. Qxe3 Rf8 22. a3 a6 23. dxe5 Rxe5 24. Qd3 Qe6 25. h5 g5 26. h6+ Kh8 27. Qd4 c5 28. Qd2 Qg6 29. Nd5 Rfe8 30. Nf4 Qf5 31. Nh5 Re2 32. Qxd6 *", + "Moves": "f5c2 b1a1 c2b2", + "MovesSAN": "Qxc2+ Ka1 Qxb2#", + "Themes": "mate mateIn2 middlegame queensideAttack short" + }, + { + "FEN": "6k1/PQ3pp1/8/2Np1p2/3P4/K2BP3/1P6/3bq3 b - - 10 36", + "PGN": "1. d4 c6 2. Nf3 d5 3. Bg5 Nf6 4. Bxf6 exf6 5. e3 Bd6 6. c4 O-O 7. cxd5 cxd5 8. Nc3 Be6 9. Qb3 Nd7 10. Bd3 Nb6 11. O-O Qd7 12. a4 Rfc8 13. Nd2 Nc4 14. Rfd1 Nxd2 15. Rxd2 a6 16. a5 Rd8 17. Rc1 Rac8 18. Rdc2 Bb8 19. Na4 Qd6 20. g3 Rxc2 21. Rxc2 h5 22. Qxb7 h4 23. Rc6 Qf8 24. Nc5 Bh3 25. Rxa6 Qe8 26. Ra8 hxg3 27. hxg3 Bxg3 28. Rxd8 Bxf2+ 29. Kxf2 Qxd8 30. a6 f5 31. a7 Qh4+ 32. Ke2 Bg4+ 33. Kd2 Qf2+ 34. Kc3 Qe1+ 35. Kb3 Bd1+ 36. Ka3 *", + "Moves": "e1a5 c5a4 a5a4", + "MovesSAN": "Qa5+ Na4 Qxa4#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "2k3r1/ppp2p2/8/5q2/Q1P2rP1/2PpRn1R/P4PKP/8 w - - 0 30", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d4 exd4 5. e5 d5 6. exf6 dxc4 7. O-O gxf6 8. Re1+ Be6 9. Bf4 Qd7 10. c3 d3 11. Nbd2 O-O-O 12. b3 Rg8 13. bxc4 Bd6 14. Bxd6 Qxd6 15. Ne4 Qe7 16. Qa4 f5 17. Ned2 Qc5 18. Rab1 Rg6 19. Rb5 Qd6 20. g3 Rdg8 21. Nh4 Rg4 22. Nxf5 Bxf5 23. Rxf5 h5 24. Rxh5 Qg6 25. Rh3 Qg5 26. Nf3 Qf5 27. Kg2 Rf4 28. Re3 Ne5 29. g4 Nxf3 *", + "Moves": "e3e8 g8e8 a4e8", + "MovesSAN": "Re8+ Rxe8 Qxe8#", + "Themes": "mate mateIn2 middlegame queensideAttack short" + }, + { + "FEN": "2r4k/2r3p1/7p/4p1b1/4P3/Pp1B4/1P2Q3/1K4R1 b - - 0 42", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 Ng4 7. Bc1 e5 8. Nb3 Nf6 9. Be3 Be7 10. f3 b5 11. Qd2 Be6 12. O-O-O Nbd7 13. g4 b4 14. Ne2 a5 15. Kb1 Qb8 16. g5 Nh5 17. f4 a4 18. Nbc1 Nxf4 19. Nxf4 exf4 20. Bxf4 Ne5 21. Bxe5 dxe5 22. h4 b3 23. cxb3 axb3 24. a3 O-O 25. h5 Qb7 26. Bd3 Rfd8 27. g6 h6 28. gxf7+ Bxf7 29. Rhg1 Kh8 30. Qf2 Bf6 31. Rg2 Rd7 32. Rdg1 Rad8 33. Qe2 Qb6 34. Rf1 Qd4 35. Rg3 Rc8 36. Rgf3 Rdc7 37. Rh3 Bg5 38. Rhh1 Bxh5 39. Qxh5 Bxc1 40. Qe2 Bg5 41. Rfg1 Qxg1+ 42. Rxg1 *", + "Moves": "c7c1 g1c1 c8c1", + "MovesSAN": "Rc1+ Rxc1 Rxc1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "Q3q1k1/p1p2ppp/b4r2/2p1r3/2P5/3B4/P1P2PPP/4R1K1 w - - 2 22", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nc3 Bb4 6. Nxc6 Bxc3+ 7. bxc3 bxc6 8. Bd3 d6 9. O-O O-O 10. c4 Bb7 11. Bg5 Re8 12. Re1 c5 13. Qf3 Re6 14. Re3 Qe8 15. Rae1 Qa4 16. Rd1 Rae8 17. Rde1 Ba6 18. e5 dxe5 19. Bxf6 Rxf6 20. Rxe5 Rxe5 21. Qa8+ Qe8 *", + "Moves": "a8e8 e5e8 e1e8", + "MovesSAN": "Qxe8+ Rxe8 Rxe8#", + "Themes": "kingsideAttack mate mateIn2 middlegame short xRayAttack" + }, + { + "FEN": "8/8/7p/8/1PR5/5k2/1r6/5K2 b - - 0 56", + "PGN": "1. d4 g6 2. e3 Bg7 3. Bd3 d6 4. f4 Nc6 5. Nf3 Bg4 6. O-O e5 7. fxe5 dxe5 8. c3 Nge7 9. Qe1 O-O 10. Qg3 Bxf3 11. Qxf3 f5 12. Bc4+ Kh8 13. Nd2 e4 14. Qe2 Na5 15. Bb3 Nxb3 16. axb3 Nd5 17. b4 a6 18. Nb3 h6 19. Nc5 Qc8 20. Qc4 c6 21. Qe2 g5 22. g3 b6 23. Nb3 Qb7 24. Nd2 a5 25. bxa5 bxa5 26. Nc4 Qb5 27. Re1 c5 28. Nd6 Qxe2 29. Rxe2 cxd4 30. cxd4 Nb4 31. Bd2 Nd3 32. Rxa5 Rxa5 33. Bxa5 f4 34. gxf4 gxf4 35. Nxe4 fxe3 36. Bc3 Rd8 37. Rxe3 Bxd4 38. Bxd4+ Rxd4 39. b3 Kg7 40. Kg2 Kf7 41. Kf3 Ne5+ 42. Kf4 Nd3+ 43. Kf5 Rd5+ 44. Kg4 Ne5+ 45. Kg3 Nd3 46. h4 Kg6 47. h5+ Kf5 48. Nf2 Nxf2 49. Kxf2 Kf4 50. Rh3 Rd2+ 51. Ke1 Rb2 52. Kf1 Kg4 53. Rc3 Kxh5 54. Rc5+ Kg4 55. Rc4+ Kf3 56. b4 *", + "Moves": "b2b1 c4c1 b1c1", + "MovesSAN": "Rb1+ Rc1 Rxc1#", + "Themes": "endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "3n1r1k/p6r/3q1pQ1/5b2/2Bpp2P/1P4R1/P5P1/3R3K w - - 0 32", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Nf6 6. Bg5 e6 7. Bb5 Bd7 8. O-O Be7 9. Nxc6 bxc6 10. Bd3 h6 11. Bd2 O-O 12. f4 Nh7 13. Kh1 d5 14. e5 d4 15. Ne4 Rb8 16. b3 f6 17. Nd6 Bxd6 18. exd6 Bc8 19. f5 e5 20. Qg4 Ng5 21. h4 Nf7 22. c3 c5 23. cxd4 Qxd6 24. Bc4 Kh8 25. Qg6 Rb7 26. Rad1 cxd4 27. Rf3 e4 28. Rg3 Nd8 29. Bxh6 gxh6 30. Qxh6+ Rh7 31. Qg6 Bxf5 *", + "Moves": "g6g8 f8g8 g3g8", + "MovesSAN": "Qg8+ Rxg8 Rxg8#", + "Themes": "mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "r3kb1r/pb2pp1p/7p/8/8/2N2p1P/PP3PP1/3RKB1R w Kkq - 0 14", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. c3 Nf6 5. e5 Ng4 6. cxd4 d6 7. h3 Nh6 8. Nc3 dxe5 9. d5 e4 10. Bxh6 exf3 11. dxc6 Qxd1+ 12. Rxd1 gxh6 13. cxb7 Bxb7 *", + "Moves": "f1b5 b7c6 b5c6", + "MovesSAN": "Bb5+ Bc6 Bxc6#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "2r2rk1/1Q4pp/4p3/1N3q2/P2B1n2/8/1PP2PPK/3R1R2 b - - 0 22", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nxd4 5. Qxd4 d6 6. Nc3 c6 7. a4 Nf6 8. Bc4 Be7 9. O-O O-O 10. Bf4 Be6 11. Rad1 d5 12. exd5 cxd5 13. Bb3 Rc8 14. Qxa7 Nh5 15. Be3 Qc7 16. Bxd5 Bd6 17. Nb5 Bxh2+ 18. Kh1 Qe5 19. Bxe6 fxe6 20. Bd4 Qf5 21. Kxh2 Nf4 22. Qxb7 *", + "Moves": "f5h5 h2g1 f4e2", + "MovesSAN": "Qh5+ Kg1 Ne2#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "4b1k1/1p6/1p4pQ/2p2pNn/P1Pp4/1P1P3P/5PPK/3q4 w - - 0 34", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Nc3 Bc5 4. a3 Nf6 5. h3 O-O 6. Bc4 Re8 7. O-O h6 8. Na4 Bb6 9. Nxb6 axb6 10. d3 Na5 11. Ba2 c6 12. c3 c5 13. Be3 Nc6 14. Qd2 d6 15. Rac1 Be6 16. b3 Qc7 17. a4 d5 18. exd5 Bxd5 19. Qe2 Rad8 20. c4 Be6 21. Bb1 Nd4 22. Bxd4 exd4 23. Qd2 Rd7 24. Rce1 Rde7 25. Bc2 Nh5 26. Re5 f5 27. Rfe1 g6 28. Qxh6 Bf7 29. Rxe7 Rxe7 30. Rxe7 Qxe7 31. Ng5 Be8 32. Bd1 Qe1+ 33. Kh2 Qxd1 *", + "Moves": "h6h7 g8f8 g5e6", + "MovesSAN": "Qh7+ Kf8 Ne6#", + "Themes": "endgame kingsideAttack mate mateIn2 short" + }, + { + "FEN": "r6q/pbpp1kb1/1p2p1p1/4PpP1/P1BQ1Npr/BP4N1/2P2R2/R5K1 b - - 0 22", + "PGN": "1. e4 b6 2. d4 Bb7 3. Nc3 g6 4. Bc4 Bg7 5. Nge2 e6 6. O-O f5 7. e5 Qe7 8. f3 h6 9. a4 Qh4 10. Nf4 Kf7 11. g3 Qg5 12. h4 Qe7 13. b3 Nc6 14. Ba3 Qd8 15. g4 h5 16. g5 Nh6 17. Nce2 Ng4 18. fxg4 hxg4 19. Ng3 Rxh4 20. Rf2 Qh8 21. Qd2 Nxd4 22. Qxd4 *", + "Moves": "h4h1 g3h1 h8h1", + "MovesSAN": "Rh1+ Nxh1 Qxh1#", + "Themes": "kingsideAttack mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "8/2p1k1pp/2q5/p2p4/3P4/KP1QP2P/PBP2r2/R7 b - - 1 36", + "PGN": "1. b3 e5 2. Bb2 Nc6 3. e3 d5 4. Bb5 Bd6 5. f4 Qe7 6. Nf3 f6 7. O-O Bd7 8. Bxc6 Bxc6 9. fxe5 fxe5 10. Nxe5 O-O-O 11. Nxc6 bxc6 12. Qg4+ Rd7 13. Qa4 Kb7 14. Nc3 Nf6 15. Ne2 Ne4 16. Nd4 Qh4 17. Qxc6+ Kb8 18. Qb5+ Kc8 19. Qa6+ Kd8 20. Rf4 Bxf4 21. Ne6+ Ke7 22. Nxf4 Qf2+ 23. Kh1 Rd6 24. Qb5 Ng3+ 25. hxg3 Rh6+ 26. Nh3 Rxh3+ 27. gxh3 Qf3+ 28. Kg1 Qxg3+ 29. Kf1 Rf8+ 30. Ke2 Rf2+ 31. Kd3 Qg6+ 32. Kc3 Qf6+ 33. d4 Qg6 34. Qd3 Qc6+ 35. Kb4 a5+ 36. Ka3 *", + "Moves": "c6d6 b3b4 d6b4", + "MovesSAN": "Qd6+ b4 Qxb4#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "5r1k/pQp3p1/7p/2p1p3/3nP3/2P1P3/PP4PP/5RK1 b - - 0 23", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. Nc3 Nf6 5. Ng5 O-O 6. O-O h6 7. Nf3 d6 8. d3 Be6 9. Bxe6 fxe6 10. Ne2 Nh7 11. d4 exd4 12. Nexd4 Nxd4 13. Nxd4 e5 14. Ne6 Qf6 15. Nxf8 Rxf8 16. Be3 Ng5 17. Bxc5 dxc5 18. Qd5+ Kh8 19. Qxb7 Qf4 20. Rae1 Ne6 21. Re3 Nd4 22. c3 Qxe3 23. fxe3 *", + "Moves": "d4e2 g1h1 f8f1", + "MovesSAN": "Ne2+ Kh1 Rxf1#", + "Themes": "backRankMate deflection endgame mate mateIn2 short" + }, + { + "FEN": "1k5r/pp3R2/4p3/6p1/6q1/1P6/P1Q3P1/6K1 w - - 3 35", + "PGN": "1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Nf3 Bg4 5. Be2 Nf6 6. O-O e6 7. h3 Bxf3 8. Bxf3 Bd6 9. c3 Nc6 10. Bg5 h6 11. Bh4 g5 12. Bg3 Bxg3 13. fxg3 Qb6 14. Qc2 O-O-O 15. Nd2 Rhg8 16. g4 Rd7 17. b3 Qd8 18. Rad1 h5 19. c4 hxg4 20. Bxg4 Nxg4 21. hxg4 Nxd4 22. Qd3 Nc6 23. cxd5 Rxd5 24. Qc3 Kb8 25. Rxf7 Qd6 26. Rff1 Nd4 27. Qe3 Nc2 28. Qf3 Rxd2 29. Rxd2 Qxd2 30. Qg3+ Kc8 31. Qf3 Qd4+ 32. Qf2 Qxg4 33. Qxc2+ Kb8 34. Rf7 Rh8 *", + "Moves": "c2c7 b8a8 c7b7", + "MovesSAN": "Qc7+ Ka8 Qxb7#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "4r3/pb3pbk/1p2pB1p/7Q/2P4N/6P1/5P2/3rR1K1 b - - 0 34", + "PGN": "1. d4 d5 2. c4 c6 3. g3 Nf6 4. Bg2 g6 5. cxd5 cxd5 6. Nf3 Bg7 7. O-O O-O 8. Nc3 Bf5 9. Bf4 Ne4 10. Nh4 Nxc3 11. bxc3 Be6 12. Rb1 b6 13. e4 h6 14. Bc1 dxe4 15. Bxe4 Bd5 16. Bd3 Nd7 17. Re1 Bxa2 18. Ra1 Bd5 19. Ba3 Re8 20. c4 Bb7 21. Qg4 Nf6 22. Qe2 e6 23. Bb2 Nh7 24. Rad1 g5 25. Ng2 Nf6 26. h4 Nh7 27. Bxh7+ Kxh7 28. hxg5 Qxg5 29. Bc1 Qf5 30. Nh4 Qf6 31. Qh5 Rad8 32. Bf4 Rxd4 33. Be5 Rxd1 34. Bxf6 *", + "Moves": "d1e1 g1h2 e1h1", + "MovesSAN": "Rxe1+ Kh2 Rh1#", + "Themes": "hangingPiece mate mateIn2 middlegame short" + }, + { + "FEN": "r1bqrbk1/pp1n1pp1/2p4p/3pN3/3P4/2NBP1n1/PPQ2PPP/2R2RK1 w - - 0 14", + "PGN": "1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 Be7 5. Bf4 c6 6. e3 O-O 7. cxd5 exd5 8. Bd3 Re8 9. O-O Nbd7 10. Rc1 Bf8 11. Qc2 h6 12. Ne5 Nh5 13. Bg3 Nxg3 *", + "Moves": "d3h7 g8h8 e5f7", + "MovesSAN": "Bh7+ Kh8 Nxf7#", + "Themes": "deflection kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "2r5/pR4p1/2n3p1/kB6/6r1/2N1B3/PPP4K/R7 b - - 0 26", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 d6 5. O-O Bg4 6. h3 Bh5 7. g4 Bg6 8. Nxd4 Nxd4 9. Qxd4 Ne7 10. f4 Nc6 11. Qd5 Qc8 12. f5 Ne7 13. Qb5+ c6 14. Qb3 d5 15. exd5 cxd5 16. Bb5+ Nc6 17. fxg6 hxg6 18. Qxd5 Rxh3 19. Qxf7+ Kd8 20. Qxf8+ Kc7 21. Rf7+ Kb6 22. Qxc8 Rxc8 23. Nc3 Rg3+ 24. Kh2 Rxg4 25. Be3+ Ka5 26. Rxb7 *", + "Moves": "c8h8 e3h6 h8h6", + "MovesSAN": "Rh8+ Bh6 Rxh6#", + "Themes": "master mate mateIn2 middlegame short" + }, + { + "FEN": "4r2k/ppp3pn/8/6qr/2p5/7P/PPQ2PP1/4R1K1 w - - 0 23", + "PGN": "1. e4 e5 2. Nf3 d6 3. h3 Nc6 4. Bc4 h6 5. O-O Nf6 6. Re1 Be7 7. c3 O-O 8. d4 exd4 9. cxd4 Nh7 10. Nc3 Kh8 11. Bf4 f5 12. Qd2 fxe4 13. Nxe4 Bf5 14. Bxh6 d5 15. Ng3 dxc4 16. Nxf5 Rxf5 17. Qc2 Rh5 18. Bf4 Nxd4 19. Nxd4 Qxd4 20. Rxe7 Qxf4 21. Rae1 Qg5 22. Re8+ Rxe8 *", + "Moves": "e1e8 h7f8 e8f8", + "MovesSAN": "Rxe8+ Nf8 Rxf8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "5r1k/1p2q3/2n5/1NbpP1Q1/5P2/8/6P1/R4R1K b - - 0 31", + "PGN": "1. e4 e6 2. d4 d5 3. exd5 exd5 4. c4 Nf6 5. Nc3 Be7 6. Nf3 O-O 7. Be2 Bg4 8. O-O Nc6 9. Be3 Re8 10. c5 h6 11. a3 a6 12. b4 Qd7 13. Qb1 Rab8 14. a4 Bf8 15. b5 axb5 16. axb5 Nd8 17. Ne5 Rxe5 18. dxe5 Nh7 19. Bd3 g6 20. Bd4 Ne6 21. Bxg6 Nxd4 22. Bxh7+ Kh8 23. f4 Bxc5 24. Kh1 c6 25. bxc6 Nxc6 26. Nb5 f5 27. h3 Qxh7 28. hxg4 Qe7 29. g5 hxg5 30. Qxf5 Rf8 31. Qxg5 *", + "Moves": "e7h7 g5h4 h7h4", + "MovesSAN": "Qh7+ Qh4 Qxh4#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "7k/1p1q2bP/4p3/3n4/p5Q1/P7/1Pr5/K4R1R w - - 1 37", + "PGN": "1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nf3 e6 8. h5 Bh7 9. Bd3 Nf6 10. Bxh7 Nxh7 11. Be3 Bd6 12. Ne4 Be7 13. Qe2 Nd7 14. O-O-O Ndf6 15. Nxf6+ Nxf6 16. Ne5 O-O 17. Kb1 a5 18. g4 Nd5 19. Bd2 a4 20. a3 Ra6 21. f4 Rb6 22. Ka1 Qa8 23. g5 hxg5 24. fxg5 c5 25. Nd7 Rc6 26. Nxf8 Bxf8 27. dxc5 Bxc5 28. g6 Qc8 29. gxf7+ Kxf7 30. Rdf1+ Kg8 31. Bh6 Bd4 32. c3 Rxc3 33. Bxg7 Bxg7 34. h6 Rc2 35. Qg4 Qd7 36. h7+ Kh8 *", + "Moves": "f1f8 g7f8 g4g8", + "MovesSAN": "Rf8+ Bxf8 Qg8#", + "Themes": "mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "2r2b2/p4P1k/Pp5p/1P6/2P5/1B3K1P/1B6/3r4 w - - 0 40", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. Nf3 Bg4 5. Bc4 Nf6 6. d4 c6 7. a3 Nbd7 8. b4 Qc7 9. Bg5 Nd5 10. Nxd5 cxd5 11. Bxd5 e6 12. Bb3 Qc3+ 13. Bd2 Bxf3 14. Bxc3 Bxd1 15. Rxd1 Rc8 16. Bb2 Be7 17. O-O O-O 18. c4 Nb6 19. Rc1 h6 20. Rfd1 Bg5 21. Rc2 Rfd8 22. g3 Bf6 23. f4 g6 24. a4 Be7 25. a5 Nd7 26. b5 Bb4 27. Rd3 Nf6 28. a6 b6 29. Re2 Ng4 30. h3 Nf6 31. Kf2 Kh7 32. Kf3 g5 33. d5 gxf4 34. gxf4 Bd6 35. dxe6 Nh5 36. exf7 Nxf4 37. Red2 Nxd3 38. Rxd3 Bf8 39. Rd1 Rxd1 *", + "Moves": "b3c2 d1d3 c2d3", + "MovesSAN": "Bc2+ Rd3+ Bxd3#", + "Themes": "endgame fork mate mateIn2 short" + }, + { + "FEN": "1r6/5R2/ppb3pk/8/3p2PP/5P2/PPP5/6K1 w - - 0 31", + "PGN": "1. d4 d5 2. Nc3 e6 3. Nf3 Nf6 4. Bf4 Bd6 5. e3 Bxf4 6. exf4 O-O 7. Bd3 Nc6 8. O-O b6 9. Ne5 Bb7 10. Nxc6 Bxc6 11. Qf3 Bb7 12. Rfe1 c5 13. Re5 cxd4 14. Nb5 Nd7 15. Bxh7+ Kxh7 16. Qh5+ Kg8 17. Rg5 Nf6 18. Qh6 g6 19. Nxd4 Nh7 20. Nxe6 Qf6 21. Re1 Nxg5 22. fxg5 Qh8 23. Nxf8 Qxh6 24. gxh6 Rxf8 25. Re7 Rb8 26. h7+ Kxh7 27. Rxf7+ Kh6 28. g4 a6 29. h4 Bc6 30. f3 d4 *", + "Moves": "g4g5 h6h5 f7h7", + "MovesSAN": "g5+ Kh5 Rh7#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "7k/p5bp/8/2K2p2/4p1p1/PQ2P3/1P2q3/R7 w - - 0 38", + "PGN": "1. d4 Nf6 2. c4 c5 3. Nc3 cxd4 4. Qxd4 Nc6 5. Qd1 b6 6. e3 Bb7 7. Nf3 g6 8. Be2 Bg7 9. O-O O-O 10. Bd2 Rc8 11. Qc2 d5 12. a3 dxc4 13. Bxc4 Nd4 14. Nxd4 Rxc4 15. Qb3 Rc5 16. Rfd1 Qa8 17. f3 e5 18. Ndb5 Bxf3 19. gxf3 Qxf3 20. Rf1 Qg4+ 21. Kf2 Qh5 22. Nd6 g5 23. Nce4 Nxe4+ 24. Nxe4 Qh4+ 25. Ng3 Kh8 26. Kg2 g4 27. Bb4 Qh3+ 28. Kg1 Rd8 29. Bxc5 Rd2 30. Rf2 Rxf2 31. Kxf2 Qxh2+ 32. Ke1 Qxg3+ 33. Ke2 Qf3+ 34. Kd3 e4+ 35. Kc4 Qe2+ 36. Kb4 bxc5+ 37. Kxc5 f5 *", + "Moves": "b3b8 g7f8 b8f8", + "MovesSAN": "Qb8+ Bf8+ Qxf8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "3b2k1/5ppp/4p3/8/1Pb5/5Q2/r1r3PP/5RK1 w - - 0 29", + "PGN": "1. e4 e6 2. Nf3 d5 3. e5 Ne7 4. d4 c5 5. c3 Nbc6 6. Bb5 Nf5 7. Bxc6+ bxc6 8. O-O cxd4 9. cxd4 Be7 10. Nc3 O-O 11. Qc2 Rb8 12. a3 Qb6 13. b4 Nxd4 14. Nxd4 Qxd4 15. Be3 Qxe5 16. Bxa7 Ra8 17. Rfe1 Qf6 18. Be3 d4 19. Ne4 dxe3 20. Nxf6+ Bxf6 21. Rad1 exf2+ 22. Kxf2 Rxa3 23. Qxc6 Ra2+ 24. Kf1 Ba6+ 25. Kg1 Rc8 26. Qf3 Rcc2 27. Rf1 Bc4 28. Rd8+ Bxd8 *", + "Moves": "f3f7 g8h8 f7e8", + "MovesSAN": "Qxf7+ Kh8 Qe8#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "3b2k1/1Q3ppp/1p6/8/P7/4q1P1/4rRKP/8 w - - 0 35", + "PGN": "1. c3 d5 2. Nf3 Bf5 3. Qb3 b6 4. g3 Nf6 5. Bg2 e6 6. O-O Be7 7. d4 O-O 8. Bg5 Nbd7 9. Qa4 c5 10. c4 dxc4 11. dxc5 Nxc5 12. Qxc4 Rc8 13. Nc3 Nce4 14. Qa6 Nxg5 15. Nxg5 Rc7 16. Nb5 Rc2 17. Qxa7 Rxb2 18. a4 Rxe2 19. Rad1 Nd5 20. Bxd5 Bxg5 21. Bxe6 Qf6 22. Bxf5 Qxf5 23. Nd4 Qe5 24. Nxe2 Qxe2 25. Rfe1 Qb2 26. Kg2 Bf6 27. Kh3 Qxf2 28. Rf1 Qc5 29. Qb7 Qh5+ 30. Kg2 Re8 31. Rd2 Qh6 32. Rd7 Re2+ 33. Rf2 Qe3 34. Rd8+ Bxd8 *", + "Moves": "b7f7 g8h8 f7f8", + "MovesSAN": "Qxf7+ Kh8 Qf8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "3R4/7r/4pp2/4kp2/8/4PPP1/5K2/8 w - - 0 42", + "PGN": "1. d4 d5 2. Nf3 Nc6 3. g3 Bg4 4. Bg2 Bxf3 5. Bxf3 e6 6. O-O Bb4 7. b3 Nf6 8. Bb2 h6 9. c3 Ba5 10. c4 dxc4 11. bxc4 O-O 12. Nc3 Qxd4 13. Qb3 Bxc3 14. Bxc3 Qb6 15. Bxf6 Qxb3 16. axb3 gxf6 17. Bxc6 bxc6 18. Rfd1 Rab8 19. Rd3 Rb4 20. Rxa7 Rfb8 21. Rxc7 Rxb3 22. Rxb3 Rxb3 23. Rxc6 Rc3 24. Kg2 Kf8 25. e3 f5 26. Kf3 Ke7 27. Kf4 Rc2 28. Kf3 Kf6 29. c5 Ke5 30. Rc7 f6 31. Rh7 Rxc5 32. Rxh6 Rc4 33. h4 Rg4 34. Rh8 Rc4 35. h5 Rg4 36. h6 Rg6 37. h7 Rg7 38. Ke2 Ke4 39. f3+ Ke5 40. Kf2 Rc7 41. Rd8 Rxh7 *", + "Moves": "f3f4 e5e4 d8d4", + "MovesSAN": "f4+ Ke4 Rd4#", + "Themes": "endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "6rk/Q7/5P1p/2p1P3/3p3q/3P4/6RP/4R2K b - - 0 37", + "PGN": "1. Nf3 d5 2. c4 e6 3. cxd5 exd5 4. Nc3 Nf6 5. d3 c6 6. a3 h6 7. g3 Bd6 8. Bg2 Nbd7 9. O-O O-O 10. Re1 Qc7 11. Bd2 Re8 12. Rc1 Ne5 13. Nb5 Nxf3+ 14. Bxf3 Qd7 15. Nxd6 Qxd6 16. Bb4 Qe5 17. Bg2 Qxb2 18. Bc3 Qxa3 19. Bxf6 gxf6 20. Qd2 Kh7 21. Qf4 Qe7 22. e4 d4 23. e5 Bd7 24. Be4+ f5 25. Bxf5+ Bxf5 26. Qxf5+ Kg7 27. f4 c5 28. Qg4+ Kh7 29. f5 Rg8 30. Qe4 Qg5 31. f6+ Rg6 32. Qxb7 Rag8 33. Qxf7+ Kh8 34. Qxa7 Qh4 35. Rc2 Rxg3+ 36. Kh1 Rg2 37. Rxg2 *", + "Moves": "h4e1 g2g1 e1g1", + "MovesSAN": "Qxe1+ Rg1 Qxg1#", + "Themes": "endgame hangingPiece mate mateIn2 short" + }, + { + "FEN": "3r3k/p1p3pp/1p1r4/6P1/4Pp1P/2Q1bP2/PPP5/1K3R2 b - - 6 26", + "PGN": "1. e4 e5 2. Nf3 d6 3. Bc4 Be7 4. Nc3 Nf6 5. d4 exd4 6. Nxd4 O-O 7. Bf4 Re8 8. Qf3 Nbd7 9. O-O-O Ne5 10. Bxe5 dxe5 11. Ne6 Qxd1+ 12. Rxd1 fxe6 13. g4 Rf8 14. g5 Nd5 15. Qg3 Nf4 16. h4 b6 17. Qg4 Bc5 18. Rf1 Bd7 19. Ne2 Rad8 20. Nxf4 exf4 21. Bxe6+ Bxe6 22. Qxe6+ Kh8 23. f3 Rd6 24. Qc4 Rfd8 25. Qc3 Be3+ 26. Kb1 *", + "Moves": "d6d1 f1d1 d8d1", + "MovesSAN": "Rd1+ Rxd1 Rxd1#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "7k/6Rp/p2p2pP/2p1pr2/2P5/8/P5QK/2q5 w - - 8 38", + "PGN": "1. d4 Nf6 2. c4 c5 3. d5 g6 4. Nc3 Bg7 5. e4 d6 6. Bg5 a6 7. Qd2 Nbd7 8. h4 Rb8 9. f3 Qc7 10. g4 Ne5 11. h5 b6 12. h6 Bf8 13. Bd3 Bd7 14. Nge2 Nxd3+ 15. Qxd3 b5 16. b3 Qa5 17. O-O bxc4 18. bxc4 Nxg4 19. fxg4 Bxg4 20. Nf4 f6 21. Bxf6 exf6 22. Rab1 Qc7 23. Rxb8+ Qxb8 24. Rb1 Qc8 25. Rb6 Be7 26. e5 fxe5 27. Ne6 Bxe6 28. dxe6 O-O 29. Nd5 Qd8 30. Rb7 Bf6 31. Nxf6+ Qxf6 32. Rg7+ Kh8 33. Qe2 Qxe6 34. Qe4 Qf6 35. Qe2 Qg5+ 36. Qg2 Qc1+ 37. Kh2 Rf5 *", + "Moves": "g2a8 f5f8 a8f8", + "MovesSAN": "Qa8+ Rf8 Qxf8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "8/6R1/3r3P/3r4/5B2/5kP1/5P1K/8 b - - 0 49", + "PGN": "1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Nf3 Bg4 5. Be2 Nc6 6. O-O e6 7. c4 Nb6 8. Nc3 dxe5 9. dxe5 Bxf3 10. Bxf3 Nxe5 11. Bxb7 Rb8 12. Qxd8+ Rxd8 13. b3 Nd3 14. Be3 Be7 15. Rad1 Bf6 16. Ne4 Be7 17. Bc6+ Kf8 18. a4 f5 19. Nc3 Kf7 20. a5 Nc8 21. Nb5 a6 22. Nxc7 Bd6 23. Nxe6 Kxe6 24. Bd5+ Kf6 25. Rxd3 Ne7 26. Bd4+ Kg6 27. Re1 Nxd5 28. cxd5 Bf4 29. Re6+ Kf7 30. Rf3 Rxd5 31. Rxf4 Kxe6 32. h4 Rhd8 33. Bxg7 Rxa5 34. h5 Rd3 35. b4 Rb5 36. h6 Rb3 37. Bf8 a5 38. bxa5 Rxa5 39. Rc4 Rb7 40. Rc6+ Kf7 41. Bc5 Rd7 42. Be3 Rad5 43. g3 R7d6 44. Rc7+ Kg6 45. Rg7+ Kh5 46. Rxh7 Kg4 47. Rg7+ Kf3 48. Kh2 f4 49. Bxf4 *", + "Moves": "d5h5 h2g1 d6d1", + "MovesSAN": "Rh5+ Kg1 Rd1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "4rk2/p1p1rppp/P1pp4/8/5Nn1/B1N5/P1PP1PPP/R5K1 b - - 0 18", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. Bxc6 bxc6 5. Nxe5 Nxe4 6. Qe2 Qh4 7. O-O Be7 8. Nd3 Nf6 9. Re1 Ng4 10. Qxe7+ Qxe7 11. Rxe7+ Kxe7 12. Nc3 Re8 13. b4 Kf8 14. Bb2 Ba6 15. Nf4 Re7 16. Ba3 Rae8 17. b5 d6 18. bxa6 *", + "Moves": "e7e1 a1e1 e8e1", + "MovesSAN": "Re1+ Rxe1 Rxe1#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "6k1/5p1p/p3q2P/8/P4Q2/8/6PK/8 w - - 1 41", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Nf6 5. e5 d5 6. Bb5 Ne4 7. Nxd4 Bd7 8. Bxc6 bxc6 9. O-O c5 10. Nb3 c6 11. c3 Be7 12. f3 Ng5 13. f4 Ne4 14. N1d2 Nxd2 15. Bxd2 Qb6 16. Kh1 O-O 17. f5 Qd8 18. f6 gxf6 19. exf6 Bxf6 20. Nxc5 Bg7 21. Nxd7 Qxd7 22. Qf3 Rab8 23. b3 c5 24. Rad1 d4 25. cxd4 cxd4 26. Qg3 Kh8 27. Bf4 Rbe8 28. Rfe1 Rxe1+ 29. Rxe1 Re8 30. Rd1 Re2 31. a4 d3 32. h3 d2 33. Kh2 Qe6 34. Rxd2 Rxd2 35. Bxd2 Be5 36. Bf4 Bxf4 37. Qxf4 Qxb3 38. h4 a6 39. h5 Qe6 40. h6 Kg8 *", + "Moves": "f4b8 e6e8 b8e8", + "MovesSAN": "Qb8+ Qe8 Qxe8#", + "Themes": "endgame mate mateIn2 queenEndgame short" + }, + { + "FEN": "Q7/8/1q6/1P6/K1k5/8/8/8 b - - 0 65", + "PGN": "1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Nxd7 5. O-O Ngf6 6. Re1 g6 7. c3 Bg7 8. d3 O-O 9. Bg5 a6 10. Qd2 Rc8 11. Bh6 Qc7 12. Bxg7 Kxg7 13. Na3 Ne5 14. Nxe5 dxe5 15. Nc4 b5 16. Ne3 Nd7 17. Nd5 Qd6 18. b3 Nb6 19. c4 Nxd5 20. exd5 f6 21. a4 b4 22. Re3 a5 23. Rg3 g5 24. h4 h6 25. hxg5 hxg5 26. f3 Rh8 27. Kf2 Rh4 28. Rg1 Rch8 29. Qe2 e6 30. Qe4 exd5 31. Qxd5 Qxd5 32. cxd5 Rd8 33. Ke2 Rxd5 34. Rg4 Rxg4 35. fxg4 Rd4 36. Rc1 Rd5 37. Rc4 Kf7 38. Ke3 Ke6 39. Ke4 Kd6 40. g3 Ke6 41. Ke3 f5 42. gxf5+ Kxf5 43. g4+ Ke6 44. Ke4 Rd4+ 45. Rxd4 cxd4 46. Kf3 Kd5 47. Kg3 e4 48. Kf2 exd3 49. Ke1 Ke4 50. Kd2 Kf4 51. Kxd3 Kxg4 52. Kxd4 Kf3 53. Kc5 g4 54. Kb5 g3 55. Kxa5 g2 56. Kxb4 g1=Q 57. Kb5 Qa7 58. a5 Ke4 59. b4 Kd5 60. a6 Kd6 61. Ka5 Kc6 62. b5+ Kc5 63. Ka4 Qb6 64. a7 Kc4 65. a8=Q *", + "Moves": "b6b5 a4a3 b5b3", + "MovesSAN": "Qxb5+ Ka3 Qb3#", + "Themes": "endgame mate mateIn2 queenEndgame short" + }, + { + "FEN": "Q7/3R4/2B5/2p1p1p1/2k1Pb2/5P1p/7P/r4NK1 b - - 0 45", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 4. d4 a6 5. Ba4 b5 6. Bb3 Nf6 7. dxe5 Nxe5 8. Nxe5 dxe5 9. Bxf7+ Ke7 10. Qxd8+ Kxd8 11. Bg5 Be7 12. Bxf6 Bxf6 13. f3 Ke7 14. Bd5 Rb8 15. Ke2 Rd8 16. Rd1 Kf8 17. c4 bxc4 18. Bxc4 Rxd1 19. Kxd1 Rxb2 20. Nd2 Bg5 21. Nf1 Rxg2 22. Rb1 Ke8 23. Rb8 Kd8 24. Be6 Rg1 25. Rxc8+ Ke7 26. Bh3 Kd6 27. Ke2 Bf4 28. Ra8 c6 29. Rxa6 h5 30. Kf2 Rg5 31. a4 h4 32. Bg4 Rg6 33. Ra8 Rf6 34. Ra5 Rf8 35. Ra7 g5 36. a5 Rb8 37. a6 Rb2+ 38. Kg1 Rb1 39. Rd7+ Kc5 40. a7 Ra1 41. Rb7 Kd4 42. Bd7 c5 43. Bc6 h3 44. Rd7+ Kc4 45. a8=Q *", + "Moves": "f4e3 g1h1 a1f1", + "MovesSAN": "Be3+ Kh1 Rxf1#", + "Themes": "deflection endgame mate mateIn2 pin short" + }, + { + "FEN": "r1b2k2/pp3ppp/5n2/8/2P5/N7/1PB2qPP/1K1RR3 w - - 0 25", + "PGN": "1. d4 c5 2. c4 cxd4 3. Qxd4 e6 4. Nf3 Nf6 5. Bg5 Nc6 6. Qc3 Bb4 7. Qxb4 Nxb4 8. Na3 Qa5 9. Bd2 Qb6 10. O-O-O Nxa2+ 11. Kb1 Nb4 12. Be3 Qd8 13. Bd2 Nc6 14. e4 O-O 15. Bd3 e5 16. Bc3 Nd4 17. Nxd4 exd4 18. Bxd4 d6 19. e5 dxe5 20. Bxe5 Qe7 21. Bd6 Qe6 22. Bxf8 Kxf8 23. Rhe1 Qb6 24. Bc2 Qxf2 *", + "Moves": "d1d8 f6e8 e1e8", + "MovesSAN": "Rd8+ Ne8 Rexe8#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "6k1/1p3p1p/4p1p1/6PP/3Rp3/8/1r3r2/3K3R w - - 0 28", + "PGN": "1. e4 d6 2. Nf3 Nf6 3. Nc3 g6 4. d4 Bg7 5. Be3 O-O 6. Qd2 Ng4 7. h3 Nxe3 8. Qxe3 Nd7 9. O-O-O Nf6 10. g4 c5 11. g5 Nh5 12. h4 Qa5 13. e5 cxd4 14. Nxd4 dxe5 15. Nb3 Qb6 16. Qxb6 axb6 17. Nd5 e6 18. Nxb6 Ra7 19. Nxc8 Rxc8 20. Rd7 Nf4 21. Bd3 Nxd3+ 22. Rxd3 Rxa2 23. h5 e4 24. Rd7 Rxb2 25. Nd4 Bxd4 26. Rxd4 Rcxc2+ 27. Kd1 Rxf2 *", + "Moves": "d4d8 g8g7 h5h6", + "MovesSAN": "Rd8+ Kg7 h6#", + "Themes": "endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "3r2k1/2p1R1pp/1pB2p2/8/PPb5/8/5PPP/6K1 b - - 1 25", + "PGN": "1. d4 Nf6 2. Nc3 e6 3. e4 Bb4 4. Bd2 Bxc3 5. Bxc3 Nxe4 6. Qd3 d5 7. Nf3 O-O 8. Be2 Nc6 9. O-O Re8 10. Rfe1 e5 11. dxe5 Nxe5 12. Nxe5 Nxc3 13. Qxc3 d4 14. Qc5 b6 15. Qb5 a6 16. Nc6 axb5 17. Nxd8 Rxd8 18. Bxb5 Ba6 19. Bc6 Rab8 20. Rad1 d3 21. cxd3 Bxd3 22. b4 Bc4 23. Rxd8+ Rxd8 24. a4 f6 25. Re7 *", + "Moves": "d8d1 e7e1 d1e1", + "MovesSAN": "Rd1+ Re1 Rxe1#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "2k5/1p6/p3R3/P3p3/3pP1Pp/3P3r/2P3K1/5R1r b - - 5 35", + "PGN": "1. Nf3 Nc6 2. g3 e5 3. d3 d5 4. Nbd2 Nf6 5. e4 d4 6. Bg2 Bd6 7. O-O Be6 8. h3 Kd7 9. a3 Qe7 10. b4 Rad8 11. Ng5 Kc8 12. Nxe6 fxe6 13. Nc4 g5 14. Bxg5 h6 15. Bh4 Qf7 16. b5 Ne7 17. Qf3 Rdf8 18. Rfb1 Ng6 19. Bxf6 Qxf6 20. Qxf6 Rxf6 21. a4 h5 22. a5 h4 23. g4 Nf4 24. b6 a6 25. bxc7 Bxc7 26. Nb6+ Bxb6 27. Rxb6 Rhf8 28. f3 Nxg2 29. Kxg2 Rxf3 30. Rxe6 Rg3+ 31. Kh2 Rf2+ 32. Kh1 Rxh3+ 33. Kg1 Rfh2 34. Rf1 Rh1+ 35. Kg2 *", + "Moves": "h3h2 g2f3 h1f1", + "MovesSAN": "R3h2+ Kf3 Rxf1#", + "Themes": "deflection endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "1Q6/4k2p/3p2p1/8/Q4P2/4r2P/5bPK/8 b - - 0 43", + "PGN": "1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. c4 d6 6. Nc3 Qc7 7. f4 Nd7 8. Be3 b6 9. Rc1 Bb7 10. Be2 Ngf6 11. Bf3 Rc8 12. b3 Nc5 13. Qc2 Qb8 14. O-O b5 15. cxb5 Ncxe4 16. Qb2 Nxc3 17. Bxb7 Qxb7 18. bxa6 Qxa6 19. Rxc3 Rxc3 20. Qxc3 Nd5 21. Qd2 Nxe3 22. Qxe3 Qxa2 23. Nxe6 fxe6 24. Qxe6+ Kd8 25. Rc1 Qa7+ 26. Kh1 Qb7 27. b4 Be7 28. b5 Re8 29. b6 Bf8 30. Qg4 Re7 31. Qf5 Re8 32. h3 g6 33. Qf6+ Be7 34. Qe6 Qd7 35. Qd5 Bh4 36. Rc6 Re1+ 37. Kh2 Re6 38. Rc7 Bf2 39. Qa8+ Ke7 40. Rxd7+ Kxd7 41. Qa4+ Ke7 42. b7 Re3 43. b8=Q *", + "Moves": "f2g3 h2g1 e3e1", + "MovesSAN": "Bg3+ Kg1 Re1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r7/pb6/2NR4/5k2/6r1/8/P6K/4R3 w - - 3 36", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 Nge7 4. O-O g6 5. c3 Bg7 6. d4 exd4 7. cxd4 d5 8. e5 h6 9. Nc3 g5 10. h4 g4 11. Nh2 h5 12. f3 Nf5 13. Bxc6+ bxc6 14. fxg4 Nxh4 15. gxh5 c5 16. dxc5 Bxe5 17. Re1 f6 18. Nxd5 c6 19. Nc3 Qe7 20. Bf4 Qxc5+ 21. Kh1 Qf2 22. Qd2 Qxd2 23. Bxd2 Rxh5 24. Ne4 Kf7 25. Bc3 Nxg2 26. Kxg2 Rxh2+ 27. Kg1 Rc2 28. Bxe5 fxe5 29. Nd6+ Ke6 30. Rad1 Rxb2 31. Nc4 Rb4 32. Nxe5 Kf6 33. Rd6+ Kf5 34. Nxc6 Rg4+ 35. Kh2 Bb7 *", + "Moves": "e1e5 f5f4 d6f6", + "MovesSAN": "Re5+ Kf4 Rf6#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r3r1k1/pppq1ppp/8/8/2Pn1Qb1/P3B1N1/R4PPP/4KB1R b K - 0 17", + "PGN": "1. e4 d5 2. exd5 Nf6 3. c4 e6 4. dxe6 Bxe6 5. d4 Bb4+ 6. Nc3 Ne4 7. Qd3 Bf5 8. Ne2 O-O 9. Qf3 Qd7 10. a3 Bxc3+ 11. bxc3 Re8 12. Be3 Nc6 13. Ng3 Bg4 14. Qf4 Nxc3 15. Rc1 Na2 16. Rc2 Nxd4 17. Rxa2 *", + "Moves": "d4c2 a2c2 d7d1", + "MovesSAN": "Nc2+ Rxc2 Qd1#", + "Themes": "clearance mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "6k1/p1p3pp/1pB5/8/3b2PP/1P6/P2r2P1/1K3R2 w - - 3 28", + "PGN": "1. e4 e5 2. Nc3 Nc6 3. Nf3 Be7 4. d4 exd4 5. Nxd4 Nf6 6. Nxc6 dxc6 7. Qxd8+ Bxd8 8. Bf4 O-O 9. O-O-O Nh5 10. Bg3 Nxg3 11. fxg3 Be6 12. b3 Bf6 13. Rd3 Rfd8 14. Be2 Rxd3 15. Bxd3 Bxc3 16. Rd1 Bf6 17. Be2 Rd8 18. Re1 Bc3 19. Rf1 Bd2+ 20. Kb1 Bh6 21. Bf3 b6 22. h4 f5 23. exf5 Bxf5 24. g4 Bxc2+ 25. Kxc2 Be3 26. Bxc6 Rd2+ 27. Kb1 Bd4 *", + "Moves": "c6d5 g8h8 f1f8", + "MovesSAN": "Bd5+ Kh8 Rf8#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "2kr1bnr/Q1p2ppp/p1pp4/8/N4q2/8/PP3PPP/2R3K1 w - - 0 17", + "PGN": "1. e4 e5 2. d4 exd4 3. Qxd4 d6 4. Nf3 Nc6 5. Qa4 Bd7 6. Bb5 a6 7. Bxc6 Bxc6 8. Qd4 Qe7 9. O-O O-O-O 10. Qa7 Qxe4 11. Nc3 Qxc2 12. Bf4 Bxf3 13. Rac1 Qf5 14. Na4 Bc6 15. Rxc6 bxc6 16. Rc1 Qxf4 *", + "Moves": "a4b6 c7b6 c1c6", + "MovesSAN": "Nb6+ cxb6 Rxc6#", + "Themes": "mate mateIn2 middlegame queensideAttack sacrifice short" + }, + { + "FEN": "4k3/3b1r2/3B2R1/3p3p/4pPpP/1p2P1K1/6B1/1r6 w - - 8 49", + "PGN": "1. c4 e6 2. Nc3 d5 3. cxd5 exd5 4. d4 f5 5. g3 Nf6 6. Bg2 c6 7. a3 Bd6 8. e3 O-O 9. Nf3 Ne4 10. O-O Nd7 11. Qc2 Ndf6 12. b4 Qe8 13. Bb2 Qh5 14. Nxe4 fxe4 15. Ne5 Bxe5 16. dxe5 Ng4 17. h3 Nxe5 18. Qc3 Re8 19. g4 Qf7 20. Qb3 Nf3+ 21. Kh1 Nd2 22. Qc3 Nxf1 23. Rxf1 Rf8 24. f4 Qf6 25. Qc2 Qh4 26. Qc3 Rf7 27. Kg1 h5 28. Qe5 hxg4 29. Qe8+ Rf8 30. Qg6 Qh6 31. Qxh6 gxh6 32. h4 h5 33. Be5 a5 34. b5 cxb5 35. Rc1 Bd7 36. Rc7 Rf7 37. Rxb7 Rc8 38. Ra7 Rc1+ 39. Kh2 b4 40. Ra8+ Kh7 41. Rh8+ Kg6 42. axb4 axb4 43. Rb8 Rb1 44. Kg3 b3 45. Rg8+ Kf5 46. Rg5+ Ke6 47. Rg6+ Ke7 48. Bd6+ Ke8 *", + "Moves": "g6g8 f7f8 g8f8", + "MovesSAN": "Rg8+ Rf8 Rxf8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "rk1r4/pp5p/4QP1N/1N6/8/8/P5PP/7K b - - 4 35", + "PGN": "1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Bb5 Bd7 6. Bxc6 Bxc6 7. Ne2 cxd4 8. Nxd4 Ne7 9. Be3 Nf5 10. O-O Be7 11. Qf3 Nxe3 12. fxe3 f6 13. Nxe6 Qb6 14. Nxg7+ Kf7 15. Nf5 d4 16. e4 Qxb2 17. exf6 Bc5 18. Nh6+ Kf8 19. Qg4 dxc3+ 20. Kh1 Bxe4 21. Qg7+ Ke8 22. Qf7+ Kd8 23. Rd1+ Kc8 24. Qe6+ Kb8 25. Qxe4 Qxa1 26. Qe5+ Kc8 27. Qxc5+ Kb8 28. Qd6+ Kc8 29. Qd7+ Kb8 30. Qd6+ Kc8 31. Rc1 Qb2 32. Rxc3+ Qxc3 33. Nxc3 Rd8 34. Qe6+ Kb8 35. Nb5 *", + "Moves": "d8d1 e6e1 d1e1", + "MovesSAN": "Rd1+ Qe1 Rxe1#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "7k/bpR4p/p4r2/3PQ3/1P2p1pq/P3P3/5PKP/8 w - - 1 39", + "PGN": "1. c4 e5 2. g3 Nf6 3. Bg2 Nc6 4. Nc3 Bb4 5. Nd5 O-O 6. e3 a6 7. Ne2 Bc5 8. O-O Re8 9. d4 Ba7 10. b3 e4 11. Nxf6+ Qxf6 12. a3 d6 13. Bb2 Bf5 14. Qc2 Qg6 15. Nf4 Qh6 16. Nd5 Rac8 17. Rad1 Nd8 18. Nf4 g5 19. Ne2 Bg4 20. d5 Bf3 21. Nd4 g4 22. Nf5 Qg5 23. Qc3 Re5 24. Nh4 f6 25. Rd2 Nf7 26. Qc2 Qh5 27. Bxe5 fxe5 28. b4 Rf8 29. c5 Ng5 30. cxd6 cxd6 31. Qc7 Bxg2 32. Rc1 Nf3+ 33. Kxg2 Nxd2 34. Qxd6 Nf3 35. Rc7 Nxh4+ 36. gxh4 Qxh4 37. Qe6+ Kh8 38. Qxe5+ Rf6 *", + "Moves": "e5e8 f6f8 e8f8", + "MovesSAN": "Qe8+ Rf8 Qxf8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "6rk/pp4p1/5p1B/1P2n3/3q4/P2p4/6PQ/5RK1 w - - 1 37", + "PGN": "1. e4 c6 2. Nf3 d5 3. exd5 cxd5 4. c4 d4 5. d3 Nc6 6. Be2 e5 7. Ng5 Nf6 8. O-O Bd6 9. f4 O-O 10. fxe5 Bxe5 11. Nd2 h6 12. Nge4 Nxe4 13. Nxe4 Qh4 14. Ng3 Bxg3 15. hxg3 Qxg3 16. Bf4 Qh4 17. Bh5 Be6 18. Qf3 Qd8 19. Bg4 Bxg4 20. Qxg4 Kh8 21. a3 Qc8 22. Qg3 Qd7 23. b4 Rae8 24. b5 Na5 25. Be5 Rg8 26. Rae1 f6 27. Bf4 Rxe1 28. Rxe1 Qf5 29. Bd2 Nb3 30. Bf4 Nc5 31. Bd6 Nxd3 32. Rf1 Qe4 33. Bf4 Ne5 34. Qh2 d3 35. Bd2 Qxc4 36. Bxh6 Qd4+ *", + "Moves": "h6e3 d4h4 h2h4", + "MovesSAN": "Be3+ Qh4 Qxh4#", + "Themes": "discoveredAttack endgame mate mateIn2 short" + }, + { + "FEN": "R7/2p1Np1k/3p2pp/2qPp3/4P3/3P4/1P2bQPP/6K1 b - - 5 27", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. O-O Nf6 5. d3 h6 6. Be3 Bxe3 7. fxe3 d6 8. Nc3 Ne7 9. Nd5 Nfxd5 10. exd5 Ng6 11. e4 Bg4 12. Qe1 O-O 13. Qg3 Qd7 14. a4 a6 15. Nh4 b5 16. axb5 axb5 17. Rxa8 Rxa8 18. Nxg6 bxc4 19. Nh4 cxd3 20. cxd3 Ra2 21. Rf2 Ra1+ 22. Rf1 Be2 23. Rxa1 Qb5 24. Nf5 g6 25. Ra8+ Kh7 26. Ne7 Qc5+ 27. Qf2 *", + "Moves": "c5c1 f2e1 c1e1", + "MovesSAN": "Qc1+ Qe1 Qxe1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "7k/6pp/p3Qb2/q7/5P2/2P5/PK5P/4R3 b - - 0 28", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e5 7. Nxc6 bxc6 8. Bc4 Be7 9. Qd2 d5 10. Bxf6 Bxf6 11. exd5 cxd5 12. Bxd5 Rb8 13. O-O-O O-O 14. Ne4 Be7 15. g3 Bf5 16. Rhe1 Bxe4 17. Rxe4 Bg5 18. f4 exf4 19. gxf4 Bf6 20. c3 Qb6 21. Rb4 Qa5 22. Kb1 Rfd8 23. Rxb8 Rxb8 24. Bxf7+ Kxf7 25. Qd7+ Kg8 26. Qe6+ Kh8 27. Re1 Rxb2+ 28. Kxb2 *", + "Moves": "a5c3 b2b1 c3b2", + "MovesSAN": "Qxc3+ Kb1 Qb2#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "Q7/p1k5/1p1p2p1/3P4/2q1P3/6b1/PP5p/R4R1K b - - 0 30", + "PGN": "1. d4 g6 2. c4 Bg7 3. Nf3 b6 4. Bf4 Bb7 5. e3 d6 6. Nc3 e6 7. Be2 Nf6 8. O-O Nh5 9. Bg3 Nxg3 10. hxg3 h5 11. d5 e5 12. Nh2 h4 13. g4 Bc8 14. Ne4 f5 15. gxf5 Bxf5 16. Nc3 h3 17. g3 Nd7 18. Bg4 Bxg4 19. Nxg4 h2+ 20. Kh1 Nf6 21. f4 Qd7 22. Nxf6+ Bxf6 23. fxe5 Bxe5 24. Nb5 Bxg3 25. Nxc7+ Qxc7 26. e4 Qxc4 27. Qg4 Rg8 28. Qe6+ Kd8 29. Qxg8+ Kc7 30. Qxa8 *", + "Moves": "c4e4 f1f3 e4f3", + "MovesSAN": "Qxe4+ Rf3 Qxf3#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "2r3rk/ppqn1p1p/4pPp1/3pP1P1/3P4/1PN2R1Q/P6P/2B3K1 w - - 3 23", + "PGN": "1. e4 c6 2. b3 d5 3. Bb2 Nf6 4. e5 Ng8 5. f4 Bf5 6. d4 e6 7. Bd3 Ne7 8. Nf3 Bxd3 9. Qxd3 Nf5 10. O-O g6 11. c4 Nd7 12. Nc3 Be7 13. cxd5 cxd5 14. Rac1 O-O 15. g4 Nh4 16. Nxh4 Bxh4 17. f5 Bg5 18. f6 Bxc1 19. Bxc1 Kh8 20. Qh3 Rg8 21. g5 Qc7 22. Rf3 Rac8 *", + "Moves": "h3h7 h8h7 f3h3", + "MovesSAN": "Qxh7+ Kxh7 Rh3#", + "Themes": "attraction kingsideAttack mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "3Q4/kp1R4/pr3p2/N7/8/PPP5/K3n3/5q2 w - - 8 40", + "PGN": "1. e4 e5 2. Nc3 Bb4 3. Nf3 d6 4. a3 Ba5 5. Bc4 Bb6 6. d3 h5 7. h3 g5 8. Bxg5 f6 9. Be3 Bxe3 10. fxe3 Qe7 11. Qe2 Be6 12. O-O-O Nc6 13. Nd5 Bxd5 14. Bxd5 a6 15. g4 hxg4 16. hxg4 Rxh1 17. Rxh1 O-O-O 18. d4 exd4 19. exd4 Na5 20. Nd2 c6 21. Bc4 d5 22. exd5 Nxc4 23. Qxc4 Kb8 24. dxc6 Rc8 25. d5 Qd6 26. Ne4 Qf4+ 27. Nd2 Qg5 28. b3 Ne7 29. Kb2 Nxd5 30. Rd1 Qe5+ 31. c3 Rxc6 32. Qd3 Nf4 33. Qd8+ Ka7 34. Nc4 Qe2+ 35. Rd2 Qxg4 36. Na5 Rb6 37. Rd7 Qg2+ 38. Kb1 Qf1+ 39. Ka2 Ne2 *", + "Moves": "d7b7 b6b7 a5c6", + "MovesSAN": "Rxb7+ Rxb7 Nc6#", + "Themes": "endgame mate mateIn2 sacrifice short" + }, + { + "FEN": "r4rk1/5pp1/p3p3/3NQ3/1P3P2/P5qp/1BP3Pb/5R1K w - - 0 24", + "PGN": "1. b3 d5 2. Bb2 c5 3. e3 Nc6 4. Nf3 Nf6 5. d4 e6 6. Bb5 Qa5+ 7. Nc3 Bd7 8. O-O a6 9. Bxc6 Bxc6 10. Ne5 h5 11. Nxc6 bxc6 12. a3 Qc7 13. dxc5 Bxc5 14. b4 Bd6 15. e4 Bxh2+ 16. Kh1 Ng4 17. f3 Ne3 18. Qe2 Nxf1 19. Rxf1 h4 20. exd5 cxd5 21. Nxd5 Qg3 22. f4 O-O 23. Qe5 h3 *", + "Moves": "d5e7 g8h7 e5h5", + "MovesSAN": "Ne7+ Kh7 Qh5#", + "Themes": "anastasiaMate kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "4n3/4kp1p/p3p1p1/1p1R4/2rQ1b2/P7/1Pq2PP1/4R2K w - - 4 27", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. Bb5 d6 4. c3 Bd7 5. d4 cxd4 6. cxd4 a6 7. Ba4 b5 8. Bc2 g6 9. a3 Bg7 10. Nc3 e6 11. O-O Nf6 12. Bg5 Qc7 13. Qd2 O-O 14. e5 dxe5 15. Nxe5 Nxe5 16. dxe5 Ne8 17. Be7 Bxe5 18. Rad1 Bxh2+ 19. Kh1 Bc6 20. Bxf8 Bf4 21. Qd4 Kxf8 22. Qh8+ Ke7 23. Nd5+ Bxd5 24. Rxd5 Qxc2 25. Re1 Rc8 26. Qd4 Rc4 *", + "Moves": "d5d7 e7f8 d4h8", + "MovesSAN": "Rd7+ Kf8 Qh8#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "r4rk1/2q2pp1/2p1b2p/1p2N3/p2PpPP1/P3P3/nP1KB1P1/1Q1R3R b - - 2 21", + "PGN": "1. d4 e6 2. c4 d5 3. cxd5 exd5 4. Nc3 Nf6 5. Bf4 Bd6 6. Bg3 O-O 7. Nf3 c6 8. e3 Bg4 9. Bd3 Bxg3 10. hxg3 h6 11. Qb3 Qc7 12. Ne5 Be6 13. O-O-O b5 14. f4 a5 15. Be2 a4 16. Qc2 Na6 17. g4 Nb4 18. Qb1 Ne4 19. Nxe4 dxe4 20. a3 Na2+ 21. Kd2 *", + "Moves": "c7a5 b2b4 a4b3", + "MovesSAN": "Qa5+ b4 axb3#", + "Themes": "discoveredAttack enPassant mate mateIn2 middlegame short" + }, + { + "FEN": "2k5/ppp2p2/4b2Q/2p4p/2P1P3/1P1P1N1q/P4K2/8 w - - 0 30", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nxe5 Nc6 4. Nxc6 dxc6 5. d3 Bc5 6. Be2 h5 7. c3 Bxf2+ 8. Kxf2 Ng4+ 9. Kg1 Qf6 10. Qf1 Qe5 11. Bf4 Qb5 12. b3 Rh6 13. Bxh6 gxh6 14. Bxg4 Bxg4 15. h3 Be6 16. c4 Qe5 17. Nd2 O-O-O 18. Nf3 Qc3 19. Rd1 Rg8 20. Qe2 Qf6 21. Rf1 c5 22. Kf2 Qf4 23. Ke1 Qc1+ 24. Qd1 Qc3+ 25. Qd2 Qa1+ 26. Ke2 Rxg2+ 27. Rf2 Rxf2+ 28. Kxf2 Qxh1 29. Qxh6 Qxh3 *", + "Moves": "h6f8 c8d7 f3e5", + "MovesSAN": "Qf8+ Kd7 Ne5#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "1r3r1k/2q5/3pB1Pp/p2Rp1Q1/4P3/1p6/PPP5/1K6 w - - 0 30", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f3 e6 7. Be3 Be7 8. Qd2 O-O 9. g4 Qc7 10. O-O-O b5 11. g5 Nfd7 12. h4 Bb7 13. h5 Nc6 14. g6 Nxd4 15. Bxd4 Ne5 16. Qf2 b4 17. Ne2 Rac8 18. Nf4 Nxf3 19. Bh3 Nxd4 20. Rxd4 e5 21. Nd5 Bxd5 22. Rxd5 Rb8 23. Bf5 fxg6 24. hxg6 Bg5+ 25. Kb1 h6 26. Qg2 a5 27. Be6+ Kh8 28. Qxg5 b3 29. Rxh6+ gxh6 *", + "Moves": "g5h6 c7h7 h6h7", + "MovesSAN": "Qxh6+ Qh7 Qxh7#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "6k1/1Q1p2p1/1p1Pp2p/4P1b1/2P2p2/1P3P2/r2R2PP/7K b - - 0 35", + "PGN": "1. d4 e6 2. Nf3 c5 3. d5 Nf6 4. c4 Qa5+ 5. Bd2 Qa6 6. e3 Ne4 7. Nc3 Nxd2 8. Qxd2 b6 9. e4 Be7 10. e5 O-O 11. d6 Bd8 12. Bd3 Bb7 13. Qe3 f6 14. O-O Nc6 15. Qe4 f5 16. Qe2 Nd4 17. Nxd4 cxd4 18. Nb5 Bc6 19. a4 Bxb5 20. axb5 Qb7 21. Rad1 Bg5 22. Bc2 f4 23. f3 a6 24. Be4 Qa7 25. Bxa8 Qxa8 26. bxa6 Qxa6 27. Rxd4 Rc8 28. b3 Qa3 29. Rd3 Qc5+ 30. Kh1 Ra8 31. Rfd1 h6 32. Qe4 Ra2 33. Qb7 Qf2 34. R3d2 Qxd2 35. Rxd2 *", + "Moves": "a2a1 d2d1 a1d1", + "MovesSAN": "Ra1+ Rd1 Rxd1#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "1k4n1/p1r5/1pQ2p2/8/2bP2p1/q7/P4PP1/4R1K1 w - - 0 28", + "PGN": "1. e4 e6 2. d4 b6 3. Nf3 d5 4. exd5 exd5 5. Bd3 Bb7 6. O-O Nc6 7. Re1+ Be7 8. Bb5 f6 9. Qe2 Qd7 10. Bf4 O-O-O 11. Bxc6 Qxc6 12. Na3 Kb8 13. c4 g5 14. Bg3 h5 15. h3 g4 16. hxg4 hxg4 17. Nh4 Rxh4 18. Bxh4 dxc4 19. Qf1 Bxa3 20. bxa3 Ba6 21. Rac1 Kb7 22. Qe2 Kb8 23. Qe4 Qd6 24. Bg3 Qxa3 25. Qc6 Rc8 26. Rxc4 Bxc4 27. Bxc7+ Rxc7 *", + "Moves": "e1e8 c7c8 c6c8", + "MovesSAN": "Re8+ Rc8 Qxc8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r4r2/3q1pkp/p3n3/2p2p2/3p4/2PP2P1/P2Q1PK1/R6R w - - 0 25", + "PGN": "1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nge2 e6 6. d3 Nge7 7. O-O O-O 8. h3 d5 9. exd5 exd5 10. Bf4 Be6 11. Qd2 Qd7 12. Kh2 a6 13. Bh6 b5 14. Bxg7 Kxg7 15. Nf4 b4 16. Nd1 Nd4 17. Ne2 Nec6 18. Nxd4 Nxd4 19. Ne3 Bxh3 20. c3 Bxg2 21. Kxg2 bxc3 22. bxc3 Ne6 23. Rh1 d4 24. Nf5+ gxf5 *", + "Moves": "d2h6 g7h8 h6h7", + "MovesSAN": "Qh6+ Kh8 Qxh7#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "7r/pp3pk1/5p2/1BQ1p3/P3P1q1/3P4/6PP/6RK b - - 0 24", + "PGN": "1. e4 c5 2. f4 d6 3. Nf3 Nf6 4. Nc3 Nc6 5. Bc4 e5 6. a4 h6 7. d3 Nd4 8. O-O Bg4 9. fxe5 dxe5 10. Nd5 Bxf3 11. Nxf6+ gxf6 12. Rxf3 Nxf3+ 13. Qxf3 Qd4+ 14. Kh1 Be7 15. Qh5 Rh7 16. Qf5 Rg7 17. Bb5+ Kf8 18. Bxh6 Qxb2 19. Bxg7+ Kxg7 20. Rf1 Qxc2 21. Qd7 Qe2 22. Rg1 Rh8 23. Qxe7 Qg4 24. Qxc5 *", + "Moves": "h8h2 h1h2 g4h4", + "MovesSAN": "Rxh2+ Kxh2 Qh4#", + "Themes": "attraction endgame mate mateIn2 sacrifice short" + }, + { + "FEN": "4r2k/1pp3p1/1pbp3p/4n3/2n2R2/P1P4P/1PB3P1/5RK1 w - - 0 28", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Nc3 Bb4 4. Bb5 d6 5. a3 Bc5 6. h3 f5 7. Na4 Bb6 8. Nxb6 axb6 9. d3 Nf6 10. O-O Be6 11. Ng5 Bd7 12. c3 fxe4 13. dxe4 O-O 14. Qb3+ Kh8 15. Nf7+ Rxf7 16. Qxf7 Nb8 17. Bd3 Bc6 18. f4 Nbd7 19. fxe5 Nxe5 20. Bc2 Nxf7 21. Bb3 Ne5 22. Bg5 Nxe4 23. Bxd8 Rxd8 24. Rae1 Re8 25. Rf4 Nd2 26. Bc2 Ndc4 27. Ref1 h6 *", + "Moves": "f4f8 e8f8 f1f8", + "MovesSAN": "Rf8+ Rxf8 Rxf8#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "7k/ppB3pp/8/8/8/2P3PP/P1r1rPK1/3R4 w - - 1 28", + "PGN": "1. e4 d5 2. e5 f6 3. exf6 Nxf6 4. Nf3 e5 5. Nxe5 Nbd7 6. Nf3 Bc5 7. Qe2+ Be7 8. Ne5 O-O 9. Nxd7 Nxd7 10. Qh5 Bh4 11. Qxd5+ Kh8 12. g3 Qe7+ 13. Be2 Re8 14. Qf3 Bf6 15. Nc3 Ne5 16. Qe3 Bg4 17. Bxg4 Nxg4 18. Qxe7 Rxe7+ 19. Kf1 Rae8 20. Kg2 Bxc3 21. dxc3 Re2 22. Rf1 Rxc2 23. h3 Ne5 24. Bf4 Nd3 25. Rad1 Nxb2 26. Bxc7 Nxd1 27. Rxd1 Ree2 *", + "Moves": "d1d8 e2e8 d8e8", + "MovesSAN": "Rd8+ Re8 Rxe8#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "5rk1/1pq2ppp/p1pb1n2/3p2N1/3P2N1/P1PQ3P/1P2rPP1/4R1K1 w - - 0 22", + "PGN": "1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nf3 Nf6 5. c3 Be7 6. Bd3 O-O 7. O-O Bg4 8. h3 Bh5 9. Bg5 c6 10. Nbd2 Nbd7 11. Qc2 Bg6 12. Rfe1 Bd6 13. Re2 Qc7 14. Rae1 Rfe8 15. Bxf6 Nxf6 16. Ne5 Bxd3 17. Qxd3 a6 18. a3 Re6 19. Ndf3 Rf8 20. Ng5 Re7 21. Ng4 Rxe2 *", + "Moves": "g4f6 g7f6 d3h7", + "MovesSAN": "Nxf6+ gxf6 Qxh7#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "4Q3/pq1rpp1k/1p4p1/2p4p/2P5/4PN2/PR3PPP/6K1 b - - 2 26", + "PGN": "1. d4 Nf6 2. Nf3 g6 3. Bf4 Bg7 4. e3 d6 5. Nbd2 O-O 6. Be2 c5 7. dxc5 dxc5 8. c3 b6 9. Qc2 Bb7 10. O-O Nc6 11. Rad1 Qe8 12. Be5 Nxe5 13. Nxe5 Nd7 14. Nxd7 Qxd7 15. Bf3 Qc7 16. Bxb7 Qxb7 17. Nf3 h5 18. Rd2 Rfd8 19. Rfd1 Rxd2 20. Qxd2 Rc8 21. Qd7 Rc7 22. Qd8+ Kh7 23. Rd2 Bf6 24. c4 Bxb2 25. Rxb2 Rd7 26. Qe8 *", + "Moves": "d7d1 f3e1 d1e1", + "MovesSAN": "Rd1+ Ne1 Rxe1#", + "Themes": "endgame kingsideAttack mate mateIn2 short" + }, + { + "FEN": "r1b3k1/pppp1p1N/5Br1/3P4/8/2P5/P4PPP/4R1K1 w - - 1 21", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. cxd4 Bb4+ 7. Nc3 Nxe4 8. O-O Bxc3 9. d5 Na5 10. bxc3 Nxc4 11. Qd4 Ncd6 12. Qxg7 Qf6 13. Qxf6 Nxf6 14. Re1+ Kd8 15. Bg5 Ne8 16. Rxe8+ Kxe8 17. Re1+ Kf8 18. Bxf6 Rg8 19. Ng5 Rg6 20. Nxh7+ Kg8 *", + "Moves": "e1e8 g8h7 e8h8", + "MovesSAN": "Re8+ Kxh7 Rh8#", + "Themes": "endgame mate mateIn2 sacrifice short" + }, + { + "FEN": "8/3r4/5kpp/p2Bp3/2P1K3/3P1P1P/P1R3P1/1r6 b - - 0 32", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Nxd5 6. Nxf7 Kxf7 7. Qf3+ Ke6 8. Nc3 Qf6 9. Bxd5+ Ke7 10. Qd3 Bf5 11. Qb5 Nd4 12. Qxb7 Nxc2+ 13. Kf1 Rd8 14. Ne4 Bxe4 15. Bxe4 Nxa1 16. d3 Nc2 17. Qxc7+ Rd7 18. Qxc2 Kf7 19. Qb3+ Qe6 20. Qxe6+ Kxe6 21. Bd2 Bc5 22. Bc3 Rf8 23. f3 Bd4 24. Ke2 g6 25. Rc1 Bxc3 26. bxc3 Rc8 27. c4 a5 28. Bd5+ Kf6 29. Ke3 h6 30. Ke4 Rb8 31. Rc2 Rb1 32. h3 *", + "Moves": "b1e1 c2e2 e1e2", + "MovesSAN": "Re1+ Re2 Rxe2#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "6k1/bpp4p/6p1/5r2/2N2nK1/1P3PP1/3N3P/7R b - - 0 29", + "PGN": "1. b4 d5 2. Bb2 d4 3. e3 e5 4. b5 Bf5 5. Nf3 d3 6. cxd3 Bxd3 7. Nxe5 Bxf1 8. Kxf1 Qd5 9. Qb3 Qxb3 10. axb3 Nf6 11. f3 Bd6 12. Kf2 O-O 13. Nc4 Bc5 14. d4 Be7 15. b6 Nd5 16. Rxa7 Rxa7 17. bxa7 Nc6 18. e4 Nf4 19. Kg3 Ne2+ 20. Kf2 Nexd4 21. Bxd4 Nxd4 22. Nbd2 Bc5 23. Kg3 Bxa7 24. Ne5 Ne2+ 25. Kh3 f5 26. exf5 Rxf5 27. Nec4 Nf4+ 28. Kg4 g6 29. g3 *", + "Moves": "h7h5 g4h4 g6g5", + "MovesSAN": "h5+ Kh4 g5#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r6k/1pp2R1p/p2p2nQ/3PP3/2B1P1q1/2N4b/PP4r1/R6K b - - 2 23", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 Nge7 4. c3 g6 5. d4 exd4 6. cxd4 Bg7 7. O-O O-O 8. Bg5 f6 9. Bh4 g5 10. Bg3 a6 11. Bc4+ Kh8 12. Nc3 d6 13. Qd2 Bg4 14. Nxg5 fxg5 15. Qxg5 Qd7 16. d5 Ne5 17. Bxe5 Bxe5 18. h3 Rg8 19. Qh6 Bxh3 20. f4 Rxg2+ 21. Kh1 Qg4 22. fxe5 Ng6 23. Rf7 *", + "Moves": "g2h2 h1h2 g4g2", + "MovesSAN": "Rh2+ Kxh2 Qg2#", + "Themes": "attraction kingsideAttack mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "1r5k/4Q2p/3p2p1/1p2q3/2n5/6P1/P3P1BP/5R1K w - - 1 28", + "PGN": "1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 O-O 5. Nc3 d6 6. Nf3 Nc6 7. O-O a6 8. d5 Na5 9. Nd2 c5 10. Qc2 b5 11. b3 Rb8 12. Bb2 Qb6 13. Rab1 e6 14. dxe6 fxe6 15. cxb5 axb5 16. Nce4 Bb7 17. Nxf6+ Bxf6 18. Bxf6 Rxf6 19. Ne4 Rff8 20. Rfd1 c4 21. bxc4 Bxe4 22. Qxe4 Qxf2+ 23. Kh1 Nxc4 24. Qxe6+ Kh8 25. Rf1 Qc5 26. Qe7 Rxf1+ 27. Rxf1 Qe5 *", + "Moves": "f1f8 b8f8 e7f8", + "MovesSAN": "Rf8+ Rxf8 Qxf8#", + "Themes": "endgame master mate mateIn2 short" + }, + { + "FEN": "r2qr2b/pp3pk1/4p3/2p5/2PpN1P1/P4K2/1P1Q1P2/7R w - - 2 32", + "PGN": "1. Nf3 d5 2. g3 c6 3. Bg2 Bg4 4. d3 h6 5. Nbd2 Nf6 6. O-O e6 7. e4 c5 8. e5 Nfd7 9. Re1 Nc6 10. h3 Bh5 11. g4 Bg6 12. Nf1 d4 13. Bf4 Be7 14. c3 Nb6 15. Ng3 O-O 16. Qd2 Nd5 17. Bxh6 gxh6 18. Qxh6 Re8 19. h4 Bf8 20. Qd2 Bg7 21. c4 Ndb4 22. a3 Nxd3 23. h5 Bh7 24. Re4 Bxe4 25. Nxe4 Ndxe5 26. h6 Nxf3+ 27. Bxf3 Ne5 28. Kg2 Nxf3 29. Kxf3 Bh8 30. h7+ Kxh7 31. Rh1+ Kg7 *", + "Moves": "d2h6 g7g8 h6h8", + "MovesSAN": "Qh6+ Kg8 Qxh8#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "r4rk1/pq3pp1/3p3P/3N4/1p1pb3/1B3n1P/PPP5/R5RK w - - 0 25", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 d6 5. O-O Nf6 6. Nxd4 Ne5 7. Bb3 Be7 8. f4 Ng6 9. Nc3 c6 10. f5 Ne5 11. Bg5 O-O 12. h3 h6 13. Bh4 Qb6 14. Kh1 Qc7 15. g4 b5 16. Rg1 b4 17. Nce2 Nxe4 18. Qe1 c5 19. Nf4 Bxh4 20. Qxh4 cxd4 21. Nd5 Qb7 22. g5 Bxf5 23. gxh6 Nf3 24. Qxe4 Bxe4 *", + "Moves": "d5f6 g8h8 h6g7", + "MovesSAN": "Nf6+ Kh8 hxg7#", + "Themes": "advancedPawn kingsideAttack mate mateIn2 middlegame pin short" + }, + { + "FEN": "6k1/p2q2pp/1p6/2p1p3/3pNn2/P4P2/1PP4K/2QRR3 b - - 0 29", + "PGN": "1. d4 d5 2. Bf4 Bf5 3. Nf3 e6 4. e3 Bd6 5. Ne5 Ne7 6. Nc3 c6 7. Be2 O-O 8. O-O Nd7 9. Nxd7 Qxd7 10. Be5 f6 11. Bxd6 Qxd6 12. a3 Ng6 13. f3 e5 14. dxe5 fxe5 15. e4 d4 16. exf5 Rxf5 17. Ne4 Qd5 18. Bd3 Rf4 19. Qd2 c5 20. Ng3 b6 21. Be4 Rxe4 22. Nxe4 Nf4 23. Rad1 Rf8 24. Kh1 Rf5 25. Ng3 Rg5 26. Rfe1 Qd7 27. Ne4 Rxg2 28. Qc1 Rxh2+ 29. Kxh2 *", + "Moves": "d7h3 h2g1 h3g2", + "MovesSAN": "Qh3+ Kg1 Qg2#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r1bqrb2/pppn1k2/4p2B/8/3P2P1/2P4P/PPQ2P2/R4RK1 w - - 0 19", + "PGN": "1. e4 e6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Bd3 Nxe4 6. Bxe4 Nd7 7. Nf3 Nf6 8. Bd3 Bb4+ 9. c3 Be7 10. O-O O-O 11. Qc2 g6 12. Bh6 Re8 13. h3 Kh8 14. Ne5 Kg8 15. g4 Nd7 16. Nxg6 hxg6 17. Bxg6 Bf8 18. Bxf7+ Kxf7 *", + "Moves": "c2h7 f8g7 h7g7", + "MovesSAN": "Qh7+ Bg7 Qxg7#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "4R3/p4p1k/1p4p1/2p2bq1/2Q4r/5K2/PPP2PP1/8 w - - 4 33", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Nxe5 Nxe5 5. d4 Nc6 6. e5 Be7 7. exf6 Bxf6 8. Be3 O-O 9. Bd3 Nxd4 10. Bxd4 Bxd4 11. Bxh7+ Kxh7 12. Qxd4 Re8+ 13. Kf1 b6 14. h4 Bb7 15. Rh3 c5 16. Qg4 Qf6 17. Qxd7 Ba6+ 18. Kg1 Re7 19. Qg4 Rae8 20. Rf3 Qd6 21. Rg3 Qf6 22. Nd5 Re1+ 23. Kh2 Qh6 24. Rxe1 Rxe1 25. Ne3 g6 26. Nf5 Qc1 27. Re3 Rh1+ 28. Kg3 Bc8 29. h5 Rxh5 30. Re8 Bxf5 31. Qc4 Qg5+ 32. Kf3 Rh4 *", + "Moves": "c4f7 h7h6 e8h8", + "MovesSAN": "Qxf7+ Kh6 Rh8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "q4b2/2p2p1k/3p3p/1p1PpN2/4P1NP/5P1K/1p2r3/6R1 w - - 8 33", + "PGN": "1. d4 d6 2. Nc3 e5 3. Nf3 Nc6 4. e4 Bg4 5. d5 Nd4 6. Nxd4 Bxd1 7. Bb5+ Ke7 8. Nf5+ Kf6 9. h4 h6 10. Nxd1 a6 11. g4 axb5 12. g5+ Kg6 13. gxh6 Nxh6 14. Rg1+ Kh7 15. Bxh6 gxh6 16. Nde3 Rg8 17. Ke2 Rxg1 18. Rxg1 Ra4 19. Kf3 Rxa2 20. Ng4 Rxb2 21. Ra1 Rxc2 22. Ra7 Rc3+ 23. Kg2 b6 24. f3 b4 25. Ra2 b3 26. Ra1 Rc2+ 27. Kg3 b2 28. Rb1 b5 29. Nfe3 Re2 30. Nf5 Be7 31. Rg1 Bf8 32. Kh3 Qa8 *", + "Moves": "g4f6 h7h8 g1g8", + "MovesSAN": "Nf6+ Kh8 Rg8#", + "Themes": "arabianMate endgame mate mateIn2 short" + }, + { + "FEN": "4rrk1/pb3pb1/7p/1p6/2p2R2/P7/BPP3QP/R1B4K b - - 0 24", + "PGN": "1. e4 c5 2. Bc4 g6 3. Nc3 Bg7 4. f4 Nc6 5. Nf3 e6 6. d3 d6 7. a3 Nge7 8. Ng5 O-O 9. O-O Nd4 10. Ne2 b5 11. Ba2 h6 12. Nf3 Nxf3+ 13. Rxf3 Bb7 14. Ng3 d5 15. Rf1 c4 16. f5 exf5 17. exf5 Qb6+ 18. Kh1 gxf5 19. Nxf5 Nxf5 20. Rxf5 Qg6 21. Qf1 Rae8 22. dxc4 dxc4 23. Rf4 Qxg2+ 24. Qxg2 *", + "Moves": "e8e1 f4f1 e1f1", + "MovesSAN": "Re1+ Rf1 Rxf1#", + "Themes": "kingsideAttack master mate mateIn2 middlegame pin short" + }, + { + "FEN": "4r1k1/2q2pp1/2p1r2p/5N2/1p4Q1/2R4P/5PP1/1R4K1 b - - 0 28", + "PGN": "1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Bg5 Bf5 5. h3 e6 6. Nf3 h6 7. Bf4 Bd6 8. Be5 O-O 9. cxd5 exd5 10. e3 Ne4 11. Be2 Qc7 12. Bd3 Nxc3 13. bxc3 Bxd3 14. Qxd3 Nd7 15. O-O Nxe5 16. dxe5 Bxe5 17. Rab1 b5 18. Rfc1 Bf6 19. e4 Rfd8 20. Re1 dxe4 21. Qxe4 Bxc3 22. Rec1 b4 23. a3 a5 24. axb4 axb4 25. Nh4 Re8 26. Qg4 Re6 27. Nf5 Rae8 28. Rxc3 *", + "Moves": "e6e1 b1e1 e8e1", + "MovesSAN": "Re1+ Rxe1 Rxe1#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "r5k1/pp1q1p2/5Q2/2bp3p/5P2/P1N1r2P/1PB3P1/R4R1K b - - 0 23", + "PGN": "1. d4 d5 2. c4 c6 3. Nc3 Bf5 4. Nf3 Nf6 5. cxd5 cxd5 6. e3 e6 7. Bd3 Bg4 8. O-O h5 9. h3 Bxf3 10. Qxf3 Bd6 11. Bd2 Nc6 12. a3 e5 13. dxe5 Nxe5 14. Qe2 O-O 15. Bc2 g5 16. f4 gxf4 17. exf4 Nc4 18. Bc1 Bc5+ 19. Kh1 Re8 20. Qd3 Ne3 21. Bxe3 Rxe3 22. Qf5 Qd7 23. Qxf6 *", + "Moves": "e3h3 g2h3 d7h3", + "MovesSAN": "Rxh3+ gxh3 Qxh3#", + "Themes": "kingsideAttack mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "5rk1/pp2qppp/2p1b1P1/7P/4p3/1P2P1Q1/PBPr1P2/2K4R w - - 0 20", + "PGN": "1. d4 Nc6 2. e3 e5 3. dxe5 Nxe5 4. Nf3 Nxf3+ 5. Qxf3 Nf6 6. Bc4 Bc5 7. g4 O-O 8. g5 Ne8 9. h4 c6 10. b3 d5 11. Bd3 Nd6 12. Bb2 Qe7 13. Nd2 Bb4 14. O-O-O Bxd2+ 15. Rxd2 Ne4 16. Bxe4 dxe4 17. Qg3 Be6 18. h5 Rad8 19. g6 Rxd2 *", + "Moves": "g6h7 g8h7 g3g7", + "MovesSAN": "gxh7+ Kxh7 Qxg7#", + "Themes": "advancedPawn attraction discoveredAttack kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "R7/8/8/8/P4ppk/8/r4PKP/8 b - - 1 39", + "PGN": "1. e4 e5 2. d3 Nc6 3. Nc3 Bb4 4. Bd2 Nf6 5. Nf3 O-O 6. Be2 d6 7. O-O Bg4 8. a3 Bxc3 9. Bxc3 Qd7 10. Nd2 Bxe2 11. Qxe2 d5 12. exd5 Nxd5 13. Nc4 Nxc3 14. bxc3 f6 15. Rfe1 Qf5 16. d4 Rae8 17. dxe5 Nxe5 18. Nxe5 Rxe5 19. Qc4+ Kh8 20. Qxc7 Rfe8 21. Rxe5 Qxe5 22. Qxe5 Rxe5 23. Kf1 g5 24. Rb1 b6 25. Re1 Rc5 26. Re8+ Kg7 27. Re7+ Kg6 28. Rxa7 Rxc3 29. Ra6 b5 30. Ra5 Rxc2 31. Rxb5 Ra2 32. Ra5 h5 33. g3 f5 34. Kg2 g4 35. a4 Kg5 36. Ra6 h4 37. gxh4+ Kxh4 38. Ra5 f4 39. Ra8 *", + "Moves": "f4f3 g2f1 a2a1", + "MovesSAN": "f3+ Kf1 Ra1#", + "Themes": "endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "r6r/pp2pnk1/2p2np1/q3N2p/3P2P1/2PQ3P/PP3P2/R3K2R w KQ - 0 20", + "PGN": "1. e4 d6 2. Nf3 Nf6 3. Nc3 g6 4. d4 Bg7 5. Be3 O-O 6. h3 h5 7. Bd3 c6 8. e5 Ne8 9. Qd2 Qa5 10. Ne4 Qc7 11. exd6 Nxd6 12. Bh6 Nd7 13. Bxg7 Kxg7 14. Neg5 Nf6 15. Ne5 Bf5 16. g4 Bxd3 17. Qxd3 Qa5+ 18. c3 Rh8 19. Ngxf7 Nxf7 *", + "Moves": "d3g6 g7f8 g6f7", + "MovesSAN": "Qxg6+ Kf8 Qxf7#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "6rk/r2q2p1/p2P1pQp/1p2p3/2p4R/2P3RP/PP3PP1/6K1 w - - 1 29", + "PGN": "1. e4 e5 2. Nf3 d6 3. d4 exd4 4. Nxd4 Be7 5. Bc4 Nf6 6. Nc3 O-O 7. O-O c5 8. Nf3 Nc6 9. Nd5 Be6 10. Nxf6+ Bxf6 11. Bd5 Bxd5 12. exd5 Nd4 13. Nxd4 Bxd4 14. c3 Bf6 15. Bf4 c4 16. Re1 b5 17. Qg4 a6 18. Re3 Qc7 19. Rh3 Be5 20. Qh5 h6 21. Bxe5 dxe5 22. Re1 Rfe8 23. Rg3 Kh7 24. Re4 f6 25. Qg6+ Kh8 26. Rh4 Rg8 27. d6 Qd7 28. h3 Ra7 *", + "Moves": "h4h6 g7h6 g6g8", + "MovesSAN": "Rxh6+ gxh6 Qxg8#", + "Themes": "endgame kingsideAttack mate mateIn2 short" + }, + { + "FEN": "3r2k1/6pp/p4p2/4p3/P1P5/1P2bP2/4RRPP/6K1 b - - 2 32", + "PGN": "1. d4 Nf6 2. Bf4 e6 3. e3 d5 4. Nf3 c5 5. Bb5+ Nc6 6. Ne5 Qb6 7. a4 a6 8. Bxc6+ bxc6 9. b3 cxd4 10. Qxd4 Qxd4 11. exd4 c5 12. dxc5 Bxc5 13. O-O Nd7 14. Nd3 Be7 15. Nc3 O-O 16. Ne5 Nxe5 17. Bxe5 f6 18. Bc7 d4 19. Ne2 e5 20. c3 d3 21. Ng3 Be6 22. c4 d2 23. Ba5 Rfd8 24. Bxd8 Rxd8 25. Rad1 Bg4 26. f3 Be6 27. Ne4 Bb4 28. Rf2 Bf5 29. Nxd2 Bc2 30. Rc1 Bxd2 31. Rxc2 Be3 32. Re2 *", + "Moves": "d8d1 e2e1 d1e1", + "MovesSAN": "Rd1+ Re1 Rxe1#", + "Themes": "endgame mate mateIn2 pin short" + }, + { + "FEN": "3r2k1/pp3ppp/1pn1b3/8/Q1q5/P1N1P3/1P3PPP/3R2K1 w - - 4 28", + "PGN": "1. d4 d6 2. c4 Nf6 3. Nf3 e5 4. Bg5 e4 5. Nfd2 d5 6. cxd5 Qxd5 7. Nc3 Qxg5 8. e3 Bb4 9. Qa4+ Nc6 10. d5 Nxd5 11. Ncxe4 Qe5 12. a3 Ba5 13. Bb5 Bd7 14. O-O Bb6 15. Nc4 Qe6 16. Nxb6 cxb6 17. Rfd1 O-O 18. Qc2 Rad8 19. Bc4 Bc8 20. Ng5 Qf6 21. Ne4 Qe5 22. Bxd5 Rxd5 23. Qc4 Be6 24. Qa4 Rfd8 25. Rxd5 Qxd5 26. Nc3 Qd3 27. Rd1 Qc4 *", + "Moves": "d1d8 c6d8 a4e8", + "MovesSAN": "Rxd8+ Nxd8 Qe8#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "8/8/2r2k1p/1R1R4/5K2/r4pPP/5P2/8 b - - 9 46", + "PGN": "1. c4 d5 2. cxd5 Qxd5 3. Nc3 Qh5 4. Nf3 Bg4 5. d4 Nf6 6. Ne5 Nc6 7. Qa4 Bd7 8. Nxd7 Nxd7 9. e3 Qa5 10. Bb5 Qxa4 11. Bxa4 e6 12. Bxc6 bxc6 13. O-O Bb4 14. Na4 O-O 15. Rd1 a5 16. Bd2 Bxd2 17. Rxd2 Rfb8 18. b3 Rb4 19. Rc1 Ra6 20. Rdc2 c5 21. Nxc5 Nxc5 22. Rxc5 a4 23. Rxc7 f5 24. bxa4 Raxa4 25. R7c2 h6 26. h3 Ra3 27. Kf1 Rba4 28. Ra1 Kf7 29. Ke1 Kf6 30. Kd2 g5 31. Kc1 f4 32. Re2 Rc3+ 33. Kb2 Rca3 34. exf4 gxf4 35. Rd2 f3 36. g3 Ra6 37. d5 exd5 38. Rxd5 R3a4 39. Rb5 Re4 40. Kc3 Re2 41. Rf1 Rexa2 42. Kd3 R6a3+ 43. Ke4 Re2+ 44. Kf4 Re6 45. Rd1 Rc6 46. Rdd5 *", + "Moves": "c6c4 d5d4 c4d4", + "MovesSAN": "Rc4+ Rd4 Rxd4#", + "Themes": "endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "r7/pp1b3k/2p1p1Np/3p4/8/2P1b1q1/PPQ3P1/1K3R2 w - - 0 27", + "PGN": "1. d4 f5 2. Bf4 Nf6 3. e3 e6 4. Nf3 Be7 5. Nbd2 O-O 6. c3 d5 7. Ne5 c6 8. Ndf3 Nbd7 9. Be2 Ne4 10. h3 g5 11. Bh2 g4 12. hxg4 fxg4 13. Nd2 g3 14. Bxg3 Nxg3 15. fxg3 Nxe5 16. dxe5 Bg5 17. Qc2 Qc7 18. O-O-O Bxe3 19. Bd3 h6 20. Kb1 Qxe5 21. Nf3 Qxg3 22. Bh7+ Kh8 23. Nh4 Rf6 24. Rdf1 Rxf1+ 25. Rxf1 Bd7 26. Ng6+ Kxh7 *", + "Moves": "g6f8 h7g7 c2h7", + "MovesSAN": "Nf8+ Kg7 Qh7#", + "Themes": "doubleCheck fork mate mateIn2 middlegame short" + }, + { + "FEN": "7k/p5pp/8/5P2/P2r4/2q3P1/4Qp1P/5R1K b - - 0 39", + "PGN": "1. Nf3 Nc6 2. d4 d5 3. c4 dxc4 4. e3 e6 5. Bxc4 Nf6 6. Nc3 Bb4 7. O-O O-O 8. a3 Bxc3 9. bxc3 Ne4 10. Qc2 f5 11. Nd2 Nd6 12. Bb3 Kh8 13. Rb1 f4 14. e4 e5 15. d5 Ne7 16. c4 Bg4 17. f3 Bd7 18. Bb2 Ng6 19. c5 Nc8 20. Nc4 Bb5 21. Rfd1 Bxc4 22. Bxc4 Qg5 23. Ba1 Nh4 24. Rxb7 Nxf3+ 25. Kh1 Nd4 26. Bxd4 exd4 27. Rxd4 f3 28. g3 f2 29. Rd1 Qe3 30. Qe2 Qxc5 31. a4 Ne7 32. d6 cxd6 33. Rxe7 d5 34. Bxd5 Rad8 35. Rb7 Rxd5 36. Rf1 Rd4 37. Rb5 Qc3 38. Rf5 Rxf5 39. exf5 *", + "Moves": "c3c6 e2f3 c6f3", + "MovesSAN": "Qc6+ Qf3 Qxf3#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "4r1k1/2p1q2p/p7/1p1r4/6P1/3Q4/PPPN2P1/2K1R2R b - - 0 26", + "PGN": "1. e4 e5 2. f4 exf4 3. Nf3 Nc6 4. d4 d6 5. Bxf4 Be7 6. Bb5 g5 7. Bg3 a6 8. Ba4 b5 9. Bb3 f5 10. d5 Na5 11. Nbd2 Bf6 12. e5 dxe5 13. Bxe5 g4 14. Bxf6 Qxf6 15. Qe2+ Ne7 16. Ne5 O-O 17. d6+ Be6 18. Bxe6+ Qxe6 19. dxe7 Qxe7 20. O-O-O Rfe8 21. Rde1 Nc6 22. Qd3 Nxe5 23. Qxf5 Rad8 24. h3 Rd5 25. hxg4 Nd3+ 26. Qxd3 *", + "Moves": "e7e1 h1e1 e8e1", + "MovesSAN": "Qxe1+ Rxe1 Rxe1#", + "Themes": "backRankMate mate mateIn2 middlegame short" + }, + { + "FEN": "6k1/1R3ppp/4r3/8/r3p1P1/4P1P1/PPP5/2K5 w - - 0 27", + "PGN": "1. Nf3 d5 2. g3 c6 3. Bg2 Bg4 4. h3 Bxf3 5. Bxf3 Nd7 6. Nc3 Ngf6 7. d4 e5 8. e3 e4 9. Bg4 Bb4 10. Bd2 Nxg4 11. hxg4 Ba5 12. Qe2 Qb6 13. O-O-O c5 14. Na4 Bxd2+ 15. Rxd2 Qa5 16. Nxc5 Nxc5 17. dxc5 Qxc5 18. f3 a5 19. fxe4 dxe4 20. Rhd1 a4 21. Rd5 Qc6 22. Qb5 Qxb5 23. Rxb5 O-O 24. Rd4 Rfe8 25. Rxb7 Re6 26. Rxa4 Rxa4 *", + "Moves": "b7b8 e6e8 b8e8", + "MovesSAN": "Rb8+ Re8 Rxe8#", + "Themes": "backRankMate endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "4Q3/2p3r1/1p1pN3/3P4/K1P4k/6qP/PP3p2/8 w - - 6 45", + "PGN": "1. e4 g6 2. d4 Bg7 3. c4 d6 4. Nf3 Bg4 5. Be3 Nd7 6. Be2 e5 7. d5 Ne7 8. Nc3 O-O 9. h3 Bxf3 10. Bxf3 f5 11. exf5 Nxf5 12. Bd2 a5 13. O-O Qh4 14. Bg4 h5 15. Bxf5 gxf5 16. Qe2 Nf6 17. Nb5 Rf7 18. f4 Ne4 19. Be1 Ng3 20. Bxg3 Qxg3 21. fxe5 Bxe5 22. Qxh5 Qh2+ 23. Kf2 Bg3+ 24. Ke2 Qxg2+ 25. Kd3 Qe4+ 26. Kd2 Bf4+ 27. Kc3 Be3 28. Rg1+ Kf8 29. Qh8+ Ke7 30. Qxa8 Bxg1 31. Rxg1 Qe3+ 32. Kc2 Qxg1 33. Qxa5 b6 34. Qa7 Kf6 35. Qb8 Qf2+ 36. Kb3 Qe3+ 37. Ka4 f4 38. Qh8+ Kg6 39. Qh4 Qg3 40. Qh8 f3 41. Nd4 f2 42. Qg8+ Rg7 43. Qe8+ Kg5 44. Ne6+ Kh4 *", + "Moves": "e8h8 g7h7 h8h7", + "MovesSAN": "Qh8+ Rh7 Qxh7#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "5k2/3r2pp/8/Q4p2/4p3/8/6PP/7K b - - 0 41", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e6 7. Qd2 Be7 8. Be2 O-O 9. f4 Nc6 10. O-O Nxd4 11. Bxd4 b5 12. a3 Bb7 13. Bf3 e5 14. Be3 Qd7 15. fxe5 dxe5 16. Qf2 b4 17. axb4 Bxb4 18. Rad1 Qe6 19. Nd5 Nxd5 20. exd5 Qe7 21. c3 Bd6 22. Qc2 f5 23. c4 Rac8 24. b3 a5 25. Ra1 Ra8 26. c5 Bb8 27. d6 Qf7 28. c6 Ba6 29. Rfd1 e4 30. Be2 Bxe2 31. Qxe2 Qxb3 32. c7 Ba7 33. Bxa7 Rxa7 34. d7 Qb6+ 35. Kh1 Qxc7 36. Rac1 Qd8 37. Rc8 Rxd7 38. Rxd8 Rfxd8 39. Rxd7 Rxd7 40. Qa2+ Kf8 41. Qxa5 *", + "Moves": "d7d1 a5e1 d1e1", + "MovesSAN": "Rd1+ Qe1 Rxe1#", + "Themes": "backRankMate endgame mate mateIn2 queenRookEndgame short" + }, + { + "FEN": "r3r1k1/ppp2ppp/2B5/8/3P2n1/2N4q/PPP2P1N/R1BQR1K1 b - - 0 15", + "PGN": "1. e4 e5 2. Nf3 d5 3. exd5 Nf6 4. Nxe5 Qxd5 5. Nf3 Nc6 6. Nc3 Qh5 7. Be2 Bg4 8. d4 Bd6 9. h3 O-O 10. O-O Rfe8 11. Re1 Bxh3 12. gxh3 Qxh3 13. Bb5 Ng4 14. Bxc6 Bh2+ 15. Nxh2 *", + "Moves": "h3h2 g1f1 h2f2", + "MovesSAN": "Qxh2+ Kf1 Qxf2#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "3rb1k1/pp1N2qp/2nQ2p1/3p4/8/4p3/PP2B1PP/5R1K w - - 8 30", + "PGN": "1. d4 d5 2. Bf4 c5 3. e3 cxd4 4. exd4 Nc6 5. c3 g6 6. Nf3 Bg7 7. Nbd2 Nh6 8. Be2 O-O 9. O-O f6 10. Re1 Nf7 11. Qc2 e5 12. dxe5 fxe5 13. Bg3 e4 14. Nd4 Nxd4 15. cxd4 Bxd4 16. Rac1 Qf6 17. Rb1 Ne5 18. Nb3 Bxf2+ 19. Bxf2 Qxf2+ 20. Kh1 e3 21. Qc5 Be6 22. Qd6 Qf6 23. Rf1 Rad8 24. Qc7 Qg7 25. Rxf8+ Rxf8 26. Qd6 Bf7 27. Rf1 Nc6 28. Nc5 Rd8 29. Nd7 Be8 *", + "Moves": "f1f8 g7f8 d6f8", + "MovesSAN": "Rf8+ Qxf8 Qxf8#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "7k/p6p/8/2b3p1/5p2/1B1bnP1P/3B2P1/7K w - - 0 40", + "PGN": "1. e4 e5 2. Nf3 d6 3. Bc4 Be7 4. Nc3 Nf6 5. Nd5 Nxe4 6. d3 Nc5 7. b4 Ncd7 8. O-O O-O 9. Bb2 c6 10. Ne3 b5 11. Bb3 Na6 12. Qd2 Kh8 13. a4 bxa4 14. Rxa4 Nc7 15. Kh1 f5 16. Ng1 Nb6 17. Raa1 f4 18. Nc4 Nxc4 19. Bxc4 d5 20. Bb3 Bd6 21. Rae1 Re8 22. Nf3 e4 23. dxe4 dxe4 24. Qd4 Bf8 25. Rxe4 Qxd4 26. Rxd4 Ba6 27. Re1 Rxe1+ 28. Nxe1 Re8 29. Bc3 Nb5 30. Bf7 Rxe1+ 31. Bxe1 Nxd4 32. c3 Nc2 33. Bd2 g5 34. Bb3 Bd3 35. h3 c5 36. bxc5 Bxc5 37. f3 Ne3 38. c4 Bb6 39. c5 Bxc5 *", + "Moves": "d2c3 c5d4 c3d4", + "MovesSAN": "Bc3+ Bd4 Bxd4#", + "Themes": "doubleBishopMate endgame mate mateIn2 short" + }, + { + "FEN": "1k1r1r2/1p6/p2Np3/4P3/5P2/3pq3/1PQ5/K1R5 w - - 0 36", + "PGN": "1. e4 e5 2. d4 exd4 3. c3 dxc3 4. Bc4 d6 5. Nf3 Be6 6. Bxe6 fxe6 7. Qb3 Qc8 8. Ng5 c2 9. Qxc2 Be7 10. h4 Nf6 11. Nc3 Nc6 12. Be3 h6 13. Nf3 Qd7 14. O-O-O O-O-O 15. e5 Ng4 16. Bf4 d5 17. Nb5 a6 18. Nbd4 Nb4 19. Qd2 Nxa2+ 20. Kb1 Nb4 21. Rc1 c5 22. Qxb4 Nxf2 23. Rxc5+ Bxc5 24. Qxc5+ Kb8 25. Nc6+ Qxc6 26. Qxf2 Rhf8 27. Rc1 Qa4 28. g3 Qe4+ 29. Ka1 d4 30. Nd2 Qd3 31. Nc4 g5 32. hxg5 hxg5 33. Nd6 gxf4 34. gxf4 Qe3 35. Qc2 d3 *", + "Moves": "c2c7 b8a7 c7b7", + "MovesSAN": "Qc7+ Ka7 Qxb7#", + "Themes": "endgame master mate mateIn2 short" + }, + { + "FEN": "6k1/8/5RKP/3pP3/p2P2P1/6r1/4b3/8 w - - 3 53", + "PGN": "1. e4 d6 2. d4 g6 3. Bd3 Bg7 4. c3 c5 5. Ne2 cxd4 6. cxd4 e6 7. Nbc3 Ne7 8. Bg5 Nd7 9. Qd2 O-O 10. O-O Re8 11. Rac1 Qb6 12. Be3 Qb4 13. a3 Qa5 14. f3 a6 15. Rfd1 b5 16. Nb1 Qxd2 17. Nxd2 Nb6 18. Nb3 f5 19. Na5 d5 20. e5 f4 21. Bf2 Nc4 22. Bxc4 bxc4 23. Nxf4 Nf5 24. g4 Nh6 25. Nc6 Nf7 26. Bh4 g5 27. Nh5 gxh4 28. Nxg7 Kxg7 29. Kg2 Ng5 30. f4 Ne4 31. Kh3 Nf2+ 32. Kxh4 Nxd1 33. Rxd1 Bb7 34. Na5 Rab8 35. b4 cxb3 36. Nxb3 Bc6 37. Nc5 Rb2 38. h3 Ra2 39. f5 Rxa3 40. Rb1 Bb5 41. Nxe6+ Rxe6 42. fxe6 Kf8 43. Rf1+ Ke7 44. Rf7+ Kxe6 45. Rxh7 Bd3 46. Rh6+ Kf7 47. Rf6+ Kg7 48. Kg5 a5 49. h4 a4 50. h5 Be2 51. h6+ Kg8 52. Kg6 Rg3 *", + "Moves": "h6h7 g8h8 f6f8", + "MovesSAN": "h7+ Kh8 Rf8#", + "Themes": "advancedPawn endgame mate mateIn2 short" + }, + { + "FEN": "5r1k/4bp1n/4p3/p2nNPN1/8/1P1p2R1/P4K1P/8 w - - 5 32", + "PGN": "1. e4 Nf6 2. e5 Nd5 3. Nf3 d6 4. Bc4 c6 5. exd6 Qxd6 6. O-O Bg4 7. Be2 e6 8. d4 Be7 9. c4 Nf6 10. c5 Qc7 11. Ne5 Bxe2 12. Qxe2 Nbd7 13. f4 O-O 14. Nc3 Nd5 15. Ne4 N7f6 16. Ng5 h6 17. Ngf3 a5 18. Bd2 b6 19. cxb6 Qxb6 20. Rac1 Rac8 21. b3 Rfd8 22. f5 c5 23. Bxh6 gxh6 24. g4 cxd4 25. g5 hxg5 26. Nxg5 Rxc1 27. Rxc1 d3+ 28. Qf2 Qxf2+ 29. Kxf2 Rf8 30. Rg1 Kh8 31. Rg3 Nh7 *", + "Moves": "g5f7 f8f7 e5f7", + "MovesSAN": "Ngxf7+ Rxf7 Nxf7#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "4r1k1/p2P1ppp/8/2PR1p2/4r3/P7/5PPP/2R3K1 b - - 0 28", + "PGN": "1. e4 e6 2. d4 c6 3. c4 d5 4. exd5 cxd5 5. Nc3 Nf6 6. Nf3 Bb4 7. c5 Ne4 8. Bd2 Nxd2 9. Qxd2 O-O 10. a3 Ba5 11. b4 Bc7 12. Bd3 Nc6 13. O-O Ne7 14. Qe2 Nf5 15. Bxf5 exf5 16. Ne5 Bxe5 17. Qxe5 Re8 18. Qxd5 Qxd5 19. Nxd5 Re4 20. Nc7 Rb8 21. d5 b6 22. d6 Bd7 23. Rac1 bxc5 24. bxc5 Bc6 25. Rfd1 Rd8 26. Nd5 Bxd5 27. Rxd5 Rde8 28. d7 *", + "Moves": "e4e1 c1e1 e8e1", + "MovesSAN": "Re1+ Rxe1 Rxe1#", + "Themes": "backRankMate endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "7k/p1p3r1/3p1Q2/2pPpR2/2P5/4q2P/PP4PK/8 b - - 10 34", + "PGN": "1. d4 d6 2. c4 e5 3. d5 f5 4. Nc3 Nf6 5. e4 fxe4 6. Nge2 Be7 7. Ng3 Bg4 8. Qc2 O-O 9. Ngxe4 Nbd7 10. Bd3 Nxe4 11. Nxe4 Kh8 12. O-O b6 13. Be3 Nc5 14. Nxc5 bxc5 15. Bxh7 Bg5 16. Qe4 Bxe3 17. fxe3 Qg5 18. Bg6 Rf6 19. Rxf6 gxf6 20. Rf1 Rg8 21. Bf5 Be2 22. Rf2 Bd1 23. Be6 Rg7 24. Qf5 Qxe3 25. Qxf6 Bc2 26. Qf8+ Kh7 27. h3 Be4 28. Bf5+ Bxf5 29. Qxf5+ Kh8 30. Kh1 Qe1+ 31. Kh2 Qe3 32. Qf8+ Rg8 33. Qf6+ Rg7 34. Rf5 *", + "Moves": "e3g3 h2g1 g3g2", + "MovesSAN": "Qg3+ Kg1 Qxg2#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "1Q6/8/8/8/8/2P1Nppk/1P5p/7K b - - 0 47", + "PGN": "1. e4 c5 2. d4 cxd4 3. c3 d3 4. Bxd3 d6 5. Nf3 g6 6. O-O Bg7 7. Bc4 Nf6 8. e5 Ng4 9. exd6 Qxd6 10. Qxd6 exd6 11. h3 Ne5 12. Nxe5 dxe5 13. f4 O-O 14. fxe5 Bxe5 15. Bh6 Bg7 16. Bxg7 Kxg7 17. Nd2 Nc6 18. Ne4 f5 19. Nd6 Ne5 20. Bb3 Nd3 21. Rad1 Nc5 22. Rfe1 Nxb3 23. axb3 b6 24. Re7+ Kh6 25. Nf7+ Kh5 26. Ne5 h6 27. Kf2 f4 28. Rd5 Bf5 29. Nf3 Rfd8 30. Rxd8 Rxd8 31. Rxa7 Rd6 32. Rb7 g5 33. g4+ Bxg4 34. hxg4+ Kxg4 35. Ne5+ Kf5 36. Nc4 Rc6 37. Rxb6 Rxb6 38. Nxb6 g4 39. Nc4 h5 40. b4 h4 41. b5 h3 42. b6 g3+ 43. Kg1 Kg4 44. b7 h2+ 45. Kh1 Kh3 46. Ne3 f3 47. b8=Q *", + "Moves": "g3g2 e3g2 f3g2", + "MovesSAN": "g2+ Nxg2 fxg2#", + "Themes": "advancedPawn endgame mate mateIn2 short" + }, + { + "FEN": "B4Q2/p6k/2P3bp/6r1/4p3/q6P/6PK/5R2 b - - 5 40", + "PGN": "1. c4 g6 2. Nc3 Bg7 3. d4 d6 4. Nf3 Nf6 5. e4 O-O 6. h3 Nbd7 7. Be3 e5 8. d5 Nc5 9. Nd2 Bd7 10. Rc1 Qe7 11. b4 Na6 12. a3 Rfc8 13. Be2 Qf8 14. O-O Bh6 15. Nb3 Bxe3 16. fxe3 Qg7 17. Na5 b6 18. c5 Nxc5 19. bxc5 bxa5 20. c6 Be8 21. Qa4 Qh6 22. Rf3 Qh4 23. Rcf1 Nh5 24. Kh2 Kh8 25. Ba6 Rd8 26. Qxa5 h6 27. Qxc7 Qg5 28. Nb5 f5 29. exf5 e4 30. fxg6 Bxg6 31. Rf7 Qg3+ 32. Kh1 Qxe3 33. Nxd6 Ng3+ 34. Kh2 Nxf1+ 35. Rxf1 Qxa3 36. Bb7 Rxd6 37. Bxa8 Rxd5 38. Qc8+ Kh7 39. Qb8 Rg5 40. Qf8 *", + "Moves": "a3g3 h2g1 g3g2", + "MovesSAN": "Qg3+ Kg1 Qxg2#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r2q1r2/p6R/1k1p4/Nbpp4/Q7/8/P1P2PP1/R3K3 w Q - 4 27", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. Bxc6 bxc6 5. Nc3 Bg7 6. d3 e6 7. Bg5 Ne7 8. h4 f6 9. Be3 d6 10. d4 cxd4 11. Nxd4 O-O 12. h5 c5 13. Nb3 f5 14. hxg6 Bxc3+ 15. bxc3 hxg6 16. exf5 Nxf5 17. Qf3 Nxe3 18. Qh3 Kf7 19. Qh7+ Ke8 20. Qxg6+ Kd7 21. Rh7+ Kc6 22. Qe4+ Nd5 23. c4 Ba6 24. cxd5+ exd5 25. Qa4+ Bb5 26. Na5+ Kb6 *", + "Moves": "h7b7 b6a6 a4b5", + "MovesSAN": "Rb7+ Ka6 Qxb5#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "2r1R3/PQ4pp/1B2pk2/4p3/8/P7/2q2PPP/R5K1 b - - 0 27", + "PGN": "1. e4 e6 2. Nf3 d5 3. exd5 Qxd5 4. d4 Nc6 5. Nc3 Qh5 6. Be2 Qg6 7. O-O Be7 8. Ne5 Nxe5 9. dxe5 Bd7 10. Be3 a6 11. a3 Bc6 12. Bf3 Bxf3 13. Qxf3 O-O-O 14. b4 f6 15. b5 fxe5 16. bxa6 b6 17. Rfd1 Bd6 18. Qc6 Ne7 19. Qb7+ Kd7 20. a7 Ke8 21. Ne4 Kf7 22. Nxd6+ cxd6 23. Bxb6 Rc8 24. Rxd6 Kf6 25. Rd7 Rhe8 26. Rxe7 Qxc2 27. Rxe8 *", + "Moves": "c2c1 a1c1 c8c1", + "MovesSAN": "Qc1+ Rxc1 Rxc1#", + "Themes": "backRankMate endgame mate mateIn2 sacrifice short" + }, + { + "FEN": "r5k1/1p3R1p/2p3q1/3b3p/8/P1B5/1P2R1n1/4Q1K1 w - - 0 31", + "PGN": "1. d4 g6 2. Nf3 Bg7 3. e3 f5 4. Bc4 d5 5. Bb3 c6 6. Nbd2 Nf6 7. O-O O-O 8. c4 e6 9. Ne5 Nbd7 10. Ndf3 Nxe5 11. Nxe5 Bd7 12. cxd5 exd5 13. Bd2 a5 14. a3 Ne4 15. f3 Nd6 16. h4 f4 17. e4 Be6 18. h5 gxh5 19. Qe1 Qe7 20. Bxa5 dxe4 21. fxe4 Bxb3 22. Bb4 Bxe5 23. dxe5 Qxe5 24. Qh4 Rf7 25. Bc3 Qxe4 26. Rae1 Qg6 27. Rxf4 Bd5 28. Re2 Nf5 29. Qe1 Ne3 30. Rxf7 Nxg2 *", + "Moves": "e2e8 a8e8 e1e8", + "MovesSAN": "Re8+ Rxe8 Qxe8#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "4r1k1/6Pp/7B/4q2b/2p5/8/PPP3PP/5R1K w - - 1 27", + "PGN": "1. e4 c5 2. Nc3 e6 3. f4 Nc6 4. Nf3 Be7 5. Bc4 d5 6. exd5 exd5 7. Bxd5 Nf6 8. Bc4 Ng4 9. O-O O-O 10. Ne5 Ngxe5 11. fxe5 Nxe5 12. Bb3 c4 13. Ba4 a6 14. Qh5 Bf6 15. d4 Bg4 16. dxe5 Bxh5 17. exf6 b5 18. fxg7 Re8 19. Nxb5 axb5 20. Bxb5 Qb6+ 21. Kh1 Qxb5 22. Bh6 Re2 23. Rf4 Rae8 24. Raf1 Re1 25. Rxf7 Rxf1+ 26. Rxf1 Qe5 *", + "Moves": "f1f8 e8f8 g7f8q", + "MovesSAN": "Rf8+ Rxf8 gxf8=Q#", + "Themes": "advancedPawn endgame mate mateIn2 promotion short" + }, + { + "FEN": "2kr1r2/Qpp5/p1bp2pq/8/4P2P/PB1P1nP1/1PP5/1K1R3R w - - 7 30", + "PGN": "1. e4 e5 2. Nf3 d6 3. Bc4 h6 4. Nc3 a6 5. d3 Bd7 6. Be3 Bc6 7. a3 Nf6 8. h3 Be7 9. Ne2 Nh7 10. Ng3 Ng5 11. Nh5 Nxf3+ 12. gxf3 g6 13. Ng3 Nd7 14. Qd2 Bg5 15. f4 Bxf4 16. Bxf4 exf4 17. Qxf4 Qe7 18. O-O-O Rf8 19. Qxh6 O-O-O 20. Qe3 Nb6 21. Bb3 f5 22. Rhe1 f4 23. Qd4 fxg3 24. fxg3 Qf6 25. Qe3 Qh8 26. h4 Nd7 27. Rh1 Ne5 28. Qa7 Qh6+ 29. Kb1 Nf3 *", + "Moves": "b3e6 c6d7 a7a8", + "MovesSAN": "Be6+ Bd7 Qa8#", + "Themes": "mate mateIn2 middlegame queensideAttack short" + }, + { + "FEN": "r1b3k1/p1p2ppp/2p5/2B5/4r3/8/PPP2PPP/3R1RK1 w - - 0 14", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4 5. Nxd4 Bc5 6. Be3 O-O 7. Nxc6 bxc6 8. Bxc5 Re8 9. Bd3 d5 10. O-O dxe4 11. Nxe4 Nxe4 12. Bxe4 Qxd1 13. Raxd1 Rxe4 *", + "Moves": "d1d8 e4e8 d8e8", + "MovesSAN": "Rd8+ Re8 Rxe8#", + "Themes": "backRankMate endgame master mate mateIn2 short" + }, + { + "FEN": "7k/p3q2r/3p1p2/P5R1/2P4p/5Q2/6P1/6K1 w - - 6 43", + "PGN": "1. e4 e5 2. Bc4 f6 3. Nc3 Ne7 4. d4 c6 5. d5 Ng6 6. Qh5 Bb4 7. Nf3 Bxc3+ 8. bxc3 cxd5 9. Bxd5 d6 10. Nh4 Ke7 11. Nxg6+ hxg6 12. Qxg6 Qf8 13. c4 Nd7 14. Ba3 Rb8 15. Rb1 b6 16. Rb2 Bb7 17. O-O Bxd5 18. cxd5 Rc8 19. Rfb1 Rc4 20. Qf5 Kd8 21. f4 exf4 22. Qxf4 Ne5 23. Bb4 g5 24. Qg3 Rxe4 25. a4 Rd4 26. a5 b5 27. Bc3 Rxd5 28. Bxe5 Rxe5 29. Rxb5 Rxb5 30. Rxb5 Kc7 31. Qc3+ Kd7 32. Rb7+ Ke6 33. Qe3+ Kf5 34. Rb5+ Kg6 35. Qd3+ Kh6 36. Qh3+ Kg6 37. Qf5+ Kh6 38. c4 Rh7 39. h4 gxh4 40. Qh5+ Kg7 41. Rg5+ Kh8 42. Qf3 Qe7 *", + "Moves": "f3a8 e7d8 a8d8", + "MovesSAN": "Qa8+ Qd8 Qxd8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "8/5Qpk/2p2p1p/3p4/3P1PN1/2b4P/6PK/1q6 w - - 3 35", + "PGN": "1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Nc3 Nf6 5. h3 Bf5 6. Nf3 Nc6 7. Bd3 Bg6 8. Bg5 Qb6 9. Bb5 a6 10. Bxc6+ bxc6 11. Bxf6 exf6 12. Qe2+ Be7 13. Na4 Qc7 14. Nc5 O-O 15. O-O Rfe8 16. Qd2 Qb6 17. b4 a5 18. c3 axb4 19. cxb4 h6 20. a4 Be4 21. a5 Qc7 22. Nh2 Bd6 23. f4 Rab8 24. Na6 Qa7 25. Nxb8 Rxb8 26. Rab1 Rb5 27. Rfc1 Bxb1 28. Rxb1 Qb7 29. Ng4 Bxb4 30. Qe2 Bxa5 31. Rxb5 Qxb5 32. Qe8+ Kh7 33. Qxf7 Qb1+ 34. Kh2 Bc3 *", + "Moves": "g4f6 h7h8 f7e8", + "MovesSAN": "Nxf6+ Kh8 Qe8#", + "Themes": "endgame mate mateIn2 pin short" + }, + { + "FEN": "8/1p6/p2R1pk1/2P1P1pp/1P6/6PK/r6P/8 b - - 0 32", + "PGN": "1. c4 c6 2. Nc3 e5 3. g3 Nf6 4. Bg2 d6 5. Nf3 Be7 6. O-O Be6 7. b3 a6 8. e4 O-O 9. d4 exd4 10. Nxd4 Bd7 11. Re1 Re8 12. e5 dxe5 13. Rxe5 Bd6 14. Rxe8+ Qxe8 15. Nxc6 Bxc6 16. Qxd6 Bxg2 17. Kxg2 Nc6 18. Nd5 Nxd5 19. Qxd5 Rd8 20. Qf3 Nd4 21. Qe3 Qxe3 22. Bxe3 Nc2 23. Rc1 Nxe3+ 24. fxe3 Rd2+ 25. Kh3 Rxa2 26. b4 h6 27. c5 g5 28. Rc4 Kg7 29. e4 Kg6 30. Rd4 h5 31. Rd6+ f6 32. e5 *", + "Moves": "g5g4 h3h4 a2h2", + "MovesSAN": "g4+ Kh4 Rxh2#", + "Themes": "deflection endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "1r6/R4pk1/p5p1/3p3p/8/3B4/P1P3PP/7K b - - 2 29", + "PGN": "1. e4 e6 2. Nf3 d5 3. exd5 exd5 4. d4 c5 5. dxc5 Bxc5 6. Bd3 Qb6 7. O-O Nf6 8. Nc3 Nc6 9. Be3 Bxe3 10. fxe3 Qxe3+ 11. Kh1 Qb6 12. Qe2+ Be6 13. Rae1 O-O 14. Qf2 Qxb2 15. Ne2 Ng4 16. Qh4 h6 17. Ng5 Nd4 18. Nxe6 Nxe6 19. Qxg4 Qb6 20. Nf4 Nxf4 21. Qxf4 a6 22. Qf5 g6 23. Qf6 Qxf6 24. Rxf6 h5 25. Re7 Kg7 26. Rb6 Rae8 27. Rbxb7 Rxe7 28. Rxe7 Rb8 29. Ra7 *", + "Moves": "b8b1 d3f1 b1f1", + "MovesSAN": "Rb1+ Bf1 Rxf1#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "q6r/4kppp/3pp3/1B1p4/3P2b1/1PP1P3/3Q1PPP/4K2R b K - 0 18", + "PGN": "1. Nf3 d5 2. d4 Bg4 3. Bf4 e6 4. c3 a6 5. Nbd2 Nc6 6. Qb3 b5 7. a4 Na5 8. Qd1 Nc4 9. b3 Nxd2 10. Qxd2 Bd6 11. Bxd6 cxd6 12. axb5 axb5 13. Rxa8 Qxa8 14. Qb2 Nf6 15. e3 Ne4 16. Bxb5+ Ke7 17. Nd2 Nxd2 18. Qxd2 *", + "Moves": "a8a1 d2c1 a1c1", + "MovesSAN": "Qa1+ Qc1 Qxc1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "3q2rk/5p1p/r4Pp1/1p1p4/2p2R1Q/2p4P/6P1/5R1K w - - 4 36", + "PGN": "1. e4 Nf6 2. e5 Nd5 3. c4 Nb6 4. d4 d6 5. exd6 exd6 6. h3 Be7 7. Nf3 O-O 8. Nc3 Bf5 9. Be3 Nc6 10. Be2 d5 11. c5 Nc4 12. Bxc4 dxc4 13. d5 Nb4 14. O-O Nc2 15. Rc1 Nxe3 16. fxe3 Bd3 17. Re1 Bf6 18. e4 a6 19. a4 Be7 20. b4 a5 21. Ne5 axb4 22. Nxd3 bxc3 23. Nf4 Bxc5+ 24. Kh1 Bb4 25. Qg4 c6 26. Rf1 Rxa4 27. Nh5 g6 28. Nf6+ Kg7 29. Nh5+ Kh8 30. Nf6 Be7 31. e5 Bxf6 32. exf6 cxd5 33. Rf4 b5 34. Qh4 Ra6 35. Rcf1 Rg8 *", + "Moves": "h4h7 h8h7 f4h4", + "MovesSAN": "Qxh7+ Kxh7 Rh4#", + "Themes": "attraction endgame mate mateIn2 sacrifice short" + }, + { + "FEN": "1r1r2k1/1p3pp1/p1b1p2p/8/P1B5/2qPB1QP/R1P2R2/6K1 b - - 8 25", + "PGN": "1. e4 c5 2. e5 e6 3. Nc3 a6 4. a4 d5 5. exd6 Bxd6 6. Bc4 Nc6 7. Nf3 h6 8. Qe2 Nf6 9. d3 O-O 10. h3 Qc7 11. g3 Ne5 12. Nxe5 Bxe5 13. Ne4 Nxe4 14. Qxe4 Bxg3 15. fxg3 Qxg3+ 16. Kf1 Rd8 17. Qg2 Qh4 18. Be3 Qf6+ 19. Kg1 Qxb2 20. Ra2 Qf6 21. Bxc5 Rb8 22. Qg3 Bd7 23. Rh2 Bc6 24. Rf2 Qc3 25. Be3 *", + "Moves": "c3e1 f2f1 e1g3", + "MovesSAN": "Qe1+ Rf1 Qxg3#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "6k1/1p3p1p/p1b3p1/7P/4r1P1/6Q1/P4P2/6K1 b - - 2 36", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 c6 5. Bd2 Qb6 6. Nf3 Qxb2 7. Rb1 Qa3 8. d5 Nf6 9. dxc6 Nxc6 10. Bb5 e6 11. Bd3 Be7 12. Nb5 Qxd3 13. cxd3 O-O 14. O-O Nd5 15. Nc3 Nb6 16. Re1 Bd7 17. Ne5 Nxe5 18. Rxe5 Bf6 19. Rc5 Bc6 20. Ne4 Bd4 21. Qg4 Bxc5 22. Bh6 Bd4 23. Rb4 Ba1 24. d4 g6 25. Bxf8 Rxf8 26. Nf6+ Kg7 27. Nh5+ Kg8 28. Nf4 e5 29. dxe5 Bxe5 30. h4 Nd5 31. Re4 Bxf4 32. Rxf4 Nxf4 33. Qxf4 a6 34. g4 Re8 35. h5 Re4 36. Qg3 *", + "Moves": "e4e1 g1h2 e1h1", + "MovesSAN": "Re1+ Kh2 Rh1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "5rk1/p1p3pp/2p1p3/3p4/3P4/3Qb3/PPP1N1PP/5R1K b - - 0 20", + "PGN": "1. e4 e5 2. f4 Nc6 3. Nf3 Nf6 4. fxe5 Nxe4 5. Bc4 d5 6. Bb5 Bd7 7. Bxc6 Bxc6 8. O-O Be7 9. e6 fxe6 10. Ne5 Bf6 11. d4 O-O 12. Bf4 Ng5 13. Bxg5 Bxg5 14. Rxf8+ Qxf8 15. Nxc6 bxc6 16. Nc3 Be3+ 17. Kh1 Qf4 18. Qd3 Rf8 19. Ne2 Qf1+ 20. Rxf1 *", + "Moves": "f8f1 e2g1 f1g1", + "MovesSAN": "Rxf1+ Ng1 Rxg1#", + "Themes": "endgame kingsideAttack mate mateIn2 short" + }, + { + "FEN": "3kr3/pp3Q2/2p1R2p/8/1qPr4/8/PPB2PPP/4R1K1 b - - 0 26", + "PGN": "1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Nc3 Bb4 5. Bg5 Be7 6. e3 c6 7. Bd3 Bd7 8. O-O O-O 9. e4 h6 10. Bh4 dxe4 11. Nxe4 Nxe4 12. Bxe7 Qxe7 13. Bxe4 f5 14. Bc2 Be8 15. Re1 Bh5 16. Qd3 Nd7 17. Ne5 Nxe5 18. Rxe5 Rad8 19. Rae1 Bf7 20. Rxf5 Qb4 21. Rfe5 Rfe8 22. Qh7+ Kf8 23. Qh8+ Ke7 24. Qxg7 Rxd4 25. Rxe6+ Kd8 26. Qxf7 *", + "Moves": "b4e1 e6e1 e8e1", + "MovesSAN": "Qxe1+ Rxe1 Rxe1#", + "Themes": "backRankMate mate mateIn2 middlegame short xRayAttack" + }, + { + "FEN": "5r2/p6p/3p2p1/4qp2/7k/7P/PP1Q2P1/6K1 w - - 0 30", + "PGN": "1. e4 d6 2. d4 Nf6 3. Bd3 c6 4. Nf3 g6 5. O-O Bg7 6. c3 O-O 7. Bg5 Bg4 8. Nbd2 Nbd7 9. h3 Bxf3 10. Qxf3 Qa5 11. Qe3 c5 12. Bh6 cxd4 13. cxd4 Rac8 14. Bxg7 Kxg7 15. Nc4 Qc7 16. Rac1 b5 17. Ne5 Qb6 18. Nxd7 Nxd7 19. f4 e5 20. fxe5 Nxe5 21. Bxb5 Rxc1 22. Rxc1 Qxb5 23. dxe5 Qxe5 24. Rd1 f5 25. Rd5 Qxe4 26. Qc3+ Kh6 27. Rd4 Qe5 28. Rh4+ Kg5 29. Qd2+ Kxh4 *", + "Moves": "d2h6 h4g3 h6g5", + "MovesSAN": "Qh6+ Kg3 Qg5#", + "Themes": "endgame fork mate mateIn2 short" + }, + { + "FEN": "5k2/1R3pp1/2B1p1bp/3pPn2/8/r4N2/5PPP/r4RK1 w - - 3 33", + "PGN": "1. e4 c6 2. d3 d5 3. e5 Bf5 4. Nf3 e6 5. Be2 Ne7 6. Nc3 Bg6 7. d4 Nf5 8. Bd2 Be7 9. O-O O-O 10. a4 Nd7 11. a5 a6 12. Na4 c5 13. dxc5 Nxc5 14. Nb6 Rb8 15. Bb4 Nd7 16. Bxe7 Qxe7 17. c3 Nxb6 18. axb6 Qc5 19. Qb3 Rbc8 20. Bxa6 Rc6 21. Be2 Rxb6 22. Qa3 Qxa3 23. Rxa3 Rxb2 24. Bd1 h6 25. Ra7 Rc8 26. Ba4 Rxc3 27. Be8 Kf8 28. Ra8 Ke7 29. Ba4 Ra2 30. Ra7 Rca3 31. Rxb7+ Kf8 32. Bc6 Ra1 *", + "Moves": "b7b8 f8e7 b8e8", + "MovesSAN": "Rb8+ Ke7 Re8#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "5k1r/pp1Qbppp/4p3/n7/2rP1Pn1/5N2/PR4PP/RN4K1 b - - 0 19", + "PGN": "1. e3 d5 2. d4 c5 3. f4 Nc6 4. c3 Bf5 5. Nf3 e6 6. Bd3 Bxd3 7. Qxd3 Nf6 8. O-O Be7 9. c4 Qb6 10. b3 Rc8 11. Bb2 Na5 12. cxd5 c4 13. Qd1 Nxd5 14. bxc4 Nxe3 15. Qa4+ Kf8 16. Rf2 Rxc4 17. Qd7 Ng4 18. Rd2 Qxb2 19. Rxb2 *", + "Moves": "c4c1 f3e1 c1e1", + "MovesSAN": "Rc1+ Ne1 Rxe1#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "r1b2r1k/ppp2p1B/4np2/4q2Q/8/1P6/P1P2KPP/8 w - - 0 20", + "PGN": "1. e4 e5 2. f4 d5 3. exd5 Qxd5 4. Nf3 Qe4+ 5. Be2 exf4 6. d3 Qc6 7. Nc3 Nf6 8. Bxf4 Bc5 9. b3 Bb4 10. Bd2 O-O 11. O-O Bxc3 12. Bxc3 Qxc3 13. d4 Nc6 14. Bd3 Nxd4 15. Ne5 Ne6 16. Rxf6 gxf6 17. Bxh7+ Kh8 18. Qh5 Qxa1+ 19. Kf2 Qxe5 *", + "Moves": "h7f5 h8g7 h5h7", + "MovesSAN": "Bf5+ Kg7 Qh7#", + "Themes": "discoveredAttack mate mateIn2 middlegame short" + }, + { + "FEN": "2rk4/2q5/3ppN1b/5n1N/6Q1/2PK4/6P1/4R3 w - - 4 49", + "PGN": "1. d4 g6 2. Nf3 Bg7 3. Bf4 d6 4. e3 h6 5. Bg3 e6 6. Be2 Ne7 7. c3 g5 8. Nbd2 Ng6 9. h3 f5 10. h4 g4 11. Nh2 h5 12. Qc2 O-O 13. O-O-O a5 14. a3 Qf6 15. f3 b5 16. fxg4 hxg4 17. h5 Ne7 18. Rdf1 Qh6 19. Bf4 Qf6 20. h6 Bh8 21. h7+ Kf7 22. Bxg4 fxg4 23. Nxg4 Qg6 24. Bh6+ Nf5 25. Bxf8 Kxf8 26. Nh6 Ke7 27. Ng8+ Kd8 28. Qe4 Nc6 29. Qxc6 Rb8 30. e4 Bd7 31. Qa6 Ng3 32. Rf8+ Be8 33. Re1 Qxh7 34. e5 Qg7 35. Qa7 Rc8 36. Rxe8+ Kxe8 37. Nf6+ Kd8 38. Qb7 Qe7 39. Qf3 Nf5 40. Nde4 b4 41. Qg4 Bg7 42. axb4 axb4 43. exd6 cxd6 44. Nh5 Bh6+ 45. Kc2 bxc3 46. bxc3 Nxd4+ 47. Kd3 Nf5 48. Nef6 Qc7 *", + "Moves": "g4g8 h6f8 g8f8", + "MovesSAN": "Qg8+ Bf8 Qxf8#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "2b1k2r/r2p1ppp/p2b4/1ppBq3/3pP3/3P4/PPPNQPPP/R3R1K1 b k - 5 14", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 Nd4 4. Nxd4 exd4 5. O-O a6 6. Bc4 b5 7. Bb3 c5 8. d3 Nf6 9. Bg5 Bd6 10. Re1 Qe7 11. Bxf6 Qxf6 12. Bd5 Ra7 13. Qe2 Qe5 14. Nd2 *", + "Moves": "e5h2 g1f1 h2h1", + "MovesSAN": "Qxh2+ Kf1 Qh1#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "2r4k/8/3pN1Pp/p2Q3P/1p2P3/8/PKp5/8 b - - 0 34", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. f3 Bg7 7. Be3 O-O 8. Qd2 Nc6 9. Bc4 Bd7 10. O-O-O Rc8 11. Bb3 Ne5 12. Kb1 Nc4 13. Bxc4 Rxc4 14. g4 b5 15. h4 b4 16. Nce2 Qc7 17. h5 Rc8 18. Rc1 a5 19. Bh6 e5 20. hxg6 fxg6 21. Bxg7 Kxg7 22. Qh6+ Kg8 23. g5 Nh5 24. Rxh5 gxh5 25. g6 Bg4 26. fxg4 exd4 27. gxh5 Qg7 28. Qg5 h6 29. Qd5+ Kh8 30. Nf4 d3 31. Ne6 Rxc2 32. Rxc2 dxc2+ 33. Kc1 Qxb2+ 34. Kxb2 *", + "Moves": "c2c1q b2b3 c1c2", + "MovesSAN": "c1=Q+ Kb3 Qc2#", + "Themes": "advancedPawn endgame master mate mateIn2 promotion short" + }, + { + "FEN": "6rk/1p4b1/p5Q1/n2p1p2/3P4/P1Pq3P/1P4P1/6RK w - - 4 35", + "PGN": "1. e4 c6 2. Nf3 d5 3. exd5 cxd5 4. Bb5+ Nc6 5. O-O a6 6. Be2 Bg4 7. h3 Bh5 8. d4 Nf6 9. Re1 e6 10. Nbd2 Be7 11. Nf1 h6 12. Ng3 Bg6 13. Bd3 Bxd3 14. Qxd3 O-O 15. Be3 Bd6 16. Ne2 Ne4 17. Nd2 Nxd2 18. Qxd2 Qb6 19. Rab1 Be7 20. a3 Bf6 21. c3 Na5 22. Bxh6 gxh6 23. Qxh6 Bg7 24. Qg5 Qd8 25. Qg3 Qd7 26. Nf4 Qd6 27. Qg4 f5 28. Qg6 Qxf4 29. Qxe6+ Kh8 30. Re3 Rfe8 31. Qg6 Rxe3 32. fxe3 Qxe3+ 33. Kh1 Qd3 34. Rg1 Rg8 *", + "Moves": "g6h5 g7h6 h5h6", + "MovesSAN": "Qh5+ Bh6 Qxh6#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "1r1r2k1/p5bp/6p1/2p2p2/1P6/P1P1P1Pb/1B2RP1P/RN4KB b - - 0 22", + "PGN": "1. g3 Nf6 2. Bg2 g6 3. Nf3 Bg7 4. d3 O-O 5. c3 d6 6. O-O Nbd7 7. a3 c5 8. b3 e5 9. Bb2 d5 10. b4 e4 11. dxe4 dxe4 12. Nfd2 Re8 13. e3 Ne5 14. Nxe4 Nxe4 15. Qxd8 Rxd8 16. Bxe4 Bh3 17. Re1 f5 18. Bxb7 Rab8 19. Bh1 Nd3 20. Re2 Nf4 21. Re1 Ne2+ 22. Rxe2 *", + "Moves": "d8d1 e2e1 d1e1", + "MovesSAN": "Rd1+ Re1 Rxe1#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "5k2/5pbp/6p1/3N4/8/1r6/R4KPP/8 w - - 1 38", + "PGN": "1. e4 e6 2. d4 g6 3. Nc3 Bg7 4. Nf3 Ne7 5. Bd3 b6 6. Be3 Bb7 7. Qe2 Nbc6 8. a3 d5 9. exd5 Nxd5 10. Nxd5 Qxd5 11. c4 Qd8 12. Be4 O-O 13. O-O Rb8 14. d5 exd5 15. Bxd5 Na5 16. Bxb7 Rxb7 17. Rab1 c5 18. Rfd1 Rd7 19. b4 cxb4 20. axb4 Nc6 21. Rxd7 Qxd7 22. Rd1 Qe7 23. Qa2 Qxb4 24. Rb1 Qa5 25. Qxa5 Nxa5 26. Nd4 Nxc4 27. Nc6 Nxe3 28. fxe3 Bh6 29. Kf2 Re8 30. Rb3 a5 31. Kf3 a4 32. Rxb6 Rxe3+ 33. Kf2 a3 34. Ra6 Rb3 35. Ne7+ Kf8 36. Nd5 a2 37. Rxa2 Bg7 *", + "Moves": "a2a8 b3b8 a8b8", + "MovesSAN": "Ra8+ Rb8 Rxb8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "7k/pp4pp/8/8/5r2/8/Pr3PPP/R3R1K1 w - - 0 23", + "PGN": "1. e4 e5 2. Nf3 d6 3. d4 exd4 4. Bc4 Nc6 5. O-O Nf6 6. c3 Nxe4 7. cxd4 Be7 8. Re1 d5 9. Bb3 O-O 10. Nc3 f5 11. Nxd5 Na5 12. Nxe7+ Kh8 13. Nxc8 Nxb3 14. Qxb3 Rxc8 15. d5 c6 16. dxc6 Rxc6 17. Bf4 Qa5 18. Nd4 Rb6 19. Qe3 Rxb2 20. Nxf5 Qxf5 21. Qxe4 Qxf4 22. Qxf4 Rxf4 *", + "Moves": "e1e8 f4f8 e8f8", + "MovesSAN": "Re8+ Rf8 Rxf8#", + "Themes": "backRankMate endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "r1b1rk2/1p4pQ/4pbP1/pB2q3/7P/2p5/P4P2/K2R3R w - - 0 31", + "PGN": "1. d4 Nf6 2. Nf3 e6 3. c4 d5 4. Nc3 c6 5. Bg5 Be7 6. e3 Nbd7 7. Bd3 O-O 8. Qc2 h6 9. h4 dxc4 10. Bxc4 Nd5 11. O-O-O Nxc3 12. bxc3 Nb6 13. Bd3 Nd5 14. e4 Nf6 15. e5 Nd5 16. Kb1 Qb6+ 17. Ka1 Re8 18. g4 Qa5 19. Bd2 Qa3 20. g5 h5 21. g6 f5 22. exf6 Nxf6 23. Ne5 a5 24. Bc1 Qd6 25. Qe2 c5 26. Bg5 cxd4 27. Bxf6 Bxf6 28. Qxh5 Qxe5 29. Qh7+ Kf8 30. Bb5 dxc3 *", + "Moves": "h7h8 f8e7 h8e8", + "MovesSAN": "Qh8+ Ke7 Qxe8#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "3r4/1b5p/P6k/5Prn/8/4bP2/PQP3PP/R4R1K b - - 2 27", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bc4 e6 7. Bb3 b5 8. f3 Be7 9. Be3 Bb7 10. Bxe6 fxe6 11. Nxe6 Qd7 12. Nxg7+ Kf7 13. Nf5 Nc6 14. O-O Ne5 15. Bf4 Nc4 16. b3 Nh5 17. Bc1 Bf6 18. bxc4 Bxc3 19. Nxd6+ Kg7 20. Nf5+ Qxf5 21. exf5 Rad8 22. Bh6+ Kxh6 23. Qc1+ Bd2 24. Qb2 Rhg8 25. cxb5 Rg5 26. bxa6 Be3+ 27. Kh1 *", + "Moves": "h5g3 h2g3 g5h5", + "MovesSAN": "Ng3+ hxg3 Rh5#", + "Themes": "clearance mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "8/p6k/6p1/2P5/5Q2/6PK/P7/3q4 b - - 0 45", + "PGN": "1. d4 Nc6 2. d5 Ne5 3. e4 e6 4. Nc3 d6 5. Be2 Nf6 6. Nf3 Nxf3+ 7. Bxf3 e5 8. O-O Be7 9. g3 Bh3 10. Bg2 Bxg2 11. Kxg2 O-O 12. f4 Nd7 13. Be3 Re8 14. Qh5 Nf6 15. Qf3 exf4 16. gxf4 c6 17. Kh1 cxd5 18. exd5 Bf8 19. Bd4 Nd7 20. Rae1 Rxe1 21. Rxe1 Qh4 22. Rg1 g6 23. Ne4 Qe7 24. Re1 Qh4 25. Rg1 Qe7 26. Ng5 Re8 27. Bc3 Bg7 28. Qh3 h6 29. Re1 Qf8 30. Qxd7 Rxe1+ 31. Bxe1 hxg5 32. fxg5 Be5 33. Bg3 Bxg3 34. hxg3 Qb8 35. b3 b5 36. Kg2 Qb6 37. Kh3 Qe3 38. Qxd6 Qxg5 39. Qb8+ Kh7 40. Qf4 Qxd5 41. c4 bxc4 42. bxc4 Qd1 43. Qxf7+ Kh6 44. Qf4+ Kh7 45. c5 *", + "Moves": "d1h1 h3g4 h1h5", + "MovesSAN": "Qh1+ Kg4 Qh5#", + "Themes": "endgame master mate mateIn2 queenEndgame short" + }, + { + "FEN": "8/3R4/7p/5kP1/7K/1r6/8/8 b - - 0 54", + "PGN": "1. e4 a6 2. Nf3 e6 3. d4 d5 4. Nc3 c5 5. exd5 exd5 6. Bd3 c4 7. Be2 Nf6 8. O-O Bd6 9. Re1 O-O 10. Bf1 Nc6 11. h3 Bf5 12. Ne5 Rc8 13. Bf4 b5 14. Nxc6 Rxc6 15. Bxd6 Qxd6 16. a3 h6 17. Qd2 Rb8 18. g4 Ne4 19. Qe3 Bg6 20. Bg2 Nxc3 21. Qxc3 b4 22. axb4 Qxb4 23. Re8+ Kh7 24. Qxb4 Rxb4 25. Bxd5 Rd6 26. Be4 Rxb2 27. Bxg6+ Kxg6 28. c3 Rc2 29. Re3 Rf6 30. Rf1 a5 31. f4 Rb6 32. Rf2 Rc1+ 33. Kg2 Rbb1 34. Re5 Rxc3 35. Rxa5 Rd1 36. Rd5 Rcd3 37. h4 Rxd4 38. h5+ Kh7 39. Rc5 R1d3 40. Rc7 c3 41. Kf1 Rd1+ 42. Kg2 R1d3 43. Rc8 f5 44. gxf5 Rd5 45. Rf8 Rd2 46. Rc8 Rxf2+ 47. Kxf2 Rxf5 48. Rxc3 Rxh5 49. Kg3 Rb5 50. Rd3 Kg6 51. Rd6+ Kf5 52. Rd7 Rb3+ 53. Kh4 g5+ 54. fxg5 *", + "Moves": "h6g5 h4h5 b3h3", + "MovesSAN": "hxg5+ Kh5 Rh3#", + "Themes": "endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "8/1p3pk1/p4p2/4rPb1/5q1p/P1PR1B1P/2Q2KP1/6R1 b - - 6 32", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Rg1 h5 7. h3 h4 8. Be3 Nc6 9. Qd2 Nxd4 10. Bxd4 Be6 11. f4 g6 12. Bd3 Bh6 13. Qf2 Qa5 14. a3 Qc7 15. f5 gxf5 16. exf5 Bc4 17. Bxf6 exf6 18. Qe2+ Kf8 19. Bxc4 Re8 20. Ne4 Kg7 21. Qg4+ Bg5 22. Be2 Rxe4 23. Qxe4 d5 24. Qd3 Re8 25. c3 Qb6 26. Kf1 Re3 27. Qc2 d4 28. Rd1 dxc3 29. bxc3 Qc7 30. Rd3 Qf4+ 31. Bf3 Re5 32. Kf2 *", + "Moves": "f4g3 f2f1 e5e1", + "MovesSAN": "Qg3+ Kf1 Re1#", + "Themes": "killBoxMate master mate mateIn2 middlegame short" + }, + { + "FEN": "b6k/p5pn/7p/8/3p4/2PB1P2/P4qPP/1R5K w - - 0 32", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 b6 5. e4 Bb7 6. Bd3 d5 7. cxd5 exd5 8. e5 Ne4 9. Nf3 O-O 10. O-O Bxc3 11. bxc3 f5 12. exf6 Nxf6 13. Ne5 Nbd7 14. Ba3 c5 15. Nxd7 Qxd7 16. dxc5 bxc5 17. Bxc5 Rac8 18. Bxf8 Rxf8 19. Rab1 Qc6 20. Qb3 Ba8 21. f3 Kh8 22. Qb4 Rd8 23. Rfe1 h6 24. Bb5 Qb6+ 25. Kh1 Rb8 26. Qe7 Qf2 27. Bd3 Rxb1 28. Rxb1 Ng8 29. Qe8 d4 30. Qg6 Nf6 31. Qh7+ Nxh7 *", + "Moves": "b1b8 h7f8 b8f8", + "MovesSAN": "Rb8+ Nf8 Rxf8#", + "Themes": "endgame fork mate mateIn2 short" + }, + { + "FEN": "2r2rk1/7p/p2b4/2p1q1pN/4p3/4P2P/PPR1QPP1/2R3K1 b - - 1 28", + "PGN": "1. d4 d6 2. Bf4 f6 3. e3 e5 4. dxe5 fxe5 5. Bg3 Nf6 6. c3 Be7 7. Nf3 O-O 8. Bd3 Bg4 9. Be2 Nc6 10. h3 Bh5 11. Nfd2 Bxe2 12. Qxe2 e4 13. Bh4 d5 14. Nb3 b6 15. Nd4 Nxd4 16. cxd4 Qe8 17. O-O Qf7 18. Nc3 c6 19. Rac1 Rac8 20. Rc2 Bd6 21. Rfc1 Qg6 22. Na4 c5 23. dxc5 bxc5 24. Nc3 a6 25. Bxf6 Qxf6 26. Nxd5 Qe5 27. Nf4 g5 28. Nh5 *", + "Moves": "e5h2 g1f1 h2h1", + "MovesSAN": "Qh2+ Kf1 Qh1#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "7k/6pp/p7/1p2Q3/8/7b/PP4B1/3qRK2 b - - 1 27", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. Bc4 e6 4. c3 a6 5. O-O b5 6. Bb3 Bb7 7. d4 cxd4 8. cxd4 d5 9. e5 f6 10. exf6 Nxf6 11. Bg5 Be7 12. Re1 Bc8 13. Nc3 O-O 14. h3 Nh5 15. Bxe7 Qxe7 16. Ne5 Nxe5 17. Qxh5 Nd3 18. Re3 Nxf2 19. Nxd5 Qd6 20. Rf1 exd5 21. Bxd5+ Kh8 22. Bxa8 Qxd4 23. Qe5 Nxh3+ 24. gxh3 Rxf1+ 25. Kxf1 Qd1+ 26. Re1 Bxh3+ 27. Bg2 *", + "Moves": "d1f3 f1g1 f3g2", + "MovesSAN": "Qf3+ Kg1 Qxg2#", + "Themes": "endgame mate mateIn2 pin short" + }, + { + "FEN": "1k1r4/ppp5/2p5/6Qp/4P3/P1P2PP1/1P1r1q2/2KR4 w - - 0 26", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Qf6 5. c3 Bc5 6. Be3 Qh4 7. Nd2 Nf6 8. Bd3 Ng4 9. Qe2 Nxh2 10. g3 Nf3+ 11. Qxf3 Qe7 12. Nxc6 dxc6 13. O-O-O Be6 14. a3 O-O-O 15. Bxc5 Qxc5 16. Rhe1 h5 17. Rh1 Bg4 18. Qxf7 Bxd1 19. Rxd1 Rxd3 20. Qxg7 Rhd8 21. Qf6 Rf8 22. Qe6+ Kb8 23. f3 Qf2 24. Qg6 Rfd8 25. Qg5 Rxd2 *", + "Moves": "g5d8 d2d8 d1d8", + "MovesSAN": "Qxd8+ Rxd8 Rxd8#", + "Themes": "backRankMate endgame mate mateIn2 short xRayAttack" + }, + { + "FEN": "6rk/p1N2R1p/1n1Q4/2p1p3/8/7P/PPP3PK/4q3 b - - 2 33", + "PGN": "1. d4 c5 2. d5 d6 3. Nc3 Nf6 4. e4 e5 5. Be2 Be7 6. Nf3 O-O 7. O-O Nfd7 8. Ne1 f5 9. f3 fxe4 10. fxe4 Rxf1+ 11. Bxf1 Nf6 12. Nf3 Bg4 13. Be3 Nbd7 14. Qd2 Qe8 15. Be2 Qh5 16. h3 Bxf3 17. Bxf3 Qg6 18. Rf1 b5 19. Nxb5 Nxe4 20. Bxe4 Qxe4 21. Nc7 Rc8 22. Ne6 Nb6 23. Qf2 Bf6 24. Bg5 Qxd5 25. Qf5 Re8 26. Nc7 Qd4+ 27. Kh1 Rf8 28. Qe6+ Kh8 29. Bxf6 gxf6 30. Rxf6 Rg8 31. Rf7 Qh4 32. Qxd6 Qe1+ 33. Kh2 *", + "Moves": "e1g3 h2g1 g3g2", + "MovesSAN": "Qg3+ Kg1 Qxg2#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r4rk1/4qp2/1Q2p2p/6p1/3P4/Pp1BPbB1/1P1n1P1P/K1R3R1 b - - 0 26", + "PGN": "1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. Bg5 Be7 6. e3 h6 7. Bh4 Nbd7 8. Qc2 O-O 9. O-O-O dxc4 10. Bxc4 b5 11. Be2 a5 12. Ne5 b4 13. Nxc6 Qe8 14. Ne4 Bb7 15. Kb1 Rc8 16. Nxe7+ Qxe7 17. Nxf6+ Nxf6 18. Qa4 g5 19. Bg3 Be4+ 20. Bd3 Bxg2 21. Rhg1 Bf3 22. Rc1 Ne4 23. Qxa5 Nd2+ 24. Ka1 Ra8 25. Qb6 b3 26. a3 *", + "Moves": "a8a3 b2a3 e7a3", + "MovesSAN": "Rxa3+ bxa3 Qxa3#", + "Themes": "mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "4r1qr/3k4/p1p5/3pQ2p/N7/P4Pp1/1PP3P1/4R1K1 w - - 1 30", + "PGN": "1. e4 c6 2. Nf3 d5 3. exd5 cxd5 4. d4 Bf5 5. Bf4 e6 6. Nc3 Nf6 7. a3 a6 8. Be2 Nc6 9. O-O Bd6 10. Ne5 Qc7 11. Nxc6 bxc6 12. Bg5 Bxh2+ 13. Kh1 Bd6 14. Kg1 h6 15. Bxf6 gxf6 16. Bh5 Bg6 17. Bxg6 fxg6 18. Qg4 Qf7 19. Rfe1 Kd7 20. Na4 Rab8 21. Rab1 h5 22. Qf3 g5 23. Re3 g4 24. Qe2 Qg8 25. f3 g3 26. Re1 e5 27. dxe5 fxe5 28. Rxe5 Bxe5 29. Qxe5 Re8 *", + "Moves": "a4b6 d7d8 e5d6", + "MovesSAN": "Nb6+ Kd8 Qd6#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "6k1/R7/3R4/2p2pn1/2P3b1/1r6/4r3/5K2 w - - 0 40", + "PGN": "1. d4 Nf6 2. c4 e5 3. Bg5 exd4 4. Qxd4 Be7 5. Nc3 Nc6 6. Qd1 O-O 7. e3 d6 8. Bd3 h6 9. Bh4 a5 10. Bb1 Re8 11. Qc2 g6 12. Nf3 Bf5 13. e4 Nxe4 14. Nxe4 Bxh4 15. Nxh4 Qxh4 16. O-O Qxe4 17. Qb3 Qe7 18. Qxb7 Nd4 19. Bd3 Bxd3 20. Rfd1 Nc2 21. Rac1 Be4 22. Qb3 c5 23. f3 Nd4 24. Qe3 Bf5 25. Qxh6 Rab8 26. b3 a4 27. g4 Bd7 28. Kg2 axb3 29. axb3 Rxb3 30. h4 Nxf3 31. h5 Qg5 32. Qxg5 Nxg5 33. Rxd6 Bxg4 34. hxg6 f5 35. Ra1 Re2+ 36. Kf1 Kg7 37. Ra7+ Kh6 38. g7+ Kh7 39. g8=Q+ Kxg8 *", + "Moves": "d6d8 e2e8 d8e8", + "MovesSAN": "Rd8+ Re8 Rxe8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "3r3r/RR2bk2/2p2N1n/4Qn2/7p/8/P4PPP/6K1 b - - 0 37", + "PGN": "1. Nf3 Nc6 2. e4 b6 3. d4 g6 4. d5 Na5 5. b4 Nb7 6. Bb2 f6 7. Bd3 Nd6 8. O-O Bb7 9. Re1 e5 10. dxe6 dxe6 11. Ng5 Qe7 12. Qg4 Bc8 13. Bb5+ Nxb5 14. c4 Nd6 15. c5 bxc5 16. bxc5 Nf7 17. Nf3 h5 18. Qf4 e5 19. Qe3 g5 20. Nc3 c6 21. Rad1 g4 22. Nh4 g3 23. Qxg3 Qxc5 24. Nf5 Qb6 25. Rb1 Bxf5 26. exf5 Qc5 27. Ne4 Qe7 28. Qc3 Rc8 29. Re3 Ngh6 30. Qa5 Nxf5 31. Rf3 N7h6 32. Ba3 Qxa3 33. Rxa3 h4 34. Nxf6+ Kf7 35. Qxe5 Rd8 36. Rb7+ Be7 37. Raxa7 *", + "Moves": "d8d1 e5e1 d1e1", + "MovesSAN": "Rd1+ Qe1 Rxe1#", + "Themes": "backRankMate mate mateIn2 middlegame short" + }, + { + "FEN": "r7/ppQb3p/4Nnpk/2pB4/2P5/2q3P1/3N2KP/8 w - - 4 27", + "PGN": "1. e4 g6 2. f4 c5 3. Nf3 Nc6 4. c3 Bg7 5. g3 d6 6. Bg2 Nf6 7. d3 e5 8. O-O O-O 9. Kh1 Nh5 10. Qe1 f5 11. fxe5 fxe4 12. dxe4 Nxe5 13. Nbd2 Nd3 14. Qe3 Nxc1 15. Raxc1 d5 16. exd5 Qxd5 17. Ng5 Qxa2 18. Rxf8+ Bxf8 19. c4 Qxb2 20. Bd5+ Kg7 21. Rc3 Qa1+ 22. Kg2 Nf6 23. Qe5 Bd6 24. Qxd6 Qxc3 25. Qc7+ Bd7 26. Ne6+ Kh6 *", + "Moves": "c7f4 g6g5 f4g5", + "MovesSAN": "Qf4+ g5 Qxg5#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "2R2rk1/5ppp/8/8/1P6/3Q3P/3p1qP1/7K w - - 0 34", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nc3 Nc6 4. Bb5 Bb4 5. d3 O-O 6. Bg5 Nd4 7. Bc4 b5 8. Bb3 a5 9. a3 Nxb3 10. cxb3 Be7 11. O-O b4 12. axb4 Bxb4 13. Nd5 Be7 14. b4 c6 15. Nxe7+ Qxe7 16. Bxf6 Qxf6 17. bxa5 d5 18. Qe2 Re8 19. Rfc1 Ba6 20. Qc2 Rac8 21. Qa4 Bxd3 22. exd5 cxd5 23. Rxc8 Rxc8 24. a6 Bxa6 25. h3 Bc4 26. b4 e4 27. Nd2 Bd3 28. Qd7 Rf8 29. Rc1 d4 30. Rc8 e3 31. fxe3 dxe3 32. Qxd3 Qf2+ 33. Kh1 exd2 *", + "Moves": "c8f8 g8f8 d3d8", + "MovesSAN": "Rxf8+ Kxf8 Qd8#", + "Themes": "attraction endgame mate mateIn2 short" + }, + { + "FEN": "2k4r/pp2n3/2n1N3/2NpPp2/2pP3r/2P4P/Pq4PK/R1Q2R2 b - - 1 25", + "PGN": "1. e4 d5 2. e5 c5 3. f4 Nc6 4. Nf3 Bg4 5. Be2 e6 6. O-O Nge7 7. d3 h6 8. h3 Bh5 9. c3 Qb6 10. Nbd2 O-O-O 11. Kh2 f5 12. Nb3 g5 13. d4 c4 14. Nc5 Bf7 15. fxg5 Bg7 16. gxh6 Bxh6 17. Bxh6 Rxh6 18. Ng5 Bg8 19. Qd2 Rg6 20. Bh5 Rh6 21. Bf7 Rh4 22. Bxe6+ Bxe6 23. Ngxe6 Rdh8 24. Qg5 Qxb2 25. Qc1 *", + "Moves": "h4h3 h2g1 h3h1", + "MovesSAN": "Rxh3+ Kg1 Rh1#", + "Themes": "mate mateIn2 middlegame pin short" + }, + { + "FEN": "6rk/6p1/p5Qp/7R/8/3P3P/5PPK/qq6 w - - 0 34", + "PGN": "1. e4 c5 2. Bc4 Nc6 3. Nc3 a6 4. a3 e6 5. d3 b5 6. Bb3 h6 7. Nf3 Nge7 8. Bf4 Ng6 9. Bg3 Bb7 10. O-O Be7 11. h3 O-O 12. Qd2 d6 13. Bf4 Nxf4 14. Qxf4 Bf6 15. Rfe1 Ne5 16. Rad1 Nxf3+ 17. Qxf3 d5 18. exd5 exd5 19. Bxd5 Bxd5 20. Nxd5 Bxb2 21. Re7 Bxa3 22. Rde1 c4 23. Rb7 cxd3 24. Ne7+ Kh8 25. cxd3 Bxe7 26. Rexe7 Qd4 27. Rxf7 Rxf7 28. Qxf7 Rg8 29. Rd7 Qa1+ 30. Kh2 b4 31. Rd5 b3 32. Rh5 b2 33. Qg6 b1=Q *", + "Moves": "h5h6 g7h6 g6h6", + "MovesSAN": "Rxh6+ gxh6 Qxh6#", + "Themes": "endgame mate mateIn2 sacrifice short" + }, + { + "FEN": "2r1r1k1/5p1p/p2p4/1p4BP/5R2/3B1b2/PPPR1P2/2K5 b - - 1 24", + "PGN": "1. e4 e5 2. d4 Qf6 3. dxe5 Qxe5 4. Nc3 Bc5 5. Nf3 Qd6 6. Qxd6 Bxd6 7. e5 Bb4 8. Bd2 Bxc3 9. Bxc3 Nc6 10. O-O-O Nh6 11. Bc4 O-O 12. Ng5 a6 13. Bd2 b5 14. Bd3 g6 15. Nf3 d6 16. Bxh6 Re8 17. exd6 cxd6 18. h4 Bg4 19. h5 g5 20. Bxg5 Ne5 21. Rh4 Rac8 22. Rd2 Nxf3 23. gxf3 Bxf3 24. Rf4 *", + "Moves": "e8e1 d2d1 e1d1", + "MovesSAN": "Re1+ Rd1 Rxd1#", + "Themes": "mate mateIn2 middlegame queensideAttack short" + }, + { + "FEN": "6k1/R4ppp/1p2p2q/3n4/1P2n3/P3PN1P/1Br2PP1/6K1 w - - 0 29", + "PGN": "1. d4 Nf6 2. c4 c5 3. Nc3 cxd4 4. Qxd4 Nc6 5. Qd1 e6 6. Nf3 Bb4 7. Qc2 d5 8. e3 b6 9. Bd3 dxc4 10. Bxc4 Bb7 11. O-O O-O 12. a3 Bxc3 13. Qxc3 Qc7 14. Be2 Rac8 15. b4 Qe7 16. Qb3 Ng4 17. Bb2 Nb8 18. h3 Nf6 19. Rac1 Nbd7 20. Nd4 Ne4 21. Rfd1 Rxc1 22. Rxc1 Qg5 23. Nf3 Qh6 24. Rc7 Bd5 25. Bc4 Ndf6 26. Bxd5 Nxd5 27. Rxa7 Rc8 28. Qc2 Rxc2 *", + "Moves": "a7a8 c2c8 a8c8", + "MovesSAN": "Ra8+ Rc8 Rxc8#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "8/7R/pppkr3/8/PPPK4/8/8/8 w - - 6 56", + "PGN": "1. e4 e6 2. d4 d5 3. Nc3 Nc6 4. Nf3 Nf6 5. e5 Ne4 6. Nxe4 dxe4 7. Ng5 Qxd4 8. Qxd4 Nxd4 9. Kd2 Nc6 10. Nxe4 Nxe5 11. c3 Be7 12. f4 Ng4 13. h3 Nf6 14. Bd3 Bd7 15. g4 Bc6 16. Re1 Nxe4+ 17. Bxe4 Bxe4 18. Rxe4 Rd8+ 19. Kc2 O-O 20. f5 e5 21. Rxe5 Rfe8 22. g5 Bd6 23. Rxe8+ Rxe8 24. Bd2 Re2 25. Rd1 Kf8 26. Kd3 Rh2 27. Kc4 Rxh3 28. f6 Rh4+ 29. Kb3 gxf6 30. gxf6 Rh5 31. Bf4 Rb5+ 32. Kc2 Rb6 33. Bh6+ Ke8 34. Rf1 Kd7 35. a3 Be5 36. Bg7 h5 37. Rf5 Ke6 38. Rxh5 Bxf6 39. Rh6 Ke7 40. Bxf6+ Rxf6 41. Rh8 Kd7 42. Ra8 a6 43. c4 Rc6 44. Kc3 f6 45. b3 f5 46. Rf8 Ke7 47. Rxf5 Rf6 48. Re5+ Re6 49. Rh5 Kd6 50. b4 b6 51. Rd5+ Ke7 52. a4 c6 53. Rh5 Re3+ 54. Kd4 Re6 55. Rh7+ Kd6 *", + "Moves": "c4c5 b6c5 b4c5", + "MovesSAN": "c5+ bxc5+ bxc5#", + "Themes": "endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "7k/ppq3pp/4Qp2/2brp3/2P5/PP6/1B3PPP/6K1 w - - 0 27", + "PGN": "1. Nf3 d5 2. b3 c5 3. Bb2 f6 4. d4 cxd4 5. Nxd4 e5 6. Nf3 Nc6 7. e3 Be6 8. Be2 Nh6 9. O-O Nf5 10. Nbd2 Be7 11. c4 d4 12. exd4 Nfxd4 13. Nxd4 Nxd4 14. Nf3 Nxe2+ 15. Qxe2 Qc7 16. Rad1 O-O 17. Rfe1 Bb4 18. Rf1 Rad8 19. a3 Be7 20. Nd4 Bd7 21. Qe4 Bc5 22. Qd5+ Kh8 23. Ne6 Bxe6 24. Qxe6 Rxd1 25. Rxd1 Rd8 26. Rd5 Rxd5 *", + "Moves": "e6e8 c5f8 e8f8", + "MovesSAN": "Qe8+ Bf8 Qxf8#", + "Themes": "endgame master mate mateIn2 short" + }, + { + "FEN": "8/5nBp/7P/p4p2/Pk1p1P2/1Pb2K2/2P5/8 w - - 1 41", + "PGN": "1. e4 c5 2. f4 Nc6 3. Nf3 e6 4. Bc4 d5 5. exd5 exd5 6. Bb5 Nf6 7. Qe2+ Be7 8. O-O O-O 9. Bxc6 bxc6 10. d3 Re8 11. Re1 Bg4 12. Qf2 Bd6 13. Ne5 Bd7 14. Nc3 Qc7 15. d4 cxd4 16. Qxd4 c5 17. Nxd5 cxd4 18. Nxc7 Bxc7 19. Nxd7 Nxd7 20. Rxe8+ Rxe8 21. Bd2 Re2 22. Rd1 Bb6 23. Kf1 Re6 24. g3 f5 25. Kg2 g6 26. Kf3 Kf7 27. Re1 Rxe1 28. Bxe1 Nc5 29. Bb4 Ne4 30. b3 Ke6 31. a4 a5 32. Bf8 Kd5 33. Bg7 Bc5 34. g4 Bb4 35. gxf5 gxf5 36. Be5 Bc3 37. h4 Nd6 38. h5 Nf7 39. Bg7 Kc5 40. h6 Kb4 *", + "Moves": "g7f8 f7d6 f8d6", + "MovesSAN": "Bf8+ Nd6 Bxd6#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r2qk2r/ppp2ppp/3p4/3Bp3/4P3/P1NPPP1b/1PP4P/R2QR1K1 b kq - 0 12", + "PGN": "1. e4 e5 2. Nc3 Bc5 3. Nf3 Nc6 4. Bc4 d6 5. O-O Nf6 6. d3 Bg4 7. a3 Nd4 8. Be3 Nxf3+ 9. gxf3 Bh3 10. Re1 Bxe3 11. fxe3 Nd5 12. Bxd5 *", + "Moves": "d8g5 g1f2 g5g2", + "MovesSAN": "Qg5+ Kf2 Qg2#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "6k1/2p2ppp/1p2p3/5n2/1P3PRP/4q3/3rB1QK/8 w - - 1 30", + "PGN": "1. d4 d5 2. Nf3 Nf6 3. Nbd2 Nc6 4. e3 a6 5. Ne5 Nxe5 6. dxe5 Ng4 7. Nf3 e6 8. c4 Bc5 9. h3 Nh6 10. a3 a5 11. Be2 b6 12. O-O Bb7 13. Bd2 O-O 14. b4 axb4 15. Bxb4 Bxb4 16. axb4 Rxa1 17. Qxa1 dxc4 18. Bxc4 Bxf3 19. gxf3 Qg5+ 20. Kh1 Nf5 21. Rg1 Qh5 22. Kh2 Qxf3 23. Qe1 Nh4 24. Qf1 Qe4 25. Be2 Qxe5+ 26. f4 Qxe3 27. Rg4 Nf5 28. Qg2 Rd8 29. h4 Rd2 *", + "Moves": "g2a8 d2d8 a8d8", + "MovesSAN": "Qa8+ Rd8 Qxd8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r4Q2/2kP4/p1p1BnP1/2P1pPp1/p3q3/8/8/2K5 w - - 4 46", + "PGN": "1. e4 d6 2. d4 Nf6 3. Nc3 Bg4 4. Nf3 Ng8 5. h3 Bh5 6. g4 Bg6 7. Nh4 e5 8. Nxg6 fxg6 9. d5 Nd7 10. Bb5 a6 11. Ba4 Qe7 12. h4 b5 13. Bb3 Nc5 14. f3 Nf6 15. Bg5 Qd8 16. a3 Be7 17. Ba2 h6 18. Be3 g5 19. hxg5 Ng8 20. b4 Na4 21. Nxa4 bxa4 22. c4 Qd7 23. c5 dxc5 24. bxc5 c6 25. d6 Bd8 26. g6 Nf6 27. g5 Ng8 28. gxh6 gxh6 29. f4 Qg7 30. f5 Bg5 31. Bxg5 hxg5 32. Rxh8 Qxh8 33. Bf7+ Kd7 34. Be6+ Kd8 35. d7 Qh1+ 36. Ke2 Qg2+ 37. Kd3 Qg3+ 38. Kc2 Qb3+ 39. Kc1 Qc3+ 40. Qc2 Qxa1+ 41. Qb1 Qxa3+ 42. Qb2 Qe3+ 43. Qd2 Qxe4 44. Qd6 Nf6 45. Qf8+ Kc7 *", + "Moves": "f8c8 a8c8 d7c8q", + "MovesSAN": "Qc8+ Rxc8 dxc8=Q#", + "Themes": "advancedPawn endgame mate mateIn2 promotion short" + }, + { + "FEN": "2k4r/2prp2p/p5p1/8/n7/3B1P2/P1PN3b/1RK5 w - - 0 22", + "PGN": "1. e4 g6 2. d4 Bg7 3. e5 d6 4. f4 dxe5 5. fxe5 f6 6. Nf3 fxe5 7. dxe5 Qxd1+ 8. Kxd1 Bg4 9. Bf4 Bxf3+ 10. gxf3 Nc6 11. Nd2 O-O-O 12. Bd3 Nxe5 13. Bxe5 Bxe5 14. Rb1 Rd7 15. Re1 Bxh2 16. Re4 Nf6 17. Ra4 a6 18. b4 Nd5 19. b5 Nc3+ 20. Kc1 Nxa4 21. bxa6 bxa6 *", + "Moves": "d3a6 c8d8 b1b8", + "MovesSAN": "Bxa6+ Kd8 Rb8#", + "Themes": "backRankMate mate mateIn2 middlegame short" + }, + { + "FEN": "8/7p/pR1p1nk1/3Pb1p1/2r5/2P3PK/PP2R1B1/8 b - - 3 33", + "PGN": "1. e4 e5 2. Nc3 Bc5 3. g3 d6 4. Bg2 Nc6 5. Nge2 Nge7 6. O-O O-O 7. h3 a6 8. Kh2 Kh8 9. f4 f5 10. d3 exf4 11. Nxf4 Bd4 12. Nce2 Be5 13. d4 Bf6 14. d5 Ne5 15. Nd4 Rg8 16. Nfe6 Bxe6 17. Nxe6 Qe8 18. Nxc7 Qg6 19. Nxa8 Rxa8 20. Qe2 Rc8 21. c3 Rc4 22. Bf4 fxe4 23. Bxe5 Bxe5 24. Rf8+ Ng8 25. Qg4 Qxg4 26. hxg4 e3 27. Kh3 g5 28. Re1 Kg7 29. Rb8 Nf6 30. Rxb7+ Kg6 31. Rxe3 Nxg4 32. Re2 Nf6 33. Rb6 *", + "Moves": "c4h4 g3h4 g5g4", + "MovesSAN": "Rh4+ gxh4 g4#", + "Themes": "endgame master mate mateIn2 sacrifice short" + }, + { + "FEN": "6r1/5Qnk/4p2p/p1p1qp2/Pp6/1P1P2RP/6PK/8 w - - 0 38", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. Bc4 d6 4. Nc3 Nf6 5. Ng5 Ne5 6. Be2 h6 7. Nf3 Be6 8. Nxe5 dxe5 9. O-O Bd7 10. Bc4 Bc6 11. d3 e6 12. Qf3 Be7 13. h3 b5 14. Bb3 a5 15. a4 b4 16. Nb5 Qb6 17. Bc4 O-O 18. b3 Ne8 19. Qg3 Kh7 20. Qxe5 Bf6 21. Qh5 Bxa1 22. Bxh6 gxh6 23. Rxa1 Ng7 24. Qh4 Bxb5 25. Bxb5 Qd6 26. Rf1 Qe5 27. f4 Qd4+ 28. Kh1 f5 29. e5 Qe3 30. Qe7 Rae8 31. Bxe8 Rxe8 32. Qh4 Qe2 33. Rf3 Qxc2 34. Rg3 Rg8 35. Qf6 Qc1+ 36. Kh2 Qxf4 37. Qf7 Qxe5 *", + "Moves": "f7g6 h7h8 g6h6", + "MovesSAN": "Qg6+ Kh8 Qxh6#", + "Themes": "deflection endgame mate mateIn2 short" + }, + { + "FEN": "4r1k1/4rppp/pq4n1/3R4/6N1/1P3P2/P2Q1BPP/4R1K1 b - - 6 31", + "PGN": "1. b3 e5 2. Bb2 d5 3. Bxe5 Nc6 4. Bg3 Be7 5. e3 Bf6 6. c3 Bf5 7. Na3 a6 8. Be2 Nge7 9. Nf3 O-O 10. O-O b5 11. d4 b4 12. cxb4 Nxb4 13. Qd2 Nbc6 14. Rfc1 Be4 15. Ne1 Qd7 16. f3 Bg6 17. Rc5 Rfc8 18. Rac1 Ra7 19. Bd3 Nd8 20. Bxg6 Nxg6 21. Nd3 Ne6 22. R5c3 Be7 23. Nc2 c5 24. dxc5 Nxc5 25. Nxc5 Bxc5 26. Rd3 Re8 27. Rxd5 Bxe3+ 28. Nxe3 Qe6 29. Ng4 Rae7 30. Re1 Qb6+ 31. Bf2 *", + "Moves": "e7e1 d2e1 e8e1", + "MovesSAN": "Rxe1+ Qxe1 Rxe1#", + "Themes": "kingsideAttack mate mateIn2 middlegame pin short" + }, + { + "FEN": "3Q1b1r/5kpp/5p2/1BpPpn2/2P1q3/7P/1r4P1/6RK w - - 2 25", + "PGN": "1. e4 e5 2. Nf3 d6 3. d4 Bg4 4. Be3 f6 5. h3 Bxf3 6. Qxf3 Nc6 7. d5 Nd4 8. Qd1 c5 9. c3 Qa5 10. Qd2 Nb3 11. axb3 Qxa1 12. Bb5+ Kf7 13. O-O a6 14. Ba4 b5 15. Na3 Qa2 16. Nxb5 axb5 17. Bxb5 Qxb3 18. c4 Ne7 19. f4 Ra2 20. fxe5 Rxb2 21. Qa5 Qxe3+ 22. Kh1 Qxe4 23. Rg1 dxe5 24. Qd8 Nf5 *", + "Moves": "d8e8 f7g8 e8e6", + "MovesSAN": "Qe8+ Kg8 Qe6#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "8/8/2R3p1/5k1p/5P2/2p2K1P/6P1/2r5 w - - 4 39", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 Nge7 4. d4 exd4 5. Nxd4 g6 6. Bg5 a6 7. Bxc6 dxc6 8. O-O Bg7 9. Bxe7 Qxe7 10. c3 O-O 11. f3 Rd8 12. Qb3 Qc5 13. Kh1 Bxd4 14. cxd4 Qxd4 15. Nc3 Be6 16. Qxb7 Qb6 17. Qxb6 cxb6 18. b3 b5 19. Rad1 Kf8 20. h3 Ke7 21. Kh2 Rxd1 22. Rxd1 Rd8 23. Rc1 Rd2 24. a4 Bxb3 25. axb5 axb5 26. Nb1 Rc2 27. Re1 Ke6 28. Kg3 c5 29. Re3 Ba4 30. Nc3 c4 31. f4 f5 32. exf5+ Kxf5 33. Re5+ Kf6 34. Nxb5 Bxb5 35. Rxb5 c3 36. Rc5 h5 37. Kf3 Rc1 38. Rc6+ Kf5 *", + "Moves": "g2g4 h5g4 h3g4", + "MovesSAN": "g4+ hxg4+ hxg4#", + "Themes": "endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "6k1/3r2pp/p2Np3/1p2n3/3p4/P2P4/1P2K1PP/2R5 w - - 6 26", + "PGN": "1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. f4 c5 6. Nf3 Nc6 7. Be3 a6 8. Qd2 b5 9. dxc5 Bxc5 10. Bxc5 Nxc5 11. Qf2 Qb6 12. Bd3 Nxd3+ 13. cxd3 Qxf2+ 14. Kxf2 d4 15. Ne4 O-O 16. Nd6 Bd7 17. a3 f6 18. Ke2 fxe5 19. Nxe5 Rxf4 20. Nxd7 Rd8 21. Rhf1 Rxf1 22. Rxf1 Rxd7 23. Ne4 Rf7 24. Rc1 Ne5 25. Nd6 Rd7 *", + "Moves": "c1c8 d7d8 c8d8", + "MovesSAN": "Rc8+ Rd8 Rxd8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "1r4k1/p4p1p/1pR3p1/8/3B4/4p3/3q2PP/2R3K1 w - - 2 26", + "PGN": "1. d4 c5 2. dxc5 Qa5+ 3. Nc3 Qxc5 4. Nf3 g6 5. Bf4 Bg7 6. e3 Bxc3+ 7. bxc3 Qxc3+ 8. Nd2 e5 9. Bg3 Nf6 10. Bd3 e4 11. Be2 d5 12. O-O O-O 13. Rb1 b6 14. f3 Qxe3+ 15. Bf2 Qa3 16. fxe4 Nxe4 17. Nxe4 dxe4 18. Qd5 Bd7 19. Qxa8 Bc6 20. Rb3 Qxa2 21. Qxb8 Rxb8 22. Bd4 Qxc2 23. Rc3 Qxe2 24. Rxc6 e3 25. Rfc1 Qd2 *", + "Moves": "c6c8 b8c8 c1c8", + "MovesSAN": "Rc8+ Rxc8 Rxc8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "2r4k/p4Qp1/7p/8/3qP1N1/5P2/P4RPP/2R4K b - - 0 29", + "PGN": "1. e4 e5 2. d4 Bc5 3. dxc5 Qf6 4. Nc3 d6 5. Nd5 Qd8 6. cxd6 cxd6 7. Nf3 Nf6 8. Nxf6+ Qxf6 9. Bg5 Qg6 10. Bb5+ Nd7 11. Qd5 O-O 12. Bxd7 Bxd7 13. Qxb7 Bg4 14. Be7 Rfe8 15. Bxd6 Qxd6 16. Qb3 Rab8 17. Qa3 Qc6 18. Qd3 Rxb2 19. Nxe5 Qf6 20. Nxg4 Qg5 21. f3 f5 22. Qd5+ Kh8 23. O-O Rxc2 24. Qxf5 Qd2 25. Rf2 Qd4 26. Rf1 h6 27. Qf7 Rec8 28. Kh1 Rc1 29. Rxc1 *", + "Moves": "c8c1 f2f1 c1f1", + "MovesSAN": "Rxc1+ Rf1 Rxf1#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "rn3bnr/1p2k1pp/p3pp2/5b2/Bqp2Q2/2NP4/PPP2PPP/R1B1K2R w KQ - 0 12", + "PGN": "1. e4 c6 2. Nf3 d5 3. exd5 cxd5 4. Ne5 Bf5 5. Qf3 e6 6. Bb5+ Ke7 7. d3 a6 8. Ba4 Qa5+ 9. Nc3 f6 10. Nc4 Qb4 11. Qf4 dxc4 *", + "Moves": "f4c7 b8d7 c7d7", + "MovesSAN": "Qc7+ Nd7 Qxd7#", + "Themes": "mate mateIn2 opening short" + }, + { + "FEN": "8/5k2/5p2/3p1K1P/2pP1PP1/pbP1P3/P7/1B6 b - - 0 43", + "PGN": "1. d4 Nf6 2. Bf4 d5 3. e3 c5 4. c3 Nc6 5. Bd3 e6 6. Nf3 Be7 7. Nbd2 O-O 8. O-O h6 9. Ne5 Re8 10. Bg3 Nxe5 11. Bxe5 c4 12. Bc2 b5 13. Qf3 a5 14. Qg3 Bb7 15. Bf4 Nh5 16. Qf3 Nxf4 17. Qxf4 Bg5 18. Qg3 b4 19. Nf3 Be7 20. Ne5 Rb8 21. f4 Ba8 22. Qg4 bxc3 23. bxc3 Bd6 24. Rf3 f6 25. Rg3 Bf8 26. Ng6 f5 27. Qh5 Qf6 28. Nxf8 Rxf8 29. Rg6 Qe7 30. Qxh6 Bc6 31. Rxe6 Rf6 32. Qxf6 Qxf6 33. Rxf6 gxf6 34. Bxf5 a4 35. Rb1 Rxb1+ 36. Bxb1 a3 37. Kf2 Ba4 38. Kg3 Kg7 39. Kg4 Bb3 40. Kf5 Kf7 41. h4 Bd1 42. g4 Bb3 43. h5 *", + "Moves": "b3a4 e3e4 a4d7", + "MovesSAN": "Ba4 e4 Bd7#", + "Themes": "bishopEndgame endgame mate mateIn2 quietMove short" + }, + { + "FEN": "r1b1Q3/p1b3pk/2p4p/2Pp1r2/3P1q2/1N3p2/PP1N1P1P/R5RK w - - 6 21", + "PGN": "1. e4 Nc6 2. Nf3 f5 3. e5 d6 4. exd6 cxd6 5. Bb5 e5 6. Bxc6+ bxc6 7. d4 e4 8. Nfd2 d5 9. Nb3 Nf6 10. O-O Bd6 11. Bg5 O-O 12. N1d2 f4 13. c4 h6 14. Bxf6 Qxf6 15. c5 Bc7 16. Qh5 f3 17. gxf3 exf3 18. Kh1 Qf4 19. Rg1 Rf5 20. Qe8+ Kh7 *", + "Moves": "e8g6 h7h8 g6g7", + "MovesSAN": "Qg6+ Kh8 Qxg7#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "5q1k/5rp1/Q6p/8/2P5/8/PP4PP/4R2K b - - 0 35", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nxd4 5. Qxd4 d6 6. Bc4 Be6 7. Nc3 c5 8. Qd3 Nf6 9. O-O Qc7 10. Bf4 Nh5 11. Nb5 Qb6 12. Be3 a6 13. Nc3 Qc6 14. Rad1 Be7 15. Nd5 Bxd5 16. Bxd5 Qd7 17. e5 O-O 18. Bxc5 Nf4 19. Qf3 Nxd5 20. Rxd5 Qb5 21. Bxd6 Qe8 22. Rdd1 f6 23. Rfe1 fxe5 24. Qd5+ Rf7 25. Rxe5 Rd8 26. c4 Rxd6 27. Qxd6 Qf8 28. Qd5 Kh8 29. Rf1 Bf6 30. Re2 Be7 31. Rfe1 h6 32. Qxb7 Bh4 33. Qxa6 Bxf2+ 34. Kh1 Bxe1 35. Rxe1 *", + "Moves": "f7f1 e1f1 f8f1", + "MovesSAN": "Rf1+ Rxf1 Qxf1#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "3r3k/pp4pp/4Qr2/3R4/6PK/2q5/P2p3P/8 w - - 0 39", + "PGN": "1. e4 c6 2. f4 d5 3. e5 Bf5 4. d3 e6 5. Be3 Nd7 6. Nf3 Bc5 7. Qe2 Bxe3 8. Qxe3 Ne7 9. d4 Bxc2 10. Na3 Qa5+ 11. Nd2 Be4 12. Kf2 Nf5 13. Qc3 Qb6 14. Nxe4 dxe4 15. Rd1 O-O 16. g4 Ne7 17. Bg2 Nd5 18. Qc1 c5 19. Nc4 Qc7 20. Bxe4 cxd4 21. Nd6 Qb6 22. Kf3 Nc5 23. Bxd5 exd5 24. Rxd4 Ne4 25. Nxe4 Qxd4 26. Rd1 Qxe4+ 27. Kg3 f6 28. Re1 Qd3+ 29. Kf2 fxe5 30. Rxe5 Qd4+ 31. Qe3 Qxb2+ 32. Kg3 d4 33. Qe4 Qc3+ 34. Kh4 d3 35. Rd5 Rad8 36. f5 d2 37. Qe6+ Kh8 38. f6 Rxf6 *", + "Moves": "d5d8 f6f8 d8f8", + "MovesSAN": "Rxd8+ Rf8 Rxf8#", + "Themes": "backRankMate endgame hangingPiece mate mateIn2 short" + }, + { + "FEN": "4rk2/5p2/1p2rq2/p4nRP/P3p3/2P3Q1/1P3PP1/4R1K1 w - - 1 36", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. O-O Nf6 5. d3 h6 6. Re1 d6 7. c3 Bg4 8. h3 Bh5 9. Nbd2 O-O 10. Nf1 d5 11. exd5 Nxd5 12. Ng3 Bg6 13. Ne4 Bb6 14. a4 a5 15. Bb5 Bxe4 16. Rxe4 Nf6 17. Re2 e4 18. Bxc6 bxc6 19. Ne5 Re8 20. d4 c5 21. Nc4 cxd4 22. Nxb6 cxb6 23. Qxd4 Qc7 24. Be3 Rab8 25. Bxh6 Red8 26. Qe3 gxh6 27. Qxh6 Qe5 28. Re3 Ne8 29. Rg3+ Ng7 30. Re1 Rd6 31. Qh4 Re8 32. Rg5 Qf6 33. Qg3 Rde6 34. h4 Kf8 35. h5 Nf5 *", + "Moves": "g5g8 f8e7 g3c7", + "MovesSAN": "Rg8+ Ke7 Qc7#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "6k1/5ppp/p7/P2B4/1P1P1R2/7P/2r1r3/3N3K b - - 0 35", + "PGN": "1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. g3 Bg4 5. Bg2 e6 6. O-O Bd6 7. Ne5 Nbd7 8. f4 O-O 9. c5 Bc7 10. Nc3 b6 11. h3 Bf5 12. g4 Bg6 13. cxb6 Bxb6 14. e3 Nxe5 15. dxe5 Nd7 16. f5 exf5 17. gxf5 Nxe5 18. fxg6 Nxg6 19. Kh1 Qh4 20. Qg4 Rae8 21. Qxh4 Nxh4 22. Nd1 Re6 23. a4 Rg6 24. Rg1 Re8 25. a5 Bc7 26. b4 Be5 27. Rb1 a6 28. Bb2 Bg3 29. Bd4 Nf5 30. Rf1 Nxd4 31. exd4 Re2 32. Rc1 Bf4 33. Rxc6 Rxc6 34. Rxf4 Rcc2 35. Bxd5 *", + "Moves": "e2e1 f4f1 e1f1", + "MovesSAN": "Re1+ Rf1 Rxf1#", + "Themes": "endgame fork mate mateIn2 short" + }, + { + "FEN": "1rb1k2r/1p2q3/pNp1p1p1/2Pp1p2/PP1P2p1/4P1P1/3QBP2/R4RK1 b k - 0 19", + "PGN": "1. d4 d5 2. c4 c6 3. Nf3 f5 4. Ne5 e6 5. e3 Nf6 6. Be2 a6 7. Nc3 Bb4 8. O-O g6 9. c5 Ba5 10. Na4 Nbd7 11. Nxd7 Bxd7 12. Bd2 Bxd2 13. Qxd2 h5 14. Nb6 Rb8 15. a4 Qe7 16. b4 Ng4 17. h3 Bc8 18. hxg4 hxg4 19. g3 *", + "Moves": "e7h7 f2f3 h7h2", + "MovesSAN": "Qh7 f3 Qh2#", + "Themes": "mate mateIn2 middlegame quietMove short" + }, + { + "FEN": "7k/7r/p2p1p1q/2p1p3/1pPnP3/1P4RQ/P5P1/6K1 w - - 0 34", + "PGN": "1. e4 e5 2. Bc4 d6 3. Nf3 h6 4. h3 Nf6 5. Nc3 Be7 6. d4 exd4 7. Nxd4 O-O 8. O-O c5 9. Nde2 Be6 10. Bxe6 fxe6 11. f4 Nfd7 12. f5 e5 13. Ng3 Nf6 14. Nh5 Nc6 15. Nxf6+ Bxf6 16. Nd5 Nd4 17. c3 Nc6 18. Qg4 Kh8 19. Rf3 Ne7 20. Nxf6 Rxf6 21. Rg3 Qf8 22. h4 a6 23. Be3 b5 24. Rf1 Nc6 25. h5 Ra7 26. b3 Rd7 27. Bd2 b4 28. c4 Nd4 29. Bxh6 Rxh6 30. f6 Rxf6 31. Rxf6 gxf6 32. h6 Rh7 33. Qh3 Qxh6 *", + "Moves": "h3c8 h6f8 c8f8", + "MovesSAN": "Qc8+ Qf8 Qxf8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "7r/2p1Np1p/3b3k/8/2n4B/1P3b2/K1P2P1P/6R1 w - - 0 29", + "PGN": "1. d4 e5 2. dxe5 d6 3. exd6 Bxd6 4. Nf3 Bg4 5. e3 Nf6 6. Nc3 a6 7. b3 Nc6 8. Bb2 Qe7 9. a3 O-O-O 10. Bd3 Ne5 11. Qe2 Nxf3+ 12. gxf3 Bh5 13. Bxa6 bxa6 14. Qxa6+ Kd7 15. Qb5+ Ke6 16. Qc4+ Kf5 17. e4+ Kg6 18. Rg1+ Kh6 19. Bc1+ g5 20. Bxg5+ Kg6 21. Bh4+ Kh6 22. O-O-O Bxa3+ 23. Kb1 Rxd1+ 24. Rxd1 Bxf3 25. Rg1 Bd6 26. Nd5 Nxe4 27. Nxe7 Nd2+ 28. Ka2 Nxc4 *", + "Moves": "e7f5 h6h5 g1g5", + "MovesSAN": "Nf5+ Kh5 Rg5#", + "Themes": "mate mateIn2 middlegame short vukovicMate" + }, + { + "FEN": "1k2r3/pppqr3/3p2pp/3Pbp2/2P5/1P1B3P/P4QP1/3R2BK w - - 9 23", + "PGN": "1. e4 e5 2. f4 exf4 3. Nf3 Nc6 4. Bc4 h6 5. d4 d6 6. O-O Bg4 7. Bxf4 Qd7 8. h3 Bh5 9. Nc3 O-O-O 10. Nd5 Nf6 11. Bd3 Nxd5 12. exd5 Nxd4 13. c3 Bxf3 14. Rxf3 Nxf3+ 15. Qxf3 g6 16. Bh2 f5 17. b3 Kb8 18. c4 Bg7 19. Rd1 Rhe8 20. Kh1 Re7 21. Bg1 Rde8 22. Qf2 Be5 *", + "Moves": "f2a7 b8c8 a7a8", + "MovesSAN": "Qxa7+ Kc8 Qa8#", + "Themes": "mate mateIn2 middlegame queensideAttack short" + }, + { + "FEN": "6r1/pppn1kqp/1b1p1n2/3P4/8/2N2Q1P/PPP4P/R1B2R1K b - - 2 19", + "PGN": "1. e4 e5 2. f4 exf4 3. Nf3 Bc5 4. Bc4 Bb6 5. Bxf7+ Kxf7 6. Ne5+ Ke8 7. Qh5+ g6 8. Nxg6 Nf6 9. Qe5+ Kf7 10. Nxh8+ Qxh8 11. d4 d6 12. Qg5 Nxe4 13. Qxf4+ Nf6 14. O-O Be6 15. Nc3 Nd7 16. Kh1 Qg7 17. d5 Bh3 18. gxh3 Rg8 19. Qf3 *", + "Moves": "g7g1 f1g1 g8g1", + "MovesSAN": "Qg1+ Rxg1 Rxg1#", + "Themes": "kingsideAttack mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "3r1r1k/2Q4p/4B1p1/1p6/1n6/5b1P/P4qPK/R7 w - - 0 30", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Bc4 Bc5 4. d3 O-O 5. O-O b6 6. c3 Bb7 7. b4 Be7 8. Nxe5 Nc6 9. Nxc6 Bxc6 10. e5 Ne8 11. d4 b5 12. Bb3 Kh8 13. d5 Bb7 14. Na3 a6 15. c4 Bxb4 16. cxb5 Qe7 17. Bb2 Bxa3 18. Bxa3 Qxa3 19. e6 dxe6 20. dxe6 fxe6 21. Bxe6 axb5 22. Re1 Nf6 23. Re3 Qa7 24. h3 Rad8 25. Qc2 Nd5 26. Rg3 Nb4 27. Qxc7 Qxf2+ 28. Kh2 g6 29. Rf3 Bxf3 *", + "Moves": "c7e5 f8f6 e5f6", + "MovesSAN": "Qe5+ Rf6 Qxf6#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "6r1/5Rnk/p2p3p/2pPq2P/2P1p3/1P6/P5Q1/6K1 w - - 2 39", + "PGN": "1. e4 c5 2. Nf3 e6 3. c4 Nc6 4. Nc3 d6 5. d4 cxd4 6. Nxd4 Nf6 7. Be3 a6 8. Nxc6 bxc6 9. Be2 g6 10. Bg5 Bg7 11. O-O Qc7 12. Qc1 O-O 13. Bh6 c5 14. Bxg7 Kxg7 15. Qg5 Bb7 16. Bf3 Nd7 17. h4 Ne5 18. Be2 f6 19. Qg3 Nf7 20. h5 g5 21. f4 h6 22. fxg5 Nxg5 23. Bd3 e5 24. Nd5 Bxd5 25. exd5 e4 26. Be2 Rab8 27. b3 f5 28. Qc3+ Kh7 29. Rf4 Qg7 30. Qe1 Qe5 31. Rf1 Rf6 32. Rd1 Rg8 33. Qf2 f4 34. Bg4 f3 35. Be6 fxg2 36. Qxg2 Rxf1+ 37. Rxf1 Nxe6 38. Rf7+ Ng7 *", + "Moves": "g2g6 h7h8 g6h6", + "MovesSAN": "Qg6+ Kh8 Qxh6#", + "Themes": "deflection endgame mate mateIn2 short" + }, + { + "FEN": "6rk/5prp/4p3/4Q3/1pP4R/1q3pP1/5P1P/3R2K1 w - - 0 36", + "PGN": "1. e4 c5 2. Bc4 e6 3. d4 cxd4 4. c3 d3 5. Nf3 Nc6 6. Qxd3 d6 7. O-O Nf6 8. Bg5 Be7 9. Re1 Qc7 10. Na3 a6 11. Bb3 Bd7 12. Rad1 b5 13. Bxf6 gxf6 14. c4 b4 15. Nc2 a5 16. Ba4 O-O 17. b3 Kh8 18. Qe3 Rg8 19. Qh6 Rg6 20. Qh5 Rag8 21. Nh4 R6g7 22. Re3 Ne5 23. Bxd7 Qxd7 24. Rh3 Qc6 25. Qe2 f5 26. g3 fxe4 27. Nd4 Qb7 28. Qh5 Bxh4 29. Rxh4 Nf3+ 30. Nxf3 exf3 31. Rxd6 a4 32. Qb5 Qa7 33. Rd1 axb3 34. axb3 Qa3 35. Qe5 Qxb3 *", + "Moves": "h4h7 h8h7 e5h5", + "MovesSAN": "Rxh7+ Kxh7 Qh5#", + "Themes": "attraction endgame mate mateIn2 pin sacrifice short" + }, + { + "FEN": "8/1p2Qpk1/1P2p1p1/pBNpP3/Pb1P2P1/4P3/4K3/7q b - - 0 35", + "PGN": "1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Qb6 6. a3 cxd4 7. cxd4 Nge7 8. b4 Nf5 9. Be3 a5 10. b5 Na7 11. a4 Bd7 12. Bd3 Bb4+ 13. Ke2 Nc8 14. Nbd2 Nce7 15. Rc1 O-O 16. g4 Nxe3 17. fxe3 Rac8 18. Qb3 Rxc1 19. Rxc1 Rc8 20. Rxc8+ Bxc8 21. Qc2 g6 22. Nb3 Bd7 23. Nc5 Qc7 24. b6 Qc8 25. Nxd7 Qxd7 26. Bb5 Qc8 27. Qc7 Kg7 28. Bd7 Qa8 29. Nd2 Qa6+ 30. Bb5 Qa8 31. Nb3 h5 32. h3 hxg4 33. hxg4 Qh8 34. Nc5 Qh1 35. Qxe7 *", + "Moves": "h1g2 e2d1 g2d2", + "MovesSAN": "Qg2+ Kd1 Qd2#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "6rk/1Q6/4p2p/P3p2N/1P5r/3q4/7P/6RK w - - 0 37", + "PGN": "1. d4 c5 2. e4 cxd4 3. Nf3 e5 4. c3 dxc3 5. Nxc3 Nc6 6. Bc4 Bb4 7. O-O Nf6 8. Nd5 O-O 9. Ng5 h6 10. Nh3 Nxe4 11. Be3 Kh8 12. a3 Ba5 13. b4 Bc7 14. Qh5 Nf6 15. Nxf6 Qxf6 16. Ng5 d5 17. Bxd5 Be6 18. Bxe6 fxe6 19. Ne4 Qf5 20. Qh4 Nd4 21. f3 Bd8 22. Qf2 Bb6 23. a4 Qg6 24. Kh1 Nf5 25. Bxb6 axb6 26. Qxb6 Nd4 27. a5 Nc2 28. Rac1 Nd4 29. Rc7 Rad8 30. Qxb7 Nxf3 31. gxf3 Rxf3 32. Rg1 Qf5 33. Rcxg7 Rf4 34. Ng3 Qd3 35. Nh5 Rh4 36. Rg8+ Rxg8 *", + "Moves": "g1g8 h8g8 b7g7", + "MovesSAN": "Rxg8+ Kxg8 Qg7#", + "Themes": "attraction endgame mate mateIn2 short" + }, + { + "FEN": "2rq3k/pp1br3/4p1Q1/3p2P1/5P2/1P2bR2/P1P4P/R6K w - - 3 25", + "PGN": "1. d4 e6 2. Nf3 d5 3. e3 Nf6 4. Bd3 c6 5. O-O Be7 6. b3 O-O 7. Bb2 Nbd7 8. Nbd2 Re8 9. Ne5 Nf8 10. f4 c5 11. g4 cxd4 12. Bxd4 Bd6 13. g5 N6d7 14. Nxd7 Bxd7 15. Qh5 Ng6 16. Nf3 Rc8 17. Nh4 Bc5 18. Bxg7 Kxg7 19. Qh6+ Kg8 20. Nxg6 Bxe3+ 21. Kh1 fxg6 22. Bxg6 hxg6 23. Qxg6+ Kh8 24. Rf3 Re7 *", + "Moves": "f3h3 e7h7 g6h7", + "MovesSAN": "Rh3+ Rh7 Qxh7#", + "Themes": "fork mate mateIn2 middlegame short" + }, + { + "FEN": "k4b1r/2p2ppp/Bp6/1Qpr4/8/5q2/PPP2P1P/1K1R4 w - - 0 23", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. Qe2 Qe7 6. Nc3 Nf6 7. d4 Bg4 8. Bg5 Bxf3 9. gxf3 Nbd7 10. O-O-O O-O-O 11. d5 Kb8 12. Qb5 Qe5 13. Be3 a6 14. Qb3 Nc5 15. Bxc5 dxc5 16. Bxa6 b6 17. Rhe1 Qf4+ 18. Kb1 Qxf3 19. Qb5 Nxd5 20. Nxd5 Rxd5 21. Re8+ Ka7 22. Ra8+ Kxa8 *", + "Moves": "b5c6 a8a7 c6b7", + "MovesSAN": "Qc6+ Ka7 Qb7#", + "Themes": "mate mateIn2 middlegame queensideAttack short" + }, + { + "FEN": "8/R7/1p1r4/3k4/1P2n3/PK6/2P2PR1/5r2 b - - 2 43", + "PGN": "1. e4 b6 2. d4 Bb7 3. Nc3 e6 4. Bd3 Bb4 5. Nf3 Nf6 6. Qe2 d5 7. e5 Nfd7 8. a3 Be7 9. h4 c5 10. Nb5 c4 11. Bxc4 dxc4 12. Qxc4 Na6 13. Ng5 h6 14. Nxe6 fxe6 15. Qxe6 Kf8 16. d5 Nc7 17. Nxc7 Qxc7 18. d6 Bxd6 19. exd6 Qd8 20. Bf4 Qe8 21. Qxe8+ Kxe8 22. O-O-O Rd8 23. Rhe1+ Kf7 24. Re7+ Kf6 25. Rde1 Bxg2 26. Rg1 g5 27. hxg5+ hxg5 28. Bxg5+ Kxg5 29. Rxg2+ Kf6 30. Rgg7 Rh1+ 31. Kd2 Nc5 32. Rgf7+ Kg6 33. Rg7+ Kf5 34. Rgf7+ Kg4 35. Rg7+ Kf3 36. Ref7+ Ke4 37. Re7+ Kd5 38. Rxa7 Rxd6 39. Rg5+ Ke6+ 40. Kc3 Rf1 41. Rg2 Kd5 42. b4 Ne4+ 43. Kb3 *", + "Moves": "f1b1 b3a2 e4c3", + "MovesSAN": "Rb1+ Ka2 Nc3#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "r4rk1/pp1n1ppp/2p5/3p4/3P2b1/2N2Nq1/PPP1B3/R2Q2RK b - - 3 20", + "PGN": "1. e4 e6 2. Nc3 d5 3. exd5 exd5 4. d4 Nf6 5. Bd3 Bb4 6. Nf3 O-O 7. O-O Bg4 8. h3 Bh5 9. g4 Nxg4 10. hxg4 Bxg4 11. Kh2 Bd6+ 12. Kg2 Qf6 13. Be2 c6 14. Bg5 Qg6 15. Bh4 Qh5 16. Bg3 Qh3+ 17. Kg1 Bxg3 18. fxg3 Qxg3+ 19. Kh1 Nd7 20. Rg1 *", + "Moves": "g4f3 e2f3 g3h3", + "MovesSAN": "Bxf3+ Bxf3 Qh3#", + "Themes": "kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "r4rk1/pp3p2/2p3p1/8/3P4/2PQBR1q/1PB4b/5R1K b - - 1 26", + "PGN": "1. e4 c6 2. d4 d5 3. f4 dxe4 4. Be3 Nf6 5. Ne2 Bg4 6. h3 Bxe2 7. Bxe2 e6 8. O-O Qb6 9. Qc1 Qc7 10. c3 Bd6 11. Nd2 Nbd7 12. Qc2 O-O 13. Nxe4 Nxe4 14. Qxe4 Nf6 15. Qd3 Qb6 16. Rab1 Qa5 17. Bd1 Qxa2 18. Bc2 Qa5 19. g4 g6 20. f5 exf5 21. gxf5 Qc7 22. fxg6 hxg6 23. Rxf6 Bh2+ 24. Kh1 Qg3 25. Rbf1 Qxh3 26. R6f3 *", + "Moves": "h2g3 h1g1 h3h2", + "MovesSAN": "Bg3+ Kg1 Qh2#", + "Themes": "discoveredAttack mate mateIn2 middlegame short" + }, + { + "FEN": "r1b2rk1/pp6/7R/5pN1/1R6/3P3P/2P3q1/3K4 w - - 0 34", + "PGN": "1. e4 d5 2. exd5 c6 3. Nc3 g6 4. dxc6 Nxc6 5. g3 Bg7 6. Bg2 e6 7. d3 Nge7 8. Bd2 O-O 9. Qe2 Nd4 10. Qd1 h6 11. Nf3 Ndf5 12. Qc1 g5 13. Bxg5 hxg5 14. Qxg5 Ng6 15. Qh5 Bf6 16. Ne4 Bxb2 17. Rb1 Qa5+ 18. Ke2 Nd4+ 19. Nxd4 Qxh5+ 20. Bf3 Qe5 21. Rxb2 Qxd4 22. Rhb1 Ne5 23. Bg2 Ng4 24. h3 Nh6 25. f4 f5 26. Ng5 e5 27. Rb4 Qc3 28. Rc4 Qa3 29. fxe5 Qxa2 30. Rbb4 Qa5 31. Rh4 Qxe5+ 32. Kd1 Qxg3 33. Rxh6 Qxg2 *", + "Moves": "h6g6 g8h8 b4h4", + "MovesSAN": "Rg6+ Kh8 Rh4#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "2r1r3/2P2p2/1Q2pk2/R7/1B1PpNp1/4P1Pp/1q3P1P/2R3K1 b - - 1 37", + "PGN": "1. d4 e6 2. c4 d5 3. e3 Nf6 4. Nc3 Bb4 5. c5 Ne4 6. Qa4+ Bd7 7. Qxb4 a5 8. Qxb7 Bc6 9. Bb5 Qf6 10. Bxc6+ Nxc6 11. Qxc6+ Ke7 12. Nxe4 dxe4 13. Qxc7+ Kf8 14. Qd6+ Kg8 15. Nh3 g5 16. c6 Rd8 17. Qc5 g4 18. Nf4 Rb8 19. c7 Rc8 20. Qd6 h5 21. Bd2 h4 22. Bxa5 Kh7 23. Rc1 Rhd8 24. Qb6 Re8 25. Rc5 h3 26. g3 Qe7 27. Rh5+ Kg7 28. Bb4 Qd7 29. Rg5+ Kf6 30. Rc5 Qa4 31. Nh5+ Kg6 32. Nf4+ Kf6 33. O-O Qxa2 34. Ra5 Qc4 35. Rc5 Qb3 36. Rfc1 Qxb2 37. Ra5 *", + "Moves": "b2c1 b4e1 c1e1", + "MovesSAN": "Qxc1+ Be1 Qxe1#", + "Themes": "hangingPiece kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "6rk/ppp5/3p3p/3PN2r/PPP2pn1/2B4q/4QPRP/6RK b - - 0 25", + "PGN": "1. d4 Nc6 2. c4 e5 3. d5 Bb4+ 4. Nd2 Bxd2+ 5. Bxd2 Nce7 6. Nf3 d6 7. e3 f5 8. Be2 Nf6 9. O-O O-O 10. b4 h6 11. Bc3 g5 12. Nd2 Ng6 13. a4 f4 14. Bd3 Nh4 15. exf4 gxf4 16. g3 Ng4 17. gxh4 Qxh4 18. Nf3 Qh3 19. Kh1 Kh8 20. Qe2 Bf5 21. Bxf5 Rxf5 22. Rg1 Rh5 23. Rg2 Re8 24. Rag1 Rg8 25. Nxe5 *", + "Moves": "h3h2 g2h2 h5h2", + "MovesSAN": "Qxh2+ Rxh2 Rxh2#", + "Themes": "kingsideAttack mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "4k3/pb3p2/2p1p2Q/1p4B1/4q3/1P5P/P5PK/3r4 w - - 0 36", + "PGN": "1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. e3 Nbd7 6. b3 Bd6 7. Bb2 O-O 8. Qc2 Re8 9. Bd3 Qe7 10. O-O b6 11. Rfe1 Bb7 12. e4 dxe4 13. Nxe4 Nxe4 14. Bxe4 Nf6 15. Bd3 Qc7 16. h3 h6 17. c5 Be7 18. Ne5 Nd5 19. Bh7+ Kf8 20. Rad1 b5 21. Bc1 Bf6 22. Qe4 Nc3 23. Qg4 Nxd1 24. Rxd1 Bxe5 25. dxe5 Qxe5 26. Rd7 Re7 27. Rxe7 Kxe7 28. Bf4 Qxc5 29. Qxg7 Rd8 30. Qxh6 Rd1+ 31. Kh2 Qxf2 32. Bg5+ Ke8 33. Be4 Qg1+ 34. Kg3 Qe1+ 35. Kh2 Qxe4 *", + "Moves": "h6h8 e8d7 h8d8", + "MovesSAN": "Qh8+ Kd7 Qd8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "8/p5k1/1b2Q2p/5P2/6PK/P2r4/8/8 b - - 2 43", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Bg5 c5 5. cxd5 exd5 6. g3 Nc6 7. Bg2 Be7 8. O-O Be6 9. Nc3 O-O 10. Re1 cxd4 11. Nxd4 Qb6 12. a3 Qxd4 13. Qb3 Qb6 14. Qa4 Rac8 15. Qh4 Qxb2 16. Bxf6 Bxf6 17. Qh5 Qxc3 18. e4 Qxa1 19. Rxa1 Bxa1 20. exd5 g6 21. Qd1 Bb2 22. Qb3 Be5 23. dxe6 Nd4 24. exf7+ Kg7 25. Qxb7 Rc1+ 26. Bf1 Rxf7 27. Qd5 Bf6 28. Kg2 Rc3 29. Bc4 Rxc4 30. Qxc4 h6 31. h4 Nf5 32. Qd3 Rc7 33. h5 Bd4 34. hxg6 Kxg6 35. g4 Bb6 36. Qxf5+ Kg7 37. Qe5+ Kg6 38. f4 Rc2+ 39. Kf3 Rf2+ 40. Kg3 Rd2 41. Qe6+ Kg7 42. f5 Rd3+ 43. Kh4 *", + "Moves": "b6f2 h4h5 d3h3", + "MovesSAN": "Bf2+ Kh5 Rh3#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "4k3/p2bpp2/7R/8/6rP/8/P1r2BP1/4R1K1 w - - 1 28", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Be3 Ng4 7. Bg5 h6 8. Bh4 g5 9. Bg3 Bg7 10. Bb5 Bd7 11. Nxc6 bxc6 12. Bxc6 Bxc6 13. Qxg4 Qa5 14. O-O Bxc3 15. bxc3 Qxc3 16. f3 Bd7 17. Qh5 Qxc2 18. h4 Qc5+ 19. Bf2 Qe5 20. Rad1 g4 21. fxg4 Qxe4 22. Rd4 Qg6 23. Qd5 Rc8 24. Re1 Rg8 25. Qxd6 Qxd6 26. Rxd6 Rxg4 27. Rxh6 Rc2 *", + "Moves": "h6h8 g4g8 h8g8", + "MovesSAN": "Rh8+ Rg8 Rxg8#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "4r1k1/5ppp/4r3/1Qpq4/8/3P2P1/2P2B1P/b3R1K1 w - - 0 27", + "PGN": "1. e4 e5 2. Nc3 Nf6 3. f4 d5 4. fxe5 Nxe4 5. Qf3 Nxc3 6. bxc3 c5 7. Bb5+ Nc6 8. Ne2 Be7 9. c4 Be6 10. Nf4 O-O 11. cxd5 Nd4 12. Qd3 Nxb5 13. Qxb5 Bxd5 14. O-O b6 15. Nxd5 Qxd5 16. Re1 Rad8 17. d3 Rfe8 18. Bf4 Qd4+ 19. Be3 Qxe5 20. a4 Bd6 21. g3 Qd5 22. a5 Re6 23. axb6 axb6 24. Qxb6 Rde8 25. Bf2 Be5 26. Qb5 Bxa1 *", + "Moves": "b5e8 e6e8 e1e8", + "MovesSAN": "Qxe8+ Rxe8 Rxe8#", + "Themes": "backRankMate mate mateIn2 middlegame short xRayAttack" + }, + { + "FEN": "7k/p4rpp/8/8/8/8/PP3P1K/3R4 w - - 0 29", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 d6 5. d4 exd4 6. O-O dxc3 7. Nxc3 Nf6 8. Bg5 Bg4 9. Nd5 Bd4 10. Nxf6+ Bxf6 11. Bxf6 Qxf6 12. Qb3 Bxf3 13. gxf3 O-O 14. Kh1 Nd4 15. Qxb7 Nxf3 16. e5 Nxe5 17. Bb3 Rfb8 18. Qxc7 Qf3+ 19. Kg1 Qg4+ 20. Kh1 Qh3 21. Qxd6 Nf3 22. Qf4 Rf8 23. Bd5 Nxh2 24. Qxh2 Qxh2+ 25. Kxh2 Rad8 26. Rad1 Kh8 27. Bxf7 Rxd1 28. Rxd1 Rxf7 *", + "Moves": "d1d8 f7f8 d8f8", + "MovesSAN": "Rd8+ Rf8 Rxf8#", + "Themes": "backRankMate endgame mate mateIn2 rookEndgame short" + }, + { + "FEN": "7r/1r1k3p/1q1p2p1/1N2pn2/PQR5/5P1P/1P2K1P1/3R4 b - - 2 36", + "PGN": "1. e4 e5 2. Nf3 d6 3. Bc4 f6 4. d3 Bg4 5. h3 Bxf3 6. Qxf3 Nc6 7. Qh5+ g6 8. Qf3 Nd4 9. Qd1 b5 10. Bd5 c6 11. Bb3 a5 12. a4 b4 13. Ba2 c5 14. c3 Nc6 15. Bd5 Qc7 16. O-O bxc3 17. Nxc3 Rb8 18. Nb5 Qc8 19. Be3 Qd7 20. Qd2 f5 21. Bxc6 Qxc6 22. Qxa5 fxe4 23. dxe4 Qxe4 24. Nc7+ Kd7 25. Nb5 Qc6 26. Rfd1 Nf6 27. Qa7+ Rb7 28. Qa5 Ne4 29. f3 Ng3 30. Rac1 Nf5 31. Bf2 Bh6 32. Rc2 c4 33. Qb4 Be3 34. Rxc4 Bxf2+ 35. Kxf2 Qb6+ 36. Ke2 *", + "Moves": "b6e3 e2f1 f5g3", + "MovesSAN": "Qe3+ Kf1 Ng3#", + "Themes": "mate mateIn2 middlegame short" + }, + { + "FEN": "5rk1/pR3rp1/3p4/4Q3/3bP3/8/PB4PP/2R4K b - - 0 29", + "PGN": "1. e4 c5 2. Nf3 d6 3. Bc4 Nc6 4. O-O e6 5. Re1 Be7 6. d3 Nf6 7. Nbd2 O-O 8. Nf1 Nd4 9. Nxd4 cxd4 10. Ng3 e5 11. c3 dxc3 12. bxc3 Be6 13. Bxe6 fxe6 14. d4 exd4 15. cxd4 Qb6 16. Rb1 Qa5 17. Bb2 Qd8 18. Nh5 Nxh5 19. Qxh5 Bf6 20. Re3 Qb6 21. Rh3 h6 22. Rg3 Bxd4 23. Qxh6 Bxf2+ 24. Kh1 Bd4 25. Rb3 Qc5 26. Qxe6+ Rf7 27. Rxb7 Rf8 28. Rc1 Qe5 29. Qxe5 *", + "Moves": "f7f1 c1f1 f8f1", + "MovesSAN": "Rf1+ Rxf1 Rxf1#", + "Themes": "backRankMate mate mateIn2 middlegame short" + }, + { + "FEN": "2r1kr2/1p2n2Q/p1pqP2p/3p4/3P4/2N3P1/PP4P1/5RK1 w - - 0 28", + "PGN": "1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 c6 6. e3 Be7 7. Bd3 Bg4 8. Qc2 Nbd7 9. Nge2 h6 10. Bh4 Rc8 11. f3 Be6 12. Nf4 a6 13. Nxe6 fxe6 14. Bg6+ Kf8 15. O-O Ng8 16. Bg3 Bg5 17. f4 Bh4 18. f5 Bxg3 19. fxe6+ Ndf6 20. hxg3 Ne7 21. e4 Nxg6 22. e5 Ne7 23. exf6 gxf6 24. Rxf6+ Ke8 25. Raf1 Qd6 26. Qh7 Rg8 27. Rf8+ Rxf8 *", + "Moves": "f1f8 e8f8 h7f7", + "MovesSAN": "Rxf8+ Kxf8 Qf7#", + "Themes": "attraction mate mateIn2 middlegame short" + }, + { + "FEN": "r4rk1/p1b2ppp/1p1q1n2/1N1Pn3/8/P3BN2/5PPP/2RQ1RK1 b - - 4 17", + "PGN": "1. d4 d5 2. c4 Nf6 3. e3 e6 4. Nf3 b6 5. Bd2 Ba6 6. b3 dxc4 7. Bxc4 Bxc4 8. bxc4 Bd6 9. O-O O-O 10. a3 c5 11. Nc3 cxd4 12. exd4 Nc6 13. Be3 Bc7 14. d5 exd5 15. cxd5 Ne5 16. Rc1 Qd6 17. Nb5 *", + "Moves": "e5f3 g2f3 d6h2", + "MovesSAN": "Nxf3+ gxf3 Qxh2#", + "Themes": "discoveredAttack kingsideAttack mate mateIn2 middlegame short" + }, + { + "FEN": "6k1/5pb1/6pp/B2BN3/3P4/P3P3/2r2PPP/6K1 b - - 0 28", + "PGN": "1. d4 d5 2. c4 c6 3. Nc3 g6 4. Nf3 Bg7 5. cxd5 cxd5 6. e3 Nf6 7. Bb5+ Nc6 8. Qe2 O-O 9. O-O a6 10. Ba4 b5 11. Bb3 b4 12. Na4 Bd7 13. Bd2 a5 14. Nc5 Qc7 15. Ba4 Ne4 16. Rac1 Nxc5 17. Rxc5 Qd6 18. Rfc1 Rfc8 19. a3 bxa3 20. bxa3 h6 21. Qb5 Rc7 22. Rxc6 Rxc6 23. Rxc6 Bxc6 24. Qxc6 Qxc6 25. Bxc6 Rc8 26. Bxd5 Rc2 27. Bxa5 e5 28. Nxe5 *", + "Moves": "c2c1 a5e1 c1e1", + "MovesSAN": "Rc1+ Be1 Rxe1#", + "Themes": "backRankMate endgame mate mateIn2 short" + }, + { + "FEN": "6rk/pp1b2r1/2pbpn2/3p1pq1/2PP1N1P/1P2PB2/PB1Q1R1P/5R1K b - - 0 25", + "PGN": "1. d4 e6 2. c4 d5 3. Nc3 c6 4. e3 Bd6 5. Nf3 f5 6. b3 Nf6 7. Bb2 Nbd7 8. Be2 O-O 9. O-O Ne4 10. g3 g5 11. Nd2 g4 12. f3 Nxd2 13. Qxd2 gxf3 14. Bxf3 Qg5 15. Bg2 Nf6 16. Ne2 Bd7 17. Nf4 Kh8 18. Rae1 Rg8 19. Re2 Rg7 20. Nh3 Qg4 21. Nf4 h5 22. Ref2 Rag8 23. Bf3 Qg5 24. Kh1 h4 25. gxh4 *", + "Moves": "g5g1 f1g1 g7g1", + "MovesSAN": "Qg1+ Rxg1 Rxg1#", + "Themes": "kingsideAttack mate mateIn2 middlegame sacrifice short" + }, + { + "FEN": "5Q2/7p/p2p2p1/1p2b1k1/6P1/1Bq2P1P/P1P3K1/8 w - - 1 34", + "PGN": "1. e4 c5 2. Nf3 d6 3. Bc4 Nf6 4. Nc3 Nc6 5. d4 cxd4 6. Nxd4 g6 7. Bg5 Bg7 8. O-O O-O 9. Re1 Nxd4 10. Qxd4 a6 11. e5 dxe5 12. Qxe5 b5 13. Rad1 Qb6 14. Bb3 Re8 15. Bxf6 Bxf6 16. Qd5 Be6 17. Rxe6 fxe6 18. Qf3 Rad8 19. Re1 Rd6 20. Ne4 Kg7 21. Nxd6 exd6 22. Qg4 Bxb2 23. Rxe6 Rf8 24. Qe2 Bd4 25. Re7+ Kh8 26. Rf7 Rxf7 27. Qe8+ Kg7 28. Qxf7+ Kh6 29. Qf8+ Kh5 30. h3 Be5 31. g4+ Kg5 32. Kg2 Qc6+ 33. f3 Qc3 *", + "Moves": "h3h4 g5h4 f8h6", + "MovesSAN": "h4+ Kxh4 Qh6#", + "Themes": "attraction endgame mate mateIn2 short" + }, + { + "FEN": "6k1/5p1p/1R4p1/6PP/p7/P3n3/1Kb5/8 w - - 0 35", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nc3 Nc6 4. d4 exd4 5. Nxd4 Bc5 6. Be3 Nxd4 7. Bxd4 Bxd4 8. Qxd4 O-O 9. O-O-O d6 10. h4 Re8 11. f3 c5 12. Qe3 Be6 13. Kb1 a5 14. g4 d5 15. Qxc5 Rc8 16. Qf2 Rxc3 17. bxc3 Qc7 18. Bb5 Rc8 19. Rd3 dxe4 20. fxe4 Nxe4 21. Qh2 Nxc3+ 22. Kb2 Nxb5 23. Qxc7 Nxc7 24. g5 g6 25. Rhd1 Nd5 26. Rh1 b6 27. a3 Nf4 28. Rd6 Rc4 29. Rxb6 Bf5 30. Rh2 Nd5 31. Kb3 Ne3 32. h5 a4+ 33. Kb2 Rxc2+ 34. Rxc2 Bxc2 *", + "Moves": "b6b8 g8g7 h5h6", + "MovesSAN": "Rb8+ Kg7 h6#", + "Themes": "endgame mate mateIn2 short" + }, + { + "FEN": "1Q6/5R2/k1p5/3p4/1P2r3/KNq5/P5rP/R7 b - - 1 37", + "PGN": "1. e4 e6 2. Nf3 d5 3. e5 c5 4. c3 Nc6 5. Bb5 Bd7 6. Bxc6 Bxc6 7. d4 cxd4 8. Nxd4 Qc7 9. Bf4 Bc5 10. Nxc6 bxc6 11. O-O Ne7 12. Qg4 Ng6 13. Nd2 Nxe5 14. Qxg7 O-O-O 15. Bxe5 Bd6 16. Bxd6 Qxd6 17. Qd4 Rhg8 18. g3 Rg5 19. Qxa7 Rdg8 20. Kg2 f5 21. Qxh7 f4 22. Nf3 R5g7 23. Qh6 fxg3 24. fxg3 Rxg3+ 25. Kf2 Qc5+ 26. Nd4 Rg2+ 27. Ke1 e5 28. Qe6+ Kb7 29. Qxe5 R8g4 30. Rf7+ Ka6 31. Qb8 Re4+ 32. Kd1 Rg1+ 33. Kc2 Rg2+ 34. Kb3 Qc4+ 35. Ka3 Qc5+ 36. b4 Qxc3+ 37. Nb3 *", + "Moves": "c3b2 a3a4 b2a2 a1a2 g2a2", + "MovesSAN": "Qb2+ Ka4 Qxa2+ Rxa2 Rxa2#", + "Themes": "deflection long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r3q2k/pbp1r1pp/1p1p1p2/5P2/2B4Q/2P3R1/P1P3PP/R5K1 w - - 6 20", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nc3 Nc6 4. d4 Bb4 5. dxe5 Nxe4 6. Bd2 Bxc3 7. Bxc3 Nxc3 8. bxc3 O-O 9. Bd3 Re8 10. O-O Nxe5 11. Nxe5 Rxe5 12. f4 Re3 13. Qd2 Re7 14. Rf3 d6 15. Rg3 b6 16. f5 f6 17. Qh6 Bb7 18. Qh4 Qe8 19. Bc4+ Kh8 *", + "Moves": "h4h7 h8h7 g3h3 e8h5 h3h5", + "MovesSAN": "Qxh7+ Kxh7 Rh3+ Qh5 Rxh5#", + "Themes": "attraction kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "3r1rk1/qp3Npp/p4bp1/3Q4/8/2P2b2/PB3P2/R4RK1 w - - 2 27", + "PGN": "1. e4 c5 2. c3 e6 3. d4 d5 4. dxc5 Bxc5 5. b4 Be7 6. Bb5+ Nc6 7. exd5 exd5 8. Nf3 a6 9. Ba4 Bf6 10. Bb2 Ne7 11. O-O O-O 12. Re1 Nxb4 13. Qd2 Nbc6 14. Qe2 Ng6 15. Bc2 Bg4 16. Nbd2 Nce5 17. Bxg6 fxg6 18. h3 Bh5 19. g4 Nxg4 20. hxg4 Bxg4 21. Qd3 Qb6 22. Qxd5+ Kh8 23. Nc4 Qa7 24. Rf1 Rad8 25. Nd6 Bxf3 26. Nf7+ Kg8 *", + "Moves": "f7h6 g8h8 d5g8 f8g8 h6f7", + "MovesSAN": "Nh6+ Kh8 Qg8+ Rxg8 Nf7#", + "Themes": "doubleCheck kingsideAttack long mate mateIn3 middlegame sacrifice smotheredMate" + }, + { + "FEN": "5rk1/p6p/2pP2p1/4p3/2P1Qq2/1P6/P5PP/4R1K1 b - - 0 32", + "PGN": "1. e4 c5 2. Nc3 Nc6 3. Bb5 g6 4. Bxc6 bxc6 5. f4 Bg7 6. d3 d6 7. Nf3 e6 8. O-O Ne7 9. Qe1 O-O 10. e5 d5 11. Na4 Nf5 12. c4 Ba6 13. b3 Nd4 14. Nxd4 cxd4 15. Ba3 Re8 16. Qf2 dxc4 17. dxc4 Bf8 18. Bxf8 Rxf8 19. Rfd1 Qa5 20. Qd2 Qc7 21. Qxd4 Rad8 22. Qc5 f6 23. Rd6 fxe5 24. fxe5 Qf7 25. Rad1 Rxd6 26. exd6 Bc8 27. Nc3 Bd7 28. Ne4 Qf4 29. Qd4 e5 30. Qd3 Bf5 31. Re1 Bxe4 32. Qxe4 *", + "Moves": "f4f2 g1h1 f2f1 e1f1 f8f1", + "MovesSAN": "Qf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "5rk1/p1R5/3ppq1p/4p1pQ/4P3/2PP4/P4BPP/1R4K1 b - - 0 21", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. O-O Nf6 5. Nc3 O-O 6. d3 d6 7. Bg5 h6 8. Bh4 Nd4 9. Nd5 g5 10. Nxf6+ Qxf6 11. Nxd4 Bxd4 12. Bg3 Bxb2 13. Rb1 Bc3 14. Rb3 Bd4 15. c3 Bc5 16. Qh5 Be6 17. Bxe6 fxe6 18. Rxb7 Rab8 19. Rxc7 Rb1 20. Rxb1 Bxf2+ 21. Bxf2 *", + "Moves": "f6f2 g1h1 f2f1 b1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "6k1/p4ppp/1b3p2/2q5/6n1/1BB3P1/1PP1QP1P/6K1 w - - 3 28", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 Nf6 5. Bd2 c6 6. Ne4 Qb6 7. Nxf6+ exf6 8. Bc3 Be7 9. Qe2 Be6 10. Nf3 O-O 11. g3 Nd7 12. Bg2 c5 13. O-O cxd4 14. Nxd4 Ne5 15. Rab1 Rad8 16. Nxe6 Qxe6 17. Bxb7 Bd6 18. Rfd1 Qxa2 19. Bd5 Qa4 20. Bb3 Qc6 21. Bd5 Qc5 22. Ra1 Bc7 23. Bb3 Rfe8 24. Rxd8 Rxd8 25. Rd1 Rxd1+ 26. Qxd1 Bb6 27. Qe2 Ng4 *", + "Moves": "e2e8 c5f8 b3f7 g8h8 e8f8", + "MovesSAN": "Qe8+ Qf8 Bxf7+ Kh8 Qxf8#", + "Themes": "deflection endgame long mate mateIn3" + }, + { + "FEN": "6k1/4q1pp/2b1pb2/rp1p4/5PR1/1B6/1PP1Q1PP/1K2R3 b - - 1 25", + "PGN": "1. e4 e6 2. d4 c5 3. Nf3 cxd4 4. Nxd4 Nc6 5. Nc3 Nxd4 6. Qxd4 a6 7. Bf4 f6 8. e5 Be7 9. O-O-O fxe5 10. Bxe5 Nf6 11. Qf4 O-O 12. Bc4 Nd5 13. Qg4 Bg5+ 14. Kb1 Nxc3+ 15. Bxc3 Qe7 16. a3 Rf4 17. Qe2 b5 18. Bb3 Bb7 19. Bb4 Rxb4 20. axb4 Bc6 21. Rd4 Bf6 22. Rg4 a5 23. bxa5 Rxa5 24. f4 d5 25. Re1 *", + "Moves": "a5a1 b1a1 e7a3 a1b1 a3b2", + "MovesSAN": "Ra1+ Kxa1 Qa3+ Kb1 Qxb2#", + "Themes": "attraction long mate mateIn3 middlegame pin queensideAttack sacrifice" + }, + { + "FEN": "2k4r/1p6/pR2R2r/3p4/3P1p2/P1P2Pn1/2B2NP1/6K1 b - - 0 33", + "PGN": "1. e4 e5 2. Nf3 d5 3. Nxe5 Qe7 4. d4 f6 5. Qh5+ g6 6. Nxg6 Qxe4+ 7. Qe2 Qxe2+ 8. Bxe2 hxg6 9. Bf4 c6 10. Nc3 g5 11. Bg3 Bb4 12. O-O Be6 13. Nd1 Nd7 14. Ne3 O-O-O 15. a3 Be7 16. b4 f5 17. Be5 Bf6 18. Bxf6 Ngxf6 19. b5 cxb5 20. Bxb5 a6 21. Ba4 Nb6 22. Bb3 f4 23. Nd1 Ng4 24. h3 Nf6 25. Rb1 g4 26. hxg4 Nxg4 27. Re1 Rde8 28. f3 Nf6 29. Nf2 Nh5 30. c3 Ng3 31. Bc2 Rh6 32. Rxb6 Reh8 33. Rexe6 *", + "Moves": "h6h1 f2h1 h8h1 g1f2 h1f1", + "MovesSAN": "Rh1+ Nxh1 Rxh1+ Kf2 Rf1#", + "Themes": "hookMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r3r2k/p1p2ppp/1p5q/4N1nb/8/BQPP1NP1/PP3PK1/R3R3 b - - 4 21", + "PGN": "1. e4 e5 2. Nf3 Bc5 3. Bc4 d6 4. c3 Nf6 5. d3 O-O 6. O-O Bg4 7. Re1 Nc6 8. h3 Bh5 9. Be3 d5 10. exd5 Nxd5 11. Bxc5 Re8 12. Nbd2 b6 13. Ba3 Nf4 14. Bb5 Qd7 15. Bxc6 Qxc6 16. Qb3 Qg6 17. g3 Nxh3+ 18. Kh2 Ng5 19. Nxe5 Qh6 20. Kg2 Kh8 21. Ndf3 *", + "Moves": "h5f3 e5f3 h6h3 g2g1 g5f3", + "MovesSAN": "Bxf3+ Nxf3 Qh3+ Kg1 Nxf3#", + "Themes": "deflection long mate mateIn3 middlegame" + }, + { + "FEN": "6k1/1p2b2R/2p1bp1Q/2n1p3/q3P3/5NP1/P1P2P1P/1K1R4 b - - 0 23", + "PGN": "1. e4 e5 2. Nf3 d6 3. d4 Qe7 4. dxe5 dxe5 5. Qd5 f6 6. Bc4 Nh6 7. Bxh6 gxh6 8. Nc3 c6 9. Qd2 Nd7 10. O-O-O Nc5 11. b4 Ne6 12. g3 Qxb4 13. Bb3 a5 14. Rhe1 a4 15. Nxa4 Qa3+ 16. Kb1 Rxa4 17. Bxa4 Qxa4 18. Re3 Be7 19. Rd3 Nc5 20. Rd8+ Kf7 21. Rxh8 Be6 22. Rxh7+ Kg8 23. Qxh6 *", + "Moves": "a4a2 b1c1 c5b3 c2b3 e7a3", + "MovesSAN": "Qxa2+ Kc1 Nb3+ cxb3 Ba3#", + "Themes": "clearance long mate mateIn3 middlegame queensideAttack sacrifice" + }, + { + "FEN": "2kr3r/1pp2b2/p1Pq4/P1Np1p1p/3PpP2/NQP1Pp2/3B4/R4RK1 b - - 0 26", + "PGN": "1. g3 e5 2. Bg2 d5 3. e3 Nc6 4. Ne2 Bg4 5. Nbc3 f5 6. d4 e4 7. h3 Bh5 8. O-O g5 9. f4 g4 10. h4 Nf6 11. a3 Bd6 12. b4 Qd7 13. Bd2 Bf7 14. Nb5 h5 15. c3 Be7 16. a4 O-O-O 17. a5 a6 18. Na3 Nh7 19. Nc1 Nf8 20. Nb3 Ng6 21. Nc5 Qd6 22. Qb3 Bxh4 23. gxh4 Nxh4 24. b5 Nf3+ 25. Bxf3 gxf3 26. bxc6 *", + "Moves": "d6g6 g1f2 g6g2 f2e1 g2e2", + "MovesSAN": "Qg6+ Kf2 Qg2+ Ke1 Qe2#", + "Themes": "exposedKing kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "r4rk1/p2R3p/1p4p1/4Q3/8/8/PPq3PP/3R2K1 b - - 1 25", + "PGN": "1. e4 c5 2. Nc3 Nc6 3. Nf3 g6 4. d4 Bg7 5. d5 Ne5 6. Nxe5 Bxe5 7. f4 Bg7 8. Bc4 e6 9. O-O d6 10. dxe6 Bxe6 11. Nd5 Ne7 12. e5 Nxd5 13. Bxd5 Bxd5 14. Qxd5 dxe5 15. Qxc5 b6 16. Qc6+ Kf8 17. fxe5 Bxe5 18. Bg5 f6 19. Bxf6 Bxf6 20. Rxf6+ Kg7 21. Rd6 Qc8 22. Qd5 Rf8 23. Qe5+ Kg8 24. Rad1 Qxc2 25. Rd7 *", + "Moves": "c2f2 g1h1 f2f1 d1f1 f8f1", + "MovesSAN": "Qf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "5rk1/1p3pp1/1np3rp/p2p4/P1PP3q/1B2PPPb/1PNNQR2/2R4K b - - 0 23", + "PGN": "1. d4 d6 2. Nf3 Nf6 3. Bg5 Nbd7 4. Nbd2 e5 5. e3 Be7 6. Bc4 O-O 7. O-O c6 8. Bb3 e4 9. Ne1 d5 10. c4 h6 11. Bh4 Nb6 12. Rc1 Bg4 13. f3 exf3 14. gxf3 Bh3 15. Rf2 Nh5 16. Bxe7 Qxe7 17. Nc2 a5 18. a4 Rae8 19. Kh1 Qh4 20. Qg1 Re6 21. Qe1 Rg6 22. Qe2 Ng3+ 23. hxg3 *", + "Moves": "h3g2 h1g2 g6g3 g2f1 h4h1", + "MovesSAN": "Bg2+ Kxg2 Rxg3+ Kf1 Qh1#", + "Themes": "attraction doubleCheck exposedKing intermezzo kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "6k1/p4rp1/1ppBR1p1/3p4/4n1p1/8/PPq2PK1/R7 w - - 0 31", + "PGN": "1. d4 c6 2. Nf3 d5 3. e3 Nf6 4. Bd3 Bg4 5. Nbd2 e6 6. O-O Be7 7. Qe1 O-O 8. e4 Nbd7 9. e5 Ne8 10. h3 Bh5 11. g4 Bg6 12. Bxg6 fxg6 13. h4 Bxh4 14. Nxh4 Qxh4 15. Qe2 Rf4 16. Nb3 Rxg4+ 17. Qxg4 Qxg4+ 18. Kh1 b6 19. Nd2 Qxd4 20. Nf3 Qg4 21. Nh2 Qh5 22. Rg1 Nxe5 23. Rg5 Qd1+ 24. Kg2 Nf6 25. Rxe5 Qxc2 26. Bg5 Rf8 27. Rxe6 Ne4 28. Ng4 h5 29. Be7 Rf7 30. Bd6 hxg4 *", + "Moves": "e6e8 f7f8 e8f8 g8h7 a1h1", + "MovesSAN": "Re8+ Rf8 Rxf8+ Kh7 Rh1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "6k1/1p1qQ1pp/3P3r/2B5/p3p3/P4pP1/1P1R1P2/3R2K1 b - - 2 30", + "PGN": "1. d4 e6 2. c4 f5 3. Nf3 Nf6 4. Nc3 Bb4 5. Qb3 a5 6. g3 O-O 7. Bg2 Nc6 8. O-O Bxc3 9. Qxc3 Ne4 10. Qc2 a4 11. a3 Qf6 12. Rd1 d6 13. d5 Ne5 14. Nxe5 dxe5 15. Bxe4 fxe4 16. Be3 exd5 17. cxd5 Bg4 18. Rd2 Qf5 19. Qxc7 Bf3 20. exf3 exf3 21. Kh1 Qh3 22. Rg1 e4 23. Qe7 Rae8 24. Qh4 Qd7 25. d6 Rf6 26. Rgd1 Ree6 27. Bc5 Rh6 28. Qe7 Rxh2+ 29. Kxh2 Rh6+ 30. Kg1 *", + "Moves": "h6h1 g1h1 d7h3 h1g1 h3g2", + "MovesSAN": "Rh1+ Kxh1 Qh3+ Kg1 Qg2#", + "Themes": "attraction endgame long master mate mateIn3 sacrifice" + }, + { + "FEN": "8/p4rk1/1p2pN1p/4P2P/rP1n1K2/8/8/1R6 w - - 4 43", + "PGN": "1. e4 c6 2. Nf3 d5 3. d3 dxe4 4. dxe4 Qxd1+ 5. Kxd1 Bg4 6. Nc3 Nd7 7. Be3 e6 8. h3 Bxf3+ 9. gxf3 Ngf6 10. Bd3 Ne5 11. Ke2 Nxd3 12. cxd3 Bd6 13. f4 Bc7 14. f3 O-O 15. h4 Rad8 16. h5 h6 17. e5 Nd7 18. Rag1 Bb6 19. Bxb6 Nxb6 20. Rg4 Kh7 21. Rhg1 Rg8 22. b3 Nd7 23. b4 b6 24. Ne4 Nb8 25. Nd6 Rd7 26. d4 Na6 27. a3 Nc7 28. Rc1 f6 29. Rxc6 Nd5 30. Rc1 f5 31. Rh4 g5 32. fxg5 Rxg5 33. f4 Rg2+ 34. Kf3 Ra2 35. Rg4 fxg4+ 36. Kxg4 Rxa3 37. f5 Ne3+ 38. Kf4 Nxf5 39. Rd1 Ra4 40. Rb1 Nxd4 41. Ne8 Rf7+ 42. Nf6+ Kg7 *", + "Moves": "b1g1 g7f8 g1g8 f8e7 g8e8", + "MovesSAN": "Rg1+ Kf8 Rg8+ Ke7 Re8#", + "Themes": "endgame hookMate long mate mateIn3" + }, + { + "FEN": "7k/pp2r1pp/5p2/4q3/8/Q6P/P5P1/3R3K w - - 0 31", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. d4 Nxe4 4. dxe5 Bc5 5. Be3 Bxe3 6. fxe3 d5 7. Bd3 Nc5 8. O-O O-O 9. Nc3 c6 10. Nd4 Nxd3 11. Qxd3 Nd7 12. e6 Ne5 13. Qf5 f6 14. Rad1 Qe7 15. e4 dxe4 16. Qxe4 Bxe6 17. Rde1 Qc5 18. Kh1 Bc4 19. Rf5 Rad8 20. Nf3 Bd5 21. Nxd5 cxd5 22. Qf4 Nxf3 23. Qxf3 Qxc2 24. Rxd5 Rde8 25. Red1 Qxb2 26. Rd7 Qe5 27. h3 Re7 28. Qb3+ Kh8 29. Qa3 Rfe8 30. Rxe7 Rxe7 *", + "Moves": "d1d8 e7e8 a3f8 e8f8 d8f8", + "MovesSAN": "Rd8+ Re8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice xRayAttack" + }, + { + "FEN": "2r2k2/pp5R/6Q1/3PpN2/8/8/PPP2q2/1K4R1 b - - 0 26", + "PGN": "1. e4 e5 2. Nc3 Nc6 3. Bc4 Nf6 4. d3 Bb4 5. Bg5 O-O 6. Nf3 Be7 7. Qd2 Na5 8. O-O-O Nxc4 9. dxc4 d6 10. h4 Bg4 11. Kb1 Bxf3 12. gxf3 Nh5 13. Bxe7 Qxe7 14. Rdg1 g6 15. Nd5 Qe6 16. Qg5 Rac8 17. Qxh5 c6 18. Ne3 d5 19. exd5 cxd5 20. cxd5 Qf6 21. Qg5 Qxf3 22. h5 Qxf2 23. hxg6 fxg6 24. Rxh7 Rf5 25. Qxg6+ Kf8 26. Nxf5 *", + "Moves": "f2c2 b1a1 c2c1 g1c1 c8c1", + "MovesSAN": "Qxc2+ Ka1 Qc1+ Rxc1 Rxc1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "7k/4R3/p1pN2pp/8/2Q5/4b1B1/Pr4PP/7K b - - 0 39", + "PGN": "1. c4 Nf6 2. Nc3 e5 3. e4 Bc5 4. Be2 O-O 5. Nf3 d6 6. O-O a6 7. d4 exd4 8. Nxd4 Re8 9. Bg5 Nbd7 10. Nd5 Rxe4 11. Nb3 Ba7 12. Bf3 Re5 13. Qd2 h6 14. Bh4 c6 15. Nxf6+ Nxf6 16. Bg3 Re6 17. Rfe1 d5 18. cxd5 Nxd5 19. Rxe6 Bxe6 20. Be4 Qf6 21. Re1 Rd8 22. Be5 Qh4 23. Bg3 Qf6 24. Be5 Qh4 25. Bg3 Qf6 26. Bb1 Nb6 27. Qc2 g6 28. Nc5 Bf5 29. Qb3 Bxb1 30. Rxb1 Qf5 31. Rc1 Rd2 32. Nxb7 Nd5 33. Rf1 Qf6 34. Nd6 Rxb2 35. Qc4 Ne3 36. fxe3 Bxe3+ 37. Kh1 Qe7 38. Rxf7 Kh8 39. Rxe7 *", + "Moves": "b2b1 g3e1 b1e1 c4f1 e1f1", + "MovesSAN": "Rb1+ Be1 Rxe1+ Qf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "4r1k1/ppq2pp1/3b3p/3P4/1P6/P2Q3P/1B4P1/2R4K b - - 2 28", + "PGN": "1. d4 c6 2. c4 d5 3. Nc3 Nf6 4. Nf3 Bg4 5. e3 e6 6. Be2 Nbd7 7. a3 Be7 8. O-O O-O 9. cxd5 exd5 10. b4 h6 11. h3 Bh5 12. Ne5 Bxe2 13. Qxe2 Re8 14. Nxd7 Qxd7 15. Qd3 Bd6 16. Na4 Qc7 17. Nc5 Ne4 18. Nxe4 Rxe4 19. Bb2 Rae8 20. Rae1 R8e6 21. f3 Rh4 22. e4 dxe4 23. Rxe4 Rhxe4 24. fxe4 Bh2+ 25. Kh1 Bd6 26. d5 cxd5 27. exd5 Re8 28. Rc1 *", + "Moves": "c7c1 b2c1 e8e1 d3f1 e1f1", + "MovesSAN": "Qxc1+ Bxc1 Re1+ Qf1 Rxf1#", + "Themes": "endgame fork long mate mateIn3 sacrifice" + }, + { + "FEN": "r4rk1/pp1n1ppp/2p5/2P2N2/1PbPp3/6P1/1P1K1PP1/R6R w - - 0 19", + "PGN": "1. d4 d5 2. Bf4 Nf6 3. e3 Bf5 4. c4 e6 5. Nc3 Bd6 6. Bg3 Bxg3 7. hxg3 c6 8. Qb3 Qb6 9. c5 Qxb3 10. axb3 Nbd7 11. b4 e5 12. Nf3 O-O 13. Nh4 Bc2 14. Kd2 Bb3 15. Nf5 exd4 16. exd4 Ne4+ 17. Nxe4 dxe4 18. Bc4 Bxc4 *", + "Moves": "f5e7 g8h8 h1h7 h8h7 a1h1", + "MovesSAN": "Ne7+ Kh8 Rxh7+ Kxh7 Rh1#", + "Themes": "anastasiaMate attraction kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "1r4k1/1p3ppp/pbn5/8/KP1p4/P1r1q3/Q2N2B1/5RR1 w - - 6 27", + "PGN": "1. e4 c6 2. Nf3 d5 3. exd5 cxd5 4. d4 Nc6 5. c4 Bg4 6. c5 Nf6 7. Be3 e5 8. h3 Bxf3 9. Qxf3 exd4 10. Bg5 Bxc5 11. Bxf6 Qxf6 12. Qxd5 Bb4+ 13. Kd1 O-O 14. a3 Ba5 15. b4 Bb6 16. Bb5 Rad8 17. Qc4 Qxf2 18. Nd2 Qxg2 19. Kc2 Ne5 20. Qa2 Rc8+ 21. Kb3 Rc3+ 22. Ka4 a6 23. Rhg1 Qxh3 24. Bf1 Qe3 25. Bg2 Rb8 26. Raf1 Nc6 *", + "Moves": "a2f7 g8h8 f7f8 b8f8 f1f8", + "MovesSAN": "Qxf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "4qkr1/pp6/4p3/3p2Q1/1PnP1Np1/P7/6PP/6K1 w - - 3 34", + "PGN": "1. d4 Nf6 2. f4 d5 3. e3 c5 4. c3 Bf5 5. Nf3 e6 6. Bd3 Bxd3 7. Qxd3 cxd4 8. cxd4 Bd6 9. O-O O-O 10. Ne5 Nc6 11. Nd2 Rc8 12. a3 Nd7 13. Ndf3 f6 14. Ng4 Ne7 15. Bd2 Nf5 16. Rac1 Nb6 17. b4 Nc4 18. Kh1 h5 19. Nf2 Kh8 20. Qe2 Qe8 21. Ne1 g5 22. fxg5 fxg5 23. Nh3 Rg8 24. Kg1 g4 25. Nf4 Nxd2 26. Qxd2 h4 27. Qf2 Rxc1 28. Ned3 Rxf1+ 29. Qxf1 Nxe3 30. Qe1 Bxf4 31. Nxf4 Nc4 32. Qxh4+ Kg7 33. Qg5+ Kf8 *", + "Moves": "g5f6 e8f7 f4e6 f8e8 f6d8", + "MovesSAN": "Qf6+ Qf7 Nxe6+ Ke8 Qd8#", + "Themes": "endgame exposedKing long mate mateIn3" + }, + { + "FEN": "5r1k/pp4r1/2p1Q3/8/P3P3/1BNP1q2/1PP3RP/6RK b - - 1 25", + "PGN": "1. e4 d6 2. f4 Nf6 3. Nc3 g6 4. Bc4 Bg7 5. d3 O-O 6. Nf3 Bg4 7. O-O Nc6 8. a4 Nd4 9. Kh1 Nxf3 10. gxf3 Bh3 11. Rg1 c6 12. f5 d5 13. Bb3 dxe4 14. fxe4 h6 15. fxg6 e6 16. gxf7+ Rxf7 17. Bxh6 Kh7 18. Bg5 Qh8 19. Qf3 Raf8 20. Qxh3+ Kg8 21. Qxe6 Qh5 22. Bxf6 Qf3+ 23. Rg2 Kh8 24. Bxg7+ Rxg7 25. Rg1 *", + "Moves": "f3g2 g1g2 f8f1 g2g1 f1g1", + "MovesSAN": "Qxg2+ Rxg2 Rf1+ Rg1 Rfxg1#", + "Themes": "clearance long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "6k1/5r1p/4b1p1/p1q1Q3/8/1PB5/P4PPP/3R2K1 b - - 3 32", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 4. O-O Bd7 5. c4 Be7 6. Nc3 Nf6 7. Re1 O-O 8. d3 a6 9. Ba4 b5 10. Bc2 bxc4 11. dxc4 a5 12. b3 Nb4 13. Bb2 Nxc2 14. Qxc2 c6 15. Rad1 d5 16. cxd5 cxd5 17. Nxd5 Nxd5 18. Rxd5 Qe8 19. Nxe5 Be6 20. Rd3 Rc8 21. Rc3 Rxc3 22. Qxc3 Bf6 23. Qg3 Bxe5 24. Bxe5 f6 25. Bd6 Rf7 26. e5 fxe5 27. Bxe5 Qf8 28. Bd6 Qe8 29. Be5 Qe7 30. Rd1 g6 31. Bc3 Qc5 32. Qe5 *", + "Moves": "c5f2 g1h1 f2f1 d1f1 f7f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "8/R6R/6k1/4ppp1/8/4PPKP/r7/8 b - - 0 40", + "PGN": "1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. exd6 cxd6 6. Nc3 g6 7. Nf3 Bg7 8. Be2 O-O 9. h3 Nc6 10. O-O Bf5 11. Be3 d5 12. c5 Nc4 13. Bxc4 dxc4 14. d5 Nb4 15. a3 Nc2 16. Rc1 Nxe3 17. fxe3 Bd3 18. Re1 Bxc3 19. Rxc3 Qxd5 20. b4 Rfd8 21. Nd4 e5 22. Nb5 Qc6 23. Nd6 b6 24. Qf3 Qxf3 25. gxf3 bxc5 26. bxc5 Rac8 27. Nxc8 Rxc8 28. Rec1 Rxc5 29. Rxd3 f5 30. Rdc3 Ra5 31. a4 Rxa4 32. Rxc4 Ra3 33. Rc8+ Kg7 34. Kf2 Ra2+ 35. R1c2 Ra1 36. R2c7+ Kh6 37. Rh8 Ra2+ 38. Kg3 g5 39. Rhxh7+ Kg6 40. Rxa7 *", + "Moves": "f5f4 e3f4 e5f4 g3g4 a2g2", + "MovesSAN": "f4+ exf4 exf4+ Kg4 Rg2#", + "Themes": "endgame long mate mateIn3 rookEndgame" + }, + { + "FEN": "3r2bk/pp4pp/2p5/4N3/3rP3/1P5Q/Pq3PPP/R1R3K1 b - - 7 29", + "PGN": "1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 Nc6 6. Bd3 Nb4 7. Nf3 Nxd3+ 8. Qxd3 dxc4 9. Qxc4 Nd5 10. Nxd5 exd5 11. Bxe7 Qxe7 12. Qxd5 O-O 13. O-O c6 14. Qg5 Qb4 15. b3 f6 16. Qg3 Be6 17. Rfc1 Rac8 18. Ne1 Qd2 19. Rc2 Qb4 20. Nd3 Qa3 21. Nc5 Bd5 22. e4 Bf7 23. Nd7 Rfd8 24. Nxf6+ Kh8 25. Ng4 Rxd4 26. Qe3 Rcd8 27. Rcc1 Qb2 28. Ne5 Bg8 29. Qh3 *", + "Moves": "b2c1 a1c1 d4d1 c1d1 d8d1", + "MovesSAN": "Qxc1+ Rxc1 Rd1+ Rxd1 Rxd1#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "6k1/R4n2/2p1rpKp/3b4/1p1P2P1/8/8/8 w - - 0 46", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nc3 Nc6 4. Bc4 Nxe4 5. Nxe4 d5 6. Bd3 dxe4 7. Bxe4 Bd6 8. O-O Bd7 9. c3 O-O 10. d4 exd4 11. cxd4 Rb8 12. Bxh7+ Kxh7 13. Ng5+ Kg6 14. h4 Rh8 15. g3 f6 16. Ne4 Bf5 17. Nc3 Bb4 18. g4 Be6 19. Qd3+ Kf7 20. h5 Bxc3 21. bxc3 Qd5 22. Qg6+ Kf8 23. Re1 Ne7 24. Qe4 Qxe4 25. Rxe4 Bd5 26. Re3 Kf7 27. Ba3 Rhe8 28. c4 Bxc4 29. Rc1 b5 30. Bc5 a6 31. a4 Nd5 32. Rxe8 Rxe8 33. axb5 axb5 34. Kg2 Nf4+ 35. Kh2 Nd3 36. Ra1 c6 37. Ra7+ Kg8 38. Bd6 Nxf2 39. Kg3 Ne4+ 40. Kf4 Nxd6 41. h6 gxh6 42. Rd7 Nf7 43. Kf5 Bd5 44. Kg6 Re6 45. Ra7 b4 *", + "Moves": "a7a8 f7d8 a8d8 e6e8 d8e8", + "MovesSAN": "Ra8+ Nd8 Rxd8+ Re8 Rxe8#", + "Themes": "endgame exposedKing long mate mateIn3" + }, + { + "FEN": "4rrk1/ppB2ppp/8/7Q/8/3q2P1/P3R2K/5R2 w - - 1 25", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd8 4. g3 Nc6 5. Bg2 Bd7 6. Nge2 e5 7. O-O Be7 8. d3 Nf6 9. f4 O-O 10. fxe5 Nxe5 11. Bf4 Neg4 12. h3 Ne3 13. Bxe3 Qc8 14. Ne4 Bxh3 15. Nxf6+ Bxf6 16. Nf4 Bxg2 17. Kxg2 Bxb2 18. Rb1 Be5 19. Qh5 Bxf4 20. Bxf4 Qd7 21. Rbe1 Qc6+ 22. Kh2 Qxc2+ 23. Re2 Qxd3 24. Bxc7 Rae8 *", + "Moves": "h5f7 f8f7 e2e8 f7f8 f1f8", + "MovesSAN": "Qxf7+ Rxf7 Rxe8+ Rf8 Rfxf8#", + "Themes": "deflection long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r5k1/5p2/2Q4p/2B2qp1/3P4/4Rp1P/5P1K/8 b - - 0 35", + "PGN": "1. e4 c5 2. Nf3 e6 3. Be2 d5 4. exd5 exd5 5. O-O Be7 6. Re1 Nf6 7. h3 O-O 8. c3 a6 9. Na3 b5 10. Nc2 Nc6 11. a4 Bb7 12. axb5 axb5 13. Rxa8 Bxa8 14. Bxb5 Na5 15. b4 Nb3 16. Bb2 Ne4 17. d3 Bd6 18. dxe4 dxe4 19. Nd2 Nxd2 20. bxc5 Bxc5 21. Nd4 Qg5 22. Re3 Nf3+ 23. Kh1 Bxd4 24. cxd4 Qxb5 25. Ba3 Rd8 26. gxf3 exf3 27. Bc5 Qd7 28. Qf1 h6 29. Kh2 Qc7+ 30. Kh1 Qf4 31. Qg1 Qf5 32. Qg3 g5 33. Kh2 Bc6 34. Qc7 Ra8 35. Qxc6 *", + "Moves": "f5f4 h2g1 a8a1 e3e1 a1e1", + "MovesSAN": "Qf4+ Kg1 Ra1+ Re1 Rxe1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "3r1rk1/p5p1/1pp1R2p/7Q/5q2/7B/P4PPP/R5K1 b - - 2 23", + "PGN": "1. d4 Nf6 2. Nc3 e6 3. Nf3 Be7 4. Bg5 O-O 5. e4 d5 6. e5 Ne4 7. Bxe7 Qxe7 8. Nxe4 dxe4 9. Nd2 Qb4 10. c3 Qxb2 11. Nxe4 Nc6 12. Bd3 Nxd4 13. cxd4 Qxd4 14. O-O Qxe5 15. Ng3 c6 16. Re1 Qc7 17. Qh5 h6 18. Ne4 f5 19. Nc5 b6 20. Nxe6 Bxe6 21. Rxe6 Rad8 22. Bxf5 Qf4 23. Bh3 *", + "Moves": "f4f2 g1h1 f2f1 a1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "1k1r3r/ppq2p2/5Qp1/2P3p1/1P1pP1Pb/P7/1B3PP1/R4RK1 b - - 0 25", + "PGN": "1. Nf3 c5 2. c4 e6 3. b3 d5 4. e3 d4 5. Bb2 Nc6 6. exd4 cxd4 7. d3 Bb4+ 8. Nbd2 Nf6 9. Be2 Qc7 10. h3 e5 11. O-O Bf5 12. a3 Bd6 13. Nh4 Bg6 14. b4 e4 15. Nxg6 hxg6 16. Nxe4 Nxe4 17. dxe4 O-O-O 18. Bg4+ Kb8 19. c5 Be7 20. Qd3 Ne5 21. Qg3 Bh4 22. Qf4 g5 23. Qf5 g6 24. Qf6 Nxg4 25. hxg4 *", + "Moves": "c7h2 g1h2 h4f2 f6h8 d8h8", + "MovesSAN": "Qh2+ Kxh2 Bxf2+ Qxh8 Rxh8#", + "Themes": "deflection discoveredAttack kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "2R5/1p4pk/p7/1rb4p/4pB2/5P1B/5RPP/7K b - - 0 37", + "PGN": "1. e4 c5 2. c3 Nc6 3. d4 cxd4 4. cxd4 d5 5. Nc3 dxe4 6. Nxe4 Qxd4 7. Qxd4 Nxd4 8. Bd3 f5 9. Nc3 a6 10. Be3 e5 11. Nge2 e4 12. Bb1 Nxe2 13. Nxe2 Bb4+ 14. Nc3 Nf6 15. O-O O-O 16. Ne2 Be6 17. a3 Be7 18. Nd4 Bc8 19. Ba2+ Kh8 20. Rac1 h5 21. Rc7 Bd6 22. Rcc1 f4 23. Bd2 Be5 24. Ne6 Bxe6 25. Bxe6 Rfd8 26. Bb4 Rd2 27. Bxd2 Bxb2 28. Rc2 Bxa3 29. Bxf4 Re8 30. Bd7 Re7 31. Bh3 Ng4 32. Bg5 Re5 33. Bf4 Rb5 34. Rc8+ Kh7 35. f3 Bc5+ 36. Kh1 Nf2+ 37. Rxf2 *", + "Moves": "b5b1 f4c1 b1c1 f2f1 c1f1", + "MovesSAN": "Rb1+ Bc1 Rxc1+ Rf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "r4rk1/1p4p1/p3p2p/4R3/Q2P1q2/2P5/P4PPP/4R1K1 b - - 1 21", + "PGN": "1. d4 e6 2. c4 d5 3. Nc3 c6 4. Nf3 Nf6 5. Bg5 h6 6. Bxf6 Qxf6 7. cxd5 cxd5 8. e4 Bb4 9. Qa4+ Nc6 10. exd5 Bxc3+ 11. bxc3 exd5 12. Ne5 O-O 13. Bb5 Qe6 14. O-O Nxe5 15. Rfe1 Qg6 16. Rxe5 Be6 17. Bd7 a6 18. Rae1 Qg4 19. Rxd5 Qf4 20. Bxe6 fxe6 21. Rde5 *", + "Moves": "f4f2 g1h1 f2f1 e1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "b7/P4pk1/2qQ2p1/2p5/1n6/1P3pPp/7P/3R1RK1 b - - 0 36", + "PGN": "1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. bxa6 Bxa6 6. b3 d6 7. Bb2 g6 8. g3 Bg7 9. Bg2 O-O 10. Nf3 Nbd7 11. O-O Qa5 12. Qc2 Nxd5 13. Bxg7 Kxg7 14. Nfd2 N7f6 15. Qb2 Nc7 16. Bxa8 Rxa8 17. Nc3 Bb7 18. Nc4 Qa6 19. f3 h5 20. e4 Ne6 21. a4 Nd4 22. Ne2 Nc6 23. Qc3 h4 24. Kg2 Nb4 25. Nf4 Qc6 26. Nd5 Nxd5 27. exd5 Qxd5 28. Nb6 h3+ 29. Kg1 Qc6 30. Nxa8 Bxa8 31. a5 e5 32. a6 Nd5 33. Qd2 Nb4 34. a7 e4 35. Rad1 exf3 36. Qxd6 *", + "Moves": "f3f2 g1f2 c6f3 f2e1 f3e3", + "MovesSAN": "f2+ Kxf2 Qf3+ Ke1 Qe3#", + "Themes": "advancedPawn attraction endgame long master mate mateIn3" + }, + { + "FEN": "8/4Rpnp/1k1Np1p1/2p1P3/r7/4BN2/1PP2PPP/6K1 b - - 1 29", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 Nc6 4. dxc5 dxc5 5. Qxd8+ Nxd8 6. Bb5+ Bd7 7. Bxd7+ Kxd7 8. O-O Nc6 9. Rd1+ Kc7 10. Bf4+ Kc8 11. Nc3 b6 12. Nb5 Kb7 13. Nc7 Rd8 14. Rxd8 Nxd8 15. Rd1 Nc6 16. Nb5 Nf6 17. e5 Nh5 18. Be3 g6 19. a4 e6 20. Rd7+ Kc8 21. Rc7+ Kd8 22. Rxc6 Be7 23. Nxa7 Kd7 24. Rxb6 Ra8 25. Nb5 Ng7 26. Rb7+ Kc6 27. Rc7+ Kb6 28. Rxe7 Rxa4 29. Nd6 *", + "Moves": "a4a1 e3c1 a1c1 f3e1 c1e1", + "MovesSAN": "Ra1+ Bc1 Rxc1+ Ne1 Rxe1#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "6k1/ppp2rpp/5P2/8/4Q1P1/2qr1N2/P5K1/5R2 w - - 0 27", + "PGN": "1. e4 e5 2. d4 exd4 3. c3 d3 4. Bxd3 Nc6 5. f4 Bc5 6. Nf3 Nge7 7. Qe2 O-O 8. Be3 Bxe3 9. Qxe3 d5 10. e5 Nf5 11. Qe2 d4 12. O-O Be6 13. Nbd2 dxc3 14. bxc3 Qe7 15. Ne4 Rad8 16. Rad1 Qa3 17. g4 Nfe7 18. f5 Bd5 19. f6 Bxe4 20. Qxe4 Ng6 21. h4 Qc5+ 22. Kg2 Ncxe5 23. h5 Nxd3 24. Rxd3 Rxd3 25. hxg6 Qxc3 26. gxf7+ Rxf7 *", + "Moves": "e4e8 f7f8 f6f7 g8h8 e8f8", + "MovesSAN": "Qe8+ Rf8 f7+ Kh8 Qxf8#", + "Themes": "advancedPawn deflection endgame long mate mateIn3" + }, + { + "FEN": "r1nq3k/3b3p/3Q1b1B/1p1P1p2/2pP4/2P5/1P4PP/4RBK1 w - - 1 26", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. Bb5 d6 4. Nc3 Bd7 5. O-O Nf6 6. Re1 e5 7. a4 a6 8. Bc4 Be7 9. Nd5 Nxd5 10. exd5 Na7 11. c3 b5 12. axb5 axb5 13. Bf1 f5 14. d4 e4 15. Nd2 c4 16. f3 exf3 17. Nxf3 O-O 18. Bf4 g5 19. Bd2 g4 20. Qe2 Re8 21. Bh6 gxf3 22. Qxf3 Bf6 23. Qg3+ Kh8 24. Qxd6 Rxe1 25. Rxe1 Nc8 *", + "Moves": "e1e8 d8e8 d6f6 h8g8 f6g7", + "MovesSAN": "Re8+ Qxe8 Qxf6+ Kg8 Qg7#", + "Themes": "deflection kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "2k5/1p1q3r/p1pp3r/8/3Q1P2/P2P3P/1PP2RPK/4R3 b - - 3 29", + "PGN": "1. e4 e5 2. Nf3 d6 3. Bc4 h6 4. h3 Be7 5. a3 a6 6. Nc3 Nf6 7. d3 Nc6 8. O-O Be6 9. Ba2 Bxa2 10. Nxa2 Qd7 11. Nh2 g5 12. Nc3 g4 13. Nxg4 O-O-O 14. Nxh6 Rh7 15. Nf5 Rg8 16. Kh2 Nh5 17. Nd5 Nf4 18. Bxf4 exf4 19. Nfxe7+ Nxe7 20. Nxf4 Ng6 21. Nxg6 Rxg6 22. f4 Rhg7 23. Rf2 f5 24. Qe2 fxe4 25. Qxe4 Re6 26. Qd4 Rh7 27. Qa7 c6 28. Qd4 Reh6 29. Re1 *", + "Moves": "h6h3 g2h3 d7h3 h2g1 h3h1", + "MovesSAN": "Rxh3+ gxh3 Qxh3+ Kg1 Qh1#", + "Themes": "endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "r3rk2/4qp2/pB1p3N/1p1Q1Bp1/2p5/P7/5PPP/R4K2 b - - 2 26", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 h6 4. O-O a6 5. d4 exd4 6. c3 b5 7. Bb3 dxc3 8. Nxc3 Nf6 9. Qe2 Be7 10. e5 O-O 11. exf6 Bxf6 12. Nd5 Bb7 13. Bf4 d6 14. Rfe1 g5 15. Be3 Re8 16. a3 Ne5 17. Nd4 c5 18. Nf5 c4 19. Nxh6+ Kf8 20. Bb6 Nf3+ 21. Qxf3 Bxd5 22. Qxd5 Qd7 23. Bc2 Bxb2 24. Bf5 Bxa1 25. Rxa1 Qe7 26. Kf1 *", + "Moves": "e7e2 f1g1 e2e1 a1e1 e8e1", + "MovesSAN": "Qe2+ Kg1 Qe1+ Rxe1 Rxe1#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "6k1/p4p1p/1p3q1P/6r1/3nr3/3K4/PP6/2R1R3 w - - 0 35", + "PGN": "1. d4 e6 2. Bf4 d5 3. Nc3 c5 4. Nb5 Na6 5. dxc5 Qa5+ 6. Nc3 Qxc5 7. e4 Ne7 8. exd5 Nxd5 9. Nxd5 exd5 10. Nf3 Bd6 11. Bxd6 Qxd6 12. Bd3 O-O 13. O-O g6 14. c4 Nc5 15. cxd5 Qxd5 16. Be2 Qc6 17. Rc1 b6 18. Bc4 Be6 19. Ne5 Qe4 20. Bxe6 Nxe6 21. Re1 Qh4 22. Nd7 Rfd8 23. g3 Qg5 24. h4 Qe7 25. h5 Rxd7 26. Qg4 g5 27. Qf5 Rd6 28. f4 Rd3 29. fxg5 Rxg3+ 30. Kf1 Rxg5 31. Qe4 Re8 32. h6 Qf6+ 33. Ke2 Nd4+ 34. Kd3 Rxe4 *", + "Moves": "c1c8 f6d8 c8d8 e4e8 e1e8", + "MovesSAN": "Rc8+ Qd8 Rxd8+ Re8 Rexe8#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "5N2/5R2/1p4p1/1P6/8/4r1kP/1b4P1/6K1 b - - 2 37", + "PGN": "1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 g6 6. cxd5 Nxd5 7. Bc4 Nb6 8. Bb3 Bg7 9. Nf3 O-O 10. h3 Nc6 11. d5 Na5 12. O-O e6 13. dxe6 fxe6 14. Qe2 Nxb3 15. axb3 Bd7 16. Bg5 Qe8 17. Ne5 Nd5 18. Rad1 Rf5 19. Nxd7 Rxg5 20. Nxd5 exd5 21. Qd2 Rf5 22. Nc5 b6 23. Rfe1 Re5 24. Rxe5 Qxe5 25. Nd7 Qd6 26. Qxd5+ Qxd5 27. Rxd5 Kf7 28. f4 Bxb2 29. b4 Ke6 30. Rd3 Rc8 31. b5 Rc3 32. Rd1 Rb3 33. Nf8+ Kf5 34. Rd7 Kxf4 35. Rxa7 Kg3 36. Rxh7 Re3 37. Rf7 *", + "Moves": "e3e1 f7f1 b2d4 g1h1 e1f1", + "MovesSAN": "Re1+ Rf1 Bd4+ Kh1 Rxf1#", + "Themes": "deflection endgame long master masterVsMaster mate mateIn3" + }, + { + "FEN": "8/3NR1bk/6pp/p7/1p6/1P4P1/P1r4r/3R1K2 w - - 0 31", + "PGN": "1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Nf3 O-O 5. Bg5 e6 6. e3 d5 7. Bd3 Nc6 8. O-O h6 9. Bxf6 Qxf6 10. Qc2 e5 11. dxe5 Nxe5 12. Nxe5 Qxe5 13. cxd5 Qg5 14. Rfe1 Bh3 15. g3 Qf6 16. Bf1 Bxf1 17. Kxf1 c6 18. dxc6 Qxc6 19. Kg1 f5 20. Rad1 b5 21. e4 b4 22. Qa4 Qxa4 23. Nxa4 fxe4 24. Rxe4 a5 25. b3 Rac8 26. Nb6 Rc2 27. Nd7 Rfxf2 28. Re8+ Kh7 29. Re7 Rg2+ 30. Kf1 Rxh2 *", + "Moves": "d7f6 h7h8 d1d8 g7f8 d8f8", + "MovesSAN": "Nf6+ Kh8 Rd8+ Bf8 Rxf8#", + "Themes": "endgame long mate mateIn3 pin" + }, + { + "FEN": "3r4/pkp3p1/5p2/2b5/N4Bb1/1P1R2Pp/P6P/3R3K b - - 1 27", + "PGN": "1. e4 d5 2. exd5 Nf6 3. Nc3 Nxd5 4. Nxd5 Qxd5 5. Qf3 Be6 6. Qxd5 Bxd5 7. f3 Nc6 8. Bb5 O-O-O 9. Ne2 e5 10. Bxc6 Bxc6 11. O-O Bc5+ 12. Kh1 e4 13. fxe4 Bxe4 14. d3 Bg6 15. Ng3 h5 16. Bf4 h4 17. Ne2 h3 18. g3 Rxd3 19. cxd3 Bxd3 20. Nc3 b5 21. Rf3 Bc4 22. b3 Be6 23. Rd1 Bg4 24. Rfd3 Kb7 25. Nxb5 Rd8 26. Nc3 f6 27. Na4 *", + "Moves": "g4f3 d3f3 d8d1 f3f1 d1f1", + "MovesSAN": "Bf3+ Rxf3 Rxd1+ Rf1 Rxf1#", + "Themes": "deflection long mate mateIn3 middlegame" + }, + { + "FEN": "r1b2r1k/ppp2B1p/6p1/6b1/2N5/3P4/P1nB1PPP/2R3K1 w - - 0 20", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nxe5 Qe7 4. Nf3 Nxe4 5. d3 Nc3+ 6. Qe2 Nxe2 7. Bxe2 g6 8. O-O Bg7 9. Re1 O-O 10. Ng5 d5 11. Bd2 Nc6 12. Bf3 Nb4 13. Rxe7 Nxc2 14. Na3 Nxa1 15. Bxd5 Bxb2 16. Nc4 Bf6 17. Bxf7+ Kh8 18. Re1 Nc2 19. Rc1 Bxg5 *", + "Moves": "d2c3 c2d4 c3d4 g5f6 d4f6", + "MovesSAN": "Bc3+ Nd4 Bxd4+ Bf6 Bxf6#", + "Themes": "doubleBishopMate kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "8/p2r3p/P4k2/6p1/5pK1/5P1P/8/1R4B1 b - - 4 41", + "PGN": "1. d4 d5 2. Nf3 Nc6 3. Bf4 e6 4. a3 Be7 5. e3 Nf6 6. Bd3 O-O 7. h3 Nd7 8. Nc3 Nb6 9. Nh2 Bg5 10. Qh5 g6 11. Qxg5 Qxg5 12. Bxg5 f5 13. f3 Bd7 14. Bf4 Rac8 15. Nb5 Nc4 16. Bxc4 dxc4 17. Nxc7 Rf7 18. Nb5 Rff8 19. O-O-O Na5 20. Nc3 b5 21. d5 exd5 22. Rxd5 Be6 23. Rxb5 Nb3+ 24. cxb3 cxb3 25. Kd2 Rfd8+ 26. Ke2 Bc4+ 27. Kf2 Bxb5 28. Nxb5 Rc2+ 29. Kg3 Rdd2 30. Nd4 Rxg2+ 31. Kh4 Rxb2 32. Nxb3 Rxb3 33. Ra1 Rxh2 34. Bxh2 Rxe3 35. Kg3 Rd3 36. a4 g5 37. a5 f4+ 38. Kg4 Kg7 39. a6 Kf6 40. Bg1 Rd7 41. Rb1 *", + "Moves": "h7h5 g4h5 d7h7 h5g4 h7h4", + "MovesSAN": "h5+ Kxh5 Rh7+ Kg4 Rh4#", + "Themes": "attraction endgame long mate mateIn3" + }, + { + "FEN": "r3rbk1/pp1Q1Npp/5p2/q2p4/5B2/3P2P1/1PP2P1P/2KR2R1 b - - 0 22", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. Nf3 Nf6 5. d3 Bf5 6. Bd2 c6 7. Ne4 Qc7 8. Nxf6+ exf6 9. Qe2+ Be7 10. O-O-O O-O 11. Nh4 Be6 12. g3 Bd5 13. Rg1 Re8 14. Be3 Nd7 15. Bg2 Bxa2 16. Nf5 Bd5 17. Bxd5 cxd5 18. Qg4 Bf8 19. Bf4 Qa5 20. Nh6+ Kh8 21. Nxf7+ Kg8 22. Qxd7 *", + "Moves": "a5a1 c1d2 f8b4 c2c3 a1b2", + "MovesSAN": "Qa1+ Kd2 Bb4+ c3 Qxb2#", + "Themes": "long mate mateIn3 middlegame queensideAttack" + }, + { + "FEN": "5rk1/8/p2p3p/3P2pK/1PpQ2R1/PbB3P1/7P/5q2 b - - 1 33", + "PGN": "1. d4 e5 2. d5 c6 3. c4 Nf6 4. Nc3 Bb4 5. Bd2 O-O 6. a3 Bxc3 7. Bxc3 cxd5 8. cxd5 d6 9. Nf3 Na6 10. e3 Nc5 11. Bc4 a6 12. b4 Nce4 13. Bb2 b5 14. Bd3 h6 15. Bxe4 Nxe4 16. Nd2 Nxd2 17. Qxd2 Bf5 18. O-O Rc8 19. Rac1 Qb6 20. Rfe1 Rc4 21. Rxc4 bxc4 22. e4 Bd7 23. Bc3 Ba4 24. g3 f5 25. Kg2 fxe4 26. Rxe4 Bb3 27. f4 exf4 28. Rxf4 Qd8 29. Qd4 Qe7 30. Rg4 Qe2+ 31. Kh3 Qf1+ 32. Kh4 g5+ 33. Kh5 *", + "Moves": "f1f7 h5h6 f7h7 h6g5 f8f5", + "MovesSAN": "Qf7+ Kxh6 Qh7+ Kxg5 Rf5#", + "Themes": "endgame killBoxMate long mate mateIn3 sacrifice" + }, + { + "FEN": "6rk/3p1prp/p1bPpQ2/1p3p2/7N/1P3P1R/2q3PP/5RK1 w - - 0 33", + "PGN": "1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. b3 Bc5 6. Bb2 Nf6 7. Nc3 b5 8. e5 Ng8 9. Ne4 Qb6 10. Nd6+ Bxd6 11. exd6 Nf6 12. Nf3 O-O 13. Bxf6 gxf6 14. Bd3 Qc5 15. O-O Bb7 16. Nd4 Qg5 17. Nf3 Qg7 18. Re1 Kh8 19. Re3 Nc6 20. Nh4 Ne5 21. Rg3 Qh6 22. Rh3 Nxd3 23. Qxd3 Rg8 24. f3 Rg5 25. Rf1 Rag8 26. Rf2 f5 27. Qc3+ Qg7 28. Qc7 Bc6 29. Qa7 Qa1+ 30. Rf1 Qxa2 31. Qd4+ R5g7 32. Qf6 Qxc2 *", + "Moves": "h4g6 f7g6 h3h7 h8h7 f6h4", + "MovesSAN": "Ng6+ fxg6 Rxh7+ Kxh7 Qh4#", + "Themes": "attraction discoveredAttack kingsideAttack long mate mateIn3 middlegame pin sacrifice" + }, + { + "FEN": "6k1/3q1p2/6p1/7p/1Q2B1b1/pN2B1P1/Pb3PKP/8 b - - 14 38", + "PGN": "1. d4 Nf6 2. c4 c5 3. Nf3 g6 4. d5 b5 5. Nc3 b4 6. Nb1 Bg7 7. g3 O-O 8. Bg2 d6 9. O-O a5 10. Bf4 a4 11. Nbd2 a3 12. bxa3 bxa3 13. Rb1 Nbd7 14. e4 Nb6 15. e5 dxe5 16. Nxe5 Bf5 17. Nc6 Qd7 18. Rxb6 e6 19. Re1 exd5 20. cxd5 Nxd5 21. Bxd5 Rfe8 22. Rxe8+ Rxe8 23. Bg2 h5 24. Nb8 Qd3 25. Bf1 Qc3 26. Rb3 Qd4 27. Be3 Qd5 28. Bg2 Qe5 29. Qc1 Rxb8 30. Rxb8+ Qxb8 31. Bxc5 Bb2 32. Qe1 Qc8 33. Be3 Qe6 34. Nb3 Bc2 35. Qb4 Qd7 36. Bf3 Bd1 37. Be4 Bg4 38. Kg2 *", + "Moves": "g4h3 g2g1 d7d1 b4e1 d1e1", + "MovesSAN": "Bh3+ Kg1 Qd1+ Qe1 Qxe1#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "1R3rk1/p4ppp/b1p1p1q1/5nB1/3p1Q2/8/P1P2PPP/6K1 w - - 1 22", + "PGN": "1. d4 e6 2. Bf4 d5 3. Nf3 c5 4. e3 Nc6 5. Bd3 Qb6 6. Nc3 Qxb2 7. Rb1 Qxc3+ 8. Nd2 cxd4 9. Rb3 Qa5 10. e4 dxe4 11. Bxe4 Bb4 12. O-O Bxd2 13. Bxd2 Qd8 14. Bxc6+ bxc6 15. Qg4 Qf6 16. Rfb1 Ne7 17. Bg5 Qg6 18. Qh4 Nf5 19. Qf4 O-O 20. Rb8 Rxb8 21. Rxb8 Ba6 *", + "Moves": "b8f8 g8f8 f4b8 a6c8 b8c8", + "MovesSAN": "Rxf8+ Kxf8 Qb8+ Bc8 Qxc8#", + "Themes": "attraction kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "5r2/R7/8/P7/3k2K1/3N3P/2P5/5r2 b - - 0 45", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 4. Bxc6+ bxc6 5. d3 h5 6. h3 g5 7. Nxg5 Be7 8. Nf3 Nf6 9. Nc3 h4 10. Bg5 Nh5 11. Be3 Nf4 12. Bxf4 exf4 13. Qd2 d5 14. e5 Bb4 15. d4 Bf5 16. a3 Be7 17. Qxf4 Bg6 18. O-O-O Be4 19. Nxe4 dxe4 20. Qxe4 Rg8 21. Qxc6+ Kf8 22. Qh6+ Ke8 23. Qh7 Rxg2 24. Qh8+ Kd7 25. Qxd8+ Rxd8 26. Rdf1 Rg6 27. Rhg1 Rb6 28. Rg4 f5 29. Rf4 Ke6 30. Nxh4 Rdb8 31. Nxf5 Rxb2 32. Nxe7 Rb1+ 33. Kd2 Rxf1 34. Nc6 Rbb1 35. Rf6+ Kd5 36. Nb4+ Kxd4 37. Rc6 Rbd1+ 38. Ke2 Rde1+ 39. Kf3 Rxe5 40. Rxc7 Rf5+ 41. Kg4 R1xf2 42. Nd3 R2f3 43. Rxa7 Rf8 44. a4 Rf1 45. a5 *", + "Moves": "f1g1 g4h5 f8h8 a7h7 h8h7", + "MovesSAN": "Rg1+ Kh5 Rh8+ Rh7 Rxh7#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "2r1k2r/2q1bpR1/p2p1p2/1p1QpP2/4P3/1P3N2/PP5P/1K1R4 b k - 2 22", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bg5 e6 7. Qd2 Be7 8. O-O-O a6 9. f4 e5 10. Nf3 Qc7 11. Bxf6 gxf6 12. f5 h5 13. Nd5 Qd8 14. Bc4 b5 15. Bb3 Bb7 16. Kb1 Na5 17. Rhg1 Nxb3 18. cxb3 Bxd5 19. Qxd5 Rc8 20. g4 hxg4 21. Rxg4 Qc7 22. Rg7 *", + "Moves": "c7c2 b1a1 c2c1 d1c1 c8c1", + "MovesSAN": "Qc2+ Ka1 Qc1+ Rxc1 Rxc1#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "3RNbk1/5p1p/1p4p1/p6n/P1q2P2/8/1Q6/1K6 w - - 0 48", + "PGN": "1. d4 Nf6 2. Nf3 d6 3. Bf4 g6 4. Nbd2 Bg7 5. e4 b6 6. c3 Bb7 7. Qc2 O-O 8. Bd3 Nbd7 9. O-O Nh5 10. Be3 e5 11. Rad1 Qe7 12. Rfe1 a5 13. a4 Ba6 14. Bxa6 Rxa6 15. Qd3 Raa8 16. dxe5 Nxe5 17. Nxe5 Bxe5 18. Nf3 Bg7 19. Bg5 Qe6 20. Nd4 Qd7 21. Nb5 Be5 22. g3 Rac8 23. f4 Bg7 24. e5 Qc6 25. exd6 Qc5+ 26. Kf1 cxd6 27. Be7 Rfe8 28. Nxd6 Rxe7 29. Rxe7 Rd8 30. Re8+ Rxe8 31. Nxe8 Bf8 32. Qd5 Qe3 33. Qe5 Qf3+ 34. Ke1 Bc5 35. Qe2 Qc6 36. Rd8 Bf8 37. Qd2 Qh1+ 38. Ke2 Qxh2+ 39. Kd1 Qxg3 40. Qd4 Qf3+ 41. Kc2 Qe2+ 42. Kb3 Qe6+ 43. c4 Qe7 44. Ka2 Qb4 45. b3 Qa3+ 46. Kb1 Qxb3+ 47. Qb2 Qxc4 *", + "Moves": "b2g7 h5g7 e8f6 g8h8 d8f8", + "MovesSAN": "Qg7+ Nxg7 Nf6+ Kh8 Rxf8#", + "Themes": "deflection discoveredAttack endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "3r4/p1R2ppp/8/2P1pk2/6b1/B1P1P1P1/P3NP1n/4K1R1 b - - 2 28", + "PGN": "1. g3 d5 2. Bg2 Nf6 3. b3 e5 4. Bb2 Bd6 5. e3 d4 6. Ne2 dxe3 7. dxe3 Bb4+ 8. c3 Qxd1+ 9. Kxd1 Bd6 10. Nd2 Bg4 11. Bxb7 c6 12. Bxa8 Kd7 13. Bb7 Kc7 14. Nc4 Bc5 15. Na5 Kb6 16. b4 Rd8+ 17. Ke1 Bf3 18. Rf1 Ng4 19. bxc5+ Kxa5 20. Rb1 Kb5 21. Ba3+ Kc4 22. Rb4+ Kd5 23. Ra4 Ke6 24. Ba6 Nxa6 25. Rxa6 Nxh2 26. Rg1 Bg4 27. Rxc6+ Kf5 28. Rc7 *", + "Moves": "h2f3 e1f1 g4h3 g1g2 d8d1", + "MovesSAN": "Nf3+ Kf1 Bh3+ Rg2 Rd1#", + "Themes": "fork long mate mateIn3 middlegame pin" + }, + { + "FEN": "1r5k/4Np2/3P3B/pPp5/P2bn1P1/6q1/2Q3B1/1R3R1K b - - 0 37", + "PGN": "1. e4 Nf6 2. d3 g6 3. Nf3 Bg7 4. Be2 O-O 5. c3 d6 6. h3 c5 7. O-O Nbd7 8. Bg5 b5 9. Qc1 Re8 10. Bh6 Bh8 11. Qc2 a5 12. Na3 Qb6 13. Rab1 Bb7 14. c4 b4 15. Nb5 Ba6 16. a4 bxa3 17. bxa3 Qc6 18. a4 Nb6 19. Nh4 Nfd7 20. f4 Bxb5 21. cxb5 Bd4+ 22. Kh1 Qc7 23. Bf3 Rab8 24. g4 e5 25. f5 Nf6 26. Bg5 Nbd7 27. Qc4 d5 28. exd5 e4 29. dxe4 Qg3 30. Bg2 Nxe4 31. fxg6 hxg6 32. d6 Re6 33. Nxg6 Ne5 34. Ne7+ Kh8 35. Qc2 Nxg4 36. hxg4 Rh6+ 37. Bxh6 *", + "Moves": "g3h4 g2h3 h4h3 c2h2 e4g3", + "MovesSAN": "Qh4+ Bh3 Qxh3+ Qh2 Ng3#", + "Themes": "exposedKing fork long mate mateIn3 middlegame" + }, + { + "FEN": "7k/R5p1/1p5p/7K/2p5/4P3/6P1/2r5 w - - 0 41", + "PGN": "1. d4 d5 2. Nc3 Nc6 3. f3 f6 4. Bf4 e5 5. dxe5 fxe5 6. Bg3 d4 7. Ne4 Bf5 8. Qd2 Bb4 9. c3 dxc3 10. Qxd8+ Rxd8 11. bxc3 Bxe4 12. cxb4 Nxb4 13. fxe4 Nc2+ 14. Kf2 Nxa1 15. Nf3 Nf6 16. e3 Nxe4+ 17. Ke2 Nxg3+ 18. hxg3 Nc2 19. Kf2 Nb4 20. Rh5 Nd3+ 21. Kg1 e4 22. Nh2 O-O 23. Rh4 Nc5 24. Rh5 b6 25. Bc4+ Kh8 26. Bf1 Rd1 27. Rg5 Ne6 28. Re5 Nd8 29. Rxe4 Nc6 30. Re6 Nb4 31. Re4 Nxa2 32. Ra4 Nc3 33. Rxa7 Ne2+ 34. Kh1 Nxg3+ 35. Kg1 Rfxf1+ 36. Nxf1 Rxf1+ 37. Kh2 h6 38. Kxg3 Rc1 39. Kg4 c5 40. Kh5 c4 *", + "Moves": "h5g6 c1d1 a7a8 d1d8 a8d8", + "MovesSAN": "Kg6 Rd1 Ra8+ Rd8 Rxd8#", + "Themes": "endgame long mate mateIn3 rookEndgame" + }, + { + "FEN": "2r2r1k/pp4pp/2b3Q1/2q1P3/2N5/1P5R/P4PPP/R5K1 b - - 0 22", + "PGN": "1. d4 Nf6 2. Nf3 e6 3. Bg5 d5 4. e3 Bd6 5. Bd3 c5 6. c3 Nc6 7. Nbd2 Qb6 8. b3 cxd4 9. exd4 Bd7 10. O-O Rc8 11. Re1 Be7 12. Ne5 Nxe5 13. dxe5 Ng8 14. Bxe7 Nxe7 15. c4 Bc6 16. Qg4 O-O 17. Re3 Ng6 18. Rh3 dxc4 19. Nxc4 Qc5 20. Bxg6 fxg6 21. Qxe6+ Kh8 22. Qxg6 *", + "Moves": "c5f2 g1h1 f2f1 a1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r5k1/1p1q1pp1/p1bb2n1/2p2PBQ/3p4/3P3R/PPP3rP/R4K2 w - - 2 20", + "PGN": "1. e4 c5 2. Nc3 Nc6 3. f4 e6 4. Nf3 d5 5. Bb5 Bd7 6. O-O a6 7. Bxc6 Bxc6 8. d3 d4 9. Ne2 Bd6 10. Qe1 Ne7 11. Qh4 O-O 12. Ng5 h6 13. Rf3 Ng6 14. Qh5 hxg5 15. Rh3 Re8 16. f5 exf5 17. exf5 Rxe2 18. Bxg5 Rxg2+ 19. Kf1 Qd7 *", + "Moves": "h5h7 g8f8 h7h8 g6h8 h3h8", + "MovesSAN": "Qh7+ Kf8 Qh8+ Nxh8 Rxh8#", + "Themes": "kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "6rk/5p2/2p1qp1N/3p3r/3P1Q2/2PB3P/PP3PPK/5R2 b - - 0 33", + "PGN": "1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nf3 Nf6 5. Bg5 Be7 6. Bd3 Bg4 7. Nbd2 Nbd7 8. O-O h6 9. Bh4 O-O 10. c3 c6 11. Qb3 Qb6 12. Rae1 Rfe8 13. Ne5 Nxe5 14. Rxe5 Bd6 15. Bxf6 gxf6 16. Ree1 Qc7 17. h3 Bd7 18. Qd1 Kg7 19. Nf3 Rh8 20. Nh4 Rag8 21. Qf3 Bf4 22. Re7 Kf8 23. Rxd7 Qxd7 24. Qxf4 Qe6 25. Qb8+ Qe8 26. Qxb7 Rg5 27. Qxa7 Rhg8 28. Qc5+ Kg7 29. Qd6 Qc8 30. Kh2 Rh5 31. Qf4 Qe6 32. Nf5+ Kh8 33. Nxh6 *", + "Moves": "g8g2 h2g2 e6h3 g2g1 h3h1", + "MovesSAN": "Rxg2+ Kxg2 Qxh3+ Kg1 Qh1#", + "Themes": "attraction fork long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "8/4Q2p/4pppk/8/5P1P/2pq4/3r2P1/6RK w - - 0 41", + "PGN": "1. d4 Nf6 2. Nf3 e6 3. Bf4 d5 4. e3 c5 5. Nc3 Nc6 6. Nb5 Nh5 7. Be5 Nxe5 8. Nxe5 Nf6 9. Be2 a6 10. Nc3 Be7 11. O-O O-O 12. dxc5 Bxc5 13. Bd3 Qc7 14. Nf3 b5 15. a3 Bb7 16. Qe2 Rac8 17. h3 Ba7 18. Nh2 Bb8 19. f4 Ba7 20. Kh1 d4 21. exd4 Bxd4 22. Ng4 Nxg4 23. Qxg4 Bxc3 24. bxc3 Qxc3 25. Qh4 g6 26. Qg3 Qf6 27. Qe3 Bd5 28. a4 Rc3 29. axb5 axb5 30. Qb6 Bc4 31. Bxc4 bxc4 32. Qc6 Rxc2 33. Ra8 Rxa8 34. Qxa8+ Kg7 35. Qe4 Qc3 36. h4 Qd3 37. Qe5+ f6 38. Qc7+ Kh6 39. Rg1 Rd2 40. Qe7 c3 *", + "Moves": "e7f8 h6h5 g2g4 h5h4 f8h6", + "MovesSAN": "Qf8+ Kh5 g4+ Kxh4 Qh6#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "5rk1/pp2R1bp/1q4b1/6B1/3rnQ1P/5P2/PP4P1/5R1K w - - 0 22", + "PGN": "1. e4 Nf6 2. Nc3 d5 3. e5 d4 4. exf6 dxc3 5. fxg7 cxd2+ 6. Bxd2 Bxg7 7. Bc4 Qd4 8. Bxf7+ Kxf7 9. Ne2 Qe4 10. f3 Qc6 11. O-O Rd8 12. Qc1 Bf5 13. Nc3 Nd7 14. Bg5 Nf6 15. Qf4 Bxc2 16. Rac1 Qb6+ 17. Kh1 Bg6 18. Ne4 Rd4 19. Rxc7 Rf8 20. h4 Kg8 21. Rxe7 Nxe4 *", + "Moves": "e7g7 g8g7 g5h6 g7h8 f4f8", + "MovesSAN": "Rxg7+ Kxg7 Bh6+ Kh8 Qxf8#", + "Themes": "attraction deflection kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "1r3rk1/p1q2ppp/1p2p3/7Q/2P1NP2/8/P5PP/B4nK1 w - - 0 21", + "PGN": "1. e4 e6 2. e5 d5 3. exd6 Bxd6 4. d4 Nf6 5. c4 O-O 6. Nc3 b6 7. Nf3 Bb7 8. Be2 c5 9. O-O cxd4 10. Nxd4 Nc6 11. Bf3 Nxd4 12. Bxb7 Rb8 13. Be4 Nxe4 14. Nxe4 Be5 15. Be3 Nf5 16. Bg5 Qc7 17. f4 Ne3 18. Qh5 Bxb2 19. Bf6 Bxa1 20. Bxa1 Nxf1 *", + "Moves": "e4f6 g7f6 h5g4 g8h8 a1f6", + "MovesSAN": "Nf6+ gxf6 Qg4+ Kh8 Bxf6#", + "Themes": "intermezzo kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "2QR4/1p3ppk/pqp2n1p/8/1P6/P4BPP/r4PK1/8 w - - 6 32", + "PGN": "1. d4 Nf6 2. c4 e6 3. g3 Be7 4. Bg2 c6 5. Nf3 d5 6. O-O O-O 7. Nbd2 Nbd7 8. Qc2 Qc7 9. b3 e5 10. dxe5 Nxe5 11. Bb2 Nxf3+ 12. Nxf3 dxc4 13. Qxc4 Be6 14. Qc2 Bd5 15. Rfd1 Rad8 16. a3 Qb6 17. b4 Ng4 18. Bd4 Qc7 19. h3 Nf6 20. Rac1 a6 21. Bc5 Rfe8 22. Qf5 Bxc5 23. Rxc5 Rxe2 24. Rd4 Bxf3 25. Rxd8+ Qxd8 26. Bxf3 Re1+ 27. Kg2 Ra1 28. Rc3 h6 29. Rd3 Qb6 30. Qc8+ Kh7 31. Rd8 Ra2 *", + "Moves": "f3e4 g7g6 d8h8 h7g7 c8f8", + "MovesSAN": "Be4+ g6 Rh8+ Kg7 Qf8#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "r5k1/6pp/p1pp4/1p2b1q1/4P1b1/P1NP1Q2/1PP3PP/5RK1 w - - 5 21", + "PGN": "1. e4 e5 2. Nf3 d6 3. Bc4 Be7 4. d3 Nf6 5. Bg5 O-O 6. Bh4 Nbd7 7. Ng5 a6 8. Nxf7 Rxf7 9. Bxf7+ Kxf7 10. Nc3 c6 11. O-O b5 12. f4 exf4 13. Rxf4 Kg8 14. Qf3 Ne5 15. Qf2 Ng6 16. Bxf6 Bxf6 17. a3 Nxf4 18. Qxf4 Be5 19. Qf3 Qg5 20. Rf1 Bg4 *", + "Moves": "f3f7 g8h8 f7f8 a8f8 f1f8", + "MovesSAN": "Qf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "2krr3/p1p2p2/2pp1q2/7p/2PN1p1P/1P4p1/1PQB2P1/R3R2K b - - 0 24", + "PGN": "1. e4 e5 2. f4 exf4 3. Nf3 g5 4. h3 Nc6 5. Nc3 d6 6. Bc4 Be6 7. Bb3 Bg7 8. d4 Bxb3 9. axb3 Qe7 10. O-O O-O-O 11. Re1 h5 12. Nh2 Bxd4+ 13. Kh1 Nf6 14. Nb5 Bb6 15. c4 Qe5 16. Nc3 g4 17. h4 g3 18. Nf3 Qe7 19. Nd5 Nxd5 20. exd5 Qf6 21. dxc6 bxc6 22. Qc2 Rhe8 23. Bd2 Bd4 24. Nxd4 *", + "Moves": "f6h4 h1g1 h4h2 g1f1 h2h1", + "MovesSAN": "Qxh4+ Kg1 Qh2+ Kf1 Qh1#", + "Themes": "kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "1rb2r2/4N2k/p4Pp1/1p2n1P1/3q4/6Q1/PPP5/2K2B2 w - - 0 24", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Nbd7 8. Qf3 Qc7 9. O-O-O Be7 10. g4 O-O 11. Bxf6 Bxf6 12. g5 Bxd4 13. Rxd4 Rb8 14. f5 b5 15. Qg3 Ne5 16. f6 g6 17. h4 Kh8 18. h5 d5 19. hxg6 fxg6 20. exd5 exd5 21. Nxd5 Qd6 22. Ne7 Qxd4 23. Rxh7+ Kxh7 *", + "Moves": "g3h2 c8h3 h2h3 d4h4 h3h4", + "MovesSAN": "Qh2+ Bh3 Qxh3+ Qh4 Qxh4#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "1n2B1k1/5ppp/1r6/p4q2/3Pn3/BP1QP3/P4PPP/2R1R1K1 b - - 2 24", + "PGN": "1. d4 d5 2. c4 dxc4 3. e3 Nf6 4. Bxc4 c6 5. Nc3 Nbd7 6. Nf3 e6 7. b3 a6 8. Bb2 b5 9. Bd3 Bb4 10. O-O Bxc3 11. Bxc3 O-O 12. Bb4 Re8 13. Ba3 e5 14. Re1 e4 15. Be2 exf3 16. Bxf3 a5 17. Bxc6 Ra6 18. Bxb5 Rb6 19. Bc4 Ne4 20. Qd3 Ba6 21. Bxa6 Nb8 22. Bb5 Qg5 23. Bxe8 Qf5 24. Rac1 *", + "Moves": "f5f2 g1h1 e4g3 h2g3 b6h6", + "MovesSAN": "Qxf2+ Kh1 Ng3+ hxg3 Rh6#", + "Themes": "kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "6k1/1p1R3p/7b/P3p3/4P3/Pr3pP1/R6P/6K1 b - - 0 37", + "PGN": "1. d4 g6 2. c4 Bg7 3. Nc3 Nf6 4. e4 d6 5. f3 O-O 6. Be3 Nbd7 7. Qd2 e5 8. d5 a6 9. Bd3 Nc5 10. Bc2 a5 11. Nge2 Nh5 12. O-O f5 13. exf5 gxf5 14. a3 f4 15. Bf2 Qg5 16. b4 Nd7 17. bxa5 Ndf6 18. Ne4 Qh6 19. c5 Nxe4 20. Bxe4 Nf6 21. cxd6 cxd6 22. Bb6 Nxe4 23. fxe4 Bg4 24. Nc3 Qg6 25. Nb5 Bh6 26. Qf2 f3 27. g3 Bh3 28. Rfd1 Rac8 29. Bc7 Qg5 30. Bxd6 Qe3 31. Bxf8 Rc2 32. Bc5 Qxc5 33. Qxc5 Rxc5 34. Ra2 Rxb5 35. d6 Rb3 36. d7 Bxd7 37. Rxd7 *", + "Moves": "h6e3 g1f1 b3b1 d7d1 b1d1", + "MovesSAN": "Be3+ Kf1 Rb1+ Rd1 Rxd1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "6k1/1N3ppp/p1b5/Q2p3n/7q/P4P2/6PP/1B2R2K b - - 8 29", + "PGN": "1. d4 a6 2. c4 b5 3. e4 bxc4 4. Bxc4 Bb7 5. Nc3 e6 6. a3 Nf6 7. Qc2 d5 8. exd5 exd5 9. Ba2 c5 10. Be3 Nbd7 11. Nge2 Rc8 12. O-O cxd4 13. Bxd4 Bc5 14. Rfe1 O-O 15. Rad1 Bxd4 16. Nxd4 Ne4 17. Bb1 Ndf6 18. f3 Nxc3 19. bxc3 Qa5 20. Re3 Rc4 21. Nb3 Qb6 22. Re1 Rfc8 23. Kh1 Rxc3 24. Rxc3 Rxc3 25. Qxc3 Qf2 26. Qd2 Qh4 27. Nc5 Bc6 28. Qa5 Nh5 29. Nb7 *", + "Moves": "h5g3 h1g1 h4d4 e1e3 d4e3", + "MovesSAN": "Ng3+ Kg1 Qd4+ Re3 Qxe3#", + "Themes": "long mate mateIn3 middlegame pin" + }, + { + "FEN": "7k/pp2p2p/r2p1n1P/q3rb2/8/1PN2P2/PP2N1Q1/K2R3R b - - 2 25", + "PGN": "1. d4 g6 2. Bf4 Bg7 3. e3 c5 4. Bd3 cxd4 5. exd4 Nf6 6. Qd2 Nc6 7. Nc3 Nxd4 8. O-O-O Qa5 9. Bxg6 Nb3+ 10. cxb3 fxg6 11. Kb1 O-O 12. f3 d6 13. g4 Be6 14. h4 Rac8 15. h5 gxh5 16. gxh5 Bf5+ 17. Ka1 Rc6 18. Bh6 Rfc8 19. Bxg7 Kxg7 20. Qg5+ Kh8 21. Nge2 Rc5 22. Qe3 Re5 23. Qf2 Rc6 24. h6 Ra6 25. Qg2 *", + "Moves": "a5a2 c3a2 a6a2 a1a2 e5a5", + "MovesSAN": "Qxa2+ Nxa2 Rxa2+ Kxa2 Ra5#", + "Themes": "attraction long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "3r2k1/5p2/2p4p/5Pp1/P3P3/1P4K1/3r2PP/R6R b - - 0 27", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 h6 4. Nc3 Nf6 5. d4 exd4 6. Nxd4 Bb4 7. Nxc6 Bxc3+ 8. bxc3 bxc6 9. Be3 d5 10. Bb3 Ba6 11. c4 dxc4 12. Qxd8+ Rxd8 13. Ba4 c3 14. Bxc6+ Nd7 15. Bxa7 O-O 16. Bd4 Nf6 17. Bxc3 Rd6 18. Bxf6 Rxf6 19. Bd5 Rd8 20. f3 c6 21. Bb3 Rfd6 22. Kf2 Rd2+ 23. Kg3 Bc8 24. a4 g5 25. f4 Be6 26. f5 Bxb3 27. cxb3 *", + "Moves": "d8d3 g3g4 d2g2 g4h5 d3h3", + "MovesSAN": "R8d3+ Kg4 Rxg2+ Kh5 Rh3#", + "Themes": "deflection endgame exposedKing long mate mateIn3 rookEndgame" + }, + { + "FEN": "r5k1/pp4pp/2p5/2Pp2qN/1P1Pr3/P4Q2/8/5RBK w - - 0 33", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. d4 Nf6 4. Nf3 c6 5. c4 Qd8 6. Nc3 Bg4 7. Be3 e6 8. Be2 Bb4 9. O-O Nbd7 10. Rc1 O-O 11. a3 Be7 12. c5 Nd5 13. Nxd5 exd5 14. b4 Nf6 15. h3 Bh5 16. Ne5 Bxe2 17. Qxe2 Ne4 18. f3 Ng3 19. Qf2 Nxf1 20. Rxf1 f6 21. Nd3 f5 22. Kh1 Bf6 23. Nf4 Re8 24. Nh5 Bg5 25. f4 Bh4 26. g3 Bf6 27. g4 fxg4 28. hxg4 Bh4 29. Qf3 Re4 30. g5 Qe7 31. Bg1 Bxg5 32. fxg5 Qxg5 *", + "Moves": "f3f7 g8h8 f7f8 a8f8 f1f8", + "MovesSAN": "Qf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "8/1r4pk/5p1p/p2R4/2R5/2PN2B1/P4PPP/6K1 b - - 1 29", + "PGN": "1. e4 e5 2. d4 Nc6 3. Nf3 exd4 4. Bc4 Bc5 5. c3 d3 6. O-O h6 7. Qxd3 d6 8. Re1 Be6 9. e5 Bxc4 10. Qxc4 Nge7 11. exd6 Bxd6 12. Qb3 Rb8 13. Nbd2 O-O 14. Ne4 Re8 15. Nxd6 Qxd6 16. Be3 b5 17. Rad1 Qg6 18. Nd4 Ne5 19. Bf4 Nc4 20. Bxc7 Rb7 21. Bg3 Nd5 22. Rxe8+ Kh7 23. Qc2 Qxc2 24. Nxc2 Nxb2 25. Rxd5 b4 26. Nxb4 Nc4 27. Re4 a5 28. Rxc4 f6 29. Nd3 *", + "Moves": "b7b1 d3c1 b1c1 d5d1 c1d1", + "MovesSAN": "Rb1+ Nc1 Rxc1+ Rd1 Rxd1#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "r7/2p2rkp/2n1Q1p1/P2Rp1N1/4P3/2P5/1q3PPP/R4NK1 b - - 8 29", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 Nge7 4. c3 d6 5. d4 a6 6. Ba4 Bd7 7. dxe5 dxe5 8. Bg5 f6 9. Be3 g6 10. O-O Bg7 11. Nbd2 O-O 12. b4 Be6 13. Ne1 b5 14. Bb3 Bxb3 15. Qxb3+ Kh8 16. a4 Qd7 17. Bc5 Rfd8 18. Nef3 a5 19. axb5 Nb8 20. Qf7 Re8 21. Rfd1 Qxb5 22. Bxe7 Nc6 23. Bxf6 Bxf6 24. Qxf6+ Kg8 25. bxa5 Rf8 26. Qe6+ Kg7 27. Nf1 Rf7 28. Rd5 Qb2 29. Ng5 *", + "Moves": "b2f2 g1h1 f2f1 a1f1 f7f1", + "MovesSAN": "Qxf2+ Kh1 Qxf1+ Rxf1 Rxf1#", + "Themes": "backRankMate deflection long mate mateIn3 middlegame" + }, + { + "FEN": "Q7/8/8/5k2/8/5pr1/5r2/R6K b - - 0 50", + "PGN": "1. d4 Nf6 2. Nf3 c5 3. g3 cxd4 4. Nxd4 Nc6 5. Nf3 e5 6. c3 d5 7. Bg2 Bc5 8. O-O O-O 9. Bg5 e4 10. Nd4 h6 11. Bxf6 Qxf6 12. Nb3 Bb6 13. Qxd5 e3 14. fxe3 Qe7 15. Nd4 Qxe3+ 16. Kh1 Nxd4 17. cxd4 Bxd4 18. Nc3 Bxc3 19. bxc3 Be6 20. Qxb7 Rab8 21. Qf3 Qc5 22. Rfd1 Rb2 23. a4 g6 24. Rd4 Rc2 25. Qc6 Qxc6 26. Bxc6 Rc8 27. Bf3 R8xc3 28. a5 g5 29. Kg1 Kg7 30. h4 Bc4 31. hxg5 hxg5 32. Re4 Bd5 33. Re7 Bxf3 34. exf3 Rxf3 35. Rxa7 Rxg3+ 36. Kh1 Rh3+ 37. Kg1 Rhh2 38. Re7 g4 39. Re4 f5 40. Rea4 Rcg2+ 41. Kf1 Rf2+ 42. Kg1 g3 43. a6 f4 44. a7 Rhg2+ 45. Kh1 f3 46. Rg4+ Kf7 47. Rf4+ Kg6 48. Rg4+ Kf5 49. Rxg3 Rxg3 50. a8=Q *", + "Moves": "g3h3 h1g1 f2g2 g1f1 h3h1", + "MovesSAN": "Rh3+ Kg1 Rg2+ Kf1 Rh1#", + "Themes": "endgame exposedKing long master mate mateIn3 queenRookEndgame" + }, + { + "FEN": "5rk1/p4pp1/3p4/5N2/1p2PPb1/1B6/P4Q1K/q7 w - - 0 40", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 h6 6. O-O O-O 7. Re1 d6 8. Nbd2 Bg4 9. h3 Bh5 10. Nf1 Na5 11. Bb5 c6 12. Ba4 b5 13. Bc2 b4 14. g4 Bg6 15. Be3 Nb7 16. Ng3 h5 17. g5 Nh7 18. d4 exd4 19. cxd4 Bb6 20. d5 Bxe3 21. Rxe3 Nxg5 22. dxc6 Na5 23. Nd4 Nc4 24. Re1 h4 25. Ngf5 Nxb2 26. Qg4 Nc4 27. Nxh4 Ne5 28. Qg3 Rc8 29. f4 Ngf3+ 30. Nhxf3 Nxc6 31. Nxc6 Rxc6 32. Bb3 Rc3 33. Qf2 Bh5 34. Nd4 Rxh3 35. Re3 Rh4 36. Nf5 Rg4+ 37. Rg3 Qf6 38. Rxg4 Qxa1+ 39. Kh2 Bxg4 *", + "Moves": "f5e7 g8h7 f2h4 g4h5 h4h5", + "MovesSAN": "Ne7+ Kh7 Qh4+ Bh5 Qxh5#", + "Themes": "anastasiaMate endgame fork long mate mateIn3" + }, + { + "FEN": "7k/2R2Qb1/5Np1/4p2p/P2nP3/6PP/1q3PBK/1r6 b - - 0 40", + "PGN": "1. c4 Nf6 2. Nf3 g6 3. b3 d6 4. Bb2 c6 5. d4 Bg7 6. g3 O-O 7. Bg2 c5 8. O-O cxd4 9. Nxd4 Nbd7 10. Qc2 Nc5 11. Rd1 e5 12. Nb5 Bf5 13. Qc1 Ne8 14. Nd2 a6 15. Nc3 Nc7 16. e4 Bg4 17. Nf3 h5 18. h3 Be6 19. Ng5 b5 20. Nxe6 N5xe6 21. Nd5 bxc4 22. Qxc4 Nb5 23. a4 Nbd4 24. Ba3 Rc8 25. Qd3 Nc5 26. Bxc5 Rxc5 27. Qxa6 Rc2 28. Rac1 Rb2 29. Rb1 Rxb3 30. Rxb3 Nxb3 31. Rb1 Nd4 32. Rb6 Qg5 33. Rxd6 Qc1+ 34. Qf1 Qc5 35. Rd7 Rb8 36. Rc7 Qa3 37. Qc4 Rb1+ 38. Kh2 Qb2 39. Nf6+ Kh8 40. Qxf7 *", + "Moves": "d4f3 g2f3 b2f2 f3g2 f2g1", + "MovesSAN": "Nf3+ Bxf3 Qxf2+ Bg2 Qg1#", + "Themes": "fork long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "1r3rk1/5Npp/p7/3Q4/8/4P3/1q3PPP/3R2K1 w - - 5 28", + "PGN": "1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Nc3 c5 5. cxd5 exd5 6. e3 Qa5 7. Bd2 cxd4 8. Nxd4 Bb4 9. Bb5+ Bd7 10. O-O Bxb5 11. Ndxb5 a6 12. Nd4 O-O 13. Nb3 Qc7 14. Nxd5 Nxd5 15. Rc1 Qd7 16. Bxb4 Nxb4 17. Qf3 N8c6 18. Rfd1 Qe6 19. Nc5 Qxa2 20. Nxb7 Qxb2 21. Rxc6 Nxc6 22. Qxc6 Rac8 23. Qd5 Rb8 24. Nd6 Rfd8 25. Qxf7+ Kh8 26. Qd5 Rf8 27. Nf7+ Kg8 *", + "Moves": "f7h6 g8h8 d5g8 f8g8 h6f7", + "MovesSAN": "Nh6+ Kh8 Qg8+ Rxg8 Nf7#", + "Themes": "doubleCheck endgame long mate mateIn3 sacrifice smotheredMate" + }, + { + "FEN": "r5r1/3k1p2/4p3/1p1p1n1p/1B3P2/1Q6/1PP2RPP/R6K b - - 0 24", + "PGN": "1. e4 e6 2. d4 Be7 3. Nc3 d6 4. f4 d5 5. e5 Nh6 6. Nf3 c5 7. Bb5+ Nc6 8. O-O cxd4 9. Nxd4 Bd7 10. Kh1 Nxd4 11. Qxd4 Bxb5 12. Nxb5 a6 13. Nd6+ Bxd6 14. exd6 Qxd6 15. Qxg7 Qf8 16. Qd4 Nf5 17. Qa4+ b5 18. Qb3 Qc5 19. a4 Kd7 20. axb5 axb5 21. Bd2 h5 22. Bc3 Rhg8 23. Bb4 Qf2 24. Rxf2 *", + "Moves": "a8a1 b4e1 a1e1 f2f1 e1f1", + "MovesSAN": "Rxa1+ Be1 Rxe1+ Rf1 Rxf1#", + "Themes": "hangingPiece long mate mateIn3 middlegame" + }, + { + "FEN": "r2n1rk1/1pp1q1p1/p2bpnQp/4p1N1/4N2P/P3P3/1P1P1PP1/R1B1K2R w KQ - 2 15", + "PGN": "1. e3 e5 2. c4 d5 3. cxd5 Qxd5 4. Nc3 Qd8 5. Bc4 Nf6 6. Nf3 Bd6 7. Qb3 O-O 8. Ng5 Qe7 9. h4 h6 10. Qc2 Nc6 11. a3 a6 12. Qg6 Be6 13. Bxe6 fxe6 14. Nce4 Nd8 *", + "Moves": "e4f6 f8f6 g6h7 g8f8 h7h8", + "MovesSAN": "Nxf6+ Rxf6 Qh7+ Kf8 Qh8#", + "Themes": "kingsideAttack long mate mateIn3 opening pin" + }, + { + "FEN": "r1b1q1k1/pp3ppp/2P5/8/3P2n1/1Q5P/PP3PPN/RNB3K1 b - - 0 16", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 d5 5. Bb3 Bc5 6. O-O O-O 7. Re1 Na5 8. c3 Nxb3 9. Qxb3 c6 10. exd5 Ng4 11. d4 exd4 12. cxd4 Bd6 13. h3 Re8 14. Rxe8+ Qxe8 15. dxc6 Bh2+ 16. Nxh2 *", + "Moves": "e8e1 h2f1 e1f2 g1h1 f2f1", + "MovesSAN": "Qe1+ Nf1 Qxf2+ Kh1 Qxf1#", + "Themes": "deflection fork long mate mateIn3 middlegame" + }, + { + "FEN": "B4rk1/p5pp/2pb4/2q5/4Q3/3P3P/PPP2PP1/R1B1R1K1 b - - 0 17", + "PGN": "1. e4 e5 2. Nf3 d5 3. exd5 Qxd5 4. Nc3 Qc5 5. Be2 Bg4 6. O-O f5 7. h3 Bxf3 8. Bxf3 Bd6 9. Bxb7 c6 10. Bxa8 Nd7 11. Re1 Ngf6 12. Qf3 e4 13. d3 Ne5 14. Qxf5 Nf3+ 15. Qxf3 O-O 16. Nxe4 Nxe4 17. Qxe4 *", + "Moves": "c5f2 g1h1 f2f1 e1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "7k/1R4p1/p7/2P1p2q/3bP3/5P2/PPQ4P/7K b - - 0 37", + "PGN": "1. e4 c6 2. Nf3 d5 3. Nc3 d4 4. Ne2 c5 5. c3 d3 6. Nf4 c4 7. Qa4+ Bd7 8. Qxc4 Nc6 9. Bxd3 e5 10. Nd5 Rc8 11. Qb3 Rb8 12. Bb5 a6 13. Bxc6 Bxc6 14. O-O Bd6 15. d3 Ne7 16. Nxe7 Qxe7 17. Be3 O-O 18. Rfd1 Kh8 19. c4 f5 20. Nd2 Qh4 21. f3 Rf6 22. Bf2 Qh5 23. exf5 Qxf5 24. Ne4 Rg6 25. Bg3 h5 26. Kh1 Bc7 27. Re1 Rd8 28. Qc2 Rd4 29. Rad1 h4 30. Bxh4 Qh5 31. Bg3 Bxe4 32. Rxe4 Rxe4 33. dxe4 Rxg3 34. Rd7 Bb6 35. Rxb7 Bd4 36. c5 Rxf3 37. gxf3 *", + "Moves": "h5f3 c2g2 f3d1 g2f1 d1f1", + "MovesSAN": "Qxf3+ Qg2 Qd1+ Qf1 Qxf1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "r4r2/2q3nk/2pp1p2/p1n2P2/2B1P1R1/2p2P2/PPP4P/2KR4 w - - 0 22", + "PGN": "1. e4 e5 2. Nf3 d6 3. d4 exd4 4. Nxd4 Nf6 5. Nc3 c6 6. Bg5 Be7 7. Qd2 O-O 8. O-O-O a5 9. f3 Na6 10. g4 Nc5 11. Nf5 Bxf5 12. gxf5 Qc7 13. Bd3 b5 14. Rhg1 b4 15. Bh6 Ne8 16. Bxg7 Nxg7 17. Qh6 Bg5+ 18. Rxg5 f6 19. Bc4+ Kh8 20. Rg4 bxc3 21. Qxh7+ Kxh7 *", + "Moves": "g4h4 g7h5 h4h5 h7g7 d1g1", + "MovesSAN": "Rh4+ Nh5 Rxh5+ Kg7 Rg1#", + "Themes": "exposedKing long mate mateIn3 middlegame" + }, + { + "FEN": "8/1b3p1p/7k/3qQ1p1/3P4/7P/1P3PP1/6K1 w - - 1 34", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 b5 5. Bb3 Bc5 6. a4 Bb7 7. axb5 axb5 8. Rxa8 Qxa8 9. Nc3 b4 10. Nd5 Qa5 11. O-O Nd4 12. Nxd4 Bxd4 13. c3 bxc3 14. dxc3 Ba7 15. Qg4 g6 16. Bg5 c6 17. Nf6+ Nxf6 18. Bxf6 Rg8 19. Rd1 d5 20. Bxe5 Qb6 21. Bd4 Qxb3 22. Bxa7 dxe4 23. Qd7+ Kf8 24. Bc5+ Kg7 25. Qd4+ Kh6 26. Qe3+ g5 27. Rd6+ Rg6 28. Rxg6+ Kxg6 29. Qxe4+ Kg7 30. Bd4+ Kh6 31. h3 c5 32. Qe5 cxd4 33. cxd4 Qd5 *", + "Moves": "e5f6 h6h5 g2g4 h5h4 f6h6", + "MovesSAN": "Qf6+ Kh5 g4+ Kh4 Qh6#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "8/5Q1p/7k/1p4p1/8/4q2P/6PK/8 w - - 3 41", + "PGN": "1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. d4 e6 5. Nf3 Nc6 6. Bc4 d6 7. O-O Be7 8. Bxd5 exd5 9. exd6 Bxd6 10. Re1+ Be6 11. dxc5 Bxc5 12. Bg5 Qb6 13. Qc2 O-O 14. b4 Bd6 15. Nbd2 Rac8 16. a3 a5 17. Rad1 axb4 18. axb4 Nxb4 19. Qb3 Bc5 20. cxb4 Bxf2+ 21. Kh1 Bxe1 22. Rxe1 Qf2 23. Be7 Rfe8 24. Bc5 d4 25. Qd3 Bg4 26. Rxe8+ Rxe8 27. Bxd4 Re1+ 28. Nxe1 Qxe1+ 29. Bg1 g6 30. Qd8+ Kg7 31. Qd4+ f6 32. Qxg4 Qxd2 33. Qe6 Qxb4 34. h3 b5 35. Qd7+ Kh6 36. Be3+ g5 37. Qf7 Qe1+ 38. Kh2 Qxe3 39. Qxf6+ Kh5 40. Qf7+ Kh6 *", + "Moves": "f7f6 h6h5 g2g4 h5h4 f6h6", + "MovesSAN": "Qf6+ Kh5 g4+ Kh4 Qh6#", + "Themes": "endgame long mate mateIn3 queenEndgame" + }, + { + "FEN": "r1b1r1k1/5ppp/p1q5/8/4n3/1QP5/P5PP/R1B2R1K w - - 0 18", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. c3 Nf6 4. Qc2 e5 5. Bb5 a6 6. Bxc6 bxc6 7. d4 cxd4 8. cxd4 exd4 9. Nxd4 Bb4+ 10. Nc3 O-O 11. O-O Re8 12. f3 d5 13. Nxc6 Qb6+ 14. Kh1 Qxc6 15. Qb3 Bxc3 16. bxc3 dxe4 17. fxe4 Nxe4 *", + "Moves": "b3f7 g8h8 f7f8 e8f8 f1f8", + "MovesSAN": "Qxf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "7r/6pk/r5bp/pQqN1p2/P1P5/5PP1/5nBP/R4RK1 b - - 3 32", + "PGN": "1. g3 e5 2. e4 d5 3. Bg2 dxe4 4. Bxe4 Qd4 5. d3 Bc5 6. Qe2 Nf6 7. Bg2 Bg4 8. f3 Be6 9. c3 Qd6 10. b4 Bb6 11. a4 a5 12. b5 c6 13. bxc6 Nxc6 14. Be3 Bc7 15. Nh3 Nd5 16. Bc1 Qd7 17. Ng5 Bf5 18. Ne4 Bg6 19. O-O f5 20. Nc5 Qc8 21. c4 Ndb4 22. Ba3 Bb6 23. Bxb4 Nxb4 24. Qxe5+ Kf8 25. Qd6+ Kg8 26. Qxb6 Ra6 27. Qxb7 Qxc5+ 28. Kh1 h6 29. Nc3 Kh7 30. Nd5 Nxd3 31. Qb5 Nf2+ 32. Kg1 *", + "Moves": "f2h3 g1h1 c5g1 f1g1 h3f2", + "MovesSAN": "Nh3+ Kh1 Qg1+ Rxg1 Nf2#", + "Themes": "doubleCheck kingsideAttack long mate mateIn3 middlegame sacrifice smotheredMate" + }, + { + "FEN": "r1br2k1/pp3ppp/1q1N4/3Q4/2B2n2/8/PPP3PP/R2K1R2 w - - 0 18", + "PGN": "1. e4 c5 2. Nf3 Nf6 3. e5 Nd5 4. Nc3 e6 5. Nxd5 exd5 6. d4 Nc6 7. dxc5 Bxc5 8. Qxd5 Qb6 9. Bc4 Bxf2+ 10. Ke2 O-O 11. Rf1 Bc5 12. Ng5 Nd4+ 13. Kd1 Ne6 14. Ne4 d6 15. exd6 Bxd6 16. Nxd6 Rd8 17. Bf4 Nxf4 *", + "Moves": "d5f7 g8h8 f7g8 d8g8 d6f7", + "MovesSAN": "Qxf7+ Kh8 Qg8+ Rxg8 Nf7#", + "Themes": "fork long mate mateIn3 middlegame sacrifice smotheredMate" + }, + { + "FEN": "3r1rk1/1p1q2p1/p6p/2p5/6R1/Q1P1N3/PP4PP/R6K b - - 0 26", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Be3 Qf6 6. c3 Bb6 7. Be2 d6 8. O-O Nge7 9. Kh1 O-O 10. f4 h6 11. Na3 a6 12. Nc4 Ba7 13. e5 dxe5 14. fxe5 Qh4 15. Rf4 Qg5 16. Nxc6 Bxe3 17. Nxe7+ Qxe7 18. Nxe3 Qxe5 19. Qd4 Qe7 20. Re4 Be6 21. Bg4 Rad8 22. Qb4 c5 23. Qa3 f5 24. Nxf5 Qd7 25. Ne3 Bxg4 26. Rxg4 *", + "Moves": "d7d1 a1d1 d8d1 e3d1 f8f1", + "MovesSAN": "Qd1+ Rxd1 Rxd1+ Nxd1 Rf1#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r1bq2k1/1p3r2/1nn1pb1Q/p2p2N1/3P4/8/PPB2PPP/RN3RK1 w - - 0 17", + "PGN": "1. e4 c5 2. Nf3 Nf6 3. e5 Nd5 4. d4 e6 5. c3 Nc6 6. Bc4 Nb6 7. Bb3 Be7 8. O-O O-O 9. Be3 d5 10. Qd2 cxd4 11. cxd4 a5 12. Bc2 h6 13. Bxh6 gxh6 14. Qxh6 f5 15. exf6 Rf7 16. Ng5 Bxf6 *", + "Moves": "c2h7 f7h7 h6h7 g8f8 h7f7", + "MovesSAN": "Bh7+ Rxh7 Qxh7+ Kf8 Qf7#", + "Themes": "exposedKing kingsideAttack long mate mateIn3 opening" + }, + { + "FEN": "r4r2/ppp2p1k/2np2pp/5b1R/3B1P2/PNP3P1/2P3P1/2KR4 w - - 0 21", + "PGN": "1. e4 e5 2. Bc4 Bc5 3. Nf3 d6 4. d3 h6 5. Nc3 Nf6 6. d4 exd4 7. Nxd4 O-O 8. Be3 Bb4 9. a3 Bxc3+ 10. bxc3 Nxe4 11. Qf3 Nf6 12. Qg3 Kh8 13. Bd3 Nh7 14. Nb3 Qf6 15. Bd4 Qg5 16. Bxh7 Qxg3 17. hxg3 Kxh7 18. O-O-O Nc6 19. f4 Bf5 20. Rh5 g6 *", + "Moves": "h5h6 h7h6 d1h1 f5h3 h1h3", + "MovesSAN": "Rxh6+ Kxh6 Rh1+ Bh3 Rxh3#", + "Themes": "attraction long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r1b4k/ppp2rpp/8/1q2npQN/3n4/2P3K1/PP3PP1/8 w - - 0 23", + "PGN": "1. e4 d5 2. c3 dxe4 3. Bc4 Nf6 4. Qb3 e6 5. Nh3 Bd6 6. O-O O-O 7. d3 exd3 8. Bxd3 Bxh2+ 9. Kxh2 Qxd3 10. Be3 Qxf1 11. Nd2 Qxa1 12. Qc2 Qe1 13. Nf3 Qf1 14. Bd4 Ng4+ 15. Kg3 f5 16. Qd2 Qb5 17. Qg5 e5 18. Nxe5 Nxe5 19. Nf4 Nbc6 20. Nh5 Rf7 21. Nf6+ Kh8 22. Nh5 Nxd4 *", + "Moves": "g5d8 b5e8 d8e8 f7f8 e8f8", + "MovesSAN": "Qd8+ Qe8 Qxe8+ Rf8 Qxf8#", + "Themes": "fork long mate mateIn3 middlegame" + }, + { + "FEN": "5rk1/3Q1pbp/3p4/2p2PB1/7N/2N5/1Pb3PP/q4RK1 b - - 0 24", + "PGN": "1. e4 c5 2. Nc3 Nc6 3. f4 d6 4. Nf3 Bg4 5. Bc4 a6 6. a4 g6 7. O-O Bg7 8. d3 Nd4 9. Ne2 b5 10. axb5 axb5 11. Rxa8 Qxa8 12. Nexd4 bxc4 13. Ne2 cxd3 14. Qxd3 Nf6 15. e5 Bf5 16. Qb5+ Bd7 17. Qd3 Bf5 18. Qb5+ Nd7 19. exd6 exd6 20. Nc3 O-O 21. Nh4 Bxc2 22. Qxd7 Qa1 23. f5 g5 24. Bxg5 *", + "Moves": "g7d4 g5e3 d4e3 g1h1 a1f1", + "MovesSAN": "Bd4+ Be3 Bxe3+ Kh1 Qxf1#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "5rk1/2p2q2/4R1p1/Q6p/8/8/PPP2PPP/4R1K1 b - - 0 29", + "PGN": "1. e4 b6 2. d4 Bb7 3. Nc3 g6 4. Nf3 Bg7 5. Be3 d6 6. Bd3 Nd7 7. Qd2 Ngf6 8. O-O O-O 9. Bh6 Re8 10. e5 dxe5 11. dxe5 Nd5 12. Bxg7 Kxg7 13. Be4 Nxc3 14. Bxb7 Rb8 15. Bc6 Nxe5 16. Qxc3 f6 17. Bxe8 Qxe8 18. Nxe5 fxe5 19. Qxe5+ Kg8 20. Rfe1 Kf8 21. Rad1 Qf7 22. Re2 Re8 23. Rde1 e6 24. Qc3 Kg8 25. Qa3 a5 26. Qb3 b5 27. Qxb5 h5 28. Qxa5 Rf8 29. Rxe6 *", + "Moves": "f7f2 g1h1 f2f1 e1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "5r1k/pp1R3p/2p1Q2p/4qr2/NP2p3/2P3R1/P6P/2K2b2 w - - 0 23", + "PGN": "1. e4 c6 2. d4 d5 3. f3 e5 4. dxe5 Bc5 5. Nc3 Qb6 6. Na4 Qa5+ 7. c3 Bxg1 8. Rxg1 dxe4 9. f4 Nd7 10. b4 Qc7 11. Be3 Nh6 12. g4 O-O 13. Bh3 f6 14. g5 fxg5 15. Rxg5 Nxe5 16. fxe5 Bxh3 17. Qb3+ Kh8 18. O-O-O Rf5 19. Rg3 Bf1 20. Bxh6 gxh6 21. Qe6 Raf8 22. Rd7 Qxe5 *", + "Moves": "d7h7 h8h7 e6g6 h7h8 g6h6", + "MovesSAN": "Rxh7+ Kxh7 Qg6+ Kh8 Qxh6#", + "Themes": "attraction deflection kingsideAttack long master mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "8/8/3p4/2bR4/6p1/2P4P/5k1K/8 b - - 0 51", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Nd5 Be7 10. Bxf6 Bxf6 11. c3 O-O 12. Nc2 Rb8 13. Be2 Kh8 14. O-O Bg5 15. Nce3 Ne7 16. a4 bxa4 17. Rxa4 Rxb2 18. Bxa6 Bd7 19. Rb4 Ra2 20. Bc4 Bxe3 21. Bxa2 Bc5 22. Rb2 Bc6 23. Nxe7 Qxe7 24. Bd5 Bd7 25. Rb7 Qd8 26. Qb3 f5 27. exf5 Bxf5 28. Rf7 Rxf7 29. Bxf7 h6 30. Be6 Be4 31. Bd5 Bd3 32. Ra1 Qf6 33. Qb8+ Kh7 34. Bg8+ Kg6 35. Qe8+ Kg5 36. Qf7 Bxf2+ 37. Kh1 Bc5 38. Ra4 Qxf7 39. Bxf7 e4 40. h4+ Kxh4 41. Bd5 Kg3 42. Bxe4 Bxe4 43. Rxe4 g5 44. Re2 h5 45. Rd2 g4 46. Rd3+ Kf2 47. Rd5 h4 48. Rh5 Kg3 49. Rd5 Kf2 50. Kh2 h3 51. gxh3 *", + "Moves": "g4g3 h2h1 g3g2 h1h2 g2g1q", + "MovesSAN": "g3+ Kh1 g2+ Kh2 g1=Q#", + "Themes": "advancedPawn endgame long mate mateIn3 promotion" + }, + { + "FEN": "r1bqr1k1/ppp2p1p/6pB/8/4N3/1P6/P3QPPP/b3R1K1 w - - 0 17", + "PGN": "1. c3 d6 2. d4 Nf6 3. Nd2 g6 4. e4 Bg7 5. Ngf3 O-O 6. Be2 Nc6 7. O-O e5 8. b3 exd4 9. cxd4 d5 10. e5 Ne4 11. Nxe4 dxe4 12. Ng5 Nxd4 13. Nxe4 Bxe5 14. Bh6 Re8 15. Re1 Nxe2+ 16. Qxe2 Bxa1 *", + "Moves": "e4f6 a1f6 e2e8 d8e8 e1e8", + "MovesSAN": "Nf6+ Bxf6 Qxe8+ Qxe8 Rxe8#", + "Themes": "discoveredAttack kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "2k4r/bpp5/p3pp2/2P1q1p1/1r6/8/3Q1PPP/2RR2K1 w - - 2 31", + "PGN": "1. e4 Nc6 2. Nf3 d5 3. exd5 Qxd5 4. Nc3 Qe6+ 5. Be2 Nf6 6. O-O Bd7 7. Re1 O-O-O 8. d4 a6 9. Bg5 Nd5 10. Nxd5 Qxd5 11. Bd3 h6 12. Bf4 Bf5 13. Bxf5+ Qxf5 14. Ne5 Nxe5 15. Bxe5 f6 16. Bg3 e6 17. c3 Bc5 18. Qb3 Bb6 19. Rac1 Rd5 20. Qc4 g5 21. a4 h5 22. a5 Bxa5 23. b4 Bb6 24. Qb3 h4 25. c4 hxg3 26. Qxg3 Rxd4 27. c5 Rg4 28. Qe3 Ba7 29. Red1 Rxb4 30. Qd2 Qe5 *", + "Moves": "d2d7 c8b8 d7d8 h8d8 d1d8", + "MovesSAN": "Qd7+ Kb8 Qd8+ Rxd8 Rxd8#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "2r3rk/5R1p/p3pPp1/3bP3/3pq3/6R1/3Q2P1/6K1 w - - 5 41", + "PGN": "1. e4 c6 2. Bc4 e6 3. Nc3 a6 4. a4 Ne7 5. Nf3 Ng6 6. d4 d5 7. exd5 cxd5 8. Bd3 Be7 9. O-O O-O 10. Ne5 Nc6 11. Be3 Nb4 12. Ne2 Nxe5 13. dxe5 Nxd3 14. Qxd3 Bd7 15. f4 Rc8 16. Ng3 Qc7 17. c3 Bc5 18. Bd4 Be7 19. f5 Bh4 20. f6 Bxg3 21. Qxg3 g6 22. h4 Kh8 23. h5 Rg8 24. h6 Qc4 25. Ra3 Bxa4 26. b3 Bxb3 27. Rb1 Ba2 28. Rxb7 Qe2 29. c4 Bxc4 30. Rc3 Qd1+ 31. Kh2 Qxd4 32. Qf3 Qh4+ 33. Kg1 Qxh6 34. Qd1 Qf4 35. Qe1 d4 36. Rf3 Qg4 37. Re7 Bb5 38. Rxf7 Bc6 39. Rg3 Qe4 40. Qd2 Bd5 *", + "Moves": "f7h7 h8h7 g3h3 e4h4 h3h4", + "MovesSAN": "Rxh7+ Kxh7 Rh3+ Qh4 Rxh4#", + "Themes": "attraction long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "8/1p4kp/6p1/3QP3/6K1/1p2q3/6PP/7R b - - 1 32", + "PGN": "1. e4 e5 2. Nc3 Nf6 3. f4 d5 4. fxe5 Nxe4 5. Qf3 f5 6. d4 c5 7. dxc5 Bxc5 8. Be3 Qa5 9. Bxc5 Qxc5 10. Nge2 Nc6 11. O-O-O Be6 12. Nxe4 fxe4 13. Qh5+ g6 14. Qg5 Nb4 15. Nc3 O-O 16. a3 a5 17. Be2 d4 18. axb4 axb4 19. Nxe4 Ra1+ 20. Kd2 Qa5 21. Nf6+ Rxf6 22. Qxf6 b3+ 23. c3 dxc3+ 24. bxc3 Ra2+ 25. Ke3 Qxc3+ 26. Rd3 Qc5+ 27. Kf3 Bd5+ 28. Kg3 Rxe2 29. Qd8+ Kg7 30. Qxd5 Re3+ 31. Rxe3 Qxe3+ 32. Kg4 *", + "Moves": "h7h5 g4h4 e3f4 g2g4 f4g4", + "MovesSAN": "h5+ Kh4 Qf4+ g4 Qxg4#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "7k/p1Q1bPpp/1r6/2pr2Bb/4q3/8/PP4PP/R6K w - - 0 26", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 Nd4 4. Nxd4 exd4 5. d3 c6 6. Bc4 Nf6 7. O-O Be7 8. c3 dxc3 9. Nxc3 d6 10. f4 O-O 11. e5 dxe5 12. fxe5 Ng4 13. d4 c5 14. e6 Qxd4+ 15. Kh1 Nf2+ 16. Rxf2 Qxf2 17. exf7+ Kh8 18. Ne4 Qh4 19. Bd5 Rd8 20. Be3 Bg4 21. Qb3 Bh5 22. Qxb7 Rab8 23. Qc6 Rb6 24. Qc7 Rxd5 25. Bg5 Qxe4 *", + "Moves": "c7c8 d5d8 c8d8 e7d8 f7f8q", + "MovesSAN": "Qc8+ Rd8 Qxd8+ Bxd8 f8=Q#", + "Themes": "advancedPawn long mate mateIn3 middlegame promotion" + }, + { + "FEN": "r3k2r/ppp2ppp/2n1p3/3q4/Qb1P2N1/4P1B1/PP3PPP/RN3K1R b kq - 0 13", + "PGN": "1. Nf3 d5 2. d4 Nf6 3. Bf4 Bg4 4. e3 Nc6 5. c4 e6 6. cxd5 Nxd5 7. Bg3 Bd6 8. Bb5 Bb4+ 9. Kf1 Qd7 10. Qa4 Nde7 11. Ne5 Qd5 12. Bxc6+ Nxc6 13. Nxg4 *", + "Moves": "d5c4 f1g1 c4c1 a4d1 c1d1", + "MovesSAN": "Qc4+ Kg1 Qc1+ Qd1 Qxd1#", + "Themes": "backRankMate long mate mateIn3 middlegame" + }, + { + "FEN": "r3q1k1/1Q5R/8/4b1N1/p5p1/1P6/4p1PP/4K2R b K - 2 32", + "PGN": "1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. exd6 cxd6 6. Nc3 g6 7. Be3 Bg7 8. Rc1 O-O 9. b3 Nc6 10. d5 Ne5 11. Be2 e6 12. f4 Ned7 13. dxe6 fxe6 14. Qxd6 Qe8 15. Nf3 e5 16. c5 exf4 17. Bf2 Rf6 18. Qd2 g5 19. cxb6 g4 20. Ng5 f3 21. Nd5 fxe2 22. Nxf6+ Bxf6 23. Qd5+ Kh8 24. Ne4 Bg7 25. Bd4 Ne5 26. Rc7 Bd7 27. Bxe5 Bxe5 28. Rxd7 axb6 29. a4 b5 30. Qxb7 bxa4 31. Rxh7+ Kg8 32. Ng5 *", + "Moves": "e5c3 e1f2 e2e1q h1e1 e8e1", + "MovesSAN": "Bc3+ Kf2 e1=Q+ Rxe1 Qxe1#", + "Themes": "advancedPawn exposedKing long mate mateIn3 middlegame promotion" + }, + { + "FEN": "3r4/1b4k1/pP2p2p/7B/2P4P/Pr4b1/2RNR1P1/5K2 b - - 3 31", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. e3 c5 5. b3 Nc6 6. Bb2 Bd6 7. Nbd2 O-O 8. a3 a6 9. Rc1 b6 10. Bd3 Bb7 11. h4 h5 12. Ng5 Ng4 13. Bh7+ Kh8 14. Nxf7+ Rxf7 15. Bg6 Rxf2 16. Bxh5 Bg3 17. Qxg4 Rf3+ 18. Kd1 Rxe3 19. dxc5 d4 20. Bf7 Qf6 21. Qh5+ Qh6 22. Qxh6+ gxh6 23. cxb6 Kg7 24. Bh5 Ne5 25. Bxd4 Rd3 26. Bxe5+ Bxe5 27. Re1 Bf4 28. Re2 Rad8 29. Rc2 Rxb3 30. Ke1 Bg3+ 31. Kf1 *", + "Moves": "b3b1 d2b1 d8d1 e2e1 d1e1", + "MovesSAN": "Rb1+ Nxb1 Rd1+ Re1 Rxe1#", + "Themes": "fork long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r6r/2qk1p2/pp1b1np1/2p3N1/2P1B3/2B5/PPQ2PPP/R4RK1 b - - 0 20", + "PGN": "1. e4 d6 2. d4 e6 3. Nf3 Be7 4. c4 a6 5. Nc3 Bd7 6. Bd3 c6 7. Bd2 c5 8. Qb3 Qc7 9. e5 Nc6 10. d5 Na5 11. Qc2 dxe5 12. Ne4 Bd6 13. Bxa5 b6 14. Bc3 Nf6 15. Neg5 g6 16. O-O h6 17. dxe6 hxg5 18. exd7+ Kxd7 19. Nxg5 e4 20. Bxe4 *", + "Moves": "d6h2 g1h1 h2g1 h1g1 c7h2", + "MovesSAN": "Bxh2+ Kh1 Bg1+ Kxg1 Qh2#", + "Themes": "attraction discoveredAttack kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "8/3Q3p/4P1kp/1p2q3/8/6PP/3r1PK1/8 w - - 4 41", + "PGN": "1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 Nc6 5. a3 Bd6 6. e3 O-O 7. Bd3 dxc4 8. Bxc4 a6 9. O-O Na5 10. Bd3 c5 11. b4 cxb4 12. axb4 Bxb4 13. Ne2 Bd6 14. e4 Ng4 15. h3 Nh6 16. Bxh6 gxh6 17. Qc2 f5 18. e5 Be7 19. Nf4 Kh8 20. d5 Rg8 21. dxe6 Qf8 22. Rxa5 Qg7 23. Bxf5 Bg5 24. Ne2 Bd2 25. g3 Bxa5 26. Nf4 Bc7 27. Re1 b5 28. Nd5 Ba5 29. Re2 Bb7 30. Qd3 Rad8 31. Be4 Bxd5 32. Bxd5 Rge8 33. Qa3 Rxd5 34. Qxa5 Rd1+ 35. Kg2 Red8 36. Rd2 R8xd2 37. Nxd2 Qxe5 38. Qxa6 Rxd2 39. Qc8+ Kg7 40. Qd7+ Kg6 *", + "Moves": "d7f7 g6g5 h3h4 g5g4 f7f3", + "MovesSAN": "Qf7+ Kg5 h4+ Kg4 Qf3#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "5r1k/4Nq1p/3p2p1/2p1p3/4P1Q1/2PP4/P4RPP/R5K1 b - - 0 25", + "PGN": "1. e4 c5 2. Bc4 d6 3. d3 Nc6 4. Nf3 e5 5. Ng5 Be6 6. Nxe6 fxe6 7. Bxe6 Nf6 8. Bg5 Be7 9. Bxf6 Bxf6 10. Qh5+ g6 11. Qh3 Nd4 12. Na3 Qe7 13. Bd5 Rf8 14. c3 Nc6 15. O-O Qg7 16. Bxc6+ bxc6 17. Nc4 Be7 18. Na5 Rb8 19. Nxc6 Rxb2 20. Qc8+ Kf7 21. Qg4 Kg8 22. Nxa7 Qf7 23. Nc6 Rxf2 24. Nxe7+ Kh8 25. Rxf2 *", + "Moves": "f7f2 g1h1 f2f1 a1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "6k1/7p/p1n4r/1pp1b3/4Q3/P1PP1Pp1/1P6/3RRKNq b - - 0 35", + "PGN": "1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. d3 Nc6 5. Nbd2 e5 6. Be2 Be7 7. O-O O-O 8. h3 a6 9. Nh2 b5 10. a3 Be6 11. Ng4 d5 12. exd5 Nxd5 13. Nf3 Qc7 14. Nfh2 f5 15. Ne3 Nf4 16. Nc2 Bf6 17. Bxf4 exf4 18. Ne1 Rad8 19. Qc2 g5 20. Rd1 Rf7 21. Bh5 Rg7 22. Kh1 g4 23. hxg4 fxg4 24. Qe2 Qc8 25. f3 g3 26. Ng4 Bxg4 27. Bxg4 Rxg4 28. fxg4 Be5 29. Nf3 Qxg4 30. Qe4 Qh5+ 31. Kg1 Rd6 32. Rfe1 Rh6 33. Kf1 Qh1+ 34. Ng1 f3 35. gxf3 *", + "Moves": "h1g2 f1g2 h6h2 g2f1 h2f2", + "MovesSAN": "Qg2+ Kxg2 Rh2+ Kf1 Rf2#", + "Themes": "attraction exposedKing long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "8/kppb4/pbp5/8/3P1Q2/2Nq4/PP1R1PKB/8 b - - 5 37", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. O-O Nf6 5. Re1 Ng4 6. Re2 Qf6 7. h3 h5 8. c3 a6 9. Bxc6 dxc6 10. d4 exd4 11. cxd4 Bb6 12. Bg5 Qg6 13. Qd2 Bd7 14. Nc3 f6 15. Bf4 O-O-O 16. Nh4 Qh7 17. Bg3 g5 18. Nf3 Nh6 19. Rae1 g4 20. Nh4 gxh3 21. gxh3 Bxh3 22. Kh2 Bd7 23. Rg1 Ng4+ 24. Kh1 Qe7 25. Ng6 Qe6 26. Nxh8 Rxh8 27. Kg2 h4 28. Bh2 Rg8 29. Kh1 Kb8 30. Qf4 f5 31. exf5 Qc4 32. Rxg4 Rxg4 33. Qxg4 Ka7 34. Qxh4 Bxf5 35. Qf4 Bd7 36. Kg2 Qd3 37. Rd2 *", + "Moves": "d7h3 g2h1 d3f1 h2g1 f1g2", + "MovesSAN": "Bh3+ Kh1 Qf1+ Bg1 Qg2#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "7k/3b1rpp/1K1p4/8/3r4/8/P5PP/2R1R3 w - - 1 31", + "PGN": "1. e4 f5 2. exf5 Nf6 3. d4 e6 4. fxe6 Bd6 5. exd7+ Bxd7 6. Bg5 O-O 7. Bc4+ Kh8 8. Nc3 Nc6 9. Nd5 Qe8+ 10. Qe2 Nxd4 11. Qxe8 Raxe8+ 12. Kd2 Nxd5 13. Bxd5 Rxf2+ 14. Kd3 Nxc2 15. Rc1 Bf5+ 16. Kc3 Be5+ 17. Kb3 Nd4+ 18. Ka3 Bd6+ 19. Ka4 Bd7+ 20. Ka5 b6+ 21. Ka6 Bb5+ 22. Kxa7 Rxb2 23. Nf3 Rb4 24. Nxd4 Ra4+ 25. Kb7 Rxd4 26. Bf7 Re5 27. Bf4 Rf5 28. Bxd6 Rxf7 29. Rhe1 cxd6+ 30. Kxb6 Bd7 *", + "Moves": "c1c8 d7c8 e1e8 f7f8 e8f8", + "MovesSAN": "Rc8+ Bxc8 Re8+ Rf8 Rxf8#", + "Themes": "backRankMate endgame fork long mate mateIn3 sacrifice" + }, + { + "FEN": "r6k/Q5pp/1n3p2/1P2p3/3q4/P4PP1/6PK/2R5 w - - 1 36", + "PGN": "1. e4 c6 2. Bc4 d5 3. exd5 cxd5 4. Bb3 e5 5. d3 Nf6 6. Ne2 Be7 7. O-O O-O 8. Nbc3 Nc6 9. a3 Bf5 10. Ng3 Bg4 11. f3 Bc5+ 12. Kh1 Be6 13. Na4 Bd6 14. Ba2 Rc8 15. b4 Nd4 16. Rf2 Qc7 17. c4 dxc4 18. dxc4 Bxc4 19. Bg5 Nd5 20. Rc1 b5 21. Nb2 Qb6 22. Nxc4 bxc4 23. Ne4 f6 24. Nxd6 Qxd6 25. Bh4 Ne3 26. Qa4 Nef5 27. Bg3 Nxg3+ 28. hxg3 Nf5 29. Rxc4 Rxc4 30. Bxc4+ Kh8 31. Kh2 Qd4 32. Rc2 Ne3 33. Rc1 Nxc4 34. b5 Nb6 35. Qxa7 Ra8 *", + "Moves": "a7a8 b6a8 c1c8 d4d8 c8d8", + "MovesSAN": "Qxa8+ Nxa8 Rc8+ Qd8 Rxd8#", + "Themes": "backRankMate endgame fork long mate mateIn3 sacrifice" + }, + { + "FEN": "2r3k1/5ppp/p3p3/1p6/5Q2/1P6/1Pq3PP/K4R2 w - - 1 27", + "PGN": "1. d4 e6 2. Bf4 c5 3. c3 cxd4 4. cxd4 Qb6 5. Qc2 Bb4+ 6. Nd2 Bxd2+ 7. Bxd2 Nc6 8. Nf3 Nf6 9. Be3 d5 10. Ne5 Nxe5 11. dxe5 d4 12. Bxd4 Qxd4 13. exf6 Qxf6 14. O-O-O O-O 15. Kb1 Qxf2 16. e4 Qf6 17. Bb5 a6 18. Ba4 b5 19. Bb3 Bb7 20. Rhf1 Qg6 21. Qc7 Bxe4+ 22. Ka1 Rac8 23. Qf4 Bc2 24. Rc1 Bxb3 25. Rxc8 Rxc8 26. axb3 Qc2 *", + "Moves": "f4f7 g8h8 f7f8 c8f8 f1f8", + "MovesSAN": "Qxf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "5rk1/b4ppp/1q1p4/3Qp3/4P3/1B6/Pr3PPP/2R2RK1 w - - 9 26", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 d6 6. N1c3 a6 7. Na3 b5 8. Nd5 Nf6 9. Bg5 Be7 10. Bxf6 Bxf6 11. c3 Bg5 12. Be2 O-O 13. O-O Ne7 14. c4 bxc4 15. Nxc4 Bb7 16. Ncb6 Rb8 17. Bc4 Bc6 18. Nxe7+ Bxe7 19. Nd5 Bxd5 20. Qxd5 Rxb2 21. Bxa6 Qb6 22. Bc4 Bd8 23. Rad1 Bc7 24. Bb3 Bb8 25. Rc1 Ba7 *", + "Moves": "d5f7 f8f7 c1c8 b6d8 c8d8", + "MovesSAN": "Qxf7+ Rxf7 Rc8+ Qd8 Rxd8#", + "Themes": "kingsideAttack long mate mateIn3 middlegame pin sacrifice" + }, + { + "FEN": "8/5R2/4Npk1/2Pp3p/2r2PP1/3n3P/1p4K1/8 w - - 4 45", + "PGN": "1. e4 e6 2. d4 d5 3. exd5 exd5 4. Be3 Bd6 5. Nf3 c6 6. b3 Nf6 7. c4 Qa5+ 8. Bd2 Bb4 9. Bxb4 Qxb4+ 10. Nbd2 O-O 11. Be2 Bg4 12. O-O Nbd7 13. h3 Bh5 14. c5 Bxf3 15. Bxf3 Rae8 16. Nb1 Ne4 17. a3 Qa5 18. b4 Qc7 19. Qc2 Ndf6 20. Nc3 b5 21. Rfe1 Qf4 22. Ne2 Qd2 23. Bxe4 Nxe4 24. Qxd2 Nxd2 25. Nf4 Nc4 26. Nd3 f6 27. Ra2 Rxe1+ 28. Nxe1 Re8 29. Nd3 Re4 30. g3 Rxd4 31. Nf4 Re4 32. a4 a6 33. axb5 axb5 34. Ra6 Ne5 35. Kg2 Rxb4 36. Ne6 Rc4 37. f4 Nd3 38. Rxc6 b4 39. Rc7 b3 40. Rxg7+ Kh8 41. Rf7 h5 42. g4 b2 43. Rf8+ Kh7 44. Rf7+ Kg6 *", + "Moves": "f7g7 g6h6 g4g5 f6g5 f4g5", + "MovesSAN": "Rg7+ Kh6 g5+ fxg5 fxg5#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "r6k/pQ2R1p1/2p4p/5r2/3P3q/8/PP4PP/4R1K1 b - - 0 25", + "PGN": "1. e4 e6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Nxf6+ Qxf6 6. Nf3 c5 7. Bd3 Qd8 8. O-O Be7 9. c3 h6 10. Ne5 Nc6 11. f4 cxd4 12. cxd4 O-O 13. Nxc6 bxc6 14. Be3 f5 15. Rc1 Bb7 16. Bc4 Qd7 17. Qb3 Rf6 18. Bf2 Rg6 19. Rfe1 Kh8 20. Bxe6 Qc7 21. Bxf5 Rf6 22. Bh4 Rxf5 23. Rxe7 Qxf4 24. Rce1 Qxh4 25. Qxb7 *", + "Moves": "h4f2 g1h1 f2f1 e1f1 f5f1", + "MovesSAN": "Qf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "r4qk1/p1pQ2p1/1p2p2p/4bb1P/2P5/4P3/PP2BP2/2KR2R1 b - - 2 19", + "PGN": "1. c4 f5 2. Nc3 Nf6 3. e3 e6 4. Nf3 Be7 5. d4 O-O 6. Be2 b6 7. h4 Bb7 8. h5 h6 9. Ne5 Nc6 10. g4 Nxe5 11. dxe5 Ne4 12. gxf5 Rxf5 13. Nxe4 Bxe4 14. Rg1 Qf8 15. Bd2 Rxe5 16. Bc3 Bf6 17. Bxe5 Bxe5 18. Qxd7 Bf5 19. O-O-O *", + "Moves": "e5b2 c1b2 f8b4 b2a1 b4c3", + "MovesSAN": "Bxb2+ Kxb2 Qb4+ Ka1 Qc3#", + "Themes": "attraction long mate mateIn3 middlegame queensideAttack sacrifice" + }, + { + "FEN": "2k3r1/p1p2p2/PpQp4/3PpP2/3r4/2K5/1PP2RP1/R6q b - - 3 32", + "PGN": "1. e4 e5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Nxd7 5. O-O Nb6 6. d3 Nf6 7. Nc3 Be7 8. Bg5 h6 9. Bh4 g5 10. Bg3 Qd7 11. a4 Nh5 12. a5 Nc8 13. Qd2 Nxg3 14. hxg3 h5 15. Nxg5 Bxg5 16. Qxg5 Ne7 17. f4 O-O-O 18. a6 b6 19. f5 Rdg8 20. Qe3 h4 21. gxh4 Rxh4 22. d4 Nc6 23. d5 Nd4 24. Ne2 Nxe2+ 25. Qxe2 Qd8 26. Qc4 Qg5 27. Rf2 Qg3 28. Qc6 Qh2+ 29. Kf1 Qh1+ 30. Ke2 Rxe4+ 31. Kd3 Rd4+ 32. Kc3 *", + "Moves": "g8g3 f2f3 g3f3 g2f3 h1f3", + "MovesSAN": "Rg3+ Rf3 Rxf3+ gxf3 Qxf3#", + "Themes": "endgame exposedKing long mate mateIn3 xRayAttack" + }, + { + "FEN": "2Q5/6kp/R5p1/p4p2/4p3/2b2B2/r4PPP/5K2 b - - 0 31", + "PGN": "1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. e3 d6 5. Be2 O-O 6. O-O Nbd7 7. Nc3 a6 8. e4 c5 9. e5 dxe5 10. dxe5 Ng4 11. Bf4 Ngxe5 12. Nxe5 Nxe5 13. Qxd8 Rxd8 14. Nd5 e6 15. Ne7+ Kh8 16. Rfd1 Bd7 17. Bxe5 Bxe5 18. Bf3 Rab8 19. Rab1 Kg7 20. b4 cxb4 21. Rxb4 Bc6 22. Rxd8 Rxd8 23. Nxc6 bxc6 24. Rb6 a5 25. Rxc6 Rd2 26. Ra6 Rxa2 27. Kf1 Bc3 28. c5 e5 29. c6 f5 30. c7 e4 31. c8=Q *", + "Moves": "a2a1 f3d1 a1d1 f1e2 d1e1", + "MovesSAN": "Ra1+ Bd1 Rxd1+ Ke2 Re1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "r1bq1r1k/pp3Qpp/4p3/2bpNp2/2P2P2/3B1R2/P5PP/nN5K w - - 4 20", + "PGN": "1. d4 d5 2. Bf4 c5 3. e3 Nf6 4. Nf3 e6 5. Be2 Bd6 6. Bg3 O-O 7. O-O cxd4 8. exd4 Re8 9. Ne5 Nc6 10. c4 Ne4 11. f4 Nxd4 12. b4 Bxb4 13. Bd3 f5 14. Bf2 Nxf2 15. Rxf2 Bc5 16. Kh1 Nb3 17. Qh5 Nxa1 18. Qf7+ Kh8 19. Rf3 Rf8 *", + "Moves": "e5g6 h7g6 f3h3 d8h4 h3h4", + "MovesSAN": "Ng6+ hxg6 Rh3+ Qh4 Rxh4#", + "Themes": "kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "3r1k2/5p2/p3p1p1/4P1Bq/P7/8/8/3R2K1 w - - 0 45", + "PGN": "1. e4 c5 2. c3 d6 3. d4 cxd4 4. cxd4 Nf6 5. Nc3 e6 6. Nf3 Be7 7. Bd3 O-O 8. O-O a6 9. Be3 Nbd7 10. a3 b5 11. Qe2 Bb7 12. Rad1 Rc8 13. Rfe1 Nb6 14. e5 dxe5 15. dxe5 Nfd5 16. Bd2 Nc4 17. Nxd5 Bxd5 18. Bc1 Qb6 19. Ng5 Bxg5 20. Bxg5 Qb7 21. f3 Qb6+ 22. Kh1 Qc6 23. Rc1 Qd7 24. Red1 Qb7 25. h4 Na5 26. h5 Nb3 27. Rb1 Nd4 28. Bxh7+ Kxh7 29. Rxd4 Rc4 30. Rxc4 Bxc4 31. Qc2+ Kg8 32. b3 Bd5 33. Rc1 Bxf3 34. gxf3 Qxf3+ 35. Qg2 Qxh5+ 36. Kg1 Qg6 37. Rf1 Qd3 38. Bf6 Qh7 39. Rd1 Rc8 40. a4 Kf8 41. Bg5 bxa4 42. bxa4 g6 43. Qd2 Qh5 44. Qd8+ Rxd8 *", + "Moves": "d1d8 f8g7 g5f6 g7h7 d8h8", + "MovesSAN": "Rxd8+ Kg7 Bf6+ Kh7 Rh8#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "1R6/5ppk/7p/R1B1P3/5r2/2n5/6PP/6K1 b - - 0 31", + "PGN": "1. e4 e6 2. d4 d5 3. e5 h6 4. f4 c5 5. c3 c4 6. Nf3 Be7 7. b3 b5 8. a4 Bd7 9. axb5 Bxb5 10. bxc4 Bxc4 11. Bxc4 dxc4 12. Qa4+ Qd7 13. Qxc4 Nc6 14. Na3 a6 15. Qa4 Bxa3 16. Bxa3 Nge7 17. c4 a5 18. d5 exd5 19. cxd5 Nxd5 20. Rd1 Nc3 21. Rxd7 Nxa4 22. Rc7 Nb4 23. O-O O-O 24. Rb1 Rab8 25. Ra7 Rb5 26. Nd4 Rd5 27. Bxb4 Rxd4 28. Bxf8 Nc3 29. Bc5 Rxf4 30. Rb8+ Kh7 31. Rxa5 *", + "Moves": "c3e2 g1h1 f4f1 c5g1 f1g1", + "MovesSAN": "Ne2+ Kh1 Rf1+ Bg1 Rxg1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "r1bq1r2/pp1n2b1/3p4/2pPp1kn/2P1Pp2/2N3P1/PP3P2/R2QK2R w KQ - 0 16", + "PGN": "1. d4 c5 2. d5 e5 3. c4 d6 4. Nc3 g6 5. e4 Bg7 6. Be2 f5 7. Nf3 Nf6 8. Bg5 O-O 9. h4 f4 10. h5 Nbd7 11. hxg6 hxg6 12. Nh4 Kf7 13. Nxg6 Kxg6 14. Bh5+ Kxg5 15. g3 Nxh5 *", + "Moves": "d1h5 g5f6 h5f5 f6e7 f5e6", + "MovesSAN": "Qxh5+ Kf6 Qf5+ Ke7 Qe6#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "r5k1/b5pp/b1p1pq2/p3Nn2/N1P2P2/8/P1P1Q1PP/3R1R1K b - - 3 20", + "PGN": "1. e4 c5 2. Nc3 e6 3. f4 d5 4. Bb5+ Nc6 5. Bxc6+ bxc6 6. d3 f6 7. Nf3 Bd6 8. O-O Ne7 9. b3 O-O 10. Qe2 a5 11. Na4 c4 12. dxc4 dxc4 13. bxc4 Ba6 14. e5 Bb8 15. Ba3 Nf5 16. Rad1 Qe8 17. Bxf8 Qxf8 18. exf6 Qxf6 19. Ne5 Ba7+ 20. Kh1 *", + "Moves": "f5g3 h2g3 f6h6 e2h5 h6h5", + "MovesSAN": "Ng3+ hxg3 Qh6+ Qh5 Qxh5#", + "Themes": "kingsideAttack long master mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r1k4r/1p1bQ1pp/p2P4/8/6P1/4P3/P3q3/R4RK1 w - - 0 23", + "PGN": "1. d4 d5 2. e4 e6 3. e5 c5 4. c3 cxd4 5. cxd4 Nc6 6. Be3 Nge7 7. Nc3 Nf5 8. g4 Nxe3 9. fxe3 Be7 10. Nf3 f5 11. h3 fxg4 12. hxg4 Bd7 13. Nb5 a6 14. Nd6+ Bxd6 15. exd6 Qf6 16. Be2 e5 17. dxe5 Nxe5 18. Qxd5 Nxf3+ 19. Qxf3 Qxb2 20. Qe4+ Kd8 21. Qe7+ Kc8 22. O-O Qxe2 *", + "Moves": "f1f8 h8f8 e7f8 d7e8 f8e8", + "MovesSAN": "Rf8+ Rxf8 Qxf8+ Be8 Qxe8#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "2kr1b1r/1pp2ppp/4p3/1R2P3/4B3/2P1n3/q4PPP/3R2K1 w - - 0 18", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd6 4. Bc4 Nf6 5. Nf3 Bg4 6. d4 Nc6 7. O-O O-O-O 8. Be3 e6 9. Nb5 Qb4 10. Bd3 a6 11. c3 Qxb2 12. Rb1 Qxa2 13. Ne5 Bxd1 14. Rfxd1 axb5 15. Rxb5 Nxe5 16. dxe5 Nd5 17. Be4 Nxe3 *", + "Moves": "e4b7 c8b8 d1d8 b8a7 d8a8", + "MovesSAN": "Bxb7+ Kb8 Rxd8+ Ka7 Ra8#", + "Themes": "deflection long mate mateIn3 middlegame queensideAttack" + }, + { + "FEN": "6k1/p4r1p/1p1r4/2ppb1p1/4p3/2P1BbPK/PP3PN1/R3R1Q1 b - - 0 26", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. O-O Nf6 5. Re1 O-O 6. c3 Nxe4 7. Bxf7+ Rxf7 8. Rxe4 d5 9. Re1 e4 10. d4 Bd6 11. Ne5 Nxe5 12. dxe5 Bxe5 13. Be3 Be6 14. Nd2 Qh4 15. g3 Qh3 16. Qe2 Bg4 17. Qf1 Qh5 18. Nb3 b6 19. Nd4 c5 20. Ne2 Rd8 21. Nf4 Qf5 22. h3 Bf3 23. Kh2 g5 24. Ng2 Rd6 25. Qg1 Qxh3+ 26. Kxh3 *", + "Moves": "d6h6 g2h4 g5g4 h3h2 h6h4", + "MovesSAN": "Rh6+ Nh4 g4+ Kh2 Rxh4#", + "Themes": "deflection long mate mateIn3 middlegame pin" + }, + { + "FEN": "5r2/pR2pk1p/2nP2pQ/2p3Pb/4P1P1/8/P2q1P2/5K1R w - - 0 23", + "PGN": "1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Rb1 O-O 8. Nf3 c5 9. Be2 Nc6 10. d5 Bxc3+ 11. Bd2 Bxd2+ 12. Qxd2 Nb8 13. Qh6 f6 14. h4 Qa5+ 15. Kf1 Bg4 16. Rxb7 Rf7 17. d6 Nc6 18. Bc4 Rf8 19. Ng5 fxg5 20. hxg5 Bh5 21. g4 Qd2 22. Bxf7+ Kxf7 *", + "Moves": "b7e7 c6e7 h6h7 f7e6 h7e7", + "MovesSAN": "Rxe7+ Nxe7 Qxh7+ Ke6 Qxe7#", + "Themes": "long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "1k5r/1P1B4/8/3p2P1/Q2P1q2/2P2Nb1/5PP1/R4K2 b - - 0 31", + "PGN": "1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nf3 Be6 5. Bd3 Nd7 6. O-O c6 7. Re1 Qc7 8. Ng5 O-O-O 9. Nxe6 fxe6 10. Rxe6 Bd6 11. h3 Ngf6 12. c3 h6 13. Be3 g5 14. Nd2 g4 15. hxg4 h5 16. g5 Ng4 17. Nf3 h4 18. Bf5 Nxe3 19. Rxe3 Kb8 20. b4 Rdg8 21. a4 Bf4 22. Re7 Rd8 23. b5 h3 24. Bxh3 cxb5 25. axb5 Qd6 26. Rxd7 Rxd7 27. Bxd7 Bh2+ 28. Kf1 Qf4 29. Qa4 a6 30. bxa6 Bg3 31. axb7 *", + "Moves": "h8h1 f1e2 f4e4 e2d2 g3f4", + "MovesSAN": "Rh1+ Ke2 Qe4+ Kd2 Bf4#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "r3r2k/3nNppn/3qp3/2pp4/8/2NQP3/PP2KPP1/R7 w - - 0 23", + "PGN": "1. d4 d5 2. c4 Nf6 3. Nf3 Bg4 4. Ne5 Bh5 5. Qb3 b6 6. c5 e6 7. cxb6 axb6 8. e3 c6 9. Bd2 Bd6 10. Be2 Bxe2 11. Kxe2 c5 12. Qb5+ Nbd7 13. Nc6 Qc7 14. dxc5 Bxc5 15. Rc1 O-O 16. Bb4 Qxh2 17. Bxc5 bxc5 18. Ne7+ Kh8 19. Nc3 Rfb8 20. Qd3 Re8 21. Rh1 Qd6 22. Rxh7+ Nxh7 *", + "Moves": "d3h7 h8h7 a1h1 d6h2 h1h2", + "MovesSAN": "Qxh7+ Kxh7 Rh1+ Qh2 Rxh2#", + "Themes": "anastasiaMate attraction kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "2Q5/8/8/5n2/3b4/3k1p2/8/5K2 b - - 2 58", + "PGN": "1. g3 d5 2. Bg2 c6 3. Nf3 Nf6 4. O-O Bg4 5. d3 Nbd7 6. c4 e6 7. cxd5 cxd5 8. Qb3 Qb6 9. Qxb6 axb6 10. Nc3 Be7 11. Be3 O-O 12. Rfc1 Rfc8 13. a3 Rc6 14. Nd4 Rcc8 15. Ncb5 Nc5 16. Bf3 Bxf3 17. Nxf3 Nb3 18. Rxc8+ Rxc8 19. Rd1 Rc2 20. Kf1 Rxb2 21. Bxb6 h6 22. a4 g5 23. h3 Nd7 24. Bd4 Nxd4 25. Nfxd4 Nc5 26. Ra1 Bf6 27. f4 Rxb5 28. axb5 Bxd4 29. Ra8+ Kg7 30. fxg5 hxg5 31. h4 gxh4 32. gxh4 f5 33. Kg2 e5 34. Kg3 Kg6 35. Rg8+ Kf7 36. Rd8 Ke6 37. Rg8 e4 38. h5 Be5+ 39. Kg2 exd3 40. exd3 Nxd3 41. h6 Kf7 42. h7 Nf4+ 43. Kf3 Ng6 44. Rd8 d4 45. Rd7+ Ke6 46. Rxb7 Nh4+ 47. Ke2 f4 48. Rb8 Ng6 49. Re8+ Kf5 50. Rg8 Ke4 51. Kf1 Nh4 52. b6 f3 53. b7 d3 54. Rd8 Nf5 55. Rxd3 Kxd3 56. h8=Q Bxh8 57. b8=Q Bd4 58. Qc8 *", + "Moves": "f5g3 f1e1 f3f2 e1d1 f2f1q", + "MovesSAN": "Ng3+ Ke1 f2+ Kd1 f1=Q#", + "Themes": "advancedPawn deflection endgame exposedKing long master mate mateIn3 promotion" + }, + { + "FEN": "5rk1/pp2bp1p/8/3N1Qp1/3P4/P3P3/1q3PPP/2r2RK1 w - - 0 23", + "PGN": "1. d4 Nf6 2. c4 g6 3. Bg5 d5 4. Bxf6 exf6 5. e3 Be6 6. cxd5 Bxd5 7. a3 Nd7 8. Nc3 Nb6 9. Bb5+ c6 10. Nxd5 Nxd5 11. Bc4 Qb6 12. Bxd5 cxd5 13. Qd2 Qc6 14. Rc1 Qb6 15. Ne2 Be7 16. Nf4 Rd8 17. O-O g5 18. Ne2 O-O 19. Nc3 f5 20. Qd3 Qxb2 21. Qxf5 Rc8 22. Nxd5 Rxc1 *", + "Moves": "d5e7 g8g7 f5g5 g7h8 g5f6", + "MovesSAN": "Nxe7+ Kg7 Qxg5+ Kh8 Qf6#", + "Themes": "hangingPiece kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "7k/2p3rp/4Nb1r/pP1Pp3/P3Qp2/6qP/5RP1/5R1K b - - 2 34", + "PGN": "1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f4 Bg4 6. Nf3 O-O 7. Be2 Bxf3 8. Bxf3 e5 9. fxe5 dxe5 10. d5 Nbd7 11. O-O Nc5 12. b4 Ncd7 13. a3 a5 14. b5 Nc5 15. a4 b6 16. Qc2 Qd6 17. Bg5 Nfd7 18. Rae1 f6 19. Be3 f5 20. exf5 gxf5 21. Bh5 Rf6 22. Rf2 Raf8 23. Ref1 f4 24. Bxc5 Nxc5 25. Bg4 Kh8 26. Kh1 Rh6 27. Ne4 Qg6 28. Nxc5 Qxg4 29. Ne6 Qg3 30. h3 Rf7 31. Qe4 Bf6 32. c5 bxc5 33. Nxc5 Rg7 34. Ne6 *", + "Moves": "h6h3 g2h3 g3h3 f2h2 h3f1", + "MovesSAN": "Rxh3+ gxh3 Qxh3+ Rh2 Qxf1#", + "Themes": "deflection kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "B1bk4/3p1p2/p1p4Q/1p6/4r3/8/PPq2PPP/R4K1R b - - 1 21", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Nc3 a6 4. d4 exd4 5. Nxd4 Nxd4 6. Qxd4 h6 7. Bc4 Qf6 8. Be3 b5 9. Nd5 Qc6 10. Qe5+ Kd8 11. Bb3 Nf6 12. Bf4 Bd6 13. Qf5 Bxf4 14. Qxf4 Re8 15. Nxf6 gxf6 16. Bd5 Qxc2 17. Qxf6+ Re7 18. Bxa8 c6 19. Qh8+ Re8 20. Qxh6 Rxe4+ 21. Kf1 *", + "Moves": "c2e2 f1g1 e2e1 a1e1 e4e1", + "MovesSAN": "Qe2+ Kg1 Qe1+ Rxe1 Rxe1#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "2k3nr/pppN4/1b2b3/8/8/2P3Pp/PPQ4B/R4R1K b - - 0 24", + "PGN": "1. e4 e5 2. d3 Nc6 3. f4 exf4 4. Bxf4 Bc5 5. Nf3 d6 6. c3 Bg4 7. d4 Bb6 8. Bd3 Qd7 9. O-O O-O-O 10. Qc2 f6 11. Nbd2 g5 12. Bg3 Ne5 13. Kh1 Nxf3 14. Nxf3 h5 15. h3 h4 16. Bh2 Bh5 17. e5 dxe5 18. Bf5 g4 19. Bxd7+ Rxd7 20. hxg4 Bxg4 21. dxe5 h3 22. g3 fxe5 23. Nxe5 Be6 24. Nxd7 *", + "Moves": "e6d5 f1f3 d5f3 c2g2 h3g2", + "MovesSAN": "Bd5+ Rf3 Bxf3+ Qg2 hxg2#", + "Themes": "advancedPawn exposedKing long mate mateIn3 middlegame" + }, + { + "FEN": "5rk1/p6p/4P1p1/3Q4/4p3/1P6/4qPPP/R5K1 b - - 1 31", + "PGN": "1. e4 e5 2. Nf3 d6 3. Bc4 Be6 4. Bxe6 fxe6 5. O-O Nf6 6. Nc3 Be7 7. Ne2 O-O 8. c3 c5 9. d4 cxd4 10. cxd4 exd4 11. Re1 e5 12. Ng3 Nc6 13. Nf5 b5 14. Qb3+ Kh8 15. Qxb5 Qc7 16. Qd3 Qb7 17. Nd2 Nb4 18. Qg3 g6 19. Nxe7 Qxe7 20. Rb1 Nxa2 21. b3 Nc3 22. Ra1 d5 23. Ba3 Qb7 24. Bxf8 Rxf8 25. Qxe5 Qb5 26. Qxd4 Ne2+ 27. Rxe2 Qxe2 28. e5 Ne4 29. e6+ Kg8 30. Nxe4 dxe4 31. Qd5 *", + "Moves": "e2f2 g1h1 f2f1 a1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "2k3r1/pb3r2/1p2p3/1N6/P2pPP1Q/3P4/2q2R1K/R7 b - - 1 32", + "PGN": "1. e4 c5 2. Bc4 g6 3. d3 Bg7 4. c3 Nc6 5. Nf3 e6 6. Qe2 Nge7 7. Bb3 O-O 8. a4 d5 9. Bc2 Re8 10. O-O d4 11. Ne1 b6 12. f4 Bb7 13. h4 h5 14. Nf3 Qc7 15. Ng5 Rad8 16. g4 hxg4 17. Qxg4 dxc3 18. bxc3 Rd7 19. h5 Red8 20. hxg6 Nxg6 21. Nxe6 fxe6 22. Qxg6 Nd4 23. cxd4 Kf8 24. Bb2 Bxd4+ 25. Bxd4 cxd4 26. Qf6+ Rf7 27. Qh8+ Ke7 28. Qh4+ Kd7 29. Na3 Rg8+ 30. Kh2 Kc8 31. Nb5 Qxc2+ 32. Rf2 *", + "Moves": "c2f2 h4f2 f7h7 f2h4 h7h4", + "MovesSAN": "Qxf2+ Qxf2 Rh7+ Qh4 Rxh4#", + "Themes": "exposedKing long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "4r2k/1q5p/p7/1p6/3P1Qb1/2P3N1/PP3P1P/R1B3K1 b - - 0 31", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. c3 d5 9. exd5 Nxd5 10. Nxe5 Nxe5 11. Rxe5 c6 12. d4 Bd6 13. Re1 Qh4 14. g3 Qh3 15. Re4 g5 16. Qf3 Bf5 17. Bxd5 cxd5 18. Re3 Bg4 19. Qxd5 Rae8 20. Qxg5+ Kh8 21. Qf6+ Kg8 22. Qg5+ Kh8 23. Nd2 Rxe3 24. Qxe3 f5 25. Nf1 f4 26. gxf4 Qh5 27. Ng3 Qf7 28. Kg2 Re8 29. Qd2 Qb7+ 30. Kg1 Bxf4 31. Qxf4 *", + "Moves": "e8e1 g3f1 e1f1 g1f1 b7h1", + "MovesSAN": "Re1+ Nf1 Rxf1+ Kxf1 Qh1#", + "Themes": "attraction long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "3r2k1/6pp/R7/1p2p3/4N3/2P1nPP1/P1P4P/2K5 b - - 0 26", + "PGN": "1. Nc3 Nf6 2. e4 Nc6 3. Nf3 e5 4. d4 Bb4 5. dxe5 Nxe4 6. Bd2 Nxd2 7. Qxd2 O-O 8. O-O-O Re8 9. Qf4 Bxc3 10. bxc3 d6 11. Bc4 Qe7 12. exd6 cxd6 13. Rhe1 Qf8 14. Rxe8 Qxe8 15. Qxd6 Be6 16. Bxe6 Qxe6 17. Qxe6 fxe6 18. Rd7 Na5 19. Nd4 Rf8 20. f3 e5 21. Nb5 a6 22. Nd6 b5 23. Ra7 Rd8 24. Ne4 Nc4 25. Rxa6 Ne3 26. g3 *", + "Moves": "d8d1 c1b2 e3c4 b2b3 d1b1", + "MovesSAN": "Rd1+ Kb2 Nc4+ Kb3 Rb1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "r5k1/p4p2/1p4p1/3b2q1/3n2P1/5P1Q/PP2RK1P/4R3 w - - 0 32", + "PGN": "1. e4 e6 2. Nf3 b6 3. d4 Bb7 4. Nc3 Nf6 5. e5 Ne4 6. Nxe4 Bxe4 7. Be3 Be7 8. Nd2 Bb7 9. f3 O-O 10. Bd3 d6 11. exd6 cxd6 12. O-O Bf6 13. Ne4 Be7 14. c4 d5 15. cxd5 exd5 16. Nc3 Nc6 17. Qc2 Nb4 18. Bxh7+ Kh8 19. Qf5 g6 20. Qh3 Kg7 21. Bh6+ Kxh7 22. Bxf8+ Kg8 23. Bh6 Bc8 24. g4 Nc2 25. Rad1 Bg5 26. Bxg5 Qxg5 27. Rf2 Ne3 28. Re1 Be6 29. Rfe2 Nf5 30. Kf2 Nxd4 31. Nxd5 Bxd5 *", + "Moves": "e2e8 a8e8 e1e8 g8g7 h3h8", + "MovesSAN": "Re8+ Rxe8 Rxe8+ Kg7 Qh8#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "5Brk/pp3Q1p/4p1p1/3pP3/3P4/4q3/P4rPP/2R4K w - - 0 27", + "PGN": "1. d4 d5 2. f4 Nf6 3. e3 Bf5 4. Nf3 e6 5. Bd3 Bxd3 6. cxd3 c5 7. dxc5 Bxc5 8. d4 Bb4+ 9. Nc3 O-O 10. Bd2 Nc6 11. O-O Rc8 12. Ne5 Nxe5 13. fxe5 Bxc3 14. Bxc3 Ne4 15. Bb4 Re8 16. Qh5 g6 17. Qf3 Qg5 18. Qxf7+ Kh8 19. Qf3 Rc2 20. Rac1 Rxb2 21. Bd6 Nd2 22. Qf7 Rg8 23. Be7 Qxe3+ 24. Kh1 Ne4 25. Bf8 Nf2+ 26. Rxf2 Rxf2 *", + "Moves": "f8g7 g8g7 c1c8 g7g8 c8g8", + "MovesSAN": "Bg7+ Rxg7 Rc8+ Rg8 Rxg8#", + "Themes": "endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "8/7p/1p3kp1/p2R4/5P2/2P1R3/Pr4PP/7K b - - 0 33", + "PGN": "1. f4 Nf6 2. d4 d6 3. Nf3 g6 4. e3 Bg7 5. Bd3 Nbd7 6. Nbd2 O-O 7. c3 Re8 8. e4 e5 9. Nb3 b6 10. O-O exd4 11. Nbxd4 Nxe4 12. Nc6 Qf6 13. Qe2 d5 14. Bxe4 Rxe4 15. Qb5 Bb7 16. Nce5 Nxe5 17. Nxe5 a6 18. Qd7 Rd8 19. Qxc7 Ba8 20. Nxf7 Re7 21. Qxd8+ Bf8 22. Nh6+ Kg7 23. Nf5+ Qxf5 24. Qxa8 a5 25. Qc6 Qe6 26. Qxe6 Rxe6 27. Bd2 Bc5+ 28. Kh1 Re2 29. Rad1 Kf6 30. Rfe1 Rf2 31. Be3 Bxe3 32. Rxe3 Rxb2 33. Rxd5 *", + "Moves": "b2b1 d5d1 b1d1 e3e1 d1e1", + "MovesSAN": "Rb1+ Rd1 Rxd1+ Re1 Rxe1#", + "Themes": "backRankMate endgame long mate mateIn3 rookEndgame" + }, + { + "FEN": "8/bp4rk/2p1p2P/2Pp4/P2Pp2q/4P1rP/1Q3RP1/2B2R1K b - - 0 33", + "PGN": "1. d4 d5 2. e3 Bf5 3. a3 e6 4. b4 Bd6 5. Bb2 Nf6 6. c4 c6 7. c5 Bc7 8. h3 Nbd7 9. Nf3 h6 10. Bd3 Bxd3 11. Qxd3 Ne4 12. Nbd2 Nxd2 13. Qxd2 Nf6 14. Ne5 Ne4 15. Qe2 O-O 16. O-O Qg5 17. f4 Qe7 18. Rf3 Kh7 19. a4 f6 20. Ng4 f5 21. Nf2 Rf6 22. Nxe4 fxe4 23. Qc2 Rg6 24. Rf2 Qh4 25. Kh1 Rf8 26. Raf1 Rf5 27. b5 Rg3 28. Bc1 g5 29. b6 Bb8 30. bxa7 Bxa7 31. Qb2 Rf7 32. fxg5 Rg7 33. gxh6 *", + "Moves": "g3h3 g2h3 h4h3 f2h2 h3f1", + "MovesSAN": "Rxh3+ gxh3 Qxh3+ Rh2 Qxf1#", + "Themes": "deflection kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "5k2/1p3qbp/p2pp1p1/6B1/4P1Q1/2N5/PPP3PP/6K1 b - - 0 20", + "PGN": "1. e4 c5 2. Nf3 d6 3. Nc3 Nf6 4. d4 cxd4 5. Nxd4 g6 6. Bb5+ Bd7 7. Bg5 Bg7 8. Bxd7+ Qxd7 9. O-O O-O 10. f4 Nc6 11. f5 a6 12. fxg6 fxg6 13. Qd3 Nxd4 14. Qxd4 Ng4 15. Qd5+ e6 16. Qd2 Rxf1+ 17. Rxf1 Rf8 18. Rxf8+ Kxf8 19. Qf4+ Qf7 20. Qxg4 *", + "Moves": "g7d4 g5e3 d4e3 g1h1 f7f1", + "MovesSAN": "Bd4+ Be3 Bxe3+ Kh1 Qf1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "5r2/p1p3pk/2Pp3p/3P2r1/3Qp1q1/4P3/P4RPP/5R1K b - - 5 28", + "PGN": "1. e4 Nc6 2. Nf3 e5 3. Bb5 d6 4. d4 Bd7 5. c3 Nf6 6. Bd3 Be7 7. O-O h6 8. d5 Nb8 9. Qb3 Qc8 10. c4 b6 11. Nc3 Na6 12. Qc2 Nc5 13. b4 Nxd3 14. Qxd3 O-O 15. Ne2 Nh7 16. Ng3 f5 17. exf5 Bxf5 18. Nxf5 Rxf5 19. Be3 Ng5 20. Nxg5 Bxg5 21. c5 bxc5 22. bxc5 Bxe3 23. fxe3 Rg5 24. c6 Qg4 25. Rf2 e4 26. Qd4 Kh7 27. Raf1 Rf8 28. Kh1 *", + "Moves": "g4g2 f2g2 f8f1 g2g1 f1g1", + "MovesSAN": "Qxg2+ Rxg2 Rxf1+ Rg1 Rfxg1#", + "Themes": "deflection endgame kingsideAttack long mate mateIn3 sacrifice" + }, + { + "FEN": "6rk/1p4pp/p1n1Q3/4p3/6B1/2P3PK/Pq5P/5R2 w - - 0 28", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 d6 6. N1c3 a6 7. Na3 Nf6 8. Bg5 Be7 9. Bxf6 Bxf6 10. Nd5 O-O 11. c3 Bg5 12. Nc2 Kh8 13. Be2 f5 14. exf5 Bxf5 15. O-O Be6 16. Bg4 Bxd5 17. Qxd5 Qf6 18. Rad1 Rad8 19. Ne3 Bf4 20. g3 Bxe3 21. fxe3 Qg5 22. Qxd6 Qxe3+ 23. Kg2 Qe4+ 24. Kh3 Rg8 25. Qe6 Rxd1 26. Rxd1 Qc2 27. Rf1 Qxb2 *", + "Moves": "e6g8 h8g8 g4e6 g8h8 f1f8", + "MovesSAN": "Qxg8+ Kxg8 Be6+ Kh8 Rf8#", + "Themes": "attraction backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "5r2/5pk1/6p1/2PB4/5P2/1QbqRKPp/7P/8 b - - 3 43", + "PGN": "1. d4 Nf6 2. Nf3 d5 3. g3 g6 4. Bg2 Bg7 5. O-O O-O 6. c4 c6 7. b3 Ne4 8. Bb2 a5 9. Nbd2 Bf5 10. Nh4 Nxd2 11. Qxd2 Be6 12. Rac1 a4 13. e4 axb3 14. axb3 dxe4 15. Bxe4 Bh3 16. Rfe1 Nd7 17. Ng2 Nc5 18. Bc2 Ne6 19. Rcd1 Ra2 20. Bb1 Rxb2 21. Qxb2 Nxd4 22. Qa3 Nf3+ 23. Kh1 Bxg2+ 24. Kxg2 Nxe1+ 25. Rxe1 Qd2 26. Qxe7 Bd4 27. Re2 Qd1 28. Bc2 Qa1 29. Qxb7 c5 30. Be4 Qd1 31. Bf3 Qd3 32. Re7 Qd2 33. Re2 Qg5 34. Bd5 Kg7 35. Re7 Qf6 36. f4 h5 37. b4 cxb4 38. Qxb4 Bc3 39. Qb7 h4 40. c5 Qf5 41. Qb3 h3+ 42. Kf3 Qd3+ 43. Re3 *", + "Moves": "d3f1 f3g4 f7f5 g4g5 c3f6", + "MovesSAN": "Qf1+ Kg4 f5+ Kg5 Bf6#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "4r1k1/p2Q1ppp/2p5/3p4/3P1R2/3q3P/P5PK/4r3 w - - 0 30", + "PGN": "1. f4 e6 2. Nf3 d5 3. c4 Nf6 4. Nc3 c5 5. d4 Nc6 6. e4 Nxe4 7. Ne5 Nxc3 8. bxc3 cxd4 9. cxd4 Qa5+ 10. Bd2 Qb6 11. cxd5 exd5 12. Nxc6 bxc6 13. Be3 Bb4+ 14. Kf2 Qc7 15. Rb1 Bd6 16. Bd3 O-O 17. Rf1 Bxf4 18. Bxf4 Qxf4+ 19. Kg1 Qe3+ 20. Kh1 Qh6 21. Rf3 Bg4 22. h3 Bxf3 23. Qxf3 Rab8 24. Re1 Rfe8 25. Rf1 Re7 26. Qf5 Rbe8 27. Rf4 Re1+ 28. Kh2 Qg6 29. Qd7 Qxd3 *", + "Moves": "d7f7 g8h8 f7f8 e8f8 f4f8", + "MovesSAN": "Qxf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "4rk2/p4p1p/b4bp1/2p2N2/3p4/6R1/q1PB1PPP/4Q1K1 w - - 1 23", + "PGN": "1. e4 c5 2. Nf3 Nf6 3. Nc3 Nc6 4. d4 d5 5. e5 cxd4 6. exf6 dxc3 7. fxe7 Bxe7 8. bxc3 Bf6 9. Nd4 O-O 10. Bb5 Re8+ 11. Be3 Qa5 12. Bxc6 bxc6 13. O-O Qxc3 14. Rb1 Ba6 15. Rb3 Qa5 16. Re1 c5 17. Nf5 d4 18. Bd2 Qxa2 19. Rg3 g6 20. Nh6+ Kf8 21. Nf5 Rxe1+ 22. Qxe1 Re8 *", + "Moves": "d2h6 f6g7 h6g7 f8g8 e1e8", + "MovesSAN": "Bh6+ Bg7 Bxg7+ Kg8 Qxe8#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "1k1r1b1r/ppp2ppp/4p3/1b2N3/2QP1P1q/P3P2P/1P4P1/2RK1R2 w - - 0 18", + "PGN": "1. d4 d5 2. f4 Bg4 3. h3 Bd7 4. Nf3 Nc6 5. e3 Nf6 6. a3 Ne4 7. c4 e6 8. Nc3 Ng3 9. Rg1 Nxf1 10. Rxf1 dxc4 11. Qe2 Na5 12. Ne5 Qh4+ 13. Kd1 Nb3 14. Rb1 O-O-O 15. Qxc4 Nxc1 16. Rxc1 Kb8 17. Nb5 Bxb5 *", + "Moves": "c4c7 b8a8 c7c8 d8c8 c1c8", + "MovesSAN": "Qxc7+ Ka8 Qc8+ Rxc8 Rxc8#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "3r3k/Q5pp/2p2p2/4p3/4b2P/2B3P1/1R3P2/3R2K1 b - - 0 36", + "PGN": "1. d4 d5 2. c4 c6 3. e3 Nf6 4. cxd5 cxd5 5. Bb5+ Nc6 6. Bxc6+ bxc6 7. Nf3 e6 8. O-O Bd6 9. g3 Qc7 10. Nc3 Bd7 11. a3 O-O 12. b4 Rab8 13. Re1 a6 14. e4 dxe4 15. Nxe4 Nxe4 16. Rxe4 Rb5 17. Bb2 a5 18. Ne5 Bxe5 19. dxe5 axb4 20. axb4 Rd8 21. Rd4 Rxe5 22. Qg4 Rd5 23. Rxd5 f6 24. Rdd1 e5 25. Qc4+ Kh8 26. Rd2 Be6 27. Qe2 Rb8 28. Rad1 Bb3 29. Rc1 Rxb4 30. Qd3 Bd5 31. Bc3 Rb8 32. Rb2 Rd8 33. Qa6 Qd6 34. Qa7 Be4 35. h4 Qd1+ 36. Rxd1 *", + "Moves": "d8d1 c3e1 d1e1 g1h2 e1h1", + "MovesSAN": "Rxd1+ Be1 Rxe1+ Kh2 Rh1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "r5k1/2Q2ppp/4p3/p2r4/1n6/5R2/P1q2PPP/5BK1 w - - 12 32", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. Nc3 a6 4. d3 e6 5. d4 cxd4 6. Nxd4 Nf6 7. Nxc6 bxc6 8. Bc4 d5 9. exd5 cxd5 10. Bd3 Bb4 11. Bd2 O-O 12. O-O Bb7 13. Re1 Qd7 14. Qf3 d4 15. Qd1 dxc3 16. bxc3 Qc6 17. Bf1 Bxc3 18. Bxc3 Qxc3 19. Re3 Qc6 20. Qd2 Rfd8 21. Qe2 Nd5 22. Rd3 a5 23. Rad1 Ba6 24. Qf3 Bxd3 25. Rxd3 Qxc2 26. Ra3 Qf5 27. Qe2 Nb4 28. Rf3 Qc2 29. Qe5 Rd5 30. Qg3 Qg6 31. Qc7 Qc2 *", + "Moves": "c7f7 g8h8 f7f8 a8f8 f3f8", + "MovesSAN": "Qxf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r1b2rk1/pp3pp1/7p/4p3/6qP/2P2QP1/PPB2R2/3R2K1 w - - 1 19", + "PGN": "1. e4 e6 2. Nc3 d5 3. d4 dxe4 4. Nxe4 Be7 5. Nf3 Nf6 6. Bd3 Nxe4 7. Bxe4 Nd7 8. c3 Nf6 9. Bc2 c5 10. O-O cxd4 11. Nxd4 O-O 12. Bg5 h6 13. Bxf6 Bxf6 14. Qf3 Bxd4 15. Rad1 Bxf2+ 16. Rxf2 Qg5 17. g3 e5 18. h4 Qg4 *", + "Moves": "f3f7 f8f7 d1d8 f7f8 f2f8", + "MovesSAN": "Qxf7+ Rxf7 Rd8+ Rf8 Rfxf8#", + "Themes": "kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "2R5/4NNpk/1p5p/pP3P2/P2P1nP1/5b2/1r5P/6K1 b - - 0 41", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 O-O 6. b4 Bd6 7. O-O a6 8. Bg5 h6 9. Bh4 Be7 10. Re1 a5 11. b5 Na7 12. a4 d5 13. Bxf6 dxc4 14. Bxe7 Qxe7 15. dxc4 Bg4 16. Nbd2 Qc5 17. Qe2 c6 18. Qe3 Qxe3 19. Rxe3 cxb5 20. cxb5 b6 21. Nxe5 Be6 22. Ndf3 Nc8 23. Rd3 Ne7 24. Rad1 Bb3 25. Ra1 Bc2 26. Rd4 Rfd8 27. Ra2 Rxd4 28. cxd4 Bxe4 29. Nd2 Rc8 30. f3 Bf5 31. g4 Be6 32. Ra1 Rc2 33. Ne4 Rb2 34. f4 Nd5 35. f5 Bc8 36. Nc6 Bb7 37. Rc1 Nf4 38. Nd6 Ba8 39. Ne7+ Kh7 40. Rc8 Bf3 41. Nxf7 *", + "Moves": "f4h3 g1f1 b2b1 c8c1 b1c1", + "MovesSAN": "Nh3+ Kf1 Rb1+ Rc1 Rxc1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "r4r1k/2q3pp/p1p1Qb2/Pp2N3/1P1n4/5R2/6PP/R1B4K w - - 0 24", + "PGN": "1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Bc4 Nd7 5. f3 Ngf6 6. fxe4 e6 7. Nf3 Qa5 8. O-O Bb4 9. e5 Nd5 10. Ne4 O-O 11. c3 Be7 12. b4 Qc7 13. a4 a6 14. Bb3 b5 15. a5 f5 16. exf6 N7xf6 17. Qe2 Nxe4 18. Qxe4 Nxc3 19. Bxe6+ Bxe6 20. Qxe6+ Kh8 21. Ne5 Bf6 22. Rf3 Ne2+ 23. Kh1 Nxd4 *", + "Moves": "e5g6 h7g6 f3h3 f6h4 h3h4", + "MovesSAN": "Ng6+ hxg6 Rh3+ Bh4 Rxh4#", + "Themes": "kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "5rk1/1pp4p/3p2pQ/p2P2N1/3qr3/8/PP3RPP/5RK1 b - - 5 27", + "PGN": "1. d4 Nf6 2. Nf3 e6 3. c4 Bb4+ 4. Bd2 Qe7 5. e3 O-O 6. Be2 Nc6 7. O-O Bxd2 8. Nbxd2 d6 9. e4 a5 10. d5 exd5 11. cxd5 Ne5 12. Re1 Bg4 13. Nxe5 Bxe2 14. Rxe2 Qxe5 15. Nc4 Qf4 16. Qc1 Qh4 17. f3 Rfe8 18. Ne3 Rac8 19. Rc2 Nxe4 20. Nf5 Qf6 21. fxe4 g6 22. Nh6+ Kg7 23. Rf2 Qd4 24. Nxf7 Rxe4 25. Qh6+ Kg8 26. Rf1 Rf8 27. Ng5 *", + "Moves": "d4f2 f1f2 e4e1 f2f1 e1f1", + "MovesSAN": "Qxf2+ Rxf2 Re1+ Rf1 Rexf1#", + "Themes": "kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "4br1k/1p4pp/3qB3/2p2P2/7R/8/5QKP/8 w - - 0 38", + "PGN": "1. e4 e6 2. Nf3 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Nxf6+ Qxf6 6. d4 Bd6 7. Bc4 Qd8 8. O-O O-O 9. c3 Nc6 10. Bg5 Be7 11. Bxe7 Nxe7 12. Qd3 Nf5 13. Ne5 a6 14. a4 c6 15. b4 Qg5 16. f4 Qh4 17. Qf3 Qe7 18. g4 Nd6 19. Bd3 f6 20. Nc4 Nxc4 21. Bxc4 Bd7 22. f5 Kh8 23. Rae1 e5 24. dxe5 fxe5 25. Re3 a5 26. Rfe1 axb4 27. Rxe5 Qd6 28. cxb4 Qxb4 29. Be6 Be8 30. g5 Rxa4 31. R5e4 Qc5+ 32. Kg2 Rxe4 33. Rxe4 Qc1 34. Rc4 Qxg5+ 35. Qg3 Qd2+ 36. Qf2 Qd6 37. Rh4 c5 *", + "Moves": "h4h7 h8h7 f2h4 e8h5 h4h5", + "MovesSAN": "Rxh7+ Kxh7 Qh4+ Bh5 Qxh5#", + "Themes": "attraction endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "3r2k1/p4p2/8/2pp3B/1P2n3/4P3/PQ1RKPq1/3R4 b - - 0 32", + "PGN": "1. b3 e5 2. Bb2 Nc6 3. e3 Nf6 4. Nf3 d6 5. d4 exd4 6. Nxd4 Be7 7. Nxc6 bxc6 8. Be2 O-O 9. O-O c5 10. c4 Bb7 11. Bf3 Qc8 12. Nc3 Re8 13. Nd5 Bxd5 14. Bxd5 c6 15. Bf3 Qc7 16. Qc2 Rad8 17. Rad1 Nd7 18. Bc3 Bf6 19. Bxf6 Nxf6 20. Rd2 d5 21. cxd5 cxd5 22. Rfd1 Re5 23. Qc3 g5 24. h3 h5 25. b4 g4 26. hxg4 hxg4 27. Be2 Ne4 28. Qb2 Rh5 29. Bxg4 Qh2+ 30. Kf1 Qh1+ 31. Ke2 Qxg2 32. Bxh5 *", + "Moves": "e4g3 e2d3 g2e4 d3c3 e4c4", + "MovesSAN": "Ng3+ Kd3 Qe4+ Kc3 Qc4#", + "Themes": "long mate mateIn3 middlegame pin" + }, + { + "FEN": "r1b1kb1r/ppp2ppp/8/4P3/7q/3B3P/PPPN2P1/R1BQ2KR b kq - 0 11", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nxe5 Nc6 4. Nxc6 dxc6 5. e5 Ng4 6. d4 c5 7. h3 Nxf2 8. Kxf2 Qh4+ 9. Kg1 cxd4 10. Nd2 d3 11. Bxd3 *", + "Moves": "f8c5 g1h2 h4f4 g2g3 f4f2", + "MovesSAN": "Bc5+ Kh2 Qf4+ g3 Qf2#", + "Themes": "kingsideAttack long mate mateIn3 opening" + }, + { + "FEN": "3r3k/p4p2/bp3P2/3pq1p1/6P1/P7/1PB3Q1/2KRr3 w - - 0 32", + "PGN": "1. d4 Nf6 2. Bg5 h6 3. Bxf6 exf6 4. e3 d5 5. Bd3 Be7 6. Nd2 O-O 7. Qf3 c5 8. c3 Nc6 9. Ne2 Qd7 10. h3 f5 11. Rg1 cxd4 12. cxd4 g6 13. g4 fxg4 14. hxg4 Kg7 15. Qg2 Nb4 16. Bb1 b6 17. a3 Nc6 18. f4 g5 19. f5 Bf6 20. Rh1 Ba6 21. Ng3 Qe7 22. Nh5+ Kh7 23. Nxf6+ Qxf6 24. Bc2 Rad8 25. O-O-O Rfe8 26. Nf3 Rxe3 27. Ne5 Nxe5 28. dxe5 Qxe5 29. f6+ Kg8 30. Rxh6 Re1 31. Rh8+ Kxh8 *", + "Moves": "g2h3 h8g8 h3h7 g8f8 h7h8", + "MovesSAN": "Qh3+ Kg8 Qh7+ Kf8 Qh8#", + "Themes": "exposedKing long mate mateIn3 middlegame" + }, + { + "FEN": "2R5/q3Nppk/6np/3p4/6Q1/1P6/6PP/7K b - - 0 29", + "PGN": "1. e4 c6 2. d4 d5 3. e5 c5 4. dxc5 e6 5. b4 a5 6. c3 axb4 7. cxb4 b6 8. Bb5+ Bd7 9. Bxd7+ Qxd7 10. Be3 bxc5 11. bxc5 Na6 12. Nf3 Bxc5 13. Bxc5 Nxc5 14. O-O Ne7 15. Nd4 O-O 16. Nd2 Ng6 17. f4 Ra3 18. N2b3 Nxb3 19. axb3 Rfa8 20. Rxa3 Rxa3 21. Kh1 Ra2 22. Qg4 Qa7 23. f5 exf5 24. Nxf5 Rf2 25. Rc1 h6 26. e6 Kh7 27. e7 Re2 28. Rc8 Rxe7 29. Nxe7 *", + "Moves": "a7a1 c8c1 a1c1 g4d1 c1d1", + "MovesSAN": "Qa1+ Rc1 Qxc1+ Qd1 Qxd1#", + "Themes": "backRankMate endgame long master mate mateIn3" + }, + { + "FEN": "3Q4/8/8/1Q4p1/8/6p1/5k2/7K b - - 1 59", + "PGN": "1. e4 e6 2. d4 d5 3. exd5 exd5 4. Bd3 Nf6 5. Nc3 Bb4 6. Ne2 O-O 7. Be3 Ne4 8. O-O Re8 9. a3 Bxc3 10. bxc3 Qf6 11. Nf4 Nxc3 12. Qd2 Ne4 13. Nxd5 Qe6 14. Bxe4 Qxe4 15. Nc3 Qg6 16. Ne2 c6 17. Ng3 Be6 18. c3 Bc4 19. Rfe1 Nd7 20. Bf4 Nb6 21. Re3 Rxe3 22. Qxe3 Nd5 23. Qe5 Nxf4 24. Qxf4 Re8 25. Qd2 Qe6 26. h3 f5 27. Qf4 g6 28. h4 Bd5 29. h5 Kg7 30. h6+ Kf7 31. Rb1 b6 32. Rb4 Qe1+ 33. Kh2 Qxc3 34. Rb1 Qxa3 35. Nxf5 Kg8 36. Qc7 Qf8 37. Ng7 Re7 38. Qd6 Rf7 39. Qg3 Rxg7 40. hxg7 Kxg7 41. Re1 h6 42. Qc7+ Kg8 43. Re7 Bf7 44. Qxa7 h5 45. Rb7 b5 46. Rb8 Be8 47. Qb7 g5 48. Qc8 Kf7 49. g3 Qe7 50. Rb7 Bd7 51. Rxd7 Qxd7 52. Qxd7+ Kf6 53. Qxc6+ Kf5 54. Qxb5+ Ke4 55. d5 Kf3 56. d6 Kxf2 57. d7 h4 58. d8=Q hxg3+ 59. Kh1 *", + "Moves": "g3g2 h1h2 g2g1q h2h3 g1g2", + "MovesSAN": "g2+ Kh2 g1=Q+ Kh3 Qg2#", + "Themes": "advancedPawn endgame exposedKing long mate mateIn3 promotion queenEndgame" + }, + { + "FEN": "5r2/1kp3p1/p6p/2P5/QP6/4P3/1q3PPP/R5K1 b - - 2 26", + "PGN": "1. d4 e5 2. dxe5 Nc6 3. e6 Qe7 4. exf7+ Qxf7 5. Nf3 h6 6. Nc3 Bb4 7. Bd2 Nge7 8. e3 a6 9. a3 Ba5 10. b3 d6 11. Bc4 d5 12. Nxd5 Bxd2+ 13. Qxd2 Nxd5 14. Bxd5 Qf6 15. O-O Bd7 16. b4 O-O-O 17. c4 Ne5 18. Nxe5 Qxe5 19. Qa2 Rhf8 20. c5 Bb5 21. Rfd1 Kb8 22. a4 Bxa4 23. Bxb7 Rxd1+ 24. Rxd1 Kxb7 25. Qxa4 Qb2 26. Ra1 *", + "Moves": "b2f2 g1h1 f2f1 a1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "7Q/3nkr2/8/3PB3/4P1pP/8/P4qBK/1r6 w - - 0 48", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Bg5 h6 5. Bh4 Be7 6. e3 O-O 7. Nc3 g5 8. Bg3 Ne4 9. Nxe4 dxe4 10. Nd2 Bb4 11. Be2 Nd7 12. O-O f5 13. h3 f4 14. Bh2 Bxd2 15. Qxd2 f3 16. gxf3 exf3 17. Bd3 Rf7 18. e4 c5 19. d5 e5 20. Kh1 Nb6 21. h4 Bh3 22. Rg1 Bg2+ 23. Rxg2 fxg2+ 24. Kxg2 Qf6 25. Rg1 g4 26. Bg3 Raf8 27. Re1 Nd7 28. Kg1 Qf3 29. Bf1 Qf6 30. Bg2 Nb6 31. b3 Nd7 32. Qd1 h5 33. Re3 a6 34. Rd3 b5 35. Qe2 Qh6 36. cxb5 axb5 37. Rd2 Qb6 38. Rc2 c4 39. bxc4 bxc4 40. Qxc4 Rb8 41. Qc7 Qd4 42. Qd6 Qd1+ 43. Kh2 Qxc2 44. Qg6+ Kf8 45. Qxh5 Rb1 46. Qh8+ Ke7 47. Bxe5 Qxf2 *", + "Moves": "d5d6 e7e6 h8e8 f7e7 e8e7", + "MovesSAN": "d6+ Ke6 Qe8+ Re7 Qxe7#", + "Themes": "exposedKing long mate mateIn3 middlegame" + }, + { + "FEN": "r2q1b1r/p3kp2/1p2p1p1/1BppPb1p/1Q6/2P1P3/PP1B1PPP/R4RK1 w - - 0 14", + "PGN": "1. d4 d5 2. Nf3 Nc6 3. e3 Nf6 4. Be2 Bf5 5. O-O e6 6. c3 h5 7. Nbd2 Ne4 8. Ne5 Nxe5 9. dxe5 Nxd2 10. Bxd2 g6 11. Qb3 b6 12. Bb5+ Ke7 13. Qb4+ c5 *", + "Moves": "b4h4 g6g5 h4g5 f7f6 g5f6", + "MovesSAN": "Qh4+ g5 Qxg5+ f6 Qxf6#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "3r1bk1/pp1q1ppp/8/2pr4/8/2B3QP/PPP2PP1/1K2R2R b - - 7 21", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nxd4 5. Qxd4 c5 6. Qe3 d6 7. Nc3 Nf6 8. Bd2 Be7 9. Bb5+ Bd7 10. Bxd7+ Qxd7 11. O-O-O O-O 12. h3 d5 13. Nxd5 Nxd5 14. exd5 Rfe8 15. Qg3 Bd6 16. Qg5 Re5 17. Qh4 Rxd5 18. Bc3 Be7 19. Qg3 Bf8 20. Kb1 Rd8 21. Rde1 *", + "Moves": "d5d1 e1d1 d7d1 h1d1 d8d1", + "MovesSAN": "Rd1+ Rxd1 Qxd1+ Rxd1 Rxd1#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r2r3k/p4Qpp/4p3/4q3/8/8/PP2n1PP/3R1R1K w - - 1 27", + "PGN": "1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 Nc6 5. Nf3 d6 6. Bc4 Nf6 7. O-O Bg4 8. Bf4 e6 9. Re1 Bxf3 10. Qxf3 Be7 11. Rad1 O-O 12. e5 Ne8 13. exd6 Bxd6 14. Bxd6 Nxd6 15. Bd3 Qe7 16. Nd5 Qg5 17. Nf4 Ne5 18. Qh3 Nxd3 19. Nxd3 Nf5 20. f4 Qf6 21. Ne5 Rfd8 22. Qb3 Nd4 23. Qxb7 Qxf4 24. Rf1 Ne2+ 25. Kh1 Qxe5 26. Qxf7+ Kh8 *", + "Moves": "d1d8 a8d8 f7f8 d8f8 f1f8", + "MovesSAN": "Rxd8+ Rxd8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "2r1r1k1/p4pp1/1p5Q/2q2n1P/3p4/6R1/PPB1R1P1/2K5 w - - 0 29", + "PGN": "1. d4 d5 2. Bf4 e6 3. e3 Bd6 4. Bxd6 Qxd6 5. Nf3 Nf6 6. Bd3 Nbd7 7. Nbd2 c5 8. c3 b6 9. h4 Bb7 10. h5 h6 11. Ng1 e5 12. dxe5 Nxe5 13. Bc2 O-O 14. f4 Ned7 15. Ngf3 Rfe8 16. Qe2 Ng4 17. Nf1 Qe6 18. O-O-O Nxe3 19. f5 Qe7 20. Re1 d4 21. cxd4 Bxf3 22. Qxf3 cxd4 23. Rh3 Ne5 24. Qf4 N5g4 25. Rg3 Qc5 26. Nxe3 Nxe3 27. Re2 Rac8 28. Qxh6 Nxf5 *", + "Moves": "g3g7 f5g7 h6h7 g8f8 h7h8", + "MovesSAN": "Rxg7+ Nxg7 Qh7+ Kf8 Qh8#", + "Themes": "long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "8/1R3p1p/p5k1/6PN/5K2/r4n2/8/8 w - - 1 46", + "PGN": "1. d4 d5 2. c4 e6 3. Nc3 dxc4 4. e4 a6 5. a4 Nf6 6. Bg5 Be7 7. Bxc4 Nc6 8. Nf3 Ng4 9. Bxe7 Qxe7 10. O-O O-O 11. Qe2 Bd7 12. h3 Nf6 13. d5 exd5 14. exd5 Qxe2 15. Nxe2 Nb4 16. Ne5 Bf5 17. Nd4 Be4 18. f3 Bxd5 19. Bxd5 Nfxd5 20. Rfe1 c5 21. Nd7 Rfc8 22. Nf5 Rc7 23. Ne7+ Nxe7 24. Rxe7 Rac8 25. Rae1 g6 26. Re8+ Kg7 27. Rxc8 Rxc8 28. g4 Nd3 29. Re2 Rc7 30. Nb6 Nf4 31. Rh2 c4 32. h4 c3 33. Rc2 cxb2 34. Rxb2 Rc1+ 35. Kh2 Rc3 36. Kg3 Nd3 37. Nd5 Ra3 38. Rxb7 Rxa4 39. Nc7 Ra3 40. Ne8+ Kg8 41. Nf6+ Kg7 42. g5 Ne5 43. Kf4 Nxf3 44. h5 gxh5 45. Nxh5+ Kg6 *", + "Moves": "b7b6 f7f6 b6f6 g6h5 f6h6", + "MovesSAN": "Rb6+ f6 Rxf6+ Kxh5 Rh6#", + "Themes": "endgame exposedKing long mate mateIn3 sacrifice" + }, + { + "FEN": "r1b1k2r/pp2ppbp/6p1/8/4P3/3R3P/q2B1PP1/3Q1RK1 w kq - 2 18", + "PGN": "1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Nf3 c5 8. h3 Nc6 9. Bb5 cxd4 10. cxd4 Qa5+ 11. Bd2 Qxb5 12. Rb1 Qd3 13. Rb3 Qc4 14. Rc3 Qxa2 15. O-O Nxd4 16. Nxd4 Bxd4 17. Rd3 Bg7 *", + "Moves": "d3d8 e8d8 d2a5 d8e8 d1d8", + "MovesSAN": "Rd8+ Kxd8 Ba5+ Ke8 Qd8#", + "Themes": "attraction doubleCheck long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "4r1k1/ppQ3pp/2n5/3p4/3P4/2P1q3/P5PP/5R1K w - - 4 28", + "PGN": "1. e4 c5 2. Nf3 e6 3. c3 d5 4. exd5 exd5 5. d4 cxd4 6. cxd4 Nf6 7. Nc3 Bb4 8. Bd2 O-O 9. Bd3 Re8+ 10. Be2 Bg4 11. O-O Bxc3 12. Bxc3 Ne4 13. Ne5 Nxc3 14. bxc3 Bxe2 15. Qxe2 f6 16. f4 fxe5 17. fxe5 Rf8 18. Rf3 Rxf3 19. Qxf3 Nc6 20. Rf1 Qd7 21. Qe3 Rf8 22. Re1 Qf5 23. e6 Re8 24. Rf1 Qe4 25. Qg3 Rxe6 26. Qc7 Qe3+ 27. Kh1 Re8 *", + "Moves": "c7f7 g8h8 f7f8 e8f8 f1f8", + "MovesSAN": "Qf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "3r3k/1p3Qpp/2pqp3/8/4P2P/1B4P1/PPP4n/2K4R b - - 8 25", + "PGN": "1. e4 e5 2. Nc3 Nf6 3. d3 Bb4 4. Ne2 O-O 5. Bd2 c6 6. f4 exf4 7. Nxf4 d5 8. Be2 dxe4 9. Nxe4 Nxe4 10. dxe4 Bxd2+ 11. Qxd2 Qh4+ 12. g3 Qg5 13. O-O-O Nd7 14. Bc4 Ne5 15. Bb3 Bg4 16. Rdf1 Rad8 17. Qe3 Be6 18. h4 Qe7 19. Nxe6 fxe6 20. Qxa7 Rxf1+ 21. Rxf1 Qd6 22. Qe3 Ng4 23. Qf3 Nh2 24. Qf7+ Kh8 25. Rh1 *", + "Moves": "d6d2 c1b1 d2d1 h1d1 d8d1", + "MovesSAN": "Qd2+ Kb1 Qd1+ Rxd1 Rxd1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "8/pp4pk/6rp/8/2p1Q2P/2P1PrPq/PP3P2/3R1RK1 b - - 0 37", + "PGN": "1. d4 e6 2. Nf3 d5 3. Bf4 Bd6 4. Ne5 f6 5. Nd3 Bxf4 6. Nxf4 Qd6 7. Nd3 e5 8. dxe5 fxe5 9. e3 Nf6 10. c3 O-O 11. Be2 c5 12. O-O c4 13. Nc1 Qc6 14. Nd2 Be6 15. Nf3 Nbd7 16. Re1 h6 17. Bf1 Rad8 18. Ne2 Bf7 19. Qc2 Nc5 20. Ng3 Qc7 21. Red1 Nfe4 22. Nxe4 Nxe4 23. Be2 Bg6 24. Qc1 Bh5 25. Re1 Qd6 26. Qd1 Qf6 27. Rf1 Bxf3 28. Bxf3 Rd6 29. Qe2 Ng5 30. Bg4 e4 31. h4 Ne6 32. Bxe6+ Qxe6 33. g3 Qh3 34. Rad1 Rf3 35. Qd2 Rg6 36. Qxd5+ Kh7 37. Qxe4 *", + "Moves": "f3g3 f2g3 h3g3 g1h1 g3h3", + "MovesSAN": "Rxg3+ fxg3 Qxg3+ Kh1 Qh3#", + "Themes": "endgame kingsideAttack long mate mateIn3 sacrifice" + }, + { + "FEN": "r7/p1p1b2p/1p1p2pk/3P3P/8/PQKB4/1P3q1P/1R5R b - - 1 28", + "PGN": "1. d4 e6 2. Bf4 f5 3. e3 Nf6 4. Nc3 Be7 5. Nf3 O-O 6. Ne2 b6 7. Ng3 Bb7 8. c4 Bxf3 9. Qxf3 Bb4+ 10. Kd1 Nc6 11. a3 Be7 12. d5 exd5 13. cxd5 Na5 14. Nxf5 d6 15. Qg3 Nh5 16. Qg4 g6 17. Nh6+ Kg7 18. Qh3 Rxf4 19. exf4 Kxh6 20. g4 Nb3 21. Rb1 Qh8 22. gxh5 Qd4+ 23. Qd3 Qa4 24. Qc2 Qd4+ 25. Bd3 Qxf4 26. Qxb3 Qf3+ 27. Kc2 Qxf2+ 28. Kc3 *", + "Moves": "e7f6 c3b4 f2c5 b4a4 c5a5", + "MovesSAN": "Bf6+ Kb4 Qc5+ Ka4 Qa5#", + "Themes": "exposedKing long mate mateIn3 middlegame" + }, + { + "FEN": "2k4r/ppp2p2/3P1q2/2P5/1P1bB1p1/P5P1/2Q3K1/2R1R3 b - - 2 28", + "PGN": "1. e4 d5 2. exd5 Nf6 3. c4 e6 4. dxe6 Bxe6 5. d4 Bb4+ 6. Nc3 Qd7 7. d5 Bf5 8. Nf3 Ne4 9. Bd2 Nxd2 10. Qxd2 Qe7+ 11. Be2 Nd7 12. O-O O-O-O 13. Rfe1 Qf6 14. a3 Bd6 15. b4 Ne5 16. Nxe5 Qxe5 17. g3 Qf6 18. Bf3 Be5 19. Rac1 h5 20. Ne4 Bxe4 21. Bxe4 g5 22. Qc2 g4 23. c5 h4 24. d6 hxg3 25. fxg3 Bd4+ 26. Kg2 Rxh2+ 27. Kxh2 Rh8+ 28. Kg2 *", + "Moves": "h8h2 g2h2 f6h6 h2g2 h6h3", + "MovesSAN": "Rh2+ Kxh2 Qh6+ Kg2 Qh3#", + "Themes": "attraction long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "6k1/ppp2rpp/1q6/8/7Q/4r3/PPP3PP/5R1K w - - 0 26", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Bc4 d6 4. Nc3 Be7 5. d4 O-O 6. dxe5 dxe5 7. Qe2 Nc6 8. O-O Bg4 9. Rd1 Nd4 10. Qe3 Bxf3 11. Rxd4 exd4 12. Qxf3 dxc3 13. Qxc3 Nxe4 14. Qe3 Nd6 15. Bb3 Nf5 16. Qf3 Nh4 17. Qe2 Re8 18. Be3 Bc5 19. Rd1 Qf6 20. Qc4 Bxe3 21. fxe3 Qg6 22. Qxh4 Rxe3 23. Rf1 Qb6 24. Kh1 Rf8 25. Bxf7+ Rxf7 *", + "Moves": "h4d8 e3e8 d8e8 f7f8 e8f8", + "MovesSAN": "Qd8+ Re8 Qxe8+ Rf8 Qxf8#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "2R5/1p1rkp1p/6p1/1p2PP2/4P3/7P/1r1p2B1/6K1 w - - 0 28", + "PGN": "1. g4 c6 2. Bg2 g6 3. c4 Bg7 4. Nc3 e6 5. d3 d5 6. cxd5 cxd5 7. Qb3 Nc6 8. h3 Nge7 9. Nf3 O-O 10. Bg5 Qc7 11. Nb5 Qd7 12. Rc1 a6 13. Bxe7 Nxe7 14. Rc7 Qxb5 15. Qxb5 axb5 16. Rxe7 Rxa2 17. O-O Rxb2 18. d4 Rd8 19. Ne5 Bxe5 20. dxe5 Bd7 21. Rc1 Kf8 22. Rxd7 Rxd7 23. Rc8+ Ke7 24. e4 d4 25. f4 d3 26. f5 exf5 27. gxf5 d2 *", + "Moves": "f5f6 e7e6 c8e8 d7e7 e8e7", + "MovesSAN": "f6+ Ke6 Re8+ Re7 Rxe7#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "8/7k/5pq1/P2Q3p/3P3r/4B1P1/5P2/6K1 b - - 0 52", + "PGN": "1. e4 e6 2. Nf3 d5 3. e5 c5 4. Be2 Nc6 5. c3 Bd7 6. O-O Nge7 7. d4 Ng6 8. Bg5 Qb6 9. b3 Be7 10. Be3 O-O 11. a4 Na5 12. b4 cxb4 13. cxb4 Bxb4 14. Nbd2 Rac8 15. Rb1 Nc6 16. Nb3 a5 17. Nc5 Qc7 18. Nxd7 Qxd7 19. Bb5 Qe7 20. Bg5 f6 21. exf6 gxf6 22. Bh6 Rf7 23. h3 Kh8 24. Nh2 Rg8 25. Nf3 Bd6 26. Qd2 Qc7 27. Rfe1 Bb4 28. Rxb4 Nxb4 29. Rxe6 Qc2 30. Qe3 Qf5 31. Re8 Re7 32. Rxe7 Nxe7 33. Qxe7 Qxf3 34. g3 Nc6 35. Bxc6 bxc6 36. Qd6 Re8 37. Be3 Qf5 38. Qxc6 Rg8 39. Qb6 Ra8 40. Bh6 Qg6 41. Qb7 Re8 42. Be3 Qf5 43. Qb5 Ra8 44. Qb7 Re8 45. Qb5 Ra8 46. Qb7 Rg8 47. Qb6 h5 48. h4 Rg4 49. Qxa5 Qg6 50. Qd8+ Kh7 51. Qxd5 Rxh4 52. a5 *", + "Moves": "g6b1 e3c1 b1c1 g1g2 c1h1", + "MovesSAN": "Qb1+ Bc1 Qxc1+ Kg2 Qh1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "r4r1k/1pp3pp/p2pB3/3Pn3/2P3Pq/1PQ5/P5PP/R1B1R1K1 b - - 0 19", + "PGN": "1. c4 e5 2. Nc3 Bc5 3. Nf3 Nc6 4. e3 f5 5. d4 exd4 6. exd4 Bb4 7. d5 Nce7 8. Qb3 Bxc3+ 9. Qxc3 Nf6 10. Bd3 d6 11. O-O O-O 12. Re1 a6 13. Nd4 Ng6 14. Bxf5 Ne5 15. Ne6 Bxe6 16. Bxe6+ Kh8 17. b3 Nfg4 18. f3 Qh4 19. fxg4 *", + "Moves": "h4f2 g1h1 f2f1 e1f1 f8f1", + "MovesSAN": "Qf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "5rk1/1p3qpp/p1pP4/2P5/3Pp1Q1/4P3/PP4PP/2R3K1 b - - 2 28", + "PGN": "1. d4 f5 2. Nf3 Nf6 3. Bg5 d6 4. e3 e6 5. Bb5+ Nbd7 6. Nbd2 Be7 7. c3 O-O 8. Ba4 a6 9. O-O d5 10. c4 c6 11. c5 Qc7 12. Bf4 Qd8 13. Ne5 Nxe5 14. Bxe5 Ne4 15. Nxe4 fxe4 16. Qg4 Bf6 17. Qh5 Bd7 18. Bxf6 Qxf6 19. Bc2 Be8 20. Qg4 Bg6 21. Rac1 Rae8 22. f3 e5 23. fxe4 Qe7 24. exd5 Bxc2 25. Rxf8+ Rxf8 26. Rxc2 e4 27. d6 Qf7 28. Rc1 *", + "Moves": "f7f2 g1h1 f2f1 c1f1 f8f1", + "MovesSAN": "Qf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "6k1/2p3P1/p5K1/P7/7P/2p5/8/8 w - - 0 51", + "PGN": "1. e4 e5 2. Nf3 d6 3. d4 exd4 4. Nxd4 Bd7 5. Nc3 Nc6 6. Bc4 Nf6 7. Bg5 Be7 8. O-O O-O 9. Qd3 Ne5 10. Qe2 Nxc4 11. Qxc4 h6 12. Bxf6 Bxf6 13. Rfe1 a6 14. Nb3 Bxc3 15. Qxc3 Bc6 16. Rad1 Qg5 17. Re3 Qh5 18. Rde1 Rae8 19. Rg3 Qe5 20. Qxe5 Rxe5 21. Rge3 Rfe8 22. f3 f5 23. Nd4 fxe4 24. Nxc6 bxc6 25. Rxe4 Kf7 26. Rxe5 Rxe5 27. Rxe5 dxe5 28. Kf2 Ke6 29. Ke3 Kf5 30. g4+ Ke6 31. Ke4 g6 32. h4 Kd6 33. b4 Ke6 34. c4 Kd6 35. c5+ Ke6 36. a4 Kf6 37. a5 Ke6 38. f4 exf4 39. Kxf4 Kd5 40. g5 h5 41. Ke3 Kc4 42. Ke4 Kxb4 43. Ke5 Kxc5 44. Kf6 Kd5 45. Kxg6 Ke6 46. Kxh5 Kf7 47. Kh6 c5 48. g6+ Kg8 49. g7 c4 50. Kg6 c3 *", + "Moves": "h4h5 c3c2 h5h6 c7c6 h6h7", + "MovesSAN": "h5 c2 h6 c6 h7#", + "Themes": "advancedPawn endgame long mate mateIn3 pawnEndgame quietMove" + }, + { + "FEN": "5Q2/4p3/1p4p1/p3q2k/4nR1P/8/2P3PK/3r4 w - - 1 42", + "PGN": "1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Nxd7 5. d4 cxd4 6. Nxd4 Ngf6 7. Nc3 g6 8. O-O Bg7 9. f4 O-O 10. Be3 Rc8 11. Kh1 a6 12. a4 Rxc3 13. bxc3 Nxe4 14. Qd3 Ndc5 15. Qc4 d5 16. Qb4 a5 17. Qb2 Qd7 18. Nb5 Rc8 19. Bd4 Nd2 20. Bxg7 Nxf1 21. Rxf1 Kxg7 22. c4+ Kg8 23. cxd5 Qxd5 24. Qc3 b6 25. h3 Rd8 26. Nc7 Qd7 27. Nb5 Nxa4 28. Qc4 Nc5 29. f5 Qd5 30. Qg4 Qe4 31. fxg6 hxg6 32. Qg3 Qc4 33. Qf2 Ne4 34. Qf4 Qxb5 35. Qxf7+ Kh8 36. Rf4 Rd1+ 37. Kh2 Qe5 38. Qf8+ Kh7 39. Qf7+ Kh6 40. Qf8+ Kg5 41. h4+ Kh5 *", + "Moves": "g2g4 h5h4 f8h6 e5h5 g4h5", + "MovesSAN": "g4+ Kxh4 Qh6+ Qh5 gxh5#", + "Themes": "discoveredAttack endgame killBoxMate long mate mateIn3" + }, + { + "FEN": "N1b2r1k/pp1p3p/6p1/3Q4/2B1P1n1/P1q5/2P1KP2/R4R2 b - - 1 20", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Nc3 g6 4. Bc4 Nh6 5. h3 Bg7 6. a3 O-O 7. g4 Kh8 8. d3 Nd4 9. Nh2 f5 10. Nd5 fxe4 11. dxe4 Qh4 12. Be3 Qxh3 13. Bxd4 exd4 14. Nxc7 Be5 15. Nxa8 Bxh2 16. Rf1 Nxg4 17. Qxd4+ Be5 18. Qd5 Bc3+ 19. bxc3 Qxc3+ 20. Ke2 *", + "Moves": "f8f2 f1f2 c3e3 e2d1 g4f2", + "MovesSAN": "Rxf2+ Rxf2 Qe3+ Kd1 Nxf2#", + "Themes": "attraction long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "5rk1/3Q1ppp/8/p7/8/6PK/Prq4P/4RR2 w - - 2 25", + "PGN": "1. Nf3 c5 2. g3 d6 3. Bg2 e5 4. O-O Nc6 5. c3 a5 6. d4 e4 7. Nfd2 d5 8. f3 Nf6 9. fxe4 dxe4 10. Nxe4 Nxe4 11. Bxe4 cxd4 12. Bxc6+ bxc6 13. cxd4 Bd6 14. Qc2 Bb7 15. Qb3 O-O 16. Qxb7 c5 17. dxc5 Bxc5+ 18. e3 Qd3 19. Nc3 Bxe3+ 20. Bxe3 Qxe3+ 21. Kg2 Rab8 22. Qd7 Rxb2+ 23. Kh3 Qxc3 24. Rae1 Qc2 *", + "Moves": "d7f7 f8f7 e1e8 f7f8 f1f8", + "MovesSAN": "Qxf7+ Rxf7 Re8+ Rf8 Rfxf8#", + "Themes": "endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "k6r/1ppr2pp/5p1n/5Q2/5b2/2P2q2/PP3B2/R2R1K2 w - - 0 29", + "PGN": "1. e4 Nc6 2. d4 d5 3. exd5 Qxd5 4. c3 Bf5 5. Nf3 O-O-O 6. Bf4 Qe4+ 7. Be3 e5 8. Nbd2 Qg4 9. h3 Qh5 10. Be2 Qg6 11. g4 Bc2 12. Qc1 Be7 13. O-O Bd3 14. Bxd3 Qxd3 15. Rd1 exd4 16. Nxd4 Nxd4 17. Bxd4 f6 18. Nb3 Qxh3 19. Nc5 Bd6 20. f4 Qxg4+ 21. Kh1 Qh3+ 22. Kg1 Qg3+ 23. Kf1 Bxf4 24. Qc2 Nh6 25. Qf5+ Kb8 26. Nd7+ Ka8 27. Bxa7 Qf3+ 28. Bf2 Rxd7 *", + "Moves": "f5a5 a8b8 a5a7 b8c8 a7a8", + "MovesSAN": "Qa5+ Kb8 Qa7+ Kc8 Qa8#", + "Themes": "long mate mateIn3 middlegame queensideAttack" + }, + { + "FEN": "8/p6p/5bpk/3q4/5PP1/1P2QnKP/P7/2R5 b - - 4 38", + "PGN": "1. e4 e6 2. d4 d5 3. e5 c5 4. c4 Nc6 5. cxd5 exd5 6. Bb5 Bd7 7. Bxc6 bxc6 8. f4 cxd4 9. Qxd4 c5 10. Qxd5 Nh6 11. Nf3 Rc8 12. O-O Nf5 13. Nc3 Be7 14. b3 O-O 15. Bd2 Qc7 16. Rac1 Rcd8 17. Qe4 Qb6 18. Kh1 Bc6 19. Qc4 Bxf3 20. Rxf3 Rxd2 21. Nd5 Rxd5 22. Qxd5 Rd8 23. Qe4 Nd4 24. Rfc3 f5 25. exf6 Bxf6 26. Rxc5 Qa6 27. R5c4 Qb5 28. h3 Re8 29. Qd3 Qh5 30. Rc8 Rxc8 31. Rxc8+ Kf7 32. Qc4+ Kg6 33. Qd3+ Kh6 34. Rc1 Qf5 35. Qe3 g6 36. g4 Qd5+ 37. Kh2 Nf3+ 38. Kg3 *", + "Moves": "f6h4 g3g2 f3e1 g2f1 d5g2", + "MovesSAN": "Bh4+ Kg2 Ne1+ Kf1 Qg2#", + "Themes": "doubleCheck endgame long mate mateIn3" + }, + { + "FEN": "8/pR6/2p5/6k1/5Np1/2P1P1K1/PP1n2P1/5r2 b - - 3 36", + "PGN": "1. e4 e5 2. d3 d5 3. exd5 Qxd5 4. Nf3 Bg4 5. Be2 Nf6 6. O-O Bc5 7. Nc3 Qd6 8. Be3 O-O 9. Bxc5 Qxc5 10. h3 Bh5 11. Ne4 Nxe4 12. dxe4 Nc6 13. Nh2 Rad8 14. Qe1 Bxe2 15. Qxe2 Nd4 16. Qd3 f5 17. c3 fxe4 18. Qxe4 Rf4 19. Qe3 Ne6 20. Nf3 Qxe3 21. fxe3 Rf5 22. Rad1 Rdf8 23. Rd7 g5 24. Rdd1 Nc5 25. Nh2 Ne4 26. Rxf5 Rxf5 27. Ng4 Kg7 28. Rd5 h5 29. Nxe5 c6 30. Rd7+ Kf6 31. Nd3 Nd2 32. Rxb7 Rf1+ 33. Kh2 g4 34. hxg4 hxg4 35. Nf4 Kg5 36. Kg3 *", + "Moves": "d2e4 g3h2 g4g3 h2h3 f1h1", + "MovesSAN": "Ne4+ Kh2 g3+ Kh3 Rh1#", + "Themes": "endgame exposedKing long mate mateIn3" + }, + { + "FEN": "2b1k3/2p3pp/3pP3/3P4/3Nn1nq/P2N3P/5rP1/R3QRK1 b - - 3 24", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 a6 5. d4 exd4 6. cxd4 Bb4+ 7. Bd2 Bxd2+ 8. Nbxd2 b5 9. Bb3 Nf6 10. e5 Ng4 11. Bxf7+ Kxf7 12. O-O Ke8 13. d5 Nb4 14. Qb3 a5 15. a3 Na6 16. Qxb5 Rb8 17. Qxa5 Rxb2 18. Nc4 Rf8 19. Nxb2 d6 20. e6 Nc5 21. Nd4 Qh4 22. h3 Rxf2 23. Qe1 Ne4 24. Nd3 *", + "Moves": "h4g3 f1f2 g3h2 g1f1 e4g3", + "MovesSAN": "Qg3 Rxf2 Qh2+ Kf1 Ng3#", + "Themes": "kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "1k1r4/ppp4p/1bb5/8/8/2P2RBQ/PP4PP/3R3K b - - 0 27", + "PGN": "1. e4 e5 2. f4 exf4 3. Nf3 Bd6 4. d4 Qe7 5. e5 Bb4+ 6. c3 Ba5 7. Bxf4 d6 8. Bc4 dxe5 9. Qa4+ Nc6 10. Bxe5 Bb6 11. O-O Bd7 12. Bxg7 Qe3+ 13. Kh1 O-O-O 14. Bxh8 Nh6 15. Bf6 Rg8 16. Nbd2 Ng4 17. Bh4 Nxd4 18. Qd1 Nxf3 19. Rxf3 Qh6 20. Bg3 Ne3 21. Qe2 Nxc4 22. Qxc4 Qxd2 23. Qxf7 Rd8 24. Rb1 Bc6 25. Qf5+ Kb8 26. Qh3 Qd1+ 27. Rxd1 *", + "Moves": "d8d1 g3e1 d1e1 f3f1 e1f1", + "MovesSAN": "Rxd1+ Be1 Rxe1+ Rf1 Rxf1#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "1rb1kb1r/pp3p2/3p4/1Np3B1/4P1n1/2N5/PPP5/R4BK1 w k - 1 18", + "PGN": "1. e4 d6 2. d4 Nf6 3. Nc3 Nbd7 4. Nf3 e5 5. Rg1 c6 6. g4 h6 7. h4 exd4 8. Qxd4 Qb6 9. Be3 Qxd4 10. Nxd4 Ne5 11. f3 c5 12. Ndb5 Nxf3+ 13. Kf2 Nxg1 14. Kxg1 Nxg4 15. Bf4 g5 16. hxg5 hxg5 17. Bxg5 Rb8 *", + "Moves": "b5c7 e8d7 f1b5 d7c7 c3d5", + "MovesSAN": "Nc7+ Kd7 Bb5+ Kxc7 Nd5#", + "Themes": "long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "N5k1/pp4pp/2p5/5p1q/3PnP2/1P1QRRPr/PBP5/5K2 b - - 4 25", + "PGN": "1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Nf3 Nf6 7. Bd3 Bxd3 8. Qxd3 e6 9. O-O Bd6 10. Ng5 O-O 11. N5e4 Nxe4 12. Nxe4 Bc7 13. b3 Qh4 14. g3 Qh5 15. Bb2 Nd7 16. f4 f5 17. Ng5 Rf6 18. Rae1 Rh6 19. h4 Qg4 20. Nxe6 Rxh4 21. Nxc7 Rh3 22. Re3 Nf6 23. Nxa8 Ne4 24. Rff3 Qh5 25. Kf1 *", + "Moves": "h3h1 f1e2 h5h2 f3f2 h2f2", + "MovesSAN": "Rh1+ Ke2 Qh2+ Rf2 Qxf2#", + "Themes": "exposedKing long mate mateIn3 middlegame" + }, + { + "FEN": "r4r1k/8/2np2pp/p3b3/8/6RP/3Q2PK/5q2 w - - 0 36", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. c3 a6 4. d4 cxd4 5. cxd4 e6 6. d5 Nb8 7. Nc3 d6 8. Be2 e5 9. O-O Bd7 10. a4 Nf6 11. Bg5 Be7 12. Rc1 h6 13. Be3 O-O 14. Qd2 Qe8 15. b3 Nh7 16. Ne1 Bd8 17. f4 Ba5 18. b4 Bxb4 19. Rb1 a5 20. fxe5 Qxe5 21. Bxh6 Bxc3 22. Qc2 Bd4+ 23. Kh1 gxh6 24. Rxb7 Ng5 25. Nd3 Qxe4 26. Bf3 Nxf3 27. Rxf3 Qxd5 28. Rg3+ Kh8 29. Qd2 Bg7 30. Rb5 Bxb5 31. axb5 Qxb5 32. h3 Nc6 33. Nf4 Qf1+ 34. Kh2 Be5 35. Ng6+ fxg6 *", + "Moves": "d2h6 h8g8 h6g6 e5g7 g6g7", + "MovesSAN": "Qxh6+ Kg8 Qxg6+ Bg7 Qxg7#", + "Themes": "exposedKing long mate mateIn3 middlegame" + }, + { + "FEN": "7k/1q2r1bp/p5p1/1p4P1/1P2p3/PQ3R2/7K/5R2 w - - 0 49", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Bg5 c5 5. e3 d6 6. Nf3 Nbd7 7. Bd3 Qa5 8. Qc2 cxd4 9. exd4 d5 10. O-O dxc4 11. Bxc4 O-O 12. a3 Be7 13. b4 Qc7 14. Bd3 a6 15. Rac1 Qd6 16. Rfe1 b5 17. Ne5 g6 18. f4 Qxd4+ 19. Kh1 Nxe5 20. fxe5 Nd5 21. Nxd5 Bxg5 22. Rcd1 Qxd5 23. Be4 Qxe5 24. Bxa8 Qf4 25. Rf1 Qe3 26. Rf3 Qa7 27. Be4 Bb7 28. Bxb7 Qxb7 29. Qc3 Rc8 30. Qe5 Bh6 31. h3 Bg7 32. Qd6 Rc6 33. Qd8+ Bf8 34. Rdf1 Rc8 35. Qf6 Rc7 36. g4 Bg7 37. Qd8+ Bf8 38. Qf6 Bg7 39. Qd8+ Bf8 40. Qh4 Bg7 41. g5 Rd7 42. Qf4 Rc7 43. h4 Rd7 44. h5 e5 45. Qe3 Re7 46. hxg6 fxg6 47. Qb3+ Kh8 48. Kh2 e4 *", + "Moves": "f3f8 g7f8 f1f8 h8g7 f8g8", + "MovesSAN": "Rf8+ Bxf8 Rxf8+ Kg7 Rg8#", + "Themes": "endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "5rk1/pp3ppp/8/6qP/1P6/r5PP/4RQ1K/5R2 w - - 0 28", + "PGN": "1. d4 d5 2. Bf4 Nd7 3. Nf3 Ngf6 4. e3 e6 5. h3 Be7 6. a3 O-O 7. c4 c5 8. cxd5 exd5 9. dxc5 Nxc5 10. b4 Nce4 11. Bd3 Bf5 12. O-O Rc8 13. Qe2 Nh5 14. Bh2 Bf6 15. Ra2 Nc3 16. Nxc3 Bxd3 17. Qxd3 Rxc3 18. Qd2 d4 19. g4 Qd5 20. Nxd4 Bxd4 21. gxh5 Qg5+ 22. Bg3 Bf6 23. Qe2 Be5 24. Kh2 Bxg3+ 25. fxg3 Rxe3 26. Qf2 Rc3 27. Re2 Rxa3 *", + "Moves": "f2f7 f8f7 e2e8 f7f8 f1f8", + "MovesSAN": "Qxf7+ Rxf7 Re8+ Rf8 Rfxf8#", + "Themes": "endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "r1bq2k1/pp4pp/2p5/4r3/4n3/3B1Q2/PPP3PP/R4RK1 w - - 0 18", + "PGN": "1. d4 d5 2. Bf4 Nf6 3. e3 e6 4. Nd2 Bd6 5. Bg3 c6 6. Bd3 O-O 7. Ngf3 Re8 8. Ne5 Bxe5 9. dxe5 Nfd7 10. f4 f5 11. exf6 Nxf6 12. O-O Nbd7 13. Qf3 e5 14. fxe5 Nxe5 15. Bxe5 Rxe5 16. e4 dxe4 17. Nxe4 Nxe4 *", + "Moves": "f3f7 g8h8 f7f8 d8f8 f1f8", + "MovesSAN": "Qf7+ Kh8 Qf8+ Qxf8 Rxf8#", + "Themes": "backRankMate long mate mateIn3 middlegame" + }, + { + "FEN": "8/2Q1R1bk/1p1B1ppp/1r6/3P4/8/5PPP/6K1 b - - 1 27", + "PGN": "1. e4 Nf6 2. e5 Nd5 3. Nf3 d6 4. c4 Nb6 5. d4 dxe5 6. Nxe5 f6 7. Nf3 Bg4 8. Be2 Bxf3 9. c5 N6d7 10. Bxf3 c6 11. O-O g6 12. Re1 Bg7 13. Bf4 O-O 14. Nc3 b6 15. cxb6 axb6 16. Rc1 Qc7 17. Bxc7 Na6 18. Bg3 Nb4 19. Rxe7 Nxa2 20. Nxa2 Rxa2 21. Rxd7 Rxb2 22. Bxc6 h6 23. Bd6 Rc8 24. Re7 Kh7 25. Bb5 Rxc1 26. Qxc1 Rxb5 27. Qc7 *", + "Moves": "b5b1 c7c1 b1c1 e7e1 c1e1", + "MovesSAN": "Rb1+ Qc1 Rxc1+ Re1 Rxe1#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "6k1/p4p2/6p1/2p1rnn1/3p2q1/3P2P1/P1PB1KQ1/7R w - - 0 35", + "PGN": "1. e4 c5 2. Nc3 d6 3. f4 g6 4. Bc4 Bg7 5. Nf3 e6 6. O-O Ne7 7. d3 O-O 8. Qe1 d5 9. exd5 exd5 10. Bb3 d4 11. Ne4 b6 12. Nfg5 Bb7 13. Qh4 h6 14. Nf3 Nf5 15. Qe1 Re8 16. Bd2 Na6 17. g4 Nd6 18. g5 h5 19. Qf2 Qd7 20. Ne5 Bxe5 21. fxe5 Qg4+ 22. Ng3 Nf5 23. Rae1 Nc7 24. Ba4 Re7 25. b4 Ne6 26. bxc5 bxc5 27. Rb1 h4 28. Rxb7 Rxb7 29. Bc6 hxg3 30. hxg3 Rab8 31. Bxb7 Rxb7 32. Qg2 Re7 33. Kf2 Nxg5 34. Rh1 Rxe5 *", + "Moves": "g2a8 e5e8 a8e8 g8g7 e8h8", + "MovesSAN": "Qa8+ Re8 Qxe8+ Kg7 Qh8#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "6k1/4bppp/p3P3/1p2P3/2p3P1/Pq2BQ2/1P1r3P/7K w - - 0 31", + "PGN": "1. e4 e5 2. c3 Nf6 3. d4 exd4 4. e5 Qe7 5. cxd4 Nd5 6. Bc4 c6 7. Ne2 Qb4+ 8. Nd2 Nb6 9. Bb3 d5 10. O-O Be7 11. f4 O-O 12. Nf3 Bf5 13. Nc3 Nc4 14. a3 Qb6 15. Bxc4 dxc4 16. Kh1 Na6 17. d5 cxd5 18. Nxd5 Qe6 19. Nc7 Nxc7 20. Nd4 Qg6 21. Nxf5 Qxf5 22. Qf3 b5 23. Be3 a6 24. Rfd1 Ne6 25. g4 Qc2 26. Rd2 Qb3 27. Rad1 Rfd8 28. f5 Rxd2 29. Rxd2 Rd8 30. fxe6 Rxd2 *", + "Moves": "f3f7 g8h8 f7e8 e7f8 e8f8", + "MovesSAN": "Qxf7+ Kh8 Qe8+ Bf8 Qxf8#", + "Themes": "endgame fork long mate mateIn3" + }, + { + "FEN": "r5k1/pb3ppp/1p5r/n1p1p3/4N2q/PP1P2N1/B1P1QPPP/2R1R1K1 b - - 2 20", + "PGN": "1. e4 e5 2. Bc4 Nf6 3. d3 Nc6 4. Bg5 Be7 5. Nf3 O-O 6. Bxf6 Bxf6 7. a3 Na5 8. Ba2 c6 9. b3 b6 10. O-O d5 11. Nbd2 dxe4 12. Nxe4 c5 13. Rc1 Bb7 14. Qe2 Re8 15. Rfe1 Be7 16. Ng3 Bd6 17. Nd2 Qh4 18. Nde4 Re6 19. Nxd6 Rh6 20. Nde4 *", + "Moves": "h4h2 g1f1 h2h1 g3h1 h6h1", + "MovesSAN": "Qxh2+ Kf1 Qh1+ Nxh1 Rxh1#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "3Nbr2/pBk3b1/Pq2p3/1p2p3/2p1P3/1PpQ2P1/5P2/3R2K1 w - - 0 37", + "PGN": "1. Nf3 Nc6 2. g3 d5 3. d4 Bf5 4. Bg2 Qd7 5. h3 h5 6. Ne5 Nxe5 7. dxe5 e6 8. Be3 O-O-O 9. Bd4 c5 10. Bc3 d4 11. Bd2 Qb5 12. b3 Ne7 13. a4 Qb6 14. Na3 Nc6 15. Nc4 Qc7 16. a5 Nxe5 17. Bf4 f6 18. a6 b5 19. Bb7+ Kb8 20. Na5 Rd6 21. e4 Bg6 22. O-O Be8 23. Bxe5 fxe5 24. Qf3 g5 25. Rfd1 Rg8 26. c3 g4 27. hxg4 hxg4 28. Qf6 Bg7 29. Qg5 Bf7 30. Qxg4 dxc3 31. Rxd6 Qxd6 32. Rd1 Qb6 33. Nc6+ Kc7 34. Qf3 Be8 35. Nd8 Rf8 36. Qd3 c4 *", + "Moves": "d8e6 c7b8 d3d8 b6d8 d1d8", + "MovesSAN": "Nxe6+ Kb8 Qd8+ Qxd8 Rxd8#", + "Themes": "exposedKing long mate mateIn3 middlegame" + }, + { + "FEN": "7k/2p2Q1p/3q2pB/pp6/3b4/PB3R2/KP4P1/4r3 b - - 3 38", + "PGN": "1. d4 f5 2. e4 fxe4 3. Nc3 Nf6 4. f3 exf3 5. Nxf3 Nc6 6. Bd3 e6 7. O-O Be7 8. Qe1 O-O 9. Qg3 Bd6 10. Qg5 Qe8 11. Kh1 Ne7 12. Ne4 Nxe4 13. Bxe4 Nf5 14. c3 Be7 15. Qd2 Qh5 16. Kg1 d5 17. Bd3 Bd6 18. Qc2 Ne3 19. Bxe3 Rxf3 20. Rxf3 Qxh2+ 21. Kf2 Qh4+ 22. Ke2 e5 23. dxe5 Bxe5 24. Raf1 Bg4 25. Kd2 Bxf3 26. Rxf3 Qg4 27. Kc1 g6 28. Kb1 Re8 29. a3 Qe6 30. Bh6 Qb6 31. Qf2 Qd6 32. Bc2 d4 33. cxd4 Bxd4 34. Qf1 a5 35. Qc4+ Kh8 36. Bb3 b5 37. Qf7 Re1+ 38. Ka2 *", + "Moves": "e1a1 a2a1 d6a3 a1b1 a3b2", + "MovesSAN": "Ra1+ Kxa1 Qxa3+ Kb1 Qxb2#", + "Themes": "attraction deflection long mate mateIn3 middlegame pin sacrifice" + }, + { + "FEN": "2kr4/pp2n2Q/2n1p3/8/8/4BN2/Pq3PPP/2R3K1 b - - 1 18", + "PGN": "1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 e6 5. Nf3 Nc6 6. Bc4 Bb4 7. O-O Nge7 8. Qb3 Bxc3 9. Qxc3 d5 10. exd5 exd5 11. Rd1 Be6 12. Qxg7 Rg8 13. Qxh7 Qb6 14. Bxd5 O-O-O 15. Bxe6+ fxe6 16. Rxd8+ Rxd8 17. Be3 Qxb2 18. Rc1 *", + "Moves": "b2c1 e3c1 d8d1 f3e1 d1e1", + "MovesSAN": "Qxc1+ Bxc1 Rd1+ Ne1 Rxe1#", + "Themes": "backRankMate fork long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r4r2/1b2n2k/1p2p1p1/pPq1B1Q1/P2p1PP1/3B4/2P4P/R5K1 w - - 0 28", + "PGN": "1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Ba5 6. b4 cxd4 7. Nb5 Bc7 8. f4 Nc6 9. Nf3 a5 10. Nxc7+ Qxc7 11. b5 Nce7 12. Bb2 Ng6 13. g3 f6 14. Bxd4 fxe5 15. Nxe5 N8e7 16. Bd3 O-O 17. O-O Nxe5 18. Bxe5 Qc5+ 19. Rf2 Nf5 20. a4 Ne3 21. Qe2 d4 22. Qh5 Nf5 23. g4 g6 24. Qg5 Ne7 25. Rf3 b6 26. Rh3 Bb7 27. Rxh7 Kxh7 *", + "Moves": "d3g6 e7g6 g5h5 h7g8 h5g6", + "MovesSAN": "Bxg6+ Nxg6 Qh5+ Kg8 Qxg6#", + "Themes": "deflection long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "8/1bq4k/1p2Q1pp/8/1PP5/3P1N2/6Kb/5R2 b - - 0 37", + "PGN": "1. c4 Nf6 2. Nc3 g6 3. e4 c5 4. g3 Bg7 5. Bg2 O-O 6. Nge2 Nc6 7. O-O d6 8. d3 a6 9. Rb1 Bd7 10. a3 a5 11. Nd5 e6 12. Nxf6+ Bxf6 13. Be3 Qc7 14. f4 Rab8 15. e5 Bg7 16. Nc3 Nd4 17. Bxd4 cxd4 18. exd6 Qxd6 19. Ne4 Qc7 20. b4 axb4 21. axb4 b6 22. Qd2 h6 23. Rfc1 Kh7 24. Qf2 f5 25. Nd2 e5 26. fxe5 Bxe5 27. Nf3 Bd6 28. Qxd4 f4 29. gxf4 Rxf4 30. Qe3 Re8 31. Qd2 Bc6 32. Rf1 Rg4 33. Kh1 Bxh2 34. Rbe1 Rxe1 35. Qxe1 Bb7 36. Qe6 Rxg2 37. Kxg2 *", + "Moves": "c7g3 g2h1 b7f3 f1f3 g3g1", + "MovesSAN": "Qg3+ Kh1 Bxf3+ Rxf3 Qg1#", + "Themes": "deflection endgame exposedKing long mate mateIn3" + }, + { + "FEN": "8/4Q2p/1q3ppk/p7/5P2/5KPP/8/8 w - - 2 42", + "PGN": "1. e4 c5 2. Nc3 g6 3. d3 Nc6 4. g3 Bg7 5. Bg2 e6 6. f4 Nge7 7. Nf3 O-O 8. O-O d5 9. exd5 exd5 10. Re1 Nf5 11. h3 Nfd4 12. Nxd4 Nxd4 13. Ne2 Be6 14. c3 Nxe2+ 15. Qxe2 Qd7 16. Kh2 Rfe8 17. Qf2 Bf5 18. Qxc5 Bxd3 19. Rxe8+ Rxe8 20. Be3 Be4 21. Bd4 Bxg2 22. Kxg2 Re2+ 23. Bf2 Qf5 24. Re1 Qe4+ 25. Kf1 Rxe1+ 26. Bxe1 Qh1+ 27. Ke2 Qe4+ 28. Kd1 Qb1+ 29. Ke2 Qxb2+ 30. Kf1 Qxa2 31. Qc8+ Bf8 32. Qxb7 Qc4+ 33. Kg1 Bc5+ 34. Bf2 Bxf2+ 35. Kxf2 Qxc3 36. Qxd5 Qc7 37. Qa8+ Kg7 38. Qd5 Qb6+ 39. Kf3 a5 40. Qe5+ f6 41. Qe7+ Kh6 *", + "Moves": "e7f8 h6h5 g3g4 h5h4 f8h6", + "MovesSAN": "Qf8+ Kh5 g4+ Kh4 Qh6#", + "Themes": "endgame long mate mateIn3 queenEndgame" + }, + { + "FEN": "3r1b1k/p3r2p/1p3q2/2p1N1N1/P2pbPR1/1P1Pn3/1B3K1P/6R1 w - - 0 34", + "PGN": "1. e4 e6 2. Nf3 d5 3. Nc3 Nf6 4. Bd3 Be7 5. O-O O-O 6. b3 c5 7. Re1 Nc6 8. Bb2 d4 9. Ne2 Nb4 10. Nc1 Nxd3 11. Nxd3 b6 12. Nfe5 Bb7 13. f3 Ne8 14. a4 f6 15. Nc4 Nc7 16. c3 e5 17. cxd4 exd4 18. Nf4 Qd7 19. d3 Rfe8 20. g4 Bf8 21. Nh5 Qf7 22. f4 Rad8 23. Qf3 g6 24. Ng3 f5 25. gxf5 gxf5 26. Kf2 fxe4 27. Nxe4 Nd5 28. Rg1+ Kh8 29. Ng5 Qf5 30. Ne5 Re7 31. Qe4 Qf6 32. Rg4 Ne3 33. Rag1 Bxe4 *", + "Moves": "g5f7 f6f7 e5f7 e7f7 g4g8", + "MovesSAN": "Ngf7+ Qxf7 Nxf7+ Rxf7 Rg8#", + "Themes": "fork long master mate mateIn3 middlegame" + }, + { + "FEN": "r5k1/6bp/p2pp1p1/3N4/P7/2P2Q2/1P3KPP/2q5 w - - 1 32", + "PGN": "1. e4 c5 2. Nc3 e6 3. f4 Nc6 4. Nf3 a6 5. a4 Qc7 6. Bc4 d6 7. O-O Nf6 8. d3 Be7 9. Qe1 O-O 10. Qg3 b6 11. f5 exf5 12. Bh6 Nh5 13. Qh3 fxe4 14. Qxh5 exf3 15. Rxf3 Ne5 16. Rg3 g6 17. Bxf8 Bxf8 18. Nd5 Qd8 19. Rf1 Bg7 20. Qe2 Be6 21. c3 b5 22. Ba2 c4 23. dxc4 bxc4 24. Bxc4 Qh4 25. Rf4 Qh6 26. Ne7+ Kf8 27. Bxe6 Qxf4 28. Nd5 Qc1+ 29. Kf2 fxe6 30. Rf3+ Nxf3 31. Qxf3+ Kg8 *", + "Moves": "d5e7 g8h8 f3a8 g7f8 a8f8", + "MovesSAN": "Ne7+ Kh8 Qxa8+ Bf8 Qxf8#", + "Themes": "discoveredAttack endgame long mate mateIn3" + }, + { + "FEN": "6k1/pR5p/2n1prp1/8/3PQ3/2P5/q4PPP/4R1K1 b - - 0 22", + "PGN": "1. d4 c6 2. c4 d5 3. cxd5 cxd5 4. Nc3 Nf6 5. e3 Nc6 6. Nf3 Bg4 7. Be2 Bxf3 8. Bxf3 e6 9. O-O Qb6 10. Re1 Bd6 11. Rb1 O-O 12. e4 Bb4 13. e5 Ne4 14. Bxe4 dxe4 15. Be3 Qa5 16. Qg4 Bxc3 17. bxc3 Qxa2 18. Bh6 g6 19. Bxf8 Rxf8 20. Qxe4 f5 21. exf6 Rxf6 22. Rxb7 *", + "Moves": "a2f2 g1h1 f2f1 e1f1 f6f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "2k5/pp2Q1p1/2p5/8/7r/3P4/PPP3R1/1K6 b - - 0 31", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d3 Bf5 5. Bd2 c6 6. Nf3 e6 7. Be2 Be7 8. h3 Nd7 9. Nd4 Bg6 10. f4 Ngf6 11. g4 h6 12. g5 hxg5 13. fxg5 Nd5 14. Bf3 Qc7 15. Rg1 O-O-O 16. Qe2 Rxh3 17. O-O-O Rdh8 18. Bg4 Rh2 19. Rg2 R2h4 20. Ne4 Nf4 21. Bxf4 Qxf4+ 22. Kb1 Bxg5 23. Rf1 Qc7 24. Nxg5 Ne5 25. Nxf7 Bxf7 26. Bxe6+ Bxe6 27. Nxe6 Qe7 28. Rf8+ Rxf8 29. Nxf8 Qxf8 30. Qxe5 Qe7 31. Qxe7 *", + "Moves": "h4h1 g2g1 h1g1 e7e1 g1e1", + "MovesSAN": "Rh1+ Rg1 Rxg1+ Qe1 Rxe1#", + "Themes": "backRankMate endgame long mate mateIn3 queenRookEndgame" + }, + { + "FEN": "4R3/Q4ppk/5q1p/5r2/P7/8/5RPP/6K1 b - - 0 26", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Nc3 Bc5 5. O-O Nd4 6. d3 h6 7. Nd5 c6 8. Nxf6+ Qxf6 9. Nxd4 Bxd4 10. c3 Bb6 11. Be3 d5 12. exd5 cxd5 13. Bxd5 O-O 14. d4 exd4 15. Bxd4 Bxd4 16. cxd4 Rd8 17. Qb3 Be6 18. Bxe6 Qxe6 19. Qxb7 Rab8 20. Qxa7 Rxb2 21. Rfe1 Qf6 22. d5 Rxd5 23. Re8+ Kh7 24. Rf1 Rf5 25. a4 Rbxf2 26. Rxf2 *", + "Moves": "f6a1 e8e1 a1e1 f2f1 e1f1", + "MovesSAN": "Qa1+ Re1 Qxe1+ Rf1 Qxf1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "r1b1r1kb/pp3p1p/6qB/3N2Qp/8/5P2/PPP1B1P1/2KR4 w - - 3 21", + "PGN": "1. d3 c5 2. d4 cxd4 3. Nf3 Nc6 4. Nxd4 Nxd4 5. Qxd4 Nf6 6. e4 g6 7. Nc3 Bg7 8. Be3 Nh5 9. Qd1 O-O 10. Be2 Nf6 11. Qd2 Re8 12. Bh6 Bh8 13. f3 d6 14. h4 e6 15. h5 Nxh5 16. Rxh5 gxh5 17. O-O-O d5 18. exd5 exd5 19. Nxd5 Qd6 20. Qg5+ Qg6 *", + "Moves": "d5e7 e8e7 d1d8 e7e8 d8e8", + "MovesSAN": "Ne7+ Rxe7 Rd8+ Re8 Rxe8#", + "Themes": "clearance fork long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "3r2k1/p4ppp/5n2/2p5/8/PPQ1P1P1/5P1P/R1Bb3K b - - 0 22", + "PGN": "1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. g3 e6 5. Bg2 Nc6 6. O-O Bb4 7. a3 Bd6 8. e3 e5 9. dxe5 Bxe5 10. Qc2 Bg4 11. Rd1 Qe7 12. Qxc4 O-O 13. Nc3 Bxc3 14. Qxc3 Ne5 15. Nxe5 Bxd1 16. Bxb7 Rae8 17. Nd3 Rd8 18. Nb4 c5 19. Nc6 Qxb7 20. Nxd8 Rxd8 21. b3 Qh1+ 22. Kxh1 *", + "Moves": "d1f3 h1g1 d8d1 c3e1 d1e1", + "MovesSAN": "Bf3+ Kg1 Rd1+ Qe1 Rxe1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "3rkr2/bpp1qp2/p6p/3NP1p1/8/7P/PP3PP1/3RR1K1 w - - 0 24", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Bc5 5. O-O d6 6. c3 a6 7. Bg5 h6 8. Bh4 g5 9. Bg3 Ne7 10. d4 exd4 11. cxd4 Ba7 12. Nc3 Bg4 13. h3 Bh5 14. e5 dxe5 15. Bxe5 Nc6 16. Qe2 Bxf3 17. Qxf3 Nxe5 18. dxe5 Qd4 19. Qxf6 Rf8 20. Rad1 Qxc4 21. Nd5 Qc5 22. Rfe1 Rd8 23. Qe7+ Qxe7 *", + "Moves": "d5f6 e7f6 e5f6 a7e3 e1e3", + "MovesSAN": "Nf6+ Qxf6 exf6+ Be3 Rxe3#", + "Themes": "discoveredAttack long master mate mateIn3 middlegame" + }, + { + "FEN": "8/1pp3Q1/7p/2P2p1k/1P5P/4r1P1/4qP1K/8 w - - 0 40", + "PGN": "1. Nf3 f5 2. d4 Nf6 3. g3 g6 4. Bg2 Bg7 5. O-O O-O 6. b3 d6 7. Bb2 Nc6 8. Nbd2 a5 9. c4 Re8 10. Qc2 e5 11. e3 Nb4 12. Qb1 Rb8 13. a3 Nc6 14. Rd1 Bd7 15. dxe5 Nxe5 16. Nxe5 dxe5 17. Nf3 Ne4 18. Ra2 Qe7 19. Qa1 Nc5 20. b4 axb4 21. axb4 Nb3 22. Qb1 Bc6 23. Nxe5 Bxg2 24. Kxg2 Bxe5 25. Bxe5 Qxe5 26. Qxb3 Qe4+ 27. Kg1 Rbd8 28. Rad2 Rxd2 29. Rxd2 Re7 30. c5+ Kg7 31. Qc3+ Kh6 32. h4 Qb1+ 33. Kh2 Qe4 34. Rd4 Qf3 35. Rf4 Qe2 36. Qf6 Rxe3 37. Qf8+ Kh5 38. Qg7 h6 39. Rxf5+ gxf5 *", + "Moves": "g7f7 h5g4 f7g6 g4f3 g6f5", + "MovesSAN": "Qf7+ Kg4 Qg6+ Kf3 Qxf5#", + "Themes": "deflection endgame long mate mateIn3" + }, + { + "FEN": "6k1/7p/p1pb1n1r/2pppq2/N7/PP2PNPP/1BPPQ1RK/8 b - - 2 29", + "PGN": "1. e3 d6 2. b3 e5 3. Bb2 Be6 4. g3 f6 5. Bg2 Ne7 6. Ne2 Ng6 7. O-O c5 8. a3 Nc6 9. f4 Be7 10. f5 Nf8 11. fxe6 Nxe6 12. Nbc3 O-O 13. Nd5 a6 14. Ndc3 f5 15. Bxc6 bxc6 16. h3 d5 17. Kh2 g5 18. Na4 Bd6 19. Ng1 Rf6 20. Rf2 Qe7 21. Qe2 Raf8 22. Raf1 Rh6 23. Rxf5 Rxf5 24. Rxf5 Ng7 25. Rf2 Nh5 26. Rg2 Qe6 27. Nf3 Nf6 28. Nxg5 Qf5 29. Nf3 *", + "Moves": "f5h3 h2g1 h3h1 g1f2 f6e4", + "MovesSAN": "Qxh3+ Kg1 Qh1+ Kf2 Ne4#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "r1b2r1k/pp2Nppp/3p4/4q3/2R5/1n1Q4/P4PPP/5RK1 w - - 2 21", + "PGN": "1. e4 e5 2. d4 exd4 3. c3 dxc3 4. Bc4 cxb2 5. Bxb2 Bb4+ 6. Nd2 Bxd2+ 7. Qxd2 Nf6 8. e5 Qe7 9. Ne2 Ne4 10. Qd3 Qb4+ 11. Bc3 Nxc3 12. Nxc3 Nc6 13. O-O O-O 14. Rae1 d6 15. Nd5 Qc5 16. exd6 cxd6 17. Bb3 Nd4 18. Ne7+ Kh8 19. Re4 Nxb3 20. Rc4 Qe5 *", + "Moves": "d3h7 h8h7 c4h4 e5h5 h4h5", + "MovesSAN": "Qxh7+ Kxh7 Rh4+ Qh5 Rxh5#", + "Themes": "anastasiaMate attraction kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "2r1kb1Q/pp2q3/5ppp/3p4/4b3/3P1N2/PP3PPP/nNBKR3 b - - 0 20", + "PGN": "1. e4 e5 2. Qh5 Nc6 3. Bb5 Nf6 4. Qf5 g6 5. Qg5 h6 6. Qe3 Nd4 7. Qd3 c6 8. Bc4 d5 9. exd5 cxd5 10. Bb3 Bf5 11. Ba4+ Nd7 12. Bxd7+ Qxd7 13. Qc3 Rc8 14. Qg3 Nxc2+ 15. Kd1 Nxa1 16. Qxe5+ Qe6 17. Qxh8 f6 18. Nf3 Qe7 19. Re1 Be4 20. d3 *", + "Moves": "e4f3 g2f3 c8c1 d1c1 e7e1", + "MovesSAN": "Bxf3+ gxf3 Rxc1+ Kxc1 Qxe1#", + "Themes": "attraction deflection exposedKing long mate mateIn3 middlegame" + }, + { + "FEN": "1r4k1/5p2/P1b1p2Q/3q2p1/8/3B2P1/2P3PP/6RK b - - 0 43", + "PGN": "1. e4 c5 2. d3 d5 3. Be3 dxe4 4. dxe4 Qa5+ 5. Nc3 g6 6. Bd3 Bg7 7. Bd2 Qd8 8. Nf3 Nc6 9. Be3 b6 10. O-O Bb7 11. Rb1 e6 12. Qe2 Nf6 13. Rfd1 Qe7 14. Bb5 O-O 15. Bg5 h6 16. Bh4 g5 17. Bg3 Rad8 18. Bd3 Nh5 19. Nd2 Nxg3 20. fxg3 Nb4 21. a3 Nc6 22. Nc4 Ne5 23. Nb5 a6 24. Nxe5 Bxe5 25. Nc3 Bxc3 26. bxc3 Qf6 27. Bxa6 Bc6 28. Rxd8 Rxd8 29. Rxb6 Ba8 30. Bd3 Qxc3 31. Rb3 Qa1+ 32. Qf1 Qe5 33. a4 Bc6 34. Ra3 Ra8 35. a5 Qd4+ 36. Kh1 c4 37. Bxc4 Bxe4 38. Bd3 Bd5 39. a6 Qc5 40. Ra1 Bc6 41. Qf6 Qd5 42. Rg1 Rb8 43. Qxh6 *", + "Moves": "d5g2 g1g2 b8b1 d3f1 b1f1", + "MovesSAN": "Qxg2+ Rxg2 Rb1+ Bf1 Rxf1#", + "Themes": "endgame long mate mateIn3 pin sacrifice" + }, + { + "FEN": "r7/1p1q3p/p1kbQ1p1/3p1p2/PPbB4/6P1/2R4P/6K1 w - - 1 46", + "PGN": "1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Bd7 6. Bd3 Qb6 7. O-O cxd4 8. cxd4 Nxd4 9. Nxd4 Qxd4 10. Nc3 a6 11. Qe2 Ne7 12. Rd1 Qb4 13. a3 Qa5 14. b4 Qc7 15. Bd2 Ng6 16. f4 Nxf4 17. Bxf4 Qxc3 18. Rdc1 Qd4+ 19. Be3 Qxe5 20. Re1 Bd6 21. g3 O-O 22. Qc2 Qh5 23. Be2 Qg6 24. Bd3 Qh5 25. Be2 Qe5 26. Bd3 g6 27. Bf4 Qd4+ 28. Be3 Qg7 29. Qd2 Rfc8 30. Bh6 Qd4+ 31. Be3 Qc3 32. Qf2 Qxd3 33. Rf1 f5 34. Rad1 Qe4 35. Bd4 Bb5 36. Rfe1 Qc2 37. Rd2 Qc7 38. Rxe6 Re8 39. Qe3 Rxe6 40. Qxe6+ Kf8 41. Qf6+ Ke8 42. Re2+ Kd7 43. Qe6+ Kc6 44. Rc2+ Bc4 45. a4 Qd7 *", + "Moves": "c2c4 d5c4 e6c4 d6c5 c4c5", + "MovesSAN": "Rxc4+ dxc4 Qxc4+ Bc5 Qxc5#", + "Themes": "long mate mateIn3 middlegame xRayAttack" + }, + { + "FEN": "8/pp4k1/4p2p/3n2rP/3P4/P4QP1/1Pq1p1P1/5RK1 w - - 0 33", + "PGN": "1. Nf3 c6 2. d4 d5 3. c4 Nf6 4. cxd5 cxd5 5. Nc3 Nc6 6. Bg5 Bg4 7. e3 e6 8. Bd3 Bd6 9. Rc1 O-O 10. Bb1 Rc8 11. a3 Bh5 12. O-O Bb8 13. e4 h6 14. Bh4 g5 15. exd5 Nxd5 16. Bg3 Nf4 17. Ne4 Bg6 18. Re1 Kg7 19. h4 g4 20. Ne5 Nxe5 21. Rxc8 Nf3+ 22. Qxf3 Qxc8 23. Qxg4 f5 24. Qf3 fxe4 25. Qe3 Nd5 26. Qe2 Bxg3 27. fxg3 e3 28. Qg4 Rf5 29. h5 Rg5 30. Qf3 Bxb1 31. Rxb1 Qc2 32. Rf1 e2 *", + "Moves": "f3f8 g7h7 f1f7 g5g7 f8g7", + "MovesSAN": "Qf8+ Kh7 Rf7+ Rg7 Qxg7#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "5rk1/q4p2/6pP/1p2B3/8/2P2P2/1P4QK/8 w - - 0 29", + "PGN": "1. e4 c5 2. Nf3 e6 3. c3 d5 4. exd5 Qxd5 5. d4 Nf6 6. Be3 cxd4 7. Nxd4 a6 8. Nd2 Nc6 9. Bc4 Qd7 10. O-O b5 11. Bb3 Bb7 12. a4 Nxd4 13. Bxd4 Be7 14. axb5 axb5 15. Rxa8+ Bxa8 16. Qe2 O-O 17. Ra1 Nd5 18. Ra7 Qc6 19. Bxd5 Qxd5 20. Qg4 Bg5 21. Nf3 h6 22. h4 e5 23. Bxe5 Qd1+ 24. Kh2 Bxf3 25. gxf3 Qd2 26. hxg5 Qxf2+ 27. Qg2 Qxa7 28. gxh6 g6 *", + "Moves": "h6h7 g8h7 g2h3 h7g8 h3h8", + "MovesSAN": "h7+ Kxh7 Qh3+ Kg8 Qh8#", + "Themes": "advancedPawn attraction endgame long mate mateIn3" + }, + { + "FEN": "3r2k1/2R2pPp/1p2p3/pB5q/Q4n2/P2p1N2/1P3PP1/3R2K1 b - - 1 27", + "PGN": "1. d4 Nf6 2. Nf3 d5 3. Bf4 Bg4 4. Nbd2 e6 5. e3 Bd6 6. Bxd6 Qxd6 7. c4 b6 8. Be2 O-O 9. h3 Bxf3 10. Nxf3 Nc6 11. O-O Rad8 12. Rc1 dxc4 13. Bxc4 Nb4 14. a3 Nbd5 15. Bd3 Rfe8 16. Ne5 c5 17. Qa4 a5 18. e4 Nf4 19. Bb5 Re7 20. Nf3 cxd4 21. e5 Qd5 22. exf6 Rc7 23. Rxc7 Nxh3+ 24. Kh2 Nf4 25. fxg7 Qh5+ 26. Kg1 d3 27. Rd1 *", + "Moves": "f4e2 g1f1 h5h1 f3g1 h1g1", + "MovesSAN": "Ne2+ Kf1 Qh1+ Ng1 Qxg1#", + "Themes": "kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "4rknQ/p4p1R/1p1rp1p1/1q6/3P4/3n2P1/PP3PP1/3R2K1 w - - 0 25", + "PGN": "1. d4 e6 2. Bf4 d5 3. Nf3 Bd6 4. Bg3 Bxg3 5. hxg3 Nf6 6. e3 b6 7. Nbd2 Ba6 8. c4 dxc4 9. Bxc4 Bxc4 10. Nxc4 O-O 11. Qd3 g6 12. e4 Nc6 13. e5 Nb4 14. Qd2 Nfd5 15. Qh6 Nd3+ 16. Kf1 Re8 17. Qxh7+ Kf8 18. Ng5 Qxg5 19. Nd6 cxd6 20. exd6 Nf6 21. Qh8+ Ng8 22. Rd1 Qb5 23. Kg1 Rad8 24. Rh7 Rxd6 *", + "Moves": "h8g7 f8e7 g7f7 e7d8 f7c7", + "MovesSAN": "Qg7+ Ke7 Qxf7+ Kd8 Qc7#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "r5k1/pp4pp/1np5/3p1Q2/8/1Pq5/P1P3PP/5R1K w - - 0 21", + "PGN": "1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nf3 Bd6 5. Nc3 c6 6. Bd3 Ne7 7. O-O Bf5 8. Bg5 f6 9. Bh4 O-O 10. Bg3 Bxd3 11. Qxd3 Bxg3 12. fxg3 Nd7 13. Rae1 Nb6 14. b3 Ng6 15. Nh4 Nxh4 16. gxh4 f5 17. Rxf5 Qxh4 18. Ref1 Rxf5 19. Qxf5 Qxd4+ 20. Kh1 Qxc3 *", + "Moves": "f5f7 g8h8 f7f8 a8f8 f1f8", + "MovesSAN": "Qf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "r6k/ppq3rp/4Bp2/4nP2/3p3R/8/PPP3Q1/2K3R1 w - - 2 26", + "PGN": "1. e4 c6 2. Nf3 d5 3. e5 Bg4 4. d4 e6 5. Be2 Ne7 6. h3 Bf5 7. g4 Be4 8. Nbd2 Ng6 9. Nxe4 dxe4 10. Nd2 c5 11. Nxe4 cxd4 12. Bd3 Bb4+ 13. Bd2 Bxd2+ 14. Qxd2 O-O 15. h4 Nxh4 16. O-O-O f5 17. Nf6+ gxf6 18. Rxh4 Rf7 19. gxf5 exf5 20. Bxf5 Qc7 21. Rg1+ Kh8 22. f4 Nc6 23. Be6 Re7 24. f5 Nxe5 25. Qg2 Rg7 *", + "Moves": "h4h7 g7h7 g2g8 a8g8 g1g8", + "MovesSAN": "Rxh7+ Rxh7 Qg8+ Rxg8 Rxg8#", + "Themes": "long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "3r2k1/4Bppp/8/4q3/2b5/Q1N2B2/1P4PP/1K6 b - - 0 26", + "PGN": "1. e4 a6 2. f4 e6 3. Nf3 d6 4. d4 c6 5. c4 Nd7 6. Nc3 Qc7 7. Be3 e5 8. dxe5 dxe5 9. fxe5 Nxe5 10. Be2 Nxf3+ 11. Bxf3 Be7 12. Qd3 Be6 13. O-O-O Rd8 14. Qe2 b5 15. Rxd8+ Bxd8 16. cxb5 cxb5 17. Kb1 Qa5 18. Rd1 Ne7 19. a3 O-O 20. e5 b4 21. axb4 Qxb4 22. Qxa6 Bc4 23. Qa3 Qb8 24. Bc5 Qxe5 25. Rxd8 Rxd8 26. Bxe7 *", + "Moves": "e5e1 c3d1 d8d1 f3d1 e1d1", + "MovesSAN": "Qe1+ Nd1 Rxd1+ Bxd1 Qxd1#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "2b4k/7p/pq6/1p1R2Q1/5p2/1P3N2/1P2rPPP/6K1 b - - 0 33", + "PGN": "1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 Nc6 5. Nf3 a6 6. Bc4 e6 7. O-O b5 8. Bb3 Bb7 9. Qe2 Rc8 10. Rd1 Na5 11. Nd5 Nxb3 12. axb3 exd5 13. exd5+ Be7 14. d6 Kf8 15. dxe7+ Nxe7 16. Bg5 f6 17. Bh4 Kf7 18. Nd4 Re8 19. Qe3 Nf5 20. Qh3 Nxh4 21. Qxh4 Kg8 22. Nf5 d5 23. Qg4 g6 24. Nh6+ Kg7 25. Nf5+ Kh8 26. Nd4 Re4 27. Qg3 Qb6 28. Nf3 Re2 29. Rac1 f5 30. Rxc8+ Bxc8 31. Rxd5 f4 32. Qh4 g5 33. Qxg5 *", + "Moves": "b6f2 g1h1 e2e1 f3e1 f2e1", + "MovesSAN": "Qxf2+ Kh1 Re1+ Nxe1 Qxe1#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "4B3/p6R/1bK5/kP6/4n1P1/P6P/3r4/R7 b - - 0 40", + "PGN": "1. e4 d5 2. Nf3 dxe4 3. Ng5 e3 4. dxe3 Qxd1+ 5. Kxd1 Bg4+ 6. f3 Bf5 7. e4 Bd7 8. Bc4 Nh6 9. Nc3 Nc6 10. Be3 e5 11. a3 O-O-O 12. Ke2 Nd4+ 13. Bxd4 exd4 14. Nd5 c6 15. Nf4 f6 16. Nge6 Bxe6 17. Nxe6 Rd6 18. Rhd1 c5 19. Nxc5 Rc6 20. Be6+ Kc7 21. Rxd4 Bxc5 22. Rd7+ Kb6 23. Bd5 Rd6 24. Rxb7+ Ka6 25. b4 Bb6 26. b5+ Ka5 27. c4 Re8 28. Rxg7 f5 29. Rxh7 fxe4 30. fxe4 Ng4 31. h3 Ne3 32. Bc6 Nxc4 33. Bxe8 Rd2+ 34. Kf3 Ne5+ 35. Kf4 Nd3+ 36. Kf5 Rf2+ 37. Ke6 Nc5+ 38. Kd5 Rd2+ 39. Kc6 Nxe4 40. g4 *", + "Moves": "d2d6 c6b7 e4c5 b7c8 d6d8", + "MovesSAN": "Rd6+ Kb7 Nc5+ Kc8 Rd8#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "1k1r4/p1p1n3/1pP4p/4Np2/q4Pp1/8/2P3PP/3R2K1 w - - 0 31", + "PGN": "1. d4 e6 2. Nf3 b6 3. e4 Bb7 4. Nc3 Bb4 5. Bd3 Nf6 6. e5 Bxc3+ 7. bxc3 Nd5 8. Bg5 Ne7 9. O-O h6 10. Bxe7 Qxe7 11. Qe1 Nc6 12. Qe3 O-O-O 13. Qe2 d6 14. exd6 Qxd6 15. Ba6 g5 16. Bxb7+ Kxb7 17. Rad1 Ne7 18. Ne5 Rdf8 19. Qe4+ Qd5 20. Qd3 f5 21. f4 g4 22. c4 Qd6 23. d5 Rfg8 24. dxe6 Qxe6 25. c5 Rd8 26. Qb5 Rxd1 27. Rxd1 Qxa2 28. c6+ Kb8 29. Qd3 Qa4 30. Qd8+ Rxd8 *", + "Moves": "d1d8 e7c8 e5d7 b8a8 d8c8", + "MovesSAN": "Rxd8+ Nc8 Nd7+ Ka8 Rxc8#", + "Themes": "deflection endgame long mate mateIn3 queensideAttack" + }, + { + "FEN": "4r3/8/2Rp2p1/1p1B1p2/1k3p2/R2K1P2/1P3r2/8 b - - 1 35", + "PGN": "1. e4 e5 2. Bc4 Bc5 3. Qh5 Qf6 4. Nf3 d6 5. d3 a6 6. Bg5 Qg6 7. Qxg6 hxg6 8. a3 b5 9. Ba2 Nd7 10. Bd2 Bb7 11. O-O f5 12. Nc3 fxe4 13. Nxe4 Ngf6 14. Nxf6+ gxf6 15. c3 Bxf3 16. d4 O-O-O 17. dxc5 Nxc5 18. gxf3 f5 19. Be3 Nd3 20. Rab1 Rh5 21. Be6+ Kb8 22. Rfd1 Nf4 23. Bxf4 exf4 24. a4 c6 25. axb5 axb5 26. c4 Kc7 27. cxb5 cxb5 28. Rbc1+ Kb6 29. Bd5 Rdh8 30. Rc6+ Ka5 31. Ra1+ Kb4 32. Kf1 Rxh2 33. Ke2 Re8+ 34. Kd3 Rxf2 35. Ra3 *", + "Moves": "e8e3 d3d4 f2d2 a3d3 d2d3", + "MovesSAN": "Re3+ Kd4 Rd2+ Rd3 Rdxd3#", + "Themes": "endgame exposedKing long mate mateIn3" + }, + { + "FEN": "3r2r1/4k3/1R2p3/p1pbBp2/P4P2/5B2/7P/5R1K b - - 3 31", + "PGN": "1. d4 d5 2. c4 c6 3. Bf4 dxc4 4. e4 Qa5+ 5. Nc3 e6 6. Ne2 Bb4 7. Qc2 Nf6 8. Nc1 Bxc3+ 9. bxc3 Nxe4 10. Bxc4 Qxc3+ 11. Qxc3 Nxc3 12. O-O Nd7 13. Nb3 Ne2+ 14. Bxe2 Nf6 15. Be5 Ng4 16. Bxg4 f5 17. Bxg7 Rg8 18. Bh5+ Ke7 19. Be5 b6 20. Rac1 Bb7 21. Bf3 Rac8 22. a4 a5 23. Rc2 h5 24. Bxh5 c5 25. d5 Bxd5 26. f4 Bxb3 27. Rd2 Rcd8 28. Rb2 Bd5 29. Rxb6 Rxg2+ 30. Kh1 Rgg8+ 31. Bf3 *", + "Moves": "d5f3 f1f3 d8d1 f3f1 d1f1", + "MovesSAN": "Bxf3+ Rxf3 Rd1+ Rf1 Rxf1#", + "Themes": "clearance long mate mateIn3 middlegame" + }, + { + "FEN": "2r2rk1/p5pp/1pp2q2/3p3Q/1P1P4/P3P2R/6PP/2R3K1 b - - 4 23", + "PGN": "1. d4 f5 2. Bf4 e6 3. Nf3 Nf6 4. e3 b6 5. a3 Bb7 6. c4 Bd6 7. Bxd6 cxd6 8. Be2 O-O 9. O-O Nc6 10. b4 Ne7 11. Nc3 Ne4 12. Nxe4 Bxe4 13. Bd3 d5 14. Bxe4 fxe4 15. Ne5 Nc6 16. Nxc6 dxc6 17. cxd5 exd5 18. Qg4 Qf6 19. Rac1 Rac8 20. f3 exf3 21. Rxf3 Qh6 22. Rh3 Qf6 23. Qh5 *", + "Moves": "f6f2 g1h1 f2f1 c1f1 f8f1", + "MovesSAN": "Qf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "r4rk1/p2RpNbp/1p4p1/8/8/1Q2B2P/Pq3PP1/6K1 w - - 2 27", + "PGN": "1. d4 d5 2. c4 dxc4 3. e3 Nf6 4. Bxc4 g6 5. Nc3 Bg7 6. Nf3 O-O 7. O-O b6 8. e4 Bb7 9. e5 Ne4 10. Nxe4 Bxe4 11. Re1 Bb7 12. Be3 Nc6 13. d5 Nb4 14. e6 Bxd5 15. exf7+ Bxf7 16. Bxf7+ Rxf7 17. Qb3 Nd5 18. Ng5 Rf8 19. Rad1 c6 20. Re2 Qd7 21. Red2 Kh8 22. Rxd5 cxd5 23. Rxd5 Qg4 24. h3 Qe2 25. Rd7 Qxb2 26. Nf7+ Kg8 *", + "Moves": "f7h6 g8h8 b3g8 f8g8 h6f7", + "MovesSAN": "Nh6+ Kh8 Qg8+ Rxg8 Nf7#", + "Themes": "doubleCheck long mate mateIn3 middlegame sacrifice smotheredMate" + }, + { + "FEN": "2r3k1/2q1b1p1/4pp2/2rp1nP1/5P2/P1P4Q/1P6/2KRB2R w - - 0 31", + "PGN": "1. e4 e6 2. e5 d5 3. d4 c5 4. Be3 Nc6 5. Nf3 cxd4 6. Nxd4 Nxe5 7. Nc3 Nf6 8. Bf4 Bd6 9. Nce2 O-O 10. f3 Nc4 11. Bg5 h6 12. Bh4 Ne3 13. Qd3 Nxf1 14. Rxf1 Qa5+ 15. Nc3 Be7 16. a3 Bd7 17. O-O-O Rfc8 18. Be1 Qc7 19. g4 a6 20. h4 Bb5 21. Ndxb5 axb5 22. Qxb5 Ra5 23. Qd3 b5 24. Nxb5 Rxb5 25. g5 hxg5 26. hxg5 Ne8 27. f4 Rc5 28. c3 Nd6 29. Rh1 Nf5 30. Qh3 f6 *", + "Moves": "h3h8 g8f7 g5g6 f7g6 h8h5", + "MovesSAN": "Qh8+ Kf7 g6+ Kxg6 Qh5#", + "Themes": "attraction kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "r4r2/1p3pk1/p1p1p1pp/2PnP3/P2PQq2/3B2R1/1P4PP/R5K1 w - - 4 27", + "PGN": "1. d4 d5 2. c4 c6 3. Nc3 Bf5 4. Qb3 Qd7 5. Nf3 e6 6. e3 a6 7. a4 Bd6 8. Be2 Nf6 9. O-O Be4 10. Nxe4 Nxe4 11. c5 Be7 12. Ne5 Qc7 13. f3 Nf6 14. Rd1 Nbd7 15. Nxd7 Nxd7 16. e4 dxe4 17. fxe4 Nf6 18. e5 Nd5 19. Rf1 O-O 20. Qh3 Qd8 21. Bd3 h6 22. Qf3 Bg5 23. Qe4 g6 24. Bxg5 Qxg5 25. Rf3 Kg7 26. Rg3 Qf4 *", + "Moves": "g3g6 f7g6 e4g6 g7h8 g6h7", + "MovesSAN": "Rxg6+ fxg6 Qxg6+ Kh8 Qh7#", + "Themes": "long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "6k1/1p2P1pp/q7/R3p3/2n3P1/1pP2P1P/1P2Q3/K6R b - - 2 29", + "PGN": "1. Nf3 Nf6 2. d4 d5 3. Bf4 Bf5 4. e3 e6 5. Bd3 Bxd3 6. Qxd3 Bd6 7. Nc3 Bxf4 8. exf4 O-O 9. O-O-O Nbd7 10. Kb1 c5 11. Qe3 cxd4 12. Nxd4 Rc8 13. h3 Qb6 14. g4 Rxc3 15. Qxc3 Ne4 16. Qe3 Rc8 17. Ka1 a5 18. f3 Nd6 19. c3 Nc4 20. Qe2 a4 21. f5 e5 22. Ne6 fxe6 23. fxe6 Nc5 24. Rxd5 Nb3+ 25. axb3 axb3 26. e7 Ra8+ 27. Kb1 Ra1+ 28. Kxa1 Qa6+ 29. Ra5 *", + "Moves": "a6a5 a1b1 a5a2 b1c1 a2a1", + "MovesSAN": "Qxa5+ Kb1 Qa2+ Kc1 Qa1#", + "Themes": "endgame hangingPiece long mate mateIn3" + }, + { + "FEN": "3r1r2/pp3p2/2p1p1k1/3q3p/6NQ/6PP/P4P1K/8 w - - 3 34", + "PGN": "1. e4 d5 2. Nf3 dxe4 3. Ng1 Nf6 4. Nc3 Bf5 5. d3 exd3 6. Bxd3 Bxd3 7. cxd3 e6 8. Bg5 Be7 9. Nf3 O-O 10. O-O Nbd7 11. d4 Nd5 12. Bxe7 Nxe7 13. Re1 Nf6 14. Ne5 Ned5 15. Nxd5 Nxd5 16. Rc1 c6 17. Ng4 Qg5 18. Re5 Qg6 19. Qf3 h5 20. Ne3 Nf6 21. Rc3 Ng4 22. h3 Nxe5 23. dxe5 Qb1+ 24. Kh2 Qxb2 25. Rc4 Qxe5+ 26. g3 Rad8 27. Rh4 g6 28. Nc4 Qd5 29. Qf4 g5 30. Qf6 gxh4 31. Ne5 Kh7 32. Qxh4 Kh6 33. Ng4+ Kg6 *", + "Moves": "h4f6 g6h7 f6h6 h7g8 g4f6", + "MovesSAN": "Qf6+ Kh7 Qh6+ Kg8 Nf6#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "2r2rk1/pb4p1/1p2pq1p/6B1/3Pp3/2P3RQ/PP4PP/R4NK1 b - - 0 19", + "PGN": "1. d4 Nf6 2. e3 e6 3. Bd3 d5 4. f4 c5 5. c3 Nc6 6. Nf3 cxd4 7. exd4 Be7 8. O-O O-O 9. Nbd2 b6 10. Ne5 Bb7 11. Qf3 Rc8 12. Qh3 h6 13. Rf3 Nxe5 14. fxe5 Ne4 15. Nf1 Bg5 16. Bxe4 dxe4 17. Rg3 f6 18. exf6 Qxf6 19. Bxg5 *", + "Moves": "f6f2 g1h1 f2f1 a1f1 f8f1", + "MovesSAN": "Qf2+ Kh1 Qxf1+ Rxf1 Rxf1#", + "Themes": "backRankMate deflection long mate mateIn3 middlegame" + }, + { + "FEN": "6k1/p6p/Pp1Q2p1/1P3p2/2P2P1K/4r2P/6P1/3R2q1 b - - 6 39", + "PGN": "1. e4 g6 2. d4 Bg7 3. Nf3 Nf6 4. Bd3 O-O 5. e5 Nd5 6. c4 Nb6 7. Nc3 d6 8. exd6 cxd6 9. a4 Nc6 10. Be3 Bg4 11. b3 Bxf3 12. Qxf3 Bxd4 13. Bxd4 Nxd4 14. Qd1 e5 15. O-O Qg5 16. a5 Nd7 17. Ne4 Qe7 18. b4 f5 19. Nc3 Nf6 20. f4 e4 21. Bb1 Nc6 22. b5 Nb4 23. Ra4 Nd3 24. Bxd3 exd3 25. Qxd3 Rad8 26. Ra2 Qc7 27. a6 b6 28. Rc2 Qc5+ 29. Kh1 Rfe8 30. Re2 Ng4 31. h3 Rxe2 32. Qxe2 Nf6 33. Qd3 Re8 34. Rd1 Ne4 35. Nxe4 Rxe4 36. Qxd6 Re1+ 37. Kh2 Qg1+ 38. Kg3 Re3+ 39. Kh4 *", + "Moves": "g1f2 h4g5 f2g3 g5h6 g3h4", + "MovesSAN": "Qf2+ Kg5 Qg3+ Kh6 Qh4#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "4r1k1/p4pp1/3prR1B/2p5/N7/2P3Q1/P5PP/7K b - - 0 24", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nxc6 bxc6 6. Nc3 Nf6 7. Bd3 Be7 8. O-O O-O 9. f4 exf4 10. Bxf4 Qb6+ 11. Kh1 Qxb2 12. Na4 Qd4 13. c3 Qxe4 14. Bxe4 Nxe4 15. Be5 d6 16. Bd4 c5 17. Be3 Bf6 18. Qd5 Ba6 19. Qxe4 Bxf1 20. Rxf1 Rfe8 21. Qf4 h6 22. Qg3 Re6 23. Bxh6 Rae8 24. Rxf6 *", + "Moves": "e6e1 g3e1 e8e1 f6f1 e1f1", + "MovesSAN": "Re1+ Qxe1 Rxe1+ Rf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "6k1/R4pp1/4p2p/8/7P/3BPKP1/pr3P2/2r5 w - - 3 48", + "PGN": "1. Nf3 d5 2. c4 dxc4 3. e3 b5 4. a4 Ba6 5. axb5 Bxb5 6. Nc3 c6 7. Ne5 Qd6 8. Nxc4 Bxc4 9. Bxc4 e6 10. O-O Nf6 11. d4 Be7 12. b3 Qb4 13. Bd2 O-O 14. Ne4 Qb7 15. Nxf6+ Bxf6 16. Qf3 Qc7 17. Ba5 Qd6 18. Ra4 Nd7 19. Bb4 c5 20. Bxc5 Nxc5 21. dxc5 Qxc5 22. Qb7 Rfb8 23. Qd7 h6 24. Rb1 Rd8 25. Qb5 Qd6 26. Be2 Rdb8 27. Qd3 Qe7 28. Rd1 Rd8 29. Qc2 Rdc8 30. Qd3 Rc3 31. Qd7 Rxb3 32. Qxe7 Bxe7 33. Ra6 Bc5 34. g3 Bb6 35. Kg2 Rc3 36. Ra2 Rac8 37. Rad2 a5 38. Rd7 a4 39. Re7 a3 40. Rdd7 Rf8 41. Rb7 Bc5 42. Rec7 a2 43. Ra7 Bxa7 44. Rxa7 Rc2 45. Bd3 Rb2 46. h4 Rc8 47. Kf3 Rc1 *", + "Moves": "a7a8 b2b8 a8b8 c1c8 b8c8", + "MovesSAN": "Ra8+ Rb8 Rxb8+ Rc8 Rxc8#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "5b2/p3kpr1/3p1q2/3Qp3/4N3/3PP1P1/PPP2P1p/R1B2R1K b - - 6 20", + "PGN": "1. Nf3 d6 2. g3 Nf6 3. Bg2 Bg4 4. O-O h5 5. h3 e5 6. d3 Nd5 7. hxg4 hxg4 8. Nh4 Qf6 9. Bxd5 g5 10. e3 gxh4 11. Qxg4 h3 12. Bxb7 h2+ 13. Kh1 Rg8 14. Qe4 c6 15. Bxc6+ Nxc6 16. Qxc6+ Ke7 17. Qxa8 Ke6 18. Nc3 Rg7 19. Qd5+ Ke7 20. Ne4 *", + "Moves": "f6f3 h1h2 g7h7 h2g1 h7h1", + "MovesSAN": "Qf3+ Kxh2 Rh7+ Kg1 Rh1#", + "Themes": "exposedKing killBoxMate kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "1Q6/p1R2rkp/1p3qp1/8/3r4/1P6/P4PPP/5RK1 b - - 5 24", + "PGN": "1. d4 e6 2. c4 f5 3. Nc3 Nf6 4. Nf3 g6 5. Bg5 Bg7 6. e4 fxe4 7. Nxe4 O-O 8. Nxf6+ Bxf6 9. Bxf6 Qxf6 10. Be2 b6 11. O-O Bb7 12. b3 d6 13. d5 exd5 14. cxd5 c5 15. dxc6 Bxc6 16. Bc4+ d5 17. Bxd5+ Kh8 18. Bxc6 Nxc6 19. Rc1 Rad8 20. Qc2 Nd4 21. Nxd4 Rxd4 22. Qc7 Rf7 23. Qb8+ Kg7 24. Rc7 *", + "Moves": "f6f2 f1f2 d4d1 f2f1 d1f1", + "MovesSAN": "Qxf2+ Rxf2 Rd1+ Rf1 Rxf1#", + "Themes": "endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "r2qk2r/ppp5/2n3p1/3B3Q/3bP3/8/PPP3PP/RN5K w kq - 0 16", + "PGN": "1. e4 e5 2. f4 exf4 3. Bc4 Bc5 4. Nf3 d6 5. d4 Bb6 6. O-O Bg4 7. Bxf4 Bxf3 8. Rxf3 Ne7 9. Bg5 d5 10. Bxd5 f6 11. Bxf6 gxf6 12. Rxf6 Nbc6 13. Qh5+ Ng6 14. Rxg6 Bxd4+ 15. Kh1 hxg6 *", + "Moves": "h5g6 e8e7 g6e6 e7f8 e6f7", + "MovesSAN": "Qxg6+ Ke7 Qe6+ Kf8 Qf7#", + "Themes": "exposedKing long mate mateIn3 middlegame" + }, + { + "FEN": "2r4k/pb4pp/1p1pQ3/8/2Pq1r2/1P1P4/P5PP/R3R2K w - - 1 22", + "PGN": "1. f4 b6 2. e4 Bb7 3. d3 c5 4. Nf3 Nc6 5. Be2 e6 6. c4 Nd4 7. O-O Be7 8. Nxd4 cxd4 9. b3 Rc8 10. Bb2 Bc5 11. Bg4 Nf6 12. Qf3 Nxg4 13. Qxg4 O-O 14. Nd2 f5 15. exf5 Rxf5 16. Nf3 d6 17. Nxd4 Qf6 18. Kh1 Bxd4 19. Bxd4 Qxd4 20. Rfe1 Rxf4 21. Qxe6+ Kh8 *", + "Moves": "e6c8 b7c8 e1e8 f4f8 e8f8", + "MovesSAN": "Qxc8+ Bxc8 Re8+ Rf8 Rxf8#", + "Themes": "backRankMate clearance fork long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "2r5/4q1p1/p2ppr1k/Pp2p1NP/1P2P1Q1/2P1n3/8/2K3RR w - - 6 31", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 d6 5. d3 Bg4 6. h3 Bh5 7. g4 Bg6 8. Bg5 Nf6 9. Nbd2 h6 10. Bh4 a6 11. b4 Ba7 12. a4 Bh7 13. Qb3 O-O 14. g5 hxg5 15. Bxg5 Qe7 16. h4 Nd8 17. h5 Ne6 18. Be3 Bxe3 19. fxe3 Ng4 20. Bxe6 fxe6 21. O-O-O Nxe3 22. Rdg1 b5 23. a5 c5 24. Ng5 Rf6 25. Ndf3 c4 26. dxc4 Nxc4 27. Nxh7 Kxh7 28. Ng5+ Kh6 29. Qd1 Rc8 30. Qg4 Ne3 *", + "Moves": "g5f7 e7f7 g4g6 f6g6 h5g6", + "MovesSAN": "Nf7+ Qxf7 Qg6+ Rxg6 hxg6#", + "Themes": "clearance discoveredAttack exposedKing long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "4r1rk/1p3pnp/2p5/p3P3/2q2PRQ/P1p4P/1PP5/2K3R1 w - - 0 26", + "PGN": "1. e4 d6 2. d4 Nf6 3. Bd3 e5 4. Nf3 Nbd7 5. Bg5 Be7 6. Nc3 c6 7. Qd2 Qc7 8. O-O-O exd4 9. Nxd4 Nc5 10. f4 Nxd3+ 11. Qxd3 O-O 12. h3 Rd8 13. g4 d5 14. e5 Ne8 15. Bxe7 Qxe7 16. Nf5 Bxf5 17. gxf5 Qb4 18. Qg3 a5 19. a3 Qc4 20. f6 Kh8 21. fxg7+ Nxg7 22. Rhg1 Rg8 23. Qh4 Rae8 24. Rg4 d4 25. Rdg1 dxc3 *", + "Moves": "h4h7 h8h7 g4h4 g7h5 h4h5", + "MovesSAN": "Qxh7+ Kxh7 Rh4+ Nh5 Rxh5#", + "Themes": "attraction kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r4rk1/ppQ1R2p/6p1/8/8/P7/1q3PPP/4R1K1 b - - 1 25", + "PGN": "1. e4 c6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 cxd4 6. cxd4 Bg4 7. Be2 e6 8. a3 f6 9. Nc3 Bxf3 10. Bxf3 fxe5 11. dxe5 Nxe5 12. Qe2 Nxf3+ 13. Qxf3 Nf6 14. Bg5 Be7 15. O-O O-O 16. Qh3 Qd7 17. Rfe1 Ne4 18. Nxe4 dxe4 19. Bxe7 Qxe7 20. Rxe4 e5 21. Rae1 Qf6 22. Qg3 Qb6 23. Rxe5 Qxb2 24. Re7 g6 25. Qc7 *", + "Moves": "b2f2 g1h1 f2f1 e1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "r1r4k/6p1/1p4p1/4Qp2/1R6/3P2PK/7P/q7 w - - 0 36", + "PGN": "1. e4 e6 2. e5 c5 3. d4 Nc6 4. dxc5 Bxc5 5. Nf3 Qb6 6. Bd3 Bxf2+ 7. Kf1 Nge7 8. Bd2 Ng6 9. g3 Ngxe5 10. Kg2 Nxf3 11. Qxf3 Bc5 12. Nc3 O-O 13. a3 Ne5 14. Qe4 Nxd3 15. cxd3 Qxb2 16. Qf4 d6 17. a4 e5 18. Rab1 Qa3 19. Qf1 Bd4 20. Ne4 f5 21. Ng5 b6 22. Bb4 Bb7+ 23. Kh3 Qxa4 24. Bxd6 Bxh1 25. Qxh1 Rfd8 26. Rb4 Qc6 27. Qxc6 a5 28. Rb1 a4 29. Ne6 Rdc8 30. Qd5 a3 31. Nf8+ Kh8 32. Ng6+ hxg6 33. Bxe5 Bxe5 34. Qxe5 a2 35. Rb4 a1=Q *", + "Moves": "b4h4 h8g8 e5e6 g8f8 h4h8", + "MovesSAN": "Rh4+ Kg8 Qe6+ Kf8 Rh8#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "4r1k1/p5pp/5p2/3R4/3n4/8/1N1N1PPP/6K1 b - - 0 31", + "PGN": "1. e4 e6 2. Nc3 d5 3. e5 c5 4. d4 Nc6 5. Nf3 Qb6 6. b3 cxd4 7. Na4 Qa5+ 8. Bd2 Bb4 9. Bxb4 Qxb4+ 10. Qd2 Qxd2+ 11. Nxd2 Nxe5 12. Bb5+ Bd7 13. Bxd7+ Nxd7 14. Nf3 e5 15. Ke2 Ngf6 16. Rhe1 O-O 17. Kd3 Rfe8 18. Rac1 b5 19. Nb2 Nc5+ 20. Ke2 Nfe4 21. Kf1 Nc3 22. Rxe5 Rxe5 23. Nxe5 Nxa2 24. Rd1 Nb4 25. Rxd4 Nxc2 26. Rxd5 Nxb3 27. Rxb5 Nd2+ 28. Kg1 f6 29. Nec4 Nd4 30. Rd5 Re8 31. Nxd2 *", + "Moves": "e8e1 d2f1 d4e2 g1h1 e1f1", + "MovesSAN": "Re1+ Nf1 Ne2+ Kh1 Rxf1#", + "Themes": "backRankMate deflection endgame long mate mateIn3" + }, + { + "FEN": "3r3k/5Qbp/p2r4/1p4N1/3p4/7P/P2q1PP1/4R1K1 w - - 2 33", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. c3 a6 4. d4 cxd4 5. cxd4 d6 6. Bd3 Bg4 7. Be2 Nf6 8. Nc3 e6 9. O-O Be7 10. h3 Bh5 11. Bf4 O-O 12. d5 Nb4 13. dxe6 fxe6 14. Ng5 Bxe2 15. Qxe2 Qd7 16. e5 dxe5 17. Bxe5 Nbd5 18. Nxd5 exd5 19. Rae1 Qf5 20. Bxf6 Bxf6 21. Nf3 Rad8 22. Rd1 b5 23. Qd2 Qe4 24. Qa5 Rd6 25. Qc7 Rfd8 26. Rfe1 Qc4 27. Qb7 Qc2 28. Rc1 Qxb2 29. Rc7 d4 30. Ng5 Qd2 31. Rxg7+ Bxg7 32. Qf7+ Kh8 *", + "Moves": "e1e8 d8e8 f7e8 g7f8 e8f8", + "MovesSAN": "Re8+ Rxe8 Qxe8+ Bf8 Qxf8#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "3r2k1/pp4pp/2p1p3/3nq3/4n1P1/5Q1P/P5P1/5R1K w - - 1 25", + "PGN": "1. e4 c6 2. Nc3 d5 3. d4 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Nf3 e6 7. Bd3 Bxd3 8. Qxd3 Bd6 9. O-O Ne7 10. Bg5 O-O 11. Ne5 f6 12. Nc4 fxg5 13. Qe3 Rf6 14. Qxg5 Bxg3 15. fxg3 Qxd4+ 16. Kh1 Nd7 17. Rxf6 Nxf6 18. Ne5 Qxb2 19. Rd1 Qxc2 20. Rf1 Qe2 21. Qf4 Rd8 22. h3 Ned5 23. Qf3 Qxe5 24. g4 Ne4 *", + "Moves": "f3f7 g8h8 f7f8 d8f8 f1f8", + "MovesSAN": "Qf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "1r4k1/p1p2ppp/2pp4/8/8/2q5/Q3B3/3K1R2 w - - 0 25", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Nxc6 bxc6 6. Be3 Bxe3 7. fxe3 d6 8. Nc3 Nf6 9. Qe2 O-O 10. O-O-O Rb8 11. e5 Rb6 12. exf6 Qxf6 13. Qd3 Be6 14. h3 Bxa2 15. Be2 Rfb8 16. b3 Bxb3 17. cxb3 Rxb3 18. Kd2 Qf2 19. Rhf1 Rb2+ 20. Kc1 Qxg2 21. Rd2 Rxd2 22. Qxd2 Qxh3 23. Qa2 Qxe3+ 24. Kd1 Qxc3 *", + "Moves": "a2f7 g8h8 f7f8 b8f8 f1f8", + "MovesSAN": "Qxf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "7r/k5p1/2qp2P1/p1p1pP1p/PrP1P3/3RQ2P/K2N4/7R b - - 0 35", + "PGN": "1. e4 e5 2. Nc3 Bc5 3. Bc4 d6 4. d3 h6 5. f4 Nc6 6. Nf3 a6 7. a3 Nf6 8. f5 Ne7 9. Qe2 c6 10. Ba2 Qc7 11. Be3 Bxe3 12. Qxe3 Bd7 13. h3 O-O-O 14. O-O-O Kb8 15. Bxf7 c5 16. g4 Nc6 17. Nd5 Nxd5 18. Bxd5 Nd4 19. c3 Ba4 20. Rdg1 Rc8 21. Qf2 Nb3+ 22. Bxb3 Bxb3 23. g5 h5 24. g6 b5 25. Nd2 Bg8 26. c4 bxc4 27. dxc4 Ka7 28. Rg3 Rb8 29. b3 Qa5 30. Kb2 Qa4 31. Ka2 Qc6 32. Rd3 a5 33. a4 Rb4 34. Qe3 Bxc4 35. bxc4 *", + "Moves": "c6a4 d3a3 a4c2 a2a1 c2b2", + "MovesSAN": "Qxa4+ Ra3 Qc2+ Ka1 Qb2#", + "Themes": "exposedKing long mate mateIn3 middlegame" + }, + { + "FEN": "4r2k/p3q1p1/6B1/2Q5/P2p4/3P2P1/1PP2K1P/4r3 w - - 0 36", + "PGN": "1. Nf3 d5 2. g3 c5 3. Bg2 Nc6 4. d3 e5 5. Nbd2 Be7 6. O-O h5 7. Re1 h4 8. e4 hxg3 9. fxg3 d4 10. a4 Bg4 11. Nc4 Nf6 12. Bg5 Nxe4 13. Rxe4 Bxg5 14. Rxg4 f5 15. Rxg5 Qf6 16. Qe2 O-O-O 17. Ncxe5 Rde8 18. Rd1 Nxe5 19. Re1 Nxf3+ 20. Qxf3 Rxe1+ 21. Kf2 Rhe8 22. Qxb7+ Kd8 23. Qb8+ Ke7 24. Qc7+ Kf8 25. Qxc5+ Qe7 26. Rxf5+ Kg8 27. Bd5+ Kh7 28. Rh5+ Kg6 29. Be4+ Kf7 30. Rf5+ Kg8 31. Bd5+ Kh7 32. Rh5+ Kg6 33. Be4+ Kf7 34. Bg6+ Kg8 35. Rh8+ Kxh8 *", + "Moves": "c5h5 h8g8 h5h7 g8f8 h7h8", + "MovesSAN": "Qh5+ Kg8 Qh7+ Kf8 Qh8#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "2r3k1/pp5p/6bB/8/8/K2n4/P5P1/3R1R2 b - - 7 30", + "PGN": "1. e4 e6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nd7 5. Bd3 Ngf6 6. c3 Be7 7. Nf3 Nxe4 8. Bxe4 Nf6 9. Bc2 c5 10. Bg5 cxd4 11. Nxd4 O-O 12. Qd3 g6 13. h4 Nd5 14. Bh6 Re8 15. h5 e5 16. hxg6 fxg6 17. Qg3 exd4 18. Bxg6 Bg5+ 19. Bxe8 Qxe8+ 20. Kd1 Qg6 21. Qxg5 Qxg5 22. Bxg5 dxc3 23. bxc3 Nxc3+ 24. Kc2 Ne4 25. Bf4 Bf5 26. Kb2 Nxf2 27. Rhf1 Nd3+ 28. Ka3 Bg6 29. Bh6 Rc8 30. Rad1 *", + "Moves": "c8c3 a3a4 g6e8 a4a5 c3a3", + "MovesSAN": "Rc3+ Ka4 Be8+ Ka5 Ra3#", + "Themes": "endgame exposedKing long mate mateIn3" + }, + { + "FEN": "1k6/ppr4p/1q3pp1/2p1p3/2Qr3P/6PB/3BPP1K/8 w - - 8 35", + "PGN": "1. c4 d6 2. Nf3 Nf6 3. g3 g6 4. Bg2 Bg7 5. d4 Nbd7 6. Nc3 c5 7. d5 Ng4 8. h3 Bxc3+ 9. bxc3 Nge5 10. Bh6 Nxc4 11. Bg7 Rg8 12. Bh6 Qa5 13. Qc2 Ndb6 14. O-O Nxd5 15. Qe4 Ndb6 16. Rfb1 Bf5 17. Qf4 Bxb1 18. Rxb1 Qxc3 19. Rc1 Qf6 20. Rxc4 Nxc4 21. Qxc4 O-O-O 22. Qb5 Qa1+ 23. Kh2 Qxa2 24. Ne5 Qa6 25. Qb2 dxe5 26. Qxe5 Qd6 27. Qb2 Rd7 28. Bf4 Qb6 29. Qc2 f6 30. h4 e5 31. Be3 Rc7 32. Bh3+ Kb8 33. Qc4 Rd8 34. Bd2 Rd4 *", + "Moves": "c4g8 d4d8 g8d8 c7c8 d8c8", + "MovesSAN": "Qg8+ Rd8 Qxd8+ Rc8 Qxc8#", + "Themes": "endgame long mate mateIn3 queensideAttack" + }, + { + "FEN": "1r3k1r/5ppp/p1Q5/q7/8/2N4P/PP1K1PP1/4R3 w - - 2 22", + "PGN": "1. e4 c6 2. Bc4 d5 3. exd5 cxd5 4. Bb5+ Nc6 5. Nc3 e5 6. d4 a6 7. Bxc6+ bxc6 8. dxe5 Bb4 9. Bd2 Qe7 10. Nf3 Bg4 11. Qe2 d4 12. h3 Bxf3 13. Qxf3 Qxe5+ 14. Ne4 Bxd2+ 15. Kxd2 Rb8 16. Rae1 Qa5+ 17. c3 dxc3+ 18. Nxc3+ Ne7 19. Qxc6+ Kf8 20. Rxe7 Kxe7 21. Re1+ Kf8 *", + "Moves": "c6d6 f8g8 d6b8 a5d8 b8d8", + "MovesSAN": "Qd6+ Kg8 Qxb8+ Qd8+ Qxd8#", + "Themes": "backRankMate endgame fork long mate mateIn3" + }, + { + "FEN": "2k5/2p1r3/N6p/1B5p/1P1P4/P3n1rP/8/2R1R2K b - - 0 36", + "PGN": "1. c4 d5 2. cxd5 e5 3. dxe6 Bxe6 4. d4 Bb4+ 5. Bd2 Nc6 6. e3 Nf6 7. Nf3 Qe7 8. Bb5 Qd6 9. O-O O-O-O 10. a3 Bxd2 11. Nbxd2 Ne7 12. b4 Bg4 13. h3 Bh5 14. Qa4 a6 15. Bd3 Ned5 16. Rac1 Qd7 17. Qxd7+ Nxd7 18. Bf5 g6 19. Bd3 f5 20. Ng5 Rdf8 21. Bc4 N7f6 22. Nb3 b5 23. Bd3 h6 24. Ne6 Rf7 25. Nbc5 Re7 26. f3 Nd7 27. g4 fxg4 28. fxg4 Nxc5 29. Nxc5 Nxe3 30. Rfe1 Rhe8 31. gxh5 gxh5 32. Nxa6 Rg8+ 33. Kh1 Rg3 34. Bxb5 *", + "Moves": "g3h3 h1g1 e7g7 g1f2 g7g2", + "MovesSAN": "Rxh3+ Kg1 Rg7+ Kf2 Rg2#", + "Themes": "exposedKing long mate mateIn3 middlegame" + }, + { + "FEN": "r4rk1/pp3p2/2n3pQ/3p4/2pP4/1Pq1PN2/P4PPP/5RK1 w - - 0 19", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. Nf3 c5 6. e3 d6 7. Bd3 Nc6 8. Bd2 d5 9. cxd5 exd5 10. O-O c4 11. Bf5 Bxf5 12. Qxf5 h6 13. Rac1 Bxc3 14. Bxc3 Ne4 15. b3 g6 16. Qf4 Nxc3 17. Rxc3 Qa5 18. Qxh6 Qxc3 *", + "Moves": "f3g5 f8e8 h6h7 g8f8 h7f7", + "MovesSAN": "Ng5 Rfe8 Qh7+ Kf8 Qxf7#", + "Themes": "kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "6k1/2Qqb1p1/3p3p/4p3/4P3/1P3p2/P2B1P1P/2R3K1 b - - 0 28", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 d6 6. c4 a6 7. N5a3 f5 8. Bd3 f4 9. Nc3 Nf6 10. Nd5 Be7 11. Bd2 O-O 12. Qc2 Nd4 13. Qc1 Be6 14. Nc2 Nxc2+ 15. Qxc2 b5 16. b3 bxc4 17. Bxc4 Rc8 18. Qd3 a5 19. Nxf6+ Rxf6 20. Bxe6+ Rxe6 21. Qd5 Qd7 22. Qxa5 h6 23. O-O f3 24. Rfc1 Rxc1+ 25. Rxc1 Rg6 26. Kf1 Rxg2 27. Qc7 Rg1+ 28. Kxg1 *", + "Moves": "d7g4 g1f1 g4g2 f1e1 g2g1", + "MovesSAN": "Qg4+ Kf1 Qg2+ Ke1 Qg1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "7k/1pb4r/6r1/p2p4/3P3q/PP5P/1B4P1/R3QNRK b - - 5 40", + "PGN": "1. d4 f5 2. e3 Nf6 3. Nf3 e6 4. Be2 Be7 5. O-O O-O 6. a3 a5 7. c4 d6 8. b3 Nbd7 9. Bb2 Ne4 10. Nbd2 Ndf6 11. Bd3 Qe8 12. Qc2 d5 13. cxd5 exd5 14. Qxc7 Bd6 15. Qc1 Qh5 16. Ne5 Ng4 17. h3 Ngf6 18. Qe1 Qg5 19. Ndf3 Qh5 20. Be2 Qh6 21. Bc1 g5 22. Nh2 Be6 23. Bb2 f4 24. exf4 gxf4 25. Bf3 Kh8 26. Neg4 Qg5 27. Kh1 h5 28. Nxf6 Rxf6 29. Qe2 Rg8 30. Rg1 Bf5 31. Bxh5 Rg7 32. Bf3 Rh7 33. Bg4 Bxg4 34. Nxg4 Rg6 35. Nh2 f3 36. Qxf3 Ng3+ 37. fxg3 Bxg3 38. Nf1 Bc7 39. Qe3 Qh4 40. Qe1 *", + "Moves": "h4h3 g2h3 h7h3 f1h2 h3h2", + "MovesSAN": "Qxh3+ gxh3 Rxh3+ Nh2 Rxh2#", + "Themes": "long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "8/1pr5/p2R2p1/P7/4Nkn1/8/4RPPP/6K1 b - - 0 37", + "PGN": "1. e4 e5 2. Nf3 d6 3. Nc3 Nc6 4. Bb5 Qd7 5. d3 Qd8 6. Bg5 Qd7 7. O-O h6 8. Bh4 a6 9. Ba4 Qg4 10. Bg3 Be6 11. Bh4 h5 12. Qe2 Nh6 13. Rad1 f5 14. Rfe1 fxe4 15. Ng5 Qf5 16. Qxh5+ g6 17. Qe2 Qg4 18. Nxe6 Qxe2 19. Rxe2 Bg7 20. Nxg7+ Kf7 21. Nxe4 Kxg7 22. Bf6+ Kf7 23. Bxh8 Rxh8 24. Ng5+ Kf6 25. Ne4+ Kf5 26. b4 Nxb4 27. a3 Na2 28. Bd7+ Kf4 29. a4 Rd8 30. c4 Rxd7 31. c5 Nb4 32. cxd6 cxd6 33. a5 Ng4 34. d4 exd4 35. Rxd4 Nd3 36. Rxd3 Rc7 37. Rxd6 *", + "Moves": "c7c1 d6d1 c1d1 e2e1 d1e1", + "MovesSAN": "Rc1+ Rd1 Rxd1+ Re1 Rxe1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "r5k1/4Q1pp/4p3/3p4/p7/2P5/Pr4qP/K2R1R2 w - - 0 29", + "PGN": "1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nxc6 bxc6 6. Nc3 Bb4 7. Bd2 Nf6 8. e5 Nd5 9. Nxd5 Bxd2+ 10. Qxd2 cxd5 11. O-O-O d6 12. Bb5+ Bd7 13. Qb4 O-O 14. exd6 Bxb5 15. Qxb5 Qxd6 16. Kb1 Qe5 17. c3 Rfb8 18. Qd3 a5 19. Ka1 a4 20. Qd4 Qg5 21. f3 Rc8 22. f4 Qg4 23. Rhf1 Rc4 24. Qe5 Re4 25. Qd6 Qxg2 26. f5 Re2 27. fxe6 fxe6 28. Qe7 Rxb2 *", + "Moves": "e7f7 g8h8 f7f8 a8f8 f1f8", + "MovesSAN": "Qf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "5b2/p4pkp/2p1p1p1/3p4/2bP2N1/PqP5/5PPP/2Q3K1 w - - 6 29", + "PGN": "1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Nf3 Nc6 5. Bb5 Nf6 6. O-O g6 7. Re1 Bg7 8. Nc3 e6 9. Bg5 O-O 10. Qe2 Qb6 11. Bxc6 bxc6 12. a3 Ba6 13. Qd2 Qxb2 14. Na4 Qb5 15. Reb1 Qxa4 16. Rb4 Qa5 17. Ne5 Rfc8 18. Bxf6 Bxf6 19. Nd7 Bg7 20. Qc1 Bc4 21. c3 Qc7 22. Nc5 Bf8 23. Rab1 Rab8 24. Rxb8 Rxb8 25. Rxb8 Qxb8 26. Nd7 Qb7 27. Nf6+ Kg7 28. Ng4 Qb3 *", + "Moves": "c1h6 g7g8 g4f6 g8h8 h6f8", + "MovesSAN": "Qh6+ Kg8 Nf6+ Kh8 Qxf8#", + "Themes": "deflection endgame long mate mateIn3" + }, + { + "FEN": "1R1r3k/p5pp/5q2/4np1Q/8/P3P1P1/5P1P/6K1 w - - 2 27", + "PGN": "1. Nc3 e6 2. d3 d5 3. Nf3 c6 4. g3 b5 5. Bg2 f5 6. O-O Nd7 7. Bf4 Ngf6 8. a3 Nc5 9. Re1 Bd6 10. Ne5 Bxe5 11. Bxe5 O-O 12. b3 Bd7 13. e3 Be8 14. Ne2 Bh5 15. c4 bxc4 16. bxc4 Ng4 17. Nf4 Nxe5 18. Qxh5 Ncxd3 19. Nxe6 Qf6 20. Nxf8 Nxe1 21. Rxe1 Rxf8 22. cxd5 cxd5 23. Bxd5+ Kh8 24. Rb1 Rd8 25. Rb7 Rxd5 26. Rb8+ Rd8 *", + "Moves": "h5e8 d8e8 b8e8 f6f8 e8f8", + "MovesSAN": "Qe8+ Rxe8 Rxe8+ Qf8 Rxf8#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice xRayAttack" + }, + { + "FEN": "r5k1/q4ppp/2Q1p3/8/2pP2P1/PrN4P/1P3P2/KR5R b - - 8 28", + "PGN": "1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Nf3 Bg4 5. h3 Bxf3 6. Qxf3 e6 7. Nc3 Nf6 8. Bg5 Be7 9. Bb5+ Nc6 10. O-O-O a6 11. Ba4 b5 12. Bb3 O-O 13. a3 a5 14. Ne2 a4 15. Ba2 b4 16. g4 b3 17. cxb3 axb3 18. Bxb3 Rc8 19. Kb1 Ne4 20. Bxe7 Qxe7 21. Qe3 Na5 22. Ba2 Nc4 23. Bxc4 dxc4 24. Qxe4 Rb8 25. Ka1 Qa7 26. Rb1 Rb3 27. Nc3 Ra8 28. Qc6 *", + "Moves": "b3a3 b2a3 a7a3 c3a2 a3a2", + "MovesSAN": "Rxa3+ bxa3 Qxa3+ Na2 Qxa2#", + "Themes": "fork long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "8/ppp5/2k5/2r1p1p1/4R1pp/1B6/P4PPB/6K1 b - - 2 35", + "PGN": "1. e4 d5 2. exd5 Nf6 3. Nf3 Qxd5 4. Be2 Nc6 5. O-O Bg4 6. d4 O-O-O 7. c4 Qh5 8. Be3 e6 9. h3 Bd6 10. c5 Bxc5 11. hxg4 Nxg4 12. Qa4 Bxd4 13. Bf4 Bxb2 14. Na3 Bxa1 15. Rxa1 e5 16. Bg3 f5 17. Nh2 Rd4 18. Qb5 Rhd8 19. Nxg4 fxg4 20. Nc4 R4d5 21. Qb2 Nd4 22. Bf1 Qf5 23. Ne3 Qe4 24. Nxd5 Qxd5 25. Rd1 h5 26. Rb1 g5 27. Re1 Nc6 28. Qb3 h4 29. Qxd5 Rxd5 30. Bh2 Kd7 31. Bc4 Rc5 32. Bb3 Kd6 33. Rd1+ Nd4 34. Rxd4+ Kc6 35. Re4 *", + "Moves": "c5c1 b3d1 c1d1 e4e1 d1e1", + "MovesSAN": "Rc1+ Bd1 Rxd1+ Re1 Rxe1#", + "Themes": "backRankMate endgame long master mate mateIn3" + }, + { + "FEN": "R4R2/3kr3/1p4r1/p1pPp3/P1P1Pn2/1P6/5K2/8 w - - 2 39", + "PGN": "1. e4 c6 2. d4 d6 3. Bd3 Nf6 4. f4 Bg4 5. Nf3 Nbd7 6. h3 Bxf3 7. Qxf3 e5 8. fxe5 dxe5 9. c3 Be7 10. Be3 O-O 11. O-O c5 12. d5 Ne8 13. c4 Bg5 14. Nd2 Bxe3+ 15. Qxe3 Nd6 16. a4 b6 17. b3 h6 18. Rf2 Qg5 19. Qxg5 hxg5 20. g3 Rae8 21. Raf1 f6 22. Be2 Re7 23. Bg4 Rd8 24. Be6+ Kh7 25. h4 gxh4 26. gxh4 Nf8 27. Bf5+ Nxf5 28. Rxf5 Ng6 29. R1f3 Nf4 30. Kf2 Rd6 31. h5 g5 32. hxg6+ Kxg6 33. Rg3+ Kf7 34. Nf3 Ke8 35. Rg8+ Kd7 36. Ra8 a5 37. Nxe5+ fxe5 38. Rff8 Rg6 *", + "Moves": "a8a7 d7d6 f8d8 e7d7 a7d7", + "MovesSAN": "Ra7+ Kd6 Rd8+ Rd7 Raxd7#", + "Themes": "endgame exposedKing long mate mateIn3" + }, + { + "FEN": "B6r/2q5/1k5n/2p1bp1p/Rp2P1pP/1P6/5PP1/R6K w - - 1 42", + "PGN": "1. e4 e6 2. Nf3 h6 3. Nc3 c6 4. Bc4 a6 5. d4 b5 6. Bb3 Bb7 7. Ne5 d6 8. Nf3 Qc7 9. O-O Nd7 10. Bf4 e5 11. dxe5 dxe5 12. Bg3 g5 13. Qd3 O-O-O 14. Qe3 Bc5 15. Qe2 f6 16. Rad1 Kb8 17. a4 b4 18. Na2 a5 19. c3 Ka7 20. cxb4 axb4 21. h4 g4 22. Nh2 h5 23. Kh1 Ba6 24. Qxa6+ Kxa6 25. Bc4+ Kb7 26. b3 Nh6 27. a5 Qxa5 28. Ra1 Qc7 29. Nc1 Nb6 30. Nd3 Bd4 31. Ra2 c5 32. Bd5+ Kc8 33. Ra6 f5 34. Be6+ Nd7 35. Ra8+ Kb7 36. Bd5+ Kb6 37. Bxe5 Nxe5 38. Nxe5 Bxe5 39. Ra4 Bxh2 40. Rfa1 Ra8 41. Bxa8 Be5 *", + "Moves": "a4a6 b6b5 a8c6 c7c6 a1a5", + "MovesSAN": "Ra6+ Kb5 Bc6+ Qxc6 R1a5#", + "Themes": "long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "8/6p1/R7/7R/2p1k1r1/1bBr2P1/7P/6K1 w - - 11 44", + "PGN": "1. Nf3 d5 2. d4 Nc6 3. c4 dxc4 4. Bf4 c3 5. Nxc3 a6 6. e4 Nf6 7. Bc4 e6 8. O-O Bb4 9. a3 Bxc3 10. bxc3 Nxe4 11. Qc2 Nf6 12. Rab1 b5 13. Bd3 O-O 14. Ne5 Nxe5 15. dxe5 Nd5 16. Bxh7+ Kh8 17. Bg3 Qg5 18. Be4 Bb7 19. f4 Qd8 20. Rbd1 c6 21. c4 bxc4 22. Qxc4 Qb6+ 23. Kh1 Qb5 24. Bd3 Qxc4 25. Bxc4 Rad8 26. Rb1 Rd7 27. Rfd1 f6 28. exf6 Rxf6 29. Bxd5 exd5 30. Re1 c5 31. Bf2 d4 32. Kg1 c4 33. Bxd4 Rxf4 34. Bc3 Rg4 35. g3 Bc6 36. Rb6 Bb5 37. a4 Bxa4 38. Rxa6 Bb3 39. Ra8+ Kh7 40. Ree8 Rd3 41. Rh8+ Kg6 42. Ra6+ Kf5 43. Rh5+ Ke4 *", + "Moves": "a6e6 e4f3 h5f5 g4f4 f5f4", + "MovesSAN": "Re6+ Kf3 Rf5+ Rf4 Rxf4#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "8/ppR1rk1p/3p1bpB/8/6Q1/P6P/1q3P1K/8 w - - 0 25", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Nc3 d6 4. Bb5 Bg4 5. h3 Bd7 6. O-O Be7 7. a3 Nf6 8. d4 exd4 9. Bxc6 Bxc6 10. Nxd4 Nxe4 11. Nxe4 Bxe4 12. Re1 Bxg2 13. Kxg2 O-O 14. Qg4 Bf6 15. Nf5 g6 16. Bh6 Re8 17. Rxe8+ Qxe8 18. Be3 Qc6+ 19. Kh2 Qxc2 20. Nh6+ Kg7 21. Nxf7 Qxb2 22. Rc1 Re8 23. Rxc7 Re7 24. Bh6+ Kxf7 *", + "Moves": "g4c4 d6d5 c4d5 f7e8 c7c8", + "MovesSAN": "Qc4+ d5 Qxd5+ Ke8 Rc8#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "rn3rk1/ppQ3pp/4Rq2/8/8/3B4/P4PPP/R1B3K1 b - - 0 17", + "PGN": "1. e3 e5 2. d4 exd4 3. exd4 Nf6 4. c4 d5 5. Nc3 Bb4 6. Nf3 Bxc3+ 7. bxc3 Ne4 8. cxd5 Nxc3 9. Qc2 Nxd5 10. Bd3 Qe7+ 11. Ne5 f6 12. O-O fxe5 13. dxe5 Nf6 14. exf6 Qxf6 15. Re1+ Be6 16. Qxc7 O-O 17. Rxe6 *", + "Moves": "f6f2 g1h1 f2f1 d3f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Bxf1 Rxf1#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "2k3nr/q4pp1/2pBp3/4P3/6b1/6P1/P1P3KP/1RQ1R3 b - - 2 26", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 c6 5. Bd2 Qc7 6. Nf3 Bf5 7. Bc4 e6 8. O-O Nd7 9. Re1 O-O-O 10. g3 Bd6 11. Qc1 Bg4 12. Ne5 Bxe5 13. dxe5 h6 14. Ne4 Nb6 15. Nd6+ Kb8 16. b3 Nxc4 17. bxc4 h5 18. c5 h4 19. Rb1 b6 20. cxb6 axb6 21. Ba5 hxg3 22. fxg3 Rxd6 23. Bxb6 Qd7 24. Bc5+ Kc8 25. Bxd6 Qa7+ 26. Kg2 *", + "Moves": "h8h2 g2h2 a7f2 h2h1 g4f3", + "MovesSAN": "Rxh2+ Kxh2 Qf2+ Kh1 Bf3#", + "Themes": "attraction long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "3r4/R4R2/6pk/2p4p/1p2KP2/3r2P1/1P5P/8 b - - 2 39", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O b5 6. Bb3 Bb7 7. c3 Be7 8. Re1 d6 9. d4 Na5 10. Bc2 exd4 11. cxd4 c5 12. a4 O-O 13. axb5 axb5 14. Nc3 b4 15. Nd5 Nxd5 16. exd5 Bxd5 17. dxc5 Bxf3 18. Qxf3 dxc5 19. Be4 Rc8 20. Rd1 Qb6 21. Qf5 g6 22. Qh3 Bf6 23. Bh6 Bg7 24. Rd7 Nc4 25. Bxg7 Kxg7 26. Bd5 Ne5 27. Rb7 Qd6 28. Be4 Qf6 29. g3 Nf3+ 30. Kg2 Ng5 31. Qh4 Nxe4 32. Qxe4 Qc6 33. Qxc6 Rxc6 34. Raa7 h5 35. f4 Kh6 36. Kf3 Rd6 37. Ke3 Rfd8 38. Rxf7 Rd3+ 39. Ke4 *", + "Moves": "d8d4 e4e5 d3e3 e5f6 d4d6", + "MovesSAN": "R8d4+ Ke5 Re3+ Kf6 Rd6#", + "Themes": "endgame long mate mateIn3 rookEndgame" + }, + { + "FEN": "4r1k1/p2Q1pp1/1p5p/8/4q3/8/PPP2PPP/3R1K2 b - - 1 25", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Nc3 Nc6 7. Bd3 Bg4 8. Bxe4 dxe4 9. Nxe4 Bxf3 10. Qxf3 Nxd4 11. Qd3 c5 12. O-O Be7 13. Be3 O-O 14. Rad1 Bf6 15. Nxc5 Qc7 16. Bxd4 Bxd4 17. Qxd4 Rad8 18. Qb4 b6 19. Nd3 Rfe8 20. Qb3 Rd6 21. Nf4 Rxd1 22. Rxd1 Qxf4 23. Qb5 Qe4 24. Kf1 h6 25. Qd7 *", + "Moves": "e4e2 f1g1 e2e1 d1e1 e8e1", + "MovesSAN": "Qe2+ Kg1 Qe1+ Rxe1 Rxe1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "r1q2r2/ppp1bp1k/8/4N3/8/2P3Q1/P1P3PP/3b1RK1 w - - 2 20", + "PGN": "1. e4 e5 2. f4 Nc6 3. Nf3 d6 4. Bc4 h6 5. O-O Nf6 6. Nc3 Bg4 7. d4 Nxd4 8. Be2 Nxe2+ 9. Qxe2 Be7 10. fxe5 dxe5 11. Be3 O-O 12. Rad1 Qc8 13. Qd2 Bb4 14. Bxh6 Nxe4 15. Qe3 Nxc3 16. bxc3 Be7 17. Bxg7 Kxg7 18. Nxe5 Bxd1 19. Qg3+ Kh7 *", + "Moves": "f1f7 f8f7 g3g6 h7h8 e5f7", + "MovesSAN": "Rxf7+ Rxf7 Qg6+ Kh8 Nxf7#", + "Themes": "attraction exposedKing fork intermezzo long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "5r2/p1p4k/1p1p2np/PP3qp1/2PbP3/B3P1Pb/R6P/3QR1KB b - - 0 25", + "PGN": "1. Nf3 Nf6 2. c4 d6 3. g3 e5 4. d3 Nc6 5. Bg2 Bg4 6. O-O Qd7 7. Re1 h6 8. a3 g5 9. b4 Bg7 10. b5 Ne7 11. a4 Bh3 12. Bh1 Ng6 13. Nc3 O-O 14. Ba3 b6 15. Nd2 Rad8 16. Nd5 Nxd5 17. Bxd5 Kh7 18. Bh1 f5 19. a5 e4 20. Ra2 Rde8 21. dxe4 fxe4 22. Nxe4 Qf5 23. f3 Rxe4 24. fxe4 Bd4+ 25. e3 *", + "Moves": "d4e3 e1e3 f5f1 d1f1 f8f1", + "MovesSAN": "Bxe3+ Rxe3 Qf1+ Qxf1 Rxf1#", + "Themes": "kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "4r1k1/ppp1rppp/8/8/5Q2/1P1P3P/1qP3P1/4RR1K w - - 3 22", + "PGN": "1. e4 e5 2. Bc4 Nf6 3. d3 Bc5 4. h3 d5 5. exd5 Nxd5 6. Bb3 Be6 7. Ne2 Nc6 8. O-O O-O 9. Kh1 Re8 10. f4 exf4 11. Bxf4 Nxf4 12. Nxf4 Bxb3 13. axb3 Bd6 14. Qg4 Qf6 15. Nc3 Ne5 16. Qg3 Ng6 17. Ncd5 Qxb2 18. Qf2 Nxf4 19. Nxf4 Bxf4 20. Qxf4 Re7 21. Rae1 Rae8 *", + "Moves": "f4f7 e7f7 e1e8 f7f8 f1f8", + "MovesSAN": "Qxf7+ Rxf7 Rxe8+ Rf8 Rfxf8#", + "Themes": "deflection endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "6k1/1rp1Rpp1/3p3p/3P4/3p4/P4Q2/5PPP/6K1 b - - 0 26", + "PGN": "1. Nf3 Nc6 2. e4 e5 3. Bb5 Nf6 4. d3 d6 5. Nc3 Bd7 6. Bg5 h6 7. Bxf6 Qxf6 8. Nd5 Qd8 9. O-O a6 10. Ba4 b5 11. Bb3 Be7 12. Nxe7 Qxe7 13. c4 O-O 14. cxb5 axb5 15. Rc1 Ra7 16. Bd5 Nb4 17. a3 Nxd5 18. exd5 Bg4 19. Rc3 Rb8 20. Re1 b4 21. Rb3 Rab7 22. d4 Bxf3 23. Qxf3 bxa3 24. Rxb7 Rxb7 25. bxa3 exd4 26. Rxe7 *", + "Moves": "b7b1 f3d1 b1d1 e7e1 d1e1", + "MovesSAN": "Rb1+ Qd1 Rxd1+ Re1 Rxe1#", + "Themes": "backRankMate endgame long mate mateIn3 queenRookEndgame" + }, + { + "FEN": "3r1rk1/5q2/6p1/3p4/1P1Q4/4R3/P2P1PPP/1R4K1 b - - 1 36", + "PGN": "1. e4 c5 2. Bc4 d6 3. Bxf7+ Kxf7 4. Nc3 Ke8 5. Nf3 Nf6 6. Qe2 e5 7. Qb5+ Bd7 8. Qxb7 Nc6 9. Qb3 Rb8 10. Qc4 Be7 11. Ng5 Rf8 12. Nf3 Na5 13. Qd3 Bb5 14. Nxb5 c4 15. Qe3 Rxb5 16. Qxa7 Rb7 17. Qa6 Nxe4 18. O-O Rb8 19. b4 Ra8 20. Qb5+ Qd7 21. Qd5 Nc6 22. Qxe4 Rc8 23. Qxc4 Nd4 24. Qd3 Nxc2 25. Rb1 Nd4 26. Nxd4 exd4 27. Qxh7 Qe6 28. Qh5+ g6 29. Qb5+ Kf7 30. Bb2 Bf6 31. Qb7+ Kg8 32. Rfe1 Qf7 33. Qb6 Rcd8 34. Bxd4 Bxd4 35. Qxd4 d5 36. Re3 *", + "Moves": "f7f2 g1h1 f2f1 b1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "6k1/1p3ppp/1R6/2p5/4R3/r1P5/2P2PPP/6K1 b - - 0 20", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 4. d4 exd4 5. Nxd4 Bd7 6. O-O Nf6 7. Nc3 Be7 8. Re1 O-O 9. Bg5 Nxd4 10. Qxd4 c5 11. Qd3 Bxb5 12. Qxb5 Qb6 13. Qxb6 axb6 14. Rad1 Rfe8 15. a3 Ra5 16. Bxf6 Bxf6 17. Rxd6 Bxc3 18. bxc3 Rxa3 19. Rxb6 Rxe4 20. Rxe4 *", + "Moves": "a3a1 b6b1 a1b1 e4e1 b1e1", + "MovesSAN": "Ra1+ Rb1 Rxb1+ Re1 Rxe1#", + "Themes": "backRankMate endgame long mate mateIn3 rookEndgame" + }, + { + "FEN": "4rrk1/1Q3b1p/p5p1/2p2pN1/8/P7/5PPP/4NK2 b - - 0 29", + "PGN": "1. e4 c5 2. Nf3 d6 3. Bc4 Nf6 4. d3 a6 5. Be3 b5 6. Bd5 Nxd5 7. exd5 Bb7 8. c4 g6 9. Bd2 Nd7 10. Bc3 f6 11. O-O Bg7 12. Nbd2 O-O 13. b4 Nb6 14. bxc5 dxc5 15. a3 bxc4 16. dxc4 Qc7 17. Ne1 Na4 18. Bb2 Nxb2 19. Qb3 f5 20. Rb1 Rab8 21. Rxb2 Bxb2 22. Qxb2 Bxd5 23. Qc3 Bf7 24. Ndf3 Qb7 25. Ng5 Qb3 26. Qe5 Qxc4 27. Qxe7 Rbe8 28. Qb7 Qxf1+ 29. Kxf1 *", + "Moves": "f7c4 e1d3 c4d3 f1g1 e8e1", + "MovesSAN": "Bc4+ Nd3 Bxd3+ Kg1 Re1#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "r1b2rk1/1pp3pp/p1p2q2/3NR3/2Q5/8/PPP2PPP/R1B3K1 b - - 0 14", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. O-O Bd6 6. d4 exd4 7. Qxd4 f6 8. e5 fxe5 9. Nxe5 Nf6 10. Re1 O-O 11. Qc4+ Nd5 12. Nc3 Bxe5 13. Rxe5 Qf6 14. Nxd5 *", + "Moves": "f6f2 g1h1 f2f1 c4f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Qxf1 Rxf1#", + "Themes": "backRankMate long mate mateIn3 middlegame" + }, + { + "FEN": "6k1/4R1p1/p5p1/1p2N2P/5K2/r7/b7/8 w - - 0 39", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. Re1 Nc5 7. Bxc6 dxc6 8. d4 Ne6 9. Nxe5 Be7 10. c3 O-O 11. h3 Qd5 12. Nd2 c5 13. Ndf3 cxd4 14. cxd4 c5 15. Be3 cxd4 16. Bxd4 Nxd4 17. Qxd4 Qxd4 18. Nxd4 Bf6 19. f4 b5 20. Rac1 Bb7 21. Kf2 Rfd8 22. Nf5 h6 23. Rc7 Bd5 24. Ne7+ Bxe7 25. Rxe7 Rac8 26. a3 Rc2+ 27. Re2 Rxe2+ 28. Kxe2 Rc8 29. g4 Rc2+ 30. Kd3 Rxb2 31. Kd4 Ba2 32. h4 Rh2 33. h5 Rf2 34. Ke3 Rb2 35. g5 hxg5 36. fxg5 Rb3+ 37. Kf4 Rxa3 38. g6 fxg6 *", + "Moves": "e7e8 g8h7 h5g6 h7h6 e8h8", + "MovesSAN": "Re8+ Kh7 hxg6+ Kh6 Rh8#", + "Themes": "endgame intermezzo long mate mateIn3" + }, + { + "FEN": "6k1/pQ3pp1/1b1p1q1p/3P4/2N5/2P1r3/PP3PPP/R3N1K1 b - - 1 21", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. c3 h6 4. d4 Nf6 5. d5 Nb8 6. Nxe5 Nxe4 7. Bd3 Qf6 8. Nf3 Nc5 9. Bc2 d6 10. O-O Bg4 11. Re1+ Be7 12. Ba4+ Nxa4 13. Qxa4+ Nd7 14. Qxg4 O-O 15. Qxd7 Rae8 16. Qxc7 Bd8 17. Qxb7 Rxe1+ 18. Nxe1 Bb6 19. Be3 Re8 20. Na3 Rxe3 21. Nc4 *", + "Moves": "e3e1 a1e1 f6f2 g1h1 f2e1", + "MovesSAN": "Rxe1+ Rxe1 Qxf2+ Kh1 Qxe1#", + "Themes": "attraction backRankMate fork long mate mateIn3 middlegame" + }, + { + "FEN": "5r1r/1bp3kp/p5p1/1p1nPB2/7R/4q1Q1/PPP3PP/5R1K w - - 3 28", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd8 4. d4 e6 5. Nf3 Nf6 6. Bg5 Be7 7. Bb5+ Nbd7 8. Qe2 a6 9. Bc4 b5 10. Bd3 Bb7 11. Ne4 O-O 12. Nxf6+ Bxf6 13. Bxf6 Nxf6 14. O-O Qd6 15. Ne5 Nd5 16. Qh5 g6 17. Qg4 Nf6 18. Qg5 Nd5 19. Rae1 Kg7 20. Re4 f6 21. Qg3 fxe5 22. dxe5 Qe7 23. Rh4 Rh8 24. f4 Raf8 25. f5 exf5 26. Bxf5 Qc5+ 27. Kh1 Qe3 *", + "Moves": "h4h7 h8h7 g3g6 g7h8 g6h7", + "MovesSAN": "Rxh7+ Rxh7 Qxg6+ Kh8 Qxh7#", + "Themes": "attraction long mate mateIn3 middlegame pin sacrifice" + }, + { + "FEN": "2r5/pp3ppk/3p3p/4p2P/2B1PqP1/3P1R2/PbP5/3K1Q1R b - - 0 25", + "PGN": "1. e4 Nf6 2. Nc3 e5 3. Nf3 Bc5 4. Bc4 d6 5. Ng5 O-O 6. d3 h6 7. h4 Bg4 8. f3 Bh5 9. g4 Bg6 10. h5 Bh7 11. Nxh7 Nxh7 12. Ke2 Qf6 13. Qf1 Nc6 14. Be3 Nd4+ 15. Bxd4 Bxd4 16. Re1 Qf4 17. Kd1 Ng5 18. Nd5 Qg3 19. Nxc7 Rac8 20. Nd5 Nxf3 21. Re2 Bxb2 22. Ne7+ Kh7 23. Nxc8 Rxc8 24. Rf2 Qf4 25. Rxf3 *", + "Moves": "f4c1 d1e2 c1c2 e2e3 b2d4", + "MovesSAN": "Qc1+ Ke2 Qxc2+ Ke3 Bd4#", + "Themes": "deflection long mate mateIn3 middlegame" + }, + { + "FEN": "4rrk1/pppb1qp1/2n1p2p/4P3/4Q3/2P5/PPB2PPP/R1B1R1K1 b - - 0 18", + "PGN": "1. e4 e6 2. d4 d5 3. Nd2 Nc6 4. c3 Nf6 5. e5 Nd7 6. Bd3 f5 7. exf6 Nxf6 8. Ngf3 Bd6 9. O-O O-O 10. Re1 Bd7 11. Nf1 Qe8 12. Ng3 h6 13. Bc2 Qf7 14. Qd3 Rae8 15. Ne5 Bxe5 16. dxe5 Ne4 17. Nxe4 dxe4 18. Qxe4 *", + "Moves": "f7f2 g1h1 f2f1 e1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "8/p3q1kp/1p4pb/2p2p2/B1P5/3Q2P1/PP4PP/6K1 b - - 0 35", + "PGN": "1. d4 b6 2. Bf4 Bb7 3. e3 d6 4. c3 Nd7 5. Nf3 g6 6. Be2 Bg7 7. Nbd2 Ngf6 8. Bg3 Nh5 9. O-O Nxg3 10. fxg3 O-O 11. Qc2 f5 12. Ng5 Nf6 13. Ne6 Qd7 14. Nxf8 Rxf8 15. Bf3 Ba6 16. Qb3+ Kh8 17. Rf2 e5 18. dxe5 dxe5 19. Nc4 Bxc4 20. Qxc4 e4 21. Be2 c5 22. Qa6 Qc7 23. Bc4 Ng4 24. Rd2 Nxe3 25. Bb3 Bh6 26. Re2 Kg7 27. Rae1 Ng4 28. Rd1 Re8 29. Ba4 Re7 30. Qc4 Ne5 31. Qb3 Nd3 32. c4 Qd6 33. Rxd3 exd3 34. Rxe7+ Qxe7 35. Qxd3 *", + "Moves": "e7e1 d3f1 h6e3 g1h1 e1f1", + "MovesSAN": "Qe1+ Qf1 Be3+ Kh1 Qxf1#", + "Themes": "deflection endgame long mate mateIn3" + }, + { + "FEN": "5rnk/pp4pp/8/4P3/8/1Q2R3/Pq3PPP/4R1K1 b - - 2 29", + "PGN": "1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. Ndf3 c5 6. c3 Nc6 7. Bd3 Qb6 8. Ne2 f6 9. exf6 Nxf6 10. O-O cxd4 11. cxd4 Bd6 12. Bf4 Bxf4 13. Nxf4 O-O 14. Re1 Ne4 15. Bxe4 dxe4 16. Rxe4 e5 17. dxe5 Bg4 18. Qd5+ Kh8 19. Ng5 Bf5 20. Re3 Ne7 21. Qc4 Rac8 22. Nf7+ Kg8 23. Nd6+ Kh8 24. Nxc8 Rxc8 25. Qf7 Qxb2 26. Rae1 Ng8 27. Ne6 Bxe6 28. Qxe6 Rf8 29. Qb3 *", + "Moves": "b2f2 g1h1 f2f1 e1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "r2q1r1k/1p4p1/p2bR2p/4n2Q/1P1pBp2/P7/2P2PPP/R5K1 w - - 0 23", + "PGN": "1. d4 Nf6 2. Nc3 d5 3. Bf4 c5 4. e3 cxd4 5. exd4 a6 6. Bd3 Nc6 7. Nf3 Bg4 8. O-O Bxf3 9. Qxf3 Nxd4 10. Qd1 Nc6 11. Re1 d4 12. Ne4 Nxe4 13. Bxe4 e5 14. Bg3 Bb4 15. Re2 O-O 16. a3 Bd6 17. b4 f5 18. Bd3 f4 19. Bxf4 exf4 20. Re6 Ne5 21. Be4 Kh8 22. Qh5 h6 *", + "Moves": "e6h6 g7h6 h5h6 h8g8 h6h7", + "MovesSAN": "Rxh6+ gxh6 Qxh6+ Kg8 Qh7#", + "Themes": "kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "b4r1k/1q5p/4pn1p/5pR1/3Q4/7P/5PP1/3R2K1 w - - 2 32", + "PGN": "1. d4 Nf6 2. c4 c5 3. e3 e6 4. Nf3 b6 5. Bd3 Bb7 6. O-O d5 7. Nc3 Nbd7 8. b3 dxc4 9. Bxc4 cxd4 10. exd4 Be7 11. Bg5 O-O 12. Re1 Rc8 13. a4 Nd5 14. Bxe7 Nxe7 15. Rc1 Nf6 16. h3 Ned5 17. Ne5 a6 18. Qe2 Nxc3 19. Rxc3 b5 20. axb5 axb5 21. Rg3 bxc4 22. bxc4 Qxd4 23. Rd1 Qe4 24. Qb2 Ba8 25. Ng4 Nh5 26. Nh6+ Kh8 27. Rg4 Qb7 28. Qc3 f5 29. Rg5 Rxc4 30. Qxc4 gxh6 31. Qd4+ Nf6 *", + "Moves": "d4f6 f8f6 d1d8 f6f8 d8f8", + "MovesSAN": "Qxf6+ Rxf6 Rd8+ Rf8 Rxf8#", + "Themes": "clearance long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r4rk1/p5pp/b1n5/q2N1PP1/2BpPp2/8/P1K5/R2Q2R1 w - - 1 24", + "PGN": "1. e4 c5 2. Nc3 Nc6 3. Nge2 e5 4. d3 Nf6 5. f4 d6 6. f5 Be7 7. h3 O-O 8. g4 d5 9. Bg5 d4 10. Bxf6 Bxf6 11. Nd5 Bh4+ 12. Kd2 Qa5+ 13. c3 dxc3+ 14. bxc3 Bg5+ 15. Kc2 f6 16. h4 Bh6 17. Rg1 Bf4 18. Nexf4 exf4 19. g5 fxg5 20. hxg5 b5 21. d4 cxd4 22. c4 bxc4 23. Bxc4 Ba6 *", + "Moves": "d5e7 g8h8 e7g6 h7g6 g1h1", + "MovesSAN": "Ne7+ Kh8 Ng6+ hxg6 Rh1#", + "Themes": "doubleCheck kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "k2r1b2/pp1N1ppr/1p4b1/8/3P2P1/1P3N2/5PK1/R3R3 w - - 0 26", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Nf6 5. O-O Nxe4 6. Re1 d5 7. Bxd5 Qxd5 8. Nc3 Qh5 9. Nxe4 Be6 10. Bg5 h6 11. Bf6 Qa5 12. Bxd4 O-O-O 13. c3 Bg4 14. h3 Bh5 15. g4 Bg6 16. b4 Qa3 17. Nc5 h5 18. Qb3 Qxb3 19. axb3 hxg4 20. hxg4 Rh3 21. Kg2 Rh7 22. b5 Nxd4 23. cxd4 Kb8 24. Nd7+ Ka8 25. b6 cxb6 *", + "Moves": "a1a7 a8a7 e1a1 f8a3 a1a3", + "MovesSAN": "Rxa7+ Kxa7 Ra1+ Ba3 Rxa3#", + "Themes": "anastasiaMate attraction long master mate mateIn3 middlegame queensideAttack sacrifice" + }, + { + "FEN": "5rk1/8/4p3/5qpp/3PQ3/2P5/6PP/4R1K1 b - - 0 30", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. Bc4 e6 4. c3 a6 5. d4 b5 6. Bb3 c4 7. Bc2 Bb7 8. a4 Nf6 9. axb5 axb5 10. Rxa8 Bxa8 11. b3 Be7 12. bxc4 bxc4 13. O-O O-O 14. Na3 Na5 15. Qe2 Re8 16. Nxc4 Nxc4 17. Qxc4 Nxe4 18. Qd3 d5 19. Nd2 f5 20. Nxe4 fxe4 21. Qh3 Bg5 22. f3 Bxc1 23. Rxc1 Qa5 24. fxe4 dxe4 25. Re1 Qf5 26. Qh4 g5 27. Qh5 Rf8 28. Qe2 h5 29. Bxe4 Bxe4 30. Qxe4 *", + "Moves": "f5f2 g1h1 f2f1 e1f1 f8f1", + "MovesSAN": "Qf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "5b1r/3R2pk/p3Qpqp/1p2p3/7N/2P1B3/PP3PPP/6K1 b - - 6 27", + "PGN": "1. e4 d6 2. Nf3 h6 3. Bc4 a6 4. O-O c5 5. d4 b5 6. Bd5 Ra7 7. dxc5 Nf6 8. cxd6 Nxd5 9. exd5 Qxd6 10. Re1 Nc6 11. dxc6 Qxc6 12. Be3 Rd7 13. Nd4 Qg6 14. Qf3 Bb7 15. Qg3 Qf6 16. c3 e6 17. Qb8+ Ke7 18. Nd2 Qg6 19. N2f3 Bd5 20. Rad1 f6 21. Qc8 e5 22. Nc6+ Bxc6 23. Qxc6 Rxd1 24. Rxd1 Kf7 25. Rd7+ Kg8 26. Qe6+ Kh7 27. Nh4 *", + "Moves": "g6b1 e3c1 b1c1 d7d1 c1d1", + "MovesSAN": "Qb1+ Bc1 Qxc1+ Rd1 Qxd1#", + "Themes": "backRankMate long mate mateIn3 middlegame" + }, + { + "FEN": "1k1r1r2/6pp/Rp1bp3/1qp5/8/1P2P3/2Q3PP/R5K1 w - - 2 26", + "PGN": "1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Bd7 6. Bg5 Qb6 7. Qd2 f6 8. Be3 fxe5 9. dxe5 Nh6 10. Bd3 Ng4 11. a4 a5 12. c4 Ngxe5 13. Nxe5 dxc4 14. Bxc4 Nxe5 15. Bb5 Bxb5 16. axb5 Qxb5 17. Nc3 Qc6 18. O-O Nc4 19. Qc2 O-O-O 20. b3 Nxe3 21. fxe3 Bd6 22. Rxa5 Kb8 23. Nb5 b6 24. Ra6 Qxb5 25. Rfa1 Rhf8 *", + "Moves": "a6a8 b8c7 a1a7 c7c6 c2e4", + "MovesSAN": "Ra8+ Kc7 R1a7+ Kc6 Qe4#", + "Themes": "exposedKing long mate mateIn3 middlegame queensideAttack" + }, + { + "FEN": "k7/PR1n1p2/4p3/3pP3/Qp1P2P1/6Pp/2r3rP/R5bK b - - 0 42", + "PGN": "1. e4 a6 2. d4 b5 3. Bd3 Bb7 4. Ne2 Nf6 5. f3 e6 6. Be3 d5 7. e5 Nfd7 8. c3 c5 9. Nd2 Nc6 10. O-O Qb6 11. Qe1 c4 12. Bc2 Be7 13. Qf2 O-O-O 14. a4 b4 15. cxb4 Nxb4 16. Rfc1 Kb8 17. b3 Nd3 18. Bxd3 cxd3 19. Nf4 h5 20. Nxd3 h4 21. b4 h3 22. g3 g5 23. a5 Qb5 24. Nb3 Qxd3 25. Nc5 Qb5 26. Nxb7 Qxb7 27. b5 axb5 28. a6 Qb6 29. a7+ Ka8 30. Qb2 Rc8 31. Rcb1 b4 32. Ra4 Rc4 33. Rba1 Rhc8 34. Ra6 Qb7 35. R6a5 g4 36. fxg4 Rc2 37. Qb3 Rg2+ 38. Kh1 Rcc2 39. Bg1 Bg5 40. Qa4 Be3 41. Rb5 Bxg1 42. Rxb7 *", + "Moves": "g2h2 h1g1 c2g2 g1f1 h2h1", + "MovesSAN": "Rxh2+ Kxg1 Rcg2+ Kf1 Rh1#", + "Themes": "kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "2r4k/pp4pp/4Q3/2R5/8/1P6/P1r2PPP/6K1 b - - 0 29", + "PGN": "1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Nc3 Bf5 5. Nf3 Nf6 6. Bd3 Bxd3 7. Qxd3 e6 8. O-O Nc6 9. Re1 Be7 10. Bf4 O-O 11. Qe2 Rc8 12. Ne5 Nxd4 13. Qd3 Nc6 14. Nxc6 Rxc6 15. Qe2 Bd6 16. Bxd6 Qxd6 17. Rad1 Qc7 18. Nb5 Qb6 19. Nd4 Rc7 20. b3 Rfc8 21. Rd2 Ne4 22. Rdd1 Nc3 23. Qd3 Nxd1 24. Rxd1 Rc3 25. Qe2 Qc5 26. Nxe6 fxe6 27. Qxe6+ Kh8 28. Rxd5 Rxc2 29. Rxc5 *", + "Moves": "c2c1 c5c1 c8c1 e6e1 c1e1", + "MovesSAN": "Rc1+ Rxc1 Rxc1+ Qe1 Rxe1#", + "Themes": "backRankMate endgame long mate mateIn3 queenRookEndgame xRayAttack" + }, + { + "FEN": "7r/1R3ppp/2k1p3/2Pp4/8/8/r1nNKPPP/1R6 w - - 0 22", + "PGN": "1. d4 Nf6 2. Bf4 d5 3. e3 c5 4. c3 e6 5. Nf3 Bd6 6. Bd3 Bxf4 7. exf4 Qc7 8. Ne5 Nc6 9. dxc5 Nxe5 10. fxe5 Qxe5+ 11. Qe2 Nd7 12. b4 a5 13. Qxe5 Nxe5 14. Bb5+ Bd7 15. Bxd7+ Kxd7 16. Nd2 axb4 17. cxb4 Nd3+ 18. Ke2 Nxb4 19. Rhb1 Nc2 20. Rxb7+ Kc6 21. Rab1 Rxa2 *", + "Moves": "b1b6 c6c5 d2b3 c5c4 b7c7", + "MovesSAN": "R1b6+ Kxc5 Nb3+ Kc4 Rc7#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "rn3rk1/ppp2ppp/4P3/8/2Bq2n1/2N2Q2/PPP2bPP/R1B1RK2 w - - 2 14", + "PGN": "1. e4 e5 2. Nf3 Bc5 3. Nc3 d6 4. d4 Bb6 5. dxe5 Bg4 6. exd6 Bxf3 7. Qxf3 Qxd6 8. Bc4 Nf6 9. O-O O-O 10. Re1 Qd7 11. e5 Ng4 12. e6 Bxf2+ 13. Kf1 Qd4 *", + "Moves": "f3f7 f8f7 e6f7 g8h8 f7f8q", + "MovesSAN": "Qxf7+ Rxf7 exf7+ Kh8 f8=Q#", + "Themes": "advancedPawn kingsideAttack long mate mateIn3 opening promotion sacrifice" + }, + { + "FEN": "4Qb1k/prq5/4p1p1/n4p2/3p2P1/8/PPP2P2/2KR4 w - - 0 27", + "PGN": "1. e4 g6 2. d4 Bg7 3. Nf3 e6 4. Nc3 Ne7 5. Bg5 O-O 6. Qd2 Qe8 7. h4 f6 8. Bf4 Nbc6 9. Bxc7 d5 10. exd5 Nxd5 11. Bd6 Nxc3 12. Qxc3 Rf7 13. h5 Qd7 14. hxg6 hxg6 15. Bc5 f5 16. O-O-O b6 17. Ng5 bxc5 18. Nxf7 Qxf7 19. g4 cxd4 20. Qh3 Bb7 21. Bg2 Rb8 22. Qb3 Na5 23. Qb5 Qc7 24. Bxb7 Rxb7 25. Qe8+ Bf8 26. Rh8+ Kxh8 *", + "Moves": "e8f8 h8h7 d1h1 c7h2 h1h2", + "MovesSAN": "Qxf8+ Kh7 Rh1+ Qh2 Rxh2#", + "Themes": "endgame exposedKing hangingPiece long mate mateIn3" + }, + { + "FEN": "8/7R/p1R5/3P2p1/3Np3/P3P1kP/1r6/5b1K b - - 2 43", + "PGN": "1. e4 c5 2. e5 e6 3. c3 Nc6 4. d4 cxd4 5. cxd4 Bb4+ 6. Nc3 Nge7 7. a3 Ba5 8. b4 Bb6 9. Be3 O-O 10. Nf3 Nd5 11. Na4 Nxe3 12. fxe3 Bc7 13. Nc5 d5 14. exd6 Bxd6 15. Bb5 a6 16. Bxc6 bxc6 17. O-O Bxc5 18. bxc5 f6 19. Qa4 Qd5 20. Rab1 e5 21. Rb6 e4 22. Nd2 Bg4 23. Rxc6 Bd7 24. Rd6 Bxa4 25. Rxd5 Rfe8 26. Rf4 Bc2 27. c6 Rac8 28. Rc5 Bd3 29. d5 Re5 30. Nb3 g5 31. Rxf6 Kg7 32. Rd6 Rf5 33. Rd7+ Kh6 34. h3 Rf1+ 35. Kh2 Rf2 36. c7 Bf1 37. Rd8 Rxg2+ 38. Kh1 Rxc7 39. Rxc7 Rb2 40. Rc6+ Kh5 41. Rh8 Kh4 42. Rxh7+ Kg3 43. Nd4 *", + "Moves": "f1g2 h1g1 b2b1 c6c1 b1c1", + "MovesSAN": "Bg2+ Kg1 Rb1+ Rc1 Rxc1#", + "Themes": "endgame exposedKing long mate mateIn3" + }, + { + "FEN": "1n3rk1/p4Npp/1p6/3Q1p2/1b6/3KP2P/5PP1/q4B1R w - - 3 25", + "PGN": "1. d4 f5 2. e3 e6 3. Nf3 b6 4. Nbd2 Bb7 5. h3 Nf6 6. a3 Be7 7. b4 d6 8. Bb2 O-O 9. c4 c5 10. Ng5 Qd7 11. d5 exd5 12. cxd5 Nxd5 13. Ngf3 cxb4 14. axb4 Nxb4 15. Nc4 Bxf3 16. Qxf3 Nc2+ 17. Kd2 Nxa1 18. Qxa8 Qb5 19. Bxa1 d5 20. Ne5 Bb4+ 21. Kc2 Qa4+ 22. Kd3 Qxa1 23. Qxd5+ Kh8 24. Nf7+ Kg8 *", + "Moves": "f7h6 g8h8 d5g8 f8g8 h6f7", + "MovesSAN": "Nh6+ Kh8 Qg8+ Rxg8 Nf7#", + "Themes": "doubleCheck long mate mateIn3 middlegame sacrifice smotheredMate" + }, + { + "FEN": "8/p3R2p/kppR4/n7/3N4/4BbP1/r4P1P/6K1 b - - 1 27", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. c3 dxc3 5. Bc4 cxb2 6. Bxb2 f6 7. O-O d6 8. Qb3 Qe7 9. Re1 Nh6 10. Na3 b6 11. Rad1 Bd7 12. Bd5 Na5 13. Qd3 c6 14. e5 O-O-O 15. exf6 Bf5 16. Qa6+ Qb7 17. Qxb7+ Kxb7 18. fxg7 Bxg7 19. Bxg7 Rhg8 20. Bxg8 Rxg8 21. Bxh6 Bg4 22. Re7+ Ka6 23. Rxd6 Bxf3 24. g3 Rg4 25. Be3 Ra4 26. Nc2 Rxa2 27. Nd4 *", + "Moves": "a2a1 e3c1 a1c1 e7e1 c1e1", + "MovesSAN": "Ra1+ Bc1 Rxc1+ Re1 Rxe1#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "6k1/1b3ppp/2p1r3/p1p4r/P1Pp1B1q/1P1P2N1/2Q2PP1/3RR1K1 b - - 2 30", + "PGN": "1. b3 e5 2. Bb2 Nc6 3. e3 Nf6 4. Bb5 a6 5. Bxc6 bxc6 6. Bxe5 d6 7. Bb2 d5 8. Nf3 Bd6 9. O-O O-O 10. d3 Rb8 11. Nbd2 Re8 12. h3 c5 13. a4 Nd7 14. c4 c6 15. Rc1 Qc7 16. Qc2 a5 17. Ba3 Bb7 18. e4 d4 19. Rfe1 Re6 20. Ng5 Rg6 21. h4 Re8 22. Ngf3 Bf4 23. Rcd1 Qd6 24. e5 Nxe5 25. Nxe5 Rxe5 26. Ne4 Qe7 27. h5 Rge6 28. Bc1 Rxh5 29. Bxf4 Qh4 30. Ng3 *", + "Moves": "h4h2 g1f1 h2h1 g3h1 h5h1", + "MovesSAN": "Qh2+ Kf1 Qh1+ Nxh1 Rxh1#", + "Themes": "kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "7k/7p/6pP/1R1r4/4p3/2r2b2/P1p2P2/2K5 w - - 0 38", + "PGN": "1. d4 d6 2. Bf4 Nf6 3. Nf3 g6 4. Nc3 Bg7 5. e4 Nh5 6. Be3 O-O 7. Qd2 Nf6 8. O-O-O Ng4 9. Bf4 e5 10. dxe5 Nd7 11. exd6 cxd6 12. h3 Nge5 13. Nxe5 dxe5 14. Bh6 f6 15. Bc4+ Kh8 16. Bxg7+ Kxg7 17. h4 a6 18. h5 b5 19. h6+ Kh8 20. Be6 Ra7 21. Nd5 Bb7 22. Nb6 Bxe4 23. Nxd7 Re8 24. Nxf6 Qxf6 25. Bb3 Bxg2 26. Rhg1 Bf3 27. Rde1 e4 28. Qc3 Qxc3 29. bxc3 Rc7 30. Rg5 Rxc3 31. Rd5 Rec8 32. Rg1 a5 33. Rgg5 a4 34. Rxb5 axb3 35. Kb2 bxc2 36. Kc1 Rd8 37. Rgd5 Rxd5 *", + "Moves": "b5b8 c3c8 b8c8 d5d8 c8d8", + "MovesSAN": "Rb8+ Rc8 Rxc8+ Rd8 Rxd8#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "r4r1k/2p3pp/p1Pq4/R2B1p2/1P1P1n2/2P2P1b/7P/1NBQR2K b - - 0 20", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Bc5 6. c3 b5 7. Bc2 d5 8. a4 dxe4 9. axb5 Bg4 10. bxc6 exf3 11. gxf3 Bh3 12. Re1 O-O 13. Ra5 Qd6 14. b4 Bxf2+ 15. Kxf2 e4 16. Kg1 Nh5 17. Bxe4 f5 18. Bd5+ Kh8 19. Kh1 Nf4 20. d4 *", + "Moves": "d6g6 e1g1 h3g2 g1g2 g6g2", + "MovesSAN": "Qg6 Rg1 Bg2+ Rxg2 Qxg2#", + "Themes": "kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "r4rk1/pp2nppp/4p3/3p4/3B4/4PK2/PPq5/6RR w - - 0 23", + "PGN": "1. d4 d5 2. Bf4 e6 3. Nf3 Qf6 4. e3 c5 5. Be5 Qh6 6. dxc5 Bxc5 7. Nc3 Nc6 8. Bb5 Bd7 9. Bd4 Bb4 10. Qd2 Qg6 11. Bxc6 Bxc6 12. Ne5 Qxg2 13. O-O-O Ne7 14. Rhg1 Qxh2 15. Rh1 Bxc3 16. Rdg1 Bxd2+ 17. Kxd2 Qxf2+ 18. Kd3 O-O 19. Nxc6 Qf5+ 20. Ke2 Qxc2+ 21. Kf3 Nf5 22. Ne7+ Nxe7 *", + "Moves": "g1g7 g8h8 g7h7 h8g8 h7g7", + "MovesSAN": "Rxg7+ Kh8 Rgxh7+ Kg8 Rg7#", + "Themes": "doubleCheck long mate mateIn3 middlegame" + }, + { + "FEN": "b7/p1q2p1k/7p/5Np1/5PP1/3RP3/P6K/Q7 b - - 0 37", + "PGN": "1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 O-O 6. Nf3 b6 7. cxd5 Nxd5 8. Bxe7 Qxe7 9. Nxd5 exd5 10. Bd3 c5 11. dxc5 bxc5 12. O-O Nc6 13. Bb5 Bb7 14. Bxc6 Bxc6 15. Rc1 Rac8 16. Qc2 Ba8 17. Rfd1 g5 18. Qf5 h6 19. b4 Qe4 20. Qf6 Rc6 21. Qa1 cxb4 22. Rd4 Qe6 23. Rxb4 Rfc8 24. Rd1 Qe7 25. Rbd4 Rc2 26. R4d2 d4 27. Nxd4 Rxd2 28. Rxd2 Qb7 29. f3 Qb4 30. Nf5 Rc3 31. Kf2 Qa5 32. g4 Kh7 33. Rd3 Rc2+ 34. Kg3 Qc7+ 35. f4 Rg2+ 36. Kh3 Rxh2+ 37. Kxh2 *", + "Moves": "c7c2 d3d2 c2d2 h2g1 d2g2", + "MovesSAN": "Qc2+ Rd2 Qxd2+ Kg1 Qg2#", + "Themes": "endgame exposedKing fork long mate mateIn3" + }, + { + "FEN": "4Q3/8/pB6/2R2p2/3p3p/r5k1/8/6K1 b - - 0 50", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O d6 5. h3 a6 6. Ba4 Be7 7. Re1 O-O 8. c3 Be6 9. d4 exd4 10. cxd4 Bd7 11. a3 Qc8 12. Bc2 Bxh3 13. gxh3 Qxh3 14. Nh2 d5 15. e5 Nh5 16. Qd3 Qxd3 17. Bxd3 Nxd4 18. Be3 Ne6 19. f4 c6 20. Kf2 g6 21. Nf3 Nhg7 22. Bd2 Nc5 23. Bc2 Nge6 24. Nc3 d4 25. Ne4 Nxe4+ 26. Bxe4 f5 27. Bd3 c5 28. Rac1 b6 29. Bc4 Kf7 30. Rh1 h5 31. Rcg1 Rg8 32. Ng5+ Bxg5 33. Bxe6+ Kxe6 34. Rxg5 Kf7 35. Rd1 Rh8 36. b4 h4 37. bxc5 bxc5 38. Rb1 Rhb8 39. Rgg1 Ke6 40. Rxg6+ Kd5 41. Rgg1 Ke4 42. Rxb8 Rxb8 43. Rc1 Kd5 44. Ba5 Rb2+ 45. Kg1 Ra2 46. Bb6 Rxa3 47. Rxc5+ Ke4 48. e6 Kxf4 49. e7 Kg3 50. e8=Q *", + "Moves": "a3a1 c5c1 a1c1 e8e1 c1e1", + "MovesSAN": "Ra1+ Rc1 Rxc1+ Qe1+ Rxe1#", + "Themes": "endgame exposedKing long mate mateIn3" + }, + { + "FEN": "r2q3r/6k1/pp1p1pp1/3P2P1/PPPBQP2/6b1/6P1/R4RK1 b - - 0 29", + "PGN": "1. d4 Nf6 2. e3 e6 3. Nf3 b6 4. Be2 Bb7 5. O-O Be7 6. c4 d6 7. Nc3 O-O 8. Qd3 c5 9. e4 cxd4 10. Nxd4 Nc6 11. Nf3 e5 12. a3 a6 13. b4 h6 14. Nd5 Nxd5 15. exd5 Nb8 16. Be3 Nd7 17. a4 Nf6 18. Nh4 Bc8 19. Nf5 g6 20. Nxh6+ Kg7 21. h3 e4 22. Qc2 Rh8 23. Ng4 Nxg4 24. Bxg4 Bxg4 25. hxg4 Bg5 26. f4 Bh4 27. Qxe4 Bg3 28. Bd4+ f6 29. g5 *", + "Moves": "h8h1 g1h1 d8h8 h1g1 h8h2", + "MovesSAN": "Rh1+ Kxh1 Qh8+ Kg1 Qh2#", + "Themes": "attraction kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "3r1r1k/6pp/2B3b1/p3p3/R1N5/2P5/1q3PPP/3Q1RK1 b - - 2 24", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Nd5 Be7 10. Bxf6 Bxf6 11. c3 Bg5 12. Nc2 O-O 13. a4 bxa4 14. Rxa4 a5 15. Be2 f5 16. exf5 Bxf5 17. O-O Kh8 18. Nce3 Bxe3 19. Nxe3 Bg6 20. Bf3 Qb6 21. Nc4 Qb5 22. Nxd6 Qxb2 23. Bxc6 Rad8 24. Nc4 *", + "Moves": "b2f2 f1f2 d8d1 f2f1 d1f1", + "MovesSAN": "Qxf2+ Rxf2 Rxd1+ Rf1 Rdxf1#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "r1b4k/p1q2rpp/1p6/4bR2/2B5/2PQ3K/PP6/3R4 w - - 0 28", + "PGN": "1. d4 d5 2. Bf4 c5 3. e3 e6 4. Nf3 Nc6 5. c3 c4 6. Nbd2 Nf6 7. Ne5 Nxe5 8. dxe5 Nd7 9. Qc2 Qc7 10. Be2 Nxe5 11. O-O Bd6 12. g4 Ng6 13. Bg3 O-O 14. f4 f5 15. g5 e5 16. Bf3 exf4 17. Bxd5+ Kh8 18. exf4 Nxf4 19. Bxc4 Nh3+ 20. Kg2 Nxg5 21. Rad1 b6 22. Nf3 Bxg3 23. Nxg5 Bxh2 24. Qd3 Bb7+ 25. Kh3 Be5 26. Rxf5 Bc8 27. Nf7+ Rxf7 *", + "Moves": "d3d8 c7d8 d1d8 f7f8 d8f8", + "MovesSAN": "Qd8+ Qxd8 Rxd8+ Rf8 Rxf8#", + "Themes": "backRankMate long mate mateIn3 middlegame" + }, + { + "FEN": "rn3r1k/ppp1Nppp/8/8/4P1b1/2Bq1NP1/PP3K2/R6R w - - 4 16", + "PGN": "1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. Nf3 d6 5. exd6 Bxd6 6. g3 Nxf2 7. Kxf2 Bxg3+ 8. hxg3 Qxd1 9. Nc3 Qc2 10. Nd5 Qxc4 11. e4 Qc2+ 12. Bd2 O-O 13. Bd3 Qxd3 14. Ne7+ Kh8 15. Bc3 Bg4 *", + "Moves": "h1h7 h8h7 a1h1 g4h5 h1h5", + "MovesSAN": "Rxh7+ Kxh7 Rh1+ Bh5 Rxh5#", + "Themes": "anastasiaMate attraction kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "7k/p4rpp/3p1p2/2r5/3QPP1K/6P1/1R5P/5q2 w - - 0 35", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. O-O Bc5 5. b4 Bxb4 6. c3 Be7 7. Re1 O-O 8. d4 exd4 9. cxd4 d6 10. Nc3 Bg4 11. Qd3 Nb4 12. Qb1 Bxf3 13. gxf3 Nc6 14. Kh1 Nxd4 15. Qd3 c5 16. Rg1 Nh5 17. Nd5 Kh8 18. Rg3 Nxg3+ 19. fxg3 Bg5 20. Bb2 b5 21. Bxd4 bxc4 22. Qxc4 cxd4 23. Qxd4 Qa5 24. f4 Bh6 25. Rb1 Rac8 26. Rb5 Qxa2 27. Rb2 Qa3 28. Ne7 Rc1+ 29. Kg2 Qa5 30. Nf5 Qe1 31. Kh3 Qf1+ 32. Kh4 Rc5 33. Nxh6 f6 34. Nf7+ Rxf7 *", + "Moves": "b2b8 c5c8 b8c8 f7f8 c8f8", + "MovesSAN": "Rb8+ Rc8 Rxc8+ Rf8 Rxf8#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "3Q4/5rkp/r3p1p1/p2pqp2/3R4/P1p4R/5PP1/6K1 w - - 0 34", + "PGN": "1. e4 g6 2. d4 Bg7 3. Nf3 e6 4. Nc3 Ne7 5. Bd3 b6 6. O-O Bb7 7. Bg5 c5 8. Bxe7 Qxe7 9. Be2 O-O 10. Qd2 Nc6 11. e5 d5 12. Rfe1 c4 13. Ng5 a6 14. Qf4 Bh6 15. h4 b5 16. a3 b4 17. Na4 a5 18. Bg4 Bc8 19. Nb6 Ra6 20. Nxc8 Rxc8 21. Re3 Rf8 22. Qf3 Nxd4 23. Qd1 Bxg5 24. hxg5 c3 25. Rh3 Qxg5 26. Qxd4 f5 27. Bf3 bxa3 28. bxa3 Qd2 29. Qh4 Rf7 30. Rd1 Qxc2 31. Be2 Qxe2 32. Qd8+ Kg7 33. Rd4 Qxe5 *", + "Moves": "h3h7 g7h7 d4h4 h7g7 d8h8", + "MovesSAN": "Rxh7+ Kxh7 Rh4+ Kg7 Qh8#", + "Themes": "attraction endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "5r1k/p5pp/8/8/3Q4/4P3/1q3PPP/3R2K1 b - - 1 29", + "PGN": "1. d4 d5 2. Nf3 Nf6 3. e3 c5 4. b3 Nc6 5. Bb2 Bg4 6. Be2 e6 7. O-O Be7 8. Nbd2 O-O 9. a3 Rc8 10. Ne5 Bxe2 11. Qxe2 Nd7 12. c4 f6 13. Nxd7 Qxd7 14. Rfd1 e5 15. cxd5 Qxd5 16. dxe5 fxe5 17. Nc4 Qe6 18. Rd3 b5 19. Nd2 c4 20. bxc4 bxc4 21. Rc3 Na5 22. Rac1 Qb6 23. Nxc4 Nxc4 24. Rxc4 Rxc4 25. Qxc4+ Kh8 26. Bxe5 Bxa3 27. Rd1 Bb2 28. Bxb2 Qxb2 29. Qd4 *", + "Moves": "b2f2 g1h1 f2f1 d1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "4r2k/1Q1R2b1/6p1/1p5p/8/1BP2P1P/Pr4P1/6K1 b - - 1 27", + "PGN": "1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Nc6 5. Be3 Qb6 6. Ne6 fxe6 7. Bxb6 axb6 8. Bd3 Bg7 9. c3 Nf6 10. O-O O-O 11. Nd2 d5 12. Re1 dxe4 13. Nxe4 Ne5 14. Bc2 b5 15. Ng5 Nf7 16. Nxe6 Bxe6 17. Rxe6 Rad8 18. Qe2 Nd6 19. Bb3 Kh8 20. Rxe7 Nde4 21. Rxe4 Nxe4 22. Qxe4 Rde8 23. Qxb7 Re2 24. f3 Rfe8 25. Rd1 Rxb2 26. h3 h5 27. Rd7 *", + "Moves": "e8e1 g1h2 g7e5 f3f4 e5f4", + "MovesSAN": "Re1+ Kh2 Be5+ f4 Bxf4#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "2k5/2p1n1p1/1pPp2r1/3P4/2P5/8/1B3rP1/1K5R w - - 0 30", + "PGN": "1. d4 Nc6 2. c4 e5 3. d5 Nce7 4. Nc3 Ng6 5. b3 a6 6. Bb2 Bc5 7. e3 f5 8. h4 h5 9. Be2 d6 10. Bxh5 Qf6 11. Nce2 Ne7 12. Ng3 Bd7 13. Nh3 Qxh4 14. Ng5 Qxg5 15. Qe2 O-O-O 16. O-O-O Rdf8 17. Kb1 Rh6 18. Bxg6 Rxg6 19. a3 a5 20. Qd2 b6 21. b4 axb4 22. axb4 f4 23. exf4 exf4 24. bxc5 fxg3 25. c6 Qxd2 26. Rxd2 Bf5+ 27. Ka2 gxf2 28. Rxf2 Bb1+ 29. Kxb1 Rxf2 *", + "Moves": "h1h8 e7g8 h8g8 f2f8 g8f8", + "MovesSAN": "Rh8+ Ng8 Rxg8+ Rf8 Rxf8#", + "Themes": "endgame long master mate mateIn3" + }, + { + "FEN": "r1b3k1/pp3r1p/6B1/4Q3/2p5/2P3R1/PP1q1PNP/R5K1 b - - 0 24", + "PGN": "1. d4 e6 2. Bf4 d5 3. c3 Nf6 4. Nf3 Be7 5. e3 O-O 6. Bd3 c5 7. Nbd2 c4 8. Bc2 Nc6 9. O-O Bd6 10. Re1 Bxf4 11. exf4 Qc7 12. g3 Nh5 13. Ne5 Nxe5 14. Rxe5 g6 15. Nf3 f6 16. Re3 Nxf4 17. gxf4 Qxf4 18. Ne1 e5 19. Ng2 Qg5 20. Rg3 Qh6 21. dxe5 fxe5 22. Qxd5+ Rf7 23. Qxe5 Qd2 24. Bxg6 *", + "Moves": "d2f2 g1h1 f2f1 a1f1 f7f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "4r1k1/6pp/2Q5/8/5pP1/2PP1P1q/P1P2R1P/4r1RK b - - 0 25", + "PGN": "1. e4 e5 2. Nc3 Nc6 3. d3 Bb4 4. Ne2 Nf6 5. g3 d5 6. exd5 Nxd5 7. Bd2 O-O 8. Bg2 Nxc3 9. Bxc3 Bg4 10. Bxc6 Bxc3+ 11. bxc3 bxc6 12. O-O Qg5 13. f3 Bh3 14. Rf2 f5 15. Kh1 f4 16. g4 Qh4 17. Qe1 Rf6 18. Ng1 Rh6 19. Nxh3 Qxh3 20. Qxe5 Rf8 21. Rg1 Rd6 22. Qa5 Re6 23. Qxa7 Rfe8 24. Qxc7 Re1 25. Qxc6 *", + "Moves": "e1g1 h1g1 e8e1 f2f1 h3f1", + "MovesSAN": "Rxg1+ Kxg1 Re1+ Rf1 Qxf1#", + "Themes": "attraction endgame long mate mateIn3" + }, + { + "FEN": "6k1/5ppp/2r1pn2/R7/2p5/4PP1P/6P1/6K1 w - - 0 29", + "PGN": "1. d4 Nf6 2. c3 d5 3. Nf3 e6 4. h3 c5 5. dxc5 Bxc5 6. b4 Bb6 7. e3 O-O 8. a4 a5 9. b5 Nbd7 10. Ba3 Nc5 11. c4 Re8 12. Be2 dxc4 13. O-O Qxd1 14. Rxd1 Nxa4 15. Bxc4 Bc5 16. Bb2 Nxb2 17. Rd2 Nxc4 18. Rc2 b6 19. Rxc4 Bb7 20. Ne5 Bd6 21. Nc6 Bxc6 22. Rxc6 Bc5 23. Nc3 Rec8 24. Na4 Rxc6 25. bxc6 Rc8 26. Nxc5 bxc5 27. Rxa5 Rxc6 28. f3 c4 *", + "Moves": "a5a8 c6c8 a8c8 f6e8 c8e8", + "MovesSAN": "Ra8+ Rc8 Rxc8+ Ne8 Rxe8#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "5rk1/Q4ppp/p3p3/4P3/8/4P3/qr4PP/2R2RK1 w - - 0 21", + "PGN": "1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 a6 5. cxd5 cxd5 6. Bg5 Ne4 7. Bf4 Nc6 8. e3 Bg4 9. Be2 e6 10. O-O Bd6 11. Nxe4 dxe4 12. Ne5 Bxe2 13. Qxe2 Bxe5 14. Bxe5 Nxe5 15. dxe5 Qa5 16. f4 exf3 17. Qxf3 O-O 18. Qxb7 Rab8 19. Qa7 Rxb2 20. Rac1 Qxa2 *", + "Moves": "a7f7 f8f7 c1c8 f7f8 f1f8", + "MovesSAN": "Qxf7+ Rxf7 Rc8+ Rf8 Rfxf8#", + "Themes": "endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "4r3/1Q6/p3r1k1/3N1b2/P4P1P/1P4p1/6P1/2R2K2 b - - 5 33", + "PGN": "1. b3 Nf6 2. Bb2 Nc6 3. f4 e5 4. Nf3 e4 5. Nd4 Nxd4 6. Bxd4 c5 7. Bf2 d5 8. e3 h5 9. Be2 Ng4 10. Bg3 f5 11. O-O Be6 12. h4 Qf6 13. c3 a6 14. a4 d4 15. cxd4 cxd4 16. exd4 Qxd4+ 17. Bf2 Qxa1 18. Qc2 Rc8 19. Qd1 Bb4 20. d3 Bc5 21. Bxc5 Rxc5 22. dxe4 Qd4+ 23. Qxd4 Rc6 24. exf5 Bxf5 25. Bxg4 hxg4 26. Qxg7 Rf8 27. Qe5+ Re6 28. Qb8+ Kf7 29. Qxb7+ Kf6 30. Nc3 g3 31. Nd5+ Kg6 32. Rc1 Rfe8 33. Kf1 *", + "Moves": "f5d3 f1g1 e6e1 c1e1 e8e1", + "MovesSAN": "Bd3+ Kg1 Re1+ Rxe1 Rxe1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "2b5/p1k2p2/2p3r1/3p4/1P1Pp3/2P2nPp/P4P2/R1B2K1R b - - 1 29", + "PGN": "1. d4 d5 2. e3 c5 3. dxc5 Nc6 4. Bb5 e5 5. Bxc6+ bxc6 6. Nf3 e4 7. Nd4 Bb7 8. Qg4 Bxc5 9. Qxg7 Qf6 10. Qxf6 Nxf6 11. Nf5 O-O-O 12. c3 Rhg8 13. g3 Nd7 14. b4 Bb6 15. Ne7+ Kc7 16. Nxg8 Rxg8 17. Nd2 Ne5 18. O-O Rg6 19. Nb3 Nf3+ 20. Kg2 h5 21. h4 Nxh4+ 22. Kh3 Nf3 23. Nd4 Bc8+ 24. Kg2 Nh4+ 25. Kh2 Bxd4 26. exd4 Nf3+ 27. Kg2 h4 28. Rh1 h3+ 29. Kf1 *", + "Moves": "c8a6 b4b5 a6b5 c3c4 b5c4", + "MovesSAN": "Ba6+ b5 Bxb5+ c4 Bxc4#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "5r1k/6pp/8/8/5q2/1Q6/P1Rr1PPP/5RK1 b - - 2 32", + "PGN": "1. b3 e5 2. Bb2 Nc6 3. e3 Nf6 4. Bb5 Bd6 5. Bxc6 bxc6 6. Nf3 e4 7. Ne5 Bxe5 8. Bxe5 O-O 9. Bb2 d6 10. O-O c5 11. d3 exd3 12. cxd3 c6 13. Nd2 d5 14. Re1 Bb7 15. e4 dxe4 16. dxe4 a5 17. Nc4 a4 18. Nd6 Ba6 19. e5 Nd5 20. bxa4 Qg5 21. Ne4 Qf4 22. Nxc5 Bc4 23. Nd3 Bxd3 24. Qxd3 Rab8 25. Bc1 Qxa4 26. e6 fxe6 27. Rxe6 Nf4 28. Bxf4 Qxf4 29. Rf1 Rbd8 30. Qb3 Kh8 31. Rxc6 Rd2 32. Rc2 *", + "Moves": "f4f2 f1f2 d2d1 f2f1 d1f1", + "MovesSAN": "Qxf2+ Rxf2 Rd1+ Rf1 Rdxf1#", + "Themes": "endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "r3kbnr/ppp1p1p1/8/4NbPp/1P1Pq2P/P3p3/4N1B1/R1BQK1R1 b Qkq - 3 21", + "PGN": "1. d4 d5 2. e3 Bf5 3. g4 Be4 4. f3 Bg6 5. h4 h5 6. g5 f6 7. f4 fxg5 8. fxg5 Qd6 9. Ne2 Be4 10. Rh3 Nc6 11. Nd2 Bf5 12. Rh1 Nb4 13. e4 dxe4 14. a3 Nd5 15. Nc4 Qc6 16. Ne5 Qb6 17. c4 e3 18. cxd5 Qa5+ 19. b4 Qxd5 20. Rg1 Qe4 21. Bg2 *", + "Moves": "e4h4 e2g3 h4g3 e1f1 g3f2", + "MovesSAN": "Qxh4+ Ng3 Qxg3+ Kf1 Qf2#", + "Themes": "exposedKing long mate mateIn3 middlegame" + }, + { + "FEN": "6k1/7r/3p1KP1/3Pp1N1/4P3/8/1p6/8 w - - 0 56", + "PGN": "1. Nf3 Nf6 2. Nc3 g6 3. e4 d6 4. d4 Bg7 5. Bc4 O-O 6. O-O Nbd7 7. Bg5 c5 8. d5 Ng4 9. h3 Nge5 10. Be2 Nxf3+ 11. Bxf3 Ne5 12. Be2 h6 13. Be3 Bd7 14. Qd2 g5 15. Kh2 a6 16. f4 gxf4 17. Bxf4 Kh7 18. Bh5 Ng6 19. Bg3 b5 20. Rf3 b4 21. Ne2 Bxb2 22. Raf1 Ne5 23. Bf4 Nxf3+ 24. Rxf3 Bg7 25. Rg3 e5 26. Rxg7+ Kxg7 27. Bxh6+ Kh7 28. Bxf8 Qxf8 29. Qg5 Qg7 30. Qh4 Qh6 31. Ng3 Rg8 32. Qe7 Be8 33. Bxf7 Rg7 34. Qxe8 Qg5 35. Bg8+ Rxg8 36. Qh5+ Qxh5 37. Nxh5 Rf8 38. Ng3 Kg6 39. Nf5 Rd8 40. g4 Kg5 41. Kg3 a5 42. h4+ Kg6 43. g5 Kh5 44. Ng7+ Kg6 45. Ne6 Ra8 46. Kg4 c4 47. h5+ Kf7 48. Kf5 a4 49. g6+ Kg8 50. h6 b3 51. cxb3 axb3 52. axb3 cxb3 53. Kf6 Ra7 54. Ng5 b2 55. h7+ Rxh7 *", + "Moves": "g6h7 g8h8 f6g6 b2b1q g5f7", + "MovesSAN": "gxh7+ Kh8 Kg6 b1=Q Nf7#", + "Themes": "advancedPawn endgame long mate mateIn3" + }, + { + "FEN": "5rk1/1p3q2/p2b2Qp/6pK/P5P1/2P1Br2/1P1NR3/R7 b - - 3 34", + "PGN": "1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 a6 5. c3 Nf6 6. h3 Nc6 7. Nf3 Qc7 8. O-O e6 9. a4 h6 10. Re1 Bd6 11. Nbd2 O-O 12. Nf1 Bf4 13. Ne3 Ne4 14. Bxe4 dxe4 15. Nd2 f5 16. d5 Ne5 17. dxe6 Bxe6 18. Ndf1 Nd3 19. Re2 Rad8 20. Rd2 Rf7 21. g3 Be5 22. Qc2 f4 23. Ng4 Bxg4 24. hxg4 fxg3 25. fxg3 Bxg3 26. Re2 Ne1 27. Qxe4 Nf3+ 28. Kg2 Bd6 29. Be3 Nh4+ 30. Kh3 Rf3+ 31. Kxh4 Rdf8 32. Nd2 g5+ 33. Kh5 Qf7+ 34. Qg6+ *", + "Moves": "f7g6 h5g6 f8f6 g6h5 f3h3", + "MovesSAN": "Qxg6+ Kxg6 R8f6+ Kh5 Rh3#", + "Themes": "attraction long mate mateIn3 middlegame" + }, + { + "FEN": "1B3k2/1Q3p2/p1n1qp1P/3p4/3Pp3/2P1P3/PP2KP1R/RN4r1 b - - 2 27", + "PGN": "1. d4 e6 2. Bf4 Nc6 3. e3 d5 4. c3 Bd6 5. Bg3 Nf6 6. Nf3 O-O 7. Bd3 a6 8. Bh4 Re8 9. Ng5 e5 10. Nxh7 e4 11. Nxf6+ gxf6 12. Be2 Bf5 13. Bg4 Bg6 14. Bh5 Bf5 15. g4 Bg6 16. Rg1 Bxh2 17. Rg2 Kf8 18. Rxh2 Bxh5 19. gxh5 Ke7 20. Qg4 Qd6 21. Bg3 Qe6 22. Qf4 Rg8 23. Qxc7+ Kf8 24. h6 Rc8 25. Qxb7 Rb8 26. Bxb8 Rg1+ 27. Ke2 *", + "Moves": "e6g4 f2f3 g4f3 e2d2 f3d1", + "MovesSAN": "Qg4+ f3 Qxf3+ Kd2 Qd1#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "3R1rk1/2p3Bp/8/p7/1q6/2Q4B/P4PPP/6K1 b - - 0 29", + "PGN": "1. d4 d5 2. Bf4 Nc6 3. Nf3 Nf6 4. e3 e6 5. Nbd2 Be7 6. c3 O-O 7. Bd3 a5 8. Qc2 b5 9. O-O b4 10. e4 bxc3 11. bxc3 dxe4 12. Nxe4 Nxe4 13. Bxe4 Bb7 14. Rab1 Rb8 15. Rfd1 Bd6 16. Bg5 f6 17. Be3 f5 18. Bd3 Qd7 19. Ne5 Nxe5 20. dxe5 Bxe5 21. Bxf5 Qc6 22. Bh3 Bxc3 23. Bxe6+ Kh8 24. Bh3 Rbe8 25. Rxb7 Qxb7 26. Qxc3 Rd8 27. Bd4 Qb4 28. Bxg7+ Kg8 29. Rxd8 *", + "Moves": "b4b1 d8d1 b1d1 c3e1 d1e1", + "MovesSAN": "Qb1+ Rd1 Qxd1+ Qe1 Qxe1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "3R1bk1/1q3p1p/nBp1rQp1/p3p3/p1P1P3/P5PP/1P3PB1/6K1 w - - 1 24", + "PGN": "1. c4 g6 2. g3 Bg7 3. Bg2 Nf6 4. Nf3 O-O 5. O-O d6 6. d4 c6 7. Nc3 a5 8. e4 Bg4 9. h3 Bxf3 10. Qxf3 e5 11. Be3 Qc7 12. Rad1 Na6 13. a3 Rfe8 14. dxe5 dxe5 15. Na4 Nd7 16. Qg4 Re7 17. Rd2 b5 18. Rfd1 Nf6 19. Bb6 Qb7 20. Rd8+ Bf8 21. Qg5 bxa4 22. Qxf6 Rxd8 23. Rxd8 Re6 *", + "Moves": "d8f8 g8f8 f6h8 f8e7 h8d8", + "MovesSAN": "Rxf8+ Kxf8 Qh8+ Ke7 Qd8#", + "Themes": "attraction dovetailMate kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r3r1k1/5pp1/pp5p/2b5/5P2/PQBq1P1P/1P2p3/6RK w - - 0 26", + "PGN": "1. d4 d5 2. c4 c6 3. a3 Nf6 4. Nc3 e6 5. cxd5 cxd5 6. e3 Bd6 7. h3 O-O 8. Nf3 Nbd7 9. Bd3 Re8 10. Bd2 e5 11. dxe5 Nxe5 12. Nxe5 Bxe5 13. Qc2 h6 14. f4 Bd6 15. O-O b6 16. Nb5 Bc5 17. Rf3 a6 18. Kh1 Bb7 19. Nc3 d4 20. Ne4 Nxe4 21. Bxe4 Bxe4 22. Qb3 Bxf3 23. gxf3 dxe3 24. Bc3 Qd3 25. Rg1 e2 *", + "Moves": "g1g7 g8h8 g7h7 h8h7 b3f7", + "MovesSAN": "Rxg7+ Kh8 Rh7+ Kxh7 Qxf7#", + "Themes": "attraction doubleCheck kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "4nk1r/pN3pp1/8/1p6/1q6/5Bp1/4QPP1/5RK1 b - - 1 25", + "PGN": "1. d4 d5 2. Nf3 e6 3. Bf4 Bd6 4. Bg3 Bxg3 5. hxg3 h5 6. e3 Nf6 7. c4 c6 8. Nc3 Nbd7 9. cxd5 exd5 10. Rc1 b5 11. Bd3 Bb7 12. e4 dxe4 13. Nxe4 Qa5+ 14. Nfd2 Qxa2 15. Nd6+ Kf8 16. Nxb7 Re8+ 17. Be2 Qxb2 18. O-O Qxd4 19. Rxc6 Ne5 20. Rd6 Qb4 21. Nf3 Nxf3+ 22. Bxf3 h4 23. Rd8 hxg3 24. Rxe8+ Nxe8 25. Qe2 *", + "Moves": "h8h1 g1h1 b4h4 h1g1 h4h2", + "MovesSAN": "Rh1+ Kxh1 Qh4+ Kg1 Qh2#", + "Themes": "attraction long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "6k1/5p1p/1b2rBp1/p3P3/8/1P1Q1R2/r1q3PP/3R3K w - - 4 32", + "PGN": "1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Nf6 6. Nxc6 bxc6 7. e5 Nd5 8. f4 Bc5 9. Nxd5 exd5 10. Bd3 O-O 11. Qf3 d6 12. Be3 d4 13. Bd2 dxe5 14. fxe5 Qc7 15. O-O Bb6 16. Bf4 Be6 17. Qe4 g6 18. Bh6 Rfe8 19. Rae1 c5 20. Qf4 Qe7 21. Bg5 Qf8 22. b3 Rac8 23. Bc4 a5 24. Bxe6 Rxe6 25. Bf6 c4 26. Kh1 d3 27. cxd3 cxd3 28. Qd2 Rc2 29. Qxd3 Rxa2 30. Rf3 Qc8 31. Rd1 Qc2 *", + "Moves": "d3d8 b6d8 d1d8 e6e8 d8e8", + "MovesSAN": "Qd8+ Bxd8 Rxd8+ Re8 Rxe8#", + "Themes": "long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "5r1k/3P2p1/2Q4p/2P5/5q2/8/P4RPP/3R2K1 b - - 0 31", + "PGN": "1. d4 d5 2. Nf3 e6 3. Nc3 Nf6 4. Bg5 h6 5. Bxf6 Qxf6 6. e3 c6 7. Bd3 a5 8. O-O Bd6 9. e4 dxe4 10. Nxe4 Qe7 11. c4 b5 12. c5 Bc7 13. Ne5 Bb7 14. Rc1 Nd7 15. Qf3 Nxe5 16. dxe5 Rd8 17. Nd6+ Bxd6 18. exd6 Qg5 19. Rcd1 O-O 20. b4 a4 21. Qe4 f5 22. Qxe6+ Kh8 23. Bxf5 Rfe8 24. Qf7 Rf8 25. Qxb7 Qxf5 26. Qxc6 Qf4 27. Qxb5 Rb8 28. Qxa4 Rxb4 29. Qc6 Rb2 30. d7 Rxf2 31. Rxf2 *", + "Moves": "f4f2 g1h1 f2f1 d1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "3rk2r/p1Q1bpp1/5q2/7p/2B1R3/5PB1/PP5P/6K1 w k - 1 25", + "PGN": "1. e4 e5 2. d4 exd4 3. c3 dxc3 4. Bc4 Nc6 5. Nf3 d6 6. Nxc3 Bg4 7. Qb3 Qd7 8. Ng5 Nd8 9. O-O h6 10. Nf3 Bxf3 11. gxf3 Qh3 12. Nd5 Ne6 13. Qxb7 Rd8 14. Nxc7+ Nxc7 15. Qxc7 Be7 16. Bf4 Qxf3 17. Bg3 Nf6 18. e5 dxe5 19. Rae1 e4 20. Re3 Qg4 21. Rfe1 h5 22. f3 Qg6 23. Rxe4 Nxe4 24. Rxe4 Qf6 *", + "Moves": "c4b5 e8f8 c7d8 e7d8 e4e8", + "MovesSAN": "Bb5+ Kf8 Qxd8+ Bxd8 Re8#", + "Themes": "deflection long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "2krr3/pp1n4/2p1B2p/3n2p1/3P4/P5B1/1q5P/3QR1K1 w - - 1 24", + "PGN": "1. e4 e5 2. f4 d5 3. Nf3 exf4 4. e5 Bg4 5. d4 g5 6. c4 c6 7. cxd5 Qxd5 8. Nc3 Bb4 9. a3 Bxc3+ 10. bxc3 Bxf3 11. gxf3 Ne7 12. Rg1 h6 13. Qa4 Qxf3 14. Be2 Qxc3+ 15. Kf2 Qxa1 16. Bxf4 Qb2 17. Bg3 Nd5 18. Re1 Nd7 19. Kg1 N7b6 20. Qd1 O-O-O 21. Bg4+ Nd7 22. e6 fxe6 23. Bxe6 Rhe8 *", + "Moves": "e6d7 d8d7 e1e8 d7d8 d1g4", + "MovesSAN": "Bxd7+ Rxd7 Rxe8+ Rd8 Qg4#", + "Themes": "discoveredAttack long mate mateIn3 middlegame queensideAttack" + }, + { + "FEN": "2Rr2k1/5p1p/1q2pQp1/p4n2/6K1/PP3P1P/2R3P1/8 b - - 13 35", + "PGN": "1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. c4 Qc7 6. b3 Nf6 7. f3 Bb4+ 8. Bd2 Nc6 9. Nxc6 Bxd2+ 10. Nxd2 bxc6 11. Bd3 d5 12. O-O O-O 13. exd5 cxd5 14. cxd5 Nxd5 15. Nc4 a5 16. Rc1 Ba6 17. Re1 Nb4 18. Bb1 Bxc4 19. Rxc4 Qb6+ 20. Kh1 Rfd8 21. Qe2 g6 22. h3 Rd6 23. a3 Nd5 24. Bc2 Rad8 25. Qe4 Nf6 26. Qe5 Qf2 27. Re2 Rd1+ 28. Bxd1 Rxd1+ 29. Kh2 Qg1+ 30. Kg3 Nh5+ 31. Kh4 Rd8 32. Rec2 Qb6 33. Rc8 Ng7 34. Qf6 Nf5+ 35. Kg4 *", + "Moves": "h7h5 g4g5 b6e3 f3f4 e3g3", + "MovesSAN": "h5+ Kg5 Qe3+ f4 Qg3#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "3r2k1/pp3pp1/7p/8/qP2P3/P3Q3/3R1PPP/6K1 b - - 0 26", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. c4 e6 4. Nc3 Nf6 5. d3 Be7 6. Bg5 O-O 7. Be2 h6 8. Bh4 d5 9. cxd5 exd5 10. exd5 Nxd5 11. Bxe7 Ndxe7 12. O-O Bf5 13. Re1 Nd4 14. Nxd4 cxd4 15. Ne4 Nc6 16. Qd2 Re8 17. Bf3 Ne5 18. Qf4 Nxf3+ 19. Qxf3 Bxe4 20. Rxe4 Rxe4 21. dxe4 d3 22. Rd1 d2 23. Qe3 Qa5 24. a3 Rd8 25. b4 Qa4 26. Rxd2 *", + "Moves": "a4d1 d2d1 d8d1 e3e1 d1e1", + "MovesSAN": "Qd1+ Rxd1 Rxd1+ Qe1 Rxe1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice xRayAttack" + }, + { + "FEN": "r5k1/ppp2ppp/8/8/4rqP1/4R2P/PPPQ1PK1/3R4 w - - 0 22", + "PGN": "1. e4 e5 2. d4 d6 3. dxe5 Nc6 4. exd6 Bxd6 5. Nf3 Nf6 6. Nc3 O-O 7. Bd3 Re8 8. O-O Bc5 9. Bg5 Be7 10. Bxf6 Bxf6 11. Re1 Bg4 12. h3 Bh5 13. g4 Bg6 14. Nd5 Bh4 15. Qd2 Bf6 16. Nxf6+ Qxf6 17. Kg2 Ne5 18. Nxe5 Qxe5 19. Re3 Qf4 20. Rd1 Bxe4+ 21. Bxe4 Rxe4 *", + "Moves": "d2d8 a8d8 d1d8 e4e8 e3e8", + "MovesSAN": "Qd8+ Rxd8 Rxd8+ Re8 Rexe8#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "r4qrk/1p3p1p/p1n2PpQ/6P1/3p1BR1/P2P3P/1P6/R5K1 w - - 1 29", + "PGN": "1. e4 c5 2. Nc3 g6 3. g3 Bg7 4. Bg2 Nc6 5. d3 Nf6 6. f4 O-O 7. Nf3 e6 8. O-O d5 9. e5 Nd7 10. h3 Nb6 11. g4 a6 12. g5 d4 13. Ne4 c4 14. Nh2 cxd3 15. cxd3 Nd5 16. Ng4 Ncb4 17. Nef6+ Bxf6 18. exf6 Bd7 19. a3 Nc6 20. Qe1 e5 21. Qh4 Bxg4 22. Bxd5 Bh5 23. Bf3 Bxf3 24. Rxf3 Kh8 25. Qh6 Rg8 26. Rg3 exf4 27. Rg4 Qe8 28. Bxf4 Qf8 *", + "Moves": "h6h7 h8h7 g4h4 f8h6 h4h6", + "MovesSAN": "Qxh7+ Kxh7 Rh4+ Qh6 Rxh6#", + "Themes": "attraction kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "2r1r1k1/5p1p/p2Q2pP/1p3bP1/4q3/P1P5/BP1R4/2K5 w - - 0 33", + "PGN": "1. d4 Nf6 2. Nc3 e6 3. Bf4 b6 4. e4 d6 5. Nf3 Be7 6. Bc4 Bb7 7. Qe2 O-O 8. a3 Nbd7 9. h3 a6 10. g4 b5 11. Ba2 c5 12. g5 Ne8 13. h4 Qc7 14. h5 cxd4 15. Nxd4 e5 16. Nf5 Nc5 17. Be3 Nxe4 18. Nxe7+ Qxe7 19. Nxe4 Bxe4 20. O-O-O Rc8 21. Rd2 Nc7 22. Rh4 Bf5 23. f4 Rfe8 24. h6 g6 25. c3 exf4 26. Qh2 Qxe3 27. Rxf4 Qe1+ 28. Rd1 Qe3+ 29. Rd2 Ne6 30. Rd4 Nc5 31. Qxd6 Ne4 32. Rxe4 Qxe4 *", + "Moves": "a2f7 g8f7 d6f6 f7g8 f6g7", + "MovesSAN": "Bxf7+ Kxf7 Qf6+ Kg8 Qg7#", + "Themes": "attraction long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "6k1/p4pBp/4pPp1/3pP3/2nR3Q/7P/5PK1/rq6 w - - 6 38", + "PGN": "1. e4 c6 2. Nf3 d5 3. exd5 cxd5 4. d4 Nc6 5. Bd3 Bg4 6. c3 e6 7. O-O Nf6 8. h3 Bh5 9. g4 Bg6 10. Ne5 Bxd3 11. Qxd3 Bd6 12. Bf4 Qc7 13. Re1 O-O 14. g5 Nh5 15. Bh2 Bxe5 16. dxe5 g6 17. Nd2 b5 18. Nf1 Na5 19. Ne3 Nc4 20. Ng4 Rab8 21. Nf6+ Nxf6 22. gxf6 Rfc8 23. Qd4 Qc5 24. Qh4 Qf8 25. Bf4 b4 26. Bh6 Qc5 27. cxb4 Rxb4 28. Bf4 Nb6 29. Rac1 Qf8 30. Rxc8 Qxc8 31. a3 Rxb2 32. Rc1 Nc4 33. Bh6 Rb3 34. Rd1 Rxa3 35. Rd4 Ra1+ 36. Kg2 Qb8 37. Bg7 Qb1 *", + "Moves": "h4h7 g8h7 d4h4 h7g8 h4h8", + "MovesSAN": "Qxh7+ Kxh7 Rh4+ Kg8 Rh8#", + "Themes": "attraction endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "1k6/1p1b1r1p/8/5pp1/1P1Bn3/7P/R4PP1/6K1 w - - 9 37", + "PGN": "1. e4 c6 2. d4 d5 3. e5 c5 4. c4 Nc6 5. dxc5 Bf5 6. cxd5 Nxe5 7. Bb5+ Nd7 8. c6 Qa5+ 9. Nc3 a6 10. cxd7+ Kd8 11. Qa4 axb5 12. Qxa5+ Rxa5 13. b4 Ra6 14. Nxb5 Bxd7 15. a4 Bxb5 16. Bb2 Rxa4 17. Rxa4 Bxa4 18. Nf3 f6 19. O-O g5 20. Ra1 Bd7 21. Ra8+ Bc8 22. Bd4 Nh6 23. Bb6+ Kd7 24. Nd4 Bg7 25. Ra1 f5 26. Rd1 Bxd4 27. Bxd4 Rd8 28. Bb6 Rf8 29. Bc5 Ng4 30. d6 exd6 31. h3 Nf6 32. Rxd6+ Kc7 33. Rd2 Rf7 34. Rc2 Kb8 35. Ra2 Ne4 36. Bd4 Bd7 *", + "Moves": "d4e5 e4d6 e5d6 b8c8 a2a8", + "MovesSAN": "Be5+ Nd6 Bxd6+ Kc8 Ra8#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "1r2r2k/pppq2pp/3p4/4n3/4PR1B/8/PPP2QPP/5RK1 w - - 7 21", + "PGN": "1. e4 Nc6 2. Nf3 Nf6 3. Nc3 e5 4. d4 Bd6 5. dxe5 Bxe5 6. Nxe5 Nxe5 7. Bf4 Nc6 8. Bc4 d6 9. O-O O-O 10. Nd5 Be6 11. Nxf6+ Qxf6 12. Bxe6 fxe6 13. Bg3 e5 14. Qd5+ Kh8 15. Qd2 Rab8 16. f4 exf4 17. Rxf4 Qe7 18. Raf1 Rfe8 19. Qf2 Ne5 20. Bh4 Qd7 *", + "Moves": "f4f8 e8f8 f2f8 b8f8 f1f8", + "MovesSAN": "Rf8+ Rxf8 Qxf8+ Rxf8 Rxf8#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "3q2k1/7p/4p2r/3p1rp1/PBpPpP2/2P1PbPP/2B2Q1K/1R4R1 b - - 2 38", + "PGN": "1. d4 e6 2. c4 d5 3. e3 Nf6 4. Nc3 Bb4 5. a3 Bxc3+ 6. bxc3 O-O 7. Nf3 a6 8. Bd3 b5 9. cxb5 axb5 10. Bxb5 Ne4 11. Bb2 Nd6 12. Bd3 Nd7 13. O-O c5 14. Re1 Qb6 15. Rb1 c4 16. Bc2 Nf6 17. h3 Nfe4 18. Nd2 f5 19. f3 Ng3 20. Kh2 Nh5 21. Nf1 Qc7 22. Kh1 Rf6 23. f4 Qa5 24. Qxh5 Qd8 25. Nd2 Rh6 26. Qf3 Ra7 27. Nf1 Rf7 28. Ng3 Bd7 29. a4 Qa5 30. Qe2 Be8 31. Ba3 Ne4 32. Nxe4 fxe4 33. Bb4 Qd8 34. Kh2 Rf5 35. Rh1 Bh5 36. Qf2 g5 37. g3 Bf3 38. Rhg1 *", + "Moves": "h6h3 h2h3 g5g4 h3h2 f5h5", + "MovesSAN": "Rxh3+ Kxh3 g4+ Kh2 Rh5#", + "Themes": "attraction long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "8/4Q3/6kp/6p1/7P/5PP1/5RK1/2qq4 w - - 4 53", + "PGN": "1. e4 Nc6 2. Nf3 d6 3. d4 Nf6 4. Nc3 a6 5. a4 g6 6. Bc4 Bg7 7. h3 Nxe4 8. Bxf7+ Kxf7 9. Nxe4 h6 10. c3 Rf8 11. Qb3+ e6 12. d5 Ne7 13. dxe6+ Kg8 14. O-O d5 15. Nc5 b6 16. Nd7 Bxd7 17. exd7 Qxd7 18. Nd4 c5 19. Ne2 Qc6 20. Bf4 g5 21. Bg3 Nf5 22. Rad1 Rad8 23. Rd2 Kh8 24. Rfd1 c4 25. Qc2 Qc5 26. Nd4 Nxd4 27. cxd4 Qb4 28. Be5 Rde8 29. Qg6 Rxe5 30. dxe5 Qc5 31. e6 d4 32. e7 Qxe7 33. g3 d3 34. b3 b5 35. axb5 axb5 36. bxc4 bxc4 37. Kf1 Qb4 38. Qe6 Qc5 39. Qe1 c3 40. Rxd3 c2 41. Rc1 Bb2 42. Rd2 Bxc1 43. Qxc1 Rc8 44. Kg2 Qc4 45. f3 Qc3 46. Rf2 Qd3 47. h4 Qd1 48. Qb2+ Kh7 49. Qb7+ Kg6 50. Qxc8 c1=Q 51. Qe6+ Kg7 52. Qe7+ Kg6 *", + "Moves": "h4h5 g6f5 g3g4 f5f4 e7e4", + "MovesSAN": "h5+ Kf5 g4+ Kf4 Qe4#", + "Themes": "endgame long master mate mateIn3" + }, + { + "FEN": "6k1/5ppp/2r5/1p1p4/3Pr3/1P2Pq1P/6RK/R7 w - - 0 33", + "PGN": "1. d4 d5 2. c4 e6 3. Nc3 c6 4. cxd5 exd5 5. Nf3 Bd6 6. e3 Nf6 7. Bd3 O-O 8. O-O Bg4 9. h3 Bh5 10. Be2 Nbd7 11. Nd2 Bg6 12. Nf3 Re8 13. Bd3 Nf8 14. Bxg6 Nxg6 15. Qb3 b5 16. a4 a6 17. axb5 axb5 18. Bd2 Rc8 19. Ne2 Ne4 20. Bb4 Qf6 21. Bxd6 Nxd6 22. Ng3 Nc4 23. Qc3 Nh4 24. Nh5 Nxf3+ 25. gxf3 Qxf3 26. Ng3 Re6 27. b3 Nd6 28. Kh2 Ne4 29. Nxe4 Rxe4 30. Rg1 Qxf2+ 31. Rg2 Qf3 32. Qxc6 Rxc6 *", + "Moves": "a1a8 c6c8 a8c8 e4e8 c8e8", + "MovesSAN": "Ra8+ Rc8 Rxc8+ Re8 Rxe8#", + "Themes": "endgame long mate mateIn3 queenRookEndgame" + }, + { + "FEN": "6Q1/8/4R3/3R4/8/2P2k2/P4rr1/1K6 b - - 2 55", + "PGN": "1. e4 g6 2. Nf3 Bg7 3. Bc4 d6 4. d4 Bg4 5. h3 Bxf3 6. gxf3 Nd7 7. Nc3 Ngf6 8. Be3 O-O 9. Qd3 Re8 10. O-O-O e5 11. f4 c6 12. fxe5 dxe5 13. f4 b5 14. Bb3 c5 15. Nxb5 cxd4 16. Bd2 a6 17. Nd6 Rf8 18. fxe5 Nxe5 19. Qxd4 Nc6 20. Qc5 Na7 21. Bg5 h6 22. Nxf7 Qe8 23. Nxh6+ Kh7 24. Ng4 Nxe4 25. Qc7 Nxg5 26. h4 Ne6 27. Bxe6 Qxe6 28. h5 Qxg4 29. hxg6+ Kg8 30. Rhg1 Qf4+ 31. Qxf4 Rxf4 32. Rd7 Nb5 33. Rgd1 Nd4 34. c3 Ne2+ 35. Kc2 Rff8 36. Rh1 Rad8 37. Ra7 Ra8 38. Re7 Rfe8 39. Rd7 Nf4 40. Rh7 Re2+ 41. Kd1 Rb8 42. Rhxg7+ Kf8 43. Rgf7+ Kg8 44. Rxf4 Rexb2 45. Ra4 Rf8 46. Kc1 Rg2 47. Rxa6 Rf1+ 48. Rd1 Rff2 49. Kb1 Kg7 50. Rd7+ Kh6 51. g7+ Kh5 52. Rd5+ Kh4 53. Rh6+ Kg3 54. g8=Q+ Kf3 55. Re6 *", + "Moves": "f2f1 e6e1 f1e1 d5d1 e1d1", + "MovesSAN": "Rf1+ Re1 Rxe1+ Rd1 Rxd1#", + "Themes": "endgame long mate mateIn3 queenRookEndgame" + }, + { + "FEN": "4N3/5p1k/6pp/5q2/3Q2P1/1P3P1K/1P5P/1n6 b - - 0 40", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 4. O-O Bd7 5. d4 a6 6. Ba4 b5 7. Bb3 Na5 8. Bd5 c6 9. Bb3 Nxb3 10. axb3 Nf6 11. Bg5 h6 12. Bh4 Be7 13. dxe5 dxe5 14. Nxe5 O-O 15. Nxd7 Nxd7 16. Bxe7 Qxe7 17. Nc3 Rad8 18. Re1 Nf6 19. Qf3 Rd2 20. e5 Nh7 21. Re2 Rfd8 22. Qxc6 Rxe2 23. Nxe2 Qxe5 24. Nc3 Re8 25. g3 Ng5 26. Rxa6 Qe1+ 27. Kg2 Qe5 28. Ra8 Rxa8 29. Qxa8+ Kh7 30. Nxb5 Ne4 31. f3 Nd2 32. Nc3 Qe1 33. Qa6 Qc1 34. Qd3+ g6 35. Ne4 Nb1 36. Nf6+ Kg7 37. Ne8+ Kh7 38. Qd4 Qxc2+ 39. Kh3 Qf5+ 40. g4 *", + "Moves": "f5f3 h3h4 g6g5 h4h5 f3h3", + "MovesSAN": "Qxf3+ Kh4 g5+ Kh5 Qh3#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "6k1/q5pp/4p1p1/1n2P3/1PQ2PP1/4P2P/3r4/2R3K1 w - - 0 29", + "PGN": "1. f4 d5 2. Nf3 Bg4 3. e3 Nf6 4. d4 e6 5. Nbd2 Nc6 6. a3 Bd6 7. Bd3 O-O 8. O-O Rb8 9. b4 b5 10. Qe2 a5 11. Bxb5 Na7 12. Bd3 c6 13. c3 Qb6 14. h3 Bh5 15. g4 Bg6 16. Bxg6 fxg6 17. Ne5 Ne4 18. Nxe4 dxe4 19. Qg2 Bxe5 20. dxe5 Nb5 21. Bd2 axb4 22. axb4 Rbd8 23. Ra2 c5 24. Qxe4 cxb4 25. cxb4 Rf7 26. Rc1 Ra7 27. Rxa7 Qxa7 28. Qc4 Rxd2 *", + "Moves": "c4e6 g8f8 c1c8 d2d8 c8d8", + "MovesSAN": "Qxe6+ Kf8 Rc8+ Rd8 Rxd8#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "r4r1k/p3Nppp/8/2pPn3/2P3P1/q7/P1Q1n3/K3RR2 w - - 0 27", + "PGN": "1. Nf3 d6 2. d4 Nc6 3. e4 Bg4 4. h3 Bh5 5. g4 Bg6 6. Nbd2 e5 7. d5 Nb8 8. Bd3 Nf6 9. c4 c5 10. Qa4+ Nbd7 11. b4 b6 12. bxc5 bxc5 13. Bb2 Be7 14. Bxe5 dxe5 15. Nxe5 O-O 16. Nc6 Qc7 17. Nxe7+ Kh8 18. f4 Qxf4 19. O-O-O Ne5 20. Be2 Bxe4 21. Rhf1 Qh2 22. Rde1 Qxh3 23. Nxe4 Nxe4 24. Qc2 Qa3+ 25. Kb1 Nc3+ 26. Ka1 Nxe2 *", + "Moves": "c2h7 h8h7 f1h1 a3h3 h1h3", + "MovesSAN": "Qxh7+ Kxh7 Rh1+ Qh3 Rxh3#", + "Themes": "anastasiaMate attraction kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "1qr2rk1/pp3p2/4pRp1/3pb3/3N2Q1/4P1RP/PP6/6K1 w - - 0 25", + "PGN": "1. e4 c6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 cxd4 6. cxd4 Bg4 7. Nbd2 Nxd4 8. Be2 Nxe2 9. Qxe2 e6 10. h3 Bxf3 11. Qxf3 Ne7 12. O-O h5 13. Qg3 Nf5 14. Qf4 Bc5 15. Nb3 Bb6 16. Be3 Nxe3 17. fxe3 O-O 18. Rf3 Rc8 19. Raf1 Qc7 20. Nd4 Qb8 21. g4 hxg4 22. Qxg4 Bc7 23. Rg3 g6 24. Rf6 Bxe5 *", + "Moves": "f6g6 f7g6 g4g6 e5g7 g6g7", + "MovesSAN": "Rxg6+ fxg6 Qxg6+ Bg7 Qxg7#", + "Themes": "kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "3r2k1/5ppp/p3p3/1p6/8/P4QP1/1Pq4P/5R1K w - - 0 23", + "PGN": "1. e4 c5 2. Nf3 e6 3. Nc3 a6 4. d4 cxd4 5. Nxd4 b5 6. a3 Bb7 7. Be2 Qc7 8. Be3 Nf6 9. f3 Nc6 10. O-O Bd6 11. g3 Nxd4 12. Bxd4 Bc5 13. Bxc5 Qxc5+ 14. Kh1 O-O 15. Qd2 Rad8 16. Rad1 d5 17. Qf4 dxe4 18. Nxe4 Nxe4 19. fxe4 Qxc2 20. Rxd8 Bxe4+ 21. Bf3 Bxf3+ 22. Qxf3 Rxd8 *", + "Moves": "f3f7 g8h8 f7f8 d8f8 f1f8", + "MovesSAN": "Qxf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "r1b3k1/ppp2ppp/3p1q2/2b5/4BP2/2B5/PPP1n1PP/R2Q1R1K b - - 4 15", + "PGN": "1. e4 e6 2. Nf3 e5 3. d4 exd4 4. Nxd4 Nf6 5. Nc3 Bb4 6. Bd2 O-O 7. Bd3 d6 8. O-O Re8 9. f4 Nc6 10. e5 Nxd4 11. exf6 Qxf6 12. Ne4 Rxe4 13. Bxe4 Bc5 14. Bc3 Ne2+ 15. Kh1 *", + "Moves": "e2g3 h2g3 f6h6 d1h5 h6h5", + "MovesSAN": "Ng3+ hxg3 Qh6+ Qh5 Qxh5#", + "Themes": "kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "6k1/p7/p6p/1PR3p1/P4r2/3r4/4RPPK/8 b - - 0 36", + "PGN": "1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O Na6 8. dxe5 dxe5 9. Bg5 h6 10. Bh4 g5 11. Bg3 Nc5 12. Qc2 Re8 13. Rfd1 Qe7 14. b4 Na6 15. a3 Nh5 16. Nd5 Qf8 17. c5 Nxg3 18. hxg3 c6 19. Bxa6 cxd5 20. exd5 bxa6 21. Rac1 Bg4 22. Re1 f5 23. d6 e4 24. Nh2 Bh5 25. g4 Bg6 26. d7 Red8 27. c6 Be5 28. gxf5 Bxf5 29. Qc5 Qxc5 30. Rxc5 Bxh2+ 31. Kxh2 Bxd7 32. cxd7 Rxd7 33. Rxe4 Rf8 34. Re2 Rd3 35. a4 Rf4 36. b5 *", + "Moves": "f4h4 h2g1 d3d1 e2e1 d1e1", + "MovesSAN": "Rh4+ Kg1 Rd1+ Re1 Rxe1#", + "Themes": "endgame long mate mateIn3 rookEndgame" + }, + { + "FEN": "1r6/2pb1B1R/p1np1k2/4p3/2N1P3/2PPb3/P1K5/7R b - - 2 28", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Bc5 5. c3 a6 6. Bb3 d6 7. h3 O-O 8. Bg5 h6 9. Bh4 g5 10. Nxg5 hxg5 11. Bxg5 Kg7 12. Qf3 Rh8 13. h4 Rh5 14. Bxf6+ Qxf6 15. Qxh5 Qxf2+ 16. Kd1 Qxg2 17. Qg5+ Qxg5 18. hxg5 Bg4+ 19. Kc2 Rb8 20. Nd2 b5 21. Rh4 Bd7 22. Rah1 b4 23. Rh7+ Kg6 24. Bxf7+ Kxg5 25. Rg7+ Kf6 26. Rgh7 bxc3 27. bxc3 Be3 28. Nc4 *", + "Moves": "c6d4 c3d4 d7a4 c2c3 e5d4", + "MovesSAN": "Nd4+ cxd4 Ba4+ Kc3 exd4#", + "Themes": "clearance intermezzo long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "5R2/pp4kp/8/1P4K1/2P1q3/7P/P4R2/8 b - - 0 53", + "PGN": "1. e4 c5 2. d4 cxd4 3. Qxd4 Nc6 4. Qa4 e5 5. Nf3 d6 6. Bg5 f6 7. Bh4 Be7 8. c3 Bd7 9. Qc2 Nh6 10. h3 O-O 11. Bc4+ Kh8 12. Bd5 f5 13. Bxe7 Qxe7 14. Nbd2 Rac8 15. O-O Nb4 16. Qb3 Nxd5 17. exd5 e4 18. Nd4 f4 19. Ne6 Rf6 20. Nxe4 Rxe6 21. dxe6 Bxe6 22. Qc2 Bf5 23. f3 d5 24. Rfe1 dxe4 25. fxe4 Qc5+ 26. Kh2 Bd7 27. Rad1 Bc6 28. Qd2 Rf8 29. b4 Qh5 30. Qd6 Re8 31. Qxf4 Ng8 32. c4 Nf6 33. e5 Nd7 34. b5 Bxg2 35. Kxg2 g5 36. Qf5 Rf8 37. Qxf8+ Nxf8 38. Rd8 Kg7 39. Rf1 Qe2+ 40. Rf2 Qe4+ 41. Rf3 Qe2+ 42. Kg3 Qxe5+ 43. Kg2 Qe2+ 44. Rf2 Qe4+ 45. Kg1 Qe3 46. Rxf8 Qe1+ 47. Kh2 Qe5+ 48. Kg2 Qe4+ 49. Kg3 Qe5+ 50. Kg4 Qe4+ 51. Kxg5 *", + "Moves": "h7h6 g5h5 e4g6 h5h4 g6g5", + "MovesSAN": "h6+ Kh5 Qg6+ Kh4 Qg5#", + "Themes": "endgame long mate mateIn3 queenRookEndgame" + }, + { + "FEN": "3r2k1/R7/4pppB/1p2b3/7N/8/Pn3PP1/6K1 w - - 2 31", + "PGN": "1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 Nc6 5. Nf3 e6 6. Bc4 Nge7 7. O-O Ng6 8. Be3 Be7 9. Qe2 O-O 10. Rfd1 b6 11. Nb5 Bb7 12. Nd6 Na5 13. Bb5 Bc6 14. e5 Bxb5 15. Qxb5 Rc8 16. Rac1 Rxc1 17. Rxc1 Qa8 18. Qxd7 Rd8 19. Qc7 f6 20. exf6 gxf6 21. Ne4 Qxe4 22. Qxa7 Qb7 23. Qxb7 Nxb7 24. h4 b5 25. Rc7 Na5 26. h5 Bd6 27. Ra7 Nc4 28. hxg6 hxg6 29. Bh6 Nxb2 30. Nh4 Be5 *", + "Moves": "a7g7 g8f8 h4g6 f8e8 g7e7", + "MovesSAN": "Rg7+ Kf8 Nxg6+ Ke8 Re7#", + "Themes": "endgame exposedKing long mate mateIn3" + }, + { + "FEN": "3r2k1/pQ3p1p/5p2/8/3P4/P1Pq1P2/1P2r1PP/3RR1K1 b - - 2 27", + "PGN": "1. e4 e5 2. Nc3 Nc6 3. Nf3 Nf6 4. Bb5 Bb4 5. a3 Bxc3 6. dxc3 O-O 7. O-O Nxe4 8. Re1 Nf6 9. Nxe5 Nxe5 10. Rxe5 d6 11. Re1 Bg4 12. f3 Bh5 13. Bg5 Bg6 14. Qd4 c6 15. Bxf6 gxf6 16. Bd3 c5 17. Qf4 c4 18. Bxc4 Qc7 19. Bd3 Qc5+ 20. Kf1 Bxd3+ 21. cxd3 Qg5 22. Qxd6 Rad8 23. Qb4 Qd2 24. d4 Qd3+ 25. Kg1 Rfe8 26. Qxb7 Re2 27. Rad1 *", + "Moves": "d3e3 g1h1 e2e1 d1e1 e3e1", + "MovesSAN": "Qe3+ Kh1 Rxe1+ Rxe1 Qxe1#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "8/p1p1kpp1/4br2/2qBQ2p/8/8/PPP2PPP/4R1K1 b - - 4 22", + "PGN": "1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. Bd3 dxe4 5. Bxe4 Nf6 6. Bg5 h6 7. Bxf6 Qxf6 8. Nf3 Nc6 9. O-O Bd7 10. d5 Ne5 11. dxe6 Bxe6 12. Nxe5 Qxe5 13. Bxb7 Rd8 14. Bc6+ Ke7 15. Qf3 h5 16. Rfe1 Qd6 17. Rad1 Qc5 18. Nd5+ Rxd5 19. Bxd5 Bxe1 20. Rxe1 Rh6 21. Qf4 Rf6 22. Qe5 *", + "Moves": "c5f2 g1h1 f2f1 e1f1 f6f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "rn2k2r/1b3ppp/p3p3/1pbnN3/3N1B2/6Pq/PPP2PBP/R2Q1RK1 b kq - 4 15", + "PGN": "1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 Qxd5 5. Ngf3 cxd4 6. Bc4 Qh5 7. O-O Nf6 8. Nb3 a6 9. Nbxd4 b5 10. Be2 Bb7 11. Bf4 Bc5 12. Ne5 Qh4 13. g3 Qh3 14. Bf3 Nd5 15. Bg2 *", + "Moves": "h3g2 g1g2 d5f4 g2g1 f4h3", + "MovesSAN": "Qxg2+ Kxg2 Nxf4+ Kg1 Nh3#", + "Themes": "attraction doubleCheck kingsideAttack long master masterVsMaster mate mateIn3 opening sacrifice" + }, + { + "FEN": "6k1/4qb1p/p1p3p1/1p1n4/3Q1PN1/7P/PPP3P1/6K1 w - - 2 34", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 d6 4. Ng5 Nh6 5. d3 Na5 6. Na3 Nxc4 7. Nxc4 c6 8. Nf3 Ng8 9. d4 exd4 10. Qxd4 Qf6 11. Qe3 Qd8 12. O-O Nf6 13. e5 dxe5 14. Qxe5+ Qe7 15. Qc3 Qc7 16. Re1+ Be6 17. Bg5 Be7 18. Rad1 O-O 19. Nfe5 a6 20. Nd2 Nd5 21. Qg3 Bxg5 22. Qxg5 f6 23. Qg3 fxe5 24. Rxe5 Bf7 25. Rde1 Rae8 26. f4 Rxe5 27. Rxe5 Re8 28. Nc4 Rxe5 29. Nxe5 Qe7 30. Ng4 g6 31. h3 Kg7 32. Qd3 b5 33. Qd4+ Kg8 *", + "Moves": "g4h6 g8f8 d4h8 f7g8 h8g8", + "MovesSAN": "Nh6+ Kf8 Qh8+ Bg8 Qxg8#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "2k1r3/pp2bNp1/4Pn2/3p1n1r/5B2/1P6/q2N2PP/5R1K w - - 1 22", + "PGN": "1. e4 c6 2. d4 d5 3. e5 Bf5 4. c3 Nd7 5. f4 Qc7 6. Nf3 e6 7. Bd3 Nh6 8. O-O Be7 9. Ng5 Bxd3 10. Qxd3 c5 11. Nxh7 O-O-O 12. Ng5 Rde8 13. f5 exf5 14. Qxf5 Nxf5 15. Nxf7 Rh5 16. Bf4 Qb6 17. b3 cxd4 18. cxd4 Qxd4+ 19. Kh1 Qxa1 20. Nd2 Qxa2 21. e6 Nf6 *", + "Moves": "f1c1 a2c2 c1c2 e7c5 c2c5", + "MovesSAN": "Rc1+ Qc2 Rxc2+ Bc5 Rxc5#", + "Themes": "long mate mateIn3 middlegame queensideAttack" + }, + { + "FEN": "r1b2rk1/ppp2ppp/7q/8/4P3/1Q6/PP4PP/3R1R1K w - - 2 18", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Bc4 Nc6 4. O-O Be7 5. c3 O-O 6. d4 exd4 7. cxd4 d5 8. exd5 Nxd5 9. Be3 Nxe3 10. fxe3 Na5 11. Bb3 Nxb3 12. Qxb3 Bg5 13. Nbd2 Bh6 14. e4 Bxd2 15. Nxd2 Qxd4+ 16. Kh1 Qxd2 17. Rad1 Qh6 *", + "Moves": "b3f7 f8f7 d1d8 f7f8 f1f8", + "MovesSAN": "Qxf7+ Rxf7 Rd8+ Rf8 Rfxf8#", + "Themes": "kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r2q4/ppp3k1/2n1r1Pp/3pbb2/8/4Q3/PPP2PP1/R1B1KB1R w KQ - 0 19", + "PGN": "1. e4 f6 2. d4 Kf7 3. Nf3 e6 4. e5 g6 5. Nbd2 Bg7 6. Ne4 d5 7. exf6 Bxf6 8. Neg5+ Kg7 9. h4 h6 10. Nh3 Ne7 11. Nf4 Nbc6 12. Qd3 e5 13. dxe5 Nxe5 14. Nxe5 Bxe5 15. h5 Bf5 16. Qe3 Nc6 17. hxg6 Re8 18. Ne6+ Rxe6 *", + "Moves": "e3h6 g7g8 h6h7 g8f8 h7f7", + "MovesSAN": "Qxh6+ Kg8 Qh7+ Kf8 Qf7#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "6k1/5ppp/2b2b2/p7/8/2q1B1QP/5PPK/8 w - - 1 33", + "PGN": "1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bd3 Nxd4 7. Be3 Nc6 8. Qc1 d5 9. exd5 exd5 10. Bd2 d4 11. Ne4 Nxe4 12. Bxe4 Be7 13. Bxc6+ bxc6 14. O-O O-O 15. Qd1 c5 16. Qf3 Rb8 17. Qg3 Rxb2 18. Bh6 Bf6 19. Rfc1 Qd5 20. a4 Bb7 21. Bf4 c4 22. a5 a6 23. Rab1 d3 24. cxd3 Rxb1 25. Rxb1 cxd3 26. Rd1 Re8 27. h3 Qxa5 28. Rxd3 Qe1+ 29. Kh2 a5 30. Ra3 Bc6 31. Re3 Rxe3 32. Bxe3 Qc3 *", + "Moves": "g3b8 f6d8 b8d8 c6e8 d8e8", + "MovesSAN": "Qb8+ Bd8 Qxd8+ Be8 Qxe8#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "r6k/1p2RQpp/p2p1q2/2p5/8/P4P2/5P1P/6K1 w - - 0 28", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 e6 4. d5 Nb4 5. Bb5 Nf6 6. O-O Nxe4 7. Re1 exd5 8. a3 Qa5 9. Nc3 a6 10. Bd3 Nxd3 11. cxd3 Be7 12. dxe4 dxe4 13. Rxe4 Qd8 14. Nd5 O-O 15. Nxe7+ Kh8 16. Nd5 d6 17. Bg5 Qa5 18. Qd2 Qb5 19. Nc7 Qc6 20. Rae1 Bf5 21. Nxa8 Bxe4 22. Qe3 Bxf3 23. gxf3 Rxa8 24. Qf4 Qd7 25. Re7 Qb5 26. Qxf7 Qxb2 27. Bf6 Qxf6 *", + "Moves": "e7e8 a8e8 f7e8 f6f8 e8f8", + "MovesSAN": "Re8+ Rxe8 Qxe8+ Qf8 Qxf8#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "r5k1/1pp2pp1/2b4p/p3r2Q/P2q3P/2NB4/1PPb2P1/R4R1K w - - 0 20", + "PGN": "1. e4 e5 2. d4 exd4 3. Nf3 d6 4. Nxd4 Nf6 5. Nc3 Be7 6. Bg5 O-O 7. Bd3 Bd7 8. O-O Nc6 9. Nxc6 Bxc6 10. Re1 Qd7 11. a4 a5 12. f4 Rfe8 13. Bxf6 Bxf6 14. Qh5 h6 15. e5 dxe5 16. fxe5 Bg5 17. h4 Bd2 18. Rf1 Qd4+ 19. Kh1 Rxe5 *", + "Moves": "h5f7 g8h8 f7f8 a8f8 f1f8", + "MovesSAN": "Qxf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "5r2/8/3R2pq/1kpP4/2N3b1/pPQP4/P1P3r1/1KR5 b - - 0 32", + "PGN": "1. e4 c5 2. Qh5 d6 3. Bc4 g6 4. Qf3 Bg7 5. Qxf7+ Kd7 6. Qxg7 Nf6 7. d3 Nc6 8. Bg5 Rf8 9. Bxf6 Rxf6 10. Bb5 a6 11. Bxc6+ bxc6 12. Nc3 Qb6 13. O-O-O Rxf2 14. Nd5 cxd5 15. exd5 Rxg2 16. Qg8 a5 17. Qe6+ Kd8 18. Qg8+ Kc7 19. Qxh7 a4 20. Qxe7+ Bd7 21. Nf3 a3 22. b3 Qb4 23. Qg7 Qf4+ 24. Nd2 Re8 25. Rhf1 Qxh2 26. Rf7 Rd8 27. Qc3 Kb6 28. Nc4+ Kb5 29. Rf6 Qh6+ 30. Kb1 Bg4 31. Rc1 Rf8 32. Rxd6 *", + "Moves": "h6c1 b1c1 f8f1 c3e1 f1e1", + "MovesSAN": "Qxc1+ Kxc1 Rf1+ Qe1 Rxe1#", + "Themes": "attraction long mate mateIn3 middlegame queensideAttack sacrifice" + }, + { + "FEN": "r5nk/p1p1P2p/Q1p2r2/2Pp2pq/3N4/2B2pP1/PP3PbP/R3R1K1 b - - 2 23", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3 d6 5. Nbd2 Be7 6. c3 O-O 7. O-O Kh8 8. Re1 Ng8 9. d4 exd4 10. cxd4 f5 11. e5 d5 12. Nb3 Be6 13. Bd2 g5 14. Nc5 Bxc5 15. dxc5 f4 16. Bxc6 bxc6 17. Nd4 Qe8 18. Qa4 f3 19. g3 Qh5 20. Qa6 Bh3 21. e6 Bg2 22. e7 Rf6 23. Bc3 *", + "Moves": "h5h2 g1h2 f6h6 h2g1 h6h1", + "MovesSAN": "Qxh2+ Kxh2 Rh6+ Kg1 Rh1#", + "Themes": "attraction kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "2kr3r/1p2n3/pP1b1p2/6p1/3PNnq1/1Q3N1p/5P2/R1B1RB1K b - - 1 24", + "PGN": "1. e4 e6 2. Nf3 d5 3. exd5 exd5 4. d4 Bd6 5. Bd3 Ne7 6. O-O Bg4 7. Nbd2 Nbc6 8. c3 Qd7 9. b4 Ng6 10. Re1+ Nce7 11. a4 O-O-O 12. Qb3 Nf4 13. Bf1 f6 14. b5 g5 15. a5 h5 16. b6 cxb6 17. axb6 a6 18. c4 dxc4 19. Bxc4 h4 20. h3 Bxh3 21. gxh3 Qxh3 22. Bf1 Qg4+ 23. Kh1 h3 24. Ne4 *", + "Moves": "g4g2 f1g2 h3g2 h1g1 h8h1", + "MovesSAN": "Qg2+ Bxg2 hxg2+ Kg1 Rh1#", + "Themes": "advancedPawn doubleCheck exposedKing kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "1r4k1/5p1p/4p1p1/4bq2/1R5Q/8/4RPPP/6K1 b - - 0 38", + "PGN": "1. e4 e6 2. d3 d5 3. Nd2 Nf6 4. Ngf3 dxe4 5. dxe4 Bc5 6. Bd3 Nc6 7. O-O Bd7 8. a4 Qe7 9. Nc4 O-O 10. e5 Nd5 11. Be4 Ndb4 12. c3 Na6 13. b4 Naxb4 14. cxb4 Bxb4 15. Qb3 a5 16. Ba3 Rfb8 17. Rfd1 g6 18. Nd4 Nxd4 19. Rxd4 Ra6 20. Rad1 Be8 21. Bd3 Rc6 22. Nxa5 Bxa3 23. Nxc6 Bxc6 24. Bb5 Bd5 25. Bc4 Bc5 26. R4d2 Bc6 27. Bb5 Bd5 28. Qg3 c6 29. Be2 b5 30. axb5 cxb5 31. Rb1 b4 32. Bf3 Bxf3 33. Qxf3 Qg5 34. Re2 Bf8 35. Qg3 Qf5 36. Rbb2 Bg7 37. Qh4 Bxe5 38. Rxb4 *", + "Moves": "f5b1 b4b1 b8b1 e2e1 b1e1", + "MovesSAN": "Qb1+ Rxb1 Rxb1+ Re1 Rxe1#", + "Themes": "endgame long mate mateIn3 sacrifice xRayAttack" + }, + { + "FEN": "1r2k3/pqp1n1PN/8/8/1b2p1P1/2P1P3/3KQP2/3R3R b - - 0 28", + "PGN": "1. e3 e5 2. d4 d5 3. dxe5 Nc6 4. Nf3 Be7 5. Bb5 Bg4 6. h3 Bh5 7. Bxc6+ bxc6 8. g4 Bg6 9. Nc3 Bb4 10. Bd2 Ne7 11. a3 Bc5 12. Qe2 O-O 13. h4 Re8 14. h5 Be4 15. Nxe4 dxe4 16. O-O-O Qc8 17. Bc3 Qb7 18. b4 Bb6 19. Ng5 c5 20. e6 Rab8 21. exf7+ Kf8 22. fxe8=Q+ Kxe8 23. Nxh7 cxb4 24. Bxb4 Bc5 25. h6 Bxb4 26. hxg7 Bxa3+ 27. Kd2 Bb4+ 28. c3 *", + "Moves": "b4c3 d2c3 b7b4 c3c2 b4b2", + "MovesSAN": "Bxc3+ Kxc3 Qb4+ Kc2 Qb2#", + "Themes": "attraction long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "rr6/4k1p1/6Rp/5R2/n6P/P4P2/1PP5/1KB5 b - - 2 37", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd8 4. d4 Nf6 5. Bg5 Bg4 6. f3 Bf5 7. Qd2 e6 8. O-O-O Be7 9. Bc4 O-O 10. Kb1 a6 11. g4 Bg6 12. h4 b5 13. Bd3 h6 14. Be3 Bxd3 15. Qxd3 b4 16. Ne4 Nd5 17. Bc1 f5 18. gxf5 exf5 19. Nc5 Bxc5 20. dxc5 c6 21. Ne2 Nd7 22. Nf4 Nxc5 23. Qc4 Qe7 24. Nxd5 cxd5 25. Rxd5 Rac8 26. Qxb4 a5 27. Qxa5 Ne6 28. Re1 Qf7 29. Qd2 Nc5 30. Ree5 Ne6 31. Rd6 Nc5 32. Qd4 Ra8 33. a3 Na4 34. Qd5 Rfb8 35. Qxf7+ Kxf7 36. Rxf5+ Ke7 37. Rg6 *", + "Moves": "a4c3 b1a1 a8a3 b2a3 b8b1", + "MovesSAN": "Nc3+ Ka1 Rxa3+ bxa3 Rb1#", + "Themes": "arabianMate discoveredAttack endgame long mate mateIn3 pin sacrifice" + }, + { + "FEN": "r6k/1b2qp2/p3p3/4P2p/1p1r4/P6Q/1P5P/1B3RK1 w - - 0 33", + "PGN": "1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 cxd4 5. Nf3 a6 6. cxd4 Nf6 7. Nc3 Qd8 8. Bd3 e6 9. O-O Be7 10. Bg5 O-O 11. Rc1 b5 12. a3 Bb7 13. Bb1 Nbd7 14. Qd3 g6 15. Ne5 Nb6 16. Rfe1 Nbd5 17. Re3 Nxe3 18. fxe3 Rc8 19. Rf1 Nd5 20. Bxe7 Qxe7 21. Ne4 b4 22. Nc5 Ra8 23. e4 Nf6 24. Qf3 Nh5 25. g4 Ng7 26. Ned7 Rfd8 27. Nf6+ Kh8 28. Qh3 h5 29. gxh5 Nxh5 30. Ncd7 Rxd7 31. e5 Rxd4 32. Nxh5 gxh5 *", + "Moves": "h3h5 h8g7 h5h7 g7f8 h7h8", + "MovesSAN": "Qxh5+ Kg7 Qh7+ Kf8 Qh8#", + "Themes": "exposedKing long mate mateIn3 middlegame" + }, + { + "FEN": "r4rk1/5qpp/p3R3/1p6/3Pp3/1Q6/PP3PPP/R5K1 b - - 2 21", + "PGN": "1. e4 c5 2. c3 Nc6 3. d4 cxd4 4. cxd4 e6 5. Nf3 d5 6. e5 f6 7. Bb5 Bd7 8. O-O a6 9. Ba4 Qc7 10. Re1 b5 11. Bc2 Bb4 12. Bd2 Bxd2 13. Nbxd2 fxe5 14. Nxe5 Nxe5 15. Rxe5 Nf6 16. Nb3 O-O 17. Nc5 Ne4 18. Bxe4 dxe4 19. Nxe6 Bxe6 20. Rxe6 Qf7 21. Qb3 *", + "Moves": "f7f2 g1h1 f2f1 a1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "r3k2r/ppq2pp1/2nb1n2/6N1/3P2B1/8/PP3PP1/RNBQ1RK1 b kq - 0 13", + "PGN": "1. e4 d5 2. exd5 c6 3. dxc6 Nxc6 4. Nf3 Bg4 5. Be2 e5 6. c3 Bc5 7. O-O Qc7 8. d4 exd4 9. cxd4 Bd6 10. h3 h5 11. Ng5 Nf6 12. hxg4 hxg4 13. Bxg4 *", + "Moves": "d6h2 g1h1 h2g1 h1g1 c7h2", + "MovesSAN": "Bh2+ Kh1 Bg1+ Kxg1 Qh2#", + "Themes": "attraction discoveredAttack kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "8/4Npkp/1R4b1/P7/4P1R1/P3rnPK/3r3P/8 w - - 5 37", + "PGN": "1. c4 e5 2. b3 Nf6 3. Bb2 Nc6 4. a3 Bc5 5. e3 O-O 6. Qc2 b6 7. Nc3 Re8 8. Nge2 d5 9. Ng3 dxc4 10. Bxc4 a5 11. Bd3 Ba6 12. Nce4 Bxd3 13. Nxf6+ gxf6 14. Qc3 Bg6 15. O-O Na7 16. b4 Bf8 17. f4 exf4 18. Rxf4 Bg7 19. Rg4 Qd3 20. Qxd3 Bxd3 21. Bxf6 Bg6 22. Bxg7 Kxg7 23. Nh5+ Kh6 24. Nf6 Red8 25. Rc1 Rxd2 26. Rxc7 Nb5 27. Rb7 Rad8 28. Rxb6 Rd1+ 29. Kf2 R8d2+ 30. Kg3 Nd6 31. bxa5 Nf5+ 32. Kh3 Re1 33. e4 Re3+ 34. g3 Nd4 35. Ng8+ Kg7 36. Ne7 Nf3 *", + "Moves": "e7f5 g7h8 b6b8 d2d8 b8d8", + "MovesSAN": "Nf5+ Kh8 Rb8+ Rd8 Rxd8#", + "Themes": "fork long mate mateIn3 middlegame" + }, + { + "FEN": "7k/2q3p1/P5rp/2p2r2/2Q5/4PP2/5P1P/R4R1K b - - 0 41", + "PGN": "1. d4 d5 2. Nf3 Nf6 3. c4 c6 4. Nc3 a6 5. c5 Nbd7 6. Bf4 Nh5 7. Bg5 h6 8. Bd2 Nhf6 9. Bf4 Nh5 10. Bd2 Nhf6 11. b4 e5 12. dxe5 Ne4 13. e6 fxe6 14. Nxe4 dxe4 15. Nd4 Nf6 16. e3 e5 17. Nb3 Be6 18. Bc3 Qc7 19. Qc2 Be7 20. Qb2 Nd7 21. Na5 O-O 22. Nc4 Bf6 23. Be2 Bd5 24. O-O Rae8 25. Nd6 Re7 26. Qc2 b6 27. Nxe4 Bxe4 28. Qxe4 bxc5 29. bxc5 Nxc5 30. Qc4+ Ne6 31. Bb4 c5 32. Bc3 Kh8 33. Qxa6 Ng5 34. Qc4 e4 35. Bxf6 Rxf6 36. a4 Ref7 37. a5 Rg6 38. Kh1 Rf5 39. a6 Nf3 40. Bxf3 exf3 41. gxf3 *", + "Moves": "c7h2 h1h2 f5h5 c4h4 h5h4", + "MovesSAN": "Qxh2+ Kxh2 Rh5+ Qh4 Rxh4#", + "Themes": "attraction endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "2kr3r/1pp2Q2/p2q3p/4R1p1/8/6P1/PPP2PP1/2K1R3 b - - 0 21", + "PGN": "1. e4 e5 2. d4 exd4 3. Qxd4 Nc6 4. Qa4 d6 5. Nf3 Bd7 6. Bb5 a6 7. Bxc6 Bxc6 8. Qc4 Qe7 9. Nc3 Nf6 10. Bg5 h6 11. Bh4 g5 12. Bg3 O-O-O 13. O-O-O Bg7 14. Rhe1 Nh5 15. Nd5 Qf8 16. e5 Nxg3 17. hxg3 dxe5 18. Nxe5 Bxd5 19. Rxd5 Bxe5 20. Rdxe5 Qd6 21. Qxf7 *", + "Moves": "d6d2 c1b1 d2d1 e1d1 d8d1", + "MovesSAN": "Qd2+ Kb1 Qd1+ Rxd1 Rxd1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "r1bq1rk1/p1p2ppp/2n1p3/2Pp4/3P1P1b/P1N1PNP1/3B4/R2QKB1R b KQ - 0 13", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Bd2 O-O 5. e3 d5 6. a3 Be7 7. c5 Nc6 8. f4 Ne4 9. Nf3 b6 10. b4 bxc5 11. bxc5 Bh4+ 12. g3 Nxg3 13. hxg3 *", + "Moves": "h4g3 e1e2 c8a6 c3b5 a6b5", + "MovesSAN": "Bxg3+ Ke2 Ba6+ Nb5 Bxb5#", + "Themes": "bodenMate exposedKing long mate mateIn3 middlegame" + }, + { + "FEN": "2r2rk1/1pq3p1/p6p/8/3R2QP/8/PP3P2/1K4R1 b - - 2 27", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Be7 4. d3 Nf6 5. Bg5 d6 6. Bh4 Bg4 7. h3 Bh5 8. g4 Bg6 9. Ng5 O-O 10. Bg3 h6 11. Nxf7 Bxf7 12. Bxf7+ Rxf7 13. h4 Nxg4 14. Qxg4 Rf8 15. Nc3 Nd4 16. O-O-O a6 17. Nd5 c6 18. Nxe7+ Qxe7 19. c3 Nb5 20. d4 exd4 21. cxd4 Rac8 22. e5 dxe5 23. Bxe5 c5 24. Kb1 cxd4 25. Bxd4 Nxd4 26. Rxd4 Qc7 27. Rg1 *", + "Moves": "c7c2 b1a1 c2c1 g1c1 c8c1", + "MovesSAN": "Qc2+ Ka1 Qc1+ Rxc1 Rxc1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "5r2/p5pk/1p2pq2/8/6Q1/8/PP3RPP/R5K1 b - - 0 25", + "PGN": "1. d4 Nf6 2. Bf4 c5 3. c3 e6 4. e3 d5 5. Bd3 Be7 6. Nd2 O-O 7. Ngf3 b6 8. Ne5 Bb7 9. Bg5 Nbd7 10. Qf3 Nxe5 11. dxe5 Nd7 12. Bxe7 Qxe7 13. Qh5 f5 14. exf6 Nxf6 15. Qh3 d4 16. exd4 cxd4 17. cxd4 Rad8 18. Nf3 Bxf3 19. Qxf3 Rxd4 20. O-O Ng4 21. Qg3 Qf6 22. Bc2 Rd2 23. Bxh7+ Kxh7 24. Qxg4 Rxf2 25. Rxf2 *", + "Moves": "f6f2 g1h1 f2f1 a1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "4Q3/kp4p1/p1B5/q1p1P1N1/P2p2P1/3P4/1PP2r2/2K4R b - - 0 27", + "PGN": "1. e4 d5 2. e5 d4 3. Nf3 c5 4. Bc4 Bg4 5. h3 Bh5 6. d3 e6 7. g4 Bg6 8. Nh4 Ne7 9. Bf4 Nbc6 10. Nd2 a6 11. a4 h5 12. Qf3 hxg4 13. hxg4 Bh7 14. Ne4 Nd5 15. Ng5 Nxf4 16. Qxf4 Bg8 17. Kd2 Be7 18. Nhf3 Rxh1 19. Rxh1 Qa5+ 20. Kc1 O-O-O 21. Nxf7 Bxf7 22. Qxf7 Rf8 23. Qxe6+ Kb8 24. Bd5 Bg5+ 25. Nxg5 Rxf2 26. Qe8+ Ka7 27. Bxc6 *", + "Moves": "a5d2 c1b1 d2c2 b1a1 c2b2", + "MovesSAN": "Qd2+ Kb1 Qxc2+ Ka1 Qxb2#", + "Themes": "endgame fork long mate mateIn3" + }, + { + "FEN": "8/5p2/4bk2/R3b1p1/2r5/8/P3PPPP/1K3B1R b - - 7 28", + "PGN": "1. d4 c6 2. c4 Nf6 3. Nc3 d5 4. cxd5 cxd5 5. Bg5 e5 6. dxe5 h6 7. exf6 hxg5 8. fxg7 Bxg7 9. Nxd5 Qa5+ 10. Qd2 Qxd2+ 11. Kxd2 Bxb2 12. Rb1 Ba3 13. Nc7+ Ke7 14. Nxa8 Rd8+ 15. Kc3 Nc6 16. Nc7 Bf5 17. Rxb7 Kf6 18. Nf3 Na5 19. Rxa7 Rc8 20. Rxa5 Rxc7+ 21. Kb3 Bd6 22. Nd4 Rb7+ 23. Ka4 Rb4+ 24. Ka3 Rxd4+ 25. Kb3 Be6+ 26. Kc3 Rc4+ 27. Kb2 Be5+ 28. Kb1 *", + "Moves": "e6f5 e2e4 f5e4 f1d3 e4d3", + "MovesSAN": "Bf5+ e4 Bxe4+ Bd3 Bxd3#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "r3r1k1/pbp2p1p/3b1Q2/2p3N1/2P5/1P2q2P/P2N2P1/R4R1K b - - 2 18", + "PGN": "1. b3 e5 2. Bb2 Nc6 3. e3 Nf6 4. h3 d5 5. Bb5 Bd6 6. Nf3 Qe7 7. d4 exd4 8. Bxc6+ bxc6 9. Qxd4 Ba6 10. Nbd2 O-O 11. c4 c5 12. Qh4 d4 13. O-O dxe3 14. Bxf6 gxf6 15. fxe3 Qxe3+ 16. Kh1 Bb7 17. Qxf6 Rfe8 18. Ng5 *", + "Moves": "b7g2 h1g2 e3g3 g2h1 g3h2", + "MovesSAN": "Bxg2+ Kxg2 Qg3+ Kh1 Qh2#", + "Themes": "attraction kingsideAttack long master masterVsMaster mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r4q2/ppp1n1p1/3p1nBk/4p3/4P2N/P2P3P/1PP2K2/R2Q2R1 b - - 0 19", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. Nc3 Nf6 5. a3 h6 6. d3 O-O 7. h3 d6 8. g4 Ne7 9. g5 hxg5 10. Bxg5 Nh7 11. Rg1 Be6 12. Nd5 f6 13. Bh6 Rf7 14. Nxf6+ Nxf6 15. Bxe6 Kh7 16. Bxf7 Kxh6 17. Nh4 Qf8 18. Bg6 Bxf2+ 19. Kxf2 *", + "Moves": "f6g4 f2g2 f8f2 g2h1 f2h2", + "MovesSAN": "Ng4+ Kg2 Qf2+ Kh1 Qh2#", + "Themes": "doubleCheck exposedKing long mate mateIn3 middlegame" + }, + { + "FEN": "5r2/pp4kp/6p1/2p5/4R1Q1/8/P1q2PPP/3R2K1 b - - 0 24", + "PGN": "1. e4 e5 2. Nf3 d6 3. Bc4 Be6 4. Bxe6 fxe6 5. Nc3 Nf6 6. d4 exd4 7. Nxd4 Qe7 8. O-O g6 9. Re1 Bg7 10. Nf3 e5 11. Bg5 O-O 12. Ne2 Nc6 13. Ng3 Nd4 14. Nxd4 exd4 15. Qxd4 c5 16. Qd2 Qe5 17. Rad1 Qxb2 18. Qxd6 Nxe4 19. Nxe4 Qxc2 20. Qe6+ Kh8 21. Bf6 Rae8 22. Bxg7+ Kxg7 23. Qg4 Rxe4 24. Rxe4 *", + "Moves": "c2f2 g1h1 f2f1 d1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "2r1k3/4n1B1/3PQ3/4P3/4b3/7P/2p2PP1/7K b - - 0 38", + "PGN": "1. e4 e6 2. d4 d5 3. e5 c5 4. c3 cxd4 5. cxd4 Bb4+ 6. Nc3 Bxc3+ 7. bxc3 Ne7 8. Bd3 Nbc6 9. Nf3 h6 10. O-O Bd7 11. Bc2 Rc8 12. Bd2 Na5 13. Bd3 Nc4 14. Bxc4 dxc4 15. h3 b5 16. Nh2 a6 17. Re1 a5 18. a3 Nd5 19. Qg4 Kf8 20. Qh5 b4 21. axb4 axb4 22. cxb4 c3 23. Bc1 Qb6 24. Re4 Qxb4 25. Ng4 c2 26. Nxh6 gxh6 27. Bxh6+ Ke8 28. Qg5 Bb5 29. Bg7 Rg8 30. Qh6 Bd3 31. Qh7 Qb1+ 32. Kh2 Qxa1 33. Qxg8+ Kd7 34. Qxf7+ Ne7 35. d5 Bxe4 36. Qxe6+ Ke8 37. d6 Qh1+ 38. Kxh1 *", + "Moves": "c2c1q h1h2 c1f4 g2g3 f4f2", + "MovesSAN": "c1=Q+ Kh2 Qf4+ g3 Qxf2#", + "Themes": "advancedPawn endgame long mate mateIn3 promotion" + }, + { + "FEN": "6k1/p2n1rp1/4Q1Pp/3p4/3P4/1rp2P1P/q7/3K1R1R w - - 1 31", + "PGN": "1. d4 d5 2. Bf4 Nf6 3. Nf3 Bf5 4. e3 e6 5. c3 Bd6 6. Nbd2 Bxf4 7. exf4 O-O 8. Ne5 Nbd7 9. Ndf3 Nxe5 10. fxe5 Nd7 11. Bd3 Bg4 12. h3 Bxf3 13. Qxf3 f6 14. exf6 Rxf6 15. Qh5 h6 16. f3 c5 17. O-O-O c4 18. Bc2 Qa5 19. Kb1 b5 20. Rdf1 b4 21. cxb4 Qxb4 22. g4 Rb8 23. b3 c3 24. Kc1 Qa3+ 25. Kd1 Qxa2 26. g5 Rxb3 27. Qe8+ Rf8 28. Qxe6+ Rf7 29. Bh7+ Kxh7 30. g6+ Kg8 *", + "Moves": "e6f7 g8h8 f7e8 d7f8 e8f8", + "MovesSAN": "Qxf7+ Kh8 Qe8+ Nf8 Qxf8#", + "Themes": "fork long mate mateIn3 middlegame" + }, + { + "FEN": "rn3rk1/p1pp2pp/1p2p3/2P1N3/2P1K3/P1B1P3/1P3qPP/R2Q1B1R b - - 0 15", + "PGN": "1. d4 e6 2. c4 f5 3. Nc3 Bb4 4. Bd2 b6 5. a3 Bxc3 6. Bxc3 Nf6 7. e3 Bb7 8. Nf3 Ne4 9. Ne5 O-O 10. f3 Qh4+ 11. Ke2 Qf2+ 12. Kd3 Nc5+ 13. dxc5 Be4+ 14. fxe4 fxe4+ 15. Kxe4 *", + "Moves": "f2f5 e4d4 b8c6 e5c6 b6c5", + "MovesSAN": "Qf5+ Kd4 Nc6+ Nxc6 bxc5#", + "Themes": "long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r4r1k/pppb2qp/3p2BQ/8/8/5R1P/PP4P1/5RK1 w - - 3 22", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Nf6 5. O-O Be7 6. e5 Ng4 7. c3 dxc3 8. Nxc3 O-O 9. Bf4 Kh8 10. h3 Nh6 11. Bxh6 gxh6 12. Qd2 Bg5 13. Nxg5 Qxg5 14. f4 Qg3 15. Rf3 Qh4 16. Ne4 Nxe5 17. fxe5 Qxe4 18. Bxf7 Qxe5 19. Raf1 d6 20. Qxh6 Bd7 21. Bg6 Qg7 *", + "Moves": "f3f8 a8f8 f1f8 g7f8 h6f8", + "MovesSAN": "Rxf8+ Rxf8 Rxf8+ Qxf8 Qxf8#", + "Themes": "long mate mateIn3 middlegame pin xRayAttack" + }, + { + "FEN": "7k/1p1n1pr1/p3p3/3p4/3P4/3QPq2/PP2Nr2/1BRK4 w - - 0 31", + "PGN": "1. d4 d5 2. Nf3 Nf6 3. c4 c6 4. Nc3 Bf5 5. Bg5 Nbd7 6. e3 e6 7. cxd5 cxd5 8. Bd3 Bg4 9. O-O Bd6 10. Rc1 O-O 11. Bb1 h6 12. Bh4 Rc8 13. Qd3 Bxf3 14. gxf3 a6 15. Kh1 Kh8 16. Rg1 g5 17. Bg3 Qe7 18. h4 Bxg3 19. fxg3 Rg8 20. hxg5 Rxg5 21. Kg2 Rcg8 22. g4 R8g7 23. Rh1 Nxg4 24. fxg4 Rxg4+ 25. Kf3 Qf6+ 26. Ke2 Rg2+ 27. Kd1 Qf3+ 28. Ne2 Rf2 29. Rxh6+ Kg8 30. Rh8+ Kxh8 *", + "Moves": "c1c8 d7f8 c8f8 g7g8 d3h7", + "MovesSAN": "Rc8+ Nf8 Rxf8+ Rg8 Qh7#", + "Themes": "exposedKing long mate mateIn3 middlegame" + }, + { + "FEN": "2r1k2r/5ppp/2R1p3/4P1q1/1Q1P4/8/5PPP/2R3K1 b k - 0 24", + "PGN": "1. Nf3 d5 2. d4 e6 3. c4 Nf6 4. Nc3 dxc4 5. e4 Nc6 6. Bg5 Be7 7. Bxf6 Bxf6 8. e5 Be7 9. Bxc4 a6 10. O-O b5 11. Bb3 Bb7 12. Rc1 b4 13. Na4 Na5 14. Nc5 Bxc5 15. Rxc5 Nxb3 16. Qxb3 a5 17. Rfc1 Bd5 18. Qe3 Rc8 19. b3 a4 20. Ng5 axb3 21. axb3 Bxb3 22. Qxb3 Qxg5 23. Qxb4 c6 24. Rxc6 *", + "Moves": "g5c1 c6c1 c8c1 b4e1 c1e1", + "MovesSAN": "Qxc1+ Rxc1 Rxc1+ Qe1 Rxe1#", + "Themes": "backRankMate endgame long mate mateIn3 xRayAttack" + }, + { + "FEN": "1k2r1r1/Rbpq4/1p1p1b2/1N3p1n/Q7/1P1P1p2/1PPB1RPP/6K1 w - - 2 25", + "PGN": "1. e4 Nc6 2. Bc4 g6 3. d3 Bg7 4. f4 b6 5. Nf3 Bb7 6. O-O d6 7. f5 Nf6 8. fxg6 hxg6 9. Qe1 e6 10. Ng5 Qd7 11. Qg3 O-O-O 12. Nc3 Rdf8 13. Be3 Na5 14. Bb3 Kb8 15. Rf2 Nh5 16. Qg4 Nxb3 17. axb3 f5 18. exf5 exf5 19. Qc4 Re8 20. Bd2 Bf6 21. Nf3 g5 22. Nb5 g4 23. Rxa7 gxf3 24. Qa4 Rhg8 *", + "Moves": "a7a8 b7a8 a4a7 b8c8 a7a8", + "MovesSAN": "Ra8+ Bxa8 Qa7+ Kc8 Qxa8#", + "Themes": "clearance deflection long mate mateIn3 middlegame queensideAttack sacrifice" + }, + { + "FEN": "3r1rk1/1p4pp/p1p2q2/3pN3/P7/1Q2R3/1P3PPP/4R1K1 b - - 3 22", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 d6 5. c3 a6 6. Nbd2 Be6 7. Bxe6 fxe6 8. O-O Be7 9. Re1 O-O 10. Nc4 Qd7 11. d4 exd4 12. cxd4 Rad8 13. d5 Ne5 14. Nfxe5 dxe5 15. Nxe5 Qb5 16. a4 Qe8 17. Qb3 exd5 18. Bg5 Nxe4 19. Bxe7 Qxe7 20. Rxe4 c6 21. Rae1 Qf6 22. R4e3 *", + "Moves": "f6f2 g1h1 f2f1 e1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "8/1P6/8/6k1/3N2pp/P7/5RKP/4r3 b - - 0 56", + "PGN": "1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nf3 e6 5. Bd3 Bg6 6. Be3 Nd7 7. c4 c5 8. Nc3 cxd4 9. Bxd4 dxc4 10. Bxc4 Bc5 11. O-O Ne7 12. Nh4 O-O 13. Nxg6 Nxg6 14. Bxc5 Nxc5 15. Qe2 Qc7 16. f4 Qb6 17. Kh1 Qc7 18. b4 Nd7 19. Rac1 Rac8 20. Ne4 Qb6 21. a3 Nb8 22. Nd6 Rcd8 23. Qe4 Qc6 24. Qe2 Nd7 25. Bxe6 Qa6 26. Qxa6 bxa6 27. Bc4 Nb6 28. Bxa6 Nd5 29. g3 f6 30. Bc4 Ne7 31. Rcd1 fxe5 32. Bxd5+ Nxd5 33. Rxd5 exf4 34. Rxf4 Rxf4 35. gxf4 Kf8 36. Rf5+ Ke7 37. Nb5 Rd1+ 38. Kg2 Rd2+ 39. Kg3 Rd3+ 40. Kg4 g6 41. Re5+ Kf6 42. Kh4 h6 43. Rc5 Rf3 44. Kg4 Rf1 45. Kg3 Rg1+ 46. Kf2 Rh1 47. Kg2 Ra1 48. Rc2 Re1 49. Nxa7 Kf5 50. Rb2 Kxf4 51. b5 h5 52. Nc6 g5 53. Nd4 g4 54. b6 h4 55. Rf2+ Kg5 56. b7 *", + "Moves": "h4h3 g2g3 e1g1 f2g2 g1g2", + "MovesSAN": "h3+ Kg3 Rg1+ Rg2 Rxg2#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "r1bq1rk1/pp6/2p1pn1Q/3n4/3PR3/2N5/PPP2PPP/R5K1 w - - 5 19", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd8 4. Nf3 c6 5. d4 e6 6. Bc4 Be7 7. O-O Nf6 8. Bg5 Nd5 9. Bxe7 Nxe7 10. Re1 O-O 11. Bd3 Nd7 12. Ne5 Nd5 13. Qh5 g6 14. Nxg6 fxg6 15. Bxg6 hxg6 16. Qxg6+ Kh8 17. Qh6+ Kg8 18. Re4 N7f6 *", + "Moves": "h6g6 g8h8 e4h4 f6h7 g6h7", + "MovesSAN": "Qg6+ Kh8 Rh4+ Nh7 Qxh7#", + "Themes": "exposedKing kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "1k5r/pp3ppp/6r1/Q3p3/4q3/8/PP3PPP/2R2RK1 w - - 2 21", + "PGN": "1. e4 d5 2. exd5 Nf6 3. d4 Bf5 4. Nc3 Nxd5 5. Nxd5 Qxd5 6. Nf3 Nc6 7. c4 Qe4+ 8. Be3 O-O-O 9. Be2 e5 10. d5 Bb4+ 11. Bd2 Bxd2+ 12. Qxd2 Nd4 13. O-O Nxf3+ 14. Bxf3 Qh4 15. Qa5 Kb8 16. c5 Be4 17. Bxe4 Qxe4 18. d6 cxd6 19. cxd6 Rxd6 20. Rac1 Rg6 *", + "Moves": "a5c7 b8a8 c7c8 h8c8 c1c8", + "MovesSAN": "Qc7+ Ka8 Qc8+ Rxc8 Rxc8#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "8/8/8/3r1r2/6P1/1Q6/P4k2/7K b - - 0 51", + "PGN": "1. e4 c6 2. e5 d6 3. exd6 exd6 4. Nf3 Nf6 5. Be2 Be7 6. d4 d5 7. Nc3 O-O 8. h3 Bf5 9. Be3 Nbd7 10. O-O h6 11. Rb1 Bd6 12. b4 Qb6 13. Na4 Qc7 14. Nc5 Nxc5 15. bxc5 Be7 16. Bd3 Ne4 17. Rb3 Bh7 18. Ne5 Bxc5 19. dxc5 Qxe5 20. f4 Qe7 21. Qf3 Nxc5 22. Bxh7+ Kxh7 23. Bxc5 Qxc5+ 24. Kh2 b5 25. f5 Qd6+ 26. Kh1 f6 27. Qh5 Qe7 28. Qg6+ Kg8 29. Rg3 Qf7 30. Qxh6 Rac8 31. Rg6 Rc7 32. Rf3 Re8 33. Rfg3 Kf8 34. Rxg7 Qxg7 35. Rxg7 Rxg7 36. Qxf6+ Rf7 37. Qxc6 Rxf5 38. Qxb5 Re7 39. c4 Ree5 40. Qc5+ Kf7 41. Qxa7+ Kg6 42. cxd5 Rxd5 43. Qa6+ Kg5 44. h4+ Kxh4 45. Qh6+ Kg3 46. Qh3+ Kf4 47. g3+ Ke4 48. Qg4+ Ke3 49. Qa4 Kf3 50. Qb3+ Kf2 51. g4 *", + "Moves": "f5h5 g4h5 d5h5 b3h3 h5h3", + "MovesSAN": "Rh5+ gxh5 Rxh5+ Qh3 Rxh3#", + "Themes": "endgame exposedKing long mate mateIn3 queenRookEndgame sacrifice" + }, + { + "FEN": "5rk1/5ppp/p7/1p1Q4/2p1n3/1p3R1P/2q2rP1/3R2K1 w - - 0 32", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nc3 d6 4. h3 Be7 5. Bc4 Be6 6. Bb3 Bxb3 7. axb3 c5 8. Ne2 Nxe4 9. d3 Nf6 10. c4 Nc6 11. O-O O-O 12. Bd2 a6 13. Ba5 Nxa5 14. b4 cxb4 15. Qa4 Nc6 16. d4 Nxd4 17. Nexd4 exd4 18. Nxd4 d5 19. Rfe1 dxc4 20. Nf5 Bc5 21. Re5 b5 22. Qa2 b3 23. Qb1 Bd4 24. Nxd4 Qxd4 25. Rf5 Rfe8 26. Rf3 Re2 27. Qf5 Qxb2 28. Rf1 Qc2 29. Qg5 Ne4 30. Qd5 Rf8 31. Rd1 Rxf2 *", + "Moves": "d5f7 f8f7 d1d8 f7f8 d8f8", + "MovesSAN": "Qxf7+ Rxf7 Rd8+ Rf8 Rdxf8#", + "Themes": "clearance long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "5rk1/1p4pp/p1Pp1q2/2p5/P7/3P4/1PP3PP/R1BQ2K1 b - - 0 18", + "PGN": "1. e4 c5 2. Nc3 d6 3. f4 e6 4. Nf3 Nc6 5. Bc4 Bd7 6. d3 Be7 7. O-O a6 8. a4 Bf6 9. f5 Nge7 10. fxe6 Bxe6 11. Bxe6 fxe6 12. Ng5 O-O 13. Nxe6 Qd7 14. Nxf8 Rxf8 15. Nd5 Nxd5 16. exd5 Qf7 17. Rxf6 Qxf6 18. dxc6 *", + "Moves": "f6f2 g1h1 f2f1 d1f1 f8f1", + "MovesSAN": "Qf2+ Kh1 Qf1+ Qxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "8/pp5k/q5pp/2pQ1p2/4n2P/2b1PN2/P1P2PP1/1R1K1B1R b - - 4 22", + "PGN": "1. d4 f5 2. Qd3 g6 3. d5 Nf6 4. Bg5 Bg7 5. Nf3 O-O 6. h4 d6 7. e3 e5 8. dxe6 Bxe6 9. Nc3 h6 10. Bf4 c5 11. Bxd6 Bd5 12. Bxf8 Qxf8 13. Nxd5 Ne4 14. Nc7 Nc6 15. Nxa8 Nb4 16. Qc4+ Kh7 17. Nc7 Bxb2 18. Rb1 Qf6 19. Nd5 Nxd5 20. Qxd5 Bc3+ 21. Ke2 Qa6+ 22. Kd1 *", + "Moves": "e4f2 d1c1 a6a3 b1b2 a3b2", + "MovesSAN": "Nxf2+ Kc1 Qa3+ Rb2 Qxb2#", + "Themes": "fork long mate mateIn3 middlegame" + }, + { + "FEN": "5rk1/5ppp/p7/3Q4/6q1/P5P1/1r5P/3R1R1K w - - 0 26", + "PGN": "1. Nf3 Nc6 2. e4 e5 3. g3 Nf6 4. Nc3 d5 5. Bb5 Qd7 6. Nxe5 Qe6 7. d4 a6 8. Nxc6 bxc6 9. Bf1 dxe4 10. Bg2 Bb4 11. O-O O-O 12. f3 exf3 13. Qxf3 Bb7 14. Bf4 Nd5 15. Nxd5 cxd5 16. Bxc7 Qc6 17. Bf4 Qxc2 18. Rab1 Rae8 19. a3 Bd2 20. Bxd2 Qxd2 21. Qb3 Qxd4+ 22. Kh1 Rb8 23. Rbd1 Qg4 24. Bxd5 Bxd5+ 25. Qxd5 Rxb2 *", + "Moves": "d5f7 f8f7 d1d8 f7f8 f1f8", + "MovesSAN": "Qxf7+ Rxf7 Rd8+ Rf8 Rfxf8#", + "Themes": "clearance endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "2r4k/p5pp/6q1/8/2Q2B2/1PKR3b/P4P2/8 w - - 2 35", + "PGN": "1. e4 e5 2. Ke2 Bc5 3. d3 Nf6 4. h3 Nc6 5. c3 d5 6. Qc2 d4 7. c4 O-O 8. Nf3 Nh5 9. g4 Nf4+ 10. Kd1 Nb4 11. Qb3 Nfxd3 12. Bxd3 Qf6 13. Be2 d3 14. Bg5 dxe2+ 15. Kxe2 Qg6 16. Nc3 Nc6 17. Rad1 Nd4+ 18. Nxd4 Bxd4 19. Be3 Bxc3 20. Qxc3 Qxe4 21. Rhe1 Qg6 22. Qxe5 Be6 23. b3 Rae8 24. Qxc7 f5 25. Kf1 fxg4 26. hxg4 Bxg4 27. Rd4 Bh3+ 28. Ke2 Qg2 29. Kd2 Qg6 30. Kc3 b5 31. Bf4 bxc4 32. Qxc4+ Kh8 33. Rxe8 Rxe8 34. Rd3 Rc8 *", + "Moves": "c4c8 h3c8 d3d8 g6e8 d8e8", + "MovesSAN": "Qxc8+ Bxc8 Rd8+ Qe8 Rxe8#", + "Themes": "backRankMate endgame fork long mate mateIn3 sacrifice" + }, + { + "FEN": "r1b3rk/2q2p1p/p1p4Q/2bp4/8/5P2/PPP3PP/RN2R2K w - - 2 18", + "PGN": "1. e4 c5 2. d4 cxd4 3. Qxd4 Nc6 4. Qd1 e5 5. Nf3 Nf6 6. Bb5 a6 7. Bxc6 bxc6 8. O-O d5 9. Nxe5 Nxe4 10. Re1 Qc7 11. Qh5 Bd6 12. Nd3 O-O 13. Bh6 gxh6 14. Qxh6 Kh8 15. f3 Nc5 16. Nxc5 Bxc5+ 17. Kh1 Rg8 *", + "Moves": "h6f6 g8g7 e1e8 c5f8 e8f8", + "MovesSAN": "Qf6+ Rg7 Re8+ Bf8 Rxf8#", + "Themes": "kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "r4r1k/p5pp/3pRq2/2p5/Q7/8/PP3PPP/4R1K1 b - - 0 24", + "PGN": "1. Nc3 e5 2. Nf3 Nc6 3. e4 d6 4. d4 Nf6 5. d5 Nd4 6. Nxd4 exd4 7. Qxd4 c6 8. dxc6 bxc6 9. Bc4 Be7 10. Bg5 O-O 11. O-O c5 12. Qd3 Be6 13. Bd5 Nxd5 14. Bxe7 Nxe7 15. Rae1 f5 16. exf5 Bxf5 17. Qc4+ Kh8 18. Re3 Bxc2 19. Rfe1 Ng6 20. Nd5 Bf5 21. Nf4 Nxf4 22. Qxf4 Be6 23. Qa4 Qf6 24. Rxe6 *", + "Moves": "f6f2 g1h1 f2f1 e1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "r1b1k3/ppp2Npp/5n2/2b1pq2/8/3B4/PPQP1PPP/RNB1K2R b KQq - 0 12", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Nxd5 6. Nxf7 Qd7 7. Nxh8 Bc5 8. Qf3 Nf6 9. Nf7 Nd4 10. Qc3 Qf5 11. Bd3 Nxc2+ 12. Qxc2 *", + "Moves": "f5f2 e1d1 c8g4 d3e2 g4e2", + "MovesSAN": "Qxf2+ Kd1 Bg4+ Be2 Bxe2#", + "Themes": "attackingF2F7 long mate mateIn3 middlegame" + }, + { + "FEN": "1rbq2k1/1p4pp/p3p3/2p1P2Q/2n5/1P1P4/1BP3PP/5RK1 w - - 2 21", + "PGN": "1. e4 c5 2. b3 Nc6 3. Bb2 e5 4. Bc4 Nf6 5. d3 Be7 6. Ne2 O-O 7. O-O d5 8. exd5 Nxd5 9. Nbc3 Nc7 10. f4 a6 11. a4 Rb8 12. a5 Bf6 13. Ne4 Ne6 14. Nxf6+ Qxf6 15. fxe5 Qd8 16. Nf4 Nxa5 17. Nxe6 fxe6 18. Rxf8+ Kxf8 19. Qh5 Nxc4 20. Rf1+ Kg8 *", + "Moves": "h5f7 g8h8 f7f8 d8f8 f1f8", + "MovesSAN": "Qf7+ Kh8 Qf8+ Qxf8 Rxf8#", + "Themes": "backRankMate long mate mateIn3 middlegame" + }, + { + "FEN": "6k1/p1p2pp1/7p/3N4/1PP5/P2Q2PK/1q5P/6b1 w - - 3 30", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nc3 Nc6 4. Bb5 Bc5 5. O-O d6 6. d4 exd4 7. Nxd4 Bd7 8. Nxc6 Bxc6 9. Bxc6+ bxc6 10. Bg5 h6 11. Bh4 O-O 12. a3 Re8 13. Re1 Rb8 14. b4 Bb6 15. Qd3 Re6 16. Rad1 Qe8 17. Re2 Qd7 18. Rde1 Rbe8 19. Kh1 d5 20. Bxf6 Rxf6 21. exd5 Rxe2 22. Rxe2 Rxf2 23. Rxf2 Bxf2 24. dxc6 Qxc6 25. Nd5 Qd6 26. g3 Qe5 27. Kg2 Bb6 28. c4 Qb2+ 29. Kh3 Bg1 *", + "Moves": "d5e7 g8h8 d3d8 h8h7 d8g8", + "MovesSAN": "Ne7+ Kh8 Qd8+ Kh7 Qg8#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "2k1r3/ppp2Q2/7p/6p1/5p2/4q2P/PP4P1/3R3K w - - 6 26", + "PGN": "1. e4 e5 2. d4 exd4 3. c3 d5 4. Qxd4 Nf6 5. Bg5 Be7 6. Nd2 Nc6 7. Qe3 dxe4 8. Nxe4 Nxe4 9. Bxe7 Qxe7 10. Bd3 Bf5 11. Nf3 O-O-O 12. Rd1 Rhe8 13. O-O h6 14. Rfe1 g5 15. h3 Bg6 16. Nd4 Nxd4 17. cxd4 f5 18. f3 f4 19. Qe2 Rxd4 20. Bxe4 Rxd1 21. Rxd1 Bxe4 22. fxe4 Qxe4 23. Qh5 Qe3+ 24. Kh1 Re6 25. Qf7 Re8 *", + "Moves": "f7d7 c8b8 d7d8 e8d8 d1d8", + "MovesSAN": "Qd7+ Kb8 Qd8+ Rxd8 Rxd8#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "2r1k2r/1b2nppp/pp2p3/4P3/4q3/4B3/PP1Q1PPP/3RKB1R w Kk - 7 18", + "PGN": "1. e4 c5 2. Nf3 e6 3. c4 Nc6 4. Nc3 a6 5. d4 cxd4 6. Nxd4 Nxd4 7. Qxd4 b6 8. Na4 Rb8 9. Bf4 d6 10. e5 d5 11. cxd5 Qxd5 12. Qe3 Bb4+ 13. Nc3 Bxc3+ 14. Qxc3 Bb7 15. Rd1 Qe4+ 16. Be3 Rc8 17. Qd2 Ne7 *", + "Moves": "d2d7 e8f8 d7d8 c8d8 d1d8", + "MovesSAN": "Qd7+ Kf8 Qd8+ Rxd8 Rxd8#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "6k1/3P2pp/p3r2r/P1p1Pp2/1pN2b2/1P3P1P/5P2/4RR1K b - - 0 29", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nc3 b6 4. e4 c5 5. d5 exd5 6. cxd5 d6 7. Bg5 Bg4 8. Be2 Bxe2 9. Qxe2 Be7 10. Nf3 O-O 11. O-O Qd7 12. a4 a6 13. a5 b5 14. Rab1 b4 15. Na4 Qg4 16. Nb6 Ra7 17. Bxf6 Bxf6 18. Nc4 Nd7 19. Nxd6 Ne5 20. h3 Nxf3+ 21. Qxf3 Qxf3 22. gxf3 Be5 23. Nc4 Bf4 24. b3 f5 25. Kh1 Re7 26. Rbe1 Rf6 27. e5 Rh6 28. d6 Ree6 29. d7 *", + "Moves": "h6h3 h1g2 h3h2 g2g1 e6g6", + "MovesSAN": "Rxh3+ Kg2 Rh2+ Kg1 Rg6#", + "Themes": "endgame exposedKing kingsideAttack long mate mateIn3" + }, + { + "FEN": "k7/1bQ4p/p6P/3q4/2n1p1P1/8/P7/1R2K2R b K - 0 34", + "PGN": "1. c4 b6 2. Nc3 Bb7 3. d4 Nf6 4. f3 e6 5. e4 c5 6. d5 e5 7. g4 d6 8. h4 g6 9. Bd3 Bg7 10. h5 Nbd7 11. h6 Bf8 12. Bg5 a6 13. Qd2 Qc7 14. Nge2 Be7 15. Be3 O-O-O 16. Rb1 Rhf8 17. b4 Ne8 18. Na4 f5 19. bxc5 dxc5 20. exf5 gxf5 21. Bxf5 Nd6 22. Nxb6+ Kb8 23. Nxd7+ Rxd7 24. Bxd7 Qxd7 25. Qd3 Rxf3 26. Ng1 e4 27. Qe2 Rf7 28. Nh3 Ka8 29. Nf4 Bg5 30. Ne6 Bxe3 31. Qxe3 Nxc4 32. Qxc5 Qxd5 33. Nc7+ Rxc7 34. Qxc7 *", + "Moves": "d5d2 e1f1 c4e3 f1g1 d2g2", + "MovesSAN": "Qd2+ Kf1 Ne3+ Kg1 Qg2#", + "Themes": "endgame exposedKing long mate mateIn3" + }, + { + "FEN": "2r4k/pp3R1P/3p2nQ/3P2P1/4q3/8/PPP5/1K5R b - - 0 31", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nc3 d6 4. d4 exd4 5. Nxd4 Bg4 6. Be2 Bxe2 7. Qxe2 Be7 8. Bg5 O-O 9. O-O-O Nbd7 10. h4 h6 11. Bxh6 g6 12. Bg5 Kg7 13. Bxf6+ Bxf6 14. h5 Rh8 15. g4 gxh5 16. gxh5 Rh6 17. Rdg1+ Kh7 18. Nf5 Bg5+ 19. Kb1 Ne5 20. Nxh6 Kxh6 21. Nd5 c6 22. f4 cxd5 23. fxg5+ Kg7 24. exd5 Rc8 25. h6+ Kf8 26. h7 Kg7 27. Qh5 Ng6 28. Qh6+ Kh8 29. Rf1 Qe7 30. Rf6 Qe4 31. Rxf7 *", + "Moves": "e4c2 b1a1 c2c1 h1c1 c8c1", + "MovesSAN": "Qxc2+ Ka1 Qc1+ Rxc1 Rxc1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "3r2k1/ppp2ppp/2n5/5q2/4r3/N1PQ2PP/PP3P2/3R2KR w - - 1 20", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Qe2 Nc6 4. g3 d6 5. Bg2 Bg4 6. c3 d5 7. d3 dxe4 8. dxe4 Bc5 9. Be3 Nxe4 10. Bxc5 Nxc5 11. h3 Nd3+ 12. Kf1 Bf5 13. Na3 O-O 14. Rd1 Re8 15. Kg1 e4 16. Nh4 Qg5 17. Nxf5 Qxf5 18. Bxe4 Rxe4 19. Qxd3 Rd8 *", + "Moves": "d3d8 c6d8 d1d8 e4e8 d8e8", + "MovesSAN": "Qxd8+ Nxd8 Rxd8+ Re8 Rxe8#", + "Themes": "backRankMate long mate mateIn3 middlegame" + }, + { + "FEN": "r5k1/1p1b2pp/p1n5/3pp1q1/3P4/2PB4/P1P2QPP/5RK1 w - - 0 20", + "PGN": "1. d4 d5 2. e3 a6 3. Nf3 e6 4. Be2 Nf6 5. O-O Be7 6. Ne5 O-O 7. Nc3 Bd6 8. f4 c5 9. Na4 cxd4 10. exd4 Bxe5 11. fxe5 Ne4 12. Nc3 Nxc3 13. bxc3 Bd7 14. Bd3 f5 15. exf6 Rxf6 16. Bg5 Rxf1+ 17. Qxf1 Qxg5 18. Qf2 Nc6 19. Rf1 e5 *", + "Moves": "f2f7 g8h8 f7f8 a8f8 f1f8", + "MovesSAN": "Qf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "fork long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r1kq1b1r/ppp2N2/3p2Q1/3P4/4P1n1/2NB4/PPP3P1/R4RK1 b - - 4 18", + "PGN": "1. e4 e5 2. f4 Nc6 3. Nf3 d6 4. d4 f6 5. d5 Nce7 6. Bd3 Bg4 7. O-O h5 8. fxe5 fxe5 9. h3 Ng6 10. hxg4 hxg4 11. Ng5 Nf4 12. Bxf4 exf4 13. Qxg4 g6 14. Qxf4 Kd7 15. Qf7+ Kc8 16. Qxg6 Nh6 17. Nc3 Ng4 18. Nf7 *", + "Moves": "h8h1 g1h1 d8h4 h1g1 h4h2", + "MovesSAN": "Rh1+ Kxh1 Qh4+ Kg1 Qh2#", + "Themes": "attraction kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "2r3k1/1R2Qppp/8/3q4/8/8/P4PP1/7K b - - 3 30", + "PGN": "1. d4 d5 2. c4 Nf6 3. Nf3 dxc4 4. Nc3 c5 5. e3 cxd4 6. Bxc4 Nc6 7. Nxd4 Nxd4 8. exd4 e6 9. O-O Bd6 10. d5 Qc7 11. Bb3 Bxh2+ 12. Kh1 exd5 13. Nxd5 Nxd5 14. Bxd5 O-O 15. Qf3 Be5 16. Be3 Bxb2 17. Rab1 Be5 18. Rfc1 Qd6 19. Bxb7 Bxb7 20. Qxb7 Rab8 21. Qf3 Rxb1 22. Rxb1 Qg6 23. Rb7 a5 24. Kg1 Rc8 25. Qd5 Bf6 26. Qxa5 Qg4 27. Qe1 Bd4 28. Bxd4 Qxd4 29. Qe7 Qd5 30. Kh1 *", + "Moves": "d5h5 h1g1 c8c1 e7e1 c1e1", + "MovesSAN": "Qh5+ Kg1 Rc1+ Qe1 Rxe1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "1r5k/p3q1p1/r6p/4p2P/2p1B1P1/P1Pp1P2/KP6/1R1QR3 b - - 2 37", + "PGN": "1. d4 Nc6 2. e4 d6 3. a3 f5 4. d5 Ne5 5. Bf4 Ng6 6. Qh5 Nf6 7. Qf3 fxe4 8. Qe3 e5 9. Bg5 Be7 10. Nc3 O-O 11. O-O-O Kh8 12. Bxf6 Bxf6 13. Nxe4 Ne7 14. Kb1 Nxd5 15. Rxd5 c6 16. Rd1 d5 17. Nxf6 Qxf6 18. f3 d4 19. Qd2 Be6 20. Ne2 Rf7 21. Ng3 Raf8 22. Ne4 Qe7 23. Bd3 c5 24. Ng5 Rf4 25. Nxe6 Qxe6 26. Be4 c4 27. Bxb7 R8f7 28. Be4 Rd7 29. c3 d3 30. g3 Rf8 31. h4 Rb8 32. Ka2 Rdb7 33. Rb1 Rb6 34. h5 h6 35. Rhe1 Ra6 36. g4 Qe7 37. Qd1 *", + "Moves": "b8b2 b1b2 e7a3 a2b1 a3a1", + "MovesSAN": "Rxb2+ Rxb2 Qxa3+ Kb1 Qa1#", + "Themes": "long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "8/8/P2R4/4p3/2PpB3/2kP4/5RK1/1r5r b - - 0 37", + "PGN": "1. d3 e5 2. e4 f5 3. c4 Nf6 4. Nc3 Bc5 5. Be3 Bb6 6. Bxb6 axb6 7. exf5 Nc6 8. g3 d6 9. Bg2 Nd4 10. Nge2 c5 11. O-O Bxf5 12. Bxb7 Rb8 13. Nxd4 cxd4 14. Bc6+ Kf7 15. Nd5 Nxd5 16. Bxd5+ Kf6 17. Qf3 g5 18. g4 Qd7 19. Qxf5+ Qxf5 20. gxf5 Kxf5 21. b4 h5 22. a4 g4 23. Rfe1 h4 24. Be4+ Kf4 25. a5 bxa5 26. bxa5 g3 27. fxg3+ hxg3 28. hxg3+ Kxg3 29. Re2 Rh5 30. Rg2+ Kf4 31. Rf1+ Ke3 32. Rg3+ Kd2 33. a6 Rh7 34. Rf2+ Kc3 35. Rg6 Rb1+ 36. Kg2 Rhh1 37. Rxd6 *", + "Moves": "b1g1 g2f3 h1h3 f3e2 h3e3", + "MovesSAN": "Rbg1+ Kf3 Rh3+ Ke2 Re3#", + "Themes": "endgame exposedKing long mate mateIn3" + }, + { + "FEN": "r4rk1/p5pp/1p2R3/3Q1q2/8/2P5/PP3PPP/3R2K1 b - - 0 22", + "PGN": "1. d4 d5 2. Bf4 e6 3. e3 c5 4. c3 Nc6 5. Nd2 cxd4 6. exd4 Bd6 7. Bxd6 Qxd6 8. Ngf3 Nf6 9. Bd3 O-O 10. O-O e5 11. dxe5 Nxe5 12. Nxe5 Qxe5 13. Re1 Qg5 14. Nf3 Qg4 15. Qb3 b6 16. Rad1 Be6 17. Nd4 Nh5 18. Be2 Qg5 19. Bxh5 Qxh5 20. Nxe6 fxe6 21. Rxe6 Qf5 22. Qxd5 *", + "Moves": "f5f2 g1h1 f2f1 d1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "3r4/Q2P2b1/1pk4r/2p1p1p1/R6p/5q2/P1P5/1R2K3 w - - 2 37", + "PGN": "1. e4 e5 2. d3 g6 3. Ne2 Bg7 4. Ng3 Ne7 5. Be2 b6 6. Be3 Bb7 7. Qd2 h6 8. Nc3 a6 9. d4 d6 10. d5 Nd7 11. f4 f5 12. exf5 Nxf5 13. fxe5 Nxg3 14. hxg3 Nxe5 15. Bd4 c5 16. Bxe5 dxe5 17. Bf3 Qg5 18. Qe2 Qxg3+ 19. Kd2 O-O-O 20. Rad1 Qg5+ 21. Ke1 h5 22. Ne4 Qf4 23. d6 Kb8 24. d7 h4 25. Nd6 Bxf3 26. gxf3 Ka7 27. Rg1 g5 28. Rg4 Qf6 29. Nb5+ axb5 30. Qxb5 Rh6 31. Ra4+ Kb7 32. Qa6+ Kc7 33. Qa7+ Kc6 34. b4 Qxf3 35. b5+ Kxb5 36. Rb1+ Kc6 *", + "Moves": "b1b6 c6d5 a7b7 h6c6 b7c6", + "MovesSAN": "Rxb6+ Kd5 Qb7+ Rc6 Qxc6#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "6k1/p3p3/2ppp1pR/8/4qP2/1P6/1KP3P1/7R w - - 0 23", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. Bc4 O-O 8. Qd2 Ng4 9. O-O-O Nxe3 10. Qxe3 Nc6 11. Nxc6 bxc6 12. f4 Be6 13. Bxe6 fxe6 14. h4 Qa5 15. h5 Rab8 16. hxg6 Rxb2 17. Kxb2 Bxc3+ 18. Qxc3 Rb8+ 19. Qb3 Rxb3+ 20. axb3 hxg6 21. Rh6 Qb4 22. Rdh1 Qxe4 *", + "Moves": "h6h8 g8f7 h1h7 f7f6 h8f8", + "MovesSAN": "Rh8+ Kf7 R1h7+ Kf6 Rf8#", + "Themes": "endgame exposedKing long mate mateIn3 queenRookEndgame" + }, + { + "FEN": "2r4k/6p1/5p2/4p3/1Q2B3/3p4/PP5q/1K3R2 b - - 0 33", + "PGN": "1. d4 Nf6 2. e3 e6 3. f4 c5 4. c3 cxd4 5. cxd4 Nc6 6. Nc3 Bb4 7. Bd2 O-O 8. Qc2 d5 9. Bd3 Re8 10. O-O-O a5 11. g4 Nxg4 12. Bxh7+ Kf8 13. Be1 Nxe3 14. Qe2 Nxd1 15. Qxd1 Qf6 16. Bd3 Qxd4 17. Nf3 Qe3+ 18. Kb1 d4 19. Ne4 Qxf4 20. Bxb4+ Nxb4 21. Rf1 Qh6 22. Ne5 f6 23. Nd6 Rd8 24. Ng6+ Kg8 25. Ne7+ Kh8 26. Ndxc8 Raxc8 27. Nxc8 Rxc8 28. Be4 e5 29. Bxb7 Rc2 30. Be4 Rc8 31. Qa4 Qxh2 32. Qxa5 d3 33. Qxb4 *", + "Moves": "h2c2 b1a1 c2c1 f1c1 c8c1", + "MovesSAN": "Qc2+ Ka1 Qc1+ Rxc1 Rxc1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "8/3k3p/1p4p1/2rp1p2/PB6/3RP3/R4PPP/6K1 b - - 3 35", + "PGN": "1. d4 e5 2. dxe5 d5 3. exd6 cxd6 4. Nc3 Qe7 5. e3 b6 6. Nf3 Bd7 7. a4 f5 8. Nb5 g6 9. Nc7+ Kd8 10. Nxa8 Nc6 11. Bb5 Na5 12. Bxd7 Qxd7 13. Qd5 Nc6 14. Ng5 Nf6 15. Ne6+ Ke7 16. Nxf8 Nxd5 17. Nxd7 Kxd7 18. Nxb6+ axb6 19. O-O Ndb4 20. c3 Nc2 21. Ra2 Ne5 22. b4 Nd3 23. Rxc2 Rc8 24. c4 Nxb4 25. Rc3 Na2 26. Rc2 Nb4 27. Rc3 Na2 28. Ra3 Nb4 29. Bd2 Nc2 30. Rc3 Nb4 31. Rb3 Na2 32. Ra1 Rxc4 33. Rxa2 d5 34. Rd3 Rc5 35. Bb4 *", + "Moves": "c5c1 d3d1 c1d1 b4e1 d1e1", + "MovesSAN": "Rc1+ Rd1 Rxd1+ Be1 Rxe1#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "4r1k1/pp3ppp/2p5/2P1r1q1/4b3/1Q2P2P/PP4P1/R4RK1 w - - 2 23", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Bf4 c6 5. e3 Bd6 6. Bg3 O-O 7. c5 Bc7 8. Nf3 Nbd7 9. Bd3 Re8 10. Qc2 e5 11. dxe5 Nxe5 12. Nxe5 Bxe5 13. Bxe5 Rxe5 14. O-O Qe7 15. Ne2 Bg4 16. Ng3 Re8 17. h3 Bc8 18. Bf5 Ne4 19. Nxe4 Bxf5 20. f3 dxe4 21. fxe4 Bxe4 22. Qb3 Qg5 *", + "Moves": "b3f7 g8h8 f7f8 e8f8 f1f8", + "MovesSAN": "Qxf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r1b2rk1/p3n1pp/2p2q2/1p1pQ3/7N/1B4R1/PB4PP/R5K1 b - - 0 21", + "PGN": "1. e4 e5 2. d4 exd4 3. c3 dxc3 4. Bc4 cxb2 5. Bxb2 Bb4+ 6. Nd2 Bxd2+ 7. Qxd2 f6 8. Nf3 Ne7 9. O-O d6 10. Nh4 Nbc6 11. Qe2 Ne5 12. Bb3 c6 13. f4 Nf7 14. Qc4 O-O 15. Rf3 b5 16. Qc2 d5 17. Rg3 Qd6 18. e5 fxe5 19. fxe5 Nxe5 20. Qc3 Qf6 21. Qxe5 *", + "Moves": "f6f2 g1h1 f2f1 a1f1 f8f1", + "MovesSAN": "Qf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "3Q4/5pk1/1p2p1p1/p1p1P1Pr/P1P1qP2/1P4K1/8/3R4 w - - 5 34", + "PGN": "1. d4 e6 2. c4 c6 3. e4 d6 4. Nf3 h6 5. Bd3 Be7 6. O-O Nf6 7. Nc3 O-O 8. e5 dxe5 9. dxe5 Nh7 10. Qc2 Ng5 11. Nxg5 Bxg5 12. Bxg5 Qxg5 13. f4 Qd8 14. Ne4 Qd4+ 15. Kh1 Na6 16. a3 Nc5 17. Nxc5 Qxc5 18. Rad1 a5 19. a4 b6 20. b3 Bb7 21. Be4 Rad8 22. Rd3 Rxd3 23. Qxd3 Qe7 24. Rd1 c5 25. Bxb7 Qxb7 26. Kg1 h5 27. h3 g6 28. Kh2 Re8 29. g4 hxg4 30. hxg4 Kg7 31. g5 Rh8+ 32. Kg3 Rh5 33. Qd8 Qe4 *", + "Moves": "d8f6 g7g8 d1d8 g8h7 f6f7", + "MovesSAN": "Qf6+ Kg8 Rd8+ Kh7 Qxf7#", + "Themes": "deflection endgame long mate mateIn3" + }, + { + "FEN": "r4k1r/ppR2pp1/2b2n1p/8/5q2/5P2/PPP3PP/RN2Q2K w - - 0 17", + "PGN": "1. e4 e5 2. Nf3 d6 3. d4 exd4 4. Bc4 h6 5. Nxd4 Nf6 6. O-O Be7 7. Re1 Bg4 8. f3 Bd7 9. e5 dxe5 10. Rxe5 Nc6 11. Nxc6 Bxc6 12. Qe1 Qd6 13. Bf4 Qd4+ 14. Kh1 Qxc4 15. Rxe7+ Kf8 16. Rxc7 Qxf4 *", + "Moves": "e1e7 f8g8 e7f7 g8h7 f7g7", + "MovesSAN": "Qe7+ Kg8 Qxf7+ Kh7 Qxg7#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "4rk2/pp2Rrpp/3BQ3/8/8/2P5/P1q2PPP/4R1K1 b - - 0 22", + "PGN": "1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 Nc6 5. Nf3 Bg4 6. Be2 Nf6 7. O-O e6 8. Na3 cxd4 9. Nb5 Qd7 10. Nbxd4 Nxd4 11. Nxd4 Bxe2 12. Qxe2 Be7 13. Bf4 Nd5 14. Bg3 O-O 15. Rad1 Qa4 16. Nxe6 Nxc3 17. bxc3 fxe6 18. Qxe6+ Rf7 19. Rd7 Re8 20. Re1 Kf8 21. Bd6 Qc2 22. Rxe7 *", + "Moves": "c2f2 g1h1 f2f1 e1f1 f7f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "6k1/5p2/R2N4/4n1pp/P7/5PKP/2r3P1/8 b - - 0 32", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Nxc6 bxc6 6. Nc3 Bb7 7. Bc4 Qf6 8. O-O Ne7 9. Be3 Bb6 10. Bxb6 cxb6 11. Qd3 O-O 12. Qxd7 Rab8 13. e5 Qxe5 14. Rfe1 Rfd8 15. Qxd8+ Rxd8 16. Rxe5 Ng6 17. Re3 c5 18. Rd3 Re8 19. Rd7 Ne5 20. Rxb7 Nxc4 21. h3 a6 22. Re1 Rxe1+ 23. Kh2 h6 24. b3 Ne5 25. Rxb6 Rc1 26. Rxa6 Rxc2 27. Ne4 c4 28. bxc4 Rxc4 29. Nd6 Rc2 30. Kg3 g5 31. a4 h5 32. f3 *", + "Moves": "h5h4 g3h2 e5f3 h2h1 c2c1", + "MovesSAN": "h4+ Kh2 Nxf3+ Kh1 Rc1#", + "Themes": "deflection endgame long mate mateIn3 pin" + }, + { + "FEN": "r5k1/pp2rpp1/q1n1p1n1/3pP1PQ/5P2/2P5/PP1N2K1/R1B4R w - - 5 21", + "PGN": "1. f4 d5 2. Nf3 c5 3. e3 Nc6 4. c3 h6 5. d4 Bf5 6. Bd3 Bxd3 7. Qxd3 Nf6 8. Nbd2 e6 9. O-O Qb6 10. Ne5 cxd4 11. exd4 Bd6 12. Qe2 O-O 13. g4 Nh7 14. Kg2 Rfe8 15. h4 Re7 16. g5 hxg5 17. hxg5 Bxe5 18. dxe5 Qa6 19. Qh5 Nf8 20. Rh1 Ng6 *", + "Moves": "h5h7 g8f8 h7h8 g6h8 h1h8", + "MovesSAN": "Qh7+ Kf8 Qh8+ Nxh8 Rxh8#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "4r2k/5Qp1/p6p/1p6/3B3b/2P2PqP/PP4P1/3R2K1 b - - 6 33", + "PGN": "1. d4 d5 2. Bf4 Nf6 3. e3 Bf5 4. Nf3 e6 5. Be2 c5 6. c3 cxd4 7. exd4 Nc6 8. Bb5 Be7 9. Ne5 O-O 10. Nd2 Nxe5 11. Bxe5 Ne4 12. Nxe4 Bxe4 13. f3 f6 14. Bg3 Bg6 15. O-O a6 16. Ba4 b5 17. Bc2 Bxc2 18. Qxc2 Rc8 19. Qe2 Qd7 20. Rfe1 e5 21. dxe5 fxe5 22. Bxe5 Bf6 23. Bg3 Rce8 24. Qd3 Qc8 25. Qxd5+ Kh8 26. Rxe8 Rxe8 27. Rd1 h6 28. Qb3 Qc5+ 29. Bf2 Qc6 30. h3 Qc7 31. Bd4 Bh4 32. Qd5 Qg3 33. Qf7 *", + "Moves": "e8e1 d1e1 g3e1 g1h2 h4g3", + "MovesSAN": "Re1+ Rxe1 Qxe1+ Kh2 Bg3#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "6k1/3n1ppp/3N4/3R4/8/1r2Q3/1q3PPP/6K1 w - - 0 29", + "PGN": "1. e4 e6 2. Nf3 d5 3. exd5 exd5 4. Nc3 Nf6 5. Bb5+ Bd7 6. Qe2+ Be7 7. O-O a6 8. Ba4 b5 9. Bb3 c6 10. d4 Be6 11. Ne5 O-O 12. Bf4 Nbd7 13. Nxc6 Qe8 14. a4 Nb8 15. Ne5 Bd6 16. Rfe1 Bxe5 17. Bxe5 Ng4 18. axb5 Nxe5 19. Qxe5 Nd7 20. Qg3 axb5 21. Rxa8 Qxa8 22. Nxb5 Qc6 23. Nd6 Qb6 24. c4 Qxd4 25. cxd5 Bxd5 26. Rd1 Qxb2 27. Rxd5 Rb8 28. Qe3 Rxb3 *", + "Moves": "e3e8 d7f8 e8f7 g8h8 f7f8", + "MovesSAN": "Qe8+ Nf8 Qxf7+ Kh8 Qxf8#", + "Themes": "deflection endgame fork long mate mateIn3" + }, + { + "FEN": "2r3k1/1p3pp1/p3pn2/8/8/1N2PQ2/PPq2PPP/2R3K1 b - - 3 27", + "PGN": "1. Nf3 Nf6 2. c4 e6 3. d4 d5 4. cxd5 Nxd5 5. Nc3 Be7 6. e3 O-O 7. Bd3 Nd7 8. O-O N7f6 9. Bd2 c5 10. dxc5 Bxc5 11. Qc2 Nb4 12. Bxh7+ Nxh7 13. Qb3 a6 14. Ne4 Be7 15. Bxb4 Bxb4 16. Qxb4 Nf6 17. Rfd1 Nd5 18. Qd4 Bd7 19. Nc5 Bc6 20. Qg4 Qb6 21. Nb3 Nf6 22. Qg3 Rfd8 23. Nfd4 Rac8 24. Nxc6 Rxd1+ 25. Rxd1 Qxc6 26. Qf3 Qc2 27. Rc1 *", + "Moves": "c2c1 b3c1 c8c1 f3d1 c1d1", + "MovesSAN": "Qxc1+ Nxc1 Rxc1+ Qd1 Rxd1#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "7k/r1r1q1pp/2R5/5Q2/p2p1P2/P3p2P/6P1/4R1K1 w - - 0 38", + "PGN": "1. e4 e6 2. Nf3 d5 3. e5 c5 4. d4 Nc6 5. c3 Qb6 6. Be2 a5 7. O-O a4 8. b3 Nge7 9. Nbd2 Nf5 10. dxc5 Bxc5 11. b4 Be7 12. Bb2 O-O 13. a3 Qa7 14. c4 Bd8 15. c5 Bc7 16. h3 Qb8 17. Bd3 Nxe5 18. Bxf5 exf5 19. Nxe5 Bxe5 20. Bxe5 Qxe5 21. Re1 Qf6 22. Nf3 Be6 23. Qd3 Rfc8 24. Rad1 Ra6 25. Nd4 Bd7 26. b5 Raa8 27. c6 bxc6 28. bxc6 Be6 29. Nxe6 fxe6 30. Rc1 d4 31. c7 e5 32. Qb5 e4 33. Qd5+ Kh8 34. Rc6 Qe7 35. f3 e3 36. f4 Ra7 37. Qxf5 Rcxc7 *", + "Moves": "f5c8 c7c8 c6c8 e7d8 c8d8", + "MovesSAN": "Qc8+ Rxc8 Rxc8+ Qd8 Rxd8#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice xRayAttack" + }, + { + "FEN": "6k1/pp2rppp/2nN4/2Pq4/6Q1/1P6/P2p2PP/2R4K w - - 0 28", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. Be2 d6 4. d3 Nf6 5. Be3 e5 6. O-O Be7 7. Nfd2 O-O 8. f4 Re8 9. fxe5 Nxe5 10. c3 Qb6 11. b3 d5 12. d4 Nc6 13. dxc5 Bxc5 14. Bxc5 Qxc5+ 15. Kh1 Nxe4 16. Nxe4 Rxe4 17. Bf3 Rf4 18. Nd2 Be6 19. Rc1 Re8 20. c4 d4 21. Ne4 Qe5 22. c5 Bd5 23. Nd6 Re7 24. Bxd5 Rxf1+ 25. Qxf1 Qxd5 26. Qf4 d3 27. Qg4 d2 *", + "Moves": "g4c8 c6d8 c8d8 e7e8 d8e8", + "MovesSAN": "Qc8+ Nd8 Qxd8+ Re8 Qxe8#", + "Themes": "endgame fork long mate mateIn3" + }, + { + "FEN": "1r3r1k/2p3pp/1p1pR3/p2B4/QPP2q2/8/P4PPP/R5K1 b - - 0 20", + "PGN": "1. d4 f5 2. c4 Nf6 3. Nf3 d6 4. Bg5 e6 5. e3 Be7 6. Nc3 O-O 7. Bd3 Nbd7 8. O-O b6 9. e4 fxe4 10. Nxe4 e5 11. Nxf6+ Bxf6 12. Bxf6 Qxf6 13. Be4 Rb8 14. Bd5+ Kh8 15. dxe5 Nxe5 16. Nxe5 Qxe5 17. Qa4 a5 18. b4 Be6 19. Rfe1 Qf4 20. Rxe6 *", + "Moves": "f4f2 g1h1 f2f1 a1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r1q2rk1/pp1bpp1p/3p2p1/2pN2BP/2B1PP2/3P3P/PPP4b/R6K w - - 0 19", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. Bc4 g6 4. O-O Bg7 5. Nc3 d6 6. Re1 Nf6 7. d3 O-O 8. Bg5 Bg4 9. h3 Bd7 10. Qd2 Qc8 11. Qf4 Nh5 12. Qh2 Ne5 13. Nxe5 Bxe5 14. f4 Bd4+ 15. Kh1 Bf2 16. g4 Bxe1 17. Nd5 Bg3 18. gxh5 Bxh2 *", + "Moves": "d5e7 g8g7 h5h6 g7h8 g5f6", + "MovesSAN": "Nxe7+ Kg7 h6+ Kh8 Bf6#", + "Themes": "fork long mate mateIn3 middlegame" + }, + { + "FEN": "3Q4/5p1k/4p2p/pp1p4/3P4/P1P2qRK/1P6/8 b - - 2 38", + "PGN": "1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Nf3 Nf6 5. Bd3 Nc6 6. O-O Bg4 7. c3 e6 8. Bg5 h6 9. Bh4 Bd6 10. Nbd2 O-O 11. Qb1 Bxf3 12. Nxf3 Rb8 13. Re1 b5 14. a3 a5 15. Ne5 Ne7 16. Bxf6 gxf6 17. Ng4 Kg7 18. Qd1 f5 19. Ne5 Ng6 20. Nc6 Qc7 21. Nxb8 Bxh2+ 22. Kh1 Rxb8 23. g3 Bxg3 24. fxg3 Qxg3 25. Bf1 Nh4 26. Re2 Kf6 27. Qe1 Qf3+ 28. Bg2 Nxg2 29. Rxg2 Rg8 30. Qe5+ Ke7 31. Rg1 Rg4 32. Qc7+ Kf8 33. Qd8+ Kg7 34. Kh2 Qf4+ 35. Kh3 Kh7 36. Rxg4 fxg4+ 37. Rxg4 Qf3+ 38. Rg3 *", + "Moves": "f3h1 h3g4 f7f5 g4f4 h1e4", + "MovesSAN": "Qh1+ Kg4 f5+ Kf4 Qe4#", + "Themes": "endgame exposedKing long mate mateIn3" + }, + { + "FEN": "1k3r2/pp4pp/2p1Q3/8/6P1/1B2n3/PP3q2/3R3K w - - 2 38", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qe6+ 4. Be2 Nc6 5. d4 Qg6 6. Bf3 Nb4 7. Nge2 Nxc2+ 8. Kf1 Nxa1 9. Be4 Bf5 10. Nf4 Qf6 11. Nfd5 Qa6+ 12. Kg1 O-O-O 13. Bxf5+ e6 14. Bd3 Qc6 15. Ne3 Rxd4 16. Qe2 Bc5 17. Nc2 Rf4 18. Bxf4 Nxc2 19. Bxc2 Nf6 20. h3 Qb6 21. Na4 Qa5 22. Nxc5 Qxc5 23. Bb3 Qc1+ 24. Kh2 Qxf4+ 25. g3 Qd6 26. Rd1 Qc6 27. Qe3 Kb8 28. Rc1 Qb6 29. Qe2 Rd8 30. Kg1 Nd5 31. Rd1 c6 32. Qf3 f5 33. g4 fxg4 34. hxg4 Qc5 35. Qf7 Rf8 36. Qxe6 Qxf2+ 37. Kh1 Ne3 *", + "Moves": "e6d6 b8a8 d6d8 f8d8 d1d8", + "MovesSAN": "Qd6+ Ka8 Qd8+ Rxd8 Rxd8#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "r4r1k/pQ1R3p/6p1/4pq2/8/8/P4PPP/3R2K1 b - - 2 27", + "PGN": "1. e4 c5 2. b4 cxb4 3. d4 d5 4. exd5 Qxd5 5. c4 bxc3 6. Nxc3 Qa5 7. Bd2 Nf6 8. Nf3 e6 9. Ne4 Qd8 10. Bb5+ Bd7 11. Nxf6+ gxf6 12. Qa4 Bd6 13. O-O O-O 14. Bxd7 Qxd7 15. Qb3 e5 16. dxe5 fxe5 17. Bh6 Re8 18. Rfd1 Nc6 19. Nh4 Ne7 20. Qg3+ Ng6 21. Nxg6 fxg6 22. Qb3+ Kh8 23. Rd5 Qe6 24. Rad1 Bf8 25. Bxf8 Rxf8 26. Qxb7 Qf5 27. Rd7 *", + "Moves": "f5f2 g1h1 f2f1 d1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "r1b4k/3n1pb1/2pQ3p/pp1p1B1n/3q4/1P1N1P2/P1P3PP/4R2K w - - 0 27", + "PGN": "1. d4 d5 2. e4 e6 3. Nc3 Bb4 4. exd5 exd5 5. Bd2 Nf6 6. Bd3 O-O 7. Nge2 Re8 8. O-O Bg4 9. f3 Bd7 10. Qe1 c6 11. Bg5 h6 12. Bxh6 gxh6 13. Qg3+ Kh8 14. Qf4 Bf8 15. Ng3 Bg7 16. Bf5 Re7 17. Rad1 Bc8 18. b3 Nbd7 19. Na4 b5 20. Nb2 Nb6 21. Nd3 Nbd7 22. Rfe1 a5 23. Qd6 Rxe1+ 24. Rxe1 Qb6 25. Nh5 Qxd4+ 26. Kh1 Nxh5 *", + "Moves": "e1e8 d7f8 e8f8 g7f8 d6f8", + "MovesSAN": "Re8+ Nf8 Rxf8+ Bxf8 Qxf8#", + "Themes": "exposedKing kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "k5r1/pp3p1p/7p/3NQ3/8/8/PPP2q2/1K5R b - - 3 26", + "PGN": "1. e4 c5 2. d4 e6 3. Nf3 d5 4. exd5 exd5 5. Bb5+ Bd7 6. Qe2+ Be7 7. Ne5 Nh6 8. Bxd7+ Nxd7 9. Nxd7 Qxd7 10. Bxh6 gxh6 11. dxc5 O-O-O 12. Nc3 Bxc5 13. O-O-O Kb8 14. Rxd5 Qc6 15. Qe5+ Ka8 16. Rxc5 Qxg2 17. Qe1 Qg4 18. Rd5 Rxd5 19. Nxd5 Qg5+ 20. Ne3 Re8 21. Kb1 Qf4 22. Rg1 Qxh2 23. Rh1 Qf4 24. Qc3 Qxf2 25. Nd5 Rg8 26. Qe5 *", + "Moves": "g8g1 h1g1 f2g1 e5e1 g1e1", + "MovesSAN": "Rg1+ Rxg1 Qxg1+ Qe1 Qxe1#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "2r1r1k1/p7/1p3Q2/4R3/1P1p4/P2P4/2q2PPP/R5K1 b - - 0 30", + "PGN": "1. e4 e5 2. Bc4 Nf6 3. d3 c6 4. Nf3 d5 5. exd5 cxd5 6. Bb5+ Bd7 7. Bxd7+ Nbxd7 8. O-O Bc5 9. Bg5 O-O 10. Nc3 d4 11. Ne4 Qb6 12. Nxf6+ Nxf6 13. Bxf6 Qxf6 14. Qd2 Rfe8 15. Qg5 Qd6 16. Rfe1 f6 17. Qd2 Qb6 18. Rab1 Qa6 19. a3 b6 20. b4 Bd6 21. Ra1 Rac8 22. Nh4 g6 23. Qh6 Qa4 24. Nxg6 hxg6 25. Qxg6+ Kf8 26. Qxf6+ Kg8 27. Qxd6 Qxc2 28. Qg6+ Kf8 29. Qf6+ Kg8 30. Rxe5 *", + "Moves": "c2c1 a1c1 c8c1 e5e1 c1e1", + "MovesSAN": "Qc1+ Rxc1 Rxc1+ Re1 Rcxe1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "5rk1/p4ppp/1q6/1p1P4/8/5QP1/1b1p3P/4RR1K w - - 0 24", + "PGN": "1. c4 e6 2. g3 d5 3. Bg2 c6 4. Nf3 dxc4 5. O-O Bd7 6. Qc2 b5 7. a4 Nf6 8. axb5 cxb5 9. Ne5 Nd5 10. Nc3 Nc6 11. Nxd5 exd5 12. Bxd5 Nxe5 13. Qe4 Bd6 14. f4 Qb6+ 15. Kh1 O-O 16. fxe5 Rae8 17. Qf3 Rxe5 18. e4 Bc6 19. d4 cxd3 20. Bf4 Bxd5 21. Bxe5 Bxe5 22. exd5 Bxb2 23. Rae1 d2 *", + "Moves": "f3f7 f8f7 e1e8 f7f8 f1f8", + "MovesSAN": "Qxf7+ Rxf7 Re8+ Rf8 Rfxf8#", + "Themes": "endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "2r3k1/p2RQppp/4q3/2p1P3/8/8/P5PP/5K2 w - - 4 24", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. cxd4 Bb4+ 7. Nc3 O-O 8. e5 Ne4 9. O-O d5 10. Bxd5 Nxc3 11. bxc3 Bxc3 12. Bxc6 Bxa1 13. Be4 Bg4 14. Be3 Bc3 15. Qb3 Bxf3 16. Bxf3 Bxd4 17. Rd1 c5 18. Qxb7 Qb6 19. Qe7 Bxe3 20. Bxa8 Bxf2+ 21. Kxf2 Rxa8 22. Kf1 Rc8 23. Rd7 Qe6 *", + "Moves": "d7d8 c8d8 e7d8 e6e8 d8e8", + "MovesSAN": "Rd8+ Rxd8 Qxd8+ Qe8 Qxe8#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "5rk1/1b3p1p/p4B2/2b5/8/1P3rK1/P6P/R5R1 w - - 0 24", + "PGN": "1. e4 c5 2. Bc4 e6 3. Qf3 Nc6 4. d3 Nd4 5. Qd1 a6 6. c3 b5 7. cxd4 bxc4 8. dxc5 Bxc5 9. dxc4 Qb6 10. Qe2 Bb7 11. Nd2 Nf6 12. Ngf3 O-O 13. O-O Rad8 14. b3 d5 15. exd5 exd5 16. cxd5 Nxd5 17. Bb2 Nf4 18. Qe5 Qf6 19. Qxf6 gxf6 20. Bxf6 Nxg2 21. Kxg2 Rxd2 22. Rg1 Rxf2+ 23. Kg3 Rxf3+ *", + "Moves": "g3h4 c5g1 a1g1 f3g3 g1g3", + "MovesSAN": "Kh4+ Bxg1 Rxg1+ Rg3 Rxg3#", + "Themes": "discoveredAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "b4rk1/2p2qp1/7p/3pp3/3NP3/RQ1P4/2P2PPP/R5K1 b - - 0 22", + "PGN": "1. e4 e5 2. Bc4 b5 3. Bb3 Bb7 4. d3 a5 5. a3 a4 6. Ba2 Nf6 7. Bg5 h6 8. Bh4 Be7 9. Nf3 Nc6 10. Nc3 b4 11. axb4 Bxb4 12. O-O a3 13. Nd5 Be7 14. bxa3 Rxa3 15. Bxf6 Bxf6 16. Nxf6+ Qxf6 17. Bxf7+ Qxf7 18. Rxa3 O-O 19. Qb1 Ba8 20. Qb3 d5 21. Rfa1 Nd4 22. Nxd4 *", + "Moves": "f7f2 g1h1 f2f1 a1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate fork long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "5Q2/p5pk/5np1/1p6/1P1prPn1/P2P1NP1/5q1P/6RK w - - 2 33", + "PGN": "1. g3 d5 2. Bg2 c6 3. b3 Nf6 4. Bb2 Bg4 5. d3 e5 6. Nd2 Bd6 7. f3 Bh5 8. Nh3 Nbd7 9. O-O O-O 10. e4 Rc8 11. exd5 cxd5 12. Re1 Bb4 13. a3 Ba5 14. b4 Bb6+ 15. Kh1 Re8 16. c4 dxc4 17. Nxc4 Bd4 18. Qb3 Qc7 19. Bxd4 exd4 20. Rxe8+ Rxe8 21. Nf4 Bg6 22. Nxg6 hxg6 23. f4 b5 24. Nd2 Ng4 25. Ne4 Ne3 26. Re1 Nf6 27. Ng5 Qc2 28. Qxf7+ Kh8 29. Be4 Qf2 30. Rg1 Neg4 31. Nf3 Rxe4 32. Qf8+ Kh7 *", + "Moves": "f3g5 h7h6 f8h8 f6h7 h8h7", + "MovesSAN": "Ng5+ Kh6 Qh8+ Nh7 Qxh7#", + "Themes": "fork long mate mateIn3 middlegame" + }, + { + "FEN": "6k1/3R1pp1/1B5p/P7/8/1r1n4/5PKP/8 b - - 1 31", + "PGN": "1. e4 e6 2. d4 b6 3. Nf3 Bb7 4. Nc3 Nf6 5. Bd3 Be7 6. e5 Nd5 7. Nxd5 Bxd5 8. O-O O-O 9. c4 Bb7 10. d5 exd5 11. cxd5 h6 12. d6 cxd6 13. exd6 Bxd6 14. Bh7+ Kxh7 15. Qxd6 Bxf3 16. gxf3 Nc6 17. Be3 Re8 18. Rad1 Qe7 19. Qxd7 Qxd7 20. Rxd7 Ne5 21. Rc7 Nxf3+ 22. Kg2 Ne5 23. Bd4 Kg8 24. Re1 Ng6 25. Rxe8+ Rxe8 26. Rxa7 Re2 27. b3 Ne5 28. Bxb6 Nd3 29. a4 Rb2 30. a5 Rxb3 31. Rd7 *", + "Moves": "d3f4 g2f1 b3b1 d7d1 b1d1", + "MovesSAN": "Nf4+ Kf1 Rb1+ Rd1 Rxd1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "r1b2k1r/pppp1Bpp/8/2b1p3/4P1nq/5N2/PPP2PPP/RNBQR1K1 b - - 2 9", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. O-O Bc5 5. Re1 Ng4 6. d4 Nxd4 7. Nxd4 Qh4 8. Bxf7+ Kf8 9. Nf3 *", + "Moves": "h4f2 g1h1 f2g1 e1g1 g4f2", + "MovesSAN": "Qxf2+ Kh1 Qg1+ Rxg1 Nf2#", + "Themes": "kingsideAttack long mate mateIn3 opening sacrifice smotheredMate" + }, + { + "FEN": "B2r4/4Npkp/pb2bnp1/8/5P2/Q5P1/PP5P/R1B4K b - - 0 22", + "PGN": "1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. O-O d5 5. d4 O-O 6. c4 c6 7. cxd5 cxd5 8. Nc3 Nc6 9. Ne5 a6 10. Nxc6 bxc6 11. Qa4 Bd7 12. Qa3 Nh5 13. Rd1 e5 14. dxe5 Bxe5 15. f4 Bc7 16. e4 Bb6+ 17. Kh1 Be6 18. exd5 cxd5 19. Nxd5 Nf6 20. Ne7+ Kg7 21. Rxd8 Rfxd8 22. Bxa8 *", + "Moves": "d8d1 h1g2 d1g1 g2f3 e6g4", + "MovesSAN": "Rd1+ Kg2 Rg1+ Kf3 Bg4#", + "Themes": "kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "6k1/Qp1b1ppp/1q2p3/3pPn2/3P4/4B3/5PPP/r3N1K1 w - - 0 25", + "PGN": "1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Qb6 5. Nf3 Nc6 6. Be2 cxd4 7. cxd4 Nge7 8. Qc2 Bd7 9. Be3 Rc8 10. Qd2 Nf5 11. Nc3 Bb4 12. O-O O-O 13. a3 Be7 14. Rfd1 Na5 15. Qc2 Nc4 16. Bxc4 Rxc4 17. b3 Rc7 18. Qb2 Rfc8 19. Rac1 Bxa3 20. Qxa3 Rxc3 21. Rxc3 Rxc3 22. Ra1 Rxb3 23. Qxa7 Rb1+ 24. Ne1 Rxa1 *", + "Moves": "a7b8 d7c8 b8c8 b6d8 c8d8", + "MovesSAN": "Qb8+ Bc8 Qxc8+ Qd8 Qxd8#", + "Themes": "backRankMate long mate mateIn3 middlegame" + }, + { + "FEN": "3r1r1k/2R3pp/8/pp4Q1/8/8/Pq3PPP/5RK1 b - - 5 29", + "PGN": "1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nc6 5. c3 Nf6 6. Bf4 Bg4 7. Qb3 Qd7 8. Nd2 e6 9. Ngf3 Bd6 10. Bg3 O-O 11. O-O Rab8 12. Rae1 b5 13. Ne5 Bxe5 14. Bxe5 Nxe5 15. dxe5 Ne8 16. Qc2 Bf5 17. Bxf5 exf5 18. Nb3 Nc7 19. Nc5 Qc6 20. b4 Ne6 21. Qxf5 Nxc5 22. bxc5 Qxc5 23. e6 fxe6 24. Qxe6+ Kh8 25. Rd1 Qxc3 26. Qxd5 a5 27. Rc1 Qb2 28. Rc7 Rbd8 29. Qg5 *", + "Moves": "b2f2 f1f2 d8d1 f2f1 d1f1", + "MovesSAN": "Qxf2+ Rxf2 Rd1+ Rf1 Rdxf1#", + "Themes": "endgame long master mate mateIn3 sacrifice" + }, + { + "FEN": "8/pR2R2p/1b3P2/6p1/5kP1/5P2/PPr5/7K b - - 0 37", + "PGN": "1. e4 e6 2. Nf3 d5 3. exd5 exd5 4. d4 Nf6 5. Bd3 Bd6 6. Bg5 O-O 7. c3 Re8+ 8. Be2 Bg4 9. O-O c6 10. Nbd2 Qb6 11. h3 Bh5 12. Bxf6 gxf6 13. g4 Bg6 14. Nh4 Nd7 15. Nf5 Bxf5 16. gxf5 Kh8 17. Nf3 Rg8+ 18. Kh1 Rg5 19. Nxg5 fxg5 20. Qc2 Nf6 21. Rae1 c5 22. Bg4 cxd4 23. cxd4 Qxd4 24. Qc3 Qf4 25. Qg3 Nxg4 26. Qxf4 Bxf4 27. hxg4 Kg7 28. f3 Bd6 29. Rd1 Rc8 30. Rxd5 Bf4 31. Rd7 Rc2 32. Rxb7 Be3 33. Re1 Bb6 34. Ree7 Kf6 35. Rxf7+ Ke5 36. Rfe7+ Kf4 37. f6 *", + "Moves": "f4g3 b7b6 c2c1 e7e1 c1e1", + "MovesSAN": "Kg3 Rxb6 Rc1+ Re1 Rxe1#", + "Themes": "endgame exposedKing long mate mateIn3 sacrifice" + }, + { + "FEN": "6k1/5ppp/p3p3/8/Pp1r4/3b4/1P3P1P/2RR2K1 b - - 1 29", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Nf3 dxc4 5. e3 a6 6. Bxc4 b5 7. Bd3 Bb7 8. O-O c5 9. Qe2 Nbd7 10. Rd1 cxd4 11. exd4 Be7 12. a4 b4 13. Ne4 O-O 14. Nc5 Nxc5 15. dxc5 Qa5 16. Be3 Bxc5 17. Ne5 Bxe3 18. Qxe3 Rfd8 19. Qg3 Rd5 20. Nc4 Qc5 21. Rdc1 Rad8 22. Ne3 Qd4 23. Nxd5 Nxd5 24. Rab1 Nf4 25. Bf1 Bxg2 26. Rd1 Bxf1 27. Qxf4 Bd3 28. Qxd4 Rxd4 29. Rbc1 *", + "Moves": "d4g4 g1h1 d3e4 f2f3 e4f3", + "MovesSAN": "Rg4+ Kh1 Be4+ f3 Bxf3#", + "Themes": "endgame long master mate mateIn3" + }, + { + "FEN": "1r4k1/5ppp/p3p3/2p1q3/2Pr4/1P3QP1/P3B1PP/5RK1 w - - 0 27", + "PGN": "1. e4 a6 2. d4 e6 3. Nf3 d5 4. Nc3 dxe4 5. Nxe4 Nf6 6. Ng3 Bd6 7. c3 Nd5 8. c4 Nf6 9. Bg5 Bb4+ 10. Bd2 Bxd2+ 11. Qxd2 O-O 12. Be2 b6 13. O-O Bb7 14. Rad1 Nbd7 15. Qc2 c5 16. dxc5 bxc5 17. Qb3 Qc7 18. Rd3 Rab8 19. Qd1 Rfd8 20. b3 Ne4 21. Qc2 Nxg3 22. fxg3 Be4 23. Rxd7 Qxd7 24. Qxe4 Qc7 25. Ne5 Rd4 26. Qf3 Qxe5 *", + "Moves": "f3f7 g8h8 f7f8 b8f8 f1f8", + "MovesSAN": "Qxf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "3r2k1/pp3p1p/6p1/8/1Q1bPP2/P4Bqb/1PP1N1P1/5R1K b - - 1 25", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 g6 6. Be3 Bg7 7. Be2 e5 8. Nf3 Nf6 9. h3 O-O 10. O-O Be6 11. a3 Rc8 12. Qd2 Re8 13. Rad1 Nd4 14. Nxd4 exd4 15. Bxd4 Qc7 16. Bxf6 Bxf6 17. Qxd6 Qa5 18. Bd3 Red8 19. Qb4 Qh5 20. Be2 Qg5 21. Rxd8+ Rxd8 22. f4 Bd4+ 23. Kh1 Qg3 24. Bf3 Bxh3 25. Ne2 *", + "Moves": "h3g2 f3g2 g3h4 g2h3 h4h3", + "MovesSAN": "Bxg2+ Bxg2 Qh4+ Bh3 Qxh3#", + "Themes": "fork long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "3r2n1/1p1b3R/4pkp1/p2pn1p1/3K2P1/3B4/3r4/7R w - - 2 32", + "PGN": "1. e4 e6 2. Nc3 d5 3. e5 c5 4. d4 Nc6 5. dxc5 Bxc5 6. Bf4 Qb6 7. Be3 Qxb2 8. Bxc5 Qxc3+ 9. Ke2 Qxc5 10. Nf3 Nge7 11. Ng5 O-O 12. Qd3 g6 13. Qh3 h5 14. g4 Qc4+ 15. Kd2 Qxg4 16. Qxg4 hxg4 17. Be2 Nxe5 18. h3 f6 19. hxg4 fxg5 20. Rh6 Rxf2 21. Rah1 Kf8 22. Rh8+ Ng8 23. Ke3 Rg2 24. Rf1+ Kg7 25. Rfh1 Bd7 26. R1h7+ Kf6 27. Bf1 Rxc2 28. Kd4 Rd8 29. Bd3 Rxa2 30. Rh1 a5 31. R8h7 Rd2 *", + "Moves": "h1f1 d2f2 f1f2 e5f3 f2f3", + "MovesSAN": "Rf1+ Rf2 Rxf2+ Nf3+ Rxf3#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "r5k1/p5pp/1ppp4/8/2P1Q3/3P2q1/P1P3P1/4R1K1 w - - 0 28", + "PGN": "1. e4 b6 2. Nc3 Bb7 3. Nf3 e6 4. Be2 Bb4 5. O-O Bxc3 6. bxc3 Bxe4 7. d3 Bb7 8. Bb2 f6 9. Rb1 Nc6 10. c4 Nge7 11. Nd4 Nxd4 12. Bxd4 Nf5 13. Bb2 Qe7 14. Bf3 Bxf3 15. Qxf3 O-O 16. Rfe1 Qf7 17. Qf4 c6 18. Re2 Qg6 19. Rbe1 Rfe8 20. Qd2 e5 21. f4 Nh4 22. fxe5 fxe5 23. Bxe5 d6 24. Bg3 Rxe2 25. Qxe2 Nf5 26. Qe4 Nxg3 27. hxg3 Qxg3 *", + "Moves": "e4e6 g8h8 e6e8 a8e8 e1e8", + "MovesSAN": "Qe6+ Kh8 Qe8+ Rxe8 Rxe8#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "4r1k1/1p4pp/p1p5/8/3qrQP1/7P/PP5K/5R2 w - - 0 28", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 4. c3 Bd7 5. O-O Nf6 6. Re1 Be7 7. h3 O-O 8. d4 exd4 9. cxd4 a6 10. Ba4 Re8 11. Nc3 Qc8 12. d5 Ne5 13. Nxe5 dxe5 14. Bxd7 Qxd7 15. f4 exf4 16. Bxf4 Bd6 17. Qf3 Bxf4 18. Qxf4 Re7 19. Rad1 Rae8 20. Rd2 c6 21. d6 Re5 22. Rf1 Nxe4 23. Re2 f5 24. g4 Qxd6 25. Rxe4 fxe4 26. Nxe4 Qd4+ 27. Kh2 Rxe4 *", + "Moves": "f4f7 g8h8 f7f8 e8f8 f1f8", + "MovesSAN": "Qf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "r4rk1/2p3p1/4p1Q1/2Pq3p/P5P1/2B1PnKP/5P2/2R2R2 b - - 0 26", + "PGN": "1. Nf3 d5 2. d4 Nc6 3. e3 Nf6 4. c4 Bg4 5. Nbd2 e6 6. Be2 Bb4 7. O-O Bxd2 8. Bxd2 O-O 9. Rc1 h6 10. b4 dxc4 11. Bxc4 a6 12. a4 Ne4 13. Be1 Qd6 14. b5 axb5 15. Bxb5 Rfd8 16. h3 Bh5 17. g4 Bg6 18. Bxc6 bxc6 19. Ne5 c5 20. Nxg6 fxg6 21. Qc2 Qd5 22. dxc5 Ng5 23. Kh2 Nf3+ 24. Kg3 Rf8 25. Bc3 h5 26. Qxg6 *", + "Moves": "h5h4 g3g2 f3e1 g2g1 d5g2", + "MovesSAN": "h4+ Kg2 Ne1+ Kg1 Qg2#", + "Themes": "doubleCheck long mate mateIn3 middlegame" + }, + { + "FEN": "1R6/6pk/4B2p/r1b1P3/4R3/8/5PPP/6K1 b - - 0 34", + "PGN": "1. e4 d6 2. d4 a6 3. Bc4 e6 4. a4 Bd7 5. Nf3 h6 6. e5 d5 7. Bd3 c5 8. c3 c4 9. Bc2 Nc6 10. b3 cxb3 11. Bxb3 Na5 12. O-O Qb6 13. Nbd2 Rc8 14. Bb2 Ne7 15. Rc1 Nf5 16. c4 dxc4 17. Nxc4 Nxc4 18. Bxc4 Qxb2 19. Rb1 Qxd4 20. Nxd4 Nxd4 21. Qxd4 Bc5 22. Qd3 O-O 23. Rxb7 Bxa4 24. Bxa6 Rfd8 25. Qf3 Be8 26. Rxf7 Bc6 27. Qf4 Ra8 28. Bc4 Rd4 29. Bxe6 Rxf4 30. Rxf4+ Kh8 31. Rc4 Ra5 32. Rb1 Be4 33. Rb8+ Kh7 34. Rxe4 *", + "Moves": "a5a1 b8b1 a1b1 e4e1 b1e1", + "MovesSAN": "Ra1+ Rb1 Rxb1+ Re1 Rxe1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "6k1/p4ppp/b1p1p3/3r4/3p4/3N4/5PPP/1R4K1 w - - 0 29", + "PGN": "1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 Nc6 5. Be3 Nf6 6. Be2 Qa5 7. a3 Nxe4 8. b4 Nxc3 9. bxa5 Nxd1 10. Rxd1 Nxa5 11. Nf3 e6 12. O-O d5 13. Bb5+ Nc6 14. Ne5 Bd7 15. Bxc6 bxc6 16. a4 Bd6 17. Nd3 O-O 18. Bc5 Bxc5 19. Nxc5 Rfd8 20. Rc1 Rab8 21. Na6 Rb6 22. Nc5 Rb4 23. a5 d4 24. a6 Bc8 25. Ra1 Rd5 26. Nd3 Rb6 27. Rfb1 Rxb1+ 28. Rxb1 Bxa6 *", + "Moves": "b1b8 a6c8 b8c8 d5d8 c8d8", + "MovesSAN": "Rb8+ Bc8 Rxc8+ Rd8 Rxd8#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "r5k1/5p1p/3r2pP/8/1ppq4/5Q2/P4PP1/1K2R3 w - - 0 31", + "PGN": "1. e4 c5 2. Nf3 d6 3. Bc4 e6 4. c3 Nf6 5. d4 Nxe4 6. Nbd2 Nxd2 7. Bxd2 cxd4 8. cxd4 d5 9. Bb3 Nc6 10. Qc2 Bd7 11. O-O-O Rc8 12. Kb1 Na5 13. Qd3 Nxb3 14. Qxb3 b5 15. Bg5 Qb6 16. h4 Bd6 17. h5 O-O 18. Qd3 b4 19. h6 g6 20. b3 Bb5 21. Qe3 a5 22. Bf4 a4 23. Ng5 axb3 24. Nxe6 Rfe8 25. Qxb3 Rxe6 26. Bxd6 Rxd6 27. Rc1 Bc4 28. Rhe1 Ra8 29. Qf3 Qxd4 30. Rxc4 dxc4 *", + "Moves": "f3a8 d6d8 e1e8 d8e8 a8e8", + "MovesSAN": "Qxa8+ Rd8 Re8+ Rxe8 Qxe8#", + "Themes": "endgame hangingPiece long mate mateIn3 xRayAttack" + }, + { + "FEN": "4r1k1/5p2/pp1p2p1/3N1PB1/P7/1P4bP/2q5/4R1K1 w - - 0 30", + "PGN": "1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 O-O 5. h3 c5 6. d5 d6 7. Bg5 a6 8. a4 e6 9. Bd3 exd5 10. cxd5 Re8 11. Nge2 Nbd7 12. f4 Qb6 13. Qc2 Qc7 14. b3 b6 15. O-O Rb8 16. Rae1 Bb7 17. Kh1 Nh5 18. g4 c4 19. gxh5 cxd3 20. Qxd3 Nc5 21. Qg3 Nxe4 22. Nxe4 Rxe4 23. hxg6 hxg6 24. f5 Bxd5 25. Kh2 Be5 26. Nf4 Rxe1 27. Rxe1 Qc2+ 28. Kg1 Re8 29. Nxd5 Bxg3 *", + "Moves": "e1e8 g8g7 g5f6 g7h7 e8h8", + "MovesSAN": "Rxe8+ Kg7 Bf6+ Kh7 Rh8#", + "Themes": "endgame hangingPiece long mate mateIn3" + }, + { + "FEN": "5R2/1p4qk/p2QP2p/3P4/8/3b4/P5PP/6K1 b - - 0 31", + "PGN": "1. d4 e6 2. c4 Nf6 3. Nf3 g6 4. Nc3 Bg7 5. e4 d6 6. d5 O-O 7. Be2 Nbd7 8. O-O exd5 9. cxd5 Re8 10. Bd3 Nb6 11. Bg5 h6 12. Bh4 g5 13. Bg3 Nh5 14. Nxg5 Qxg5 15. f4 Qe7 16. Qxh5 Bxc3 17. bxc3 Qf6 18. e5 dxe5 19. fxe5 Qg7 20. c4 Bg4 21. Bh7+ Kxh7 22. Qxf7 Nxc4 23. e6 Nd6 24. Qf4 Rf8 25. Qd2 Rxf1+ 26. Rxf1 Rf8 27. Qd3+ Bf5 28. Qa3 a6 29. Bxd6 cxd6 30. Qxd6 Bd3 31. Rxf8 *", + "Moves": "g7d4 f8f2 d4a1 f2f1 a1f1", + "MovesSAN": "Qd4+ Rf2 Qa1+ Rf1 Qxf1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "k5nr/pp2p3/2b1Pp2/1B3P1p/3q2p1/1Q2b1B1/PP4PP/3R1R1K b - - 3 23", + "PGN": "1. e4 c5 2. c3 Nc6 3. d4 cxd4 4. cxd4 d5 5. e5 Be6 6. Nc3 Qc7 7. Be3 O-O-O 8. Bd3 f6 9. f4 g5 10. f5 Bf7 11. e6 Be8 12. Qf3 Kb8 13. Nge2 h5 14. Nxd5 Rxd5 15. Qxd5 Bh6 16. Bf2 Ka8 17. O-O Qd8 18. Qb3 g4 19. Bg3 Be3+ 20. Kh1 Nxd4 21. Nxd4 Qxd4 22. Rad1 Bc6 23. Bb5 *", + "Moves": "c6g2 h1g2 d4e4 f1f3 e4f3", + "MovesSAN": "Bxg2+ Kxg2 Qe4+ Rf3 Qxf3#", + "Themes": "attraction kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "1Q6/p5bk/7p/6pB/3q4/6P1/PP3nPP/5RK1 b - - 4 30", + "PGN": "1. d4 Nf6 2. c4 c6 3. Nc3 g6 4. Nf3 Bg7 5. Bf4 O-O 6. e3 Re8 7. Be2 d6 8. O-O Nh5 9. Bg5 f6 10. Bh4 g5 11. Bg3 Nxg3 12. fxg3 h6 13. Nd2 e5 14. Nde4 Bf5 15. Bh5 Re7 16. Qb3 Bxe4 17. Nxe4 d5 18. cxd5 cxd5 19. Nc3 exd4 20. exd4 Nc6 21. Nxd5 Rd7 22. Nxf6+ Kh8 23. Nxd7 Qxd7 24. Rf7 Qxd4+ 25. Kh1 Ne5 26. Rxb7 Nd3 27. Rb8+ Rxb8 28. Qxb8+ Kh7 29. Rf1 Nf2+ 30. Kg1 *", + "Moves": "f2h3 g1h1 d4g1 f1g1 h3f2", + "MovesSAN": "Nh3+ Kh1 Qg1+ Rxg1 Nf2#", + "Themes": "doubleCheck endgame long mate mateIn3 sacrifice smotheredMate" + }, + { + "FEN": "r1b2rk1/1pp1Q1pp/p7/2p5/3q4/2N5/PPP2PPP/R1B1R1K1 b - - 2 14", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. O-O Bd6 6. d4 exd4 7. Qxd4 f6 8. Re1 Ne7 9. e5 c5 10. Qc3 Bxe5 11. Nxe5 fxe5 12. Qxe5 O-O 13. Qxe7 Qd4 14. Nc3 *", + "Moves": "d4f2 g1h1 f2f1 e1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "5rk1/p1Q2ppp/1p6/2pR2r1/3p2q1/PP1P4/6PP/5RK1 w - - 0 38", + "PGN": "1. Nc3 e5 2. e3 d5 3. a3 Nf6 4. b3 Be6 5. Nge2 Nc6 6. d3 d4 7. exd4 exd4 8. Ne4 Be7 9. Bb2 O-O 10. Nf4 Nxe4 11. dxe4 Bc8 12. Bd3 b6 13. O-O Bb7 14. Re1 Bf6 15. Qh5 Ne5 16. Rad1 Bc8 17. Be2 c5 18. Nd5 Bb7 19. f4 Ng6 20. Nxf6+ Qxf6 21. Rf1 Bxe4 22. f5 Ne5 23. Bd3 Nxd3 24. cxd3 Bb7 25. Bc1 Rfe8 26. Bg5 Qc6 27. Rf2 Re5 28. Bf4 Re7 29. f6 Qxf6 30. Bg5 Qe5 31. Qg4 Re6 32. Rdf1 Rg6 33. Rf5 Qe6 34. Qf4 Rf8 35. Qc7 Bd5 36. Re5 Qg4 37. Rxd5 Rxg5 *", + "Moves": "c7f7 f8f7 d5d8 f7f8 f1f8", + "MovesSAN": "Qxf7+ Rxf7 Rd8+ Rf8 Rfxf8#", + "Themes": "endgame kingsideAttack long mate mateIn3 sacrifice" + }, + { + "FEN": "1B6/1R4p1/p5r1/5k2/P7/3n1P1K/6PP/8 b - - 6 37", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd8 4. Bc4 e6 5. d4 Nf6 6. Nf3 Bb4 7. O-O Bxc3 8. bxc3 h6 9. Ba3 Nc6 10. Qe2 Ne7 11. Ne5 O-O 12. Rfe1 Re8 13. Nxf7 Kxf7 14. Bxe6+ Bxe6 15. Qxe6+ Kf8 16. c4 Qd7 17. Re2 Qxe6 18. Rxe6 Kf7 19. Rae1 Nf5 20. d5 Nd4 21. Re7+ Rxe7 22. Rxe7+ Kg6 23. Rxc7 Nxc2 24. Be7 Re8 25. d6 Na3 26. f3 a6 27. d7 Nxd7 28. Rxd7 Nxc4 29. Rxb7 Kf5 30. Kf2 Ne5 31. a4 h5 32. Bd6 Nd3+ 33. Kg3 h4+ 34. Kxh4 Rh8+ 35. Kg3 Rh6 36. Bb8 Rg6+ 37. Kh3 *", + "Moves": "d3f2 h3h4 g6h6 h4g3 f2h1", + "MovesSAN": "Nf2+ Kh4 Rh6+ Kg3 Nh1#", + "Themes": "endgame exposedKing long mate mateIn3" + }, + { + "FEN": "q6k/7p/p2pQ3/1pp3p1/2P5/3P1rP1/PP3P2/R3RK1b b - - 0 28", + "PGN": "1. Nf3 c5 2. c4 Nc6 3. g3 d6 4. Bg2 g6 5. d3 Bg7 6. O-O Nf6 7. Nc3 O-O 8. e4 Bg4 9. Be3 Ne5 10. h3 Nxf3+ 11. Bxf3 Bxh3 12. Re1 Bd7 13. Qc1 Ne8 14. Bh6 a6 15. Bxg7 Nxg7 16. Nd5 e6 17. Ne3 b5 18. Ng4 g5 19. Nh6+ Kh8 20. Kg2 f5 21. exf5 Nxf5 22. Nxf5 Rxf5 23. Be4 Rf7 24. Bxa8 Qxa8+ 25. Kg1 Bc6 26. Qe3 Bh1 27. Kf1 Rf3 28. Qxe6 *", + "Moves": "f3f2 f1f2 a8f3 f2g1 f3g2", + "MovesSAN": "Rxf2+ Kxf2 Qf3+ Kg1 Qg2#", + "Themes": "attraction endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "7r/ppp3k1/1b1p2r1/3P4/6P1/1P4K1/1PQ1RnP1/3R4 b - - 2 35", + "PGN": "1. e4 e5 2. Bc4 Nf6 3. Nf3 Nc6 4. d3 Bc5 5. c3 O-O 6. Bb3 d6 7. Nbd2 Be6 8. Nf1 h6 9. Ng3 Ng4 10. O-O Nf6 11. d4 exd4 12. cxd4 Bxb3 13. axb3 Bb6 14. Nf5 Nxe4 15. Qd3 Re8 16. Re1 Nf6 17. Bxh6 gxh6 18. Nxh6+ Kg7 19. Ng5 Kxh6 20. Nxf7+ Kg7 21. Nxd8 Raxd8 22. d5 Ne5 23. Qg3+ Kf7 24. Rad1 Rg8 25. Qh3 Nfg4 26. Qh7+ Rg7 27. Qh5+ Rg6 28. Qf5+ Kg7 29. h3 Bxf2+ 30. Kh1 Bb6 31. Re2 Rf8 32. Qc2 Nf2+ 33. Kh2 Neg4+ 34. hxg4 Rh8+ 35. Kg3 *", + "Moves": "g6g4 g3f3 h8f8 c2f5 f8f5", + "MovesSAN": "Rxg4+ Kf3 Rf8+ Qf5 Rxf5#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "r1b2rk1/ppq1b1p1/2n1p1B1/P4p2/3P1P2/2P5/3B2PP/R2Q1RK1 w - - 0 18", + "PGN": "1. e4 e6 2. d4 Nf6 3. e5 Nd5 4. c3 c5 5. Nf3 cxd4 6. cxd4 Bb4+ 7. Bd2 Qb6 8. Nc3 Nxc3 9. bxc3 Be7 10. Bd3 O-O 11. O-O d6 12. a4 dxe5 13. Nxe5 Nc6 14. f4 f6 15. a5 Qc7 16. Ng6 hxg6 17. Bxg6 f5 *", + "Moves": "d1h5 f8f6 h5h7 g8f8 h7h8", + "MovesSAN": "Qh5 Rf6 Qh7+ Kf8 Qh8#", + "Themes": "kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "1k3rr1/2p5/p1Q5/1pP5/1P3q2/2P5/P5RP/3R3K b - - 0 37", + "PGN": "1. e4 e6 2. Qe2 Nc6 3. Nf3 Bc5 4. g3 Nge7 5. c3 d5 6. d4 Bb6 7. e5 Ng6 8. Bg5 Qd7 9. Bh3 h6 10. Be3 a6 11. Nbd2 Ba7 12. Nb3 b5 13. O-O Bb7 14. Nc5 Bxc5 15. dxc5 O-O-O 16. Rfd1 Ngxe5 17. Nxe5 Nxe5 18. Bf4 Nc6 19. Rd2 g5 20. Be3 f5 21. Rad1 Rhg8 22. Bd4 g4 23. Bg2 h5 24. Bf6 Rdf8 25. Bh4 f4 26. Bh1 fxg3 27. Bxg3 Qf7 28. b4 Qf6 29. Rd3 h4 30. Bxh4 Qxh4 31. Qxe6+ Kb8 32. Bxd5 Qxf2+ 33. Kh1 g3 34. R3d2 Qf4 35. Bxc6 Bxc6+ 36. Qxc6 g2+ 37. Rxg2 *", + "Moves": "f4f1 d1f1 f8f1 g2g1 f1g1", + "MovesSAN": "Qf1+ Rxf1 Rxf1+ Rg1 Rfxg1#", + "Themes": "endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "r1bq1r1k/ppp3p1/4p1B1/8/2p1Q3/P7/1P3RPP/R1B3K1 b - - 0 17", + "PGN": "1. c4 f5 2. d4 e6 3. Nc3 Nf6 4. Qc2 Be7 5. e4 fxe4 6. Nxe4 Nc6 7. Nf3 Nb4 8. Qb1 O-O 9. a3 Nc6 10. Bd3 d5 11. Nxf6+ Bxf6 12. Bxh7+ Kh8 13. Bg6 Nxd4 14. Nxd4 Bxd4 15. O-O dxc4 16. Qe4 Bxf2+ 17. Rxf2 *", + "Moves": "d8d1 e4e1 d1e1 f2f1 f8f1", + "MovesSAN": "Qd1+ Qe1 Qxe1+ Rf1 Rxf1#", + "Themes": "kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "2R5/1p5k/1r3ppp/1r1qb3/1p5P/P5P1/2Q5/1KR5 w - - 0 37", + "PGN": "1. e4 e5 2. f4 d6 3. Nf3 Nc6 4. f5 Be7 5. g3 Nf6 6. Nc3 O-O 7. Bc4 Na5 8. Qe2 c6 9. a3 Nxc4 10. Qxc4 d5 11. exd5 cxd5 12. Qe2 Bxf5 13. Nxe5 Bxc2 14. d3 Re8 15. Qxc2 Bc5 16. Bf4 Ng4 17. Qe2 Nxe5 18. Bxe5 f6 19. O-O-O Rxe5 20. Qg2 Bd4 21. Nxd5 Rxd5 22. Rhe1 Rc8+ 23. Kb1 Be5 24. h4 Rb5 25. Re2 h6 26. Qe4 Rc6 27. Qa4 Rcb6 28. b4 Qd4 29. Ka2 a6 30. Rc1 Qxd3 31. Rec2 a5 32. Rc3 Qd2+ 33. R3c2 Qd5+ 34. Kb1 axb4 35. Rc8+ Kh7 36. Qc2+ g6 *", + "Moves": "c2c7 e5c7 c1c7 d5f7 c7f7", + "MovesSAN": "Qc7+ Bxc7 R1xc7+ Qf7 Rxf7#", + "Themes": "long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "8/R5p1/5k1p/8/5PPK/1r5P/8/8 b - - 6 45", + "PGN": "1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. f4 f6 6. Nf3 Nh6 7. Bb5 Bd7 8. Bxc6 bxc6 9. exf6 Qxf6 10. O-O Nf5 11. Ne5 cxd4 12. cxd4 c5 13. Nxd7 Kxd7 14. Qa4+ Kd8 15. Qa5+ Ke8 16. dxc5 Qd4+ 17. Kh1 Qxc5 18. Qxc5 Bxc5 19. Re1 Kf7 20. Nd2 Bb4 21. a3 Bd6 22. Nf3 Rhf8 23. Ng5+ Kg8 24. Rxe6 Rad8 25. Bd2 Ne7 26. Bb4 Bxb4 27. axb4 Rd7 28. Rae1 Ng6 29. g3 h6 30. Nf3 Kh7 31. Ne5 Nxe5 32. R6xe5 Rb8 33. Rd1 Rxb4 34. Rdxd5 Rxd5 35. Rxd5 Rxb2 36. Ra5 Rb7 37. Kg2 Kg6 38. Kf3 Re7 39. h3 Kf6 40. Ra6+ Re6 41. Rxa7 Rb6 42. g4 Rb3+ 43. Kg2 Rb2+ 44. Kg3 Rb3+ 45. Kh4 *", + "Moves": "g7g5 f4g5 h6g5 h4h5 b3h3", + "MovesSAN": "g5+ fxg5+ hxg5+ Kh5 Rxh3#", + "Themes": "endgame long mate mateIn3 rookEndgame" + }, + { + "FEN": "6rk/6Rp/2np1r2/4nP2/1pq1pR2/4B1QP/2P3B1/6K1 w - - 2 35", + "PGN": "1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 e6 6. Be3 Nd4 7. Nge2 Ne7 8. O-O O-O 9. f4 d6 10. g4 f5 11. h3 Rb8 12. Ng3 b5 13. Qd2 b4 14. Nd1 a5 15. g5 a4 16. Rb1 a3 17. bxa3 Qa5 18. axb4 cxb4 19. Qf2 Ndc6 20. exf5 gxf5 21. Nb2 Ba6 22. Nc4 Bxc4 23. dxc4 e5 24. Nh5 Bh8 25. Qg3 e4 26. Rbd1 Rbd8 27. Nf6+ Bxf6 28. gxf6+ Ng6 29. Rd5 Qxa2 30. Rxf5 Qxc4 31. Rg5 Kh8 32. f5 Nge5 33. Rg7 Rxf6 34. Rf4 Rg8 *", + "Moves": "g7h7 h8h7 f4h4 f6h6 h4h6", + "MovesSAN": "Rxh7+ Kxh7 Rh4+ Rh6 Rxh6#", + "Themes": "attraction long master mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "6R1/7p/4Q1p1/4P2k/2r1q3/7P/5PP1/6K1 b - - 0 42", + "PGN": "1. d4 b6 2. e4 Bb7 3. Nc3 e6 4. Bd3 Nf6 5. Bg5 Be7 6. Nf3 d5 7. e5 Ne4 8. Bxe7 Qxe7 9. O-O O-O 10. Qe1 Nxc3 11. bxc3 c5 12. c4 dxc4 13. Bxc4 cxd4 14. Qd1 Nc6 15. Bb5 Rad8 16. a4 a6 17. Bxc6 Bxc6 18. a5 b5 19. Nxd4 Qc5 20. c3 Bd5 21. Rc1 Qa3 22. Qd3 Qxa5 23. Ra1 Qb6 24. Rfc1 Bc4 25. Qg3 a5 26. Rcb1 a4 27. Rxa4 Ra8 28. Rxa8 Rxa8 29. h3 g6 30. Qf4 Ra3 31. Nxb5 Bxb5 32. c4 Ra4 33. Rxb5 Qc6 34. Rb8+ Kg7 35. Qf6+ Kh6 36. Rg8 Rxc4 37. Qxf7 Qe4 38. Qg7+ Kg5 39. Qf6+ Kh6 40. Qg7+ Kg5 41. Qf6+ Kh5 42. Qxe6 *", + "Moves": "c4c1 g1h2 e4f4 g2g3 f4f2", + "MovesSAN": "Rc1+ Kh2 Qf4+ g3 Qxf2#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "2r1q3/k1p5/1pQp4/8/1p4R1/2R2P2/P4PKP/4r3 w - - 3 34", + "PGN": "1. e4 e5 2. Nf3 d6 3. c3 Nf6 4. d4 exd4 5. cxd4 Nxe4 6. d5 Nf6 7. Be2 Be7 8. Nc3 O-O 9. Bg5 h6 10. Be3 Nbd7 11. O-O a5 12. Qd2 b6 13. Bd3 Bb7 14. Ne4 Nxd5 15. Bxh6 N5f6 16. Nxf6+ Bxf6 17. Qf4 Bxf3 18. gxf3 gxh6 19. Qxh6 Re8 20. Kh1 Ne5 21. Rg1+ Ng6 22. Bxg6 fxg6 23. Qxg6+ Kf8 24. Qg8+ Ke7 25. Rae1+ Kd7 26. Qg4+ Kc6 27. Qc4+ Kb7 28. Rc1 Rc8 29. Qc6+ Ka7 30. b4 axb4 31. Rg4 Bc3 32. Rxc3 Re1+ 33. Kg2 Qe8 *", + "Moves": "c3a3 b4a3 g4a4 a7b8 a4a8", + "MovesSAN": "Ra3+ bxa3 Ra4+ Kb8 Ra8#", + "Themes": "endgame killBoxMate long mate mateIn3 sacrifice" + }, + { + "FEN": "4r1k1/1b3ppp/p7/2p2Q2/2Ppq1P1/1P6/P2B1RP1/6K1 w - - 1 31", + "PGN": "1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Bb5 Qa5 6. Bxc6+ bxc6 7. Ne2 cxd4 8. Nxd4 c5 9. Nb3 Qa6 10. N3d2 Ne7 11. Qe2 Ng6 12. c4 d4 13. O-O Bb7 14. b3 Be7 15. f4 Qc6 16. Na3 Nh4 17. Rf2 Nf5 18. Nb5 a6 19. Nd6+ Bxd6 20. exd6 Qxd6 21. Ne4 Qc6 22. Ng3 Nxg3 23. hxg3 O-O 24. Bd2 Rad8 25. Re1 Rfe8 26. Qg4 Qc7 27. f5 exf5 28. Rxe8+ Rxe8 29. Qxf5 Qe7 30. g4 Qe4 *", + "Moves": "f5f7 g8h8 f7f8 e8f8 f2f8", + "MovesSAN": "Qxf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "1k1r1r2/p6p/1pQb4/1R4p1/4B3/PP5P/2Pq1PP1/R5K1 b - - 2 23", + "PGN": "1. e4 Nc6 2. Nf3 e5 3. Bc4 Nge7 4. b3 d5 5. exd5 Nxd5 6. Bb2 Qd6 7. O-O Be7 8. Re1 f6 9. Nc3 Nxc3 10. Bxc3 Bg4 11. Be2 O-O-O 12. a3 Bxf3 13. Bxf3 Nd4 14. Bg4+ f5 15. Bh3 g5 16. Bxd4 Qxd4 17. Bxf5+ Kb8 18. Qf3 Qxd2 19. Rxe5 Bd6 20. Rb5 c6 21. Qxc6 b6 22. h3 Rhf8 23. Be4 *", + "Moves": "d2f2 g1h1 f2f1 a1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "2q2rk1/p4Nbp/2p3p1/2N1P3/2QP4/2P5/P6K/5b2 w - - 0 31", + "PGN": "1. e4 c5 2. Bc4 Nc6 3. Nc3 g6 4. d3 Bg7 5. Nf3 e6 6. O-O Nge7 7. Be3 d5 8. exd5 exd5 9. Bb5 d4 10. Bxc6+ bxc6 11. Ne4 dxe3 12. fxe3 O-O 13. Nxc5 Qb6 14. d4 Qxb2 15. Na4 Qb4 16. c3 Qb7 17. Nc5 Qc7 18. e4 Bg4 19. Rb1 Rab8 20. h3 Be6 21. Qa4 Rb6 22. Ng5 Bd7 23. e5 Nd5 24. Qc4 Ne3 25. Qa4 Nxf1 26. Rxf1 Rb2 27. Qc4 Qc8 28. Nxf7 Rxg2+ 29. Kxg2 Bxh3+ 30. Kh2 Bxf1 *", + "Moves": "f7h6 g8h8 c4g8 f8g8 h6f7", + "MovesSAN": "Nh6+ Kh8 Qg8+ Rxg8 Nf7#", + "Themes": "doubleCheck long mate mateIn3 middlegame sacrifice smotheredMate" + }, + { + "FEN": "1r3rk1/p3Qp2/3p2P1/P5Np/3q4/8/1P3nPP/R4RK1 b - - 2 27", + "PGN": "1. e4 c5 2. c3 d6 3. d4 cxd4 4. cxd4 Nf6 5. Nc3 g6 6. Bd3 Bg7 7. Nd5 Nxd5 8. exd5 Bd7 9. Nf3 Qb6 10. Bc2 Bb5 11. a4 Ba6 12. a5 Qc7 13. Bd3 Bxd3 14. Qxd3 O-O 15. O-O Nd7 16. Ng5 Nf6 17. Qh3 h5 18. f4 Nxd5 19. f5 Rac8 20. Qf3 Qc4 21. Be3 Bxd4 22. Bxd4 Qxd4+ 23. Kh1 Nf6 24. Qxb7 Rb8 25. Qxe7 Ng4 26. fxg6 Nf2+ 27. Kg1 *", + "Moves": "f2h3 g1h1 d4g1 f1g1 h3f2", + "MovesSAN": "Nh3+ Kh1 Qg1+ Rxg1 Nf2#", + "Themes": "doubleCheck long mate mateIn3 middlegame sacrifice smotheredMate" + }, + { + "FEN": "5rk1/pQ3ppp/4p3/3pP3/3q4/P3r2P/6P1/2R2RK1 w - - 0 23", + "PGN": "1. e4 d5 2. e5 c5 3. c3 Nc6 4. d4 cxd4 5. cxd4 Qb6 6. Nf3 Bg4 7. Be3 e6 8. Be2 Bb4+ 9. Nc3 Nge7 10. a3 Bxc3+ 11. bxc3 Nf5 12. O-O O-O 13. h3 Bxf3 14. Bxf3 Nxe3 15. fxe3 Qa5 16. Qe1 Rac8 17. Be2 Ne7 18. Bd3 Rxc3 19. Qh4 Rxd3 20. Qxe7 Rxe3 21. Qxb7 Qa4 22. Rac1 Qxd4 *", + "Moves": "b7f7 f8f7 c1c8 f7f8 f1f8", + "MovesSAN": "Qxf7+ Rxf7 Rc8+ Rf8 Rfxf8#", + "Themes": "endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "r2q1r2/6kp/3pQ1p1/p3P1b1/1p1p4/3B1b2/PPP5/R3K2R w KQ - 2 24", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bc4 e6 7. f3 Be7 8. Be3 O-O 9. Qd2 b5 10. Bd3 Bb7 11. h4 Nc6 12. g4 Nxd4 13. Bxd4 b4 14. Ne2 a5 15. g5 Nh5 16. Nf4 Nxf4 17. Qxf4 e5 18. Qf5 g6 19. Qg4 exd4 20. h5 Bxg5 21. hxg6 fxg6 22. e5 Bxf3 23. Qe6+ Kg7 *", + "Moves": "h1h7 g7h7 e6g6 h7h8 g6h7", + "MovesSAN": "Rxh7+ Kxh7 Qxg6+ Kh8 Qh7#", + "Themes": "attraction long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r4k1r/1b1p1pp1/p2P4/1p5p/3q2n1/P2B4/2P1QPPP/R3R1K1 w - - 2 21", + "PGN": "1. d4 c5 2. dxc5 Qa5+ 3. Nc3 Qxc5 4. e4 e6 5. Be3 Qb4 6. Rb1 Nf6 7. a3 Qa5 8. Bd3 a6 9. Nf3 Nc6 10. Ra1 b5 11. b4 Qc7 12. O-O Ng4 13. Bc5 h5 14. Nd5 exd5 15. exd5 Bxc5 16. bxc5 Nd4 17. Re1+ Kf8 18. d6 Qxc5 19. Nxd4 Qxd4 20. Qe2 Bb7 *", + "Moves": "e2e7 f8g8 e7e8 a8e8 e1e8", + "MovesSAN": "Qe7+ Kg8 Qe8+ Rxe8 Rxe8#", + "Themes": "long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r4k2/5pb1/6p1/1q6/BN2Q3/1P3P2/K1R3P1/8 b - - 1 43", + "PGN": "1. e4 c5 2. Nf3 g6 3. Nc3 Bg7 4. d4 cxd4 5. Nxd4 Nc6 6. Be3 Nf6 7. Bc4 O-O 8. Bb3 d6 9. f3 Bd7 10. Qd2 Nxd4 11. Bxd4 b5 12. h4 a5 13. h5 a4 14. Bd5 b4 15. Bxf6 exf6 16. Ne2 f5 17. c3 fxe4 18. hxg6 hxg6 19. Bxe4 Bb5 20. Nd4 Rb8 21. cxb4 d5 22. Bc2 Qf6 23. O-O-O Bc4 24. Bxa4 Bxa2 25. b3 Ra8 26. Qxa2 Rfc8+ 27. Kb1 Rc3 28. Qd2 Rac8 29. b5 Qb6 30. Nc6 Qc5 31. Rc1 d4 32. Rxc3 dxc3 33. Qc2 Qa3 34. Re1 Ra8 35. Ne7+ Kf8 36. Nc6 Rc8 37. Re2 Qc5 38. Qe4 c2+ 39. Rxc2 Qg1+ 40. Rc1 Qb6 41. Ka2 Ra8 42. Rc2 Qxb5 43. Nb4 *", + "Moves": "a8a4 b3a4 b5a4 a2b1 a4a1", + "MovesSAN": "Rxa4+ bxa4 Qxa4+ Kb1 Qa1#", + "Themes": "long master mate mateIn3 middlegame" + }, + { + "FEN": "4rb1R/2k2Pp1/3q4/1Q1pN3/p2P1P2/PpP5/1P6/1K6 b - - 0 37", + "PGN": "1. e4 c6 2. Nf3 d5 3. exd5 cxd5 4. d4 Nf6 5. Bd3 Bg4 6. h3 Bh5 7. g4 Bg6 8. Be3 Bxd3 9. Qxd3 e6 10. Nbd2 Be7 11. Nb3 Nbd7 12. O-O-O Rc8 13. Kb1 Qc7 14. c3 Ne4 15. Nbd2 Ndf6 16. g5 Nxd2+ 17. Rxd2 Ne4 18. Rdd1 a6 19. Rdg1 b5 20. Ne5 b4 21. f3 Nd6 22. Rc1 b3 23. a3 Nf5 24. h4 a5 25. h5 a4 26. g6 hxg6 27. hxg6 Rxh1 28. gxf7+ Kd8 29. Rxh1 Bf8 30. Rh8 Qe7 31. Qd2 Nxe3 32. Qxe3 Kc7 33. Qd3 Qd6 34. Qb5 Ra8 35. Ng6 e5 36. Nxe5 Re8 37. f4 *", + "Moves": "d6g6 b1a1 g6g1 b5f1 g1f1", + "MovesSAN": "Qg6+ Ka1 Qg1+ Qf1 Qxf1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "2kr3r/pp4p1/1bp2pp1/2P1p3/8/2n1N3/P1B2PPP/R1B2RK1 b - - 0 18", + "PGN": "1. e4 e5 2. Bc4 Nf6 3. d3 c6 4. c3 d5 5. Bb3 dxe4 6. dxe4 Qxd1+ 7. Bxd1 Nxe4 8. Nf3 Bc5 9. O-O f6 10. Nbd2 Bf5 11. Bb3 Nd7 12. Nc4 O-O-O 13. Ne3 Bg6 14. Nh4 Bb6 15. Nxg6 hxg6 16. Bc2 Ndc5 17. b4 Nxc3 18. bxc5 *", + "Moves": "c3e2 g1h1 h8h2 h1h2 d8h8", + "MovesSAN": "Ne2+ Kh1 Rxh2+ Kxh2 Rh8#", + "Themes": "anastasiaMate attraction kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "5k2/1b3p2/2q1pQp1/p3P3/4p1P1/1p1rP3/5PK1/4R3 w - - 2 38", + "PGN": "1. d4 d5 2. Nf3 e6 3. e3 Nf6 4. c3 c5 5. Bd3 Nc6 6. Qe2 cxd4 7. cxd4 a6 8. a3 b5 9. Nbd2 Bd6 10. O-O Qb6 11. Rb1 b4 12. Re1 a5 13. a4 O-O 14. b3 Bb7 15. h3 Ne7 16. Bb5 Nf5 17. Ne5 Bxe5 18. dxe5 Ne4 19. Bb2 Rfc8 20. Rbc1 Nc3 21. Qf1 Rc5 22. Nf3 Rac8 23. Qd3 Nxb5 24. Rxc5 Rxc5 25. g4 Ne7 26. Ng5 g6 27. axb5 Qxb5 28. Qd2 Qc6 29. Ne4 Rc2 30. Qd4 dxe4 31. Qd8+ Kg7 32. Qxe7 Rxb2 33. h4 Rxb3 34. Kg2 Rd3 35. h5 b3 36. hxg6 hxg6 37. Qf6+ Kf8 *", + "Moves": "e1h1 f8e8 h1h8 e8d7 f6f7", + "MovesSAN": "Rh1 Ke8 Rh8+ Kd7 Qxf7#", + "Themes": "deflection endgame long mate mateIn3 quietMove" + }, + { + "FEN": "r2k2r1/bbpp1p2/p1q5/1p5p/7P/1NN3P1/PPP1QP2/R3R1K1 w - - 1 19", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. Nc3 Bc5 6. O-O b5 7. Bb3 Na5 8. d4 exd4 9. Nxd4 Nxb3 10. Nxb3 Ba7 11. Bg5 Bb7 12. e5 h6 13. Bxf6 gxf6 14. exf6 Qxf6 15. Re1+ Kd8 16. Qe2 Rg8 17. g3 h5 18. h4 Qc6 *", + "Moves": "e2e7 d8c8 e7e8 g8e8 e1e8", + "MovesSAN": "Qe7+ Kc8 Qe8+ Rxe8 Rxe8#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "6k1/ppb2ppp/2r2n2/4P3/3Q4/1P3P1q/PB3P1P/3R2K1 w - - 1 24", + "PGN": "1. d4 c5 2. dxc5 e6 3. Nf3 Bxc5 4. e3 Nf6 5. c4 O-O 6. Nc3 Nc6 7. Bd3 d5 8. cxd5 exd5 9. O-O Bg4 10. Be2 Qd7 11. b3 Bd6 12. Bb2 Bxf3 13. Bxf3 Nb4 14. Rc1 Rac8 15. Qd4 Nc6 16. Qd2 Ne5 17. Nxd5 Nxf3+ 18. gxf3 Nxd5 19. Qd4 Nf6 20. Rxc8 Rxc8 21. Rd1 Rc6 22. e4 Qh3 23. e5 Bc7 *", + "Moves": "d4d8 c7d8 d1d8 f6e8 d8e8", + "MovesSAN": "Qd8+ Bxd8 Rxd8+ Ne8 Rxe8#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "8/pppQ2p1/3p1k2/3P4/2q3P1/7P/P5K1/8 w - - 4 45", + "PGN": "1. d4 Nc6 2. c4 e5 3. d5 Bb4+ 4. Nc3 Bxc3+ 5. bxc3 Nce7 6. e4 d6 7. Ne2 f5 8. Qc2 fxe4 9. Qxe4 Bf5 10. Qf3 Nf6 11. Ng3 Bg4 12. Qd3 O-O 13. f3 e4 14. Nxe4 Bf5 15. Nxf6+ Rxf6 16. Qd1 Qd7 17. Bg5 Rg6 18. Qd2 Re8 19. Kf2 h6 20. Be3 Rf8 21. Be2 Bg4 22. Rhf1 Nf5 23. Bf4 Bh5 24. g4 Nh4 25. Kg3 Nf5+ 26. Kf2 Nh4 27. h3 Rgf6 28. Kg3 Rxf4 29. Kxh4 Qe7+ 30. Kg3 Bg6 31. Rae1 Qe5 32. Kg2 Qf6 33. Kg3 h5 34. Rh1 h4+ 35. Kg2 Be4 36. Rhf1 Bxf3+ 37. Bxf3 Rxf3 38. Qe2 Rxf1 39. Rxf1 Qxc3 40. Rxf8+ Kxf8 41. Qf2+ Kg8 42. Qxh4 Qxc4 43. Qd8+ Kf7 44. Qd7+ Kf6 *", + "Moves": "d7e6 f6g5 e6f5 g5h6 f5h5", + "MovesSAN": "Qe6+ Kg5 Qf5+ Kh6 Qh5#", + "Themes": "endgame exposedKing long mate mateIn3 queenEndgame" + }, + { + "FEN": "6k1/3q1ppp/Q3p3/2p1P3/3p4/7P/P1P2PPK/1r6 w - - 0 23", + "PGN": "1. Nf3 e6 2. d4 d5 3. Nc3 Nf6 4. e4 c5 5. e5 Nfd7 6. Bg5 Be7 7. Bxe7 Qxe7 8. dxc5 Nxc5 9. Nd4 a6 10. Bd3 O-O 11. O-O Nc6 12. Nxc6 bxc6 13. b4 Nxd3 14. Qxd3 Bd7 15. Na4 Rab8 16. Nc5 Rxb4 17. Nxd7 Qxd7 18. Qxa6 Rfb8 19. h3 c5 20. Kh2 d4 21. Rab1 Rxb1 22. Rxb1 Rxb1 *", + "Moves": "a6a8 b1b8 a8b8 d7c8 b8c8", + "MovesSAN": "Qa8+ Rb8 Qxb8+ Qc8 Qxc8#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "3r1rk1/5ppp/p2bp3/8/5P2/1qB5/PP2R2P/4K1R1 w - - 0 26", + "PGN": "1. e4 e6 2. d4 c6 3. c4 a6 4. Nf3 Ne7 5. Nc3 d5 6. cxd5 cxd5 7. exd5 Nxd5 8. Nxd5 Qxd5 9. Be2 Nc6 10. Be3 Bb4+ 11. Bd2 Bd6 12. Bc3 b5 13. Rc1 b4 14. Bd2 Nxd4 15. Nxd4 Qxd4 16. Qa4+ Bd7 17. Qb3 Qe5 18. Bxb4 Bb5 19. Rc2 Rd8 20. Bc3 Qe4 21. Rd2 Bxe2 22. Rxe2 Qxg2 23. Rf1 O-O 24. f4 Qd5 25. Rg1 Qxb3 *", + "Moves": "g1g7 g8h8 g7g8 h8g8 e2g2", + "MovesSAN": "Rxg7+ Kh8 Rg8+ Kxg8 Rg2#", + "Themes": "attraction doubleCheck long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "3r2k1/p5pp/5r2/2P1Q3/1P6/2P2pPq/P4P1P/4R1RK b - - 2 30", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Na5 6. Bb5+ c6 7. dxc6 bxc6 8. Be2 Bb7 9. O-O c5 10. d3 Be7 11. Nc3 O-O 12. Nge4 Nd5 13. Nxd5 Qxd5 14. Bf3 Qd6 15. Be3 Rac8 16. Qd2 Qb6 17. b3 f5 18. Nxc5 Bxc5 19. Bxc5 Qxc5 20. b4 Nc4 21. dxc4 Qc7 22. Bxb7 Qxb7 23. c5 f4 24. c3 f3 25. g3 Rcd8 26. Qe3 Qc8 27. Kh1 Qf5 28. Rae1 Rf6 29. Qxe5 Qh3 30. Rg1 *", + "Moves": "h3h2 h1h2 f6h6 e5h5 h6h5", + "MovesSAN": "Qxh2+ Kxh2 Rh6+ Qh5 Rxh5#", + "Themes": "attraction endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "5rn1/6q1/p4p1k/4pQpP/2r1B3/2p4R/PP5K/5R2 w - - 0 37", + "PGN": "1. e4 e6 2. Qe2 e5 3. Nf3 Nc6 4. Nc3 a6 5. g3 Bc5 6. Bg2 d6 7. d3 Bg4 8. Be3 Bxe3 9. fxe3 Nf6 10. O-O b5 11. h3 Bh5 12. g4 Bg6 13. Nd5 Nxd5 14. exd5 Ne7 15. e4 O-O 16. h4 h6 17. h5 Bh7 18. g5 hxg5 19. Nxg5 Qd7 20. Kh2 f6 21. Nxh7 Kxh7 22. Bh3 Qe8 23. Rg1 g5 24. Raf1 Ng8 25. Bf5+ Kh6 26. Bg6 Qe7 27. Rf5 Rac8 28. Rgf1 c6 29. Qg4 cxd5 30. c3 dxe4 31. dxe4 Rc4 32. R5f3 d5 33. Bf5 dxe4 34. Bxe4 b4 35. Qf5 Qg7 36. Rh3 bxc3 *", + "Moves": "f5g6 g7g6 h5g6 h6g7 h3h7", + "MovesSAN": "Qg6+ Qxg6 hxg6+ Kg7 Rh7#", + "Themes": "discoveredAttack long mate mateIn3 middlegame" + }, + { + "FEN": "r7/3RRqk1/2Q4p/1pN3p1/8/5P2/6PP/7K b - - 4 38", + "PGN": "1. e4 c5 2. Nc3 e6 3. a3 a6 4. Nf3 Nc6 5. Bc4 b5 6. Ba2 Bb7 7. d4 cxd4 8. Nxd4 Nf6 9. O-O Nxd4 10. Qxd4 Be7 11. Bg5 h6 12. Bh4 O-O 13. e5 Nd5 14. Bxe7 Nxe7 15. Rad1 Nf5 16. Qf4 Bc6 17. b4 Qb6 18. Ne4 Qb7 19. Nc5 Qb6 20. c3 a5 21. f3 axb4 22. cxb4 Rxa3 23. Bb1 d5 24. Bxf5 exf5 25. Qc1 Rb3 26. Rd4 Rxb4 27. Rxb4 Re8 28. Re1 d4 29. Kh1 Qd8 30. Qd2 Qh4 31. Rxd4 Qh5 32. Qf4 g5 33. Qxf5 Ra8 34. e6 fxe6 35. Qxe6+ Kg7 36. Qxc6 Qe8 37. Rd7+ Qf7 38. Ree7 *", + "Moves": "a8a1 d7d1 a1d1 e7e1 d1e1", + "MovesSAN": "Ra1+ Rd1 Rxd1+ Re1 Rxe1#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "3r3k/pp2RQpp/1n1r1q2/8/4P3/6PP/PP3PK1/4R3 w - - 3 25", + "PGN": "1. e4 c5 2. d3 Nc6 3. Nd2 e5 4. Ngf3 Nf6 5. g3 d6 6. Bg2 Be7 7. O-O Bg4 8. Re1 O-O 9. Nf1 Nd4 10. h3 Bxf3 11. Bxf3 Nd7 12. Nh2 Bg5 13. c3 Nxf3+ 14. Nxf3 Bxc1 15. Rxc1 Qf6 16. d4 cxd4 17. cxd4 Nb6 18. Kg2 Rfd8 19. dxe5 dxe5 20. Qb3 Rd6 21. Rc7 Rad8 22. Nxe5 Qxe5 23. Qxf7+ Kh8 24. Re7 Qf6 *", + "Moves": "e7e8 d8e8 f7e8 f6f8 e8f8", + "MovesSAN": "Re8+ Rxe8 Qxe8+ Qf8 Qxf8#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "1R6/5rk1/8/pp1Q2p1/8/1P6/2q2PPP/3R2K1 b - - 0 32", + "PGN": "1. e4 e6 2. d4 d5 3. e5 c5 4. Nf3 Nc6 5. Bb5 Qc7 6. Nc3 cxd4 7. Qxd4 a6 8. Bxc6+ bxc6 9. O-O Ne7 10. Bg5 g6 11. Bf6 Rg8 12. Ng5 h6 13. Nh7 Bg7 14. Bxg7 Rxg7 15. Nf6+ Kf8 16. Na4 Nf5 17. Qf4 g5 18. Qf3 Qxe5 19. Ng4 Qc7 20. Rfe1 a5 21. b3 Ba6 22. Nc5 Bb5 23. a4 Ba6 24. Rad1 Bb5 25. axb5 cxb5 26. Nxe6+ fxe6 27. Rxe6 Rf7 28. Qxd5 Rb8 29. Nxh6 Nxh6 30. Rxh6 Qxc2 31. Rh8+ Kg7 32. Rxb8 *", + "Moves": "c2f2 g1h1 f2f1 d1f1 f7f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "7k/1p3Bbp/p5p1/7q/3R4/1P2B3/P1r2P1P/6K1 w - - 0 28", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd8 4. d4 g6 5. Bc4 Bg7 6. Nf3 Nf6 7. O-O O-O 8. Bg5 Nc6 9. Qd2 Bf5 10. Rad1 Nb4 11. Ne5 Nxc2 12. g4 Nxg4 13. Nxg4 Bxg4 14. Qxc2 Bxd1 15. Rxd1 Qd6 16. Nb5 Qc6 17. d5 Qc5 18. Be3 Qb4 19. b3 a6 20. Nxc7 Rac8 21. d6 exd6 22. Nd5 Qa5 23. Ne7+ Kh8 24. Nxc8 Rxc8 25. Rxd6 Qe5 26. Rd4 Qh5 27. Bxf7 Rxc2 *", + "Moves": "d4d8 g7f8 e3d4 h5e5 d4e5", + "MovesSAN": "Rd8+ Bf8 Bd4+ Qe5 Bxe5#", + "Themes": "clearance doubleBishopMate endgame long mate mateIn3 pin" + }, + { + "FEN": "5r1k/2B1Q1pp/8/2q5/8/8/PPP2PPP/4R1K1 b - - 0 24", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nxd4 5. Qxd4 d6 6. Bf4 Qf6 7. e5 dxe5 8. Bxe5 Qe6 9. Bc4 Qe7 10. O-O Be6 11. Bxe6 fxe6 12. Re1 Nf6 13. Nc3 Rd8 14. Qxa7 Nd5 15. Nxd5 Rxd5 16. Qxb7 Rd8 17. Rad1 Rxd1 18. Rxd1 Qc5 19. Qc8+ Kf7 20. Qd7+ Be7 21. Bxc7 Rf8 22. Re1 Kg8 23. Qxe6+ Kh8 24. Qxe7 *", + "Moves": "c5f2 g1h1 f2f1 e1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "3r2k1/1pq1pp2/p4bpQ/7p/2p1NP1P/P3R3/1P2R2K/3r4 w - - 1 33", + "PGN": "1. c4 c5 2. Nf3 Nc6 3. Nc3 d6 4. e3 g6 5. d4 cxd4 6. exd4 Bd7 7. Be2 Bg7 8. O-O Nf6 9. h3 O-O 10. Bf4 a6 11. a3 Rc8 12. Re1 Re8 13. Rc1 Qa5 14. Qd3 Bf5 15. Qd2 Bd7 16. Bd3 Qh5 17. Ne4 Bxh3 18. Ng3 Qg4 19. gxh3 Qxf3 20. Rc3 Nxd4 21. Be2 Nxe2+ 22. Rxe2 Qc6 23. c5 Nh5 24. Rd3 Nxf4 25. Qxf4 dxc5 26. Rf3 Bf6 27. Ne4 c4 28. h4 h5 29. Qh6 Rcd8 30. Rfe3 Rd1+ 31. Kh2 Qc7+ 32. f4 Red8 *", + "Moves": "e4f6 e7f6 e3e8 d8e8 e2e8", + "MovesSAN": "Nxf6+ exf6 Re8+ Rxe8 Rxe8#", + "Themes": "clearance kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "5k2/R3n3/4r3/6R1/8/2P2KP1/PP4P1/7r b - - 0 35", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nxe5 Nxe4 4. Qe2 Qe7 5. Qxe4 d6 6. d4 dxe5 7. dxe5 Nc6 8. Bf4 g5 9. Bg3 f5 10. Qe2 f4 11. Nc3 Qxe5 12. O-O-O Qxe2 13. Bxe2 Bd6 14. Nb5 O-O 15. Nxd6 cxd6 16. Rxd6 fxg3 17. hxg3 Rxf2 18. Bc4+ Kg7 19. Bd3 Bf5 20. Bxf5 Rxf5 21. Rd7+ Kg8 22. Rxb7 Raf8 23. Rhxh7 Rf1+ 24. Kd2 Rd8+ 25. Ke2 Rf6 26. c3 Re6+ 27. Kf2 Rf8+ 28. Kg1 Re1+ 29. Kh2 Rff1 30. Rhg7+ Kf8 31. Kh3 Ne7 32. Rxg5 Rh1+ 33. Kg4 Re4+ 34. Kf3 Re6 35. Rxa7 *", + "Moves": "h1f1 f3g4 e6e4 g4h5 f1h1", + "MovesSAN": "Rf1+ Kg4 Re4+ Kh5 Rh1#", + "Themes": "endgame long master masterVsMaster mate mateIn3" + }, + { + "FEN": "4r1k1/5pp1/bp5p/p7/P1pP1N2/4RP2/1P3RPP/1q2Q2K b - - 2 29", + "PGN": "1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 Be7 6. e3 Nbd7 7. Bd3 b6 8. Nge2 Bb7 9. O-O h6 10. Bh4 Bd6 11. Kh1 O-O 12. f3 c5 13. Qc2 c4 14. Bf5 Qc7 15. Nb5 Qc6 16. Bxd7 Nxd7 17. Nxd6 Qxd6 18. Bg3 Qg6 19. Qd2 a5 20. a4 Ba6 21. Nc3 Nf6 22. Be5 Rfe8 23. Rae1 Re6 24. Rf2 Rae8 25. Bxf6 Qxf6 26. Nxd5 Qg6 27. Nf4 Rxe3 28. Rxe3 Qb1+ 29. Qe1 *", + "Moves": "b1e1 e3e1 e8e1 f2f1 e1f1", + "MovesSAN": "Qxe1+ Rxe1 Rxe1+ Rf1 Rxf1#", + "Themes": "backRankMate long mate mateIn3 middlegame xRayAttack" + }, + { + "FEN": "r4r1k/7p/p3Q1pP/4p1p1/6P1/3pPP2/3q4/5K1R w - - 0 33", + "PGN": "1. d4 d5 2. Bf4 c5 3. e3 Nc6 4. Nf3 Bf5 5. Nc3 e6 6. Bb5 a6 7. Bxc6+ bxc6 8. dxc5 Bxc5 9. Ne5 Ne7 10. Qh5 O-O 11. O-O-O Bd6 12. g4 Bg6 13. Nxg6 fxg6 14. Qh3 e5 15. Bg5 Qd7 16. Bxe7 Qxe7 17. f3 Qe6 18. Qg2 c5 19. h4 d4 20. Ne4 Be7 21. h5 g5 22. h6 g6 23. Qd2 Qxa2 24. Qd3 c4 25. Qe2 Qa1+ 26. Kd2 Qxb2 27. Qxc4+ Kh8 28. Qe6 Bb4+ 29. Ke2 Qxc2+ 30. Rd2 Bxd2 31. Nxd2 d3+ 32. Kf1 Qxd2 *", + "Moves": "e6e5 f8f6 e5f6 h8g8 f6g7", + "MovesSAN": "Qxe5+ Rf6 Qxf6+ Kg8 Qg7#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "1r4k1/5ppp/8/8/4P3/KRqBBQ2/P4PPP/7R b - - 4 27", + "PGN": "1. e4 d5 2. exd5 Nf6 3. c4 e6 4. Qa4+ Bd7 5. Qb3 c6 6. Qxb7 cxd5 7. Qxa8 Bc6 8. Qxa7 Bd6 9. Qe3 Nbd7 10. cxd5 Nxd5 11. Qe2 Nf4 12. Qd1 Qb6 13. Nf3 O-O 14. d3 Bxf3 15. Qxf3 Qb4+ 16. Nc3 Be5 17. Rb1 Nc5 18. Bxf4 Bxc3+ 19. Ke2 e5 20. Be3 e4 21. dxe4 Qc4+ 22. Kd1 Rd8+ 23. Kc1 Nd3+ 24. Bxd3 Bxb2+ 25. Kxb2 Rb8+ 26. Ka3 Qc3+ 27. Rb3 *", + "Moves": "b8a8 e3a7 a8a7 d3a6 a7a6", + "MovesSAN": "Ra8+ Ba7 Rxa7+ Ba6 Rxa6#", + "Themes": "exposedKing long mate mateIn3 middlegame" + }, + { + "FEN": "3r1rk1/pp3ppq/1n3R1p/3pP3/3P3Q/1NP3R1/P5PP/7K b - - 6 25", + "PGN": "1. e4 c6 2. d4 d5 3. e5 Bf5 4. f4 e6 5. Nf3 c5 6. c3 cxd4 7. cxd4 h6 8. Bd2 Ne7 9. Bc3 Nd7 10. Bd3 Bxd3 11. Qxd3 Nc6 12. O-O Be7 13. Nbd2 O-O 14. Nb3 Qb6 15. Kh1 Bb4 16. f5 Bxc3 17. bxc3 exf5 18. Qxf5 Rad8 19. Nh4 Ne7 20. Qg4 Ng6 21. Rf3 Nxh4 22. Qxh4 Qg6 23. Raf1 Nb6 24. Rg3 Qh7 25. Rf6 *", + "Moves": "h7b1 b3c1 b1c1 f6f1 c1f1", + "MovesSAN": "Qb1+ Nc1 Qxc1+ Rf1 Qxf1#", + "Themes": "kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "6k1/5p2/p1R2Bq1/1p2r3/3P4/6PP/PP3K2/8 w - - 0 37", + "PGN": "1. e4 e6 2. d4 d5 3. exd5 exd5 4. Bd3 Nf6 5. Nf3 Bd6 6. h3 O-O 7. O-O Nbd7 8. Nbd2 Re8 9. Re1 Nf8 10. Nf1 Bd7 11. c3 c6 12. Bg5 Be7 13. Bh4 Rc8 14. Bg3 c5 15. Rc1 a6 16. Qd2 b5 17. dxc5 Bxc5 18. Rxe8 Bxe8 19. Bc2 Ne4 20. Bxe4 dxe4 21. Nd4 Nd7 22. Re1 Nf6 23. Bh4 Bxd4 24. cxd4 Bc6 25. Ne3 h6 26. Ng4 Qd6 27. Nxf6+ gxf6 28. Qxh6 Qf8 29. Qxf6 Qg7 30. Qf5 Rc7 31. Bf6 Qg6 32. Qe5 e3 33. g3 exf2+ 34. Kxf2 Rc8 35. Rc1 Re8 36. Rxc6 Rxe5 *", + "Moves": "c6c8 e5e8 c8e8 g8h7 e8h8", + "MovesSAN": "Rc8+ Re8 Rxe8+ Kh7 Rh8#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "6k1/p5p1/7p/8/4Q3/1q1p2RP/2r2PPK/8 w - - 0 36", + "PGN": "1. e4 c6 2. Bc4 d5 3. exd5 cxd5 4. Bb5+ Nc6 5. Bxc6+ bxc6 6. d4 Bf5 7. Bf4 e6 8. h3 h6 9. Nf3 Bd6 10. Bxd6 Qxd6 11. O-O Ne7 12. Ne5 O-O 13. Nc3 Rfc8 14. Na4 f6 15. Nf3 Rab8 16. b3 e5 17. dxe5 fxe5 18. Re1 e4 19. Nd4 Bd7 20. Ne2 c5 21. Nb2 Be6 22. Ng3 Nf5 23. Nxf5 Bxf5 24. Re3 Qf6 25. Na4 d4 26. Rg3 c4 27. Rc1 d3 28. cxd3 cxd3 29. Qd2 Rxc1+ 30. Qxc1 Rc8 31. Qe3 Rc2 32. Nc5 Qa1+ 33. Kh2 Qxa2 34. Nxe4 Bxe4 35. Qxe4 Qxb3 *", + "Moves": "e4e8 g8h7 e8g6 h7h8 g6g7", + "MovesSAN": "Qe8+ Kh7 Qg6+ Kh8 Qxg7#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "5r1k/6pp/p4q2/1p2N3/4Q3/P7/5PPP/3R2K1 b - - 0 30", + "PGN": "1. d4 d5 2. Bf4 Nc6 3. Nf3 f6 4. e3 a6 5. c4 e6 6. Nc3 Bb4 7. a3 Bxc3+ 8. bxc3 Nge7 9. cxd5 exd5 10. Be2 Ng6 11. Bg3 O-O 12. c4 f5 13. O-O f4 14. exf4 Nxf4 15. Bxf4 Rxf4 16. cxd5 Qxd5 17. Rc1 b5 18. Rc5 Qd6 19. Qb3+ Kh8 20. Qe3 Bg4 21. Rxc6 Qxc6 22. Qxf4 Be6 23. Ne5 Qd6 24. Bf3 Rf8 25. Qe4 Bf5 26. Qe3 c5 27. Rd1 cxd4 28. Qxd4 Qf6 29. Be4 Bxe4 30. Qxe4 *", + "Moves": "f6f2 g1h1 f2f1 d1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "r5k1/ppp3pp/4p3/4P3/3P1Q2/6n1/qP4PP/5RK1 w - - 0 22", + "PGN": "1. d4 d5 2. Bf4 Bf5 3. Nf3 Nc6 4. c4 dxc4 5. e3 Bxb1 6. Rxb1 e6 7. Bxc4 Bb4+ 8. Nd2 Nf6 9. O-O Bxd2 10. Qxd2 O-O 11. Bd3 Qd5 12. f3 Qxa2 13. Bc2 Nd5 14. Bg3 Ncb4 15. Be4 f5 16. Bxd5 Nxd5 17. e4 fxe4 18. fxe4 Rxf1+ 19. Rxf1 Nf6 20. e5 Ne4 21. Qf4 Nxg3 *", + "Moves": "f4f7 g8h8 f7f8 a8f8 f1f8", + "MovesSAN": "Qf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "2r3k1/p4pp1/2R2n1p/3N4/8/P4Q2/1q3PPP/2R3K1 b - - 3 24", + "PGN": "1. e4 e5 2. d4 exd4 3. c3 dxc3 4. Bc4 cxb2 5. Bxb2 Nf6 6. e5 Bb4+ 7. Nc3 Qe7 8. Nf3 Nc6 9. O-O Nh5 10. Nd5 Qc5 11. Bb3 O-O 12. Nxc7 d6 13. Nxa8 dxe5 14. Rc1 Qe7 15. a3 Bc5 16. Re1 Bg4 17. Bd5 Nf6 18. Bxc6 bxc6 19. Rxe5 Bxf3 20. Qxf3 Qb7 21. Rexc5 Qxb2 22. Rxc6 h6 23. Nc7 Rc8 24. Nd5 *", + "Moves": "b2c1 c6c1 c8c1 f3d1 c1d1", + "MovesSAN": "Qxc1+ Rxc1 Rxc1+ Qd1 Rxd1#", + "Themes": "backRankMate long mate mateIn3 middlegame xRayAttack" + }, + { + "FEN": "Q1b1R3/2q2pkp/p5p1/1p6/3P4/1B6/PP3PPP/6K1 b - - 0 25", + "PGN": "1. e4 c6 2. d4 d5 3. e5 c5 4. Nf3 Nc6 5. c3 g6 6. Bb5 cxd4 7. Nxd4 Qb6 8. O-O a6 9. Ba4 Bg7 10. Re1 Nh6 11. Bb3 Nxe5 12. Bxd5 e6 13. Bb3 O-O 14. Bxh6 Bxh6 15. Rxe5 Rd8 16. Re4 Bg7 17. Na3 e5 18. Nc4 Qc7 19. Nxe5 Bxe5 20. Qf3 Kh8 21. Rae1 Bxd4 22. Re8+ Rxe8 23. Rxe8+ Kg7 24. cxd4 b5 25. Qxa8 *", + "Moves": "c7c1 b3d1 c1d1 e8e1 d1e1", + "MovesSAN": "Qc1+ Bd1 Qxd1+ Re1 Qxe1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "8/1b3R1Q/pp1pB3/2bNq1kp/2P3p1/4P3/P1R3PP/7K b - - 6 33", + "PGN": "1. d4 f5 2. c4 e6 3. Nc3 Nf6 4. Nf3 d6 5. Bg5 Be7 6. e3 O-O 7. Bxf6 Bxf6 8. Bd3 a6 9. O-O b6 10. Rc1 Bb7 11. d5 exd5 12. Nxd5 Bxb2 13. Rc2 Ba3 14. Nd4 Nd7 15. Ne6 Qe8 16. Nxf8 Qxf8 17. Nxc7 Rc8 18. Ne6 Qf6 19. Nf4 g5 20. Nd5 Qg6 21. Qf3 Re8 22. Bxf5 Qg7 23. Qg4 Ne5 24. Qd4 Bc5 25. Qd1 Rf8 26. Be6+ Kh8 27. Kh1 h5 28. f4 g4 29. fxe5 Qxe5 30. Rxf8+ Kg7 31. Rf7+ Kg6 32. Qd3+ Kg5 33. Qh7 *", + "Moves": "e5a1 c2c1 a1c1 f7f1 c1f1", + "MovesSAN": "Qa1+ Rc1 Qxc1+ Rf1 Qxf1#", + "Themes": "kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "4r1k1/pR1Q1ppp/3p4/3Pq3/8/6PP/3p1R1K/4r3 w - - 0 32", + "PGN": "1. d4 c5 2. dxc5 e5 3. Nf3 Bxc5 4. Nc3 Nf6 5. e4 O-O 6. Bc4 d6 7. h3 Be6 8. Qe2 Nc6 9. a3 Rc8 10. Bg5 Nd4 11. Nxd4 exd4 12. Nd5 Bxd5 13. Bxd5 Qa5+ 14. Bd2 Qb6 15. O-O Rfe8 16. Qf3 Nxd5 17. exd5 Qxb2 18. Qg3 Qxc2 19. Bf4 d3 20. Rac1 Qb2 21. Rb1 Qxa3 22. Rxb7 Re2 23. Bh6 Qc3 24. Qf3 Qf6 25. Qg4 Rce8 26. Bg5 Bxf2+ 27. Kh1 Qg6 28. Qd7 Qxg5 29. Rxf2 Re1+ 30. Kh2 Qe5+ 31. g3 d2 *", + "Moves": "d7f7 g8h8 f7f8 e8f8 f2f8", + "MovesSAN": "Qxf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "6r1/7N/b4Q2/2pkp3/2q5/3n4/PB3P1P/R2R3K b - - 2 37", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 Bb4+ 4. c3 Ba5 5. d5 Nce7 6. Nxe5 d6 7. Nc4 Bb6 8. Nxb6 axb6 9. Be2 c6 10. dxc6 bxc6 11. O-O Nf6 12. Bf3 O-O 13. e5 dxe5 14. Qe2 Qc7 15. Nd2 Ba6 16. c4 b5 17. b3 bxc4 18. bxc4 Rfd8 19. Re1 Bb7 20. Bb2 Nd7 21. Qe4 f6 22. Qh4 Ng6 23. Qg3 Nc5 24. Ne4 Nd3 25. Reb1 Qf7 26. Bh5 Qxc4 27. Bxg6 hxg6 28. Qxg6 Ba6 29. Nxf6+ Kf8 30. Ba3+ c5 31. Nh7+ Ke7 32. Qxg7+ Kd6 33. Rd1 Rg8 34. Qf6+ Kd5 35. Bb2 Rxg2+ 36. Kxg2 Rg8+ 37. Kh1 *", + "Moves": "c4e4 f2f3 e4e1 d1e1 d3f2", + "MovesSAN": "Qe4+ f3 Qe1+ Rxe1 Nf2#", + "Themes": "long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "1r4k1/q5p1/3pp3/4p1p1/1pn1P3/1R3P2/P1P3PP/KR2Q3 b - - 3 29", + "PGN": "1. e4 c5 2. Nf3 d6 3. Nc3 Nf6 4. d4 cxd4 5. Nxd4 a6 6. Be3 e5 7. Nf3 Be7 8. Bc4 Be6 9. Bxe6 fxe6 10. Ng5 Qd7 11. Qf3 h6 12. Qh3 Nc6 13. O-O-O Nd8 14. Bb6 O-O 15. Bxd8 hxg5 16. Bxe7 Qxe7 17. f3 b5 18. Kb1 Rfc8 19. Rd2 Rxc3 20. bxc3 Rc8 21. Kb2 Nd7 22. Rhd1 Nb6 23. Rd3 Nc4+ 24. Ka1 Rb8 25. Rb1 a5 26. Qg3 b4 27. cxb4 axb4 28. Qe1 Qa7 29. Rdb3 *", + "Moves": "a7a2 a1a2 b8a8 b3a3 a8a3", + "MovesSAN": "Qxa2+ Kxa2 Ra8+ Ra3 Rxa3#", + "Themes": "attraction endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "Q2r3r/1ppk1ppp/4b3/2B5/4pq2/2N5/PP2B1PP/n5KR w - - 2 20", + "PGN": "1. d4 d5 2. c4 e5 3. cxd5 Qxd5 4. Nc3 Bb4 5. Bd2 Bxc3 6. Bxc3 e4 7. e3 Nf6 8. Bb4 Nc6 9. Ba3 Be6 10. Ne2 O-O-O 11. Nc3 Qg5 12. Qa4 Ng4 13. Be2 Nxe3 14. fxe3 Qxe3 15. Bc5 Nxd4 16. Qxa7 Nc2+ 17. Kf1 Qf4+ 18. Kg1 Nxa1 19. Qa8+ Kd7 *", + "Moves": "e2b5 c7c6 a8b7 f4c7 b5c6", + "MovesSAN": "Bb5+ c6 Qxb7+ Qc7 Bxc6#", + "Themes": "long master mate mateIn3 middlegame" + }, + { + "FEN": "r1b2k1r/pP3p2/3b4/4N1q1/3Ppn1p/2P3n1/PP3PPN/R1BQRBK1 b - - 0 21", + "PGN": "1. e4 c6 2. d3 d5 3. Nd2 e5 4. Ne2 Nd7 5. Ng3 Ngf6 6. c3 Bd6 7. Be2 h5 8. Ngf1 h4 9. h3 Nf8 10. Nh2 Ng6 11. O-O Nf4 12. Re1 Kf8 13. Bf1 N6h5 14. Ndf3 g5 15. exd5 Qf6 16. dxc6 g4 17. hxg4 Ng3 18. g5 Qf5 19. d4 e4 20. Ne5 Qxg5 21. cxb7 *", + "Moves": "f4h3 g2h3 g3e2 g1h1 g5g1", + "MovesSAN": "Nh3+ gxh3 Ne2+ Kh1 Qg1#", + "Themes": "doubleCheck kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "2b3k1/p4rpp/2pq4/2p5/P1B1Q3/2P5/2K3PP/8 w - - 0 34", + "PGN": "1. e4 e5 2. f4 d6 3. Qh5 Nf6 4. Qh4 Be7 5. fxe5 dxe5 6. Qf2 Nxe4 7. Qe2 Bf5 8. Nc3 Nxc3 9. bxc3 Nc6 10. Nf3 Bxc2 11. d3 Ba4 12. Qe4 Bb5 13. Nxe5 O-O 14. a4 Ba6 15. Nxc6 bxc6 16. d4 Re8 17. Kd1 Bb7 18. Qf3 Rb8 19. Bc4 Bf6 20. Bf4 c5 21. d5 Qd7 22. Re1 Rxe1+ 23. Kxe1 Re8+ 24. Kd2 c6 25. d6 Qf5 26. Bg3 Bg5+ 27. Kd1 Qd7 28. Bf4 Bxf4 29. Qxf4 Rd8 30. Kc2 Bc8 31. Rf1 Rf8 32. Qe4 Qxd6 33. Rxf7 Rxf7 *", + "Moves": "e4e8 d6f8 c4f7 g8h8 e8f8", + "MovesSAN": "Qe8+ Qf8 Bxf7+ Kh8 Qxf8#", + "Themes": "endgame fork intermezzo long mate mateIn3 pin" + }, + { + "FEN": "8/RK4b1/4P1pk/6Np/3r1P2/4R1P1/2r4P/8 b - - 8 51", + "PGN": "1. Nf3 c5 2. e4 g6 3. g3 Bg7 4. Bg2 Nc6 5. O-O d6 6. d3 Nf6 7. c3 O-O 8. Bg5 Bg4 9. Qc2 Bxf3 10. Bxf3 Rb8 11. a4 a6 12. Nd2 b5 13. axb5 axb5 14. Rfe1 b4 15. Nc4 bxc3 16. bxc3 h6 17. Bd2 Qc7 18. Kg2 Nd7 19. Ne3 e6 20. Ng4 Kh7 21. Qc1 h5 22. Ne3 Nde5 23. Be2 Qb7 24. f4 Nd7 25. Nc4 d5 26. Nd6 Qb2 27. exd5 Qxc1 28. Rexc1 exd5 29. Rc2 Rb6 30. Bf3 Nf6 31. Raa2 Rd8 32. Be3 d4 33. Nc4 Rb3 34. Bf2 Ne7 35. cxd4 cxd4 36. Ne5 Nf5 37. Nxf7 Rd7 38. Ng5+ Kh6 39. Be4 Ne3+ 40. Bxe3 dxe3 41. Re2 Nxe4 42. dxe4 Rdd3 43. e5 Bf8 44. Ra7 Bg7 45. e6 Rd2 46. Kf3 Rbb2 47. Rxe3 Rf2+ 48. Ke4 Rb4+ 49. Kd5 Rd4+ 50. Kc6 Rc2+ 51. Kb7 *", + "Moves": "d4b4 b7a6 c2a2 e3a3 a2a3", + "MovesSAN": "Rb4+ Ka6 Ra2+ Ra3 Rxa3#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "1r3b1k/p1r3pp/8/3Q4/5PP1/4P2P/PBqP4/KRR5 b - - 6 31", + "PGN": "1. Nf3 e6 2. c4 d5 3. cxd5 exd5 4. b3 Bg4 5. Bb2 Nc6 6. e3 f6 7. h3 Bh5 8. Be2 Bd6 9. Nc3 Nge7 10. Nb5 O-O 11. Nfd4 Bf7 12. Bg4 Nxd4 13. Nxd4 f5 14. Nxf5 Nxf5 15. Bxf5 Qe7 16. Qc2 Qh4 17. O-O-O c5 18. g3 Qh6 19. f4 Be6 20. Bxe6+ Qxe6 21. g4 c4 22. bxc4 dxc4 23. Qc3 Qe7 24. Qxc4+ Kh8 25. Kb1 Rac8 26. Qb3 Qe4+ 27. Ka1 Qc2 28. Qxb7 Rc7 29. Qd5 Rb8 30. Rb1 Bf8 31. Rhc1 *", + "Moves": "c2b2 b1b2 c7c1 b2b1 c1b1", + "MovesSAN": "Qxb2+ Rxb2 Rxc1+ Rb1 Rcxb1#", + "Themes": "deflection discoveredAttack long mate mateIn3 middlegame" + }, + { + "FEN": "8/p1pRbr2/2q1p2k/1PP1P1pp/8/P2QBrPP/7K/3R4 b - - 0 45", + "PGN": "1. g3 d5 2. Bg2 Nf6 3. b3 Nc6 4. Bb2 Bf5 5. e3 e6 6. Ne2 Be7 7. d3 O-O 8. O-O Nd7 9. h3 Bg6 10. Nd2 Bf6 11. d4 Nb4 12. c3 Nd3 13. Ba3 Re8 14. Nf4 Nxf4 15. exf4 Bd3 16. Re1 Be7 17. Bb2 Bg6 18. Nf3 Be4 19. Ne5 Nxe5 20. Bxe4 f5 21. fxe5 fxe4 22. Bc1 Rf8 23. Qg4 Qd7 24. Bh6 Rf7 25. f3 Raf8 26. fxe4 dxe4 27. Rxe4 Kh8 28. Be3 Qb5 29. c4 Qb4 30. Qe2 Rf3 31. Kg2 R3f7 32. Qc2 b6 33. a3 Qa5 34. b4 Qa6 35. c5 bxc5 36. dxc5 Qc6 37. Bf4 Rf5 38. Rd1 h6 39. Kh2 g5 40. Be3 Rf3 41. Qe2 Kh7 42. Red4 h5 43. Qd3+ Kh6 44. Rd7 R8f7 45. b5 *", + "Moves": "f3f2 e3f2 f7f2 h2g1 c6g2", + "MovesSAN": "Rf2+ Bxf2 Rxf2+ Kg1 Qg2#", + "Themes": "long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "2Q5/5pkp/p3p1p1/1p6/3r2PP/P4P2/BPP2q2/2K4R b - - 2 29", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bc4 Nc6 7. a3 Nxd4 8. Qxd4 b5 9. Ba2 Bb7 10. Be3 g6 11. f3 Bg7 12. Qd2 O-O 13. Bh6 e6 14. Bxg7 Kxg7 15. O-O-O Ne8 16. Qf4 Qb6 17. e5 Rd8 18. Ne4 Bxe4 19. Qxe4 dxe5 20. Qxe5+ Kg8 21. Rxd8 Qxd8 22. Rd1 Qb6 23. Qf4 Ng7 24. g4 Rd8 25. Rh1 Qf2 26. h4 Rd4 27. Qb8+ Ne8 28. Qxe8+ Kg7 29. Qc8 *", + "Moves": "f2d2 c1b1 d2d1 h1d1 d4d1", + "MovesSAN": "Qd2+ Kb1 Qd1+ Rxd1 Rxd1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "4r1k1/p1p2ppp/2q5/8/4r3/5Q2/PPPP3b/R1BK1R2 w - - 2 19", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 b5 6. Bxb5 Qxd5 7. Qe2 Qxg2 8. Bxc6+ Qxc6 9. Qxe5+ Be6 10. Rg1 Bd6 11. Qe2 Bxh2 12. Rf1 O-O 13. Nc3 Bg4 14. f3 Rfe8 15. Nge4 Nxe4 16. Nxe4 Bxf3 17. Qxf3 Rxe4+ 18. Kd1 Rae8 *", + "Moves": "f3f7 g8h8 f7f8 e8f8 f1f8", + "MovesSAN": "Qxf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "3r3k/2r2p2/p3pN1p/2p1P2K/2p5/1P6/P7/6R1 w - - 0 37", + "PGN": "1. Nf3 Nf6 2. c4 g6 3. d4 Bg7 4. Nc3 O-O 5. e4 c5 6. Be3 d6 7. dxc5 dxc5 8. Qc2 b6 9. Rd1 Qc7 10. g3 Bb7 11. Bg2 e6 12. O-O a6 13. Bf4 Qc8 14. Bd6 Re8 15. e5 Nfd7 16. h4 h6 17. Rfe1 Ra7 18. Ne4 Nc6 19. b3 Ncxe5 20. Nxe5 Nxe5 21. f4 Nc6 22. h5 Nd4 23. Rxd4 Bxd4+ 24. Kh2 gxh5 25. Qe2 Qd8 26. Be5 Bxe5 27. fxe5 h4 28. Nf6+ Kh8 29. Qh5 hxg3+ 30. Kxg3 Qd3+ 31. Bf3 Qxf3+ 32. Qxf3 Bxf3 33. Kxf3 Rd8 34. Rg1 Rc7 35. Kg4 b5 36. Kh5 bxc4 *", + "Moves": "h5h6 c4c3 g1g7 c3c2 g7h7", + "MovesSAN": "Kxh6 c3 Rg7 c2 Rh7#", + "Themes": "arabianMate endgame long mate mateIn3" + }, + { + "FEN": "5rk1/5pp1/8/3Np1P1/3pP3/6r1/P4R2/5K2 w - - 2 36", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nf3 Bg4 4. Be2 Nf6 5. O-O Nbd7 6. Nc3 Qh5 7. d3 e6 8. Bf4 Bd6 9. Bxd6 cxd6 10. Nd4 Bxe2 11. Qxe2 Qxe2 12. Ndxe2 Rc8 13. h3 O-O 14. g3 d5 15. Rac1 h6 16. Kg2 Rfe8 17. f3 a6 18. g4 Rc7 19. Ng3 Rec8 20. Rf2 Nb6 21. h4 d4 22. Nce4 Nxe4 23. fxe4 e5 24. g5 hxg5 25. hxg5 Nd7 26. Nf5 Nc5 27. Nd6 Rf8 28. b4 Nxd3 29. cxd3 Rxc1 30. Nxb7 Rb1 31. Nc5 Rxb4 32. Nxa6 Ra4 33. Nc7 Ra3 34. Nd5 Rxd3 35. Kf1 Rg3 *", + "Moves": "d5e7 g8h7 f2h2 g3h3 h2h3", + "MovesSAN": "Ne7+ Kh7 Rh2+ Rh3 Rxh3#", + "Themes": "anastasiaMate endgame long mate mateIn3" + }, + { + "FEN": "1k4r1/pp3pr1/4p3/8/PP1Pb2q/4N3/2Q1R1P1/2R3K1 w - - 1 33", + "PGN": "1. d4 d5 2. Bf4 Nf6 3. Nf3 Nc6 4. e3 e6 5. c3 Bd6 6. Bxd6 cxd6 7. Bd3 h6 8. O-O Qe7 9. h4 Bd7 10. Nbd2 Rg8 11. Re1 g5 12. hxg5 hxg5 13. Nh2 g4 14. Be2 g3 15. fxg3 O-O-O 16. Ndf1 Ne4 17. Bd3 Nxg3 18. Nxg3 Rxg3 19. Nf1 Rg7 20. Qb3 Rdg8 21. Re2 Na5 22. Qc2 Nc4 23. b3 Nb6 24. c4 dxc4 25. Bxc4 Kb8 26. Rc1 Bc6 27. e4 d5 28. exd5 Nxd5 29. Bxd5 Bxd5 30. Ne3 Bc6 31. a4 Qh4 32. b4 Be4 *", + "Moves": "c2c7 b8a8 c7c8 g8c8 c1c8", + "MovesSAN": "Qc7+ Ka8 Qc8+ Rxc8 Rxc8#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "N7/pp2k1pp/3p4/3Rp3/1Q1nP1q1/8/PPr2PPP/R4K2 b - - 13 23", + "PGN": "1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 e5 5. Nf3 Nc6 6. Bc4 d6 7. Ng5 Be6 8. Bxe6 fxe6 9. Nxe6 Qd7 10. Nd5 Nf6 11. Nec7+ Kf7 12. Nxa8 Nxd5 13. Qxd5+ Ke7 14. Bg5+ Ke8 15. O-O Be7 16. Bxe7 Nxe7 17. Qc4 Nc6 18. Rfd1 Ke7 19. Rd5 Rc8 20. Qe2 Nd4 21. Qd2 Qg4 22. Kf1 Rc2 23. Qb4 *", + "Moves": "g4e2 f1g1 e2f2 g1h1 f2g2", + "MovesSAN": "Qe2+ Kg1 Qxf2+ Kh1 Qxg2#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "Q1bk3r/p5pp/3p4/4p2q/8/N1PP4/PP2nRPP/R1B4K b - - 0 19", + "PGN": "1. e4 e5 2. Bc4 Bc5 3. Nf3 Nc6 4. d3 d6 5. Ng5 Nh6 6. Nh3 Ng4 7. O-O Qh4 8. Qf3 f5 9. exf5 Nd4 10. Qd5 Qh5 11. Na3 Nxf5 12. Bb5+ c6 13. Bxc6+ bxc6 14. Qxc6+ Kd8 15. Qxa8 Nd4 16. c3 Ne2+ 17. Kh1 Nxf2+ 18. Nxf2 Bxf2 19. Rxf2 *", + "Moves": "e2g3 h1g1 h5d1 f2f1 d1f1", + "MovesSAN": "Ng3+ Kg1 Qd1+ Rf1 Qxf1#", + "Themes": "kingsideAttack long mate mateIn3 middlegame pin" + }, + { + "FEN": "7k/p5r1/4Q3/5ppq/3Pn3/P3P2P/1P3PRK/6R1 b - - 0 33", + "PGN": "1. d4 d5 2. Bf4 Bf5 3. e3 e6 4. h3 h6 5. Nf3 Nf6 6. c4 dxc4 7. Bxc4 Nbd7 8. Qb3 Bd6 9. Bxd6 cxd6 10. Qxb7 O-O 11. O-O Be4 12. Qa6 Bxf3 13. gxf3 Nb6 14. Nd2 Nh5 15. Be2 Qg5+ 16. Kh2 d5 17. f4 Qf5 18. Bg4 Qg6 19. Rg1 f5 20. Bf3 Qf7 21. Qe2 Nf6 22. Rg3 Nc4 23. Nxc4 dxc4 24. Bxa8 Rxa8 25. Qxc4 Ne4 26. Rg2 Re8 27. Rc1 Qh5 28. Rcg1 g5 29. fxg5 hxg5 30. Qc7 Kh8 31. a3 Rg8 32. Qe5+ Rg7 33. Qxe6 *", + "Moves": "h5h3 h2h3 g7h7 e6h6 h7h6", + "MovesSAN": "Qxh3+ Kxh3 Rh7+ Qh6 Rxh6#", + "Themes": "attraction endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "2r2r2/pp3pk1/4p2p/3pN1p1/3n4/2P3q1/PPQ3P1/4RRK1 w - - 0 25", + "PGN": "1. e4 c6 2. Bc4 d5 3. exd5 cxd5 4. Bb3 Nc6 5. d4 Nf6 6. h3 Bf5 7. c3 Rc8 8. Nf3 e6 9. O-O Qc7 10. Bg5 Ne4 11. Bh4 Bd6 12. Nbd2 O-O 13. Ng5 Nxd2 14. Qxd2 h6 15. Nf3 Bf4 16. Qe2 g5 17. Bg3 Bxg3 18. fxg3 Qxg3 19. Rae1 Bxh3 20. Bc2 Bg4 21. Qd3 Bf5 22. Qd2 Bxc2 23. Qxc2 Kg7 24. Ne5 Nxd4 *", + "Moves": "f1f7 f8f7 c2g6 g7h8 e5f7", + "MovesSAN": "Rxf7+ Rxf7 Qg6+ Kh8 Nxf7#", + "Themes": "attraction long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "kr6/pR3pp1/3P4/3Q4/4PPp1/2P5/P5P1/2q2BK1 b - - 0 27", + "PGN": "1. d4 d5 2. c4 dxc4 3. e3 e6 4. Bxc4 Nf6 5. Nf3 Bd6 6. O-O Qe7 7. Nc3 Bd7 8. Re1 Nc6 9. e4 e5 10. d5 Nd4 11. Nxd4 exd4 12. Qxd4 Be5 13. Qd3 O-O-O 14. f4 Bxc3 15. bxc3 Kb8 16. Rb1 Ng4 17. Ba6 h5 18. Rxb7+ Ka8 19. Rxc7 Rb8 20. Qd4 Rb6 21. d6 Qh4 22. h3 Qxe1+ 23. Bf1 Qxc1 24. hxg4 hxg4 25. Rxd7 Rhb8 26. Qd5+ R6b7 27. Rxb7 *", + "Moves": "c1e3 g1h1 b8h8 d5h5 h8h5", + "MovesSAN": "Qe3+ Kh1 Rh8+ Qh5 Rxh5#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "6k1/6p1/2p3Pp/1p6/1P1P2q1/5p2/4bP1K/1Q5N w - - 0 39", + "PGN": "1. e4 e5 2. Nf3 d6 3. c3 Nf6 4. d3 Be7 5. h3 O-O 6. Be2 c6 7. Nbd2 Qc7 8. g4 Be6 9. Nf1 d5 10. Ng3 dxe4 11. dxe4 Rd8 12. Qc2 Nbd7 13. Be3 Nc5 14. b4 Ncd7 15. Rd1 Nf8 16. Rxd8 Rxd8 17. g5 N6d7 18. h4 a5 19. a3 axb4 20. axb4 Ra8 21. O-O Ng6 22. h5 Nf4 23. g6 fxg6 24. hxg6 h6 25. Bxf4 exf4 26. Nh1 Ra2 27. Qd1 Nf6 28. Qd3 b5 29. e5 Bc4 30. Qb1 Rxe2 31. exf6 Bxf6 32. Re1 Qe7 33. Rxe2 Bxe2 34. Nd4 Bxd4 35. cxd4 Qg5+ 36. Kh2 Qh4+ 37. Kg2 Qg4+ 38. Kh2 f3 *", + "Moves": "b1a2 e2c4 a2a8 g4c8 a8c8", + "MovesSAN": "Qa2+ Bc4 Qa8+ Qc8 Qxc8#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "4R3/5ppk/qN1p3p/3Np3/P2n4/4B2P/1PPK1P2/8 b - - 8 32", + "PGN": "1. e4 e5 2. Nf3 Qf6 3. Bc4 d6 4. h3 Be7 5. Nc3 c6 6. d3 h6 7. Be3 a5 8. a4 Qg6 9. Rg1 Be6 10. Qd2 Bxc4 11. dxc4 Qe6 12. Qd3 Na6 13. Na2 Nf6 14. O-O-O b5 15. cxb5 cxb5 16. Qxb5+ Nd7 17. Rd5 O-O 18. Rgd1 Rfc8 19. Nd2 Nf6 20. Nc4 Nxd5 21. Rxd5 Qg6 22. Nb6 Rcb8 23. Nxa8 Rxb5 24. Rxb5 Qxe4 25. Nb6 Qxg2 26. Rxa5 Nc7 27. Ra7 Ne6 28. Rxe7 Qf1+ 29. Kd2 Qa6 30. Re8+ Kh7 31. Nc3 Nd4 32. Ncd5 *", + "Moves": "a6e2 d2c3 e2c2 c3b4 c2c5", + "MovesSAN": "Qe2+ Kc3 Qxc2+ Kb4 Qc5#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "2k1r3/ppp5/7p/3Qq3/5pp1/1P4nP/P5PK/3R4 w - - 0 29", + "PGN": "1. e4 e5 2. f4 exf4 3. Nf3 h6 4. Bc4 Nc6 5. d4 g5 6. O-O Bg7 7. c3 d6 8. h3 Bd7 9. Nbd2 Qe7 10. e5 dxe5 11. dxe5 O-O-O 12. Nd4 Nxe5 13. Re1 Qc5 14. Bxf7 Bc6 15. Ne4 Bxe4 16. Rxe4 Nxf7 17. Kh1 Bxd4 18. cxd4 Qd5 19. Re2 Qxd4 20. Rd2 Qf6 21. Rb1 Ne7 22. b3 Nf5 23. Bb2 Ne5 24. Rd5 Rxd5 25. Qxd5 Ng3+ 26. Kh2 Re8 27. Rd1 g4 28. Bxe5 Qxe5 *", + "Moves": "d5d7 c8b8 d7d8 e8d8 d1d8", + "MovesSAN": "Qd7+ Kb8 Qd8+ Rxd8 Rxd8#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "2QR1nk1/5pp1/p6p/4r1q1/8/1PN4P/P4PP1/6K1 b - - 3 24", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 4. O-O Bg4 5. Re1 Nf6 6. h3 Bxf3 7. Qxf3 a6 8. Bxc6+ bxc6 9. c3 Be7 10. d4 exd4 11. cxd4 O-O 12. Nc3 h6 13. Bf4 Nh7 14. Rad1 Bg5 15. e5 Bxf4 16. Qxf4 Qg5 17. Qf3 Rab8 18. b3 Rfe8 19. Qxc6 dxe5 20. dxe5 Rxe5 21. Qxc7 Rbe8 22. Rxe5 Rxe5 23. Rd8+ Nf8 24. Qc8 *", + "Moves": "e5e1 g1h2 g5f4 g2g3 f4f2", + "MovesSAN": "Re1+ Kh2 Qf4+ g3 Qxf2#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "r1b2r1k/pppqNppp/3n1B2/2b1pP1Q/3n4/1B1P4/PPP3PP/R3K1NR w KQ - 10 13", + "PGN": "1. e4 e5 2. Nc3 Nc6 3. Bc4 Nf6 4. d3 Bc5 5. f4 d6 6. f5 d5 7. Nxd5 Nxe4 8. Qh5 Nd6 9. Bg5 Qd7 10. Bb3 Nd4 11. Bf6 O-O 12. Ne7+ Kh8 *", + "Moves": "f6g7 h8g7 h5g5 g7h8 g5f6", + "MovesSAN": "Bxg7+ Kxg7 Qg5+ Kh8 Qf6#", + "Themes": "attraction kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "5r1k/r3p1bp/p3Q1p1/1p2P1N1/3P4/1R6/q4PPP/1R4K1 b - - 2 22", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. O-O Bg7 5. c3 a6 6. Bxc6 dxc6 7. d4 cxd4 8. cxd4 Nf6 9. Nc3 O-O 10. Re1 Qb6 11. Be3 Qxb2 12. Na4 Qb5 13. e5 Nd5 14. Rb1 Nxe3 15. Rxe3 Qa5 16. Nc5 Ra7 17. Reb3 b5 18. Qc2 Be6 19. Nxe6 fxe6 20. Qxc6 Qxa2 21. Qxe6+ Kh8 22. Ng5 *", + "Moves": "a2f2 g1h1 f2f1 b1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "2r1k3/6p1/2qP1pp1/1pP5/5P2/PQ4K1/1P6/8 w - - 5 50", + "PGN": "1. e4 c6 2. Nc3 d5 3. Nf3 dxe4 4. Nxe4 Nf6 5. Nxf6+ exf6 6. Bc4 Bd6 7. O-O O-O 8. d3 Bg4 9. h3 Bh5 10. Be3 Re8 11. g4 Bg6 12. Nh4 Nd7 13. Nxg6 hxg6 14. Qf3 Qc7 15. Kh1 Re7 16. a3 Rae8 17. h4 Ne5 18. Qe4 Nxc4 19. Qxc4 b5 20. Qd4 c5 21. Qd5 Re5 22. Qf3 f5 23. Bf4 fxg4 24. Qxg4 Rf5 25. Bxd6 Qxd6 26. h5 Rxh5+ 27. Kg1 Qf6 28. f4 Re3 29. Kf2 Qe7 30. Rfe1 Rh2+ 31. Kf1 Rxe1+ 32. Rxe1 Rh1+ 33. Kf2 Rxe1 34. Qc8+ Kh7 35. Qh3+ Kg8 36. Qc8+ Qe8 37. Qxc5 Re7 38. Qd4 Re2+ 39. Kf3 Re1 40. Qxa7 Re7 41. Qd4 Kf8 42. c4 Re6 43. c5 f6 44. Qb4 Kf7 45. d4 Qc8 46. d5 Re8 47. d6 Qc6+ 48. Kg3 Rc8 49. Qb3+ Ke8 *", + "Moves": "b3g8 e8d7 g8f7 d7d8 f7e7", + "MovesSAN": "Qg8+ Kd7 Qf7+ Kd8 Qe7#", + "Themes": "endgame exposedKing long mate mateIn3" + }, + { + "FEN": "r2qkb1r/pp1n1pp1/2p1P2p/3p4/3Pn3/2NBP2P/PP4P1/R1BQK1NR b KQkq - 0 10", + "PGN": "1. d4 d5 2. c4 c6 3. Nc3 e6 4. cxd5 exd5 5. e3 Be6 6. Bd3 Nd7 7. h3 h6 8. f4 Ngf6 9. f5 Ne4 10. fxe6 *", + "Moves": "d8h4 g2g3 h4g3 e1f1 g3f2", + "MovesSAN": "Qh4+ g3 Qxg3+ Kf1 Qf2#", + "Themes": "exposedKing long mate mateIn3 opening" + }, + { + "FEN": "1R3rk1/6pp/p5r1/2P1P1q1/8/7P/P1pbRPB1/7K w - - 2 39", + "PGN": "1. e4 e6 2. d4 d5 3. exd5 exd5 4. Bd3 Nf6 5. Nf3 Bg4 6. Nbd2 Nbd7 7. O-O Be7 8. Re1 O-O 9. Qe2 Re8 10. Qd1 c5 11. dxc5 Nxc5 12. Bb5 Nfd7 13. h3 Bh5 14. b4 a6 15. Bf1 Na4 16. c4 Nc3 17. Qc2 Bf6 18. Bb2 d4 19. Bxc3 dxc3 20. Ne4 Bxf3 21. gxf3 Qb6 22. c5 Qc6 23. Rad1 Be5 24. Ng5 Nf6 25. Bg2 Bf4 26. Ne4 Nxe4 27. fxe4 Bd2 28. Re2 Qb5 29. Bf1 Qxb4 30. Rb1 Qd4 31. Rxb7 Re6 32. Qb3 Rf8 33. Qd5 Rg6+ 34. Kh1 Qf6 35. e5 Qg5 36. Bg2 c2 37. Qxf7+ Rxf7 38. Rb8+ Rf8 *", + "Moves": "g2d5 g6e6 d5e6 g8h8 b8f8", + "MovesSAN": "Bd5+ Re6 Bxe6+ Kh8 Rxf8#", + "Themes": "backRankMate long mate mateIn3 middlegame" + }, + { + "FEN": "3r4/p6k/1p5p/5b2/5P2/2B1bQ2/PP5P/7K b - - 0 39", + "PGN": "1. d4 d5 2. Nf3 c6 3. g3 Nf6 4. Bg2 Bf5 5. Nbd2 e6 6. O-O h6 7. c4 Be7 8. Ne5 Nbd7 9. Ndf3 O-O 10. Nh4 Be4 11. f3 Bh7 12. Bh3 Nxe5 13. dxe5 Nd7 14. cxd5 cxd5 15. Ng2 Nxe5 16. Qb3 b6 17. Bf4 Nc6 18. Rac1 Rc8 19. Rfd1 Na5 20. Qa4 Rxc1 21. Rxc1 Bd6 22. Bd2 Nc4 23. Bc3 Qb8 24. e4 dxe4 25. Qxc4 exf3 26. Nf4 Rc8 27. Qf1 Bc5+ 28. Kh1 Be4 29. Nh5 f6 30. Bxe6+ Kh7 31. Bh3 Qb7 32. Nf4 Be3 33. Rd1 g5 34. Rd7+ Qxd7 35. Bxd7 gxf4 36. Bh3 Rd8 37. gxf4 f5 38. Bxf5+ Bxf5 39. Qxf3 *", + "Moves": "d8d1 f3d1 f5e4 d1f3 e4f3", + "MovesSAN": "Rd1+ Qxd1 Be4+ Qf3 Bxf3#", + "Themes": "doubleBishopMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "8/5kp1/1r3p1p/2R5/3P4/4PN2/5PPP/6K1 b - - 1 35", + "PGN": "1. Nf3 Nf6 2. c4 e5 3. Nxe5 d6 4. Nf3 Nc6 5. d4 Bg4 6. e3 Be7 7. Nc3 a6 8. Be2 Bf5 9. a3 O-O 10. O-O Ne4 11. Nxe4 Bxe4 12. Bd3 Bg6 13. b4 b5 14. cxb5 Bxd3 15. Qxd3 axb5 16. Qxb5 Na7 17. Qd3 c5 18. Bb2 cxb4 19. axb4 Bf6 20. Rfc1 Qe8 21. Qc4 Rc8 22. Qa6 Rxc1+ 23. Rxc1 Nc6 24. Qxc6 Qxc6 25. Rxc6 Rb8 26. Ba3 d5 27. Rc5 Rd8 28. b5 h6 29. b6 Rb8 30. Rc6 Bd8 31. Bc5 f6 32. Rd6 Kf7 33. Rxd5 Bxb6 34. Bxb6 Rxb6 35. Rc5 *", + "Moves": "b6b1 c5c1 b1c1 f3e1 c1e1", + "MovesSAN": "Rb1+ Rc1 Rxc1+ Ne1 Rxe1#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "5r1k/1p3q1p/pQR3p1/8/3r4/1P6/P4PPP/5RK1 b - - 0 23", + "PGN": "1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nf3 g6 6. Nc3 Bg7 7. Qb3 dxc4 8. Bxc4 O-O 9. Ng5 e6 10. O-O Qxd4 11. Bxe6 Bxe6 12. Nxe6 fxe6 13. Qxe6+ Kh8 14. Be3 Qd7 15. Qb3 Nc6 16. Rad1 Qf7 17. Qb5 a6 18. Qb6 Rad8 19. Rc1 Nd5 20. Nxd5 Rxd5 21. b3 Bd4 22. Bxd4+ Rxd4 23. Rxc6 *", + "Moves": "f7f2 f1f2 d4d1 f2f1 d1f1", + "MovesSAN": "Qxf2+ Rxf2 Rd1+ Rf1 Rdxf1#", + "Themes": "endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "rn1r1k2/1p3ppp/p1p2p2/3q4/3P4/2P3P1/PP2QP1P/1K2R1NR w - - 0 17", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd8 4. d4 Nf6 5. Bg5 Bf5 6. Bxf6 exf6 7. Qe2+ Be7 8. O-O-O Qd6 9. Re1 a6 10. Nd5 Be6 11. Nxe7 Kxe7 12. g3 c6 13. Bg2 Rd8 14. c3 Kf8 15. Kb1 Bd5 16. Bxd5 Qxd5 *", + "Moves": "e2e7 f8g8 e7e8 d8e8 e1e8", + "MovesSAN": "Qe7+ Kg8 Qe8+ Rxe8 Rxe8#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "1Q6/pp4kp/4p1r1/6pq/3R4/4Pp2/P1r2PbB/6K1 w - - 2 32", + "PGN": "1. d4 Nf6 2. h3 g6 3. Bg5 Bg7 4. e3 d5 5. Bd3 O-O 6. Nf3 Nc6 7. Ne5 Nxe5 8. dxe5 Ne4 9. Bf4 f6 10. exf6 Bxf6 11. O-O Bxb2 12. Nd2 Bxa1 13. Qxa1 Nxd2 14. Bh6 Rf7 15. Rd1 Nf3+ 16. gxf3 Bxh3 17. Be4 e6 18. Kh2 Qh4 19. Kg1 dxe4 20. Bf4 exf3 21. Bg3 Qh5 22. Rd4 g5 23. Re4 Bg2 24. Bh2 Raf8 25. Qe5 Rf6 26. Qxc7 Rh6 27. Qg3 Rd8 28. Rd4 Rc8 29. Rg4 Rg6 30. Rd4 Rxc2 31. Qb8+ Kg7 *", + "Moves": "d4d7 g7h6 b8f8 g6g7 f8g7", + "MovesSAN": "Rd7+ Kh6 Qf8+ Rg7 Qxg7#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "3R4/1p3p1k/p1n4p/4pq2/2P5/2P1Q1B1/PP3PPP/6K1 b - - 0 29", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. Bb5 Nf6 4. e5 Nd5 5. Bc4 Nb6 6. d3 Nxc4 7. dxc4 Qc7 8. Qe2 g6 9. Nc3 Bg7 10. Bf4 O-O 11. O-O a6 12. Nd5 Qd8 13. c3 e6 14. Bg5 Qa5 15. Nf6+ Kh8 16. Rfd1 Qc7 17. Rd6 h6 18. Bh4 g5 19. Bg3 Qd8 20. Nxg5 Bxf6 21. exf6 Qxf6 22. Ne4 Qf5 23. Qe3 Kh7 24. Nxc5 Rg8 25. Nxd7 Bxd7 26. Rxd7 e5 27. Rad1 Rad8 28. Rxd8 Rxd8 29. Rxd8 *", + "Moves": "f5b1 d8d1 b1d1 e3e1 d1e1", + "MovesSAN": "Qb1+ Rd1 Qxd1+ Qe1 Qxe1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "1k1r1r2/ppp1Rq2/7p/3p2p1/P2P2Q1/2N5/1PP2PPP/4R1K1 b - - 0 19", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 f6 4. d3 Nge7 5. Nc3 f5 6. Bg5 h6 7. Bxe7 Bxe7 8. exf5 d6 9. Be6 Bxe6 10. fxe6 Qc8 11. O-O Qxe6 12. Re1 O-O-O 13. a4 g5 14. d4 d5 15. Nxe5 Nxe5 16. Rxe5 Qf7 17. Qg4+ Kb8 18. Rae1 Rhf8 19. Rxe7 *", + "Moves": "f7f2 g1h1 f2f1 e1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "7k/6pn/4p2p/3pP2Q/2r4P/8/q5P1/5RK1 w - - 3 31", + "PGN": "1. e4 c5 2. Bc4 Nc6 3. Nf3 e6 4. d4 cxd4 5. Nxd4 Nf6 6. Nxc6 bxc6 7. Bg5 Be7 8. f3 h6 9. Bh4 O-O 10. O-O Qb6+ 11. Bf2 Qxb2 12. Nd2 d5 13. Bb3 a5 14. e5 Nd7 15. f4 a4 16. Bxa4 Rxa4 17. c4 Rxa2 18. Rxa2 Qxa2 19. cxd5 cxd5 20. Nf3 Nc5 21. Nd4 Ne4 22. Nc6 Bc5 23. Bxc5 Nxc5 24. Ne7+ Kh8 25. f5 Ne4 26. Nxc8 Rxc8 27. fxe6 fxe6 28. Qg4 Ng5 29. h4 Rc4 30. Qh5 Nh7 *", + "Moves": "h5e8 h7f8 f1f8 h8h7 f8h8", + "MovesSAN": "Qe8+ Nf8 Rxf8+ Kh7 Rh8#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "3r4/1b4k1/p3prp1/1pqpN1Q1/2p3R1/P1P5/1P3PPP/3R2K1 b - - 2 25", + "PGN": "1. d4 e6 2. Bf4 d5 3. Nf3 Bd6 4. e3 Bxf4 5. exf4 Qd6 6. Qd2 Nf6 7. Nc3 O-O 8. Bd3 a6 9. O-O c5 10. Rfe1 Nc6 11. a3 b5 12. Ne5 Nxd4 13. Ne2 Nxe2+ 14. Rxe2 Bb7 15. Re3 Rad8 16. Rh3 g6 17. Rd1 c4 18. Be2 Qc5 19. c3 Kg7 20. f5 h5 21. fxg6 fxg6 22. Rg3 Ng4 23. Bxg4 hxg4 24. Rxg4 Rf6 25. Qg5 *", + "Moves": "c5f2 g1h1 f2f1 d1f1 f6f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "2kr4/pp2R2p/6p1/5p2/5P2/7P/Pqp3P1/5Q1K w - - 0 31", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 d6 4. d4 Bg4 5. dxe5 Nxe5 6. Be2 Nxf3+ 7. Bxf3 Bxf3 8. Qxf3 Qf6 9. Qb3 O-O-O 10. O-O Nh6 11. Be3 c5 12. Nc3 Qe5 13. f3 f5 14. f4 Qe7 15. e5 Ng4 16. Nd5 Qd7 17. h3 Nxe3 18. Qxe3 dxe5 19. Qxe5 Qxd5 20. Qe2 c4 21. Rad1 Bc5+ 22. Kh1 Qe4 23. Qh5 g6 24. Qg5 Rxd1 25. Rxd1 Be7 26. Qg3 Rd8 27. Re1 Qxc2 28. Rxe7 Qxb2 29. Qf3 c3 30. Qf1 c2 *", + "Moves": "f1c4 c8b8 c4c7 b8a8 c7d8", + "MovesSAN": "Qc4+ Kb8 Qc7+ Ka8 Qxd8#", + "Themes": "endgame fork long mate mateIn3" + }, + { + "FEN": "5rk1/q1p3pp/2QB4/P7/8/8/5PPP/1R4K1 b - - 0 30", + "PGN": "1. d4 d5 2. Bf4 Nf6 3. e3 e6 4. c3 Nc6 5. Nf3 Bd7 6. Bb5 Be7 7. Bxc6 bxc6 8. Ne5 O-O 9. Nxd7 Qxd7 10. Nd2 Rab8 11. b4 a6 12. a3 Ne8 13. O-O f6 14. Nb3 e5 15. dxe5 fxe5 16. Bg3 Bf6 17. Nc5 Qe7 18. Nxa6 Rd8 19. Nc5 d4 20. cxd4 exd4 21. exd4 Bxd4 22. Qe1 Bxc5 23. bxc5 Qxc5 24. a4 Nd6 25. a5 Nb5 26. Qc1 Qa7 27. Qxc6 Rb8 28. Rfb1 Nd6 29. Bxd6 Rxb1+ 30. Rxb1 *", + "Moves": "a7f2 g1h1 f2f1 b1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "r7/1kp1Q1p1/4p2p/2R5/1P6/5bP1/4qP1P/5RK1 b - - 2 30", + "PGN": "1. e4 e6 2. c3 Nc6 3. d4 b6 4. Nf3 h6 5. d5 Na5 6. b4 Nb7 7. Ne5 Nf6 8. Be2 Nxe4 9. Bh5 Qh4 10. Bxf7+ Kd8 11. Qf3 Nbd6 12. Nd2 Bb7 13. Nxe4 Nxe4 14. Ng6 Qf6 15. Qxe4 Qxf7 16. Nxh8 Qg8 17. Ng6 Bxd5 18. Qh4+ Kc8 19. O-O Kb7 20. Ne5 Bd6 21. Nxd7 Qf7 22. Nxb6 axb6 23. Be3 Qg6 24. g3 Qc2 25. Rac1 Qxa2 26. c4 Bf3 27. c5 bxc5 28. Bxc5 Bxc5 29. Rxc5 Qe2 30. Qe7 *", + "Moves": "e2f1 g1f1 a8a1 c5c1 a1c1", + "MovesSAN": "Qxf1+ Kxf1 Ra1+ Rc1 Rxc1#", + "Themes": "attraction endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "6k1/p1p2rpp/2Qp4/3Np3/6q1/6P1/PPP1n1KP/3R4 w - - 0 23", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 4. Bxc6+ bxc6 5. Nc3 Bg4 6. d3 Bxf3 7. Qxf3 Be7 8. O-O Nf6 9. Bg5 O-O 10. Rad1 Nd7 11. Bxe7 Qxe7 12. d4 f6 13. dxe5 Nxe5 14. Qf5 Rf7 15. f4 Ng6 16. e5 fxe5 17. Qe4 Nxf4 18. Qxc6 Raf8 19. Nd5 Qg5 20. g3 Ne2+ 21. Kg2 Qg4 22. Rxf7 Rxf7 *", + "Moves": "c6e8 f7f8 d5e7 g8h8 e8f8", + "MovesSAN": "Qe8+ Rf8 Ne7+ Kh8 Qxf8#", + "Themes": "deflection endgame long mate mateIn3" + }, + { + "FEN": "2r5/1bq1kp2/p3p1p1/6P1/1p1Q1P2/6B1/PPP5/1K1R4 b - - 0 25", + "PGN": "1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 Qc7 6. Bd3 Nf6 7. Be3 b5 8. Qd2 Bb7 9. f3 b4 10. Nce2 d5 11. exd5 Nxd5 12. Bf2 Nd7 13. O-O-O Rc8 14. g4 Nc5 15. h4 Nxd3+ 16. Qxd3 Bd6 17. g5 Nf4 18. Nxf4 Bxf4+ 19. Kb1 g6 20. h5 Be5 21. hxg6 hxg6 22. Rxh8+ Bxh8 23. f4 Ke7 24. Bg3 Bxd4 25. Qxd4 *", + "Moves": "c7c2 b1a1 c2c1 d1c1 c8c1", + "MovesSAN": "Qxc2+ Ka1 Qc1+ Rxc1 Rxc1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "1k3q2/p1p1P2Q/Bp5p/3p4/P2Pn3/2P5/6PP/6K1 b - - 0 26", + "PGN": "1. e4 e5 2. d4 exd4 3. c3 Nc6 4. cxd4 d5 5. e5 f6 6. f4 Bf5 7. Nf3 Bb4+ 8. Nc3 Qe7 9. a3 Bxc3+ 10. bxc3 O-O-O 11. Bb5 Na5 12. Qa4 b6 13. Ba6+ Kb8 14. Bd2 Bd7 15. Qc2 Nc4 16. a4 Bg4 17. O-O Bxf3 18. Rxf3 fxe5 19. fxe5 Nh6 20. Bxh6 gxh6 21. Raf1 Rdf8 22. Rxf8+ Rxf8 23. Rxf8+ Qxf8 24. Qxh7 Nd2 25. e6 Ne4 26. e7 *", + "Moves": "f8f2 g1h1 f2e1 a6f1 e1f1", + "MovesSAN": "Qf2+ Kh1 Qe1+ Bf1 Qxf1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "4r2k/1pr4p/p3q3/3nb3/3P4/6RP/1P3Q2/5RK1 w - - 0 33", + "PGN": "1. e4 d5 2. exd5 Nf6 3. c4 c6 4. Nc3 cxd5 5. d4 g6 6. Nf3 Bg7 7. cxd5 Nxd5 8. Bc4 Nb6 9. Bb3 O-O 10. h3 Nc6 11. Be3 Na5 12. O-O Nxb3 13. axb3 Be6 14. Re1 Bd5 15. Ne5 e6 16. f4 Qe7 17. Bf2 Rfc8 18. g4 Qb4 19. Ra3 a6 20. f5 exf5 21. gxf5 gxf5 22. Nxd5 Nxd5 23. Qh5 Rc7 24. Qxf5 Re8 25. Rf1 Qe7 26. b4 Nxb4 27. Rg3 Kh8 28. Be3 Nd5 29. Bg5 Qe6 30. Qf2 f6 31. Bf4 fxe5 32. Bxe5 Bxe5 *", + "Moves": "f2f8 e8f8 f1f8 e6g8 g3g8", + "MovesSAN": "Qf8+ Rxf8 Rxf8+ Qg8 Rgxg8#", + "Themes": "long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "3r1r2/pp3ppk/6b1/3N4/3B1R2/3q4/PP4PP/5RK1 w - - 1 22", + "PGN": "1. e4 e6 2. f4 d5 3. exd5 exd5 4. Nf3 Nf6 5. d4 c5 6. c3 Nc6 7. Bd3 Bd6 8. O-O O-O 9. f5 Ne7 10. Bg5 Nxf5 11. Ne5 cxd4 12. cxd4 Nxd4 13. Bxh7+ Kxh7 14. Qxd4 Qc7 15. Bxf6 Bc5 16. Nd3 Bxd4+ 17. Bxd4 Qc4 18. Rf4 Qxd3 19. Nc3 Bf5 20. Raf1 Bg6 21. Nxd5 Rad8 *", + "Moves": "f4h4 g6h5 h4h5 h7g6 d5f4", + "MovesSAN": "Rh4+ Bh5 Rxh5+ Kg6 Nf4#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "8/3r1kpp/2Q2p2/3p4/3P2K1/2N1R1P1/PPP4P/5q2 b - - 2 30", + "PGN": "1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nf3 Bd6 5. Bd3 Nc6 6. O-O Nb4 7. Re1+ Be7 8. Bg5 Nxd3 9. Qxd3 Kf8 10. Bxe7+ Nxe7 11. Ne5 f6 12. Qf3 Bf5 13. Nd3 Kf7 14. Nc3 Re8 15. Re2 Bxd3 16. Qxd3 Ng6 17. Rxe8 Kxe8 18. Qb5+ Qd7 19. Qxb7 Rd8 20. Re1+ Kf7 21. Qxa7 Nf4 22. g3 Nh3+ 23. Kg2 Ng5 24. Re3 Qh3+ 25. Kg1 Qf5 26. Qxc7+ Rd7 27. Qc6 Nh3+ 28. Kg2 Qxf2+ 29. Kxh3 Qf1+ 30. Kg4 *", + "Moves": "h7h5 g4h4 g7g5 h4h5 f1h3", + "MovesSAN": "h5+ Kh4 g5+ Kxh5 Qh3#", + "Themes": "endgame long master mate mateIn3" + }, + { + "FEN": "4R3/2bP2p1/7p/5p2/3k4/1r3B1P/5PP1/6K1 b - - 2 38", + "PGN": "1. Nf3 d5 2. c4 dxc4 3. e3 b5 4. a4 c6 5. axb5 cxb5 6. Nd4 Bd7 7. Qf3 e5 8. Qxa8 exd4 9. exd4 Qe7+ 10. Be2 Qd6 11. Rxa7 Bc6 12. Rb7 Bxb7 13. Qxb7 Nf6 14. Nc3 Nfd7 15. Nxb5 Qc6 16. Nc7+ Kd8 17. Qxc6 Nxc6 18. Nb5 Nb6 19. O-O Bb4 20. d3 Re8 21. Bf3 Kd7 22. dxc4 Nxc4 23. b3 Nd6 24. Nxd6 Kxd6 25. Bf4+ Kd7 26. d5 Nd4 27. Bg4+ f5 28. Bd1 h6 29. Be3 Re4 30. Bxd4 Rxd4 31. Bf3 Kd6 32. Rc1 Rd3 33. Rc6+ Ke5 34. h3 Rxb3 35. Re6+ Kd4 36. d6 Ba5 37. d7 Bc7 38. Re8 *", + "Moves": "b3b1 f3d1 b1d1 e8e1 d1e1", + "MovesSAN": "Rb1+ Bd1 Rxd1+ Re1 Rxe1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "2r2k2/p3pp2/3p4/2qP1p1Q/1p1r3P/5PP1/PPPR2R1/1K6 b - - 0 27", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. f3 Bg7 6. Be3 d6 7. Nc3 Bd7 8. Bc4 Rc8 9. Bb3 Nf6 10. Qd2 O-O 11. h4 h5 12. O-O-O Ne5 13. Bh6 Nc4 14. Bxc4 Rxc4 15. Bxg7 Kxg7 16. Qe2 Qc7 17. Qe3 Rc8 18. g3 b5 19. Rh2 b4 20. Nd5 Nxd5 21. exd5 Bf5 22. Nxf5+ gxf5 23. Qg5+ Kf8 24. Rdd2 Qa5 25. Kb1 Qc5 26. Rhg2 Rd4 27. Qxh5 *", + "Moves": "c5c2 d2c2 d4d1 c2c1 d1c1", + "MovesSAN": "Qxc2+ Rxc2 Rd1+ Rc1 Rdxc1#", + "Themes": "endgame long mate mateIn3 queensideAttack sacrifice" + }, + { + "FEN": "r4r1k/5pp1/5q2/2p2N2/6Q1/p2R4/4K1PP/8 w - - 2 31", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd8 4. d4 e6 5. Bf4 Nf6 6. Nf3 Bd6 7. Bg5 Be7 8. Bc4 h6 9. Bh4 a6 10. a3 b5 11. Ba2 a5 12. Nxb5 Ba6 13. Nc3 O-O 14. Nd2 Nc6 15. Bxf6 Bxf6 16. Qg4 Nxd4 17. Bc4 Nxc2+ 18. Ke2 Nxa1 19. Rxa1 Bxc4+ 20. Nxc4 Bxc3 21. bxc3 c5 22. Ne3 Qb8 23. Rd1 Qb2+ 24. Rd2 Qxa3 25. f4 Qxc3 26. f5 exf5 27. Nxf5 a4 28. Nxh6+ Kh8 29. Nf5 a3 30. Rd3 Qf6 *", + "Moves": "d3h3 h8g8 g4g7 f6g7 f5e7", + "MovesSAN": "Rh3+ Kg8 Qxg7+ Qxg7 Ne7#", + "Themes": "endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "1rr3k1/p4ppp/4b1q1/1p2b1B1/4P3/1P4P1/P2QpPBP/2RR2K1 w - - 0 21", + "PGN": "1. c4 e5 2. Nc3 Nf6 3. g3 c6 4. Bg2 d5 5. cxd5 cxd5 6. Qb3 e4 7. d3 Nc6 8. dxe4 d4 9. Nd5 Bd6 10. Nxf6+ Qxf6 11. Nf3 O-O 12. O-O Rb8 13. Bg5 Qg6 14. Rfd1 Be6 15. Qa4 b5 16. Qc2 Rfc8 17. b3 Ne5 18. Nxe5 Bxe5 19. Qd2 d3 20. Rac1 dxe2 *", + "Moves": "c1c8 b8c8 d2d8 c8d8 d1d8", + "MovesSAN": "Rxc8+ Rxc8 Qd8+ Rxd8 Rxd8#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r5k1/pp3ppp/2n5/4r3/2ppP3/P2P3q/1PP1BQ2/R4RK1 w - - 0 22", + "PGN": "1. d3 d5 2. Nc3 Nf6 3. e4 d4 4. Nce2 e5 5. Ng3 Bb4+ 6. Bd2 Nc6 7. a3 Ba5 8. N1e2 Bg4 9. h3 Bxe2 10. Nxe2 O-O 11. f4 Re8 12. Bxa5 Nxa5 13. Qd2 c5 14. fxe5 Rxe5 15. Nf4 Nc6 16. g4 c4 17. Nh5 Nxh5 18. gxh5 Qh4+ 19. Qf2 Qxh5 20. Be2 Qh6 21. O-O Qxh3 *", + "Moves": "f2f7 g8h8 f7f8 a8f8 f1f8", + "MovesSAN": "Qxf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "7Q/1p3R2/1k2p3/1p1p4/1P1P1p2/2P2Nn1/2r3P1/6K1 b - - 0 34", + "PGN": "1. e4 c6 2. Nf3 d5 3. exd5 cxd5 4. d4 Nc6 5. Nc3 Nf6 6. Bg5 Bf5 7. Bd3 Bxd3 8. Qxd3 e6 9. Qb5 Qb6 10. Bxf6 gxf6 11. Qxb6 axb6 12. Nb5 Kd7 13. a3 Ra5 14. Nc3 Bb4 15. O-O Bxc3 16. bxc3 Rha8 17. h4 Rxa3 18. Rab1 Kc7 19. Rb3 Rxb3 20. cxb3 Ra3 21. Rb1 Na5 22. Nd2 Ra2 23. Nf3 Rc2 24. b4 Nc4 25. Rb3 b5 26. h5 Nd6 27. Ra3 Ne4 28. h6 Rxf2 29. Ra8 Rc2 30. Rh8 f5 31. Rxh7 f4 32. Rxf7+ Kb6 33. h7 Ng3 34. h8=Q *", + "Moves": "c2c1 f3e1 c1e1 g1h2 e1h1", + "MovesSAN": "Rc1+ Ne1 Rxe1+ Kh2 Rh1#", + "Themes": "endgame hookMate long mate mateIn3" + }, + { + "FEN": "7k/2p3pp/p2p2b1/P2Pp3/8/1R4PP/3Nqr2/6K1 w - - 2 36", + "PGN": "1. e4 e5 2. Bc4 Nf6 3. d3 Bc5 4. c3 d6 5. Nf3 O-O 6. Be3 Bb6 7. O-O Nc6 8. b4 a6 9. a4 Bxe3 10. fxe3 Kh8 11. h3 Ne8 12. Nbd2 Qe7 13. d4 f5 14. exf5 Bxf5 15. e4 Bg6 16. d5 Nd8 17. Bd3 Nf6 18. c4 Nf7 19. Qc2 Nd7 20. b5 Nb6 21. a5 Nd7 22. bxa6 bxa6 23. Rab1 Nc5 24. Rb2 Rab8 25. Rfb1 Rxb2 26. Rxb2 Ng5 27. Nxg5 Qxg5 28. Nf3 Qe3+ 29. Kh1 Nxd3 30. Rb3 Nf2+ 31. Kh2 Qf4+ 32. g3 Qxe4 33. Qxf2 Qxc4 34. Nd2 Rxf2+ 35. Kg1 Qe2 *", + "Moves": "b3b8 g6e8 b8e8 f2f8 e8f8", + "MovesSAN": "Rb8+ Be8 Rxe8+ Rf8 Rxf8#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "3r1brk/pp5p/4qpp1/2p2N2/3pP3/3P3R/2P2QPP/5RK1 w - - 0 24", + "PGN": "1. e4 e6 2. d3 d5 3. Nc3 d4 4. Nce2 e5 5. f4 c5 6. Nf3 Nc6 7. fxe5 Bg4 8. Ng3 Nxe5 9. Be2 Bxf3 10. Bxf3 Nf6 11. O-O Bd6 12. Nf5 O-O 13. Bg5 Ng6 14. Bh5 Qb6 15. Bxf6 gxf6 16. Qd2 Kh8 17. Qh6 Rg8 18. Rf3 Bf8 19. Qd2 Qxb2 20. Raf1 Qxa2 21. Rh3 Qe6 22. Qf2 Rd8 23. Bxg6 fxg6 *", + "Moves": "h3h7 h8h7 f2h4 f8h6 h4h6", + "MovesSAN": "Rxh7+ Kxh7 Qh4+ Bh6 Qxh6#", + "Themes": "attraction kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "5rk1/1pP1b2r/p2p4/3Pp1p1/1P2Q1pq/4B1N1/P1R1RPP1/6K1 b - - 0 38", + "PGN": "1. e4 c5 2. d4 cxd4 3. c3 d3 4. Bxd3 Nc6 5. Nf3 d6 6. O-O Bg4 7. h3 Bh5 8. Bf4 Nf6 9. Na3 a6 10. Nc2 e5 11. Be3 Be7 12. Nb4 O-O 13. Nd5 Nxd5 14. exd5 Nb8 15. Qc2 Bg6 16. Bxg6 hxg6 17. Qd3 f5 18. Qe2 Nd7 19. b4 Rc8 20. Rac1 Nb6 21. c4 Qd7 22. Bxb6 g5 23. Rfd1 g4 24. hxg4 fxg4 25. Nd2 Bg5 26. Rc2 Qa4 27. Ne4 Be7 28. Qd2 Rf4 29. Re1 Bg5 30. Qc3 Be7 31. Ree2 Qe8 32. Qd3 Qh5 33. Be3 Rf7 34. Ng3 Qh4 35. Qe4 Rcf8 36. c5 g5 37. c6 Rh7 38. c7 *", + "Moves": "h4h2 g1f1 h2h1 g3h1 h7h1", + "MovesSAN": "Qh2+ Kf1 Qh1+ Nxh1 Rxh1#", + "Themes": "kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "2r2rk1/ppqnbp1p/4p1p1/2pp2P1/1P2nP2/P2BPR1Q/1BPP3P/R5K1 w - - 1 18", + "PGN": "1. f4 d6 2. Nf3 Bg4 3. e3 Bxf3 4. Qxf3 e6 5. Bd3 c6 6. O-O d5 7. Nc3 Nf6 8. a3 Nbd7 9. b4 Be7 10. Bb2 O-O 11. Ne2 Rc8 12. Qh3 Qc7 13. Ng3 c5 14. Nh5 g6 15. Rf3 Nxh5 16. g4 Nhf6 17. g5 Ne4 *", + "Moves": "h3h7 g8h7 f3h3 h7g8 h3h8", + "MovesSAN": "Qxh7+ Kxh7 Rh3+ Kg8 Rh8#", + "Themes": "attraction kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "k7/P1K5/1P6/4p3/7p/8/7P/5q2 w - - 0 47", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Bd3 Nc6 6. c4 Nxd4 7. Be3 Nc6 8. Nc3 Ne5 9. Be2 e6 10. f4 Nfg4 11. Bxg4 Qh4+ 12. g3 Qxg4 13. fxe5 Qxd1+ 14. Rxd1 dxe5 15. Nb5 Bb4+ 16. Kf1 O-O 17. a3 Ba5 18. b4 Bb6 19. Bxb6 axb6 20. Rd3 f5 21. Kg2 Kf7 22. Rf1 g6 23. Rd6 Ra6 24. g4 Ke7 25. c5 bxc5 26. bxc5 Rd8 27. gxf5 exf5 28. exf5 gxf5 29. Rfd1 Rdxd6 30. Rxd6 Rxd6 31. Nxd6 Kd7 32. a4 b6 33. Nxc8 Kxc8 34. cxb6 h5 35. Kf3 h4 36. Ke3 Kb7 37. a5 Ka6 38. Kf3 Kb7 39. Ke3 Ka6 40. Kd3 Kb7 41. Kc4 f4 42. Kb5 f3 43. a6+ Kb8 44. Kc6 f2 45. a7+ Ka8 46. Kc7 f1=Q *", + "Moves": "b6b7 a8a7 b7b8q a7a6 b8b6", + "MovesSAN": "b7+ Kxa7 b8=Q+ Ka6 Qb6#", + "Themes": "advancedPawn endgame exposedKing long mate mateIn3 promotion queenEndgame" + }, + { + "FEN": "2b2rk1/6pp/p7/1p2Q3/8/6R1/q4PPP/3R2K1 b - - 0 25", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. c3 dxc3 5. Bc4 cxb2 6. Bxb2 f6 7. Bxg8 Rxg8 8. Qd5 Rh8 9. O-O d6 10. Nbd2 Qe7 11. Qb3 Qe6 12. Nc4 Be7 13. Rfe1 Kf7 14. e5 dxe5 15. Rad1 a6 16. Nfxe5+ Nxe5 17. Bxe5 b5 18. Qf3 Qxc4 19. Qxa8 fxe5 20. Rxe5 Bf6 21. Re3 Rf8 22. Qa7 Qxa2 23. Qxc7+ Kg8 24. Rg3 Be5 25. Qxe5 *", + "Moves": "a2f2 g1h1 f2f1 d1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "1k3r2/pp2n3/3r4/3p3p/8/3P4/P2qB1PP/2R2R1K w - - 0 27", + "PGN": "1. e4 d5 2. e5 c5 3. f4 Bf5 4. Nf3 e6 5. d3 Nc6 6. c3 Be7 7. Be2 Qb6 8. O-O O-O-O 9. Kh1 h6 10. Na3 g5 11. Nc2 Qc7 12. Bd2 gxf4 13. Bxf4 h5 14. Qe1 Qb6 15. Rb1 f6 16. b4 fxe5 17. bxc5 Qxc5 18. Nxe5 Bd6 19. Nxc6 Qxc6 20. Qf2 Kb8 21. Nd4 Qxc3 22. Nxf5 exf5 23. Bxd6+ Rxd6 24. Qxf5 Ne7 25. Rbc1 Qd2 26. Qf8+ Rxf8 *", + "Moves": "f1f8 d6d8 f8d8 e7c8 c1c8", + "MovesSAN": "Rxf8+ Rd8 Rxd8+ Nc8 Rcxc8#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "Q2R1nk1/5ppp/p7/1pqNp3/8/2P3P1/P4r1P/7K w - - 6 29", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Nd5 Be7 10. Nxf6+ Bxf6 11. Bxf6 Qxf6 12. c3 O-O 13. Be2 Bb7 14. O-O Rfd8 15. Nc2 Ne7 16. Bf3 d5 17. Qe2 Ng6 18. g3 Qg5 19. Kh1 dxe4 20. Bxe4 Rd2 21. Qf3 Bxe4 22. Qxe4 Rad8 23. Ne3 Rxb2 24. Rad1 Rxd1 25. Rxd1 Rxf2 26. Qa8+ Nf8 27. Rd8 Qe7 28. Nd5 Qc5 *", + "Moves": "d8f8 c5f8 d5e7 g8h8 a8f8", + "MovesSAN": "Rxf8+ Qxf8 Ne7+ Kh8 Qxf8#", + "Themes": "deflection endgame long mate mateIn3 pin sacrifice" + }, + { + "FEN": "8/5p2/4p1k1/6p1/P5K1/7P/3r4/R5R1 b - - 0 39", + "PGN": "1. d4 d5 2. c4 Nf6 3. cxd5 Nxd5 4. e4 Nf6 5. Nc3 Nbd7 6. Bg5 h6 7. Bh4 e6 8. e5 Bb4 9. exf6 Nxf6 10. Qa4+ b5 11. Qxb5+ Qd7 12. Qxb4 a5 13. Qb5 c6 14. Qd3 Ba6 15. Qd2 Bxf1 16. Kxf1 c5 17. Bxf6 gxf6 18. Nf3 cxd4 19. Nxd4 Rd8 20. Ncb5 Qxb5+ 21. Qe2 Qa4 22. Qb5+ Qxb5+ 23. Nxb5 Rb8 24. Nd6+ Ke7 25. Nc4 Rhc8 26. Nxa5 Rxb2 27. g3 Rcc2 28. Kg2 Rxf2+ 29. Kh3 Rb5 30. Nc6+ Kf8 31. Nd4 Rg5 32. a4 f5 33. Kh4 Kg7 34. h3 Kg6 35. g4 Rg2 36. Rhg1 Rd2 37. Nf3 fxg4 38. Nxg5 hxg5+ 39. Kxg4 *", + "Moves": "d2d3 a1f1 f7f5 f1f5 e6f5", + "MovesSAN": "Rd3 Raf1 f5+ Rxf5 exf5#", + "Themes": "endgame long mate mateIn3 rookEndgame" + }, + { + "FEN": "5k2/p4pbQ/n3pNp1/3p2P1/2pP1P2/2P1P3/PrqNK3/7R w - - 6 26", + "PGN": "1. d4 Nf6 2. Bg5 e6 3. Nd2 d5 4. e3 Be7 5. f4 O-O 6. Bd3 b6 7. Ngf3 c5 8. c3 Ba6 9. Bxa6 Nxa6 10. Qe2 c4 11. Bxf6 Bxf6 12. g4 g6 13. h4 Bg7 14. g5 b5 15. h5 Re8 16. hxg6 hxg6 17. Qh2 b4 18. Ke2 bxc3 19. bxc3 Rb8 20. Qh7+ Kf8 21. Rab1 Qa5 22. Rxb8 Rxb8 23. Ne5 Qa4 24. Ng4 Rb2 25. Nf6 Qc2 *", + "Moves": "h7g8 f8e7 g8e8 e7d6 e8d7", + "MovesSAN": "Qg8+ Ke7 Qe8+ Kd6 Qd7#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "7Q/pppk4/4r2b/6p1/6p1/8/1PbN1PPP/5K2 b - - 13 31", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Nxd5 6. d3 Qd7 7. Qf3 f6 8. Bxd5 fxg5 9. Qh5+ g6 10. Qf3 Nd4 11. Qe4 Nxc2+ 12. Kd2 Nxa1 13. Qxe5+ Qe7 14. Qxh8 Bf5 15. Re1 Qxe1+ 16. Kxe1 Nc2+ 17. Kd2 Nb4 18. Bc4 O-O-O 19. Kc3 Nxa2+ 20. Kb3 Nxc1+ 21. Kc2 Nxd3 22. Bxd3 Bxd3+ 23. Kc1 g4 24. Qxh7 g5 25. Qf7 Bh6 26. Qf6 Rd6 27. Qh8+ Kd7 28. Nd2 Rc6+ 29. Kd1 Bc2+ 30. Ke1 Re6+ 31. Kf1 *", + "Moves": "c2d3 f1g1 e6e1 d2f1 e1f1", + "MovesSAN": "Bd3+ Kg1 Re1+ Nf1 Rxf1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "r1br3k/ppp2Qpp/2pb4/6q1/2BP4/2P5/PP4P1/RN2RK2 w - - 1 17", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nxe5 Nc6 4. Nxc6 dxc6 5. d3 Bc5 6. h3 Qe7 7. Be2 O-O 8. O-O Rd8 9. c3 Nxe4 10. d4 Bd6 11. Re1 Qh4 12. Bc4 Nxf2 13. Qf3 Nxh3+ 14. Kf1 Ng5 15. Bxg5 Qxg5 16. Qxf7+ Kh8 *", + "Moves": "e1e8 d8e8 f7e8 d6f8 e8f8", + "MovesSAN": "Re8+ Rxe8 Qxe8+ Bf8 Qxf8#", + "Themes": "kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "1q4rk/5Rp1/4QP1p/7K/6PP/8/8/8 b - - 0 50", + "PGN": "1. d4 d5 2. c4 dxc4 3. Nc3 e6 4. Nf3 c5 5. g3 Nc6 6. e3 cxd4 7. exd4 Nf6 8. Bxc4 Bb4 9. O-O O-O 10. a3 Ba5 11. d5 exd5 12. Nxd5 Be6 13. Nxf6+ Qxf6 14. Bxe6 fxe6 15. Nh4 Bb6 16. Be3 Qxb2 17. Bxb6 axb6 18. Rb1 Qxa3 19. Rxb6 Ne5 20. Rxb7 Nf3+ 21. Nxf3 Rxf3 22. Qd7 Qc3 23. Qxe6+ Kh8 24. Re7 Raf8 25. Re8 Qc5 26. Rxf8+ Rxf8 27. Qe3 Qc6 28. Rc1 Qa6 29. Rc7 Qa1+ 30. Kg2 Qa8+ 31. Kh3 Qb8 32. Qe7 Rg8 33. Rb7 Qc8+ 34. Qd7 Qc2 35. f4 Qc1 36. f5 Qh6+ 37. Kg2 Qf6 38. Qe6 Qd8 39. Rd7 Qa8+ 40. Kh3 Qa1 41. Rf7 Qf1+ 42. Kh4 Qg2 43. h3 Qd2 44. g4 Qf2+ 45. Kg5 Qe3+ 46. Kh4 Qf2+ 47. Kg5 h6+ 48. Kh5 Qf4 49. h4 Qb8 50. f6 *", + "Moves": "g7g6 h5h6 b8f4 g4g5 f4h4", + "MovesSAN": "g6+ Kxh6 Qf4+ g5 Qxh4#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "r4k2/2q3p1/2N1RnBp/1pPp4/7Q/7P/5PP1/6K1 b - - 0 32", + "PGN": "1. e4 e6 2. Nf3 d5 3. e5 c5 4. b4 Nc6 5. bxc5 Bxc5 6. d4 Qa5+ 7. Bd2 Bb4 8. c3 Be7 9. Bd3 Qb6 10. Qc2 h6 11. O-O Bd7 12. a4 Na5 13. Na3 Rc8 14. Rfb1 Qc7 15. Nb5 Bxb5 16. axb5 b6 17. h3 f6 18. Bg6+ Kd8 19. Bf7 Qd7 20. Rxa5 bxa5 21. Qa4 fxe5 22. Nxe5 Qb7 23. c4 Nf6 24. Bxa5+ Rc7 25. c5 Bxc5 26. dxc5 Ke7 27. Bxc7 Qxc7 28. Bg6 Ra8 29. Nc6+ Kf8 30. Qh4 a6 31. Re1 axb5 32. Rxe6 *", + "Moves": "a8a1 g6b1 a1b1 e6e1 b1e1", + "MovesSAN": "Ra1+ Bb1 Rxb1+ Re1 Rxe1#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "5r1k/pp2Q1pp/8/8/8/2B5/PPq2PPP/4R1K1 b - - 3 25", + "PGN": "1. e4 d5 2. exd5 Nf6 3. Nc3 Nxd5 4. Nxd5 Qxd5 5. d4 Nc6 6. Nf3 Bf5 7. Be2 e6 8. O-O Bd6 9. c4 Qa5 10. Bd2 Qa6 11. c5 Bd3 12. Bxd3 Qxd3 13. cxd6 cxd6 14. Bc3 Qg6 15. d5 Ne5 16. Nxe5 dxe5 17. dxe6 fxe6 18. Qd6 Rd8 19. Qxe5 O-O 20. Rfe1 Kh8 21. Qxe6 Qc2 22. Re2 Rd1+ 23. Rxd1 Qxd1+ 24. Re1 Qc2 25. Qe7 *", + "Moves": "c2f2 g1h1 f2f1 e1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "4r1k1/p1p2ppp/8/3Q4/1P1P2q1/2P2RP1/P2br2P/R4K2 w - - 3 22", + "PGN": "1. e4 e5 2. f4 exf4 3. Nf3 Nf6 4. d4 Nxe4 5. Bxf4 Bd6 6. Bd3 Bxf4 7. Bxe4 Nc6 8. g3 Bd6 9. c3 Be7 10. b4 d5 11. Bd3 Bg4 12. O-O Qd7 13. Qa4 O-O 14. Bb5 Bxf3 15. Rxf3 Qg4 16. Kg2 Bg5 17. Bxc6 bxc6 18. Qxc6 Rae8 19. Nd2 Bxd2 20. Qxd5 Re2+ 21. Kf1 Rfe8 *", + "Moves": "d5f7 g8h8 f7f8 e8f8 f3f8", + "MovesSAN": "Qxf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "Q5r1/p3kp2/Pp3q2/8/2R2P2/2P5/5Kp1/r7 w - - 4 35", + "PGN": "1. d4 d5 2. c4 e6 3. Nc3 Bb4 4. Nf3 Bxc3+ 5. bxc3 Nf6 6. Bg5 h6 7. Bxf6 Qxf6 8. cxd5 exd5 9. e3 Be6 10. Bb5+ Nc6 11. O-O Bd7 12. h3 O-O-O 13. a4 g5 14. Bxc6 Bxc6 15. a5 h5 16. a6 b6 17. Ne5 g4 18. Nxc6 Qxc6 19. h4 g3 20. f4 Qf6 21. Qf3 Qxh4 22. Rfe1 Qf6 23. e4 dxe4 24. Rxe4 h4 25. Qg4+ Kb8 26. Qf3 h3 27. Qxg3 hxg2 28. Qf3 c6 29. d5 Rdg8 30. dxc6 Rh1+ 31. Kf2 Rxa1 32. c7+ Kxc7 33. Rc4+ Kd8 34. Qa8+ Ke7 *", + "Moves": "c4c7 e7e6 a8e4 f6e5 e4e5", + "MovesSAN": "Rc7+ Ke6 Qe4+ Qe5 Qxe5#", + "Themes": "endgame killBoxMate long mate mateIn3" + }, + { + "FEN": "rn3rk1/pp3Npp/1n3p2/8/4P3/1Q1P3P/5qP1/R6K w - - 4 25", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 Nf6 5. Be3 Bxe3 6. fxe3 O-O 7. h3 d6 8. Nbd2 Nb8 9. O-O Be6 10. Bb3 c6 11. c4 d5 12. cxd5 cxd5 13. exd5 Bxd5 14. Bxd5 Nxd5 15. e4 Nb6 16. Nxe5 Qd4+ 17. Kh1 Qxe5 18. Nf3 Qxb2 19. Rb1 Qxa2 20. Ng5 f6 21. Ra1 Qb2 22. Rf2 Qxf2 23. Qb3+ Kh8 24. Nf7+ Kg8 *", + "Moves": "f7h6 g8h8 b3g8 f8g8 h6f7", + "MovesSAN": "Nh6+ Kh8 Qg8+ Rxg8 Nf7#", + "Themes": "doubleCheck long mate mateIn3 middlegame sacrifice smotheredMate" + }, + { + "FEN": "2RN3k/pp3rpp/1q6/3r4/4n3/1N5Q/PP3PPP/5RK1 b - - 0 24", + "PGN": "1. e4 e5 2. d4 exd4 3. c3 c5 4. Bc4 Nf6 5. cxd4 d5 6. Bb5+ Bd7 7. Bxd7+ Nbxd7 8. e5 Ne4 9. dxc5 Qa5+ 10. Bd2 Nxd2 11. Nxd2 Bxc5 12. Nf3 O-O 13. O-O Rfe8 14. Nb3 Qb6 15. Qxd5 Rad8 16. Ng5 Rf8 17. e6 Be7 18. exf7+ Kh8 19. Ne6 Nf6 20. Qf5 Rd5 21. Qh3 Rxf7 22. Rac1 Bd8 23. Rc8 Ne4 24. Nxd8 *", + "Moves": "b6f2 f1f2 d5d1 f2f1 d1f1", + "MovesSAN": "Qxf2+ Rxf2 Rd1+ Rf1 Rdxf1#", + "Themes": "kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r3r2k/2p1q1p1/p1Q2p1p/1pN5/3P4/PP6/1B3PPP/2R2K1R b - - 0 25", + "PGN": "1. b3 d5 2. Bb2 Nc6 3. e3 e5 4. Nf3 Bd6 5. Be2 Nf6 6. d3 h6 7. Nbd2 a6 8. c4 Be6 9. Rb1 O-O 10. cxd5 Nxd5 11. Nc4 Bb4+ 12. Kf1 f6 13. a3 Bc5 14. d4 exd4 15. exd4 Bd6 16. Nxd6 Qxd6 17. Nd2 b5 18. Ne4 Qe7 19. Nc5 Bf5 20. Rc1 Rfe8 21. Bd3 Bxd3+ 22. Qxd3 Nf4 23. Qf3 Nd5 24. Qxd5+ Kh8 25. Qxc6 *", + "Moves": "e7e2 f1g1 e2e1 c1e1 e8e1", + "MovesSAN": "Qe2+ Kg1 Qe1+ Rxe1 Rxe1#", + "Themes": "backRankMate fork long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r3k1nr/p4pp1/8/1RbpN3/Q1Pn4/P1NP2Pq/4PR1P/2B3K1 b kq - 0 18", + "PGN": "1. c4 c5 2. Nf3 Nc6 3. g3 d6 4. Bg2 e5 5. Nc3 Be6 6. d3 Be7 7. O-O Qd7 8. a3 Bh3 9. Rb1 h5 10. b4 h4 11. bxc5 hxg3 12. fxg3 Bxg2 13. Kxg2 Qh3+ 14. Kg1 Nd4 15. Rf2 d5 16. Nxe5 Bxc5 17. Qa4+ b5 18. Rxb5 *", + "Moves": "d4e2 c3e2 h3h2 g1f1 h2f2", + "MovesSAN": "Nxe2+ Nxe2 Qxh2+ Kf1 Qxf2#", + "Themes": "kingsideAttack long mate mateIn3 middlegame pin" + }, + { + "FEN": "2R5/5p1k/7p/3pQ1pK/6P1/4P2P/4bP2/6r1 b - - 1 38", + "PGN": "1. c4 Nf6 2. d4 d5 3. Nc3 c6 4. Nf3 g6 5. Bg5 Bg7 6. e3 O-O 7. c5 Nbd7 8. b4 b6 9. Rc1 a5 10. a3 axb4 11. axb4 bxc5 12. bxc5 Qa5 13. Be2 Ne4 14. Qd3 Nxc3 15. Qxc3 Qxc3+ 16. Rxc3 Ra1+ 17. Bd1 Ba6 18. Bxe7 Re8 19. Bd6 Nf6 20. Ne5 Ne4 21. Rc2 Nxd6 22. cxd6 Bxe5 23. dxe5 Rxe5 24. Rxc6 Bc4 25. d7 Bb3 26. d8=Q+ Kg7 27. Qf6+ Kh6 28. Qxe5 Rxd1+ 29. Ke2 Rxh1 30. Qf4+ Kg7 31. h3 Bc4+ 32. Kf3 Re1 33. g4 Be2+ 34. Kg3 Rg1+ 35. Kh4 h6 36. Qe5+ Kh7 37. Rc8 g5+ 38. Kh5 *", + "Moves": "e2g4 h3g4 g1h1 e5h2 h1h2", + "MovesSAN": "Bxg4+ hxg4 Rh1+ Qh2 Rxh2#", + "Themes": "endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "r4k2/2pp1ppp/p7/1p1q4/8/8/PPP1Q1PP/4R1K1 w - - 0 22", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 b5 5. Bb3 Nf6 6. O-O Bc5 7. Nxe5 Nxe5 8. d4 Bxd4 9. Qxd4 Nc6 10. Qd1 O-O 11. Bg5 Re8 12. Re1 Bb7 13. Bd5 Re5 14. f4 Rxg5 15. fxg5 Nxd5 16. exd5 Nb4 17. Nc3 Qxg5 18. Qe2 Kf8 19. Rad1 Nxd5 20. Nxd5 Bxd5 21. Rxd5 Qxd5 *", + "Moves": "e2e7 f8g8 e7e8 a8e8 e1e8", + "MovesSAN": "Qe7+ Kg8 Qe8+ Rxe8 Rxe8#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "5r1k/p2q1r1p/1pp5/4p3/3p4/1P3R1P/4P1QK/6R1 w - - 2 42", + "PGN": "1. d4 d6 2. g3 g6 3. Bg2 Bg7 4. Nf3 Nf6 5. c4 O-O 6. Nc3 c6 7. O-O Qa5 8. Qc2 Qa6 9. b3 d5 10. c5 Bf5 11. Qd1 Nbd7 12. Bb2 Rfe8 13. Ne5 Nxe5 14. dxe5 Nd7 15. f4 Nxc5 16. Qd4 Ne6 17. Qf2 Rad8 18. Rad1 f6 19. exf6 Bxf6 20. Na4 Bxb2 21. Nxb2 Qxa2 22. Nd3 Bxd3 23. Rxd3 b6 24. Bh3 Nc5 25. Re3 Ne4 26. Qg2 Qd2 27. Rd3 Qb4 28. f5 Qc5+ 29. Kh1 Rf8 30. g4 Kh8 31. Qf3 gxf5 32. gxf5 Ng5 33. Qg3 Nxh3 34. Qxh3 d4 35. Rg3 Qd5+ 36. Rgf3 e6 37. f6 Rxf6 38. Rg1 Rdf8 39. Qg2 R6f7 40. h3 e5 41. Kh2 Qd7 *", + "Moves": "g2g7 f7g7 f3f8 g7g8 g1g8", + "MovesSAN": "Qg7+ Rxg7 Rxf8+ Rg8 Rgxg8#", + "Themes": "deflection endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "r1b1r1k1/2p2ppp/1bp5/p3q3/P2N4/2P1BQ1P/1P4P1/R4RK1 w - - 0 20", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Be3 Qf6 6. c3 Nge7 7. h3 d6 8. Be2 Bb6 9. O-O Ne5 10. a4 a5 11. f4 N5g6 12. Na3 Nc6 13. Bb5 O-O 14. Bxc6 bxc6 15. Qf3 Qe7 16. Nc4 Re8 17. e5 dxe5 18. fxe5 Nxe5 19. Nxe5 Qxe5 *", + "Moves": "f3f7 g8h8 f7f8 e8f8 f1f8", + "MovesSAN": "Qxf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "2kr1b2/pp5Q/2pq2p1/4p3/2bnP3/2N5/PPP2PPP/R1BR2K1 b - - 4 17", + "PGN": "1. e4 e5 2. Bc4 Nc6 3. Nf3 f5 4. d3 Nf6 5. Ng5 Qe7 6. Nc3 d6 7. Nf7 Rg8 8. Nxd6+ Qxd6 9. Bxg8 Nd4 10. Bd5 Nxd5 11. Nxd5 c6 12. Nc3 fxe4 13. dxe4 Be6 14. Qh5+ g6 15. Qxh7 O-O-O 16. O-O Bc4 17. Rd1 *", + "Moves": "d4e2 g1h1 d6d1 c3d1 d8d1", + "MovesSAN": "Ne2+ Kh1 Qxd1+ Nxd1 Rxd1#", + "Themes": "backRankMate discoveredAttack long mate mateIn3 middlegame" + }, + { + "FEN": "6k1/p1pp2pp/1pP1p1rr/5p2/7q/4PP1P/PPPQ1PBK/R5R1 b - - 0 19", + "PGN": "1. d4 f5 2. Nf3 Nf6 3. Bg5 e6 4. e3 Be7 5. Bc4 O-O 6. O-O Ne4 7. Bxe7 Qxe7 8. Nbd2 Nxd2 9. Qxd2 b6 10. Bd3 Bb7 11. Rfe1 Bxf3 12. gxf3 Rf6 13. Bf1 Rh6 14. Bg2 Qh4 15. h3 Nc6 16. Kh2 Rf8 17. Rg1 Rff6 18. d5 Rfg6 19. dxc6 *", + "Moves": "g6g2 g1g2 h4h3 h2g1 h3h1", + "MovesSAN": "Rxg2+ Rxg2 Qxh3+ Kg1 Qh1#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "2r3k1/5pp1/1p2b2p/pq6/4BP2/1P4P1/P1Q3P1/3R2K1 w - - 1 32", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nxe5 Nc6 4. Nf3 Bc5 5. d4 Bb6 6. e5 Qe7 7. Be2 Ne4 8. O-O O-O 9. Re1 d5 10. exd6 Nxd6 11. c3 Qf6 12. Bg5 Qg6 13. Bd3 Qh5 14. Nbd2 Bg4 15. Qc2 h6 16. Bh4 Rae8 17. Bg3 Nf5 18. Ne5 Nxg3 19. hxg3 Nxe5 20. Rxe5 Rxe5 21. dxe5 Qxe5 22. Nc4 Qc5 23. Nxb6 Qxb6 24. Re1 Be6 25. c4 Qd6 26. c5 Qc6 27. b3 a5 28. Be4 Qb5 29. Rd1 b6 30. cxb6 cxb6 31. f4 Rc8 *", + "Moves": "c2c8 e6c8 d1d8 b5e8 d8e8", + "MovesSAN": "Qxc8+ Bxc8 Rd8+ Qe8 Rxe8#", + "Themes": "endgame fork long mate mateIn3 sacrifice" + }, + { + "FEN": "r2q1r1k/1pp1n1p1/4Q2p/1P2N3/4P3/2P5/1B3RPP/R5K1 b - - 0 19", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. O-O Nf6 5. d3 h6 6. c3 a6 7. b4 Ba7 8. Bb2 d6 9. Nbd2 Be6 10. Bxe6 fxe6 11. a4 O-O 12. Qb3 d5 13. b5 axb5 14. axb5 Ne7 15. Nxe5 dxe4 16. Nxe4 Nxe4 17. Qxe6+ Kh8 18. dxe4 Bxf2+ 19. Rxf2 *", + "Moves": "a8a1 b2a1 d8d1 f2f1 d1f1", + "MovesSAN": "Rxa1+ Bxa1 Qd1+ Rf1 Qxf1#", + "Themes": "fork long mate mateIn3 middlegame" + }, + { + "FEN": "6r1/pp1q1p1k/2p4p/3p3r/5Q2/2P4P/PP3PPK/RN4R1 b - - 8 24", + "PGN": "1. e4 e6 2. Bc4 d5 3. exd5 exd5 4. Bb3 Nf6 5. Nf3 c6 6. O-O Bd6 7. h3 O-O 8. d4 Be6 9. Bg5 h6 10. Bh4 Nbd7 11. Re1 Qc7 12. Ne5 Nxe5 13. Bxf6 gxf6 14. dxe5 Bxe5 15. c3 Kh7 16. Qh5 Rg8 17. Bc2+ f5 18. Bxf5+ Bxf5 19. Qxf5+ Rg6 20. Qxe5 Qd7 21. Kh1 Rag8 22. Rg1 Rg5 23. Qf4 Rh5 24. Kh2 *", + "Moves": "g8g2 g1g2 d7h3 h2g1 h3h1", + "MovesSAN": "Rxg2+ Rxg2 Qxh3+ Kg1 Qh1#", + "Themes": "long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "2kr1q1r/1p2R3/p6p/8/2p5/K1Q5/PP6/4R3 w - - 2 31", + "PGN": "1. d4 d5 2. Nc3 Nf6 3. Nf3 e6 4. Bg5 Bd6 5. e4 dxe4 6. Nxe4 h6 7. Bxf6 gxf6 8. c4 Bb4+ 9. Ke2 f5 10. Ng3 Nc6 11. d5 exd5 12. cxd5 Qe7+ 13. Kd3 Ne5+ 14. Nxe5 Qxe5 15. Qa4+ Bd7 16. Qxb4 Qxd5+ 17. Kc3 O-O-O 18. Bc4 Qe5+ 19. Kc2 Bc6 20. Rhe1 Be4+ 21. Nxe4 fxe4 22. f3 Qxh2 23. Rxe4 Qxg2+ 24. Re2 Qxf3 25. Rae1 Qf5+ 26. Kb3 c5 27. Qc3 a6 28. Bxf7 Qxf7+ 29. Ka3 c4 30. Re7 Qf8 *", + "Moves": "c3c4 c8b8 c4c7 b8a7 c7b7", + "MovesSAN": "Qxc4+ Kb8 Qc7+ Ka7 Qxb7#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "8/8/2q5/8/3b1Q2/4N2k/P4K2/8 b - - 2 51", + "PGN": "1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 h6 6. Bxf6 Bxf6 7. Nf3 O-O 8. Qc2 b6 9. h4 Ba6 10. g4 Bxc4 11. Bxc4 dxc4 12. g5 Be7 13. gxh6 gxh6 14. O-O-O Nd7 15. Rdg1+ Kh8 16. Rg2 Nf6 17. Rhg1 Rg8 18. Ne5 Qe8 19. f4 Rxg2 20. Qxg2 Qg8 21. Qxg8+ Rxg8 22. Nxf7+ Kh7 23. Rxg8 Nxg8 24. h5 Nf6 25. d5 exd5 26. Ne5 Bc5 27. Kd2 d4 28. exd4 Bxd4 29. Nxc4 Nxh5 30. Nd5 c6 31. Ne7 Nxf4 32. Nxc6 Bf6 33. Ke3 Ne6 34. Nxa7 Kg6 35. Nc6 h5 36. Nxb6 Kf5 37. b4 h4 38. Kf3 Ng5+ 39. Kg2 Kg4 40. Nd5 h3+ 41. Kh1 Bb2 42. b5 Ne4 43. b6 Kg3 44. b7 Nf2+ 45. Kg1 h2+ 46. Kf1 h1=Q+ 47. Ke2 Qe4+ 48. Ne3 Qxc6 49. b8=Q+ Kh3 50. Kxf2 Bd4 51. Qf4 *", + "Moves": "c6g2 f2e1 d4c3 e1d1 g2d2", + "MovesSAN": "Qg2+ Ke1 Bc3+ Kd1 Qd2#", + "Themes": "endgame exposedKing long master mate mateIn3 pin" + }, + { + "FEN": "2Q5/8/1p1k2P1/2p5/2K2P2/r7/2P5/r7 b - - 0 50", + "PGN": "1. e4 b6 2. Nf3 Bb7 3. Nc3 e6 4. d4 Bb4 5. Bd2 Bxc3 6. Bxc3 Bxe4 7. d5 Nf6 8. dxe6 fxe6 9. Ng5 Bg6 10. Bd3 Nc6 11. Bxg6+ hxg6 12. Qf3 Qe7 13. O-O-O O-O-O 14. h3 Kb8 15. Rhe1 Nd5 16. Ne4 Nxc3 17. Qxc3 Rh5 18. Kb1 Ra5 19. f4 Nb4 20. a3 Nd5 21. Qf3 Nf6 22. Nxf6 gxf6 23. g4 Qc5 24. Re3 Rb5 25. Rc3 Qe7 26. Rd4 d5 27. Qd3 Qd7 28. Qxg6 c5 29. Rd1 d4 30. Qxf6 dxc3 31. Rxd7 Rxb2+ 32. Ka1 Rxd7 33. Qe5+ Kb7 34. Qxc3 Rb5 35. Qf3+ Ka6 36. Qe2 Rd4 37. Qxe6 Rd1+ 38. Ka2 Rbb1 39. Qc4+ Kb7 40. Qe4+ Kc7 41. Qe7+ Kc6 42. Qxa7 Ra1+ 43. Kb2 Rdb1+ 44. Kc3 Rh1 45. Qa8+ Kd6 46. Qb8+ Kc6 47. Qc8+ Kd6 48. g5 Rxh3+ 49. Kc4 Rhxa3 50. g6 *", + "Moves": "b6b5 c4b5 a1b1 b5c4 b1b4", + "MovesSAN": "b5+ Kxb5 Rb1+ Kc4 Rb4#", + "Themes": "attraction endgame long mate mateIn3 queenRookEndgame" + }, + { + "FEN": "7k/4R3/7p/5Kp1/6P1/5P1r/8/8 w - - 6 56", + "PGN": "1. e4 e5 2. Bc4 Nf6 3. Nf3 Nc6 4. d4 exd4 5. O-O d6 6. Nxd4 Nxd4 7. Qxd4 Be7 8. Re1 Be6 9. Bxe6 fxe6 10. e5 dxe5 11. Qxe5 Qd7 12. Qxe6 Qxe6 13. Rxe6 Kf7 14. Re1 Rhd8 15. Bf4 Bd6 16. Bxd6 Rxd6 17. Nc3 c6 18. Ne4 Nxe4 19. Rxe4 Re8 20. Rxe8 Kxe8 21. Re1+ Kf7 22. Kf1 Rd2 23. Re2 Rd1+ 24. Re1 Rd2 25. Rc1 c5 26. Ke1 Rd4 27. f3 b5 28. c3 Rd3 29. Ke2 c4 30. b3 g5 31. a4 a6 32. bxc4 bxc4 33. g4 Kg6 34. Rb1 Kg7 35. Rb7+ Kg6 36. Rb6+ Kg7 37. Rxa6 Rxc3 38. Ra7+ Kg6 39. Rc7 Rc2+ 40. Ke3 c3 41. Kd3 Ra2 42. Rxc3 Rxa4 43. Rc4 Ra2 44. Rc2 Ra3+ 45. Ke4 Ra4+ 46. Kd5 Ra5+ 47. Rc5 Ra2 48. Rc6+ Kg7 49. Rc7+ Kg6 50. Ke5 Rxh2 51. Rc6+ Kg7 52. Kf5 h6 53. Rg6+ Kh7 54. Re6 Rh3 55. Re7+ Kh8 *", + "Moves": "f5g6 h3f3 e7e8 f3f8 e8f8", + "MovesSAN": "Kg6 Rxf3 Re8+ Rf8 Rxf8#", + "Themes": "endgame exposedKing long mate mateIn3 rookEndgame" + }, + { + "FEN": "4r1k1/6pp/8/2pPq3/1p2b3/5Q2/1P4PP/5RK1 w - - 2 31", + "PGN": "1. e4 e5 2. Nf3 d6 3. d4 exd4 4. Nxd4 Be7 5. Be2 c5 6. Nf3 Qa5+ 7. Nc3 Nc6 8. O-O Nf6 9. Bd2 Qb6 10. Nd5 Nxd5 11. exd5 Ne5 12. Nxe5 dxe5 13. Bc3 Bd6 14. Bf3 O-O 15. Qd3 Qc7 16. Be4 f5 17. Bf3 e4 18. Bxe4 fxe4 19. Qxe4 Bf5 20. Qh4 Rae8 21. Rae1 Bxc2 22. Rxe8 Rxe8 23. Qh5 Bg6 24. Qh3 b5 25. a3 a5 26. f4 b4 27. axb4 axb4 28. Be5 Bxe5 29. fxe5 Qxe5 30. Qf3 Be4 *", + "Moves": "f3f7 g8h8 f7f8 e8f8 f1f8", + "MovesSAN": "Qf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "8/8/8/3P1pp1/1RP2k2/5P1K/P2r4/8 b - - 4 46", + "PGN": "1. d4 c6 2. e4 d5 3. exd5 cxd5 4. Nf3 Bg4 5. Nc3 Nf6 6. Bd3 Nc6 7. Be3 e6 8. h3 Bh5 9. g4 Bg6 10. Bxg6 hxg6 11. Qd2 Nxg4 12. O-O-O Nxe3 13. Qxe3 a6 14. Rde1 Be7 15. Kb1 b5 16. Ne5 Nxe5 17. Qxe5 Bf6 18. Qxd5 Qxd5 19. Nxd5 Rc8 20. Nxf6+ gxf6 21. c3 O-O 22. h4 Kg7 23. h5 Rh8 24. hxg6 fxg6 25. Rxh8 Rxh8 26. Rxe6 Ra8 27. Kc2 Kf7 28. Rb6 g5 29. Kd3 Kg6 30. Ke3 Kf5 31. f3 Re8+ 32. Kf2 Rh8 33. Kg2 Re8 34. Kf2 Rh8 35. Rxa6 Rh2+ 36. Ke3 Rxb2 37. Ra3 Rb1 38. Rb3 Re1+ 39. Kf2 Ra1 40. Rxb5+ Kf4 41. Rb2 f5 42. d5 Rh1 43. Kg2 Rd1 44. c4 Rd3 45. Rb4 Rd2+ 46. Kh3 *", + "Moves": "g5g4 f3g4 f5g4 h3h4 d2h2", + "MovesSAN": "g4+ fxg4 fxg4+ Kh4 Rh2#", + "Themes": "endgame exposedKing long mate mateIn3 rookEndgame" + }, + { + "FEN": "r1b2k2/pp1p1ppp/2n5/8/2q2P2/2P5/P1PQ2PP/4R2K w - - 2 19", + "PGN": "1. d4 c5 2. Nf3 cxd4 3. Nxd4 e5 4. Nf3 Nf6 5. Bg5 Be7 6. Nxe5 Qa5+ 7. Nc3 Qxe5 8. f4 Qa5 9. e4 Nxe4 10. Bxe7 Nxc3 11. Qd2 Kxe7 12. bxc3 Nc6 13. Bc4 Re8 14. O-O Qc5+ 15. Kh1 Qxc4 16. Rfe1+ Kf8 17. Rxe8+ Kxe8 18. Re1+ Kf8 *", + "Moves": "d2d6 c6e7 d6e7 f8g8 e7d8", + "MovesSAN": "Qd6+ Ne7 Qxe7+ Kg8 Qd8#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "r4bk1/5pp1/pp1rp2p/4q1NQ/5R1P/8/1PP3P1/7K w - - 0 29", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e6 7. a4 Nc6 8. Be3 Be7 9. O-O O-O 10. f4 Qc7 11. Bf3 Bd7 12. Kh1 Nxd4 13. Bxd4 Bc6 14. Qe2 b6 15. Rad1 Rfe8 16. e5 dxe5 17. fxe5 Nd7 18. Bxc6 Qxc6 19. Ne4 Qxa4 20. Qg4 Bf8 21. Bc3 Qc6 22. Ng5 Re7 23. Rd6 Qb5 24. Rf3 Nxe5 25. Qh5 h6 26. Rf4 Rd7 27. Bxe5 Qxe5 28. h4 Rxd6 *", + "Moves": "h5f7 g8h8 f7f8 a8f8 f4f8", + "MovesSAN": "Qxf7+ Kh8 Qxf8+ Rxf8 Rxf8#", + "Themes": "deflection long mate mateIn3 middlegame" + }, + { + "FEN": "8/1k6/p2q4/4p1Q1/3nP2p/7P/5PPB/6K1 b - - 0 45", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. Nc3 Bd7 6. a3 b5 7. Bb3 Nf6 8. Ng5 Be6 9. Bxe6 fxe6 10. Nxe6 Qe7 11. Nxf8 Qxf8 12. d3 Qe7 13. Bg5 h6 14. Bh4 g5 15. Bg3 O-O-O 16. h3 Qd7 17. b4 h5 18. Nd5 Qe6 19. Nxf6 Qxf6 20. c3 h4 21. Bh2 Rhf8 22. O-O Kb7 23. a4 Na7 24. d4 c6 25. axb5 Nxb5 26. Qa4 Ra8 27. dxe5 dxe5 28. Qd1 Rfd8 29. Qe1 Rd3 30. c4 Nd6 31. Qe2 Rd4 32. b5 cxb5 33. cxb5 Nxb5 34. Rab1 Kb6 35. Rfd1 Rad8 36. Qe3 Qd6 37. Rxd4 Qxd4 38. Qb3 Qc5 39. Qb2 Rd4 40. Qe2 Kc6 41. Qe3 Qd6 42. Rc1+ Kb6 43. Rd1 Kb7 44. Rxd4 Nxd4 45. Qxg5 *", + "Moves": "d4e2 g1h1 d6d1 h2g1 d1g1", + "MovesSAN": "Ne2+ Kh1 Qd1+ Bg1 Qxg1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "6k1/5pp1/7p/Q2R4/1p6/4PP1P/5PK1/2r1q3 w - - 1 41", + "PGN": "1. d4 d5 2. Bf4 c6 3. Nf3 Nf6 4. e3 Bf5 5. Nbd2 e6 6. h3 Bd6 7. Bxd6 Qxd6 8. Be2 Nbd7 9. O-O h6 10. c4 O-O 11. a3 Rfe8 12. Rc1 e5 13. dxe5 Nxe5 14. cxd5 cxd5 15. Nxe5 Qxe5 16. Nf3 Qxb2 17. Nd4 Bg6 18. Bb5 Rec8 19. Rxc8+ Rxc8 20. Qf3 Qxa3 21. Qf4 a6 22. Be2 Qe7 23. Bf3 Qc7 24. Qh4 Re8 25. Rd1 b5 26. Ne2 Be4 27. Nf4 Bxf3 28. gxf3 Qc2 29. Rd4 Qf5 30. Kh2 a5 31. Qg3 b4 32. Nd3 Qg6 33. Qc7 Ra8 34. Nf4 Qb1 35. Qb7 Rf8 36. Qb5 Qa1 37. Nxd5 Nxd5 38. Rxd5 Qe1 39. Kg2 Rc8 40. Qxa5 Rc1 *", + "Moves": "d5d8 g8h7 a5f5 g7g6 f5f7", + "MovesSAN": "Rd8+ Kh7 Qf5+ g6 Qxf7#", + "Themes": "endgame long master mate mateIn3" + }, + { + "FEN": "8/1R6/4knB1/p6p/2p5/6P1/PP1r1PP1/6K1 b - - 0 41", + "PGN": "1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Nc3 c6 5. Bg5 Be7 6. e3 O-O 7. Rc1 Nbd7 8. Bd3 Re8 9. O-O Nf8 10. Ne5 N6d7 11. Bf4 Nxe5 12. Bxe5 Bd6 13. Bxd6 Qxd6 14. cxd5 exd5 15. Qc2 Be6 16. Na4 Rac8 17. Nc5 b6 18. Nxe6 fxe6 19. Qa4 a5 20. Rc2 e5 21. Bf5 Rc7 22. Rfc1 exd4 23. Qxd4 c5 24. Qh4 g6 25. Bh3 Re4 26. Qg3 Qxg3 27. hxg3 d4 28. exd4 Rxd4 29. Re2 Kg7 30. Rce1 Rf7 31. Re7 h5 32. R7e2 Nh7 33. Be6 Re7 34. Bb3 Rxe2 35. Rxe2 c4 36. Bc2 Nf6 37. Re7+ Kf8 38. Re6 Kf7 39. Rxb6 Rd2 40. Rb7+ Ke6 41. Bxg6 *", + "Moves": "d2d1 g1h2 f6g4 h2h3 d1h1", + "MovesSAN": "Rd1+ Kh2 Ng4+ Kh3 Rh1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "7k/1pp3r1/1pn3P1/4p3/6Q1/2P2P2/1r4PK/1q6 w - - 1 34", + "PGN": "1. e4 e5 2. Nc3 Nc6 3. Nf3 Bc5 4. Be2 d6 5. Na4 Bb6 6. Nxb6 axb6 7. O-O Nf6 8. d3 h6 9. h3 O-O 10. Nh2 d5 11. exd5 Nxd5 12. c3 Bf5 13. Qb3 Nf4 14. Qc2 Nxe2+ 15. Qxe2 Bxd3 16. Qg4 Bxf1 17. Bxh6 Qf6 18. Bg5 Qg6 19. Rxf1 Rxa2 20. Nf3 Rxb2 21. Nh4 Qh7 22. Nf5 Qg6 23. h4 f6 24. Rd1 fxg5 25. Nxg7 Qxg7 26. Rd7 Qg6 27. f3 Qf5 28. Qc4+ Kh8 29. hxg5 Qxd7 30. Qh4+ Qh7 31. Qg4 Qb1+ 32. Kh2 Rf7 33. g6 Rg7 *", + "Moves": "g4h3 h8g8 h3c8 c6d8 c8d8", + "MovesSAN": "Qh3+ Kg8 Qc8+ Nd8 Qxd8#", + "Themes": "endgame exposedKing long mate mateIn3" + }, + { + "FEN": "1rr3k1/p1q2pb1/b5p1/3p1pP1/7Q/2Pp3R/PP1N1PP1/2K4R w - - 2 23", + "PGN": "1. e4 c5 2. Nf3 g6 3. Bc4 Bg7 4. c3 e6 5. d3 Ne7 6. Bg5 O-O 7. h4 h6 8. Nbd2 hxg5 9. hxg5 d5 10. Bb3 Nbc6 11. Qe2 b5 12. e5 c4 13. dxc4 bxc4 14. Bc2 Qc7 15. O-O-O Nxe5 16. Rh3 Rb8 17. Rdh1 Ba6 18. Nd4 Nd3+ 19. Bxd3 cxd3 20. Qg4 Nf5 21. Nxf5 exf5 22. Qh4 Rfc8 *", + "Moves": "h4h8 g7h8 h3h8 g8g7 h1h7", + "MovesSAN": "Qh8+ Bxh8 Rxh8+ Kg7 R1h7#", + "Themes": "kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "7k/pR6/1b5K/5r2/8/5P1P/8/8 w - - 0 35", + "PGN": "1. e4 c6 2. Nf3 d5 3. exd5 cxd5 4. d4 Nc6 5. c4 Bg4 6. Be2 Nf6 7. c5 Bxf3 8. Bxf3 e5 9. dxe5 Nxe5 10. O-O Bxc5 11. Bg5 O-O 12. Bxf6 Qxf6 13. Qxd5 Nxf3+ 14. Qxf3 Qxf3 15. gxf3 Rfe8 16. Nc3 Rad8 17. Rad1 h6 18. Ne4 Bd4 19. b3 Bb6 20. Kg2 Re5 21. h3 Red5 22. Rxd5 Rxd5 23. Rc1 f5 24. Ng3 Rd2 25. Rc8+ Kh7 26. Nxf5 Rxf2+ 27. Kg3 Rxa2 28. Re8 Ra3 29. Re7 Rxb3 30. Rxg7+ Kh8 31. Kg4 Rb1 32. Rxb7 Rg1+ 33. Kh5 Rg5+ 34. Kxh6 Rxf5 *", + "Moves": "b7b8 b6d8 b8d8 f5f8 d8f8", + "MovesSAN": "Rb8+ Bd8 Rxd8+ Rf8 Rxf8#", + "Themes": "endgame exposedKing long mate mateIn3" + }, + { + "FEN": "6k1/1R3p1p/3p2p1/3Nb3/3nP1K1/6P1/7r/5R2 b - - 3 40", + "PGN": "1. e4 e6 2. c4 Nc6 3. Nc3 g6 4. d4 Bg7 5. Be3 Qf6 6. e5 Qe7 7. g3 Qb4 8. Qd2 Qxc3 9. Qxc3 Nge7 10. Bg2 O-O 11. Ne2 d6 12. exd6 cxd6 13. O-O Bd7 14. Qd2 Rfd8 15. b3 Rac8 16. d5 exd5 17. Rad1 dxc4 18. bxc4 Nf5 19. Nf4 b6 20. Rfe1 Ne5 21. Qd5 Bc6 22. Qd2 Nxc4 23. Qc1 Bxg2 24. Kxg2 Ncxe3+ 25. fxe3 Rxc1 26. Rxc1 Re8 27. e4 Nd4 28. Nd5 Be5 29. a3 a5 30. Rb1 b5 31. Nc7 Rb8 32. Na6 Rb6 33. Nc7 b4 34. axb4 axb4 35. Nd5 Ra6 36. Rxb4 Ra2+ 37. Kh3 Nf3 38. Rf1 Rxh2+ 39. Kg4 Nd4 40. Rb7 *", + "Moves": "h7h5 g4g5 d4e6 g5h6 e5g7", + "MovesSAN": "h5+ Kg5 Ne6+ Kh6 Bg7#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "6k1/5ppp/1rp5/2p5/2Kp4/3P4/1B2r3/R7 w - - 0 39", + "PGN": "1. b4 d5 2. Bb2 a6 3. e3 Nc6 4. a3 e5 5. c4 d4 6. Nf3 Bg4 7. Be2 Nf6 8. h3 Bh5 9. b5 axb5 10. cxb5 Na5 11. exd4 Bxf3 12. Bxf3 exd4 13. Qe2+ Be7 14. b6 c6 15. O-O O-O 16. Re1 Bc5 17. Qd3 Bxb6 18. Qc2 Qd6 19. d3 Rad8 20. Nd2 Bc7 21. g3 c5 22. Qa4 Nc6 23. Nc4 Qd7 24. Bxc6 bxc6 25. Qc2 Qxh3 26. a4 Ng4 27. f3 Qxg3+ 28. Qg2 Qh2+ 29. Qxh2 Nxh2 30. a5 Nxf3+ 31. Kf2 Nxe1 32. Kxe1 Rfe8+ 33. Kd2 Bf4+ 34. Kc2 Re2+ 35. Kb3 Rb8+ 36. Nb6 Bc7 37. Kc4 Bxb6 38. axb6 Rxb6 *", + "Moves": "a1a8 b6b8 a8b8 e2e8 b8e8", + "MovesSAN": "Ra8+ Rb8 Rxb8+ Re8 Rxe8#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "7r/pp1k4/2nb3r/3p1N2/3P2pq/2P5/PP3PB1/RN1QR1K1 b - - 0 26", + "PGN": "1. e4 c6 2. Nf3 d5 3. exd5 cxd5 4. d4 Nc6 5. c3 Nf6 6. Be2 Bg4 7. O-O e6 8. h3 Bd6 9. hxg4 Nxg4 10. Bg5 f6 11. Bh4 g5 12. Bg3 Be7 13. Nh2 Nh6 14. Bh5+ Kd7 15. Ng4 Nf5 16. Ne3 Nd6 17. Bxd6 Bxd6 18. Bg4 f5 19. Be2 h5 20. Bxh5 Qf6 21. g4 Rh6 22. gxf5 exf5 23. Bf3 g4 24. Bg2 Qh4 25. Re1 Rah8 26. Nxf5 *", + "Moves": "h4h1 g2h1 h6h1 g1g2 h8h2", + "MovesSAN": "Qh1+ Bxh1 Rxh1+ Kg2 R8h2#", + "Themes": "kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "2kr2r1/pb3Q1p/1n2R3/1p6/8/1P3P2/PP3RPP/7K b - - 0 23", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Qf3 Qd6 4. Bc4 e6 5. Nc3 c6 6. Nh3 Nf6 7. Ng5 b5 8. Nce4 Qc7 9. Nxf6+ gxf6 10. Bb3 fxg5 11. d4 Nd7 12. Bxg5 Nb6 13. O-O Bb7 14. Bf4 Bd6 15. Be5 Rg8 16. Bxd6 Qxd6 17. Rae1 O-O-O 18. Qxf7 c5 19. f3 c4 20. Rxe6 Qxd4+ 21. Kh1 cxb3 22. cxb3 Qf2 23. Rxf2 *", + "Moves": "d8d1 e6e1 d1e1 f2f1 e1f1", + "MovesSAN": "Rd1+ Re1 Rxe1+ Rf1 Rxf1#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "4rrk1/p4q1p/6p1/2Q5/3B4/1N2P2R/P5PP/R5K1 b - - 2 29", + "PGN": "1. f4 Nc6 2. Nf3 d5 3. e3 Nf6 4. c4 e6 5. b3 Be7 6. Bb2 O-O 7. d4 Ne4 8. Bd3 Bf6 9. O-O b6 10. Nbd2 Nb4 11. Nxe4 Nxd3 12. Nxf6+ Qxf6 13. Qxd3 Ba6 14. Ne5 Rad8 15. Rf3 c5 16. Rh3 g6 17. Qd2 dxc4 18. bxc4 Qg7 19. Qe1 f6 20. Nc6 Rde8 21. dxc5 bxc5 22. Na5 Qc7 23. Qh4 e5 24. fxe5 fxe5 25. Nb3 Bxc4 26. Qxc4+ Kh8 27. Qxc5 Qf7 28. Bxe5+ Kg8 29. Bd4 *", + "Moves": "f7f2 g1h1 f2f1 a1f1 f8f1", + "MovesSAN": "Qf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "5rk1/6pp/bQ2pr2/p3N3/2PP4/4q3/PP4PP/R3R2K b - - 3 22", + "PGN": "1. d4 d5 2. Nf3 Nf6 3. Bf4 e6 4. e3 Bd6 5. Bg3 O-O 6. Nbd2 Ne4 7. Bd3 f5 8. Be5 Bxe5 9. Nxe5 Nd7 10. Ndf3 Nxe5 11. Nxe5 Qg5 12. O-O Rf6 13. Qe2 b6 14. Bxe4 dxe4 15. Qc4 a5 16. Qxc7 Ba6 17. c4 f4 18. exf4 Qxf4 19. Qxb6 e3 20. fxe3 Qxe3+ 21. Kh1 Raf8 22. Rfe1 *", + "Moves": "e3e1 a1e1 f6f1 e1f1 f8f1", + "MovesSAN": "Qxe1+ Rxe1 Rf1+ Rxf1 Rxf1#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "6k1/1pQ2ppp/p4n2/8/8/1P1Pq1BP/2P2RPK/4r3 b - - 0 29", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. Nc3 Bb4 5. d3 d6 6. h3 a6 7. Ba4 Be6 8. Bb3 Bxb3 9. axb3 d5 10. exd5 Nxd5 11. O-O Nxc3 12. bxc3 Bxc3 13. Rb1 O-O 14. Be3 Re8 15. Nd2 Bxd2 16. Qxd2 Qd6 17. Rbd1 Rad8 18. Kh1 Re6 19. f4 exf4 20. Bxf4 Qd7 21. Qf2 Rde8 22. Rde1 Nb4 23. Rxe6 Rxe6 24. Qd2 Nd5 25. Bg3 Qe7 26. Rf2 Re1+ 27. Kh2 Qe3 28. Qa5 Nf6 29. Qxc7 *", + "Moves": "f6g4 h3g4 e3h6 g3h4 h6h4", + "MovesSAN": "Ng4+ hxg4 Qh6+ Bh4 Qxh4#", + "Themes": "endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "2rq2rk/p1pp4/bp2p1P1/4P2n/3P2Q1/P1n3P1/2P2PB1/R3K3 w Q - 0 21", + "PGN": "1. e4 b6 2. d4 Bb7 3. Nc3 e6 4. g3 Bb4 5. Bg2 Nf6 6. Qe2 Ba6 7. Qd1 Nc6 8. a3 Bxc3+ 9. bxc3 O-O 10. e5 Nd5 11. Qg4 Nce7 12. h4 Nxc3 13. Bh6 Nf5 14. Bxg7 Nxg7 15. h5 Kh8 16. Nf3 Rc8 17. Nh4 Rg8 18. Ng6+ fxg6 19. hxg6 h5 20. Rxh5+ Nxh5 *", + "Moves": "g4h5 h8g7 h5h7 g7f8 h7f7", + "MovesSAN": "Qxh5+ Kg7 Qh7+ Kf8 Qf7#", + "Themes": "exposedKing kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "5k1r/5pp1/1Q2p1p1/3p4/3Pnq2/2P2N2/PP4PP/R4RK1 b - - 0 22", + "PGN": "1. d4 d5 2. e3 Nf6 3. f4 c5 4. Nf3 Nc6 5. c3 Bg4 6. Bd3 cxd4 7. exd4 e6 8. O-O Be7 9. Qb3 Rb8 10. Ne5 Bh5 11. Qa4 Bg6 12. Nxc6 bxc6 13. Qxc6+ Kf8 14. Bxg6 hxg6 15. Nd2 Rb6 16. Qa4 Bd6 17. Nf3 Ne4 18. Ne5 Qh4 19. Nf3 Qh6 20. Qxa7 Bxf4 21. Bxf4 Qxf4 22. Qxb6 *", + "Moves": "f4e3 f1f2 e3f2 g1h1 e4g3", + "MovesSAN": "Qe3+ Rf2 Qxf2+ Kh1 Ng3#", + "Themes": "kingsideAttack long mate mateIn3 middlegame pin" + }, + { + "FEN": "4rrk1/pppn1p2/2np2pp/8/2P2q1P/P2QP3/1PB2P2/2R1K1R1 w - - 0 21", + "PGN": "1. d4 Nf6 2. c4 e5 3. Nc3 exd4 4. Qxd4 Nc6 5. Qd1 Bc5 6. Nf3 O-O 7. Bg5 h6 8. Bh4 Be7 9. e3 d6 10. Bd3 Bg4 11. Bc2 Ne5 12. Nd5 Nxd5 13. Bxe7 Nxe7 14. Rc1 Bxf3 15. gxf3 N7c6 16. Rg1 Qf6 17. f4 Nd7 18. a3 Rae8 19. Qd3 g6 20. h4 Qxf4 *", + "Moves": "g1g6 f7g6 d3g6 g8h8 g6h7", + "MovesSAN": "Rxg6+ fxg6 Qxg6+ Kh8 Qh7#", + "Themes": "kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "5r2/1pq2p1k/pb3Bpp/3p4/3Pr3/2P3RQ/PP4PP/7K w - - 0 28", + "PGN": "1. e4 e5 2. f4 exf4 3. Nf3 Bc5 4. d4 Bb6 5. Bc4 d6 6. O-O Bg4 7. Bxf4 Nf6 8. Bg5 O-O 9. c3 Nbd7 10. Nbd2 h6 11. Bh4 Qe8 12. Re1 a6 13. Qc2 Bh5 14. e5 dxe5 15. Nxe5 Nxe5 16. Rxe5 Qxe5 17. Kh1 Qd6 18. Rf1 Bg6 19. Qxg6 Nd5 20. Qf5 c6 21. Ne4 Qc7 22. Rf3 Rae8 23. Rg3 Kh8 24. Bxd5 cxd5 25. Qg4 g6 26. Bf6+ Kh7 27. Qh3 Rxe4 *", + "Moves": "h3h6 h7h6 g3h3 e4h4 h3h4", + "MovesSAN": "Qxh6+ Kxh6 Rh3+ Rh4 Rxh4#", + "Themes": "attraction long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "2r1R3/8/p7/4Q3/6P1/2q3k1/P7/6K1 b - - 11 45", + "PGN": "1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 O-O 6. Bd3 a6 7. Nf3 dxc4 8. Bxc4 b5 9. Bd3 Bb7 10. Rc1 Nbd7 11. Bb1 c5 12. dxc5 Nxc5 13. Qc2 g6 14. O-O Rc8 15. Qe2 Re8 16. Ne5 b4 17. Nd3 bxc3 18. Nxc5 Bxc5 19. bxc3 Be7 20. e4 Nh5 21. Bxe7 Qxe7 22. e5 Ng7 23. Rfd1 Nf5 24. g4 Nh4 25. Be4 Bxe4 26. Qxe4 Qg5 27. Rc2 h5 28. h3 hxg4 29. hxg4 f5 30. exf6 Qxf6 31. f4 g5 32. fxg5 Qxg5 33. Rd7 Ng6 34. Rf2 Re7 35. Rxe7 Nxe7 36. Qxe6+ Kg7 37. Rf7+ Kh8 38. Rxe7 Qc1+ 39. Qe1 Qxc3 40. Re8+ Kg7 41. Qe7+ Kg6 42. Qe6+ Kg5 43. Qf5+ Kh4 44. Qh5+ Kg3 45. Qe5+ *", + "Moves": "c3e5 e8e5 c8c1 e5e1 c1e1", + "MovesSAN": "Qxe5 Rxe5 Rc1+ Re1 Rxe1#", + "Themes": "clearance endgame exposedKing long mate mateIn3" + }, + { + "FEN": "r1b2rk1/2p3pp/p2q1p2/3N2B1/1p1nPpP1/1B1PbP2/PP4QP/R3K2R w KQ - 0 19", + "PGN": "1. e4 d5 2. Nc3 d4 3. Nb1 e5 4. c3 Nc6 5. Bb5 Nf6 6. f3 Bc5 7. d3 O-O 8. Bg5 Qd6 9. Ne2 Nh5 10. g4 Nf4 11. Nxf4 exf4 12. Qd2 dxc3 13. Nxc3 Be3 14. Qc2 Nd4 15. Qg2 a6 16. Bc4 b5 17. Bb3 b4 18. Nd5 f6 *", + "Moves": "d5e7 g8h8 e7g6 h7g6 g2h3", + "MovesSAN": "Ne7+ Kh8 Ng6+ hxg6 Qh3#", + "Themes": "doubleCheck kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "8/p3kpp1/7p/r2p4/3N4/2Pn1P2/3RN1PP/6K1 b - - 0 37", + "PGN": "1. d4 d5 2. Bf4 Nf6 3. e3 Bf5 4. Bd3 Bxd3 5. Qxd3 e6 6. Qb5+ Nbd7 7. Qxb7 Bd6 8. Qb3 Bxf4 9. exf4 Nh5 10. Ne2 Qf6 11. Qf3 Qg6 12. c3 Nhf6 13. Nd2 Qc2 14. O-O Qxb2 15. Nb3 Qa3 16. f5 exf5 17. Qxf5 O-O 18. Nd2 Qb2 19. Qd3 Rab8 20. a4 Qb6 21. Nf3 h6 22. Ng3 c5 23. dxc5 Nxc5 24. Qd4 Nb3 25. Qxb6 Rxb6 26. Rab1 Rfb8 27. Rbd1 Nc5 28. a5 Ra6 29. Ra1 Rb5 30. Rfc1 Rbxa5 31. Rxa5 Rxa5 32. Nd4 Nfe4 33. Nge2 Nd3 34. Rb1 Nd2 35. Rd1 Kf8 36. f3 Ke7 37. Rxd2 *", + "Moves": "a5a1 e2c1 a1c1 d2d1 c1d1", + "MovesSAN": "Ra1+ Nc1 Rxc1+ Rd1 Rxd1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "r4Bk1/5pp1/1bb4p/4P3/2Bp1R1P/3P2P1/1P1R1P2/6K1 b - - 0 32", + "PGN": "1. e4 e5 2. Nf3 Bd6 3. Bc4 h6 4. Nc3 c6 5. d4 Qe7 6. O-O Bc7 7. d5 cxd5 8. Qxd5 Nf6 9. Qb5 a6 10. Qb3 Nc6 11. Re1 O-O 12. a4 Nd4 13. Nxd4 exd4 14. Nd5 Nxd5 15. Bxd5 Qf6 16. Qc4 Bb6 17. Qd3 d6 18. Bd2 Qg6 19. Bb4 Bd7 20. e5 Qxd3 21. cxd3 Rfe8 22. Bxd6 Bf5 23. Rad1 Rad8 24. Bxb7 Bd7 25. Bxa6 Bxa4 26. Rd2 Rb8 27. Bc4 Ra8 28. Re4 Bc6 29. Rf4 Rf8 30. g3 Ra2 31. h4 Raa8 32. Bxf8 *", + "Moves": "a8a1 d2d1 a1d1 g1h2 d1h1", + "MovesSAN": "Ra1+ Rd1 Rxd1+ Kh2 Rh1#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "r2r3k/pp3Qpp/1nq5/3Rp1P1/2P1P3/7P/4B3/5R1K w - - 5 26", + "PGN": "1. e4 c5 2. d4 cxd4 3. Qxd4 e5 4. Qd1 Nf6 5. Bd3 Nc6 6. c4 Bb4+ 7. Bd2 Bxd2+ 8. Nxd2 O-O 9. Ne2 d6 10. f4 Bg4 11. O-O Bxe2 12. Qxe2 Nd4 13. Qd1 Qb6 14. Kh1 Qxb2 15. Nb3 Nxb3 16. axb3 Qd4 17. fxe5 dxe5 18. Qf3 Rfd8 19. Rad1 Qb6 20. h3 Qxb3 21. g4 Qb6 22. g5 Nd7 23. Qxf7+ Kh8 24. Be2 Qc6 25. Rd5 Nb6 *", + "Moves": "d5d8 a8d8 f7f8 d8f8 f1f8", + "MovesSAN": "Rxd8+ Rxd8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r6r/Q1p3pp/3k1n2/3ppq2/Nb5P/5PB1/P4PP1/2R3K1 w - - 7 28", + "PGN": "1. d4 d5 2. Bf4 Nc6 3. Nf3 Bg4 4. c3 f6 5. b4 Bxf3 6. exf3 e5 7. dxe5 fxe5 8. Bg3 Qg5 9. Bb5 O-O-O 10. Bxc6 bxc6 11. O-O c5 12. Qa4 cxb4 13. Qxa7 bxc3 14. Qa8+ Kd7 15. Qa4+ Kc8 16. Nxc3 Nf6 17. Qa6+ Kd7 18. Qb5+ Kc8 19. Rab1 Rd6 20. Rb4 Rb6 21. Qa5 Bxb4 22. Qa8+ Rb8 23. Qa6+ Kd8 24. h4 Qf5 25. Qa7 Kd7 26. Na4 Kd6 27. Rc1 Ra8 *", + "Moves": "a7c7 d6e6 c1c6 b4d6 c6d6", + "MovesSAN": "Qxc7+ Ke6 Rc6+ Bd6 Rxd6#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "2k4r/5pp1/1Q2p3/3pP3/2rn4/1P6/P4PPP/5RK1 b - - 0 27", + "PGN": "1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Bd7 6. Bd3 cxd4 7. cxd4 Qb6 8. O-O Nxd4 9. Nbd2 a6 10. Nxd4 Qxd4 11. Nf3 Qa7 12. Ng5 Be7 13. Nxh7 O-O-O 14. Be3 Bc5 15. Bxc5 Qxc5 16. Rc1 Qxc1 17. Qxc1+ Bc6 18. Ng5 Rd7 19. Bxa6 Nh6 20. Qxc6+ Rc7 21. Bxb7+ Kb8 22. Qd6 Kxb7 23. Nf3 Nf5 24. Qb4+ Kc8 25. Nd4 Rc4 26. Qb6 Nxd4 27. b3 *", + "Moves": "d4e2 g1h1 h8h2 h1h2 c4h4", + "MovesSAN": "Ne2+ Kh1 Rxh2+ Kxh2 Rh4#", + "Themes": "anastasiaMate attraction endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "2r3k1/pb4pp/6r1/1p2b2N/n2pP2q/PN1P1Q2/2P3B1/R4RK1 w - - 0 26", + "PGN": "1. b3 d5 2. Bb2 e6 3. a3 Nf6 4. h3 Nbd7 5. d3 Be7 6. e3 O-O 7. g4 e5 8. Bg2 c6 9. Nd2 d4 10. e4 b5 11. Ne2 Bb7 12. O-O c5 13. b4 Rc8 14. Ng3 Nb6 15. bxc5 Bxc5 16. Nb3 Bd6 17. Bc1 Na4 18. g5 Nd7 19. h4 f6 20. f4 exf4 21. Bxf4 Ne5 22. gxf6 Rxf6 23. Bxe5 Bxe5 24. Nh5 Rg6 25. Qf3 Qxh4 *", + "Moves": "f3f7 g8h8 f7f8 c8f8 f1f8", + "MovesSAN": "Qf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "fork long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "6k1/3r1p1p/pQ1p1P2/1p4p1/2p2qPP/2P5/PPK5/3Rr3 w - - 0 29", + "PGN": "1. e4 e5 2. d4 exd4 3. Nf3 Nc6 4. Nxd4 Nxd4 5. Qxd4 Be7 6. Bc4 Nf6 7. Nc3 O-O 8. h3 d6 9. g4 c5 10. Qd3 Nd7 11. f4 Bh4+ 12. Kd1 a6 13. Bd2 b5 14. Bd5 c4 15. Qf3 Rb8 16. Be1 Bxe1 17. Rxe1 Bb7 18. Bxb7 Rxb7 19. Nd5 Nf6 20. c3 Re8 21. Nxf6+ Qxf6 22. Kc2 Rbe7 23. Rad1 g5 24. f5 Qe5 25. Qf2 Rd7 26. h4 Qf4 27. Qb6 Rxe4 28. f6 Rxe1 *", + "Moves": "b6b8 d7d8 b8d8 e1e8 d8e8", + "MovesSAN": "Qb8+ Rd8 Qxd8+ Re8 Qxe8#", + "Themes": "endgame kingsideAttack long mate mateIn3" + }, + { + "FEN": "5b2/pp1q2pk/2p3Rp/3p1r1Q/4rP2/2P1P2P/PP1B4/6RK w - - 10 32", + "PGN": "1. d4 d5 2. Nf3 Nf6 3. e3 Bg4 4. h3 Bh5 5. Be2 e6 6. Nbd2 Bb4 7. c3 Bd6 8. O-O O-O 9. Ne5 Bg6 10. Ndf3 Nbd7 11. Nxg6 fxg6 12. Bd3 e5 13. dxe5 Nxe5 14. Nxe5 Bxe5 15. f4 Bd6 16. Qf3 c6 17. Bd2 Qb6 18. Rab1 Rae8 19. Rfe1 g5 20. g3 gxf4 21. gxf4 Nd7 22. Qh5 h6 23. Qg6 Nf6 24. Kh1 Qc7 25. Rg1 Ne4 26. Bxe4 Rxe4 27. Rbf1 Rf6 28. Qh5 Qd7 29. Rg4 Kh7 30. Rfg1 Bf8 31. Rg6 Rf5 *", + "Moves": "g6h6 g7h6 h5g6 h7h8 g6g8", + "MovesSAN": "Rxh6+ gxh6 Qg6+ Kh8 Qg8#", + "Themes": "clearance long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "3q1rk1/5Nbn/1p1N2p1/p6p/b2pP2P/1Q4B1/1P3PP1/5K2 w - - 0 26", + "PGN": "1. d4 Nf6 2. Bf4 g6 3. e3 Bg7 4. Be2 O-O 5. h4 h5 6. Nf3 d6 7. c3 Bg4 8. Nbd2 Nbd7 9. a4 a5 10. Qb3 b6 11. Bd3 e6 12. Ng5 e5 13. Bg3 exd4 14. cxd4 d5 15. Rc1 c5 16. dxc5 Nxc5 17. Qc2 Nxd3+ 18. Qxd3 Bf5 19. Qb3 Rc8 20. O-O d4 21. e4 Bd7 22. Nc4 Nh7 23. Nd6 Rxc1 24. Ngxf7 Rxf1+ 25. Kxf1 Bxa4 *", + "Moves": "f7h6 g8h8 b3g8 f8g8 d6f7", + "MovesSAN": "Nh6+ Kh8 Qg8+ Rxg8 Ndf7#", + "Themes": "doubleCheck exposedKing kingsideAttack long master mate mateIn3 middlegame sacrifice smotheredMate" + }, + { + "FEN": "8/6pk/R7/8/4Np2/5P2/1r5r/5K2 w - - 2 58", + "PGN": "1. Nf3 Nf6 2. d4 d5 3. g3 c5 4. c3 Nc6 5. Bg2 Bf5 6. a3 e6 7. O-O Bd6 8. Nbd2 h6 9. dxc5 Bxc5 10. Nb3 Be7 11. Nbd4 Bh7 12. Nxc6 bxc6 13. c4 O-O 14. Qa4 Qb6 15. Bf4 Ne4 16. cxd5 cxd5 17. Be5 Bc5 18. e3 f6 19. Bd4 e5 20. Bxc5 Nxc5 21. Qd1 Qxb2 22. Qxd5+ Kh8 23. Qxc5 Rfc8 24. Qb4 Qxb4 25. axb4 Rab8 26. Rxa7 Rxb4 27. h4 Bf5 28. Nd2 Rb2 29. Ne4 Rcc2 30. Nd6 Bd3 31. Ra8+ Kh7 32. Be4+ Bxe4 33. Nxe4 Kg6 34. g4 h5 35. gxh5+ Kxh5 36. Rh8+ Kg6 37. h5+ Kf5 38. Ng3+ Ke6 39. Rg8 Kf7 40. Ra8 Rb4 41. Kg2 f5 42. Ra6 f4 43. exf4 exf4 44. Nf5 Rc5 45. Nd6+ Kg8 46. Kf3 Rxh5 47. Rg1 Kh7 48. Rg4 Rh3+ 49. Kg2 Rh6 50. f3 Rb2+ 51. Kg1 Rb1+ 52. Kg2 Rb2+ 53. Kg1 Rb1+ 54. Kf2 Rh2+ 55. Rg2 Rb2+ 56. Kf1 Rhxg2 57. Ne4 Rh2 *", + "Moves": "e4g5 h7h8 a6a8 b2b8 a8b8", + "MovesSAN": "Ng5+ Kh8 Ra8+ Rb8 Rxb8#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "r4k1r/pp3Pp1/2p5/3pP1P1/2P5/2b5/P3P3/1bBK1R2 w - - 0 22", + "PGN": "1. d4 d5 2. Nf3 c6 3. c4 Bg4 4. Ne5 Bh5 5. g4 Bg6 6. f4 h6 7. f5 Bh7 8. Bh3 e6 9. fxe6 Qh4+ 10. Kd2 Bb4+ 11. Nc3 Qxh3 12. exf7+ Kf8 13. Qf1 Qxf1 14. Rxf1 Nf6 15. h4 Nbd7 16. g5 hxg5 17. hxg5 Ne4+ 18. Kd1 Nxc3+ 19. bxc3 Nxe5 20. dxe5 Bxc3 21. Rb1 Bxb1 *", + "Moves": "c1a3 c3b4 a3b4 c6c5 b4c5", + "MovesSAN": "Ba3+ Bb4 Bxb4+ c5 Bxc5#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "3r2k1/5ppp/p3p3/2p5/P7/1P2RQ2/1q1r1RPP/6K1 w - - 3 27", + "PGN": "1. f4 c5 2. e3 Nc6 3. Nf3 d6 4. Bb5 Bd7 5. b3 e6 6. Bb2 Nf6 7. Bxf6 Qxf6 8. Nc3 a6 9. Be2 b5 10. Rb1 d5 11. a4 b4 12. Na2 Bd6 13. c3 bxc3 14. Nxc3 d4 15. Ne4 Qe7 16. Nxd6+ Qxd6 17. Bf1 Rd8 18. Ne5 Nxe5 19. fxe5 Qxe5 20. Be2 Bc6 21. O-O dxe3 22. Bf3 Bxf3 23. Qxf3 O-O 24. Rbe1 Rxd2 25. Rxe3 Qb2 26. Rf2 Rfd8 *", + "Moves": "f3f7 g8h8 f7f8 d8f8 f2f8", + "MovesSAN": "Qxf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "2rqr2k/4np2/6pB/p1n1p3/PpB5/1P1P1bP1/1Q2NP1P/R5K1 w - - 0 23", + "PGN": "1. e4 g6 2. Nf3 Bg7 3. Nc3 c6 4. Bc4 e6 5. d3 h6 6. O-O b5 7. Bb3 Bb7 8. a4 b4 9. Ne2 a5 10. g3 Na6 11. Kh1 Nc5 12. Ba2 d5 13. exd5 cxd5 14. c4 dxc4 15. Bxc4 Bxf3+ 16. Kg1 Ne7 17. Re1 O-O 18. Qc2 Rc8 19. b3 Bxa1 20. Bxh6 Re8 21. Rxa1 Kh8 22. Qb2+ e5 *", + "Moves": "b2e5 f7f6 e5f6 h8h7 f6g7", + "MovesSAN": "Qxe5+ f6 Qxf6+ Kh7 Qg7#", + "Themes": "exposedKing fork long mate mateIn3 middlegame" + }, + { + "FEN": "8/3R1p1k/p4Ppp/2p2q2/2P5/Pp6/1Pr5/1K1R4 w - - 4 43", + "PGN": "1. e4 e5 2. Nf3 d6 3. d4 exd4 4. Nxd4 Nf6 5. Nc3 Be7 6. Bg5 O-O 7. Qd2 c5 8. Nf5 Bxf5 9. exf5 Nc6 10. O-O-O Nd4 11. Bc4 Nxf5 12. h3 Nd4 13. Rhe1 a6 14. Bxf6 Bxf6 15. Nd5 b5 16. Nxf6+ Qxf6 17. Bd5 Rab8 18. c3 Nf5 19. Re4 b4 20. c4 b3 21. a3 Nd4 22. Rg4 Rbe8 23. Rf4 Qg6 24. g4 Re2 25. Rxd4 Rxd2 26. R4xd2 Re8 27. f4 Re3 28. f5 Qf6 29. Bg2 h6 30. Rxd6 Qe5 31. Rd8+ Kh7 32. Bf1 Qf4 33. R8d2 Qe4 34. Bd3 Qf3 35. f6+ g6 36. Bf1 Qe4 37. Bd3 Qf3 38. h4 Qxg4 39. h5 Qxh5 40. Be2 Rxe2 41. Rd7 Rc2+ 42. Kb1 Qf5 *", + "Moves": "d7f7 h7g8 f7g7 g8h8 d1d8", + "MovesSAN": "Rxf7+ Kg8 Rg7+ Kh8 Rd8#", + "Themes": "endgame long mate mateIn3 queenRookEndgame" + }, + { + "FEN": "3r3k/ppQ3p1/7p/n2R4/8/Pq3N2/5PPP/3R2K1 b - - 0 30", + "PGN": "1. e4 e5 2. Bc4 Nf6 3. Nc3 Bb4 4. d3 d5 5. exd5 Nxd5 6. Bd2 Be6 7. Nf3 Nc6 8. O-O Bxc3 9. Bxc3 Nxc3 10. bxc3 O-O 11. Bb3 Bxb3 12. cxb3 Qf6 13. Qc2 Rad8 14. Rad1 Rd6 15. Rfe1 Rfd8 16. d4 exd4 17. cxd4 h6 18. Re4 Qg6 19. Qe2 Kh7 20. a3 f5 21. Rh4 Qf6 22. Qe3 Re6 23. Qd3 Kh8 24. d5 f4 25. Qc4 Red6 26. Rxf4 Qb2 27. Re4 Na5 28. Qxc7 Qxb3 29. Red4 Rxd5 30. Rxd5 *", + "Moves": "b3d1 d5d1 d8d1 f3e1 d1e1", + "MovesSAN": "Qxd1+ Rxd1 Rxd1+ Ne1 Rxe1#", + "Themes": "backRankMate long mate mateIn3 middlegame xRayAttack" + }, + { + "FEN": "Q1bk3r/1Bp2p2/1p5p/8/2PP2n1/P2pq1P1/R2N2KB/5R2 b - - 6 28", + "PGN": "1. d4 d5 2. c4 e5 3. dxe5 d4 4. Nf3 Nc6 5. Nbd2 Bf5 6. Nb3 Qe7 7. a3 O-O-O 8. Bf4 h6 9. h3 g5 10. Bh2 Nxe5 11. Nxe5 d3 12. e3 Bg7 13. Nf3 Bxb2 14. Ra2 Bc3+ 15. Nbd2 g4 16. hxg4 Bxg4 17. Qb3 Bd4 18. Nxd4 Rxd4 19. g3 Nf6 20. Bg2 b6 21. Qb5 Bd7 22. Qa6+ Kd8 23. Qxa7 Ng4 24. O-O Nxf2 25. exd4 Ng4 26. Qa8+ Bc8 27. Bb7 Qe3+ 28. Kg2 *", + "Moves": "e3e2 f1f2 e2f2 g2h3 f2h2", + "MovesSAN": "Qe2+ Rf2 Qxf2+ Kh3 Qxh2#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "k4r1r/pR3pp1/Q1P1p1p1/8/3R4/8/PP3PP1/K7 b - - 0 30", + "PGN": "1. d4 d5 2. c4 c6 3. Nc3 Bf5 4. Bf4 e6 5. Nf3 Nf6 6. e3 Bd6 7. Bxd6 Qxd6 8. c5 Qd7 9. Nh4 Bg6 10. Nxg6 hxg6 11. Bd3 Qc7 12. Qc2 Nbd7 13. O-O-O O-O-O 14. e4 dxe4 15. Bxe4 Nxe4 16. Nxe4 Kb8 17. Nd6 Rdf8 18. Rd3 Nf6 19. Rb3 b6 20. Qc4 b5 21. Rd1 Ne8 22. d5 Nxd6 23. cxd6 Qxd6 24. dxc6 Qc7 25. Rxb5+ Ka8 26. Rb7 Qxh2 27. Qa6 Qf4+ 28. Kb1 Qe4+ 29. Ka1 Qd4 30. Rxd4 *", + "Moves": "h8h1 a6f1 h1f1 d4d1 f1d1", + "MovesSAN": "Rh1+ Qf1 Rxf1+ Rd1 Rxd1#", + "Themes": "backRankMate endgame long mate mateIn3 queenRookEndgame" + }, + { + "FEN": "6k1/5rpp/6r1/p2Q4/8/q4P1K/8/2R5 w - - 0 31", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. e5 d5 7. Bb5 Ne4 8. cxd4 Bb4+ 9. Bd2 Nxd2 10. Nbxd2 O-O 11. Bxc6 bxc6 12. O-O Bg4 13. Nb3 a5 14. a3 Be7 15. h3 Bh5 16. Rc1 Qd7 17. Nc5 Bxc5 18. Rxc5 Rfb8 19. Qa4 Bxf3 20. gxf3 Qxh3 21. Qxc6 Qxf3 22. Qxd5 Qg4+ 23. Qg2 Qxd4 24. Rxc7 Qxe5 25. Rfc1 Qxb2 26. Qd5 Rf8 27. Kg2 Ra6 28. Rxf7 Rg6+ 29. Kh3 Qxa3+ 30. f3 Rxf7 *", + "Moves": "c1c8 a3f8 c8f8 g8f8 d5d8", + "MovesSAN": "Rc8+ Qf8 Rxf8+ Kxf8 Qd8#", + "Themes": "attraction endgame long mate mateIn3 pin" + }, + { + "FEN": "4rr1k/2p1Nppp/pb1pbB2/1p6/1P5Q/P6P/4qPP1/5RK1 w - - 2 23", + "PGN": "1. Nc3 Nf6 2. e4 e5 3. Bc4 Bc5 4. h3 O-O 5. Nf3 Nc6 6. O-O a6 7. a3 b5 8. Be2 d6 9. b4 Bb6 10. Nd5 Nxd5 11. exd5 Ne7 12. d4 exd4 13. Nxd4 Nxd5 14. Nc6 Qf6 15. Qxd5 Qxa1 16. Bh6 Qf6 17. Bg5 Be6 18. Qd2 Qb2 19. Ne7+ Kh8 20. Qf4 Qxc2 21. Qh4 Qxe2 22. Bf6 Rae8 *", + "Moves": "f6g7 h8g7 h4g5 g7h8 g5f6", + "MovesSAN": "Bxg7+ Kxg7 Qg5+ Kh8 Qf6#", + "Themes": "attraction kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "7k/2p3pp/p1Qp4/2bN1qB1/8/5N2/PP2rPPP/4R1K1 b - - 2 23", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. c3 Bc5 4. d4 exd4 5. cxd4 Bb6 6. Bb5 Nge7 7. O-O a6 8. Ba4 d6 9. d5 Bd7 10. dxc6 Bxc6 11. Bxc6+ Nxc6 12. Nc3 Qf6 13. Nd5 Qd8 14. Re1 Bc5 15. e5 O-O 16. e6 fxe6 17. Rxe6 Re8 18. Bg5 Qd7 19. Rxe8+ Rxe8 20. Qb3 Kh8 21. Qxb7 Qf5 22. Qxc6 Re2 23. Re1 *", + "Moves": "e2e1 f3e1 f5f2 g1h1 f2e1", + "MovesSAN": "Rxe1+ Nxe1 Qxf2+ Kh1 Qxe1#", + "Themes": "backRankMate fork long mate mateIn3 middlegame" + }, + { + "FEN": "6k1/5ppp/p3p3/1q6/6P1/1P6/3r1P1P/2R3K1 w - - 0 39", + "PGN": "1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nf3 e6 5. Bd3 Bxd3 6. Qxd3 Qb6 7. O-O Qa6 8. Qe3 c5 9. c3 Nc6 10. a4 cxd4 11. cxd4 Nge7 12. Nc3 Nf5 13. Qd2 Bb4 14. g4 Nfe7 15. Qg5 Ng6 16. Nb5 Rc8 17. Bd2 Be7 18. Qh5 Qb6 19. Bg5 Bb4 20. Bd2 Bf8 21. Rfd1 a6 22. Nc3 Nxd4 23. Nxd4 Qxd4 24. Be3 Qxe5 25. Qh3 Bc5 26. Bxc5 Rxc5 27. Re1 Qd6 28. Rad1 Nf4 29. Qf3 Qc7 30. Nxd5 Nxd5 31. Rxd5 Rxd5 32. Qxd5 O-O 33. Qd3 Rd8 34. Qe3 Qc6 35. b3 b5 36. Rc1 Qb7 37. axb5 Qxb5 38. Qd2 Rxd2 *", + "Moves": "c1c8 d2d8 c8d8 b5e8 d8e8", + "MovesSAN": "Rc8+ Rd8 Rxd8+ Qe8 Rxe8#", + "Themes": "backRankMate endgame long mate mateIn3 queenRookEndgame" + }, + { + "FEN": "5r2/6kp/pq4p1/3P1r2/2P1Q3/7P/P1R5/4R2K b - - 2 37", + "PGN": "1. e3 d6 2. d4 g6 3. c3 Bg7 4. f4 Nf6 5. Nf3 Bg4 6. Bd3 Nbd7 7. h3 Bxf3 8. Qxf3 c5 9. O-O Qb6 10. Nd2 cxd4 11. exd4 O-O 12. Nc4 Qc7 13. Ne3 a6 14. Nd5 Nxd5 15. Qxd5 Nb6 16. Qf3 Nc4 17. b3 Nb6 18. Bb2 Rac8 19. Rad1 Nd7 20. Bb1 b5 21. Rc1 Qb6 22. Rfd1 e5 23. fxe5 dxe5 24. Qf2 Rfd8 25. d5 Qd6 26. c4 bxc4 27. bxc4 Rb8 28. Ba1 Nc5 29. Qe2 f5 30. Re1 e4 31. Bxg7 Kxg7 32. g4 Qb6 33. Kh1 Rf8 34. gxf5 Rxf5 35. Bxe4 Nxe4 36. Qxe4 Rbf8 37. Rc2 *", + "Moves": "f5f1 e1f1 f8f1 h1g2 b6g1", + "MovesSAN": "Rf1+ Rxf1 Rxf1+ Kg2 Qg1#", + "Themes": "endgame exposedKing long mate mateIn3" + }, + { + "FEN": "r1b1k2r/pp3pq1/3b3p/2pP4/3n4/1PNP3P/P2BP1P1/R2Q1BKR b kq - 1 14", + "PGN": "1. f4 c5 2. Nf3 e6 3. h3 Nc6 4. d3 Nf6 5. c4 d5 6. Kf2 Bd6 7. b3 h6 8. Nc3 e5 9. cxd5 Nd4 10. fxe5 Nxf3 11. exf6 Nd4 12. fxg7 Qf6+ 13. Kg1 Qxg7 14. Bd2 *", + "Moves": "d4f3 e2f3 g7d4 d2e3 d4e3", + "MovesSAN": "Nf3+ exf3 Qd4+ Be3 Qxe3#", + "Themes": "clearance kingsideAttack long mate mateIn3 opening pin sacrifice" + }, + { + "FEN": "r5k1/p4rpp/1bp5/3nP1q1/3P4/2P2Q2/4N1PP/5R1K w - - 0 29", + "PGN": "1. e4 e5 2. f4 Nc6 3. Nf3 d6 4. Bc4 Nf6 5. d3 Be7 6. O-O O-O 7. Nc3 Be6 8. Bb5 Nd4 9. fxe5 dxe5 10. Nxe5 c6 11. Bc4 Bxc4 12. Nxc4 b5 13. Ne5 Qc7 14. Bf4 Bd6 15. Nf3 Nxf3+ 16. Qxf3 Bc5+ 17. Kh1 Qb6 18. a3 b4 19. axb4 Bxb4 20. Ne2 Bc5 21. Bh6 Qxb2 22. Rab1 Qe5 23. c3 Be7 24. Bg5 Qxg5 25. Rb7 Bc5 26. d4 Bb6 27. e5 Nd5 28. Rxf7 Rxf7 *", + "Moves": "f3f7 g8h8 f7f8 a8f8 f1f8", + "MovesSAN": "Qxf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate long mate mateIn3 middlegame" + }, + { + "FEN": "8/pp2n1k1/2p1Pbp1/8/2q3r1/P1P1Q3/1P6/1BK4R w - - 0 35", + "PGN": "1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Qd3 e6 6. Nf3 Bxe4 7. Qxe4 Nf6 8. Qd3 Nbd7 9. Bg5 Be7 10. O-O-O h6 11. Bh4 Nd5 12. Ne5 Bxh4 13. Nxd7 Qxd7 14. g3 Bf6 15. Bh3 Qd8 16. Rhe1 O-O 17. a3 Qb6 18. c3 Rad8 19. Qe4 Qb3 20. Bf1 Bg5+ 21. f4 Bf6 22. Bd3 g6 23. h4 Qa2 24. Bb1 Qc4 25. h5 Ne7 26. g4 Kh8 27. f5 Rg8 28. hxg6 fxg6 29. Rh1 Rg7 30. Rxh6+ Rh7 31. Rxh7+ Kxh7 32. Rh1+ Kg7 33. fxe6 Rxd4 34. Qe3 Rxg4 *", + "Moves": "e3h6 g7g8 h6h7 g8f8 h7f7", + "MovesSAN": "Qh6+ Kg8 Qh7+ Kf8 Qf7#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "4QQ2/pp4pk/7p/7q/2p5/8/PP4PP/3R3K b - - 0 35", + "PGN": "1. e4 e6 2. f4 d5 3. exd5 exd5 4. Nf3 Bd6 5. Be2 Bxf4 6. O-O Nf6 7. d3 Bxc1 8. Qxc1 O-O 9. Nc3 Re8 10. Qf4 c5 11. Rae1 d4 12. Ne4 Nxe4 13. dxe4 Nc6 14. Nd2 Ne5 15. Nc4 Qe7 16. Nxe5 f6 17. Bc4+ Be6 18. Bxe6+ Qxe6 19. Nd3 c4 20. Nb4 d3 21. cxd3 Qb6+ 22. d4 Qxb4 23. e5 fxe5 24. Qf7+ Kh8 25. Rxe5 Rxe5 26. dxe5 Qc5+ 27. Kh1 h6 28. e6 Qc6 29. e7 Kh7 30. Qf5+ Qg6 31. Qf8 Re8 32. Rd1 Qf6 33. Qxe8 Qg5 34. Qf8 Qh5 35. e8=Q *", + "Moves": "h5d1 e8e1 d1e1 f8f1 e1f1", + "MovesSAN": "Qxd1+ Qe1 Qxe1+ Qf1 Qxf1#", + "Themes": "endgame hangingPiece long mate mateIn3" + }, + { + "FEN": "r4rk1/pb1p1ppR/1p2p3/4P3/P1pq4/3B4/2PKQP2/8 w - - 0 20", + "PGN": "1. e4 c5 2. Bc4 Nc6 3. Nc3 e6 4. Nf3 Nf6 5. d3 Be7 6. Bg5 O-O 7. h4 b6 8. a4 Bb7 9. Bxf6 Bxf6 10. Ng5 Bxg5 11. hxg5 Qxg5 12. Rh5 Qxg2 13. d4 Nxd4 14. Ne2 Nxe2 15. Qxe2 Qg1+ 16. Kd2 Qxa1 17. e5 Qxb2 18. Bd3 Qd4 19. Rxh7 c4 *", + "Moves": "h7h8 g8h8 e2h5 h8g8 h5h7", + "MovesSAN": "Rh8+ Kxh8 Qh5+ Kg8 Qh7#", + "Themes": "attraction kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "1r5r/kbQNn3/1p6/pP2p3/4p1p1/P2P1qPp/5P1P/2R1R1K1 w - - 6 29", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 b6 4. O-O Bb7 5. Re1 Bc5 6. d3 Qe7 7. Be3 O-O-O 8. Bxc5 Qxc5 9. Nc3 f6 10. a3 g5 11. b4 Qf8 12. Bd5 h5 13. Nb5 a6 14. Bxc6 dxc6 15. Na7+ Kb8 16. Nxc6+ Bxc6 17. c4 g4 18. Nd2 Bb7 19. b5 a5 20. Nb3 Ne7 21. c5 h4 22. cxb6 cxb6 23. Rc1 h3 24. g3 f5 25. Qc2 fxe4 26. Qc7+ Ka7 27. Nc5 Rb8 28. Nd7 Qf3 *", + "Moves": "c7b6 a7a8 b6a5 b7a6 a5a6", + "MovesSAN": "Qxb6+ Ka8 Qxa5+ Ba6 Qxa6#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "1k6/R5Q1/1Ppq4/4p3/8/2P1P1Pp/4N3/5rBK b - - 7 44", + "PGN": "1. d4 d5 2. Bf4 Nf6 3. e3 Nc6 4. c3 Bf5 5. Bd3 Bg6 6. Bxg6 hxg6 7. h3 Qd7 8. Nf3 Nh5 9. Bh2 O-O-O 10. b4 a6 11. a4 Na7 12. Qe2 Nf6 13. Nbd2 Ne4 14. Nxe4 dxe4 15. Ne5 Qe6 16. O-O f6 17. Nxg6 Rh6 18. Nf4 Qd7 19. Qc4 e5 20. dxe5 fxe5 21. Ne2 Bd6 22. Qxe4 Rdh8 23. b5 c6 24. b6 Kb8 25. bxa7+ Kxa7 26. a5 g5 27. Rab1 g4 28. Rfd1 gxh3 29. g3 Qe6 30. Rb2 Qe7 31. Rdb1 b5 32. axb6+ Kb7 33. Ra1 Rg8 34. Rxa6 Kxa6 35. Qc4+ Kb7 36. Qxg8 Ba3 37. Ra2 Qd6 38. Kh1 Rg6 39. Qb3 Rf6 40. Rxa3 Rxf2 41. Ra7+ Kb8 42. Qg8+ Rf8 43. Qg7 Rf1+ 44. Bg1 *", + "Moves": "d6d5 e3e4 d5e4 h1h2 e4g2", + "MovesSAN": "Qd5+ e4 Qxe4+ Kh2 Qg2#", + "Themes": "endgame exposedKing fork long mate mateIn3" + }, + { + "FEN": "2Q5/8/p7/P7/8/6p1/5k1p/7K b - - 0 55", + "PGN": "1. d4 e6 2. e4 d5 3. f3 c5 4. Ne2 Nc6 5. Be3 cxd4 6. Nxd4 Nxd4 7. Qxd4 Nf6 8. Bb5+ Bd7 9. Nc3 Bxb5 10. Nxb5 a6 11. Nc3 dxe4 12. Qxd8+ Rxd8 13. Nxe4 Nxe4 14. fxe4 Be7 15. Ke2 Rc8 16. c3 O-O 17. h4 h5 18. Rag1 f5 19. exf5 exf5 20. Rf1 g6 21. Bf4 Rfe8 22. Kd1 Rcd8+ 23. Kc2 Bf6 24. Rd1 Rxd1 25. Rxd1 Re2+ 26. Rd2 Rxd2+ 27. Kxd2 Kf7 28. g3 Ke6 29. Kd3 Kd5 30. c4+ Kc5 31. b3 Kb4 32. Bc1 Be5 33. Kc2 Bxg3 34. a3+ Kc5 35. Bg5 Kd4 36. Kd2 f4 37. a4 f3 38. a5 f2 39. Be3+ Ke4 40. Ke2 Kf5 41. Bg5 Kg4 42. Be3 Bxh4 43. Bxf2 Bxf2 44. Kxf2 h4 45. Kg2 h3+ 46. Kh2 Kh4 47. b4 g5 48. b5 g4 49. bxa6 bxa6 50. c5 g3+ 51. Kg1 Kg4 52. c6 Kf3 53. c7 h2+ 54. Kh1 Kf2 55. c8=Q *", + "Moves": "g3g2 h1h2 g2g1q h2h3 g1g3", + "MovesSAN": "g2+ Kxh2 g1=Q+ Kh3 Qg3#", + "Themes": "advancedPawn endgame exposedKing long mate mateIn3 promotion queenEndgame" + }, + { + "FEN": "2r2b1r/Bkpbq3/1p1p1p2/3PpP2/1Q2P3/P2P3P/1P3P2/1KR4R w - - 4 26", + "PGN": "1. e4 Nc6 2. Nc3 Nf6 3. d4 e5 4. d5 Ne7 5. Nf3 d6 6. Bd3 Bd7 7. Bg5 Nfg8 8. Qd2 h6 9. Bh4 Bg4 10. h3 Bd7 11. O-O-O Nf6 12. Kb1 Nh5 13. Ne2 g5 14. Nxg5 hxg5 15. Bxg5 f6 16. Be3 Ng7 17. g4 Ng6 18. Ng3 Qe7 19. Nf5 Nxf5 20. gxf5 Nf4 21. a3 Nxd3 22. cxd3 O-O-O 23. Bxa7 b6 24. Qb4 Kb7 25. Rc1 Rc8 *", + "Moves": "c1c7 c8c7 b4b6 b7c8 b6b8", + "MovesSAN": "Rxc7+ Rxc7 Qxb6+ Kc8 Qb8#", + "Themes": "long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "5r1k/1p4pp/2p5/8/6Q1/1P6/P1q2RPP/R5K1 b - - 0 24", + "PGN": "1. Nf3 c5 2. c4 Nc6 3. e3 e5 4. d4 exd4 5. exd4 cxd4 6. Nxd4 Bb4+ 7. Nc3 Qb6 8. Nxc6 dxc6 9. Bd3 Nf6 10. Qe2+ Be6 11. Bf5 O-O 12. Bxe6 fxe6 13. Qxe6+ Kh8 14. O-O Rae8 15. Qh3 Bc5 16. Na4 Qa5 17. Nxc5 Qxc5 18. Be3 Qxc4 19. Bxa7 Re2 20. Be3 Ne4 21. b3 Qc2 22. Qg4 Nxf2 23. Bxf2 Rexf2 24. Rxf2 *", + "Moves": "c2f2 g1h1 f2f1 a1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "3r2k1/5ppp/p3p3/1q2P3/8/2P1bQPP/8/5R1K w - - 0 27", + "PGN": "1. e4 c5 2. c4 Nc6 3. g3 Nf6 4. Bg2 d6 5. h3 e6 6. Nc3 Be7 7. Nge2 O-O 8. O-O a6 9. d3 Bd7 10. Rb1 Nd4 11. f4 b5 12. e5 dxe5 13. Bxa8 Qxa8 14. fxe5 Nh5 15. Nxd4 cxd4 16. Qxh5 dxc3 17. bxc3 bxc4 18. dxc4 Qe4 19. Qf3 Bc5+ 20. Kh2 Qxc4 21. Rb7 Bb5 22. Re1 Qxa2+ 23. Kh1 Qa4 24. Rxb5 Qxb5 25. Be3 Rd8 26. Rf1 Bxe3 *", + "Moves": "f3f7 g8h8 f7f8 d8f8 f1f8", + "MovesSAN": "Qxf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "2Q1n1k1/1p4r1/pN5p/3Pp3/4P2q/P4pP1/1P1B1P2/4R1K1 b - - 1 31", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. O-O Be7 5. Re1 O-O 6. c3 d6 7. d4 exd4 8. cxd4 Ne8 9. Nc3 a6 10. Be3 Bg4 11. d5 Ne5 12. Be2 c6 13. Nxe5 Bxe2 14. Qxe2 dxe5 15. Rad1 c5 16. a3 Qd6 17. Na4 Rc8 18. Qc4 Qg6 19. Qd3 Bd6 20. Rc1 f5 21. Nxc5 f4 22. Nd7 Rxc1 23. Bxc1 f3 24. g3 Rf7 25. Nb6 Qh5 26. h4 g5 27. Bxg5 h6 28. Bd2 Rg7 29. Qe3 Bc5 30. Qxc5 Qxh4 31. Qc8 *", + "Moves": "g7g3 f2g3 h4g3 g1f1 g3g2", + "MovesSAN": "Rxg3+ fxg3 Qxg3+ Kf1 Qg2#", + "Themes": "kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "1k4r1/1p3p2/p3p3/4Pp1n/3P1Brq/2Q3PP/PPR4K/6R1 b - - 0 32", + "PGN": "1. f4 d5 2. Nf3 Nf6 3. e3 c5 4. Be2 Nc6 5. O-O h5 6. c3 Bf5 7. d4 e6 8. h3 Bd6 9. Ne5 Ne4 10. Bxh5 g6 11. Bg4 Bxe5 12. fxe5 Ng3 13. Re1 Qh4 14. Qf3 Bd3 15. Bd2 Ne4 16. Rc1 Bxb1 17. Be1 Qg5 18. Raxb1 cxd4 19. exd4 Ne7 20. Rc2 Nf5 21. Bxf5 gxf5 22. Rd1 O-O-O 23. Bd2 Qh4 24. Bf4 Rdg8 25. Kh2 Rg4 26. Rf1 Rhg8 27. c4 dxc4 28. Rxc4+ Kb8 29. Rc2 Ng3 30. Rg1 Nh5 31. Qc3 a6 32. g3 *", + "Moves": "h4h3 h2h3 h5f4 g3f4 g8h8", + "MovesSAN": "Qxh3+ Kxh3 Nxf4+ gxf4 Rh8#", + "Themes": "attraction long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "6k1/R1r3pr/1p2Pn2/1p5p/1P3P2/6P1/7P/6K1 w - - 0 35", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nxd4 5. Qxd4 Qf6 6. e5 Qb6 7. c3 Bc5 8. Qf4 h6 9. b4 Be7 10. Bc4 Qg6 11. Be3 Bg5 12. Qg4 d5 13. Bb5+ c6 14. Qf3 cxb5 15. Qxd5 Qc6 16. Qxc6+ bxc6 17. f4 Bh4+ 18. g3 Bd8 19. Nd2 Bb6 20. Bxb6 axb6 21. Ne4 Ne7 22. Nd6+ Kf8 23. Nxc8 Rxc8 24. a4 Nd5 25. axb5 cxb5 26. Ra7 Nxc3 27. O-O Ne4 28. Re1 Nd2 29. Rd1 Ne4 30. Rdd7 Rh7 31. Rxf7+ Kg8 32. Rfd7 h5 33. e6 Nf6 34. Rdc7 Rxc7 *", + "Moves": "a7a8 c7c8 a8c8 f6e8 c8e8", + "MovesSAN": "Ra8+ Rc8 Rxc8+ Ne8 Rxe8#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "5Q2/k7/1pB4p/4P3/3P4/8/7P/2q3BK b - - 4 34", + "PGN": "1. e4 b6 2. d4 Bb7 3. Nd2 e6 4. Bd3 Nf6 5. c3 h6 6. Ne2 Nc6 7. O-O g5 8. f4 gxf4 9. Nxf4 Rg8 10. Nh5 Nxh5 11. Qxh5 Qe7 12. b4 Rg6 13. b5 Na5 14. Nb3 Nxb3 15. axb3 O-O-O 16. Rxa7 Rg8 17. Rxf7 Qd6 18. Bf4 e5 19. Bxe5 Qe6 20. Bf6 Re8 21. e5 Rxg2+ 22. Kf1 Kb8 23. Rxb7+ Kxb7 24. Kxg2 Qxb3 25. Qf3+ Kb8 26. Bh4 Qxc3 27. Rxf8 Qd2+ 28. Bf2 Rxf8 29. Qxf8+ Ka7 30. Be4 c6 31. bxc6 dxc6 32. Bxc6 Qg5+ 33. Kh1 Qc1+ 34. Bg1 *", + "Moves": "c1c6 d4d5 c6d5 f8f3 d5f3", + "MovesSAN": "Qxc6+ d5 Qxd5+ Qf3 Qxf3#", + "Themes": "endgame hangingPiece long mate mateIn3" + }, + { + "FEN": "8/6p1/P7/1b2p1kp/8/R4K2/4r3/R7 b - - 0 46", + "PGN": "1. d4 d5 2. Bf4 Nc6 3. Nf3 f6 4. e3 e5 5. dxe5 fxe5 6. Bg5 Be7 7. Bxe7 Qxe7 8. Bb5 Bg4 9. Nbd2 Nf6 10. O-O O-O 11. c3 Ne4 12. Qc2 Nxd2 13. Nxd2 Na5 14. h3 Bh5 15. e4 dxe4 16. Qxe4 Bg6 17. Qe3 Rad8 18. b4 Nc6 19. Rad1 Rd5 20. Bxc6 bxc6 21. Qxa7 Qg5 22. Nf3 Rxf3 23. Qb8+ Kf7 24. Qxc7+ Kf6 25. Qxc6+ Kf5 26. g4+ Kf4 27. Qxd5 Rxh3 28. Qd2+ Kxg4 29. Qxg5+ Kxg5 30. a4 Rxc3 31. Ra1 Rb3 32. b5 Be8 33. Rfb1 Rh3 34. a5 Bg6 35. Rb2 Be4 36. f4+ Kxf4 37. Rh2 Rg3+ 38. Kf2 Rf3+ 39. Ke1 Bd3 40. Rh4+ Kg5 41. Rha4 Bxb5 42. R4a3 Rf1+ 43. Kd2 Rf2+ 44. Ke3 Re2+ 45. Kf3 h5 46. a6 *", + "Moves": "e5e4 f3g3 h5h4 g3h3 b5d7", + "MovesSAN": "e4+ Kg3 h4+ Kh3 Bd7#", + "Themes": "endgame exposedKing long mate mateIn3" + }, + { + "FEN": "q4rk1/2pbb1pn/1p1p1P1p/3PpP2/2P1P2P/1p2BN2/1P1QB3/rNK3RR b - - 0 21", + "PGN": "1. d4 Nf6 2. c4 d6 3. Nc3 Nbd7 4. e4 e5 5. d5 Be7 6. Be2 O-O 7. Bd2 a5 8. Bc1 h6 9. Be3 Nh7 10. f4 b6 11. f5 Ng5 12. h4 Nh7 13. Nf3 Nc5 14. g4 f6 15. Qd2 a4 16. O-O-O Nb3+ 17. axb3 axb3 18. Rdg1 Bd7 19. g5 Ra1+ 20. Nb1 Qa8 21. gxf6 *", + "Moves": "a1b1 c1b1 a8a2 b1c1 a2a1", + "MovesSAN": "Rxb1+ Kxb1 Qa2+ Kc1 Qa1#", + "Themes": "attraction long mate mateIn3 middlegame queensideAttack sacrifice" + }, + { + "FEN": "r4rk1/p2q1p1p/2pp1Qp1/7P/1PP5/b3P3/5PP1/1R2K2R w K - 2 23", + "PGN": "1. d4 d6 2. c4 Nf6 3. Nc3 g6 4. Nf3 c6 5. Bg5 Bg7 6. e3 Qa5 7. a3 Bg4 8. Bxf6 Bxf6 9. b4 Qc7 10. Be2 Bxf3 11. Bxf3 e5 12. d5 e4 13. Rc1 exf3 14. Qxf3 Bg7 15. Ne4 O-O 16. Nf6+ Kh8 17. h4 Nd7 18. Nxd7 Qxd7 19. dxc6 bxc6 20. h5 Bb2 21. Rb1 Bxa3 22. Qf6+ Kg8 *", + "Moves": "h5h6 a3b4 b1b4 d7e6 f6g7", + "MovesSAN": "h6 Bxb4+ Rxb4 Qe6 Qg7#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "r1b3k1/ppp4r/3bpp1B/8/7q/8/PPQ2PPP/3R1RK1 w - - 0 19", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nb6 6. Nf3 Bb4 7. Bd3 O-O 8. O-O Nc6 9. e5 Nd5 10. Bg5 f6 11. Nxd5 Qxd5 12. exf6 gxf6 13. Bf4 Bd6 14. Bh6 Rf7 15. Qc2 Nxd4 16. Nxd4 Qxd4 17. Rad1 Qh4 18. Bxh7+ Rxh7 *", + "Moves": "c2g6 g8h8 g6e8 d6f8 e8f8", + "MovesSAN": "Qg6+ Kh8 Qe8+ Bf8 Qxf8#", + "Themes": "exposedKing kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "2r2k2/1b2br1p/p3p3/4B1Q1/4q3/4P3/P4PPP/2RR2K1 w - - 14 30", + "PGN": "1. Nf3 d5 2. d4 c5 3. dxc5 e6 4. e3 Bxc5 5. c4 Nf6 6. cxd5 Nxd5 7. Bc4 O-O 8. O-O Nc6 9. Nc3 Nxc3 10. bxc3 a6 11. Bb2 b5 12. Bb3 Bb7 13. Nd4 Qb6 14. Qc2 Rac8 15. Rad1 b4 16. cxb4 Nxb4 17. Qb1 Nd5 18. Qa1 Bd6 19. Nxe6 fxe6 20. Bxg7 Rf7 21. Bd4 Bc5 22. Bxd5 Bxd5 23. Rc1 Rfc7 24. Be5 Rf7 25. Qc3 Bb7 26. Qc4 Qc6 27. Qg4+ Kf8 28. Rfd1 Qe4 29. Qg5 Be7 *", + "Moves": "c1c8 b7c8 d1d8 e7d8 g5d8", + "MovesSAN": "Rxc8+ Bxc8 Rd8+ Bxd8 Qxd8#", + "Themes": "exposedKing long mate mateIn3 middlegame sacrifice xRayAttack" + }, + { + "FEN": "1r4k1/5ppp/Q1pq4/3p4/1r6/1PnNP3/P4PPP/R4RK1 b - - 2 21", + "PGN": "1. d4 d5 2. c4 e6 3. cxd5 exd5 4. Nf3 Nf6 5. e3 Bd7 6. Bd3 c5 7. Ne5 Nc6 8. Nxd7 Qxd7 9. Bb5 Be7 10. O-O O-O 11. Nc3 a6 12. Bxc6 bxc6 13. Ne2 Ne4 14. Nf4 Rab8 15. b3 Bd6 16. Ba3 cxd4 17. Bxd6 Qxd6 18. Qxd4 Rb4 19. Qd3 Rfb8 20. Qxa6 Nc3 21. Nd3 *", + "Moves": "c3e2 g1h1 d6h2 h1h2 b4h4", + "MovesSAN": "Ne2+ Kh1 Qxh2+ Kxh2 Rh4#", + "Themes": "anastasiaMate attraction kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "4k1nr/p1p1bpp1/7p/4R3/8/2P3PP/Pr3PB1/3R2K1 w k - 1 21", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. g3 d6 4. Bg2 Bg4 5. d3 h6 6. O-O d5 7. Nbd2 dxe4 8. Nxe4 Nd4 9. c3 Nc6 10. h3 Bf5 11. Be3 Qd7 12. d4 Bxe4 13. dxe5 Qxd1 14. Raxd1 Bxf3 15. Bxf3 Nxe5 16. Bxb7 Rb8 17. Bg2 Rxb2 18. Rfe1 Be7 19. Bc5 Bxc5 20. Rxe5+ Be7 *", + "Moves": "g2c6 e8f8 d1d8 e7d8 e5e8", + "MovesSAN": "Bc6+ Kf8 Rd8+ Bxd8 Re8#", + "Themes": "long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "5r2/2p3k1/1p3q2/p1nQN2B/8/P3P3/1P3PPP/3R2K1 b - - 0 28", + "PGN": "1. d4 Nf6 2. c4 g6 3. Nc3 b6 4. Nf3 Bb7 5. Bg5 Bg7 6. e3 O-O 7. Bd3 d5 8. O-O a5 9. cxd5 Bxd5 10. Nxd5 Nxd5 11. Qb3 Nb4 12. Bc4 h5 13. a3 N4c6 14. Rfd1 Qd6 15. Rac1 Bf6 16. Bh6 Rd8 17. Bxf7+ Kh7 18. Bf4 e5 19. dxe5 Qf8 20. exf6 Rxd1+ 21. Rxd1 Na6 22. Ng5+ Kh8 23. Bxg6 Qxf6 24. Nf7+ Kg7 25. Bxh5 Nc5 26. Qd5 Rf8 27. Be5 Nxe5 28. Nxe5 *", + "Moves": "f6f2 g1h1 f2f1 d1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r4rk1/1pp2ppp/p7/3pP3/7q/2PBR1b1/PP4P1/R1BQ2K1 b - - 2 17", + "PGN": "1. e4 e6 2. Nf3 d5 3. exd5 exd5 4. d4 Bd6 5. c3 Nc6 6. Bd3 Bg4 7. O-O Nge7 8. Re1 Qd7 9. Nbd2 O-O 10. Nf1 a6 11. Ng3 Nf5 12. h3 Nxg3 13. hxg4 Qxg4 14. fxg3 Bxg3 15. Ne5 Nxe5 16. dxe5 Qh4 17. Re3 *", + "Moves": "h4h2 g1f1 h2h1 f1e2 h1g2", + "MovesSAN": "Qh2+ Kf1 Qh1+ Ke2 Qxg2#", + "Themes": "deflection kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "4r1k1/pQ3ppp/1b3q2/1N6/1P6/P3P3/5RPP/R5K1 b - - 0 22", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. cxd5 exd5 5. e3 c5 6. dxc5 Bxc5 7. Nf3 Nc6 8. Be2 O-O 9. O-O Bf5 10. a3 Re8 11. b4 Bb6 12. Bb2 Qd6 13. Nb5 Qe7 14. Nbd4 Nxd4 15. Nxd4 Be4 16. Bf3 Rac8 17. Bxe4 Qxe4 18. Nb5 Qe7 19. Bxf6 Qxf6 20. Qxd5 Rc2 21. Qxb7 Rxf2 22. Rxf2 *", + "Moves": "f6a1 f2f1 b6e3 g1h1 a1f1", + "MovesSAN": "Qxa1+ Rf1 Bxe3+ Kh1 Qxf1#", + "Themes": "deflection hangingPiece long mate mateIn3 middlegame" + }, + { + "FEN": "rnb1rbk1/pp3pp1/1n3q2/3p1NN1/2pP4/4P2P/PPQ1BP2/R1B1K1R1 w Q - 1 22", + "PGN": "1. Nf3 e6 2. c4 d5 3. cxd5 exd5 4. d4 Nf6 5. Nc3 Bb4 6. e3 O-O 7. Bd3 c6 8. Qa4 Bd6 9. h3 Nbd7 10. g4 Nb6 11. Qb3 Re8 12. Nd2 Bf4 13. Ne2 Bd6 14. Qc2 h6 15. Rg1 Nfd7 16. Ng3 c5 17. Nf5 Bf8 18. g5 hxg5 19. Nf3 c4 20. Be2 Qf6 21. Nxg5 Nb8 *", + "Moves": "f5e7 f8e7 c2h7 g8f8 h7h8", + "MovesSAN": "Ne7+ Bxe7 Qh7+ Kf8 Qh8#", + "Themes": "clearance kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "2r3k1/1p1R2pp/p7/P4Q2/8/2p2PqP/8/7K w - - 0 38", + "PGN": "1. Nf3 d5 2. d4 c6 3. c4 Nf6 4. e3 Bg4 5. h3 Bh5 6. Be2 e6 7. O-O Nbd7 8. Nc3 Bd6 9. b3 O-O 10. Qc2 Rc8 11. Bb2 dxc4 12. bxc4 c5 13. d5 exd5 14. cxd5 a6 15. a4 Re8 16. Rfd1 Nf8 17. Ne1 Bg6 18. Bd3 Qe7 19. Bxg6 Nxg6 20. Nf3 Bb8 21. Nd2 Qc7 22. g3 Qd7 23. Kg2 Ne5 24. Nde4 Nxe4 25. Nxe4 c4 26. Bxe5 Bxe5 27. a5 Bxa1 28. Rxa1 Qxd5 29. f3 f5 30. Rd1 Qe5 31. Nd6 Qxe3 32. Nxc8 Rxc8 33. Rd7 c3 34. Qxf5 Qe2+ 35. Kh1 Qf1+ 36. Kh2 Qf2+ 37. Kh1 Qxg3 *", + "Moves": "f5d5 g8h8 d7d8 c8d8 d5d8", + "MovesSAN": "Qd5+ Kh8 Rd8+ Rxd8 Qxd8#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "1r5r/5Q2/1Pp3pk/p1Pp4/P3p3/4PpPq/5P1P/1R4RK b - - 0 37", + "PGN": "1. e3 Nf6 2. g3 e5 3. Bg2 d5 4. c3 c6 5. d4 e4 6. Ne2 Bg4 7. Nd2 Bd6 8. c4 Nbd7 9. c5 Bc7 10. a4 a5 11. O-O O-O 12. Qe1 Bh5 13. Nf4 Bg6 14. Nxg6 hxg6 15. Qe2 b6 16. Nb3 Qe7 17. Qc2 bxc5 18. Nxc5 Nxc5 19. dxc5 Be5 20. Bd2 Nd7 21. Rac1 Rfb8 22. Bc3 Bxc3 23. Qxc3 Ne5 24. Rc2 Rb7 25. Rfc1 g5 26. Bf1 g4 27. Kh1 Qg5 28. Be2 Qh5 29. Rb1 Nf3 30. Bxf3 gxf3 31. Rcc1 g6 32. b4 Qh3 33. Rg1 Kh7 34. b5 Rh8 35. Qf6 Rbb8 36. Qxf7+ Kh6 37. b6 *", + "Moves": "h3h2 h1h2 h6g5 f7h7 h8h7", + "MovesSAN": "Qxh2+ Kxh2 Kg5+ Qh7 Rxh7#", + "Themes": "discoveredAttack endgame kingsideAttack long mate mateIn3 sacrifice" + }, + { + "FEN": "6rk/5p2/p4Pq1/1pp2Q1p/8/P2P2r1/1PP2RP1/5RK1 b - - 1 36", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. O-O Nf6 5. Nc3 O-O 6. d3 h6 7. Be3 Bxe3 8. fxe3 d6 9. Nd5 Bg4 10. Nxf6+ Qxf6 11. h3 Bh5 12. Qd2 Qe7 13. Nh2 Bg6 14. Rf2 a6 15. Raf1 b5 16. Bd5 Qd7 17. Nf3 Ra7 18. Nh4 Ne7 19. Bb3 d5 20. exd5 Raa8 21. e4 Bh7 22. a3 Kh8 23. Nf5 Bxf5 24. exf5 Nxd5 25. Bxd5 Qxd5 26. f6 g5 27. Qe2 c5 28. h4 e4 29. hxg5 Qxg5 30. Rf5 Qg6 31. Qxe4 Rae8 32. Qd5 Rg8 33. Qf3 Re3 34. Qd5 Rg3 35. R5f2 h5 36. Qf5 *", + "Moves": "g3g2 g1h1 g2g1 f1g1 g6g1", + "MovesSAN": "Rxg2+ Kh1 Rg1+ Rxg1 Qxg1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "2q3kr/5p2/pr3Pp1/4p2p/PQB4P/8/1PK5/6R1 w - - 0 29", + "PGN": "1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. Be3 a6 5. a4 b6 6. Qd2 Nd7 7. f3 c5 8. d5 h6 9. h4 Ngf6 10. Bc4 Ne5 11. Be2 Bd7 12. Nh3 c4 13. g4 Qc8 14. Bxb6 h5 15. g5 Nxe4 16. Nxe4 Bxh3 17. f4 Bg2 18. fxe5 Bxh1 19. Nf6+ Kf8 20. O-O-O Bg2 21. Qb4 dxe5 22. d6 Bxf6 23. gxf6 exd6 24. Qxd6+ Kg8 25. Rg1 Be4 26. Qb4 Rb8 27. Bxc4 Bxc2 28. Kxc2 Rxb6 *", + "Moves": "g1g6 g8h7 g6g7 h7h6 b4d2", + "MovesSAN": "Rxg6+ Kh7 Rg7+ Kh6 Qd2#", + "Themes": "endgame long mate mateIn3 pin" + }, + { + "FEN": "7k/p1p3bp/4r1p1/4P1rn/1P1PQ3/P4Ppq/1B3P1P/2R1R1K1 w - - 0 24", + "PGN": "1. d4 d5 2. Nf3 Nc6 3. e3 g6 4. c4 Nf6 5. Bd3 Bg7 6. O-O O-O 7. Nc3 Bg4 8. a3 e5 9. Re1 e4 10. cxd5 Bxf3 11. gxf3 exd3 12. dxc6 bxc6 13. Qxd3 Nh5 14. b4 Qh4 15. Bb2 Rae8 16. Rac1 f5 17. Qc4+ Kh8 18. Qxc6 f4 19. e4 Qh3 20. e5 Re6 21. Qe4 Rf5 22. Ne2 Rg5+ 23. Ng3 fxg3 *", + "Moves": "e4a8 e6e8 a8e8 g7f8 e8f8", + "MovesSAN": "Qa8+ Re8 Qxe8+ Bf8 Qxf8#", + "Themes": "kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "5r1k/p4rpp/1p6/1PpQ4/2PpP1R1/8/7P/4K3 b - - 0 33", + "PGN": "1. Nf3 d5 2. c4 d4 3. b4 Bg4 4. Ne5 Bh5 5. d3 f6 6. g4 fxe5 7. gxh5 Nf6 8. e4 e6 9. Bh3 Bxb4+ 10. Kf1 Qe7 11. Nd2 Nbd7 12. Rb1 b6 13. Bxe6 Qxe6 14. Rxb4 Qh3+ 15. Ke1 Qxd3 16. Rb3 Qxb3 17. axb3 Nc5 18. Qe2 O-O 19. b4 Ne6 20. Rg1 c5 21. b5 Nf4 22. Qf1 N4xh5 23. Nf3 Nxe4 24. Qg2 Nef6 25. Bg5 Rae8 26. Bxf6 Rxf6 27. Qg5 Rxf3 28. Qxh5 Rf7 29. Rg3 e4 30. Qd5 Rf8 31. Rg4 e3 32. fxe3 Kh8 33. e4 *", + "Moves": "f7f1 e1e2 f8f2 e2d3 f1d1", + "MovesSAN": "Rf1+ Ke2 R8f2+ Kd3 Rd1#", + "Themes": "endgame exposedKing long mate mateIn3 queenRookEndgame" + }, + { + "FEN": "2k2r2/p1p4Q/4p3/2p1P3/P4q2/2P5/6PP/R5K1 b - - 0 25", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 d6 4. d4 Be6 5. Bxe6 fxe6 6. dxe5 Nxe5 7. Nxe5 dxe5 8. O-O Bc5 9. Qg4 Qf6 10. Be3 b6 11. Bxc5 bxc5 12. Nd2 Nh6 13. Qg3 Rf8 14. Nf3 g5 15. Nxe5 g4 16. Nxg4 Nxg4 17. Qxg4 O-O-O 18. c3 Rd2 19. Qg3 Rxb2 20. e5 Qf5 21. f4 Re2 22. a4 Re4 23. Qg7 Rxf4 24. Rxf4 Qxf4 25. Qxh7 *", + "Moves": "f4f2 g1h1 f2f1 a1f1 f8f1", + "MovesSAN": "Qf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "6k1/pp4pp/8/2bpN3/8/2P4P/1q6/5Q1K w - - 2 45", + "PGN": "1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nf6 5. Nf3 Bg4 6. h3 Bxf3 7. Qxf3 e6 8. c3 Bd6 9. Bg5 Nbd7 10. Nd2 Qb6 11. Rb1 O-O 12. O-O e5 13. Bxf6 Nxf6 14. dxe5 Bxe5 15. g4 Bc7 16. g5 Qd6 17. Qg2 Nh5 18. Bf5 Nf4 19. Qh1 Ne2+ 20. Kg2 Qe5 21. Bg4 Qxg5 22. Nf3 Qg6 23. Nh4 Qe4+ 24. Nf3 f5 25. Bh5 Nf4+ 26. Kg1 Nxh5 27. Qg2 Nf4 28. Qh1 Rae8 29. Rfe1 Ne2+ 30. Kf1 f4 31. Qg2 Ng3+ 32. fxg3 Qd3+ 33. Kg1 Bb6+ 34. Kh1 Rxe1+ 35. Rxe1 fxg3 36. Rf1 Bc5 37. Qxg3 Be7 38. Qg2 Qe4 39. Nd2 Qd3 40. Rxf8+ Bxf8 41. Nf3 Qb1+ 42. Qg1 Qxa2 43. Ne5 Qxb2 44. Qf1 Bc5 *", + "Moves": "f1f7 g8h8 f7e8 c5f8 e8f8", + "MovesSAN": "Qf7+ Kh8 Qe8+ Bf8 Qxf8#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "4r2r/pQ1RBk2/2B1pb2/2P5/6p1/4P3/q4PK1/6R1 b - - 0 33", + "PGN": "1. d4 f5 2. c4 Nf6 3. Nc3 c6 4. Nf3 h6 5. Bf4 d6 6. h3 Nbd7 7. e3 g5 8. Bh2 Bg7 9. Bd3 Nb6 10. c5 Nbd5 11. Qc2 Nxc3 12. bxc3 dxc5 13. dxc5 Qd7 14. Rd1 Qe6 15. Nd4 Qd5 16. Nxf5 Bxf5 17. Bxf5 Qxg2 18. Bg6+ Kf8 19. Qb3 Nd5 20. Ke2 e6 21. c4 Ne7 22. Bh5 Qe4 23. Bf3 Qg6 24. Rd7 Re8 25. Rc1 h5 26. Bd6 Kf7 27. Qxb7 Bf6 28. Rg1 Qc2+ 29. Kf1 Qxc4+ 30. Kg2 g4 31. hxg4 hxg4 32. Bxc6 Qxa2 33. Bxe7 *", + "Moves": "h8h2 g2h2 a2f2 h2h1 e8h8", + "MovesSAN": "Rh2+ Kxh2 Qxf2+ Kh1 Rh8#", + "Themes": "attraction deflection long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "6rk/4bp1p/4p2R/p3qpP1/2Br3P/1P1P1Q2/5P2/6RK w - - 1 37", + "PGN": "1. e4 d5 2. exd5 Nf6 3. Nf3 Nxd5 4. Bc4 Bf5 5. Nc3 e6 6. d3 c6 7. O-O Be7 8. Re1 Nd7 9. Ne4 N7b6 10. Bb3 Nf6 11. Ng3 Bg4 12. h3 Bxf3 13. Qxf3 O-O 14. a4 a5 15. Bd2 Nbd5 16. Ne4 Qd7 17. Qg3 Rfd8 18. Rad1 Qc7 19. Qf3 b5 20. axb5 cxb5 21. c4 Nb4 22. Bxb4 Bxb4 23. Nxf6+ gxf6 24. Re4 f5 25. Rh4 bxc4 26. Bxc4 Qe5 27. Qh5 Qg7 28. b3 Rd7 29. Qf3 Rad8 30. Kh1 Be7 31. Rh5 Rd4 32. Rg1 Kh8 33. g4 Rg8 34. g5 Qg6 35. Rh6 Qg7 36. h4 Qe5 *", + "Moves": "h6h7 h8h7 f3h5 h7g7 h5h6", + "MovesSAN": "Rxh7+ Kxh7 Qh5+ Kg7 Qh6#", + "Themes": "attraction kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "3r1bk1/1pqr1ppp/p3P3/2p5/P3P1Q1/2N2R1P/1P2RPP1/6K1 b - - 0 24", + "PGN": "1. d4 d5 2. c4 c6 3. Nf3 a6 4. Nc3 dxc4 5. a4 Nf6 6. e3 Bf5 7. Bxc4 e6 8. O-O c5 9. Re1 Nc6 10. e4 Bg4 11. d5 Nd4 12. Be2 Nxe2+ 13. Qxe2 Be7 14. Bf4 Nh5 15. Qe3 Nxf4 16. Qxf4 Bxf3 17. Qxf3 O-O 18. Rad1 Qb6 19. Re2 Rfd8 20. Qg4 Bf8 21. h3 Rd7 22. Rd3 Rad8 23. Rf3 Qc7 24. dxe6 *", + "Moves": "d7d1 c3d1 d8d1 e2e1 d1e1", + "MovesSAN": "Rd1+ Nxd1 Rxd1+ Re1 Rxe1#", + "Themes": "kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r6k/6p1/p1p1R3/7p/1PP1p2q/PQN1P1p1/1B4P1/3R1K2 b - - 1 26", + "PGN": "1. d4 e5 2. c4 e4 3. e3 f5 4. Nh3 Nf6 5. Nf4 c6 6. d5 Bc5 7. Nc3 a6 8. h3 O-O 9. a3 d6 10. Be2 Nbd7 11. Ne6 Qe7 12. Nxf8 Kxf8 13. b4 Ba7 14. dxc6 bxc6 15. O-O Ne5 16. Bb2 Be6 17. Qb3 Kg8 18. Rad1 Kh8 19. Rd2 h5 20. Rfd1 Nfg4 21. hxg4 Nxg4 22. Bxg4 fxg4 23. Rxd6 Qh4 24. Rxe6 Bxe3 25. fxe3 g3 26. Kf1 *", + "Moves": "h4h1 f1e2 h1g2 e2e1 g2f2", + "MovesSAN": "Qh1+ Ke2 Qxg2+ Ke1 Qf2#", + "Themes": "deflection long mate mateIn3 middlegame" + }, + { + "FEN": "2k1r3/1p5Q/p3p3/q7/4R3/1P6/1BP3rP/2K4R b - - 0 30", + "PGN": "1. e4 c6 2. f4 d5 3. e5 Bf5 4. Nf3 e6 5. Nd4 Ne7 6. Nxf5 Nxf5 7. d4 Nd7 8. Nc3 c5 9. dxc5 Bxc5 10. Nb5 a6 11. Nd6+ Bxd6 12. exd6 Nxd6 13. Bd3 Qb6 14. Qh5 Nf6 15. Qe5 Ng4 16. Qxg7 Qf2+ 17. Kd1 O-O-O 18. Qxg4 Rhg8 19. Qf3 Qb6 20. b3 Rg7 21. Bb2 Rgg8 22. Kd2 Rde8 23. Rae1 Qa5+ 24. Kc1 Qxa2 25. Qh5 Qa5 26. Qxh7 Rxg2 27. f5 Ne4 28. fxe6 fxe6 29. Bxe4 dxe4 30. Rxe4 *", + "Moves": "a5d2 c1b1 d2c2 b1a1 c2b2", + "MovesSAN": "Qd2+ Kb1 Qxc2+ Ka1 Qxb2#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "r3k2r/pbqppp2/6p1/2pn2B1/2Bb4/1P3QP1/P1P4P/R4R1K w kq - 0 17", + "PGN": "1. e4 c5 2. e5 Nc6 3. Nf3 g6 4. Bc4 Bg7 5. d4 cxd4 6. Nxd4 Bxe5 7. Nxc6 bxc6 8. O-O Qc7 9. Qf3 Nf6 10. g3 h5 11. Nc3 h4 12. b3 hxg3 13. fxg3 Bb7 14. Bg5 c5 15. Nd5 Bd4+ 16. Kh1 Nxd5 *", + "Moves": "f3f7 e8d8 f7f8 h8f8 f1f8", + "MovesSAN": "Qxf7+ Kd8 Qf8+ Rxf8 Rxf8#", + "Themes": "attackingF2F7 long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "2r2rk1/pp2qNpp/8/b7/4P2P/2Pb4/1P4Q1/2K2R1R w - - 0 22", + "PGN": "1. e4 e5 2. d3 Nc6 3. f4 exf4 4. Bxf4 Bb4+ 5. c3 Ba5 6. g4 Nf6 7. Nf3 Nxg4 8. Ng5 O-O 9. Qxg4 d6 10. Qg2 Ne5 11. Bxe5 dxe5 12. Nd2 Qf6 13. O-O-O Be6 14. Be2 c5 15. Rdf1 Qe7 16. h4 c4 17. Ndf3 cxd3 18. Bxd3 Rac8 19. Nxe5 Bxa2 20. Nc4 Bxc4 21. Nxf7 Bxd3 *", + "Moves": "g2g7 g8g7 h1g1 e7g5 g1g5", + "MovesSAN": "Qxg7+ Kxg7 Rhg1+ Qg5+ Rxg5#", + "Themes": "attraction long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "6k1/1p4bp/6p1/p2p4/P1qPp1Q1/3nP1B1/1P4PP/5K2 w - - 2 28", + "PGN": "1. d4 g6 2. Bf4 Bg7 3. e3 c5 4. c3 Qa5 5. Qd2 Nc6 6. Nf3 d6 7. Na3 Bg4 8. Be2 Nf6 9. Nc4 Qd8 10. dxc5 d5 11. Na3 Ne4 12. Qd1 O-O 13. O-O a6 14. Nd2 Bxe2 15. Qxe2 Nxc5 16. Nc2 e5 17. Bg3 e4 18. Nd4 Nxd4 19. cxd4 Nd3 20. Nb3 Qb6 21. f3 f5 22. fxe4 fxe4 23. Rxf8+ Rxf8 24. Rf1 Rxf1+ 25. Kxf1 a5 26. a4 Qxb3 27. Qg4 Qc4 *", + "Moves": "g4e6 g8h8 e6e8 g7f8 e8f8", + "MovesSAN": "Qe6+ Kh8 Qe8+ Bf8 Qxf8#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "4k3/3r1ppp/p3p3/4P3/1Q3P2/P7/1P1R2PP/2qR3K b - - 0 36", + "PGN": "1. d4 e6 2. Bf4 d5 3. e3 Nf6 4. Nf3 Bd6 5. Bg3 c5 6. c3 Nc6 7. Nbd2 a6 8. Bd3 b5 9. a3 Bb7 10. Ne5 Rc8 11. f3 cxd4 12. exd4 Bxe5 13. dxe5 Nd7 14. f4 d4 15. c4 bxc4 16. Nxc4 Na5 17. Nd6+ Kf8 18. Nxc8 Qxc8 19. O-O Nc5 20. Be2 Nab3 21. Rb1 Qd7 22. Bf3 Bd5 23. Bxd5 Qxd5 24. Bf2 Ke7 25. Re1 Rd8 26. Qc2 d3 27. Qc3 Ne4 28. Qb4+ Ke8 29. Qa4+ Rd7 30. Rxe4 d2 31. Rd1 Nc5 32. Bxc5 Qxc5+ 33. Kh1 Qc1 34. Re2 Kf8 35. Qb4+ Ke8 36. Rxd2 *", + "Moves": "c1d1 d2d1 d7d1 b4e1 d1e1", + "MovesSAN": "Qxd1+ Rxd1 Rxd1+ Qe1 Rxe1#", + "Themes": "backRankMate endgame long mate mateIn3 xRayAttack" + }, + { + "FEN": "3R1rk1/pp3ppp/7q/2N5/4QP2/6P1/6KP/r7 w - - 2 31", + "PGN": "1. Nf3 d5 2. d4 Nf6 3. g3 c5 4. Bg2 cxd4 5. Nxd4 e5 6. Nb3 Be7 7. e3 Nc6 8. c4 Be6 9. cxd5 Bxd5 10. f3 O-O 11. O-O Qb6 12. Nc3 Rfd8 13. Nxd5 Nxd5 14. Qe2 Rac8 15. Kh1 Bf6 16. e4 Nde7 17. Be3 Nd4 18. Bxd4 exd4 19. e5 d3 20. Qe4 Rc2 21. exf6 Qxf6 22. Rad1 Rxb2 23. f4 Nc6 24. Rxd3 Rxa2 25. Rfd1 Rf8 26. Nc5 Qh6 27. Rd8 Nxd8 28. Rxd8 Ra1+ 29. Bf1 Rxf1+ 30. Kg2 Ra1 *", + "Moves": "d8f8 g8f8 c5d7 f8g8 e4e8", + "MovesSAN": "Rxf8+ Kxf8 Nd7+ Kg8 Qe8#", + "Themes": "attraction endgame long mate mateIn3" + }, + { + "FEN": "r4rk1/p1p2ppp/3p4/2pN4/2n5/6RQ/PqP2PPP/R5K1 w - - 0 19", + "PGN": "1. e4 e5 2. Nf3 d6 3. d4 exd4 4. Nxd4 Nc6 5. Nc3 Nf6 6. Nxc6 bxc6 7. Be2 Bb7 8. O-O c5 9. Bg5 Be7 10. Bf3 O-O 11. e5 Bxf3 12. Qxf3 Nd7 13. Bxe7 Qxe7 14. Rfe1 Nxe5 15. Qh3 Qg5 16. Re3 Nc4 17. Rg3 Qf6 18. Nd5 Qxb2 *", + "Moves": "d5e7 g8h8 h3h7 h8h7 g3h3", + "MovesSAN": "Ne7+ Kh8 Qxh7+ Kxh7 Rh3#", + "Themes": "anastasiaMate attraction kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "5rk1/ppp3pp/8/3PQ3/3P4/8/PP1q2PP/R5K1 b - - 1 23", + "PGN": "1. e4 e5 2. f4 exf4 3. Nf3 Nc6 4. d4 d5 5. e5 Be6 6. Bxf4 f6 7. c3 fxe5 8. Nxe5 Nxe5 9. Bxe5 Nf6 10. Bd3 Bd6 11. O-O O-O 12. Qc2 Ne4 13. Rxf8+ Qxf8 14. Bxd6 Qxd6 15. Bxe4 dxe4 16. Qxe4 Bd5 17. Qe2 Rf8 18. Nd2 Qg6 19. c4 Re8 20. Qf2 Rf8 21. Qg3 Qc2 22. cxd5 Qxd2 23. Qe5 *", + "Moves": "d2f2 g1h1 f2f1 a1f1 f8f1", + "MovesSAN": "Qf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "7k/R7/p4K2/r6p/7P/8/8/8 w - - 12 49", + "PGN": "1. d4 d5 2. e4 e6 3. e5 Nc6 4. c3 Bd7 5. Nf3 a6 6. Bd3 Be7 7. h4 Nh6 8. Bxh6 gxh6 9. Qd2 Bf8 10. g4 Qe7 11. Qc2 O-O-O 12. Bxh7 f5 13. exf6 Qxh7 14. Qxh7 Rxh7 15. Nbd2 e5 16. dxe5 Bxg4 17. O-O-O d4 18. Rde1 dxc3 19. bxc3 Rd3 20. Nh2 Rxc3+ 21. Kb2 Rd3 22. Ne4 Be6 23. f4 Ba3+ 24. Kc2 Nb4+ 25. Kb1 Bxa2+ 26. Ka1 Bd5 27. Rhg1 Nc2+ 28. Kb1 Nxe1 29. Rxe1 Bxe4 30. Rxe4 Rd2 31. Nf3 Rb2+ 32. Ka1 Rd7 33. Re1 Rf2 34. e6 Bb2+ 35. Kb1 Rxf3 36. exd7+ Kxd7 37. Re7+ Kd8 38. Kxb2 Rxf4 39. Rf7 Ke8 40. Rxc7 Rxf6 41. Rxb7 Kf8 42. Kc3 h5 43. Ra7 Kg8 44. Kd3 Rb6 45. Kc4 Rf6 46. Kd5 Rf5+ 47. Ke6 Ra5 48. Kf6 Kh8 *", + "Moves": "f6g6 a5b5 a7a8 b5b8 a8b8", + "MovesSAN": "Kg6 Rb5 Ra8+ Rb8 Rxb8#", + "Themes": "endgame exposedKing long mate mateIn3 rookEndgame" + }, + { + "FEN": "3q1r2/3r1pkp/4p1b1/1p2P3/p5PR/P1p2P2/BP1Q4/2K4R w - - 0 26", + "PGN": "1. Nc3 g6 2. d4 Bg7 3. e4 d6 4. Be3 c6 5. Bc4 b5 6. Bb3 a5 7. a3 a4 8. Ba2 Nf6 9. h3 O-O 10. Qd2 d5 11. exd5 Nxd5 12. Nxd5 cxd5 13. Bh6 Nc6 14. Bxg7 Kxg7 15. O-O-O Ra7 16. Nf3 Rc7 17. Ne5 Nxe5 18. dxe5 Bf5 19. c3 e6 20. f3 g5 21. g4 Bg6 22. h4 gxh4 23. Rh3 Rd7 24. Rdh1 d4 25. Rxh4 dxc3 *", + "Moves": "h4h7 g6h7 d2h6 g7h8 h6h7", + "MovesSAN": "Rxh7+ Bxh7 Qh6+ Kh8 Qxh7#", + "Themes": "long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r7/8/3R3Q/2p3p1/2q1p1k1/4P3/5P1B/6K1 b - - 0 38", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Bg5 O-O 5. a3 Bxc3+ 6. bxc3 d5 7. cxd5 exd5 8. Nf3 c6 9. e3 Qd6 10. Bd3 Bg4 11. h3 Bxf3 12. Qxf3 Nbd7 13. Bf4 Qe7 14. O-O Rfe8 15. Rab1 b6 16. a4 Nf8 17. Bg5 N8d7 18. Rb2 Qd6 19. a5 Ne4 20. Bxe4 dxe4 21. Qf5 g6 22. Qg4 f5 23. Qe2 Kg7 24. Bf4 Qe6 25. Rd1 h6 26. c4 g5 27. Bh2 c5 28. axb6 axb6 29. dxc5 bxc5 30. Rb7 Kg6 31. Rbxd7 Re7 32. Rxe7 Qxe7 33. Qb2 Qf7 34. Rd6+ Kh5 35. g4+ fxg4 36. hxg4+ Kxg4 37. Qf6 Qxc4 38. Qxh6 *", + "Moves": "a8a1 d6d1 a1d1 g1g2 c4f1", + "MovesSAN": "Ra1+ Rd1 Rxd1+ Kg2 Qf1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "3Q4/5ppk/7p/p7/1r6/3N4/6PP/7K b - - 2 32", + "PGN": "1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 e6 5. Nf3 Nf6 6. Nc3 Be7 7. a3 O-O 8. Ne5 Nc6 9. cxd5 exd5 10. f4 Qb6 11. Nxc6 bxc6 12. Bd3 Re8 13. O-O Qxd4+ 14. Kh1 Qb6 15. Na4 Qc7 16. Be3 c5 17. Rc1 c4 18. f5 Bxa3 19. Bf4 Bd6 20. Bxd6 Qxd6 21. Bxc4 Bxf5 22. Rxf5 Re4 23. Bxd5 Nxd5 24. Rxd5 Qf6 25. Nc5 Rb4 26. Nd7 Qxb2 27. Ne5 h6 28. Nd3 Qxc1 29. Nxc1 a5 30. Rd8+ Rxd8 31. Qxd8+ Kh7 32. Nd3 *", + "Moves": "b4b1 d3c1 b1c1 d8d1 c1d1", + "MovesSAN": "Rb1+ Nc1 Rxc1+ Qd1 Rxd1#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "2r1k2r/2qppp2/p6p/1p1nb3/8/1B4P1/PPP1NQ1P/2K2R2 w k - 0 18", + "PGN": "1. e4 g5 2. d4 h6 3. Nc3 Bg7 4. f4 c5 5. e5 cxd4 6. Qxd4 Nc6 7. Qf2 gxf4 8. Bxf4 Nxe5 9. Bxe5 Bxe5 10. Bc4 Nf6 11. Nge2 Qc7 12. Bb3 a6 13. O-O-O b5 14. g3 Bb7 15. Rhf1 Rc8 16. Nd5 Bxd5 17. Rxd5 Nxd5 *", + "Moves": "f2f7 e8d8 f7f8 h8f8 f1f8", + "MovesSAN": "Qxf7+ Kd8 Qf8+ Rxf8 Rxf8#", + "Themes": "attackingF2F7 backRankMate fork long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "rn4k1/pb1p2pp/1p2p3/4Pr2/7q/6P1/PPQN1P1P/1BR2RK1 b - - 0 17", + "PGN": "1. d4 c5 2. c3 cxd4 3. cxd4 Nf6 4. e3 e6 5. Bd3 Bb4+ 6. Bd2 Bxd2+ 7. Nxd2 O-O 8. Rc1 Nd5 9. Bb1 b6 10. Ngf3 Bb7 11. e4 Ne7 12. O-O Ng6 13. Qc2 f5 14. exf5 Rxf5 15. Ne5 Nxe5 16. dxe5 Qh4 17. g3 *", + "Moves": "h4h2 g1h2 f5h5 h2g1 h5h1", + "MovesSAN": "Qxh2+ Kxh2 Rh5+ Kg1 Rh1#", + "Themes": "attraction kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "2kr3r/p6q/1p2p3/2P1N3/4p1p1/6N1/P3QPP1/2R3K1 b - - 0 26", + "PGN": "1. e4 e5 2. Bc4 d6 3. Qf3 Nf6 4. h3 c5 5. c3 Nc6 6. Ne2 Be6 7. Bxe6 fxe6 8. O-O Qe7 9. Na3 h6 10. Nc4 O-O-O 11. d3 g5 12. Ng3 g4 13. hxg4 Rg8 14. g5 hxg5 15. Be3 g4 16. Qe2 Rh8 17. Rfd1 Qh7 18. d4 cxd4 19. cxd4 exd4 20. Bxd4 Nxd4 21. Rxd4 d5 22. Ne5 Bc5 23. Rc1 b6 24. b4 Nxe4 25. Rxe4 dxe4 26. bxc5 *", + "Moves": "h7h2 g1f1 h2h1 g3h1 h8h1", + "MovesSAN": "Qh2+ Kf1 Qh1+ Nxh1 Rxh1#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "2kr3r/pp2b3/8/2p1p3/Q2n4/P1NP4/1P3PK1/1RBR4 b - - 0 22", + "PGN": "1. c4 c5 2. Nc3 Nc6 3. a3 e5 4. e3 f5 5. d3 Nf6 6. h4 d5 7. cxd5 Nxd5 8. Nf3 Nc7 9. Be2 Be7 10. h5 Be6 11. O-O Qd7 12. Rb1 O-O-O 13. Qc2 g5 14. hxg6 hxg6 15. Rd1 g5 16. e4 g4 17. exf5 gxf3 18. fxe6 Nxe6 19. Bxf3 Ned4 20. Bxc6 Qxc6 21. Qa4 Qxg2+ 22. Kxg2 *", + "Moves": "d8g8 c1g5 g8g5 g2f1 h8h1", + "MovesSAN": "Rdg8+ Bg5 Rxg5+ Kf1 Rh1#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "r4rk1/3R3p/2p1p1p1/pp6/7q/PQB1P3/1P3PPP/R5K1 b - - 1 22", + "PGN": "1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. Nc3 Nc6 5. d5 Nb4 6. Qa4+ c6 7. Qxb4 Nxd5 8. Qxc4 Nxc3 9. Qxc3 e6 10. e3 a5 11. a3 Bd7 12. Be2 b5 13. O-O Qf6 14. Qc2 Be7 15. Bd2 O-O 16. Bc3 Qg6 17. Bd3 Qh5 18. Rfd1 g6 19. Bxg6 fxg6 20. Rxd7 Bh4 21. Nxh4 Qxh4 22. Qb3 *", + "Moves": "h4f2 g1h1 f2f1 a1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "6k1/1rp2ppp/R4p2/8/1P1P1b2/2PK2P1/4rP2/8 w - - 0 31", + "PGN": "1. e4 d5 2. Nc3 dxe4 3. Nxe4 Nf6 4. Nxf6+ exf6 5. Qe2+ Be7 6. Nf3 Bg4 7. g3 Nc6 8. Bg2 Qd5 9. O-O Ne5 10. Re1 Bxf3 11. Bxf3 Nxf3+ 12. Kf1 Nxh2+ 13. Kg1 Nf3+ 14. Kf1 Nxe1 15. Qxe1 Qh1+ 16. Ke2 Qxe1+ 17. Kxe1 Bb4 18. c3 Bc5 19. d4 Bd6 20. Bd2 O-O 21. Kd1 Rae8 22. Kc2 Re6 23. a4 Rfe8 24. a5 a6 25. b4 b6 26. axb6 Ra8 27. b7 Rb8 28. Rxa6 Rxb7 29. Bf4 Re2+ 30. Kd3 Bxf4 *", + "Moves": "a6a8 b7b8 a8b8 e2e8 b8e8", + "MovesSAN": "Ra8+ Rb8 Rxb8+ Re8 Rxe8#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "b3r1k1/6pp/1pq2P2/p1p5/5P2/P5N1/1PR2QPP/4R2K b - - 0 28", + "PGN": "1. e4 e5 2. d4 d6 3. dxe5 Nc6 4. exd6 Bxd6 5. Nc3 Nf6 6. Bd3 O-O 7. f4 Re8 8. Qf3 Nd4 9. Qe3 Nxc2+ 10. Bxc2 b6 11. Nge2 Bb7 12. Ng3 Ng4 13. Qf3 Nf6 14. O-O Bc5+ 15. Be3 Bxe3+ 16. Qxe3 Ng4 17. Qf3 Qd4+ 18. Kh1 Ne3 19. Rf2 Nxc2 20. Rxc2 c5 21. Qf2 Qb4 22. a3 Qc4 23. Nd5 Qb5 24. Nc7 Qc6 25. Nxa8 Bxa8 26. e5 a5 27. Re1 f6 28. exf6 *", + "Moves": "c6g2 f2g2 e8e1 g3f1 e1f1", + "MovesSAN": "Qxg2+ Qxg2 Rxe1+ Nf1 Rxf1#", + "Themes": "deflection kingsideAttack long mate mateIn3 middlegame pin sacrifice" + }, + { + "FEN": "7k/3r2pp/8/3p1NK1/1r6/3q4/8/R7 w - - 0 47", + "PGN": "1. e4 e5 2. d4 exd4 3. c3 c5 4. Nf3 Nc6 5. Bc4 Qf6 6. Bg5 Qg6 7. O-O Be7 8. Bxe7 Ngxe7 9. e5 O-O 10. Bd3 Qg4 11. h3 Qh5 12. Be2 Nxe5 13. Nxd4 Qg6 14. Nb5 Qc6 15. c4 a6 16. N5c3 N5g6 17. Nd5 b5 18. b3 d6 19. Nbc3 Be6 20. cxb5 axb5 21. Bxb5 Qb7 22. Nxe7+ Nxe7 23. Be2 Qd7 24. Bf3 Rad8 25. a3 f5 26. b4 cxb4 27. axb4 f4 28. Re1 Nf5 29. b5 Nh4 30. Bc6 Qc8 31. Re4 Bxh3 32. g3 fxg3 33. f4 Bg4 34. Qd5+ Kh8 35. Qg5 Nf3+ 36. Kg2 Nxg5 37. fxg5 Qf5 38. Re2 Bxe2 39. Nxe2 Qxg5 40. Nxg3 d5 41. b6 Qd2+ 42. Kh3 Rf6 43. Bd7 Rxb6 44. Nf5 Qd3+ 45. Kg4 Rb4+ 46. Kg5 Rxd7 *", + "Moves": "a1a8 b4b8 a8b8 d7d8 b8d8", + "MovesSAN": "Ra8+ Rb8 Rxb8+ Rd8 Rxd8#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "r5k1/4R1Pp/8/3b4/3B4/2P3Pq/5Q1P/6K1 b - - 2 53", + "PGN": "1. c4 Nf6 2. Nc3 e5 3. d3 Bb4 4. Nf3 Nc6 5. e3 d5 6. cxd5 Nxd5 7. Qb3 Bxc3+ 8. bxc3 O-O 9. Be2 Na5 10. Qa4 c6 11. Bb2 b5 12. Qc2 Qe7 13. O-O c5 14. Rfe1 Bb7 15. e4 Nf4 16. Bd1 c4 17. g3 Nh3+ 18. Kg2 Ng5 19. Nxg5 Qxg5 20. Bc1 Qg6 21. f3 cxd3 22. Qxd3 Nc4 23. Bb3 Rad8 24. Qe2 Qe6 25. a4 a6 26. axb5 axb5 27. Ra7 Bc8 28. Bg5 f6 29. Bc1 Qh3+ 30. Kg1 Kh8 31. Bxc4 bxc4 32. Qxc4 Be6 33. Qc7 Rg8 34. Ra1 Qh5 35. Rf1 Rc8 36. Qe7 Bc4 37. Rf2 Rgd8 38. Be3 Re8 39. Qb4 Qf7 40. f4 exf4 41. Rxf4 Rb8 42. Qc5 Rec8 43. Qa3 Bd3 44. Bd4 Qe6 45. Re1 Ra8 46. Qc1 Ra2 47. Qe3 Bc4 48. e5 Qh3 49. Rf2 Rca8 50. exf6 Rxf2 51. fxg7+ Kg8 52. Qxf2 Bd5 53. Re7 *", + "Moves": "a8a1 e7e1 a1e1 f2e1 h3g2", + "MovesSAN": "Ra1+ Re1 Rxe1+ Qxe1 Qg2#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "3k4/1R6/p1p1R2p/8/2N5/3B3P/PP3rr1/1K6 b - - 0 30", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 d6 5. d4 exd4 6. cxd4 Bb4+ 7. Bd2 Bxd2+ 8. Qxd2 Nf6 9. Nc3 Bg4 10. h3 Bxf3 11. gxf3 a6 12. O-O-O Qd7 13. Qg5 O-O-O 14. e5 h6 15. Qxg7 Rhg8 16. Qxf6 Rg2 17. e6 Qe7 18. Qxe7 Nxe7 19. exf7 d5 20. Bd3 Rf8 21. Rde1 Rxf7 22. f4 Nc6 23. Nxd5 Nxd4 24. Kb1 c6 25. Nb6+ Kc7 26. Nc4 Rxf4 27. Re7+ Kd8 28. Rxb7 Rfxf2 29. Re1 Ne6 30. Rxe6 *", + "Moves": "g2g1 d3f1 g1f1 e6e1 f1e1", + "MovesSAN": "Rg1+ Bf1 Rgxf1+ Re1 Rxe1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "3q2rk/ppr3pp/8/1b2Np2/3PpP2/2P1B1Q1/PP5P/R5K1 w - - 3 22", + "PGN": "1. g3 f5 2. f4 Nf6 3. Nf3 e6 4. Bg2 Be7 5. O-O O-O 6. d4 d5 7. e3 c5 8. c3 Bd7 9. Ne5 Bb5 10. Re1 Nc6 11. Nd2 Rc8 12. Ndf3 Ne4 13. Nxc6 Rxc6 14. Ne5 Rc7 15. g4 Bh4 16. gxf5 Bxe1 17. Qxe1 exf5 18. Bxe4 dxe4 19. Qg3 cxd4 20. exd4 Kh8 21. Be3 Rg8 *", + "Moves": "e5g6 h7g6 g3h3 d8h4 h3h4", + "MovesSAN": "Ng6+ hxg6 Qh3+ Qh4 Qxh4#", + "Themes": "kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "1r3r1k/5q1p/2pp2pQ/p1p1p3/P6N/1P1PR3/2P2PPP/R5K1 b - - 2 23", + "PGN": "1. e4 c5 2. Nf3 g6 3. Bc4 Bg7 4. d3 e6 5. Nc3 Ne7 6. Bd2 Nbc6 7. a4 O-O 8. O-O a6 9. Re1 e5 10. Nd5 d6 11. Bg5 f6 12. Nxe7+ Kh8 13. Nxc6 bxc6 14. Be3 f5 15. exf5 Bxf5 16. Bg5 Qd7 17. Qd2 Rab8 18. Nh4 Be6 19. Bxe6 Qxe6 20. b3 a5 21. Bh6 Bxh6 22. Qxh6 Qf7 23. Re3 *", + "Moves": "f7f2 g1h1 f2f1 a1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "8/p3R3/1p6/r3NkP1/3P1P2/5K2/8/6r1 w - - 5 43", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. O-O Bg7 5. Bxc6 dxc6 6. h3 Nf6 7. Re1 O-O 8. d3 Qc7 9. Nbd2 e5 10. b4 cxb4 11. a3 bxa3 12. Bxa3 Rd8 13. Nc4 Nh5 14. Bc5 Be6 15. Nfd2 b6 16. Be3 Nf4 17. Qf3 f5 18. exf5 Bd5 19. Qg3 Nxg2 20. fxg6 Nxe1 21. Rxe1 hxg6 22. Qxg6 Qf7 23. Qg3 Qh5 24. Kh2 Kh7 25. Bg5 Rf8 26. Nxe5 Rae8 27. f4 Rf5 28. d4 c5 29. c3 cxd4 30. cxd4 Rc8 31. Ne4 Rc2+ 32. Kg1 Bxe4 33. Rxe4 Qd1+ 34. Qe1 Rc1 35. Qxd1 Rxd1+ 36. Kf2 Rb1 37. Kf3 Rg1 38. h4 Bh6 39. Ng4 Bxg5 40. hxg5 Ra5 41. Re7+ Kg6 42. Ne5+ Kf5 *", + "Moves": "e7f7 f5e6 f4f5 e6d5 f7d7", + "MovesSAN": "Rf7+ Ke6 f5+ Kd5 Rd7#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "r7/pq1rp1kp/b4pp1/8/6N1/1P6/P4PPP/Q3R1K1 w - - 6 25", + "PGN": "1. e4 c5 2. Nf3 g6 3. Bc4 Nc6 4. O-O Bg7 5. c3 Nf6 6. Re1 d5 7. exd5 Nxd5 8. d4 cxd4 9. cxd4 Be6 10. Bb5 O-O 11. Nc3 Nb6 12. Be3 Nc4 13. Bxc4 Bxc4 14. b3 Ba6 15. d5 Bxc3 16. dxc6 Qc7 17. cxb7 Qxb7 18. Bd4 Bxa1 19. Qxa1 Rfd8 20. Bh8 f6 21. Ng5 Kxh8 22. Nf7+ Kg8 23. Nh6+ Kg7 24. Ng4 Rd7 *", + "Moves": "e1e7 d7e7 a1f6 g7g8 g4h6", + "MovesSAN": "Rxe7+ Rxe7 Qxf6+ Kg8 Nh6#", + "Themes": "long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "5r2/pppQn1k1/3p1Rr1/1B1Pp3/3NP3/8/PPP5/1K6 b - - 0 32", + "PGN": "1. e4 Nc6 2. Nf3 e5 3. d4 d6 4. Bc4 Bd7 5. Nc3 h6 6. Be3 Nf6 7. d5 Ne7 8. Nd2 Bg4 9. f3 Bh5 10. h4 Bg6 11. Ne2 Bh7 12. g4 g6 13. g5 Nfg8 14. f4 f6 15. h5 gxh5 16. Ng3 hxg5 17. fxg5 fxg5 18. Bxg5 Bg6 19. Nxh5 Bxh5 20. Rxh5 Bh6 21. Rxh6 Nxh6 22. Bb5+ Kf8 23. Bxh6+ Rxh6 24. Qf3+ Kg7 25. O-O-O Rg6 26. Rf1 Qf8 27. Qh3 Qh8 28. Qd7 Qh4 29. Nf3 Qf4+ 30. Kb1 Qf6 31. Nd4 Rf8 32. Rxf6 *", + "Moves": "g6g1 b5f1 g1f1 f6f1 f8f1", + "MovesSAN": "Rg1+ Bf1 Rxf1+ Rxf1 Rxf1#", + "Themes": "backRankMate long mate mateIn3 middlegame xRayAttack" + }, + { + "FEN": "4r1k1/1RR2p2/p5p1/2pB3p/P7/2b3Nb/2P4P/6K1 b - - 0 28", + "PGN": "1. d4 d5 2. Bf4 c5 3. e4 dxe4 4. d5 a6 5. Nc3 Nf6 6. a4 g6 7. Nge2 Bg7 8. Ng3 O-O 9. Bc4 Qb6 10. O-O Qxb2 11. Bd2 Qb4 12. Qe2 Bg4 13. f3 exf3 14. gxf3 Bh3 15. Rfb1 Qa5 16. Rxb7 Qd8 17. Re1 Nbd7 18. Qxe7 Qc8 19. Reb1 Re8 20. Qd6 Ne5 21. Be2 h5 22. Rc7 Qd8 23. Qxd8 Raxd8 24. Rbb7 Nxd5 25. Nxd5 Rxd5 26. Bc3 Nxf3+ 27. Bxf3 Bxc3 28. Bxd5 *", + "Moves": "c3d4 g1h1 e8e1 g3f1 e1f1", + "MovesSAN": "Bd4+ Kh1 Re1+ Nf1 Rxf1#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "r5r1/p4QP1/1qkp4/3pp1P1/8/8/PPP3P1/1R3R1K b - - 0 31", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. Be3 d6 7. Be2 Bd7 8. O-O Nf6 9. Nxc6 bxc6 10. Rb1 O-O 11. Qd2 Re8 12. h4 h5 13. Bh6 Bh8 14. Qf4 e5 15. Qd2 Be6 16. Bg5 Qc7 17. f4 Ng4 18. f5 gxf5 19. exf5 Qb6+ 20. Kh1 Bd5 21. Bxg4 hxg4 22. Nxd5 cxd5 23. Qe2 f6 24. Bh6 Kf7 25. Qxg4 Rg8 26. Qh5+ Ke7 27. Bg5 fxg5 28. hxg5 Bg7 29. f6+ Kd7 30. Qf7+ Kc6 31. fxg7 *", + "Moves": "g8h8 g7h8q a8h8 f7h5 h8h5", + "MovesSAN": "Rh8+ gxh8=Q Rxh8+ Qh5 Rxh5#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "3r3k/p4Qp1/5p1p/2P1p3/4N2B/3q1P2/6PP/4K3 b - - 0 35", + "PGN": "1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Bb4 6. Nxc6 bxc6 7. Bd2 Ne7 8. Bd3 d6 9. O-O e5 10. a3 Ba5 11. b4 Bb6 12. Na4 Bc7 13. c4 O-O 14. Bg5 h6 15. Bh4 f6 16. c5 d5 17. Qb3 Be6 18. Nc3 Rb8 19. Rad1 Qd7 20. exd5 Nxd5 21. Bc4 Rbd8 22. b5 Kh8 23. bxc6 Qxc6 24. Bxd5 Bxd5 25. Rxd5 Rxd5 26. Qxd5 Qa6 27. Ra1 Rd8 28. Qf7 Ba5 29. Ne4 Qd3 30. f3 Qd4+ 31. Kf1 Qxa1+ 32. Kf2 Be1+ 33. Ke3 Qxa3+ 34. Ke2 Qd3+ 35. Kxe1 *", + "Moves": "d3e3 e1f1 d8d1 h4e1 e3e1", + "MovesSAN": "Qe3+ Kf1 Rd1+ Be1 Qxe1#", + "Themes": "endgame exposedKing long mate mateIn3" + }, + { + "FEN": "4rrk1/pQ3Rpp/2p5/6N1/6b1/1N1q4/P3n2P/R6K w - - 0 24", + "PGN": "1. e4 d5 2. Nc3 d4 3. Nd5 c6 4. Nf4 e5 5. Nfe2 Nf6 6. d3 Be7 7. f4 Nbd7 8. fxe5 Nxe5 9. Bf4 O-O 10. Bxe5 Qa5+ 11. Qd2 Qxe5 12. Nf3 Qb5 13. Nexd4 Qxb2 14. Nb3 Bg4 15. Be2 Rad8 16. O-O Nxe4 17. Qe3 Nc3 18. Qxe7 Rde8 19. Qxb7 Nxe2+ 20. Kh1 Qxc2 21. Ng5 Bh5 22. g4 Bxg4 23. Rxf7 Qxd3 *", + "Moves": "f7g7 g8h8 g7h7 d3h7 b7h7", + "MovesSAN": "Rxg7+ Kh8 Rxh7+ Qxh7 Qxh7#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "7k/p1R2rpp/8/6p1/7n/P6P/1P1r1P2/5K2 w - - 0 29", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. c3 e6 4. d4 d5 5. exd5 Qxd5 6. Bb5 Bd7 7. Bxc6 Bxc6 8. Be3 Nf6 9. Nbd2 cxd4 10. cxd4 Bb4 11. a3 Bxd2+ 12. Qxd2 Ne4 13. Qb4 Nd6 14. Rc1 Rd8 15. Rc5 Qe4 16. O-O O-O 17. Bg5 f6 18. Re1 Qg4 19. h3 Qxf3 20. gxf3 fxg5 21. Rxc6 bxc6 22. Rxe6 Nb5 23. Rxc6 Nxd4 24. Qc4+ Kh8 25. Rc7 Nxf3+ 26. Kg2 Nh4+ 27. Kf1 Rd2 28. Qf7 Rxf7 *", + "Moves": "c7c8 d2d8 c8d8 f7f8 d8f8", + "MovesSAN": "Rc8+ Rd8 Rxd8+ Rf8 Rxf8#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "5r1k/6pp/5q1r/pP1Qb3/P7/8/3N2RP/5R1K b - - 3 31", + "PGN": "1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Qb6 5. a3 Nc6 6. Nf3 Nh6 7. b4 cxd4 8. cxd4 Nf5 9. Be3 a5 10. b5 Nd8 11. a4 Bb4+ 12. Nbd2 O-O 13. Bd3 Nxe3 14. fxe3 f6 15. exf6 Rxf6 16. O-O Nf7 17. Qc2 Rh6 18. Rf2 Nd6 19. Ng5 Nf5 20. g4 Be7 21. Ndf3 Qd8 22. gxf5 Bxg5 23. Rg2 Bxe3+ 24. Kh1 exf5 25. Bxf5 Bxf5 26. Qxf5 Qf6 27. Qxd5+ Kh8 28. Qxb7 Rf8 29. Rf1 Bxd4 30. Qd5 Be5 31. Nd2 *", + "Moves": "f6f1 d2f1 f8f1 g2g1 h6h2", + "MovesSAN": "Qxf1+ Nxf1 Rxf1+ Rg1 Rxh2#", + "Themes": "deflection long mate mateIn3 middlegame" + }, + { + "FEN": "r1b2rk1/2p1Qqpp/2pp4/1p4B1/3P4/8/PP3PPP/RN2R1K1 b - - 0 15", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nxe5 Qe7 4. d4 Nxe4 5. Bd3 Nf6 6. O-O d6 7. Nxf7 Qxf7 8. Re1+ Be7 9. Qe2 Nc6 10. Bb5 Nd5 11. c4 a6 12. cxd5 axb5 13. dxc6 bxc6 14. Bg5 O-O 15. Qxe7 *", + "Moves": "f7f2 g1h1 f2f1 e1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "6Q1/pppk1r2/3p4/5qp1/4R3/8/PP3PPP/R5K1 b - - 0 28", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Bc5 5. c3 dxc3 6. Bxf7+ Kxf7 7. Qd5+ Ke8 8. Qh5+ Kf8 9. Qxc5+ Nge7 10. Nxc3 d6 11. Qe3 Be6 12. O-O Qd7 13. Qf4+ Ke8 14. Ng5 Rf8 15. Qh4 h6 16. Nxe6 Qxe6 17. Re1 Ne5 18. Qg3 Kd7 19. Bf4 Nd3 20. Qxd3 Rxf4 21. Qg3 g5 22. Nd5 Nxd5 23. exd5 Qxd5 24. Qh3+ Qf5 25. Qxh6 Rf8 26. Qg7+ Rf7 27. Qg8 Re4 28. Rxe4 *", + "Moves": "f5f2 g1h1 f2f1 a1f1 f7f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "8/P5Rp/5p2/3pp1kP/6P1/4PKNr/3r4/5R2 b - - 2 40", + "PGN": "1. d4 e6 2. e4 d5 3. e5 c5 4. Nf3 cxd4 5. Nxd4 Nc6 6. Nxc6 bxc6 7. Be2 Ba6 8. Bxa6 Qa5+ 9. c3 Qxa6 10. b4 c5 11. a4 cxb4 12. a5 bxc3 13. Nxc3 Bb4 14. Qa4+ Ke7 15. Qxb4+ Kd7 16. Qa4+ Qc6 17. Qxc6+ Kxc6 18. O-O Ne7 19. Be3 Nf5 20. Rfc1 Kd7 21. Nb5 a6 22. Nd4 Nxe3 23. fxe3 Rhb8 24. Kf2 Rb2+ 25. Kf3 Rab8 26. h4 f5 27. exf6 gxf6 28. g4 e5 29. Nf5 Rh2 30. h5 Rbb2 31. Rf1 Rh3+ 32. Ng3 Ke6 33. Rab1 Rd2 34. Rb6+ Kf7 35. Rxa6 Kg7 36. Rc6 Ra2 37. a6 Rd2 38. Rc7+ Kh6 39. a7 Kg5 40. Rg7+ *", + "Moves": "g5h4 f1h1 e5e4 f3f4 d2f2", + "MovesSAN": "Kh4 Rh1 e4+ Kf4 Rf2#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "6k1/pp3ppp/1np5/8/8/1Pn3QP/P5PK/4rqN1 w - - 0 30", + "PGN": "1. e4 e5 2. Nf3 d6 3. d4 exd4 4. Bc4 Be7 5. Nxd4 Nf6 6. O-O c6 7. f4 Qc7 8. e5 dxe5 9. fxe5 Qxe5 10. Bf4 Qc5 11. Bc7 O-O 12. c3 Bg4 13. Qe1 Re8 14. Qg3 Qxc4 15. b3 Qd5 16. Nd2 Nbd7 17. Rad1 Bxd1 18. Rxd1 Qh5 19. N2f3 Ne4 20. Qf4 Nxc3 21. Re1 Bc5 22. Kh1 Rxe1+ 23. Nxe1 Qd1 24. Nf3 Re8 25. Qg3 Qe2 26. h3 Qf1+ 27. Kh2 Bg1+ 28. Nxg1 Rxe1 29. Bb6 Nxb6 *", + "Moves": "g3b8 b6c8 b8c8 e1e8 c8e8", + "MovesSAN": "Qb8+ Nc8 Qxc8+ Re8 Qxe8#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "6k1/2p3pp/1pQ1p3/p1n4B/2P5/P1P1q1P1/4P1KP/5r2 w - - 0 23", + "PGN": "1. d4 f5 2. Nf3 Nf6 3. Bg5 e6 4. Bxf6 Qxf6 5. c4 Bb4+ 6. Nc3 O-O 7. a3 Bxc3+ 8. bxc3 b6 9. g3 Bb7 10. Bg2 d6 11. O-O Nd7 12. Qa4 Rf7 13. Rac1 a5 14. Ne5 dxe5 15. dxe5 Qxe5 16. Bxb7 Raf8 17. Bf3 f4 18. Qc6 fxg3 19. fxg3 Qe3+ 20. Kg2 Nc5 21. Bh5 Rxf1 22. Rxf1 Rxf1 *", + "Moves": "c6e8 f1f8 h5f7 g8h8 e8f8", + "MovesSAN": "Qe8+ Rf8 Bf7+ Kh8 Qxf8#", + "Themes": "deflection endgame long mate mateIn3" + }, + { + "FEN": "3r3k/B4Bpp/2Q5/4q3/8/8/P5PP/7K b - - 0 25", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nxc6 bxc6 6. Nc3 Nf6 7. Bc4 Bb4 8. O-O O-O 9. f4 Bxc3 10. bxc3 Nxe4 11. fxe5 Nxc3 12. Qd6 Qb6+ 13. Kh1 Ne4 14. Qe7 Nf2+ 15. Rxf2 Qxf2 16. Ba3 Bb7 17. Rf1 Qxc2 18. Bxf7+ Kh8 19. Qxd7 Qe2 20. Rg1 Rfd8 21. Qxb7 Rab8 22. Qxc6 Rb1 23. Bc5 Rxg1+ 24. Bxg1 Qxe5 25. Bxa7 *", + "Moves": "d8d1 a7g1 d1g1 h1g1 e5e1", + "MovesSAN": "Rd1+ Bg1 Rxg1+ Kxg1 Qe1#", + "Themes": "attraction endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "1r1r3k/p4pp1/1pN1pq2/2b5/2P1Q3/1R6/P4PPP/5RK1 b - - 4 24", + "PGN": "1. d4 d5 2. c4 e6 3. Nc3 c6 4. e3 Nf6 5. Nf3 Bd6 6. Bd3 Nbd7 7. O-O O-O 8. e4 dxe4 9. Nxe4 Nxe4 10. Bxe4 Nf6 11. Bd3 c5 12. Bg5 cxd4 13. Bxf6 Qxf6 14. Nxd4 Be5 15. Nf3 Bxb2 16. Rb1 b6 17. Be4 Rb8 18. Qc2 Ba3 19. Bxh7+ Kh8 20. Be4 Bb7 21. Rb3 Bxe4 22. Qxe4 Bc5 23. Ne5 Rfd8 24. Nc6 *", + "Moves": "f6f2 f1f2 d8d1 e4e1 d1e1", + "MovesSAN": "Qxf2+ Rxf2 Rd1+ Qe1 Rxe1#", + "Themes": "kingsideAttack long mate mateIn3 middlegame pin sacrifice" + }, + { + "FEN": "3R4/p1k2p2/1pp2q2/2b2P2/2P1Q2p/1P5B/P5PP/7K b - - 0 34", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qe5+ 4. Be2 Qg5 5. Bf3 Qg6 6. Nge2 Na6 7. O-O c6 8. Nf4 Qf6 9. d4 g5 10. Nh5 Qg6 11. Ne4 g4 12. Nf4 Qg7 13. Be2 h5 14. d5 Bd7 15. d6 e5 16. Nd3 h4 17. Ndc5 Nxc5 18. Nxc5 b6 19. Nxd7 Kxd7 20. Bxg4+ Kd8 21. f4 Nf6 22. Bh3 e4 23. b3 Nd5 24. f5 Rg8 25. c4 Nf6 26. Bb2 Kd7 27. Qc2 Re8 28. Rfe1 Bxd6 29. Rad1 Kc7 30. Bxf6 Qxf6 31. Rxe4 Bc5+ 32. Kh1 Rxe4 33. Qxe4 Rd8 34. Rxd8 *", + "Moves": "f6a1 d8d1 a1d1 e4e1 d1e1", + "MovesSAN": "Qa1+ Rd1 Qxd1+ Qe1 Qxe1#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "1k6/8/1PPK2p1/P5P1/8/5n2/7p/8 w - - 0 51", + "PGN": "1. b3 c5 2. Bb2 d5 3. e3 Nc6 4. Nf3 Bg4 5. Bb5 a6 6. Bxc6+ bxc6 7. h3 Bh5 8. g4 Bg6 9. Ne5 Qc7 10. h4 h5 11. Nxg6 fxg6 12. Nc3 Nf6 13. g5 Ng4 14. Qe2 e6 15. O-O-O Bd6 16. f3 Ne5 17. d4 Nd7 18. Qd3 Nf8 19. Kb1 Kd7 20. dxc5 Bxc5 21. Na4 Bd6 22. Bxg7 Rg8 23. Bf6 Nh7 24. Bb2 Raf8 25. f4 e5 26. fxe5 Bxe5 27. Nc5+ Kd6 28. Nxa6 Qa5 29. Bxe5+ Kxe5 30. Qd4+ Kd6 31. Nc5 Qxc5 32. Qxc5+ Kxc5 33. Rhf1 Kd6 34. e4 Rxf1 35. Rxf1 Rf8 36. Rxf8 Nxf8 37. exd5 cxd5 38. a4 Ne6 39. b4 Nf4 40. a5 Kc6 41. Kb2 Kb5 42. Kc3 Ng2 43. Kd4 Nxh4 44. Kxd5 Nf3 45. c4+ Ka6 46. c5 h4 47. c6 h3 48. b5+ Ka7 49. b6+ Kb8 50. Kd6 h2 *", + "Moves": "a5a6 h2h1q c6c7 b8c8 b6b7", + "MovesSAN": "a6 h1=Q c7+ Kc8 b7#", + "Themes": "advancedPawn endgame exposedKing knightEndgame long mate mateIn3" + }, + { + "FEN": "r1bq3k/pp2rBpp/2p5/8/4N3/P4P2/1PPBKP2/R6R w - - 1 23", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nc3 Nc6 4. d4 Bd6 5. dxe5 Nxe5 6. Nxe5 Bxe5 7. Bd2 O-O 8. Bd3 Re8 9. O-O c6 10. Re1 d6 11. a3 Bxh2+ 12. Kxh2 Ng4+ 13. Kg1 Qh4 14. Qf3 Qh2+ 15. Kf1 Qh4 16. Bc4 Nh2+ 17. Ke2 Nxf3 18. gxf3 d5 19. Ba2 dxe4 20. Nxe4 Kh8 21. Rh1 Qd8 22. Bxf7 Re7 *", + "Moves": "h1h7 h8h7 a1h1 c8h3 h1h3", + "MovesSAN": "Rxh7+ Kxh7 Rh1+ Bh3 Rxh3#", + "Themes": "attraction kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "6k1/2p2ppn/1p1p2P1/p7/7q/1P2Q2P/1P6/6K1 w - - 0 29", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. O-O h6 5. c3 Nf6 6. d4 exd4 7. cxd4 Bb6 8. d5 Na5 9. Bb3 Nxb3 10. axb3 d6 11. Nc3 O-O 12. Be3 Bg4 13. h3 Bh5 14. Bxb6 axb6 15. Qd3 Rxa1 16. Rxa1 Re8 17. g4 Bg6 18. Nh4 Bxe4 19. Nxe4 Rxe4 20. f3 Re5 21. Qd2 Rxd5 22. Qc3 Rc5 23. Qe3 Ra5 24. Rxa5 bxa5 25. f4 b6 26. g5 hxg5 27. fxg5 Nh7 28. g6 Qxh4 *", + "Moves": "e3e8 h7f8 e8f7 g8h8 f7f8", + "MovesSAN": "Qe8+ Nf8 Qxf7+ Kh8 Qxf8#", + "Themes": "deflection endgame long mate mateIn3" + }, + { + "FEN": "r2q2rk/p1p2Q1p/1bp2p1B/8/3P4/5b2/PP3PPP/R3R1K1 w - - 0 17", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. O-O Nf6 5. c3 O-O 6. d4 exd4 7. cxd4 Bb6 8. Nc3 d5 9. Bg5 dxe4 10. Nxe4 Bg4 11. Nxf6+ gxf6 12. Bh6 Re8 13. Qb3 Kh8 14. Bxc6 bxc6 15. Rfe1 Rg8 16. Qxf7 Bxf3 *", + "Moves": "e1e8 d8e8 f7f6 g8g7 f6g7", + "MovesSAN": "Re8 Qxe8 Qxf6+ Rg7 Qxg7#", + "Themes": "deflection long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "5rk1/5ppp/3q4/4n3/B1p1b3/1PQ1P3/P4PPP/3R1RK1 b - - 2 33", + "PGN": "1. d4 d5 2. e3 Bf5 3. Nf3 e6 4. c3 Nf6 5. Nbd2 Nbd7 6. Qb3 b6 7. Qb5 a6 8. Qc6 Bd6 9. c4 Rc8 10. cxd5 exd5 11. Bxa6 Rb8 12. Bb5 O-O 13. Ba4 Qe7 14. Bb3 Rbd8 15. O-O Nb8 16. Qb7 Rd7 17. Ne5 Bxe5 18. dxe5 Qxe5 19. Nf3 Qd6 20. Ba4 c6 21. Qxb6 Rc7 22. Nd4 Nbd7 23. Qb3 Bg6 24. Bd2 c5 25. Nb5 c4 26. Qc3 Ne4 27. Qd4 Qc5 28. Nxc7 Qxc7 29. Qxd5 Nxd2 30. Qxd2 Ne5 31. Qc3 Be4 32. b3 Qd6 33. Rad1 *", + "Moves": "e5f3 g2f3 d6g6 g1h1 e4f3", + "MovesSAN": "Nf3+ gxf3 Qg6+ Kh1 Bxf3#", + "Themes": "intermezzo kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "4Q3/5Pkp/8/p1p1p3/2p3KP/6P1/PPP5/5q2 b - - 4 42", + "PGN": "1. e4 c5 2. f4 Nc6 3. Nc3 d6 4. Nf3 g6 5. Bb5 Bg7 6. Bxc6+ bxc6 7. d3 Nf6 8. O-O O-O 9. Qe1 a5 10. f5 Nd7 11. Qh4 Bf6 12. Ng5 Bxg5 13. Bxg5 f6 14. Bh6 g5 15. Qh5 Rf7 16. Rf3 Ne5 17. Rg3 c4 18. h4 g4 19. d4 c5 20. dxe5 dxe5 21. Rxg4+ Kh8 22. Bg7+ Rxg7 23. Rxg7 Kxg7 24. Nd5 Bb7 25. Rf1 Bxd5 26. exd5 Qxd5 27. Rf3 Qd4+ 28. Kh2 Rg8 29. Rg3+ Kh8 30. Rxg8+ Kxg8 31. Qe8+ Kg7 32. Qxe7+ Kg8 33. Qe6+ Kg7 34. Qe7+ Kg8 35. Qxf6 Qf4+ 36. Kh3 Qe3+ 37. g3 Qe2 38. Qe6+ Kg7 39. f6+ Kg6 40. f7+ Kg7 41. Qe8 Qf1+ 42. Kg4 *", + "Moves": "h7h5 g4g5 f1f6 g5h5 f6f5", + "MovesSAN": "h5+ Kg5 Qf6+ Kxh5 Qf5#", + "Themes": "endgame long mate mateIn3 queenEndgame" + }, + { + "FEN": "1k4r1/p2Q1p2/1p5p/1P2p3/4P1n1/3p4/1P3P2/2R2K2 b - - 0 32", + "PGN": "1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 e6 5. e3 Bd6 6. Qc2 Nbd7 7. g4 Nxg4 8. Rg1 Nxh2 9. Nxh2 Bxh2 10. Rxg7 Qh4 11. Bd2 dxc4 12. e4 c5 13. Bg5 Qg4 14. Nb5 cxd4 15. Nc7+ Bxc7 16. Bxc4 Ba5+ 17. Kf1 Qh3+ 18. Kg1 Qg4+ 19. Kf1 h6 20. Bf6 Nxf6 21. Rxg4 Nxg4 22. Qa4+ Bd7 23. Qxa5 b6 24. Qd2 e5 25. a4 Rg8 26. Bb5 Bxb5+ 27. axb5 O-O-O 28. Rc1+ Kb7 29. Qb4 Rd7 30. Qc4 d3 31. Qc6+ Kb8 32. Qxd7 *", + "Moves": "g4h2 f1e1 h2f3 e1d1 g8g1", + "MovesSAN": "Nh2+ Ke1 Nf3+ Kd1 Rg1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "1rr3k1/3b1p1p/5P2/7Q/p6N/1P4P1/P5KP/q7 w - - 0 33", + "PGN": "1. g3 c6 2. Bg2 d5 3. d3 Nf6 4. c4 Bg4 5. cxd5 cxd5 6. Nc3 Nc6 7. Qb3 Rb8 8. Nxd5 Be6 9. Nxf6+ gxf6 10. Bxc6+ bxc6 11. Qc2 Bd5 12. Nf3 e5 13. e4 Be6 14. Qxc6+ Bd7 15. Qd5 Bb4+ 16. Kf1 O-O 17. b3 Qc7 18. Qc4 Qb6 19. Be3 Qb7 20. Qc2 Rfc8 21. Qe2 a5 22. Kg2 Qc6 23. Nh4 a4 24. Qh5 Bf8 25. f4 Qc3 26. fxe5 Qxd3 27. Rhf1 Qxe3 28. exf6 Qxe4+ 29. Kg1 Bc5+ 30. Rf2 Bxf2+ 31. Kxf2 Qd4+ 32. Kg2 Qxa1 *", + "Moves": "h5g5 g8f8 g5g7 f8e8 g7h8", + "MovesSAN": "Qg5+ Kf8 Qg7+ Ke8 Qh8#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "r5k1/2p3pp/p7/1p6/6Q1/1P5P/2q3P1/4R2K w - - 0 24", + "PGN": "1. e4 e5 2. Nc3 Nf6 3. f4 d6 4. Nf3 Bg4 5. Bc4 Be7 6. O-O O-O 7. d4 exf4 8. Bxf4 Nc6 9. Qd2 a6 10. Rae1 b5 11. Bb3 Na5 12. e5 Nxb3 13. axb3 Nd7 14. Nd5 dxe5 15. Nxe7+ Qxe7 16. Nxe5 Nxe5 17. Bxe5 Qd7 18. Qg5 f6 19. Bxf6 Rxf6 20. Rxf6 Qxd4+ 21. Kh1 Qxf6 22. Qxg4 Qxb2 23. h3 Qxc2 *", + "Moves": "g4e6 g8h8 e6e8 a8e8 e1e8", + "MovesSAN": "Qe6+ Kh8 Qe8+ Rxe8 Rxe8#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "3rk2r/4bppp/p7/1p2P3/8/8/QPP2PPP/2K2BNR b k - 0 17", + "PGN": "1. d4 d5 2. Bf4 Nc6 3. Nc3 Nf6 4. Nb5 e5 5. dxe5 Nh5 6. Qd2 Nxf4 7. Qxf4 Be6 8. O-O-O a6 9. Nd4 Nxd4 10. Qxd4 c5 11. Qd2 d4 12. e3 Be7 13. exd4 cxd4 14. Qxd4 Bxa2 15. Qa4+ b5 16. Rxd8+ Rxd8 17. Qxa2 *", + "Moves": "e7g5 f2f4 g5f4 c1b1 d8d1", + "MovesSAN": "Bg5+ f4 Bxf4+ Kb1 Rd1#", + "Themes": "backRankMate long mate mateIn3 middlegame" + }, + { + "FEN": "5rk1/pp3r2/8/3RQ3/8/8/P1q2PPP/3R2K1 b - - 0 24", + "PGN": "1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 e6 5. Bc4 Nc6 6. Qe2 Bb4 7. Nf3 Bxc3+ 8. bxc3 Nge7 9. O-O O-O 10. Rd1 d5 11. Bg5 Qa5 12. exd5 Nxd5 13. Bxd5 exd5 14. c4 dxc4 15. Qxc4 Be6 16. Qh4 Ne5 17. Nd4 h6 18. Nxe6 fxe6 19. Bxh6 gxh6 20. Qxh6 Rf7 21. Qxe6 Rf8 22. Rd5 Qc3 23. Rad1 Qc2 24. Qxe5 *", + "Moves": "c2f2 g1h1 f2f1 d1f1 f7f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "3r1r2/pp3p2/2kp4/4p3/P3P1p1/2NPPb1p/1PR5/5KR1 w - - 0 29", + "PGN": "1. e4 e5 2. Bc4 Bc5 3. Qh5 Qf6 4. Nf3 d6 5. d3 g6 6. Qg5 Nc6 7. Qxf6 Nxf6 8. Ng5 Rf8 9. a4 h6 10. Nf3 Ng4 11. Rf1 Nd4 12. Bb3 Nxf3+ 13. gxf3 Nxh2 14. Rh1 Nxf3+ 15. Ke2 Nd4+ 16. Kf1 Nxb3 17. cxb3 h5 18. Be3 Bxe3 19. fxe3 Bg4 20. Nc3 O-O-O 21. Nd5 c6 22. Rc1 Kd7 23. Nc3 g5 24. b4 Bf3 25. Rg1 g4 26. b5 h4 27. bxc6+ Kxc6 28. Rc2 h3 *", + "Moves": "c3d5 c6d7 c2c7 d7e8 d5f6", + "MovesSAN": "Nd5+ Kd7 Rc7+ Ke8 Nf6#", + "Themes": "discoveredAttack endgame long mate mateIn3" + }, + { + "FEN": "1kr5/pp3p2/3R1Q2/4p3/4q3/P1P5/5P2/2KR4 b - - 0 30", + "PGN": "1. e4 c5 2. g3 d6 3. Bg2 h5 4. Ne2 h4 5. gxh4 Rxh4 6. d3 Nc6 7. Nbc3 Bg4 8. Be3 Nd4 9. Qd2 Nf3+ 10. Bxf3 Bxf3 11. Rg1 Rxh2 12. O-O-O Nf6 13. Rdf1 Qa5 14. Bf4 Rh8 15. a3 O-O-O 16. Qe3 Bxe2 17. Qxe2 e5 18. Bd2 Qb6 19. Qf3 Kb8 20. Bg5 Be7 21. Bxf6 Bxf6 22. Nd5 Qa6 23. Nxf6 gxf6 24. Qxf6 c4 25. dxc4 Qxc4 26. Rd1 Qxe4 27. Rxd6 Rc8 28. c3 Rh3 29. Rgd1 Rhxc3+ 30. bxc3 *", + "Moves": "c8c3 c1b2 e4c2 b2a1 c3a3", + "MovesSAN": "Rxc3+ Kb2 Qc2+ Ka1 Rxa3#", + "Themes": "deflection endgame exposedKing long mate mateIn3" + }, + { + "FEN": "r1bqrnk1/p4p2/2p1pb1Q/1p4N1/3P4/2NB4/PPP3PP/R5K1 w - - 0 16", + "PGN": "1. d4 Nf6 2. Nc3 d5 3. e4 dxe4 4. f3 exf3 5. Nxf3 c6 6. Bc4 e6 7. O-O Be7 8. Bd3 Nbd7 9. Qe1 O-O 10. Qh4 b5 11. Bg5 h6 12. Bxh6 gxh6 13. Qxh6 Re8 14. Ng5 Nf8 15. Rxf6 Bxf6 *", + "Moves": "d3h7 f8h7 h6h7 g8f8 h7f7", + "MovesSAN": "Bh7+ Nxh7 Qxh7+ Kf8 Qxf7#", + "Themes": "kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "r1b2rk1/p4ppp/2p5/4q3/1pQ5/1B5P/PPP2bP1/2KR3R w - - 0 18", + "PGN": "1. e4 e5 2. Nf3 d6 3. d4 Nd7 4. Bc4 c6 5. Nc3 Be7 6. dxe5 dxe5 7. Be3 Ngf6 8. Qd2 O-O 9. O-O-O Qc7 10. h3 b5 11. Bb3 b4 12. Na4 Nxe4 13. Qd3 Nec5 14. Nxc5 Nxc5 15. Bxc5 Bxc5 16. Qc4 Bxf2 17. Nxe5 Qxe5 *", + "Moves": "c4f7 f8f7 d1d8 e5e8 d8e8", + "MovesSAN": "Qxf7+ Rxf7 Rd8+ Qe8 Rxe8#", + "Themes": "kingsideAttack long mate mateIn3 middlegame pin sacrifice" + }, + { + "FEN": "r6k/pb2R2p/2qpQ1p1/2p5/3b1rn1/3B4/PPP2PPP/R2N2K1 w - - 3 19", + "PGN": "1. d4 Nf6 2. Nc3 c5 3. dxc5 g6 4. e4 Bg7 5. Bd3 Nc6 6. Nf3 O-O 7. O-O b6 8. e5 Ng4 9. Bf4 Bb7 10. Re1 bxc5 11. Qd2 d6 12. e6 fxe6 13. Rxe6 Nd4 14. Nxd4 Bxd4 15. Nd1 Qd7 16. Qe2 Rxf4 17. Rxe7 Qc6 18. Qe6+ Kh8 *", + "Moves": "e7h7 h8h7 e6g6 h7h8 g6h7", + "MovesSAN": "Rxh7+ Kxh7 Qxg6+ Kh8 Qh7#", + "Themes": "attraction kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "5r1k/1Q1P2pp/pp6/2p1p3/P5nq/2R1P2P/1PB2PP1/3R2K1 b - - 0 31", + "PGN": "1. d4 e6 2. Bf4 Be7 3. Nf3 Bf6 4. e3 Ne7 5. c4 c6 6. Nc3 O-O 7. Be2 b6 8. Qb3 Bb7 9. O-O d6 10. Rfd1 Ng6 11. Bg3 Re8 12. c5 Be7 13. cxd6 Bxd6 14. Bxd6 Qxd6 15. Ne4 Qc7 16. Rac1 Nd7 17. Bb5 a6 18. Bd3 e5 19. d5 c5 20. d6 Qd8 21. a4 Rc8 22. Rc3 Kh8 23. Nfg5 Rf8 24. Nxf7+ Rxf7 25. Qxf7 Bxe4 26. Bxe4 Qg5 27. Bxg6 Nf6 28. Bc2 Ng4 29. Qb7 Rf8 30. d7 Qh4 31. h3 *", + "Moves": "h4f2 g1h1 f2f1 d1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "8/pp5k/2pr2N1/5p1p/4r3/4p3/PPP3R1/2K3R1 w - - 1 41", + "PGN": "1. d4 e5 2. dxe5 Nc6 3. Nf3 Qe7 4. Nc3 Nxe5 5. e4 d6 6. Nxe5 Qxe5 7. Be2 Nf6 8. Bd3 Be7 9. O-O O-O 10. Re1 Ng4 11. g3 Qh5 12. h4 Bxh4 13. gxh4 Qxh4 14. Qf3 Qh2+ 15. Kf1 Qh4 16. Bf4 Qh5 17. Be2 Nh2+ 18. Bxh2 Qxh2 19. Bd3 h5 20. Qg3 Qh1+ 21. Ke2 Bg4+ 22. Kd2 Qh3 23. Qxh3 Bxh3 24. f3 g6 25. Rh1 Bg2 26. Rhg1 Bxf3 27. Ke3 Bg4 28. Be2 Bxe2 29. Nxe2 Rae8 30. Nc3 c6 31. Kd2 Re5 32. Rae1 Rfe8 33. Kc1 d5 34. Re2 dxe4 35. Rge1 f5 36. Rg2 Kh7 37. Ne2 R8e6 38. Reg1 Rd6 39. Nf4 e3 40. Nxg6 Re4 *", + "Moves": "g6f8 h7h6 g2g6 d6g6 g1g6", + "MovesSAN": "Nf8+ Kh6 Rg6+ Rxg6 Rxg6#", + "Themes": "endgame exposedKing long mate mateIn3" + }, + { + "FEN": "r1b1k1nr/pppp1ppp/1b6/3Pq1N1/8/5Q2/P4PPP/RNB3K1 w kq - 0 15", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. O-O Nf6 5. b4 Bxb4 6. c3 Bc5 7. d4 exd4 8. cxd4 Bb6 9. e5 Ng8 10. d5 Na5 11. Ng5 Nxc4 12. Qf3 Nxe5 13. Re1 Qe7 14. Rxe5 Qxe5 *", + "Moves": "f3f7 e8d8 f7f8 e5e8 g5f7", + "MovesSAN": "Qxf7+ Kd8 Qf8+ Qe8 Nf7#", + "Themes": "attackingF2F7 long mate mateIn3 opening" + }, + { + "FEN": "1k6/2p3R1/2P5/1K6/P5p1/8/8/6r1 w - - 1 44", + "PGN": "1. e4 d5 2. exd5 Nf6 3. d4 Nxd5 4. c4 Nf6 5. Bf4 e6 6. Nf3 Bb4+ 7. Nc3 Nc6 8. a3 Bxc3+ 9. bxc3 Ne4 10. Bd3 Nxc3 11. Qc2 Nxd4 12. Nxd4 Qxd4 13. Be3 Qf6 14. Kd2 Bd7 15. Qxc3 Qxc3+ 16. Kxc3 O-O-O 17. Bxa7 b6 18. Be4 f5 19. Bf3 e5 20. Bd5 Rhe8 21. h3 Be6 22. Bxe6+ Rxe6 23. g4 fxg4 24. hxg4 Kb7 25. Bxb6 Rxb6 26. Rxh7 Rd7 27. g5 e4 28. Rh3 Rbd6 29. Re3 Rd3+ 30. Rxd3 Rxd3+ 31. Kb4 Rf3 32. Rf1 Rf5 33. g6 e3 34. f4 e2 35. Re1 Rxf4 36. Rxe2 Rf6 37. Re7 Rxg6 38. c5 Rg1 39. a4 Rb1+ 40. Ka5 g5 41. Rg7 Rg1 42. Kb5 g4 43. c6+ Kb8 *", + "Moves": "b5a6 g1d1 g7g8 d1d8 g8d8", + "MovesSAN": "Ka6 Rd1 Rg8+ Rd8 Rxd8#", + "Themes": "endgame long mate mateIn3 rookEndgame" + }, + { + "FEN": "2k3r1/npp2p2/p4q2/4pN2/4P3/2P2Q2/PP3P2/R5RK b - - 1 26", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Bc5 5. c3 h6 6. Bb3 d6 7. Nbd2 a6 8. h3 Ba7 9. Nf1 Be6 10. Ng3 Qd7 11. O-O g5 12. Nh2 g4 13. Bxe6 Qxe6 14. Nxg4 Nxg4 15. hxg4 Rg8 16. Nf5 h5 17. gxh5 O-O-O 18. Be3 d5 19. Bxa7 Nxa7 20. Qf3 dxe4 21. dxe4 Rg5 22. h6 Rdg8 23. h7 Rxg2+ 24. Kh1 Qf6 25. hxg8=Q+ Rxg8 26. Rg1 *", + "Moves": "f6h8 f5h4 h8h4 f3h3 h4h3", + "MovesSAN": "Qh8+ Nh4 Qxh4+ Qh3+ Qxh3#", + "Themes": "exposedKing long mate mateIn3 middlegame" + }, + { + "FEN": "r4r1k/p1p1Q1pp/8/2qp4/8/8/PPP2PPP/R1B1R1K1 b - - 0 17", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 4. O-O Bd7 5. d4 exd4 6. Nxd4 Nf6 7. Nc3 Be7 8. Re1 O-O 9. Nxc6 bxc6 10. Bc4 Be6 11. Bxe6 fxe6 12. e5 Nd5 13. Nxd5 cxd5 14. exd6 Qxd6 15. Qe2 Qc5 16. Qxe6+ Kh8 17. Qxe7 *", + "Moves": "c5f2 g1h1 f2f1 e1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "1k3r2/p1p4p/1p6/5qp1/P1PP4/1Q6/1P1B1NPP/2R3K1 b - - 0 28", + "PGN": "1. e4 e5 2. f4 Nc6 3. Nf3 Bc5 4. c3 d5 5. d4 dxe4 6. Nxe5 Nxe5 7. fxe5 Be7 8. Bc4 f6 9. exf6 Nxf6 10. O-O Bg4 11. Qb3 Rf8 12. Be3 b6 13. Nd2 Qd6 14. Bf4 Qd7 15. Rae1 O-O-O 16. Ba6+ Kb8 17. Nxe4 Nh5 18. Bd2 Rxf1+ 19. Rxf1 Be2 20. Re1 Bxa6 21. a4 Bd3 22. Nf2 Qf5 23. c4 Rf8 24. Nxd3 Bh4 25. Rc1 Nf4 26. Nxf4 g5 27. Nd3 Bf2+ 28. Nxf2 *", + "Moves": "f5f2 g1h1 f2f1 c1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame fork long mate mateIn3" + }, + { + "FEN": "4r1r1/1pbR1p1k/p1p4p/2P5/1P2n2N/PB5P/5P2/5R1K b - - 6 31", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nc3 Nc6 4. b3 Bc5 5. h3 O-O 6. Bc4 h6 7. O-O d6 8. d3 Nd4 9. a3 a6 10. b4 Ba7 11. Be3 Qe7 12. Bxd4 exd4 13. Nxd4 Bxd4 14. Qe1 c6 15. Rb1 Qe5 16. Ne2 d5 17. Bb3 Bb6 18. c4 dxe4 19. dxe4 Qxe4 20. c5 Bc7 21. Ng3 Qf4 22. Rd1 Bxh3 23. gxh3 Rae8 24. Qc3 Qh4 25. Kg2 Ne4 26. Qxg7+ Kxg7 27. Nf5+ Kh7 28. Nxh4 Rg8+ 29. Kh1 Nc3 30. Rd3 Ne4 31. Rd7 *", + "Moves": "e4f2 f1f2 e8e1 f2f1 e1f1", + "MovesSAN": "Nxf2+ Rxf2 Re1+ Rf1 Rxf1#", + "Themes": "clearance exposedKing kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r1b3k1/pp5p/1q2NbpB/8/1n1p4/3B1P2/1PPQ2PP/K2RR3 b - - 0 20", + "PGN": "1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Bg7 5. Nc3 e6 6. Be3 Ne7 7. f3 Nbc6 8. Qd2 O-O 9. O-O-O f5 10. exf5 Nxf5 11. Nxf5 Rxf5 12. Bd3 Ra5 13. Kb1 d5 14. Ne2 d4 15. Bh6 Bf6 16. Nf4 Qb6 17. Rhe1 Nb4 18. a3 Rxa3 19. Nxe6 Ra1+ 20. Kxa1 *", + "Moves": "b6a5 a1b1 a5a2 b1c1 a2a1", + "MovesSAN": "Qa5+ Kb1 Qa2+ Kc1 Qa1#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "k7/p3b2Q/Pp1p3p/3bp3/7P/KP3P2/2pq2P1/1R6 w - - 0 35", + "PGN": "1. e4 c5 2. Nf3 d6 3. h3 Nc6 4. Ng5 e5 5. d3 f5 6. exf5 Bxf5 7. Qf3 Nh6 8. Ne6 Bxe6 9. Bxh6 gxh6 10. Nc3 Qd7 11. O-O-O O-O-O 12. Nb5 Be7 13. a4 Rdf8 14. Qe2 Nd4 15. Nxd4 cxd4 16. b3 Kb8 17. Kb2 Rc8 18. Qd2 Bg5 19. Qb4 Rhf8 20. h4 Be7 21. f3 Rc6 22. a5 Rfc8 23. Rc1 Ka8 24. Be2 Qc7 25. Bd1 Rc5 26. Ra1 Rxc2+ 27. Bxc2 Qxc2+ 28. Ka3 Qxd3 29. Rhc1 Rc3 30. Rab1 Qd2 31. a6 b6 32. Rxc3 dxc3 33. Qe4+ Bd5 34. Qxh7 c2 *", + "Moves": "h7h8 d5g8 h8g8 e7d8 g8d8", + "MovesSAN": "Qh8+ Bg8 Qxg8+ Bd8 Qxd8#", + "Themes": "endgame long mate mateIn3 queensideAttack" + }, + { + "FEN": "r5r1/2p2p1k/p2pqQpP/1p1b1N2/nP4p1/3B1P2/P1P5/2KR3R w - - 2 25", + "PGN": "1. d4 Nf6 2. Nc3 g6 3. e4 d6 4. Bf4 Bg7 5. Qd2 O-O 6. Bh6 Nbd7 7. Bxg7 Kxg7 8. O-O-O e5 9. Nge2 exd4 10. Nxd4 Nc5 11. f3 a6 12. g4 b5 13. h4 h5 14. Nd5 Nxd5 15. exd5 hxg4 16. h5 Rh8 17. h6+ Kh7 18. Qf4 Rf8 19. Nc6 Qd7 20. Qf6 Rg8 21. Nd4 Bb7 22. b4 Na4 23. Bd3 Bxd5 24. Nf5 Qe6 *", + "Moves": "f6g7 g8g7 h6g7 h7g8 h1h8", + "MovesSAN": "Qg7+ Rxg7 hxg7+ Kg8 Rh8#", + "Themes": "advancedPawn discoveredAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "rn6/p1p3p1/6Qp/8/3p3k/4P3/PP2q1PP/6K1 w - - 0 30", + "PGN": "1. d4 d5 2. c4 dxc4 3. e3 Nf6 4. Bxc4 Bf5 5. Nf3 h6 6. O-O e6 7. Nc3 Bd6 8. Qb3 b6 9. Ne5 O-O 10. Be2 Ne4 11. f3 Bxe5 12. fxe4 Bxd4 13. exf5 Bc5 14. fxe6 fxe6 15. Qxe6+ Kh8 16. Rxf8+ Qxf8 17. Ne4 Qd8 18. Nxc5 bxc5 19. Bd2 Qxd2 20. Qe8+ Kh7 21. Rd1 Qxe2 22. Qe4+ Kg8 23. Rd8+ Kf7 24. Qf5+ Ke7 25. Qf8+ Ke6 26. Qg8+ Kf5 27. Qf7+ Kg4 28. Qg6+ Kh4 29. Rd4+ cxd4 *", + "Moves": "g2g3 h4h3 g6f5 e2g4 f5f1", + "MovesSAN": "g3+ Kh3 Qf5+ Qg4 Qf1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "3r1k1r/ppQ2ppp/8/8/8/8/P2q3P/4RK2 w - - 4 26", + "PGN": "1. e4 e5 2. f4 exf4 3. Nf3 d5 4. exd5 Bg4 5. Bc4 Bxf3 6. Qxf3 Qh4+ 7. g3 fxg3 8. Qxg3 Qxc4 9. d3 Qxc2 10. Bg5 Nd7 11. Nc3 Qxb2 12. O-O Ngf6 13. Ne4 Qd4+ 14. Kh1 Be7 15. Nxf6+ Nxf6 16. Bxf6 Bxf6 17. Rae1+ Kf8 18. Qxc7 Qxd5+ 19. Kg1 Bd4+ 20. Rf2 Bxf2+ 21. Kxf2 Qd4+ 22. Kg2 Qd5+ 23. Kf1 Qxd3+ 24. Kg2 Qd2+ 25. Kf1 Rd8 *", + "Moves": "c7e7 f8g8 e7e8 d8e8 e1e8", + "MovesSAN": "Qe7+ Kg8 Qe8+ Rxe8 Rxe8#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "6k1/1p5r/1p1p4/4q1p1/pP1QPnP1/P1P4P/3R1P1K/5R2 b - - 5 40", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. Nc3 Nf6 5. d3 O-O 6. a3 a5 7. Bg5 Be7 8. Be3 Ng4 9. Bd2 Bc5 10. O-O h6 11. h3 Nf6 12. Ba2 d6 13. Ne2 Qe7 14. Ng3 Be6 15. Qe2 Bxa2 16. Rxa2 Nd7 17. Nf5 Qe6 18. Raa1 Nd4 19. N3xd4 Bxd4 20. c3 Bb6 21. Qg4 Qf6 22. Bxh6 g6 23. Bxf8 Nxf8 24. Ne3 Ne6 25. Nd5 Qg7 26. Nxb6 cxb6 27. g3 Nc5 28. Rad1 Re8 29. Qe2 f5 30. Kg2 f4 31. g4 f3+ 32. Qxf3 Ne6 33. Kh2 Rf8 34. Qg3 Nf4 35. b4 a4 36. d4 g5 37. dxe5 Qxe5 38. Rd2 Rf7 39. Qe3 Rh7 40. Qd4 *", + "Moves": "h7h3 h2g1 f4e2 d2e2 e5h2", + "MovesSAN": "Rxh3+ Kg1 Ne2+ Rxe2 Qh2#", + "Themes": "clearance endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "bkr5/6b1/1P1p4/3Pp1pP/1P2Pp1n/2NQ1Pnq/5K1N/R7 w - - 0 36", + "PGN": "1. Nf3 e6 2. d4 b6 3. e3 Bb7 4. c4 d6 5. Nc3 a6 6. g3 Nd7 7. Bg2 h6 8. O-O g5 9. b3 Bg7 10. Bb2 f5 11. Qd3 Ne7 12. h4 Bf6 13. h5 Nf8 14. e4 f4 15. g4 e5 16. d5 Qd7 17. Nh2 Nh7 18. f3 Bg7 19. Kf2 Nf6 20. Rfe1 O-O-O 21. Bh3 Nxh5 22. Kg2 Ng3 23. a4 Kb8 24. a5 c6 25. axb6 cxd5 26. cxd5 Rc8 27. Ra2 Rc5 28. Rea1 Ng6 29. Ba3 Rhc8 30. Bxc5 Rxc5 31. b4 Rc8 32. Rxa6 Nh4+ 33. Kf2 h5 34. gxh5 Qxh3 35. Ra8+ Bxa8 *", + "Moves": "a1a8 b8a8 d3a6 a8b8 a6a7", + "MovesSAN": "Rxa8+ Kxa8 Qa6+ Kb8 Qa7#", + "Themes": "attraction exposedKing long mate mateIn3 middlegame queensideAttack sacrifice" + }, + { + "FEN": "8/1k4B1/3p3p/3P2pP/Q3P3/6PK/4bbB1/6q1 b - - 4 50", + "PGN": "1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. g3 g6 7. Bg2 Bg7 8. Nf3 O-O 9. O-O Re8 10. Qc2 a6 11. a4 Bf5 12. Qb3 Qc7 13. Nh4 Bc8 14. e4 Nbd7 15. Re1 c4 16. Qc2 Rb8 17. Be3 b5 18. axb5 axb5 19. Ra7 Qd8 20. Rea1 Ng4 21. Bd2 Bd4 22. Ra8 Rxa8 23. Rxa8 Qb6 24. Be1 Nde5 25. Nf3 Nxf3+ 26. Bxf3 Ne5 27. Bg2 Bd7 28. Rxe8+ Bxe8 29. Ne2 Bc5 30. Nf4 b4 31. h4 Bd7 32. h5 g5 33. Ne2 h6 34. Kf1 Bb5 35. Kg1 Nd3 36. Qd1 Nxb2 37. Qa1 c3 38. Nxc3 bxc3 39. Bxc3 Bxf2+ 40. Kh1 Na4 41. Bh8 Kf8 42. Qg7+ Ke8 43. Qg8+ Ke7 44. Bg7 Be2 45. Qf8+ Kd7 46. Qxf7+ Kc8 47. Qe8+ Kb7 48. Qxa4 Qb1+ 49. Kh2 Qg1+ 50. Kh3 *", + "Moves": "g5g4 h3h4 g1h2 g2h3 h2h3", + "MovesSAN": "g4+ Kh4 Qh2+ Bh3 Qxh3#", + "Themes": "endgame fork long mate mateIn3" + }, + { + "FEN": "2R2r2/3bk1pQ/p3pq1p/1p1pN3/3P4/P7/1n3PPP/1B1R2K1 b - - 0 27", + "PGN": "1. e4 c5 2. Nf3 d6 3. Bc4 e6 4. O-O Nf6 5. Re1 Be7 6. c3 Nc6 7. d4 cxd4 8. cxd4 Bd7 9. Nc3 O-O 10. a3 a6 11. Bg5 Rc8 12. Ba2 b5 13. Rc1 Na5 14. Qe2 Nc4 15. Red1 h6 16. Bh4 Re8 17. Nb1 d5 18. e5 Ne4 19. Bxe7 Qxe7 20. Nc3 Nxc3 21. Rxc3 Rf8 22. Bb1 f6 23. exf6 Qxf6 24. Qd3 Nxb2 25. Qh7+ Kf7 26. Ne5+ Ke7 27. Rxc8 *", + "Moves": "f6f2 g1h1 f2f1 d1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r4r2/p4pk1/8/6q1/3N4/P3PQ2/1P3P1K/R5R1 b - - 2 25", + "PGN": "1. d4 d5 2. c4 c6 3. cxd5 cxd5 4. Nf3 Nc6 5. g3 Nf6 6. Bg2 e6 7. O-O Bd6 8. Nc3 O-O 9. Bg5 h6 10. Bxf6 Qxf6 11. e3 g5 12. a3 h5 13. Nb5 Bb8 14. h4 gxh4 15. Nxh4 Qg5 16. Bf3 e5 17. dxe5 Nxe5 18. Qxd5 Bg4 19. Bxg4 hxg4 20. Qxb7 Nf3+ 21. Nxf3 gxf3 22. Nd4 Bxg3 23. Qxf3 Bh2+ 24. Kxh2 Kg7 25. Rg1 *", + "Moves": "f8h8 f3h3 h8h3 h2h3 a8h8", + "MovesSAN": "Rh8+ Qh3 Rxh3+ Kxh3 Rh8#", + "Themes": "attraction exposedKing long mate mateIn3 middlegame" + }, + { + "FEN": "5rk1/4Rppp/2p5/3p4/1BnP1Q2/5PK1/1q4PP/8 w - - 10 30", + "PGN": "1. d4 Nf6 2. e3 d5 3. c4 c6 4. a3 Bf5 5. Nc3 e6 6. b4 a5 7. Bb2 axb4 8. axb4 Rxa1 9. Bxa1 Bxb4 10. c5 Ne4 11. Ne2 Qa5 12. Qc1 O-O 13. f3 Nxc3 14. Nxc3 Nd7 15. Be2 e5 16. O-O exd4 17. exd4 Bxc3 18. Bxc3 Qa2 19. Bd1 Bd3 20. Rf2 Qa8 21. Rb2 Bb5 22. Be2 Bxe2 23. Rxe2 b5 24. cxb6 Nxb6 25. Bb4 Rc8 26. Re7 Nc4 27. Qf4 Qa1+ 28. Kf2 Qb2+ 29. Kg3 Rf8 *", + "Moves": "f4f7 f8f7 e7e8 f7f8 e8f8", + "MovesSAN": "Qxf7+ Rxf7 Re8+ Rf8 Rxf8#", + "Themes": "endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "5r1k/7p/8/3QP3/1p1P4/1P2q3/1KP5/R7 b - - 0 39", + "PGN": "1. e3 d5 2. b3 e6 3. Bb2 f5 4. Qh5+ g6 5. Qe2 Nf6 6. Nf3 Bg7 7. d4 O-O 8. Nbd2 Ne4 9. Nxe4 fxe4 10. Nd2 Nd7 11. O-O-O Qf6 12. f3 exf3 13. gxf3 c6 14. f4 Qf5 15. h4 Qf7 16. Nf3 b5 17. Ba3 Re8 18. Bd6 a5 19. Ne5 Nxe5 20. fxe5 b4 21. Bh3 Ba6 22. Qg4 Bh6 23. Rde1 Bf8 24. Bxf8 Rxf8 25. h5 Bc8 26. hxg6 Qxg6 27. Qh4 Kh8 28. Qe7 Qf7 29. Qd6 Bd7 30. Ref1 Qg7 31. Bxe6 Bxe6 32. Qxe6 a4 33. Rfg1 Qf7 34. Qxc6 axb3 35. axb3 Ra1+ 36. Kb2 Rxg1 37. Rxg1 Qf2 38. Ra1 Qxe3 39. Qxd5 *", + "Moves": "e3c3 b2b1 f8f1 b1a2 f1a1", + "MovesSAN": "Qc3+ Kb1 Rf1+ Ka2 Rxa1#", + "Themes": "endgame killBoxMate long mate mateIn3" + }, + { + "FEN": "6r1/4P3/N2B1p2/5k2/PP2R3/3P3b/7r/3K4 b - - 0 45", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. d3 Nc6 4. g3 Nd4 5. c3 Nxf3+ 6. Qxf3 d6 7. Bg2 Bg4 8. Qe3 d5 9. O-O d4 10. cxd4 exd4 11. Qd2 c6 12. b3 h5 13. Bb2 c5 14. h3 Be6 15. Qf4 g6 16. e5 Bh6 17. Qf3 Nd5 18. Nd2 h4 19. Ne4 hxg3 20. fxg3 Ne3 21. Rf2 O-O 22. Nd6 Nxg2 23. Kxg2 a6 24. Nxb7 Qd7 25. Nxc5 Bxh3+ 26. Kg1 Qg4 27. Kh2 Kg7 28. Qxg4 Bxg4 29. Bxd4 Bg5 30. e6+ f6 31. Re1 Rh8+ 32. Kg2 Rae8 33. Rf5 Bh3+ 34. Kg1 gxf5 35. e7 Kg6 36. Nxa6 f4 37. gxf4 Bxf4 38. Re4 Kf5 39. Kf2 Rhg8 40. a4 Rc8 41. b4 Rc2+ 42. Ke1 Be5 43. Bc5 Bd6 44. Kd1 Rh2 45. Bxd6 *", + "Moves": "g8g1 e4e1 h3g4 d1c1 g1e1", + "MovesSAN": "Rg1+ Re1 Bg4+ Kc1 Rxe1#", + "Themes": "deflection endgame exposedKing long mate mateIn3" + }, + { + "FEN": "4rr1k/pp5p/2pN4/2P5/3p3q/3B3b/PP5P/4R1RK w - - 2 27", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Be3 Qf6 6. c3 Nge7 7. Bb5 O-O 8. Nxc6 Bxe3 9. Nxe7+ Qxe7 10. fxe3 Qxe4 11. O-O Qxe3+ 12. Kh1 c6 13. Bc4 d5 14. Bd3 Be6 15. Re1 Qh6 16. Qc2 Rae8 17. Na3 f5 18. Rf1 f4 19. Rae1 Qh4 20. c4 d4 21. c5 Kh8 22. Nc4 f3 23. Nd6 fxg2+ 24. Qxg2 Bh3 25. Qxg7+ Kxg7 26. Rg1+ Kh8 *", + "Moves": "d6f7 f8f7 e1e8 f7f8 e8f8", + "MovesSAN": "Nf7+ Rxf7 Rxe8+ Rf8 Rxf8#", + "Themes": "deflection long mate mateIn3 middlegame" + }, + { + "FEN": "1r5k/2p2Qbp/p5p1/2p5/2P5/7q/PPB5/4R1K1 w - - 0 29", + "PGN": "1. d4 Nf6 2. c4 d6 3. Nc3 g6 4. e4 Bg7 5. h3 O-O 6. Nf3 Nc6 7. Be2 Bd7 8. O-O a6 9. Be3 Rb8 10. Re1 Qc8 11. Qd2 Re8 12. d5 Nd8 13. Bd4 e6 14. dxe6 Nxe6 15. Be3 b6 16. Bd3 Nc5 17. Bc2 Bc6 18. Bxc5 bxc5 19. e5 dxe5 20. Nxe5 Ba8 21. f4 Nh5 22. Nd5 Bxd5 23. Qxd5 Nxf4 24. Qxf7+ Kh8 25. Rf1 Nxh3+ 26. gxh3 Rxe5 27. Rfe1 Rxe1+ 28. Rxe1 Qxh3 *", + "Moves": "e1e8 b8e8 f7e8 g7f8 e8f8", + "MovesSAN": "Re8+ Rxe8 Qxe8+ Bf8 Qxf8#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "5nk1/pp2q1Np/6p1/2p1P3/8/2n2P1Q/PPP3P1/2K4R b - - 0 25", + "PGN": "1. d4 Nf6 2. Nc3 d6 3. Bf4 g6 4. e3 Bg7 5. h4 O-O 6. h5 Bg4 7. f3 Bd7 8. hxg6 fxg6 9. Bh6 Rf7 10. Qd2 c5 11. Bxg7 Kxg7 12. dxc5 dxc5 13. e4 Nc6 14. Qh6+ Kg8 15. Bc4 e6 16. Nh3 Qe7 17. Ng5 Rg7 18. O-O-O Ne5 19. Bb5 Rd8 20. Bxd7 Rxd7 21. Rxd7 Nexd7 22. Qh3 Nf8 23. e5 Nd5 24. Nxe6 Nxc3 25. Nxg7 *", + "Moves": "e7g5 f3f4 g5f4 h3e3 f4e3", + "MovesSAN": "Qg5+ f4 Qxf4+ Qe3 Qxe3#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "r4r2/p6B/2p2p2/1pnn1RP1/8/2P1p3/P3k3/2R3K1 w - - 0 42", + "PGN": "1. e4 e5 2. d4 exd4 3. c3 dxc3 4. Bc4 Qe7 5. Qb3 Qxe4+ 6. Ne2 Qe7 7. Nxc3 c6 8. O-O d5 9. Bd3 Be6 10. Qd1 Nf6 11. Bg5 h6 12. Bh4 Qd8 13. Re1 Be7 14. Nd4 Qd7 15. Nxe6 fxe6 16. Bg6+ Kf8 17. Qe2 Ne8 18. Bxe7+ Kxe7 19. f4 Rf8 20. f5 Nc7 21. Na4 b6 22. Qe5 Rf6 23. g4 Qd6 24. h4 Qxe5 25. Rxe5 Kd6 26. Rae1 Nd7 27. R5e2 e5 28. g5 hxg5 29. hxg5 Rff8 30. Rf1 d4 31. Ref2 b5 32. Nc3 dxc3 33. bxc3 Nd5 34. Rd2 Kc5 35. Rc1 Kc4 36. Rdc2 Nc5 37. Bh7 e4 38. Rf2 e3 39. Rf3 Kd3 40. f6+ Ke2 41. Rf5 gxf6 *", + "Moves": "c1c2 e2d3 f5d5 d3c4 d5d4", + "MovesSAN": "Rc2+ Kd3 Rxd5+ Kc4 Rd4#", + "Themes": "doubleCheck long mate mateIn3 middlegame" + }, + { + "FEN": "2r5/5k1q/p3p1R1/1p2Pp2/4bP1B/Q7/P1p3PK/2r5 w - - 2 41", + "PGN": "1. e4 Nf6 2. Nc3 d5 3. e5 Nfd7 4. d4 e6 5. f4 c5 6. Nf3 Nc6 7. Be3 cxd4 8. Nxd4 Bb4 9. Bd3 a6 10. O-O Bxc3 11. bxc3 O-O 12. Qh5 g6 13. Qh6 Nxd4 14. cxd4 f6 15. Rf3 Qe7 16. Rg3 f5 17. Rg5 Qg7 18. Qh3 Nb6 19. Rb1 Nc4 20. Bxc4 dxc4 21. Bc1 b5 22. Ba3 Rd8 23. Bd6 Bb7 24. Qh4 Be4 25. Rd1 Bxc2 26. Rd2 Be4 27. Qf2 c3 28. Rd1 c2 29. Rc1 Rdc8 30. Bc5 Rd8 31. h4 Qf7 32. h5 Rac8 33. hxg6 hxg6 34. Qg3 Kg7 35. Be7 Rxd4 36. Bf6+ Kf8 37. Rxg6 Rd1+ 38. Kh2 Qh7+ 39. Bh4 Rxc1 40. Qa3+ Kf7 *", + "Moves": "a3e7 f7g6 e7f6 g6h5 f6g5", + "MovesSAN": "Qe7+ Kxg6 Qf6+ Kh5 Qg5#", + "Themes": "long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "1k4rr/5R2/3P4/Bp2P3/p7/P2b2pP/BP2n1P1/4R2K b - - 0 30", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nxc6 dxc6 6. Qxd8+ Kxd8 7. e5 Nd5 8. Bc4 b5 9. Bb3 a5 10. a3 a4 11. Ba2 Bf5 12. c3 Bc5 13. O-O Kc8 14. Nd2 Kb7 15. Nf3 h6 16. Nd4 Bd3 17. Re1 Bxd4 18. cxd4 g5 19. Bd2 Rag8 20. Rac1 Nf4 21. Kh1 Ne2 22. Rc5 h5 23. d5 Kb6 24. Rxc6+ Kb7 25. Ba5 g4 26. Rxc7+ Kb8 27. Rxf7 h4 28. d6 g3 29. fxg3 hxg3 30. h3 *", + "Moves": "h8h3 g2h3 d3e4 f7f3 e4f3", + "MovesSAN": "Rxh3+ gxh3 Be4+ Rf3 Bxf3#", + "Themes": "long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "1kq1r3/6Qp/p4B2/1p1p4/3Nbb2/7P/PPP3P1/1K2R3 b - - 6 32", + "PGN": "1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 a6 6. Be3 Qc7 7. Qf3 Nf6 8. O-O-O Ne5 9. Qg3 d6 10. h3 b5 11. f4 Ng6 12. Bd3 Bb7 13. f5 Ne5 14. fxe6 Nxd3+ 15. Rxd3 Nxe4 16. Nxe4 Bxe4 17. Rc3 Qb7 18. exf7+ Qxf7 19. Bf4 Rd8 20. Re1 d5 21. Rc7 Rd7 22. Rc8+ Rd8 23. Rxd8+ Kxd8 24. Bg5+ Kc8 25. Qc3+ Qc7 26. Qb3 Bd6 27. Ne6 Qb7 28. Qc3+ Kb8 29. Qxg7 Qc8 30. Nd4 Re8 31. Bf6 Bf4+ 32. Kb1 *", + "Moves": "e4c2 d4c2 e8e1 c2e1 c8c1", + "MovesSAN": "Bxc2+ Nxc2 Rxe1+ Nxe1 Qc1#", + "Themes": "discoveredAttack long mate mateIn3 middlegame queensideAttack sacrifice" + }, + { + "FEN": "6k1/5pbp/p1p3p1/1p2p3/1P2Pn2/1B3P1q/PBQ1nR1P/4R2K b - - 1 28", + "PGN": "1. Nf3 Nf6 2. e3 g6 3. d4 Bg7 4. b3 O-O 5. Bb2 d6 6. Nbd2 c6 7. Bd3 Nbd7 8. O-O Re8 9. c4 e5 10. e4 Qc7 11. Qc2 a6 12. b4 Nh5 13. c5 dxc5 14. dxc5 Nf4 15. Nc4 Nf8 16. Nd6 Bg4 17. Nxe8 Rxe8 18. Nd2 N8e6 19. Nc4 Rd8 20. Nd6 Rxd6 21. cxd6 Qxd6 22. Bc4 b5 23. Bb3 Ne2+ 24. Kh1 N6f4 25. f3 Bh3 26. gxh3 Qd7 27. Rf2 Qxh3 28. Re1 *", + "Moves": "e2g3 h1g1 h3g2 f2g2 f4h3", + "MovesSAN": "Ng3+ Kg1 Qg2+ Rxg2 Nh3#", + "Themes": "kingsideAttack long mate mateIn3 middlegame pin sacrifice" + }, + { + "FEN": "r5k1/1bqr1p1p/p2bpp2/4P3/3n3Q/2pB1P2/PPP3PP/R4RK1 w - - 0 22", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Be2 e6 7. Bg5 Be7 8. O-O O-O 9. Ndb5 a6 10. Bxf6 Bxf6 11. Nxd6 Qc7 12. Nc4 b5 13. Ne3 Rd8 14. Qe1 Nd4 15. Bd3 Bb7 16. f3 Rd7 17. Ng4 Be7 18. Qg3 Bd6 19. Qh4 b4 20. e5 bxc3 21. Nf6+ gxf6 *", + "Moves": "h4h7 g8f8 h7h8 f8e7 e5f6", + "MovesSAN": "Qxh7+ Kf8 Qh8+ Ke7 exf6#", + "Themes": "kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "r1b1kr2/1p1n1p1p/2pp1Q2/p3p1N1/qbB1P3/3P3P/2P1KPP1/3N3R w q - 2 15", + "PGN": "1. e4 e5 2. Nc3 Bc5 3. Bc4 Nf6 4. d3 c6 5. Bg5 d6 6. h3 a5 7. a4 Qb6 8. Qf3 Qxb2 9. Nd1 Qxa1 10. Bxf6 Bb4+ 11. Ke2 gxf6 12. Qxf6 Rf8 13. Nf3 Qxa4 14. Ng5 Nd7 *", + "Moves": "c4f7 f8f7 f6f7 e8d8 g5e6", + "MovesSAN": "Bxf7+ Rxf7 Qxf7+ Kd8 Ne6#", + "Themes": "attackingF2F7 long mate mateIn3 middlegame" + }, + { + "FEN": "2r3k1/4n2p/3Q2q1/p3pr2/1p6/7P/PPP2P2/1NKRR3 b - - 0 23", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Nd5 Be7 10. Nxe7 Nxe7 11. Bxf6 gxf6 12. Qd2 f5 13. exf5 Bxf5 14. O-O-O Rc8 15. Bd3 Qd7 16. Bxf5 Qxf5 17. h3 b4 18. Nb1 a5 19. g4 Qg6 20. Rhe1 O-O 21. Qd3 f5 22. gxf5 Rxf5 23. Qxd6 *", + "Moves": "c8c2 c1c2 f5f2 c2c1 g6c2", + "MovesSAN": "Rxc2+ Kxc2 Rxf2+ Kc1 Qc2#", + "Themes": "attraction doubleCheck long mate mateIn3 middlegame queensideAttack sacrifice" + }, + { + "FEN": "2kr3r/1p4pp/2p5/2b3q1/Q1Bnn3/5PB1/PP3P1P/5RK1 w - - 0 21", + "PGN": "1. e4 e5 2. Nf3 d6 3. d4 Bg4 4. dxe5 Nc6 5. exd6 Bxd6 6. Bc4 Qe7 7. O-O O-O-O 8. Qe2 Nd4 9. Qe3 Nxc2 10. Qxa7 c6 11. Nc3 Nxa1 12. Bg5 f6 13. Bh4 Nc2 14. e5 Bc5 15. Qa5 Bxf3 16. exf6 Nxf6 17. gxf3 Qe5 18. Qa4 Nd4 19. Bg3 Qg5 20. Ne4 Nxe4 *", + "Moves": "a4a8 c8d7 a8b7 d7e8 b7f7", + "MovesSAN": "Qa8+ Kd7 Qxb7+ Ke8 Qf7#", + "Themes": "deflection long mate mateIn3 middlegame queensideAttack" + }, + { + "FEN": "5rk1/p1p4p/4prp1/4R3/8/1P1P4/P1P2qPP/R2Q3K b - - 0 20", + "PGN": "1. e4 f5 2. exf5 Nf6 3. d3 d6 4. Be2 Bxf5 5. Bh5+ g6 6. Bf3 Nc6 7. Nc3 Ne5 8. Bxb7 Rb8 9. Be4 Bxe4 10. Nxe4 e6 11. Nf3 Bg7 12. Nxe5 dxe5 13. O-O O-O 14. Bg5 Qd5 15. Bxf6 Bxf6 16. Nxf6+ Rxf6 17. Re1 Qd4 18. b3 Qxf2+ 19. Kh1 Rbf8 20. Rxe5 *", + "Moves": "f2f1 d1f1 f6f1 a1f1 f8f1", + "MovesSAN": "Qf1+ Qxf1 Rxf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "4r2k/1p4pp/3B4/2Pb4/1P2qR2/P7/6PP/6QK b - - 0 34", + "PGN": "1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Nge7 6. dxc5 Ng6 7. b4 Ncxe5 8. Nd4 Be7 9. Be2 O-O 10. O-O a5 11. f4 Nc4 12. Bxc4 dxc4 13. Be3 e5 14. fxe5 Nxe5 15. Nd2 axb4 16. cxb4 Bf6 17. Ne4 Be7 18. a3 Ng4 19. Bf4 f5 20. Nd6 Bxd6 21. Bxd6 Ne3 22. Qc1 Nxf1 23. Qxf1 Re8 24. Qxc4+ Kh8 25. Nb5 Qg5 26. Nc7 Qe3+ 27. Kf1 Be6 28. Qc1 Qd3+ 29. Kg1 Qd4+ 30. Kh1 Bd5 31. Nxe8 Rxe8 32. Qg1 Qe4 33. Rf1 f4 34. Rxf4 *", + "Moves": "e4g2 g1g2 e8e1 f4f1 e1f1", + "MovesSAN": "Qxg2+ Qxg2 Re1+ Rf1 Rxf1#", + "Themes": "endgame long mate mateIn3 pin sacrifice" + }, + { + "FEN": "1Q2R1nk/6p1/7p/2N5/P5qP/5pP1/5P1K/3r4 b - - 4 38", + "PGN": "1. e4 e5 2. Nf3 d6 3. d4 Bg4 4. d5 Nf6 5. Bd3 c6 6. c4 Be7 7. Nc3 Qb6 8. O-O O-O 9. b3 Nbd7 10. Be3 Qa5 11. Bd2 Nc5 12. Be2 Qc7 13. h3 Bh5 14. Nh4 Bxe2 15. Qxe2 Nfxe4 16. Nf5 Nxd2 17. Nxe7+ Qxe7 18. Qxd2 f5 19. Rfe1 f4 20. b4 Nd7 21. Ne4 cxd5 22. Qxd5+ Kh8 23. Qxb7 Rab8 24. Qxa7 Rxb4 25. Rad1 Rb6 26. c5 Rc6 27. cxd6 Qe6 28. a4 Rd8 29. Ng5 Qg6 30. h4 h6 31. Ne4 f3 32. g3 Nf6 33. Nc5 Rcxd6 34. Rxd6 Rxd6 35. Qb8+ Ng8 36. Rxe5 Rd1+ 37. Kh2 Qg4 38. Re8 *", + "Moves": "d1h1 h2h1 g4h3 h1g1 h3g2", + "MovesSAN": "Rh1+ Kxh1 Qh3+ Kg1 Qg2#", + "Themes": "attraction endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "1kr5/8/pp2p3/3bP2p/3qp1RP/P3B1pQ/1P4P1/4R1K1 b - - 1 34", + "PGN": "1. e4 c5 2. a3 b6 3. Nc3 Bb7 4. Bc4 e6 5. d3 a6 6. Ba2 Nf6 7. f4 d5 8. e5 Nfd7 9. Nf3 Nc6 10. O-O Qc7 11. Qe1 Be7 12. Qg3 g6 13. h4 h6 14. Bd2 Rg8 15. Rae1 O-O-O 16. Ne2 Kb8 17. d4 cxd4 18. Nexd4 Nxd4 19. Nxd4 Nc5 20. Qh3 Ne4 21. Be3 Bc5 22. c3 g5 23. Bb1 g4 24. Qh2 g3 25. Qh3 h5 26. Bxe4 dxe4 27. f5 Bxd4 28. cxd4 Rg4 29. fxe6 fxe6 30. Rf6 Bd5 31. Bg5 Rc8 32. Rf4 Qc4 33. Rxg4 Qxd4+ 34. Be3 *", + "Moves": "d4e3 e1e3 c8c1 e3e1 c1e1", + "MovesSAN": "Qxe3+ Rxe3 Rc1+ Re1 Rxe1#", + "Themes": "kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "2kr4/pp1n4/2p2pp1/6r1/4P2n/1P1P4/PB1N1P1K/2R3R1 b - - 1 24", + "PGN": "1. Nf3 c6 2. g3 d5 3. Bg2 Nf6 4. O-O Bg4 5. h3 h5 6. hxg4 hxg4 7. Nh4 e6 8. e3 Be7 9. b3 Ne4 10. Qxg4 Bxh4 11. gxh4 Qxh4 12. Qxh4 Rxh4 13. Bb2 g6 14. d3 Nd6 15. Nd2 Nd7 16. Nf3 Rh5 17. c4 O-O-O 18. cxd5 exd5 19. Rac1 Nf5 20. Nd2 Nh4 21. Bxd5 Rxd5 22. e4 Rg5+ 23. Kh2 f6 24. Rg1 *", + "Moves": "h4f3 d2f3 d8h8 f3h4 h8h4", + "MovesSAN": "Nf3+ Nxf3 Rh8+ Nh4 Rxh4#", + "Themes": "exposedKing long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "1k2r3/pp3p2/3r2p1/8/8/2RP2N1/PP4PP/5K1R b - - 2 21", + "PGN": "1. e4 Nf6 2. Nc3 e5 3. Nf3 d6 4. Bc4 h6 5. d4 exd4 6. Nxd4 c5 7. Bb5+ Bd7 8. Bxd7+ Nbxd7 9. Nf5 Ne5 10. f4 g6 11. Nxh6 Bxh6 12. fxe5 Nxe4 13. Nxe4 Qh4+ 14. Ng3 O-O-O 15. exd6 Rhe8+ 16. Kf1 Qc4+ 17. Qd3 Qxd3+ 18. cxd3 Bxc1 19. Rxc1 Rxd6 20. Rxc5+ Kb8 21. Rc3 *", + "Moves": "d6f6 g3f5 f6f5 f1g1 e8e1", + "MovesSAN": "Rf6+ Nf5 Rxf5+ Kg1 Re1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "r1b3k1/ppp2rpp/3b4/3Q4/6n1/2P5/PP3qPP/R1B1RB1K w - - 1 17", + "PGN": "1. e4 e6 2. d4 d5 3. Nd2 Nc6 4. Ngf3 Nf6 5. e5 Nd7 6. Bd3 f6 7. exf6 Qxf6 8. c3 Bd6 9. O-O O-O 10. Re1 e5 11. dxe5 Ncxe5 12. Nxe5 Nxe5 13. Bf1 Qxf2+ 14. Kh1 Ng4 15. Nf3 Rxf3 16. Qxd5+ Rf7 *", + "Moves": "e1e8 d6f8 e8f8 g8f8 d5d8", + "MovesSAN": "Re8+ Bf8 Rxf8+ Kxf8 Qd8#", + "Themes": "attraction kingsideAttack long master mate mateIn3 middlegame pin sacrifice" + }, + { + "FEN": "r4rk1/ppp1R1p1/6Qp/8/2p5/B7/P2q1PPP/2R3K1 b - - 0 25", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. O-O Bc5 5. b4 Bxb4 6. c3 Bc5 7. d4 exd4 8. cxd4 Be7 9. e5 d5 10. exf6 dxc4 11. fxe7 Nxe7 12. Ba3 O-O 13. Re1 Re8 14. Qe2 Be6 15. Ng5 Nf5 16. Qh5 h6 17. Nxe6 fxe6 18. Nc3 Qxd4 19. Rac1 Qd2 20. Re2 Qd4 21. Qg6 Qf4 22. Rxe6 Rf8 23. Nd5 Qd2 24. Ne7+ Nxe7 25. Rxe7 *", + "Moves": "d2f2 g1h1 f2f1 c1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r5k1/2p1Rr1p/p1p3pQ/q4p2/5P2/8/5PPP/4R1K1 w - - 4 24", + "PGN": "1. d4 d5 2. Bf4 Bf5 3. Nf3 e6 4. e3 a6 5. c3 Bd6 6. c4 Bxf4 7. exf4 Nf6 8. cxd5 Qxd5 9. Nc3 Qa5 10. Bd3 Be4 11. O-O Bc6 12. Ne5 O-O 13. Nxc6 Nxc6 14. Ne4 Nxe4 15. Bxe4 Qb4 16. Qh5 g6 17. Qh6 Qxd4 18. Rfe1 f5 19. Bxc6 bxc6 20. Rad1 Qxb2 21. Rxe6 Qxa2 22. Rde1 Qa5 23. Re7 Rf7 *", + "Moves": "e7e8 a8e8 e1e8 f7f8 e8f8", + "MovesSAN": "Re8+ Rxe8 Rxe8+ Rf8 Rxf8#", + "Themes": "endgame killBoxMate long mate mateIn3" + }, + { + "FEN": "5qrk/5p2/p3pPp1/3p3p/7Q/1P5R/P1r2PPP/R5K1 w - - 0 29", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. Bc4 e6 4. Nc3 a6 5. O-O b5 6. Be2 Bb7 7. d4 cxd4 8. Nxd4 Nxd4 9. Qxd4 Nf6 10. e5 Nd5 11. Nxd5 Bxd5 12. c4 bxc4 13. Bxc4 Bxc4 14. Qxc4 Be7 15. b3 O-O 16. Qg4 Kh8 17. Re1 Rc8 18. Re3 d5 19. Rg3 Rg8 20. Rh3 g6 21. Bh6 Bf8 22. Bg5 Be7 23. Bh6 Bf8 24. Qf4 Bg7 25. Bg5 Qf8 26. Bf6 Bxf6 27. exf6 Rc2 28. Qh4 h5 *", + "Moves": "h4h5 g6h5 h3h5 f8h6 h5h6", + "MovesSAN": "Qxh5+ gxh5 Rxh5+ Qh6 Rxh6#", + "Themes": "endgame exposedKing kingsideAttack long mate mateIn3 sacrifice" + }, + { + "FEN": "5rk1/p2R2p1/4p2p/4q3/2Q5/3B4/PPP3PP/1K3R2 b - - 0 21", + "PGN": "1. e4 Nf6 2. Nc3 d5 3. e5 Nfd7 4. d4 Nc6 5. Nf3 f6 6. exf6 Nxf6 7. Ne5 Bd7 8. Qf3 Nxe5 9. dxe5 Ng8 10. Nxd5 e6 11. Bg5 Be7 12. Nxe7 Nxe7 13. O-O-O h6 14. Bxe7 Qxe7 15. Qxb7 O-O 16. Qxc7 Rxf2 17. Rxd7 Qg5+ 18. Kb1 Raf8 19. Qc4 Qxe5 20. Bd3 Rf1+ 21. Rxf1 *", + "Moves": "f8f1 d3f1 e5e1 d7d1 e1d1", + "MovesSAN": "Rxf1+ Bxf1 Qe1+ Rd1 Qxd1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "rnk3r1/3n3p/5p2/p1P5/3p1P2/P3qN1K/6PP/R2Q1B1R b - - 4 21", + "PGN": "1. d4 e6 2. e4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. Bxe7 Qxe7 7. f4 c5 8. Nb5 Nb6 9. Nd6+ Kd8 10. dxc5 N6d7 11. b4 a5 12. a3 f6 13. Nf3 b6 14. exf6 gxf6 15. c4 bxc5 16. Nxc8 Kxc8 17. cxd5 exd5+ 18. Kf2 d4 19. bxc5 Qe3+ 20. Kg3 Rg8+ 21. Kh3 *", + "Moves": "e3e6 f4f5 e6f5 g2g4 f5g4", + "MovesSAN": "Qe6+ f5 Qxf5+ g4 Qxg4#", + "Themes": "exposedKing long mate mateIn3 middlegame" + }, + { + "FEN": "6k1/5ppp/p5q1/4P3/8/3r1Q2/P1r3PP/5RK1 w - - 0 28", + "PGN": "1. e4 c5 2. Nf3 a6 3. d4 cxd4 4. Nxd4 e5 5. Nb3 Nc6 6. Nc3 Bb4 7. Bd2 Nd4 8. Nxd4 exd4 9. Nd5 Bc5 10. Bc4 Nf6 11. Bf4 d6 12. Qe2 O-O 13. e5 dxe5 14. Nxf6+ Qxf6 15. Bxe5 Qg6 16. Bd5 Bg4 17. Bf3 Bxf3 18. Qxf3 Rae8 19. Qd5 Bd6 20. f4 Bxe5 21. fxe5 Rd8 22. Qxb7 Rb8 23. Qd5 Rfd8 24. Qf3 Rxb2 25. O-O Rxc2 26. Rad1 d3 27. Rxd3 Rxd3 *", + "Moves": "f3a8 c2c8 a8c8 d3d8 c8d8", + "MovesSAN": "Qa8+ Rc8 Qxc8+ Rd8 Qxd8#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "4r2k/2b4p/p1B5/1p3P2/2p2PR1/2P2K1P/PP4R1/3r4 b - - 7 39", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 a6 6. Bb3 d6 7. Nbd2 Be6 8. Bc2 Ne7 9. Nf1 Ng6 10. Ng3 Bg4 11. h3 Bxf3 12. Qxf3 Nh4 13. Qe2 Nxg2+ 14. Kf1 Nh4 15. Bg5 Ng6 16. Nh5 O-O 17. Bxf6 gxf6 18. Qf3 d5 19. Nxf6+ Kh8 20. Nxd5 c6 21. Qf6+ Qxf6 22. Nxf6 Be7 23. Ng4 Nf4 24. Nxe5 Rad8 25. d4 f6 26. Nd3 Nxd3 27. Bxd3 c5 28. d5 Bd6 29. Ke2 b5 30. Rhg1 c4 31. Bc2 Bf4 32. Rg4 Be5 33. f4 Bc7 34. Rag1 f5 35. exf5 Rxd5 36. Be4 Re8 37. Kf3 Rd2 38. R1g2 Rd1 39. Bc6 *", + "Moves": "d1d3 f3f2 c7b6 f2f1 d3d1", + "MovesSAN": "Rd3+ Kf2 Bb6+ Kf1 Rd1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "2r3k1/pp1bpp1p/3p1b1P/q1r2Np1/4P3/1P1RBP2/P1P2QP1/1KR5 b - - 6 24", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 O-O 8. Qd2 Nc6 9. Bc4 Bd7 10. O-O-O Ne5 11. Bb3 Rc8 12. Kb1 Nc4 13. Bxc4 Rxc4 14. b3 Rc8 15. h4 Qa5 16. Nd5 Qd8 17. Nxf6+ Bxf6 18. h5 Qc7 19. Rc1 Qc3 20. Qf2 g5 21. h6 Rc5 22. Rhd1 Rfc8 23. Rd3 Qa5 24. Nf5 *", + "Moves": "a5a2 b1a2 c5a5 a2b1 a5a1", + "MovesSAN": "Qxa2+ Kxa2 Ra5+ Kb1 Ra1#", + "Themes": "attraction long mate mateIn3 middlegame queensideAttack sacrifice" + }, + { + "FEN": "2r4k/6p1/p3Q2p/5p2/3P1P2/2r2Bq1/P2K2P1/7R w - - 1 31", + "PGN": "1. d4 d5 2. Bg5 h6 3. Bh4 Nd7 4. c4 c6 5. Nc3 Ngf6 6. cxd5 cxd5 7. e3 e6 8. Qe2 a6 9. e4 dxe4 10. Nxe4 Bb4+ 11. Nc3 O-O 12. O-O-O Bxc3 13. bxc3 Qa5 14. Qc2 Nd5 15. Ne2 N7f6 16. Bxf6 Nxf6 17. Rd3 Bd7 18. Rg3 Rac8 19. Kd2 Ba4 20. Qb2 Ne4+ 21. Ke3 Nxg3 22. hxg3 Qg5+ 23. f4 Qg6 24. Qxb7 Bb5 25. Qe4 f5 26. Qe5 Bxe2 27. Bxe2 Qxg3+ 28. Bf3 Rxc3+ 29. Kd2 Rfc8 30. Qxe6+ Kh8 *", + "Moves": "h1h6 g7h6 e6h6 h8g8 f3d5", + "MovesSAN": "Rxh6+ gxh6 Qxh6+ Kg8 Bd5#", + "Themes": "endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "r4rk1/pR4pp/4pq2/8/3pQ3/3P4/P1P2PPP/1R4K1 b - - 1 18", + "PGN": "1. e4 c5 2. Bc4 d6 3. Nc3 Nf6 4. d3 e6 5. Bg5 Be7 6. Bxf6 Bxf6 7. Nf3 d5 8. exd5 exd5 9. Nxd5 Bxb2 10. Rb1 Bf6 11. Nxf6+ Qxf6 12. Qe2+ Be6 13. Bxe6 fxe6 14. Rxb7 O-O 15. O-O Nc6 16. Qe4 Nd4 17. Nxd4 cxd4 18. Rfb1 *", + "Moves": "f6f2 g1h1 f2f1 b1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "5r1k/p1p1Q1pp/8/8/8/1P6/Pq3PPP/3R2K1 b - - 4 26", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. cxd4 Bb4+ 7. Bd2 Nxe4 8. Bxb4 Nxb4 9. Qe2 d5 10. Nc3 O-O 11. Nxe4 dxe4 12. O-O Re8 13. Ne5 Be6 14. Bxe6 Rxe6 15. Qxe4 f6 16. Qxb7 fxe5 17. Qxb4 exd4 18. Rad1 d3 19. Rd2 Rd6 20. Qc4+ Kh8 21. Rfd1 Rb8 22. b3 Qf6 23. Rxd3 Rxd3 24. Qxd3 Rf8 25. Qe3 Qb2 26. Qe7 *", + "Moves": "b2f2 g1h1 f2f1 d1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "8/5rk1/p2b1q2/2pQN1n1/2P1P1pp/P1B5/1P4PP/R5K1 b - - 0 31", + "PGN": "1. e4 c5 2. f4 Nc6 3. Nf3 f6 4. Bb5 a6 5. Bxc6 dxc6 6. O-O e5 7. fxe5 fxe5 8. Kh1 Bd6 9. d3 Nf6 10. Ng5 O-O 11. Qf3 Nd5 12. Qe2 Rxf1+ 13. Qxf1 Nf6 14. Nd2 Bg4 15. Ndf3 Qd7 16. c4 Bxf3 17. Qxf3 h6 18. Nh3 Rf8 19. Bd2 Nh7 20. Qg3 Qe6 21. Bc3 b5 22. a3 bxc4 23. dxc4 Qf6 24. Kg1 g5 25. Nf2 h5 26. Nd3 h4 27. Qg4 Rf7 28. Qc8+ Kg7 29. Qxc6 g4 30. Qd5 Ng5 31. Nxe5 *", + "Moves": "f6f2 g1h1 f2f1 a1f1 f7f1", + "MovesSAN": "Qf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "2Qr2k1/5qp1/p3pP1p/1p6/5P2/PP2Pb1P/1B1PB3/R4RK1 b - - 0 29", + "PGN": "1. b3 c5 2. Bb2 Nc6 3. Nf3 d5 4. e3 Nf6 5. Bb5 Bd7 6. c4 dxc4 7. Bxc4 e6 8. O-O Bd6 9. Nc3 a6 10. a3 b5 11. Be2 Qc7 12. h3 O-O 13. Ng5 Be7 14. Qc2 h6 15. Nge4 Rfd8 16. Ng3 Rac8 17. Nce4 Nxe4 18. Nxe4 Ne5 19. f4 Ng6 20. Bh5 Nh4 21. Qc3 f6 22. g3 Nf5 23. g4 Bc6 24. Nxc5 Ng3 25. g5 Ne2+ 26. Bxe2 Bxc5 27. gxf6 Qf7 28. Qxc5 Bf3 29. Qxc8 *", + "Moves": "f7g6 g1f2 g6g2 f2e1 g2e2", + "MovesSAN": "Qg6+ Kf2 Qg2+ Ke1 Qxe2#", + "Themes": "exposedKing kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "8/6rk/p5r1/1p1R1p2/4pP1K/2P3P1/PP2B1R1/8 b - - 0 36", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Bxf6 gxf6 9. Na3 b5 10. Nd5 f5 11. c3 Bg7 12. Be2 O-O 13. O-O Be6 14. exf5 Bxf5 15. Nc2 Be6 16. Nce3 f5 17. Bf3 e4 18. Be2 Ne5 19. Nf4 Qf6 20. Nxe6 Qxe6 21. Qd5 Rae8 22. Qxe6+ Rxe6 23. f4 Ng6 24. g3 h5 25. h4 Kh7 26. Bxh5 Ne7 27. Be2 Rg8 28. Kh2 Rg6 29. Rg1 Bf8 30. Rad1 Rh6 31. Nd5 Rg7 32. Nxe7 Bxe7 33. Kh3 d5 34. Rg2 Rhg6 35. Rxd5 Bxh4 36. Kxh4 *", + "Moves": "g6h6 e2h5 g7g4 h4h3 h6h5", + "MovesSAN": "Rh6+ Bh5 Rg4+ Kh3 Rxh5#", + "Themes": "clearance deflection endgame long mate mateIn3 pin" + }, + { + "FEN": "rn3qk1/ppp3b1/6QB/3p4/4n3/3B4/PP3PPP/RN2R1K1 b - - 1 21", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 h6 4. O-O Nf6 5. c3 Bc5 6. d4 exd4 7. cxd4 Be7 8. d5 Nb8 9. e5 Nh7 10. Nd4 d6 11. e6 O-O 12. Qg4 fxe6 13. dxe6 Nf6 14. Qg6 d5 15. Bd3 Ne4 16. Bxh6 Bf6 17. Nf5 Bxe6 18. Nxg7 Qe7 19. Nxe6+ Bg7 20. Nxf8 Qxf8 21. Re1 *", + "Moves": "f8f2 g1h1 f2e1 d3f1 e1f1", + "MovesSAN": "Qxf2+ Kh1 Qxe1+ Bf1 Qxf1#", + "Themes": "fork long mate mateIn3 opening" + }, + { + "FEN": "r1b4r/pp4k1/2Pqppp1/6p1/1P2Pn2/P7/1BQ2PPP/2RR1BK1 b - - 0 21", + "PGN": "1. d4 e6 2. c4 c6 3. Nf3 d5 4. Qc2 Nf6 5. Nc3 Be7 6. e3 Nbd7 7. Bd3 Nb6 8. cxd5 Nbxd5 9. O-O O-O 10. Rd1 h6 11. a3 Nxc3 12. Qxc3 Nd5 13. Qc2 Bg5 14. Nxg5 hxg5 15. b4 g6 16. Bb2 Kg7 17. Rac1 Rh8 18. e4 Nf4 19. d5+ f6 20. Bf1 Qd6 21. dxc6 *", + "Moves": "f4e2 f1e2 d6h2 g1f1 h2h1", + "MovesSAN": "Ne2+ Bxe2 Qxh2+ Kf1 Qh1#", + "Themes": "discoveredAttack kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "2r4k/5p1P/p1q5/4P1P1/4N3/Pp2R3/1P6/1K2R3 b - - 4 37", + "PGN": "1. d4 g6 2. e4 Bg7 3. c4 d6 4. Nc3 Nf6 5. f3 O-O 6. Be3 e5 7. Nge2 Nbd7 8. Qd2 a6 9. g4 exd4 10. Nxd4 Ne5 11. O-O-O Bd7 12. g5 Nh5 13. f4 Nc6 14. Be2 Nxd4 15. Bxh5 Nc6 16. Bf3 b5 17. c5 b4 18. Nd5 b3 19. a3 Rb8 20. h4 Rb5 21. h5 Na5 22. hxg6 Nc4 23. gxh7+ Kh8 24. Qd4 Bxd4 25. Bxd4+ Ne5 26. fxe5 Rxc5+ 27. Kb1 Rc4 28. exd6+ Rxd4 29. Rxd4 cxd6 30. Nf6 Be6 31. e5 d5 32. Bxd5 Qb6 33. Rd3 Bf5 34. Be4 Bxe4 35. Nxe4 Qc6 36. Re3 Rc8 37. Rhe1 *", + "Moves": "c6c2 b1a1 c2c1 e1c1 c8c1", + "MovesSAN": "Qc2+ Ka1 Qc1+ Rxc1 Rxc1#", + "Themes": "endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "r5k1/4Qp1p/5np1/3p4/2pP4/8/2B2PPP/R5K1 b - - 0 30", + "PGN": "1. d4 d5 2. e3 Nf6 3. Nf3 c5 4. Be2 Nc6 5. dxc5 Bf5 6. a3 e6 7. b4 Be7 8. Nbd2 a5 9. c3 Nd7 10. Bb2 O-O 11. Nd4 Nxd4 12. cxd4 axb4 13. axb4 Qc7 14. O-O b6 15. Bg4 Bd3 16. Be2 Bg6 17. Nf3 Qb7 18. Nh4 Rxa1 19. Bxa1 Be4 20. Bd3 bxc5 21. Nf3 Bxf3 22. Qxf3 c4 23. Bc2 Qxb4 24. Qh5 g6 25. Qe2 Ra8 26. Rb1 Qa5 27. e4 Nf6 28. exd5 exd5 29. Qxe7 Qxa1 30. Rxa1 *", + "Moves": "a8a1 c2b1 a1b1 e7e1 b1e1", + "MovesSAN": "Rxa1+ Bb1 Rxb1+ Qe1 Rxe1#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "2r1r2k/p4Qp1/7p/8/8/3PB3/P1q2PPP/R1R3K1 b - - 1 23", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Na5 6. Bb5+ c6 7. dxc6 bxc6 8. Qf3 Be7 9. Bxc6+ Nxc6 10. Qxc6+ Bd7 11. Qf3 h6 12. Ne4 Bg4 13. Nxf6+ Bxf6 14. Qxg4 O-O 15. d3 Kh8 16. Nc3 Rc8 17. O-O Qa5 18. Be3 e4 19. Qxe4 Rfe8 20. Qf3 Bxc3 21. bxc3 Qxc3 22. Qxf7 Qxc2 23. Rfc1 *", + "Moves": "c2c1 a1c1 c8c1 e3c1 e8e1", + "MovesSAN": "Qxc1+ Rxc1 Rxc1+ Bxc1 Re1#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "2kr3r/ppp2pp1/8/3qb2p/8/2P5/PPQ1RPPP/R1B3K1 b - - 0 15", + "PGN": "1. e4 d5 2. exd5 Nf6 3. Nc3 Nxd5 4. Nxd5 Qxd5 5. d4 Nc6 6. Nf3 e5 7. Qe2 Bb4+ 8. c3 Bd6 9. Qc2 Bg4 10. Be2 O-O-O 11. O-O h5 12. dxe5 Nxe5 13. Nxe5 Bxe2 14. Re1 Bxe5 15. Rxe2 *", + "Moves": "d5d1 c2d1 d8d1 e2e1 d1e1", + "MovesSAN": "Qd1+ Qxd1 Rxd1+ Re1 Rxe1#", + "Themes": "kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "2r3k1/p4ppp/bq2p3/3pP3/3P4/PPQ5/3N1KPP/2R5 w - - 1 24", + "PGN": "1. e4 e6 2. d4 d5 3. e5 c5 4. Nf3 Nc6 5. Bb5 Qb6 6. Bxc6+ bxc6 7. c3 Ba6 8. Qc2 cxd4 9. cxd4 Nh6 10. Be3 Nf5 11. Nc3 Nxe3 12. fxe3 c5 13. Kf2 cxd4 14. exd4 Rc8 15. Rhc1 Bb4 16. Qa4+ Rc6 17. a3 Bxc3 18. Rxc3 Bb5 19. Qc2 O-O 20. Rc1 Rxc3 21. Qxc3 Bc4 22. Nd2 Rc8 23. b3 Ba6 *", + "Moves": "c3c8 a6c8 c1c8 b6d8 c8d8", + "MovesSAN": "Qxc8+ Bxc8 Rxc8+ Qd8 Rxd8#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "r4rk1/ppp2qpp/4p3/2R3B1/3p4/8/PPP2PPP/RN1Q2K1 b - - 0 14", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d4 exd4 5. e5 Qe7 6. O-O d5 7. exf6 Qxf6 8. Bxd5 Bc5 9. Re1+ Be6 10. Bxe6 fxe6 11. Bg5 Qf7 12. Ne5 Nxe5 13. Rxe5 O-O 14. Rxc5 *", + "Moves": "f7f2 g1h1 f2f1 d1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Qxf1 Rxf1#", + "Themes": "backRankMate long mate mateIn3 middlegame" + }, + { + "FEN": "4Qrk1/7p/6pP/3p1p2/1b6/8/5qB1/7K w - - 2 38", + "PGN": "1. e4 c6 2. Nc3 d5 3. exd5 cxd5 4. d4 Nf6 5. f4 Bg4 6. Nf3 e6 7. Be2 a6 8. O-O Bd6 9. h3 Bxf3 10. Bxf3 Nbd7 11. a3 b5 12. b4 Rc8 13. Ne2 Qc7 14. c3 O-O 15. g4 Nb6 16. g5 Nfd7 17. h4 Na4 18. Bd2 Ndb6 19. h5 Nc4 20. Rc1 Nxa3 21. h6 g6 22. Ra1 Nc4 23. Bc1 Ncb6 24. Rf2 f6 25. gxf6 Rxf6 26. Qf1 Rcf8 27. Bg4 Nxc3 28. Nxc3 Qxc3 29. Rxa6 Nc4 30. f5 Qxd4 31. Kh1 exf5 32. Bh3 Ne3 33. Bxe3 Qxe3 34. Bg2 Bxb4 35. Qxb5 Qxf2 36. Rxf6 Rxf6 37. Qe8+ Rf8 *", + "Moves": "g2d5 g8h8 e8e5 f8f6 e5f6", + "MovesSAN": "Bxd5+ Kh8 Qe5+ Rf6 Qxf6#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "r1b1k1nN/ppp3pp/3p1q2/2b5/2B1P3/8/PPQP1PPP/RNB1K2R b KQq - 0 8", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 Nd4 4. Bc4 Bc5 5. Nxe5 d6 6. Nxf7 Qf6 7. Nxh8 Nxc2+ 8. Qxc2 *", + "Moves": "f6f2 e1d1 c8g4 c4e2 g4e2", + "MovesSAN": "Qxf2+ Kd1 Bg4+ Be2 Bxe2#", + "Themes": "attackingF2F7 long mate mateIn3 opening" + }, + { + "FEN": "5r1k/5q1p/p3Q1pP/8/1p4P1/8/P2R4/6K1 w - - 0 35", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. Be3 a6 7. f3 e6 8. Be2 Nge7 9. Qd2 Nxd4 10. Bxd4 O-O 11. O-O-O Bxd4 12. Qxd4 Nc6 13. Qe3 b5 14. h4 b4 15. Na4 Qa5 16. b3 Ne7 17. h5 Bb7 18. h6 d5 19. e5 Bc6 20. Qg5 f6 21. exf6 Nf5 22. g4 Ng3 23. Rh2 Nxe2+ 24. Rxe2 Bxa4 25. bxa4 Qxa4 26. Rxe6 Qa3+ 27. Kd2 Qc3+ 28. Ke2 Rae8 29. Qxd5 Rxe6+ 30. Qxe6+ Kh8 31. f7 Qxc2+ 32. Rd2 Qc3 33. Kf1 Qxf3+ 34. Kg1 Qxf7 *", + "Moves": "e6f7 f8f7 d2d8 f7f8 d8f8", + "MovesSAN": "Qxf7 Rxf7 Rd8+ Rf8 Rxf8#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "R7/4r1bp/2Pk1p2/1p4pQ/1q6/2N4P/1P3PP1/6K1 b - - 0 31", + "PGN": "1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nf3 Nc6 5. Bb5 Ne7 6. Bg5 f6 7. Bf4 g5 8. Bg3 a6 9. Ba4 b5 10. Bb3 Na5 11. c3 Nxb3 12. axb3 Nf5 13. O-O Bg7 14. Re1+ Ne7 15. c4 c6 16. cxd5 Qxd5 17. Nc3 Qf7 18. Qd2 O-O 19. Bd6 Re8 20. b4 Bg4 21. Bxe7 Rxe7 22. Qd3 Rae8 23. Rxe7 Rxe7 24. h3 Bh5 25. Qf5 Bxf3 26. Qxf3 Qb3 27. Rxa6 Qxb4 28. Ra8+ Kf7 29. Qh5+ Ke6 30. d5+ Kd6 31. dxc6 *", + "Moves": "e7e1 g1h2 b4f4 g2g3 f4f2", + "MovesSAN": "Re1+ Kh2 Qf4+ g3 Qxf2#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "r1bq1r1k/1pp1npbP/p6B/8/4P3/2p5/PPPQ1PP1/R3K2R w KQ - 0 15", + "PGN": "1. e4 Nc6 2. Nc3 g6 3. Nf3 Bg7 4. Bb5 a6 5. Bxc6 dxc6 6. d4 e6 7. Be3 Ne7 8. Qd2 O-O 9. h4 e5 10. h5 exd4 11. Nxd4 c5 12. hxg6 cxd4 13. gxh7+ Kh8 14. Bh6 dxc3 *", + "Moves": "h6g7 h8g7 d2h6 g7h8 h6f6", + "MovesSAN": "Bxg7+ Kxg7 Qh6+ Kh8 Qf6#", + "Themes": "attraction exposedKing kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "3r1rk1/pp2R1pp/8/3p2Q1/8/1P6/1Pq2PPP/R5K1 b - - 1 25", + "PGN": "1. e4 e5 2. Nf3 d6 3. d4 exd4 4. Nxd4 Nf6 5. Nc3 Be7 6. Bc4 O-O 7. O-O c6 8. Be3 d5 9. exd5 cxd5 10. Bb3 Nc6 11. Qf3 Bg4 12. Qg3 Bd6 13. Bf4 Bxf4 14. Qxf4 Be6 15. Nxe6 fxe6 16. Rfe1 e5 17. Qf3 Nd4 18. Qg3 Nxb3 19. axb3 e4 20. Rad1 Qa5 21. Qg5 Rad8 22. Ra1 Qc5 23. Nxe4 Nxe4 24. Rxe4 Qxc2 25. Re7 *", + "Moves": "c2f2 g1h1 f2f1 a1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "4r1k1/ppR4p/2p3p1/5pBn/P5q1/8/3N1PQP/6K1 b - - 4 25", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. Bxc6 dxc6 5. O-O Bg4 6. Re1 Nf6 7. c3 O-O 8. a4 Re8 9. b4 Bd6 10. d4 exd4 11. Qxd4 Bxf3 12. gxf3 Nh5 13. e5 Qe7 14. Qg4 g6 15. Bh6 Bxe5 16. f4 f5 17. Qg2 Qf6 18. Bg5 Qg7 19. fxe5 Rxe5 20. Nd2 Rxe1+ 21. Rxe1 Qxc3 22. Re7 Qxb4 23. Rxc7 Re8 24. Qf1 Qg4+ 25. Qg2 *", + "Moves": "e8e1 d2f1 e1f1 g1f1 g4d1", + "MovesSAN": "Re1+ Nf1 Rxf1+ Kxf1 Qd1#", + "Themes": "attraction long mate mateIn3 middlegame pin sacrifice" + }, + { + "FEN": "B3k2r/p1ppBpp1/np6/8/1PPP4/P3q3/3Nn1KP/R2Q1R2 b k - 0 18", + "PGN": "1. Nf3 b6 2. g3 Bb7 3. Bg2 h5 4. O-O Nf6 5. c4 e5 6. d3 Bc5 7. Bg5 Qe7 8. Nc3 Qe6 9. a3 Na6 10. b4 Be7 11. d4 e4 12. Nd2 h4 13. Ncxe4 Nxe4 14. Bxe7 hxg3 15. fxg3 Nxg3 16. Bxb7 Qe3+ 17. Kg2 Nxe2 18. Bxa8 *", + "Moves": "h8h2 g2h2 e3g3 h2h1 g3h3", + "MovesSAN": "Rxh2+ Kxh2 Qg3+ Kh1 Qh3#", + "Themes": "attraction long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "6r1/p1pb1k1p/2pp1P1p/6rq/4PR2/2N5/PP1Q2PP/6RK b - - 4 26", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Bc5 5. c3 dxc3 6. Bxf7+ Kf8 7. Nxc3 Nh6 8. Bxh6 gxh6 9. Bd5 d6 10. O-O Bg4 11. Qd3 Qf6 12. Bxc6 bxc6 13. Nd2 Rg8 14. Kh1 Qd4 15. Qc2 Ke7 16. f3 Bd7 17. Nb3 Qc4 18. Nxc5 Qxc5 19. Qd2 Rg6 20. Rac1 Qg5 21. f4 Qg4 22. f5 Rg5 23. Rf4 Qh5 24. f6+ Kf7 25. Rcf1 Rag8 26. Rg1 *", + "Moves": "h5h2 h1h2 g5h5 f4h4 h5h4", + "MovesSAN": "Qxh2+ Kxh2 Rh5+ Rh4 Rxh4#", + "Themes": "attraction kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "5r1k/p1q5/1rp4p/8/2BP4/2P1Q3/1P4P1/1b4K1 w - - 0 39", + "PGN": "1. d4 d5 2. Nf3 Nf6 3. Bf4 c5 4. e3 e6 5. c3 Nc6 6. Bd3 Qb6 7. Qc2 c4 8. Be2 Be7 9. Ne5 O-O 10. Nxc6 bxc6 11. f3 Bb7 12. O-O Nh5 13. Be5 f6 14. Bg3 Nxg3 15. hxg3 e5 16. Nd2 Qc7 17. f4 Rae8 18. Bh5 Rd8 19. a4 Bc8 20. Kf2 e4 21. Rh1 h6 22. Rh2 Bd7 23. Rah1 Rb8 24. Be2 Rb6 25. a5 Rb7 26. a6 Rb6 27. Ra1 Rfb8 28. Rb1 Rxa6 29. g4 Rab6 30. g5 fxg5 31. fxg5 Bxg5 32. Nxc4 dxc4 33. Bxc4+ Kh8 34. Qxe4 Rf8+ 35. Kg1 Bf5 36. Qf3 Bxe3+ 37. Qxe3 Bxb1 38. Rxh6+ gxh6 *", + "Moves": "e3h6 b1h7 h6f8 h7g8 f8g8", + "MovesSAN": "Qxh6+ Bh7 Qxf8+ Bg8 Qxg8#", + "Themes": "endgame exposedKing fork long mate mateIn3" + }, + { + "FEN": "2r3k1/5pp1/p3p2p/Q7/4P3/3R4/P5PP/2R4K b - - 0 39", + "PGN": "1. d4 b6 2. e4 Bb7 3. Nc3 e6 4. Nf3 Bb4 5. Bd2 Bxc3 6. Bxc3 Bxe4 7. Bd3 Bxd3 8. Qxd3 Nf6 9. O-O O-O 10. Qb5 a6 11. Qa4 b5 12. Qb4 Nc6 13. Qc5 Ne4 14. Qa3 b4 15. Bxb4 Nxb4 16. Qxb4 Rb8 17. Qe1 d5 18. b3 Qe7 19. Rc1 Qa3 20. Ra1 Qb2 21. Qc1 Qc3 22. Ne5 Rb4 23. Nf3 c5 24. dxc5 Nxc5 25. Re1 Ne4 26. Re3 Qc5 27. Ne5 Qc7 28. c4 Qxe5 29. f3 Qd4 30. fxe4 dxc4 31. bxc4 Rxc4 32. Qe1 Rfc8 33. Rd1 Qb6 34. Kh1 Qb2 35. Red3 h6 36. R3d2 Qc3 37. Rd3 Qa5 38. Qxa5 Rc1 39. Rxc1 *", + "Moves": "c8c1 d3d1 c1d1 a5e1 d1e1", + "MovesSAN": "Rxc1+ Rd1 Rxd1+ Qe1 Rxe1#", + "Themes": "backRankMate endgame long mate mateIn3 queenRookEndgame" + }, + { + "FEN": "r1bq2k1/ppp3pp/4p3/8/3P1Q2/2N1n3/PP4PP/5RK1 w - - 0 19", + "PGN": "1. e4 Nf6 2. e5 Nd5 3. c4 Nb6 4. d4 d6 5. f4 Nc6 6. Be3 dxe5 7. fxe5 e6 8. Nf3 Be7 9. Nc3 O-O 10. Bd3 Nb4 11. O-O Nxd3 12. Qxd3 f6 13. Rad1 fxe5 14. Nxe5 Bf6 15. Qe4 Bxe5 16. Qxe5 Rxf1+ 17. Rxf1 Nxc4 18. Qf4 Nxe3 *", + "Moves": "f4f7 g8h8 f7f8 d8f8 f1f8", + "MovesSAN": "Qf7+ Kh8 Qf8+ Qxf8 Rxf8#", + "Themes": "backRankMate long mate mateIn3 middlegame" + }, + { + "FEN": "rn3rk1/p3Qppp/8/1pp2p2/2q2B2/1N1p1P2/P4KPP/4R2R w - - 0 20", + "PGN": "1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Bf4 Qb6 5. Rb1 Bf5 6. e4 Nxe4 7. Bd3 e6 8. f3 Nxc3 9. bxc3 Qa5 10. Bxf5 exf5 11. Qe2+ Be7 12. Kf2 Qxc3 13. Re1 O-O 14. Qxe7 Qxd4+ 15. Be3 Qxc4 16. Ne2 b5 17. Nd4 c5 18. Nb3 d4 19. Bf4 d3 *", + "Moves": "e7f8 g8f8 f4d6 f8g8 e1e8", + "MovesSAN": "Qxf8+ Kxf8 Bd6+ Kg8 Re8#", + "Themes": "attraction backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "2r5/7R/3k4/3p4/Pp1P4/1B6/1P1Nn1PP/7K b - - 4 32", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 Nxe4 5. Nxf7 Qh4 6. O-O Bc5 7. Qf3 Rf8 8. Nc3 Nd4 9. Qxe4 Qxe4 10. Nxe4 Nxc2 11. Rb1 Bb6 12. Nxe5 Nb4 13. d3 d5 14. Bb5+ c6 15. Nd6+ Ke7 16. Nxc8+ Raxc8 17. Ba4 Bd4 18. Be3 Bxe3 19. fxe3 Rxf1+ 20. Rxf1 Kd6 21. d4 c5 22. a3 Na6 23. Rf7 Rb8 24. Rxg7 cxd4 25. exd4 b5 26. Rxa7 Nc7 27. Bb3 Ne6 28. Nf3 b4 29. a4 Nf4 30. Rxh7 Ne2+ 31. Kh1 Rc8 32. Nd2 *", + "Moves": "c8c1 b3d1 c1d1 d2f1 d1f1", + "MovesSAN": "Rc1+ Bd1 Rxd1+ Nf1 Rxf1#", + "Themes": "backRankMate endgame fork long mate mateIn3" + }, + { + "FEN": "1k2r3/pp3Qp1/3p1n2/6q1/5N2/6p1/P4P1P/2R3K1 w - - 0 25", + "PGN": "1. d4 e5 2. dxe5 d6 3. exd6 Bxd6 4. g3 Be6 5. Bg2 Nc6 6. Nf3 Qe7 7. Nc3 Nf6 8. Bg5 h5 9. Ne4 O-O-O 10. c3 Bf4 11. Qa4 Bxg5 12. Nexg5 Bd7 13. Nh3 Rhe8 14. O-O Qxe2 15. Nf4 Qxb2 16. Rfb1 Qxc3 17. Rc1 Qa5 18. Qb3 Kb8 19. Ng5 Qxg5 20. Bxc6 Bxc6 21. Rxc6 Rd6 22. Rxd6 cxd6 23. Qxf7 h4 24. Rc1 hxg3 *", + "Moves": "f7c7 b8a8 c7c8 e8c8 c1c8", + "MovesSAN": "Qc7+ Ka8 Qc8+ Rxc8 Rxc8#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "4r1k1/pp1Q2pp/2p5/1n1pq3/KP5P/5R2/P1P2PP1/8 w - - 1 34", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. Bc4 Be7 6. d3 Nf6 7. Be3 O-O 8. Nc3 Be6 9. Bxe6 fxe6 10. Qd2 e5 11. Ne4 d5 12. Nxf6+ Bxf6 13. Qe2 e4 14. Nd4 Bxd4 15. Bxd4 Nd7 16. dxe4 Re8 17. O-O-O Rxe4 18. Qf3 c6 19. Qg3 Nf6 20. Rde1 Rxd4 21. Re3 Re4 22. Rf3 Qe7 23. h4 Re8 24. b3 Re1+ 25. Rxe1 Qxe1+ 26. Kb2 Qe5+ 27. Ka3 Qe7+ 28. Kb2 Ne4 29. Qg4 Qe5+ 30. Ka3 Nc3 31. Qd7 Nb5+ 32. Ka4 Qd4+ 33. b4 Qe5 *", + "Moves": "d7f7 g8h8 f7f8 e8f8 f3f8", + "MovesSAN": "Qf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "5rk1/1ppQ2p1/p4r1p/2P1P1b1/6p1/P5P1/1P4PR/4R1K1 b - - 0 28", + "PGN": "1. d4 e6 2. c4 d5 3. Nc3 Nf6 4. Nf3 Nc6 5. Bg5 Be7 6. e3 O-O 7. Rc1 h6 8. Bh4 Nb4 9. a3 Nc6 10. c5 a6 11. Bg3 Nh5 12. Be5 f6 13. Bg3 Nxg3 14. hxg3 e5 15. Be2 exd4 16. exd4 Bg4 17. Rh4 f5 18. Rh2 Qd7 19. Qd3 Rf6 20. Kf1 Raf8 21. Ne5 Nxe5 22. dxe5 R6f7 23. Bxg4 fxg4 24. Nxd5 Bg5 25. Re1 Rxf2+ 26. Kg1 R2f5 27. Nf6+ R5xf6 28. Qxd7 *", + "Moves": "g5e3 g1h1 f6f1 e1f1 f8f1", + "MovesSAN": "Be3+ Kh1 Rf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "7k/5rpp/p1R5/1p6/4PN2/5P2/3r1qPP/6RK w - - 0 30", + "PGN": "1. d4 d5 2. e3 Nf6 3. c4 e6 4. Nc3 Bb4 5. Bd2 Bxc3 6. Bxc3 Nc6 7. Bd3 O-O 8. Ne2 Ne4 9. f3 Nxc3 10. bxc3 e5 11. e4 dxc4 12. Bxc4 exd4 13. cxd4 a6 14. a4 Na5 15. Ba2 c6 16. O-O b5 17. axb5 cxb5 18. Qd2 Nb7 19. Bd5 Qb6 20. Kh1 Be6 21. Bxe6 fxe6 22. Rfc1 Nd6 23. d5 exd5 24. Qxd5+ Nf7 25. Rc6 Qf2 26. Nf4 Rad8 27. Qb3 Rd2 28. Rg1 Kh8 29. Qxf7 Rxf7 *", + "Moves": "c6c8 d2d8 c8d8 f7f8 d8f8", + "MovesSAN": "Rc8+ Rd8 Rxd8+ Rf8 Rxf8#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "2r2rk1/6p1/p1p2qp1/1p1nR3/3P2Q1/1P6/PB4PP/4R1K1 b - - 4 26", + "PGN": "1. d4 d5 2. e3 e6 3. Nf3 c6 4. b3 Bd6 5. Bb2 Ne7 6. Nbd2 f6 7. Be2 O-O 8. O-O a6 9. c4 b5 10. cxd5 exd5 11. Re1 Bf5 12. Nh4 Bg6 13. Nxg6 hxg6 14. Bd3 f5 15. Nf3 Nd7 16. Ne5 Nf6 17. Rc1 Rc8 18. f3 Bb4 19. Re2 Bd6 20. e4 fxe4 21. fxe4 dxe4 22. Bxe4 Nxe4 23. Rxe4 Bxe5 24. Rxe5 Nd5 25. Qg4 Qf6 26. Rce1 *", + "Moves": "f6f2 g1h1 f2f1 e1f1 f8f1", + "MovesSAN": "Qf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate fork long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "2k3r1/p4p1r/P3pP2/R1p2q2/1pQ5/7P/1P3PP1/3R2K1 b - - 2 30", + "PGN": "1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. Bg5 dxc4 6. e4 b5 7. e5 h6 8. Bh4 g5 9. Nxg5 hxg5 10. Bxg5 Nbd7 11. exf6 Bb7 12. Be2 Qb6 13. Bf3 O-O-O 14. a4 b4 15. a5 Qa6 16. Ne2 Nc5 17. O-O Nb3 18. Ra2 Bc5 19. Be3 Nxd4 20. Nxd4 Bxd4 21. Bxd4 c5 22. Bxb7+ Qxb7 23. a6 Qc6 24. Qg4 Rxd4 25. Qg7 Rdh4 26. h3 R4h7 27. Qg4 Qd5 28. Rd1 Qf5 29. Qxc4 Rg8 30. Ra5 *", + "Moves": "g8g2 g1g2 f5h3 g2g1 h3h1", + "MovesSAN": "Rxg2+ Kxg2 Qxh3+ Kg1 Qh1#", + "Themes": "attraction endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "Qnkr3r/Rpp1qppp/4b3/1P1pn3/1P1P4/2P1P1P1/5PP1/5RK1 w - - 0 20", + "PGN": "1. d4 d5 2. Bf4 e6 3. e3 Bd6 4. Bg3 Bxg3 5. hxg3 Nf6 6. Nf3 Bd7 7. Bd3 Nc6 8. c3 Qe7 9. Nbd2 O-O-O 10. b4 e5 11. O-O e4 12. Bb5 exf3 13. Nxf3 a6 14. a4 axb5 15. axb5 Nb8 16. Qa4 Bg4 17. Ne5 Be6 18. Qa8 Nd7 19. Ra7 Nxe5 *", + "Moves": "a8b7 c8d7 b7c7 d7e8 c7e7", + "MovesSAN": "Qxb7+ Kd7 Qxc7+ Ke8 Qxe7#", + "Themes": "fork long mate mateIn3 middlegame" + }, + { + "FEN": "7k/1p1R1p2/p6p/2p1P1pN/2P1b1K1/1P6/P6r/8 w - - 0 37", + "PGN": "1. e4 c5 2. b3 d6 3. Bb5+ Nd7 4. Bxd7+ Bxd7 5. Bb2 e5 6. Ne2 Nf6 7. d3 Be7 8. O-O O-O 9. h3 Be6 10. f4 exf4 11. Nxf4 Qd7 12. Nd2 Qc7 13. Nf3 h6 14. Qe1 d5 15. Qg3 dxe4 16. dxe4 Rad8 17. Rad1 Kh8 18. e5 Ne4 19. Qe1 Rxd1 20. Qxd1 Ng3 21. Re1 Rd8 22. Qc1 Qc6 23. c4 a6 24. Kh2 Ne4 25. Qc2 Ng5 26. Nxg5 Bxg5 27. Nh5 Rd2 28. Qe4 Qxe4 29. Rxe4 Rxb2 30. h4 Bf5 31. Re1 Be7 32. Rd1 Be4 33. Rd7 Rxg2+ 34. Kh3 Bxh4 35. Kxh4 Rh2+ 36. Kg4 g5 *", + "Moves": "d7d8 h8h7 h5f6 h7g6 d8g8", + "MovesSAN": "Rd8+ Kh7 Nf6+ Kg6 Rg8#", + "Themes": "endgame exposedKing fork long mate mateIn3" + }, + { + "FEN": "6k1/pp2r1pp/4P3/5P2/P2r2q1/2Q3P1/1B4KP/8 w - - 0 34", + "PGN": "1. d4 d5 2. c4 e6 3. Nc3 c6 4. cxd5 exd5 5. e3 f5 6. Bd3 Nf6 7. Qc2 Ne4 8. f3 Nxc3 9. bxc3 Qg5 10. f4 Qh4+ 11. g3 Qf6 12. Nf3 Bd6 13. c4 O-O 14. cxd5 cxd5 15. O-O Nc6 16. a3 Be6 17. Bb2 Bf7 18. Ne5 Bxe5 19. dxe5 Qh6 20. Bxf5 Be6 21. Bxe6+ Qxe6 22. Rad1 Rad8 23. Qc3 Rd7 24. Rd2 Rfd8 25. f5 Qh6 26. e6 Re7 27. Rfd1 d4 28. exd4 Rd5 29. Rf2 Qh5 30. a4 Qxd1+ 31. Kg2 Nxd4 32. Rd2 Qg4 33. Rxd4 Rxd4 *", + "Moves": "c3c8 d4d8 c8d8 e7e8 d8e8", + "MovesSAN": "Qc8+ Rd8 Qxd8+ Re8 Qxe8#", + "Themes": "endgame fork long mate mateIn3" + }, + { + "FEN": "5rk1/p4p1p/2R3p1/q3p3/2QbP3/5B2/P4RPP/6K1 b - - 0 21", + "PGN": "1. d4 Nf6 2. c4 g6 3. Nf3 d5 4. Nc3 Bg7 5. cxd5 Nxd5 6. e4 Nxc3 7. bxc3 O-O 8. Be2 c5 9. Rb1 Bg4 10. Be3 Bxf3 11. Bxf3 cxd4 12. cxd4 Nc6 13. d5 Qa5+ 14. Bd2 Bc3 15. dxc6 Rad8 16. O-O Rxd2 17. Qb3 bxc6 18. Rbc1 Bd4 19. Rxc6 Rxf2 20. Qc4 e5 21. Rxf2 *", + "Moves": "a5e1 c4f1 d4f2 g1h1 e1f1", + "MovesSAN": "Qe1+ Qf1 Bxf2+ Kh1 Qxf1#", + "Themes": "intermezzo long mate mateIn3 middlegame pin" + }, + { + "FEN": "r3k3/1ppq4/2np4/pB3Np1/P3P1b1/6p1/1PQ2PP1/R4R1K b q - 0 21", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 d6 6. Bg5 h6 7. Bh4 g5 8. Bg3 Bg4 9. Nbd2 Qd7 10. O-O Nh5 11. a4 a5 12. Bb5 Nxg3 13. hxg3 h5 14. Qc2 h4 15. Nxg5 hxg3 16. d4 exd4 17. cxd4 Bxd4 18. Ndf3 f6 19. Nxd4 fxg5 20. Nf5 Rh1+ 21. Kxh1 *", + "Moves": "d7h7 f5h4 h7h4 h1g1 h4h2", + "MovesSAN": "Qh7+ Nh4 Qxh4+ Kg1 Qh2#", + "Themes": "kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "6k1/4p1bp/1p2N3/p2pp2Q/P3n3/7P/3q1rPB/5RK1 w - - 0 34", + "PGN": "1. d4 d6 2. c3 c6 3. Nf3 Qc7 4. Bf4 Nd7 5. h3 Ngf6 6. e3 g6 7. Bc4 Bg7 8. O-O O-O 9. a4 a5 10. Nbd2 Qb6 11. Qb3 Qd8 12. e4 Nh5 13. Bh2 Nb6 14. Be2 Be6 15. Qc2 Nd7 16. Rfd1 d5 17. Ng5 Rc8 18. Nxe6 fxe6 19. Bxh5 gxh5 20. Re1 c5 21. Qb3 b6 22. Qd1 cxd4 23. cxd4 Bxd4 24. Rf1 Bxb2 25. Rb1 Bc3 26. Nb3 Nc5 27. Qxh5 Nxe4 28. Rbc1 Bg7 29. Rxc8 Qxc8 30. Nc1 Qc2 31. Ne2 Qd2 32. Nf4 e5 33. Ne6 Rxf2 *", + "Moves": "h5e8 g7f8 e8f8 f2f8 f1f8", + "MovesSAN": "Qe8+ Bf8 Qxf8+ Rxf8 Rxf8#", + "Themes": "long mate mateIn3 middlegame xRayAttack" + }, + { + "FEN": "8/8/8/6p1/b2R4/P4pk1/3B4/6K1 b - - 1 42", + "PGN": "1. e3 c5 2. Ne2 g6 3. c4 Bg7 4. Nbc3 Nc6 5. Qc2 d6 6. a3 e5 7. Ng3 Nge7 8. Be2 O-O 9. O-O Be6 10. f4 exf4 11. Rxf4 d5 12. cxd5 Nxd5 13. Nxd5 Qxd5 14. e4 Qd6 15. d3 Nd4 16. Qd1 Bb3 17. Qd2 Be5 18. Rf1 Bxg3 19. hxg3 Qxg3 20. Bf3 f5 21. e5 Qxe5 22. Qc3 Nxf3+ 23. Rxf3 Qxc3 24. bxc3 Bd5 25. Re3 Rfe8 26. c4 Rxe3 27. Bxe3 Bc6 28. Bxc5 b6 29. Bd6 Rd8 30. c5 bxc5 31. Bxc5 Rxd3 32. Bxa7 Rd2 33. Bf2 Ba4 34. Bc5 f4 35. Re1 Kg7 36. Re7+ Kh6 37. g3 f3 38. Be3+ g5 39. Bxd2 Kh5 40. Rxh7+ Kg4 41. Rd7 Kxg3 42. Rd4 *", + "Moves": "f3f2 g1f1 a4b5 d4d3 b5d3", + "MovesSAN": "f2+ Kf1 Bb5+ Rd3+ Bxd3#", + "Themes": "advancedPawn endgame exposedKing long mate mateIn3" + }, + { + "FEN": "r1b1Qq2/p1ppb2k/1p2p3/8/3n4/2N5/PPP4P/2K3R1 w - - 2 28", + "PGN": "1. e4 f5 2. exf5 Kf7 3. Qh5+ g6 4. fxg6+ Kg7 5. d4 Nf6 6. Bh6+ Kg8 7. gxh7+ Rxh7 8. Qg6+ Kh8 9. Bd3 Rxh6 10. Qg3 e6 11. Nf3 Qe7 12. Ne5 Qg7 13. Ng6+ Rxg6 14. Bxg6 Bd6 15. Qh4+ Kg8 16. Bd3 Nc6 17. Nc3 b6 18. O-O-O Be7 19. g4 Ne4 20. Qh5 Nxf2 21. g5 Nxh1 22. Rxh1 Nxd4 23. Qe8+ Qf8 24. Bh7+ Kxh7 25. g6+ Kh8 26. g7+ Kxg7 27. Rg1+ Kh7 *", + "Moves": "e8g6 h7h8 g6h5 f8h6 h5h6", + "MovesSAN": "Qg6+ Kh8 Qh5+ Qh6+ Qxh6#", + "Themes": "exposedKing long mate mateIn3 middlegame" + }, + { + "FEN": "r1b2rk1/1pp3pp/p3n3/3NNp2/3bp3/P1R5/1P3PPP/R1B3K1 w - - 1 18", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. c3 Nf6 4. d4 exd4 5. cxd4 Nxe4 6. Bc4 d5 7. Bd3 Bb4+ 8. Nc3 O-O 9. O-O f5 10. Re1 a6 11. Ne5 Nxd4 12. Bxe4 dxe4 13. Re3 Nc6 14. Qxd8 Nxd8 15. Nd5 Bc5 16. Rc3 Ne6 17. a3 Bd4 *", + "Moves": "d5e7 g8h8 e5g6 h7g6 c3h3", + "MovesSAN": "Ne7+ Kh8 N5g6+ hxg6 Rh3#", + "Themes": "kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "rn3r1k/5ppB/2p5/p3N3/3q2b1/6N1/PPQ3PP/2K1R3 w - - 0 21", + "PGN": "1. e4 e6 2. Nc3 d5 3. exd5 exd5 4. d4 Bd6 5. Nf3 c6 6. Bd3 Nf6 7. Be3 O-O 8. Qd2 Ng4 9. O-O-O Nxe3 10. fxe3 b5 11. e4 dxe4 12. Nxe4 Be7 13. c3 a5 14. Ng3 b4 15. Rhe1 bxc3 16. Qxc3 Bb4 17. Qc2 Bxe1 18. Rxe1 Bg4 19. Bxh7+ Kh8 20. Ne5 Qxd4 *", + "Moves": "e5f7 f8f7 e1e8 f7f8 e8f8", + "MovesSAN": "Nxf7+ Rxf7 Re8+ Rf8 Rxf8#", + "Themes": "clearance kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "2k4r/pp1n1pp1/2pbp3/8/2P1B2q/6N1/PP2QPP1/R2R2K1 b - - 4 20", + "PGN": "1. e4 c6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Nh3 Nf6 7. Nf4 Nbd7 8. Nxg6 hxg6 9. Be3 e6 10. Bd3 Nd5 11. Bd2 Qb6 12. c4 Qxd4 13. Qe2 Nf4 14. Bxf4 Qxf4 15. O-O Bd6 16. Bxg6 O-O-O 17. Be4 Rxh2 18. Kxh2 Rh8+ 19. Kg1 Qh4 20. Rfd1 *", + "Moves": "h4h2 g1f1 h2h1 g3h1 h8h1", + "MovesSAN": "Qh2+ Kf1 Qh1+ Nxh1 Rxh1#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "7r/p4rkp/2Q1R1p1/2qp4/8/2P5/PP3PPP/4R1K1 b - - 0 24", + "PGN": "1. d4 d5 2. Bf4 e6 3. e3 Bd6 4. Nf3 c5 5. c3 cxd4 6. Bxd6 Qxd6 7. exd4 Nc6 8. Bd3 f6 9. O-O e5 10. dxe5 fxe5 11. Bb5 Bd7 12. Re1 e4 13. Nbd2 Nf6 14. Nxe4 Nxe4 15. Rxe4+ Kf7 16. Bxc6 Bxc6 17. Ne5+ Kg8 18. Nxc6 bxc6 19. Re3 Rf8 20. Qb3 g6 21. Rae1 Kg7 22. Re6 Qc5 23. Qb7+ Rf7 24. Qxc6 *", + "Moves": "c5f2 g1h1 f2f1 e1f1 f7f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "8/5R1p/2N5/2p2n2/8/5k2/PPr5/7K b - - 4 43", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nxd4 5. Qxd4 Qf6 6. e5 Qb6 7. Be3 Qxd4 8. Bxd4 b6 9. Bd3 Bb7 10. O-O Ne7 11. f4 Nc6 12. Bf2 d6 13. exd6 Bxd6 14. Re1+ Ne7 15. Bh4 f6 16. f5 O-O 17. Bg3 Bxg3 18. hxg3 Nc6 19. Be4 Rab8 20. Bd5+ Kh8 21. Nc3 Nd4 22. Bxb7 Rxb7 23. Rad1 c5 24. Ne4 Nxf5 25. g4 Nh6 26. g5 fxg5 27. Nxg5 Kg8 28. Ne6 Re8 29. Nd8 Rbe7 30. Rxe7 Rxe7 31. Nc6 Re2 32. Rd8+ Kf7 33. Rd7+ Kf6 34. Nxa7 Ng4 35. Kf1 Rxc2 36. Rd6+ Ke5 37. Rxb6 Ne3+ 38. Kg1 Rxg2+ 39. Kh1 Ke4 40. Rb7 Rc2 41. Rxg7 Kf3 42. Nc6 Nf5 43. Rf7 *", + "Moves": "f3g3 f7f5 c2c1 f5f1 c1f1", + "MovesSAN": "Kg3 Rxf5 Rc1+ Rf1 Rxf1#", + "Themes": "endgame exposedKing long mate mateIn3 sacrifice" + }, + { + "FEN": "8/p2k1pp1/Pp5p/1K1br3/2Np4/R6P/1PP2P2/2R5 b - - 0 32", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 d6 5. Ng5 Ne5 6. Bb3 h6 7. Nf3 Bg4 8. h3 Nxf3+ 9. gxf3 Bh5 10. Nd2 Qf6 11. Bc4 O-O-O 12. a4 Ne7 13. a5 Nc6 14. a6 b6 15. Be2 Ne5 16. Ra4 c5 17. Rg1 d5 18. exd5 Rxd5 19. Ne4 Nxf3+ 20. Bxf3 Qxf3 21. Qxf3 Bxf3 22. Ng3 Bd6 23. Ra3 Re8+ 24. Kd2 Bf4+ 25. Kd3 c4+ 26. Kxc4 Rc5+ 27. Kb4 Bxc1 28. Rxc1 Bd5 29. Nf5 Rc4+ 30. Kb5 Re5 31. Nd6+ Kd7 32. Nxc4 *", + "Moves": "d5c6 b5b4 e5b5 b4a4 b5b2", + "MovesSAN": "Bc6+ Kb4 Rb5+ Ka4 Rxb2#", + "Themes": "discoveredAttack doubleCheck endgame long mate mateIn3" + }, + { + "FEN": "5rk1/bpp2qpp/p2pR3/3P2B1/4Q3/8/PP3PPP/4R1K1 b - - 0 22", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. O-O a6 6. d4 exd4 7. cxd4 Ba7 8. e5 Nh5 9. d5 Na5 10. Qc2 Nxc4 11. Qxc4 d6 12. Re1 O-O 13. Bg5 f6 14. exf6 Nxf6 15. Nc3 Bf5 16. Nd4 Bg6 17. Ne6 Qd7 18. Nxf8 Rxf8 19. Re6 Qf7 20. Rae1 Ne4 21. Nxe4 Bxe4 22. Qxe4 *", + "Moves": "f7f2 g1h1 f2f1 e1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r4rk1/pn1bq1p1/4p1B1/4P1Np/3p1n1P/P4N2/2Q2P2/R3K2R w KQ - 0 23", + "PGN": "1. d4 Nf6 2. Nf3 e6 3. c4 d5 4. Nc3 Bb4 5. Qb3 Nc6 6. a3 dxc4 7. Qxc4 Bd6 8. e4 Be7 9. e5 Nd5 10. Ne4 O-O 11. Bd3 Na5 12. Qc2 b6 13. b4 Nb7 14. h4 Bd7 15. Bg5 h6 16. Bxe7 Qxe7 17. g4 c5 18. bxc5 bxc5 19. g5 h5 20. g6 fxg6 21. Neg5 Nf4 22. Bxg6 cxd4 *", + "Moves": "g6f7 f8f7 c2h7 g8f8 h7h8", + "MovesSAN": "Bf7+ Rxf7 Qh7+ Kf8 Qh8#", + "Themes": "clearance kingsideAttack long master mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "7k/2p3pp/1b4b1/8/3p1qPQ/p2P4/P4N2/6K1 w - - 0 35", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 Nd4 4. Nxd4 exd4 5. Qg4 Nf6 6. Qf3 Be7 7. e5 Ng8 8. Bc4 d5 9. Bxd5 Be6 10. Bxb7 Rb8 11. Bc6+ Bd7 12. Bd5 Be6 13. Be4 Bc5 14. d3 Ne7 15. Bg5 O-O 16. Qg3 Qd7 17. Bf6 Ng6 18. Bxg6 fxg6 19. Bg5 Rxb2 20. Nd2 Rxc2 21. O-O Bf5 22. Ne4 Qe6 23. Rfc1 Rxc1+ 24. Rxc1 Bb6 25. h4 a5 26. h5 gxh5 27. Rc2 Bg6 28. Qh4 Kh8 29. f3 a4 30. Rf2 a3 31. g4 hxg4 32. fxg4 Rxf2 33. Nxf2 Qxe5 34. Bf4 Qxf4 *", + "Moves": "h4d8 g6e8 d8e8 f4f8 e8f8", + "MovesSAN": "Qd8+ Be8 Qxe8+ Qf8 Qxf8#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "7k/6bp/p5p1/3r4/2Q2P1P/1P4PK/P4q2/8 w - - 0 37", + "PGN": "1. e4 c5 2. c4 Nc6 3. Nf3 g6 4. e5 Bg7 5. d4 cxd4 6. Nxd4 Nxe5 7. Nc3 Nf6 8. Be2 b6 9. Bf3 Rb8 10. Bf4 Nxf3+ 11. Qxf3 Bb7 12. Qg3 Nh5 13. Qe3 Nxf4 14. Qxf4 e5 15. Qe3 O-O 16. Nf3 e4 17. Nd4 Qc7 18. b3 Rbe8 19. O-O Re5 20. Ndb5 Qb8 21. Rfd1 Rh5 22. g3 a6 23. Nd6 Ba8 24. Ndxe4 Re5 25. f3 f5 26. Rxd7 fxe4 27. f4 Ree8 28. Rad1 Rd8 29. Rxd8 Rxd8 30. Nd5 b5 31. Qxe4 bxc4 32. Qxc4 Kh8 33. h4 Bxd5 34. Rxd5 Qb6+ 35. Kh2 Qf2+ 36. Kh3 Rxd5 *", + "Moves": "c4c8 d5d8 c8d8 g7f8 d8f8", + "MovesSAN": "Qc8+ Rd8 Qxd8+ Bf8 Qxf8#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "B1b2k1r/p4ppp/8/8/4P1n1/2P1BN2/PP3bPP/RN1R1K2 b - - 0 16", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Bc5 5. O-O Ng4 6. c3 d5 7. exd5 Na5 8. Bb5+ c6 9. dxc6 bxc6 10. Ba4 e4 11. dxe4 Qxd1 12. Rxd1 Bxf2+ 13. Kf1 Nc4 14. Bxc6+ Kf8 15. Bxa8 Nce3+ 16. Bxe3 *", + "Moves": "c8a6 c3c4 a6c4 d1d3 c4d3", + "MovesSAN": "Ba6+ c4 Bxc4+ Rd3 Bxd3#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "r5k1/5rpp/3p4/2pP4/b1B4q/2pP1Q1P/6P1/5R1K w - - 0 28", + "PGN": "1. e4 e5 2. Bc4 Nc6 3. Qf3 Nf6 4. Nc3 d6 5. d3 Nd4 6. Qd1 Bg4 7. f3 Bd7 8. h3 Be7 9. Nge2 c5 10. a3 b5 11. Ba2 a5 12. O-O b4 13. axb4 axb4 14. Nd5 Nxd5 15. exd5 O-O 16. f4 Bf6 17. fxe5 Bxe5 18. Nxd4 Bxd4+ 19. Kh1 Qh4 20. Qf3 Rae8 21. Bd2 Bxb2 22. Rab1 Be5 23. c3 Ra8 24. Bc4 Bxc3 25. Bxc3 bxc3 26. Rb7 Ba4 27. Rxf7 Rxf7 *", + "Moves": "f3f7 g8h8 f7f8 a8f8 f1f8", + "MovesSAN": "Qxf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate long mate mateIn3 middlegame" + }, + { + "FEN": "3R4/5ppk/7p/B7/1PR2b2/7P/1r4P1/7K b - - 1 39", + "PGN": "1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. c4 d6 6. Nc3 Nc6 7. Be3 Nf6 8. Be2 Be7 9. O-O O-O 10. a3 Qc7 11. Rc1 b6 12. h3 Bb7 13. Bf3 Ne5 14. Be2 Rfd8 15. f4 Nc6 16. Nb3 Rac8 17. Qd3 Qb8 18. Bxb6 Rd7 19. Na5 Nxa5 20. Bxa5 Qa8 21. Bf3 d5 22. cxd5 exd5 23. exd5 Nxd5 24. Bxd5 Bxd5 25. Nxd5 Bc5+ 26. Kh1 Qxd5 27. Qxd5 Rxd5 28. b4 Bf8 29. Rxc8 Rd3 30. Ra8 Rxa3 31. Rxa6 h6 32. Rc6 Kh7 33. Rfc1 Rb3 34. R6c3 Rb2 35. R3c2 Rb3 36. Rc3 Rb2 37. Rc8 Bd6 38. Rd8 Bxf4 39. Rc4 *", + "Moves": "b2b1 c4c1 b1c1 d8d1 c1d1", + "MovesSAN": "Rb1+ Rc1 Rxc1+ Rd1 Rxd1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "r1r3k1/1p2qpp1/4p1n1/p6Q/2P5/7R/P4PPP/5nK1 w - - 2 31", + "PGN": "1. d4 d5 2. Nf3 Nf6 3. c4 c6 4. Qa4 e6 5. cxd5 Qxd5 6. Nc3 Qd6 7. Bg5 Nbd7 8. e4 Qc7 9. e5 Nb6 10. Qd1 Nfd5 11. Bd3 Bb4 12. Qc2 O-O 13. Bxh7+ Kh8 14. Be4 Bxc3+ 15. bxc3 Bd7 16. O-O c5 17. c4 Nb4 18. Qb3 a5 19. dxc5 Na4 20. Be7 Nxc5 21. Qe3 Rfc8 22. Qg5 Nxe4 23. Qh5+ Kg8 24. Qg4 Bc6 25. Rae1 Qxe7 26. Nd4 Nd2 27. Nxc6 Nxc6 28. Re3 Nxf1 29. Rh3 Nxe5 30. Qh5 Ng6 *", + "Moves": "h5h7 g8f8 h7h8 g6h8 h3h8", + "MovesSAN": "Qh7+ Kf8 Qh8+ Nxh8 Rxh8#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r1b2bkr/ppp3pp/2np4/4p1q1/8/2P5/PP1P2PP/RNBQ1RK1 w - - 0 10", + "PGN": "1. e4 e5 2. f4 d6 3. Nf3 Nc6 4. Bc4 Nf6 5. O-O Nxe4 6. Bxf7+ Kxf7 7. Ng5+ Nxg5 8. fxg5+ Kg8 9. c3 Qxg5 *", + "Moves": "d1b3 d6d5 b3d5 c8e6 d5e6", + "MovesSAN": "Qb3+ d5 Qxd5+ Be6 Qxe6#", + "Themes": "kingsideAttack long mate mateIn3 opening" + }, + { + "FEN": "6k1/5pp1/4p2p/3pP3/7q/3B3P/r1r3P1/1R5K w - - 0 33", + "PGN": "1. e4 c6 2. Nc3 d5 3. exd5 cxd5 4. d4 Bf5 5. Nf3 e6 6. a3 Nf6 7. Bf4 a6 8. Ne5 Nc6 9. Be2 Nxe5 10. Bxe5 Bd6 11. O-O Bxe5 12. dxe5 Ne4 13. Nxe4 Bxe4 14. Re1 Rc8 15. c3 O-O 16. Bf3 Bg6 17. Qb3 b5 18. Qb4 Qb6 19. Qg4 Rc4 20. Qg3 a5 21. Be2 Rc7 22. b4 Rfc8 23. bxa5 Qxa5 24. h3 Rxc3 25. Qh4 Rxa3 26. Rab1 Bxb1 27. Rxb1 Qd2 28. Bxb5 Ra2 29. Bc6 h6 30. Bb5 Rcc2 31. Kh1 Qxf2 32. Bd3 Qxh4 *", + "Moves": "b1b8 c2c8 b8c8 h4d8 c8d8", + "MovesSAN": "Rb8+ Rc8 Rxc8+ Qd8 Rxd8#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "N2k3r/pR1nb2p/2Q5/8/8/2N1R3/P1bq1PPP/6K1 b - - 0 22", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. b4 Qxb4 5. Rb1 Qa5 6. Nf3 c6 7. Bc4 Qc7 8. O-O Bf5 9. Ba3 Nd7 10. Nd4 Bg6 11. Qf3 e6 12. Bxe6 fxe6 13. Nxe6 Qb8 14. Rfe1 Ne7 15. Bxe7 Bxe7 16. Nxg7+ Kd8 17. Ne6+ Ke8 18. Re3 Qd6 19. Rxb7 Bxc2 20. Nc7+ Kd8 21. Nxa8 Qxd2 22. Qxc6 *", + "Moves": "d2c1 c3d1 c1d1 e3e1 d1e1", + "MovesSAN": "Qc1+ Nd1 Qxd1+ Re1 Qxe1#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "6k1/2K3p1/2pN1p2/1p1p3B/rP6/1n6/6b1/7R w - - 10 51", + "PGN": "1. e4 e5 2. Bc4 Qf6 3. Nf3 d6 4. h3 h6 5. c3 Be7 6. d4 Qg6 7. g3 Qxe4+ 8. Qe2 Qxe2+ 9. Bxe2 exd4 10. Nxd4 Nf6 11. Bf4 Nh5 12. Be3 O-O 13. g4 Nf6 14. f4 Nd5 15. Bd2 Bh4+ 16. Kd1 Bg3 17. Kc2 Bxf4 18. Bxf4 Nxf4 19. Bf3 Re8 20. Nd2 c6 21. h4 Ne6 22. Rag1 Nxd4+ 23. cxd4 Na6 24. g5 Re6 25. Bg4 Rg6 26. Bh5 Re6 27. Re1 Nb4+ 28. Kb3 Nd3 29. Rxe6 Bxe6+ 30. Kc3 Nf4 31. Bd1 Bxa2 32. Rg1 hxg5 33. hxg5 Be6 34. Ne4 d5 35. Nd6 b5 36. Kb4 Nd3+ 37. Kc3 Nf4 38. Kb4 a5+ 39. Kc5 Bd7 40. Rf1 Ne6+ 41. Kb6 Rf8 42. Kxa5 Nxg5 43. Bh5 f6 44. b4 Ne6 45. Rg1 Nxd4 46. Kb6 Ra8 47. Kc5 Nb3+ 48. Kb6 Ra4 49. Kc7 Bh3 50. Rh1 Bg2 *", + "Moves": "h5f7 g8f8 h1h8 f8e7 h8e8", + "MovesSAN": "Bf7+ Kf8 Rh8+ Ke7 Re8#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "7k/1pp3pb/3p4/1q2P3/1p2B3/1P1P4/1KP1Q3/r4R1R b - - 1 28", + "PGN": "1. e4 e5 2. Nc3 Nc6 3. b3 d6 4. Bb2 f5 5. exf5 Bxf5 6. Qe2 Nf6 7. O-O-O Be7 8. f3 O-O 9. g4 Bg6 10. h4 h6 11. g5 hxg5 12. hxg5 Nh7 13. Ne4 Bxg5 14. Nxg5 Qxg5 15. Nh3 Qf6 16. Bg2 Qf5 17. d3 Nb4 18. a3 a5 19. axb4 axb4 20. f4 Ra2 21. fxe5 Rfa8 22. Bd5+ Kh8 23. Rdf1 Qd7 24. Ng5 Qb5 25. Nxh7 Bxh7 26. Be4 Ra1+ 27. Bxa1 Rxa1+ 28. Kb2 *", + "Moves": "b5e5 d3d4 e5d4 c2c3 d4c3", + "MovesSAN": "Qxe5+ d4 Qxd4+ c3 Qxc3#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "R7/P4p2/7p/8/7k/5p1P/r4P2/6K1 b - - 5 37", + "PGN": "1. e4 e5 2. d4 Nc6 3. dxe5 Nxe5 4. Nf3 Nxf3+ 5. Qxf3 Bc5 6. Be3 Bxe3 7. Qxe3 Nf6 8. Nc3 O-O 9. Bd3 Re8 10. O-O d5 11. e5 d4 12. Qg5 dxc3 13. exf6 Qxf6 14. Qxf6 gxf6 15. bxc3 Kh8 16. Rab1 Rg8 17. Rb4 Bh3 18. Be4 f5 19. Bf3 Rab8 20. Re1 Bg4 21. Rxb7 Bxf3 22. Rxb8 Rxb8 23. gxf3 Rb2 24. Re7 Rxc2 25. Rxc7 Kg7 26. Rxa7 Rxc3 27. a4 Rxf3 28. a5 Ra3 29. a6 Kg6 30. Ra8 Kh6 31. a7 f4 32. Kg2 Kh5 33. h3 h6 34. Kf1 f3 35. Kg1 Kh4 36. Kh2 Ra2 37. Kg1 *", + "Moves": "h4h3 a8b8 a2a1 b8b1 a1b1", + "MovesSAN": "Kxh3 Rb8 Ra1+ Rb1 Rxb1#", + "Themes": "endgame long mate mateIn3 rookEndgame" + }, + { + "FEN": "6k1/2R2p2/2p2P2/6KP/p7/r7/8/8 w - - 0 57", + "PGN": "1. d4 d5 2. Nf3 Bf5 3. e3 Nf6 4. c4 c6 5. Nc3 e6 6. Be2 Nbd7 7. O-O h6 8. b3 Bd6 9. Bb2 O-O 10. cxd5 exd5 11. Rc1 Re8 12. Na4 Qe7 13. Bd3 Bg4 14. h3 Bxf3 15. Qxf3 Rac8 16. Bf5 Ne4 17. Rfd1 g6 18. Bxd7 Qxd7 19. Nc5 Nxc5 20. dxc5 Be5 21. Bxe5 Rxe5 22. Qf4 Qe7 23. Qxh6 Re8 24. Rd4 Re4 25. Rxe4 Qxe4 26. Qg5 d4 27. exd4 Qxd4 28. Rc4 Re1+ 29. Kh2 Qd7 30. Rh4 Qc7+ 31. f4 Qe7 32. Qh6 Qf6 33. Qh7+ Kf8 34. Qh8+ Qxh8 35. Rxh8+ Kg7 36. Ra8 a6 37. Rb8 Re7 38. b4 Kf6 39. g4 Ke6 40. Rd8 Kf6 41. Kg3 Re3+ 42. Kh4 Re4 43. Rd6+ Kg7 44. Kg5 Rxb4 45. f5 gxf5 46. gxf5 Rb5 47. Rd7 Rxc5 48. Rxb7 a5 49. h4 Rc1 50. f6+ Kg8 51. Rc7 Rg1+ 52. Kf5 Rc1 53. h5 Rc5+ 54. Kg4 a4 55. a3 Rc3 56. Kg5 Rxa3 *", + "Moves": "g5h6 a3d3 c7c8 d3d8 c8d8", + "MovesSAN": "Kh6 Rd3 Rc8+ Rd8 Rxd8#", + "Themes": "endgame long mate mateIn3 rookEndgame" + }, + { + "FEN": "2r3k1/1p4pp/p3p3/3p3Q/8/P1P5/1Pq3PP/5RK1 w - - 0 29", + "PGN": "1. e4 c5 2. Nf3 d6 3. Be2 Nc6 4. O-O e6 5. Nc3 Nf6 6. d3 Be7 7. Be3 O-O 8. Rb1 Qc7 9. a3 d5 10. e5 Nxe5 11. Nxe5 Qxe5 12. d4 Qc7 13. dxc5 Bxc5 14. Bd4 Bxd4 15. Qxd4 a6 16. Bd3 Bd7 17. Ne2 Rac8 18. Ng3 Qc5 19. Qh4 Bb5 20. Bxb5 Qxb5 21. c3 Rc4 22. Qh3 Rfc8 23. Nh5 Nxh5 24. Qxh5 Qb3 25. f4 Qc2 26. f5 Rf4 27. fxe6 Rxf1+ 28. Rxf1 fxe6 *", + "Moves": "h5f7 g8h8 f7f8 c8f8 f1f8", + "MovesSAN": "Qf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "8/1k1r4/1p3Q2/3qp1p1/8/3r4/5PPP/RR4K1 b - - 0 36", + "PGN": "1. e4 e5 2. Bc4 Nf6 3. Nc3 Bb4 4. Nge2 c6 5. a3 Bxc3 6. Nxc3 d5 7. exd5 Nxd5 8. Nxd5 cxd5 9. Bb5+ Bd7 10. Bxd7+ Qxd7 11. O-O f6 12. Re1 d4 13. d3 Nc6 14. Bd2 O-O-O 15. a4 Ne7 16. b4 a6 17. b5 axb5 18. axb5 Qxb5 19. c4 dxc3 20. Bxc3 Rxd3 21. Qc2 Kc7 22. Bb4+ Nc6 23. Ba5+ b6 24. Bd2 Kb7 25. Reb1 Qd5 26. Be3 Nd4 27. Bxd4 Qxd4 28. Qe2 Rc8 29. Qh5 Rc2 30. Qf7+ Qd7 31. Qh5 g6 32. Qh4 g5 33. Qe4+ Qd5 34. Qxh7+ Rc7 35. Qg6 Rd7 36. Qxf6 *", + "Moves": "d3d1 b1d1 d5d1 a1d1 d7d1", + "MovesSAN": "Rd1+ Rxd1 Qxd1+ Rxd1 Rxd1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "8/1P6/4N1p1/P7/4pPk1/r6p/1R2PK1P/8 b - - 0 42", + "PGN": "1. Nf3 d5 2. d4 Nc6 3. g3 Nf6 4. Bg2 g6 5. O-O Bg7 6. c4 dxc4 7. Qa4 Be6 8. Ne5 Nd5 9. Nxc6 bxc6 10. Qxc6+ Kf8 11. Qxc4 Ne3 12. Qc6 Nxf1 13. Qxa8 Qxa8 14. Bxa8 Bh3 15. Bg2 Bxg2 16. Kxg2 Bxd4 17. Kxf1 Kg7 18. Nc3 Bb6 19. a4 Rd8 20. a5 Bd4 21. Bf4 e5 22. Be3 Bxe3 23. fxe3 f5 24. Ke1 e4 25. Nb5 a6 26. Nxc7 Rd6 27. Rd1 Rc6 28. Rd7+ Kh6 29. b4 Rc1+ 30. Rd1 Ra1 31. Nxa6 Ra3 32. Rb1 Rxe3 33. Kf2 f4 34. gxf4 Rh3 35. Kg2 Re3 36. Rb2 Kh5 37. Nc5 Kg4 38. Ne6 h5 39. b5 h4 40. b6 h3+ 41. Kf2 Ra3 42. b7 *", + "Moves": "e4e3 f2e1 a3a1 b2b1 a1b1", + "MovesSAN": "e3+ Ke1 Ra1+ Rb1 Rxb1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "5k2/1pq2r1p/p2p1p1p/3P4/2r5/4R2P/P1P3P1/4Q2K w - - 0 28", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nb3 Be7 8. Bd3 Be6 9. O-O Nbd7 10. f4 exf4 11. Bxf4 O-O 12. h3 Rc8 13. Nd4 Ne5 14. Be2 Qb6 15. Kh1 Bc4 16. Nd5 Nxd5 17. exd5 Bxe2 18. Nxe2 Bf6 19. Nc3 Nc4 20. b3 Bxc3 21. bxc4 Bxa1 22. Qxa1 Rxc4 23. Rf3 Qc7 24. Bh6 f6 25. Rg3 Rf7 26. Qe1 Kf8 27. Re3 gxh6 *", + "Moves": "e3e8 f8g7 e1g3 c4g4 g3g4", + "MovesSAN": "Re8+ Kg7 Qg3+ Rg4 Qxg4#", + "Themes": "endgame exposedKing long mate mateIn3" + }, + { + "FEN": "2Q5/3Q1p1k/4p2p/5p1q/5P2/1P4P1/3R2K1/r7 b - - 0 54", + "PGN": "1. e4 d5 2. exd5 Nf6 3. Bb5+ Bd7 4. Be2 Nxd5 5. Nf3 Bg4 6. d3 Nd7 7. O-O e6 8. h3 Bxf3 9. Bxf3 Be7 10. c4 N5f6 11. Bxb7 Rb8 12. Bf3 O-O 13. Nc3 Ne5 14. Be2 c5 15. b3 Qa5 16. Bb2 Rfd8 17. Qc2 Nc6 18. Rfd1 Nd4 19. Qd2 Nd7 20. Ne4 Nxe2+ 21. Qxe2 Nf6 22. Nxf6+ Bxf6 23. Bxf6 gxf6 24. Qf3 Kg7 25. Qg3+ Kh8 26. Qh4 Kg7 27. d4 cxd4 28. Rxd4 f5 29. Rad1 Rxd4 30. Qxd4+ Kg8 31. Rd2 Rc8 32. f4 Rc5 33. Kh2 Rc7 34. h4 Rc8 35. h5 h6 36. Re2 Qc7 37. g3 a5 38. Qf6 Kh7 39. Rd2 a4 40. Kh3 Rg8 41. Qd4 Qa5 42. c5 axb3 43. axb3 Qa3 44. Rd3 Qc1 45. Kg2 Qe1 46. c6 Qe2+ 47. Kh3 Qg4+ 48. Kg2 Qe2+ 49. Kh3 Qxh5+ 50. Kg2 Ra8 51. Rd2 Rc8 52. Qd7 Ra8 53. c7 Ra1 54. c8=Q *", + "Moves": "h5h1 g2f2 a1f1 f2e3 h1e4", + "MovesSAN": "Qh1+ Kf2 Rf1+ Ke3 Qe4#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "1k1q2r1/bpp2R2/p4N2/4PQ1p/6p1/7P/PPP3PK/8 b - - 3 27", + "PGN": "1. e4 Nc6 2. Nf3 e5 3. Nc3 d6 4. d4 Bg4 5. dxe5 Nxe5 6. Be2 Qe7 7. Nxe5 Bxe2 8. Qxe2 Qxe5 9. O-O h5 10. Be3 Nf6 11. f4 Qe7 12. Rae1 Ng4 13. h3 Nxe3 14. Qxe3 Rg8 15. e5 dxe5 16. fxe5 Qe6 17. Qe4 O-O-O 18. Nb5 a6 19. Nc3 g5 20. Rf6 Qd7 21. Rd1 Qe8 22. Qf5+ Kb8 23. Rxd8+ Qxd8 24. Rxf7 Bc5+ 25. Kh2 g4 26. Ne4 Ba7 27. Nf6 *", + "Moves": "g4g3 h2h1 d8d1 f5f1 d1f1", + "MovesSAN": "g3+ Kh1 Qd1+ Qf1 Qxf1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "r4rk1/ppp2pp1/4p1P1/3qn1P1/3PpP2/4P3/PPP5/R2QK2R w KQ - 0 18", + "PGN": "1. d4 d5 2. e3 Nf6 3. Bd3 Nc6 4. f4 Bg4 5. Nf3 e6 6. h3 Bh5 7. Nc3 Be7 8. Bd2 O-O 9. g4 Bg6 10. Bxg6 hxg6 11. g5 Ne4 12. h4 Bb4 13. Nxe4 dxe4 14. Bxb4 Nxb4 15. Ne5 Qd5 16. h5 Nc6 17. hxg6 Nxe5 *", + "Moves": "h1h8 g8h8 d1h5 h8g8 h5h7", + "MovesSAN": "Rh8+ Kxh8 Qh5+ Kg8 Qh7#", + "Themes": "attraction kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "3q2k1/1Q3Rp1/4p2p/4rn2/P2P4/6P1/1P4PP/5RK1 b - - 1 37", + "PGN": "1. e4 e6 2. Nf3 d6 3. Bc4 Nd7 4. d4 c6 5. O-O b5 6. Bd3 a5 7. c4 b4 8. Qa4 Qc7 9. Bf4 Be7 10. c5 Ngf6 11. cxd6 Bxd6 12. e5 Nh5 13. exd6 Qb7 14. Bg3 Nxg3 15. fxg3 O-O 16. Nbd2 c5 17. Be4 Qa7 18. Bxa8 Qxa8 19. Nb3 Qd5 20. Rac1 c4 21. Nxa5 Qxd6 22. Nxc4 Qd5 23. Qxb4 Nf6 24. Nb6 Qb7 25. a3 Bd7 26. Nxd7 Qxd7 27. a4 Nd5 28. Qb3 Ra8 29. Qc4 h6 30. Ra1 Ne3 31. Ne5 Qd6 32. Qc6 Qd8 33. Rxf7 Rc8 34. Qe4 Nf5 35. Rd1 Rc5 36. Qb7 Rxe5 37. Rf1 *", + "Moves": "d8d4 g1h1 f5g3 h2g3 e5h5", + "MovesSAN": "Qxd4+ Kh1 Nxg3+ hxg3 Rh5#", + "Themes": "clearance endgame long mate mateIn3" + }, + { + "FEN": "2r2rk1/p6p/5qp1/6p1/2P1R3/P1Q1P3/1B4PP/R5K1 b - - 0 24", + "PGN": "1. b3 b6 2. Bb2 Bb7 3. e3 e6 4. Nf3 Nf6 5. d4 d5 6. c4 Be7 7. Nbd2 O-O 8. Bd3 c5 9. cxd5 Nxd5 10. a3 Nc6 11. Qc2 g6 12. dxc5 bxc5 13. Ne4 Rc8 14. O-O Na5 15. Rfd1 c4 16. Bxc4 Nxc4 17. bxc4 Nxe3 18. fxe3 Qb6 19. Qc3 f6 20. Nfg5 e5 21. Rd7 fxg5 22. Rxe7 Bxe4 23. Rxe5 Qf6 24. Rxe4 *", + "Moves": "f6f2 g1h1 f2f1 a1f1 f8f1", + "MovesSAN": "Qf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r3r1k1/ppp2ppp/2p5/5b2/5Q2/2NP2Pq/PPP2P1P/R1B2RK1 b - - 0 15", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. Bxc6 dxc6 5. Nxe5 Nf6 6. O-O Nxe4 7. Qe2 O-O 8. Qxe4 Qf6 9. Nd3 Bf5 10. Qf3 Bd6 11. Nc3 Qh4 12. g3 Qh3 13. Nf4 Bxf4 14. Qxf4 Rfe8 15. d3 *", + "Moves": "h3f1 g1f1 f5h3 f1g1 e8e1", + "MovesSAN": "Qxf1+ Kxf1 Bh3+ Kg1 Re1#", + "Themes": "attraction kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "4b3/6k1/4p1PR/1p1p3B/3P4/4PQ1K/8/r3q3 w - - 1 51", + "PGN": "1. d4 Nf6 2. g3 d5 3. Bg2 e6 4. Nf3 Nc6 5. Be3 Bb4+ 6. c3 Ba5 7. b4 Bb6 8. a4 a6 9. a5 Ba7 10. Qc1 Bd7 11. O-O O-O 12. Re1 b6 13. axb6 cxb6 14. Rxa6 b5 15. Ne5 Qc7 16. Nxc6 Bxc6 17. Ra1 Bb6 18. Rxa8 Rxa8 19. Nd2 h6 20. Nf3 Nd7 21. Bf4 Qd8 22. Ne5 Nxe5 23. Bxe5 Bc7 24. Qf4 Bxe5 25. Qxe5 Ra3 26. Qe3 Qc7 27. Rc1 Bd7 28. Qd2 Qc6 29. Qb2 Qa6 30. Bh3 Bc6 31. Kg2 Bd7 32. e3 g6 33. f4 Kg7 34. Kf3 h5 35. g4 hxg4+ 36. Bxg4 Bc6 37. h4 Bd7 38. h5 Ra2 39. Qb1 Rh2 40. hxg6 fxg6 41. Kg3 Ra2 42. Rh1 Qa3 43. Qd3 Qb2 44. Qf1 Kf6 45. Rh6 Qxc3 46. Qf3 Qxb4 47. Bh5 Qe1+ 48. Kh3 Be8 49. f5 Ra1 50. fxg6+ Kg7 *", + "Moves": "h6h7 g7g8 h7h8 g8h8 f3f8", + "MovesSAN": "Rh7+ Kg8 Rh8+ Kxh8 Qf8#", + "Themes": "attraction endgame exposedKing long mate mateIn3 sacrifice" + }, + { + "FEN": "r1b2rk1/pp1n2pp/2pbp3/3p4/2PP3q/1P2P2R/P2BB1PP/R2QN1K1 b - - 2 14", + "PGN": "1. d4 d5 2. Nf3 e6 3. e3 Bd6 4. c4 c6 5. Nc3 f5 6. Bd2 Nd7 7. Be2 Ngf6 8. O-O O-O 9. b3 Ne4 10. Nxe4 fxe4 11. Ne1 Qf6 12. f3 exf3 13. Rxf3 Qh4 14. Rh3 *", + "Moves": "h4f2 g1h1 f2f1 e2f1 f8f1", + "MovesSAN": "Qf2+ Kh1 Qf1+ Bxf1 Rxf1#", + "Themes": "kingsideAttack long mate mateIn3 opening sacrifice" + }, + { + "FEN": "N6k/pp4pp/2n5/2q5/8/1QN5/PP3nPP/5RK1 b - - 1 23", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. e5 d5 7. exd6 Qxd6 8. O-O Bd7 9. Re1+ Be6 10. Ng5 O-O 11. Bxe6 fxe6 12. Nxe6 Rf7 13. Bf4 Qd5 14. Nxc7 Qf5 15. Bg3 Ne4 16. Nxa8 dxc3 17. Nxc3 Nxf2 18. Re8+ Rf8 19. Rxf8+ Kxf8 20. Bd6+ Kg8 21. Qb3+ Kh8 22. Bxc5 Qxc5 23. Rf1 *", + "Moves": "f2h3 g1h1 c5g1 f1g1 h3f2", + "MovesSAN": "Nh3+ Kh1 Qg1+ Rxg1 Nf2#", + "Themes": "doubleCheck long mate mateIn3 middlegame sacrifice smotheredMate" + }, + { + "FEN": "1k6/p2Q2p1/1p5p/6q1/1P2r3/8/2P3PP/R5K1 b - - 0 26", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d4 exd4 5. e5 Qe7 6. O-O h6 7. Nbd2 b6 8. Nb3 Bb7 9. Nfxd4 O-O-O 10. Nxc5 Qxc5 11. Nxc6 Bxc6 12. Bxf7 Qxe5 13. Re1 Qf5 14. Bc4 Nf6 15. Ba6+ Kb8 16. a4 Rhe8 17. Be3 Ng4 18. Bd3 Nxe3 19. fxe3 Qg5 20. e4 Re5 21. a5 Rde8 22. axb6 cxb6 23. b4 Bxe4 24. Bxe4 Rxe4 25. Rxe4 Rxe4 26. Qxd7 *", + "Moves": "g5e3 g1h1 e3e1 a1e1 e4e1", + "MovesSAN": "Qe3+ Kh1 Qe1+ Rxe1 Rxe1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "r4rk1/p1p3pp/1npp1q2/4p1B1/4P3/1PNR3Q/P1P2PPP/R5K1 b - - 0 16", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 d6 5. Nxc6 bxc6 6. Bc4 Nf6 7. Nc3 Be7 8. O-O O-O 9. Qf3 Be6 10. Bxe6 fxe6 11. Rd1 Nd7 12. Qh3 e5 13. Be3 Nb6 14. b3 Bg5 15. Rd3 Qf6 16. Bxg5 *", + "Moves": "f6f2 g1h1 f2f1 a1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "3r1kn1/R4p1p/1p1p1Pp1/3P4/2P2Q2/2Pq4/P7/6K1 w - - 0 30", + "PGN": "1. c4 g6 2. Nc3 Bg7 3. d4 c5 4. e3 cxd4 5. exd4 Nc6 6. d5 Nb8 7. Nf3 d6 8. Bd3 Bg4 9. h3 Bxf3 10. Qxf3 Nd7 11. Bf4 Ne5 12. Bxe5 Bxe5 13. O-O Bxc3 14. bxc3 Nf6 15. Rab1 b6 16. Rfe1 O-O 17. Qe3 Re8 18. f4 Qd7 19. f5 Kg7 20. g4 Rac8 21. Rb2 Rc5 22. g5 Ng8 23. f6+ Kf8 24. Rbe2 Rcc8 25. Qf4 exf6 26. gxf6 Rxe2 27. Rxe2 Rd8 28. Re7 Qxh3 29. Rxa7 Qxd3 *", + "Moves": "f4d6 d8d6 a7a8 d6d8 a8d8", + "MovesSAN": "Qxd6+ Rxd6 Ra8+ Rd8 Rxd8#", + "Themes": "endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "r1r5/3R4/4npkp/2p1p1p1/p1B1P1P1/K4P2/P7/8 w - - 2 40", + "PGN": "1. e4 e5 2. Nf3 d6 3. c4 Bg4 4. d3 Bxf3 5. Qxf3 Nf6 6. Nc3 Be7 7. Bg5 Nfd7 8. Bxe7 Qxe7 9. Nd5 Qd8 10. b4 Nc6 11. b5 Nd4 12. Qd1 c6 13. bxc6 bxc6 14. Ne3 O-O 15. Nc2 Qa5+ 16. Qd2 Qxd2+ 17. Kxd2 Nxc2 18. Kxc2 a6 19. Rb1 Nc5 20. Be2 a5 21. Rb6 Rfc8 22. Rhb1 Ne6 23. g3 h6 24. h4 g6 25. Kc3 Kg7 26. c5 Nxc5 27. Rc1 Na4+ 28. Kb3 Nxb6 29. d4 a4+ 30. Kb4 c5+ 31. dxc5 dxc5+ 32. Ka3 Nd7 33. Bc4 Nf6 34. f3 g5 35. h5 Nxh5 36. g4 Nf4 37. Rd1 Ne6 38. Rd5 f6 39. Rd7+ Kg6 *", + "Moves": "c4e6 h6h5 e6f5 g6h6 d7h7", + "MovesSAN": "Bxe6 h5 Bf5+ Kh6 Rh7#", + "Themes": "endgame hangingPiece long mate mateIn3" + }, + { + "FEN": "6k1/5p2/p3pBp1/bp1p3p/r7/4KP2/2R5/8 w - - 0 36", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. c3 e6 4. Bb5 g6 5. O-O Nge7 6. d4 cxd4 7. cxd4 d5 8. e5 Bg7 9. Bg5 Qa5 10. Bxc6+ Nxc6 11. Qb3 O-O 12. Nc3 b6 13. a4 Ba6 14. Nb5 Qb4 15. Qxb4 Nxb4 16. Nc7 Bxf1 17. Nxa8 Rxa8 18. Kxf1 Rc8 19. Nd2 Nc2 20. Ra2 Nxd4 21. a5 b5 22. b4 a6 23. Nf3 Nxf3 24. gxf3 Bxe5 25. f4 Bc3 26. Rc2 Rc4 27. Ke2 Bxb4 28. Ra2 Bd6 29. Bf6 Bxf4 30. f3 Bxh2 31. Kd3 Bd6 32. Ke3 h5 33. Kd3 Bc7 34. Ke3 Ra4 35. Rc2 Bxa5 *", + "Moves": "c2c8 a5d8 c8d8 g8h7 d8h8", + "MovesSAN": "Rc8+ Bd8 Rxd8+ Kh7 Rh8#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "4r1k1/pp6/2bp1pp1/2pq4/7R/1PBP4/P4QPP/7K w - - 0 27", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. Nc3 Nxc3 6. dxc3 Be7 7. Bd3 O-O 8. O-O Nc6 9. Nd4 Ne5 10. f4 Nxd3 11. cxd3 Bf6 12. f5 c6 13. Qg4 Qb6 14. Kh1 g6 15. Qg3 Bxd4 16. cxd4 Qxd4 17. fxg6 hxg6 18. Rf4 Qe5 19. Qf2 Be6 20. Be3 Bd5 21. Rh4 c5 22. Re1 Rfe8 23. b3 Bc6 24. Bd2 Qd5 25. Rxe8+ Rxe8 26. Bc3 f6 *", + "Moves": "h4h8 g8h8 f2f6 h8h7 f6g7", + "MovesSAN": "Rh8+ Kxh8 Qxf6+ Kh7 Qg7#", + "Themes": "attraction endgame exposedKing long mate mateIn3 sacrifice" + }, + { + "FEN": "5r2/p4r1k/1p2p1p1/4P1Qp/q2P4/2P3R1/1P4PP/6K1 w - - 0 29", + "PGN": "1. e4 b6 2. f4 Bb7 3. Nc3 g6 4. Nf3 Bg7 5. d4 d6 6. Bc4 Nd7 7. a4 e6 8. O-O Ne7 9. Qd3 O-O 10. Be3 c5 11. Bb5 d5 12. exd5 Nxd5 13. Nxd5 Bxd5 14. c3 Rc8 15. Rac1 c4 16. Qe2 Nf6 17. Ne5 Qc7 18. Ba6 Rcd8 19. Bxc4 Bxc4 20. Nxc4 Nd5 21. Ne5 Nxe3 22. Qxe3 Bxe5 23. fxe5 Qc6 24. Qg5 Qxa4 25. Rf3 h5 26. Rg3 Kh7 27. Rf1 Rd7 28. Rxf7+ Rdxf7 *", + "Moves": "g5g6 h7h8 g6h6 f7h7 h6f8", + "MovesSAN": "Qxg6+ Kh8 Qh6+ Rh7 Qxf8#", + "Themes": "deflection endgame long mate mateIn3" + }, + { + "FEN": "4r1k1/1p3pp1/7p/2p2Q2/P4P2/1Pq3P1/6BP/1R5K b - - 1 27", + "PGN": "1. Nc3 Nf6 2. e4 c5 3. Nf3 d6 4. e5 dxe5 5. Nxe5 Nbd7 6. Nc4 e6 7. g3 Nb6 8. Nxb6 axb6 9. Bg2 Bd6 10. O-O O-O 11. d4 h6 12. Be3 cxd4 13. Bxd4 Be7 14. a4 Nd5 15. Nxd5 exd5 16. Re1 Be6 17. Qd2 Bc5 18. c3 Qd7 19. b3 Rac8 20. f4 Rfe8 21. Re3 Bf5 22. Rxe8+ Rxe8 23. Bxc5 bxc5 24. Qxd5 Qe7 25. Qxf5 Qe3+ 26. Kh1 Qxc3 27. Rb1 *", + "Moves": "e8e1 g2f1 c3f3 h1g1 f3f1", + "MovesSAN": "Re1+ Bf1 Qf3+ Kg1 Qxf1#", + "Themes": "endgame long master mate mateIn3" + }, + { + "FEN": "r1bqr1k1/4bp1p/p4npQ/2pN1p2/P7/1B5R/1PP3PP/R5K1 w - - 4 21", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. Bc4 e6 4. Nc3 a6 5. a4 Be7 6. O-O Nf6 7. e5 Ng4 8. d4 cxd4 9. Nxd4 Ngxe5 10. Nxc6 bxc6 11. Bb3 d5 12. f4 Nd7 13. Be3 O-O 14. Rf3 c5 15. Rh3 d4 16. Qd3 g6 17. f5 dxe3 18. Qxe3 exf5 19. Qh6 Nf6 20. Nd5 Re8 *", + "Moves": "d5f6 e7f6 h6h7 g8f8 h7f7", + "MovesSAN": "Nxf6+ Bxf6 Qxh7+ Kf8 Qxf7#", + "Themes": "kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "5rk1/6p1/2Q4p/p7/P3P2q/2P5/5RPP/R5K1 b - - 0 27", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Bc5 5. c3 d6 6. b4 Bb6 7. a4 a5 8. b5 Ne7 9. Qb3 O-O 10. Ng5 d5 11. exd5 Nexd5 12. Nd2 h6 13. Nge4 c6 14. bxc6 bxc6 15. Nxf6+ Nxf6 16. Ne4 Rb8 17. Qa2 Nxe4 18. dxe4 Qf6 19. O-O Be6 20. Be3 Qh4 21. Bxe6 fxe6 22. Qxe6+ Rf7 23. Bxb6 Rxb6 24. Qxe5 Rb2 25. Qe8+ Rf8 26. Qxc6 Rbxf2 27. Rxf2 *", + "Moves": "h4f2 g1h1 f2f1 a1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "2rR4/pp3pk1/4p2p/4Pp2/7Q/P4N2/1P3PPP/6K1 b - - 0 26", + "PGN": "1. e4 c5 2. d4 d6 3. Nf3 cxd4 4. c3 Nc6 5. Bc4 dxc3 6. Nxc3 e6 7. O-O Nf6 8. Qe2 Bd7 9. Rd1 Rc8 10. Nb5 Be7 11. Nxd6+ Bxd6 12. Rxd6 O-O 13. Bg5 h6 14. Bxf6 gxf6 15. Rad1 Nb8 16. Bb5 Rc7 17. Qe3 Kg7 18. Qd4 Qe7 19. Bxd7 Nxd7 20. Rxd7 Rxd7 21. Qxd7 Qb4 22. Qd4 Qa5 23. a3 Rc8 24. e5 f5 25. Qh4 Qd8 26. Rxd8 *", + "Moves": "c8c1 d8d1 c1d1 f3e1 d1e1", + "MovesSAN": "Rc1+ Rd1 Rxd1+ Ne1 Rxe1#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "6k1/1p3p1p/p4R1p/8/PrP5/3R2P1/6PP/7K b - - 0 31", + "PGN": "1. e4 d5 2. exd5 e5 3. dxe6 Bxe6 4. Nf3 Bg4 5. Be2 Nf6 6. d4 Nc6 7. Be3 Bd6 8. a3 O-O 9. Nbd2 Re8 10. O-O Ne4 11. Nxe4 Rxe4 12. Nd2 Nxd4 13. Bxg4 Rxg4 14. Qxg4 Nxc2 15. Bh6 Bf8 16. Rad1 Qf6 17. Bf4 c5 18. b3 Nd4 19. Ne4 Qa6 20. a4 Rd8 21. Rb1 Ne2+ 22. Kh1 Nxf4 23. Qxf4 Rd4 24. Qe3 Qh6 25. Qxh6 gxh6 26. Ng3 Bd6 27. Rbd1 Bxg3 28. fxg3 Rb4 29. Rd3 a6 30. Rf6 c4 31. bxc4 *", + "Moves": "b4b1 d3d1 b1d1 f6f1 d1f1", + "MovesSAN": "Rb1+ Rd1 Rxd1+ Rf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 rookEndgame" + }, + { + "FEN": "5k2/4ppb1/6pp/R1r3n1/3P4/2p1P2P/1rB2PP1/4NK2 w - - 0 44", + "PGN": "1. d4 Nf6 2. Nf3 d6 3. e3 Bg4 4. Nbd2 g6 5. h3 Bxf3 6. Nxf3 Bg7 7. Bc4 O-O 8. O-O Nbd7 9. b4 c6 10. Rb1 Nb6 11. Bb3 Nbd5 12. c4 Nxb4 13. a3 Na6 14. Ba2 b6 15. Qa4 Qc8 16. Qc2 Nc7 17. c5 Ne6 18. cxb6 axb6 19. Rxb6 Nd8 20. Ng5 Nd5 21. Rb1 h6 22. Ne4 Ne6 23. Nc3 Nf6 24. Na4 Qa6 25. Nc3 Rfc8 26. Ne4 Nd5 27. Bc4 Qa5 28. Qd2 Qxd2 29. Nxd2 Nc3 30. Rb7 d5 31. Bd3 Kf8 32. Bb2 Na4 33. Rb1 c5 34. Nf3 c4 35. Bc2 Nxb2 36. R1xb2 Rxa3 37. Rd7 Nd8 38. Rxd5 c3 39. Rbb5 Ra2 40. Ne1 Ne6 41. Ra5 Rb2 42. Kf1 Ng5 43. Rdc5 Rxc5 *", + "Moves": "a5a8 b2b8 a8b8 c5c8 b8c8", + "MovesSAN": "Ra8+ Rb8 Rxb8+ Rc8 Rxc8#", + "Themes": "backRankMate long mate mateIn3 middlegame" + }, + { + "FEN": "5rk1/1R3p1p/4pQp1/p7/8/8/q1r2PPP/3R2K1 w - - 0 24", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. e3 c5 5. Nf3 Nc6 6. Bd3 cxd4 7. exd4 g6 8. Be3 Bg7 9. O-O O-O 10. cxd5 Nxd5 11. Nxd5 Qxd5 12. Be2 Rd8 13. Qc2 Nxd4 14. Nxd4 Bxd4 15. Bxd4 Qxd4 16. Rfd1 Qf6 17. Qc7 Rf8 18. Bf3 Qxb2 19. Rab1 Qxa2 20. Bxb7 Bxb7 21. Rxb7 Rac8 22. Qe7 Rc2 23. Qf6 a5 *", + "Moves": "b7f7 f8f7 d1d8 f7f8 d8f8", + "MovesSAN": "Rxf7 Rxf7 Rd8+ Rf8 Rxf8#", + "Themes": "endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "2k1r3/Q6p/2ppr3/2p5/5P2/5q2/P1P1p2P/4B1K1 w - - 4 36", + "PGN": "1. e4 d6 2. d4 e5 3. Nf3 exd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bb5 Bd7 7. O-O Nxd4 8. Bxd7+ Qxd7 9. Qxd4 Be7 10. Nd5 Nxd5 11. Qxd5 c6 12. Qh5 Bf6 13. Re1 O-O-O 14. Be3 Bxb2 15. Rab1 Bc3 16. Bxa7 Bxe1 17. Bb6 Bc3 18. Qf3 Bd4 19. Bxd4 c5 20. Bxg7 Rhg8 21. Bf6 Rde8 22. g3 Rg6 23. Bh4 Rge6 24. Qa3 Qc6 25. f3 f5 26. Qa5 fxe4 27. Rb6 Qd5 28. f4 e3 29. g4 Qd1+ 30. Be1 Qxg4+ 31. Kh1 Qf3+ 32. Kg1 e2 33. Rc6+ bxc6 34. Qa8+ Kd7 35. Qa7+ Kc8 *", + "Moves": "a7a8 c8d7 a8b7 d7d8 e1a5", + "MovesSAN": "Qa8+ Kd7 Qb7+ Kd8 Ba5#", + "Themes": "endgame exposedKing long mate mateIn3" + }, + { + "FEN": "q3k2r/4npp1/2p4p/4p3/5r2/3Q4/2N2PPP/3R2K1 w k - 0 26", + "PGN": "1. d4 d6 2. e4 c6 3. Nf3 Qc7 4. Bd3 Nd7 5. O-O e5 6. Na3 h6 7. dxe5 Nxe5 8. Nxe5 dxe5 9. b3 Ne7 10. c3 Ng6 11. Qh5 b5 12. c4 b4 13. Nc2 a5 14. Rd1 Be6 15. a3 bxa3 16. Qf3 a4 17. bxa4 Rxa4 18. Qg3 Bxc4 19. Bxc4 Rxc4 20. Qb3 Rxe4 21. Bxa3 Be7 22. Bxe7 Nxe7 23. Qd3 Rf4 24. Ra7 Qc8 25. Ra8 Qxa8 *", + "Moves": "d3d7 e8f8 d7d8 a8d8 d1d8", + "MovesSAN": "Qd7+ Kf8 Qd8+ Qxd8 Rxd8#", + "Themes": "backRankMate long mate mateIn3 middlegame" + }, + { + "FEN": "5rk1/p1p5/1p3qp1/8/2P3Q1/8/P2NR1PP/6K1 b - - 0 33", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Bb4+ 5. c3 dxc3 6. bxc3 Ba5 7. O-O Nge7 8. Ng5 O-O 9. Qf3 Ne5 10. Qh5 h6 11. Nxf7 Nxf7 12. Qxa5 Nc6 13. Qh5 d6 14. Nd2 Ne5 15. Bb3 Qe7 16. f4 Nd3 17. Ba3 Nc5 18. Bc4 Kh8 19. e5 Be6 20. Bxe6 Qxe6 21. Rfe1 b6 22. c4 g6 23. Qf3 dxe5 24. fxe5 Nxe5 25. Qe3 Rae8 26. Qxh6+ Kg8 27. Bb2 Ncd3 28. Bxe5 Nxe5 29. Re2 Qc6 30. Rae1 Ng4 31. Qg5 Rxe2 32. Rxe2 Qf6 33. Qxg4 *", + "Moves": "f6a1 d2b1 a1b1 e2e1 b1e1", + "MovesSAN": "Qa1+ Nb1 Qxb1+ Re1 Qxe1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "3r2k1/p4p2/5q2/2b3p1/4Q2p/2P4P/PP3PPB/5RK1 b - - 1 22", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Nf6 5. O-O d5 6. exd5 Nxd5 7. Nxd4 Nxd4 8. Qxd4 Be6 9. Nc3 Nxc3 10. Qxc3 Bxc4 11. Qxc4 Be7 12. Qb5+ c6 13. Qxb7 O-O 14. Qxc6 Rc8 15. Qe4 Bc5 16. c3 Qf6 17. Bf4 Rfd8 18. Rad1 g5 19. Bg3 h5 20. Rxd8+ Rxd8 21. h3 h4 22. Bh2 *", + "Moves": "f6f2 f1f2 d8d1 e4e1 d1e1", + "MovesSAN": "Qxf2+ Rxf2 Rd1+ Qe1 Rxe1#", + "Themes": "endgame long mate mateIn3 pin sacrifice" + }, + { + "FEN": "7k/ppp2Kp1/4P3/5Q2/3r4/PP6/6P1/3q4 w - - 3 40", + "PGN": "1. d4 e5 2. dxe5 Nc6 3. e4 Nxe5 4. Nc3 Nf6 5. f4 Nc6 6. Nf3 d6 7. Bd3 Be7 8. a3 O-O 9. h3 h6 10. O-O Nh7 11. b3 f5 12. Bb2 Bf6 13. Qd2 Kh8 14. Rae1 Bd7 15. Kh2 fxe4 16. Nxe4 Bxb2 17. Nfg5 Nxg5 18. fxg5 Be5+ 19. Kh1 hxg5 20. Nxg5 Nd4 21. Nf7+ Rxf7 22. Rxf7 Bc6 23. c3 Qh4 24. Rxe5 Qxh3+ 25. Kg1 dxe5 26. cxd4 Qh4 27. dxe5 Rd8 28. e6 Qd4+ 29. Kh1 Qxd3 30. Qg5 Qh7+ 31. Kg1 Rd1+ 32. Kf2 Qc2+ 33. Kg3 Rd3+ 34. Kh4 Rd4+ 35. Kh5 Qd1+ 36. Kg6 Be4+ 37. Rf5 Bxf5+ 38. Qxf5 Rg4+ 39. Kf7 Rd4 *", + "Moves": "f5h3 d4h4 h3h4 d1h5 h4h5", + "MovesSAN": "Qh3+ Rh4 Qxh4+ Qh5+ Qxh5#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "6rk/3R2pp/8/p4Q2/4pN2/2q2nP1/P1P2P2/3K4 w - - 0 34", + "PGN": "1. e4 b6 2. d4 Bb7 3. Nc3 e6 4. g3 Bb4 5. Bg2 f5 6. Bd2 Nf6 7. Qe2 O-O 8. Nh3 Bxc3 9. bxc3 Bxe4 10. Bxe4 Nxe4 11. O-O Nc6 12. Nf4 a5 13. d5 exd5 14. Nxd5 Ne5 15. Bf4 d6 16. Bxe5 dxe5 17. Qc4 Kh8 18. Rfd1 Qg5 19. Qxc7 Nd2 20. Qxb6 Nf3+ 21. Kg2 Qh5 22. Qe3 e4 23. Nf4 Qxh2+ 24. Kf1 Rad8 25. Ke2 Rxd1 26. Rxd1 Ng1+ 27. Kd2 Nf3+ 28. Kc1 Qh6 29. Rd7 Qc6 30. Qd4 Rg8 31. Qd5 Qa4 32. Qxf5 Qa3+ 33. Kd1 Qxc3 *", + "Moves": "f4g6 h7g6 f5h3 f3h4 h3h4", + "MovesSAN": "Ng6+ hxg6 Qh3+ Nh4 Qxh4#", + "Themes": "endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "6k1/6p1/4N3/4pP1Q/1b1pP3/3P2K1/3q4/8 w - - 5 48", + "PGN": "1. e4 c5 2. b3 d5 3. d3 d4 4. Na3 e5 5. Nf3 Nc6 6. g3 a6 7. h3 b5 8. Bd2 Be6 9. c4 b4 10. Nc2 Be7 11. a3 a5 12. Bg2 Nf6 13. Ng5 Qd7 14. axb4 cxb4 15. O-O O-O 16. Nxe6 Qxe6 17. f4 Nd7 18. f5 Qd6 19. Ne1 Nc5 20. h4 f6 21. g4 Ra7 22. Bf3 Rfa8 23. Qc2 a4 24. bxa4 b3 25. Qb2 Rxa4 26. Rxa4 Rxa4 27. Rf2 Ra2 28. Qb1 Qb8 29. Bc1 Nb4 30. Bd1 Rxf2 31. Bxb3 Nxb3 32. Kxf2 Na5 33. Bd2 Nac6 34. c5 Qa7 35. Qb3+ Kf8 36. Bxb4 Nxb4 37. Qxb4 Bxc5 38. Qb2 h6 39. Qc2 Qb6 40. Nf3 Qb4 41. Kg3 Qc3 42. Qe2 Bb4 43. g5 hxg5 44. hxg5 fxg5 45. Nxg5 Qd2 46. Ne6+ Kf7 47. Qh5+ Kg8 *", + "Moves": "h5e8 b4f8 e8f8 g8h7 f8g7", + "MovesSAN": "Qe8+ Bf8 Qxf8+ Kh7 Qxg7#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "r3r2k/p2n1p2/3pp1p1/6N1/b1p2P2/6N1/Pq1b1KP1/4Q3 w - - 0 25", + "PGN": "1. e4 b6 2. Nc3 Bb7 3. d4 g6 4. Bd3 Bg7 5. f4 d6 6. Nf3 Nf6 7. O-O O-O 8. h4 e6 9. Qe1 Nbd7 10. Ne2 Re8 11. Bd2 Nxe4 12. Bxe4 Bxe4 13. Ng3 Bxc2 14. Rc1 Ba4 15. h5 c5 16. hxg6 hxg6 17. dxc5 bxc5 18. Kf2 Qb6 19. Rh1 c4+ 20. Be3 Qb5 21. Rc3 Qxb2+ 22. Bd2 Bxc3 23. Ng5 Bxd2 24. Rh8+ Kxh8 *", + "Moves": "e1h1 h8g7 h1h7 g7f6 h7f7", + "MovesSAN": "Qh1+ Kg7 Qh7+ Kf6 Qxf7#", + "Themes": "exposedKing kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "2k5/p1p5/qp6/3QP1Bp/1P5P/6p1/6R1/6K1 b - - 0 36", + "PGN": "1. e3 e5 2. d3 d5 3. Nd2 Nf6 4. Ne2 Nc6 5. h3 Bd6 6. g3 Be6 7. Bg2 Qd7 8. a3 h5 9. e4 d4 10. Nf3 Nh7 11. Kf1 f6 12. Kg1 g5 13. Nd2 g4 14. h4 f5 15. exf5 Bxf5 16. Ne4 Rf8 17. Kh2 Nf6 18. Rf1 Nxe4 19. dxe4 Be6 20. c3 O-O-O 21. cxd4 Nxd4 22. Nxd4 exd4 23. Bg5 Rde8 24. Kh1 Be5 25. Rc1 Qd6 26. b4 Bxg3 27. fxg3 Qxg3 28. Rxf8 Rxf8 29. Qxd4 b6 30. Qg7 Rf2 31. Rg1 Qxa3 32. Qd4 g3 33. e5 Rxg2 34. Rxg2 Qa6 35. Kg1 Bd5 36. Qxd5 *", + "Moves": "a6a1 g5c1 a1c1 d5d1 c1d1", + "MovesSAN": "Qa1+ Bc1 Qxc1+ Qd1 Qxd1#", + "Themes": "endgame exposedKing long mate mateIn3" + }, + { + "FEN": "1k6/1pp5/p4p2/5Qp1/2K1P1P1/1P1R1P2/q1P5/7r w - - 0 33", + "PGN": "1. d4 e5 2. dxe5 d6 3. exd6 Bxd6 4. Nc3 Nc6 5. Nf3 Bg4 6. h3 Bh5 7. g4 Bg6 8. e4 Qd7 9. Be3 O-O-O 10. Bb5 a6 11. Ba4 Qe8 12. Qd5 Nge7 13. Bxc6 Nxc6 14. O-O-O Bf4 15. Qc5 Bxe3+ 16. Qxe3 Kb8 17. Rd2 Rxd2 18. Qxd2 Ne5 19. Nxe5 Qxe5 20. f3 h5 21. Rd1 hxg4 22. hxg4 f6 23. Kb1 Bf7 24. Qd7 Rf8 25. Nd5 g5 26. Rd3 Bxd5 27. Qxd5 Qf4 28. b3 Rh8 29. Qf5 Rh1+ 30. Kb2 Qc1+ 31. Kc3 Qa1+ 32. Kc4 Qxa2 *", + "Moves": "d3d8 b8a7 f5c5 b7b6 c5c7", + "MovesSAN": "Rd8+ Ka7 Qc5+ b6 Qxc7#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "k7/5R2/2KBp3/4P3/4P3/2p5/2q5/8 w - - 8 53", + "PGN": "1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Qc2 e6 5. Nc3 Nbd7 6. Bg5 h6 7. Bh4 dxc4 8. e4 g5 9. Bg3 b5 10. Ne5 Bb7 11. h4 g4 12. h5 Be7 13. Be2 Nxe5 14. dxe5 Nd7 15. Bxg4 Rg8 16. Be2 Qb6 17. O-O-O a5 18. Qd2 Nc5 19. Qxh6 Bg5+ 20. Qxg5 Rxg5 21. h6 Rg8 22. Bh4 b4 23. Nb1 Ba6 24. h7 Rf8 25. Bf6 Nd3+ 26. Bxd3 cxd3 27. h8=Q Qc5+ 28. Nc3 Rxh8 29. Rxh8+ Kd7 30. Rxa8 bxc3 31. Rd8+ Kc7 32. R1xd3 Bxd3 33. Rxd3 cxb2+ 34. Kxb2 Qxf2+ 35. Kb3 a4+ 36. Kxa4 Qxa2+ 37. Kb4 Qb2+ 38. Kc4 Qc2+ 39. Kd4 c5+ 40. Ke3 Qxg2 41. Rd6 Qg1+ 42. Kd3 Qd1+ 43. Kc4 Qc2+ 44. Kb5 Kb7 45. Rd7+ Kc8 46. Rxf7 c4 47. Rf8+ Kc7 48. Kc5 c3 49. Rf7+ Kb8 50. Be7 Qd2 51. Bd6+ Ka8 52. Kc6 Qc2 *", + "Moves": "f7f8 a8a7 d6c5 a7a6 f8a8", + "MovesSAN": "Rf8+ Ka7 Bc5+ Ka6 Ra8#", + "Themes": "endgame exposedKing long master mate mateIn3" + }, + { + "FEN": "6rk/4RQpp/p7/1p6/1q3p2/2r5/2P2PPP/2R3K1 w - - 4 30", + "PGN": "1. e4 c5 2. Nf3 e6 3. d4 a6 4. dxc5 Ne7 5. Nc3 Nec6 6. Be3 Be7 7. a3 O-O 8. b4 f5 9. exf5 exf5 10. Bc4+ Kh8 11. O-O f4 12. Bd4 Nxd4 13. Qxd4 Nc6 14. Qe4 Bf6 15. Qd3 d5 16. cxd6 b5 17. Bd5 Bxc3 18. Qxc3 Bd7 19. Bxc6 Rc8 20. Ne5 Bxc6 21. Nxc6 Qxd6 22. Rfe1 Rxc6 23. Qf3 Qc7 24. Rac1 Rc3 25. Qe4 Rxa3 26. Qe8 Qd6 27. Re6 Qxb4 28. Re7 Rg8 29. Qf7 Rc3 *", + "Moves": "e7e8 g8e8 f7e8 b4f8 e8f8", + "MovesSAN": "Re8 Rxe8 Qxe8+ Qf8 Qxf8#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "8/pp3pk1/1bpQ2p1/7p/8/1P3bP1/P3r1RP/6RK b - - 3 38", + "PGN": "1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 d6 5. Nc3 O-O 6. Nf3 Nbd7 7. O-O e5 8. Bg5 h6 9. Bxf6 Qxf6 10. Nd5 Qd8 11. Rc1 c6 12. Nc3 Re8 13. Ne4 Nf6 14. Nxf6+ Qxf6 15. dxe5 dxe5 16. c5 e4 17. Nd2 e3 18. Nc4 exf2+ 19. Rxf2 Qd4 20. e3 Qxc5 21. Nd6 Qxe3 22. Nxe8 Qxe8 23. Kh1 Be6 24. b3 Qe7 25. Rd2 Bf6 26. Re2 Rd8 27. Qe1 Qd6 28. Be4 Kg7 29. Qf2 Re8 30. Rf1 Bh3 31. Rfe1 Bc3 32. Rc1 Bd4 33. Qf3 h5 34. Qd3 Bg4 35. Bf3 Bb6 36. Qxd6 Bxf3+ 37. Rg2 Re2 38. Rg1 *", + "Moves": "f3g2 g1g2 e2e1 g2g1 e1g1", + "MovesSAN": "Bxg2+ Rxg2 Re1+ Rg1 Rxg1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "4rrk1/1pp2pp1/p2p2np/3P4/4P1n1/1R3NNq/PPB2P2/R2Q2K1 b - - 2 20", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. O-O Nf6 5. d3 d6 6. c3 h6 7. Nbd2 a6 8. Bb3 Be6 9. Bc2 Ba7 10. h3 O-O 11. Re1 Ne7 12. Nf1 Ng6 13. Ng3 Qd7 14. d4 exd4 15. cxd4 Rae8 16. d5 Bxh3 17. gxh3 Qxh3 18. Be3 Bxe3 19. Rxe3 Ng4 20. Rb3 *", + "Moves": "g6h4 f3h4 h3h2 g1f1 h2f2", + "MovesSAN": "Nh4 Nxh4 Qh2+ Kf1 Qxf2#", + "Themes": "fork long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "7k/3Q2R1/7p/p7/8/2P2r2/r4qPP/6RK b - - 0 33", + "PGN": "1. e4 e5 2. Bc4 Nf6 3. d3 d5 4. exd5 Nxd5 5. Qf3 Be6 6. Nc3 Nxc3 7. Bxe6 fxe6 8. Qxb7 Nd7 9. bxc3 Bc5 10. Nf3 O-O 11. Qc6 Bb6 12. Qxe6+ Kh8 13. Bg5 Qc8 14. O-O a5 15. Nxe5 Nxe5 16. Qxe5 Qg4 17. Qd5 h6 18. Be7 Rfe8 19. Rae1 Qa4 20. Bc5 Qxc2 21. Bxb6 cxb6 22. Qc6 Rec8 23. Qxb6 Qxd3 24. Re3 Qc2 25. Qb3 Qf5 26. Rfe1 Rf8 27. f3 Rab8 28. Qa4 Qc5 29. Qd7 Rb2 30. Kh1 Rxa2 31. Re7 Qf2 32. Rg1 Rxf3 33. Rxg7 *", + "Moves": "f2g1 h1g1 a2a1 d7d1 a1d1", + "MovesSAN": "Qxg1+ Kxg1 Ra1+ Qd1 Rxd1#", + "Themes": "attraction endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "2kr1r2/pp1bqp1R/4p1B1/3pP1N1/n2P4/2P3P1/P1PQ1PP1/1K5R b - - 0 23", + "PGN": "1. e4 c6 2. d4 d5 3. Nc3 e6 4. Nf3 Nf6 5. Bg5 Be7 6. Bd3 h6 7. Bh4 g5 8. Bg3 Nbd7 9. Qd2 Nh5 10. O-O-O Nxg3 11. hxg3 Bb4 12. e5 Nb6 13. Nxg5 Qe7 14. Nf3 Bxc3 15. Qxc3 Bd7 16. Qd2 O-O-O 17. Rxh6 c5 18. Rdh1 Rhe8 19. Rh7 c4 20. Bg6 Rf8 21. Ng5 Na4 22. Kb1 c3 23. bxc3 *", + "Moves": "e7a3 d2c1 a4c3 b1a1 a3a2", + "MovesSAN": "Qa3 Qc1 Nxc3+ Ka1 Qxa2#", + "Themes": "long mate mateIn3 middlegame queensideAttack" + }, + { + "FEN": "6k1/5p1p/6p1/p7/2N2P2/1Bb5/P5PP/4rRK1 b - - 5 32", + "PGN": "1. e4 c5 2. Bc4 Nc6 3. d3 g6 4. f4 Bg7 5. Nf3 e6 6. c3 Nge7 7. O-O d5 8. exd5 exd5 9. Bb3 O-O 10. d4 cxd4 11. Nxd4 Bg4 12. Nxc6 bxc6 13. Qxg4 Nf5 14. Bc2 Qb6+ 15. Kh1 Ne3 16. Bxe3 Qxe3 17. Qf3 Qd2 18. Qf2 Qxf2 19. Rxf2 Rfe8 20. Na3 Re3 21. Raf1 Rae8 22. Ba4 Re1 23. Kg1 R1e2 24. Rxe2 Rxe2 25. Rf2 Re1+ 26. Rf1 Re2 27. Bxc6 Rxb2 28. Bxd5 Bxc3 29. Bb3 a5 30. Nc4 Re2 31. Rf2 Re1+ 32. Rf1 *", + "Moves": "c3d4 c4e3 d4e3 g1h1 e1f1", + "MovesSAN": "Bd4+ Ne3 Bxe3+ Kh1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "kr6/1R2Q3/p7/7p/8/P2q1P2/6PP/1R5K b - - 0 38", + "PGN": "1. e4 e5 2. Nf3 d6 3. d4 Bg4 4. dxe5 Bxf3 5. Qxf3 dxe5 6. Bc4 Nf6 7. Nc3 Nc6 8. O-O Bb4 9. Rd1 Qe7 10. Bg5 Bd6 11. a3 O-O-O 12. Nd5 Qe8 13. Nxf6 gxf6 14. Bxf6 Rf8 15. Bxd8 Qxd8 16. b4 Nd4 17. Qd3 Qg5 18. c3 Ne6 19. Qh3 Qg6 20. Bxe6+ fxe6 21. c4 Qxe4 22. Qxe6+ Kb8 23. c5 Qf4 24. f3 Qe3+ 25. Kf1 Bxc5 26. bxc5 a6 27. Re1 Qd3+ 28. Kg1 Qd4+ 29. Kh1 Qxc5 30. Qxe5 Qf2 31. Rf1 Qc2 32. Rac1 Qa4 33. Qxc7+ Ka8 34. Rb1 Rb8 35. Qe7 h5 36. Rfc1 Qd4 37. Rc7 Qd3 38. Rcxb7 *", + "Moves": "d3b1 b7b1 b8b1 e7e1 b1e1", + "MovesSAN": "Qxb1+ Rxb1 Rxb1+ Qe1 Rxe1#", + "Themes": "backRankMate endgame long mate mateIn3 xRayAttack" + }, + { + "FEN": "1nkr2r1/R1p5/3p1p2/1Q2pP2/7P/1P1Pq1p1/1BP2RK1/8 w - - 0 35", + "PGN": "1. f4 b6 2. Nf3 Bb7 3. e3 e6 4. b3 Be7 5. Bb2 Bf6 6. Qc1 d6 7. Be2 Nd7 8. O-O Qe7 9. d3 Nh6 10. Nc3 O-O-O 11. a4 a5 12. e4 e5 13. f5 g6 14. Nd2 gxf5 15. exf5 Rhg8 16. Bf3 Bxf3 17. Rxf3 Bg5 18. Nce4 f6 19. Qe1 Qg7 20. g3 Ng4 21. h3 Nh6 22. Nc4 Nf7 23. Nxa5 bxa5 24. Qxa5 Nb8 25. Qb5 h5 26. a5 Bf4 27. a6 Ng5 28. Nxg5 Qxg5 29. a7 Be3+ 30. Kg2 Bxa7 31. Rxa7 Qd2+ 32. Rf2 Qe3 33. g4 hxg4 34. h4 g3 *", + "Moves": "b5b7 c8d7 b7c7 d7e8 c7e7", + "MovesSAN": "Qb7+ Kd7 Qxc7+ Ke8 Qe7#", + "Themes": "long mate mateIn3 middlegame queensideAttack" + }, + { + "FEN": "r1bq1bkr/1ppp2pp/p1n5/4P1N1/3p2n1/2P5/PP3PPP/RNBQK2R w KQ - 2 9", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 a6 4. c3 Nf6 5. d4 exd4 6. e5 Ng4 7. Bxf7+ Kxf7 8. Ng5+ Kg8 *", + "Moves": "d1b3 d7d5 e5d6 c8e6 b3e6", + "MovesSAN": "Qb3+ d5 exd6+ Be6 Qxe6#", + "Themes": "discoveredAttack enPassant kingsideAttack long mate mateIn3 opening" + }, + { + "FEN": "4k3/1p6/pQ2p3/6Pp/5PbP/2P5/1Pq5/K5R1 b - - 0 40", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. Bc4 Nf6 5. d3 Bf5 6. Bd2 c6 7. Qe2 Qc7 8. Nf3 e6 9. O-O-O Bd6 10. h3 Nbd7 11. g4 Bg6 12. Rdg1 Bf4 13. h4 h5 14. g5 Bxd2+ 15. Nxd2 Ng4 16. Nde4 O-O-O 17. Kb1 Rhe8 18. f3 Nge5 19. Bb3 c5 20. Rf1 a6 21. f4 Nc6 22. Qf2 Nd4 23. Ne2 Nxe2 24. Qxe2 Bf5 25. Ng3 Bg4 26. Qe3 Nb6 27. c3 Rxd3 28. Qxd3 c4 29. Qh7 cxb3 30. Qxg7 bxa2+ 31. Kxa2 Qc4+ 32. Kb1 Qd3+ 33. Ka1 Qxg3 34. Qxf7 Rd8 35. Rhg1 Qd3 36. Rd1 Qc2 37. Rxd8+ Kxd8 38. Qf6+ Kd7 39. Qd4+ Ke8 40. Qxb6 *", + "Moves": "c2a4 a1b1 g4f5 b1c1 a4c2", + "MovesSAN": "Qa4+ Kb1 Bf5+ Kc1 Qc2#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "5rk1/pQ5p/4pqp1/4p3/4P3/P7/2P2RPP/R5K1 b - - 0 24", + "PGN": "1. d4 d5 2. e3 Nf6 3. Nf3 Bg4 4. Be2 Bh5 5. Nbd2 e6 6. O-O Ne4 7. Nxe4 dxe4 8. Ne5 Bxe2 9. Qxe2 Bd6 10. Qg4 Bxe5 11. dxe5 g6 12. Qxe4 Nc6 13. a3 Qg5 14. Bd2 Nxe5 15. Bc3 f6 16. Bxe5 fxe5 17. Qa4+ c6 18. b4 O-O 19. b5 cxb5 20. Qxb5 Rf5 21. Qb3 Qf6 22. Qxb7 Rf8 23. e4 Rxf2 24. Rxf2 *", + "Moves": "f6f2 g1h1 f2f1 a1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "2Q5/6pk/p6p/5p2/P1P2q2/3Qp3/6PP/6K1 b - - 0 35", + "PGN": "1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 Bf5 5. cxd5 cxd5 6. Qb3 Bc8 7. Bf4 a6 8. e3 e6 9. a4 Bd6 10. Bxd6 Qxd6 11. Ne5 O-O 12. Bd3 Nc6 13. f4 Nd7 14. O-O f6 15. Nxc6 bxc6 16. Qc2 h6 17. Ne2 c5 18. b3 Bb7 19. Rfc1 Rac8 20. Qd2 e5 21. Bf5 cxd4 22. exd4 e4 23. Ng3 Rxc1+ 24. Rxc1 Nb6 25. Rc5 Bc8 26. Bxc8 Rxc8 27. Nf5 Qd7 28. Qa5 Rxc5 29. dxc5 Nc4 30. bxc4 Qxf5 31. c6 Qxf4 32. Qxd5+ Kh7 33. c7 e3 34. Qd3+ f5 35. c8=Q *", + "Moves": "f4f2 g1h1 f2e1 d3f1 e1f1", + "MovesSAN": "Qf2+ Kh1 Qe1+ Qf1 Qxf1#", + "Themes": "endgame long mate mateIn3 queenEndgame" + }, + { + "FEN": "r1b1k2r/pp2ppbp/4qnp1/8/3Q4/8/PPPBNPPP/2KR1B1R w kq - 2 11", + "PGN": "1. e4 c5 2. d4 d5 3. exd5 Qxd5 4. Nf3 cxd4 5. Nc3 Qe6+ 6. Ne2 Nc6 7. Nxd4 Nxd4 8. Qxd4 Nf6 9. Bd2 g6 10. O-O-O Bg7 *", + "Moves": "d4d8 e8d8 d2a5 d8e8 d1d8", + "MovesSAN": "Qd8+ Kxd8 Ba5+ Ke8 Rd8#", + "Themes": "attraction doubleCheck long mate mateIn3 opening sacrifice" + }, + { + "FEN": "5r2/1pp2rbk/3p1qpp/3Pp3/1PP1P2N/1QN1B1Pb/4B2P/R5K1 b - - 0 22", + "PGN": "1. d4 d6 2. c4 g6 3. Nc3 Bg7 4. Nf3 Nf6 5. e4 O-O 6. Be2 Na6 7. Bg5 h6 8. Be3 e5 9. d5 Ng4 10. Bd2 f5 11. g3 Nc5 12. Nh4 Kh7 13. f3 Nf6 14. O-O fxe4 15. fxe4 Bh3 16. Rxf6 Qxf6 17. Be3 a5 18. b3 Rf7 19. a3 Raf8 20. b4 axb4 21. axb4 Nb3 22. Qxb3 *", + "Moves": "f6f1 e2f1 f7f1 a1f1 f8f1", + "MovesSAN": "Qf1+ Bxf1 Rxf1+ Rxf1 Rxf1#", + "Themes": "kingsideAttack long master mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "8/4pp2/3p1k2/2pP3p/4PP2/2n1KN1r/8/6R1 w - - 0 36", + "PGN": "1. d4 d6 2. Bf4 Nf6 3. Nf3 g6 4. c4 Bg7 5. Nc3 O-O 6. e4 Nbd7 7. Qd2 Rb8 8. Bd3 a6 9. Bh6 c5 10. Bxg7 Kxg7 11. d5 b5 12. cxb5 axb5 13. Bxb5 Qa5 14. a4 Ba6 15. Bxa6 Qxa6 16. Qe2 Qxe2+ 17. Kxe2 Rxb2+ 18. Nd2 Rfb8 19. Rhb1 Ne5 20. Rxb2 Rxb2 21. h3 Nc4 22. Rd1 Nd7 23. Kd3 Nde5+ 24. Ke2 g5 25. g3 Rc2 26. Nb1 Nb2 27. Rf1 Nec4 28. f4 gxf4 29. gxf4 Nxd2 30. Nxd2 Nxa4 31. Rg1+ Kf6 32. Kd3 Rc3+ 33. Ke2 Rxh3 34. Nf3 Nc3+ 35. Ke3 h5 *", + "Moves": "e4e5 d6e5 f4e5 f6f5 g1g5", + "MovesSAN": "e5+ dxe5 fxe5+ Kf5 Rg5#", + "Themes": "endgame exposedKing long mate mateIn3" + }, + { + "FEN": "r5k1/p5pp/4p3/3bN1q1/8/8/1P3QPP/5R1K w - - 6 31", + "PGN": "1. e4 c5 2. f4 e6 3. Nf3 d5 4. e5 c4 5. d3 b5 6. c3 Bc5 7. d4 Bb6 8. Be2 Ne7 9. O-O O-O 10. a4 b4 11. cxb4 Nec6 12. a5 Nxa5 13. bxa5 Bxa5 14. Nc3 Nc6 15. Bd2 Bb6 16. Be3 f6 17. Qc2 fxe5 18. fxe5 Rxf3 19. Rxf3 Nxd4 20. Bxd4 Bxd4+ 21. Kh1 Bxe5 22. Raf1 Bf6 23. Nd1 Bb7 24. Nf2 d4 25. Rxf6 d3 26. Qxc4 dxe2 27. Qxe2 Qxf6 28. Ng4 Qg6 29. Ne5 Qg5 30. Qf2 Bd5 *", + "Moves": "f2f7 g8h8 f7f8 a8f8 f1f8", + "MovesSAN": "Qf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "7k/2pq2pp/1p5r/8/4Q1PP/2P4K/PP6/5r2 w - - 0 31", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Nf6 5. O-O Bc5 6. e5 d5 7. Bb5 Ne4 8. Nxd4 Bd7 9. Nxc6 bxc6 10. Bxc6 Bxc6 11. Nd2 O-O 12. Nxe4 dxe4 13. Qe2 Bb6 14. Kh1 Qh4 15. Be3 f5 16. exf6 Rxf6 17. Bxb6 axb6 18. h3 Raf8 19. Kg1 Rg6 20. Kh2 Kh8 21. g3 Qf6 22. c3 Rh6 23. Rad1 Qe6 24. h4 Bd7 25. Rxd7 Qxd7 26. Qxe4 Qd6 27. Re1 Rxf2+ 28. Kh3 Qd7+ 29. g4 Rf8 30. Rf1 Rxf1 *", + "Moves": "e4a8 d7c8 a8c8 f1f8 c8f8", + "MovesSAN": "Qa8+ Qc8 Qxc8+ Rf8 Qxf8#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "2kr4/2p3RP/2b2NR1/5p2/p6P/P3K3/1PP5/5r2 b - - 4 32", + "PGN": "1. g4 d5 2. Bg2 e5 3. h3 e4 4. d3 f5 5. dxe4 dxe4 6. Qxd8+ Kxd8 7. Bf4 Bd6 8. e3 Bxf4 9. exf4 Nf6 10. Ne2 Nc6 11. Nbc3 Ke7 12. g5 Nd7 13. f3 exf3 14. Bxf3 g6 15. Nd5+ Kd8 16. O-O-O a5 17. Nf6 a4 18. a3 Ra5 19. Nc3 h6 20. h4 Na7 21. Bxb7 Bxb7 22. Rxd7+ Kc8 23. Rhd1 Nb5 24. Nxb5 Rxb5 25. Rg7 Bf3 26. Rdd7 Rc5 27. Rxg6 Bc6 28. Rdg7 Rc4 29. gxh6 Rxf4 30. h7 Rf1+ 31. Kd2 Rd8+ 32. Ke3 *", + "Moves": "f5f4 e3e2 c6b5 c2c4 b5c4", + "MovesSAN": "f4+ Ke2 Bb5+ c4 Bxc4#", + "Themes": "endgame exposedKing long mate mateIn3" + }, + { + "FEN": "8/pp3Qp1/1bpR3p/8/4PPk1/2P3P1/Pr5P/7K b - - 0 32", + "PGN": "1. d4 d5 2. Nf3 Nf6 3. Bg5 Nc6 4. c3 e6 5. Nbd2 h6 6. Bxf6 Qxf6 7. e3 Bd6 8. Bd3 O-O 9. O-O e5 10. dxe5 Nxe5 11. Nxe5 Bxe5 12. Nf3 Bg4 13. Be2 Bxf3 14. Bxf3 Qh4 15. g3 Qf6 16. Qxd5 c6 17. Qe4 Rad8 18. Bg2 Rd2 19. Rab1 Rfd8 20. f4 Bc7 21. Rfe1 Bb6 22. Kh1 R2d3 23. Bf1 Rd2 24. Bc4 Rf2 25. Rbd1 Rxd1 26. Rxd1 Rxb2 27. Bd3 Qg6 28. Qe8+ Kh7 29. Bxg6+ Kxg6 30. Rd6+ Kf5 31. e4+ Kg4 32. Qxf7 *", + "Moves": "b2b1 d6d1 b1d1 h1g2 d1g1", + "MovesSAN": "Rb1+ Rd1 Rxd1+ Kg2 Rg1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "5rk1/1pp2r2/p3b1Bp/2b1B1p1/2P3p1/1P2P2q/P1Q2P2/4RRK1 w - - 0 24", + "PGN": "1. d4 e5 2. c4 exd4 3. Qxd4 Nc6 4. Qd1 f5 5. e3 Nf6 6. Nc3 Bc5 7. Bd3 a6 8. Nd5 d6 9. Nxf6+ Qxf6 10. Nf3 O-O 11. O-O Be6 12. Qc2 h6 13. Rb1 Rf7 14. b3 Raf8 15. Bb2 Qg6 16. Nh4 Qg5 17. Nf3 Qg4 18. h3 Qh5 19. Rbe1 Ne5 20. Nxe5 dxe5 21. Bxe5 g5 22. g4 fxg4 23. Bg6 Qxh3 *", + "Moves": "g6h7 f7h7 c2g6 h7g7 g6g7", + "MovesSAN": "Bh7+ Rxh7 Qg6+ Rg7 Qxg7#", + "Themes": "clearance exposedKing fork long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "4kbr1/1p3p2/1qb1pQpp/pB1pP1B1/P2P4/8/5PPP/2R3K1 w - - 0 24", + "PGN": "1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Bd7 6. Na3 Nh6 7. Nc2 Nf5 8. Bd3 Nh4 9. O-O Nxf3+ 10. Qxf3 cxd4 11. cxd4 Be7 12. Qg4 g6 13. Bh6 Qb6 14. Rab1 Rc8 15. b4 a6 16. a4 Nxb4 17. Nxb4 Bxb4 18. Rfc1 Rxc1+ 19. Rxc1 a5 20. Bb5 Bc6 21. Qf4 Bf8 22. Qf6 Rg8 23. Bg5 h6 *", + "Moves": "c1c6 b7c6 b5c6 b6c6 f6d8", + "MovesSAN": "Rxc6 bxc6 Bxc6+ Qxc6 Qd8#", + "Themes": "long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "3rkb2/pp3p1R/2p2p2/4pQ2/6B1/3qPK2/8/8 w - - 0 35", + "PGN": "1. g3 d5 2. Bg2 c6 3. d3 Nf6 4. Nd2 Bg4 5. h3 Bh5 6. f4 e6 7. g4 Bg6 8. e3 h5 9. Ngf3 hxg4 10. Ne5 gxh3 11. Rxh3 Rxh3 12. Bxh3 Bh7 13. Ndf3 Nbd7 14. Bd2 Nxe5 15. Nxe5 Nd7 16. Qh5 Nxe5 17. Qxh7 Nf3+ 18. Ke2 Nxd2 19. f5 e5 20. Kxd2 Qa5+ 21. c3 Qb6 22. b3 Qa5 23. f6 gxf6 24. Qf5 Qd8 25. Rg1 Qe7 26. Rg8 Rd8 27. Bg4 d4 28. Rh8 dxc3+ 29. Kxc3 Qb4+ 30. Kc2 Qc5+ 31. Kd2 Qa5+ 32. Ke2 Qxa2+ 33. Kf3 Qxb3 34. Rh7 Qxd3 *", + "Moves": "f5e6 f7e6 g4h5 d3g6 h5g6", + "MovesSAN": "Qe6+ fxe6 Bh5+ Qg6 Bxg6#", + "Themes": "endgame long master mate mateIn3 sacrifice" + }, + { + "FEN": "4r1k1/pp2q1pp/5p2/1b1p4/3P4/2P3B1/P3rPPP/R2QR1K1 b - - 9 21", + "PGN": "1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 e6 5. cxd5 exd5 6. Nc3 Nf6 7. Bf4 Bb4 8. Qa4+ Nc6 9. Bb5 Bd7 10. Bxc6 Bxc3+ 11. bxc3 Bxc6 12. Qb3 O-O 13. Nf3 Re8+ 14. Ne5 Ng4 15. O-O Nxe5 16. Bxe5 f6 17. Bg3 Re2 18. Rfe1 Qe7 19. Kf1 Re8 20. Qd1 Bb5 21. Kg1 *", + "Moves": "e2e1 d1e1 e7e1 a1e1 e8e1", + "MovesSAN": "Rxe1+ Qxe1 Qxe1+ Rxe1 Rxe1#", + "Themes": "backRankMate fork long mate mateIn3 middlegame" + }, + { + "FEN": "7k/6p1/2qr2Pp/ppp2p1P/4bP1Q/2p5/PP2B3/3R1K2 w - - 0 43", + "PGN": "1. d4 e5 2. dxe5 Bc5 3. Nc3 Ne7 4. Nf3 Ng6 5. Bg5 Be7 6. Qd2 O-O 7. Bxe7 Nxe7 8. e4 Nbc6 9. Bc4 Ng6 10. Qd5 b6 11. O-O Bb7 12. Rad1 Na5 13. Qb5 c6 14. Qb4 c5 15. Qb5 Bc6 16. Qa6 Qc7 17. Be2 Nxe5 18. Nxe5 Qxe5 19. f4 Qc7 20. Qd3 Rad8 21. Qg3 Nb7 22. Nb5 Qb8 23. e5 a6 24. Nd6 Nxd6 25. exd6 a5 26. Qh4 f5 27. Bc4+ Kh8 28. Bd3 Rf6 29. Be2 Rh6 30. Qg3 Rf8 31. Qd3 Rff6 32. g4 Be4 33. Qg3 Rxd6 34. Rxd6 Qxd6 35. g5 Re6 36. Rd1 Qc6 37. h4 d5 38. h5 d4 39. Kf1 b5 40. c3 h6 41. g6 Rd6 42. Qh4 dxc3 *", + "Moves": "h4d8 d6d8 d1d8 c6e8 d8e8", + "MovesSAN": "Qd8+ Rxd8 Rxd8+ Qe8 Rxe8#", + "Themes": "endgame kingsideAttack long mate mateIn3 sacrifice xRayAttack" + }, + { + "FEN": "4r2k/2R4p/4B1p1/5pK1/pp2p3/6PP/1r6/8 w - - 2 43", + "PGN": "1. e4 e5 2. Nf3 Bc5 3. Nxe5 Qe7 4. f4 f6 5. Nf3 Qxe4+ 6. Qe2 Qxe2+ 7. Bxe2 d6 8. d4 Bb6 9. Be3 Ne7 10. Bc4 d5 11. Bb5+ c6 12. Ba4 Bf5 13. Nc3 Nd7 14. O-O-O O-O 15. h3 Be4 16. Nxe4 dxe4 17. Nd2 f5 18. Nc4 Nd5 19. Rde1 Nxe3 20. Rxe3 Bxd4 21. Ree1 b5 22. c3 Bf6 23. Ne5 Bxe5 24. Bb3+ Kh8 25. fxe5 Nxe5 26. Rhf1 Nd3+ 27. Kd2 Nxe1 28. Kxe1 a5 29. Be6 g6 30. Ke2 Rad8 31. g3 a4 32. a3 Rd3 33. Rg1 Rfd8 34. Kf2 Rd2+ 35. Ke3 Rxb2 36. c4 Rd3+ 37. Kf4 Rxa3 38. cxb5 cxb5 39. Rd1 Rd3 40. Rc1 Rd8 41. Rc7 b4 42. Kg5 Re8 *", + "Moves": "g5h6 e8e6 c7c8 e6e8 c8e8", + "MovesSAN": "Kh6 Rxe6 Rc8+ Re8 Rxe8#", + "Themes": "endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "7k/pp3Qp1/4p2p/4P2P/b2PK1P1/2q2R2/5P2/7R b - - 3 28", + "PGN": "1. e4 e6 2. Nf3 d5 3. e5 c5 4. d4 Nc6 5. Be3 cxd4 6. Nxd4 Nxd4 7. Qxd4 Bd7 8. Nc3 Rc8 9. O-O-O Bc5 10. Qf4 Bxe3+ 11. Qxe3 Qa5 12. a3 Ne7 13. h4 Nf5 14. Qg5 O-O 15. g4 Nd4 16. Rxd4 Rxc3 17. bxc3 Qxa3+ 18. Kd2 Rc8 19. Rd3 Bb5 20. Rf3 Ba4 21. h5 h6 22. Qf4 Qa2 23. Qxf7+ Kh8 24. Bd3 d4 25. cxd4 Rxc2+ 26. Bxc2 Qxc2+ 27. Ke3 Qc3+ 28. Ke4 *", + "Moves": "a4c6 d4d5 c6d5 e4f4 c3f3", + "MovesSAN": "Bc6+ d5 Bxd5+ Kf4 Qxf3#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "5r2/5rk1/4R1p1/1p1pP1Pp/p1pP3R/P1P1P3/1P1K4/8 b - - 0 35", + "PGN": "1. d4 d5 2. Nc3 c6 3. Bf4 Qb6 4. Na4 Qa5+ 5. c3 e6 6. e3 b5 7. Nc5 Qd8 8. Bd3 Na6 9. Nb3 Bd6 10. Qf3 Bxf4 11. Qxf4 Nf6 12. h3 Qc7 13. Qxc7 Nxc7 14. g4 a5 15. f4 a4 16. Nc5 Na6 17. Nxa6 Bxa6 18. Nf3 Rb8 19. Kd2 Rb6 20. g5 Nd7 21. h4 c5 22. h5 c4 23. Be2 g6 24. hxg6 fxg6 25. Rh4 Kf7 26. Rah1 Kg7 27. Ne5 Nxe5 28. fxe5 Rb7 29. Bg4 Re7 30. Rf1 Bc8 31. a3 h5 32. Bh3 Rf8 33. Rf6 Ref7 34. Bxe6 Bxe6 35. Rxe6 *", + "Moves": "f7f2 d2c1 f2f1 c1c2 f8f2", + "MovesSAN": "Rf2+ Kc1 Rf1+ Kc2 R8f2#", + "Themes": "endgame long mate mateIn3 rookEndgame" + }, + { + "FEN": "5r1k/6R1/8/1p2Qq2/p1pP3p/2P5/PP3PPP/4R1K1 b - - 2 29", + "PGN": "1. e4 e6 2. Nf3 d5 3. exd5 exd5 4. d4 Nf6 5. Bg5 Be7 6. Bd3 O-O 7. O-O Nbd7 8. c3 c5 9. Nbd2 c4 10. Bc2 b5 11. Rc1 a5 12. Bb1 a4 13. Ne5 Ne4 14. Nxe4 dxe4 15. Bxe7 Qxe7 16. Qe2 Nxe5 17. Qxe4 Ng6 18. Qxa8 Qg5 19. Qf3 Be6 20. Qg3 Qf6 21. Rce1 Bd5 22. Bxg6 fxg6 23. Re5 Bc6 24. Rfe1 h5 25. Re6 Qf7 26. Rxc6 Qf5 27. Rxg6 h4 28. Rxg7+ Kh8 29. Qe5 *", + "Moves": "f5f2 g1h1 f2f1 e1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "r7/1p1k2p1/p1nb4/5p2/1P5r/P4N2/1BPP1P2/R2Q1RK1 b - - 5 22", + "PGN": "1. e4 d5 2. exd5 Nf6 3. Bc4 Nxd5 4. Bxd5 Qxd5 5. Nc3 Qa5 6. Nf3 Nc6 7. a3 Bg4 8. h3 Bh5 9. O-O e5 10. b4 Qb6 11. Nd5 Qb5 12. Nxc7+ Kd7 13. Nxb5 e4 14. g4 Bg6 15. Nh4 a6 16. Nxg6 hxg6 17. Nc3 Rxh3 18. Nxe4 f5 19. gxf5 gxf5 20. Ng5 Rh4 21. Bb2 Bd6 22. Nf3 *", + "Moves": "h4g4 g1h1 a8h8 f3h2 h8h2", + "MovesSAN": "Rg4+ Kh1 Rh8+ Nh2 Rxh2#", + "Themes": "kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "4r1k1/pQ3ppp/8/2qB4/8/P2P3b/2PK4/8 w - - 0 38", + "PGN": "1. e4 e5 2. Nf3 Bd6 3. Bc4 Ne7 4. d3 c6 5. a3 O-O 6. Nc3 Bc7 7. Be3 d6 8. O-O Ng6 9. h3 Nf4 10. Kh2 Nxh3 11. gxh3 Nd7 12. Bg5 Qe8 13. Rg1 d5 14. exd5 e4+ 15. Kh1 exf3 16. Qxf3 Ne5 17. Qf4 Ng6 18. Qxc7 Bxh3 19. Rg3 Rc8 20. Qxb7 Qe5 21. Be3 Qh5 22. Kg1 Ne5 23. dxc6 Nf3+ 24. Rxf3 Qxf3 25. Bd5 Qg4+ 26. Kh2 Qh5 27. Kg1 Bg4 28. c7 Qg6 29. Kf1 Bh3+ 30. Ke1 Qg1+ 31. Kd2 Qxa1 32. Nb5 Qxb2 33. Bd4 Rxc7 34. Nxc7 Qxd4 35. Ne8 Qxf2+ 36. Kc3 Qc5+ 37. Kd2 Rxe8 *", + "Moves": "b7f7 g8h8 f7e8 c5f8 e8f8", + "MovesSAN": "Qxf7+ Kh8 Qxe8+ Qf8 Qxf8#", + "Themes": "endgame fork long mate mateIn3" + }, + { + "FEN": "4r1k1/pR3pp1/5P1p/8/6Q1/6bP/P4qB1/3R3K b - - 0 30", + "PGN": "1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Nf3 dxe5 5. Nxe5 c6 6. g3 Nd7 7. Nf3 N7f6 8. Bg2 Bg4 9. O-O e6 10. h3 Bxf3 11. Bxf3 Bd6 12. c4 Ne7 13. Nc3 Nf5 14. d5 cxd5 15. cxd5 exd5 16. Nxd5 O-O 17. Bg5 Be5 18. Re1 Bxb2 19. Rb1 Bd4 20. g4 h6 21. Bxf6 Bxf6 22. gxf5 Bh4 23. Rxb7 Qg5+ 24. Bg2 Rad8 25. Qg4 Qd2 26. Rd1 Qxf2+ 27. Kh1 Rxd5 28. Bxd5 Bg3 29. Bg2 Re8 30. f6 *", + "Moves": "e8e1 d1e1 f2e1 g2f1 e1f1", + "MovesSAN": "Re1+ Rxe1 Qxe1+ Bf1 Qxf1#", + "Themes": "exposedKing long mate mateIn3 middlegame" + }, + { + "FEN": "4rrk1/ppp5/4q1pQ/8/8/1P2Pp2/PBPP3P/R4RK1 b - - 1 23", + "PGN": "1. e4 e5 2. Nf3 d5 3. Nc3 dxe4 4. Nxe4 f5 5. Ng3 e4 6. Nd4 Nf6 7. Ndxf5 Bc5 8. Bc4 g6 9. Ne3 Bxe3 10. fxe3 Bg4 11. Be2 Bxe2 12. Qxe2 O-O 13. O-O Nbd7 14. b3 h5 15. Bb2 h4 16. Nh1 Qe7 17. Nf2 Rae8 18. Ng4 Nxg4 19. Qxg4 Qe6 20. Qxh4 Ne5 21. Qg5 Nf3+ 22. gxf3 exf3 23. Qh6 *", + "Moves": "e6g4 g1f2 g4g2 f2e1 g2e2", + "MovesSAN": "Qg4+ Kf2 Qg2+ Ke1 Qe2#", + "Themes": "kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "4rr2/2b3p1/2pk1q1p/3p4/3P4/7Q/B3RPPP/4R1K1 b - - 6 27", + "PGN": "1. e4 c5 2. Nf3 e6 3. Bc4 a6 4. a3 Nf6 5. d3 d5 6. exd5 exd5 7. Ba2 Nc6 8. Nc3 Qe7+ 9. Ne2 Be6 10. O-O Qc7 11. Nf4 Bd6 12. Nxe6 fxe6 13. Re1 Qd7 14. Bg5 O-O-O 15. b4 cxb4 16. d4 bxa3 17. Ne5 Qe7 18. Nxc6 bxc6 19. c4 h6 20. Bxf6 Qxf6 21. cxd5 exd5 22. Qa4 Bc7 23. Qxa6+ Kd7 24. Qxa3 Rhf8 25. Qh3+ Kd6 26. Re2 Rde8 27. Rae1 *", + "Moves": "f6f2 e2f2 e8e1 f2f1 e1f1", + "MovesSAN": "Qxf2+ Rxf2 Rxe1+ Rf1 Rexf1#", + "Themes": "deflection long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "2q1rk2/2pb1pb1/1p1p2p1/3P2B1/p1n1NPP1/P4K1Q/8/7R w - - 0 35", + "PGN": "1. c4 e5 2. Nc3 Nc6 3. e3 g6 4. d4 exd4 5. exd4 d6 6. d5 Ne5 7. f4 Nd7 8. Nf3 Bg7 9. Be2 a5 10. O-O Ne7 11. Nd4 Nc5 12. Rb1 O-O 13. Be3 Nf5 14. Bf2 Re8 15. Bf3 Nh4 16. Be2 Nf5 17. a3 a4 18. h3 h5 19. Kh2 Bd7 20. Bf3 Re7 21. Re1 Rxe1 22. Bxe1 Nxd4 23. Bf2 Nxf3+ 24. Qxf3 b6 25. Re1 Qf8 26. g4 hxg4 27. hxg4 Re8 28. Rh1 Qe7 29. Kg2 Qd8 30. Qh3 Qc8 31. Kf3 Kf8 32. Bh4 Nd3 33. Bg5 Nxb2 34. Ne4 Nxc4 *", + "Moves": "h3h8 g7h8 h1h8 f8g7 g5f6", + "MovesSAN": "Qh8+ Bxh8 Rxh8+ Kg7 Bf6#", + "Themes": "long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "4rr1k/2p2q2/pb1p1p2/1p3Q2/3P1P1B/6RP/PP4P1/7K w - - 8 28", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O b5 6. Bb3 Bc5 7. c3 d6 8. h3 O-O 9. d4 Bb6 10. Bg5 h6 11. Bh4 g5 12. Nxg5 hxg5 13. Bxg5 Kg7 14. f4 exd4 15. Kh1 Be6 16. Bd5 Bxd5 17. exd5 Ne7 18. cxd4 Nexd5 19. Nc3 Ne3 20. Qf3 Nxf1 21. Rxf1 Qd7 22. Nd5 Nxd5 23. Qxd5 f6 24. Bh4 Rae8 25. Rf3 Qf7 26. Rg3+ Kh7 27. Qf5+ Kh8 *", + "Moves": "h4f6 f7f6 f5h5 f6h6 h5h6", + "MovesSAN": "Bxf6+ Qxf6 Qh5+ Qh6 Qxh6#", + "Themes": "exposedKing kingsideAttack long master mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "6rr/5p2/2k1p3/8/2p2n2/2P2pP1/3N1P1P/R4RK1 b - - 2 29", + "PGN": "1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 e6 5. Bg5 dxc4 6. e4 b5 7. a4 Bb4 8. e5 h6 9. exf6 hxg5 10. Nxg5 gxf6 11. Ne4 f5 12. Ng3 Bb7 13. Be2 a6 14. Bf3 Nd7 15. Qe2 Qb6 16. Rd1 O-O-O 17. O-O c5 18. dxc5 Nxc5 19. axb5 axb5 20. Bxb7+ Qxb7 21. Qe5 Nd3 22. Qxb5 Bxc3 23. Qxb7+ Kxb7 24. bxc3 Rdg8 25. Rb1+ Kc6 26. Ra1 f4 27. Ne4 f3 28. g3 Nf4 29. Nd2 *", + "Moves": "f4e2 g1h1 h8h2 h1h2 g8h8", + "MovesSAN": "Ne2+ Kh1 Rxh2+ Kxh2 Rh8#", + "Themes": "attraction endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "3r1rk1/2p2ppp/ppq5/2p5/2P1P3/P5Pb/1P2QP1P/R1BR2K1 b - - 0 19", + "PGN": "1. c4 e5 2. Nc3 Nc6 3. g3 Bb4 4. Bg2 Qf6 5. Nf3 Nge7 6. O-O d6 7. e3 a6 8. d4 exd4 9. Nxd4 Bd7 10. Ne4 Qg6 11. a3 Bc5 12. Nxc5 dxc5 13. Nxc6 Nxc6 14. Qd5 b6 15. Rd1 Rd8 16. Qd2 O-O 17. Bxc6 Qxc6 18. Qe2 Bh3 19. e4 *", + "Moves": "c6e4 e2e4 d8d1 e4e1 d1e1", + "MovesSAN": "Qxe4 Qxe4 Rxd1+ Qe1 Rxe1#", + "Themes": "deflection kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "4r1k1/pp2P2p/8/2R5/4P1P1/6K1/P1p5/3r1R2 w - - 3 36", + "PGN": "1. e4 e6 2. f4 d5 3. e5 c5 4. Nf3 Nc6 5. Bb5 Bd7 6. Bxc6 Bxc6 7. d3 Ne7 8. O-O Nf5 9. c3 Be7 10. g4 Nh6 11. h3 O-O 12. f5 exf5 13. Bxh6 fxg4 14. hxg4 gxh6 15. Qd2 Bg5 16. Qh2 Qe7 17. Nbd2 d4 18. Ne4 Bxe4 19. dxe4 dxc3 20. bxc3 Rad8 21. Qh5 Rd3 22. Nxg5 Qxg5 23. Qxg5+ hxg5 24. Rf5 Rxc3 25. Rxg5+ Kh8 26. Rf1 Re3 27. Rf4 c4 28. Rgf5 c3 29. Kf2 Rh3 30. e6 c2 31. Rc5 Rh2+ 32. Kg3 Rd2 33. e7 Re8 34. Rxf7 Kg8 35. Rf1 Rd1 *", + "Moves": "c5g5 g8h8 f1f8 e8f8 e7f8q", + "MovesSAN": "Rg5+ Kh8 Rf8+ Rxf8 exf8=Q#", + "Themes": "advancedPawn endgame long mate mateIn3 promotion rookEndgame" + }, + { + "FEN": "2r2r1k/5pp1/2p1p2N/p7/7Q/6P1/Pq3PBP/3b2K1 w - - 0 23", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. g3 d5 7. exd5 Nxd5 8. Nxc6 bxc6 9. Bg2 Bb4 10. O-O O-O 11. Qg4 a5 12. Bh6 Qf6 13. Bd2 Ba6 14. Rfd1 Rac8 15. Ne4 Qxb2 16. c3 Bxc3 17. Bxc3 Nxc3 18. Nf6+ Kh8 19. Qh4 h6 20. Ng4 Nxd1 21. Rxd1 Be2 22. Nxh6 Bxd1 *", + "Moves": "h6f5 d1h5 h4h5 h8g8 f5e7", + "MovesSAN": "Nf5+ Bh5 Qxh5+ Kg8 Ne7#", + "Themes": "discoveredAttack long mate mateIn3 middlegame" + }, + { + "FEN": "6k1/pp3ppp/5b2/2pP1Q2/2Pq1B2/6P1/P3rPKP/8 w - - 7 26", + "PGN": "1. c4 c5 2. g3 Nf6 3. Bg2 d5 4. e4 dxe4 5. Nc3 Bf5 6. Nge2 Nc6 7. O-O e5 8. Qc2 Nd4 9. Nxd4 exd4 10. Nxe4 Nxe4 11. Bxe4 d3 12. Bxd3 Bxd3 13. Qb3 Bxf1 14. Kxf1 Qc7 15. Qe3+ Be7 16. d4 O-O 17. d5 Rfe8 18. Qc3 Bf6 19. Qd3 Qe5 20. Bf4 Qxb2 21. Re1 Rxe1+ 22. Kxe1 Re8+ 23. Kf1 Qa1+ 24. Kg2 Qd4 25. Qf5 Re2 *", + "Moves": "f5c8 f6d8 c8d8 e2e8 d8e8", + "MovesSAN": "Qc8+ Bd8 Qxd8+ Re8 Qxe8#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "5rk1/3Q1ppp/1p2p3/4P3/2r5/5RPq/P1P4P/3R2K1 w - - 0 23", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nxd4 5. Qxd4 Nf6 6. Bc4 e6 7. e5 Nd5 8. Nc3 Nxc3 9. Qxc3 a5 10. O-O b6 11. b4 Bb7 12. bxa5 Rxa5 13. Bb2 Qg5 14. g3 Qh5 15. Rad1 Qh3 16. f3 Be7 17. Qd3 O-O 18. Rf2 Bc5 19. Bd4 Bxd4 20. Qxd4 Ra4 21. Qxd7 Bxf3 22. Rxf3 Rxc4 *", + "Moves": "d7f7 f8f7 d1d8 f7f8 f3f8", + "MovesSAN": "Qxf7+ Rxf7 Rd8+ Rf8 Rfxf8#", + "Themes": "clearance endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "r5k1/1p3rpp/2p1p3/p2pP3/2nP3N/2q1P3/P1P2QPP/5RK1 w - - 0 20", + "PGN": "1. e4 c6 2. Nf3 d5 3. e5 Bg4 4. d4 e6 5. Nc3 Bb4 6. Bd2 Ne7 7. Be2 Nf5 8. Bg5 Qb6 9. Be3 Bxc3+ 10. bxc3 Nxe3 11. fxe3 O-O 12. O-O Qa5 13. Qd2 Nd7 14. Nh4 Bxe2 15. Qxe2 Qxc3 16. Rf3 Nb6 17. Raf1 Nc4 18. Qf2 a5 19. Rxf7 Rxf7 *", + "Moves": "f2f7 g8h8 f7f8 a8f8 f1f8", + "MovesSAN": "Qxf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate long mate mateIn3 middlegame" + }, + { + "FEN": "6k1/1b1R1pp1/pN2p3/np4Q1/4PP1q/6pr/PPP3B1/4R1K1 b - - 3 28", + "PGN": "1. e4 c5 2. Ne2 e6 3. g3 Nc6 4. Bg2 Qc7 5. Nbc3 a6 6. O-O h5 7. d4 cxd4 8. Nxd4 Nge7 9. Re1 Nxd4 10. Qxd4 Nc6 11. Qd1 h4 12. Nd5 Qd8 13. Bf4 b5 14. Nc7+ Ke7 15. Bd6+ Kf6 16. Qf3+ Kg6 17. Nxa8 Bxd6 18. Qg4+ Kf6 19. f4 Bc5+ 20. Kh1 Ke7 21. Qg5+ Kf8 22. Qxc5+ Kg8 23. Nb6 hxg3 24. h3 Bb7 25. Rad1 Na5 26. Rxd7 Rxh3+ 27. Kg1 Qh4 28. Qg5 *", + "Moves": "h3h1 g2h1 h4h2 g1f1 h2f2", + "MovesSAN": "Rh1+ Bxh1 Qh2+ Kf1 Qf2#", + "Themes": "clearance exposedKing kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "6r1/3P1k2/4Np2/1p3P1p/4p2r/2P1P1q1/1P1BQRPb/R6K b - - 0 26", + "PGN": "1. d4 Nf6 2. e3 c5 3. c3 e6 4. Nd2 a6 5. f4 b5 6. Ndf3 Bb7 7. Bd3 Ne4 8. Ne2 d5 9. O-O Nd7 10. Bxe4 dxe4 11. Ng5 f6 12. Nxe6 Qb6 13. f5 Bd5 14. N2f4 Bxe6 15. Nxe6 Bd6 16. Nxg7+ Kf7 17. Ne6 h5 18. Bd2 Rag8 19. Qe2 Rg4 20. a4 Rhg8 21. Rf2 Qb8 22. axb5 Bxh2+ 23. Kh1 axb5 24. dxc5 Rh4 25. c6 Qg3 26. cxd7 *", + "Moves": "h2g1 h1g1 g3h2 g1f1 h2h1", + "MovesSAN": "Bg1+ Kxg1 Qh2+ Kf1 Qh1#", + "Themes": "attraction discoveredAttack kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r3kb1r/p3pppp/2p5/3p4/P2PP3/2p2QPN/PqP4P/3KRB1R b kq - 0 17", + "PGN": "1. Nc3 d5 2. d4 Nf6 3. Bg5 Nbd7 4. Qd3 c6 5. O-O-O b5 6. g3 b4 7. Na4 Ne4 8. Nh3 Qa5 9. b3 Nb6 10. Bd2 Nxa4 11. bxa4 Nc3 12. Bxc3 bxc3 13. e4 Qb4 14. Re1 Qb2+ 15. Kd1 Bg4+ 16. f3 Bxf3+ 17. Qxf3 *", + "Moves": "b2b1 d1e2 b1c2 e2e3 c2d2", + "MovesSAN": "Qb1+ Ke2 Qxc2+ Ke3 Qd2#", + "Themes": "deflection long mate mateIn3 middlegame" + }, + { + "FEN": "3rr2k/p2qNppp/1p6/2p5/8/2P3P1/PBQ2PK1/4R3 w - - 1 27", + "PGN": "1. c4 Nf6 2. Nc3 c5 3. g3 e6 4. e4 d5 5. e5 d4 6. exf6 dxc3 7. bxc3 Qxf6 8. Bg2 Bd6 9. Ne2 O-O 10. O-O Nc6 11. Bb2 Bd7 12. d4 Rad8 13. d5 Ne5 14. Qb3 b6 15. Rad1 Bc8 16. Qa4 Qe7 17. Rfe1 Qd7 18. Qb3 Ba6 19. Nf4 Bxc4 20. Qc2 exd5 21. Bxd5 Bxd5 22. Nxd5 Nf3+ 23. Kg2 Nxe1+ 24. Rxe1 Bxg3 25. Ne7+ Kh8 26. hxg3 Rfe8 *", + "Moves": "c2h7 h8h7 e1h1 d7h3 h1h3", + "MovesSAN": "Qxh7+ Kxh7 Rh1+ Qh3+ Rxh3#", + "Themes": "anastasiaMate attraction long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "k3r3/2Q5/p7/P4p1q/5Bn1/6P1/1PP1r2P/5R1K w - - 3 37", + "PGN": "1. e4 d5 2. Nf3 Nc6 3. exd5 Qxd5 4. d4 Bg4 5. Be2 e5 6. Nc3 Qa5 7. d5 O-O-O 8. Bd2 e4 9. dxc6 exf3 10. gxf3 Bf5 11. cxb7+ Kb8 12. O-O Bh3 13. Ne4 Qb6 14. Re1 f5 15. Ng3 h5 16. a4 h4 17. a5 Qg6 18. Bf1 Bxf1 19. Rxf1 hxg3 20. fxg3 Qh5 21. Qe2 Bc5+ 22. Kh1 Nf6 23. Rf2 Rhe8 24. Qf1 Bxf2 25. Qxf2 g5 26. Be3 a6 27. Ba7+ Kxb7 28. Be3 Re6 29. f4 gxf4 30. Qg2+ c6 31. Bxf4 Ng4 32. Rf1 Rde8 33. Qd2 Re2 34. Qd7+ Ka8 35. Qxc6+ Ka7 36. Qc7+ Ka8 *", + "Moves": "c7c6 a8a7 c6b6 a7a8 b6a6", + "MovesSAN": "Qc6+ Ka7 Qb6+ Ka8 Qxa6#", + "Themes": "deflection exposedKing long mate mateIn3 middlegame" + }, + { + "FEN": "r4r1k/p3R2p/3Q2p1/1p3q2/1P6/2P5/P4PPP/3R2K1 b - - 2 27", + "PGN": "1. e4 d6 2. Nf3 e5 3. c3 Bg4 4. d4 Nc6 5. Be2 Nge7 6. O-O g6 7. dxe5 Nxe5 8. Bg5 Bg7 9. Nbd2 O-O 10. Nxe5 Bxe2 11. Qxe2 Bxe5 12. Nf3 Bg7 13. Rad1 f6 14. Bh4 Qd7 15. Qc4+ Kh8 16. Rfe1 Nc6 17. b4 Ne5 18. Nxe5 fxe5 19. Bg3 Bh6 20. Bxe5+ Bg7 21. Bxg7+ Kxg7 22. e5 b5 23. Qd4 Kg8 24. Qd5+ Kh8 25. exd6 cxd6 26. Qxd6 Qf5 27. Re7 *", + "Moves": "f5f2 g1h1 f2f1 d1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "8/5k2/pB3r2/P5Q1/2p3p1/1qP1R1P1/1P6/2K5 b - - 0 57", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. Nc3 d6 6. Be3 Be7 7. Bc4 Nf6 8. f3 O-O 9. Qd2 a6 10. O-O Ne5 11. Bb3 b5 12. f4 Nc4 13. Bxc4 bxc4 14. f5 e5 15. Nc6 Qd7 16. Nb4 Bb7 17. a4 Nxe4 18. Nxe4 Bxe4 19. a5 Bxf5 20. c3 Be6 21. Rad1 Rfd8 22. Bb6 Rdc8 23. Kh1 Bg4 24. Rde1 Qe6 25. Nd5 Re8 26. Nc7 Qc8 27. Nxe8 Qxe8 28. Qd5 Be6 29. Qe4 Bf6 30. Rd1 d5 31. Qc2 Qd7 32. Qf2 d4 33. Qg3 d3 34. Rxf6 Qd5 35. Rf2 e4 36. Qe3 Bg4 37. Rdd2 Re8 38. Rf4 Qg5 39. Kg1 Be2 40. Kf2 f5 41. g3 h6 42. h4 Qf6 43. Bd4 Qe6 44. Rxe2 dxe2 45. Kxe2 g5 46. hxg5 hxg5 47. Rf1 Qh6 48. Rxf5 Qh2+ 49. Rf2 Qh5+ 50. Kd2 g4 51. Bb6 Re6 52. Kc2 Qb5 53. Qc5 Qb3+ 54. Kc1 e3 55. Re2 Rf6 56. Qg5+ Kf7 57. Rxe3 *", + "Moves": "f6f1 e3e1 f1e1 c1d2 b3d1", + "MovesSAN": "Rf1+ Re1 Rxe1+ Kd2 Qd1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "5b2/5N1p/5n2/1R4pk/P4p2/8/2P2PPK/4r3 w - - 0 37", + "PGN": "1. e4 g6 2. Nf3 Bg7 3. Bc4 e6 4. d4 c6 5. d5 cxd5 6. exd5 Ne7 7. Nc3 O-O 8. dxe6 dxe6 9. Bg5 Qe8 10. Bb5 Bd7 11. Bxd7 Nxd7 12. O-O Rd8 13. Qe2 Rc8 14. Rfe1 Nc5 15. Qb5 b6 16. Qxe8 Rcxe8 17. Ne5 f6 18. Nd7 Nxd7 19. Bh4 Nf5 20. Bg3 Nxg3 21. hxg3 f5 22. Nb5 Bxb2 23. Rab1 Bg7 24. Nxa7 Nc5 25. Rxb6 e5 26. Nb5 f4 27. gxf4 exf4 28. Rxe8 Rxe8 29. Nd6 Re1+ 30. Kh2 Nd7 31. Rb7 Nf6 32. Rb8+ Bf8 33. a4 Kg7 34. Rb7+ Kh6 35. Nf7+ Kh5 36. Rb5+ g5 *", + "Moves": "b5g5 h5h4 g2g3 f4g3 f2g3", + "MovesSAN": "Rxg5+ Kh4 g3+ fxg3+ fxg3#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "6k1/2p2p2/2P2Bp1/p6p/5P1K/P4b1P/6r1/1R1q4 w - - 0 39", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. d4 e5 4. Nf3 e4 5. c4 Bb4+ 6. Nc3 Bxc3+ 7. bxc3 Qa5 8. Ne5 Qxc3+ 9. Qd2 Qxd2+ 10. Bxd2 Nf6 11. c5 O-O 12. Bc4 Be6 13. d5 Bf5 14. O-O Nbd7 15. Nxd7 Nxd7 16. c6 bxc6 17. dxc6 Ne5 18. Bd5 Rad8 19. f4 Nd3 20. Bc4 Rd6 21. Bxd3 Rxd3 22. Bb4 Rb8 23. a3 g6 24. h3 h5 25. Rfd1 Rb6 26. Rxd3 exd3 27. Rc1 Rb5 28. Kf2 Rd5 29. Ke3 a5 30. Be7 Rb5 31. Kf3 Rb3 32. Ke3 Rb2 33. Bf6 Re2+ 34. Kf3 Be4+ 35. Kg3 Rxg2+ 36. Kh4 d2 37. Rd1 Bf3 38. Rb1 d1=Q *", + "Moves": "b1b8 d1d8 b8d8 g8h7 d8h8", + "MovesSAN": "Rb8+ Qd8 Rxd8+ Kh7 Rh8#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "8/1R6/4k1n1/5Np1/4P3/1P3P2/r4P1P/6K1 b - - 2 40", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. O-O Bg7 5. Re1 d6 6. c3 Bd7 7. d4 cxd4 8. cxd4 Qb6 9. Nc3 a6 10. Nd5 Qd8 11. Bc4 b5 12. Bb3 e6 13. Nf4 Nge7 14. d5 Ne5 15. dxe6 fxe6 16. Qxd6 Nxf3+ 17. gxf3 Bc8 18. Qxd8+ Kxd8 19. Bxe6 g5 20. Bxc8 Kxc8 21. Ne6 Be5 22. Be3 Kd7 23. Nc5+ Ke8 24. Rad1 Rd8 25. Rxd8+ Kxd8 26. Rd1+ Ke8 27. b3 a5 28. Bd4 Bxd4 29. Rxd4 Kf7 30. Rd7 Rc8 31. Nb7 Rc2 32. Nxa5 Ke6 33. Rb7 Rxa2 34. Rxb5 h6 35. Nc4 Kf7 36. Ne5+ Kg7 37. Rb7 Kf6 38. Ng4+ Ke6 39. Nxh6 Ng6 40. Nf5 *", + "Moves": "a2a1 g1g2 g6f4 g2g3 a1g1", + "MovesSAN": "Ra1+ Kg2 Nf4+ Kg3 Rg1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "2r3k1/pR3ppp/4p3/4P3/5B2/2r2N2/P4PPP/6K1 b - - 0 23", + "PGN": "1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. d4 cxd4 5. Nf3 Nc6 6. cxd4 d6 7. Bc4 Nb6 8. Bb5 Bd7 9. Nc3 e6 10. O-O dxe5 11. dxe5 Be7 12. Bf4 O-O 13. Rc1 Nb4 14. Bxd7 Qxd7 15. Qxd7 Nxd7 16. Rfd1 Nc5 17. Rd4 Ncd3 18. Rd1 Nxb2 19. R1d2 Rac8 20. Rxb2 Rxc3 21. Rdxb4 Bxb4 22. Rxb4 Rfc8 23. Rxb7 *", + "Moves": "c3c1 f4c1 c8c1 f3e1 c1e1", + "MovesSAN": "Rc1+ Bxc1 Rxc1+ Ne1 Rxe1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "3r2k1/1p3pp1/5q2/Q6R/1P6/P6P/5PP1/6K1 b - - 0 40", + "PGN": "1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Nf3 Bg4 5. Be2 e6 6. h3 Bh5 7. O-O Be7 8. exd6 cxd6 9. c4 Nb6 10. Nc3 O-O 11. b3 N8d7 12. Bb2 Rc8 13. Ne4 a6 14. d5 exd5 15. cxd5 Nf6 16. Qd4 Nbxd5 17. Rad1 Bg6 18. Ng3 Qb6 19. Qd2 Rfe8 20. Bc4 Nb4 21. Bd4 Qc7 22. Qxb4 d5 23. Qc3 dxc4 24. b4 Nd5 25. Qa1 Bf6 26. a3 c3 27. Bxf6 Nxf6 28. Rc1 Ne4 29. Nxe4 Bxe4 30. Nd4 Qc4 31. Rfd1 Rcd8 32. Qxc3 Qd5 33. Ne2 Qg5 34. Ng3 Bg6 35. Qc7 h5 36. Rxd8 Rxd8 37. Rc5 Qf6 38. Nxh5 Bxh5 39. Rxh5 a5 40. Qxa5 *", + "Moves": "d8d1 g1h2 f6f4 g2g3 f4f2", + "MovesSAN": "Rd1+ Kh2 Qf4+ g3 Qxf2#", + "Themes": "endgame long master mate mateIn3" + }, + { + "FEN": "r4bk1/p4ppp/1q2r3/3pP3/2p2Qn1/8/1P4PP/1R3R1K w - - 0 30", + "PGN": "1. e4 e5 2. Nf3 d6 3. Bc4 Be6 4. Bb5+ Nd7 5. d3 c6 6. Ba4 b5 7. Bb3 Bxb3 8. axb3 Be7 9. c3 Ngf6 10. O-O O-O 11. Nbd2 Qc7 12. Re1 c5 13. Nf1 c4 14. bxc4 bxc4 15. d4 exd4 16. cxd4 d5 17. e5 Ne4 18. Ng3 Nxg3 19. fxg3 Rfe8 20. Bf4 Qd8 21. Rf1 Nf8 22. Nh4 Ne6 23. Nf5 Bf8 24. Qg4 Qb6 25. Rab1 Nxd4 26. Bh6 Nxf5+ 27. Kh1 Nxh6 28. Qf4 Re6 29. g4 Nxg4 *", + "Moves": "f4f7 g8h8 f7f8 a8f8 f1f8", + "MovesSAN": "Qxf7+ Kh8 Qxf8+ Rxf8 Rxf8#", + "Themes": "backRankMate deflection long mate mateIn3 middlegame" + }, + { + "FEN": "5R2/8/3pR3/3k4/8/pP4r1/P1P5/1K6 b - - 0 40", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 d6 5. Nc3 Nf6 6. Be2 g6 7. Be3 Bg7 8. f3 O-O 9. Qd2 a6 10. O-O-O Nxd4 11. Bxd4 Be6 12. Kb1 b5 13. g4 b4 14. Nd5 Bxd5 15. exd5 a5 16. g5 Nh5 17. Bxg7 Nxg7 18. h4 a4 19. Qxb4 a3 20. b3 Nf5 21. Bd3 Ng3 22. Rh3 Nh5 23. f4 Qd7 24. Rh2 Qg4 25. Be2 Qxf4 26. Qxf4 Nxf4 27. Bf3 Rac8 28. h5 Rc3 29. Be4 f5 30. gxf6 Rxf6 31. hxg6 Nxg6 32. Rdh1 Re3 33. Bxg6 Rxg6 34. Rxh7 Reg3 35. Rh8+ Kg7 36. R1h7+ Kf6 37. Rf8+ Ke5 38. Rxe7+ Kxd5 39. Re1 Re6 40. Rxe6 *", + "Moves": "g3g1 f8f1 g1f1 e6e1 f1e1", + "MovesSAN": "Rg1+ Rf1 Rxf1+ Re1 Rxe1#", + "Themes": "endgame long mate mateIn3 rookEndgame" + }, + { + "FEN": "1r3rk1/5p1p/p1p1N1p1/3pNn2/3P4/3R4/P3RPPP/6K1 b - - 0 21", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. c3 e6 4. d4 cxd4 5. cxd4 d5 6. Nc3 g6 7. Bg5 Be7 8. Bxe7 Ngxe7 9. Bb5 a6 10. exd5 exd5 11. Bxc6+ bxc6 12. Qe2 Be6 13. Ne5 O-O 14. O-O Qc7 15. Rfe1 Nf5 16. Rad1 Rab8 17. Rd3 Qb6 18. Na4 Qb4 19. Nc5 Qxb2 20. Nxe6 Qxe2 21. Rxe2 *", + "Moves": "b8b1 d3d1 b1d1 e2e1 d1e1", + "MovesSAN": "Rb1+ Rd1 Rxd1+ Re1 Rxe1#", + "Themes": "backRankMate long mate mateIn3 middlegame" + }, + { + "FEN": "6k1/1R3p2/1p5p/2p1KB2/2b3P1/p1P5/1r6/8 w - - 0 38", + "PGN": "1. c4 Nf6 2. Nc3 g6 3. d4 Bg7 4. Bg5 h6 5. Bxf6 Bxf6 6. e4 d6 7. Nf3 O-O 8. e5 dxe5 9. dxe5 Qxd1+ 10. Rxd1 Bg7 11. Be2 Nc6 12. a3 Nxe5 13. Nxe5 Bxe5 14. O-O Bxc3 15. bxc3 Be6 16. Rd4 c5 17. Re4 Rad8 18. Rd1 Rxd1+ 19. Bxd1 Rd8 20. Be2 Rd2 21. Kf1 Ra2 22. g3 Rxa3 23. Re3 Bh3+ 24. Ke1 Ra1+ 25. Kd2 Ra2+ 26. Kd3 Ra1 27. f4 Rh1 28. g4 Rxh2 29. Bf3 b6 30. Rxe7 Ra2 31. Be4 Bf1+ 32. Ke3 Bxc4 33. f5 gxf5 34. Bxf5 a5 35. Rb7 Rb2 36. Kf4 a4 37. Ke5 a3 *", + "Moves": "e5f6 b2e2 b7b8 e2e8 b8e8", + "MovesSAN": "Kf6 Re2 Rb8+ Re8 Rxe8#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "6k1/3R2pp/p4q2/2p5/4Q3/1P6/P1P2PPP/6K1 b - - 0 29", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 4. Bxc6+ bxc6 5. d4 exd4 6. Nxd4 Bb7 7. O-O c5 8. Qe2 a6 9. Nf3 Nf6 10. Nc3 Be7 11. e5 Ng4 12. exd6 cxd6 13. Ng5 Ne5 14. Nge4 O-O 15. Bf4 f6 16. Rad1 Qb6 17. b3 Rad8 18. Bxe5 fxe5 19. Nd5 Bxd5 20. Rxd5 Qb7 21. Rfd1 Rf4 22. Nxd6 Qc6 23. Qxe5 Bxd6 24. Rxd6 Rxd6 25. Rxd6 Re4 26. Rd8+ Kf7 27. Qf5+ Qf6 28. Rd7+ Kg8 29. Qxe4 *", + "Moves": "f6a1 d7d1 a1d1 e4e1 d1e1", + "MovesSAN": "Qa1+ Rd1 Qxd1+ Qe1 Qxe1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "2rr4/ppQ2ppp/3Pp3/2n5/k1p5/2K2n2/P4PPP/1R6 w - - 2 27", + "PGN": "1. d4 c6 2. Nf3 d5 3. Nc3 Bg4 4. e3 Bxf3 5. Qxf3 e6 6. Bd3 Nf6 7. e4 c5 8. e5 c4 9. Be2 Nfd7 10. Bg5 Nc6 11. Bxd8 Nxd4 12. Qh3 Nxc2+ 13. Kf1 Nxa1 14. Nb5 Kxd8 15. Nd6 Bxd6 16. exd6 Nc5 17. Qh4+ Kd7 18. Qe7+ Kc6 19. b3 Kb5 20. bxc4+ dxc4 21. Bf3 Rhd8 22. Ke2 Nc2 23. Rb1+ Ka4 24. Qc7 Nd4+ 25. Kd2 Nxf3+ 26. Kc3 Rac8 *", + "Moves": "b1b4 a4a3 c7a5 c5a4 b4a4", + "MovesSAN": "Rb4+ Ka3 Qa5+ Na4+ Rxa4#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "7k/1R6/7p/1p4pK/8/7P/7r/8 w - - 2 49", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 4. O-O Bd7 5. d4 exd4 6. Nxd4 Nxd4 7. Bxd7+ Qxd7 8. Qxd4 Nf6 9. Re1 Be7 10. e5 dxe5 11. Qxd7+ Nxd7 12. Nc3 O-O 13. Be3 f6 14. Rad1 Nb6 15. Bxb6 axb6 16. a3 c5 17. Nd5 Bd8 18. Rd3 b5 19. Rc3 c4 20. Rg3 Ra5 21. b4 cxb3 22. cxb3 Rxa3 23. b4 Rxg3 24. fxg3 Re8 25. Re4 f5 26. Re2 e4 27. Kf2 Re5 28. Nc3 e3+ 29. Kf3 Bb6 30. g4 fxg4+ 31. Kxg4 h6 32. Kf4 Re6 33. Nxb5 g5+ 34. Kf3 Re5 35. Nc3 Bd4 36. Nd1 Rb5 37. Nxe3 Bxe3 38. Rxe3 Rxb4 39. Re8+ Kf7 40. Rb8 Rb2 41. h3 b5 42. Rb7+ Kg6 43. Rb6+ Kg7 44. Rb7+ Kf8 45. Rb8+ Kg7 46. Rb7+ Kh8 47. Kg4 Rxg2+ 48. Kh5 Rh2 *", + "Moves": "h5g6 h2c2 b7b8 c2c8 b8c8", + "MovesSAN": "Kg6 Rc2 Rb8+ Rc8 Rxc8#", + "Themes": "endgame exposedKing long mate mateIn3 rookEndgame" + }, + { + "FEN": "2k1r3/ppn3Q1/7p/7P/8/2P5/PP3qP1/2KR4 w - - 0 33", + "PGN": "1. e4 c6 2. Nf3 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Qe2 Bf5 6. Ng3 Bg6 7. d4 e6 8. h4 h6 9. h5 Bh7 10. c3 Bd6 11. Ne5 Nbd7 12. Nc4 Bc7 13. Qf3 Qe7 14. Bf4 Nb6 15. Ne5 Nfd7 16. Bd3 Bxd3 17. Nxd3 Bxf4 18. Qxf4 Nd5 19. Qg4 O-O-O 20. O-O-O f5 21. Qf3 Qd6 22. Ne2 Rhe8 23. Rhe1 c5 24. dxc5 Nxc5 25. Nxc5 Qxc5 26. Nd4 Qb6 27. Nxe6 Rxe6 28. Qxf5 Nc7 29. Rxd8+ Kxd8 30. Qf8+ Re8 31. Rd1+ Kc8 32. Qxg7 Qxf2 *", + "Moves": "g7d7 c8b8 d7d8 e8d8 d1d8", + "MovesSAN": "Qd7+ Kb8 Qd8+ Rxd8 Rxd8#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "6r1/p7/4rk2/3Q4/5pp1/2PP3P/P1P2PPK/8 b - - 2 29", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nc3 Nc6 4. Bb5 Bb4 5. Bxc6 dxc6 6. O-O Bxc3 7. bxc3 Nxe4 8. Re1 f5 9. d3 Nd6 10. Rxe5+ Kf7 11. Ng5+ Kg8 12. Bf4 h6 13. Ne6 Bxe6 14. Rxe6 Kf7 15. Re3 g5 16. Qh5+ Kg7 17. Bxd6 Qxd6 18. Rae1 Qf6 19. Re7+ Kf8 20. Rxc7 Rg8 21. Ree7 Qxe7 22. Rxe7 Kxe7 23. Qxh6 Rae8 24. h3 f4 25. Qh7+ Kf6 26. Qxb7 Re1+ 27. Kh2 g4 28. Qxc6+ Re6 29. Qd5 *", + "Moves": "g4g3 f2g3 f4g3 h2g1 e6e1", + "MovesSAN": "g3+ fxg3 fxg3+ Kg1 Re1#", + "Themes": "endgame long mate mateIn3 queenRookEndgame" + }, + { + "FEN": "5rk1/5q1p/p5p1/8/P3Q3/4P3/1P4PP/2R3K1 b - - 0 32", + "PGN": "1. d4 c6 2. c4 d5 3. Nc3 Nf6 4. Bg5 g6 5. Nf3 e6 6. e3 Bg7 7. Be2 Qc7 8. Bf4 Qd7 9. O-O O-O 10. Ne5 Qe7 11. c5 Nbd7 12. Nf3 Ne4 13. Bd6 Nxd6 14. cxd6 Qxd6 15. Qb3 b6 16. Rac1 Nf6 17. Bd3 c5 18. dxc5 bxc5 19. Nb5 Qd7 20. Ne5 Qe7 21. Qa3 Ne4 22. f4 Bxe5 23. fxe5 a6 24. Bxe4 dxe4 25. Nd6 f6 26. Qxc5 fxe5 27. Qxe5 Bb7 28. Nxb7 Qxb7 29. Qxe6+ Rf7 30. Rxf7 Qxf7 31. Qxe4 Rf8 32. a4 *", + "Moves": "f7f2 g1h1 f2f1 c1f1 f8f1", + "MovesSAN": "Qf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "4r3/pr3k1p/2q1pp2/4n3/8/3QB2P/P4P2/4R1K1 w - - 1 31", + "PGN": "1. e4 c6 2. Nc3 d5 3. Nf3 dxe4 4. Nxe4 Nf6 5. Nxf6+ exf6 6. Bc4 Bd6 7. d4 O-O 8. O-O Re8 9. Re1 Nd7 10. c3 Nf8 11. Be3 Bg4 12. Qb3 Qd7 13. Nd2 Qc7 14. h3 Bf5 15. d5 Ng6 16. dxc6 bxc6 17. g4 Be6 18. Bxe6 fxe6 19. Nf3 Kf7 20. g5 Bf4 21. gxf6 gxf6 22. Nd4 c5 23. Nb5 Qc6 24. Rad1 Rab8 25. Nd6+ Bxd6 26. Qa3 Rb7 27. b4 cxb4 28. cxb4 Bxb4 29. Qd3 Bxe1 30. Rxe1 Ne5 *", + "Moves": "d3h7 f7f8 e3h6 b7g7 h7g7", + "MovesSAN": "Qxh7+ Kf8 Bh6+ Rg7+ Qxg7#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "r5k1/p7/2p3pQ/3p3B/4p3/2Pq4/PP4PR/K4R2 b - - 0 27", + "PGN": "1. Nf3 d5 2. d4 Nc6 3. Bf4 Nf6 4. Nc3 e6 5. e3 Bd6 6. Bg3 e5 7. dxe5 Ne4 8. exd6 cxd6 9. Nxd5 Nxg3 10. hxg3 Be6 11. Nf4 Qf6 12. Nxe6 fxe6 13. c3 O-O 14. Bd3 g6 15. Qc2 d5 16. O-O-O e5 17. Be2 e4 18. Nd4 Qxf2 19. Nxc6 bxc6 20. Rh2 Qxe3+ 21. Kb1 Qxg3 22. Rdh1 h5 23. Qd2 Rf5 24. Qh6 Rf6 25. Bxh5 Qd3+ 26. Ka1 Rf1+ 27. Rxf1 *", + "Moves": "d3f1 h5d1 f1d1 h6c1 d1c1", + "MovesSAN": "Qxf1+ Bd1 Qxd1+ Qc1 Qxc1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "1r4k1/2R3P1/p7/2p4R/2P5/K2p4/P1r4P/8 b - - 10 47", + "PGN": "1. e4 e5 2. c4 Nc6 3. Nc3 Nf6 4. Nf3 Bc5 5. d3 Ng4 6. Be3 Bxe3 7. fxe3 Nxe3 8. Qe2 Nd4 9. Nxd4 exd4 10. Nb5 c5 11. Nd6+ Ke7 12. Nf5+ Nxf5 13. exf5+ Kf8 14. Qd2 d5 15. O-O-O dxc4 16. dxc4 Bxf5 17. Bd3 Bxd3 18. Qxd3 Qg5+ 19. Rd2 g6 20. Qf3 Rb8 21. Rf1 Qe7 22. Re2 Qd7 23. Ref2 f5 24. g4 Kg7 25. Rg1 Rhe8 26. gxf5 Kh8 27. fxg6 h6 28. Qf6+ Qg7 29. Qxg7+ Kxg7 30. Rf7+ Kg8 31. Rgf1 a6 32. Rh7 Re6 33. Rxh6 Kg7 34. Rh5 b6 35. Rg1 d3 36. Kd2 Rd8 37. Rh7+ Kg8 38. Rg2 b5 39. Rc7 Re5 40. b3 bxc4 41. bxc4 Rd4 42. g7 Re8 43. Rg5 Re2+ 44. Kc3 Rd8 45. Rh5 Rc2+ 46. Kb3 Rb8+ 47. Ka3 *", + "Moves": "c2c3 a3a4 b8b4 a4a5 c3a3", + "MovesSAN": "Rc3+ Ka4 Rb4+ Ka5 Ra3#", + "Themes": "endgame exposedKing long mate mateIn3 rookEndgame" + }, + { + "FEN": "6k1/5ppp/3rp3/8/2r3P1/3P1P2/2P3K1/1R6 w - - 0 33", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd8 4. Nf3 Nf6 5. Bc4 e6 6. Qe2 Be7 7. Ne4 O-O 8. Nxf6+ Bxf6 9. Ne5 b6 10. d3 Bb7 11. O-O Qd4 12. Nf3 Qd6 13. Rb1 Nd7 14. b3 Ne5 15. Nxe5 Bxe5 16. Bb2 Bxh2+ 17. Kh1 Qf4 18. f3 Qh4 19. g4 Be5+ 20. Kg1 Qg3+ 21. Qg2 Qxg2+ 22. Kxg2 Bxb2 23. Rxb2 Rad8 24. a4 c5 25. b4 cxb4 26. Rxb4 Rd6 27. a5 Rc8 28. axb6 axb6 29. Rfb1 b5 30. Rxb5 Ba6 31. R5b4 Bxc4 32. Rxc4 Rxc4 *", + "Moves": "b1b8 c4c8 b8c8 d6d8 c8d8", + "MovesSAN": "Rb8+ Rc8 Rxc8+ Rd8 Rxd8#", + "Themes": "backRankMate endgame long mate mateIn3 rookEndgame" + }, + { + "FEN": "3r2k1/p1p2p1p/5Q2/1p6/6P1/3r1N1P/bPK2P2/7R b - - 0 23", + "PGN": "1. e4 d5 2. Nc3 dxe4 3. Nxe4 Nf6 4. Nc3 e5 5. Be2 Nc6 6. d3 Bc5 7. Nf3 Be6 8. h3 O-O 9. Bd2 Nd4 10. Qc1 Nxe2 11. Nxe2 e4 12. Bg5 Qd7 13. Bxf6 gxf6 14. Qh6 exd3 15. O-O-O Rad8 16. Nc3 b5 17. Ne4 Qc6 18. Nxc5 Qxc5 19. Rxd3 Rxd3 20. Qf4 Qxc2+ 21. Kxc2 Rfd8 22. Qxf6 Bxa2 23. g4 *", + "Moves": "a2b3 c2b1 d3d1 h1d1 d8d1", + "MovesSAN": "Bb3+ Kb1 Rd1+ Rxd1 Rxd1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "r7/4R3/6Q1/p2P3p/P2qN2k/2N5/1r3RPP/7K b - - 0 31", + "PGN": "1. d4 c6 2. e4 b5 3. c4 a5 4. cxb5 cxb5 5. Bxb5 Qb6 6. Nc3 g6 7. Be3 Bg7 8. Nge2 Nf6 9. O-O O-O 10. Qd2 d6 11. a4 Bb7 12. d5 Qc7 13. Bh6 Na6 14. Bxg7 Kxg7 15. Rac1 Nc5 16. Bc4 h5 17. f4 Rfb8 18. e5 dxe5 19. fxe5 Qxe5 20. Rce1 Qd6 21. Ng3 Ba6 22. Bxa6 Qxa6 23. Qg5 Rxb2 24. Rxe7 Qd3 25. Qxf6+ Kh6 26. Qxf7 Qd4+ 27. Kh1 Nd3 28. Qh7+ Kg5 29. Nge4+ Kh4 30. Qxg6 Nf2+ 31. Rxf2 *", + "Moves": "b2b1 c3b1 d4d1 f2f1 d1f1", + "MovesSAN": "Rb1+ Nxb1 Qd1+ Rf1 Qxf1#", + "Themes": "fork long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "1k1n3r/Rb1qb3/Qp1p1p1p/1PrPp1p1/4P3/7P/2PN1PPB/R5K1 w - - 2 29", + "PGN": "1. e4 b6 2. d4 Bb7 3. Nc3 Nf6 4. Bd3 e6 5. Nf3 d6 6. Bg5 Be7 7. a3 h6 8. Bh4 Nc6 9. Qe2 g5 10. Bg3 Qd7 11. h3 O-O-O 12. b4 Rde8 13. b5 Nd8 14. a4 Kb8 15. O-O Reg8 16. a5 Nh5 17. Bh2 Nf4 18. Qd2 Nxd3 19. Qxd3 Ba8 20. axb6 cxb6 21. Ra2 f6 22. Rfa1 e5 23. Rxa7 Bb7 24. d5 Nf7 25. Qc4 Rc8 26. Qa4 Nd8 27. Nd2 Rxc3 28. Qa6 Rc5 *", + "Moves": "a6b6 b8c8 a7a8 b7a8 a1a8", + "MovesSAN": "Qxb6 Kc8 Ra8+ Bxa8 Rxa8#", + "Themes": "exposedKing long mate mateIn3 middlegame queensideAttack" + }, + { + "FEN": "r4b1k/1q5p/p3pp2/3bB3/2pP3Q/8/P5PP/5RK1 w - - 0 28", + "PGN": "1. e4 c5 2. Nc3 d6 3. f4 Nc6 4. Nf3 Nf6 5. Bb5 a6 6. Bxc6+ bxc6 7. O-O e6 8. d3 Be7 9. Be3 d5 10. exd5 cxd5 11. Ne2 Bb7 12. Ng3 d4 13. Bd2 Qc7 14. Qe2 Nd5 15. Ne5 O-O 16. c4 dxc3 17. bxc3 f6 18. c4 fxe5 19. cxd5 exf4 20. Nh5 Bxd5 21. Bxf4 Qb6 22. Be5 c4+ 23. d4 Rxf1+ 24. Rxf1 Bf8 25. Qg4 Qb7 26. Nf6+ Kh8 27. Qh4 gxf6 *", + "Moves": "h4f6 f8g7 f6f8 a8f8 f1f8", + "MovesSAN": "Qxf6+ Bg7 Qf8+ Rxf8 Rxf8#", + "Themes": "long mate mateIn3 middlegame pin sacrifice" + }, + { + "FEN": "8/p5pk/7p/1P1QN1bP/3P4/P3PK2/6P1/4q3 b - - 2 35", + "PGN": "1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Qd7 5. Nf3 Nc6 6. Be3 cxd4 7. cxd4 Nge7 8. Nc3 Ng6 9. h4 Bb4 10. h5 Nge7 11. a3 Ba5 12. Rc1 Nf5 13. b4 Bb6 14. Bd3 Nxe3 15. fxe3 h6 16. Nb5 O-O 17. Nd6 f6 18. b5 Ne7 19. Nxc8 Raxc8 20. exf6 Rxc1 21. Qxc1 Rxf6 22. O-O Qd6 23. Ne5 Nf5 24. Qc8+ Bd8 25. Bxf5 exf5 26. Rxf5 Rxf5 27. Qxf5 Bf6 28. Qc8+ Kh7 29. Ng6 Qd8 30. Qxb7 Qe8 31. Kf2 Bg5 32. Ne5 Qf8+ 33. Kg3 Qf1 34. Qxd5 Qe1+ 35. Kf3 *", + "Moves": "e1e3 f3g4 e3f4 g4h3 f4h4", + "MovesSAN": "Qxe3+ Kg4 Qf4+ Kh3 Qh4#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "Qb1k2r1/5p2/2p2pr1/3q4/3P4/5N2/PP5P/2R2R1K b - - 5 26", + "PGN": "1. e4 c6 2. Nf3 d5 3. exd5 cxd5 4. d4 e6 5. c3 Nc6 6. Bb5 Nf6 7. Ne5 Bd7 8. Nxd7 Qxd7 9. O-O a6 10. Bxc6 bxc6 11. Bg5 Bd6 12. Bxf6 gxf6 13. Qg4 O-O-O 14. Nd2 Rdg8 15. Qf3 Rg6 16. c4 Rhg8 17. g3 h5 18. cxd5 exd5 19. Rac1 h4 20. Qxd5 Kd8 21. Qa5+ Bc7 22. Qxa6 hxg3 23. fxg3 Bxg3 24. Qa8+ Bb8+ 25. Kh1 Qd5+ 26. Nf3 *", + "Moves": "g6g1 f1g1 d5f3 g1g2 f3g2", + "MovesSAN": "Rg1+ Rxg1 Qxf3+ Rg2 Qxg2#", + "Themes": "deflection long mate mateIn3 middlegame pin sacrifice" + }, + { + "FEN": "7k/4R3/8/2p1p1K1/3bP2P/3P2P1/P1r2p2/8 w - - 0 40", + "PGN": "1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Nxd7 5. O-O g6 6. Nc3 Ngf6 7. d3 Bg7 8. Bg5 O-O 9. Re1 h6 10. Bh4 Ne5 11. Nxe5 dxe5 12. Qf3 Nh5 13. Nd5 g5 14. Bxg5 hxg5 15. Qxh5 e6 16. Ne3 f5 17. Rad1 Rf6 18. Qxg5 f4 19. Nc4 f3 20. g3 Rh6 21. Qxd8+ Rxd8 22. Nxe5 Bxe5 23. h4 Bxb2 24. Rb1 Bc3 25. Re3 Rf6 26. Rxb7 Bd4 27. Re1 Ra8 28. Reb1 Rff8 29. Re7 e5 30. Rbb7 Rfe8 31. Rg7+ Kh8 32. Rgd7 Red8 33. Rxa7 Rxa7 34. Rxa7 Rb8 35. Kh2 Rb2 36. Kh3 Bxf2 37. Re7 Bd4 38. Kg4 Rxc2 39. Kg5 f2 *", + "Moves": "g5g6 f2f1q e7e8 f1f8 e8f8", + "MovesSAN": "Kg6 f1=Q Re8+ Qf8 Rxf8#", + "Themes": "endgame exposedKing long mate mateIn3" + }, + { + "FEN": "6k1/2Rn1ppp/8/5K2/3r4/8/P4P2/5R2 b - - 0 31", + "PGN": "1. Nf3 Nf6 2. d4 d5 3. c4 Bf5 4. cxd5 Nxd5 5. Nc3 e6 6. e4 Nxc3 7. bxc3 Bxe4 8. Nd2 Bc6 9. Bd3 Bxg2 10. Rg1 Bc6 11. Nc4 Qh4 12. Ne5 Qxh2 13. Rf1 Nd7 14. Nxc6 bxc6 15. Qf3 Qd6 16. Bf4 Qa3 17. Qxc6 Rb8 18. Bb5 Rxb5 19. Qxb5 Qxc3+ 20. Ke2 Qc2+ 21. Bd2 Qe4+ 22. Be3 Qc2+ 23. Kf3 Qf5+ 24. Qxf5 exf5 25. Rab1 Bd6 26. Rb7 O-O 27. Rxa7 Re8 28. Bf4 Bxf4 29. Kxf4 Re4+ 30. Kxf5 Rxd4 31. Rxc7 *", + "Moves": "g7g6 f5g5 f7f6 g5h6 d4h4", + "MovesSAN": "g6+ Kg5 f6+ Kh6 Rh4#", + "Themes": "endgame long master mate mateIn3" + }, + { + "FEN": "2q3k1/p4pp1/7p/4Q3/2rpb3/1N4P1/PP1RPP1P/6K1 b - - 0 32", + "PGN": "1. Nf3 c5 2. g3 e6 3. Bg2 Nf6 4. O-O d5 5. d4 Nc6 6. c4 dxc4 7. Qa4 Bd7 8. Qxc4 b5 9. Qc2 cxd4 10. Rd1 e5 11. Qb3 Be7 12. Qxb5 Rb8 13. Qc4 Rb4 14. Qc2 O-O 15. Nbd2 Qc8 16. Nb3 Be6 17. Ng5 Rc4 18. Qd3 Nb4 19. Qd2 Rc2 20. Qe1 h6 21. Ne4 Nxe4 22. Bxe4 Rc7 23. Bd2 Nc2 24. Bxc2 Rxc2 25. Rac1 Re8 26. Bb4 Bf5 27. Bxe7 Rxe7 28. Qb4 Rec7 29. Rxc2 Rxc2 30. Rd2 Rc4 31. Qd6 Be4 32. Qxe5 *", + "Moves": "c4c1 b3c1 c8c1 d2d1 c1d1", + "MovesSAN": "Rc1+ Nxc1 Qxc1+ Rd1 Qxd1#", + "Themes": "endgame fork long mate mateIn3 sacrifice" + }, + { + "FEN": "4r1k1/1pp2ppp/3p4/p7/P3r3/3qP3/1P3QPP/5RK1 w - - 0 24", + "PGN": "1. e4 e5 2. Nf3 Bc5 3. Be2 Nc6 4. c3 d6 5. d4 exd4 6. cxd4 Bb6 7. Be3 Nf6 8. Nc3 O-O 9. O-O Re8 10. a4 a5 11. Bd3 Bg4 12. d5 Ne5 13. Be2 Bxe3 14. fxe3 Nxf3+ 15. Bxf3 Bxf3 16. Qxf3 Qe7 17. Qg3 Nxe4 18. Nxe4 Qxe4 19. Rae1 Qxd5 20. Qf4 Re4 21. Qf2 Rae8 22. Rd1 Qb3 23. Rd3 Qxd3 *", + "Moves": "f2f7 g8h8 f7f8 e8f8 f1f8", + "MovesSAN": "Qxf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "2r3k1/4Qb1p/5p1B/4pqp1/8/8/5PPP/3R2K1 w - - 0 32", + "PGN": "1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Bg7 5. Nc3 Nc6 6. Be3 Nf6 7. Be2 O-O 8. O-O d5 9. exd5 Nxd5 10. Nxd5 Qxd5 11. Bf3 Qa5 12. Bxc6 bxc6 13. Nxc6 Qc7 14. Nd4 Rd8 15. Nb5 Qa5 16. Qf3 Bf5 17. c4 Bxb2 18. Rad1 Qxa2 19. Nc7 Rac8 20. Nd5 Re8 21. Bg5 f6 22. Bh6 Qxc4 23. Rfe1 e5 24. Ne3 Qe4 25. Qe2 Be6 26. Qxb2 Red8 27. Qa3 Rxd1 28. Rxd1 g5 29. Qxa7 Bf7 30. Qe7 Qg6 31. Nf5 Qxf5 *", + "Moves": "d1d8 c8d8 e7d8 f7e8 d8e8", + "MovesSAN": "Rd8+ Rxd8 Qxd8+ Be8 Qxe8#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "2R1B3/8/8/4n3/7P/kr6/6PK/8 b - - 2 56", + "PGN": "1. e4 e6 2. c4 d5 3. cxd5 exd5 4. exd5 Qxd5 5. Nc3 Qd8 6. Nf3 Nf6 7. d4 Bb4 8. Bc4 O-O 9. O-O c6 10. Bg5 b5 11. Bb3 Bg4 12. h3 Bxf3 13. Qxf3 a6 14. Ne4 Be7 15. Bxf6 Bxf6 16. Nxf6+ Qxf6 17. Qxf6 gxf6 18. a4 Ra7 19. axb5 cxb5 20. Bd5 Rd7 21. Bf3 Rxd4 22. Rfc1 Rd6 23. Rc7 f5 24. Re1 Nd7 25. Ra7 Nf6 26. Ra1 Rfd8 27. R1xa6 Rxa6 28. Rxa6 Kg7 29. Rb6 Ne4 30. Rxb5 Rd2 31. Rxf5 Nxf2 32. Bh5 Ne4 33. Rxf7+ Kh6 34. Bf3 Nc5 35. b4 Nd3 36. b5 Rb2 37. Bc6 Kg6 38. Rf3 Ne5 39. Rg3+ Kf6 40. Be4 Rxb5 41. Bxh7 Rb7 42. Be4 Rb4 43. Bf3 Rf4 44. Kf2 Rh4 45. Rg8 Kf7 46. Bd5+ Ke7 47. Kg3 Rh6 48. Kh2 Kd6 49. Bb3 Nc6 50. Ra8 Kc5 51. Rc8 Kb4 52. Bf7 Ne5 53. Be8 Ka3 54. Kg3 Rb6 55. h4 Rb3+ 56. Kh2 *", + "Moves": "e5g4 h2g1 b3b1 c8c1 b1c1", + "MovesSAN": "Ng4+ Kg1 Rb1+ Rc1 Rxc1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "1r2R3/p5Rp/2kp2p1/2p3B1/8/8/P1P2PPP/6K1 b - - 0 31", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Nf6 5. e5 Ne4 6. Nxd4 Nxe5 7. Qe2 Nxc4 8. Qxc4 Qe7 9. O-O b6 10. Re1 Kd8 11. Bf4 Nd6 12. Rxe7 Nxc4 13. Rxf7 Nxb2 14. Nb5 d6 15. Bg5+ Ke8 16. Rf4 Kd7 17. N1a3 c6 18. Nc3 b5 19. Rb4 c5 20. Rxb2 b4 21. Rb3 bxc3 22. Rxc3 Rb8 23. Re1 Bb7 24. Nb5 Ba6 25. Na3 g6 26. Nc4 Bxc4 27. Rxc4 Bg7 28. Rce4 Rhf8 29. Re7+ Kc6 30. Rxg7 Rfe8 31. Rxe8 *", + "Moves": "b8b1 g5c1 b1c1 e8e1 c1e1", + "MovesSAN": "Rb1+ Bc1 Rxc1+ Re1 Rxe1#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "4r1k1/2q2p1p/p2b1p2/2pP4/R1B5/5Q1P/1P3PP1/6K1 b - - 0 24", + "PGN": "1. e4 e5 2. Nf3 d6 3. Bc4 c5 4. c3 Be7 5. d4 exd4 6. cxd4 Nf6 7. Nc3 O-O 8. O-O Nc6 9. d5 Nb8 10. Bf4 Nbd7 11. h3 a6 12. a4 Rb8 13. a5 b5 14. axb6 Qxb6 15. Na4 Qa7 16. Re1 Qc7 17. e5 dxe5 18. Nxe5 Bd6 19. Nxd7 Bxd7 20. Bg5 Rfe8 21. Qf3 Bxa4 22. Rxe8+ Rxe8 23. Bxf6 gxf6 24. Rxa4 *", + "Moves": "e8e1 c4f1 d6h2 g1h1 e1f1", + "MovesSAN": "Re1+ Bf1 Bh2+ Kh1 Rxf1#", + "Themes": "deflection endgame long mate mateIn3 pin" + }, + { + "FEN": "2kr1b1r/1p1b1pp1/p1pq4/4P3/2PP1P2/P1NQ2p1/1P1N2P1/1R3RK1 b - - 0 24", + "PGN": "1. d4 Nc6 2. Bf4 Nf6 3. c3 Nh5 4. Bg3 Nxg3 5. hxg3 e5 6. e3 d5 7. Nd2 e4 8. f4 a6 9. Ne2 Bg4 10. Qb3 Na5 11. Qa4+ Nc6 12. c4 Bd7 13. Qd1 Nb4 14. Nc3 Nd3+ 15. Bxd3 exd3 16. Nxd5 c6 17. Nc3 Qe7 18. Qf3 Qb4 19. Rb1 O-O-O 20. O-O h5 21. e4 h4 22. Qxd3 hxg3 23. a3 Qd6 24. e5 *", + "Moves": "h8h1 g1h1 d6h6 h1g1 h6h2", + "MovesSAN": "Rh1+ Kxh1 Qh6+ Kg1 Qh2#", + "Themes": "attraction kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r5k1/pp4pp/2pp4/8/1PP1P3/P1qp1QP1/5RKP/8 w - - 1 26", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Nc3 Bc5 5. O-O O-O 6. a3 d6 7. b4 Bd4 8. Nxd4 Nxd4 9. Bb2 Bg4 10. f3 Be6 11. Nd5 c6 12. Nxf6+ Qxf6 13. Bxe6 fxe6 14. c3 Nb5 15. c4 Nd4 16. f4 exf4 17. Qg4 e5 18. Bxd4 exd4 19. g3 d3 20. Rae1 f3 21. Re3 f2+ 22. Kg2 Qb2 23. Rf3 Qxd2 24. R1xf2 Rxf3 25. Qxf3 Qc3 *", + "Moves": "f3f7 g8h8 f7f8 a8f8 f2f8", + "MovesSAN": "Qf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "3r1k1r/pp3ppp/3b4/5Q2/2p4q/4BR1P/PPPKB1P1/RN6 b - - 0 18", + "PGN": "1. e4 e5 2. Nf3 d6 3. d4 Nf6 4. dxe5 Nxe4 5. exd6 Bxd6 6. Bd3 Nxf2 7. Kxf2 Bg4 8. Re1+ Kf8 9. Be3 Bxf3 10. Qxf3 Qh4+ 11. Ke2 Nc6 12. Rf1 Ne5 13. Qf5 Re8 14. h3 c5 15. Kd2 c4 16. Be2 Rd8 17. Rf4 Nf3+ 18. Rxf3 *", + "Moves": "d6b4 d2c1 h4e1 e2d1 e1d1", + "MovesSAN": "Bb4+ Kc1 Qe1+ Bd1 Qxd1#", + "Themes": "doubleCheck fork long mate mateIn3 middlegame" + }, + { + "FEN": "5rk1/p4pnp/bp2p1pP/2P3P1/2P3NR/P3P3/3rqP2/2KR4 w - - 0 25", + "PGN": "1. e3 d5 2. d4 Nc6 3. c4 Nf6 4. cxd5 Nxd5 5. Bc4 Nb6 6. b3 Nxc4 7. bxc4 e6 8. Nf3 Be7 9. Qc2 O-O 10. a3 b6 11. Bb2 Ba6 12. h4 Bf6 13. g4 g6 14. g5 Bg7 15. Nbd2 Ne7 16. h5 Nf5 17. O-O-O c5 18. h6 Bh8 19. dxc5 Bxb2+ 20. Qxb2 Qd3 21. Rh4 Rad8 22. Ne5 Qe2 23. Ng4 Rxd2 24. Qg7+ Nxg7 *", + "Moves": "g4f6 g8h8 h6g7 h8g7 h4h7", + "MovesSAN": "Nf6+ Kh8 hxg7+ Kxg7 Rxh7#", + "Themes": "advancedPawn attraction discoveredAttack hookMate kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "1k4rr/p5q1/P1p1pn2/Q1p5/2B1P2p/3R1p2/1PP3P1/3R2K1 w - - 2 31", + "PGN": "1. e4 e5 2. Nf3 d6 3. h3 Nc6 4. d4 Nf6 5. Nc3 exd4 6. Nxd4 Ne5 7. Bd3 Be6 8. Bg5 Be7 9. Nxe6 fxe6 10. Bb5+ c6 11. Bd3 Qd7 12. O-O h6 13. Bh4 g5 14. Bg3 h5 15. Bxe5 dxe5 16. a4 O-O-O 17. a5 Rdg8 18. a6 b6 19. Qe2 h4 20. Rfd1 Qe8 21. Bc4 Qf7 22. Rd3 g4 23. Rad1 gxh3 24. Rxh3 Bc5 25. Na4 Kc7 26. Nxc5 bxc5 27. Rhd3 Qg7 28. f4 exf4 29. Qd2 f3 30. Qa5+ Kb8 *", + "Moves": "d3d8 g8d8 d1d8 h8d8 a5d8", + "MovesSAN": "Rd8+ Rxd8 Rxd8+ Rxd8 Qxd8#", + "Themes": "long mate mateIn3 middlegame queensideAttack" + }, + { + "FEN": "1kr1B1Q1/2r3p1/1b6/1p2RPB1/8/8/5PPP/6K1 b - - 3 43", + "PGN": "1. e4 e5 2. Bc4 Nf6 3. Nf3 Nc6 4. O-O d6 5. b3 Be7 6. a4 O-O 7. Na3 Be6 8. Bd3 b5 9. axb5 Nd7 10. bxc6 Nb8 11. b4 Bf5 12. exf5 d5 13. c3 a6 14. Nxe5 Nxc6 15. b5 Nxe5 16. Bc4 Rb8 17. Bb3 axb5 18. Rb1 h6 19. d3 Rc8 20. Rb2 c6 21. Re2 Bc5 22. Nc2 Be7 23. Rxe5 Qc7 24. Ne3 Qd8 25. Ng4 c5 26. d4 Re8 27. dxc5 Kf8 28. Nxh6 Bf6 29. Ree1 Re7 30. Bxd5 Qd7 31. Qh5 Ke8 32. Ng4 Qc7 33. Qh8+ Kd7 34. Ne5+ Qxe5 35. Rxe5 Kc7 36. Be6 Kb8 37. Bd5 Rc7 38. Qg8 Bxe5 39. Bxf7 Bxc3 40. Bg5 Bb4 41. Re1 Bxc5 42. Be8 Bb6 43. Re5 *", + "Moves": "c7c1 g5c1 c8c1 e5e1 c1e1", + "MovesSAN": "Rc1+ Bxc1 Rxc1+ Re1 Rxe1#", + "Themes": "long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "2r3k1/5ppp/1p2b3/1P6/QN1P4/2P2P2/4rqPP/R5RK b - - 6 31", + "PGN": "1. Nf3 Nc6 2. e4 e5 3. Bb5 Nf6 4. d3 a6 5. Bxc6 dxc6 6. Nxe5 Bd6 7. Nf3 O-O 8. O-O Bg4 9. c3 Qd7 10. Nbd2 Rad8 11. d4 Bf4 12. Qc2 Rfe8 13. Ne1 Bxd2 14. Bxd2 Nxe4 15. f3 Nxd2 16. Qxd2 Bf5 17. Nd3 c5 18. Nxc5 Qb5 19. a4 Qa5 20. b4 Qb6 21. a5 Qb5 22. Qb2 b6 23. axb6 cxb6 24. Nxa6 Rc8 25. Rfc1 Re2 26. Qb3 Be6 27. Qa4 Qc4 28. b5 Qd3 29. Nb4 Qe3+ 30. Kh1 Qf2 31. Rg1 *", + "Moves": "e6h3 a4d1 h3g2 g1g2 f2g2", + "MovesSAN": "Bh3 Qd1 Bxg2+ Rxg2 Qxg2#", + "Themes": "kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "6k1/1b3rp1/1PpBp1pp/3p1q2/1Q1P4/2N1P3/5PPP/R5K1 b - - 0 24", + "PGN": "1. d4 d5 2. c4 c6 3. Bf4 a6 4. Nf3 h6 5. Nc3 e6 6. c5 b6 7. b4 a5 8. a3 Ne7 9. e3 Ng6 10. Bg3 Be7 11. Bd3 Bf6 12. Bxg6 fxg6 13. Ne5 Bxe5 14. Bxe5 O-O 15. O-O Qg5 16. cxb6 Nd7 17. Bd6 Rf7 18. bxa5 Rxa5 19. Qb3 Bb7 20. a4 Qf5 21. Qb4 Ra6 22. a5 Nxb6 23. axb6 Rxa1 24. Rxa1 *", + "Moves": "f5f2 g1h1 f2f1 a1f1 f7f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "2r1kr2/pp2n2Q/3R2p1/1N2p3/2b1P3/1P6/PP4q1/2K2R2 w - - 0 23", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 g6 6. Be3 Bg7 7. Be2 e5 8. Nb3 Nge7 9. Qd2 Be6 10. Bh6 O-O 11. Bxg7 Kxg7 12. h4 Qb6 13. h5 Nd4 14. O-O-O Nxb3+ 15. cxb3 Qxf2 16. hxg6 fxg6 17. Qh6+ Kf7 18. Qxh7+ Ke8 19. Rxd6 Bf7 20. Rf1 Qxg2 21. Nb5 Rc8+ 22. Bc4 Bxc4 *", + "Moves": "b5c7 c8c7 f1f8 e8f8 d6d8", + "MovesSAN": "Nc7+ Rxc7 Rxf8+ Kxf8 Rd8#", + "Themes": "attraction exposedKing long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "3N1r2/ppk3pQ/1qn1R1Bp/3p4/8/8/PP3PPP/2R2NK1 b - - 0 25", + "PGN": "1. e4 c5 2. c3 e6 3. d4 d5 4. e5 Ne7 5. Bd3 Nec6 6. Nf3 h6 7. O-O Be7 8. Re1 O-O 9. Nbd2 Qb6 10. Nf1 cxd4 11. cxd4 Kh8 12. Bc2 f5 13. exf6 Bxf6 14. Qd3 Kg8 15. Qh7+ Kf7 16. Ne5+ Ke8 17. Bg6+ Kd8 18. Nf7+ Kc7 19. Bf4+ e5 20. dxe5 Bxe5 21. Bxe5+ Nxe5 22. Rxe5 Be6 23. Rc1+ Nc6 24. Rxe6 Rad8 25. Nxd8 *", + "Moves": "b6f2 g1h1 f2f1 c1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qxf1+ Rxf1 Rxf1#", + "Themes": "backRankMate deflection long mate mateIn3 middlegame" + }, + { + "FEN": "5rk1/6pp/2R5/p7/P7/4P3/1q3RPP/3Q2K1 b - - 0 28", + "PGN": "1. d4 d5 2. e3 Nf6 3. Be2 Bf5 4. Nf3 e6 5. a3 Be7 6. b4 O-O 7. Bb2 Nbd7 8. c4 Be4 9. cxd5 exd5 10. Nbd2 c6 11. Nxe4 Nxe4 12. Ne5 Nxe5 13. dxe5 Bg5 14. O-O Re8 15. Bf3 f5 16. exf6 Bxf6 17. Bxf6 Qxf6 18. Ra2 Re7 19. Rc2 Rf8 20. a4 Nd6 21. Rc5 Ref7 22. b5 Nc4 23. bxc6 bxc6 24. Be2 a5 25. Bxc4 dxc4 26. Rxc4 Qb2 27. Rxc6 Rxf2 28. Rxf2 *", + "Moves": "b2f2 g1h1 f2f1 d1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Qxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "3r2k1/5p2/p2r2p1/1pQ5/1P5q/P1P2R1P/6P1/1R3K2 b - - 0 32", + "PGN": "1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Ne7 5. Nc3 a6 6. Be2 Nbc6 7. O-O g6 8. Bg5 Bg7 9. Nf3 h6 10. Be3 b5 11. a3 Bb7 12. Nd4 Qc7 13. Nxc6 Bxc6 14. Bd4 e5 15. Be3 d5 16. exd5 Rd8 17. Qc1 Nxd5 18. Nxd5 Bxd5 19. b4 Qb7 20. f3 e4 21. Rb1 exf3 22. Bxf3 Bxf3 23. Rxf3 O-O 24. Bxh6 Bxh6 25. Qxh6 Qb6+ 26. Kf1 Qd4 27. c3 Qg7 28. Qe3 Rd6 29. Qc5 Rfd8 30. Re3 Qf6+ 31. Rf3 Qh4 32. h3 *", + "Moves": "d6d1 b1d1 d8d1 f1e2 h4e1", + "MovesSAN": "Rd1+ Rxd1 Rxd1+ Ke2 Qe1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "1k4rr/1b1n1Q2/p2pp3/1p6/3qNP2/P2B4/1PP1R1PP/6RK b - - 10 26", + "PGN": "1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 Qc7 6. Bd3 b5 7. O-O Bb7 8. Qe2 d6 9. a3 Nf6 10. Bg5 Nbd7 11. Rad1 Be7 12. f4 h6 13. Bh4 Nxe4 14. Nxe4 Bxh4 15. Nxe6 Qb6+ 16. Kh1 fxe6 17. Qh5+ Kd8 18. Qxh4+ Kc7 19. Qe7 Rae8 20. Qxg7 Rhg8 21. Qxh6 Kb8 22. Rd2 Qe3 23. Re2 Qd4 24. Rg1 Rh8 25. Qg6 Reg8 26. Qf7 *", + "Moves": "h8h2 h1h2 d4h8 f7h5 h8h5", + "MovesSAN": "Rxh2+ Kxh2 Qh8+ Qh5 Qxh5#", + "Themes": "attraction kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r4rk1/p1p1Q1pp/2pp1q2/8/8/8/PPP2PPP/R1B1R1K1 b - - 0 14", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 f5 4. Nc3 fxe4 5. Nxe4 d6 6. d4 exd4 7. Nxd4 Bd7 8. O-O Nf6 9. Nxf6+ Qxf6 10. Nxc6 Bxc6 11. Re1+ Be7 12. Bxc6+ bxc6 13. Qe2 O-O 14. Qxe7 *", + "Moves": "f6f2 g1h1 f2f1 e1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "k2r1r2/p1R3Qp/1q2p1p1/8/4P3/8/PP3PPP/5RK1 b - - 8 30", + "PGN": "1. e4 g6 2. d4 Bg7 3. Nf3 e6 4. Be3 Ne7 5. Qd2 d6 6. Bd3 Nd7 7. Bh6 Bxh6 8. Qxh6 Nf8 9. c4 b6 10. Nc3 Bb7 11. O-O Qd7 12. Rac1 O-O-O 13. c5 dxc5 14. Bb5 Bc6 15. Ba6+ Bb7 16. Bxb7+ Kxb7 17. dxc5 bxc5 18. Ne5 Qe8 19. Qe3 f6 20. Nc4 Nd7 21. Na4 Nc6 22. Nxc5+ Nxc5 23. Qxc5 Ne5 24. Nxe5 fxe5 25. Qxc7+ Ka8 26. Qxe5 Qe7 27. Rc7 Qd6 28. Qg7 Qb6 29. Rfc1 Rhf8 30. Rf1 *", + "Moves": "b6f2 f1f2 d8d1 f2f1 d1f1", + "MovesSAN": "Qxf2+ Rxf2 Rd1+ Rf1 Rdxf1#", + "Themes": "endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "k1b5/pp3p2/7p/2q2p2/4p2N/1Q4P1/P2r1nBP/2R2RK1 b - - 3 31", + "PGN": "1. d4 d5 2. g3 Nf6 3. Bg2 e6 4. Nf3 c5 5. O-O Nc6 6. c3 Bd7 7. Bg5 Qc7 8. Nbd2 Be7 9. Re1 h6 10. Bxf6 gxf6 11. e4 cxd4 12. cxd4 dxe4 13. Nxe4 f5 14. Nc5 Bxc5 15. dxc5 O-O-O 16. Rc1 e5 17. Qb3 Be6 18. Qa3 e4 19. Nh4 Rd3 20. b3 Kb8 21. Qb2 Rhd8 22. b4 Rd2 23. Qf6 Nxb4 24. c6 Nd3 25. Rb1 Qxc6 26. Qxd8+ Bc8 27. Rf1 Qc2 28. Qd6+ Ka8 29. Qd5 Nxf2 30. Qb3 Qc5 31. Rbc1 *", + "Moves": "f2h3 g1h1 c5g1 f1g1 h3f2", + "MovesSAN": "Nh3+ Kh1 Qg1+ Rxg1 Nf2#", + "Themes": "doubleCheck kingsideAttack long mate mateIn3 middlegame sacrifice smotheredMate" + }, + { + "FEN": "3r2k1/p1Q4R/4prp1/6N1/8/4n3/P2q1PPP/5RK1 b - - 2 26", + "PGN": "1. c4 e5 2. e3 Nf6 3. d4 Nc6 4. d5 Bb4+ 5. Bd2 Bxd2+ 6. Qxd2 Ne7 7. d6 cxd6 8. Qxd6 O-O 9. Qxe5 d6 10. Qd4 d5 11. cxd5 Nexd5 12. Bc4 Qa5+ 13. Nc3 Nxc3 14. bxc3 Be6 15. Bxe6 fxe6 16. Nf3 Rad8 17. Qc4 Nd5 18. O-O Kh8 19. Ng5 Rf6 20. Qd3 g6 21. Rab1 b5 22. c4 bxc4 23. Qxc4 Qd2 24. Rb7 Nxe3 25. Rxh7+ Kg8 26. Qc7 *", + "Moves": "d2f2 f1f2 d8d1 f2f1 d1f1", + "MovesSAN": "Qxf2+ Rxf2 Rd1+ Rf1 Rdxf1#", + "Themes": "clearance long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r1bq2k1/6pp/p2p4/1p1Pp3/2Pp4/3P1QP1/PP1b2BP/5R1K w - - 0 19", + "PGN": "1. e4 c5 2. Nc3 Nc6 3. d3 e5 4. g3 Be7 5. Bg2 Nf6 6. Nge2 O-O 7. O-O a6 8. f4 d6 9. Kh1 Nd4 10. Nxd4 cxd4 11. Nd5 Nxd5 12. exd5 b5 13. c4 f6 14. fxe5 fxe5 15. Bd2 Bg5 16. Rxf8+ Kxf8 17. Qf3+ Kg8 18. Rf1 Bxd2 *", + "Moves": "f3f7 g8h8 f7f8 d8f8 f1f8", + "MovesSAN": "Qf7+ Kh8 Qf8+ Qxf8 Rxf8#", + "Themes": "backRankMate long mate mateIn3 middlegame" + }, + { + "FEN": "r1b2rk1/ppp3pp/5P2/2bN4/4p2q/7B/PPQP1P1P/R1B1K1NR b KQ - 0 13", + "PGN": "1. e4 e5 2. Nc3 f5 3. exf5 Nf6 4. g4 Bc5 5. g5 O-O 6. gxf6 Qxf6 7. Bh3 d5 8. Nxd5 Qh4 9. Qf3 Nc6 10. f6 Nd4 11. Qd3 e4 12. Qc4 Nxc2+ 13. Qxc2 *", + "Moves": "h4f2 e1d1 c8g4 g1e2 f2e2", + "MovesSAN": "Qxf2+ Kd1 Bg4+ Ne2 Qxe2#", + "Themes": "attackingF2F7 long mate mateIn3 opening" + }, + { + "FEN": "3r2k1/pp3ppp/4p3/8/1PP2Q2/5RP1/P2r1PKP/1q6 w - - 0 27", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd8 4. Nf3 e6 5. g3 Nf6 6. Bg2 Bd7 7. O-O Bc6 8. d3 Bd6 9. Be3 O-O 10. d4 Nd5 11. Nxd5 Bxd5 12. b3 c5 13. c4 Bc6 14. dxc5 Be7 15. Bd4 Na6 16. Ne5 Bxg2 17. Kxg2 Bxc5 18. Bxc5 Nxc5 19. Qg4 Qf6 20. Rfe1 Rfd8 21. b4 Nd7 22. Nxd7 Rxd7 23. Rab1 Rad8 24. Re3 Rd2 25. Rf3 Qg6 26. Qf4 Qxb1 *", + "Moves": "f4f7 g8h8 f7f8 d8f8 f3f8", + "MovesSAN": "Qxf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "1r4k1/2p2ppp/2q5/p7/1r1Pp3/1QB1n3/P4R1P/2K4R w - - 0 28", + "PGN": "1. d4 Nf6 2. Nd2 d5 3. f3 Bf5 4. Nb3 e6 5. e3 Bb4+ 6. c3 Be7 7. Bd3 Bxd3 8. Qxd3 Nc6 9. Bd2 O-O 10. Ne2 e5 11. O-O-O e4 12. fxe4 dxe4 13. Qb5 Rb8 14. Nc5 a6 15. Qb3 Bxc5 16. dxc5 Qd7 17. Nd4 Ng4 18. Rdf1 Nxd4 19. cxd4 b6 20. cxb6 Qc6+ 21. Bc3 Nxe3 22. Rf4 Nxg2 23. Rff1 Ne3 24. Rf2 Rxb6 25. Qa3 Rfb8 26. b4 a5 27. Qb3 Rxb4 *", + "Moves": "b3f7 g8h8 f7f8 b8f8 f2f8", + "MovesSAN": "Qxf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "5rk1/1p3qpp/1p2R3/6N1/8/1Q6/P4PPP/4R1K1 b - - 0 24", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. cxd4 Bb6 7. d5 Na5 8. Bd3 O-O 9. O-O Qe7 10. Re1 Re8 11. Nc3 c6 12. b4 Nxe4 13. Nxe4 cxd5 14. Bg5 f6 15. bxa5 fxg5 16. axb6 dxe4 17. Rxe4 Qf8 18. Qb3+ Qf7 19. Bc4 d5 20. Bxd5 Be6 21. Bxe6 Rxe6 22. Rxe6 axb6 23. Rae1 Rf8 24. Nxg5 *", + "Moves": "f7f2 g1h1 f2f1 e1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "2r2r2/4pkbR/4b3/p7/q7/p2BBP2/1PPQ2P1/1K1R4 b - - 0 20", + "PGN": "1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Be3 Bg7 7. f3 O-O 8. Qd2 d5 9. exd5 Nxd5 10. Nxd5 Qxd5 11. Nxc6 Qxc6 12. O-O-O Qa4 13. Kb1 Be6 14. a3 Rac8 15. Bd3 b5 16. h4 a5 17. h5 b4 18. hxg6 bxa3 19. gxf7+ Kxf7 20. Rxh7 *", + "Moves": "e6a2 b1a2 a3b2 a2b1 a4a1", + "MovesSAN": "Ba2+ Kxa2 axb2+ Kb1 Qa1#", + "Themes": "advancedPawn discoveredAttack long mate mateIn3 middlegame queensideAttack sacrifice" + }, + { + "FEN": "1r6/4R3/6k1/p1pb3p/p4bPP/2BP4/1P3K2/8 w - - 0 41", + "PGN": "1. e4 c6 2. d4 d5 3. f3 dxe4 4. fxe4 e5 5. Nf3 exd4 6. Bc4 Nf6 7. O-O Bc5 8. e5 Nd5 9. Ng5 d3+ 10. Kh1 d2 11. Bxd2 O-O 12. Qh5 h6 13. Nxf7 Qe8 14. Nc3 Rxf7 15. Nxd5 Rxf1+ 16. Rxf1 Qxh5 17. Nf6+ Kh8 18. Nxh5 Nd7 19. e6 Ne5 20. Bb3 a5 21. a4 b5 22. Rf5 Bd6 23. Bc3 bxa4 24. Ba2 Ng4 25. Bxg7+ Kh7 26. Rf7 Kg6 27. Nf4+ Bxf4 28. Bc4 Be3 29. Bd3+ Kh5 30. h3 Nf2+ 31. Kh2 Nxd3 32. g4+ Kg6 33. cxd3 Bxe6 34. Rb7 Bf4+ 35. Kg2 c5 36. Kf2 Bd5 37. Rd7 Be6 38. Re7 Rb8 39. Bc3 Bd5 40. h4 h5 *", + "Moves": "e7g7 g6h6 g4g5 f4g5 h4g5", + "MovesSAN": "Rg7+ Kh6 g5+ Bxg5 hxg5#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "r1b4k/1pq3p1/pn2p1B1/2p1P1p1/P1P2r2/1P1R4/1B4PP/3R2K1 w - - 0 28", + "PGN": "1. d4 Nf6 2. Nf3 d5 3. e3 e6 4. Bd3 Be7 5. b3 h6 6. Bb2 O-O 7. Nbd2 Nbd7 8. O-O c5 9. Ne5 Nxe5 10. dxe5 Nd7 11. f4 a6 12. a4 Qc7 13. Qg4 f5 14. Qg6 Nb6 15. c4 Qd8 16. Rf3 Qe8 17. Qg3 Qd8 18. Qh3 Qe8 19. Rg3 Kh7 20. e4 dxe4 21. Nxe4 fxe4 22. Bxe4+ Kh8 23. Bg6 Qd8 24. Rd3 Qc7 25. Rad1 Rxf4 26. Qg3 Bg5 27. Qxg5 hxg5 *", + "Moves": "d3d8 c7d8 d1d8 f4f8 d8f8", + "MovesSAN": "Rd8+ Qxd8 Rxd8+ Rf8 Rxf8#", + "Themes": "kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "r2r2k1/ppb2ppp/6q1/8/1PPQ4/P7/1B4PP/3RR1K1 w - - 1 22", + "PGN": "1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. Bd3 c5 5. dxc5 d4 6. Bb5+ Bd7 7. Bxd7+ Qxd7 8. a3 Bxc5 9. Nce2 e5 10. Nf3 Nc6 11. O-O Nf6 12. b4 Bd6 13. Re1 Nxe4 14. Bb2 O-O 15. Nexd4 Nxf2 16. Kxf2 Nxd4 17. Nxd4 exd4 18. Qxd4 Qf5+ 19. Kg1 Qg6 20. Rad1 Bc7 21. c4 Rfd8 *", + "Moves": "d4d8 a8d8 d1d8 c7d8 e1e8", + "MovesSAN": "Qxd8+ Rxd8 Rxd8+ Bxd8 Re8#", + "Themes": "kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "5rk1/p1p3bp/Pp2P1p1/1P2pq2/2P1Q3/1N6/5PPP/4R1K1 b - - 0 30", + "PGN": "1. e4 e5 2. Bc4 Nf6 3. d3 Nc6 4. Nf3 d6 5. c3 Na5 6. O-O Nxc4 7. dxc4 b6 8. Bg5 Be7 9. Bxf6 Bxf6 10. Qd5 Rb8 11. a4 Bb7 12. Qd3 O-O 13. Nbd2 Qe7 14. a5 Rbd8 15. a6 Ba8 16. b4 Rfe8 17. b5 d5 18. cxd5 g6 19. c4 Bg7 20. Rfc1 Rf8 21. Nb3 Bh6 22. Rcb1 f5 23. Re1 fxe4 24. Rxe4 Bg7 25. Rae1 Qf7 26. Qe3 Rde8 27. Ng5 Qf5 28. Ne6 Rxe6 29. dxe6 Bxe4 30. Qxe4 *", + "Moves": "f5f2 g1h1 f2f1 e1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "5rk1/p4ppp/r4q1b/8/1QN5/3p2P1/P4P1P/1R2R1K1 w - - 1 26", + "PGN": "1. e4 e6 2. Nf3 d5 3. exd5 exd5 4. d4 Nf6 5. Nc3 c5 6. Bg5 Nc6 7. Bb5 Be7 8. Bxc6+ bxc6 9. O-O O-O 10. Re1 cxd4 11. Nxd4 c5 12. Nf3 Ba6 13. Na4 Rc8 14. Rb1 d4 15. c3 d3 16. Ne5 c4 17. b3 Bd6 18. Nxc4 Bxc4 19. bxc4 Rxc4 20. Nb2 Rxc3 21. Bxf6 Qxf6 22. Qd2 Ra3 23. Nc4 Bf4 24. Qb4 Ra6 25. g3 Bh6 *", + "Moves": "b4f8 g8f8 b1b8 f6d8 b8d8", + "MovesSAN": "Qxf8+ Kxf8 Rb8+ Qd8 Rxd8#", + "Themes": "attraction long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r1b2rk1/1p2bppp/pqnp4/3Np3/2B1PP2/PN6/1PP2nPP/R1BQ1RK1 b - - 6 13", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. a3 e5 7. Nb3 Be7 8. Bc4 O-O 9. O-O Nc6 10. f4 Qb6+ 11. Kh1 Ng4 12. Nd5 Nf2+ 13. Kg1 *", + "Moves": "f2h3 g1h1 b6g1 f1g1 h3f2", + "MovesSAN": "Nh3+ Kh1 Qg1+ Rxg1 Nf2#", + "Themes": "doubleCheck kingsideAttack long mate mateIn3 opening sacrifice smotheredMate" + }, + { + "FEN": "5rk1/p3b1pp/1q2p1b1/4B3/6Q1/1N6/PP3PPP/3R2K1 b - - 1 24", + "PGN": "1. e4 c6 2. c3 d5 3. Nf3 dxe4 4. Ng5 Nf6 5. d3 Bf5 6. Qb3 e6 7. dxe4 Nxe4 8. Nxe4 Bxe4 9. Qxb7 Nd7 10. Nd2 Bg6 11. Qxc6 Rc8 12. Qa4 Bc5 13. Bb5 Rc7 14. O-O O-O 15. Nb3 Nb6 16. Qg4 Be7 17. Bf4 Rc8 18. Rfd1 Nd5 19. c4 Qb6 20. Bd7 Rcd8 21. cxd5 Rxd7 22. dxe6 Rxd1+ 23. Rxd1 fxe6 24. Be5 *", + "Moves": "b6f2 g1h1 f2f1 d1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "4r1k1/p2r4/1p1q1Qp1/7p/2P2p1P/4bN2/PB4PK/8 w - - 1 32", + "PGN": "1. e4 e5 2. f4 d5 3. exd5 exf4 4. Nf3 Nf6 5. c4 Bd6 6. Be2 O-O 7. O-O c6 8. Nc3 cxd5 9. cxd5 Nxd5 10. d4 Nxc3 11. bxc3 Nc6 12. Rb1 b6 13. Bd3 Bg4 14. Bc2 Qc7 15. Qd3 g6 16. h4 Bf5 17. Qd2 Bxc2 18. Qxc2 h5 19. Ng5 Nxd4 20. Qd3 Nf5 21. Bb2 Rad8 22. Qc2 Ne3 23. Qb3 Nxf1 24. Rxf1 Bc5+ 25. Kh1 Be3 26. Nf3 Qd6 27. c4 Rfe8 28. Qc3 f6 29. Kh2 Rd7 30. Rd1 Qxd1 31. Qxf6 Qd6 *", + "Moves": "f6h8 g8f7 h8g7 f7e6 g7f6", + "MovesSAN": "Qh8+ Kf7 Qg7+ Ke6 Qf6#", + "Themes": "exposedKing long mate mateIn3 middlegame" + }, + { + "FEN": "r2r2k1/1p2qp1p/p4p2/3Pp2N/b6P/5B2/2PQ1PP1/6K1 w - - 0 27", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 Nf6 4. Nc3 cxd4 5. Nxd4 Nc6 6. Bg5 Qb6 7. Ndb5 e6 8. Qd2 a6 9. Na3 Qxb2 10. Rb1 Qxa3 11. Be2 d5 12. Rb3 Qa5 13. Bxf6 gxf6 14. exd5 Nb4 15. Bf3 e5 16. O-O Nxa2 17. Ra1 Bb4 18. Rxb4 Qxb4 19. Rxa2 Qd4 20. Qe1 O-O 21. Ra4 Qc5 22. Qd2 Bf5 23. Ne4 Qe7 24. h4 Rfd8 25. Ng3 Bd7 26. Nh5 Bxa4 *", + "Moves": "d2h6 e7f8 h5f6 g8h8 h6h7", + "MovesSAN": "Qh6 Qf8 Nxf6+ Kh8 Qxh7#", + "Themes": "kingsideAttack long master mate mateIn3 middlegame" + }, + { + "FEN": "k5r1/1p1Q4/1p4rp/p2p4/P2P3p/1R2b2P/R1P2PP1/6K1 b - - 0 32", + "PGN": "1. d4 d5 2. Nc3 Nc6 3. Nf3 Bf5 4. a3 h6 5. h3 Nf6 6. Bf4 a6 7. e3 e6 8. Bd3 Bg6 9. Bxg6 fxg6 10. Qd3 Ne7 11. Be5 g5 12. Bxf6 gxf6 13. e4 Bg7 14. exd5 exd5 15. O-O Qd7 16. Rfe1 O-O-O 17. b4 Nf5 18. b5 a5 19. b6 cxb6 20. Nb5 Kb8 21. Reb1 Rc8 22. a4 Nh4 23. Nxh4 gxh4 24. Qf3 f5 25. Qf4+ Ka8 26. Ra2 Bf6 27. Rb3 Rhg8 28. Nd6 Rc6 29. Nxf5 Bg5 30. Qg4 Rcg6 31. Ne3 Bxe3 32. Qxd7 *", + "Moves": "g6g2 g1f1 g2f2 f1e1 g8g1", + "MovesSAN": "Rxg2+ Kf1 Rxf2+ Ke1 Rg1#", + "Themes": "endgame kingsideAttack long mate mateIn3" + }, + { + "FEN": "4r1k1/ppB3pp/8/3P1p2/3P2b1/3Q4/PP3qPP/R6K b - - 0 22", + "PGN": "1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nf3 Nf6 5. Bd3 Bg4 6. Bf4 Bd6 7. Bg3 O-O 8. O-O Re8 9. Nbd2 Nc6 10. c3 Ne4 11. Qc2 f5 12. Rfe1 Qg5 13. Bxd6 Qh6 14. Bxc7 Re6 15. c4 Nb4 16. Qb1 Nxd2 17. Nxd2 Rxe1+ 18. Qxe1 Nxd3 19. Qb1 Qxd2 20. cxd5 Qxf2+ 21. Kh1 Re8 22. Qxd3 *", + "Moves": "e8e1 a1e1 f2e1 d3f1 e1f1", + "MovesSAN": "Re1+ Rxe1 Qxe1+ Qf1 Qxf1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "2r2rk1/1R6/p6p/3P3Q/P1P1p3/5pqP/6P1/6RK b - - 1 34", + "PGN": "1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Bg5 c5 7. d5 h6 8. Bf4 Nbd7 9. Qd2 Kh7 10. Nf3 a6 11. a4 Nh5 12. Be3 Ndf6 13. h3 Ng8 14. O-O e5 15. dxe6 Bxe6 16. Rad1 Qb6 17. Nd5 Bxd5 18. exd5 Ngf6 19. Bd3 Nd7 20. Rb1 f5 21. Qc2 Ne5 22. Nxe5 dxe5 23. b4 e4 24. Be2 Bd4 25. Bxh5 gxh5 26. bxc5 Qxc5 27. Rxb7+ Kg8 28. Qe2 Bxe3 29. fxe3 Rac8 30. Rc1 f4 31. Qxh5 Qxe3+ 32. Kh2 Qg3+ 33. Kh1 f3 34. Rg1 *", + "Moves": "f3g2 g1g2 f8f1 g2g1 f1g1", + "MovesSAN": "fxg2+ Rxg2 Rf1+ Rg1 Rxg1#", + "Themes": "advancedPawn endgame long master mate mateIn3" + }, + { + "FEN": "2r2rk1/1p2R1q1/p2n2p1/3P1bN1/7Q/8/P4P1P/2q1R1K1 w - - 0 30", + "PGN": "1. d4 Nf6 2. Nf3 g6 3. Nc3 Bg7 4. e4 O-O 5. e5 Ne8 6. Be3 c5 7. d5 d6 8. Bc4 a6 9. exd6 Nxd6 10. Bb3 c4 11. Bd4 cxb3 12. Bxg7 bxc2 13. Qd4 Nf5 14. Qf4 Nxg7 15. Qh6 Nf5 16. Qg5 h6 17. Qd2 Qb6 18. O-O Qxb2 19. g4 Nd6 20. Qxh6 Qxc3 21. Ng5 Qg7 22. Qh4 f5 23. gxf5 Nxf5 24. Qc4 Nd6 25. Qh4 Nd7 26. Rae1 Ne5 27. Rxe5 Bf5 28. Rfe1 Rac8 29. Rxe7 c1=Q *", + "Moves": "e7g7 g8g7 h4h7 g7f6 h7e7", + "MovesSAN": "Rxg7+ Kxg7 Qh7+ Kf6 Qe7#", + "Themes": "attraction exposedKing long mate mateIn3 middlegame" + }, + { + "FEN": "4r2k/3R4/p7/1p6/6p1/B1n5/P2N1PPP/6K1 b - - 1 30", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. Bc4 g6 4. O-O Bg7 5. c3 Nf6 6. e5 Ng8 7. d4 cxd4 8. cxd4 d5 9. Bb5 a6 10. Ba4 b5 11. Bc2 Qb6 12. Be3 Bg4 13. Nbd2 Nxe5 14. dxe5 Bxf3 15. Bxb6 Bxd1 16. Raxd1 Bxe5 17. Nf3 Bxb2 18. Rxd5 Nf6 19. Rd3 O-O 20. Rfd1 Rab8 21. Bc5 Ne4 22. Bxe7 Rfe8 23. Rd7 Nc3 24. R1d6 Ba3 25. Rxg6+ hxg6 26. Bxa3 g5 27. Bb3 g4 28. Bxf7+ Kh8 29. Bxe8 Rxe8 30. Nd2 *", + "Moves": "e8e1 d2f1 c3e2 g1h1 e1f1", + "MovesSAN": "Re1+ Nf1 Ne2+ Kh1 Rxf1#", + "Themes": "backRankMate deflection endgame long mate mateIn3" + }, + { + "FEN": "5r2/2p3kp/1p1p4/p2Q4/P7/8/1PP1q1PP/3R2K1 b - - 1 25", + "PGN": "1. e4 Nc6 2. f4 d6 3. d4 e5 4. Nf3 exd4 5. Nxd4 Nxd4 6. Qxd4 Ne7 7. Bc4 Be6 8. O-O Nc6 9. Bb5 Bd7 10. Bxc6 Bxc6 11. Nc3 b6 12. Be3 Qd7 13. a4 a5 14. Rad1 f6 15. Nd5 Be7 16. e5 O-O 17. Nxe7+ Qxe7 18. Qc4+ Kh8 19. Qxc6 fxe5 20. fxe5 Qxe5 21. Bd4 Rxf1+ 22. Kxf1 Rf8+ 23. Kg1 Qe2 24. Bxg7+ Kxg7 25. Qd5 *", + "Moves": "e2f2 g1h1 f2f1 d1f1 f8f1", + "MovesSAN": "Qf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "7r/p7/B1P1p1k1/8/1b2pB2/6P1/P1R2P2/3K4 b - - 0 37", + "PGN": "1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. Bg5 d6 5. Nc3 Nbd7 6. e4 h6 7. Be3 g5 8. Be2 Ng4 9. Bd2 e5 10. d5 c6 11. h3 Ngf6 12. O-O Nc5 13. Be3 Ncxe4 14. Nxe4 Nxe4 15. Qb3 g4 16. hxg4 Be6 17. dxe6 fxe6 18. g5 Nxg5 19. Nxg5 hxg5 20. Qxb7 Bf6 21. Qxc6+ Kf8 22. Rfd1 Rc8 23. Qxd6+ Qxd6 24. Rxd6 Ke7 25. Rad1 Rc7 26. c5 e4 27. b4 Be5 28. R6d2 Bh2+ 29. Kf1 Be5 30. g3 Bc3 31. Rc2 Bxb4 32. Bxg5+ Kf7 33. c6 Kg6 34. Bf4 Rch7 35. Ba6 Rh1+ 36. Ke2 Rxd1 37. Kxd1 *", + "Moves": "h8h1 a6f1 h1f1 d1e2 f1e1", + "MovesSAN": "Rh1+ Bf1 Rxf1+ Ke2 Re1#", + "Themes": "endgame exposedKing long mate mateIn3" + }, + { + "FEN": "5rk1/p4qp1/3Q4/2p1p3/3p4/1P1P4/P1P3PP/R5K1 b - - 0 26", + "PGN": "1. Nc3 d5 2. e4 d4 3. Nce2 e5 4. Ng3 c5 5. Nf3 Nc6 6. Bb5 Bd6 7. Bxc6+ bxc6 8. d3 f5 9. exf5 Nf6 10. O-O Nd5 11. Ng5 O-O 12. Qh5 h6 13. N5e4 Nf4 14. Qg4 h5 15. Nxh5 Nxh5 16. Qxh5 Rxf5 17. Qe2 Be6 18. b3 Bd5 19. Qg4 Bxe4 20. Qxe4 Qf6 21. Qxc6 Rf8 22. Qe4 Rxf2 23. Bf4 Rxf4 24. Rxf4 Qxf4 25. Qd5+ Qf7 26. Qxd6 *", + "Moves": "f7f2 g1h1 f2f1 a1f1 f8f1", + "MovesSAN": "Qf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "rn5k/pp2qpp1/6P1/b5P1/1ppPrB2/2P1P3/PP6/R2QK3 w Q - 0 20", + "PGN": "1. Nc3 Nf6 2. Nf3 e5 3. Nxe5 d5 4. d4 Bd6 5. Bf4 O-O 6. e3 Re8 7. Be2 Bf5 8. Nb5 Bb4+ 9. c3 Ba5 10. g4 Bg6 11. Nxg6 hxg6 12. g5 Ne4 13. h4 c6 14. f3 cxb5 15. fxe4 Rxe4 16. h5 Qe7 17. hxg6 b4 18. Bc4 dxc4 19. Rh8+ Kxh8 *", + "Moves": "d1h5 h8g8 h5h7 g8f8 h7h8", + "MovesSAN": "Qh5+ Kg8 Qh7+ Kf8 Qh8#", + "Themes": "kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "8/6pk/7p/4rPPK/8/8/2R5/8 w - - 1 52", + "PGN": "1. e4 b6 2. d4 Bb7 3. d5 e6 4. Nc3 Bb4 5. Nf3 Nf6 6. Bg5 Be7 7. Bc4 O-O 8. O-O h6 9. Bxf6 Bxf6 10. e5 Bg5 11. dxe6 dxe6 12. Nxg5 Qxg5 13. f3 Qe3+ 14. Kh1 Qxe5 15. Qe2 Qxe2 16. Bxe2 c5 17. Rad1 Nc6 18. Nb5 Rad8 19. Bd3 Ba6 20. a4 Nb4 21. Be4 Bxb5 22. axb5 Rd4 23. c3 Rxd1 24. Rxd1 Nd5 25. Bxd5 exd5 26. Rxd5 Re8 27. h3 Re2 28. Rd7 Rxb2 29. Rxa7 Rxb5 30. Ra8+ Kh7 31. Rb8 Rb3 32. Kh2 b5 33. f4 b4 34. cxb4 Rxb4 35. Rc8 Rc4 36. Rc7 Kg6 37. g4 Rc2+ 38. Kg3 c4 39. Rc6+ Kh7 40. f5 f6 41. Kh4 c3 42. Rc7 Rc1 43. Rc8 c2 44. Rc7 Kg8 45. Kh5 Kh7 46. Kh4 Kg8 47. Kh5 Kh7 48. h4 Re1 49. Rxc2 Re7 50. g5 fxg5 51. hxg5 Re5 *", + "Moves": "g5g6 h7h8 c2c8 e5e8 c8e8", + "MovesSAN": "g6+ Kh8 Rc8+ Re8 Rxe8#", + "Themes": "endgame long mate mateIn3 rookEndgame" + }, + { + "FEN": "2r2k2/2q2r2/3pQp2/p2P4/1p2N2P/8/PP2BN2/1K4R1 b - - 3 34", + "PGN": "1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Bg5 O-O 5. Qc2 d6 6. O-O-O Bf5 7. e4 Be6 8. d5 Bd7 9. f4 c6 10. Be2 cxd5 11. exd5 Bf5 12. Qb3 b6 13. g4 Be4 14. Bxf6 Bxh1 15. Bxg7 Kxg7 16. h4 Nd7 17. Nh3 Bg2 18. Nf2 Nc5 19. Qc2 a6 20. Rg1 Bxd5 21. cxd5 Rc8 22. f5 Na4 23. Qxa4 Qc7 24. Kb1 b5 25. Qd4+ f6 26. fxg6 hxg6 27. g5 a5 28. gxf6+ exf6 29. Qg4 Kf7 30. Qxg6+ Ke7 31. Qg7+ Rf7 32. Qg4 b4 33. Qe6+ Kf8 34. Nce4 *", + "Moves": "c7c2 b1a1 c2c1 g1c1 c8c1", + "MovesSAN": "Qc2+ Ka1 Qc1+ Rxc1 Rxc1#", + "Themes": "backRankMate fork long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "rnq3k1/4prbp/p5p1/1p1nB3/6P1/5P2/PPP4Q/2K2BNR w - - 0 18", + "PGN": "1. d4 Nf6 2. Nc3 g6 3. e4 Bg7 4. Be3 O-O 5. f3 b6 6. Qd2 Bb7 7. g4 d6 8. h4 c5 9. O-O-O cxd4 10. Bxd4 a6 11. h5 b5 12. hxg6 fxg6 13. Qh2 Rf7 14. e5 dxe5 15. Bxe5 Qc8 16. Nd5 Bxd5 17. Rxd5 Nxd5 *", + "Moves": "h2h7 g8f8 h7h8 g7h8 h1h8", + "MovesSAN": "Qxh7+ Kf8 Qh8+ Bxh8 Rxh8#", + "Themes": "kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "2r1k3/7Q/2r1p2p/q7/6PP/1pN5/1P1RR3/3K4 b - - 6 35", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 Nbd7 7. Qd2 e6 8. O-O-O Be7 9. h4 b5 10. Nc6 Qc7 11. Nxe7 Kxe7 12. f4 Rd8 13. Be2 h6 14. Bxf6+ Nxf6 15. g4 b4 16. Nb1 Nxe4 17. Qd4 Bb7 18. Rhe1 Rac8 19. Bd3 a5 20. Bxe4 Bxe4 21. Qxe4 d5 22. Qe2 Rd6 23. f5 Rc6 24. Rd2 a4 25. Qh2 Qb6 26. Ree2 b3 27. axb3 axb3 28. c3 d4 29. fxe6 fxe6 30. Qe5 dxc3 31. Qxg7+ Ke8 32. Nxc3 Qa5 33. Qg8+ Ke7 34. Qh7+ Ke8 35. Kd1 *", + "Moves": "a5a1 h7b1 a1b1 c3b1 c6c1", + "MovesSAN": "Qa1+ Qb1 Qxb1+ Nxb1 Rc1#", + "Themes": "exposedKing long mate mateIn3 middlegame" + }, + { + "FEN": "3r2k1/2p2ppp/2p5/2B5/2R5/5N2/R4PPP/1qQ3K1 b - - 2 22", + "PGN": "1. d4 e5 2. dxe5 d6 3. exd6 Bxd6 4. Nc3 Nf6 5. Nf3 Nc6 6. e4 Be6 7. Bb5 O-O 8. Bxc6 bxc6 9. e5 Nd5 10. Nxd5 Bxd5 11. exd6 Qxd6 12. O-O Rad8 13. Be3 Qg6 14. Bxa7 Ra8 15. Bc5 Rfd8 16. b3 Bxb3 17. Qe2 Bxc2 18. Rfc1 Bd3 19. Qe3 Bc4 20. Rxc4 Rxa2 21. Rxa2 Qb1+ 22. Qc1 *", + "Moves": "d8d1 f3e1 d1e1 c1e1 b1e1", + "MovesSAN": "Rd1+ Ne1 Rxe1+ Qxe1 Qxe1#", + "Themes": "fork long mate mateIn3 middlegame xRayAttack" + }, + { + "FEN": "5r1k/p6p/6p1/4p3/4qr2/2Q4P/PPP2P1K/4RR2 b - - 1 29", + "PGN": "1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Bg7 5. Nc3 Nc6 6. Be3 Nf6 7. Nxc6 bxc6 8. Bd3 d6 9. O-O O-O 10. Re1 e5 11. Qd2 Ng4 12. Bg5 f6 13. Be3 Nxe3 14. Qxe3 f5 15. Qd2 Qh4 16. exf5 Bxf5 17. Bxf5 Rxf5 18. Rf1 Rh5 19. h3 Rg5 20. g3 Qh5 21. Kh2 Bh6 22. Qxd6 Rf5 23. Qe6+ Kh8 24. Ne4 Qf3 25. Qxc6 Raf8 26. Rad1 Bf4 27. Qc3 Qxe4 28. gxf4 Rxf4 29. Rde1 *", + "Moves": "f4f2 f1f2 f8f2 h2g1 e4g2", + "MovesSAN": "Rxf2+ Rxf2 Rxf2+ Kg1 Qg2#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "2k2r1r/ppp5/2npp2p/4p3/1P2P2q/2PP3R/P5PP/R1BQ2K1 b - - 4 17", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 d6 5. Nc3 h6 6. O-O Nf6 7. Nd5 Be6 8. Nxf6+ Qxf6 9. Bxe6 fxe6 10. Re1 O-O-O 11. c3 g5 12. b4 Bxf2+ 13. Kxf2 g4 14. Re3 gxf3 15. Rxf3 Qh4+ 16. Kg1 Rdf8 17. Rh3 *", + "Moves": "h4f2 g1h1 f2f1 d1f1 f8f1", + "MovesSAN": "Qf2+ Kh1 Qf1+ Qxf1 Rxf1#", + "Themes": "backRankMate long mate mateIn3 middlegame" + }, + { + "FEN": "5rk1/p5pp/1p2pq2/2p5/2P1Q3/1P2P3/P1Rr1PPP/5RK1 b - - 2 20", + "PGN": "1. d4 d5 2. c4 c6 3. Nd2 Nf6 4. e3 e6 5. Ngf3 Be7 6. b3 Nbd7 7. Bb2 O-O 8. Bd3 b6 9. O-O Bb7 10. Rc1 c5 11. Bb1 Ne4 12. Ne5 Nxe5 13. dxe5 f6 14. exf6 Bxf6 15. Bxf6 Qxf6 16. Nxe4 dxe4 17. Qg4 Rad8 18. Bxe4 Bxe4 19. Qxe4 Rd2 20. Rc2 *", + "Moves": "f6f2 f1f2 d2d1 f2f1 d1f1", + "MovesSAN": "Qxf2+ Rxf2 Rd1+ Rf1 Rdxf1#", + "Themes": "endgame kingsideAttack long mate mateIn3 sacrifice" + }, + { + "FEN": "r1b3k1/1pp3p1/1p1q3p/1P1Pp1N1/8/5Q2/PP4PP/R5K1 w - - 2 22", + "PGN": "1. e4 e5 2. d3 Nc6 3. Nc3 Bc5 4. Nf3 d6 5. Be3 Bb6 6. Bxb6 axb6 7. d4 f6 8. dxe5 fxe5 9. Bb5 Qf6 10. Nd5 Qf7 11. O-O Nf6 12. Ng5 Qd7 13. f4 O-O 14. fxe5 dxe5 15. c4 Qd6 16. Qf3 Nd4 17. Qd1 Nxb5 18. cxb5 Nxd5 19. Rxf8+ Kxf8 20. exd5 h6 21. Qf3+ Kg8 *", + "Moves": "f3f7 g8h8 f7e8 d6f8 e8f8", + "MovesSAN": "Qf7+ Kh8 Qe8+ Qf8 Qxf8#", + "Themes": "endgame kingsideAttack long mate mateIn3" + }, + { + "FEN": "1r2r1k1/1q3ppp/ppbp4/5P2/2PB2P1/4Q3/PP2R2P/4R1K1 w - - 4 31", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. c4 Bc5 6. Nb3 Be7 7. Nc3 Nf6 8. Be2 O-O 9. O-O e5 10. Be3 b6 11. f3 Qc7 12. Nb5 Qb8 13. Qd2 Bb4 14. Qd3 Rd8 15. Rad1 a6 16. Nd6 Bxd6 17. Qxd6 Ne8 18. Qd2 d6 19. f4 Bb7 20. Bf3 Qc7 21. Qc1 Rab8 22. f5 Nf6 23. g4 Nd4 24. Nxd4 exd4 25. Bxd4 Nxe4 26. Qe3 Re8 27. Rde1 Qe7 28. Bxe4 Bxe4 29. Rf2 Qb7 30. Rfe2 Bc6 *", + "Moves": "e3e8 c6e8 e2e8 b8e8 e1e8", + "MovesSAN": "Qxe8+ Bxe8 Rxe8+ Rxe8 Rxe8#", + "Themes": "kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "2kN1r2/ppp3p1/2n3p1/2q5/4Q1n1/2B2PKP/PPP5/R6R b - - 0 20", + "PGN": "1. Nf3 d5 2. e4 dxe4 3. Ng5 Nf6 4. d3 Bg4 5. Qd2 exd3 6. Bxd3 Nc6 7. Nc3 e6 8. h3 Bh5 9. g4 Bg6 10. Bxg6 hxg6 11. Qf4 Bb4 12. Bd2 Bxc3 13. Bxc3 Qd5 14. f3 O-O-O 15. Kf2 e5 16. Qa4 Qc5+ 17. Kg3 e4 18. Nxf7 Rhf8 19. Nxd8 Nxg4 20. Qxe4 *", + "Moves": "c5f2 g3g4 f2g2 g4h4 f8h8", + "MovesSAN": "Qf2+ Kxg4 Qg2+ Kh4 Rh8#", + "Themes": "long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "8/1P2R3/2pBp1kp/2P2pp1/8/4PKP1/2r4P/8 b - - 2 34", + "PGN": "1. e3 e6 2. d4 d5 3. Nf3 Nf6 4. c4 c6 5. c5 Bd7 6. Nc3 Be7 7. b4 O-O 8. b5 h6 9. Bd3 Re8 10. O-O Ne4 11. Bxe4 dxe4 12. Ne5 Bf6 13. Nxd7 Qxd7 14. Nxe4 Be7 15. b6 axb6 16. cxb6 Rd8 17. Bb2 f5 18. Nc5 Bxc5 19. dxc5 Qxd1 20. Rfxd1 Rxd1+ 21. Rxd1 Na6 22. Bd4 Nb4 23. g3 Rxa2 24. Be5 Nd5 25. Bb8 Rc2 26. Bd6 g5 27. Ra1 Kf7 28. Ra7 Rc1+ 29. Kg2 Nf6 30. Rxb7+ Kg6 31. Re7 Ng4 32. b7 Nxe3+ 33. fxe3 Rc2+ 34. Kf3 *", + "Moves": "g5g4 f3f4 c2c4 e3e4 c4e4", + "MovesSAN": "g4+ Kf4 Rc4+ e4 Rxe4#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "2R5/2P5/8/8/6p1/5kN1/2r5/7K b - - 2 41", + "PGN": "1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Nf3 Nc6 5. Bc4 Bg7 6. O-O O-O 7. h3 e5 8. Be3 exd4 9. Nxd4 Nxd4 10. Bxd4 Be6 11. Bb3 d5 12. exd5 Nxd5 13. Bxg7 Kxg7 14. Nxd5 c6 15. Nf4 Bxb3 16. axb3 Qxd1 17. Rfxd1 g5 18. Ne2 Rfe8 19. Ng3 Kg6 20. Rd7 Rab8 21. Rxa7 f5 22. Raxb7 Rxb7 23. Rxb7 f4 24. Nf1 Re2 25. c4 Rxb2 26. Rb6 Kf5 27. b4 h5 28. c5 g4 29. hxg4+ hxg4 30. Rb8 Ke4 31. g3 fxg3 32. Nxg3+ Kf3 33. Rb7 Rb1+ 34. Kh2 Kxf2 35. Rf7+ Ke3 36. Rc7 Rxb4 37. Rxc6 Rc4 38. Rc8 Kf4 39. c6 Kf3 40. c7 Rc2+ 41. Kh1 *", + "Moves": "f3g3 c8f8 c2c1 f8f1 c1f1", + "MovesSAN": "Kxg3 Rf8 Rc1+ Rf1 Rxf1#", + "Themes": "endgame exposedKing hangingPiece long mate mateIn3" + }, + { + "FEN": "6k1/p4ppp/5b2/1P2q3/4Q3/8/P4PPP/6K1 w - - 0 28", + "PGN": "1. e4 e6 2. Nf3 d5 3. exd5 exd5 4. d4 Nf6 5. Nc3 Be7 6. Be2 O-O 7. O-O c5 8. dxc5 Bxc5 9. Nxd5 Qxd5 10. Bd2 Bg4 11. c4 Qc6 12. b4 Be7 13. b5 Qd6 14. Rb1 Rd8 15. Re1 Bxf3 16. Bxf3 Nbd7 17. Bxb7 Rab8 18. Be4 Nxe4 19. Rxe4 Ne5 20. Qe1 Bf6 21. Bb4 Qe6 22. Rd1 Rbc8 23. Rxd8+ Rxd8 24. Ba5 Rc8 25. Bc3 Rxc4 26. Bxe5 Rxe4 27. Qxe4 Qxe5 *", + "Moves": "e4a8 f6d8 a8d8 e5e8 d8e8", + "MovesSAN": "Qa8+ Bd8 Qxd8+ Qe8 Qxe8#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "2r1r1k1/1p3pPR/p1q1p3/4P1B1/3Q1PB1/3n4/PPP5/1K3R2 b - - 0 30", + "PGN": "1. d4 d5 2. Nc3 Nf6 3. Bf4 c6 4. Nf3 Bf5 5. e3 e6 6. Be2 Bd6 7. Ne5 O-O 8. f3 Qe7 9. g4 Bg6 10. h4 h6 11. Qd2 Bxe5 12. dxe5 Nfd7 13. O-O-O a6 14. h5 Bh7 15. Rhg1 c5 16. g5 hxg5 17. Bxg5 Qe8 18. f4 Kh8 19. Bg4 Nc6 20. Rdf1 d4 21. Ne2 dxe3 22. Qxe3 Nd4 23. Nxd4 cxd4 24. Qxd4 Rc8 25. Rg2 Nc5 26. h6 Qc6 27. Rh2 Nd3+ 28. Kb1 Kg8 29. hxg7 Rfe8 30. Rxh7 *", + "Moves": "c6c2 b1a1 c2c1 f1c1 c8c1", + "MovesSAN": "Qxc2+ Ka1 Qc1+ Rxc1 Rxc1#", + "Themes": "long mate mateIn3 middlegame queensideAttack sacrifice" + }, + { + "FEN": "r1k4r/ppp3p1/4p3/1Nq1P3/2P1b2p/3Q3P/PP4P1/3R3K w - - 0 25", + "PGN": "1. d4 d5 2. c4 Nf6 3. Nc3 e6 4. Nf3 Ne4 5. e3 Be7 6. Qc2 Ng5 7. Nxg5 Bxg5 8. Bd3 f5 9. O-O h5 10. f3 h4 11. h3 Bd7 12. e4 dxe4 13. fxe4 f4 14. Bxf4 Bxf4 15. Rxf4 Nc6 16. e5 Qg5 17. Bg6+ Kd8 18. Raf1 Nxd4 19. Rxd4 Qe3+ 20. Kh1 Qxd4 21. Nb5 Qc5 22. Rd1 Kc8 23. Qd3 Bc6 24. Be4 Bxe4 *", + "Moves": "d3d7 c8b8 d7d8 h8d8 d1d8", + "MovesSAN": "Qd7+ Kb8 Qd8+ Rxd8 Rxd8#", + "Themes": "long mate mateIn3 middlegame queensideAttack sacrifice" + }, + { + "FEN": "1Bk5/1Np1b3/3p4/3Pp3/2Q1P2p/2P1KP2/P5q1/1R6 b - - 4 32", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bxb4 5. c3 Be7 6. d4 d6 7. Qb3 Be6 8. Bxe6 fxe6 9. Qxe6 Qd7 10. Qc4 O-O-O 11. Be3 Nf6 12. d5 Nb8 13. Bxa7 Na6 14. Ng5 Rdf8 15. Ne6 Rf7 16. f3 h5 17. Nd2 h4 18. h3 Nh5 19. Kf2 Nf4 20. Nxf4 Rxf4 21. Nb3 Rhf8 22. Rab1 g5 23. Be3 R4f7 24. Na5 g4 25. Nxb7 Nb8 26. Ba7 gxh3 27. Rxh3 Qg4 28. Bxb8 Rxf3+ 29. Rxf3 Rxf3+ 30. gxf3 Qg3+ 31. Ke2 Qg2+ 32. Ke3 *", + "Moves": "e7g5 f3f4 g5f4 e3d3 g2d2", + "MovesSAN": "Bg5+ f4 Bxf4+ Kd3 Qd2#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "3r2k1/R4ppp/1p6/1r6/1P6/P3R1P1/5PPK/8 b - - 2 26", + "PGN": "1. d4 e5 2. dxe5 Nc6 3. Nf3 Qe7 4. Bg5 Qb4+ 5. Nbd2 Be7 6. Bxe7 Qxe7 7. e3 Nxe5 8. Nxe5 Qxe5 9. Rb1 Qe6 10. a3 Nf6 11. Bc4 Qc6 12. O-O d5 13. Bb3 O-O 14. Qf3 b6 15. Rfe1 Bb7 16. c4 Rad8 17. cxd5 Nxd5 18. Rbc1 Qg6 19. Qg3 Qxg3 20. hxg3 Nxe3 21. Rxe3 Rxd2 22. Rxc7 Bd5 23. Bxd5 Rxd5 24. Rxa7 Rb5 25. b4 Rd8 26. Kh2 *", + "Moves": "b5h5 h2g1 d8d1 e3e1 d1e1", + "MovesSAN": "Rh5+ Kg1 Rd1+ Re1 Rxe1#", + "Themes": "endgame long mate mateIn3 rookEndgame" + }, + { + "FEN": "4r1k1/1p1Q2pp/pb6/3Nq3/8/8/P1p3PP/5R1K w - - 0 28", + "PGN": "1. e4 e5 2. Nf3 f5 3. exf5 Nf6 4. Bc4 d5 5. Bb3 e4 6. Nd4 c5 7. Ne6 Bxe6 8. fxe6 Qd6 9. O-O Qxe6 10. Ba4+ Nc6 11. f3 Be7 12. d3 exf3 13. Re1 f2+ 14. Kxf2 Qd6 15. Qf3 O-O 16. Kg1 Bd8 17. Nc3 a6 18. Bxc6 Qxc6 19. Qh3 Bb6 20. Re7 Rae8 21. Rxe8 Rxe8 22. Bg5 c4+ 23. Kh1 cxd3 24. Bxf6 Qxf6 25. Nxd5 Qxb2 26. Rf1 Qe5 27. Qd7 dxc2 *", + "Moves": "d7f7 g8h8 f7f8 e8f8 f1f8", + "MovesSAN": "Qf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "2r4k/5RR1/p1r4P/5p2/1p6/5PK1/5P2/8 w - - 2 49", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. c3 d5 9. exd5 Nxd5 10. d4 exd4 11. cxd4 Bg4 12. Nc3 Nf6 13. Be3 Na5 14. Bc2 Nc4 15. Bc1 Bb4 16. a3 Ba5 17. b4 Bb6 18. Be3 Qd7 19. Ne4 Nxe4 20. Bxe4 Rae8 21. Qc2 f5 22. Bd3 Bxf3 23. gxf3 Qd5 24. Bf4 Qxd4 25. Bxc4+ bxc4 26. Be3 Qd3 27. Qxd3 cxd3 28. Rad1 Rd8 29. Bxb6 cxb6 30. Re3 d2 31. Re2 Rd3 32. Rdxd2 Rxa3 33. Rd6 b5 34. Re7 Rf7 35. Rd8+ Rf8 36. Rdd7 Rc8 37. Rxg7+ Kf8 38. Rxh7 Kg8 39. Rdg7+ Kf8 40. Rf7+ Kg8 41. Rhg7+ Kh8 42. Kg2 Ra4 43. Kg3 Rxb4 44. h4 Rbc4 45. h5 R4c6 46. Rh7+ Kg8 47. h6 b4 48. Rhg7+ Kh8 *", + "Moves": "g7h7 h8g8 f7g7 g8f8 h7h8", + "MovesSAN": "Rh7+ Kg8 Rfg7+ Kf8 Rh8#", + "Themes": "endgame exposedKing long mate mateIn3 rookEndgame" + }, + { + "FEN": "8/2Q2ppk/2p4p/3pP3/3PbP1K/B1P4P/P5r1/8 b - - 0 33", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3 h6 5. O-O d6 6. h3 Be7 7. Re1 O-O 8. c3 Be6 9. d4 exd4 10. cxd4 d5 11. e5 Ne4 12. Nc3 Bb4 13. Re3 Bxc3 14. bxc3 a6 15. Bxc6 bxc6 16. Ba3 Re8 17. Qc2 Rb8 18. Nd2 Bf5 19. Nxe4 Bxe4 20. Qe2 Qg5 21. f3 Bf5 22. Kh1 Qg3 23. Rf1 Re6 24. f4 Rg6 25. Rxg3 Rxg3 26. Rf3 Rb1+ 27. Kh2 Rg6 28. Qxa6 Be4 29. Rg3 Rxg3 30. Kxg3 Rg1 31. Kh4 Rxg2 32. Qc8+ Kh7 33. Qxc7 *", + "Moves": "g7g5 f4g5 h6g5 h4h5 e4f3", + "MovesSAN": "g5+ fxg5 hxg5+ Kh5 Bf3#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "6k1/pp3rpb/7p/3p4/3P3b/6P1/P5rP/K1R2R2 w - - 0 26", + "PGN": "1. d4 d5 2. c4 Bf5 3. Nf3 c6 4. Nc3 Nd7 5. Bg5 h6 6. Bh4 Ngf6 7. cxd5 cxd5 8. g3 e6 9. Bxf6 Nxf6 10. Bg2 Qb6 11. Qa4+ Qc6 12. Qb3 Bd6 13. O-O-O Ne4 14. Rhf1 Rc8 15. Qb5 Nxc3 16. Qxc6+ Rxc6 17. bxc3 Rxc3+ 18. Kb2 Rc2+ 19. Ka1 Rxe2 20. Nh4 Bh7 21. Rc1 O-O 22. f4 Be7 23. f5 Bxh4 24. fxe6 Rxg2 25. exf7+ Rxf7 *", + "Moves": "c1c8 h4d8 c8d8 f7f8 f1f8", + "MovesSAN": "Rc8+ Bd8 Rxd8+ Rf8 Rfxf8#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "Rr4k1/5ppp/Q3pn2/8/2p1PN2/1q3P2/1r4PP/5R1K w - - 5 26", + "PGN": "1. d4 d5 2. c4 c6 3. Nc3 e6 4. f3 dxc4 5. a4 Bb4 6. e4 b5 7. axb5 cxb5 8. Bd2 Qxd4 9. Nge2 Qd7 10. b3 Nf6 11. Qc2 O-O 12. bxc4 bxc4 13. Ng3 Ba6 14. Be2 Nc6 15. Rxa6 Nd4 16. Qb2 Rab8 17. Qa2 Rfc8 18. O-O Nxe2+ 19. Ngxe2 Qd3 20. Nf4 Qd4+ 21. Kh1 Bxc3 22. Bxc3 Qxc3 23. Rxa7 Rb2 24. Qa6 Rcb8 25. Ra8 Qb3 *", + "Moves": "a6c8 f6e8 c8e8 b8e8 a8e8", + "MovesSAN": "Qc8+ Ne8 Qxe8+ Rxe8 Rxe8#", + "Themes": "backRankMate long mate mateIn3 middlegame xRayAttack" + }, + { + "FEN": "1k1r4/1b3N2/1n2B3/2p1pP2/pp1qP3/1P4Q1/P1P5/1K5R b - - 1 30", + "PGN": "1. d4 e6 2. e4 d6 3. Nc3 a6 4. Be3 Nd7 5. Qd2 h6 6. O-O-O Be7 7. Kb1 b5 8. f4 Bb7 9. Bd3 b4 10. Nce2 Ngf6 11. Ng3 Ng4 12. Nf3 Nxe3 13. Qxe3 c5 14. f5 e5 15. dxe5 dxe5 16. Bc4 Qc7 17. Nh5 Bf6 18. g4 O-O-O 19. Bxf7 Kb8 20. Be6 Nb6 21. Nxf6 gxf6 22. h4 Qc6 23. Rde1 Qd6 24. b3 a5 25. g5 hxg5 26. hxg5 Rxh1 27. Rxh1 fxg5 28. Nxg5 Qd4 29. Qg3 a4 30. Nf7 *", + "Moves": "d4d1 h1d1 d8d1 b1b2 a4a3", + "MovesSAN": "Qd1+ Rxd1 Rxd1+ Kb2 a3#", + "Themes": "long mate mateIn3 middlegame queensideAttack sacrifice" + }, + { + "FEN": "4r1k1/pp2rpp1/7p/3p4/6P1/1P3PqP/PQ1R1RB1/6K1 b - - 2 27", + "PGN": "1. Nf3 d5 2. g3 c6 3. Bg2 h6 4. O-O Bf5 5. d4 e6 6. c4 Nf6 7. Nc3 Bd6 8. b3 O-O 9. Bb2 Nbd7 10. Nd2 Re8 11. e4 dxe4 12. Ndxe4 Nxe4 13. Nxe4 Bc7 14. Qf3 Nf6 15. Nxf6+ Qxf6 16. g4 Qh4 17. h3 Bg6 18. d5 exd5 19. cxd5 Be4 20. Qc3 Be5 21. Qd2 Bxb2 22. Qxb2 cxd5 23. f3 Bd3 24. Rf2 Re7 25. Rd1 Rae8 26. Rxd3 Qg3 27. Rdd2 *", + "Moves": "e7e1 f2f1 e1f1 g1f1 e8e1", + "MovesSAN": "Re1+ Rf1 Rxf1+ Kxf1 Re1#", + "Themes": "attraction exposedKing killBoxMate kingsideAttack long mate mateIn3 middlegame pin" + }, + { + "FEN": "8/p1p3qp/2pp4/2k5/8/1R6/P2Q1PPP/6K1 b - - 12 29", + "PGN": "1. e4 e5 2. d4 exd4 3. c3 dxc3 4. Bc4 cxb2 5. Bxb2 Nc6 6. Nf3 Bb4+ 7. Nbd2 f6 8. O-O Bxd2 9. Qxd2 Nge7 10. e5 d6 11. exf6 gxf6 12. Bxf6 Bf5 13. Bxh8 Qd7 14. Bf6 O-O-O 15. Bxe7 Qxe7 16. Rfe1 Qg7 17. Be6+ Bxe6 18. Rxe6 Kb8 19. Rae1 Ne5 20. Nxe5 Rg8 21. Nc6+ bxc6 22. Re8+ Rxe8 23. Rxe8+ Kb7 24. Qb4+ Ka6 25. Qa4+ Kb6 26. Rb8+ Kc5 27. Qc2+ Kd5 28. Qd2+ Kc5 29. Rb3 *", + "Moves": "g7a1 b3b1 a1b1 d2c1 b1c1", + "MovesSAN": "Qa1+ Rb1 Qxb1+ Qc1+ Qxc1#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "k2r4/pp3pp1/2p1pn1p/4R3/QPPr1B2/P4qP1/5P2/2KR4 w - - 0 28", + "PGN": "1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Nf3 Nd7 7. h4 h6 8. h5 Bh7 9. Bd3 Bxd3 10. Qxd3 Qc7 11. Ne2 e6 12. c4 Bb4+ 13. Nc3 Ngf6 14. Bd2 Qa5 15. a3 O-O-O 16. O-O-O Bxc3 17. Bxc3 Qc7 18. Bd2 Nc5 19. Qc2 Nce4 20. Be3 Kb8 21. g3 Ka8 22. Rhe1 Qa5 23. Bf4 Qxh5 24. Rxe4 Qxf3 25. Re5 Rd7 26. Qa4 Rhd8 27. b4 Rxd4 *", + "Moves": "a4a7 a8a7 e5a5 a7b6 c4c5", + "MovesSAN": "Qxa7+ Kxa7 Ra5+ Kb6 c5#", + "Themes": "attraction long mate mateIn3 middlegame queensideAttack sacrifice" + }, + { + "FEN": "7k/pR6/2p4p/4p1pK/8/6P1/1P2r3/8 w - - 0 39", + "PGN": "1. e4 e5 2. d4 exd4 3. c3 d5 4. e5 Nc6 5. cxd4 f6 6. Nf3 Bg4 7. Qb3 Bxf3 8. Qxf3 Nxd4 9. Qc3 Bb4 10. Qxb4 Nc2+ 11. Kd1 Nxb4 12. Nc3 fxe5 13. Bb5+ c6 14. Ba4 Nf6 15. Re1 Qd6 16. Bg5 O-O 17. Ke2 h6 18. Bh4 g5 19. Bg3 Nh5 20. Kf1 Nxg3+ 21. hxg3 Rf7 22. Rad1 Raf8 23. Ne4 Qc7 24. a3 dxe4 25. axb4 Rxf2+ 26. Kg1 Qb6 27. Bb3+ Kg7 28. Rd7+ Kh8 29. Kh2 Qxb4 30. Be6 Qxe1 31. Rxb7 Qf1 32. Kh3 Qxg2+ 33. Kg4 R8f4+ 34. Kh5 Qh3+ 35. Bxh3 e3 36. Be6 Rg4 37. Bxg4 e2 38. Bxe2 Rxe2 *", + "Moves": "h5g6 e2f2 b7b8 f2f8 b8f8", + "MovesSAN": "Kg6 Rf2 Rb8+ Rf8 Rxf8#", + "Themes": "endgame exposedKing long mate mateIn3 rookEndgame" + }, + { + "FEN": "8/R6p/6p1/8/1P2rk2/P6P/6P1/7K b - - 3 36", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nxc6 bxc6 6. c4 Nf6 7. f3 Bb4+ 8. Bd2 Bxd2+ 9. Qxd2 O-O 10. Nc3 Rb8 11. Be2 Ba6 12. b3 Bb7 13. O-O d5 14. cxd5 cxd5 15. exd5 Nxd5 16. Nxd5 Bxd5 17. Rad1 Qb6+ 18. Kh1 Bc6 19. Bc4 Rfd8 20. Qc3 Rd4 21. Rc1 Rbd8 22. Bxf7+ Kxf7 23. Qxc6 Qxc6 24. Rxc6 R8d7 25. Ra6 Rd2 26. h3 g6 27. Re1 R2d5 28. Re4 Kg7 29. Rea4 Kh6 30. Rxa7 Kg5 31. Rxd7 Rxd7 32. b4 Rd4 33. a3 e4 34. fxe4 Rxe4 35. Ra5+ Kf4 36. Ra7 *", + "Moves": "f4g3 a7f7 e4e1 f7f1 e1f1", + "MovesSAN": "Kg3 Rf7 Re1+ Rf1 Rxf1#", + "Themes": "endgame long mate mateIn3 rookEndgame" + }, + { + "FEN": "r2q1rk1/pbpn1pbp/1p1p2pQ/8/1PPN4/2BB4/P4PPP/R4RK1 w - - 2 15", + "PGN": "1. e4 e5 2. Nf3 d6 3. d4 exd4 4. Nxd4 Nf6 5. Be2 Be7 6. O-O O-O 7. b4 b6 8. c4 Bb7 9. Nc3 Nxe4 10. Bb2 Nxc3 11. Bxc3 Nd7 12. Bd3 Bf6 13. Qh5 g6 14. Qh6 Bg7 *", + "Moves": "h6g7 g8g7 d4f5 g7g8 f5h6", + "MovesSAN": "Qxg7+ Kxg7 Nf5+ Kg8 Nh6#", + "Themes": "attraction doubleCheck kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "q3kb1r/5ppp/2b1p3/2p1P1NQ/1nBp1P1B/1P6/6PP/6K1 w k - 0 23", + "PGN": "1. e4 e6 2. d4 Nf6 3. e5 Nd5 4. c4 Ne7 5. Bg5 d5 6. c5 Bd7 7. Nf3 b6 8. cxb6 axb6 9. Nc3 c5 10. dxc5 bxc5 11. Bd3 Qa5 12. O-O d4 13. Ne4 Nf5 14. Nh4 Nxh4 15. Bxh4 Nc6 16. f4 Qb6 17. b3 Nb4 18. Bc4 Rxa2 19. Qh5 Rxa1 20. Rxa1 Qb7 21. Ng5 Bc6 22. Ra8+ Qxa8 *", + "Moves": "h5f7 e8d8 g5e6 d8c8 f7c7", + "MovesSAN": "Qxf7+ Kd8 Nxe6+ Kc8 Qc7#", + "Themes": "attackingF2F7 doubleCheck long mate mateIn3 middlegame" + }, + { + "FEN": "2rr2k1/1R2Qppp/4P1b1/8/8/p6P/4q1PK/8 w - - 0 33", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 d6 5. d4 exd4 6. cxd4 Bb6 7. O-O Bg4 8. Nbd2 Nxd4 9. h3 Bh5 10. Qa4+ c6 11. Nxd4 Bxd4 12. Nb3 Bb6 13. Be3 Nf6 14. Rfe1 O-O 15. Bxb6 Qxb6 16. Be2 Bg6 17. Bf3 Rfe8 18. Kh1 Qxf2 19. Qb4 Qb6 20. Qxd6 Rad8 21. Qf4 a5 22. Nd2 Qxb2 23. Rab1 Qxa2 24. Rxb7 a4 25. e5 Nd5 26. Qh4 a3 27. Bxd5 Qxd2 28. Bxc6 Re6 29. Re2 Qd1+ 30. Kh2 Rxc6 31. Qe7 Rcc8 32. e6 Qxe2 *", + "Moves": "e6f7 g6f7 e7f7 g8h8 f7g7", + "MovesSAN": "exf7+ Bxf7 Qxf7+ Kh8 Qxg7#", + "Themes": "advancedPawn endgame long mate mateIn3" + }, + { + "FEN": "6rk/p4Rpp/1p2p2r/4P3/q2P2Q1/3Bn3/PP5P/6RK w - - 0 28", + "PGN": "1. d4 Nf6 2. Nf3 e6 3. Bf4 d5 4. e3 Bd6 5. Bg3 Ne4 6. Bxd6 cxd6 7. Nbd2 f5 8. Bd3 O-O 9. O-O Bd7 10. c3 Be8 11. Qc2 Bh5 12. c4 Nc6 13. cxd5 Nb4 14. Qb3 Nxd5 15. Nxe4 Bxf3 16. gxf3 fxe4 17. fxe4 Nc7 18. f4 Kh8 19. Kh1 b6 20. Qd1 Rf6 21. e5 Rh6 22. Qg4 Qd7 23. Rf3 dxe5 24. fxe5 Nd5 25. Raf1 Rg8 26. Rf7 Qa4 27. Rg1 Nxe3 *", + "Moves": "g4g7 g8g7 f7f8 g7g8 g1g8", + "MovesSAN": "Qxg7+ Rxg7 Rf8+ Rg8 Rgxg8#", + "Themes": "kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "5r1k/pbp2pp1/1p2p2p/4q3/8/3Q4/PPP2PPR/2K4R w - - 0 22", + "PGN": "1. e4 e6 2. Nc3 d5 3. Nf3 dxe4 4. Nxe4 Nf6 5. Nxf6+ Qxf6 6. d4 Qd8 7. Bg5 Be7 8. h4 h6 9. Bxe7 Qxe7 10. Qd2 O-O 11. Bd3 Nd7 12. O-O-O b6 13. Ne5 Nxe5 14. dxe5 Bb7 15. Rhg1 Rad8 16. Qe3 Qxh4 17. Rh1 Qe7 18. Rh2 Qc5 19. Qg3 Kh8 20. Rdh1 Rxd3 21. Qxd3 Qxe5 *", + "Moves": "h2h6 g7h6 h1h6 h8g7 d3h7", + "MovesSAN": "Rxh6+ gxh6 Rxh6+ Kg7 Qh7#", + "Themes": "endgame kingsideAttack long mate mateIn3 sacrifice" + }, + { + "FEN": "k2r1r2/p5Qp/R7/2q5/8/1B1p4/5PPP/3R2K1 b - - 0 30", + "PGN": "1. e4 e6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bd7 5. Bg5 Be7 6. Bxe7 Qxe7 7. Nf3 Bc6 8. Bd3 Nd7 9. c3 Bxe4 10. Bxe4 c6 11. Qc2 Ngf6 12. Bd3 O-O-O 13. O-O Qd6 14. b4 Nd5 15. a4 Nf4 16. Bc4 Nb6 17. Bb3 Nbd5 18. b5 c5 19. c4 Nb4 20. Qd2 Kb8 21. Rfd1 cxd4 22. c5 Qxc5 23. Qxf4+ Ka8 24. Nxd4 e5 25. Qxf7 exd4 26. a5 Rhf8 27. Qxg7 d3 28. a6 bxa6 29. bxa6 Nxa6 30. Rxa6 *", + "Moves": "c5f2 g1h1 f2f1 d1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate long master mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r5k1/1p4pp/4p3/n1q5/r3P3/2PQ4/3R3P/1K3R2 w - - 0 24", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb3 a5 6. a4 Nf6 7. f3 d5 8. exd5 Nxd5 9. Bc4 Be6 10. Nc3 Bb4 11. Bd2 Nxc3 12. Bxc3 Qg5 13. Bxe6 fxe6 14. Bxb4 Qxg2 15. Rf1 axb4 16. Qd3 O-O 17. O-O-O Rxa4 18. Rd2 Qg5 19. Kb1 Rfa8 20. c3 Na5 21. Nc5 bxc3 22. bxc3 e4 23. fxe4 Qxc5 *", + "Moves": "d3d8 a8d8 d2d8 c5f8 f1f8", + "MovesSAN": "Qd8+ Rxd8 Rxd8+ Qf8 Rfxf8#", + "Themes": "long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "2q3r1/5b2/p1k1p1p1/PpB3Pp/1P1QPP1P/4K3/8/8 w - - 0 57", + "PGN": "1. d4 Nf6 2. Nf3 e6 3. c4 d5 4. Nc3 dxc4 5. Qa4+ Bd7 6. Qxc4 Be7 7. e4 O-O 8. Bf4 Nc6 9. Be2 Bb4 10. Qd3 Bc8 11. O-O h6 12. Rac1 Ne7 13. a3 Bxc3 14. Rxc3 c6 15. Ne5 Ng6 16. Nxg6 fxg6 17. Be5 Nd7 18. Bd6 Rf7 19. f3 Nb6 20. Bg3 Bd7 21. Qe3 Be8 22. Rfc1 Qe7 23. Bd1 Rd8 24. a4 Qd7 25. Be5 Nc8 26. a5 Nd6 27. Bb3 Nb5 28. Rd3 Rc8 29. f4 Re7 30. h4 Bf7 31. g4 Rd8 32. g5 h5 33. Kg2 Rc8 34. Bc4 a6 35. Bxb5 cxb5 36. Rc5 Rxc5 37. dxc5 Qc8 38. b4 Rd7 39. Bd6 Be8 40. Qd4 Bf7 41. Qe5 Rd8 42. Kf2 Re8 43. Ke3 Rd8 44. Rd4 Qc6 45. Be7 Re8 46. Bd8 Qc8 47. Bb6 Qc6 48. Rd6 Qc8 49. Kd4 Kh7 50. Ke3 Kg8 51. c6 bxc6 52. Bd4 Kf8 53. Qxg7+ Ke7 54. Bc5 Rg8 55. Rxc6+ Kd7 56. Qd4+ Kxc6 *", + "Moves": "d4d6 c6b7 d6b6 b7a8 b6a7", + "MovesSAN": "Qd6+ Kb7 Qb6+ Ka8 Qa7#", + "Themes": "endgame long master mate mateIn3" + }, + { + "FEN": "r4r1k/2q2p2/p3p1p1/1p1p3N/5Rn1/2N2K2/P7/7R w - - 0 32", + "PGN": "1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Bc4 e6 5. Nf3 Nc6 6. O-O Be7 7. Nxc3 Nf6 8. e5 Nh5 9. Kh1 g6 10. g4 Ng7 11. Bh6 O-O 12. g5 a6 13. h4 b5 14. Bd3 Bb7 15. Be4 Qc8 16. Kh2 Re8 17. Nd2 Nxe5 18. Bxg7 Kxg7 19. h5 Bxe4 20. Ndxe4 d5 21. Ng3 Bxg5 22. f4 Bxf4 23. Rxf4 Qc7 24. hxg6 hxg6 25. Kg2 Nc4 26. Qf3 Nxb2 27. Rf1 Rf8 28. Qg4 Nc4 29. Nh5+ Kh8 30. Rh1 Ne3+ 31. Kf3 Nxg4 *", + "Moves": "h5f6 g4h2 h1h2 h8g7 h2h7", + "MovesSAN": "Nf6+ Nh2+ Rxh2+ Kg7 Rh7#", + "Themes": "discoveredAttack exposedKing long mate mateIn3 middlegame" + }, + { + "FEN": "4r2k/5r1p/p2p1P2/5NQ1/8/2P3R1/3K4/5q2 w - - 6 36", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Bxf6 gxf6 9. Na3 b5 10. Nd5 f5 11. Bd3 Be6 12. c3 Bg7 13. Nc2 O-O 14. Qh5 f4 15. g3 f5 16. gxf4 Bxd5 17. exd5 e4 18. dxc6 exd3 19. Ne3 Qc8 20. Rg1 Kh8 21. Kd2 b4 22. Rg3 bxc3+ 23. bxc3 Qxc6 24. Rc1 Rac8 25. Rxg7 Kxg7 26. Qg5+ Kh8 27. Nxf5 Qd7 28. Nd4 Qf7 29. f5 Qxa2+ 30. Kxd3 Qxf2 31. Rg1 Rf7 32. f6 Qxh2 33. Nf5 Qh3+ 34. Rg3 Qf1+ 35. Kd2 Re8 *", + "Moves": "g5g7 f7g7 f6g7 h8g8 f5h6", + "MovesSAN": "Qg7+ Rxg7 fxg7+ Kg8 Nh6#", + "Themes": "advancedPawn endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "r4rk1/p1R1n1pp/1p1Npq2/3p3B/3P4/2Q5/PP3PPP/2R3K1 b - - 0 21", + "PGN": "1. e4 c5 2. c3 e6 3. d4 cxd4 4. cxd4 d5 5. e5 Nc6 6. Nf3 Bb4+ 7. Bd2 Bxd2+ 8. Qxd2 Bd7 9. Nc3 Nge7 10. Be2 Ng6 11. O-O f6 12. exf6 Qxf6 13. Rac1 Nh4 14. Rfd1 Nxf3+ 15. Bxf3 O-O 16. Nb5 Ne7 17. Nd6 b6 18. Rc7 Bc6 19. Rc1 Be8 20. Qc3 Bh5 21. Bxh5 *", + "Moves": "f6f2 g1h1 f2f1 c1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "rb4k1/1pRb1r1p/p2B2pP/P2q1p2/3P4/5N2/1P3PP1/4R1K1 w - - 0 30", + "PGN": "1. e4 d5 2. e5 c5 3. c3 c4 4. d3 cxd3 5. Bxd3 Nc6 6. Qe2 Qc7 7. Bf4 e6 8. Nf3 Nge7 9. O-O Ng6 10. Bg3 a6 11. Nbd2 Be7 12. a4 O-O 13. h4 Bc5 14. h5 Nge7 15. h6 g6 16. Nb3 Ba7 17. Rfc1 Nf5 18. Bxf5 exf5 19. Qd3 Be6 20. a5 f6 21. Nbd4 Nxd4 22. cxd4 Qd8 23. exf6 Qxf6 24. Be5 Qe7 25. Rc7 Bd7 26. Qb3 Bb8 27. Qxd5+ Rf7 28. Bd6 Qe6 29. Re1 Qxd5 *", + "Moves": "c7c8 d7c8 e1e8 f7f8 e8f8", + "MovesSAN": "Rc8+ Bxc8 Re8+ Rf8 Rxf8#", + "Themes": "fork long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "6k1/p2r1r1p/5ppQ/4p3/3p4/1q5P/5PP1/2R3K1 w - - 3 31", + "PGN": "1. e4 c5 2. c3 Nc6 3. d4 cxd4 4. cxd4 e6 5. Nf3 Qb6 6. Be3 Qxb2 7. Nbd2 Bb4 8. Rb1 Qa3 9. Bc4 Qa5 10. O-O Nf6 11. Nb3 Qd8 12. e5 Ne4 13. Bd2 Bxd2 14. Nfxd2 Nxd2 15. Qxd2 O-O 16. Bd3 b6 17. Qc2 g6 18. a4 Bb7 19. Nc5 bxc5 20. Rxb7 cxd4 21. Bb5 Nxe5 22. Rxd7 Nxd7 23. Bxd7 Qxd7 24. Qd3 Qxa4 25. Rd1 Rad8 26. Qg3 e5 27. Qg5 f6 28. Qh6 Rf7 29. h3 Rdd7 30. Rc1 Qb3 *", + "Moves": "c1c8 d7d8 c8d8 f7f8 h6f8", + "MovesSAN": "Rc8+ Rd8 Rxd8+ Rf8 Qxf8#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "8/p1p3R1/7p/3Np2P/5kP1/8/PP2r1P1/7K b - - 8 35", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d4 exd4 5. c3 dxc3 6. Bxf7+ Kxf7 7. Qd5+ Ke8 8. Qxc5 d6 9. Qxc3 Nf6 10. Bg5 Bg4 11. O-O Kd7 12. e5 Nxe5 13. Nxe5+ dxe5 14. f3 Ke7 15. fxg4 h6 16. Qxe5+ Kf7 17. Bxf6 gxf6 18. Qh5+ Kg7 19. Nc3 Qd4+ 20. Kh1 Rhd8 21. Rad1 Qe5 22. Qxe5 fxe5 23. h4 Re8 24. Ne4 Re6 25. Nc5 Rc6 26. Rd7+ Kg6 27. Nxb7 Rc2 28. Rff7 Rg8 29. h5+ Kg5 30. Rg7+ Rxg7 31. Rxg7+ Kh4 32. Nc5 Kg3 33. Ne4+ Kf4 34. Nf6 Re2 35. Nd5+ *", + "Moves": "f4g3 g7f7 e2e1 f7f1 e1f1", + "MovesSAN": "Kg3 Rf7 Re1+ Rf1 Rxf1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "8/8/7R/6p1/5kP1/5P2/r6p/7K b - - 2 70", + "PGN": "1. e4 e5 2. Nf3 d6 3. Bc4 h6 4. d4 exd4 5. Qxd4 Nf6 6. e5 Nc6 7. Bb5 dxe5 8. Qxd8+ Kxd8 9. Bxc6 bxc6 10. Nxe5 Ke8 11. O-O Bd6 12. Nxc6 Kd7 13. Nd4 Ba6 14. Re1 Rhe8 15. Bd2 Bf4 16. Nf3 Bb7 17. Bxf4 Bxf3 18. Re3 Rxe3 19. Bxe3 Be4 20. c3 Rb8 21. b3 a6 22. Nd2 Bg6 23. Nc4 Nd5 24. Rd1 c6 25. Ne5+ Ke6 26. Nxg6 fxg6 27. c4 Nb4 28. Rd2 a5 29. Bd4 Kf7 30. Bc5 Na6 31. Ba3 Nb4 32. Rd7+ Kf8 33. Ra7 Kg8 34. Rxa5 Nxa2 35. b4 Nxb4 36. Bxb4 Rxb4 37. g3 Rxc4 38. Ra8+ Kh7 39. Rc8 g5 40. Kg2 h5 41. Rc7 Kg6 42. h3 Kf6 43. Kf3 g6 44. Ke3 Rc2 45. f3 Rc3+ 46. Kf2 c5 47. Rc6+ Kf5 48. Rc8 c4 49. Rf8+ Ke6 50. Rg8 Kf7 51. Rc8 Rc2+ 52. Ke3 Rh2 53. Rxc4 Rxh3 54. Kf2 Rh2+ 55. Kg1 Ra2 56. g4 h4 57. Rc6 h3 58. Rc3 Ke6 59. Rc6+ Kf7 60. Rc3 Kf6 61. Rc6+ Kg7 62. Rc7+ Kh6 63. Rc3 h2+ 64. Kh1 Kg7 65. Rc7+ Kh6 66. Rc3 Kg7 67. Rc7+ Kf6 68. Rc6+ Ke5 69. Rxg6 Kf4 70. Rh6 *", + "Moves": "f4g3 h6b6 a2a1 b6b1 a1b1", + "MovesSAN": "Kg3 Rb6 Ra1+ Rb1 Rxb1#", + "Themes": "endgame exposedKing long mate mateIn3 rookEndgame" + }, + { + "FEN": "r1bqn1kr/ppp4p/5pnB/2P1p3/1P1b4/3N4/P5PP/1N1Q1R1K w - - 1 19", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. O-O Bc5 5. d4 Nxd4 6. Bxf7+ Kxf7 7. Nxe5+ Kg8 8. b4 Bb6 9. c3 Ne6 10. c4 Bd4 11. Nd3 Bxa1 12. e5 Ne8 13. f4 Bd4+ 14. Kh1 d6 15. f5 Nf8 16. f6 gxf6 17. Bh6 dxe5 18. c5 Ng6 *", + "Moves": "d1b3 d8d5 b3d5 c8e6 d5e6", + "MovesSAN": "Qb3+ Qd5 Qxd5+ Be6 Qxe6#", + "Themes": "kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "1r4k1/p4ppp/1q6/2p5/2Qbr1PP/1P6/P2B4/2KR1R2 w - - 2 26", + "PGN": "1. e4 Nf6 2. Nc3 d6 3. d4 e5 4. d5 Be7 5. Nf3 O-O 6. Bd3 Bg4 7. h3 Bh5 8. g4 Bg6 9. Bd2 c6 10. dxc6 bxc6 11. Qe2 Re8 12. Rg1 d5 13. h4 Nxe4 14. Nxe4 Bxe4 15. Bxe4 dxe4 16. Qxe4 Qb6 17. O-O-O Nd7 18. Nxe5 Bd6 19. f4 Nxe5 20. fxe5 Bxe5 21. c3 Bxc3 22. Qc2 Bd4 23. Rgf1 Rab8 24. b3 c5 25. Qc4 Re4 *", + "Moves": "c4f7 g8h8 f7f8 b8f8 f1f8", + "MovesSAN": "Qxf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "7k/p5p1/1p3p1p/2p5/PPQ5/8/4rqPP/2B3RK b - - 4 37", + "PGN": "1. f4 d5 2. Nf3 Bg4 3. e3 Bxf3 4. Qxf3 c5 5. b3 Nc6 6. Bb2 Rc8 7. Be2 Nf6 8. O-O e6 9. Nc3 Be7 10. Kh1 d4 11. Ne4 O-O 12. Ng5 h6 13. Ne4 Re8 14. Rad1 Qa5 15. a4 Rcd8 16. f5 exf5 17. Qxf5 dxe3 18. dxe3 Rxd1 19. Bxd1 Qd8 20. Ng3 Rf8 21. e4 Nd4 22. Qf2 Bd6 23. Nf5 Be5 24. c3 Nxf5 25. Qxf5 Qe7 26. Ba3 b6 27. Bf3 Bxc3 28. Bc1 Qe5 29. Qh3 Nxe4 30. Bxe4 Qxe4 31. Qxc3 Qe2 32. Re1 Qf2 33. Bb2 f6 34. Rg1 Re8 35. b4 Re2 36. Qc4+ Kh8 37. Bc1 *", + "Moves": "e2e1 g1e1 f2e1 c4f1 e1f1", + "MovesSAN": "Re1 Rxe1 Qxe1+ Qf1 Qxf1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "5rk1/5pp1/p3p3/1p1b3R/3qB3/P1r4P/5PP1/RQ4K1 w - - 4 23", + "PGN": "1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. e3 a6 5. Nf3 dxc4 6. Bxc4 b5 7. Bd3 Bb4 8. a3 Bxc3+ 9. bxc3 O-O 10. O-O Bb7 11. h3 Nbd7 12. Re1 Rc8 13. e4 c5 14. e5 Nd5 15. Bb2 cxd4 16. Nxd4 Nxc3 17. Bxc3 Rxc3 18. Qb1 Nxe5 19. Bxh7+ Kh8 20. Rxe5 Qxd4 21. Rh5 Bd5 22. Be4+ Kg8 *", + "Moves": "e4h7 g8h8 h7g8 h8g8 b1h7", + "MovesSAN": "Bh7+ Kh8 Bg8+ Kxg8 Qh7#", + "Themes": "attraction discoveredAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "6k1/p2p1ppp/p7/q3r3/8/P4P2/1r3P1P/2R1R1K1 w - - 0 24", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Nc3 Bb4 4. d4 Bxc3+ 5. bxc3 exd4 6. cxd4 Nf6 7. e5 Nd5 8. c4 Ndb4 9. a3 Na6 10. c5 O-O 11. Bxa6 bxa6 12. O-O Rb8 13. Qd3 Bb7 14. d5 Ne7 15. d6 Ng6 16. Qd4 Re8 17. Bb2 Bxf3 18. gxf3 Nxe5 19. dxc7 Qxc7 20. Qf4 Rxb2 21. Rfe1 Qxc5 22. Rac1 Qa5 23. Qxe5 Rxe5 *", + "Moves": "c1c8 a5d8 c8d8 e5e8 e1e8", + "MovesSAN": "Rc8+ Qd8 Rxd8+ Re8 Rexe8#", + "Themes": "backRankMate endgame long mate mateIn3 queenRookEndgame" + }, + { + "FEN": "1r4k1/2p4p/2pp2pP/6P1/1r6/1pq5/P1P2Q2/1K1R1R2 w - - 0 31", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. Nc3 Nxc3 6. dxc3 Be7 7. Be3 O-O 8. Bd3 Bg4 9. h3 Bh5 10. g4 Bg6 11. Bxg6 fxg6 12. Nd4 Qe8 13. Qe2 Qd7 14. O-O-O Nc6 15. Nxc6 bxc6 16. h4 Rab8 17. h5 g5 18. f3 Qe6 19. Kb1 Bf6 20. Qd2 Qc4 21. Bxg5 Bxg5 22. Qxg5 Qxc3 23. Qc1 Rxf3 24. h6 g6 25. g5 Rf5 26. Rhg1 Rfb5 27. b3 a5 28. Qf4 Rb4 29. Qf2 a4 30. Rgf1 axb3 *", + "Moves": "f2f7 g8h8 f7f8 b8f8 f1f8", + "MovesSAN": "Qf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "r1b3rk/ppp2Rpp/8/8/6p1/1BBp4/PP4PP/7K w - - 2 28", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Bc4 Nxe4 4. d3 Nd6 5. Bb3 f6 6. O-O Be7 7. Be3 Nc6 8. c3 Na5 9. Bc2 O-O 10. Nbd2 Nf5 11. Ne4 Re8 12. Bd2 Nc6 13. Qe2 d5 14. Ng3 Nxg3 15. fxg3 e4 16. dxe4 dxe4 17. Nd4 Nxd4 18. cxd4 Qxd4+ 19. Kh1 Bc5 20. Bb3+ Kh8 21. Rf4 f5 22. Raf1 Bd6 23. Bc3 Qd3 24. Qxd3 exd3 25. g4 Bxf4 26. Rxf4 fxg4 27. Rf7 Rg8 *", + "Moves": "c3g7 g8g7 f7f8 g7g8 f8g8", + "MovesSAN": "Bxg7+ Rxg7 Rf8+ Rg8 Rxg8#", + "Themes": "endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "3k4/3P4/4K3/3pP3/8/5p2/8/8 w - - 0 46", + "PGN": "1. d4 b6 2. Bf4 Bb7 3. Nd2 e6 4. Ngf3 Bd6 5. Bg3 Qe7 6. e3 Nc6 7. Be2 O-O-O 8. c3 Nf6 9. Qa4 a5 10. Bxd6 Qxd6 11. Nc4 g5 12. Nxd6+ cxd6 13. Bb5 Rdg8 14. h3 h5 15. O-O-O g4 16. hxg4 Nxg4 17. Bxc6 Bxc6 18. Qc2 h4 19. Nxh4 f5 20. f4 Nxe3 21. Qe2 Nxd1 22. Kxd1 Rg3 23. Nf3 Rxh1+ 24. Kd2 Rb1 25. Kd3 d5 26. Qc2 Bb5+ 27. Ke3 Rg1 28. Qb3 Bc6 29. Qxb6 R1xg2 30. Qa6+ Kd8 31. Qxa5+ Ke7 32. Qc5+ Kf7 33. b4 Rxa2 34. b5 Ra5 35. bxc6 Rxc5 36. cxd7 Rxc3+ 37. Kd2 Rg2+ 38. Kxc3 Ke7 39. Ne5 Rf2 40. Kb4 Rxf4 41. Kc5 Re4 42. Kc6 Rxe5 43. dxe5 Kd8 44. Kd6 f4 45. Kxe6 f3 *", + "Moves": "e6d6 f3f2 e5e6 d5d4 e6e7", + "MovesSAN": "Kd6 f2 e6 d4 e7#", + "Themes": "advancedPawn endgame long mate mateIn3 pawnEndgame" + }, + { + "FEN": "4k3/6b1/6rp/2pn4/2N4K/8/1P4P1/1R5R b - - 7 35", + "PGN": "1. c4 Nf6 2. d4 g6 3. Nc3 Bg7 4. e4 d6 5. f4 c5 6. e5 dxe5 7. dxe5 Qxd1+ 8. Kxd1 Bg4+ 9. Be2 Bxe2+ 10. Kxe2 Nfd7 11. Nf3 Nc6 12. Be3 O-O 13. h4 a6 14. h5 b5 15. cxb5 axb5 16. hxg6 fxg6 17. Nxb5 Rab8 18. a4 Nb4 19. Rh3 Nd5 20. Rah1 h6 21. Nh4 Nxf4+ 22. Bxf4 Rxf4 23. Nxg6 Rg4 24. Nxe7+ Kf7 25. Nc6 Re8 26. Kf3 Rxa4 27. Nd6+ Kf8 28. Nxe8 Kxe8 29. Rb1 Ra6 30. e6 Nf6 31. Ne5 Rxe6 32. Nc4 Nd5 33. Rhh1 Rf6+ 34. Kg3 Rg6+ 35. Kh4 *", + "Moves": "g7f6 h4h3 d5f4 h3h2 g6g2", + "MovesSAN": "Bf6+ Kh3 Nf4+ Kh2 Rxg2#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "4r1k1/6pp/8/1p1pq3/8/7P/5QP1/5R1K w - - 2 39", + "PGN": "1. d4 Nf6 2. c4 e6 3. a3 d5 4. cxd5 Nxd5 5. Nc3 Bd6 6. Nxd5 exd5 7. Nf3 Nc6 8. e3 Bf5 9. Bb5 Qd7 10. O-O a5 11. Ne5 Bxe5 12. dxe5 O-O 13. Re1 Qe6 14. Bxc6 Qxc6 15. Qh5 Bg6 16. Qg4 Rfe8 17. f4 Rad8 18. f5 Qd7 19. e6 Bxf5 20. Qxf5 fxe6 21. Qe5 Rf8 22. b4 axb4 23. axb4 Qf7 24. Ra2 Rd6 25. Rd2 Rb6 26. Qd4 Qe7 27. Rb2 c5 28. bxc5 Rxb2 29. Bxb2 Rf7 30. Bc3 Qc7 31. Bb4 Qc6 32. Bc3 Re7 33. Rf1 e5 34. Qh4 Qxc5 35. Bxe5 Qxe3+ 36. Kh1 Qxe5 37. h3 b5 38. Qf2 Re8 *", + "Moves": "f2f7 g8h8 f7f8 e8f8 f1f8", + "MovesSAN": "Qf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "3r2k1/5ppp/2P1p3/1Rnq4/8/5N2/2Q2PPP/6K1 b - - 4 29", + "PGN": "1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Bd3 Qxd4 6. Nf3 Qd5 7. Qe2 Bxe4 8. Bxe4 Qd8 9. O-O e6 10. Rd1 Qc7 11. Bg5 Nd7 12. Bh4 Ngf6 13. Bg3 Qb6 14. b3 Bc5 15. a3 O-O 16. b4 Be7 17. c4 a5 18. c5 Qd8 19. Bd6 axb4 20. Bxe7 Qxe7 21. axb4 Rxa1 22. Rxa1 b6 23. Bxc6 bxc5 24. Bxd7 Qxd7 25. bxc5 Qd5 26. Qc2 Rd8 27. c6 Ne4 28. Rb1 Nc5 29. Rb5 *", + "Moves": "d5d1 c2d1 d8d1 f3e1 d1e1", + "MovesSAN": "Qd1+ Qxd1 Rxd1+ Ne1 Rxe1#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "4R3/p4rp1/5p2/1p1p3k/2bB1P1P/P1P3K1/8/8 w - - 0 31", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nxd4 5. Qxd4 e6 6. Nc3 Ne7 7. Bc4 Nc6 8. Qe3 Bc5 9. Qd3 Ne5 10. Qe2 Qf6 11. O-O Nxc4 12. Qxc4 Bd4 13. Be3 Bxc3 14. Qxc3 Qxc3 15. bxc3 O-O 16. f4 d5 17. exd5 exd5 18. Bd4 f6 19. Rab1 b6 20. Rfe1 Bf5 21. Re7 Bxc2 22. Rbe1 Bd3 23. g4 Rf7 24. Kf2 Bc4 25. a3 b5 26. h4 h5 27. Re8+ Rxe8 28. Rxe8+ Kh7 29. gxh5 Kh6 30. Kg3 Kxh5 *", + "Moves": "f4f5 g7g6 e8h8 f7h7 h8h7", + "MovesSAN": "f5 g6 Rh8+ Rh7 Rxh7#", + "Themes": "endgame long mate mateIn3 quietMove" + }, + { + "FEN": "5BQ1/ppk1pr2/2p3p1/5q2/8/2P5/PP3PPP/3R2K1 b - - 0 21", + "PGN": "1. e4 c6 2. Qf3 d6 3. Bc4 Be6 4. Bxe6 fxe6 5. Nh3 d5 6. Ng5 Nf6 7. Nxe6 Qd7 8. exd5 Nxd5 9. Nxf8 Rxf8 10. Qh5+ g6 11. Qxh7 Qf5 12. O-O Qxc2 13. Nc3 Nxc3 14. dxc3 Nd7 15. Bh6 Rf7 16. Qg8+ Nf8 17. Rad1 Qf5 18. Rd4 Rd8 19. Rxd8+ Kxd8 20. Rd1+ Kc7 21. Bxf8 *", + "Moves": "f5f2 g1h1 f2f1 d1f1 f7f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "r2q1r2/1p1nb1k1/8/p1ppNRp1/3P4/2PQP3/PP4PP/R5K1 w - - 1 23", + "PGN": "1. d4 d5 2. Nf3 Nf6 3. Bg5 Bf5 4. e3 e6 5. Nc3 Be7 6. Bb5+ c6 7. Ba4 O-O 8. O-O Nbd7 9. Ne2 a5 10. c3 h6 11. Bh4 g5 12. Bg3 Ne4 13. Bc2 Ndf6 14. Ne5 Bh7 15. f3 Nxg3 16. Nxg3 Nd7 17. Bxh7+ Kxh7 18. Qd3+ f5 19. f4 c5 20. fxg5 hxg5 21. Nxf5 exf5 22. Rxf5 Kg7 *", + "Moves": "f5f7 f8f7 d3g6 g7h8 e5f7", + "MovesSAN": "Rf7+ Rxf7 Qg6+ Kh8 Nxf7#", + "Themes": "attraction clearance exposedKing long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "7r/1bp5/pbk1NQ2/1p1pP3/1P4rq/P1P4P/5PN1/R1B2RK1 b - - 1 25", + "PGN": "1. e4 e6 2. Nf3 b6 3. d4 d5 4. e5 Bb7 5. Nc3 Nc6 6. Bb5 a6 7. Bd3 b5 8. O-O Nb4 9. Ne2 Nxd3 10. Qxd3 Bb4 11. c3 Ba5 12. b4 Bb6 13. a3 Ne7 14. Ng5 Nf5 15. g4 Nh4 16. Nxh7 Ng6 17. Ng5 f6 18. Nxe6 Qe7 19. Qxg6+ Kd7 20. N2f4 fxe5 21. dxe5 Qh4 22. Qxg7+ Kc6 23. h3 Rag8 24. Qf6 Rxg4+ 25. Ng2 *", + "Moves": "g4g2 g1g2 h4h3 g2g1 h3h1", + "MovesSAN": "Rxg2+ Kxg2 Qxh3+ Kg1 Qh1#", + "Themes": "attraction kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "r4k1r/6pp/b1p2b2/8/1R3Q1P/P2qP1R1/BB1P1P2/2K5 b - - 10 34", + "PGN": "1. e3 e5 2. Bc4 Nc6 3. Qf3 Nf6 4. Nc3 Nb4 5. Bb3 c6 6. a3 Na6 7. Ne4 Be7 8. g4 d5 9. Nxf6+ Bxf6 10. Ne2 Nc5 11. Ba2 e4 12. Qg3 Nd7 13. h4 Be5 14. Qg2 Nf6 15. g5 Nd7 16. Nf4 f6 17. gxf6 Bxf6 18. c4 Ne5 19. cxd5 Nd3+ 20. Nxd3 exd3 21. dxc6 Qc7 22. Qe4+ Kf8 23. Qxd3 bxc6 24. Rb1 Bb7 25. Rh3 Rd8 26. Qc4 Qd7 27. Rg3 a5 28. b4 axb4 29. Rxb4 Ra8 30. Qf4 Ba6 31. Bb2 Qd3 32. Kd1 Qf1+ 33. Kc2 Qd3+ 34. Kc1 *", + "Moves": "d3f1 c1c2 a6d3 c2b3 f1d1", + "MovesSAN": "Qf1+ Kc2 Bd3+ Kb3 Qd1#", + "Themes": "long mate mateIn3 middlegame queensideAttack" + }, + { + "FEN": "7r/1b3k2/p3p3/1pRq1pQ1/3P4/1P3PP1/P7/3R2K1 b - - 0 32", + "PGN": "1. d4 d5 2. Nf3 Nf6 3. c4 c6 4. g3 e6 5. Bg2 Bd6 6. O-O Nbd7 7. Qc2 O-O 8. Rd1 a6 9. b3 b5 10. Nbd2 Bb7 11. e4 dxe4 12. Nxe4 Nxe4 13. Qxe4 Nf6 14. Qe2 h6 15. Ne5 Qc7 16. Bf4 g5 17. c5 gxf4 18. cxd6 Qxd6 19. Rac1 Nd5 20. Qg4+ Kh7 21. Be4+ f5 22. Qg6+ Kh8 23. Qxh6+ Kg8 24. Qg6+ Kh8 25. Bxd5 Qxd5 26. Nf7+ Rxf7 27. Qxf7 c5 28. Qh5+ Kg7 29. f3 fxg3 30. hxg3 Rh8 31. Qg5+ Kf7 32. Rxc5 *", + "Moves": "h8h1 g1h1 d5f3 h1g1 f3g2", + "MovesSAN": "Rh1+ Kxh1 Qxf3+ Kg1 Qg2#", + "Themes": "attraction endgame exposedKing fork long mate mateIn3 sacrifice" + }, + { + "FEN": "5r2/pp4k1/2p4p/7R/3q4/1P1B4/P1Q3PP/7K b - - 1 31", + "PGN": "1. d4 e6 2. c4 d5 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 Nbd7 6. e3 c6 7. Bd3 h6 8. Bh4 Be7 9. Nge2 O-O 10. O-O Nb6 11. b3 Re8 12. f3 Nh7 13. Bxe7 Qxe7 14. e4 dxe4 15. fxe4 Bg4 16. Qc2 Ng5 17. Ng3 g6 18. e5 Nd7 19. Nge4 Nxe4 20. Nxe4 Kh8 21. Nd6 Rf8 22. Rae1 f6 23. Bxg6 fxe5 24. Nf7+ Kg7 25. Nxe5 Nxe5 26. Rxe5 Rxf1+ 27. Kxf1 Qf6+ 28. Kg1 Rf8 29. Bd3 Bh5 30. Rxh5 Qxd4+ 31. Kh1 *", + "Moves": "d4a1 c2b1 a1b1 d3b1 f8f1", + "MovesSAN": "Qa1+ Qb1 Qxb1+ Bxb1 Rf1#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "rn2k1nN/1R5Q/p3pqp1/2b5/P3p3/3p2K1/3B1PPP/5B1R b q - 5 21", + "PGN": "1. e4 e6 2. d4 d5 3. Nc3 a6 4. Nf3 c5 5. Be3 Qb6 6. Na4 Qa5+ 7. c3 Bd7 8. b3 Bxa4 9. bxa4 Qxc3+ 10. Bd2 Qb2 11. Rb1 Qxa2 12. Rxb7 cxd4 13. Ne5 Bd6 14. Nxf7 Be7 15. Nxh8 dxe4 16. Qh5+ g6 17. Qxh7 Qa1+ 18. Ke2 d3+ 19. Ke3 Bc5+ 20. Kf4 Qf6+ 21. Kg3 *", + "Moves": "c5f2 g3h3 f6f5 g2g4 f5f3", + "MovesSAN": "Bxf2+ Kh3 Qf5+ g4 Qf3#", + "Themes": "exposedKing long mate mateIn3 middlegame" + }, + { + "FEN": "5b2/p4p1k/1pp2P2/3p1R1p/8/6R1/PPr1r1PP/3K4 w - - 0 32", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d4 exd4 5. Nxd4 Nxd4 6. Qxd4 b6 7. Bg5 Be7 8. O-O O-O 9. e5 Ne8 10. Qe4 c6 11. Bd3 g6 12. Bh6 Ng7 13. f4 Re8 14. Bxg7 Kxg7 15. f5 d5 16. f6+ Kg8 17. Qh4 Bf8 18. Bxg6 hxg6 19. Qg3 Qc7 20. Nc3 Qxe5 21. Qh4 Qh5 22. Qxh5 gxh5 23. Rf4 Re5 24. Raf1 Ba6 25. R1f3 Re1+ 26. Kf2 Rc1 27. Rg3+ Kh7 28. Rf5 Rxc2+ 29. Ke1 Re8+ 30. Kd1 Be2+ 31. Nxe2 Rexe2 *", + "Moves": "f5h5 f8h6 g3g7 h7h8 h5h6", + "MovesSAN": "Rxh5+ Bh6 Rg7+ Kh8 Rxh6#", + "Themes": "deflection endgame exposedKing long mate mateIn3 pin" + }, + { + "FEN": "Q7/pp1k1p2/2pp1B2/4p3/4P1q1/3P4/PPP2brP/R1K4R b - - 3 22", + "PGN": "1. e4 e5 2. Nc3 Nc6 3. Bc4 Nf6 4. d3 Bc5 5. Bg5 d6 6. Nf3 h6 7. Bh4 g5 8. Nxg5 hxg5 9. Bxg5 Be6 10. Bb3 Qe7 11. Qf3 Rg8 12. Bxf6 Qd7 13. Nd5 Bxd5 14. Bxd5 Nd4 15. Qd1 c6 16. Bb3 Rxg2 17. Qh5 Ne6 18. Bxe6 Qxe6 19. Qh8+ Kd7 20. Qxa8 Bxf2+ 21. Kd1 Qg4+ 22. Kc1 *", + "Moves": "f2e3 c1b1 g2g1 h1g1 g4g1", + "MovesSAN": "Be3+ Kb1 Rg1+ Rxg1 Qxg1#", + "Themes": "backRankMate long mate mateIn3 middlegame" + }, + { + "FEN": "4b2k/1pp3pp/p2pB3/2PPn3/1P5P/P1B1QpP1/5P1K/1q6 b - - 2 31", + "PGN": "1. c4 e5 2. Nc3 Nc6 3. g3 Bc5 4. Bg2 d6 5. e3 f5 6. Nge2 Nge7 7. d4 exd4 8. exd4 Bb4 9. a3 Bxc3+ 10. Nxc3 Bd7 11. O-O O-O 12. b4 a6 13. Bb2 Rb8 14. Nd5 Nxd5 15. Bxd5+ Kh8 16. Re1 Ne7 17. Bg2 Re8 18. d5 Ng6 19. Qd4 Re7 20. Bc3 Qf8 21. Rxe7 Nxe7 22. Re1 Re8 23. c5 Ng6 24. Rxe8 Bxe8 25. Bh3 f4 26. Kg2 f3+ 27. Kg1 Ne5 28. Be6 Qf6 29. Qe3 Qg6 30. h4 Qb1+ 31. Kh2 *", + "Moves": "b1f1 e6h3 e5g4 h3g4 f1g2", + "MovesSAN": "Qf1 Bh3 Ng4+ Bxg4 Qg2#", + "Themes": "endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "r7/1pp3pk/p5rp/3Pp3/4Pp1q/2NR1P1P/PP2QbP1/3R3K b - - 6 26", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. O-O d6 5. c3 Bd7 6. d4 exd4 7. cxd4 Bb6 8. Nc3 a6 9. Ba4 Nge7 10. Bg5 O-O 11. Re1 h6 12. Bh4 Qe8 13. h3 f5 14. d5 Ne5 15. Nxe5 dxe5 16. Bxd7 Qxd7 17. Qb3 Kh7 18. Bxe7 Qxe7 19. Qc2 f4 20. Rad1 Qg5 21. Qd2 Rf6 22. Kh1 Rg6 23. f3 Be3 24. Qe2 Qh4 25. Rd3 Bf2 26. Red1 *", + "Moves": "g6g2 h1g2 h4g3 g2f1 g3g1", + "MovesSAN": "Rxg2 Kxg2 Qg3+ Kf1 Qg1#", + "Themes": "attraction kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "6k1/p4ppp/1p6/8/q1rrpP1Q/P1P5/1P4PP/2KR4 w - - 0 29", + "PGN": "1. e4 e6 2. Nf3 b6 3. d4 Bb7 4. Bd3 Ne7 5. a3 Ng6 6. Nc3 Be7 7. Be3 O-O 8. Qd2 d6 9. d5 exd5 10. exd5 Nd7 11. Nd4 Nde5 12. O-O-O c5 13. dxc6 Nxc6 14. Nf5 Bf6 15. f3 Rc8 16. Nd5 Nce5 17. Nxf6+ Qxf6 18. Bb5 Qxf5 19. Ba4 Rfd8 20. Bb3 Qd7 21. f4 Nc4 22. Bxc4 Rxc4 23. Rhe1 Qa4 24. c3 Be4 25. Bd4 d5 26. Qf2 Nh4 27. Rxe4 dxe4 28. Qxh4 Rdxd4 *", + "Moves": "h4d8 d4d8 d1d8 a4e8 d8e8", + "MovesSAN": "Qd8+ Rxd8 Rxd8+ Qe8 Rxe8#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice xRayAttack" + }, + { + "FEN": "r3r2k/1R6/p2p1P1p/8/P2b2b1/1Q2Nq2/2PK1P2/1R6 w - - 9 43", + "PGN": "1. Nf3 g6 2. e4 Bg7 3. d4 c5 4. d5 d6 5. Nc3 Nf6 6. Bb5+ Bd7 7. a4 O-O 8. O-O Na6 9. h3 Nc7 10. Bc4 e6 11. Bf4 e5 12. Be3 h6 13. Qd2 Kh7 14. Rab1 Nh5 15. b4 b6 16. bxc5 bxc5 17. Rb7 Ne8 18. Rfb1 Bc8 19. R7b3 Nef6 20. g4 Nf4 21. Bxf4 exf4 22. Qxf4 Qe7 23. Bd3 Nd7 24. Nb5 Ne5 25. Nxe5 Bxe5 26. Qd2 a6 27. Na3 Qh4 28. Be2 f5 29. exf5 gxf5 30. Nc4 Bd4 31. Bd3 Qg3+ 32. Kf1 Qxh3+ 33. Ke1 Qh1+ 34. Ke2 Re8+ 35. Ne3 Qxd5 36. gxf5 c4 37. f6+ cxd3+ 38. Qxd3+ Bf5 39. Rb7+ Kh8 40. Qb3 Bg4+ 41. Kd3 Qe4+ 42. Kd2 Qf3 *", + "Moves": "b7h7 h8h7 b3f7 h7h8 f7g7", + "MovesSAN": "Rh7+ Kxh7 Qf7+ Kh8 Qg7#", + "Themes": "attraction exposedKing long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "6k1/5pp1/7p/1Q6/rp6/6P1/1P2RKP1/3q4 w - - 3 36", + "PGN": "1. Nf3 d5 2. c4 c6 3. d4 Nf6 4. Nc3 e6 5. Bg5 Be7 6. e3 Nbd7 7. Qc2 O-O 8. Bd3 h6 9. Bh4 a5 10. a4 dxc4 11. Bxc4 b6 12. Rd1 Bb7 13. O-O Rc8 14. Ne5 Nd5 15. Bg3 Nb4 16. Qb1 Nf6 17. e4 Nh5 18. Na2 Nxg3 19. hxg3 Bd6 20. Nxb4 axb4 21. Nf3 Qe7 22. Rfe1 Rfd8 23. Qa2 Qf8 24. Qb3 Ra8 25. d5 cxd5 26. exd5 exd5 27. Bxd5 Bxd5 28. Rxd5 Bc5 29. Ne5 Rxd5 30. Qxd5 Rxa4 31. Nd7 Qc8 32. Nxb6 Bxb6 33. Qb5 Bxf2+ 34. Kxf2 Qc2+ 35. Re2 Qd1 *", + "Moves": "e2e8 g8h7 b5f5 g7g6 f5f7", + "MovesSAN": "Re8+ Kh7 Qf5+ g6 Qxf7#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "r4rk1/5q1p/p3R1pB/1ppp4/6Q1/2P5/P4PPP/4R1K1 b - - 0 26", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. c3 Nf6 4. d4 exd4 5. cxd4 d5 6. e5 Ng8 7. Bb5 Bd7 8. Nc3 a6 9. Ba4 b5 10. Bb3 Be6 11. Ng5 Bb4 12. Nxe6 fxe6 13. O-O Nge7 14. Qh5+ g6 15. Qh6 Nf5 16. Qh3 Ncxd4 17. Bd1 Bxc3 18. bxc3 Nc6 19. Bg4 Nxe5 20. Re1 Nxg4 21. Qxg4 Qf6 22. Bg5 Qf7 23. Re2 c5 24. Rae1 O-O 25. Rxe6 Nh6 26. Bxh6 *", + "Moves": "f7f2 g1h1 f2f1 e1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r1b2Q2/pp1k1p2/3Bp3/2P2n2/1q1p4/2N1P3/2PK1PP1/7r w - - 0 22", + "PGN": "1. d4 g6 2. Bf4 Bg7 3. e3 Nf6 4. h4 e6 5. Nc3 d5 6. Be2 c5 7. dxc5 Qa5 8. h5 gxh5 9. Bxh5 Nxh5 10. Qxh5 Bxc3+ 11. Kd1 Bxb2 12. Rb1 Qxa2 13. Rxb2 Qxb2 14. Ne2 Nc6 15. Qg5 Ne7 16. Bd6 Nf5 17. Rxh7 Rxh7 18. Qg8+ Kd7 19. Qf8 Rh1+ 20. Kd2 Qb4+ 21. Nc3 d4 *", + "Moves": "f8f7 f5e7 f7e7 d7c6 e7c7", + "MovesSAN": "Qxf7+ Ne7 Qxe7+ Kc6 Qc7#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "8/8/1R5p/6pk/4Np2/4nP1P/6PK/3r4 w - - 1 38", + "PGN": "1. e4 Nf6 2. Nc3 e5 3. d4 exd4 4. Qxd4 Nc6 5. Qd1 Bb4 6. Bd3 d5 7. exd5 Nxd5 8. Bd2 O-O 9. Nge2 Bg4 10. Nxd5 Qxd5 11. O-O Rad8 12. f3 Bxd2 13. Qxd2 Bf5 14. Nf4 Qd4+ 15. Kh1 g5 16. Ne2 Qf6 17. Ng3 Bxd3 18. cxd3 h6 19. Ne4 Qd4 20. Qc3 Qxc3 21. Nxc3 Rxd3 22. Rad1 Rfd8 23. Rxd3 Rxd3 24. Rf2 Nb4 25. h3 Kg7 26. a3 Nd5 27. Ne4 b6 28. Rc2 c5 29. b4 f5 30. Ng3 f4 31. Ne4 cxb4 32. axb4 Nxb4 33. Rc7+ Kg6 34. Rxa7 Rd1+ 35. Kh2 Nc2 36. Rb7 Ne3 37. Rxb6+ Kh5 *", + "Moves": "g2g4 f4g3 e4g3 h5h4 b6h6", + "MovesSAN": "g4+ fxg3+ Nxg3+ Kh4 Rxh6#", + "Themes": "deflection endgame long mate mateIn3" + }, + { + "FEN": "4r1k1/6pp/p1p5/qp6/4rQNP/P1P3P1/1P3RK1/8 w - - 0 35", + "PGN": "1. e4 d6 2. d4 c6 3. f4 Nd7 4. Nf3 Qa5+ 5. c3 e5 6. fxe5 dxe5 7. Bd3 Ngf6 8. Bd2 Qc7 9. dxe5 Nxe5 10. Nxe5 Qxe5 11. O-O Bd6 12. Bf4 Qc5+ 13. Kh1 Bxf4 14. Rxf4 Qe5 15. Rf1 Ng4 16. g3 Ne3 17. Qf3 Nxf1 18. Qxf1 O-O 19. Nd2 Rd8 20. Nf3 Qh5 21. Re1 Bh3 22. Qe2 Bg4 23. Rf1 Rd6 24. Qe3 Rf6 25. Be2 Rd8 26. Rf2 a6 27. h4 Qa5 28. a3 Rfd6 29. Kg2 Re8 30. Bc4 b5 31. Bxf7+ Kxf7 32. Ne5+ Kg8 33. Nxg4 Rde6 34. Qf4 Rxe4 *", + "Moves": "f4f7 g8h8 f7f8 e8f8 f2f8", + "MovesSAN": "Qf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "r3kb1r/pp2qpp1/4p3/3pP3/N2N1P2/1P1Q2p1/P2B2P1/R4RK1 b kq - 1 18", + "PGN": "1. e4 c6 2. d4 d5 3. e5 Bf5 4. c4 e6 5. cxd5 cxd5 6. f4 h5 7. Nf3 Nc6 8. Bd3 Nge7 9. O-O Qb6 10. Kh1 h4 11. Nc3 Bxd3 12. Qxd3 Nf5 13. Na4 Qb4 14. b3 Ncxd4 15. Bd2 Qe7 16. Nxd4 Ng3+ 17. hxg3 hxg3+ 18. Kg1 *", + "Moves": "h8h1 g1h1 e7h4 h1g1 h4h2", + "MovesSAN": "Rh1+ Kxh1 Qh4+ Kg1 Qh2#", + "Themes": "attraction kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "6k1/5pb1/2Rp3p/p2P2p1/8/4r1P1/P4RPP/6K1 b - - 1 31", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nc3 g6 4. Bg5 Bg7 5. e3 d6 6. Nf3 Nbd7 7. Be2 c6 8. O-O O-O 9. b4 h6 10. Bh4 Qc7 11. b5 g5 12. Bg3 Nh5 13. Nd2 Nxg3 14. fxg3 b6 15. bxc6 Nf6 16. d5 exd5 17. cxd5 a5 18. Rb1 Rb8 19. Nb5 Qe7 20. Qb3 Ba6 21. c7 Rbc8 22. Na7 Qxc7 23. Nxc8 Bxe2 24. Rfe1 Qxc8 25. Rxe2 Qg4 26. Rf2 Ne4 27. Nxe4 Qxe4 28. Rc1 Re8 29. Qxb6 Qxe3 30. Qxe3 Rxe3 31. Rc6 *", + "Moves": "e3e1 f2f1 g7d4 g1h1 e1f1", + "MovesSAN": "Re1+ Rf1 Bd4+ Kh1 Rxf1#", + "Themes": "backRankMate deflection endgame long mate mateIn3" + }, + { + "FEN": "r1b2rk1/pp3ppp/2p3n1/4Q3/3N4/PP6/1BPP1q1P/1K1R1B2 w - - 1 22", + "PGN": "1. e4 e6 2. b3 d5 3. Bb2 dxe4 4. Qe2 Nf6 5. Nc3 Nc6 6. O-O-O Nd4 7. Qe1 Bb4 8. a3 Bc5 9. Nxe4 Bb6 10. Bd3 Nd5 11. Nf3 Nf4 12. Bf1 Qd5 13. Nc3 Qf5 14. Nxd4 Bxd4 15. Kb1 c6 16. g4 Qxg4 17. Rg1 Qxg1 18. Qe4 e5 19. Ne2 Qxf2 20. Nxd4 O-O 21. Qxe5 Ng6 *", + "Moves": "e5g7 g8g7 d4f5 g7g8 f5h6", + "MovesSAN": "Qxg7+ Kxg7 Nf5+ Kg8 Nh6#", + "Themes": "attraction doubleCheck kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "8/2Q3pk/2P3rp/3Pp3/4Pp1q/5PrP/PR3RP1/7K b - - 0 32", + "PGN": "1. d4 d5 2. c4 dxc4 3. Bg5 f6 4. Bh4 e5 5. d5 Bb4+ 6. Nc3 Bxc3+ 7. bxc3 Ne7 8. e4 Ng6 9. Bg3 O-O 10. Bxc4 Na6 11. Bxa6 bxa6 12. Nf3 Bg4 13. h3 Bxf3 14. Qxf3 Qd6 15. O-O Rf7 16. Qe2 Raf8 17. f3 f5 18. c4 f4 19. Bf2 Qf6 20. Bxa7 Qg5 21. Bc5 Re8 22. Bf2 Nh4 23. Bxh4 Qxh4 24. c5 Rf6 25. c6 Rg6 26. Kh1 Rg3 27. Rab1 Rf8 28. Rf2 Rf6 29. Rb2 Rfg6 30. Qxa6 h6 31. Qc8+ Kh7 32. Qxc7 *", + "Moves": "g3h3 g2h3 h4h3 f2h2 h3f1", + "MovesSAN": "Rxh3+ gxh3 Qxh3+ Rh2 Qf1#", + "Themes": "endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "3r4/p5pk/1p2Q2p/2pR4/q7/8/PP3PPP/3R2K1 b - - 0 28", + "PGN": "1. e4 b6 2. d4 Bb7 3. Nc3 e6 4. Nf3 d5 5. exd5 Bxd5 6. Nxd5 Qxd5 7. c4 Qb7 8. Bd3 Nf6 9. O-O c5 10. d5 exd5 11. Re1+ Be7 12. cxd5 Qxd5 13. Re5 Qb7 14. Qe1 Nc6 15. Re2 O-O 16. Bg5 Nd5 17. Bxe7 Ncxe7 18. Ng5 h6 19. Nh7 Rad8 20. Nxf8 Kxf8 21. Be4 Qd7 22. Rd1 f5 23. Bxd5 Nxd5 24. Re5 Qc6 25. Rxf5+ Kg8 26. Qe5 Qa4 27. Qe6+ Kh7 28. Rfxd5 *", + "Moves": "a4d1 d5d1 d8d1 e6e1 d1e1", + "MovesSAN": "Qxd1+ Rxd1 Rxd1+ Qe1 Rxe1#", + "Themes": "backRankMate endgame long mate mateIn3 xRayAttack" + }, + { + "FEN": "1R6/3rkp1r/1p6/1P2PP2/2p1P1p1/2Pp2P1/3K2P1/8 w - - 11 38", + "PGN": "1. d4 e6 2. c4 d5 3. cxd5 exd5 4. Nc3 Nf6 5. Bg5 Bb4 6. e3 c6 7. Bd3 h6 8. Bh4 g5 9. Bg3 Rg8 10. Nf3 h5 11. Ne5 h4 12. a3 Bxc3+ 13. bxc3 hxg3 14. hxg3 Nbd7 15. f4 g4 16. Rh4 Nxe5 17. dxe5 Ne4 18. Bxe4 dxe4 19. Qc2 Qd3 20. Qxd3 exd3 21. Kd2 Bf5 22. Rb1 O-O-O 23. Rb4 c5 24. Ra4 a6 25. e4 Bd7 26. Ra5 Bb5 27. a4 b6 28. Rxb5 axb5 29. axb5 c4 30. Rh6 Rg6 31. Rh7 Rd7 32. f5 Rg5 33. Rh8+ Kc7 34. Ra8 Rg7 35. Ra7+ Kd8 36. Ra8+ Ke7 37. Rb8 Rh7 *", + "Moves": "f5f6 e7e6 b8e8 d7e7 e8e7", + "MovesSAN": "f6+ Ke6 Re8+ Re7 Rxe7#", + "Themes": "endgame long mate mateIn3 rookEndgame" + }, + { + "FEN": "r5k1/pppn1rp1/3p2Bp/2b1p2n/2P5/1PN1P3/PBQPN2q/R3K1R1 b Q - 1 14", + "PGN": "1. b3 e5 2. c4 Bc5 3. Nc3 Nf6 4. Bb2 d6 5. e3 O-O 6. Bd3 Be6 7. Nge2 Nbd7 8. f4 h6 9. Qc2 Nh5 10. f5 Qg5 11. fxe6 Qxg2 12. Rg1 Qxh2 13. exf7+ Rxf7 14. Bg6 *", + "Moves": "h2f2 e1d1 f2f1 g1f1 f7f1", + "MovesSAN": "Qf2+ Kd1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "6k1/pQ3p2/2P5/6p1/5p2/P3n2P/1P4PK/3r4 b - - 2 32", + "PGN": "1. e4 e5 2. f4 exf4 3. Nf3 d5 4. e5 Ne7 5. d4 Ng6 6. c4 c6 7. Bd3 Bb4+ 8. Nc3 O-O 9. O-O Bg4 10. a3 Be7 11. cxd5 cxd5 12. Qb3 Qc8 13. Nxd5 Be6 14. Nxe7+ Nxe7 15. Qd1 Ng6 16. Ng5 Rd8 17. Bxg6 hxg6 18. Bxf4 Nc6 19. Rc1 Qd7 20. Nxe6 Qxe6 21. Be3 Nxe5 22. Qa4 Ng4 23. Bf4 Qd5 24. Rfd1 g5 25. Rc5 Qxc5 26. dxc5 gxf4 27. h3 Rxd1+ 28. Qxd1 Ne3 29. Qd7 g5 30. Qxb7 Rd8 31. c6 Rd1+ 32. Kh2 *", + "Moves": "e3f1 h2g1 f1g3 g1f2 d1f1", + "MovesSAN": "Nf1+ Kg1 Ng3+ Kf2 Rf1#", + "Themes": "discoveredAttack endgame hookMate long mate mateIn3" + }, + { + "FEN": "2r1k2r/2qRbpp1/p6p/4P3/1p5P/6Q1/PPP1BPP1/1K1R4 b k - 0 20", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. Qf3 Bd7 8. Be2 Nc6 9. O-O-O Nxd4 10. Rxd4 Qa5 11. h4 Be7 12. Rhd1 Rc8 13. Kb1 b5 14. Qg3 h6 15. Bxf6 Bxf6 16. Rxd6 b4 17. Nd5 exd5 18. e5 Be7 19. R6xd5 Qc7 20. Rxd7 *", + "Moves": "c7c2 b1a1 c2c1 d1c1 c8c1", + "MovesSAN": "Qxc2+ Ka1 Qc1+ Rxc1 Rxc1#", + "Themes": "backRankMate fork long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "5rk1/p3R1p1/2pp3p/7Q/8/2N5/P1q3PP/R5K1 b - - 3 22", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Nxc6 bxc6 6. Bc4 Ne7 7. Bg5 h6 8. Bh4 O-O 9. Nc3 Re8 10. O-O Bb6 11. Qh5 Rf8 12. e5 d6 13. exd6 cxd6 14. Rfe1 Be6 15. Bxe6 fxe6 16. Rxe6 Bxf2+ 17. Bxf2 Rxf2 18. Kxf2 Qb6+ 19. Ke2 Qxb2 20. Rxe7 Qxc2+ 21. Kf1 Rf8+ 22. Kg1 *", + "Moves": "c2f2 g1h1 f2f1 a1f1 f8f1", + "MovesSAN": "Qf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "5r1k/6p1/7p/p2P4/4Q3/8/3q2PP/4R1K1 b - - 0 34", + "PGN": "1. f4 d5 2. d4 a5 3. Nf3 Nf6 4. e3 Bg4 5. Bd3 e6 6. O-O Nc6 7. c3 Be7 8. Nbd2 O-O 9. Qe1 Rb8 10. Ne5 Nxe5 11. fxe5 Nd7 12. e4 c5 13. exd5 cxd4 14. cxd4 exd5 15. Qg3 Be6 16. Nf3 f5 17. exf6 Bxf6 18. Bg5 Qb6 19. Bxf6 Nxf6 20. Qh4 h6 21. Ne5 Ne4 22. Rxf8+ Rxf8 23. Nf3 Qxb2 24. Rb1 Qxa2 25. Rxb7 Qa1+ 26. Rb1 Qc3 27. Qe7 Qxd3 28. Qxe6+ Kh8 29. Re1 Rxf3 30. Qe8+ Kh7 31. Qe5 Rf8 32. Qxd5 Qd2 33. Qxe4+ Kh8 34. d5 *", + "Moves": "d2f2 g1h1 f2f1 e1f1 f8f1", + "MovesSAN": "Qf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "r5kb/1R3p1p/2pp2pP/6B1/4PQn1/P2q2N1/KP3P2/8 b - - 5 29", + "PGN": "1. e4 d6 2. d4 Nf6 3. Bd3 g6 4. Nc3 Bg7 5. Be3 O-O 6. Nf3 Bg4 7. h3 Bxf3 8. Qxf3 Nbd7 9. O-O-O c6 10. g4 b5 11. h4 a5 12. h5 b4 13. Ne2 e5 14. Bg5 a4 15. h6 Bh8 16. dxe5 Nxe5 17. Qf4 Nxd3+ 18. Rxd3 Qe7 19. Ng3 Rfd8 20. Rhd1 b3 21. cxb3 axb3 22. Rxb3 Rab8 23. Rdd3 Rxb3 24. Rxb3 Ra8 25. a3 Qe6 26. Kc2 Nxg4 27. Rb7 Qc4+ 28. Kb1 Qd3+ 29. Ka2 *", + "Moves": "a8a3 b2a3 d3c2 b7b2 c2b2", + "MovesSAN": "Rxa3+ bxa3 Qc2+ Rb2 Qxb2#", + "Themes": "long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r7/pp4pk/1qp1QR1p/8/4P2B/2PP4/P1P3PP/7K b - - 0 20", + "PGN": "1. e4 e5 2. Nc3 Nc6 3. f4 Bb4 4. Nf3 Bxc3 5. bxc3 d6 6. fxe5 Nxe5 7. Nxe5 dxe5 8. Bc4 Nf6 9. O-O O-O 10. d3 Bg4 11. Qe1 Be6 12. Bxe6 fxe6 13. Bg5 h6 14. Bh4 c6 15. Qg3 Qb6+ 16. Kh1 Nh5 17. Qxe5 Rxf1+ 18. Rxf1 Nf6 19. Qxe6+ Kh7 20. Rxf6 *", + "Moves": "b6b1 h4e1 b1e1 f6f1 e1f1", + "MovesSAN": "Qb1+ Be1 Qxe1+ Rf1 Qxf1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "r4r2/4N1bk/p3Q3/5p1p/P6p/3RP1P1/4K2P/7q w - - 0 26", + "PGN": "1. Nf3 Nf6 2. d4 d5 3. c4 c6 4. Nc3 a6 5. a4 Bf5 6. Qb3 b6 7. Bg5 e6 8. e3 Nbd7 9. Ne5 Nxe5 10. dxe5 h6 11. Bh4 g5 12. exf6 gxh4 13. O-O-O h5 14. Bd3 Bxd3 15. Rxd3 Bh6 16. g3 Qxf6 17. Qxb6 O-O 18. cxd5 cxd5 19. Nxd5 Qxf2 20. Ne7+ Kh7 21. Qd4 Bg7 22. Qe4+ f5 23. Qxe6 Qxb2+ 24. Kd1 Qb1+ 25. Ke2 Qxh1 *", + "Moves": "e6g6 h7h8 g6h5 g7h6 h5h6", + "MovesSAN": "Qg6+ Kh8 Qxh5+ Bh6 Qxh6#", + "Themes": "exposedKing long master mate mateIn3 middlegame" + }, + { + "FEN": "3r1rk1/1b3pp1/3p3p/p2q4/1p6/1P6/P1PQ3R/1K4R1 w - - 0 29", + "PGN": "1. e4 e5 2. Nc3 d6 3. d3 Nf6 4. Bg5 Be7 5. Be2 O-O 6. Qd2 a6 7. O-O-O b5 8. Kb1 b4 9. Nd5 Nxd5 10. exd5 a5 11. Bxe7 Qxe7 12. d4 e4 13. h3 Na6 14. Bxa6 Bxa6 15. g4 h6 16. h4 Bc4 17. b3 Bxd5 18. Rh2 Bb7 19. d5 Rad8 20. f3 c6 21. fxe4 cxd5 22. exd5 Qe5 23. Nf3 Qe4 24. Ng1 Qxg4 25. Rg2 Qxh4 26. Nf3 Qh3 27. Rh2 Qxf3 28. Rg1 Qxd5 *", + "Moves": "g1g7 g8g7 d2h6 g7g8 h6h7", + "MovesSAN": "Rxg7+ Kxg7 Qxh6+ Kg8 Qh7#", + "Themes": "attraction long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "3B2k1/pp5p/4p1p1/8/2rb1P2/3R4/PP3RPP/7K b - - 0 22", + "PGN": "1. d4 d6 2. c4 Nf6 3. Nc3 g6 4. Bg5 Bg7 5. Nf3 O-O 6. e4 Nc6 7. Be2 e5 8. dxe5 dxe5 9. Qxd8 Rxd8 10. Nd5 Nd4 11. Nxd4 exd4 12. O-O Be6 13. Nxc7 Rac8 14. Nxe6 fxe6 15. e5 d3 16. Bg4 Nxg4 17. Bxd8 Rxc4 18. Rad1 Nxe5 19. f4 Ng4 20. Rxd3 Bd4+ 21. Kh1 Nf2+ 22. Rxf2 *", + "Moves": "c4c1 d3d1 c1d1 f2f1 d1f1", + "MovesSAN": "Rc1+ Rd1 Rxd1+ Rf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "5k2/1R3p2/p7/8/3P1pPr/1P3P1P/4rnBK/6R1 b - - 0 40", + "PGN": "1. d4 d5 2. c4 Nf6 3. Nc3 Bf5 4. Bf4 a6 5. e3 e6 6. Nf3 c5 7. cxd5 exd5 8. b3 cxd4 9. Nxd4 Be4 10. Bg5 Bb4 11. Qd2 O-O 12. a3 h6 13. axb4 hxg5 14. Nxe4 Nxe4 15. Qc2 Qf6 16. f3 Nd6 17. Qd3 Re8 18. Be2 Nc6 19. O-O Nxd4 20. exd4 Nf5 21. Rad1 g6 22. Rfe1 Kg7 23. g4 Ne7 24. Kf2 Rh8 25. Rh1 Rh3 26. Bf1 Rh4 27. h3 Qf4 28. Bg2 Re8 29. Rde1 Kf8 30. Qe3 Qf6 31. Qe5 Qf4 32. Qxf4 gxf4 33. Re5 g5 34. Rxg5 Nc6 35. Rxd5 Nxb4 36. Rd7 Nd3+ 37. Kg1 Re1+ 38. Kh2 Re2 39. Rg1 Nf2 40. Rxb7 *", + "Moves": "h4h3 g2h3 f2g4 h2h1 e2h2", + "MovesSAN": "Rxh3+ Bxh3 Nxg4+ Kh1 Rh2#", + "Themes": "doubleCheck endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "6k1/5ppp/p1Nb4/2p5/3p4/p1P2N1P/br2RPP1/4K3 w - - 0 27", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. Bc4 e6 4. c3 Nf6 5. d3 d5 6. exd5 exd5 7. Bb5 Bd6 8. O-O O-O 9. Re1 Bg4 10. Bg5 Ne5 11. Nbd2 a6 12. Ba4 Nxd3 13. Re3 Nxb2 14. Qc2 Nxa4 15. Qxa4 b5 16. Bxf6 bxa4 17. Bxd8 Raxd8 18. Rae1 Rb8 19. Ne5 Be6 20. Ndf3 Rb2 21. R3e2 Rfb8 22. h3 a3 23. Nc6 Rxe2 24. Rxe2 Rb2 25. Kf1 d4 26. Ke1 Bxa2 *", + "Moves": "e2e8 d6f8 c6e7 g8h8 e8f8", + "MovesSAN": "Re8+ Bf8 Ne7+ Kh8 Rxf8#", + "Themes": "backRankMate deflection endgame long mate mateIn3" + }, + { + "FEN": "6r1/4k3/p3p2p/1pb1P3/3nRB1r/6P1/P4P2/3R1BK1 b - - 0 26", + "PGN": "1. d4 d5 2. Nf3 c5 3. c4 dxc4 4. d5 e6 5. Nc3 Nf6 6. e4 exd5 7. e5 Ne4 8. Nxe4 dxe4 9. Qxd8+ Kxd8 10. Ng5 Be6 11. Nxe6+ fxe6 12. Bxc4 Nc6 13. Bf4 Nd4 14. O-O a6 15. Rfe1 b5 16. Bf1 h6 17. h4 Be7 18. h5 g5 19. hxg6 Rg8 20. Rxe4 Rxg6 21. b4 Rg4 22. bxc5 Bxc5 23. Rd1 Ke7 24. Kh2 Rh4+ 25. Kg1 Rg8 26. g3 *", + "Moves": "d4f3 g1g2 h4h2 g2f3 h2f2", + "MovesSAN": "Nf3+ Kg2 Rh2+ Kxf3 Rxf2#", + "Themes": "long mate mateIn3 middlegame pin sacrifice" + }, + { + "FEN": "r7/1ppb1p1k/p3pB2/4P3/6R1/8/1q3P1P/5R1K w - - 2 27", + "PGN": "1. e4 g6 2. d4 Bg7 3. Nf3 e6 4. Bc4 Ne7 5. O-O d5 6. exd5 Nxd5 7. Bg5 Qd7 8. Bxd5 Qxd5 9. c4 Qxc4 10. Nc3 O-O 11. Rc1 Nc6 12. Ne4 Qxa2 13. Nf6+ Kh8 14. Qd2 a6 15. Ne5 Qa5 16. Qe3 Nxe5 17. dxe5 Qb6 18. Qh3 h5 19. g4 Bxf6 20. Bxf6+ Kh7 21. gxh5 Rg8 22. hxg6+ Kxg6 23. Qg4+ Kh7 24. Rc4 Rxg4+ 25. Rxg4 Qxb2 26. Kh1 Bd7 *", + "Moves": "g4h4 h7g6 f1g1 g6f5 g1g5", + "MovesSAN": "Rh4+ Kg6 Rg1+ Kf5 Rg5#", + "Themes": "endgame exposedKing long mate mateIn3" + }, + { + "FEN": "6k1/pp4p1/2prn2p/8/2P1N1Q1/1P3nP1/P3q1BP/R6K b - - 7 26", + "PGN": "1. d4 Nc6 2. e3 e5 3. c4 d6 4. d5 Nce7 5. e4 f5 6. exf5 Nxf5 7. g3 Nf6 8. Bg2 Be7 9. Nf3 O-O 10. O-O Qe8 11. Ng5 h6 12. Ne6 Bxe6 13. dxe6 c6 14. b3 Nd4 15. Ba3 Rd8 16. Bh3 Qg6 17. Nc3 Ne8 18. f4 Nc7 19. fxe5 Ncxe6 20. Rxf8+ Bxf8 21. exd6 Bxd6 22. Bxd6 Rxd6 23. Qg4 Qd3 24. Ne4 Nf3+ 25. Kh1 Qe2 26. Bg2 *", + "Moves": "d6d1 a1d1 e2d1 g2f1 d1f1", + "MovesSAN": "Rd1+ Rxd1 Qxd1+ Bf1 Qxf1#", + "Themes": "kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "r3k1r1/p1p2p2/2pp3p/4b2q/2B1PP2/2N1QbP1/PPP4P/R3R1K1 b q - 2 23", + "PGN": "1. e4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. d4 exd4 5. Nxd4 d6 6. Nxc6 bxc6 7. Bd3 Qe7 8. O-O g6 9. Bg5 Bg7 10. Qf3 h6 11. Bh4 g5 12. Bg3 Bg4 13. Qe3 Nh5 14. Rfe1 Nf4 15. Bxf4 gxf4 16. Qxf4 Bd7 17. Bc4 Be5 18. Qf3 Rg8 19. Kh1 Bg4 20. Qe3 Qh4 21. g3 Qh5 22. f4 Bf3+ 23. Kg1 *", + "Moves": "g8g3 h2g3 h5h1 g1f2 h1g2", + "MovesSAN": "Rxg3+ hxg3 Qh1+ Kf2 Qg2#", + "Themes": "kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "1k6/pp4rp/3p4/1Q6/P3p3/1R3bqP/1PP5/5K2 w - - 0 29", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 Nf6 5. Nf3 Bg4 6. h3 Bh5 7. Bc4 Nc6 8. Be3 O-O-O 9. Qe2 e5 10. d5 Nxd5 11. Bxd5 Rxd5 12. O-O f5 13. Nxd5 Qxd5 14. Rad1 Qe6 15. Qb5 e4 16. Nd4 Nxd4 17. Rxd4 Bd6 18. Rfd1 g5 19. Bxg5 Rg8 20. Rxd6 cxd6 21. Rd4 Rxg5 22. Rc4+ Kb8 23. Rb4 Rg7 24. a4 Qg6 25. g3 f4 26. Rb3 Bf3 27. Kf1 fxg3 28. fxg3 Qxg3 *", + "Moves": "b5e8 b8c7 b3c3 c7b6 e8b5", + "MovesSAN": "Qe8+ Kc7 Rc3+ Kb6 Qb5#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "5r1k/p1p3p1/1p1bQ2P/3Pp2B/2P2r2/8/PP4PP/3R2K1 b - - 0 27", + "PGN": "1. e4 e6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Nxf6+ Qxf6 6. Nf3 h6 7. Bd3 Bd6 8. O-O O-O 9. Re1 Nc6 10. c3 e5 11. d5 Ne7 12. c4 Bg4 13. Be4 Rad8 14. Qc2 Bxf3 15. Bxf3 Ng6 16. Be3 b6 17. Rad1 Rfe8 18. Bh5 Nf4 19. Bxf4 Qxf4 20. Re4 Qg5 21. Qe2 f5 22. f4 fxe4 23. fxg5 Rf8 24. Qxe4 Rf4 25. Qg6 Rdf8 26. Qe6+ Kh8 27. gxh6 *", + "Moves": "d6c5 g1h1 f4f1 d1f1 f8f1", + "MovesSAN": "Bc5+ Kh1 Rf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "8/3q1p1k/3p1p1p/1ppP1PPQ/2n2P1P/2P3r1/3r2B1/RR4K1 w - - 7 30", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 b6 5. g3 Bb7 6. Bg2 O-O 7. O-O c5 8. d5 Bxc3 9. bxc3 exd5 10. Nh4 d6 11. cxd5 Nbd7 12. Nf5 Ne5 13. Bg5 h6 14. Bh4 Bc8 15. e4 Kh7 16. f4 Nc4 17. Qd3 Bxf5 18. exf5 b5 19. a4 a6 20. Rfb1 Qd7 21. Bxf6 gxf6 22. g4 Rfe8 23. h4 Re3 24. Qc2 Rae8 25. axb5 axb5 26. g5 Re2 27. Qd3 R8e3 28. Qd1 Rd2 29. Qh5 Rg3 *", + "Moves": "h5h6 h7g8 a1a8 d7c8 a8c8", + "MovesSAN": "Qxh6+ Kg8 Ra8+ Qc8 Rxc8#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "3rkr2/1p3p2/p1p1n2p/3NP3/7P/8/PP1R2P1/3R2K1 w - - 0 25", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. O-O Bg4 6. c3 c5 7. d4 cxd4 8. cxd4 Bxf3 9. Qxf3 Qxd4 10. Rd1 Qb6 11. Nc3 Qf6 12. Qd3 Bd6 13. Nd5 Qd8 14. f4 Nf6 15. Qg3 Nxe4 16. Qxg7 Rf8 17. fxe5 Bc5+ 18. Be3 Bxe3+ 19. Nxe3 Qg5 20. Qxg5 Nxg5 21. h4 Ne6 22. Rd2 Rd8 23. Nd5 h6 24. Rad1 c6 *", + "Moves": "d5f6 e8e7 d2d7 d8d7 d1d7", + "MovesSAN": "Nf6+ Ke7 Rd7+ Rxd7 Rxd7#", + "Themes": "endgame hookMate long mate mateIn3" + }, + { + "FEN": "2r1k2r/1p2npp1/p3p2p/2q1PP1P/4p1P1/P2Q4/1PP5/2KR3R w k - 0 21", + "PGN": "1. e4 c6 2. d4 d5 3. e5 Bf5 4. g4 Be4 5. f3 Bg6 6. h4 h6 7. h5 Bh7 8. Bd3 Bxd3 9. Qxd3 e6 10. Be3 Qb6 11. Nc3 Nd7 12. O-O-O Bb4 13. Nge2 Ne7 14. a3 Bxc3 15. Nxc3 a6 16. f4 Rc8 17. f5 c5 18. dxc5 Nxc5 19. Bxc5 Qxc5 20. Ne4 dxe4 *", + "Moves": "d3d7 e8f8 d7d8 c8d8 d1d8", + "MovesSAN": "Qd7+ Kf8 Qd8+ Rxd8 Rxd8#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "7k/8/P1p4p/3pb1q1/3pR3/1B1Q3P/1PP3P1/7K b - - 0 34", + "PGN": "1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. a4 Nf6 5. Nc3 Nc6 6. O-O g6 7. Re1 Bg7 8. d3 O-O 9. h3 Nd4 10. Bc4 Rc8 11. Bf4 Bc6 12. Nxd4 cxd4 13. Nb5 e5 14. Bg5 a6 15. Na7 Ra8 16. Nxc6 bxc6 17. f4 h6 18. Bxf6 Qxf6 19. f5 Rab8 20. fxg6 Qxg6 21. Bb3 Kh7 22. Rf1 f5 23. Rxf5 Rxf5 24. exf5 Qxf5 25. Qe2 d5 26. Rf1 Qg5 27. Kh1 Re8 28. a5 e4 29. dxe4 Rxe4 30. Qxa6 Rf4 31. Qd3+ Kh8 32. Re1 Be5 33. a6 Re4 34. Rxe4 *", + "Moves": "g5c1 e4e1 c1e1 d3f1 e1f1", + "MovesSAN": "Qc1+ Re1 Qxe1+ Qf1 Qxf1#", + "Themes": "endgame long master mate mateIn3" + }, + { + "FEN": "2k5/p5p1/5p2/1PpN2p1/3bR1P1/6r1/P1r5/4R2K w - - 0 39", + "PGN": "1. e4 d5 2. exd5 Nf6 3. d4 Bg4 4. Nf3 Qxd5 5. Nc3 Qh5 6. Be2 Nc6 7. O-O O-O-O 8. Be3 e5 9. d5 e4 10. Ng5 Ne5 11. h3 Bxe2 12. Qxe2 Qxe2 13. Nxe2 h6 14. Bd4 hxg5 15. Bxe5 Nxd5 16. Ng3 f6 17. Bd4 c5 18. Bc3 Nxc3 19. bxc3 Rh4 20. Nf5 Rf4 21. Ne3 Bd6 22. Nd5 Rf5 23. c4 Be5 24. Rae1 Re8 25. Re2 Bd4 26. g3 b5 27. g4 Rf3 28. cxb5 Rxh3 29. Rfe1 Reh8 30. Rxe4 Rh1+ 31. Kg2 R8h2+ 32. Kg3 Rh3+ 33. Kg2 R1h2+ 34. Kf1 Rxf2+ 35. Kg1 Rg3+ 36. Kh1 Rxc2 *", + "Moves": "e4e8 c8d7 e1e7 d7d6 e8d8", + "MovesSAN": "Re8+ Kd7 R1e7+ Kd6 Rd8#", + "Themes": "endgame exposedKing long master mate mateIn3" + }, + { + "FEN": "r1b1k2N/ppp3pp/8/3Pp3/2Bn3q/3P2nP/PPP2KP1/RNBQR3 b q - 2 12", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 Bc5 5. Nxf7 Bxf2+ 6. Kf1 Qe7 7. Nxh8 d5 8. exd5 Nd4 9. h3 Ne4 10. d3 Ng3+ 11. Kxf2 Qh4 12. Re1 *", + "Moves": "g3e2 f2f1 h4f6 c1f4 f6f4", + "MovesSAN": "Nge2+ Kf1 Qf6+ Bf4 Qxf4#", + "Themes": "discoveredAttack long mate mateIn3 middlegame" + }, + { + "FEN": "5r2/6k1/p4rp1/q2p3p/4P3/1P6/P1Q3PP/3RR2K b - - 0 30", + "PGN": "1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. Be3 a6 5. f3 b5 6. Bd3 Bb7 7. Nge2 Nd7 8. Nb1 c5 9. c4 bxc4 10. Bxc4 Qc7 11. Bb3 Ngf6 12. Nbc3 O-O 13. Qd2 e5 14. dxc5 Nxc5 15. Nd5 Nxd5 16. Bxd5 Kh8 17. Bh6 f5 18. Bxg7+ Kxg7 19. exf5 Rxf5 20. O-O Bxd5 21. Qxd5 Rb8 22. Ng3 Rf6 23. b3 Qb6 24. Kh1 Rbf8 25. Rad1 h5 26. Ne4 Nxe4 27. Qxe4 Qa5 28. Qc2 d5 29. Rfe1 e4 30. fxe4 *", + "Moves": "a5e1 d1e1 f6f1 e1f1 f8f1", + "MovesSAN": "Qxe1+ Rxe1 Rf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long master mate mateIn3 sacrifice" + }, + { + "FEN": "r2k1r2/2p2q2/1pQ1p2p/p3P1p1/P1PPR3/8/2P3PP/4R1K1 b - - 4 27", + "PGN": "1. d4 Nf6 2. Nf3 Nc6 3. Nc3 e6 4. e4 d5 5. e5 Ne4 6. Bb5 Bd7 7. Bxc6 Bxc6 8. Bd2 Bb4 9. O-O Bxc3 10. bxc3 Bb5 11. Re1 h6 12. Qb1 a6 13. a4 Bc6 14. Qb2 a5 15. Qa3 b6 16. Be3 g5 17. Nd2 f5 18. f3 f4 19. fxe4 fxe3 20. Rxe3 dxe4 21. Nxe4 Bxe4 22. Rxe4 Rf8 23. Rae1 Qd5 24. Qb3 Qd7 25. c4 Qf7 26. Qb5+ Kd8 27. Qc6 *", + "Moves": "f7f2 g1h1 f2f1 e1f1 f8f1", + "MovesSAN": "Qf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "5r1k/2p3N1/7p/p5p1/3PQ3/2P5/q5PP/4R1K1 b - - 0 29", + "PGN": "1. e4 Nc6 2. f4 e5 3. d3 d6 4. Nf3 exf4 5. Bxf4 g6 6. Be2 Bg7 7. c3 Nge7 8. O-O O-O 9. Nbd2 f5 10. Bg5 h6 11. Bxe7 Qxe7 12. exf5 Bxf5 13. d4 d5 14. Nb3 Rae8 15. Bb5 a6 16. Bxc6 bxc6 17. Nc5 a5 18. Re1 Qd6 19. Qa4 Qf4 20. Qxc6 Rxe1+ 21. Rxe1 g5 22. Ne5 Be4 23. Ned3 Qd2 24. Nxe4 Qxd3 25. Qxd5+ Kh8 26. Ng3 Qd2 27. Qe4 Qxb2 28. Nf5 Qxa2 29. Nxg7 *", + "Moves": "a2f2 g1h1 f2f1 e1f1 f8f1", + "MovesSAN": "Qf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "8/6pk/3p2N1/2p2P1p/3bp3/6qP/1r2Q1P1/5R1K w - - 5 41", + "PGN": "1. e4 c5 2. Nf3 d6 3. c3 Nc6 4. d4 cxd4 5. Nxd4 e5 6. Nxc6 bxc6 7. Be3 Nf6 8. Nd2 Be7 9. Bd3 O-O 10. Bc2 Be6 11. b4 Qd7 12. O-O Rad8 13. Nf3 Ng4 14. Qd2 Nxe3 15. Qxe3 Bc4 16. Rfd1 f5 17. Bb3 Bxb3 18. axb3 Qe6 19. Rxa7 Qxb3 20. Qe2 Bf6 21. exf5 Rfe8 22. Rc7 Qxc3 23. b5 Qa5 24. Rb7 c5 25. Qc4+ Kh8 26. Rb1 e4 27. Ne1 Rb8 28. Rxb8 Rxb8 29. Nc2 Qd2 30. Ne3 Bd4 31. Rd1 Qb2 32. Nd5 Rxb5 33. Ne7 Qxf2+ 34. Kh1 Rb8 35. Nc6 Rg8 36. Ne7 Rb8 37. Rf1 h5 38. h3 Qg3 39. Ng6+ Kh7 40. Qe2 Rb2 *", + "Moves": "e2h5 h7g8 h5h8 g8f7 h8f8", + "MovesSAN": "Qxh5+ Kg8 Qh8+ Kf7 Qf8#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "8/R7/p4rkp/b7/6PP/6K1/8/5q2 w - - 0 50", + "PGN": "1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 O-O 5. Bg5 d6 6. e3 c5 7. d5 e6 8. Be2 exd5 9. cxd5 Nbd7 10. O-O h6 11. Bh4 Re8 12. Qc2 a6 13. a4 Nb6 14. Rfd1 Bf5 15. e4 Bc8 16. a5 Nbd7 17. Nd2 Qe7 18. Nc4 Ne5 19. f3 g5 20. Bf2 Nh5 21. Nb6 Rb8 22. Bxc5 dxc5 23. d6 Qd8 24. Nxc8 Rxc8 25. d7 Nxd7 26. Nd5 Nf4 27. Nb6 Nxe2+ 28. Qxe2 Re7 29. Qc4 Qe8 30. Nxc8 Qxc8 31. Rac1 Qc7 32. b4 Be5 33. h3 Bf4 34. Rc3 Qe5 35. bxc5 Nxc5 36. Qxc5 Qxc5+ 37. Rxc5 Be3+ 38. Kh2 Bxc5 39. Rd5 Bb4 40. e5 Re6 41. g3 Kg7 42. f4 f6 43. Rd7+ Kg6 44. g4 gxf4 45. exf6 Rxf6 46. Rxb7 Bxa5 47. Ra7 f3 48. Kg3 f2 49. h4 f1=Q *", + "Moves": "h4h5 g6g5 a7g7 f6g6 g7g6", + "MovesSAN": "h5+ Kg5 Rg7+ Rg6 Rxg6#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "4rrk1/1p3qbp/p1n1R1p1/2pB2B1/8/3P3Q/PPP2PPP/R5K1 b - - 0 18", + "PGN": "1. e4 c5 2. Nc3 Nc6 3. Nf3 d6 4. Bc4 Nf6 5. Ng5 e6 6. d3 a6 7. Be3 d5 8. exd5 exd5 9. Nxd5 Nxd5 10. Qf3 Be6 11. Nxe6 fxe6 12. Qh5+ g6 13. Qh3 Qd7 14. Bg5 Bg7 15. O-O O-O 16. Rfe1 Qf7 17. Rxe6 Rae8 18. Bxd5 *", + "Moves": "f7f2 g1h1 f2f1 a1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "8/5Qpk/1p1qp2p/p2p2P1/3P4/1PP4n/P7/7K w - - 0 32", + "PGN": "1. d4 d5 2. Bf4 c5 3. e3 cxd4 4. exd4 Nf6 5. c3 Bg4 6. Nf3 e6 7. h3 Bh5 8. g4 Bg6 9. Bd3 Bxd3 10. Qxd3 h6 11. O-O Be7 12. Ne5 O-O 13. Nd2 Nc6 14. Ndf3 Nxe5 15. Nxe5 Bd6 16. f3 Qb6 17. b3 Bxe5 18. Bxe5 Nd7 19. f4 f6 20. Rae1 fxe5 21. fxe5 Rxf1+ 22. Rxf1 Nxe5 23. Qe2 Ng6 24. Kh1 Qd6 25. Qf2 Rf8 26. Qg2 Rxf1+ 27. Qxf1 a5 28. Qb5 b6 29. Qe8+ Kh7 30. Qf7 Nf4 31. g5 Nxh3 *", + "Moves": "g5g6 h7h8 f7e8 d6f8 e8f8", + "MovesSAN": "g6+ Kh8 Qe8+ Qf8 Qxf8#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "2r2bk1/pb4pp/3p4/2pNn3/2P1q3/P3B3/2N2QPP/5RK1 w - - 6 25", + "PGN": "1. d4 e6 2. c4 b6 3. a3 Bb7 4. Nc3 Ne7 5. e4 Ng6 6. Nf3 Be7 7. Bd3 O-O 8. O-O d6 9. d5 Nd7 10. dxe6 fxe6 11. Nd4 Nc5 12. b4 Nxd3 13. Qxd3 Qd7 14. Be3 Ne5 15. Qe2 c5 16. Nc2 Rac8 17. bxc5 bxc5 18. f4 Nc6 19. f5 exf5 20. exf5 Rxf5 21. Rxf5 Qxf5 22. Nd5 Bf8 23. Rf1 Qe4 24. Qf2 Ne5 *", + "Moves": "f2f8 c8f8 d5e7 g8h8 f1f8", + "MovesSAN": "Qxf8+ Rxf8 Ne7+ Kh8 Rxf8#", + "Themes": "backRankMate deflection long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r5k1/p5pp/b1p1p1p1/3pq1P1/7P/2P2Q2/PP1N2P1/5R1K w - - 4 24", + "PGN": "1. e4 e6 2. d4 d5 3. e5 c5 4. Nf3 cxd4 5. Nxd4 Nc6 6. Nxc6 bxc6 7. Bd3 Bb4+ 8. c3 Ba5 9. O-O Ne7 10. Qg4 O-O 11. Bh6 Ng6 12. Bxg6 fxg6 13. Bg5 Qc7 14. f4 Qb6+ 15. Rf2 Qc7 16. Kh1 Bb6 17. Rf1 Bc5 18. Nd2 Be7 19. h4 Bxg5 20. fxg5 Qxe5 21. Rxf8+ Kxf8 22. Rf1+ Kg8 23. Qf3 Ba6 *", + "Moves": "f3f7 g8h8 f7f8 a8f8 f1f8", + "MovesSAN": "Qf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "1r4k1/6pp/p2p3b/3P3Q/1p1qn2N/1P1p2P1/P5BP/5R1K w - - 4 33", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 d6 6. N1c3 a6 7. Na3 b5 8. Nd5 Be7 9. c4 b4 10. Nc2 Rb8 11. b3 Be6 12. Be2 Nf6 13. Qd3 O-O 14. O-O Nd7 15. Nce3 Nc5 16. Qb1 Bg5 17. g3 Nd4 18. Bd1 Bh6 19. Bb2 Nc6 20. Qc2 Qd7 21. Bf3 Nd4 22. Bxd4 exd4 23. Ng2 d3 24. Qd1 Bxd5 25. cxd5 f5 26. exf5 Qxf5 27. Nh4 Qf6 28. Bg2 Qd4 29. Qh5 Rxf2 30. Rxf2 Qxa1+ 31. Rf1 Qd4+ 32. Kh1 Ne4 *", + "Moves": "h5f7 g8h8 f7f8 b8f8 f1f8", + "MovesSAN": "Qf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "1k1br3/1Pq2pp1/pN1p1n1p/P2P4/1P1B4/1Q6/4rPPP/R1R3K1 b - - 0 24", + "PGN": "1. e4 e6 2. d4 c5 3. Nf3 Nc6 4. d5 exd5 5. exd5 Nce7 6. c4 d6 7. Bd3 h6 8. O-O Qc7 9. Nc3 Bd7 10. Re1 O-O-O 11. a4 a6 12. a5 Nf5 13. Na4 Kb8 14. Nb6 Nf6 15. b4 Nd4 16. Nxd4 cxd4 17. Bb2 Bg4 18. Qb3 Re8 19. Bxd4 Be7 20. c5 Bd8 21. Rec1 Be2 22. Bxe2 Rxe2 23. c6 Rhe8 24. cxb7 *", + "Moves": "c7c1 a1c1 e2e1 c1e1 e8e1", + "MovesSAN": "Qxc1+ Rxc1 Re1+ Rxe1 Rxe1#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r1b2k1r/ppp2ppp/3b1q2/1B2N3/4QP2/8/PPP4P/R3K2R w KQ - 3 16", + "PGN": "1. e4 e5 2. Nc3 Nf6 3. f4 exf4 4. e5 Qe7 5. Qe2 Ng8 6. Nf3 Nc6 7. d4 d6 8. Bxf4 dxe5 9. Nxe5 Nxd4 10. Qe4 Ne6 11. Nd5 Nf6 12. Nxf6+ Qxf6 13. g3 Nxf4 14. gxf4 Bd6 15. Bb5+ Kf8 *", + "Moves": "e5g6 f8g8 e4e8 d6f8 e8f8", + "MovesSAN": "Ng6+ Kg8 Qe8+ Bf8 Qxf8#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "2k3rr/p1p1p3/Pp4q1/1BbP1p2/8/5NpP/1P2Q1P1/2R2R1K b - - 0 25", + "PGN": "1. f4 Nc6 2. d4 d5 3. Nf3 Nf6 4. e3 Bg4 5. c3 Bxf3 6. Qxf3 Ne4 7. Bd3 f5 8. Nd2 g6 9. O-O Qd7 10. Qe2 O-O-O 11. a4 Bg7 12. a5 Rdg8 13. a6 b6 14. Bb5 Qe6 15. c4 Nxd4 16. exd4 Bxd4+ 17. Kh1 g5 18. Qe1 gxf4 19. Nf3 Bc5 20. Bxf4 h5 21. cxd5 Qg6 22. Qe2 h4 23. Rac1 Ng3+ 24. Bxg3 hxg3 25. h3 *", + "Moves": "h8h3 g2h3 g3g2 e2g2 g6g2", + "MovesSAN": "Rxh3+ gxh3 g2+ Qxg2 Qxg2#", + "Themes": "advancedPawn fork long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "8/8/P6R/6p1/6B1/3k3P/r3NPP1/5K2 b - - 0 40", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qe5+ 4. Qe2 Qxe2+ 5. Bxe2 e6 6. Nf3 Bb4 7. Ne4 Ne7 8. c3 Ba5 9. d4 O-O 10. a4 Bd7 11. b4 Bb6 12. a5 Bc6 13. Ng3 Bxf3 14. Bxf3 Bxd4 15. cxd4 c6 16. O-O Na6 17. Bd2 Rfd8 18. Ne2 Nd5 19. Rfd1 Naxb4 20. Bxb4 Nxb4 21. Rab1 Rab8 22. Rxb4 a6 23. Rdb1 Rd7 24. Bxc6 Rc7 25. Bxb7 g5 26. h3 Kg7 27. Bf3 Rxb4 28. Rxb4 Ra7 29. Rb6 Kf6 30. Nc3 h6 31. d5 Ke5 32. dxe6 fxe6 33. Be2 Kf5 34. Bg4+ Ke5 35. Rxe6+ Kd4 36. Ne2+ Kd3 37. Kf1 Rc7 38. Rxa6 Rc2 39. Rxh6 Ra2 40. a6 *", + "Moves": "a2a1 e2c1 a1c1 g4d1 c1d1", + "MovesSAN": "Ra1+ Nc1+ Rxc1+ Bd1 Rxd1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "5rk1/pQ1Rbq2/2p5/7p/6p1/2P1P3/P4PPP/3R2K1 b - - 0 25", + "PGN": "1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 Bd6 5. Bg5 Be7 6. e3 h6 7. Bh4 g5 8. Bg3 Nc6 9. Ne5 Nxe5 10. dxe5 Ne4 11. cxd5 Nxc3 12. bxc3 exd5 13. Bb5+ Bd7 14. Qxd5 Bxb5 15. Qxb5+ c6 16. Qb2 O-O 17. O-O f5 18. exf6 Bxf6 19. Rad1 Qe7 20. Bd6 Qf7 21. Bxf8 Rxf8 22. Rd3 g4 23. Rfd1 h5 24. Rd7 Be7 25. Qxb7 *", + "Moves": "f7f2 g1h1 f2f1 d1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "7k/5Pp1/p3Q2p/1pqp4/8/8/PPP2nPP/5RK1 b - - 2 31", + "PGN": "1. e4 b6 2. d4 Bb7 3. d5 c6 4. Bc4 cxd5 5. Bxd5 Bxd5 6. Qxd5 Na6 7. Nf3 e6 8. Qb5 Nc5 9. O-O a6 10. Qc4 b5 11. Qd4 d5 12. e5 Rc8 13. Bg5 f6 14. exf6 Nxf6 15. Ne5 Be7 16. Qh4 O-O 17. Nd2 Qd6 18. f4 Rc7 19. Ndf3 Nfe4 20. Bxe7 Qxe7 21. Qh5 Nf6 22. Qh3 Nce4 23. Ng5 Nxg5 24. fxg5 Ne4 25. g6 Rxf1+ 26. Rxf1 Qc5+ 27. Kh1 h6 28. Qxe6+ Kh8 29. Nf7+ Rxf7 30. gxf7 Nf2+ 31. Kg1 *", + "Moves": "f2h3 g1h1 c5g1 f1g1 h3f2", + "MovesSAN": "Nh3+ Kh1 Qg1+ Rxg1 Nf2#", + "Themes": "doubleCheck endgame long mate mateIn3 sacrifice smotheredMate" + }, + { + "FEN": "3k4/1p3r2/p2p3p/2qN4/6Q1/P1Pp4/1P3PPP/R5K1 b - - 0 32", + "PGN": "1. e4 c5 2. Nc3 d6 3. Nf3 Nf6 4. d4 cxd4 5. Qxd4 a6 6. Bg5 Nc6 7. Qd2 h6 8. Bxf6 gxf6 9. Bc4 Be6 10. Nd5 Bg7 11. a3 f5 12. exf5 Bxf5 13. c3 e6 14. Ne3 Be4 15. Be2 Na5 16. Qd1 Qb6 17. Nc4 Nxc4 18. Bxc4 Qc5 19. Be2 Rg8 20. Bd3 Bd5 21. Bh7 Rh8 22. Bd3 e5 23. O-O e4 24. Re1 f5 25. Nh4 O-O-O 26. Nxf5 exd3 27. Nxg7 Rhg8 28. Qg4+ Rd7 29. Re8+ Rxe8 30. Nxe8 Kd8 31. Nf6 Rf7 32. Nxd5 *", + "Moves": "c5f2 g1h1 f2f1 a1f1 f7f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "4r3/2k4p/3b2p1/5P2/p1pp2R1/6P1/PP1K1R1P/8 b - - 2 35", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 f5 4. exf5 e4 5. Qe2 d5 6. Nd4 Bd7 7. Bxc6 bxc6 8. d3 c5 9. Ne6 Bxe6 10. fxe6 exd3 11. cxd3 Qf6 12. O-O Ne7 13. Nc3 c6 14. Re1 Nf5 15. Qe5 Qxe5 16. Rxe5 Nd4 17. f4 Bd6 18. Rg5 Nxe6 19. Rg4 g6 20. Bd2 Kd7 21. Re1 Rhf8 22. g3 a5 23. Na4 Nd4 24. Nb6+ Kc7 25. Nxa8+ Rxa8 26. Kf2 a4 27. Bc3 Nf5 28. Be5 Rb8 29. Re2 Nd4 30. Bxd4 cxd4 31. Ke1 c5 32. Rf2 c4 33. dxc4 dxc4 34. f5 Re8+ 35. Kd2 *", + "Moves": "d6b4 d2c1 e8e1 c1c2 d4d3", + "MovesSAN": "Bb4+ Kc1 Re1+ Kc2 d3#", + "Themes": "endgame exposedKing long mate mateIn3" + }, + { + "FEN": "5r1k/ppp1Q1bp/6p1/3PNq2/8/P1N5/1P3PPP/3R2K1 b - - 0 24", + "PGN": "1. d4 Nf6 2. c4 g6 3. Bg5 Bg7 4. Nf3 O-O 5. Nc3 d5 6. cxd5 Nxd5 7. e4 Nf6 8. Bc4 Nc6 9. e5 Nd7 10. e6 fxe6 11. Bxe6+ Kh8 12. O-O Nf6 13. Re1 Bxe6 14. Rxe6 Qd7 15. Qe1 Rad8 16. Rd1 Rf7 17. d5 Nb4 18. Bxf6 Rxf6 19. Rxe7 Qf5 20. Re8+ Rf8 21. Rxf8+ Rxf8 22. a3 Nd3 23. Qe7 Ne5 24. Nxe5 *", + "Moves": "f5f2 g1h1 f2f1 d1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "4rr2/5pkp/ppb2p2/2pq3Q/6N1/1PP4P/P5P1/5RK1 w - - 6 31", + "PGN": "1. e4 Nc6 2. Nf3 e5 3. Bc4 d6 4. d4 exd4 5. Nxd4 Ne5 6. Bb3 Nf6 7. Nc3 Be7 8. f4 Bg4 9. Qd2 Nc6 10. h3 Bd7 11. O-O O-O 12. Qf2 a6 13. Bd2 Na5 14. Rae1 Nxb3 15. cxb3 c5 16. Nc2 Bc6 17. e5 Nd5 18. f5 dxe5 19. Rxe5 Nxc3 20. Bxc3 b6 21. Rfe1 Bf6 22. R5e3 Bxc3 23. bxc3 Qd6 24. Re5 Qf6 25. Ne3 Qxe5 26. Ng4 Qd6 27. f6 gxf6 28. Qf5 Kg7 29. Rf1 Rae8 30. Qh5 Qd5 *", + "Moves": "h5h6 g7h8 h6f6 h8g8 g4h6", + "MovesSAN": "Qh6+ Kh8 Qxf6+ Kg8 Nh6#", + "Themes": "deflection long mate mateIn3 middlegame" + }, + { + "FEN": "r6k/p5pp/3Q1p2/q1p5/2PpP3/8/5PPP/1R4K1 w - - 0 29", + "PGN": "1. e4 e5 2. Nc3 Bc5 3. Bc4 d6 4. Qf3 Nf6 5. d3 O-O 6. Be3 Nc6 7. a3 Nd4 8. Bxd4 Bxd4 9. Nd5 Bg4 10. Nxf6+ Qxf6 11. Qxg4 Bxb2 12. Rb1 Bd4 13. Qf3 Qe7 14. Ne2 Bb6 15. O-O Kh8 16. Nc3 c6 17. Na4 Bd4 18. c3 b5 19. cxd4 bxc4 20. dxc4 exd4 21. Qd3 c5 22. Rb2 f6 23. Rfb1 Qe8 24. Qg3 Qxa4 25. Qxd6 Qxa3 26. Rb3 Qa5 27. Rb8 Re8 28. Rxa8 Rxa8 *", + "Moves": "b1b8 a8b8 d6b8 a5d8 b8d8", + "MovesSAN": "Rb8+ Rxb8 Qxb8+ Qd8 Qxd8#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "5rkr/ppN1pN1p/4P1p1/7n/6b1/4B3/P1P3PP/b4RK1 w - - 5 21", + "PGN": "1. e4 d6 2. d4 g6 3. f4 Bg7 4. e5 dxe5 5. fxe5 Nc6 6. Nf3 Bg4 7. Bb5 Qd5 8. Bxc6+ Qxc6 9. d5 Qc5 10. e6 fxe6 11. dxe6 Rd8 12. Qe2 Nf6 13. Nc3 Nh5 14. Be3 Qb4 15. O-O Qxb2 16. Qb5+ Qxb5 17. Nxb5 Bxa1 18. Nxc7+ Kf8 19. Ng5+ Kg8 20. Nf7 Rf8 *", + "Moves": "f7h6 g8g7 c7e8 f8e8 f1f7", + "MovesSAN": "Nh6+ Kg7 Ne8+ Rxe8 Rf7#", + "Themes": "fork long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "5k2/1r3prp/2np1b1B/2qn4/1p4Q1/8/PPP2PPP/R3R1K1 w - - 2 22", + "PGN": "1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 Qc7 6. Be2 Nf6 7. O-O b5 8. Re1 b4 9. Nd5 exd5 10. exd5 d6 11. Bxa6+ Be7 12. Bxc8 Qxc8 13. Qe2 Ra7 14. Qb5+ Kf8 15. Bg5 Rb7 16. Qe2 Nxd5 17. Qh5 Qc5 18. Nf5 Nc6 19. Nxg7 Rg8 20. Bh6 Rxg7 21. Qg4 Bf6 *", + "Moves": "h6g7 f6g7 g4c8 c6d8 c8d8", + "MovesSAN": "Bxg7+ Bxg7 Qc8+ Nd8 Qxd8#", + "Themes": "fork long mate mateIn3 middlegame" + }, + { + "FEN": "r2r4/6kp/p2p2p1/3Npp1q/2P2n2/1B3P2/P2Q1P1P/R2R2K1 b - - 1 26", + "PGN": "1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. Nc3 O-O 5. Bd2 d6 6. Qc1 Bg4 7. Bh6 Bxf3 8. exf3 Nbd7 9. Bxg7 Kxg7 10. Bd3 e5 11. d5 Nc5 12. Bc2 c6 13. O-O Qd7 14. Be4 Nh5 15. dxc6 bxc6 16. Rd1 f5 17. Bc2 Qe7 18. b4 Ne6 19. b5 cxb5 20. Nxb5 Rfd8 21. Bb3 Nhf4 22. Qd2 a6 23. Nc3 Qg5 24. g3 Qh5 25. gxf4 Nxf4 26. Nd5 *", + "Moves": "h5g5 g1f1 g5g2 f1e1 g2g1", + "MovesSAN": "Qg5+ Kf1 Qg2+ Ke1 Qg1#", + "Themes": "kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "rn3rk1/ppQ2ppp/2p5/8/4q3/1B6/P4PPP/3R2K1 w - - 0 20", + "PGN": "1. d4 d5 2. c4 dxc4 3. e3 e5 4. Nf3 exd4 5. Nxd4 Bc5 6. Bxc4 Bxd4 7. exd4 Ne7 8. Qf3 O-O 9. Be3 Nf5 10. O-O Nxd4 11. Bxd4 Qxd4 12. Bb3 Qxb2 13. Nc3 Qd2 14. Rad1 Qg5 15. Ne4 Qg6 16. Rfe1 Bg4 17. Qf4 Bxd1 18. Rxd1 c6 19. Qc7 Qxe4 *", + "Moves": "c7f7 f8f7 d1d8 e4e8 d8e8", + "MovesSAN": "Qxf7+ Rxf7 Rd8+ Qe8 Rxe8#", + "Themes": "long mate mateIn3 middlegame pin sacrifice" + }, + { + "FEN": "r5k1/1p5p/1b2Rp2/3p4/8/3P1B2/2P2QPP/6K1 b - - 0 24", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 Nd4 4. Nxd4 exd4 5. O-O c6 6. Bc4 d5 7. exd5 cxd5 8. Be2 Nf6 9. Bf3 Be7 10. d3 O-O 11. Re1 Be6 12. Nd2 Bb4 13. a3 Ba5 14. b4 Bb6 15. Nb3 a5 16. Bb2 axb4 17. axb4 Qd6 18. Nxd4 Qxb4 19. Nxe6 fxe6 20. Rxa8 Rxa8 21. Bxf6 gxf6 22. Rxe6 Qd4 23. Qd2 Qxf2+ 24. Qxf2 *", + "Moves": "a8a1 f3d1 a1d1 e6e1 d1e1", + "MovesSAN": "Ra1+ Bd1 Rxd1+ Re1 Rxe1#", + "Themes": "endgame long mate mateIn3 pin" + }, + { + "FEN": "4r1k1/p3qppp/3p4/3Q4/8/8/PPP2PPP/R4K2 b - - 2 20", + "PGN": "1. e4 e6 2. d4 d6 3. Nf3 Nf6 4. Bg5 Be7 5. Nc3 Nc6 6. Bb5 Bd7 7. d5 exd5 8. exd5 Ne5 9. Bxd7+ Nexd7 10. O-O O-O 11. Re1 Re8 12. Bxf6 Nxf6 13. Nd4 c6 14. dxc6 bxc6 15. Nxc6 Qd7 16. Nxe7+ Rxe7 17. Rxe7 Qxe7 18. Nd5 Nxd5 19. Qxd5 Re8 20. Kf1 *", + "Moves": "e7e2 f1g1 e2e1 a1e1 e8e1", + "MovesSAN": "Qe2+ Kg1 Qe1+ Rxe1 Rxe1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "2k2b1r/ppp2ppp/8/4p3/8/4PB2/PP4PP/3R2K1 w - - 0 16", + "PGN": "1. e4 Nf6 2. Nc3 d5 3. exd5 Nxd5 4. Nxd5 Qxd5 5. Nf3 Bg4 6. Be2 Nc6 7. d4 O-O-O 8. O-O Bxf3 9. Bxf3 Qxd4 10. Qxd4 Nxd4 11. Be3 Nxc2 12. Rad1 Nxe3 13. Rxd8+ Kxd8 14. fxe3 Kc8 15. Rd1 e5 *", + "Moves": "f3g4 f7f5 g4f5 c8b8 d1d8", + "MovesSAN": "Bg4+ f5 Bxf5+ Kb8 Rd8#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "8/p4prk/1bpR1Q1p/1p2p3/1P2q1rP/2P3P1/P4P1K/3R4 w - - 1 33", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 d6 4. O-O Be6 5. c3 Bxc4 6. d3 Be6 7. Be3 Bg4 8. h3 Bxf3 9. Qxf3 Nf6 10. d4 Ne7 11. dxe5 dxe5 12. Bg5 Ng6 13. Rd1 Bd6 14. Nd2 O-O 15. Nc4 Qe7 16. h4 b5 17. Ne3 Nf4 18. Nd5 N4xd5 19. Rxd5 h6 20. Bxf6 gxf6 21. Qh5 Kh7 22. Re1 Rg8 23. Re3 Rg6 24. Qe2 Rag8 25. g3 c6 26. Rd1 Bc5 27. Red3 Qe6 28. Kh2 Rg4 29. b4 Bb6 30. Rd6 Qc4 31. Qf3 Qxe4 32. Qxf6 R8g7 *", + "Moves": "f6h6 h7g8 d6d8 b6d8 d1d8", + "MovesSAN": "Qxh6+ Kg8 Rd8+ Bxd8 Rxd8#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "r4k1r/pp3pp1/2p2p2/2Pq4/3P4/1P1BQ2b/P4P1P/R3R1K1 w - - 0 21", + "PGN": "1. e4 c6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Nf6 5. Nxf6+ exf6 6. c3 Bd6 7. Bd3 Na6 8. Ne2 Nc7 9. Bf4 Nd5 10. Bxd6 Qxd6 11. Qd2 h5 12. c4 Nc7 13. O-O h4 14. Rfe1 Kf8 15. c5 Qd5 16. Qe3 Ne6 17. b3 h3 18. gxh3 Ng5 19. Nf4 Nxh3+ 20. Nxh3 Bxh3 *", + "Moves": "e3e7 f8g8 e7e8 a8e8 e1e8", + "MovesSAN": "Qe7+ Kg8 Qe8+ Rxe8 Rxe8#", + "Themes": "long master mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "6rr/2pq1p2/p1pbk3/3p2Q1/3Pb1P1/2P2N1P/PP3PK1/R3R3 w - - 6 26", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. Be2 Nc6 6. O-O Be7 7. c3 O-O 8. Qc2 Nf6 9. d4 d5 10. Bb5 a6 11. Bxc6 bxc6 12. Bf4 Bd6 13. Bg5 h6 14. Bh4 Bg4 15. Nbd2 g5 16. Nxg5 hxg5 17. Bxg5 Kg7 18. h3 Bh5 19. g4 Bg6 20. Qc1 Rh8 21. Kg2 Qd7 22. Bxf6+ Kxf6 23. Nf3 Be4 24. Qg5+ Ke6 25. Rfe1 Rag8 *", + "Moves": "e1e4 d5e4 d4d5 c6d5 f3d4", + "MovesSAN": "Rxe4+ dxe4 d5+ cxd5 Nd4#", + "Themes": "long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r5k1/2RQ1ppp/5q2/p7/8/1P5P/5PPK/8 w - - 0 29", + "PGN": "1. d4 e6 2. e3 d5 3. Nf3 Nf6 4. c4 c6 5. Be2 Bb4+ 6. Bd2 Bxd2+ 7. Nbxd2 O-O 8. O-O b6 9. b3 Ba6 10. cxd5 Bxe2 11. Qxe2 exd5 12. Rfc1 Qd6 13. Ne5 Rc8 14. Ndf3 Nbd7 15. Rc2 Ne4 16. Rac1 Nxe5 17. Nxe5 c5 18. Nd3 Qf6 19. dxc5 bxc5 20. Nxc5 Nxc5 21. Rxc5 Rxc5 22. Rxc5 d4 23. h3 dxe3 24. Qxe3 Qa1+ 25. Kh2 Qxa2 26. Rc7 Qa6 27. Qe7 Qf6 28. Qd7 a5 *", + "Moves": "c7c8 a8c8 d7c8 f6d8 c8d8", + "MovesSAN": "Rc8+ Rxc8 Qxc8+ Qd8 Qxd8#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "6k1/ppq2p1p/6p1/5N2/P5P1/2PQ1p1P/1P2rb2/3R3K w - - 0 29", + "PGN": "1. Nf3 d5 2. g3 c6 3. Bg2 Bg4 4. d3 Nd7 5. Nbd2 e5 6. h3 Bh5 7. e4 Ngf6 8. O-O Bc5 9. c3 O-O 10. Qc2 Re8 11. g4 Bg6 12. Nh4 Qc7 13. Nf5 Bb6 14. Re1 Rad8 15. Nf1 Nf8 16. Be3 Ne6 17. a4 Nf4 18. Bxf4 exf4 19. d4 dxe4 20. Bxe4 Nxe4 21. Rxe4 c5 22. dxc5 Bxc5 23. Rxe8+ Rxe8 24. Rd1 f3 25. N1g3 Bxf5 26. Nxf5 Re2 27. Qd3 Bxf2+ 28. Kh1 g6 *", + "Moves": "d3d8 c7d8 d1d8 e2e8 d8e8", + "MovesSAN": "Qd8+ Qxd8 Rxd8+ Re8 Rxe8#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "8/2R5/2P5/N7/5kP1/1P3P2/1r6/7K b - - 0 47", + "PGN": "1. d4 Nf6 2. Nf3 g6 3. Bf4 Bg7 4. e3 O-O 5. Bd3 d5 6. O-O Bg4 7. c3 c6 8. Nbd2 Nbd7 9. Qc2 e6 10. Ne5 Nxe5 11. dxe5 Nd7 12. h3 Bf5 13. Bxf5 gxf5 14. Nf3 f6 15. exf6 Qxf6 16. Bg5 Qg6 17. Qb3 Kh8 18. Qxb7 Nf6 19. Qxc6 Rg8 20. Qxe6 Ne4 21. Qxg6 hxg6 22. Bf4 Bf6 23. Be5 Bxe5 24. Nxe5 Rae8 25. Nd3 Rb8 26. f3 Nd2 27. Rfd1 Nc4 28. b3 Na3 29. Nf4 Rbd8 30. Rxd5 Nc2 31. Rc1 Nxe3 32. Rxd8 Rxd8 33. Nxg6+ Kg7 34. Ne5 Rd2 35. g4 Rg2+ 36. Kh1 Rxa2 37. Re1 Ng2 38. Rd1 fxg4 39. hxg4 Nf4 40. c4 Kf6 41. Nc6 a5 42. c5 Rb2 43. Nxa5 Kg5 44. c6 Ne6 45. Rd6 Nc7 46. Rd7 Kf4 47. Rxc7 *", + "Moves": "f4g3 c7e7 b2b1 e7e1 b1e1", + "MovesSAN": "Kg3 Re7 Rb1+ Re1 Rxe1#", + "Themes": "endgame exposedKing long mate mateIn3" + }, + { + "FEN": "8/kpp2BR1/1p6/3N1pn1/8/6BP/3r2PK/8 b - - 14 40", + "PGN": "1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. f4 dxe5 6. fxe5 Bf5 7. Nf3 h6 8. Be2 e6 9. O-O Bh7 10. Nc3 Nc6 11. Be3 Be7 12. Qd2 h5 13. Rad1 h4 14. h3 Bf5 15. Ng5 f6 16. exf6 gxf6 17. Nge4 Rg8 18. Rxf5 exf5 19. Bh5+ Kd7 20. Nc5+ Bxc5 21. dxc5+ Kc8 22. cxb6 Qxd2 23. Rxd2 axb6 24. Nd5 Ne5 25. Ne7+ Kb8 26. Nxg8 Rxa2 27. Nxf6 Nxc4 28. Rd8+ Ka7 29. Bf2 Ra1+ 30. Kh2 Nxb2 31. Bf3 Nc4 32. Rd4 Nd6 33. Rxh4 Ra2 34. Bg3 Nb5 35. Rh7 Rc2 36. Nd5 Nd4 37. Bd1 Rd2 38. Bh5 Ne6 39. Bf7 Ng5 40. Rg7 *", + "Moves": "g5f3 h2h1 d2d1 g3e1 d1e1", + "MovesSAN": "Nf3+ Kh1 Rd1+ Be1 Rxe1#", + "Themes": "endgame long mate mateIn3 pin" + }, + { + "FEN": "r1b1k2r/pppp1ppp/1b6/1B6/4P1nq/5N2/PP3PPP/RNBQR1K1 b kq - 2 10", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Bc5 5. c3 Bb6 6. Re1 Ng4 7. d4 exd4 8. cxd4 Nxd4 9. Nxd4 Qh4 10. Nf3 *", + "Moves": "h4f2 g1h1 f2g1 e1g1 g4f2", + "MovesSAN": "Qxf2+ Kh1 Qg1+ Rxg1 Nf2#", + "Themes": "kingsideAttack long mate mateIn3 opening sacrifice smotheredMate" + }, + { + "FEN": "4r1k1/p4ppp/1p6/2p5/4q3/5Q2/PPP3PP/5RK1 w - - 0 23", + "PGN": "1. e4 e5 2. Bc4 Nf6 3. f3 Bc5 4. Nc3 O-O 5. Nge2 Nc6 6. Bd5 d6 7. Bxc6 bxc6 8. d4 exd4 9. Nxd4 Bb7 10. Be3 Bb6 11. O-O Re8 12. Kh1 d5 13. Nf5 dxe4 14. Bxb6 cxb6 15. fxe4 Nxe4 16. Nxe4 Rxe4 17. Qf3 c5 18. Nd6 Qe7 19. Nxb7 Qxb7 20. Kg1 Rae8 21. Rae1 Qe7 22. Rxe4 Qxe4 *", + "Moves": "f3f7 g8h8 f7f8 e8f8 f1f8", + "MovesSAN": "Qxf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "5r1k/pp2R3/2p2n2/6pp/1P3QPq/P3P2P/4r3/3R2K1 w - - 0 41", + "PGN": "1. b3 d5 2. Bb2 Nf6 3. e3 c6 4. Nf3 Bg4 5. d3 Nbd7 6. Nbd2 g6 7. Be2 Bg7 8. O-O O-O 9. c4 Re8 10. Rc1 e5 11. cxd5 Nxd5 12. Ne4 Qe7 13. h3 Bxf3 14. Bxf3 f5 15. Nd2 Rad8 16. a3 N7f6 17. b4 e4 18. dxe4 Nxe4 19. Bxg7 Qxg7 20. Bxe4 fxe4 21. Qb3 Kh8 22. Nc4 Rf8 23. Rfd1 h5 24. Rd4 Qe7 25. Rcd1 Kh7 26. Qc2 Rde8 27. Nd2 Nf6 28. Nc4 Qe6 29. Rd6 Qf5 30. Na5 Re7 31. Nb3 Nd5 32. Nd4 Qe5 33. Qc5 Ref7 34. Re6 Qg5 35. Rxe4 Rxf2 36. g4 Qh4 37. Re7+ Kh8 38. Ne2 Rxe2 39. Qd4+ Nf6 40. Qf4 g5 *", + "Moves": "f4f6 f8f6 d1d8 f6f8 d8f8", + "MovesSAN": "Qxf6+ Rxf6 Rd8+ Rf8 Rxf8#", + "Themes": "exposedKing long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "8/5p2/p3k1p1/4P1qp/2pK4/P1Bp1R2/1P5P/5R2 b - - 15 53", + "PGN": "1. e4 c5 2. Nf3 d6 3. Nc3 Nc6 4. Bb5 Bd7 5. O-O a6 6. Be2 Nf6 7. d3 e6 8. Be3 d5 9. exd5 exd5 10. d4 c4 11. Ne5 Bd6 12. f4 Bf5 13. Bf3 Ne4 14. Nxd5 Bxe5 15. dxe5 Qa5 16. g4 Be6 17. Bxe4 Rd8 18. Bd2 Qc5+ 19. Ne3 Bxg4 20. Bxc6+ bxc6 21. Qe1 O-O 22. a3 Rfe8 23. Bb4 Qa7 24. Kg2 Re6 25. Nxg4 h5 26. Ne3 Rg6+ 27. Kf3 c5 28. Bc3 Qb7+ 29. Ke2 Rg2+ 30. Nxg2 Qxg2+ 31. Qf2 Qe4+ 32. Qe3 Qxc2+ 33. Kf3 Rd3 34. Qxd3 cxd3 35. Rf2 Qb3 36. Ke3 c4 37. Rg2 Qb6+ 38. Kd2 Qh6 39. Ke3 Qb6+ 40. Kf3 Qc6+ 41. Kf2 Qc5+ 42. Kf3 Qd5+ 43. Kf2 Qe4 44. Re1 Qxf4+ 45. Kg1 g6 46. Rf1 Qe3+ 47. Rgf2 Kf8 48. Kg2 Qe4+ 49. Rf3 Ke7 50. Kg3 Qg4+ 51. Kf2 Ke6 52. Ke3 Qg5+ 53. Kd4 *", + "Moves": "g5e5 d4c4 e5d5 c4b4 d5b5", + "MovesSAN": "Qxe5+ Kxc4 Qd5+ Kb4 Qb5#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "5r1k/6p1/p3Q3/1p4qp/3P4/N1P1bb1B/PP4PP/5R1K b - - 5 25", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. c3 d5 9. exd5 Nxd5 10. Nxe5 Nxe5 11. Rxe5 c6 12. d4 Bd6 13. Bg5 f6 14. Rxd5 cxd5 15. Bxd5+ Kh8 16. Bxa8 fxg5 17. Na3 Be6 18. Bf3 g4 19. Bxg4 Bd5 20. f3 Qg5 21. Qe2 h5 22. Bh3 Bxf3 23. Qe6 Bf4 24. Rf1 Be3+ 25. Kh1 *", + "Moves": "f3g2 h3g2 f8f1 g2f1 g5g1", + "MovesSAN": "Bxg2+ Bxg2 Rxf1+ Bxf1 Qg1#", + "Themes": "discoveredAttack fork long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r1b2r1k/4RP1p/pqp3p1/8/1Pp5/5P2/P5PP/b2Q3K w - - 0 22", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Bc4 Bg7 7. Be3 O-O 8. f3 Qb6 9. Na4 Qa5+ 10. c3 a6 11. b4 Qc7 12. O-O b5 13. Nxc6 dxc6 14. Bb6 Qb8 15. e5 Nd7 16. e6 Nxb6 17. exf7+ Kh8 18. Nxb6 Qxb6+ 19. Kh1 bxc4 20. Re1 Bxc3 21. Rxe7 Bxa1 *", + "Moves": "d1a1 c4c3 a1c3 b6d4 c3d4", + "MovesSAN": "Qxa1+ c3 Qxc3+ Qd4 Qxd4#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "5r1k/6Rp/p3Q3/2q1B3/8/2r5/P4PPP/3R2K1 b - - 0 27", + "PGN": "1. e4 e6 2. Nf3 d5 3. e5 c5 4. c4 Nc6 5. cxd5 exd5 6. Nc3 Be6 7. Bb5 Qb8 8. Qe2 Be7 9. d4 a6 10. Bxc6+ bxc6 11. O-O cxd4 12. Nxd4 c5 13. Nc6 Qc7 14. Nxe7 Qxe7 15. Rd1 Nh6 16. Nxd5 Bxd5 17. Rxd5 Nf5 18. Bf4 O-O 19. Qc2 Rac8 20. Qxf5 c4 21. Rad1 c3 22. bxc3 Rxc3 23. Rd7 Qa3 24. e6 fxe6 25. Qxe6+ Kh8 26. Be5 Qc5 27. Rxg7 *", + "Moves": "c5f2 g1h1 f2f1 d1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "8/1pB5/1p4pP/5k2/2R4K/5r1P/PP6/8 b - - 0 37", + "PGN": "1. e4 e5 2. Nc3 Nc6 3. Bc4 Bc5 4. Qg4 g6 5. Qf3 Qf6 6. Nd5 Qxf3 7. Nxf3 Bb6 8. Nxb6 axb6 9. c3 d6 10. h3 Be6 11. Bxe6 fxe6 12. d4 exd4 13. cxd4 Nf6 14. e5 dxe5 15. dxe5 Nd7 16. Bf4 O-O 17. Bg3 Rf5 18. O-O Ncxe5 19. Nxe5 Nxe5 20. Rfd1 Raf8 21. f3 Kg7 22. Rac1 R8f7 23. Re1 Kf6 24. Rc3 Nc6 25. Rce3 e5 26. Re4 Re7 27. f4 exf4 28. Bxf4 Rxe4 29. Rxe4 Ne5 30. g4 Nf3+ 31. Kg2 Nh4+ 32. Kg3 Rd5 33. Kxh4 Rd3 34. g5+ Kf5 35. Rc4 Rf3 36. Bxc7 h6 37. gxh6 *", + "Moves": "g6g5 h4h5 f3h3 c4h4 h3h4", + "MovesSAN": "g5+ Kh5 Rxh3+ Rh4 Rxh4#", + "Themes": "deflection endgame long mate mateIn3" + }, + { + "FEN": "r4rk1/ppq3p1/7Q/5b2/4p3/P5RP/2B3PK/8 w - - 0 30", + "PGN": "1. e4 e6 2. Nf3 c6 3. c4 d5 4. cxd5 cxd5 5. exd5 Qxd5 6. Nc3 Qd8 7. d4 Nf6 8. Bg5 Be7 9. Bd3 Nd5 10. Bxe7 Nxe7 11. O-O Nd5 12. Re1 O-O 13. Nxd5 Qxd5 14. Rc1 Nc6 15. a3 Ne7 16. Be4 Qd7 17. Ng5 Ng6 18. Qh5 h6 19. Nxf7 Qxf7 20. Bxg6 Qxf2+ 21. Kh1 Qxb2 22. Rc7 Qxd4 23. Bc2 Qf6 24. h3 e5 25. Re3 Bf5 26. Rf3 e4 27. Rg3 Qa1+ 28. Kh2 Qe5 29. Qxh6 Qxc7 *", + "Moves": "c2b3 f5e6 b3e6 f8f7 h6g7", + "MovesSAN": "Bb3+ Be6 Bxe6+ Rf7 Qxg7#", + "Themes": "long mate mateIn3 middlegame pin" + }, + { + "FEN": "2kr1b1N/pp4pb/2p1p2p/7P/1qnP4/2P3N1/PP2QPP1/2KR3R b - - 0 18", + "PGN": "1. e4 c6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Nf3 Nd7 7. h4 h6 8. h5 Bh7 9. Bc4 e6 10. Bd2 Ngf6 11. Qe2 Qe7 12. O-O-O O-O-O 13. Ba5 Nb6 14. Ne5 Nfd5 15. Bxb6 Nxb6 16. Nxf7 Nxc4 17. Nxh8 Qb4 18. c3 *", + "Moves": "b4c3 b2c3 f8a3 e2b2 a3b2", + "MovesSAN": "Qxc3+ bxc3 Ba3+ Qb2 Bxb2#", + "Themes": "clearance long mate mateIn3 middlegame queensideAttack sacrifice" + }, + { + "FEN": "5rk1/4Qppp/3P4/2p5/2P5/6qb/6B1/1R4K1 w - - 0 27", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. g3 e6 7. Bg2 Be7 8. O-O O-O 9. h3 Nc6 10. Be3 Qc7 11. Qe2 Rb8 12. f4 Rd8 13. a3 e5 14. Nxc6 bxc6 15. b4 a5 16. Rab1 axb4 17. axb4 c5 18. bxc5 Rxb1 19. Rxb1 dxc5 20. Nd5 Nxd5 21. exd5 exf4 22. Bxf4 Bd6 23. Bxd6 Qxd6 24. c4 Qxg3 25. Qe7 Rf8 26. d6 Bxh3 *", + "Moves": "e7f8 g8f8 b1b8 h3c8 b8c8", + "MovesSAN": "Qxf8+ Kxf8 Rb8+ Bc8 Rxc8#", + "Themes": "attraction endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "1r5k/3R1Qp1/7p/p3p3/2B1P3/KP3P2/P7/4q3 b - - 3 32", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb3 d6 6. Nc3 Be7 7. Be2 Nf6 8. Bg5 O-O 9. Qd2 Be6 10. O-O-O Bxb3 11. cxb3 Nd4 12. Bd3 a6 13. Kb1 b5 14. Bxf6 Bxf6 15. Nd5 Rb8 16. Nxf6+ Qxf6 17. Rc1 Ne6 18. f3 Nc5 19. Be2 h6 20. Rhd1 Rfd8 21. g3 Rd7 22. Rxc5 dxc5 23. Qxd7 c4 24. bxc4 bxc4 25. Bxc4 Qb6 26. Qxf7+ Kh8 27. b3 a5 28. Rd7 Qg1+ 29. Kb2 Qxh2+ 30. Ka3 Qxg3 31. Qf5 Qe1 32. Qf7 *", + "Moves": "e1c1 a3a4 b8b4 a4a5 c1a3", + "MovesSAN": "Qc1+ Ka4 Rb4+ Kxa5 Qa3#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "3q1k2/3b2pQ/p3p1Bp/1p1pP3/5r1b/P4Pn1/1P4P1/R1R3K1 w - - 0 27", + "PGN": "1. e4 e6 2. Nf3 c6 3. d4 d5 4. Nc3 Nf6 5. e5 Nfd7 6. Ne2 Be7 7. c3 O-O 8. Ng3 a6 9. Bd3 b5 10. Nh5 c5 11. h4 cxd4 12. cxd4 Nc6 13. Ng5 h6 14. Nf3 f5 15. exf6 Nxf6 16. Nf4 Nb4 17. Bb1 Bd7 18. a3 Nc6 19. Qd3 Ne4 20. Ne5 Nxe5 21. dxe5 Rc8 22. O-O Rxc1 23. Rxc1 Rxf4 24. f3 Ng3 25. Qh7+ Kf8 26. Bg6 Bxh4 *", + "Moves": "h7h8 f8e7 h8g7 f4f7 g7f7", + "MovesSAN": "Qh8+ Ke7 Qxg7+ Rf7 Qxf7#", + "Themes": "deflection long mate mateIn3 middlegame" + }, + { + "FEN": "3Q4/2Q3pk/p7/7p/5p2/P1B2R1P/1Pq2RK1/4r3 b - - 2 38", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nf3 Nf6 4. Nc3 Qa5 5. Bc4 Bg4 6. h3 Qh5 7. Be2 Nc6 8. O-O Bxf3 9. Bxf3 Qf5 10. d3 h5 11. Bxc6+ bxc6 12. Be3 e5 13. a3 Bd6 14. f3 a6 15. Qe2 Nd5 16. Bd2 O-O 17. Ne4 Qg6 18. c4 c5 19. cxd5 f5 20. Nxd6 cxd6 21. f4 Qg3 22. fxe5 dxe5 23. Rf3 Qg6 24. Raf1 f4 25. Bc3 Rae8 26. Qf2 Rf5 27. Qxc5 e4 28. dxe4 Rg5 29. R1f2 Rxe4 30. Qc6 Qf5 31. d6 Rg6 32. Qc7 Re3 33. d7 Qb1+ 34. Kh2 Re1 35. d8=Q+ Kh7 36. Rf1 Rxg2+ 37. Kxg2 Qc2+ 38. R1f2 *", + "Moves": "c2g6 d8g5 g6g5 f3g3 g5g3", + "MovesSAN": "Qg6+ Qg5 Qxg5+ Rg3 Qxg3#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "r2q1r1k/pp2bp2/2n1pn2/3p2B1/3P4/2PB1Q1P/PP3PP1/R4RK1 w - - 3 16", + "PGN": "1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nc6 5. c3 Nf6 6. Nf3 Bg4 7. Nbd2 e6 8. h3 Bxf3 9. Nxf3 Bd6 10. O-O O-O 11. Bg5 h6 12. Bh4 g5 13. Nxg5 hxg5 14. Bxg5 Kh8 15. Qf3 Be7 *", + "Moves": "g5f6 e7f6 f3h5 h8g7 h5h7", + "MovesSAN": "Bxf6+ Bxf6 Qh5+ Kg7 Qh7#", + "Themes": "exposedKing kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "4rrk1/pp5p/2pRpqp1/8/4Q3/2P1P3/P4PPP/3R2K1 b - - 3 21", + "PGN": "1. d4 e6 2. Nf3 d5 3. c4 Nf6 4. Nc3 Nc6 5. e3 Bb4 6. cxd5 Nxd5 7. Bd2 Nxc3 8. Bxc3 Bxc3+ 9. bxc3 O-O 10. Bd3 Qf6 11. O-O Bd7 12. Ne5 Nxe5 13. dxe5 Qe7 14. Qh5 g6 15. Qf3 Bc6 16. Be4 Bxe4 17. Qxe4 f5 18. exf6 Qxf6 19. Rad1 c6 20. Rd6 Rae8 21. Rfd1 *", + "Moves": "f6f2 g1h1 f2f1 d1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "4k3/p1p5/3p4/3PqQ2/2P1p1n1/1P4Pr/P2N3P/1R3RK1 b - - 0 29", + "PGN": "1. c4 e6 2. Nf3 d6 3. g3 Be7 4. Bg2 Bd7 5. O-O g5 6. b3 g4 7. Ne1 h5 8. Bb2 e5 9. Bxb7 Nc6 10. Bxa8 Qxa8 11. d4 h4 12. d5 Na5 13. Nd3 Bf5 14. Qd2 Qd8 15. Qxa5 hxg3 16. fxg3 Be4 17. Qd2 Bg5 18. e3 f5 19. Nc3 Bf3 20. Ne1 e4 21. Nxf3 gxf3 22. Nb5 Rh3 23. Nd4 Qf6 24. Nxf3 Bxe3+ 25. Qxe3 Qxb2 26. Nd2 Nf6 27. Rab1 Qe5 28. Qf2 Ng4 29. Qxf5 *", + "Moves": "h3g3 g1h1 g3g1 h1g1 e5h2", + "MovesSAN": "Rxg3+ Kh1 Rg1+ Kxg1 Qxh2#", + "Themes": "attraction long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "4r3/p1k1r3/2q5/6Q1/8/6Pp/P4P1P/2RR2K1 b - - 1 40", + "PGN": "1. g3 h5 2. Bg2 h4 3. d4 d5 4. c4 Nf6 5. cxd5 Nxd5 6. Nc3 e6 7. Qb3 Nc6 8. e3 Nb6 9. Bd2 Na5 10. Qc2 Nac4 11. Nf3 h3 12. Bf1 Nxd2 13. Nxd2 Bb4 14. Be2 Bxc3 15. bxc3 Bd7 16. Bf3 Bc6 17. Bxc6+ bxc6 18. Qe4 Qd5 19. O-O O-O-O 20. Rfc1 f5 21. Qf3 g5 22. c4 Qa5 23. Nb3 Qa3 24. Qxc6 Rd6 25. Qc5 Qa6 26. Qe5 Qb7 27. d5 Re8 28. Nc5 Qa8 29. e4 Nd7 30. Nxd7 Kxd7 31. c5 exd5 32. Qxf5+ Rde6 33. exd5 Kd8 34. Qxg5+ R6e7 35. c6 Qc8 36. Rd1 Qa6 37. d6 cxd6 38. Rxd6+ Kc7 39. Rdd1 Qxc6 40. Rac1 *", + "Moves": "e7e1 d1e1 e8e1 c1e1 c6g2", + "MovesSAN": "Re1+ Rxe1 Rxe1+ Rxe1 Qg2#", + "Themes": "endgame long master mate mateIn3 sacrifice" + }, + { + "FEN": "r5k1/pp4pp/2pp3r/4p3/2P1N1bq/3PbQ1P/PP4P1/R4R1K w - - 0 19", + "PGN": "1. e4 e5 2. c4 Nf6 3. Nc3 Bc5 4. d3 Nc6 5. h3 d6 6. Nge2 O-O 7. Be3 Nd7 8. Ng3 Nd4 9. Be2 c6 10. O-O f5 11. exf5 Nxf5 12. Nce4 Nxe3 13. fxe3 Bxe3+ 14. Kh1 Nf6 15. Nxf6+ Rxf6 16. Ne4 Rh6 17. Bg4 Qh4 18. Qf3 Bxg4 *", + "Moves": "f3f7 g8h8 f7f8 a8f8 f1f8", + "MovesSAN": "Qf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "4qr2/p1pN2k1/1p3r1p/6p1/2PP2Qn/PP6/6PP/3RR2K b - - 4 28", + "PGN": "1. Nf3 d5 2. c4 d4 3. e3 dxe3 4. fxe3 Nf6 5. d4 e6 6. Bd3 Bb4+ 7. Nbd2 Nc6 8. O-O O-O 9. a3 Bxd2 10. Bxd2 b6 11. Be1 Bb7 12. Bh4 h6 13. Kh1 g5 14. Bg3 Ne7 15. Qe2 Nf5 16. Be5 Ne4 17. Rad1 f6 18. Qc2 fxe5 19. Bxe4 Bxe4 20. Qxe4 exd4 21. Qxe6+ Kg7 22. exd4 Rf6 23. Qe2 Qd7 24. Ne5 Qa4 25. Qg4 Raf8 26. b3 Qe8 27. Rfe1 Nh4 28. Nd7 *", + "Moves": "e8e1 d1e1 f6f1 e1f1 f8f1", + "MovesSAN": "Qxe1+ Rxe1 Rf1+ Rxf1 Rxf1#", + "Themes": "kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "8/6k1/pp4p1/2pB1p2/2Pb4/1P2p1qP/P3Q1P1/2B4K b - - 4 37", + "PGN": "1. e4 e6 2. d4 d6 3. f4 b6 4. Nf3 Bb7 5. Bd3 Nf6 6. Qe2 Be7 7. c4 c5 8. d5 exd5 9. exd5 O-O 10. O-O Re8 11. Qc2 Bf8 12. Nc3 a6 13. b3 g6 14. Bb2 Bg7 15. Rae1 Nbd7 16. f5 Ne5 17. Nxe5 Rxe5 18. fxg6 hxg6 19. Rxe5 dxe5 20. Ne4 Nxe4 21. Bxe4 f5 22. Bd3 Qg5 23. Qc1 Qg4 24. h3 Qg3 25. Rf3 Qh4 26. Be2 e4 27. Rf1 Bd4+ 28. Kh1 Re8 29. Qd2 e3 30. Qd3 Re4 31. Bf3 Rf4 32. Bc1 Qe7 33. d6 Qxd6 34. Bxb7 Rxf1+ 35. Qxf1 Qg3 36. Bd5+ Kg7 37. Qe2 *", + "Moves": "d4e5 h1g1 g3h2 g1f1 h2h1", + "MovesSAN": "Be5 Kg1 Qh2+ Kf1 Qh1#", + "Themes": "endgame long mate mateIn3 quietMove" + }, + { + "FEN": "r1b2k2/pp3prp/3P1Q2/1q6/8/4P1P1/P6P/R4RK1 w - - 1 24", + "PGN": "1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 e6 5. Bg5 Bb4 6. cxd5 Bxc3+ 7. bxc3 Qxd5 8. Bxf6 gxf6 9. e3 Nd7 10. Bd3 e5 11. O-O e4 12. c4 Qe6 13. d5 cxd5 14. Nd4 Qe5 15. Be2 Rg8 16. cxd5 Qg5 17. g3 Ne5 18. Bb5+ Ke7 19. d6+ Kf8 20. f4 exf3 21. Nxf3 Nxf3+ 22. Qxf3 Qxb5 23. Qxf6 Rg7 *", + "Moves": "f6e7 f8g8 e7d8 b5e8 d8e8", + "MovesSAN": "Qe7+ Kg8 Qd8+ Qe8 Qxe8#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "4r3/1p3p2/p3b3/4Pp1k/2Br4/1R6/PPP5/2K3R1 w - - 2 34", + "PGN": "1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 a6 6. f3 Be7 7. Be3 d6 8. Qd2 Nf6 9. O-O-O Nxd4 10. Bxd4 e5 11. Be3 O-O 12. g4 Nd7 13. Nd5 h6 14. Nxe7+ Qxe7 15. Qxd6 Qxd6 16. Rxd6 Nf6 17. g5 hxg5 18. Bxg5 Be6 19. Bxf6 gxf6 20. h4 Rad8 21. Rb6 Rd7 22. h5 Rfd8 23. Bd3 Kh7 24. Rf1 Kh6 25. f4 exf4 26. Rxf4 Kg5 27. Rf1 Rh8 28. Be2 Rhd8 29. Rh1 Kh6 30. e5 f5 31. Bc4 Re8 32. Rg1 Kxh5 33. Rb3 Rd4 *", + "Moves": "b3h3 d4h4 c4e2 h5h6 h3h4", + "MovesSAN": "Rh3+ Rh4 Be2+ Kh6 Rxh4#", + "Themes": "deflection endgame long mate mateIn3" + }, + { + "FEN": "3r4/p4R1p/1p6/6kr/P7/8/3p1K2/3R4 w - - 0 38", + "PGN": "1. Nf3 d5 2. d4 c5 3. c4 dxc4 4. e4 Bg4 5. Bxc4 cxd4 6. Bxf7+ Kxf7 7. Ne5+ Ke8 8. Nxg4 Nf6 9. Nxf6+ exf6 10. O-O Nc6 11. Bf4 Bd6 12. Qd2 Rf8 13. Na3 Bxa3 14. bxa3 Kf7 15. Rab1 Qe7 16. Rfe1 Rac8 17. Qb2 b6 18. Qb3+ Qe6 19. e5 fxe5 20. Bxe5 Nxe5 21. Rxe5 Qxb3 22. axb3 Kf6 23. Re4 Rfd8 24. f3 Rc3 25. a4 d3 26. Kf1 d2 27. Rd1 Rxb3 28. Ke2 Rb2 29. h4 Ra2 30. g4 Ra3 31. f4 Rh3 32. h5 Rg3 33. g5+ Kf5 34. Kf2 Rh3 35. Re7 Kxf4 36. Rxg7 Rxh5 37. Rf7+ Kxg5 *", + "Moves": "d1g1 g5h4 f7f4 h4h3 g1h1", + "MovesSAN": "Rg1+ Kh4 Rf4+ Kh3 Rh1#", + "Themes": "endgame long mate mateIn3 rookEndgame" + }, + { + "FEN": "3R4/1r4k1/p3pr1p/4B1p1/2p5/4R3/P4PPP/6K1 b - - 1 28", + "PGN": "1. e4 c6 2. Nf3 d5 3. exd5 cxd5 4. d4 Nf6 5. c4 dxc4 6. Nc3 e6 7. Bxc4 Bb4 8. Bg5 Bxc3+ 9. bxc3 O-O 10. O-O Nbd7 11. Qc2 h6 12. Bh4 g5 13. Bg3 a6 14. Ne5 b5 15. Bd3 Nxe5 16. dxe5 Nd5 17. Be4 Kg7 18. c4 Nb4 19. Qb3 Ra7 20. Qxb4 Qd4 21. Rfe1 f6 22. Rad1 Qxc4 23. Qxc4 bxc4 24. exf6+ Rxf6 25. Be5 Rf7 26. Rd8 Bb7 27. Bxb7 Rxb7 28. Re3 *", + "Moves": "b7b1 d8d1 b1d1 e3e1 d1e1", + "MovesSAN": "Rb1+ Rd1 Rxd1+ Re1 Rxe1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "2r1r2k/pp4R1/7p/3Q1N2/8/1P6/P4PPP/q4NK1 b - - 0 27", + "PGN": "1. e4 c6 2. d4 d5 3. e5 Bf5 4. Bd3 Bxd3 5. Qxd3 e6 6. Nf3 Ne7 7. Bg5 h6 8. Bh4 Qb6 9. b3 Nf5 10. Nbd2 Nxh4 11. Nxh4 Be7 12. Nhf3 O-O 13. O-O Nd7 14. Rae1 c5 15. c4 cxd4 16. Nxd4 Rac8 17. cxd5 exd5 18. e6 fxe6 19. Rxe6 Qc5 20. Rfe1 Bf6 21. Nf5 Ne5 22. R6xe5 Bxe5 23. Rxe5 Qc1+ 24. Nf1 Qa1 25. Qxd5+ Kh8 26. Re7 Rfe8 27. Rxg7 *", + "Moves": "a1f1 g1f1 c8c1 d5d1 c1d1", + "MovesSAN": "Qxf1+ Kxf1 Rc1+ Qd1 Rxd1#", + "Themes": "attraction long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "5r1k/7p/p3QqpP/2p5/7K/4R3/PP6/8 w - - 0 40", + "PGN": "1. f4 c5 2. e4 e6 3. Nf3 Be7 4. Bb5 a6 5. Be2 Nc6 6. c3 Nf6 7. O-O O-O 8. Ne5 Nxe5 9. fxe5 Nxe4 10. Bd3 Ng5 11. h4 Nh3+ 12. gxh3 Bxh4 13. Qh5 g6 14. Qg4 Bg5 15. Be4 Bh6 16. h4 Bg7 17. h5 d5 18. exd6 Qxd6 19. d3 Rb8 20. Qf3 b5 21. h6 Bh8 22. Bf4 e5 23. Bg5 f5 24. Bd5+ Be6 25. Bxe6+ Qxe6 26. Nd2 e4 27. dxe4 fxe4 28. Qg3 b4 29. Rxf8+ Rxf8 30. Re1 bxc3 31. Rxe4 cxd2 32. Rxe6 d1=Q+ 33. Kh2 Qc2+ 34. Kh3 Qf5+ 35. Qg4 Qd3+ 36. Re3 Qf1+ 37. Kh4 Bf6 38. Qe6+ Kh8 39. Bxf6+ Qxf6+ *", + "Moves": "e6f6 f8f6 e3e8 f6f8 e8f8", + "MovesSAN": "Qxf6+ Rxf6 Re8+ Rf8 Rxf8#", + "Themes": "clearance endgame long mate mateIn3" + }, + { + "FEN": "2kq3r/pp1b4/2P1p3/8/3P4/P2BP1p1/2Q2PP1/R4RK1 b - - 0 22", + "PGN": "1. d3 c6 2. c4 d5 3. cxd5 cxd5 4. d4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. e3 Bb4 8. Nf3 h6 9. Bh4 g5 10. Bg3 Bxc3+ 11. bxc3 Ne4 12. Qc2 Bd7 13. Bd3 Nxg3 14. hxg3 Qa5 15. Nxg5 O-O-O 16. Nxf7 Rdf8 17. Nxh8 Rxh8 18. O-O Qd8 19. a3 h5 20. c4 h4 21. cxd5 hxg3 22. dxc6 *", + "Moves": "h8h1 g1h1 d8h4 h1g1 h4h2", + "MovesSAN": "Rh1+ Kxh1 Qh4+ Kg1 Qh2#", + "Themes": "attraction long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "k2r4/p1R5/1p6/nP1r4/q7/8/PK4Q1/6R1 w - - 2 37", + "PGN": "1. e4 b6 2. d4 Bb7 3. Bd3 e6 4. Nf3 d5 5. e5 Nc6 6. Be3 h6 7. O-O Be7 8. Nbd2 Qd7 9. c3 O-O-O 10. b4 f6 11. exf6 gxf6 12. Qe2 e5 13. dxe5 fxe5 14. Ba6 Nf6 15. Bxb7+ Kxb7 16. b5 Na5 17. Nxe5 Qe6 18. Ndf3 Bd6 19. Bd4 Rhg8 20. g3 Ne4 21. Rfc1 h5 22. Kf1 Qh3+ 23. Ke1 Rdf8 24. Kd1 h4 25. c4 hxg3 26. fxg3 Nxg3 27. hxg3 Rxg3 28. cxd5 Bxe5 29. Bxe5 Rgxf3 30. Rxc7+ Ka8 31. Bd4 Rd3+ 32. Kc2 Rxd4 33. Rg1 Qa3 34. Kb1 Qa4 35. Kb2 Rxd5 36. Qg2 Rd8 *", + "Moves": "g2d5 d8d5 g1g8 d5d8 g8d8", + "MovesSAN": "Qxd5+ Rxd5 Rg8+ Rd8 Rxd8#", + "Themes": "clearance long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "4rr1k/2p3b1/3p2pp/3b1qN1/3N3Q/2P3P1/PP3P1P/R1B2RK1 b - - 1 23", + "PGN": "1. e4 d6 2. c3 Nf6 3. Nf3 Nxe4 4. Qa4+ Nc6 5. Qxe4 g6 6. d4 Bg7 7. Bb5 O-O 8. Bxc6 bxc6 9. Qxc6 Rb8 10. Nbd2 Bb7 11. Qa4 e5 12. O-O e4 13. Ne1 f5 14. Qxa7 f4 15. g3 Qc8 16. Qa4 Qh3 17. Qc4+ Kh8 18. d5 Rbe8 19. Nxe4 f3 20. Ng5 Qf5 21. Nexf3 Bxd5 22. Qh4 h6 23. Nd4 *", + "Moves": "f5f2 f1f2 e8e1 f2f1 e1f1", + "MovesSAN": "Qxf2+ Rxf2 Re1+ Rf1 Rexf1#", + "Themes": "kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "2r1k2r/pp2nppp/4p3/4q3/8/1P3P2/P2Q1P1P/1K1R3R w k - 2 18", + "PGN": "1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nf3 e6 5. b3 c5 6. c3 cxd4 7. cxd4 Nc6 8. Nc3 Bb4 9. Bd2 Bg4 10. Be2 Bxf3 11. Bxf3 Nxd4 12. Nxd5 Bxd2+ 13. Qxd2 Nxf3+ 14. gxf3 Qxd5 15. O-O-O Rc8+ 16. Kb2 Qxe5+ 17. Kb1 Ne7 *", + "Moves": "d2d7 e8f8 d7d8 c8d8 d1d8", + "MovesSAN": "Qd7+ Kf8 Qd8+ Rxd8 Rxd8#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "4R3/Q4Rbk/2pp3p/5r2/3P4/2P2pP1/Pr3PP1/6K1 b - - 0 26", + "PGN": "1. d4 Nf6 2. Nf3 g6 3. Bg5 Bg7 4. Nbd2 O-O 5. e3 d6 6. Bd3 Nbd7 7. O-O h6 8. Bh4 e5 9. c3 Qe8 10. e4 c6 11. Re1 g5 12. Bg3 Nh5 13. Nxe5 Nxg3 14. Nxd7 Bxd7 15. hxg3 Qd8 16. Nf3 f5 17. exf5 Bxf5 18. Qb3+ Kh7 19. Bxf5+ Rxf5 20. Qxb7 Rb8 21. Qxa7 Rxb2 22. Re7 Qf8 23. Rae1 g4 24. Re8 Qf7 25. R1e7 gxf3 26. Rxf7 *", + "Moves": "b2b1 e8e1 b1e1 g1h2 f5h5", + "MovesSAN": "Rb1+ Re1 Rxe1+ Kh2 Rh5#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "3b2k1/1Q4p1/3qp1Bp/8/3p4/7P/6P1/7K w - - 8 41", + "PGN": "1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nc3 a6 5. Nf3 h6 6. Bd3 Nf6 7. O-O Bb4 8. Re1+ Be6 9. Ne5 O-O 10. Be3 Re8 11. Qd2 Bf8 12. f4 Nbd7 13. Rf1 Nxe5 14. fxe5 Ng4 15. Rf3 Nxe3 16. Qxe3 Be7 17. Raf1 Bg5 18. Qf2 Rf8 19. Na4 b5 20. Nc5 Qe8 21. Qg3 Qe7 22. Qf2 c6 23. b3 a5 24. h3 a4 25. Nxe6 fxe6 26. Rxf8+ Rxf8 27. Qe2 Rxf1+ 28. Qxf1 axb3 29. axb3 Be3+ 30. Kh1 Bxd4 31. c4 bxc4 32. bxc4 Bxe5 33. cxd5 cxd5 34. Qe1 Bf6 35. Bg6 Qd6 36. Qa5 d4 37. Qa7 Be7 38. Qa8+ Bd8 39. Qf3 Bf6 40. Qb7 Bd8 *", + "Moves": "b7f7 g8h8 f7e8 d6f8 e8f8", + "MovesSAN": "Qf7+ Kh8 Qe8+ Qf8 Qxf8#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "7k/6pp/1p6/8/P3r3/1PR3PK/3r3P/4n3 w - - 1 33", + "PGN": "1. e4 c6 2. b3 d5 3. e5 e6 4. Bb2 Nd7 5. Nf3 Ne7 6. c4 Ng6 7. g3 Be7 8. Bg2 f6 9. exf6 Bxf6 10. Bxf6 Qxf6 11. d4 O-O 12. O-O e5 13. dxe5 Ndxe5 14. cxd5 Nxf3+ 15. Bxf3 Qxa1 16. dxc6 bxc6 17. Bxc6 Rb8 18. Qd5+ Kh8 19. Re1 Ba6 20. Qd2 Rbd8 21. Qe3 Qf6 22. f3 Qxc6 23. Nd2 Qb6 24. Qxb6 axb6 25. Ne4 Rfe8 26. Rc1 Ne5 27. Kg2 Bb7 28. Rc7 Bxe4 29. fxe4 Nd3 30. Rc3 Ne1+ 31. Kh3 Rxe4 32. a4 Rd2 *", + "Moves": "c3c8 d2d8 c8d8 e4e8 d8e8", + "MovesSAN": "Rc8+ Rd8 Rxd8+ Re8 Rxe8#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "3rk3/pQ4pp/2R1rp2/3n1q2/3R4/4B3/PP3PPP/6K1 b - - 0 26", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Nd4 6. c3 b5 7. Bf1 Nxd5 8. cxd4 Qxg5 9. Bxb5+ Bd7 10. Bxd7+ Kxd7 11. O-O exd4 12. d3 Qf5 13. Qa4+ c6 14. Qxd4 f6 15. Nd2 Bd6 16. Ne4 Rhe8 17. Nxd6 Kxd6 18. Be3 Ke7 19. Qc5+ Kd7 20. Rac1 Re6 21. Rfe1 Qxd3 22. Red1 Qe4 23. Rd4 Qf5 24. Qb4 Ke8 25. Qb7 Rd8 26. Rxc6 *", + "Moves": "f5b1 c6c1 b1c1 e3c1 e6e1", + "MovesSAN": "Qb1+ Rc1 Qxc1+ Bxc1 Re1#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "3r1br1/p3pkpp/2Q1R3/2p5/2P2p2/1PqP4/P5PP/4R1K1 w - - 0 29", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. Bb5 d6 4. Bxc6+ bxc6 5. b3 d5 6. Bb2 dxe4 7. Ne5 Qd6 8. O-O f5 9. Nc4 Qe6 10. d3 Ba6 11. Nbd2 Nf6 12. f4 e3 13. Re1 Bxc4 14. Nxc4 Nd5 15. Ne5 Rg8 16. c4 Nxf4 17. Rxe3 Ng6 18. Ng4 Qd6 19. Ne5 Nxe5 20. Bxe5 Qg6 21. Qf3 Rd8 22. Rae1 Qg5 23. Qxc6+ Rd7 24. Qc8+ Rd8 25. Qc6+ Kf7 26. Bc3 f4 27. Re5 Qf6 28. Re6 Qxc3 *", + "Moves": "e6e7 f8e7 c6e6 f7f8 e6e7", + "MovesSAN": "Rxe7+ Bxe7 Qe6+ Kf8 Qxe7#", + "Themes": "clearance long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "5rk1/1b2pr1p/p4qp1/1p1P4/2p1P3/8/P3R1NP/1BQ1R2K b - - 1 29", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. Bc4 g6 4. O-O Bg7 5. d3 Nf6 6. Nbd2 O-O 7. Re1 d6 8. Nf1 a6 9. c3 b5 10. Bb3 Bb7 11. Bc2 Nd7 12. d4 cxd4 13. cxd4 Qb6 14. d5 Nce5 15. Be3 Nc5 16. b4 f5 17. bxc5 dxc5 18. Nxe5 Bxe5 19. Rb1 f4 20. Bc1 f3 21. Bb2 Bxb2 22. Rxb2 Qf6 23. Ne3 fxg2 24. Nxg2 Qxf2+ 25. Kh1 Rf7 26. Qc1 Raf8 27. Bd3 Qf6 28. Rbe2 c4 29. Bb1 *", + "Moves": "f6f1 e1f1 f7f1 c1f1 f8f1", + "MovesSAN": "Qf1+ Rxf1 Rxf1+ Qxf1 Rxf1#", + "Themes": "backRankMate fork long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "2k1r3/1b1p4/pQ6/2P5/P2nP1P1/3P4/5PP1/1R3RK1 b - - 2 35", + "PGN": "1. e4 e5 2. Bc4 Nc6 3. Nf3 Bc5 4. d3 h6 5. Nc3 Nf6 6. O-O Ng4 7. h3 h5 8. Ng5 Be7 9. Nxf7 Rh7 10. Nxd8 Bxd8 11. hxg4 h4 12. Qf3 g5 13. Nd5 Nd4 14. Nf6+ Bxf6 15. Qxf6 b5 16. Qg6+ Kd8 17. Qxh7 bxc4 18. Qf7 c5 19. Bxg5+ Kc7 20. Qxc4 Ne6 21. b4 Nxg5 22. Qxc5+ Kd8 23. Qxe5 Ne6 24. Qf6+ Kc7 25. Qxh4 Bb7 26. Rac1 Ba6 27. c4 Rf8 28. b5 Bb7 29. c5 Nd4 30. Qg3+ Kc8 31. Qe3 Nxb5 32. Qh6 Re8 33. Rb1 a6 34. a4 Nd4 35. Qb6 *", + "Moves": "d4e2 g1h1 e8h8 b6h6 h8h6", + "MovesSAN": "Ne2+ Kh1 Rh8+ Qh6 Rxh6#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "5bk1/1p3p1p/p5p1/3Q4/3P4/qP2PN2/P2R1PPP/6K1 b - - 0 28", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. cxd5 exd5 5. Bg5 Be7 6. e3 O-O 7. Bd3 Bd7 8. Qc2 g6 9. Bxf6 Bxf6 10. Nxd5 Bg7 11. Nxc7 Nc6 12. Nxa8 Qxa8 13. Nf3 Qe8 14. O-O Qe7 15. Rac1 Rc8 16. Qb3 Na5 17. Rxc8+ Bxc8 18. Qa4 Nc6 19. Rc1 Bd7 20. Bb5 a6 21. Bxc6 Bxc6 22. Qd1 Qf6 23. b3 Qd6 24. Qe2 Qa3 25. Rc2 Be4 26. Rd2 Bf8 27. Qc4 Bd5 28. Qxd5 *", + "Moves": "a3c1 d2d1 c1d1 f3e1 d1e1", + "MovesSAN": "Qc1+ Rd1 Qxd1+ Ne1 Qxe1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "r4r2/pp2k1p1/8/3pN2p/2PP1P2/6PQ/Pq6/5K2 w - - 6 37", + "PGN": "1. d4 d5 2. Bf4 e6 3. Nf3 c5 4. e3 Nc6 5. c3 Nf6 6. Nbd2 cxd4 7. exd4 Bd6 8. Bg3 O-O 9. Bd3 Bxg3 10. hxg3 h6 11. Ne5 Nh7 12. Bxh7+ Kxh7 13. Qh5 Qf6 14. Ndf3 Ne7 15. Ng5+ Kg8 16. f4 Nf5 17. Qh3 Ne3 18. Ke2 Nf5 19. g4 Ne7 20. Raf1 Ng6 21. Nxg6 fxg6 22. g3 Bd7 23. Nf3 Bb5+ 24. Kf2 Bxf1 25. Kxf1 Qd8 26. g5 h5 27. Qxe6+ Kh7 28. Ne5 Qe8 29. Rxh5+ gxh5 30. g6+ Kh6 31. Qh3 Qb5+ 32. c4 Qxb2 33. Ng4+ Kxg6 34. Ne5+ Kf6 35. Qh4+ Ke6 36. Qh3+ Ke7 *", + "Moves": "h3d7 e7f6 d7d6 f6f5 d6g6", + "MovesSAN": "Qd7+ Kf6 Qd6+ Kf5 Qg6#", + "Themes": "endgame exposedKing long mate mateIn3" + }, + { + "FEN": "8/2p5/p2p4/1p1n1k2/3r4/6R1/PR3P1P/6K1 b - - 3 34", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Bc5 5. c3 dxc3 6. Bxf7+ Kxf7 7. Qd5+ Ke8 8. Qh5+ g6 9. Qxc5 cxb2 10. Bxb2 Nf6 11. Qg5 Rf8 12. O-O Qe7 13. Nc3 d6 14. Nd5 Nxd5 15. exd5 Qxg5 16. Nxg5 Ne7 17. Nxh7 Rf7 18. Ng5 Rf5 19. Ne4 Rxd5 20. Nf6+ Kf7 21. Nxd5 Nxd5 22. Rac1 Bf5 23. Rfd1 Be6 24. Bd4 a6 25. Rb1 b5 26. Re1 Re8 27. Re2 Nf4 28. Re3 Nd5 29. Rf3+ Bf5 30. g4 Re4 31. gxf5 Rxd4 32. fxg6+ Kxg6 33. Rg3+ Kf5 34. Rb2 *", + "Moves": "d4d1 g1g2 d5f4 g2f3 d1d3", + "MovesSAN": "Rd1+ Kg2 Nf4+ Kf3 Rd3#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "7r/8/p4Qrk/P2P4/2P5/6P1/5K2/1q6 w - - 1 35", + "PGN": "1. f4 Nc6 2. Nf3 f6 3. e4 e5 4. d4 Nxd4 5. Nxd4 exd4 6. Qxd4 Ne7 7. Bc4 d6 8. O-O Bg4 9. Nc3 Nc6 10. Qe3 Qe7 11. Nd5 Qd7 12. b4 Be7 13. Bb2 O-O-O 14. a4 Be6 15. a5 Bxd5 16. exd5 Nxb4 17. Qb3 Na6 18. Bxa6 bxa6 19. c4 Qf5 20. Bd4 g5 21. fxg5 Qxg5 22. Bxa7 Rdg8 23. g3 h5 24. Rab1 h4 25. Rfe1 hxg3 26. Qb8+ Kd7 27. Rxe7+ Kxe7 28. Qxc7+ Kf8 29. Qxd6+ Kg7 30. hxg3 Kh6 31. Be3 Qxe3+ 32. Kg2 Qe4+ 33. Kf2 Qxb1 34. Qxf6+ Rg6 *", + "Moves": "f6h8 h6g5 h8h4 g5f5 h4f4", + "MovesSAN": "Qxh8+ Kg5 Qh4+ Kf5 Qf4#", + "Themes": "endgame exposedKing hangingPiece long mate mateIn3" + }, + { + "FEN": "8/p5pk/1p2P2p/3Q1p2/1b1B1P2/4PK2/P5PP/4q3 b - - 2 31", + "PGN": "1. Nf3 d5 2. c4 c6 3. e3 e6 4. b3 f5 5. Bb2 Nf6 6. Be2 Bd6 7. O-O O-O 8. d4 Nbd7 9. Ne5 Qe7 10. Nd2 Ne4 11. f4 Nxd2 12. Qxd2 Nxe5 13. dxe5 Bc5 14. cxd5 cxd5 15. Rac1 b6 16. Bd4 Bb7 17. Rc2 Rac8 18. Rfc1 h6 19. Bb5 Ba3 20. Rxc8 Rxc8 21. Rxc8+ Bxc8 22. Qc3 Bd7 23. Bxd7 Qxd7 24. b4 Qa4 25. Qc8+ Kh7 26. Qxe6 Qd1+ 27. Kf2 Qg4 28. Qxd5 Qh4+ 29. Ke2 Bxb4 30. e6 Qe1+ 31. Kf3 *", + "Moves": "e1d1 f3g3 b4e1 g3h3 d1g4", + "MovesSAN": "Qd1+ Kg3 Be1+ Kh3 Qg4#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "1R6/6p1/5k1p/5p2/1P3PPK/1r5P/8/8 b - - 0 37", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Be7 5. O-O Nf6 6. e5 Ng4 7. Bf4 O-O 8. h3 Nh6 9. Nxd4 Nxd4 10. Qxd4 Nf5 11. Qd3 d6 12. exd6 Bxd6 13. Bxd6 Qxd6 14. Nc3 Qxd3 15. Bxd3 Nd6 16. Rfe1 Be6 17. Ne4 Nxe4 18. Bxe4 c6 19. Rad1 Rad8 20. b3 h6 21. Kf1 Rxd1 22. Rxd1 Bd5 23. Bxd5 cxd5 24. Rxd5 Rc8 25. c4 a6 26. Rd7 b5 27. cxb5 axb5 28. Rb7 Rc1+ 29. Ke2 Rc2+ 30. Kf3 Rxa2 31. Rxb5 Rb2 32. Rb8+ Kh7 33. b4 Rb3+ 34. Kg4 Kg6 35. f4 f5+ 36. Kh4 Kf6 37. g4 *", + "Moves": "g7g5 f4g5 h6g5 h4h5 b3h3", + "MovesSAN": "g5+ fxg5+ hxg5+ Kh5 Rxh3#", + "Themes": "endgame long mate mateIn3 rookEndgame" + }, + { + "FEN": "3q1r1k/ppr3bp/2p1B3/6PR/3pp3/2P5/PP3P2/R2QK3 w Q - 2 23", + "PGN": "1. d4 Nf6 2. Nf3 g6 3. Bf4 d5 4. Nc3 Bg7 5. Nb5 Na6 6. e3 c6 7. Nc3 Nc7 8. h3 O-O 9. g4 Bd7 10. Be2 Rc8 11. Ne5 Ne4 12. Nxe4 dxe4 13. g5 Nd5 14. h4 Nxf4 15. exf4 f6 16. Ng4 fxg5 17. fxg5 Bxg4 18. Bxg4 Rc7 19. c3 e5 20. h5 gxh5 21. Rxh5 exd4 22. Be6+ Kh8 *", + "Moves": "h5h7 h8h7 d1h5 g7h6 h5h6", + "MovesSAN": "Rxh7+ Kxh7 Qh5+ Bh6 Qxh6#", + "Themes": "attraction kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "4r1kb/pppb1p1p/1n4pB/1Q1P4/4N3/1B6/Pq3PPP/4R1K1 w - - 4 23", + "PGN": "1. e4 d5 2. exd5 Nf6 3. d4 Nxd5 4. Nf3 Nb6 5. Bc4 e6 6. Bb3 Bb4+ 7. c3 Bd6 8. O-O Be7 9. Re1 N8d7 10. c4 O-O 11. d5 exd5 12. cxd5 Bf6 13. Bc2 Re8 14. Rxe8+ Qxe8 15. Qd3 g6 16. Nc3 Ne5 17. Nxe5 Qxe5 18. Bh6 Bh8 19. Ne4 Bf5 20. Re1 Qxb2 21. Bb3 Re8 22. Qb5 Bd7 *", + "Moves": "e4f6 h8f6 e1e8 d7e8 b5e8", + "MovesSAN": "Nf6+ Bxf6 Rxe8+ Bxe8 Qxe8#", + "Themes": "discoveredAttack kingsideAttack long mate mateIn3 middlegame xRayAttack" + }, + { + "FEN": "2k1r3/p1p5/1p6/8/1P1K4/P1PR4/4r3/3R4 b - - 1 41", + "PGN": "1. Nf3 d5 2. g3 Bg4 3. Bg2 Nf6 4. O-O Qd7 5. d4 Bh3 6. Nc3 Bxg2 7. Kxg2 e6 8. Ne5 Qd8 9. Bg5 Nbd7 10. Nxd7 Qxd7 11. a3 h6 12. Be3 Bd6 13. h4 Ng4 14. Rh1 Nxe3+ 15. fxe3 f5 16. Qf1 Qf7 17. Qf3 Rg8 18. Nb5 O-O-O 19. Nxd6+ Rxd6 20. Qf4 g5 21. hxg5 hxg5 22. Qf3 f4 23. exf4 gxf4 24. g4 Rc6 25. c3 Rb6 26. b4 Rc6 27. Raf1 Qg6 28. Rh4 Qg5 29. Rfh1 e5 30. dxe5 Qxe5 31. Rc1 Re8 32. Rc2 b6 33. Rh5 Qe3 34. Rxd5 Rg8 35. Rd3 Qxf3+ 36. Kxf3 Rcg6 37. Kxf4 Rxg4+ 38. Ke3 Rg2 39. Rc1 Re8+ 40. Kd4 Rgxe2 41. Rcd1 *", + "Moves": "e2e4 d4d5 e8e5 d5c6 e4c4", + "MovesSAN": "R2e4+ Kd5 R8e5+ Kc6 Rc4#", + "Themes": "endgame long mate mateIn3 rookEndgame" + }, + { + "FEN": "6k1/P1p2ppp/4p3/2Bp4/2bP1n2/2P2P2/4r1PP/R2K3R b - - 2 31", + "PGN": "1. d4 d5 2. c4 e6 3. e3 Nf6 4. Nf3 Nc6 5. Nc3 Bb4 6. Qa4 O-O 7. c5 Bxc3+ 8. bxc3 Bd7 9. Bd3 Ne7 10. Qb3 b6 11. Ba3 Ng6 12. cxb6 Re8 13. b7 Rb8 14. Bc5 Bc6 15. Ba6 Ne4 16. Bxa7 Bxb7 17. Bxb8 Bxa6 18. Ba7 Qa8 19. Bc5 Rb8 20. Qc2 Bc4 21. Nd2 Nxd2 22. Qxd2 Qa3 23. f3 Qb2 24. Qxb2 Rxb2 25. a4 Re2+ 26. Kd1 Rxe3 27. a5 Nf4 28. a6 Rd3+ 29. Kc2 Re3 30. a7 Re2+ 31. Kd1 *", + "Moves": "c4b3 d1c1 f4d3 c1b1 e2b2", + "MovesSAN": "Bb3+ Kc1 Nd3+ Kb1 Rb2#", + "Themes": "endgame exposedKing long mate mateIn3" + }, + { + "FEN": "6k1/ppp2ppp/1r3q1P/3p4/5P2/P1P1rBQ1/1P4P1/2KRR3 b - - 0 22", + "PGN": "1. d4 e6 2. Nc3 Nf6 3. Nf3 Bb4 4. e3 d5 5. Be2 O-O 6. Bd2 Re8 7. a3 Bxc3 8. Bxc3 Nc6 9. h4 Nd7 10. h5 e5 11. h6 exd4 12. Nxd4 Nxd4 13. Qxd4 Nf6 14. Qh4 Re4 15. Qg3 Bg4 16. Bxf6 Qxf6 17. Bxg4 Rae8 18. O-O-O R4e5 19. f4 Rxe3 20. Bf3 R8e6 21. Rhe1 Rb6 22. c3 *", + "Moves": "e3c3 c1b1 c3c1 b1c1 f6b2", + "MovesSAN": "Rxc3+ Kb1 Rc1+ Kxc1 Qxb2#", + "Themes": "attraction discoveredAttack long mate mateIn3 middlegame queensideAttack sacrifice" + }, + { + "FEN": "4r2k/p1p2ppp/8/1qR1n3/1P6/6Q1/1P3PPP/4R1K1 b - - 1 24", + "PGN": "1. d4 d5 2. Nf3 Nc6 3. c4 Nf6 4. e3 Bg4 5. cxd5 Nxd5 6. Be2 e5 7. Nxe5 Bxe2 8. Qxe2 Bd6 9. Nxc6 bxc6 10. O-O O-O 11. e4 Nb6 12. e5 Bb4 13. Be3 c5 14. a3 cxd4 15. axb4 dxe3 16. Qxe3 Re8 17. Nc3 Nc4 18. Qg3 Nxe5 19. Rfe1 Qf6 20. Ne4 Qc6 21. Rac1 Qb5 22. Nf6+ Kh8 23. Nxe8 Rxe8 24. Rc5 *", + "Moves": "e5f3 g2f3 e8e1 g1g2 b5f1", + "MovesSAN": "Nf3+ gxf3 Rxe1+ Kg2 Qf1#", + "Themes": "discoveredAttack endgame long mate mateIn3" + }, + { + "FEN": "8/8/p4Rpk/3B3p/2Q2PP1/1P5K/r3r2P/8 b - - 0 39", + "PGN": "1. d4 Nf6 2. f4 g6 3. Nf3 Bg7 4. g3 d6 5. Bg2 O-O 6. b3 c6 7. Bb2 Nbd7 8. c4 Qb6 9. O-O e5 10. e3 exf4 11. exf4 Ng4 12. Qc1 Nh6 13. Kh1 Nf5 14. Rd1 d5 15. Na3 dxc4 16. Nxc4 Qc7 17. d5 cxd5 18. Bxg7 Nxg7 19. Ne3 Nb6 20. Qxc7 d4 21. Nxd4 Bd7 22. Bxb7 Rab8 23. Nc6 Bxc6+ 24. Qxc6 Ne6 25. Nd5 Nxd5 26. Rxd5 Nd8 27. Rxd8 Rfxd8 28. Re1 h5 29. Re7 Rf8 30. Ba6 Rb6 31. Qc4 Rd6 32. Kg2 Rd2+ 33. Kh3 Rxa2 34. Bb5 a6 35. Bc6 Kg7 36. Bd5 Kh6 37. Rxf7 Re8 38. Rf6 Ree2 39. g4 *", + "Moves": "e2e3 d5f3 e3f3 h3h4 a2h2", + "MovesSAN": "Re3+ Bf3 Rxf3+ Kh4 Rxh2#", + "Themes": "deflection endgame long mate mateIn3" + }, + { + "FEN": "2r3k1/Q5pp/8/3pP1P1/2p1p3/p1qb2P1/5R2/6K1 w - - 0 35", + "PGN": "1. e4 e5 2. Nf3 d6 3. Bc4 Nf6 4. d3 Be7 5. Nc3 O-O 6. Bg5 Nbd7 7. h4 a6 8. Qd2 b5 9. Bb3 c5 10. a3 Bb7 11. g3 Rc8 12. Nh2 c4 13. dxc4 bxc4 14. Ba4 Nb6 15. b3 Nxe4 16. Nxe4 Bxe4 17. O-O Nxa4 18. bxa4 Bxg5 19. hxg5 d5 20. c3 Qd7 21. f3 Bd3 22. Rf2 Qh3 23. Rg2 e4 24. f4 Rfe8 25. Qe3 Qd7 26. Rb1 Qxa4 27. Rb6 Qxa3 28. Ng4 Qxc3 29. Ne5 a5 30. Rb7 a4 31. Rxf7 Rxe5 32. fxe5 Kxf7 33. Rf2+ Kg8 34. Qa7 a3 *", + "Moves": "a7f7 g8h8 f7f8 c8f8 f2f8", + "MovesSAN": "Qf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "2r2rk1/6p1/2p4p/ppRpBqpQ/3P4/P3P3/1P3PPP/2R3K1 b - - 1 27", + "PGN": "1. d4 d5 2. c4 e6 3. a3 Nf6 4. cxd5 exd5 5. Nc3 Be7 6. Bf4 a6 7. Nf3 O-O 8. e3 Bf5 9. Bd3 Bg6 10. O-O c6 11. Rc1 Bd6 12. Ne5 Bxe5 13. Bxe5 Nbd7 14. Bf4 Nh5 15. Ne2 Ndf6 16. Bg5 h6 17. Bxg6 fxg6 18. Bh4 g5 19. Bg3 Ne4 20. Be5 Qd7 21. Nc3 Nxc3 22. Rxc3 Rae8 23. Qxh5 Qf5 24. Rb3 b5 25. Rc3 Rc8 26. Rc5 a5 27. Rfc1 *", + "Moves": "f5f2 g1h1 f2f1 c1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "1R6/2p2bk1/2Q1n2p/6p1/8/5P2/5RKP/3r4 b - - 0 41", + "PGN": "1. e4 e5 2. f4 exf4 3. Nf3 d5 4. exd5 Qxd5 5. c4 Qe6+ 6. Be2 Nc6 7. O-O Qf6 8. d4 g5 9. Nc3 h6 10. a3 Bf5 11. b4 a6 12. Nd5 Qd8 13. Re1 Bg7 14. Ra2 Kf8 15. Bb2 Nf6 16. b5 axb5 17. Qb3 Kg8 18. cxb5 Be6 19. bxc6 Bxd5 20. Bc4 bxc6 21. Ne5 Bf8 22. a4 Bd6 23. a5 Bxe5 24. dxe5 Rb8 25. Qc3 Ne4 26. Qc2 Nd2 27. e6 Nxc4 28. Bxh8 Kxh8 29. exf7 Bxf7 30. a6 Qd4+ 31. Kh1 Ne3 32. a7 Rd8 33. Qb2 Qxb2 34. Rxb2 f3 35. gxf3 Kg7 36. Rb8 Rd3 37. a8=Q Nc2 38. Re2 Rd1+ 39. Kg2 Nd4 40. Rf2 Ne6 41. Qxc6 *", + "Moves": "e6f4 g2g3 d1g1 f2g2 g1g2", + "MovesSAN": "Nf4+ Kg3 Rg1+ Rg2 Rxg2#", + "Themes": "endgame hookMate long mate mateIn3" + }, + { + "FEN": "6k1/5r2/1P4p1/P7/6Q1/5rP1/8/6KR b - - 0 44", + "PGN": "1. e4 c6 2. d4 d5 3. e5 Bf5 4. c3 e6 5. Nf3 c5 6. Be3 Nc6 7. Bb5 Qb6 8. Bxc6+ bxc6 9. Qc1 cxd4 10. Nxd4 Bg6 11. Nxe6 Qb8 12. Nxf8 Qxe5 13. Nxg6 hxg6 14. g3 Qe4 15. O-O Nf6 16. Bg5 Ng4 17. Re1 Nxh2 18. Rxe4+ dxe4 19. Nd2 f6 20. Nxe4 Nf3+ 21. Kg2 Nxg5 22. Nxg5 fxg5 23. Qxg5 Kf7 24. Qf4+ Kg8 25. Rd1 Rf8 26. Qc4+ Kh7 27. Qxc6 Rf6 28. Qa4 Rhf8 29. Rf1 a6 30. Rh1+ Kg8 31. Qb3+ R8f7 32. Rf1 Kh8 33. Qc4 a5 34. a4 g5 35. b4 axb4 36. cxb4 g6 37. a5 Kg7 38. Qc3 Kh6 39. Rh1+ Kg7 40. b5 Kg8 41. b6 Rxf2+ 42. Kg1 g4 43. Qc4 Rf3 44. Qxg4 *", + "Moves": "f3f1 g1h2 f7f2 h2h3 f1h1", + "MovesSAN": "Rf1+ Kh2 R7f2+ Kh3 Rxh1#", + "Themes": "deflection endgame exposedKing long mate mateIn3 queenRookEndgame" + }, + { + "FEN": "1r3r2/1Q5p/p2p4/k4P2/5q2/P7/1KP2P2/3R4 w - - 3 34", + "PGN": "1. e4 e5 2. Nc3 Bc5 3. Nf3 Nc6 4. Bb5 d6 5. d4 exd4 6. Nxd4 Bd7 7. Nf5 Qf6 8. Nd5 Qd8 9. Nxg7+ Kf8 10. Nf5 Bxf5 11. exf5 Nf6 12. Bh6+ Ke8 13. Qe2+ Kd7 14. O-O-O Nxd5 15. Rxd5 a6 16. Bxc6+ Kxc6 17. Rhd1 Re8 18. Qf3 Kb6 19. a3 Qf6 20. Bd2 Bxa3 21. Qb3+ Kc6 22. Bc3 Qg5+ 23. Bd2 Qxg2 24. Ba5 Bc5 25. R5d2 Qxh2 26. Qxf7 Rf8 27. Qxc7+ Kb5 28. Rd3 Rac8 29. Rb3+ Ka4 30. Qxb7 Kxa5 31. Ra3+ Bxa3 32. bxa3 Qf4+ 33. Kb2 Rb8 *", + "Moves": "d1d5 a5a4 b7b3 b8b3 c2b3", + "MovesSAN": "Rd5+ Ka4 Qb3+ Rxb3+ cxb3#", + "Themes": "endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "8/6Bp/r7/4p1p1/6Pk/7P/5P1K/8 w - - 0 44", + "PGN": "1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Nf3 O-O 8. Be3 c5 9. Be2 cxd4 10. cxd4 Qa5+ 11. Qd2 Qxd2+ 12. Bxd2 Nc6 13. Be3 Bg4 14. e5 Rfd8 15. Rd1 e6 16. O-O Rd7 17. h3 Bxf3 18. Bxf3 Rad8 19. Bxc6 bxc6 20. Rc1 Rc8 21. Rc5 Bf8 22. Rc4 Rd5 23. Rfc1 c5 24. dxc5 Rxe5 25. c6 Rb5 26. Bxa7 Ra5 27. Be3 Rxa2 28. Rd4 Ra6 29. c7 Bd6 30. Rcd1 Bxc7 31. Rc4 Bh2+ 32. Kxh2 Rxc4 33. Rd8+ Kg7 34. Bd4+ f6 35. Rd7+ Kh6 36. Bxf6 Rf4 37. Bg7+ Kg5 38. Kg3 Rfa4 39. Rf7 Kh5 40. Kh2 g5 41. Rf6 e5 42. g4+ Kh4 43. Rxa6 Rxa6 *", + "Moves": "g7e5 a6a3 e5g3 a3g3 f2g3", + "MovesSAN": "Bxe5 Ra3 Bg3+ Rxg3 fxg3#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "6k1/2p2pp1/1rp4p/p2p1q2/P2P4/2Q1P3/1R3PPP/1R4K1 b - - 0 28", + "PGN": "1. d4 Nf6 2. c4 d5 3. Nc3 Nc6 4. a4 Bf5 5. Bg5 e6 6. cxd5 exd5 7. e3 Bb4 8. Bb5 a5 9. Ne2 h6 10. Bxf6 Qxf6 11. O-O Bxc3 12. Nxc3 Be6 13. Bxc6+ bxc6 14. Rb1 O-O 15. Ne2 Bf5 16. Ra1 Qg6 17. Ng3 Bd3 18. Re1 Bc2 19. Qd2 Be4 20. Nxe4 Qxe4 21. Qc3 Qe6 22. Rec1 Ra6 23. Rc2 Rb8 24. Rac1 Rb4 25. b3 Rab6 26. Rb2 Qf5 27. Rcb1 Rxa4 28. bxa4 *", + "Moves": "f5b1 b2b1 b6b1 c3c1 b1c1", + "MovesSAN": "Qxb1+ Rxb1 Rxb1+ Qc1 Rxc1#", + "Themes": "backRankMate endgame long mate mateIn3 xRayAttack" + }, + { + "FEN": "8/2pk4/2np4/4p1B1/2P1P1p1/3P2Pp/2q4P/5Q1K w - - 10 43", + "PGN": "1. e4 e5 2. Nc3 d6 3. Bc4 Be6 4. Bxe6 fxe6 5. d3 Nc6 6. f4 exf4 7. Bxf4 Nf6 8. Nf3 e5 9. Bg5 Be7 10. O-O h6 11. Bh4 g5 12. Bf2 Qd7 13. a4 g4 14. Nh4 Nh5 15. Ng6 Rh7 16. Nxe7 Rxe7 17. Bh4 Rg7 18. Ne2 Rf7 19. Qd2 Rxf1+ 20. Rxf1 Qg7 21. b4 Kd7 22. b5 Ne7 23. c4 Ng6 24. Bf2 Rf8 25. Ng3 Nhf4 26. Bxa7 h5 27. Be3 h4 28. Ne2 h3 29. g3 Nxe2+ 30. Qxe2 Rf6 31. a5 Qf7 32. a6 bxa6 33. bxa6 Rxf1+ 34. Qxf1 Qe8 35. a7 Qa8 36. Qf7+ Ne7 37. Bg5 Qxa7+ 38. Qf2 Qa1+ 39. Qf1 Qd4+ 40. Kh1 Qb2 41. Bc1 Qc2 42. Bg5 Nc6 *", + "Moves": "f1f5 d7e8 f5e6 c6e7 e6e7", + "MovesSAN": "Qf5+ Ke8 Qe6+ Ne7 Qxe7#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "2r3k1/p2p1ppp/1pr1p3/4q3/8/P4Q2/1P4PP/1R3RK1 w - - 0 25", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nxd4 5. Qxd4 e6 6. Nc3 Nf6 7. Bg5 Be7 8. e5 Nd5 9. Bxe7 Nxe7 10. Bd3 Nc6 11. Qg4 O-O 12. f4 Qb6 13. Rb1 Nb4 14. Ne4 Nxd3+ 15. cxd3 Qe3+ 16. Qe2 Qxf4 17. d4 b6 18. Nd6 Qxd4 19. Rf1 Qb4+ 20. Kf2 Qa5 21. Nxc8 Raxc8 22. a3 Rc6 23. Kg1 Rfc8 24. Qf3 Qxe5 *", + "Moves": "f3f7 g8h8 f7f8 c8f8 f1f8", + "MovesSAN": "Qxf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "5r1k/6pp/p7/3Q4/4P3/8/PPPq2PP/R5K1 b - - 2 27", + "PGN": "1. e4 c5 2. Nc3 Nc6 3. Bb5 Nd4 4. Bc4 e6 5. Nge2 Be7 6. O-O b5 7. Bxb5 Nxb5 8. Nxb5 Bb7 9. d3 a6 10. Nbc3 Nf6 11. f4 d6 12. f5 O-O 13. fxe6 fxe6 14. Ng3 Qd7 15. Bd2 Rf7 16. Nh5 Raf8 17. Nxf6+ Bxf6 18. Qe2 Bd4+ 19. Be3 Bxe3+ 20. Qxe3 d5 21. Qxc5 dxe4 22. Nxe4 Bxe4 23. dxe4 Qd2 24. Rxf7 Rxf7 25. Qc8+ Rf8 26. Qxe6+ Kh8 27. Qd5 *", + "Moves": "d2f2 g1h1 f2f1 a1f1 f8f1", + "MovesSAN": "Qf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "rn3r1k/pbp4p/1p3qp1/3P1N2/1P6/P1Q4P/5PP1/3RR1K1 w - - 0 29", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Nf6 5. e5 Ng4 6. O-O Be7 7. Bf4 d5 8. exd6 Bxd6 9. Re1+ Be7 10. c3 O-O 11. h3 Nf6 12. cxd4 Nd5 13. Bxd5 Qxd5 14. Nc3 Qd8 15. d5 Nb4 16. a3 Na6 17. b4 Bd6 18. Qd4 Bxf4 19. Qxf4 b6 20. Rad1 Bb7 21. Nd4 Nb8 22. Nf5 Qf6 23. Ne4 Qd8 24. Qg3 g6 25. Nh6+ Kg7 26. Nf5+ Kh8 27. Qc3+ f6 28. Nxf6 Qxf6 *", + "Moves": "c3f6 f8f6 e1e8 f6f8 e8f8", + "MovesSAN": "Qxf6+ Rxf6 Re8+ Rf8 Rxf8#", + "Themes": "kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "3r3k/6pp/1b3p2/1p2pN2/5n1Q/1B3R2/1BP4P/7K b - - 0 31", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bc4 e6 7. a3 Be7 8. O-O b5 9. Ba2 Qb6 10. Be3 Qb7 11. f3 Bd7 12. b4 O-O 13. Nce2 Nc6 14. Rc1 a5 15. Nxc6 Bxc6 16. bxa5 Rxa5 17. Bb3 Rxa3 18. Bd4 e5 19. Bb2 Raa8 20. Ng3 Rfd8 21. Nf5 d5 22. exd5 Nxd5 23. Qe2 Bc5+ 24. Kh1 f6 25. Rcd1 Kh8 26. Rd2 Nf4 27. Qe1 Bb6 28. Rxd8+ Rxd8 29. Qh4 Bxf3 30. gxf3 Qxf3+ 31. Rxf3 *", + "Moves": "d8d1 h4e1 d1e1 f3f1 e1f1", + "MovesSAN": "Rd1+ Qe1 Rxe1+ Rf1 Rxf1#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "r1b1r1k1/pp1p1p2/5Pp1/q4pQ1/8/7R/2P2PPP/3K3R w - - 4 20", + "PGN": "1. e4 c5 2. b4 cxb4 3. a3 bxa3 4. Rxa3 Nc6 5. d4 g6 6. Nf3 Bg7 7. e5 e6 8. Nbd2 Nge7 9. Ne4 O-O 10. Nf6+ Bxf6 11. exf6 Nf5 12. Bg5 h6 13. Qd2 hxg5 14. Qxg5 Ncxd4 15. Nxd4 Nxd4 16. Bd3 Nf5 17. Bxf5 exf5 18. Rh3 Re8+ 19. Kd1 Qa5 *", + "Moves": "h3h8 g8h8 g5h6 h8g8 h6g7", + "MovesSAN": "Rh8+ Kxh8 Qh6+ Kg8 Qg7#", + "Themes": "attraction kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "8/4r1k1/p1R2p1p/1p1p3q/3P1Q2/2N2P2/PP3P2/6K1 b - - 1 34", + "PGN": "1. e4 Nc6 2. Nf3 e5 3. d4 exd4 4. Bb5 Nf6 5. e5 Nd5 6. c3 Bc5 7. cxd4 Bb4+ 8. Bd2 Bxd2+ 9. Nbxd2 O-O 10. O-O a6 11. Bc4 Nf4 12. Ne4 d5 13. exd6 cxd6 14. Qd2 Ng6 15. Bb3 d5 16. Nc3 Be6 17. Rfe1 Re8 18. Rad1 h6 19. Bc2 Qf6 20. Bxg6 Qxg6 21. Ne5 Qf6 22. Re3 Rac8 23. Rf3 Qh4 24. Rf4 Qh5 25. Re1 b5 26. Re3 g5 27. Rf6 Kg7 28. Ref3 Re7 29. Nxc6 Rxc6 30. h3 g4 31. hxg4 Bxg4 32. Rxc6 Bxf3 33. gxf3 f6 34. Qf4 *", + "Moves": "e7e1 g1g2 h5h1 g2g3 e1g1", + "MovesSAN": "Re1+ Kg2 Qh1+ Kg3 Rg1#", + "Themes": "endgame long master mate mateIn3" + }, + { + "FEN": "6k1/3R4/1P6/2Bp1ppp/3Pn3/4K1P1/5r1P/8 b - - 1 38", + "PGN": "1. c4 e5 2. Nc3 Bb4 3. Nd5 Be7 4. d4 exd4 5. Qxd4 Nf6 6. Nxe7 Qxe7 7. Bg5 Nc6 8. Qc3 Ne4 9. Bxe7 Nxc3 10. Ba3 Ne4 11. Nf3 d6 12. g3 Be6 13. b3 O-O 14. Bg2 Rfe8 15. O-O a5 16. Bb2 a4 17. e3 a3 18. Bc1 Bf5 19. Nd4 Nxd4 20. exd4 c6 21. Be3 Nc3 22. Bf3 Be4 23. Kg2 Bxf3+ 24. Kxf3 d5 25. Rfc1 Ne4 26. cxd5 cxd5 27. Rc7 Rec8 28. Rac1 Rxc7 29. Rxc7 Rb8 30. Bc1 Ra8 31. Rxb7 Nc3 32. Bxa3 h5 33. Bc5 Rxa2 34. b4 Ne4 35. b5 Rxf2+ 36. Ke3 f5 37. b6 g5 38. Rd7 *", + "Moves": "f5f4 g3f4 g5f4 e3d3 f2d2", + "MovesSAN": "f4+ gxf4 gxf4+ Kd3 Rd2#", + "Themes": "endgame hookMate long mate mateIn3" + }, + { + "FEN": "6k1/3n1rbp/pp4p1/8/3PQ1n1/PB6/1PP1KPP1/q7 w - - 0 21", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd8 4. d4 g6 5. Nf3 Bg7 6. Bc4 Nf6 7. O-O a6 8. Bf4 b6 9. Bxc7 Qxc7 10. Bb3 O-O 11. Re1 Bb7 12. Re3 Nbd7 13. a3 Ng4 14. Rxe7 Bxf3 15. Qxf3 Qxh2+ 16. Kf1 Qh1+ 17. Ke2 Qxa1 18. Rxf7 Rae8+ 19. Ne4 Rxe4+ 20. Qxe4 Rxf7 *", + "Moves": "e4e8 d7f8 e8f7 g8h8 f7g8", + "MovesSAN": "Qe8+ Nf8 Qxf7+ Kh8 Qg8#", + "Themes": "long mate mateIn3 middlegame pin" + }, + { + "FEN": "3b2k1/5Rp1/p6q/1p1NP3/8/6Q1/PPP5/1K6 b - - 0 42", + "PGN": "1. e4 e5 2. Nf3 d6 3. Nc3 Bg4 4. Be2 Nf6 5. h3 Bh5 6. g4 Bg6 7. Nh4 h6 8. Nxg6 fxg6 9. d3 Be7 10. Be3 O-O 11. d4 h5 12. Qd2 Nc6 13. O-O-O exd4 14. Bxd4 Nd7 15. Bc4+ Kh8 16. gxh5 Nxd4 17. Qxd4 c5 18. Qe3 Bg5 19. f4 Bf6 20. hxg6 Nb6 21. Be6 Qe8 22. Bf7 Qe7 23. Kb1 Rxf7 24. gxf7 Qxf7 25. Rxd6 Nc4 26. Qxc5 Nxd6 27. Qxd6 Rd8 28. Qc5 b6 29. Qe3 Kg8 30. e5 Bh4 31. Rg1 Re8 32. Rg4 Bd8 33. h4 Qh5 34. Rg5 Qxh4 35. Rg1 Qh6 36. Qg3 a6 37. f5 b5 38. f6 Bb6 39. Rf1 Rf8 40. Nd5 Bd8 41. f7+ Rxf7 42. Rxf7 *", + "Moves": "h6h1 f7f1 h1f1 g3e1 f1e1", + "MovesSAN": "Qh1+ Rf1 Qxf1+ Qe1 Qxe1#", + "Themes": "backRankMate endgame fork long mate mateIn3" + }, + { + "FEN": "6k1/5ppp/4p3/p7/3q4/5Q1P/5PPK/2r5 w - - 0 25", + "PGN": "1. d4 d5 2. Bf4 Bf5 3. Nf3 Nc6 4. e3 Nb4 5. Bd3 Nxd3+ 6. cxd3 e6 7. O-O Nf6 8. Nc3 Bd6 9. Bxd6 Qxd6 10. e4 dxe4 11. dxe4 Nxe4 12. Nxe4 Bxe4 13. a4 O-O 14. b3 Qd5 15. Rc1 c6 16. b4 Bxf3 17. Qxf3 Qxd4 18. b5 Qxa4 19. bxc6 bxc6 20. Rxc6 Rac8 21. Rxc8 Rxc8 22. h3 a5 23. Kh2 Qd4 24. Rc1 Rxc1 *", + "Moves": "f3a8 c1c8 a8c8 d4d8 c8d8", + "MovesSAN": "Qa8+ Rc8 Qxc8+ Qd8 Qxd8#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "6k1/5ppp/5n2/8/pr5P/1nR3NK/5PP1/3r4 w - - 0 35", + "PGN": "1. d4 d5 2. c4 Nf6 3. Nf3 c5 4. e3 Nc6 5. Nc3 Bg4 6. Be2 e6 7. O-O Bd6 8. h3 Bh5 9. dxc5 Bxc5 10. cxd5 exd5 11. a3 a5 12. Bb5 O-O 13. Ne2 Qc7 14. Ng3 Bxf3 15. Qxf3 d4 16. exd4 Nxd4 17. Qc3 Nxb5 18. Be3 Bxe3 19. Qxe3 Rfe8 20. Qd3 Nd6 21. Rac1 Qb6 22. Rc2 Rad8 23. Qf3 Nb5 24. Rc4 Nd4 25. Qd3 Qxb2 26. Qb1 Qxb1 27. Rxb1 Re7 28. Kh2 b5 29. Rc5 a4 30. h4 Rb7 31. Kh3 Nb3 32. Rc3 b4 33. axb4 Rxb4 34. Rd1 Rxd1 *", + "Moves": "c3c8 d1d8 c8d8 f6e8 d8e8", + "MovesSAN": "Rc8+ Rd8 Rxd8+ Ne8 Rxe8#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "4rrk1/p2b2p1/4p1Qp/1p1pR3/2pP1q2/2P5/PPB2PPP/R5K1 b - - 2 24", + "PGN": "1. d4 Nf6 2. Bf4 e6 3. e3 Bb4+ 4. c3 Be7 5. Nf3 O-O 6. Bd3 d5 7. O-O Bd7 8. Qe2 c5 9. Nbd2 c4 10. Bc2 Nc6 11. e4 b5 12. e5 Nh5 13. Qe3 Nxf4 14. Qxf4 h6 15. Rfe1 Bg5 16. Qg4 Bxd2 17. Nxd2 Qg5 18. Qh3 f5 19. exf6 Qxf6 20. Nf3 Rad8 21. Qg3 Rde8 22. Ne5 Nxe5 23. Rxe5 Qf4 24. Qg6 *", + "Moves": "f4f2 g1h1 f2f1 a1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "3rr3/ppp2p2/2n3q1/4p3/2P3bQ/1P2k3/P1P3PP/5R1K w - - 0 30", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nc3 Nc6 4. Bc4 Bb4 5. Ng5 O-O 6. O-O Bxc3 7. dxc3 d6 8. f4 exf4 9. Bxf4 Bg4 10. Qd2 Qe7 11. Rae1 Rae8 12. e5 dxe5 13. Bb5 Qc5+ 14. Kh1 Qxb5 15. Be3 Rd8 16. Qf2 Qc4 17. Bc5 Rfe8 18. b3 Qd5 19. c4 Qd7 20. Qh4 h6 21. Rxf6 gxf6 22. Qxh6 fxg5 23. Qxg5+ Kh7 24. Be3 Qe6 25. Qh4+ Kg6 26. Qh6+ Kf5 27. Rf1+ Ke4 28. Qh7+ Qg6 29. Qh4 Kxe3 *", + "Moves": "h4f2 e3e4 f1e1 g4e2 e1e2", + "MovesSAN": "Qf2+ Ke4 Re1+ Be2 Rxe2#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "5r1k/ppp1Q1p1/3n2p1/5q1r/8/1BN4R/PPP2PPP/4R1K1 b - - 0 25", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 Nf6 5. Bc4 Nc6 6. d5 Ne5 7. Bb3 e6 8. dxe6 Bb4 9. exf7+ Nxf7 10. Ne2 O-O 11. O-O Bg4 12. Qd3 Rad8 13. Qg3 Bd6 14. Bf4 Kh8 15. Bxd6 Nxd6 16. Nf4 Nh5 17. Ng6+ hxg6 18. Qxg4 Nf4 19. Rfe1 Rf5 20. Re3 Rdf8 21. Rae1 Rg5 22. Qh4+ Rh5 23. Qe7 Qf5 24. Rf3 Nh3+ 25. Rxh3 *", + "Moves": "f5f2 g1h1 f2f1 e1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "6r1/2pk3p/1r6/3bRn2/2PP4/N7/PP4PP/6RK b - - 2 27", + "PGN": "1. e4 e5 2. f4 Nc6 3. Nf3 exf4 4. d4 g5 5. Bc4 Bg7 6. O-O d6 7. c3 Bg4 8. Qb3 Nh6 9. Qxb7 Ne7 10. Nxg5 Rb8 11. Qxa7 Nc6 12. Qa6 Rb6 13. Qa4 Qxg5 14. Bxf4 Qe7 15. Bxh6 Bxh6 16. Rxf7 Qxe4 17. Na3 d5 18. Rff1 Be3+ 19. Kh1 dxc4 20. Qxc4 Be6 21. Qe2 Bd5 22. Rae1 Rg8 23. Qxe3 Qxe3 24. Rxe3+ Kd7 25. Rg1 Ne7 26. c4 Nf5 27. Re5 *", + "Moves": "f5g3 h2g3 b6h6 e5h5 h6h5", + "MovesSAN": "Ng3+ hxg3 Rh6+ Rh5 Rxh5#", + "Themes": "long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "5rrk/pp1b4/2p1pqp1/4R2n/P2P4/2P2P1Q/1P3K2/7R w - - 0 33", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd8 4. d4 c6 5. Bc4 e6 6. Nf3 Nf6 7. O-O Nbd7 8. Bg5 Nb6 9. Bb3 Be7 10. Ne2 Nfd5 11. Bxe7 Nxe7 12. c3 Bd7 13. Bc2 Nbd5 14. Qd3 Qc7 15. Ne5 Bc8 16. a4 Nf6 17. Ng3 O-O 18. Nh5 Ng6 19. Nxf6+ gxf6 20. Qg3 fxe5 21. h4 Kh8 22. h5 Nf4 23. Rfe1 Rg8 24. Bg6 fxg6 25. Rxe5 Nxh5 26. Qh4 Ng7 27. f3 Qd8 28. Qh3 Qf6 29. Kf2 Bd7 30. Rh1 h5 31. g4 Raf8 32. gxh5 Nxh5 *", + "Moves": "e5h5 g6h5 h3h5 f6h6 h5h6", + "MovesSAN": "Rxh5+ gxh5 Qxh5+ Qh6 Qxh6#", + "Themes": "exposedKing kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "r5k1/p2r1ppp/1p6/2p3q1/8/5Q2/PPP2PPP/4R1K1 w - - 0 20", + "PGN": "1. e4 e6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Bg5 Be7 6. Nxf6+ Bxf6 7. Bxf6 Qxf6 8. Nf3 O-O 9. Be2 Nc6 10. O-O b6 11. d5 exd5 12. Qxd5 Bb7 13. Qb3 Rfd8 14. Rad1 Ne5 15. Nxe5 Qxe5 16. Rfe1 Qg5 17. Bf3 Bxf3 18. Qxf3 c5 19. Rd7 Rxd7 *", + "Moves": "f3a8 d7d8 e1e8 d8e8 a8e8", + "MovesSAN": "Qxa8+ Rd8 Re8+ Rxe8 Qxe8#", + "Themes": "endgame hangingPiece long mate mateIn3 xRayAttack" + }, + { + "FEN": "3r1b1r/kp3ppp/p3b3/8/2Np1B2/N2n1B2/1P3PPP/5RK1 w - - 6 25", + "PGN": "1. d4 Nf6 2. c4 c5 3. Nf3 cxd4 4. Nxd4 e5 5. Nb3 d5 6. cxd5 Qxd5 7. Qxd5 Nxd5 8. e4 Nb4 9. Na3 N8c6 10. Bb5 Be6 11. O-O Nxa2 12. Na5 Nb4 13. Be3 O-O-O 14. Rac1 Kc7 15. Ba4 a6 16. N5c4 Kb8 17. Nb6 Nd3 18. Rc2 Nd4 19. Rd2 Nc5 20. Bd1 Nxe4 21. Rxd4 exd4 22. Bf4+ Ka7 23. Bf3 Nc5 24. Nbc4 Nd3 *", + "Moves": "a3b5 a6b5 f1a1 f8a3 a1a3", + "MovesSAN": "Nb5+ axb5 Ra1+ Ba3 Rxa3#", + "Themes": "long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "8/r1pkr3/4p3/2R1QpPp/1q1P1P1P/1p3P2/1P6/1KR5 b - - 3 39", + "PGN": "1. d4 Nf6 2. Nc3 d5 3. Bf4 Bf5 4. e3 e6 5. Nf3 a6 6. Ne5 Bd6 7. g4 Be4 8. f3 Bg6 9. h4 h5 10. Nxg6 fxg6 11. Bd3 Kf7 12. g5 Bxf4 13. exf4 Ng8 14. Qe2 Ne7 15. O-O-O Nf5 16. Rhe1 Re8 17. Bxf5 gxf5 18. Qf2 g6 19. Ne2 b5 20. Kb1 Nd7 21. Nc1 Qb8 22. Nd3 a5 23. Ne5+ Nxe5 24. Rxe5 b4 25. Qe2 Qb6 26. Re1 a4 27. Ka1 Ra5 28. Qe3 b3 29. cxb3 axb3 30. a3 Ra6 31. Rxd5 Qc6 32. Rc5 Qb7 33. Qe5 Re7 34. Qf6+ Ke8 35. Qxg6+ Kd7 36. Qf6 Qb4 37. Qe5 Rxa3+ 38. Kb1 Ra7 39. Rec1 *", + "Moves": "a7a1 b1a1 b4a4 a1b1 a4a2", + "MovesSAN": "Ra1+ Kxa1 Qa4+ Kb1 Qa2#", + "Themes": "attraction endgame long mate mateIn3 queensideAttack sacrifice" + }, + { + "FEN": "4Rn2/5k1p/5Pp1/3p2P1/q2P4/P1P5/8/4R1K1 w - - 0 50", + "PGN": "1. e4 b6 2. d4 Bb7 3. Nc3 e6 4. a3 Nf6 5. Bd3 c5 6. Nf3 c4 7. Bxc4 Nxe4 8. Nxe4 Bxe4 9. O-O Be7 10. Re1 Bxf3 11. Qxf3 d5 12. Bd3 Nd7 13. Bf4 O-O 14. c3 Nf6 15. g4 Nd7 16. Qh3 g6 17. Bh6 Re8 18. f4 Bf8 19. Bg5 Be7 20. Bh6 Bf8 21. g5 Bxh6 22. Qxh6 Nf8 23. h4 Qc7 24. Rf1 Re7 25. h5 a5 26. Rae1 b5 27. Bxb5 a4 28. Re2 Rb8 29. Bxa4 Qc4 30. Bd1 Qd3 31. hxg6 fxg6 32. Qh2 Rf7 33. f5 Rb6 34. f6 Qa6 35. Ref2 Qb7 36. Bg4 Qa6 37. Re1 Qd3 38. Qh3 Qa6 39. Qe3 Qc8 40. Qe5 Qb7 41. Rfe2 Qa6 42. Qg3 Qc4 43. Qh3 Qa2 44. Bxe6 Rxe6 45. Rxe6 Qxb2 46. Re8 Qd2 47. Qe3 Qc2 48. Qe6 Qa4 49. Qxf7+ Kxf7 *", + "Moves": "e1e7 f7g8 e7g7 g8h8 e8f8", + "MovesSAN": "R1e7+ Kg8 Rg7+ Kh8 Rxf8#", + "Themes": "deflection endgame long mate mateIn3" + }, + { + "FEN": "5r1k/1p4p1/p1pp1qBp/4P3/1P6/P6Q/2P3PP/R5K1 b - - 0 29", + "PGN": "1. b4 e5 2. Bb2 d6 3. e4 Ne7 4. f3 Ng6 5. d4 a6 6. Bc4 Be6 7. d5 Bd7 8. Ne2 Be7 9. O-O O-O 10. f4 exf4 11. Nxf4 Ne5 12. Bb3 Bg5 13. Ne6 fxe6 14. dxe6 Rxf1+ 15. Qxf1 Bxe6 16. Bxe6+ Kh8 17. Nc3 Nbd7 18. Nd5 Nf6 19. Rd1 Nxd5 20. Bxd5 Bf6 21. Ba1 Rb8 22. a3 Qe7 23. Qf5 Rf8 24. Qh3 c6 25. Be6 Ng6 26. Bf5 Bxa1 27. Bxg6 h6 28. Rxa1 Qf6 29. e5 *", + "Moves": "f6f2 g1h1 f2f1 a1f1 f8f1", + "MovesSAN": "Qf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "3r1rk1/pp2Q1pp/1qpp4/4pP2/8/2N5/PPP2nPP/R1B2RK1 b - - 2 17", + "PGN": "1. e4 e5 2. Nf3 d6 3. Bc4 Be6 4. Bxe6 fxe6 5. Nc3 Nc6 6. d4 exd4 7. Nxd4 Nxd4 8. Qxd4 e5 9. Qd5 c6 10. Qd2 Nf6 11. O-O Be7 12. f4 O-O 13. f5 Qb6+ 14. Kh1 Rad8 15. Qg5 Nxe4 16. Qxe7 Nf2+ 17. Kg1 *", + "Moves": "f2h3 g1h1 b6g1 f1g1 h3f2", + "MovesSAN": "Nh3+ Kh1 Qg1+ Rxg1 Nf2#", + "Themes": "doubleCheck kingsideAttack long mate mateIn3 middlegame sacrifice smotheredMate" + }, + { + "FEN": "7k/p1p2rpp/2Np4/pP3q2/P1N1p3/2P5/3P2PP/3Q2K1 b - - 3 24", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. c3 Nf6 4. Bd3 Bc5 5. b4 Bb6 6. a4 Ng4 7. Rf1 Nxf2 8. Rxf2 Bxf2+ 9. Kxf2 O-O 10. Ba3 d6 11. b5 Na5 12. Bb4 b6 13. Bxa5 bxa5 14. Na3 f5 15. exf5 Bxf5 16. Bxf5 Rxf5 17. Kg1 e4 18. Nd4 Rf7 19. Qb3 Qd7 20. Rf1 Rf8 21. Nc6 Kh8 22. Rxf7 Rxf7 23. Nc4 Qf5 24. Qd1 *", + "Moves": "f5f2 g1h1 f2f1 d1f1 f7f1", + "MovesSAN": "Qf2+ Kh1 Qf1+ Qxf1 Rxf1#", + "Themes": "backRankMate endgame fork long mate mateIn3" + }, + { + "FEN": "6k1/p1p3pp/1p1P4/8/3q4/B4Q2/P4PPP/R5K1 b - - 0 28", + "PGN": "1. e4 e5 2. Bc4 Nf6 3. Nc3 Bc5 4. Nf3 O-O 5. Nxe5 Re8 6. Bxf7+ Kf8 7. Bxe8 Qxe8 8. d4 Bb4 9. O-O d6 10. Nc4 Bxc3 11. bxc3 Qxe4 12. Re1 Qd5 13. Ne3 Qc6 14. c4 b6 15. Ba3 Ba6 16. Qd3 Qd7 17. Qb3 Nc6 18. c3 Na5 19. Qc2 Nxc4 20. Nxc4 Bxc4 21. Re3 Bd5 22. c4 Be4 23. Rxe4 Nxe4 24. Qxe4 Qa4 25. Qxa8+ Kf7 26. Qf3+ Kg8 27. c5 Qxd4 28. cxd6 *", + "Moves": "d4a1 a3c1 a1c1 f3d1 c1d1", + "MovesSAN": "Qxa1+ Bc1 Qxc1+ Qd1 Qxd1#", + "Themes": "backRankMate endgame hangingPiece long mate mateIn3" + }, + { + "FEN": "5r1k/pQ4pp/3p4/6q1/3P4/2P5/P1P2rRP/4R2K b - - 0 24", + "PGN": "1. e4 e5 2. f4 exf4 3. Nf3 d5 4. exd5 Nf6 5. Nc3 Nxd5 6. Bc4 Nxc3 7. bxc3 Bc5 8. d4 Qe7+ 9. Ne5 Bd6 10. O-O O-O 11. Bxf4 Nc6 12. Nxf7 Be6 13. Bxd6 cxd6 14. Bxe6 Qxe6 15. Ng5 Qe3+ 16. Kh1 Qxg5 17. Qd3 Ne7 18. Qc4+ Kh8 19. Qe6 Nf5 20. Qd7 Ne3 21. Rg1 Rf2 22. Qxb7 Raf8 23. Rae1 Nxg2 24. Rxg2 *", + "Moves": "f2f1 e1f1 f8f1 g2g1 f1g1", + "MovesSAN": "Rf1+ Rxf1 Rxf1+ Rg1 Rxg1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "4q1k1/1Q3ppp/p7/8/3R4/6P1/PPr2PBP/6K1 b - - 0 20", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 e6 6. Be3 d5 7. exd5 exd5 8. g3 Nf6 9. Bg2 Be6 10. O-O Be7 11. Re1 O-O 12. Qd2 Nxd4 13. Bxd4 Re8 14. Rad1 Rc8 15. Bxf6 Bxf6 16. Nxd5 Bxd5 17. Rxe8+ Qxe8 18. Qxd5 Rxc2 19. Qxb7 Bd4 20. Rxd4 *", + "Moves": "e8e1 g2f1 e1f2 g1h1 f2f1", + "MovesSAN": "Qe1+ Bf1 Qxf2+ Kh1 Qxf1#", + "Themes": "deflection endgame fork long mate mateIn3" + }, + { + "FEN": "6rk/1p5p/p2p4/3QR3/q2N1p2/N1P5/1P3P2/2K5 b - - 0 30", + "PGN": "1. e4 Nc6 2. Nf3 d6 3. d4 g6 4. a4 Bg7 5. c3 Nf6 6. Bd3 O-O 7. h4 e5 8. d5 Ne7 9. h5 Nxh5 10. Rxh5 gxh5 11. Bg5 Bg4 12. Be2 Qd7 13. Qd2 Ng6 14. Na3 f5 15. exf5 Rxf5 16. Be3 Raf8 17. O-O-O a6 18. Ng5 Bxe2 19. Qxe2 Nf4 20. Bxf4 exf4 21. Ne6 Re8 22. Qd3 c6 23. Qxf5 cxd5 24. Re1 Be5 25. Qg5+ Kh8 26. Nd4 Rg8 27. Qxh5 Rxg2 28. Qf3 Rg8 29. Qxd5 Qxa4 30. Rxe5 *", + "Moves": "g8g1 e5e1 g1e1 c1d2 a4d1", + "MovesSAN": "Rg1+ Re1 Rxe1+ Kd2 Qd1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "r3kb1r/1b3ppp/p7/1pn1qPB1/8/3B4/PPPQ2PP/1K1R4 w kq - 0 18", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Nbd7 8. Qd2 Qc7 9. O-O-O b5 10. Kb1 Bb7 11. f5 e5 12. Nf3 Nxe4 13. Nxe4 Bxe4 14. Bd3 Bb7 15. Rhe1 Nc5 16. Nxe5 dxe5 17. Rxe5+ Qxe5 *", + "Moves": "d3b5 a6b5 d2d8 a8d8 d1d8", + "MovesSAN": "Bxb5+ axb5 Qd8+ Rxd8 Rxd8#", + "Themes": "clearance long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "5rk1/1Q3ppp/p2r4/1p6/8/q7/2P3PP/4RR1K w - - 0 26", + "PGN": "1. e4 b6 2. Nf3 Bb7 3. Nc3 e6 4. Bc4 Be7 5. d3 Nf6 6. O-O a6 7. a3 d5 8. exd5 exd5 9. Ba2 O-O 10. d4 c5 11. Be3 Nc6 12. Na4 cxd4 13. Nxd4 Nxd4 14. Bxd4 b5 15. Nc3 Ne4 16. Be3 Nxc3 17. bxc3 Bg5 18. Qg4 Bxe3 19. fxe3 Qc7 20. Qg5 Qxc3 21. Bxd5 Bxd5 22. Qxd5 Qxe3+ 23. Kh1 Rad8 24. Qb7 Rd6 25. Rae1 Qxa3 *", + "Moves": "b7f7 f8f7 e1e8 f7f8 f1f8", + "MovesSAN": "Qxf7+ Rxf7 Re8+ Rf8 Rfxf8#", + "Themes": "endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "4r2k/ppp3pp/2nb4/3Q1B2/3P4/2P1r3/PP3KPR/R7 b - - 0 22", + "PGN": "1. d4 Nf6 2. e3 d5 3. Bd3 Nc6 4. Nd2 e5 5. c3 e4 6. Bc2 Be6 7. f3 exf3 8. Ngxf3 Bd6 9. O-O O-O 10. e4 dxe4 11. Nxe4 Nxe4 12. Bxe4 f5 13. Bc2 Bd5 14. Bg5 Qe8 15. Re1 Qh5 16. Be3 Bxf3 17. Qxf3 Qxh2+ 18. Kf2 Rae8 19. Rh1 Rxe3 20. Qd5+ Kh8 21. Rxh2 Rfe8 22. Bxf5 *", + "Moves": "d6g3 f2g1 e3e1 a1e1 e8e1", + "MovesSAN": "Bg3+ Kg1 Re1+ Rxe1 Rxe1#", + "Themes": "fork long mate mateIn3 middlegame" + }, + { + "FEN": "7R/4R1p1/5n1p/8/6P1/6kP/r4N2/6K1 b - - 0 35", + "PGN": "1. d4 Nf6 2. Nf3 e6 3. e3 b6 4. c3 Bb7 5. Bd3 Be7 6. Nbd2 c5 7. O-O d5 8. Re1 Nbd7 9. e4 dxe4 10. Nxe4 Nxe4 11. Bxe4 Bxe4 12. Rxe4 Nf6 13. Re1 O-O 14. Be3 Qc8 15. dxc5 Bxc5 16. Bxc5 Qxc5 17. Qd4 Rac8 18. Qxc5 Rxc5 19. Rad1 h6 20. h3 a5 21. Ne5 Rb5 22. b3 a4 23. bxa4 Rc5 24. c4 Ra8 25. Rb1 Rxa4 26. Rxb6 Rxa2 27. Rb8+ Kh7 28. Nxf7 Rxc4 29. Rxe6 Rcc2 30. Rh8+ Kg6 31. Ne5+ Kf5 32. Re7 Rxf2 33. g4+ Kf4 34. Nd3+ Kg3 35. Nxf2 *", + "Moves": "a2a1 f2d1 a1d1 e7e1 d1e1", + "MovesSAN": "Ra1+ Nd1 Rxd1+ Re1 Rxe1#", + "Themes": "endgame exposedKing long mate mateIn3" + }, + { + "FEN": "6r1/1pp2rk1/p5p1/4ppP1/3Q3R/3P3P/P1P2PK1/4q3 w - - 0 29", + "PGN": "1. e4 d5 2. exd5 Nf6 3. Nc3 Nxd5 4. Nf3 Nxc3 5. bxc3 Bg4 6. Bb2 Nc6 7. Bb5 Qd7 8. O-O e6 9. h3 Bh5 10. d3 a6 11. Bxc6 Qxc6 12. Re1 Qb6 13. Bc1 Bc5 14. Be3 Bxf3 15. Qxf3 Bxe3 16. Rxe3 O-O 17. Re4 f5 18. Rh4 g6 19. Re1 Rae8 20. Qf4 Kg7 21. Qh6+ Kf6 22. Qxh7 Rf7 23. Qh6 Qb2 24. Qf4 Qxc3 25. g4 Qxe1+ 26. Kg2 Rg8 27. g5+ Kg7 28. Qd4+ e5 *", + "Moves": "h4h7 g7h7 d4h4 h7g7 h4h6", + "MovesSAN": "Rh7+ Kxh7 Qh4+ Kg7 Qh6#", + "Themes": "attraction endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "r7/pbk3r1/1pp1Qp2/3P1B2/2P2bP1/P6q/1P3P2/3RR1K1 w - - 1 34", + "PGN": "1. e4 g6 2. d4 Nh6 3. h3 f6 4. Nc3 Nf7 5. Nf3 Bg7 6. Be3 O-O 7. Bc4 e6 8. O-O d6 9. Qd2 c6 10. Rad1 Na6 11. a3 Nc7 12. Bh6 Bxh6 13. Qe2 b6 14. g4 d5 15. Bd3 Bf4 16. Rfe1 Re8 17. Qf1 dxe4 18. Nxe4 g5 19. c3 Bb7 20. Bb1 Qb8 21. Qd3 Kg7 22. Nexg5 Nxg5 23. Nxg5 Bxg5 24. Qxh7+ Kf8 25. Qh8+ Ke7 26. Qg7+ Kd8 27. Bg6 Re7 28. Qf8+ Ne8 29. c4 Rg7 30. Qxe8+ Kc7 31. Qxe6 Qh8 32. Bf5 Qxh3 33. d5 Bf4 *", + "Moves": "d5d6 c7b8 e6e8 b7c8 e8c8", + "MovesSAN": "d6+ Kb8 Qe8+ Bc8 Qxc8#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "r4rk1/1pp2pBp/3p2p1/pN1P3n/2P2n1q/1P1B1P2/P1Q2P1P/3R1R1K b - - 0 18", + "PGN": "1. c4 d6 2. Nc3 Nf6 3. b3 g6 4. e3 Bg7 5. Bb2 O-O 6. Qc2 e5 7. Rd1 Nbd7 8. Be2 a5 9. Nf3 Nc5 10. O-O Bd7 11. d4 exd4 12. exd4 Ne6 13. Bd3 Nf4 14. d5 Bg4 15. Nb5 Bxf3 16. gxf3 N6h5 17. Kh1 Qh4 18. Bxg7 *", + "Moves": "h4h3 f1g1 h3f3 g1g2 f3g2", + "MovesSAN": "Qh3 Rg1 Qxf3+ Rg2 Qxg2#", + "Themes": "kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "r5k1/3B1ppp/1p2p3/3P4/1P1P4/1K3PB1/r5PP/3R3R b - - 0 24", + "PGN": "1. d4 d5 2. Bf4 e6 3. Nf3 Nf6 4. Nc3 Bb4 5. Qd3 Bxc3+ 6. Qxc3 Ne4 7. Qa5 b6 8. Qa4+ Bd7 9. Qa3 Nc6 10. Ne5 Qe7 11. Qxe7+ Nxe7 12. f3 Nf6 13. O-O-O O-O 14. Nxd7 Nxd7 15. Bxc7 Rfc8 16. Bg3 a5 17. e4 Nc6 18. Bb5 a4 19. exd5 Nb4 20. c3 a3 21. Bxd7 axb2+ 22. Kxb2 Rxa2+ 23. Kb3 Rca8 24. cxb4 *", + "Moves": "b6b5 d7b5 a8a3 b3c4 a2c2", + "MovesSAN": "b5 Bxb5 R8a3+ Kc4 Rc2#", + "Themes": "endgame long mate mateIn3 quietMove" + }, + { + "FEN": "5rk1/pQ4p1/1q2p1np/8/2p1B3/P7/1PP2PPP/1R4K1 b - - 0 27", + "PGN": "1. d4 e6 2. Nc3 c5 3. Bf4 d5 4. Nb5 Na6 5. e3 c4 6. Nc3 Nf6 7. Nf3 Bb4 8. a3 Bd6 9. Bg3 O-O 10. Ne5 h6 11. Be2 Bd7 12. O-O Nb8 13. Bf3 Nc6 14. Nxd7 Qxd7 15. Bxd6 Qxd6 16. e4 dxe4 17. Nxe4 Nxe4 18. Bxe4 Qxd4 19. Qf3 Qb6 20. Rab1 Rab8 21. Rfd1 Ne5 22. Qf4 Ng6 23. Qg3 Kh7 24. Rd7 Kg8 25. Rxf7 Rxf7 26. Qxb8+ Rf8 27. Qxb7 *", + "Moves": "b6f2 g1h1 f2f1 b1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "r5k1/7p/3P2pP/2p2b2/1p6/pP2qBQ1/P1P5/1K1R4 b - - 1 32", + "PGN": "1. Nf3 c5 2. d3 Nc6 3. e4 e6 4. Nc3 Be7 5. Be3 Nf6 6. Be2 O-O 7. h3 Qc7 8. g4 d5 9. exd5 exd5 10. g5 Ne8 11. Nxd5 Qd6 12. Nxe7+ Nxe7 13. h4 f6 14. gxf6 Nxf6 15. h5 b6 16. h6 g6 17. Qd2 Ned5 18. O-O-O Nxe3 19. fxe3 a5 20. Qc3 b5 21. Ne5 b4 22. Qc4+ Be6 23. Qf4 a4 24. Qg3 a3 25. b3 Nd7 26. d4 Nxe5 27. dxe5 Qe7 28. Rd6 Bf5 29. Rhd1 Rfd8 30. Bf3 Rxd6 31. exd6 Qxe3+ 32. Kb1 *", + "Moves": "f5c2 b1c2 e3c3 c2b1 c3b2", + "MovesSAN": "Bxc2+ Kxc2 Qc3+ Kb1 Qb2#", + "Themes": "attraction endgame long mate mateIn3 queensideAttack sacrifice" + }, + { + "FEN": "5rk1/pRR3pp/6b1/3pr3/3q3P/5PQ1/PP4PK/8 w - - 2 34", + "PGN": "1. d4 d5 2. c4 c6 3. Nc3 e6 4. cxd5 cxd5 5. Bf4 f5 6. e3 Nf6 7. Bd3 Be7 8. Nf3 O-O 9. Ne5 Nbd7 10. O-O Nxe5 11. Bxe5 Bd6 12. Bxd6 Qxd6 13. Rc1 Bd7 14. Qe2 Be8 15. Rc2 Ne4 16. f3 Nf6 17. Rfc1 f4 18. exf4 Qxf4 19. Qxe6+ Bf7 20. Qe5 Qh6 21. Ne2 Rae8 22. Qg3 Qe3+ 23. Qf2 Qxd3 24. Nf4 Qf5 25. Qg3 Nh5 26. Nxh5 Qxh5 27. Rc7 Bg6 28. Rxb7 Qh6 29. Rcc7 Qe3+ 30. Qf2 Qd3 31. h4 Re2 32. Qg3 Qxd4+ 33. Kh2 Re5 *", + "Moves": "c7g7 g8h8 g7h7 g6h7 g3g7", + "MovesSAN": "Rxg7+ Kh8 Rxh7+ Bxh7 Qg7#", + "Themes": "clearance long master mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "8/6pk/PQ5p/8/8/3q1pPP/r4P2/5RK1 b - - 4 40", + "PGN": "1. d4 Nf6 2. Nf3 e6 3. c4 c5 4. d5 b5 5. dxe6 fxe6 6. cxb5 d5 7. Bg5 Be7 8. Nbd2 Bb7 9. e4 dxe4 10. Ne5 O-O 11. Ndc4 Bd5 12. Qc2 a6 13. b6 Nc6 14. Nxc6 Bxc6 15. Rd1 Bd5 16. Be2 Nd7 17. Bxe7 Qxe7 18. O-O Qh4 19. a4 a5 20. b7 Ra7 21. Nd6 Qf4 22. Nc8 Rxb7 23. Ne7+ Kh8 24. Nxd5 exd5 25. Rxd5 Ne5 26. Rxc5 Nf3+ 27. Bxf3 exf3 28. Rc4 Qg5 29. g3 Qh5 30. Rf4 Rbf7 31. Rxf7 Qxf7 32. Qc5 h6 33. h3 Re8 34. Qxa5 Re2 35. Qc5 Kh7 36. a5 Qd7 37. Kh2 Rxb2 38. a6 Ra2 39. Qb6 Qd3 40. Kg1 *", + "Moves": "d3f1 g1f1 a2a1 b6b1 a1b1", + "MovesSAN": "Qxf1+ Kxf1 Ra1+ Qb1+ Rxb1#", + "Themes": "attraction endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "7k/p3q1pp/1p3p2/3Q3P/8/3P4/5PKP/2r5 w - - 0 36", + "PGN": "1. c4 c5 2. Nc3 Nf6 3. Nf3 Nc6 4. g3 b6 5. Bg2 Bb7 6. O-O e6 7. d3 Be7 8. Rb1 O-O 9. a3 d5 10. cxd5 exd5 11. b4 d4 12. Na2 Nd5 13. Qa4 cxb4 14. Nxb4 Ncxb4 15. axb4 Nc3 16. Qb3 Nxb1 17. Qxb1 Re8 18. Bf4 Bd6 19. Bg5 f6 20. Qb3+ Kh8 21. Bd2 Rxe2 22. Bc1 Rc8 23. Nxd4 Bxg2 24. Kxg2 Re5 25. Bf4 Rh5 26. Ne6 Qd7 27. g4 Bxf4 28. gxh5 Rc6 29. Nxf4 Qg4+ 30. Kh1 Qxf4 31. Qd5 Rc8 32. Kg2 Qxb4 33. Rc1 Qf8 34. Ra1 Qe7 35. Rc1 Rxc1 *", + "Moves": "d5a8 c1c8 a8c8 e7d8 c8d8", + "MovesSAN": "Qa8+ Rc8 Qxc8+ Qd8 Qxd8#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "5bk1/p2Qr1p1/2p3p1/3p2N1/2qP4/P7/1PPBr3/3K3R w - - 5 26", + "PGN": "1. e4 e6 2. Nf3 d5 3. exd5 exd5 4. d4 Nf6 5. Bd3 Bg4 6. h3 Bh5 7. Nc3 c6 8. Bg5 Be7 9. Qe2 O-O 10. g4 Bg6 11. Bxg6 hxg6 12. O-O-O Re8 13. Qd2 Bb4 14. Qd3 Nbd7 15. Ne2 Qa5 16. a3 Bf8 17. h4 Nxg4 18. h5 Nxf2 19. Qb3 Rxe2 20. hxg6 fxg6 21. Qxb7 Rae8 22. Qxd7 Nxd1 23. Kxd1 Qa4 24. Bd2 Qc4 25. Ng5 R8e7 *", + "Moves": "h1h8 g8h8 d7h3 h8g8 h3h7", + "MovesSAN": "Rh8+ Kxh8 Qh3+ Kg8 Qh7#", + "Themes": "attraction long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "6k1/5rpp/p7/8/3b2Q1/4RP2/2Pq1P1P/6K1 w - - 0 27", + "PGN": "1. e4 c5 2. Bc4 e6 3. d4 cxd4 4. Qxd4 Nc6 5. Qd1 Nf6 6. Nc3 Be7 7. Nf3 O-O 8. O-O a6 9. Bg5 b5 10. Bb3 Bb7 11. a3 Qc7 12. Re1 Rad8 13. Bxf6 Bxf6 14. a4 bxa4 15. Rxa4 d5 16. exd5 exd5 17. Nxd5 Rxd5 18. Qxd5 Nd4 19. Qc4 Nxf3+ 20. gxf3 Qd6 21. Qg4 Bc8 22. Qg3 Qd2 23. Re3 Bxb2 24. Rg4 Bxg4 25. Qxg4 Bd4 26. Bxf7+ Rxf7 *", + "Moves": "e3e8 f7f8 g4e6 g8h8 e8f8", + "MovesSAN": "Re8+ Rf8 Qe6+ Kh8 Rxf8#", + "Themes": "backRankMate deflection endgame long mate mateIn3 pin" + }, + { + "FEN": "r4r1k/p1p1q1pp/1p6/3QNp2/1PP1n3/P3PR2/6PP/R5K1 w - - 3 25", + "PGN": "1. d4 d5 2. c4 Nf6 3. Nc3 e6 4. Bg5 Be7 5. e3 O-O 6. Nf3 Ne4 7. Bxe7 Qxe7 8. Nxe4 dxe4 9. Nd2 f5 10. Be2 Nc6 11. O-O b6 12. a3 Bb7 13. b4 Qf6 14. f3 exf3 15. Bxf3 Nd8 16. Bxb7 Nxb7 17. Nf3 Nd6 18. Ne5 Qg5 19. Qd3 Rad8 20. Nc6 Ra8 21. Rf3 Ne4 22. d5 exd5 23. Qxd5+ Kh8 24. Ne5 Qe7 *", + "Moves": "e5g6 h7g6 f3h3 e7h4 h3h4", + "MovesSAN": "Ng6+ hxg6 Rh3+ Qh4 Rxh4#", + "Themes": "kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "6k1/6p1/P1R1p2p/2PpN3/8/4nPKP/3r4/8 b - - 0 37", + "PGN": "1. b4 c6 2. Bb2 d5 3. Nf3 Bf5 4. e3 e6 5. a3 Nf6 6. h3 Be7 7. Bd3 Bxd3 8. cxd3 O-O 9. O-O Ne8 10. e4 Bf6 11. Bxf6 Qxf6 12. e5 Qg6 13. d4 Nd7 14. Nc3 Nb6 15. a4 Qd3 16. Qe2 Qxe2 17. Nxe2 Nd7 18. Rfc1 Nc7 19. a5 Na6 20. Rab1 Rac8 21. Kh2 Nab8 22. Nc3 a6 23. Na4 f6 24. exf6 Nxf6 25. Ne5 Nbd7 26. Nc5 Nxc5 27. bxc5 Rc7 28. f3 Nh5 29. Rb6 Rf4 30. Rcb1 Rxd4 31. Rxb7 Rxb7 32. Rxb7 h6 33. Rb6 Rxd2 34. Rxa6 Nf4 35. Kg3 Nxg2 36. Rxc6 Ne3 37. a6 *", + "Moves": "e3f5 g3g4 d2g2 g4f4 g7g5", + "MovesSAN": "Nf5+ Kg4 Rg2+ Kf4 g5#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "3r2k1/pp3rpp/8/5Q2/2Pq4/8/P5PP/5R1K w - - 0 28", + "PGN": "1. e4 c5 2. Nf3 d6 3. Bc4 e6 4. O-O Nf6 5. d4 cxd4 6. Nxd4 Nc6 7. e5 Nxe5 8. Bb3 d5 9. f4 Nc6 10. f5 e5 11. Nf3 Bc5+ 12. Kh1 Bxf5 13. Nc3 Be6 14. Bg5 O-O 15. Bxf6 Qxf6 16. Nxd5 Bxd5 17. Bxd5 Rad8 18. c4 e4 19. Nd2 e3 20. Ne4 Qxb2 21. Qf3 Ne5 22. Qf5 e2 23. Nxc5 exf1=Q+ 24. Rxf1 Qd4 25. Ne6 fxe6 26. Bxe6+ Nf7 27. Bxf7+ Rxf7 *", + "Moves": "f5f7 g8h8 f7f8 d8f8 f1f8", + "MovesSAN": "Qxf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "3k2r1/2p5/1p1q4/3Q1prp/PP1p4/8/2P1R1P1/4R1K1 w - - 2 36", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Bc5 5. O-O h6 6. a3 d6 7. b4 Bb6 8. h3 g5 9. Nh2 g4 10. hxg4 Rg8 11. Be3 Nxg4 12. Bxb6 Nxh2 13. Qh5 Qf6 14. Qxh2 axb6 15. Nc3 Be6 16. Bb5 Ke7 17. Bxc6 bxc6 18. a4 Rg6 19. Ne2 h5 20. f4 Rag8 21. Rf2 exf4 22. Raf1 f3 23. Nf4 Rg5 24. Rxf3 Qg7 25. R3f2 Bg4 26. Qh4 f6 27. d4 Qh7 28. Re1 Kd7 29. Nh3 Bxh3 30. Qxh3+ Kd8 31. Qf3 Qg6 32. e5 dxe5 33. Qxc6 exd4 34. Rfe2 f5 35. Qd5+ Qd6 *", + "Moves": "e2e8 g8e8 d5a8 d8d7 a8e8", + "MovesSAN": "Re8+ Rxe8 Qa8+ Kd7 Qxe8#", + "Themes": "endgame long master mate mateIn3 pin sacrifice" + }, + { + "FEN": "4r1k1/5ppp/pp6/8/1P6/P3qQP1/7P/5R1K w - - 1 26", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. cxd5 exd5 5. a3 c5 6. dxc5 Bxc5 7. e3 O-O 8. Nf3 Nc6 9. Be2 b6 10. O-O Bb7 11. b4 Be7 12. Bb2 Rc8 13. Nb5 a6 14. Nbd4 Nxd4 15. Bxd4 Ne4 16. Rc1 Bf6 17. Bd3 Bxd4 18. Rxc8 Bxc8 19. Bxe4 dxe4 20. Nxd4 Qg5 21. g3 Bg4 22. f3 Qxe3+ 23. Kh1 Bxf3+ 24. Nxf3 exf3 25. Qxf3 Re8 *", + "Moves": "f3f7 g8h8 f7f8 e8f8 f1f8", + "MovesSAN": "Qxf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "6k1/p2bB1p1/4p2p/3pQ3/P2P1n2/3B1PqP/6P1/6K1 w - - 2 44", + "PGN": "1. d4 Nf6 2. Nf3 d5 3. Bg5 e6 4. e3 Nbd7 5. c4 c6 6. Nc3 Bb4 7. a3 Bxc3+ 8. bxc3 O-O 9. c5 b6 10. cxb6 Qxb6 11. Bd3 c5 12. O-O Bb7 13. Rb1 Qc7 14. Bf4 Qc8 15. Ne5 Nxe5 16. Bxe5 Nd7 17. Bd6 Rd8 18. Qf3 cxd4 19. cxd4 Nb6 20. Be5 Qd7 21. Qh5 f5 22. Rfc1 Rac8 23. Qg5 h6 24. Qg6 Qf7 25. Qg3 Rc6 26. Rc5 Rdc8 27. Rbc1 Nd7 28. Rxc6 Rxc6 29. Rxc6 Bxc6 30. Bd6 Nf6 31. h3 Kh7 32. Bc5 Qb7 33. Qe5 Qb3 34. Ba6 Bd7 35. Be7 Ne4 36. Bf8 Nf6 37. f3 Qd1+ 38. Kh2 Qe1 39. Be7 Nh5 40. a4 f4 41. exf4 Qg3+ 42. Kg1 Nxf4 43. Bd3+ Kg8 *", + "Moves": "e5b8 d7c8 b8c8 g8f7 c8f8", + "MovesSAN": "Qb8+ Bc8 Qxc8+ Kf7 Qf8#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "1nb2rk1/8/ppp5/2bpR2B/P6q/2NQ4/1PP2PKP/5R2 b - - 0 22", + "PGN": "1. e4 a6 2. d4 b6 3. Nf3 c6 4. Nc3 d6 5. a4 e6 6. Bd3 f6 7. O-O g6 8. e5 fxe5 9. dxe5 d5 10. Bg5 Qc7 11. Nh4 Qxe5 12. Qg4 Nf6 13. Bxf6 Qxf6 14. Rae1 Bc5 15. Kh1 O-O 16. Nxg6 hxg6 17. Bxg6 Ra7 18. Bh5+ Rg7 19. Qh3 e5 20. Qd3 Qh4 21. Rxe5 Rxg2 22. Kxg2 *", + "Moves": "f8f2 f1f2 h4f2 g2h1 f2g1", + "MovesSAN": "Rxf2+ Rxf2 Qxf2+ Kh1 Qg1#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "6k1/5bp1/p4p2/8/6N1/6QP/5PPK/nr3q2 w - - 4 37", + "PGN": "1. d4 d5 2. c4 Nf6 3. Nc3 e6 4. Nf3 Be7 5. Bg5 Bd7 6. Bxf6 Bxf6 7. e4 dxc4 8. Bxc4 O-O 9. O-O a6 10. a3 b5 11. Bb3 Nc6 12. d5 exd5 13. exd5 Na5 14. Bc2 Nc4 15. Qc1 c6 16. b3 Bxc3 17. Rb1 Na5 18. Bxh7+ Kxh7 19. Qxc3 cxd5 20. Qd3+ Kg8 21. Qxd5 Be6 22. Qe5 Nxb3 23. Qh5 f6 24. a4 Bf7 25. Qf5 bxa4 26. h3 Rb8 27. Rfd1 Qc8 28. Qf4 Qc4 29. Qg3 Rfd8 30. Re1 a3 31. Nh2 a2 32. Rbd1 Rxd1 33. Rxd1 a1=Q 34. Rxa1 Nxa1 35. Ng4 Rb1+ 36. Kh2 Qf1 *", + "Moves": "g4f6 g8h8 g3h4 f7h5 h4h5", + "MovesSAN": "Nxf6+ Kh8 Qh4+ Bh5 Qxh5#", + "Themes": "endgame long mate mateIn3 pin" + }, + { + "FEN": "r7/1R5p/2p4k/p5p1/7r/P1b2PK1/2P5/3R4 w - - 2 42", + "PGN": "1. g3 e5 2. Bg2 Bc5 3. e3 Nf6 4. d4 exd4 5. exd4 Bb6 6. Be3 d5 7. Nf3 O-O 8. Nc3 Bg4 9. O-O Nc6 10. h3 Bh5 11. Qd3 Bg6 12. Qd2 Nb4 13. Ne1 a5 14. a3 Nc6 15. Bg5 Nxd4 16. Nxd5 Ne6 17. Bxf6 gxf6 18. Qc3 Kg7 19. Rd1 Bd4 20. Qf3 c6 21. Nc3 Qb6 22. Na4 Qb5 23. Nc3 Qxb2 24. Na4 Qb5 25. Nc3 Qf5 26. Qxf5 Bxf5 27. Nf3 Ba7 28. g4 Bg6 29. Rd2 Nf4 30. Ne1 Nxg2 31. Nxg2 f5 32. Nf4 fxg4 33. Nxg6 fxg6 34. hxg4 Rf4 35. Kh2 Rxg4 36. Rd7+ Kh6 37. Rxb7 Bd4 38. Ne4 Rxe4 39. f3 Rh4+ 40. Kg3 g5 41. Rd1 Bc3 *", + "Moves": "d1d6 c3f6 d6f6 h6h5 b7h7", + "MovesSAN": "Rd6+ Bf6 Rxf6+ Kh5 Rxh7#", + "Themes": "deflection endgame long mate mateIn3" + }, + { + "FEN": "2kq1b1r/3r4/1p1p1p1p/P2QpPpP/4P3/8/1P1K1P2/n6R w - - 0 31", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 d6 4. Nc3 f6 5. d4 Bg4 6. h3 Bh5 7. g4 Bg6 8. Be3 Qe7 9. h4 h6 10. h5 Bh7 11. Nh4 g5 12. Nf5 Bxf5 13. gxf5 O-O-O 14. d5 Nb8 15. Bxa7 Nd7 16. Be3 Qe8 17. Qd3 Ne7 18. Ba6 Nb8 19. Bxb7+ Kxb7 20. Qc4 Kc8 21. Nb5 Rd7 22. Bb6 Qd8 23. Na7+ Kb7 24. Qb5 cxb6 25. Nc6 Nbxc6 26. dxc6+ Nxc6 27. a4 Nd4 28. Qd5+ Kc8 29. a5 Nxc2+ 30. Kd2 Nxa1 *", + "Moves": "d5a8 c8c7 h1c1 a1c2 c1c2", + "MovesSAN": "Qa8+ Kc7 Rc1+ Nc2 Rxc2#", + "Themes": "exposedKing fork long mate mateIn3 middlegame" + }, + { + "FEN": "6rk/1b3p2/p1q1pP1p/1p6/5nQ1/2N5/PPB3PP/3R3K w - - 3 30", + "PGN": "1. d4 d5 2. Bf4 h6 3. e3 Nf6 4. Nf3 e6 5. c4 Bd6 6. Bg3 O-O 7. Nc3 a6 8. Bd3 c5 9. Qc2 Nc6 10. O-O cxd4 11. exd4 dxc4 12. Bxc4 Bxg3 13. fxg3 Nxd4 14. Qd3 Nc6 15. Qc2 b5 16. Bb3 Nb4 17. Qe2 Bb7 18. Rad1 Qb6+ 19. Kh1 Rad8 20. Ne5 Qc5 21. Rxf6 gxf6 22. Nd7 Rxd7 23. Rxd7 Qc6 24. Rd1 Kh7 25. Bc2+ f5 26. g4 Nd5 27. gxf5 Nf4 28. f6+ Kh8 29. Qg4 Rg8 *", + "Moves": "g4g8 h8g8 d1d8 c6e8 d8e8", + "MovesSAN": "Qxg8+ Kxg8 Rd8+ Qe8 Rxe8#", + "Themes": "attraction exposedKing kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r6k/p2bq1p1/1p2p1B1/3pQ1P1/3P4/P1P5/1P4K1/8 w - - 0 36", + "PGN": "1. d4 Nf6 2. Nc3 d5 3. Bf4 c6 4. e3 Nbd7 5. h3 e6 6. a3 Be7 7. Nf3 Nf8 8. Bd3 Ng6 9. Bh2 Bd6 10. Ne5 O-O 11. Ne2 c5 12. c3 Ne4 13. O-O Qc7 14. f4 Ne7 15. Ng3 Nxg3 16. Bxg3 Nf5 17. Bf2 Be7 18. g4 Nd6 19. Qb1 h6 20. Kg2 cxd4 21. exd4 Nc4 22. Qc1 b6 23. h4 Nxe5 24. fxe5 f6 25. Bg3 fxe5 26. Bxe5 Qd8 27. Rxf8+ Qxf8 28. g5 hxg5 29. hxg5 Bd6 30. Qe3 Bxe5 31. Qxe5 Bd7 32. Rh1 Qe7 33. Bh7+ Kh8 34. Bg6+ Kg8 35. Rh8+ Kxh8 *", + "Moves": "e5h2 h8g8 h2h7 g8f8 h7h8", + "MovesSAN": "Qh2+ Kg8 Qh7+ Kf8 Qh8#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "4kb1r/pp5p/2b1Pp2/6B1/3p4/5Q2/Pqr3PP/R4R1K w k - 0 22", + "PGN": "1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Qb6 6. Bd3 Bd7 7. O-O cxd4 8. cxd4 Nxd4 9. Nc3 Ne7 10. Kh1 Nxf3 11. Qxf3 Ng6 12. Qh3 Nxe5 13. Bc2 Rc8 14. f4 Nc4 15. f5 d4 16. Ne4 Ne3 17. Bxe3 Rxc2 18. Bg5 Bc6 19. Qf3 Qxb2 20. fxe6 f6 21. Nxf6+ gxf6 *", + "Moves": "f3f6 c6g2 h1g1 d4d3 f6f7", + "MovesSAN": "Qxf6 Bxg2+ Kg1 d3 Qf7#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "4r2k/p4p1p/2p3pB/4p1Qn/4P3/1P3P2/P4q1P/3R3K w - - 7 29", + "PGN": "1. d4 d6 2. e4 c6 3. Nc3 Qc7 4. f4 e5 5. Nf3 Bg4 6. Be3 Nf6 7. Bd3 Nbd7 8. Qd2 Bxf3 9. gxf3 Qa5 10. O-O Nh5 11. fxe5 dxe5 12. d5 Bb4 13. dxc6 bxc6 14. Bc4 O-O 15. Bb3 Rad8 16. Qg2 Bxc3 17. bxc3 Qxc3 18. Rae1 Nc5 19. Qg4 g6 20. Kh1 Nxb3 21. cxb3 Rd3 22. Bh6 Rfd8 23. Re2 Rd1 24. Rf2 Rxf1+ 25. Rxf1 Qc5 26. Rg1 Kh8 27. Qg5 Re8 28. Rd1 Qf2 *", + "Moves": "g5e5 e8e5 d1d8 e5e8 d8e8", + "MovesSAN": "Qxe5+ Rxe5 Rd8+ Re8 Rxe8#", + "Themes": "endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "5rk1/p4ppp/8/3b1N1Q/1b3RN1/6KP/PPP3P1/4r1q1 w - - 0 27", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Nc3 Bb4 4. Bc4 Nf6 5. d3 O-O 6. Bd2 Ne7 7. h3 Ng6 8. O-O d6 9. Nh2 c6 10. f4 b5 11. Bb3 Nxf4 12. Bxf4 exf4 13. Rxf4 d5 14. e5 Nd7 15. Qh5 Bb7 16. Raf1 Qe7 17. d4 c5 18. Nxb5 cxd4 19. Nxd4 Nxe5 20. Nf5 Qc5+ 21. Kh1 Ng6 22. Ng4 Nxf4 23. Rxf4 Rae8 24. Bxd5 Re1+ 25. Kh2 Qg1+ 26. Kg3 Bxd5 *", + "Moves": "g4f6 g7f6 h5g4 g8h8 g4g7", + "MovesSAN": "Nf6+ gxf6 Qg4+ Kh8 Qg7#", + "Themes": "clearance kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "3qrrk1/pp3p1p/3p1P2/2pP1bpP/4B1P1/1P1P4/P4Q2/B5K1 w - - 0 27", + "PGN": "1. e4 c5 2. b3 d6 3. Bb2 Nd7 4. d3 Ngf6 5. g3 e6 6. Bg2 Be7 7. Ne2 O-O 8. O-O Nb6 9. f4 Ng4 10. Qd2 e5 11. f5 Bg5 12. Qe1 Ne3 13. Rf3 Nxc2 14. Qf2 Qf6 15. Nbc3 Nxa1 16. Bxa1 Bd7 17. h4 Bh6 18. g4 Bf4 19. Nd5 Nxd5 20. exd5 Qe7 21. Nxf4 exf4 22. Rxf4 Rae8 23. Be4 g6 24. f6 Qd8 25. h5 g5 26. Rf5 Bxf5 *", + "Moves": "f2f5 e8e4 f5g5 g8h8 g5g7", + "MovesSAN": "Qxf5 Rxe4 Qxg5+ Kh8 Qg7#", + "Themes": "kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "8/6pk/R7/5KP1/8/8/p4P2/r7 w - - 0 45", + "PGN": "1. e4 c6 2. Nf3 d5 3. exd5 cxd5 4. d4 Nf6 5. Bd3 Nc6 6. O-O Bg4 7. c3 e6 8. Bg5 Be7 9. Nbd2 h6 10. Bh4 O-O 11. Qc2 Nd7 12. Bg3 f6 13. Rfe1 e5 14. dxe5 fxe5 15. Nxe5 Ndxe5 16. Bxe5 Nxe5 17. Rxe5 Bf6 18. Ree1 Qb6 19. Nb3 Bh4 20. g3 Bg5 21. h4 Bf6 22. Re3 Rad8 23. Bf5 Bxf5 24. Qxf5 Bxc3 25. Qe6+ Qxe6 26. Rxe6 Bxb2 27. Rd1 d4 28. Re4 Bc3 29. Nxd4 Bxd4 30. Rexd4 Rxd4 31. Rxd4 Rf6 32. Rd7 Ra6 33. Rxb7 Rxa2 34. Kg2 a5 35. Ra7 a4 36. Kf3 a3 37. g4 Ra1 38. g5 hxg5 39. hxg5 Kh7 40. Kf4 Kg6 41. Ra6+ Kh5 42. Ra7 Kg6 43. Ra6+ Kh7 44. Kf5 a2 *", + "Moves": "g5g6 h7h6 a6a8 a1b1 a8h8", + "MovesSAN": "g6+ Kh6 Ra8 Rb1 Rh8#", + "Themes": "endgame long mate mateIn3 rookEndgame" + }, + { + "FEN": "1r4k1/1Rp2ppp/1pqp1b2/8/4PP2/2P1BBP1/1P5P/6K1 w - - 0 28", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Nb3 Be7 6. Nc3 Nf6 7. Be2 O-O 8. O-O d6 9. Be3 Be6 10. f4 Bxb3 11. axb3 a6 12. Bf3 Nd7 13. Nd5 Nf6 14. c3 Nxd5 15. Qxd5 Bf6 16. b4 Ne7 17. Qd3 Ng6 18. g3 Re8 19. Rfd1 Qc8 20. b5 axb5 21. Qxb5 Rxa1 22. Rxa1 b6 23. Qc6 Ne7 24. Qc4 Qd7 25. Ra7 Nc6 26. Rb7 Rb8 27. Qxc6 Qxc6 *", + "Moves": "b7b8 f6d8 b8d8 c6e8 d8e8", + "MovesSAN": "Rxb8+ Bd8 Rxd8+ Qe8 Rxe8#", + "Themes": "backRankMate endgame hangingPiece long mate mateIn3" + }, + { + "FEN": "3k3r/pR3pp1/B1p3r1/2q5/5P2/P7/4Q2P/4R2K b - - 2 32", + "PGN": "1. e4 d5 2. Nf3 dxe4 3. Ng5 Bf5 4. Nc3 Nf6 5. Qe2 c6 6. Ngxe4 Nxe4 7. Nxe4 Bxe4 8. Qxe4 Nd7 9. d4 e6 10. Bd3 Nf6 11. Qf3 Qb6 12. c3 h6 13. b4 Nd5 14. Bb2 Be7 15. a3 Bf6 16. O-O Qc7 17. g3 h5 18. c4 Ne7 19. Rab1 h4 20. Rfe1 hxg3 21. fxg3 O-O-O 22. d5 Bxb2 23. Rxb2 exd5 24. cxd5 Nxd5 25. b5 Rd6 26. bxc6 bxc6 27. Ba6+ Kd8 28. Rb7 Qa5 29. Qe2 Qc5+ 30. Kg2 Nf4+ 31. gxf4 Rg6+ 32. Kh1 *", + "Moves": "c5d5 e2e4 h8h2 h1h2 d5h5", + "MovesSAN": "Qd5+ Qe4 Rxh2+ Kxh2 Qh5#", + "Themes": "attraction deflection long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "4r1k1/ppp3pp/1bq3p1/8/3Pr3/1PP4P/P2B1QP1/5R1K w - - 0 27", + "PGN": "1. e4 e5 2. f4 d5 3. fxe5 dxe4 4. Bc4 Nh6 5. Ne2 Bc5 6. d4 Bb6 7. O-O O-O 8. c3 Ng4 9. h3 Nxe5 10. Bf4 Nxc4 11. Nd2 Na5 12. Nxe4 Bf5 13. N4g3 Bg6 14. Qd2 Nc4 15. Qc1 Nd7 16. Kh1 Nf6 17. b3 Nd6 18. Qd2 Re8 19. Rf2 Nde4 20. Nxe4 Nxe4 21. Qe3 Nxf2+ 22. Qxf2 Qd5 23. Rf1 Re4 24. Bd2 Rae8 25. Nf4 Qc6 26. Nxg6 fxg6 *", + "Moves": "f2f7 g8h8 f7f8 e8f8 f1f8", + "MovesSAN": "Qf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r1b2rk1/pp3qp1/4p1QR/2p1P3/2PP4/8/PP1B2PP/R5K1 b - - 0 22", + "PGN": "1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nd7 5. Nf3 Ngf6 6. Ng3 e6 7. Bd3 Bd6 8. Qe2 O-O 9. Bd2 Re8 10. Ne5 Nd5 11. c4 N5f6 12. O-O Qc7 13. f4 Nf8 14. Ne4 Nxe4 15. Bxe4 Ng6 16. Qh5 Bxe5 17. fxe5 Rf8 18. Rf3 c5 19. Rh3 h6 20. Bxg6 fxg6 21. Qxg6 Qf7 22. Rxh6 *", + "Moves": "f7f2 g1h1 f2f1 a1f1 f8f1", + "MovesSAN": "Qf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate fork long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "5b1k/5p1p/4pP2/3NB3/1r2n1Q1/p3P2P/6PK/2q5 w - - 0 35", + "PGN": "1. d4 d5 2. c4 c6 3. Nc3 Bf5 4. Nf3 e6 5. e3 Nf6 6. Bd3 Bxd3 7. Qxd3 Be7 8. O-O O-O 9. a3 Nbd7 10. b4 Nb6 11. c5 Nc4 12. Ne5 Nxe5 13. dxe5 Nd7 14. f4 b6 15. cxb6 Qxb6 16. Bb2 a5 17. b5 cxb5 18. Nxb5 Qa6 19. Rab1 Rab8 20. a4 Nc5 21. Qc2 Ne4 22. Bd4 Rfc8 23. Qe2 Rc4 24. f5 Rxa4 25. f6 gxf6 26. exf6 Bf8 27. Qg4+ Kh8 28. Nc7 Qc8 29. Rbc1 Rc4 30. Be5 Rxc1 31. Rxc1 Rb4 32. h3 a4 33. Kh2 a3 34. Nxd5 Qxc1 *", + "Moves": "g4g7 f8g7 f6g7 h8g8 d5e7", + "MovesSAN": "Qg7+ Bxg7 fxg7+ Kg8 Ne7#", + "Themes": "advancedPawn long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "3b2k1/1p4pp/3q1p2/4p2Q/3pP1B1/5P1P/6PK/8 w - - 2 36", + "PGN": "1. e4 e5 2. Nf3 d6 3. Bb5+ Nc6 4. O-O Nf6 5. d3 Be7 6. Nc3 O-O 7. d4 Bg4 8. Be2 Bxf3 9. Bxf3 Nxd4 10. Bg5 c6 11. h3 Ne6 12. Bxf6 Bxf6 13. Bg4 Nf4 14. a4 Qe7 15. Ra3 Rad8 16. b4 a6 17. b5 cxb5 18. axb5 axb5 19. Nxb5 d5 20. Qf3 Qc5 21. Rb1 Qxc2 22. Rd1 d4 23. Ra7 Qc6 24. Qb3 Ra8 25. f3 Qb6 26. Rxa8 Rxa8 27. Rc1 Ne2+ 28. Kh2 Nxc1 29. Qc4 Na2 30. Nc7 Rc8 31. Qxa2 Rxc7 32. Qa8+ Rc8 33. Qxc8+ Bd8 34. Qf5 f6 35. Qh5 Qd6 *", + "Moves": "h5e8 d6f8 g4e6 g8h8 e8f8", + "MovesSAN": "Qe8+ Qf8 Be6+ Kh8 Qxf8#", + "Themes": "deflection endgame long mate mateIn3" + }, + { + "FEN": "7Q/q4p1p/4p1p1/p1r5/4Pk1P/3R1P2/P5P1/1R4K1 b - - 0 32", + "PGN": "1. e4 g6 2. Nf3 Bg7 3. c3 e6 4. d4 Ne7 5. Bd3 d6 6. Be3 O-O 7. Qc2 c5 8. dxc5 dxc5 9. Bxc5 Nbc6 10. Nbd2 b6 11. Ba3 Re8 12. O-O a5 13. b3 Ba6 14. Bxa6 Rxa6 15. Rfd1 Qc7 16. Nc4 b5 17. Bxe7 bxc4 18. Bd6 Qb6 19. bxc4 Rd8 20. c5 Qa7 21. Nd4 Nxd4 22. cxd4 Rc6 23. Rab1 Rdxd6 24. Qa4 Rxd4 25. Rxd4 Rxc5 26. Rd8+ Bf8 27. Qe8 Kg7 28. Qxf8+ Kf6 29. Qh8+ Kg5 30. h4+ Kg4 31. Rd3 Kf4 32. f3 *", + "Moves": "c5c1 g1h2 a7g1 h2h3 g1h1", + "MovesSAN": "Rc1+ Kh2 Qg1+ Kh3 Qh1#", + "Themes": "doubleCheck endgame long mate mateIn3" + }, + { + "FEN": "r2k4/2p1np2/p2p1N2/1p1P1q2/7Q/1B3b2/PP4rP/R3RK2 w - - 2 23", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O b5 6. Bb3 Bc5 7. c3 Nxe4 8. d4 exd4 9. cxd4 Bb4 10. d5 Ne7 11. Qd4 Nxf2 12. Qxb4 Nd3 13. Qd4 Nxc1 14. Rxc1 d6 15. Qxg7 Rg8 16. Qxh7 Bf5 17. Qh4 Qd7 18. Re1 Bg4 19. Nbd2 Kd8 20. Ne4 Bxf3 21. Nf6 Rxg2+ 22. Kf1 Qf5 *", + "Moves": "h4h8 g2g8 h8g8 e7g8 e1e8", + "MovesSAN": "Qh8+ Rg8 Qxg8+ Nxg8 Re8#", + "Themes": "long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "6rk/5p1n/bqn1pPr1/3pP3/pp1P4/1Pp1BBP1/P1P2PK1/3R3R w - - 0 28", + "PGN": "1. e4 e6 2. d3 d5 3. Nd2 c5 4. Ngf3 Nc6 5. g3 Nf6 6. Bg2 Be7 7. O-O O-O 8. Re1 a6 9. e5 Nd7 10. Nf1 b5 11. h4 Bb7 12. Bf4 c4 13. d4 b4 14. Ng5 Bxg5 15. hxg5 a5 16. Nh2 Qb6 17. Be3 c3 18. b3 Ba6 19. Ng4 Rae8 20. Nf6+ gxf6 21. gxf6 Kh8 22. Qh5 Rg8 23. Rad1 Rg6 24. Bf3 Reg8 25. Kg2 Nf8 26. Rh1 a4 27. Qxh7+ Nxh7 *", + "Moves": "h1h7 h8h7 d1h1 g6h6 h1h6", + "MovesSAN": "Rxh7+ Kxh7 Rh1+ Rh6 Rxh6#", + "Themes": "attraction exposedKing kingsideAttack long master mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "4r2k/1R4p1/7p/6r1/3B4/2P3P1/5KR1/8 b - - 6 37", + "PGN": "1. d4 e5 2. dxe5 d6 3. exd6 Bxd6 4. c3 Be6 5. Nf3 Nf6 6. Nd4 O-O 7. Nxe6 fxe6 8. Qc2 Bc5 9. Nd2 Ng4 10. Ne4 Bxf2+ 11. Nxf2 Nxf2 12. Rg1 Nc6 13. h3 Qf6 14. e4 Ne5 15. Be3 Nfg4 16. hxg4 Nxg4 17. Bd4 Qh4+ 18. g3 Qg5 19. Bc4 Kh8 20. Bxe6 Rae8 21. Bxg4 Qxg4 22. e5 c5 23. Bf2 Rxe5+ 24. Kf1 Qf5 25. Qxf5 Rexf5 26. Rg2 Rh5 27. Kg1 b6 28. Rd1 Re5 29. Rd7 Re2 30. Rxa7 Rxb2 31. a4 h6 32. Rb7 Ra2 33. Rxb6 Rxa4 34. Bxc5 Re8 35. Bd4 Ra5 36. Rb7 Rg5 37. Kf2 *", + "Moves": "g5f5 f2g1 e8e1 g1h2 f5h5", + "MovesSAN": "Rf5+ Kg1 Re1+ Kh2 Rh5#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "1rb3k1/p6R/2p1p1p1/2pp2b1/3P2B1/K7/Pr6/7R w - - 0 37", + "PGN": "1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 g6 5. Bf4 Bg7 6. e3 Bf5 7. Bd3 Bg4 8. h3 Bc8 9. h4 e6 10. c5 Nbd7 11. Ne5 O-O 12. h5 Nxh5 13. g4 Nxf4 14. exf4 Nxe5 15. fxe5 Qg5 16. Qd2 Qxg4 17. Be2 Qf5 18. O-O-O h6 19. Rdg1 Qxf2 20. Nd1 Qf5 21. Bd3 Qf3 22. Be2 Qe4 23. Nf2 Qf5 24. Bg4 Qg5 25. Qxg5 hxg5 26. Rh2 b6 27. Rgh1 f6 28. Nh3 Kf7 29. exf6 Bxf6 30. Rf1 bxc5 31. Nxg5+ Kg7 32. Rh7+ Kg8 33. Rfh1 Bxg5+ 34. Kc2 Rf2+ 35. Kb3 Rb8+ 36. Ka3 Rfxb2 *", + "Moves": "h7h8 g8f7 h1h7 f7f6 h8f8", + "MovesSAN": "Rh8+ Kf7 R1h7+ Kf6 Rf8#", + "Themes": "exposedKing long mate mateIn3 middlegame" + }, + { + "FEN": "r4rk1/p3R1pp/1qp5/3p4/6Q1/B1P5/P1P2PPP/R5K1 b - - 2 16", + "PGN": "1. e4 e6 2. Nf3 d5 3. Nc3 c5 4. d4 cxd4 5. Nxd4 Bb4 6. exd5 Bxc3+ 7. bxc3 exd5 8. Ba3 Nc6 9. Bb5 Bd7 10. O-O Nge7 11. Bxc6 bxc6 12. Re1 Be6 13. Nxe6 fxe6 14. Rxe6 O-O 15. Rxe7 Qb6 16. Qg4 *", + "Moves": "b6f2 g1h1 f2f1 a1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r2qr1k1/pp1n1p1p/2p1bp2/6P1/8/5PQ1/PPP5/R1B1N1K1 w - - 0 22", + "PGN": "1. Nf3 d5 2. g3 Nf6 3. d4 c6 4. Bg2 Bf5 5. O-O Nbd7 6. e3 e6 7. Nc3 Be7 8. h3 O-O 9. Ne1 e5 10. g4 Bg6 11. g5 Ne4 12. Bxe4 Bxe4 13. f3 Bf5 14. e4 Bxh3 15. Rf2 exd4 16. Qxd4 Bc5 17. Qd2 Bxf2+ 18. Qxf2 dxe4 19. Nxe4 Re8 20. Qg3 Be6 21. Nf6+ gxf6 *", + "Moves": "g5f6 e6g4 g3g4 g8h8 g4g7", + "MovesSAN": "gxf6+ Bg4 Qxg4+ Kh8 Qg7#", + "Themes": "discoveredAttack kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "8/2p4p/1p1pNr1k/p2Pn3/2bR4/2P4P/P5P1/3BK3 w - - 0 39", + "PGN": "1. d4 Nc6 2. c4 e5 3. d5 Nce7 4. e4 Nf6 5. Nc3 Ng6 6. Nf3 Bb4 7. Bd2 Bxc3 8. Bxc3 Nxe4 9. Bd3 Nxc3 10. bxc3 d6 11. O-O f5 12. Be2 b6 13. Qb3 O-O 14. Rad1 Nf4 15. Rfe1 a5 16. Bf1 e4 17. Nd4 Qg5 18. Qc2 Bd7 19. Kh1 Rae8 20. Ne2 Ng6 21. Ng3 Ne5 22. Qe2 Bc8 23. Qh5 Qxh5 24. Nxh5 Ba6 25. Rd4 g5 26. Ng3 Ng4 27. Kg1 Kg7 28. h3 Nh6 29. Be2 Nf7 30. Nxf5+ Kf6 31. Ng3 e3 32. Bh5 exf2+ 33. Kxf2 Rxe1 34. Kxe1 Ne5 35. Ne4+ Kg7 36. Nxg5 Kh6 37. Ne6 Rf6 38. Bd1 Bxc4 *", + "Moves": "d4h4 h6g6 d1h5 g6f5 h4f4", + "MovesSAN": "Rh4+ Kg6 Bh5+ Kf5 Rf4#", + "Themes": "endgame exposedKing hookMate long mate mateIn3" + }, + { + "FEN": "1rr3k1/3R1pp1/bpp1p2p/p3q3/4B3/P5P1/1P1R1P1P/3Q2K1 w - - 4 25", + "PGN": "1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. g3 c6 5. Bg2 Bd6 6. Qc2 Nbd7 7. Bg5 O-O 8. Nbd2 b6 9. O-O Bb7 10. e4 dxe4 11. Nxe4 Bc7 12. Rfd1 h6 13. Bxf6 Nxf6 14. Nxf6+ Qxf6 15. Ne5 Bxe5 16. dxe5 Qxe5 17. Rd7 Rab8 18. Rad1 Qc5 19. a3 a5 20. Rc7 Rfc8 21. Rcd7 Ba6 22. R1d2 Qxc4 23. Qd1 Qb5 24. Be4 Qe5 *", + "Moves": "d7d8 c8d8 d2d8 b8d8 d1d8", + "MovesSAN": "Rd8+ Rxd8 Rxd8+ Rxd8 Qxd8#", + "Themes": "kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "R7/8/8/4pkpp/P7/5PPK/1r5P/8 b - - 1 43", + "PGN": "1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. d4 cxd4 5. Nf3 d6 6. cxd4 Nc6 7. Bc4 Nb6 8. Bb3 Bg4 9. Bxf7+ Kxf7 10. Ng5+ Ke8 11. Qxg4 dxe5 12. O-O g6 13. dxe5 Nxe5 14. Qf4 Qd6 15. Nc3 Qf6 16. Qe4 Nc6 17. Nd5 Nxd5 18. Qxd5 Rd8 19. Qb3 b6 20. Be3 Bh6 21. Ne4 Qg7 22. Bxh6 Qxh6 23. Rad1 Qh5 24. Rxd8+ Nxd8 25. Re1 Kf8 26. Qd3 Nf7 27. Qd7 Qf5 28. Qxa7 Qa5 29. Qxa5 bxa5 30. Nc3 e5 31. Re4 Kg7 32. Ra4 Rb8 33. g3 Rxb2 34. Rxa5 h5 35. Ne4 Rb4 36. f3 Rb1+ 37. Kg2 Rb2+ 38. Kh3 Kh6 39. Ra7 Ng5+ 40. Nxg5 Kxg5 41. a4 Kf5 42. Ra5 g5 43. Ra8 *", + "Moves": "g5g4 f3g4 h5g4 h3h4 b2h2", + "MovesSAN": "g4+ fxg4+ hxg4+ Kh4 Rxh2#", + "Themes": "endgame long mate mateIn3 rookEndgame" + }, + { + "FEN": "8/1k5p/1Npq4/Q2p4/7n/6P1/PP6/3R2K1 b - - 0 30", + "PGN": "1. e4 c6 2. Nf3 d5 3. e5 e6 4. d4 c5 5. Be3 Nc6 6. dxc5 a5 7. Bb5 a4 8. Nd4 Qa5+ 9. Bd2 Qc7 10. Nc3 Qxe5+ 11. Be3 Bd7 12. O-O Bxc5 13. Nxc6 Bxc6 14. Bxc6+ bxc6 15. Re1 Bxe3 16. Rxe3 Qd6 17. Rg3 Ne7 18. Rxg7 O-O-O 19. Nxa4 Rdg8 20. Qd4 Nf5 21. Rxg8+ Rxg8 22. Nb6+ Kc7 23. Qa4 Kb7 24. Qa5 Nh4 25. g3 f5 26. c4 f4 27. cxd5 exd5 28. Rd1 fxg3 29. fxg3 Rxg3+ 30. hxg3 *", + "Moves": "d6g3 g1f1 g3g2 f1e1 h4f3", + "MovesSAN": "Qxg3+ Kf1 Qg2+ Ke1 Nf3#", + "Themes": "endgame exposedKing long mate mateIn3" + }, + { + "FEN": "1k6/1pp3pp/p7/PP3p1n/8/4PP2/3Q1K2/q7 w - - 0 30", + "PGN": "1. d4 e5 2. dxe5 Bc5 3. Nf3 d6 4. exd6 Bxd6 5. e3 Nf6 6. Nc3 Nc6 7. Bd2 Be6 8. Bd3 Qe7 9. a4 O-O-O 10. a5 a6 11. Qe2 Kb8 12. O-O Bg4 13. Rfb1 Ne5 14. h3 Bxf3 15. gxf3 Nxd3 16. cxd3 Nh5 17. Ne4 f5 18. Ng3 Bxg3 19. fxg3 Nxg3 20. Qd1 Rxd3 21. b4 Rhd8 22. Rb2 Qg5 23. Kf2 Nh5 24. b5 Qg3+ 25. Kf1 Qxh3+ 26. Ke1 Qh1+ 27. Kf2 Rxd2+ 28. Rxd2 Rxd2+ 29. Qxd2 Qxa1 *", + "Moves": "d2d8 b8a7 b5b6 c7b6 a5b6", + "MovesSAN": "Qd8+ Ka7 b6+ cxb6 axb6#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "7k/1R5p/6p1/4K3/p2P4/rp6/8/8 w - - 0 36", + "PGN": "1. e4 e5 2. d4 exd4 3. Qxd4 Nc6 4. Qc4 Nf6 5. Nc3 Bb4 6. Bd2 O-O 7. a3 Bxc3 8. Bxc3 Nxe4 9. Nh3 d5 10. Qb5 Nxc3 11. bxc3 Re8+ 12. Be2 Bg4 13. f3 Bxh3 14. gxh3 a6 15. Qd3 d4 16. Rg1 Ne5 17. Qf5 dxc3 18. Rd1 Qe7 19. Rg2 g6 20. Kf1 Kh8 21. Qe4 Rad8 22. Rxd8 Qxd8 23. Bd3 Nxd3 24. Qxd3 Qxd3+ 25. cxd3 b5 26. Rc2 Re3 27. Rxc3 Rxf3+ 28. Ke2 Rxh3 29. Rxc7 Rxh2+ 30. Ke3 Ra2 31. Rxf7 Rxa3 32. Ke4 b4 33. Rb7 b3 34. d4 a5 35. Ke5 a4 *", + "Moves": "e5f6 h7h6 f6g6 b3b2 b7b8", + "MovesSAN": "Kf6 h6 Kxg6 b2 Rb8#", + "Themes": "endgame long mate mateIn3 rookEndgame" + }, + { + "FEN": "rn1q4/p1pp1kpQ/1p2p2p/4P3/2P5/3B1bN1/PP5K/R1B1R3 b - - 0 21", + "PGN": "1. d4 f5 2. c4 Nf6 3. Nc3 e6 4. Nf3 Be7 5. e3 O-O 6. Bd3 b6 7. O-O Bb7 8. Re1 h6 9. e4 fxe4 10. Nxe4 Ng4 11. Ng3 Bd6 12. Ne5 Nxh2 13. Kxh2 Rxf2 14. Qg4 Rxg2+ 15. Kh3 Rf2 16. Qg6 Bg2+ 17. Kg4 Bxe5 18. Qh7+ Kf7 19. dxe5 Bf3+ 20. Kh3 Rh2+ 21. Kxh2 *", + "Moves": "d8h4 h2g1 h4g3 g1f1 g3g2", + "MovesSAN": "Qh4+ Kg1 Qxg3+ Kf1 Qg2#", + "Themes": "deflection exposedKing fork long mate mateIn3 middlegame" + }, + { + "FEN": "2R5/6pk/7p/p7/P7/3pPr2/1P1Q1P1q/5K2 w - - 2 44", + "PGN": "1. Nf3 Nf6 2. g3 d5 3. Bg2 e6 4. O-O Be7 5. c4 O-O 6. cxd5 exd5 7. d4 c6 8. Nc3 Bg4 9. Bf4 Qd7 10. Ne5 Qc8 11. Rc1 Bh3 12. Qb3 Bxg2 13. Kxg2 a5 14. a4 Na6 15. Rc2 Nb4 16. Rd2 Ne4 17. Nxe4 dxe4 18. Rc1 Nd5 19. Be3 Bb4 20. Rdc2 f6 21. Nc4 Kh8 22. Bd2 Bxd2 23. Rxd2 f5 24. Ne3 Nb4 25. d5 f4 26. gxf4 Rxf4 27. dxc6 Qf8 28. Rf1 bxc6 29. Rd7 Qf6 30. Qd1 Rf8 31. Qe1 Qg5+ 32. Kh1 Qh4 33. Ng2 Qg4 34. Nxf4 Qxd7 35. e3 Nd3 36. Nxd3 exd3 37. Qd2 Qd5+ 38. Kg1 Rf3 39. Rd1 Qg5+ 40. Kf1 Qh4 41. Rc1 h6 42. Rxc6 Qxh2 43. Rc8+ Kh7 *", + "Moves": "d2d3 g7g6 d3d7 f3f7 d7f7", + "MovesSAN": "Qxd3+ g6 Qd7+ Rf7 Qxf7#", + "Themes": "endgame long master mate mateIn3" + }, + { + "FEN": "4b1kr/pp3pp1/7p/3p4/1P3Q2/1q3P2/5KPP/4R3 w - - 0 35", + "PGN": "1. e4 e6 2. Nf3 d5 3. exd5 exd5 4. d4 Nc6 5. Qe2+ Be7 6. Ne5 Nxd4 7. Qd3 c5 8. b3 Bf5 9. Qc3 Nxc2+ 10. Kd1 Bf6 11. Bb5+ Kf8 12. Qxc5+ Be7 13. Nd7+ Bxd7 14. Qxc2 Bxb5 15. Bb2 Rc8 16. Qf5 Nf6 17. Re1 Bd7 18. Qf4 Ne4 19. Na3 Bxa3 20. Bxa3+ Kg8 21. f3 Nc3+ 22. Kd2 Qa5 23. Bb4 Qb6 24. Bxc3 Rxc3 25. Kxc3 Qc5+ 26. Kb2 Qf2+ 27. Kc3 Qc5+ 28. Kd2 Qf2+ 29. Re2 Qc5 30. Rae1 Qa5+ 31. b4 Qxa2+ 32. Ke3 Qb3+ 33. Kf2 h6 34. Re8+ Bxe8 *", + "Moves": "e1e8 g8h7 f4f5 g7g6 f5f7", + "MovesSAN": "Rxe8+ Kh7 Qf5+ g6 Qxf7#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "2r1n1k1/pp4pp/3p2r1/5p2/Q2P4/2P4P/PP1q2P1/4R1K1 w - - 0 24", + "PGN": "1. d4 e5 2. dxe5 Nc6 3. Nf3 d6 4. Bg5 Be7 5. Bxe7 Qxe7 6. exd6 cxd6 7. e3 Nf6 8. Nbd2 Be6 9. Bb5 Rc8 10. O-O O-O 11. c3 Ne8 12. Nd4 Nxd4 13. exd4 f5 14. f4 Qh4 15. Rf3 Rf6 16. Qa4 Rh6 17. h3 Nf6 18. Re1 Bd5 19. Rfe3 Qxf4 20. Bd7 Rg6 21. Be6+ Bxe6 22. Rxe6 Qxd2 23. Re8+ Nxe8 *", + "Moves": "e1e8 g8f7 a4d7 f7f6 d7e7", + "MovesSAN": "Rxe8+ Kf7 Qd7+ Kf6 Qe7#", + "Themes": "endgame fork long mate mateIn3" + }, + { + "FEN": "Q7/1p5k/2r1p1pp/1Nqp1r2/8/4P1P1/PPP2P2/2K4R w - - 0 29", + "PGN": "1. d4 d5 2. Nc3 Nf6 3. Bf4 Nc6 4. Nf3 Bf5 5. e3 e6 6. g4 Bg6 7. Ne5 Nxe5 8. Bxe5 Nd7 9. Bg3 Bb4 10. Bd3 O-O 11. Bxg6 fxg6 12. Qd3 c5 13. dxc5 Nxc5 14. Qd4 Ne4 15. Qxb4 Nxg3 16. hxg3 Qf6 17. Rh2 Rf7 18. O-O-O a5 19. Qf4 Qe7 20. Qe5 Rc8 21. Rdh1 h6 22. g5 Rf5 23. Qd4 Qxg5 24. Qb6 Qe7 25. Nb5 Rc6 26. Qxa5 Qc5 27. Qa8+ Kh7 28. Rxh6+ gxh6 *", + "Moves": "h1h6 h7h6 a8h8 h6g5 h8h4", + "MovesSAN": "Rxh6+ Kxh6 Qh8+ Kg5 Qh4#", + "Themes": "attraction endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "4rr1k/pp5p/8/3P2p1/6Q1/P1P2p2/1P3RPP/6K1 b - - 0 28", + "PGN": "1. f4 d5 2. Nf3 c5 3. e3 Nc6 4. Be2 Bf5 5. O-O Nf6 6. a3 Qc7 7. c3 e5 8. fxe5 Nxe5 9. Nxe5 Qxe5 10. Bb5+ Bd7 11. d4 Qe6 12. Bxd7+ Qxd7 13. Qf3 cxd4 14. exd4 Be7 15. Bg5 O-O 16. Nd2 Ne4 17. Nxe4 dxe4 18. Qg3 Bxg5 19. Qxg5 Rae8 20. Qe3 f5 21. Rf4 g5 22. Rf2 f4 23. Qe2 f3 24. Qc4+ Kh8 25. Raf1 Qg4 26. d5 e3 27. Qxg4 exf2+ 28. Rxf2 *", + "Moves": "e8e1 f2f1 f3f2 g1h1 e1f1", + "MovesSAN": "Re1+ Rf1 f2+ Kh1 Rxf1#", + "Themes": "advancedPawn backRankMate deflection endgame long mate mateIn3 queenRookEndgame" + }, + { + "FEN": "5qk1/1bQp2pp/4p3/8/2P1P1n1/3B4/1P4PP/1NB3K1 b - - 0 20", + "PGN": "1. e4 a6 2. d4 b5 3. Nf3 Bb7 4. d5 e6 5. c4 b4 6. Bd3 Bc5 7. O-O Nf6 8. a3 a5 9. axb4 axb4 10. Rxa8 Bxa8 11. Qa4 Bb7 12. Qb5 Bxf2+ 13. Rxf2 Qc8 14. dxe6 fxe6 15. Qxb4 Nc6 16. Qc3 O-O 17. Ne5 Nxe5 18. Qxe5 Ng4 19. Rxf8+ Qxf8 20. Qxc7 *", + "Moves": "f8f2 g1h1 f2e1 d3f1 e1f1", + "MovesSAN": "Qf2+ Kh1 Qe1+ Bf1 Qxf1#", + "Themes": "fork long mate mateIn3 middlegame" + }, + { + "FEN": "5rk1/p1p3p1/2p4p/4Nq2/3Q2b1/2P1P3/P1P3PP/R5K1 b - - 2 19", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 f5 4. d3 Nf6 5. Nc3 Bb4 6. Bg5 d6 7. O-O Bxc3 8. bxc3 O-O 9. Re1 h6 10. Bxf6 Qxf6 11. d4 fxe4 12. Rxe4 Bf5 13. Bxc6 bxc6 14. dxe5 dxe5 15. Rxe5 Bg4 16. Re3 Rae8 17. Qd4 Rxe3 18. fxe3 Qf5 19. Ne5 *", + "Moves": "f5f2 g1h1 f2f1 a1f1 f8f1", + "MovesSAN": "Qf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "Q6r/2Q2pk1/6p1/2p4r/1p1p2q1/1P1P3P/2P3P1/R5RK b - - 0 42", + "PGN": "1. e4 c5 2. Nf3 d6 3. Be2 a6 4. O-O Nf6 5. d3 h6 6. Nfd2 e5 7. Nc4 b5 8. Ncd2 Be7 9. f4 exf4 10. Rxf4 O-O 11. Rf1 d5 12. e5 Nfd7 13. Nf3 Nc6 14. Bf4 Bg5 15. Nxg5 hxg5 16. Bc1 Ndxe5 17. Nd2 Nd4 18. Nf3 Ndxf3+ 19. Bxf3 g4 20. Be2 d4 21. a4 b4 22. Bf4 Qd6 23. Bxg4 Bxg4 24. Bxe5 Qxe5 25. Qxg4 Qe3+ 26. Kh1 Rae8 27. b3 Qd2 28. Rac1 g6 29. Qd7 Rd8 30. Qc6 Qg5 31. Qxa6 Rd5 32. Qf6 Qg4 33. a5 Rg5 34. Rg1 Rf5 35. Qc6 Rh5 36. a6 Rc8 37. Qd6 Qh4 38. a7 Rd8 39. Qc7 Kg7 40. Ra1 Rdh8 41. h3 Qg4 42. a8=Q *", + "Moves": "h5h3 g2h3 g4h3 c7h2 h3h2", + "MovesSAN": "Rxh3+ gxh3 Qxh3+ Qh2 Qxh2#", + "Themes": "long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "5rk1/4R2p/bp1P1rp1/p7/3Q4/2P3Pq/PP4BP/4R1K1 b - - 2 33", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. Nc3 e6 4. g3 a6 5. Bg2 Nf6 6. O-O d6 7. Re1 Be7 8. e5 dxe5 9. Nxe5 Nxe5 10. Rxe5 Qc7 11. d4 O-O 12. Bf4 Bd6 13. Rxc5 Qb8 14. Bxd6 Qxd6 15. Ne4 Nxe4 16. Bxe4 Rd8 17. c3 Rb8 18. Qh5 g6 19. Qf3 b6 20. Rc6 Qe7 21. Rc4 f5 22. Bc6 Rd6 23. Re1 a5 24. d5 e5 25. Qe3 Ba6 26. Rd4 e4 27. f3 Rf8 28. fxe4 fxe4 29. Rxe4 Qf7 30. Re7 Qf5 31. Qd4 Rdf6 32. d6 Qh3 33. Bg2 *", + "Moves": "f6f1 e1f1 f8f1 g2f1 h3f1", + "MovesSAN": "Rf1+ Rxf1 Rxf1+ Bxf1 Qxf1#", + "Themes": "kingsideAttack long master mate mateIn3 middlegame sacrifice xRayAttack" + }, + { + "FEN": "5rk1/5ppp/1pr5/8/5Q2/1P2P3/2q3PP/3R1RK1 w - - 0 23", + "PGN": "1. e4 e6 2. Nf3 d5 3. exd5 exd5 4. d4 Nf6 5. Be2 c5 6. O-O Nc6 7. Be3 Qb6 8. b3 Ng4 9. Nc3 Nxe3 10. fxe3 Be7 11. Na4 Qc7 12. Nxc5 Bxc5 13. dxc5 b6 14. cxb6 axb6 15. Qxd5 O-O 16. Bb5 Bb7 17. Bxc6 Bxc6 18. Qc4 Rac8 19. Rad1 Qa7 20. Qf4 Qxa2 21. Ne5 Qxc2 22. Nxc6 Rxc6 *", + "Moves": "f4f7 f8f7 d1d8 f7f8 f1f8", + "MovesSAN": "Qxf7+ Rxf7 Rd8+ Rf8 Rfxf8#", + "Themes": "endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "6k1/1p3pp1/p1p4p/2Q5/2P2P2/1P3qP1/1r3P2/4R1K1 w - - 2 32", + "PGN": "1. c4 Nf6 2. g3 e5 3. Bg2 Bc5 4. Nf3 d6 5. Nc3 Nc6 6. O-O Ne7 7. d4 exd4 8. Nxd4 O-O 9. h3 Ng6 10. Bg5 h6 11. Bxf6 Qxf6 12. Nf3 a6 13. Ne4 Qe6 14. Nxc5 dxc5 15. Qd5 Qe7 16. e3 c6 17. Qd3 Be6 18. b3 Rad8 19. Qc3 Qd7 20. Rad1 Qc8 21. Rxd8 Rxd8 22. Ne1 Bxh3 23. Nd3 Bxg2 24. Kxg2 Qf5 25. Nf4 Qe4+ 26. Kh2 Nxf4 27. exf4 Rd3 28. Qa5 Qf3 29. Qxc5 Rd2 30. Kg1 Rxa2 31. Re1 Rb2 *", + "Moves": "e1e8 g8h7 c5f5 g7g6 f5f7", + "MovesSAN": "Re8+ Kh7 Qf5+ g6 Qxf7#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "8/6pp/8/2P1q1pk/3p4/3Q4/6K1/8 w - - 4 57", + "PGN": "1. e4 c5 2. Nc3 Nc6 3. g3 e6 4. Bg2 Nf6 5. d3 Be7 6. Nge2 O-O 7. h3 a6 8. O-O b5 9. e5 Ne8 10. f4 Bb7 11. Be3 Nc7 12. a3 b4 13. Na4 Nd5 14. Bxd5 exd5 15. Nxc5 Bxc5 16. Bxc5 Re8 17. d4 bxa3 18. Rxa3 f6 19. Raf3 Re6 20. c3 a5 21. Kg2 a4 22. Qc2 Na5 23. Qxa4 Bc6 24. Qc2 Nc4 25. b4 d6 26. exd6 Nxd6 27. f5 Re8 28. g4 Ne4 29. Ng3 Nxc5 30. bxc5 Bb5 31. R1f2 Bc4 32. Qb1 Ra3 33. Qc1 Qa5 34. Re3 Rxe3 35. Qxe3 Kf7 36. Qe6+ Kf8 37. Rb2 Ra2 38. Rxa2 Qxa2+ 39. Kf3 Qd2 40. Qe3 Qd1+ 41. Ne2 Qh1+ 42. Kf4 Bxe2 43. Qxe2 Qxh3 44. Qf2 Qxc3 45. Qe3 Qa1 46. g5 Qf1+ 47. Qf3 fxg5+ 48. Kg3 Qg1+ 49. Qg2 Qxd4 50. Qf3 Qe5+ 51. Kg2 d4 52. Qa8+ Kf7 53. Qb7+ Kf6 54. Qc6+ Kxf5 55. Qf3+ Kg6 56. Qd3+ Kh5 *", + "Moves": "d3h7 h5g4 h7h3 g4f4 h3f3", + "MovesSAN": "Qxh7+ Kg4 Qh3+ Kf4 Qf3#", + "Themes": "endgame long mate mateIn3 queenEndgame" + }, + { + "FEN": "8/8/8/2p1p3/P1kpPn2/P5Np/2PK4/8 w - - 0 43", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Nc3 Bc5 4. Be2 Nf6 5. O-O O-O 6. d3 a6 7. Be3 Bxe3 8. fxe3 Ng4 9. Qd2 Ne7 10. Ng5 d6 11. Bxg4 Bxg4 12. Nf3 Ng6 13. h3 Be6 14. Nh2 Qd7 15. a3 f5 16. exf5 Rxf5 17. Rxf5 Bxf5 18. Ne4 Rf8 19. Rf1 d5 20. Ng3 d4 21. e4 Be6 22. Rxf8+ Kxf8 23. Nf3 Qb5 24. b3 Qd7 25. Qb4+ Kf7 26. Qxb7 Ke8 27. Qxa6 Bxh3 28. Qa4 Qxa4 29. bxa4 Be6 30. Nd2 Ba2 31. Nc4 Bxc4 32. dxc4 Kd7 33. Kf2 Kd6 34. Ke2 Kc5 35. Kd3 Nf4+ 36. Kd2 Nxg2 37. Nf5 Kxc4 38. Nxg7 Nf4 39. Nf5 h5 40. Ne7 h4 41. Nf5 h3 42. Ng3 c5 *", + "Moves": "g3f5 d4d3 f5d6 c4d4 c2c3", + "MovesSAN": "Nf5 d3 Nd6+ Kd4 c3#", + "Themes": "endgame knightEndgame long mate mateIn3" + }, + { + "FEN": "4r1k1/1p2rp2/p2b3p/3p2B1/Q1nPq3/5N1P/PP3PP1/2R1R1K1 b - - 0 23", + "PGN": "1. e4 c5 2. c3 e6 3. d4 d5 4. exd5 exd5 5. Nf3 Nf6 6. Be2 Bd6 7. O-O O-O 8. h3 h6 9. Be3 cxd4 10. cxd4 Nc6 11. Nc3 Bf5 12. Qd2 a6 13. Rac1 Re8 14. Bd3 Qd7 15. Bxf5 Qxf5 16. Ne2 Ne4 17. Qd1 g5 18. Nc3 Re7 19. Nxe4 Qxe4 20. Re1 Rae8 21. Qb3 Na5 22. Qa4 Nc4 23. Bxg5 *", + "Moves": "e4e1 c1e1 e7e1 f3e1 e8e1", + "MovesSAN": "Qxe1+ Rxe1 Rxe1+ Nxe1 Rxe1#", + "Themes": "kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "2rq2k1/ppp3bp/6p1/4p3/3nR3/7Q/PB3PPP/3R2K1 b - - 2 26", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bxb4 5. c3 Be7 6. O-O Nf6 7. Re1 O-O 8. d4 exd4 9. e5 Ne8 10. cxd4 d6 11. d5 Nxe5 12. Nxe5 Bf6 13. Bb2 dxe5 14. Nc3 Nd6 15. Bd3 Bf5 16. Bxf5 Nxf5 17. Ne4 Re8 18. Rc1 Rc8 19. Qf3 Nd4 20. Qg4 g6 21. d6 Bg7 22. d7 f5 23. dxe8=Q+ Qxe8 24. Qh3 fxe4 25. Rxe4 Qd8 26. Rd1 *", + "Moves": "d4e2 e4e2 d8d1 e2e1 d1e1", + "MovesSAN": "Ne2+ Rxe2 Qxd1+ Re1 Qxe1#", + "Themes": "discoveredAttack fork long mate mateIn3 middlegame" + }, + { + "FEN": "4r1k1/1p1q1ppp/3p4/2pPrb2/2P2Q2/1R1P1BP1/5P1P/R5K1 b - - 3 24", + "PGN": "1. e4 c5 2. Nc3 e6 3. a4 a6 4. g3 Nc6 5. Bg2 d6 6. d3 Nf6 7. Nf3 Be7 8. O-O O-O 9. Bg5 Qc7 10. Qd2 Rb8 11. a5 Nxa5 12. Bxf6 Bxf6 13. Nd5 exd5 14. Rxa5 Bxb2 15. exd5 Bg4 16. Ra2 Bf6 17. Qf4 Qd7 18. c4 Rfe8 19. Rb1 Bf5 20. Rb3 Re7 21. Rxa6 Be5 22. Nxe5 Rxe5 23. Ra1 Rbe8 24. Bf3 *", + "Moves": "e5e1 a1e1 e8e1 g1g2 f5h3", + "MovesSAN": "Re1+ Rxe1 Rxe1+ Kg2 Bh3#", + "Themes": "kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "r4rk1/pbpp1p1p/1p3Q2/3P4/1P6/PB2q3/1B4PP/RN3K2 b - - 2 22", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bd6 4. c3 Nge7 5. d4 exd4 6. cxd4 O-O 7. a3 Ng6 8. b4 b6 9. Bb2 Bb7 10. d5 Nce5 11. Bb3 Nxf3+ 12. Qxf3 Ne5 13. Qc3 Qg5 14. O-O Ng4 15. f4 Qg6 16. e5 Be7 17. f5 Qg5 18. f6 gxf6 19. exf6 Bxf6 20. Rxf6 Nxf6 21. Qxf6 Qe3+ 22. Kf1 *", + "Moves": "b7a6 b4b5 a6b5 b3c4 b5c4", + "MovesSAN": "Ba6+ b5 Bxb5+ Bc4 Bxc4#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "3k3r/6R1/2R5/3p4/p7/P1P5/KPb5/8 b - - 0 42", + "PGN": "1. d4 d5 2. Bf4 f6 3. e3 c5 4. c3 h5 5. h4 Nc6 6. Bd3 cxd4 7. Bg6+ Kd7 8. exd4 e6 9. Bxh5 Nge7 10. Nd2 g6 11. Be2 Nf5 12. Ngf3 Bd6 13. Bxd6 Nxd6 14. Bd3 g5 15. Qe2 Kc7 16. O-O-O g4 17. Ne1 e5 18. dxe5 fxe5 19. Bb5 Be6 20. Bxc6 bxc6 21. Kb1 Rb8 22. Nb3 Ne4 23. Nd3 g3 24. Ndc5 Bf5 25. Nxe4 Bxe4+ 26. Ka1 Bxg2 27. Qxe5+ Qd6 28. Qxd6+ Kxd6 29. Rhg1 Bf3 30. Rd2 gxf2 31. Rxf2 Be4 32. Rf6+ Kc7 33. Nc5 Rxh4 34. Na6+ Kb7 35. Nxb8 Kxb8 36. Rf7 Rh8 37. a3 Bc2 38. Ka2 a5 39. Rgg7 a4 40. Rb7+ Kc8 41. Rbc7+ Kd8 42. Rxc6 *", + "Moves": "c2b3 a2a1 h8h1 g7g1 h1g1", + "MovesSAN": "Bb3+ Ka1 Rh1+ Rg1 Rxg1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "6k1/p1R1r1pp/2n5/n4pN1/8/7P/r4PP1/5RK1 w - - 2 26", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nc3 Bb4 4. d4 Bxc3+ 5. bxc3 d6 6. dxe5 Nxe4 7. Qe2 Nxc3 8. exd6+ Be6 9. Qe3 Nd5 10. Bb5+ c6 11. Bxc6+ Nxc6 12. Qe4 Qxd6 13. O-O O-O 14. Ng5 f5 15. Qxe6+ Qxe6 16. Nxe6 Rfe8 17. Ng5 Re2 18. c4 Ndb4 19. Ba3 Nc2 20. Rab1 Nxa3 21. Rxb7 Rae8 22. Nf3 Nxc4 23. Rc7 N4a5 24. h3 Rxa2 25. Ng5 Re7 *", + "Moves": "c7c8 c6d8 c8d8 e7e8 d8e8", + "MovesSAN": "Rc8+ Nd8 Rxd8+ Re8 Rxe8#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "r5k1/ppp3pp/2b1P3/5Q2/6P1/2P1B3/P3q2P/5RK1 w - - 1 26", + "PGN": "1. c4 e5 2. f4 e4 3. Nc3 f5 4. d3 Nf6 5. dxe4 fxe4 6. e3 Bb4 7. Bd2 Nc6 8. Be2 O-O 9. Nh3 d6 10. Nf2 Be6 11. Qc2 d5 12. cxd5 Nxd5 13. O-O Bxc3 14. bxc3 Bf5 15. g4 Bd7 16. Nxe4 Nf6 17. Nxf6+ Rxf6 18. e4 Ne7 19. Be3 Ng6 20. e5 Nxe5 21. fxe5 Rxf1+ 22. Rxf1 Bc6 23. Qf5 Qd5 24. Bc4 Qxc4 25. e6 Qe2 *", + "Moves": "f5f7 g8h8 f7f8 a8f8 f1f8", + "MovesSAN": "Qf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "1k1r3r/1p4p1/p1B3p1/8/P1N5/2n5/1R2nPPP/2B2R1K b - - 3 27", + "PGN": "1. e3 d5 2. d4 e5 3. Nf3 e4 4. Nfd2 Be6 5. c4 c5 6. Be2 Qa5 7. Nc3 Nc6 8. Nb3 Qb6 9. cxd5 cxd4 10. exd4 Bb4 11. dxe6 fxe6 12. a3 Bxc3+ 13. bxc3 Nf6 14. a4 O-O-O 15. O-O e5 16. Rb1 exd4 17. Nd2 Qc5 18. cxd4 Nxd4 19. Bb5 Nd5 20. Qg4+ Kb8 21. Nxe4 Qc2 22. Nd2 Nc3 23. Rb2 Qg6 24. Qxg6 hxg6 25. Nc4 a6 26. Bc6 Nde2+ 27. Kh1 *", + "Moves": "h8h2 h1h2 d8h8 c1h6 h8h6", + "MovesSAN": "Rxh2+ Kxh2 Rh8+ Bh6 Rxh6#", + "Themes": "anastasiaMate attraction long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "8/8/k1p5/2PpN3/p7/P1q5/1R6/6K1 w - - 0 66", + "PGN": "1. Nf3 d5 2. g3 Nc6 3. Bg2 Bf5 4. b3 e6 5. Bb2 Nf6 6. d4 Be7 7. Nbd2 Ne4 8. O-O h5 9. h4 Qd6 10. Nxe4 Bxe4 11. Nd2 Bxg2 12. Kxg2 O-O-O 13. Nf3 f6 14. Rc1 g5 15. c4 gxh4 16. Nxh4 Rhg8 17. c5 Qd7 18. Nf3 Qe8 19. Rh1 f5 20. Qd3 Nb4 21. Qe3 Bf6 22. a3 Nc6 23. b4 h4 24. b5 Ne7 25. Qxe6+ Kb8 26. Qxf6 Ng6 27. Ne5 Qxb5 28. Nxg6 hxg3 29. Rb1 Qxe2 30. Rhf1 gxf2 31. Rxf2 Qe4+ 32. Kg1 Qxb1+ 33. Kg2 Qe4+ 34. Kf1 Qh1+ 35. Ke2 Qh5+ 36. Kf1 Qh3+ 37. Rg2 Qh1+ 38. Kf2 Qb1 39. Kg3 Qd3+ 40. Kh2 Rdf8 41. Qxf8+ Rxf8 42. Nxf8 a6 43. Nd7+ Ka7 44. Ne5 Qe4 45. Kg1 f4 46. Rf2 c6 47. Kf1 Qh1+ 48. Ke2 Qh5+ 49. Kf1 a5 50. Kg2 Ka6 51. Rxf4 Qg5+ 52. Kf3 Qh5+ 53. Rg4 Qh1+ 54. Rg2 Qf1+ 55. Rf2 Qh3+ 56. Ke2 Qb3 57. Kf1 Kb5 58. Kg2 a4 59. Kg1 Qd1+ 60. Kg2 Qh5 61. Kf1 b6 62. Bc3 bxc5 63. Rb2+ Ka6 64. dxc5 Qh3+ 65. Kg1 Qxc3 *", + "Moves": "b2b6 a6a7 e5c6 a7a8 b6b8", + "MovesSAN": "Rb6+ Ka7 Nxc6+ Ka8 Rb8#", + "Themes": "arabianMate endgame exposedKing long mate mateIn3" + }, + { + "FEN": "1r3rk1/1b3ppp/p3p1q1/3nN3/3B1P1b/1B2P3/P5PP/2RQ1RK1 b - - 2 20", + "PGN": "1. d4 d5 2. e3 c5 3. b3 e6 4. Bb2 Nf6 5. Nf3 Nc6 6. Nbd2 a6 7. Bd3 b5 8. c4 bxc4 9. bxc4 cxd4 10. Nxd4 Nxd4 11. Bxd4 dxc4 12. Bxc4 Be7 13. O-O O-O 14. Bb3 Bb7 15. f3 Nd5 16. Rb1 Rb8 17. Rc1 Bh4 18. Nc4 Qg5 19. f4 Qg6 20. Ne5 *", + "Moves": "g6g2 g1g2 d5f4 g2g1 f4h3", + "MovesSAN": "Qxg2+ Kxg2 Nxf4+ Kg1 Nh3#", + "Themes": "attraction doubleCheck kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "2k3nr/1pp3p1/5p1p/nNP1p3/P7/1r5P/4BKP1/R2R4 w - - 2 24", + "PGN": "1. d4 e5 2. dxe5 Nc6 3. Nf3 h6 4. e4 Bb4+ 5. c3 Bc5 6. b4 Bb6 7. b5 Nce7 8. Be2 f6 9. e6 dxe6 10. Qxd8+ Kxd8 11. O-O e5 12. c4 a6 13. Nc3 axb5 14. Nxb5 Bg4 15. h3 Bxf3 16. Bxf3 Ra4 17. Rd1+ Kc8 18. Be2 Nc6 19. Be3 Bxe3 20. fxe3 Na5 21. c5 Rxe4 22. a4 Rxe3 23. Kf2 Rb3 *", + "Moves": "e2g4 f6f5 g4f5 c8b8 d1d8", + "MovesSAN": "Bg4+ f5 Bxf5+ Kb8 Rd8#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "2rr2k1/pp3ppp/2n3q1/8/4R3/2b2PB1/PP3P1P/3RQ2K w - - 0 20", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. O-O Nxe4 5. d4 d5 6. Bd3 exd4 7. Re1 Be7 8. Bxe4 dxe4 9. Rxe4 Bg4 10. Qe1 Bxf3 11. gxf3 O-O 12. c3 dxc3 13. Nxc3 Qd6 14. Bf4 Qg6+ 15. Kh1 Bh4 16. Bxc7 Bf6 17. Rd1 Rac8 18. Bd6 Rfd8 19. Bg3 Bxc3 *", + "Moves": "d1d8 c8d8 e4e8 d8e8 e1e8", + "MovesSAN": "Rxd8+ Rxd8 Re8+ Rxe8 Qxe8#", + "Themes": "kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "3r1r1k/ppp3pp/2n5/8/2Q1BB2/P3P3/1q2NPPP/2R1K2R b K - 3 17", + "PGN": "1. d4 d5 2. Bf4 Nc6 3. e3 Bf5 4. a3 e6 5. c4 dxc4 6. Bxc4 Nf6 7. Nc3 Bd6 8. Nge2 Be5 9. dxe5 Nd5 10. Nxd5 exd5 11. Bd3 O-O 12. Bxf5 f6 13. exf6 Qxf6 14. Qxd5+ Kh8 15. Be4 Qxb2 16. Rc1 Rad8 17. Qc4 *", + "Moves": "b2d2 e1f1 d2d1 c1d1 d8d1", + "MovesSAN": "Qd2+ Kf1 Qd1+ Rxd1 Rxd1#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "2r2q2/p6k/1pp1p3/4P3/nP4Q1/P7/2P2r1P/4K1R1 w - - 0 26", + "PGN": "1. e4 e6 2. Nf3 b6 3. d4 Bb7 4. Nc3 Ne7 5. d5 Ng6 6. Bd3 Bb4 7. dxe6 fxe6 8. Bd2 O-O 9. a3 Bd6 10. Nb5 Bf4 11. Bxf4 Nxf4 12. e5 Nxg2+ 13. Kf1 Nf4 14. Rg1 Nxd3 15. Qxd3 Rxf3 16. Qc4 c6 17. Qg4 Qf8 18. Ke1 Na6 19. Nd6 Bc8 20. Rd1 Nc5 21. Nxc8 Rxc8 22. b4 Na4 23. Rxd7 Rxf2 24. Rxg7+ Kh8 25. Rxh7+ Kxh7 *", + "Moves": "g4g6 h7h8 g6h5 f8h6 h5h6", + "MovesSAN": "Qg6+ Kh8 Qh5+ Qh6 Qxh6#", + "Themes": "endgame exposedKing long mate mateIn3" + }, + { + "FEN": "2k5/pp1q3r/3R2Q1/2p5/4P1p1/2N5/PPP5/1K6 b - - 0 33", + "PGN": "1. d4 f5 2. h3 Nf6 3. g4 fxg4 4. hxg4 h6 5. g5 Nd5 6. gxh6 gxh6 7. e4 Nf6 8. Nc3 d6 9. Bc4 Bg4 10. f3 Bh5 11. Nge2 Bxf3 12. Rh3 Bg4 13. Rh4 h5 14. Bf4 Nbd7 15. Qd3 e5 16. dxe5 Nxe5 17. Qd4 c5 18. Qf2 Qe7 19. Bb5+ Bd7 20. Bxd7+ Qxd7 21. O-O-O O-O-O 22. Bxe5 Bh6+ 23. Kb1 Ng4 24. Rxg4 hxg4 25. Bxh8 Rxh8 26. Qh4 Bg7 27. Qg5 Bh6 28. Qf6 Rh7 29. Nd5 Bg7 30. Qg6 Qb5 31. Nec3 Bxc3 32. Nxc3 Qd7 33. Rxd6 *", + "Moves": "h7h1 c3d1 h1d1 d6d1 d7d1", + "MovesSAN": "Rh1+ Nd1 Rxd1+ Rxd1 Qxd1#", + "Themes": "endgame long mate mateIn3 xRayAttack" + }, + { + "FEN": "3r2k1/Q5pp/8/1p2P3/1P4q1/P7/3n2P1/5RK1 w - - 2 37", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd8 4. Nf3 Bg4 5. Be2 Bxf3 6. Bxf3 c6 7. b3 e6 8. Bb2 Nf6 9. Ne2 Be7 10. Ng3 Nbd7 11. O-O O-O 12. Re1 Nd5 13. c4 Nb4 14. Re3 Bf6 15. Bxf6 Qxf6 16. a3 Na6 17. Ne4 Qe7 18. d4 f5 19. Ng3 f4 20. Re4 fxg3 21. hxg3 Qf6 22. Qe2 Rae8 23. d5 cxd5 24. cxd5 e5 25. Bg4 Ndc5 26. Be6+ Nxe6 27. dxe6 Rxe6 28. f4 Rfe8 29. Re1 Nc5 30. Rxe5 Rxe5 31. fxe5 Qe6 32. b4 Nb3 33. Qe3 b5 34. g4 Rd8 35. Qxa7 Qxg4 36. Rf1 Nd2 *", + "Moves": "a7f7 g8h8 f7f8 d8f8 f1f8", + "MovesSAN": "Qf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "3r1r2/k3p2p/p5p1/3Pp3/Q2qP3/7P/1R3P1K/5R2 w - - 1 27", + "PGN": "1. d4 c5 2. d5 Nf6 3. c4 d6 4. Bg5 Ne4 5. Nf3 Qa5+ 6. Nbd2 Nxg5 7. Nxg5 f6 8. Nh3 Bxh3 9. gxh3 Nd7 10. e4 Ne5 11. Be2 O-O-O 12. a3 g6 13. b4 cxb4 14. axb4 Qb6 15. Qb3 a6 16. O-O Bh6 17. Nf3 Rhf8 18. Nxe5 fxe5 19. Qa4 Bf4 20. c5 dxc5 21. bxc5 Qxc5 22. Ra2 Bxh2+ 23. Kg2 Kb8 24. Bxa6 bxa6 25. Rb2+ Ka7 26. Kxh2 Qd4 *", + "Moves": "a4a6 a7a6 f1a1 d4a4 a1a4", + "MovesSAN": "Qxa6+ Kxa6 Ra1+ Qa4 Rxa4#", + "Themes": "attraction endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "1q4kr/5pp1/p3p1pn/8/3Q4/1r3N2/5PPP/3RR1K1 w - - 2 29", + "PGN": "1. e4 b6 2. Nf3 Bb7 3. Bc4 Bxe4 4. c3 e6 5. d3 Bg6 6. Qb3 Nc6 7. O-O Na5 8. Qa4 Nxc4 9. Qxc4 d5 10. Qc6+ Ke7 11. b3 Rb8 12. Ba3+ Kf6 13. Bxf8 Qxf8 14. Qxc7 Nh6 15. Qe5+ Ke7 16. c4 dxc4 17. dxc4 Rb7 18. Nc3 Qb8 19. Qb5 a6 20. Qb4+ Kf6 21. Rfe1 b5 22. Qc5 bxc4 23. Qd4+ Ke7 24. Nd5+ Kf8 25. Nf4 cxb3 26. Nxg6+ hxg6 27. axb3 Rxb3 28. Rad1 Kg8 *", + "Moves": "d4d8 b8d8 d1d8 g8h7 f3g5", + "MovesSAN": "Qd8+ Qxd8 Rxd8+ Kh7 Ng5#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "r7/3n1kr1/p3p3/1p1pP3/3PpP1q/2P1B3/P6P/R2Q2RK b - - 3 24", + "PGN": "1. e4 c5 2. c3 d5 3. e5 Bf5 4. d4 e6 5. Ne2 cxd4 6. cxd4 Bb4+ 7. Nbc3 Ne7 8. Ng3 Bg6 9. Bb5+ Nd7 10. O-O a6 11. Ba4 b5 12. Bb3 Bxc3 13. bxc3 O-O 14. f4 Nf5 15. Nxf5 Bxf5 16. g4 Be4 17. Bc2 f5 18. g5 h6 19. Bxe4 fxe4 20. gxh6 Qh4 21. hxg7 Rf7 22. Kh1 Rxg7 23. Be3 Kf7 24. Rg1 *", + "Moves": "h4h2 h1h2 a8h8 d1h5 h8h5", + "MovesSAN": "Qxh2+ Kxh2 Rh8+ Qh5+ Rxh5#", + "Themes": "attraction kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "1r3r1k/R1p3pp/2Qp1q2/8/8/2P5/5PPP/5RK1 b - - 0 24", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d3 b5 6. Bb3 Bc5 7. a4 Rb8 8. c3 d6 9. Nbd2 O-O 10. Nf1 Ng4 11. Ne3 Nxe3 12. Bxe3 Kh8 13. axb5 axb5 14. d4 exd4 15. Nxd4 Nxd4 16. Bxd4 Bxd4 17. Qxd4 f5 18. O-O fxe4 19. Bd5 Bf5 20. Bxe4 Bxe4 21. Qxe4 Qf6 22. Qc6 b4 23. Ra7 bxc3 24. bxc3 *", + "Moves": "f6f2 f1f2 b8b1 f2f1 b1f1", + "MovesSAN": "Qxf2+ Rxf2 Rb1+ Rf1 Rbxf1#", + "Themes": "endgame long master mate mateIn3 sacrifice" + }, + { + "FEN": "3qr2k/pp5p/2p1Q1p1/3p4/8/1Pb3P1/P1B5/1K5R w - - 3 30", + "PGN": "1. d4 Nf6 2. Bf4 g6 3. Nd2 Bg7 4. c3 O-O 5. h3 Nh5 6. Bh2 f5 7. Ngf3 Nc6 8. e3 d6 9. Bc4+ e6 10. g4 fxg4 11. hxg4 Nf6 12. g5 Nh5 13. Bg3 d5 14. Bd3 Nxg3 15. fxg3 e5 16. dxe5 Bg4 17. Qe2 Nxe5 18. Rf1 Nxf3+ 19. Nxf3 Bxf3 20. Rxf3 Qxg5 21. O-O-O Rxf3 22. Qxf3 Rf8 23. Qg2 Qxe3+ 24. Kb1 c6 25. Bc2 Qb6 26. Qh3 Bxc3 27. Qe6+ Kh8 28. b3 Qd8 29. Rh1 Re8 *", + "Moves": "h1h7 h8h7 e6g6 h7h8 g6h7", + "MovesSAN": "Rxh7+ Kxh7 Qxg6+ Kh8 Qh7#", + "Themes": "attraction endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "4k3/pp3pQb/2p5/3p1PNP/3P2P1/bP3n2/P1P5/K2N2q1 w - - 0 33", + "PGN": "1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nc3 Nf6 5. Bg5 c6 6. Qe2+ Be7 7. Bxf6 gxf6 8. O-O-O Rg8 9. g3 Bg4 10. f3 Bh5 11. g4 Bg6 12. h4 h6 13. h5 Bh7 14. Bg2 Nd7 15. Nh3 Qa5 16. Rde1 Qd8 17. f4 Kf8 18. f5 Nb6 19. Bf3 Nc4 20. b3 Ba3+ 21. Kb1 Nd6 22. Qd2 Qd7 23. Qxh6+ Rg7 24. Re3 Re8 25. Rhe1 Rxe3 26. Rxe3 Qc7 27. Qxf6 Nc4 28. Re8+ Kxe8 29. Qxg7 Qh2 30. Ng5 Qg1+ 31. Nd1 Nd2+ 32. Ka1 Nxf3 *", + "Moves": "g7f7 e8d8 g5e6 d8c8 f7c7", + "MovesSAN": "Qxf7+ Kd8 Ne6+ Kc8 Qc7#", + "Themes": "attackingF2F7 fork long mate mateIn3 middlegame" + }, + { + "FEN": "2r3k1/4Q1pp/pq2p3/1p6/3Pp3/2r5/P5PP/R4RK1 w - - 0 25", + "PGN": "1. d4 d5 2. Bf4 f5 3. e3 Nf6 4. Nf3 e6 5. c4 c6 6. cxd5 cxd5 7. Nc3 Bb4 8. Bb5+ Bd7 9. Qa4 Bxc3+ 10. bxc3 O-O 11. Bxb8 Bxb5 12. Qxb5 Rxb8 13. O-O Ne4 14. Rfc1 a6 15. Qb4 b5 16. Ne5 Rc8 17. f3 Nd2 18. Qb2 Nc4 19. Nxc4 Rxc4 20. Qa3 Qb6 21. Qe7 Rfc8 22. e4 fxe4 23. fxe4 dxe4 24. Rf1 Rxc3 *", + "Moves": "e7f7 g8h8 f7f8 c8f8 f1f8", + "MovesSAN": "Qf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "1r6/p2R2Q1/4k1n1/4rbP1/8/1Pp5/K1P5/5R2 b - - 0 32", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bg5 e6 7. Qd2 Be7 8. Nxc6 bxc6 9. O-O-O O-O 10. f4 d5 11. e5 Nd7 12. h4 h6 13. Bd3 c5 14. g4 c4 15. Be2 hxg5 16. hxg5 Nxe5 17. Qd4 Ng6 18. Kb1 Qb6 19. Qd2 Rb8 20. b3 Bb4 21. f5 Bxc3 22. Qxc3 exf5 23. Qh3 Re8 24. Qh7+ Kf8 25. Bf3 c3 26. Bxd5 Qa5 27. Bxf7 Kxf7 28. gxf5 Bxf5 29. Rhf1 Re5 30. Rd7+ Ke6 31. Qxg7 Qxa2+ 32. Kxa2 *", + "Moves": "e5a5 a2b1 b8b3 b1c1 a5a1", + "MovesSAN": "Ra5+ Kb1 Rxb3+ Kc1 Ra1#", + "Themes": "deflection long mate mateIn3 middlegame pin" + }, + { + "FEN": "8/3n1kp1/1p4q1/p1p1p3/2P1PpnQ/2NP1P2/P2B2K1/R7 b - - 1 32", + "PGN": "1. Nf3 b6 2. g3 Bb7 3. Bg2 e6 4. c4 d5 5. b3 dxc4 6. bxc4 Qf6 7. Nc3 Bb4 8. Bb2 Bxc3 9. Bxc3 Qe7 10. O-O Nf6 11. Ne5 Bxg2 12. Kxg2 O-O 13. f3 Nbd7 14. Nc6 Qd6 15. Nb4 c5 16. Nc2 a5 17. Na3 Rab8 18. Nb5 Qc6 19. e4 e5 20. d3 Nh5 21. Bd2 Qg6 22. Qe1 f5 23. Nc3 f4 24. g4 Nhf6 25. Qh4 h5 26. h3 hxg4 27. hxg4 Kf7 28. Rh1 Rh8 29. Qe1 Rxh1 30. Qxh1 Rh8 31. Qxh8 Nxg4 32. Qh4 *", + "Moves": "g4e3 g2f2 g6g2 f2e1 g2f1", + "MovesSAN": "Ne3+ Kf2 Qg2+ Ke1 Qf1#", + "Themes": "doubleCheck long mate mateIn3 middlegame" + }, + { + "FEN": "8/1R6/2pNp1k1/4P3/r7/4B1p1/6R1/6K1 b - - 0 41", + "PGN": "1. Nf3 d5 2. g3 e6 3. Bg2 Be7 4. O-O Bd7 5. Re1 Nf6 6. d3 Nc6 7. Nbd2 h5 8. b3 Ng4 9. e4 d4 10. Nc4 f6 11. h3 Nh6 12. e5 Nf5 13. Bf4 g5 14. Bd2 g4 15. hxg4 hxg4 16. Nh2 Nxg3 17. fxg3 f5 18. c3 Bg5 19. cxd4 Nxd4 20. Bc3 Nf3+ 21. Nxf3 gxf3 22. Qxf3 Bc6 23. Qf2 Qxd3 24. Bb4 Bxg2 25. Qxg2 Be3+ 26. Nxe3 a5 27. Ba3 c6 28. Rad1 Qb5 29. Nc4 a4 30. Nd6+ Kf8 31. Nxb5+ Kf7 32. Rd7+ Kg6 33. Nd6 axb3 34. Bc5 Rxa2 35. Qxa2 bxa2 36. Ra1 Rh3 37. Bf2 f4 38. Rxa2 fxg3 39. Be3 Rh4 40. Rg2 Ra4 41. Rxb7 *", + "Moves": "a4a1 b7b1 a1b1 e3c1 b1c1", + "MovesSAN": "Ra1+ Rb1 Rxb1+ Bc1 Rxc1#", + "Themes": "endgame exposedKing long mate mateIn3" + }, + { + "FEN": "r1b2rk1/2p1Bppp/p6q/1p2R3/6Q1/1B1P4/PPP2PPP/RN4K1 b - - 0 15", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O b5 6. Bb3 Be7 7. Re1 d5 8. exd5 Nxd5 9. d3 O-O 10. Nxe5 Nxe5 11. Rxe5 Nf6 12. Bg5 Qd6 13. Qe2 Ng4 14. Bxe7 Qh6 15. Qxg4 *", + "Moves": "h6c1 g4d1 c1d1 e5e1 d1e1", + "MovesSAN": "Qc1+ Qd1 Qxd1+ Re1 Qxe1#", + "Themes": "kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "2r4r/6b1/8/1b1pPQ2/2p2P1k/4P3/PP1B3q/2K5 w - - 8 34", + "PGN": "1. d4 d5 2. e3 Nc6 3. c4 e6 4. c5 Nf6 5. Nf3 Be7 6. Bd3 O-O 7. Qc2 Re8 8. Bd2 b6 9. g4 bxc5 10. g5 c4 11. Bxh7+ Nxh7 12. g6 Ng5 13. Nxg5 Bxg5 14. gxf7+ Kxf7 15. Nc3 Qf6 16. O-O-O Rh8 17. f4 Bh6 18. Rhg1 Kg8 19. Rg6 Qh4 20. Rdg1 Ne7 21. R6g4 Qxh2 22. Qa4 Qh5 23. Nb5 e5 24. dxe5 Bxg4 25. Nxc7 Rc8 26. Nb5 Bd7 27. Qxa7 Bxb5 28. Qxe7 Qh2 29. Rxg7+ Bxg7 30. Qe6+ Kh7 31. Qf5+ Kh6 32. Qe6+ Kh5 33. Qf5+ Kh4 *", + "Moves": "d2e1 h2g3 f5g5 h4h3 g5g3", + "MovesSAN": "Be1+ Qg3 Qg5+ Kh3 Qxg3#", + "Themes": "long mate mateIn3 middlegame pin" + }, + { + "FEN": "8/5kp1/p3R3/2Nn1pP1/7P/7r/3K4/8 w - - 1 40", + "PGN": "1. d4 d5 2. Nf3 Nf6 3. Bf4 Bg4 4. e3 a6 5. h3 Bh5 6. g4 Bg6 7. g5 Ne4 8. Bd3 Nd7 9. Ne5 f6 10. Nxg6 hxg6 11. Bxe4 dxe4 12. Nc3 f5 13. f3 e6 14. fxe4 fxe4 15. Nxe4 Qe7 16. Bxc7 Rc8 17. Bd6 Qd8 18. Qg4 Qa5+ 19. c3 Qf5 20. Qg2 Rc6 21. Bxf8 Rxf8 22. O-O-O Nb6 23. Nc5 Qd5 24. Qg4 Qxa2 25. Nxb7 Qa1+ 26. Kc2 Rf2+ 27. Kd3 Qxb2 28. Rc1 Qb5+ 29. Ke4 Qf5+ 30. Qxf5 gxf5+ 31. Kd3 Nd5 32. Rhf1 Rxf1 33. Rxf1 Rxc3+ 34. Kd2 Rxe3 35. h4 Rh3 36. Re1 Ke7 37. Nc5 Nc7 38. d5 Nxd5 39. Rxe6+ Kf7 *", + "Moves": "g5g6 f7f8 c5d7 f8g8 e6e8", + "MovesSAN": "g6+ Kf8 Nd7+ Kg8 Re8#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "2R5/kpp4p/r7/p2B4/P2b4/1P6/2P4q/1K3Q2 w - - 1 33", + "PGN": "1. b3 e5 2. Bb2 Nc6 3. e3 a6 4. Nf3 d6 5. d4 exd4 6. Nxd4 Nxd4 7. Qxd4 Nf6 8. Nc3 Bf5 9. O-O-O Qd7 10. e4 Be6 11. f4 Qc6 12. f5 Bd7 13. e5 dxe5 14. Qxe5+ Kd8 15. Bc4 Bd6 16. Qd4 Rf8 17. g4 Qf3 18. g5 Qf4+ 19. Kb1 Qxg5 20. Rhg1 Qh6 21. Nd5 Nxd5 22. Bxd5 Kc8 23. Rxg7 Bxf5 24. Bxf7 Qxh2 25. Qc4 Kb8 26. Bd5 a5 27. a4 Ra6 28. Bd4 Bc8 29. Rf1 Rxf1+ 30. Qxf1 Be5 31. Rg8 Bxd4 32. Rxc8+ Ka7 *", + "Moves": "c8a8 a7a8 f1a6 a8b8 a6b7", + "MovesSAN": "Ra8+ Kxa8 Qxa6+ Kb8 Qxb7#", + "Themes": "attraction deflection endgame long master mate mateIn3 pin" + }, + { + "FEN": "r4r1k/pp2bBpp/8/2pPn2Q/4N3/5R2/Pq4PP/5RK1 w - - 0 21", + "PGN": "1. e4 c6 2. d4 d5 3. f3 dxe4 4. fxe4 e5 5. Nf3 Bg4 6. Bc4 Bxf3 7. Qxf3 Nf6 8. c3 Nbd7 9. O-O Be7 10. Bg5 O-O 11. Nd2 exd4 12. cxd4 Qa5 13. e5 Nd5 14. Bxd5 Bxg5 15. Bxf7+ Kh8 16. Ne4 Be7 17. Qh5 c5 18. d5 Qb6 19. Rf3 Qxb2 20. Raf1 Nxe5 *", + "Moves": "h5h7 h8h7 f3h3 e7h4 h3h4", + "MovesSAN": "Qxh7+ Kxh7 Rh3+ Bh4 Rxh4#", + "Themes": "attraction kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "6k1/1b1rR1pp/p1p2n2/1p3Q2/8/Pp5P/3qNPB1/6K1 w - - 2 27", + "PGN": "1. d4 d5 2. c4 dxc4 3. Nc3 c6 4. e4 b5 5. a3 e6 6. Nf3 Bb7 7. g3 Nd7 8. Bg2 Qc7 9. O-O Ngf6 10. Ne5 Bd6 11. Nxf7 Kxf7 12. e5 Bxe5 13. dxe5 Nxe5 14. Re1 Nd3 15. Re2 Rad8 16. Qc2 Ng4 17. Bf4 Nxf4 18. gxf4 Qxf4 19. h3 Nf6 20. Rae1 Rhe8 21. b3 Kg8 22. Rxe6 Rxe6 23. Rxe6 a6 24. Ne2 Qd2 25. Qf5 cxb3 26. Re7 Rd7 *", + "Moves": "f5e6 g8h8 e7e8 f6e8 e6e8", + "MovesSAN": "Qe6+ Kh8 Re8+ Nxe8 Qxe8#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "4r1k1/1pQ2p2/2b4p/6p1/2R5/r3B3/5PPP/R5K1 b - - 0 24", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. a3 Nf6 5. d3 h6 6. c3 O-O 7. O-O d5 8. exd5 Nxd5 9. b4 Bb6 10. b5 Na5 11. Nxe5 Nxc4 12. Nxc4 Bd7 13. Nxb6 Nxb6 14. c4 a6 15. bxa6 Rxa6 16. Nc3 Na4 17. Nxa4 Bxa4 18. Qe2 Re8 19. Qf3 Bc6 20. Qg3 g5 21. Be3 Qxd3 22. Qxc7 Qxc4 23. Rfc1 Rxa3 24. Rxc4 *", + "Moves": "a3a1 c4c1 a1c1 e3c1 e8e1", + "MovesSAN": "Rxa1+ Rc1 Rxc1+ Bxc1 Re1#", + "Themes": "hangingPiece long mate mateIn3 middlegame" + }, + { + "FEN": "3r2k1/pQ3ppp/4p3/8/1P1qP3/4n2P/6P1/5R1K w - - 6 33", + "PGN": "1. e4 c6 2. Nf3 d5 3. e5 Bg4 4. d4 e6 5. Be2 c5 6. c3 Nc6 7. Bb5 Ne7 8. Be3 cxd4 9. cxd4 Qa5+ 10. Nc3 Nf5 11. Bxc6+ bxc6 12. O-O Be7 13. Qe2 Qb4 14. h3 Bxf3 15. Qxf3 O-O 16. Rab1 c5 17. a3 Qa5 18. dxc5 d4 19. b4 Qc7 20. Ne4 dxe3 21. fxe3 Qxe5 22. Nd6 Bxd6 23. cxd6 Qxd6 24. Rbd1 Qe5 25. e4 Nd4 26. Qd3 Rad8 27. Qe3 Nc2 28. Qe2 Nxa3 29. Rxd8 Rxd8 30. Qa6 Qd4+ 31. Kh1 Nc2 32. Qb7 Ne3 *", + "Moves": "b7f7 g8h8 f7f8 d8f8 f1f8", + "MovesSAN": "Qxf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "4r1k1/p4ppp/1p2r3/3qPQ2/8/2B5/PP4PP/5RK1 w - - 0 22", + "PGN": "1. e4 e6 2. d4 d5 3. exd5 exd5 4. c4 Nf6 5. Nc3 Bb4 6. Bd2 O-O 7. Nf3 Re8+ 8. Be2 Bg4 9. O-O c6 10. Ne5 Bxe2 11. Qxe2 Nbd7 12. f4 Bxc3 13. Bxc3 Nxe5 14. fxe5 Ne4 15. Qf3 Qd7 16. Rae1 Re6 17. cxd5 cxd5 18. Rxe4 dxe4 19. Qxe4 Rae8 20. Qf5 b6 21. d5 Qxd5 *", + "Moves": "f5f7 g8h8 f7f8 e8f8 f1f8", + "MovesSAN": "Qxf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "6r1/pp1B4/3Q3p/k2ppb2/2pP4/N3P3/PP1K3P/6r1 b - - 0 34", + "PGN": "1. d4 e6 2. c4 d5 3. cxd5 exd5 4. Nc3 c6 5. Qc2 Nf6 6. Bg5 Be7 7. e3 h6 8. Bh4 O-O 9. Bd3 Re8 10. Nf3 Bg4 11. Ne5 Be6 12. O-O-O Nbd7 13. f4 Nxe5 14. fxe5 Nd7 15. Bxe7 Qxe7 16. g4 c5 17. Kb1 Bxg4 18. Rdg1 Be6 19. Rg3 f6 20. Rhg1 fxe5 21. Rxg7+ Qxg7 22. Rxg7+ Kxg7 23. Qg2+ Kf6 24. Qg6+ Ke7 25. Qg7+ Kd6 26. Nb5+ Kc6 27. Na3 c4 28. Bc2 Rg8 29. Ba4+ Kb6 30. Qe7 Bf5+ 31. Kc1 Rg1+ 32. Kd2 Rag8 33. Qd6+ Ka5 34. Bxd7 *", + "Moves": "g8g2 d2c3 g1c1 a3c2 c1c2", + "MovesSAN": "R8g2+ Kc3 Rc1+ Nc2 Rcxc2#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "5rk1/1p5p/p5p1/2P5/2P1Q3/1P1PR1qb/r5P1/1R3BK1 b - - 1 26", + "PGN": "1. e4 c5 2. Nf3 g6 3. b3 Bg7 4. Nc3 e6 5. Bb2 a6 6. Be2 Ne7 7. O-O O-O 8. Re1 d5 9. exd5 exd5 10. Na4 Bxb2 11. Nxb2 Nbc6 12. Bf1 Bg4 13. h3 Be6 14. Nd3 Qb6 15. Rb1 Nf5 16. c4 d4 17. Nde5 Nxe5 18. Nxe5 Qd6 19. d3 Ne3 20. Nxf7 Rxf7 21. fxe3 Qg3 22. exd4 Bxh3 23. Qe2 Raf8 24. dxc5 Rf2 25. Qe4 Rxa2 26. Re3 *", + "Moves": "f8f1 b1f1 a2g2 g1h1 g2h2", + "MovesSAN": "Rxf1+ Rxf1 Rxg2+ Kh1 Rh2#", + "Themes": "long mate mateIn3 middlegame pin" + }, + { + "FEN": "4rr2/p2R2pk/7p/1pp5/6QN/8/Pq3PPP/5RK1 b - - 1 28", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 h6 5. c3 dxc3 6. Nxc3 Bb4 7. O-O Nf6 8. Qb3 O-O 9. Nd5 Nxe4 10. Bf4 Na5 11. Qxb4 Nc6 12. Qb3 Nc5 13. Qc2 Nb4 14. Qc3 Nxd5 15. Bxd5 d6 16. Rad1 c6 17. Bc4 d5 18. Be5 Ne4 19. Qd4 Be6 20. Bb3 c5 21. Qe3 Nf6 22. Bxf6 Qxf6 23. Bxd5 Qxb2 24. Bxe6 fxe6 25. Qxe6+ Kh7 26. Rd7 Rae8 27. Qg4 b5 28. Nh4 *", + "Moves": "b2f2 f1f2 e8e1 f2f1 e1f1", + "MovesSAN": "Qxf2+ Rxf2 Re1+ Rf1 Rexf1#", + "Themes": "long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "1k6/p1r1R3/PpP2p2/2r4p/6p1/8/5PPP/3R2K1 w - - 4 38", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qe6+ 4. Be2 Nc6 5. Nf3 Bd7 6. O-O O-O-O 7. b3 h6 8. Bc4 Qg6 9. Bd3 Qh5 10. Be2 g5 11. Nd4 g4 12. Nxc6 bxc6 13. Ba6+ Kb8 14. Bb2 f6 15. d4 e6 16. Qd3 Qa5 17. Na4 c5 18. Bc3 c4 19. Qxc4 Qd5 20. Qxd5 exd5 21. Nc5 Bxc5 22. dxc5 Ne7 23. Rfe1 Nc6 24. b4 d4 25. Bd2 h5 26. b5 Ne5 27. c6 Bc8 28. Rab1 Nc4 29. Bb4 Nb6 30. Bc5 Bxa6 31. bxa6 d3 32. cxd3 Rxd3 33. a4 Rc3 34. a5 Rxc5 35. axb6 cxb6 36. Re7 Rc8 37. Rd1 Rc7 *", + "Moves": "d1d8 c7c8 e7b7 b8a8 d8c8", + "MovesSAN": "Rd8+ Rc8 Rb7+ Ka8 Rxc8#", + "Themes": "deflection endgame long mate mateIn3 pin rookEndgame" + }, + { + "FEN": "6k1/4Q1pp/Nppr1p2/5R2/p1P3n1/P6P/1P4P1/7K b - - 0 28", + "PGN": "1. d4 d5 2. c4 e5 3. dxe5 d4 4. Nf3 Nc6 5. e3 Bg4 6. h3 Bxf3 7. Qxf3 Bb4+ 8. Bd2 Bxd2+ 9. Nxd2 dxe3 10. Qxe3 Nge7 11. Be2 Ng6 12. f4 O-O 13. O-O Qe7 14. a3 Rad8 15. Nb3 b6 16. Qe4 Nxf4 17. Rxf4 Nxe5 18. Raf1 a5 19. Rf5 f6 20. Kh1 Rfe8 21. Bg4 a4 22. Nd4 Qc5 23. Nb5 c6 24. Nc7 Re7 25. Na6 Qd6 26. Rd1 Nxg4 27. Rxd6 Rxd6 28. Qxe7 *", + "Moves": "d6d1 e7e1 d1e1 f5f1 e1f1", + "MovesSAN": "Rd1+ Qe1 Rxe1+ Rf1 Rxf1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "r6k/5Rb1/4BNpp/4P3/8/7P/pqn3P1/3Q3K w - - 0 28", + "PGN": "1. e4 c6 2. c4 g6 3. Nc3 Bg7 4. Nf3 Nf6 5. h3 O-O 6. Be2 d5 7. cxd5 cxd5 8. exd5 Nxd5 9. d4 Nc6 10. O-O Be6 11. Be3 Qd7 12. Ng5 Nxe3 13. fxe3 h6 14. Nxe6 Qxe6 15. e4 Nxd4 16. Bg4 Qb6 17. Nd5 Qxb2 18. Rb1 Qxa2 19. Nxe7+ Kh7 20. Rxb7 a5 21. Nd5 a4 22. Rfxf7 Rxf7 23. Rxf7 Nc2 24. Be6 Qb2 25. Kh1 a3 26. Nf6+ Kh8 27. e5 a2 *", + "Moves": "f7g7 h8g7 d1d7 g7h8 d7h7", + "MovesSAN": "Rxg7 Kxg7 Qd7+ Kh8 Qh7#", + "Themes": "attraction exposedKing long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "5r1k/3r2b1/pP4pp/2N1pn2/8/1QPq4/1P4PP/R1B2RK1 b - - 0 28", + "PGN": "1. e4 g6 2. Bc4 Bg7 3. Qf3 Nh6 4. d3 O-O 5. Nh3 Nc6 6. Bf4 Nd4 7. Qd1 e5 8. Be3 c5 9. c3 Ne6 10. O-O Ng4 11. Bd2 f5 12. f3 Nh6 13. exf5 Nxf5 14. f4 exf4 15. Nxf4 Kh8 16. Nxe6 dxe6 17. Bf4 a6 18. a4 e5 19. Bc1 Qe8 20. Nd2 Be6 21. Bxe6 Qxe6 22. Ne4 b6 23. a5 Rad8 24. Ng5 Qd6 25. Qb3 Rd7 26. axb6 h6 27. Ne4 Qxd3 28. Nxc5 *", + "Moves": "d3f1 g1f1 f5g3 f1e1 f8f1", + "MovesSAN": "Qxf1+ Kxf1 Ng3+ Ke1 Rf1#", + "Themes": "attraction doubleCheck kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "2r3k1/pp3ppp/8/3P4/2q3P1/5Q2/P1P1r3/R4R1K w - - 0 29", + "PGN": "1. e4 e5 2. d3 d6 3. f4 Nd7 4. fxe5 Nxe5 5. Nf3 Bg4 6. Be2 Bxf3 7. Bxf3 Be7 8. Be3 Nf6 9. h3 c5 10. Nc3 Qa5 11. O-O O-O 12. Qd2 Bd8 13. Be2 Bb6 14. b3 c4 15. Bxb6 Qxb6+ 16. d4 Ng6 17. bxc4 Rfe8 18. Bf3 Rac8 19. Qd3 Nf4 20. Qe3 N6h5 21. g4 Nxh3+ 22. Kh2 N5f4 23. Ne2 Nxe2 24. Bxe2 d5 25. Qxh3 Qxd4 26. exd5 Rxe2+ 27. Kh1 Qe4+ 28. Qf3 Qxc4 *", + "Moves": "f3f7 g8h8 f7f8 c8f8 f1f8", + "MovesSAN": "Qxf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "8/6p1/p2q1k2/1p1p1p2/6PK/1P1Q4/P7/5R2 b - - 0 41", + "PGN": "1. e4 c6 2. Nf3 d5 3. e5 Bg4 4. d4 e6 5. Be2 c5 6. h3 Bxf3 7. Bxf3 cxd4 8. Qxd4 Nc6 9. Qd1 Bc5 10. O-O Nxe5 11. Nc3 Ne7 12. Be2 N5c6 13. Bg5 Bd6 14. Nb5 O-O 15. Nxd6 Qxd6 16. Bf3 Ne5 17. Bh5 N7g6 18. Be2 Rac8 19. c3 f6 20. Bd2 Nc6 21. Bd3 e5 22. Bxg6 hxg6 23. Qg4 Kf7 24. f4 f5 25. Qg5 e4 26. Be3 a6 27. b3 Rh8 28. c4 Rh5 29. Qg3 Nb4 30. c5 Rxc5 31. Bxc5 Qxc5+ 32. Kh1 Nd3 33. Rad1 b5 34. Kh2 Kf6 35. Rxd3 exd3 36. Qxd3 g5 37. fxg5+ Rxg5 38. h4 Qd6+ 39. Kh3 Rh5 40. g4 Rxh4+ 41. Kxh4 *", + "Moves": "d6h2 d3h3 g7g5 h4h5 h2h3", + "MovesSAN": "Qh2+ Qh3 g5+ Kh5 Qxh3#", + "Themes": "deflection endgame long mate mateIn3" + }, + { + "FEN": "r3r1k1/5p2/p5p1/3N4/Q1p5/4qP2/PP3nPP/R4RK1 b - - 7 29", + "PGN": "1. e4 c5 2. Bc4 Nc6 3. c3 e6 4. d3 d5 5. exd5 exd5 6. Bb5 Bd7 7. Qe2+ Be7 8. Nf3 a6 9. Ba4 b5 10. Bb3 c4 11. dxc4 dxc4 12. Bc2 Nf6 13. O-O O-O 14. Ng5 Bg4 15. f3 Bd7 16. Qf2 b4 17. Qh4 h6 18. Ne4 Nxe4 19. Qxe4 g6 20. Bxh6 Bf5 21. Qe2 Bxc2 22. Qxc2 Re8 23. cxb4 Bg5 24. Bxg5 Qxg5 25. Nc3 Nxb4 26. Qa4 Qe3+ 27. Kh1 Nd3 28. Nd5 Nf2+ 29. Kg1 *", + "Moves": "f2h3 g1h1 e3g1 f1g1 h3f2", + "MovesSAN": "Nh3+ Kh1 Qg1+ Rxg1 Nf2#", + "Themes": "doubleCheck long mate mateIn3 middlegame sacrifice smotheredMate" + }, + { + "FEN": "3r1rk1/p1p3p1/4R3/7Q/8/1P1P4/P1q2BPP/4R1K1 b - - 2 29", + "PGN": "1. e4 e5 2. Nc3 d6 3. Bc4 f5 4. exf5 Bxf5 5. Nf3 Be7 6. d3 Nf6 7. O-O d5 8. Bb3 Nc6 9. Re1 Qd6 10. Ba4 O-O 11. Bxc6 bxc6 12. Nxe5 d4 13. Na4 Nd5 14. b3 Bf6 15. f4 Nxf4 16. Bxf4 Bxe5 17. Bxe5 Qd5 18. Qf3 Qd7 19. Nc5 Qe7 20. Qxc6 Qg5 21. Bg3 h5 22. Qd5+ Kh8 23. Qxd4 Bg4 24. Ne6 Bxe6 25. Rxe6 Rad8 26. Qh4 Qc5+ 27. Bf2 Qxc2 28. Qxh5+ Kg8 29. Rae1 *", + "Moves": "c2f2 g1h1 f2f1 e1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate long mate mateIn3 middlegame" + }, + { + "FEN": "5bk1/1q3ppp/p6B/3p4/1nnP2Q1/7P/5PP1/4R1K1 w - - 0 30", + "PGN": "1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. cxd5 cxd5 5. Nf3 Nc6 6. Bf4 a6 7. Rc1 Bg4 8. e3 e6 9. h3 Bh5 10. Bd3 Be7 11. O-O O-O 12. a3 Rc8 13. b4 b5 14. Be2 Nd7 15. Nd2 Bxe2 16. Qxe2 Nb6 17. Nb3 Nc4 18. Nc5 Ra8 19. a4 bxa4 20. N3xa4 Nxb4 21. e4 Re8 22. Nb7 Qd7 23. Nac5 Qb5 24. exd5 exd5 25. Qg4 Ra7 26. Bh6 Bf8 27. Rfe1 Rxe1+ 28. Rxe1 Rxb7 29. Nxb7 Qxb7 *", + "Moves": "g4g7 f8g7 e1e8 g7f8 e8f8", + "MovesSAN": "Qxg7+ Bxg7 Re8+ Bf8 Rxf8#", + "Themes": "long master mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "1r5r/kppbnpp1/p2p1q1p/P2Bp3/2N1P3/1QPP4/1P3PPP/R4RK1 w - - 0 18", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Bc5 5. Nc3 a6 6. O-O h6 7. Nd5 d6 8. c3 Ba7 9. Bb3 Nxd5 10. Bxd5 Qf6 11. Nd2 Bd7 12. Nc4 O-O-O 13. Be3 Kb8 14. Qb3 Ka8 15. a4 Rb8 16. a5 Ne7 17. Bxa7 Kxa7 *", + "Moves": "b3b6 c7b6 a5b6 a7a8 a1a6", + "MovesSAN": "Qb6+ cxb6 axb6+ Ka8 Rxa6#", + "Themes": "long mate mateIn3 middlegame pin sacrifice" + }, + { + "FEN": "4r3/1p6/1Qp1r1k1/p5p1/5p2/P5PP/1PPn1P1B/2R3K1 b - - 0 37", + "PGN": "1. e4 d6 2. d4 Nf6 3. Nc3 e5 4. dxe5 dxe5 5. Bd3 c6 6. Nf3 Bd6 7. Bg5 O-O 8. O-O Bg4 9. h3 Bh5 10. Be2 Qe7 11. Qe1 h6 12. Bh4 Bc5 13. Rd1 Nbd7 14. Na4 Bd6 15. Nc3 a5 16. a3 Bc5 17. Na4 Ba7 18. Nc3 Rad8 19. Nh2 Bxe2 20. Qxe2 Rfe8 21. Ng4 g5 22. Nxh6+ Kg7 23. Nf5+ Kg6 24. Nxe7+ Rxe7 25. Bg3 Rde8 26. Kh1 Bd4 27. Rxd4 exd4 28. Nb1 Nxe4 29. Qd3 f5 30. Nd2 Ndf6 31. Nxe4 Nxe4 32. Qxd4 f4 33. Bh2 Re6 34. Kg1 Rd6 35. Qb6 Nd2 36. Rc1 Rde6 37. g3 *", + "Moves": "e6e1 c1e1 e8e1 g1g2 f4f3", + "MovesSAN": "Re1+ Rxe1 Rxe1+ Kg2 f3#", + "Themes": "endgame long master mate mateIn3" + }, + { + "FEN": "7k/8/5P1p/6b1/4B3/3K2P1/1r6/R1q5 w - - 0 47", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. O-O Bg4 6. d3 b5 7. Bb3 Nd4 8. Nbd2 Qf6 9. c3 Nxf3+ 10. Nxf3 Bxf3 11. Qxf3 Qxf3 12. gxf3 Nf6 13. Bg5 Be7 14. f4 exf4 15. Bxf4 O-O 16. Kh1 Nh5 17. Bg3 Nxg3+ 18. hxg3 Kh8 19. Kg2 f5 20. f4 Rae8 21. a4 fxe4 22. dxe4 Bf6 23. axb5 axb5 24. Bd5 c5 25. Ra6 Be7 26. Ra7 Bf6 27. Rfa1 Rb8 28. Rd7 b4 29. Rxd6 bxc3 30. bxc3 Bxc3 31. Rc1 Bb4 32. e5 c4 33. Rc6 c3 34. Rc4 Ba5 35. Be4 Rb2+ 36. Kf3 Rd8 37. Rh1 h6 38. f5 Rdd2 39. Rc8+ Rd8 40. Rxd8+ Bxd8 41. Rc1 Rb3 42. Ke2 Bg5 43. Ra1 Rb2+ 44. Kd3 c2 45. f6 gxf6 46. exf6 c1=Q *", + "Moves": "a1a8 b2b8 a8b8 c1c8 b8c8", + "MovesSAN": "Ra8+ Rb8 Rxb8+ Qc8 Rxc8#", + "Themes": "endgame exposedKing long mate mateIn3" + }, + { + "FEN": "1k6/1pp2p2/p7/2Q5/3P3r/2Pq4/PP3PK1/4R2R b - - 3 33", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. O-O Bg4 6. h3 Bh5 7. d3 Nf6 8. Be3 h6 9. Nbd2 g5 10. g4 Nxg4 11. hxg4 Bxg4 12. Nc4 Qf6 13. Ncxe5 Bxf3 14. Nxf3 O-O-O 15. Bd4 Qg6 16. Bxh8 Bg7 17. Bxg7 Qxg7 18. Nh2 h5 19. Qxh5 Rh8 20. Qg4+ Kb8 21. Kg2 Qh6 22. Rh1 Qf6 23. c3 Rh4 24. Qf5 Qd6 25. d4 c5 26. Qxg5 Rxe4 27. Qxc5 Qg6+ 28. Kf1 Re6 29. Re1 Qd3+ 30. Kg2 Rg6+ 31. Ng4 Rxg4+ 32. Kh2 Rh4+ 33. Kg2 *", + "Moves": "h4g4 g2h2 d3h7 c5h5 h7h5", + "MovesSAN": "Rg4+ Kh2 Qh7+ Qh5 Qxh5#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "1r2r3/kBq5/2P4p/P2p1pp1/1Q2n3/8/6PP/5RK1 w - - 1 36", + "PGN": "1. d4 d5 2. Nf3 Nf6 3. Bf4 e6 4. e3 c5 5. c3 Nc6 6. Nbd2 Bd6 7. Bg5 h6 8. Bh4 g5 9. Bg3 cxd4 10. exd4 a6 11. Be2 b5 12. a4 b4 13. c4 Bb7 14. c5 Bc7 15. Nb3 Ne4 16. Bd3 f5 17. Bxc7 Qxc7 18. Nfd2 O-O-O 19. Qe2 e5 20. dxe5 Qxe5 21. O-O Qxb2 22. Rab1 Qg7 23. Rbc1 Rhe8 24. Bxa6 Ng3 25. Qb5 Ne2+ 26. Kh1 Nxc1 27. Qxc6+ Kb8 28. Qb5 Nxb3 29. c6 Nxd2 30. Rg1 Ne4 31. Rf1 Nxf2+ 32. Kg1 Ne4 33. Qxb4 Qc7 34. Bxb7 Ka7 35. a5 Rb8 *", + "Moves": "b4d4 e4c5 d4c5 c7b6 a5b6", + "MovesSAN": "Qd4+ Nc5 Qxc5+ Qb6 axb6#", + "Themes": "exposedKing long master masterVsMaster mate mateIn3 middlegame" + }, + { + "FEN": "2k2r2/pp3r2/3P3p/4B1p1/PPq5/6Pb/3Q3P/2R1R1K1 b - - 2 28", + "PGN": "1. e4 Nf6 2. Nc3 d5 3. exd5 Nxd5 4. Nge2 Nc6 5. g3 e5 6. Bg2 Nxc3 7. Nxc3 Bd7 8. O-O f5 9. Re1 Bd6 10. d3 g5 11. Qd2 h6 12. Bd5 Qf6 13. d4 e4 14. Bxc6 Bxc6 15. d5 Bd7 16. f3 O-O-O 17. fxe4 fxe4 18. Nxe4 Qg6 19. Nxd6+ Qxd6 20. c4 Bh3 21. b4 Rhf8 22. Bb2 Rd7 23. Be5 Qb6+ 24. c5 Qb5 25. a4 Qc4 26. d6 cxd6 27. cxd6 Rdf7 28. Rac1 *", + "Moves": "f7f1 e1f1 f8f1 c1f1 c4f1", + "MovesSAN": "Rf1+ Rxf1 Rxf1+ Rxf1 Qxf1#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "1k1r4/8/1p2p3/1P3p2/2R5/R3P1P1/3r4/5K2 b - - 0 34", + "PGN": "1. d4 d5 2. Nf3 c6 3. c4 Nf6 4. Nc3 dxc4 5. a4 Bf5 6. Ne5 e6 7. e3 Nbd7 8. g4 Bg6 9. h4 Nxe5 10. dxe5 Qxd1+ 11. Nxd1 Nxg4 12. Bxc4 Nxe5 13. Be2 O-O-O 14. Nc3 Nd3+ 15. Kf1 Bb4 16. h5 Nxc1 17. Rxc1 Bd3 18. Rg1 Bxc3 19. Rxc3 Bxe2+ 20. Kxe2 g6 21. b4 Kb8 22. Rg4 Rd5 23. hxg6 hxg6 24. Rf4 f5 25. Rb3 g5 26. Rc4 g4 27. b5 c5 28. a5 Rhd8 29. Rc2 b6 30. axb6 axb6 31. Ra3 c4 32. Rxc4 Rd2+ 33. Kf1 g3 34. fxg3 *", + "Moves": "d2d1 f1g2 d8d2 g2h3 d1h1", + "MovesSAN": "Rd1+ Kg2 R8d2+ Kh3 Rh1#", + "Themes": "endgame exposedKing long master mate mateIn3 rookEndgame" + }, + { + "FEN": "5rk1/4Q2p/2q3pP/4P3/p5P1/Pp1p4/1P1B1R2/3K4 b - - 0 37", + "PGN": "1. e4 e6 2. Nf3 d5 3. exd5 exd5 4. d4 Bd6 5. Nc3 Ne7 6. Be3 O-O 7. Bd3 Re8 8. Qd2 Bg4 9. O-O-O c6 10. h3 Bh5 11. g4 Bg6 12. h4 f6 13. h5 Bxd3 14. Qxd3 b5 15. h6 g6 16. Rde1 a5 17. Ne2 b4 18. Nf4 a4 19. Ne6 Qd7 20. Ng7 Rf8 21. Bd2 b3 22. a3 c5 23. Qe3 Nbc6 24. c3 cxd4 25. cxd4 Rac8 26. Kd1 f5 27. Ne5 Nxe5 28. dxe5 Bc5 29. Qg5 Qc7 30. Rh3 Bxf2 31. Rc3 Qd7 32. Rf1 d4 33. Rxc8 Nxc8 34. Rxf2 Qc6 35. Nxf5 d3 36. Ne7+ Nxe7 37. Qxe7 *", + "Moves": "c6c2 d1e1 c2b1 d2c1 b1c1", + "MovesSAN": "Qc2+ Ke1 Qb1+ Bc1 Qxc1#", + "Themes": "endgame exposedKing long mate mateIn3" + }, + { + "FEN": "8/6k1/p4p2/4p2Q/4P1p1/7P/PP3qBK/8 b - - 1 42", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e5 7. Bxf6 Qxf6 8. Nd5 Qd8 9. Nb3 Be6 10. c4 Bxd5 11. cxd5 Be7 12. Rc1 O-O 13. Bd3 Bg5 14. Rc2 Nd7 15. O-O Rc8 16. Rxc8 Qxc8 17. Qg4 f6 18. Qe6+ Kh8 19. Qxd6 Rd8 20. g3 Nf8 21. Qb4 Ng6 22. Nc5 Nf4 23. Rd1 Qg4 24. Qe1 Qf3 25. Bf1 Qg4 26. Nxb7 Rb8 27. d6 Rxb7 28. d7 Rxd7 29. Rxd7 Qxd7 30. gxf4 Qg4+ 31. Bg2 Bxf4 32. Qc3 Qd1+ 33. Bf1 Qg4+ 34. Kh1 h5 35. h3 Qd1 36. Kg2 g5 37. Qc8+ Kg7 38. Qe8 g4 39. Qxh5 Qf3+ 40. Kg1 Bh2+ 41. Kxh2 Qxf2+ 42. Bg2 *", + "Moves": "g4g3 h2h1 f2e1 g2f1 e1f1", + "MovesSAN": "g3+ Kh1 Qe1+ Bf1 Qxf1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "3r1rk1/pp6/3p3p/Q2R1N2/2P5/1PN1q1p1/1P3nP1/5RK1 b - - 3 30", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 Nf6 5. O-O d6 6. Be3 Bxe3 7. fxe3 Be6 8. Bb3 Bxb3 9. axb3 O-O 10. Qe2 h6 11. d4 Nh7 12. d5 Ne7 13. c4 c6 14. dxc6 Nxc6 15. Nbd2 Ng5 16. Qf2 Qd7 17. Rad1 Nb4 18. Nb1 Nxe4 19. Qe1 Nd3 20. Rxd3 Rad8 21. Nxe5 Qe6 22. Nf3 f5 23. Qa5 g5 24. Nc3 g4 25. Nh4 g3 26. h3 Nf2 27. Rd5 Qxe3 28. Nxf5 Nxh3+ 29. Kh1 Nf2+ 30. Kg1 *", + "Moves": "f2h3 g1h1 e3g1 f1g1 h3f2", + "MovesSAN": "Nh3+ Kh1 Qg1+ Rxg1 Nf2#", + "Themes": "doubleCheck kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "6k1/pp3pp1/3b3q/3p2N1/8/1PP3nP/PB3Q2/2K5 w - - 4 33", + "PGN": "1. e4 e6 2. Nf3 d5 3. exd5 exd5 4. d4 Nf6 5. Be2 Be7 6. O-O O-O 7. Re1 Re8 8. Bd3 Bg4 9. Nbd2 Nbd7 10. c3 c6 11. h3 Bh5 12. Qc2 Bf8 13. Rxe8 Qxe8 14. b3 Qe7 15. Bb2 Re8 16. Re1 Qd8 17. Ne5 c5 18. f4 Bd6 19. g4 cxd4 20. gxh5 Nxh5 21. Bxh7+ Kf8 22. Nxd7+ Qxd7 23. Rxe8+ Qxe8 24. Nf3 Qe3+ 25. Qf2 Qxf4 26. Nxd4 Qg5+ 27. Kf1 Ng3+ 28. Ke1 Qe5+ 29. Kd1 Qh5+ 30. Kc1 Qxh7 31. Ne6+ Kg8 32. Ng5 Qh6 *", + "Moves": "f2f7 g8h8 f7e8 d6f8 e8f8", + "MovesSAN": "Qxf7+ Kh8 Qe8+ Bf8 Qxf8#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "6k1/r4ppp/2p1b3/p7/4r3/2B4P/B1P3P1/1R4K1 w - - 4 26", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nxe5 Nc6 4. Nxc6 dxc6 5. Nc3 Bc5 6. Bc4 Ng4 7. O-O Qh4 8. h3 Nxf2 9. Rxf2 Qxf2+ 10. Kh1 O-O 11. d4 Bxd4 12. Ne2 Be5 13. Qg1 Qxg1+ 14. Kxg1 b5 15. Bb3 a5 16. a4 b4 17. Bf4 Bxb2 18. Rb1 Bc3 19. Nxc3 bxc3 20. Bxc7 Ra7 21. Be5 Re8 22. Bxc3 Rxe4 23. Ba2 Rxa4 24. Bb3 Re4 25. Ba2 Be6 *", + "Moves": "b1b8 e6c8 b8c8 e4e8 c8e8", + "MovesSAN": "Rb8+ Bc8 Rxc8+ Re8 Rxe8#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "r5k1/pp2Rpp1/2pQBnqp/2P5/1P6/8/PB3PPP/6K1 b - - 0 23", + "PGN": "1. d4 d5 2. c4 c6 3. Nc3 e6 4. Nf3 h6 5. e3 Nd7 6. Bd3 Ngf6 7. O-O Bd6 8. e4 dxe4 9. Nxe4 Nxe4 10. Bxe4 Nf6 11. Bc2 O-O 12. c5 Bc7 13. b4 Re8 14. Re1 Qd5 15. Bb3 Qh5 16. Qd3 e5 17. dxe5 Bxe5 18. Nxe5 Rxe5 19. Bb2 Rxe1+ 20. Rxe1 Bf5 21. Qd6 Qg6 22. Re7 Be6 23. Bxe6 *", + "Moves": "g6b1 b2c1 b1c1 d6d1 c1d1", + "MovesSAN": "Qb1+ Bc1 Qxc1+ Qd1 Qxd1#", + "Themes": "backRankMate fork long mate mateIn3 middlegame" + }, + { + "FEN": "2r3k1/pp3ppp/q3p3/3pP3/6P1/1P2PQ1P/P5K1/5R2 w - - 0 22", + "PGN": "1. e4 d5 2. e5 c5 3. d4 Nc6 4. Nf3 Bg4 5. Be2 e6 6. O-O Nge7 7. c3 Nf5 8. h3 Bxf3 9. Bxf3 Be7 10. g4 Nh4 11. Nd2 O-O 12. Bg2 Nxg2 13. Kxg2 cxd4 14. cxd4 Nxd4 15. Nf3 Nxf3 16. Qxf3 Qb6 17. b3 Rac8 18. Be3 Bc5 19. Rac1 Bxe3 20. fxe3 Qa6 21. Rxc8 Rxc8 *", + "Moves": "f3f7 g8h8 f7f8 c8f8 f1f8", + "MovesSAN": "Qxf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "6rk/pp3Qpp/1nb4q/8/8/6P1/PP4P1/3R1RK1 w - - 4 28", + "PGN": "1. e4 e6 2. Nf3 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Ng3 Bd6 6. d4 O-O 7. Bd3 c5 8. c3 cxd4 9. cxd4 Bd7 10. Be3 Bc6 11. O-O Nbd7 12. Rc1 Rc8 13. Qd2 Bb8 14. Nh4 Nb6 15. f4 Nfd5 16. f5 Nxe3 17. Qxe3 Qxh4 18. fxe6 fxe6 19. Qxe6+ Kh8 20. Bf5 Rfd8 21. Bh3 Qxd4+ 22. Kh1 Re8 23. Qf7 Bxg3 24. hxg3 Qd6 25. Bxc8 Rxc8 26. Rcd1 Qh6+ 27. Kg1 Rg8 *", + "Moves": "f7g8 h8g8 d1d8 c6e8 d8e8", + "MovesSAN": "Qxg8+ Kxg8 Rd8+ Be8 Rxe8#", + "Themes": "attraction long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r3r1k1/pb3p2/1p4pQ/2p1n1N1/8/2P3PP/PP2q1P1/R4RK1 w - - 2 21", + "PGN": "1. e4 c5 2. d3 Nc6 3. Nc3 g6 4. Nce2 Bg7 5. c3 Nf6 6. Ng3 O-O 7. Be2 d5 8. h3 dxe4 9. Nxe4 b6 10. Ng3 Bb7 11. Nf3 Re8 12. O-O e5 13. Bg5 h6 14. Be3 e4 15. dxe4 Nxe4 16. Qc1 Nxg3 17. fxg3 Qe7 18. Bxh6 Bxh6 19. Qxh6 Qxe2 20. Ng5 Ne5 *", + "Moves": "h6h7 g8f8 f1f7 e5f7 h7f7", + "MovesSAN": "Qh7+ Kf8 Rxf7+ Nxf7 Qxf7#", + "Themes": "kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "5rk1/6pp/1RQ2q2/3p4/3Pp3/P3r3/5PPP/5RK1 b - - 0 24", + "PGN": "1. d4 d5 2. e3 Nf6 3. c4 e6 4. cxd5 exd5 5. Nf3 Bb4+ 6. Bd2 Nc6 7. a3 Bxd2+ 8. Qxd2 Ne4 9. Qd1 Bg4 10. Be2 O-O 11. Nfd2 Bxe2 12. Qxe2 f5 13. Nxe4 fxe4 14. O-O Qf6 15. Nc3 Ne7 16. Qb5 c6 17. Qxb7 Rab8 18. Qxa7 Rxb2 19. Rab1 Rc2 20. Nd1 Nf5 21. Qa4 Re2 22. Rb6 Nxe3 23. Nxe3 Rxe3 24. Qxc6 *", + "Moves": "f6f2 f1f2 e3e1 f2f1 e1f1", + "MovesSAN": "Qxf2+ Rxf2 Re1+ Rf1 Rexf1#", + "Themes": "endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "k6r/pbQ2p2/1p2pp2/nN4qp/8/P5P1/1PP2P1P/3R2K1 w - - 6 28", + "PGN": "1. Nc3 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. Ndb5 Bc5 6. Nd6+ Ke7 7. Nde4 Qb6 8. Nxc5 Qxc5 9. a3 Nf6 10. Bg5 h6 11. Bxf6+ gxf6 12. Ne4 Qe5 13. Qd3 d5 14. Nc3 b6 15. g3 Bb7 16. Bg2 Rad8 17. O-O h5 18. e4 dxe4 19. Qxe4 Qg5 20. Rfd1 Na5 21. Qb4+ Ke8 22. Rxd8+ Kxd8 23. Qd6+ Kc8 24. Rd1 Bxg2 25. Qd7+ Kb8 26. Nb5 Bb7 27. Qc7+ Ka8 *", + "Moves": "d1d8 h8d8 c7d8 b7c8 d8c8", + "MovesSAN": "Rd8+ Rxd8 Qxd8+ Bc8 Qxc8#", + "Themes": "long mate mateIn3 middlegame queensideAttack" + }, + { + "FEN": "5r1k/p1p3p1/2p4p/8/3PQ3/4P3/PPPq2PP/R5K1 b - - 0 19", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 h6 4. Nc3 Nf6 5. d3 Bc5 6. Be3 Bxe3 7. fxe3 O-O 8. d4 Nxe4 9. Nxe4 d5 10. Nxe5 dxe4 11. Nxc6 bxc6 12. O-O Qg5 13. Rf4 Be6 14. Bxe6 fxe6 15. Rxf8+ Rxf8 16. Qe2 Qa5 17. Qc4 Qd2 18. Qxe6+ Kh8 19. Qxe4 *", + "Moves": "d2f2 g1h1 f2f1 a1f1 f8f1", + "MovesSAN": "Qf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "3r2k1/1p3p2/1bp4p/pn3Pp1/4Q3/1P4qP/PB3PB1/4R1K1 w - - 0 27", + "PGN": "1. g3 d5 2. Bg2 e5 3. c4 dxc4 4. Qa4+ Nd7 5. Qxc4 Nb6 6. Qc2 Nf6 7. Nf3 Bd6 8. O-O O-O 9. d4 exd4 10. Nxd4 h6 11. Rd1 Qe7 12. Nc3 c6 13. e4 Bc5 14. h3 Re8 15. Be3 Nc4 16. Bf4 g5 17. Bc1 Nd6 18. Nf5 Bxf5 19. exf5 a5 20. b3 Qc7 21. Bb2 Rad8 22. Re1 Nb5 23. Ne4 Nxe4 24. Rxe4 Bb6 25. Rae1 Rxe4 26. Qxe4 Qxg3 *", + "Moves": "e4e8 d8e8 e1e8 g8h7 e8h8", + "MovesSAN": "Qe8+ Rxe8 Rxe8+ Kh7 Rh8#", + "Themes": "kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "1r4k1/R5pp/3NP3/8/4P3/B1nn1N1P/5PP1/1R3K2 b - - 0 32", + "PGN": "1. e4 e5 2. Bc4 Nf6 3. Nf3 Nc6 4. d3 Bc5 5. h3 O-O 6. Nc3 d6 7. Qe2 Be6 8. Bb3 Bxb3 9. axb3 Nb4 10. O-O c6 11. Na4 Bd4 12. c3 Bxc3 13. bxc3 Na6 14. Ba3 b5 15. Nb2 Qb6 16. Rac1 b4 17. cxb4 Nxb4 18. Nc4 Qb5 19. Nxd6 Qb6 20. d4 c5 21. dxe5 Nh5 22. Qc4 Nf4 23. Qxc5 Qxc5 24. Rxc5 Nbd3 25. Rc7 Rfd8 26. Rxf7 Rab8 27. Rb1 Ne2+ 28. Kf1 Nc3 29. Ra1 Rxb3 30. e6 Rdb8 31. Rxa7 Rb1+ 32. Rxb1 *", + "Moves": "b8b1 a3c1 b1c1 f3e1 c1e1", + "MovesSAN": "Rxb1+ Bc1 Rxc1+ Ne1 Rxe1#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "3r2k1/4Qppp/p7/1p6/3q4/PP1p1R1P/6PK/8 w - - 4 37", + "PGN": "1. e4 c5 2. d3 e6 3. Be3 d5 4. exd5 exd5 5. d4 cxd4 6. Bxd4 Nc6 7. Be3 d4 8. Bd2 Nf6 9. Nf3 Bg4 10. Be2 Be7 11. O-O O-O 12. h3 Bh5 13. Nh2 Bxe2 14. Qxe2 Re8 15. Qf3 Bd6 16. Ng4 Nxg4 17. Qxg4 Be5 18. f4 Bf6 19. Qf3 Qb6 20. Qd3 Qxb2 21. Na3 Nb4 22. Bxb4 Qxb4 23. Nc4 b5 24. Ne5 Bxe5 25. fxe5 Rxe5 26. Rab1 Qc4 27. Qg3 Re3 28. Qf4 a6 29. a3 Rf8 30. Rf2 Qc3 31. Rb3 Qa1+ 32. Kh2 Rxb3 33. cxb3 Qc3 34. Rf3 d3 35. Qe4 Rd8 36. Qe7 Qd4 *", + "Moves": "e7f7 g8h8 f7f8 d8f8 f3f8", + "MovesSAN": "Qxf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "r7/8/4p3/4Pk2/5P2/1b2K3/p7/7R w - - 3 55", + "PGN": "1. d4 d5 2. Bf4 Nc6 3. e3 a6 4. Nf3 Nf6 5. c4 dxc4 6. Bxc4 e6 7. Qa4 Bd7 8. Qb3 Na5 9. Qc3 b6 10. Nbd2 Bc6 11. b4 Nxc4 12. Qxc4 Bb5 13. Qxc7 Qxc7 14. Bxc7 Bxb4 15. Bxb6 Rc8 16. Ne5 Rc2 17. Nf3 Ne4 18. Rd1 Nxd2 19. Nxd2 O-O 20. Bc5 Bxc5 21. dxc5 Rxc5 22. Nb3 Rc2 23. Ra1 Re2+ 24. Kf1 Rxa2+ 25. Kg1 Rxa1+ 26. Nxa1 Ba4 27. h3 Rd8 28. Kh2 Rd2 29. f3 f5 30. Re1 h5 31. e4 f4 32. Rc1 Bd1 33. Rc3 Rb2 34. Kg1 Kf7 35. Kf1 Kf6 36. Rc5 g5 37. h4 gxh4 38. Rxh5 Rb1 39. Rxh4 Rxa1 40. Rxf4+ Ke5 41. Rf8 a5 42. Kf2 Ra2+ 43. Kg3 a4 44. Ra8 Bb3 45. Ra5+ Kf6 46. Kf4 Rxg2 47. Rh5 a3 48. Rh6+ Rg6 49. Rh1 a2 50. Ke3 Rg2 51. f4 Rc2 52. Kd3 Rc8 53. e5+ Kf5 54. Ke3 Ra8 *", + "Moves": "h1g1 a8g8 g1g8 a2a1q g8g5", + "MovesSAN": "Rg1 Rg8 Rxg8 a1=Q Rg5#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "rn1q1b1r/p7/3pk1p1/2p1Np2/Q3P3/2N2Pp1/PP2B1P1/R1B2RK1 b - - 0 17", + "PGN": "1. d4 c5 2. d5 Nf6 3. c4 b5 4. Nc3 bxc4 5. e4 d6 6. Bxc4 g6 7. Nf3 Bg4 8. O-O Nfd7 9. h3 h5 10. hxg4 hxg4 11. Nh2 Ne5 12. Be2 f5 13. f3 g3 14. Ng4 e6 15. Qa4+ Kf7 16. dxe6+ Kxe6 17. Nxe5 *", + "Moves": "h8h1 g1h1 d8h4 h1g1 h4h2", + "MovesSAN": "Rh1+ Kxh1 Qh4+ Kg1 Qh2#", + "Themes": "attraction kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "4rNk1/5p1p/4q1pQ/1p1b1p2/2pP4/PpP3RP/1P3P2/2R3K1 b - - 0 29", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. c3 e6 4. Bd3 Nf6 5. O-O Be7 6. Re1 O-O 7. h3 d5 8. exd5 Nxd5 9. Bc2 b5 10. a3 a5 11. d4 c4 12. Nbd2 Bb7 13. Ne4 a4 14. Bg5 Na5 15. Bxe7 Nxe7 16. Nc5 Bc6 17. Rc1 Nb3 18. Nxb3 axb3 19. Bb1 Ng6 20. Qe2 Nh4 21. Ne5 Bxg2 22. Qh5 g6 23. Qh6 Bd5 24. Be4 Nf5 25. Bxf5 exf5 26. Re3 Qf6 27. Rg3 Rae8 28. Nd7 Qe6 29. Nxf8 *", + "Moves": "e6e1 c1e1 e8e1 g1h2 e1h1", + "MovesSAN": "Qe1+ Rxe1 Rxe1+ Kh2 Rh1#", + "Themes": "kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "2k1r3/1pp1q3/p2b3p/2BP1pp1/1P2r3/P6P/2Q2PP1/2RR2K1 b - - 4 25", + "PGN": "1. d4 d5 2. c4 dxc4 3. Nc3 Nf6 4. e3 Bg4 5. Be2 Bxe2 6. Qxe2 Nc6 7. Qxc4 Qd6 8. Nf3 O-O-O 9. Bd2 e5 10. Nb5 Qd7 11. Rc1 a6 12. Nc3 exd4 13. exd4 Re8+ 14. Be3 Ne4 15. Nxe4 Rxe4 16. O-O Bd6 17. h3 h6 18. a3 g5 19. Qc2 f5 20. d5 Ne5 21. Nxe5 Bxe5 22. Rfd1 Bd6 23. b4 Qe7 24. Bd4 Re8 25. Bc5 *", + "Moves": "e4e1 d1e1 e7e1 c1e1 e8e1", + "MovesSAN": "Re1+ Rxe1 Qxe1+ Rxe1 Rxe1#", + "Themes": "kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "7k/1p4p1/p2r2pp/2bP2P1/2P4P/3B4/P1P2r2/1K1R3R b - - 0 24", + "PGN": "1. e4 c6 2. Nf3 d5 3. Qe2 Nf6 4. d3 Bg4 5. exd5 cxd5 6. Bg5 Nbd7 7. h3 Bh5 8. g4 Bg6 9. Nc3 h6 10. Bxf6 Nxf6 11. O-O-O e6 12. Kb1 Be7 13. d4 O-O 14. Ne5 Ne4 15. Nxg6 Nxc3+ 16. bxc3 fxg6 17. Qxe6+ Kh8 18. c4 Rxf2 19. Qxd5 Ba3 20. Qxd8+ Rxd8 21. d5 Bc5 22. h4 a6 23. Bd3 Rd6 24. g5 *", + "Moves": "d6b6 b1a1 c5d4 c2c3 d4c3", + "MovesSAN": "Rb6+ Ka1 Bd4+ c3 Bxc3#", + "Themes": "endgame long mate mateIn3 queensideAttack" + }, + { + "FEN": "2r2rk1/5q1p/p2p2p1/3N1pP1/Pp2p2Q/5n1R/P1P2PK1/3R4 w - - 2 28", + "PGN": "1. d4 Nf6 2. Nc3 d5 3. Bf4 a6 4. e3 e6 5. g4 Bd6 6. g5 Nfd7 7. Bxd6 cxd6 8. h4 b5 9. Bg2 b4 10. Na4 Bb7 11. Ne2 Bc6 12. b3 Bxa4 13. bxa4 Nc6 14. Nf4 Rc8 15. O-O O-O 16. Nh5 Ne7 17. Qd3 Nf5 18. e4 Nxh4 19. Qg3 Nxg2 20. Kxg2 dxe4 21. Rh1 Qe7 22. Qh4 f5 23. Rh3 g6 24. Nf4 Qf7 25. Rd1 e5 26. dxe5 Nxe5 27. Nd5 Nf3 *", + "Moves": "d5f6 g8h8 h4h7 f7h7 h3h7", + "MovesSAN": "Nf6+ Kh8 Qxh7+ Qxh7 Rxh7#", + "Themes": "arabianMate kingsideAttack long master masterVsMaster mate mateIn3 middlegame superGM" + }, + { + "FEN": "4Q3/6pk/5p1p/4p2K/P2p2P1/3P1b1P/2P1R3/6q1 b - - 18 41", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd8 4. Nf3 Nf6 5. Bc4 c6 6. O-O Bf5 7. d3 e6 8. Bg5 Be7 9. Qe1 Nbd7 10. a3 O-O 11. h3 h6 12. Bf4 Re8 13. Ne5 Nxe5 14. Bxe5 Bd6 15. f4 Bxe5 16. fxe5 Qd4+ 17. Kh1 Nd5 18. Bxd5 cxd5 19. Nb5 Qb6 20. Nd6 Rec8 21. Nxc8 Rxc8 22. Qf2 Qxb2 23. Rab1 Qxe5 24. Rxb7 d4 25. g4 Bg6 26. Rxa7 Qd5+ 27. Qf3 Qa2 28. Rf2 e5 29. Ra8 Rxa8 30. Qxa8+ Kh7 31. Kg2 f6 32. a4 Bf7 33. Qe4+ Bg6 34. Qc6 Bf7 35. Qb5 Bd5+ 36. Kh2 Ba8 37. Qe8 Qd5 38. Re2 Qh1+ 39. Kg3 Qg1+ 40. Kh4 Bf3 41. Kh5 *", + "Moves": "f3g4 h3g4 g1h1 e2h2 h1h2", + "MovesSAN": "Bxg4+ hxg4 Qh1+ Rh2 Qxh2#", + "Themes": "endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "2r2r1k/2p3pp/p7/3p1qB1/6R1/8/PP3PPP/RN1Q2K1 b - - 2 18", + "PGN": "1. e4 e6 2. Nf3 Nc6 3. d4 d5 4. e5 f6 5. Bb5 a6 6. Bxc6+ bxc6 7. O-O c5 8. c4 cxd4 9. exf6 Nxf6 10. cxd5 exd5 11. Re1+ Be7 12. Nxd4 O-O 13. Nc6 Qd7 14. Nxe7+ Kh8 15. Nxc8 Raxc8 16. Bg5 Ne4 17. Rxe4 Qf5 18. Rg4 *", + "Moves": "f5f2 g1h1 f2f1 d1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Qxf1 Rxf1#", + "Themes": "backRankMate long mate mateIn3 middlegame" + }, + { + "FEN": "5r2/1R5p/3b4/2p5/B1P5/3K4/1r5P/1k2B3 w - - 0 38", + "PGN": "1. e4 c5 2. c3 e6 3. d4 d5 4. Nd2 Nc6 5. Ngf3 Qb6 6. exd5 exd5 7. dxc5 Bxc5 8. Qe2+ Be6 9. Ng5 Nd8 10. Nb3 Bd6 11. Be3 Qc7 12. O-O-O Nf6 13. Nxe6 Nxe6 14. Qb5+ Qc6 15. Qxc6+ bxc6 16. Nd4 Nxd4 17. Bxd4 Ne4 18. Re1 c5 19. Bxg7 Rg8 20. Bh6 O-O-O 21. Ba6+ Kc7 22. c4 Nxf2 23. Rhf1 Nd3+ 24. Kd2 Nxe1 25. Kxe1 Kb6 26. Bb5 Rxg2 27. Rxf7 d4 28. a4 d3 29. a5+ Kxa5 30. Rxa7+ Kb4 31. Bd2+ Kb3 32. Rb7 Kc2 33. Ba4+ Kb1 34. Kd1 Rg1+ 35. Be1 Rf8 36. Kd2 Rg2+ 37. Kxd3 Rxb2 *", + "Moves": "a4c2 b1a1 b7a7 b2a2 e1c3", + "MovesSAN": "Bc2+ Ka1 Ra7+ Ra2 Bc3#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "4k3/1pr2p2/n3pB2/P1p1P3/2P1K3/2P5/8/7R w - - 7 44", + "PGN": "1. g3 Nf6 2. Bg2 c6 3. d3 d5 4. Nf3 Bf5 5. O-O e6 6. Bf4 Be7 7. Ne5 h6 8. e4 dxe4 9. dxe4 Qxd1 10. Rxd1 Bxe4 11. Bxe4 Nxe4 12. Nc3 Nxc3 13. bxc3 Na6 14. Be3 Bf6 15. f4 Bxe5 16. fxe5 Rd8 17. Rxd8+ Kxd8 18. Bxa7 Kc7 19. Be3 Rd8 20. a4 Rd5 21. c4 Rd7 22. a5 c5 23. Rb1 Kc6 24. Kf2 Re7 25. Kf3 Rd7 26. Ke4 Rd8 27. g4 Rd7 28. c3 Rd8 29. Rb5 Rd7 30. Rb6+ Kc7 31. Rb1 Kc6 32. h4 Kc7 33. Rg1 Kc6 34. Rf1 Kc7 35. h5 Kd8 36. Rg1 Ke8 37. g5 hxg5 38. Bxg5 Kf8 39. h6 gxh6 40. Bxh6+ Ke7 41. Bg5+ Kf8 42. Bf6 Rc7 43. Rh1 Ke8 *", + "Moves": "h1h8 e8d7 h8d8 d7c6 d8d6", + "MovesSAN": "Rh8+ Kd7 Rd8+ Kc6 Rd6#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "5rk1/R4ppp/2p5/2Q5/8/1qP3P1/2r2P1P/4R1K1 w - - 3 28", + "PGN": "1. Nf3 d5 2. g3 Bg4 3. Bg2 Nf6 4. d4 Nc6 5. Nc3 Bxf3 6. Bxf3 e5 7. O-O exd4 8. Na4 Ne4 9. c3 dxc3 10. Nxc3 Nxc3 11. bxc3 Bc5 12. Bxd5 O-O 13. Qb3 Na5 14. Qd1 Qe7 15. e4 Rad8 16. Qg4 c6 17. Bh6 Qf6 18. Bb3 Qxh6 19. Qf5 Nxb3 20. axb3 Qd6 21. e5 Qe7 22. e6 Qxe6 23. Qxc5 Qxb3 24. Rab1 Qa2 25. Rxb7 Rd2 26. Rxa7 Qb3 27. Re1 Rc2 *", + "Moves": "c5f8 g8f8 a7a8 b3b8 a8b8", + "MovesSAN": "Qxf8+ Kxf8 Ra8+ Qb8 Rxb8#", + "Themes": "attraction endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "2r3k1/4pN2/pp4pQ/3PpR1p/8/8/PPr3PP/7K b - - 0 29", + "PGN": "1. e4 d6 2. Nc3 Nf6 3. Nf3 Nbd7 4. Bc4 c5 5. O-O g6 6. d4 cxd4 7. Nxd4 Bg7 8. Be3 O-O 9. Qd2 Nc5 10. f3 b6 11. Bh6 Bb7 12. Bxg7 Kxg7 13. Kh1 Rc8 14. Qg5 Ncxe4 15. fxe4 Rxc4 16. Nf5+ Kh8 17. Ng3 Qd7 18. Qh6 Rfc8 19. Nd5 Bxd5 20. exd5 Rxc2 21. Rae1 a6 22. Ne4 Ng4 23. Qh4 Ne5 24. Ng5 h5 25. Rxe5 dxe5 26. Nxf7+ Kg7 27. Qg5 Qf5 28. Qh6+ Kg8 29. Rxf5 *", + "Moves": "c2c1 h6c1 c8c1 f5f1 c1f1", + "MovesSAN": "Rc1+ Qxc1 Rxc1+ Rf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "4r1k1/p1qpr1p1/bp1b1pQB/3P1P2/7N/8/PP4PP/R1R4K b - - 4 25", + "PGN": "1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Bb4 6. Bb5 Nge7 7. O-O O-O 8. f4 h6 9. f5 exf5 10. exf5 Qb6 11. Bxc6 Nxc6 12. Ne2 Bc5 13. c3 f6 14. Kh1 Nxd4 15. cxd4 Bd6 16. Nf4 Qc6 17. d5 Qc7 18. Ng6 Re8 19. Qh5 Kh7 20. Nh4 Re7 21. Qg6+ Kg8 22. Bd2 b6 23. Bxh6 Ba6 24. Rfe1 Rae8 25. Rec1 *", + "Moves": "c7c1 a1c1 e7e1 c1e1 e8e1", + "MovesSAN": "Qxc1+ Rxc1 Re1+ Rxe1 Rxe1#", + "Themes": "kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r6k/2p1p1b1/pp2Br1p/4R2Q/3q4/2N5/PPP2PPP/R5K1 b - - 1 20", + "PGN": "1. e4 b6 2. Nf3 Bb7 3. Nc3 g6 4. Bb5 Bg7 5. d4 a6 6. Bc4 d6 7. Bg5 Nd7 8. O-O Ngf6 9. Re1 O-O 10. e5 dxe5 11. dxe5 Bxf3 12. Qxf3 Nh5 13. e6 fxe6 14. Bxe6+ Kh8 15. Qg4 h6 16. Bh4 Nhf6 17. Qxg6 Ne5 18. Rxe5 Qd4 19. Bxf6 Rxf6 20. Qh5 *", + "Moves": "d4f2 g1h1 f2f1 a1f1 f6f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "N2k3r/pp1b2q1/3Q1p2/8/2P2Bn1/4PN2/PP2BPp1/R4RK1 b - - 0 19", + "PGN": "1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. Nf3 Nc6 5. Nc3 Bb4 6. Bg5 f6 7. exf6 gxf6 8. Bf4 Qe7 9. e3 d6 10. Be2 Nce5 11. O-O h5 12. Nd5 Qg7 13. Nxb4 h4 14. h3 Bd7 15. hxg4 Nxg4 16. Nd5 h3 17. Nxc7+ Kd8 18. Nxa8 hxg2 19. Qxd6 *", + "Moves": "h8h1 g1g2 g4e3 g2h1 g7g2", + "MovesSAN": "Rh1+ Kxg2 Nxe3+ Kxh1 Qg2#", + "Themes": "doubleCheck kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "1k1r1r2/1pp1p2p/pn4p1/2qnQ3/8/NB6/PPP2PPP/R1BR2K1 b - - 0 18", + "PGN": "1. e4 d5 2. exd5 Nf6 3. Bc4 Nxd5 4. Nf3 Be6 5. O-O g6 6. Nd4 Qd6 7. Nxe6 fxe6 8. Re1 Nd7 9. Qg4 e5 10. Qf3 N7b6 11. Bb3 O-O-O 12. Na3 a6 13. Rd1 Bg7 14. d4 Rhf8 15. Qg4+ Kb8 16. dxe5 Qc5 17. Qg3 Bxe5 18. Qxe5 *", + "Moves": "c5f2 g1h1 f2f1 d1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "8/5pk1/1R3q1p/1Q4p1/6P1/8/5PPK/3r4 b - - 8 38", + "PGN": "1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 e6 5. cxd5 exd5 6. Qc2 Bd6 7. Bg5 O-O 8. e3 h6 9. Bh4 Be6 10. Bd3 Nbd7 11. O-O Re8 12. Rab1 a5 13. a3 Rc8 14. b4 axb4 15. axb4 b6 16. Rfe1 c5 17. bxc5 bxc5 18. dxc5 Nxc5 19. Bb5 Rf8 20. Qd2 g5 21. Bg3 Nce4 22. Nxe4 Nxe4 23. Qd4 Bc5 24. Qb2 Bd6 25. Rec1 Bxg3 26. hxg3 Rb8 27. Qe5 Qa5 28. Bd3 Rxb1 29. Rxb1 Nd2 30. Nxd2 Qxd2 31. Bf5 Bxf5 32. Qxf5 d4 33. exd4 Qxd4 34. g4 Kg7 35. Rb7 Qf6 36. Qb5 Rd8 37. Rb6 Rd1+ 38. Kh2 *", + "Moves": "f6f4 g2g3 f4f2 h2h3 d1h1", + "MovesSAN": "Qf4+ g3 Qxf2+ Kh3 Rh1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "4r1k1/1p2qppp/p1p5/3p4/1P1Pr3/P1R3B1/5PPP/2RQ2K1 b - - 0 21", + "PGN": "1. d4 d5 2. Bf4 Nc6 3. Nf3 e6 4. e3 Bd6 5. Bg3 a6 6. c4 Nf6 7. Nc3 O-O 8. cxd5 exd5 9. Bd3 Bb4 10. Rc1 Bxc3+ 11. Rxc3 Bg4 12. O-O Bxf3 13. Qxf3 Rc8 14. Rfc1 Re8 15. a3 Ne4 16. Bxe4 Rxe4 17. b4 Qe7 18. Qf5 Re8 19. Qf3 Nxd4 20. Qd1 c6 21. exd4 *", + "Moves": "e4e1 d1e1 e7e1 c1e1 e8e1", + "MovesSAN": "Re1+ Qxe1 Qxe1+ Rxe1 Rxe1#", + "Themes": "backRankMate fork long mate mateIn3 middlegame" + }, + { + "FEN": "4r3/Q5pp/2pk4/3Pr3/4n3/8/PP3PPP/R4K2 b - - 0 25", + "PGN": "1. d4 c6 2. e4 d5 3. Nc3 e6 4. Nf3 c5 5. Be3 cxd4 6. Bxd4 Nc6 7. exd5 exd5 8. Bb5 Be6 9. O-O a6 10. Bxc6+ bxc6 11. Re1 Nf6 12. Ng5 Qe7 13. Nxe6 fxe6 14. Qe2 Kd7 15. Na4 Re8 16. Qxa6 e5 17. Rxe5 Qxe5 18. Bxe5 Rxe5 19. Qa7+ Ke6 20. Nc5+ Bxc5 21. Qxc5 Kd7 22. c4 Rhe8 23. Kf1 Ne4 24. Qa7+ Kd6 25. cxd5 *", + "Moves": "e4d2 f1g1 e5e1 a1e1 e8e1", + "MovesSAN": "Nd2+ Kg1 Re1+ Rxe1 Rxe1#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "1r1qnbk1/2p2p1p/3p3Q/5P1N/pp5P/3P2P1/PP4P1/1K2R3 w - - 3 25", + "PGN": "1. e4 e5 2. Nf3 d6 3. d4 exd4 4. Qxd4 Nf6 5. Nc3 Be7 6. Bg5 O-O 7. O-O-O Nc6 8. Qd2 Bd7 9. Bd3 Nb4 10. Kb1 Nxd3 11. cxd3 a6 12. h4 b5 13. Nd4 b4 14. Nce2 a5 15. Ng3 Rb8 16. Ndf5 a4 17. Bh6 gxh6 18. Qxh6 Ne8 19. Nh5 Kh8 20. Rh3 Rg8 21. Rg3 Rxg3 22. fxg3 Bxf5 23. exf5 Kg8 24. Re1 Bf8 *", + "Moves": "e1e8 d8e8 h5f6 g8h8 h6h7", + "MovesSAN": "Rxe8 Qxe8 Nf6+ Kh8 Qxh7#", + "Themes": "fork long master mate mateIn3 middlegame pin sacrifice" + }, + { + "FEN": "2Q5/1Q2p1bk/3p3p/5p2/3q4/7n/6PK/8 b - - 1 33", + "PGN": "1. d4 g6 2. Nf3 Bg7 3. Bf4 d6 4. e3 Nc6 5. Bc4 h6 6. O-O Nf6 7. c3 Bg4 8. h3 Bxf3 9. Qxf3 O-O 10. Bb5 Nb8 11. Qxb7 Nbd7 12. c4 Rb8 13. Qxa7 c6 14. Bxc6 Rxb2 15. Qa3 Rb6 16. Bxd7 Qxd7 17. Nd2 Rfb8 18. Rab1 Rxb1 19. Rxb1 Rxb1+ 20. Nxb1 Ne4 21. Qd3 f5 22. a4 Qxa4 23. Nd2 Qd1+ 24. Kh2 Qxd2 25. Qb3 Nxf2 26. c5+ Kh7 27. c6 g5 28. c7 Qc1 29. Qb7 gxf4 30. exf4 Qxf4+ 31. Kg1 Qxd4 32. c8=Q Nxh3+ 33. Kh2 *", + "Moves": "g7e5 g2g3 d4g1 h2h3 g1g3", + "MovesSAN": "Be5+ g3 Qg1+ Kxh3 Qxg3#", + "Themes": "endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "r4rk1/6pp/2p5/1p1nBq2/3P1P2/pPP5/P7/2K3RR w - - 0 24", + "PGN": "1. e4 c6 2. Nf3 d5 3. Nc3 dxe4 4. Nxe4 Nd7 5. Qe2 e6 6. d4 Ngf6 7. c3 Be7 8. Bf4 O-O 9. O-O-O Nb6 10. Nxf6+ Bxf6 11. Be5 a5 12. g4 a4 13. h4 a3 14. b3 Nd5 15. Qc2 b5 16. Ng5 Bxg5+ 17. hxg5 Qxg5+ 18. f4 Qg6 19. Bd3 f5 20. gxf5 exf5 21. Rdg1 Qf7 22. Bxf5 Bxf5 23. Qxf5 Qxf5 *", + "Moves": "g1g7 g8h8 g7h7 h8g8 h7g7", + "MovesSAN": "Rxg7+ Kh8 Rgxh7+ Kg8 Rg7#", + "Themes": "doubleCheck long mate mateIn3 middlegame" + }, + { + "FEN": "6rk/p2P2b1/1p5p/8/2P1QP2/1P6/P4q1P/3R1B1K b - - 0 41", + "PGN": "1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Nf3 g6 5. c4 Nb6 6. exd6 cxd6 7. Be2 Bg7 8. Bg5 h6 9. Be3 O-O 10. O-O Nc6 11. Qd2 Kh7 12. Nc3 Bg4 13. Rad1 Qc8 14. Rfe1 Bxf3 15. gxf3 Qh3 16. b3 e5 17. d5 Ne7 18. f4 Qc8 19. Ne4 Nd7 20. Nxd6 Qb8 21. Ne4 Nf5 22. Bg4 Nxe3 23. fxe3 f5 24. Bh3 Qd8 25. Ng3 e4 26. Ne2 Nc5 27. Nd4 Nd3 28. Ne6 Qh4 29. Nxf8+ Rxf8 30. Bg2 Nxe1 31. Qxe1 Qd8 32. Qb4 b6 33. Bf1 g5 34. Qa4 gxf4 35. exf4 Qc7 36. d6 Qc5+ 37. Kh1 Rd8 38. Qb5 Qf2 39. Qxf5+ Kh8 40. Qxe4 Rg8 41. d7 *", + "Moves": "f2g1 h1g1 g7d4 g1h1 g8g1", + "MovesSAN": "Qg1+ Kxg1 Bd4+ Kh1 Rg1#", + "Themes": "attraction doubleCheck endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "rn3k1r/pp2qPpp/2pb4/8/3P4/1BP5/PP2QRP1/RNB4K b - - 2 17", + "PGN": "1. e4 c6 2. Nf3 d6 3. d4 Bg4 4. Bc4 e6 5. O-O Bxf3 6. Qxf3 d5 7. Bb3 Ne7 8. c3 dxe4 9. Qxe4 Nd5 10. f4 Bd6 11. f5 Nf6 12. Qe2 Qc7 13. fxe6 Bxh2+ 14. Kh1 Bd6 15. exf7+ Kf8 16. Rxf6 Qe7 17. Rf2 *", + "Moves": "e7h4 h1g1 h4h2 g1f1 h2h1", + "MovesSAN": "Qh4+ Kg1 Qh2+ Kf1 Qh1#", + "Themes": "kingsideAttack long mate mateIn3 opening" + }, + { + "FEN": "3B1r1k/pp4pp/2p1Q3/8/3q4/8/PPP2PPP/R5K1 b - - 0 22", + "PGN": "1. e4 e5 2. Bc4 Nc6 3. Nf3 Nf6 4. O-O Nxe4 5. Re1 d5 6. Bb5 Bc5 7. d4 Bb6 8. Nxe5 O-O 9. Nxc6 Qf6 10. Rxe4 dxe4 11. Ne5 c6 12. Bc4 Bc7 13. Nc3 Be6 14. Nxe4 Qf5 15. Bxe6 fxe6 16. Qf3 Bxe5 17. dxe5 Qxe5 18. Qe3 Rad8 19. Nc3 Qxc3 20. Qxe6+ Kh8 21. Bg5 Qd4 22. Bxd8 *", + "Moves": "d4f2 g1h1 f2f1 a1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "2QQ4/5pk1/1p3n1p/1P4p1/3Pp3/5bP1/2Bq1PNP/6K1 b - - 0 41", + "PGN": "1. d4 d5 2. c4 e6 3. Nc3 c5 4. Nf3 Nc6 5. Bg5 Nf6 6. e3 cxd4 7. Nxd4 Be7 8. Bd3 h6 9. Bh4 Nxd4 10. exd4 O-O 11. O-O Bd7 12. c5 Bc6 13. Re1 b6 14. b4 Rb8 15. b5 Bb7 16. c6 Bc8 17. a4 Bb4 18. Qc2 Bd6 19. Rac1 Bc7 20. Ne2 Ra8 21. Bg3 a6 22. Bxc7 Qxc7 23. Nc3 Ng4 24. g3 Nf6 25. Ra1 Re8 26. Qe2 axb5 27. axb5 Rxa1 28. Rxa1 Qd6 29. Qb2 e5 30. Ne2 e4 31. Bc2 Bg4 32. Nf4 g5 33. Ng2 Bf3 34. Ra6 Qc7 35. Qa2 Qd6 36. Ra8 Qb4 37. Rxe8+ Nxe8 38. Qxd5 Nf6 39. Qd8+ Kg7 40. c7 Qd2 41. c8=Q *", + "Moves": "d2c1 c2d1 c1d1 g2e1 d1e1", + "MovesSAN": "Qc1+ Bd1 Qxd1+ Ne1 Qxe1#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "r1bqk2r/ppp2pp1/8/3Np3/2BBP3/3P2p1/PPP2PP1/R2Q1RK1 b kq - 0 12", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bc4 Bc5 5. d3 Ng4 6. O-O h5 7. h3 d5 8. Nxd5 Nd4 9. hxg4 hxg4 10. Nxd4 Bxd4 11. Be3 g3 12. Bxd4 *", + "Moves": "h8h1 g1h1 d8h4 h1g1 h4h2", + "MovesSAN": "Rh1+ Kxh1 Qh4+ Kg1 Qh2#", + "Themes": "attraction kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "1r4k1/5ppp/5n2/8/3N2b1/p2B4/q1P3PP/1R5K w - - 0 26", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Nxc6 bxc6 7. Bg5 Be7 8. Bd3 O-O 9. f4 exf4 10. Bxf4 d5 11. exd5 cxd5 12. O-O Qb6+ 13. Kh1 Qxb2 14. Bd2 d4 15. Rb1 Qa3 16. Nb5 Qxa2 17. Nxd4 Bg4 18. Qc1 Ba3 19. Qe1 Rfe8 20. Bb4 Rxe1 21. Rfxe1 Bxb4 22. Rxb4 a5 23. Rb5 a4 24. Reb1 a3 25. Rb8+ Rxb8 *", + "Moves": "b1b8 g4c8 b8c8 f6e8 c8e8", + "MovesSAN": "Rxb8+ Bc8 Rxc8+ Ne8 Rxe8#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "r1b1kb1r/p1R2ppp/1pp5/1q2p3/3PP3/5Q2/P2B1PPP/6K1 w kq - 0 18", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. Bb5 Nd4 4. Nxd4 cxd4 5. d3 Qa5+ 6. c3 Qxb5 7. Qf3 dxc3 8. Nxc3 Qb6 9. Be3 Qxb2 10. O-O Qxc3 11. d4 e5 12. Rac1 Qa5 13. Rc2 b6 14. Rfc1 Ne7 15. Bd2 Qb5 16. Rc7 Nc6 17. R1xc6 dxc6 *", + "Moves": "f3f7 e8d8 d2g5 f8e7 f7e7", + "MovesSAN": "Qxf7+ Kd8 Bg5+ Be7 Qxe7#", + "Themes": "attackingF2F7 long mate mateIn3 middlegame" + }, + { + "FEN": "r3kb1r/pp1n1pp1/2p1pq2/3p4/2PPP3/6pP/PP4B1/RNBQR1K1 b kq - 0 13", + "PGN": "1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. g3 Bg4 5. Ne5 Nbd7 6. Nxg4 Nxg4 7. Bg2 e6 8. O-O h5 9. Re1 h4 10. h3 Nxf2 11. Kxf2 hxg3+ 12. Kg1 Qf6 13. e4 *", + "Moves": "f6f2 g1h1 h8h3 g2h3 f2h2", + "MovesSAN": "Qf2+ Kh1 Rxh3+ Bxh3 Qh2#", + "Themes": "exposedKing kingsideAttack long mate mateIn3 opening sacrifice" + }, + { + "FEN": "r3k2r/p2qnpb1/2p2n2/2P1Q3/B3P3/2N1BN1b/PP3PPp/3R1R1K b kq - 3 20", + "PGN": "1. e4 g6 2. d4 Bg7 3. Nf3 d6 4. c4 Nc6 5. Nc3 e5 6. d5 Nce7 7. Be2 Nf6 8. O-O h6 9. h3 g5 10. Be3 g4 11. hxg4 Bxg4 12. Qd2 Qd7 13. c5 h5 14. Bb5 c6 15. dxc6 bxc6 16. Ba4 h4 17. Qxd6 h3 18. Qxe5 h2+ 19. Kh1 Bh3 20. Rad1 *", + "Moves": "h3g2 h1g2 d7h3 g2h1 h3f3", + "MovesSAN": "Bxg2+ Kxg2 Qh3+ Kh1 Qxf3#", + "Themes": "attraction deflection kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r4bkr/ppp3pp/3p4/7n/3PP1bq/P1N3p1/1PQB3P/R3K2R w KQ - 0 15", + "PGN": "1. Nc3 e5 2. e4 Nc6 3. f4 exf4 4. Nf3 d6 5. d4 Nf6 6. Bc4 Bg4 7. Bxf7+ Kxf7 8. Ng5+ Kg8 9. Qd3 Nb4 10. Qd2 Nh5 11. a3 Nxc2+ 12. Qxc2 Qxg5 13. Bd2 Qh4+ 14. g3 fxg3 *", + "Moves": "c2b3 d6d5 b3d5 g4e6 d5e6", + "MovesSAN": "Qb3+ d5 Qxd5+ Be6 Qxe6#", + "Themes": "kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "2r1qnrk/pb4p1/1p2pb1p/2pp2Q1/5P2/1P1BP2R/P1PN2PP/R5K1 w - - 4 22", + "PGN": "1. d4 d5 2. Nf3 Nf6 3. e3 e6 4. Bd3 Be7 5. b3 b6 6. Bb2 Bb7 7. Nbd2 Nbd7 8. O-O O-O 9. Ne5 Nxe5 10. dxe5 Nd7 11. f4 c5 12. Rf3 Rc8 13. Rh3 h6 14. Qg4 Kh8 15. Rg3 Rg8 16. Qh5 f5 17. exf6 Bxf6 18. Qg6 Nf8 19. Qh5 Bxb2 20. Rh3 Qe8 21. Qg5 Bf6 *", + "Moves": "h3h6 g7h6 g5h6 f8h7 h6h7", + "MovesSAN": "Rxh6+ gxh6 Qxh6+ Nh7 Qxh7#", + "Themes": "fork long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "1r2r3/b7/q1p2pp1/3p4/3P1Q2/P2k1P2/1Pb5/2K1R3 w - - 18 37", + "PGN": "1. e4 c6 2. Nf3 d5 3. exd5 cxd5 4. d4 Bf5 5. Bb5+ Nc6 6. Ne5 Rc8 7. Qh5 g6 8. Qf3 a6 9. g4 Be6 10. Nxc6 bxc6 11. Bxa6 Rb8 12. Nc3 Nf6 13. Bg5 Bxg4 14. Qf4 Bf5 15. Bxf6 exf6 16. O-O-O Qb6 17. Na4 Qa7 18. Rhe1+ Be7 19. Nc5 O-O 20. h4 Bxc5 21. h5 Qxa6 22. hxg6 fxg6 23. a3 Ba7 24. Rg1 Kh8 25. Rh1 Be4 26. f3 Bxc2 27. Rxh7+ Kxh7 28. Rh1+ Kg7 29. Qh6+ Kf7 30. Qh7+ Ke6 31. Re1+ Kf5 32. Qh3+ Kg5 33. Rg1+ Kf4 34. Qg4+ Ke3 35. Re1+ Kd3 36. Qf4 Rfe8 *", + "Moves": "f4d2 d3c4 d2c3 c4b5 c3b4", + "MovesSAN": "Qd2+ Kc4 Qc3+ Kb5 Qb4#", + "Themes": "fork long mate mateIn3 middlegame" + }, + { + "FEN": "5rk1/2p3pp/8/1N1p4/8/P2BPrqb/1PPQ3R/6RK b - - 3 27", + "PGN": "1. d4 e5 2. dxe5 f6 3. exf6 Nxf6 4. Bg5 d5 5. e3 Be7 6. Nc3 Be6 7. Be2 O-O 8. Nf3 Nc6 9. O-O a6 10. a3 b5 11. Nd4 Ne5 12. Bf4 Qd6 13. Ndxb5 axb5 14. Nxb5 Qc5 15. Bxe5 Ne4 16. Bd4 Qc6 17. f3 Ng5 18. Qd2 Nh3+ 19. gxh3 Bxh3 20. Be5 Bh4 21. Bg3 Qg6 22. Bd3 Qg5 23. Rf2 Bxg3 24. hxg3 Qxg3+ 25. Kh1 Rxf3 26. Rh2 Raf8 27. Rg1 *", + "Moves": "g3g1 h1g1 f3f1 d3f1 f8f1", + "MovesSAN": "Qxg1+ Kxg1 Rf1+ Bxf1 Rxf1#", + "Themes": "attraction exposedKing long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "rnbq3r/p5p1/2p1P1B1/2pk2bp/1Q1P2p1/8/PP3P1P/4K1NR w K - 0 18", + "PGN": "1. d4 f5 2. g4 fxg4 3. e4 h5 4. Bd3 e6 5. e5 Ne7 6. Bg5 d5 7. Bg6+ Kd7 8. c4 c6 9. Nc3 b6 10. cxd5 exd5 11. Rc1 Qc7 12. Bxe7 Bxe7 13. Nxd5 Qd8 14. Qb3 Bg5 15. e6+ Kd6 16. Qb4+ Kxd5 17. Rc5+ bxc5 *", + "Moves": "b4c5 d5e6 c5e5 e6d7 g6f5", + "MovesSAN": "Qxc5+ Kxe6 Qe5+ Kd7 Bf5#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "3b1rk1/2p2ppp/ppP5/8/P1Qr3q/5RN1/1P3PPP/4R1K1 w - - 0 24", + "PGN": "1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. e3 Be7 5. d4 exd4 6. exd4 d5 7. Bg5 O-O 8. Bxf6 Bxf6 9. cxd5 Ne7 10. Bc4 a6 11. a4 b6 12. O-O Bb7 13. Qb3 Nf5 14. Rad1 Nd6 15. Ne5 Nxc4 16. Qxc4 Qd6 17. Rfe1 Rad8 18. Nc6 Rd7 19. Ne4 Qf4 20. Rd3 Bd8 21. Rf3 Qh4 22. Ng3 Bxc6 23. dxc6 Rxd4 *", + "Moves": "c4f7 f8f7 e1e8 f7f8 f3f8", + "MovesSAN": "Qxf7+ Rxf7 Re8+ Rf8 Rfxf8#", + "Themes": "kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "6k1/R4ppp/b7/8/1P1p1P2/6PK/4r2P/8 w - - 0 33", + "PGN": "1. a3 d5 2. d4 c5 3. Nf3 cxd4 4. g3 Nc6 5. Bg2 Nf6 6. Nxd4 e5 7. Nf3 Qb6 8. O-O Bc5 9. b4 Bd6 10. Nc3 Be6 11. b5 Nd4 12. Nxd4 Qxd4 13. Qxd4 exd4 14. Na4 Be5 15. Nc5 Bf5 16. Nxb7 O-O 17. Nc5 Rac8 18. e4 dxe4 19. Nxe4 Nxe4 20. Re1 Nc3 21. f4 Bd6 22. Bb2 Bc5 23. Kf1 Bxc2 24. Bb7 Bd3+ 25. Kg2 Rce8 26. Bxc3 Re2+ 27. Rxe2 Bxe2 28. Bb4 Bxb4 29. axb4 Re8 30. Rxa7 Bxb5 31. Ba6 Re2+ 32. Kh3 Bxa6 *", + "Moves": "a7a8 a6c8 a8c8 e2e8 c8e8", + "MovesSAN": "Ra8+ Bc8+ Rxc8+ Re8 Rxe8#", + "Themes": "backRankMate endgame fork long mate mateIn3" + }, + { + "FEN": "r4qk1/bp1br3/p1p1p1p1/4B2Q/1P6/P1R4P/5pP1/R4K2 w - - 0 26", + "PGN": "1. d4 d5 2. Bf4 e6 3. e3 Nf6 4. Nd2 Nc6 5. h3 Bb4 6. a3 Ba5 7. Nf3 O-O 8. Be2 Re8 9. b4 Bb6 10. Bb5 Bd7 11. O-O a6 12. Bd3 Nh5 13. Bh2 f6 14. c4 dxc4 15. Nxc4 Ba7 16. Nfe5 Nxe5 17. Nxe5 fxe5 18. Qxh5 exd4 19. Rfc1 g6 20. Qh6 dxe3 21. Be5 exf2+ 22. Kf1 Re7 23. Bxg6 Qf8 24. Qh5 c6 25. Rc3 hxg6 *", + "Moves": "h5h8 g8f7 c3f3 f7e8 f3f8", + "MovesSAN": "Qh8+ Kf7 Rf3+ Ke8 Rxf8#", + "Themes": "exposedKing kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "5r1k/6pp/3pQp2/2pP4/PP2P3/4qB2/5nPP/1R3RK1 b - - 8 28", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. c4 Nf6 4. d3 Bc5 5. Be3 Bxe3 6. fxe3 d6 7. Be2 Bg4 8. O-O O-O 9. Nc3 Nd7 10. Nd5 Be6 11. b3 Bxd5 12. cxd5 Ne7 13. d4 Ng6 14. dxe5 Ngxe5 15. Nxe5 Nxe5 16. a4 Qg5 17. Qd2 f6 18. Rac1 Rac8 19. b4 Qh4 20. Qd4 Qg5 21. Qxa7 Rf7 22. Qxb7 Qxe3+ 23. Kh1 c5 24. Qxc8+ Rf8 25. Qe6+ Kh8 26. Bf3 Nd3 27. Rb1 Nf2+ 28. Kg1 *", + "Moves": "f2h3 g1h1 e3g1 f1g1 h3f2", + "MovesSAN": "Nh3+ Kh1 Qg1+ Rxg1 Nf2#", + "Themes": "doubleCheck kingsideAttack long mate mateIn3 middlegame sacrifice smotheredMate" + }, + { + "FEN": "8/8/R3b2R/3nkp2/4p3/P3P1PB/r4PKP/8 b - - 6 47", + "PGN": "1. d4 Nc6 2. c4 e5 3. d5 Nce7 4. Nc3 Ng6 5. Nf3 Bc5 6. Ne4 Qe7 7. Nxc5 Qxc5 8. Qc2 Nf6 9. Be3 Qe7 10. g3 d6 11. Bg2 O-O 12. O-O a5 13. c5 Rd8 14. Nd2 Ng4 15. cxd6 cxd6 16. Bb6 Re8 17. Rac1 f5 18. Qc7 e4 19. Rc3 Qxc7 20. Rxc7 Ra6 21. Bd4 N4e5 22. Rfc1 Ra8 23. Nc4 b5 24. Nxd6 Nc4 25. Rxg7+ Kf8 26. Nxe8 Kxe8 27. Rxh7 Ne7 28. b3 Nd6 29. Bc5 Kd7 30. Bh3 Ra6 31. e3 Ra8 32. Bxd6 Kxd6 33. Rc7 Nxd5 34. Rcf7 Be6 35. Ra7 Rc8 36. Ra6+ Ke5 37. Rh6 Nf6 38. Kg2 a4 39. bxa4 bxa4 40. Ra5+ Nd5 41. Ra6 Nf6 42. Rxa4 Rc2 43. Ra5+ Nd5 44. a3 Ra2 45. Rh5 Kd6 46. Ra6+ Ke5 47. Rh6 *", + "Moves": "d5e3 g2h1 a2a1 h3f1 a1f1", + "MovesSAN": "Nxe3+ Kh1 Ra1+ Bf1 Rxf1#", + "Themes": "endgame long mate mateIn3 pin" + }, + { + "FEN": "r1b2r1k/pp3ppB/7q/2n3N1/8/8/PPQ2PPP/1K1R4 w - - 0 24", + "PGN": "1. e4 e5 2. d4 exd4 3. c3 dxc3 4. Bc4 c6 5. Nf3 d6 6. Nxc3 Be7 7. Be3 Nf6 8. Qc2 O-O 9. O-O-O d5 10. exd5 cxd5 11. Nxd5 Nxd5 12. Bxd5 Qe8 13. Rhe1 Qb5 14. Bc4 Qf5 15. Bd3 Qh5 16. Bd4 Bb4 17. Re5 Qh6+ 18. Be3 Qc6 19. Bxh7+ Kh8 20. Bc5 Bxc5 21. Rxc5 Qh6+ 22. Ng5 Na6 23. Kb1 Nxc5 *", + "Moves": "g5f7 f8f7 d1d8 f7f8 d8f8", + "MovesSAN": "Nxf7+ Rxf7 Rd8+ Rf8 Rxf8#", + "Themes": "kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "4rBk1/pp3p2/2p3p1/5N2/4n1Q1/2Pq4/P4PPP/5RK1 b - - 0 25", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Bd6 7. O-O O-O 8. Re1 Re8 9. c4 c6 10. Nc3 Bf5 11. Be3 Nxc3 12. bxc3 Bxd3 13. Qxd3 dxc4 14. Qxc4 h6 15. Rad1 Nd7 16. d5 Nb6 17. Qg4 Nxd5 18. Bxh6 Rxe1+ 19. Rxe1 Bf8 20. Nh4 Nf6 21. Qg5 Qd3 22. Nf5 Re8 23. Rf1 Ne4 24. Qg4 g6 25. Bxf8 *", + "Moves": "d3f1 g1f1 e4d2 f1g1 e8e1", + "MovesSAN": "Qxf1+ Kxf1 Nd2+ Kg1 Re1#", + "Themes": "attraction backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "5r2/p2r3k/1p2p1pp/4P2Q/3P3P/6R1/Pq4PK/8 w - - 0 36", + "PGN": "1. e4 e6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bd7 5. Nf3 Bc6 6. Bd3 Nd7 7. c3 Ngf6 8. Qe2 Nxe4 9. Bxe4 Bxe4 10. Qxe4 c6 11. O-O Nf6 12. Qe2 Bd6 13. Ne5 O-O 14. Bg5 h6 15. Bh4 Be7 16. Kh1 Nd7 17. Bg3 Nxe5 18. Bxe5 Bf6 19. f4 Bxe5 20. fxe5 Qg5 21. Rf3 Qh5 22. Raf1 Rad8 23. Qe4 Qg6 24. Qh4 Qc2 25. R3f2 Qd3 26. Qh5 Rd7 27. h4 b6 28. Rf3 Qc2 29. R1f2 Qb1+ 30. Kh2 c5 31. Rg3 Kh7 32. Rf4 cxd4 33. cxd4 Qxb2 34. Rfg4 g6 35. Rxg6 fxg6 *", + "Moves": "h5g6 h7h8 g6h6 d7h7 h6f8", + "MovesSAN": "Qxg6+ Kh8 Qxh6+ Rh7 Qxf8#", + "Themes": "deflection endgame fork long mate mateIn3" + }, + { + "FEN": "6k1/p1p2p1p/2P1b1pP/2P5/P7/r2rNK2/8/1R6 w - - 1 31", + "PGN": "1. e4 d5 2. g3 dxe4 3. c3 Nf6 4. Ne2 Nc6 5. Nf4 Bf5 6. d4 e5 7. d5 exf4 8. dxc6 Qxd1+ 9. Kxd1 bxc6 10. gxf4 Nd5 11. Be3 Bd6 12. Bc4 Bxf4 13. Bxf4 Nxf4 14. Nd2 O-O 15. b4 Rad8 16. a4 Ng2 17. Ra2 e3 18. fxe3 Nxe3+ 19. Ke2 Nxc4 20. Nxc4 Be6 21. Ne3 Bxa2 22. h4 Be6 23. c4 Rd6 24. c5 Rd7 25. h5 Rfd8 26. h6 g6 27. Rb1 Rd2+ 28. Kf3 R2d3 29. b5 Ra3 30. bxc6 Rdd3 *", + "Moves": "b1b8 e6c8 b8c8 d3d8 c8d8", + "MovesSAN": "Rb8+ Bc8 Rxc8+ Rd8 Rxd8#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "6k1/1pp5/3p2p1/p2P3p/5R1P/6q1/P1P2RP1/6K1 w - - 0 27", + "PGN": "1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Be2 Bg7 5. h4 h5 6. Nf3 Bg4 7. Ng5 Bxe2 8. Qxe2 Nc6 9. Be3 e5 10. Qc4 O-O 11. d5 Nd4 12. Bxd4 exd4 13. Qxd4 Nxe4 14. Qxe4 Re8 15. Ne6 fxe6 16. O-O Bxc3 17. bxc3 Qf6 18. Rae1 e5 19. f4 exf4 20. Qxe8+ Rxe8 21. Rxe8+ Kf7 22. Re4 Qxc3 23. Rfxf4+ Kg7 24. Re7+ Kg8 25. Re2 Qg3 26. Ref2 a5 *", + "Moves": "f4f8 g8h7 f2f7 h7h6 f8h8", + "MovesSAN": "Rf8+ Kh7 R2f7+ Kh6 Rh8#", + "Themes": "endgame exposedKing long mate mateIn3 queenRookEndgame" + }, + { + "FEN": "r1b3k1/3n1pbp/pp1N2p1/2pPr3/1PP1Pp2/P4P2/2QNB1PK/1R2R3 b - - 0 20", + "PGN": "1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Nf3 c5 7. d5 e5 8. O-O Nh5 9. Be3 Nd7 10. a3 Nf4 11. Bxf4 exf4 12. Rb1 Re8 13. Qc2 b6 14. Nd2 Ne5 15. f3 Qh4 16. b4 Nd7 17. Nb5 Re5 18. Rfe1 a6 19. Nxd6 Qxh2+ 20. Kxh2 *", + "Moves": "e5h5 h2g1 g7d4 g1f1 h5h1", + "MovesSAN": "Rh5+ Kg1 Bd4+ Kf1 Rh1#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "N2r4/P5pk/7p/8/2B1Pp1b/1P3P1P/R5P1/7K b - - 0 38", + "PGN": "1. e4 e5 2. d4 exd4 3. c3 d3 4. Bxd3 Nf6 5. Nf3 d6 6. O-O Bg4 7. Re1 Be7 8. Bc4 Nc6 9. h3 Bh5 10. Bg5 Ne5 11. Nxe5 dxe5 12. Qxd8+ Rxd8 13. Bb5+ c6 14. Bxf6 Bxf6 15. Ba4 b5 16. Bb3 a5 17. a4 b4 18. cxb4 axb4 19. f3 O-O 20. Re2 h6 21. Nd2 Bg5 22. Nc4 f5 23. Nxe5+ Kh8 24. Nxc6 Rd2 25. Rxd2 Bxd2 26. Rd1 Be3+ 27. Kh1 Bf4 28. Nxb4 Bg3 29. Nd5 f4 30. Bc4 Rc8 31. b3 Bf7 32. a5 Be8 33. a6 Bc6 34. a7 Kh7 35. Rd2 Bh4 36. Ra2 Ba8 37. Nb6 Rd8 38. Nxa8 *", + "Moves": "d8d1 c4f1 d1f1 h1h2 h4g3", + "MovesSAN": "Rd1+ Bf1 Rxf1+ Kh2 Bg3#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "3r2k1/p4pp1/1p2p2p/4P3/3r3q/3B1Q1P/PP4P1/5RK1 w - - 1 26", + "PGN": "1. f4 e6 2. d4 d5 3. e3 c5 4. c3 Nf6 5. Nf3 Nc6 6. Be2 Ne4 7. O-O Be7 8. Nbd2 cxd4 9. cxd4 Nf6 10. Ne5 Nxe5 11. fxe5 Ne4 12. Bd3 Ng5 13. Nf3 h6 14. h3 O-O 15. Nxg5 Bxg5 16. e4 dxe4 17. Bxe4 Rb8 18. Rf3 b6 19. Rg3 Bxc1 20. Qxc1 Qh4 21. Qe3 Bb7 22. Bd3 Rfd8 23. Rf1 Rxd4 24. Rgf3 Bxf3 25. Qxf3 Rbd8 *", + "Moves": "f3f7 g8h8 f7f8 d8f8 f1f8", + "MovesSAN": "Qxf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "8/1p1Q2pp/1p3k2/1Pp1q3/2P1B3/P7/5PPP/6K1 b - - 0 32", + "PGN": "1. b3 e5 2. Bb2 Nc6 3. c4 Nf6 4. e3 Bb4 5. Nf3 d5 6. Nxe5 Nxe5 7. Bxe5 Qe7 8. Bb2 d4 9. Bxd4 Bf5 10. a3 Ba5 11. b4 Bb6 12. Bxb6 axb6 13. d3 c5 14. b5 O-O 15. Be2 Rfd8 16. O-O Qd7 17. e4 Bg6 18. Qc2 Qd4 19. Nd2 Nd7 20. Nf3 Qd6 21. Rfd1 Ne5 22. Nxe5 Qxe5 23. Ra2 Rd4 24. Bf3 Rad8 25. Qe2 f5 26. Rad2 fxe4 27. dxe4 Rxd2 28. Rxd2 Rxd2 29. Qxd2 Bxe4 30. Qd8+ Kf7 31. Qd7+ Kf6 32. Bxe4 *", + "Moves": "e5a1 e4b1 a1b1 d7d1 b1d1", + "MovesSAN": "Qa1+ Bb1 Qxb1+ Qd1 Qxd1#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "5r1r/1Bpk2pp/p2bb3/6B1/PPNR4/2P5/6PP/7K w - - 1 27", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. O-O d6 5. c3 Nf6 6. d4 Bb6 7. dxe5 Nxe5 8. Nxe5 dxe5 9. Qxd8+ Kxd8 10. Bxf7 Nxe4 11. Nd2 Nxf2 12. Nc4 Nh3+ 13. Kh1 Nf2+ 14. Rxf2 Bxf2 15. Bg5+ Kd7 16. Nxe5+ Kd6 17. Bf4 Ke7 18. Bg5+ Kd6 19. Nc4+ Kc6 20. Rf1 Bc5 21. b4 Bd6 22. a4 a6 23. Rd1 Bg4 24. Bd5+ Kd7 25. Rd4 Be6 26. Bxb7 Raf8 *", + "Moves": "c4e5 d7e8 b7c6 e6d7 c6d7", + "MovesSAN": "Ne5+ Ke8 Bc6+ Bd7 Bxd7#", + "Themes": "long mate mateIn3 middlegame pin" + }, + { + "FEN": "5rk1/pp2Rppp/8/3P4/8/5Q2/Pq4PP/2r2R1K w - - 3 26", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 d6 5. d4 exd4 6. cxd4 Bb4+ 7. Bd2 Bxd2+ 8. Nbxd2 Nf6 9. d5 Ne5 10. Nxe5 dxe5 11. Bb3 O-O 12. O-O Bg4 13. f3 Bh5 14. Qc2 Rc8 15. f4 exf4 16. Rxf4 c6 17. Qd3 Bg6 18. Raf1 Re8 19. Qf3 cxd5 20. Bxd5 Nxd5 21. exd5 Qb6+ 22. Kh1 Qxb2 23. Ne4 Bxe4 24. Rxe4 Rf8 25. Re7 Rc1 *", + "Moves": "f3f7 f8f7 e7e8 f7f8 e8f8", + "MovesSAN": "Qxf7+ Rxf7 Re8+ Rf8 Rxf8#", + "Themes": "endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "5rk1/2p4p/p5p1/1p2Q1R1/7q/1PP2r2/1P3PRP/7K w - - 1 30", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 4. O-O Nf6 5. d3 a6 6. Ba4 b5 7. Bb3 Na5 8. Bg5 Be7 9. Bxf6 Bxf6 10. Nbd2 Nxb3 11. axb3 O-O 12. Re1 Be7 13. c3 f5 14. exf5 Bxf5 15. Qe2 Bf6 16. Ne4 Bg4 17. Nxf6+ Qxf6 18. Qe4 Bxf3 19. gxf3 Qg5+ 20. Kh1 Qh5 21. Rg1 Rad8 22. Rg3 Rf4 23. Qd5+ Kh8 24. Rag1 Rdf8 25. d4 g6 26. dxe5 dxe5 27. R1g2 Rxf3 28. Rg5 Qh4 29. Qxe5+ Kg8 *", + "Moves": "g5g6 h7g6 g2g6 g8f7 g6g7", + "MovesSAN": "Rxg6+ hxg6 Rxg6+ Kf7 Rg7#", + "Themes": "endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "5rk1/r2b2b1/pR1p2pp/2pPp3/2P1N3/P3q1P1/2Q2B1P/1R1B1K2 b - - 0 31", + "PGN": "1. d4 c5 2. d5 Qc7 3. c4 e6 4. e4 e5 5. Nf3 d6 6. Nc3 a6 7. Be2 Nd7 8. O-O Ngf6 9. a3 b6 10. Be3 Bb7 11. Rc1 h6 12. b4 g6 13. bxc5 bxc5 14. Rb1 Bg7 15. Qc2 O-O 16. Rb3 Bc8 17. Rfb1 Ng4 18. Bd2 Ngf6 19. Na4 Nh5 20. Nb6 Nxb6 21. Rxb6 Ra7 22. Rc6 Qe7 23. Ba5 Nf4 24. Bd1 f5 25. Nd2 Bd7 26. Rcb6 Qg5 27. g3 Nh3+ 28. Kf1 fxe4 29. Nxe4 Qe3 30. Be1 Nxf2 31. Bxf2 *", + "Moves": "d7h3 f1g1 e3e1 f2e1 f8f1", + "MovesSAN": "Bh3+ Kg1 Qe1+ Bxe1 Rf1#", + "Themes": "exposedKing long mate mateIn3 middlegame pin sacrifice" + }, + { + "FEN": "5rk1/p4ppp/1p1Rp3/4P3/1Pq5/P1r1PQ1P/6P1/5RK1 w - - 5 27", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. c3 e6 4. d4 cxd4 5. cxd4 d5 6. Nc3 dxe4 7. Nxe4 Be7 8. Be2 Nf6 9. Nc3 O-O 10. O-O b6 11. Be3 Bb7 12. h3 Rc8 13. Qb3 Na5 14. Qd1 Nd5 15. Nxd5 Qxd5 16. Ne1 Rfd8 17. a3 Nc4 18. Bf3 Qd7 19. b4 Nxe3 20. fxe3 Bf6 21. Nd3 Bxf3 22. Qxf3 Rc3 23. Ne5 Bxe5 24. dxe5 Rf8 25. Rad1 Qc7 26. Rd6 Qc4 *", + "Moves": "f3f7 f8f7 d6d8 f7f8 f1f8", + "MovesSAN": "Qxf7+ Rxf7 Rd8+ Rf8 Rfxf8#", + "Themes": "endgame kingsideAttack long mate mateIn3 sacrifice" + }, + { + "FEN": "2r3nr/p5k1/1p1QP2p/3p2p1/8/3b2B1/PP3PPP/2q2RK1 w - - 1 24", + "PGN": "1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nf3 e6 5. Nc3 c5 6. Bb5+ Nc6 7. dxc5 Bxc5 8. O-O Qb6 9. Bxc6+ Qxc6 10. Nd4 Bxd4 11. Qxd4 b6 12. Bg5 Rc8 13. Qb4 Bxc2 14. Rac1 h6 15. Bh4 g5 16. Bg3 Bf5 17. Nb5 Qxc1 18. Nd6+ Kd7 19. Nxf7 Bd3 20. Qd6+ Ke8 21. Qxe6+ Kf8 22. Qd6+ Kxf7 23. e6+ Kg7 *", + "Moves": "d6d7 g8e7 d7e7 g7g8 e7f7", + "MovesSAN": "Qd7+ Ne7 Qxe7+ Kg8 Qf7#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "6k1/3n1ppp/4p3/q2pP1b1/2pP3P/6P1/5QP1/r4RK1 w - - 2 26", + "PGN": "1. e4 c6 2. d4 d5 3. e5 Bf5 4. Bd3 Bxd3 5. Qxd3 e6 6. Nf3 Nd7 7. c4 Ne7 8. Nc3 Nf5 9. c5 b6 10. b4 a5 11. Ba3 axb4 12. Bxb4 bxc5 13. Bxc5 Bxc5 14. O-O Be7 15. a4 O-O 16. Rfb1 Qc7 17. Ne2 Rfb8 18. Ng3 Nxg3 19. fxg3 Rxb1+ 20. Rxb1 Rxa4 21. Rf1 c5 22. h4 c4 23. Qc2 Qa5 24. Ng5 Bxg5 25. Qf2 Ra1 *", + "Moves": "f2f7 g8h8 f7e8 d7f8 e8f8", + "MovesSAN": "Qxf7+ Kh8 Qe8+ Nf8 Qxf8#", + "Themes": "endgame fork long mate mateIn3" + }, + { + "FEN": "2b2k2/2p2pp1/2Bp1qn1/p2P3R/1p2Pp2/4bN2/PPP3P1/1K5R w - - 3 33", + "PGN": "1. e4 Nc6 2. d4 e5 3. d5 Nce7 4. f4 Ng6 5. Nf3 exf4 6. Nc3 Bc5 7. h4 h5 8. Bd3 Nf6 9. Qe2 Ng4 10. Rf1 d6 11. Bd2 a6 12. O-O-O b5 13. Ng5 Ne3 14. Bxe3 Bxe3+ 15. Kb1 Bg4 16. Nf3 Nxh4 17. Rh1 Ng6 18. Qf1 b4 19. Ne2 a5 20. Bb5+ Kf8 21. Bc6 Rb8 22. Ned4 Qf6 23. Ba4 Kg8 24. Qa6 Kh7 25. Nc6 Ra8 26. Qb7 Rhc8 27. Na7 Rab8 28. Qc6 Rb6 29. Nxc8 Rxc6 30. Bxc6 Bxc8 31. Rxh5+ Kg8 32. Rdh1 Kf8 *", + "Moves": "h5h8 g6h8 h1h8 f8e7 h8e8", + "MovesSAN": "Rh8+ Nxh8 Rxh8+ Ke7 Re8#", + "Themes": "long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "6k1/3r2pp/p3q3/4p3/4b1PQ/7K/7P/3R1R2 w - - 0 36", + "PGN": "1. Nf3 a6 2. g3 c6 3. Bg2 d5 4. O-O Nf6 5. d4 Bg4 6. Ne5 Bf5 7. c4 e6 8. Nc3 Nbd7 9. Bf4 Nxe5 10. Bxe5 Bd6 11. Bxd6 Qxd6 12. f3 Qb4 13. e4 Bg6 14. Qb3 Qxc4 15. Qxb7 Qxd4+ 16. Kh1 O-O 17. Qxc6 Rfc8 18. Qd6 Rd8 19. Qf4 e5 20. Qh4 Rab8 21. Rad1 Qe3 22. Nxd5 Nxd5 23. exd5 f6 24. Rfe1 Qf2 25. b3 Rbc8 26. Rf1 Qxa2 27. f4 Qxb3 28. fxe5 fxe5 29. d6 Qb6 30. d7 Rc2 31. Qe7 Rxg2 32. Kxg2 Be4+ 33. Kh3 Qh6+ 34. Qh4 Qe6+ 35. g4 Rxd7 *", + "Moves": "h4d8 d7d8 d1d8 e6e8 d8e8", + "MovesSAN": "Qd8+ Rxd8 Rxd8+ Qe8 Rxe8#", + "Themes": "endgame long mate mateIn3 sacrifice xRayAttack" + }, + { + "FEN": "4Q3/pp4pk/3q2pp/3b4/3P4/P1P2P1P/1P6/R3R2K b - - 0 29", + "PGN": "1. e4 d5 2. exd5 c6 3. dxc6 e5 4. d3 Nxc6 5. Nf3 Bc5 6. Nc3 Be6 7. Be2 Nge7 8. h3 Nd5 9. Nxd5 Bxd5 10. Be3 Bd6 11. O-O O-O 12. Re1 Qc7 13. Bf1 Rad8 14. Qc1 Nd4 15. Nxd4 exd4 16. Bxd4 Rfe8 17. Be3 Re6 18. a3 Rg6 19. Kh1 Bh2 20. c3 Rdd6 21. Bf4 Bxf4 22. Qxf4 h6 23. d4 Qc6 24. f3 Rdf6 25. Qe3 Qd6 26. Qe8+ Kh7 27. Bd3 Rxf3 28. Bxg6+ fxg6 29. gxf3 *", + "Moves": "d5f3 h1g1 d6g3 g1f1 g3g2", + "MovesSAN": "Bxf3+ Kg1 Qg3+ Kf1 Qg2#", + "Themes": "endgame exposedKing long mate mateIn3" + }, + { + "FEN": "1r5k/7p/p3p2R/3pP3/2p2P2/q1P1P3/PrQ1K2R/8 w - - 5 32", + "PGN": "1. d4 d5 2. Nf3 Nf6 3. Bf4 Bf5 4. e3 e6 5. Bd3 Bg6 6. Ne5 Bh5 7. f3 c5 8. c3 c4 9. Bc2 a6 10. g4 Bg6 11. h4 Bxc2 12. Qxc2 Nfd7 13. Nd2 Be7 14. g5 Nxe5 15. Bxe5 O-O 16. O-O-O Nc6 17. Rdg1 Nxe5 18. dxe5 b5 19. f4 b4 20. h5 bxc3 21. bxc3 Rb8 22. g6 fxg6 23. h6 Rf7 24. hxg7 Rxg7 25. Nb1 Qa5 26. Rh2 Ba3+ 27. Nxa3 Qxa3+ 28. Kd1 Rgb7 29. Rxg6+ Kh8 30. Rgh6 Rb1+ 31. Ke2 R1b2 *", + "Moves": "h6h7 h8g8 h7h8 g8f7 h2h7", + "MovesSAN": "Rxh7+ Kg8 Rh8+ Kf7 R2h7#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "4q3/6k1/1R4p1/7p/1NBn2nP/PP1P4/2PK4/R1B5 b - - 2 38", + "PGN": "1. e4 Nf6 2. Qf3 g6 3. Bc4 e6 4. e5 Nh5 5. Nh3 d6 6. exd6 Qxd6 7. d3 Qe5+ 8. Kd1 Qg7 9. Ng5 Be7 10. Nh3 e5 11. Nc3 Nf6 12. Nb5 Nc6 13. Nxc7+ Kf8 14. Nxa8 h5 15. Nc7 Bg4 16. Be6 Bxf3+ 17. gxf3 Qg8 18. Bc4 Bd6 19. Nb5 a6 20. Nxd6 Kg7 21. Nxb7 Qb8 22. Nc5 Nd4 23. Ng5 Rc8 24. Nxa6 Qb7 25. Nxf7 Nxf3 26. Nd6 Qa8 27. Nxc8 Qxc8 28. Nb4 Qb8 29. a3 Qa8 30. h4 Nd4 31. Re1 Qa4 32. Rxe5 Ng4 33. Re7+ Kf6 34. Rb7 Nxf2+ 35. Ke1 Ng4 36. Rb6+ Kg7 37. b3 Qe8+ 38. Kd2 *", + "Moves": "d4f3 d2c3 e8e5 d3d4 e5d4", + "MovesSAN": "Nf3+ Kc3 Qe5+ d4 Qxd4#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "4b1k1/5ppp/p3p3/4N3/2P5/4Q3/PPqr1PPP/KR6 b - - 8 24", + "PGN": "1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 dxe4 5. Nxe4 Be7 6. Nxf6+ Bxf6 7. Bxf6 Qxf6 8. Nf3 Nd7 9. Qd2 b6 10. Bb5 O-O 11. Bxd7 Bxd7 12. Ne5 Rfd8 13. O-O-O Bb5 14. Qb4 a6 15. c4 Be8 16. Qd2 c5 17. Qe3 cxd4 18. Rxd4 Rxd4 19. Qxd4 Rd8 20. Qxb6 Qg5+ 21. Kb1 Rd2 22. Qe3 Qf5+ 23. Ka1 Qc2 24. Rb1 *", + "Moves": "d2d1 b1d1 c2d1 e3c1 d1c1", + "MovesSAN": "Rd1 Rxd1 Qxd1+ Qc1 Qxc1#", + "Themes": "endgame long master mate mateIn3" + }, + { + "FEN": "2r2rk1/pp3q2/8/3pQ3/3P4/2P1R3/PP3PPP/1R4K1 b - - 0 30", + "PGN": "1. d4 Nf6 2. Bf4 c5 3. e3 cxd4 4. exd4 d5 5. Nf3 Bg4 6. Nbd2 e6 7. Bd3 Nc6 8. c3 Qb6 9. Qc2 Be7 10. O-O O-O 11. Ne5 Rac8 12. Nxg4 Nxg4 13. Bxh7+ Kh8 14. Bd3 Nb4 15. Qb1 Nxd3 16. Qxd3 Nf6 17. Qh3+ Kg8 18. Rab1 Bd6 19. Bg5 Be7 20. Nf3 Qc7 21. Rfe1 Nh7 22. Bxe7 Qxe7 23. Ne5 Ng5 24. Qh5 g6 25. Qh6 Qf6 26. Re3 Qg7 27. Qxg5 f6 28. Qxg6 fxe5 29. Qxe6+ Qf7 30. Qxe5 *", + "Moves": "f7f2 g1h1 f2f1 b1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "k1r4r/1p2Rp2/pB1Q1p1p/5q2/5P2/7P/PPP3P1/1K1R4 b - - 2 30", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 4. d4 exd4 5. Nxd4 Bd7 6. Nc3 h6 7. Be3 Nf6 8. Qf3 Qe7 9. O-O-O Ne5 10. Bxd7+ Qxd7 11. Qg3 O-O-O 12. h3 Kb8 13. f4 Nc4 14. Bf2 Nb6 15. Nf5 Qa4 16. e5 Qa6 17. exf6 gxf6 18. Rhe1 Na4 19. Nxa4 Qxa4 20. Kb1 a6 21. Qe3 c5 22. Qe4 Qd7 23. Qd5 Ka8 24. Bxc5 Qa4 25. Re4 Qb5 26. Bf2 Qd7 27. Bb6 Rc8 28. Nxd6 Bxd6 29. Qxd6 Qf5 30. Re7 *", + "Moves": "f5c2 b1a1 c2c1 d1c1 c8c1", + "MovesSAN": "Qxc2+ Ka1 Qc1+ Rxc1 Rxc1#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "1k3r2/p2R2pp/1pQ5/6B1/8/1B6/P4qPN/4R2K b - - 0 24", + "PGN": "1. d4 d5 2. c4 Bf5 3. Nc3 dxc4 4. e4 Bg6 5. Bxc4 e6 6. Qb3 b6 7. d5 exd5 8. Bxd5 c6 9. Bc4 Nf6 10. Nf3 Nxe4 11. Nxe4 Bxe4 12. Bxf7+ Kd7 13. Qe6+ Kc7 14. Qxe4 Nd7 15. O-O Bd6 16. Rd1 Rf8 17. Bb3 Qf6 18. Bg5 Qxb2 19. Rac1 Bxh2+ 20. Nxh2 Qxf2+ 21. Kh1 Rae8 22. Qxc6+ Kb8 23. Rxd7 Re1+ 24. Rxe1 *", + "Moves": "f2e1 h2f1 f8f1 h1h2 f1h1", + "MovesSAN": "Qxe1+ Nf1 Rxf1+ Kh2 Rh1#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "r2q1r2/1b2b1kp/4B1p1/1p2n1P1/p2pP3/P2P4/1PP1Q3/R1B1K2R w KQ - 0 21", + "PGN": "1. e4 c6 2. Bc4 d5 3. exd5 cxd5 4. Bb3 a5 5. Nc3 e6 6. d3 d4 7. Ne4 b5 8. a3 a4 9. Ba2 Bb7 10. Qe2 Nf6 11. f3 Nxe4 12. fxe4 Be7 13. Nf3 O-O 14. g4 Nd7 15. h4 Nf6 16. g5 Ng4 17. h5 g6 18. hxg6 fxg6 19. Bxe6+ Kg7 20. Ne5 Nxe5 *", + "Moves": "h1h7 g7h7 e2h2 h7g7 h2h6", + "MovesSAN": "Rxh7+ Kxh7 Qh2+ Kg7 Qh6#", + "Themes": "attraction fork long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "5k2/1p1r1pp1/5b1p/4pP2/4Q3/1q1R4/6PP/3R3K b - - 0 34", + "PGN": "1. e4 c5 2. f4 Nc6 3. Nf3 e6 4. Bc4 Nf6 5. Nc3 Qb6 6. d3 d6 7. Qe2 Nd4 8. Nxd4 cxd4 9. Nd1 Be7 10. O-O O-O 11. Nf2 Bd7 12. a3 a6 13. b4 Bc6 14. Bb2 d5 15. Bb3 dxe4 16. dxe4 Nxe4 17. Qd3 Nxf2 18. Rxf2 Bf6 19. Raf1 Rad8 20. Kh1 Bh4 21. Rd2 Bf6 22. f5 e5 23. Qh3 h6 24. Rfd1 a5 25. Rd3 axb4 26. axb4 Qxb4 27. Ba3 Qa5 28. Bxf8 Kxf8 29. Qh5 Rd7 30. c3 Be4 31. Rg3 d3 32. Qg4 Qxc3 33. Qxe4 Qxb3 34. Rgxd3 *", + "Moves": "b3d1 d3d1 d7d1 e4e1 d1e1", + "MovesSAN": "Qxd1+ Rxd1 Rxd1+ Qe1 Rxe1#", + "Themes": "backRankMate endgame long mate mateIn3 xRayAttack" + }, + { + "FEN": "r1b2rk1/pp4p1/7p/5q2/4R3/8/PPQB1PPP/4R1K1 b - - 2 23", + "PGN": "1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 e6 5. Nf3 Bb4 6. Qd4 Bxc3+ 7. Qxc3 Nf6 8. Bc4 O-O 9. e5 Ne8 10. O-O Nc6 11. Bg5 f6 12. exf6 Nxf6 13. Rad1 Qe7 14. Rfe1 h6 15. Be3 Qb4 16. Qc2 d5 17. Bd3 e5 18. Bd2 Qg4 19. Nxe5 Nxe5 20. Rxe5 Ne4 21. Bxe4 dxe4 22. Rxe4 Qf5 23. Rde1 *", + "Moves": "f5f2 g1h1 f2f1 e1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r4r1k/p4ppB/1p2p3/3n4/7R/P3q3/1PQ3PP/5b1K w - - 0 23", + "PGN": "1. e4 c5 2. Nf3 e6 3. c3 Nc6 4. d4 cxd4 5. cxd4 Qc7 6. Nc3 Bb4 7. Bd2 Nge7 8. Rc1 O-O 9. a3 Bxc3 10. Rxc3 d5 11. e5 Qb6 12. Qc2 Nxd4 13. Nxd4 Qxd4 14. Bd3 Qxe5+ 15. Be3 d4 16. Rc5 Nd5 17. O-O dxe3 18. fxe3 Qxe3+ 19. Kh1 b6 20. Rc4 Ba6 21. Bxh7+ Kh8 22. Rh4 Bxf1 *", + "Moves": "h7g8 e3h6 h4h6 h8g8 c2h7", + "MovesSAN": "Bg8+ Qh6 Rxh6+ Kxg8 Qh7#", + "Themes": "discoveredAttack long mate mateIn3 middlegame" + }, + { + "FEN": "4r1k1/pbp2p1p/1P1p2p1/8/3b4/5PN1/1PPQ3P/R1B4K b - - 0 25", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. Bd3 Nf6 6. O-O Be7 7. Re1 O-O 8. Nc3 b6 9. Be4 Nxe4 10. Rxe4 Bb7 11. Re3 Nd7 12. Qe1 Re8 13. Nd4 Nf6 14. Nf5 Bf8 15. d4 g6 16. Ng3 Bg7 17. a4 Qd7 18. a5 Rxe3 19. Qxe3 Re8 20. Qd2 Qc6 21. f3 Nd5 22. Nxd5 Qxd5 23. axb6 Bxd4+ 24. Kh1 Qxf3 25. gxf3 *", + "Moves": "b7f3 d2g2 e8e1 g3f1 e1f1", + "MovesSAN": "Bxf3+ Qg2 Re1+ Nf1 Rxf1#", + "Themes": "kingsideAttack long mate mateIn3 middlegame pin" + }, + { + "FEN": "rnbqkbnr/1p1pp1p1/2p5/p5pp/3PP3/8/PPP1BPPP/RNBQK2R w KQkq - 0 6", + "PGN": "1. e4 h5 2. d4 a5 3. Nf3 f6 4. Be2 c6 5. Ng5 fxg5 *", + "Moves": "e2h5 h8h5 d1h5 g7g6 h5g6", + "MovesSAN": "Bxh5+ Rxh5 Qxh5+ g6 Qxg6#", + "Themes": "long mate mateIn3 opening" + }, + { + "FEN": "4rk2/Q4p1p/8/3P1N2/2P1n1p1/1P1q4/P4PPP/5RK1 b - - 3 28", + "PGN": "1. c4 e5 2. Nf3 Nc6 3. e3 Nf6 4. d4 exd4 5. exd4 Bb4+ 6. Bd2 Bxd2+ 7. Nbxd2 O-O 8. Be2 Re8 9. O-O Qe7 10. Re1 Qd6 11. d5 Ne5 12. Nxe5 Qxe5 13. b3 d6 14. Bf3 Qf4 15. Rxe8+ Nxe8 16. Qe1 Bf5 17. Be4 Nf6 18. Bxf5 Qxf5 19. Qe7 Re8 20. Qxc7 Ng4 21. Nf3 Qc2 22. Rf1 Nf6 23. Qxd6 Ne4 24. Qd7 Kf8 25. Qxb7 g5 26. Qxa7 g4 27. Nd4 Qd3 28. Nf5 *", + "Moves": "d3f1 g1f1 e4d2 f1g1 e8e1", + "MovesSAN": "Qxf1+ Kxf1 Nd2+ Kg1 Re1#", + "Themes": "attraction backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "r1b1qk2/ppn1p1b1/6Q1/n3p3/8/8/PP3PP1/R1B1K1NR w KQ - 1 21", + "PGN": "1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. d4 cxd4 5. cxd4 Nc6 6. Nc3 Nc7 7. Bc4 g6 8. Ne4 Bg7 9. Ng5 O-O 10. h4 Na5 11. Bd3 d6 12. h5 dxe5 13. hxg6 hxg6 14. Qf3 Qd5 15. Qg3 Qxd4 16. Qh2 Rd8 17. Qh7+ Kf8 18. Nxf7 Qxd3 19. Nxd8 Qxd8 20. Qxg6 Qe8 *", + "Moves": "h1h8 g7h8 c1h6 h8g7 g6g7", + "MovesSAN": "Rh8+ Bxh8 Bh6+ Bg7 Qxg7#", + "Themes": "long mate mateIn3 opening sacrifice" + }, + { + "FEN": "5rk1/p1p3pp/1p2pq2/4R3/3P4/1Q6/P4PPP/3R2K1 b - - 0 21", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 Nf6 4. c3 exd4 5. e5 Ng4 6. cxd4 Bb4+ 7. Nc3 O-O 8. Bc4 d6 9. O-O dxe5 10. dxe5 Ngxe5 11. Nxe5 Nxe5 12. Bb3 Ng6 13. Be3 Be6 14. Bxe6 fxe6 15. Qb3 Bxc3 16. bxc3 b6 17. Rad1 Qf6 18. Bd4 Ne5 19. Rfe1 Rad8 20. Rxe5 Rxd4 21. cxd4 *", + "Moves": "f6f2 g1h1 f2f1 d1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "1r4k1/p6p/r1p1n1p1/q3p2P/P2pN3/1P3P2/2P3P1/K1QR3R b - - 0 25", + "PGN": "1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Bg7 6. Nxc6 bxc6 7. Be3 Nf6 8. Qd2 Qa5 9. f3 O-O 10. Bh6 Bxh6 11. Qxh6 d5 12. e5 Nd7 13. e6 Nf6 14. exf7+ Rxf7 15. O-O-O e5 16. Kb1 Rb8 17. Qc1 d4 18. Ne4 Nd5 19. Bc4 Be6 20. Ka1 Nf4 21. Bxe6 Nxe6 22. h4 Rfb7 23. b3 Rb6 24. h5 Ra6 25. a4 *", + "Moves": "a5a4 b3a4 a6a4 c1a3 a4a3", + "MovesSAN": "Qxa4+ bxa4 Rxa4+ Qa3 Rxa3#", + "Themes": "exposedKing long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "8/pbp3bk/1p1pQ3/4pp2/4P3/2PP3B/PP2q2P/6K1 w - - 0 32", + "PGN": "1. e4 b6 2. Nc3 Bb7 3. d3 g6 4. Nge2 Bg7 5. g3 d6 6. Bg2 Nf6 7. O-O O-O 8. f4 e5 9. f5 Nfd7 10. g4 Nc6 11. g5 f6 12. fxg6 hxg6 13. gxf6 Nxf6 14. Bg5 Qd7 15. Bxf6 Bxf6 16. Nd5 Bg7 17. c3 Ne7 18. Qb3 Kh8 19. Nxe7 Qxe7 20. Ng3 Rxf1+ 21. Rxf1 Rf8 22. Rxf8+ Qxf8 23. Bh3 Qf4 24. Qe6 Qe3+ 25. Kg2 Qd2+ 26. Kg1 Qe1+ 27. Kg2 Qd2+ 28. Kg1 Kh7 29. Nf5 Qe1+ 30. Kg2 Qe2+ 31. Kg1 gxf5 *", + "Moves": "h3f5 h7h8 e6e8 g7f8 e8f8", + "MovesSAN": "Bxf5+ Kh8 Qe8+ Bf8 Qxf8#", + "Themes": "endgame exposedKing long mate mateIn3" + }, + { + "FEN": "2B3k1/ppR1B1pp/q1b5/3p4/2nPp3/4P1P1/5P1P/6K1 w - - 2 31", + "PGN": "1. d4 f5 2. c4 Nf6 3. Nc3 e6 4. g3 Bb4 5. e3 O-O 6. Ne2 d6 7. Bg2 Nbd7 8. O-O Qe8 9. a3 Bxc3 10. Nxc3 Qg6 11. Re1 Ne4 12. Nxe4 fxe4 13. Qc2 d5 14. cxd5 exd5 15. Qxc7 Qf6 16. Rf1 Nb6 17. b3 Bd7 18. Qc2 Bb5 19. Re1 Rac8 20. Qd2 Bd3 21. Ra2 Rc7 22. a4 Rfc8 23. Ba3 Rc2 24. Rxc2 Rxc2 25. Qxc2 Bxc2 26. Rc1 Bxb3 27. Rc7 Nc4 28. Be7 Qa6 29. Bh3 Bxa4 30. Bc8 Bc6 *", + "Moves": "c8e6 g8h8 c7c8 c6e8 c8e8", + "MovesSAN": "Be6+ Kh8 Rc8+ Be8 Rxe8#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "N1b1qr1k/pp1p2pp/3Q4/8/2B5/8/PP3PPP/R1B3K1 b - - 0 16", + "PGN": "1. e4 e5 2. d4 Nc6 3. Bc4 Nf6 4. Nf3 exd4 5. c3 dxc3 6. Nxc3 Bb4 7. O-O O-O 8. e5 Ne8 9. Nd5 Be7 10. Re1 f6 11. Nxc7+ Kh8 12. Nxa8 Nxe5 13. Nxe5 fxe5 14. Rxe5 Bd6 15. Rxe8 Qxe8 16. Qxd6 *", + "Moves": "e8e1 c4f1 e1f2 g1h1 f2f1", + "MovesSAN": "Qe1+ Bf1 Qxf2+ Kh1 Qxf1#", + "Themes": "deflection kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "r7/pp3pkp/2p2nn1/8/3PB2P/3Q2Pq/PP3P2/R4RK1 b - - 0 23", + "PGN": "1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 e6 5. Nf3 d5 6. cxd5 exd5 7. d4 O-O 8. O-O Nc6 9. Bg5 Re8 10. Qd2 Bf5 11. Nh4 Bg4 12. h3 Bf5 13. Nxf5 gxf5 14. Bh6 Ne7 15. Bxg7 Kxg7 16. Qg5+ Ng6 17. Qxf5 c6 18. h4 Qd7 19. Qd3 Qg4 20. Bf3 Qh3 21. e4 dxe4 22. Nxe4 Rxe4 23. Bxe4 *", + "Moves": "f6g4 f1b1 h3h2 g1f1 h2f2", + "MovesSAN": "Ng4 Rfb1 Qh2+ Kf1 Qxf2#", + "Themes": "kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "7r/R4p2/4k1p1/2p2q2/2P5/4PpP1/5P2/3Q2K1 b - - 0 33", + "PGN": "1. Nf3 c5 2. g3 Nc6 3. c4 g6 4. Bg2 Bg7 5. O-O d6 6. Nc3 Qd7 7. e3 b6 8. d4 Bb7 9. b3 h5 10. Bb2 Nh6 11. d5 Ne5 12. Nxe5 Bxe5 13. Qd2 h4 14. Ne4 Bxb2 15. Qxb2 O-O-O 16. b4 Ng4 17. bxc5 dxc5 18. a4 hxg3 19. hxg3 Nh2 20. Rfb1 Qf5 21. Qe2 e6 22. a5 exd5 23. axb6 dxe4 24. bxa7 Nf3+ 25. Bxf3 exf3 26. a8=Q+ Bxa8 27. Rxa8+ Kc7 28. Ra7+ Kc6 29. Ra6+ Kd7 30. Rd1+ Ke7 31. Ra7+ Ke6 32. Qf1 Rxd1 33. Qxd1 *", + "Moves": "h8h1 g1h1 f5h3 h1g1 h3g2", + "MovesSAN": "Rh1+ Kxh1 Qh3+ Kg1 Qg2#", + "Themes": "attraction endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "8/8/8/kp1qp3/8/4Q3/1P2KP2/8 w - - 10 56", + "PGN": "1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nc3 e6 5. Nf3 h6 6. Be2 Ne7 7. O-O Nd7 8. Bf4 a6 9. Na4 Bg4 10. c3 Nf5 11. c4 b5 12. cxb5 cxb5 13. Nc3 Rc8 14. h3 Bxf3 15. Bxf3 Qb6 16. Bxd5 exd5 17. Nxd5 Qxd4 18. Qb3 Nc5 19. Nf6+ gxf6 20. Qa3 Qxf4 21. exf6 Qd6 22. Rfe1+ Ne6 23. Qf3 Nd4 24. Qe4 Rc4 25. Rad1 h5 26. Qa8+ Qd8 27. Rxe6+ fxe6 28. f7+ Kd7 29. Qa7+ Kc8 30. Qxa6+ Kc7 31. Qa7+ Kd6 32. Rxd4+ Rxd4 33. Qxd4+ Ke7 34. Qxh8 Kxf7 35. Qxh5+ Ke7 36. Qe2 Qd7 37. h4 Qd5 38. g3 Kd6 39. g4 Qxa2 40. h5 Qb1+ 41. Kg2 Qh7 42. g5 Qf5 43. g6 Qg5+ 44. Kf1 Bg7 45. Qf3 Qf6 46. Qd3+ Kc6 47. Qe3 e5 48. h6 Bh8 49. g7 Bxg7 50. hxg7 Qxg7 51. Qc3+ Kb6 52. Ke2 Qf6 53. Qe3+ Ka5 54. Qf3 Qe6 55. Qe3 Qd5 *", + "Moves": "e3a7 a5b4 a7a3 b4c4 a3c3", + "MovesSAN": "Qa7+ Kb4 Qa3+ Kc4 Qc3#", + "Themes": "endgame long mate mateIn3 queenEndgame" + }, + { + "FEN": "r1b2rk1/1pp1Qppp/p1p5/8/2P5/4B3/Pq3PPP/R3R1K1 w - - 0 18", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. O-O Bd6 6. d4 Qe7 7. dxe5 Bxe5 8. Nxe5 Qxe5 9. Nd2 Nf6 10. Nf3 Qh5 11. e5 Nd5 12. c4 Ne7 13. Nd4 Qxe5 14. Re1 Qd6 15. Qe2 O-O 16. Qxe7 Qxd4 17. Be3 Qxb2 *", + "Moves": "e7f8 g8f8 e3c5 f8g8 e1e8", + "MovesSAN": "Qxf8+ Kxf8 Bc5+ Kg8 Re8#", + "Themes": "attraction backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "2k4r/ppp5/8/2bq1p1p/3P4/P1P2p2/1P3P1P/R1BQR1K1 b - - 0 20", + "PGN": "1. e4 d5 2. exd5 Nf6 3. Nc3 Nxd5 4. Nxd5 Qxd5 5. Nf3 Bg4 6. Be2 e5 7. d3 Nc6 8. O-O O-O-O 9. a3 f5 10. Ng5 Bxe2 11. Qxe2 Nd4 12. Qd1 Be7 13. Nf3 g5 14. Re1 g4 15. Nxe5 h5 16. Ng6 Bc5 17. Nxh8 Rxh8 18. c3 Nf3+ 19. gxf3 gxf3 20. d4 *", + "Moves": "d5g8 c1g5 g8g5 g1f1 g5g2", + "MovesSAN": "Qg8+ Bg5 Qxg5+ Kf1 Qg2#", + "Themes": "kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "r4r1k/p5pp/2p3p1/np6/3P4/P5q1/BPP3N1/1K1Q3R w - - 4 30", + "PGN": "1. d4 Nf6 2. Bf4 d5 3. Nf3 Bg4 4. Ne5 Bh5 5. f3 e6 6. g4 Bg6 7. Bg5 Be7 8. Nxg6 fxg6 9. e3 Nfd7 10. Bxe7 Qxe7 11. Qd2 O-O 12. f4 Nf6 13. Nc3 Nxg4 14. O-O-O Qh4 15. e4 Nf2 16. Rg1 Nxd1 17. Qxd1 Qxf4+ 18. Kb1 Qxh2 19. Rg2 Qd6 20. exd5 exd5 21. Rg5 Qf4 22. Rg1 Nc6 23. Nxd5 Qd6 24. Bc4 Kh8 25. a3 Na5 26. Ba2 c6 27. Ne3 b5 28. Rh1 Qf4 29. Ng2 Qg3 *", + "Moves": "h1h7 h8h7 d1h1 g3h2 h1h2", + "MovesSAN": "Rxh7+ Kxh7 Qh1+ Qh2 Qxh2#", + "Themes": "attraction kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "4r1k1/2p2p2/1q4pQ/4r3/1nP5/1P6/PB4RP/R6K b - - 0 32", + "PGN": "1. e4 h6 2. Nf3 g6 3. Bc4 Bg7 4. e5 e6 5. d4 Qe7 6. O-O Nc6 7. Nc3 b6 8. d5 Nxe5 9. dxe6 Nxc4 10. exd7+ Bxd7 11. Re1 Be6 12. Nb5 a6 13. Nbd4 Nf6 14. c3 Nd5 15. Qa4+ b5 16. Nxb5 O-O 17. Qxc4 axb5 18. Qxb5 Rfb8 19. Qc4 Qd7 20. Qe4 Ra4 21. Qd3 Bf5 22. Qd2 Qc6 23. Ne5 Qb7 24. c4 Nb4 25. b3 Ra5 26. f4 Be4 27. Re2 Bxe5 28. fxe5 Rxe5 29. Qxh6 Rbe8 30. Bb2 Qb6+ 31. Kh1 Bxg2+ 32. Rxg2 *", + "Moves": "e5e1 a1e1 e8e1 g2g1 e1g1", + "MovesSAN": "Re1+ Rxe1 Rxe1+ Rg1 Rxg1#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "1k5q/1p2P3/p1R5/5p2/7r/3BQP2/P5P1/6K1 b - - 0 32", + "PGN": "1. d4 e6 2. Bf4 c5 3. e3 cxd4 4. exd4 d5 5. c3 Bd6 6. Bg3 h5 7. Nf3 Nf6 8. Bd3 Nc6 9. Nbd2 a6 10. Qe2 Qc7 11. Bxd6 Qxd6 12. Ne5 Bd7 13. O-O Ng4 14. h3 Ncxe5 15. dxe5 Qb6 16. hxg4 hxg4 17. Qxg4 O-O-O 18. Nb3 f5 19. exf6 gxf6 20. Qf4 f5 21. Nd4 Rh5 22. c4 Rdh8 23. f3 Rh4 24. Qe3 Rxd4 25. cxd5 Rh1+ 26. Kf2 Rxf1+ 27. Rxf1 Qxb2+ 28. Kg1 Rh4 29. Rc1+ Kb8 30. dxe6 Bc6 31. e7 Qh8 32. Rxc6 *", + "Moves": "h4h1 g1f2 h8h4 g2g3 h4h2", + "MovesSAN": "Rh1+ Kf2 Qh4+ g3 Qh2#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "6k1/5ppp/Q3p3/p2pqb2/8/1P4P1/P6K/2r5 w - - 1 34", + "PGN": "1. e4 c6 2. Nf3 d5 3. exd5 cxd5 4. d4 Nc6 5. Bb5 Bf5 6. c3 Nf6 7. O-O e6 8. Re1 Be7 9. Ne5 O-O 10. Nxc6 bxc6 11. Bxc6 Rb8 12. Bf4 Bd6 13. Bc1 Qc7 14. Ba4 Bxh2+ 15. Kh1 Ne4 16. Qf3 Nxf2+ 17. Qxf2 Bg3 18. Qf1 Bxe1 19. Bf4 Qc4 20. Qxe1 Qxa4 21. Bxb8 Rxb8 22. b3 Qa6 23. Nd2 Qd3 24. Rc1 a5 25. Nf3 Be4 26. Rd1 Qc2 27. Ra1 Bf5 28. Qe5 Rc8 29. Qd6 Qxc3 30. Ne5 Qxa1+ 31. Kh2 Qxd4 32. Qa6 Qxe5+ 33. g3 Rc1 *", + "Moves": "a6a8 e5b8 a8b8 c1c8 b8c8", + "MovesSAN": "Qa8+ Qb8 Qxb8+ Rc8 Qxc8#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "1k5r/pppQ4/4n2n/3R3B/8/4q3/PbP2r2/1K1R4 w - - 0 29", + "PGN": "1. d4 d5 2. Bf4 f6 3. e3 Nd7 4. Nf3 g5 5. Bg3 h5 6. h3 g4 7. hxg4 Bg7 8. gxh5 Nh6 9. Bf4 Ng4 10. Nbd2 e5 11. dxe5 fxe5 12. Bg5 Ndf6 13. Nxe5 Nxe5 14. h6 Qd6 15. g3 Nfg4 16. Be2 Nxh6 17. Bh5+ Nef7 18. Qf3 Be6 19. O-O-O Kd7 20. Nb3 Raf8 21. Qe2 Nxg5 22. Qb5+ Kc8 23. Nd4 Rxf2 24. Nxe6 Nxe6 25. Rxd5 Qxg3 26. Qd7+ Kb8 27. Rhd1 Qxe3+ 28. Kb1 Bxb2 *", + "Moves": "d7d8 e6d8 d5d8 h8d8 d1d8", + "MovesSAN": "Qd8+ Nxd8 Rxd8+ Rxd8 Rxd8#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r1b2brk/5p1p/4qPpQ/p1p1p1P1/B2pP1R1/1P1P1R1P/2PB3K/8 w - - 5 33", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 Nd4 4. Nxd4 exd4 5. d3 c5 6. a4 a6 7. Bc4 Qa5+ 8. Bd2 Qb6 9. Qc1 Nf6 10. O-O Ng4 11. h3 Ne5 12. Ba2 Bd6 13. f4 Nc6 14. a5 Qd8 15. Na3 O-O 16. Nc4 Bc7 17. Qe1 d6 18. Bb3 b5 19. axb6 Bxb6 20. f5 Ne5 21. Nxe5 dxe5 22. g4 Qf6 23. g5 Qe7 24. Kh2 g6 25. f6 Qd7 26. Rf3 a5 27. Qh4 Kh8 28. Qh6 Rg8 29. Ba4 Qe6 30. b3 Bc7 31. Rg1 Bd6 32. Rg4 Bf8 *", + "Moves": "h6h7 h8h7 g4h4 f8h6 h4h6", + "MovesSAN": "Qxh7+ Kxh7 Rh4+ Bh6 Rxh6#", + "Themes": "attraction kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r1b3Q1/4kp2/1qpp4/p4P2/1p1pP3/2Pr4/PP4K1/R4R2 w - - 2 27", + "PGN": "1. e4 d6 2. Nc3 Nf6 3. d4 c6 4. f4 Qa5 5. Bd3 e5 6. Nf3 Nbd7 7. O-O Be7 8. f5 Qc7 9. Ne2 b5 10. c3 a5 11. Be3 Ng4 12. Qc1 Nxe3 13. Qxe3 Nf6 14. h3 h6 15. Kh1 b4 16. g4 Qb6 17. g5 hxg5 18. Nxg5 Ng4 19. Qg3 Bxg5 20. Qxg4 Bf6 21. Ng3 exd4 22. Nh5 Be5 23. Nxg7+ Bxg7 24. Qxg7 Rxh3+ 25. Kg2 Rxd3 26. Qg8+ Ke7 *", + "Moves": "f5f6 e7d7 g8f7 d7d8 f7e7", + "MovesSAN": "f6+ Kd7 Qxf7+ Kd8 Qe7#", + "Themes": "deflection long mate mateIn3 middlegame" + }, + { + "FEN": "Q7/p4k2/3b2p1/3N4/5P2/3Pq3/PPP2nPP/R4RK1 b - - 2 21", + "PGN": "1. e4 e5 2. Bc4 Nf6 3. Nf3 Nxe4 4. Bxf7+ Kxf7 5. Nxe5+ Ke8 6. Qh5+ g6 7. Nxg6 hxg6 8. Qxh8 Qg5 9. O-O d5 10. d3 Qf6 11. Qh7 Ng5 12. Qxc7 Bd6 13. Qxc8+ Kf7 14. Bxg5 Qxg5 15. Qxb7+ Nd7 16. Qxa8 Qe5 17. f4 Qe3+ 18. Kh1 Nf6 19. Nc3 Ng4 20. Nxd5 Nf2+ 21. Kg1 *", + "Moves": "f2h3 g1h1 e3g1 f1g1 h3f2", + "MovesSAN": "Nh3+ Kh1 Qg1+ Rxg1 Nf2#", + "Themes": "doubleCheck long mate mateIn3 middlegame sacrifice smotheredMate" + }, + { + "FEN": "8/p4pkp/6p1/3R4/2P1Q3/1P6/q4PPP/6K1 b - - 0 25", + "PGN": "1. e4 d6 2. Bc4 Nf6 3. Nc3 g6 4. b3 e5 5. Bb2 Bg7 6. Nf3 O-O 7. O-O Re8 8. Nd5 c6 9. Nxf6+ Qxf6 10. d4 d5 11. exd5 cxd5 12. Bxd5 Qd6 13. dxe5 Bxe5 14. Nxe5 Rxe5 15. Bxe5 Qxe5 16. Re1 Qd6 17. c4 Bf5 18. Qf3 Na6 19. Bxb7 Rd8 20. Bxa6 Qxa6 21. Rad1 Rxd1 22. Rxd1 Qxa2 23. Rd8+ Kg7 24. Rd5 Be4 25. Qxe4 *", + "Moves": "a2a1 d5d1 a1d1 e4e1 d1e1", + "MovesSAN": "Qa1+ Rd1 Qxd1+ Qe1 Qxe1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "r1b2rk1/1pp2ppp/7q/p2P4/3PR3/2P2QBP/P1Bn2PK/5R2 w - - 12 24", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Nc3 Bc5 4. Nxe5 Bxf2+ 5. Kxf2 Nxe5 6. d4 Qf6+ 7. Kg1 Nc6 8. Be3 d6 9. Nd5 Qd8 10. Qf3 Nge7 11. Bc4 O-O 12. h3 Nxd5 13. Bxd5 Nb4 14. Bb3 d5 15. exd5 a5 16. c3 Nd3 17. Bc2 Nxb2 18. Kh2 Nc4 19. Bf4 Nd6 20. Rhf1 Qh4 21. Rae1 Nc4 22. Bg3 Qh6 23. Re4 Nd2 *", + "Moves": "f3f7 f8f7 e4e8 f7f8 f1f8", + "MovesSAN": "Qxf7+ Rxf7 Re8+ Rf8 Rfxf8#", + "Themes": "kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "6k1/5ppp/8/2P1p2P/6N1/Rrb2P2/K1b1R1P1/8 b - - 11 39", + "PGN": "1. e4 e5 2. Qf3 Nc6 3. Bc4 Nf6 4. c3 Bc5 5. d3 O-O 6. h4 a6 7. h5 d6 8. Qg3 Ng4 9. Nh3 Qf6 10. f3 Ne3 11. Bxe3 Bxe3 12. Nf2 b5 13. Bd5 Bb7 14. Ng4 Qf4 15. Qxf4 Bxf4 16. Nd2 Rab8 17. O-O-O b4 18. Kc2 bxc3 19. bxc3 Na5 20. Bb3 Nxb3 21. axb3 a5 22. Ra1 Ra8 23. Nc4 d5 24. exd5 Bxd5 25. Nxa5 Rfb8 26. b4 c5 27. bxc5 Rxa5 28. Rxa5 Bb3+ 29. Kb2 Bc4+ 30. Ka1 Bxd3 31. Rd1 Bc2 32. Re1 Bd2 33. Re2 Bxc3+ 34. Ka2 Rb2+ 35. Ka3 Rb3+ 36. Ka2 Rb8 37. Ra3 Rb2+ 38. Ka1 Rb3+ 39. Ka2 *", + "Moves": "b3b2 a2a1 b2b1 a1a2 b1a1", + "MovesSAN": "Rb2+ Ka1 Rb1+ Ka2 Ra1#", + "Themes": "doubleCheck endgame exposedKing long mate mateIn3" + }, + { + "FEN": "8/R1R3pk/7p/4n3/5p2/7P/1r4PK/8 b - - 3 39", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 b5 5. Bb3 Bc5 6. O-O d6 7. c3 Bg4 8. d3 h6 9. Be3 Qf6 10. Nbd2 Nge7 11. a4 O-O 12. h3 Bxf3 13. Nxf3 Ng6 14. d4 exd4 15. cxd4 Bb6 16. Rc1 Na5 17. Bd5 bxa4 18. Bxa8 Rxa8 19. Qxa4 Nh4 20. Nxh4 Qxh4 21. e5 dxe5 22. Qd7 exd4 23. Bxd4 Qxd4 24. Qf5 Rd8 25. Qf3 Qxb2 26. Rb1 Qd2 27. Rfd1 Qxf2+ 28. Qxf2 Bxf2+ 29. Kxf2 Re8 30. Rdc1 Re4 31. Rxc7 Nc4 32. Rc1 Ne5 33. Rc8+ Kh7 34. Ra1 Rf4+ 35. Kg3 Rb4 36. Rxa6 f5 37. Ra7 f4+ 38. Kh2 Rb2 39. Rcc7 *", + "Moves": "e5f3 h2h1 b2b1 c7c1 b1c1", + "MovesSAN": "Nf3+ Kh1 Rb1+ Rc1 Rxc1#", + "Themes": "endgame long mate mateIn3 pin" + }, + { + "FEN": "5rk1/rpp2ppp/3p2n1/p2Pp3/P3P1n1/2PB1N1q/1P3P2/R1BQR1K1 b - - 1 18", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 a5 6. O-O d6 7. Re1 O-O 8. d4 Ba7 9. Bb3 Bg4 10. d5 Ne7 11. h3 Bd7 12. Bc2 Ng6 13. a4 Qc8 14. Na3 Bxh3 15. gxh3 Qxh3 16. Nb5 Ng4 17. Nxa7 Rxa7 18. Bd3 *", + "Moves": "g6h4 f3h4 h3h2 g1f1 h2f2", + "MovesSAN": "Nh4 Nxh4 Qh2+ Kf1 Qxf2#", + "Themes": "fork long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r2qkb1r/pppbp1p1/2np1n1p/5p2/3P1B2/2P1P3/PP1NBPPP/R2QK1NR w KQkq - 0 7", + "PGN": "1. d4 f5 2. Bf4 Nf6 3. e3 d6 4. Be2 Bd7 5. c3 Nc6 6. Nd2 h6 *", + "Moves": "e2h5 f6h5 d1h5 g7g6 h5g6", + "MovesSAN": "Bh5+ Nxh5 Qxh5+ g6 Qxg6#", + "Themes": "long mate mateIn3 opening" + }, + { + "FEN": "5nk1/7p/p4Q2/2p1p3/1pNbP1qB/1P1P4/PP4PP/7K b - - 0 34", + "PGN": "1. Nc3 c5 2. Nf3 Nc6 3. e4 e5 4. Bc4 Nf6 5. Ng5 d5 6. Nxd5 Be6 7. d3 a6 8. Nxe6 fxe6 9. Ne3 Qd6 10. Bd2 b5 11. Bb3 Nd4 12. Bc3 Nxb3 13. cxb3 Be7 14. O-O b4 15. Be1 O-O 16. Nc4 Qc7 17. f3 Nd7 18. Bg3 Bf6 19. Qd2 Nb6 20. f4 exf4 21. Bxf4 Bd4+ 22. Kh1 e5 23. Bg3 Nd7 24. Rab1 Qc6 25. Qg5 Qe6 26. Nd2 Rxf1+ 27. Nxf1 Rf8 28. Nd2 Rf6 29. Nc4 Rg6 30. Qd8+ Nf8 31. Rf1 Rf6 32. Rxf6 gxf6 33. Bh4 Qg4 34. Qxf6 *", + "Moves": "g4d1 h4e1 d1e1 f6f1 e1f1", + "MovesSAN": "Qd1+ Be1 Qxe1+ Qf1 Qxf1#", + "Themes": "endgame kingsideAttack long mate mateIn3" + }, + { + "FEN": "8/6p1/5k1p/8/5PPK/r7/8/1R6 b - - 1 44", + "PGN": "1. e4 c6 2. Nf3 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. d3 e6 6. Be2 Nf6 7. Bg5 Be7 8. Nxf6+ Bxf6 9. Bxf6 Qxf6 10. c3 O-O 11. O-O Nd7 12. h3 Qg6 13. Nh4 Qf6 14. Nxf5 Qxf5 15. Bf3 Ne5 16. Be4 Qg5 17. d4 f5 18. Bc2 Nc4 19. Bb3 b5 20. Bxc4 bxc4 21. Qa4 f4 22. Qxc4 f3 23. Qxe6+ Kh8 24. Qg4 Qxg4 25. hxg4 fxg2 26. Kxg2 Rf4 27. f3 Raf8 28. Rae1 a5 29. Re6 c5 30. dxc5 Rc4 31. Re5 a4 32. Rfe1 a3 33. bxa3 Rxc3 34. R5e3 Rxc5 35. Re8 Kg8 36. Rxf8+ Kxf8 37. Ra1 Ra5 38. a4 Rxa4 39. a3 Ke7 40. Kg3 Ke6 41. Re1+ Kf6 42. f4 Rxa3+ 43. Kh4 h6 44. Rb1 *", + "Moves": "g7g5 f4g5 h6g5 h4h5 a3h3", + "MovesSAN": "g5+ fxg5+ hxg5+ Kh5 Rh3#", + "Themes": "endgame long mate mateIn3 rookEndgame" + }, + { + "FEN": "5rk1/ppp5/3q1n1Q/3p1p2/1P1R4/P1P3p1/2P3P1/6K1 w - - 0 31", + "PGN": "1. e4 e5 2. Nc3 Nc6 3. Bc4 Nf6 4. Nf3 Bb4 5. a3 Bxc3 6. dxc3 O-O 7. Bg5 h6 8. Bh4 d6 9. h3 Be6 10. Bd5 Na5 11. b4 Bxd5 12. exd5 Nc4 13. Nd2 Nxd2 14. Qxd2 Qd7 15. O-O g5 16. Bg3 Ne4 17. Qe3 f5 18. Bh2 Nf6 19. f4 exf4 20. Qd4 Rae8 21. h4 Re4 22. Qd3 Re5 23. hxg5 Rxd5 24. Qf3 hxg5 25. Rad1 Rxd1 26. Rxd1 d5 27. Rd4 Qd6 28. Qh3 g4 29. Qh6 g3 30. Bxg3 fxg3 *", + "Moves": "h6g6 g8h8 d4h4 f6h7 g6h7", + "MovesSAN": "Qg6+ Kh8 Rh4+ Nh7 Qxh7#", + "Themes": "endgame exposedKing long mate mateIn3" + }, + { + "FEN": "7k/p4pp1/7p/4PQ2/q1p5/2P5/1P1R2PP/7K b - - 1 32", + "PGN": "1. e4 e5 2. d4 exd4 3. Nf3 c5 4. Bc4 h6 5. Ne5 d5 6. Bxd5 Be6 7. Bxb7 Nd7 8. Bxa8 Nxe5 9. Bd5 Bxd5 10. exd5 Qxd5 11. O-O Nf6 12. Re1 Be7 13. Qe2 Nc6 14. Rd1 O-O 15. Nc3 Qd6 16. Nb5 Qb8 17. a4 Bd6 18. Nxd6 Qxd6 19. Qf3 Ne5 20. Qg3 Kh8 21. Bf4 Nfd7 22. Re1 Re8 23. Rad1 Qd5 24. c3 d3 25. Bxe5 Nxe5 26. f4 d2 27. Rxe5 Rxe5 28. fxe5 c4 29. Qf4 Qc5+ 30. Kh1 Qa5 31. Rxd2 Qxa4 32. Qf5 *", + "Moves": "a4a1 d2d1 a1d1 f5f1 d1f1", + "MovesSAN": "Qa1+ Rd1 Qxd1+ Qf1 Qxf1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "2Q2rk1/p4ppp/1b2p1q1/6B1/6n1/5b1P/P4PP1/2R2RK1 w - - 0 24", + "PGN": "1. d4 e6 2. Nf3 c5 3. e3 d5 4. dxc5 Nc6 5. Bb5 Bxc5 6. O-O Nf6 7. c4 O-O 8. cxd5 Nxd5 9. Bxc6 bxc6 10. Qc2 Bb6 11. Qxc6 Ba6 12. Re1 Rc8 13. Qa4 Bb7 14. e4 Nf6 15. Nc3 Ng4 16. Rf1 Qd3 17. Bf4 Rxc3 18. bxc3 Qxc3 19. Rac1 Qb2 20. Qc2 Qf6 21. Bg5 Qg6 22. h3 Bxe4 23. Qc8 Bxf3 *", + "Moves": "c8f8 g8f8 c1c8 b6d8 c8d8", + "MovesSAN": "Qxf8+ Kxf8 Rc8+ Bd8 Rxd8#", + "Themes": "attraction kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "5rkb/1b3r1p/p2pQ1p1/1p1P3N/8/5R2/q4PPP/4R1K1 w - - 4 28", + "PGN": "1. e4 c5 2. Nf3 d6 3. c3 a6 4. Be2 Nc6 5. d4 cxd4 6. cxd4 e6 7. O-O Nf6 8. d5 exd5 9. exd5 Ne5 10. Bg5 Nxf3+ 11. Bxf3 Be7 12. Re1 O-O 13. Nc3 b5 14. Qc2 Bb7 15. Bxf6 Bxf6 16. Ne4 Be7 17. Ng3 Rc8 18. Qf5 Bf6 19. Be4 g6 20. Qh3 Bxb2 21. Rab1 Bg7 22. Rb3 Qa5 23. Rbe3 Qxa2 24. Nh5 Bh8 25. Bxg6 fxg6 26. Qe6+ Rf7 27. Rf3 Rf8 *", + "Moves": "e6f7 f8f7 e1e8 f7f8 f3f8", + "MovesSAN": "Qxf7+ Rxf7 Re8+ Rf8 Rfxf8#", + "Themes": "clearance kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "5r1k/1q5p/Q4p2/5N2/8/3P2P1/1r3P1P/4R1K1 w - - 1 32", + "PGN": "1. e4 c5 2. Nf3 Qa5 3. Nc3 a6 4. d4 b5 5. dxc5 e6 6. Be3 b4 7. Nb1 Bxc5 8. Bxc5 Qxc5 9. Nbd2 Bb7 10. Nb3 Qb6 11. Bd3 Nf6 12. e5 Nd5 13. O-O Nf4 14. Nbd2 Nxd3 15. cxd3 O-O 16. Nc4 Qa7 17. Rc1 Bd5 18. Ne3 Bxf3 19. Qxf3 Nc6 20. Qe4 f5 21. exf6 gxf6 22. Rxc6 dxc6 23. Qxe6+ Qf7 24. Qxc6 Qxa2 25. Nf5 Kh8 26. Re1 Rac8 27. Qb7 Qf7 28. Qxb4 Rb8 29. Qa3 Rb3 30. Qxa6 Rxb2 31. g3 Qb7 *", + "Moves": "a6f6 f8f6 e1e8 f6f8 e8f8", + "MovesSAN": "Qxf6+ Rxf6 Re8+ Rf8 Rxf8#", + "Themes": "endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "8/5ppk/p5p1/P3p3/1P3qQ1/1BP2PnP/3r2PK/R1R5 b - - 2 34", + "PGN": "1. e4 c6 2. Nf3 d5 3. exd5 cxd5 4. d4 Bg4 5. Be2 Nc6 6. O-O Nf6 7. c3 e6 8. Bf4 Be7 9. Nbd2 Qb6 10. Qc2 O-O 11. h3 Bf5 12. Qc1 Rac8 13. Nh4 Nxd4 14. Bd1 Bg6 15. Nxg6 hxg6 16. Be3 e5 17. Qb1 Bc5 18. b4 Ne2+ 19. Bxe2 Bxe3 20. Qd3 Bxd2 21. Qxd2 Rfe8 22. a4 Qc7 23. Rfc1 a6 24. a5 Qd7 25. Bd1 Ne4 26. Qd3 Qf5 27. f3 Ng3 28. Qxd5 Red8 29. Qxb7 Qd3 30. Bc2 Qe3+ 31. Kh2 Qf4 32. Bb3 Rd2 33. Qxc8+ Kh7 34. Qg4 *", + "Moves": "g3f1 h2g1 f4h2 g1f1 h2h1", + "MovesSAN": "Nf1+ Kg1 Qh2+ Kxf1 Qh1#", + "Themes": "doubleCheck long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "7k/6p1/8/Rp5K/8/4p1P1/8/1r6 w - - 0 46", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 d6 6. O-O h6 7. Nbd2 O-O 8. h3 a6 9. Bb3 Be6 10. Re1 Ne7 11. Nf1 Ng6 12. Ng3 Ba7 13. d4 c6 14. Be3 exd4 15. cxd4 Re8 16. Rc1 Qd7 17. Bxe6 fxe6 18. Qc2 e5 19. Red1 Qf7 20. dxe5 dxe5 21. Bxa7 Rxa7 22. Qc5 Raa8 23. b3 Rac8 24. Rd2 h5 25. Re1 Qc7 26. Qc4+ Kh8 27. Ng5 Rf8 28. Ne6 b5 29. Qc2 Qf7 30. Nxf8 Rxf8 31. Red1 Nf4 32. Nf5 Qg6 33. g3 Nxh3+ 34. Kh2 Ng5 35. Rd7 Nxd7 36. Rxd7 Nxe4 37. Qxe4 Qxf5 38. Qxf5 Rxf5 39. Rd6 Rxf2+ 40. Kh3 Rxa2 41. Rxc6 Rb2 42. Rxa6 Rxb3 43. Ra5 Rb1 44. Kh4 e4 45. Kxh5 e3 *", + "Moves": "h5g6 b1f1 a5a8 f1f8 a8f8", + "MovesSAN": "Kg6 Rf1 Ra8+ Rf8 Rxf8#", + "Themes": "endgame long mate mateIn3 rookEndgame" + }, + { + "FEN": "2r2r2/pp4k1/3pp1p1/3Pp2n/5q1P/8/PPP3Q1/1K4RR w - - 0 26", + "PGN": "1. d4 d6 2. Nf3 g6 3. Bf4 Bg7 4. Nc3 Nf6 5. Qd2 Nc6 6. e4 O-O 7. Bh6 Bd7 8. Bxg7 Kxg7 9. h4 h5 10. Ng5 e5 11. d5 Nd4 12. O-O-O c6 13. Ne2 Nxe2+ 14. Bxe2 cxd5 15. exd5 Bf5 16. f3 Rc8 17. Bd3 Bxd3 18. Qxd3 Qa5 19. Kb1 Qc5 20. g4 hxg4 21. fxg4 Qc4 22. Qd2 Qxg4 23. Rdg1 Qf4 24. Qg2 Nh5 25. Ne6+ fxe6 *", + "Moves": "g2g6 g7h8 g6h5 f4h6 h5h6", + "MovesSAN": "Qxg6+ Kh8 Qxh5+ Qh6 Qxh6#", + "Themes": "fork long mate mateIn3 middlegame" + }, + { + "FEN": "r7/pp1R1p2/1bpB1k2/5NNP/2q3P1/5K2/1P5r/8 w - - 6 34", + "PGN": "1. e4 e5 2. Bc4 Nf6 3. d3 Bb4+ 4. c3 Ba5 5. Nf3 d6 6. Bg5 h6 7. Bh4 O-O 8. h3 Be6 9. Bb3 c6 10. Nh2 Bb6 11. Ng4 g5 12. Nxh6+ Kg7 13. Bxg5 Bxb3 14. axb3 Qe8 15. Nf5+ Kg6 16. h4 Qe6 17. f4 exf4 18. Bxf4 d5 19. h5+ Kh7 20. Nd2 dxe4 21. dxe4 Nxe4 22. g4 Nxc3+ 23. Kf1 Nxd1 24. Rxd1 Re8 25. Rh2 Nd7 26. Nf3 Qxb3 27. Ng5+ Kg8 28. Rxd7 Qc4+ 29. Kg2 Re2+ 30. Kf3 Rxh2 31. Nh6+ Kf8 32. Bd6+ Kg7 33. Nf5+ Kf6 *", + "Moves": "g5h7 f6e6 d7e7 e6d5 h7f6", + "MovesSAN": "Nh7+ Ke6 Re7+ Kd5 Nf6#", + "Themes": "exposedKing long mate mateIn3 middlegame" + }, + { + "FEN": "5Q2/1p4pk/8/p1r1P1P1/3p1PK1/P2P2P1/8/2q5 w - - 5 36", + "PGN": "1. d4 d5 2. Nc3 e6 3. e4 Nf6 4. e5 Nfd7 5. f4 c5 6. Nf3 Nc6 7. Bd3 Qb6 8. a3 cxd4 9. Ne2 a5 10. b3 Bc5 11. Bb2 O-O 12. Nexd4 Nxd4 13. Nxd4 f6 14. Qh5 f5 15. Nf3 h6 16. h4 Be3 17. g3 Nc5 18. Ng5 Nxd3+ 19. cxd3 Qxb3 20. Qg6 hxg5 21. hxg5 Rf7 22. Rh8+ Kxh8 23. Qxf7 Bd7 24. Ke2 Qxb2+ 25. Kxe3 Qxa1 26. Qxd7 d4+ 27. Kf3 Qd1+ 28. Kg2 Qe2+ 29. Kh3 Qg4+ 30. Kg2 Qe2+ 31. Kh3 Qc2 32. Qxe6 Rc8 33. Qxf5 Qc1 34. Kg4 Rc5 35. Qf8+ Kh7 *", + "Moves": "g5g6 h7g6 f8f5 g6h6 f5h5", + "MovesSAN": "g6+ Kxg6 Qf5+ Kh6 Qh5#", + "Themes": "attraction endgame long mate mateIn3" + }, + { + "FEN": "3r1r1k/2p3pp/8/RP6/4Q3/4P3/1q3PPP/5RK1 b - - 0 27", + "PGN": "1. d4 Nf6 2. a4 e6 3. c4 Be7 4. Nc3 Bb4 5. Bd2 d5 6. c5 a5 7. e3 Nc6 8. Bd3 e5 9. Nge2 e4 10. Bb1 b6 11. O-O bxc5 12. dxc5 Bxc5 13. Nb5 Na7 14. Nec3 Nxb5 15. axb5 Qd6 16. Na4 Bb4 17. Bc3 Bxc3 18. Nxc3 Qb4 19. Nxd5 Nxd5 20. Qxd5 O-O 21. Ba2 Be6 22. Qc6 Qxb2 23. Bxe6 fxe6 24. Qxe6+ Kh8 25. Qc6 Rac8 26. Rxa5 Rcd8 27. Qxe4 *", + "Moves": "b2f2 f1f2 d8d1 f2f1 d1f1", + "MovesSAN": "Qxf2+ Rxf2 Rd1+ Rf1 Rdxf1#", + "Themes": "endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "5rk1/p2R1rpp/2p1p1p1/2PpN1q1/P2P4/4P2P/4B2K/3Q1R2 b - - 2 31", + "PGN": "1. d4 d5 2. Bf4 Bg4 3. h3 Bh5 4. Nf3 e6 5. e3 Nf6 6. c4 c6 7. Nc3 Be7 8. c5 O-O 9. Be2 Nbd7 10. Ne5 Bg6 11. Nxg6 fxg6 12. O-O Qe8 13. b4 Qf7 14. a4 Bd8 15. b5 Rc8 16. Bd3 Nh5 17. Bd6 Be7 18. Bxe7 Qxe7 19. Be2 Nhf6 20. Na2 Ne4 21. Bf3 Ndf6 22. Nc1 Rf7 23. Nd3 Ng5 24. Be2 Nd7 25. Rb1 Rcf8 26. bxc6 bxc6 27. Rb7 Ne4 28. Ne5 Nxf2 29. Rxd7 Nxh3+ 30. gxh3 Qg5+ 31. Kh2 *", + "Moves": "f7f2 f1f2 f8f2 h2h1 g5g2", + "MovesSAN": "Rf2+ Rxf2 Rxf2+ Kh1 Qg2#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "r2r1k2/1b3ppQ/p3pb1p/1p4q1/4p3/P6P/1P3PP1/1BRR2K1 w - - 0 26", + "PGN": "1. e4 c5 2. Nf3 e6 3. c3 Nc6 4. d4 cxd4 5. cxd4 Nf6 6. Nc3 d6 7. Bb5 a6 8. Ba4 b5 9. Bc2 Bb7 10. O-O h6 11. a3 Be7 12. Qe2 Qb6 13. h3 Nxd4 14. Nxd4 Qxd4 15. Be3 Qc4 16. Bd3 Qc8 17. Rac1 Qb8 18. Rfd1 O-O 19. Bb1 d5 20. e5 Qxe5 21. Qd3 Rfd8 22. Bd4 Qg5 23. Bxf6 Bxf6 24. Qh7+ Kf8 25. Ne4 dxe4 *", + "Moves": "h7h8 f8e7 c1c7 d8d7 d1d7", + "MovesSAN": "Qh8+ Ke7 Rc7+ Rd7 Rdxd7#", + "Themes": "fork long mate mateIn3 middlegame" + }, + { + "FEN": "r2q3k/pp2n1bp/3p2p1/3Bp3/4P3/5rP1/PPPQ1B2/2KR3R w - - 0 19", + "PGN": "1. d4 d6 2. e4 g6 3. Nc3 Bg7 4. Nf3 Bg4 5. Be2 Nc6 6. Be3 Bxf3 7. Bxf3 e5 8. d5 Nce7 9. Be2 f5 10. f3 Nf6 11. Qd2 f4 12. Bf2 O-O 13. g3 c6 14. O-O-O cxd5 15. Nxd5 Nfxd5 16. Bc4 Kh8 17. Bxd5 fxg3 18. hxg3 Rxf3 *", + "Moves": "h1h7 h8h7 d1h1 g7h6 d2h6", + "MovesSAN": "Rxh7+ Kxh7 Rh1+ Bh6 Qxh6#", + "Themes": "attraction kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "5rk1/pp1R2p1/4p3/8/8/8/Pq3PPP/3Q2K1 b - - 2 31", + "PGN": "1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 Nc6 5. Bc4 e6 6. Nf3 Nf6 7. O-O Be7 8. Bd3 O-O 9. e5 Ng4 10. Bf4 Qc7 11. Qe2 f6 12. Rae1 fxe5 13. Bxe5 Ngxe5 14. Nxe5 Nxe5 15. Bxh7+ Kxh7 16. Qh5+ Kg8 17. Rxe5 Bf6 18. Re3 d5 19. Rh3 Bd7 20. Qh7+ Kf7 21. Qh5+ Ke7 22. Re1 Bxc3 23. Rxc3 Qf4 24. Rf3 Qh6 25. Qxd5 Rxf3 26. Qxf3 Qd2 27. Qa3+ Kf7 28. Qf3+ Kg8 29. Rd1 Qxb2 30. Rxd7 Rf8 31. Qd1 *", + "Moves": "b2f2 g1h1 f2f1 d1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Qxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "2r2rk1/p2b3p/3b2p1/3p4/1P5q/P1BQ4/6P1/5RK1 w - - 0 26", + "PGN": "1. d3 d5 2. Bd2 e5 3. e3 f5 4. Ne2 Nf6 5. c3 c6 6. d4 Nbd7 7. dxe5 Nxe5 8. Qc2 Bd6 9. Nd4 g6 10. Be2 O-O 11. O-O Bd7 12. c4 Rc8 13. c5 Be7 14. a3 Ne4 15. Nc3 Nxc5 16. b4 Ne4 17. Nxe4 fxe4 18. f4 exf3 19. Bxf3 Nc4 20. Bc3 Nxe3 21. Qd3 Nxf1 22. Rxf1 Bd6 23. h4 Qxh4 24. Nxc6 bxc6 25. Bxd5+ cxd5 *", + "Moves": "d3d5 d7e6 d5e6 f8f7 e6f7", + "MovesSAN": "Qxd5+ Be6 Qxe6+ Rf7 Qxf7#", + "Themes": "fork long mate mateIn3 middlegame" + }, + { + "FEN": "8/7p/4Rpk1/8/P1R2P2/5nPK/r6P/8 b - - 0 40", + "PGN": "1. e4 d5 2. e5 c5 3. Bb5+ Nc6 4. Nf3 a6 5. Bxc6+ bxc6 6. O-O e6 7. d4 cxd4 8. Nxd4 Qb6 9. Be3 c5 10. Nb3 a5 11. Na3 Bd7 12. c4 d4 13. Nxd4 cxd4 14. Bxd4 Bc5 15. Bxc5 Qxc5 16. Qf3 Rd8 17. Rfd1 Ne7 18. Nb5 Kf8 19. Nd6 Nf5 20. Nb7 Qc7 21. Nxd8 Qxd8 22. Qb7 Ke7 23. c5 Qc8 24. c6 Qxb7 25. cxb7 Bc6 26. Rac1 Rb8 27. Rxc6 Rxb7 28. b3 f6 29. f4 Kf7 30. Rdc1 Rb4 31. Rc7+ Kg6 32. exf6 gxf6 33. g3 Nd4 34. Kg2 Ne2 35. Re1 Nd4 36. Rc8 a4 37. bxa4 Rb2+ 38. Kh3 Rxa2 39. Rc4 Nf3 40. Rxe6 *", + "Moves": "f3g1 h3h4 a2h2 h4g4 h7h5", + "MovesSAN": "Ng1+ Kh4 Rxh2+ Kg4 h5#", + "Themes": "deflection endgame long mate mateIn3" + }, + { + "FEN": "5rk1/1b4pp/pp6/2pPP3/P1P1B3/1P4Q1/3q1rPP/R3R2K b - - 10 29", + "PGN": "1. d4 d5 2. c4 Nf6 3. e3 e6 4. Nf3 Nbd7 5. Nc3 c5 6. Be2 b6 7. O-O Bb7 8. b3 Be7 9. Bb2 O-O 10. Qc2 Ne4 11. Nxe4 dxe4 12. Nd2 f5 13. Qc3 Bf6 14. Rfd1 e5 15. d5 a6 16. a4 f4 17. Nxe4 Bh4 18. Bf3 Qe7 19. exf4 Nf6 20. fxe5 Nxe4 21. Bxe4 Bxf2+ 22. Kh1 Bd4 23. Qc2 Bxb2 24. Qxb2 Qh4 25. Re1 Rf2 26. Qc3 Raf8 27. Qg3 Qh6 28. Qh3 Qd2 29. Qg3 *", + "Moves": "d2e1 a1e1 f2f1 e1f1 f8f1", + "MovesSAN": "Qxe1+ Rxe1 Rf1+ Rxf1 Rxf1#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "3r3k/p1p2Pp1/1p5p/1B6/1PQ2R2/P3PbP1/1q3P2/2R1K3 b - - 8 25", + "PGN": "1. Nf3 d5 2. d4 Nc6 3. c4 Nf6 4. Nc3 e6 5. Bg5 Be7 6. e3 h6 7. Bf4 b6 8. a3 Bb7 9. b4 Nh5 10. Bg3 Nxg3 11. hxg3 Bf6 12. cxd5 exd5 13. Qb3 Rb8 14. Bb5 O-O 15. Nxd5 Re8 16. Nxf6+ Qxf6 17. Rc1 Re6 18. d5 Ne5 19. dxe6 Nxf3+ 20. gxf3 Bxf3 21. exf7+ Kh7 22. Qd3+ Kh8 23. Rh4 Rd8 24. Qc4 Qb2 25. Rf4 *", + "Moves": "b2d2 e1f1 d2d1 c1d1 d8d1", + "MovesSAN": "Qd2+ Kf1 Qd1+ Rxd1 Rxd1#", + "Themes": "long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "6kr/3Rbq1p/Q7/1p1pB3/6B1/8/PP4PP/6K1 b - - 0 29", + "PGN": "1. d4 c6 2. c4 d5 3. Nc3 Bf5 4. cxd5 cxd5 5. Bf4 Nd7 6. Rc1 e6 7. Nb5 a6 8. Nc7+ Ke7 9. Nxa8 Qxa8 10. Qb3 Ngf6 11. e3 Ne4 12. Nf3 f6 13. Rc7 b5 14. Be2 e5 15. dxe5 fxe5 16. Bxe5 Be6 17. O-O Kf7 18. Nd4 Be7 19. Nxe6 Kxe6 20. f4 Nd2 21. Bg4+ Kf7 22. Qd3 Nxf1 23. Rxd7 Nxe3 24. Qxe3 Qf8 25. Qd3 g6 26. f5 gxf5 27. Qxf5+ Kg8 28. Qe6+ Qf7 29. Qxa6 *", + "Moves": "e7c5 e5d4 c5d4 g1h1 f7f1", + "MovesSAN": "Bc5+ Bd4 Bxd4+ Kh1 Qf1#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "r4bnr/p5p1/1p1p2k1/2p5/2B1PQ2/2PPK1p1/PP4q1/RNB5 w - - 1 21", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 d6 4. O-O Bg4 5. h3 h5 6. hxg4 hxg4 7. Nh2 Qh4 8. f4 Qxh2+ 9. Kf2 g3+ 10. Kf3 Nd4+ 11. Ke3 Qxg2 12. d3 c5 13. c3 exf4+ 14. Rxf4 Ne6 15. Qa4+ Ke7 16. Qb5 b6 17. Qc6 Nxf4 18. Qc7+ Kf6 19. Qxf7+ Kg5 20. Qxf4+ Kg6 *", + "Moves": "c4f7 g6h7 f4f5 g7g6 f5g6", + "MovesSAN": "Bf7+ Kh7 Qf5+ g6 Qxg6#", + "Themes": "exposedKing long mate mateIn3 middlegame" + }, + { + "FEN": "R7/3Q1pbp/3P2pn/8/5R2/6k1/1r4P1/6K1 b - - 0 31", + "PGN": "1. e4 e5 2. d4 exd4 3. c3 dxc3 4. Bc4 cxb2 5. Bxb2 Nf6 6. e5 Qe7 7. Qe2 Ng8 8. Nd2 Nc6 9. f4 d6 10. Ngf3 Bg4 11. O-O Nh6 12. a4 O-O-O 13. a5 a6 14. Bxa6 bxa6 15. Qxa6+ Kd7 16. Qb5 Rb8 17. Qa4 Bxf3 18. Nxf3 Rxb2 19. Rfc1 Qe6 20. Qxc6+ Ke7 21. Qxc7+ Qd7 22. a6 g6 23. a7 Bg7 24. exd6+ Ke6 25. Ng5+ Kf5 26. Qxd7+ Kxf4 27. Rf1+ Kxg5 28. h4+ Kxh4 29. Rf4+ Kg3 30. a8=Q Rxa8 31. Rxa8 *", + "Moves": "b2b1 f4f1 g7d4 g1h1 b1f1", + "MovesSAN": "Rb1+ Rf1 Bd4+ Kh1 Rxf1#", + "Themes": "deflection endgame long mate mateIn3" + }, + { + "FEN": "3rq1k1/2pr1pp1/1pR4p/p6P/P7/1PQ3B1/2P2PP1/R4K2 b - - 0 27", + "PGN": "1. d3 e5 2. e4 Nf6 3. Nc3 Bb4 4. Bd2 Nc6 5. Nf3 O-O 6. a3 Bxc3 7. Bxc3 d5 8. Nxe5 Nxe5 9. Bxe5 Re8 10. Bf4 dxe4 11. dxe4 Nd5 12. Bg3 Rxe4+ 13. Be2 Qe8 14. Kf1 Nf4 15. Bf3 Qb5+ 16. Kg1 Ne2+ 17. Bxe2 Rxe2 18. a4 Qe8 19. Kf1 Re7 20. Qd3 Bd7 21. b3 Bc6 22. Qc3 b6 23. h4 Rd8 24. h5 h6 25. Rh4 a5 26. Rc4 Red7 27. Rxc6 *", + "Moves": "d7d1 a1d1 d8d1 c3e1 d1e1", + "MovesSAN": "Rd1+ Rxd1 Rxd1+ Qe1 Rxe1#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "3r2k1/1p3rpp/pqp5/5Q2/8/7P/6PK/5R2 w - - 0 29", + "PGN": "1. d4 d5 2. Bf4 Bf5 3. e3 Nf6 4. Nf3 a6 5. c4 dxc4 6. Bxc4 Be6 7. Bd3 Bd5 8. O-O Be4 9. Nc3 Bxd3 10. Qxd3 e6 11. h3 Bd6 12. Ne5 Bxe5 13. Bxe5 O-O 14. Ne4 Nxe4 15. Qxe4 Nc6 16. Rac1 Nxe5 17. Qxe5 c6 18. f4 Qd5 19. Qc7 Rab8 20. a3 Qb3 21. Qe5 Qxb2 22. f5 exf5 23. Qxf5 Qxa3 24. Ra1 Qxe3+ 25. Kh2 Qxd4 26. Rad1 Qb6 27. Rd7 Rbd8 28. Rxf7 Rxf7 *", + "Moves": "f5f7 g8h8 f7f8 d8f8 f1f8", + "MovesSAN": "Qxf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "r4rk1/pppn1ppp/3p4/3N4/3bP3/8/PPP2PP1/1K1R3R w - - 0 17", + "PGN": "1. e4 d6 2. d4 Nf6 3. Nc3 Nc6 4. Be3 e5 5. Nf3 Bg4 6. dxe5 Nxe5 7. Be2 Nxf3+ 8. Bxf3 Bxf3 9. Qxf3 Be7 10. O-O-O Nd7 11. Bd4 O-O 12. h4 Bxh4 13. Qh5 Qg5+ 14. Qxg5 Bxg5+ 15. Kb1 Bf6 16. Nd5 Bxd4 *", + "Moves": "d5e7 g8h8 h1h7 h8h7 d1h1", + "MovesSAN": "Ne7+ Kh8 Rxh7+ Kxh7 Rh1#", + "Themes": "anastasiaMate attraction kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r1bqrnk1/pp1n2pp/2pbpp2/3pN2Q/2PP4/1P1BP3/PB1N1PPP/R4RK1 w - - 0 12", + "PGN": "1. Nf3 d5 2. d4 Nf6 3. c4 c6 4. e3 e6 5. Bd3 Bd6 6. b3 O-O 7. O-O Nbd7 8. Bb2 Re8 9. Ne5 Nf8 10. Nd2 N6d7 11. Qh5 f6 *", + "Moves": "d3h7 f8h7 h5f7 g8h8 e5g6", + "MovesSAN": "Bxh7+ Nxh7 Qf7+ Kh8 Ng6#", + "Themes": "kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "3rr3/1p3pPk/p1n2Bn1/3p1BP1/8/2P2R2/P1Pqp1KP/4R3 w - - 0 34", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. Nc3 a6 6. Be3 Nf6 7. Qf3 Bb4 8. Bd3 d6 9. O-O e5 10. Nf5 Bxf5 11. exf5 Bxc3 12. bxc3 d5 13. Qg3 O-O 14. Rad1 Qe7 15. f4 e4 16. Be2 Qd7 17. Qh3 Rad8 18. Bc5 Rfe8 19. g4 Qc8 20. g5 Nd7 21. Be3 Nf8 22. Bg4 Qc7 23. f6 Na5 24. fxg7 Ng6 25. Bd4 Nxf4 26. Qh6 Nc6 27. Bf6 e3 28. Rde1 e2 29. Rf2 Qb6 30. Bf5 Ng6 31. Kg2 Qe3 32. Rf3 Qd2 33. Qxh7+ Kxh7 *", + "Moves": "f3h3 h7g8 h3h8 g6h8 g7h8q", + "MovesSAN": "Rh3+ Kg8 Rh8+ Nxh8 gxh8=Q#", + "Themes": "advancedPawn exposedKing long mate mateIn3 middlegame promotion" + }, + { + "FEN": "6k1/pp3ppp/3r4/P7/3n4/P5Pb/4PP1P/2B1R1KB b - - 0 27", + "PGN": "1. c4 e5 2. Nc3 Bc5 3. Ne4 Be7 4. a3 c6 5. d3 d5 6. cxd5 cxd5 7. Nc3 Nf6 8. g3 O-O 9. Bg2 Be6 10. Nf3 Nc6 11. O-O e4 12. dxe4 dxe4 13. Ng5 Nd5 14. Ngxe4 Nxc3 15. Nxc3 Qc8 16. Re1 Bh3 17. Bh1 Bc5 18. Ne4 Bb6 19. Bf4 Rd8 20. Qc2 Qf5 21. Rac1 Rac8 22. Qa4 Nd4 23. Nd6 Rxc1 24. Bxc1 Qa5 25. Qxa5 Bxa5 26. b4 Rxd6 27. bxa5 *", + "Moves": "d4e2 e1e2 d6d1 e2e1 d1e1", + "MovesSAN": "Nxe2+ Rxe2 Rd1+ Re1 Rxe1#", + "Themes": "clearance endgame fork long mate mateIn3 sacrifice" + }, + { + "FEN": "6k1/3r2pp/4RP2/8/1r6/8/3p2PP/3n1R1K w - - 0 39", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 f5 4. d3 Nf6 5. exf5 d6 6. O-O Bxf5 7. d4 Qe7 8. dxe5 dxe5 9. Nc3 Rd8 10. Qe2 Nd4 11. Nxd4 exd4 12. Qxe7+ Bxe7 13. Nb5 c5 14. Nxa7 Bd7 15. Bb5 O-O 16. Bxd7 Nxd7 17. Nb5 Bf6 18. a4 Nb8 19. Nc7 Rf7 20. Nb5 Na6 21. Bd2 c4 22. Ba5 Rdd7 23. Rad1 d3 24. cxd3 cxd3 25. Bc3 Nc5 26. Bxf6 Rxf6 27. Nc3 Ra6 28. Ra1 Nb3 29. Ra3 Rb6 30. a5 Rb4 31. a6 bxa6 32. Rxa6 Nd4 33. Nd1 Ne2+ 34. Kh1 d2 35. Re6 Nc1 36. f4 Nd3 37. f5 Nxb2 38. f6 Nxd1 *", + "Moves": "f6f7 d7f7 e6e8 f7f8 f1f8", + "MovesSAN": "f7+ Rxf7 Re8+ Rf8 Rfxf8#", + "Themes": "advancedPawn endgame long mate mateIn3" + }, + { + "FEN": "3r4/p5kp/2R5/4Pr2/3q2p1/6Q1/PP4PP/6RK b - - 1 31", + "PGN": "1. d4 e5 2. dxe5 Nc6 3. Nf3 Qe7 4. e3 Nxe5 5. Be2 Nxf3+ 6. Bxf3 Nf6 7. O-O c6 8. c4 d5 9. cxd5 cxd5 10. Nc3 Be6 11. Nxd5 Nxd5 12. Bxd5 Rd8 13. Qa4+ Bd7 14. Qe4 Be6 15. Bxb7 f5 16. Qf3 g5 17. Bc6+ Kf7 18. Ba4 g4 19. Qf4 Kg6 20. f3 Bh6 21. Qg3 Qc5 22. fxg4 fxg4 23. Kh1 Kg7 24. e4 Bxc1 25. Raxc1 Qd4 26. Rc7+ Kg6 27. Bc2 Rhf8 28. e5+ Bf5 29. Rc6+ Kg7 30. Bxf5 Rxf5 31. Rg1 *", + "Moves": "d4g1 h1g1 d8d1 g3e1 d1e1", + "MovesSAN": "Qxg1+ Kxg1 Rd1+ Qe1 Rxe1#", + "Themes": "attraction endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "4rrk1/p1p4p/1p1p2p1/3P1p2/2P2P2/2Q1n1RP/PP3q2/2K3R1 w - - 0 24", + "PGN": "1. d4 Nf6 2. Bf4 d6 3. Nf3 Bf5 4. e3 Nbd7 5. Bd3 Bxd3 6. Qxd3 e6 7. c4 Be7 8. Nc3 b6 9. Ne4 Nxe4 10. Qxe4 f5 11. Qd3 O-O 12. d5 e5 13. Bg3 e4 14. Qc2 exf3 15. gxf3 Bg5 16. Rg1 Bh4 17. Bxh4 Qxh4 18. Qc3 g6 19. O-O-O Qxf2 20. Rg3 Ne5 21. f4 Ng4 22. Rdg1 Rae8 23. h3 Nxe3 *", + "Moves": "g3g6 h7g6 g1g6 g8f7 c3g7", + "MovesSAN": "Rxg6+ hxg6 Rxg6+ Kf7 Qg7#", + "Themes": "kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r4rk1/p2N1ppp/1qp1b3/4PQ2/3p4/3R4/PP3PPP/R5K1 w - - 6 23", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 4. Bxc6+ bxc6 5. O-O Bd7 6. c3 Nf6 7. d4 Nxe4 8. dxe5 d5 9. Re1 Bc5 10. Be3 Bxe3 11. Rxe3 O-O 12. c4 Be6 13. cxd5 cxd5 14. Nbd2 Ng5 15. Nd4 Bd7 16. N2b3 Ne6 17. Qf3 c6 18. Nxe6 Bxe6 19. Nc5 d4 20. Rd3 Bd5 21. Qf5 Qb6 22. Nd7 Be6 *", + "Moves": "d7f6 g7f6 d3g3 g8h8 f5f6", + "MovesSAN": "Nf6+ gxf6 Rg3+ Kh8 Qxf6#", + "Themes": "intermezzo kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "1kr1R3/p2R1ppp/Pp6/nQp3q1/8/2P5/1P4pP/1K6 w - - 0 29", + "PGN": "1. d4 Nf6 2. Nf3 e6 3. Bf4 d5 4. e3 Bd6 5. Bg3 c5 6. c3 Nc6 7. Nbd2 Qc7 8. Bd3 e5 9. dxe5 Nxe5 10. Nxe5 Bxe5 11. Bb5+ Bd7 12. Bxd7+ Nxd7 13. Qg4 O-O-O 14. Bxe5 Qxe5 15. Nf3 Qf6 16. Qa4 Kb8 17. O-O-O Nb6 18. Qb5 Rc8 19. Rhe1 Rhe8 20. a4 Qe6 21. a5 Nc4 22. a6 b6 23. e4 dxe4 24. Rd7 Na5 25. Ng5 Qh6 26. f4 exf3 27. Rxe8 Qxg5+ 28. Kb1 fxg2 *", + "Moves": "b5b6 a7b6 a6a7 b8a8 e8c8", + "MovesSAN": "Qxb6+ axb6 a7+ Ka8 Rxc8#", + "Themes": "advancedPawn deflection endgame long mate mateIn3 queensideAttack sacrifice" + }, + { + "FEN": "7k/p5pp/8/2b4P/5p2/8/1r2r3/3R1K2 w - - 2 41", + "PGN": "1. c3 e6 2. d4 d5 3. e3 Nc6 4. Nd2 e5 5. dxe5 Nxe5 6. f4 Ng4 7. Ngf3 Nxe3 8. Qb3 Be6 9. Bd3 d4 10. Qxb7 Rb8 11. Qc6+ Bd7 12. Qe4+ Be7 13. cxd4 Nxg2+ 14. Kf2 Nf6 15. Qe5 Ng4+ 16. Kxg2 Nxe5 17. dxe5 O-O 18. h4 Bg4 19. Be4 Bxf3+ 20. Nxf3 c5 21. Be3 Qb6 22. Rab1 Qh6 23. Rbg1 f6 24. Kf1 fxe5 25. Bd5+ Kh8 26. Ke2 exf4 27. Bd4 Qa6+ 28. Kd2 cxd4 29. Nxd4 Rxb2+ 30. Nc2 Qd6 31. Rd1 Qxd5+ 32. Kc1 Qxa2 33. Rhe1 Qa1+ 34. Nxa1 Rb7 35. Nc2 Rc8 36. h5 Ba3+ 37. Kd2 Rb2 38. Re2 Rcxc2+ 39. Ke1 Rxe2+ 40. Kf1 Bc5 *", + "Moves": "d1d8 e2e8 d8e8 c5f8 e8f8", + "MovesSAN": "Rd8+ Re8 Rxe8+ Bf8 Rxf8#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "2k5/1p6/p1p5/P1Pq3r/4QKN1/4R1R1/1P6/8 b - - 4 43", + "PGN": "1. e4 d5 2. exd5 Nf6 3. Nc3 Bg4 4. Be2 Bxe2 5. Ngxe2 Nxd5 6. O-O Nc6 7. d4 e6 8. Ne4 Qd7 9. c3 O-O-O 10. a4 f5 11. Nd2 g5 12. a5 a6 13. Nc4 h5 14. Bxg5 Re8 15. Nf4 Be7 16. Bxe7 Rxe7 17. Nd3 Rg7 18. Nde5 Nxe5 19. Nxe5 Qd8 20. c4 Qg5 21. g3 Nf4 22. Ra3 h4 23. Kh1 hxg3 24. fxg3 Nh5 25. Rff3 f4 26. Kg2 fxg3 27. hxg3 Nf4+ 28. Kf2 Rh2+ 29. Kf1 Qh6 30. Qa4 Qh3+ 31. Ke1 Rh1+ 32. Kd2 Qh2+ 33. Ke3 Qe2+ 34. Kxf4 Qd2+ 35. Rae3 Qxd4+ 36. Re4 Qd2+ 37. Ree3 c6 38. c5 Rxg3 39. Rxg3 Rh4+ 40. Ng4 e5+ 41. Kxe5 Qd5+ 42. Kf4 Rh5 43. Qe4 *", + "Moves": "d5f7 g4f6 f7f6 f4g4 h5h4", + "MovesSAN": "Qf7+ Nf6 Qxf6+ Kg4 Rh4#", + "Themes": "endgame killBoxMate long mate mateIn3" + }, + { + "FEN": "1B4k1/5pp1/2p4p/p3p3/2bqP3/6PP/PPQbN1B1/5K2 b - - 2 27", + "PGN": "1. g3 d5 2. Bg2 e6 3. d4 Nf6 4. c4 Be7 5. Nc3 O-O 6. Nf3 dxc4 7. e4 c5 8. O-O cxd4 9. Nxd4 Nc6 10. Nxc6 bxc6 11. Qc2 a5 12. Bg5 Rb8 13. Rfd1 Qc7 14. Rd2 h6 15. Bf4 e5 16. Be3 Be6 17. Rad1 Rfd8 18. Na4 Rxd2 19. Rxd2 Ng4 20. Bc5 Bg5 21. Bd6 Qd7 22. Bxb8 Bxd2 23. h3 Nxf2 24. Kxf2 Qd4+ 25. Kf1 c3 26. Nxc3 Bc4+ 27. Ne2 *", + "Moves": "c4e2 f1e2 d4e3 e2d1 e3e1", + "MovesSAN": "Bxe2+ Kxe2 Qe3+ Kd1 Qe1#", + "Themes": "attraction exposedKing long master mate mateIn3 middlegame" + }, + { + "FEN": "5r1k/pBp3pp/4Q3/8/8/8/Pq3PPP/4R1K1 b - - 2 24", + "PGN": "1. d4 d5 2. c4 Be6 3. cxd5 Bxd5 4. Nc3 Nf6 5. Nxd5 Nxd5 6. e4 Nb4 7. Qa4+ N8c6 8. d5 Nxd5 9. exd5 Qxd5 10. Nf3 e6 11. Be2 Bb4+ 12. Bd2 Bxd2+ 13. Nxd2 O-O 14. Bf3 Qe5+ 15. Ne4 f5 16. O-O fxe4 17. Bxe4 Nd4 18. Rfe1 Rf4 19. Bxb7 Ne2+ 20. Rxe2 Qxe2 21. Qxf4 Rf8 22. Qe3 Qxb2 23. Qxe6+ Kh8 24. Re1 *", + "Moves": "b2f2 g1h1 f2f1 e1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "r1b1qrk1/pp2b3/2p1pn1Q/6N1/3PN3/4P3/PP3PPP/n1BK3R w - - 0 19", + "PGN": "1. c4 c6 2. Nc3 d5 3. e3 Nf6 4. Qb3 e6 5. Nf3 Be7 6. Be2 O-O 7. d4 Nbd7 8. Qc2 dxc4 9. Bxc4 Nb6 10. Bd3 Nbd5 11. Ng5 Nb4 12. Bxh7+ Kh8 13. Qb1 g6 14. Bxg6 fxg6 15. Qxg6 Qe8 16. Qh6+ Kg8 17. Nce4 Nc2+ 18. Kd1 Nxa1 *", + "Moves": "e4f6 f8f6 h6h7 g8f8 h7h8", + "MovesSAN": "Nxf6+ Rxf6 Qh7+ Kf8 Qh8#", + "Themes": "exposedKing fork long mate mateIn3 middlegame" + }, + { + "FEN": "7k/pb3r1p/3R2rP/1p3p2/4p3/1P3nR1/P4K2/8 w - - 0 37", + "PGN": "1. c4 c5 2. Nc3 Nc6 3. e3 g6 4. d4 cxd4 5. exd4 Bg7 6. Nf3 Nf6 7. h4 O-O 8. Bd3 d5 9. Ne5 dxc4 10. Bxc4 Qxd4 11. Qxd4 Nxd4 12. Bd3 Nh5 13. f4 Be6 14. g4 Nf6 15. f5 gxf5 16. gxf5 Nxf5 17. h5 Nd7 18. Nxd7 Bxd7 19. Bf4 e5 20. h6 Bf6 21. Ne4 Bh4+ 22. Bg3 Bxg3+ 23. Nxg3 Nd4 24. Kf2 f5 25. Rh5 e4 26. Bc4+ Kh8 27. Rg5 Rac8 28. b3 b5 29. Bd5 Rc5 30. Bf7 Rxf7 31. Nh5 Nf3 32. Rg3 Rc8 33. Rd1 Bc6 34. Rd6 Bb7 35. Nf4 Rg8 36. Ng6+ Rxg6 *", + "Moves": "d6d8 f7f8 d8f8 g6g8 g3g8", + "MovesSAN": "Rd8+ Rf8 Rxf8+ Rg8 Rgxg8#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "r2r3k/1b4pp/n2Q1b2/1p4q1/8/2N5/PPP3PP/1K1RR3 w - - 7 22", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Be7 8. Qf3 Qc7 9. O-O-O b5 10. e5 Bb7 11. Qh3 dxe5 12. fxe5 Qxe5 13. Bxb5+ axb5 14. Bxf6 Bxf6 15. Nxe6 fxe6 16. Rhe1 Qg5+ 17. Kb1 O-O 18. Qxe6+ Kh8 19. Qd6 Na6 20. Qb6 Rfb8 21. Qd6 Rd8 *", + "Moves": "d6d8 a8d8 d1d8 f6d8 e1e8", + "MovesSAN": "Qxd8+ Rxd8 Rxd8+ Bxd8 Re8#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "3r1k2/pN4p1/4Qnp1/q7/2p3P1/7P/PPP2P2/2K4R b - - 1 25", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd8 4. Nf3 Nf6 5. d4 Bg4 6. Bc4 e6 7. Qe2 Be7 8. Bg5 Nbd7 9. O-O-O c6 10. h3 Bh5 11. g4 Bg6 12. Ne5 b5 13. Nxc6 Qb6 14. Nxe7 bxc4 15. Nxg6 hxg6 16. d5 Rb8 17. Na4 Qa5 18. dxe6 fxe6 19. Qxe6+ Kf8 20. Bxf6 Nxf6 21. Qd6+ Kf7 22. Nc5 Rhd8 23. Qe6+ Kf8 24. Rxd8+ Rxd8 25. Nb7 *", + "Moves": "a5d2 c1b1 d2d1 h1d1 d8d1", + "MovesSAN": "Qd2+ Kb1 Qd1+ Rxd1 Rxd1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "4rr1k/ppQ3pp/8/8/7q/P1P5/1P3PPP/R1B2RK1 b - - 0 18", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nc3 Nc6 4. Bc4 Bc5 5. O-O O-O 6. a3 Nxe4 7. Nxe4 d5 8. Nxc5 dxc4 9. Qe2 f6 10. Qxc4+ Kh8 11. Ne6 Bxe6 12. Qxe6 Nd4 13. Nxd4 Qxd4 14. c3 Qf4 15. d4 Qh4 16. dxe5 fxe5 17. Qxe5 Rae8 18. Qxc7 *", + "Moves": "h4f2 f1f2 e8e1 f2f1 e1f1", + "MovesSAN": "Qxf2+ Rxf2 Re1+ Rf1 Rexf1#", + "Themes": "long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r1b1k2r/5ppp/p1pbp2q/8/4Nn2/2P2Q2/PP3PPP/R1B1RBK1 b kq - 7 15", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Bd3 a6 6. O-O e6 7. Re1 Be7 8. c3 Nc6 9. Nxc6 bxc6 10. e5 Nd5 11. exd6 Bxd6 12. Nd2 Nf4 13. Bf1 Qg5 14. Qf3 Qh6 15. Ne4 *", + "Moves": "f4e2 f1e2 h6h2 g1f1 h2h1", + "MovesSAN": "Ne2+ Bxe2 Qxh2+ Kf1 Qh1#", + "Themes": "kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "3R4/p4pk1/1p3q1p/7B/5p2/7b/2P2P2/4Q1K1 b - - 0 38", + "PGN": "1. e4 e5 2. Nc3 Nc6 3. Bb5 Nd4 4. Bc4 Nf6 5. d3 Bb4 6. Bg5 h6 7. Bh4 g5 8. Bg3 d5 9. exd5 Nxd5 10. Qd2 Bxc3 11. bxc3 Nc6 12. Nf3 Nf4 13. Bxf4 exf4 14. O-O O-O 15. Rfe1 Qf6 16. d4 Bg4 17. Qd3 Bf5 18. Qd2 Rae8 19. Rab1 Na5 20. Bd3 Bg4 21. Ne5 Be6 22. Rb5 b6 23. Be4 Bxa2 24. Bf3 Nc4 25. Nxc4 Bxc4 26. Rbe5 Rxe5 27. Rxe5 c5 28. Bg4 Rd8 29. Qe1 Kg7 30. h4 cxd4 31. Rf5 Qd6 32. cxd4 Qxd4 33. Bh5 Be6 34. Rb5 gxh4 35. Rb1 h3 36. gxh3 Bxh3 37. Rd1 Qf6 38. Rxd8 *", + "Moves": "f6g5 h5g4 g5g4 g1h2 g4g2", + "MovesSAN": "Qg5+ Bg4 Qxg4+ Kh2 Qg2#", + "Themes": "endgame fork long mate mateIn3" + }, + { + "FEN": "6rk/1p3p1p/2p2PpQ/p7/4r3/b4R2/1qp1N1PP/2R4K w - - 0 28", + "PGN": "1. e4 e5 2. Bc4 Nc6 3. Ne2 Bc5 4. Nbc3 d6 5. d3 Nf6 6. O-O O-O 7. Be3 Nd4 8. Bxd4 exd4 9. Nd5 c6 10. Nxf6+ Qxf6 11. a3 a5 12. Ba2 Be6 13. f4 Bxa2 14. Rxa2 Rae8 15. Ra1 Re7 16. Ng3 g6 17. f5 Qe5 18. Qg4 Ree8 19. Rf3 d5 20. Raf1 dxe4 21. dxe4 d3+ 22. Kh1 dxc2 23. f6 Kh8 24. Qh4 Qxb2 25. Qh6 Rg8 26. Rc1 Bxa3 27. Ne2 Rxe4 *", + "Moves": "h6h7 h8h7 f3h3 e4h4 h3h4", + "MovesSAN": "Qxh7+ Kxh7 Rh3+ Rh4 Rxh4#", + "Themes": "attraction kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "2r1k3/pp3p1Q/2r2P2/3pP2P/3q4/3B4/2P4R/3K4 w - - 5 31", + "PGN": "1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. f4 c5 6. Nf3 Nc6 7. Be3 cxd4 8. Nxd4 Bc5 9. Qd2 Nxd4 10. Bxd4 Bxd4 11. Qxd4 Qb6 12. Qd2 O-O 13. O-O-O Nc5 14. g4 Bd7 15. h4 Rac8 16. h5 Na4 17. Nxa4 Bxa4 18. Bd3 Rc7 19. f5 exf5 20. gxf5 Rfc8 21. b3 Bxb3 22. axb3 Qxb3 23. Rh2 Rc6 24. Rg1 Qa2 25. Rxg7+ Kxg7 26. f6+ Kf8 27. Qh6+ Ke8 28. Qxh7 Qa1+ 29. Kd2 Qc3+ 30. Kd1 Qd4 *", + "Moves": "h7g8 e8d7 g8f7 d7d8 f7e7", + "MovesSAN": "Qg8+ Kd7 Qxf7+ Kd8 Qe7#", + "Themes": "deflection endgame long mate mateIn3" + }, + { + "FEN": "3r2k1/p4pp1/1p5p/8/8/P3Q3/1P3PPP/1qR3K1 b - - 3 30", + "PGN": "1. e3 e5 2. c4 Nf6 3. a3 Nc6 4. Nc3 d5 5. cxd5 Nxd5 6. Nxd5 Qxd5 7. d4 exd4 8. Nf3 Bg4 9. Be2 Bxf3 10. Bxf3 Qd7 11. Bxc6 Qxc6 12. O-O dxe3 13. Bxe3 Be7 14. Rc1 Qf6 15. Bd4 Qg6 16. Rxc7 b6 17. Rc3 O-O 18. Rg3 Qh6 19. Be3 Qf6 20. Bd4 Qh6 21. Rh3 Qg6 22. Bc3 Rad8 23. Qe2 Bf6 24. Bxf6 Qxf6 25. Rf3 Qg6 26. Rc1 Rfe8 27. Re3 Rxe3 28. Qxe3 h6 29. Rc7 Qb1+ 30. Rc1 *", + "Moves": "d8d1 c1d1 b1d1 e3e1 d1e1", + "MovesSAN": "Rd1+ Rxd1 Qxd1+ Qe1 Qxe1#", + "Themes": "endgame long mate mateIn3 xRayAttack" + }, + { + "FEN": "1R6/1P6/4p3/6p1/5kPp/7P/4r3/7K b - - 0 49", + "PGN": "1. d4 Nf6 2. Nf3 d5 3. Bf4 e6 4. e3 c5 5. c3 cxd4 6. exd4 Qb6 7. Qb3 Qxb3 8. axb3 a6 9. Bd3 h6 10. O-O Kd7 11. Re1 Bd6 12. Be5 Bxe5 13. Nxe5+ Ke7 14. Nd2 Nbd7 15. Ndf3 Nxe5 16. Nxe5 Nd7 17. f4 Nxe5 18. fxe5 Bd7 19. Rf1 Rac8 20. Rf2 Rhf8 21. Raf1 Bb5 22. Bxb5 axb5 23. Rc2 Ra8 24. g3 Ra2 25. Rff2 Rfa8 26. c4 bxc4 27. bxc4 dxc4 28. Rxc4 b5 29. Rb4 Ra1+ 30. Kg2 Rd1 31. Rxb5 Rxd4 32. Rb7+ Rd7 33. Rxf7+ Kxf7 34. Rxd7+ Kf8 35. Rb7 Ra2 36. Kf3 g5 37. h3 h5 38. Rb3 Kf7 39. Ke4 Ra4+ 40. Kf3 Kg6 41. g4 Rf4+ 42. Kg3 h4+ 43. Kg2 Re4 44. Rb8 Rxe5 45. b4 Re2+ 46. Kh1 Kf6 47. b5 Ke5 48. b6 Kf4 49. b7 *", + "Moves": "f4g3 b8f8 e2e1 f8f1 e1f1", + "MovesSAN": "Kg3 Rf8 Re1+ Rf1 Rxf1#", + "Themes": "endgame exposedKing long mate mateIn3 rookEndgame" + }, + { + "FEN": "2r3k1/1Q3rpp/p7/1p4P1/3p1P2/P7/KP4BP/3q4 w - - 0 23", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Be7 8. Qf3 Qc7 9. g4 Nbd7 10. O-O-O b5 11. a3 Bb7 12. Kb1 Rc8 13. Bxf6 Nxf6 14. g5 Nxe4 15. Nxe4 e5 16. Bg2 exd4 17. Nxd6+ Bxd6 18. Rhe1+ Be7 19. Qxb7 O-O 20. Rxe7 Qxc2+ 21. Ka2 Qxd1 22. Rxf7 Rxf7 *", + "Moves": "b7c8 f7f8 g2d5 g8h8 c8f8", + "MovesSAN": "Qxc8+ Rf8 Bd5+ Kh8 Qxf8#", + "Themes": "deflection endgame hangingPiece long mate mateIn3 pin" + }, + { + "FEN": "8/8/8/3R4/6n1/2P2kP1/PP1Br3/6K1 b - - 0 46", + "PGN": "1. d4 e6 2. e4 d6 3. f4 h6 4. Nf3 a6 5. Bd3 g6 6. O-O Bg7 7. c3 Qe7 8. Nbd2 Nd7 9. f5 gxf5 10. exf5 e5 11. Re1 f6 12. Nh4 Qf7 13. Ng6 Rh7 14. Qf3 Ne7 15. Bc4 d5 16. dxe5 fxe5 17. Bb3 c6 18. Qh3 Qxf5 19. Qxf5 Nxf5 20. Nf3 Bf6 21. Ngxe5 Nxe5 22. Bf4 Re7 23. Nxe5 Bxe5 24. Bxe5 Kf7 25. Rad1 Bd7 26. g3 h5 27. Bf4 Rxe1+ 28. Rxe1 b5 29. Bc2 Ng7 30. Bg5 Be6 31. Bh6 Ne8 32. Bg6+ Kxg6 33. Rxe6+ Kf5 34. Rxc6 Nf6 35. Bf4 h4 36. Kg2 hxg3 37. hxg3 Re8 38. Kf1 Ng4 39. Rxa6 Ke4 40. Rb6 Kf3 41. Rxb5 Nh2+ 42. Kg1 Ng4 43. Kf1 Nh2+ 44. Kg1 Ng4 45. Bd2 Re2 46. Rxd5 *", + "Moves": "e2g2 g1f1 g4h2 f1e1 g2g1", + "MovesSAN": "Rg2+ Kf1 Nh2+ Ke1 Rg1#", + "Themes": "endgame exposedKing long mate mateIn3" + }, + { + "FEN": "5r2/1pQ4p/6pk/1N1PQ3/1P2B2q/4n2P/5rP1/1R4K1 b - - 2 29", + "PGN": "1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Nf3 e5 7. O-O Bg4 8. d5 a5 9. Be3 Na6 10. Qc2 Nd7 11. a3 Ndc5 12. b3 f5 13. h3 Bxf3 14. Bxf3 Qh4 15. Rab1 Bh6 16. Bxc5 Nxc5 17. b4 axb4 18. axb4 fxe4 19. Bxe4 Nd7 20. Nb5 Nf6 21. Rfe1 Rf7 22. c5 Raf8 23. cxd6 Ng4 24. dxc7 Rxf2 25. c8=Q Be3 26. Rxe3 Nxe3 27. Qe6+ Kg7 28. Qxe5+ Kh6 29. Qcc7 *", + "Moves": "f2f1 b1f1 f8f1 g1h2 e3g4", + "MovesSAN": "Rf1+ Rxf1 Rxf1+ Kh2 Ng4#", + "Themes": "long mate mateIn3 middlegame pin" + }, + { + "FEN": "rnb1k2r/pp2bppp/7n/3N4/5B1q/8/PPP1Q2P/2KR1B2 w kq - 8 16", + "PGN": "1. e4 e5 2. f4 d5 3. exd5 exf4 4. d4 Qh4+ 5. g3 fxg3 6. Nf3 g2+ 7. Nxh4 gxh1=Q 8. Qe2+ Be7 9. Bf4 Qxd5 10. Nc3 Qxd4 11. Bxc7 Qxh4+ 12. Bg3 Qf6 13. O-O-O Nh6 14. Nd5 Qg5+ 15. Bf4 Qh4 *", + "Moves": "d5c7 e8f8 d1d8 e7d8 e2e8", + "MovesSAN": "Nc7+ Kf8 Rd8+ Bxd8 Qe8#", + "Themes": "fork long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "6k1/pp4p1/2p5/5r2/4Q3/8/PPq2PPP/4R1K1 b - - 0 24", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. d4 d6 4. dxe5 Nxe4 5. Bd3 Nc5 6. exd6 Bxd6 7. O-O O-O 8. Bg5 Qd7 9. Nc3 c6 10. Re1 Qg4 11. Be3 Qh5 12. Bxh7+ Qxh7 13. Qxd6 Ne6 14. Bc5 Na6 15. Ng5 Qxc2 16. Nxe6 Bxe6 17. Rxe6 fxe6 18. Qxe6+ Kh8 19. Bxf8 Rxf8 20. Ne4 Nc5 21. Qe7 Rf5 22. Qh4+ Kg8 23. Re1 Nxe4 24. Qxe4 *", + "Moves": "c2f2 g1h1 f2f1 e1f1 f5f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "Q5R1/p5pk/bp2r2p/6q1/3P4/N1P5/PP4PP/R5K1 b - - 0 26", + "PGN": "1. d4 d5 2. Bf4 e6 3. e3 Nf6 4. Nf3 Bd6 5. Ne5 O-O 6. Bd3 Re8 7. c3 h6 8. O-O b6 9. Bc2 c5 10. Qd3 Ne4 11. f3 cxd4 12. fxe4 dxe4 13. Qxe4 f5 14. Qxa8 Bxe5 15. Bxe5 Nd7 16. Bxd4 e5 17. Qd5+ Kh8 18. Bxf5 exd4 19. exd4 Qg5 20. Qf3 Nf6 21. Na3 Ba6 22. Rf2 Re3 23. Qa8+ Ng8 24. Be6 Rxe6 25. Rf8 Kh7 26. Rxg8 *", + "Moves": "g5e3 g1h1 e3e1 a1e1 e6e1", + "MovesSAN": "Qe3+ Kh1 Qe1+ Rxe1 Rxe1#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r4rk1/pp1n1p2/2p3p1/3p3q/3P4/2P5/P1P4Q/1K2R2R w - - 2 24", + "PGN": "1. e4 e6 2. Nc3 d5 3. exd5 exd5 4. d4 Nf6 5. Bg5 c6 6. Nf3 Bg4 7. h3 Bh5 8. g4 Bg6 9. Bd3 Bxd3 10. Qxd3 Be7 11. O-O-O O-O 12. h4 Nxg4 13. Bxe7 Qxe7 14. Rde1 Qf6 15. Rhg1 Qf4+ 16. Kb1 Nxf2 17. Qf1 Ne4 18. Qg2 g6 19. h5 Qxf3 20. Qh2 Nxc3+ 21. bxc3 Nd7 22. hxg6 hxg6 23. Rh1 Qh5 *", + "Moves": "h2h5 g6h5 e1g1 g8h8 h1h5", + "MovesSAN": "Qxh5 gxh5 Reg1+ Kh8 Rxh5#", + "Themes": "intermezzo long mate mateIn3 middlegame" + }, + { + "FEN": "r1r3k1/2R2ppp/p2p4/1p2pb2/7Q/P2q1P2/1P4PP/2R4K w - - 2 31", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f3 e6 7. Be3 Be7 8. Qd2 O-O 9. Bd3 b5 10. a3 Qc7 11. O-O Bb7 12. Rfd1 Nbd7 13. Qf2 Rfe8 14. Nb3 Ne5 15. Bb6 Nxd3 16. cxd3 Qd7 17. Na5 Bc8 18. Rac1 e5 19. Qe2 Bd8 20. Bxd8 Qxd8 21. Nc6 Qb6+ 22. Kh1 Qxc6 23. Nd5 Qd7 24. Rc7 Qe6 25. Rdc1 Nxd5 26. exd5 Qxd5 27. Qe3 Bf5 28. Qb6 Reb8 29. Qf2 Qxd3 30. Qh4 Rc8 *", + "Moves": "c7c8 a8c8 c1c8 f5c8 h4d8", + "MovesSAN": "Rxc8+ Rxc8 Rxc8+ Bxc8 Qd8#", + "Themes": "backRankMate long mate mateIn3 middlegame" + }, + { + "FEN": "6k1/1b2bp2/4pn1Q/3p2N1/2rP4/2q3N1/5PPP/5RK1 w - - 0 23", + "PGN": "1. e4 c6 2. Nf3 d5 3. exd5 cxd5 4. d4 Nf6 5. Be2 Nc6 6. Nbd2 e6 7. Nf1 Be7 8. Ng3 O-O 9. c3 a6 10. Bd3 b5 11. a4 Bb7 12. axb5 axb5 13. Rxa8 Qxa8 14. Bxb5 Rc8 15. Bg5 h6 16. Be3 Na5 17. O-O Nc4 18. Bxc4 Rxc4 19. Qd2 Qa2 20. Bxh6 gxh6 21. Qxh6 Qxb2 22. Ng5 Qxc3 *", + "Moves": "g3h5 f6h5 h6h7 g8f8 h7f7", + "MovesSAN": "Nh5 Nxh5 Qh7+ Kf8 Qxf7#", + "Themes": "fork long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "8/4b3/7p/4P1kB/1p4P1/5p2/1B2bK2/8 w - - 4 42", + "PGN": "1. d4 d5 2. Nf3 Nf6 3. c4 e6 4. Nc3 Be7 5. e3 Ne4 6. Qc2 Nxc3 7. bxc3 c5 8. Be2 Nc6 9. O-O cxd4 10. cxd4 dxc4 11. Bxc4 O-O 12. a3 h6 13. Bb2 Qb6 14. Rab1 Qc7 15. Rfc1 Bd7 16. Qe4 Rac8 17. Bd3 f5 18. Qf4 Qxf4 19. exf4 Bf6 20. Ne5 Nxe5 21. fxe5 Be7 22. Bc4 Kh8 23. h3 a6 24. Ba2 Rxc1+ 25. Rxc1 Rc8 26. Rxc8+ Bxc8 27. d5 exd5 28. Bxd5 b5 29. f4 Kh7 30. Kf2 g5 31. g3 Kg6 32. Kf3 a5 33. g4 b4 34. axb4 axb4 35. Bc6 fxg4+ 36. hxg4 gxf4 37. Be8+ Kg5 38. Bh5 Bb7+ 39. Ke2 f3+ 40. Kf1 Ba6+ 41. Kf2 Be2 *", + "Moves": "f2g3 e7c5 b2c1 c5e3 c1e3", + "MovesSAN": "Kg3 Bc5 Bc1+ Be3 Bxe3#", + "Themes": "bishopEndgame endgame long mate mateIn3" + }, + { + "FEN": "2r3k1/pb2rppp/4p3/2R5/3p1PnP/6P1/P2K2B1/2R5 w - - 0 31", + "PGN": "1. e4 d6 2. d4 Nf6 3. Nc3 c6 4. Nf3 Qa5 5. Bd2 Qb6 6. g3 Qxb2 7. Na4 Qa3 8. c4 d5 9. e5 Ne4 10. Bg2 Nxd2 11. Nxd2 Qd3 12. Nc5 Qxd4 13. Ncb3 Qxe5+ 14. Qe2 Qxe2+ 15. Kxe2 e6 16. cxd5 cxd5 17. Nc5 b6 18. Nd3 Ba6 19. Ke3 Bc5+ 20. Nxc5 bxc5 21. Nb3 Nd7 22. Rhc1 Rc8 23. Na5 O-O 24. h4 d4+ 25. Kd2 Ne5 26. f4 Ng4 27. Nc6 Rc7 28. Rxc5 Rfc8 29. Rac1 Bb7 30. Ne7+ Rxe7 *", + "Moves": "c5c8 b7c8 c1c8 e7e8 c8e8", + "MovesSAN": "Rxc8+ Bxc8 Rxc8+ Re8 Rxe8#", + "Themes": "backRankMate long mate mateIn3 middlegame" + }, + { + "FEN": "2r3Bk/p1q4p/1p1p1p1P/8/5P2/6Q1/PPP5/1K2R3 b - - 0 26", + "PGN": "1. e4 e5 2. Nf3 d6 3. d4 Nc6 4. d5 Nd4 5. Nxd4 exd4 6. Qxd4 Nf6 7. Nc3 Be7 8. Be3 O-O 9. h4 Ng4 10. h5 Bf6 11. Qd2 Nxe3 12. Qxe3 b6 13. O-O-O Bb7 14. Kb1 c6 15. dxc6 Bxc6 16. g4 Qe7 17. f4 Bxc3 18. Qxc3 Bxe4 19. g5 Bxh1 20. h6 gxh6 21. gxh6 f6 22. Bc4+ Kh8 23. Rxh1 Rac8 24. Re1 Qc7 25. Qg3 Rg8 26. Bxg8 *", + "Moves": "c7c2 b1a1 c2c1 e1c1 c8c1", + "MovesSAN": "Qxc2+ Ka1 Qc1+ Rxc1 Rxc1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "1r1q1k2/7Q/3p4/2nP1pp1/2p5/2P5/2P1B1PP/6K1 w - - 0 26", + "PGN": "1. e4 d6 2. d4 g6 3. f4 Bg7 4. Nf3 Nf6 5. Nc3 O-O 6. Bd3 Nbd7 7. O-O c5 8. d5 a6 9. Qe1 Rb8 10. Qh4 b5 11. a3 c4 12. Be2 Nc5 13. f5 a5 14. fxg6 fxg6 15. Bh6 b4 16. Bxg7 Kxg7 17. axb4 axb4 18. e5 bxc3 19. exf6+ exf6 20. bxc3 Bf5 21. Ra7+ Rf7 22. Rxf7+ Kxf7 23. Qxh7+ Kf8 24. Ng5 fxg5 25. Rxf5+ gxf5 *", + "Moves": "h7h8 f8e7 h8g7 e7e8 e2h5", + "MovesSAN": "Qh8+ Ke7 Qg7+ Ke8 Bh5#", + "Themes": "endgame exposedKing long mate mateIn3" + }, + { + "FEN": "7k/pb4pB/1p2p1Qp/4P1P1/8/2P5/P2q1r2/1K4R1 w - - 5 29", + "PGN": "1. d4 e6 2. h3 d5 3. Nf3 c5 4. Bf4 Nc6 5. e3 Nf6 6. c3 cxd4 7. exd4 Bd6 8. Ne5 O-O 9. Nd2 Na5 10. Qc2 b6 11. Bd3 h6 12. O-O-O Bb7 13. Rdg1 Bxe5 14. Bxe5 Nd7 15. f4 Nxe5 16. fxe5 Rc8 17. g4 Nc4 18. h4 f6 19. Nf3 fxe5 20. Nxe5 Nxe5 21. dxe5 d4 22. Rh3 dxc3 23. Bh7+ Kh8 24. Rxc3 Rxc3 25. bxc3 Qxh4 26. g5 Rf2 27. Qg6 Qf4+ 28. Kb1 Qd2 *", + "Moves": "g6e8 f2f8 e8f8 h8h7 g5g6", + "MovesSAN": "Qe8+ Rf8 Qxf8+ Kxh7 g6#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "7k/5rpp/1q1P4/4p3/2Q5/1p2P3/4KPPP/7r w - - 0 31", + "PGN": "1. d4 d5 2. c4 e6 3. Nc3 Be7 4. Nf3 Nf6 5. Bf4 O-O 6. e3 c5 7. dxc5 Bxc5 8. a3 Nc6 9. b4 Nxb4 10. axb4 Bxb4 11. Be5 Ne4 12. Qc2 f6 13. Ra4 Qe7 14. Qb3 a5 15. Bd4 e5 16. cxd5 Nc5 17. Bxc5 Qxc5 18. Bc4 b5 19. Rxb4 axb4 20. Nxb5 Ra1+ 21. Ke2 Rxh1 22. d6+ Kh8 23. Nd2 Ba6 24. Ne4 Qb6 25. Nc7 Bxc4+ 26. Qxc4 b3 27. Ne6 Rg8 28. N4g5 fxg5 29. Nxg5 Rf8 30. Nf7+ Rxf7 *", + "Moves": "c4c8 b6d8 c8d8 f7f8 d8f8", + "MovesSAN": "Qc8+ Qd8 Qxd8+ Rf8 Qxf8#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "3r4/5R1p/p4p1k/2p5/2p2P2/6R1/Pr6/5K2 w - - 2 37", + "PGN": "1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nf3 e6 6. Bd3 Nc6 7. O-O Qb6 8. c5 Qc7 9. Nc3 b6 10. Nb5 Qd7 11. Bg5 Be7 12. Bxf6 Bxf6 13. Nd6+ Kf8 14. Rc1 Nxd4 15. Nxd4 Bxd4 16. Bb5 Qe7 17. Nxc8 Rxc8 18. Qxd4 bxc5 19. Qe5 f6 20. Qe2 Kf7 21. Rfe1 e5 22. f4 e4 23. Qd2 Qd6 24. Rxe4 a6 25. Bc4 Rhd8 26. Rce1 dxc4 27. Qxd6 Rxd6 28. Re7+ Kg6 29. R1e3 Rd1+ 30. Kf2 Rd2+ 31. Ke1 Rxg2 32. Kf1 Rxh2 33. Rg3+ Kh6 34. Rgxg7 Rh8 35. Ref7 Rxb2 36. Rg3 Rd8 *", + "Moves": "f7f6 h6h5 g3g5 h5h4 f6h6", + "MovesSAN": "Rxf6+ Kh5 Rg5+ Kh4 Rh6#", + "Themes": "endgame exposedKing long mate mateIn3 rookEndgame" + }, + { + "FEN": "8/pQ3pkp/Pp3b2/2p1pq2/5R2/2NP4/1PP2pPP/R1BK4 b - - 1 30", + "PGN": "1. e4 c5 2. Bc4 d6 3. Qf3 Nf6 4. a4 g6 5. a5 Bg7 6. a6 b6 7. e5 d5 8. exf6 Bxf6 9. Qxd5 O-O 10. Qxa8 Qc7 11. Qd5 Be6 12. Qd3 Rd8 13. Qb3 Bxc4 14. Qxc4 Nc6 15. Ne2 Nd4 16. Nxd4 Rxd4 17. Qb5 Re4+ 18. Kd1 Qe5 19. Nc3 Rb4 20. Qe2 Qf5 21. Qf3 Rf4 22. Qa8+ Kg7 23. f3 g5 24. d3 Rb4 25. Qd5 e5 26. Re1 Rd4 27. Qb7 g4 28. Re4 gxf3 29. Rxd4 f2 30. Rf4 *", + "Moves": "f2f1q f4f1 f5f1 d1d2 f6g5", + "MovesSAN": "f1=Q+ Rxf1 Qxf1+ Kd2 Bg5#", + "Themes": "advancedPawn long mate mateIn3 middlegame promotion xRayAttack" + }, + { + "FEN": "5rk1/pp3ppp/2p3b1/2Q1N3/5q2/1P5P/r4PP1/4R1K1 w - - 0 23", + "PGN": "1. d4 d5 2. Nf3 Nf6 3. e3 c6 4. Bd3 Bg4 5. O-O Nbd7 6. Nbd2 Qc7 7. Re1 e5 8. dxe5 Nxe5 9. e4 Be7 10. exd5 Nxd3 11. cxd3 Nxd5 12. h3 Bh5 13. b3 O-O 14. Bb2 Rad8 15. Rc1 Nf4 16. Be5 Bd6 17. Bxf4 Bxf4 18. Rc4 Rxd3 19. Qc2 Bg6 20. Rxf4 Qxf4 21. Ne5 Rxd2 22. Qc5 Rxa2 *", + "Moves": "c5f8 g8f8 e5d7 f8g8 e1e8", + "MovesSAN": "Qxf8+ Kxf8 Nd7+ Kg8 Re8#", + "Themes": "attraction backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r5r1/pp6/3p1P2/3Q4/5k1n/3B1P2/PPP5/1K4R1 b - - 0 36", + "PGN": "1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Bg5 Bg7 5. f4 Bg4 6. Nf3 O-O 7. Be2 h6 8. Bxf6 exf6 9. h3 Bxf3 10. gxf3 Nc6 11. d5 Ne7 12. Qd2 f5 13. O-O-O Re8 14. h4 h5 15. Bd3 Qd7 16. Rhg1 Kh7 17. Qg2 Bh6 18. Ne2 Qa4 19. Kb1 c6 20. Ng3 Rg8 21. Nxh5 gxh5 22. Qh3 fxe4 23. Bxe4+ Ng6 24. f5 Nf4 25. f6+ Kh8 26. Qf5 Ng6 27. Qxh5 Kh7 28. Qf5 cxd5 29. Bd3 Qxh4 30. Rh1 Qg3 31. Rxh6+ Kxh6 32. Rh1+ Nh4 33. Qh7+ Kg5 34. Qxf7 Kf4 35. Qxd5 Qg1+ 36. Rxg1 *", + "Moves": "g8g1 d3f1 g1f1 d5d1 f1d1", + "MovesSAN": "Rxg1+ Bf1 Rxf1+ Qd1 Rxd1#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "2rr3k/5Qp1/pp5p/3Bp3/3PP3/3R1P2/PP4qP/1K1R4 b - - 0 23", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nxd4 5. Qxd4 e6 6. Nc3 b6 7. Be3 Bb7 8. O-O-O Nf6 9. Bg5 Bc5 10. Qd2 O-O 11. Bxf6 Qxf6 12. Qxd7 Rab8 13. f3 h6 14. Bc4 Rfd8 15. Qc7 Bd4 16. Rd3 a6 17. Rhd1 e5 18. Nd5 Qg5+ 19. Kb1 Bxd5 20. Bxd5 Rbc8 21. Qxf7+ Kh8 22. c3 Qxg2 23. cxd4 *", + "Moves": "g2c2 b1a1 c2c1 d1c1 c8c1", + "MovesSAN": "Qc2+ Ka1 Qc1+ Rxc1 Rxc1#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r1bqr3/bpp2B1k/p1np2Np/7n/P3P3/2N3QP/1P3PP1/R2R2K1 w - - 1 19", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 h6 4. c3 Nf6 5. Qe2 Bc5 6. O-O d6 7. a4 a6 8. Rd1 O-O 9. d4 exd4 10. cxd4 Ba7 11. h3 Re8 12. Nc3 Re7 13. Nh4 Nxd4 14. Qd3 Nc6 15. Bxh6 gxh6 16. Ng6 Re8 17. Qg3 Kh7 18. Bxf7 Nh5 *", + "Moves": "g6f8 e8f8 g3g6 h7h8 g6h6", + "MovesSAN": "Nf8+ Rxf8 Qg6+ Kh8 Qxh6#", + "Themes": "clearance deflection fork long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "5B1k/pQ3p1p/6p1/8/4B3/8/1q1r1RPP/6K1 b - - 0 27", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 Nd4 4. Nxd4 exd4 5. c3 dxc3 6. bxc3 Nf6 7. Qf3 Bc5 8. d4 Bb6 9. O-O O-O 10. Bg5 c6 11. Ba4 d6 12. e5 dxe5 13. dxe5 Bg4 14. Qf4 Nd5 15. Qxg4 Qe8 16. c4 Qxe5 17. cxd5 Qxa1 18. Nd2 Qxa2 19. Bh6 Qb2 20. dxc6 bxc6 21. Bxc6 Rac8 22. Be4 Kh8 23. Qf5 g6 24. Qd5 Rcd8 25. Qb7 Rxd2 26. Bxf8 Bxf2+ 27. Rxf2 *", + "Moves": "d2d1 f2f1 b2d4 g1h1 d1f1", + "MovesSAN": "Rd1+ Rf1 Qd4+ Kh1 Rxf1#", + "Themes": "backRankMate deflection endgame long mate mateIn3 pin" + }, + { + "FEN": "r1k1q3/1p1n2pp/p4b2/2p5/5P2/5Q2/PPPP2PP/RNB3K1 b - - 1 16", + "PGN": "1. e4 e6 2. f4 d5 3. exd5 exd5 4. Nf3 c5 5. Bb5+ Bd7 6. Qe2+ Be7 7. O-O a6 8. Bxd7+ Kxd7 9. Re1 Kc8 10. Ne5 Nh6 11. Nxf7 Nxf7 12. Qe6+ Nd7 13. Qxf7 Re8 14. Qxd5 Bf6 15. Rxe8 Qxe8 16. Qf3 *", + "Moves": "e8e1 f3f1 f6d4 g1h1 e1f1", + "MovesSAN": "Qe1+ Qf1 Bd4+ Kh1 Qxf1#", + "Themes": "deflection fork long mate mateIn3 middlegame" + }, + { + "FEN": "r2qk2r/3n1p1p/p2b2P1/1p2pb2/8/1BN5/PP3PP1/R1B1K2R w KQkq - 0 19", + "PGN": "1. e4 Nf6 2. e5 Nd5 3. c4 Nb6 4. d4 d6 5. Nf3 Nc6 6. d5 Nxe5 7. Nxe5 dxe5 8. Nc3 g6 9. h4 Bg7 10. h5 Bf5 11. c5 Nd7 12. Bb5 a6 13. Ba4 b5 14. cxb6 cxb6 15. d6 exd6 16. Qxd6 b5 17. Bb3 Bf8 18. hxg6 Bxd6 *", + "Moves": "b3f7 e8e7 c3d5 e7f8 c1h6", + "MovesSAN": "Bxf7+ Ke7 Nd5+ Kf8 Bh6#", + "Themes": "attackingF2F7 long mate mateIn3 middlegame" + }, + { + "FEN": "5rk1/2p2qpp/2p5/2Nnp3/1PQ5/2NP4/5PPP/R5K1 b - - 0 24", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 f6 4. Bxc6 bxc6 5. d3 Bc5 6. Be3 Bb4+ 7. Bd2 a5 8. Bxb4 axb4 9. Nbd2 Ba6 10. Nb3 d6 11. O-O Ne7 12. a3 bxa3 13. Rxa3 d5 14. Qa1 d4 15. Rxa6 Rxa6 16. Qxa6 O-O 17. Nc5 Qd6 18. b4 f5 19. Nd2 fxe4 20. Ndxe4 Qg6 21. Ra1 Nd5 22. Qc4 Qf7 23. c3 dxc3 24. Nxc3 *", + "Moves": "f7f2 g1h1 f2f1 a1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "1rb2r1k/p2pN1pp/1p1b2p1/8/2B5/1P6/P1PP1P2/R2KR3 w - - 2 20", + "PGN": "1. e4 e5 2. b3 Nf6 3. Bb2 Nxe4 4. Qe2 Nf6 5. Bxe5 Qe7 6. Bxc7 Qxe2+ 7. Bxe2 Nd5 8. Bxb8 Rxb8 9. Nf3 Nf4 10. Nc3 Nxg2+ 11. Kd1 Nf4 12. Bc4 Bb4 13. Re1+ Ne6 14. Nd5 Bd6 15. Ng5 O-O 16. h4 Nxg5 17. hxg5 b6 18. g6 fxg6 19. Ne7+ Kh8 *", + "Moves": "e7g6 h7g6 e1h1 d6h2 h1h2", + "MovesSAN": "Nxg6+ hxg6 Rh1+ Bh2 Rxh2#", + "Themes": "kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "7k/5K2/p1b1P1P1/2p5/1p6/8/PP6/3q4 w - - 0 46", + "PGN": "1. e4 e5 2. Nc3 c6 3. f4 exf4 4. Nf3 d6 5. d4 Be7 6. Bc4 Bg4 7. O-O Nf6 8. h3 Bh5 9. Bxf4 O-O 10. d5 c5 11. Nb5 a6 12. Nc3 b5 13. Be2 Nbd7 14. Ng5 Bg6 15. Bg4 h6 16. Ne6 fxe6 17. Bxe6+ Kh8 18. Qd2 Nxe4 19. Nxe4 Bxe4 20. Bxh6 Bf6 21. Rf4 Bh7 22. Raf1 Ne5 23. Bg5 Qe7 24. Bxf6 gxf6 25. Qf2 Ng6 26. Rxf6 Rxf6 27. Qxf6+ Qxf6 28. Rxf6 Rf8 29. Rxf8+ Nxf8 30. Kf2 Bxc2 31. Ke3 Nxe6 32. dxe6 Bg6 33. Kf4 Be8 34. Kg5 d5 35. Kf6 Kg8 36. g4 d4 37. Ke7 Bg6 38. h4 b4 39. h5 Be4 40. g5 Bc6 41. h6 d3 42. g6 d2 43. h7+ Kg7 44. h8=Q+ Kxh8 45. Kf7 d1=Q *", + "Moves": "g6g7 h8h7 g7g8q h7h6 g8g6", + "MovesSAN": "g7+ Kh7 g8=Q+ Kh6 Qg6#", + "Themes": "advancedPawn endgame exposedKing long mate mateIn3 promotion" + }, + { + "FEN": "5r1r/pk4b1/2nQ4/8/7p/N6R/q5PP/2R2BK1 b - - 0 31", + "PGN": "1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f4 c6 6. Nf3 Bg4 7. Be2 Qc7 8. O-O h5 9. Be3 h4 10. Rc1 Qd7 11. e5 Nh5 12. Ng5 f6 13. e6 Bxe6 14. Nxe6 Qxe6 15. Rf3 Nd7 16. d5 Qf7 17. Qc2 f5 18. Rh3 Bf6 19. dxc6 bxc6 20. b4 Nxf4 21. Bxf4 g5 22. Qxf5 gxf4 23. Qxf4 O-O-O 24. c5 Ne5 25. cxd6 exd6 26. Nb5 Kb7 27. Na3 Qxa2 28. Bf1 Rdf8 29. b5 Bg7 30. bxc6+ Nxc6 31. Qxd6 *", + "Moves": "a2f2 g1h1 f2f1 c1f1 f8f1", + "MovesSAN": "Qf2+ Kh1 Qxf1+ Rxf1 Rxf1#", + "Themes": "backRankMate deflection long mate mateIn3 middlegame" + }, + { + "FEN": "1k5r/pppQ1p1p/8/4P3/8/5rp1/PP3q1P/2R1R2K w - - 0 26", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 4. c3 Nf6 5. d4 exd4 6. cxd4 Bd7 7. e5 dxe5 8. dxe5 Ng8 9. O-O Nge7 10. Re1 Ng6 11. Bg5 Be7 12. Bxe7 Qxe7 13. Nc3 O-O-O 14. Qe2 Kb8 15. Rac1 Nf4 16. Qe3 g5 17. Bxc6 Bxc6 18. Nd4 Bxg2 19. Nf3 Rd3 20. Qe4 Rxf3 21. Nd5 Nxd5 22. Qxd5 g4 23. Kxg2 Qh4 24. Qd7 Qxf2+ 25. Kh1 g3 *", + "Moves": "d7c7 b8a8 c7c8 h8c8 c1c8", + "MovesSAN": "Qxc7+ Ka8 Qc8+ Rxc8 Rxc8#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "3r2k1/ppp2ppp/8/8/5Q2/3q2P1/PK5P/5R2 w - - 2 27", + "PGN": "1. e4 e5 2. d3 Nc6 3. f4 Bc5 4. Qe2 d6 5. Be3 Nf6 6. Bxc5 dxc5 7. Qe3 Qd6 8. fxe5 Nxe5 9. Nf3 Nxf3+ 10. Qxf3 Bg4 11. Qe3 O-O 12. Nc3 Rad8 13. Be2 Bxe2 14. Qxe2 Qf4 15. Rf1 Qh4+ 16. g3 Qh6 17. Qd2 Qh5 18. Ne2 c4 19. O-O-O cxd3 20. cxd3 Nxe4 21. Qf4 Qc5+ 22. Nc3 Nxc3 23. bxc3 Qxc3+ 24. Kb1 Rxd3 25. Rxd3 Qxd3+ 26. Kb2 Rd8 *", + "Moves": "f4f7 g8h8 f7f8 d8f8 f1f8", + "MovesSAN": "Qxf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "4r1k1/5p1p/2Q3pb/p2R4/8/1P5P/r4PP1/4B1K1 b - - 0 31", + "PGN": "1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Bg7 5. Nc3 Nc6 6. Be3 Nf6 7. Be2 O-O 8. O-O d5 9. exd5 Nxd5 10. Nxd5 Qxd5 11. Bf3 Qc4 12. b3 Qc3 13. Nxc6 bxc6 14. Qe2 a5 15. Bd2 Qxc2 16. Rac1 Qb2 17. Rfd1 Ba6 18. Qxe7 Rfe8 19. Qc5 Be2 20. Bxe2 Rxe2 21. Qxc6 Rae8 22. Be3 Qe5 23. h3 Rxa2 24. Re1 Qe6 25. Qb5 Qe5 26. Rc5 Qb8 27. Qc6 Bh6 28. Rb5 Qd8 29. Rd5 Qe7 30. Bd2 Qxe1+ 31. Bxe1 *", + "Moves": "e8e1 g1h2 h6f4 g2g3 a2f2", + "MovesSAN": "Rxe1+ Kh2 Bf4+ g3 Rxf2#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "1N5k/5p1p/3p2pB/3P4/4P3/5P2/1b4PP/r4RK1 b - - 0 25", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 d6 5. c4 a6 6. Nc3 Nf6 7. f3 g6 8. Be3 Bg7 9. Be2 O-O 10. O-O Qb6 11. Qd2 Qc7 12. Rac1 Bd7 13. Nd5 Nxd5 14. cxd5 Qa5 15. Nxc6 Qxd2 16. Nxe7+ Kh8 17. Bxd2 Bxb2 18. Rc7 Bb5 19. Bxb5 axb5 20. Rxb7 Rxa2 21. Bh6 Re8 22. Rxb5 Rea8 23. Nc6 Ra1 24. Rb8+ Rxb8 25. Nxb8 *", + "Moves": "b2d4 h6e3 d4e3 g1h1 a1f1", + "MovesSAN": "Bd4+ Be3 Bxe3+ Kh1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "8/1pb2R1b/2p2Ppk/6rp/p1PQ4/P5qP/1PP3N1/6K1 w - - 1 37", + "PGN": "1. e4 c6 2. Nc3 d5 3. Qf3 d4 4. Bc4 e6 5. Nce2 Nd7 6. d3 Ne5 7. Qg3 Nxc4 8. dxc4 Nf6 9. Qd3 e5 10. Nf3 Bd6 11. O-O O-O 12. Bg5 h6 13. Bh4 Bg4 14. h3 Bh5 15. Ng3 Bg6 16. a3 a5 17. Rae1 Re8 18. Nh2 Be7 19. Bxf6 Bxf6 20. Ng4 Bg5 21. Nf5 h5 22. Nh2 a4 23. g3 Qc7 24. Nf3 Bf6 25. N3h4 Bh7 26. f4 exf4 27. gxf4 g6 28. e5 Bd8 29. Nh6+ Kg7 30. f5 Kxh6 31. f6 Rxe5 32. Qxd4 Rxe1 33. Rxe1 Qg3+ 34. Ng2 Bc7 35. Re7 Ra5 36. Rxf7 Rg5 *", + "Moves": "f7h7 h6h7 d4d7 h7h6 d7g7", + "MovesSAN": "Rxh7+ Kxh7 Qd7+ Kh6 Qg7#", + "Themes": "attraction long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "4r1k1/p2P1pp1/7p/5Q2/4r3/1q6/5PPP/2RR2K1 b - - 0 26", + "PGN": "1. Nf3 e5 2. Nxe5 Nc6 3. Nxc6 bxc6 4. d4 Nf6 5. Nc3 Bb7 6. e4 c5 7. d5 Qe7 8. Bd3 Bxd5 9. Nxd5 Nxd5 10. O-O Nb4 11. Bf4 Nxd3 12. cxd3 Qf6 13. Qd2 Bd6 14. Bxd6 Qxd6 15. Rac1 O-O 16. Rfd1 Rab8 17. b3 h6 18. Qc3 Qa6 19. Qxc5 Qxa2 20. Qxc7 Rxb3 21. Qxd7 Rb2 22. Qf5 Qb3 23. d4 Re8 24. d5 Re2 25. d6 R2xe4 26. d7 *", + "Moves": "b3d1 c1d1 e4e1 d1e1 e8e1", + "MovesSAN": "Qxd1+ Rxd1 Re1+ Rxe1 Rxe1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "3r4/1p2pkbp/5np1/p7/8/P1N5/NPRrRPPP/6K1 b - - 0 23", + "PGN": "1. e4 c5 2. Bc4 g6 3. Nf3 Bg7 4. c3 Nf6 5. e5 Ng8 6. O-O Nc6 7. d4 cxd4 8. cxd4 d6 9. Re1 dxe5 10. Nxe5 Qxd4 11. Bxf7+ Kf8 12. Nxc6 Qxd1 13. Rxd1 Kxf7 14. Nb4 Bf5 15. Nc3 Rc8 16. Bd2 Nf6 17. Re1 Rhd8 18. Rad1 Rd4 19. a3 Rcd8 20. Re2 a5 21. Nba2 Bc2 22. Rc1 Rxd2 23. Rxc2 *", + "Moves": "d2d1 c3d1 d8d1 e2e1 d1e1", + "MovesSAN": "Rd1+ Nxd1 Rxd1+ Re1 Rxe1#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "3rr1k1/ppp2pp1/7p/1Q6/1b1q4/2N2B2/PP3PPP/3R1K1R b - - 1 16", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Bb4 5. Bg5 h6 6. Bxf6 Qxf6 7. Qb3 Nc6 8. e3 O-O 9. cxd5 exd5 10. Qxd5 Bg4 11. Be2 Rad8 12. Qb5 Bxf3 13. Bxf3 Nxd4 14. exd4 Rfe8+ 15. Kf1 Qxd4 16. Rd1 *", + "Moves": "d4d1 f3d1 d8d1 c3d1 e8e1", + "MovesSAN": "Qxd1+ Bxd1 Rxd1+ Nxd1 Re1#", + "Themes": "long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "2r3k1/5p1p/1pr2qp1/8/1Q6/8/P3RPPP/4R1K1 w - - 1 26", + "PGN": "1. e4 e6 2. c4 d5 3. cxd5 exd5 4. exd5 Qxd5 5. Nc3 Qd8 6. Nf3 Nf6 7. Bc4 Bd6 8. O-O O-O 9. d4 Bg4 10. Bg5 Nc6 11. Nd5 Be7 12. Nxe7+ Qxe7 13. Re1 Qd6 14. d5 Bxf3 15. Qxf3 Ne5 16. Qb3 Nxc4 17. Bxf6 Qxf6 18. Qxc4 Rac8 19. Re2 c6 20. Rae1 g6 21. Qb3 b6 22. Qa4 a5 23. dxc6 Rxc6 24. b4 axb4 25. Qxb4 Rfc8 *", + "Moves": "e2e8 c8e8 e1e8 g8g7 b4f8", + "MovesSAN": "Re8+ Rxe8 Rxe8+ Kg7 Qf8#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "r1bq3k/1p3rpp/2n5/p4p2/8/2P5/P1B2PPP/3RR1K1 w - - 0 25", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd8 4. Nf3 c6 5. Bc4 e6 6. O-O Nf6 7. d4 Be7 8. Bg5 O-O 9. Qe2 Nd5 10. Bxe7 Qxe7 11. Nxd5 cxd5 12. Bxd5 Qb4 13. Bb3 a5 14. c3 Qb6 15. Bc2 Nc6 16. Qe4 f5 17. Qd3 Qxb2 18. Rfb1 Qa3 19. d5 exd5 20. Qxd5+ Kh8 21. Ng5 Qe7 22. Re1 Qxg5 23. Qf7 Qd8 24. Rad1 Rxf7 *", + "Moves": "d1d8 c6d8 e1e8 f7f8 e8f8", + "MovesSAN": "Rxd8+ Nxd8 Re8+ Rf8 Rxf8#", + "Themes": "backRankMate fork long mate mateIn3 middlegame" + }, + { + "FEN": "r1r3k1/5pp1/4p2p/p2pN3/3qnQ2/7R/5PPP/1R4K1 w - - 0 28", + "PGN": "1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Nf3 e6 5. Be3 Nf6 6. Bb5+ Bd7 7. Bxd7+ Nbxd7 8. O-O Be7 9. Ne5 O-O 10. Nxd7 Nxd7 11. Nd2 Bf6 12. Nf3 Qb6 13. Rb1 Qa6 14. c3 Qxa2 15. Qd2 Qc4 16. Bg5 h6 17. Bh4 Bxh4 18. Nxh4 Nf6 19. Qf4 a5 20. Rfe1 b5 21. Re3 Rfc8 22. Rh3 Qc7 23. Qe3 Ne4 24. Nf3 b4 25. Ne5 bxc3 26. bxc3 Qxc3 27. Qf4 Qxd4 *", + "Moves": "f4f7 g8h8 h3h6 g7h6 e5g6", + "MovesSAN": "Qxf7+ Kh8 Rxh6+ gxh6 Ng6#", + "Themes": "long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "7k/1p3p2/4pp2/1Nb4p/2B1b2P/1P2P1P1/Pr6/R2R2K1 b - - 0 22", + "PGN": "1. b3 d5 2. Bb2 Bf5 3. e3 e6 4. d4 c5 5. Nf3 Nc6 6. c4 Nf6 7. Nc3 cxd4 8. Nxd4 Nxd4 9. Qxd4 dxc4 10. Qxd8+ Rxd8 11. Bxc4 Bb4 12. O-O O-O 13. Nb5 Rd2 14. Bxf6 gxf6 15. Nd4 Be4 16. Rfd1 Rb2 17. Nb5 Kh8 18. Nxa7 Rg8 19. g3 h5 20. h4 Bc5 21. Nb5 Rxg3+ 22. fxg3 *", + "Moves": "c5e3 g1f1 e4g2 f1e1 e3f2", + "MovesSAN": "Bxe3+ Kf1 Bg2+ Ke1 Bf2#", + "Themes": "exposedKing long mate mateIn3 middlegame" + }, + { + "FEN": "5r1k/2q3p1/p1pb2Q1/2pp2N1/5r2/3P3P/PPP1R1P1/R5K1 b - - 0 25", + "PGN": "1. e4 c5 2. Nf3 e6 3. Nc3 d5 4. Bb5+ Nc6 5. exd5 exd5 6. O-O a6 7. Re1+ Be6 8. Bxc6+ bxc6 9. d3 Nf6 10. Ne5 Qc7 11. Nf3 Bd6 12. h3 O-O 13. Bg5 Nd7 14. Ne2 Ne5 15. Nf4 Bf5 16. Nh4 Bg6 17. Nfxg6 fxg6 18. f4 Nf7 19. Qg4 Nxg5 20. fxg5 Rf4 21. Qe6+ Kh8 22. Re2 Raf8 23. Nf3 h6 24. Qxg6 hxg5 25. Nxg5 *", + "Moves": "f4f1 a1f1 d6h2 g1h1 f8f1", + "MovesSAN": "Rf1+ Rxf1 Bh2+ Kh1 Rxf1#", + "Themes": "clearance deflection kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "7r/2Q2pkp/2Bp2p1/3PR3/8/8/rPPn1RPP/6K1 b - - 1 25", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd8 4. Nf3 Nc6 5. d4 Nf6 6. Bb5 Bg4 7. d5 Bxf3 8. Qxf3 a6 9. Ba4 b5 10. Nxb5 axb5 11. Bxb5 e5 12. Bxc6+ Ke7 13. Bd2 Ra6 14. Bb4+ Qd6 15. Bxd6+ cxd6 16. O-O g6 17. Qd3 Ra7 18. Qb5 Bg7 19. f4 Ne4 20. fxe5 Bxe5 21. Rae1 Nd2 22. Rf2 Kf8 23. Rxe5 Kg7 24. Qb8 Rxa2 25. Qc7 *", + "Moves": "a2a1 e5e1 a1e1 f2f1 e1f1", + "MovesSAN": "Ra1+ Re1 Rxe1+ Rf1 Rxf1#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "1r3rk1/p5pR/1p4p1/3pq1N1/8/Pn4P1/1P3pP1/1R1K1Q2 w - - 2 25", + "PGN": "1. d4 d5 2. Bf4 Nf6 3. e3 Bf5 4. Nf3 Nc6 5. c4 e6 6. a3 Bd6 7. Bg3 Bxg3 8. hxg3 O-O 9. Nc3 Ne4 10. cxd5 exd5 11. Nxe4 Bxe4 12. Nd2 Bg6 13. Qb3 Rb8 14. Rc1 Qd6 15. Nf3 Na5 16. Qb5 b6 17. Bd3 c6 18. Qa6 Nb3 19. Bxg6 fxg6 20. Rb1 c5 21. Qf1 cxd4 22. Ng5 dxe3 23. Rxh7 exf2+ 24. Kd1 Qe5 *", + "Moves": "h7h8 g8h8 f1h1 h8g8 h1h7", + "MovesSAN": "Rh8+ Kxh8 Qh1+ Kg8 Qh7#", + "Themes": "attraction kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "2r2rk1/p1q2ppR/1p2p3/4b3/2PP4/3Q2P1/P4PP1/2KR4 w - - 0 23", + "PGN": "1. d4 e6 2. Bf4 d5 3. Nf3 Nf6 4. e3 Nh5 5. Bg3 Nxg3 6. hxg3 Nd7 7. c3 Nf6 8. Nbd2 c5 9. Bd3 b6 10. b3 Bb7 11. Bb5+ Nd7 12. Ne5 Bc8 13. Nxd7 Bxd7 14. Bxd7+ Qxd7 15. Nf3 Rc8 16. Ne5 Qb7 17. Qd3 cxd4 18. exd4 Qc7 19. c4 dxc4 20. bxc4 Bd6 21. Rxh7 O-O 22. O-O-O Bxe5 *", + "Moves": "h7h8 g8h8 d1h1 h8g8 d3h7", + "MovesSAN": "Rh8+ Kxh8 Rh1+ Kg8 Qh7#", + "Themes": "attraction kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r2qk2r/pp2bppp/2n5/3p4/2pP1B2/1PPb1P2/P2N2B1/R1NQK2R b KQkq - 2 15", + "PGN": "1. e4 c5 2. g3 e6 3. Bg2 Nf6 4. Ne2 Nc6 5. c3 d5 6. exd5 exd5 7. d4 Bg4 8. h3 Bh5 9. g4 Nxg4 10. hxg4 Bxg4 11. f3 Bf5 12. Bf4 c4 13. Nd2 Be7 14. b3 Bd3 15. Nc1 *", + "Moves": "e7h4 h1h4 d8h4 f4g3 h4g3", + "MovesSAN": "Bh4+ Rxh4 Qxh4+ Bg3 Qxg3#", + "Themes": "exposedKing fork long mate mateIn3 middlegame" + }, + { + "FEN": "8/7p/1Q3qpk/4p3/P2pB3/7P/6PK/1Rr5 b - - 4 41", + "PGN": "1. e4 Nc6 2. d4 b6 3. e5 Bb7 4. f4 f6 5. Nf3 fxe5 6. fxe5 g6 7. Bb5 Bg7 8. O-O Nh6 9. h3 Nf5 10. Kh2 d6 11. Nc3 O-O 12. d5 Nxe5 13. Nxe5 Bxe5+ 14. Kh1 Ng3+ 15. Kg1 Nxf1 16. Bh6 Bh2+ 17. Kh1 Rf5 18. Bxf1 Be5 19. Bd3 Rh5 20. Bd2 Qf8 21. Nb5 Bxd5 22. Nxc7 Rc8 23. Nxd5 Bxb2 24. Rb1 Bd4 25. Ba6 Rc5 26. Nf4 Rhf5 27. Ne6 Qf6 28. Nxc5 Bxc5 29. Bd3 Rf2 30. Qe1 Kf7 31. Be3 Bxe3 32. Qxe3 e5 33. a4 d5 34. Bb5 d4 35. Qe4 Kg7 36. Qb7+ Kh6 37. Qxa7 Qg5 38. Bc6 Rxc2 39. Qxb6 Qf6 40. Be4 Rc1+ 41. Kh2 *", + "Moves": "f6f4 g2g3 f4f2 e4g2 f2g1", + "MovesSAN": "Qf4+ g3 Qf2+ Bg2 Qg1#", + "Themes": "endgame fork long mate mateIn3" + }, + { + "FEN": "5k2/8/p2b2Q1/1n4P1/1p1P4/1P6/P3rP2/2K4R b - - 2 40", + "PGN": "1. Nf3 d5 2. g3 Bh3 3. Bg2 Bxg2 4. Rg1 Bxf3 5. exf3 e5 6. d3 Nf6 7. Qe2 Nc6 8. f4 Qd6 9. c3 Be7 10. Na3 a6 11. Nc2 O-O 12. Bd2 Rad8 13. O-O-O b5 14. h4 e4 15. d4 Na5 16. b3 Nb7 17. g4 Kh8 18. g5 Ng8 19. h5 c5 20. Ne3 cxd4 21. cxd4 Qa3+ 22. Kb1 Nd6 23. Nxd5 Rb8 24. Bb4 Nc4 25. Bxa3 Nxa3+ 26. Kb2 Bd6 27. Rc1 Rfc8 28. Rxc8 Rxc8 29. Rc1 Rd8 30. Qxe4 b4 31. f5 Nb5 32. f6 g6 33. hxg6 fxg6 34. Ne7 Nxe7 35. fxe7 Re8 36. Rh1 Kg7 37. Qh4 Rxe7 38. Qxh7+ Kf8 39. Qxg6 Re2+ 40. Kc1 *", + "Moves": "d6f4 c1b1 b5c3 b1a1 e2a2", + "MovesSAN": "Bf4+ Kb1 Nc3+ Ka1 Rxa2#", + "Themes": "arabianMate endgame exposedKing long mate mateIn3" + }, + { + "FEN": "5r1k/pp4p1/2p2q1p/4Q3/8/1B6/PP3PPP/4R1K1 b - - 0 24", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. e5 Ne4 7. cxd4 Bb4+ 8. Nbd2 Nxd2 9. Bxd2 Bxd2+ 10. Qxd2 O-O 11. O-O d5 12. Bd3 h6 13. Rac1 Bg4 14. Be2 Bxf3 15. Bxf3 f6 16. Rc5 fxe5 17. dxe5 Nxe5 18. Bxd5+ Kh8 19. Rd1 Qe7 20. Qe3 c6 21. Bb3 Rae8 22. Re1 Qf6 23. Rxe5 Rxe5 24. Qxe5 *", + "Moves": "f6f2 g1h1 f2f1 e1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "r2qnk2/1ppbb1pQ/p3p3/3pP1P1/5r2/2P1P3/PP3PP1/R3K2R w KQ - 2 17", + "PGN": "1. d4 d5 2. Bf4 Nf6 3. e3 e6 4. c3 Nc6 5. Nd2 Bd7 6. Bd3 Be7 7. Ngf3 O-O 8. Ne5 Nxe5 9. dxe5 Ne8 10. Nf3 f6 11. h4 a6 12. Bxh7+ Kxh7 13. Ng5+ fxg5 14. hxg5+ Kg8 15. Qh5 Rxf4 16. Qh7+ Kf8 *", + "Moves": "h7h8 f8f7 g5g6 f7g6 h8h5", + "MovesSAN": "Qh8+ Kf7 g6+ Kxg6 Qh5#", + "Themes": "attraction long mate mateIn3 middlegame" + }, + { + "FEN": "6k1/6p1/1r1q2Pp/2pp3P/P3p3/1P2P3/2P5/2K2Q2 w - - 0 40", + "PGN": "1. e3 d5 2. b3 Nc6 3. Bb2 e5 4. Bb5 e4 5. Bxc6+ bxc6 6. h3 Nf6 7. Ne2 Be7 8. Nf4 O-O 9. g4 Ne8 10. Nh5 Bf6 11. Nxf6+ Nxf6 12. g5 Ne8 13. h4 f6 14. g6 h6 15. Nc3 Nd6 16. Na4 Rb8 17. Nc5 Rb5 18. d4 Nb7 19. Nxb7 Rxb7 20. Ba3 Re8 21. Qe2 Bf5 22. h5 Qd7 23. Rg1 Reb8 24. O-O-O a5 25. Bb2 a4 26. f3 Qd6 27. fxe4 dxe4 28. Qc4+ Be6 29. d5 cxd5 30. Qxa4 c6 31. Qa6 Rb6 32. Qe2 Ra8 33. a4 Bc8 34. Rgf1 Ba6 35. Qf2 Bxf1 36. Rxf1 Rf8 37. Bxf6 Rxf6 38. Qg2 Rxf1+ 39. Qxf1 c5 *", + "Moves": "f1f7 g8h8 f7e8 d6f8 e8f8", + "MovesSAN": "Qf7+ Kh8 Qe8+ Qf8 Qxf8#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "4r1k1/2R2p2/5p1p/3P3b/P2N4/4B3/1r3PPP/6K1 b - - 0 28", + "PGN": "1. c4 e5 2. e3 Nf6 3. d4 exd4 4. exd4 d5 5. Bg5 Bb4+ 6. Nd2 dxc4 7. Bxc4 h6 8. Be3 O-O 9. Nf3 Nc6 10. O-O Bxd2 11. Qxd2 Ne4 12. Qc2 Bf5 13. Bd3 Nb4 14. Qb3 Nxd3 15. Qxd3 Ng3 16. Qc4 Nxf1 17. Rxf1 a6 18. d5 Bd7 19. Rc1 Rc8 20. Ne5 Bb5 21. Qb3 Re8 22. Nf3 Qf6 23. a4 Be2 24. Nd4 Bh5 25. Qxb7 Rb8 26. Qxa6 Rxb2 27. Qxf6 gxf6 28. Rxc7 *", + "Moves": "b2b1 c7c1 b1c1 e3c1 e8e1", + "MovesSAN": "Rb1+ Rc1 Rxc1+ Bxc1 Re1#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "r1bk4/ppp1Rp1p/3p4/8/8/2KB4/PP5r/4R3 w - - 0 23", + "PGN": "1. e4 e5 2. d4 exd4 3. c3 Nf6 4. e5 Qe7 5. Nf3 Nc6 6. cxd4 Qb4+ 7. Qd2 Qb6 8. exf6 Bb4 9. Nc3 gxf6 10. Qe3+ Kd8 11. Bd2 Re8 12. Ne5 fxe5 13. Qg5+ Ne7 14. Nd5 Bxd2+ 15. Kxd2 Qxd4+ 16. Bd3 Qxd5 17. Rhe1 Rg8 18. Qxe5 Qxe5 19. Rxe5 Rxg2 20. Rae1 Rxf2+ 21. Kc3 Rxh2 22. Rxe7 d6 *", + "Moves": "e7e8 d8d7 d3b5 c7c6 e1e7", + "MovesSAN": "Re8+ Kd7 Bb5+ c6 R1e7#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "8/p1p5/1p2R2p/2b2p1k/5K1P/2P2PP1/PP1r4/8 w - - 1 33", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nxd4 5. Qxd4 d6 6. Bc4 Nf6 7. O-O Be7 8. Re1 O-O 9. e5 dxe5 10. Qxe5 Bd6 11. Qc3 Bg4 12. Bg5 h6 13. Bxf6 Qxf6 14. Qxf6 gxf6 15. Nc3 Rae8 16. Nd5 Rxe1+ 17. Rxe1 Be5 18. Ne3 Bh5 19. c3 Bg6 20. Ng4 Bd6 21. Nxf6+ Kg7 22. Ne4 Bxe4 23. Rxe4 f5 24. Re3 Rd8 25. g3 Kf6 26. Kg2 b6 27. Kf3 Bc5 28. Re6+ Kg5 29. h4+ Kh5 30. Kf4 Rd2 31. Bd5 Rxd5 32. f3 Rd2 *", + "Moves": "g3g4 f5g4 f3g4 h5h4 e6h6", + "MovesSAN": "g4+ fxg4 fxg4+ Kxh4 Rxh6#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "6k1/R4rpp/1p6/1Pp5/3b4/6P1/Pq3P1P/5BK1 w - - 0 30", + "PGN": "1. Nf3 Nf6 2. g3 c5 3. Bg2 Nc6 4. O-O e5 5. c4 d5 6. Qa4 Bd7 7. cxd5 Nxd5 8. d4 Nxd4 9. Qc4 Bb5 10. Qxd5 Qxd5 11. Nxd4 Qxd4 12. Nc3 Bc6 13. Be3 Qd7 14. Rfd1 Qc8 15. Nd5 Be7 16. Rac1 b6 17. b4 Bxd5 18. Rxd5 Rb8 19. Rxe5 Qc7 20. Bf4 O-O 21. Rd5 Qc8 22. Bxb8 Qxb8 23. Rd7 Qe5 24. b5 Qxe2 25. Rxa7 Bg5 26. Bf1 Qb2 27. Rd1 Bf6 28. Rdd7 Bd4 29. Rxf7 Rxf7 *", + "Moves": "a7a8 f7f8 f1c4 g8h8 a8f8", + "MovesSAN": "Ra8+ Rf8 Bc4+ Kh8 Rxf8#", + "Themes": "backRankMate deflection endgame long mate mateIn3" + }, + { + "FEN": "1k5r/1p3ppp/5p2/1Nb1n3/8/1Q6/3r1qPP/RR5K w - - 7 23", + "PGN": "1. d4 d5 2. e4 dxe4 3. f3 exf3 4. Nxf3 Bg4 5. Bd3 Bxf3 6. Qxf3 Nc6 7. O-O Nf6 8. Bg5 Qxd4+ 9. Kh1 O-O-O 10. Nc3 Ne5 11. Qh3+ Kb8 12. Nb5 Qxb2 13. Rab1 Qxa2 14. Bxf6 exf6 15. Be4 c6 16. Bxc6 Nxc6 17. Qg3+ Ne5 18. Ra1 Qxc2 19. Rxa7 Bc5 20. Raa1 Qb2 21. Rfb1 Qf2 22. Qb3 Rd2 *", + "Moves": "a1a8 b8a8 b5c7 a8a7 b3b7", + "MovesSAN": "Ra8+ Kxa8 Nc7+ Ka7 Qxb7#", + "Themes": "attraction discoveredAttack long mate mateIn3 middlegame queensideAttack sacrifice" + }, + { + "FEN": "2r3k1/pR3R1p/4p1p1/2r1b3/4P3/1B5P/P2B1PP1/6K1 b - - 0 31", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nxd4 5. Qxd4 e6 6. c4 Ne7 7. Nc3 Rg8 8. Be3 Nc6 9. Qd1 g6 10. Bd3 Bg7 11. Ne2 Bxb2 12. Rb1 Bg7 13. O-O b6 14. c5 bxc5 15. Bxc5 d6 16. Be3 Ke7 17. Qa4 Ne5 18. Bc2 Re8 19. Rfd1 Kf8 20. Nd4 Bd7 21. Qb4 Bc6 22. Nxc6 Nxc6 23. Qxd6+ Qxd6 24. Rxd6 Nb4 25. Rxb4 Rac8 26. Bb3 Rc3 27. Bd2 Rc5 28. h3 Kg8 29. Rd7 Rec8 30. Rbb7 Be5 31. Rxf7 *", + "Moves": "c5c1 d2c1 c8c1 b3d1 c1d1", + "MovesSAN": "Rc1+ Bxc1 Rxc1+ Bd1 Rxd1#", + "Themes": "long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "5r1k/pp5p/2pb2B1/7Q/3P4/2P5/PB1q2PP/R5K1 b - - 0 20", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 f5 4. exf5 e4 5. Nd4 Nf6 6. c3 d5 7. Bb3 Nxd4 8. cxd4 Bxf5 9. Nc3 c6 10. O-O Bd6 11. f3 O-O 12. fxe4 Nxe4 13. Rxf5 Nxc3 14. Rxf8+ Qxf8 15. bxc3 Qf4 16. Qh5 Rf8 17. Bb2 Qxd2 18. Bxd5+ Kh8 19. Be4 g6 20. Bxg6 *", + "Moves": "d2f2 g1h1 f2f1 a1f1 f8f1", + "MovesSAN": "Qf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "fork long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "1RN5/6pp/p3rk2/3Q1pq1/8/8/P1P2RPP/6K1 b - - 0 27", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. O-O d6 5. d4 exd4 6. Nxd4 Ne7 7. Bg5 a6 8. Nxc6 Qd7 9. Nxe7 Qxb5 10. Nd5 Qxb2 11. Nbc3 O-O 12. Rb1 Qa3 13. Nxc7 Qxc3 14. Nxa8 Re8 15. Nc7 Rxe4 16. Nd5 Qe5 17. Ne7+ Kf8 18. Nxc8 Qxg5 19. Rxb7 f5 20. Nxd6 Rd4 21. Rb8+ Ke7 22. Nc8+ Kf6 23. Qf3 Re4 24. Qc3+ Bd4 25. Qc6+ Re6 26. Qd5 Bxf2+ 27. Rxf2 *", + "Moves": "e6e1 f2f1 g5e3 g1h1 e1f1", + "MovesSAN": "Re1+ Rf1 Qe3+ Kh1 Rxf1#", + "Themes": "backRankMate deflection endgame long mate mateIn3" + }, + { + "FEN": "8/5pk1/3R1n2/3Pp2P/4P1pK/4r1B1/6rP/5R2 b - - 0 31", + "PGN": "1. d4 e5 2. d5 Bc5 3. c4 d6 4. Nc3 Nf6 5. f3 Bf5 6. e4 Bd7 7. Bg5 c6 8. g4 h6 9. Bh4 g5 10. Bg3 cxd5 11. cxd5 Qa5 12. a3 Na6 13. b4 Nxb4 14. axb4 Qxb4 15. Ne2 Bb5 16. Qc1 Rc8 17. Rb1 Qc4 18. Rxb5 O-O 19. Rxb7 Bb4 20. Kf2 Bxc3 21. Nxc3 Qxc3 22. Qxc3 Rxc3 23. Rxa7 Rb8 24. Kg2 Rb2+ 25. Kh3 Rxf3 26. Bg2 Re3 27. Rf1 Kg7 28. Ra6 h5 29. gxh5 g4+ 30. Kh4 Rxg2 31. Rxd6 *", + "Moves": "g2h2 g3h2 e3h3 h4g5 h3h5", + "MovesSAN": "Rxh2+ Bxh2 Rh3+ Kg5 Rxh5#", + "Themes": "endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "r1b1k2r/pp1n1pp1/1n1Bp2p/q1pP4/2P2N2/P2BQ1P1/2P5/2KR4 w kq - 0 20", + "PGN": "1. e4 c6 2. d4 e6 3. Nc3 d5 4. f3 dxe4 5. fxe4 Bb4 6. a3 Bxc3+ 7. bxc3 Qh4+ 8. g3 Qxe4+ 9. Be3 Qxh1 10. Ne2 Qxh2 11. Bf4 Qh5 12. Qd3 Nf6 13. O-O-O Nd5 14. Bd6 Nd7 15. c4 N5b6 16. Nf4 Qf5 17. Qe3 h6 18. Bd3 Qa5 19. d5 c5 *", + "Moves": "e3e6 f7e6 d3g6 e8d8 f4e6", + "MovesSAN": "Qxe6+ fxe6 Bg6+ Kd8 Nxe6#", + "Themes": "intermezzo long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "8/5pk1/2p3p1/1p1p2q1/6Q1/1PPP1P2/1P2r1PP/R5K1 b - - 2 32", + "PGN": "1. e4 e5 2. Nf3 d6 3. Nc3 Be7 4. Bc4 Nf6 5. d3 h6 6. Bb3 O-O 7. O-O c6 8. Nh4 Nxe4 9. Nxe4 Bxh4 10. Qf3 d5 11. Ng3 Nd7 12. Nf5 Bf6 13. Qg3 Kh8 14. Re1 Nc5 15. Ne3 Nxb3 16. axb3 Be6 17. Ng4 Bxg4 18. Qxg4 Re8 19. Bd2 a6 20. Re3 Bg5 21. Rg3 Re6 22. Bxg5 hxg5 23. Qxg5 Rg6 24. Qxe5 Rxg3 25. Qxg3 Qf6 26. c3 g6 27. Qc7 b5 28. Qb7 Re8 29. Qxa6 Re2 30. Qc8+ Kg7 31. f3 Qg5 32. Qg4 *", + "Moves": "g5e3 g1h1 e2e1 a1e1 e3e1", + "MovesSAN": "Qe3+ Kh1 Re1+ Rxe1 Qxe1#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "r4qk1/p1R3pp/1p2p1p1/3pB3/Q2Pn3/4P3/PP2BrPP/5RK1 b - - 1 20", + "PGN": "1. d4 d5 2. Bf4 Bf5 3. c4 e6 4. Qb3 b6 5. e3 Nf6 6. Nc3 Be7 7. Nb5 Bd6 8. Qa4 O-O 9. Nxd6 cxd6 10. Nf3 dxc4 11. Bxc4 d5 12. Be2 Qc8 13. Nh4 Bg6 14. Nxg6 fxg6 15. Bd6 Rf7 16. O-O Ne4 17. Be5 Nc6 18. Rac1 Qf8 19. Rxc6 Rxf2 20. Rc7 *", + "Moves": "f2f1 e2f1 f8f2 g1h1 f2f1", + "MovesSAN": "Rxf1+ Bxf1 Qf2+ Kh1 Qxf1#", + "Themes": "clearance deflection kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "r7/4N3/7p/6pk/8/4PK1P/5PP1/8 w - - 6 48", + "PGN": "1. b3 d5 2. Bb2 c5 3. e3 Nf6 4. Nf3 Nc6 5. Bb5 Bg4 6. h3 Bxf3 7. Qxf3 e6 8. Bxc6+ bxc6 9. d3 Be7 10. Nd2 O-O 11. O-O a5 12. a4 c4 13. dxc4 dxc4 14. Nxc4 Nd5 15. Ne5 Bf6 16. Nxc6 Qc7 17. Bxf6 Nxf6 18. Nd4 e5 19. Qg3 Rfc8 20. Nf5 g6 21. c4 Rab8 22. Rab1 Ne4 23. Nh6+ Kg7 24. Nf5+ Kh8 25. Qf3 Nd2 26. Qd5 Nxf1 27. Nh6 Rf8 28. Kxf1 Rbd8 29. Qe4 Qd6 30. Ng4 Qd3+ 31. Qxd3 Rxd3 32. Nxe5 Rc3 33. Nc6 Ra8 34. Ne5 Rb8 35. Nxf7+ Kg7 36. Nd6 Rcxb3 37. Rxb3 Rxb3 38. Nb7 Ra3 39. Nxa5 Rxa4 40. Nc6 Rxc4 41. Nd4 Kf6 42. Ke2 Ra4 43. Kf3 h6 44. Nb5 g5 45. Nc3 Ra8 46. Nd5+ Kg6 47. Ne7+ Kh5 *", + "Moves": "g2g4 h5h4 f3g2 h6h5 e7f5", + "MovesSAN": "g4+ Kh4 Kg2 h5 Nf5#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "6k1/4rppp/8/p2r4/2nP4/4P2P/4KPP1/1R6 w - - 0 31", + "PGN": "1. d4 d5 2. e3 Nc6 3. a3 Nf6 4. h3 e5 5. c3 e4 6. Nd2 Bf5 7. Qb3 Bd6 8. Qxb7 O-O 9. Qxc6 Bd7 10. Qa6 Qb8 11. c4 dxc4 12. Qxc4 c6 13. Qc2 Nd5 14. Nxe4 Bf5 15. Qxc6 Bxe4 16. Ne2 Re8 17. Nc3 Bb4 18. axb4 Qxb4 19. Ra4 Nxc3 20. Qxe4 Nxa4+ 21. Bd2 Qxd2+ 22. Kxd2 Rxe4 23. Be2 Rc8 24. Bf3 Re7 25. Ra1 Nxb2 26. Rb1 Nc4+ 27. Ke2 a5 28. Bb7 Rce8 29. Bc6 Rd8 30. Bd5 Rxd5 *", + "Moves": "b1b8 d5d8 b8d8 e7e8 d8e8", + "MovesSAN": "Rb8+ Rd8 Rxd8+ Re8 Rxe8#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "4Rrk1/pp1Q2pp/1qn5/5PP1/2p5/5Nb1/PPP2nB1/R1B3K1 b - - 3 24", + "PGN": "1. Nc3 e6 2. e4 d5 3. f4 Nf6 4. e5 Nfd7 5. Nf3 c5 6. d3 Be7 7. g4 Qb6 8. Bg2 Nc6 9. O-O O-O 10. Kh1 f6 11. exf6 Nxf6 12. h3 Bd7 13. Re1 Rae8 14. Ne2 Bd6 15. Ng3 e5 16. f5 e4 17. Nxe4 dxe4 18. dxe4 Bg3 19. g5 Nxe4 20. Qxd7 Nf2+ 21. Kg1 c4 22. Rxe8 Nxh3+ 23. Kh1 Nf2+ 24. Kg1 *", + "Moves": "f2h3 g1h1 b6g1 f3g1 h3f2", + "MovesSAN": "Nh3+ Kh1 Qg1+ Nxg1 Nf2#", + "Themes": "doubleCheck exposedKing kingsideAttack long master mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r7/ppp4k/4r1p1/n2pB3/3P4/q1PB1P2/P1PQ4/1K1R2R1 b - - 5 24", + "PGN": "1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nc3 Nf6 5. Bd3 Bb4 6. Ne2 O-O 7. Be3 h6 8. Qd2 Bg4 9. f3 Bh5 10. O-O-O Nc6 11. h4 Qd6 12. g4 Bg6 13. g5 Nd7 14. gxh6 gxh6 15. Bxh6 Rfe8 16. Rhg1 Re6 17. h5 Nf8 18. hxg6 Nxg6 19. Nf4 Bxc3 20. bxc3 Kh7 21. Nxg6 fxg6 22. Bf4 Qa3+ 23. Kb1 Na5 24. Be5 *", + "Moves": "e6b6 d3b5 b6b5 b1a1 a3b2", + "MovesSAN": "Rb6+ Bb5 Rxb5+ Ka1 Qb2#", + "Themes": "long mate mateIn3 middlegame queensideAttack" + }, + { + "FEN": "6k1/pppb1ppp/2p5/5qQ1/3Pr3/2P5/PP1B1PPP/4R1K1 w - - 0 20", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. Bxc6 dxc6 5. O-O Bc5 6. Nxe5 O-O 7. Re1 Re8 8. Nd3 Rxe4 9. Rxe4 Nxe4 10. Nxc5 Nxc5 11. d4 Ne4 12. Qf3 Ng5 13. Qe3 Ne6 14. c3 Bd7 15. Nd2 Qf6 16. Ne4 Qf5 17. Bd2 Re8 18. Re1 Ng5 19. Qxg5 Rxe4 *", + "Moves": "g5d8 d7e8 d8e8 e4e8 e1e8", + "MovesSAN": "Qd8+ Be8 Qxe8+ Rxe8 Rxe8#", + "Themes": "backRankMate endgame long mate mateIn3 xRayAttack" + }, + { + "FEN": "r1bq1b2/ppp4r/3p2kp/4Q3/2BpN1P1/8/PP3P1P/n4RK1 w - - 0 19", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Ng5 h6 5. Nxf7 Kxf7 6. Qh5+ Ke7 7. Bg5+ Nf6 8. Bxf6+ gxf6 9. Bc4 Nb4 10. Qf7+ Kd6 11. O-O Nxc2 12. Qd5+ Ke7 13. e5 Rh7 14. exf6+ Kxf6 15. Nd2 Nxa1 16. Ne4+ Kg7 17. Qe5+ Kg6 18. g4 d6 *", + "Moves": "e5h5 g6g7 h5f7 g7h8 f7g8", + "MovesSAN": "Qh5+ Kg7 Qf7+ Kh8 Qg8#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "5r2/3q2k1/p3p1p1/1p4Q1/P1p5/2P3R1/1P3rPK/8 w - - 0 38", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. Bc4 g6 4. c3 Nf6 5. d3 d6 6. O-O Ne5 7. Nxe5 dxe5 8. Qb3 e6 9. Nd2 a6 10. a4 Rb8 11. Qd1 b5 12. Bb3 Qxd3 13. Bc2 Qd8 14. Qf3 Bg7 15. Qg3 Nd7 16. Nf3 O-O 17. Be3 c4 18. Rfd1 Qc7 19. Qh3 Nf6 20. Bh6 Bb7 21. Re1 Bc6 22. Bxg7 Kxg7 23. Ng5 h6 24. Nf3 Qb7 25. Re3 Nxe4 26. Nxe5 Ng5 27. Qg3 Rbd8 28. Nxc6 Qxc6 29. Qe5+ Kg8 30. Rg3 Rd2 31. Be4 Qd7 32. Rf1 Rd1 33. h4 Rxf1+ 34. Kh2 Rxf2 35. hxg5 hxg5 36. Qxg5 Kg7 37. Bxg6 fxg6 *", + "Moves": "g5g6 g7h8 g3h3 d7h7 h3h7", + "MovesSAN": "Qxg6+ Kh8 Rh3+ Qh7 Rxh7#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "8/6k1/6p1/2qR1b1p/5B2/5PK1/3RB2P/8 b - - 6 36", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. Qd2 O-O 8. f3 Nc6 9. O-O-O d5 10. Nxc6 bxc6 11. exd5 cxd5 12. Nxd5 Nxd5 13. Qxd5 Qc7 14. Qxa8 Bf5 15. Qxf8+ Kxf8 16. c3 h5 17. Be2 Qe5 18. Kd2 Kg8 19. Bd4 Bh6+ 20. Ke1 Qa5 21. a3 e5 22. b4 Qxa3 23. Bc5 Qxc3+ 24. Kf1 Kg7 25. g3 Bh3+ 26. Kf2 Be3+ 27. Bxe3 Qxb4 28. Bxa7 Qb7 29. Be3 f5 30. Rd6 Qc7 31. Rhd1 f4 32. gxf4 exf4 33. Bxf4 Qc2 34. R1d2 Qc5+ 35. Kg3 Bf5 36. R6d5 *", + "Moves": "c5g1 g3h4 g6g5 f4g5 g1h2", + "MovesSAN": "Qg1+ Kh4 g5+ Bxg5 Qxh2#", + "Themes": "deflection endgame fork long mate mateIn3" + }, + { + "FEN": "1r3r1k/p3q1bp/3p4/2pB1p1R/1p1n4/3P2P1/PPP4P/R1BQ2K1 w - - 2 20", + "PGN": "1. Nc3 c5 2. e4 g6 3. Nf3 Bg7 4. g3 Nc6 5. Bg2 Rb8 6. O-O b5 7. d3 b4 8. Nd5 e6 9. Ne3 Nge7 10. Nh4 O-O 11. f4 d6 12. f5 exf5 13. exf5 Nxf5 14. Nexf5 gxf5 15. Nxf5 Bxf5 16. Rxf5 Nd4 17. Rh5 Qe7 18. Be4 f5 19. Bd5+ Kh8 *", + "Moves": "h5h7 h8h7 d1h5 g7h6 h5h6", + "MovesSAN": "Rxh7+ Kxh7 Qh5+ Bh6 Qxh6#", + "Themes": "attraction kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "2k4r/ppp2Qpp/4p3/2b1P3/8/8/PP2q1PP/3R3K w - - 2 22", + "PGN": "1. e4 d5 2. d4 dxe4 3. f3 Nf6 4. fxe4 Bg4 5. Be2 Bxe2 6. Qxe2 e6 7. e5 Nd5 8. Nf3 Nc6 9. c3 Be7 10. O-O Qd7 11. c4 Nb6 12. c5 Nd5 13. Be3 O-O-O 14. Nc3 Nxe3 15. Qxe3 Nxd4 16. Rfd1 Nxf3+ 17. Qxf3 Qe8 18. Nb5 Rxd1+ 19. Rxd1 Qxb5 20. Qxf7 Bxc5+ 21. Kh1 Qe2 *", + "Moves": "f7d7 c8b8 d7d8 h8d8 d1d8", + "MovesSAN": "Qd7+ Kb8 Qd8+ Rxd8 Rxd8#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "1k1r3r/1bpp4/1p6/1P3p1q/5Q2/2R5/P4Pp1/4R1K1 w - - 0 31", + "PGN": "1. d4 e6 2. c4 g6 3. Bg5 Qxg5 4. e3 Qd8 5. Nc3 Bg7 6. Nf3 b6 7. Be2 Bb7 8. O-O Nc6 9. Nd2 Qe7 10. Rc1 O-O-O 11. d5 exd5 12. Nxd5 Qe8 13. Qa4 Kb8 14. b4 Nge7 15. Nf4 g5 16. Nd3 f5 17. c5 h5 18. cxb6 axb6 19. Nb3 g4 20. Nd4 Nxd4 21. exd4 Bxd4 22. Nf4 Nd5 23. Nxd5 Bxd5 24. Rfe1 Bc6 25. b5 Bb7 26. Bxg4 Qg6 27. Qxd4 hxg4 28. Rc3 Qh5 29. h3 gxh3 30. Qf4 hxg2 *", + "Moves": "f4c7 b8a8 c3a3 b7a6 a3a6", + "MovesSAN": "Qxc7+ Ka8 Ra3+ Ba6 Rxa6#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "r1b1k2r/ppq2pp1/2n1p3/2b5/P7/2PB4/1P2QNP1/RNB1R1K1 b kq - 0 16", + "PGN": "1. e4 c5 2. d4 cxd4 3. c3 d3 4. Bxd3 e6 5. Nf3 Nc6 6. O-O Qc7 7. Qe2 h5 8. a4 Nf6 9. e5 Ng4 10. Re1 d6 11. exd6 Bxd6 12. h3 Bc5 13. hxg4 hxg4 14. Ne5 g3 15. Ng4 gxf2+ 16. Nxf2 *", + "Moves": "c7h2 g1f1 h2h1 f2h1 h8h1", + "MovesSAN": "Qh2+ Kf1 Qh1+ Nxh1 Rxh1#", + "Themes": "kingsideAttack long mate mateIn3 opening sacrifice" + }, + { + "FEN": "k4r2/r7/1R2B2Q/p1qP4/8/2P5/5PPP/1R4K1 b - - 4 32", + "PGN": "1. d4 Nf6 2. c4 d5 3. cxd5 Nxd5 4. e4 Nb6 5. Nf3 f6 6. Be2 Bg4 7. Bf4 Nc6 8. d5 Bxf3 9. Bxf3 Ne5 10. Bxe5 fxe5 11. Bh5+ g6 12. Bg4 e6 13. Bxe6 Bb4+ 14. Nc3 c6 15. a3 Bxc3+ 16. bxc3 cxd5 17. exd5 Rf8 18. O-O Nc4 19. Qa4+ Ke7 20. Qxc4 Qd6 21. Qh4+ Rf6 22. Qxh7+ Kd8 23. Qg8+ Rf8 24. Qxg6 Kc7 25. Qg7+ Kb8 26. Rab1 b6 27. Rfe1 a5 28. Rxe5 Ra7 29. Qh6 Qxa3 30. Rxb6+ Ka8 31. Re1 Qc5 32. Reb1 *", + "Moves": "c5f2 g1h1 f2f1 b1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "8/ppk2p2/7R/2p5/3p4/3P4/PPr3rP/4KR2 w - - 3 37", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. Bxc6 dxc6 5. Nxe5 Qd4 6. Nf3 Qxe4+ 7. Qe2 Bg4 8. Qxe4+ Nxe4 9. d3 Bxf3 10. gxf3 Nf6 11. Bg5 Be7 12. Nc3 h6 13. Bh4 g5 14. Bg3 Bd6 15. Ne4 Ke7 16. Nxd6 cxd6 17. Kd2 d5 18. Be5 Rhe8 19. f4 g4 20. Rhg1 h5 21. f3 gxf3 22. Ke3 Nd7 23. Kxf3 Nxe5+ 24. fxe5 d4 25. Rg5 Rh8 26. Rag1 Ke6 27. Ke4 c5 28. Rf5 Rag8 29. Rgf1 Rg4+ 30. Kf3 Rhg8 31. Rf6+ Kxe5 32. Ke2 Rg2+ 33. Ke1 Rxc2 34. R6f5+ Kd6 35. Rxh5 Rgg2 36. Rh6+ Kc7 *", + "Moves": "f1f7 c7d8 h6h8 g2g8 h8g8", + "MovesSAN": "Rxf7+ Kd8 Rh8+ Rg8 Rxg8#", + "Themes": "endgame long mate mateIn3 rookEndgame" + }, + { + "FEN": "2Q5/6pp/4ppk1/1p1p4/6P1/P2P2RP/1q4PK/4r3 w - - 0 36", + "PGN": "1. e4 c5 2. Nf3 d6 3. Bc4 e6 4. d4 cxd4 5. Nxd4 Nf6 6. Nc3 Be7 7. O-O O-O 8. h3 a6 9. Qe2 b5 10. Bd3 Bb7 11. Nf3 Nbd7 12. Bg5 Nc5 13. Bxf6 Bxf6 14. Rad1 Qc7 15. a3 Rac8 16. e5 Bxf3 17. Qxf3 Bxe5 18. Ne4 Nxd3 19. cxd3 d5 20. Ng3 Bxg3 21. fxg3 Qc2 22. Qf2 Qb3 23. Qd4 Rc2 24. Rb1 Rd2 25. Rf3 Rd1+ 26. Rxd1 Qxd1+ 27. Kh2 Rc8 28. Qf4 f6 29. Qd6 Qe1 30. Qxa6 Rc1 31. Qa8+ Kf7 32. g4 Qe5+ 33. Rg3 Re1 34. Qb7+ Kg6 35. Qc8 Qxb2 *", + "Moves": "c8e8 g6g5 e8h5 g5f4 g3f3", + "MovesSAN": "Qe8+ Kg5 Qh5+ Kf4 Rf3#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "1k4r1/1pp5/8/7p/4P3/2QPq2P/P1P2R1K/5R2 b - - 1 33", + "PGN": "1. f4 e5 2. fxe5 d6 3. exd6 Bxd6 4. Nf3 Nc6 5. e4 Qe7 6. Nc3 Bg4 7. Bb5 Bd7 8. d3 O-O-O 9. O-O Kb8 10. Nd5 Qe6 11. Bc4 Qe8 12. Bf4 Ne5 13. Nxe5 Bxe5 14. Bxe5 Qxe5 15. Rxf7 Nf6 16. Nxf6 gxf6 17. Qe2 Rhg8 18. Rf1 Bh3 19. Rf2 Bg4 20. Qe1 Qxb2 21. R7xf6 Rh8 22. Bb3 h5 23. h3 Bd7 24. Qb4 a5 25. Qxa5 Qd4 26. Qd5 Qa1+ 27. Rf1 Qc3 28. Qc4 Qd2 29. R6f2 Qe3 30. Qc3 Bxh3 31. gxh3 Rhg8+ 32. Bxg8 Rxg8+ 33. Kh2 *", + "Moves": "e3g3 h2h1 g3h3 f2h2 h3f1", + "MovesSAN": "Qg3+ Kh1 Qxh3+ Rh2 Qxf1#", + "Themes": "deflection endgame long mate mateIn3" + }, + { + "FEN": "5rk1/p4ppp/8/2Q5/8/8/Pq1r2PP/2R1R2K w - - 2 25", + "PGN": "1. e4 c5 2. f4 d5 3. Nf3 dxe4 4. Ne5 Nf6 5. Bc4 e6 6. O-O Nc6 7. Nxc6 bxc6 8. d4 cxd4 9. f5 d3 10. cxd3 Bc5+ 11. Kh1 e3 12. Qe2 exf5 13. Bxe3 Bxe3 14. Qxe3+ Qe7 15. Qf3 Bb7 16. Nc3 O-O 17. Rfe1 Qb4 18. Qxf5 Qxb2 19. Ne4 Nxe4 20. Qxe4 c5 21. Bd5 Bxd5 22. Qxd5 Rad8 23. Qxc5 Rxd3 24. Rac1 Rd2 *", + "Moves": "c5f8 g8f8 c1c8 d2d8 c8d8", + "MovesSAN": "Qxf8+ Kxf8 Rc8+ Rd8 Rxd8#", + "Themes": "attraction endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "6rk/Q5pp/4p3/pq2P3/1p1p2R1/1P1r2P1/P6P/5RK1 w - - 0 36", + "PGN": "1. e4 c5 2. Bc4 Nc6 3. Qh5 e6 4. d4 Nf6 5. Qd1 cxd4 6. f3 a6 7. Bg5 Be7 8. Ne2 b5 9. Bd3 Qb6 10. Na3 b4 11. Nc4 Qc5 12. Bxf6 Bxf6 13. O-O O-O 14. Kh1 d5 15. exd5 Qxd5 16. Nf4 Qd8 17. Rb1 Re8 18. Re1 Bb7 19. Be4 Qc7 20. g3 Rad8 21. Kg1 Ne5 22. Nxe5 Bxe4 23. fxe4 Bxe5 24. Nd3 Bd6 25. e5 Bc5 26. b3 a5 27. Qg4 Ba7 28. Re4 Qxc2 29. Qd1 Qc6 30. Qe2 Rc8 31. Rf1 Qb5 32. Qf3 Rc3 33. Qxf7+ Kh8 34. Rg4 Rg8 35. Qxa7 Rxd3 *", + "Moves": "a7g7 g8g7 f1f8 g7g8 g4g8", + "MovesSAN": "Qxg7+ Rxg7 Rf8+ Rg8 Rgxg8#", + "Themes": "endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "r4r1k/p1P3p1/1p2R2p/4Q3/8/P7/1Pq2PPP/4R1K1 b - - 2 29", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 Qf6 4. O-O Bc5 5. c3 h6 6. d4 exd4 7. e5 Qg6 8. cxd4 Bb6 9. d5 Nd8 10. Re1 Ne7 11. Nc3 O-O 12. Bd3 f5 13. exf6 Qxf6 14. Ne4 Qf7 15. d6 Nec6 16. a3 Kh8 17. Be3 Bxe3 18. Rxe3 Ne6 19. Bc4 Qg6 20. Bxe6 Qxe6 21. dxc7 d5 22. Nc5 Qg6 23. Qxd5 Bg4 24. Ne5 Nxe5 25. Rxe5 Bh3 26. Rae1 b6 27. Ne6 Bxe6 28. Rxe6 Qc2 29. Qe5 *", + "Moves": "c2f2 g1h1 f2f1 e1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "2Q5/5ppk/2K4p/2Q5/1p6/1P6/8/q2q4 w - - 1 46", + "PGN": "1. d4 Nf6 2. Nc3 e6 3. Bf4 Bb4 4. Qd3 Bxc3+ 5. Qxc3 Nd5 6. Qg3 Nxf4 7. Qxf4 O-O 8. e4 b6 9. Bd3 Ba6 10. O-O-O Bxd3 11. Rxd3 Nc6 12. c3 a5 13. Rh3 b5 14. d5 Ne7 15. d6 cxd6 16. Qxd6 b4 17. c4 Rc8 18. b3 a4 19. Kb2 a3+ 20. Kb1 Nc6 21. f4 Qf6 22. e5 Qxf4 23. Qd3 h6 24. Ne2 Qxe5 25. Qc2 Nd4 26. Nxd4 Qxd4 27. Rd1 Qf6 28. Rxd7 Rfd8 29. Rhd3 Rxd7 30. Rxd7 Rd8 31. Rxd8+ Qxd8 32. Qe2 Qd4 33. Qc2 Qg1+ 34. Qc1 Qxg2 35. c5 Qxh2 36. c6 Qc7 37. Qc5 e5 38. Kc2 e4 39. Kd2 Qh2+ 40. Ke3 Qxa2 41. Kxe4 Qb1+ 42. Kd5 a2 43. c7 Qd1+ 44. Kc6 a1=Q 45. c8=Q+ Kh7 *", + "Moves": "c5f5 g7g6 f5f7 a1g7 c8g8", + "MovesSAN": "Q5f5+ g6 Qxf7+ Qg7 Qcg8#", + "Themes": "endgame long mate mateIn3 queenEndgame" + }, + { + "FEN": "8/2P3k1/6p1/7p/R6K/1P3r2/P1R4P/6r1 b - - 0 45", + "PGN": "1. e4 c5 2. Nc3 a6 3. f4 Nc6 4. g3 g6 5. Bg2 Bg7 6. d3 e6 7. Nf3 Nge7 8. O-O O-O 9. Kh1 Nd4 10. Be3 Nec6 11. Ne2 Nxf3 12. Bxf3 b6 13. e5 Bb7 14. c3 d6 15. d4 Na5 16. Bxb7 Nxb7 17. Ng1 f6 18. exf6 Bxf6 19. dxc5 bxc5 20. Qf3 Qc7 21. Qe4 Rfe8 22. Nf3 Rad8 23. Rad1 Na5 24. b3 Qc6 25. Qxc6 Nxc6 26. c4 e5 27. fxe5 Nxe5 28. Nxe5 Bxe5 29. Bg5 Rd7 30. Rfe1 Rf7 31. Kg2 Ref8 32. Re2 Kg7 33. Rdd2 h6 34. Be3 Rf1 35. Bxc5 Bxg3 36. Bxd6 Bxd6 37. Rxd6 Rb1 38. Rxa6 h5 39. Rc2 Rbf1 40. c5 R1f4 41. Ra4 R4f5 42. c6 Rg5+ 43. Kh3 Rf3+ 44. Kh4 Rg1 45. c7 *", + "Moves": "g6g5 h4h5 f3h3 a4h4 h3h4", + "MovesSAN": "g5+ Kxh5 Rh3+ Rh4 Rxh4#", + "Themes": "endgame long mate mateIn3 rookEndgame" + }, + { + "FEN": "r5k1/pp3Np1/5qp1/2N2r2/8/2P5/PPQRRnPP/6K1 b - - 0 22", + "PGN": "1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Ng5 Bf5 6. c3 e6 7. N1f3 Bd6 8. Bd3 Bg6 9. O-O O-O 10. Re1 Nbd7 11. Be3 c5 12. dxc5 Nxc5 13. Bxg6 hxg6 14. Qc2 Qe7 15. Rad1 Rfd8 16. Bxc5 Bxc5 17. Ne5 Rd5 18. Nexf7 Rf5 19. Rd2 Ng4 20. Ree2 Qf6 21. Nxe6 Nxf2 22. Nxc5 *", + "Moves": "f2h3 g2h3 f5f1 g1g2 f6f3", + "MovesSAN": "Nh3+ gxh3 Rf1+ Kg2 Qf3#", + "Themes": "clearance kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "N4rk1/4R2p/p4qp1/n1p5/P2pQ3/3P4/1PP2PPP/4R1K1 b - - 0 26", + "PGN": "1. e4 c5 2. Bc4 e6 3. d3 d5 4. exd5 exd5 5. Bb3 b5 6. a3 Nf6 7. Nf3 Bb7 8. Nc3 Be7 9. Nxb5 d4 10. a4 O-O 11. O-O Nc6 12. Bg5 Na5 13. Ba2 Bd5 14. Bxd5 Nxd5 15. Bxe7 Qxe7 16. Re1 Qf6 17. Re5 Rfd8 18. Qe2 Nf4 19. Qe4 Ne6 20. Re1 a6 21. Ng5 g6 22. Nxe6 fxe6 23. Rxe6 Qf7 24. Re7 Qf6 25. Nc7 Rf8 26. Nxa8 *", + "Moves": "f6f2 g1h1 f2f1 e1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "8/1r3pkp/2R5/5PPK/8/2b5/8/8 w - - 11 58", + "PGN": "1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Qxd4 Nf6 5. Nc3 Nc6 6. Qa4 d6 7. e5 dxe5 8. Nxe5 Bg7 9. Nxc6 bxc6 10. Qxc6+ Bd7 11. Qf3 O-O 12. Bd3 Qb6 13. O-O Bg4 14. Qe3 Qb4 15. a3 Qb7 16. h3 Be6 17. Bd2 Rfd8 18. b4 Rac8 19. Rab1 Nd5 20. Nxd5 Bxd5 21. Qg3 e5 22. Rfe1 e4 23. c4 Bxc4 24. Bxc4 Rxc4 25. Rbd1 Rcd4 26. Qb3 Rxd2 27. Rxd2 Rxd2 28. Qe3 Rd3 29. Qxe4 Qxe4 30. Rxe4 Rxa3 31. Re8+ Bf8 32. g4 Kg7 33. Rb8 a6 34. Rb6 Rb3 35. Rxa6 Rxb4 36. Kg2 Rb2 37. Kg3 Bc5 38. f4 Rb3+ 39. Kg2 Be3 40. Ra4 Bb6 41. g5 Bc7 42. h4 Bd6 43. Re4 Bc5 44. Rc4 Ba3 45. Ra4 Bc1 46. Rc4 Rb2+ 47. Kf3 Rb1 48. Kg4 Ba3 49. Ra4 Rb3 50. h5 gxh5+ 51. Kxh5 Bb2 52. f5 Rh3+ 53. Kg4 Ra3 54. Rb4 Bc3 55. Rc4 Rb3 56. Rc6 Rb4+ 57. Kh5 Rb7 *", + "Moves": "f5f6 c3f6 g5f6 g7h8 c6c8", + "MovesSAN": "f6+ Bxf6 gxf6+ Kh8 Rc8#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "3r3r/kp3R2/pNppn2p/4p3/2P1P1q1/3P2P1/PP3Q1K/7R w - - 0 30", + "PGN": "1. c4 e5 2. e4 Bc5 3. Nc3 d6 4. h3 a6 5. g3 h6 6. Bg2 Be6 7. d3 Nc6 8. Nge2 Nge7 9. O-O g5 10. Kh2 Ng6 11. f4 g4 12. f5 gxh3 13. Bxh3 Bxf5 14. Bxf5 Nge7 15. Ng1 Nxf5 16. Rxf5 Qd7 17. Qh5 O-O-O 18. Rxf7 Qe8 19. Qf5+ Kb8 20. Bd2 Qg8 21. Nd5 Bxg1+ 22. Rxg1 Nd4 23. Qf2 Qg4 24. Rh1 c6 25. Nb6 Ka7 26. Be3 Ne6 27. Na4+ Kb8 28. Ba7+ Ka8 29. Nb6+ Kxa7 *", + "Moves": "b6c8 a7b8 f2a7 b8c8 a7b7", + "MovesSAN": "Nc8+ Kb8 Qa7+ Kxc8 Qxb7#", + "Themes": "doubleCheck long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "1k6/ppp2p2/5n1r/6p1/2Pq2B1/1P4b1/P3QP1P/4R1K1 w - - 0 30", + "PGN": "1. g3 e5 2. Nf3 Nc6 3. Bg2 d6 4. O-O Bg4 5. d4 Qf6 6. c3 O-O-O 7. e3 Bxf3 8. Bxf3 d5 9. e4 dxe4 10. Bg4+ Kb8 11. Nd2 exd4 12. Nxe4 Qe7 13. c4 d3 14. b3 Nb4 15. Bf4 Qxe4 16. Re1 Qd4 17. Rc1 d2 18. Bxd2 Nd3 19. Re3 Qb2 20. Rxd3 Rxd3 21. Rc2 Qd4 22. Bf5 Rf3 23. Qxf3 Nf6 24. Qe2 Bd6 25. Bg5 h6 26. Bxh6 Rxh6 27. Bg4 Be5 28. Rc1 g5 29. Re1 Bxg3 *", + "Moves": "e2e8 f6e8 e1e8 d4d8 e8d8", + "MovesSAN": "Qe8+ Nxe8 Rxe8+ Qd8 Rxd8#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r2r1b2/pp3p1k/2p2P2/6R1/4p1p1/3P4/Pq1B2K1/R7 w - - 2 31", + "PGN": "1. e4 Nf6 2. e5 Nd5 3. Nc3 Nb6 4. d4 d6 5. f4 g6 6. Nf3 Bg7 7. Be3 Bg4 8. h3 Bxf3 9. Qxf3 c6 10. Bd3 N8d7 11. O-O O-O 12. Ne4 Qc7 13. exd6 exd6 14. f5 Nd5 15. Bg5 Bxd4+ 16. Kh1 Ne5 17. Qf4 Nxf4 18. Bxf4 Nxd3 19. cxd3 Be5 20. Bh6 Bg7 21. Bf4 Rfd8 22. f6 Bf8 23. h4 h5 24. g4 hxg4 25. h5 gxh5 26. Kg2 Qb6 27. Rh1 Qxb2+ 28. Bd2 d5 29. Rxh5 dxe4 30. Rg5+ Kh7 *", + "Moves": "a1h1 f8h6 g5g7 h7h8 h1h6", + "MovesSAN": "Rh1+ Bh6 Rg7+ Kh8 Rxh6#", + "Themes": "deflection exposedKing long master mate mateIn3 middlegame pin" + }, + { + "FEN": "8/6k1/1PQ2p1p/q5p1/P7/4pP2/4B1PP/4R1K1 b - - 0 40", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e5 7. Nb3 Be7 8. O-O O-O 9. Be3 Be6 10. Nd5 Bxd5 11. exd5 Nbd7 12. Qd2 b5 13. Na5 Rb8 14. Nc6 Qc7 15. Nxe7+ Kh8 16. Nc6 Rbc8 17. c4 bxc4 18. Bxc4 Nb8 19. Rfc1 Nxc6 20. dxc6 Ne4 21. Qd3 Nc5 22. Bxc5 dxc5 23. Bxa6 Rcd8 24. Qb5 e4 25. Qxc5 Rfe8 26. b4 Rd2 27. Rd1 Rxd1+ 28. Rxd1 Rd8 29. Re1 Re8 30. Be2 h6 31. b5 Re5 32. Qd4 f6 33. a4 e3 34. f3 g5 35. Qd7 Qb6 36. c7 Rc5 37. c8=Q+ Rxc8 38. Qxc8+ Kg7 39. Qc6 Qa5 40. b6 *", + "Moves": "a5e1 e2f1 e1f2 g1h1 f2f1", + "MovesSAN": "Qxe1+ Bf1 Qf2+ Kh1 Qxf1#", + "Themes": "deflection endgame fork hangingPiece long mate mateIn3" + }, + { + "FEN": "3q3k/6p1/7r/2b1p2n/1pB1N3/8/P3Q1PP/5R1K b - - 0 33", + "PGN": "1. e4 c5 2. f4 e6 3. Bc4 d5 4. exd5 exd5 5. Qe2+ Be7 6. Bb5+ Bd7 7. Nf3 Nf6 8. O-O O-O 9. Bd3 Nc6 10. Ne5 Nb8 11. b3 Bd6 12. Bb2 a6 13. Qf3 b5 14. Nxd7 Nbxd7 15. c4 dxc4 16. bxc4 Rb8 17. cxb5 axb5 18. Qh3 c4 19. Bc2 Bc5+ 20. Kh1 b4 21. Be5 Rb5 22. d4 cxd3 23. Bxd3 Rb6 24. Nd2 Nxe5 25. fxe5 Nh5 26. Bxh7+ Kh8 27. Bd3 Rh6 28. Qf3 f6 29. Rae1 Kg8 30. Ne4 fxe5 31. Bc4+ Kh8 32. Qe2 Rxf1+ 33. Rxf1 *", + "Moves": "h5g3 e4g3 h6h2 h1h2 d8h4", + "MovesSAN": "Ng3+ Nxg3 Rxh2+ Kxh2 Qh4#", + "Themes": "attraction discoveredAttack long mate mateIn3 middlegame pin sacrifice" + }, + { + "FEN": "5rk1/p5pp/1pp1pq2/4R3/3P4/7Q/P4PPP/4R1K1 b - - 0 24", + "PGN": "1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 dxc4 5. e4 Be7 6. Bxc4 O-O 7. e5 Ne8 8. O-O b6 9. Be3 Ba6 10. Bxa6 Nxa6 11. Nd2 c6 12. Qf3 Nac7 13. Nde4 Nd5 14. Bd2 f6 15. exf6 Bxf6 16. Nxf6+ Rxf6 17. Qh3 Nd6 18. Bg5 Nxc3 19. bxc3 Qf8 20. Bxf6 Qxf6 21. Rae1 Nf5 22. Re5 Rf8 23. Rfe1 Nxd4 24. cxd4 *", + "Moves": "f6f2 g1h1 f2f1 e1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "1r3k2/8/4B1pp/4Q3/1q6/2p4P/6PK/8 w - - 6 45", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. c3 d5 4. exd5 Qxd5 5. d4 e5 6. Be2 cxd4 7. c4 Qd8 8. O-O Bf5 9. Na3 Bxa3 10. bxa3 e4 11. Ng5 e3 12. fxe3 Qxg5 13. exd4 Qg6 14. Bh5 Qf6 15. d5 Qxa1 16. dxc6 Rd8 17. Qe2+ Ne7 18. Bb2 Qxa2 19. Rxf5 O-O 20. Qxe7 Qb1+ 21. Rf1 Qxb2 22. Bxf7+ Kh8 23. h3 Qd4+ 24. Kh1 bxc6 25. Re1 Qf2 26. Bh5 Qf6 27. Qxa7 Ra8 28. Qb7 Rxa3 29. Qb4 Ra1 30. Bf3 c5 31. Qd2 Qd4 32. Qe2 Rxe1+ 33. Qxe1 Qxc4 34. Qe7 Rb8 35. Qe5 Qb5 36. Kh2 c4 37. Qc7 Qb4 38. Bg4 c3 39. Bc8 h6 40. Qd8+ Kh7 41. Bf5+ g6 42. Qc7+ Kh8 43. Qe5+ Kg8 44. Be6+ Kf8 *", + "Moves": "e5f6 f8e8 f6f7 e8d8 f7d7", + "MovesSAN": "Qf6+ Ke8 Qf7+ Kd8 Qd7#", + "Themes": "endgame exposedKing long mate mateIn3" + }, + { + "FEN": "2k2r2/ppp4p/8/4b3/4N1r1/2PQP1P1/PP5q/2KR4 w - - 2 28", + "PGN": "1. d4 e5 2. dxe5 Nc6 3. e6 fxe6 4. Nf3 d5 5. Bg5 Be7 6. Bf4 g5 7. Bg3 Nf6 8. Nd4 Bd7 9. e3 e5 10. Nxc6 Bxc6 11. Nd2 Bd6 12. Be2 Qe7 13. Bh5+ Nxh5 14. Qxh5+ Qf7 15. Qxg5 Rg8 16. Qh4 Bd7 17. Bxe5 Bxe5 18. O-O-O Rg4 19. Qh3 O-O-O 20. Qf3 Qg7 21. c3 Rf8 22. Qxd5 Rxf2 23. g3 Bc6 24. Qd3 Bxh1 25. Rxh1 Qh6 26. Rd1 Qxh2 27. Ne4 Rf8 *", + "Moves": "d3d7 c8b8 d7d8 f8d8 d1d8", + "MovesSAN": "Qd7+ Kb8 Qd8+ Rxd8 Rxd8#", + "Themes": "backRankMate fork long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "6k1/p1p4p/1p2bp2/3Q4/6q1/3P4/PPP1r1PP/5RK1 w - - 2 22", + "PGN": "1. e4 e5 2. Nc3 Nf6 3. f4 Nc6 4. fxe5 Nxe5 5. d3 Bb4 6. Bd2 Bxc3 7. Bxc3 d6 8. Be2 O-O 9. Nf3 Nxf3+ 10. Bxf3 d5 11. exd5 Re8+ 12. Be2 Nxd5 13. O-O Ne3 14. Qd2 Nxf1 15. Rxf1 b6 16. Qf4 f6 17. Qg3 Rxe2 18. Bxf6 Qd7 19. Qf3 Qg4 20. Qxa8 gxf6 21. Qd5+ Be6 *", + "Moves": "d5d8 g8f7 f1f6 f7g7 d8f8", + "MovesSAN": "Qd8+ Kf7 Rxf6+ Kg7 Qf8#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "2r2r2/2q1npk1/p3pNpp/1p1pP3/1P3P1Q/P4R2/2P3PP/2R4K w - - 2 25", + "PGN": "1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. f4 c5 6. Nf3 Nc6 7. Be3 cxd4 8. Nxd4 Nxd4 9. Bxd4 Bc5 10. Bxc5 Nxc5 11. Bb5+ Bd7 12. Bxd7+ Qxd7 13. Qd2 O-O 14. O-O a6 15. Kh1 b5 16. b4 Nb7 17. a3 g6 18. Rad1 Rac8 19. Ne4 Qc7 20. Nf6+ Kg7 21. Rc1 Nd8 22. Qf2 Nc6 23. Qh4 h6 24. Rf3 Ne7 *", + "Moves": "h4h6 g7h6 f3h3 h6g7 h3h7", + "MovesSAN": "Qxh6+ Kxh6 Rh3+ Kg7 Rh7#", + "Themes": "attraction hookMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "4k3/p2R1p2/3p2p1/r1bN2P1/5P2/5K2/8/8 w - - 1 38", + "PGN": "1. f4 Nh6 2. Nf3 d5 3. e3 g6 4. d4 Bg7 5. Bd3 Bf5 6. O-O Bxd3 7. Qxd3 Nf5 8. b3 c6 9. Ba3 Nd7 10. Nbd2 O-O 11. c3 Re8 12. e4 dxe4 13. Nxe4 Nf6 14. Nxf6+ Bxf6 15. Ne5 Qd5 16. Rae1 Rad8 17. Qc4 Qxc4 18. bxc4 Nd6 19. Bxd6 exd6 20. Ng4 Bg7 21. Kf2 h5 22. Ne3 c5 23. Rd1 cxd4 24. cxd4 Re4 25. Nd5 Rxd4 26. Rxd4 Bxd4+ 27. Kf3 Re8 28. Rd1 Bg7 29. a4 Kf8 30. a5 Rc8 31. Rb1 Rxc4 32. Rxb7 Bd4 33. h3 Ra4 34. Rd7 Bc5 35. g4 hxg4+ 36. hxg4 Rxa5 37. g5 Ke8 *", + "Moves": "d5f6 e8f8 d7d8 f8e7 d8e8", + "MovesSAN": "Nf6+ Kf8 Rd8+ Ke7 Re8#", + "Themes": "endgame hookMate long master mate mateIn3" + }, + { + "FEN": "2r3k1/pp3ppp/8/3p4/3P4/1P2PQPq/P1r4P/R4RK1 w - - 1 25", + "PGN": "1. f4 d5 2. Nf3 c5 3. e3 Nc6 4. Be2 e5 5. b3 e4 6. Ne5 Nxe5 7. fxe5 Qe7 8. O-O Qxe5 9. c3 Nf6 10. d3 Bd6 11. g3 O-O 12. d4 cxd4 13. cxd4 Qg5 14. Qe1 Ng4 15. Bxg4 Qxg4 16. Kg2 Qh3+ 17. Kg1 Bg4 18. Ba3 Bxa3 19. Nxa3 Bf3 20. Qf2 Rac8 21. Nc2 Rc3 22. Ne1 Rfc8 23. Nxf3 exf3 24. Qxf3 Rc2 *", + "Moves": "f3f7 g8h8 f7f8 c8f8 f1f8", + "MovesSAN": "Qxf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "8/5RR1/2bp4/1pk5/p7/P7/BPP4r/1K6 b - - 1 43", + "PGN": "1. e4 g6 2. d4 Bg7 3. Nf3 b6 4. Nc3 Bb7 5. Bg5 d6 6. Be2 Nd7 7. Qd2 h6 8. Be3 Ngf6 9. h3 Nxe4 10. Nxe4 Bxe4 11. O-O-O Bb7 12. g4 e6 13. g5 h5 14. Rhg1 Qe7 15. Kb1 O-O-O 16. h4 Kb8 17. Qb4 Rde8 18. a3 Rhg8 19. Rg3 a5 20. Qa4 Rd8 21. Bb5 e5 22. dxe5 Nxe5 23. Nxe5 Qxe5 24. Bd4 Qe4 25. Bxg7 Qxa4 26. Bxa4 Rxg7 27. Re3 Rgg8 28. Rde1 Rgf8 29. Re7 Ba6 30. Be8 f6 31. Bxg6 fxg5 32. hxg5 Rxf2 33. Bxh5 Bb5 34. g6 Rg8 35. Rh1 Bc6 36. Rg1 Kb7 37. g7 Rh2 38. Bf7 Rxg7 39. Rxg7 b5 40. Bb3 Kb6 41. Rxc7 Kc5 42. Rcf7 a4 43. Ba2 *", + "Moves": "h2h1 g7g1 h1g1 f7f1 g1f1", + "MovesSAN": "Rh1+ Rg1 Rxg1+ Rf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "r2q1rk1/1p1n1pp1/p7/3p2b1/3P4/2NB1p2/PPQ2Pb1/1K1R3R w - - 4 20", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. cxd5 exd5 5. Bg5 Be7 6. Nc3 O-O 7. e3 h6 8. Bxf6 Bxf6 9. Bd3 Be6 10. h3 Nd7 11. Qd2 a6 12. g4 c5 13. g5 hxg5 14. Rg1 cxd4 15. exd4 Bxh3 16. O-O-O g4 17. Kb1 gxf3 18. Rh1 Bg5 19. Qc2 Bg2 *", + "Moves": "d3h7 g8h8 h7g8 h8g8 c2h7", + "MovesSAN": "Bh7+ Kh8 Bg8+ Kxg8 Qh7#", + "Themes": "attraction discoveredAttack kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "3r1rk1/pP4pp/4p3/4Q3/1R6/P3P3/1B2qPPP/5RK1 b - - 0 24", + "PGN": "1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 Bb4 5. e3 O-O 6. Bd3 dxc4 7. Bxc4 c5 8. a3 Bxc3+ 9. bxc3 Qc7 10. Ba2 b5 11. O-O Bb7 12. Bb2 Nbd7 13. Rc1 Nb6 14. c4 Nxc4 15. Bxc4 bxc4 16. Rxc4 Ne4 17. dxc5 Qc6 18. Ne5 Qb5 19. Rb4 Qa6 20. Qc2 f6 21. c6 fxe5 22. cxb7 Rad8 23. Qxe4 Qe2 24. Qxe5 *", + "Moves": "e2f2 f1f2 d8d1 f2f1 d1f1", + "MovesSAN": "Qxf2+ Rxf2 Rd1+ Rf1 Rdxf1#", + "Themes": "long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "5rk1/p4ppp/4p3/8/8/2q1PQ2/1r4PP/3R1RK1 w - - 6 30", + "PGN": "1. e4 c6 2. Nf3 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Nc5 e6 6. d4 Bxc5 7. dxc5 Qa5+ 8. Bd2 Qxc5 9. b4 Qxc2 10. Qe2 Ne7 11. Nd4 Qb2 12. Nb3 Bc2 13. Bc1 Qc3+ 14. Bd2 Qf6 15. Rc1 Bxb3 16. axb3 O-O 17. b5 cxb5 18. Qxb5 Nbc6 19. Qxb7 Qe5+ 20. Be2 Nd4 21. Be3 Nxe2 22. Kxe2 Qb2+ 23. Ke1 Nd5 24. Rd1 Nxe3 25. fxe3 Rfb8 26. Qf3 Qxb3 27. Rf1 Qc3+ 28. Kf2 Rb2+ 29. Kg1 Rf8 *", + "Moves": "f3f7 f8f7 d1d8 f7f8 d8f8", + "MovesSAN": "Qxf7+ Rxf7 Rd8+ Rf8 Rdxf8#", + "Themes": "endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "5k2/2PR4/3K2p1/7p/2r4P/4R3/2r5/8 w - - 3 44", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d3 d5 5. exd5 Nxd5 6. Nxd5 Qxd5 7. c4 Qd8 8. g3 Bf5 9. Be2 Bc5 10. O-O O-O 11. Be3 Nd4 12. Bxd4 Bxd4 13. Nxd4 exd4 14. Qc2 c5 15. Rad1 Re8 16. Bf3 Qc7 17. Qb3 g6 18. Qxb7 Qxb7 19. Bxb7 Rab8 20. Bc6 Re2 21. b3 Rxa2 22. Ba4 h5 23. Rfe1 a6 24. h4 Bg4 25. Ra1 Rd2 26. Re5 Rxd3 27. Rxc5 Bd1 28. Rd5 Bxb3 29. Bxb3 Rbxb3 30. Rxa6 Rd1+ 31. Kg2 d3 32. Rad6 Rc3 33. c5 Kg7 34. c6 Rd2 35. Kf3 Rcc2 36. Rxd3 Rxf2+ 37. Ke4 f5+ 38. Kd5 Kf7 39. Rd7+ Ke8 40. Kd6 f4 41. gxf4 Rxf4 42. c7 Rfc4 43. Re3+ Kf8 *", + "Moves": "d7d8 f8g7 e3e7 g7f6 d8f8", + "MovesSAN": "Rd8+ Kg7 Re7+ Kf6 Rf8#", + "Themes": "endgame exposedKing long mate mateIn3 rookEndgame" + }, + { + "FEN": "6k1/2pr2p1/1p2R1Bp/p1qn4/P7/8/6PP/4R2K w - - 0 43", + "PGN": "1. Nf3 d5 2. b4 e6 3. b5 b6 4. Bb2 f5 5. e3 Nf6 6. c4 Bb7 7. Qb3 Be7 8. a4 a6 9. Be2 a5 10. Nc3 Nbd7 11. O-O Nc5 12. Qc2 O-O 13. Ne5 Nfe4 14. cxd5 Nxc3 15. Bxc3 Bxd5 16. Nc6 Bxc6 17. bxc6 Bf6 18. Bc4 Bxc3 19. Qxc3 Qd6 20. d4 Ne4 21. Qd3 Rad8 22. Rfc1 Qxc6 23. Bb5 Qd6 24. Rc6 Qe7 25. Rac1 Rd7 26. Qc4 Nd6 27. Qc2 Ne8 28. Qa2 Rf6 29. Ba6 Nd6 30. f3 h6 31. Qc2 Rf7 32. e4 fxe4 33. fxe4 Qh4 34. Bd3 Qf4 35. Re1 Ne8 36. d5 exd5 37. exd5 Nf6 38. Bg6 Rfe7 39. Rce6 Qd4+ 40. Kh1 Nxd5 41. Qc6 Qc5 42. Qxd7 Rxd7 *", + "Moves": "e6e8 c5f8 e8f8 g8f8 e1e8", + "MovesSAN": "Re8+ Qf8 Rxf8+ Kxf8 Re8#", + "Themes": "attraction endgame long mate mateIn3" + }, + { + "FEN": "3r2k1/1bp2ppp/1p3P2/p3p3/3q4/6P1/PPP2QBP/2B2R1K b - - 0 24", + "PGN": "1. Nf3 Nf6 2. g3 b6 3. Bg2 Bb7 4. d3 e6 5. O-O d6 6. e4 e5 7. Nbd2 Be7 8. Nh4 O-O 9. Nf5 Re8 10. Nxe7+ Qxe7 11. Nc4 Nbd7 12. f4 a5 13. f5 d5 14. Nd2 dxe4 15. Nxe4 Nxe4 16. dxe4 Rad8 17. Qe2 Nc5 18. f6 Qd6 19. Be3 Nxe4 20. Rad1 Qb4 21. Rxd8 Rxd8 22. Bc1 Qd4+ 23. Kh1 Nf2+ 24. Qxf2 *", + "Moves": "d4f2 f1f2 d8d1 f2f1 d1f1", + "MovesSAN": "Qxf2 Rxf2 Rd1+ Rf1 Rxf1#", + "Themes": "clearance fork long mate mateIn3 middlegame pin" + }, + { + "FEN": "5rk1/R4ppp/8/2pPp3/4PQ2/3q3P/2r3P1/5RK1 w - - 0 26", + "PGN": "1. e4 e5 2. Nf3 d6 3. Bc4 Bg4 4. h3 Bxf3 5. Qxf3 Nf6 6. Nc3 Be7 7. Nd5 O-O 8. d3 c6 9. Nxf6+ Bxf6 10. O-O c5 11. Bd5 Nc6 12. Bd2 Nd4 13. Qd1 Rb8 14. c3 Nb5 15. a4 Nc7 16. c4 Nxd5 17. cxd5 b5 18. axb5 Rxb5 19. Rxa7 Rxb2 20. Qc1 Qb8 21. f4 Qb3 22. fxe5 Bxe5 23. Bf4 Qxd3 24. Bxe5 Rc2 25. Qf4 dxe5 *", + "Moves": "f4f7 f8f7 a7a8 f7f8 f1f8", + "MovesSAN": "Qxf7+ Rxf7 Ra8+ Rf8 Rfxf8#", + "Themes": "endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "7k/p2R2p1/6QB/P2pb3/8/5PPP/2r5/r4RK1 b - - 2 42", + "PGN": "1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nf3 e6 5. Be2 Bb4+ 6. c3 Ba5 7. b4 Bc7 8. O-O Ne7 9. Ng5 h6 10. Nf3 O-O 11. a4 Nd7 12. b5 f6 13. bxc6 bxc6 14. exf6 Nxf6 15. Ne5 Ng6 16. Nxg6 Bxg6 17. Bh5 Qe8 18. Bxg6 Qxg6 19. Qf3 Ne4 20. Qh3 e5 21. dxe5 Bxe5 22. f3 Nxc3 23. Nxc3 Bxc3 24. Ra3 Bb4 25. Rb3 Bc5+ 26. Kh1 Qc2 27. Rb2 Qg6 28. Rb7 Rab8 29. Rd7 Rb1 30. a5 Qc2 31. Qe6+ Kh8 32. Qg6 Bd4 33. Qxc2 Rfb8 34. Qxc6 Be3 35. Qg6 Bd4 36. h3 Ra1 37. Kh2 Rc8 38. Bxh6 Be5+ 39. Kg1 Bd4+ 40. Kh2 Be5+ 41. g3 Rc2+ 42. Kg1 *", + "Moves": "e5d4 h6e3 d4e3 g1h1 a1f1", + "MovesSAN": "Bd4+ Be3 Bxe3+ Kh1 Rxf1#", + "Themes": "exposedKing long mate mateIn3 middlegame" + }, + { + "FEN": "RQ3bk1/5q1p/2p3p1/1pP1N3/1P1Pr3/7P/5PP1/6K1 b - - 8 31", + "PGN": "1. d4 d5 2. Nf3 g6 3. c4 c6 4. e3 Bg7 5. Bd3 Nf6 6. Nbd2 O-O 7. O-O Bg4 8. Qc2 Qc7 9. h3 Bxf3 10. Nxf3 Nbd7 11. c5 b6 12. b4 b5 13. a4 a6 14. axb5 axb5 15. Bd2 Rxa1 16. Rxa1 e5 17. Be2 exd4 18. exd4 Ne4 19. Be3 f5 20. Ra2 f4 21. Bd2 Nxd2 22. Qxd2 Nf6 23. Bd3 Ne4 24. Qc2 Qd7 25. Bxe4 dxe4 26. Qxe4 Re8 27. Qxf4 Qd5 28. Ra7 Re4 29. Qb8+ Bf8 30. Ra8 Qf7 31. Ne5 *", + "Moves": "e4e1 g1h2 f7f4 g2g3 f4f2", + "MovesSAN": "Re1+ Kh2 Qf4+ g3 Qxf2#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "6k1/p4pp1/7p/8/8/1P1P4/P1rq3P/4RQ1K w - - 2 35", + "PGN": "1. e3 e5 2. e4 Nf6 3. Nc3 d5 4. exd5 c6 5. dxc6 Bc5 6. cxb7 Bxb7 7. Bb5+ Nc6 8. Nf3 e4 9. Ng5 O-O 10. O-O Nd4 11. Bc4 h6 12. Nh3 Nd7 13. Ne2 Ne5 14. Nxd4 Qxd4 15. Be2 Rad8 16. Rb1 Rfe8 17. b3 e3 18. fxe3 Qe4 19. Bf3 Nxf3+ 20. gxf3 Qg6+ 21. Kh1 Bxe3 22. d3 Qf5 23. Bxe3 Rxe3 24. Ng1 Rd6 25. Kg2 Rg6+ 26. Kf2 Rxg1 27. Kxg1 Qg5+ 28. Kh1 Qf4 29. Qc1 Bxf3+ 30. Rxf3 Qxf3+ 31. Kg1 Re2 32. Qf1 Qe3+ 33. Kh1 Rxc2 34. Re1 Qd2 *", + "Moves": "e1e8 g8h7 f1f5 g7g6 f5f7", + "MovesSAN": "Re8+ Kh7 Qf5+ g6 Qxf7#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "6Q1/pp3p2/2n2P2/3pPkp1/P2P1b2/1P6/1q2NK1P/8 w - - 8 34", + "PGN": "1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. Bd3 c5 6. c3 Nc6 7. Ne2 Be7 8. O-O Nb6 9. b3 Bd7 10. f4 Rc8 11. Nf3 cxd4 12. cxd4 Nb4 13. Bb1 Bb5 14. Ba3 Qc7 15. Bxb4 Bxb4 16. Bd3 Bxd3 17. Qxd3 Qc2 18. Qe3 O-O 19. Rfc1 Qb2 20. a4 Rxc1+ 21. Rxc1 Rc8 22. Rxc8+ Nxc8 23. Kf2 Ne7 24. g4 Nc6 25. f5 exf5 26. gxf5 h6 27. f6 g5 28. Nxg5 Bd2 29. Qg3 hxg5 30. Qg4 Bf4 31. Qc8+ Kh7 32. Qf8 Kg6 33. Qg8+ Kf5 *", + "Moves": "g8h7 f5e6 h7h3 g5g4 h3g4", + "MovesSAN": "Qh7+ Ke6 Qh3+ g4 Qxg4#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "1r1qn1rk/1p3p1p/p2p4/3PnNpQ/P1p1P3/6R1/1P3PPP/3NR1K1 w - - 4 26", + "PGN": "1. Nf3 Nf6 2. d4 e6 3. c4 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. e4 Bg7 8. Bb5+ Bd7 9. a4 a6 10. Be2 Bg4 11. Nd2 Bxe2 12. Qxe2 O-O 13. O-O Nbd7 14. Nc4 Qe7 15. Bf4 Ne8 16. Rfe1 g5 17. Bg3 Ne5 18. Ne3 Ng6 19. Nf5 Qd8 20. Ra3 Be5 21. Rb3 Rb8 22. Bxe5 Nxe5 23. Nd1 c4 24. Rg3 Kh8 25. Qh5 Rg8 *", + "Moves": "h5h7 h8h7 g3h3 h7g6 h3h6", + "MovesSAN": "Qxh7+ Kxh7 Rh3+ Kg6 Rh6#", + "Themes": "attraction hookMate kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r4rk1/p4Npp/8/2p5/2Q1p3/P7/1q3PPP/5RK1 w - - 2 30", + "PGN": "1. d4 d5 2. c4 e6 3. e3 Bb4+ 4. Bd2 Bxd2+ 5. Nxd2 Nf6 6. Ngf3 O-O 7. cxd5 Nxd5 8. a3 b6 9. Bc4 Ba6 10. Bxa6 Nxa6 11. O-O c5 12. e4 Ndc7 13. dxc5 Nxc5 14. Qe2 Nd3 15. Rab1 Na6 16. Nb3 Ndc5 17. Rbd1 Qe7 18. Nbd4 e5 19. Nc6 Qc7 20. Ncxe5 f6 21. Nc4 f5 22. e5 Ne4 23. Nd6 Nac5 24. Qc4+ Kh8 25. Nxe4 fxe4 26. Ng5 Qxe5 27. Rd5 Qxb2 28. Rxc5 bxc5 29. Nf7+ Kg8 *", + "Moves": "f7h6 g8h8 c4g8 f8g8 h6f7", + "MovesSAN": "Nh6+ Kh8 Qg8+ Rxg8 Nf7#", + "Themes": "doubleCheck endgame long mate mateIn3 sacrifice smotheredMate" + }, + { + "FEN": "4r1k1/5p1p/2B2bp1/pp3b2/8/P1P4P/1P3PPB/RN2rRK1 b - - 2 25", + "PGN": "1. d4 Nf6 2. Bf4 g6 3. Nf3 Bg7 4. e3 d6 5. Bd3 O-O 6. h3 c5 7. c3 cxd4 8. exd4 Nd5 9. Bh2 Qb6 10. Qc2 Re8 11. O-O e5 12. Bc4 Be6 13. dxe5 dxe5 14. Nxe5 Nc6 15. Nxc6 Qxc6 16. Bb3 b5 17. a3 a5 18. Ba2 Bf5 19. Qd2 Rad8 20. Qg5 Bf6 21. Qg3 Re2 22. Qf3 Rde8 23. Qxd5 Qxd5 24. Bxd5 Re1 25. Bc6 *", + "Moves": "e1f1 g1f1 f5d3 f1g1 e8e1", + "MovesSAN": "Rxf1+ Kxf1 Bd3+ Kg1 Re1#", + "Themes": "attraction backRankMate long mate mateIn3 middlegame" + }, + { + "FEN": "6k1/pp3pp1/6q1/2b3N1/3QR2P/8/2q2PK1/8 w - - 0 33", + "PGN": "1. e4 e6 2. Nf3 d5 3. exd5 exd5 4. d4 Nf6 5. Bg5 Be7 6. Bd3 O-O 7. O-O Bg4 8. Nbd2 c6 9. Re1 Nbd7 10. c3 Re8 11. Qc2 h6 12. Bh4 Qb6 13. Bg3 Rac8 14. Re2 c5 15. Rae1 Bf8 16. Rxe8 Nxe8 17. Bf5 Bxf5 18. Qxf5 Ndf6 19. Be5 Rd8 20. dxc5 Qxb2 21. c4 Qxa2 22. Bxf6 Nxf6 23. g4 dxc4 24. g5 hxg5 25. Qxg5 c3 26. Ne4 Nxe4 27. Rxe4 c2 28. Qxd8 c1=Q+ 29. Kg2 Qcc2 30. Qd4 Qa6 31. Ng5 Qg6 32. h4 Bxc5 *", + "Moves": "e4e8 c5f8 e8f8 g8f8 d4d8", + "MovesSAN": "Re8+ Bf8 Rxf8+ Kxf8 Qd8#", + "Themes": "attraction endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "r1b2r1k/pp5p/2p2qpP/3p4/7Q/2N3R1/P4PP1/4R1K1 w - - 0 22", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. d4 Nxe4 4. Bd3 d5 5. Nxe5 Nd7 6. O-O Nxe5 7. dxe5 Nc5 8. Nc3 c6 9. Qf3 Be7 10. Bf4 O-O 11. Rad1 Nxd3 12. Rxd3 Bg5 13. Re1 Bxf4 14. Qxf4 Qb6 15. Rg3 Qxb2 16. Qf6 g6 17. h4 Qxc2 18. h5 Qf5 19. Qh4 Kh8 20. h6 f6 21. exf6 Qxf6 *", + "Moves": "h4f6 f8f6 e1e8 f6f8 e8f8", + "MovesSAN": "Qxf6+ Rxf6 Re8+ Rf8 Rxf8#", + "Themes": "kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "1r3rk1/5ppp/8/p7/2Q5/1R6/q5PP/5RK1 w - - 3 29", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nxc6 bxc6 6. Nc3 Nf6 7. Be2 d5 8. exd5 cxd5 9. Bb5+ Bd7 10. Bxd7+ Qxd7 11. O-O Bb4 12. a3 Bc5 13. b4 Bd4 14. Bb2 Ne4 15. Nxe4 Bxb2 16. Rb1 Bd4 17. Nc5 Qb5 18. c3 Bxc5 19. bxc5 Qxc5 20. Rb7 O-O 21. Qf3 e4 22. Qe3 Qxa3 23. Qd4 a5 24. c4 dxc4 25. Qxc4 e3 26. Rb3 exf2+ 27. Kxf2 Qa2+ 28. Kg1 Rab8 *", + "Moves": "c4f7 f8f7 b3b8 f7f8 f1f8", + "MovesSAN": "Qxf7+ Rxf7 Rxb8+ Rf8 Rfxf8#", + "Themes": "deflection endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "5r2/1p5k/p2p2p1/3Pqn2/6Q1/8/PP3P1P/6RK w - - 0 29", + "PGN": "1. e4 c5 2. c3 Nc6 3. d4 cxd4 4. cxd4 d6 5. Nc3 a6 6. Bc4 e5 7. dxe5 Nxe5 8. Bb3 Be6 9. Bd5 Rb8 10. Nf3 Nf6 11. O-O Bxd5 12. exd5 Be7 13. Re1 Nxf3+ 14. Qxf3 O-O 15. Qg3 g6 16. Bh6 Re8 17. Bg5 Nh5 18. Bxe7 Rxe7 19. Qf3 f5 20. g4 Ng7 21. Kh1 Qd7 22. Rxe7 Qxe7 23. gxf5 Nxf5 24. Rg1 Rf8 25. Ne4 Nh4 26. Qg4 Nf5 27. Ng5 Qe5 28. Nxh7 Kxh7 *", + "Moves": "g4g6 h7h8 g6h5 f5h6 h5h6", + "MovesSAN": "Qxg6+ Kh8 Qh5+ Nh6 Qxh6#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "6r1/Q6p/2pkr3/2pPp3/B3b3/8/1P4P1/3R3K b - - 0 34", + "PGN": "1. e4 e5 2. Bc4 Nf6 3. Nf3 Nxe4 4. Nc3 Nxc3 5. dxc3 Nc6 6. O-O Bc5 7. Bg5 f6 8. Qd5 Qe7 9. Bh4 g5 10. Bg3 d6 11. h4 gxh4 12. Nxh4 Bd7 13. Qd1 f5 14. Qh5+ Kd8 15. Nxf5 Bxf5 16. Bh4 Kd7 17. Bxe7 Nxe7 18. Rad1 c6 19. Rfe1 b5 20. Bb3 Kc7 21. Qf7 Rae8 22. a4 Rhf8 23. Qh5 Bxf2+ 24. Kh1 Bxe1 25. Rxe1 bxa4 26. Bxa4 Rg8 27. c4 Kd7 28. c5 dxc5 29. Rd1+ Kc7 30. Qe2 Nd5 31. Qa6 Re6 32. Qxa7+ Kd6 33. c4 Be4 34. cxd5 *", + "Moves": "e6h6 h1g1 g8g2 g1f1 h6h1", + "MovesSAN": "Rh6+ Kg1 Rxg2+ Kf1 Rh1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "4q1k1/1p1n1pBp/2prrPp1/2b5/p1PpR3/P2P3Q/1P4PP/5R1K w - - 4 33", + "PGN": "1. e4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. Bb5 Nd4 5. Nxd4 exd4 6. Ne2 c6 7. Bd3 Bc5 8. O-O d6 9. f4 O-O 10. Ng3 Bg4 11. Be2 d3+ 12. Kh1 dxe2 13. Nxe2 Bxe2 14. Qxe2 Re8 15. d3 d5 16. e5 Nd7 17. c3 d4 18. c4 Nf8 19. Qh5 Qe7 20. Bd2 a5 21. a3 Rad8 22. Rae1 g6 23. Qh6 Nd7 24. f5 Qf8 25. Qf4 Qg7 26. f6 Qf8 27. Qg3 a4 28. Qh4 Re6 29. Bh6 Qe8 30. Bg7 Nxe5 31. Qh3 Rdd6 32. Re4 Nd7 *", + "Moves": "h3h7 g8h7 e4h4 h7g8 h4h8", + "MovesSAN": "Qxh7+ Kxh7 Rh4+ Kg8 Rh8#", + "Themes": "attraction kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "5rk1/1Q3ppp/2pR4/4p3/2P1q3/7P/2r3P1/5R1K w - - 0 24", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Bc4 Nc6 4. Nc3 Bc5 5. d3 d6 6. Be3 Bxe3 7. fxe3 O-O 8. O-O Be6 9. Kh1 Bxc4 10. dxc4 Nb8 11. Qd3 Nbd7 12. Nd5 c6 13. Nxf6+ Qxf6 14. Nd2 Qh6 15. h3 Nc5 16. Qa3 a5 17. b4 axb4 18. Qxb4 Ra4 19. Qb2 Qxe3 20. Rad1 Nxe4 21. Nxe4 Qxe4 22. Qxb7 Rxa2 23. Rxd6 Rxc2 *", + "Moves": "b7f7 f8f7 d6d8 f7f8 f1f8", + "MovesSAN": "Qxf7+ Rxf7 Rd8+ Rf8 Rfxf8#", + "Themes": "endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "5b2/1kp5/1p2B3/pPpPpN2/P1P1Pq2/3Q2p1/6P1/6K1 b - - 1 34", + "PGN": "1. e4 g6 2. d4 Bg7 3. c4 d6 4. f4 Nc6 5. d5 Nb8 6. Nf3 Bg4 7. Be2 Nd7 8. O-O e5 9. fxe5 Bxf3 10. e6 fxe6 11. Bxf3 e5 12. Nc3 a6 13. Bg4 Ngf6 14. Be6 Qe7 15. b4 h6 16. Qf3 Rf8 17. Qg3 g5 18. a4 O-O-O 19. b5 a5 20. Be3 b6 21. Qf2 Kb7 22. Qc2 Ng4 23. Bxg4 Rxf1+ 24. Rxf1 Nc5 25. Bxc5 dxc5 26. Be6 Rf8 27. Rxf8 Qxf8 28. Ne2 h5 29. Ng3 Qf4 30. Nf5 Bf8 31. h3 g4 32. hxg4 hxg4 33. Qe2 g3 34. Qd3 *", + "Moves": "f4f2 g1h1 f2e1 d3f1 e1f1", + "MovesSAN": "Qf2+ Kh1 Qe1+ Qf1 Qxf1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "5rk1/7p/p3pqp1/1p2R3/3nQ3/8/PP3PPP/4R1K1 b - - 1 29", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qb3 Bxc3+ 5. Qxc3 d5 6. cxd5 Nxd5 7. Qb3 Nc6 8. Nf3 O-O 9. e4 Nf6 10. e5 Nd5 11. Bc4 Nce7 12. Bg5 f6 13. exf6 Nxf6 14. O-O Qd6 15. Rfe1 Ned5 16. Bxf6 Rxf6 17. Ng5 c6 18. Rad1 a6 19. Re5 b5 20. Bd3 g6 21. Rde1 Bd7 22. Ne4 Qf8 23. Nxf6+ Qxf6 24. Be4 Rf8 25. Qg3 Ne7 26. Qf3 Nf5 27. Bxc6 Bxc6 28. Qxc6 Nxd4 29. Qe4 *", + "Moves": "f6f2 g1h1 f2f1 e1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "2kr4/pp3Qp1/1B5p/q7/2p1PPP1/7P/PPP5/2K4R b - - 0 21", + "PGN": "1. e4 Nc6 2. Nf3 e5 3. d4 exd4 4. Nxd4 Nxd4 5. Qxd4 d6 6. Nc3 h6 7. Be3 Nf6 8. O-O-O Be7 9. Be2 Be6 10. f4 c5 11. Qd2 Bg4 12. h3 Bxe2 13. Qxe2 Qc7 14. g4 O-O-O 15. Nb5 Qa5 16. Qc4 Nd7 17. Nxd6+ Bxd6 18. Rxd6 Nb6 19. Rxd8+ Rxd8 20. Qxf7 c4 21. Bxb6 *", + "Moves": "a5d2 c1b1 d2d1 h1d1 d8d1", + "MovesSAN": "Qd2+ Kb1 Qd1+ Rxd1 Rxd1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "3k4/pp6/2p5/3p4/5bQR/2P1q1p1/PP4P1/1K3R2 b - - 5 33", + "PGN": "1. d4 e5 2. dxe5 Nc6 3. Nf3 Qe7 4. Qd5 f6 5. exf6 Nxf6 6. Qd1 d5 7. Bg5 Bg4 8. Nbd2 h6 9. Bh4 g5 10. Bg3 Bg7 11. c3 O-O-O 12. e3 Ne4 13. Be2 Nxg3 14. hxg3 h5 15. Qb3 Ne5 16. Nxe5 Bxe2 17. Kxe2 Bxe5 18. Nf3 Bd6 19. Rad1 g4 20. Nh4 c6 21. Ng6 Qe4 22. Nxh8 Rxh8 23. Rhg1 h4 24. gxh4 Rxh4 25. Rd4 Qf5 26. Qd1 g3 27. Rxh4 Qxf2+ 28. Kd3 Qf5+ 29. Kd2 Qf2+ 30. Kc1 Qxe3+ 31. Kb1 Bf4 32. Qg4+ Kd8 33. Rf1 *", + "Moves": "e3d3 b1a1 d3f1 g4d1 f1d1", + "MovesSAN": "Qd3+ Ka1 Qxf1+ Qd1 Qxd1#", + "Themes": "backRankMate endgame fork long mate mateIn3" + }, + { + "FEN": "2r3k1/pp1PQp1p/6pP/5b2/2q5/2b3K1/2P2PP1/3R2NR b - - 0 30", + "PGN": "1. d4 Nf6 2. Nc3 e6 3. e4 Bb4 4. e5 Nd5 5. Bd2 c5 6. dxc5 Nxc3 7. Bxc3 Bxc5 8. Qd2 O-O 9. O-O-O Nc6 10. Bd3 d5 11. exd6 Bd7 12. Qf4 Rc8 13. Qg4 e5 14. Qh5 g6 15. Qf3 Nd4 16. Bxd4 Bxd4 17. h4 Qb6 18. b3 Rc3 19. h5 Rfc8 20. h6 Rxb3 21. axb3 Qxb3 22. Qf6 Qb2+ 23. Kd2 Bc3+ 24. Ke2 e4 25. Qe7 exd3+ 26. Kxd3 Bf5+ 27. Ke3 Qb6+ 28. Kf3 Qc6+ 29. Kg3 Qc4 30. d7 *", + "Moves": "c4g4 g3h2 g4f4 g2g3 f4f2", + "MovesSAN": "Qg4+ Kh2 Qf4+ g3 Qxf2#", + "Themes": "exposedKing fork long mate mateIn3 middlegame" + }, + { + "FEN": "4r1k1/pp1Q1p2/6qp/3n2p1/3Br3/2P5/P4PPP/R3R1K1 w - - 10 24", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. d3 Nc6 4. c4 Bb4+ 5. Nc3 Nd4 6. Be2 Nxf3+ 7. Bxf3 c6 8. O-O Bxc3 9. bxc3 O-O 10. Bg5 h6 11. Bh4 g5 12. Bg3 d5 13. exd5 cxd5 14. cxd5 Nxd5 15. Bxe5 Re8 16. Bd4 Bf5 17. Be4 Bxe4 18. dxe4 Rxe4 19. Qf3 Rf4 20. Qh5 Qd6 21. Rfe1 Qg6 22. Qh3 Re4 23. Qd7 Rae8 *", + "Moves": "d7e8 e4e8 e1e8 g8h7 e8h8", + "MovesSAN": "Qxe8+ Rxe8 Rxe8+ Kh7 Rh8#", + "Themes": "kingsideAttack long mate mateIn3 middlegame xRayAttack" + }, + { + "FEN": "6kr/R4pp1/1r6/1p4b1/2b5/7R/5P1P/6K1 w - - 0 38", + "PGN": "1. e4 c5 2. c4 Nc6 3. Nc3 e5 4. Nf3 Nf6 5. Bd3 Nd4 6. O-O Be7 7. Nxe5 O-O 8. Nb5 Nxb5 9. cxb5 d6 10. Nc4 Bd7 11. e5 dxe5 12. Nxe5 Be6 13. Qf3 Rb8 14. b3 Qd5 15. Qg3 Kh8 16. Bc2 Bd6 17. d4 cxd4 18. Bf4 Nh5 19. Qh4 d3 20. Bxd3 Bxe5 21. Bxh7 Bxf4 22. g4 Kxh7 23. gxh5 Qg5+ 24. Qxg5 Bxg5 25. Rfc1 Rbc8 26. Rd1 Kh6 27. a4 Kxh5 28. b4 Rh8 29. a5 Kg6 30. b6 a6 31. b5 axb5 32. a6 bxa6 33. Rxa6 Rb8 34. Rd3 Bc4 35. Rg3 Kh7 36. Rh3+ Kg8 37. Ra7 Rxb6 *", + "Moves": "a7a8 b6b8 a8b8 g5d8 b8d8", + "MovesSAN": "Ra8+ Rb8 Rxb8+ Bd8 Rxd8#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "3r1r1k/p5b1/1p4P1/2p1Q3/5P2/3q4/PP5K/R1B5 w - - 1 30", + "PGN": "1. e4 c5 2. Be2 Nc6 3. f4 d5 4. d3 d4 5. Nf3 e6 6. O-O Nge7 7. c3 g6 8. cxd4 Nxd4 9. Nxd4 Qxd4+ 10. Kh1 Bg7 11. Nc3 O-O 12. Rf3 Qd8 13. e5 Nf5 14. Ne4 b6 15. g4 Nd4 16. Rh3 Bb7 17. Bf3 Qc7 18. Nd6 Bxf3+ 19. Rxf3 Nxf3 20. Qxf3 Rad8 21. h4 f6 22. h5 fxe5 23. hxg6 Qxd6 24. Qh3 h6 25. g5 Qd5+ 26. Kh2 Qxd3 27. Qxe6+ Kh8 28. gxh6 Bxh6 29. Qxe5+ Bg7 *", + "Moves": "e5h5 g7h6 h5h6 h8g8 h6h7", + "MovesSAN": "Qh5+ Bh6 Qxh6+ Kg8 Qh7#", + "Themes": "exposedKing long mate mateIn3 middlegame" + }, + { + "FEN": "2r2kr1/5p2/7p/p1qRQ1p1/8/5P2/PPP3PP/1K2R3 b - - 0 26", + "PGN": "1. e4 e6 2. d4 d5 3. Bd3 Nf6 4. Bg5 Be7 5. Nd2 dxe4 6. Nxe4 Nbd7 7. Be3 b6 8. Nxf6+ Nxf6 9. Qf3 Rb8 10. Nh3 h6 11. Nf4 Bb7 12. Qg3 Qd6 13. O-O-O a5 14. Kb1 Ne4 15. Bxe4 Bxe4 16. f3 Bd5 17. Nxd5 exd5 18. Bf4 Qd7 19. Rhe1 Kf8 20. Be5 Rg8 21. Bxc7 Rc8 22. Bxb6 Qb5 23. Bc5 Bxc5 24. dxc5 Qxc5 25. Qe5 g5 26. Rxd5 *", + "Moves": "c5c2 b1a1 c2c1 e1c1 c8c1", + "MovesSAN": "Qxc2+ Ka1 Qc1+ Rxc1 Rxc1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "4r1k1/1p3ppp/p7/1q1prP2/3Q4/2P5/PP3RPP/3R2K1 b - - 8 25", + "PGN": "1. d4 d5 2. Nf3 e6 3. Nc3 Nf6 4. e3 c5 5. Bb5+ Nc6 6. Ne5 Bd7 7. Nxd7 Qxd7 8. O-O a6 9. Bd3 cxd4 10. exd4 Be7 11. Be3 O-O 12. Qe2 Bb4 13. f4 Rac8 14. f5 e5 15. dxe5 Nxe5 16. Bd4 Bxc3 17. Bxc3 Nxd3 18. Qxd3 Qc6 19. Rad1 Rfe8 20. Bxf6 Qxf6 21. c3 Qb6+ 22. Rf2 Re5 23. Kf1 Rce8 24. Qd4 Qb5+ 25. Kg1 *", + "Moves": "e5e1 d1e1 e8e1 f2f1 e1f1", + "MovesSAN": "Re1+ Rxe1 Rxe1+ Rf1 Rxf1#", + "Themes": "endgame kingsideAttack long mate mateIn3" + }, + { + "FEN": "4r2k/N5np/b7/8/1P1Q1RP1/6Pq/2P3BP/6K1 b - - 2 33", + "PGN": "1. e4 Nc6 2. Nc3 b6 3. d4 Bb7 4. Nf3 e6 5. Bc4 Be7 6. O-O Nf6 7. d5 Na5 8. dxe6 dxe6 9. Bb5+ c6 10. Bd3 O-O 11. Bg5 Ne8 12. Bf4 b5 13. Rb1 Ba6 14. b4 Nc4 15. Ne5 Nxe5 16. Bxe5 Bd6 17. Bxd6 Qxd6 18. a4 Bb7 19. axb5 cxb5 20. Nxb5 Qf4 21. g3 Qh6 22. Ra1 Qh3 23. Rxa7 Rxa7 24. Nxa7 f5 25. f3 g5 26. exf5 g4 27. Be4 Ba6 28. Rf2 exf5 29. Bd5+ Kh8 30. fxg4 f4 31. Qd4+ Ng7 32. Rxf4 Re8 33. Bg2 *", + "Moves": "e8e1 g2f1 e1f1 f4f1 h3f1", + "MovesSAN": "Re1+ Bf1 Rxf1+ Rxf1 Qxf1#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "r1bk1b1r/pp1ppppp/5n2/2Q5/q7/8/5PPP/2RR2K1 w - - 9 21", + "PGN": "1. d4 c5 2. e4 cxd4 3. Nf3 Nc6 4. Bb5 Qa5+ 5. Bd2 Qxb5 6. c3 Qxb2 7. Na3 dxc3 8. Rb1 cxd2+ 9. Nxd2 Qxa3 10. O-O Qxa2 11. Qf3 Qxd2 12. Rfd1 Qh6 13. e5 Nxe5 14. Qd5 Qd6 15. Qb5 Qc6 16. Qxe5 Nf6 17. Rbc1 Qe6 18. Qc5 Qc6 19. Qe5 Qa4 20. Qc5 Kd8 *", + "Moves": "c5c7 d8e8 c7c8 a8c8 c1c8", + "MovesSAN": "Qc7+ Ke8 Qxc8+ Rxc8 Rxc8#", + "Themes": "deflection long mate mateIn3 middlegame" + }, + { + "FEN": "8/8/8/6pp/7k/8/5KPP/8 w - - 8 49", + "PGN": "1. d4 Nf6 2. Bf4 d6 3. Nc3 g6 4. e3 Bg7 5. Bd3 Bg4 6. f3 Be6 7. Nge2 Nbd7 8. e4 O-O 9. e5 dxe5 10. dxe5 Nd5 11. Nxd5 Bxd5 12. Qd2 Nxe5 13. O-O-O Nxd3+ 14. Qxd3 c6 15. Nc3 Qb6 16. Nxd5 Qxb2+ 17. Kd2 cxd5 18. Qb3 Qxb3 19. axb3 e5 20. Be3 d4 21. Bf2 e4 22. fxe4 f5 23. exf5 Rxf5 24. Bg3 Bh6+ 25. Kd3 Rc8 26. Rhe1 Rd5 27. Re4 Rc3+ 28. Ke2 Rxc2+ 29. Kd3 Rc3+ 30. Ke2 Rxb3 31. Rexd4 Rxd4 32. Rxd4 Rb2+ 33. Kf3 Rb3+ 34. Kg4 a5 35. Ra4 Rb4+ 36. Rxb4 axb4 37. Be5 Bd2 38. Kf3 Bc3 39. Bxc3 bxc3 40. Ke2 b5 41. Kd3 Kf7 42. Kxc3 h5 43. Kb4 Kf6 44. Kxb5 g5 45. Kc4 Kf5 46. Kd3 Kf4 47. Ke2 Kg4 48. Kf2 Kh4 *", + "Moves": "f2f3 g5g4 f3f4 g4g3 h2g3", + "MovesSAN": "Kf3 g4+ Kf4 g3 hxg3#", + "Themes": "defensiveMove endgame long mate mateIn3 pawnEndgame zugzwang" + }, + { + "FEN": "4r1k1/5ppp/4r3/p1p1P1P1/5Q2/8/1q5P/5R1K w - - 1 35", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d4 exd4 5. e5 d5 6. Nxd4 Ne4 7. Bb5 Bd7 8. Bxc6 bxc6 9. Nc3 Bb4 10. Bd2 Nxf2 11. Kxf2 Qh4+ 12. g3 Qxd4+ 13. Kg2 Bg4 14. Qe1 O-O 15. Rd1 Bxd1 16. Qxd1 Bxc3 17. Bxc3 Qe4+ 18. Kh3 Rae8 19. Re1 Qc4 20. Kg2 Re6 21. Qd2 c5 22. b3 Qa6 23. Qf4 d4 24. Bb2 Qxa2 25. Ba1 Qxc2+ 26. Kh1 Rfe8 27. Rf1 Rf8 28. b4 cxb4 29. Bxd4 c5 30. Be3 a5 31. g4 b3 32. Bc1 b2 33. Bxb2 Qxb2 34. g5 Rfe8 *", + "Moves": "f4f7 g8h8 f7f8 e8f8 f1f8", + "MovesSAN": "Qxf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "6k1/pR3rpp/8/8/4p1Q1/3nq2P/6PK/8 w - - 0 32", + "PGN": "1. Nf3 e6 2. d4 d5 3. Bf4 c5 4. e3 Bd6 5. Bg3 Nf6 6. c3 Nc6 7. Nbd2 O-O 8. Bd3 Re8 9. Qb1 c4 10. Bc2 Qc7 11. b3 e5 12. h3 e4 13. Bxd6 Qxd6 14. Ne5 Nxe5 15. dxe5 Qxe5 16. Qd1 b5 17. bxc4 bxc4 18. Ba4 Bd7 19. Bxd7 Nxd7 20. Qc2 Nc5 21. O-O Nd3 22. f3 Rab8 23. fxe4 Rb2 24. Qd1 dxe4 25. Nxc4 Qxc3 26. Nxb2 Qxb2 27. Rb1 Qxa2 28. Qg4 Qd2 29. Rb7 Rf8 30. Rfxf7 Qxe3+ 31. Kh2 Rxf7 *", + "Moves": "b7b8 f7f8 g4e6 g8h8 b8f8", + "MovesSAN": "Rb8+ Rf8 Qe6+ Kh8 Rxf8#", + "Themes": "backRankMate deflection endgame long mate mateIn3" + }, + { + "FEN": "2k4r/p1r2p1p/2R3pq/3p1p2/1Q6/3P4/PP3PPP/2R3K1 b - - 2 23", + "PGN": "1. e4 e6 2. d4 d5 3. e5 c5 4. Qg4 cxd4 5. Nf3 Nc6 6. Bd3 Qc7 7. Qg3 Nb4 8. Nbd2 Nxd3+ 9. cxd3 Ne7 10. O-O Nf5 11. Qf4 g6 12. Nxd4 Bh6 13. Qg4 Qxe5 14. N2f3 Qg7 15. Nxf5 exf5 16. Qa4+ Bd7 17. Qb4 O-O-O 18. Bxh6 Qxh6 19. Rac1+ Bc6 20. Ne5 Rd7 21. Nxc6 bxc6 22. Rxc6+ Rc7 23. Rfc1 *", + "Moves": "h6c1 c6c1 c7c1 b4e1 c1e1", + "MovesSAN": "Qxc1+ Rxc1 Rxc1+ Qe1 Rxe1#", + "Themes": "backRankMate endgame long mate mateIn3 xRayAttack" + }, + { + "FEN": "6k1/2p2ppp/p7/1pp5/4Pqn1/2P1NP1Q/PP1r2PP/4R1K1 b - - 2 20", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. O-O Bd6 6. d4 Bg4 7. dxe5 Bxf3 8. Qxf3 Bxe5 9. Na3 b5 10. c3 Nf6 11. Bf4 Qe7 12. Bxe5 Qxe5 13. Rfe1 O-O 14. Rad1 Rad8 15. Rxd8 Rxd8 16. Nc2 c5 17. Qe3 Ng4 18. Qh3 Qf4 19. f3 Rd2 20. Ne3 *", + "Moves": "f4e3 e1e3 d2d1 e3e1 d1e1", + "MovesSAN": "Qxe3+ Rxe3 Rd1+ Re1 Rxe1#", + "Themes": "endgame kingsideAttack long mate mateIn3 sacrifice" + }, + { + "FEN": "6k1/1P3p2/8/7p/4r3/5RPp/7K/1RBr4 b - - 0 35", + "PGN": "1. Nf3 d5 2. g3 Nf6 3. Bg2 g6 4. c4 Bg7 5. cxd5 Nxd5 6. d4 O-O 7. O-O Nc6 8. Nc3 Nb6 9. e3 Re8 10. Nh4 e5 11. d5 Na5 12. Rb1 c6 13. b4 Nac4 14. dxc6 Qe7 15. a4 e4 16. Nxe4 g5 17. cxb7 Bxb7 18. Nf5 Qe5 19. Nxg7 Qxg7 20. Nc5 Bxg2 21. Kxg2 Rad8 22. Qb3 g4 23. a5 Qh6 24. h4 gxh3+ 25. Kh2 Ne5 26. f3 Nd5 27. e4 Qh5 28. exd5 Rxd5 29. Ne4 Nxf3+ 30. Qxf3 Qxf3 31. Rxf3 Rxe4 32. b5 Rd1 33. b6 axb6 34. axb6 h5 35. b7 *", + "Moves": "e4e2 f3f2 e2f2 h2h3 d1h1", + "MovesSAN": "Re2+ Rf2 Rxf2+ Kxh3 Rh1#", + "Themes": "endgame long master mate mateIn3" + }, + { + "FEN": "1k5r/ppp2pp1/3p2q1/8/4P3/1PQP3r/P4PP1/2R2RK1 w - - 1 24", + "PGN": "1. e4 e5 2. d3 Nc6 3. Nf3 Bc5 4. b3 d6 5. Bb2 Bg4 6. h3 Bh5 7. Nbd2 Nd4 8. Bxd4 Bxd4 9. Rb1 Qf6 10. Be2 O-O-O 11. O-O Bxf3 12. Nxf3 h5 13. Nxd4 exd4 14. Bxh5 Re8 15. Bg4+ Kb8 16. Qd2 Ne7 17. c4 dxc3 18. Qc2 Ng6 19. Bf3 Nf4 20. Rbc1 Qg6 21. Bg4 Nxh3+ 22. Bxh3 Rxh3 23. Qxc3 Reh8 *", + "Moves": "c3c7 b8a8 c7c8 h8c8 c1c8", + "MovesSAN": "Qxc7+ Ka8 Qc8+ Rxc8 Rxc8#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "3r2k1/5ppp/p3p3/8/7q/P3bQ1P/1Pr3P1/R4R1K w - - 0 24", + "PGN": "1. Nc3 d5 2. d4 Nf6 3. Nf3 Bg4 4. e3 e6 5. Be2 c5 6. Ne5 Bxe2 7. Qxe2 Nc6 8. O-O a6 9. a3 Rc8 10. Nf3 Bd6 11. Rd1 O-O 12. h3 Qe7 13. e4 dxe4 14. Nxe4 cxd4 15. Nxd4 Nxe4 16. Qxe4 Nxd4 17. Rxd4 Bc5 18. Rd1 Qf6 19. Rf1 Rfd8 20. Qxb7 Bxf2+ 21. Kh1 Rxc2 22. Be3 Qh4 23. Qf3 Bxe3 *", + "Moves": "f3f7 g8h8 f7f8 d8f8 f1f8", + "MovesSAN": "Qxf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "1k6/1b4p1/1B1Rp1np/Pq2n3/8/2R3Q1/5PPP/6K1 b - - 0 28", + "PGN": "1. d4 b5 2. e4 a6 3. Nf3 Bb7 4. Bd3 e6 5. O-O c5 6. c4 cxd4 7. cxb5 axb5 8. Bxb5 Bxe4 9. Nxd4 Qb6 10. a4 Bc5 11. Be3 Ne7 12. Nc3 Bb7 13. Nxe6 fxe6 14. Qh5+ Ng6 15. Bxc5 Qc7 16. Rfe1 Nc6 17. Qg5 Nce5 18. b4 h6 19. Qg3 O-O-O 20. Rac1 Kb8 21. Red1 d6 22. Be3 Qf7 23. Bb6 Rd7 24. a5 Rc8 25. Bxd7 Qxd7 26. b5 Rxc3 27. Rxc3 Qxb5 28. Rxd6 *", + "Moves": "b5b1 c3c1 b1c1 d6d1 c1d1", + "MovesSAN": "Qb1+ Rc1 Qxc1+ Rd1 Qxd1#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "r5k1/1p3r1p/p2p2p1/3Np2b/P3P3/B1P5/1Q1bnPPP/1R3K2 b - - 2 28", + "PGN": "1. e4 g6 2. d4 Bg7 3. Nc3 c5 4. Be3 cxd4 5. Bxd4 e5 6. Be3 Ne7 7. Bc4 O-O 8. Nf3 Nbc6 9. Qd2 Qa5 10. O-O a6 11. a4 Qb4 12. Bb3 Na5 13. Ba2 Qxb2 14. Rfb1 Qa3 15. Bxf7+ Rxf7 16. Rxa3 Nc4 17. Qc1 Nxa3 18. Qxa3 Nc6 19. Nd5 Bf8 20. Bc5 Bh6 21. Qc3 d6 22. Ba3 Bg4 23. Nd2 Nd4 24. Qd3 Be2 25. Qc3 Bh5 26. Qb2 Bxd2 27. c3 Ne2+ 28. Kf1 *", + "Moves": "f7f2 f1f2 a8f8 d5f6 f8f6", + "MovesSAN": "Rxf2+ Kxf2 Rf8+ Nf6+ Rxf6#", + "Themes": "attraction long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "6k1/6pp/pb2p1r1/1p2N3/4P2Q/1P6/P2R1rPP/5RK1 b - - 0 27", + "PGN": "1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Qxd7 5. O-O e6 6. c3 Nc6 7. d4 cxd4 8. cxd4 Nf6 9. Nc3 a6 10. Qe2 Be7 11. d5 Ne5 12. dxe6 fxe6 13. Nxe5 dxe5 14. Bg5 O-O 15. Rad1 Qc7 16. Rc1 Qb6 17. Na4 Qb4 18. Bxf6 Rxf6 19. b3 Raf8 20. Rc7 Bd8 21. Rd7 b5 22. Nb2 Bb6 23. Nd3 Qc3 24. Qg4 Rg6 25. Qh4 Qd2 26. Nxe5 Rxf2 27. Rxd2 *", + "Moves": "f2g2 g1h1 g2g1 f1g1 g6g1", + "MovesSAN": "Rfxg2+ Kh1 Rg1+ Rxg1 Rxg1#", + "Themes": "doubleCheck long master mate mateIn3 middlegame" + }, + { + "FEN": "6Q1/2p5/1pBp1k2/6Rp/2P3b1/3P1pP1/4r2P/5K2 b - - 6 37", + "PGN": "1. c4 d6 2. Nc3 e5 3. Nf3 Nf6 4. g3 Nc6 5. Bg2 Bg4 6. O-O Be7 7. d3 O-O 8. Rb1 Qd7 9. Re1 Bh3 10. Bh1 Rab8 11. b3 a6 12. b4 Nd4 13. Nxd4 exd4 14. Ne4 Nxe4 15. Bxe4 Qg4 16. e3 dxe3 17. Qxg4 Bxg4 18. fxe3 f5 19. Bd5+ Kh8 20. b5 axb5 21. Rxb5 b6 22. Bb2 Bf6 23. Bxf6 Rxf6 24. Kg2 g5 25. Bc6 h6 26. a4 f4 27. exf4 gxf4 28. Re7 f3+ 29. Kf2 h5 30. a5 Rbf8 31. a6 R6f7 32. Rxf7 Rxf7 33. a7 Re7 34. a8=Q+ Kg7 35. Rg5+ Kf6 36. Qg8 Re2+ 37. Kf1 *", + "Moves": "g4h3 f1g1 f3f2 g1h1 f2f1q", + "MovesSAN": "Bh3+ Kg1 f2+ Kh1 f1=Q#", + "Themes": "advancedPawn deflection endgame exposedKing long mate mateIn3 promotion" + }, + { + "FEN": "1r1r2k1/3P1pPp/nNp2Q2/2p5/p4nq1/P7/1B3P1K/3RR3 w - - 3 37", + "PGN": "1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4 5. Nf3 Bb4+ 6. Nbd2 O-O 7. O-O c3 8. Nb3 c6 9. Qc2 cxb2 10. Bxb2 a5 11. a3 Be7 12. e4 Na6 13. Rad1 a4 14. Nc1 Qa5 15. Ne5 Rd8 16. Rfe1 Bd7 17. g4 Be8 18. h4 Rac8 19. Ne2 Nd7 20. Nc4 Qb5 21. g5 Qb3 22. Qc1 Qb5 23. Nf4 Nf8 24. Bf1 c5 25. d5 exd5 26. exd5 Qd7 27. Qc3 Qg4+ 28. Bg2 Bf6 29. gxf6 Qxf4 30. fxg7 Ng6 31. Qf6 Qxh4 32. Nb6 Rb8 33. d6 Bc6 34. Bxc6 bxc6 35. d7 Qg4+ 36. Kh2 Nf4 *", + "Moves": "f6d8 b8d8 e1e8 d8e8 d7e8q", + "MovesSAN": "Qxd8+ Rxd8 Re8+ Rxe8 dxe8=Q#", + "Themes": "advancedPawn kingsideAttack long master mate mateIn3 middlegame promotion sacrifice" + }, + { + "FEN": "8/2p3pk/4Q2p/1P1N4/1Pq3P1/6PK/7P/8 b - - 12 48", + "PGN": "1. e4 b6 2. Nc3 Bb7 3. Nf3 e6 4. Bc4 h6 5. d4 Bb4 6. Qd3 Bxc3+ 7. bxc3 Nf6 8. d5 exd5 9. exd5 O-O 10. O-O d6 11. Bb3 Nbd7 12. c4 Nc5 13. Qf5 a5 14. c3 Nxb3 15. axb3 Re8 16. Be3 b5 17. cxb5 Bxd5 18. c4 Be6 19. Qd3 Bg4 20. Nd4 d5 21. Nc6 Qd6 22. Rxa5 Rxa5 23. Nxa5 Qb4 24. Nc6 Qd6 25. b4 Bh5 26. Bc5 Qd7 27. Be3 Bg6 28. Qd4 Re4 29. Qa7 Rxc4 30. Bd4 Rxd4 31. Nxd4 Qd6 32. Nc6 Ng4 33. g3 Be4 34. f3 Bd3 35. fxg4 Bxf1 36. Kxf1 Qf6+ 37. Kg2 Qb2+ 38. Qf2 Qc3 39. Ne7+ Kh7 40. Nxd5 Qc4 41. Qf5+ Kh8 42. Qxf7 Qe4+ 43. Qf3 Qc2+ 44. Kh3 Qc4 45. Qf8+ Kh7 46. Qf5+ Kh8 47. Qc8+ Kh7 48. Qe6 *", + "Moves": "c4f1 h3h4 g7g5 h4h5 f1h3", + "MovesSAN": "Qf1+ Kh4 g5+ Kh5 Qh3#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "1k3r2/pb4p1/1p5p/2p1R3/3q4/Q2P4/P4PPP/1R3BK1 b - - 0 28", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Nc3 f5 4. d3 Nf6 5. Be2 Bb4 6. O-O Bxc3 7. bxc3 d6 8. Bg5 h6 9. Bxf6 Qxf6 10. exf5 Bxf5 11. Rb1 O-O-O 12. Nd2 d5 13. Qc1 e4 14. Qb2 b6 15. Qa3 Qd6 16. Qa6+ Kb8 17. Nb3 exd3 18. cxd3 d4 19. Na5 Nxa5 20. Qxa5 Bc8 21. Qb4 c5 22. Qa3 dxc3 23. Qxc3 Qd4 24. Qa3 Bb7 25. Rfd1 Rhe8 26. Bf1 Re5 27. Re1 Rf8 28. Rxe5 *", + "Moves": "d4f2 g1h1 f2f1 b1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qxf1+ Rxf1 Rxf1#", + "Themes": "deflection long mate mateIn3 middlegame" + }, + { + "FEN": "3r2k1/2Q2ppp/4p3/4P3/3r4/5R1P/3q2PK/8 w - - 2 37", + "PGN": "1. d4 Nf6 2. Bf4 d5 3. e3 e6 4. c3 c5 5. Nd2 Nc6 6. Ngf3 a6 7. Bd3 c4 8. Bc2 b5 9. O-O b4 10. Re1 Bd6 11. Bxd6 Qxd6 12. e4 dxe4 13. Nxe4 Nxe4 14. Bxe4 a5 15. Ne5 Bb7 16. Qa4 Rc8 17. Qb5 Ba8 18. Qa6 O-O 19. Nxc4 Qc7 20. Ne5 Nxe5 21. dxe5 Bxe4 22. Rxe4 Rfd8 23. h3 bxc3 24. bxc3 Qxc3 25. Re3 Qxa1+ 26. Kh2 Qxa2 27. Rf3 Rc7 28. Qb6 Rcd7 29. Qe3 Qc2 30. Qg5 Qg6 31. Qh4 Rd4 32. Qe7 a4 33. Rg3 Qf5 34. Qc7 a3 35. Rxa3 Qxf2 36. Rf3 Qd2 *", + "Moves": "c7f7 g8h8 f7f8 d8f8 f3f8", + "MovesSAN": "Qxf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "r3k1r1/1p2bp2/p1p5/1P2p3/P3P1Bn/2N4p/2PN1q1B/1R1Q2RK b q - 1 26", + "PGN": "1. e4 d6 2. d4 Nf6 3. Nc3 Nbd7 4. Nf3 e5 5. dxe5 dxe5 6. Be2 Be7 7. O-O c6 8. Bg5 Qc7 9. Re1 h6 10. Bh4 Nf8 11. h3 g5 12. Bg3 Ng6 13. Bf1 Rg8 14. a3 Nh5 15. Bh2 Nhf4 16. b4 a6 17. Rb1 h5 18. a4 g4 19. hxg4 hxg4 20. Nd2 Nh4 21. b5 Nh3+ 22. gxh3 gxh3+ 23. Kh1 Bg4 24. Be2 Qb6 25. Bxg4 Qxf2 26. Rg1 *", + "Moves": "f2g2 g1g2 h3g2 h1g1 e7c5", + "MovesSAN": "Qg2+ Rxg2 hxg2+ Kg1 Bc5#", + "Themes": "advancedPawn exposedKing kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "6k1/pp4p1/4p2p/1Q4pP/8/4q1N1/3r1NK1/7R b - - 0 34", + "PGN": "1. e3 d5 2. a3 Bf5 3. b4 e6 4. Bb2 Nf6 5. Be2 Nbd7 6. d3 c5 7. g4 Bg6 8. g5 Ng8 9. h4 h6 10. h5 Bh7 11. g6 fxg6 12. Bg4 Qb6 13. Nc3 Ngf6 14. Be2 cxb4 15. Na4 Qa5 16. c4 bxa3+ 17. Bc3 Bb4 18. Rxa3 Bxc3+ 19. Rxc3 dxc4 20. dxc4 Ne4 21. Qd4 Nxc3 22. Nxc3 O-O 23. Kf1 Rad8 24. Ne4 g5 25. Ng3 Ne5 26. Qb2 Bd3 27. Nh3 Bxe2+ 28. Kxe2 Nxc4 29. Qb3 Rd2+ 30. Kf1 Qa1+ 31. Kg2 Qe5 32. Qxc4 Qxe3 33. Qb5 Rfxf2+ 34. Nxf2 *", + "Moves": "e3f2 g2h3 f2g2 h3g4 d2d4", + "MovesSAN": "Qxf2+ Kh3 Qg2+ Kg4 Rd4#", + "Themes": "endgame exposedKing long mate mateIn3" + }, + { + "FEN": "2r2bkr/p1q1n1pp/4p3/8/8/4BQ2/PP3PPP/RNR3K1 b - - 4 18", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 Nxd4 4. Nxd4 exd4 5. Qxd4 Qf6 6. e5 Qb6 7. Qf4 Qc5 8. Bc4 d5 9. exd6 Be6 10. Bxe6 fxe6 11. dxc7 Rc8 12. Be3 Qxc7 13. Qa4+ Kf7 14. O-O Qxc2 15. Qd7+ Ne7 16. Qxb7 Qc7 17. Qf3+ Kg8 18. Rc1 *", + "Moves": "c7c1 e3c1 c8c1 f3d1 c1d1", + "MovesSAN": "Qxc1+ Bxc1 Rxc1+ Qd1 Rxd1#", + "Themes": "backRankMate long mate mateIn3 middlegame" + }, + { + "FEN": "5k2/p1P2r2/4p3/6Q1/8/8/q5PP/2R3K1 b - - 0 33", + "PGN": "1. d4 Nf6 2. Nf3 e6 3. Bg5 h6 4. Bh4 Be7 5. e3 d5 6. Bd3 O-O 7. O-O c5 8. c3 Qb6 9. b3 cxd4 10. exd4 Bd7 11. Ne5 Bb5 12. Bxb5 Qxb5 13. Nd2 Re8 14. f4 Nbd7 15. Ndf3 Nxe5 16. fxe5 Ne4 17. Bxe7 Rxe7 18. Rc1 Rc8 19. c4 dxc4 20. bxc4 Qb6 21. c5 Qa5 22. Qc2 Ng5 23. Nxg5 hxg5 24. Rf3 b6 25. Rc3 bxc5 26. Rxc5 Rxc5 27. dxc5 f6 28. exf6 gxf6 29. Qg6+ Rg7 30. Qxf6 Qxa2 31. c6 Rf7 32. Qxg5+ Kf8 33. c7 *", + "Moves": "a2f2 g1h1 f2f1 c1f1 f7f1", + "MovesSAN": "Qf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "6k1/pp4p1/1b5p/3br2q/1P1P4/P2B2P1/2Q4P/5RK1 w - - 0 30", + "PGN": "1. d4 e6 2. e4 d5 3. Nc3 Bb4 4. Bd3 Nf6 5. e5 Ne4 6. Ne2 O-O 7. O-O Nxc3 8. Nxc3 Nc6 9. Be3 Bd7 10. a3 Ba5 11. b4 Bb6 12. Ne2 f6 13. f4 fxe5 14. fxe5 Qh4 15. c3 Nxe5 16. g3 Qh3 17. Nf4 Rxf4 18. Bxf4 Ng4 19. Qe2 e5 20. Bxe5 Re8 21. Kh1 c5 22. Qg2 Qh5 23. Qxd5+ Be6 24. Qg2 Ne3 25. Qf2 Nxf1 26. Rxf1 cxd4 27. cxd4 h6 28. Qc2 Bd5+ 29. Kg1 Rxe5 *", + "Moves": "d3h7 g8h8 f1f8 d5g8 f8g8", + "MovesSAN": "Bh7+ Kh8 Rf8+ Bg8 Rxg8#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "r5k1/1p3p2/pn3PnR/2b1rbQ1/8/8/PPP3PP/R6K w - - 3 28", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e6 7. O-O Be7 8. f4 O-O 9. e5 Nfd7 10. exd6 Bxd6 11. Nxe6 Qb6+ 12. Nd4 Bc5 13. Be3 Nc6 14. Na4 Bxd4 15. Nxb6 Bxe3+ 16. Kh1 Nxb6 17. Qd3 Re8 18. Rf3 Bc5 19. f5 Bd7 20. Rh3 h6 21. Bh5 Ne5 22. Qb3 Ba4 23. Qg3 Bd7 24. f6 g6 25. Bxg6 Nxg6 26. Rxh6 Bf5 27. Qg5 Re5 *", + "Moves": "h6h8 g8h8 g5h6 h8g8 h6g7", + "MovesSAN": "Rh8+ Kxh8 Qh6+ Kg8 Qg7#", + "Themes": "attraction kingsideAttack long mate mateIn3 middlegame pin sacrifice" + }, + { + "FEN": "6k1/1p3p2/3R2p1/7p/2P5/P1B2b2/4r1rP/5K2 w - - 0 36", + "PGN": "1. e4 c5 2. Nf3 d6 3. Bc4 g6 4. c3 Nc6 5. d4 cxd4 6. cxd4 Bg7 7. d5 Ne5 8. Nxe5 Bxe5 9. O-O Nf6 10. Nc3 O-O 11. f4 Bxc3 12. bxc3 Nxe4 13. Qd4 Bf5 14. Bd3 Qb6 15. Qxb6 axb6 16. Bxe4 Bxe4 17. Bb2 Bxd5 18. Rad1 e6 19. Rfe1 Rfe8 20. a3 Rad8 21. Rd4 Bc6 22. Rb4 e5 23. fxe5 dxe5 24. Rxb6 e4 25. Kf2 Rd3 26. c4 e3+ 27. Ke2 Rd2+ 28. Kf1 Bxg2+ 29. Kg1 Bf3 30. Bc3 Rg2+ 31. Kf1 e2+ 32. Rxe2 Rexe2 33. Rd6 h5 *", + "Moves": "d6d8 e2e8 d8e8 g8h7 e8h8", + "MovesSAN": "Rd8+ Re8 Rxe8+ Kh7 Rh8#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "8/7p/R4R2/3p2P1/5Pk1/P2r4/8/7K b - - 0 39", + "PGN": "1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Bd3 Qc7 6. O-O b5 7. Nc3 Bb7 8. a3 Nf6 9. Nb3 Nc6 10. Bg5 Be7 11. Kh1 Ne5 12. Bxf6 Bxf6 13. Rc1 Nxd3 14. cxd3 Bg5 15. Nxb5 Qb6 16. Nc7+ Ke7 17. Nxa8 Bxa8 18. f4 Bh6 19. Qc2 Qb7 20. Na5 Qb8 21. Qc7 Qxb2 22. Qc5+ Kf6 23. Qc3+ Qxc3 24. Rxc3 Rb8 25. g4 g5 26. h4 Bg7 27. hxg5+ Kg6 28. Rb3 Rc8 29. Rfb1 Rc5 30. Nc4 d5 31. Nd2 Rc2 32. Rb8 Rxd2 33. Rxa8 Rxd3 34. exd5 exd5 35. Rb6+ f6 36. gxf6 Bxf6 37. g5 Kf5 38. Rxf6+ Kg4 39. Raxa6 *", + "Moves": "g4g3 a6e6 d3d1 e6e1 d1e1", + "MovesSAN": "Kg3 Rae6 Rd1+ Re1 Rxe1#", + "Themes": "endgame exposedKing long mate mateIn3 rookEndgame" + }, + { + "FEN": "5r1k/3p2pp/p7/1p1QRqN1/8/P7/1PP2PPP/R5K1 b - - 0 22", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Nc3 f5 4. Bc4 Nf6 5. d3 Bb4 6. Bd2 fxe4 7. dxe4 a6 8. a3 Bxc3 9. Bxc3 b5 10. Bd5 Nxd5 11. exd5 Na7 12. Bxe5 Qe7 13. O-O O-O 14. Re1 Qf7 15. Bxc7 Bb7 16. Bd6 Bxd5 17. Bxf8 Rxf8 18. Re2 Nc6 19. Ng5 Qf5 20. Qd2 Ne5 21. Qxd5+ Kh8 22. Rxe5 *", + "Moves": "f5f2 g1h1 f2f1 a1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "7k/p5pp/1bQ5/4pp1q/6n1/2P2N2/PP2BPP1/3R2K1 b - - 0 21", + "PGN": "1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 Nf6 5. Nf3 Bg4 6. Be2 Nc6 7. h3 Qh5 8. dxc5 e5 9. O-O Rd8 10. Qc2 Bxc5 11. hxg4 Nxg4 12. Bg5 f6 13. Bh4 O-O 14. Nbd2 f5 15. Bxd8 Rxd8 16. Qb3+ Kh8 17. Qxb7 Rxd2 18. Qc8+ Rd8 19. Qxc6 Bb6 20. Rad1 Rxd1 21. Rxd1 *", + "Moves": "b6f2 g1f1 h5h1 f3g1 h1g1", + "MovesSAN": "Bxf2+ Kf1 Qh1+ Ng1 Qxg1#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "4r3/5k1p/1p4p1/p1p2pK1/P1P1p2P/4Br2/R4P2/3R4 b - - 5 32", + "PGN": "1. c4 b6 2. e4 Bb7 3. d3 e6 4. Nc3 Bb4 5. Bd2 Nf6 6. Be2 Nc6 7. Be3 d5 8. a3 Bxc3+ 9. bxc3 dxe4 10. dxe4 Qxd1+ 11. Rxd1 Nxe4 12. Bf3 Nxc3 13. Rd3 Ne5 14. Rxc3 Bxf3 15. Nxf3 Nxf3+ 16. gxf3 O-O 17. O-O Rfd8 18. Kg2 c5 19. Rc2 Rd3 20. Ra2 a5 21. a4 Rc3 22. Rc1 Rb3 23. h3 Rb4 24. Kg3 e5 25. Bd2 Rb3 26. Kg4 g6 27. h4 f5+ 28. Kg3 e4 29. Kf4 Rxf3+ 30. Kg5 Re8 31. Be3 Kf7 32. Rd1 *", + "Moves": "h7h6 g5h6 e8h8 h6g5 h8h5", + "MovesSAN": "h6+ Kxh6 Rh8+ Kg5 Rh5#", + "Themes": "attraction endgame long mate mateIn3" + }, + { + "FEN": "1b5Q/1bk1rpp1/p6p/1p4q1/2pN4/P1P4P/1P3PP1/1B1R2K1 w - - 6 36", + "PGN": "1. e4 c5 2. Bc4 Nc6 3. Nf3 e6 4. d3 a6 5. c3 Qc7 6. O-O b5 7. Bb3 Bb7 8. Bg5 Be7 9. Be3 Nf6 10. Nbd2 O-O 11. h3 Rfe8 12. a3 Rad8 13. Re1 d5 14. exd5 exd5 15. Nf1 Bf8 16. Bg5 Qd6 17. Qc2 h6 18. Bh4 c4 19. dxc4 dxc4 20. Ba2 Ne7 21. Rad1 Qb6 22. Bb1 Ng6 23. Bxf6 Qxf6 24. Rxe8 Rxe8 25. N1h2 Bd6 26. Nd4 Bb8 27. Nhf3 Nf4 28. Qh7+ Kf8 29. Qh8+ Ke7 30. Re1+ Ne6 31. Qh7 Kd8 32. Nxe6+ Rxe6 33. Rd1+ Kc7 34. Nd4 Re7 35. Qh8 Qg5 *", + "Moves": "h8d8 c7d8 d4e6 d8e8 d1d8", + "MovesSAN": "Qd8+ Kxd8 Ne6+ Ke8 Rd8#", + "Themes": "attraction doubleCheck exposedKing long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "3r2k1/pp3ppp/2p1p2q/P3P1r1/4n3/5Q2/1P4BP/5RK1 w - - 0 35", + "PGN": "1. c4 d5 2. cxd5 Nf6 3. g3 Bg4 4. Bg2 Nxd5 5. Qa4+ c6 6. e4 Nb6 7. Qc2 e6 8. Nc3 Bb4 9. d3 O-O 10. Ne2 N8d7 11. O-O Ne5 12. f3 Bh5 13. g4 Bg6 14. f4 Bc5+ 15. d4 Bxd4+ 16. Nxd4 Qxd4+ 17. Kh1 Nxg4 18. Bf3 Ne3 19. Bxe3 Qxe3 20. Rae1 Qxf4 21. Bg2 Qh4 22. Ne2 Nd5 23. Qb3 Nb6 24. Ng3 Rad8 25. a4 Rd7 26. a5 Nc8 27. Qe3 Rfd8 28. Rf4 Qh6 29. Ref1 Rd3 30. Qe2 Rxg3 31. Kg1 Rg5 32. Qf3 Nd6 33. e5 Be4 34. Rxe4 Nxe4 *", + "Moves": "f3f7 g8h8 f7f8 d8f8 f1f8", + "MovesSAN": "Qxf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "6r1/5Q2/1pkp4/2p3q1/5N2/1N4P1/7K/2R2R2 b - - 0 33", + "PGN": "1. e4 e5 2. d4 exd4 3. c3 dxc3 4. Bc4 cxb2 5. Bxb2 Bb4+ 6. Nd2 Ne7 7. Bxg7 Ng6 8. Bxh8 Nxh8 9. Nf3 Qf6 10. O-O Nc6 11. e5 Nxe5 12. Nxe5 d6 13. Nd3 Ba5 14. Nb3 Bc3 15. Rc1 Be6 16. Bxe6 fxe6 17. Qc2 Bb2 18. Nxb2 c5 19. Nc4 O-O-O 20. Nca5 b6 21. Nc6 Rg8 22. Nb4 Qg5 23. g3 h5 24. Nd3 h4 25. a4 Nf7 26. a5 Nh6 27. axb6 axb6 28. Qc4 Kc7 29. Qxe6 Ng4 30. Qf7+ Kc6 31. Nf4 hxg3 32. fxg3 Nxh2 33. Kxh2 *", + "Moves": "g5g3 h2h1 g3h4 f4h3 h4h3", + "MovesSAN": "Qxg3+ Kh1 Qh4+ Nh3 Qxh3#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "8/RQ4bk/3q1p1p/2pPr3/2P2N2/7P/5PP1/6K1 b - - 8 30", + "PGN": "1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. h3 c5 6. d5 a6 7. a4 Qa5 8. Bd2 Qd8 9. Nf3 O-O 10. Bd3 Ne8 11. O-O f5 12. exf5 Bxf5 13. Bxf5 Rxf5 14. Re1 Nd7 15. Qc2 Rf8 16. Bg5 Nef6 17. Ne4 h6 18. Bxf6 exf6 19. Nxd6 Ne5 20. Nxe5 Qxd6 21. Nxg6 Rfe8 22. Qf5 b5 23. axb5 axb5 24. Rxe8+ Rxe8 25. b3 bxc4 26. bxc4 Kf7 27. Ra7+ Kg8 28. Nf4 Re5 29. Qc8+ Kh7 30. Qb7 *", + "Moves": "e5e1 g1h2 d6f4 g2g3 f4f2", + "MovesSAN": "Re1+ Kh2 Qxf4+ g3 Qxf2#", + "Themes": "discoveredAttack endgame long mate mateIn3" + }, + { + "FEN": "3r2k1/5ppp/pQ2pn2/1p6/1P2P3/P7/1q1r2PP/3R1RK1 w - - 0 27", + "PGN": "1. d4 Nf6 2. e3 c5 3. c4 cxd4 4. exd4 d5 5. Nc3 e6 6. cxd5 Nxd5 7. Nf3 Bb4 8. Bd2 Qa5 9. Nxd5 Bxd2+ 10. Nxd2 Qxd5 11. Qg4 O-O 12. Bc4 Qa5 13. Qf4 Nd7 14. O-O Nf6 15. a3 a6 16. b4 Qd8 17. Rad1 b5 18. Bd3 Bb7 19. Qh4 Qd5 20. f3 Rfd8 21. Be4 Qxd4+ 22. Kh1 Bxe4 23. fxe4 Qb2 24. Qf2 Rd7 25. Kg1 Rad8 26. Qb6 Rxd2 *", + "Moves": "b6d8 d2d8 d1d8 f6e8 d8e8", + "MovesSAN": "Qxd8+ Rxd8 Rxd8+ Ne8 Rxe8#", + "Themes": "kingsideAttack long mate mateIn3 middlegame xRayAttack" + }, + { + "FEN": "6k1/6p1/2p5/1pb1p1P1/1r1nP3/3B3Q/P7/K6R b - - 5 39", + "PGN": "1. e4 Na6 2. d4 c6 3. c4 Nc7 4. Nc3 d6 5. Be3 e5 6. Be2 Be7 7. Nf3 f6 8. Qb3 Rb8 9. O-O-O Be6 10. dxe5 dxe5 11. Rxd8+ Bxd8 12. Qc2 b6 13. Rd1 Ne7 14. Nd2 O-O 15. f4 exf4 16. Bxf4 Rc8 17. Nf3 Ng6 18. Bd6 Re8 19. Nd4 Bf7 20. Nf5 Ne6 21. Kb1 Ne5 22. Bxe5 fxe5 23. Nd6 Bf6 24. Nxe8 Rxe8 25. Bg4 Nd4 26. Qf2 Bxc4 27. b3 Ba6 28. Ne2 Bxe2 29. Bxe2 b5 30. h4 h6 31. g4 a5 32. Qe3 Ra8 33. g5 hxg5 34. hxg5 Be7 35. Rh1 a4 36. bxa4 Rxa4 37. Bd3 Rb4+ 38. Ka1 Bc5 39. Qh3 *", + "Moves": "d4c2 d3c2 c5d4 h3c3 d4c3", + "MovesSAN": "Nc2+ Bxc2 Bd4+ Qc3 Bxc3#", + "Themes": "clearance endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "3Q4/1b3ppk/p3p2p/4qn2/5P2/2N4K/PPB3P1/3R4 b - - 0 30", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. Nc3 d6 4. Bc4 e6 5. d4 a6 6. dxc5 b5 7. Bb3 Be7 8. cxd6 Bxd6 9. O-O Nge7 10. Be3 O-O 11. Qd2 Qc7 12. h3 Rd8 13. Kh1 Ne5 14. Nxe5 Bxe5 15. Qe1 Bb7 16. Rd1 b4 17. Rxd8+ Rxd8 18. Na4 Bd4 19. Bxd4 Rxd4 20. c3 Rxe4 21. Qd2 bxc3 22. Nxc3 Rh4 23. Kg1 h6 24. Rd1 Qc6 25. f3 Nf5 26. Qd8+ Kh7 27. Bc2 Qc5+ 28. Kh2 Qe5+ 29. f4 Rxh3+ 30. Kxh3 *", + "Moves": "e5e3 h3h2 e3g3 h2g1 g3g2", + "MovesSAN": "Qe3+ Kh2 Qg3+ Kg1 Qxg2#", + "Themes": "exposedKing long mate mateIn3 middlegame" + }, + { + "FEN": "r1b3k1/ppp2p1p/2p5/8/3q2p1/2PPr2P/PP4PK/RNBQ1B1R b - - 3 17", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nxe5 Nc6 4. Nxc6 dxc6 5. d3 Bc5 6. h3 Bxf2+ 7. Kxf2 Nxe4+ 8. Kf3 O-O 9. Kxe4 Qd5+ 10. Ke3 Re8+ 11. Kf2 Qd4+ 12. Kf3 Qd5+ 13. Kf2 Qd4+ 14. Kf3 g5 15. c3 g4+ 16. Kg3 Re3+ 17. Kh2 *", + "Moves": "e3h3 g2h3 d4f2 f1g2 g4g3", + "MovesSAN": "Rxh3+ gxh3 Qf2+ Bg2 g3#", + "Themes": "clearance long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "1k1r1r2/pp5Q/8/8/3q4/8/PP3PPP/R1B2RK1 b - - 0 26", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Nc3 d6 4. d4 Bg4 5. Be2 Bxf3 6. Bxf3 Nxd4 7. Bg4 c6 8. Be3 Ne6 9. O-O Nf6 10. Be2 d5 11. exd5 cxd5 12. Bc1 d4 13. Nb5 Ne4 14. c3 Qb6 15. cxd4 O-O-O 16. Qc2+ Kb8 17. Qxe4 Nf4 18. Qxe5+ Bd6 19. Nxd6 Nxe2+ 20. Qxe2 Qxd6 21. Qe4 Rhe8 22. Qg4 f5 23. Qh4 g5 24. Qxg5 Qxd4 25. Qxf5 Rf8 26. Qxh7 *", + "Moves": "d4f2 f1f2 d8d1 f2f1 d1f1", + "MovesSAN": "Qxf2+ Rxf2 Rd1+ Rf1 Rdxf1#", + "Themes": "clearance long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "4r1k1/2QR1p2/5Ppp/p1q2r2/1pP5/1P6/P4PPP/5RK1 b - - 0 35", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d3 Bc5 6. c3 b5 7. Bc2 d6 8. Nbd2 O-O 9. Nf1 Re8 10. Ne3 d5 11. Nf5 Bxf5 12. exf5 d4 13. O-O Qd7 14. Nh4 h6 15. Re1 a5 16. Qf3 b4 17. c4 Bf8 18. Ba4 e4 19. dxe4 d3 20. Bd2 Re5 21. Bxc6 Qxc6 22. Qxd3 Bc5 23. Nf3 Ree8 24. e5 Ng4 25. Rf1 Rad8 26. Qe2 Qb6 27. Be3 Nxe5 28. Bxc5 Qxc5 29. f6 Nxf3+ 30. Qxf3 g6 31. b3 Re5 32. Qf4 Rh5 33. Rad1 Re8 34. Rd7 Rf5 35. Qxc7 *", + "Moves": "c5f2 f1f2 e8e1 f2f1 e1f1", + "MovesSAN": "Qxf2+ Rxf2 Re1+ Rf1 Rexf1#", + "Themes": "endgame kingsideAttack long mate mateIn3 sacrifice" + }, + { + "FEN": "4r1k1/pp3ppp/8/4q2Q/8/7P/6P1/5R1K w - - 0 31", + "PGN": "1. e4 e5 2. Bc4 Nc6 3. a3 Nf6 4. d3 Bc5 5. Nc3 d6 6. Ba2 Be6 7. Nd5 O-O 8. Ne2 Nd4 9. c3 Nxe2 10. Qxe2 c6 11. Nxf6+ Qxf6 12. O-O d5 13. Kh1 Rad8 14. f4 dxe4 15. dxe4 Bxa2 16. Rxa2 Qe6 17. Ra1 exf4 18. Bxf4 Rfe8 19. e5 Bb6 20. b4 Bc7 21. Rae1 Rd5 22. c4 Rd4 23. Qh5 Rxc4 24. Bg3 Rc3 25. a4 Rb3 26. b5 cxb5 27. axb5 Rxb5 28. h3 Bxe5 29. Bxe5 Rxe5 30. Rxe5 Qxe5 *", + "Moves": "h5f7 g8h8 f7f8 e8f8 f1f8", + "MovesSAN": "Qxf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "4r1k1/4rpp1/p1pR3p/Q1P5/8/P7/4qPPP/3R2K1 b - - 2 28", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Nc3 Bb4 4. a3 Bxc3 5. bxc3 a6 6. d4 exd4 7. cxd4 h6 8. d5 Na5 9. Bd2 c6 10. c4 Nf6 11. Bd3 O-O 12. Qa4 b6 13. c5 cxd5 14. Bxa5 bxa5 15. O-O dxe4 16. Bxe4 Nxe4 17. Qxe4 Ra7 18. Rfd1 Re8 19. Qd3 Qc7 20. Rac1 Qc6 21. Qc3 Bb7 22. Rd6 Qa4 23. Rcd1 Bc6 24. Ne5 Qe4 25. Nxc6 dxc6 26. Kf1 Rae7 27. Qxa5 Qe2+ 28. Kg1 *", + "Moves": "e2e1 d1e1 e7e1 a5e1 e8e1", + "MovesSAN": "Qe1+ Rxe1 Rxe1+ Qxe1 Rxe1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "8/5q2/8/4B2p/2p1Qpk1/2P3p1/6P1/6K1 b - - 3 44", + "PGN": "1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 e6 5. Bg5 h6 6. Bh4 dxc4 7. a4 Bb4 8. Qc2 b5 9. e4 Bb7 10. Be2 g5 11. Bg3 a6 12. Rd1 Nbd7 13. O-O Qb6 14. Ne5 Rd8 15. f4 Nxe5 16. fxe5 Nd7 17. Bh5 O-O 18. Qf2 f5 19. exf5 Rxf5 20. Qe2 Rdf8 21. Rxf5 Rxf5 22. Bg4 c5 23. Bxf5 exf5 24. e6 Nf6 25. d5 Bxc3 26. bxc3 Bxd5 27. Rxd5 Nxd5 28. e7 Nxe7 29. Qxe7 f4 30. Bf2 bxa4 31. h4 a3 32. Bxc5 Qb1+ 33. Kh2 Qf5 34. Bd4 Qf7 35. Qd8+ Kh7 36. Qh8+ Kg6 37. Qa8 a2 38. Qxa6+ Kh5 39. Qxa2 g4 40. Qe2 Kxh4 41. Qe5 g3+ 42. Kg1 h5 43. Qe4 Kg4 44. Be5 *", + "Moves": "f7a7 e5d4 a7a1 e4b1 a1b1", + "MovesSAN": "Qa7+ Bd4 Qa1+ Qb1 Qxb1#", + "Themes": "endgame long master mate mateIn3" + }, + { + "FEN": "1r6/5Q1p/p2k4/2ppp3/1q2n3/1P2P1PB/P1P2P1P/2KR3R b - - 0 23", + "PGN": "1. d4 Nf6 2. Nc3 d5 3. Bf4 e6 4. e3 c5 5. Nf3 Nc6 6. Nb5 a6 7. Nc7+ Kd7 8. Nxa8 Bd6 9. Ne5+ Ke7 10. Nxc6+ bxc6 11. Bxd6+ Kxd6 12. dxc5+ Kxc5 13. Qd4+ Kd6 14. Nb6 c5 15. Nxc8+ Qxc8 16. Qf4+ e5 17. Qg5 Ke6 18. O-O-O Qb7 19. g3 Rb8 20. b3 Ne4 21. Bh3+ Kd6 22. Qxg7 Qb4 23. Qxf7 *", + "Moves": "b4a3 c1b1 e4c3 b1a1 a3a2", + "MovesSAN": "Qa3+ Kb1 Nc3+ Ka1 Qxa2#", + "Themes": "fork long mate mateIn3 middlegame" + }, + { + "FEN": "6k1/ppp2rpp/8/4p3/2Q3P1/4R3/PPPr2PP/6K1 b - - 0 21", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 d6 5. O-O Be7 6. Nd5 Bd7 7. d4 Nxe4 8. Bc4 Nf6 9. dxe5 dxe5 10. Ng5 O-O 11. Re1 Nxd5 12. Bxd5 Bxg5 13. Bxf7+ Rxf7 14. Bxg5 Qxg5 15. Re2 Bg4 16. f3 Nd4 17. fxg4 Nxe2+ 18. Qxe2 Rd8 19. Re1 Rd2 20. Qc4 Qe3+ 21. Rxe3 *", + "Moves": "d2d1 e3e1 d1e1 c4f1 e1f1", + "MovesSAN": "Rd1+ Re1 Rxe1+ Qf1 Rexf1#", + "Themes": "endgame long mate mateIn3 queenRookEndgame" + }, + { + "FEN": "r6r/2R2R2/p2p1pk1/7p/2p2PP1/P7/3K3P/8 w - - 0 26", + "PGN": "1. e4 c5 2. Nf3 e6 3. b3 a6 4. Bb2 Nc6 5. d4 cxd4 6. Nxd4 Qc7 7. Bd3 Nf6 8. Nd2 Bb4 9. c3 Nxd4 10. cxd4 Qa5 11. a3 Bxd2+ 12. Qxd2 Qxd2+ 13. Kxd2 d6 14. Rac1 Bd7 15. Rc7 Bc6 16. d5 exd5 17. Bxf6 gxf6 18. exd5 Bxd5 19. Re1+ Kf8 20. Ree7 Kg7 21. Bc4 Bxc4 22. bxc4 b5 23. Rxf7+ Kg6 24. g4 bxc4 25. f4 h5 *", + "Moves": "f7g7 g6h6 g4g5 f6g5 f4g5", + "MovesSAN": "Rg7+ Kh6 g5+ fxg5 fxg5#", + "Themes": "endgame long mate mateIn3 rookEndgame" + }, + { + "FEN": "r4rk1/4Pppp/2p5/7P/6b1/1Pp1PN2/Q7/KR3B1R b - - 0 23", + "PGN": "1. e4 d6 2. d4 Nf6 3. Nc3 e5 4. Be3 Ng4 5. Qd2 Nxe3 6. fxe3 Nd7 7. O-O-O Be7 8. Kb1 O-O 9. Nf3 c6 10. h4 b5 11. g4 b4 12. Na4 Qa5 13. b3 Nf6 14. h5 Nxe4 15. Qg2 Nc3+ 16. Nxc3 bxc3 17. Ka1 Qa3 18. Rb1 a5 19. dxe5 a4 20. exd6 axb3 21. cxb3 Bxg4 22. dxe7 Qxa2+ 23. Qxa2 *", + "Moves": "a8a2 a1a2 f8a8 f1a6 a8a6", + "MovesSAN": "Rxa2+ Kxa2 Ra8+ Ba6 Rxa6#", + "Themes": "attraction exposedKing long mate mateIn3 middlegame" + }, + { + "FEN": "7r/p3rkp1/1p1R4/5B1p/7P/p5P1/1P3PK1/2q5 w - - 0 34", + "PGN": "1. e4 b6 2. d4 Bb7 3. Nc3 e6 4. a3 Nf6 5. Bc4 Nxe4 6. Nxe4 Bxe4 7. Nf3 Nc6 8. O-O Qf6 9. Bg5 Qg6 10. h4 Be7 11. Re1 Bxc2 12. Qd2 Bxg5 13. Nxg5 h6 14. Nf3 Be4 15. Rxe4 Qxe4 16. Bd3 Qd5 17. Re1 Nxd4 18. Nxd4 Qxd4 19. Rxe6+ Kf8 20. Re4 Qd6 21. Qc3 Re8 22. Rg4 f6 23. g3 h5 24. Rd4 Qc6 25. Qb4+ Re7 26. Bb5 Qc1+ 27. Kg2 c5 28. Rxd7 cxb4 29. Rd8+ Kf7 30. Bc4+ Kg6 31. Bd3+ f5 32. Rd6+ Kf7 33. Bxf5 bxa3 *", + "Moves": "f5g6 f7g8 d6d8 e7e8 d8e8", + "MovesSAN": "Bg6+ Kg8 Rd8+ Re8 Rxe8#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "1r5r/5pk1/1p1N2p1/p2Pp3/4P1PQ/5P1R/1q4PK/8 w - - 1 37", + "PGN": "1. Nf3 Nf6 2. c4 g6 3. d4 Bg7 4. Nc3 O-O 5. e4 d6 6. Bd3 b6 7. O-O Bb7 8. Re1 Re8 9. Bg5 h6 10. Bd2 Nbd7 11. a4 a5 12. Qc1 Kh7 13. h3 e5 14. d5 c6 15. Nh2 Nc5 16. Bc2 cxd5 17. cxd5 Rc8 18. Ng4 Nxg4 19. hxg4 Ba6 20. Re3 Qd7 21. Rg3 Ra8 22. Be3 Bd3 23. Bxd3 Nxd3 24. Qd2 Nc5 25. f3 Nb3 26. Qd1 Nxa1 27. Qxa1 Rab8 28. Qc1 Rec8 29. Rh3 Kg8 30. Bxh6 Qxa4 31. Bxg7 Qd4+ 32. Kh2 Kxg7 33. Qh6+ Kf6 34. Qh4+ Kg7 35. Nb5 Qxb2 36. Nxd6 Rh8 *", + "Moves": "d6f5 g6f5 h4g5 g7f8 h3h8", + "MovesSAN": "Nf5+ gxf5 Qg5+ Kf8 Rxh8#", + "Themes": "deflection discoveredAttack endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "7Q/2r1kb2/p2p4/1p6/3BP3/5P2/PPPq4/1K4R1 b - - 7 36", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e6 7. f3 Be7 8. Bc4 O-O 9. Bb3 Bd7 10. Qd2 Nc6 11. O-O-O Rc8 12. g4 Qc7 13. h4 g6 14. h5 b5 15. hxg6 fxg6 16. Bxe6+ Kh8 17. g5 Nh5 18. Nd5 Qd8 19. Rxh5 gxh5 20. Nxc6 Rxc6 21. Bd4+ Bf6 22. Nxf6 Bxe6 23. Nxh5+ Kg8 24. Nf6+ Kh8 25. Nd5+ Kg8 26. Nf6+ Kh8 27. Qh2 Rc7 28. Nd7+ Kg8 29. Nf6+ Kh8 30. Nxh7+ Kg8 31. Nxf8 Qxg5+ 32. Kb1 Kxf8 33. Qh8+ Ke7 34. Rg1 Qd2 35. Rg7+ Bf7 36. Rg1 *", + "Moves": "d2c2 b1a1 c2c1 g1c1 c7c1", + "MovesSAN": "Qxc2+ Ka1 Qc1+ Rxc1 Rxc1#", + "Themes": "endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "6k1/1R3Rp1/6Q1/P1q2p2/8/4p3/6P1/5K2 b - - 0 57", + "PGN": "1. d4 d5 2. Bf4 Nf6 3. e3 e6 4. c4 Bb4+ 5. Nc3 Ne4 6. Rc1 O-O 7. Bd3 Nxc3 8. bxc3 dxc4 9. Bxc4 Ba5 10. Qa4 b6 11. Nf3 Bd7 12. Qb3 Bc6 13. Be2 Nd7 14. O-O Nf6 15. Ne5 Bb7 16. Bf3 Bxf3 17. Nxf3 Nh5 18. Bg3 Nxg3 19. hxg3 a6 20. c4 c6 21. Ne5 Qd6 22. Qa4 Rac8 23. Rc2 f6 24. Nf3 c5 25. dxc5 Rxc5 26. Nd4 Rh5 27. Nb3 Rd8 28. Nxa5 Rxa5 29. Qb3 Rh5 30. Rb2 b5 31. cxb5 axb5 32. Qc2 f5 33. Qe2 e5 34. Qxh5 Rf8 35. Rxb5 Qd7 36. Qe2 Rf6 37. Rd1 Qc7 38. Qb2 h6 39. Rb8+ Kh7 40. Rb7 Qc4 41. Rdd7 Rg6 42. Qb1 Qg4 43. Rf7 e4 44. a4 h5 45. a5 h4 46. Kf1 hxg3 47. fxg3 Qxg3 48. Qc2 Qxe3 49. Qf2 Qc1+ 50. Qe1 Qc4+ 51. Qe2 Qc1+ 52. Qe1 Qc4+ 53. Qe2 Qc1+ 54. Kf2 Qc5+ 55. Kf1 e3 56. Qh5+ Kg8 57. Qxg6 *", + "Moves": "c5c1 f1e2 c1d2 e2f3 d2f2", + "MovesSAN": "Qc1+ Ke2 Qd2+ Kf3 Qf2#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "7k/2r1rp2/4p2p/5p2/2p2P1Q/1P2q2P/6P1/3R3K w - - 0 34", + "PGN": "1. d4 d5 2. c4 c6 3. e3 Nf6 4. Nf3 Bf5 5. Bd3 Bxd3 6. Qxd3 e6 7. O-O Bd6 8. Nc3 Nbd7 9. b3 O-O 10. Bb2 Rc8 11. e4 dxe4 12. Nxe4 Nxe4 13. Qxe4 Nf6 14. Qe3 Re8 15. Rfd1 Qc7 16. h3 Bf4 17. Qe2 c5 18. dxc5 Qxc5 19. Bxf6 gxf6 20. Rd7 Rc7 21. Rad1 a5 22. Nh2 f5 23. Qh5 Re7 24. Rd8+ Kg7 25. Nf3 a4 26. Ng5 h6 27. Nf3 axb3 28. axb3 b5 29. Qh4 Be5 30. Nxe5 Qxe5 31. f4 Qe3+ 32. Kh1 bxc4 33. Rh8 Kxh8 *", + "Moves": "h4h6 h8g8 d1d8 e7e8 d8e8", + "MovesSAN": "Qxh6+ Kg8 Rd8+ Re8 Rxe8#", + "Themes": "endgame exposedKing long mate mateIn3" + }, + { + "FEN": "8/6pk/p2p2rp/4p3/4P2r/5PqP/PPQ2RP1/5R1K b - - 10 32", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nc3 Nc6 4. Bc4 Bc5 5. h3 O-O 6. d3 h6 7. O-O a6 8. Nd5 Nxd5 9. Bxd5 d6 10. Re1 Be6 11. c4 Rb8 12. Be3 Bxe3 13. Rxe3 Ne7 14. Bxe6 fxe6 15. Qb3 Ng6 16. c5 Qe7 17. cxd6 cxd6 18. d4 exd4 19. Nxd4 Nf4 20. Ne2 Kh8 21. Nxf4 Rxf4 22. Rd1 e5 23. f3 Rbf8 24. Red3 Qg5 25. Kh1 Qg3 26. Rf1 R8f6 27. Qxb7 Rg6 28. Rd2 Rgf6 29. Qc8+ Kh7 30. Qc3 Rg6 31. Qc2 Rh4 32. Rdf2 *", + "Moves": "h4h3 g2h3 g3h3 f2h2 h3f1", + "MovesSAN": "Rxh3+ gxh3 Qxh3+ Rh2 Qxf1#", + "Themes": "deflection endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "8/pR3pbp/4pkp1/8/r4PP1/5K1P/8/8 w - - 2 38", + "PGN": "1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 Nc6 6. Nf3 Bg4 7. Be2 Bxf3 8. Bxf3 dxc4 9. Bxc6+ bxc6 10. O-O e6 11. Bg5 Be7 12. Qa4 O-O 13. Qxc6 Qxd4 14. Rfd1 Qg4 15. Bxf6 Bxf6 16. h3 Qf4 17. Ne2 Qe5 18. Qxc4 Rac8 19. Qb3 Qxe2 20. Re1 Qc4 21. Qxc4 Rxc4 22. b3 Bxa1 23. bxc4 Bf6 24. c5 Rc8 25. Rc1 Bd4 26. c6 Kf8 27. Kf1 Ke7 28. Ke2 Kd6 29. Kd3 Bf6 30. Ke4 Rxc6 31. Rd1+ Ke7 32. g4 g6 33. f4 Bg7 34. Rb1 Rc7 35. a4 Rc4+ 36. Kf3 Rxa4 37. Rb7+ Kf6 *", + "Moves": "g4g5 f6f5 b7f7 g7f6 f7f6", + "MovesSAN": "g5+ Kf5 Rxf7+ Bf6 Rxf6#", + "Themes": "deflection endgame fork long mate mateIn3" + }, + { + "FEN": "2r3k1/1p4b1/p2N1pP1/3PR2Q/8/8/P5PP/7K b - - 0 29", + "PGN": "1. e4 c5 2. c3 d6 3. d4 cxd4 4. cxd4 Nf6 5. Nc3 g6 6. Nf3 Bg7 7. Bc4 O-O 8. O-O a6 9. e5 Nfd7 10. e6 fxe6 11. Bxe6+ Kh8 12. Ng5 Qe8 13. Qg4 Nf6 14. Qh3 Bxe6 15. Nxe6 Nc6 16. Nxf8 Qxf8 17. d5 Ne5 18. f4 Neg4 19. f5 h5 20. fxg6 Qd8 21. Bg5 Qb6+ 22. Kh1 Nf2+ 23. Rxf2 Qxf2 24. Bxf6 exf6 25. Qxh5+ Kg8 26. Ne4 Qxb2 27. Re1 Rc8 28. Nxd6 Qe5 29. Rxe5 *", + "Moves": "c8c1 h5d1 c1d1 e5e1 d1e1", + "MovesSAN": "Rc1+ Qd1 Rxd1+ Re1 Rxe1#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "3r2k1/5ppp/p7/1p1P4/8/4nQPP/PPq5/5RK1 w - - 4 35", + "PGN": "1. d4 Nf6 2. Nf3 e6 3. Bg5 Be7 4. Nbd2 Nd5 5. Bxe7 Qxe7 6. e4 Nf4 7. Bc4 d5 8. Bb3 c5 9. exd5 exd5+ 10. Kf1 O-O 11. c4 dxc4 12. Bxc4 a6 13. g3 Nh3 14. Qe2 Qf6 15. Ne4 Qc6 16. Nxc5 b5 17. Bb3 Bg4 18. Bd1 Re8 19. Qd3 Nd7 20. Nxd7 Qxd7 21. Bb3 Rad8 22. d5 Bxf3 23. Qxf3 Ng5 24. Qg2 Ne4 25. Rd1 Nc5 26. Bc2 Qg4 27. h3 Qe2+ 28. Kg1 Qxc2 29. Kh2 Re2 30. Rhf1 Nd3 31. Qf3 Rxf2+ 32. Rxf2 Nxf2 33. Rf1 Nd1+ 34. Kg1 Ne3 *", + "Moves": "f3f7 g8h8 f7f8 d8f8 f1f8", + "MovesSAN": "Qxf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "4r1k1/p2b2pp/2p5/3p4/3P4/2P1q3/P4QPP/5R1K w - - 0 28", + "PGN": "1. e4 e5 2. Nf3 f5 3. Nxe5 Nf6 4. d4 fxe4 5. Bg5 d6 6. Nc4 d5 7. Ne3 c6 8. c4 Be6 9. cxd5 cxd5 10. Nc3 Be7 11. Bb5+ Nc6 12. O-O O-O 13. Bxc6 bxc6 14. f3 exf3 15. Rxf3 Qd7 16. Qf1 Ne4 17. Bxe7 Qxe7 18. Rxf8+ Rxf8 19. Qd3 Nxc3 20. bxc3 Qg5 21. Qe2 Bd7 22. Re1 Re8 23. Qf2 Rf8 24. Qe2 Re8 25. Qf2 Bh3 26. Kh1 Bd7 27. Rf1 Qxe3 *", + "Moves": "f2f7 g8h8 f7f8 e8f8 f1f8", + "MovesSAN": "Qf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate endgame fork long mate mateIn3 sacrifice" + }, + { + "FEN": "8/7k/3N2p1/2pn2Pp/3n3P/6N1/1r6/2K1R2R b - - 1 39", + "PGN": "1. c4 Nf6 2. Nc3 g6 3. d4 Bg7 4. e4 d6 5. f3 O-O 6. Be3 Nbd7 7. Nge2 h6 8. g4 c5 9. d5 a6 10. a4 e6 11. Ng3 exd5 12. cxd5 Qa5 13. Qd2 Kh7 14. h4 Re8 15. Be2 Qb4 16. Na2 Qxd2+ 17. Kxd2 Ne5 18. g5 Ng8 19. Rab1 b5 20. axb5 axb5 21. Bxb5 Bd7 22. Bxd7 Nxd7 23. Nc3 Ne5 24. Ke2 h5 25. Nb5 Nc4 26. Bf4 Be5 27. Bxe5 Rxe5 28. Kd3 Na5 29. Nxd6 Ne7 30. f4 Rxd5+ 31. exd5 Nxd5 32. Nxf7 Nxf4+ 33. Kc2 Nc6 34. Rbd1 Nd4+ 35. Kc3 Ra4 36. Nd6 Rb4 37. Rde1 Nd5+ 38. Kd2 Rxb2+ 39. Kc1 *", + "Moves": "b2c2 c1b1 d5c3 b1a1 d4b3", + "MovesSAN": "Rc2+ Kb1 Nc3+ Ka1 Nb3#", + "Themes": "exposedKing long mate mateIn3 middlegame" + }, + { + "FEN": "1b2r2k/1p4p1/p6p/P7/1q1P4/4BR1P/3Q1PP1/6K1 b - - 1 36", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 h6 4. c3 Nf6 5. d3 Bc5 6. b4 Bb6 7. a4 a6 8. a5 Ba7 9. O-O O-O 10. Re1 d6 11. h3 Re8 12. Nbd2 Be6 13. Bb2 d5 14. Bb3 dxe4 15. Nxe4 Nxe4 16. Bxe6 Rxe6 17. Rxe4 f5 18. Qb3 Qf6 19. Re2 Re8 20. Rae1 Kh8 21. d4 e4 22. Nh2 Nd8 23. Bc1 f4 24. Ng4 Qf5 25. Ne5 Nf7 26. Rxe4 Nxe5 27. Rxf4 Nf3+ 28. Rxf3 Rxe1+ 29. Kh2 Qd7 30. Qc2 R1e2 31. Qd3 Qe7 32. Be3 Bb8 33. Qxe2 c5+ 34. Kg1 cxd4 35. cxd4 Qxb4 36. Qd2 *", + "Moves": "b4b1 d2c1 b1c1 e3c1 e8e1", + "MovesSAN": "Qb1+ Qc1 Qxc1+ Bxc1 Re1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "8/6kp/p2R2p1/P1p5/1pP1R3/1r5B/5PPP/6K1 b - - 0 33", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. c3 Na5 9. Bc2 d6 10. d4 c5 11. dxe5 dxe5 12. Qxd8 Rxd8 13. Nxe5 Bb7 14. Nf3 Nc4 15. Nbd2 Nb6 16. b3 Rd7 17. a4 Rad8 18. c4 b4 19. e5 Ne8 20. a5 Nc8 21. Bf5 Rc7 22. Ne4 g6 23. Bh3 Rd3 24. Bf4 Rxb3 25. e6 Rc6 26. exf7+ Kxf7 27. Rad1 Ncd6 28. Ne5+ Kg7 29. Nxc6 Bxc6 30. Nxd6 Nxd6 31. Bxd6 Bxd6 32. Rxd6 Be4 33. Rxe4 *", + "Moves": "b3b1 d6d1 b1d1 e4e1 d1e1", + "MovesSAN": "Rb1+ Rd1 Rxd1+ Re1 Rxe1#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "6rk/5p2/p1Q2p1p/6q1/8/B1P4B/P3r1PP/R5K1 b - - 4 26", + "PGN": "1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 Bb4 5. e3 O-O 6. Be2 Nc6 7. O-O dxc4 8. Bxc4 Bxc3 9. bxc3 a6 10. Ba3 Re8 11. Bd3 h6 12. Nd2 Bd7 13. Ne4 e5 14. Nc5 exd4 15. Nxb7 Qc8 16. Nc5 dxe3 17. fxe3 Rxe3 18. Rxf6 gxf6 19. Nxd7 Ne5 20. Bf5 Nxd7 21. Qg4+ Kh8 22. Bxd7 Qg8 23. Qf4 Qg5 24. Qxc7 Re2 25. Bh3 Rg8 26. Qc6 *", + "Moves": "g5e3 g1h1 e2e1 a1e1 e3e1", + "MovesSAN": "Qe3+ Kh1 Re1+ Rxe1 Qxe1#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "2k5/5Q1p/p3P1p1/3pq3/1P2R3/P7/6PP/7K b - - 0 34", + "PGN": "1. d4 d5 2. Nc3 Nf6 3. Bf4 Nc6 4. Nb5 e5 5. dxe5 Nh5 6. e3 a6 7. Nxc7+ Qxc7 8. Qxh5 Qa5+ 9. c3 Be6 10. Nf3 O-O-O 11. Nd4 Qb6 12. b4 g6 13. Qd1 Kb8 14. a3 Nxd4 15. exd4 Qc6 16. Bd2 Bf5 17. Be2 Bg7 18. O-O Rhe8 19. Re1 f6 20. f4 Bh6 21. Rc1 Be4 22. Be3 fxe5 23. dxe5 Rxe5 24. fxe5 Bxe3+ 25. Kh1 Bxc1 26. Qxc1 Re8 27. Qf4 Qxc3 28. e6+ Ka8 29. Qc1 Qe5 30. Bxa6 bxa6 31. Qc6+ Kb8 32. Qxe8+ Kc7 33. Qf7+ Kc8 34. Rxe4 *", + "Moves": "e5a1 e4e1 a1e1 f7f1 e1f1", + "MovesSAN": "Qa1+ Re1 Qxe1+ Qf1 Qxf1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "2kr4/Q7/1p6/p1pP4/3n2P1/1P1P4/P4PP1/2R2RK1 b - - 4 28", + "PGN": "1. c4 e5 2. Nc3 Bb4 3. e4 Nf6 4. d3 Nc6 5. Nf3 d6 6. Bg5 Bg4 7. Be2 h6 8. h3 Bxf3 9. Bxf3 hxg5 10. O-O Qd7 11. Nd5 Nxd5 12. cxd5 Nd4 13. Bg4 Qe7 14. Qa4+ c6 15. Qxb4 f5 16. exf5 O-O-O 17. f6+ Qd7 18. Bxd7+ Rxd7 19. fxg7 Rxg7 20. Qxd6 Rd7 21. Qxe5 c5 22. Qxh8+ Rd8 23. Qe5 g4 24. hxg4 a5 25. Rac1 b6 26. b3 Kb7 27. Qe7+ Kc8 28. Qa7 *", + "Moves": "d4e2 g1h1 d8h8 a7h7 h8h7", + "MovesSAN": "Ne2+ Kh1 Rh8+ Qh7 Rxh7#", + "Themes": "endgame fork long mate mateIn3" + }, + { + "FEN": "5rk1/p4ppp/1pp3r1/4R1b1/3Pp1q1/P3P3/1P1B1QPP/5RK1 w - - 2 26", + "PGN": "1. d4 Nf6 2. e3 e6 3. Nf3 b6 4. c4 Bb7 5. Nc3 Be7 6. Bd3 d5 7. cxd5 exd5 8. Ne5 Nbd7 9. f4 O-O 10. O-O Ne4 11. Nxe4 dxe4 12. Bc4 Nxe5 13. fxe5 Bd5 14. Bxd5 Qxd5 15. Bd2 c6 16. Rc1 Bg5 17. Qg4 Bh6 18. Rf5 Kh8 19. Rcf1 Rae8 20. Qh3 Kg8 21. a3 Re6 22. Qh4 Rg6 23. Qf2 Bg5 24. e6 Qxe6 25. Re5 Qg4 *", + "Moves": "f2f7 f8f7 e5e8 f7f8 f1f8", + "MovesSAN": "Qxf7+ Rxf7 Re8+ Rf8 Rfxf8#", + "Themes": "kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "rn3rk1/5ppp/p7/1qQ5/6b1/8/PPP2PPP/3RR1K1 w - - 3 20", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd8 4. Nf3 e6 5. Bb5+ Bd7 6. O-O a6 7. Be2 Nf6 8. d4 Be7 9. Bg5 O-O 10. Qd2 c5 11. d5 Be8 12. Rad1 exd5 13. Nxd5 Nxd5 14. Bxe7 Qxe7 15. Qxd5 Qxe2 16. Qxb7 Bc6 17. Qc7 Bxf3 18. Qxc5 Bg4 19. Rfe1 Qb5 *", + "Moves": "c5f8 g8f8 d1d8 b5e8 e1e8", + "MovesSAN": "Qxf8+ Kxf8 Rd8+ Qe8 Rexe8#", + "Themes": "attraction kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "8/6Rp/3Rp3/4Pk2/5p2/1r3P2/rP4PP/6K1 b - - 0 35", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Na5 6. Bb5+ c6 7. dxc6 bxc6 8. Qf3 Rb8 9. Bxc6+ Nxc6 10. Qxc6+ Nd7 11. d3 Rb6 12. Qc4 Qf6 13. O-O Bb7 14. Nc3 Bd6 15. Nge4 Qg6 16. Nxd6+ Rxd6 17. Ne4 O-O 18. Qc7 Bxe4 19. dxe4 Qe6 20. Be3 a5 21. Qxa5 Nf6 22. f3 Rc8 23. c3 Nh5 24. Rad1 Nf4 25. Bxf4 exf4 26. Qa3 Ra6 27. Qb3 Rxa2 28. Qxe6 fxe6 29. Rd2 Rxc3 30. Rfd1 Rb3 31. Rd8+ Kf7 32. R8d7+ Kf6 33. e5+ Kg6 34. R1d6 Kf5 35. Rxg7 *", + "Moves": "a2a1 g1f2 b3b2 d6d2 b2d2", + "MovesSAN": "Ra1+ Kf2 Rxb2+ Rd2 Rxd2#", + "Themes": "endgame long mate mateIn3 rookEndgame" + }, + { + "FEN": "8/2QR2pp/2p3k1/6q1/8/1P3pP1/P4P1P/2r2RK1 b - - 0 29", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. O-O d6 5. c3 Nf6 6. d4 Nxe4 7. dxc5 Nxc5 8. Ng5 d5 9. Bxd5 Ne6 10. Nxe6 Bxe6 11. Bxc6+ bxc6 12. Qf3 Qd7 13. Be3 O-O 14. Nd2 Rab8 15. b3 f5 16. Qe2 f4 17. Bxa7 Rb7 18. Bc5 Rf6 19. Qxe5 Rf5 20. Qe4 Rxc5 21. Nf3 Rxc3 22. Rad1 Qe7 23. Ng5 Qxg5 24. Qxe6+ Kf8 25. Qc8+ Kf7 26. Rd7+ Kg6 27. Qxb7 f3 28. g3 Rc1 29. Qxc7 *", + "Moves": "c1f1 g1f1 g5c1 d7d1 c1d1", + "MovesSAN": "Rxf1+ Kxf1 Qc1+ Rd1 Qxd1#", + "Themes": "attraction endgame long mate mateIn3" + }, + { + "FEN": "7k/ppR3rp/5N2/8/2P1r3/6RP/PP2n1PK/4q3 w - - 0 27", + "PGN": "1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. Nf3 Bc5 5. e3 O-O 6. h3 Nh6 7. Nc3 Nf5 8. Nd4 d6 9. exd6 Nxd6 10. Bd3 Bxd4 11. exd4 Re8+ 12. Be3 Bf5 13. O-O Nc6 14. Bxf5 Nxf5 15. Qg4 Nxe3 16. fxe3 Rxe3 17. Rad1 Re8 18. Nd5 Kh8 19. Rxf7 Rg8 20. Rd3 Qe8 21. Rxc7 Qe1+ 22. Kh2 Rae8 23. Rg3 Re4 24. Qd7 Nxd4 25. Nf6 Ne2 26. Qxg7+ Rxg7 *", + "Moves": "c7c8 e4e8 c8e8 g7g8 g3g8", + "MovesSAN": "Rc8+ Re8 Rxe8+ Rg8 Rgxg8#", + "Themes": "arabianMate long mate mateIn3 middlegame" + }, + { + "FEN": "5r2/pQp3pp/2Nk1q2/p7/8/4P3/PP3PPP/R5K1 b - - 1 25", + "PGN": "1. d4 d5 2. Nf3 Nc6 3. e3 Nf6 4. c4 Bf5 5. Nc3 dxc4 6. Bxc4 e6 7. O-O Bd6 8. Re1 Ne4 9. Qb3 b6 10. d5 Na5 11. Qa4+ Ke7 12. dxe6 fxe6 13. Bxe6 Kxe6 14. Nxe4 Bxe4 15. Qxe4+ Kd7 16. Qf5+ Kc6 17. Bd2 Rf8 18. Qe4+ Kd7 19. Bxa5 bxa5 20. Red1 Qf6 21. Ne5+ Kd8 22. Qxa8+ Ke7 23. Nc6+ Kd7 24. Rxd6+ Kxd6 25. Qb7 *", + "Moves": "f6f2 g1h1 f2f1 a1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "2b2k1r/r4pp1/ppBp4/1p2p3/4P2q/2PP1Pp1/PP4P1/R1BQRK2 b - - 3 19", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. O-O d6 5. Nc3 Nf6 6. Nd5 Ng4 7. h3 h5 8. d3 a6 9. Ba4 b5 10. Bb3 Nd4 11. Nxd4 Bxd4 12. c3 Bb6 13. Nxb6 cxb6 14. Bd5 Ra7 15. Bc6+ Kf8 16. hxg4 hxg4 17. f3 g3 18. Re1 Qh4 19. Kf1 *", + "Moves": "h4h1 f1e2 h1g2 e2e3 g2f2", + "MovesSAN": "Qh1+ Ke2 Qxg2+ Ke3 Qf2#", + "Themes": "deflection long mate mateIn3 middlegame" + }, + { + "FEN": "6r1/pb2k2p/4pp2/1pP2n2/3RNK2/5B2/PP4PP/7R b - - 0 26", + "PGN": "1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 e6 6. Nf3 Bb4 7. Qb3 Nc6 8. c5 Qa5 9. Bd2 Ne4 10. Nxe4 dxe4 11. Bxb4 Qxb4+ 12. Qxb4 Nxb4 13. Bb5+ Ke7 14. Ng5 Nc2+ 15. Kd2 Nxd4 16. Ba4 b5 17. Bd1 Bb7 18. f3 Rhd8 19. Ke3 Nf5+ 20. Kf4 exf3 21. Bxf3 Rd4+ 22. Ne4 Rad8 23. Rad1 g5+ 24. Kxg5 Rg8+ 25. Kf4 f6 26. Rxd4 *", + "Moves": "e6e5 f4f5 b7c8 d4d7 c8d7", + "MovesSAN": "e5+ Kxf5 Bc8+ Rd7+ Bxd7#", + "Themes": "fork long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "3r2k1/2Q3pp/pp6/5R2/1P1q4/P2p3P/6P1/7K w - - 1 41", + "PGN": "1. c4 Nf6 2. Nc3 e6 3. e3 Be7 4. d4 c5 5. Bd2 O-O 6. Bd3 b6 7. Nf3 d6 8. O-O Bb7 9. h3 Nbd7 10. a3 Rc8 11. e4 cxd4 12. Nxd4 Nc5 13. Bc2 Ncxe4 14. Nxe4 Bxe4 15. Bxe4 Nxe4 16. f3 Nxd2 17. Qxd2 Rxc4 18. b3 Rc8 19. Rac1 Qd7 20. f4 d5 21. b4 Bf6 22. Nf3 Qd6 23. Nd4 Bxd4+ 24. Qxd4 Rc7 25. Rxc7 Qxc7 26. Rf3 f6 27. f5 Qd6 28. fxe6 Qxe6 29. Re3 Qf5 30. Rf3 Qe4 31. Qd1 Rd8 32. Rg3 d4 33. Qb3+ Qd5 34. Qd3 a6 35. Rg4 f5 36. Rg5 Qe4 37. Qc4+ Kf8 38. Kh1 d3 39. Qc7 Qd4 40. Rxf5+ Kg8 *", + "Moves": "c7f7 g8h8 f7f8 d8f8 f5f8", + "MovesSAN": "Qf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "r5k1/4Rpbp/1P1p4/1N3pBn/1P6/8/5PPP/6K1 b - - 0 26", + "PGN": "1. e4 d6 2. Nf3 Nf6 3. d4 Nxe4 4. Bd3 Nf6 5. O-O g6 6. Bg5 Bg7 7. c3 O-O 8. Re1 Nbd7 9. Nbd2 c5 10. Qc2 cxd4 11. Nxd4 Nc5 12. N2f3 Nxd3 13. Qxd3 Re8 14. a4 Qb6 15. b4 a5 16. Nb5 axb4 17. cxb4 Bd7 18. Nfd4 Bxb5 19. Nxb5 Nh5 20. a5 Qc6 21. Rac1 Qd7 22. Rc7 Qf5 23. Qxf5 gxf5 24. Rcxe7 Rxe7 25. Rxe7 b6 26. axb6 *", + "Moves": "a8a1 g5c1 a1c1 e7e1 c1e1", + "MovesSAN": "Ra1+ Bc1 Rxc1+ Re1 Rxe1#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "r1b1kb1r/p3pppp/2p5/Qq6/3Bn3/5N2/P1P2PPP/3R1RK1 w kq - 2 15", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 d5 4. dxc5 d4 5. Bb5 Qa5+ 6. Nc3 dxc3 7. Bxc6+ bxc6 8. O-O Qxc5 9. Be3 Qb4 10. bxc3 Qxc3 11. Bd4 Qc4 12. Qd2 Nf6 13. Rad1 Nxe4 14. Qa5 Qb5 *", + "Moves": "a5d8 e8d8 d4b6 d8e8 d1d8", + "MovesSAN": "Qd8+ Kxd8 Bb6+ Ke8 Rd8#", + "Themes": "attraction doubleCheck long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "2k4r/ppp1ppbp/6p1/1Q6/8/4BP2/qP2KP1P/3R4 w - - 6 21", + "PGN": "1. e4 d5 2. exd5 Nf6 3. Nc3 Nxd5 4. Nxd5 Qxd5 5. d4 Nc6 6. Nf3 Bg4 7. c4 Qe4+ 8. Qe2 Bxf3 9. gxf3 Qxd4 10. Be3 Qh4 11. O-O-O g6 12. Qd2 Rd8 13. Bd3 Ne5 14. Qe2 Nxd3+ 15. Rxd3 Qxc4+ 16. Kd2 Rxd3+ 17. Qxd3 Qxa2 18. Qb5+ Kd8 19. Rd1 Bg7 20. Ke2+ Kc8 *", + "Moves": "b5d7 c8b8 d7d8 h8d8 d1d8", + "MovesSAN": "Qd7+ Kb8 Qd8+ Rxd8 Rxd8#", + "Themes": "endgame long mate mateIn3 queensideAttack sacrifice" + }, + { + "FEN": "3r1k2/1b3p2/p1q2Pp1/1pp1p1Q1/2Pr2N1/1P6/P4RPP/2R3K1 b - - 6 30", + "PGN": "1. e4 c5 2. b3 d6 3. Bb2 Nd7 4. f4 Ngf6 5. Nf3 Nxe4 6. Bd3 Nef6 7. O-O e6 8. Qe2 h6 9. f5 e5 10. Nc3 a6 11. Bc4 b5 12. Bd5 Nxd5 13. Nxd5 Nf6 14. Ne3 Be7 15. d3 Bb7 16. c4 O-O 17. Nd2 Qc7 18. Ne4 Qc6 19. Nxf6+ Bxf6 20. Rad1 Rfe8 21. Ng4 Bg5 22. Bc1 Bxc1 23. Rxc1 d5 24. f6 g6 25. Nxh6+ Kf8 26. Qg4 dxc4 27. dxc4 Red8 28. Rf2 Rd4 29. Qg5 Rad8 30. Ng4 *", + "Moves": "d4d1 c1d1 d8d1 f2f1 c6g2", + "MovesSAN": "Rd1+ Rxd1 Rxd1+ Rf1 Qxg2#", + "Themes": "kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "6rk/pR4p1/6Qp/2P2P2/1P1n1qN1/8/6BP/6K1 b - - 2 40", + "PGN": "1. e4 e6 2. d3 d5 3. Nd2 Bd6 4. Ngf3 Ne7 5. g3 f6 6. Bg2 Nbc6 7. O-O O-O 8. c4 dxe4 9. dxe4 e5 10. a3 Be6 11. b4 Ng6 12. Bb2 Qe8 13. Qc2 Qf7 14. Rac1 Rad8 15. Rfd1 Kh8 16. Nf1 f5 17. Ng5 Qf6 18. Nxe6 Qxe6 19. Bh3 Qf7 20. exf5 Nf4 21. gxf4 exf4 22. f3 Rfe8 23. c5 Be5 24. Rxd8 Rxd8 25. Bxe5 Nxe5 26. Qe4 Re8 27. Rd1 Qh5 28. Bg2 Nc6 29. Qxf4 h6 30. Ng3 Qf7 31. Ne4 Qb3 32. Rd7 Qxa3 33. Qg4 Qe3+ 34. Nf2 Qe1+ 35. Bf1 Rg8 36. Qg6 Qc3 37. Ng4 Qxf3 38. Rxc7 Qf4 39. Rxb7 Nd4 40. Bg2 *", + "Moves": "d4e2 g1h1 f4c1 g2f1 c1f1", + "MovesSAN": "Ne2+ Kh1 Qc1+ Bf1 Qxf1#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "1nbq1k1r/8/3p4/pN2p3/4P1n1/1P1P1P2/P1Q3P1/R4RK1 b - - 0 19", + "PGN": "1. h4 g5 2. hxg5 e5 3. e4 c5 4. f3 d6 5. Nh3 c4 6. Bxc4 a5 7. O-O Ra7 8. Bxf7+ Kxf7 9. d3 Ke8 10. Qe2 h6 11. Nf2 hxg5 12. Ng4 b5 13. Nc3 Nf6 14. Bxg5 Nxg4 15. Bh6 Ra6 16. Bxf8 Kxf8 17. Nxb5 Rc6 18. b3 Rxc2 19. Qxc2 *", + "Moves": "h8h1 g1h1 d8h4 h1g1 h4h2", + "MovesSAN": "Rh1+ Kxh1 Qh4+ Kg1 Qh2#", + "Themes": "attraction kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r4rk1/1p5p/2p1RqpQ/p2p4/3P4/1PP5/P4PPP/4R1K1 b - - 0 23", + "PGN": "1. e4 e6 2. d4 d5 3. exd5 exd5 4. Bd3 Nf6 5. c3 Be6 6. Nf3 Be7 7. O-O c6 8. Re1 Nbd7 9. Bf4 O-O 10. Nbd2 Nb6 11. Ne5 Nfd7 12. b3 Nxe5 13. Bxe5 Bf6 14. Nf3 Bxe5 15. Nxe5 Nd7 16. Qh5 g6 17. Qh6 Nxe5 18. Rxe5 Qe8 19. Rae1 a5 20. Be2 Qe7 21. Bg4 Qf6 22. Bxe6 fxe6 23. Rxe6 *", + "Moves": "f6f2 g1h1 f2f1 e1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "4r2k/p1p3pp/4qp2/2P5/3Q4/8/P1P2PPP/R4K2 b - - 4 24", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nc3 Nc6 4. Bc4 Nxe4 5. Nxe4 d5 6. Bd3 dxe4 7. Bxe4 f6 8. O-O Bg4 9. Bxc6+ bxc6 10. Re1 Bd6 11. d4 O-O 12. Qd3 exd4 13. Nxd4 c5 14. Qc4+ Kh8 15. Ne6 Bxe6 16. Rxe6 Re8 17. Be3 Qd7 18. Rxe8+ Rxe8 19. Bxc5 Qc6 20. b4 Re4 21. Qd3 Bxc5 22. bxc5 Re8 23. Qd4 Qe6 24. Kf1 *", + "Moves": "e6e2 f1g1 e2e1 a1e1 e8e1", + "MovesSAN": "Qe2+ Kg1 Qe1+ Rxe1 Rxe1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "r7/p7/3p1q2/2p2P2/Qnk5/8/pP6/2KR3R w - - 2 37", + "PGN": "1. e4 d6 2. Nf3 g6 3. Nc3 Bg7 4. d4 Nf6 5. Be3 O-O 6. h4 c6 7. Qd2 b5 8. Be2 Qa5 9. Ng5 b4 10. Nd1 Ba6 11. g4 Bxe2 12. Qxe2 b3+ 13. c3 bxa2 14. h5 e5 15. hxg6 fxg6 16. Ne6 exd4 17. Bxd4 c5 18. Bxf6 Rxf6 19. Nxg7 Kxg7 20. g5 Rf8 21. Qd3 Qd8 22. Qh3 Qxg5 23. Qxh7+ Kf6 24. Ne3 Nc6 25. Nd5+ Ke5 26. Qg7+ Rf6 27. Nxf6 Qxf6 28. f4+ Ke6 29. f5+ gxf5 30. exf5+ Ke5 31. Qg3+ Kd5 32. O-O-O+ Kc4 33. Qd3+ Kb3 34. c4+ Kb4 35. Qa3+ Kxc4 36. Qa4+ Nb4 *", + "Moves": "b2b3 c4c3 h1h3 b4d3 d1d3", + "MovesSAN": "b3+ Kc3 Rh3+ Nd3+ Rdxd3#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "1R6/5pkp/4p1p1/p2p4/3P1Pq1/Q7/P1r3PK/8 w - - 0 38", + "PGN": "1. Nf3 d5 2. d4 Nf6 3. Bf4 c5 4. e3 Qb6 5. Qc1 Nc6 6. c3 Bf5 7. Nbd2 e6 8. dxc5 Bxc5 9. Nb3 Be7 10. Nbd4 Bg6 11. Be2 O-O 12. O-O Nh5 13. Bg3 Nxg3 14. hxg3 Rac8 15. Qd2 Rfd8 16. Nxc6 bxc6 17. b3 a5 18. Ne5 Be4 19. Bd3 Bxd3 20. Nxd3 c5 21. Rab1 Qa6 22. Nf4 c4 23. Ne2 Rb8 24. Nd4 g6 25. f4 Rd7 26. bxc4 Rxb1 27. Rxb1 Qxc4 28. Rb8+ Kg7 29. Qb2 Rc7 30. Ne2 Bc5 31. Kf2 Qd3 32. Nd4 Bxd4 33. exd4 Rxc3 34. Kg1 Qd1+ 35. Kh2 Rc1 36. g4 Rc2 37. Qa3 Qxg4 *", + "Moves": "a3f8 g7f6 f8h8 f6f5 h8e5", + "MovesSAN": "Qf8+ Kf6 Qh8+ Kf5 Qe5#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "5rk1/1p4pp/p1p1P3/8/5q2/P2Q2nP/1B2RRPK/8 b - - 2 29", + "PGN": "1. d4 d5 2. c4 Bf5 3. Nc3 e6 4. a3 Nc6 5. cxd5 exd5 6. e3 a6 7. h3 Nf6 8. Bd3 Ne4 9. Nf3 Nxc3 10. bxc3 Be4 11. O-O Bd6 12. c4 Bxd3 13. Qxd3 dxc4 14. Qxc4 O-O 15. Bb2 Ne7 16. Qd3 f6 17. e4 c6 18. Rad1 Qc7 19. e5 fxe5 20. Ng5 Nf5 21. Ne6 Qf7 22. Nxf8 Rxf8 23. dxe5 Bc5 24. Rde1 Ne7 25. e6 Bxf2+ 26. Kh1 Qf4 27. Re2 Nf5 28. Rfxf2 Ng3+ 29. Kh2 *", + "Moves": "g3f1 h2g1 f4h2 g1f1 h2h1", + "MovesSAN": "Nf1+ Kg1 Qh2+ Kxf1 Qh1#", + "Themes": "doubleCheck long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "5r1k/2p1r1p1/1p1p2Rp/pP1P1p1Q/2P1pP2/6RP/6PK/q7 w - - 6 33", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 h6 5. O-O Nf6 6. c3 d6 7. Nbd2 O-O 8. Re1 Re8 9. Nf1 Na5 10. h3 Nxc4 11. dxc4 Be6 12. b4 Bb6 13. Qb3 a5 14. a4 Qe7 15. Be3 Bxe3 16. Nxe3 Nxe4 17. Nd5 Bxd5 18. cxd5 Ng5 19. Nxg5 Qxg5 20. c4 Qd2 21. b5 b6 22. Rad1 Qg5 23. Qc2 f5 24. Rd3 e4 25. Rg3 Qf6 26. f4 Re7 27. Ree3 Rae8 28. Qe2 Qa1+ 29. Kh2 Qxa4 30. Qh5 Kh8 31. Rg6 Rf8 32. Reg3 Qa1 *", + "Moves": "g6h6 g7h6 h5h6 e7h7 h6f8", + "MovesSAN": "Rxh6+ gxh6 Qxh6+ Rh7 Qxf8#", + "Themes": "endgame fork long mate mateIn3 sacrifice" + }, + { + "FEN": "4r1k1/5ppp/b1Q2n2/7P/p7/N1P1r3/P4KP1/R6R b - - 7 27", + "PGN": "1. e4 e6 2. d3 Nc6 3. c3 d5 4. f3 dxe4 5. fxe4 Bc5 6. h4 Qf6 7. Nf3 b5 8. Bg5 Qg6 9. h5 Qxg5 10. Nxg5 b4 11. Nf3 bxc3 12. bxc3 a5 13. d4 Be7 14. d5 exd5 15. Qxd5 Bd7 16. Bb5 Nf6 17. Qg5 O-O 18. Ne5 Nxe5 19. Qxe5 Bxb5 20. Qxe7 Rae8 21. Qxc7 Rxe4+ 22. Kf2 Re2+ 23. Kf3 a4 24. Qc5 Ba6 25. Na3 Rfe8 26. Qc6 R2e3+ 27. Kf2 *", + "Moves": "f6g4 f2g1 e3e1 a1e1 e8e1", + "MovesSAN": "Ng4+ Kg1 Re1+ Rxe1 Rxe1#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "R6Q/1r2pp1p/3p2pk/3P4/4PP2/6PP/6K1/1q6 w - - 1 35", + "PGN": "1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. bxa6 g6 6. Nc3 Bxa6 7. e4 Bxf1 8. Kxf1 d6 9. g3 Nbd7 10. Kg2 Bg7 11. Nf3 Qa5 12. a4 O-O 13. Ra3 Rfb8 14. Qc2 Ng4 15. Bd2 Qa6 16. Nb5 Rb7 17. Bc3 Nge5 18. Nxe5 Nxe5 19. h3 Nc4 20. Raa1 Nb6 21. Bxg7 Kxg7 22. b3 c4 23. Qb2+ Kg8 24. Rhc1 Rc8 25. Ra3 cxb3 26. Rxc8+ Nxc8 27. Qxb3 Na7 28. Qc3 Nxb5 29. axb5 Qxb5 30. Qc8+ Kg7 31. Ra8 Qb1 32. Qf8+ Kf6 33. Qh8+ Kg5 34. f4+ Kh6 *", + "Moves": "h8f8 h6h5 g3g4 h5h4 f8h6", + "MovesSAN": "Qf8+ Kh5 g4+ Kh4 Qh6#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "1rr2k2/2B3pQ/4p3/3p1PN1/3P4/p3q3/Pb4PP/5b1K w - - 5 40", + "PGN": "1. d4 d5 2. Bf4 c5 3. e3 e6 4. Nf3 Nc6 5. c3 Nf6 6. Nbd2 Be7 7. Bd3 O-O 8. O-O a6 9. Bg3 b5 10. Ne5 Nxe5 11. Bxe5 b4 12. Nf3 a5 13. Ne1 a4 14. Bg3 Ne4 15. Be5 bxc3 16. bxc3 Nxc3 17. Qd2 Ne4 18. Qe2 Nf6 19. Bg3 c4 20. Bc2 a3 21. f4 Ba6 22. Rf2 Bb4 23. Nf3 Ne4 24. Rb1 Bc3 25. Ne5 Nxf2 26. Qxf2 Qc7 27. Nf3 Bb2 28. Qd2 Rab8 29. Qd1 Rfc8 30. Bxh7+ Kxh7 31. Ng5+ Kg8 32. Qh5 c3 33. f5 c2 34. Rf1 c1=Q 35. Bxc7 Qxe3+ 36. Kh1 Bxf1 37. Qxf7+ Kh8 38. Qh5+ Kg8 39. Qh7+ Kf8 *", + "Moves": "h7h8 f8e7 h8g7 e7e8 g7f7", + "MovesSAN": "Qh8+ Ke7 Qxg7+ Ke8 Qf7#", + "Themes": "deflection long mate mateIn3 middlegame" + }, + { + "FEN": "2r5/R6Q/6p1/5pk1/3pq3/7P/5PP1/6K1 b - - 0 34", + "PGN": "1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Nxd7 5. d4 cxd4 6. Qxd4 Ngf6 7. c4 g6 8. Nc3 Bg7 9. Qe3 O-O 10. h3 Rc8 11. b3 a6 12. a4 Nxe4 13. Bb2 Nxc3 14. Bxc3 Bxc3+ 15. Qxc3 b5 16. axb5 axb5 17. O-O bxc4 18. bxc4 Nb6 19. Nd2 Qc7 20. Rfc1 d5 21. c5 Nd7 22. Nb3 e5 23. c6 d4 24. Qg3 Nb8 25. Na5 f5 26. Qb3+ Kg7 27. Qe6 Rf6 28. Qd5 Nxc6 29. Nxc6 Rxc6 30. Rxc6 Qxc6 31. Ra7+ Kh6 32. Qxe5 Qe4 33. Qg7+ Kg5 34. Qxh7 *", + "Moves": "c8c1 g1h2 e4f4 g2g3 f4f2", + "MovesSAN": "Rc1+ Kh2 Qf4+ g3 Qxf2#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "1r6/5k1p/3p2p1/2p2pK1/p4P1P/P1P5/1P2R1P1/8 b - - 0 36", + "PGN": "1. e4 g6 2. Nf3 Bg7 3. d4 d6 4. Bc4 a6 5. O-O Bg4 6. h3 Bxf3 7. Qxf3 e6 8. Nc3 Bxd4 9. Be3 Bg7 10. Rab1 Nc6 11. a3 Ne5 12. Qe2 Nxc4 13. Qxc4 Nf6 14. Rfd1 O-O 15. e5 Nd5 16. Nxd5 exd5 17. Qxd5 Bxe5 18. Qxb7 a5 19. c3 f5 20. Qd5+ Kh8 21. Bd4 Bxd4 22. Qxd4+ Qf6 23. Qxf6+ Rxf6 24. Re1 Rf7 25. Re6 Kg8 26. Rbe1 Kf8 27. f4 a4 28. R1e2 Rb8 29. Kf2 Kg7 30. Kg3 Rf6 31. Re7+ Rf7 32. Kh4 Rxe7 33. Rxe7+ Kg8 34. Re2 c5 35. Kg5 Kf7 36. h4 *", + "Moves": "h7h6 g5h6 b8h8 h6g5 h8h5", + "MovesSAN": "h6+ Kxh6 Rh8+ Kg5 Rh5#", + "Themes": "attraction endgame long mate mateIn3 rookEndgame" + }, + { + "FEN": "3r4/pppr2pk/5p2/4q2P/4R3/PP2P3/2P3Q1/1K5R b - - 0 29", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nxd4 5. Qxd4 Qf6 6. Qd1 Bc5 7. Be3 Bxe3 8. fxe3 d6 9. Nc3 Nh6 10. Qd2 Bg4 11. Be2 O-O 12. O-O-O Rfe8 13. h3 Be6 14. Kb1 Qe5 15. g4 f6 16. h4 Nxg4 17. Bxg4 Bxg4 18. Rdg1 h5 19. Nd5 Rac8 20. Nf4 Kh7 21. Nh3 Rcd8 22. Nf2 d5 23. Nxg4 hxg4 24. Rxg4 dxe4 25. Qg2 Re7 26. h5 Red7 27. a3 Qe6 28. b3 Qe5 29. Rxe4 *", + "Moves": "d7d1 h1d1 d8d1 b1a2 d1a1", + "MovesSAN": "Rd1+ Rxd1 Rxd1+ Ka2 Ra1#", + "Themes": "endgame long mate mateIn3 queensideAttack" + }, + { + "FEN": "5r2/ppp3pk/7p/4Q3/4P2q/8/PP3PPP/3R2K1 b - - 0 24", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 d6 4. O-O Be6 5. Bxe6 fxe6 6. c3 Nf6 7. Re1 Be7 8. d4 exd4 9. cxd4 O-O 10. Nc3 h6 11. d5 Ne5 12. Nxe5 dxe5 13. dxe6 Bc5 14. Be3 Bxe3 15. Rxe3 Qe7 16. Nd5 Qd6 17. Rc1 Rac8 18. Qb3 Kh7 19. Rd1 Qxe6 20. Nxf6+ Qxf6 21. Rf3 Qh4 22. Qd5 Rcd8 23. Rxf8 Rxf8 24. Qxe5 *", + "Moves": "h4f2 g1h1 f2f1 d1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "3r2r1/3n2pp/R5b1/1pkp4/4p3/2B5/1PP2PPP/5RK1 w - - 6 25", + "PGN": "1. e4 e5 2. Nf3 d6 3. Nc3 f5 4. exf5 Bxf5 5. d4 e4 6. Ng5 d5 7. Ngxe4 dxe4 8. Qh5+ Bg6 9. Qe5+ Qe7 10. Qb5+ c6 11. Qa4 Qb4 12. Bc4 Qxa4 13. Nxa4 b5 14. Bxg8 Rxg8 15. Nc3 Bb4 16. Bd2 Bxc3 17. Bxc3 Nd7 18. O-O O-O-O 19. a4 a6 20. d5 cxd5 21. axb5 axb5 22. Ra8+ Kb7 23. Ra5 Kc6 24. Ra6+ Kc5 *", + "Moves": "b2b4 c5c4 a6c6 d7c5 c6c5", + "MovesSAN": "b4+ Kc4 Rc6+ Nc5 Rxc5#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "r4rk1/p1pn1qp1/1p5B/3pP3/7Q/6R1/PPP3PP/R5K1 b - - 0 21", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. d4 Nxe4 4. Nxe5 d5 5. Bd3 Bd6 6. O-O Bxe5 7. dxe5 O-O 8. f3 Nc5 9. Be2 Bf5 10. Be3 Nbd7 11. f4 b6 12. Bg4 Bxg4 13. Qxg4 Ne4 14. Rf3 Qe8 15. Nd2 Nxd2 16. Bxd2 Qe6 17. Qh4 f6 18. Rh3 h6 19. Rg3 fxe5 20. fxe5 Qf7 21. Bxh6 *", + "Moves": "f7f2 g1h1 f2f1 a1f1 f8f1", + "MovesSAN": "Qf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "5R2/p6p/4Q1pk/1pq5/7P/8/PPP3P1/1K6 b - - 0 27", + "PGN": "1. e4 g6 2. d4 Bg7 3. Nc3 c5 4. Be3 cxd4 5. Bxd4 Bxd4 6. Qxd4 Nf6 7. e5 Nc6 8. Qh4 Nxe5 9. O-O-O O-O 10. f4 Nc6 11. f5 d5 12. fxg6 fxg6 13. Nxd5 Nxd5 14. Rxd5 Qxd5 15. Bc4 Rf1+ 16. Bxf1 Qf5 17. Bc4+ e6 18. Nf3 Ne5 19. Qd8+ Kg7 20. Nxe5 Qxe5 21. Rf1 Qe3+ 22. Kb1 Qc5 23. Qf6+ Kh6 24. h4 b5 25. Bxe6 Bxe6 26. Qxe6 Rf8 27. Rxf8 *", + "Moves": "c5g1 f8f1 g1f1 e6e1 f1e1", + "MovesSAN": "Qg1+ Rf1 Qxf1+ Qe1 Qxe1#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "5rk1/5ppp/8/3p1Q2/p1pP2Pq/PrP4P/1P2R3/5RK1 w - - 1 25", + "PGN": "1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Nf3 Nf6 5. c3 Bf5 6. Bd3 Bxd3 7. Qxd3 Nc6 8. O-O e6 9. Re1 Be7 10. Bg5 O-O 11. h3 Ne4 12. Bxe7 Nxe7 13. Nbd2 Nxd2 14. Qxd2 Nf5 15. Ne5 a5 16. a3 b5 17. g4 Nd6 18. f4 Nc4 19. Nxc4 bxc4 20. Qf2 Rb8 21. Re2 a4 22. Rf1 Rb3 23. f5 exf5 24. Qxf5 Qh4 *", + "Moves": "f5f7 f8f7 e2e8 f7f8 f1f8", + "MovesSAN": "Qxf7+ Rxf7 Re8+ Rf8 Rfxf8#", + "Themes": "endgame kingsideAttack long mate mateIn3 sacrifice" + }, + { + "FEN": "5rk1/R3Q1pp/4pq2/8/2r5/4P3/5PPP/5RK1 b - - 2 24", + "PGN": "1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Bb4 5. Nf3 Nbd7 6. cxd5 exd5 7. e3 c5 8. dxc5 Bxc5 9. Nxd5 Qa5+ 10. Nc3 Bb4 11. Bxf6 Nxf6 12. Qc2 Nd5 13. Rc1 Be6 14. Bc4 Rc8 15. Bxd5 Bxc3+ 16. bxc3 Qxd5 17. O-O Qxa2 18. Qe4 Rc4 19. Qxb7 O-O 20. Ra1 Qc2 21. Nd4 Qxc3 22. Nxe6 fxe6 23. Rxa7 Qf6 24. Qe7 *", + "Moves": "f6f2 f1f2 c4c1 f2f1 c1f1", + "MovesSAN": "Qxf2+ Rxf2 Rc1+ Rf1 Rcxf1#", + "Themes": "endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "rnbq1rk1/pp1p1pp1/2p4p/2bPp3/4PP2/P1NP3P/1P1B2P1/R2QKBNR b KQ - 0 9", + "PGN": "1. c4 e5 2. Nc3 Nf6 3. e4 Bb4 4. d3 h6 5. Bd2 O-O 6. a3 Bc5 7. h3 c6 8. f4 Nd5 9. cxd5 *", + "Moves": "d8h4 g2g3 h4g3 e1e2 g3f2", + "MovesSAN": "Qh4+ g3 Qxg3+ Ke2 Qf2#", + "Themes": "exposedKing long mate mateIn3 opening" + }, + { + "FEN": "r5k1/1pqR1p1p/p3p1p1/4b1Q1/8/P3R2P/5PP1/1B4K1 b - - 0 24", + "PGN": "1. e4 c5 2. c3 e6 3. d4 cxd4 4. cxd4 d6 5. Nf3 a6 6. Bd3 Be7 7. O-O Nf6 8. e5 dxe5 9. dxe5 Nd5 10. Qa4+ Bd7 11. Qg4 O-O 12. Bh6 g6 13. Bxf8 Bxf8 14. a3 Nc6 15. Nc3 Nxc3 16. bxc3 Bg7 17. Rfe1 Qc7 18. Rad1 Nxe5 19. Nxe5 Bxe5 20. h3 Qxc3 21. Bb1 Bg7 22. Re3 Qc7 23. Qg5 Be5 24. Rxd7 *", + "Moves": "c7c1 d7d1 c1d1 e3e1 d1e1", + "MovesSAN": "Qc1+ Rd1 Qxd1+ Re1 Qxe1#", + "Themes": "fork long mate mateIn3 middlegame" + }, + { + "FEN": "1k3r2/ppp4r/7q/PP1pN3/3P2p1/3QP1P1/2R2P2/R4K2 b - - 2 29", + "PGN": "1. d4 d5 2. Bg5 f6 3. Bh4 Nh6 4. e3 Bf5 5. Bd3 Bxd3 6. cxd3 Nc6 7. Nf3 Qd6 8. Nbd2 O-O-O 9. O-O g5 10. Bg3 e5 11. dxe5 Nxe5 12. Nxe5 fxe5 13. d4 Qb6 14. Bxe5 Rg8 15. Qc2 Rd7 16. Rfc1 Bd6 17. Bxd6 Qxd6 18. Nf3 g4 19. Ne5 Rdg7 20. g3 Nf5 21. Qxf5+ Kb8 22. Rc2 Rf8 23. Qd3 Qf6 24. a4 h5 25. a5 h4 26. b4 hxg3 27. hxg3 Rh7 28. b5 Qh6 29. Kf1 *", + "Moves": "h6h1 f1e2 f8f2 e2f2 h7h2", + "MovesSAN": "Qh1+ Ke2 Rxf2+ Kxf2 Rh2#", + "Themes": "attraction long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "5k2/p5pp/1p1RP1b1/5pB1/8/5P2/P1r1r1PP/3R2K1 w - - 3 27", + "PGN": "1. d4 d5 2. Nf3 Bf5 3. c4 Nf6 4. Qb3 b6 5. Ne5 e6 6. Qa4+ Nfd7 7. Nc3 c6 8. Nxc6 Nxc6 9. Qxc6 dxc4 10. e4 Bg6 11. Bxc4 Be7 12. Bb5 Rc8 13. Qxd7+ Qxd7 14. Bxd7+ Kxd7 15. Bf4 Bb4 16. f3 Bxc3+ 17. bxc3 Rxc3 18. O-O Rhc8 19. Rfd1 f6 20. e5 f5 21. d5 Rc2 22. dxe6+ Kxe6 23. Rd6+ Ke7 24. Bg5+ Kf8 25. e6 Re2 26. Rad1 Rcc2 *", + "Moves": "d6d8 g6e8 d8e8 f8e8 d1d8", + "MovesSAN": "Rd8+ Be8 Rxe8+ Kxe8 Rd8#", + "Themes": "attraction endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "5k2/Qb2bpp1/p2p2n1/1p2pN2/4P3/P4P2/1r4q1/K2R4 w - - 0 41", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. Qd2 Be7 8. O-O-O Nbd7 9. Kb1 Nc5 10. f3 Qc7 11. h4 h6 12. Be3 b5 13. a3 Bb7 14. g4 Rc8 15. h5 Ncd7 16. Bg2 Nb6 17. Qf2 Nc4 18. Bc1 Nxa3+ 19. bxa3 Qxc3 20. Bb2 Qc7 21. Rhe1 O-O 22. Qe3 e5 23. Nf5 Qxc2+ 24. Ka1 Rfe8 25. Rc1 Qxg2 26. Nxh6+ Kf8 27. g5 Nxh5 28. g6 Qxg6 29. Nf5 Nf4 30. Rg1 Qf6 31. Rcf1 Rc2 32. Rh1 Ng6 33. Qd3 Rec8 34. Rc1 Rxc1+ 35. Bxc1 Qe6 36. Bb2 Qc4 37. Qd2 Qc2 38. Qe3 Qg2 39. Rd1 Rc2 40. Qa7 Rxb2 *", + "Moves": "a7b8 b7c8 b8c8 e7d8 c8d8", + "MovesSAN": "Qb8+ Bc8 Qxc8+ Bd8 Qxd8#", + "Themes": "fork long mate mateIn3 middlegame" + }, + { + "FEN": "6k1/1p3ppp/2p2n2/4N3/3q4/1Q5P/6P1/7K w - - 0 28", + "PGN": "1. d4 Nf6 2. c4 e6 3. Bg5 Bb4+ 4. Nd2 O-O 5. a3 Be7 6. Bxf6 Bxf6 7. Ngf3 d5 8. cxd5 exd5 9. e3 Bf5 10. Nb3 c6 11. Bd3 Bxd3 12. Qxd3 Nd7 13. Nbd2 Qb6 14. b4 Rfe8 15. O-O a5 16. Rfe1 axb4 17. axb4 Qxb4 18. Rxa8 Rxa8 19. e4 dxe4 20. Nxe4 Re8 21. Nxf6+ Nxf6 22. Rxe8+ Nxe8 23. h3 Nf6 24. Ne5 Qe1+ 25. Kh2 Qxf2 26. Qb3 Qf4+ 27. Kh1 Qxd4 *", + "Moves": "b3f7 g8h8 f7f8 f6g8 e5f7", + "MovesSAN": "Qxf7+ Kh8 Qf8+ Ng8 Nf7#", + "Themes": "endgame long mate mateIn3 smotheredMate" + }, + { + "FEN": "3r3r/2p5/p5R1/kP5P/P7/1B5b/1KP5/8 w - - 3 42", + "PGN": "1. e4 e5 2. Nc3 Bc5 3. f4 Qh4+ 4. g3 Qd8 5. Nf3 exf4 6. d4 Bb6 7. Bxf4 Nf6 8. e5 Ng4 9. h3 Nh6 10. Bxh6 gxh6 11. Qd2 d6 12. O-O-O Nc6 13. exd6 Qxd6 14. Re1+ Kf8 15. Nb5 Qg6 16. g4 a6 17. Nc3 Nb4 18. Bc4 Bd7 19. a3 Nc6 20. Ne5 Nxe5 21. dxe5 Bc6 22. Rhf1 Qg5 23. Qxg5 hxg5 24. e6 f6 25. Rxf6+ Ke7 26. Rf7+ Ke8 27. e7 Bd4 28. Rd1 Bxc3 29. bxc3 b5 30. Bb3 Bg2 31. c4 Kxf7 32. cxb5+ Kxe7 33. Re1+ Kd6 34. Re6+ Kc5 35. a4 Bxh3 36. Re5+ Kb6 37. Rxg5 Rhf8 38. Kb2 Rad8 39. Rg7 h5 40. gxh5 Rh8 41. Rg6+ Ka5 *", + "Moves": "g6a6 a5b4 c2c3 b4c5 a6c6", + "MovesSAN": "Rxa6+ Kb4 c3+ Kc5 Rc6#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "6k1/pp3ppp/2p2n2/4r2b/2B2q2/2NQ3P/PP3PP1/4R1K1 w - - 0 19", + "PGN": "1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nf3 Nf6 5. c4 Bd6 6. Nc3 dxc4 7. Bxc4 O-O 8. O-O Bg4 9. h3 Bh5 10. Bg5 Nbd7 11. Qd3 c6 12. Rfe1 Qc7 13. Re3 Bf4 14. Bxf4 Qxf4 15. Rae1 Rae8 16. Rxe8 Rxe8 17. Ne5 Nxe5 18. dxe5 Rxe5 *", + "Moves": "d3d8 f6e8 d8e8 e5e8 e1e8", + "MovesSAN": "Qd8+ Ne8 Qxe8+ Rxe8 Rxe8#", + "Themes": "kingsideAttack long mate mateIn3 middlegame xRayAttack" + }, + { + "FEN": "r4bk1/1ppb2pp/p7/6q1/3Pn3/2P2Q2/PP4PP/4RRK1 w - - 0 21", + "PGN": "1. e4 e5 2. f4 exf4 3. Nf3 Nc6 4. d4 Nf6 5. e5 Nd5 6. Bc4 Ne3 7. Bxe3 fxe3 8. O-O a6 9. c3 Na5 10. Bxf7+ Kxf7 11. Ng5+ Kg8 12. Nf7 Qe7 13. Nxh8 Kxh8 14. Qf3 Kg8 15. Qxe3 Nc4 16. Qf3 d6 17. exd6 Nxd6 18. Nd2 Bd7 19. Rae1 Qg5 20. Ne4 Nxe4 *", + "Moves": "f3f7 g8h8 f7f8 a8f8 f1f8", + "MovesSAN": "Qf7+ Kh8 Qxf8+ Rxf8 Rxf8#", + "Themes": "backRankMate deflection fork long mate mateIn3 middlegame" + }, + { + "FEN": "8/8/kpR4p/b3p1p1/4Bp2/5P1P/3rN1P1/5K2 b - - 1 35", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. c3 d5 4. exd5 Qxd5 5. d4 Bg4 6. Be2 O-O-O 7. O-O cxd4 8. cxd4 Bxf3 9. Bxf3 Qxd4 10. Bg4+ e6 11. Nc3 Bc5 12. Qxd4 Nxd4 13. Be3 f5 14. Bd1 Nf6 15. h3 h6 16. a3 g5 17. b4 Bb6 18. Rc1 f4 19. Bxd4 Bxd4 20. Ne2+ Kb8 21. Bb3 Bb2 22. Rcd1 Bxa3 23. b5 e5 24. Rfe1 Bb4 25. Rxd8+ Rxd8 26. Rb1 Ne4 27. Bc2 Rd2 28. Bxe4 Bc5 29. Kf1 Bb6 30. Ke1 Ba5 31. Kf1 b6 32. Rc1 a6 33. bxa6 Ka7 34. f3 Kxa6 35. Rc6 *", + "Moves": "d2d1 f1f2 a5e1 f2g1 e1g3", + "MovesSAN": "Rd1+ Kf2 Be1+ Kg1 Bg3#", + "Themes": "discoveredAttack endgame long mate mateIn3" + }, + { + "FEN": "r1b1r1k1/pp3ppp/2p5/8/5Q2/2P5/PP1Pq1PP/R1B2RK1 w - - 0 16", + "PGN": "1. e4 e5 2. Nc3 Nf6 3. f4 d5 4. fxe5 Nxe4 5. Qf3 Nc6 6. Bb5 Bc5 7. Nxe4 dxe4 8. Qxe4 O-O 9. Nf3 Nd4 10. Nxd4 Bxd4 11. c3 Bxe5 12. Qxe5 c6 13. Be2 Re8 14. Qf4 Qd3 15. O-O Qxe2 *", + "Moves": "f4f7 g8h8 f7f8 e8f8 f1f8", + "MovesSAN": "Qxf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate long master mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "4rrk1/1p4p1/p7/2qR4/2P5/1P5Q/P4PPP/5RK1 b - - 7 32", + "PGN": "1. d4 d5 2. c4 e6 3. Nc3 c6 4. e4 dxe4 5. Nxe4 Be7 6. Nf3 Bd7 7. Be2 f5 8. Nc3 Nf6 9. b3 a6 10. Bb2 O-O 11. O-O Be8 12. Ng5 Bf7 13. Nxf7 Rxf7 14. Bf3 Nbd7 15. Ne2 Rf8 16. Nf4 Qb6 17. Nxe6 Rfe8 18. d5 cxd5 19. Bxd5 Kh8 20. Qf3 Nxd5 21. Qxd5 Nf6 22. Qxf5 Bb4 23. Ng5 h6 24. Bxf6 hxg5 25. Bxg5 Rf8 26. Qh3+ Kg8 27. Be3 Bc5 28. Bxc5 Qxc5 29. Qe6+ Kh8 30. Rad1 Rae8 31. Qh3+ Kg8 32. Rd5 *", + "Moves": "c5f2 f1f2 e8e1 f2f1 e1f1", + "MovesSAN": "Qxf2+ Rxf2 Re1+ Rf1 Rexf1#", + "Themes": "endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "4N3/6R1/5p1k/1p3K1p/7P/1P3P2/8/1r1q4 w - - 0 47", + "PGN": "1. e4 c5 2. Nf3 e6 3. g3 d5 4. exd5 exd5 5. d4 Nf6 6. Bg2 c4 7. O-O Be7 8. b3 cxb3 9. axb3 O-O 10. Re1 Nc6 11. Ne5 Bf5 12. Nxc6 bxc6 13. Nc3 Bb4 14. Bd2 a5 15. Na4 Ne4 16. Bxb4 axb4 17. Qf3 Bg6 18. Qf4 h6 19. h4 Qb8 20. Qxb8 Rfxb8 21. Bxe4 Bxe4 22. Ra2 f6 23. Rea1 Re8 24. Nc5 Rxa2 25. Rxa2 Bf3 26. Ra1 Re2 27. Rc1 g5 28. Nd3 gxh4 29. gxh4 Re4 30. Kh2 Rxd4 31. Kg3 Be4 32. Nf4 Rd2 33. c3 Rb2 34. f3 Bf5 35. cxb4 Bd7 36. Rc3 Kf7 37. Nd3 Rb1 38. Nc5 Bf5 39. b5 cxb5 40. Nb7 d4 41. Rc7+ Kg6 42. Nd6 d3 43. Ne8 h5 44. Rg7+ Kh6 45. Kf4 d2 46. Kxf5 d1=Q *", + "Moves": "g7g6 h6h7 e8f6 h7h8 g6g8", + "MovesSAN": "Rg6+ Kh7 Nxf6+ Kh8 Rg8#", + "Themes": "arabianMate endgame long master mate mateIn3" + }, + { + "FEN": "8/8/7p/5k2/2PRR3/1P6/Pr3PPP/6K1 b - - 6 35", + "PGN": "1. d4 e5 2. c4 exd4 3. Qxd4 Nc6 4. Qd1 d6 5. Nc3 Be6 6. b3 a6 7. Nf3 f6 8. e4 Nge7 9. Be2 Ng6 10. O-O Nge5 11. Bb2 Be7 12. Re1 O-O 13. Nd5 f5 14. Nxe7+ Qxe7 15. exf5 Rxf5 16. Nxe5 Nxe5 17. Bg4 Nxg4 18. Qxg4 Rg5 19. Qf3 Rf8 20. Qe3 Rf6 21. Qxg5 h6 22. Qg3 Rf8 23. Qxg7+ Qxg7 24. Bxg7 Kxg7 25. Rxe6 Kf7 26. Rae1 Rg8 27. Re7+ Kf6 28. Rxc7 Rg4 29. Rxb7 Rd4 30. Rb6 Rd2 31. Rxa6 Rb2 32. Rxd6+ Kf5 33. Rd5+ Kf4 34. Rd4+ Kf5 35. Ree4 *", + "Moves": "b2b1 d4d1 b1d1 e4e1 d1e1", + "MovesSAN": "Rb1+ Rd1 Rxd1+ Re1 Rxe1#", + "Themes": "backRankMate endgame long mate mateIn3 rookEndgame" + }, + { + "FEN": "4rr1k/pp5P/1q1p1pp1/3P1b2/2P2p2/5P2/PB2Q3/2K3RR w - - 2 28", + "PGN": "1. e4 Nc6 2. d4 e5 3. d5 Nce7 4. c4 Ng6 5. Nc3 Nf6 6. h4 h5 7. Nf3 Bb4 8. Bd3 Bxc3+ 9. bxc3 d6 10. Ng5 O-O 11. f4 exf4 12. Bd2 Ne5 13. Be2 Ng6 14. Bxh5 Qe7 15. Bf3 c6 16. h5 Ne5 17. Qe2 Nxf3+ 18. gxf3 cxd5 19. cxd5 Nxd5 20. exd5 Qxg5 21. O-O-O Bf5 22. Rdg1 Qd8 23. h6 g6 24. h7+ Kh8 25. c4 Qb6 26. Bc3+ f6 27. Bb2 Rae8 *", + "Moves": "b2f6 f8f6 e2e8 f6f8 e8f8", + "MovesSAN": "Bxf6+ Rxf6 Qxe8+ Rf8 Qxf8#", + "Themes": "deflection exposedKing kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "7k/5rpp/8/1bpN3P/8/5PQ1/PP4PK/3q4 w - - 0 34", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 4. Bxc6+ bxc6 5. Nc3 Ba6 6. d3 Nf6 7. Bg5 Be7 8. O-O O-O 9. Re1 Qd7 10. d4 exd4 11. Qxd4 c5 12. Qe3 Ng4 13. Qf4 Ne5 14. Bxe7 Nxf3+ 15. Qxf3 Qxe7 16. Nd5 Qd7 17. Qg3 f5 18. exf5 c6 19. Re7 Qxe7 20. Nxe7+ Kh8 21. f6 Rxf6 22. Re1 Raf8 23. f3 d5 24. h4 c4 25. h5 d4 26. Re4 d3 27. cxd3 cxd3 28. Rd4 c5 29. Rd7 Bb5 30. Rxa7 d2 31. Nd5 d1=Q+ 32. Kh2 R6f7 33. Rxf7 Rxf7 *", + "Moves": "g3b8 b5e8 b8e8 f7f8 e8f8", + "MovesSAN": "Qb8+ Be8 Qxe8+ Rf8 Qxf8#", + "Themes": "endgame fork long mate mateIn3" + }, + { + "FEN": "1k3r2/pb2Q3/1ppP4/2q5/8/8/P4PPP/R1BR2K1 b - - 0 26", + "PGN": "1. e4 b6 2. d4 Bb7 3. Nc3 Nf6 4. Bd3 e6 5. Nf3 d6 6. O-O Be7 7. e5 dxe5 8. Nxe5 Nd5 9. Qh5 g6 10. Nxg6 fxg6 11. Bxg6+ Kd7 12. Bxh7 Nxc3 13. bxc3 Kc8 14. Qh6 Nd7 15. c4 Nf6 16. d5 Rxh7 17. Qe3 exd5 18. cxd5 Nxd5 19. Qe6+ Kb8 20. Rd1 c6 21. c4 Qd6 22. Qg8+ Kc7 23. Qxh7 Rf8 24. cxd5 Qc5 25. d6+ Kb8 26. Qxe7 *", + "Moves": "c5f2 g1h1 f2f1 d1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "3r1rk1/6Bp/p3p1p1/5p2/1pP2Q2/4R3/q4PPP/R5K1 b - - 0 26", + "PGN": "1. d4 c6 2. Nf3 d5 3. e3 g6 4. Bd3 Bg7 5. O-O Nf6 6. c4 O-O 7. b3 dxc4 8. bxc4 Nbd7 9. Bb2 e6 10. Nbd2 a6 11. e4 b5 12. e5 Ne8 13. Ba3 c5 14. Ne4 b4 15. Bb2 cxd4 16. Bxd4 Qa5 17. Re1 Nxe5 18. Nf6+ Bxf6 19. Nxe5 Bxe5 20. Bxe5 Bb7 21. Be4 Bxe4 22. Rxe4 Ng7 23. Qd2 Rad8 24. Qf4 f5 25. Re3 Qxa2 26. Bxg7 *", + "Moves": "a2a1 g7a1 d8d1 e3e1 d1e1", + "MovesSAN": "Qxa1+ Bxa1 Rd1+ Re1 Rxe1#", + "Themes": "backRankMate fork long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "Nnb3nr/3k1ppp/4p3/p1qP4/1p3B2/1K6/P5PP/R2Q1BbR b - - 6 17", + "PGN": "1. d4 e6 2. c4 c6 3. Nc3 d5 4. c5 b6 5. b4 a5 6. b5 bxc5 7. dxc5 cxb5 8. e4 b4 9. Nb5 Bxc5 10. exd5 Qb6 11. Bf4 Bxf2+ 12. Ke2 Bxg1 13. Nc7+ Kd7 14. Nxa8 Qf2+ 15. Kd3 Qd4+ 16. Kc2 Qc5+ 17. Kb3 *", + "Moves": "c5c3 b3a4 c3a3 a4b5 c8a6", + "MovesSAN": "Qc3+ Ka4 Qa3+ Kb5 Ba6#", + "Themes": "exposedKing long mate mateIn3 middlegame" + }, + { + "FEN": "2R5/p5pk/1p2p1pp/4B3/8/P3Qr1P/1P5K/5q2 w - - 0 36", + "PGN": "1. d4 d5 2. Nf3 Nf6 3. c4 dxc4 4. e3 e6 5. Bxc4 c5 6. O-O cxd4 7. exd4 Be7 8. Nc3 O-O 9. a3 Nc6 10. Ba2 b6 11. Re1 Bb7 12. Qd3 Rc8 13. Bf4 h6 14. Rad1 Bd6 15. Bc1 Ne7 16. h3 Ned5 17. Nxd5 Bxd5 18. Bb1 Re8 19. Ne5 Qe7 20. Qg3 Kf8 21. Bg6 Bxe5 22. dxe5 fxg6 23. exf6 Qxf6 24. Bf4 Kg8 25. Be5 Qf5 26. Rd4 Rc4 27. Rxc4 Bxc4 28. Rd1 Bd5 29. Rc1 Rf8 30. Rc7 Rf7 31. Rc8+ Kh7 32. Qe3 Qb1+ 33. Kh2 Qf1 34. f3 Bxf3 35. gxf3 Rxf3 *", + "Moves": "c8h8 h7h8 e3h6 h8g8 h6g7", + "MovesSAN": "Rh8+ Kxh8 Qxh6+ Kg8 Qxg7#", + "Themes": "attraction deflection endgame long master mate mateIn3 pin sacrifice" + }, + { + "FEN": "R7/2p2kbR/5ppB/1pp1p3/4Pn2/1P1P1qN1/5P1K/8 w - - 10 36", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. Bxc6 dxc6 6. d3 Nd7 7. h3 Bd6 8. b3 c5 9. Bb2 f6 10. Nbd2 Nf8 11. Nc4 Ne6 12. g3 O-O 13. a4 Nd4 14. Ne3 Be6 15. Ng1 Qd7 16. g4 b5 17. Ne2 Nf3+ 18. Kf1 h5 19. Ng3 hxg4 20. hxg4 Bxg4 21. Nxg4 Qxg4 22. Qe2 g6 23. Qe3 Kf7 24. Qh6 Ng5 25. Bc1 Rh8 26. Qxh8 Rxh8 27. Rxh8 Qd1+ 28. Kg2 Ne6 29. axb5 axb5 30. Rh1 Qxc2 31. Ra8 Bf8 32. Rh7+ Bg7 33. Bh6 Nf4+ 34. Kg1 Qd1+ 35. Kh2 Qf3 *", + "Moves": "h7g7 f7e6 a8a6 c7c6 a6c6", + "MovesSAN": "Rxg7+ Ke6 Ra6+ c6 Rxc6#", + "Themes": "long master masterVsMaster mate mateIn3 middlegame" + }, + { + "FEN": "4Qbk1/8/8/4p3/1PP2p1n/P2pP2q/3P1R1P/R1B3K1 b - - 6 33", + "PGN": "1. g4 g6 2. Bg2 Bg7 3. c4 Nf6 4. Qb3 Nxg4 5. Bxb7 Bxb7 6. Qxb7 Nc6 7. Nf3 O-O 8. Nc3 Rb8 9. Qa6 Nb4 10. Qa4 d5 11. a3 d4 12. Nb5 Nc6 13. O-O d3 14. e3 e5 15. Nc3 Ne7 16. Qxa7 Nf5 17. Ne4 Nh4 18. Nfg5 h6 19. f3 hxg5 20. fxg4 f5 21. gxf5 gxf5 22. Nc5 f4 23. Ne6 Qe8 24. Nxf8 Qxf8 25. Qxc7 Re8 26. Qc6 Qf5 27. Qxe8+ Bf8 28. Qh5 Qh3 29. Qxg5+ Kh8 30. b4 Be7 31. Qh5+ Kg8 32. Qe8+ Bf8 33. Rf2 *", + "Moves": "h3g4 g1h1 g4d1 f2f1 d1f1", + "MovesSAN": "Qg4+ Kh1 Qd1+ Rf1 Qxf1#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "r1bq1r2/pp3B1k/5R1p/2b2n1Q/3pp3/3P4/PPP3PP/RN4K1 w - - 2 16", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. Bb5 Nd4 4. Nxd4 cxd4 5. O-O e5 6. d3 h6 7. f4 exf4 8. Bxf4 Bc5 9. Bc4 Ne7 10. Bd2 O-O 11. Bxh6 gxh6 12. Qg4+ Kh7 13. Bxf7 d5 14. Qh5 dxe4 15. Rf6 Nf5 *", + "Moves": "f6h6 f5h6 h5g6 h7h8 g6h6", + "MovesSAN": "Rxh6+ Nxh6 Qg6+ Kh8 Qxh6#", + "Themes": "deflection long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r5k1/pp1bpp2/3p2p1/4q3/2rbP1P1/2N5/PPPB3Q/R3K2R w KQ - 2 20", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 O-O 8. Bc4 Nc6 9. Qd2 Ne5 10. Bb3 Bd7 11. g4 Qa5 12. h4 Rfc8 13. h5 Nc4 14. Bxc4 Rxc4 15. hxg6 hxg6 16. Bh6 Bh8 17. Qh2 Nxg4 18. fxg4 Bxd4 19. Bd2 Qe5 *", + "Moves": "h2h7 g8f8 d2h6 f8e8 h7g8", + "MovesSAN": "Qh7+ Kf8 Bh6+ Ke8 Qg8#", + "Themes": "kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "8/R7/1Bp1r3/8/1k6/2bQ3P/2P2P2/1K6 b - - 0 37", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 Bf5 5. Nf3 e6 6. a3 h6 7. Bd2 c6 8. Bc4 Qc7 9. Qe2 Nf6 10. O-O-O Be7 11. Kb1 Nbd7 12. h3 b5 13. Ba2 O-O 14. g4 Bh7 15. g5 hxg5 16. Nxg5 b4 17. axb4 Bxb4 18. Rhg1 Bg6 19. Nxe6 fxe6 20. Rxg6 Rae8 21. Rdg1 Re7 22. Bh6 Nb6 23. Bxe6+ Kh7 24. Be3 Bxc3 25. Rxf6 Rxe6 26. Qh5+ Kg8 27. Rxf8+ Kxf8 28. Qh8+ Ke7 29. Rxg7+ Kd6 30. Bf4+ Kd5 31. Rxc7 Bxd4 32. Qd8+ Kc5 33. b4+ Kc4 34. Be3 Bf6 35. Qd3+ Kxb4 36. Rxa7 Bc3 37. Bxb6 *", + "Moves": "e6e1 d3d1 e1d1 b1a2 d1a1", + "MovesSAN": "Re1+ Qd1 Rxd1+ Ka2 Ra1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "8/1P3pkp/8/2Q1Pp2/2P2Kb1/r7/6R1/8 b - - 1 40", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Nf6 4. Nf3 Qxf3 5. Qxf3 Nc6 6. Bb5 Bd7 7. O-O O-O-O 8. d3 e6 9. Ne4 Nd4 10. Qe3 Nxb5 11. Nxf6 gxf6 12. c4 Nd6 13. b4 Nf5 14. Qxa7 Be8 15. Qa8+ Kd7 16. Qxb7 Bd6 17. b5 Rg8 18. a4 Ke7 19. Ba3 Nh4 20. Bxd6+ Rxd6 21. g3 Rd7 22. f4 Kf8 23. a5 Rxd3 24. a6 Nf5 25. Qxc7 Nxg3 26. hxg3 Rdxg3+ 27. Kf2 Rg2+ 28. Ke1 R8g3 29. Qc5+ Kg7 30. a7 Rb3 31. a8=Q Rbb2 32. Qxg2+ Rxg2 33. b6 Bd7 34. b7 e5 35. fxe5 Bg4 36. Rf2 Rg1+ 37. Kd2 Rxa1 38. Ke3 Ra3+ 39. Kf4 f5 40. Rg2 *", + "Moves": "a3f3 f4g5 h7h6 g5h4 f3h3", + "MovesSAN": "Rf3+ Kg5 h6+ Kh4 Rh3#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "7k/r1p3pp/1p1p1r2/3P3q/2P2p2/P4P2/4QP1P/R3R1K1 w - - 3 29", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Nc3 Bc5 4. d3 d6 5. Na4 Bb4+ 6. c3 Ba5 7. b4 Bb6 8. Nxb6 axb6 9. a3 Nge7 10. Be2 O-O 11. O-O f5 12. Qc2 fxe4 13. dxe4 Ng6 14. Bg5 Qe8 15. Be3 Bd7 16. Bc4+ Kh8 17. Bd5 Nf4 18. b5 Ne7 19. Bxb7 Ra7 20. Bd5 Nexd5 21. exd5 Bxb5 22. Rfd1 Qf7 23. c4 Bd7 24. Qd2 Bg4 25. Re1 Bxf3 26. Bxf4 exf4 27. gxf3 Qh5 28. Qe2 Rf6 *", + "Moves": "e2e8 h5e8 e1e8 f6f8 e8f8", + "MovesSAN": "Qe8+ Qxe8 Rxe8+ Rf8 Rxf8#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "1k1r3r/1pp2ppp/5n2/1Nb1Q3/2P4q/8/PP3PPP/R1B2RK1 b - - 0 14", + "PGN": "1. e4 d5 2. exd5 Nf6 3. d4 Bg4 4. Be2 Bxe2 5. Qxe2 Qxd5 6. Nf3 Nc6 7. O-O O-O-O 8. c4 Nxd4 9. Nxd4 Qxd4 10. Nc3 e5 11. Nb5 Qh4 12. Nxa7+ Kb8 13. Nb5 Bc5 14. Qxe5 *", + "Moves": "h4f2 f1f2 d8d1 e5e1 d1e1", + "MovesSAN": "Qxf2+ Rxf2 Rd1+ Qe1 Rxe1#", + "Themes": "kingsideAttack long mate mateIn3 middlegame pin sacrifice" + }, + { + "FEN": "4r1k1/5ppp/1QP1q3/8/p2P4/8/PP3PPP/R4K2 b - - 2 22", + "PGN": "1. d4 d5 2. c4 Nc6 3. Nc3 e6 4. Nf3 Nf6 5. Bf4 Bd6 6. Bxd6 Qxd6 7. e3 e5 8. dxe5 Nxe5 9. Nxe5 Qxe5 10. cxd5 O-O 11. Bc4 Rd8 12. O-O Ne4 13. Nxe4 Qxe4 14. Qb3 a5 15. Rfd1 a4 16. Qb4 b6 17. Rd4 c5 18. dxc6 Rxd4 19. exd4 Be6 20. Bxe6 Qxe6 21. Qxb6 Re8 22. Kf1 *", + "Moves": "e6e2 f1g1 e2e1 a1e1 e8e1", + "MovesSAN": "Qe2+ Kg1 Qe1+ Rxe1 Rxe1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "r1r3k1/2q1b3/3p2PQ/p2Pp3/1p6/5PN1/PP6/1K1R1B1R b - - 0 25", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nb3 Be6 8. Qd2 Nbd7 9. O-O-O Be7 10. f3 b5 11. g4 b4 12. Nd5 Nxd5 13. exd5 Nc5 14. Nxc5 Bc8 15. Ne4 a5 16. g5 O-O 17. h4 Bf5 18. Ng3 Bg6 19. h5 Bxc2 20. Kxc2 Qc7+ 21. Kb1 Rfc8 22. g6 fxg6 23. hxg6 h6 24. Bxh6 gxh6 25. Qxh6 *", + "Moves": "c7c2 b1a1 c2d1 h6c1 c8c1", + "MovesSAN": "Qc2+ Ka1 Qxd1+ Qc1 Rxc1#", + "Themes": "backRankMate fork long mate mateIn3 middlegame" + }, + { + "FEN": "r5k1/2Q3pp/2p1p3/Pp1p4/3qp1P1/7P/5RK1/8 w - - 0 41", + "PGN": "1. d4 d5 2. Nf3 Bg4 3. Nc3 c6 4. Bf4 Nf6 5. g3 e6 6. Bg2 Bb4 7. a3 Ba5 8. b4 Bb6 9. O-O Nbd7 10. e3 Ne4 11. h3 Nxc3 12. Qd2 Ne4 13. Qd3 Bh5 14. g4 Bg6 15. Qe2 Nc3 16. Qd2 Ne4 17. Qe2 a5 18. Ne5 Nxe5 19. Bxe5 f6 20. Bg3 Nc3 21. Qd2 Ne4 22. Bxe4 Bxe4 23. c3 axb4 24. cxb4 O-O 25. f3 f5 26. fxe4 fxe4 27. Rxf8+ Qxf8 28. Rf1 Qe7 29. Ra1 Bc7 30. Bxc7 Qxc7 31. Kg2 Rf8 32. a4 Ra8 33. a5 b6 34. Rf1 b5 35. Qf2 Qe7 36. Qg3 Qxb4 37. Qc7 Qd2+ 38. Kg3 Qxe3+ 39. Kg2 Qd2+ 40. Rf2 Qxd4 *", + "Moves": "c7f7 g8h8 f7f8 a8f8 f2f8", + "MovesSAN": "Qf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "7r/pQ2p1k1/6p1/8/3p1q2/3B4/PPPN2R1/2K5 b - - 2 25", + "PGN": "1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. e5 dxe5 6. fxe5 Nd5 7. Ne4 O-O 8. h4 Bf5 9. Bd3 h6 10. h5 Nd7 11. hxg6 Bxg6 12. Bxh6 c5 13. Bxg7 Kxg7 14. Qd2 Rh8 15. Rxh8 Qxh8 16. Nf3 cxd4 17. O-O-O Ne3 18. Re1 Nxe5 19. Nxe5 Qh5 20. Nxg6 fxg6 21. Qb4 Qe5 22. Qxb7 Nxg2 23. Rg1 Rh8 24. Rxg2 Qf4+ 25. Nd2 *", + "Moves": "h8h1 g2g1 h1g1 d3f1 g1f1", + "MovesSAN": "Rh1+ Rg1 Rxg1+ Bf1 Rxf1#", + "Themes": "endgame long mate mateIn3 pin" + }, + { + "FEN": "r7/pp4pp/2n5/8/4Q1Pk/6qP/4B3/5K2 w - - 4 35", + "PGN": "1. d4 d5 2. Nf3 Bg4 3. h3 Bh5 4. Bf4 Nf6 5. g4 Bg6 6. Nc3 e6 7. Bg2 Bb4 8. Qd2 Ne4 9. Qe3 O-O 10. O-O c5 11. Ne5 cxd4 12. Qxd4 Bc5 13. Qd1 Nxf2 14. Rxf2 Bxf2+ 15. Kxf2 Qb6+ 16. e3 Qxb2 17. Nxg6 fxg6 18. Nxd5 g5 19. Rb1 Qxa2 20. Nc7 gxf4 21. exf4 Rxf4+ 22. Bf3 Qa3 23. Qd8+ Kf7 24. Qe8+ Kf6 25. Qxe6+ Kg5 26. Qe5+ Kh4 27. Qxf4 Qc5+ 28. Kg2 Qxc2+ 29. Kf1 Qxb1+ 30. Kf2 Qb2+ 31. Be2 Qb6+ 32. Qe3 Qxc7 33. Qe4 Qg3+ 34. Kf1 Nc6 *", + "Moves": "e4h7 h4g5 h7f5 g5h6 f5h5", + "MovesSAN": "Qxh7+ Kg5 Qf5+ Kh6 Qh5#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "r2qk1nr/pppb4/2n1pbp1/3pN2Q/3P1P2/2N5/PPP3PP/R1B1K2R w KQkq - 0 11", + "PGN": "1. d4 d5 2. e4 Nc6 3. e5 e6 4. Nc3 Be7 5. f4 f6 6. Nf3 fxe5 7. Nxe5 Bd7 8. Bd3 Bf6 9. Qh5+ g6 10. Bxg6+ hxg6 *", + "Moves": "h5g6 e8e7 g6f7 e7d6 c3b5", + "MovesSAN": "Qxg6+ Ke7 Qf7+ Kd6 Nb5#", + "Themes": "exposedKing long mate mateIn3 opening" + }, + { + "FEN": "r3qr1k/1p1bn1pp/5p2/4pP1Q/2BpP1P1/5R2/PPP4P/R5K1 w - - 3 22", + "PGN": "1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. Ndb5 Qb8 7. g3 a6 8. Bf4 e5 9. Be3 axb5 10. Bxb5 Bb4 11. Bb6 Nge7 12. O-O O-O 13. Ne2 d6 14. f4 Bc5+ 15. Bxc5 dxc5 16. f5 Nd4 17. Nxd4 cxd4 18. Qh5 f6 19. Bc4+ Kh8 20. g4 Bd7 21. Rf3 Qe8 *", + "Moves": "h5h7 h8h7 f3h3 e8h5 h3h5", + "MovesSAN": "Qxh7+ Kxh7 Rh3+ Qh5 Rxh5#", + "Themes": "attraction kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "2r3k1/3b1ppp/1q2p3/n2pP3/3P1P2/1pQB4/r5PP/2R1B1K1 w - - 0 27", + "PGN": "1. e4 c5 2. d4 cxd4 3. c3 d5 4. e5 dxc3 5. Nxc3 e6 6. f4 Bb4 7. Nf3 Bxc3+ 8. bxc3 Ne7 9. Bb5+ Bd7 10. Qe2 Nbc6 11. O-O O-O 12. Be3 Nf5 13. Bf2 a6 14. Bd3 Nfe7 15. Nd4 Nxd4 16. cxd4 Nc6 17. Rfc1 b5 18. a4 Qb6 19. axb5 axb5 20. Rab1 b4 21. Qb2 Rfb8 22. Rc5 Ra5 23. Rbc1 b3 24. Be1 Ra2 25. Qc3 Na5 26. Rc8+ Rxc8 *", + "Moves": "c3c8 d7c8 c1c8 b6d8 c8d8", + "MovesSAN": "Qxc8+ Bxc8 Rxc8+ Qd8 Rxd8#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "5rk1/pQ3rpp/2p2p2/2P5/2BP4/P3q2P/8/1R5K w - - 0 30", + "PGN": "1. d4 d5 2. c4 c6 3. Nf3 Bf5 4. Nc3 e6 5. Bf4 Bb4 6. Rc1 Nf6 7. a3 Ba5 8. b4 Bc7 9. Bxc7 Qxc7 10. cxd5 exd5 11. e3 O-O 12. Bd3 Ne4 13. Nxd5 Qd6 14. Nc3 Nxc3 15. Rxc3 Bg4 16. O-O Nd7 17. h3 Bh5 18. Rc5 Nxc5 19. bxc5 Qh6 20. Be2 f6 21. Qb3+ Rf7 22. Bc4 Rf8 23. Qxb7 Bxf3 24. gxf3 Qg5+ 25. Kh2 Qh4 26. Rb1 Qxf2+ 27. Kh1 Qxf3+ 28. Kh2 Qf2+ 29. Kh1 Qxe3 *", + "Moves": "b7f7 f8f7 b1b8 e3e8 b8e8", + "MovesSAN": "Qxf7+ Rxf7 Rb8+ Qe8 Rxe8#", + "Themes": "clearance endgame long mate mateIn3 pin sacrifice" + }, + { + "FEN": "8/pp3rk1/4Q1p1/8/8/8/Pq4PP/3R2K1 b - - 0 28", + "PGN": "1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Qxd7 5. d4 cxd4 6. Qxd4 Nc6 7. Qe3 Nf6 8. O-O g6 9. e5 dxe5 10. Nxe5 Nxe5 11. Qxe5 Bg7 12. Nc3 O-O 13. Rd1 Qc6 14. Bg5 Rfe8 15. Rd3 Rac8 16. Rad1 h6 17. Bc1 e6 18. Bxh6 Bxh6 19. Qxf6 Bg7 20. Qg5 Qb6 21. Ne4 Rxc2 22. Rd7 Qxb2 23. Rxf7 Kxf7 24. Nd6+ Kg8 25. Nxe8 Rxf2 26. Nxg7 Kxg7 27. Qe7+ Rf7 28. Qxe6 *", + "Moves": "b2f2 g1h1 f2f1 d1f1 f7f1", + "MovesSAN": "Qf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "6k1/1p1N1p1R/1q2p1p1/3pP1P1/3P4/n7/3b1PP1/3K4 w - - 3 35", + "PGN": "1. e4 d5 2. e5 Bf5 3. d4 e6 4. h4 h6 5. Bd3 Bxd3 6. Qxd3 c5 7. c3 Nc6 8. Nf3 cxd4 9. cxd4 Nge7 10. Nc3 a6 11. Be3 Nf5 12. a3 Qb6 13. b4 Nxe3 14. Qxe3 Be7 15. Rd1 Rc8 16. Ne2 O-O 17. Rh3 a5 18. Rg3 Kh7 19. bxa5 Nxa5 20. Nf4 Nc4 21. Qd3+ Kh8 22. Nh5 Rg8 23. Ng5 hxg5 24. hxg5 g6 25. Nf6 Kg7 26. Rh3 Rh8 27. Ke2 Nxa3 28. Qe3 Bb4 29. Rdh1 Rc2+ 30. Kd1 Rd2+ 31. Qxd2 Bxd2 32. Rh7+ Rxh7 33. Rxh7+ Kf8 34. Nd7+ Kg8 *", + "Moves": "d7f6 g8f8 h7h8 f8e7 h8e8", + "MovesSAN": "Nf6+ Kf8 Rh8+ Ke7 Re8#", + "Themes": "endgame hookMate long mate mateIn3" + }, + { + "FEN": "r3r2k/2p1NR1p/6p1/3P4/2P5/pP1Q4/P1K5/q7 w - - 3 35", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Nc3 Nxe4 5. Nxe4 d5 6. Bb5 dxe4 7. Bxc6+ bxc6 8. Nxe5 Qg5 9. d4 Qxg2 10. Rf1 Bh3 11. Qe2 Be7 12. Nxc6 Bd6 13. Bg5 O-O 14. Be7 Bxe7 15. Nxe7+ Kh8 16. O-O-O Rfe8 17. Nc6 Qxh2 18. Rfe1 Qd6 19. d5 Qf4+ 20. Kb1 Bg4 21. Qb5 Bxd1 22. Rxd1 Rf8 23. Qe2 g6 24. Nd4 Rad8 25. Nc6 Ra8 26. Rf1 a5 27. f3 exf3 28. Rxf3 Qd6 29. Qd3 a4 30. c4 a3 31. b3 Rfe8 32. Kc2 Qc5 33. Rxf7 Qg1 34. Ne7 Qa1 *", + "Moves": "f7h7 h8h7 d3g6 h7h8 g6h6", + "MovesSAN": "Rxh7+ Kxh7 Qxg6+ Kh8 Qh6#", + "Themes": "attraction endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "6rk/ppp4p/4q1r1/3Q4/3pPP2/P2P3P/1PP2R1K/R7 b - - 0 25", + "PGN": "1. e4 d6 2. Nf3 Nf6 3. d3 g6 4. Nc3 Bg7 5. Be2 O-O 6. Be3 e5 7. O-O Nc6 8. h3 Be6 9. a3 Qd7 10. Qd2 Nh5 11. Kh2 f5 12. Bh6 f4 13. Bxg7 Kxg7 14. Ng5 Nd4 15. Bxh5 gxh5 16. Nxe6+ Qxe6 17. Ne2 f3 18. Nxd4 exd4 19. Qg5+ Kh8 20. Qxh5 fxg2 21. Kxg2 Rg8+ 22. Kh2 Rg6 23. f4 Rag8 24. Rf2 d5 25. Qxd5 *", + "Moves": "e6h3 h2h3 g6h6 d5h5 h6h5", + "MovesSAN": "Qxh3+ Kxh3 Rh6+ Qh5 Rxh5#", + "Themes": "attraction endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "4r1k1/2P2ppp/b2N4/p4pq1/2P1r3/5Q2/P4PPP/R1R3K1 b - - 2 23", + "PGN": "1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Nge7 6. dxc5 Nf5 7. b4 a5 8. b5 Nce7 9. Ba3 Ng6 10. Bd3 Be7 11. Bxf5 exf5 12. c6 O-O 13. Bxe7 Qxe7 14. O-O Nxe5 15. Qxd5 Nxf3+ 16. Qxf3 bxc6 17. bxc6 Ba6 18. Rc1 Qg5 19. Na3 Rad8 20. c4 Rd4 21. Nb5 Re4 22. c7 Rfe8 23. Nd6 *", + "Moves": "g5c1 a1c1 e4e1 c1e1 e8e1", + "MovesSAN": "Qxc1+ Rxc1 Re1+ Rxe1 Rxe1#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "8/3Q2pp/5pk1/3pP3/3q2P1/8/5PKP/8 w - - 3 38", + "PGN": "1. d4 d5 2. c4 Nf6 3. cxd5 Nxd5 4. e4 Nf6 5. Nc3 Bg4 6. Be2 Bxe2 7. Ngxe2 e6 8. Bg5 Be7 9. e5 Nd5 10. Bxe7 Nxe7 11. Qa4+ c6 12. O-O O-O 13. Qb3 Qb6 14. Qxb6 axb6 15. b4 b5 16. a3 Nf5 17. a4 bxa4 18. Nxa4 Nd7 19. Nc5 Nxc5 20. bxc5 Ra6 21. Rxa6 bxa6 22. Rb1 Ra8 23. g3 a5 24. g4 Ne7 25. Nc3 Nd5 26. Na4 f6 27. Nb6 Ra6 28. Nxd5 exd5 29. Rb6 Ra8 30. Rxc6 a4 31. Rd6 a3 32. c6 a2 33. c7 a1=Q+ 34. Kg2 Qxd4 35. Rd8+ Rxd8 36. cxd8=Q+ Kf7 37. Qd7+ Kg6 *", + "Moves": "d7e8 g6g5 e8h5 g5f4 h5f5", + "MovesSAN": "Qe8+ Kg5 Qh5+ Kf4 Qf5#", + "Themes": "endgame long mate mateIn3 queenEndgame" + }, + { + "FEN": "5r1k/QR3p1p/4pNb1/6N1/8/8/B2q2PP/2r2RK1 b - - 4 26", + "PGN": "1. e4 d6 2. f4 c5 3. Nf3 Nc6 4. Bc4 g6 5. f5 Bg7 6. Nc3 Nf6 7. Ng5 O-O 8. a3 Ne5 9. Ba2 gxf5 10. exf5 Bxf5 11. O-O Bg6 12. d4 cxd4 13. Qxd4 Nc6 14. Qf2 Nd5 15. Nxd5 Bd4 16. Be3 Bxb2 17. Rab1 Bxa3 18. Rxb7 Bc5 19. Bxc5 dxc5 20. Qxc5 e6 21. Nf6+ Kh8 22. Qxc6 Rc8 23. Qa6 Rxc2 24. Qxa7 Qd2 25. Rf2 Rc1+ 26. Rf1 *", + "Moves": "c1f1 g1f1 g6d3 f1g1 d2e1", + "MovesSAN": "Rxf1+ Kxf1 Bd3+ Kg1 Qe1#", + "Themes": "attraction long mate mateIn3 middlegame" + }, + { + "FEN": "5n1k/1q3pp1/3R3p/1pr4P/2p3K1/P1R3P1/2Q2P2/1B5r w - - 8 44", + "PGN": "1. d3 d5 2. Nf3 c6 3. Nbd2 Bg4 4. e4 e6 5. Be2 Nd7 6. O-O Bc5 7. c3 Ne7 8. Qc2 O-O 9. Re1 a5 10. Nf1 Qb6 11. Be3 Bxe3 12. Nxe3 Bxf3 13. Bxf3 Ng6 14. g3 a4 15. d4 Nf6 16. e5 Nd7 17. h4 Rfc8 18. h5 Ngf8 19. Qe2 c5 20. Rad1 h6 21. Rd2 Qa6 22. Qd1 cxd4 23. cxd4 Rc7 24. Be2 Qa5 25. Bd3 Rac8 26. Qe2 Qb4 27. Red1 Kh8 28. Bb1 a3 29. bxa3 Qxa3 30. Qf3 Nb6 31. Rd3 Qe7 32. Rb3 Nc4 33. Nxc4 dxc4 34. Rc3 b5 35. a3 Nd7 36. Qe4 Nf8 37. d5 exd5 38. Rxd5 Rc5 39. Rd6 Rxe5 40. Qc2 Re1+ 41. Kg2 Qb7+ 42. Kh3 Rh1+ 43. Kg4 Rc5 *", + "Moves": "c2h7 f8h7 d6d8 h7f8 d8f8", + "MovesSAN": "Qh7+ Nxh7 Rd8+ Nf8 Rxf8#", + "Themes": "long master mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "2R5/5ppk/7p/4P2n/6Q1/5P1P/pq1r2PK/8 w - - 0 45", + "PGN": "1. e4 e5 2. Bc4 Nc6 3. d3 Bc5 4. Nf3 Nf6 5. c3 d6 6. Nbd2 Bb6 7. Nf1 O-O 8. Ng3 Bg4 9. h3 Be6 10. Bb3 Ne7 11. O-O c6 12. Ng5 Bxb3 13. axb3 Ng6 14. Be3 h6 15. Nf3 Re8 16. Qd2 c5 17. d4 cxd4 18. cxd4 exd4 19. Nxd4 Bxd4 20. Qxd4 b6 21. Rfc1 Qe7 22. f3 Ne5 23. Nf5 Qe6 24. Nxd6 Red8 25. Rd1 Nc6 26. Qc4 Rxd6 27. Rxd6 Qxd6 28. Bxb6 Ne5 29. Qc3 Qxb6+ 30. Kh2 Ng6 31. Rc1 a5 32. Qd3 Nf4 33. Qd1 Qf2 34. Rc2 Qb6 35. Qc1 Qxb3 36. Rc3 Qb7 37. Qxf4 Rd8 38. Rc7 Qxb2 39. Re7 Rd2 40. Qg3 a4 41. Rc7 a3 42. Rc8+ Kh7 43. e5 Nh5 44. Qg4 a2 *", + "Moves": "g4f5 g7g6 f5f7 h5g7 f7g8", + "MovesSAN": "Qf5+ g6 Qxf7+ Ng7 Qg8#", + "Themes": "endgame fork long mate mateIn3" + }, + { + "FEN": "8/7p/6pk/8/3Q1PP1/1q5K/8/8 w - - 3 48", + "PGN": "1. e4 c5 2. Bc4 Nc6 3. Nf3 e6 4. Nc3 d5 5. exd5 exd5 6. Bb5 Nf6 7. d3 Be7 8. h3 d4 9. Ne4 O-O 10. Nxf6+ Bxf6 11. O-O Ne5 12. Bf4 Nxf3+ 13. Qxf3 a6 14. Bc4 Bd7 15. a4 Bc6 16. Qg3 b5 17. axb5 axb5 18. Rxa8 Qxa8 19. Bb3 Re8 20. Bd6 Be7 21. Bf4 Qd8 22. Qg4 Bf6 23. Bh6 Bd7 24. Qg3 Be6 25. Bxe6 Rxe6 26. Bf4 Re2 27. Rc1 Qe8 28. b3 g6 29. h4 Be5 30. Qf3 Bxf4 31. Qxf4 Re1+ 32. Rxe1 Qxe1+ 33. Kh2 Qc3 34. Qb8+ Kg7 35. Qxb5 Qxc2 36. f4 Qf2 37. Qb8 Qxh4+ 38. Kg1 Qg3 39. Qe5+ f6 40. Qe7+ Kh6 41. Qxf6 Qe3+ 42. Kh2 Qxd3 43. Qg5+ Kg7 44. Qxc5 Qxb3 45. Qxd4+ Kh6 46. g4 Qc2+ 47. Kh3 Qb3+ *", + "Moves": "h3h4 g6g5 f4g5 h6g6 d4f6", + "MovesSAN": "Kh4 g5+ fxg5+ Kg6 Qf6#", + "Themes": "defensiveMove endgame long mate mateIn3 queenEndgame" + }, + { + "FEN": "r3r1k1/5p2/2p2bpQ/3p1N2/pq1nP3/p2B1PP1/1P4P1/1K2R2R w - - 3 34", + "PGN": "1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 O-O 6. Nf3 Re8 7. Qc2 c6 8. Bd3 Nbd7 9. Rc1 Nf8 10. cxd5 exd5 11. Ne5 N6d7 12. Bf4 Nf6 13. a3 Nh5 14. Bg3 Nxg3 15. hxg3 g6 16. Ne2 Bf6 17. Nf3 Bg4 18. Nh4 Qa5+ 19. Qd2 Qc7 20. Kd1 Bg5 21. Kc2 a5 22. Kb1 a4 23. Nf4 Bf6 24. f3 Be6 25. Ne2 Qe7 26. Rce1 b5 27. Nf4 b4 28. Nxe6 Nxe6 29. e4 Nxd4 30. Qh6 bxa3 31. Nf5 Qb4 32. Qxh7+ Kf8 33. Qh6+ Kg8 *", + "Moves": "h6h7 g8f8 h7h8 f6h8 h1h8", + "MovesSAN": "Qh7+ Kf8 Qh8+ Bxh8 Rxh8#", + "Themes": "kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r5k1/2q2r1p/4R1pQ/pp3p2/3p4/PPP1R3/6PP/6K1 w - - 0 34", + "PGN": "1. e4 a6 2. Nf3 e6 3. d4 b5 4. Nc3 Bb7 5. a3 Nf6 6. Bg5 Be7 7. Be2 Nxe4 8. Bxe7 Qxe7 9. Nxe4 Bxe4 10. O-O O-O 11. c3 Bb7 12. Ne5 Nc6 13. Nd3 d5 14. Bf3 Na5 15. Nc5 c6 16. Qd3 Nc4 17. b3 Nd6 18. Bd1 g6 19. Re1 Qc7 20. Qh3 Nf5 21. Bg4 Ng7 22. Re3 Bc8 23. Qh6 f5 24. Rh3 Ne8 25. Bf3 Nf6 26. Re1 Ne4 27. Bxe4 dxe4 28. Rg3 Rf7 29. f3 exf3 30. Rxf3 a5 31. Nxe6 Bxe6 32. Rxe6 c5 33. Rfe3 cxd4 *", + "Moves": "e6e8 a8e8 e3e8 f7f8 h6f8", + "MovesSAN": "Re8+ Rxe8 Rxe8+ Rf8 Qxf8#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "r1b2r1k/pp5p/2p2b1N/8/7q/6Q1/PP3PPP/4RRK1 w - - 2 22", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Bg5 c6 5. e3 Be7 6. Nf3 Ne4 7. Bf4 f5 8. Bd3 O-O 9. O-O Nd7 10. cxd5 exd5 11. Ne5 g5 12. Bg3 f4 13. Bxe4 dxe4 14. Qb3+ Kg7 15. exf4 gxf4 16. Nxe4 fxg3 17. Qxg3+ Kh8 18. Ng4 Nf6 19. Nexf6 Bxf6 20. Rae1 Qxd4 21. Nh6 Qh4 *", + "Moves": "h6f7 f8f7 e1e8 f7f8 e8f8", + "MovesSAN": "Nf7+ Rxf7 Re8+ Rf8 Rxf8#", + "Themes": "kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r3r1k1/pp1b1p1p/1n1p2p1/2pPb2n/4P3/2N2P2/PPQBB1PN/R3R1K1 b - - 0 18", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. Nd2 Nbd7 8. e4 Bg7 9. Nc4 Nb6 10. Ne3 O-O 11. Be2 Qe7 12. Qc2 Re8 13. f3 Nh5 14. O-O Bd7 15. Re1 Qh4 16. Bd2 Be5 17. Nf1 Qxh2+ 18. Nxh2 *", + "Moves": "e5d4 d2e3 d4e3 g1f1 h5g3", + "MovesSAN": "Bd4+ Be3 Bxe3+ Kf1 Ng3#", + "Themes": "kingsideAttack long master mate mateIn3 middlegame" + }, + { + "FEN": "2r2bk1/6pp/4p3/4P3/1ppqpQ2/7P/1P4PK/5R2 w - - 0 36", + "PGN": "1. e4 b6 2. d4 Bb7 3. Bd3 e6 4. f3 c5 5. c3 d5 6. e5 Nc6 7. Ne2 cxd4 8. cxd4 Rc8 9. Nbc3 a6 10. Be3 b5 11. O-O Nge7 12. a3 Na5 13. Rb1 Nc4 14. Bxc4 dxc4 15. Na2 Nd5 16. Bf2 Be7 17. Nec3 O-O 18. Ne4 Nf4 19. Qd2 Nd3 20. Nc1 Nxf2 21. Qxf2 Qb6 22. Rd1 Rfd8 23. Ne2 a5 24. h3 b4 25. axb4 axb4 26. Kh2 Bxe4 27. fxe4 f6 28. Rf1 Rf8 29. Qg3 f5 30. d5 fxe4 31. d6 Rxf1 32. Rxf1 Bf8 33. Qf4 Qb7 34. d7 Qxd7 35. Nd4 Qxd4 *", + "Moves": "f4f7 g8h8 f7f8 c8f8 f1f8", + "MovesSAN": "Qf7+ Kh8 Qxf8+ Rxf8 Rxf8#", + "Themes": "backRankMate deflection endgame long mate mateIn3" + }, + { + "FEN": "4r1k1/ppp4p/6p1/2qP1N2/5Q2/2P5/P3rPP1/5K1R w - - 0 25", + "PGN": "1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. e4 dxe4 5. Bg5 Bg7 6. Qe2 O-O 7. Rd1 Nc6 8. d5 Ne5 9. Bxf6 Nd3+ 10. Rxd3 exd3 11. Qxd3 Bxf6 12. Nf3 e6 13. Be2 exd5 14. cxd5 Re8 15. h4 Bf5 16. Qd2 Qe7 17. Kf1 Rad8 18. h5 Qc5 19. hxg6 fxg6 20. Qh6 Rd7 21. Nh4 Bg7 22. Qf4 Bxc3 23. bxc3 Rde7 24. Nxf5 Rxe2 *", + "Moves": "f5h6 g8g7 f4f7 g7h8 f7f6", + "MovesSAN": "Nh6+ Kg7 Qf7+ Kh8 Qf6#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "2r3k1/2q1bpPR/2rpp3/8/1p1BP1P1/1Q3P2/PPP5/2KR4 b - - 0 25", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f3 e6 7. Be3 Be7 8. Qd2 O-O 9. O-O-O Nc6 10. Be2 Qc7 11. g4 b5 12. h4 b4 13. Na4 Nxd4 14. Bxd4 Bd7 15. Nb6 Rab8 16. Nxd7 Nxd7 17. Bxa6 Ra8 18. Qd3 Nb8 19. Bc4 Nc6 20. Bb3 Rfc8 21. h5 Na5 22. h6 Nxb3+ 23. Qxb3 Ra6 24. hxg7 Rc6 25. Rxh7 *", + "Moves": "c6c2 c1b1 c2c1 d1c1 c7c1", + "MovesSAN": "Rxc2+ Kb1 Rc1+ Rxc1 Qxc1#", + "Themes": "long mate mateIn3 middlegame queensideAttack" + }, + { + "FEN": "3rk3/2R3p1/1Q2p3/3p2p1/p7/3P1r1P/PP3P1q/1K6 w - - 0 27", + "PGN": "1. e4 c6 2. Bc4 d5 3. exd5 cxd5 4. Bb3 Nc6 5. c4 Nf6 6. Nf3 Bg4 7. h3 Bh5 8. d3 e6 9. Bg5 Bb4+ 10. Nbd2 Bxd2+ 11. Qxd2 Bxf3 12. gxf3 h6 13. cxd5 hxg5 14. dxc6 bxc6 15. O-O-O Nd5 16. Kb1 a5 17. Rc1 a4 18. Bxd5 cxd5 19. Qb4 Qd7 20. Rc3 Rh4 21. Qc5 Rf4 22. Rhc1 Rxf3 23. Qb6 Rd8 24. Rc7 Qd6 25. R1c6 Qh2 26. Rxe6+ fxe6 *", + "Moves": "b6e6 e8f8 e6e7 f8g8 e7g7", + "MovesSAN": "Qxe6+ Kf8 Qe7+ Kg8 Qxg7#", + "Themes": "endgame exposedKing fork long mate mateIn3" + }, + { + "FEN": "r7/pp2Q3/1k6/2p5/3p4/4n2P/PPP5/4qB1K w - - 8 40", + "PGN": "1. e4 e5 2. Nf3 d6 3. Bc4 Be7 4. h3 Nf6 5. Nc3 O-O 6. d4 exd4 7. Nxd4 c6 8. O-O Bd7 9. Kh1 d5 10. e5 Ne8 11. Bd3 Nc7 12. Qh5 g6 13. Qe2 Ne6 14. Nxe6 fxe6 15. Bh6 Re8 16. f4 c5 17. Qg4 d4 18. Ne4 Bc6 19. Qxe6+ Kh8 20. Qg4 Bf8 21. Ng5 Qe7 22. Bxf8 Rxf8 23. Ne4 Nd7 24. Rae1 Nb6 25. Nf6 Nd5 26. Qh4 Ne3 27. Bxg6 Bxg2+ 28. Kh2 Bxf1 29. Bxh7 Rxf6 30. Bd3+ Kg7 31. exf6+ Qxf6 32. Qh7+ Kf8 33. Bxf1 Qxf4+ 34. Kg1 Qg3+ 35. Kh1 Qxe1 36. Qh8+ Ke7 37. Qg7+ Kd6 38. Qf6+ Kc7 39. Qe7+ Kb6 *", + "Moves": "e7d6 b6a5 d6c5 b7b5 c5b5", + "MovesSAN": "Qd6+ Ka5 Qxc5+ b5 Qxb5#", + "Themes": "deflection endgame long mate mateIn3" + }, + { + "FEN": "r2qr2k/pp3p1p/2p2npB/4Qp2/3P4/4R2P/PPP2PP1/4R1K1 w - - 6 21", + "PGN": "1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Nxf6+ exf6 6. Nf3 Bg4 7. Be2 Be7 8. O-O O-O 9. h3 Bh5 10. Nh4 Bxe2 11. Qxe2 Re8 12. Qg4 g6 13. Nf5 Kh8 14. Bh6 Rg8 15. Nxe7 Qxe7 16. Rae1 Qd8 17. Re3 f5 18. Qg3 Nd7 19. Rfe1 Nf6 20. Qe5 Re8 *", + "Moves": "e5f6 d8f6 e3e8 a8e8 e1e8", + "MovesSAN": "Qxf6+ Qxf6 Rxe8+ Rxe8 Rxe8#", + "Themes": "deflection discoveredAttack kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "4r1k1/pb3ppp/1p6/8/4q3/1Q4PP/PP4PK/4BR2 w - - 1 25", + "PGN": "1. e4 e6 2. Bc4 d5 3. exd5 exd5 4. Bb3 Nf6 5. d4 Bd6 6. Ne2 O-O 7. O-O b6 8. h3 Bb7 9. Ng3 c5 10. c3 cxd4 11. cxd4 Qd7 12. Bg5 Ne4 13. Nxe4 dxe4 14. Be3 Bc7 15. Nd2 Nc6 16. Nxe4 Rae8 17. Ng3 Na5 18. Qd3 Nxb3 19. Qxb3 Re7 20. Rae1 Rfe8 21. Bd2 Bxg3 22. fxg3 Qxd4+ 23. Kh2 Rxe1 24. Bxe1 Qe4 *", + "Moves": "b3f7 g8h8 f7f8 e8f8 f1f8", + "MovesSAN": "Qxf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "r5k1/p2Q2pp/1p2p2q/3p4/7P/2PB3n/PP1r4/1K3R2 w - - 0 26", + "PGN": "1. d4 f5 2. Bf4 Nf6 3. e3 e6 4. c3 Be7 5. Nf3 O-O 6. Bc4 b6 7. Nbd2 Bb7 8. Qb3 Nc6 9. O-O-O Na5 10. Qc2 Bxf3 11. gxf3 d5 12. Bd3 c5 13. dxc5 Bxc5 14. e4 fxe4 15. fxe4 Nxe4 16. Nxe4 Qh4 17. Bg3 Qh6+ 18. Nd2 Bxf2 19. Bxf2 Rxf2 20. Kb1 Nc6 21. h4 Ne5 22. Rh3 Ng4 23. Rf1 Rxd2 24. Qa4 Nf2 25. Qd7 Nxh3 *", + "Moves": "d7f7 g8h8 f7f8 a8f8 f1f8", + "MovesSAN": "Qf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "6k1/pb1qRpbp/6p1/2B5/1PQ5/7r/P4PP1/5RK1 b - - 0 23", + "PGN": "1. e4 c5 2. h3 d6 3. Nf3 Nf6 4. Nc3 Nc6 5. Bb5 g6 6. O-O Bg7 7. e5 dxe5 8. Nxe5 Qc7 9. Nxc6 bxc6 10. Bc4 O-O 11. d3 Rd8 12. Qf3 Nd5 13. Nxd5 cxd5 14. Bxd5 Rxd5 15. Qxd5 Bb7 16. Qc4 Rd8 17. Be3 Rd5 18. c3 Qd6 19. b4 cxb4 20. cxb4 Rxd3 21. Bc5 Qd7 22. Rae1 Rxh3 23. Rxe7 *", + "Moves": "h3h1 g1h1 d7h3 h1g1 h3g2", + "MovesSAN": "Rh1+ Kxh1 Qh3+ Kg1 Qxg2#", + "Themes": "attraction long mate mateIn3 middlegame pin sacrifice" + }, + { + "FEN": "4r1k1/3Q3p/n1p3p1/pp2rp2/7q/P1N2PRP/1PP2P2/6RK w - - 1 25", + "PGN": "1. e4 e6 2. d4 g6 3. Nc3 Bg7 4. Bc4 Ne7 5. Nf3 b6 6. Bf4 a6 7. Qd2 Bb7 8. h3 O-O 9. O-O f5 10. exf5 Rxf5 11. Bg3 Bxf3 12. gxf3 c6 13. Qe3 b5 14. Bd3 Rf8 15. Bd6 Re8 16. Kh1 Nf5 17. Bxf5 exf5 18. Qd2 a5 19. Rg1 Na6 20. a3 Qh4 21. Rg3 Bxd4 22. Rag1 Be5 23. Bxe5 Rxe5 24. Qxd7 Rae8 *", + "Moves": "g3g6 h7g6 g1g6 g8h8 d7g7", + "MovesSAN": "Rxg6+ hxg6 Rxg6+ Kh8 Qg7#", + "Themes": "kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "5rk1/2p2qB1/p1p5/1pP1P3/3P2Q1/2P5/P5PP/R5K1 b - - 0 29", + "PGN": "1. c4 Nf6 2. Nc3 e5 3. Nf3 Bb4 4. Nxe5 Nc6 5. Nxc6 dxc6 6. e3 Bxc3 7. bxc3 Be6 8. d4 O-O 9. Bd3 Bg4 10. f3 Bd7 11. O-O Qe7 12. e4 a6 13. e5 Ne8 14. f4 b5 15. c5 f6 16. Qc2 fxe5 17. Bxh7+ Kh8 18. fxe5 Rxf1+ 19. Kxf1 Qf8+ 20. Kg1 Qe7 21. Qe4 g5 22. Bf5 Bxf5 23. Qxf5 Ng7 24. Qxg5 Qf7 25. Bd2 Rf8 26. Qh4+ Kg8 27. Bh6 Nf5 28. Qg4+ Ng7 29. Bxg7 *", + "Moves": "f7f2 g1h1 f2f1 a1f1 f8f1", + "MovesSAN": "Qf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "r4rk1/2pR2p1/p3p2p/1p2P3/6Q1/8/PPq2PPP/3R2K1 b - - 1 22", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Nc3 h6 5. d3 Bc5 6. Qe2 a6 7. O-O d6 8. Be3 Nd4 9. Nxd4 exd4 10. Na4 dxe3 11. Nxc5 dxc5 12. Qxe3 b6 13. Rad1 O-O 14. d4 cxd4 15. Rxd4 Qe7 16. e5 Ng4 17. Qf4 Qc5 18. Rfd1 b5 19. Bb3 Be6 20. Bxe6 fxe6 21. Qxg4 Qxc2 22. Rd7 *", + "Moves": "c2f2 g1h1 f2f1 d1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "4r2k/5pbp/2n2Np1/2p3B1/3q4/8/P4PPP/4R1K1 w - - 0 26", + "PGN": "1. d4 c5 2. d5 Nf6 3. c4 b5 4. cxb5 a6 5. Nc3 axb5 6. Nxb5 g6 7. Bg5 Bg7 8. Nf3 d6 9. Nc3 O-O 10. e4 Ba6 11. Bxa6 Nxa6 12. O-O Qd7 13. Re1 Rfb8 14. e5 dxe5 15. Nxe5 Qe8 16. Nc6 Rxb2 17. Rxe7 Qc8 18. Re2 Rxe2 19. Qxe2 Nxd5 20. Nxd5 Qd7 21. Nce7+ Kh8 22. Re1 Nb4 23. Nf6 Qd4 24. Nc6 Nxc6 25. Qe8+ Rxe8 *", + "Moves": "e1e8 g7f8 e8f8 h8g7 f8g8", + "MovesSAN": "Rxe8+ Bf8 Rxf8+ Kg7 Rg8#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "4Nr2/p5pk/6p1/2pQ2B1/8/PP6/4qPPP/R5K1 b - - 0 34", + "PGN": "1. d4 d5 2. Nf3 Bf5 3. e3 Nf6 4. Bd3 Bg6 5. Bxg6 hxg6 6. Qd3 e6 7. Qb5+ Nbd7 8. Qxb7 Be7 9. Qa6 O-O 10. O-O c5 11. c4 Qc7 12. cxd5 Nxd5 13. Nc3 Nb4 14. Qe2 Rab8 15. a3 Nc6 16. d5 Nd8 17. Rd1 Bd6 18. Nb5 Qb6 19. dxe6 Nxe6 20. Nxd6 Nf6 21. Ne5 Rbd8 22. Nec4 Qa6 23. b3 Nc7 24. e4 Rd7 25. e5 Nfd5 26. Rxd5 Nxd5 27. e6 Rxd6 28. exf7+ Rxf7 29. Qe8+ Rf8 30. Qe5 Rdd8 31. Bg5 Rde8 32. Qxd5+ Kh7 33. Nd6 Qe2 34. Nxe8 *", + "Moves": "e2f2 g1h1 f2f1 a1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "4r1k1/ppp2ppp/8/4q3/8/7Q/PPP1RPPP/R4K2 b - - 0 19", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd8 4. Nf3 Bg4 5. Be2 Nf6 6. d4 e6 7. Bg5 Be7 8. O-O Nc6 9. d5 Nxd5 10. Nxd5 exd5 11. Bxe7 Qxe7 12. Re1 O-O 13. Qxd5 Rad8 14. Qc4 Rfe8 15. Qxg4 Ne5 16. Nxe5 Qxe5 17. Qh3 Rd2 18. Kf1 Rxe2 19. Rxe2 *", + "Moves": "e5e2 f1g1 e2e1 a1e1 e8e1", + "MovesSAN": "Qxe2+ Kg1 Qe1+ Rxe1 Rxe1#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "8/4r1kp/8/1pR2R2/5NP1/4Pp2/pr2bP2/6K1 w - - 0 49", + "PGN": "1. d4 d5 2. c4 Nf6 3. Nf3 e6 4. g3 Be7 5. Bg2 O-O 6. c5 c6 7. O-O Bd7 8. Nc3 Kh8 9. Bg5 Ne4 10. Bxe7 Qxe7 11. Nxe4 dxe4 12. Nd2 f5 13. e3 Rf6 14. Nb1 Rh6 15. Nc3 e5 16. Ne2 Be6 17. dxe5 Nd7 18. Nf4 Nxe5 19. Qd4 Nf3+ 20. Bxf3 exf3 21. Rad1 Rf8 22. Qe5 Re8 23. Rd6 Bxa2 24. Qxe7 Rxe7 25. Rd8+ Bg8 26. Rfd1 g5 27. Nd3 Rhe6 28. Ne1 g4 29. Rf8 Rf7 30. Rfd8 Kg7 31. h3 Re5 32. Kh2 Rxc5 33. hxg4 fxg4 34. Nd3 Rh5+ 35. Kg1 Re7 36. Nf4 Rb5 37. R8d7 Kf7 38. R7d4 Rxb2 39. Nh5 b5 40. Rxg4 a5 41. Rf4+ Kg6 42. g4 Bd5 43. Rf8 a4 44. Nf4+ Kg7 45. Rf5 Bc4 46. Rd6 Be2 47. Rxc6 a3 48. Rcc5 a2 *", + "Moves": "f4h5 g7g8 c5c8 e7e8 c8e8", + "MovesSAN": "Nh5+ Kg8 Rc8+ Re8 Rxe8#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "3r4/ppp2rkp/2n3p1/2q5/4P3/1NP4Q/PP3RPP/5RK1 b - - 3 20", + "PGN": "1. d4 d6 2. e4 g6 3. f4 Bg7 4. Nf3 Bg4 5. c3 e5 6. dxe5 Bxf3 7. Qxf3 dxe5 8. Bc4 Nc6 9. O-O Nge7 10. fxe5 O-O 11. Bxf7+ Kh8 12. e6 Ne5 13. Qh3 Nxf7 14. exf7 Nc6 15. Bh6 Qe7 16. Bxg7+ Kxg7 17. Nd2 Rad8 18. Rf2 Rxf7 19. Raf1 Qc5 20. Nb3 *", + "Moves": "c5f2 f1f2 d8d1 f2f1 d1f1", + "MovesSAN": "Qxf2+ Rxf2 Rd1+ Rf1 Rdxf1#", + "Themes": "kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r5k1/p1R2rpp/1p2p3/q2p4/1Q1PpP2/4P1P1/1P3KP1/2R5 w - - 4 23", + "PGN": "1. d4 d5 2. Bf4 Nc6 3. e3 Bf5 4. c3 Nf6 5. Nd2 e6 6. Ngf3 Bd6 7. Bg3 O-O 8. Ne5 Bxe5 9. dxe5 Ne4 10. f4 Nxg3 11. hxg3 Qe7 12. Nf3 Qc5 13. Kf2 f6 14. Bd3 fxe5 15. Bxf5 Rxf5 16. Qd2 e4 17. Nd4 Nxd4 18. cxd4 Qc4 19. Rac1 Qxa2 20. Rxc7 b6 21. Qb4 Rf7 22. Rhc1 Qa5 *", + "Moves": "c7c8 a8c8 c1c8 f7f8 b4f8", + "MovesSAN": "Rc8+ Rxc8 Rxc8+ Rf8 Qxf8#", + "Themes": "endgame kingsideAttack long mate mateIn3" + }, + { + "FEN": "rn2qrk1/2p1p3/p2p4/1p1P2PQ/3P2P1/8/PPb2P2/2R1K2R w K - 1 25", + "PGN": "1. e4 d6 2. Nf3 Nf6 3. Nc3 g6 4. Bc4 Bg7 5. d4 Nc6 6. h3 O-O 7. Be3 a6 8. Qd2 b5 9. Bd5 Nxd5 10. exd5 Nb8 11. Ne4 Bf5 12. Ng3 Bd7 13. h4 h5 14. Bh6 Bg4 15. Nh2 Bc8 16. Bxg7 Kxg7 17. Nxh5+ gxh5 18. Qg5+ Kh8 19. Qxh5+ Kg8 20. Nf3 f6 21. Ng5 Bf5 22. g4 Bxc2 23. Rc1 fxg5 24. hxg5 Qe8 *", + "Moves": "h5h8 g8f7 h1h7 c2h7 h8h7", + "MovesSAN": "Qh8+ Kf7 Rh7+ Bxh7 Qxh7#", + "Themes": "exposedKing kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "8/6Q1/p2k4/2p2r2/2B5/5n2/P1n2BR1/7K b - - 8 47", + "PGN": "1. c4 Nf6 2. g3 g6 3. Bg2 Bg7 4. e4 O-O 5. Nc3 d6 6. Nge2 c5 7. O-O Nc6 8. h3 a6 9. Rb1 Rb8 10. f4 Ne8 11. Nd5 b5 12. d3 Nc7 13. Be3 bxc4 14. dxc4 Rxb2 15. Rxb2 Bxb2 16. Nb6 Ne6 17. Nxc8 Qxc8 18. Qd2 Bg7 19. Rb1 Ned4 20. Nc3 e6 21. Rb6 Nb4 22. Rxd6 Qc7 23. e5 Nbc2 24. Bf2 f6 25. Ne4 fxe5 26. fxe5 Bxe5 27. Rxe6 Bxg3 28. Nxg3 Qf7 29. Re4 Kh8 30. h4 Qxc4 31. h5 Qf7 32. Qh6 Qg7 33. Qg5 Qf6 34. Qd2 Kg8 35. Rg4 Qe6 36. Rg5 Qf6 37. Bd5+ Kg7 38. hxg6 hxg6 39. Nh5+ Kh8 40. Nxf6 Rxf6 41. Rg2 Kg7 42. Qg5 Rf5 43. Qxg6+ Kf8 44. Qg8+ Ke7 45. Qg7+ Kd6 46. Bc4 Nf3+ 47. Kh1 *", + "Moves": "f5h5 f2h4 h5h4 g2h2 h4h2", + "MovesSAN": "Rh5+ Bh4 Rxh4+ Rh2 Rxh2#", + "Themes": "arabianMate exposedKing fork long mate mateIn3 middlegame" + }, + { + "FEN": "6k1/p4p1p/6pP/2p5/3p1N2/4qQ2/Pr4PK/8 w - - 2 34", + "PGN": "1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. Qc2 Nc6 5. d4 cxd4 6. cxd4 g6 7. Bb5 Bd7 8. O-O Bg7 9. Bxc6 bxc6 10. e5 Nd5 11. exd6 exd6 12. Re1+ Be6 13. Ng5 Qd7 14. Qe2 Nc7 15. Nc3 O-O 16. Nxe6 Nxe6 17. Be3 d5 18. Qd2 Rfe8 19. Bh6 Bh8 20. h4 Bxd4 21. Rxe6 Bxf2+ 22. Qxf2 Qxe6 23. h5 Rab8 24. Bd2 Rxb2 25. Qd4 c5 26. Qd3 d4 27. Re1 Qc8 28. Rxe8+ Qxe8 29. Nd5 Qe6 30. Nf4 Qg4 31. h6 Qd1+ 32. Kh2 Qxd2 33. Qf3 Qe3 *", + "Moves": "f3a8 b2b8 a8b8 e3e8 b8e8", + "MovesSAN": "Qa8+ Rb8 Qxb8+ Qe8 Qxe8#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "r4rk1/pB3p1p/1p3qp1/8/3p1b2/1PP5/PB2RPP1/3QR2K b - - 0 23", + "PGN": "1. d4 Nf6 2. Nf3 e6 3. e3 Be7 4. Bd3 O-O 5. Nbd2 b6 6. O-O Bb7 7. c3 c5 8. Re1 Nc6 9. b3 d6 10. Bb2 cxd4 11. exd4 Qc7 12. Ne4 d5 13. Nxf6+ Bxf6 14. Bc2 g6 15. Rc1 e5 16. dxe5 Nxe5 17. Nxe5 Bxe5 18. Bb1 Bxh2+ 19. Kh1 Bf4 20. Rc2 Qc6 21. Rce2 d4 22. Be4 Qf6 23. Bxb7 *", + "Moves": "f6h4 h1g1 h4h2 g1f1 h2h1", + "MovesSAN": "Qh4+ Kg1 Qh2+ Kf1 Qh1#", + "Themes": "kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "4r1k1/pp3ppp/1q1p4/3nr3/5Qb1/1B6/PPP3PP/R4R1K w - - 0 21", + "PGN": "1. e4 e5 2. f4 exf4 3. Nf3 Bc5 4. d4 Bb6 5. Bxf4 c5 6. Be3 cxd4 7. Bxd4 Bxd4 8. Qxd4 Nf6 9. Bc4 O-O 10. O-O Nc6 11. Qc3 Re8 12. e5 Ne4 13. Qa3 Nxe5 14. Nxe5 Rxe5 15. Qf3 Qb6+ 16. Kh1 Nf6 17. Bb3 d6 18. Nc3 Bg4 19. Qf4 Rae8 20. Nd5 Nxd5 *", + "Moves": "f4f7 g8h8 f7f8 e8f8 f1f8", + "MovesSAN": "Qxf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "8/1p5p/3Q2pk/p5p1/1P6/q4P2/6PP/5K2 w - - 0 42", + "PGN": "1. e4 c5 2. Nf3 g6 3. d4 Bg7 4. dxc5 Nf6 5. Bd3 Qa5+ 6. Nc3 Qxc5 7. O-O O-O 8. Re1 d6 9. e5 Nd5 10. Nxd5 Qxd5 11. c4 Qc6 12. Nd4 Qc5 13. Be3 Qxe5 14. Qc2 Qh5 15. Nb5 Nc6 16. Nc7 Rb8 17. a3 Qg4 18. f3 Qd7 19. Nd5 e6 20. Nc3 Ne5 21. Rad1 Nxd3 22. Qxd3 Rd8 23. b4 Ra8 24. Ne4 d5 25. Bh6 Qe7 26. Bxg7 Kxg7 27. cxd5 Rxd5 28. Qc3+ f6 29. Rxd5 exd5 30. Ng5 Qd6 31. Re8 d4 32. Qc4 fxg5 33. Qg8+ Kh6 34. Rxc8 Rxc8 35. Qxc8 d3 36. Qc1 d2 37. Qd1 Qd4+ 38. Kf1 Qe3 39. Qe2 d1=Q+ 40. Qxd1 Qxa3 41. Qd6 a5 *", + "Moves": "d6f8 h6h5 g2g4 h5h4 f8h6", + "MovesSAN": "Qf8+ Kh5 g4+ Kh4 Qh6#", + "Themes": "endgame long mate mateIn3 queenEndgame" + }, + { + "FEN": "r2q2k1/pp6/3p3Q/2pNnB1N/2Pb4/3P2p1/PP6/4R2K b - - 0 24", + "PGN": "1. e4 c5 2. c4 Nc6 3. g3 g6 4. Bg2 Bg7 5. Ne2 d6 6. Nbc3 f5 7. d3 Nf6 8. O-O O-O 9. Bf4 e5 10. Bg5 h6 11. Bxf6 Bxf6 12. Nd5 Bg7 13. Qd2 Be6 14. exf5 Bxf5 15. f4 exf4 16. Nexf4 Kh7 17. Rae1 Bd4+ 18. Kh1 Ne5 19. h4 g5 20. Nh5 gxh4 21. Rxf5 Rxf5 22. Be4 Kg8 23. Bxf5 hxg3 24. Qxh6 *", + "Moves": "d8h4 h1g2 h4h2 g2f1 h2f2", + "MovesSAN": "Qh4+ Kg2 Qh2+ Kf1 Qf2#", + "Themes": "exposedKing kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "4r1k1/p1ppqp2/2p5/8/5Q2/8/P1P2PPP/R4K2 b - - 4 25", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nc3 Nc6 4. d4 exd4 5. Nxd4 Bb4 6. Nxc6 Bxc3+ 7. bxc3 bxc6 8. Qe2 O-O 9. Bg5 h6 10. Bh4 g5 11. Bg3 Re8 12. Qf3 Rxe4+ 13. Be2 Ba6 14. O-O Bxe2 15. Qf5 Rf4 16. Bxf4 gxf4 17. Rfe1 Nd5 18. Rxe2 Nxc3 19. Qe5 Nxe2+ 20. Qxe2 Qe8 21. Qg4+ Kf8 22. Qxf4 Qe7 23. Qxh6+ Kg8 24. Kf1 Re8 25. Qf4 *", + "Moves": "e7e2 f1g1 e2e1 a1e1 e8e1", + "MovesSAN": "Qe2+ Kg1 Qe1+ Rxe1 Rxe1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "4Qb1k/p6p/bp1pN1p1/5pq1/8/2N2P2/PP3BPP/6K1 b - - 2 27", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. d4 Qd8 4. c4 Nf6 5. Nc3 g6 6. f3 Bg7 7. Bd3 O-O 8. Nge2 Nc6 9. Be3 e6 10. O-O Nd7 11. d5 exd5 12. cxd5 Nce5 13. Be4 f5 14. Bc2 Nc4 15. Bf2 Qg5 16. Bb3 Ndb6 17. d6 cxd6 18. Bxc4+ Nxc4 19. Qd5+ Kh8 20. Qxc4 Re8 21. Nd4 b6 22. Rfe1 Bb7 23. Qf7 Rxe1+ 24. Rxe1 Ba6 25. Re8+ Rxe8 26. Qxe8+ Bf8 27. Ne6 *", + "Moves": "g5c1 c3d1 c1d1 f2e1 d1e1", + "MovesSAN": "Qc1+ Nd1 Qxd1+ Be1 Qxe1#", + "Themes": "kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "8/8/6p1/4p1kp/2B1Ppn1/R1P1b2K/1P4P1/8 b - - 4 47", + "PGN": "1. e4 c5 2. Nf3 d6 3. c3 a6 4. Be2 g6 5. O-O Bg7 6. d3 Nc6 7. Be3 Qc7 8. Re1 Bd7 9. Nbd2 h5 10. Nf1 Nh6 11. Rc1 b5 12. d4 c4 13. Qd2 Ng4 14. Bf4 e5 15. Bg3 Bh6 16. Ne3 O-O 17. h3 Nxe3 18. fxe3 f5 19. dxe5 dxe5 20. Nh4 Kh7 21. Rcd1 Rad8 22. Qd6 Bxe3+ 23. Kh1 Qxd6 24. Rxd6 Rg8 25. Red1 Rg7 26. Be1 f4 27. Nf3 Re7 28. Bh4 Re6 29. Bxd8 Rxd6 30. Rxd6 Be8 31. Re6 Bd7 32. Rd6 Be8 33. Bf6 Nb8 34. Ng5+ Kh6 35. Rd8 Nd7 36. Rxe8 Nxf6 37. Rh8+ Kxg5 38. Rf8 Nh7 39. h4+ Kxh4 40. Rg8 Kg5 41. a4 Nf6 42. Ra8 bxa4 43. Rxa6 a3 44. Rxa3 Ng4 45. Bxc4 Nf2+ 46. Kh2 Ng4+ 47. Kh3 *", + "Moves": "e3g1 g2g3 f4f3 b2b3 g4f2", + "MovesSAN": "Bg1 g3 f3 b3 Nf2#", + "Themes": "endgame long mate mateIn3 quietMove" + }, + { + "FEN": "8/Q6p/4p1pk/3bN1q1/2pP4/7P/PP3K2/1R3R2 b - - 1 35", + "PGN": "1. d4 d5 2. c4 g6 3. Nc3 dxc4 4. e4 Nc6 5. Be3 b5 6. Nxb5 a6 7. Nc3 Nf6 8. Bxc4 Na5 9. Qa4+ c6 10. Bd3 Bd7 11. Qc2 Bg7 12. Nf3 Qc7 13. O-O O-O 14. h3 e6 15. Qd2 Rab8 16. Bh6 Ne8 17. e5 c5 18. Ne4 c4 19. Bxg7 Kxg7 20. Be2 Bc6 21. Nc5 Bd5 22. Nxa6 Qb6 23. Nxb8 Qxb8 24. Qxa5 f6 25. exf6+ Rxf6 26. Ne5 Rf5 27. f4 Nf6 28. Rab1 Ne4 29. Bg4 Qf8 30. Qa7+ Kh6 31. Bxf5 Qxf5 32. g4 Qf6 33. g5+ Nxg5 34. fxg5+ Qxg5+ 35. Kf2 *", + "Moves": "g5d2 f2g3 d2g2 g3h4 g6g5", + "MovesSAN": "Qd2+ Kg3 Qg2+ Kh4 g5#", + "Themes": "endgame exposedKing long mate mateIn3" + }, + { + "FEN": "4r2k/1p4pp/p4q2/2Q2n2/3P4/1PP5/P5PP/4N1RK b - - 3 27", + "PGN": "1. e3 c6 2. e4 d5 3. e5 c5 4. Nf3 Nc6 5. c3 Bg4 6. d4 e6 7. Be2 Qb6 8. b3 Nge7 9. Be3 Nf5 10. O-O Nxe3 11. fxe3 Be7 12. Nfd2 Bxe2 13. Qxe2 O-O 14. Kh1 f6 15. exf6 Rxf6 16. Rxf6 Bxf6 17. Na3 a6 18. Nc2 e5 19. Qg4 e4 20. Qe6+ Kh8 21. Qxd5 cxd4 22. exd4 Re8 23. Nxe4 Ne7 24. Qc5 Qe6 25. Nxf6 Qxf6 26. Rg1 Nf5 27. Ne1 *", + "Moves": "f5g3 h2g3 f6h6 c5h5 h6h5", + "MovesSAN": "Ng3+ hxg3 Qh6+ Qh5 Qxh5#", + "Themes": "endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "5r1k/p7/1p4RK/2p5/2P5/5rb1/P7/7R w - - 0 41", + "PGN": "1. Nf3 d5 2. d4 Nf6 3. g3 e6 4. Bg2 Be7 5. O-O O-O 6. Bf4 Nbd7 7. c3 c5 8. Nbd2 b6 9. Re1 Bb7 10. Ne5 Nxe5 11. dxe5 Nd7 12. e4 g5 13. Be3 Nxe5 14. exd5 Nd3 15. Rf1 Bxd5 16. Ne4 Nxb2 17. Qd2 Nc4 18. Qc1 Nxe3 19. Qxe3 f5 20. Nd2 Bxg2 21. Kxg2 Qd5+ 22. f3 f4 23. Qe2 fxg3 24. hxg3 g4 25. c4 gxf3+ 26. Nxf3 Qc6 27. Rae1 Rae8 28. Qxe6+ Qxe6 29. Rxe6 Bd8 30. Rd6 Re2+ 31. Kh3 Re3 32. Kg4 Bc7 33. Rd7 Re4+ 34. Kg5 Bxg3 35. Kh6 Ref4 36. Rg7+ Kh8 37. Rxh7+ Kg8 38. Rg7+ Kh8 39. Rh1 R4f6+ 40. Rg6 Rxf3 *", + "Moves": "h6g5 g3h2 h1h2 f3h3 h2h3", + "MovesSAN": "Kg5+ Bh2 Rxh2+ Rh3 Rxh3#", + "Themes": "discoveredAttack endgame exposedKing long mate mateIn3" + }, + { + "FEN": "2r2r1k/p5pp/5p2/3Q1P2/qp6/4R2P/PPP5/1K1RB3 b - - 0 31", + "PGN": "1. e4 e5 2. f4 d5 3. exd5 e4 4. d3 Qxd5 5. Nc3 Bb4 6. Bd2 Bxc3 7. Bxc3 Nf6 8. dxe4 Qxe4+ 9. Qe2 Nbd7 10. Nf3 O-O 11. O-O-O Qxf4+ 12. Kb1 Nb6 13. Rd4 Qf5 14. Nh4 Qh5 15. Qd2 Bf5 16. Be2 Bg4 17. Bxg4 Nxg4 18. Nf3 Nh6 19. h3 c5 20. Rd3 Nc4 21. Qf4 b5 22. g4 Qg6 23. Nh4 Qa6 24. Qg5 f6 25. Qxc5 Rac8 26. Qd5+ Kh8 27. Rhd1 Qa4 28. Nf5 Nxf5 29. gxf5 b4 30. Be1 Ne3 31. Rxe3 *", + "Moves": "a4c2 b1a1 c2c1 d1c1 c8c1", + "MovesSAN": "Qxc2+ Ka1 Qc1+ Rxc1 Rxc1#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "4Q3/8/8/8/8/6pp/2N2k2/7K b - - 1 78", + "PGN": "1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nf3 Bf5 5. Bd3 Bxd3 6. Qxd3 Nf6 7. O-O Be7 8. Nc3 c6 9. Re1 O-O 10. Ng5 h6 11. Nf3 Nbd7 12. Ne5 Nxe5 13. dxe5 Nd7 14. Qg3 Kh7 15. Qd3+ Kh8 16. Qg3 Bh4 17. Qf3 f6 18. e6 Ne5 19. Qh3 Bg5 20. Bxg5 fxg5 21. Rxe5 Qf6 22. Qe3 Rae8 23. Re1 Re7 24. Na4 b6 25. f3 Rd8 26. c3 c5 27. b3 d4 28. cxd4 cxd4 29. Qd3 Rd6 30. Nb2 Rexe6 31. Rxe6 Rxe6 32. Rxe6 Qxe6 33. Qe4 Qc8 34. Nd3 Qc3 35. Qe2 a5 36. h3 b5 37. Qe8+ Kh7 38. Qe4+ Kh8 39. Qe2 a4 40. bxa4 bxa4 41. Qe8+ Kh7 42. Qe4+ Kh8 43. Qe2 a3 44. Kh2 Qc7+ 45. g3 Qc3 46. Ne5 Qb2 47. Qg2 Kg8 48. Nd3 Qc3 49. Qe2 Qc4 50. Kg2 Qc8 51. Kh2 Qc3 52. Kg2 Qc8 53. Kf2 Qxh3 54. Qe8+ Kh7 55. Qe4+ Kg8 56. Qxd4 Qh2+ 57. Ke3 Qxg3 58. Qd5+ Kh7 59. Qd8 Qg1+ 60. Nf2 Qc1+ 61. Qd2 Qc5+ 62. Ke2 Qb5+ 63. Qd3+ Qxd3+ 64. Nxd3 Kg6 65. Nb4 Kf5 66. Nc2 h5 67. Nxa3 h4 68. Kf2 Kf4 69. Nc2 g4 70. fxg4 Kxg4 71. Kg2 g5 72. a4 Kf4 73. a5 g4 74. a6 h3+ 75. Kh1 Kg3 76. a7 Kf2 77. a8=Q g3 78. Qe8 *", + "Moves": "g3g2 h1h2 g2g1q h2h3 g1g3", + "MovesSAN": "g2+ Kh2 g1=Q+ Kxh3 Qg3#", + "Themes": "advancedPawn endgame exposedKing long mate mateIn3 promotion" + }, + { + "FEN": "r4rk1/5p2/p4Pp1/1p1P4/2pp3R/P1P1Q1P1/1P4K1/3q4 w - - 0 37", + "PGN": "1. e4 e6 2. d4 a6 3. Nf3 b5 4. a3 Bb7 5. Bd3 Nf6 6. Qe2 Be7 7. h4 d6 8. Nbd2 Nbd7 9. Nf1 c5 10. c3 e5 11. d5 c4 12. Bc2 Nc5 13. Ng3 Bc8 14. O-O Bg4 15. Qe3 Qc8 16. Nh2 Bd7 17. Nf3 h6 18. Bd2 Ng4 19. Qe1 Qd8 20. Nf5 Bxf5 21. exf5 Bxh4 22. g3 Bf6 23. Qe2 O-O 24. Kg2 e4 25. Nd4 Ne5 26. Rh1 Bg5 27. Bxg5 Qxg5 28. Bxe4 Nxe4 29. Qxe4 Qd2 30. f6 g6 31. Rxh6 Qxh6 32. Rh1 Qg5 33. f4 Qg4 34. Rh4 Qd1 35. fxe5 dxe5 36. Qe3 exd4 *", + "Moves": "h4h8 g8h8 e3h6 h8g8 h6g7", + "MovesSAN": "Rh8+ Kxh8 Qh6+ Kg8 Qg7#", + "Themes": "attraction endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "3k4/5R2/3P4/1pK5/2p5/P5p1/1P1rbpB1/8 w - - 1 50", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 d5 5. a3 Be7 6. e4 dxe4 7. fxe4 c5 8. d5 exd5 9. exd5 O-O 10. Be2 Bd6 11. Nf3 a6 12. O-O Re8 13. Bg5 h6 14. Bh4 Nbd7 15. Bd3 Qc7 16. h3 Bg3 17. Bxg3 Qxg3 18. Qd2 Ne5 19. Nxe5 Qxe5 20. Bc2 Bd7 21. Rae1 Qg3 22. Rxe8+ Rxe8 23. Qf2 Qxf2+ 24. Kxf2 b5 25. Bd3 Rb8 26. cxb5 axb5 27. Ne4 Nxe4+ 28. Bxe4 f5 29. Bf3 Kf7 30. Rc1 c4 31. Ke3 Ke7 32. Kd4 Kd6 33. Rf1 Re8 34. h4 g5 35. hxg5 hxg5 36. Rh1 g4 37. Rh6+ Kc7 38. Bd1 Re1 39. Bc2 Re2 40. Kc3 Rxg2 41. Rf6 Rf2 42. Rg6 f4 43. Be4 f3 44. Kd4 Rd2+ 45. Kc5 f2 46. Rf6 g3 47. Rf7 Kd8 48. Bg2 Bg4 49. d6 Be2 *", + "Moves": "f7f8 d8d7 g2h3 e2g4 h3g4", + "MovesSAN": "Rf8+ Kd7 Bh3+ Bg4 Bxg4#", + "Themes": "endgame exposedKing long master mate mateIn3" + }, + { + "FEN": "6k1/5p2/1p1p2p1/3P4/1P2P2r/5PRb/1r5P/3B2RK b - - 6 35", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Bd3 O-O 6. Ne2 d6 7. a3 Ba5 8. O-O e5 9. d5 Bxc3 10. Nxc3 Re8 11. e4 Nbd7 12. Bc2 Nf8 13. b4 b6 14. Rb1 Ng6 15. g3 h5 16. Bg5 h4 17. gxh4 Nf4 18. Qf3 Qd7 19. Bxf4 exf4 20. Qxf4 Re5 21. Kh1 Qh3 22. Qg3 Rh5 23. Qxh3 Bxh3 24. Rg1 cxb4 25. axb4 Rxh4 26. f3 Nd7 27. Nb5 Ne5 28. Rg3 Nxc4 29. Rbg1 g6 30. Bb3 a6 31. Bxc4 axb5 32. Bxb5 Ra2 33. Bc4 Rc2 34. Bb3 Rb2 35. Bd1 *", + "Moves": "b2h2 h1h2 h3f1 g3h3 h4h3", + "MovesSAN": "Rxh2+ Kxh2 Bf1+ Rh3 Rxh3#", + "Themes": "discoveredAttack endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "5r1k/7p/p3Rp1P/1ppr2p1/5pq1/2Q5/PPP5/2KR4 w - - 0 29", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Be3 Bg7 6. Bc4 e6 7. Nc3 Nf6 8. f3 O-O 9. Qd2 a6 10. Bb3 b5 11. Nxc6 dxc6 12. O-O-O Qe7 13. Bh6 Bb7 14. Bxg7 Kxg7 15. h4 Nh5 16. g4 Rad8 17. Qg2 Nf4 18. Qh2 e5 19. h5 g5 20. h6+ Kh8 21. Ne2 c5 22. Nxf4 exf4 23. Bd5 Bxd5 24. exd5 Qe3+ 25. Qd2 Qxf3 26. Rhe1 Qxg4 27. Qc3+ f6 28. Re6 Rxd5 *", + "Moves": "c3f6 f8f6 e6e8 f6f8 e8f8", + "MovesSAN": "Qxf6+ Rxf6 Re8+ Rf8 Rxf8#", + "Themes": "endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "3r1k2/6pp/Q4b2/5R2/1P2P3/8/P5PP/2rB3K b - - 0 31", + "PGN": "1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 Bf5 5. Bf4 Nbd7 6. cxd5 cxd5 7. e3 e6 8. Nb5 Bb4+ 9. Nd2 Ba5 10. b4 Bb6 11. Be2 a6 12. Nd6+ Kf8 13. Nxb7 Qc8 14. Nd6 Qc6 15. Rc1 Qxc1 16. Qxc1 Ne4 17. Nxf5 exf5 18. O-O Nxd2 19. Qxd2 Nf6 20. Be5 Ne4 21. Qc2 f6 22. f3 fxe5 23. fxe4 exd4 24. Rxf5+ Ke7 25. exd4 Bxd4+ 26. Kh1 Rac8 27. Qd3 Rc1+ 28. Bd1 Bf6 29. Qxd5 Rd8 30. Qb7+ Kf8 31. Qxa6 *", + "Moves": "d8d1 f5f1 d1f1 a6f1 c1f1", + "MovesSAN": "Rdxd1+ Rf1 Rxf1+ Qxf1 Rxf1#", + "Themes": "backRankMate endgame hangingPiece long mate mateIn3" + }, + { + "FEN": "5rk1/pQ4pp/2p5/2q5/8/8/PP3RPP/3R2K1 b - - 0 23", + "PGN": "1. e4 e5 2. Bc4 Nc6 3. Nf3 Qf6 4. O-O Na5 5. Qe2 Nxc4 6. Qxc4 c6 7. d4 exd4 8. e5 Qe6 9. Qxd4 Be7 10. c4 Nh6 11. Bxh6 Qxh6 12. Nc3 O-O 13. c5 Qg6 14. Ne4 f6 15. exf6 Bxf6 16. Nxf6+ Rxf6 17. Ne5 Qg5 18. Nxd7 Bxd7 19. Qxd7 Rb8 20. Rad1 Qxc5 21. Qc7 Rbf8 22. Qxb7 Rxf2 23. Rxf2 *", + "Moves": "c5f2 g1h1 f2f1 d1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "5r2/p6k/1pPp1qp1/3B3p/1P1N4/3Q4/P1P3PP/4R1K1 b - - 0 31", + "PGN": "1. e4 e6 2. d4 d6 3. f4 Nd7 4. Nf3 Ne7 5. f5 exf5 6. exf5 Nxf5 7. Bc4 h6 8. O-O Be7 9. Nc3 Ne3 10. Bxe3 b6 11. Ne1 Bb7 12. Bxf7+ Kf8 13. Bd5+ Ke8 14. Bxb7 Rb8 15. Bd5 Nf6 16. Bc6+ Kf8 17. Nd5 Kg8 18. Nxf6+ Bxf6 19. Bd5+ Kh7 20. Qd3+ g6 21. Nf3 Rf8 22. Be4 Rg8 23. d5 c5 24. dxc6 Qe7 25. Bd5 Rgf8 26. b4 Rbe8 27. Rae1 h5 28. Bg5 Qd8 29. Bxf6 Qxf6 30. Nd4 Rxe1 31. Rxe1 *", + "Moves": "f6f2 g1h1 f2e1 d3f1 f8f1", + "MovesSAN": "Qf2+ Kh1 Qxe1+ Qf1 Rxf1#", + "Themes": "backRankMate endgame fork long mate mateIn3" + }, + { + "FEN": "6k1/5ppp/4p3/8/7P/8/R4KP1/1rr5 w - - 1 43", + "PGN": "1. d4 Nf6 2. Nc3 c5 3. Bf4 e6 4. dxc5 Bxc5 5. Nb5 Na6 6. Nf3 O-O 7. h4 Qa5+ 8. Bd2 Qxb5 9. e4 Qxb2 10. Rb1 Qxa2 11. Ra1 Qb2 12. Rb1 Qa3 13. Ra1 Qb2 14. Rb1 Qa3 15. Ra1 Bxf2+ 16. Kxf2 Qc5+ 17. Ke1 d5 18. Be3 Qe7 19. exd5 Nxd5 20. c4 Nxe3 21. Qe2 Nxf1 22. Qxf1 Qb4+ 23. Kf2 Nc5 24. Rb1 Qa5 25. Ra1 Qb6 26. Rb1 Qc6 27. Ne5 Qe4 28. Re1 Nd3+ 29. Nxd3 Qxc4 30. Ne5 Qf4+ 31. Kg1 Qxf1+ 32. Rxf1 a5 33. Nc4 a4 34. Nb6 Ra6 35. Nxc8 Rxc8 36. Ra1 a3 37. Rh3 a2 38. Rb3 Rac6 39. Rxb7 Rc1+ 40. Kf2 Rxa1 41. Ra7 Rb1 42. Rxa2 Rcc1 *", + "Moves": "a2a8 b1b8 a8b8 c1c8 b8c8", + "MovesSAN": "Ra8+ Rb8 Rxb8+ Rc8 Rxc8#", + "Themes": "backRankMate endgame long mate mateIn3 rookEndgame" + }, + { + "FEN": "1R6/4qk1p/2b3p1/2N1P3/8/2pPQ3/r5P1/4K3 w - - 2 29", + "PGN": "1. e4 c5 2. Bc4 Nc6 3. Nf3 d6 4. d3 g6 5. Be3 Bg7 6. Nc3 a6 7. Qd2 b5 8. Bd5 Bb7 9. h4 e6 10. Bxc6+ Bxc6 11. h5 b4 12. Ne2 Bxb2 13. Rb1 Bf6 14. hxg6 fxg6 15. Bg5 Bxg5 16. Nxg5 Qe7 17. f4 Nf6 18. c3 a5 19. cxb4 axb4 20. e5 dxe5 21. fxe5 Nd5 22. Rf1 Nc3 23. Nxc3 bxc3 24. Qe3 Rf8 25. Rxf8+ Qxf8 26. Nxe6 Qe7 27. Nxc5 Rxa2 28. Rb8+ Kf7 *", + "Moves": "e3f4 f7g7 c5e6 e7e6 f4f8", + "MovesSAN": "Qf4+ Kg7 Ne6+ Qxe6 Qf8#", + "Themes": "endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "3r1rk1/5qpp/p1n1p3/4N1Q1/2p1P3/2P5/PP3PPP/3R1RK1 b - - 0 20", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. Nc3 e5 4. Bc4 Nf6 5. d3 a6 6. Ng5 d5 7. Nxd5 Be6 8. Nxf6+ Qxf6 9. Bxe6 fxe6 10. Nf3 Be7 11. O-O O-O 12. c3 b5 13. Bg5 Qf7 14. Bxe7 Qxe7 15. Qd2 Rad8 16. Qe3 Qf6 17. Rad1 c4 18. dxc4 bxc4 19. Qg5 Qf7 20. Nxe5 *", + "Moves": "f7f2 f1f2 d8d1 f2f1 d1f1", + "MovesSAN": "Qxf2+ Rxf2 Rxd1+ Rf1 Rdxf1#", + "Themes": "deflection kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "4R3/p4Q1p/1k1q4/2n5/1P4P1/8/P1P3PP/7K b - - 0 32", + "PGN": "1. e4 d5 2. Nf3 c6 3. exd5 Nf6 4. dxc6 Nxc6 5. Bb5 Qb6 6. Nc3 Bg4 7. d4 O-O-O 8. Bxc6 bxc6 9. O-O Rxd4 10. Qe2 Bxf3 11. Qe3 Bd5 12. Qh3+ Be6 13. Qg3 Rg4 14. Qf3 Bd5 15. Nxd5 cxd5 16. Be3 Qe6 17. Rfe1 Qe4 18. Qh3 Qg6 19. f3 d4 20. Bxd4 e5 21. Bxe5 Bc5+ 22. Kh1 Nd7 23. fxg4 Re8 24. Qc3 Qc6 25. Bd4 Rxe1+ 26. Rxe1 Kb7 27. Bxc5 Nxc5 28. Re7+ Kc8 29. Qxg7 Qd6 30. Re8+ Kb7 31. Qxf7+ Kb6 32. b4 *", + "Moves": "d6d1 e8e1 d1e1 f7f1 e1f1", + "MovesSAN": "Qd1+ Re1 Qxe1+ Qf1 Qxf1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "r4rk1/1b4b1/pp1pR2p/2pP4/P1PN2Q1/8/1q3PPP/1B2R1K1 b - - 0 24", + "PGN": "1. e4 g6 2. d4 Bg7 3. Nf3 d6 4. c4 a6 5. a4 e6 6. Bd3 b6 7. O-O Bb7 8. Nc3 Ne7 9. Re1 Nd7 10. Be3 h6 11. Rc1 c5 12. d5 e5 13. Qd2 f5 14. exf5 gxf5 15. Bb1 f4 16. Bxf4 exf4 17. Qxf4 Nf6 18. Qg3 O-O 19. Ne4 Nxe4 20. Rxe4 Nf5 21. Qg4 Qf6 22. Re6 Qxb2 23. Rce1 Nd4 24. Nxd4 *", + "Moves": "b2f2 g1h1 f2f1 e1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "8/r4ppk/6p1/p1rpP3/R7/8/P4PPP/1R4K1 w - - 0 34", + "PGN": "1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nf6 5. Nf3 Bg4 6. Bf4 a6 7. c3 e6 8. Nbd2 Be7 9. Qc2 Bh5 10. Ne5 Nbd7 11. O-O Nxe5 12. Bxe5 Bg6 13. Bxg6 hxg6 14. c4 Rc8 15. c5 O-O 16. Rae1 Nd7 17. Qd3 Bf6 18. Bd6 Be7 19. Be5 Bf6 20. Nf3 Bxe5 21. Nxe5 Nxe5 22. Rxe5 b6 23. b4 bxc5 24. bxc5 a5 25. Rc1 Rc6 26. Qb5 Qc7 27. Rb1 Rc8 28. Re3 Kh7 29. Ra3 Ra8 30. Ra4 e5 31. Qb7 Ra7 32. Qxc7 Rcxc7 33. dxe5 Rxc5 *", + "Moves": "a4h4 h7g8 b1b8 c5c8 b8c8", + "MovesSAN": "Rh4+ Kg8 Rb8+ Rc8 Rxc8#", + "Themes": "endgame long mate mateIn3 rookEndgame" + }, + { + "FEN": "r4k1r/ppp2ppp/6q1/3P1b2/2B5/8/PP2QPPP/4R1K1 w - - 4 18", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Qf6 5. d4 exd4 6. O-O dxc3 7. Nxc3 Nge7 8. Bg5 Qg6 9. Nd5 Nxd5 10. exd5 Ne5 11. Re1 d6 12. Nxe5 dxe5 13. Rxe5+ Kf8 14. Be7+ Bxe7 15. Rxe7 Kxe7 16. Qe2+ Kf8 17. Re1 Bf5 *", + "Moves": "e2e7 f8g8 e7e8 a8e8 e1e8", + "MovesSAN": "Qe7+ Kg8 Qe8+ Rxe8 Rxe8#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "5rk1/3Q1ppp/1P2p3/8/r1q5/2b2R2/7P/2KR4 w - - 0 27", + "PGN": "1. e4 c5 2. f4 e6 3. Nf3 Nc6 4. e5 b6 5. c3 Bb7 6. d4 Nge7 7. Be3 Nd5 8. Qd3 Nce7 9. dxc5 Nf5 10. Bf2 Nxf4 11. Qd2 Nd5 12. g4 Nh6 13. c4 Nc7 14. cxb6 axb6 15. b4 Bxf3 16. Rg1 Nxg4 17. Bxb6 Nxe5 18. c5 Nc4 19. Bxc4 Qh4+ 20. Rg3 Qxc4 21. Rxf3 Nd5 22. a4 Nxb6 23. cxb6 Bxb4 24. Nc3 O-O 25. O-O-O Rxa4 26. Qxd7 Bxc3 *", + "Moves": "d7f7 f8f7 d1d8 f7f8 f3f8", + "MovesSAN": "Qxf7+ Rxf7 Rd8+ Rf8 Rfxf8#", + "Themes": "clearance long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "8/4r2k/p1pq3p/5r1b/1PB1p3/P1Q1P1PP/1B6/6K1 w - - 0 38", + "PGN": "1. g3 e5 2. Bg2 Nf6 3. e3 Bc5 4. Ne2 Nc6 5. O-O d6 6. a3 a6 7. Nbc3 O-O 8. Ne4 Bb6 9. Nxf6+ Qxf6 10. c3 Bf5 11. f4 Be6 12. Be4 Bh3 13. Rf2 Qe6 14. Qc2 h6 15. d4 d5 16. Bg2 Bf5 17. Qd2 e4 18. b4 Ne7 19. Bb2 c6 20. Rc1 Bg4 21. Qc2 Ng6 22. Rcf1 Qf5 23. c4 Bc7 24. cxd5 Qxd5 25. f5 Ne7 26. f6 Ng6 27. fxg7 Kxg7 28. Nf4 Nxf4 29. Rxf4 Bxf4 30. Rxf4 f5 31. h3 Bh5 32. Bf1 Rae8 33. Bc4 Qd6 34. d5+ Kh7 35. dxc6 bxc6 36. Qc3 Re7 37. Rxf5 Rxf5 *", + "Moves": "c3h8 h7g6 h8g8 e7g7 g8g7", + "MovesSAN": "Qh8+ Kg6 Qg8+ Rg7 Qxg7#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "2r1bR2/p3R3/1p4k1/3pP1p1/3P4/8/5K1P/3r4 w - - 2 36", + "PGN": "1. e4 e6 2. d4 d5 3. e5 c5 4. c3 cxd4 5. cxd4 Qb6 6. Nc3 Ne7 7. Nf3 Nf5 8. Be2 Nc6 9. Be3 Nxe3 10. fxe3 Qxb2 11. Rc1 Bb4 12. Qc2 Bxc3+ 13. Qxc3 Qxa2 14. Rc2 Qa5 15. O-O Qxc3 16. Rxc3 O-O 17. Bd3 Bd7 18. Ng5 h6 19. Nf3 Rfc8 20. Rb3 b6 21. Rb2 Rc7 22. Rbf2 Be8 23. g4 Nb4 24. Be2 Rac8 25. g5 hxg5 26. Nxg5 Nc2 27. Rf3 Rc3 28. Nxe6 fxe6 29. Rf8+ Kh7 30. R1f4 g5 31. R4f6 Nxe3 32. Rxe6 Rc1+ 33. Kf2 Nd1+ 34. Bxd1 Rxd1 35. Re7+ Kg6 *", + "Moves": "f8f6 g6h5 e7h7 h5g4 h2h3", + "MovesSAN": "Rf6+ Kh5 Rh7+ Kg4 h3#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "r4rk1/p6p/4R1pQ/8/3q4/8/PP3PPP/R5K1 b - - 0 24", + "PGN": "1. d4 d5 2. Nf3 c5 3. c4 dxc4 4. e3 cxd4 5. exd4 Bg4 6. Bxc4 Nf6 7. Bxf7+ Kxf7 8. Ne5+ Ke8 9. Nxg4 Nxg4 10. Qxg4 Nd7 11. O-O Nf6 12. Qd1 g6 13. Nc3 Bg7 14. Bg5 Kf7 15. Qb3+ e6 16. Qxb7+ Qe7 17. Qf3 Rhf8 18. Rfe1 Kg8 19. Nd5 Qd8 20. Nxf6+ Bxf6 21. Bh6 Bg7 22. Qh3 Bxh6 23. Qxh6 Qxd4 24. Rxe6 *", + "Moves": "d4f2 g1h1 f2f1 a1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "B1q2k1r/p3pPn1/8/2P5/1P6/1Q3pP1/P4P2/4R1K1 b - - 0 31", + "PGN": "1. d4 Nf6 2. c4 c6 3. Nf3 d6 4. g3 h6 5. Bg2 Nbd7 6. Nbd2 g5 7. b3 Bg7 8. Bb2 Nf8 9. Rb1 Ng6 10. O-O g4 11. Ne1 h5 12. e4 h4 13. Nd3 hxg3 14. hxg3 d5 15. e5 Nh5 16. cxd5 cxd5 17. Nc5 b6 18. e6 bxc5 19. exf7+ Kf8 20. Qc2 Qd6 21. dxc5 Qc6 22. Bxg7+ Nxg7 23. b4 Bf5 24. Qb3 Bxb1 25. Rxb1 Nf5 26. Bxd5 Qc8 27. Ne4 Ne5 28. Ng5 Ng7 29. Re1 Nf3+ 30. Nxf3 gxf3 31. Bxa8 *", + "Moves": "h8h1 g1h1 c8h3 h1g1 h3g2", + "MovesSAN": "Rh1+ Kxh1 Qh3+ Kg1 Qg2#", + "Themes": "attraction endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "8/pp5p/2p1Q1pk/4B3/6Kn/2P4P/PP3q2/4R3 b - - 8 31", + "PGN": "1. e4 c6 2. d3 d5 3. Nd2 dxe4 4. dxe4 g6 5. Ngf3 Bg7 6. g3 Bg4 7. Bg2 e6 8. h3 Bxf3 9. Qxf3 Ne7 10. O-O O-O 11. Rd1 Qc7 12. Nc4 Nd7 13. c3 Rad8 14. Bf4 Ne5 15. Nxe5 Bxe5 16. Be3 f5 17. Rxd8 Rxd8 18. Re1 Rd3 19. Qe2 Qd6 20. exf5 Nxf5 21. Bg5 Bxg3 22. fxg3 Qc5+ 23. Kh2 Rxg3 24. Qxe6+ Kg7 25. Bf6+ Kh6 26. Be5 Rxg2+ 27. Kxg2 Nh4+ 28. Kg3 Nf5+ 29. Kf3 Nh4+ 30. Kf4 Qf2+ 31. Kg4 *", + "Moves": "f2g2 e5g3 g2f3 g4h4 f3h5", + "MovesSAN": "Qg2+ Bg3 Qf3+ Kxh4 Qh5#", + "Themes": "endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "r1bq1bkr/pppnp1pp/5n2/4N3/8/2P5/PP1P1PPP/RNBQK2R w KQ - 1 8", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nf3 Qd8 4. Bc4 Nf6 5. Bxf7+ Kxf7 6. Ne5+ Kg8 7. c3 Nbd7 *", + "Moves": "d1b3 f6d5 b3d5 e7e6 d5e6", + "MovesSAN": "Qb3+ Nd5 Qxd5+ e6 Qxe6#", + "Themes": "kingsideAttack long mate mateIn3 opening" + }, + { + "FEN": "2k5/pppr2b1/3pQ1Np/8/3q4/6PK/P6P/8 w - - 0 32", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 4. Nc3 Bd7 5. Qe2 Nf6 6. O-O Qe7 7. d3 O-O-O 8. Bg5 h6 9. Nd5 Qe6 10. Bxf6 gxf6 11. Bc4 Qg4 12. g3 f5 13. Nf6 Qg6 14. Nxd7 Rxd7 15. exf5 Qxf5 16. Nh4 Qg5 17. f4 exf4 18. Rxf4 Bg7 19. Bxf7 Nd4 20. Qf1 Rf8 21. c3 Nc2 22. Rc1 Ne3 23. Qf3 Nd5 24. Bxd5 Rxf4 25. Qxf4 Qxd5 26. Qf5 Qe5 27. d4 Qe3+ 28. Kg2 Qxc1 29. Ng6 Qxb2+ 30. Kh3 Qxc3 31. Qe6 Qxd4 *", + "Moves": "e6e8 d7d8 g6e7 c8b8 e8d8", + "MovesSAN": "Qe8+ Rd8 Ne7+ Kb8 Qxd8#", + "Themes": "deflection endgame long mate mateIn3" + }, + { + "FEN": "3r2k1/b5pp/pqn2p2/8/1P4Q1/P4N2/5PPP/R1B2RK1 b - - 2 21", + "PGN": "1. e4 c5 2. Nf3 e6 3. d4 a6 4. Nc3 b5 5. dxc5 Bxc5 6. a3 Bb7 7. Be2 Nf6 8. O-O d5 9. exd5 Nxd5 10. Ne4 Ba7 11. c4 bxc4 12. Bxc4 O-O 13. Neg5 f6 14. Nxe6 Qb6 15. Nxf8 Kxf8 16. Bxd5 Bxd5 17. Qxd5 Nc6 18. Qd6+ Kf7 19. Qd7+ Kg8 20. b4 Rd8 21. Qg4 *", + "Moves": "b6f2 f1f2 d8d1 f3e1 d1e1", + "MovesSAN": "Qxf2+ Rxf2 Rd1+ Ne1 Rxe1#", + "Themes": "kingsideAttack long mate mateIn3 middlegame pin sacrifice" + }, + { + "FEN": "3r3k/p3RQbp/1p4p1/3B4/2Pq2P1/7P/P5K1/8 w - - 3 32", + "PGN": "1. e4 c6 2. d4 d5 3. Nd2 Nd7 4. c3 dxe4 5. Nxe4 Ngf6 6. Bd3 g6 7. f4 Bg7 8. Nf3 O-O 9. O-O Nxe4 10. Bxe4 Nf6 11. Bc2 Bg4 12. h3 Be6 13. g4 Qb6 14. Kg2 c5 15. dxc5 Qxc5 16. Ne5 Rad8 17. Qe2 Nd5 18. f5 Bxe5 19. fxe6 Bg7 20. exf7+ Rxf7 21. Rxf7 Kxf7 22. Bb3 Kg8 23. Bg5 Kh8 24. Rd1 Bh6 25. Bxd5 Bxg5 26. Qe6 b6 27. c4 Bf6 28. Rf1 Bg7 29. Rf7 Bxb2 30. Rxe7 Bg7 31. Qf7 Qd4 *", + "Moves": "e7e8 d8e8 f7e8 g7f8 e8f8", + "MovesSAN": "Re8+ Rxe8 Qxe8+ Bf8 Qxf8#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "2b2k1r/pp3pp1/3p4/2bN1n2/5P1p/8/PPQ3PP/R1B4K b - - 1 20", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. c3 dxc3 5. Bc4 h6 6. O-O Nf6 7. e5 Ng4 8. Nxc3 Ngxe5 9. Nxe5 Nxe5 10. Re1 Qe7 11. f4 Nxc4 12. Rxe7+ Bxe7 13. Qe2 Nd6 14. Nd5 Nf5 15. Nxc7+ Kf8 16. Nxa8 Bc5+ 17. Kh1 h5 18. Qc2 d6 19. Nc7 h4 20. Nd5 *", + "Moves": "f5g3 h2g3 h4g3 c2h7 h8h7", + "MovesSAN": "Ng3+ hxg3 hxg3+ Qh7 Rxh7#", + "Themes": "discoveredAttack kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r4nk1/1p3pp1/4pBp1/2q5/2P4R/7P/r2Q1PP1/5RK1 w - - 0 26", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. Be2 c6 5. Nf3 Bf5 6. O-O e6 7. Nd4 Bg6 8. Nb3 Qc7 9. d4 Nf6 10. Bg5 Nbd7 11. Qd2 Bd6 12. h3 O-O 13. Bd3 a5 14. Bxg6 hxg6 15. Rae1 a4 16. Nc1 Rfe8 17. Ne4 Nxe4 18. Rxe4 a3 19. bxa3 Rxa3 20. Rh4 Nf8 21. c4 c5 22. Nb3 Rea8 23. dxc5 Bxc5 24. Nxc5 Qxc5 25. Bf6 Rxa2 *", + "Moves": "h4h8 g8h8 d2h6 h8g8 h6g7", + "MovesSAN": "Rh8+ Kxh8 Qh6+ Kg8 Qxg7#", + "Themes": "attraction long mate mateIn3 middlegame pin sacrifice" + }, + { + "FEN": "4B1k1/p4p1p/4pKp1/2r2bB1/8/8/8/8 w - - 6 40", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Bc4 Bg7 6. Nxc6 bxc6 7. O-O e6 8. a3 d5 9. exd5 cxd5 10. Ba2 Ba6 11. Re1 Nf6 12. Nd2 O-O 13. Rb1 Qb6 14. b4 Rac8 15. Bb2 Qc7 16. Qf3 Ne4 17. Nxe4 dxe4 18. Qxe4 Qxc2 19. Bxg7 Qxe4 20. Bxf8 Qc2 21. Bb3 Qc3 22. Bh6 Bd3 23. Rec1 Bxb1 24. Rxc3 Rxc3 25. Bd1 Rxa3 26. h3 Ra1 27. Kh2 Be4 28. Be2 Ra2 29. Bc4 Rxf2 30. h4 Rxg2+ 31. Kh3 Rc2 32. Ba6 Bf5+ 33. Kg3 Rc3+ 34. Kf4 Rb3 35. Ke5 Rxb4 36. Kf6 Rxh4 37. Bg5 Ra4 38. Bb5 Ra5 39. Be8 Rc5 *", + "Moves": "e8f7 g8h8 g5h6 e6e5 h6g7", + "MovesSAN": "Bxf7+ Kh8 Bh6 e5 Bg7#", + "Themes": "endgame long mate mateIn3 quietMove" + }, + { + "FEN": "5rk1/ppp4p/3p1qpQ/2nPp3/4P3/2N5/PPPB2PP/R5K1 b - - 0 20", + "PGN": "1. d4 d6 2. e3 Nc6 3. Bd3 Nf6 4. Nf3 g6 5. Qe2 Bg7 6. Nc3 O-O 7. O-O Bg4 8. e4 Nd7 9. Qe3 e5 10. d5 Ne7 11. Nd2 f5 12. exf5 Nxf5 13. Bxf5 Bxf5 14. f3 Nc5 15. Nde4 Bxe4 16. fxe4 Rxf1+ 17. Kxf1 Qf6+ 18. Kg1 Rf8 19. Bd2 Bh6 20. Qxh6 *", + "Moves": "f6f2 g1h1 f2f1 a1f1 f8f1", + "MovesSAN": "Qf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "2r3k1/1b4pp/p2P1p2/4r3/p4N2/4R3/P3RPPP/6K1 b - - 0 27", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nc3 c6 4. Bc4 d5 5. exd5 cxd5 6. Bb3 Nc6 7. Ba4 a6 8. Nxe5 Qe7 9. Qe2 b5 10. Nxc6 Qxe2+ 11. Nxe2 bxa4 12. O-O Bd6 13. d4 O-O 14. Bg5 Ne4 15. Bf4 Bxf4 16. Nxf4 Bb7 17. Ne5 Rac8 18. Rac1 Rfe8 19. c4 Nd2 20. Rfe1 dxc4 21. Rcd1 c3 22. bxc3 Ne4 23. d5 Nxc3 24. Rd2 f6 25. d6 Rxe5 26. Re3 Ne2+ 27. Rdxe2 *", + "Moves": "c8c1 e2e1 c1e1 e3e1 e5e1", + "MovesSAN": "Rc1+ Re1 Rxe1+ Rxe1 Rxe1#", + "Themes": "endgame long mate mateIn3 xRayAttack" + }, + { + "FEN": "6k1/B4ppp/2R1p3/3r4/8/1P1r3n/P4PKP/2R5 b - - 0 28", + "PGN": "1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. Nf3 Bg4 5. Bb5+ Nc6 6. O-O Bxf3 7. Qxf3 Qxf3 8. gxf3 Nf6 9. Bxc6+ bxc6 10. Re1 e6 11. Na3 Be7 12. Nc4 O-O 13. d3 Rab8 14. Be3 Nd5 15. b3 Nxc3 16. Ne5 Rbc8 17. Nd7 Rfd8 18. Nxc5 Nd5 19. Nb7 Rd7 20. Nc5 Bxc5 21. Bxc5 Nf4 22. Rad1 Rxd3 23. Rc1 Rxf3 24. Re4 Nh3+ 25. Kg2 Rd3 26. Rec4 Rcd8 27. Bxa7 R8d5 28. Rxc6 *", + "Moves": "h3f4 g2f1 d3d1 c1d1 d5d1", + "MovesSAN": "Nf4+ Kf1 Rd1+ Rxd1 Rxd1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "5rk1/6pp/p7/1prN1Nb1/8/2P5/PP6/K4R2 w - - 8 34", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 Ng4 7. Qd2 Nxe3 8. Qxe3 Nc6 9. O-O-O e6 10. f3 Be7 11. g4 Bd7 12. Be2 Rc8 13. Rdg1 b5 14. g5 Qb6 15. Rd1 Ne5 16. f4 Nc4 17. Qd3 Qc7 18. h4 d5 19. exd5 Qxf4+ 20. Kb1 O-O 21. dxe6 Bxe6 22. Rdf1 Nd2+ 23. Ka1 Nxf1 24. Rxf1 Qxh4 25. Qe4 Qxe4 26. Nxe4 Bc4 27. c3 Bxe2 28. Nxe2 f5 29. gxf6 Bxf6 30. Nf4 Rc4 31. Nd6 Rc6 32. Nf5 Bg5 33. Nd5 Rc5 *", + "Moves": "f5e7 g5e7 d5e7 g8h8 f1f8", + "MovesSAN": "Nfe7+ Bxe7 Nxe7+ Kh8 Rxf8#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "2b2k1r/pp2ppbp/1n1p2p1/q7/3nP3/1P4PB/P1QN1P1P/2R1K2R w K - 3 17", + "PGN": "1. c4 Nc6 2. Nc3 Nf6 3. d4 g6 4. d5 Ne5 5. Bf4 Nxc4 6. b3 Nb6 7. Nf3 Bg7 8. Rc1 d6 9. Nb5 Nfxd5 10. e4 Nxf4 11. Nxc7+ Kf8 12. Nxa8 Nxa8 13. Qc2 Qa5+ 14. Nd2 Nb6 15. g3 Ne6 16. Bh3 Nd4 *", + "Moves": "c2c8 b6c8 c1c8 a5d8 c8d8", + "MovesSAN": "Qxc8+ Nxc8 Rxc8+ Qd8 Rxd8#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "5rk1/1p1Q2p1/p1n2q1p/8/3pR3/2P5/PP3PPP/4R1K1 b - - 0 24", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Nf3 e6 7. Bd3 Be7 8. O-O O-O 9. e5 Nd5 10. exd6 Bxd6 11. Nxd5 exd5 12. Bg5 Be7 13. Bxe7 Qxe7 14. Re1 Be6 15. Nd4 Nc6 16. Nxe6 fxe6 17. Qg4 Rae8 18. Re2 e5 19. c3 Qf6 20. Rae1 d4 21. Qh3 h6 22. Qd7 e4 23. Bxe4 Rxe4 24. Rxe4 *", + "Moves": "f6f2 g1h1 f2f1 e1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "1r4k1/1p3rpp/p3R3/8/P2P2Q1/2P5/1q4PP/4R1K1 b - - 1 23", + "PGN": "1. e4 c5 2. Bc4 e6 3. Nc3 a6 4. a4 Nc6 5. Nf3 Nf6 6. O-O Be7 7. d4 d5 8. exd5 exd5 9. Ba2 O-O 10. dxc5 Bxc5 11. Be3 Bxe3 12. fxe3 Be6 13. Nd4 Nxd4 14. exd4 Ne4 15. Nxe4 dxe4 16. Rf4 Qb6 17. Rxe4 Bf5 18. Re7 Be6 19. Bxe6 fxe6 20. c3 Rab8 21. Qg4 Rf7 22. Rxe6 Qxb2 23. Rae1 *", + "Moves": "b2f2 g1h1 f2f1 e1f1 f7f1", + "MovesSAN": "Qf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "r2q1rk1/pp3pp1/4p2p/2p1P3/5P2/2NP1Rb1/PP2Q1P1/R3B2K b - - 0 20", + "PGN": "1. f4 e6 2. e4 d5 3. e5 c5 4. Nf3 Nc6 5. c4 Nge7 6. Be2 Nf5 7. cxd5 Qxd5 8. O-O Ncd4 9. Nc3 Nxe2+ 10. Qxe2 Qd8 11. Ne4 Be7 12. Neg5 O-O 13. d3 h6 14. Ne4 Bd7 15. Kh1 Bc6 16. Nc3 Bh4 17. Bd2 Ng3+ 18. hxg3 Bxg3 19. Be1 Bxf3 20. Rxf3 *", + "Moves": "d8h4 h1g1 h4h2 g1f1 h2h1", + "MovesSAN": "Qh4+ Kg1 Qh2+ Kf1 Qh1#", + "Themes": "kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "4r1k1/4rpb1/3p3p/8/7q/1BP2QR1/PP3P2/3R2K1 b - - 4 34", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O b5 6. Bb3 Be7 7. Re1 d6 8. c3 O-O 9. h3 Nb8 10. d4 Nbd7 11. Bg5 Bb7 12. Bc2 h6 13. Bxf6 Bxf6 14. Nbd2 g6 15. Nf1 Bg7 16. Ng3 Re8 17. h4 Nf6 18. h5 g5 19. Qd3 Qd7 20. Rad1 Rad8 21. Qe3 Qg4 22. dxe5 Nxh5 23. Nxh5 Qxh5 24. exd6 cxd6 25. Qb6 g4 26. Qxb7 gxf3 27. gxf3 Qh3 28. Bb3 Rd7 29. Qxa6 Qxf3 30. Re3 Qg4+ 31. Rg3 Qxe4 32. Qxb5 Rde7 33. Qd5 Qh4 34. Qf3 *", + "Moves": "e7e1 d1e1 e8e1 g1g2 h4h1", + "MovesSAN": "Re1+ Rxe1 Rxe1+ Kg2 Qh1#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "5r2/1B1pQ2p/p4qpk/1p6/8/P1N5/1P3PPP/4R1K1 b - - 0 28", + "PGN": "1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. c3 Nc6 5. cxd4 g6 6. Nc3 Bg7 7. Bb5 Nge7 8. O-O a6 9. Ba4 b5 10. Bb3 Bb7 11. d5 exd5 12. exd5 Nb4 13. d6 Nec6 14. Re1+ Kf8 15. Bg5 Qb6 16. a3 Na2 17. Bxa2 Nd4 18. Nxd4 Bxd4 19. Be3 Bxe3 20. Rxe3 Kg7 21. Re7 Rhf8 22. Qb3 Qxd6 23. Rxf7+ Rxf7 24. Qxf7+ Kh6 25. Re1 Rf8 26. Qe7 Qc6 27. Bd5 Qf6 28. Bxb7 *", + "Moves": "f6f2 g1h1 f2f1 e1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "4r1k1/5ppp/p1pb4/1p1n4/3P2b1/1BP3Pq/PP3P1P/RN2BQK1 b - - 2 19", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. c3 d5 9. exd5 Nxd5 10. Nxe5 Nxe5 11. Rxe5 c6 12. d4 Bd6 13. Re1 Qh4 14. g3 Qh3 15. Qf3 Bg4 16. Qg2 Rae8 17. Bd2 Rxe1+ 18. Bxe1 Re8 19. Qf1 *", + "Moves": "h3f1 g1f1 g4h3 f1g1 e8e1", + "MovesSAN": "Qxf1+ Kxf1 Bh3+ Kg1 Rxe1#", + "Themes": "attraction deflection kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "2r3k1/1b2nppp/1B6/2Q5/4q1P1/P6P/1PP5/1K1R4 w - - 4 28", + "PGN": "1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. Be3 a6 7. Qf3 b5 8. a3 Bb7 9. O-O-O Rc8 10. Qg3 Qa5 11. Bxb5 axb5 12. Ndxb5 Nf6 13. Nd6+ Bxd6 14. Qxd6 Qe5 15. Qd3 O-O 16. f4 Qh5 17. h3 d5 18. g4 Qh4 19. exd5 Nxd5 20. Nxd5 exd5 21. Qxd5 Rfd8 22. Qb5 Rxd1+ 23. Rxd1 Qe7 24. Bc5 Qc7 25. Bb6 Qxf4+ 26. Kb1 Qe4 27. Qc5 Ne7 *", + "Moves": "c5c8 e7c8 d1d8 e4e8 d8e8", + "MovesSAN": "Qxc8+ Nxc8 Rd8+ Qe8 Rxe8#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "7r/p3Qpk1/6p1/6P1/6K1/2P1P1B1/P1R2P2/3r3q w - - 1 38", + "PGN": "1. d4 Nf6 2. Bf4 g6 3. e3 Bg7 4. Nf3 O-O 5. c3 d5 6. Nbd2 Bf5 7. Be2 b6 8. h3 c5 9. O-O Nc6 10. Rc1 c4 11. b3 b5 12. bxc4 bxc4 13. Qa4 Qd7 14. g4 Nxd4 15. Qd1 Nxe2+ 16. Qxe2 Bd3 17. Qd1 Bxf1 18. Nxf1 h5 19. g5 Ne4 20. Ne5 Qxh3 21. Ng3 h4 22. Nxe4 dxe4 23. Qd5 Bxe5 24. Qxe5 Qg4+ 25. Kh2 Rad8 26. Rc2 Rd1 27. Qxe4 Qg1+ 28. Kh3 Qf1+ 29. Kxh4 Qg1 30. Bg3 Kh7 31. Qxc4 Rh8 32. Kg4 Qh1 33. Qf4 Kg7 34. Qe5+ Kg8 35. Qb8+ Kg7 36. Qe5+ Kg8 37. Qxe7 Kg7 *", + "Moves": "g3e5 g7g8 e7e8 g8h7 e8h8", + "MovesSAN": "Be5+ Kg8 Qe8+ Kh7 Qxh8#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "1Q3b1k/7p/b4rp1/4n3/3Bp3/8/B4PPP/3q1NK1 w - - 6 37", + "PGN": "1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Bd3 c5 8. Be3 O-O 9. Ne2 cxd4 10. cxd4 Nc6 11. Bc2 Bd7 12. O-O Rc8 13. Rc1 Na5 14. Bb1 Nc4 15. Bf4 Bb5 16. a4 Ba6 17. Ba2 Nb2 18. Rxc8 Qxc8 19. Qd2 Nd3 20. Be3 e5 21. d5 b6 22. a5 f5 23. exf5 Qxf5 24. axb6 axb6 25. Bxb6 Kh8 26. Ng3 Qd7 27. Ne4 Nf4 28. Rd1 Qg4 29. Ng3 e4 30. Be3 Nd3 31. d6 Rd8 32. Qa5 Qxd1+ 33. Nf1 Rxd6 34. Qc7 Bf8 35. Qb8 Rf6 36. Bd4 Ne5 *", + "Moves": "b8f8 f6f8 d4e5 f8f6 e5f6", + "MovesSAN": "Qxf8+ Rxf8 Bxe5+ Rf6 Bxf6#", + "Themes": "doubleBishopMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "2R5/5pk1/3B4/pp1PP1Np/5K1P/1P1b4/6q1/8 w - - 2 37", + "PGN": "1. d4 d6 2. c4 c6 3. Nf3 Qc7 4. Nc3 e5 5. e4 Bg4 6. d5 Nf6 7. Bd3 Nbd7 8. h3 Bh5 9. g4 Bg6 10. Be3 a6 11. a4 cxd5 12. Nxd5 Nxd5 13. cxd5 Nf6 14. Rc1 Qa5+ 15. Bd2 Qb6 16. Qc2 Be7 17. Be3 Qa5+ 18. Ke2 O-O 19. g5 Rac8 20. Qxc8 Rxc8 21. Rxc8+ Bf8 22. gxf6 gxf6 23. h4 h5 24. Bh6 Qxa4 25. Nd2 Qb4 26. Bxf8 Kh7 27. b3 b5 28. Rf1 a5 29. f4 exf4 30. Rxf4 f5 31. e5 Qxf4 32. Bxd6 Qg4+ 33. Nf3 Qg2+ 34. Ke3 f4+ 35. Kxf4 Bxd3 36. Ng5+ Kg7 *", + "Moves": "d6f8 g7g6 c8c6 f7f6 c6f6", + "MovesSAN": "Bf8+ Kg6 Rc6+ f6 Rxf6#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "r5k1/1p3rpp/p3R1p1/2q5/8/1QP5/PP3PPP/R5K1 b - - 2 19", + "PGN": "1. d4 c5 2. e3 e6 3. Nc3 Nc6 4. Nf3 a6 5. Bd3 d5 6. O-O cxd4 7. exd4 Qb6 8. Re1 Nxd4 9. Nxd5 Qc5 10. Nc7+ Qxc7 11. Nxd4 Bc5 12. c3 Ne7 13. Be3 O-O 14. Qc2 Ng6 15. Bxg6 fxg6 16. Nxe6 Bxe6 17. Bxc5 Qxc5 18. Rxe6 Rf7 19. Qb3 *", + "Moves": "c5f2 g1h1 f2f1 a1f1 f7f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "8/8/3p3R/3r1Pk1/8/8/3r4/K4R2 w - - 2 43", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 a6 6. Nd6+ Bxd6 7. Qxd6 Qe7 8. Qd1 Nf6 9. Nc3 d6 10. Bg5 Be6 11. Qd2 O-O 12. O-O-O Rfd8 13. Nd5 Bxd5 14. Bxf6 Qxf6 15. exd5 Nd4 16. Bd3 Rdc8 17. Rhf1 b5 18. Kb1 b4 19. h3 Qe7 20. f4 e4 21. Rde1 f5 22. g4 Qc7 23. Bxe4 fxe4 24. Qxd4 Qxc2+ 25. Ka1 Rc4 26. Qd1 Rac8 27. Qxc2 Rxc2 28. Kb1 Rh2 29. Rxe4 a5 30. Re3 Rcc2 31. Rb3 Rcd2 32. a3 bxa3 33. Rxa3 Rxb2+ 34. Ka1 Rbd2 35. Rxa5 Rxh3 36. g5 Rhd3 37. Ra8+ Kf7 38. Ra7+ Kg6 39. f5+ Kxg5 40. Rxg7+ Kf6 41. Rxh7 Rxd5 42. Rh6+ Kg5 *", + "Moves": "h6g6 g5h5 f1h1 d2h2 h1h2", + "MovesSAN": "Rg6+ Kh5 Rh1+ Rh2 Rxh2#", + "Themes": "endgame long mate mateIn3 rookEndgame" + }, + { + "FEN": "1r4k1/5ppp/1Qn1p3/1b6/2q5/5P2/PP4PP/3R1RK1 w - - 3 22", + "PGN": "1. d4 d5 2. Nc3 Nf6 3. Bg5 e6 4. Nf3 Be7 5. e3 c5 6. dxc5 Qc7 7. Bd3 Qxc5 8. O-O Bd7 9. e4 dxe4 10. Nxe4 Nxe4 11. Bxe4 Bxg5 12. Bxb7 Bc6 13. Bxa8 Bxa8 14. Nxg5 Qxg5 15. f3 O-O 16. Qe2 Bc6 17. Rad1 Bb5 18. c4 Qc5+ 19. Qf2 Qxc4 20. Qxa7 Nc6 21. Qb6 Rb8 *", + "Moves": "b6b8 c6b8 d1d8 b5e8 d8e8", + "MovesSAN": "Qxb8+ Nxb8 Rd8+ Be8 Rxe8#", + "Themes": "backRankMate fork long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "2b3k1/4R1p1/1p2npK1/p6P/4pP2/2R3P1/4r3/7r w - - 2 40", + "PGN": "1. d4 e6 2. c4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e3 O-O 6. Nf3 Nc6 7. Bd3 dxc4 8. Bxc4 h6 9. Bh4 Nd5 10. Bxe7 Nxc3 11. Bxd8 Nxd1 12. Rxd1 Rxd8 13. O-O b6 14. a3 Bb7 15. Rfe1 Ne7 16. e4 a5 17. h3 Ng6 18. g3 Ne7 19. Ne5 Rac8 20. f3 h5 21. a4 Nc6 22. d5 Nxe5 23. Be2 exd5 24. f4 Nc4 25. Bxh5 dxe4 26. Rc1 Nxb2 27. Bg4 Rb8 28. Rxc7 Nxa4 29. Re7 Nc5 30. h4 Rd3 31. Kh2 Rbd8 32. h5 Rd1 33. Re3 R8d2+ 34. Be2 Re1 35. Kh3 Rdxe2 36. Rc3 Rh1+ 37. Kg4 Bc8+ 38. Kg5 f6+ 39. Kg6 Ne6 *", + "Moves": "e7g7 e6g7 c3c8 g7e8 c8e8", + "MovesSAN": "Rxg7+ Nxg7 Rxc8+ Ne8 Rxe8#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "8/2Q2Nkp/4p1p1/p4p2/3Pn3/2p3P1/6KP/3q4 w - - 10 39", + "PGN": "1. d4 b6 2. Nf3 Bb7 3. e3 e6 4. g3 c5 5. Bg2 Nf6 6. O-O d5 7. c3 Be7 8. b3 O-O 9. Bb2 a6 10. Nbd2 Nbd7 11. c4 Rc8 12. Rc1 Ba8 13. Qe2 cxd4 14. exd4 dxc4 15. Nxc4 b5 16. Nce5 Qa5 17. Nxd7 Nxd7 18. a3 Bxa3 19. Ra1 b4 20. Nd2 Bxg2 21. Kxg2 Qd5+ 22. Nf3 Bxb2 23. Qxb2 a5 24. Rac1 Nf6 25. Rfd1 Ne4 26. Rxc8 Rxc8 27. Rd3 Rc3 28. Rxc3 bxc3 29. Qc2 g6 30. Qd3 f5 31. Kg1 Qxb3 32. Ne5 Qb2 33. Qa6 Qxf2+ 34. Kh1 Qe1+ 35. Kg2 Qd1 36. Qc8+ Kg7 37. Qc7+ Kh6 38. Nf7+ Kg7 *", + "Moves": "f7g5 g7h6 c7h7 h6g5 h7h4", + "MovesSAN": "Ng5+ Kh6 Qxh7+ Kxg5 Qh4#", + "Themes": "discoveredAttack endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "r4rk1/6p1/pqp1R2p/3p4/8/1PQ5/P1P2PPP/R5K1 b - - 0 18", + "PGN": "1. e4 e6 2. Nf3 d5 3. exd5 exd5 4. Nc3 Nf6 5. d4 c5 6. Bg5 cxd4 7. Nxd4 Be6 8. Nxe6 fxe6 9. Bb5+ Nc6 10. Qf3 Be7 11. O-O a6 12. Bxc6+ bxc6 13. Rfe1 O-O 14. Rxe6 h6 15. Bxf6 Bxf6 16. Qd3 Qb6 17. b3 Bxc3 18. Qxc3 *", + "Moves": "b6f2 g1h1 f2f1 a1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "r3r2k/p1p5/2n1p1p1/5pN1/qp1P1P2/2PQ4/1P4P1/1K6 w - - 0 26", + "PGN": "1. e4 Nc6 2. d4 d5 3. exd5 Qxd5 4. Nf3 g6 5. Nc3 Qd8 6. Be2 Bg7 7. Be3 Nf6 8. Qd2 O-O 9. O-O-O Nd5 10. Nxd5 Qxd5 11. Bh6 Qxa2 12. c3 Qa1+ 13. Kc2 Qa4+ 14. Kb1 Bf5+ 15. Bd3 Bxd3+ 16. Qxd3 Bxh6 17. h4 Bg7 18. h5 b5 19. hxg6 hxg6 20. Rh4 f5 21. Rdh1 e6 22. Ng5 Rfe8 23. f4 b4 24. Rh8+ Bxh8 25. Rxh8+ Kxh8 *", + "Moves": "d3h3 h8g7 h3h7 g7f6 h7f7", + "MovesSAN": "Qh3+ Kg7 Qh7+ Kf6 Qf7#", + "Themes": "endgame exposedKing long mate mateIn3" + }, + { + "FEN": "5k2/p4r1p/1p2R3/6Q1/3P4/8/q5PP/4R1K1 b - - 2 31", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Bf5 7. O-O Be7 8. Qe2 O-O 9. c4 c6 10. Nc3 Nxc3 11. bxc3 Bxd3 12. Qxd3 Nd7 13. Bf4 Nf6 14. cxd5 cxd5 15. Rab1 b6 16. Rfe1 Ne4 17. Nd2 f5 18. c4 g5 19. Be5 Bf6 20. Bxf6 Rxf6 21. cxd5 Qxd5 22. Nxe4 fxe4 23. Qxe4 Qxa2 24. Qxa8+ Rf8 25. Qe4 Rxf2 26. Qe8+ Kg7 27. Re7+ Kh6 28. Re6+ Kg7 29. Qe7+ Rf7 30. Qxg5+ Kf8 31. Rbe1 *", + "Moves": "a2f2 g1h1 f2f1 e1f1 f7f1", + "MovesSAN": "Qf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "5kr1/ppp3qp/3p4/P2Pp1r1/1P5Q/2R4B/5PPP/5RK1 b - - 0 25", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 Nf6 4. dxe5 Ng8 5. Bc4 Bc5 6. Qd5 Qe7 7. Bg5 f6 8. exf6 Nxf6 9. Bxf6 gxf6 10. Qh5+ Kd8 11. O-O d6 12. Nc3 Be6 13. Nd5 Bxd5 14. exd5 Ne5 15. Nxe5 fxe5 16. Be2 Rg8 17. Bg4 Rg5 18. Qh4 Qg7 19. Bh3 Ke7 20. b4 Bb6 21. a4 Rg8 22. a5 Bd4 23. c3 Bxc3 24. Rac1 Kf8 25. Rxc3 *", + "Moves": "g5g2 g1h1 g2g1 f1g1 g7g1", + "MovesSAN": "Rxg2+ Kh1 Rg1+ Rxg1 Qxg1#", + "Themes": "kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "2b1r1k1/6pp/3P1q2/p7/2P2p2/1P1R1Q2/P4PPP/R5K1 b - - 1 26", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Nd5 Nxd5 8. exd5 Nb8 9. c4 Be7 10. Qa4 O-O 11. Be3 Bd7 12. Bd3 a6 13. Qa3 f5 14. Nxd6 Rf6 15. Nxb7 Qc7 16. Qxe7 Qxb7 17. Qxe5 a5 18. b3 Na6 19. O-O Re8 20. Qg3 Nb4 21. Rfd1 Nxd3 22. Rxd3 Bc8 23. Bd4 Qf7 24. Bxf6 Qxf6 25. d6 f4 26. Qf3 *", + "Moves": "f6a1 d3d1 e8e1 d1e1 a1e1", + "MovesSAN": "Qxa1+ Rd1 Re1+ Rxe1 Qxe1#", + "Themes": "endgame hangingPiece long mate mateIn3 xRayAttack" + }, + { + "FEN": "6k1/2R2pp1/7p/1Q2N1q1/1b1Pb3/5P2/PP4PP/6K1 b - - 0 26", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 d6 5. d4 exd4 6. cxd4 Bb4+ 7. Nc3 Bg4 8. O-O Nf6 9. Bg5 h6 10. Bh4 Qd7 11. Bb5 a6 12. Ba4 b5 13. Nxb5 axb5 14. Bxb5 d5 15. Rc1 O-O 16. Bxc6 Qe6 17. Bxa8 dxe4 18. Bxf6 Qxf6 19. Bxe4 Re8 20. Bc6 Re6 21. Qd3 Rxc6 22. Ne5 Bf5 23. Qb5 Rxc1 24. Rxc1 Qg5 25. Rxc7 Be4 26. f3 *", + "Moves": "g5e3 g1h1 e3e1 b5f1 e1f1", + "MovesSAN": "Qe3+ Kh1 Qe1+ Qf1 Qxf1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "4k1r1/5p1p/p3pPr1/3q4/NQ6/1P4P1/P1P4P/4RRK1 b - - 0 29", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e6 7. Bd3 Be7 8. O-O Nbd7 9. Qd2 Ng4 10. f3 Nxe3 11. Qxe3 b5 12. Nc6 Qc7 13. Nxe7 Kxe7 14. Qg5+ Nf6 15. Qxg7 Rg8 16. Qh6 Bb7 17. e5 dxe5 18. Qh4 Rg7 19. Be4 Rag8 20. g3 b4 21. Na4 Bc6 22. Bxc6 Qxc6 23. b3 e4 24. fxe4 Rg6 25. e5 Ke8 26. exf6 Qd6 27. Rad1 Qe5 28. Rde1 Qd5 29. Qxb4 *", + "Moves": "g6g3 h2g3 g8g3 g1h2 d5g2", + "MovesSAN": "Rxg3+ hxg3 Rxg3+ Kh2 Qg2#", + "Themes": "long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "5rk1/pp1n1r1p/2pB2p1/4pqP1/P3p2P/1PP1P3/3PQ3/R3K1NR b KQ - 0 18", + "PGN": "1. e3 e5 2. Nc3 d5 3. Bb5+ c6 4. Be2 Bd6 5. h3 f5 6. g4 Nf6 7. g5 Ne4 8. h4 O-O 9. Nxe4 fxe4 10. Bg4 g6 11. Bxc8 Qxc8 12. a4 d4 13. c3 dxe3 14. fxe3 Qf5 15. Qe2 Nd7 16. b3 Rf7 17. Ba3 Raf8 18. Bxd6 *", + "Moves": "f5f1 e2f1 f7f1 e1e2 f8f2", + "MovesSAN": "Qf1+ Qxf1 Rxf1+ Ke2 R8f2#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "4r1k1/p2Q2pp/8/3pq3/8/1P6/P5PP/5R1K w - - 1 34", + "PGN": "1. d4 Nc6 2. c4 d5 3. Nf3 dxc4 4. e3 e5 5. Bxc4 Bg4 6. Qb3 Qf6 7. Nxe5 Nxe5 8. dxe5 Qe7 9. Qxb7 Rd8 10. Bb5+ Bd7 11. O-O Bxb5 12. Qxb5+ Qd7 13. Nc3 c6 14. Qe2 Ne7 15. Rd1 Nd5 16. Nxd5 cxd5 17. b3 Bc5 18. Bb2 O-O 19. Rd3 Qb5 20. Rad1 Qa6 21. Bd4 Bxd4 22. exd4 Rfe8 23. f4 f6 24. R3d2 Qa5 25. Rc2 Qb6 26. Rc5 Rd7 27. Qb5 Qe6 28. Rc6 Qg4 29. Rf1 fxe5 30. fxe5 Qxd4+ 31. Kh1 Qxe5 32. Rc8 Rxc8 33. Qxd7 Re8 *", + "Moves": "d7f7 g8h8 f7f8 e8f8 f1f8", + "MovesSAN": "Qf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "6k1/3npp1p/3p2p1/2pP4/4r3/1NQ4P/4qPP1/R5K1 w - - 2 26", + "PGN": "1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. bxa6 g6 6. Nc3 Bg7 7. e4 d6 8. Nf3 O-O 9. Bd3 Qa5 10. O-O Bxa6 11. Bxa6 Nxa6 12. Bd2 Rfb8 13. Qc2 Nb4 14. Qd1 Nd3 15. Rb1 Nxb2 16. Qc2 Nc4 17. Rxb8+ Rxb8 18. Na4 Nxd2 19. Nxd2 Rb4 20. Nc3 Nd7 21. Nb3 Qa6 22. h3 Bxc3 23. Qxc3 Rxe4 24. Rb1 Qxa2 25. Ra1 Qe2 *", + "Moves": "a1a8 d7f8 a8f8 g8f8 c3h8", + "MovesSAN": "Ra8+ Nf8 Rxf8+ Kxf8 Qh8#", + "Themes": "attraction endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "6k1/5p1p/p1N1r1p1/1p3N2/6n1/6P1/b4PP1/2R3K1 w - - 0 33", + "PGN": "1. d4 d5 2. c4 e6 3. Nc3 a6 4. Nf3 dxc4 5. e4 b5 6. Bf4 Nf6 7. Qc2 Be7 8. Be2 O-O 9. O-O Bb7 10. Rad1 Nbd7 11. d5 exd5 12. exd5 Qc8 13. b3 cxb3 14. Qxb3 Bd6 15. Bxd6 cxd6 16. Rc1 Nc5 17. Qc2 Qd7 18. Bd3 Nxd3 19. Qxd3 Rac8 20. Rfd1 Rfe8 21. Nd2 Qg4 22. Nb3 Qh4 23. Na5 Ng4 24. Qg3 Qxg3 25. hxg3 Ba8 26. Ne4 Rxc1 27. Rxc1 Bxd5 28. Nxd6 Rd8 29. Nf5 Bxa2 30. Nc6 Re8 31. Nd6 Re6 32. Nf5 g6 *", + "Moves": "c6e7 e6e7 c1c8 e7e8 c8e8", + "MovesSAN": "Nce7+ Rxe7 Rc8+ Re8 Rxe8#", + "Themes": "clearance endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "5Q2/p2b1p1k/3p2pp/3P4/P3P3/2r5/3q1BPP/R5K1 b - - 2 24", + "PGN": "1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Bg5 c5 7. d5 e6 8. Bd3 exd5 9. cxd5 h6 10. Bh4 Nbd7 11. Nge2 Ne5 12. O-O Nxd3 13. Qxd3 Bd7 14. a4 c4 15. Qxc4 Qb6+ 16. Bf2 Qxb2 17. Rfb1 Qd2 18. Rxb7 Rfc8 19. Qb3 Nxe4 20. fxe4 Bxc3 21. Nxc3 Rxc3 22. Rb8+ Rxb8 23. Qxb8+ Kh7 24. Qf8 *", + "Moves": "c3c1 a1c1 d2c1 f2e1 c1e1", + "MovesSAN": "Rc1+ Rxc1 Qxc1+ Be1 Qxe1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "2r2rk1/p3b1pp/2q1p3/1p2Bp2/3Pb3/2P1Q3/PP1N1PPP/2KR3R b - - 1 18", + "PGN": "1. d4 d5 2. Bf4 Nc6 3. e3 e6 4. Nf3 Bd6 5. Bg3 Nf6 6. Bd3 O-O 7. Nbd2 Bd7 8. e4 dxe4 9. Nxe4 Nxe4 10. Bxe4 Be7 11. c3 Qe8 12. Qd3 f5 13. Bxc6 Bxc6 14. Bxc7 Rc8 15. Be5 Be4 16. Qe3 Qc6 17. O-O-O b5 18. Nd2 *", + "Moves": "c6c3 e3c3 c8c3 b2c3 e7a3", + "MovesSAN": "Qxc3+ Qxc3 Rxc3+ bxc3 Ba3#", + "Themes": "bodenMate long mate mateIn3 middlegame queensideAttack sacrifice" + }, + { + "FEN": "r5k1/1ppQ2pp/p3p3/4p3/1P1n4/P7/1qP3PP/5R1K w - - 1 19", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3 Bc5 5. O-O O-O 6. a3 a6 7. Bc4 d5 8. Ba2 dxe4 9. dxe4 Nxe4 10. b4 Bxf2+ 11. Kh1 Bd4 12. Nxd4 Qxd4 13. Bb2 Qxb2 14. Nd2 Nxd2 15. Qxd2 Be6 16. Bxe6 fxe6 17. Qd7 Rxf1+ 18. Rxf1 Nd4 *", + "Moves": "d7f7 g8h8 f7f8 a8f8 f1f8", + "MovesSAN": "Qf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "6k1/4pp1p/pp4p1/4b3/1P1P1P1q/8/3B2B1/1Q1R2K1 b - - 0 31", + "PGN": "1. c4 c5 2. Nc3 b6 3. d3 Bb7 4. Nf3 Nf6 5. g3 d5 6. cxd5 Nxd5 7. Bg2 g6 8. O-O Bg7 9. Bd2 O-O 10. a3 Nc6 11. Re1 Rc8 12. Rc1 Qd7 13. h4 Rfd8 14. Qa4 a6 15. Nxd5 Qxd5 16. b4 cxb4 17. axb4 Nd4 18. Rxc8 Rxc8 19. Qd1 Nc2 20. Rf1 Qd6 21. Qb1 Nd4 22. Nxd4 Bxd4 23. Bxb7 Qxg3+ 24. Kh1 Qxh4+ 25. Kg1 Rc7 26. Bg2 Rd7 27. e3 Be5 28. Rd1 Rd6 29. d4 Rf6 30. f4 Rxf4 31. exf4 *", + "Moves": "e5d4 d2e3 d4e3 g1f1 h4f2", + "MovesSAN": "Bxd4+ Be3 Bxe3+ Kf1 Qf2#", + "Themes": "endgame exposedKing long master mate mateIn3" + }, + { + "FEN": "2rr2k1/6pp/1p2pp2/4P3/bR3P2/3n1N1Q/6PP/1K3B1R b - - 6 27", + "PGN": "1. d3 b6 2. Bd2 Bb7 3. Nc3 c5 4. e4 e6 5. Qe2 Nf6 6. O-O-O Be7 7. f3 a5 8. Nb5 Bc6 9. a4 d5 10. Bg5 Na6 11. c3 O-O 12. e5 Nd7 13. Bxe7 Qxe7 14. f4 c4 15. Nd6 Bxa4 16. Re1 cxd3 17. Qxd3 Nac5 18. Qh3 f6 19. b4 axb4 20. cxb4 Ne4 21. Nxe4 dxe4 22. Rxe4 Rac8+ 23. Kd2 Qxb4+ 24. Rxb4 Nc5 25. Nf3 Rfd8+ 26. Kc1 Nd3+ 27. Kb1 *", + "Moves": "a4c2 b1a1 c8a8 b4a4 a8a4", + "MovesSAN": "Bc2+ Ka1 Ra8+ Ra4 Rxa4#", + "Themes": "exposedKing long mate mateIn3 middlegame queensideAttack" + }, + { + "FEN": "1q3r2/4Q1bk/2pp2pP/4p3/6n1/PrBPP3/4KP2/RN5R b - - 0 27", + "PGN": "1. e3 e5 2. c4 Nf6 3. a3 Nc6 4. b4 a6 5. Bb2 d6 6. h4 g6 7. Be2 Bg7 8. Bf3 Bd7 9. b5 axb5 10. cxb5 Ne7 11. Bxb7 Rb8 12. Ba6 Bxb5 13. Bxb5+ Rxb5 14. Qa4 c6 15. Bc3 O-O 16. h5 Nxh5 17. Qg4 Qb6 18. Ke2 Qa6 19. d3 Qb6 20. Nf3 Rb3 21. Ng5 h6 22. Ne6 fxe6 23. Qxe6+ Kh7 24. Qxe7 Qb8 25. g4 Nf6 26. g5 Ng4 27. gxh6 *", + "Moves": "f8f2 e2d1 b3b1 a1b1 b8b1", + "MovesSAN": "Rxf2+ Kd1 Rxb1+ Rxb1 Qxb1#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "7r/QR3p1k/4b1pp/8/8/6PP/P1P4K/4q3 w - - 1 38", + "PGN": "1. d4 e5 2. dxe5 Nc6 3. Nf3 Qe7 4. Nc3 Nxe5 5. Bf4 d6 6. e3 Nf6 7. Bxe5 dxe5 8. Bd3 e4 9. Bxe4 Nxe4 10. O-O Nxc3 11. bxc3 Be6 12. Nd4 Rd8 13. Qf3 c6 14. Rab1 g6 15. Rb2 Rd7 16. Rfb1 Bg7 17. Nxc6 bxc6 18. Rb8+ Rd8 19. Qxc6+ Bd7 20. Rxd8+ Qxd8 21. Qe4+ Be6 22. Qc6+ Bd7 23. Qe4+ Kf8 24. Qb4+ Kg8 25. Qc4 Bf8 26. Rb7 Be6 27. Qa6 h6 28. Qxa7 Kg7 29. h3 Bd6 30. Qd4+ Kh7 31. Qa7 Be5 32. f4 Qd1+ 33. Kh2 Bxc3 34. e4 Qe2 35. e5 Bxe5 36. fxe5 Qxe5+ 37. g3 Qe1 *", + "Moves": "b7f7 h7g8 f7g7 g8f8 a7e7", + "MovesSAN": "Rxf7+ Kg8 Rg7+ Kf8 Qe7#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "1k6/1p6/2p3R1/1rP2p2/5b2/8/7p/4R2K w - - 0 37", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nf3 Qa5 4. Nc3 Nf6 5. d3 e5 6. Bd2 c6 7. Be2 Bg4 8. O-O Qc7 9. b3 Bd6 10. a4 Nbd7 11. Ne4 Nxe4 12. dxe4 Nf6 13. Bc3 Nxe4 14. Bb2 O-O-O 15. Qe1 Bxf3 16. Bxf3 Ng5 17. Bg4+ Kb8 18. c4 h5 19. Bf5 g6 20. Bc2 Rde8 21. b4 e4 22. c5 Bxh2+ 23. Kh1 h4 24. Bxh8 Rxh8 25. Bxe4 Nxe4 26. Qxe4 h3 27. g3 f5 28. Qf4 Qxf4 29. gxf4 Bxf4 30. f3 h2 31. Rf2 Rh3 32. Re1 a6 33. Rg2 Rxf3 34. Rxg6 Rb3 35. b5 axb5 36. axb5 Rxb5 *", + "Moves": "g6g8 b8a7 e1a1 b5a5 a1a5", + "MovesSAN": "Rg8+ Ka7 Ra1+ Ra5 Rxa5#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "1k1r1r2/2p1bppp/1p6/1R2P3/q7/5QP1/P4P1P/1R4K1 w - - 0 23", + "PGN": "1. e4 d5 2. exd5 Nf6 3. d6 Qxd6 4. d4 Nc6 5. c3 Bg4 6. Be2 Bxe2 7. Qxe2 O-O-O 8. Nf3 e5 9. Be3 exd4 10. cxd4 Qb4+ 11. Nc3 Ne4 12. O-O Nxc3 13. bxc3 Qxc3 14. Rfc1 Qb4 15. Ne5 Nxe5 16. dxe5 Kb8 17. Rab1 Qa5 18. Rb5 Qa4 19. Rcb1 b6 20. g3 Be7 21. Qf3 Rhf8 22. Bxb6 axb6 *", + "Moves": "b5b6 c7b6 b1b6 b8a7 f3b7", + "MovesSAN": "Rxb6+ cxb6 Rxb6+ Ka7 Qb7#", + "Themes": "long mate mateIn3 middlegame queensideAttack sacrifice" + }, + { + "FEN": "3r1r1k/1p3qp1/2n2p1p/p7/P6R/2N5/1PPQ1PP1/2K4R w - - 3 24", + "PGN": "1. e4 d5 2. exd5 Nf6 3. Nf3 Bf5 4. Nc3 Nxd5 5. Bc4 Nb6 6. Bb3 e6 7. d3 Bd6 8. Bg5 f6 9. Bh4 O-O 10. Qd2 Kh8 11. O-O-O a5 12. a4 c5 13. d4 Qc7 14. Bg3 cxd4 15. Nxd4 Bxg3 16. hxg3 Nc4 17. Bxc4 Qxc4 18. Nxf5 exf5 19. Rh4 Qf7 20. Rdh1 h6 21. g4 fxg4 22. Rxg4 Nc6 23. Rgh4 Rad8 *", + "Moves": "h4h6 g7h6 d2h6 f7h7 h6h7", + "MovesSAN": "Rxh6+ gxh6 Qxh6+ Qh7 Qxh7#", + "Themes": "kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "6rk/p4p1p/5P2/1p6/7R/2Pn1R1K/P1B4P/4r3 b - - 9 30", + "PGN": "1. e4 b6 2. Bc4 Bb7 3. d3 e6 4. c3 d5 5. exd5 exd5 6. Bb3 Nf6 7. f4 d4 8. Nf3 dxc3 9. bxc3 Be7 10. d4 O-O 11. O-O c5 12. dxc5 Bxc5+ 13. Kh1 Qxd1 14. Rxd1 Bxf3 15. gxf3 Nc6 16. Nd2 Rad8 17. Bb2 Na5 18. Bc2 Be3 19. Ne4 Bxf4 20. Nxf6+ gxf6 21. Rg1+ Kh8 22. Rg4 Be5 23. f4 Nc4 24. fxe5 Nxb2 25. exf6 b5 26. Rh4 Nd3 27. Rf1 Rfe8 28. Rf3 Re1+ 29. Kg2 Rg8+ 30. Kh3 *", + "Moves": "d3f2 f3f2 e1e3 f2f3 e3f3", + "MovesSAN": "Nf2+ Rxf2 Re3+ Rf3 Rxf3#", + "Themes": "endgame exposedKing long mate mateIn3 sacrifice" + }, + { + "FEN": "8/2pk1p2/3p4/7p/3QqP2/1NP2b2/P7/R5K1 b - - 1 32", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 d6 5. d3 Bg4 6. Nbd2 Qe7 7. O-O Nf6 8. Bb3 h6 9. Qe1 a6 10. Bd1 O-O-O 11. Nb3 Ba7 12. Be3 b6 13. Nfd2 h5 14. h3 Bd7 15. Nf3 Rdg8 16. d4 g5 17. Bxg5 Bxh3 18. Bxf6 Rxg2+ 19. Kh1 Qxf6 20. dxe5 Nxe5 21. Nxe5 Qxe5 22. f4 Qe7 23. Bf3 Rxb2 24. Rf2 Rxf2 25. Qxf2 b5 26. Qxa7 Kd7 27. Qxa6 Bg4 28. Qxb5+ Kd8 29. Qb8+ Kd7 30. Qxh8 Bxf3+ 31. Kg1 Qxe4 32. Qd4 *", + "Moves": "e4g6 g1f1 g6g2 f1e1 g2e2", + "MovesSAN": "Qg6+ Kf1 Qg2+ Ke1 Qe2#", + "Themes": "endgame exposedKing long mate mateIn3" + }, + { + "FEN": "r2k1r2/pp1n2pp/2pb1q2/4p3/2B1Q3/3P4/PPP2PPP/R1B1R1K1 b - - 0 16", + "PGN": "1. e4 e5 2. Bc4 Nf6 3. Nf3 d6 4. Ng5 d5 5. exd5 Nxd5 6. Nxf7 Kxf7 7. Qf3+ Qf6 8. Qxd5+ Ke8 9. d3 c6 10. Qe4 Bf5 11. Qe2 Nd7 12. O-O Bd6 13. Re1 Rf8 14. Nc3 Kd8 15. Ne4 Bxe4 16. Qxe4 *", + "Moves": "f6f2 g1h1 f2f1 e1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "7r/5pk1/1p3n2/pPp3p1/P1N3q1/5NP1/1Q3PBr/3R1RK1 b - - 4 31", + "PGN": "1. b4 d6 2. Bb2 Nd7 3. Nf3 Ngf6 4. e3 g6 5. Be2 Bg7 6. d3 O-O 7. Nbd2 Qe8 8. c4 e5 9. a4 a5 10. b5 b6 11. Qc2 Bb7 12. d4 exd4 13. Nxd4 c5 14. N4f3 d5 15. O-O Qe6 16. cxd5 Nxd5 17. Bxg7 Kxg7 18. Nc4 N7f6 19. Rad1 Rad8 20. Qb2 h6 21. Ne1 Rfe8 22. Bf3 g5 23. h3 h5 24. Bxh5 Rh8 25. Bf3 Rh6 26. e4 Rxh3 27. exd5 Rdh8 28. g3 Bxd5 29. Bxd5 Qg4 30. Bg2 Rh2 31. Nf3 *", + "Moves": "h2g2 g1g2 g4h3 g2g1 h3h1", + "MovesSAN": "Rxg2+ Kxg2 Qh3+ Kg1 Qh1#", + "Themes": "attraction kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "8/1R3pkp/5rp1/8/8/1R3PPK/6P1/5r2 b - - 4 40", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. Bb5 d6 4. c3 Bd7 5. d4 cxd4 6. cxd4 a6 7. Bc4 e6 8. O-O g6 9. d5 Na5 10. dxe6 Nxc4 11. exd7+ Qxd7 12. e5 Bg7 13. Re1 Ne7 14. exd6 Nxd6 15. Bf4 Rd8 16. Ne5 Qf5 17. Qa4+ b5 18. Qb4 O-O 19. Nc3 a5 20. Qd4 Nc4 21. Qe4 Nxe5 22. Qxf5 Nxf5 23. Bxe5 Bxe5 24. Rxe5 b4 25. Ne4 Kg7 26. Rxa5 Rfe8 27. Ng3 Nxg3 28. hxg3 Rd2 29. b3 Ree2 30. Rf1 Rxa2 31. Rb5 Re4 32. Kh2 Rb2 33. f3 Rd4 34. Rc1 Rxb3 35. Rc7 Rd6 36. Rbb7 Rf6 37. Rc4 Rb2 38. Rcxb4 Rf2 39. Rb3 Rf1 40. Kh3 *", + "Moves": "f1h1 h3g4 h7h5 g4g5 f6f5", + "MovesSAN": "Rh1+ Kg4 h5+ Kg5 Rf5#", + "Themes": "endgame long mate mateIn3 rookEndgame" + }, + { + "FEN": "r1b2rk1/pp3pqp/3p2pQ/2pN4/4PP2/7R/2PK2PP/7R w - - 2 21", + "PGN": "1. e4 e5 2. Nf3 d6 3. Nc3 Nc6 4. d4 exd4 5. Nxd4 Nxd4 6. Qxd4 Ne7 7. Bg5 Nc6 8. Qe3 Be7 9. Bxe7 Qxe7 10. O-O-O O-O 11. Bd3 Ne5 12. f4 Nxd3+ 13. Rxd3 c5 14. Nd5 Qd7 15. Qg3 Qa4 16. Qg5 Qxa2 17. Rg3 g6 18. Qh6 Qa1+ 19. Kd2 Qxb2 20. Rh3 Qg7 *", + "Moves": "d5f6 g8h8 h6h7 g7h7 h3h7", + "MovesSAN": "Nf6+ Kh8 Qxh7+ Qxh7 Rxh7#", + "Themes": "arabianMate kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "6rk/1R1R3p/p3Np2/6r1/1P2n3/4P3/5PPP/6K1 b - - 4 29", + "PGN": "1. b4 e5 2. Bb2 f6 3. a3 Nh6 4. e3 Be7 5. c4 O-O 6. d4 exd4 7. Bxd4 Nf5 8. Bb2 Re8 9. Be2 c6 10. Nf3 d5 11. Qb3 Be6 12. Nc3 dxc4 13. Bxc4 Bxc4 14. Qxc4+ Kh8 15. O-O Nd7 16. Rad1 Qc7 17. Qe6 Nd6 18. Ne4 Nxe4 19. Rxd7 Bd6 20. Rxc7 Rxe6 21. Rxb7 c5 22. Rd1 cxb4 23. axb4 a6 24. Nd4 Ree8 25. Nf5 Be5 26. Bxe5 Rxe5 27. Nxg7 Rg8 28. Rdd7 Rg5 29. Ne6 *", + "Moves": "g5g2 g1f1 g2f2 f1e1 g8g1", + "MovesSAN": "Rxg2+ Kf1 Rxf2+ Ke1 Rg1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "r2q4/pp2p2k/5pr1/3pb2p/7P/4P3/P3QK2/6R1 w - - 0 24", + "PGN": "1. d4 Nf6 2. Bf4 d5 3. e3 g6 4. Bd3 Bg7 5. Nf3 c5 6. c3 Nc6 7. Nbd2 O-O 8. h4 h5 9. Ne5 cxd4 10. cxd4 Nxe5 11. dxe5 Ng4 12. f3 Nxe5 13. Bxe5 Bxe5 14. f4 Bxb2 15. g4 Bxg4 16. Be2 Bxe2 17. Qxe2 Bxa1 18. Rg1 Kh7 19. Nf3 Bc3+ 20. Kf2 f6 21. f5 Rg8 22. fxg6+ Rxg6 23. Ne5 Bxe5 *", + "Moves": "e2h5 h7g7 h5g6 g7h8 g6h6", + "MovesSAN": "Qxh5+ Kg7 Qxg6+ Kh8 Qh6#", + "Themes": "endgame exposedKing long mate mateIn3" + }, + { + "FEN": "6k1/pp4pp/3q4/3p1B2/1P1b2P1/P1r2R2/6KP/5R2 w - - 4 28", + "PGN": "1. d4 Nf6 2. Nc3 e6 3. e4 c5 4. e5 Nd5 5. Nxd5 exd5 6. f4 Nc6 7. c3 cxd4 8. cxd4 Bb4+ 9. Kf2 Qb6 10. Be3 O-O 11. Nf3 Re8 12. Bd3 d6 13. a3 dxe5 14. fxe5 Be7 15. b4 Bg4 16. Rf1 Rac8 17. Kg1 Nxe5 18. Nxe5 Bxd1 19. Raxd1 Rc3 20. Nxf7 Bf6 21. Bc1 Kxf7 22. g4 Kg8 23. Kg2 Bxd4 24. Rf3 Re3 25. Bxe3 Bxe3 26. Rdf1 Qd6 27. Bf5 Bd4 *", + "Moves": "f5e6 g8h8 f3f8 d6f8 f1f8", + "MovesSAN": "Be6+ Kh8 Rf8+ Qxf8 Rxf8#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "1k2r3/1pp3Q1/p2b3p/q1P5/3B4/1P3P1P/P3r1P1/R2R2K1 b - - 0 27", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 h6 5. c3 Na5 6. Qd3 Nxc4 7. Qxc4 d6 8. Nxd4 Nf6 9. f3 Qe7 10. O-O Be6 11. Qd3 O-O-O 12. Nxe6 fxe6 13. Be3 a6 14. Nd2 d5 15. Qc2 dxe4 16. Nxe4 Nxe4 17. Qxe4 Qf6 18. Rfd1 Bd6 19. Bd4 Qg5 20. c4 Qh5 21. h3 Qg5 22. Qg4 Qa5 23. Qxe6+ Kb8 24. b3 Rhe8 25. Qg4 Re2 26. Qxg7 Rde8 27. c5 *", + "Moves": "e2e1 d1e1 e8e1 g1f2 a5d2", + "MovesSAN": "Re1+ Rxe1 Rxe1+ Kf2 Qd2#", + "Themes": "kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "r1b1kb1r/1p1n2pp/pq2N3/3Qp1B1/5P2/8/PPP3PP/R4K1R w kq - 0 15", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Nbd7 8. Bc4 Qc7 9. Bxe6 fxe6 10. Nxe6 Qb6 11. Nd5 Nxd5 12. Qxd5 Qe3+ 13. Kf1 Qb6 14. e5 dxe5 *", + "Moves": "e6c7 b6c7 d5e6 f8e7 e6e7", + "MovesSAN": "Nc7+ Qxc7 Qe6+ Be7 Qxe7#", + "Themes": "clearance exposedKing long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "rr5k/p2q1p1P/3Np1p1/6p1/3p2P1/4bP2/PP5Q/1K1R3R w - - 8 33", + "PGN": "1. d4 d5 2. Bf4 c5 3. e3 Nc6 4. c3 Nf6 5. Bd3 Bg4 6. Nf3 e6 7. Nbd2 Bd6 8. Bg3 O-O 9. Qe2 cxd4 10. exd4 Nh5 11. O-O-O Nf4 12. Bxf4 Bxf4 13. h3 Bh5 14. g4 Bg6 15. Bxg6 hxg6 16. h4 Re8 17. Ne5 Nxe5 18. dxe5 Qc7 19. h5 g5 20. Rde1 d4 21. c4 b5 22. Kb1 bxc4 23. Nxc4 Rec8 24. Nd6 Rcb8 25. h6 g6 26. h7+ Kg7 27. Rd1 Qc5 28. f3 Qxe5 29. Ne4 Be3 30. Qg2 Qb5 31. Qh2 Kh8 32. Nd6 Qd7 *", + "Moves": "h2e5 f7f6 e5f6 d7g7 d6f7", + "MovesSAN": "Qe5+ f6 Qxf6+ Qg7 Nf7#", + "Themes": "exposedKing kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "r2qr1k1/pp3pp1/b1p5/2nn1Nb1/7Q/1P2pR1P/PBBP2P1/R5K1 w - - 0 21", + "PGN": "1. c4 e6 2. Nc3 d5 3. cxd5 exd5 4. e3 Nf6 5. Bd3 Be7 6. Nge2 O-O 7. O-O c6 8. f4 Bg4 9. Qe1 Nbd7 10. Ng3 Nc5 11. Bc2 d4 12. Nce4 Re8 13. h3 Be6 14. Ng5 Bc4 15. Rf3 h6 16. b3 Ba6 17. Bb2 hxg5 18. fxg5 Nd5 19. Nf5 dxe3 20. Qh4 Bxg5 *", + "Moves": "f5e7 d8e7 h4h7 g8f8 h7g7", + "MovesSAN": "Ne7+ Qxe7 Qh7+ Kf8 Qxg7#", + "Themes": "kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "6k1/5ppp/4n3/4N3/1p6/4PQP1/r1q2nKP/8 w - - 0 32", + "PGN": "1. d4 d5 2. g3 c5 3. Bg2 Nf6 4. Nf3 e6 5. b3 Nc6 6. Bb2 b6 7. O-O Ba6 8. Re1 Bd6 9. Ne5 Qc7 10. Nf3 O-O 11. e3 Nd7 12. Na3 b5 13. c4 b4 14. Nc2 Bb7 15. a3 a5 16. axb4 axb4 17. Rxa8 Rxa8 18. dxc5 Nxc5 19. cxd5 exd5 20. Qxd5 Na5 21. Qg5 Ne6 22. Qg4 Qxc2 23. Ba1 Nxb3 24. Be5 Bxe5 25. Nxe5 Bxg2 26. Kxg2 Ra2 27. Rf1 Nd2 28. Re1 Ne4 29. Rf1 Nxf2 30. Qf3 Nd3+ 31. Rf2 Nxf2 *", + "Moves": "f3f7 g8h8 f7e8 e6f8 e8f8", + "MovesSAN": "Qxf7+ Kh8 Qe8+ Nf8 Qxf8#", + "Themes": "endgame fork long mate mateIn3" + }, + { + "FEN": "6Q1/1bp5/2rk2P1/2q1p3/3pP3/1P1P1R2/p1P2P2/K2B4 b - - 0 38", + "PGN": "1. d3 d5 2. Nf3 g6 3. Nbd2 Bg7 4. e4 d4 5. Be2 e5 6. h3 Nc6 7. a3 Nf6 8. g4 O-O 9. Nf1 a5 10. Ng3 b5 11. Rg1 Bb7 12. g5 Ne8 13. h4 f6 14. h5 fxg5 15. hxg6 h6 16. Nf5 Ne7 17. Nxg7 Kxg7 18. Nxg5 hxg5 19. Bxg5 Qd6 20. Qd2 Ra6 21. Bh6+ Kg8 22. Bxf8 Kxf8 23. Qh6+ Ng7 24. Qh8+ Ng8 25. O-O-O a4 26. Rh1 Rc6 27. Rdg1 Qc5 28. Bd1 b4 29. axb4 Qxb4 30. Rh7 Qe7 31. Rg5 Qxg5+ 32. Kb1 Qe7 33. Rh3 a3 34. b3 a2+ 35. Ka1 Qc5 36. Rf3+ Ke7 37. Qxg7+ Kd6 38. Qxg8 *", + "Moves": "c5c3 a1a2 c6a6 a2b1 a6a1", + "MovesSAN": "Qc3+ Kxa2 Ra6+ Kb1 Ra1#", + "Themes": "endgame exposedKing killBoxMate long mate mateIn3" + }, + { + "FEN": "r4rk1/5ppp/p3p3/5P2/P5NQ/5R1P/1Pn1p1P1/3qR2K w - - 4 27", + "PGN": "1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Nf3 Nf6 5. Bd3 a6 6. h3 b5 7. c3 Bb7 8. Bf4 e6 9. O-O Bd6 10. Qd2 Nc6 11. a4 b4 12. Ne5 bxc3 13. Nxc3 Nb4 14. Be2 Qb6 15. Ng4 Ne4 16. Nxe4 dxe4 17. Bxd6 Qxd6 18. Qg5 O-O 19. Rad1 Qc6 20. f4 e3 21. Bf3 Qb6 22. f5 Bxf3 23. Rxf3 e2 24. Re1 Qxd4+ 25. Kh1 Qd1 26. Qh4 Nc2 *", + "Moves": "g4f6 g7f6 f3g3 g8h8 h4f6", + "MovesSAN": "Nf6+ gxf6 Rg3+ Kh8 Qxf6#", + "Themes": "intermezzo kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "5r2/ppk4p/2n5/2p2q2/Q2p3R/3P2P1/PP4PP/R5K1 b - - 3 29", + "PGN": "1. e4 Nf6 2. Nc3 c5 3. Nf3 Nc6 4. d3 d6 5. Be2 e5 6. O-O d5 7. Bg5 d4 8. Nd5 Bg4 9. Bxf6 gxf6 10. Nd2 Be6 11. c3 f5 12. cxd4 Rg8 13. Ne3 exd4 14. exf5 Bxf5 15. Nxf5 Qg5 16. Ng3 Bd6 17. Nf3 Qg6 18. Nh4 Qg5 19. Nhf5 Bf4 20. Re1 O-O-O 21. Bh5 Bd2 22. Re2 Bf4 23. Bxf7 Rgf8 24. Be6+ Kc7 25. Re4 Bxg3 26. fxg3 Rxf5 27. Bxf5 Qxf5 28. Rh4 Rf8 29. Qa4 *", + "Moves": "f5f2 g1h1 f2f1 a1f1 f8f1", + "MovesSAN": "Qf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "rr6/2pk3p/2qp2n1/4p1B1/4P1P1/bP3Q2/B4P2/1K1R2R1 w - - 4 30", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. Nc3 Nf6 5. d3 O-O 6. Bg5 d6 7. Nd5 Bg4 8. h3 Bh5 9. g4 Bg6 10. Nxf6+ gxf6 11. Bh6 Re8 12. Qe2 Nb4 13. O-O-O Qd7 14. Kb1 a5 15. Rhg1 a4 16. a3 Nc6 17. h4 Ne7 18. h5 b5 19. Ba2 b4 20. hxg6 Nxg6 21. axb4 Bxb4 22. d4 Reb8 23. dxe5 fxe5 24. Ng5 Ba3 25. b3 axb3 26. cxb3 Qc6 27. Nxf7 Kxf7 28. Qf3+ Ke7 29. Bg5+ Kd7 *", + "Moves": "f3f5 d7e8 f5e6 g6e7 e6e7", + "MovesSAN": "Qf5+ Ke8 Qe6+ Ne7 Qxe7#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "2k5/p1p2p1p/2p1pP2/3p4/5q2/1PN2r2/P1PP1P2/R2QR1K1 b - - 0 19", + "PGN": "1. b3 d5 2. Bb2 Nc6 3. e3 Bf5 4. Bb5 Qd6 5. Nf3 e6 6. O-O Be7 7. Bxg7 Nf6 8. Bxh8 O-O-O 9. Bxf6 Bxf6 10. Nc3 Rg8 11. Kh1 Rg6 12. Bxc6 bxc6 13. Re1 Rh6 14. e4 Bg4 15. h3 Bxh3 16. gxh3 Rxh3+ 17. Kg1 Qf4 18. e5 Rxf3 19. exf6 *", + "Moves": "f3f2 d1h5 f4g3 g1h1 g3g2", + "MovesSAN": "Rxf2 Qh5 Qg3+ Kh1 Qg2#", + "Themes": "endgame kingsideAttack long mate mateIn3" + }, + { + "FEN": "2r3k1/4b2p/p2p2pQ/3P1q2/8/1p6/PP6/K6R w - - 0 33", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e6 7. f3 Be7 8. Qd2 Qc7 9. O-O-O O-O 10. g4 b5 11. h4 Bb7 12. h5 Nfd7 13. Kb1 Nc6 14. g5 Nde5 15. Nxc6 Bxc6 16. Be2 b4 17. Nd5 exd5 18. exd5 Bb5 19. f4 Bxe2 20. Qxe2 Nc4 21. h6 Nxe3 22. Qxe3 Rac8 23. hxg7 Qxc2+ 24. Ka1 Rfe8 25. Rc1 Qa4 26. Rxc8 Rxc8 27. Qh3 Qc2 28. Rb1 Kxg7 29. Qh6+ Kg8 30. g6 fxg6 31. f5 b3 32. Rh1 Qxf5 *", + "Moves": "h6h7 g8f8 h7h8 f8f7 h1h7", + "MovesSAN": "Qxh7+ Kf8 Qh8+ Kf7 Rh7#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "8/pb3B1p/3R4/5pp1/4r2k/1P5P/P5P1/7K w - - 3 33", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Bb5 Qb6 6. Nxc6 bxc6 7. Bd3 e5 8. Be3 Bc5 9. Bxc5 Qxc5 10. Nc3 Nf6 11. O-O d5 12. exd5 cxd5 13. Re1 d4 14. Ne4 Nxe4 15. Bxe4 Rb8 16. b3 O-O 17. Bd3 f5 18. f3 Bb7 19. Qe2 Rfe8 20. Bc4+ Kg7 21. Rad1 e4 22. fxe4 Rxe4 23. Qd2 Rbe8 24. Rxe4 Rxe4 25. h3 d3+ 26. Kh1 dxc2 27. Qxc2 Qc6 28. Qc3+ Kh6 29. Qd2+ g5 30. Qd6+ Qxd6 31. Rxd6+ Kh5 32. Bf7+ Kh4 *", + "Moves": "h1h2 g5g4 g2g3 h4g5 h3h4", + "MovesSAN": "Kh2 g4 g3+ Kg5 h4#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "r4r1k/1p4pp/2p5/5p2/N1QP4/P3q1P1/1B3nBP/R4RK1 b - - 3 27", + "PGN": "1. b3 e5 2. Bb2 Nc6 3. Nf3 f6 4. g3 d5 5. Bg2 Be6 6. d4 e4 7. Nfd2 Bd6 8. e3 f5 9. O-O Nf6 10. c4 O-O 11. Nc3 Nb4 12. a3 Nd3 13. Qc2 c6 14. c5 Bc7 15. f3 Bb6 16. cxb6 axb6 17. fxe4 dxe4 18. Nc4 b5 19. Ne5 Ng4 20. Nxd3 exd3 21. Qxd3 Bxb3 22. Nxb5 Ba4 23. Nc3 Qe7 24. Qc4+ Kh8 25. Nxa4 Qxe3+ 26. Kh1 Nf2+ 27. Kg1 *", + "Moves": "f2h3 g1h1 e3g1 f1g1 h3f2", + "MovesSAN": "Nh3+ Kh1 Qg1+ Rxg1 Nf2#", + "Themes": "doubleCheck kingsideAttack long mate mateIn3 middlegame sacrifice smotheredMate" + }, + { + "FEN": "1r5r/pQ3pkp/3p2b1/q1p2PP1/4P3/2N2B2/PP1K4/n7 w - - 1 28", + "PGN": "1. c4 e5 2. Nc3 Nf6 3. Nf3 d6 4. d4 exd4 5. Nxd4 Be7 6. h4 Nc6 7. g4 Bxg4 8. Rg1 Ne5 9. f3 Bh5 10. Rxg7 Bg6 11. Nd5 Nh5 12. Bg5 Bxg5 13. hxg5 Nxg7 14. Nf6+ Ke7 15. Bh3 c5 16. Nb5 Nf5 17. f4 Nxc4 18. Qd3 Qa5+ 19. Nc3 Nce3 20. Qe4+ Kf8 21. Qxb7 Rd8 22. Ng4 Nxg4 23. Bxg4 Ne3 24. Bf3 Nc2+ 25. Kd2 Nxa1 26. e4 Kg7 27. f5 Rb8 *", + "Moves": "f5f6 g7g8 b7b8 a5d8 b8d8", + "MovesSAN": "f6+ Kg8 Qxb8+ Qd8 Qxd8#", + "Themes": "interference long mate mateIn3 middlegame" + }, + { + "FEN": "r4rk1/pR2R1pp/2p5/2Bp4/3P1q2/2P5/P5PP/3Q2K1 b - - 0 22", + "PGN": "1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nf3 e6 5. c4 Nd7 6. Nc3 Qc7 7. Be2 f6 8. Bf4 Bb4 9. O-O Bxc3 10. bxc3 fxe5 11. Nxe5 Nxe5 12. Bxe5 Qf7 13. f4 Ne7 14. Rb1 Ng6 15. cxd5 exd5 16. Bd6 Qe6 17. Bc5 Ne7 18. Re1 O-O 19. Bd3 Qg6 20. Bxf5 Qxf5 21. Rxe7 Qxf4 22. Rbxb7 *", + "Moves": "f4f2 g1h1 f2f1 d1f1 f8f1", + "MovesSAN": "Qf2+ Kh1 Qf1+ Qxf1 Rxf1#", + "Themes": "backRankMate long mate mateIn3 middlegame" + }, + { + "FEN": "3r3k/q2r2pp/p3Q3/1pb5/8/P1P5/1P2R1PP/5R1K w - - 1 27", + "PGN": "1. d4 d5 2. Nc3 Nf6 3. Bf4 a6 4. Nf3 e6 5. e3 c5 6. Be2 Nc6 7. O-O Bd7 8. Ne5 Rc8 9. Bf3 b5 10. a3 Qb6 11. Re1 cxd4 12. exd4 Nxd4 13. Be3 Bc5 14. Nxd7 Nxd7 15. Bxd4 Bxd4 16. Nxd5 Bxf2+ 17. Kh1 Qa7 18. Re2 Bc5 19. Nf4 O-O 20. c3 Nf6 21. Qc2 Rfd8 22. Be4 Nxe4 23. Qxe4 Rd7 24. Rf1 Rcd8 25. Nxe6 fxe6 26. Qxe6+ Kh8 *", + "Moves": "e6e8 d8e8 e2e8 c5f8 f1f8", + "MovesSAN": "Qe8+ Rxe8 Rxe8+ Bf8 Rfxf8#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r2r1k2/1R5p/p1p2bp1/3B4/2P3b1/8/PPn2PPP/2B3K1 w - - 1 22", + "PGN": "1. Nf3 f5 2. c4 Nf6 3. Nc3 g6 4. e3 Bg7 5. d4 O-O 6. Bd3 d6 7. O-O Nc6 8. Re1 a6 9. e4 fxe4 10. Nxe4 Nb4 11. Nxf6+ Bxf6 12. Be4 e5 13. dxe5 dxe5 14. Qxd8 Rxd8 15. Bd5+ Kg7 16. Nxe5 Nc2 17. Re2 Nxa1 18. Ng4 Bxg4 19. Re3 Nc2 20. Rb3 c6 21. Rxb7+ Kf8 *", + "Moves": "c1h6 f6g7 h6g7 f8e8 d5f7", + "MovesSAN": "Bh6+ Bg7 Bxg7+ Ke8 Bf7#", + "Themes": "exposedKing long mate mateIn3 middlegame" + }, + { + "FEN": "7Q/2p2k1p/4pp2/1r6/3r4/3q2P1/7P/5R1K w - - 2 34", + "PGN": "1. e4 d5 2. e5 Nc6 3. d4 Bf5 4. c3 Qd7 5. Nf3 O-O-O 6. a4 f6 7. Bb5 fxe5 8. Bxc6 Qd6 9. Bb5 e4 10. Ne5 Qf6 11. a5 a6 12. Be2 e6 13. b4 Bd6 14. b5 axb5 15. Bxb5 Bxe5 16. dxe5 Qxe5 17. a6 bxa6 18. Bxa6+ Kd7 19. Bb5+ Ke7 20. Bg5+ Nf6 21. O-O d4 22. Bxf6+ gxf6 23. Qa4 Rhg8 24. cxd4 Rxd4 25. Qa3+ Kf7 26. Nc3 Bh3 27. g3 Bxf1 28. Rxf1 e3 29. fxe3 Qxe3+ 30. Kh1 Rg5 31. Qa7 Qxc3 32. Qa8 Rxb5 33. Qh8 Qd3 *", + "Moves": "h8f6 f7e8 f6e6 e8d8 f1f8", + "MovesSAN": "Qxf6+ Ke8 Qxe6+ Kd8 Rf8#", + "Themes": "deflection endgame long mate mateIn3" + }, + { + "FEN": "3Q3r/2P2k2/pR6/1p6/8/3B1p2/P1P3r1/4K3 b - - 0 42", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd8 4. Nf3 Nf6 5. Bc4 Nc6 6. O-O e6 7. Re1 Bd6 8. d4 O-O 9. Bg5 Be7 10. Kh1 h6 11. Bh4 Ng4 12. Bxe7 Nxf2+ 13. Kg1 Nxd1 14. Bxd8 Nxc3 15. bxc3 Rxd8 16. Re4 a6 17. Rh4 b5 18. Bd3 Ne7 19. Ne5 Bb7 20. Rf1 f6 21. Ng4 f5 22. Nxh6+ gxh6 23. Rxh6 Kg7 24. Rxe6 Kf7 25. Re5 Rg8 26. g3 Rg5 27. c4 Kf6 28. Rfe1 Nc6 29. Re6+ Kg7 30. d5 Nd4 31. Re7+ Kg6 32. Rxc7 Rh8 33. Rxb7 Nf3+ 34. Kf2 Nxe1 35. Kxe1 Rxh2 36. d6 Rxg3 37. d7 Rh8 38. Rb6+ Kf7 39. c5 f4 40. c6 f3 41. c7 Rg2 42. d8=Q *", + "Moves": "h8h1 d3f1 g2e2 e1d1 h1f1", + "MovesSAN": "Rh1+ Bf1 Re2+ Kd1 Rxf1#", + "Themes": "deflection endgame exposedKing long mate mateIn3 pin" + }, + { + "FEN": "2k1r3/ppp4Q/6p1/5b2/5P2/N2B4/PqP3PP/1R5K b - - 1 26", + "PGN": "1. e4 e5 2. Nf3 d6 3. d4 f6 4. dxe5 fxe5 5. Bc4 Be7 6. Nxe5 dxe5 7. Qh5+ g6 8. Qxe5 Nf6 9. O-O Qd6 10. Qc3 Nc6 11. f4 Nd4 12. e5 Qb6 13. Be3 Bc5 14. exf6 Ne2+ 15. Bxe2 Bxe3+ 16. Kh1 Bf5 17. f7+ Kxf7 18. Bc4+ Ke7 19. Re1 Rae8 20. Rxe3+ Kd8 21. Rxe8+ Rxe8 22. Na3 Re3 23. Qh8+ Re8 24. Qxh7 Kc8 25. Bd3 Qxb2 26. Rb1 *", + "Moves": "b2b1 a3b1 e8e1 d3f1 e1f1", + "MovesSAN": "Qxb1+ Nxb1 Re1+ Bf1 Rxf1#", + "Themes": "backRankMate fork long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "7k/2r3pp/8/p1P2p2/3q4/4p2P/P5Q1/2B3K1 w - - 0 36", + "PGN": "1. c4 c6 2. Nc3 d5 3. e3 e5 4. d4 e4 5. c5 b6 6. b4 Nf6 7. h3 Nbd7 8. g3 a5 9. Ba3 Rb8 10. Bg2 bxc5 11. bxc5 Be7 12. Rb1 Rxb1 13. Qxb1 O-O 14. Nge2 Ba6 15. O-O Qc7 16. f3 exf3 17. Bxf3 Bxe2 18. Nxe2 Ne4 19. Bxe4 dxe4 20. Kh2 Nf6 21. Nc3 Nh5 22. Rg1 f5 23. d5 Qe5 24. Qb3 Bh4 25. dxc6+ Kh8 26. Nd5 Bxg3+ 27. Kg2 Bh2 28. Nf4 Bxg1 29. Kxg1 Nxf4 30. exf4 Qxf4 31. Qc2 e3 32. Qg2 Re8 33. Bb2 Re7 34. Bc1 Qd4 35. c7 Rxc7 *", + "Moves": "g2a8 c7c8 a8c8 d4d8 c8d8", + "MovesSAN": "Qa8+ Rc8 Qxc8+ Qd8 Qxd8#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "1k4r1/p1q2R2/Q1p1p3/2Np3p/3P3r/2P5/PP4P1/5RK1 b - - 0 24", + "PGN": "1. d4 d5 2. Bf4 Nf6 3. Nf3 e6 4. e3 c5 5. c3 cxd4 6. exd4 Nc6 7. Bb5 Bd6 8. Ne5 Bd7 9. Bxc6 Bxc6 10. Nxc6 bxc6 11. Bxd6 Qxd6 12. O-O O-O-O 13. h3 h5 14. Qd3 Qc7 15. Nd2 g5 16. Nb3 g4 17. h4 Rhg8 18. Nc5 g3 19. Qa6+ Kb8 20. fxg3 Rxg3 21. Rxf6 Rdg8 22. Rf2 R3g4 23. Raf1 Rxh4 24. Rxf7 *", + "Moves": "g8g2 g1g2 c7h2 g2f3 h4h3", + "MovesSAN": "Rxg2+ Kxg2 Qh2+ Kf3 Rh3#", + "Themes": "attraction long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "1Qn3kb/p4p1p/2rPp1pP/3p4/1p1B1PP1/1r6/P7/K2R3R b - - 3 25", + "PGN": "1. e4 e6 2. Nc3 d5 3. e5 c5 4. f4 Nc6 5. Nf3 g6 6. d4 cxd4 7. Nxd4 Nxd4 8. Qxd4 Bg7 9. Bb5+ Bd7 10. Be3 Ne7 11. O-O-O O-O 12. g4 Rc8 13. Bxd7 Qxd7 14. h4 b5 15. h5 Rc4 16. Qd3 b4 17. Ne4 Rfc8 18. Nd6 Rxc2+ 19. Kb1 R8c6 20. h6 Bh8 21. Qb5 Nc8 22. Qb8 Qxd6 23. exd6 Rxb2+ 24. Ka1 Rb3+ 25. Bd4 *", + "Moves": "c6c1 d1c1 h8d4 c1c3 d4c3", + "MovesSAN": "Rc1+ Rxc1 Bxd4+ Rc3 Bxc3#", + "Themes": "deflection long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "8/p1p1kpp1/4p3/7Q/6n1/2NP2q1/PP2PRB1/R1B3K1 b - - 0 20", + "PGN": "1. c4 e6 2. g3 h5 3. h3 d5 4. Bg2 dxc4 5. Qa4+ Bd7 6. Qxc4 Bc6 7. Nf3 Nf6 8. O-O Bd5 9. Qb5+ Qd7 10. Nc3 Bc6 11. Qb3 Bc5 12. Ne5 Qd6 13. Nxc6 Nxc6 14. d3 Qxg3 15. Qxb7 Ne5 16. Qxa8+ Ke7 17. Qxh8 Neg4 18. hxg4 Nxg4 19. Qxh5 Bxf2+ 20. Rxf2 *", + "Moves": "g3f2 g1h1 f2e1 g2f1 e1f1", + "MovesSAN": "Qxf2+ Kh1 Qe1+ Bf1 Qxf1#", + "Themes": "exposedKing long mate mateIn3 middlegame" + }, + { + "FEN": "r5k1/2q2pp1/1p2R3/1np3pQ/2Pp2N1/1B1P3P/1P3PP1/6K1 b - - 0 24", + "PGN": "1. e4 c5 2. Bc4 e6 3. Nf3 Nc6 4. d3 Nf6 5. O-O d5 6. Bb3 Be7 7. exd5 exd5 8. Bg5 O-O 9. Re1 a5 10. a4 Be6 11. c4 d4 12. h3 h6 13. Bd2 Ne8 14. Na3 Nd6 15. Nb5 Nxb5 16. axb5 Na7 17. Bxa5 b6 18. Bd2 Qc7 19. Ne5 Bf6 20. Qh5 Nxb5 21. Ng4 Bg5 22. Bxg5 hxg5 23. Rxa8 Rxa8 24. Rxe6 *", + "Moves": "a8a1 b3d1 a1d1 e6e1 d1e1", + "MovesSAN": "Ra1+ Bd1 Rxd1+ Re1 Rxe1#", + "Themes": "kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "5rk1/1p3q1p/2p3p1/p7/P1P1p1Q1/2R1P3/5PPP/R5K1 b - - 0 27", + "PGN": "1. d4 d5 2. Bf4 Nc6 3. Nf3 Bg4 4. e3 f6 5. Be2 Bxf3 6. Bxf3 e5 7. dxe5 fxe5 8. Bg3 Nf6 9. Nc3 Bb4 10. O-O Bxc3 11. bxc3 O-O 12. Bh4 e4 13. Be2 Qd6 14. c4 Ne7 15. cxd5 Nexd5 16. Bc4 c6 17. a4 a5 18. Rb1 Rab8 19. Bg3 Qc5 20. Bxd5+ Nxd5 21. Bxb8 Rxb8 22. Qh5 Qe7 23. c4 g6 24. Qg4 Nc3 25. Ra1 Rf8 26. Rfc1 Qf7 27. Rxc3 *", + "Moves": "f7f2 g1h1 f2f1 a1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "r1B3k1/4ppb1/p1n5/q5N1/3P4/4P1P1/P1Q2KP1/q6R w - - 0 22", + "PGN": "1. d4 d5 2. Bg5 h6 3. Bh4 g5 4. Bg3 Bg7 5. e3 Nf6 6. c4 c6 7. Nc3 O-O 8. cxd5 cxd5 9. Qb3 a6 10. h4 Nc6 11. hxg5 hxg5 12. Nf3 Ne4 13. Nxd5 Nxg3 14. fxg3 Qa5+ 15. Nc3 b5 16. Nxg5 b4 17. Qc2 Bf5 18. Bd3 bxc3 19. Bxf5 cxb2+ 20. Kf2 Rfc8 21. Bxc8 bxa1=Q *", + "Moves": "h1h8 g7h8 c2h7 g8f8 h7h8", + "MovesSAN": "Rh8+ Bxh8 Qh7+ Kf8 Qxh8#", + "Themes": "deflection long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "7k/7p/4P1pR/p2p1pP1/2pPb2R/P1P1P3/8/1r1qB1K1 w - - 0 38", + "PGN": "1. d4 d5 2. Nf3 Nf6 3. e3 e6 4. Bd3 c5 5. c3 Nc6 6. Ne5 Bd6 7. f4 O-O 8. Nd2 Ne7 9. O-O b6 10. Rf3 Bb7 11. Rh3 g6 12. Qf3 Bc7 13. g4 Kg7 14. g5 Nfg8 15. Ng4 Nf5 16. Bxf5 exf5 17. Nh6 Nxh6 18. Rxh6 Qe7 19. Qh3 Rh8 20. Nf3 Ba6 21. Bd2 Bd3 22. Re1 Be4 23. Ne5 c4 24. Qg3 b5 25. a3 a5 26. h4 Bd6 27. h5 Qb7 28. hxg6 fxg6 29. Re2 b4 30. Reh2 bxa3 31. bxa3 Qb1+ 32. Be1 Bxe5 33. fxe5 Qd1 34. R2h4 Rab8 35. e6 Rb1 36. Qe5+ Kg8 37. Qxh8+ Kxh8 *", + "Moves": "h6h7 h8g8 h7h8 g8g7 h4h7", + "MovesSAN": "Rxh7+ Kg8 Rh8+ Kg7 R4h7#", + "Themes": "endgame kingsideAttack long mate mateIn3" + }, + { + "FEN": "3r1rk1/3q1p1p/4p3/p3Q2R/8/1BN5/PPP5/2K5 b - - 0 28", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. Be3 Nf6 7. Bc4 O-O 8. h4 a6 9. g4 Nxg4 10. h5 Ne5 11. Bb3 Bg4 12. f3 Bxh5 13. Rxh5 gxh5 14. f4 Ng4 15. Bd2 Nc6 16. Nxc6 bxc6 17. Qf3 Qd7 18. O-O-O a5 19. Rh1 Nf6 20. e5 dxe5 21. fxe5 Qg4 22. Qxc6 Qd7 23. Qc4 Rad8 24. Bf4 Ng4 25. Rxh5 e6 26. Qe2 Nxe5 27. Bxe5 Bxe5 28. Qxe5 *", + "Moves": "d7d2 c1b1 d2d1 c3d1 d8d1", + "MovesSAN": "Qd2+ Kb1 Qd1+ Nxd1 Rxd1#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "6k1/1p3p1p/p5p1/5p2/5P2/B7/Pbr3PP/3R2K1 w - - 0 26", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. Be3 Nf6 7. f3 d6 8. Bb5 Bd7 9. O-O O-O 10. Qd2 Nxd4 11. Bxd4 Bxb5 12. Nxb5 a6 13. Nc3 Qa5 14. Rfd1 Rac8 15. Nd5 Qd8 16. Nxf6+ exf6 17. Bc3 Rc6 18. f4 Qe7 19. Bb4 Qxe4 20. Bxd6 Rd8 21. Re1 Qxc2 22. Qxc2 Rxc2 23. Rad1 f5 24. Ba3 Rxd1 25. Rxd1 Bxb2 *", + "Moves": "d1d8 g8g7 a3f8 g7f6 d8d6", + "MovesSAN": "Rd8+ Kg7 Bf8+ Kf6 Rd6#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "r4rk1/5ppp/pq6/2bPP3/2B1n3/P7/1B2Q1PP/R4R1K b - - 5 23", + "PGN": "1. d4 c5 2. d5 Nf6 3. c4 e6 4. Nc3 exd5 5. cxd5 d6 6. e4 b5 7. a3 a6 8. b3 Be7 9. Bd3 O-O 10. Nge2 Bg4 11. f3 Bh5 12. O-O c4 13. bxc4 bxc4 14. Bxc4 Nbd7 15. Nf4 Nc5 16. Nxh5 Nxh5 17. f4 Nf6 18. e5 dxe5 19. fxe5 Nfe4 20. Nxe4 Nxe4 21. Bb2 Bc5+ 22. Kh1 Qb6 23. Qe2 *", + "Moves": "e4g3 h2g3 b6h6 e2h5 h6h5", + "MovesSAN": "Ng3+ hxg3 Qh6+ Qh5 Qxh5#", + "Themes": "kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "7k/2p3rp/7q/2b5/6R1/P5P1/1P3P1P/3R2K1 w - - 0 36", + "PGN": "1. d4 d5 2. e3 Nc6 3. c4 Nf6 4. cxd5 Qxd5 5. Nc3 Qd8 6. Nf3 Bg4 7. Be2 e6 8. O-O Be7 9. a3 O-O 10. Qc2 a6 11. Rd1 Nd5 12. Bd2 Rc8 13. e4 Nxc3 14. Bxc3 f5 15. d5 exd5 16. Rxd5 Bd6 17. Qb3 Kh8 18. exf5 Ne7 19. Rdd1 Nxf5 20. Qxb7 Nh4 21. Nd4 Bxe2 22. Nxe2 Qg5 23. g3 Qg4 24. Nd4 Rb8 25. Qxa6 Nf3+ 26. Nxf3 Qxf3 27. Qf1 Rf5 28. Rd3 Qe4 29. Rad1 Rh5 30. Rd4 Qc6 31. Rg4 Rg8 32. Qe2 Rh6 33. Qe3 Bc5 34. Bxg7+ Rxg7 35. Qxh6 Qxh6 *", + "Moves": "d1d8 c5f8 d8f8 g7g8 g4g8", + "MovesSAN": "Rd8+ Bf8 Rxf8+ Rg8 Rgxg8#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "7k/R6b/5p1P/1p1p1P2/p2q4/8/6RK/8 w - - 0 50", + "PGN": "1. d4 c5 2. Bg5 h6 3. Bh4 cxd4 4. Qxd4 Nc6 5. Qd1 d5 6. e3 Nf6 7. Bxf6 exf6 8. Nc3 Bb4 9. Ne2 Be6 10. a3 Ba5 11. g3 O-O 12. Bg2 Ne7 13. O-O Bg4 14. b4 Bb6 15. Nb5 a6 16. Nbd4 Bxd4 17. exd4 Re8 18. h3 Bh5 19. g4 Bg6 20. f4 Nc6 21. f5 Bh7 22. c3 g6 23. Ng3 gxf5 24. Nxf5 Ne7 25. Nxh6+ Kg7 26. Nf5+ Nxf5 27. gxf5 Kh8 28. Rf4 Rg8 29. Rh4 Rg7 30. Rh6 Qd6 31. Qh5 Rag8 32. Ra2 Qg3 33. Qe2 Qg5 34. Rh5 Qc1+ 35. Kh2 Rxg2+ 36. Qxg2 Rxg2+ 37. Rxg2 Qf4+ 38. Kh1 Qe4 39. Kg1 Qe3+ 40. Kh1 Qxc3 41. Rh4 Qxa3 42. Rhg4 Qc1+ 43. Kh2 Qe3 44. h4 b5 45. h5 Qc3 46. h6 Qxb4 47. Rg7 a5 48. Rxf7 a4 49. Ra7 Qxd4 *", + "Moves": "a7a8 h7g8 g2g8 h8h7 g8h8", + "MovesSAN": "Ra8+ Bg8 Rgxg8+ Kh7 Rh8#", + "Themes": "endgame exposedKing long mate mateIn3" + }, + { + "FEN": "6k1/4rp1p/2R3pP/pp1r2P1/2p5/8/PPP1p3/2K2R2 w - - 0 36", + "PGN": "1. e4 e5 2. d4 Qf6 3. dxe5 Qxe5 4. Qd3 Nc6 5. Nc3 Bb4 6. Bd2 Nf6 7. Nf3 Qe7 8. Nd5 Bxd2+ 9. Qxd2 Nxd5 10. Qxd5 O-O 11. O-O-O Nb4 12. Qb3 a5 13. Bd3 Nxd3+ 14. Qxd3 d6 15. Qd2 Qxe4 16. Rhe1 Qg6 17. g3 Bg4 18. Nh4 Qh5 19. f3 Bxf3 20. Nxf3 Qxf3 21. Rf1 Qh5 22. h4 b5 23. Qf4 Qe5 24. Qxe5 dxe5 25. g4 c5 26. g5 Rad8 27. Rde1 Rfe8 28. h5 c4 29. Rf5 Rd5 30. h6 g6 31. Rf6 Re6 32. Rf2 e4 33. Ref1 Re7 34. Rf6 e3 35. Rc6 e2 *", + "Moves": "c6c8 d5d8 c8d8 e7e8 d8e8", + "MovesSAN": "Rc8+ Rd8 Rxd8+ Re8 Rxe8#", + "Themes": "endgame long mate mateIn3 rookEndgame" + }, + { + "FEN": "5rk1/4p3/1qn1R1pQ/p2p4/2p5/2P5/5PPP/2R3K1 b - - 0 25", + "PGN": "1. d4 d5 2. c4 c6 3. Nf3 dxc4 4. a4 Be6 5. e4 Nf6 6. Nc3 g6 7. Bg5 Bg7 8. Rc1 Qa5 9. Qc2 b5 10. d5 cxd5 11. axb5 Nxe4 12. Bd2 Nxd2 13. Nxd2 Bxc3 14. bxc3 Qxb5 15. Be2 Nc6 16. O-O O-O 17. Nf3 a5 18. Rfe1 Qb3 19. Qd2 Qb6 20. Ng5 h6 21. Nxe6 fxe6 22. Qxh6 Rf6 23. Bg4 Raf8 24. Bxe6+ Rxe6 25. Rxe6 *", + "Moves": "b6f2 g1h1 f2f1 c1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "3Q4/1p3r1k/6pp/8/8/8/1Pq2PPP/3R2K1 b - - 0 30", + "PGN": "1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 g6 6. Nf3 Bg7 7. Be2 O-O 8. O-O Nc6 9. cxd5 Nxd5 10. Bg5 h6 11. Bh4 Bg4 12. Ne5 Bxe2 13. Nxe2 Nxe5 14. dxe5 Bxe5 15. Qb3 Nb6 16. Rad1 Qc7 17. Bg3 Bxg3 18. Nxg3 Rac8 19. Rfe1 e6 20. Qe3 Kh7 21. Ne4 Nd5 22. Qxa7 Ra8 23. Qd4 Rxa2 24. Nf6+ Nxf6 25. Qxf6 Ra5 26. Rxe6 Rf5 27. Re7 Qc2 28. Qd4 Rd8 29. Rxf7+ Rxf7 30. Qxd8 *", + "Moves": "c2f2 g1h1 f2f1 d1f1 f7f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "3r2k1/p4p1p/5Qb1/7P/2P2KP1/1P1p1P2/P7/6q1 w - - 0 31", + "PGN": "1. e4 e6 2. Nf3 d5 3. exd5 exd5 4. Bd3 Nf6 5. O-O Bd6 6. h3 O-O 7. Ng5 c5 8. b3 Nc6 9. Bb2 Ne5 10. Re1 Nxd3 11. cxd3 Bf5 12. Qf3 Qd7 13. Bxf6 gxf6 14. g4 Bg6 15. Qxf6 d4 16. Na3 b5 17. Nxb5 Qxb5 18. Qxd6 Rad8 19. Qg3 c4 20. dxc4 Qxg5 21. Re5 Qxd2 22. h4 Qc3 23. Qf4 Qxa1+ 24. Kg2 Rfe8 25. h5 Rxe5 26. Qxe5 Qd1 27. Kg3 Qd3+ 28. f3 Qe3 29. Qf6 Qg1+ 30. Kf4 d3 *", + "Moves": "f6d8 g8g7 h5h6 g7h6 d8f8", + "MovesSAN": "Qxd8+ Kg7 h6+ Kxh6 Qf8#", + "Themes": "attraction endgame hangingPiece long mate mateIn3" + }, + { + "FEN": "1r4k1/4Q1pp/1r2p3/3pP3/2p5/P7/1q4PP/5RK1 w - - 2 30", + "PGN": "1. e4 e5 2. c4 Nf6 3. Nc3 Bc5 4. Nf3 Nc6 5. a3 a5 6. Be2 O-O 7. O-O d6 8. d3 Nd4 9. Nxd4 exd4 10. Nd5 c6 11. Nxf6+ Qxf6 12. f4 d5 13. cxd5 cxd5 14. e5 Qf5 15. Bf3 Be6 16. Bd2 Qxd3 17. Rc1 b6 18. Be2 Qf5 19. Rf3 d3+ 20. Rxc5 dxe2 21. Qxe2 bxc5 22. Qb5 c4 23. Bxa5 Rfb8 24. Bb6 Qb1+ 25. Rf1 Qc2 26. Qc5 Qxb2 27. f5 Rxb6 28. fxe6 fxe6 29. Qe7 Rab8 *", + "Moves": "e7f7 g8h8 f7f8 b8f8 f1f8", + "MovesSAN": "Qf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "2k5/p1p2p2/1p3q2/2N2rpp/1P6/P2Q1P2/1P4PP/5K2 w - - 0 27", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qf5 4. d4 Nc6 5. Bd3 Qf6 6. Nf3 Bg4 7. Be2 O-O-O 8. Be3 e5 9. d5 Bb4 10. O-O Nh6 11. Qe1 Nd4 12. Nxd4 exd4 13. Bxg4+ Nxg4 14. Ne4 Qb6 15. c3 Nxe3 16. cxb4 Nxf1 17. Kxf1 Rxd5 18. Nc5 d3 19. Qd2 Rhd8 20. a3 Rf5 21. f3 h5 22. Re1 g6 23. Re7 Qf6 24. Re3 g5 25. Rxd3 Rxd3 26. Qxd3 b6 *", + "Moves": "d3d7 c8b8 d7e8 f6d8 e8d8", + "MovesSAN": "Qd7+ Kb8 Qe8+ Qd8 Qxd8#", + "Themes": "endgame long mate mateIn3 queensideAttack" + }, + { + "FEN": "r5k1/5ppp/1p2p3/p2bP1q1/7n/8/PP1N1QPP/5R1K w - - 2 25", + "PGN": "1. f4 c5 2. e3 d6 3. Nf3 e6 4. Be2 Nf6 5. c3 Be7 6. d3 O-O 7. O-O Nc6 8. e4 a5 9. e5 dxe5 10. fxe5 Nd5 11. d4 Qb6 12. Bc4 Rd8 13. Bxd5 Rxd5 14. Nbd2 cxd4 15. cxd4 Nxd4 16. Kh1 Nf5 17. Qe2 Qb4 18. Nb3 b6 19. Qf2 Qg4 20. Ng5 Bxg5 21. Bxg5 Qxg5 22. Rad1 Bb7 23. Rxd5 Bxd5 24. Nd2 Nh4 *", + "Moves": "f2f7 g8h8 f7f8 a8f8 f1f8", + "MovesSAN": "Qxf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "2r1k2r/3p1p1p/pq2p1p1/b3P3/3RNBP1/p7/2P2P1P/2K2B1R w k - 0 20", + "PGN": "1. Nf3 e6 2. e4 c5 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. e5 Ng8 7. Bf4 Bb4 8. Qg4 g6 9. Qg3 Qb6 10. O-O-O Ne7 11. Ne4 Nbc6 12. Nxc6 bxc6 13. a3 Nf5 14. Qb3 Ba5 15. Qc4 c5 16. g4 Nd4 17. b4 cxb4 18. Rxd4 bxa3 19. Qxc8+ Rxc8 *", + "Moves": "e4f6 e8e7 d4d7 e7f8 f4h6", + "MovesSAN": "Nf6+ Ke7 Rxd7+ Kf8 Bh6#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "2rq1rk1/2R2p2/3npPp1/p2p2P1/1p1P1P2/1P6/P1Q2BK1/2R5 w - - 7 33", + "PGN": "1. f4 d6 2. e4 g6 3. Nf3 Bg4 4. Be2 Bxf3 5. Bxf3 Bg7 6. d4 e6 7. O-O Ne7 8. c3 a5 9. Nd2 O-O 10. Nc4 b5 11. Ne3 Nd7 12. Kh1 Rb8 13. e5 d5 14. Ng4 c5 15. Be3 cxd4 16. cxd4 b4 17. h3 Nf5 18. Bf2 Nb6 19. b3 Na8 20. Rc1 Nc7 21. Be2 Nb5 22. Bxb5 Rxb5 23. Rc6 Qa8 24. Qc2 h5 25. Nf6+ Bxf6 26. exf6 Qd8 27. g4 hxg4 28. hxg4 Nh6 29. g5 Nf5 30. Rc1 Rb8 31. Kg2 Nd6 32. Rc7 Rc8 *", + "Moves": "c2g6 f7g6 c7g7 g8h8 c1h1", + "MovesSAN": "Qxg6+ fxg6 Rg7+ Kh8 Rh1#", + "Themes": "kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "4k3/1q1r2n1/2pbp1p1/pp1pP3/7r/2P1PQ2/PP3RKB/5R2 w - - 0 30", + "PGN": "1. d4 d5 2. Bf4 g6 3. e3 Bg7 4. Be2 Nf6 5. h4 h5 6. Nf3 c6 7. Ng5 Bf5 8. c3 Nbd7 9. Qb3 Qc8 10. Nd2 Rf8 11. O-O b5 12. f3 Qb7 13. g4 hxg4 14. fxg4 Bxg4 15. Bxg4 Nxg4 16. Rae1 a5 17. Qd1 Ngf6 18. Ndf3 Rh8 19. Kg2 Nh5 20. Ne5 Rf8 21. Bh2 Nxe5 22. dxe5 Rd8 23. Qf3 e6 24. Nh7 Rh8 25. Ng5 Rd7 26. Rf2 Bf8 27. Ref1 Ng7 28. Nxf7 Rxh4 29. Nd6+ Bxd6 *", + "Moves": "f3f8 d6f8 f2f8 e8e7 f1f7", + "MovesSAN": "Qf8+ Bxf8 Rxf8+ Ke7 R1f7#", + "Themes": "exposedKing long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "k6r/pp4p1/3QB3/2p5/5Bpq/2NP3r/PPP2PK1/R4R2 b - - 2 23", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nxe5 Nc6 4. Nxc6 dxc6 5. Nc3 Bc5 6. Bc4 h5 7. O-O Ng4 8. h3 Nf6 9. d3 Bxh3 10. gxh3 Qd7 11. Qf3 Ng4 12. hxg4 hxg4 13. Qg3 Bd6 14. e5 Rh3 15. exd6 cxd6 16. Qf4 O-O-O 17. Be3 Rdh8 18. Kg2 c5 19. Bxf7 Qe7 20. Bd5 Qh4 21. Be6+ Kb8 22. Qxd6+ Ka8 23. Bf4 *", + "Moves": "h3g3 f4g3 h4h3 g2g1 h3h1", + "MovesSAN": "Rg3+ Bxg3 Qh3+ Kg1 Qh1#", + "Themes": "clearance long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "6r1/p6k/1pq1p2p/2b2pr1/8/3B2P1/PP2QP1P/2RR2K1 b - - 1 25", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Bg5 Be7 5. e3 O-O 6. Nf3 h6 7. Bh4 b6 8. Bd3 Bb7 9. Ne5 dxc4 10. Bxc4 Bb4 11. O-O Nbd7 12. Nxd7 Qxd7 13. Bxf6 gxf6 14. Qg4+ Kh7 15. Bd3+ f5 16. Qh5 Rg8 17. g3 Rg5 18. Qe2 Rag8 19. e4 fxe4 20. Nxe4 Bxe4 21. Bxe4+ f5 22. Bd3 c5 23. Rfd1 Qc6 24. dxc5 Bxc5 25. Rac1 *", + "Moves": "g5g3 h2g3 g8g3 g1h2 c6g2", + "MovesSAN": "Rxg3+ hxg3 Rxg3+ Kh2 Qg2#", + "Themes": "kingsideAttack long mate mateIn3 middlegame pin sacrifice" + }, + { + "FEN": "2rq1r2/pp3pk1/5Rp1/3pP3/6Q1/P7/1P5P/6RK w - - 2 24", + "PGN": "1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nf3 e6 5. Bd3 Bxd3 6. Qxd3 c5 7. c3 cxd4 8. cxd4 Nc6 9. Nbd2 Bb4 10. a3 Bxd2+ 11. Bxd2 Nge7 12. O-O O-O 13. Ng5 Nf5 14. g4 h6 15. gxf5 hxg5 16. Kh1 exf5 17. Qxf5 Nxd4 18. Qg4 Ne6 19. f4 gxf4 20. Bxf4 Nxf4 21. Rxf4 Rc8 22. Rg1 g6 23. Rf6 Kg7 *", + "Moves": "f6g6 f7g6 g4g6 g7h8 g6h5", + "MovesSAN": "Rxg6+ fxg6 Qxg6+ Kh8 Qh5#", + "Themes": "endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "4kr2/1Q6/4p3/p2p4/3n4/8/P2N2P1/2R3K1 b - - 0 34", + "PGN": "1. e4 g6 2. c3 Bg7 3. d4 e6 4. Nf3 d5 5. e5 a5 6. Bb5+ c6 7. Bd3 b5 8. Bg5 Ne7 9. Nbd2 O-O 10. h4 b4 11. h5 bxc3 12. bxc3 Nd7 13. hxg6 fxg6 14. Nh4 c5 15. Nxg6 hxg6 16. Bxg6 cxd4 17. Qh5 Rxf2 18. Qh7+ Kf8 19. Bh6 Nxg6 20. Qxg7+ Ke8 21. Kxf2 Ndxe5 22. Bg5 Qxg5 23. Rh8+ Nxh8 24. Qxg5 Nef7 25. Qg8+ Ke7 26. cxd4 Bb7 27. Qg4 Rf8 28. Qh4+ Kd7 29. Rc1 Ng6 30. Qg3 Nfe5+ 31. Kg1 Nc6 32. Qxg6 Nxd4 33. Qg7+ Ke8 34. Qxb7 *", + "Moves": "d4e2 g1h2 f8h8 b7h7 h8h7", + "MovesSAN": "Ne2+ Kh2 Rh8+ Qh7 Rxh7#", + "Themes": "anastasiaMate endgame fork long mate mateIn3" + }, + { + "FEN": "4N3/R5pk/4p1pb/2p4p/8/P7/3r4/5K2 w - - 4 50", + "PGN": "1. Nf3 d5 2. c4 d4 3. e3 Nc6 4. exd4 Nxd4 5. d3 Bg4 6. Be2 Nxe2 7. Qxe2 e6 8. h3 Bh5 9. Nc3 Nf6 10. Bf4 Bb4 11. Bd2 O-O 12. a3 Bd6 13. Nb5 Be7 14. Bf4 c6 15. Nc3 Qd7 16. O-O Rad8 17. Rfd1 h6 18. g4 Bg6 19. Ne5 Qd4 20. Nxg6 fxg6 21. Be5 Qd7 22. d4 h5 23. g5 Ne8 24. h4 Nd6 25. Rd3 Nxc4 26. Rad1 Nd6 27. b4 Rf5 28. Na4 b6 29. Nc3 Rdf8 30. f4 Nc4 31. Rf3 Nxe5 32. dxe5 Qc7 33. Ne4 Rxf4 34. Rxf4 Rxf4 35. Nd6 c5 36. Qe3 Rf8 37. bxc5 Qxc5 38. Qxc5 bxc5 39. Rc1 Rd8 40. Ne4 Rd5 41. Rb1 Rxe5 42. Rb8+ Kh7 43. Nd2 Re2 44. Rb7 Bd6 45. Nc4 Bg3 46. Rxa7 Bxh4 47. Nd6 Bxg5 48. Kf1 Rd2 49. Ne8 Bh6 *", + "Moves": "e8f6 h7h8 a7a8 d2d8 a8d8", + "MovesSAN": "Nf6+ Kh8 Ra8+ Rd8 Rxd8#", + "Themes": "endgame long mate mateIn3 pin" + }, + { + "FEN": "2r3k1/3QR3/1p2p1q1/2p1Pp2/4p1r1/2P1P2p/PP3P1K/5R2 b - - 2 32", + "PGN": "1. d4 Nf6 2. Bf4 e6 3. e3 b6 4. Nf3 Bb7 5. Bd3 d5 6. Nbd2 Be7 7. c3 O-O 8. Qe2 Ne4 9. O-O Nd7 10. Ba6 Bxa6 11. Qxa6 c5 12. Nxe4 dxe4 13. Nd2 f5 14. Qc4 Rf6 15. Bg5 Rg6 16. Bf4 Rc8 17. Qb3 Bg5 18. Bg3 h5 19. Rad1 h4 20. Be5 h3 21. g3 Qe7 22. Nc4 Bf6 23. Bd6 Qf7 24. Bf4 Be7 25. Ne5 Nxe5 26. dxe5 Rg4 27. Rd7 g5 28. Qa4 gxf4 29. Qxa7 fxg3 30. Rxe7 gxh2+ 31. Kxh2 Qg6 32. Qd7 *", + "Moves": "g4g2 h2h1 g2h2 h1h2 g6g2", + "MovesSAN": "Rg2+ Kh1 Rh2+ Kxh2 Qg2#", + "Themes": "attraction endgame exposedKing long master mate mateIn3 sacrifice" + }, + { + "FEN": "8/8/PPR5/4k2p/5pp1/6P1/1r3PKP/8 b - - 0 53", + "PGN": "1. e4 e5 2. Nf3 d6 3. a3 Bg4 4. Be2 Bxf3 5. Bxf3 Nf6 6. d4 Nc6 7. c3 d5 8. exd5 Nxd5 9. Qe2 Qd6 10. O-O g6 11. Bf4 Nxf4 12. Bxc6+ bxc6 13. Qxe5+ Qxe5 14. dxe5 Bc5 15. Nd2 O-O 16. Ne4 Rfe8 17. Nxc5 Rxe5 18. Nd7 Re6 19. Rad1 Rae8 20. Kh1 R8e7 21. Nc5 Re2 22. g3 Nh3 23. Kg2 Ng5 24. b4 R7e5 25. Rd8+ Kg7 26. Nd3 Rd5 27. Rxd5 cxd5 28. Nf4 Rc2 29. Nxd5 Ne4 30. Nxc7 Rxc3 31. Nb5 Rb3 32. Ra1 a6 33. Nc7 Nc3 34. Nxa6 Na4 35. Nc7 f5 36. Ne6+ Kf6 37. Nd4 Rd3 38. Nf3 g5 39. Ne1 Rc3 40. Nf3 g4 41. Nd4 Kg5 42. Nb5 Rb3 43. Re1 Nc3 44. Nxc3 Rxc3 45. Re3 Rc2 46. b5 Rb2 47. Re5 h5 48. a4 Kf6 49. Rc5 Ke6 50. a5 Kd6 51. Rc6+ Ke5 52. b6 f4 53. a6 *", + "Moves": "f4f3 g2f1 b2b1 c6c1 b1c1", + "MovesSAN": "f3+ Kf1 Rb1+ Rc1 Rxc1#", + "Themes": "endgame long mate mateIn3 rookEndgame" + }, + { + "FEN": "2r2r1k/q5p1/p2Bp2p/7N/6Q1/8/PPP2PPP/R5K1 b - - 0 21", + "PGN": "1. Nf3 Nc6 2. e4 e5 3. Nc3 Nf6 4. Bb5 Bc5 5. O-O a6 6. Bxc6 dxc6 7. Nxe5 Bb4 8. d3 Qe7 9. Bf4 Bd6 10. d4 h6 11. Nxc6 bxc6 12. e5 Ng4 13. exd6 cxd6 14. Re1 Be6 15. d5 cxd5 16. Nxd5 Qa7 17. Qxg4 O-O 18. Nf6+ Kh8 19. Rxe6 fxe6 20. Nh5 Rac8 21. Bxd6 *", + "Moves": "a7f2 g1h1 f2f1 a1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "2kr2qr/8/2bBp3/3p4/P2P2p1/2P2P2/6K1/1Q6 w - - 2 35", + "PGN": "1. d4 e6 2. Bf4 d6 3. e3 h6 4. Nf3 a6 5. a4 Qe7 6. Bd3 Nd7 7. Nc3 g5 8. Bg3 Bg7 9. h3 Ngf6 10. O-O g4 11. hxg4 Nxg4 12. Nh4 h5 13. Ne4 Ndf6 14. f3 Nxe3 15. Qe2 Nxf1 16. Rxf1 Nxe4 17. Bxe4 Bf6 18. Qf2 c6 19. c3 d5 20. Bd3 Bd7 21. Re1 O-O-O 22. Nf5 Qf8 23. Bd6 Qe8 24. Qf1 Qg8 25. Ne3 h4 26. Bxa6 h3 27. Ng4 hxg2 28. Kxg2 Bh4 29. Bxb7+ Kxb7 30. b4 f5 31. b5 Bxe1 32. bxc6+ Bxc6 33. Qxe1 fxg4 34. Qb1+ Kc8 *", + "Moves": "b1b8 c8d7 b8c7 d7e8 c7e7", + "MovesSAN": "Qb8+ Kd7 Qc7+ Ke8 Qe7#", + "Themes": "endgame exposedKing long mate mateIn3" + }, + { + "FEN": "7k/p2Qr2p/1p4pB/4r3/4qP1p/6PK/P7/8 w - - 3 34", + "PGN": "1. d4 g6 2. c4 Bg7 3. Nc3 b6 4. Nf3 Bb7 5. e4 e6 6. Bd3 Ne7 7. O-O O-O 8. Re1 c6 9. d5 cxd5 10. exd5 Bxc3 11. bxc3 exd5 12. cxd5 Nxd5 13. Be4 Nxc3 14. Qd4 Nxe4 15. Rxe4 Bxe4 16. Qxe4 Nc6 17. Bh6 Re8 18. Qc4 Qe7 19. h3 Qe6 20. Qc3 f6 21. Ng5 Qe5 22. Qc4+ d5 23. Qxc6 Qxa1+ 24. Kh2 fxg5 25. Qxd5+ Kh8 26. Qf7 Qe5+ 27. g3 Qe7 28. Qd5 Qe2 29. Qd4+ Re5 30. h4 Re8 31. Kh3 gxh4 32. f4 Qe4 33. Qd7 R8e7 *", + "Moves": "d7d8 e7e8 d8f6 h8g8 f6g7", + "MovesSAN": "Qd8+ Re8 Qf6+ Kg8 Qg7#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "r2q2k1/1ppb1p2/1b1prn1Q/pN4N1/2Pn4/P2B3P/1P4P1/R3R1K1 w - - 0 18", + "PGN": "1. e4 e5 2. f4 exf4 3. Nf3 Bc5 4. d4 Bb6 5. c4 d6 6. h3 Nf6 7. Nc3 Nc6 8. Bxf4 h6 9. a3 a5 10. Nb5 O-O 11. Bd3 Re8 12. O-O Nxe4 13. Re1 Nf6 14. Qd2 Bd7 15. Bxh6 gxh6 16. Qxh6 Re6 17. Ng5 Nxd4 *", + "Moves": "d3h7 f6h7 h6h7 g8f8 h7f7", + "MovesSAN": "Bh7+ Nxh7 Qxh7+ Kf8 Qxf7#", + "Themes": "kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "r7/6R1/pkp1p3/3p1r2/P2PbP1b/7P/1PP5/R4K2 w - - 1 29", + "PGN": "1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Nc3 Nf6 5. Bg5 Bg4 6. Nf3 h6 7. Bh4 e6 8. h3 Bh5 9. g4 Bg6 10. Ne5 Bh7 11. a3 a6 12. f4 Be7 13. g5 hxg5 14. Bxg5 Ne4 15. Nxe4 Bxe4 16. Rg1 f6 17. Bxf6 Bxf6 18. Be2 Bh4+ 19. Kf1 Qf6 20. Bh5+ Ke7 21. Ng6+ Kd6 22. Qd2 Rxh5 23. Qb4+ Kc7 24. Qe7+ Qxe7 25. Nxe7 Nc6 26. Nxc6 bxc6 27. Rxg7+ Kb6 28. a4 Rf5 *", + "Moves": "a4a5 b6b5 g7b7 b5c4 a1a4", + "MovesSAN": "a5+ Kb5 Rb7+ Kc4 Ra4#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "1r6/3R4/p1n2p1p/Pp1pkp1P/5N2/6P1/5PK1/8 w - - 8 39", + "PGN": "1. d4 d5 2. c4 e6 3. g3 c6 4. Bg2 dxc4 5. Nf3 b5 6. a4 Qb6 7. a5 Qd8 8. Nc3 a6 9. O-O Bb7 10. e4 Qc7 11. Bf4 Bd6 12. Bxd6 Qxd6 13. e5 Qc7 14. Ne4 Nh6 15. Nd6+ Ke7 16. Ng5 f6 17. Nxb7 Qxb7 18. exf6+ gxf6 19. Nf3 Nd7 20. Re1 Kf7 21. Rb1 Nf5 22. b3 cxb3 23. Qxb3 Rae8 24. h4 Qc7 25. Ra1 Qd6 26. Red1 h6 27. Bh3 Qd5 28. Qxd5 cxd5 29. Bxf5 exf5 30. Kg2 Nb8 31. h5 Nc6 32. Nh4 Re4 33. Rac1 Rxd4 34. Rxd4 Nxd4 35. Rc7+ Ke6 36. Ng6 Rb8 37. Nf4+ Ke5 38. Rd7 Nc6 *", + "Moves": "d7d5 e5e4 f2f3 e4e3 d5d3", + "MovesSAN": "Rxd5+ Ke4 f3+ Ke3 Rd3#", + "Themes": "endgame hookMate long mate mateIn3" + }, + { + "FEN": "1k5r/pp3p1q/1r2p2p/2Nn3b/7N/P1QP2P1/1P2PPp1/2R3K1 w - - 4 23", + "PGN": "1. c4 d5 2. cxd5 Qxd5 3. Nc3 Qa5 4. g3 Nf6 5. Bg2 Nc6 6. Nf3 Bg4 7. h3 Bh5 8. O-O O-O-O 9. d3 e6 10. Bd2 h6 11. a3 g5 12. Na4 Qf5 13. Rc1 g4 14. Nh4 Qh7 15. Qb3 gxh3 16. Rxc6 hxg2 17. Rxc7+ Kxc7 18. Rc1+ Kb8 19. Bf4+ Bd6 20. Bxd6+ Rxd6 21. Nc5 Rb6 22. Qc3 Nd5 *", + "Moves": "c5d7 b8a8 c3c8 h8c8 c1c8", + "MovesSAN": "Nd7+ Ka8 Qc8+ Rxc8 Rxc8#", + "Themes": "backRankMate fork long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "7k/1q1p1r1p/pp1b1P2/5p2/8/1P5P/PB3PP1/4RRK1 w - - 0 29", + "PGN": "1. b3 c5 2. e4 e6 3. Nf3 a6 4. c4 b6 5. Bb2 Bb7 6. Nc3 Nf6 7. e5 Ng4 8. h3 Nh6 9. Bd3 Be7 10. Be4 Nc6 11. d4 cxd4 12. Nxd4 Qc7 13. Nxc6 Bxc6 14. O-O O-O 15. Nd5 exd5 16. cxd5 Bxd5 17. Qxd5 Rad8 18. Rac1 Qb8 19. Qd3 g6 20. Qe3 Nf5 21. Bxf5 gxf5 22. Qf4 f6 23. Qh4 Rf7 24. exf6 Bd6 25. Qg5+ Kh8 26. Qh5 Rdf8 27. Rce1 Qb7 28. Qxf7 Rxf7 *", + "Moves": "e1e8 d6f8 e8f8 f7f8 f6f7", + "MovesSAN": "Re8+ Bf8 Rxf8+ Rxf8 f7#", + "Themes": "advancedPawn discoveredAttack endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "4r1k1/1bpQ2pp/1p2qp2/p3N3/5P2/P1P3P1/5K1P/3R4 w - - 0 32", + "PGN": "1. d4 d5 2. Bg5 Nf6 3. Bxf6 exf6 4. e3 Bf5 5. Nf3 Bd6 6. c4 O-O 7. Nc3 Bb4 8. Qb3 a5 9. a3 dxc4 10. Bxc4 Bxc3+ 11. bxc3 b6 12. O-O Nc6 13. Rfe1 Ne7 14. e4 Bd7 15. Bd3 Ng6 16. g3 Bg4 17. Kg2 Qd7 18. Qc2 Rfe8 19. d5 Re7 20. Nd4 Ne5 21. f4 Nxd3 22. Qxd3 f5 23. Nc6 Rxe4 24. Rxe4 fxe4 25. Qxe4 Re8 26. Qd3 Bf5 27. Qd2 Be4+ 28. Kf2 Bxd5 29. Ne5 Qe6 30. Rd1 Bb7 31. Qd7 f6 *", + "Moves": "d7e6 e8e6 d1d8 e6e8 d8e8", + "MovesSAN": "Qxe6+ Rxe6 Rd8+ Re8 Rxe8#", + "Themes": "clearance endgame long mate mateIn3" + }, + { + "FEN": "1k1r4/1Pp3pp/p2r4/4p1b1/8/1QN1BbP1/P6q/1R2K1R1 w - - 5 26", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nxe5 Nc6 4. Nxc6 dxc6 5. e5 Nd5 6. c4 Nb6 7. c5 Nd5 8. d4 Be6 9. Bc4 Qh4 10. Be3 O-O-O 11. Bxd5 Bxd5 12. g3 Qh3 13. f3 Qg2 14. Rg1 Qxh2 15. Qa4 Kb8 16. Nc3 Bxf3 17. b4 f6 18. b5 cxb5 19. Nxb5 a6 20. Nc3 fxe5 21. d5 Be7 22. c6 Rxd5 23. cxb7 Rd6 24. Rb1 Rhd8 25. Qb3 Bg5 *", + "Moves": "e3a7 b8a7 b7b8q d8b8 b3b8", + "MovesSAN": "Ba7+ Kxa7 b8=Q+ Rxb8 Qxb8#", + "Themes": "advancedPawn attraction long mate mateIn3 middlegame promotion queensideAttack" + }, + { + "FEN": "k1r5/p4p2/6bp/1N6/1R6/7P/3R3K/r7 w - - 9 40", + "PGN": "1. c4 c5 2. g3 d5 3. Bg2 Nf6 4. e3 d4 5. d3 Nc6 6. Nf3 Bg4 7. O-O Qd7 8. Nbd2 dxe3 9. fxe3 O-O-O 10. Nb3 Qxd3 11. Qxd3 Rxd3 12. Nxc5 Rd8 13. h3 Bh5 14. b3 e5 15. Na4 h6 16. Bb2 Bd6 17. c5 Bc7 18. a3 Rd3 19. b4 Rxe3 20. Rae1 Rb3 21. Nd2 Rd3 22. Bxc6 bxc6 23. Nc4 Rxg3+ 24. Kh2 e4 25. Nd6+ Bxd6 26. cxd6 Rb3 27. Bxf6 gxf6 28. Rxe4 Rg8 29. d7+ Kc7 30. Rxf6 Rxa3 31. b5 Ra2+ 32. Kh1 cxb5 33. Nc3 Ra1+ 34. Kh2 Kxd7 35. Nxb5 Bg6 36. Rd6+ Kc8 37. Rc4+ Kb8 38. Rd2 Rc8 39. Rb4 Ka8 *", + "Moves": "b5c7 c8c7 d2d8 c7c8 d8c8", + "MovesSAN": "Nc7+ Rxc7 Rd8+ Rc8 Rxc8#", + "Themes": "endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "5r1k/ppp4p/4Q1p1/2qP4/8/2N5/PPb2PPP/4R1K1 b - - 4 22", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. c3 d6 4. d4 exd4 5. cxd4 Nf6 6. d5 Ne5 7. Bd3 Nxd3+ 8. Qxd3 Bg4 9. Bg5 Be7 10. e5 dxe5 11. Nxe5 O-O 12. Nc3 g6 13. Bxf6 Bf5 14. Bxe7 Qxe7 15. Qg3 f6 16. O-O fxe5 17. Rfe1 Rae8 18. Rad1 Qc5 19. Rxe5 Rxe5 20. Qxe5 Bc2 21. Qe6+ Kh8 22. Re1 *", + "Moves": "c5f2 g1h1 f2f1 e1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "k3rb2/ppQ1p3/2q2n1p/6p1/8/2P1P3/PP6/2KR3R w - - 0 26", + "PGN": "1. d4 Nf6 2. Bf4 c6 3. Nf3 d5 4. e3 Bg4 5. Be2 Nbd7 6. Nbd2 h6 7. c3 g5 8. Bg3 Nh5 9. Qb3 Nxg3 10. hxg3 Qc7 11. O-O-O Nf6 12. Rde1 O-O-O 13. Ne5 Bxe2 14. Nxf7 Bc4 15. Nxc4 dxc4 16. Qxc4 Bg7 17. Nxd8 Rxd8 18. Qf7 Bf8 19. f3 Qxg3 20. Qe6+ Kb8 21. Rd1 Qxg2 22. Qe5+ Ka8 23. Qc7 Re8 24. d5 Qxf3 25. dxc6 Qxc6 *", + "Moves": "d1d8 e8d8 c7d8 c6c8 d8c8", + "MovesSAN": "Rd8+ Rxd8 Qxd8+ Qc8 Qxc8#", + "Themes": "fork long mate mateIn3 middlegame" + }, + { + "FEN": "8/R4p2/3p2k1/2pP1r1p/2P1KP2/pr2BP1P/1bR5/8 b - - 0 36", + "PGN": "1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 O-O 5. Nf3 d6 6. h3 c5 7. d5 e6 8. Bd3 exd5 9. exd5 Re8+ 10. Be3 Bf5 11. Bxf5 gxf5 12. O-O Ne4 13. Qc2 Nd7 14. Rfe1 Nxc3 15. bxc3 Qf6 16. Bg5 Qxc3 17. Qxf5 Ne5 18. Rec1 Nxf3+ 19. gxf3 Qe5 20. Qxe5 Rxe5 21. Be3 b6 22. Rab1 Rf5 23. Kg2 Be5 24. a4 Kh8 25. a5 Rg8+ 26. Kf1 bxa5 27. Ke2 a4 28. Rb7 Ra8 29. Rb5 a3 30. Ra5 Bb2 31. Rc2 Rb8 32. Rxa7 Rb3 33. f4 Kg7 34. Kf3 h5 35. Ke4 Kg6 36. f3 *", + "Moves": "f5f4 e4f4 b2e5 f4e4 f7f5", + "MovesSAN": "Rxf4+ Kxf4 Be5+ Ke4 f5#", + "Themes": "attraction endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "8/5rk1/5p2/p1P3pp/4Q3/P3PP1N/2rq1BPP/R5K1 b - - 2 26", + "PGN": "1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Bg5 Ne4 5. Nxe4 dxe4 6. e3 Bg7 7. a3 O-O 8. c5 b6 9. b4 bxc5 10. bxc5 Ba6 11. Be2 c6 12. Nh3 Bxe2 13. Qxe2 Nd7 14. O-O Rb8 15. Rfb1 a5 16. Qa6 Nxc5 17. dxc5 Bxa1 18. Rxa1 Rb2 19. Qxc6 f6 20. Bf4 g5 21. Bg3 h5 22. Qxe4 Kg7 23. f3 Qd2 24. Bf2 Rc2 25. Qxe7+ Rf7 26. Qe4 *", + "Moves": "c2c1 a1c1 d2c1 f2e1 c1e1", + "MovesSAN": "Rc1+ Rxc1 Qxc1+ Be1 Qxe1#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "r1b1r1k1/p1p2ppp/2pq4/8/2B5/5Q2/PPP3PP/R1K4n w - - 0 17", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4 5. Nxd4 Bc5 6. Nxc6 bxc6 7. Bg5 O-O 8. e5 Re8 9. Ne4 Bxf2+ 10. Kxf2 Nxe4+ 11. Ke3 Nxg5 12. Kd2 Ne4+ 13. Kc1 Nf2 14. Qf3 Nxh1 15. Bc4 d5 16. exd6 Qxd6 *", + "Moves": "f3f7 g8h8 f7e8 d6f8 e8f8", + "MovesSAN": "Qxf7+ Kh8 Qxe8+ Qf8 Qxf8#", + "Themes": "fork long mate mateIn3 middlegame" + }, + { + "FEN": "6Q1/pp2r1p1/3q2kp/2pN4/3n2n1/1B6/PPP3Pb/R1B2R1K b - - 6 22", + "PGN": "1. e4 e5 2. Nf3 d6 3. d4 exd4 4. Qxd4 h6 5. Bc4 c5 6. Qe3 Be7 7. Nc3 Nf6 8. e5 dxe5 9. Nxe5 O-O 10. O-O Bd6 11. Rd1 Nc6 12. Ng6 Bxh2+ 13. Kh1 Nd4 14. Nxf8 Qxf8 15. Bb3 Bg4 16. f3 Re8 17. Qf2 Qd6 18. fxg4 Nxg4 19. Qxf7+ Kh7 20. Rf1 Re7 21. Qg8+ Kg6 22. Nd5 *", + "Moves": "g4f2 f1f2 e7e1 f2f1 e1f1", + "MovesSAN": "Nf2+ Rxf2 Re1+ Rf1 Rxf1#", + "Themes": "kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "8/8/PP1R4/5p2/6k1/4P2p/1r1P3P/6K1 b - - 1 45", + "PGN": "1. e3 e5 2. c4 Nf6 3. Nf3 Bc5 4. Nxe5 O-O 5. Nf3 d5 6. Nc3 dxc4 7. Bxc4 Re8 8. O-O Be6 9. Bxe6 Rxe6 10. Qb3 Qd6 11. Ng5 Re7 12. Qxb7 Qc6 13. Qxc6 Nxc6 14. a3 h6 15. Nf3 Ne5 16. Nxe5 Rxe5 17. b4 Bd6 18. f4 Rh5 19. Nb5 g5 20. Nxd6 cxd6 21. Bb2 Kg7 22. Bxf6+ Kxf6 23. g3 gxf4 24. Rxf4+ Kg7 25. Rg4+ Kh7 26. Rc1 f5 27. Rh4 Rxh4 28. gxh4 Rg8+ 29. Kh1 Rg4 30. Rc7+ Kg6 31. Rxa7 Rxh4 32. Ra6 Rc4 33. Rxd6+ Kg5 34. b5 Rc2 35. a4 Ra2 36. Rd4 h5 37. b6 Rb2 38. a5 Rb5 39. Ra4 h4 40. Kg2 Rb2 41. Rd4 Ra2 42. Rd5 Rb2 43. Rd6 Kg4 44. a6 h3+ 45. Kg1 *", + "Moves": "g4f3 d6c6 b2b1 c6c1 b1c1", + "MovesSAN": "Kf3 Rc6 Rb1+ Rc1 Rxc1#", + "Themes": "endgame long mate mateIn3 rookEndgame" + }, + { + "FEN": "2r2rk1/7p/2q1p3/pp3Q2/3p4/2P2N2/PP5P/4R2K w - - 0 26", + "PGN": "1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nc6 5. Nf3 Bg4 6. c3 e6 7. Bf4 Bd6 8. Bxd6 Qxd6 9. Nbd2 Nge7 10. O-O O-O 11. Qe1 a6 12. Ne5 Nxe5 13. dxe5 Qc7 14. f4 Bf5 15. Qe3 b5 16. Kh1 Rac8 17. g4 Bxd3 18. Qxd3 g6 19. Rae1 a5 20. f5 exf5 21. gxf5 Nxf5 22. Rxf5 gxf5 23. Qxf5 Qc6 24. e6 d4+ 25. Nf3 fxe6 *", + "Moves": "e1g1 g8h8 f5e5 f8f6 e5f6", + "MovesSAN": "Rg1+ Kh8 Qe5+ Rf6 Qxf6#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "r1b1r3/p3qNk1/1pp3p1/3B1p1p/3p4/1Q1P1N2/PP3PPP/R1B2K1R b - - 4 20", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 Nf6 5. Ng5 d5 6. exd5 Nxd5 7. Qf3 f6 8. Ne4 Nd4 9. Qd1 h5 10. Nxc5 b6 11. c3 O-O 12. Ne4 f5 13. Ng5 g6 14. cxd4 exd4 15. Qb3 Re8+ 16. Kf1 c6 17. Nd2 Qe7 18. Bxd5+ Kh8 19. Nf7+ Kg7 20. Nf3 *", + "Moves": "e7e2 f1g1 e2e1 f3e1 e8e1", + "MovesSAN": "Qe2+ Kg1 Qe1+ Nxe1 Rxe1#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "2R1brk1/1p4p1/pq2p2p/3pP1b1/6p1/PP6/1B1N1PPP/R2QN1K1 b - - 0 24", + "PGN": "1. e4 e6 2. d4 d5 3. e5 h6 4. Nf3 Ne7 5. Bd3 c5 6. c3 Nbc6 7. b3 a6 8. Ba3 Ng6 9. Bxg6 fxg6 10. Bb2 Be7 11. O-O O-O 12. Nbd2 cxd4 13. cxd4 Qb6 14. Qc2 g5 15. a3 Bd7 16. Qd3 Na7 17. Qe3 Rac8 18. Rfc1 g4 19. Ne1 Bg5 20. Qe2 Bb5 21. Qd1 Nc6 22. Rc5 Nxe5 23. Rxc8 Be8 24. dxe5 *", + "Moves": "b6f2 g1h1 f2f1 d2f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Nxf1 Rxf1#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "5rk1/2RN2pp/bp1npq2/p2p4/3P2Q1/1P6/P4PPP/2R3K1 b - - 2 27", + "PGN": "1. e4 Nf6 2. e5 Nd5 3. c4 Nb6 4. Nc3 e6 5. b3 Bb4 6. Bb2 Bxc3 7. Bxc3 d6 8. d4 d5 9. c5 N6d7 10. Nf3 b6 11. Bb5 a6 12. Bxd7+ Nxd7 13. c6 Nb8 14. O-O Nxc6 15. Nd2 a5 16. Qg4 O-O 17. Nf3 Ne7 18. Bd2 Nf5 19. Bg5 f6 20. exf6 Rxf6 21. Bxf6 Qxf6 22. Ne5 Ba6 23. Rfc1 Qe7 24. Rc2 Rf8 25. Rac1 Nd6 26. Rxc7 Qf6 27. Nd7 *", + "Moves": "f6f2 g1h1 f2f1 c1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "5R2/r6k/4p1p1/2p3Qp/2Ppq3/1P6/r5PP/5R1K w - - 4 39", + "PGN": "1. e4 e6 2. d4 d5 3. Nd2 c5 4. Ngf3 cxd4 5. Nxd4 Nc6 6. Nxc6 bxc6 7. Bd3 Bd6 8. O-O Ne7 9. Qe2 O-O 10. e5 Bc7 11. f4 a5 12. Kh1 c5 13. c4 Bb7 14. Nf3 g6 15. Be3 d4 16. Bd2 a4 17. Ng5 Nf5 18. Ne4 Bb6 19. Nf6+ Kg7 20. Be4 Bxe4 21. Qxe4 h5 22. Rf3 Ba5 23. Be1 Rb8 24. b3 axb3 25. axb3 Bxe1 26. Rxe1 Qb6 27. Rg1 Qb7 28. Qe1 Ra8 29. Ne4 Qc6 30. Ng3 Nxg3+ 31. Qxg3 Ra2 32. f5 exf5 33. Rxf5 Re8 34. Rf6 Qe4 35. Rgf1 Re7 36. e6 fxe6 37. Qg5 Rea7 38. Rf8 Kh7 *", + "Moves": "f8h8 h7h8 g5h6 a7h7 h6f8", + "MovesSAN": "Rh8+ Kxh8 Qh6+ Rh7 Qf8#", + "Themes": "attraction endgame long master masterVsMaster mate mateIn3 sacrifice" + }, + { + "FEN": "8/p6p/2Q3p1/4kp2/8/3P2P1/P1P2P1P/1q2rBK1 w - - 3 31", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nc3 Bb4 4. d3 Nc6 5. g3 d5 6. exd5 Nxd5 7. Bg2 Nxc3 8. bxc3 Bxc3+ 9. Bd2 Bxa1 10. Qxa1 O-O 11. O-O Re8 12. Re1 Bg4 13. Bg5 f6 14. Be3 Bxf3 15. Bxf3 Rb8 16. Qb1 Nd4 17. Bd1 Qd5 18. Bxd4 exd4 19. Bg4 f5 20. Bh3 g6 21. Rxe8+ Rxe8 22. Bg2 Qa5 23. Qb3+ Kg7 24. Qxb7 Re1+ 25. Bf1 Qb6 26. Qd5 Qb1 27. Qxd4+ Kf7 28. Qc4+ Ke7 29. Qxc7+ Ke6 30. Qc6+ Ke5 *", + "Moves": "d3d4 e5d4 c2c3 d4e5 f2f4", + "MovesSAN": "d4+ Kxd4 c3+ Ke5 f4#", + "Themes": "attraction endgame long mate mateIn3" + }, + { + "FEN": "r1b2rk1/pp2R1p1/2p2nQp/3p2q1/3P4/5P1P/PPB3P1/R5K1 w - - 3 24", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Bc4 Nxe4 4. O-O d5 5. Bb3 Bc5 6. d3 Nf6 7. Nxe5 O-O 8. d4 Bd6 9. Bf4 c6 10. c3 Qc7 11. Nd2 h6 12. Ndf3 Nbd7 13. h3 Nh5 14. Bh2 f6 15. Nh4 fxe5 16. Qxh5 exd4 17. Bxd6 Qxd6 18. cxd4 Nf6 19. Qg6 Qf4 20. Bc2 Qxh4 21. Rfe1 Ne4 22. f3 Nf6 23. Re7 Qg5 *", + "Moves": "e7g7 g8h8 g7h7 f6h7 g6h7", + "MovesSAN": "Rxg7+ Kh8 Rh7+ Nxh7 Qxh7#", + "Themes": "kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "8/2R5/pk3p2/1p5q/8/P3n3/KP6/2R5 w - - 0 60", + "PGN": "1. d4 Nf6 2. Nc3 e6 3. e4 c5 4. Nf3 cxd4 5. Nxd4 d6 6. Bd3 a6 7. f4 Qc7 8. Be3 Nbd7 9. Qf3 b5 10. a3 Bb7 11. O-O Nc5 12. f5 e5 13. Nde2 h6 14. g4 Be7 15. Rad1 Rc8 16. Ng3 Rd8 17. Nd5 Bxd5 18. exd5 Na4 19. Bc1 Qc5+ 20. Be3 Qc7 21. Bc1 O-O 22. h4 Nb6 23. g5 Nfxd5 24. gxh6 gxh6 25. Qh5 Bf6 26. Qxh6 Bg7 27. Qg5 f6 28. Qg4 Rf7 29. Nh5 Ne7 30. Bh6 Nc6 31. Kh2 Kf8 32. Bxg7+ Rxg7 33. Nxg7 Qxg7 34. Qxg7+ Kxg7 35. Rg1+ Kf7 36. Rg6 Ne7 37. Rg4 d5 38. Rdg1 e4 39. Rg7+ Ke8 40. Be2 Kd7 41. Rh7 d4 42. Rgg7 Re8 43. Bh5 Nd5 44. Kg3 d3 45. cxd3 exd3 46. Kf2 Rc8 47. Bf3 Kd6 48. Bxd5 Nxd5 49. h5 Rc2+ 50. Ke1 Re2+ 51. Kd1 Ne3+ 52. Kc1 Rc2+ 53. Kb1 d2 54. Rd7+ Kc5 55. Rc7+ Kb6 56. Rxc2 d1=Q+ 57. Rc1 Qd3+ 58. Ka2 Qxf5 59. Rhc7 Qxh5 *", + "Moves": "c1c6 b6a5 b2b4 a5a4 c6a6", + "MovesSAN": "R1c6+ Ka5 b4+ Ka4 Rxa6#", + "Themes": "deflection endgame long mate mateIn3" + }, + { + "FEN": "6rk/1p3prp/p1nqp3/3p1p2/3Q3N/P1N3PR/1PP2PP1/6K1 w - - 7 32", + "PGN": "1. e4 d5 2. Nc3 c6 3. exd5 cxd5 4. d4 Nf6 5. Bg5 e6 6. Bb5+ Bd7 7. Qd3 Bxb5 8. Qxb5+ Qd7 9. Qb3 Nc6 10. Bxf6 gxf6 11. Nf3 Bb4 12. O-O O-O 13. a3 Bd6 14. Nb5 Bb8 15. Qe3 a6 16. Nc3 Kh8 17. Qh6 Qe7 18. Rad1 Rg8 19. Rfe1 Rg6 20. Qh4 Qd6 21. Qh5 Bc7 22. Rd3 Rag8 23. Nh4 R6g7 24. Rh3 f5 25. Ree3 Nxd4 26. Reg3 Qf8 27. Qd1 Bxg3 28. hxg3 Nc6 29. Qe2 Qd6 30. Qd3 Ne5 31. Qd4 Nc6 *", + "Moves": "h4g6 f7g6 h3h7 h8h7 d4h4", + "MovesSAN": "Ng6+ fxg6 Rxh7+ Kxh7 Qh4#", + "Themes": "attraction discoveredAttack kingsideAttack long mate mateIn3 middlegame pin sacrifice" + }, + { + "FEN": "5rk1/RR3p1p/5Qp1/2P5/3P3P/8/4nPPK/4q3 b - - 0 37", + "PGN": "1. d4 g6 2. Bf4 c5 3. c3 Bg7 4. e3 d6 5. Nf3 Nd7 6. Be2 Ngf6 7. Nbd2 b6 8. h3 Bb7 9. Bh2 O-O 10. a4 Rc8 11. O-O cxd4 12. exd4 Ne4 13. Nxe4 Bxe4 14. Nd2 Ba8 15. Bf3 Rc7 16. Bxa8 Qxa8 17. Qe2 Nf6 18. a5 Qb7 19. axb6 Qxb6 20. Nc4 Qb3 21. Na5 Qb6 22. Nc4 Qb5 23. b3 d5 24. Bxc7 dxc4 25. bxc4 Qb7 26. Be5 Rc8 27. c5 Nd5 28. Bxg7 Kxg7 29. Rfb1 Qc6 30. Rxa7 Nxc3 31. Qe5+ Kg8 32. Qxe7 Qd5 33. Rbb7 Rf8 34. Qd6 Qe4 35. Qf6 Qe1+ 36. Kh2 Ne2 37. h4 *", + "Moves": "e1g1 h2h3 g1h1 h3g4 h1g2", + "MovesSAN": "Qg1+ Kh3 Qh1+ Kg4 Qxg2#", + "Themes": "deflection endgame long mate mateIn3" + }, + { + "FEN": "r7/5pk1/p7/1p2R3/1Q1P4/8/P1B5/5qNK b - - 1 31", + "PGN": "1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Bc4 O-O 8. Ne2 a6 9. O-O b5 10. Bd3 c5 11. Be3 cxd4 12. cxd4 Nc6 13. Bc2 Bg4 14. f3 Bh5 15. g4 Bxg4 16. fxg4 Qd7 17. h3 h5 18. Rf4 hxg4 19. hxg4 g5 20. Rf5 Bf6 21. Qd2 Kg7 22. Bxg5 Rh8 23. Bxf6+ exf6 24. g5 Qd6 25. gxf6+ Kf8 26. e5 Nxe5 27. Rxe5 Qxf6 28. Qb4+ Kg7 29. Rf1 Rh1+ 30. Kxh1 Qxf1+ 31. Ng1 *", + "Moves": "a8h8 c2h7 h8h7 e5h5 h7h5", + "MovesSAN": "Rh8+ Bh7 Rxh7+ Rh5 Rxh5#", + "Themes": "endgame exposedKing long mate mateIn3" + }, + { + "FEN": "2r3k1/pp3rpp/8/5p2/1B1Rp3/P5Q1/5PPP/2R3K1 b - - 0 26", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 e5 5. Bb5+ Bd7 6. Bxd7+ Qxd7 7. Nf5 Nf6 8. O-O Nxe4 9. Ne3 Be7 10. Qf3 d5 11. Nc3 Nxc3 12. bxc3 Nc6 13. Rd1 e4 14. Qg3 O-O 15. Nxd5 Bd6 16. Qe3 Qe6 17. Bb2 f5 18. c4 Nb4 19. Nxb4 Bxb4 20. Qg3 Rf7 21. a3 Bd6 22. Rxd6 Qxc4 23. Rd4 Qxc2 24. Bc3 Rc8 25. Bb4 Qc1+ 26. Rxc1 *", + "Moves": "c8c1 d4d1 c1d1 b4e1 d1e1", + "MovesSAN": "Rxc1+ Rd1 Rxd1+ Be1 Rxe1#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "r4rk1/1qp2Npp/1p3b2/p1n5/2Q5/8/P4PPP/3R2K1 w - - 14 31", + "PGN": "1. d4 Nf6 2. c4 d5 3. Nc3 dxc4 4. e3 Bg4 5. Be2 Bxe2 6. Ngxe2 e6 7. O-O a6 8. b3 cxb3 9. Qxb3 b6 10. Bb2 Bd6 11. e4 Be7 12. Rfd1 O-O 13. Rac1 a5 14. d5 exd5 15. Nxd5 Nxd5 16. Rxd5 Qc8 17. Qc3 Bf6 18. e5 Bg5 19. e6 Bf6 20. exf7+ Rxf7 21. Qc4 Bxb2 22. Rcd1 Bf6 23. Rd8+ Bxd8 24. Qe4 Na6 25. Nd4 Nc5 26. Qe2 Bf6 27. Nc6 Qb7 28. Ne5 Rff8 29. Qc4+ Kh8 30. Nf7+ Kg8 *", + "Moves": "f7h6 g8h8 c4g8 f8g8 h6f7", + "MovesSAN": "Nh6+ Kh8 Qg8+ Rxg8 Nf7#", + "Themes": "doubleCheck long mate mateIn3 middlegame sacrifice smotheredMate" + }, + { + "FEN": "6rk/6np/2pP4/1n2B3/1p5P/q2P4/PpP5/1K3RR1 w - - 0 30", + "PGN": "1. f3 d5 2. e4 dxe4 3. fxe4 Nc6 4. Nf3 e5 5. Bc4 Be7 6. d3 Nf6 7. Nc3 O-O 8. Bg5 Bg4 9. Qd2 Bxf3 10. gxf3 Nd4 11. Qg2 Kh8 12. O-O-O c6 13. Rhg1 Rg8 14. Bxf7 Qd6 15. h4 Raf8 16. Bb3 b5 17. Rdf1 a5 18. f4 a4 19. Bxg8 Rxg8 20. fxe5 Qxe5 21. Bf4 Qc5 22. e5 Nh5 23. Bh2 a3 24. Ne4 axb2+ 25. Kb1 Qa3 26. Nd6 Bxd6 27. exd6 b4 28. Be5 Nb5 29. Qxg7+ Nxg7 *", + "Moves": "e5g7 g8g7 f1f8 g7g8 g1g8", + "MovesSAN": "Bxg7+ Rxg7 Rf8+ Rg8 Rgxg8#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "r2q4/pb2rpk1/1p4B1/2pnn1p1/8/1P2P2Q/P2N1PPP/4RRK1 w - - 0 20", + "PGN": "1. b3 Nf6 2. Bb2 g6 3. e3 Bg7 4. Nf3 O-O 5. d4 d6 6. Bd3 Nbd7 7. O-O c5 8. Nbd2 b6 9. Qe2 Bb7 10. c4 Re8 11. d5 e6 12. dxe6 Rxe6 13. Ng5 Re7 14. Rae1 d5 15. cxd5 Nxd5 16. Bxg7 Kxg7 17. Qf3 Ne5 18. Qh3 h6 19. Bxg6 hxg5 *", + "Moves": "h3h7 g7f6 d2e4 f6e6 g6f5", + "MovesSAN": "Qh7+ Kf6 Ne4+ Ke6 Bf5#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "8/8/2r5/8/2ppppp1/5kp1/R2K4/6R1 w - - 0 53", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Bc4 Bg7 7. Bb3 O-O 8. f3 Nc6 9. Be3 Bd7 10. Qd2 Ne5 11. O-O-O Rc8 12. Bh6 Qa5 13. Bxg7 Kxg7 14. h4 h5 15. g4 Nxf3 16. Nxf3 Bxg4 17. Rdf1 Rxc3 18. Qxc3 Qxc3 19. bxc3 Nxe4 20. Rhg1 Nxc3 21. Kd2 Ne4+ 22. Ke3 f5 23. Ng5 Nxg5 24. hxg5 e5 25. Bd5 b6 26. c4 f4+ 27. Kd2 Rf5 28. Bf3 Rxg5 29. Bxg4 hxg4 30. Kd3 Kf6 31. Ke4 Ke6 32. Rf2 g3 33. Rd2 Rf5 34. Rd3 Rf8 35. Rgd1 Rd8 36. R1d2 g5 37. Rd5 g4 38. Rg2 Rc8 39. Kd3 Rc6 40. a4 Kf5 41. a5 Kg5 42. axb6 axb6 43. Kc3 Kh4 44. Rd1 b5 45. Rh1+ Kg5 46. Rh8 bxc4 47. Rg8+ Kf5 48. Rf8+ Ke4 49. Rg1 Kf3 50. Ra8 d5 51. Ra2 d4+ 52. Kd2 e4 *", + "Moves": "g1f1 f3g2 d2e1 g2h3 f1h1", + "MovesSAN": "Rf1+ Kg2 Ke1+ Kh3 Rh1#", + "Themes": "discoveredAttack endgame long mate mateIn3 rookEndgame" + }, + { + "FEN": "1k1r4/p3q3/1p5p/5Q2/4r3/8/P4PPP/2RR2K1 b - - 0 35", + "PGN": "1. d4 d5 2. c4 Be6 3. Nc3 c6 4. Qb3 b6 5. cxd5 cxd5 6. Qb5+ Qd7 7. e3 Nf6 8. Nf3 Nc6 9. Qd3 O-O-O 10. Qa6+ Kb8 11. Bb5 Qc7 12. Bxc6 Qxc6 13. Nb5 Qb7 14. Qa3 Bd7 15. Nc3 e5 16. Qb3 exd4 17. Nxd4 Bc5 18. O-O Bxd4 19. exd4 Rhe8 20. Bf4+ Ka8 21. Qc2 h6 22. b4 Nh5 23. Be5 f6 24. Bd6 g6 25. Qxg6 Qc6 26. Qxh5 Qxd6 27. Nxd5 f5 28. Nc3 Qxd4 29. Rac1 Qxb4 30. Qf3+ Kb8 31. Nd5 Qd6 32. Rfd1 Re4 33. Ne3 Qe7 34. Nxf5 Bxf5 35. Qxf5 *", + "Moves": "d8d1 c1d1 e4e1 d1e1 e7e1", + "MovesSAN": "Rxd1+ Rxd1 Re1+ Rxe1 Qxe1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "3r1r1k/p4pp1/1p2p2N/8/5n2/P2R3Q/1q3PPP/5RK1 w - - 1 30", + "PGN": "1. d4 Nf6 2. e3 d6 3. Bc4 e6 4. c3 Be7 5. Nf3 O-O 6. O-O b6 7. Nbd2 Bb7 8. Bd3 Nbd7 9. Qc2 h6 10. Ne4 Nxe4 11. Bxe4 Bxe4 12. Qxe4 d5 13. Qc2 c5 14. e4 cxd4 15. Nxd4 dxe4 16. Qxe4 Nf6 17. Qf3 Bc5 18. Be3 Nd5 19. Nc6 Qd6 20. Bxc5 Qxc5 21. Ne5 Rad8 22. Rad1 Qa5 23. a3 Qb5 24. Qg3 Qxb2 25. Ng4 Kh7 26. Qd3+ Kh8 27. Qh3 Qxc3 28. Rd3 Qb2 29. Nxh6 Nf4 *", + "Moves": "h6f5 f4h3 d3h3 h8g8 f5e7", + "MovesSAN": "Nf5+ Nxh3+ Rxh3+ Kg8 Ne7#", + "Themes": "discoveredAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "1nkr3r/1b5p/1Qpqpp2/5n2/2P5/8/1B1PPPB1/R3K1NR b KQ - 0 20", + "PGN": "1. b4 e6 2. b5 c6 3. bxc6 dxc6 4. Bb2 Bd6 5. h4 f6 6. h5 Qe7 7. g4 b6 8. g5 Bb7 9. h6 Na6 10. Bg2 O-O-O 11. Nc3 gxh6 12. gxh6 Qf8 13. a4 Nxh6 14. a5 Nb8 15. axb6 axb6 16. Na4 Bc7 17. c4 Nf5 18. Qb3 Qd6 19. Nxb6+ Bxb6 20. Qxb6 *", + "Moves": "d6d2 e1f1 d2d1 a1d1 d8d1", + "MovesSAN": "Qxd2+ Kf1 Qd1+ Rxd1 Rxd1#", + "Themes": "backRankMate long mate mateIn3 opening sacrifice" + }, + { + "FEN": "8/3P2pk/p5p1/6q1/8/P3P3/1r3PQn/R2R2K1 b - - 1 38", + "PGN": "1. Nf3 Nc6 2. g3 e5 3. c4 Bc5 4. Nc3 d6 5. Bg2 Nge7 6. O-O O-O 7. e3 h6 8. d4 Bb6 9. a3 a6 10. d5 Na7 11. b4 Bg4 12. Na4 c6 13. h3 Bh5 14. c5 dxc5 15. bxc5 Bc7 16. d6 Bxd6 17. cxd6 Nd5 18. g4 Bg6 19. Nxe5 Kh7 20. Bxd5 cxd5 21. Nxg6 fxg6 22. Qxd5 Rf6 23. Rd1 Nb5 24. d7 Nc7 25. Qxb7 Rb8 26. Qg2 Ne6 27. Bb2 Rf7 28. Qd5 Ng5 29. h4 Nf3+ 30. Kf1 Rf8 31. g5 hxg5 32. hxg5 Rb5 33. Nc5 Rf5 34. Qe4 Rxb2 35. Ne6 Nh2+ 36. Kg1 Rxg5+ 37. Nxg5+ Qxg5+ 38. Qg2 *", + "Moves": "h2f3 g1f1 g5b5 d1d3 b5d3", + "MovesSAN": "Nf3+ Kf1 Qb5+ Rd3 Qxd3#", + "Themes": "endgame long mate mateIn3 pin" + }, + { + "FEN": "3R2rk/1p3prp/p3p3/5b2/7q/P1Q5/1PP5/1K1R4 w - - 4 34", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 c6 5. Bd2 Nf6 6. Bc4 Nbd7 7. Nf3 e6 8. d5 cxd5 9. Nxd5 Qd8 10. Qe2 Be7 11. Nxf6+ Nxf6 12. O-O-O O-O 13. Bh6 Qc7 14. Bxg7 Kxg7 15. Ne5 Kh8 16. f4 a6 17. Qf3 Bc5 18. Bd3 Rg8 19. g4 Bd4 20. h3 Bxe5 21. fxe5 Qxe5 22. Rhe1 Qg5+ 23. Kb1 Bd7 24. Be2 Bc6 25. Qc3 Rg7 26. h4 Qf4 27. Rf1 Qh2 28. Rxf6 Qxe2 29. Rff1 Qxg4 30. a3 Rg8 31. Rd3 Qxh4 32. Rfd1 Be4 33. Rd8 Bf5 *", + "Moves": "d8g8 h8g8 c3c8 h4d8 c8d8", + "MovesSAN": "Rxg8+ Kxg8 Qc8+ Qd8 Qxd8#", + "Themes": "attraction backRankMate long mate mateIn3 middlegame pin" + }, + { + "FEN": "3r3k/pp3Qb1/1q4p1/6Np/2P3b1/4R3/P4PPP/6K1 w - - 1 31", + "PGN": "1. d4 Nf6 2. e3 g6 3. Nf3 Bg7 4. Bd3 d5 5. c3 c5 6. Nbd2 Qb6 7. Qe2 Nc6 8. O-O O-O 9. Re1 Nd7 10. Nf1 e5 11. dxe5 Ndxe5 12. Nxe5 Nxe5 13. Bc2 Be6 14. Rb1 Rfd8 15. b3 Rac8 16. Bb2 Nc6 17. Ng3 d4 18. cxd4 cxd4 19. Bxd4 Nxd4 20. exd4 Bxd4 21. Bd3 Re8 22. Qf3 Red8 23. Rbd1 Bc3 24. Re3 h5 25. Ne4 Bg4 26. Qf4 Bxd1 27. Bc4 Rxc4 28. bxc4 Bg7 29. Ng5 Bg4 30. Qxf7+ Kh8 *", + "Moves": "e3e8 d8e8 f7e8 g7f8 e8f8", + "MovesSAN": "Re8+ Rxe8 Qxe8+ Bf8 Qxf8#", + "Themes": "exposedKing long mate mateIn3 middlegame" + }, + { + "FEN": "5r1k/2Q3pp/5q2/p3N3/3r4/P7/1P3PPP/5RK1 b - - 0 22", + "PGN": "1. d4 d5 2. c4 Nf6 3. cxd5 Nxd5 4. e4 Nf6 5. Nc3 e6 6. Bg5 Be7 7. e5 Nd5 8. Bxe7 Qxe7 9. Nf3 Nc6 10. Bb5 Bd7 11. Nxd5 exd5 12. Bxc6 Bxc6 13. O-O O-O 14. a3 a5 15. Rc1 f6 16. exf6 Qxf6 17. Ne5 Bb5 18. Qb3 Bxf1 19. Qxd5+ Kh8 20. Rxf1 Rad8 21. Qxb7 Rxd4 22. Qxc7 *", + "Moves": "f6f2 f1f2 d4d1 f2f1 f8f1", + "MovesSAN": "Qxf2+ Rxf2 Rd1+ Rf1 Rfxf1#", + "Themes": "endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "2kr4/p1pq2p1/2p4p/2P2p2/8/2P2bP1/P1Q1RP1P/R1B3K1 b - - 0 18", + "PGN": "1. Nf3 Nc6 2. g3 e5 3. d3 d5 4. Nbd2 Bg4 5. Bg2 Nf6 6. O-O Qd7 7. Re1 O-O-O 8. c3 e4 9. dxe4 dxe4 10. Ng5 h6 11. Ngxe4 Nxe4 12. Bxe4 Bc5 13. Qc2 Rhe8 14. Nf3 f5 15. Bxc6 bxc6 16. b4 Bxf3 17. bxc5 Rxe2 18. Rxe2 *", + "Moves": "d7d1 c2d1 d8d1 e2e1 d1e1", + "MovesSAN": "Qd1+ Qxd1 Rxd1+ Re1 Rxe1#", + "Themes": "kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "1Q3bk1/5p1p/p5p1/3N2P1/qPp1P3/7P/2P3K1/8 w - - 2 31", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Bc4 a6 7. a4 Bg7 8. O-O O-O 9. h3 Nbd7 10. Be3 Ne5 11. Bb3 Nc6 12. f4 e5 13. Nxc6 bxc6 14. fxe5 dxe5 15. Qf3 Qc7 16. Rad1 Bb7 17. Rd3 Rad8 18. Rfd1 c5 19. Rxd8 Rxd8 20. Rxd8+ Qxd8 21. g4 Qc7 22. g5 Nh5 23. Bd5 Bxd5 24. Nxd5 Qb7 25. b3 c4 26. b4 Nf4 27. Bxf4 exf4 28. Qxf4 Qd7 29. Kg2 Qxa4 30. Qb8+ Bf8 *", + "Moves": "d5e7 g8g7 b8e5 f7f6 e5f6", + "MovesSAN": "Ne7+ Kg7 Qe5+ f6 Qxf6#", + "Themes": "endgame long mate mateIn3 pin" + }, + { + "FEN": "rnbq3r/p3p1b1/2pp1kp1/6Np/3PP3/2p5/PPPQ1PPP/R3K2R w KQ - 0 12", + "PGN": "1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Nf3 Bg7 5. Bg5 c6 6. Qd2 h5 7. Bc4 b5 8. Bb3 b4 9. Bxf6 bxc3 10. Bxf7+ Kxf7 11. Ng5+ Kxf6 *", + "Moves": "d2f4 c8f5 e4e5 d6e5 d4e5", + "MovesSAN": "Qf4+ Bf5 e5+ dxe5 dxe5#", + "Themes": "long mate mateIn3 middlegame pin" + }, + { + "FEN": "r1bq1r2/5p2/p2p1pk1/2p5/2p1Pn2/3P4/PPP2P2/2KR3R w - - 0 22", + "PGN": "1. e4 c5 2. Nf3 d6 3. Nc3 Nf6 4. Bc4 g6 5. d3 Bg7 6. Bg5 h6 7. Bh4 O-O 8. Qd2 Kh7 9. O-O-O Nc6 10. h3 a6 11. g4 b5 12. g5 bxc4 13. gxf6 Bxf6 14. Ng5+ hxg5 15. Bxg5 Nd4 16. Nd5 Nf3 17. Nxf6+ exf6 18. Qf4 Nxg5 19. h4 Ne6 20. h5 Nxf4 21. hxg6+ Kxg6 *", + "Moves": "d1g1 f4g2 g1g2 c8g4 g2g4", + "MovesSAN": "Rdg1+ Ng2 Rxg2+ Bg4 Rxg4#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "r4rk1/pb2q1p1/1p2pnQ1/3p2N1/5R2/4P3/PP4PP/5RK1 w - - 1 22", + "PGN": "1. d4 d5 2. Bf4 e6 3. e3 Nf6 4. Bd3 Be7 5. Nf3 O-O 6. c3 Nbd7 7. Nbd2 c5 8. Ne5 cxd4 9. cxd4 Nxe5 10. dxe5 Nd7 11. O-O f6 12. Bxh7+ Kxh7 13. Qh5+ Kg8 14. Qg6 fxe5 15. Bh6 Bf6 16. f4 exf4 17. Rxf4 Qe7 18. Nf3 b6 19. Rf1 Bb7 20. Bg5 Bxg5 21. Nxg5 Nf6 *", + "Moves": "f4f6 f8f6 g6h7 g8f8 h7h8", + "MovesSAN": "Rxf6 Rxf6 Qh7+ Kf8 Qh8#", + "Themes": "kingsideAttack long mate mateIn3 middlegame pin sacrifice" + }, + { + "FEN": "8/pp4pk/2p5/3p4/1P3q1P/2P3p1/P3Q1P1/3B3K b - - 1 46", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. O-O Nf6 5. Re1 d6 6. c3 O-O 7. b4 Bb6 8. d3 Ng4 9. Rf1 Nxf2 10. Rxf2 Bxf2+ 11. Kxf2 Bg4 12. h3 Bh5 13. Nbd2 Kh8 14. Nf1 f5 15. Ng3 Bg6 16. exf5 Bxf5 17. Nxf5 Rxf5 18. Kg1 Qf6 19. Bd2 Rf8 20. Bd5 Nd8 21. Be4 Rh5 22. Nh2 Rh4 23. Nf3 Rh5 24. Nh2 Qf2+ 25. Kh1 Qf7 26. Qf1 Qe7 27. Qe2 Rh4 28. Rf1 Rxf1+ 29. Qxf1 Ne6 30. Bd5 Nf4 31. Bxf4 Rxf4 32. Qe2 c6 33. Bf3 Qf8 34. Ng4 Rf7 35. Qe3 Qb8 36. d4 exd4 37. Qxd4 d5 38. Ne5 Re7 39. Ng6+ hxg6 40. Qh4+ Kg8 41. Qxe7 Qf4 42. Qe8+ Kh7 43. Qe1 g5 44. h4 g4 45. Bd1 g3 46. Qe2 *", + "Moves": "f4h4 h1g1 h4h2 g1f1 h2h1", + "MovesSAN": "Qxh4+ Kg1 Qh2+ Kf1 Qh1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "5rk1/1Q3ppp/8/4p3/8/4q2P/PPr2RP1/3R2K1 w - - 2 27", + "PGN": "1. d4 d5 2. c4 c5 3. dxc5 d4 4. Nf3 Nc6 5. e3 e5 6. Qa4 Bd7 7. exd4 Nxd4 8. Qd1 Nxf3+ 9. Qxf3 Bxc5 10. Qg3 Qf6 11. Bg5 Bxf2+ 12. Qxf2 Qxg5 13. Nc3 Nf6 14. Bd3 Ng4 15. Qc5 Rc8 16. Qxa7 O-O 17. O-O Bc6 18. Be4 Ra8 19. Qc5 Bxe4 20. Nxe4 Qh6 21. h3 Rac8 22. Qb6 Rc6 23. Qxb7 Qe3+ 24. Nf2 Nxf2 25. Rxf2 Rxc4 26. Rd1 Rc2 *", + "Moves": "b7f7 f8f7 d1d8 f7f8 d8f8", + "MovesSAN": "Qxf7+ Rxf7 Rd8+ Rf8 Rxf8#", + "Themes": "endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "4R3/1p3k2/6pp/2P3q1/pP6/P2Q4/6PP/7K b - - 0 48", + "PGN": "1. d4 d6 2. Nf3 e6 3. c4 Bd7 4. e4 Be7 5. Nc3 Nf6 6. Bd3 Nc6 7. O-O e5 8. d5 Nb4 9. Bb1 Na6 10. a3 O-O 11. b4 c6 12. Bb2 cxd5 13. Nxd5 Nc7 14. Nxf6+ Bxf6 15. Ne1 h6 16. Nc2 Bc6 17. Ne3 Ne6 18. Nd5 Nc7 19. Nxc7 Qxc7 20. Qd3 Bd7 21. Ba2 Be6 22. Rad1 Rfd8 23. Rc1 Qe7 24. Bb3 a5 25. Bc3 a4 26. Ba2 Bg5 27. Bd2 Bxd2 28. Qxd2 Rac8 29. Rc2 f5 30. exf5 Bxf5 31. Rcc1 Bh7 32. c5+ d5 33. Bxd5+ Kh8 34. Qa2 e4 35. Bc4 e3 36. fxe3 Qxe3+ 37. Kh1 Rd2 38. Qa1 Rcd8 39. Rce1 Qg5 40. Re2 R2d4 41. Bb5 Bd3 42. Bxd3 Rxd3 43. Rfe1 Kh7 44. Qb1 g6 45. Re7+ Kg8 46. Re8+ Rxe8 47. Rxe8+ Kf7 48. Qxd3 *", + "Moves": "g5c1 e8e1 c1e1 d3f1 e1f1", + "MovesSAN": "Qc1+ Re1 Qxe1+ Qf1+ Qxf1#", + "Themes": "endgame long master mate mateIn3" + }, + { + "FEN": "5k2/5ppp/1R3q2/8/2p5/3nP2P/P3QPP1/5K1R b - - 0 25", + "PGN": "1. c4 e5 2. Nc3 Nf6 3. Nf3 Bb4 4. Nxe5 Bxc3 5. bxc3 d6 6. Nf3 Nc6 7. e3 Bg4 8. Be2 O-O 9. h3 Bh5 10. Nd4 Bxe2 11. Qxe2 Ne5 12. d3 c5 13. Nf3 Nxf3+ 14. Qxf3 d5 15. cxd5 Nxd5 16. c4 Nb4 17. Qe2 Nxd3+ 18. Kf1 b5 19. cxb5 c4 20. Ba3 Qf6 21. Rd1 a6 22. Bxf8 Kxf8 23. bxa6 Rxa6 24. Rb1 Rb6 25. Rxb6 *", + "Moves": "f6a1 b6b1 a1b1 e2d1 b1d1", + "MovesSAN": "Qa1+ Rb1 Qxb1+ Qd1 Qxd1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "rn3rk1/3n1Npp/p3Q3/1p2P3/3q1b2/8/PPP3PP/R4R1K w - - 1 21", + "PGN": "1. e4 c5 2. f4 d6 3. Nf3 Nf6 4. Nc3 a6 5. d4 cxd4 6. Nxd4 e6 7. Be3 b5 8. Be2 Bb7 9. Bf3 Qc7 10. O-O Be7 11. e5 dxe5 12. fxe5 Nfd7 13. Bg5 Bxg5 14. Bxb7 Qxb7 15. Qg4 Bh6 16. Ne4 O-O 17. Nd6 Qb6 18. Nxf7 Be3+ 19. Kh1 Qxd4 20. Qxe6 Bf4 *", + "Moves": "f7h6 g8h8 e6g8 f8g8 h6f7", + "MovesSAN": "Nh6+ Kh8 Qg8+ Rxg8 Nf7#", + "Themes": "doubleCheck kingsideAttack long mate mateIn3 middlegame sacrifice smotheredMate" + }, + { + "FEN": "2r2Q2/1p3R2/1kn1p3/3p4/P2P4/2K5/1NP5/qr6 w - - 0 35", + "PGN": "1. d4 d5 2. Nc3 Bf5 3. Nf3 e6 4. Bf4 a6 5. e3 h6 6. Bd3 Ne7 7. Ne5 Bxd3 8. Nxd3 Nf5 9. O-O Bd6 10. Bg3 Nc6 11. Qe2 Qg5 12. Bxd6 cxd6 13. f4 Qf6 14. a4 g5 15. fxg5 hxg5 16. b4 Qh6 17. g3 Nxg3 18. Qf2 Nxf1 19. Rxf1 O-O-O 20. b5 axb5 21. Nxb5 g4 22. Qxf7 Qxe3+ 23. Rf2 Rd7 24. Qf6 g3 25. hxg3 Qxg3+ 26. Kf1 Rh1+ 27. Ke2 Qg4+ 28. Kd2 Qd1+ 29. Kc3 Qa1+ 30. Nb2 Rb1 31. Qf8+ Rd8 32. Nxd6+ Kc7 33. Rf7+ Kb6 34. Nc8+ Rxc8 *", + "Moves": "f8c5 b6a6 c5b5 a6a7 b5b7", + "MovesSAN": "Qc5+ Ka6 Qb5+ Ka7 Qxb7#", + "Themes": "exposedKing long mate mateIn3 middlegame" + }, + { + "FEN": "4r1k1/pQp2ppp/8/7b/8/2PB4/P1P2qPP/1R2B2K b - - 0 22", + "PGN": "1. d4 e5 2. dxe5 Nc6 3. Nf3 Qe7 4. Nc3 Nxe5 5. Nxe5 Qxe5 6. e3 Bb4 7. Bd2 Nf6 8. Bd3 d6 9. O-O Bg4 10. f3 Bxc3 11. bxc3 Bh5 12. Qe1 O-O 13. e4 Rfe8 14. f4 Qc5+ 15. Kh1 Ng4 16. e5 dxe5 17. fxe5 Rxe5 18. Qb1 Rae8 19. Qxb7 Nf2+ 20. Rxf2 Qxf2 21. Rb1 Re1+ 22. Bxe1 *", + "Moves": "e8e1 b1e1 f2e1 d3f1 e1f1", + "MovesSAN": "Rxe1+ Rxe1 Qxe1+ Bf1 Qxf1#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "2b1r1k1/1p2qppp/8/2P5/3Q4/8/P3BPPP/R4K1R b - - 0 21", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Bd2 O-O 5. Nf3 c5 6. dxc5 Bxc3 7. Bxc3 Ne4 8. Qd4 Nxc3 9. Qxc3 Qc7 10. b4 a5 11. e3 axb4 12. Qxb4 Nc6 13. Qc3 d5 14. cxd5 exd5 15. Bd3 d4 16. Nxd4 Nxd4 17. exd4 Re8+ 18. Be2 Qe7 19. Qd2 Ra4 20. Kf1 Rxd4 21. Qxd4 *", + "Moves": "e7e2 f1g1 e2e1 a1e1 e8e1", + "MovesSAN": "Qxe2+ Kg1 Qe1+ Rxe1 Rxe1#", + "Themes": "backRankMate long mate mateIn3 middlegame" + }, + { + "FEN": "8/2N3pp/4Rp2/2p2P2/3b2k1/6P1/r2r3P/5R1K w - - 7 41", + "PGN": "1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. f4 e6 7. Nf3 Bd6 8. c3 Nd7 9. Ne5 Ne7 10. Bd3 Bxd3 11. Qxd3 f6 12. Nxd7 Qxd7 13. O-O O-O-O 14. f5 e5 15. Kh1 Kb8 16. dxe5 Bxe5 17. Qxd7 Rxd7 18. Be3 Rhd8 19. Bc5 Nd5 20. Ne4 b6 21. Ba3 c5 22. c4 Ne3 23. Rf3 Nxc4 24. g3 Nxb2 25. Bxb2 Bxb2 26. Rb1 Bd4 27. a4 Kc7 28. a5 Re7 29. Nf2 Re2 30. Nd3 Rde8 31. axb6+ axb6 32. Nf4 Ra2 33. Nd5+ Kc6 34. Nf4 Rea8 35. Ne6 Rd2 36. Rfb3 Raa2 37. Rxb6+ Kd5 38. Nc7+ Ke4 39. Re6+ Kf3 40. Rf1+ Kg4 *", + "Moves": "e6e4 g4h5 e4h4 h5g5 c7e6", + "MovesSAN": "Re4+ Kh5 Rh4+ Kg5 Ne6#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "4r1k1/ppQ3pp/8/4r3/3q4/1P3P2/P5PP/R2R3K b - - 1 22", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 f5 4. Nc3 Nf6 5. exf5 d6 6. d4 e4 7. Qe2 d5 8. Ne5 Bd7 9. Bg5 Be7 10. Bxf6 Bxf6 11. Nxd5 Bxe5 12. dxe5 Nd4 13. Bxd7+ Qxd7 14. Qxe4 Nxc2+ 15. Qxc2 Qxd5 16. O-O O-O 17. Qxc7 Rxf5 18. Rfe1 Re8 19. b3 Qd2 20. f3 Qd4+ 21. Kh1 Rfxe5 22. Red1 *", + "Moves": "d4d1 a1d1 e5e1 d1e1 e8e1", + "MovesSAN": "Qxd1+ Rxd1 Re1+ Rxe1 Rxe1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "3r1r1k/p1p3Rp/1p5b/3q4/5PQ1/P7/1PP3RP/7K w - - 0 30", + "PGN": "1. e4 b6 2. Nf3 Bb7 3. Nc3 e6 4. a3 Ne7 5. d4 Ng6 6. g3 Be7 7. Bg2 d6 8. O-O O-O 9. Bf4 Nxf4 10. gxf4 Bf6 11. Qe2 Nd7 12. Rad1 e5 13. dxe5 dxe5 14. fxe5 Be7 15. Bh3 Bc8 16. e6 fxe6 17. Bxe6+ Kh8 18. Ng5 Bxg5 19. Qg4 Qe7 20. Bxd7 Bxd7 21. Rxd7 Qf6 22. Nd5 Qe5 23. f4 Qd4+ 24. Kh1 Bh6 25. Rg1 Qxe4+ 26. Rg2 Rad8 27. Rxg7 Qxd5 *", + "Moves": "g7h7 h8h7 g4g6 h7h8 g6h6", + "MovesSAN": "Rxh7+ Kxh7 Qg6+ Kh8 Qxh6#", + "Themes": "attraction deflection long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "4R3/pppk1p2/3p3Q/5p2/2P2P2/1N1P4/Pq4PP/7K b - - 0 27", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nd4 4. Nxd4 exd4 5. O-O Nf6 6. d3 Bc5 7. Bg5 d6 8. Nd2 h5 9. Re1 Bg4 10. f3 Be6 11. e5 Bxc4 12. exf6+ Kf8 13. dxc4 d3+ 14. Kh1 gxf6 15. Be3 Bxe3 16. Rxe3 f5 17. cxd3 Qg5 18. Qe2 Qf6 19. Nb3 Kg7 20. f4 Rhd8 21. Rg3+ Kf8 22. Re3 Re8 23. Rxe8+ Rxe8 24. Qxh5 Qxb2 25. Qh6+ Ke7 26. Re1+ Kd7 27. Rxe8 *", + "Moves": "b2b1 b3c1 b1c1 e8e1 c1e1", + "MovesSAN": "Qb1+ Nc1 Qxc1+ Re1 Qxe1#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "7k/pp4p1/5pK1/1PP1rP2/4q3/1Q3R2/7P/8 b - - 1 52", + "PGN": "1. g3 e5 2. Bg2 d6 3. e3 Nf6 4. b3 Nc6 5. Bb2 Bf5 6. Ne2 Be7 7. O-O O-O 8. d3 Re8 9. Nd2 d5 10. e4 dxe4 11. Nxe4 Nxe4 12. Bxe4 Bg4 13. Qe1 Bc5 14. Rd1 Nd4 15. Rd2 Bf3 16. Nxd4 Bxe4 17. dxe4 exd4 18. c3 d3 19. a3 Qd7 20. Kg2 Rad8 21. f3 Qd6 22. b4 Bb6 23. c4 c5 24. Bc3 Qh6 25. Qd1 Qd6 26. f4 Rxe4 27. Be5 Qc6 28. Kh3 Qe6+ 29. Kg2 cxb4 30. axb4 Qc6 31. Rf3 h6 32. c5 Bc7 33. Bxc7 Qxc7 34. Rdxd3 Rde8 35. Rc3 Qc6 36. Qb3 Re2+ 37. Kh3 Qd7+ 38. g4 h5 39. f5 hxg4+ 40. Kxg4 Qd4+ 41. Kg3 Qe5+ 42. Kg4 Rg2+ 43. Rg3 Qe4+ 44. Kg5 Qe7+ 45. Kg4 Qe4+ 46. Kg5 Rxg3+ 47. Rxg3 Qe7+ 48. Kg4 Qe4+ 49. Kg5 Re5 50. Rf3 Kh8 51. b5 f6+ 52. Kg6 *", + "Moves": "e4g4 g6f7 g4h5 f7f8 e5e8", + "MovesSAN": "Qg4+ Kf7 Qh5+ Kf8 Re8#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "4k3/1N4pp/3Q4/4r2q/P4n2/8/1P3PPP/5RK1 b - - 0 30", + "PGN": "1. c4 e6 2. e4 d5 3. exd5 exd5 4. cxd5 Qxd5 5. d4 Nc6 6. Nf3 Bg4 7. Be3 O-O-O 8. Nc3 Bb4 9. Be2 Qd7 10. O-O Bxf3 11. Bxf3 Nxd4 12. Bxd4 Qxd4 13. Qb3 c6 14. Rad1 Qb6 15. Na4 Qa5 16. Bg4+ f5 17. Bxf5+ Qxf5 18. Rxd8+ Kxd8 19. Qxb4 Kc7 20. Qd4 Nf6 21. Qxa7 Re8 22. Qb6+ Kb8 23. Nc5 Kc8 24. Qxb7+ Kd8 25. Rd1+ Nd5 26. Qxc6 Re5 27. Qd6+ Ke8 28. Nb7 Qh5 29. Rf1 Nf4 30. a4 *", + "Moves": "f4e2 g1h1 h5h2 h1h2 e5h5", + "MovesSAN": "Ne2+ Kh1 Qxh2+ Kxh2 Rh5#", + "Themes": "anastasiaMate attraction endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "r4rk1/1p3ppp/p2p4/2pN4/4n3/6P1/PP3PK1/R6R w - - 0 24", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. O-O Nf6 5. d3 a6 6. h3 d6 7. c3 O-O 8. Re1 Be6 9. Bb3 Nh5 10. d4 exd4 11. cxd4 Bxb3 12. Qxb3 Bxd4 13. Nxd4 Nxd4 14. Qd3 c5 15. Be3 Ne6 16. Nc3 Nhf4 17. Qd2 Qg5 18. g3 Nxh3+ 19. Kg2 Qh5 20. Rh1 Neg5 21. Bxg5 Qxg5 22. Qxg5 Nxg5 23. Nd5 Nxe4 *", + "Moves": "d5e7 g8h8 h1h7 h8h7 a1h1", + "MovesSAN": "Ne7+ Kh8 Rxh7+ Kxh7 Rh1#", + "Themes": "anastasiaMate attraction endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "2r2bk1/5ppp/4p3/1p1pP2N/2qP4/5Q2/6PP/5RK1 w - - 6 23", + "PGN": "1. e4 c6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. a3 Bg4 6. Be2 Bxe2 7. Nxe2 e6 8. b4 cxd4 9. cxd4 b5 10. Nbc3 a6 11. Be3 Nge7 12. Rc1 Nf5 13. Nxb5 Nxe3 14. fxe3 axb5 15. Rxc6 Rxa3 16. O-O Bxb4 17. Qc1 O-O 18. Rc7 Rxe3 19. Qxe3 Qxc7 20. Nf4 Rc8 21. Qf3 Bf8 22. Nh5 Qc4 *", + "Moves": "f3f7 g8h8 f7f8 c8f8 f1f8", + "MovesSAN": "Qxf7+ Kh8 Qxf8+ Rxf8 Rxf8#", + "Themes": "deflection endgame long mate mateIn3" + }, + { + "FEN": "4rrk1/ppp3pp/1b3q2/8/1PPp2Q1/3P4/P4PPP/R1B2RK1 b - - 2 18", + "PGN": "1. e4 d5 2. exd5 Nf6 3. c4 e6 4. dxe6 fxe6 5. Nc3 Bd6 6. Bd3 O-O 7. Nf3 Nc6 8. O-O e5 9. Bc2 Nd4 10. Nxd4 exd4 11. Ne4 Bf5 12. Ng3 Bxc2 13. Qxc2 Bc5 14. Ne4 Nxe4 15. Qxe4 Qf6 16. d3 Bb6 17. b4 Rae8 18. Qg4 *", + "Moves": "f6f2 f1f2 e8e1 f2f1 f8f1", + "MovesSAN": "Qxf2+ Rxf2 Re1+ Rf1 Rfxf1#", + "Themes": "kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "2n3k1/3b4/Kp2p2p/3pP3/3n3R/PP2B2B/r2N3P/8 b - - 1 34", + "PGN": "1. d4 Nf6 2. g3 e6 3. Bg2 Be7 4. e4 d5 5. e5 Nfd7 6. Ne2 c5 7. c3 Nc6 8. O-O O-O 9. Be3 Qb6 10. Qb3 f6 11. f4 fxe5 12. fxe5 cxd4 13. cxd4 Na5 14. Qxb6 axb6 15. Nd2 b5 16. Bh3 Nb6 17. b3 Nc6 18. Nf4 Bg5 19. Nf3 Bxf4 20. gxf4 h6 21. a3 Na5 22. Nd2 Bd7 23. Rac1 Rac8 24. Kf2 g5 25. Ke2 gxf4 26. Rxc8 Rxc8 27. Rxf4 Rc2 28. Kd3 Rb2 29. Kc3 Ra2 30. Kb4 Nc6+ 31. Kc5 Nc8 32. Rh4 b6+ 33. Kxb5 Nxd4+ 34. Ka6 *", + "Moves": "a2a3 a6b7 a3a7 b7b8 d4c6", + "MovesSAN": "Rxa3+ Kb7 Ra7+ Kb8 Nc6#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "rn3k2/3p2b1/p3B3/1pp1N1B1/3P2Q1/2P5/Pr3q2/3K4 w - - 1 22", + "PGN": "1. e4 a6 2. Bc4 b5 3. Bb3 Bb7 4. d3 e6 5. c3 f5 6. exf5 Bxg2 7. Qh5+ g6 8. fxg6 Bg7 9. gxh7+ Kf8 10. hxg8=Q+ Kxg8 11. Qg4 Bxh1 12. Bg5 Qf8 13. Nd2 Rxh2 14. Ngf3 Bxf3 15. Nxf3 Rh1+ 16. Kd2 Rxa1 17. d4 c5 18. Ke2 Rb1 19. Ne5 Rxb2+ 20. Kd1 Qxf2 21. Bxe6+ Kf8 *", + "Moves": "e5g6 f8e8 e6d7 b8d7 g4e6", + "MovesSAN": "Ng6+ Ke8 Bxd7+ Nxd7 Qe6#", + "Themes": "exposedKing long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "3r2k1/pp2b2R/8/2p5/4B1P1/2P5/PPP2P2/2K5 b - - 3 27", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. Nc3 Nxc3 6. dxc3 Be7 7. Be3 Nd7 8. Qd2 O-O 9. O-O-O Nf6 10. Kb1 c5 11. h4 Be6 12. Ng5 Qa5 13. Nxe6 fxe6 14. h5 h6 15. Bxh6 gxh6 16. Qxh6 Rf7 17. Bd3 e5 18. g4 e4 19. Bc4 d5 20. Rxd5 Nxd5 21. Bxd5 Qb6 22. Qg6+ Qxg6 23. hxg6 Kg7 24. gxf7 Rd8 25. Bxe4 Kxf7 26. Rh7+ Kg8 27. Kc1 *", + "Moves": "e7g5 f2f4 g5f4 c1b1 d8d1", + "MovesSAN": "Bg5+ f4 Bxf4+ Kb1 Rd1#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "1R6/5pk1/b3p1pp/4P3/1Q2B3/q1r5/5PPP/1R4K1 b - - 3 32", + "PGN": "1. d4 e6 2. Nf3 d5 3. e3 c5 4. c3 c4 5. Nbd2 Nc6 6. Be2 Bd6 7. O-O Nf6 8. a3 a6 9. Qc2 h6 10. e4 dxe4 11. Nxe4 Nxe4 12. Qxe4 O-O 13. Bf4 b5 14. Qxc6 Bxf4 15. Qxa8 Qf6 16. Qe4 Bc7 17. Ne5 Bxe5 18. dxe5 Qd8 19. Rad1 Qb6 20. Bf3 a5 21. Rd6 Qc7 22. Rfd1 b4 23. axb4 axb4 24. Rc6 Qa5 25. Rxc4 bxc3 26. bxc3 Ba6 27. Rb4 Qa3 28. Qd4 Rc8 29. Be4 g6 30. Rdb1 Rxc3 31. Rb8+ Kg7 32. Qb4 *", + "Moves": "a3c1 b1c1 c3c1 b4e1 c1e1", + "MovesSAN": "Qc1+ Rxc1 Rxc1+ Qe1 Rxe1#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r3r1k1/1p2Pp1p/p1b2p2/8/8/P1B5/1PP4P/2KR4 w - - 0 24", + "PGN": "1. e4 e6 2. Nf3 d5 3. e5 c5 4. d4 cxd4 5. Nxd4 Nc6 6. f4 Nge7 7. Bb5 Bd7 8. Nc3 Qb6 9. Bxc6 Nxc6 10. Nxc6 Bxc6 11. Qd3 Bb4 12. a3 Bxc3+ 13. Qxc3 O-O 14. Be3 Qc7 15. O-O-O a6 16. g4 Rfc8 17. f5 exf5 18. gxf5 d4 19. Bxd4 Bxh1 20. e6 Qxc3 21. Bxc3 Bc6 22. e7 Re8 23. f6 gxf6 *", + "Moves": "d1g1 c6g2 g1g2 g8h8 c3f6", + "MovesSAN": "Rg1+ Bg2 Rxg2+ Kh8 Bxf6#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "r1b2rk1/pp1n2p1/2n4q/2ppp1NQ/3P4/P1P1P3/1P1N2PP/R4RK1 w - - 4 16", + "PGN": "1. d4 Nf6 2. Bf4 c5 3. c3 e6 4. e3 d5 5. Bd3 Bd6 6. Bxd6 Qxd6 7. f4 O-O 8. Nf3 Nc6 9. O-O Nd7 10. a3 f6 11. Nbd2 e5 12. fxe5 fxe5 13. Bxh7+ Kxh7 14. Ng5+ Kg8 15. Qh5 Qh6 *", + "Moves": "f1f8 d7f8 h5f7 g8h8 f7f8", + "MovesSAN": "Rxf8+ Nxf8 Qf7+ Kh8 Qxf8#", + "Themes": "deflection kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "3r4/p5pk/1pp5/6BP/4n2Q/8/PPP3P1/1K1R4 b - - 0 27", + "PGN": "1. e4 c6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Nf3 Nd7 7. h4 h6 8. h5 Bh7 9. Bd3 Bxd3 10. Qxd3 e6 11. Be3 Ngf6 12. O-O-O Bd6 13. Kb1 Qa5 14. Ne5 Nxe5 15. dxe5 Bxe5 16. f4 Bc7 17. f5 Rd8 18. Qb3 Bxg3 19. fxe6 O-O 20. exf7+ Rxf7 21. Rdf1 b6 22. Bxh6 Qd5 23. Qxg3 Kh7 24. Bg5 Ne4 25. Qh4 Rxf1+ 26. Rxf1 Qd1+ 27. Rxd1 *", + "Moves": "d8d1 g5c1 e4d2 b1a1 d1c1", + "MovesSAN": "Rxd1+ Bc1 Nd2+ Ka1 Rxc1#", + "Themes": "backRankMate deflection endgame long mate mateIn3" + }, + { + "FEN": "3r3k/5Qp1/1R6/p1P1p3/5Pqn/P1P3Pp/7P/5R1K b - - 4 36", + "PGN": "1. d4 d5 2. Bf4 c5 3. e3 Nc6 4. Nd2 Nf6 5. Ngf3 Bg4 6. c3 e6 7. Qa4 Bxf3 8. Nxf3 cxd4 9. exd4 Bd6 10. Bg5 O-O 11. Ba6 Be7 12. Bxb7 Ne4 13. Bxe7 Nxe7 14. Bxa8 Qxa8 15. O-O a5 16. Ne5 Rb8 17. Qc2 Qb7 18. Rab1 f6 19. Nd3 Nf5 20. Rfe1 Qc7 21. a3 h5 22. Rbc1 h4 23. b4 h3 24. g3 Ng5 25. Qe2 Re8 26. f4 Ne4 27. Nc5 Nxc5 28. bxc5 Qf7 29. Qd3 Qh5 30. Rb1 Qg4 31. Rb6 Nh4 32. Rf1 e5 33. dxe5 fxe5 34. Qxd5+ Kh8 35. Qf7 Rd8 36. Kh1 *", + "Moves": "g4f3 f1f3 d8d1 f3f1 d1f1", + "MovesSAN": "Qf3+ Rxf3 Rd1+ Rf1 Rxf1#", + "Themes": "endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "2kr2r1/1bp2p1p/p7/8/2QP1P2/8/P1PN1PPP/R4RK1 b - - 0 20", + "PGN": "1. b3 e5 2. Bb2 Nc6 3. e3 Nf6 4. Bb5 a6 5. Bxc6 bxc6 6. Bxe5 Bb7 7. Nf3 d5 8. O-O Bd6 9. Nc3 g5 10. Bxd6 Qxd6 11. Nxg5 Rg8 12. Nf3 O-O-O 13. d4 c5 14. Ne2 Ne4 15. Nf4 Qh6 16. Qd3 c4 17. bxc4 dxc4 18. Qxc4 Nd2 19. Nxd2 Qxf4 20. exf4 *", + "Moves": "g8g2 g1h1 g2g1 h1g1 d8g8", + "MovesSAN": "Rxg2+ Kh1 Rg1+ Kxg1 Rg8#", + "Themes": "attraction doubleCheck kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "1Q6/1b3rkp/6p1/2p3P1/3pP3/qP1n4/P1R5/3K3R w - - 4 35", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Nc3 Bc5 5. h3 O-O 6. Be2 a6 7. d3 d5 8. g4 d4 9. Na4 Qd6 10. Nxc5 Qxc5 11. g5 Nh5 12. Nxe5 Qxe5 13. Bxh5 g6 14. f4 Qe7 15. Bf3 b5 16. Bd2 b4 17. b3 a5 18. h4 a4 19. h5 axb3 20. cxb3 Ba6 21. Qe2 Nd8 22. hxg6 fxg6 23. Qh2 Ra7 24. Ke2 Ne6 25. Bxb4 c5 26. Ba3 Qc7 27. Rac1 Rf7 28. Bg4 Nxf4+ 29. Kd2 Qa5+ 30. Kd1 Qxa3 31. Be6 Nxd3 32. Bxf7+ Rxf7 33. Rc2 Bb7 34. Qb8+ Kg7 *", + "Moves": "h1h7 g7h7 c2h2 h7g7 b8h8", + "MovesSAN": "Rxh7+ Kxh7 Rh2+ Kg7 Qh8#", + "Themes": "attraction long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "2rr2k1/5ppp/1p6/qR2P3/5P2/1Q4P1/PPP4P/2K4R b - - 0 24", + "PGN": "1. g3 d5 2. Bg2 e5 3. d3 Nf6 4. Nc3 Bb4 5. Bd2 Bxc3 6. Bxc3 d4 7. Bd2 Nc6 8. e3 O-O 9. exd4 Nxd4 10. f4 Bg4 11. Bf3 Bxf3 12. Nxf3 Nxf3+ 13. Qxf3 e4 14. dxe4 Re8 15. e5 c5 16. O-O-O b5 17. Be3 Nd7 18. Bxc5 Qc7 19. Bd6 Qa5 20. Qb3 Nb6 21. Bc7 Rac8 22. Bxb6 axb6 23. Rd5 Red8 24. Rxb5 *", + "Moves": "a5d2 c1b1 d2d1 h1d1 d8d1", + "MovesSAN": "Qd2+ Kb1 Qd1+ Rxd1 Rxd1#", + "Themes": "endgame long mate mateIn3 queensideAttack sacrifice" + }, + { + "FEN": "Qq4k1/2b2ppp/2p1r3/2P5/4p3/2N4P/5PP1/3R2K1 w - - 4 25", + "PGN": "1. d4 Nf6 2. Nf3 d5 3. c4 c6 4. e3 Bg4 5. Nc3 Nbd7 6. Be2 e6 7. O-O Bd6 8. c5 Bc7 9. h3 Bxf3 10. Bxf3 O-O 11. b4 a6 12. Bd2 Re8 13. a4 e5 14. b5 axb5 15. axb5 Rxa1 16. Qxa1 exd4 17. exd4 Ne4 18. Bxe4 dxe4 19. bxc6 bxc6 20. Qa4 Re6 21. Ra1 Nxc5 22. dxc5 Qxd2 23. Rd1 Qb2 24. Qa8+ Qb8 *", + "Moves": "a8b8 c7b8 d1d8 e6e8 d8e8", + "MovesSAN": "Qxb8+ Bxb8 Rd8+ Re8 Rxe8#", + "Themes": "backRankMate endgame fork long mate mateIn3" + }, + { + "FEN": "5r2/2p3N1/p3Q1pk/np2P3/2P1R3/8/q4PPP/4R1K1 b - - 0 31", + "PGN": "1. d4 e6 2. c4 d6 3. e4 g6 4. Nc3 Bg7 5. Nf3 b6 6. Bg5 Bf6 7. Bxf6 Nxf6 8. e5 dxe5 9. Nxe5 O-O 10. Be2 Bb7 11. O-O Nbd7 12. Bf3 Bxf3 13. Qxf3 Nxe5 14. dxe5 Nd7 15. Rfe1 a6 16. Rad1 Qe7 17. Qg3 Nc5 18. b4 Nb7 19. Ne4 Kg7 20. Nf6 Qxb4 21. Qh4 Rh8 22. Re2 Na5 23. Re4 Qa4 24. Rde1 Qxa2 25. Nd7 h5 26. Qf6+ Kh6 27. Qxf7 Rh7 28. Qxe6 b5 29. Nf6 Rg7 30. Nxh5 Rf8 31. Nxg7 *", + "Moves": "a2f2 g1h1 f2f1 e1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r4rk1/p1qN3p/2p3p1/3p1n2/8/2PB4/PPQ3Pb/2B1RR1K b - - 1 23", + "PGN": "1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Nc6 5. c3 Bg7 6. Be2 Nf6 7. Qc2 O-O 8. Bg5 Qa5 9. Be3 d5 10. Nxc6 bxc6 11. e5 Nd7 12. f4 e6 13. Nd2 f6 14. Nb3 Qc7 15. exf6 Nxf6 16. O-O Ne4 17. Bd3 Nd6 18. Rae1 Nf5 19. Bc1 Bd7 20. Nc5 e5 21. fxe5 Bxe5 22. Nxd7 Bxh2+ 23. Kh1 *", + "Moves": "f5g3 h1h2 g3f1 h2g1 c7h2", + "MovesSAN": "Ng3+ Kxh2 Nxf1+ Kg1 Qh2#", + "Themes": "doubleCheck fork long mate mateIn3 middlegame" + }, + { + "FEN": "6k1/5p2/1p1p1Pp1/1b1P4/8/5q2/3Q4/2K4R w - - 10 80", + "PGN": "1. d4 d6 2. c4 g6 3. Nc3 Bg7 4. e4 Nf6 5. Be3 O-O 6. Bd3 e5 7. d5 c5 8. Nge2 Na6 9. a3 Nc7 10. O-O Bg4 11. h3 Bd7 12. Ng3 Nh5 13. Nxh5 gxh5 14. Qxh5 Ne8 15. Bg5 Bf6 16. Bh6 Ng7 17. Qf3 Kh8 18. Qe2 Rg8 19. f4 Qe7 20. f5 Bg5 21. Bxg5 Qxg5 22. Qf3 Nh5 23. Ne2 Rg7 24. g4 Rag8 25. Kh2 Qd2 26. Rab1 Nf4 27. Rfd1 Qa5 28. Nxf4 exf4 29. Qxf4 Ba4 30. Rg1 Qb6 31. Qd2 Qd8 32. Qf2 Qe7 33. b3 Bd7 34. b4 cxb4 35. axb4 b6 36. Ra1 Qe5+ 37. Qg3 Qc3 38. b5 Qb2+ 39. Qg2 Qc3 40. Qf3 Qb2+ 41. Qe2 Qc3 42. Qc2 Qe5+ 43. Kh1 Qf4 44. Rxa7 Qf3+ 45. Kh2 Qf4+ 46. Rg3 Rxg4 47. hxg4 Rxg4 48. Ra8+ Kg7 49. Qg2 Kf6 50. Ra1 Rh4+ 51. Kg1 Qe5 52. Rf1 Qd4+ 53. Qf2 Qe5 54. Rg6+ hxg6 55. Qxh4+ Kg7 56. f6+ Kg8 57. Rf3 Qd4+ 58. Kg2 Qb2+ 59. Kg3 Qe5+ 60. Rf4 Qc3 61. Rf3 Qe5+ 62. Qf4 Qh5 63. Rf1 Qh3+ 64. Kf2 Qxd3 65. Rh1 Qd4+ 66. Kf3 Qd3+ 67. Kf2 Qc2+ 68. Kg3 Qc3+ 69. Kh4 Qxc4 70. Qh6 Qxe4+ 71. Kg3 Qd3+ 72. Kf2 Qc2+ 73. Ke3 Qc3+ 74. Ke2 Bxb5+ 75. Kd1 Qd4+ 76. Qd2 Qg4+ 77. Kc1 Qc4+ 78. Qc2 Qf4+ 79. Qd2 Qf3 *", + "Moves": "h1h8 g8h8 d2h6 h8g8 h6g7", + "MovesSAN": "Rh8+ Kxh8 Qh6+ Kg8 Qg7#", + "Themes": "attraction endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "5rrk/1pp2qpp/p2pb3/5p2/1P2P2R/3Q4/2PPPP1P/4KBR1 w - - 0 20", + "PGN": "1. b4 e5 2. Bb2 Bxb4 3. Bxe5 Nf6 4. Nf3 Nc6 5. a3 Nxe5 6. axb4 Nxf3+ 7. gxf3 O-O 8. Nc3 d6 9. Qb1 Bf5 10. Qb3 Be6 11. Qb2 a6 12. Ra5 Kh8 13. Ne4 Nxe4 14. fxe4 f6 15. Rg1 Rg8 16. Rh5 Qe8 17. Rh4 Qf7 18. Qd4 Raf8 19. Qd3 f5 *", + "Moves": "h4h7 h8h7 d3h3 f7h5 h3h5", + "MovesSAN": "Rxh7+ Kxh7 Qh3+ Qh5 Qxh5#", + "Themes": "attraction kingsideAttack long master mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "k2r3r/p1Qnpp2/B1p4p/6pb/1q2n3/1P6/1bP2PPP/RN3RK1 w - - 0 19", + "PGN": "1. e4 c6 2. Nf3 d5 3. b3 dxe4 4. Ng5 Nf6 5. d3 Bg4 6. Qd2 exd3 7. Bxd3 Nbd7 8. Bb2 h6 9. Ne4 Qb6 10. O-O O-O-O 11. Qf4 g5 12. Qg3 Bh5 13. a4 Bg7 14. a5 Qb4 15. a6 Nxe4 16. axb7+ Kxb7 17. Ba6+ Ka8 18. Qc7 Bxb2 *", + "Moves": "a6b5 b2a1 b5c6 b4b7 c6b7", + "MovesSAN": "Bb5 Bxa1 Bxc6+ Qb7 Bxb7#", + "Themes": "long mate mateIn3 middlegame queensideAttack sacrifice" + }, + { + "FEN": "1r2kr2/6p1/7p/3q4/6QB/3p4/5PPP/5RK1 w - - 0 33", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 h6 4. O-O Bc5 5. c3 a6 6. b4 Ba7 7. a4 d6 8. a5 b5 9. axb6 Bxb6 10. Bd5 Bb7 11. c4 Nxb4 12. Bxb7 Rb8 13. Bd5 c6 14. Bxf7+ Kxf7 15. c5 Bxc5 16. Qb3+ Ke8 17. Qe6+ Ne7 18. d4 exd4 19. Bf4 Rf8 20. Bg3 d3 21. Bh4 Nc2 22. Rxa6 Nd4 23. Nxd4 Bxd4 24. Nd2 Bc3 25. Nc4 Bb4 26. Rxc6 Bc5 27. Nxd6+ Bxd6 28. Rxd6 Qc7 29. Rd7 Qc5 30. Rd5 Qc6 31. Qg4 Nxd5 32. exd5 Qxd5 *", + "Moves": "f1e1 e8f7 e1e7 f7g8 g4g7", + "MovesSAN": "Re1+ Kf7 Re7+ Kg8 Qxg7#", + "Themes": "endgame exposedKing long mate mateIn3" + }, + { + "FEN": "4rrk1/1p3ppp/8/p1qNB3/4Q3/4P1PP/5K2/7R w - - 0 25", + "PGN": "1. b3 Nc6 2. Bb2 e5 3. g3 Nf6 4. Bg2 Bc5 5. Bxc6 dxc6 6. Bxe5 Ne4 7. e3 Nxf2 8. Kxf2 Qg5 9. Bf4 Qf6 10. Qf3 Qxa1 11. Ne2 Qxa2 12. Nbc3 Qxc2 13. Bxc7 Qxb3 14. Rb1 Qe6 15. Re1 Qh3 16. Qe4+ Be6 17. Rh1 O-O 18. d4 Rae8 19. Nf4 Qg4 20. h3 Qf5 21. dxc5 Qxc5 22. Be5 Bd5 23. Nfxd5 cxd5 24. Nxd5 a5 *", + "Moves": "d5f6 g7f6 e4g4 g8h8 e5f6", + "MovesSAN": "Nf6+ gxf6 Qg4+ Kh8 Bxf6#", + "Themes": "intermezzo long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "2r2qrk/p4p2/2b1pPp1/1p2P2p/7R/1P1p3Q/P1P3PP/3R3K w - - 0 29", + "PGN": "1. b3 d5 2. Bb2 e6 3. e3 Nf6 4. f4 Be7 5. Nf3 O-O 6. Be2 Ne4 7. O-O Bf6 8. Ne5 Nd7 9. d3 Nd6 10. Nd2 c5 11. Rb1 b6 12. Nxd7 Bxd7 13. e4 dxe4 14. Bxf6 Qxf6 15. Nxe4 Nxe4 16. dxe4 Rad8 17. Bd3 Qd4+ 18. Kh1 b5 19. Qe2 Rc8 20. Rbd1 Qb4 21. e5 Bc6 22. f5 Kh8 23. Qh5 c4 24. f6 g6 25. Qh6 Rg8 26. Rf4 Qf8 27. Qh3 cxd3 28. Rh4 h5 *", + "Moves": "h4h5 g6h5 h3h5 f8h6 h5h6", + "MovesSAN": "Rxh5+ gxh5 Qxh5+ Qh6 Qxh6#", + "Themes": "exposedKing kingsideAttack long master mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "4r2k/5p1p/6p1/5N2/6Q1/4P1NK/5P1P/r5q1 w - - 4 39", + "PGN": "1. b3 e6 2. Bb2 d5 3. d3 c5 4. e3 Nc6 5. Ne2 Nh6 6. Ng3 Bd6 7. Be2 O-O 8. O-O Qg5 9. Nh1 e5 10. Nd2 Bh3 11. Bf3 e4 12. dxe4 dxe4 13. Nxe4 Qg6 14. Nxd6 Rad8 15. Be5 Nxe5 16. g3 Nxf3+ 17. Qxf3 Bxf1 18. Nxb7 Rc8 19. Rxf1 Qxc2 20. Nd6 Rcd8 21. Ne4 c4 22. bxc4 Qxc4 23. Qg2 Rfe8 24. Ng5 Qxa2 25. Qf3 a5 26. g4 Qb3 27. Ng3 a4 28. Ra1 a3 29. Qe2 Ra8 30. Nf3 a2 31. Kg2 Qb1 32. Rxb1 axb1=Q 33. Nd4 Nxg4 34. Qxg4 Ra1 35. Ndf5 Qg1+ 36. Kh3 g6 37. Nh6+ Kg7 38. Nhf5+ Kh8 *", + "Moves": "g4d4 f7f6 d4f6 h8g8 f5h6", + "MovesSAN": "Qd4+ f6 Qxf6+ Kg8 Nh6#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "Q2r3r/2p2R2/2pk4/3p3p/3P4/2P1P1qp/P3B1P1/6K1 w - - 1 23", + "PGN": "1. d4 e6 2. c4 d5 3. cxd5 exd5 4. Nc3 Nf6 5. Nf3 Bb4 6. Bg5 Bxc3+ 7. bxc3 h6 8. Bh4 Qd6 9. e3 Nc6 10. Be2 Ne4 11. O-O Bg4 12. h3 g5 13. Bg3 Nxg3 14. fxg3 Bxf3 15. Rxf3 O-O-O 16. Qa4 h5 17. Raf1 g4 18. Rf6 Qxg3 19. Rxc6 bxc6 20. Qxa7 gxh3 21. Qa8+ Kd7 22. Rxf7+ Kd6 *", + "Moves": "a8a3 c6c5 a3c5 d6e6 c5e7", + "MovesSAN": "Qa3+ c5 Qxc5+ Ke6 Qe7#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "3r3r/pk3pb1/1np3p1/3p4/3n4/Q1P5/P2P1PPP/1RB2RK1 b - - 0 24", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. b4 Qxb4 5. Nb5 Qa5 6. Bc4 c6 7. Qh5 g6 8. Nd6+ exd6 9. Qxa5 Ne7 10. Qc3 Rg8 11. Rb1 d5 12. Be2 Bg7 13. Qe3 Be6 14. Nf3 Nd7 15. Ng5 Nf5 16. Qh3 Nd4 17. Nxe6 Nxe6 18. Qxh7 O-O-O 19. Qh3 Rh8 20. Qa3 Kb8 21. Ba6 Nb6 22. Bxb7 Kxb7 23. O-O Nd4 24. c3 *", + "Moves": "d4e2 g1h1 h8h2 h1h2 d8h8", + "MovesSAN": "Ne2+ Kh1 Rxh2+ Kxh2 Rh8#", + "Themes": "anastasiaMate attraction kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r2r2k1/bp3ppp/1qp5/p7/P1P5/Q5Pb/1P2PPBP/R1B2RK1 b - - 2 17", + "PGN": "1. c4 e5 2. g3 Nf6 3. Bg2 Bc5 4. Nf3 d6 5. O-O O-O 6. d4 exd4 7. Nxd4 c6 8. Nc3 a5 9. a4 Nbd7 10. Nb3 Ba7 11. Qxd6 Qb6 12. Nd2 Rd8 13. Qa3 Nc5 14. Nce4 Ncxe4 15. Nxe4 Nxe4 16. Bxe4 Bh3 17. Bg2 *", + "Moves": "b6f2 f1f2 d8d1 g2f1 d1f1", + "MovesSAN": "Qxf2+ Rxf2 Rd1+ Bf1 Rxf1#", + "Themes": "kingsideAttack long mate mateIn3 middlegame pin sacrifice" + }, + { + "FEN": "r3b3/2R1R2p/5ppk/1p6/8/2N5/2P2PPP/6K1 b - - 2 29", + "PGN": "1. e4 g6 2. d4 e6 3. Nf3 d6 4. Nc3 Bg7 5. Bf4 Nf6 6. e5 dxe5 7. dxe5 Nfd7 8. Bc4 O-O 9. O-O Nc6 10. Re1 b6 11. a3 Bb7 12. b4 a6 13. a4 Nxb4 14. Qd2 Nc6 15. Rad1 Ndxe5 16. Nxe5 Nxe5 17. Bxe5 Qe8 18. Bxg7 Kxg7 19. Qd4+ f6 20. Qd7+ Rf7 21. Qxe6 Qc6 22. Qxc6 Bxc6 23. Bxf7 Kxf7 24. Rd2 b5 25. axb5 axb5 26. Rde2 Kg7 27. Re7+ Kh6 28. Rxc7 Be8 29. Ree7 *", + "Moves": "a8a1 c3b1 a1b1 e7e1 b1e1", + "MovesSAN": "Ra1+ Nb1 Rxb1+ Re1 Rxe1#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "4r1k1/ppp1rppp/1b1p4/8/5Q2/8/P1b3PP/4RR1K w - - 0 25", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Nxc6 Qf6 6. Qf3 Qxc6 7. Nc3 Nf6 8. Bd3 O-O 9. O-O Re8 10. Re1 d6 11. Bg5 Ng4 12. Be3 Nxe3 13. fxe3 Bd7 14. Bb5 Qxb5 15. Nxb5 Bxb5 16. b4 Bxb4 17. Red1 Bc6 18. Rf1 Re7 19. Rab1 Bc5 20. Kh1 Bxe4 21. Qg3 Bxe3 22. Rbe1 Bb6 23. Qh4 Rae8 24. Qf4 Bxc2 *", + "Moves": "f4f7 e7f7 e1e8 f7f8 f1f8", + "MovesSAN": "Qxf7+ Rxf7 Rxe8+ Rf8 Rfxf8#", + "Themes": "deflection long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r4r1k/p5p1/1pnbRq1p/2pp4/8/1P1B3Q/P1PP1PPP/RN4K1 b - - 1 17", + "PGN": "1. e4 e6 2. Bc4 d5 3. exd5 exd5 4. Bb5+ c6 5. Bd3 Nf6 6. Nf3 Be7 7. O-O O-O 8. Re1 Be6 9. Qe2 b6 10. Ng5 Bd6 11. Nxe6 fxe6 12. Qxe6+ Kh8 13. Qh3 c5 14. b3 Nc6 15. Bb2 h6 16. Bxf6 Qxf6 17. Re6 *", + "Moves": "f6f2 g1h1 f2f1 d3f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Bxf1 Rxf1#", + "Themes": "kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "8/pp3rkp/3Q2n1/8/4P3/2N3R1/PPq3PP/3R2K1 b - - 0 27", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. Bxf7+ Kxf7 5. Nxe5+ Nxe5 6. Qh5+ Ng6 7. Qxc5 d6 8. Qc4+ Be6 9. Qe2 Qf6 10. O-O N8e7 11. d3 Rhf8 12. f4 Bd7 13. f5 Ne5 14. Nc3 Kg8 15. d4 N5c6 16. Be3 Nxd4 17. Qc4+ Kh8 18. Bxd4 Qg5 19. Rf3 Rg8 20. Rg3 Qd2 21. f6 Ng6 22. fxg7+ Rxg7 23. Bxg7+ Kxg7 24. Rd1 Qxc2 25. Qxc7 Rf8 26. Qxd7+ Rf7 27. Qxd6 *", + "Moves": "c2f2 g1h1 f2f1 d1f1 f7f1", + "MovesSAN": "Qf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "5rk1/p5pp/8/3b2rq/2PP4/4Q1P1/PP3P1P/R1B2RK1 b - - 0 20", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Nxd5 6. Nxf7 Kxf7 7. Qf3+ Qf6 8. Bxd5+ Be6 9. Bxc6 bxc6 10. Qxc6 Bd6 11. Nc3 Rhf8 12. O-O Kg8 13. Ne4 Qg6 14. Nxd6 cxd6 15. Qxd6 Rad8 16. Qxe5 Rd5 17. Qe3 Rg5 18. g3 Bd5 19. d4 Qh5 20. c4 *", + "Moves": "h5h2 g1h2 g5h5 h2g1 h5h1", + "MovesSAN": "Qxh2+ Kxh2 Rh5+ Kg1 Rh1#", + "Themes": "attraction kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "1nk2rr1/7p/p2bN3/3pq3/P3p3/2P1N1P1/2Q1B2P/3RR1K1 b - - 0 27", + "PGN": "1. e4 c5 2. Nf3 e6 3. c3 a6 4. d4 d5 5. e5 Nc6 6. Bd3 Bd7 7. O-O Nh6 8. Bxh6 gxh6 9. Qc2 f5 10. exf6 Qxf6 11. dxc5 Bxc5 12. Nbd2 O-O-O 13. b4 Bd6 14. a4 e5 15. Ne1 e4 16. Be2 Qe5 17. g3 Bh3 18. Ng2 h5 19. b5 Nb8 20. bxa6 bxa6 21. Rfe1 Bf5 22. Ne3 Rdf8 23. Nb3 h4 24. Rad1 hxg3 25. fxg3 Be6 26. Nd4 Rhg8 27. Nxe6 *", + "Moves": "g8g3 h2g3 e5g3 e3g2 g3h2", + "MovesSAN": "Rxg3+ hxg3 Qxg3+ Ng2 Qh2#", + "Themes": "fork long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "8/3nbpk1/8/5K1p/3P4/1P1R1PN1/1Pr3P1/4rB1R b - - 2 30", + "PGN": "1. d4 d5 2. Bg5 Nf6 3. Bxf6 exf6 4. Nc3 c6 5. e4 a6 6. exd5 cxd5 7. Qf3 Be7 8. Qxd5 O-O 9. Qxd8 Rxd8 10. O-O-O b5 11. Ne4 Bb7 12. Ng3 a5 13. f3 b4 14. N1e2 a4 15. Nf4 b3 16. cxb3 axb3 17. axb3 Ra1+ 18. Kc2 Rc8+ 19. Kd2 Bb4+ 20. Ke2 Ba6+ 21. Nd3 Bxd3+ 22. Rxd3 Rc2+ 23. Ke3 Re1+ 24. Kf4 g5+ 25. Kg4 Kg7 26. h4 h5+ 27. Kf5 Nd7 28. hxg5 fxg5 29. Kxg5 Be7+ 30. Kf5 *", + "Moves": "c2c5 d4c5 e1e5 f5f4 e7g5", + "MovesSAN": "Rc5+ dxc5 Re5+ Kf4 Bg5#", + "Themes": "long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "4rr1k/p2pq1pp/1p6/3QN3/5PP1/P5R1/1P5P/6K1 w - - 3 26", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qb3 c5 5. e3 O-O 6. a3 Bxc3+ 7. Qxc3 Ne4 8. Qc2 f5 9. Bd3 Qf6 10. Nf3 Nc6 11. Bxe4 fxe4 12. Qxe4 cxd4 13. exd4 b6 14. Bg5 Qf7 15. O-O Bb7 16. Rad1 Ne7 17. d5 Rae8 18. Ne5 Qh5 19. g4 Qxg5 20. f4 Qh4 21. Rf3 exd5 22. cxd5 Bxd5 23. Rxd5 Nxd5 24. Qxd5+ Kh8 25. Rg3 Qe7 *", + "Moves": "e5g6 h7g6 g3h3 e7h4 h3h4", + "MovesSAN": "Ng6+ hxg6 Rh3+ Qh4 Rxh4#", + "Themes": "endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "1k6/p1p4Q/1pb2r1p/6b1/3Pr1p1/1BP3P1/PPN3PP/4R1K1 b - - 13 31", + "PGN": "1. e4 b6 2. Nc3 Bb7 3. d4 Nf6 4. Bd3 d6 5. Nf3 Nbd7 6. O-O g6 7. Bg5 Bg7 8. Qd2 h6 9. Bf4 g5 10. Bg3 Nh5 11. Nd5 e6 12. Ne3 Rf8 13. Rfe1 Qe7 14. Ng4 O-O-O 15. Bc4 Kb8 16. Rab1 d5 17. exd5 Nxg3 18. fxg3 Qd6 19. dxe6 fxe6 20. Rxe6 Qxe6 21. Bxe6 Nf6 22. Nxf6 Bxf6 23. c3 Rd6 24. Bb3 g4 25. Ne1 Bg5 26. Qd3 Re8 27. Nc2 Be4 28. Qb5 Bc6 29. Qf5 Re4 30. Re1 Rf6 31. Qh7 *", + "Moves": "e4e1 c2e1 g5e3 g1h1 f6f1", + "MovesSAN": "Rxe1+ Nxe1 Be3+ Kh1 Rf1#", + "Themes": "kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "8/p5R1/rk3p2/2p2P1b/2PpB3/8/1K6/8 w - - 4 43", + "PGN": "1. d4 d5 2. Bf4 e6 3. e3 Bd6 4. Bg3 Nf6 5. Nf3 Nc6 6. Bd3 Ne4 7. c3 Qf6 8. Qc2 Nxg3 9. hxg3 e5 10. dxe5 Nxe5 11. Nxe5 Bxe5 12. Nd2 h6 13. Nf3 Be6 14. O-O-O O-O-O 15. Kb1 c5 16. e4 d4 17. c4 Bg4 18. Be2 h5 19. Nxe5 Qxe5 20. f3 Be6 21. f4 Qc7 22. f5 Bd7 23. g4 Qg3 24. Bf3 hxg4 25. Rxh8 Rxh8 26. Be2 Qxg2 27. Bd3 Qxc2+ 28. Kxc2 g3 29. Rg1 Rh2+ 30. Kb3 g2 31. a4 b6 32. Ka3 g6 33. b4 gxf5 34. exf5 f6 35. bxc5 bxc5 36. a5 Be8 37. a6 Bh5 38. Be4 Rh1 39. Rxg2 Ra1+ 40. Kb2 Rxa6 41. Rg8+ Kc7 42. Rg7+ Kb6 *", + "Moves": "g7b7 b6a5 b7b5 a5a4 e4c2", + "MovesSAN": "Rb7+ Ka5 Rb5+ Ka4 Bc2#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "8/p5pp/3R4/4k3/5n2/6Q1/Pr4PP/7K b - - 0 30", + "PGN": "1. e4 e5 2. f4 Nc6 3. Nf3 d6 4. Bb5 Qe7 5. O-O Bd7 6. fxe5 dxe5 7. Nc3 Nd4 8. Nd5 Qc5 9. Bxd7+ Kxd7 10. Nxd4 Qxd4+ 11. Kh1 Qxe4 12. Rxf7+ Kc6 13. c4 Qxc4 14. Qf3 Qxd5 15. Rxc7+ Kxc7 16. Qxd5 Bd6 17. d3 Rf8 18. Be3 Nf6 19. Rc1+ Kd7 20. Qxb7+ Ke6 21. Qb3+ Nd5 22. d4 Rb8 23. Qd3 Rxb2 24. dxe5 Bxe5 25. Rc6+ Bd6 26. Bc5 Rd8 27. Qh3+ Ke5 28. Bxd6+ Rxd6 29. Qg3+ Nf4 30. Rxd6 *", + "Moves": "b2b1 d6d1 b1d1 g3e1 d1e1", + "MovesSAN": "Rb1+ Rd1 Rxd1+ Qe1+ Rxe1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "2q3k1/pp3ppp/2p2n2/6rr/8/2P1N2P/PPQ2PPK/3R1R2 b - - 4 24", + "PGN": "1. d4 d5 2. Bf4 Bf5 3. e3 e6 4. c3 Nf6 5. Bd3 Bxd3 6. Qxd3 c6 7. Nd2 Nbd7 8. e4 dxe4 9. Nxe4 Nxe4 10. Qxe4 Nf6 11. Qf3 Bd6 12. Bxd6 Qxd6 13. Ne2 O-O 14. Ng3 Rfe8 15. O-O e5 16. dxe5 Rxe5 17. Rad1 Qc7 18. Qd3 Rae8 19. Nf5 Rd5 20. Qc2 Ree5 21. Ne3 Rh5 22. h3 Rdg5 23. Kh1 Qc8 24. Kh2 *", + "Moves": "g5g2 e3g2 c8h3 h2g1 h3h1", + "MovesSAN": "Rxg2+ Nxg2 Qxh3+ Kg1 Qh1#", + "Themes": "long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "2r5/3Q1pk1/6p1/ppq4n/4P2P/5P2/PPP5/1K1R1B2 b - - 0 24", + "PGN": "1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Bg5 Bg7 5. Qd2 O-O 6. Bh6 c5 7. Bxg7 Kxg7 8. O-O-O cxd4 9. Qxd4 Nc6 10. Qd2 Bd7 11. f3 a5 12. g4 Nb4 13. Kb1 Qc7 14. h4 h5 15. gxh5 Nxh5 16. Nge2 Rac8 17. Rg1 b5 18. Nf4 Rh8 19. Nfd5 Nxd5 20. Nxd5 Qc5 21. Nxe7 Qxg1 22. Nxc8 Rxc8 23. Qxd6 Qc5 24. Qxd7 *", + "Moves": "c5c2 b1a1 c2c1 d1c1 c8c1", + "MovesSAN": "Qxc2+ Ka1 Qc1+ Rxc1 Rxc1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "5Q1R/8/2kpp1p1/2qb2P1/1p6/pP5B/P4P2/1K1R4 b - - 0 30", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. h3 b5 7. g4 b4 8. Nd5 Nxd5 9. exd5 g6 10. Bg2 Bg7 11. Be3 Bb7 12. Qd2 a5 13. Bh6 O-O 14. h4 Qb6 15. Bxg7 Kxg7 16. h5 Nd7 17. hxg6 fxg6 18. Ne6+ Kf7 19. Rxh7+ Ke8 20. Nxf8 Nxf8 21. Rh8 Kd7 22. O-O-O a4 23. g5 a3 24. b3 Rc8 25. Bh3+ e6 26. Qf4 Rxc2+ 27. Kxc2 Qc5+ 28. Kb1 Bxd5 29. Qf7+ Kc6 30. Qxf8 *", + "Moves": "d5e4 d1d3 e4d3 b1a1 c5c1", + "MovesSAN": "Be4+ Rd3 Bxd3+ Ka1 Qc1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "B5k1/5ppp/8/2B1p1P1/1b3P1P/1p1q4/1P3Q2/K5R1 b - - 3 33", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e6 7. f3 Be7 8. Qd2 O-O 9. O-O-O b5 10. Kb1 Qa5 11. g4 Nbd7 12. h4 b4 13. Nce2 Bb7 14. g5 Nh5 15. Nf4 Nxf4 16. Bxf4 e5 17. Nb3 Qb6 18. Be3 Nc5 19. Nxc5 dxc5 20. Qf2 a5 21. Bc4 a4 22. f4 Bxe4 23. Rhg1 b3 24. axb3 axb3 25. Bd3 Ra1+ 26. Kxa1 Qa5+ 27. Kb1 Ra8 28. cxb3 c4 29. Bxe4 cxb3 30. Bxa8 Bb4 31. Rd8+ Qxd8 32. Bc5 Qd3+ 33. Ka1 *", + "Moves": "d3a6 a1b1 a6a2 b1c1 a2a1", + "MovesSAN": "Qa6+ Kb1 Qa2+ Kc1 Qa1#", + "Themes": "endgame fork long mate mateIn3" + }, + { + "FEN": "r1b1qb1r/pp1n3p/4Qn1k/2p3pP/2BP4/8/PPP2PP1/RNB1K2R w KQ g6 0 12", + "PGN": "1. e4 c5 2. Nf3 d6 3. Bc4 Nf6 4. e5 dxe5 5. Nxe5 e6 6. Qe2 Nbd7 7. Nxf7 Kxf7 8. Qxe6+ Kg6 9. h4 Qe8 10. h5+ Kh6 11. d4+ g5 *", + "Moves": "h5g6 h6g7 c1h6 g7g6 c4d3", + "MovesSAN": "hxg6+ Kg7 Bh6+ Kxg6 Bd3#", + "Themes": "discoveredAttack doubleCheck enPassant long mate mateIn3 opening" + }, + { + "FEN": "7k/4r1rP/p2p1R2/3P1Pp1/1pp2p2/P1N1q3/1PP1B3/1K2R3 w - - 0 31", + "PGN": "1. d4 g6 2. Bf4 d6 3. e4 Bg7 4. Nf3 c6 5. Nc3 Nf6 6. Qd2 O-O 7. Bh6 Bg4 8. Be2 Bxf3 9. Bxf3 Nbd7 10. h4 e5 11. d5 c5 12. g4 Bxh6 13. Qxh6 Kh8 14. g5 Ng8 15. h5 Nxh6 16. gxh6 f5 17. O-O-O Nf6 18. hxg6 hxg6 19. exf5 g5 20. Rdg1 Rg8 21. Nb5 a6 22. Nc3 b5 23. Be2 c4 24. f4 exf4 25. h7 Rg7 26. Rh6 Raa7 27. Rxf6 Qb6 28. Re1 Qe3+ 29. Kb1 Rae7 30. a3 b4 *", + "Moves": "f6f8 h8h7 e1h1 e3h3 h1h3", + "MovesSAN": "Rf8+ Kxh7 Rh1+ Qh3 Rxh3#", + "Themes": "exposedKing long mate mateIn3 middlegame" + }, + { + "FEN": "r3k2r/ppp2ppp/1bn1P3/2q5/2B3n1/2N2N2/P4PPP/R1BQR1K1 b kq - 0 14", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bxb4 5. c3 Bc5 6. O-O Nf6 7. d4 exd4 8. cxd4 Bb6 9. e5 Ng4 10. Nc3 d6 11. exd6 Qxd6 12. Re1+ Be6 13. d5 Qc5 14. dxe6 *", + "Moves": "c5f2 g1h1 f2g1 f3g1 g4f2", + "MovesSAN": "Qxf2+ Kh1 Qg1+ Nxg1 Nf2#", + "Themes": "kingsideAttack long mate mateIn3 middlegame sacrifice smotheredMate" + }, + { + "FEN": "r4rk1/1b5p/1pp1pqBQ/p2p4/3P4/2P3R1/P1P2PPP/R5K1 b - - 0 20", + "PGN": "1. e4 b6 2. Nf3 Bb7 3. Nc3 e6 4. d4 Bb4 5. Bd3 Bxc3+ 6. bxc3 Ne7 7. O-O O-O 8. Bg5 c6 9. Re1 Qe8 10. Qe2 Ng6 11. Nh4 Nxh4 12. Bxh4 a5 13. e5 d5 14. Qh5 g6 15. Qh6 f5 16. exf6 Qf7 17. Re3 Nd7 18. Rg3 Nxf6 19. Bxf6 Qxf6 20. Bxg6 *", + "Moves": "f6f2 g1h1 f2f1 a1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "5rk1/4R1pp/2Q1p3/5q2/8/3r4/P4PPP/5RK1 b - - 1 23", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 Nd4 4. Nxd4 exd4 5. O-O Bc5 6. c3 Ne7 7. cxd4 Bxd4 8. Nc3 O-O 9. d3 c6 10. Bc4 d5 11. exd5 Nxd5 12. Bd2 Be6 13. Rb1 Qf6 14. Bb3 Nxc3 15. bxc3 Bxc3 16. Bxc3 Qxc3 17. Bxe6 fxe6 18. Rxb7 Rad8 19. Qg4 Qf6 20. Qc4 Rd5 21. Rxa7 Qf5 22. Qxc6 Rxd3 23. Re7 *", + "Moves": "f5f2 f1f2 d3d1 f2f1 d1f1", + "MovesSAN": "Qxf2+ Rxf2 Rd1+ Rf1 Rdxf1#", + "Themes": "endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "6k1/Q4p2/4pBpK/2Rp4/6P1/4P2P/1r3q2/8 b - - 0 38", + "PGN": "1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 a6 5. e3 b5 6. cxd5 cxd5 7. Be2 e6 8. O-O Bd6 9. a3 Bb7 10. b4 O-O 11. Qb3 Ne4 12. a4 Nxc3 13. Qxc3 Nc6 14. axb5 axb5 15. Rxa8 Qxa8 16. Bxb5 Nxb4 17. Bd2 Ba6 18. Ra1 Qb7 19. Bxa6 Nxa6 20. h3 Rb8 21. Qd3 Nc7 22. g4 h6 23. Kg2 Ne8 24. Ra6 Bf8 25. Ra5 Nf6 26. Ne5 Bd6 27. Qa6 Qc7 28. Qa7 Rb7 29. Qa8+ Rb8 30. Qa7 Bxe5 31. dxe5 Qxe5 32. Rc5 Rb2 33. Bc3 Qe4+ 34. Kg3 Qh1 35. Bxf6 Qg1+ 36. Kh4 Qxf2+ 37. Kh5 g6+ 38. Kxh6 *", + "Moves": "f2e3 f6g5 e3h3 g5h4 h3h4", + "MovesSAN": "Qxe3+ Bg5 Qxh3+ Bh4 Qxh4#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "4r1k1/5r1p/pqb1Q1pB/3p4/8/3P3P/P5PK/4R3 w - - 1 25", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. Nc3 a6 6. Nxc6 bxc6 7. Bd3 Bb7 8. O-O d5 9. exd5 cxd5 10. Re1 g6 11. Ne2 Bg7 12. Nf4 Nf6 13. Rxe6+ fxe6 14. Nxe6 Qd7 15. Nxg7+ Qxg7 16. Bg5 O-O 17. Qd2 Ng4 18. h3 Nxf2 19. Bh6 Qxb2 20. Re1 Rf7 21. Qe2 Bc6 22. Qe6 Qb6 23. Kh2 Nxd3 24. cxd3 Re8 *", + "Moves": "e6e8 c6e8 e1e8 f7f8 e8f8", + "MovesSAN": "Qxe8+ Bxe8 Rxe8+ Rf8 Rxf8#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "4r2k/pp5p/6pB/2b5/8/2N5/PP3qQP/R6K b - - 0 27", + "PGN": "1. e4 c5 2. f4 e6 3. c3 Nf6 4. e5 Nd5 5. d4 cxd4 6. cxd4 d6 7. Nf3 Bd7 8. Bd3 Bc6 9. O-O Nd7 10. f5 exf5 11. Bxf5 dxe5 12. Nxe5 Nxe5 13. dxe5 Bc5+ 14. Kh1 O-O 15. e6 Qh4 16. exf7+ Kh8 17. Rf3 g6 18. Rh3 Qf6 19. Be4 Rxf7 20. Rf3 Qe6 21. Rxf7 Qxf7 22. Bxd5 Bxd5 23. Nc3 Bc6 24. Bh6 Qf2 25. Qg4 Re8 26. Qg3 Bxg2+ 27. Qxg2 *", + "Moves": "e8e1 a1e1 f2e1 g2f1 e1f1", + "MovesSAN": "Re1+ Rxe1 Qxe1+ Qf1 Qxf1#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "8/3r1pkp/R2p2p1/3P1PK1/8/6P1/p6P/r7 w - - 0 47", + "PGN": "1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. e3 Nf6 6. Nge2 d6 7. a3 O-O 8. b3 e5 9. Bb2 Qc7 10. O-O a6 11. Ne4 Nxe4 12. Bxe4 Ne7 13. Nc3 Bf5 14. Bg2 Rab8 15. Nd5 Nxd5 16. Bxd5 Bd7 17. Bg2 Bc6 18. d4 Bxg2 19. Kxg2 exd4 20. exd4 b5 21. Rb1 Rfe8 22. d5 Bxb2 23. Rxb2 bxc4 24. b4 a5 25. Qd2 Qb7 26. Rfb1 Qa7 27. b5 Qe7 28. a4 Qe5 29. f4 Qe4+ 30. Kf2 Qd4+ 31. Kg2 c3 32. Qxd4 cxd4 33. Rc2 Rec8 34. b6 Rc4 35. b7 d3 36. Rf2 c2 37. Rc1 Rb4 38. Rcxc2 dxc2 39. Rxc2 R8xb7 40. Rc8+ Kg7 41. Rc6 Rd7 42. Kh3 Rxa4 43. Ra6 Ra1 44. Kg4 a4 45. f5 a3 46. Kg5 a2 *", + "Moves": "f5f6 g7h8 a6a8 d7d8 a8d8", + "MovesSAN": "f6+ Kh8 Ra8+ Rd8 Rxd8#", + "Themes": "endgame long mate mateIn3 rookEndgame" + }, + { + "FEN": "2r3k1/1b4pp/p1n1p3/1p1p3Q/8/P1P3qP/1P4P1/4nRBK w - - 1 25", + "PGN": "1. d4 d5 2. e3 e6 3. a3 Nf6 4. h3 Be7 5. Nf3 O-O 6. Nc3 c5 7. Bd3 cxd4 8. exd4 Nc6 9. O-O a6 10. Re1 b5 11. Ne2 Bb7 12. c3 Rc8 13. Ng3 Bd6 14. Ne5 Bxe5 15. dxe5 Nd7 16. Bf4 Qb6 17. Be3 Qc7 18. f4 f6 19. Kh1 fxe5 20. fxe5 Ndxe5 21. Qh5 Nxd3 22. Rf1 Qxg3 23. Bg1 Rxf1 24. Rxf1 Ne1 *", + "Moves": "h5f7 g8h8 f7f8 c8f8 f1f8", + "MovesSAN": "Qf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate fork long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "6r1/4r1pk/8/p2pP1QB/4bP1P/q3P3/7K/6R1 w - - 2 34", + "PGN": "1. d4 d5 2. c3 f5 3. Bf4 e6 4. e3 Nf6 5. Nf3 Be7 6. h3 O-O 7. Nbd2 c6 8. Rc1 Nbd7 9. a3 h6 10. c4 Ne4 11. Nxe4 fxe4 12. Ne5 Nxe5 13. dxe5 Bg5 14. g3 Bxf4 15. gxf4 Bd7 16. cxd5 exd5 17. b4 Bf5 18. Bg2 Qb6 19. Qh5 Qd8 20. O-O Qd7 21. Kh2 Kh7 22. f3 exf3 23. Bxf3 Qf7 24. Qh4 Rae8 25. Rg1 Qe7 26. Qg3 Rg8 27. h4 a5 28. b5 Qxa3 29. Bh5 Re7 30. bxc6 bxc6 31. Rxc6 Be4 32. Rxh6+ Kxh6 33. Qg5+ Kh7 *", + "Moves": "h5g6 e4g6 g5g6 h7h8 g6h5", + "MovesSAN": "Bg6+ Bxg6 Qxg6+ Kh8 Qh5#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "5r1k/2p1q1b1/pp3Np1/3rPp2/2PR4/P5BP/1P4P1/6K1 w - - 0 32", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nf3 g6 4. Bf4 Bg7 5. Nc3 a6 6. Qc2 O-O 7. h3 b6 8. e4 Bb7 9. Be2 Nc6 10. a3 Ne7 11. Rd1 d5 12. e5 Ne4 13. O-O h6 14. Nxe4 dxe4 15. Nh2 Nf5 16. d5 exd5 17. Bg4 d4 18. f3 d3 19. Qc3 Nd4 20. fxe4 Bxe4 21. Rd2 h5 22. Re1 hxg4 23. Rxe4 Qh4 24. Qxd3 Ne6 25. Bg3 Qe7 26. Nxg4 Nc5 27. Qe2 Nxe4 28. Qxe4 f5 29. Qd5+ Kh8 30. Rd4 Rad8 31. Nf6 Rxd5 *", + "Moves": "d4h4 g7h6 h4h6 h8g7 h6h7", + "MovesSAN": "Rh4+ Bh6 Rxh6+ Kg7 Rh7#", + "Themes": "exposedKing hookMate kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "4r1k1/p4Rpp/2p5/1p3N2/3b2K1/2pr4/7P/5R2 w - - 2 32", + "PGN": "1. e4 e5 2. Nc3 Nf6 3. f4 d5 4. fxe5 Nxe4 5. d3 Nxc3 6. bxc3 d4 7. Nf3 dxc3 8. Be2 Qd5 9. O-O Nc6 10. Ng5 Bc5+ 11. Kh1 Nxe5 12. Bf4 O-O 13. Ne4 Bd4 14. Bf3 Nxf3 15. Qxf3 c6 16. Rab1 b5 17. Qg3 Kh8 18. Bd6 Rd8 19. Be7 Re8 20. Qc7 Bf5 21. Nd6 Bh3 22. Nxf7+ Kg8 23. Qg3 Bxg2+ 24. Qxg2 Qxg2+ 25. Kxg2 Rxe7 26. Nd6 Re2+ 27. Kh3 Rxc2 28. Rf7 Rxa2 29. Rbf1 Rd2 30. Nf5 Rxd3+ 31. Kg4 Re8 *", + "Moves": "f5e7 g8h8 f7f8 e8f8 f1f8", + "MovesSAN": "Ne7+ Kh8 Rf8+ Rxf8 Rxf8#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "8/8/1kp1RR2/pp2P3/8/PKP5/1P4P1/2r1r3 b - - 1 39", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nxe5 Nc6 4. Nf3 Bc5 5. d3 Ng4 6. Be3 Nxe3 7. fxe3 Bxe3 8. Qe2 Nd4 9. Nxd4 Bxd4 10. c3 Be5 11. Qf3 d6 12. Be2 h5 13. Nd2 Bg4 14. Qf2 Qe7 15. Nf3 Bf6 16. O-O-O Bg5+ 17. Nxg5 Qxg5+ 18. Kb1 Bxe2 19. Qxe2 O-O-O 20. Rhf1 Rhf8 21. Rf5 Qg4 22. Qxg4 hxg4 23. Rg5 Rh8 24. Rxg7 Rxh2 25. Rxg4 Rdh8 26. Rc1 b5 27. a3 a5 28. Rf1 R8h7 29. Rf2 Rh1+ 30. Kc2 Re1 31. Rgf4 Rhh1 32. Rxf7 Rc1+ 33. Kb3 Rhd1 34. d4 Kb7 35. e5 dxe5 36. dxe5 Re1 37. Re7 Kb6 38. Rf6+ c6 39. Ree6 *", + "Moves": "a5a4 b3b4 e1e4 c3c4 c1c4", + "MovesSAN": "a4+ Kb4 Re4+ c4 Rcxc4#", + "Themes": "endgame long mate mateIn3 rookEndgame" + }, + { + "FEN": "r2qkb1r/pp3ppp/3p4/2p1P3/4n3/7P/PPP1B1P1/RNBQK2R b KQkq - 0 11", + "PGN": "1. e4 e5 2. Nf3 d6 3. d4 exd4 4. Nxd4 c5 5. Nf3 Bg4 6. Be2 Nc6 7. h3 Bxf3 8. Bxf3 Ne5 9. Be2 Nf6 10. f4 Nxe4 11. fxe5 *", + "Moves": "d8h4 g2g3 h4g3 e1f1 g3f2", + "MovesSAN": "Qh4+ g3 Qxg3+ Kf1 Qf2#", + "Themes": "exposedKing long mate mateIn3 opening" + }, + { + "FEN": "4qr2/1pp5/kp1p4/6R1/3QP3/1r1P4/6PK/8 w - - 4 43", + "PGN": "1. e4 e5 2. Nc3 Bb4 3. Nf3 Nc6 4. a3 Ba5 5. b4 Bb6 6. Nd5 Nf6 7. Nxb6 axb6 8. Bb2 d6 9. d3 Bg4 10. Be2 O-O 11. O-O Qd7 12. h3 Bh5 13. Nh4 Bxe2 14. Qxe2 Ne7 15. f4 exf4 16. Bxf6 gxf6 17. Rxf4 Ng6 18. Nxg6 fxg6 19. Raf1 Kg7 20. Qf3 Qe6 21. h4 Rxa3 22. Qg3 Ra2 23. h5 Rxc2 24. hxg6 hxg6 25. Rg4 Qe8 26. Qh4 Rc3 27. Rf3 Rb3 28. Rfg3 Rb1+ 29. Kh2 g5 30. Rxg5+ fxg5 31. Rxg5+ Kf7 32. Qh7+ Ke6 33. Rg6+ Ke5 34. Qh5+ Kd4 35. Qd5+ Kc3 36. Qc4+ Kb2 37. Qd4+ Ka2 38. Qc4+ Ka3 39. Qc3+ Rb3 40. Qa1+ Kxb4 41. Qd4+ Ka5 42. Rg5+ Ka6 *", + "Moves": "d4a1 b3a3 a1a3 e8a4 a3a4", + "MovesSAN": "Qa1+ Ra3 Qxa3+ Qa4 Qxa4#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "8/pp1R4/q3rppk/2b5/2p5/P4Q2/1PP2P2/2K5 w - - 0 35", + "PGN": "1. d4 d5 2. Bf4 Nf6 3. Nc3 e6 4. e3 Be7 5. Bb5+ Bd7 6. Bd3 Nc6 7. Qe2 O-O 8. Nf3 Nh5 9. Bg3 Nxg3 10. hxg3 h6 11. g4 e5 12. g5 e4 13. gxh6 exf3 14. gxf3 g6 15. O-O-O Kh7 16. f4 Nb4 17. f5 Nxd3+ 18. Qxd3 Bxf5 19. e4 dxe4 20. Nxe4 c5 21. d5 Rc8 22. Qc3 f6 23. Ng5+ Kh8 24. Ne6 Bxe6 25. dxe6 Qb6 26. Rhe1 Rc6 27. Qh3 Qa6 28. a3 c4 29. Rd7 Re8 30. Qf3 Rxe6 31. Red1 Bc5 32. Rd8 Rxd8 33. Rxd8+ Kh7 34. Rd7+ Kxh6 *", + "Moves": "f3f4 g6g5 f4h2 h6g6 h2h7", + "MovesSAN": "Qf4+ g5 Qh2+ Kg6 Qh7#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "2r3k1/1Q3p1n/p2p2pP/5q2/3R4/8/PPP5/1K1R4 b - - 0 29", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nde2 Be7 8. f4 exf4 9. Nxf4 O-O 10. Qf3 h6 11. h3 Be6 12. O-O-O Qc7 13. g4 Nh7 14. Ncd5 Bxd5 15. Nxd5 Qd7 16. Nb6 Qc6 17. Nxa8 Nd7 18. h4 Rxa8 19. g5 Rc8 20. Bd3 Ne5 21. Qe2 Nxd3+ 22. Rxd3 Qxe4 23. gxh6 g6 24. Rhd1 Bxh4 25. Rd4 Qe7 26. Qf3 Bg5 27. Bxg5 Qxg5+ 28. Kb1 Qf5 29. Qxb7 *", + "Moves": "f5c2 b1a1 c2c1 d1c1 c8c1", + "MovesSAN": "Qxc2+ Ka1 Qc1+ Rxc1 Rxc1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "7r/1pp3k1/p2pqpp1/3N4/3QBPR1/6P1/PPP5/1K6 b - - 1 29", + "PGN": "1. e4 Nc6 2. Nc3 Nf6 3. d4 e5 4. Nf3 exd4 5. Nxd4 Nxd4 6. Qxd4 d6 7. Bf4 Be6 8. Nb5 a6 9. Nc3 Be7 10. O-O-O O-O 11. h4 Nd7 12. Rg1 Bf6 13. e5 Bxe5 14. Bxe5 Nxe5 15. h5 Qg5+ 16. Kb1 Qxh5 17. f4 Nc6 18. Qf2 Bg4 19. Rd5 Qg6 20. Rg5 Qf6 21. Rxg4 Nd4 22. Rh1 g6 23. g3 h5 24. Rxh5 Kg7 25. Bd3 Rh8 26. Rxh8 Rxh8 27. Be4 Qe6 28. Qxd4+ f6 29. Nd5 *", + "Moves": "h8h1 e4h1 e6e1 d4d1 e1d1", + "MovesSAN": "Rh1+ Bxh1 Qe1+ Qd1 Qxd1#", + "Themes": "endgame fork long mate mateIn3 sacrifice" + }, + { + "FEN": "4rk2/1p2rppp/p1pQ4/1q6/1P6/6P1/7P/3RR1K1 w - - 4 34", + "PGN": "1. Nf3 d6 2. d4 c6 3. g3 Nf6 4. Bg2 Qa5+ 5. c3 e5 6. b4 Qc7 7. dxe5 dxe5 8. O-O Be6 9. Bb2 Be7 10. a3 Nbd7 11. c4 Bxc4 12. Nc3 Rd8 13. Qc2 O-O 14. Ng5 Rfe8 15. Nce4 Nxe4 16. Qxe4 Bxg5 17. Qxc4 Nb6 18. Qc3 Nd5 19. Bxd5 Rxd5 20. f4 Bf6 21. Qe3 Qb8 22. fxe5 Bxe5 23. Bxe5 Rdxe5 24. Qf3 Qc7 25. Rae1 Re3 26. Qf2 Rxa3 27. Rd1 Ra2 28. Rfe1 a6 29. Rc1 Qe5 30. Rcd1 Qb5 31. Qd4 Raxe2 32. Qd8 Kf8 33. Qd6+ R2e7 *", + "Moves": "d6e7 e8e7 d1d8 e7e8 e1e8", + "MovesSAN": "Qxe7+ Rxe7 Rd8+ Re8 Rexe8#", + "Themes": "clearance endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "r1b2rk1/ppp2ppp/8/b2p2q1/8/2PB1Q2/PP4PP/4RR1K w - - 2 18", + "PGN": "1. e4 e5 2. Nc3 Nc6 3. f4 exf4 4. Nf3 Nge7 5. Bc4 Ng6 6. O-O Bb4 7. d4 O-O 8. Ne2 Qf6 9. c3 Ba5 10. Nxf4 Nxf4 11. Bxf4 Qxf4 12. Ne5 Qe3+ 13. Kh1 Nxe5 14. dxe5 Qxe4 15. Bd3 Qxe5 16. Qf3 d5 17. Rae1 Qg5 *", + "Moves": "f3f7 f8f7 e1e8 f7f8 f1f8", + "MovesSAN": "Qxf7+ Rxf7 Re8+ Rf8 Rfxf8#", + "Themes": "kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "2r4k/R5R1/1p2p1pP/3pP2P/3PbP2/P2r4/5K2/8 w - - 0 36", + "PGN": "1. e4 e6 2. e5 d5 3. d4 c5 4. c3 Nc6 5. Nf3 Qb6 6. Bd3 cxd4 7. cxd4 Bb4+ 8. Nc3 Nge7 9. O-O Bd7 10. Be3 Rc8 11. a3 Bxc3 12. bxc3 Ng6 13. Qd2 Na5 14. Rfb1 Qc7 15. h4 b6 16. Rc1 Nc4 17. Bxc4 Qxc4 18. h5 Ne7 19. g4 h6 20. Kg2 Bb5 21. Rab1 Ba6 22. Nh4 Nc6 23. f4 Na5 24. Rb4 Qc6 25. Rg1 Nc4 26. Qf2 Nxe3+ 27. Qxe3 Qxc3 28. Qxc3 Rxc3 29. Ra4 Bd3 30. Rxa7 O-O 31. g5 Be4+ 32. Kf2 Rd3 33. gxh6 Rc8 34. Rxg7+ Kh8 35. Ng6+ fxg6 *", + "Moves": "g7h7 h8g8 a7g7 g8f8 h7h8", + "MovesSAN": "Rh7+ Kg8 Rag7+ Kf8 Rh8#", + "Themes": "endgame exposedKing long mate mateIn3" + }, + { + "FEN": "4r1k1/R2Q1p2/P5rp/8/8/2P5/q5PP/6RK b - - 4 32", + "PGN": "1. e4 e5 2. Bc4 Nf6 3. d4 exd4 4. e5 Ng8 5. Qxd4 d6 6. Nf3 Nc6 7. Qd5 Be6 8. Qb5 Bxc4 9. Qxc4 Nxe5 10. Nxe5 dxe5 11. O-O Bd6 12. Nc3 Nf6 13. f4 O-O 14. fxe5 Bxe5 15. Bg5 Bxc3 16. bxc3 Qd6 17. Bxf6 gxf6 18. Qg4+ Kh8 19. Qf5 Qb6+ 20. Kh1 Rg8 21. Rab1 Qe3 22. Qxf6+ Rg7 23. Rxb7 Rg8 24. Rxc7 Qe4 25. Rg1 Qxc2 26. Rxa7 Rf8 27. a4 Kg8 28. a5 Rg6 29. Qd4 h6 30. a6 Qa2 31. Qd3 Re8 32. Qd7 *", + "Moves": "a2g2 g1g2 e8e1 g2g1 e1g1", + "MovesSAN": "Qxg2+ Rxg2 Re1+ Rg1 Rexg1#", + "Themes": "endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "r2q1rk1/3b1pp1/p1n1p2R/1p1p4/3P4/2PB1NP1/PPQN2P1/2Kn4 w - - 0 17", + "PGN": "1. d4 d5 2. Bf4 Nf6 3. e3 c5 4. c3 Nc6 5. Nf3 e6 6. Bb5 Bd6 7. Bg3 Bd7 8. Nbd2 Bxg3 9. hxg3 cxd4 10. exd4 a6 11. Bd3 h6 12. Qc2 b5 13. O-O-O O-O 14. Rh2 Ng4 15. Rh3 Nxf2 16. Rxh6 Nxd1 *", + "Moves": "d3h7 g8h8 h7g8 h8g8 c2h7", + "MovesSAN": "Bh7+ Kh8 Bg8+ Kxg8 Qh7#", + "Themes": "attraction discoveredAttack kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "1r4kr/p1pQ2pp/3bR3/3N4/8/3q3P/PP4P1/7K w - - 2 27", + "PGN": "1. e4 d5 2. e5 d4 3. Nf3 Bg4 4. h3 Bh5 5. d3 e6 6. Bf4 Nc6 7. c3 Qd5 8. Be2 Nge7 9. O-O Ng6 10. Bh2 Ngxe5 11. Bxe5 Bxf3 12. Bxf3 Qxe5 13. Bxc6+ bxc6 14. Qa4 Bd6 15. Qxc6+ Ke7 16. f4 Qe3+ 17. Kh1 Bxf4 18. cxd4 Qg3 19. Kg1 Qe3+ 20. Kh1 Qxd4 21. Nc3 Bd6 22. Rae1 Rab8 23. Nd5+ Kf8 24. Rxe6 Qxd3 25. Rxf7+ Kxf7 26. Qd7+ Kg8 *", + "Moves": "e6e8 b8e8 d7e8 d6f8 e8e6", + "MovesSAN": "Re8+ Rxe8 Qxe8+ Bf8 Qe6#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "r4rk1/p4Npp/2p5/2P5/P2qp3/1Q1b3P/5RP1/4R1K1 w - - 3 26", + "PGN": "1. b4 e5 2. Bb2 f6 3. b5 d5 4. e3 c6 5. a4 Bc5 6. Nf3 Bf5 7. d3 Ne7 8. c4 d4 9. exd4 exd4 10. Be2 O-O 11. Bxd4 Bxd4 12. Ra2 Bc5 13. O-O Ng6 14. h3 Nf4 15. Nbd2 Nxd3 16. Bxd3 Bxd3 17. Re1 Nd7 18. bxc6 bxc6 19. Qb3 Ne5 20. Nxe5 fxe5 21. Nf3 e4 22. Ne5 Bxf2+ 23. Rxf2 Qd4 24. c5+ Kh8 25. Nf7+ Kg8 *", + "Moves": "f7h6 g8h8 b3g8 f8g8 h6f7", + "MovesSAN": "Nh6+ Kh8 Qg8+ Rxg8 Nf7#", + "Themes": "doubleCheck long mate mateIn3 middlegame sacrifice smotheredMate" + }, + { + "FEN": "2r2k2/1R4p1/7p/3NB3/p5Pn/bp6/5P1P/6K1 w - - 1 42", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Nf6 5. Ng5 d5 6. exd5 Qe7+ 7. Qe2 Nb4 8. Na3 Bf5 9. Qxe7+ Bxe7 10. d6 Bxd6 11. Bxf7+ Ke7 12. Bb3 h6 13. Nf3 Rhe8 14. O-O c5 15. Bd2 a5 16. c3 dxc3 17. bxc3 Nc6 18. Nc4 Bc7 19. Be3 Ne4 20. Bc2 Nxc3 21. Bxc5+ Kf7 22. Bxf5 Nb4 23. a3 Nbd5 24. Rfe1 b5 25. Ne3 Nf4 26. g3 Ne6 27. Bxe6+ Rxe6 28. Bd4 Ne4 29. Nd5 Bd6 30. Rad1 Rae8 31. Be3 Rc8 32. Nd4 Ree8 33. Nf5 Bxa3 34. Ra1 b4 35. Nd6+ Nxd6 36. Bf4 Rxe1+ 37. Rxe1 b3 38. Re7+ Kf8 39. Be5 Nf5 40. Rb7 a4 41. g4 Nh4 *", + "Moves": "e5g7 f8e8 d5f6 e8d8 b7d7", + "MovesSAN": "Bxg7+ Ke8 Nf6+ Kd8 Rd7#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "r1b1kb1r/ppp2ppp/3p4/5P2/3NP1nq/2N3P1/PPPB4/R2QKB1R b KQkq - 0 11", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 d6 5. Be3 Nf6 6. Nc3 Ne5 7. f4 Neg4 8. Bd2 Nh5 9. f5 Qh4+ 10. g3 Nxg3 11. hxg3 *", + "Moves": "h4g3 e1e2 g3f2 e2d3 g4e5", + "MovesSAN": "Qxg3+ Ke2 Qf2+ Kd3 Ne5#", + "Themes": "exposedKing fork long mate mateIn3 opening" + }, + { + "FEN": "5rk1/Q1p4p/2pR2p1/5q2/2P5/8/P4RPP/6K1 b - - 0 29", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nxc6 bxc6 6. e5 Qe7 7. Qe2 Nd5 8. c4 Ba6 9. Nc3 Nxc3 10. bxc3 g6 11. Bf4 Bg7 12. Qe4 O-O 13. Be2 f6 14. Qe3 fxe5 15. Bg5 Qe6 16. O-O Bxc4 17. Bxc4 Qxc4 18. Rad1 d5 19. Bh6 Bxh6 20. Qxh6 Qf4 21. Qh3 Qf5 22. Qe3 e4 23. Qc5 Rf6 24. c4 Raf8 25. Rd2 Rd6 26. Qxa7 d4 27. Rxd4 e3 28. Rxd6 exf2+ 29. Rxf2 *", + "Moves": "f5b1 d6d1 b1d1 f2f1 d1f1", + "MovesSAN": "Qb1+ Rd1 Qxd1+ Rf1 Qxf1#", + "Themes": "endgame long master mate mateIn3" + }, + { + "FEN": "1r3r2/1k3p2/3R1Q2/pB6/P3qp2/2P1n2P/1P2R3/2K5 b - - 0 32", + "PGN": "1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Ndb5 d6 7. Bf4 e5 8. Bg5 a6 9. Na3 b5 10. Nd5 Be7 11. Bxf6 gxf6 12. g4 Rg8 13. h3 Be6 14. c3 Rb8 15. Nc2 Bf8 16. Nce3 Bh6 17. Nf5 Bxf5 18. gxf5 a5 19. Qh5 Bf4 20. Qxh7 Rf8 21. Qg7 Kd7 22. Nxf6+ Kc7 23. Nd5+ Kb7 24. Bxb5 Ne7 25. Nxf4 exf4 26. O-O-O Qb6 27. a4 Qxf2 28. Qf6 Qe3+ 29. Rd2 Qxe4 30. Rhh2 Nxf5 31. Rhe2 Ne3 32. Rxd6 *", + "Moves": "e4h1 e2e1 h1e1 d6d1 e1d1", + "MovesSAN": "Qh1+ Re1 Qxe1+ Rd1 Qxd1#", + "Themes": "long master mate mateIn3 middlegame" + }, + { + "FEN": "5rk1/1b1R4/p7/1p6/6B1/P1N1b2P/1PP3P1/7K b - - 0 28", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bd3 b5 7. a3 Bb7 8. O-O Nc6 9. Nxc6 Bxc6 10. h3 g6 11. Be3 Bg7 12. Qd2 h5 13. f4 e6 14. Rad1 Nh7 15. f5 exf5 16. exf5 O-O 17. fxg6 fxg6 18. Bxg6 Nf6 19. Bg5 Qd7 20. Bxf6 Bxf6 21. Bxh5 Qg7 22. Bg4 Bg5 23. Qxd6 Bb7 24. Qd7 Rxf1+ 25. Kxf1 Rf8+ 26. Kg1 Be3+ 27. Kh1 Qxd7 28. Rxd7 *", + "Moves": "f8f1 h1h2 e3f4 g2g3 f1h1", + "MovesSAN": "Rf1+ Kh2 Bf4+ g3 Rh1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "2r1r3/5p1k/p3p1p1/1p1p4/2nP4/P1P2QP1/1Pq2PK1/R7 w - - 0 26", + "PGN": "1. e4 c6 2. Nf3 d5 3. exd5 cxd5 4. d4 Nc6 5. c3 Bg4 6. Be2 e6 7. h3 Bxf3 8. Bxf3 Nf6 9. Bg5 Be7 10. Nd2 O-O 11. O-O Re8 12. Bxf6 Bxf6 13. Be2 a6 14. Bd3 b5 15. a3 Rc8 16. Bc2 g6 17. Nf3 Na5 18. Qd3 Nc4 19. h4 Bxh4 20. Nxh4 Qxh4 21. g3 Qf6 22. Kg2 Qg5 23. Rh1 Qd2 24. Qf3 Qxc2 25. Rxh7 Kxh7 *", + "Moves": "f3f7 h7h6 a1h1 h6g5 f7f4", + "MovesSAN": "Qxf7+ Kh6 Rh1+ Kg5 Qf4#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "4r1k1/pQpn1ppp/5n2/1B1p1b2/3q4/2P5/PP3RPP/R1B3K1 b - - 0 18", + "PGN": "1. e4 e5 2. Nf3 Bc5 3. d4 exd4 4. Nxd4 Qh4 5. Qd3 Nf6 6. Nd2 O-O 7. Be2 Re8 8. Bf3 d5 9. e5 Rxe5+ 10. Be2 Bxd4 11. O-O Bf5 12. Qb5 Nbd7 13. Nf3 Qe4 14. Nxe5 Qxe5 15. Qxb7 Re8 16. Bb5 Bxf2+ 17. Rxf2 Qd4 18. c3 *", + "Moves": "e8e1 b5f1 e1f1 g1f1 d4d1", + "MovesSAN": "Re1+ Bf1 Rxf1+ Kxf1 Qd1#", + "Themes": "attraction kingsideAttack long mate mateIn3 middlegame pin sacrifice" + }, + { + "FEN": "r5k1/pp4pp/2p5/3p1QP1/8/2P5/1P2q2P/5R1K w - - 2 26", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Be7 4. d4 exd4 5. Nxd4 Ne5 6. Bb3 d6 7. O-O Nf6 8. Nc3 O-O 9. Nf5 Bxf5 10. exf5 c6 11. f4 Ned7 12. g4 Nc5 13. Be3 Nfe4 14. Nxe4 Nxe4 15. Qf3 d5 16. Rad1 Bc5 17. Bxc5 Nxc5 18. c3 Nxb3 19. axb3 Qb6+ 20. Rf2 Qxb3 21. g5 f6 22. Kh1 fxg5 23. fxg5 Rxf5 24. Qxf5 Qxd1+ 25. Rf1 Qe2 *", + "Moves": "f5f7 g8h8 f7f8 a8f8 f1f8", + "MovesSAN": "Qf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "r4rk1/5p1n/p2p3B/1p2p3/2qnP3/6PQ/2P2P1P/1R2R1K1 w - - 2 22", + "PGN": "1. e4 c5 2. Nc3 e6 3. g3 a6 4. Bg2 Nc6 5. Nf3 h6 6. d4 cxd4 7. Nxd4 Bb4 8. O-O Bxc3 9. bxc3 Nf6 10. Bb2 O-O 11. Re1 e5 12. Nf5 Qb6 13. Rb1 Qa5 14. Qd2 Qxa2 15. Nxh6+ gxh6 16. Qxh6 Nh7 17. Bh3 d6 18. c4 Bxh3 19. Qxh3 Qxc4 20. Bc1 b5 21. Bh6 Nd4 *", + "Moves": "h3g4 h7g5 g4g5 g8h7 g5g7", + "MovesSAN": "Qg4+ Ng5 Qxg5+ Kh7 Qg7#", + "Themes": "kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "8/R6p/2b2kp1/3r1p2/8/N1P3QP/1P2BP1K/2q5 b - - 3 35", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. a4 Rb8 9. d3 d6 10. c3 Be6 11. Bc2 d5 12. exd5 Bxd5 13. Nxe5 Nxe5 14. Rxe5 Bd6 15. Re1 Re8 16. h3 Rxe1+ 17. Qxe1 Nh5 18. Bd1 Nf4 19. Bxf4 Bxf4 20. g3 Qg5 21. Kh2 Qg6 22. Qe2 f5 23. axb5 Re8 24. Qf1 Re3 25. Bg4 Qd6 26. Qg1 Rxd3 27. Rxa6 c6 28. Ra8+ Kf7 29. Ra7+ Kf6 30. bxc6 Bxc6 31. Bh5 g6 32. Be2 Rd5 33. gxf4 Qxf4+ 34. Qg3 Qc1 35. Na3 *", + "Moves": "c1h1 h2h1 d5d1 h1h2 d1h1", + "MovesSAN": "Qh1+ Kxh1 Rd1+ Kh2 Rh1#", + "Themes": "attraction doubleCheck long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "2k5/1b1p1Pr1/p2q4/1ppPp3/4PPn1/P1P2Qp1/1PB3N1/R4R1K b - - 0 27", + "PGN": "1. e4 c5 2. Bc4 a6 3. Nf3 Nc6 4. a3 e6 5. d3 Qc7 6. g3 Nf6 7. Bf4 Bd6 8. Bxd6 Qxd6 9. O-O h5 10. h4 g5 11. hxg5 Ng4 12. Nh4 Nd4 13. c3 Nc6 14. Qe2 b5 15. Bb3 Bb7 16. Nd2 Nce5 17. Bc2 O-O-O 18. Ndf3 Rdg8 19. Nxe5 Nxe5 20. f4 Ng4 21. Ng2 f6 22. gxf6 h4 23. d4 hxg3 24. f7 Rg7 25. Qf3 e5 26. d5 Rh1+ 27. Kxh1 *", + "Moves": "d6h6 g2h4 h6h4 h1g1 h4h2", + "MovesSAN": "Qh6+ Nh4 Qxh4+ Kg1 Qh2#", + "Themes": "exposedKing kingsideAttack long master mate mateIn3 middlegame" + }, + { + "FEN": "1k2r3/p1p3pp/4B3/1p2R3/6P1/1P3P1P/P3R1K1/2q5 w - - 3 30", + "PGN": "1. d4 e5 2. dxe5 d6 3. exd6 Bxd6 4. Nc3 Qe7 5. e4 Nc6 6. Nf3 Bg4 7. Be2 O-O-O 8. h3 Bh5 9. g4 Bg6 10. Bg5 f6 11. Be3 Bxe4 12. Nxe4 Bb4+ 13. c3 Rxd1+ 14. Rxd1 Qxe4 15. cxb4 Qxb4+ 16. Kf1 Nge7 17. Kg2 Ne5 18. Nxe5 fxe5 19. b3 Ng6 20. Bc4 Nf4+ 21. Bxf4 exf4 22. Rhe1 f3+ 23. Kxf3 Rf8+ 24. Kg2 Qc5 25. Re2 b5 26. Be6+ Kb8 27. Rd5 Qc6 28. f3 Re8 29. Rde5 Qc1 *", + "Moves": "e5b5 b8a8 e6d5 c7c6 e2e8", + "MovesSAN": "Rxb5+ Ka8 Bd5+ c6 Rxe8#", + "Themes": "discoveredAttack endgame long mate mateIn3 pin" + }, + { + "FEN": "6k1/p4pp1/1p1b2qp/5r2/3p4/P2P1b1P/BPPQR1P1/R3B2K b - - 0 29", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 h6 4. a3 Nf6 5. d3 Bc5 6. h3 O-O 7. O-O Nd4 8. Nc3 c6 9. Nxe5 d5 10. exd5 cxd5 11. Ba2 Re8 12. Nf3 Nxf3+ 13. Qxf3 d4 14. Ne2 Rb8 15. Ng3 b6 16. Bd2 Bb7 17. Qd1 Bd6 18. Nh5 Re5 19. Nxf6+ Qxf6 20. f3 Qh4 21. Be1 Qg5 22. Qd2 Qg6 23. Bf2 Bc5 24. Be1 Rf5 25. Qd1 Re8 26. Qd2 Bxf3 27. Rf2 Bd6 28. Kh1 Re2 29. Rxe2 *", + "Moves": "f3g2 e2g2 f5f1 g2g1 g6g1", + "MovesSAN": "Bxg2+ Rxg2 Rf1+ Rg1 Qxg1#", + "Themes": "kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "2r2bk1/5pp1/p3p2p/1p2P3/3qNP1Q/1P4RP/1P4PK/8 w - - 8 30", + "PGN": "1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 Nc6 5. Nf3 a6 6. Bc4 d6 7. O-O Nf6 8. Bb3 Bg4 9. Bg5 e6 10. h3 Bxf3 11. Qxf3 Be7 12. Rfd1 O-O 13. Qg3 b5 14. Bxf6 Bxf6 15. Rxd6 Qc8 16. f4 Bd4+ 17. Kh1 Bc5 18. Rd3 Nd4 19. e5 Nxb3 20. axb3 Qb7 21. Re1 Rad8 22. Ne4 Be7 23. Qf3 Qb6 24. Red1 Rxd3 25. Rxd3 h6 26. Qg4 Rd8 27. Rg3 Bf8 28. Kh2 Qd4 29. Qh4 Rc8 *", + "Moves": "e4f6 g8h8 h4h6 g7h6 g3g8", + "MovesSAN": "Nf6+ Kh8 Qxh6+ gxh6 Rg8#", + "Themes": "arabianMate endgame kingsideAttack long mate mateIn3 pin sacrifice" + }, + { + "FEN": "8/ppp5/1b2Q2p/6pk/4Np2/5P2/Pq4P1/4K3 w - - 4 36", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. Bxc6 dxc6 5. h3 Nf6 6. Nc3 O-O 7. O-O Re8 8. Re1 Nh5 9. d3 Nf4 10. Bxf4 exf4 11. d4 Bb6 12. e5 f6 13. exf6 Rxe1+ 14. Qxe1 Qxf6 15. Rd1 Bf5 16. Qd2 Bd7 17. Re1 Rf8 18. Ne4 Qg6 19. Qd3 Bxh3 20. Nh4 Qg4 21. Qxh3 Qh5 22. c3 g5 23. Nf3 Qg6 24. Qg4 h6 25. Ne5 Qg7 26. f3 Re8 27. Nd2 c5 28. Kf2 cxd4 29. Nec4 Rxe1 30. Kxe1 dxc3 31. Ne4 cxb2 32. Qc8+ Kh7 33. Nxb2 Qxb2 34. Qd7+ Kg6 35. Qe6+ Kh5 *", + "Moves": "g2g4 f4g3 e4g3 h5h4 e6g4", + "MovesSAN": "g4+ fxg3 Nxg3+ Kh4 Qg4#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "r3k2r/1pp2ppp/3p4/3Pp2R/1PP1Pn2/2N1K3/2QBN3/1R3q2 b kq - 2 21", + "PGN": "1. d4 Nc6 2. c4 e5 3. d5 Nce7 4. e4 Ng6 5. Ne2 Bc5 6. a3 a5 7. Nbc3 Nf6 8. Rb1 d6 9. b4 axb4 10. axb4 Ba7 11. g3 Bg4 12. Bg2 Qd7 13. h3 Bh5 14. g4 Nxg4 15. hxg4 Qxg4 16. Qc2 Qxg2 17. Rxh5 Qxf2+ 18. Kd1 Qf1+ 19. Kd2 Be3+ 20. Kxe3 Nf4 21. Bd2 *", + "Moves": "f4g2 e3d3 f1f3 d2e3 f3e3", + "MovesSAN": "Ng2+ Kd3 Qf3+ Be3 Qxe3#", + "Themes": "fork long mate mateIn3 middlegame" + }, + { + "FEN": "2kr4/pppr4/5p1p/2q2Q2/8/b3R2P/N1P2PP1/1K1R4 w - - 2 23", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. h3 Nc6 4. Nf3 e5 5. Nc3 Qe6 6. Bb5 Bd7 7. d3 O-O-O 8. Be3 f5 9. Bg5 Nf6 10. Qe2 h6 11. Bxf6 gxf6 12. a3 Bc5 13. O-O-O Nd4 14. Bxd7+ Rxd7 15. Qd2 e4 16. Nxd4 Bxd4 17. Kb1 Rhd8 18. Rhe1 Qc6 19. Na2 exd3 20. Qxd3 Bxb2 21. Qxf5 Bxa3 22. Re3 Qc5 *", + "Moves": "f5d7 d8d7 e3e8 d7d8 d1d8", + "MovesSAN": "Qxd7+ Rxd7 Re8+ Rd8 Rdxd8#", + "Themes": "long mate mateIn3 middlegame queensideAttack sacrifice" + }, + { + "FEN": "r1b1qr1k/pp1p2pp/2p2p2/4nP1Q/4P3/P1N1R3/BP4PP/R5K1 w - - 0 18", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Bc5 5. c3 dxc3 6. O-O Nge7 7. Nxc3 O-O 8. Bg5 Qe8 9. Re1 Ng6 10. a3 Nce5 11. Nxe5 Nxe5 12. Ba2 c6 13. Be3 Bxe3 14. Rxe3 Kh8 15. f4 Ng6 16. f5 Ne5 17. Qh5 f6 *", + "Moves": "h5h7 h8h7 e3h3 e8h5 h3h5", + "MovesSAN": "Qxh7+ Kxh7 Rh3+ Qh5 Rxh5#", + "Themes": "attraction kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "6k1/p2Qnpb1/2n1p1pp/3pP1N1/3P4/4B3/q4PPP/1r3NK1 w - - 0 20", + "PGN": "1. e4 g6 2. d4 Bg7 3. Nf3 c5 4. c3 cxd4 5. cxd4 d5 6. e5 Nc6 7. Be3 Bg4 8. Be2 Qb6 9. O-O Qxb2 10. Nbd2 e6 11. Rb1 Qxa2 12. Rxb7 Nge7 13. Ng5 Bxe2 14. Qxe2 O-O 15. Rfb1 Rab8 16. Qb5 Rxb7 17. Qxb7 Rb8 18. Qd7 Rxb1+ 19. Nf1 h6 *", + "Moves": "d7e8 g7f8 e8f7 g8h8 f7h7", + "MovesSAN": "Qe8+ Bf8 Qxf7+ Kh8 Qh7#", + "Themes": "kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "6k1/2Q2pp1/p3P2p/2p3rq/8/2PPRbP1/PP3P1P/R5K1 b - - 0 23", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 bxc6 5. Nxe5 Nf6 6. d3 Rb8 7. c3 Bd6 8. Nf3 Bb7 9. Bg5 O-O 10. Nbd2 Re8 11. O-O c5 12. Re1 Be5 13. Nxe5 Rxe5 14. Bxf6 Qxf6 15. Nf3 Rbe8 16. Nxe5 Rxe5 17. Qg4 Rg5 18. Qxd7 h6 19. Qxc7 Bc6 20. e5 Qg6 21. g3 Bf3 22. Re3 Qh5 23. e6 *", + "Moves": "h5h2 g1h2 g5h5 h2g1 h5h1", + "MovesSAN": "Qxh2+ Kxh2 Rh5+ Kg1 Rh1#", + "Themes": "attraction endgame kingsideAttack long mate mateIn3 sacrifice" + }, + { + "FEN": "3r2k1/p5pp/1b6/4Q3/6Pq/B1P2b1P/P4P2/4R1K1 w - - 1 29", + "PGN": "1. e4 d5 2. e5 c5 3. Nf3 Bg4 4. Bb5+ Nc6 5. h3 Bh5 6. g4 Bg6 7. e6 Qc7 8. exf7+ Bxf7 9. Ng5 Qe5+ 10. Qe2 Qxg5 11. O-O Nf6 12. d4 Qh4 13. Qf3 e6 14. c4 Bd6 15. cxd5 Nxd5 16. Nc3 O-O 17. Bxc6 bxc6 18. dxc5 Bxc5 19. Qg2 Nxc3 20. bxc3 e5 21. Qxc6 Bb6 22. Qg2 Rad8 23. Ba3 Bd5 24. Qh2 Rf7 25. Rad1 Rfd7 26. Rfe1 Bf3 27. Rxd7 Rxd7 28. Qxe5 Rd8 *", + "Moves": "e5e6 g8h8 e6e8 d8e8 e1e8", + "MovesSAN": "Qe6+ Kh8 Qe8+ Rxe8 Rxe8#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "5rk1/5ppp/8/3Q4/5R2/4R1KP/2q2PP1/r7 w - - 0 33", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Nxc6 bxc6 7. Bd3 e6 8. h3 Bb4 9. Bd2 O-O 10. a3 Ba5 11. e5 Nd5 12. O-O Nxc3 13. Bxc3 Bxc3 14. bxc3 Qa5 15. c4 Qxe5 16. Qf3 d5 17. cxd5 cxd5 18. Rfe1 Qg5 19. Re2 Bb7 20. Rb1 Bc6 21. Rb6 Bb5 22. Bxb5 axb5 23. Rxb5 Qc1+ 24. Kh2 Qxa3 25. Qg4 Qa4 26. Rb4 Qa1 27. Rf4 Qf1 28. Qf3 Ra1 29. Rxe6 Qg1+ 30. Kg3 Qc1 31. Re3 Qb2 32. Qxd5 Qxc2 *", + "Moves": "d5f7 f8f7 e3e8 f7f8 f4f8", + "MovesSAN": "Qxf7+ Rxf7 Re8+ Rf8 Rfxf8#", + "Themes": "endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "5Q2/pb1p3p/1p4k1/6r1/8/P7/2Pq2PP/5RK1 w - - 0 29", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d4 Nxd4 5. Nxd4 exd4 6. Qxd4 b6 7. O-O Bc5 8. Qc3 O-O 9. b4 Be7 10. a3 c5 11. bxc5 Bxc5 12. e5 Ne4 13. Qf3 Bb7 14. Qf4 Qe7 15. Be3 Rac8 16. Bxc5 Qxc5 17. Bd3 Nc3 18. Nxc3 Qxc3 19. Qf5 g6 20. Qg5 Rc5 21. f4 Qd2 22. Rae1 f6 23. Qg3 fxe5 24. fxe5 Rxf1+ 25. Rxf1 Rxe5 26. Bxg6 Rg5 27. Qb8+ Kg7 28. Qf8+ Kxg6 *", + "Moves": "f1f6 g6h5 f8h6 h5g4 h6h3", + "MovesSAN": "Rf6+ Kh5 Qh6+ Kg4 Qh3#", + "Themes": "endgame exposedKing long mate mateIn3" + }, + { + "FEN": "1r1k3r/p2n1ppp/1pQBp3/q2p4/3Pn3/1P2P3/P4PPP/2RK3R w - - 8 19", + "PGN": "1. d4 d5 2. e3 Nf6 3. c4 c6 4. cxd5 cxd5 5. Nf3 Bf5 6. Nc3 e6 7. Bd3 Bg6 8. Ne5 Bxd3 9. Qxd3 Nbd7 10. Qb5 b6 11. b3 Be7 12. Nc6 Qc7 13. Nxe7 Qxc3+ 14. Kd1 Kxe7 15. Ba3+ Kd8 16. Rc1 Qa5 17. Qc6 Rb8 18. Bd6 Ne4 *", + "Moves": "c6c7 d8e8 c7c8 b8c8 c1c8", + "MovesSAN": "Qc7+ Ke8 Qc8+ Rxc8 Rxc8#", + "Themes": "exposedKing long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "6k1/q3P1pp/3Q4/p4r2/8/P1P3P1/6KP/4R3 b - - 2 43", + "PGN": "1. e4 e5 2. Nf3 d6 3. d4 exd4 4. Nxd4 Bd7 5. c3 Nc6 6. Be3 Nxd4 7. Bxd4 Qe7 8. f3 f6 9. Bd3 Be6 10. Nd2 Qd7 11. O-O Ne7 12. Bc4 Nc6 13. Bxe6 Qxe6 14. Be3 Be7 15. Qb3 Qc8 16. a3 Nb8 17. f4 b6 18. e5 Qd7 19. Qd5 c6 20. Qb3 d5 21. exf6 Bxf6 22. Rfe1 O-O 23. Qa4 Qc7 24. Nf3 Nd7 25. Bd4 c5 26. Bxf6 Rxf6 27. g3 a5 28. Qc2 Raf8 29. Rad1 Qc6 30. Qd3 Rd6 31. Ne5 Nxe5 32. fxe5 Re6 33. Qxd5 Qe8 34. b4 Qg6 35. bxc5 bxc5 36. Qxc5 Rf5 37. Rd8+ Re8 38. Qd5+ Kf8 39. Rxe8+ Qxe8 40. Qd6+ Kg8 41. e6 Qa8 42. e7 Qa7+ 43. Kg2 *", + "Moves": "a7f2 g2h3 f5h5 h3g4 f2f5", + "MovesSAN": "Qf2+ Kh3 Rh5+ Kg4 Qf5#", + "Themes": "endgame fork long mate mateIn3" + }, + { + "FEN": "r5k1/4rppp/5n2/6q1/8/P4Q1P/1P3PP1/4R1K1 w - - 0 24", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 e6 7. O-O Be7 8. h3 O-O 9. Be3 a6 10. a3 Qc7 11. Nf3 b5 12. Bxb5 axb5 13. Nxb5 Qb8 14. c4 d5 15. exd5 exd5 16. cxd5 Qxb5 17. dxc6 Qxc6 18. Rc1 Qb5 19. Re1 Bb7 20. Bg5 Rfe8 21. Rc7 Bxf3 22. Qxf3 Qxg5 23. Rcxe7 Rxe7 *", + "Moves": "f3a8 f6e8 a8e8 e7e8 e1e8", + "MovesSAN": "Qxa8+ Ne8 Qxe8+ Rxe8 Rxe8#", + "Themes": "backRankMate endgame hangingPiece long mate mateIn3 xRayAttack" + }, + { + "FEN": "5rk1/5ppp/1pR1p3/8/3P4/P2KPQrq/8/5R2 w - - 1 31", + "PGN": "1. e4 d5 2. exd5 Nf6 3. d4 Nxd5 4. c4 Nb6 5. Nc3 Nc6 6. Nf3 Bg4 7. Be3 e6 8. Be2 Bb4 9. a3 Bxc3+ 10. bxc3 Na5 11. c5 Nd5 12. Qa4+ Nc6 13. Rc1 O-O 14. O-O Nce7 15. c4 Nxe3 16. fxe3 Nf5 17. Qb3 b6 18. cxb6 axb6 19. Kf2 Ra5 20. h3 Bxf3 21. Bxf3 Qh4+ 22. Kg1 Qg3 23. c5 Nh4 24. cxb6 cxb6 25. Rc6 Rg5 26. Qd1 Qxh3 27. Kf2 Nxg2 28. Ke2 Nh4 29. Kd3 Nxf3 30. Qxf3 Rg3 *", + "Moves": "f3f7 f8f7 c6c8 f7f8 f1f8", + "MovesSAN": "Qxf7+ Rxf7 Rc8+ Rf8 Rfxf8#", + "Themes": "endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "6k1/p4p2/2N2Bpp/3p2r1/6PK/4P2P/P3Q3/6r1 b - - 1 32", + "PGN": "1. d4 d5 2. Nf3 Nf6 3. e3 Bf5 4. Bd3 Bxd3 5. Qxd3 e6 6. Qb5+ Nbd7 7. Qxb7 Bd6 8. O-O O-O 9. Qa6 Ne4 10. c4 c5 11. Nc3 Ndf6 12. cxd5 exd5 13. dxc5 Nxc5 14. Qe2 Rb8 15. Rd1 Re8 16. Nb5 Be5 17. Nxe5 Rxe5 18. b4 Nce4 19. Bb2 Rf5 20. f3 Qb6 21. Nd4 Rg5 22. fxe4 Qxb4 23. Rab1 Nxe4 24. Nc6 Nc3 25. Bxc3 Qxb1 26. Rxb1 Rxb1+ 27. Kf2 Rf5+ 28. Kg3 Rg5+ 29. Kh4 h6 30. g4 Rg1 31. h3 g6 32. Bf6 *", + "Moves": "g5h5 g4h5 g6g5 f6g5 h6g5", + "MovesSAN": "Rh5+ gxh5 g5+ Bxg5 hxg5#", + "Themes": "endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "8/8/3p1kpp/3B1p2/2Pb1K2/5P1P/6P1/8 b - - 0 30", + "PGN": "1. d4 c5 2. e3 cxd4 3. exd4 d6 4. Nf3 g6 5. c4 Bg7 6. Nc3 Nf6 7. Be2 O-O 8. O-O Bg4 9. Re1 Nbd7 10. h3 Bxf3 11. Bxf3 Rb8 12. Bg5 h6 13. Bxf6 Nxf6 14. Qc2 a6 15. Nd5 Nxd5 16. Bxd5 Bxd4 17. Rad1 Qb6 18. Rxe7 Qxb2 19. Qxb2 Bxb2 20. Rxb7 Rxb7 21. Bxb7 Be5 22. Bxa6 Ra8 23. Bb7 Rxa2 24. Bd5 Ra1 25. Rxa1 Bxa1 26. Kf1 Kg7 27. Ke2 f5 28. Ke3 Kf6 29. Kf4 Bd4 30. f3 *", + "Moves": "d4f2 h3h4 g6g5 h4g5 h6g5", + "MovesSAN": "Bf2 h4 g5+ hxg5+ hxg5#", + "Themes": "bishopEndgame endgame long mate mateIn3 quietMove" + }, + { + "FEN": "1r4k1/3p1p1p/6p1/2R2PP1/8/4P3/pr5P/2R1K3 w - - 0 36", + "PGN": "1. d4 e5 2. dxe5 Nc6 3. Nf3 Qe7 4. e3 Nxe5 5. Nxe5 Qxe5 6. f4 Qf6 7. Nc3 Bb4 8. Bd2 b6 9. Ne4 Qh4+ 10. g3 Bxd2+ 11. Qxd2 Qh6 12. O-O-O Bb7 13. Bd3 Nf6 14. Nxf6+ Qxf6 15. Rhe1 a5 16. g4 a4 17. a3 O-O 18. g5 Qe6 19. f5 Qa2 20. c3 Bd5 21. c4 Bxc4 22. Bxc4 Qxc4+ 23. Kb1 b5 24. Rc1 Qe4+ 25. Rc2 b4 26. Qxb4 Qxb4 27. axb4 Rfb8 28. Rc4 c5 29. b5 Rxb5 30. Rec1 a3 31. b3 Rxb3+ 32. Kc2 Rab8 33. Rxc5 g6 34. Kd2 Rb2+ 35. Ke1 a2 *", + "Moves": "c5c8 b8c8 c1c8 g8g7 f5f6", + "MovesSAN": "Rc8+ Rxc8 Rxc8+ Kg7 f6#", + "Themes": "endgame long mate mateIn3 rookEndgame" + }, + { + "FEN": "6QR/4kp2/4p3/5qp1/2r5/7P/P4PP1/6K1 b - - 4 41", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nf3 Bg4 4. Be2 Nf6 5. d4 e6 6. O-O Be7 7. h3 Bh5 8. c4 Qd7 9. Be3 O-O 10. Nc3 Rd8 11. Ne5 Bxe2 12. Qxe2 Qc8 13. Rad1 c5 14. Nf3 cxd4 15. Bxd4 Nc6 16. Bxf6 Bxf6 17. Ne4 Be7 18. b3 Qc7 19. Qc2 h6 20. Ng3 a5 21. Qb2 Bf6 22. Qb1 a4 23. Nh5 Qe7 24. Nxf6+ Qxf6 25. bxa4 Rxa4 26. Qxb7 Rxc4 27. Rxd8+ Qxd8 28. Qb5 Qd5 29. Qb7 Qa5 30. Qc8+ Qd8 31. Qb7 Nd4 32. Nxd4 Qxd4 33. Qb3 g6 34. Rd1 Qc5 35. Rd8+ Kh7 36. Qb8 g5 37. Rh8+ Kg6 38. Qg8+ Kf6 39. Rxh6+ Ke7 40. Rh7 Qf5 41. Rh8 *", + "Moves": "c4c1 g1h2 f5f4 g2g3 f4f2", + "MovesSAN": "Rc1+ Kh2 Qf4+ g3 Qxf2#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "r7/pppk2qp/3b4/8/3Q2b1/1PP5/1P1N1RP1/R1B4K b - - 0 23", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 f5 4. d3 Nf6 5. c3 Na5 6. Bb3 Nxb3 7. axb3 fxe4 8. dxe4 Nxe4 9. Qe2 d5 10. Nxe5 Bd6 11. Qh5+ g6 12. Nxg6 Kd7 13. Nxh8 Qxh8 14. Qxd5 Nf6 15. Qf3 Ke7 16. O-O Bg4 17. Qe3+ Kd7 18. Nd2 Qg7 19. h3 Nd5 20. Qd3 Nf4 21. Qd4 Nxh3+ 22. Kh1 Nxf2+ 23. Rxf2 *", + "Moves": "g7h6 h1g1 h6h2 g1f1 h2h1", + "MovesSAN": "Qh6+ Kg1 Qh2+ Kf1 Qh1#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "3r1k1r/1pp2pp1/p4n1p/4N3/4B3/1bPQ2P1/1P3qP1/2K1R3 w - - 0 24", + "PGN": "1. d4 d5 2. Nf3 Nf6 3. Bg5 e6 4. e3 Be7 5. Bd3 h6 6. Bf4 Nc6 7. c3 a6 8. Nbd2 Bd6 9. Bg3 Bxg3 10. hxg3 Qd6 11. Qc2 e5 12. dxe5 Nxe5 13. Nxe5 Qxe5 14. O-O-O Be6 15. Nf3 Qd6 16. e4 Qc6 17. exd5 Bxd5 18. Rhe1+ Kf8 19. Ne5 Qb6 20. Be4 Bxa2 21. Rd7 Bb3 22. Qd3 Qxf2 23. Rd8+ Rxd8 *", + "Moves": "d3d8 f6e8 e5d7 f8g8 d8e8", + "MovesSAN": "Qxd8+ Ne8 Nd7+ Kg8 Qxe8#", + "Themes": "deflection long mate mateIn3 middlegame" + }, + { + "FEN": "4r1k1/pp4np/6p1/4q3/2P2Q2/1P4PP/P6K/5R2 w - - 0 27", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. g3 Nc6 6. Bg2 Bd7 7. O-O Rc8 8. c4 g6 9. b3 Bg7 10. Nc3 Nh5 11. Nce2 Qb6 12. Be3 Nxd4 13. Bxd4 Bxd4 14. Nxd4 O-O 15. h3 Ng7 16. Kh2 f5 17. f4 e5 18. fxe5 dxe5 19. Nf3 Bc6 20. Nxe5 Bxe4 21. Bxe4 fxe4 22. Qd5+ Qe6 23. Qxe4 Rfe8 24. Rae1 Rc5 25. Qf4 Rxe5 26. Rxe5 Qxe5 *", + "Moves": "f4f7 g8h8 f7f8 e8f8 f1f8", + "MovesSAN": "Qf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "k2r3r/p4p1p/Qp6/1NpPB1p1/4P1b1/6P1/PPPKBq1P/R5R1 b - - 10 28", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nxe5 Nc6 4. Nxc6 dxc6 5. Nc3 Bc5 6. d3 Ng4 7. Be2 Qh4 8. g3 Bxf2+ 9. Kf1 Ne3+ 10. Bxe3 Qf6 11. Bxf2 Bh3+ 12. Ke1 O-O-O 13. Kd2 c5 14. Bxc5 b6 15. Be3 Bg2 16. Rg1 Bh3 17. Bf1 Be6 18. Qh5 g6 19. Qb5 Bg4 20. Qb4 g5 21. d4 c5 22. Qc4 Be6 23. d5 Bg4 24. Bd4 Qf3 25. Qa6+ Kb8 26. Be5+ Ka8 27. Nb5 Qf2+ 28. Be2 *", + "Moves": "f2e2 d2c1 e2e3 c1b1 e3g1", + "MovesSAN": "Qxe2+ Kc1 Qe3+ Kb1 Qxg1#", + "Themes": "backRankMate fork long mate mateIn3 middlegame" + }, + { + "FEN": "2k5/ppp3pp/4qP2/2b5/5B2/1P1Q4/P1P2PPP/6K1 b - - 0 19", + "PGN": "1. e4 d5 2. exd5 Nf6 3. Nc3 Nxd5 4. Nxd5 Qxd5 5. Nf3 Bg4 6. Be2 Nc6 7. O-O O-O-O 8. d4 e5 9. Nxe5 Bxe2 10. Qxe2 Nxe5 11. dxe5 Bc5 12. Bf4 Rhg8 13. Rad1 Qe6 14. b3 Rge8 15. Rxd8+ Rxd8 16. Rd1 f6 17. Rxd8+ Kxd8 18. Qd3+ Kc8 19. exf6 *", + "Moves": "e6e1 d3f1 c5f2 g1h1 e1f1", + "MovesSAN": "Qe1+ Qf1 Bxf2+ Kh1 Qxf1#", + "Themes": "deflection endgame long mate mateIn3" + }, + { + "FEN": "6k1/2p5/5q2/R4pN1/P1P4Q/1P5P/4nPPK/1r6 b - - 0 38", + "PGN": "1. d4 d6 2. c4 g6 3. Nc3 Bg7 4. Nf3 Nc6 5. e3 Bg4 6. Be2 Nf6 7. a3 Bxf3 8. Bxf3 e5 9. Bxc6+ bxc6 10. Qa4 Qd7 11. dxe5 dxe5 12. O-O O-O 13. Rd1 Qe6 14. b3 Rfd8 15. Bb2 Rxd1+ 16. Rxd1 Nd7 17. Qa5 Nb6 18. Ne4 Qg4 19. Nc3 e4 20. Rd2 h5 21. Qc5 h4 22. Qxc6 Rc8 23. Qxe4 Qg5 24. Qf4 Qe7 25. Ne4 Bxb2 26. Rxb2 Rd8 27. h3 Rd1+ 28. Kh2 Nd7 29. a4 Ne5 30. Rd2 Rb1 31. Rd5 Nc6 32. Rb5 f5 33. Ng5 a5 34. e4 Nd4 35. Re5 Qf6 36. exf5 gxf5 37. Rxa5 Ne2 38. Qxh4 *", + "Moves": "b1h1 h2h1 f6a1 h1h2 a1g1", + "MovesSAN": "Rh1+ Kxh1 Qa1+ Kh2 Qg1#", + "Themes": "attraction endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "r1b3k1/pp2p1b1/2p3Bp/3nq3/8/2P2Q2/PP4PP/RNB3K1 w - - 0 17", + "PGN": "1. d4 Nf6 2. e3 g6 3. f4 Bg7 4. Nf3 d6 5. Bd3 Nbd7 6. O-O c6 7. c3 O-O 8. e4 Qc7 9. e5 dxe5 10. fxe5 Nd5 11. Ng5 h6 12. Nxf7 Rxf7 13. Rxf7 Kxf7 14. Qf3+ Kg8 15. Bxg6 Nxe5 16. dxe5 Qxe5 *", + "Moves": "f3f7 g8h8 f7e8 g7f8 e8f8", + "MovesSAN": "Qf7+ Kh8 Qe8+ Bf8 Qxf8#", + "Themes": "exposedKing kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "6k1/6p1/3q2P1/4pQ1p/2p1Pn2/2P2N2/7P/3q1BK1 w - - 0 39", + "PGN": "1. g3 d5 2. Bg2 c6 3. d3 e5 4. e4 Nf6 5. Nc3 Be6 6. Nf3 h6 7. Nxe5 Bd6 8. d4 Qc7 9. f4 O-O 10. O-O Nbd7 11. f5 Nxe5 12. dxe5 Bxe5 13. fxe6 fxe6 14. Bf4 Bxf4 15. Rxf4 e5 16. Rf1 d4 17. Nb1 c5 18. Nd2 b5 19. Qe2 a6 20. Bh3 Qc6 21. Rf2 c4 22. c3 d3 23. Qe3 a5 24. a3 Rab8 25. Raf1 b4 26. axb4 axb4 27. g4 bxc3 28. bxc3 Nh7 29. Rxf8+ Rxf8 30. Rxf8+ Nxf8 31. g5 h5 32. Nf3 Qd6 33. Bf1 Ng6 34. Qa7 Nf4 35. Qa8+ Kh7 36. Qc8 d2 37. Qf5+ Kg8 38. g6 d1=Q *", + "Moves": "f5f7 g8h8 f7e8 d6f8 e8f8", + "MovesSAN": "Qf7+ Kh8 Qe8+ Qf8 Qxf8#", + "Themes": "endgame long master mate mateIn3" + }, + { + "FEN": "k2r4/1p1r1ppp/p3p3/QP6/P3qP2/8/2R2P1P/2R3K1 w - - 5 27", + "PGN": "1. c4 d5 2. cxd5 Qxd5 3. Nc3 Qa5 4. g3 Nf6 5. Bg2 Nc6 6. Nf3 Bg4 7. O-O O-O-O 8. d3 e6 9. Bd2 Qh5 10. Qa4 Bc5 11. b4 Bb6 12. Qb3 Bh3 13. a4 Bxg2 14. Kxg2 Nd4 15. Nxd4 Bxd4 16. Rac1 Bxc3 17. Qxc3 Nd5 18. Qc5 Qxe2 19. Bf4 Nxf4+ 20. gxf4 Kb8 21. Qxc7+ Ka8 22. Rc2 Qxd3 23. Rfc1 a6 24. b5 Rd7 25. Qa5 Qe4+ 26. Kg1 Rhd8 *", + "Moves": "c2c8 d8c8 c1c8 a8a7 b5b6", + "MovesSAN": "Rc8+ Rxc8 Rxc8+ Ka7 b6#", + "Themes": "endgame long mate mateIn3 queensideAttack" + }, + { + "FEN": "r5k1/5rpp/p7/1p2b3/4P3/4BQ1P/1q4P1/5RK1 w - - 0 27", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Nc3 Be7 5. d3 O-O 6. Be3 d6 7. h3 Na5 8. Nd2 Nxc4 9. Nxc4 a6 10. O-O b5 11. Nd2 c6 12. f4 exf4 13. Bxf4 d5 14. exd5 Nxd5 15. Nxd5 Qxd5 16. Ne4 Bf5 17. Qf3 Bxe4 18. dxe4 Qc5+ 19. Be3 Qxc2 20. Rac1 Qxb2 21. Rxc6 Qxa2 22. Rc7 Bd6 23. Rd7 Be5 24. Rf2 Qa1+ 25. Rf1 Qb2 26. Rxf7 Rxf7 *", + "Moves": "f3f7 g8h8 f7f8 a8f8 f1f8", + "MovesSAN": "Qxf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate long mate mateIn3 middlegame" + }, + { + "FEN": "8/3k1p2/b3pQ2/3p4/6r1/3B4/P1Pq1P1P/R4K1R b - - 6 23", + "PGN": "1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nxc6 bxc6 6. Nc3 Nf6 7. Be3 Bb4 8. Bd2 Bxc3 9. Bxc3 Nxe4 10. Bxg7 Rg8 11. Bd4 c5 12. Bd3 cxd4 13. Bxe4 Rb8 14. Qxd4 d5 15. Bxh7 Rxg2 16. Qxa7 Rxb2 17. Qd4 Qa5+ 18. Kf1 Rb4 19. Qh8+ Kd7 20. Kxg2 Rg4+ 21. Kf1 Qd2 22. Qf6 Ba6+ 23. Bd3 *", + "Moves": "a6d3 c2d3 d2d3 f1e1 g4e4", + "MovesSAN": "Bxd3+ cxd3 Qxd3+ Ke1 Re4#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "6r1/4rk1p/1Q1P4/1B2n3/8/7P/5PP1/6K1 b - - 0 41", + "PGN": "1. d4 d5 2. c4 dxc4 3. e4 e6 4. Bxc4 Bd6 5. Nf3 Bd7 6. O-O Qe7 7. Nc3 Nc6 8. Be3 O-O-O 9. a4 Bb4 10. Qc2 e5 11. d5 Nb8 12. b3 Bc5 13. Bxc5 Qxc5 14. Rfb1 f5 15. b4 Qf8 16. b5 fxe4 17. Nxe4 Bf5 18. Qe2 Nf6 19. Nxf6 Bxb1 20. Rxb1 gxf6 21. a5 Qc5 22. b6 cxb6 23. axb6 axb6 24. Rc1 Kd7 25. Nxe5+ fxe5 26. Qg4+ Kd6 27. Qe6+ Kc7 28. Qxe5+ Kc8 29. Qf5+ Rd7 30. Rc2 Kd8 31. Qf6+ Qe7 32. Qxb6+ Ke8 33. Bb5 Qe1+ 34. Bf1 Rf8 35. Re2+ Qxe2 36. Bxe2 Re7 37. Bb5+ Kf7 38. h3 Nd7 39. Qxb7 Ne5 40. Qb6 Rg8 41. d6 *", + "Moves": "e5f3 g1h1 e7e1 b5f1 e1f1", + "MovesSAN": "Nf3+ Kh1 Re1+ Bf1 Rxf1#", + "Themes": "endgame long mate mateIn3 pin" + }, + { + "FEN": "1r2k2r/RB3ppp/3bp3/4q3/8/8/2PQ1PPP/1R4K1 w k - 1 21", + "PGN": "1. e4 c5 2. b4 cxb4 3. a3 bxa3 4. Nxa3 d5 5. exd5 Qxd5 6. Nf3 Bg4 7. Be2 Nc6 8. O-O Nf6 9. Nb5 Qd7 10. d4 e6 11. Bf4 Rc8 12. Nxa7 Nxa7 13. Rxa7 Nd5 14. Ne5 Qc7 15. Bxg4 Nxf4 16. Bf3 Rb8 17. Qd2 Ng6 18. Rb1 Nxe5 19. dxe5 Qxe5 20. Bxb7 Bd6 *", + "Moves": "b7c6 e8f8 b1b8 d6b8 d2d8", + "MovesSAN": "Bc6+ Kf8 Rxb8+ Bxb8 Qd8#", + "Themes": "discoveredAttack long mate mateIn3 middlegame" + }, + { + "FEN": "4r3/ppp4R/2b5/6k1/3p2N1/1P4P1/P3r2P/1B4K1 w - - 2 39", + "PGN": "1. c4 e5 2. d4 exd4 3. Qxd4 Nc6 4. Qe4+ Be7 5. Bg5 h6 6. Bh4 d6 7. Nf3 Be6 8. e3 Bxh4 9. Nxh4 Nf6 10. Qc2 O-O 11. g3 Ng4 12. Bd3 Nce5 13. O-O Qg5 14. f4 Nxe3 15. fxg5 Nxc2 16. Bxc2 hxg5 17. Nf3 Nxc4 18. Nxg5 Bd7 19. b3 Ne3 20. Rf2 Rfe8 21. Nc3 Bc6 22. Bh7+ Kh8 23. Rxf7 Ng4 24. Rf4 Nf6 25. Bg6 Re3 26. Nce4 d5 27. Nxf6 gxf6 28. Rxf6 Kg7 29. Raf1 d4 30. Bb1 Re2 31. Rf7+ Kh6 32. Ne4 Re8 33. R1f6+ Kh5 34. Rh7+ Kg4 35. Rg6+ Kf5 36. Rf6+ Ke5 37. Nf2 Kxf6 38. Ng4+ Kg5 *", + "Moves": "h7g7 g5h5 g4f6 h5h6 g7g6", + "MovesSAN": "Rg7+ Kh5 Nf6+ Kh6 Rg6#", + "Themes": "endgame fork long mate mateIn3 vukovicMate" + }, + { + "FEN": "r6r/pppb3k/1nn1R1p1/3Q1p2/6Pq/8/PPPB1P1P/4R1K1 w - - 10 25", + "PGN": "1. e4 f6 2. Bc4 e6 3. d4 Kf7 4. Nf3 d6 5. O-O d5 6. exd5 exd5 7. Bxd5+ Qxd5 8. Nc3 Qd8 9. Re1 Bb4 10. Nh4 Ne7 11. Qh5+ g6 12. Nxg6 hxg6 13. Qf3 Nbc6 14. Bd2 Bf5 15. d5 Bxc3 16. Bxc3 Nxd5 17. g4 Bd7 18. Bd2 Nb6 19. Re2 f5 20. Rae1 Qh4 21. Qd5+ Kf6 22. Re6+ Kg7 23. Bc3+ Kh6 24. Bd2+ Kh7 *", + "Moves": "e6e7 h4e7 e1e7 c6e7 d5f7", + "MovesSAN": "Re7+ Qxe7 Rxe7+ Nxe7 Qf7#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "5r1k/pp2r1pp/8/3R4/PP1P1q2/8/5QPP/5RK1 b - - 0 26", + "PGN": "1. b3 e5 2. Bb2 Nc6 3. e3 d5 4. Nf3 f6 5. d4 e4 6. Nfd2 f5 7. c4 Be6 8. cxd5 Bxd5 9. Nc3 Nf6 10. Bc4 Bb4 11. Nxd5 Nxd5 12. a3 Bxd2+ 13. Qxd2 O-O 14. O-O Ne7 15. a4 c6 16. Ba3 Rf7 17. Bxe7 Rxe7 18. Rac1 Qd6 19. Qa2 Kh8 20. Bxd5 cxd5 21. Rc5 f4 22. exf4 Qxf4 23. Rxd5 Rf8 24. b4 e3 25. Qe2 exf2+ 26. Qxf2 *", + "Moves": "f4f2 f1f2 e7e1 f2f1 e1f1", + "MovesSAN": "Qxf2+ Rxf2 Re1+ Rf1 Rexf1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "2r5/4Qpk1/1p2p1p1/3pP3/3P2P1/5N2/PP1NbPP1/1K6 b - - 2 28", + "PGN": "1. d4 d5 2. Nf3 e6 3. c3 c5 4. Bf4 Nc6 5. e3 Nf6 6. Nbd2 Be7 7. Bd3 O-O 8. Qe2 Nh5 9. Bg3 Nxg3 10. hxg3 Bf6 11. Bxh7+ Kh8 12. Bc2+ Kg8 13. O-O-O g6 14. Rh6 Kg7 15. Rdh1 Rh8 16. Rxh8 Qxh8 17. Rxh8 Kxh8 18. e4 Kg7 19. e5 Be7 20. g4 cxd4 21. cxd4 b6 22. Kb1 Nb4 23. Qb5 Ba6 24. Qd7 Rd8 25. Qxa7 Nxc2 26. Kxc2 Be2 27. Qxe7 Rc8+ 28. Kb1 *", + "Moves": "e2d3 b1a1 c8c1 d2b1 c1b1", + "MovesSAN": "Bd3+ Ka1 Rc1+ Nb1 Rxb1#", + "Themes": "endgame long mate mateIn3 queensideAttack" + }, + { + "FEN": "rnbqk2r/p1p2ppp/1p2p3/3p4/3P1P2/2N1PNbB/PPPBK3/R2Q3R b kq - 1 10", + "PGN": "1. f4 e6 2. d4 Nf6 3. Nf3 d5 4. e3 Ne4 5. Bd2 Be7 6. Nc3 Bh4+ 7. g3 Nxg3 8. hxg3 Bxg3+ 9. Ke2 b6 10. Bh3 *", + "Moves": "c8a6 c3b5 a6b5 c2c4 b5c4", + "MovesSAN": "Ba6+ Nb5 Bxb5+ c4 Bxc4#", + "Themes": "bodenMate long mate mateIn3 middlegame" + }, + { + "FEN": "6k1/R4ppp/5n2/1pn5/6P1/3r4/P6r/R4K2 w - - 0 33", + "PGN": "1. e3 e5 2. d3 d5 3. b3 d4 4. Bb2 Nc6 5. e4 Nf6 6. Nf3 Bb4+ 7. c3 Ba5 8. b4 dxc3 9. Bxc3 Bxb4 10. Bxb4 Nxb4 11. Qa4+ Nc6 12. Be2 Bd7 13. Nxe5 Nxe5 14. Qa5 Nc6 15. Qc3 O-O 16. O-O Bg4 17. Bxg4 Nxg4 18. f3 Nf6 19. Nd2 Qd4+ 20. Qxd4 Nxd4 21. Nc4 b5 22. Ne5 Rfe8 23. f4 Rad8 24. g4 Ne2+ 25. Kf2 Nxf4 26. Rfc1 Rxe5 27. Rxc7 Nxd3+ 28. Ke3 Nc5 29. Rxa7 Rxe4+ 30. Kf3 Rd3+ 31. Kg2 Re2+ 32. Kf1 Rxh2 *", + "Moves": "a7a8 d3d8 a8d8 f6e8 d8e8", + "MovesSAN": "Ra8+ Rd8 Rxd8+ Ne8 Rxe8#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "4r1k1/p1p2pp1/1p1b1n1p/5QN1/3PN3/4q3/PP4PP/R6K w - - 0 20", + "PGN": "1. e4 e6 2. Nf3 d5 3. exd5 exd5 4. d4 Nf6 5. c4 Bg4 6. Be2 Nbd7 7. O-O b6 8. cxd5 Nxd5 9. Ng5 Bxe2 10. Qxe2+ Be7 11. Qe5 N7f6 12. Re1 O-O 13. Nc3 Bd6 14. Qf5 Re8 15. Rxe8+ Qxe8 16. Be3 Nxe3 17. fxe3 Qxe3+ 18. Kh1 Re8 19. Nce4 h6 *", + "Moves": "e4f6 g7f6 f5h7 g8f8 h7f7", + "MovesSAN": "Nxf6+ gxf6 Qh7+ Kf8 Qxf7#", + "Themes": "kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "2r4k/1pp3b1/4R2p/1PP1pq2/4Q1p1/3Bp3/1B3PPP/6K1 b - - 0 34", + "PGN": "1. Nf3 Nf6 2. b3 g6 3. Bb2 Bg7 4. e3 O-O 5. Be2 d6 6. d4 e5 7. dxe5 Nfd7 8. c4 dxe5 9. Nc3 Nc6 10. O-O a5 11. Qc2 h6 12. Rad1 Kh8 13. a3 f5 14. Nd5 g5 15. b4 g4 16. Nd2 axb4 17. axb4 Nf6 18. Nb3 Nxd5 19. Rxd5 Qf6 20. Qc3 Be6 21. Rdd1 Qg6 22. b5 Ne7 23. Nc5 Bc8 24. Nd7 Bxd7 25. Rxd7 Ng8 26. Rfd1 Rac8 27. c5 Nf6 28. Re7 Ne4 29. Qc4 Rfe8 30. Rdd7 Rxe7 31. Rxe7 f4 32. Re6 Qf5 33. Bd3 fxe3 34. Qxe4 *", + "Moves": "f5f2 g1h1 f2e1 d3f1 e1f1", + "MovesSAN": "Qxf2+ Kh1 Qe1+ Bf1 Qxf1#", + "Themes": "fork long master masterVsMaster mate mateIn3 middlegame" + }, + { + "FEN": "1rk2r2/2p5/p5p1/2qpQ3/8/1PR5/P1P2PPP/R5K1 b - - 1 23", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 4. d4 a6 5. Bxc6+ bxc6 6. dxe5 Bg4 7. O-O Rb8 8. exd6 Bxd6 9. e5 Bxf3 10. Qxf3 Bxe5 11. Re1 Qd6 12. Bf4 f6 13. Nc3 Ne7 14. Bxe5 fxe5 15. b3 Rf8 16. Qh5+ g6 17. Qxh7 Qc5 18. Re3 Kd7 19. Qh3+ Kd8 20. Qe6 Nd5 21. Qxe5 Kc8 22. Nxd5 cxd5 23. Rc3 *", + "Moves": "c5f2 g1h1 f2f1 a1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "8/6rk/1qpR1P2/4Q2p/p3P3/B1P3pP/6P1/7K b - - 1 45", + "PGN": "1. e4 e5 2. Nc3 Nf6 3. f4 d6 4. Nf3 Nc6 5. Bc4 Bg4 6. d3 h6 7. O-O Qd7 8. f5 Be7 9. h3 Bxf3 10. Qxf3 Na5 11. Bb3 Nxb3 12. axb3 g5 13. Be3 a6 14. d4 c6 15. dxe5 dxe5 16. Rad1 Qc7 17. Na4 O-O 18. Qg3 Kh7 19. Qf3 b5 20. Nc3 a5 21. Rd2 Rad8 22. Rfd1 Bb4 23. Rd3 Bxc3 24. bxc3 Rxd3 25. cxd3 a4 26. bxa4 bxa4 27. Bc5 Ra8 28. Ra1 Qb7 29. Bb4 Qb5 30. Qe3 Nd7 31. d4 f6 32. dxe5 Qxe5 33. Rd1 Qc7 34. Qd4 Ra7 35. Ba3 h5 36. Qc4 Kg7 37. Qe6 Ne5 38. Qe8 Nf7 39. Qe6 Ne5 40. Rd6 Qb6+ 41. Kh2 g4 42. Qxf6+ Kh7 43. Qxe5 Rg7 44. f6 g3+ 45. Kh1 *", + "Moves": "b6b1 a3c1 b1c1 d6d1 c1d1", + "MovesSAN": "Qb1+ Bc1 Qxc1+ Rd1 Qxd1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "r1b1r1k1/ppp2ppp/3p4/8/2Q5/2P1q3/P1P3PP/R4R1K w - - 0 16", + "PGN": "1. Nf3 Nc6 2. e4 e5 3. d4 Nf6 4. dxe5 Nxe4 5. Nc3 Nxc3 6. bxc3 Bc5 7. Qd5 Bb6 8. Ng5 O-O 9. Bc4 Nxe5 10. Bf4 Nxc4 11. Qxc4 Re8+ 12. Be3 Qxg5 13. O-O Bxe3 14. fxe3 Qxe3+ 15. Kh1 d6 *", + "Moves": "c4f7 g8h8 f7f8 e8f8 f1f8", + "MovesSAN": "Qxf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "6k1/pprRR3/7p/1P6/5P2/P7/5PPP/6K1 b - - 0 29", + "PGN": "1. d4 d5 2. Nf3 Nf6 3. Bf4 e6 4. e3 c5 5. c4 Be7 6. dxc5 Bxc5 7. Nc3 O-O 8. a3 dxc4 9. Bxc4 Nc6 10. b4 Be7 11. Qc2 Nh5 12. Rd1 Qe8 13. O-O Nxf4 14. exf4 Bf6 15. Rfe1 g6 16. Ne4 Bg7 17. Nd6 Qe7 18. b5 Na5 19. Ng5 Nxc4 20. Qxc4 h6 21. Ngxf7 Bd7 22. Ne5 Rad8 23. Nxg6 Qf6 24. Nxf8 Bxf8 25. Qc7 Bxd6 26. Rxd6 Qe7 27. Rexe6 Rc8 28. Rxe7 Rxc7 29. Rdxd7 *", + "Moves": "c7c1 d7d1 c1d1 e7e1 d1e1", + "MovesSAN": "Rc1+ Rd1 Rxd1+ Re1 Rxe1#", + "Themes": "backRankMate endgame long mate mateIn3 rookEndgame" + }, + { + "FEN": "3r1k2/p4P1p/Q7/1pp1P1p1/6Pq/1P5P/P2rR1B1/2R2K2 b - - 2 38", + "PGN": "1. b3 d5 2. Bb2 e6 3. g3 Nf6 4. Bg2 g6 5. Nf3 Bg7 6. O-O O-O 7. d3 Nbd7 8. Nbd2 b6 9. c4 Bb7 10. Rc1 c5 11. Ne5 Nxe5 12. Bxe5 Nd7 13. Bxg7 Kxg7 14. Qc2 Qf6 15. e3 Rab8 16. cxd5 exd5 17. e4 dxe4 18. Nxe4 Bxe4 19. dxe4 Kg8 20. Qc4 Ne5 21. Qc3 Qe7 22. Rfd1 Rfd8 23. f4 Nc6 24. e5 Nd4 25. Qc4 Qe6 26. Qa6 Rd7 27. Re1 Rbd8 28. Qa4 Qg4 29. Kf2 g5 30. h3 Qf5 31. Re4 b5 32. Qa6 Ne6 33. g4 Rd2+ 34. Kf1 Qg6 35. f5 Qh6 36. fxe6 Qh4 37. exf7+ Kf8 38. Re2 *", + "Moves": "d2d1 c1d1 d8d1 e2e1 d1e1", + "MovesSAN": "Rd1+ Rxd1 Rxd1+ Re1 Rxe1#", + "Themes": "exposedKing long mate mateIn3 middlegame" + }, + { + "FEN": "R7/p4kpp/8/8/1P6/P2R1N2/r4PPP/6K1 b - - 2 29", + "PGN": "1. d4 e6 2. c4 Bb4+ 3. Bd2 Qe7 4. a3 Bxd2+ 5. Nxd2 Nf6 6. e4 d5 7. cxd5 exd5 8. e5 Nfd7 9. Ngf3 f6 10. Bb5 c6 11. Ba4 fxe5 12. dxe5 Nxe5 13. O-O O-O 14. Re1 Nxf3+ 15. Nxf3 Qf6 16. Qb3 b5 17. Bxb5 cxb5 18. Qxb5 Qd6 19. Rad1 Be6 20. Qb7 Qc6 21. Qxc6 Nxc6 22. Rxe6 Nd4 23. Rxd4 Rac8 24. Rxd5 Rc1+ 25. Re1 Rc2 26. b4 Ra2 27. Rd3 Re8 28. Rxe8+ Kf7 29. Ra8 *", + "Moves": "a2a1 d3d1 a1d1 f3e1 d1e1", + "MovesSAN": "Ra1+ Rd1 Rxd1+ Ne1 Rxe1#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "r1b2r2/2p3k1/p1p1pqp1/4N3/3PQ3/2P1R3/P4PPP/R5K1 b - - 2 20", + "PGN": "1. c4 d5 2. cxd5 Qxd5 3. Nc3 Qd8 4. d4 Nf6 5. Nf3 e6 6. Bg5 Be7 7. e3 a6 8. Bd3 O-O 9. O-O Nd5 10. Bxe7 Nxc3 11. bxc3 Qxe7 12. Qc2 Nc6 13. Bxh7+ Kh8 14. Be4 f5 15. Bxc6 bxc6 16. Rfe1 g6 17. Ne5 Kg7 18. e4 fxe4 19. Qxe4 Qf6 20. Re3 *", + "Moves": "f6f2 g1h1 f2f1 a1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "4r1k1/1QP1qppp/8/8/3N1P2/2PP2Pb/1P5P/R5K1 b - - 3 32", + "PGN": "1. e4 e5 2. f4 b6 3. Nf3 Nc6 4. Bb5 Nd4 5. Nxd4 exd4 6. g3 a6 7. Bc4 Qe7 8. d3 b5 9. Bb3 a5 10. a4 Bb7 11. axb5 Nf6 12. Nd2 Qd8 13. Nf3 Bb4+ 14. Bd2 O-O 15. Nxd4 Bxd2+ 16. Qxd2 Re8 17. Rxa5 Rb8 18. Qe2 d5 19. e5 c6 20. O-O Qxa5 21. Qd1 Qb4 22. c3 Qe7 23. exf6 Qxf6 24. Qf3 Rbd8 25. Ba4 Ra8 26. bxc6 Bc8 27. Bb5 Re7 28. Qxd5 Re8 29. c7 Bh3 30. Bxe8 Rxe8 31. Ra1 Qe7 32. Qb7 *", + "Moves": "e7e3 g1h1 e3e1 a1e1 e8e1", + "MovesSAN": "Qe3+ Kh1 Qe1+ Rxe1 Rxe1#", + "Themes": "endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "3k3r/1q1n4/p2PQ2p/1p4p1/8/2b5/P4PPP/4R1K1 w - - 0 28", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. b4 Nxb4 4. c3 Nc6 5. d4 cxd4 6. cxd4 d5 7. exd5 Qxd5 8. Nc3 Qd8 9. d5 Nb8 10. Bc4 a6 11. O-O b5 12. Bb3 Bb7 13. Re1 Nf6 14. d6 e6 15. Bf4 Nbd7 16. Ng5 h6 17. Nxe6 fxe6 18. Bxe6 Qb6 19. Bd5+ Kd8 20. Bxb7 Qxb7 21. Rc1 Rc8 22. Qg4 Rc4 23. Qf5 g5 24. Be5 Bg7 25. Bxf6+ Bxf6 26. Qe6 Rxc3 27. Rxc3 Bxc3 *", + "Moves": "e6e7 d8c8 e7e8 h8e8 e1e8", + "MovesSAN": "Qe7+ Kc8 Qe8+ Rxe8 Rxe8#", + "Themes": "endgame exposedKing long mate mateIn3 sacrifice" + }, + { + "FEN": "r1bk1r2/pp1n2pp/3RB3/5q2/8/1QB5/P4PPP/3R2K1 b - - 4 19", + "PGN": "1. e4 e5 2. d4 exd4 3. c3 dxc3 4. Bc4 cxb2 5. Bxb2 Bb4+ 6. Nc3 Qf6 7. Ne2 Ne7 8. O-O d6 9. Qb3 Bxc3 10. Bxc3 Qg5 11. Bxf7+ Kd8 12. e5 Bh3 13. Ng3 Bc8 14. exd6 cxd6 15. Rad1 Nf5 16. Nxf5 Qxf5 17. Rxd6+ Nd7 18. Rfd1 Rf8 19. Be6 *", + "Moves": "f5f2 g1h1 f2f1 d1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "1k6/p1p2r2/6pB/2P1Q2p/3nP3/3P4/PP3qPP/6RK b - - 0 26", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 g6 4. d3 Nf6 5. Ng5 d5 6. exd5 Nxd5 7. Bxd5 Qxd5 8. O-O Bd6 9. Nc3 Qd4 10. Re1 Bd7 11. Nb5 Qc5 12. c4 O-O-O 13. Nxf7 h5 14. Nxd8 Bg4 15. Nxb7 Kxb7 16. Nxd6+ Qxd6 17. f3 Bf5 18. Re4 Bxe4 19. fxe4 Qd4+ 20. Kh1 Rf8 21. Qb3+ Ka8 22. Bh6 Rf7 23. c5 Qf2 24. Rg1 Nd4 25. Qd5+ Kb8 26. Qxe5 *", + "Moves": "f2g1 h1g1 d4e2 g1h1 f7f1", + "MovesSAN": "Qxg1+ Kxg1 Ne2+ Kh1 Rf1#", + "Themes": "attraction backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "4Q3/p4rkp/1q1R2p1/1p6/2p5/8/P4PPP/4R1K1 b - - 0 28", + "PGN": "1. e4 e5 2. Nf3 Qf6 3. c3 c5 4. d4 cxd4 5. cxd4 Nc6 6. d5 Nd4 7. Nxd4 exd4 8. Be2 Bb4+ 9. Bd2 Bxd2+ 10. Nxd2 d3 11. Bxd3 Qxb2 12. O-O Ne7 13. Nc4 Qd4 14. d6 Nc6 15. e5 O-O 16. Re1 b5 17. Na5 Qb6 18. Nxc6 dxc6 19. Rc1 c5 20. Qh5 g6 21. Qf3 Bb7 22. Be4 Bxe4 23. Qxe4 c4 24. Rcd1 Rad8 25. e6 Rxd6 26. exf7+ Rxf7 27. Qe8+ Kg7 28. Rxd6 *", + "Moves": "b6f2 g1h1 f2f1 e1f1 f7f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "4r2k/1p1b4/5R2/p2p1N2/3P4/2P5/PP3PPP/5K2 b - - 2 31", + "PGN": "1. d4 d5 2. Nf3 Nf6 3. Bg5 Nbd7 4. Nbd2 e6 5. e3 c5 6. c3 a5 7. Bb5 c4 8. Qa4 Be7 9. Ne5 O-O 10. Nxd7 Nxd7 11. Bxe7 Qxe7 12. Nf3 Nb6 13. Qc2 f6 14. e4 Rd8 15. O-O dxe4 16. Qxe4 Qc7 17. Rfe1 Nd5 18. Qe2 Bd7 19. Qxc4 Qxc4 20. Bxc4 Rdc8 21. Bxd5 exd5 22. Re7 Bc6 23. Rae1 Kf8 24. Nh4 Re8 25. Nf5 Rxe7 26. Rxe7 g6 27. Rxh7 Kg8 28. Rg7+ Kh8 29. Rxg6 Bd7 30. Rxf6 Re8 31. Kf1 *", + "Moves": "d7b5 c3c4 b5c4 f1g1 e8e1", + "MovesSAN": "Bb5+ c4 Bxc4+ Kg1 Re1#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "5rk1/p4rpp/1pQ1p3/3pB3/3Pp3/2P1P3/P4RPP/5K2 b - - 0 23", + "PGN": "1. d4 Nf6 2. Nf3 e6 3. Bf4 d5 4. e3 c5 5. c3 cxd4 6. cxd4 Bb4+ 7. Nc3 Ne4 8. Qc2 O-O 9. Bd3 Bxc3+ 10. bxc3 f5 11. Bxe4 fxe4 12. Ne5 Nd7 13. O-O Nxe5 14. Bxe5 Qg5 15. Rab1 b6 16. Qa4 Qg6 17. Qc6 Ba6 18. Qd7 Bxf1 19. Kxf1 Rf7 20. Qc6 Raf8 21. Rb2 Qf5 22. Re2 Qxf2+ 23. Rxf2 *", + "Moves": "f7f2 f1e1 f2f1 e1e2 f8f2", + "MovesSAN": "Rxf2+ Ke1 Rf1+ Ke2 R8f2#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "4rrk1/pp1R2pp/5q2/8/6Q1/2N1P3/PP3PPP/3R2K1 b - - 4 20", + "PGN": "1. Nf3 Nc6 2. c4 d6 3. d4 e5 4. dxe5 Be6 5. Bg5 Be7 6. Bxe7 Qxe7 7. exd6 cxd6 8. e3 Nf6 9. Nc3 O-O 10. Be2 Rad8 11. Nd4 Ne5 12. Nxe6 fxe6 13. O-O Neg4 14. Bxg4 Nxg4 15. Qxg4 d5 16. cxd5 exd5 17. Rad1 d4 18. Rxd4 Rde8 19. Rd7 Qf6 20. Rfd1 *", + "Moves": "f6f2 g1h1 f2f1 d1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "2qr1rk1/1b3ppp/pp2pb2/2p1B3/P1B5/3PRQ1P/1PP2PP1/R5K1 w - - 0 18", + "PGN": "1. e4 c5 2. Bc4 Nc6 3. Nc3 e6 4. Nf3 a6 5. a4 d6 6. h3 Qc7 7. O-O Be7 8. Re1 b6 9. d3 Bb7 10. Bf4 Rd8 11. Re3 Nf6 12. e5 dxe5 13. Nxe5 Nxe5 14. Bxe5 Qc6 15. Ne4 O-O 16. Qf3 Qc8 17. Nxf6+ Bxf6 *", + "Moves": "f3f6 g7f6 e3g3 g8h8 e5f6", + "MovesSAN": "Qxf6 gxf6 Rg3+ Kh8 Bxf6#", + "Themes": "clearance kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "5rk1/1Q3ppp/p2r4/1p6/8/1P6/Pq4PP/4RR1K w - - 5 24", + "PGN": "1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. e3 e6 5. Nf3 Nbd7 6. Be2 dxc4 7. Bxc4 b5 8. Bb3 Bb7 9. O-O Be7 10. e4 a6 11. e5 Nd5 12. Nxd5 exd5 13. Be3 c5 14. dxc5 Bxc5 15. Bxd5 Bxd5 16. Qxd5 Bxe3 17. fxe3 O-O 18. Ng5 Qxg5 19. Qxd7 Qxe3+ 20. Kh1 Qxe5 21. b3 Rad8 22. Qb7 Rd6 23. Rae1 Qb2 *", + "Moves": "b7f7 f8f7 e1e8 f7f8 f1f8", + "MovesSAN": "Qxf7+ Rxf7 Re8+ Rf8 Rfxf8#", + "Themes": "endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "2r3k1/p4p1p/bq2pBpQ/4P3/4p3/1Pp3R1/P1Pr1PPP/5RK1 b - - 5 26", + "PGN": "1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. Bb5 c5 6. dxc5 Bxc5 7. Nf3 Qb6 8. O-O Nc6 9. Bxc6 bxc6 10. Na4 Qc7 11. Nxc5 Nxc5 12. Re1 O-O 13. b3 Ne4 14. Bb2 Qb6 15. Qe2 Ba6 16. Qe3 c5 17. Nd2 Bb7 18. Nxe4 dxe4 19. Ba3 Rac8 20. Qc1 Rfd8 21. Re3 c4 22. Rg3 c3 23. Qh6 g6 24. Be7 Rd2 25. Rf1 Ba6 26. Bf6 *", + "Moves": "b6f2 f1f2 d2d1 f2f1 d1f1", + "MovesSAN": "Qxf2+ Rxf2 Rd1+ Rf1 Rxf1#", + "Themes": "kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "3r1r1k/1bq5/p5Qp/1p2R3/8/2p3R1/PP3PPP/6K1 w - - 1 30", + "PGN": "1. e4 c6 2. Nc3 d5 3. Nf3 dxe4 4. Nxe4 e6 5. Bc4 Nd7 6. O-O Ngf6 7. Re1 Nxe4 8. Rxe4 Nf6 9. Re1 Bc5 10. d4 Bb6 11. c3 O-O 12. Qc2 a6 13. Bg5 h6 14. Bh4 Bc7 15. Rad1 b5 16. Bd3 Bb7 17. Ne5 Bd6 18. Qd2 Be7 19. Bc2 Qc7 20. Bxf6 Bxf6 21. Qd3 g6 22. Re3 Bxe5 23. Rxe5 Rad8 24. Qh3 Kg7 25. Rd3 c5 26. Rg3 cxd4 27. Bxg6 fxg6 28. Qxe6 dxc3 29. Qxg6+ Kh8 *", + "Moves": "g6h6 c7h7 h6h7 h8h7 e5h5", + "MovesSAN": "Qxh6+ Qh7 Qxh7+ Kxh7 Rh5#", + "Themes": "attraction exposedKing long mate mateIn3 middlegame" + }, + { + "FEN": "6k1/pp3ppp/1npq1p2/8/3P3P/1BP2b2/P1P2PP1/2K1Q3 w - - 0 19", + "PGN": "1. e4 Nf6 2. Nc3 d5 3. e5 d4 4. exf6 dxc3 5. bxc3 exf6 6. Bc4 Be7 7. d4 O-O 8. Bf4 Nd7 9. h4 c6 10. Nf3 Nb6 11. Bb3 Bd6 12. Qd2 Bg4 13. O-O-O Qc7 14. Bxd6 Qxd6 15. Rde1 Rfe8 16. Rxe8+ Rxe8 17. Re1 Rxe1+ 18. Qxe1 Bxf3 *", + "Moves": "e1e8 d6f8 b3f7 g8h8 e8f8", + "MovesSAN": "Qe8+ Qf8 Bxf7+ Kh8 Qxf8#", + "Themes": "deflection endgame kingsideAttack long mate mateIn3" + }, + { + "FEN": "4k3/R7/4pr2/6R1/8/2P2pP1/P1r2P2/6K1 b - - 0 34", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd8 4. Nf3 Nf6 5. d3 e6 6. Be2 h6 7. O-O Bb4 8. h3 Bxc3 9. bxc3 O-O 10. Rb1 b6 11. Bd2 Bb7 12. d4 Nbd7 13. Ne5 c5 14. Nxd7 Nxd7 15. dxc5 Nxc5 16. Be3 Qc7 17. Bf3 Rab8 18. Bxb7 Rxb7 19. Qg4 f5 20. Qg6 Qf7 21. Qxf7+ Rbxf7 22. Bxc5 bxc5 23. Rb5 c4 24. Rc5 f4 25. Rxc4 f3 26. g3 g5 27. Re1 Rf6 28. Ree4 Rb8 29. Rg4 Rb2 30. h4 Rxc2 31. hxg5 hxg5 32. Rxg5+ Kf7 33. Rc7+ Ke8 34. Rxa7 *", + "Moves": "c2c1 g1h2 f6h6 g5h5 h6h5", + "MovesSAN": "Rc1+ Kh2 Rh6+ Rh5 Rxh5#", + "Themes": "endgame long mate mateIn3 rookEndgame" + }, + { + "FEN": "3k4/R7/1pb5/7P/8/P1B3P1/1Pr2P2/6K1 b - - 0 41", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Bc5 5. c3 dxc3 6. Bxf7+ Kxf7 7. Qd5+ Ke8 8. Qh5+ Kf8 9. Qxc5+ Qe7 10. Qxc3 Qxe4+ 11. Be3 Nf6 12. Nbd2 Qg4 13. O-O Ne4 14. Nxe4 Qxe4 15. Rfe1 Qg4 16. h3 Qg6 17. Ne5 Nxe5 18. Qxe5 Kf7 19. Qf4+ Qf6 20. Qc4+ Qe6 21. Qxc7 Re8 22. Qf4+ Kg8 23. Bd2 Qg6 24. Rxe8+ Qxe8 25. Qg3 b6 26. Bc3 Qg6 27. Qxg6 hxg6 28. Re1 Bb7 29. Re7 Bc6 30. Rxg7+ Kh8 31. Rxd7+ Kg8 32. Rg7+ Kf8 33. Rxg6 Kf7 34. Rg7+ Ke6 35. Rg6+ Kd7 36. g3 Rh8 37. h4 Re8 38. Rg7+ Kd8 39. Rxa7 Re2 40. a3 Rc2 41. h5 *", + "Moves": "c2c1 c3e1 c1e1 g1h2 e1h1", + "MovesSAN": "Rc1+ Be1 Rxe1+ Kh2 Rh1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "r5k1/7p/8/5p2/1R6/1P3N2/1N3PPP/6K1 b - - 0 27", + "PGN": "1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Nxd7 5. O-O g6 6. c3 Bg7 7. d4 cxd4 8. cxd4 Ngf6 9. e5 dxe5 10. dxe5 Nxe5 11. Nxe5 Qxd1 12. Rxd1 Ne4 13. Bf4 g5 14. Re1 gxf4 15. Rxe4 f6 16. Nf3 f5 17. Rb4 Rb8 18. Nc3 a5 19. Rxf4 O-O 20. Re1 b5 21. Rxe7 b4 22. Na4 b3 23. axb3 Rb4 24. Rxb4 axb4 25. Rb7 Ra8 26. Rxb4 Bxb2 27. Nxb2 *", + "Moves": "a8a1 b2d1 a1d1 f3e1 d1e1", + "MovesSAN": "Ra1+ Nd1 Rxd1+ Ne1 Rxe1#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "1Q6/3qNppk/6p1/8/3P4/1p2P1PP/1P3PK1/r2q4 w - - 4 46", + "PGN": "1. d4 d5 2. Nf3 Nf6 3. c4 e6 4. Nc3 c6 5. Bf4 Bd6 6. e3 O-O 7. Bxd6 Qxd6 8. cxd5 exd5 9. Be2 Re8 10. O-O Nbd7 11. Rc1 Nf8 12. a3 Ng6 13. Na4 b6 14. Qc2 Bd7 15. Nc3 Rac8 16. Ba6 Rc7 17. Bd3 c5 18. Bxg6 hxg6 19. Ne2 Rec8 20. Qd2 Ne4 21. Qd1 c4 22. Nc3 Nf6 23. Ne5 a6 24. Qf3 b5 25. h3 a5 26. Nxd7 Qxd7 27. Ne2 b4 28. axb4 axb4 29. Nf4 Ra8 30. Ne2 Rca7 31. Ng3 Ra2 32. Rb1 b3 33. Rfc1 Ne8 34. Ne2 Nc7 35. Nc3 R2a5 36. Qf4 Na6 37. Qe5 Nb4 38. Rd1 Nd3 39. Rxd3 cxd3 40. g3 Ra1 41. Rxa1 Rxa1+ 42. Kg2 d2 43. Nxd5 d1=Q 44. Ne7+ Kh8 45. Qb8+ Kh7 *", + "Moves": "b8g8 h7h6 g8h8 h6g5 h8h4", + "MovesSAN": "Qg8+ Kh6 Qh8+ Kg5 Qh4#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "8/6pk/4p3/1p1p4/3P2q1/P3P2p/1P3Qb1/2R3K1 b - - 1 36", + "PGN": "1. d4 Nf6 2. Nf3 d5 3. h3 c5 4. c3 cxd4 5. cxd4 Bf5 6. Nc3 e6 7. Bg5 h6 8. Bxf6 Qxf6 9. Qb3 b6 10. e3 Bd6 11. Bb5+ Ke7 12. Ne2 Rd8 13. O-O Bxh3 14. Ne5 Bf5 15. Bc6 Nxc6 16. Nxc6+ Kf8 17. Nxd8 Rxd8 18. Ng3 Bxg3 19. fxg3 Qg6 20. Qb4+ Kg8 21. Qe1 Rc8 22. Rc1 Rxc1 23. Qxc1 Qxg3 24. Qd2 Be4 25. Qf2 Qg6 26. Rc1 Kh7 27. Rc7 a6 28. Rxf7 Bb1 29. a3 Be4 30. Rb7 b5 31. Rb6 Qg4 32. Qd2 h5 33. Rxa6 h4 34. Qf2 h3 35. Rc6 Bxg2 36. Rc1 *", + "Moves": "h3h2 g1h2 g4h3 h2g1 h3h1", + "MovesSAN": "h2+ Kxh2 Qh3+ Kg1 Qh1#", + "Themes": "advancedPawn attraction endgame exposedKing long mate mateIn3" + }, + { + "FEN": "r3r1k1/1pp1qpp1/2n4p/p2B4/6bP/P1B3Q1/1PPR4/2K3NR b - - 2 18", + "PGN": "1. d4 e5 2. Nc3 exd4 3. Qxd4 Nc6 4. Qe3+ Be7 5. Bd2 Nf6 6. O-O-O O-O 7. f3 Re8 8. g4 Bb4 9. Qf2 d5 10. a3 Bxc3 11. Bxc3 h6 12. h4 a5 13. e4 Nxg4 14. fxg4 Bxg4 15. Rd2 Rxe4 16. Bg2 Re8 17. Bxd5 Qe7 18. Qg3 *", + "Moves": "e7e1 g3e1 e8e1 d2d1 e1d1", + "MovesSAN": "Qe1+ Qxe1 Rxe1+ Rd1 Rxd1#", + "Themes": "long mate mateIn3 middlegame queensideAttack" + }, + { + "FEN": "4r3/5p1k/6pp/8/1p1p4/3P1Q2/PPP2qPP/2R4K b - - 0 36", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. d3 Nc6 4. Nc3 Bb4 5. Bd2 O-O 6. Be2 d5 7. exd5 Bxc3 8. Bxc3 Nxd5 9. Bxe5 Nxe5 10. Nxe5 Qe7 11. Nf3 Re8 12. Nd4 Nf4 13. O-O c5 14. Nf3 Nxe2+ 15. Kh1 Nd4 16. Nxd4 cxd4 17. Qd2 Be6 18. Rfe1 Qd6 19. Re4 h6 20. Rae1 Rac8 21. Qa5 a6 22. Qa4 b5 23. Qa5 Qd7 24. Qxa6 Bf5 25. Rxe8+ Rxe8 26. Rd1 Bg4 27. Rf1 Be2 28. Rc1 Qf5 29. f3 b4 30. Kg1 Qf4 31. Re1 Qe3+ 32. Kh1 Qf2 33. Rc1 Kh7 34. Qb5 Bxf3 35. Qf5+ g6 36. Qxf3 *", + "Moves": "e8e1 c1e1 f2e1 f3f1 e1f1", + "MovesSAN": "Re1+ Rxe1 Qxe1+ Qf1 Qxf1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "2k5/p1p3p1/q2r1p2/1p2P1P1/3p4/1PbN1Q2/P1P2P2/1K1R4 b - - 0 27", + "PGN": "1. Nf3 d5 2. b3 Nc6 3. Bb2 Bg4 4. h3 Bh5 5. g4 Bg6 6. Bg2 h5 7. d3 hxg4 8. hxg4 Rxh1+ 9. Bxh1 Qd7 10. Nh2 O-O-O 11. e3 Nf6 12. Nc3 d4 13. exd4 Nxd4 14. Ne4 Nxe4 15. Bxe4 Bxe4 16. dxe4 Qd6 17. Nf1 e5 18. Bxd4 exd4 19. Qf3 Qb4+ 20. Nd2 f6 21. O-O-O Qa3+ 22. Kb1 Bb4 23. Nc4 Qa6 24. g5 b5 25. Nb2 Bc3 26. Nd3 Rd6 27. e5 *", + "Moves": "a6a2 b1a2 d6a6 a2b1 a6a1", + "MovesSAN": "Qxa2+ Kxa2 Ra6+ Kb1 Ra1#", + "Themes": "attraction endgame long mate mateIn3 queensideAttack sacrifice" + }, + { + "FEN": "1k1r3r/pp2bp2/2p2pp1/8/N1Q1PP2/4q1P1/PP3nBP/4RRK1 b - - 8 22", + "PGN": "1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. Nc3 Bf5 5. g3 Nbd7 6. Bg2 c6 7. O-O Qc7 8. Nh4 Bg6 9. Nxg6 hxg6 10. e4 O-O-O 11. Bf4 e5 12. Bg5 Nc5 13. Qe2 Ne6 14. dxe5 Nxg5 15. exf6 gxf6 16. Qxc4 Kb8 17. Rad1 Be7 18. f4 Qb6+ 19. Kh1 Nh3 20. Na4 Qe3 21. Rde1 Nf2+ 22. Kg1 *", + "Moves": "f2h3 g1h1 e3g1 f1g1 h3f2", + "MovesSAN": "Nh3+ Kh1 Qg1+ Rxg1 Nf2#", + "Themes": "doubleCheck kingsideAttack long mate mateIn3 middlegame sacrifice smotheredMate" + }, + { + "FEN": "2r5/p1n1kppp/2Q2n2/1p1p4/8/8/1PBBKPP1/q7 w - - 0 32", + "PGN": "1. e4 Nc6 2. d4 d5 3. exd5 Qxd5 4. Nf3 Bg4 5. Be2 e6 6. c4 Qa5+ 7. Bd2 Qh5 8. d5 exd5 9. cxd5 Nce7 10. d6 cxd6 11. Nc3 Nf6 12. Nb5 Ned5 13. Nc7+ Nxc7 14. O-O d5 15. Re1 Bd6 16. Bb5+ Kd8 17. Ba4 Bxf3 18. Qxf3 Qxh2+ 19. Kf1 Qh1+ 20. Ke2 b5 21. Bc2 Re8+ 22. Kd3 Rxe1 23. Rxe1 Qh4 24. Ke2 Kd7 25. Bf5+ Kd8 26. Kd1 Qa4+ 27. Bc2 Qxa2 28. Qc3 Rc8 29. Qc6 Be7 30. Rxe7 Qa1+ 31. Ke2 Kxe7 *", + "Moves": "d2b4 e7d8 c6d6 f6d7 d6e7", + "MovesSAN": "Bb4+ Kd8 Qd6+ Nd7 Qe7#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "3r2k1/p1p3pp/2Q1p3/3r4/1B1P4/5P2/q5PP/4R1K1 w - - 1 22", + "PGN": "1. e4 e6 2. Nf3 d5 3. exd5 exd5 4. d4 Nf6 5. c4 Bd6 6. cxd5 Nxd5 7. Nc3 Bb4 8. Bc4 Nxc3 9. bxc3 Bxc3+ 10. Bd2 Bxa1 11. Qxa1 O-O 12. Ne5 Nc6 13. Nxc6 bxc6 14. O-O Be6 15. Bxe6 fxe6 16. Bc3 Qd5 17. Qc1 Rf5 18. Re1 Raf8 19. f3 Qxa2 20. Bb4 Rd8 21. Qxc6 Rfd5 *", + "Moves": "c6e6 g8h8 e6e8 d8e8 e1e8", + "MovesSAN": "Qxe6+ Kh8 Qe8+ Rxe8 Rxe8#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "6k1/4q3/pp6/2p4p/P1PpN1pP/1P1P2p1/4Q1P1/2R4K b - - 0 40", + "PGN": "1. e4 e5 2. Bc4 Nc6 3. d3 Nf6 4. a3 Bc5 5. Bg5 O-O 6. h3 Bxf2+ 7. Kxf2 d6 8. Nf3 Qe7 9. Nc3 Be6 10. Bb5 h6 11. Bh4 g5 12. Bg3 Nd4 13. Nxd4 exd4 14. Ne2 c5 15. Bc4 d5 16. exd5 Nxd5 17. Qd2 f5 18. Bh2 f4 19. Rhe1 Qd6 20. Kg1 Ne3 21. Bxe6+ Qxe6 22. c3 Qd5 23. Nc1 Rae8 24. c4 Qc6 25. Nb3 b6 26. a4 Re6 27. Rac1 Rfe8 28. Na1 Nf5 29. Rxe6 Rxe6 30. Nc2 Ng3 31. Bxg3 fxg3 32. b3 Qe8 33. Na3 Re2 34. Qd1 Qe3+ 35. Kh1 h5 36. Nb5 a6 37. Nd6 g4 38. h4 Qe5 39. Ne4 Qe7 40. Qxe2 *", + "Moves": "e7h4 h1g1 h4h2 g1f1 h2h1", + "MovesSAN": "Qxh4+ Kg1 Qh2+ Kf1 Qh1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "6k1/pp4p1/4p1Pp/q3P3/3Pp3/b1r5/P2N4/R4Q1K w - - 0 29", + "PGN": "1. e4 d5 2. Nf3 c6 3. e5 Bf5 4. d4 e6 5. Bd3 Ne7 6. O-O Bxd3 7. Qxd3 Nf5 8. c3 c5 9. Bf4 Nc6 10. b3 Qb6 11. Be3 Rc8 12. Nbd2 Be7 13. g4 Nxe3 14. fxe3 O-O 15. h4 Qd8 16. g5 Na5 17. Kh1 c4 18. bxc4 Nxc4 19. Rg1 Qa5 20. Rgc1 Ba3 21. Rc2 Rc7 22. h5 Rfc8 23. g6 fxg6 24. hxg6 h6 25. e4 Nxd2 26. Nxd2 Rxc3 27. Rxc3 Rxc3 28. Qf1 dxe4 *", + "Moves": "f1f7 g8h8 f7e8 a3f8 e8f8", + "MovesSAN": "Qf7+ Kh8 Qe8+ Bf8 Qxf8#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "2r2r1k/6p1/5p2/p2qpPN1/3p4/PP1Q4/2P3RP/4b2K w - - 0 31", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Be3 Bd7 7. f3 e6 8. Bb5 a6 9. Bxc6 Bxc6 10. Nxc6 bxc6 11. O-O Be7 12. Kh1 O-O 13. f4 e5 14. f5 d5 15. exd5 cxd5 16. Bg5 d4 17. Bxf6 Bxf6 18. Ne4 Be7 19. Rg1 Qd5 20. Qd3 a5 21. a3 Rab8 22. b3 Rbc8 23. Raf1 Bf6 24. g4 h6 25. Rf3 Bh4 26. Rh3 Bf2 27. Rg2 Be1 28. g5 hxg5 29. Nxg5 f6 30. Rh8+ Kxh8 *", + "Moves": "d3h3 e1h4 h3h4 h8g8 h4h7", + "MovesSAN": "Qh3+ Bh4 Qxh4+ Kg8 Qh7#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "5rk1/2pnq1pR/8/1p2p1N1/1n1pP3/1P1P4/1K1NQP2/r7 w - - 0 27", + "PGN": "1. e3 d5 2. d3 e5 3. h3 Nc6 4. a3 Nf6 5. b3 Be6 6. Bb2 Bd6 7. Nd2 O-O 8. g4 d4 9. e4 b5 10. g5 Nd7 11. h4 a5 12. Bh3 Bxh3 13. Nxh3 f6 14. gxf6 Qxf6 15. Qe2 Qxh4 16. O-O-O Qe7 17. Rdg1 Bxa3 18. Ng5 Bxb2+ 19. Kxb2 a4 20. Rxh7 a3+ 21. Ka2 Nb4+ 22. Ka1 Nxc2+ 23. Ka2 Nb4+ 24. Kb1 a2+ 25. Kb2 a1=Q+ 26. Rxa1 Rxa1 *", + "Moves": "h7h8 g8h8 e2h5 h8g8 h5h7", + "MovesSAN": "Rh8+ Kxh8 Qh5+ Kg8 Qh7#", + "Themes": "attraction kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r1bqk3/ppp2R2/2np4/4p3/4P3/2PP2p1/PP1NB1P1/RN1Q3K b q - 0 16", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. c3 Nf6 4. d3 Bc5 5. Be2 d6 6. Bg5 h6 7. Bh4 g5 8. Bg3 Ng4 9. O-O h5 10. h3 Nxf2 11. Bxf2 Bxf2+ 12. Rxf2 g4 13. hxg4 hxg4 14. Nfd2 g3 15. Rxf7 Rh1+ 16. Kxh1 *", + "Moves": "d8h4 h1g1 h4h2 g1f1 h2h1", + "MovesSAN": "Qh4+ Kg1 Qh2+ Kf1 Qh1#", + "Themes": "kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "8/6pk/5prp/1R2pP1K/4P3/2b1P2P/8/3r4 w - - 0 50", + "PGN": "1. c4 Nf6 2. Nf3 d5 3. cxd5 c6 4. dxc6 Nxc6 5. Nc3 e5 6. b3 Bc5 7. e3 O-O 8. Bb2 Re8 9. Bb5 Bd7 10. d3 a6 11. Bxc6 Bxc6 12. Ng5 Bxg2 13. Rg1 Bc6 14. Nge4 Qe7 15. Nxf6+ Qxf6 16. Qh5 Bf3 17. Ne4 Bb4+ 18. Kf1 Bxe4 19. dxe4 Bd2 20. Ke2 Rad8 21. Qg5 Rd6 22. Raf1 Qxg5 23. Rxg5 f6 24. Rh5 Ba5 25. f4 Rd2+ 26. Kf3 Rxb2 27. f5 Rxa2 28. Rg1 h6 29. Rg6 Kh7 30. Kg4 Bd2 31. Kf3 Rd8 32. Rh3 Rd3 33. Ke2 Rd6 34. Rhg3 Rd7 35. Kf3 b5 36. Rg2 a5 37. h3 a4 38. b4 a3 39. Rg1 Rb2 40. Ra1 a2 41. Ke2 Bc3+ 42. Kf3 Rb1 43. Rxa2 Rf1+ 44. Ke2 Re1+ 45. Kf3 Bxb4 46. Rb2 Bc3 47. Rxb5 Rdd1 48. Kg4 Rg1+ 49. Kh5 Rxg6 *", + "Moves": "f5g6 h7h8 b5b8 d1d8 b8d8", + "MovesSAN": "fxg6+ Kh8 Rb8+ Rd8 Rxd8#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "5r1k/6pB/2b1p3/P2pP3/2p5/2P4R/3q1PPP/1Q4K1 b - - 4 37", + "PGN": "1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Qb6 6. Na3 c4 7. Be2 Nge7 8. O-O Nf5 9. Rb1 a6 10. b3 cxb3 11. Rxb3 Qc7 12. Nb1 Be7 13. Ba3 O-O 14. Bxe7 Qxe7 15. Nbd2 b5 16. Qc2 Na5 17. Rb2 Nc4 18. Nxc4 bxc4 19. Qb1 f6 20. Bd1 Qf7 21. Bc2 Qh5 22. a3 Bd7 23. Rb7 Bb5 24. a4 Bc6 25. Rc7 Rfc8 26. Rxc8+ Rxc8 27. Qb6 Nh4 28. Nxh4 Qxh4 29. Qxa6 Rc7 30. Qb6 Rc8 31. a5 fxe5 32. dxe5 Qf4 33. Re1 Qd2 34. Qb1 Ra8 35. Bxh7+ Kh8 36. Re3 Rf8 37. Rh3 *", + "Moves": "d2f2 g1h1 f2f1 b1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Qxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "2kr3r/Qpp1qppp/2B5/8/1b6/Pb2RN2/1P3PPP/R1B3K1 b - - 0 17", + "PGN": "1. d4 d5 2. c4 Nc6 3. Nf3 dxc4 4. e3 Nf6 5. Bxc4 e6 6. Nc3 Nd5 7. Nxd5 exd5 8. Bd3 Bd6 9. O-O Be6 10. Re1 Qe7 11. e4 dxe4 12. Bxe4 O-O-O 13. Qa4 Bb4 14. Re3 Nxd4 15. a3 Bb3 16. Qxa7 Nc6 17. Bxc6 *", + "Moves": "d8d1 f3e1 d1e1 e3e1 e7e1", + "MovesSAN": "Rd1+ Ne1 Rxe1+ Rxe1 Qxe1#", + "Themes": "kingsideAttack long mate mateIn3 middlegame xRayAttack" + }, + { + "FEN": "6k1/2Pq1p1p/4R1p1/p2r4/5B2/8/2Q2PPP/6K1 b - - 0 33", + "PGN": "1. e4 c5 2. a3 d5 3. exd5 Nf6 4. Nc3 Nxd5 5. Nxd5 Qxd5 6. Nf3 g6 7. Bb5+ Nc6 8. O-O Bg7 9. c3 O-O 10. Re1 e5 11. Bxc6 bxc6 12. Qe2 Re8 13. d4 e4 14. c4 Qf5 15. dxc5 Bf8 16. Nd4 Qxc5 17. Be3 Qd6 18. Rad1 Qc7 19. b4 a5 20. b5 Bxa3 21. Nxc6 Bb7 22. Qa2 Bxc6 23. Qxa3 Bb7 24. c5 Bc8 25. c6 Rb8 26. Qc5 Re5 27. Rd5 Rxd5 28. Qxd5 Be6 29. Qxe4 Rxb5 30. Bf4 Qc8 31. c7 Rd5 32. Qc2 Qd7 33. Rxe6 *", + "Moves": "d5d1 c2d1 d7d1 e6e1 d1e1", + "MovesSAN": "Rd1+ Qxd1 Qxd1+ Re1 Qxe1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "6k1/6pp/8/4pN2/4n3/1P1RB3/r4PPP/6K1 b - - 0 26", + "PGN": "1. e4 Nf6 2. Nc3 e6 3. Bc4 c6 4. d4 c5 5. Be3 Nc6 6. dxc5 b6 7. cxb6 axb6 8. Bb5 Bb7 9. Na4 Bb4+ 10. c3 Bxc3+ 11. Nxc3 O-O 12. Na4 Nxe4 13. Nxb6 Ra5 14. Bxc6 Bxc6 15. Nxd7 Qxd7 16. Qxd7 Bxd7 17. Ne2 Rd8 18. O-O Bb5 19. Rfe1 Ra6 20. Nd4 Bc4 21. b3 Bd3 22. Rad1 Rxa2 23. Rxd3 f5 24. Red1 e5 25. Nxf5 Rxd3 26. Rxd3 *", + "Moves": "a2a1 e3c1 a1c1 d3d1 c1d1", + "MovesSAN": "Ra1+ Bc1 Rxc1+ Rd1 Rxd1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "3r2k1/1p3ppp/pq6/5Q2/5P2/4R3/PPP2RPP/7K b - - 0 23", + "PGN": "1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Nxd7 5. O-O Ngf6 6. Qe2 e6 7. Nc3 a6 8. d4 cxd4 9. Nxd4 Be7 10. f4 O-O 11. e5 Nd5 12. Nxd5 exd5 13. exd6 Bxd6 14. Nf5 Bc5+ 15. Be3 Re8 16. Qd2 Bxe3+ 17. Nxe3 Nf6 18. Rae1 Ne4 19. Qxd5 Qb6 20. Kh1 Rad8 21. Qf5 Nf2+ 22. Rxf2 Rxe3 23. Rxe3 *", + "Moves": "d8d1 e3e1 d1e1 f2f1 e1f1", + "MovesSAN": "Rd1+ Re1 Rxe1+ Rf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "3r2k1/p1q4p/1p2p3/5pp1/R7/2NrQ2P/1P3PP1/R1B3K1 b - - 3 28", + "PGN": "1. d4 e6 2. Nf3 b6 3. e3 Bb7 4. c4 Nf6 5. Nc3 Be7 6. Be2 O-O 7. O-O d6 8. h3 Na6 9. Qc2 c5 10. a3 d5 11. Re1 Bd6 12. Bd3 Rc8 13. e4 dxc4 14. Bxc4 cxd4 15. Bxa6 Bxa6 16. Nxd4 Bxa3 17. Rxa3 Qxd4 18. Rxa6 Nxe4 19. Rxe4 Qf6 20. Rf4 Qe5 21. Qd2 Rfd8 22. Qe3 Qc7 23. Qf3 f5 24. Qe3 Rd6 25. Ra1 Rcd8 26. Kh2 g5 27. Rfa4 Rd3+ 28. Kg1 *", + "Moves": "d3d1 c3d1 d8d1 e3e1 d1e1", + "MovesSAN": "Rd1+ Nxd1 Rxd1+ Qe1 Rxe1#", + "Themes": "kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "6k1/p2r1pqp/Qp1Bp1p1/3rP3/P2P1P2/2P3P1/5R1P/2n3K1 w - - 8 38", + "PGN": "1. e4 c5 2. d3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nf3 e6 6. O-O Nge7 7. Nc3 O-O 8. Be3 d5 9. a4 d4 10. Bf4 dxc3 11. bxc3 Bxc3 12. Qe2 Bxa1 13. Rxa1 Nd4 14. Nxd4 Qxd4 15. Qe1 Nc6 16. Be3 Qb4 17. c3 Qb6 18. Bf3 Qd8 19. Bxc5 Re8 20. Qd2 Qf6 21. Be2 b6 22. Ba3 Ba6 23. Rf1 Rad8 24. f4 Qg7 25. e5 Rd7 26. Bd6 Red8 27. Bf3 Na5 28. Rf2 Nb3 29. Qc2 Nc5 30. d4 Nb7 31. Bb4 Bc4 32. Be4 Bd5 33. Bxd5 Rxd5 34. Qe2 Na5 35. Qa6 Nb3 36. Be7 R8d7 37. Bd6 Nc1 *", + "Moves": "a6c8 d7d8 c8d8 g7f8 d8f8", + "MovesSAN": "Qc8+ Rd8 Qxd8+ Qf8 Qxf8#", + "Themes": "fork long mate mateIn3 middlegame" + }, + { + "FEN": "k7/1p3p1p/p4Qp1/4p3/8/P6P/2r1qP2/1R4K1 w - - 3 32", + "PGN": "1. e4 e5 2. Nf3 d6 3. Bc4 Be7 4. d3 Nf6 5. g4 Bxg4 6. h3 Bxf3 7. Qxf3 g6 8. Bh6 Nc6 9. a3 Nd4 10. Qd1 a6 11. c3 Nc6 12. Qf3 Qd7 13. Bg7 O-O-O 14. Bxf6 Bxf6 15. Qxf6 Rdf8 16. b4 Kb8 17. b5 Na5 18. b6 Nxc4 19. bxc7+ Qxc7 20. dxc4 Qxc4 21. Nd2 Qxc3 22. Qxd6+ Ka8 23. Rb1 Rd8 24. Qe7 Qxd2+ 25. Kf1 Rd7 26. Qf6 Rc8 27. Kg2 Qd4 28. Rhd1 Qxe4+ 29. Kg1 Rxd1+ 30. Rxd1 Qe2 31. Rb1 Rc2 *", + "Moves": "f6d8 a8a7 d8b6 a7b8 b6b7", + "MovesSAN": "Qd8+ Ka7 Qb6+ Kb8 Qxb7#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "r1b1r1k1/p5pp/1pp5/2B5/8/8/PPP2PPP/RN3K1R b - - 0 17", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 f5 4. Bxc6 dxc6 5. exf5 e4 6. Qe2 Qe7 7. Nd4 Nf6 8. d3 Qc5 9. Nb3 Qxf5 10. dxe4 Qxe4 11. Qxe4+ Nxe4 12. Bf4 Bc5 13. Nxc5 Nxc5 14. Bxc7 O-O 15. Bd6 Re8+ 16. Kf1 b6 17. Bxc5 *", + "Moves": "c8a6 c2c4 a6c4 f1g1 e8e1", + "MovesSAN": "Ba6+ c4 Bxc4+ Kg1 Re1#", + "Themes": "backRankMate long mate mateIn3 middlegame" + }, + { + "FEN": "6k1/3r2pp/1BRP1p2/p7/8/8/1q3PPP/5BK1 w - - 2 36", + "PGN": "1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Qb6 5. Nf3 Bd7 6. c4 dxc4 7. d5 exd5 8. Qxd5 Ne7 9. Qxc4 Be6 10. Qc2 Nbc6 11. Nc3 Nb4 12. Qa4+ Bd7 13. Qb3 Be6 14. Qa4+ Nec6 15. Be2 Be7 16. O-O O-O 17. Be3 Bf5 18. Rac1 Bd7 19. Qb3 Be6 20. Qa4 Rfd8 21. Rfd1 Rxd1+ 22. Qxd1 Rd8 23. Qa4 Nd4 24. a3 Bb3 25. Nxd4 Bxa4 26. Nxa4 Qa5 27. Nf5 Bf8 28. axb4 Qxa4 29. bxc5 Qb3 30. Nd6 Qxb2 31. Bf1 Bxd6 32. exd6 a5 33. c6 bxc6 34. Rxc6 f6 35. Bb6 Rd7 *", + "Moves": "f1c4 g8f8 c6c8 d7d8 c8d8", + "MovesSAN": "Bc4+ Kf8 Rc8+ Rd8 Rxd8#", + "Themes": "endgame long master mate mateIn3" + }, + { + "FEN": "2r2Nk1/6pp/R7/3bN3/3p1P2/3P4/2q2QPP/5R1K b - - 0 30", + "PGN": "1. e4 c5 2. Nc3 Nc6 3. f4 e6 4. Nf3 d5 5. e5 f6 6. Bb5 a6 7. Bxc6+ bxc6 8. O-O Nh6 9. d3 Qb6 10. Rb1 Nf5 11. Qe1 c4+ 12. Kh1 d4 13. Ne4 c3 14. Qf2 fxe5 15. Nxe5 Ba3 16. Nc4 Qb8 17. Nxa3 O-O 18. Nc4 Qc7 19. Ne5 c5 20. bxc3 dxc3 21. Nxc3 Bb7 22. Bd2 Nd4 23. Be3 Rad8 24. Bxd4 cxd4 25. Ne4 Bd5 26. Ng5 Bxa2 27. Ra1 Bd5 28. Rxa6 Rc8 29. Nxe6 Qxc2 30. Nxf8 *", + "Moves": "c2f2 f1f2 c8c1 f2f1 c1f1", + "MovesSAN": "Qxf2 Rxf2 Rc1+ Rf1 Rxf1#", + "Themes": "clearance long mate mateIn3 middlegame" + }, + { + "FEN": "r2r2k1/2qn1pP1/p7/1p2P1N1/2p5/2P5/4QP1P/R4bK1 w - - 0 26", + "PGN": "1. d4 d5 2. c4 c6 3. Nc3 dxc4 4. e4 b5 5. Nf3 e6 6. e5 Bb4 7. a3 Bxc3+ 8. bxc3 Ne7 9. Be2 O-O 10. Bg5 Qc7 11. a4 Nf5 12. axb5 cxb5 13. O-O a6 14. d5 exd5 15. Qxd5 Be6 16. Qd1 h6 17. Bf4 Rd8 18. Qc2 Nd7 19. g4 Ne7 20. g5 Bf5 21. Qb2 Ng6 22. gxh6 Nxf4 23. hxg7 Bh3 24. Ng5 Nxe2+ 25. Qxe2 Bxf1 *", + "Moves": "e2h5 g8g7 h5h7 g7f8 h7f7", + "MovesSAN": "Qh5 Kxg7 Qh7+ Kf8 Qxf7#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "rq3r2/1b1pbpk1/5nn1/p4pQ1/1p2P3/3P2NP/BPP2PP1/R4RK1 w - - 0 22", + "PGN": "1. e4 c5 2. Nf3 Nf6 3. Nc3 Nc6 4. Bc4 e6 5. d3 b6 6. a3 Bb7 7. Bg5 Be7 8. h3 O-O 9. O-O Qc7 10. Nb5 Qb8 11. Qd2 a6 12. Nc3 b5 13. Ba2 b4 14. axb4 cxb4 15. Ne2 a5 16. Ng3 h6 17. Bxh6 gxh6 18. Qxh6 Ne5 19. Qg5+ Ng6 20. Nh4 Kg7 21. Nhf5+ exf5 *", + "Moves": "g3f5 g7h8 g5h6 f6h7 h6g7", + "MovesSAN": "Nxf5+ Kh8 Qh6+ Nh7 Qg7#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "8/pR3p1k/4b3/6PK/3B4/6p1/r7/8 w - - 3 46", + "PGN": "1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Be3 O-O 8. Bc4 c5 9. Ne2 Nc6 10. O-O cxd4 11. cxd4 e6 12. Rc1 Bd7 13. Bb3 Na5 14. f4 Bb5 15. Re1 Nc6 16. e5 Na5 17. Qc2 Bc6 18. Red1 Nxb3 19. Qxb3 Bd5 20. Qb2 Qh4 21. Rc3 Rac8 22. Rdc1 Rxc3 23. Qxc3 Qg4 24. Ng3 h5 25. Qd3 h4 26. Ne4 Qf5 27. Nf6+ Bxf6 28. Qxf5 exf5 29. exf6 Re8 30. Kf2 Re6 31. Rc7 Rxf6 32. g3 hxg3+ 33. hxg3 Ra6 34. g4 fxg4 35. Kg3 Bf3 36. Kh4 Rxa2 37. Kg5 Ra5+ 38. Kf6 Ra6+ 39. Kg5 g3 40. d5 Bxd5 41. Bd4 Be6 42. Rxb7 Ra5+ 43. Kh4 g5+ 44. fxg5 Kh7 45. Kh5 Ra2 *", + "Moves": "g5g6 h7g8 b7b8 e6c8 b8c8", + "MovesSAN": "g6+ Kg8 Rb8+ Bc8 Rxc8#", + "Themes": "endgame exposedKing long mate mateIn3" + }, + { + "FEN": "Q4k1r/7p/p1B1pp2/7q/2R5/1P6/P4PPb/5R1K b - - 0 24", + "PGN": "1. d4 Nf6 2. Nf3 c5 3. Bg5 Qb6 4. b3 Nc6 5. e3 cxd4 6. exd4 d5 7. Bd3 Bg4 8. Nbd2 e6 9. O-O Bxf3 10. Nxf3 Nxd4 11. Nxd4 Bc5 12. Bxf6 gxf6 13. Bb5+ Ke7 14. c4 Bxd4 15. Rc1 a6 16. Ba4 Be5 17. cxd5 Qb4 18. dxe6 fxe6 19. Qd7+ Kf8 20. Rc4 Qd6 21. Qxb7 Bxh2+ 22. Kh1 Qd5 23. Bc6 Qh5 24. Qxa8+ *", + "Moves": "h2b8 c4h4 h5h4 h1g1 h4h2", + "MovesSAN": "Bb8+ Rh4 Qxh4+ Kg1 Qh2#", + "Themes": "discoveredAttack long mate mateIn3 middlegame" + }, + { + "FEN": "6k1/p4ppp/2r1b3/2Pp4/3P4/3r3P/5nPK/1R2R3 w - - 0 26", + "PGN": "1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nf3 Nf6 5. Nc3 Bb4 6. Bd2 O-O 7. a3 Bxc3 8. Bxc3 c6 9. Bb4 Re8+ 10. Be2 Na6 11. O-O Nxb4 12. axb4 Bg4 13. c4 Qe7 14. c5 Qxe2 15. Qxe2 Rxe2 16. Ne5 Rxb2 17. h3 Be6 18. Rab1 Rd2 19. Nf3 Rd3 20. b5 Re8 21. bxc6 bxc6 22. Rfe1 Ne4 23. Kh2 Nxf2 24. Ne5 Rc8 25. Nxc6 Rxc6 *", + "Moves": "b1b8 c6c8 b8c8 e6c8 e1e8", + "MovesSAN": "Rb8+ Rc8 Rxc8+ Bxc8 Re8#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "7Q/pp3k1p/2b2p2/8/5qn1/1N6/PPP3PP/R2KR3 b - - 6 28", + "PGN": "1. e4 e6 2. d4 d5 3. Nd2 c5 4. dxc5 Bxc5 5. exd5 Qxd5 6. Ngf3 Nf6 7. Bb5+ Bd7 8. Bc4 Qd6 9. O-O Bc6 10. Qe2 Nbd7 11. Nb3 Bb6 12. Rd1 Qc7 13. Bxe6 fxe6 14. Qxe6+ Kd8 15. Ng5 Re8 16. Nf7+ Kc8 17. Nd6+ Kd8 18. Nxe8 Nxe8 19. Bg5+ Nf6 20. Bxf6+ gxf6 21. Qg8+ Ke7 22. Re1+ Ne5 23. Qxa8 Kf7 24. Qh8 Bxf2+ 25. Kxf2 Ng4+ 26. Ke2 Qe5+ 27. Kd2 Qf4+ 28. Kd1 *", + "Moves": "g4f2 d1e2 c6b5 c2c4 b5c4", + "MovesSAN": "Nf2+ Ke2 Bb5+ c4 Bxc4#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "r1kr4/ppbRQ2p/2p5/4P3/8/5N2/2q2PPP/3R2K1 b - - 0 25", + "PGN": "1. e4 e5 2. Nf3 Bc5 3. Nxe5 Qe7 4. d4 Bb6 5. Bc4 Nf6 6. Bxf7+ Kd8 7. Bg5 d6 8. O-O dxe5 9. dxe5+ Bd7 10. exf6 gxf6 11. Bxf6 Qxf6 12. Qd5 c6 13. Qc4 Rf8 14. Bh5 Qxb2 15. Nd2 Qf6 16. Nf3 Na6 17. e5 Qe6 18. Qh4+ Kc8 19. Rad1 Nc5 20. Rd6 Qxa2 21. Qe7 Rd8 22. Rfd1 Qxc2 23. Bg4 Bc7 24. Bxd7+ Nxd7 25. Rxd7 *", + "Moves": "c2d1 d7d1 d8d1 f3e1 d1e1", + "MovesSAN": "Qxd1+ Rxd1 Rxd1+ Ne1 Rxe1#", + "Themes": "backRankMate long mate mateIn3 middlegame xRayAttack" + }, + { + "FEN": "4r1k1/ppp3pp/3p4/3P4/2P1q3/1P6/P4QPP/5R1K w - - 0 27", + "PGN": "1. c4 e5 2. Nc3 Nc6 3. e4 d6 4. d3 f5 5. f4 Nf6 6. Nf3 Be7 7. Be2 O-O 8. O-O fxe4 9. dxe4 exf4 10. Bxf4 Be6 11. Nd4 Nxd4 12. Qxd4 Nd7 13. Nd5 Bxd5 14. exd5 Bf6 15. Qd2 Nc5 16. Rab1 Qe7 17. Bd3 Rae8 18. Rbe1 Bd4+ 19. Kh1 Qh4 20. Bg3 Rxf1+ 21. Rxf1 Qh5 22. Bb1 Be5 23. Bxe5 Qxe5 24. Qf2 Qe7 25. b3 Ne4 26. Bxe4 Qxe4 *", + "Moves": "f2f7 g8h8 f7f8 e8f8 f1f8", + "MovesSAN": "Qf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "2k1r3/ppp2Qpp/6q1/8/8/8/P5PP/3R3K w - - 3 27", + "PGN": "1. e4 e5 2. f4 d5 3. exd5 Qxd5 4. fxe5 Nc6 5. Nf3 Bg4 6. Be2 Bc5 7. Nc3 Qe6 8. d4 Bxf3 9. Bxf3 Nxd4 10. Be3 O-O-O 11. O-O Qxe5 12. Re1 Nf6 13. Bf2 Qf4 14. Ne4 Nxe4 15. Rxe4 Nxf3+ 16. Qxf3 Bxf2+ 17. Kxf2 Rd2+ 18. Re2 Rxe2+ 19. Kxe2 Re8+ 20. Kf2 Qd2+ 21. Kg3 Qg5+ 22. Kf2 Qd2+ 23. Kg1 Qxc2 24. Rd1 Qxb2 25. Qxf7 Qb6+ 26. Kh1 Qg6 *", + "Moves": "f7d7 c8b8 d7d8 e8d8 d1d8", + "MovesSAN": "Qd7+ Kb8 Qd8+ Rxd8 Rxd8#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "1k2r3/R2p1p2/2n5/2Q1qp2/8/7P/5PP1/6K1 w - - 7 36", + "PGN": "1. e4 c5 2. Bc4 e6 3. Nc3 a6 4. d3 b5 5. Nxb5 axb5 6. Bxb5 Qb6 7. Bc4 Nc6 8. a3 Nf6 9. Bg5 Qxb2 10. Ne2 Rxa3 11. Rxa3 Qxa3 12. Bxf6 gxf6 13. O-O Nd4 14. Nf4 Ba6 15. Bxa6 Qxa6 16. Nh5 Be7 17. Qg4 Nxc2 18. Qg7 Rf8 19. Qxh7 Qxd3 20. Rb1 Kd8 21. h3 Kc7 22. Qg7 Qd4 23. Rc1 f5 24. Qg3+ Bd6 25. Qb3 Nb4 26. exf5 exf5 27. Ng3 Bxg3 28. Qxg3+ Qd6 29. Qb3 Kd8 30. Rd1 Qe6 31. Qc3 Re8 32. Qxc5 Nc6 33. Ra1 Qe5 34. Ra8+ Kc7 35. Ra7+ Kb8 *", + "Moves": "c5b6 b8c8 b6b7 c8d8 b7d7", + "MovesSAN": "Qb6+ Kc8 Qb7+ Kd8 Qxd7#", + "Themes": "endgame exposedKing long mate mateIn3" + }, + { + "FEN": "1r6/1p6/p2Qp3/1k1pPr2/3P4/P1P5/5nPP/5RK1 b - - 3 32", + "PGN": "1. e4 c5 2. c3 e6 3. d4 cxd4 4. cxd4 d5 5. e5 Nc6 6. Nc3 Qb6 7. Nf3 Bb4 8. Bd2 Nge7 9. a3 Bxc3 10. bxc3 O-O 11. Bd3 Bd7 12. Qc2 Ng6 13. Bxg6 fxg6 14. O-O Rac8 15. Rfb1 Qc7 16. Re1 a6 17. Re3 Na5 18. Ng5 Nc4 19. Rh3 h6 20. Qxg6 Rf5 21. Nh7 Nxd2 22. Rxh6 Qd8 23. Nf6+ Kf8 24. Rh8+ Ke7 25. Rxd8 Kxd8 26. Nxd7 Kxd7 27. Qxg7+ Kc6 28. Rb1 Rb8 29. Rd1 Ne4 30. Qe7 Nxf2 31. Qd6+ Kb5 32. Rf1 *", + "Moves": "f2h3 g2h3 b8g8 g1h1 f5f1", + "MovesSAN": "Nh3+ gxh3 Rg8+ Kh1 Rxf1#", + "Themes": "deflection endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "5k1r/pp1qrn2/4p1Q1/3p4/2pP3b/2P3R1/PP1N1PPP/R5K1 w - - 7 30", + "PGN": "1. e4 e6 2. Nf3 c6 3. d4 d5 4. Bd3 c5 5. O-O c4 6. Be2 Nf6 7. exd5 exd5 8. Re1 Be6 9. Ng5 Bb4 10. c3 Be7 11. Nxe6 fxe6 12. Bf3 Qd7 13. Qe2 Kf7 14. Bg5 Re8 15. Bxf6 Bxf6 16. Bh5+ g6 17. Bg4 Nc6 18. Qf3 Kg7 19. Qh3 Nd8 20. Nd2 h5 21. Bf3 Nf7 22. Bd1 Re7 23. Qg3 Kh7 24. Qh3 Rae8 25. Bxh5 gxh5 26. Qxh5+ Kg7 27. Re3 Rh8 28. Rg3+ Kf8 29. Qg6 Bh4 *", + "Moves": "g6g7 f8e8 g7g8 h8g8 g3g8", + "MovesSAN": "Qg7+ Ke8 Qg8+ Rxg8 Rxg8#", + "Themes": "backRankMate exposedKing long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "2r2r2/p5kp/6p1/8/3PR3/2P4Q/q5PP/4R1K1 b - - 0 30", + "PGN": "1. d4 g6 2. e3 Bg7 3. Bd3 Nf6 4. Nd2 d5 5. f4 Bg4 6. Ngf3 O-O 7. O-O b6 8. Qe1 c5 9. c3 c4 10. Bc2 Nbd7 11. Ne5 Nxe5 12. fxe5 Nd7 13. Qh4 Be2 14. Rf2 Bd3 15. Bxd3 cxd3 16. Rf3 f5 17. exf6 Nxf6 18. e4 dxe4 19. Nxe4 Qd5 20. Nxf6+ Bxf6 21. Qh3 e5 22. Rxd3 e4 23. Rd1 Bg7 24. Re1 b5 25. Bh6 b4 26. Bxg7 Kxg7 27. Re3 bxc3 28. bxc3 Rac8 29. Rae1 Qxa2 30. Rxe4 *", + "Moves": "a2f2 g1h1 f2f1 e1f1 f8f1", + "MovesSAN": "Qf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "r2q1r2/6pk/2p1np1p/pp2pN2/4P2P/P2PQ1R1/1PP3P1/R5K1 w - - 1 22", + "PGN": "1. e4 e5 2. f4 Nc6 3. Nf3 d6 4. fxe5 Nxe5 5. d3 Bg4 6. Be2 Nf6 7. O-O Be7 8. Nc3 O-O 9. Be3 c6 10. Bf2 b5 11. a3 a5 12. Nxe5 Bxe2 13. Nxe2 dxe5 14. Ng3 h6 15. Nf5 Nh7 16. Qd2 f6 17. Be3 Ng5 18. h4 Ne6 19. Rf3 Bc5 20. Rg3 Bxe3+ 21. Qxe3 Kh7 *", + "Moves": "g3g7 e6g7 e3h6 h7g8 h6g7", + "MovesSAN": "Rxg7+ Nxg7 Qxh6+ Kg8 Qxg7#", + "Themes": "long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "4r1k1/ppQ2p1p/6p1/8/8/3P2R1/PP3P1P/3qR1K1 b - - 0 24", + "PGN": "1. e4 Nf6 2. Nc3 d5 3. e5 d4 4. exf6 dxc3 5. fxe7 cxd2+ 6. Bxd2 Bxe7 7. Nf3 O-O 8. Bd3 Bg4 9. Bc3 Nc6 10. O-O Bf6 11. Qd2 Bxf3 12. gxf3 Bxc3 13. Qxc3 Qg5+ 14. Kh1 Qf4 15. Rg1 Qxf3+ 16. Rg2 g6 17. Re1 Rfe8 18. Rg1 Ne5 19. Qxc7 Nxd3 20. cxd3 Re2 21. Rf1 Rae8 22. Kg1 Re1 23. Rg3 Qd1 24. Rxe1 *", + "Moves": "e8e1 g1g2 e1g1 g2h3 d1h5", + "MovesSAN": "Rxe1+ Kg2 Rg1+ Kh3 Qh5#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "5k1r/Q3b3/p1qp1n2/4n3/1B6/P7/1PP2PPP/4RRK1 b - - 9 26", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bc4 e6 7. Bb3 b5 8. a3 Nbd7 9. Bg5 Bb7 10. Qe2 Be7 11. O-O Rc8 12. Bxe6 fxe6 13. Nxe6 Qa5 14. Nxg7+ Kf7 15. Nf5 h6 16. Nxh6+ Rxh6 17. Bxh6 Rh8 18. Bd2 b4 19. Nd5 Bxd5 20. Bxb4 Qb6 21. exd5 Nxd5 22. Qf3+ N5f6 23. Rae1 Ne5 24. Qb3+ Kf8 25. Qe3 Qc6 26. Qa7 *", + "Moves": "e5f3 g2f3 h8g8 g1h1 c6f3", + "MovesSAN": "Nf3+ gxf3 Rg8+ Kh1 Qxf3#", + "Themes": "intermezzo long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "5rk1/pb2R1p1/np1n3B/3pNq2/3P4/1Q6/PP4PP/R5K1 b - - 0 29", + "PGN": "1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. f4 c5 6. c3 Be7 7. Ndf3 O-O 8. Bd3 b6 9. Ne2 h6 10. O-O Bb7 11. f5 cxd4 12. cxd4 exf5 13. Bxf5 Re8 14. e6 fxe6 15. Bxe6+ Kh8 16. Nf4 Nf6 17. Ng6+ Kh7 18. Nxe7 Rxe7 19. Qd3+ Kh8 20. Re1 Ne4 21. Bf5 Na6 22. Nh4 Re8 23. Ng6+ Kg8 24. Qb3 Nd6 25. Be6+ Rxe6 26. Rxe6 Qd7 27. Re7 Qf5 28. Ne5 Rf8 29. Bxh6 *", + "Moves": "f5f2 g1h1 f2f1 a1f1 f8f1", + "MovesSAN": "Qf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "1r4k1/2R1Qp2/p3p1p1/3b3p/3P1P1P/6P1/1r6/6K1 b - - 3 38", + "PGN": "1. d4 d5 2. Bf4 Nc6 3. e3 Nf6 4. c4 e6 5. Nf3 Bd6 6. Nbd2 Bxf4 7. exf4 O-O 8. Bd3 g6 9. O-O a6 10. cxd5 Nxd5 11. g3 Ndb4 12. Qb3 Nxd3 13. Qxd3 b6 14. Nc4 Bb7 15. Nce5 Qd5 16. Qc4 Qxf3 17. Nxf3 b5 18. Qc5 Na5 19. Qxc7 Bxf3 20. Qxa5 Rfd8 21. Qb6 h5 22. h3 Kg7 23. h4 Rdb8 24. Qc5 Rc8 25. Qe5+ Kg8 26. Rac1 Rd8 27. Rc4 bxc4 28. Rc1 Rac8 29. Qe3 Bd5 30. f3 Rb8 31. b3 cxb3 32. axb3 Rb6 33. Ra1 Rdb8 34. Qe5 Bxf3 35. Qc7 Bd5 36. Rc1 Rxb3 37. Qe7 Rb2 38. Rc7 *", + "Moves": "b2g2 g1f1 b8b1 c7c1 b1c1", + "MovesSAN": "Rg2+ Kf1 Rb1+ Rc1 Rxc1#", + "Themes": "endgame exposedKing long mate mateIn3" + }, + { + "FEN": "1k6/p6R/n1K5/p7/2b5/8/4r3/8 w - - 8 44", + "PGN": "1. d4 d5 2. Bf4 Nc6 3. e3 Bf5 4. Nf3 f6 5. c3 Qd7 6. Nbd2 O-O-O 7. c4 h5 8. cxd5 Qxd5 9. Bc4 Qd7 10. O-O g5 11. Bxg5 fxg5 12. Nxg5 e6 13. e4 Bg6 14. d5 exd5 15. exd5 Ne5 16. Ne6 Re8 17. Nxf8 Rxf8 18. Qb3 Nxc4 19. Nxc4 Nf6 20. Na5 b6 21. Nc6 Kb7 22. Rfd1 Be4 23. Ne5 Qd6 24. Nc4 Qf4 25. f3 Bxd5 26. Rac1 Rhg8 27. Na5+ Ka8 28. Qc3 Bxf3 29. Qxc7 Qxc7 30. Rxc7 Rxg2+ 31. Kf1 bxa5 32. Rd6 Ne4 33. Ra6 Be2+ 34. Kxg2 Bxa6 35. Kh3 Kb8 36. Kh4 Rf2 37. Kxh5 Rxh2+ 38. Kg6 Rxb2 39. Rh7 Rxa2 40. Kf7 Bc4+ 41. Ke7 Re2 42. Kd7 Nc5+ 43. Kc6 Na6 *", + "Moves": "h7h8 c4g8 h8g8 e2e8 g8e8", + "MovesSAN": "Rh8+ Bg8 Rxg8+ Re8 Rxe8#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "5r1k/ppp1Qqpp/8/3b4/8/6R1/PPP2PPP/4R1K1 b - - 5 21", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d4 exd4 5. O-O Nxe4 6. Re1 d5 7. Bxd5 Qxd5 8. Nc3 Qd8 9. Nxe4 Be7 10. Bg5 O-O 11. Bxe7 Qxe7 12. Nxd4 Nxd4 13. Qxd4 Rd8 14. Qc3 Be6 15. Re3 Rd5 16. Rg3 f6 17. Nxf6+ Kh8 18. Nxd5 Bxd5 19. Re1 Qf7 20. Qe5 Rf8 21. Qe7 *", + "Moves": "f7f2 g1h1 f2f1 e1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "r1bN3r/p1pk4/1p1p2Q1/3NpP2/3n3b/3P4/PP1B2P1/R4RK1 b - - 0 20", + "PGN": "1. e4 e5 2. f4 Nc6 3. Nf3 d6 4. Nc3 Be7 5. f5 Nf6 6. d3 b6 7. h4 h5 8. Ng5 Bb7 9. Be2 Nd4 10. O-O Ng4 11. Bxg4 hxg4 12. Qxg4 Nxc2 13. Bd2 Nd4 14. h5 Bc8 15. Nd5 g6 16. hxg6 fxg6 17. Ne6 gxf5 18. Qg6+ Kd7 19. exf5 Bh4 20. Nxd8 *", + "Moves": "d4e2 g1h1 h4g5 g6h7 h8h7", + "MovesSAN": "Ne2+ Kh1 Bg5+ Qh7+ Rxh7#", + "Themes": "discoveredAttack kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "5r2/pp1kb2Q/2p1p3/4P1B1/3PP3/2P5/P3q1PP/R5K1 b - - 2 22", + "PGN": "1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 dxc4 5. e3 Bg4 6. Bxc4 e6 7. Be2 Be7 8. Ne5 Bxe2 9. Qxe2 Nbd7 10. O-O Qc7 11. f4 Nxe5 12. fxe5 Nd5 13. Qf3 Nxc3 14. Qxf7+ Kd7 15. bxc3 Raf8 16. Qxg7 Rxf1+ 17. Kxf1 Rf8+ 18. Kg1 Qa5 19. Bd2 Qd5 20. Qxh7 Qc4 21. e4 Qe2 22. Bg5 *", + "Moves": "e2f2 g1h1 f2f1 a1f1 f8f1", + "MovesSAN": "Qf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "7k/p4prp/1p6/2q5/8/1p1PR3/1P5P/1K4R1 w - - 0 35", + "PGN": "1. e4 c5 2. f4 d5 3. Nc3 dxe4 4. Nxe4 Qc7 5. g3 e5 6. Qe2 Nc6 7. c3 Be7 8. Bg2 Nf6 9. Nxf6+ Bxf6 10. d3 O-O 11. Nf3 exf4 12. Bxf4 Qd7 13. O-O-O Re8 14. Qf2 b6 15. g4 Qxg4 16. Nd2 Bb7 17. Ne4 Bh4 18. Qd2 Rad8 19. Rhg1 Qf5 20. Bh1 Kh8 21. Nd6 Rxd6 22. Bxd6 Qe6 23. Bf4 Qxa2 24. Bg5 Qa1+ 25. Kc2 Qa4+ 26. Kb1 Nb4 27. cxb4 Bxh1 28. Rxh1 Bxg5 29. Qxg5 cxb4 30. Rde1 Rg8 31. Qg4 Qb5 32. Re3 b3 33. Rg1 Qc5 34. Qxg7+ Rxg7 *", + "Moves": "e3e8 c5f8 e8f8 g7g8 g1g8", + "MovesSAN": "Re8+ Qf8 Rxf8+ Rg8 Rgxg8#", + "Themes": "endgame long mate mateIn3 queenRookEndgame" + }, + { + "FEN": "8/R5p1/5pkp/5q2/2Q5/4p3/P4PPP/6K1 b - - 0 33", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. Nf3 Nf6 5. Bc4 Bf5 6. O-O c6 7. Re1 e6 8. d4 Bd6 9. d5 cxd5 10. Nxd5 Nxd5 11. Bxd5 O-O 12. Bxb7 Bc5 13. Bxa8 Qb6 14. Be3 Nd7 15. Bxc5 Nxc5 16. b4 Qxb4 17. Bc6 Qb6 18. Ne5 Rd8 19. Qb1 Qc7 20. Bf3 f6 21. Nd3 Nxd3 22. cxd3 Bxd3 23. Qc1 Qd7 24. Rd1 e5 25. Qd2 Qf5 26. Qe3 e4 27. Be2 Bxe2 28. Qxe2 Rxd1+ 29. Rxd1 Kf7 30. Qc4+ Kg6 31. Rd6 h6 32. Ra6 e3 33. Rxa7 *", + "Moves": "f5f2 g1h1 f2e1 c4f1 e1f1", + "MovesSAN": "Qxf2+ Kh1 Qe1+ Qf1 Qxf1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "2r3k1/p3ppb1/3p2p1/8/2r3P1/1N1QB3/KpP4R/3R4 b - - 0 26", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Bc4 Bg7 7. Be3 Nc6 8. f3 O-O 9. Qd2 Ne5 10. Bb3 Qa5 11. O-O-O Bd7 12. g4 Rfc8 13. h4 b5 14. h5 b4 15. Nce2 Nc4 16. Bxc4 Rxc4 17. Kb1 Rac8 18. Rc1 Bxg4 19. fxg4 Nxe4 20. Qd3 Nc3+ 21. Nxc3 bxc3 22. Nb3 Qa4 23. hxg6 hxg6 24. Rcd1 cxb2 25. Rh2 Qxa2+ 26. Kxa2 *", + "Moves": "c4a4 a2b1 a4a1 b3a1 b2a1q", + "MovesSAN": "Ra4+ Kb1 Ra1+ Nxa1 bxa1=Q#", + "Themes": "advancedPawn exposedKing long master mate mateIn3 middlegame promotion" + }, + { + "FEN": "2r3k1/r2p1ppp/1p6/7R/3qPQ2/1B3P2/P1P1b2P/2K5 w - - 10 36", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bd6 4. Nc3 Nd4 5. d3 Nxf3+ 6. Qxf3 Qf6 7. Qg3 Bb4 8. Bd2 Nh6 9. Bxh6 Qxh6 10. Qxe5+ Be7 11. Qd5 O-O 12. Qe5 Bf6 13. Qg3 Bxc3+ 14. bxc3 Qf6 15. d4 Re8 16. f3 c6 17. O-O b6 18. Bb3 c5 19. dxc5 Qxc3 20. cxb6 axb6 21. Qf4 Rf8 22. Rfd1 Ra7 23. Rd5 Qxa1+ 24. Kf2 Bb7 25. Rh5 Qd4+ 26. Ke2 Ba6+ 27. Ke1 Qc3+ 28. Kf2 Qd4+ 29. Ke1 Qg1+ 30. Kd2 Qxg2+ 31. Ke3 Qe2+ 32. Kd4 Qd1+ 33. Kc3 Rc8+ 34. Kb2 Qd4+ 35. Kc1 Be2 *", + "Moves": "f4f7 g8h8 h5h7 h8h7 f7h5", + "MovesSAN": "Qxf7+ Kh8 Rxh7+ Kxh7 Qh5#", + "Themes": "attraction long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "2r3k1/1p3rpp/npp5/8/3P4/1P3Q1P/q1P3P1/5RK1 w - - 0 23", + "PGN": "1. e4 e5 2. f4 exf4 3. Nf3 d5 4. Nc3 Nh6 5. Nxd5 Bc5 6. d4 Bb6 7. Bxf4 Ng4 8. Bc4 c6 9. Nxb6 axb6 10. Ng5 O-O 11. h3 Nf6 12. e5 Nd5 13. O-O Nxf4 14. Rxf4 Qxg5 15. Qf3 Qg6 16. Bd3 Qe6 17. Rf1 Qd7 18. e6 Qxe6 19. Bf5 Qxa2 20. Bxc8 Na6 21. b3 Raxc8 22. Rxf7 Rxf7 *", + "Moves": "f3f7 g8h8 f7f8 c8f8 f1f8", + "MovesSAN": "Qxf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "4R3/p4N2/4p1p1/3pP2k/1p1n4/r5P1/6K1/8 w - - 0 43", + "PGN": "1. e4 d5 2. e5 Bf5 3. g4 Bg6 4. h4 h5 5. d4 e6 6. Bd3 Bxd3 7. Qxd3 hxg4 8. Bg5 Be7 9. Bxe7 Qxe7 10. h5 Nh6 11. Nc3 Nf5 12. Nd1 Nc6 13. c3 Qg5 14. Ne2 Rxh5 15. Rxh5 Qxh5 16. Ng3 Nxg3 17. Qxg3 Qh1+ 18. Ke2 Qh3 19. Ne3 Qxg3 20. fxg3 Ke7 21. Nxg4 Rh8 22. Rf1 Nd8 23. Kf3 b6 24. Kg2 c5 25. Ne3 Nc6 26. Rf4 cxd4 27. cxd4 Nb4 28. Rg4 g6 29. a3 Nd3 30. b4 Rc8 31. Rh4 Rc3 32. Rh7 Rxa3 33. Ng4 Nxb4 34. Nh6 Nc6 35. Nxf7 Nxd4 36. Nd6+ Kf8 37. Rf7+ Kg8 38. Rf6 Kg7 39. Rf7+ Kh6 40. Re7 b5 41. Nf7+ Kh5 42. Re8 b4 *", + "Moves": "e8h8 h5g4 h8h4 g4f5 h4f4", + "MovesSAN": "Rh8+ Kg4 Rh4+ Kf5 Rf4#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "6k1/5rpp/1p1P4/7P/q2QP3/p7/P5R1/K2R4 b - - 0 37", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f3 e5 7. Nb3 Be6 8. Be3 Nc6 9. Qd2 Qc7 10. O-O-O Be7 11. g4 O-O 12. g5 Nd7 13. Nd5 Bxd5 14. exd5 Na7 15. Bd3 b6 16. h4 Nc5 17. Be4 f5 18. gxf6 Bxf6 19. h5 Nxe4 20. fxe4 Rac8 21. Kb1 Nb5 22. Rh2 Rf7 23. Rg2 a5 24. Nc1 a4 25. Ne2 a3 26. b3 Qa7 27. Qb4 Qa6 28. c4 Nd4 29. Qxd6 Be7 30. Qxe5 Nxb3 31. Qc3 Rxc4 32. Qd3 Nc5 33. Bxc5 Bxc5 34. Ka1 Qa4 35. d6 Bd4+ 36. Nxd4 Rxd4 37. Qxd4 *", + "Moves": "a4d4 d1d4 f7f1 d4d1 f1d1", + "MovesSAN": "Qxd4+ Rxd4 Rf1+ Rd1 Rxd1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "8/3Q2p1/pRp2qkp/3p4/PP1r4/7P/5PP1/6K1 b - - 6 37", + "PGN": "1. d4 Nf6 2. c4 e6 3. e3 d5 4. cxd5 exd5 5. Nc3 c6 6. Nf3 Bg4 7. Be2 Nbd7 8. O-O Bb4 9. Bd2 O-O 10. Rc1 Qa5 11. a3 Bd6 12. Na2 Qc7 13. h3 Bh5 14. Bb4 Ne4 15. Bxd6 Qxd6 16. b4 a6 17. Nc3 Nxc3 18. Rxc3 Nf6 19. Ne5 Bxe2 20. Qxe2 Nd7 21. Nxd7 Qxd7 22. Re1 f5 23. Rec1 Qe6 24. Qc2 Rf6 25. a4 f4 26. exf4 Rxf4 27. Re3 Qf6 28. Re5 Rxd4 29. Rce1 h6 30. Re8+ Rxe8 31. Rxe8+ Kf7 32. Rb8 Qe7 33. Qf5+ Qf6 34. Rxb7+ Kg8 35. Rb8+ Kf7 36. Qd7+ Kg6 37. Rb6 *", + "Moves": "d4d1 g1h2 f6f4 g2g3 f4f2", + "MovesSAN": "Rd1+ Kh2 Qf4+ g3 Qxf2#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "4r1k1/ppp2ppp/8/8/2QP4/2b1r3/PPP3qP/2KR1R2 w - - 0 18", + "PGN": "1. e4 e5 2. Nf3 d5 3. Nxe5 Nf6 4. exd5 Qxd5 5. d4 Nc6 6. Nxc6 Qxc6 7. Nc3 Bb4 8. Bd2 O-O 9. Bd3 Qxg2 10. Rf1 Re8+ 11. Be3 Bg4 12. Be2 Re7 13. Bxg4 Nxg4 14. Qd3 Rae8 15. O-O-O Nxe3 16. fxe3 Rxe3 17. Qc4 Bxc3 *", + "Moves": "c4f7 g8h8 f7f8 e8f8 f1f8", + "MovesSAN": "Qxf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "8/8/7P/R4pn1/p4k2/8/6RK/r7 b - - 0 45", + "PGN": "1. e4 e5 2. Nf3 d5 3. exd5 e4 4. Qe2 Qxd5 5. Nc3 Qe6 6. Qxe4 Nf6 7. Qxe6+ Bxe6 8. Be2 Bb4 9. O-O Bxc3 10. dxc3 Nc6 11. Bb5 O-O 12. Bg5 Nd5 13. Bxc6 bxc6 14. Ne5 f6 15. Bxf6 Rxf6 16. Nxc6 Rg6 17. Rfe1 Kf7 18. Ne5+ Kf6 19. Nxg6 hxg6 20. Rad1 Rb8 21. b3 Nxc3 22. Ra1 Rd8 23. h3 Rd2 24. Re3 Rxc2 25. Rae1 Bf5 26. Rf3 Ne2+ 27. Kf1 Nd4 28. Rf4 Nc6 29. g4 Rxa2 30. gxf5 gxf5 31. Rc4 Na5 32. Rxc7 Nxb3 33. Rc6+ Kg5 34. Ree6 Nd2+ 35. Kg2 Ne4 36. Rg6+ Kf4 37. Rxg7 Rxf2+ 38. Kg1 Ra2 39. Rg2 Ra1+ 40. Kh2 a5 41. h4 a4 42. Ra6 Nc5 43. Ra5 Ne4 44. h5 Ng5 45. h6 *", + "Moves": "g5f3 h2h3 a1h1 g2h2 h1h2", + "MovesSAN": "Nf3+ Kh3 Rh1+ Rh2 Rxh2#", + "Themes": "endgame exposedKing long mate mateIn3" + }, + { + "FEN": "7k/p2q1p1p/2p3pB/3p2Pn/3P4/1Pb1QP2/2P3K1/8 w - - 0 27", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. Nc3 Be7 5. O-O O-O 6. d3 d6 7. a3 Bg4 8. Bxc6 bxc6 9. Be3 d5 10. exd5 cxd5 11. d4 e4 12. h3 exf3 13. hxg4 fxg2 14. Kxg2 Qd7 15. f3 Rab8 16. b3 Bd6 17. Rh1 c6 18. Qd3 g6 19. Bh6 Rfe8 20. Rae1 Kh8 21. g5 Nh5 22. Qd2 Bxa3 23. Rxe8+ Rxe8 24. Re1 Rxe1 25. Qxe1 Bb4 26. Qe3 Bxc3 *", + "Moves": "e3e5 h8g8 e5b8 d7e8 b8e8", + "MovesSAN": "Qe5+ Kg8 Qb8+ Qe8 Qxe8#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "8/7p/6pk/4N3/3Q4/8/q3RPPP/6K1 b - - 0 39", + "PGN": "1. e4 c6 2. d4 d5 3. e5 Bf5 4. Ne2 e6 5. Ng3 Bg6 6. Bd3 Bxd3 7. Qxd3 Qb6 8. O-O c5 9. dxc5 Bxc5 10. Nc3 Nd7 11. Na4 Qc7 12. Nxc5 Nxc5 13. Qc3 b6 14. b4 d4 15. Qc4 Qxe5 16. bxc5 Rc8 17. Qb5+ Kd8 18. Bb2 bxc5 19. Rfe1 Qd6 20. Ne4 Qb8 21. Qa5+ Ke7 22. Nxc5 Qxb2 23. Qxa7+ Kf6 24. Ne4+ Kg6 25. Nd6 Rxc2 26. Qxf7+ Kh6 27. Qxe6+ Nf6 28. Nf7+ Kg6 29. Nxh8+ Kh6 30. Qh3+ Nh5 31. Re6+ g6 32. Nf7+ Kg7 33. Rf1 Rc1 34. Ree1 Rxe1 35. Rxe1 Qxa2 36. Ne5 Nf4 37. Qd7+ Kh6 38. Qxd4 Ne2+ 39. Rxe2 *", + "Moves": "a2b1 d4d1 b1d1 e2e1 d1e1", + "MovesSAN": "Qb1+ Qd1 Qxd1+ Re1 Qxe1#", + "Themes": "endgame fork long mate mateIn3" + }, + { + "FEN": "R3b1k1/6qp/2N1pr2/1pPp3r/3Pp3/2P1P3/4QPP1/5RK1 b - - 2 26", + "PGN": "1. d4 d5 2. c4 c6 3. Nc3 e6 4. Nf3 Nf6 5. Bg5 Bb4 6. Rc1 Nbd7 7. Bxf6 Nxf6 8. e3 Bxc3+ 9. bxc3 Ne4 10. c5 Qa5 11. Qc2 O-O 12. Bd3 f5 13. O-O Bd7 14. Bxe4 fxe4 15. Ne5 Rad8 16. Rb1 b5 17. Ra1 Qc7 18. a4 a6 19. axb5 axb5 20. h4 Rf5 21. Qe2 Rdf8 22. h5 Be8 23. h6 Rh5 24. hxg7 Qxg7 25. Nxc6 Rf6 26. Ra8 *", + "Moves": "g7g2 g1g2 f6g6 e2g4 g6g4", + "MovesSAN": "Qxg2+ Kxg2 Rg6+ Qg4 Rxg4#", + "Themes": "attraction kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "5r1k/p3Q3/bp4B1/2pP2p1/3P4/P1P5/1P1q2PP/R5K1 b - - 2 29", + "PGN": "1. d4 Nf6 2. e3 c5 3. c3 e6 4. Bd3 Nc6 5. a3 b6 6. f4 Bb7 7. Nf3 Be7 8. O-O d5 9. Ne5 Nxe5 10. fxe5 Ne4 11. Nd2 O-O 12. Qc2 Nxd2 13. Bxh7+ Kh8 14. Bxd2 Ba6 15. Rf3 f5 16. exf6 Rxf6 17. Rh3 Rh6 18. Rxh6 gxh6 19. Qg6 Qf8 20. e4 Bg5 21. Bxg5 hxg5 22. Qh5 Kg7 23. exd5 Qf4 24. Qg6+ Kh8 25. Qe4 Qd2 26. Bg6 Rf8 27. Qe5+ Kg8 28. Qxe6+ Kh8 29. Qe7 *", + "Moves": "d2f2 g1h1 f2f1 a1f1 f8f1", + "MovesSAN": "Qf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "6k1/p4pp1/2P1p2p/3nN3/5P2/6P1/P3qQKP/8 b - - 4 30", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. d4 Qd8 4. c4 Nf6 5. Be3 e6 6. Bd3 b6 7. Nc3 Bb7 8. Nf3 Be7 9. O-O h6 10. Rc1 Nbd7 11. Bb1 c5 12. Qc2 cxd4 13. Bxd4 Bc5 14. Bxc5 Nxc5 15. Ne5 O-O 16. Rcd1 Qc7 17. Rfe1 Rfd8 18. f4 Rxd1 19. Rxd1 Rd8 20. b4 Rxd1+ 21. Qxd1 Nce4 22. Nxe4 Bxe4 23. Bxe4 Nxe4 24. Qd4 Nf6 25. c5 bxc5 26. bxc5 Nd5 27. g3 Qa5 28. c6 Qe1+ 29. Kg2 Qe2+ 30. Qf2 *", + "Moves": "d5e3 g2g1 e2d1 f2e1 d1e1", + "MovesSAN": "Ne3+ Kg1 Qd1+ Qe1 Qxe1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "5k2/1Q4p1/p3pb2/5rp1/5q2/2B2B1r/PP4K1/3R4 w - - 0 34", + "PGN": "1. e4 c6 2. d4 d5 3. Nc3 h6 4. Bd3 dxe4 5. Nxe4 Bf5 6. f4 Nd7 7. Nf3 Bxe4 8. Bxe4 Ngf6 9. Bd3 e6 10. c3 c5 11. O-O Nd5 12. Bd2 N7f6 13. Ne5 a6 14. Qe2 Be7 15. Rad1 cxd4 16. cxd4 O-O 17. g4 Qb6 18. Bc3 Rfd8 19. g5 Nxf4 20. Rxf4 hxg5 21. Rxf6 Bxf6 22. Qh5 Bxe5 23. Qh7+ Kf8 24. Kf1 Bf6 25. Be2 Ke7 26. Qd3 Rd5 27. Kg2 Rh8 28. h3 Rf5 29. Bf3 Qc7 30. d5 Qf4 31. dxe6 fxe6 32. Qd7+ Kf8 33. Qxb7 Rxh3 *", + "Moves": "d1d8 f6d8 b7g7 f8e8 f3c6", + "MovesSAN": "Rd8+ Bxd8 Qxg7+ Ke8 Bc6#", + "Themes": "deflection long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r2r3k/pp2bpp1/2q1n3/8/3p4/3B3P/PP3PP1/R1BQ2K1 w - - 0 24", + "PGN": "1. e4 c5 2. Nf3 e6 3. Bc4 Nc6 4. O-O Nf6 5. Re1 Be7 6. c3 d5 7. exd5 exd5 8. Bf1 Bg4 9. h3 Bxf3 10. Qxf3 O-O 11. d4 cxd4 12. cxd4 Nxd4 13. Qd1 Ne6 14. Nc3 d4 15. Ne4 Nxe4 16. Rxe4 Qd5 17. Re3 Rfd8 18. Rg3 Bd6 19. Rg4 h5 20. Rh4 Be7 21. Rxh5 Qe4 22. Bd3 Qc6 23. Rh8+ Kxh8 *", + "Moves": "d1h5 h8g8 h5h7 g8f8 h7h8", + "MovesSAN": "Qh5+ Kg8 Qh7+ Kf8 Qh8#", + "Themes": "kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "5r1k/2Q3pp/p4q2/1p2R3/6b1/P7/1P3PPP/1B1R2K1 b - - 0 31", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. Bc4 e6 4. a3 Nf6 5. Ba2 Be7 6. c3 O-O 7. d4 d5 8. e5 Ne4 9. O-O Kh8 10. Nbd2 f6 11. exf6 Bxf6 12. Nxe4 dxe4 13. Nd2 e5 14. Nxe4 exd4 15. cxd4 cxd4 16. Nxf6 Qxf6 17. Qd3 Bg4 18. Qe4 Bf5 19. Qf4 Rae8 20. Qg3 Rd8 21. Bg5 Qd6 22. Bxd8 Qxd8 23. Rad1 Qf6 24. Bc4 a6 25. Qc7 b5 26. Bd3 Bg4 27. Rc1 Ne5 28. Bb1 d3 29. Rce1 d2 30. Rxe5 d1=Q 31. Rxd1 *", + "Moves": "f6f2 g1h1 f2f1 d1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "1rb3k1/q4pp1/4p2p/pPb5/4B3/P7/2Q2PPP/3R2K1 w - - 0 25", + "PGN": "1. d4 c5 2. c4 cxd4 3. Nf3 Nc6 4. Nxd4 Nf6 5. Nc3 e6 6. a3 Bc5 7. Nxc6 bxc6 8. Bg5 O-O 9. e3 d5 10. Qc2 Be7 11. cxd5 cxd5 12. Bd3 h6 13. Bxf6 Bxf6 14. O-O a6 15. Rab1 Qd7 16. e4 dxe4 17. Nxe4 Be7 18. Nc5 Qa7 19. b4 a5 20. Be4 Rb8 21. Rfd1 Rd8 22. Rxd8+ Bxd8 23. b5 Bb6 24. Rd1 Bxc5 *", + "Moves": "d1d8 c5f8 e4h7 g8h8 d8f8", + "MovesSAN": "Rd8+ Bf8 Bh7+ Kh8 Rxf8#", + "Themes": "deflection long mate mateIn3 middlegame pin" + }, + { + "FEN": "3r2k1/p1p2ppp/8/1p1Q4/3Pr2q/2P5/P5P1/2R2RK1 w - - 1 23", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. cxd4 Bb4+ 7. Nc3 Nxe4 8. Qe2 d5 9. Bd3 Bf5 10. O-O Bxc3 11. bxc3 O-O 12. Bd2 Re8 13. Ne5 Nxe5 14. Bxe4 Nc4 15. f3 Nxd2 16. Qxd2 dxe4 17. fxe4 Bxe4 18. Qf4 Bd5 19. Rac1 b5 20. h4 Re4 21. Qf5 Qxh4 22. Qxd5 Rd8 *", + "Moves": "d5f7 g8h8 f7f8 d8f8 f1f8", + "MovesSAN": "Qxf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "5rk1/p5pp/4Rqp1/3p4/Q7/8/PP3PPP/4R1K1 b - - 0 23", + "PGN": "1. Nf3 Nc6 2. d4 d5 3. c4 Nf6 4. cxd5 Nxd5 5. e4 Nb6 6. d5 Nb8 7. Nc3 c6 8. Be2 cxd5 9. exd5 e6 10. O-O Nxd5 11. Nxd5 exd5 12. Bb5+ Nc6 13. Re1+ Be6 14. Ne5 Rc8 15. Qa4 Qc7 16. Bf4 Bd6 17. Rac1 O-O 18. Bxc6 bxc6 19. Rxc6 Qe7 20. Ng6 fxg6 21. Bxd6 Qf6 22. Bxf8 Rxf8 23. Rcxe6 *", + "Moves": "f6f2 g1h1 f2f1 e1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "5r1k/1r4p1/b2p1p1p/2pPpP2/q1P1P3/P3Q1R1/3N3P/6RK w - - 2 38", + "PGN": "1. d4 e6 2. c4 b6 3. Nc3 Bb7 4. d5 Bb4 5. e4 Bxc3+ 6. bxc3 e5 7. Nf3 d6 8. Be3 c5 9. Bd3 Nd7 10. O-O Ngf6 11. Nd2 a6 12. f4 O-O 13. f5 Ne8 14. g4 h6 15. Rf3 Nc7 16. Rh3 b5 17. cxb5 axb5 18. c4 b4 19. Kh1 Ra3 20. Qe2 Nb6 21. Nb3 Na4 22. Bd2 Nc3 23. Bxc3 bxc3 24. Qc2 Qg5 25. Qxc3 Qxg4 26. Rg3 Qh4 27. Rag1 Ne8 28. Qd2 Ba6 29. Qg2 Qf6 30. Qb2 Ra4 31. Nd2 Qd8 32. Bc2 Rb4 33. Qc3 Kh8 34. a3 Rb7 35. Ba4 f6 36. Bxe8 Qxe8 37. Qe3 Qa4 *", + "Moves": "g3g7 b7g7 e3h6 h8g8 h6g7", + "MovesSAN": "Rxg7 Rxg7 Qxh6+ Kg8 Qxg7#", + "Themes": "attraction capturingDefender kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r4rk1/1b3p1p/p1q1p1p1/1pbp2P1/3BPP2/P1NP1R1Q/1P5P/R5K1 w - - 2 20", + "PGN": "1. e4 c5 2. Nf3 e6 3. Nc3 a6 4. d4 cxd4 5. Nxd4 Qc7 6. a3 Nf6 7. Be2 Be7 8. Be3 d6 9. f4 O-O 10. O-O b5 11. g4 Bb7 12. Bd3 Nc6 13. g5 Nd7 14. Nxc6 Qxc6 15. Qh5 g6 16. Qh3 Nc5 17. Rf3 Nxd3 18. cxd3 d5 19. Bd4 Bc5 *", + "Moves": "h3h7 g8h7 f3h3 h7g8 h3h8", + "MovesSAN": "Qxh7+ Kxh7 Rh3+ Kg8 Rh8#", + "Themes": "attraction kingsideAttack long master mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "2r3k1/1p3ppp/1Q1p4/1p1P1q2/1P6/P7/4RPPP/2R2K2 b - - 0 29", + "PGN": "1. e4 c5 2. c3 Nc6 3. d4 cxd4 4. cxd4 e6 5. Nc3 Bb4 6. a3 Ba5 7. b4 Bb6 8. Nf3 Nge7 9. Bc4 O-O 10. O-O Ng6 11. d5 exd5 12. exd5 Nce5 13. Nxe5 Nxe5 14. Bb3 d6 15. Bb2 Qg5 16. Na4 Bg4 17. Qc1 Qg6 18. Bc2 Bf5 19. Bxf5 Qxf5 20. Nxb6 axb6 21. Re1 Rac8 22. Qe3 Nc4 23. Qe2 Nxb2 24. Qxb2 Rc2 25. Qd4 b5 26. Kf1 Rfc8 27. Re2 R2c4 28. Qb6 Rc1+ 29. Rxc1 *", + "Moves": "c8c1 e2e1 f5d3 f1g1 c1e1", + "MovesSAN": "Rxc1+ Re1 Qd3+ Kg1 Rxe1#", + "Themes": "backRankMate deflection endgame long mate mateIn3" + }, + { + "FEN": "r1bq1rk1/1p1n1pp1/p2p4/6b1/3P4/2PB4/PPQN4/2KR3R w - - 0 20", + "PGN": "1. d4 d6 2. Bf4 e6 3. e3 Be7 4. Nf3 Nf6 5. Nbd2 O-O 6. Bd3 Nbd7 7. Bg3 h6 8. c3 Nh7 9. Qc2 Ng5 10. Nxg5 Bxg5 11. h4 Be7 12. O-O-O Bf6 13. Bh2 e5 14. f4 exd4 15. exd4 a6 16. g4 Bxh4 17. g5 hxg5 18. fxg5 Bxg5 19. Bxd6 cxd6 *", + "Moves": "d3h7 g8h8 h7g8 g5h4 c2h7", + "MovesSAN": "Bh7+ Kh8 Bg8+ Bh4 Qh7#", + "Themes": "clearance discoveredAttack kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "2Q5/4rppk/3pn2q/4p1Rn/1P2P1N1/3P1N2/5P2/7K b - - 3 35", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 h6 6. b4 Bb6 7. O-O d6 8. a4 a6 9. h3 O-O 10. Be3 Ba7 11. Nbd2 Ne7 12. a5 Ng6 13. Bxa7 Rxa7 14. Nh2 Nf4 15. Qf3 N6h5 16. g4 Qg5 17. Kh1 Nf6 18. Rg1 b5 19. axb6 cxb6 20. Qe3 Re7 21. Bxa6 Bd7 22. Bc4 b5 23. Bb3 Rc8 24. Ndf3 Qg6 25. Rac1 Nxh3 26. Rg3 Nf4 27. g5 N6h5 28. Rgg1 hxg5 29. Rxg5 Qh6 30. c4 bxc4 31. Bxc4 Be6 32. Bxe6 Rxc1+ 33. Qxc1 Nxe6 34. Qc8+ Kh7 35. Ng4 *", + "Moves": "h5g3 h1g2 e6f4 g2g3 h6h3", + "MovesSAN": "Ng3+ Kg2 Nf4+ Kxg3 Qh3#", + "Themes": "doubleCheck exposedKing long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "2k2rn1/pppb4/3pp3/6R1/2BnPqQ1/2NP4/PPP3PP/R5K1 b - - 1 20", + "PGN": "1. e4 g6 2. Nf3 Bg7 3. Bc4 d6 4. Ng5 e6 5. d3 Bh6 6. Nxf7 Qe7 7. Nxh8 Bxc1 8. Qxc1 Qg7 9. Nxg6 Qxg6 10. O-O Nc6 11. f4 Bd7 12. Nc3 O-O-O 13. Rf3 Rf8 14. Rg3 Qh5 15. Qd1 Qh4 16. Rg4 Qf6 17. Qf3 h5 18. Rg5 Nd4 19. Qxh5 Qxf4 20. Qg4 *", + "Moves": "f4f2 g1h1 f2f1 a1f1 f8f1", + "MovesSAN": "Qf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "5r1k/1bpp2pB/1p2p1QB/p3r3/1nP4q/8/PP3PPP/4RRK1 b - - 0 20", + "PGN": "1. d4 f5 2. c4 Nf6 3. Nc3 e6 4. Nf3 Be7 5. e3 O-O 6. Bd3 b6 7. e4 fxe4 8. Nxe4 Bb7 9. Qc2 h6 10. O-O a5 11. Nxf6+ Bxf6 12. Ne5 Bxe5 13. dxe5 Qh4 14. Be2 Rf5 15. Bd3 Rxe5 16. Be3 Nc6 17. Rae1 Nb4 18. Bh7+ Kh8 19. Qg6 Rf8 20. Bxh6 *", + "Moves": "h4f2 f1f2 e5e1 f2f1 e1f1", + "MovesSAN": "Qxf2+ Rxf2 Rxe1+ Rf1 Rexf1#", + "Themes": "deflection kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r4rk1/1p2B1bp/pqn1R1p1/3p4/8/2P5/PP3PPP/RN1Q1BK1 b - - 0 17", + "PGN": "1. e4 c5 2. Nf3 g6 3. Bc4 Bg7 4. c3 e6 5. O-O d5 6. exd5 exd5 7. Bb5+ Bd7 8. Re1+ Ne7 9. Bf1 O-O 10. d4 cxd4 11. Nxd4 Nbc6 12. Nb5 Be6 13. Bg5 a6 14. Nd4 Qc7 15. Nxe6 fxe6 16. Rxe6 Qb6 17. Bxe7 *", + "Moves": "b6f2 g1h1 f2f1 d1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qxf1+ Qxf1 Rxf1#", + "Themes": "backRankMate deflection long mate mateIn3 middlegame" + }, + { + "FEN": "3r2k1/pp4p1/2b1p2p/4P1q1/8/P1P5/2B2QPP/5RK1 w - - 4 25", + "PGN": "1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 dxe4 6. f3 exf3 7. Nxf3 c5 8. Bd3 Nc6 9. Be3 cxd4 10. cxd4 Nf6 11. O-O O-O 12. c3 Nd5 13. Bd2 Re8 14. Ng5 h6 15. Nxf7 Qh4 16. Qf3 Bd7 17. Ne5 Nxe5 18. dxe5 Rf8 19. Qe2 Bc6 20. Bc2 Nf4 21. Bxf4 Rxf4 22. Rxf4 Qxf4 23. Rf1 Qg5 24. Qf2 Rd8 *", + "Moves": "f2f7 g8h8 f7f8 d8f8 f1f8", + "MovesSAN": "Qf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "5rk1/5ppp/p1pb4/1p6/3Pr3/2P1NbPq/PP1Q1P1P/R2BR1K1 b - - 7 22", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. c3 d5 9. exd5 Nxd5 10. Nxe5 Nxe5 11. Rxe5 c6 12. d4 Bd6 13. Re1 Qh4 14. g3 Qh3 15. Be3 Bg4 16. Qd3 Rae8 17. Nd2 Nf4 18. Bxf4 Bxf4 19. Nf1 Bd6 20. Qd2 Bf3 21. Ne3 Re4 22. Bd1 *", + "Moves": "h3h2 g1h2 e4h4 h2g1 h4h1", + "MovesSAN": "Qxh2+ Kxh2 Rh4+ Kg1 Rh1#", + "Themes": "attraction kingsideAttack long mate mateIn3 middlegame pin sacrifice" + }, + { + "FEN": "r7/1k5p/5R2/1rp1B3/2b5/8/p4PPP/3R2K1 w - - 0 36", + "PGN": "1. d4 Nf6 2. Bf4 d6 3. e3 Bg4 4. Nf3 Nc6 5. Be2 Nd7 6. Nbd2 e5 7. dxe5 Ncxe5 8. Nxe5 Bxe2 9. Nxf7 Bxd1 10. Nxd8 Bg4 11. Nxb7 a5 12. Nc4 a4 13. e4 Be6 14. Nba5 Ra6 15. O-O Be7 16. b4 Bf6 17. b5 Ra8 18. e5 dxe5 19. Rae1 Kf7 20. Bg3 Rhb8 21. Rb1 Nb6 22. Nxb6 Rxb6 23. Nc6 Bxa2 24. Rb4 a3 25. Nxe5+ Bxe5 26. Bxe5 c5 27. Rf4+ Ke6 28. Re1 Rxb5 29. Bxg7+ Kd6 30. Bf8+ Kd5 31. c4+ Bxc4 32. Rd1+ Kc6 33. Rf6+ Kc7 34. Bd6+ Kb7 35. Be5 a2 *", + "Moves": "d1d7 b7c8 d7c7 c8d8 f6f8", + "MovesSAN": "Rd7+ Kc8 Rc7+ Kd8 Rf8#", + "Themes": "endgame exposedKing long mate mateIn3" + }, + { + "FEN": "1R6/R6p/6pk/p1P2p2/P2P1P1q/2b2Q2/2B3PP/6K1 b - - 0 32", + "PGN": "1. d4 e6 2. Bf4 d5 3. e3 Nc6 4. Nf3 Bd7 5. Bb5 a6 6. Ba4 Nf6 7. O-O Be7 8. c3 O-O 9. Nbd2 b5 10. Bb3 a5 11. a4 b4 12. Ne5 bxc3 13. bxc3 Nxe5 14. Bxe5 c6 15. Bxf6 Bxf6 16. f4 g6 17. Nf3 Bg7 18. Ne5 Qh4 19. Nxd7 f6 20. Qf3 Rf7 21. Nc5 Rb8 22. Rab1 f5 23. Bc2 Rc8 24. Nxe6 Bf6 25. Rb6 Ra7 26. Rfb1 c5 27. Nxc5 Rxc5 28. Rb8+ Kg7 29. dxc5 Bxc3 30. R1b7+ Kh6 31. Rxa7 d4 32. exd4 *", + "Moves": "h4e1 f3f1 c3d4 g1h1 e1f1", + "MovesSAN": "Qe1+ Qf1 Bxd4+ Kh1 Qxf1#", + "Themes": "deflection endgame intermezzo long mate mateIn3" + }, + { + "FEN": "r5k1/1p3pp1/2p1b3/p3Q3/7P/Pq5P/3R4/K2R4 w - - 0 36", + "PGN": "1. e4 Nc6 2. Nf3 d6 3. c3 Nf6 4. d3 e5 5. Bg5 h5 6. Be2 Be7 7. h3 d5 8. Nbd2 d4 9. c4 Kf8 10. Qc2 Nh7 11. Bxe7+ Qxe7 12. Rc1 Ng5 13. Nxg5 Qxg5 14. g3 h4 15. Nf3 Qg6 16. Nxh4 Rxh4 17. gxh4 a5 18. Kd2 Nb4 19. Qa4 Qh6+ 20. Kd1 Qf4 21. f3 Qe3 22. a3 Nxd3 23. Bxd3 Qxd3+ 24. Ke1 Qe3+ 25. Kd1 Qxf3+ 26. Kc2 d3+ 27. Kb1 Qxe4 28. Ka1 d2 29. Rcd1 Qd3 30. Qb5 c6 31. Qc5+ Kg8 32. Qxe5 Bf5 33. Rh2 Be6 34. Rhxd2 Qxc4 35. b3 Qxb3 *", + "Moves": "d2d8 a8d8 d1d8 g8h7 e5h5", + "MovesSAN": "Rd8+ Rxd8 Rxd8+ Kh7 Qh5#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "1Q6/pp1R1pkp/4pqp1/8/2P1B3/8/P4PPP/6K1 b - - 0 29", + "PGN": "1. e4 c5 2. c4 Nc6 3. Nc3 e6 4. Nf3 d6 5. d4 cxd4 6. Nxd4 Nxd4 7. Qxd4 Bd7 8. Bd3 Nf6 9. e5 dxe5 10. Qxe5 Be7 11. Qg3 O-O 12. Bh6 Ne8 13. Bf4 Bc6 14. Qh3 Nf6 15. Be5 g6 16. O-O Bd6 17. Bxd6 Qxd6 18. Qh4 Nd7 19. Rad1 Qe5 20. Rfe1 Qf6 21. Qg3 Rfd8 22. Ne4 Qxb2 23. Re2 Qg7 24. Re3 Bxe4 25. Bxe4 Rab8 26. Red3 Qf6 27. Rxd7 Rxd7 28. Qxb8+ Kg7 29. Rxd7 *", + "Moves": "f6a1 e4b1 a1b1 d7d1 b1d1", + "MovesSAN": "Qa1+ Bb1 Qxb1+ Rd1 Qxd1#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "5rk1/4b3/p3pn2/7Q/4R3/7P/5PP1/q4NK1 w - - 0 33", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. Bb5 d6 4. O-O Nf6 5. d3 Bg4 6. Nbd2 e6 7. h3 Bh5 8. c3 Be7 9. Re1 O-O 10. Nf1 Bxf3 11. Qxf3 Ne5 12. Qd1 a6 13. Ba4 b5 14. Bc2 Rb8 15. a4 b4 16. d4 Ng6 17. Qf3 bxc3 18. bxc3 Qc7 19. Bd3 Rb3 20. Ra3 Rxa3 21. Bxa3 cxd4 22. cxd4 Qc3 23. Re3 Qxa3 24. e5 dxe5 25. Bxg6 Qxa4 26. dxe5 Nd5 27. Re4 Qa1 28. Bh5 g6 29. Bg4 h5 30. Bxh5 gxh5 31. Qxh5 f5 32. exf6 Nxf6 *", + "Moves": "h5g6 g8h8 e4h4 f6h7 g6h7", + "MovesSAN": "Qg6+ Kh8 Rh4+ Nh7 Qxh7#", + "Themes": "exposedKing long mate mateIn3 middlegame" + }, + { + "FEN": "2k2r2/Q5p1/1ppR4/7p/1P3q2/P1N5/5PPP/3R2K1 b - - 0 30", + "PGN": "1. e4 e5 2. d4 exd4 3. c3 dxc3 4. Nxc3 d6 5. Bc4 Nc6 6. Nf3 Be7 7. Qb3 Be6 8. Bxe6 fxe6 9. Qxe6 Qd7 10. Qb3 Na5 11. Qd5 Nc6 12. Ng5 Bxg5 13. Bxg5 Nge7 14. Bxe7 Qxe7 15. O-O O-O-O 16. a3 h5 17. b4 Qe5 18. Qb3 Nd4 19. Qc4 Nc2 20. Ra2 Nd4 21. Rd1 d5 22. Qxd4 Qd6 23. Qxa7 c6 24. Rad2 Qf4 25. exd5 Rhf8 26. Qa8+ Kc7 27. d6+ Rxd6 28. Qa5+ b6 29. Qa7+ Kc8 30. Rxd6 *", + "Moves": "f4f2 g1h1 f2f1 d1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "3r2k1/pq3p1p/4pQp1/8/7P/1PR3P1/P2r1P2/2R3K1 b - - 0 24", + "PGN": "1. c4 c5 2. Nc3 Nc6 3. g3 Nf6 4. Bg2 g6 5. Nf3 Bg7 6. O-O O-O 7. e3 e6 8. d4 cxd4 9. Nxd4 Nxd4 10. exd4 d5 11. c5 b6 12. Be3 bxc5 13. dxc5 Qc7 14. Qd2 Bb7 15. Bh6 Bxh6 16. Qxh6 Qxc5 17. Rfc1 Qb6 18. Qh4 Rad8 19. Qxf6 d4 20. Bxb7 dxc3 21. Rxc3 Qxb7 22. b3 Rd2 23. Rac1 Rfd8 24. h4 *", + "Moves": "d2d1 c1d1 d8d1 g1h2 d1h1", + "MovesSAN": "Rd1+ Rxd1 Rxd1+ Kh2 Rh1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "r1b2k2/4pP2/pp1p4/2pP3R/P3qNn1/8/1P4P1/5RK1 w - - 0 30", + "PGN": "1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 O-O 5. Bf4 d6 6. Qd2 Nbd7 7. Bh6 Bh8 8. Bxf8 Qxf8 9. Nf3 c5 10. d5 a6 11. a4 b6 12. Be2 Bb7 13. h4 h5 14. Qh6 Qxh6 15. O-O Ne5 16. Ng5 Nfg4 17. Bxg4 Nxg4 18. f3 Ne5 19. f4 Nxc4 20. f5 Ne3 21. Rf3 Ng4 22. fxg6 Bf6 23. gxf7+ Kf8 24. Raf1 Bxg5 25. hxg5 Qxg5 26. Rf5 Qg6 27. Ne2 Bc8 28. Nf4 Qh7 29. Rxh5 Qxe4 *", + "Moves": "f4g6 e4g6 h5h8 g6g8 f7g8q", + "MovesSAN": "Ng6+ Qxg6 Rh8+ Qg8 fxg8=Q#", + "Themes": "advancedPawn doubleCheck long mate mateIn3 middlegame promotion sacrifice" + }, + { + "FEN": "6k1/6pp/1p1N4/p2PB3/7n/4b1KP/PPr3P1/5R2 b - - 3 33", + "PGN": "1. d4 Nf6 2. c4 d5 3. cxd5 Nxd5 4. e4 Nf6 5. Nc3 c5 6. d5 e5 7. Nf3 Nbd7 8. Qa4 Bd6 9. Nb5 Qb6 10. Bd2 a5 11. Bc3 O-O 12. Bd3 c4 13. Qxc4 Ng4 14. O-O Bc5 15. Be1 Qf6 16. h3 Nh6 17. Bd2 b6 18. Qc3 Ba6 19. Nc7 Bxd3 20. Qxd3 Rac8 21. Nb5 Qg6 22. Bc3 f5 23. Nxe5 Nxe5 24. Bxe5 fxe4 25. Qg3 Qxg3 26. Bxg3 Nf5 27. Be5 e3 28. fxe3 Bxe3+ 29. Kh2 Rc2 30. Nd6 Nh4 31. Rxf8+ Kxf8 32. Rf1+ Kg8 33. Kg3 *", + "Moves": "c2g2 g3h4 e3g5 h4h5 g7g6", + "MovesSAN": "Rxg2+ Kxh4 Bg5+ Kh5 g6#", + "Themes": "endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "6k1/5rpp/8/2p4Q/8/7P/Prq2PP1/4R1K1 w - - 0 25", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Be7 4. d4 exd4 5. Nxd4 d6 6. Nc3 Nf6 7. O-O O-O 8. Nxc6 bxc6 9. Bg5 d5 10. exd5 cxd5 11. Bxf6 Bxf6 12. Nxd5 Bxb2 13. Rb1 Be5 14. Re1 Bd6 15. Qh5 Be6 16. Rb7 c6 17. Ne3 Bxc4 18. Nxc4 Rb8 19. Nxd6 Qxd6 20. Rxa7 Qd2 21. Rf1 Qxc2 22. h3 c5 23. Re1 Rb2 24. Rxf7 Rxf7 *", + "Moves": "e1e8 f7f8 h5d5 g8h8 e8f8", + "MovesSAN": "Re8+ Rf8 Qd5+ Kh8 Rxf8#", + "Themes": "backRankMate deflection endgame long mate mateIn3" + }, + { + "FEN": "7R/4rkp1/1p5p/p1b2PP1/2P2K2/8/P7/8 w - - 0 38", + "PGN": "1. c4 Nf6 2. Nc3 e6 3. e4 d5 4. cxd5 exd5 5. e5 d4 6. exf6 dxc3 7. bxc3 Qxf6 8. Nf3 Bd6 9. d4 Bg4 10. Be2 Nd7 11. Bg5 Qf5 12. Qd2 O-O 13. O-O Rfe8 14. h3 Rxe2 15. hxg4 Rxd2 16. gxf5 Re2 17. Rfe1 Rae8 18. Be3 Rxe1+ 19. Rxe1 Nf6 20. c4 Ng4 21. Kf1 c5 22. dxc5 Nxe3+ 23. fxe3 Bxc5 24. e4 f6 25. g4 Kf7 26. g5 b6 27. e5 fxe5 28. Nxe5+ Kg8 29. Kg2 Bb4 30. Re2 Bd6 31. Rd2 Bxe5 32. Rd7 a5 33. Rb7 Bd4 34. Kf3 Bc5 35. Kf4 Re7 36. Rb8+ Kf7 37. Rh8 h6 *", + "Moves": "g5g6 f7f6 h8f8 e7f7 f8f7", + "MovesSAN": "g6+ Kf6 Rf8+ Rf7 Rxf7#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "r4r1k/pp3Bpp/1nbq1b2/4N3/3PP3/1Q6/PP4PP/R1B3K1 w - - 1 20", + "PGN": "1. d4 d6 2. c4 c6 3. Nc3 Nd7 4. e3 Ngf6 5. Nf3 e5 6. Be2 e4 7. Nd2 d5 8. cxd5 cxd5 9. Qb3 Nb6 10. Bb5+ Bd7 11. Nxd5 Nbxd5 12. Bc4 Bc6 13. O-O Be7 14. f3 exf3 15. Nxf3 O-O 16. Ne5 Qd6 17. Rxf6 Bxf6 18. e4 Nb6 19. Bxf7+ Kh8 *", + "Moves": "e5g6 h7g6 b3h3 f6h4 h3h4", + "MovesSAN": "Ng6+ hxg6 Qh3+ Bh4 Qxh4#", + "Themes": "kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "4r1k1/ppp2ppp/2n5/3Q4/3P4/2P4P/P1Pqr1P1/1R3RK1 w - - 5 20", + "PGN": "1. e4 e5 2. Nc3 Nc6 3. Bc4 Nf6 4. d3 Bb4 5. f4 d6 6. Nf3 Bxc3+ 7. bxc3 O-O 8. O-O exf4 9. Bxf4 Bg4 10. d4 d5 11. e5 dxc4 12. exf6 Qxf6 13. h3 Bh5 14. Qe2 Rae8 15. Qxc4 Qxf4 16. Rab1 Bxf3 17. Rxf3 Qd2 18. Rff1 Re2 19. Qd5 Rfe8 *", + "Moves": "d5f7 g8h8 f7f8 e8f8 f1f8", + "MovesSAN": "Qxf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "1r4k1/p5pp/b1R5/7Q/3bp3/5P1P/q5P1/2R4K w - - 0 26", + "PGN": "1. e4 e5 2. Nc3 Nc6 3. Nf3 Nf6 4. Bc4 Bc5 5. Ng5 O-O 6. Nxf7 Rxf7 7. Bxf7+ Kxf7 8. O-O d5 9. exd5 Nxd5 10. Nxd5 Qxd5 11. d3 b5 12. Qh5+ Kg8 13. b4 Bf8 14. c4 bxc4 15. dxc4 Qxc4 16. Ba3 Bb7 17. b5 Bxa3 18. bxc6 Qxc6 19. f3 Bc5+ 20. Kh1 Bd4 21. Rac1 Qe6 22. Rxc7 Ba6 23. Rfc1 Rb8 24. h3 e4 25. R7c6 Qxa2 *", + "Moves": "c6c8 b8c8 c1c8 a6c8 h5e8", + "MovesSAN": "Rc8+ Rxc8 Rxc8+ Bxc8 Qe8#", + "Themes": "long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "5rk1/p4qpp/2Q5/4N3/P7/4P3/3r1PPP/5RK1 b - - 0 22", + "PGN": "1. d4 d5 2. c4 Nf6 3. Nf3 e6 4. Nc3 c5 5. cxd5 exd5 6. Bg5 cxd4 7. Nxd4 Be6 8. Nxe6 fxe6 9. e3 Be7 10. Bb5+ Nc6 11. Qa4 O-O 12. Bxc6 bxc6 13. Qxc6 Rb8 14. Rb1 Ne4 15. Bxe7 Qxe7 16. O-O Nd2 17. Nxd5 Qf7 18. Nf4 Nxf1 19. Rxf1 Rxb2 20. a4 e5 21. Nd3 Rd2 22. Nxe5 *", + "Moves": "f7f2 f1f2 d2d1 f2f1 d1f1", + "MovesSAN": "Qxf2+ Rxf2 Rd1+ Rf1 Rdxf1#", + "Themes": "endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "r5k1/4Qrpp/p3p3/3p4/3q4/6P1/1P4PP/5R1K w - - 0 27", + "PGN": "1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Nf3 Bg4 5. Be2 Nc6 6. c3 Nf6 7. Bg5 e6 8. Nbd2 Be7 9. O-O O-O 10. Re1 Re8 11. Nf1 Ne4 12. Bxe7 Qxe7 13. Ng3 Nxg3 14. fxg3 a6 15. Ne5 Bxe2 16. Qxe2 Nxe5 17. Qxe5 b5 18. Rf1 Rec8 19. Rf2 b4 20. cxb4 Qxb4 21. Raf1 Rf8 22. Qf4 Qc4 23. Kh1 Qxa2 24. Qc7 Qa4 25. Rxf7 Qxd4 26. Qe7 Rxf7 *", + "Moves": "e7f7 g8h8 f7f8 a8f8 f1f8", + "MovesSAN": "Qxf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "6Q1/8/4pp1p/3p1kp1/Pq1Bn3/4P1P1/5P1P/6K1 b - - 3 33", + "PGN": "1. d4 d5 2. c4 Nf6 3. Nc3 Bf5 4. Nf3 e6 5. Bg5 h6 6. Bh4 Be7 7. e3 O-O 8. Bd3 Bxd3 9. Qxd3 Nbd7 10. O-O Rc8 11. c5 b6 12. b4 Nb8 13. b5 bxc5 14. dxc5 Bxc5 15. a4 Be7 16. Ne5 c6 17. bxc6 Nxc6 18. Nxc6 Rxc6 19. Nb5 a6 20. Nd4 Rc4 21. Rfc1 Rxc1+ 22. Rxc1 Qd7 23. Nc6 Re8 24. Nxe7+ Qxe7 25. Qxa6 g5 26. Bg3 Ne4 27. Rc8 Rxc8 28. Qxc8+ Kg7 29. Be5+ Kg6 30. g3 Qb4 31. Qh8 f6 32. Qg8+ Kf5 33. Bd4 *", + "Moves": "b4e1 g1g2 e1f2 g2h3 f2f1", + "MovesSAN": "Qe1+ Kg2 Qxf2+ Kh3 Qf1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "6r1/p3k2p/8/8/6rq/3P3P/PPP1NQ2/R4R1K b - - 0 31", + "PGN": "1. e4 d5 2. exd5 Nf6 3. Nc3 c5 4. dxc6 Nxc6 5. Nf3 e5 6. d3 Bg4 7. Bg5 Bc5 8. Be2 Qd7 9. h3 Bxf3 10. Bxf3 O-O-O 11. Bxf6 gxf6 12. Be4 f5 13. Bf3 Qd4 14. Bxc6 bxc6 15. O-O Rhg8 16. Qf3 Rg6 17. Qxf5+ Kb8 18. Qxf7 Rdg8 19. Ne2 Rxg2+ 20. Kh1 Qh4 21. Qe6 Bxf2 22. Qxe5+ Ka8 23. Qe6 R2g4 24. Qxc6+ Kb8 25. Qd6+ Kb7 26. Qd5+ Kc7 27. Qe5+ Kd8 28. Qd6+ Ke8 29. Qe6+ Kf8 30. Qf5+ Ke7 31. Qxf2 *", + "Moves": "h4h3 f2h2 h3h2 h1h2 g4h4", + "MovesSAN": "Qxh3+ Qh2 Qxh2+ Kxh2 Rh4#", + "Themes": "attraction exposedKing long mate mateIn3 middlegame" + }, + { + "FEN": "r2qk3/2p2Np1/p2pP3/2bP1p2/1p4p1/1P6/1P3PP1/R1BQR2K b q - 0 22", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 h6 4. Nc3 a6 5. Nd5 Nf6 6. d3 b5 7. Bb3 Bb7 8. c3 Na5 9. O-O Nxb3 10. axb3 Bxd5 11. exd5 Ng4 12. c4 b4 13. h3 h5 14. Re1 Bc5 15. d4 Bb6 16. c5 Ba7 17. dxe5 Bxc5 18. hxg4 hxg4 19. Ng5 f5 20. e6 d6 21. Nf7 Rh1+ 22. Kxh1 *", + "Moves": "d8h4 h1g1 h4f2 g1h2 f2h4", + "MovesSAN": "Qh4+ Kg1 Qxf2+ Kh2 Qh4#", + "Themes": "kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "6k1/6pp/5r2/4R3/4P3/P7/4nbPP/5R1K b - - 0 34", + "PGN": "1. e4 e5 2. Nf3 d6 3. Bc4 Be6 4. Bxe6 fxe6 5. d3 Nd7 6. O-O Ngf6 7. Bg5 Be7 8. Bxf6 Bxf6 9. c4 c5 10. Nc3 O-O 11. a3 Nb6 12. b4 a6 13. bxc5 dxc5 14. Rb1 Rb8 15. Qb3 Na8 16. Na4 b6 17. Qc3 b5 18. Nxc5 Qb6 19. Nd7 Qc7 20. Nxf8 Rxf8 21. c5 Nb6 22. Rbc1 Na4 23. Qb3 Nxc5 24. Qb4 Be7 25. d4 exd4 26. Nxd4 e5 27. Ne6 Nxe6 28. Rxc7 Bxb4 29. Rc6 Nd4 30. Rxa6 Ne2+ 31. Kh1 Bc5 32. Ra5 Bxf2 33. Rxb5 Rf6 34. Rxe5 *", + "Moves": "e2g3 h2g3 f6h6 e5h5 h6h5", + "MovesSAN": "Ng3+ hxg3 Rh6+ Rh5 Rxh5#", + "Themes": "endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "2kr4/p1p4p/1p6/1R2Q3/8/8/P3qPPP/1R4K1 b - - 0 21", + "PGN": "1. d4 Nf6 2. c4 d5 3. Nc3 Nc6 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 e5 7. Nf3 Qf6 8. Bb5 Bd7 9. O-O O-O-O 10. Rb1 exd4 11. cxd4 Nxd4 12. Nxd4 Bxb5 13. Rxb5 Rxd4 14. Qb3 b6 15. Bb2 Bd6 16. Bxd4 Qxd4 17. Rd1 Qxe4 18. Qxf7 Rd8 19. Qxg7 Qe2 20. Rdb1 Be5 21. Qxe5 *", + "Moves": "d8d1 b1d1 e2d1 e5e1 d1e1", + "MovesSAN": "Rd1+ Rxd1 Qxd1+ Qe1 Qxe1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "2R5/5bk1/3B2p1/b4p2/4p1p1/2P4P/1r3P2/6K1 w - - 0 40", + "PGN": "1. Nf3 Nf6 2. d4 d5 3. Bf4 g6 4. h3 Bg7 5. e3 O-O 6. Be2 Ne4 7. O-O c5 8. c3 Nc6 9. Nbd2 Qb6 10. Qb3 Qxb3 11. axb3 cxd4 12. exd4 Re8 13. Nxe4 dxe4 14. Nd2 f5 15. b4 e5 16. dxe5 Nxe5 17. Nc4 Nc6 18. Nb6 Be6 19. Nxa8 Rxa8 20. Rfd1 Ne7 21. Rd6 Kf7 22. Bg5 Nc6 23. Rad1 Be5 24. R6d2 a6 25. b5 axb5 26. Bxb5 Na5 27. Rd8 Ra7 28. Be3 b6 29. Bxb6 Rb7 30. Bxa5 Rxb5 31. Bb4 h5 32. Rf8+ Kg7 33. Rd7+ Bxd7 34. Rd8 Be6 35. Re8 Bf7 36. Rd8 Bc7 37. Rc8 Ba5 38. Bd6 Rxb2 39. g4 hxg4 *", + "Moves": "d6e5 g7h6 c8h8 h6g5 h3h4", + "MovesSAN": "Be5+ Kh6 Rh8+ Kg5 h4#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "r5k1/2p1Rp2/p2p1Qp1/1p1P1q1r/2n2Bp1/2P5/PP3PP1/4R1K1 w - - 4 25", + "PGN": "1. e4 e6 2. Bc4 d6 3. d4 Be7 4. d5 exd5 5. exd5 h6 6. Nf3 a6 7. O-O Bg4 8. Qd3 Nf6 9. h3 Nbd7 10. hxg4 Nb6 11. Nc3 Nxg4 12. Qf5 h5 13. Ne4 g6 14. Qf4 Nxc4 15. Nh2 Nce5 16. Nxg4 hxg4 17. c3 Qd7 18. Nf6+ Bxf6 19. Qxf6 Rh5 20. Bf4 Nc4 21. Rae1+ Kf8 22. Re4 b5 23. Rfe1 Kg8 24. Re7 Qf5 *", + "Moves": "e7e8 a8e8 e1e8 g8h7 f6h8", + "MovesSAN": "Re8+ Rxe8 Rxe8+ Kh7 Qh8#", + "Themes": "kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "r5k1/2p2pp1/7p/4NP2/3pPn1q/1P1P4/2P2Q1P/5R1K b - - 10 30", + "PGN": "1. f4 d5 2. Nf3 Nf6 3. e3 Bg4 4. b3 e6 5. Bb2 Bb4 6. Be2 h6 7. O-O Nbd7 8. Ne5 Bxe2 9. Qxe2 Nxe5 10. Bxe5 Ne4 11. d3 Nf6 12. Bb2 Qe7 13. Nd2 Ba3 14. Bxa3 Qxa3 15. e4 d4 16. Nc4 Qa6 17. a4 b5 18. axb5 Qxb5 19. Ra5 Qc6 20. Rfa1 O-O 21. g4 Nh7 22. f5 exf5 23. gxf5 Qf6 24. Rxa7 Rxa7 25. Rxa7 Qh4 26. Ra1 Ng5 27. Kh1 Nh3 28. Rf1 Ra8 29. Ne5 Nf4 30. Qf2 *", + "Moves": "h4f2 f1f2 a8a1 f2f1 a1f1", + "MovesSAN": "Qxf2 Rxf2 Ra1+ Rf1 Rxf1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "r1b2r1k/p1qnb1p1/1pn3P1/2p5/3p1PN1/2p1P1P1/PP2Q3/R1B1K3 w Q - 0 20", + "PGN": "1. f4 c5 2. e3 e6 3. c3 d5 4. d4 Nf6 5. Bd3 Be7 6. Qe2 O-O 7. g3 Qc7 8. Nd2 Nc6 9. Ndf3 b6 10. Ne5 Nd7 11. Ngf3 f6 12. Ng4 e5 13. Bc2 exd4 14. h4 dxc3 15. Bxh7+ Kxh7 16. Ng5+ fxg5 17. hxg5+ Kg8 18. g6 d4 19. Rh8+ Kxh8 *", + "Moves": "e2h2 e7h4 h2h4 h8g8 h4h7", + "MovesSAN": "Qh2+ Bh4 Qxh4+ Kg8 Qh7#", + "Themes": "kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "r1b2rk1/p3Rppp/2p4q/3p4/3p2n1/1N1B4/P1P2QP1/5RK1 w - - 3 28", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. d3 Bc5 4. Be3 Bxe3 5. fxe3 c6 6. Be2 Qb6 7. d4 Qxb2 8. Nbd2 Qc3 9. O-O Qxe3+ 10. Kh1 exd4 11. e5 Ng4 12. Qe1 O-O 13. h3 Nxe5 14. Nxe5 Qxe5 15. Qf2 d6 16. Rae1 Qd5 17. Bc4 Qh5 18. Be2 Qd5 19. Bc4 Qh5 20. Be2 Qh6 21. Bc4 d5 22. Bd3 Nd7 23. Re7 Nf6 24. Nb3 Bxh3 25. Kg1 Bg4 26. Rxb7 Bc8 27. Re7 Ng4 *", + "Moves": "f2f7 f8f7 e7e8 f7f8 f1f8", + "MovesSAN": "Qxf7+ Rxf7 Re8+ Rf8 Rfxf8#", + "Themes": "kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r4rk1/pp2p1bp/2n1R1p1/2qB4/8/8/PP3PPP/RNBQ2K1 b - - 0 16", + "PGN": "1. e4 c5 2. d4 cxd4 3. c3 Nf6 4. e5 Nd5 5. Nf3 Nc6 6. Bc4 Nb6 7. Bb3 d6 8. exd6 Qxd6 9. cxd4 Be6 10. d5 Nxd5 11. O-O g6 12. Ng5 Bg7 13. Nxe6 fxe6 14. Re1 O-O 15. Rxe6 Qc5 16. Bxd5 *", + "Moves": "c5f2 g1h1 f2f1 d1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Qxf1 Rxf1#", + "Themes": "backRankMate long mate mateIn3 middlegame" + }, + { + "FEN": "4Rrk1/5pp1/1q5p/5Q2/2Pp4/1p1P4/2r2P1P/4R1K1 w - - 2 26", + "PGN": "1. e4 d5 2. e5 d4 3. Bc4 Nc6 4. Nf3 Bg4 5. d3 Nxe5 6. O-O Nxf3+ 7. gxf3 Bh3 8. Re1 e6 9. f4 Be7 10. Qf3 Nf6 11. Qxh3 O-O 12. f5 exf5 13. Bg5 h6 14. Bxf6 Bxf6 15. Qxf5 c6 16. Na3 b5 17. Bb3 a5 18. c4 b4 19. Nc2 a4 20. Nxb4 axb3 21. Nxc6 Qb6 22. Ne7+ Bxe7 23. Rxe7 Rxa2 24. Rae1 Rxb2 25. Re8 Rc2 *", + "Moves": "e8f8 g8f8 f5c8 b6d8 c8d8", + "MovesSAN": "Rxf8+ Kxf8 Qc8+ Qd8 Qxd8#", + "Themes": "attraction endgame long mate mateIn3" + }, + { + "FEN": "8/2R3pp/3Q1P1k/8/8/3Bq2P/P4bP1/7K b - - 0 32", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 d6 5. Nc3 Be7 6. Nxc6 bxc6 7. Bd3 Be6 8. Be3 Nf6 9. O-O O-O 10. Ne2 Ng4 11. h3 Nxe3 12. fxe3 Bf6 13. c3 Be5 14. Nf4 Qg5 15. Qf3 Rab8 16. Kh1 Rxb2 17. Nxe6 f6 18. Nxf8 Kxf8 19. Rf2 Bxc3 20. Rxb2 Bxb2 21. Rb1 Be5 22. Rb7 Qh4 23. Rxa7 Qe1+ 24. Qf1 Qg3 25. Qg1 Bc3 26. Rxc7 Be1 27. Rxc6 Bf2 28. Qh2 Qxe3 29. Qxd6+ Kf7 30. Rc7+ Kg6 31. e5+ Kh6 32. exf6 *", + "Moves": "e3e1 d3f1 e1f1 h1h2 f1g1", + "MovesSAN": "Qe1+ Bf1 Qxf1+ Kh2 Qg1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "5r2/1b3p1k/6pP/3pr3/7q/pPP5/P1Q5/1K3RR1 w - - 0 32", + "PGN": "1. e4 c5 2. f4 g6 3. Nf3 Bg7 4. c3 e6 5. d3 Ne7 6. Be3 d6 7. Nbd2 Nbc6 8. Be2 O-O 9. Qc2 b5 10. g4 Bb7 11. h4 a5 12. h5 a4 13. f5 exf5 14. gxf5 gxf5 15. O-O-O a3 16. b3 c4 17. dxc4 bxc4 18. Bxc4 fxe4 19. Nxe4 d5 20. h6 Be5 21. Rhg1+ Kh8 22. Nxe5 Nxe5 23. Nf6 N7g6 24. Bd4 Qxf6 25. Rdf1 Qh4 26. Bd3 Rae8 27. Bxg6 hxg6 28. Rh1 Qg5+ 29. Kb1 Kh7 30. Rhg1 Qh4 31. Bxe5 Rxe5 *", + "Moves": "f1f7 f8f7 c2g6 h7h8 g6g8", + "MovesSAN": "Rxf7+ Rxf7 Qxg6+ Kh8 Qg8#", + "Themes": "fork long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "4r1k1/3P2p1/2q2p2/Qp2r2p/p1p4P/P5P1/1P1R1P2/3R2K1 b - - 0 39", + "PGN": "1. c4 Nf6 2. Nc3 e5 3. g3 d5 4. cxd5 Nxd5 5. Bg2 Nb6 6. Nf3 Nc6 7. d3 Be7 8. O-O Be6 9. a3 a5 10. Bd2 a4 11. Rc1 Bb3 12. Qe1 O-O 13. Ne4 f6 14. Nc5 Bxc5 15. Rxc5 Ne7 16. Rc1 c6 17. Bb4 Re8 18. Nd2 Bd5 19. Bxe7 Rxe7 20. Bxd5+ Qxd5 21. Nc4 Nxc4 22. Rxc4 b5 23. Rc2 c5 24. Qc1 Rc7 25. Qe3 Rac8 26. Rfc1 Qd4 27. Qd2 Ra8 28. e3 Qd6 29. d4 exd4 30. exd4 c4 31. Rd1 Re8 32. Qa5 Rb7 33. d5 Re5 34. Rcd2 Rb8 35. Kg2 h5 36. h4 Qc5 37. d6 Qc6+ 38. Kg1 Rbe8 39. d7 *", + "Moves": "e5e1 d1e1 e8e1 g1h2 e1h1", + "MovesSAN": "Re1+ Rxe1 Rxe1+ Kh2 Rh1#", + "Themes": "endgame kingsideAttack long master mate mateIn3" + }, + { + "FEN": "8/7k/2Q2pq1/3P2p1/6K1/8/6P1/8 b - - 2 51", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. Re1 Nd6 6. Bxc6 dxc6 7. Nxe5 Be7 8. d4 O-O 9. Nc3 Be6 10. Bf4 Re8 11. Qd2 Bf8 12. Rad1 f6 13. Nf3 Bf7 14. b3 Qd7 15. Na4 b6 16. c4 Rxe1+ 17. Rxe1 Re8 18. Rxe8 Qxe8 19. Nc3 Qd7 20. Nd1 Nf5 21. Ne3 Bd6 22. Bg3 Nxg3 23. hxg3 Qe6 24. Ne1 a5 25. Nf3 Qe4 26. Qc2 Qe6 27. c5 Bxg3 28. cxb6 cxb6 29. Nc4 Bc7 30. Ncd2 b5 31. Ne4 Bb6 32. Nc5 Bxc5 33. Qxc5 Qd5 34. Qa7 h6 35. Qxa5 Kh7 36. Qc3 Bg6 37. a4 bxa4 38. bxa4 Be4 39. a5 Bxf3 40. Qxf3 Qxa5 41. Qxc6 Qe1+ 42. Kh2 Qxf2 43. d5 Qf4+ 44. Kg1 Qe3+ 45. Kf1 Qd3+ 46. Kf2 Qd2+ 47. Kf3 Qd3+ 48. Kf4 g5+ 49. Kg4 h5+ 50. Kxh5 Qg6+ 51. Kg4 *", + "Moves": "g6e4 g4g3 e4f4 g3h3 f4h4", + "MovesSAN": "Qe4+ Kg3 Qf4+ Kh3 Qh4#", + "Themes": "endgame long mate mateIn3 queenEndgame" + }, + { + "FEN": "5rk1/6p1/8/2p1B1Q1/p7/3p4/1Pq3PP/5RK1 b - - 1 37", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 Nd4 4. Nxd4 exd4 5. d3 c5 6. a4 Nf6 7. O-O Be7 8. a5 O-O 9. a6 d5 10. e5 Nd7 11. Bxd7 Qxd7 12. axb7 Bxb7 13. Qh5 a5 14. f4 f5 15. Nd2 a4 16. Nf3 Qe6 17. Ng5 Bxg5 18. fxg5 Qxe5 19. g6 hxg6 20. Qxg6 Rf6 21. Qg5 Bc6 22. Bf4 Qe2 23. Rae1 Qxc2 24. Re7 Rf7 25. Rxf7 Kxf7 26. Qxf5+ Kg8 27. Qe6+ Kh7 28. Qxc6 Rf8 29. Qxd5 Qxd3 30. Qh5+ Kg8 31. Qd5+ Kh7 32. Qf3 Qc2 33. Qh5+ Kg8 34. Qd5+ Kh7 35. Qh5+ Kg8 36. Qg5 d3 37. Be5 *", + "Moves": "f8f1 g1f1 c2e2 f1g1 e2e1", + "MovesSAN": "Rxf1+ Kxf1 Qe2+ Kg1 Qe1#", + "Themes": "attraction endgame long mate mateIn3" + }, + { + "FEN": "4r2k/p3q1pp/8/3Q4/8/8/PP3PPP/R4K2 b - - 1 30", + "PGN": "1. d4 d5 2. e3 c5 3. c4 cxd4 4. exd4 Nf6 5. Nc3 e6 6. Qb3 Be7 7. Nf3 Nc6 8. cxd5 exd5 9. Bb5 O-O 10. Bxc6 bxc6 11. Ne5 Qc7 12. Bf4 Bd6 13. Qc2 Re8 14. O-O Bxe5 15. Bxe5 Qb7 16. Rfe1 Ng4 17. Bf4 Be6 18. Na4 Qb4 19. Be5 Nxe5 20. dxe5 Bd7 21. Nc5 Re7 22. Nxd7 Rxd7 23. e6 Re7 24. Qxc6 Rae8 25. exf7+ Kxf7 26. Qxd5+ Kf8 27. Qf5+ Kg8 28. Qd5+ Kh8 29. Rxe7 Qxe7 30. Kf1 *", + "Moves": "e7e2 f1g1 e2e1 a1e1 e8e1", + "MovesSAN": "Qe2+ Kg1 Qe1+ Rxe1 Rxe1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "r4k1r/ppQ1nppp/8/1B1p4/8/7P/PqP2PP1/4R1K1 w - - 0 19", + "PGN": "1. e4 c6 2. Nf3 d5 3. exd5 cxd5 4. d4 Bg4 5. h3 Bxf3 6. Qxf3 Nc6 7. Bb5 e6 8. O-O Qb6 9. Nc3 Qxd4 10. Re1 Be7 11. Be3 Qf6 12. Qg3 Nh6 13. Nxd5 exd5 14. Bg5 Qxb2 15. Rxe7+ Kf8 16. Rae1 Nf5 17. Qc7 Nfxe7 18. Bxe7+ Nxe7 *", + "Moves": "c7e7 f8g8 e7e8 a8e8 e1e8", + "MovesSAN": "Qxe7+ Kg8 Qe8+ Rxe8 Rxe8#", + "Themes": "backRankMate long mate mateIn3 middlegame" + }, + { + "FEN": "r4r1k/p3Nppp/8/2q5/5P2/7R/P3K1PP/3nQ3 w - - 0 24", + "PGN": "1. e4 c5 2. Nc3 e6 3. f4 d5 4. exd5 exd5 5. d4 Nf6 6. Nf3 Bg4 7. Bb5+ Nc6 8. O-O Be7 9. Qe1 Bxf3 10. Rxf3 cxd4 11. Ne2 O-O 12. Bxc6 bxc6 13. Nxd4 Bc5 14. Be3 Ng4 15. Nxc6 Bxe3+ 16. Rxe3 Qb6 17. Ne7+ Kh8 18. Nxd5 Qd4 19. Rd1 Qxb2 20. Rh3 Qxc2 21. Ne7 Qc5+ 22. Kf1 Ne3+ 23. Ke2 Nxd1 *", + "Moves": "h3h7 h8h7 e1h4 c5h5 h4h5", + "MovesSAN": "Rxh7+ Kxh7 Qh4+ Qh5+ Qxh5#", + "Themes": "anastasiaMate attraction long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r3r2k/ppp2pR1/2n5/5p1p/5P1P/8/P4P2/6RK w - - 2 29", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Bc4 Nxe4 4. Nxe5 d5 5. Bd3 Qg5 6. Bxe4 Qxe5 7. O-O dxe4 8. Re1 Bf5 9. d3 Bd6 10. g3 O-O 11. Bf4 Qxb2 12. Nd2 Bxf4 13. gxf4 exd3 14. cxd3 Qf6 15. Ne4 Qg6+ 16. Kh1 Bh3 17. Qf3 Bf5 18. Rg1 Bxe4 19. dxe4 Qc6 20. Qe3 Re8 21. Qg3 g6 22. Rg2 Qxe4 23. Rg1 Nc6 24. h4 h5 25. Qg5 Kh7 26. Qf6 Qf5 27. Qxf5 gxf5 28. Rg7+ Kh8 *", + "Moves": "g7g5 e8e6 g5h5 e6h6 h5h6", + "MovesSAN": "R7g5 Re6 Rxh5+ Rh6 Rxh6#", + "Themes": "endgame exposedKing long mate mateIn3" + }, + { + "FEN": "2kr3N/ppp3pp/3pq3/2bP4/3n4/5P2/PPPP2PP/R1BQ1RK1 b - - 0 13", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Nc3 Bc5 4. Bb5 Nd4 5. Nxe5 Nf6 6. Bc4 d6 7. Nxf7 Qe7 8. Nxh8 Bg4 9. f3 Be6 10. Bxe6 Qxe6 11. O-O O-O-O 12. Nd5 Nxd5 13. exd5 *", + "Moves": "d4e2 g1h1 e2g3 h2g3 e6h6", + "MovesSAN": "Ne2+ Kh1 Ng3+ hxg3 Qh6#", + "Themes": "doubleCheck kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r6k/1r2Q1pp/2q2p2/p7/1np2P2/6P1/1R3PNP/3R2K1 w - - 2 31", + "PGN": "1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bf4 Bb4 5. a3 Bxc3+ 6. bxc3 dxc4 7. Bg5 c6 8. Nf3 Nbd7 9. e3 b5 10. Be2 Qa5 11. Qc2 Nd5 12. Rc1 Qxa3 13. O-O Qd6 14. g3 f6 15. Bf4 Nxf4 16. exf4 O-O 17. Nh4 Nb6 18. Rfe1 Nd5 19. Bf3 a5 20. Ng2 Bd7 21. Ra1 Rfb8 22. Reb1 Qc7 23. Rb2 c5 24. dxc5 Qxc5 25. Rd1 Bc6 26. Qe2 b4 27. cxb4 Nxb4 28. Qxe6+ Kh8 29. Bxc6 Qxc6 30. Qe7 Rb7 *", + "Moves": "d1d8 a8d8 e7d8 c6e8 d8e8", + "MovesSAN": "Rd8+ Rxd8 Qxd8+ Qe8 Qxe8#", + "Themes": "backRankMate long mate mateIn3 middlegame" + }, + { + "FEN": "5rk1/p2p1qpp/3Q4/1P2p3/P3P3/8/5BPP/2R3K1 b - - 0 28", + "PGN": "1. e4 e5 2. Nf3 Qf6 3. d4 exd4 4. Bc4 Bc5 5. c3 dxc3 6. Nxc3 c6 7. Bg5 Qd6 8. Qb3 Qf8 9. O-O f6 10. Bh4 b5 11. Nxb5 cxb5 12. Qxb5 Qd6 13. a3 Ba6 14. Qa4 Bxc4 15. Qxc4 Nc6 16. Rfd1 Qe7 17. b4 Bb6 18. Qd5 Rc8 19. Rac1 Qe6 20. Qd3 Nge7 21. b5 Ne5 22. Rxc8+ Nxc8 23. Nxe5 fxe5 24. Rc1 O-O 25. Qd2 Qf7 26. a4 Nd6 27. Qxd6 Bxf2+ 28. Bxf2 *", + "Moves": "f7f2 g1h1 f2f1 c1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "8/ppb2rkp/2p1Q3/3p1qp1/3P4/2P3P1/PP3PNP/4R1K1 b - - 9 30", + "PGN": "1. e4 e5 2. Nf3 f5 3. Nxe5 Nf6 4. exf5 d6 5. Nf3 Bxf5 6. Be2 d5 7. O-O Bc5 8. d4 Bb6 9. c3 O-O 10. Bg5 c6 11. Ne5 Nbd7 12. Nxd7 Qxd7 13. Bxf6 Rxf6 14. Nd2 Rg6 15. Nf3 Bh3 16. Ne1 Bg4 17. Bxg4 Rxg4 18. Nf3 Rf4 19. Ne5 Qf5 20. g3 Re4 21. Re1 Re8 22. Re2 Bc7 23. Rxe4 Qxe4 24. Nd3 Rf8 25. Ne1 g5 26. Ng2 Qf5 27. Qe2 Rf6 28. Re1 Kg7 29. Qe7+ Rf7 30. Qe6 *", + "Moves": "f5f2 g1h1 f2f1 e1f1 f7f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "2r3k1/pp3ppp/8/3Q4/8/P7/1q4PP/5R1K w - - 1 27", + "PGN": "1. e4 c5 2. f4 e6 3. Nf3 d5 4. exd5 exd5 5. Bb5+ Bd7 6. Bxd7+ Nxd7 7. O-O Ngf6 8. c3 Be7 9. d4 O-O 10. Ne5 cxd4 11. cxd4 Ne4 12. Nc3 Ndf6 13. f5 Qa5 14. Nxe4 Nxe4 15. a3 Rac8 16. Qf3 Rc2 17. Be3 Rfc8 18. f6 Nxf6 19. Bg5 Qb6 20. Bxf6 Qxd4+ 21. Kh1 Bxf6 22. Nd7 R8c6 23. Rad1 Qxb2 24. Nxf6+ Rxf6 25. Qxd5 Rxf1+ 26. Rxf1 Rc8 *", + "Moves": "d5f7 g8h8 f7f8 c8f8 f1f8", + "MovesSAN": "Qxf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "5Q2/p7/3P2k1/2pq3p/K5p1/6P1/P4P1P/8 b - - 22 51", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Qe7 5. Nc3 d6 6. Bg5 Na5 7. Nd5 Qd7 8. Bxf6 Nxc4 9. dxc4 c6 10. Bh4 cxd5 11. cxd5 Be7 12. O-O Bxh4 13. Nxh4 Qe7 14. g3 O-O 15. c4 Bh3 16. Re1 f5 17. exf5 Bxf5 18. Nxf5 Rxf5 19. Re2 b6 20. Rc1 Raf8 21. Qe1 Qg5 22. Rcc2 Qe7 23. Kg2 g5 24. b4 g4 25. Re4 h5 26. Qd1 Rf3 27. c5 dxc5 28. bxc5 bxc5 29. d6 Qf7 30. Ree2 e4 31. Qe1 e3 32. Rxe3 Qd5 33. Kg1 Rxe3 34. Qxe3 Qd1+ 35. Kg2 Qxc2 36. Qg5+ Kh8 37. Qh6+ Kg8 38. Qg5+ Kf7 39. Qe7+ Kg6 40. Qxf8 Qe4+ 41. Kf1 Qb1+ 42. Ke2 Qc2+ 43. Ke3 Qc3+ 44. Ke2 Qb2+ 45. Kd3 Qd4+ 46. Kc2 Qa4+ 47. Kc1 Qa3+ 48. Kb1 Qd3+ 49. Kb2 Qd2+ 50. Kb3 Qd5+ 51. Ka4 *", + "Moves": "d5c4 a4a5 c4b4 a5a6 b4b6", + "MovesSAN": "Qc4+ Ka5 Qb4+ Ka6 Qb6#", + "Themes": "endgame long mate mateIn3 queenEndgame" + }, + { + "FEN": "8/6pk/p5rp/1PQ1p1q1/1P2P3/P2P1rPP/5PK1/1R3R2 b - - 2 28", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. Nc3 e5 4. Bc4 Nf6 5. d3 Be7 6. a3 a6 7. Be3 b5 8. Ba2 O-O 9. O-O Kh8 10. h3 d6 11. Nd5 Nd4 12. Nxf6 Bxf6 13. Bd5 Rb8 14. c3 Nxf3+ 15. Qxf3 Be6 16. Bxe6 fxe6 17. Qg4 Rb7 18. Qxe6 Rbf7 19. Rab1 Re7 20. Qd5 Ref7 21. b4 Bg5 22. Bxg5 Qxg5 23. Qxd6 Rf6 24. Qxc5 h6 25. c4 Kh7 26. cxb5 Rg6 27. g3 Rf3 28. Kg2 *", + "Moves": "f3g3 f2g3 g5g3 g2h1 g3h3", + "MovesSAN": "Rxg3+ fxg3 Qxg3+ Kh1 Qxh3#", + "Themes": "deflection endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "5rk1/r4ppp/p2Q1q2/1p3P2/8/8/P5PP/2R1R1K1 w - - 4 24", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 a6 5. Be3 Nf6 6. Nc3 e6 7. Be2 Be7 8. O-O Qc7 9. f4 Nc6 10. f5 Nxd4 11. Bxd4 exf5 12. exf5 O-O 13. Bxf6 Bxf6 14. Nd5 Qd8 15. Nxf6+ Qxf6 16. Bc4 b5 17. Bd5 Ra7 18. Qg4 Bb7 19. Qe4 Bxd5 20. Qxd5 Qxb2 21. Qxd6 Qxc2 22. Rac1 Qb2 23. Rfe1 Qf6 *", + "Moves": "d6f8 g8f8 c1c8 f6d8 c8d8", + "MovesSAN": "Qxf8+ Kxf8 Rc8+ Qd8 Rxd8#", + "Themes": "attraction endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "3r2k1/1Q1R1pp1/2p3q1/p6p/8/4PB2/PP3PPP/6K1 b - - 0 23", + "PGN": "1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. Nf3 Nc6 5. Nc3 Ngxe5 6. Nxe5 Nxe5 7. e3 Bb4 8. Bd2 O-O 9. Be2 a5 10. O-O Re8 11. Nd5 Bxd2 12. Qxd2 c6 13. Nf4 Qg5 14. c5 Ng6 15. Nxg6 Qxg6 16. Bf3 d5 17. cxd6 Bd7 18. Rfd1 h5 19. Qd4 Re6 20. Qb6 Rxd6 21. Qxb7 Rxd1+ 22. Rxd1 Rd8 23. Rxd7 *", + "Moves": "g6b1 f3d1 b1d1 d7d1 d8d1", + "MovesSAN": "Qb1+ Bd1 Qxd1+ Rxd1 Rxd1#", + "Themes": "backRankMate endgame long mate mateIn3 xRayAttack" + }, + { + "FEN": "4k2r/pp3Nb1/1qpr3p/4P3/2P4B/P7/6PP/5R1K w k - 0 27", + "PGN": "1. e4 e6 2. d4 Nf6 3. e5 Nd5 4. c4 Ne7 5. f4 d6 6. Nf3 Bd7 7. b3 g6 8. Be2 Bg7 9. O-O Nbc6 10. d5 exd5 11. cxd5 Nb4 12. Nc3 c6 13. a3 Nbxd5 14. Nxd5 Nxd5 15. Bc4 dxe5 16. fxe5 Be6 17. Bg5 Qb6+ 18. Kh1 h6 19. Bh4 Ne3 20. Qd6 Bf8 21. Qd3 Nxf1 22. Rxf1 Bxc4 23. bxc4 Bg7 24. Qd6 g5 25. Nxg5 Rd8 26. Nxf7 Rxd6 *", + "Moves": "f7d6 e8d7 f1f7 d7e6 f7e7", + "MovesSAN": "Nxd6+ Kd7 Rf7+ Ke6 Re7#", + "Themes": "exposedKing fork long mate mateIn3 middlegame" + }, + { + "FEN": "1k6/1p1q1p2/3p4/R2Pp2p/2r1P1n1/Q5P1/P4r2/6K1 w - - 0 39", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. O-O d6 5. h3 h6 6. c3 a6 7. d3 Be6 8. Bb3 Nf6 9. Nbd2 Qd7 10. Bxe6 Qxe6 11. Re1 g5 12. Nf1 g4 13. hxg4 Nxg4 14. Ng3 Bxf2+ 15. Kf1 Bxg3 16. Re2 O-O-O 17. d4 Qf6 18. d5 Ne7 19. Kg1 Ng6 20. Bd2 Bf4 21. b4 Bxd2 22. Qxd2 Nf4 23. b5 Nxe2+ 24. Qxe2 a5 25. g3 h5 26. Rf1 Qg6 27. Nh4 Qg8 28. b6 Rd7 29. bxc7 Rxc7 30. c4 Qe8 31. Nf5 Qd7 32. Kg2 Rg8 33. Rb1 Rg6 34. Rb5 Rf6 35. Rxa5 Kb8 36. Qd3 Rxf5 37. Qa3 Rf2+ 38. Kg1 Rxc4 *", + "Moves": "a5a8 b8c7 a3a5 b7b6 a5a7", + "MovesSAN": "Ra8+ Kc7 Qa5+ b6 Qa7#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "r5k1/p5pp/2p5/3pq3/8/2b2Q2/PP4PP/5R1K w - - 0 24", + "PGN": "1. e4 e6 2. f4 d5 3. e5 c5 4. Nf3 Nc6 5. c3 f6 6. Bb5 Bd7 7. d4 cxd4 8. Bxc6 Bxc6 9. cxd4 fxe5 10. Nxe5 Nf6 11. Nxc6 bxc6 12. O-O Be7 13. Nc3 O-O 14. f5 Qd7 15. fxe6 Qxe6 16. Qd3 Bd8 17. Bg5 Bb6 18. Rae1 Qd6 19. Bxf6 Rxf6 20. Rxf6 Qxf6 21. Rf1 Bxd4+ 22. Kh1 Qe5 23. Qf3 Bxc3 *", + "Moves": "f3f7 g8h8 f7f8 a8f8 f1f8", + "MovesSAN": "Qf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "3r1k1r/p4pp1/8/4b2p/4Q3/4PBqP/PPP2RP1/R1B3K1 b - - 2 19", + "PGN": "1. d4 e5 2. dxe5 d6 3. Nf3 Nc6 4. e3 Bg4 5. Be2 Bxf3 6. Bxf3 Nxe5 7. Be2 Nf6 8. O-O d5 9. Nd2 h5 10. Nf3 Bd6 11. Nxe5 Bxe5 12. Bf3 Ng4 13. h3 Qh4 14. Qxd5 Rd8 15. Qb5+ c6 16. Qxb7 Nxf2 17. Rxf2 Qg3 18. Qxc6+ Kf8 19. Qe4 *", + "Moves": "g3h2 g1f1 h2h1 f1e2 h1d1", + "MovesSAN": "Qh2+ Kf1 Qh1+ Ke2 Qd1#", + "Themes": "kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "8/q6p/4Qp1k/3p4/5P2/1r2P1R1/6PP/6K1 b - - 0 31", + "PGN": "1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 e6 5. e3 a6 6. c5 b6 7. Na4 bxc5 8. dxc5 Nbd7 9. b4 a5 10. a3 Ba6 11. Bxa6 Rxa6 12. O-O axb4 13. axb4 Qa8 14. Bb2 Be7 15. Qc2 O-O 16. Ne5 Rb8 17. Nxd7 Nxd7 18. Bc3 Rb7 19. f4 Rba7 20. Nb6 Nxb6 21. Rxa6 Rxa6 22. cxb6 Qb7 23. Bd4 Bxb4 24. Bxg7 Kxg7 25. Qb2+ f6 26. Qxb4 Rxb6 27. Qd6 Qf7 28. Rf3 Rb3 29. Rg3+ Kh6 30. Qxc6 Qa7 31. Qxe6 *", + "Moves": "a7a1 g1f2 b3b2 f2f3 a1d1", + "MovesSAN": "Qa1+ Kf2 Rb2+ Kf3 Qd1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "r1b2r2/p2p2pk/1p2p3/8/Q2B1q2/4R3/P1P2PPP/R5K1 b - - 3 19", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. Be2 Bb4 7. O-O Bxc3 8. bxc3 Nxe4 9. Bf3 Nxc3 10. Qd3 Na4 11. Re1 O-O 12. Be4 f5 13. Bxf5 Nxd4 14. Bxh7+ Kh8 15. Qxd4 Kxh7 16. Qxa4 Qf6 17. Be3 b6 18. Bd4 Qf4 19. Re3 *", + "Moves": "f4f2 g1h1 f2f1 a1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "k7/pb1N1PQ1/8/7p/P1pp4/3q3P/1P2r1P1/R4R1K b - - 2 36", + "PGN": "1. d4 Nf6 2. Nf3 d5 3. e3 e6 4. Bd3 c5 5. c3 c4 6. Bc2 Nc6 7. O-O b6 8. Qe2 Bb7 9. Nbd2 Bd6 10. e4 Be7 11. h3 b5 12. e5 Nd7 13. a3 Qc7 14. Nh2 O-O-O 15. f4 h6 16. Ndf3 Kb8 17. f5 exf5 18. Bxf5 Nf8 19. Bf4 Ka8 20. a4 b4 21. cxb4 Nxb4 22. Qd2 Ne6 23. Bg3 g6 24. Bxe6 fxe6 25. Ng4 h5 26. Nf6 Bxf6 27. exf6 Qxg3 28. Qxb4 Rhf8 29. Qe7 Rde8 30. Qg7 g5 31. Nxg5 Qe3+ 32. Kh1 Qxd4 33. Nxe6 Qd3 34. Nxf8 d4 35. f7 Re2 36. Nd7 *", + "Moves": "d3h3 h1g1 e2g2 g7g2 h3g2", + "MovesSAN": "Qxh3+ Kg1 Rxg2+ Qxg2 Qxg2#", + "Themes": "fork long mate mateIn3 middlegame pin" + }, + { + "FEN": "2R2bk1/5p1p/4p1pQ/p1RpN3/bq1Pn3/6P1/n4PBP/6K1 b - - 5 28", + "PGN": "1. Nf3 c5 2. b3 a6 3. e3 g6 4. Bb2 Nf6 5. c4 Bg7 6. Nc3 O-O 7. g3 e6 8. Bg2 d5 9. d4 cxd4 10. exd4 Nc6 11. O-O Rb8 12. c5 b6 13. cxb6 Rxb6 14. Na4 Rb4 15. Ba3 Rxa4 16. Bxf8 Qxf8 17. bxa4 Ne4 18. Rc1 Bd7 19. Qd3 Nb4 20. Qa3 a5 21. Rc7 Qd8 22. Rfc1 Bf8 23. Qb3 Qe8 24. Ne5 Bxa4 25. Qe3 Nxa2 26. Rc8 Qb5 27. Qh6 Qb4 28. R1c5 *", + "Moves": "b4e1 g2f1 e1f2 g1h1 f2f1", + "MovesSAN": "Qe1+ Bf1 Qxf2+ Kh1 Qxf1#", + "Themes": "deflection kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "3r2k1/pbpN2pp/1p2P3/5p1r/2P5/2P1P3/P1Bn1PPP/1R3RK1 b - - 0 21", + "PGN": "1. d4 e6 2. c4 f5 3. Nc3 Nf6 4. Nf3 Bb4 5. Bg5 O-O 6. e3 Qe8 7. Bxf6 Rxf6 8. Bd3 b6 9. O-O Bxc3 10. bxc3 Bb7 11. Rb1 Rh6 12. Ne1 Qg6 13. d5 Na6 14. Qf3 Nc5 15. Bc2 Rf8 16. Nd3 Ne4 17. Ne5 Nd2 18. Qe2 Qh5 19. Qxh5 Rxh5 20. Nxd7 Rd8 21. dxe6 *", + "Moves": "d2f3 g2f3 h5g5 g1h1 b7f3", + "MovesSAN": "Nf3+ gxf3 Rg5+ Kh1 Bxf3#", + "Themes": "intermezzo kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r5k1/pp4pp/n1p5/4PR1Q/8/2P1P2P/P2K1P2/1q6 w - - 0 24", + "PGN": "1. d4 d5 2. Bf4 Bf5 3. e3 e6 4. c4 Bb4+ 5. Nc3 Bxc3+ 6. bxc3 dxc4 7. Bxc4 Ne7 8. Nf3 Bg4 9. h3 Bxf3 10. Qxf3 c6 11. Rb1 Qd7 12. Qg4 O-O 13. Be5 Ng6 14. Qh5 Kh8 15. Bd3 f5 16. g4 Na6 17. gxf5 exf5 18. Rg1 Kg8 19. Rg5 Nxe5 20. Bxf5 Qd5 21. dxe5 Rxf5 22. Rxf5 Qh1+ 23. Kd2 Qxb1 *", + "Moves": "h5f7 g8h8 f7f8 a8f8 f5f8", + "MovesSAN": "Qf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "3r1k2/3P2pQ/5p1p/4R3/p7/6PP/5q2/7K w - - 0 39", + "PGN": "1. d4 d5 2. c4 Nf6 3. Nc3 Nc6 4. Nf3 Bg4 5. cxd5 Nxd5 6. e3 a6 7. a3 Nf6 8. Bc4 e6 9. O-O e5 10. Be2 exd4 11. exd4 Bxf3 12. Bxf3 Be7 13. Bxc6+ bxc6 14. Bg5 O-O 15. Re1 Qd7 16. Qe2 Rfe8 17. Qc4 Nd5 18. Bxe7 Rxe7 19. Rxe7 Qxe7 20. Nxd5 cxd5 21. Qxd5 Rd8 22. Qa5 Re8 23. h3 Qd6 24. Rd1 h6 25. b4 Rb8 26. Qf5 c6 27. d5 c5 28. Re1 cxb4 29. axb4 Qxb4 30. Kf1 Qc4+ 31. Kg1 Qb5 32. g3 Rd8 33. Kh2 a5 34. Re5 a4 35. d6 Qb6 36. d7 Kf8 37. Qh7 Qxf2+ 38. Kh1 f6 *", + "Moves": "h7h8 f8f7 h8e8 d8e8 d7e8q", + "MovesSAN": "Qh8+ Kf7 Qe8+ Rxe8 dxe8=Q#", + "Themes": "advancedPawn endgame long mate mateIn3 promotion" + }, + { + "FEN": "1r3Nk1/p4pp1/2p4p/3p4/6Q1/1N2P3/Pq3PPP/R5K1 b - - 0 21", + "PGN": "1. d4 d5 2. c4 e6 3. cxd5 exd5 4. Nf3 Nf6 5. Bg5 h6 6. Bh4 Be7 7. e3 c5 8. dxc5 Bxc5 9. Bb5+ Nc6 10. O-O Bg4 11. Qa4 O-O 12. Bxf6 Qxf6 13. Qxg4 Qxb2 14. Bxc6 bxc6 15. Nbd2 Rab8 16. Rfb1 Qc2 17. Nb3 Be7 18. Ne5 Bf6 19. Nd7 Bxa1 20. Rxa1 Qb2 21. Nxf8 *", + "Moves": "b2a1 b3a1 b8b1 g4d1 b1d1", + "MovesSAN": "Qxa1+ Nxa1 Rb1+ Qd1 Rxd1#", + "Themes": "backRankMate clearance endgame fork long mate mateIn3 sacrifice" + }, + { + "FEN": "r7/3Rbkpp/5p2/4p3/1n6/1P2B1P1/r1P1PPBP/1K5R b - - 6 23", + "PGN": "1. Na3 b5 2. Nxb5 a6 3. Nc3 Nc6 4. Nf3 Rb8 5. d4 e6 6. Bf4 Nge7 7. Ne5 d6 8. Nxc6 Nxc6 9. b3 e5 10. dxe5 dxe5 11. Qxd8+ Kxd8 12. Be3 f6 13. O-O-O+ Ke8 14. Nd5 Be6 15. Nxc7+ Ke7 16. Nxa6 Ra8 17. Nc5 Rxa2 18. Kb1 Nb4 19. Nxe6 Kxe6 20. g3 Be7 21. Bh3+ Kf7 22. Rd7 Rha8 23. Bg2 *", + "Moves": "a2a1 b1b2 a8a2 b2c3 a2c2", + "MovesSAN": "Ra1+ Kb2 R8a2+ Kc3 Rxc2#", + "Themes": "long mate mateIn3 middlegame queensideAttack" + }, + { + "FEN": "1rr3Q1/p2k2pp/5bb1/q2B4/3p4/P7/1PP2PPP/1R2R2K w - - 7 26", + "PGN": "1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Bd3 Nc6 6. Nxc6 bxc6 7. O-O d5 8. exd5 cxd5 9. Nc3 Be7 10. Bg5 O-O 11. a3 Rb8 12. Rb1 Bd7 13. Kh1 Qa5 14. Ne2 Rfc8 15. Ng3 d4 16. Bxf6 Bxf6 17. Ne4 Be7 18. Qg4 f5 19. Qh5 Be8 20. Qh3 fxe4 21. Bxe4 Bg6 22. Qxe6+ Kf8 23. Bd5 Bf6 24. Qg8+ Ke7 25. Rfe1+ Kd7 *", + "Moves": "g8e6 d7c7 e6c6 c7d8 c6d6", + "MovesSAN": "Qe6+ Kc7 Qc6+ Kd8 Qd6#", + "Themes": "exposedKing long mate mateIn3 middlegame" + }, + { + "FEN": "r1b2rk1/pp3ppp/8/6B1/4R3/1P3Q2/1Pq3PP/5RK1 w - - 0 23", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nc3 c6 4. Bc4 d5 5. exd5 cxd5 6. Bb3 Bb4 7. Nxe5 Qe7 8. Qe2 Nc6 9. d4 Nxd4 10. Qe3 O-O 11. O-O Nxb3 12. axb3 Bc5 13. Qg3 Bd6 14. f4 Nh5 15. Qf3 Bxe5 16. fxe5 Qxe5 17. Bd2 Nf6 18. Rae1 Qd6 19. Bf4 Qc6 20. Bg5 Ne4 21. Nxe4 dxe4 22. Rxe4 Qxc2 *", + "Moves": "f3f7 f8f7 e4e8 f7f8 f1f8", + "MovesSAN": "Qxf7+ Rxf7 Re8+ Rf8 Rfxf8#", + "Themes": "long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "6rk/4r1pp/p1p5/3p1Q2/3q4/5PR1/P6P/6RK w - - 0 37", + "PGN": "1. e4 c5 2. Bc4 Nc6 3. Qh5 e6 4. Nf3 Be7 5. O-O Nf6 6. Qh4 O-O 7. d3 d5 8. exd5 exd5 9. Bb5 Ne4 10. Qh5 Nf6 11. Qg5 Bg4 12. Nc3 Bxf3 13. gxf3 a6 14. Bxc6 bxc6 15. Kh1 Ne4 16. Qg4 Nxc3 17. bxc3 Qc8 18. Qg3 Bf6 19. Bb2 Qf5 20. Rab1 Rab8 21. Rg1 Kh8 22. d4 cxd4 23. cxd4 Qxc2 24. Rgc1 Qf5 25. Rg1 Rg8 26. Qg4 Qd3 27. Rbd1 Qe2 28. Ba1 Qxf2 29. Rg2 Qe3 30. Rg3 Rbe8 31. Qd7 Re6 32. Qxf7 Re7 33. Qh5 Qe2 34. Rdg1 Qe3 35. Qf5 Bxd4 36. Bxd4 Qxd4 *", + "Moves": "f5h7 h8h7 g3h3 d4h4 h3h4", + "MovesSAN": "Qxh7+ Kxh7 Rh3+ Qh4 Rxh4#", + "Themes": "attraction endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "6Q1/8/4p3/P5bk/1p6/3p2K1/4q2P/8 w - - 5 64", + "PGN": "1. e4 c5 2. Nf3 d6 3. Bc4 e6 4. Nc3 a6 5. O-O b5 6. Be2 Bb7 7. a3 Nf6 8. d3 Be7 9. Bf4 O-O 10. b4 Qb6 11. Be3 Nc6 12. bxc5 dxc5 13. e5 Nd5 14. Nxd5 exd5 15. Rb1 d4 16. Bd2 Rac8 17. a4 b4 18. Bf4 Nd8 19. Ra1 Ne6 20. Bg3 h6 21. a5 Qb5 22. Qb1 Bxf3 23. Bxf3 Ng5 24. Be2 Ne6 25. Qb3 Qd7 26. Bg4 Qc6 27. Qc4 g6 28. Bxe6 fxe6 29. Rfe1 Rf5 30. f4 h5 31. Re4 h4 32. Bf2 Rcf8 33. g3 hxg3 34. Bxg3 g5 35. Rf1 gxf4 36. Rexf4 Rxf4 37. Rxf4 Rxf4 38. Bxf4 Kf7 39. Kf2 Qh1 40. Qxa6 Bh4+ 41. Ke2 Qg2+ 42. Kd1 Qf1+ 43. Kd2 Qxf4+ 44. Kd1 Bg5 45. Qb7+ Kg6 46. Qg2 Qc1+ 47. Ke2 Qxc2+ 48. Kf3 Qxd3+ 49. Kf2 Qc2+ 50. Kg3 Qb3+ 51. Qf3 Qa4 52. Qe4+ Kh6 53. Qa8 Qb3+ 54. Kg2 Qc2+ 55. Kg3 Qd3+ 56. Kg2 Qe2+ 57. Kg3 d3 58. Qh8+ Kg6 59. Qg8+ Kf5 60. Qf8+ Kxe5 61. Qxc5+ Kf6 62. Qf8+ Kg6 63. Qg8+ Kh5 *", + "Moves": "g8h7 g5h6 h7f7 h5g5 h2h4", + "MovesSAN": "Qh7+ Bh6 Qf7+ Kg5 h4#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "1b2r1k1/pp3ppp/2pqbp2/8/3P3N/2BB3P/PPPQ1PP1/4R1K1 b - - 0 19", + "PGN": "1. e4 c6 2. Nc3 d5 3. Nf3 dxe4 4. Nxe4 Nf6 5. Nxf6+ exf6 6. Be2 Bd6 7. O-O O-O 8. h3 Re8 9. d3 Nd7 10. Re1 Nf8 11. Bf1 Ng6 12. Rxe8+ Qxe8 13. Bd2 Be6 14. Bc3 Qd7 15. Qd2 Re8 16. Re1 Bb8 17. d4 Qd6 18. Bd3 Nh4 19. Nxh4 *", + "Moves": "d6h2 g1f1 h2h1 f1e2 e6g4", + "MovesSAN": "Qh2+ Kf1 Qh1+ Ke2 Bg4#", + "Themes": "doubleCheck kingsideAttack long master mate mateIn3 middlegame" + }, + { + "FEN": "7k/1p3r2/4Qp2/p2p4/3PpP2/qrP3R1/3K4/8 w - - 2 39", + "PGN": "1. d4 e6 2. Nf3 d5 3. e3 Nf6 4. Bd3 h6 5. Nbd2 c5 6. c3 cxd4 7. exd4 Nc6 8. O-O Be7 9. Qe2 O-O 10. Ne5 a5 11. a3 Bd6 12. Ndf3 Ne7 13. Re1 Nf5 14. g4 Ne7 15. g5 hxg5 16. Bxg5 Nf5 17. Nh4 Be7 18. Nxf5 exf5 19. Qf3 Ne4 20. Bxe7 Qxe7 21. Bxe4 fxe4 22. Qg3 Be6 23. f4 Ra6 24. Rf1 Bf5 25. Kf2 Rh6 26. Rg1 f6 27. Ng4 Bxg4 28. Qxg4 Rxh2+ 29. Ke3 Rxb2 30. Rg3 Rb3 31. Kd2 Rc8 32. Rag1 Rc7 33. Rh3 Qxa3 34. Qe6+ Rf7 35. Qe8+ Rf8 36. Qe6+ Rf7 37. Rxg7+ Kxg7 38. Rg3+ Kh8 *", + "Moves": "e6h3 f7h7 h3c8 a3f8 c8f8", + "MovesSAN": "Qh3+ Rh7 Qc8+ Qf8 Qxf8#", + "Themes": "endgame exposedKing long mate mateIn3" + }, + { + "FEN": "3rr1k1/3q1p1p/p4Q1B/1p5b/2p4P/P7/1PP3P1/2K1R2R b - - 0 23", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. d4 exd4 4. Nxd4 Be7 5. Nc3 O-O 6. Bg5 d6 7. h4 a6 8. Qd3 c5 9. Nf5 b5 10. Nxe7+ Qxe7 11. O-O-O Nc6 12. a3 Nd4 13. f4 Bg4 14. Be2 Nxe2+ 15. Nxe2 c4 16. Qd4 Bxe2 17. Rde1 Bh5 18. e5 dxe5 19. fxe5 Rad8 20. Qf4 Qd7 21. exf6 gxf6 22. Bh6 Rfe8 23. Qxf6 *", + "Moves": "e8e1 h1e1 d7d1 e1d1 d8d1", + "MovesSAN": "Rxe1+ Rxe1 Qd1+ Rxd1 Rxd1#", + "Themes": "long mate mateIn3 middlegame queensideAttack sacrifice" + }, + { + "FEN": "5r1k/4pqbp/n1B3p1/8/1PP3n1/1QN3BP/6P1/4R1K1 b - - 0 30", + "PGN": "1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 O-O 5. e5 Ne8 6. f4 d6 7. Nf3 dxe5 8. fxe5 Bg4 9. Be2 Nc6 10. Be3 f6 11. exf6 Nxf6 12. O-O Kh8 13. h3 Bf5 14. Nh4 Bd7 15. Nf3 Bf5 16. d5 Nb8 17. Nd4 Bd7 18. Bf3 Na6 19. a3 Nc5 20. Qc2 a5 21. b4 axb4 22. axb4 Rxa1 23. Rxa1 Na6 24. Qb3 Qe8 25. Re1 Qf7 26. Bf2 c5 27. dxc6 bxc6 28. Nxc6 Ng4 29. Bg3 Bxc6 30. Bxc6 *", + "Moves": "g7d4 g1h1 f7f1 e1f1 f8f1", + "MovesSAN": "Bd4+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "2R5/8/p1PP2pk/2B1Q3/PPq2p2/5Pbp/1R6/7K b - - 0 48", + "PGN": "1. e4 d6 2. d4 g6 3. c4 Bg7 4. Nc3 Nf6 5. f3 O-O 6. Bd3 Nbd7 7. Nge2 e5 8. d5 a6 9. O-O Nc5 10. Be3 Nxd3 11. Qxd3 Nh5 12. Rac1 f5 13. c5 f4 14. Bf2 Bd7 15. a4 Qe8 16. b3 Rf7 17. Qc4 Bf8 18. c6 bxc6 19. dxc6 Be6 20. Nd5 Nf6 21. Nec3 Rb8 22. Bh4 Nxd5 23. exd5 Bf5 24. Ne4 Be7 25. Bf2 Ra8 26. Rc3 h5 27. Qe2 h4 28. Rc4 Rh7 29. h3 Qb8 30. Rb1 Kg7 31. Qd2 Rh8 32. Rb4 Qc8 33. Rb7 Bd8 34. b4 Bxh3 35. gxh3 Qxh3 36. Qe2 Qf5 37. Rb2 h3 38. Kh2 Rc8 39. Ba7 Bh4 40. Nxd6 Qg5 41. Nxc8 Bg3+ 42. Kh1 Rxc8 43. Bb6 Qe7 44. Bc5 Qf7 45. Qxe5+ Kh7 46. d6 Qc4 47. Rxc7+ Kh6 48. Rxc8 *", + "Moves": "c4f1 c5g1 f1f3 b2g2 f3g2", + "MovesSAN": "Qf1+ Bg1 Qxf3+ Rg2 Qxg2#", + "Themes": "endgame exposedKing long mate mateIn3" + }, + { + "FEN": "7k/6p1/R5p1/6K1/3P2P1/p2r4/8/8 w - - 2 35", + "PGN": "1. c4 e5 2. Nc3 Nf6 3. g3 Bc5 4. Bg2 c6 5. e3 O-O 6. d4 exd4 7. exd4 Bb4 8. Nf3 d5 9. cxd5 cxd5 10. Bd2 Bxc3 11. Bxc3 Nc6 12. O-O Bg4 13. h3 Bh5 14. g4 Bg6 15. Re1 Qc7 16. Rc1 Ne4 17. Nh4 Nxc3 18. Rxc3 Qd6 19. Nxg6 fxg6 20. Qb3 Rab8 21. Qxd5+ Qxd5 22. Bxd5+ Kh8 23. Bxc6 bxc6 24. Rxc6 Rxb2 25. Rf1 Rxa2 26. Rd6 a5 27. Kg2 a4 28. Kg3 Ra3+ 29. f3 h5 30. Kh4 hxg4 31. hxg4 Raxf3 32. Rxf3 Rxf3 33. Ra6 a3 34. Kg5 Rd3 *", + "Moves": "g5g6 d3d4 a6a8 d4d8 a8d8", + "MovesSAN": "Kxg6 Rxd4 Ra8+ Rd8 Rxd8#", + "Themes": "endgame long mate mateIn3 rookEndgame" + }, + { + "FEN": "6k1/1p3pb1/2p5/6Q1/2P2pNP/6r1/3r2PK/8 w - - 2 36", + "PGN": "1. d4 Nf6 2. c4 g6 3. Bg5 Bg7 4. Nf3 O-O 5. Nc3 d6 6. e4 Nbd7 7. Bd3 e5 8. dxe5 dxe5 9. O-O h6 10. Bh4 g5 11. Bg3 Nh5 12. Qc2 Nxg3 13. fxg3 c6 14. Rad1 Qb6+ 15. Kh1 Nc5 16. Be2 a5 17. h4 g4 18. Nh2 h5 19. Rd2 a4 20. Rfd1 Be6 21. b4 axb3 22. axb3 Ra3 23. Rd6 Rxb3 24. Rf1 Qa5 25. Nd1 Rxg3 26. Rxe6 Nxe6 27. Rf5 Nd4 28. Qc1 Nxe2 29. Qg5 Nf4 30. Rxf4 exf4 31. Qxa5 Re8 32. Qxh5 Rxe4 33. Nxg4 Re1+ 34. Kh2 Rxd1 35. Qg5 Rd2 *", + "Moves": "g4f6 g8h8 g5h5 g7h6 h5h6", + "MovesSAN": "Nf6+ Kh8 Qh5+ Bh6 Qxh6#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "6k1/2R2p1p/4b1p1/4R3/p7/6B1/r4PPP/6K1 b - - 0 28", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d4 exd4 5. Nxd4 d6 6. Nxc6 bxc6 7. e5 Ne4 8. exd6 Qxd6 9. Qxd6 cxd6 10. O-O d5 11. Bd3 Nc5 12. Bf4 Nxd3 13. cxd3 Bc5 14. Bg3 O-O 15. Nd2 Bf5 16. Nb3 Bb6 17. d4 Rfe8 18. Rac1 Re2 19. Rxc6 Rxb2 20. Nc5 Rxa2 21. Rd6 Bxc5 22. dxc5 Rc8 23. Rxd5 Be6 24. Re5 g6 25. Rc1 a5 26. c6 a4 27. c7 Rxc7 28. Rxc7 *", + "Moves": "a2a1 c7c1 a1c1 e5e1 c1e1", + "MovesSAN": "Ra1+ Rc1 Rxc1+ Re1 Rxe1#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "3b4/p4K1k/2P3pp/7P/2P2P2/5P2/P3r3/3r4 w - - 1 38", + "PGN": "1. g3 d6 2. e3 Nf6 3. Bg2 c6 4. Nf3 Qc7 5. Nd4 Nbd7 6. Qf3 e5 7. Nb3 Be7 8. h4 O-O 9. d4 e4 10. Qf4 Re8 11. N1d2 Bf8 12. Bxe4 Nxe4 13. Nxe4 h6 14. h5 Nb6 15. Rh4 Nd5 16. Qf3 Qe7 17. Rg4 Bxg4 18. Qxg4 Qxe4 19. Qxe4 Rxe4 20. f3 Re7 21. e4 Rae8 22. Na5 Nb6 23. Nxb7 Rxb7 24. Bf4 d5 25. O-O-O Reb8 26. exd5 Nxd5 27. c4 Nxf4 28. gxf4 Rxb2 29. d5 Rb1+ 30. Kc2 R8b2+ 31. Kc3 Bb4+ 32. Kd3 Rxd1+ 33. Ke4 Re2+ 34. Kf5 Kh7 35. dxc6 g6+ 36. Kf6 Be7+ 37. Kxf7 Bd8 *", + "Moves": "h5g6 h7h8 g6g7 h8h7 g7g8q", + "MovesSAN": "hxg6+ Kh8 g7+ Kh7 g8=Q#", + "Themes": "advancedPawn endgame long mate mateIn3 promotion" + }, + { + "FEN": "8/3qQB2/1p1rn2k/4p3/1P6/3p2P1/5P1P/6K1 w - - 0 38", + "PGN": "1. c4 Nh6 2. Nc3 f6 3. g3 g6 4. Bg2 Bg7 5. Nf3 O-O 6. O-O e6 7. d4 Nf7 8. Qd3 d6 9. Rb1 c6 10. b4 b6 11. e4 Bb7 12. a4 Qe7 13. Re1 Rd8 14. Qe2 Na6 15. Be3 Nc7 16. d5 f5 17. Rbc1 cxd5 18. cxd5 fxe4 19. Nxe4 Bxd5 20. Nfg5 Rac8 21. a5 Bxe4 22. Bxe4 d5 23. Nxf7 Qxf7 24. Bg2 d4 25. Bg5 d3 26. Qd2 Rd6 27. axb6 axb6 28. Re3 Qd7 29. Be4 h6 30. Bxg6 hxg5 31. Re4 e5 32. Qxg5 Ne6 33. Rxc8+ Qxc8 34. Qe7 Qd7 35. Bf7+ Kh7 36. Rh4+ Bh6 37. Rxh6+ Kxh6 *", + "Moves": "e7f6 h6h7 f6g6 h7h8 g6h6", + "MovesSAN": "Qf6+ Kh7 Qg6+ Kh8 Qh6#", + "Themes": "endgame exposedKing long mate mateIn3" + }, + { + "FEN": "4r1k1/4qp2/p2Brppp/3Q4/2p2P2/P1P5/6PP/R2R3K b - - 0 30", + "PGN": "1. d4 Nf6 2. e3 g6 3. f4 Bg7 4. Nf3 O-O 5. Bd3 d6 6. O-O Bg4 7. Be2 Re8 8. c3 Nbd7 9. Nbd2 a6 10. Ng5 Bxe2 11. Qxe2 h6 12. Nge4 d5 13. Nxf6+ Nxf6 14. Qf3 c6 15. e4 dxe4 16. Nxe4 Qb6 17. Nxf6+ exf6 18. Kh1 Rad8 19. b3 Qc7 20. Bb2 b5 21. Rfe1 c5 22. d5 c4 23. Ba3 Qd7 24. d6 Bf8 25. bxc4 bxc4 26. Red1 Re6 27. Bb4 Bxd6 28. a3 Rde8 29. Qd5 Qe7 30. Bxd6 *", + "Moves": "e6e1 d1e1 e7e1 a1e1 e8e1", + "MovesSAN": "Re1+ Rxe1 Qxe1+ Rxe1 Rxe1#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "7k/5Qbp/5np1/p7/P7/1P4P1/7q/4RK2 w - - 0 34", + "PGN": "1. Nf3 d5 2. g3 Nd7 3. d4 Nb6 4. Nc3 Bf5 5. Nh4 e6 6. Nxf5 exf5 7. Bg2 c6 8. O-O Nf6 9. Qd3 g6 10. f3 Bg7 11. a4 a5 12. b3 O-O 13. Be3 Re8 14. Bf2 Nc8 15. e4 fxe4 16. fxe4 dxe4 17. Nxe4 Ng4 18. c3 Nxf2 19. Rxf2 Nd6 20. Nc5 Ra7 21. Raf1 b6 22. Bxc6 bxc5 23. Bxe8 Nxe8 24. Qc4 cxd4 25. Rxf7 Rxf7 26. Qxf7+ Kh8 27. cxd4 Qxd4+ 28. Kg2 Nf6 29. Re1 Qd2+ 30. Kf1 Qxh2 *", + "Moves": "e1e8 f6e8 f7e8 g7f8 e8f8", + "MovesSAN": "Re8+ Nxe8 Qxe8+ Bf8 Qxf8#", + "Themes": "endgame long master mate mateIn3 sacrifice" + }, + { + "FEN": "8/4pk2/Q4pp1/4n3/3N2P1/1P2P2K/P4rr1/8 b - - 6 35", + "PGN": "1. c4 Nf6 2. Nf3 c5 3. g3 b6 4. Bg2 Bb7 5. O-O g6 6. b3 Bg7 7. Bb2 O-O 8. d4 cxd4 9. Nxd4 Bxg2 10. Kxg2 Ne4 11. e3 Qc8 12. Nd2 Nc5 13. Qc2 Nc6 14. Nxc6 Qxc6+ 15. Kg1 Bxb2 16. Qxb2 d5 17. cxd5 Qxd5 18. Rfd1 Rfd8 19. Nc4 Qxd1+ 20. Rxd1 Rxd1+ 21. Kg2 f6 22. h4 Rad8 23. h5 b5 24. Na5 Nd3 25. Qa3 Kf7 26. hxg6+ hxg6 27. Nc6 Rd7 28. Nxa7 Rd2 29. Nxb5 Rxf2+ 30. Kh3 Ne5 31. Nd4 Rd8 32. g4 Rh8+ 33. Kg3 Rhh2 34. Qa6 Rhg2+ 35. Kh3 *", + "Moves": "g2h2 h3g3 f2g2 g3f4 g2g4", + "MovesSAN": "Rh2+ Kg3 Rfg2+ Kf4 Rxg4#", + "Themes": "endgame hookMate long mate mateIn3" + }, + { + "FEN": "1r4k1/3Q1ppp/6r1/3Pp1q1/4P2b/P2B1R1P/4N1PK/8 w - - 5 33", + "PGN": "1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. Qc2 Nc6 5. d4 cxd4 6. cxd4 e6 7. a3 Be7 8. Bd3 O-O 9. O-O Qb6 10. Be3 Ng4 11. h3 Nxe3 12. fxe3 e5 13. d5 Qxe3+ 14. Kh1 Nd4 15. Nxd4 Qxd4 16. Nc3 a6 17. Rad1 Qe3 18. Rf3 Qh6 19. Rdf1 Bg4 20. Rg3 Bd7 21. Rgf3 Bg5 22. Ne2 Rac8 23. Qd1 Bg4 24. Rg3 Bh5 25. Qb3 Bh4 26. Rgf3 Bxf3 27. Rxf3 Qg5 28. Qxb7 Rb8 29. Qxa6 Rxb2 30. Qxd6 Rfb8 31. Kh2 R2b6 32. Qd7 Rg6 *", + "Moves": "d7f7 g8h8 f7f8 b8f8 f3f8", + "MovesSAN": "Qxf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "B2k3r/p1pb1ppp/2Q5/2b5/6nq/2N5/PPP2PPP/R1BR2K1 b - - 6 15", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Nxc6 bxc6 6. Nc3 Nf6 7. Bc4 d6 8. O-O Ng4 9. Qf3 d5 10. exd5 cxd5 11. Bxd5 Be6 12. Bxa8 Qh4 13. Qc6+ Bd7 14. Re1+ Kd8 15. Rd1 *", + "Moves": "h4f2 g1h1 f2g1 d1g1 g4f2", + "MovesSAN": "Qxf2+ Kh1 Qg1+ Rxg1 Nf2#", + "Themes": "kingsideAttack long mate mateIn3 middlegame sacrifice smotheredMate" + }, + { + "FEN": "6k1/5p2/1p3p1p/2p4N/2P1R2P/6P1/p1r2PBK/2r5 w - - 0 31", + "PGN": "1. Nf3 Nf6 2. g3 e6 3. Bg2 Be7 4. c4 O-O 5. O-O d6 6. d4 Nbd7 7. Nc3 b6 8. e4 Bb7 9. Re1 c5 10. e5 Ne8 11. exd6 Nxd6 12. d5 exd5 13. Nxd5 Bxd5 14. Qxd5 Nf6 15. Qd3 h6 16. Bf4 Re8 17. Rxe7 Rxe7 18. Qxd6 Qxd6 19. Bxd6 Re2 20. Re1 Rxb2 21. Re7 Rd8 22. Be5 Rxa2 23. Bxf6 gxf6 24. h4 Rd1+ 25. Kh2 Rc1 26. Re4 a5 27. Ng1 a4 28. Nh3 a3 29. Nf4 Rac2 30. Nh5 a2 *", + "Moves": "e4e8 g8h7 g2e4 f6f5 e4f5", + "MovesSAN": "Re8+ Kh7 Be4+ f5 Bxf5#", + "Themes": "endgame fork long mate mateIn3" + }, + { + "FEN": "3r2k1/pbRr1ppp/1p2p3/4P3/1P6/P1Q5/5NRP/7K b - - 0 27", + "PGN": "1. e4 c5 2. f4 e6 3. d4 cxd4 4. Nf3 Nc6 5. Bd3 Nf6 6. O-O b6 7. b3 Bb7 8. Bb2 Bc5 9. e5 Nd5 10. Qd2 Ncb4 11. Be4 O-O 12. a3 Nc6 13. Bxd4 Nxd4 14. Nxd4 d6 15. Kh1 dxe5 16. fxe5 Qc7 17. b4 Bxd4 18. Qxd4 Rfd8 19. Nd2 Nc3 20. Qe3 Nxe4 21. Nxe4 Qxc2 22. Nf2 Qg6 23. Rg1 Rd5 24. Rac1 Rad8 25. Rc7 R5d7 26. Qc3 Qxg2+ 27. Rxg2 *", + "Moves": "d7d1 f2d1 d8d1 c3e1 d1e1", + "MovesSAN": "Rd1+ Nxd1 Rxd1+ Qe1 Rxe1#", + "Themes": "long mate mateIn3 middlegame pin sacrifice" + }, + { + "FEN": "4r1k1/pQ3Rpp/2p3q1/3P2B1/3P4/5N2/PP3PPP/6K1 b - - 2 21", + "PGN": "1. d4 d5 2. e3 Bf5 3. Bd3 Bxd3 4. Qxd3 Nf6 5. Nf3 e6 6. O-O Nc6 7. Nc3 Bd6 8. e4 e5 9. exd5 e4 10. Nxe4 Nb4 11. Nxf6+ Qxf6 12. Re1+ Be7 13. Qb5+ c6 14. Qxb4 O-O 15. Rxe7 Rfe8 16. Bg5 Qf5 17. Qxb7 Qxc2 18. Rxf7 Qg6 19. Re1 Rxe1+ 20. Nxe1 Re8 21. Nf3 *", + "Moves": "g6b1 g5c1 b1c1 f3e1 e8e1", + "MovesSAN": "Qb1+ Bc1 Qxc1+ Ne1 Rxe1#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "1r2r1k1/Q4p1p/5pp1/2PR4/8/7P/PR4P1/K7 b - - 0 27", + "PGN": "1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Nxf6+ exf6 6. Nf3 Bb4+ 7. c3 Be7 8. Bd3 O-O 9. Qc2 g6 10. Bf4 Bg4 11. O-O-O Qd5 12. c4 Qh5 13. Be2 Na6 14. h3 Bxf3 15. Bxf3 Qa5 16. Kb1 Nb4 17. Qb3 Qf5+ 18. Ka1 Qxf4 19. c5 Na6 20. Qxb7 Nc7 21. d5 cxd5 22. Bxd5 Nxd5 23. Rxd5 Rab8 24. Qxe7 Qxf2 25. Rb1 Rfe8 26. Qxa7 Qxb2+ 27. Rxb2 *", + "Moves": "e8e1 d5d1 e1d1 b2b1 d1b1", + "MovesSAN": "Re1+ Rd1 Rxd1+ Rb1 Rdxb1#", + "Themes": "endgame long mate mateIn3 queenRookEndgame" + }, + { + "FEN": "2kr4/ppp3Qp/1b6/8/2P5/P4N2/1Bq2PPP/5RK1 b - - 0 22", + "PGN": "1. d4 e5 2. dxe5 Nc6 3. Nf3 Qe7 4. Qd5 d6 5. exd6 Qxd6 6. Qb3 Bf5 7. a3 O-O-O 8. Nc3 Nf6 9. e3 Ne4 10. Bd3 Nxc3 11. bxc3 Bxd3 12. cxd3 Qxd3 13. Bb2 Nd4 14. Nxd4 Bc5 15. Rd1 Qe4 16. O-O Rhe8 17. Nf3 Rxd1 18. Rxd1 Bxe3 19. Rf1 Bb6 20. Qxf7 Rd8 21. Qxg7 Qc2 22. c4 *", + "Moves": "c2f2 f1f2 d8d1 f3e1 d1e1", + "MovesSAN": "Qxf2+ Rxf2 Rd1+ Ne1 Rxe1#", + "Themes": "long mate mateIn3 middlegame pin sacrifice" + }, + { + "FEN": "8/8/2BR2pp/3P1k2/8/5PK1/1r5P/5b2 b - - 0 40", + "PGN": "1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Be2 c5 8. Be3 Nc6 9. Nf3 Qa5 10. Qd2 cxd4 11. cxd4 Qxd2+ 12. Kxd2 O-O 13. Rhd1 f5 14. Bc4+ Kh8 15. Ke1 fxe4 16. Ng5 h6 17. Nxe4 Bf5 18. f3 Rad8 19. Rab1 b6 20. d5 Na5 21. Bb5 Nb7 22. Rbc1 Nd6 23. Nxd6 exd6 24. Rc7 Bc3+ 25. Kf2 Bg7 26. Rxa7 Ra8 27. Bxb6 Rxa7 28. Bxa7 Ra8 29. Bd4 Rxa2+ 30. Kg3 Rb2 31. Bc6 Bxd4 32. Rxd4 Kg7 33. Ra4 Bd3 34. Kh3 Bf1 35. Ra7+ Kf6 36. Rd7 Bxg2+ 37. Kg3 Ke5 38. Re7+ Kf5 39. Re6 Bf1 40. Rxd6 *", + "Moves": "b2g2 g3h4 g6g5 h4h5 g2h2", + "MovesSAN": "Rg2+ Kh4 g5+ Kh5 Rxh2#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "4r1k1/1p2qpp1/p6p/3Q4/4rb2/2P2N1P/PP3PP1/R3R1K1 b - - 0 25", + "PGN": "1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. Bd3 c5 5. exd5 exd5 6. dxc5 Bxc5 7. Ngf3 O-O 8. O-O Nc6 9. Nb3 Bd6 10. Bg5 h6 11. Bh4 Ne5 12. Bg3 Bg4 13. Be2 Ng6 14. Nbd4 Re8 15. Bb5 Re4 16. c3 a6 17. Ba4 Nf4 18. Bc2 Re8 19. Qd2 Ne4 20. Bxe4 Rxe4 21. Rfe1 Qe7 22. h3 Bxf3 23. Nxf3 Re8 24. Bxf4 Bxf4 25. Qxd5 *", + "Moves": "e4e1 a1e1 e7e1 f3e1 e8e1", + "MovesSAN": "Rxe1+ Rxe1 Qxe1+ Nxe1 Rxe1#", + "Themes": "kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "5rk1/p1p2qp1/4p3/1p2p1Qn/4P3/1P1P3R/P1P2PPP/R5K1 b - - 3 21", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. Nc3 Nf6 5. O-O O-O 6. Re1 h6 7. Na4 d6 8. Nxc5 dxc5 9. b3 Be6 10. Bxe6 fxe6 11. Ba3 Nd7 12. d3 Nd4 13. Re3 Nxf3+ 14. Rxf3 b6 15. Rg3 Nf6 16. Qd2 b5 17. Qxh6 Qe7 18. Bxc5 Qf7 19. Bxf8 Rxf8 20. Qg5 Nh5 21. Rh3 *", + "Moves": "f7f2 g1h1 f2f1 a1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "r1b1nr1k/p2np2p/6p1/q5P1/1pBb4/P2Q4/1PP5/RN2K1NR w KQ - 0 19", + "PGN": "1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Be2 Bg7 5. Be3 O-O 6. g4 c6 7. g5 Ne8 8. f4 b5 9. h4 Qa5 10. h5 b4 11. Nb1 Nd7 12. hxg6 fxg6 13. a3 c5 14. e5 cxd4 15. Bxd4 dxe5 16. fxe5 Bxe5 17. Bc4+ Kh8 18. Qd3 Bxd4 *", + "Moves": "h1h7 h8h7 d3h3 h7g7 h3h6", + "MovesSAN": "Rxh7+ Kxh7 Qh3+ Kg7 Qh6#", + "Themes": "attraction kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r2b4/ppq3p1/5kp1/2P1pNN1/1P1pp3/PQ6/3K1PP1/r7 w - - 0 26", + "PGN": "1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Qb6 6. a3 Nge7 7. dxc5 Qxc5 8. b4 Qb6 9. Bd3 Qc7 10. Bf4 Ng6 11. Bxg6 hxg6 12. Nbd2 f6 13. Qc2 Kf7 14. Bg3 Nxe5 15. Bxe5 fxe5 16. Ng5+ Kf6 17. h4 e4 18. c4 Be7 19. Qc3+ e5 20. c5 Bf5 21. Nf1 d4 22. Qb3 Bd8 23. Ng3 Rxh4 24. Nxf5 Rxh1+ 25. Kd2 Rxa1 *", + "Moves": "g5e4 f6f5 b3h3 f5e4 h3f3", + "MovesSAN": "Nxe4+ Kxf5 Qh3+ Kxe4 Qf3#", + "Themes": "long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "4r1rk/pp4bp/4qp2/3p1Q2/3P2R1/4B2P/PP6/6RK w - - 0 27", + "PGN": "1. e4 g6 2. d4 Bg7 3. f4 c5 4. c3 cxd4 5. cxd4 d5 6. e5 Nc6 7. Nc3 Nh6 8. Nf3 Bg4 9. Be3 O-O 10. Bd3 Nf5 11. Bxf5 Bxf5 12. O-O Bg4 13. h3 Bxf3 14. Qxf3 e6 15. Nb5 Ne7 16. Nd6 Rb8 17. g4 Nc8 18. Nxc8 Rxc8 19. f5 exf5 20. gxf5 f6 21. e6 gxf5 22. Qxf5 Qe7 23. Kh1 Kh8 24. Rg1 Rg8 25. Rg4 Rce8 26. Rag1 Qxe6 *", + "Moves": "f5h7 h8h7 g4h4 g7h6 h4h6", + "MovesSAN": "Qxh7+ Kxh7 Rh4+ Bh6 Rxh6#", + "Themes": "attraction long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "2k4r/ppp2pp1/4p3/2b2q1p/4r3/3Q3P/PP3PPN/3R1RK1 w - - 0 18", + "PGN": "1. e4 Nf6 2. Nc3 d5 3. exd5 Nxd5 4. Nxd5 Qxd5 5. d4 Nc6 6. Be3 Bf5 7. Nf3 Bg4 8. Be2 O-O-O 9. O-O e6 10. c4 Qf5 11. h3 h5 12. Nh2 Bxe2 13. Qxe2 Nxd4 14. Bxd4 Rxd4 15. Rad1 Re4 16. Qd3 Bd6 17. c5 Bxc5 *", + "Moves": "d3d7 c8b8 d7d8 h8d8 d1d8", + "MovesSAN": "Qd7+ Kb8 Qd8+ Rxd8 Rxd8#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "3r1r2/p2b3k/1qp1p2p/3pN1p1/6Q1/2P4R/PP3PPP/1R4K1 b - - 1 22", + "PGN": "1. e4 g6 2. Nf3 Bg7 3. d4 d6 4. e5 Nc6 5. exd6 cxd6 6. Bc4 e6 7. O-O Nge7 8. Bg5 h6 9. Be3 d5 10. Bb5 O-O 11. Bxc6 bxc6 12. c3 Kh7 13. Nbd2 Nf5 14. Re1 Qb6 15. Rb1 Bd7 16. Ne5 Bxe5 17. dxe5 Nxe3 18. Rxe3 f6 19. Nf3 fxe5 20. Nxe5 Rad8 21. Qg4 g5 22. Rh3 *", + "Moves": "b6f2 g1h1 f2f1 b1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "8/1p6/pkp5/2q5/2PNbQ2/1P6/PK1R4/2r5 b - - 4 46", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nge7 5. d4 exd4 6. Nxd4 Nxd4 7. Qxd4 Nc6 8. Bxc6 dxc6 9. Qxd8+ Kxd8 10. Bf4 Bd6 11. Bxd6 cxd6 12. Nd2 Be6 13. O-O-O Kc7 14. Rhe1 Rhe8 15. f3 Rad8 16. b3 f6 17. Kb2 d5 18. exd5 Bxd5 19. Nf1 Bf7 20. Rxe8 Rxe8 21. Ng3 h5 22. Rd2 Bg6 23. Ne2 Bf7 24. h4 g5 25. Ng3 Bg6 26. hxg5 fxg5 27. Rf2 Re1 28. f4 h4 29. Ne2 g4 30. g3 h3 31. Nd4 Be4 32. f5 Bg2 33. f6 h2 34. f7 h1=Q 35. f8=Q Rb1+ 36. Kc3 Qe1+ 37. Rd2 Qxg3+ 38. Rd3 Qe1+ 39. Rd2 Bd5 40. Qg7+ Kb6 41. Qxg4 Qe7 42. Qf4 Qc5+ 43. Kd3 Re1 44. c4 Be4+ 45. Kc3 Rc1+ 46. Kb2 *", + "Moves": "c1b1 b2c3 c5a5 b3b4 a5b4", + "MovesSAN": "Rb1+ Kc3 Qa5+ b4 Qxb4#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "3rr3/p4p1k/2pBn3/1p2Pqp1/2Q4p/5PR1/PP3P2/K6R w - - 0 32", + "PGN": "1. e4 e5 2. Bc4 Nf6 3. d4 exd4 4. c3 dxc3 5. Nxc3 d6 6. Bg5 Be7 7. Nf3 O-O 8. Qb3 Nc6 9. Qc2 Bg4 10. h3 Bxf3 11. gxf3 Ne5 12. Be2 h6 13. Bh4 Ng6 14. Bg3 Nh5 15. O-O-O Bg5+ 16. Kb1 Bf4 17. Rhg1 Qd7 18. Nd5 c6 19. Nxf4 Ngxf4 20. Bh4 Qxh3 21. Be7 Rfe8 22. Bxd6 Rad8 23. e5 Nxe2 24. Qxe2 Nf4 25. Qc4 Qf5+ 26. Ka1 Kh7 27. Rd4 g5 28. Rg4 Ne6 29. Rd1 h5 30. Rg3 h4 31. Rh1 b5 *", + "Moves": "c4h4 g5h4 h1h4 f5h5 h4h5", + "MovesSAN": "Qxh4+ gxh4 Rxh4+ Qh5 Rxh5#", + "Themes": "exposedKing long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "6k1/5ppp/2p5/Qb2q3/8/4N2P/P2r1PP1/6K1 w - - 0 30", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. O-O Nxe4 5. d4 d5 6. Bb5 exd4 7. Bxc6+ bxc6 8. Qxd4 Qf6 9. Qa4 Bc5 10. Be3 Bb6 11. Na3 O-O 12. c3 Nc5 13. Bxc5 Bxc5 14. Nd4 Bb7 15. Nac2 a5 16. Ne3 Bxd4 17. cxd4 Ba6 18. Rfe1 Bb5 19. Qd1 Rae8 20. Qg4 Re4 21. Qg3 Qxd4 22. Qxc7 Qxb2 23. Qxa5 d4 24. Nf5 Rxe1+ 25. Rxe1 d3 26. h3 d2 27. Rd1 Qe5 28. Ne3 Rd8 29. Rxd2 Rxd2 *", + "Moves": "a5a8 d2d8 a8d8 e5e8 d8e8", + "MovesSAN": "Qa8+ Rd8 Qxd8+ Qe8 Qxe8#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "3R4/4r1pk/5p1p/5P2/Q7/P6P/1q4B1/7K b - - 0 38", + "PGN": "1. e4 e5 2. Nc3 Bc5 3. Bc4 Nf6 4. d3 Nc6 5. h3 O-O 6. Nge2 Nd4 7. Be3 d6 8. O-O Be6 9. Bb3 c6 10. Kh1 d5 11. f4 Nxe2 12. Nxe2 Bxe3 13. fxe5 Nd7 14. Ng3 Qg5 15. Rf3 Nxe5 16. Rxe3 Qxe3 17. Nf5 Bxf5 18. exf5 Rfe8 19. Qh5 f6 20. Qh4 Qg5 21. Qf2 b5 22. Re1 a5 23. a3 a4 24. Ba2 Re7 25. Qc5 Rae8 26. d4 Qd2 27. Rg1 Nc4 28. Qxc6 h6 29. Qxd5+ Kh8 30. Qxb5 Qxd4 31. Bxc4 Rc8 32. Be6 Rxc2 33. Qxa4 Qxb2 34. Rd1 Rxg2 35. Rd8+ Kh7 36. Bg8+ Kh8 37. Bd5+ Kh7 38. Bxg2 *", + "Moves": "e7e1 h1h2 b2e5 a4f4 e5f4", + "MovesSAN": "Re1+ Kh2 Qe5+ Qf4 Qxf4#", + "Themes": "endgame exposedKing long mate mateIn3" + }, + { + "FEN": "2r2r2/1p3pk1/p5p1/2qPP3/7Q/1P4P1/P3PnBP/R4RK1 b - - 4 25", + "PGN": "1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 O-O 5. Nf3 c6 6. O-O d6 7. d4 Bg4 8. Bg5 h6 9. Be3 Nbd7 10. Qc1 Qc7 11. Bxh6 Bxf3 12. Bxf3 e5 13. d5 cxd5 14. Nxd5 Nxd5 15. Bxd5 Nf6 16. Bxg7 Kxg7 17. Bg2 Rac8 18. Qg5 Qd7 19. b3 a6 20. f4 d5 21. fxe5 Ne4 22. Qh4 Qc6 23. cxd5 Qc5+ 24. Kh1 Nf2+ 25. Kg1 *", + "Moves": "f2h3 g1h1 c5g1 f1g1 h3f2", + "MovesSAN": "Nh3+ Kh1 Qg1+ Rxg1 Nf2#", + "Themes": "doubleCheck kingsideAttack long mate mateIn3 middlegame sacrifice smotheredMate" + }, + { + "FEN": "3n3k/ppp1R1pp/6q1/8/P7/5r1P/1P3PP1/4R1K1 w - - 0 29", + "PGN": "1. e4 e5 2. Nf3 Bb4 3. Bc4 d6 4. c3 Bc5 5. d4 exd4 6. cxd4 Bb4+ 7. Bd2 Bxd2+ 8. Nbxd2 Bg4 9. Qc2 Nf6 10. O-O O-O 11. Rfe1 Nc6 12. e5 dxe5 13. dxe5 Nd7 14. e6 fxe6 15. Bxe6+ Bxe6 16. Rxe6 Nb6 17. Rae1 Qd5 18. a3 Rad8 19. Qe4 Qh5 20. Nc4 Nxc4 21. Qxc4 Kh8 22. h3 Rd7 23. Ne5 Rd4 24. Qb3 Nd8 25. Re7 Rdf4 26. Nf3 Qg6 27. a4 Rxf3 28. Qxf3 Rxf3 *", + "Moves": "e7e8 g6e8 e1e8 f3f8 e8f8", + "MovesSAN": "Re8+ Qxe8 Rxe8+ Rf8 Rxf8#", + "Themes": "backRankMate endgame fork long mate mateIn3" + }, + { + "FEN": "5rk1/1Q3ppp/8/1p2b2r/4p3/4B1qP/PP4P1/2R2R1K w - - 6 28", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 a6 6. N5a3 Nf6 7. Bd3 d5 8. exd5 Qxd5 9. O-O Bc5 10. Nc3 Qd8 11. Nc4 b5 12. Ne3 O-O 13. Ne4 Ba7 14. Nxf6+ Qxf6 15. Be4 Bb7 16. Nd5 Qh4 17. Qd3 Nd4 18. c3 Bxd5 19. Bxd5 Rad8 20. cxd4 Rxd5 21. Qa3 Bxd4 22. Qxa6 Bxf2+ 23. Kh1 Bg3 24. h3 e4 25. Qb7 Rh5 26. Be3 Be5 27. Rac1 Qg3 *", + "Moves": "b7f7 f8f7 c1c8 f7f8 f1f8", + "MovesSAN": "Qxf7+ Rxf7 Rc8+ Rf8 Rfxf8#", + "Themes": "long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "5r1k/p2R2p1/1p5p/4Q3/1P6/r7/2q2PPP/4R1K1 b - - 3 28", + "PGN": "1. e4 e5 2. Nc3 Nf6 3. Bc4 Bb4 4. d3 O-O 5. Ne2 c6 6. Bg5 h6 7. Bh4 d5 8. exd5 cxd5 9. Bxf6 Qxf6 10. Bxd5 Be6 11. Bxe6 fxe6 12. O-O Nc6 13. Ne4 Qd8 14. N2c3 Nd4 15. a3 Ba5 16. b4 Bb6 17. Na4 Bc7 18. Nac5 b6 19. Na6 Rc8 20. Nxc7 Rxc7 21. c3 Nb5 22. Qb3 Qxd3 23. Qxe6+ Kh8 24. Rfe1 Nxc3 25. Nxc3 Rxc3 26. Qxe5 Rxa3 27. Rad1 Qc2 28. Rd7 *", + "Moves": "c2f2 g1h1 f2f1 e1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "5r2/p1r2p2/1p5k/3Q2R1/4Pp1P/5P2/PPP1q1P1/1K1R4 b - - 2 33", + "PGN": "1. d4 d5 2. Nc3 Nf6 3. Bg5 c6 4. Nf3 h6 5. Bh4 Bf5 6. e3 Nbd7 7. Bd3 e6 8. Bxf5 exf5 9. Qd3 g6 10. Ne5 Bg7 11. O-O-O O-O 12. Kb1 c5 13. Nxd7 Qxd7 14. dxc5 Rfd8 15. Bxf6 Bxf6 16. Nxd5 Qc6 17. Nxf6+ Qxf6 18. Qf1 Rdc8 19. Rd6 Qe5 20. Qd3 Qxc5 21. Rd1 Qa5 22. Qb3 b6 23. Rxg6+ Kf8 24. Rxh6 Kg7 25. Rhd6 Rc7 26. R6d5 Rc5 27. Rd7 Rf8 28. e4 f4 29. f3 Qa6 30. R7d5 Rc7 31. Rg5+ Kh6 32. h4 Qe2 33. Qd5 *", + "Moves": "e2c2 b1a1 c2c1 d1c1 c7c1", + "MovesSAN": "Qxc2+ Ka1 Qc1+ Rxc1 Rxc1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "5rk1/p2QR3/1p4pp/2p4n/2P2q2/8/PP3PPP/3R2K1 b - - 0 28", + "PGN": "1. d4 f5 2. Nc3 Nf6 3. Bf4 g6 4. e3 Bg7 5. Bd3 d6 6. Nf3 O-O 7. O-O c6 8. e4 fxe4 9. Nxe4 Nxe4 10. Bxe4 Rxf4 11. Qd3 Rxe4 12. Qxe4 Bf5 13. Qe3 Nd7 14. c3 Qc7 15. Rfe1 e5 16. dxe5 dxe5 17. Ng5 Rf8 18. Rad1 h6 19. Nf3 Nb6 20. Qc5 Nd5 21. c4 Nf4 22. Nxe5 Bxe5 23. Rxe5 b6 24. Qe3 Nh5 25. Re7 Qf4 26. Qb3 c5 27. Qa4 Bd7 28. Qxd7 *", + "Moves": "f4f2 g1h1 f2f1 d1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "2k5/7p/p1p5/1p2Q3/1P6/PnB1qP2/4N1rP/3K3R b - - 0 38", + "PGN": "1. c4 e5 2. Qc2 Nf6 3. e3 d5 4. a3 Nc6 5. b4 dxc4 6. Bxc4 Bg4 7. Nc3 Qd7 8. Bb2 O-O-O 9. f3 Be6 10. Bb5 a6 11. Ba4 b5 12. Bb3 Bxb3 13. Qxb3 Qxd2+ 14. Kf1 Qd3+ 15. Nge2 Qxe3 16. Qxf7 Bd6 17. Qxg7 Nh5 18. Qg4+ Kb8 19. Qxh5 Nd4 20. Rd1 Nb3 21. Qg4 Rhg8 22. Qh4 Nd2+ 23. Ke1 Nb3 24. Nd5 Qa7 25. Ne7 Bxe7 26. Qxe7 Rxd1+ 27. Kxd1 Qe3 28. Bc3 Rxg2 29. Qd8+ Kb7 30. Qd5+ c6 31. Qd7+ Kb8 32. Qd8+ Kb7 33. Qe7+ Kc8 34. Qxe5 *", + "Moves": "e3d3 d1e1 d3b1 e2c1 b1c1", + "MovesSAN": "Qd3+ Ke1 Qb1+ Nc1 Qxc1#", + "Themes": "exposedKing long mate mateIn3 middlegame" + }, + { + "FEN": "1r2n2k/1p2RQbp/p5p1/3P4/6P1/7P/q4P2/6K1 w - - 0 30", + "PGN": "1. e4 g6 2. Nf3 Bg7 3. d4 d6 4. Bd3 Nf6 5. c4 O-O 6. Nc3 c6 7. O-O Bg4 8. Be3 Nbd7 9. h3 Bxf3 10. Qxf3 e5 11. Rfe1 a6 12. Rad1 Qc7 13. Qg3 Nh5 14. Qg4 exd4 15. Nd5 cxd5 16. exd5 dxe3 17. Rxe3 Ne5 18. Qe2 Nxd3 19. Qxd3 Bxb2 20. Rb1 Bg7 21. g4 Nf6 22. Qe2 Rab8 23. Re7 Qc8 24. Rb6 Re8 25. Rxd6 Rxe7 26. Qxe7 Ne8 27. Rd7 Qxc4 28. Qxf7+ Kh8 29. Re7 Qxa2 *", + "Moves": "e7e8 b8e8 f7e8 g7f8 e8f8", + "MovesSAN": "Rxe8+ Rxe8 Qxe8+ Bf8 Qxf8#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "rnb2r1k/p5pp/1p2Bb2/4N3/3qp3/1Q6/PP3PPP/R4RK1 w - - 1 18", + "PGN": "1. d4 f5 2. Bf4 Nf6 3. Nf3 e6 4. e3 Be7 5. Nbd2 O-O 6. Bc4 d5 7. Be2 b6 8. c3 c5 9. Ne5 cxd4 10. exd4 Ne4 11. Nxe4 fxe4 12. Bg4 Rxf4 13. O-O Rf8 14. c4 Bf6 15. cxd5 Qxd5 16. Qb3 Qxd4 17. Bxe6+ Kh8 *", + "Moves": "e5g6 h7g6 b3h3 f6h4 h3h4", + "MovesSAN": "Ng6+ hxg6 Qh3+ Bh4 Qxh4#", + "Themes": "kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "5rk1/pp2q3/2p3N1/3p2bQ/3P2p1/4P1P1/PP4PP/4R1K1 b - - 2 27", + "PGN": "1. d4 e6 2. Nf3 f5 3. Bf4 Nf6 4. e3 d5 5. Nbd2 Nbd7 6. Bd3 Ne4 7. O-O Ndf6 8. Ne5 Be7 9. Ndf3 O-O 10. Ng5 Nxg5 11. Bxg5 h6 12. Bh4 g5 13. Bg3 Qe8 14. c4 c6 15. Qa4 Nh5 16. cxd5 exd5 17. Be2 Nxg3 18. fxg3 g4 19. Bd3 Bg5 20. Rae1 h5 21. Qc2 Kg7 22. Bxf5 Bxf5 23. Rxf5 Qe7 24. Rxf8 Rxf8 25. Qg6+ Kh8 26. Qxh5+ Kg8 27. Ng6 *", + "Moves": "e7e3 e1e3 g5e3 g1h1 f8f1", + "MovesSAN": "Qxe3+ Rxe3 Bxe3+ Kh1 Rf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "4r1k1/p1b1rpp1/2p1q1np/2P5/2N5/P1BP1Q2/5PPP/3RR1K1 b - - 2 30", + "PGN": "1. e4 d5 2. Nf3 Bg4 3. exd5 Qxd5 4. Be2 e5 5. Nc3 Qe6 6. d3 Nc6 7. O-O Nf6 8. Be3 Bd6 9. Ng5 Bxe2 10. Qxe2 Qe7 11. Rfe1 h6 12. Nf3 O-O 13. Rad1 Ng4 14. Bc1 Rfe8 15. Nd5 Qe6 16. Qe4 Nf6 17. Nxf6+ Qxf6 18. c3 Rab8 19. b3 Ne7 20. Bb2 c6 21. c4 Ng6 22. a3 Re7 23. b4 Rbe8 24. c5 Bc7 25. Nd2 b6 26. Nc4 bxc5 27. bxc5 Qe6 28. Qf3 Nf4 29. Bxe5 Ng6 30. Bc3 *", + "Moves": "e6e1 c3e1 e7e1 d1e1 e8e1", + "MovesSAN": "Qxe1+ Bxe1 Rxe1+ Rxe1 Rxe1#", + "Themes": "kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "6k1/2R2ppp/8/2p5/8/P5P1/3rq1PP/1r4RK w - - 1 26", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. cxd4 Bb4+ 7. Nc3 Nxe4 8. O-O Nxc3 9. bxc3 Bxc3 10. Rb1 O-O 11. Qb3 Bxd4 12. Nxd4 Nxd4 13. Qd3 c5 14. Qg3 d5 15. Bh6 Qf6 16. Bxd5 Ne2+ 17. Kh1 Nxg3+ 18. fxg3 Qxh6 19. Bxb7 Bxb7 20. Rxb7 Rad8 21. Rxa7 Rd2 22. Rc7 Qa6 23. Ra1 Qe2 24. Rg1 Rb8 25. a3 Rb1 *", + "Moves": "c7c8 d2d8 c8d8 e2e8 d8e8", + "MovesSAN": "Rc8+ Rd8 Rxd8+ Qe8 Rxe8#", + "Themes": "backRankMate endgame long mate mateIn3 queenRookEndgame" + }, + { + "FEN": "7R/5R1p/1b2p1pk/8/1p6/1P1b2PP/3p3K/3r4 w - - 0 48", + "PGN": "1. c4 Nf6 2. Nc3 g6 3. Nf3 Bg7 4. g3 O-O 5. Bg2 c6 6. O-O d6 7. d4 Qb6 8. Qc2 Qa6 9. b3 b5 10. Nd2 Bb7 11. e4 e5 12. dxe5 dxe5 13. cxb5 cxb5 14. a4 b4 15. Nb5 Rc8 16. Qb1 Qe6 17. Nc4 Nc6 18. Nbd6 Rc7 19. Nb5 Rd7 20. Be3 a6 21. Nb6 axb5 22. Nxa8 Nd4 23. axb5 Ng4 24. Bxd4 exd4 25. h3 Ne5 26. f4 Rd8 27. Nc7 Qb6 28. fxe5 Qxc7 29. e6 fxe6 30. Qd3 Qc3 31. Rfd1 Rc8 32. Ra7 Qxd3 33. Rxd3 Rc3 34. Rd1 Bc8 35. b6 d3 36. Kh2 Bd4 37. Ra8 Bxb6 38. Bf1 Rc2+ 39. Kh1 d2 40. Be2 Kf7 41. Rf1+ Kg7 42. Kg2 Bb7 43. Raf8 Bxe4+ 44. Kh2 Rc1 45. Bd1 Bd3 46. R1f7+ Kh6 47. Rh8 Rxd1 *", + "Moves": "h8h7 h6g5 h3h4 g5g4 f7f4", + "MovesSAN": "Rhxh7+ Kg5 h4+ Kg4 Rf4#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "4r3/6k1/1NP1P3/p2B1Kp1/P4pPp/1P1R3P/8/4r3 b - - 4 47", + "PGN": "1. d4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 O-O 5. b3 d6 6. Bb2 c5 7. O-O cxd4 8. Bxd4 Nc6 9. Bb2 e5 10. c4 b6 11. Nc3 Bb7 12. e3 Qd7 13. Qd2 Rac8 14. Rfd1 Nb4 15. Qxd6 Qxd6 16. Rxd6 e4 17. Ng5 Nd3 18. Rxd3 exd3 19. Bxb7 Rcd8 20. Rd1 d2 21. Nd5 Nxd5 22. Bxg7 Nxe3 23. fxe3 Kxg7 24. Bd5 Rde8 25. Kf2 Re5 26. Nf3 Rf5 27. Rxd2 h5 28. h3 Rf6 29. e4 a5 30. Kg2 Rd6 31. e5 Rd7 32. Ng5 Re7 33. e6 f6 34. Nf3 Rb8 35. Nd4 Rf8 36. Nc6 Ree8 37. a4 f5 38. Ne5 f4 39. Nd7 Rf5 40. Nxb6 Rg5 41. Rd3 h4 42. g4 Re5 43. Kf3 g5 44. c5 Re1 45. c6 Rh1 46. Ke4 Re1+ 47. Kf5 *", + "Moves": "e8f8 f5g5 e1e5 g5h4 f8h8", + "MovesSAN": "Rf8+ Kxg5 Re5+ Kxh4 Rh8#", + "Themes": "endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "6k1/Q4ppp/bp2P3/8/1n6/4P1N1/PPr1RPPq/R2K4 b - - 2 26", + "PGN": "1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 Be7 6. e3 c6 7. Bd3 O-O 8. Qc2 Nbd7 9. Nge2 Re8 10. Bh4 Ne4 11. Bxe7 Qxe7 12. O-O Ndf6 13. Rfe1 Ng4 14. Bxe4 Qh4 15. Ng3 Qxh2+ 16. Kf1 dxe4 17. Ncxe4 b6 18. Qxc6 Ba6+ 19. Re2 Rac8 20. Qd7 Rxe4 21. Ke1 Re6 22. d5 Ne5 23. Qxa7 Nd3+ 24. Kd2 Nb4 25. dxe6 Rc2+ 26. Kd1 *", + "Moves": "a6e2 g3e2 h2h1 e2g1 h1g1", + "MovesSAN": "Bxe2+ Nxe2 Qh1+ Ng1 Qxg1#", + "Themes": "exposedKing long mate mateIn3 middlegame" + }, + { + "FEN": "5r1k/6pp/4Q3/4N3/3P3q/8/P4RPP/R5K1 b - - 0 22", + "PGN": "1. e4 d5 2. exd5 c6 3. d4 cxd5 4. c4 Bf5 5. Nc3 e6 6. cxd5 exd5 7. Qb3 Nd7 8. Nxd5 Be6 9. Bc4 Bd6 10. Nf3 Ne7 11. Nxe7 Qxe7 12. Bxe6 Bb4+ 13. Bd2 Bxd2+ 14. Nxd2 fxe6 15. O-O O-O 16. Qxb7 Rab8 17. Qxa7 Rxb2 18. Nc4 Rc2 19. Ne5 Qh4 20. Qxd7 Rcxf2 21. Qxe6+ Kh8 22. Rxf2 *", + "Moves": "h4f2 g1h1 f2f1 a1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "7k/5rpp/2p5/4b3/P7/2qP1P1P/2P2P2/1R2R1K1 w - - 2 33", + "PGN": "1. e4 e5 2. Nf3 d5 3. exd5 c5 4. dxc6 bxc6 5. Bc4 Qa5 6. Qe2 Bd6 7. Nc3 Bg4 8. h3 Bxf3 9. Qxf3 Nf6 10. O-O O-O 11. Re1 Qc5 12. Bb3 a5 13. a4 Nbd7 14. d3 Qb6 15. Be3 Qc7 16. Ne4 Nxe4 17. Qxe4 Kh8 18. Rac1 f5 19. Qc4 f4 20. Bd2 Nb6 21. Qe4 Rac8 22. Bxa5 Qa7 23. Bxb6 Qxb6 24. Qf3 Bb8 25. Ba2 Qxb2 26. Be6 Rc7 27. Qe4 Re7 28. Bb3 f3 29. gxf3 Ref7 30. Bxf7 Rxf7 31. Qxe5 Bxe5 32. Rb1 Qc3 *", + "Moves": "b1b8 e5b8 e1e8 f7f8 e8f8", + "MovesSAN": "Rb8+ Bxb8 Re8+ Rf8 Rxf8#", + "Themes": "backRankMate endgame fork long mate mateIn3 sacrifice" + }, + { + "FEN": "6k1/2r3p1/2q5/p6Q/8/1P5P/PP6/1K2R3 b - - 2 34", + "PGN": "1. e4 d5 2. exd5 Nf6 3. Nc3 c6 4. d6 exd6 5. Qe2+ Be7 6. d4 Bg4 7. f3 Bh5 8. Be3 Nbd7 9. O-O-O a5 10. Nh3 b5 11. g4 Bg6 12. Nf4 b4 13. Na4 b3 14. cxb3 Nd5 15. Nxg6 fxg6 16. Bd2 O-O 17. Qc4 Bg5 18. f4 Bxf4 19. Bxf4 Rxf4 20. Bg2 Kh8 21. Bxd5 cxd5 22. Qxd5 Rc8+ 23. Kb1 Rxg4 24. Qxd6 h5 25. h3 Re4 26. Qxg6 Nf6 27. Nc5 Rxd4 28. Rxd4 Qxd4 29. Ne6 Qd7 30. Nf4 Qc6 31. Rf1 Rc7 32. Nxh5 Nxh5 33. Qxh5+ Kg8 34. Re1 *", + "Moves": "c6c2 b1a1 c2c1 e1c1 c7c1", + "MovesSAN": "Qc2+ Ka1 Qc1+ Rxc1 Rxc1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "6k1/p6p/1p4p1/2b1Q3/4Bp2/7P/5qPK/8 w - - 4 42", + "PGN": "1. d4 f5 2. e3 Nf6 3. Bc4 e6 4. Nf3 d5 5. Bb3 Bd6 6. c4 c6 7. c5 Bc7 8. Nc3 Nbd7 9. O-O O-O 10. h3 Ne4 11. Nxe4 fxe4 12. Ne5 Nxe5 13. dxe5 Bxe5 14. Bc2 Qe7 15. f4 exf3 16. Rxf3 Qxc5 17. Rxf8+ Qxf8 18. Qd3 g6 19. Rb1 Qg7 20. b3 Bd7 21. Ba3 Bf6 22. Rf1 e5 23. Qc3 b6 24. Bd6 Re8 25. Ba3 c5 26. Qd3 Bc6 27. e4 Rd8 28. exd5 Rxd5 29. Qc4 Kh8 30. Qe2 Rd4 31. Bb2 Rf4 32. Rxf4 exf4 33. Qg4 Bxb2 34. Qc8+ Qg8 35. Qxc6 Bd4+ 36. Kh2 Qf7 37. Qe4 Kg7 38. b4 Qxa2 39. bxc5 Bxc5 40. Qe5+ Kg8 41. Be4 Qf2 *", + "Moves": "e4d5 g8f8 e5f6 f8e8 d5c6", + "MovesSAN": "Bd5+ Kf8 Qf6+ Ke8 Bc6#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "1b3rk1/7p/R4p2/1p1p2qB/2pP4/2P5/4QRP1/7K b - - 6 41", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 Nd4 4. Nxd4 exd4 5. O-O a6 6. Bc4 b5 7. Be2 Bb7 8. d3 Bc5 9. c3 Ne7 10. Nd2 dxc3 11. bxc3 O-O 12. Nf3 Ng6 13. Re1 d5 14. e5 Bb6 15. d4 c5 16. Ba3 Rc8 17. Rc1 c4 18. Bxf8 Qxf8 19. Qc2 Bc6 20. Rb1 Bd7 21. a4 Qe7 22. axb5 axb5 23. Rb2 Nf4 24. Reb1 Qe8 25. Bd1 f6 26. exf6 gxf6 27. Qd2 Nd3 28. Ra2 Bc7 29. Rba1 Bf4 30. Qc2 Bf5 31. Be2 Bg6 32. Qd1 Bb8 33. Nh4 Nf4 34. Nxg6 Qxg6 35. Bf3 Rd8 36. h3 Nxh3+ 37. Kh1 Nxf2+ 38. Rxf2 Qh6+ 39. Bh5 Rf8 40. Ra6 Qg5 41. Qe2 *", + "Moves": "g5h4 h1g1 h4h2 g1f1 h2h1", + "MovesSAN": "Qh4+ Kg1 Qh2+ Kf1 Qh1#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "rn1r2k1/ppq2ppp/8/6B1/2P1Q3/8/PP2PPPP/R3KB1R b KQ - 0 13", + "PGN": "1. c4 e5 2. Nc3 Nf6 3. Nf3 Bc5 4. Nxe5 d6 5. Nf3 Bg4 6. d4 Bxf3 7. dxc5 Bc6 8. cxd6 O-O 9. dxc7 Qxc7 10. Bg5 Rd8 11. Qc2 Ne4 12. Nxe4 Bxe4 13. Qxe4 *", + "Moves": "c7a5 b2b4 a5b4 g5d2 b4d2", + "MovesSAN": "Qa5+ b4 Qxb4+ Bd2 Qxd2#", + "Themes": "fork long mate mateIn3 middlegame" + }, + { + "FEN": "2r1k2r/pp1nnppp/4p3/4P3/Q7/2q2N2/P1P2PPP/3R2K1 w k - 0 22", + "PGN": "1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nf3 e6 5. Bd3 Bxd3 6. Qxd3 Qa5+ 7. Bd2 Qa6 8. Qe3 Nd7 9. Ng1 c5 10. dxc5 Bxc5 11. Qe2 Qb6 12. Bc3 d4 13. b4 dxc3 14. bxc5 Qb2 15. Nf3 Qxa1 16. O-O Ne7 17. Qb5 Qb2 18. Qc4 Rc8 19. Rd1 Nxc5 20. Nxc3 Nd7 21. Qa4 Qxc3 *", + "Moves": "a4d7 e8f8 d7d8 c8d8 d1d8", + "MovesSAN": "Qxd7+ Kf8 Qd8+ Rxd8 Rxd8#", + "Themes": "backRankMate long mate mateIn3 middlegame" + }, + { + "FEN": "N1b2rk1/pp1p1ppp/1q1P4/4N3/8/3Q4/PP3nPP/2R2RK1 b - - 0 18", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 Bd6 4. Be3 Nf6 5. Bd3 O-O 6. d5 Ne7 7. O-O c6 8. c4 cxd5 9. cxd5 Ng6 10. Nc3 Qe7 11. Rc1 Bc5 12. Bxc5 Qxc5 13. Nb5 Qb6 14. d6 Nf4 15. Nxe5 Nxd3 16. Qxd3 Nxe4 17. Nc7 Nxf2 18. Nxa8 *", + "Moves": "f2h3 g1h1 b6g1 f1g1 h3f2", + "MovesSAN": "Nh3+ Kh1 Qg1+ Rxg1 Nf2#", + "Themes": "doubleCheck kingsideAttack long mate mateIn3 middlegame sacrifice smotheredMate" + }, + { + "FEN": "8/8/1p1p4/8/2P1R3/2R1K3/P4rr1/5k2 b - - 10 49", + "PGN": "1. c4 e5 2. Nc3 d6 3. Nf3 b6 4. d4 exd4 5. Nxd4 Bb7 6. Bf4 Nf6 7. e3 Be7 8. Nf3 O-O 9. Be2 Ne4 10. O-O Nd7 11. Nd5 Bf6 12. Nxf6+ Ndxf6 13. Qc2 Re8 14. Bd3 Nc5 15. Bg5 Nxd3 16. Qxd3 Bxf3 17. gxf3 h6 18. Bh4 Re6 19. Kh1 g5 20. Bg3 Nh5 21. Rg1 Qf6 22. f4 g4 23. Qe2 Nxg3+ 24. Rxg3 h5 25. h3 Qh4 26. Rag1 f5 27. Qf3 Re4 28. Qd1 Rae8 29. Qd5+ Kg7 30. Qxf5 Kh6 31. Qg5+ Qxg5 32. fxg5+ Kxg5 33. hxg4 hxg4 34. f4+ Kf5 35. Rxg4 Rxe3 36. Rg7 Kxf4 37. Rf7+ Ke4 38. Rg4+ Kd3 39. Rxc7 Rh8+ 40. Kg1 Re1+ 41. Kf2 Re2+ 42. Kf3 Rf8+ 43. Kg3 Rxb2 44. Rxa7 Rff2 45. Ra3+ Ke2 46. Re4+ Kf1 47. Rc3 Rg2+ 48. Kf4 Rbf2+ 49. Ke3 *", + "Moves": "g2g3 e3d4 f2d2 c3d3 d2d3", + "MovesSAN": "Rg3+ Kd4 Rd2+ Rd3 Rdxd3#", + "Themes": "endgame exposedKing long mate mateIn3 rookEndgame" + }, + { + "FEN": "r4rk1/p4q1p/6pQ/2p1B3/4p3/4R3/PPP3PP/4R1K1 b - - 7 24", + "PGN": "1. e4 e5 2. Nf3 d6 3. d4 exd4 4. Nxd4 c5 5. Bb5+ Bd7 6. Bxd7+ Nxd7 7. Nf5 g6 8. Nxd6+ Bxd6 9. Qxd6 Qe7 10. Qd5 Ngf6 11. Qxb7 O-O 12. O-O Nxe4 13. Re1 f5 14. f3 Rfb8 15. Qd5+ Kg7 16. fxe4 Nf6 17. Qd2 Nxe4 18. Qh6+ Kh8 19. Nc3 Qb7 20. Nxe4 fxe4 21. Bf4 Rf8 22. Be5+ Kg8 23. Re3 Qf7 24. Rae1 *", + "Moves": "f7f2 g1h1 f2f1 e1f1 f8f1", + "MovesSAN": "Qf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "4q1rk/2r3p1/3p1p1p/3P1P2/4P2R/4QP2/2p2K2/7R w - - 0 48", + "PGN": "1. e4 e5 2. Nf3 d6 3. d4 exd4 4. Nxd4 Be7 5. Nc3 Nf6 6. Bc4 O-O 7. O-O a6 8. Bb3 c5 9. Nf3 Nc6 10. a3 Bg4 11. h3 Bh5 12. Be3 Ne5 13. Kh1 Qd7 14. Kh2 Qc7 15. Nd5 Qd8 16. Nxf6+ Bxf6 17. Rg1 Qc7 18. Bd5 Bxf3 19. gxf3 Nd7 20. c4 Rae8 21. Rb1 Nb6 22. Rg2 Nxd5 23. cxd5 Qc8 24. Qg1 Kh8 25. Bg5 Bxg5 26. Rxg5 Rg8 27. Qg2 f6 28. Rg3 Re7 29. Rg1 Qc7 30. f4 Qb6 31. f3 c4 32. f5 Qd4 33. h4 Qe5 34. Kh1 Qf4 35. Rg4 Qh6 36. Qh2 Rd7 37. h5 b5 38. Qh3 a5 39. Qh2 b4 40. axb4 axb4 41. Qe2 Qxh5+ 42. Kg2 Rc7 43. Rh1 Qe8 44. Rgh4 h6 45. Qe3 c3 46. bxc3 bxc3 47. Kf2 c2 *", + "Moves": "h4h6 g7h6 e3h6 c7h7 h6h7", + "MovesSAN": "Rxh6+ gxh6 Qxh6+ Rh7 Qxh7#", + "Themes": "endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "5rk1/pp1n2p1/2p2q1p/7Q/3P4/P1B1P3/1P4PP/R5K1 b - - 3 22", + "PGN": "1. f4 d5 2. d4 Bf5 3. Nf3 Nc6 4. a3 Nf6 5. c4 e6 6. cxd5 exd5 7. e3 Be4 8. Be2 h6 9. O-O Bd6 10. Ne5 Nd7 11. Bf3 Bxe5 12. fxe5 O-O 13. Nc3 Bxf3 14. Qxf3 Ne7 15. Nxd5 Nxd5 16. Qxd5 c6 17. Qf3 Qe7 18. Qh5 f6 19. exf6 Rxf6 20. Rxf6 Qxf6 21. Bd2 Rf8 22. Bc3 *", + "Moves": "f6f2 g1h1 f2f1 a1f1 f8f1", + "MovesSAN": "Qf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "2k2r2/B2rR1bp/b1p1Q1p1/8/8/2P1K3/PP4PP/RN6 b - - 4 24", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. Bb5 e5 4. Bxc6 bxc6 5. Nxe5 Qe7 6. d4 f6 7. Nf3 d5 8. c3 dxe4 9. Nfd2 f5 10. O-O Nf6 11. f3 g6 12. fxe4 Nxe4 13. Nxe4 fxe4 14. Be3 cxd4 15. Bxd4 Bg7 16. Qa4 Bb7 17. Qb3 O-O-O 18. Bxa7 e3 19. Rf7 e2 20. Rxe7 Rd1+ 21. Kf2 Rf8+ 22. Kxe2 Rd7 23. Qe6 Ba6+ 24. Ke3 *", + "Moves": "g7h6 e3e4 a6d3 e4e5 h6f4", + "MovesSAN": "Bh6+ Ke4 Bd3+ Ke5 Bf4#", + "Themes": "exposedKing long mate mateIn3 middlegame" + }, + { + "FEN": "1n4rk/4N1b1/2pR4/p2p4/3P4/2P1P3/P1B1K2p/8 w - - 4 51", + "PGN": "1. d4 d5 2. Bf4 Nc6 3. e3 g6 4. c3 Bg7 5. Bd3 a6 6. Nd2 Nf6 7. Ngf3 Bg4 8. h3 Bxf3 9. Qxf3 O-O 10. g4 b5 11. h4 e6 12. h5 b4 13. hxg6 fxg6 14. Qh3 bxc3 15. bxc3 Qe7 16. g5 Nh5 17. Qg4 e5 18. Rxh5 gxh5 19. Qxh5 e4 20. Bc2 Rf5 21. Ke2 h6 22. Rh1 Rxg5 23. Bxg5 Qxg5 24. Qh3 Qf6 25. Nb3 Rf8 26. Rh2 Qf3+ 27. Qxf3 Rxf3 28. Nc5 Nb8 29. Ne6 c6 30. Rg2 Rf7 31. Nd8 Rd7 32. Ne6 Rb7 33. Bb3 a5 34. Rg6 Re7 35. Nf4 Kh7 36. f3 exf3+ 37. Kxf3 Rf7 38. Bc2 Kh8 39. Ke2 Rb7 40. Kd2 Rb2 41. Ne6 Rb7 42. Nc5 Rf7 43. Ke2 h5 44. Rd6 h4 45. Rd8+ Rf8 46. Rd6 h3 47. Ne6 Rg8 48. Nf4 h2 49. Ng6+ Kh7 50. Ne7+ Kh8 *", + "Moves": "e7g6 h8h7 g6e5 h7h8 e5f7", + "MovesSAN": "Ng6+ Kh7 Ne5+ Kh8 Nf7#", + "Themes": "discoveredAttack endgame exposedKing long mate mateIn3" + }, + { + "FEN": "1R6/5p2/4pN1k/2b1P1pp/5P2/5KP1/r6P/8 w - - 0 41", + "PGN": "1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Ba3 O-O 8. Bc4 b6 9. Ne2 Bb7 10. f3 c5 11. O-O Nc6 12. dxc5 Qc7 13. Rc1 Rfd8 14. Qa4 Ne5 15. Ba6 Bxa6 16. Qxa6 Nd3 17. Rcd1 Nxc5 18. Bxc5 Qxc5+ 19. Kh1 Qe3 20. Nd4 Qxc3 21. Nb5 Rxd1 22. Rxd1 Qc2 23. Rg1 Rd8 24. Qxa7 Qc5 25. a4 h5 26. Qc7 Qxc7 27. Nxc7 Rd2 28. Rb1 Bd4 29. g3 e6 30. Na8 Rf2 31. f4 Re2 32. e5 Ra2 33. Nxb6 Kg7 34. Nc4 Rxa4 35. Nd6 Ra7 36. Rb8 Ra1+ 37. Kg2 Ra2+ 38. Kf3 Bc5 39. Ne8+ Kh6 40. Nf6 g5 *", + "Moves": "b8h8 h6g6 h8g8 g6f5 g8g5", + "MovesSAN": "Rh8+ Kg6 Rg8+ Kf5 Rxg5#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "1r6/4k2p/p1Bp4/4p1N1/1r2P1n1/8/P5PP/5RK1 w - - 4 30", + "PGN": "1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 e5 5. Nf3 Nc6 6. Bc4 Be7 7. Qd5 d6 8. Qxf7+ Kd7 9. Qxg7 Nf6 10. O-O a6 11. Re1 Kc7 12. Nd5+ Nxd5 13. Bxd5 Nb4 14. Bb3 Nd3 15. Rd1 Nc5 16. Bd5 Be6 17. Bg5 Kd7 18. Bxe7 Qxe7 19. Qxe7+ Kxe7 20. b4 Na4 21. Bxb7 Rab8 22. Bc6 Nc3 23. Rd3 Ne2+ 24. Kh1 Rxb4 25. Ng5 Nf4 26. Nxe6 Nxd3 27. Ng5 Nxf2+ 28. Kg1 Ng4 29. Rf1 Rhb8 *", + "Moves": "f1f7 e7d8 g5e6 d8c8 f7c7", + "MovesSAN": "Rf7+ Kd8 Ne6+ Kc8 Rc7#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "5k2/p1Q3p1/1p2pp1p/5b1N/8/2P5/q5P1/6K1 w - - 2 35", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 b6 5. Bd3 Bb7 6. Kf1 c5 7. Nge2 cxd4 8. exd4 O-O 9. Bg5 Be7 10. Rc1 d5 11. Qd2 dxc4 12. Bxc4 Nc6 13. h4 Rc8 14. Bd3 Nb4 15. Bb1 Nbd5 16. Nxd5 Qxd5 17. Nf4 Rxc1+ 18. Qxc1 Qxd4 19. Rh3 Rc8 20. Rc3 Rxc3 21. bxc3 Qc5 22. Qc2 Be4 23. Nd3 Qc4 24. Qd2 h6 25. Be3 Nd5 26. Bd4 Bxh4 27. Kg1 Bg5 28. f4 Nxf4 29. Nxf4 Bxb1 30. Be3 Bf5 31. Nh5 Bxe3+ 32. Qxe3 Qxa2 33. Qe5 f6 34. Qc7 Kf8 *", + "Moves": "c7g7 f8e8 h5f6 e8d8 g7d7", + "MovesSAN": "Qxg7+ Ke8 Nxf6+ Kd8 Qd7#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "7k/6bp/6p1/5pP1/8/1PP3QK/P1q1r2P/8 w - - 6 43", + "PGN": "1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Qe2 Bxb5 5. Qxb5+ Nd7 6. Qxb7 Rb8 7. Qxa7 Ngf6 8. Qa4 Rb4 9. Qc6 Rxe4+ 10. Kf1 g6 11. d4 cxd4 12. Bg5 Re6 13. Nxd4 Re5 14. Nd2 Rc5 15. Qa4 Bg7 16. c3 O-O 17. N2f3 Ne4 18. Be3 e5 19. Ne2 Ra5 20. Qxe4 f5 21. Qc4+ Kh8 22. Bg5 Qb6 23. b3 Rc5 24. Qd3 e4 25. Qd2 exf3 26. gxf3 Ne5 27. f4 Nf3 28. Qe3 Nxg5 29. fxg5 Rfc8 30. Rc1 Qa5 31. Rc2 Qa8 32. Kg1 Re8 33. Qd3 Rce5 34. f3 Re3 35. Qxd6 Qxf3 36. Qg3 Qe4 37. Kf2 Qxc2 38. Re1 Rxe2+ 39. Rxe2 Qxe2+ 40. Kg1 Qd1+ 41. Kg2 Re2+ 42. Kh3 Qc2 *", + "Moves": "g3b8 e2e8 b8e8 g7f8 e8f8", + "MovesSAN": "Qb8+ Re8 Qxe8+ Bf8 Qxf8#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "5r2/4P1k1/6p1/2p5/3pQ3/8/3q2PP/4R1K1 b - - 0 38", + "PGN": "1. d4 f5 2. e4 fxe4 3. Nc3 Nf6 4. Bg5 e6 5. Nxe4 Be7 6. Nxf6+ Bxf6 7. Bxf6 Qxf6 8. Nf3 b6 9. Bd3 Bb7 10. Qe2 O-O 11. Be4 Bxe4 12. Qxe4 Nc6 13. c3 d5 14. Qe3 e5 15. Nxe5 Nxe5 16. dxe5 Qg6 17. O-O Qc2 18. Rab1 Rae8 19. f4 c6 20. Qf2 Qa4 21. b3 Qa5 22. Qd2 g6 23. Rbe1 Re6 24. a4 b5 25. axb5 Qxb5 26. b4 a5 27. bxa5 Qxa5 28. Qd4 Rd8 29. f5 gxf5 30. Rxf5 c5 31. Qg4+ Rg6 32. Rg5 Kg7 33. Rxg6+ hxg6 34. Qg5 Rf8 35. Qe3 d4 36. Qe4 Qxc3 37. e6 Qd2 38. e7 *", + "Moves": "d2f2 g1h1 f2f1 e1f1 f8f1", + "MovesSAN": "Qf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "3rr1kb/p1q4p/b1p3pB/4p2N/6Q1/7P/PP1p1RP1/5RK1 w - - 0 23", + "PGN": "1. e4 c5 2. Nc3 Nc6 3. Bb5 d6 4. Bxc6+ bxc6 5. f4 Nf6 6. Nf3 Qc7 7. O-O g6 8. d3 Bg7 9. h3 O-O 10. Ne2 c4 11. Ng3 cxd3 12. cxd3 Ba6 13. Rf2 e5 14. f5 d5 15. Nh2 Rad8 16. Ng4 dxe4 17. Nxf6+ Bxf6 18. Qg4 exd3 19. Nh5 Bh8 20. Bh6 Rfe8 21. fxg6 fxg6 22. Raf1 d2 *", + "Moves": "g4e6 e8e6 f2f8 d8f8 f1f8", + "MovesSAN": "Qe6+ Rxe6 Rf8+ Rxf8 Rxf8#", + "Themes": "kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "6k1/pqn1Q1b1/8/1Pp5/2P5/P5P1/3R1n1P/4R1K1 b - - 0 32", + "PGN": "1. Nf3 Nf6 2. c4 g6 3. b3 Bg7 4. Bb2 O-O 5. g3 d6 6. d4 Nc6 7. Bg2 Bg4 8. Nbd2 Qd7 9. d5 Nb4 10. a3 Na6 11. O-O Bh3 12. Qc2 Bxg2 13. Kxg2 h5 14. e4 c6 15. e5 dxe5 16. Nxe5 Qc7 17. dxc6 bxc6 18. Ndf3 Rab8 19. b4 Rbd8 20. Rfe1 Qb7 21. Ng5 Nh7 22. Ngxf7 Rxf7 23. Qxg6 Rf6 24. Qxh5 c5+ 25. Kg1 Rd2 26. Ng4 Rxb2 27. Nxf6+ Nxf6 28. Qe5 Rd2 29. b5 Nc7 30. Qxe7 Ng4 31. Rad1 Nxf2 32. Rxd2 *", + "Moves": "f2h3 g1f1 b7f3 d2f2 f3f2", + "MovesSAN": "Nh3+ Kf1 Qf3+ Rf2 Qxf2#", + "Themes": "long master mate mateIn3 middlegame" + }, + { + "FEN": "5rk1/Q4pp1/3q3p/1pp5/3nR3/8/PP3PPP/3R2K1 b - - 0 23", + "PGN": "1. e4 e5 2. Nf3 Qf6 3. c3 h6 4. d4 exd4 5. cxd4 Bb4+ 6. Bd2 Bxd2+ 7. Nbxd2 d6 8. Bc4 Bg4 9. O-O Nc6 10. Re1 Nxd4 11. Qa4+ Bd7 12. Qb4 b5 13. Bd3 c5 14. Qa5 Ne7 15. e5 Qe6 16. exd6 Qxd6 17. Ne5 O-O 18. Rad1 Nec6 19. Nxc6 Bxc6 20. Ne4 Bxe4 21. Bxe4 Rae8 22. Qxa7 Rxe4 23. Rxe4 *", + "Moves": "d4e2 e4e2 d6d1 e2e1 d1e1", + "MovesSAN": "Ne2+ Rxe2 Qxd1+ Re1 Qxe1#", + "Themes": "discoveredAttack endgame fork long mate mateIn3" + }, + { + "FEN": "N2k1r2/1R4bp/p5p1/4p3/3p4/2P5/q4PPP/3Q1NK1 b - - 0 25", + "PGN": "1. e4 c5 2. d4 cxd4 3. Qxd4 Nc6 4. Qd1 e5 5. Bc4 Nf6 6. Ne2 Nxe4 7. Bxf7+ Kxf7 8. Qd5+ Ke8 9. Qxe4 d5 10. Qe3 d4 11. Qe4 g6 12. Ng3 Bg7 13. O-O Rf8 14. Na3 Be6 15. Qd3 a6 16. Nc4 Qd5 17. Nb6 Qa5 18. Nxa8 Kd8 19. Bd2 Nb4 20. Bxb4 Qxb4 21. c3 Qxb2 22. Rab1 Qxa2 23. Rxb7 Bc4 24. Qd1 Bxf1 25. Nxf1 *", + "Moves": "a2f2 g1h1 f2f1 d1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qxf1+ Qxf1 Rxf1#", + "Themes": "backRankMate deflection long mate mateIn3 middlegame" + }, + { + "FEN": "8/p1r2prk/1p2p1pp/1q1pP2N/5P2/2P4R/PP4PP/R5K1 w - - 0 32", + "PGN": "1. e4 e6 2. d4 d5 3. Nd2 g6 4. c3 Bg7 5. e5 Ne7 6. f4 c6 7. Bd3 b6 8. Ne2 Ba6 9. Bxa6 Nxa6 10. O-O c5 11. Qa4+ Qd7 12. Qxa6 cxd4 13. Nxd4 O-O 14. Nb5 Nf5 15. Nf3 Rfc8 16. Nfd4 Nh6 17. Nd6 Rc5 18. Be3 Ng4 19. Rfe1 Bf8 20. N4b5 Nxe3 21. Rxe3 Bxd6 22. Nxd6 Rf8 23. Qd3 Kg7 24. Ne4 Rc7 25. Nf6 Qc6 26. Rh3 Rh8 27. Qg3 Qb5 28. Qg5 h6 29. Nh5+ Kh7 30. Qf6 Rg8 31. Qg7+ Rxg7 *", + "Moves": "h5f6 h7h8 h3h6 g7h7 h6h7", + "MovesSAN": "Nf6+ Kh8 Rxh6+ Rh7 Rxh7#", + "Themes": "arabianMate deflection discoveredAttack endgame long mate mateIn3" + }, + { + "FEN": "4rrk1/Q2R4/3B1q2/6pp/4p3/2P1P3/PP3PPP/R5K1 b - - 1 25", + "PGN": "1. d4 Nf6 2. Bf4 e6 3. Nf3 Nc6 4. e3 Bb4+ 5. c3 Ba5 6. Nbd2 d5 7. Be2 Ne4 8. O-O Qf6 9. Ne5 Nxe5 10. Bxe5 Qg6 11. Qa4+ Bd7 12. Qxa5 Nxd2 13. Rfd1 Ne4 14. Qxc7 f6 15. Qxb7 Rc8 16. Bf4 Qf7 17. Qxa7 O-O 18. Bf3 e5 19. dxe5 fxe5 20. Bxe5 Rce8 21. Bf4 g5 22. Bxe4 dxe4 23. Rxd7 Qf6 24. Bg3 h5 25. Bd6 *", + "Moves": "f6f2 g1h1 f2f1 a1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "5r1k/4P1pp/6p1/b1pN1rP1/p1P4P/Pq6/1PR1Q2R/K7 b - - 0 40", + "PGN": "1. e4 Nc6 2. Nc3 e5 3. Nf3 Nf6 4. Bb5 d6 5. d3 Bg4 6. h3 Bh5 7. Bxc6+ bxc6 8. g4 Bg6 9. Be3 Be7 10. g5 Nh5 11. Qd2 Qd7 12. O-O-O a5 13. a3 a4 14. Na2 Rb8 15. Kb1 c5 16. c4 c6 17. Nc3 Qa7 18. Qc2 Ra8 19. Nh4 O-O 20. Nxg6 fxg6 21. h4 Rfb8 22. Rd2 Nf4 23. Bxf4 exf4 24. Ne2 Qb7 25. Nxf4 Kh8 26. Qc3 Qd7 27. d4 cxd4 28. Qxd4 c5 29. Qd3 Rf8 30. Nd5 Bd8 31. f4 Rb8 32. Rhh2 Qg4 33. Qe2 Qg1+ 34. Ka2 Qg3 35. e5 Qb3+ 36. Ka1 dxe5 37. fxe5 Ba5 38. Rc2 Rf5 39. e6 Rbf8 40. e7 *", + "Moves": "f5f1 e2f1 f8f1 c2c1 f1c1", + "MovesSAN": "Rf1+ Qxf1 Rxf1+ Rc1 Rxc1#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "5rk1/3p1p2/p3p1pQ/4q3/2rp4/5PR1/P4P1P/6RK w - - 0 26", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. Bc4 a6 4. c3 b5 5. Bd5 Bb7 6. O-O e6 7. Bxc6 Bxc6 8. d3 Nf6 9. e5 Nd5 10. Bg5 Be7 11. Bxe7 Qxe7 12. b3 O-O 13. Qd2 h6 14. d4 Rac8 15. c4 bxc4 16. bxc4 Nb6 17. Na3 Bxf3 18. gxf3 Qh4 19. Kh1 cxd4 20. Rg1 Nxc4 21. Nxc4 Rxc4 22. Rg4 Qh3 23. Rg3 Qf5 24. Qxh6 Qxe5 25. Rag1 g6 *", + "Moves": "g3g6 f7g6 h6g6 e5g7 g6g7", + "MovesSAN": "Rxg6+ fxg6 Qxg6+ Qg7 Qxg7#", + "Themes": "endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "2r3k1/p5pp/8/1q2p3/3p2P1/1P1P1Q2/6KP/5R2 w - - 0 31", + "PGN": "1. e4 c5 2. f4 Nc6 3. Nf3 e6 4. Nc3 Nf6 5. d3 d5 6. exd5 Nxd5 7. Nxd5 Qxd5 8. Be2 Be7 9. O-O b6 10. b3 Bb7 11. Bb2 Nd4 12. Bxd4 cxd4 13. Rf2 Bb4 14. Qf1 Bc3 15. Rd1 Rc8 16. Nd2 Bb4 17. Bf3 Qd7 18. Ne4 O-O 19. a4 Rc7 20. Nd2 Rxc2 21. Nc4 Rxf2 22. Qxf2 Rc8 23. g4 f6 24. Qg2 Bxf3 25. Qxf3 Bd6 26. Kg2 e5 27. fxe5 Bxe5 28. Rf1 b5 29. axb5 Qxb5 30. Nxe5 fxe5 *", + "Moves": "f3f7 g8h8 f7f8 c8f8 f1f8", + "MovesSAN": "Qf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "2r2rk1/3n1ppp/p3p3/Pp1pP3/1PqN2Q1/8/1B2RPPP/2R3K1 b - - 0 22", + "PGN": "1. d4 Nf6 2. Nc3 e6 3. e4 d5 4. e5 Nfd7 5. Nf3 c5 6. Bb5 a6 7. Bxd7+ Nxd7 8. O-O Nb6 9. b3 cxd4 10. Qxd4 Qc7 11. Bb2 Bc5 12. Qg4 O-O 13. Rac1 Bd7 14. Ne2 Bb5 15. Rfe1 Nd7 16. a4 Bxe2 17. Rxe2 b5 18. b4 Be7 19. a5 Rac8 20. c3 Qc4 21. Nd4 Bxb4 22. cxb4 *", + "Moves": "c4c1 b2c1 c8c1 e2e1 c1e1", + "MovesSAN": "Qxc1+ Bxc1 Rxc1+ Re1 Rxe1#", + "Themes": "backRankMate long mate mateIn3 middlegame" + }, + { + "FEN": "5r2/Q2R2R1/2p1pk1p/pp2q3/6P1/2P2p1P/PP6/6K1 b - - 1 39", + "PGN": "1. e4 d6 2. Nf3 e6 3. d4 h6 4. Nc3 a6 5. Be3 Bd7 6. Bd3 b5 7. Qd2 c6 8. Ne2 Be7 9. O-O Nf6 10. e5 Nd5 11. c3 Nb6 12. exd6 Bxd6 13. Ne5 Bxe5 14. dxe5 Nd5 15. Bc5 Ne7 16. Bd6 O-O 17. Qe3 a5 18. Qe4 g6 19. Nf4 Nf5 20. Bxf8 Qxf8 21. g4 Nh4 22. h3 Qg7 23. Ng2 Nxg2 24. Kxg2 Na6 25. Rad1 Nc5 26. Qe3 Nxd3 27. Rxd3 Bc8 28. f4 Bb7 29. Kh2 Rc8 30. Rfd1 Kh7 31. Rd7 Ba6 32. Qa7 Rf8 33. Qxa6 g5 34. Re7 gxf4 35. Rdd7 Qxe5 36. Rxf7+ Kg6 37. Rg7+ Kf6 38. Qa7 f3+ 39. Kg1 *", + "Moves": "e5g3 g1f1 g3g2 f1e1 g2e2", + "MovesSAN": "Qg3+ Kf1 Qg2+ Ke1 Qe2#", + "Themes": "endgame exposedKing long mate mateIn3" + }, + { + "FEN": "r4k2/2R4R/p5rp/5bNp/8/P3n2P/6P1/6K1 w - - 4 34", + "PGN": "1. d4 d5 2. Bf4 Nf6 3. e3 Nbd7 4. Nd2 a6 5. Ngf3 g6 6. c4 Bg7 7. Be2 c6 8. h3 O-O 9. O-O e6 10. a3 b5 11. Rc1 bxc4 12. b3 cxb3 13. Qxb3 e5 14. dxe5 Nh5 15. Bh2 c5 16. Qxd5 Nb6 17. Qxc5 Re8 18. e6 Rxe6 19. Bc7 Qf6 20. Nd4 Nd7 21. Qd5 Nb6 22. Qd8+ Qxd8 23. Bxd8 Bxd4 24. Bxh5 Bxe3 25. fxe3 gxh5 26. Nf3 Nd5 27. Ng5 Nxe3 28. Rxf7 Rg6 29. Rcc7 Bf5 30. Bf6 h6 31. Rh7 Rxf6 32. Rcg7+ Kf8 33. Rc7 Rg6 *", + "Moves": "h7h8 g6g8 c7f7 f8e8 h8g8", + "MovesSAN": "Rh8+ Rg8 Rf7+ Ke8 Rxg8#", + "Themes": "deflection exposedKing long mate mateIn3 middlegame pin" + }, + { + "FEN": "r2q1r1k/6pp/p2pB1b1/1p1P4/5R2/P4QP1/1P5P/5R1K w - - 11 26", + "PGN": "1. d4 c5 2. d5 d6 3. c4 e5 4. dxe6 fxe6 5. g3 Be7 6. Bg2 Nf6 7. Nc3 Nc6 8. Nf3 a6 9. O-O O-O 10. a3 e5 11. Nd5 Nxd5 12. cxd5 Nd4 13. Nxd4 cxd4 14. e4 dxe3 15. Bxe3 Bg5 16. Qb3 b5 17. Rac1 Bf5 18. f4 exf4 19. Bxf4 Bxf4 20. Rxf4 Qb6+ 21. Kh1 Bg6 22. Rcf1 Qc5 23. Qf3 Qc8 24. Bh3 Qd8 25. Be6+ Kh8 *", + "Moves": "f4f8 d8f8 f3f8 a8f8 f1f8", + "MovesSAN": "Rxf8+ Qxf8 Qxf8+ Rxf8 Rxf8#", + "Themes": "backRankMate fork long mate mateIn3 middlegame" + }, + { + "FEN": "6k1/pp3ppp/2p2n2/5b2/3Q4/P4N2/1q2rPPP/4R1K1 w - - 0 20", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. cxd4 Bb4+ 7. Bd2 O-O 8. a3 Bxd2+ 9. Nbxd2 d5 10. exd5 Re8+ 11. Be2 Qxd5 12. O-O Nxd4 13. Nxd4 Qxd4 14. Rc1 c6 15. Re1 Bf5 16. Rc4 Qxb2 17. Nf3 Rad8 18. Rd4 Rxd4 19. Qxd4 Rxe2 *", + "Moves": "d4d8 f6e8 d8e8 e2e8 e1e8", + "MovesSAN": "Qd8+ Ne8 Qxe8+ Rxe8 Rxe8#", + "Themes": "backRankMate long mate mateIn3 middlegame xRayAttack" + }, + { + "FEN": "r4rk1/2Q2p2/2p1p2p/8/3P3P/2P1P3/PPq3P1/K2R1R2 b - - 6 23", + "PGN": "1. d4 d5 2. Bf4 Nc6 3. e3 a6 4. c3 Nf6 5. Bd3 e6 6. Nf3 h6 7. Nbd2 Bd6 8. Ne5 Ne4 9. Nxe4 dxe4 10. Bxe4 g5 11. Bg3 Bd7 12. Qh5 Qf6 13. Nxc6 Bxc6 14. Bxc6+ bxc6 15. O-O-O a5 16. h4 Bxg3 17. fxg3 gxh4 18. gxh4 Rb8 19. Qxa5 O-O 20. Qxc7 Ra8 21. Kb1 Qf5+ 22. Ka1 Qc2 23. Rhf1 *", + "Moves": "a8a2 a1a2 f8a8 c7a7 a8a7", + "MovesSAN": "Rxa2+ Kxa2 Ra8+ Qa7 Rxa7#", + "Themes": "attraction endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "1r5r/2q1k1p1/p3p1p1/np2Pp2/2pP4/2P1bBP1/P1QN2PP/4RR1K b - - 7 26", + "PGN": "1. d4 d5 2. Bf4 c5 3. e3 Nc6 4. c3 Nf6 5. Nf3 Qb6 6. Qb3 c4 7. Qc2 Bf5 8. Qc1 Nh5 9. Be5 f6 10. Bg3 e6 11. Nh4 Bg6 12. Nxg6 hxg6 13. Be2 Nxg3 14. fxg3 Qc7 15. O-O f5 16. Nd2 Bd6 17. b3 Na5 18. bxc4 dxc4 19. e4 a6 20. e5 Be7 21. Bf3 Rb8 22. Rb1 b5 23. Qc2 Bg5 24. Rbd1 Be3+ 25. Kh1 Ke7 26. Rde1 *", + "Moves": "h8h2 h1h2 b8h8 f3h5 h8h5", + "MovesSAN": "Rxh2+ Kxh2 Rh8+ Bh5 Rxh5#", + "Themes": "attraction kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "6r1/1p3k2/p1b1r3/2p4N/2N2p1P/1P6/P2R1P2/5KR1 b - - 0 30", + "PGN": "1. d4 d5 2. c4 c5 3. Nc3 dxc4 4. d5 e6 5. e4 exd5 6. exd5 Nf6 7. Bxc4 Be7 8. Qb3 a6 9. d6 Bxd6 10. Bxf7+ Kf8 11. Nge2 Qe7 12. Bd5 Nxd5 13. Nxd5 Be6 14. Nxe7 Bxb3 15. Nf5 Bd5 16. Nxd6 Bxg2 17. Rg1 Bc6 18. b3 Nd7 19. Bb2 Nf6 20. Bxf6 gxf6 21. Rc1 Rd8 22. Nf5 Rd5 23. Ne3 Re5 24. Rd1 Kf7 25. Ng3 Rg8 26. Rd2 h5 27. h4 f5 28. Kf1 f4 29. Nc4 Re6 30. Nxh5 *", + "Moves": "g8g1 f1g1 e6e1 g1h2 e1h1", + "MovesSAN": "Rxg1+ Kxg1 Re1+ Kh2 Rh1#", + "Themes": "attraction long mate mateIn3 middlegame" + }, + { + "FEN": "r4rk1/ppp2ppp/2p5/8/2B1P2q/P2P2bP/1PP1Qn2/RNB2RK1 b - - 0 13", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Bc4 Bc5 4. Nxe5 O-O 5. d3 Nc6 6. Nxc6 dxc6 7. a3 Ng4 8. O-O Qh4 9. h3 Bxf2+ 10. Kh1 Bg3 11. Qe2 Nf2+ 12. Kg1 Bxh3 13. gxh3 *", + "Moves": "g3h2 g1h2 h4h3 h2g1 h3g3", + "MovesSAN": "Bh2+ Kxh2 Qxh3+ Kg1 Qg3#", + "Themes": "attraction exposedKing intermezzo kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r1k5/r1p3b1/2P4p/2P1q1p1/P1Q2p2/1P3P2/K4BPP/8 w - - 0 39", + "PGN": "1. e4 e6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Nxf6+ Qxf6 6. Nf3 Nc6 7. c3 Bd7 8. Bg5 Qg6 9. Bd3 f5 10. Qd2 h6 11. Bf4 O-O-O 12. O-O-O Be7 13. Bb5 Qf7 14. Bxc6 Bxc6 15. Ne5 Qe8 16. f3 g5 17. Be3 f4 18. Bf2 Bd5 19. Kb1 Qa4 20. b3 a6 21. Rc1 Qa3 22. c4 Bc6 23. Nxc6 bxc6 24. Qe2 Qd6 25. c5 Qd5 26. Qxa6+ Kd7 27. Qc4 Qf5+ 28. Ka1 Ra8 29. Rhe1 Ra7 30. Re5 Qg6 31. Rce1 Rha8 32. a4 Bf8 33. Rxe6 Qg7 34. R1e5 Qh8 35. d5 Bg7 36. dxc6+ Kc8 37. Re8+ Qxe8 38. Ka2 Qxe5 *", + "Moves": "c4g8 g7f8 g8f8 e5e8 f8e8", + "MovesSAN": "Qg8+ Bf8 Qxf8+ Qe8 Qxe8#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "5r2/p4r1k/4P1pp/2p5/2P5/2q4P/6Q1/6RK w - - 0 43", + "PGN": "1. e4 c5 2. f4 d6 3. b3 e6 4. Bb2 h6 5. Nf3 Nf6 6. d3 Nc6 7. g3 Be7 8. Bg2 O-O 9. O-O Ng4 10. Qe2 e5 11. h3 Nf6 12. fxe5 dxe5 13. Nxe5 Nd4 14. Qf2 Qd6 15. Nc4 Qd8 16. c3 Nb5 17. a4 Nc7 18. Qf3 Be6 19. Nbd2 b5 20. axb5 Nxb5 21. Qe2 Rb8 22. Ne5 Qd6 23. Ndc4 Qc7 24. Qc2 Nd6 25. Kh2 Nxc4 26. Nxc4 Bxc4 27. bxc4 Bd6 28. Rf3 Nh5 29. Bc1 Bxg3+ 30. Kg1 Bh2+ 31. Kh1 Bf4 32. Bxf4 Nxf4 33. Raf1 Nxg2 34. Qxg2 Qe5 35. Qd2 Rb7 36. Rg1 Kh7 37. Rf5 Qd6 38. Qg2 g6 39. e5 Qxd3 40. Rf6 Rd7 41. e6 Qxc3 42. Rxf7+ Rdxf7 *", + "Moves": "g2g6 h7h8 g6h6 f7h7 h6f8", + "MovesSAN": "Qxg6+ Kh8 Qxh6+ Rh7 Qxf8#", + "Themes": "deflection endgame long mate mateIn3" + }, + { + "FEN": "r4rk1/p2q1ppp/1b2p3/2p5/7P/P1B5/2K5/Q5R1 w - - 0 31", + "PGN": "1. e4 c6 2. Nf3 d5 3. e5 Bf5 4. Nc3 e6 5. d3 d4 6. Bg5 Qb6 7. Na4 Qb4+ 8. c3 dxc3 9. bxc3 Qa5 10. Bd2 b5 11. Nc5 Bxc5 12. d4 Bb6 13. Nh4 Ne7 14. Nxf5 Nxf5 15. c4 b4 16. c5 Nxd4 17. a3 Qxc5 18. Bxb4 Qxe5+ 19. Kd2 Qf4+ 20. Kd3 Qxf2 21. h4 Qg3+ 22. Kd2 Nb3+ 23. Kc2 Nxa1+ 24. Qxa1 Qg6+ 25. Kb3 c5 26. Bb5+ Nd7 27. Bc3 O-O 28. Bxd7 Qxg2 29. Rg1 Qd5+ 30. Kc2 Qxd7 *", + "Moves": "g1g7 g8h8 g7g8 h8g8 a1g1", + "MovesSAN": "Rxg7+ Kh8 Rg8+ Kxg8 Qg1#", + "Themes": "attraction doubleCheck long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "2r3k1/4QNpp/p7/3p1p2/3P4/4B1P1/Pqr2n1P/1R1R2K1 b - - 3 29", + "PGN": "1. c4 c5 2. e3 Nc6 3. d4 cxd4 4. exd4 e6 5. Be3 d5 6. cxd5 exd5 7. Nc3 Nf6 8. Nf3 Bb4 9. Bb5 a6 10. Bxc6+ bxc6 11. Qa4 Bxc3+ 12. bxc3 Qc7 13. g3 O-O 14. Bf4 Qb7 15. O-O Bg4 16. Ne5 Qb2 17. c4 Bh3 18. Rfd1 Ne4 19. Be3 f5 20. cxd5 cxd5 21. Qd7 Rac8 22. Qe6+ Kh8 23. Nf7+ Kg8 24. Ng5+ Kh8 25. Nxh3 Rc2 26. Qe7 Rfc8 27. Ng5 Nxf2 28. Nf7+ Kg8 29. Rab1 *", + "Moves": "f2h3 g1f1 c2f2 e3f2 b2f2", + "MovesSAN": "Nh3+ Kf1 Rf2+ Bxf2 Qxf2#", + "Themes": "kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r1bq1r1k/p3pP1p/1np3p1/3p4/5P2/1BN1B3/PPP3PP/R3K2R w KQ - 0 15", + "PGN": "1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. e5 Nfd7 7. Bc4 c5 8. e6 Nb6 9. exf7+ Kh8 10. Bb3 cxd4 11. Qxd4 Bxd4 12. Nxd4 Nc6 13. Be3 d5 14. Nxc6 bxc6 *", + "Moves": "e3d4 e7e5 d4e5 d8f6 e5f6", + "MovesSAN": "Bd4+ e5 Bxe5+ Qf6 Bxf6#", + "Themes": "kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "4k3/1pp1r3/1b2Q3/8/4N1pP/2P3P1/PP4PK/3q4 w - - 3 41", + "PGN": "1. d4 d5 2. Nf3 Nc6 3. Bf4 Bf5 4. e3 Nf6 5. Bb5 e6 6. Ne5 a6 7. Nxc6 axb5 8. Nxd8 Kxd8 9. O-O Bb4 10. c3 Ba5 11. Qb3 Bb6 12. Qxb5 Ne4 13. Qb3 h6 14. h3 g5 15. Be5 Rg8 16. Qd1 g4 17. h4 f6 18. Bg3 Nxg3 19. fxg3 Be4 20. Nd2 e5 21. Rxf6 exd4 22. Nxe4 dxe3 23. Qxd5+ Ke7 24. Re6+ Kf8 25. Qf5+ Kg7 26. Rg6+ Kh7 27. Qf7+ Kh8 28. Rxg8+ Rxg8 29. Qf6+ Rg7 30. Rd1 e2+ 31. Kh2 exd1=Q 32. Qf8+ Rg8 33. Qf6+ Kh7 34. Qf5+ Rg6 35. Qf7+ Rg7 36. Qf5+ Kg8 37. Qe6+ Kf8 38. Qf6+ Rf7 39. Qxh6+ Ke8 40. Qe6+ Re7 *", + "Moves": "e4f6 e8d8 e6g8 e7e8 g8e8", + "MovesSAN": "Nf6+ Kd8 Qg8+ Re8 Qxe8#", + "Themes": "endgame exposedKing long mate mateIn3" + }, + { + "FEN": "4r1k1/p1p1rp1p/3p2p1/5q2/2P5/P4BPb/3RPP1P/3QR1K1 b - - 0 22", + "PGN": "1. d4 Nf6 2. c4 e5 3. Nc3 exd4 4. Qxd4 Nc6 5. Qd3 d6 6. a3 g6 7. g3 Bf5 8. Qd1 Bg7 9. Bg2 O-O 10. Nf3 Re8 11. O-O Qd7 12. Nd5 Ne5 13. Nxf6+ Bxf6 14. Nxe5 Rxe5 15. Bxb7 Rae8 16. Bf3 Bh3 17. Re1 Qf5 18. Bf4 R5e7 19. Be3 Bxb2 20. Ra2 Bc3 21. Bd2 Bxd2 22. Rxd2 *", + "Moves": "f5f3 e2f3 e7e1 d1e1 e8e1", + "MovesSAN": "Qxf3 exf3 Rxe1+ Qxe1 Rxe1#", + "Themes": "fork long mate mateIn3 middlegame" + }, + { + "FEN": "6rk/ppp5/2bpR2n/7Q/5q2/2P3P1/PP5P/4R1K1 b - - 2 39", + "PGN": "1. Nf3 g6 2. g3 Bg7 3. Bg2 d6 4. O-O e5 5. e4 Ne7 6. d4 exd4 7. Nxd4 Nbc6 8. Ne2 O-O 9. Nbc3 f5 10. exf5 Nxf5 11. Bf4 Re8 12. Rb1 Rb8 13. Ne4 Kh8 14. Bg5 Qd7 15. Nf6 Qe6 16. Nxe8 Qxe8 17. Re1 Qf7 18. Bd5 Qf8 19. c3 h6 20. Bf4 g5 21. Bc1 Ne5 22. f4 gxf4 23. Nxf4 Qf6 24. Nh5 Qg6 25. Nxg7 Qxg7 26. Bf4 Ng6 27. Re8+ Kh7 28. Bg8+ Kh8 29. Bf7+ Kh7 30. Bxg6+ Qxg6 31. Re1 Bd7 32. Qd3 Bc6 33. Re2 Rg8 34. Rbe1 h5 35. Re6 Qg4 36. Re7+ Kh8 37. Qe2 Qxf4 38. Qxh5+ Nh6 39. R7e6 *", + "Moves": "g8g3 h2g3 f4g3 g1f1 g3g2", + "MovesSAN": "Rxg3+ hxg3 Qxg3+ Kf1 Qg2#", + "Themes": "long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r5k1/1p2Rp2/p1qn2pP/3p4/7B/2p2P2/6Q1/6K1 w - - 3 44", + "PGN": "1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 Nbd7 5. h3 c5 6. e3 a6 7. cxd5 exd5 8. a4 c4 9. Be2 Bb4 10. O-O Bxc3 11. bxc3 Nb6 12. a5 Nbd7 13. Re1 O-O 14. Bf1 Nb8 15. Nd2 Nc6 16. Qa4 Bd7 17. Qa3 h6 18. e4 Re8 19. e5 Nh7 20. Nf3 Nf8 21. Bf4 Ne6 22. Bg3 Nc7 23. h4 Nb5 24. Qc1 Nxa5 25. Qf4 Nxc3 26. h5 Ne4 27. Bh4 Qc7 28. g4 Nb3 29. Ra2 Qc8 30. g5 hxg5 31. Nxg5 Nxg5 32. Qxg5 Re6 33. Bh3 Rh6 34. Bxd7 Qxd7 35. e6 Rxe6 36. Rae2 Nxd4 37. Rxe6 Nxe6 38. Qg4 Nc5 39. Qg3 Ne4 40. Qg2 c3 41. h6 g6 42. f3 Nd6 43. Re7 Qc6 *", + "Moves": "g2g6 f7g6 h6h7 g8h8 h4f6", + "MovesSAN": "Qxg6+ fxg6 h7+ Kh8 Bf6#", + "Themes": "advancedPawn endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "3Q4/5pk1/4p1p1/4P1Pp/5P2/1qr5/7P/3R2K1 w - - 3 42", + "PGN": "1. d4 e6 2. Bf4 d5 3. e3 c5 4. c3 Nc6 5. Bd3 Bd6 6. Bg3 Nf6 7. Nf3 c4 8. Bc2 O-O 9. Ne5 Qc7 10. f4 h6 11. Nd2 Re8 12. Ndf3 a5 13. Bh4 Be7 14. Bxf6 Bxf6 15. g4 Bxe5 16. dxe5 b5 17. g5 h5 18. Nh4 g6 19. Qf3 b4 20. cxb4 Nxb4 21. Bb1 Ba6 22. a3 Nd3+ 23. Bxd3 cxd3 24. O-O Bb7 25. Rfd1 d4 26. Qf2 Qc6 27. Ng2 dxe3 28. Qg3 d2 29. Kf1 Ba6+ 30. Kg1 Rad8 31. Qxe3 Rd3 32. Qf2 Red8 33. b4 axb4 34. axb4 Qc3 35. Rxa6 Qxb4 36. Ra2 R8d4 37. Ne3 Qb3 38. Rc2 Rxe3 39. Rcxd2 Rxd2 40. Qxd2 Rc3 41. Qd8+ Kg7 *", + "Moves": "d8f6 g7g8 d1d8 g8h7 f6f7", + "MovesSAN": "Qf6+ Kg8 Rd8+ Kh7 Qxf7#", + "Themes": "deflection endgame long mate mateIn3" + }, + { + "FEN": "6k1/6pp/4P1n1/3p1Q2/2p3N1/7P/6PK/1q2q3 w - - 0 31", + "PGN": "1. e4 d5 2. e5 Nc6 3. c3 Bf5 4. d4 e6 5. Nf3 Nge7 6. Bd3 Bxd3 7. Qxd3 Ng6 8. Bg5 Be7 9. Bxe7 Qxe7 10. O-O O-O 11. Nbd2 f6 12. Rae1 fxe5 13. Nxe5 Ncxe5 14. dxe5 c5 15. Qg3 a6 16. f4 b5 17. Rf3 a5 18. Ref1 b4 19. cxb4 axb4 20. h3 Rxa2 21. R1f2 Rxb2 22. Nf1 Rxf2 23. Qxf2 c4 24. Ne3 b3 25. Ng4 Qb4 26. f5 Rxf5 27. Rxf5 exf5 28. Qxf5 Qe1+ 29. Kh2 b2 30. e6 b1=Q *", + "Moves": "f5f7 g8h8 f7e8 g6f8 e8f8", + "MovesSAN": "Qf7+ Kh8 Qe8+ Nf8 Qxf8#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "6k1/1R6/3R2p1/2p2pP1/4rP2/6K1/r7/5B2 b - - 0 39", + "PGN": "1. c4 c5 2. Nc3 Nc6 3. Nf3 g6 4. e3 e5 5. d4 cxd4 6. exd4 Bg7 7. Be3 d6 8. Be2 Nge7 9. O-O O-O 10. Qd2 Nf5 11. d5 Ncd4 12. Bxd4 exd4 13. Nb5 Qf6 14. Rfd1 d3 15. Bxd3 Qxb2 16. Rab1 Qxd2 17. Rxd2 a6 18. Nc7 Rb8 19. Nxa6 Ra8 20. Nc7 Ra3 21. Nb5 Ra5 22. g4 Nh6 23. h3 Rd8 24. Kg2 f5 25. g5 Nf7 26. Nfd4 Ne5 27. Bf1 h6 28. h4 Nf7 29. f4 hxg5 30. hxg5 Bd7 31. Rb4 Bxb5 32. Rxb5 Ra3 33. Rxb7 Bxd4 34. Rxd4 Rxa2+ 35. Kg3 Re8 36. Rd3 Re4 37. c5 dxc5 38. d6 Nxd6 39. Rxd6 *", + "Moves": "e4e3 g3h4 a2h2 f1h3 h2h3", + "MovesSAN": "Re3+ Kh4 Rh2+ Bh3 Rhxh3#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "r6k/7P/5PP1/6K1/8/8/8/8 w - - 1 96", + "PGN": "1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. e4 g6 7. Bd3 Bg7 8. h3 O-O 9. Nf3 b5 10. Bxb5 Nxe4 11. Nxe4 Qa5+ 12. Nfd2 Qxb5 13. Nxd6 Qa6 14. N2c4 Nd7 15. O-O Ne5 16. Nxe5 Qxd6 17. Nc4 Qa6 18. Qc2 Bb7 19. Rd1 Rad8 20. d6 Bd4 21. Kh1 Bd5 22. Ne3 Rxd6 23. Nxd5 Rxd5 24. a4 Rfd8 25. Ra3 c4 26. Rf3 Be5 27. Rxd5 Rxd5 28. Bf4 Bg7 29. Qe4 Qc6 30. Kh2 h5 31. b3 c3 32. Rd3 Rc5 33. Rd8+ Kh7 34. Qe7 Rf5 35. Be3 c2 36. Qe8 Qxe8 37. Rxe8 Bd4 38. Rc8 Bxe3 39. fxe3 Rf2 40. Kg3 Rd2 41. b4 g5 42. b5 f5 43. a5 h4+ 44. Kf3 Kg6 45. b6 axb6 46. axb6 Rd6 47. b7 Rb6 48. Rc6+ Rxc6 49. b8=Q c1=Q 50. Qg8+ Kf6 51. Qh8+ Ke6 52. Qg8+ Kd6 53. Qf8+ Kc7 54. Qe7+ Kb8 55. Qb4+ Kc8 56. Qf8+ Kb7 57. Qb4+ Kc7 58. Qe7+ Kb6 59. Qb4+ Ka6 60. Qa4+ Kb7 61. Qb4+ Kc8 62. Qf8+ Kd7 63. Qf7+ Kd6 64. Qf8+ Kd5 65. Qf7+ Kc5 66. Qxf5+ Kb6 67. Qxg5 Qc5 68. Qxh4 Qf5+ 69. Qf4 Qxf4+ 70. exf4 Kc7 71. g4 Kd7 72. f5 Ke7 73. Kf4 Kf7 74. g5 Rc4+ 75. Kg3 Rc5 76. Kg4 Rc4+ 77. Kg3 Kg7 78. Kf3 Rh4 79. Kg3 Ra4 80. Kf3 Kf7 81. Kg3 Ra5 82. Kg4 Kg7 83. h4 Ra4+ 84. Kg3 Kh7 85. h5 Kg7 86. Kf3 Kf7 87. Kg3 Ke7 88. Kf3 Kd6 89. h6 Ke5 90. h7 Ra8 91. g6 Kf6 92. Kg4 Rh8 93. Kh5 Kg7 94. Kg5 Ra8 95. f6+ Kh8 *", + "Moves": "g5h6 a8a7 g6g7 a7g7 f6g7", + "MovesSAN": "Kh6 Ra7 g7+ Rxg7 fxg7#", + "Themes": "advancedPawn endgame exposedKing long master mate mateIn3 rookEndgame" + }, + { + "FEN": "rn4k1/pp6/2pp2pP/4p3/6b1/2PPq3/1KP5/5R1R w - - 0 23", + "PGN": "1. e4 e5 2. Nf3 f5 3. exf5 d6 4. d3 Bxf5 5. Nc3 Nf6 6. h3 Be7 7. g4 Be6 8. Bg5 O-O 9. Qd2 Nd5 10. O-O-O Rxf3 11. Bg2 Bxg5 12. Bxf3 Bxd2+ 13. Rxd2 c6 14. Be4 Nxc3 15. bxc3 Bxa2 16. h4 Qb6 17. Rdd1 Qxf2 18. h5 Qe3+ 19. Kb2 Be6 20. Rdf1 Bxg4 21. h6 g6 22. Bxg6 hxg6 *", + "Moves": "h6h7 g8h8 f1f8 h8g7 h7h8q", + "MovesSAN": "h7+ Kh8 Rf8+ Kg7 h8=Q#", + "Themes": "advancedPawn endgame exposedKing long mate mateIn3 promotion" + }, + { + "FEN": "5k2/pp3p1p/5p1P/4nN2/2P5/1P1r4/P3R1PK/8 b - - 0 38", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. c3 e6 4. d4 cxd4 5. Nxd4 Nf6 6. Bd3 e5 7. Nf5 d6 8. O-O Bxf5 9. exf5 Be7 10. Bg5 O-O 11. f4 exf4 12. Bxf4 Nd5 13. Bc1 Bg5 14. Qf3 Bxc1 15. Rxc1 Nb6 16. Nd2 Ne5 17. Qh3 Nxd3 18. Qxd3 Re8 19. Rf1 Qe7 20. f6 gxf6 21. Qg3+ Kh8 22. Rae1 Qf8 23. Ne4 Qg7 24. Qxg7+ Kxg7 25. Nxd6 Rxe1 26. Rxe1 Rb8 27. Nf5+ Kg8 28. Ne7+ Kg7 29. Nf5+ Kg8 30. h4 Nc4 31. b3 Ne5 32. h5 Kf8 33. Re2 Rc8 34. c4 Rd8 35. Kh2 Rd3 36. h6 *", + "Moves": "e5g4 h2g1 d3d1 e2e1 d1e1", + "MovesSAN": "Ng4+ Kg1 Rd1+ Re1 Rxe1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "r1r3kb/1q2p2p/3p2PB/3N3p/2n1P3/1p1Q1P2/PPP5/2K2R2 w - - 0 24", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 O-O 8. Qd2 Re8 9. O-O-O Nc6 10. h4 Bd7 11. g4 b5 12. Bxb5 Ne5 13. Bxd7 Qxd7 14. h5 Qb7 15. Nb3 Rec8 16. hxg6 fxg6 17. Rdf1 Nc4 18. Qd3 a5 19. Bh6 Bh8 20. g5 Nh5 21. Rxh5 gxh5 22. Nd5 a4 23. g6 axb3 *", + "Moves": "d5e7 b7e7 d3d5 e7e6 d5e6", + "MovesSAN": "Nxe7+ Qxe7 Qd5+ Qe6 Qxe6#", + "Themes": "clearance kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "6rk/4Q2p/8/2p5/3qBpn1/P2P4/4PP1P/5R1K b - - 0 35", + "PGN": "1. Nf3 c6 2. g3 d5 3. Bg2 Bf5 4. O-O Nf6 5. d3 e6 6. Nc3 d4 7. Nb1 Be7 8. c3 dxc3 9. Nxc3 O-O 10. Bd2 Nbd7 11. a3 a5 12. Rc1 e5 13. Ng5 Ne8 14. Nge4 Be6 15. Be3 f5 16. Nd2 f4 17. gxf4 exf4 18. Bd4 c5 19. Bxg7 Kxg7 20. Bxb7 Rb8 21. Bf3 Rxb2 22. Kh1 Kh8 23. Nce4 Nef6 24. Nc4 Rb8 25. Qa4 Bxc4 26. Qxc4 Ne5 27. Qc3 Nxe4 28. Bxe4 Qd4 29. Qxa5 Rg8 30. Qc7 Qd6 31. Qa7 Rb2 32. Rb1 Rxb1 33. Rxb1 Ng4 34. Rf1 Qd4 35. Qxe7 *", + "Moves": "g4f2 f1f2 d4a1 f2f1 a1f1", + "MovesSAN": "Nxf2+ Rxf2 Qa1+ Rf1 Qxf1#", + "Themes": "endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "2k3r1/Bp5p/2pQN3/5q2/8/2P5/PP6/K5R1 b - - 0 32", + "PGN": "1. e4 e5 2. f4 exf4 3. Nf3 d6 4. d4 g5 5. h4 Be7 6. hxg5 Bxg5 7. Nc3 Bg4 8. Be2 Nc6 9. Nd5 Nge7 10. Nxf4 Bxf4 11. Bxf4 Ng6 12. Be3 Qe7 13. Qd3 O-O-O 14. c3 f6 15. O-O-O Qe6 16. Kb1 Nce7 17. d5 Qd7 18. Nd4 Ne5 19. Qc2 Bxe2 20. Qxe2 f5 21. Ne6 Rdg8 22. Bxa7 fxe4 23. Qxe4 Rg4 24. Qe2 Nxd5 25. Nc5 Qf5+ 26. Ka1 Rhg8 27. Rxd5 Rxg2 28. Qd1 c6 29. Rxd6 Nc4 30. Ne6 Nxd6 31. Qxd6 Rg1+ 32. Rxg1 *", + "Moves": "g8g1 a7g1 f5f1 d6d1 f1d1", + "MovesSAN": "Rxg1+ Bxg1 Qf1+ Qd1 Qxd1#", + "Themes": "backRankMate endgame fork long mate mateIn3" + }, + { + "FEN": "2r3k1/p2b1ppp/1q2p3/8/2Q5/5B1P/5PP1/2R3K1 w - - 1 27", + "PGN": "1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Bg5 Be7 5. Nc3 O-O 6. Ne5 c6 7. e3 Nbd7 8. Bxf6 Bxf6 9. Nxd7 Bxd7 10. Be2 Re8 11. b3 Qa5 12. Qc2 c5 13. O-O cxd4 14. exd4 Bxd4 15. Rac1 Rac8 16. Rfd1 Bf6 17. h3 b5 18. Bf1 Red8 19. a4 bxc4 20. bxc4 dxc4 21. Be2 Bxc3 22. Qxc3 Qxa4 23. Rd4 Qc6 24. Bf3 Qb6 25. Rxc4 Rxc4 26. Qxc4 Rc8 *", + "Moves": "c4c8 d7c8 c1c8 b6d8 c8d8", + "MovesSAN": "Qxc8+ Bxc8 Rxc8+ Qd8 Rxd8#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "k6r/pRp1qp2/2P1p3/P2n4/3P2p1/4P1p1/1Q3PP1/5RK1 b - - 2 30", + "PGN": "1. d4 d5 2. Bf4 e6 3. Nf3 Nc6 4. e3 Bd6 5. Bg3 Bxg3 6. hxg3 Nf6 7. Bd3 h6 8. c3 Bd7 9. Nbd2 Qe7 10. Qb3 O-O-O 11. a4 Na5 12. Qc2 Kb8 13. b4 Nc4 14. Nxc4 dxc4 15. Bxc4 Bc6 16. Be2 Nd5 17. b5 Bd7 18. O-O g5 19. c4 Nf6 20. a5 g4 21. Ne5 h5 22. c5 h4 23. c6 bxc6 24. Nxc6+ Bxc6 25. bxc6 Ka8 26. Ba6 Rb8 27. Rab1 hxg3 28. Bb7+ Rxb7 29. Rxb7 Nd5 30. Qb2 *", + "Moves": "h8h1 g1h1 e7h4 h1g1 h4h2", + "MovesSAN": "Rh1+ Kxh1 Qh4+ Kg1 Qh2#", + "Themes": "attraction endgame kingsideAttack long mate mateIn3 sacrifice" + }, + { + "FEN": "3r2k1/5p1p/6p1/1Pb5/4Q3/8/3q1PPP/1B3RK1 b - - 4 29", + "PGN": "1. d4 Nf6 2. Bf4 c5 3. e3 cxd4 4. exd4 Qb6 5. Nc3 a6 6. Na4 Qa5+ 7. c3 d6 8. b4 Qd8 9. Nf3 Bd7 10. Nb2 Nc6 11. a4 g6 12. Bd3 Bg7 13. O-O O-O 14. Nc4 Nd5 15. Bd2 e5 16. b5 axb5 17. axb5 Rxa1 18. Qxa1 Nce7 19. Nxd6 exd4 20. cxd4 Bg4 21. Ne5 Qxd6 22. Nxg4 Nf4 23. Bxf4 Qxf4 24. Ne3 Bxd4 25. Qa3 Bxe3 26. Qxe7 Bc5 27. Qxb7 Rd8 28. Qe4 Qd2 29. Bb1 *", + "Moves": "d2f2 f1f2 d8d1 e4e1 d1e1", + "MovesSAN": "Qxf2+ Rxf2 Rd1+ Qe1 Rxe1#", + "Themes": "clearance endgame long mate mateIn3 pin sacrifice" + }, + { + "FEN": "6Q1/R7/3R4/5k1p/P5p1/5bP1/1r3P2/6K1 b - - 0 43", + "PGN": "1. b3 d5 2. Bb2 e5 3. e3 Nc6 4. h3 Nf6 5. Bb5 Bd6 6. Bxc6+ bxc6 7. Nf3 Ba6 8. Bxe5 Bxe5 9. Nxe5 Qd6 10. Nd3 h5 11. Nf4 O-O 12. d3 g5 13. Ne2 d4 14. e4 g4 15. h4 Kg7 16. g3 c5 17. Nf4 Rae8 18. Nd2 c4 19. bxc4 Nd5 20. cxd5 c6 21. dxc6 Qxc6 22. Nd5 Qxd5 23. Nb3 f5 24. O-O fxe4 25. Qd2 Bb7 26. Qg5+ Qxg5 27. hxg5 exd3 28. cxd3 Re2 29. Nxd4 Rd2 30. Ne6+ Kf7 31. Nxf8 Kxf8 32. Rfd1 Re2 33. d4 Ke7 34. d5 Kd6 35. a4 Bxd5 36. Rd4 Ke5 37. Rad1 Bf3 38. Rd7 Ra2 39. Rxa7 Rb2 40. g6 Kf6 41. g7 Kg6 42. Rd6+ Kf5 43. g8=Q *", + "Moves": "b2b1 d6d1 b1d1 g1h2 d1h1", + "MovesSAN": "Rb1+ Rd1 Rxd1+ Kh2 Rh1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "8/p1R2Bpk/1p5p/5P2/3qP3/8/6KP/8 w - - 0 46", + "PGN": "1. Nf3 d5 2. g3 e6 3. Bg2 Nf6 4. d3 Nbd7 5. c3 b6 6. Bg5 Be7 7. Nbd2 Bb7 8. Nd4 c5 9. Nc2 O-O 10. e3 h6 11. Bxf6 Bxf6 12. O-O Qc7 13. Na3 Bc6 14. Nc2 Rac8 15. b4 Rfd8 16. a4 cxb4 17. Nxb4 Nc5 18. Nxc6 Qxc6 19. d4 Nd7 20. Nb1 Qc4 21. Re1 Be7 22. Bf1 Qc7 23. Ba6 Rb8 24. Qb3 Nf6 25. f3 Bd6 26. Kg2 Nh5 27. f4 Nf6 28. Nd2 Ra8 29. Rec1 Nd7 30. c4 Nb8 31. cxd5 Qe7 32. Bf1 exd5 33. Qxd5 Nd7 34. Ne4 Nf6 35. Nxf6+ Qxf6 36. Rc6 Rac8 37. Rac1 Rxc6 38. Rxc6 Qe7 39. Bc4 Bxf4 40. gxf4 Rxd5 41. Bxd5 Qb7 42. e4 Qa6 43. Rc7 Qxa4 44. Bxf7+ Kh7 45. f5 Qxd4 *", + "Moves": "f7g6 h7h8 c7c8 d4d8 c8d8", + "MovesSAN": "Bg6+ Kh8 Rc8+ Qd8 Rxd8#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "3r2k1/pp4pp/2p5/8/2Pq1Q1P/1P4P1/P5K1/5R2 w - - 0 34", + "PGN": "1. c4 e5 2. g3 Nc6 3. Bg2 Bc5 4. Nc3 d6 5. e3 f5 6. Nge2 Bb6 7. O-O Nf6 8. b3 O-O 9. Bb2 Qe8 10. Nd5 Nxd5 11. Bxd5+ Kh8 12. Bg2 f4 13. exf4 Qh5 14. Kh1 Bh3 15. Ng1 Bxg2+ 16. Kxg2 Qf5 17. fxe5 dxe5 18. Qe2 Nd4 19. Bxd4 Bxd4 20. Rad1 Rf6 21. Qf3 Qc8 22. Qe4 c6 23. f4 Bxg1 24. Kxg1 exf4 25. Rxf4 Re6 26. Qf3 Qe8 27. Rf1 Kg8 28. d4 Re3 29. Rf8+ Qxf8 30. Qxe3 Qd6 31. Qf4 Qd7 32. Kg2 Rd8 33. h4 Qxd4 *", + "Moves": "f4f7 g8h8 f7f8 d8f8 f1f8", + "MovesSAN": "Qf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate endgame long master mate mateIn3 sacrifice" + }, + { + "FEN": "4rnk1/p1Q3pp/4p3/3p4/3P4/2P2R2/P2qb1PP/1B4K1 w - - 1 27", + "PGN": "1. d4 Nf6 2. c3 e6 3. Nf3 d5 4. Bg5 Be7 5. e3 Nbd7 6. Nbd2 c5 7. Rc1 O-O 8. Bd3 b6 9. Bb1 Bb7 10. Qc2 Re8 11. Ne5 Nf8 12. O-O Rc8 13. f4 cxd4 14. exd4 b5 15. f5 b4 16. fxe6 fxe6 17. Qd3 bxc3 18. bxc3 Qb6 19. Qh3 Ba6 20. Rf3 Qb2 21. Re1 Rc7 22. Bxf6 Bxf6 23. Qg3 Bxe5 24. Qxe5 Qxd2 25. Ref1 Bxf1 26. Qxc7 Be2 *", + "Moves": "c7f7 g8h8 f7f8 e8f8 f3f8", + "MovesSAN": "Qf7+ Kh8 Qxf8+ Rxf8 Rxf8#", + "Themes": "deflection fork long mate mateIn3 middlegame" + }, + { + "FEN": "2Q5/4p1kp/2B3p1/2pP2q1/7r/1Q3pPP/1P5K/R4R2 b - - 0 33", + "PGN": "1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 d6 5. e4 O-O 6. Be2 c5 7. d5 Nbd7 8. Bf4 a6 9. h3 Rb8 10. O-O b6 11. Bh2 b5 12. e5 dxe5 13. Nxe5 Nxe5 14. Bxe5 Rb7 15. cxb5 axb5 16. Bxb5 Qa5 17. Bc6 Rb6 18. Bc7 Qa6 19. Bxb6 Qxb6 20. Qb3 Qc7 21. a4 Qf4 22. a5 Bxh3 23. gxh3 Nh5 24. Ne2 Qg5+ 25. Ng3 Be5 26. Kh2 f5 27. a6 f4 28. Nxh5 f3+ 29. Ng3 Rf4 30. a7 Rh4 31. a8=Q+ Kg7 32. Qc8 Bxg3+ 33. fxg3 *", + "Moves": "g5d2 f1f2 d2f2 h2h1 f2g2", + "MovesSAN": "Qd2+ Rf2 Qxf2+ Kh1 Qg2#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "r4r2/2pQ4/p2p1p1k/2b1p3/P1P1q2P/2P3R1/5PP1/5RK1 w - - 2 28", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 d6 6. O-O O-O 7. Bg5 h6 8. Bh4 a6 9. b4 Ba7 10. a4 Be6 11. Nbd2 g5 12. Nxg5 hxg5 13. Bxg5 Kg7 14. b5 Na5 15. Qf3 Nxc4 16. Nxc4 Bxc4 17. dxc4 Qe7 18. Rad1 Qe6 19. Rd3 Nd7 20. bxa6 bxa6 21. Qg3 Qg6 22. h4 f6 23. Qh3 Nc5 24. Rg3 Kh7 25. Be3 Qxe4 26. Bxc5 Bxc5 27. Qd7+ Kh6 *", + "Moves": "d7g7 h6h5 g3g5 f6g5 g7g5", + "MovesSAN": "Qg7+ Kh5 Rg5+ fxg5 Qxg5#", + "Themes": "exposedKing long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "5Q2/8/6p1/6kp/p7/P1Pqp2P/6P1/4K3 w - - 6 49", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 e5 5. Nf3 Nf6 6. Nc3 Be7 7. Bc4 O-O 8. h3 Nbd7 9. O-O h6 10. Nh4 Nb6 11. Bb3 a5 12. Nf3 Bd7 13. Nd5 Nfxd5 14. Bxd5 Nxd5 15. Qxd5 Bc6 16. Qd3 b5 17. Be3 Rc8 18. c3 Qd7 19. Rfd1 Qb7 20. Nd2 Rfd8 21. f3 d5 22. exd5 Rxd5 23. Qc2 Rcd8 24. Nb3 a4 25. Na5 Rxd1+ 26. Rxd1 Rxd1+ 27. Qxd1 Qa8 28. Nxc6 Qxc6 29. Qd3 f6 30. Qg6 Bc5 31. Bxc5 Qxc5+ 32. Kh2 Qd5 33. Qb1 Qd2 34. a3 Qf4+ 35. Kh1 f5 36. b3 e4 37. fxe4 fxe4 38. bxa4 bxa4 39. Qa2+ Kh7 40. Qb2 e3 41. Kg1 Qe4 42. Kf1 Qd3+ 43. Ke1 Qc4 44. Qc2+ g6 45. Qb2 h5 46. Qb4 Qd3 47. Qe7+ Kh6 48. Qf8+ Kg5 *", + "Moves": "h3h4 g5g4 f8f3 g4h4 f3f4", + "MovesSAN": "h4+ Kg4 Qf3+ Kxh4 Qf4#", + "Themes": "endgame long mate mateIn3 queenEndgame" + }, + { + "FEN": "rnb2rk1/5ppp/2p1p3/1p2b1BQ/4q3/8/PP4PP/3R1R1K w - - 0 17", + "PGN": "1. c4 a6 2. f4 b5 3. cxb5 axb5 4. e4 c6 5. d4 Nf6 6. Bd3 e6 7. Nf3 Bb4+ 8. Nc3 Nh5 9. O-O O-O 10. Ne5 d6 11. Qxh5 dxe5 12. fxe5 Qxd4+ 13. Kh1 Qxd3 14. Bf4 Bxc3 15. Rad1 Qxe4 16. Bg5 Bxe5 *", + "Moves": "h5f7 f8f7 d1d8 f7f8 f1f8", + "MovesSAN": "Qxf7+ Rxf7 Rd8+ Rf8 Rfxf8#", + "Themes": "long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "1R6/p3BNpk/4p2p/3p4/q2Pn3/P2rP2P/5PP1/6K1 w - - 0 25", + "PGN": "1. d4 d5 2. c4 Bf5 3. Nc3 c6 4. e3 e6 5. Nf3 h6 6. Bd3 Bxd3 7. Qxd3 Be7 8. cxd5 cxd5 9. O-O Nf6 10. Bd2 O-O 11. Rfc1 Bb4 12. a3 Bxc3 13. bxc3 Nc6 14. c4 Qd7 15. c5 b6 16. Rab1 bxc5 17. Rxc5 Ne7 18. h3 Rfc8 19. Ne5 Qa4 20. Bb4 Ne4 21. Rxc8+ Rxc8 22. Bxe7 Rc3 23. Rb8+ Kh7 24. Nxf7 Rxd3 *", + "Moves": "b8h8 h7g6 f7e5 g6f5 g2g4", + "MovesSAN": "Rh8+ Kg6 Ne5+ Kf5 g4#", + "Themes": "endgame fork long mate mateIn3" + }, + { + "FEN": "3r3k/5Qpp/p2q4/1p6/3p4/P6P/1P4P1/4R2K w - - 0 30", + "PGN": "1. e4 c5 2. c3 d6 3. d4 cxd4 4. cxd4 Nf6 5. Nc3 a6 6. f4 Nc6 7. e5 dxe5 8. fxe5 Nd5 9. Nf3 Bg4 10. Be2 e6 11. O-O Qb6 12. h3 Bxf3 13. Bxf3 Nxd4 14. Nxd5 Nxf3+ 15. Kh1 exd5 16. Qxf3 Qe6 17. Be3 Be7 18. Rac1 O-O 19. Rc7 b5 20. Bd4 Bb4 21. a3 Ba5 22. Rb7 Rab8 23. Rxb8 Rxb8 24. Bc5 Bc7 25. Bd6 Bxd6 26. exd6 Qxd6 27. Qxf7+ Kh8 28. Rd1 Rd8 29. Re1 d4 *", + "Moves": "e1e8 d8e8 f7e8 d6f8 e8f8", + "MovesSAN": "Re8+ Rxe8 Qxe8+ Qf8 Qxf8#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "1r4k1/5p1p/6p1/4R1PP/r5P1/1p6/8/4R1K1 w - - 0 30", + "PGN": "1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. e3 e6 5. Nf3 Nbd7 6. Be2 dxc4 7. Bxc4 b5 8. Bb3 Bd6 9. e4 e5 10. Bg5 O-O 11. dxe5 Nxe5 12. Nxe5 Bxe5 13. f4 Qxd1+ 14. Rxd1 Bxc3+ 15. bxc3 Nxe4 16. O-O Nxc3 17. Rd3 Ne4 18. Re1 Bf5 19. Rde3 Nxg5 20. fxg5 c5 21. Re5 c4 22. Rxf5 cxb3 23. axb3 b4 24. h4 a5 25. Rb5 Rfb8 26. Rbe5 g6 27. g4 a4 28. bxa4 Rxa4 29. h5 b3 *", + "Moves": "e5e8 b8e8 e1e8 g8g7 h5h6", + "MovesSAN": "Re8+ Rxe8 Rxe8+ Kg7 h6#", + "Themes": "endgame long mate mateIn3 rookEndgame" + }, + { + "FEN": "4rrk1/2p2qp1/8/8/3P2Q1/2P4R/4RPPP/6K1 b - - 4 29", + "PGN": "1. d4 d5 2. c4 Nf6 3. Nc3 e6 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Be7 7. Nf3 Nc6 8. e5 h6 9. Bd3 O-O 10. O-O a6 11. Qc2 b5 12. Be4 Bb7 13. Rb1 f5 14. exf6 Bxf6 15. a4 Na5 16. axb5 Bxe4 17. Qxe4 axb5 18. Rxb5 Qd7 19. Rh5 Nc4 20. Bf4 Nd6 21. Qg6 Nf5 22. Bxh6 Nxh6 23. Rxh6 Qe8 24. Qg4 Rc8 25. Re1 e5 26. Nxe5 Bxe5 27. Rxe5 Qf7 28. Re2 Rce8 29. Rh3 *", + "Moves": "f7f2 e2f2 e8e1 f2f1 e1f1", + "MovesSAN": "Qxf2+ Rxf2 Re1+ Rf1 Rexf1#", + "Themes": "endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "2rr4/2q1kppQ/p7/1p2N3/5P2/Pb6/1P4PP/1KR4R b - - 1 23", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Be7 8. Qd2 Qb6 9. O-O-O Bd7 10. Bc4 Nc6 11. Nf3 Rc8 12. Bb3 Qc7 13. Kb1 b5 14. a3 Na5 15. e5 Nxb3 16. cxb3 Nd5 17. Nxd5 exd5 18. Bxe7 Kxe7 19. Qxd5 dxe5 20. Nxe5 Be6 21. Qd3 Rhd8 22. Qxh7 Bxb3 23. Rc1 *", + "Moves": "c7c1 h1c1 c8c1 b1c1 d8d1", + "MovesSAN": "Qxc1+ Rxc1 Rxc1+ Kxc1 Rd1#", + "Themes": "attraction long mate mateIn3 middlegame queensideAttack sacrifice" + }, + { + "FEN": "6k1/pp2p2p/6p1/2b1B3/P3n1P1/5R1P/3r1PK1/4rB2 w - - 0 37", + "PGN": "1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 g6 5. Nf3 Bg7 6. c4 Qe4+ 7. Qe2 Qxe2+ 8. Bxe2 cxd4 9. O-O Nc6 10. Bd2 Bg4 11. h3 Be6 12. b4 d3 13. Bxd3 Bxa1 14. Na3 Bg7 15. Nb5 Rc8 16. Re1 Nf6 17. Bf4 O-O 18. Nc7 Rfd8 19. Nxe6 fxe6 20. Bf1 Nxb4 21. Rxe6 Nc6 22. Ne5 Nxe5 23. Bxe5 Rd7 24. Bh2 Rc6 25. Re3 Kf7 26. g3 Rd1 27. Kg2 Re6 28. Rb3 Ree1 29. Bd3 Rd2 30. g4 Bh6 31. Bf1 Be3 32. Bg3 Bb6 33. a4 Ne4 34. Rf3+ Kg7 35. Be5+ Kg8 36. c5 Bxc5 *", + "Moves": "f1c4 d2d5 c4d5 e7e6 d5e6", + "MovesSAN": "Bc4+ Rd5 Bxd5+ e6 Bxe6#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "5rk1/p6p/1q3P1P/3PQp2/2p5/2P5/P4P2/6K1 w - - 1 32", + "PGN": "1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nf6 5. Nf3 Bg4 6. c3 Bxf3 7. Qxf3 e6 8. Bg5 Be7 9. Nd2 O-O 10. O-O Nbd7 11. Rfe1 Rb8 12. Re2 b5 13. Rae1 b4 14. h4 bxc3 15. bxc3 Rb2 16. Nb3 Rxe2 17. Rxe2 Nb6 18. g4 Nfd7 19. Bxe7 Qxe7 20. g5 g6 21. Qg4 Nc4 22. h5 e5 23. Bxc4 dxc4 24. Nc5 Nxc5 25. Rxe5 Ne6 26. d5 Qc5 27. Qe4 Ng7 28. h6 Nf5 29. Rxf5 gxf5 30. Qe5 f6 31. gxf6 Qb6 *", + "Moves": "e5g3 g8f7 g3g7 f7e8 g7e7", + "MovesSAN": "Qg3+ Kf7 Qg7+ Ke8 Qe7#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "4R3/6k1/4p1rp/5p1Q/1P3PpP/1p6/1r4P1/7K b - - 3 43", + "PGN": "1. d4 e6 2. a3 Nf6 3. c3 c5 4. e3 a6 5. Nf3 b5 6. Be2 c4 7. O-O Bb7 8. Ne5 d6 9. Bf3 Ra7 10. Bxb7 Rxb7 11. Qf3 Rc7 12. Ng4 Nxg4 13. Qxg4 Nc6 14. e4 Na5 15. Nd2 Nb3 16. Nxb3 cxb3 17. Bg5 f6 18. Be3 Kf7 19. e5 dxe5 20. dxe5 f5 21. Qh5+ g6 22. Qe2 Bc5 23. Rad1 Qc8 24. Bg5 h6 25. Bf6 Rg8 26. Rd3 g5 27. Qh5+ Rg6 28. h4 Qg8 29. Rg3 g4 30. Kh1 Be7 31. f4 Bxf6 32. exf6 Kxf6 33. Rd3 Qc8 34. Rd6 Rc6 35. Rfd1 a5 36. Rd8 Qb7 37. R1d7 Qxd7 38. Rxd7 b4 39. axb4 axb4 40. cxb4 Rc2 41. Rd8 Rxb2 42. Rf8+ Kg7 43. Re8 *", + "Moves": "b2b1 h1h2 g4g3 h2h3 b1h1", + "MovesSAN": "Rb1+ Kh2 g3+ Kh3 Rh1#", + "Themes": "endgame long mate mateIn3 queenRookEndgame" + }, + { + "FEN": "6rr/pp1k1pN1/8/2p1B1p1/3pP2p/3P2Pq/PPP1RP2/R2Q2K1 b - - 1 23", + "PGN": "1. Nf3 d5 2. g3 c5 3. d3 Nc6 4. Nbd2 Nf6 5. Bg2 e5 6. O-O Be6 7. Re1 Bd6 8. e4 d4 9. Ng5 Bg4 10. Ngf3 Qd7 11. Nc4 Nh5 12. h3 Bxh3 13. Bxh3 Qxh3 14. Nxd6+ Kd7 15. Nf5 g6 16. N5h4 Ng7 17. Bg5 Raf8 18. Bf6 Rfg8 19. Nxe5+ Nxe5 20. Bxe5 g5 21. Nf5 h5 22. Nxg7 h4 23. Re2 *", + "Moves": "h4g3 f2g3 h3h1 g1f2 h8h2", + "MovesSAN": "hxg3 fxg3 Qh1+ Kf2 Rh2#", + "Themes": "kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "1r3rk1/5Np1/p2p4/1qn3Nn/1p2P2P/1Q3P2/8/RK5R w - - 6 32", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 h6 4. d3 Bc5 5. Qe2 Nf6 6. Be3 Bxe3 7. Qxe3 O-O 8. h3 d6 9. a3 a6 10. c3 Na5 11. Ba2 b5 12. b4 Nc6 13. Nbd2 Ne7 14. g4 Ng6 15. O-O-O Nf4 16. g5 hxg5 17. Nxg5 N6h5 18. h4 Bg4 19. f3 Be6 20. Rdg1 Bxa2 21. c4 bxc4 22. dxc4 c5 23. Kb2 Bxc4 24. Nxc4 cxb4 25. a4 Qc7 26. Rc1 Rab8 27. Nxe5 Qa5 28. Nexf7 Qxa4 29. Ra1 Qb5 30. Qb3 Nd3+ 31. Kb1 Nc5 *", + "Moves": "f7h6 g8h8 b3g8 f8g8 h6f7", + "MovesSAN": "Nh6+ Kh8 Qg8+ Rxg8 Nhf7#", + "Themes": "doubleCheck long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "1R1n1r2/r3bpk1/3qp2p/2p1N3/P1b5/P1N1P2P/2Q3P1/5RK1 w - - 2 28", + "PGN": "1. b3 Nf6 2. Bb2 e6 3. e3 c5 4. c4 Be7 5. Nf3 O-O 6. d4 b6 7. dxc5 bxc5 8. Qc2 Bb7 9. Nbd2 Nc6 10. a3 a5 11. Bd3 a4 12. bxa4 h6 13. Bc3 d5 14. Rb1 Ra7 15. O-O d4 16. Ba1 dxe3 17. fxe3 Ng4 18. Bh7+ Kh8 19. Be4 Qc7 20. h3 Nf6 21. Rb5 Nxe4 22. Nxe4 Nd8 23. Be5 Qc6 24. Nc3 Ba6 25. Rb8 Bxc4 26. Bxg7+ Kxg7 27. Ne5 Qd6 *", + "Moves": "f1f7 d8f7 c2g6 g7h8 e5f7", + "MovesSAN": "Rxf7+ Nxf7 Qg6+ Kh8 Nxf7#", + "Themes": "deflection long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "5r1k/1P4p1/2P4p/8/4Q3/8/1q4PP/4R1K1 b - - 0 42", + "PGN": "1. Nf3 d6 2. d4 e6 3. e4 Be7 4. Nc3 Bd7 5. e5 a6 6. exd6 cxd6 7. Be2 h6 8. O-O Nf6 9. Be3 Nc6 10. Na4 Ng4 11. c4 Nxe3 12. fxe3 e5 13. Nc3 O-O 14. Nd5 f5 15. Nxe7+ Qxe7 16. dxe5 Nxe5 17. Nxe5 dxe5 18. Qd5+ Kh8 19. Qxb7 Rac8 20. Qxa6 Bc6 21. b3 Qg5 22. Bf3 Bxf3 23. Rxf3 e4 24. Rf4 Rfd8 25. Raf1 Rf8 26. Qa5 Rcd8 27. Rxf5 Qxe3+ 28. Kh1 Rxf5 29. Qxf5 Rg8 30. Qf4 Qe2 31. Qf2 Qg4 32. Re1 Qg6 33. Qe3 Re8 34. c5 Qc6 35. b4 Qb5 36. a3 Qc6 37. Kg1 Qf6 38. b5 Rf8 39. c6 Qd6 40. Qxe4 Qxa3 41. b6 Qb2 42. b7 *", + "Moves": "b2f2 g1h1 f2f1 e1f1 f8f1", + "MovesSAN": "Qf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "rn1k1r2/3b1q2/4p1N1/p6Q/3P4/2R1P3/PP3PPP/2R3K1 b - - 3 26", + "PGN": "1. d4 e6 2. c4 d5 3. Nf3 Bb4+ 4. Bd2 Bxd2+ 5. Nbxd2 dxc4 6. e3 Ne7 7. Bxc4 Qd6 8. O-O c6 9. Ne4 Qd7 10. Ne5 Qd8 11. Qf3 f6 12. Nxf6+ gxf6 13. Qxf6 Rf8 14. Qg7 b5 15. Qxh7 bxc4 16. Qh5+ Ng6 17. Qxg6+ Ke7 18. Rac1 Rf6 19. Qg7+ Ke8 20. Rxc4 Qe7 21. Qh8+ Rf8 22. Qh5+ Kd8 23. Rxc6 Bd7 24. Rc3 a5 25. Ng6 Qf7 26. Rfc1 *", + "Moves": "f7f2 g1h1 f2f1 c1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "2r3k1/1p3rp1/6R1/3p4/3QpP2/4P3/PP2q3/1K4R1 b - - 2 37", + "PGN": "1. Nf3 d5 2. d4 Nc6 3. Bf4 f6 4. h3 Bd7 5. e3 e6 6. Bd3 f5 7. c3 Nf6 8. Nbd2 Be7 9. Qc2 O-O 10. g4 Ne4 11. gxf5 exf5 12. Rg1 Bh4 13. Nxh4 Qxh4 14. Nxe4 fxe4 15. Bf1 Kh8 16. Bg3 Qe7 17. O-O-O a5 18. h4 Bg4 19. Rd2 a4 20. Be2 Bf3 21. Bxf3 Rxf3 22. h5 h6 23. Bf4 Na5 24. Be5 Rf7 25. f3 Nc4 26. Re2 Nxe5 27. dxe5 Qxe5 28. f4 Qxh5 29. Reg2 Rg8 30. Qxa4 Qf3 31. Qd4 Qh5 32. c4 c6 33. cxd5 cxd5 34. Rg6 Rc8+ 35. Kb1 Qe2 36. Rxh6+ Kg8 37. Rhg6 *", + "Moves": "e2c2 b1a1 c2c1 g1c1 c8c1", + "MovesSAN": "Qc2+ Ka1 Qc1+ Rxc1 Rxc1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "4R3/6pk/5p1p/8/3qQ3/1P6/r5PP/7K b - - 3 37", + "PGN": "1. e4 e5 2. f4 exf4 3. Nf3 Nc6 4. Bc4 h6 5. d4 Nf6 6. e5 Ne4 7. O-O Be7 8. Bxf4 O-O 9. c3 d5 10. exd6 Nxd6 11. Bd3 Bf5 12. Re1 Bxd3 13. Qxd3 Bf6 14. Nbd2 Re8 15. b3 Qd7 16. Ne4 Nxe4 17. Rxe4 Qg4 18. Rae1 Rxe4 19. Rxe4 Qd7 20. Ne5 Nxe5 21. Bxe5 Bxe5 22. Rxe5 f6 23. Re4 c5 24. Qc4+ Kh8 25. Qxc5 Rc8 26. Re7 Qg4 27. Qxa7 Rxc3 28. Qxb7 Qd1+ 29. Kf2 Qd2+ 30. Re2 Qxd4+ 31. Kf1 Rc1+ 32. Re1 Qd3+ 33. Kf2 Rc2+ 34. Kg1 Qd4+ 35. Kh1 Rxa2 36. Re8+ Kh7 37. Qe4+ *", + "Moves": "d4e4 e8e4 a2a1 e4e1 a1e1", + "MovesSAN": "Qxe4 Rxe4 Ra1+ Re1 Rxe1#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "6k1/ppR2pp1/b6p/8/P6P/1P2RBP1/1r1r1P2/6K1 w - - 3 30", + "PGN": "1. e4 c5 2. Nf3 e6 3. g3 Nc6 4. Bg2 d5 5. exd5 exd5 6. O-O Nf6 7. d4 Bg4 8. Re1+ Be7 9. dxc5 O-O 10. Be3 d4 11. Bg5 Bxc5 12. Nbd2 h6 13. Bxf6 Qxf6 14. Ne4 Qe7 15. Nxc5 Qxc5 16. Qd2 Rad8 17. Re4 Bf5 18. Re2 d3 19. cxd3 Bxd3 20. Re3 Ba6 21. Qe1 Nd4 22. Rc1 Nxf3+ 23. Bxf3 Qd4 24. b3 Qd2 25. a4 Qb2 26. Qc3 Rd2 27. Qxb2 Rxb2 28. h4 Rd8 29. Rc7 Rdd2 *", + "Moves": "e3e8 g8h7 f3e4 f7f5 e4f5", + "MovesSAN": "Re8+ Kh7 Be4+ f5 Bxf5#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "4r1k1/p4pp1/1p6/7p/1P3P2/P2Q3B/5qPP/R6K b - - 0 27", + "PGN": "1. d4 d5 2. c4 Nf6 3. Nc3 e6 4. a3 c5 5. Nf3 Nc6 6. Bg5 cxd4 7. Nxd4 dxc4 8. e3 Nxd4 9. exd4 Be7 10. Bxc4 h6 11. Bh4 b6 12. O-O Bb7 13. Bb5+ Nd7 14. Bxe7 Qxe7 15. Re1 O-O 16. d5 Qg5 17. Bxd7 exd5 18. f3 Rad8 19. Bg4 h5 20. Bh3 d4 21. Ne4 Bxe4 22. Rxe4 d3 23. f4 Qc5+ 24. Kh1 Qf2 25. b4 Rfe8 26. Rxe8+ Rxe8 27. Qxd3 *", + "Moves": "e8e1 a1e1 f2e1 d3f1 e1f1", + "MovesSAN": "Re1+ Rxe1 Qxe1+ Qf1 Qxf1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "3r1k2/p1p2ppp/8/3q4/1P3p2/P1PPQ1Nb/6p1/4R1K1 w - - 0 27", + "PGN": "1. e4 e5 2. Nf3 Bc5 3. Bc4 Qe7 4. d3 b5 5. Bxb5 Bxf2+ 6. Kxf2 Qc5+ 7. Be3 Qxb5 8. Nc3 Qa5 9. Rf1 Nf6 10. h3 O-O 11. Kg1 Nc6 12. a3 d6 13. b4 Qa6 14. Qd2 Qb7 15. Ne2 d5 16. Bc5 dxe4 17. Bxf8 exf3 18. Ng3 fxg2 19. Rxf6 Kxf8 20. Rf2 Bxh3 21. c3 Ne7 22. Qg5 Ng6 23. Re1 Qd5 24. Qe3 Rd8 25. Rf3 Nf4 26. Rxf4 exf4 *", + "Moves": "e3e7 f8g8 e7e8 d8e8 e1e8", + "MovesSAN": "Qe7+ Kg8 Qe8+ Rxe8 Rxe8#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "4rrk1/1bR3pp/p3pR2/8/Nq2p1Q1/1P1B4/P5PP/7K b - - 0 25", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 Nf6 6. Bd3 Qc7 7. Be3 Nbd7 8. O-O e6 9. f4 Be7 10. f5 Nc5 11. fxe6 fxe6 12. Bg5 O-O 13. Bxf6 Bxf6 14. Nb3 b5 15. Nxc5 Qxc5+ 16. Kh1 b4 17. Na4 Qc6 18. c3 bxc3 19. Nxc3 Bb7 20. Rc1 Qb6 21. Qg4 Rae8 22. Na4 Qb4 23. b3 d5 24. Rc7 dxe4 25. Rxf6 *", + "Moves": "b4e1 d3f1 e1f1 f6f1 f8f1", + "MovesSAN": "Qe1+ Bf1 Qxf1+ Rxf1 Rxf1#", + "Themes": "backRankMate long mate mateIn3 middlegame xRayAttack" + }, + { + "FEN": "2r3k1/p2r3p/1p2pQpP/1R3pB1/5P2/8/6K1/8 b - - 0 37", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nc3 c6 4. Bg5 Be7 5. Nf3 O-O 6. e3 d5 7. Be2 Nbd7 8. O-O Re8 9. Qc2 Bf8 10. e4 dxe4 11. Nxe4 g6 12. Ne5 Bg7 13. f4 Qc7 14. Rac1 Nxe4 15. Qxe4 f6 16. Nxd7 f5 17. Qd3 Bxd7 18. d5 Bxb2 19. Rc2 Bg7 20. d6 Qc8 21. h4 b6 22. h5 c5 23. h6 Bd4+ 24. Kh1 Rb8 25. Bf3 Bc6 26. Rd2 Qd7 27. Qe2 Qxd6 28. Bxc6 Qxc6 29. Rxd4 cxd4 30. Qe5 Rb7 31. Qxd4 Rd7 32. Qc3 Qc5 33. Rb1 Rc8 34. Rb5 Qxc4 35. Qe5 Qxa2 36. Qf6 Qxg2+ 37. Kxg2 *", + "Moves": "c8c2 g2g3 d7d3 g3h4 c2h2", + "MovesSAN": "Rc2+ Kg3 Rd3+ Kh4 Rh2#", + "Themes": "endgame exposedKing long mate mateIn3" + }, + { + "FEN": "6r1/2p1Q3/3p3k/1pbPp1R1/p3P3/P1KP4/1P3r2/2R5 b - - 1 36", + "PGN": "1. c4 e5 2. Nc3 Bc5 3. e4 Qf6 4. Nf3 Nh6 5. d3 O-O 6. Bg5 Qg6 7. h4 d6 8. a3 Ng4 9. h5 Qe6 10. Bh4 Nc6 11. Ng5 Nd4 12. Nxe6 Bxe6 13. Be2 Nf6 14. Bxf6 gxf6 15. g4 Kh8 16. Nd5 Bxd5 17. cxd5 a5 18. Bf3 a4 19. g5 Nb3 20. Rb1 fxg5 21. Bg4 h6 22. Qf3 Nd4 23. Qf6+ Kh7 24. Bf5+ Nxf5 25. Qxf5+ Kg8 26. Rg1 f6 27. Rc1 b5 28. Qg6+ Kh8 29. Qxh6+ Kg8 30. Qg6+ Kh8 31. h6 Rg8 32. Qxf6+ Kh7 33. Rxg5 Raf8 34. Qe7+ Kxh6 35. Kd2 Rxf2+ 36. Kc3 *", + "Moves": "c5d4 c3b4 f2b2 b4a5 g8a8", + "MovesSAN": "Bd4+ Kb4 Rxb2+ Ka5 Ra8#", + "Themes": "deflection endgame long mate mateIn3" + }, + { + "FEN": "3r4/1k6/7R/1p2R3/4P3/1P6/1PP2r2/1K6 b - - 0 33", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Nc3 d6 4. d4 f6 5. dxe5 fxe5 6. Bg5 Be7 7. Qd2 h6 8. Be3 Nf6 9. Bb5 Bd7 10. O-O-O a6 11. Ba4 b5 12. Bb3 Na5 13. Nd5 Nxb3+ 14. axb3 Nxd5 15. Qxd5 c6 16. Qd2 Bg4 17. h3 Bxf3 18. gxf3 Bg5 19. Bxg5 Qxg5 20. Kb1 Qxd2 21. Rxd2 Kd7 22. Rhd1 Rhf8 23. Rxd6+ Kc7 24. Rd7+ Kb6 25. Rxg7 Rxf3 26. Rg6 Rxh3 27. Rdd6 Rd8 28. Rxc6+ Kb7 29. Rb6+ Ka7 30. Rxa6+ Kb7 31. Rxh6 Rf3 32. Rae6 Rxf2 33. Rxe5 *", + "Moves": "f2f1 b1a2 d8a8 h6a6 a8a6", + "MovesSAN": "Rf1+ Ka2 Ra8+ Ra6 Rxa6#", + "Themes": "endgame long mate mateIn3 rookEndgame" + }, + { + "FEN": "2r3k1/pqr2pp1/1p2p3/4N1p1/5P1n/P7/1P1RQ2P/3R2K1 w - - 0 28", + "PGN": "1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. g3 c5 5. cxd5 Nxd5 6. dxc5 Bxc5 7. Bg2 O-O 8. O-O b6 9. a3 Bb7 10. Ne5 Qc7 11. Bf4 Bd6 12. Nd3 Bxf4 13. Nxf4 Nxf4 14. Bxb7 Nxe2+ 15. Qxe2 Qxb7 16. Nc3 Nd7 17. Rfd1 Nf6 18. f3 Rfd8 19. Ne4 Nd5 20. f4 Rac8 21. Ng5 h6 22. Nf3 Rc7 23. Ne5 Rdc8 24. Rd2 Ne7 25. Rad1 Nf5 26. g4 Nh4 27. g5 hxg5 *", + "Moves": "d2d8 c8d8 d1d8 g8h7 e2h5", + "MovesSAN": "Rd8+ Rxd8 Rxd8+ Kh7 Qh5#", + "Themes": "kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "3r1r2/2p2p1p/p1p1bNpk/4Q3/8/1PPq3P/P3NPP1/R3K2R b KQ - 6 20", + "PGN": "1. e4 e5 2. Qh5 Nc6 3. Bc4 g6 4. Qf3 Nf6 5. c3 Bg7 6. d3 O-O 7. Bg5 d6 8. h3 Be6 9. Bb5 a6 10. Bxc6 bxc6 11. Ne2 d5 12. Nd2 Rb8 13. b3 Qd7 14. Bxf6 Bxf6 15. Qxf6 dxe4 16. Nxe4 Qxd3 17. Qxe5 Rbd8 18. Nf6+ Kg7 19. Nh5+ Kh6 20. Nf6 *", + "Moves": "d3d2 e1f1 d2d1 a1d1 d8d1", + "MovesSAN": "Qd2+ Kf1 Qd1+ Rxd1 Rxd1#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "2r5/p4pkp/4pnp1/6P1/p2Q4/1P6/P1q2P1P/3R2K1 w - - 0 28", + "PGN": "1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Nxd7 5. O-O Ngf6 6. Qe2 g6 7. c3 Bg7 8. d4 cxd4 9. cxd4 O-O 10. e5 dxe5 11. dxe5 Ng4 12. Rd1 Ngxe5 13. Nxe5 Bxe5 14. Bh6 Bg7 15. Bxg7 Kxg7 16. Qg4 Nf6 17. Qe2 Qb6 18. b3 e6 19. Nc3 Rac8 20. Na4 Qc7 21. g3 Qe7 22. Qe5 Rfd8 23. g4 Rxd1+ 24. Rxd1 Qc7 25. Qb2 Qc2 26. Qd4 b5 27. g5 bxa4 *", + "Moves": "g5f6 g7h8 d4d8 c8d8 d1d8", + "MovesSAN": "gxf6+ Kh8 Qd8+ Rxd8 Rxd8#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "r1bq1r1k/p2pnpbP/1p2p2B/2p5/4P3/1nNP2P1/PP1Q1PB1/3K2NR w - - 1 14", + "PGN": "1. e4 c5 2. Nc3 g6 3. g3 Bg7 4. Bg2 Nc6 5. d3 e6 6. Be3 b6 7. Qd2 Nge7 8. Bh6 O-O 9. h4 Nd4 10. h5 Nxc2+ 11. Kd1 Nxa1 12. hxg6 Nb3 13. gxh7+ Kh8 *", + "Moves": "h6g7 h8g7 d2h6 g7h8 h6f6", + "MovesSAN": "Bxg7+ Kxg7 Qh6+ Kh8 Qf6#", + "Themes": "attraction exposedKing kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "r5k1/5p1p/6p1/3PR3/6Q1/8/5PPP/6K1 b - - 0 26", + "PGN": "1. e4 g6 2. d4 Bg7 3. Nf3 Nc6 4. Be3 d6 5. Bb5 Bd7 6. Nc3 a6 7. Bxc6 Bxc6 8. d5 Bb5 9. Nxb5 axb5 10. O-O Bxb2 11. Rb1 Bf6 12. Bd4 Bxd4 13. Nxd4 Rxa2 14. Nxb5 Nf6 15. Re1 O-O 16. c4 c6 17. Nc3 Ra8 18. Rxb7 cxd5 19. Nxd5 Nxd5 20. cxd5 Qc8 21. Rxe7 Re8 22. Rxe8+ Qxe8 23. Qd4 Qd7 24. e5 dxe5 25. Rxe5 Qg4 26. Qxg4 *", + "Moves": "a8a1 g4d1 a1d1 e5e1 d1e1", + "MovesSAN": "Ra1+ Qd1 Rxd1+ Re1 Rxe1#", + "Themes": "backRankMate endgame long mate mateIn3 queenRookEndgame" + }, + { + "FEN": "r2kr3/1p5R/4p3/q2p1p2/5QP1/1P1P4/p1P1BP2/2K5 w - - 1 30", + "PGN": "1. e4 e6 2. d3 c6 3. Bf4 d5 4. exd5 cxd5 5. Nc3 h6 6. Nf3 a6 7. Qe2 Nf6 8. O-O-O Nbd7 9. Ne5 g5 10. Bg3 h5 11. Nxd7 Bxd7 12. Be5 Bb5 13. Qf3 Bg7 14. Be2 g4 15. Qf4 O-O 16. Nxb5 axb5 17. h3 Re8 18. hxg4 Nxg4 19. Bxg7 Kxg7 20. Rxh5 f5 21. Rdh1 Nf6 22. Qh6+ Kf7 23. Qf4 Ke7 24. g4 Qa5 25. a3 b4 26. Rh6 bxa3 27. b3 a2 28. Rh7+ Nxh7 29. Rxh7+ Kd8 *", + "Moves": "f4d6 d8c8 d6d7 c8b8 d7b7", + "MovesSAN": "Qd6+ Kc8 Qd7+ Kb8 Qxb7#", + "Themes": "endgame exposedKing fork long mate mateIn3" + }, + { + "FEN": "6k1/5pb1/6p1/R6p/3P1P2/B7/5QPP/2q1rBK1 b - - 0 33", + "PGN": "1. e4 Nf6 2. e5 Nd5 3. Nc3 Nxc3 4. bxc3 d6 5. exd6 exd6 6. d4 g6 7. Bd3 Bg7 8. Ne2 O-O 9. O-O c5 10. Be3 b6 11. a4 a6 12. Rb1 Bd7 13. a5 bxa5 14. dxc5 dxc5 15. Bxc5 Re8 16. Bb6 Qg5 17. Nd4 Nc6 18. f4 Qe7 19. Qf3 Nxd4 20. cxd4 a4 21. Bc5 Qf6 22. Rb6 Qd8 23. Rfb1 Bb5 24. Rd6 Qa5 25. c4 Re1+ 26. Rxe1 Qxe1+ 27. Bf1 Re8 28. cxb5 axb5 29. Qf2 Qc1 30. Rb6 a3 31. Rxb5 h5 32. Ra5 Re1 33. Bxa3 *", + "Moves": "e1f1 f2f1 g7d4 g1h1 c1f1", + "MovesSAN": "Rxf1+ Qxf1 Bxd4+ Kh1 Qxf1#", + "Themes": "deflection fork long mate mateIn3 middlegame" + }, + { + "FEN": "r5k1/1bp3pp/p7/1p2q3/8/8/PPP2QPP/5RK1 w - - 0 23", + "PGN": "1. e4 e5 2. Nc3 b6 3. Bc4 Bb7 4. d3 Nf6 5. f4 d6 6. Nf3 Nbd7 7. O-O Be7 8. Be3 O-O 9. Qd2 a6 10. fxe5 dxe5 11. Bg5 Nc5 12. Nxe5 b5 13. Bxf6 Bxf6 14. Bxf7+ Rxf7 15. Nxf7 Kxf7 16. e5 Qd4+ 17. Qf2 Qxe5 18. Rae1 Qd6 19. Ne4 Nxe4 20. dxe4 Kg8 21. e5 Bxe5 22. Rxe5 Qxe5 *", + "Moves": "f2f7 g8h8 f7f8 a8f8 f1f8", + "MovesSAN": "Qf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "3r2k1/5ppp/4p3/p7/P2q4/3Pn3/1r2BQPP/R4R1K w - - 5 26", + "PGN": "1. e4 c5 2. f4 d6 3. Nf3 Nf6 4. e5 dxe5 5. fxe5 Nd5 6. c4 Nb6 7. a4 a5 8. Nc3 Nc6 9. Nb5 e6 10. Be2 Be7 11. O-O O-O 12. b3 Nd4 13. Nfxd4 cxd4 14. Bb2 Bc5 15. Kh1 Bd7 16. Nxd4 Bxa4 17. bxa4 Bxd4 18. Bxd4 Qxd4 19. Bf3 Qxe5 20. Bxb7 Rab8 21. Bf3 Nxc4 22. Qc2 Qd4 23. d3 Ne3 24. Qf2 Rb2 25. Be2 Rd8 *", + "Moves": "f2f7 g8h8 f7f8 d8f8 f1f8", + "MovesSAN": "Qxf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "4Q3/pkq3r1/2p5/1pbP4/4B3/1PPR1R2/P7/5K2 b - - 4 43", + "PGN": "1. e4 c6 2. Nc3 d5 3. d4 dxe4 4. Nxe4 Nd7 5. Nf3 Ngf6 6. Nxf6+ Nxf6 7. Bc4 Bg4 8. O-O e6 9. h3 Bh5 10. Bg5 Be7 11. Qd3 Qb6 12. Ne5 Bg6 13. Nxg6 hxg6 14. b3 O-O-O 15. c3 Rd7 16. Be3 Qc7 17. Rad1 Nd5 18. Rfe1 g5 19. Qe4 Rh4 20. Qf3 Nxe3 21. Rxe3 Rf4 22. Qh5 Kb8 23. Qh8+ Rd8 24. Qxg7 b5 25. g3 Rf5 26. Bd3 Bf8 27. Qh7 Rfd5 28. Be4 R5d7 29. Qg8 f5 30. Bf3 g4 31. hxg4 fxg4 32. Qxg4 Rg7 33. Qxe6 Bd6 34. Be4 Kb7 35. Rdd3 Re7 36. Qf5 Rde8 37. f4 Rf7 38. Qg6 Rg7 39. Qxe8 Bxf4 40. Rf3 Bxg3 41. d5 Bd6+ 42. Kf2 Bc5+ 43. Kf1 *", + "Moves": "g7g1 f1e2 c7h2 f3f2 h2f2", + "MovesSAN": "Rg1+ Ke2 Qh2+ Rf2 Qxf2#", + "Themes": "exposedKing long mate mateIn3 middlegame" + }, + { + "FEN": "3qk2r/1p1bppb1/p3P1p1/7p/2rN3P/2N1n3/PPPQ2P1/R4RK1 w k - 0 18", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. Be3 Nc6 7. Bc4 Bd7 8. f3 Rc8 9. Bb3 Ne5 10. h4 h5 11. Qd2 Nc4 12. Bxc4 Rxc4 13. O-O a6 14. f4 Nf6 15. e5 dxe5 16. fxe5 Ng4 17. e6 Nxe3 *", + "Moves": "e6f7 e8f8 d4e6 d7e6 d2d8", + "MovesSAN": "exf7+ Kf8 Ne6+ Bxe6 Qxd8#", + "Themes": "advancedPawn attackingF2F7 discoveredAttack long mate mateIn3 middlegame" + }, + { + "FEN": "r2qk2r/ppp2pp1/2np4/4p3/2B1N3/P2PP1p1/1PP3P1/RN1Q1RK1 b kq - 0 12", + "PGN": "1. e4 e5 2. Bc4 Nc6 3. d3 Nf6 4. Nf3 Bc5 5. O-O d6 6. h3 h5 7. a3 Bg4 8. hxg4 hxg4 9. Ng5 g3 10. Be3 Bxe3 11. fxe3 Nxe4 12. Nxe4 *", + "Moves": "h8h1 g1h1 d8h4 h1g1 h4h2", + "MovesSAN": "Rh1+ Kxh1 Qh4+ Kg1 Qh2#", + "Themes": "attraction kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "5r1k/5p1p/6p1/1P5n/2Qb4/4q1P1/6BP/2RR3K b - - 3 31", + "PGN": "1. d4 c5 2. Nf3 cxd4 3. Nxd4 d5 4. g3 Nf6 5. Bg2 g6 6. O-O Bg7 7. c4 dxc4 8. Qa4+ Bd7 9. Qxc4 Bc8 10. Qb5+ Nbd7 11. Bf4 Nh5 12. Be3 a6 13. Qb3 Nc5 14. Qc4 Ne6 15. Nxe6 Bxe6 16. Qa4+ Bd7 17. Qa3 Rb8 18. Rd1 O-O 19. Nc3 Qc7 20. Rac1 Bc6 21. Nd5 Qe5 22. Nxe7+ Kh8 23. Nxc6 bxc6 24. b3 Rbc8 25. Qxa6 Ra8 26. Qxc6 Rxa2 27. b4 Rxe2 28. b5 Rxe3 29. fxe3 Qxe3+ 30. Kh1 Bd4 31. Qc4 *", + "Moves": "h5g3 h2g3 e3h6 g2h3 h6h3", + "MovesSAN": "Nxg3+ hxg3 Qh6+ Bh3 Qxh3#", + "Themes": "long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r7/ppp1Q3/1k1p4/3B2B1/4P3/5Pqb/PP2NRP1/4n1K1 b - - 6 22", + "PGN": "1. e4 e5 2. Bc4 Nc6 3. Nf3 d6 4. h3 h6 5. O-O g5 6. d4 g4 7. hxg4 exd4 8. Nxd4 Qh4 9. Qf3 Nxd4 10. Qxf7+ Kd8 11. Qxf8+ Kd7 12. Qg7+ Ne7 13. Qxh8 Nxc2 14. Qxh6 Qxg4 15. Nc3 Nxa1 16. Bg5 Nc2 17. f3 Qg3 18. Qe6+ Kc6 19. Qxe7 Bh3 20. Bd5+ Kb6 21. Rf2 Ne1 22. Ne2 *", + "Moves": "e1f3 g1f1 h3g2 f2g2 g3e1", + "MovesSAN": "Nxf3+ Kf1 Bxg2+ Rxg2 Qe1#", + "Themes": "kingsideAttack long mate mateIn3 middlegame pin" + }, + { + "FEN": "4r1k1/ppp2p1p/8/1P2r1p1/8/2NN3b/PP1R1R1P/6K1 b - - 3 27", + "PGN": "1. e4 e5 2. d4 Nc6 3. Nf3 exd4 4. c3 Bc5 5. Bc4 Bb4 6. cxb4 Qf6 7. Bg5 Qg6 8. b5 d5 9. Bxd5 Nce7 10. Bxe7 Nxe7 11. Ne5 Qxg2 12. Qf3 Qxf3 13. Nxf3 O-O 14. Nxd4 Re8 15. Nc3 Nxd5 16. Nxd5 Rxe4+ 17. Ne2 Bg4 18. Nc3 Re7 19. f3 Bxf3 20. Rf1 Bh5 21. Rf2 Rd8 22. Rd1 Rde8 23. Kf1 Re5 24. Rd2 Bg4 25. Nf4 g5 26. Nd3 Bh3+ 27. Kg1 *", + "Moves": "e5e1 d3e1 e8e1 f2f1 e1f1", + "MovesSAN": "Re1+ Nxe1 Rxe1+ Rf1 Rxf1#", + "Themes": "long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "5k2/r1p2pb1/p1Qp1qp1/3Pp3/PP2P1n1/B5P1/6KN/2R1R3 b - - 0 26", + "PGN": "1. e4 e5 2. Bc4 d6 3. Nf3 h6 4. O-O g6 5. d4 Bg7 6. d5 a6 7. Nbd2 Bg4 8. Be2 Nf6 9. b3 Nbd7 10. c4 Nc5 11. Qc2 Nh5 12. g3 Nf6 13. b4 Ncd7 14. a4 h5 15. Re1 Bxf3 16. Bxf3 Ng4 17. Ba3 Ndf6 18. c5 h4 19. c6 bxc6 20. Qxc6+ Kf8 21. Rac1 Ra7 22. Bxg4 Nxg4 23. Nf3 Qf6 24. Kg2 hxg3 25. fxg3 Rxh2+ 26. Nxh2 *", + "Moves": "f6f2 g2h3 f2h2 h3g4 h2h5", + "MovesSAN": "Qf2+ Kh3 Qxh2+ Kxg4 Qh5#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "5r2/6kp/p2R2p1/1p2p3/4Q1q1/1B4Nn/PPP2PKP/8 b - - 2 27", + "PGN": "1. e4 Nc6 2. d4 d6 3. Nf3 Nf6 4. Nc3 g6 5. Bb5 a6 6. Ba4 b5 7. Bb3 Bg7 8. O-O O-O 9. Re1 Bg4 10. Be3 e5 11. d5 Nd4 12. Bxd4 exd4 13. Qxd4 Bxf3 14. gxf3 Nh5 15. Qe3 Qh4 16. Ne2 Be5 17. Ng3 Qh3 18. f4 Nxf4 19. Qf3 f5 20. exf5 Rxf5 21. Rxe5 dxe5 22. d6+ Kg7 23. Qxa8 Rf8 24. Qe4 cxd6 25. Rd1 Qg4 26. Rxd6 Nh3+ 27. Kg2 *", + "Moves": "f8f2 g2h1 f2f1 g3f1 g4e4", + "MovesSAN": "Rxf2+ Kh1 Rf1+ Nxf1 Qxe4#", + "Themes": "deflection long master mate mateIn3 middlegame" + }, + { + "FEN": "1r4k1/p5p1/8/q4p2/3PpN1P/1PP5/1KnR1PP1/2Q1R3 b - - 2 30", + "PGN": "1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Ng3 h5 6. h4 Bg4 7. Be2 Bxe2 8. N1xe2 e6 9. c3 Bd6 10. Qb3 Nbd7 11. Qxb7 O-O 12. Qxc6 Nb6 13. Ne4 Nxe4 14. Qxe4 Re8 15. Qf3 e5 16. Be3 Nc4 17. O-O-O Qa5 18. Kb1 Rab8 19. Bc1 Ba3 20. b3 e4 21. Qf4 Bxc1 22. Qxc1 Na3+ 23. Ka1 Qb5 24. Rhe1 Qa5 25. Ng3 f5 26. Nxh5 Re6 27. Nf4 Reb6 28. Rd2 Rxb3 29. axb3 Nc2+ 30. Kb2 *", + "Moves": "a5a3 b2b1 a3b3 c1b2 b3b2", + "MovesSAN": "Qa3+ Kb1 Qxb3+ Qb2 Qxb2#", + "Themes": "deflection long mate mateIn3 middlegame" + }, + { + "FEN": "8/p1r3k1/4Qpq1/6p1/7P/8/PPP2PP1/1K5R b - - 0 31", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Qxd4 Bd7 5. Bc4 Nc6 6. Qd3 Nf6 7. Nc3 g6 8. Bg5 Bg7 9. O-O-O O-O 10. e5 dxe5 11. Bxf6 exf6 12. Qxd7 Qa5 13. Qxb7 Nd4 14. Nxd4 exd4 15. Rxd4 Rab8 16. Bxf7+ Kh8 17. Qd5 Qb6 18. Na4 Qc7 19. Bxg6 Bh6+ 20. Kb1 hxg6 21. Rh4 Kg7 22. Nc5 Qf7 23. Ne6+ Kh7 24. Qd2 g5 25. Qd3+ Qg6 26. Nxf8+ Rxf8 27. Qd7+ Rf7 28. Rxh6+ Kxh6 29. Qh3+ Kg7 30. Qe6 Rc7 31. h4 *", + "Moves": "g6c2 b1a1 c2c1 h1c1 c7c1", + "MovesSAN": "Qxc2+ Ka1 Qc1+ Rxc1 Rxc1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "rb2b2k/pp3p1P/2p5/8/2Pp4/1P1B4/PB1q2P1/RK5R w - - 2 23", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nd2 d5 4. Ngf3 c6 5. e4 dxe4 6. Ne5 Nbd7 7. Nxd7 Bxd7 8. Be2 Bd6 9. b3 O-O 10. Qc2 Bb8 11. Nxe4 Nxe4 12. Qxe4 Qc7 13. Bd3 g6 14. h4 e5 15. h5 exd4 16. hxg6 Re8 17. gxh7+ Kh8 18. Qxe8+ Bxe8 19. Bb2 Qe5+ 20. Kd2 Qf4+ 21. Kc2 Qxf2+ 22. Kb1 Qd2 *", + "Moves": "b2d4 b8e5 d4e5 f7f6 e5f6", + "MovesSAN": "Bxd4+ Be5 Bxe5+ f6 Bxf6#", + "Themes": "exposedKing kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "6k1/1R4p1/P6p/4PP2/4p2K/4P3/5rr1/R7 b - - 2 37", + "PGN": "1. d4 d5 2. c4 c6 3. cxd5 cxd5 4. Nc3 Nc6 5. Nf3 Nf6 6. Qc2 Bg4 7. h3 Bh5 8. g4 Bg6 9. Qa4 Qd7 10. Ne5 Nxe5 11. dxe5 Qxa4 12. Nxa4 Nd7 13. f4 f5 14. Bg2 e6 15. Be3 fxg4 16. hxg4 Bb4+ 17. Kf2 O-O 18. a3 Ba5 19. b4 Bb6 20. Nxb6 Nxb6 21. Bxb6 axb6 22. Ra2 Rfc8 23. e3 Rc3 24. Rha1 Rac8 25. a4 h6 26. Ra3 Rc2+ 27. Kg3 R8c4 28. Rb3 Rd2 29. a5 bxa5 30. bxa5 Rcc2 31. Bf3 Be4 32. Bxe4 dxe4 33. f5 exf5 34. gxf5 Rh2 35. Rxb7 Rcf2 36. a6 Rhg2+ 37. Kh4 *", + "Moves": "g2h2 h4g3 f2g2 g3f4 h2h4", + "MovesSAN": "Rh2+ Kg3 Rfg2+ Kf4 Rh4#", + "Themes": "endgame long mate mateIn3 rookEndgame" + }, + { + "FEN": "4r1k1/5pp1/5r1p/p1qR3Q/8/P7/5PPP/5RK1 b - - 0 26", + "PGN": "1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. a3 Nf6 6. c4 Qc7 7. Nc3 Nc6 8. Nxc6 bxc6 9. Bg5 Be7 10. Bd3 d5 11. exd5 cxd5 12. Bxf6 Bxf6 13. cxd5 Bxc3+ 14. bxc3 Qxc3+ 15. Ke2 O-O 16. Re1 exd5 17. Kf1 a5 18. Qb1 Ba6 19. Bxa6 Rxa6 20. Qf5 Qc4+ 21. Kg1 Rf6 22. Qh3 Qd4 23. Rf1 h6 24. Qh5 Re8 25. Rad1 Qc5 26. Rxd5 *", + "Moves": "c5f2 f1f2 e8e1 f2f1 e1f1", + "MovesSAN": "Qxf2+ Rxf2 Re1+ Rf1 Rexf1#", + "Themes": "endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "5b1k/1p3pnp/7B/1P2P1Q1/5K2/4r3/2P1r2P/8 w - - 1 43", + "PGN": "1. Nc3 c5 2. e4 Nc6 3. Nge2 g6 4. d4 cxd4 5. Nxd4 Bg7 6. Be3 Nf6 7. f3 O-O 8. Bc4 e6 9. Bb3 Na5 10. O-O Nxb3 11. Nxb3 d6 12. Qe2 Qe7 13. Rad1 Bd7 14. Rd2 Bc6 15. Rfd1 Rfd8 16. Nd4 a6 17. a4 Rac8 18. b4 d5 19. e5 Ne8 20. b5 axb5 21. axb5 Bd7 22. f4 Qb4 23. Rd3 Rxc3 24. Qd2 Rxd3 25. Qxb4 Rxd1+ 26. Kf2 Ra1 27. Qb2 Rda8 28. Qc3 Bf8 29. g4 R1a3 30. Qd2 R8a4 31. f5 exf5 32. gxf5 Bxf5 33. Nxf5 gxf5 34. Qxd5 Re4 35. Bd2 Raa4 36. Qd3 Ng7 37. Qg3 Kh8 38. Bh6 f4 39. Qg5 Rad4 40. Kf3 Re3+ 41. Kg4 Rd2 42. Kxf4 Rde2 *", + "Moves": "h6g7 f8g7 g5d8 g7f8 d8f8", + "MovesSAN": "Bxg7+ Bxg7 Qd8+ Bf8 Qxf8#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "3r1b1k/1p3p1p/5P2/5q1p/8/PpP3Q1/1P4PP/K2R4 w - - 0 39", + "PGN": "1. e4 e5 2. d4 exd4 3. Qxd4 Nc6 4. Qe3 Nf6 5. Nc3 d6 6. Be2 Be7 7. Qg3 O-O 8. Bh6 g6 9. Bxf8 Bxf8 10. O-O-O Bg7 11. f4 Qe8 12. Bf3 Be6 13. e5 Nh5 14. Bxh5 gxh5 15. exd6 cxd6 16. Rxd6 Qe7 17. Rd1 Nb4 18. a3 Na2+ 19. Nxa2 Bxa2 20. Nf3 Rc8 21. Nd4 Qc5 22. Rd2 Kh8 23. Nb3 Qb6 24. Rd3 a5 25. Rhd1 a4 26. Nd4 Bc4 27. R3d2 Bb3 28. Nxb3 axb3 29. c3 Qa5 30. Rd5 Qb6 31. Rd6 Qa5 32. R1d5 Qa7 33. f5 Qg1+ 34. Rd1 Qc5 35. f6 Bh6+ 36. Kb1 Qf5+ 37. Ka1 Bf8 38. Rd8 Rxd8 *", + "Moves": "g3g7 f8g7 d1d8 g7f8 d8f8", + "MovesSAN": "Qg7+ Bxg7 Rxd8+ Bf8 Rxf8#", + "Themes": "endgame intermezzo long mate mateIn3 sacrifice" + }, + { + "FEN": "7k/8/p4KR1/1p3N2/2p2nPP/P4r2/8/8 w - - 5 45", + "PGN": "1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Nxf6+ exf6 6. Nf3 Bd6 7. Bd3 O-O 8. O-O Re8 9. Re1 Nd7 10. Rxe8+ Qxe8 11. c3 Nf8 12. Qc2 Be6 13. Bd2 Qd7 14. a3 Qc7 15. Re1 a6 16. h3 b5 17. Bf5 c5 18. Bxe6 Nxe6 19. d5 Nf4 20. Qe4 h6 21. h4 c4 22. g3 Nd3 23. Re2 Nxb2 24. Qg4 Kh8 25. Qh5 Bxg3 26. Bxh6 gxh6 27. Qxh6+ Kg8 28. Qxf6 Nd3 29. Qg5+ Kf8 30. Qxg3 Qxg3+ 31. fxg3 Rd8 32. g4 Rxd5 33. Kh2 Kg7 34. Kg3 Nc1 35. Re4 Rd3 36. Kf4 Rxc3 37. Nd4 Nd3+ 38. Kg5 Nf2 39. Nf5+ Kh7 40. Re7 Nh3+ 41. Kf6 Rf3 42. Rxf7+ Kg8 43. Rg7+ Kh8 44. Rg6 Nf4 *", + "Moves": "g6h6 h8g8 f5e7 g8f8 h6h8", + "MovesSAN": "Rh6+ Kg8 Ne7+ Kf8 Rh8#", + "Themes": "endgame exposedKing long mate mateIn3" + }, + { + "FEN": "r6r/2p1kp2/pp3p2/4pRn1/P2qP3/1P1P2P1/3QB1PP/5R1K b - - 4 29", + "PGN": "1. a4 b6 2. b3 Bb7 3. Bb2 e6 4. e3 Nf6 5. Ne2 d5 6. Ng3 Bd6 7. Be2 O-O 8. O-O Nbd7 9. Na3 a6 10. c4 Nc5 11. cxd5 Bxd5 12. Nc4 Bxg3 13. fxg3 Nce4 14. d3 Ng5 15. Bxf6 gxf6 16. e4 Bb7 17. Qc2 Kg7 18. Ne3 h6 19. Ng4 Nh7 20. Qc3 e5 21. Qc1 Rh8 22. Qxh6+ Kg8 23. Qe3 Kf8 24. Qd2 Bc8 25. Ne3 Ng5 26. Nf5 Bxf5 27. Rxf5 Ke7 28. Raf1 Qd4+ 29. Kh1 *", + "Moves": "h8h2 h1h2 a8h8 e2h5 h8h5", + "MovesSAN": "Rxh2+ Kxh2 Rh8+ Bh5 Rxh5#", + "Themes": "attraction kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r5r1/2q2Npk/4Pp1p/1bp2P2/8/p2Pp2Q/2P4P/2R3RK w - - 2 32", + "PGN": "1. e4 c5 2. Bc4 e6 3. Nc3 Nf6 4. e5 d5 5. Bb5+ Nfd7 6. f4 a6 7. Bxd7+ Bxd7 8. Nf3 Be7 9. O-O O-O 10. a4 Nc6 11. d3 d4 12. Ne2 Qc7 13. Ng3 b5 14. Ne4 Nb4 15. Bd2 Nd5 16. Qe1 b4 17. Rd1 Bxa4 18. Rc1 Bb5 19. g4 a5 20. f5 exf5 21. gxf5 a4 22. Qg3 Kh8 23. Kh1 a3 24. Rg1 Rg8 25. bxa3 bxa3 26. Qh3 Ne3 27. Nfg5 Bxg5 28. Nxg5 h6 29. Bxe3 dxe3 30. e6 f6 31. Nf7+ Kh7 *", + "Moves": "g1g7 g8g7 h3h6 h7g8 h6h8", + "MovesSAN": "Rxg7+ Rxg7 Qxh6+ Kg8 Qh8#", + "Themes": "long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "3r1rk1/pb3ppp/1p2p3/8/6q1/8/PP3QPP/1B1R1R1K w - - 8 21", + "PGN": "1. d4 Nf6 2. Nc3 d5 3. e4 dxe4 4. f3 exf3 5. Nxf3 e6 6. Bd3 Be7 7. O-O O-O 8. Qe1 b6 9. Ne4 Bb7 10. Nxf6+ Bxf6 11. c3 c5 12. Be3 Nc6 13. Rd1 cxd4 14. cxd4 Bxd4 15. Bxd4 Nxd4 16. Nxd4 Qxd4+ 17. Kh1 Qg4 18. Qf2 Rad8 19. Bc2 Rc8 20. Bb1 Rcd8 *", + "Moves": "f2f7 f8f7 d1d8 f7f8 d8f8", + "MovesSAN": "Qxf7+ Rxf7 Rxd8+ Rf8 Rdxf8#", + "Themes": "deflection kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "rn2nr1k/pp5p/2pp4/3Pp3/4P3/2N2q2/PPPKQ3/6RR w - - 2 20", + "PGN": "1. d4 Nf6 2. Nc3 g6 3. e4 d6 4. Be2 Bg7 5. g4 O-O 6. g5 Ne8 7. h4 e5 8. d5 f5 9. gxf6 Qxf6 10. Be3 c6 11. h5 g5 12. h6 Bxh6 13. Nf3 Bg4 14. Nxg5 Bxe2 15. Qxe2 Bxg5 16. Bxg5 Qxg5 17. f3 Qg3+ 18. Kd2 Qxf3 19. Rag1+ Kh8 *", + "Moves": "h1h7 h8h7 e2h2 f3h5 h2h5", + "MovesSAN": "Rxh7+ Kxh7 Qh2+ Qh5 Qxh5#", + "Themes": "attraction kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "6rk/p5rp/1pn1pB2/2p5/3p4/6R1/P1q3PP/5RK1 w - - 0 32", + "PGN": "1. e4 e5 2. d4 exd4 3. c3 dxc3 4. Bc4 cxb2 5. Bxb2 Bb4+ 6. Nd2 Nf6 7. e5 Ne4 8. Nf3 Nxd2 9. Nxd2 O-O 10. O-O Bxd2 11. Qxd2 d6 12. Rad1 Bg4 13. f3 Bf5 14. Qf4 Be6 15. Bd3 d5 16. Qd4 b6 17. f4 c5 18. Qf2 g6 19. f5 gxf5 20. Bxf5 Bxf5 21. Qxf5 d4 22. Qg4+ Kh8 23. Rf3 Nc6 24. Rh3 Rg8 25. Qf5 Rg7 26. Bc1 Qe7 27. Bg5 Qe6 28. Bf6 Qxf5 29. Rg3 Rg8 30. Rf1 Qc2 31. e6 fxe6 *", + "Moves": "f6g7 g8g7 f1f8 g7g8 g3g8", + "MovesSAN": "Bxg7+ Rxg7 Rf8+ Rg8 Rgxg8#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "5r2/2p2r1k/pp4pp/8/1P3PQ1/P6P/6RK/5q2 w - - 0 39", + "PGN": "1. d4 e6 2. c4 b6 3. Nc3 Bb7 4. a3 f5 5. Nf3 h6 6. h3 Nf6 7. Bf4 d6 8. Qc2 Nbd7 9. e3 Bxf3 10. gxf3 e5 11. dxe5 dxe5 12. Bg3 g6 13. Rd1 Bd6 14. Nb5 Qe7 15. b4 a6 16. Nc3 Kf7 17. Nd5 Nxd5 18. Rxd5 Nf6 19. Rd2 f4 20. Bh2 fxe3 21. fxe3 Rhf8 22. Bd3 e4 23. Bxd6 Qxd6 24. Bxe4 Qg3+ 25. Kf1 Nxe4 26. Qxe4 Kg8 27. Rf2 Rae8 28. Qd5+ Rf7 29. Ke2 Kg7 30. Qd4+ Kh7 31. Qg4 Qe5 32. e4 Qb2+ 33. Kf1 Qc1+ 34. Kg2 Qe3 35. Rhf1 Ref8 36. f4 Qxe4+ 37. Kh2 Qxc4 38. Rg2 Qxf1 *", + "Moves": "g4g6 h7h8 g6h6 f7h7 h6f8", + "MovesSAN": "Qxg6+ Kh8 Qxh6+ Rh7 Qxf8#", + "Themes": "deflection endgame long mate mateIn3" + }, + { + "FEN": "r1q4r/pbpR1pk1/1p2pNpp/5nQ1/2P2P2/8/PP2B1PP/5RK1 w - - 0 23", + "PGN": "1. e4 d6 2. d4 Nf6 3. c4 e6 4. Nc3 g6 5. Nf3 Bg7 6. Be2 b6 7. O-O Bb7 8. e5 dxe5 9. dxe5 Nfd7 10. Bg5 Qc8 11. Ne4 Nxe5 12. Nxe5 Bxe5 13. Bf6 Bxf6 14. Nxf6+ Ke7 15. Qd4 Nc6 16. Qh4 Kf8 17. Qh6+ Ke7 18. Qh4 Kf8 19. f4 Kg7 20. Rad1 Ne7 21. Rd7 Nf5 22. Qg5 h6 *", + "Moves": "g5g6 g7g6 e2h5 g6g7 d7f7", + "MovesSAN": "Qxg6+ Kxg6 Bh5+ Kg7 Rxf7#", + "Themes": "attraction long mate mateIn3 middlegame pin sacrifice" + }, + { + "FEN": "6k1/2b2pp1/RrP4p/3Q4/8/7P/3B1PP1/6K1 b - - 0 36", + "PGN": "1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 Nc6 5. Nf3 d6 6. Bc4 e6 7. O-O Bd7 8. Nb5 Na5 9. Be2 Bxb5 10. Bxb5+ Nc6 11. Nd4 Rc8 12. Be3 Nf6 13. Rc1 Nd7 14. Nxc6 bxc6 15. Bxc6 Be7 16. Bxa7 O-O 17. b4 Rc7 18. Be3 Qb8 19. b5 Ne5 20. a4 Nxc6 21. Rxc6 Rxc6 22. bxc6 Rc8 23. Qc2 Bd8 24. Rc1 Qb4 25. Qc4 Qb8 26. Qb5 Qa8 27. Bd2 Bc7 28. a5 Rb8 29. Qa4 Qa6 30. h3 h6 31. Qc4 Qa8 32. a6 Rb6 33. Ra1 d5 34. exd5 exd5 35. Qxd5 Qxa6 36. Rxa6 *", + "Moves": "b6b1 d2c1 b1c1 d5d1 c1d1", + "MovesSAN": "Rb1+ Bc1 Rxc1+ Qd1 Rxd1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "7k/8/5K2/6p1/R6p/8/6r1/8 w - - 0 49", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 Nf6 6. Nc3 d6 7. Be3 Ng4 8. Nxc6 bxc6 9. Bd4 e5 10. Be3 Nxe3 11. fxe3 Qb6 12. Qd2 Be7 13. Na4 Qa6 14. b3 Qb7 15. Be2 O-O 16. O-O f5 17. exf5 Bxf5 18. Bf3 e4 19. Be2 d5 20. cxd5 cxd5 21. Rad1 Rad8 22. Rc1 d4 23. exd4 Bf6 24. d5 Kh8 25. Bc4 Qe7 26. Nc3 Qe5 27. Ne2 e3 28. Qc3 Be4 29. Qxe5 Bxe5 30. Ng3 Rxf1+ 31. Rxf1 Bxg3 32. hxg3 Bxd5 33. Rd1 e2 34. Re1 Bxc4 35. bxc4 Rd2 36. Kf2 Rxa2 37. Rxe2 Ra5 38. Re7 Rc5 39. Rxa7 Rxc4 40. Kf3 Rb4 41. g4 h6 42. Kg3 Kg8 43. Kh4 h5 44. Kg5 Rxg4+ 45. Kf6 Rxg2 46. Rg7+ Kh8 47. Ra7 h4 48. Ra4 g5 *", + "Moves": "f6g6 g2f2 a4a8 f2f8 a8f8", + "MovesSAN": "Kg6 Rf2 Ra8+ Rf8 Rxf8#", + "Themes": "endgame exposedKing long mate mateIn3 rookEndgame" + }, + { + "FEN": "1kr5/1p1P1ppp/pQ6/3P4/2r1P3/7P/PP2q3/K2R3R b - - 0 26", + "PGN": "1. e4 e5 2. Nc3 Bc5 3. Nf3 Nf6 4. d3 d6 5. Be3 Bxe3 6. fxe3 Nc6 7. Qd2 Bg4 8. Be2 Qd7 9. h3 Bxf3 10. gxf3 O-O-O 11. O-O-O Qe6 12. Kb1 a6 13. d4 exd4 14. exd4 Qe7 15. d5 Ne5 16. Na4 Nfd7 17. Qb4 Nb6 18. Nxb6+ cxb6 19. Qxb6 Qc7 20. Qd4 Kb8 21. f4 Rc8 22. fxe5 Qxc2+ 23. Ka1 Qxe2 24. exd6 Rc4 25. Qb6 Rhc8 26. d7 *", + "Moves": "e2d1 h1d1 c4c1 d1c1 c8c1", + "MovesSAN": "Qxd1+ Rxd1 Rc1+ Rxc1 Rxc1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "r2q1r1k/1p2np1B/p3b1p1/4p1NQ/2Pn4/8/PP3PPP/R3K2R w KQ - 0 18", + "PGN": "1. e4 e5 2. Bc4 d6 3. d3 Be7 4. Qf3 Nf6 5. Bg5 O-O 6. Nc3 a6 7. Nd5 Nxd5 8. Bxe7 Nxe7 9. Nh3 c6 10. Ng5 d5 11. exd5 cxd5 12. Bb3 Be6 13. c4 dxc4 14. Bc2 Nbc6 15. dxc4 Nd4 16. Bxh7+ Kh8 17. Qh5 g6 *", + "Moves": "h7g6 h8g7 h5h7 g7f6 g5e4", + "MovesSAN": "Bxg6+ Kg7 Qh7+ Kf6 Ne4#", + "Themes": "discoveredAttack exposedKing kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "1k6/p2r1r1p/1p6/2Q5/3P4/Pq5P/6P1/2K1R3 w - - 0 34", + "PGN": "1. e3 e5 2. d4 exd4 3. exd4 d5 4. c4 Nf6 5. Nc3 Bb4 6. Bd2 O-O 7. a3 Bxc3 8. bxc3 Bg4 9. Be2 Re8 10. h3 Bh5 11. Bg5 dxc4 12. Qa4 Qe7 13. Bxf6 gxf6 14. Qxc4 Nc6 15. O-O-O Bxe2 16. Nxe2 Qxe2 17. Qb3 Qxf2 18. Rhf1 Qe3+ 19. Kb1 Rad8 20. Rxf6 Nxd4 21. Qxf7+ Kh8 22. cxd4 Re7 23. Qh5 Qb3+ 24. Kc1 Rd5 25. Rf8+ Kg7 26. Qg4+ Kxf8 27. Rf1+ Rf7 28. Qc8+ Ke7 29. Qxc7+ Rd7 30. Qc5+ Kd8 31. Qg5+ Kc8 32. Qc5+ Kb8 33. Re1 b6 *", + "Moves": "e1e8 d7d8 e8d8 b8b7 c5c8", + "MovesSAN": "Re8+ Rd8 Rxd8+ Kb7 Qc8#", + "Themes": "dovetailMate endgame long mate mateIn3" + }, + { + "FEN": "6k1/p4r1p/1p2pqp1/2p1Q3/8/1P1P4/P1P3PP/4R1K1 b - - 0 25", + "PGN": "1. e4 c5 2. Nc3 d6 3. f4 Nc6 4. Bc4 e6 5. d3 Nge7 6. Nf3 g6 7. O-O Bg7 8. f5 exf5 9. exf5 Bxf5 10. Re1 O-O 11. Nd5 Be6 12. Nxe7+ Qxe7 13. Bg5 Bf6 14. Bxe6 fxe6 15. Bh6 Bg7 16. Qd2 Ne5 17. Nxe5 dxe5 18. Bg5 Bf6 19. Bxf6 Qxf6 20. Rf1 Qe7 21. Rxf8+ Rxf8 22. Re1 Qf6 23. b3 Rf7 24. Qe3 b6 25. Qxe5 *", + "Moves": "f6f2 g1h1 f2f1 e1f1 f7f1", + "MovesSAN": "Qf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "5rqk/1b4p1/p2Pp1Qp/1p1pP3/2pP1r2/2P4R/PPB3PP/6K1 w - - 0 31", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. Bc4 a6 4. d4 b5 5. Be2 c4 6. c3 e6 7. e5 d6 8. Bf4 Be7 9. Nbd2 Bb7 10. Ne4 d5 11. Nd6+ Bxd6 12. exd6 Qd7 13. O-O Nf6 14. Ne5 Nxe5 15. Bxe5 Qd8 16. Qd2 O-O 17. Bd1 Nd7 18. Bc2 f5 19. f4 Rf7 20. Rf3 Nf8 21. Rh3 Ng6 22. Qe2 h6 23. Qf3 Rb8 24. Qg3 Kh7 25. Bd1 Nxe5 26. fxe5 f4 27. Bc2+ Kh8 28. Qg6 Qg8 29. Rf1 Rbf8 30. Rxf4 Rxf4 *", + "Moves": "h3h6 g7h6 g6h6 g8h7 h6h7", + "MovesSAN": "Rxh6+ gxh6 Qxh6+ Qh7 Qxh7#", + "Themes": "kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "8/8/k3P3/3Q3p/3PPK1p/2P1B3/6qP/6r1 b - - 4 42", + "PGN": "1. d4 Nf6 2. e3 c5 3. c3 c4 4. Bxc4 d5 5. Bb5+ Nbd7 6. Nf3 a6 7. Ba4 b5 8. Bb3 Nb6 9. Ne5 e6 10. O-O Qc7 11. Nd2 Bd6 12. f4 Bb7 13. Ndf3 Nc4 14. Bxc4 dxc4 15. Bd2 Ne4 16. Be1 h5 17. Nh4 Qe7 18. g3 O-O-O 19. b3 Bxe5 20. fxe5 Bd5 21. bxc4 Bxc4 22. Rf4 Nxg3 23. Bxg3 g5 24. Rf1 gxh4 25. Bf4 Bxf1 26. Qxf1 Rhg8+ 27. Kf2 Rg6 28. a4 Rdg8 29. axb5 Rg2+ 30. Kf3 Qb7+ 31. e4 Rg1 32. Qc4+ Kd7 33. Rxg1 Rxg1 34. bxa6 Qa7 35. Qb5+ Kc8 36. Qe8+ Kc7 37. Qxf7+ Kb6 38. Qxe6+ Ka5 39. Qd5+ Kxa6 40. e6 Qg7 41. Be3 Qg2+ 42. Kf4 *", + "Moves": "g1f1 f4e5 g2h2 e3f4 h2f4", + "MovesSAN": "Rf1+ Ke5 Qxh2+ Bf4 Qxf4#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "4r1k1/pp3pp1/3Q4/2pP4/5B2/3qP3/PP3R2/3RKNr1 b - - 7 26", + "PGN": "1. f4 d5 2. Nf3 Nf6 3. g3 c5 4. Bg2 Nc6 5. O-O h5 6. h3 Ne4 7. Qe1 h4 8. gxh4 e5 9. fxe5 Be7 10. d3 Bxh4 11. Nxh4 Rxh4 12. dxe4 Bxh3 13. exd5 Nxe5 14. Qg3 Bxg2 15. Qxe5+ Kf8 16. Kxg2 Rg4+ 17. Kf3 Qh4 18. Qd6+ Kg8 19. Bf4 Qh3+ 20. Kf2 Qg2+ 21. Ke1 Re8 22. e3 Qxc2 23. Nd2 Rg2 24. Rd1 Qd3 25. Rf2 Rg1+ 26. Nf1 *", + "Moves": "e8e3 f4e3 g1f1 f2f1 d3e3", + "MovesSAN": "Rxe3+ Bxe3 Rxf1+ Rxf1 Qxe3#", + "Themes": "exposedKing long mate mateIn3 middlegame pin sacrifice" + }, + { + "FEN": "3r1r1k/8/p1Q1P2p/1p3qp1/1P6/P7/B4PPP/5RK1 b - - 4 33", + "PGN": "1. e4 e6 2. Nf3 c5 3. d3 Nc6 4. Be2 d6 5. c3 Nf6 6. Nbd2 Be7 7. O-O O-O 8. Qc2 e5 9. a3 Bg4 10. b4 cxb4 11. cxb4 Rc8 12. Qb3 a6 13. Bb2 b5 14. Rac1 Be6 15. Qd1 h6 16. d4 exd4 17. Nxd4 Nxd4 18. Bxd4 d5 19. e5 Ne4 20. Bf3 Nxd2 21. Qxd2 Bg5 22. Be3 Bxe3 23. Qxe3 Qh4 24. Qb6 Ra8 25. Rc7 g5 26. Re7 Qf4 27. Rxe6 fxe6 28. Qxe6+ Kh7 29. Bxd5 Rae8 30. Qd7+ Kh8 31. e6 Qf5 32. Ba2 Rd8 33. Qc6 *", + "Moves": "f5f2 f1f2 d8d1 f2f1 d1f1", + "MovesSAN": "Qxf2+ Rxf2 Rd1+ Rf1 Rdxf1#", + "Themes": "endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "r3nbkn/NpNb2r1/1P1p4/P2Pp3/4Pp1p/5Ppq/4B1PP/2RQ1RBK b - - 1 30", + "PGN": "1. d4 d6 2. c4 Nf6 3. Nc3 g6 4. Nf3 Bg7 5. e4 O-O 6. Be2 e5 7. O-O Nc6 8. d5 Ne7 9. Ne1 Nd7 10. Be3 f5 11. f3 Nf6 12. Nd3 f4 13. Bf2 g5 14. b4 h5 15. c5 Ne8 16. Rc1 Rf7 17. cxd6 cxd6 18. Nb5 Bd7 19. Nxa7 Ng6 20. b5 Qb8 21. b6 Bf8 22. a4 Rg7 23. a5 Nh8 24. Nb2 Qd8 25. Nc4 g4 26. Kh1 g3 27. Bg1 Qh4 28. Na3 Qh3 29. N3b5 h4 30. Nc7 *", + "Moves": "h3g2 h1g2 h4h3 g2h1 g3g2", + "MovesSAN": "Qxg2+ Kxg2 h3+ Kh1 g2#", + "Themes": "advancedPawn attraction kingsideAttack long master mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "5qrk/1p3r1p/p3p1p1/3pP1B1/3Pp2R/2P4R/PP4PP/6K1 w - - 2 31", + "PGN": "1. e4 c6 2. f4 d5 3. exd5 cxd5 4. d4 Nf6 5. Nf3 Bg4 6. Be2 Nc6 7. O-O e6 8. c3 Bd6 9. Ne5 Bxe2 10. Qxe2 O-O 11. Nd2 Qc7 12. Ndf3 Ne7 13. Qf2 Ng6 14. Qg3 Ne4 15. Qh3 Bxe5 16. Nxe5 Nxe5 17. fxe5 Qe7 18. Qg4 Kh8 19. Be3 f5 20. Qh5 Qf7 21. Qh4 Qg6 22. Rf3 Rf7 23. Rh3 Raf8 24. Rf1 a6 25. Rf4 Qg5 26. Qe1 Qe7 27. Rfh4 g6 28. Bh6 Rg8 29. Qxe4 fxe4 30. Bg5 Qf8 *", + "Moves": "g5f6 g8g7 h4h7 h8g8 h7h8", + "MovesSAN": "Bf6+ Rgg7 Rxh7+ Kg8 Rh8#", + "Themes": "endgame kingsideAttack long mate mateIn3 pin" + }, + { + "FEN": "r1b2rk1/1p2b1p1/1qn5/2ppppPQ/p7/P1PP2P1/1PB4K/R1B2R2 w - f6 0 20", + "PGN": "1. e4 e6 2. f4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Qb6 6. Bd3 Nge7 7. Bc2 Ng6 8. d3 Be7 9. O-O O-O 10. Kh1 a5 11. Nbd2 a4 12. a3 Nxf4 13. g3 Ng6 14. h4 Ngxe5 15. Kh2 Nxf3+ 16. Nxf3 e5 17. Ng5 h6 18. Qh5 hxg5 19. hxg5 f5 *", + "Moves": "g5g6 f8f6 h5h7 g8f8 h7h8", + "MovesSAN": "g6 Rf6 Qh7+ Kf8 Qh8#", + "Themes": "kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "rnb2rk1/ppq2Npp/4Pp2/b2n4/8/2PB4/PP4PP/RN1QK2R w KQ - 0 17", + "PGN": "1. e4 e5 2. f4 Nc6 3. Nf3 exf4 4. d4 Bd6 5. e5 Bb4+ 6. c3 Ba5 7. Bc4 Nge7 8. d5 Nb8 9. Bxf4 d6 10. e6 O-O 11. Ng5 f6 12. Nf7 Qe8 13. Bxd6 cxd6 14. Nxd6 Qd8 15. Nf7 Qc7 16. Bd3 Nxd5 *", + "Moves": "d3h7 g8h7 d1h5 h7g8 h5h8", + "MovesSAN": "Bxh7+ Kxh7 Qh5+ Kg8 Qh8#", + "Themes": "attraction fork long mate mateIn3 opening sacrifice" + }, + { + "FEN": "7r/p4q1k/2Q4p/3p4/P2p4/1K3PR1/1P3P2/r7 w - - 2 35", + "PGN": "1. e4 c6 2. e5 d5 3. Nf3 Bg4 4. Be2 Nd7 5. d4 e6 6. Ng5 Bxe2 7. Qxe2 Be7 8. h4 h6 9. Nxf7 Kxf7 10. Qh5+ g6 11. Qf3+ Kg7 12. h5 Bg5 13. Bd2 Bxd2+ 14. Nxd2 Qb6 15. hxg6 Rf8 16. Qc3 Nxe5 17. Nf3 Nxf3+ 18. gxf3 Rf4 19. O-O-O Ne7 20. Qe3 Rf6 21. Rh3 Nf5 22. Qe5 Qd8 23. Rd3 Qd6 24. Qe2 Qf4+ 25. Kb1 Nxd4 26. Qe1 e5 27. Qb4 Rxg6 28. a4 Rg1+ 29. Ka2 Nxc2 30. Qxb7+ Qf7 31. Qxc6 Ra1+ 32. Kb3 Nd4+ 33. Rxd4 exd4 34. Rg3+ Kh7 *", + "Moves": "c6c2 d4d3 c2d3 f7f5 d3f5", + "MovesSAN": "Qc2+ d3 Qxd3+ Qf5 Qxf5#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "8/8/p4bkp/1p6/8/1B4NP/PPP2PP1/2KRr3 b - - 9 30", + "PGN": "1. e4 c6 2. Nf3 d6 3. d4 h6 4. Nc3 g6 5. Bc4 Bg7 6. Be3 a6 7. h3 e5 8. dxe5 dxe5 9. Qxd8+ Kxd8 10. Bxf7 Ne7 11. Bb6+ Kd7 12. O-O-O+ Nd5 13. exd5 cxd5 14. Nxd5 Nc6 15. Nc3+ Ke7 16. Bxg6 Be6 17. Rhe1 Kf6 18. Be4 Rac8 19. Nd5+ Bxd5 20. Bxd5 Rhe8 21. Bb3 Nd4 22. Bxd4 exd4 23. Rxe8 Rxe8 24. Nxd4 Kg6 25. Nf3 b5 26. Nh4+ Kh7 27. Nf5 Bf6 28. Rd7+ Kg6 29. Ng3 Re1+ 30. Rd1 *", + "Moves": "f6g5 f2f4 g5f4 c1b1 e1d1", + "MovesSAN": "Bg5+ f4 Bxf4+ Kb1 Rxd1#", + "Themes": "backRankMate deflection endgame fork long mate mateIn3" + }, + { + "FEN": "2kr4/p1n5/1p1q3p/3r1pp1/P7/2P1B3/1R3PPP/1RQ3K1 b - - 5 31", + "PGN": "1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Nf3 e6 7. c3 Nf6 8. Bd3 Bxd3 9. Qxd3 Nbd7 10. O-O Be7 11. Ng5 h6 12. Nf3 Qb6 13. Rb1 O-O-O 14. Ne4 Nxe4 15. Qxe4 Nf6 16. Qe2 g5 17. Ne5 Rdf8 18. b4 Nd5 19. Bd2 Bd6 20. Nc4 Qc7 21. Nxd6+ Qxd6 22. b5 cxb5 23. Rxb5 b6 24. Rfb1 Nc7 25. R5b2 f5 26. a3 Re8 27. a4 e5 28. dxe5 Rxe5 29. Qd1 Rd5 30. Qc1 Rd8 31. Be3 *", + "Moves": "d5d1 c1d1 d6d1 b1d1 d8d1", + "MovesSAN": "Rd1+ Qxd1 Qxd1+ Rxd1 Rxd1#", + "Themes": "backRankMate fork long mate mateIn3 middlegame" + }, + { + "FEN": "2rq1rk1/p4Npp/bp2Qb2/3p4/3n4/1P4P1/PR3PBP/R4NK1 w - - 2 26", + "PGN": "1. d4 d5 2. c4 c6 3. Nf3 e6 4. g3 Nf6 5. Bg2 Be7 6. O-O O-O 7. Nbd2 Nbd7 8. Qc2 b6 9. e4 Bb7 10. e5 Ne8 11. cxd5 cxd5 12. Rd1 f6 13. Re1 Nc7 14. Nf1 Rc8 15. Qd3 Ba6 16. Qe3 Nb8 17. b3 Nc6 18. Bb2 Nb4 19. Rec1 Nd3 20. Rc2 Nxb2 21. Rxb2 Nb5 22. exf6 Bxf6 23. Qxe6+ Kh8 24. Ne5 Nxd4 25. Nf7+ Kg8 *", + "Moves": "f7h6 g8h8 e6g8 f8g8 h6f7", + "MovesSAN": "Nh6+ Kh8 Qg8+ Rxg8 Nf7#", + "Themes": "doubleCheck kingsideAttack long mate mateIn3 middlegame sacrifice smotheredMate" + }, + { + "FEN": "8/5Qpk/3q3p/p7/8/2n1B2P/P4PP1/6K1 b - - 1 37", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. c3 e5 5. cxd4 exd4 6. Nxd4 Nf6 7. Nc3 Bb4 8. Qd3 O-O 9. Nxc6 bxc6 10. Be2 d5 11. exd5 cxd5 12. O-O a5 13. Bg5 Ba6 14. Qd1 Bxe2 15. Qxe2 Qd6 16. Rad1 Bxc3 17. bxc3 Rfe8 18. Qf3 Ne4 19. Bf4 Qc6 20. Rd3 Rad8 21. h3 h6 22. Rfd1 Re6 23. Qg4 Rg6 24. Qf5 Rf6 25. Qg4 Qc5 26. Be3 Qa3 27. Bd4 Rg6 28. Qf3 Qd6 29. Be3 Qa3 30. Rxd5 Rxd5 31. Rxd5 Nxc3 32. Rd8+ Kh7 33. Qxf7 Rd6 34. Qg8+ Kg6 35. Qe8+ Kh7 36. Rxd6 Qxd6 37. Qf7 *", + "Moves": "c3e2 g1h1 d6d1 h1h2 d1g1", + "MovesSAN": "Ne2+ Kh1 Qd1+ Kh2 Qg1#", + "Themes": "endgame long master mate mateIn3" + }, + { + "FEN": "r5k1/6pp/p1n1p3/1p1p4/8/2Pq4/PP3QPP/5R1K w - - 0 26", + "PGN": "1. d4 d5 2. e3 c5 3. c3 cxd4 4. exd4 Nf6 5. Bb5+ Bd7 6. Qb3 a6 7. Bd3 b5 8. f4 Nc6 9. Nf3 Bg4 10. O-O e6 11. Ne5 Na5 12. Qc2 Bh5 13. f5 Bd6 14. fxe6 fxe6 15. Bg5 O-O 16. Bxf6 Rxf6 17. Rxf6 Qxf6 18. Nd2 Bxe5 19. dxe5 Qxe5 20. Rf1 Qe3+ 21. Kh1 Nc6 22. Nf3 Bxf3 23. Rxf3 Qe1+ 24. Rf1 Qe3 25. Qf2 Qxd3 *", + "Moves": "f2f7 g8h8 f7f8 a8f8 f1f8", + "MovesSAN": "Qf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "r5k1/5rpp/pq5b/2p1p3/P1Q1P3/3P2P1/1PP5/5RK1 w - - 0 26", + "PGN": "1. e4 c5 2. Nf3 d6 3. Bc4 Nc6 4. Nc3 Bg4 5. h3 Bxf3 6. Qxf3 Ne5 7. Qe2 Nxc4 8. Qxc4 a6 9. a4 Nf6 10. d3 e5 11. Bg5 Be7 12. Bxf6 Bxf6 13. Nd5 Bg5 14. O-O O-O 15. f4 Bh6 16. fxe5 dxe5 17. Nc3 Be3+ 18. Kh1 b6 19. Rf3 Bf4 20. g3 Bh6 21. Raf1 Qd7 22. Nd5 Qxh3+ 23. Kg1 Qe6 24. Nxb6 Qxb6 25. Rxf7 Rxf7 *", + "Moves": "c4f7 g8h8 f7f8 a8f8 f1f8", + "MovesSAN": "Qxf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "6k1/pp3rpp/2R3q1/4r3/1B2P3/5PP1/P6P/5RK1 w - - 0 26", + "PGN": "1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Bf4 Bb4+ 5. Nbd2 dxc4 6. e3 c3 7. bxc3 Bxc3 8. Rc1 Ne4 9. Bd3 Bxd2+ 10. Nxd2 Nxd2 11. Qxd2 Nc6 12. Bb5 Bd7 13. O-O Qf6 14. Bxc6 Bxc6 15. Be5 Qg6 16. g3 f6 17. Bxc7 Qe4 18. f3 Qf5 19. e4 Qg6 20. Ba5 O-O 21. Bb4 Rf7 22. Qf4 e5 23. dxe5 fxe5 24. Qxe5 Re8 25. Rxc6 Rxe5 *", + "Moves": "c6c8 e5e8 c8e8 f7f8 e8f8", + "MovesSAN": "Rc8+ Re8 Rxe8+ Rf8 Rxf8#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "R4bk1/1R3p1p/6p1/1PpP4/2q1P3/5pPP/1Q3P1K/3r4 b - - 4 35", + "PGN": "1. d4 d6 2. c4 Nd7 3. Nf3 c6 4. e3 g6 5. a3 Bg7 6. Nc3 Qc7 7. Bd3 Ngf6 8. O-O O-O 9. b4 e5 10. dxe5 Nxe5 11. Nxe5 dxe5 12. e4 b6 13. Qc2 Bb7 14. Be3 Rad8 15. Rad1 Ng4 16. Bc1 Nf6 17. h3 c5 18. b5 a6 19. a4 axb5 20. axb5 Nh5 21. Bg5 Rd7 22. Ra1 Nf4 23. Bxf4 exf4 24. Ra7 Qb8 25. Rfa1 Qc7 26. R1a2 Rfd8 27. Nd5 Qe5 28. Nxb6 Rxd3 29. Rxb7 Rd1+ 30. Kh2 f3+ 31. g3 Qd4 32. Nd5 Rxd5 33. cxd5 Bf8 34. Qb2 Qc4 35. Ra8 *", + "Moves": "d1h1 h2h1 c4f1 h1h2 f1g2", + "MovesSAN": "Rh1+ Kxh1 Qf1+ Kh2 Qg2#", + "Themes": "attraction endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "r5k1/5ppp/p7/1p2q1P1/1Pp1r3/P1PnB2P/5Q2/R4RK1 w - - 2 28", + "PGN": "1. a3 Nf6 2. c3 e6 3. Qc2 d5 4. h3 c5 5. d3 a6 6. e4 Be7 7. g4 b5 8. b3 dxe4 9. dxe4 Bb7 10. Bg2 Nbd7 11. Nd2 O-O 12. Nf1 Qc7 13. Ng3 Bd6 14. N1e2 c4 15. b4 Ne5 16. O-O Nd3 17. Be3 Rfd8 18. f4 Bf8 19. g5 Ne8 20. f5 exf5 21. Nxf5 Nd6 22. Neg3 Re8 23. Nxd6 Bxd6 24. Nf5 Bxe4 25. Nxd6 Qxd6 26. Bxe4 Rxe4 27. Qf2 Qe5 *", + "Moves": "f2f7 g8h8 f7f8 a8f8 f1f8", + "MovesSAN": "Qxf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "3r2k1/3r1p1p/p5p1/8/8/1BQ1P2P/PP3P2/K2R4 b - - 0 29", + "PGN": "1. c4 e5 2. Nc3 Nf6 3. Nf3 d6 4. d4 Bg4 5. e3 e4 6. h3 Bxf3 7. gxf3 exf3 8. Qxf3 Nbd7 9. Ne4 Be7 10. Bd3 c6 11. Bd2 Qc7 12. O-O-O b5 13. Kb1 a6 14. Rhg1 g6 15. Bc3 O-O 16. d5 Ne5 17. Bxe5 dxe5 18. Nxf6+ Bxf6 19. Qxf6 bxc4 20. Bxc4 cxd5 21. Bxd5 Rab8 22. Bb3 Rfc8 23. Rd7 Qxd7 24. Qxe5 Qd3+ 25. Ka1 Rd8 26. Qe7 Rd7 27. Qe5 Rbd8 28. Qc3 Qd1+ 29. Rxd1 *", + "Moves": "d7d1 b3d1 d8d1 c3c1 d1c1", + "MovesSAN": "Rxd1+ Bxd1 Rxd1+ Qc1 Rxc1#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "r4rk1/p1pb1ppp/p1N1p3/3p4/3P4/4P1P1/P2K1PP1/1R5R w - - 4 18", + "PGN": "1. d4 d5 2. Bf4 e6 3. e3 Bd6 4. Bg3 Bxg3 5. hxg3 Qd6 6. Nf3 Qb4+ 7. c3 Qxb2 8. Nbd2 Qxc3 9. Rc1 Qa5 10. Ne5 Nf6 11. Ra1 Ne4 12. Bd3 Nxd2 13. Qxd2 Qxd2+ 14. Kxd2 Na6 15. Bxa6 bxa6 16. Rab1 O-O 17. Nc6 Bd7 *", + "Moves": "c6e7 g8h8 h1h7 h8h7 b1h1", + "MovesSAN": "Ne7+ Kh8 Rxh7+ Kxh7 Rh1#", + "Themes": "anastasiaMate attraction endgame kingsideAttack long mate mateIn3 sacrifice" + }, + { + "FEN": "1k1r3r/2p3p1/Qp5p/3Nn3/5P2/1R5P/P1P3PK/2q5 w - - 0 27", + "PGN": "1. d4 d6 2. e4 Nc6 3. d5 Ne5 4. f4 Nd7 5. Nf3 Nb6 6. Bb5+ Bd7 7. Nc3 a6 8. Bxd7+ Nxd7 9. O-O Ngf6 10. Be3 h6 11. Qe1 Ng4 12. h3 Nxe3 13. Qxe3 e6 14. e5 Qe7 15. exd6 Qxd6 16. Rae1 O-O-O 17. dxe6 fxe6 18. Qxe6 Qc5+ 19. Kh1 Bd6 20. Ne5 Bxe5 21. Rxe5 Qb4 22. Nd5 Qxb2 23. Rf3 Qc1+ 24. Kh2 Kb8 25. Rb3 Nxe5 26. Qxa6 b6 *", + "Moves": "b3b6 c7b6 a6b6 b8c8 b6c7", + "MovesSAN": "Rxb6+ cxb6 Qxb6+ Kc8 Qc7#", + "Themes": "long mate mateIn3 middlegame queensideAttack sacrifice" + }, + { + "FEN": "1r4k1/p2q1p1p/2pb1Bp1/3p1P2/4rP1Q/P4R2/B6P/6K1 w - - 0 27", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Bb4+ 5. c3 dxc3 6. O-O Nge7 7. a3 Ba5 8. b4 Bb6 9. Nxc3 O-O 10. Bb2 d6 11. b5 Ne5 12. Bb3 Bg4 13. Nd5 Nxd5 14. Bxd5 Nxf3+ 15. gxf3 Bh3 16. f4 Bxf1 17. Qg4 g6 18. Rxf1 c6 19. bxc6 bxc6 20. Ba2 d5 21. f5 Qd7 22. Qg3 Bc7 23. f4 Rab8 24. Bf6 Rfe8 25. Qh4 Bd6 26. Rf3 Rxe4 *", + "Moves": "h4h7 g8h7 f3h3 h7g8 h3h8", + "MovesSAN": "Qxh7+ Kxh7 Rh3+ Kg8 Rh8#", + "Themes": "attraction kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "2r3k1/1n2Rppp/p2P4/8/3Q4/P4P2/5PPP/6K1 b - - 0 24", + "PGN": "1. d4 d5 2. c4 e5 3. dxe5 d4 4. Bf4 Nc6 5. Nf3 Bb4+ 6. Nbd2 Bg4 7. a3 Bxf3 8. exf3 Bxd2+ 9. Qxd2 Nge7 10. c5 Ng6 11. Bg3 Ngxe5 12. Bb5 a6 13. Bxc6+ Nxc6 14. O-O O-O 15. b4 Re8 16. Rae1 b6 17. Rxe8+ Qxe8 18. Bxc7 bxc5 19. bxc5 Qd7 20. Bd6 Nd8 21. Re1 Nb7 22. Qxd4 Rc8 23. Re7 Qxd6 24. cxd6 *", + "Moves": "c8c1 d4d1 c1d1 e7e1 d1e1", + "MovesSAN": "Rc1+ Qd1 Rxd1+ Re1 Rxe1#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "8/p4p2/1qp2Nk1/1p2p1p1/1P2P1br/P2P1P2/3RN1K1/3Q4 b - - 0 35", + "PGN": "1. e4 d6 2. d4 Nf6 3. Nc3 c6 4. Nf3 Qa5 5. Bd2 Qc7 6. h3 e5 7. dxe5 dxe5 8. Bc4 Be7 9. O-O O-O 10. Re1 Nbd7 11. Bg5 b5 12. Bxf6 Bxf6 13. Bd3 Nc5 14. b4 Nxd3 15. cxd3 Be6 16. a3 Rad8 17. Qc2 Rd7 18. Rad1 Rfd8 19. Re3 g5 20. g4 h5 21. Nh2 hxg4 22. hxg4 Kg7 23. Rh3 Rg8 24. f3 Rdd8 25. Nf1 Rh8 26. Rxh8 Rxh8 27. Rd2 Qb6+ 28. Kg2 Rh4 29. Qd1 Qd8 30. Ng3 Qh8 31. Nh5+ Kg6 32. Kf2 Qb8 33. Ne2 Qb6+ 34. Kg2 Bxg4 35. Nxf6 *", + "Moves": "h4h2 g2h2 b6f2 h2h1 g4f3", + "MovesSAN": "Rh2+ Kxh2 Qf2+ Kh1 Bxf3#", + "Themes": "attraction long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "1k3r2/1pp2q2/p2p2p1/3N3p/1P2P3/2PP3Q/1P4PP/R5K1 b - - 0 23", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Nc3 d6 5. d3 a6 6. Ng5 Be6 7. Nxe6 fxe6 8. Bxe6 Qe7 9. Bb3 Nd4 10. Be3 Nxb3 11. axb3 g6 12. f4 Bg7 13. O-O exf4 14. Bxf4 h5 15. Bg5 O-O-O 16. Nd5 Qf7 17. Bxf6 Bxf6 18. Rxf6 Qg7 19. Qf3 Rhf8 20. Rxf8 Rxf8 21. Qh3+ Kb8 22. c3 Qf7 23. b4 *", + "Moves": "f7f2 g1h1 f2f1 a1f1 f8f1", + "MovesSAN": "Qf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "1k6/2p4Q/8/3p4/1q1P4/6P1/P1P4P/2KR1r2 b - - 1 33", + "PGN": "1. e4 e5 2. Nf3 f5 3. d3 Nc6 4. Nc3 Nge7 5. exf5 d5 6. Bg5 Bxf5 7. Qe2 Qd6 8. Bxe7 Bxe7 9. O-O-O O-O-O 10. g3 Bg4 11. Bg2 Nd4 12. Qe3 Rhf8 13. Nxd4 exd4 14. Qxd4 Bxd1 15. Rxd1 Qb6 16. Qxg7 Bf6 17. Qg4+ Kb8 18. Na4 Qxf2 19. Bh3 b5 20. Nc3 Bxc3 21. bxc3 Rf6 22. Rd2 Qc5 23. Qb4 Qb6 24. d4 a5 25. Qe7 Rdf8 26. Qxh7 a4 27. Kb2 a3+ 28. Kxa3 Qa5+ 29. Kb2 b4 30. cxb4 Qxb4+ 31. Kc1 Rf1+ 32. Bxf1 Rxf1+ 33. Rd1 *", + "Moves": "b4a3 c1d2 f1f2 d2e1 a3e3", + "MovesSAN": "Qa3+ Kd2 Rf2+ Ke1 Qe3#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "5k2/1p6/p1p2p1p/P3pP1B/1P2q3/6R1/6RK/3r1b2 w - - 4 55", + "PGN": "1. g3 d5 2. b3 e5 3. Bb2 Nc6 4. Bg2 Nf6 5. d3 d4 6. a3 Bc5 7. Qd2 Qd6 8. c3 O-O 9. cxd4 Nxd4 10. Bxd4 Bxd4 11. Ra2 Be6 12. Qc2 c6 13. e3 Bb6 14. Ne2 Ba5+ 15. Nbc3 Bxc3+ 16. Nxc3 Nd5 17. O-O Nxc3 18. Qxc3 Rfd8 19. Rd1 Qe7 20. Rad2 Bd5 21. e4 Be6 22. b4 Rd6 23. Bf1 Rad8 24. f3 Rd4 25. Be2 R8d6 26. a4 a6 27. a5 Qd7 28. Kf2 Bc4 29. f4 Bb5 30. f5 f6 31. g4 h6 32. h4 Kf7 33. Kg3 g6 34. Kf3 gxf5 35. gxf5 Qd8 36. Kg3 Qg8+ 37. Kh3 Ke8 38. Bh5+ Ke7 39. Rg2 Qd8 40. Rg7+ Kf8 41. Rdg1 Rxd3+ 42. Qxd3 Rxd3+ 43. Kh2 Rd2+ 44. Kh3 Qd3+ 45. R1g3 Qf1+ 46. Rg2 Rd3+ 47. Kh2 Qf4+ 48. Kg1 Qxh4 49. R7g3 Rd1+ 50. Kf2 Qf4+ 51. Rf3 Rd2+ 52. Kg1 Qxe4 53. Kh2 Rd1 54. Rfg3 Bf1 *", + "Moves": "g3g8 f8e7 g2g7 e7d6 g8d8", + "MovesSAN": "Rg8+ Ke7 R2g7+ Kd6 Rd8#", + "Themes": "endgame exposedKing long mate mateIn3" + }, + { + "FEN": "3Q4/1b4pk/p4p1p/2p5/P5R1/1P5P/1B4PK/1q2r3 w - - 6 38", + "PGN": "1. b3 d5 2. Bb2 Nf6 3. e3 e6 4. f4 Be7 5. Nf3 b6 6. a4 a6 7. Bd3 Bb7 8. O-O Nbd7 9. Qe1 Nc5 10. Be2 O-O 11. Ne5 Ncd7 12. d3 Nxe5 13. fxe5 Nd7 14. Nd2 f6 15. Bg4 Nxe5 16. Bxe6+ Kh8 17. d4 Nf7 18. e4 Ng5 19. exd5 Nxe6 20. dxe6 Qd5 21. Qe2 Rae8 22. c4 Qg5 23. d5 c6 24. Ne4 Qg6 25. d6 Bd8 26. e7 Bxe7 27. dxe7 Rxe7 28. c5 Rxe4 29. Qd2 Rfe8 30. Rae1 Rxe1 31. Rxe1 bxc5 32. Rc1 c4 33. Rxc4 c5 34. h3 h6 35. Rg4 Qb1+ 36. Kh2 Re1 37. Qd8+ Kh7 *", + "Moves": "g4g7 h7g7 d8f6 g7g8 f6g7", + "MovesSAN": "Rxg7+ Kxg7 Qxf6+ Kg8 Qg7#", + "Themes": "attraction endgame long master mate mateIn3 sacrifice" + }, + { + "FEN": "3k3r/Q4pb1/1p2p3/6p1/2p2PB1/2P5/PP1q3P/3R1RK1 b - - 3 26", + "PGN": "1. d4 d5 2. Bf4 Nf6 3. e3 c5 4. c3 Nc6 5. Nd2 Qb6 6. Qc2 g6 7. Ngf3 Bf5 8. Qc1 Bg7 9. Ne5 Nxe5 10. dxe5 Nh5 11. Be2 Nxf4 12. exf4 e6 13. g4 Be4 14. f3 h5 15. fxe4 dxe4 16. Nxe4 hxg4 17. Bxg4 O-O-O 18. Nd6+ Rxd6 19. exd6 Qxd6 20. O-O c4 21. Qe3 g5 22. Qxa7 Qd2 23. Qa8+ Kc7 24. Qa5+ b6 25. Qa7+ Kd8 26. Rad1 *", + "Moves": "g7d4 f1f2 d2f2 g1h1 h8h2", + "MovesSAN": "Bd4+ Rf2 Qxf2+ Kh1 Rxh2#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "5r1k/p5pp/2pN4/2P5/3P4/PQ2n2B/3q2PP/1R4K1 b - - 2 28", + "PGN": "1. d4 Nc6 2. c4 e6 3. a3 d5 4. Nc3 Nf6 5. Bg5 Be7 6. Nf3 Ne4 7. Bxe7 Nxe7 8. Nxe4 dxe4 9. Ne5 O-O 10. e3 c6 11. Be2 Qa5+ 12. b4 Qc7 13. c5 b6 14. Nc4 bxc5 15. bxc5 Nd5 16. O-O f5 17. Nd6 f4 18. Nxe4 fxe3 19. fxe3 Bd7 20. Qb3 Rab8 21. Rxf8+ Rxf8 22. Rb1 Bc8 23. Nd6 Ba6 24. Bxa6 Qa5 25. Be2 Qd2 26. Bc4 Nxe3 27. Bxe6+ Kh8 28. Bh3 *", + "Moves": "d2f2 g1h1 f2f1 b1f1 f8f1", + "MovesSAN": "Qf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r3kr2/p3b1pp/1p2Q3/8/2BqR3/8/PP3PPP/R1B3K1 b q - 0 17", + "PGN": "1. d4 e6 2. c4 d5 3. Nc3 c5 4. e3 Nc6 5. Nf3 Qb6 6. Qb3 cxd4 7. exd4 Nxd4 8. Nxd4 Qxd4 9. cxd5 Nf6 10. Be2 b6 11. O-O Bb7 12. dxe6 fxe6 13. Qxe6+ Be7 14. Bc4 Rf8 15. Re1 Ne4 16. Nxe4 Bxe4 17. Rxe4 *", + "Moves": "d4f2 g1h1 f2f1 c4f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Bxf1 Rxf1#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "8/3q1Rpk/1QbN3p/2P5/3b4/6BP/5PPK/3r4 b - - 0 42", + "PGN": "1. e4 c6 2. d4 d5 3. Bd3 dxe4 4. Bxe4 Nf6 5. Bf3 Bf5 6. Ne2 e6 7. O-O Bd6 8. c4 O-O 9. Nbc3 h6 10. Qb3 Qb6 11. Qd1 Qc7 12. h3 Nbd7 13. a3 a5 14. Qb3 Rab8 15. c5 Be7 16. Bf4 e5 17. dxe5 Nd5 18. Nxd5 cxd5 19. Rac1 Nxe5 20. Qxd5 Bf6 21. Ng3 Bh7 22. Be2 Qe7 23. Rfe1 Rfd8 24. Qb3 Rbc8 25. Qb5 Nd3 26. Bxd3 Bxd3 27. Qxa5 Qd7 28. b4 Ra8 29. Qb6 Bb2 30. Rcd1 Rxa3 31. Ne4 Re8 32. Nd6 Rxe1+ 33. Rxe1 Bc3 34. Re8+ Kh7 35. b5 Ra1+ 36. Kh2 Rf1 37. Bg3 Rb1 38. Re3 Rd1 39. Nxb7 Bd4 40. Rf3 Bxb5 41. Nd6 Bc6 42. Rxf7 *", + "Moves": "d1h1 h2h1 d7h3 h1g1 h3g2", + "MovesSAN": "Rh1+ Kxh1 Qxh3+ Kg1 Qxg2#", + "Themes": "attraction deflection long mate mateIn3 middlegame pin sacrifice" + }, + { + "FEN": "5rk1/1p1R1ppp/p3p3/4P2Q/P7/8/1qr3PP/5RK1 w - - 1 24", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Be2 e6 7. Be3 a6 8. a4 Be7 9. O-O O-O 10. f4 Bd7 11. Qe1 Rb8 12. Qg3 Rc8 13. Nxc6 Bxc6 14. e5 dxe5 15. fxe5 Ne4 16. Nxe4 Bxe4 17. Bh6 Bg6 18. Rad1 Qc7 19. Bg5 Bxg5 20. Qxg5 Qxc2 21. Bh5 Qxb2 22. Rd7 Bxh5 23. Qxh5 Rc2 *", + "Moves": "h5f7 f8f7 d7d8 f7f8 f1f8", + "MovesSAN": "Qxf7+ Rxf7 Rd8+ Rf8 Rfxf8#", + "Themes": "endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "r6k/ppp3pp/4Q3/3r1p2/5P2/P1BP2P1/qPP2n1P/2KR1BNR b - - 0 18", + "PGN": "1. e4 e5 2. d3 d5 3. exd5 Qxd5 4. Nc3 Bb4 5. Bd2 Bxc3 6. Bxc3 Nc6 7. Qh5 Nf6 8. Qg5 O-O 9. a3 Nd4 10. O-O-O Be6 11. f4 Qa2 12. Qxe5 Rfd8 13. Bxd4 Rd5 14. Qe3 Ng4 15. Qe4 f5 16. Qxe6+ Kh8 17. Bc3 Nf2 18. g3 *", + "Moves": "a2a1 c1d2 a1d1 d2e3 f2g4", + "MovesSAN": "Qa1+ Kd2 Qxd1+ Ke3 Ng4#", + "Themes": "long mate mateIn3 middlegame skewer" + }, + { + "FEN": "8/3R3p/6pk/1p1B1p2/1B3P2/1P2b1Pb/r7/7K w - - 6 36", + "PGN": "1. Nf3 c5 2. g3 Nc6 3. c4 Nf6 4. Bg2 g6 5. O-O Bg7 6. Nc3 O-O 7. e4 d6 8. d4 cxd4 9. Nxd4 Nxd4 10. Qxd4 Qa5 11. Qd3 Qh5 12. f3 Be6 13. Be3 Rfc8 14. b3 Qa5 15. Rac1 a6 16. Bd2 Rab8 17. Nd5 Qd8 18. Ne3 b5 19. cxb5 axb5 20. f4 Ng4 21. Nxg4 Bxg4 22. h3 Bd7 23. Bb4 Qb6+ 24. Kh1 Qd4 25. Qxd4 Bxd4 26. Rfd1 Be3 27. Rxc8+ Rxc8 28. e5 Rc2 29. exd6 exd6 30. Be4 Rxa2 31. Rxd6 Bxh3 32. Bc3 f5 33. Bd5+ Kf8 34. Bb4 Kg7 35. Rd7+ Kh6 *", + "Moves": "b4f8 h6h5 d5f3 h3g4 d7h7", + "MovesSAN": "Bf8+ Kh5 Bf3+ Bg4 Rxh7#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "2rq2r1/3b4/p6k/1p3p2/3P1b2/3B4/PP3KQ1/R7 w - - 0 29", + "PGN": "1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 a6 5. c3 Nf6 6. Bg5 e6 7. Nd2 Be7 8. Nf1 O-O 9. Qc2 h6 10. h4 Nc6 11. f4 Bd7 12. Bxf6 Bxf6 13. Nf3 Rc8 14. Qd1 b5 15. g4 Be7 16. g5 f5 17. gxh6 gxh6 18. Qc2 Nb4 19. Qg2+ Kh7 20. cxb4 Bxb4+ 21. Kf2 Rg8 22. Ng3 Bd6 23. Ng5+ hxg5 24. Nxf5 exf5 25. hxg5+ Kg6 26. Qxd5 Bxf4 27. Rh6+ Kxg5 28. Qg2+ Kxh6 *", + "Moves": "a1h1 f4h2 h1h2 d8h4 h2h4", + "MovesSAN": "Rh1+ Bh2 Rxh2+ Qh4+ Rxh4#", + "Themes": "exposedKing long mate mateIn3 middlegame" + }, + { + "FEN": "1rb3k1/2q1prbp/pp2P1p1/3P4/P1PBp3/3B3P/1P4P1/R4RK1 w - - 0 25", + "PGN": "1. d4 g6 2. c4 d6 3. Nc3 Bg7 4. e4 Nf6 5. Be2 O-O 6. Bg5 Nbd7 7. Nf3 a6 8. Qd2 c5 9. d5 Rb8 10. a4 Ng4 11. h3 Nge5 12. Nxe5 Nxe5 13. O-O f6 14. Be3 f5 15. f4 Nf7 16. Bd3 Nh6 17. e5 dxe5 18. fxe5 Nf7 19. e6 Nd6 20. Bxc5 Qc7 21. Qf2 b6 22. Bd4 Ne4 23. Nxe4 fxe4 24. Qf7+ Rxf7 *", + "Moves": "e6f7 g8f8 d4g7 f8g7 f7f8q", + "MovesSAN": "exf7+ Kf8 Bxg7+ Kxg7 f8=Q#", + "Themes": "advancedPawn attraction kingsideAttack long mate mateIn3 middlegame promotion" + }, + { + "FEN": "r5q1/ppp4Q/nb2Pkp1/3P1N2/3P4/2P5/PP1N2P1/5b1K w - - 3 25", + "PGN": "1. e4 e5 2. f4 Nc6 3. Nf3 Bc5 4. Bc4 Nge7 5. fxe5 Ng6 6. d4 Bb6 7. O-O O-O 8. Kh1 d5 9. exd5 Nb4 10. Bg5 Qe8 11. c3 Na6 12. Nbd2 Bd7 13. h4 h6 14. h5 hxg5 15. hxg6 fxg6 16. Nxg5 Bb5 17. Qg4 Bxc4 18. Qh4 Rxf1+ 19. Rxf1 Bxf1 20. Qh7+ Kf8 21. Ne6+ Ke7 22. Nxg7 Qf7 23. e6 Qg8 24. Nf5+ Kf6 *", + "Moves": "d2e4 f6f5 h7h3 f5e4 h3f3", + "MovesSAN": "Ne4+ Kxf5 Qh3+ Kxe4 Qf3#", + "Themes": "long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r5k1/p3Qppp/q2p4/1p1Pp3/4P1KP/5R2/5Pn1/8 w - - 0 30", + "PGN": "1. d4 e5 2. d5 c6 3. c4 cxd5 4. cxd5 d6 5. e4 Nf6 6. Nc3 Qa5 7. Bd2 Qb6 8. b3 Ng4 9. Nh3 Be7 10. Be2 Nf6 11. Bg5 O-O 12. Bxf6 Bxf6 13. Bg4 Qc5 14. Rc1 Qb4 15. Bxc8 Rxc8 16. Qh5 Rxc3 17. Rxc3 Qxc3+ 18. Ke2 Na6 19. Ng5 Bxg5 20. Qxg5 Qc2+ 21. Kf3 Nc5 22. Re1 Qxa2 23. Re3 Nxb3 24. Qe7 Nd4+ 25. Kg3 Qa6 26. h4 Ne2+ 27. Kh3 Nf4+ 28. Kg4 Nxg2 29. Rf3 b5 *", + "Moves": "e7f7 g8h8 f7f8 a8f8 f3f8", + "MovesSAN": "Qxf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "r2qbr1k/6pp/5p2/1p2pP2/pp2P3/P4R1Q/B1n3PP/RN5K w - - 0 23", + "PGN": "1. e4 c5 2. b4 cxb4 3. Nf3 Nc6 4. d4 d6 5. d5 Ne5 6. Nxe5 dxe5 7. Bd3 e6 8. dxe6 Bxe6 9. Bb2 f6 10. O-O Bc5 11. Kh1 Ne7 12. f4 O-O 13. f5 Bd7 14. Bc4+ Kh8 15. Qf3 b5 16. Bb3 a5 17. a3 a4 18. Ba2 Nc6 19. Qh5 Be8 20. Qh3 Bd4 21. Bxd4 Nxd4 22. Rf3 Nxc2 *", + "Moves": "h3h7 h8h7 f3h3 e8h5 h3h5", + "MovesSAN": "Qxh7+ Kxh7 Rh3+ Bh5 Rxh5#", + "Themes": "attraction kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "5rk1/pp4pp/2nb1r2/3p4/3Pp1Q1/1BP1R3/PP1N3p/R1B4K b - - 0 22", + "PGN": "1. e4 c6 2. Bc4 d5 3. exd5 cxd5 4. Bb3 Nc6 5. Nf3 e5 6. d4 e4 7. Nfd2 f5 8. O-O Nf6 9. Re1 Be6 10. Nf1 Bb4 11. c3 Bd6 12. Ng3 O-O 13. Nh5 Ng4 14. Nf4 Qf6 15. Nxe6 Qxe6 16. g3 f4 17. f3 fxg3 18. fxg4 gxh2+ 19. Kh1 Rf6 20. Re3 Raf8 21. Nd2 Qxg4 22. Qxg4 *", + "Moves": "f6f1 d2f1 f8f1 g4g1 h2g1q", + "MovesSAN": "Rf1+ Nxf1 Rxf1+ Qg1 hxg1=Q#", + "Themes": "advancedPawn exposedKing kingsideAttack long mate mateIn3 middlegame promotion sacrifice" + }, + { + "FEN": "r1b3k1/ppp1ppbp/6p1/8/2Q1B3/4q1P1/PP2P2P/3r1R1K w - - 0 22", + "PGN": "1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. d4 d5 5. O-O O-O 6. c4 dxc4 7. Nc3 Nd5 8. Nxd5 Qxd5 9. Ne5 Qe6 10. Nf3 Rd8 11. Be3 Nc6 12. Ng5 Qf5 13. Be4 Qd7 14. d5 Nb4 15. Nf3 Nxd5 16. Qc2 Nxe3 17. fxe3 Qb5 18. Rad1 Rd6 19. Ng5 Qxg5 20. Qxc4 Qxe3+ 21. Kh1 Rxd1 *", + "Moves": "c4f7 g8h8 f7e8 g7f8 e8f8", + "MovesSAN": "Qxf7+ Kh8 Qe8+ Bf8 Qxf8#", + "Themes": "kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "6k1/6p1/R6p/1p6/3n1KN1/1P5P/P4P2/4r3 b - - 0 36", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O b5 6. Bb3 Bc5 7. d3 d6 8. h3 h6 9. c3 O-O 10. Re1 Be6 11. Bc2 d5 12. Nbd2 Re8 13. Nf1 Qd7 14. d4 exd4 15. cxd4 dxe4 16. dxc5 Qxd1 17. Bxd1 exf3 18. Bxf3 Bd5 19. Rxe8+ Rxe8 20. Bxd5 Nxd5 21. Ne3 Ndb4 22. Kf1 Nd3 23. Ke2 Nxc5 24. b3 Nd4+ 25. Kf1 f5 26. Ba3 Ne4 27. Rc1 c6 28. Bc5 Nxc5 29. Rxc5 f4 30. Ng4 f3 31. gxf3 Nxf3 32. Rxc6 Re1+ 33. Kg2 Nh4+ 34. Kg3 Nf5+ 35. Kf4 Nd4 36. Rxa6 *", + "Moves": "g7g5 f4g3 e1g1 g3h2 d4f3", + "MovesSAN": "g5+ Kg3 Rg1+ Kh2 Nf3#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "2r2rk1/ppp3p1/7B/8/6Q1/2N5/Pq3RPP/2R3K1 b - - 0 23", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 f5 4. d4 exd4 5. Ng5 d5 6. exd5 Ne5 7. Bb5+ Bd7 8. Bxd7+ Qxd7 9. Qxd4 Bd6 10. O-O Nf6 11. c4 O-O 12. c5 Rac8 13. Nc3 Nc6 14. Qh4 Bxc5 15. dxc6 Qxc6 16. Bf4 h6 17. Nf3 Ng4 18. Ne5 Qb6 19. Nxg4 fxg4 20. Qxg4 Qxb2 21. Rac1 Bb6 22. Bxh6 Bxf2+ 23. Rxf2 *", + "Moves": "b2f2 g1h1 f2f1 c1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate long mate mateIn3 middlegame" + }, + { + "FEN": "5r1k/p1p3p1/1p2p2p/5q2/4R3/2P4Q/PP3PPP/4R1K1 b - - 0 27", + "PGN": "1. e4 e6 2. Nc3 d5 3. Nf3 dxe4 4. Nxe4 Nf6 5. Nxf6+ Qxf6 6. d4 h6 7. Bd3 Bd6 8. O-O Nd7 9. Re1 O-O 10. c3 b6 11. Qe2 Bb7 12. Ne5 Qe7 13. Qg4 Bxe5 14. dxe5 Kh8 15. Qh5 f5 16. exf6 Rxf6 17. Bg5 Qf7 18. Qh4 Rf8 19. Bxf6 Nxf6 20. Re2 Nd5 21. Be4 Nf4 22. Re3 Bxe4 23. Rxe4 Ng6 24. Qg3 Qf5 25. Rae1 Nf4 26. Qf3 Nh3+ 27. Qxh3 *", + "Moves": "f5f2 g1h1 f2f1 e1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "6k1/p4r1p/3p3Q/5N2/2P1P3/3P4/r4q2/2K4R w - - 0 37", + "PGN": "1. b3 e5 2. Bb2 Nc6 3. d3 d6 4. g3 Nh6 5. Bg2 f5 6. c4 Nf7 7. Nd2 Be7 8. e3 Bf6 9. Rb1 O-O 10. h4 Be6 11. h5 f4 12. gxf4 exf4 13. e4 Bxb2 14. Rxb2 Qf6 15. Rb1 Nd4 16. Ngf3 c5 17. Nxd4 cxd4 18. Nf3 Ne5 19. Nxd4 f3 20. Bh3 Bg4 21. Nf5 Rae8 22. Qd2 Bxh3 23. Rxh3 g6 24. hxg6 Nxg6 25. Kd1 Re5 26. Rxf3 Qd8 27. Kc2 b5 28. Rh1 bxc4 29. bxc4 Ra5 30. Qh6 Rf7 31. Rg3 Qb6 32. Rxg6+ Kh8 33. Kc3 Ra3+ 34. Kd2 Qxf2+ 35. Kc1 Rxa2 36. Rg8+ Kxg8 *", + "Moves": "h6g5 g8h8 g5d8 f7f8 d8f8", + "MovesSAN": "Qg5+ Kh8 Qd8+ Rf8 Qxf8#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "1k6/p7/bpQ1p2p/4P3/3PB2b/P3q2P/1P1N2PK/R1B5 b - - 0 32", + "PGN": "1. d4 b6 2. f4 Nf6 3. e3 e6 4. Nd2 c5 5. c3 Nc6 6. Ngf3 cxd4 7. cxd4 Bb4 8. a3 Be7 9. Bd3 Bb7 10. O-O O-O 11. Ng5 h6 12. Ngf3 Ng4 13. Qe2 f5 14. h3 Nf6 15. Ne5 Nh5 16. Qxh5 Nxe5 17. fxe5 Rc8 18. e4 fxe4 19. Bxe4 Rxf1+ 20. Kxf1 Ba6+ 21. Kg1 Qf8 22. Qg6 Qf4 23. Qh7+ Kf8 24. Bg6 Qe3+ 25. Kh2 Bh4 26. Qh8+ Ke7 27. Qxg7+ Kd8 28. Qf8+ Kc7 29. Qd6+ Kb7 30. Be4+ Rc6 31. Qxd7+ Kb8 32. Qxc6 *", + "Moves": "h4g3 h2h1 e3e1 d2f1 e1f1", + "MovesSAN": "Bg3+ Kh1 Qe1+ Nf1 Qxf1#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "2k1r1nr/ppqn1p1p/2p3p1/8/4N2Q/3P4/PPP3PP/R2KR3 w - - 8 21", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. Nf3 Bg4 5. Be2 e6 6. Nd4 Bxe2 7. Qxe2 c6 8. d3 Nd7 9. Bd2 Qc7 10. f4 Be7 11. Qg4 Bf6 12. f5 exf5 13. Nxf5 g6 14. Bf4 Be5 15. Bxe5 Qxe5+ 16. Ne3 Qxe3+ 17. Kd1 O-O-O 18. Re1 Qb6 19. Ne4 Qc7 20. Qh4 Re8 *", + "Moves": "e4d6 c7d6 e1e8 c8c7 h4d8", + "MovesSAN": "Nd6+ Qxd6 Rxe8+ Kc7 Qd8#", + "Themes": "discoveredAttack long mate mateIn3 middlegame queensideAttack" + }, + { + "FEN": "1r3r1k/p3N1pp/2p2p2/4p3/1pq5/8/PP6/K3R2R w - - 4 40", + "PGN": "1. e4 e5 2. c4 Nc6 3. Nc3 f6 4. Nge2 d5 5. Ng3 dxc4 6. d3 cxd3 7. Bxd3 Nd4 8. Be3 Nh6 9. Qc2 Nxc2+ 10. Bxc2 Ng4 11. Nf5 Nxe3 12. fxe3 Bxf5 13. Nd5 Bb4+ 14. Nxb4 Bd7 15. O-O-O O-O 16. Nd5 Qe8 17. Rhf1 Rc8 18. Bb3 Kh8 19. Rf3 Be6 20. Kb1 Qc6 21. Rc1 Qb5 22. Nc3 Qb6 23. Bd5 Bxd5 24. Nxd5 Qd6 25. Rff1 c6 26. Nc3 Qd3+ 27. Ka1 b5 28. Rfd1 Qxe3 29. Re1 Qd2 30. Red1 Qxg2 31. Rg1 Qxh2 32. Rh1 Qg2 33. Rcg1 Qc2 34. Rc1 Qd3 35. Rcd1 Qc4 36. Rc1 b4 37. Nd5 Qxe4 38. Ne7 Rb8 39. Rce1 Qc4 *", + "Moves": "h1h7 h8h7 e1h1 c4h4 h1h4", + "MovesSAN": "Rxh7+ Kxh7 Rh1+ Qh4 Rxh4#", + "Themes": "anastasiaMate attraction endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "6k1/4R1pp/p7/3p4/1p1b4/6PP/BPP2r1B/R2Q1b1K b - - 0 29", + "PGN": "1. e4 c5 2. Bc4 e6 3. a3 Qc7 4. d3 Nf6 5. Bg5 Be7 6. Nf3 Nc6 7. Bh4 a6 8. Nc3 b5 9. Ba2 Bb7 10. Bg3 Qd8 11. O-O O-O 12. h3 b4 13. axb4 cxb4 14. Ne2 d5 15. e5 Nd7 16. d4 f6 17. exf6 Nxf6 18. Ne5 Ne4 19. Bh2 Bh4 20. g3 Bf6 21. Nxc6 Bxc6 22. Nf4 Bb5 23. Nxe6 Qe7 24. Nxf8 Rxf8 25. Re1 Nxf2 26. Kxf2 Bxd4+ 27. Kg2 Rf2+ 28. Kh1 Bf1 29. Rxe7 *", + "Moves": "f1g2 h1g1 f2d2 e7e3 d4e3", + "MovesSAN": "Bg2+ Kg1 Rd2+ Re3 Bxe3#", + "Themes": "discoveredAttack exposedKing long mate mateIn3 middlegame" + }, + { + "FEN": "2r5/7R/3r4/6k1/1P2K3/7P/1R3PP1/8 b - - 0 38", + "PGN": "1. e4 e5 2. Nc3 Nc6 3. Bc4 Nf6 4. d3 Bb4 5. a3 Ba5 6. Bb3 Nd4 7. Be3 Nxb3 8. cxb3 O-O 9. Qf3 Bb6 10. Bg5 d5 11. Bxf6 Qxf6 12. Qxf6 gxf6 13. Nxd5 Bd4 14. Nxf6+ Kg7 15. Nd5 Bxb2 16. Rb1 Bxa3 17. Nxc7 Bb4+ 18. Ke2 Rb8 19. Nd5 Bc5 20. h3 f5 21. b4 Bd4 22. Nf3 fxe4 23. Nxd4 exd4 24. dxe4 Be6 25. Rhd1 Rbc8 26. Rb2 Rc4 27. Kd3 Bxd5 28. exd5 Rfc8 29. d6 Kf6 30. Re1 Rc3+ 31. Kxd4 R8c4+ 32. Kd5 Rc8 33. Re6+ Kf7 34. Re7+ Kf6 35. Rxb7 Rd3+ 36. Ke4 Rxd6 37. Rxa7 Kg5 38. Rxh7 *", + "Moves": "c8e8 h7e7 e8e7 e4f3 d6d3", + "MovesSAN": "Re8+ Re7 Rxe7+ Kf3 Rd3#", + "Themes": "endgame long mate mateIn3 rookEndgame" + }, + { + "FEN": "r1b1kb1r/pp2np2/2np4/q2N2B1/1pP5/8/P3PPPP/R2QKB1R w KQkq - 0 12", + "PGN": "1. d4 c5 2. Nf3 e6 3. Nc3 Nc6 4. d5 exd5 5. Nxd5 Nge7 6. c4 d6 7. Bg5 h6 8. Bh4 g5 9. Nxg5 hxg5 10. Bxg5 Qa5+ 11. b4 cxb4 *", + "Moves": "d5f6 e8d8 d1d6 c8d7 d6d7", + "MovesSAN": "Nf6+ Kd8 Qxd6+ Bd7 Qxd7#", + "Themes": "discoveredAttack long mate mateIn3 opening" + }, + { + "FEN": "2r1q2r/1kn2RQ1/pp2p3/3NP1B1/7p/8/PP3KPP/2n5 w - - 0 24", + "PGN": "1. e4 b6 2. d4 Ba6 3. Bxa6 Nxa6 4. c4 e6 5. Ne2 c6 6. Nbc3 Nc7 7. O-O Ne7 8. f4 d5 9. cxd5 cxd5 10. e5 a6 11. Ng3 h5 12. f5 h4 13. fxe6 fxe6 14. Nh5 Nf5 15. Qg4 Nxd4 16. Qg6+ Kd7 17. Bg5 Qe8 18. Rf7+ Kc6 19. Nxg7 Bxg7 20. Qxg7 Rc8 21. Rc1 Kb7 22. Nxd5 Ne2+ 23. Kf2 Nxc1 *", + "Moves": "f7c7 c8c7 g7c7 b7a8 d5b6", + "MovesSAN": "Rxc7+ Rxc7 Qxc7+ Ka8 Nxb6#", + "Themes": "fork long mate mateIn3 middlegame" + }, + { + "FEN": "8/8/r4q1p/6p1/p5Pk/7P/5P1K/1Q6 w - - 1 52", + "PGN": "1. d4 Nf6 2. Nf3 d5 3. e3 c5 4. c4 e6 5. Nc3 Nc6 6. b3 cxd4 7. exd4 Bb4 8. Bb2 Qa5 9. Qd3 Ne4 10. Rc1 O-O 11. Be2 Nxc3 12. Bxc3 Bxc3+ 13. Rxc3 dxc4 14. Qxc4 Rd8 15. O-O Qxa2 16. Rc2 Qa5 17. Rb1 e5 18. b4 Qb6 19. dxe5 Bf5 20. e6 Bxc2 21. exf7+ Kh8 22. Qxc2 Rd7 23. Ng5 g6 24. Qc3+ Nd4 25. Bc4 h6 26. Nf3 Kh7 27. Nxd4 Rxd4 28. Qf3 Rf8 29. Bd5 Kg7 30. b5 Qd6 31. Bxb7 Rxf7 32. Qc3 Rxb7 33. h3 a6 34. b6 g5 35. Qa5 Rd1+ 36. Rxd1 Qxd1+ 37. Kh2 Qd6+ 38. g3 Rxb6 39. Qa1+ Kf7 40. Qa2+ Ke7 41. Qe2+ Qe6 42. Qh5 a5 43. Qf3 a4 44. Qa8 Ra6 45. Qb7+ Kf6 46. Qb2+ Kf7 47. Qb7+ Kg6 48. Qb1+ Qf5 49. Qb7 Qf6 50. Qb1+ Kh5 51. g4+ Kh4 *", + "Moves": "b1g1 f6f4 g1g3 f4g3 f2g3", + "MovesSAN": "Qg1 Qf4+ Qg3+ Qxg3+ fxg3#", + "Themes": "endgame long mate mateIn3 quietMove" + }, + { + "FEN": "5b1k/pp3p1p/1qp2P2/4R1Q1/8/P3P1Pb/1P2P2P/3r1BK1 w - - 7 28", + "PGN": "1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. g3 d5 5. cxd5 Nxd5 6. Bg2 Be7 7. O-O Nb6 8. d3 O-O 9. Be3 Re8 10. d4 Nc4 11. Nxe5 N6xe5 12. dxe5 Nxe3 13. fxe3 c6 14. Qd4 Be6 15. Rad1 Qa5 16. a3 Bb3 17. Rd2 Bc5 18. Qf4 Qb6 19. Rf3 Rad8 20. Rxd8 Rxd8 21. Ne4 Rd1+ 22. Bf1 Be7 23. Nf6+ gxf6 24. exf6 Bf8 25. Qg5+ Kh8 26. Rf5 Be6 27. Re5 Bh3 *", + "Moves": "g5g7 f8g7 e5e8 g7f8 e8f8", + "MovesSAN": "Qg7+ Bxg7 Re8+ Bf8 Rxf8#", + "Themes": "kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "2kr3r/pbp1q1p1/1p2p3/4P3/2Q1B3/2N1P1p1/PP4P1/2R2RK1 b - - 1 20", + "PGN": "1. d4 d5 2. Nf3 e6 3. c4 Nf6 4. Bg5 Be7 5. Nc3 h6 6. Bh4 Nc6 7. e3 b6 8. Rc1 Bb7 9. Bd3 Ng4 10. Bxe7 Qxe7 11. Bb1 dxc4 12. O-O O-O-O 13. Qa4 h5 14. Qxc4 h4 15. h3 f5 16. hxg4 fxg4 17. Ne5 Nxe5 18. dxe5 g3 19. fxg3 hxg3 20. Be4 *", + "Moves": "h8h1 g1h1 e7h4 h1g1 h4h2", + "MovesSAN": "Rh1+ Kxh1 Qh4+ Kg1 Qh2#", + "Themes": "attraction kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "3r1rk1/ppp2ppp/4b3/N3P3/1n2QB2/8/PPP2PPP/2K2B1R b - - 0 14", + "PGN": "1. e4 e5 2. Nf3 d6 3. d4 Nf6 4. dxe5 Nxe4 5. Qe2 d5 6. Bf4 Nc6 7. Nc3 Be6 8. Nxe4 dxe4 9. Qxe4 Bb4+ 10. Nd2 O-O 11. O-O-O Ba5 12. Nb3 Nb4 13. Rxd8 Raxd8 14. Nxa5 *", + "Moves": "b4a2 c1b1 d8d1 f4c1 d1c1", + "MovesSAN": "Nxa2+ Kb1 Rd1+ Bc1 Rxc1#", + "Themes": "long mate mateIn3 middlegame queensideAttack" + }, + { + "FEN": "1r3rk1/p4ppp/4p3/1p2Q3/1P1P4/q1p1PR2/6PP/5RK1 w - - 0 24", + "PGN": "1. d4 d5 2. e3 Bf5 3. f4 Nf6 4. Nf3 Nc6 5. Bd3 Bxd3 6. Qxd3 e6 7. O-O Bd6 8. Ne5 Ne4 9. Nc3 Nxe5 10. fxe5 Nxc3 11. exd6 Ne4 12. dxc7 Qxc7 13. Bd2 O-O 14. a3 Rac8 15. Rac1 Qb6 16. b4 Qc6 17. c4 Nxd2 18. Qxd2 dxc4 19. Qf2 b5 20. Qf4 Qa6 21. Qe5 Rb8 22. Rf3 Qxa3 23. Rcf1 c3 *", + "Moves": "f3f7 f8f7 e5b8 f7f8 b8f8", + "MovesSAN": "Rxf7 Rxf7 Qxb8+ Rf8 Qxf8#", + "Themes": "deflection endgame kingsideAttack long mate mateIn3" + }, + { + "FEN": "5rk1/pR6/2p4Q/2qpP1p1/7n/2r4P/P4PPB/5RK1 b - - 0 30", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. c3 d5 5. e5 f6 6. cxd4 fxe5 7. dxe5 Bc5 8. Nc3 Bg4 9. Be2 Nge7 10. Bg5 O-O 11. h3 Bh5 12. O-O h6 13. Bh4 g5 14. Bg3 Nf5 15. Bh2 Nce7 16. Qb3 Bxf3 17. Bxf3 c6 18. Qxb7 Rb8 19. Qa6 Rxb2 20. Na4 Rc2 21. Nxc5 Rxc5 22. Rac1 Qb6 23. Qd3 Ng6 24. Rb1 Qa5 25. Rb7 Ngh4 26. Bg4 Rc3 27. Qe2 Qc5 28. Bxf5 Nxf5 29. Qh5 Nh4 30. Qxh6 *", + "Moves": "c5f2 f1f2 c3c1 f2f1 c1f1", + "MovesSAN": "Qxf2+ Rxf2 Rc1+ Rf1 Rcxf1#", + "Themes": "long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "1k3r2/1pp4p/p3R1p1/3N1q2/P7/2Q5/1P3PPP/R5K1 b - - 0 28", + "PGN": "1. d4 d5 2. Bf4 Bf5 3. e3 e6 4. Nf3 Nc6 5. c3 a6 6. c4 dxc4 7. Bxc4 Nf6 8. Nbd2 Nd5 9. Bg3 Bd6 10. Bxd6 Qxd6 11. O-O Nf6 12. Re1 Ne4 13. Nxe4 Bxe4 14. Ng5 Bd5 15. Bxd5 Qxd5 16. Qh5 g6 17. Qh4 f6 18. Ne4 O-O-O 19. Nxf6 Qf5 20. e4 Qb5 21. d5 exd5 22. Qg4+ Kb8 23. exd5 Nb4 24. a4 Qd3 25. Qxb4 Qf5 26. Qc3 Rhf8 27. Re6 Rxd5 28. Nxd5 *", + "Moves": "f5f2 g1h1 f2f1 a1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "8/8/8/3p2R1/3k2P1/1p3P2/5r2/1K6 b - - 0 60", + "PGN": "1. e4 a6 2. d4 b5 3. a4 b4 4. Nf3 Bb7 5. Bd3 e6 6. O-O Nf6 7. Bg5 Be7 8. Re1 O-O 9. Qd2 a5 10. h4 d6 11. e5 Nd5 12. Bxe7 Qxe7 13. Qe2 h6 14. Nbd2 Nf4 15. Qe3 Nxd3 16. Qxd3 Ba6 17. Qe4 Nd7 18. b3 d5 19. Qg4 c5 20. Nf1 Rfc8 21. Ne3 cxd4 22. Nxd4 Nxe5 23. Qg3 Ng6 24. Nxd5 Qb7 25. Ne3 Rc3 26. Nxe6 fxe6 27. Qxg6 Qf7 28. Qxf7+ Kxf7 29. Red1 Ke7 30. Rd2 Rac8 31. Rad1 R8c7 32. g3 g5 33. hxg5 hxg5 34. Rd6 Bb7 35. Rb6 R3c6 36. Rxc6 Rxc6 37. Rd2 Rc5 38. Nc4 Bd5 39. Ne3 Bf3 40. g4 Kf6 41. Kh2 Ke5 42. Kg3 Be4 43. f3 Bc6 44. Nc4+ Kf6 45. Rd6 Bd5 46. Ne3 Ke5 47. Ra6 Kd4 48. Kf2 Rc3 49. Nxd5 Rxc2+ 50. Ke1 exd5 51. Rxa5 Rb2 52. Rb5 Rxb3 53. Ke2 Kc4 54. Rb8 Ra3 55. Kd2 Rxa4 56. Kc2 Ra2+ 57. Kb1 Rf2 58. Rf8 Kd4 59. Rf5 b3 60. Rxg5 *", + "Moves": "d4c3 g5d5 f2f1 d5d1 f1d1", + "MovesSAN": "Kc3 Rxd5 Rf1+ Rd1 Rxd1#", + "Themes": "endgame exposedKing long mate mateIn3 rookEndgame" + }, + { + "FEN": "5rk1/5ppp/2p5/1qQ2b2/2pB4/7P/rP3PP1/3RR1K1 w - - 0 25", + "PGN": "1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. d4 cxd4 5. cxd4 d6 6. exd6 exd6 7. Nf3 Nc6 8. Nc3 Nb6 9. h3 Be7 10. Bb5 Bd7 11. O-O O-O 12. Re1 Bf6 13. Bf4 d5 14. Bxc6 bxc6 15. Ne5 Rc8 16. Na4 Nc4 17. Nxc4 dxc4 18. Nc5 Bf5 19. Be3 Qd5 20. Qa4 Bxd4 21. Rad1 Qxc5 22. Bxd4 Qb5 23. Qxa7 Ra8 24. Qc5 Rxa2 *", + "Moves": "c5f8 g8f8 d4c5 b5c5 d1d8", + "MovesSAN": "Qxf8+ Kxf8 Bc5+ Qxc5 Rd8#", + "Themes": "attraction clearance long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "5rk1/8/R3P2p/2p3q1/2PbB3/PQ4pP/5P2/5RK1 b - - 0 37", + "PGN": "1. Nf3 g6 2. c4 Bg7 3. d4 d6 4. g3 c6 5. Bg2 Qc7 6. O-O a6 7. Nc3 Nd7 8. e4 Ngf6 9. Rb1 O-O 10. Qc2 e5 11. d5 c5 12. b3 h6 13. Bb2 Qd8 14. a3 Qe7 15. b4 b6 16. bxc5 bxc5 17. Bc1 Ne8 18. Be3 Nef6 19. Qd2 Ng4 20. h3 Nxe3 21. Qxe3 f5 22. exf5 gxf5 23. Ne2 e4 24. Nh4 Ne5 25. Rbc1 Qg5 26. Nf4 Bd7 27. Qe2 Rae8 28. Rb1 Nf3+ 29. Nxf3 exf3 30. Qxf3 Bd4 31. Rb6 Ba4 32. Ne6 Rxe6 33. dxe6 Bc2 34. Rxd6 Be4 35. Qb3 f4 36. Rxa6 fxg3 37. Bxe4 *", + "Moves": "g3f2 g1h1 g5g1 f1g1 f2g1q", + "MovesSAN": "gxf2+ Kh1 Qg1+ Rxg1+ fxg1=Q#", + "Themes": "advancedPawn doubleCheck long mate mateIn3 middlegame promotion" + }, + { + "FEN": "r1bqkb1r/ppp2ppp/2n1p3/3p4/3PnP2/2NBP2P/PPP3P1/R1BQK1NR b KQkq - 1 6", + "PGN": "1. d4 d5 2. f4 Nc6 3. e3 Nf6 4. h3 Ne4 5. Nc3 e6 6. Bd3 *", + "Moves": "d8h4 g2g3 h4g3 e1f1 g3f2", + "MovesSAN": "Qh4+ g3 Qxg3+ Kf1 Qf2#", + "Themes": "exposedKing long mate mateIn3 opening" + }, + { + "FEN": "8/Q3Rpk1/P3P1p1/5q1n/7p/5P1N/1rr3PP/6RK b - - 0 40", + "PGN": "1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 c6 5. e3 Nbd7 6. Nf3 Qa5 7. Nd2 Bb4 8. Qc2 dxc4 9. Bxf6 Nxf6 10. Nxc4 Qd5 11. a3 Bxc3+ 12. bxc3 c5 13. f3 cxd4 14. cxd4 O-O 15. Bd3 Bd7 16. Ne5 Rac8 17. Qd2 Bb5 18. O-O Bxd3 19. Qxd3 Rfd8 20. Rfd1 g6 21. a4 Rc7 22. Qb5 Rdc8 23. e4 Qd6 24. a5 a6 25. Qb3 Nd7 26. Ng4 h5 27. Nf2 e5 28. dxe5 Qxe5 29. Nh3 Nf6 30. Kh1 Rc2 31. Qxb7 Rb8 32. Qxa6 Rbb2 33. Rg1 Kg7 34. Rad1 h4 35. Qa7 Rb4 36. a6 Nh5 37. Rd7 Qf6 38. e5 Qf5 39. Re7 Rbb2 40. e6 *", + "Moves": "h5g3 h2g3 f5h3 g2h3 c2h2", + "MovesSAN": "Ng3+ hxg3 Qxh3+ gxh3 Rh2#", + "Themes": "long master mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "5b1k/5p1p/p7/1p3N2/4R1Q1/5PPK/Prq4P/8 w - - 3 33", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Bxf6 gxf6 10. Nd5 Bg7 11. g3 Ne7 12. Bg2 Bb7 13. Ne3 f5 14. exf5 Bxg2 15. Nxg2 Nxf5 16. Qg4 Qf6 17. c3 O-O 18. Nc2 d5 19. Nce3 Nxe3 20. Nxe3 Rfd8 21. O-O Kh8 22. Rad1 d4 23. cxd4 exd4 24. Nf5 Rac8 25. Rd3 Rc2 26. Rfd1 Rxb2 27. Rxd4 Rxd4 28. Rxd4 Bf8 29. Re4 Rb1+ 30. Kg2 Qc6 31. f3 Rb2+ 32. Kh3 Qc2 *", + "Moves": "g4g7 f8g7 e4e8 g7f8 e8f8", + "MovesSAN": "Qg7+ Bxg7 Re8+ Bf8 Rxf8#", + "Themes": "endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "7r/3Q4/3pNk2/3Pp3/2P3n1/7p/PP3qPP/R5RK b - - 4 27", + "PGN": "1. d4 d6 2. c4 f6 3. e4 e5 4. d5 Be7 5. Nc3 f5 6. exf5 Bxf5 7. Nf3 Qd7 8. Bd3 Nf6 9. Bxf5 Qxf5 10. O-O Nbd7 11. Re1 O-O-O 12. Qa4 Nb6 13. Qxa7 h5 14. Be3 Ng4 15. Bxb6 cxb6 16. Qxb6 Kd7 17. Qxb7+ Ke8 18. Ne4 g5 19. Qc6+ Kf8 20. Qc7 h4 21. Nexg5 Bxg5 22. Nxg5 Qxf2+ 23. Kh1 Ke8 24. Ne6 h3 25. Qxd8+ Kf7 26. Qd7+ Kf6 27. Rg1 *", + "Moves": "h3g2 g1g2 h8h2 g2h2 f2h2", + "MovesSAN": "hxg2+ Rxg2 Rxh2+ Rxh2 Qxh2#", + "Themes": "advancedPawn discoveredAttack long mate mateIn3 middlegame xRayAttack" + }, + { + "FEN": "8/5pk1/2N2b1p/PP2pB2/4Pn2/2P2P2/3R1K2/r7 b - - 0 41", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. O-O O-O 8. Re1 Nc6 9. Nb3 a5 10. a4 Nb4 11. Bf1 Be6 12. Nd4 Bd7 13. Ncb5 Rc8 14. c3 Nc6 15. h3 h6 16. Be3 e5 17. Nxc6 Rxc6 18. Nxd6 Bxh3 19. Nxb7 Qxd1 20. Rexd1 Bc8 21. Nxa5 Rc7 22. f3 Nh5 23. Bb5 Nf4 24. Bb6 Re7 25. Bc5 Ree8 26. b4 g5 27. Nc6 g4 28. Kf2 gxf3 29. gxf3 Nh3+ 30. Kg3 Kh7 31. Bxf8 Rxf8 32. a5 Bf6 33. Kg2 Rg8+ 34. Kf1 Nf4 35. Ke1 Rg2 36. Rd2 Rg1+ 37. Bf1 Bh3 38. Kf2 Rh1 39. Bxh3 Rxa1 40. Bf5+ Kg7 41. b5 *", + "Moves": "f6h4 f2e3 a1e1 d2e2 e1e2", + "MovesSAN": "Bh4+ Ke3 Re1+ Re2 Rxe2#", + "Themes": "endgame hookMate long mate mateIn3" + }, + { + "FEN": "6k1/p2r1ppp/4p3/2r5/p7/6P1/1RP2P1P/5K2 w - - 0 32", + "PGN": "1. e4 e6 2. Nf3 Nf6 3. e5 Nd5 4. d4 c5 5. Bg5 Be7 6. dxc5 Bxg5 7. Nxg5 Qxg5 8. Qd4 Nc6 9. Qe4 Ndb4 10. Bb5 Qc1+ 11. Ke2 Qxh1 12. Qg4 O-O 13. Bxc6 Nxc6 14. Qg3 Qc1 15. Qc3 Qf4 16. g3 Qxe5+ 17. Kf1 Qxc3 18. Nxc3 d5 19. cxd6 Rd8 20. Ne4 Ne5 21. Rd1 Nc4 22. Nc5 b6 23. d7 Ba6 24. Nxa6 Nxb2 25. Rd4 b5 26. Nc7 Rab8 27. Na6 Rb7 28. Nc5 Rc7 29. Rb4 Rxc5 30. Rxb2 Rxd7 31. a4 bxa4 *", + "Moves": "b2b8 c5c8 b8c8 d7d8 c8d8", + "MovesSAN": "Rb8+ Rc8 Rxc8+ Rd8 Rxd8#", + "Themes": "backRankMate endgame long mate mateIn3 rookEndgame" + }, + { + "FEN": "4r3/1p4kp/p2p1pp1/3Q4/2B5/N1P5/Pq4PP/1R5K b - - 1 25", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. c3 Bc5 6. Be3 Nf6 7. Nxc6 Qb6 8. Bxc5 Qxc5 9. Nd4 Nxe4 10. Bd3 Nxf2 11. Kxf2 e5 12. Re1 O-O 13. Qh5 g6 14. Qxe5 Qb6 15. Kg1 d6 16. Qb5 Qc7 17. Kh1 a6 18. Qg5 f6 19. Qd5+ Kg7 20. Ne6+ Bxe6 21. Rxe6 Rae8 22. Rxe8 Rxe8 23. Na3 Qb6 24. Bc4 Qxb2 25. Rb1 *", + "Moves": "b2b1 a3b1 e8e1 c4f1 e1f1", + "MovesSAN": "Qxb1+ Nxb1 Re1+ Bf1 Rxf1#", + "Themes": "backRankMate endgame fork long mate mateIn3 sacrifice" + }, + { + "FEN": "7k/3b1rpp/3p4/2pPp1Q1/2q1P3/2N3P1/7P/6K1 w - - 0 41", + "PGN": "1. e4 e5 2. Nf3 d6 3. d4 Nc6 4. d5 Nce7 5. c4 Nf6 6. Nfd2 Ng6 7. f3 Be7 8. Bd3 c6 9. O-O Bd7 10. Nc3 Rc8 11. Ne2 cxd5 12. cxd5 Rc5 13. b4 Rc7 14. a4 O-O 15. b5 Qe8 16. Nb3 b6 17. Be3 Kh8 18. Rc1 Qb8 19. Rxc7 Qxc7 20. Qc1 Qb8 21. Qb2 Rc8 22. Rc1 Rd8 23. Rc3 Be8 24. Qc1 Nd7 25. Rc7 Nc5 26. Rxc5 bxc5 27. Bc4 Bd7 28. Nc3 Qc7 29. a5 f5 30. Na4 fxe4 31. fxe4 Rf8 32. Nc3 Nf4 33. Bxf4 Rxf4 34. Qc2 Bg5 35. g3 Rf7 36. b6 axb6 37. axb6 Qxb6 38. Nd2 Bxd2 39. Qxd2 Qb4 40. Qg5 Qxc4 *", + "Moves": "g5d8 d7e8 d8e8 f7f8 e8f8", + "MovesSAN": "Qd8+ Be8 Qxe8+ Rf8 Qxf8#", + "Themes": "endgame fork long mate mateIn3" + }, + { + "FEN": "1r4k1/5ppp/1rq1p3/3p4/2n5/pRP3QP/R1P2PP1/6K1 w - - 4 36", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. Nc3 Nge7 6. Be3 Ng6 7. Be2 Bb4 8. O-O O-O 9. Ndb5 a6 10. Nd6 Qe7 11. Nc4 b5 12. Nd2 Bxc3 13. bxc3 Rd8 14. Nf3 d5 15. e5 Ncxe5 16. Nxe5 Nxe5 17. Bd4 Ng6 18. Bf3 Bb7 19. Re1 Rac8 20. Qd2 Qd7 21. a4 bxa4 22. Ra3 Bc6 23. Rb1 Bb5 24. Bb6 Re8 25. Be2 Ne5 26. Bxb5 axb5 27. Qe2 Nc4 28. Raa1 Nxb6 29. Rxb5 Nc4 30. Rb4 Ra8 31. Qd3 Qc6 32. h3 Reb8 33. Ra2 a3 34. Rb3 Rb6 35. Qg3 Rab8 *", + "Moves": "g3b8 b6b8 b3b8 c6c8 b8c8", + "MovesSAN": "Qxb8+ Rxb8 Rxb8+ Qc8 Rxc8#", + "Themes": "backRankMate long mate mateIn3 middlegame xRayAttack" + }, + { + "FEN": "7k/np4pp/3R2b1/pP4P1/8/KBr2r2/1R6/8 w - - 1 33", + "PGN": "1. d4 d5 2. Nf3 c5 3. Bf4 Nc6 4. e3 e6 5. c3 Qb6 6. Qb3 Qxb3 7. axb3 cxd4 8. exd4 Nf6 9. b4 Ne4 10. Nbd2 Nxd2 11. Kxd2 Be7 12. Ne5 O-O 13. h4 f6 14. Ng4 e5 15. dxe5 Bxg4 16. exf6 Rxf6 17. Be3 Rd8 18. Kc2 d4 19. Bg5 Rxf2+ 20. Kb3 Be6+ 21. Ka3 Bxg5 22. hxg5 dxc3 23. bxc3 Rdd2 24. g4 Bxg4 25. Bc4+ Kh8 26. Rhe1 Bh5 27. Re6 Rc2 28. Bb3 Rxc3 29. Rd6 Rff3 30. Rb1 Bg6 31. Rb2 a5 32. b5 Na7 *", + "Moves": "d6d8 g6e8 d8e8 f3f8 e8f8", + "MovesSAN": "Rd8+ Be8 Rxe8+ Rf8 Rxf8#", + "Themes": "backRankMate long mate mateIn3 middlegame" + }, + { + "FEN": "8/7p/7R/5p2/P6k/7P/2r3P1/7K b - - 2 36", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Nf6 5. e5 d5 6. Bb5 Ne4 7. Nxd4 Bd7 8. Bxc6 bxc6 9. O-O c5 10. f3 cxd4 11. fxe4 Bc5 12. exd5 O-O 13. Qd3 a6 14. a4 g6 15. Bh6 Re8 16. b4 Bxb4 17. Qxd4 Qe7 18. Kh1 Bc5 19. Qc3 Bb6 20. e6 fxe6 21. dxe6 Bxe6 22. Nd2 Rad8 23. Rae1 Bd4 24. Qg3 Qd6 25. Qxd6 cxd6 26. Ne4 Bf5 27. Ng3 Rxe1 28. Rxe1 Bg7 29. Nxf5 gxf5 30. Bxg7 Kxg7 31. Re7+ Kg6 32. Ra7 Rc8 33. Rxa6 Rxc2 34. Rxd6+ Kg5 35. h3 Kh4 36. Rh6+ *", + "Moves": "h4g3 h6e6 c2c1 e6e1 c1e1", + "MovesSAN": "Kg3 Re6 Rc1+ Re1 Rxe1#", + "Themes": "endgame long mate mateIn3 rookEndgame" + }, + { + "FEN": "3r2k1/pQ4pp/8/8/8/8/PPq3P1/5R1K w - - 0 32", + "PGN": "1. e4 e5 2. f4 exf4 3. Nf3 Be7 4. Bc4 Bh4+ 5. Ke2 Be7 6. d4 Nf6 7. Nc3 O-O 8. Bxf4 c6 9. e5 Ng4 10. h3 d5 11. Bd3 Nf6 12. Rf1 Ne4 13. Nxe4 dxe4 14. Bxe4 f6 15. Kf2 fxe5 16. Bxe5 Bh4+ 17. Kg1 Nd7 18. Nxh4 Nxe5 19. Rxf8+ Kxf8 20. dxe5 Qxh4 21. Qd6+ Kg8 22. Rf1 Bxh3 23. Bf3 Rd8 24. Qc7 Be6 25. Qxb7 Qd4+ 26. Kh1 Qxe5 27. Qxc6 Bf7 28. Qb7 Bh5 29. Bxh5 Qxh5+ 30. Kg1 Qc5+ 31. Kh1 Qxc2 *", + "Moves": "b7f7 g8h8 f7f8 d8f8 f1f8", + "MovesSAN": "Qf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "r5k1/ppp2ppp/8/4r3/4p2q/2P1P3/QP4PP/5R1K w - - 0 25", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Qf6 5. Be3 Bc5 6. c3 Nge7 7. Bd3 O-O 8. O-O Ne5 9. Nf5 Bxe3 10. Nxe7+ Qxe7 11. fxe3 Nxd3 12. Qxd3 Re8 13. Nd2 d6 14. Rf4 Qg5 15. Raf1 Be6 16. Nf3 Qg6 17. Kh1 Qh6 18. Rh4 Qg6 19. Qe2 Bxa2 20. e5 dxe5 21. Qb5 e4 22. Ne5 Qg5 23. Qa4 Rxe5 24. Qxa2 Qxh4 *", + "Moves": "a2f7 g8h8 f7f8 a8f8 f1f8", + "MovesSAN": "Qxf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "4rrk1/p2n2pp/1p1bb3/3p4/2pPnp2/2P3NP/PPBB1PPK/R1Q1R1N1 b - - 0 21", + "PGN": "1. e4 e6 2. d4 d5 3. exd5 exd5 4. Bd3 Nf6 5. h3 Bd6 6. Nf3 O-O 7. Be3 Re8 8. O-O Be6 9. c3 Nbd7 10. Nbd2 b6 11. Re1 c5 12. Nf1 c4 13. Bc2 Ne4 14. Qb1 f5 15. Ba4 Qf6 16. Qc1 f4 17. Bd2 Rf8 18. Bc2 Qg6 19. Kh2 Rae8 20. Ng1 Qg3+ 21. Nxg3 *", + "Moves": "f4g3 f2g3 d6g3 h2h1 e4f2", + "MovesSAN": "fxg3+ fxg3 Bxg3+ Kh1 Nf2#", + "Themes": "fork long mate mateIn3 middlegame" + }, + { + "FEN": "3R4/5ppk/8/p4KPP/8/8/1p6/r7 w - - 0 45", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 h6 4. c3 Nf6 5. d4 d6 6. dxe5 Nxe4 7. O-O dxe5 8. Qxd8+ Nxd8 9. Re1 Bf5 10. Nbd2 Nxd2 11. Rxe5+ Be6 12. Bxd2 Bd6 13. Re2 O-O 14. Bxe6 Nxe6 15. g3 a6 16. b4 b5 17. a4 c6 18. a5 c5 19. bxc5 Bxc5 20. Rd1 Rfd8 21. Ree1 Rd3 22. Ne5 Rdd8 23. Kg2 Kf8 24. Ng6+ Kg8 25. Ne5 Bd6 26. f4 Bxe5 27. Rxe5 Rac8 28. Ree1 Nc5 29. Be3 Nd3 30. Rf1 Rxc3 31. Bb6 Rdc8 32. h4 Nb2 33. Rd8+ Rxd8 34. Bxd8 Nc4 35. Kh3 Ra3 36. Rd1 Nxa5 37. Bxa5 Rxa5 38. Rd8+ Kh7 39. Kg4 Ra1 40. Kf5 a5 41. g4 b4 42. g5 hxg5 43. fxg5 b3 44. h5 b2 *", + "Moves": "g5g6 f7g6 h5g6 h7h6 d8h8", + "MovesSAN": "g6+ fxg6+ hxg6+ Kh6 Rh8#", + "Themes": "endgame long mate mateIn3 rookEndgame" + }, + { + "FEN": "6k1/5ppp/4p3/R7/8/5P1P/2r3PK/3r4 w - - 3 32", + "PGN": "1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Qxd4 Nc6 5. Qd1 Nf6 6. Nc3 d6 7. Bd2 Be7 8. Bd3 O-O 9. O-O a6 10. Re1 b5 11. a3 Qb6 12. Be3 Qa5 13. b4 Qc7 14. Bd2 Bb7 15. h3 Nd7 16. Qe2 Rac8 17. a4 bxa4 18. Rxa4 Bf6 19. Raa1 Nxb4 20. Bxa6 Bxa6 21. Rxa6 Nxa6 22. Qxa6 Bxc3 23. Bxc3 Qxc3 24. Qe2 Qxc2 25. Qxc2 Rxc2 26. e5 dxe5 27. Nxe5 Nxe5 28. Rxe5 Rc1+ 29. Kh2 Rfc8 30. f3 R8c2 31. Ra5 Rd1 *", + "Moves": "a5a8 c2c8 a8c8 d1d8 c8d8", + "MovesSAN": "Ra8+ Rc8 Rxc8+ Rd8 Rxd8#", + "Themes": "backRankMate endgame long mate mateIn3 rookEndgame" + }, + { + "FEN": "6rk/p1n5/1pPp3p/4q1r1/PP2P3/3Q1pPB/5P2/3R1RK1 b - - 0 29", + "PGN": "1. d4 Nf6 2. c3 g6 3. Nd2 Bg7 4. e4 O-O 5. Ngf3 d6 6. Be2 Nc6 7. O-O e5 8. d5 Ne7 9. c4 Ne8 10. a4 f5 11. b4 f4 12. c5 h6 13. Nc4 g5 14. h3 Kh7 15. Na5 b6 16. cxb6 cxb6 17. Nc6 Nxc6 18. dxc6 Nc7 19. Bb2 Rf7 20. Bxe5 g4 21. Bxg7 Rxg7 22. hxg4 Bxg4 23. Ng5+ Rxg5 24. Bxg4 Qf6 25. Qd3 Qe5 26. Bf5+ Kh8 27. Rad1 Rag8 28. Bh3 f3 29. g3 *", + "Moves": "g5g3 f2g3 e5g3 g1h1 g3h3", + "MovesSAN": "Rxg3+ fxg3 Qxg3+ Kh1 Qxh3#", + "Themes": "fork long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r4rk1/pp4p1/4R2p/3Q4/7q/8/PP3PPP/R5K1 b - - 0 22", + "PGN": "1. d4 d5 2. c4 c6 3. Nc3 f6 4. Nf3 e6 5. e4 dxe4 6. Nxe4 Bb4+ 7. Bd2 Bxd2+ 8. Qxd2 Ne7 9. Bd3 O-O 10. O-O f5 11. Neg5 h6 12. Nh3 Na6 13. Nf4 Nc7 14. Rfe1 Qe8 15. Nh4 Bd7 16. d5 cxd5 17. cxd5 Ncxd5 18. Nxd5 Nxd5 19. Bxf5 Qh5 20. Bxe6+ Bxe6 21. Rxe6 Qxh4 22. Qxd5 *", + "Moves": "h4f2 g1h1 f2f1 a1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "4rr1k/7p/p2pQ3/1pq1p3/7P/8/PPP3R1/2K3R1 w - - 3 31", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 e6 6. Be3 Be7 7. Qd2 Nf6 8. O-O-O Nbd7 9. f4 Qc7 10. h3 b5 11. g4 Bb7 12. Bg2 O-O 13. g5 Ne8 14. f5 e5 15. Nf3 Nc5 16. f6 gxf6 17. gxf6 Nxf6 18. Bg5 Bxe4 19. Nxe4 Nfxe4 20. Qe3 Bxg5 21. Nxg5 f5 22. Bxe4 fxe4 23. Rhg1 Kh8 24. Nxe4 Nxe4 25. Qxe4 Rac8 26. Rd2 Rf4 27. Qd5 Rd8 28. Rdg2 Rff8 29. h4 Qc5 30. Qe6 Rde8 *", + "Moves": "g2g8 f8g8 e6f6 g8g7 f6g7", + "MovesSAN": "Rg8+ Rxg8 Qf6+ Rg7 Qxg7#", + "Themes": "endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "4r1k1/6pp/p3r3/1p2p3/3P2QP/P3q1P1/7K/2R2R2 w - - 0 27", + "PGN": "1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nc3 Bb4 5. Bd2 Nf6 6. Qe2+ Be6 7. f4 Bxc3 8. Bxc3 Ne4 9. g3 c5 10. Bg2 Nxc3 11. bxc3 Qc7 12. Rb1 Nc6 13. Nf3 cxd4 14. cxd4 O-O 15. c3 a6 16. O-O b5 17. a3 Rae8 18. Ne5 Bf5 19. Rbe1 Nxe5 20. fxe5 f6 21. Bxd5+ Be6 22. Bxe6+ Rxe6 23. Qg4 Rfe8 24. h4 Qxc3 25. Rc1 Qe3+ 26. Kh2 fxe5 *", + "Moves": "g4e6 e8e6 c1c8 e6e8 c8e8", + "MovesSAN": "Qxe6+ Rxe6 Rc8+ Re8 Rxe8#", + "Themes": "endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "2k1r1r1/ppp4p/3b4/5p2/3P1P2/5Q2/PP4RP/RN5K b - - 0 26", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. c3 d5 5. exd5 Qxd5 6. Bd3 Bg4 7. Qe2+ Be7 8. Be4 Qd6 9. O-O f5 10. Bxc6+ Qxc6 11. cxd4 O-O-O 12. Be3 Nf6 13. Rc1 Bxf3 14. gxf3 Qe8 15. Qc4 Qg6+ 16. Kh1 Bd6 17. Rg1 Qh5 18. f4 Ng4 19. Rg2 Nxe3 20. fxe3 Qd1+ 21. Rg1 Qf3+ 22. Rg2 Qxe3 23. Rxg7 Qf3+ 24. Rg2 Rhg8 25. Qe2 Rde8 26. Qxf3 *", + "Moves": "e8e1 f3f1 e1f1 g2g1 g8g1", + "MovesSAN": "Re1+ Qf1 Rxf1+ Rg1 Rgxg1#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "4r1k1/1pp2ppp/2q5/6r1/8/PQP1P3/6PP/R4RK1 w - - 1 24", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd8 4. d4 e6 5. Nf3 Bb4 6. Bd2 Nf6 7. a3 Ba5 8. b4 Bb6 9. Bd3 a5 10. Nb5 Bd7 11. bxa5 Ba7 12. Nxa7 Rxa7 13. Ne5 Nc6 14. Nxd7 Qxd7 15. c3 e5 16. Be3 Rxa5 17. Qb3 O-O 18. Bb5 exd4 19. Bxc6 Qxc6 20. Bxd4 Re8+ 21. Be3 Nd5 22. O-O Nxe3 23. fxe3 Rg5 *", + "Moves": "b3f7 g8h8 f7f8 e8f8 f1f8", + "MovesSAN": "Qxf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "1k3n2/1p3p1p/1N1P4/Q7/3q4/1P6/P1B3PP/7K b - - 2 35", + "PGN": "1. e4 d6 2. d4 Nf6 3. Bd3 e5 4. d5 c6 5. c4 Be7 6. Ne2 Nbd7 7. O-O a5 8. f4 Qc7 9. fxe5 dxe5 10. Ng3 Nc5 11. Bc2 Qb6 12. Kh1 Qc7 13. b3 Ng4 14. Nf5 Bxf5 15. Rxf5 Nf6 16. Bb2 Bd6 17. Qf3 Ncd7 18. Nd2 Nf8 19. c5 Bxc5 20. Bxe5 Bd6 21. Bxf6 gxf6 22. Rxf6 Be5 23. Nc4 Bxf6 24. Qxf6 Qe7 25. Qxh8 cxd5 26. exd5 Qc5 27. Re1+ Kd8 28. Qf6+ Kc7 29. Re7+ Kb8 30. Re8+ Ka7 31. Rxa8+ Kxa8 32. d6 Ka7 33. Qd8 Qd4 34. Qxa5+ Kb8 35. Nb6 *", + "Moves": "d4a1 c2b1 a1b1 a5e1 b1e1", + "MovesSAN": "Qa1+ Bb1 Qxb1+ Qe1 Qxe1#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "r2k3r/pp3ppp/7q/2b2n2/4QP2/2Pp1N2/PP4PP/R1B1RK2 b - - 3 19", + "PGN": "1. e4 c5 2. Bc4 e6 3. Nc3 Nc6 4. f4 Nf6 5. Qf3 Nd4 6. Qd1 d5 7. Bb5+ Bd7 8. Bxd7+ Nxd7 9. exd5 exd5 10. Nxd5 Nf6 11. Nxf6+ Qxf6 12. c3 Nf5 13. Qa4+ Kd8 14. Nf3 Qe6+ 15. Kf2 c4 16. Re1 Bc5+ 17. d4 cxd3+ 18. Kf1 Qh6 19. Qe4 *", + "Moves": "f5g3 h2g3 h6h1 f3g1 h1g1", + "MovesSAN": "Ng3+ hxg3 Qh1+ Ng1 Qxg1#", + "Themes": "long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "4r1k1/p5pp/2q5/3p4/1P1P4/P3r3/5QPP/5R1K w - - 0 30", + "PGN": "1. d4 d5 2. e3 e6 3. c4 f5 4. Nc3 Nf6 5. Nf3 Be7 6. cxd5 exd5 7. Be2 O-O 8. O-O c6 9. a3 Ne4 10. b4 Nd7 11. Nxe4 fxe4 12. Nd2 b5 13. f3 exf3 14. Nxf3 Nb6 15. Bb2 Nc4 16. Bxc4 bxc4 17. Bc3 Bf5 18. Rc1 Bd3 19. Re1 Bg5 20. Ne5 Qf6 21. Kh1 Rad8 22. Nxd3 cxd3 23. Qxd3 Rfe8 24. Rf1 Qh6 25. Bd2 Bxe3 26. Bxe3 Rxe3 27. Qd2 Rde8 28. Qf2 Qg6 29. Rxc6 Qxc6 *", + "Moves": "f2f7 g8h8 f7f8 e8f8 f1f8", + "MovesSAN": "Qf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "1k2r3/ppp2Q1p/6p1/5p2/8/PP1qr2P/6PK/4R3 w - - 0 29", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. d3 Qa5+ 4. Bd2 Qb6 5. b3 Nf6 6. f4 Nc6 7. Nf3 Bg4 8. Be2 O-O-O 9. Ne5 Nxe5 10. fxe5 Bxe2 11. Qxe2 Nd5 12. c4 Qd4 13. cxd5 Qxa1 14. O-O Rxd5 15. a3 Qxe5 16. Qf3 Qd4+ 17. Be3 Qxd3 18. Nd2 e5 19. Qh3+ Kb8 20. Nc4 Bc5 21. Qg3 Bxe3+ 22. Nxe3 Rdd8 23. h3 g6 24. Re1 f5 25. Qxe5 Rhe8 26. Qf6 Rd6 27. Qf7 Rde6 28. Kh2 Rxe3 *", + "Moves": "f7e8 e3e8 e1e8 d3d8 e8d8", + "MovesSAN": "Qxe8+ Rxe8 Rxe8+ Qd8 Rxd8#", + "Themes": "backRankMate endgame long mate mateIn3 xRayAttack" + }, + { + "FEN": "8/1P6/8/PR6/4kppp/8/r4PKP/8 b - - 0 52", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. Bxc6 bxc6 5. e5 Bg7 6. O-O Qc7 7. Re1 e6 8. d3 Ne7 9. Bg5 Nf5 10. Nbd2 h6 11. Be3 Bxe5 12. Bxc5 Bd6 13. Bxd6 Qxd6 14. Nc4 Qc7 15. Qe2 d6 16. Rad1 O-O 17. b3 e5 18. Ncd2 Bd7 19. Ne4 Kg7 20. c3 Rae8 21. Qb2 c5 22. d4 cxd4 23. cxd4 f6 24. Qa3 Bc6 25. d5 Bb5 26. g4 Nd4 27. Nxd4 exd4 28. Qxd6 Qxd6 29. Nxd6 Rxe1+ 30. Rxe1 Bd3 31. Rd1 Be2 32. Rxd4 Rd8 33. Ne4 Bxg4 34. d6 Bd7 35. Nc5 Kf7 36. Nxd7 Rxd7 37. Ra4 Rxd6 38. Rxa7+ Ke6 39. Kg2 Rd2 40. b4 Rb2 41. a3 h5 42. Ra5 g5 43. b5 h4 44. a4 g4 45. Ra6+ Ke5 46. b6 f5 47. Ra5+ Ke4 48. Rb5 Ra2 49. a5 f4 50. b7 *", + "Moves": "f4f3 g2f1 a2a1 b5b1 a1b1", + "MovesSAN": "f3+ Kf1 Ra1+ Rb1 Rxb1#", + "Themes": "endgame long mate mateIn3 rookEndgame" + }, + { + "FEN": "r4rk1/pp1nR2p/2p5/3p1qpQ/B2P4/2N5/PPP2PPP/R5K1 b - - 0 20", + "PGN": "1. e4 e6 2. Nf3 d5 3. exd5 exd5 4. Bb5+ c6 5. Ba4 Nf6 6. O-O Bd6 7. Re1+ Be6 8. Ng5 Qd7 9. Nxe6 fxe6 10. d4 O-O 11. Nc3 Qf7 12. Qf3 Nbd7 13. Re2 Qg6 14. Rxe6 Bb8 15. Bf4 Bxf4 16. Qxf4 Qh5 17. Qg3 Qf5 18. Re7 Nh5 19. Qh4 g5 20. Qxh5 *", + "Moves": "f5f2 g1h1 f2f1 a1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "2r3k1/1Q3p1p/6p1/3RP3/PP3P2/4n1P1/2r4P/6K1 b - - 0 28", + "PGN": "1. Nf3 c5 2. g3 Nc6 3. d4 d5 4. Bg2 Bf5 5. O-O e6 6. c4 dxc4 7. Qa4 Ne7 8. dxc5 Qd5 9. Be3 Bxb1 10. Raxb1 Nf5 11. Rbd1 Nxe3 12. Rxd5 Nxd5 13. Qxc4 Rc8 14. Qb5 Rc7 15. e4 Nf6 16. Nd4 Be7 17. e5 Nd5 18. Bxd5 exd5 19. Nf5 O-O 20. f4 g6 21. Nxe7+ Nxe7 22. Rd1 Rd8 23. Qa5 Rdc8 24. Qxa7 Rxc5 25. Qxb7 Nf5 26. b4 Rc2 27. a4 Ne3 28. Rxd5 *", + "Moves": "c2g2 g1h1 c8c1 d5d1 c1d1", + "MovesSAN": "Rg2+ Kh1 Rc1+ Rd1 Rxd1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "4R3/pkp2ppp/1pn2q2/2PQ1p2/5B2/3P4/P1P2PPP/R5K1 b - - 0 20", + "PGN": "1. e4 b6 2. Nf3 Bb7 3. d3 e6 4. Nc3 Bb4 5. Be2 Bxc3+ 6. bxc3 d5 7. exd5 Qxd5 8. O-O Ne7 9. c4 Qc6 10. Nh4 Nf5 11. Bf3 Qd6 12. Nxf5 exf5 13. Bxb7 Qf6 14. Re1+ Kd7 15. Bf4 Nc6 16. Bxa8 Rxa8 17. Qf3 Re8 18. Qd5+ Kc8 19. Rxe8+ Kb7 20. c5 *", + "Moves": "f6a1 f4c1 a1c1 e8e1 c1e1", + "MovesSAN": "Qxa1+ Bc1 Qxc1+ Re1 Qxe1#", + "Themes": "endgame hangingPiece kingsideAttack long mate mateIn3" + }, + { + "FEN": "5rk1/pp1rRppp/2p5/8/5Q2/6Pq/PPP4P/5RK1 w - - 3 26", + "PGN": "1. d4 e6 2. Bf4 d5 3. Nf3 Bd6 4. Bg3 Nf6 5. e3 O-O 6. Ne5 c6 7. Bd3 Nbd7 8. Qf3 Qc7 9. Bf4 Nxe5 10. dxe5 Bxe5 11. Qh3 Bxf4 12. exf4 Qxf4 13. g3 Qf3 14. O-O e5 15. Qh4 e4 16. Nd2 Qf5 17. Be2 Qh3 18. Qf4 Bg4 19. Rae1 Bxe2 20. Rxe2 Ng4 21. f3 Nf6 22. fxe4 dxe4 23. Nxe4 Nxe4 24. Rxe4 Rad8 25. Re7 Rd7 *", + "Moves": "f4f7 f8f7 e7e8 f7f8 f1f8", + "MovesSAN": "Qxf7+ Rxf7 Re8+ Rf8 Rfxf8#", + "Themes": "endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "5r2/p1r1bp1k/1p1qp2p/3p4/3P2QP/5R2/PP4P1/5R1K w - - 1 32", + "PGN": "1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Nf3 Nc6 5. Bd3 Bg4 6. O-O Nf6 7. c3 e6 8. Bg5 Be7 9. Nbd2 O-O 10. Qb3 h6 11. Bxf6 Bxf6 12. Rae1 b6 13. Bb1 Qd6 14. h3 Bf5 15. Nh2 Bxb1 16. Rxb1 Rac8 17. f4 Na5 18. Qc2 Bxd4+ 19. Kh1 Be3 20. f5 Bf4 21. f6 Bxh2 22. fxg7 Kxg7 23. Nf3 Bf4 24. Qe2 Nc4 25. Nd4 Bg5 26. Qh5 Ne3 27. Rf3 Nf5 28. Qg4 Nxd4 29. cxd4 Kh7 30. Rbf1 Rc7 31. h4 Be7 *", + "Moves": "f3f7 f8f7 f1f7 h7h8 g4g7", + "MovesSAN": "Rxf7+ Rxf7 Rxf7+ Kh8 Qg7#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "3r3k/4N1pp/4Bb2/p4P2/Pp1pb3/1K4R1/P7/8 w - - 0 47", + "PGN": "1. e4 c5 2. Nf3 e6 3. Nc3 a6 4. d4 cxd4 5. Nxd4 Qc7 6. f3 d6 7. Be3 Nd7 8. Be2 Ngf6 9. Qd2 Be7 10. O-O-O Rb8 11. Kb1 b5 12. b3 Nc5 13. g4 O-O 14. g5 Nfd7 15. f4 b4 16. Na4 Nxa4 17. bxa4 Nc5 18. h4 Nxe4 19. Qd3 Nc3+ 20. Ka1 Nxd1 21. Bxd1 Qc3+ 22. Kb1 Qxd3 23. cxd3 e5 24. Nc6 Rb7 25. Bf3 Bf5 26. Nxe5 Rc7 27. Nc6 Bxd3+ 28. Kb2 a5 29. Bb6 Rd7 30. Re1 Bd8 31. Bg4 Bxb6 32. Bxd7 Bd4+ 33. Kb3 Bc3 34. Ne7+ Kh8 35. Rh1 f5 36. gxf6 Bxf6 37. Nd5 Be4 38. Rd1 Bf3 39. Rd3 Be4 40. Rd1 Bxh4 41. f5 Rd8 42. Be6 Bg3 43. Rg1 Be5 44. Ne7 d5 45. Rg4 Bf6 46. Rg3 d4 *", + "Moves": "e7g6 h7g6 g3h3 f6h4 h3h4", + "MovesSAN": "Ng6+ hxg6 Rh3+ Bh4 Rxh4#", + "Themes": "endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "5r1k/2Q3pp/3p4/1PpBpq2/2P5/8/5PPP/R5K1 b - - 1 35", + "PGN": "1. e4 e5 2. d4 exd4 3. Qxd4 Nc6 4. Qa4 Bc5 5. Nf3 Nf6 6. c3 Qe7 7. Bd3 Ng4 8. O-O d6 9. Bg5 f6 10. Bh4 O-O 11. Nbd2 Nge5 12. Nxe5 Nxe5 13. Be2 c6 14. Qc2 Ng6 15. Bg3 a6 16. a3 b5 17. b4 Bb6 18. a4 a5 19. bxa5 Bxa5 20. axb5 c5 21. Bc4+ Kh8 22. Nb3 Ne5 23. Rxa5 Rxa5 24. Nxa5 Qc7 25. Bxe5 fxe5 26. Nc6 Bd7 27. Bd5 Qb6 28. c4 Bg4 29. Qa4 Qc7 30. Qa7 Qc8 31. Ra1 Qe8 32. Ne7 Qh5 33. Nf5 Bxf5 34. exf5 Qxf5 35. Qc7 *", + "Moves": "f5f2 g1h1 f2f1 a1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "r4r1k/6R1/3q1p1p/7P/2B2P2/ppP3Q1/1P4P1/2K5 w - - 0 32", + "PGN": "1. d4 Nf6 2. Nf3 g6 3. Bg5 Bg7 4. Nc3 d5 5. Qd2 O-O 6. O-O-O b5 7. h4 b4 8. Na4 Nbd7 9. Ne5 Ne4 10. Qf4 Nxe5 11. dxe5 Bd7 12. Nc5 Nxc5 13. h5 Ne6 14. Qe3 Nxg5 15. Qxg5 h6 16. Qg3 g5 17. e3 c5 18. f4 g4 19. Rxd5 Qc7 20. Bd3 Be6 21. e4 c4 22. Be2 Bxd5 23. exd5 b3 24. axb3 cxb3 25. c3 a5 26. Rh4 f5 27. exf6 exf6 28. Rxg4 a4 29. d6 Qxd6 30. Bc4+ Kh8 31. Rxg7 a3 *", + "Moves": "g7h7 h8h7 g3g6 h7h8 g6h6", + "MovesSAN": "Rh7+ Kxh7 Qg6+ Kh8 Qxh6#", + "Themes": "attraction deflection endgame exposedKing long mate mateIn3 sacrifice" + }, + { + "FEN": "5r1k/6pp/5q2/8/3Np3/1Q6/5PPP/3R2K1 b - - 3 38", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bc4 Be7 5. d4 exd4 6. Nxd4 O-O 7. Be3 Bb4 8. Qd3 Bxc3+ 9. Qxc3 Nxe4 10. Qd3 d5 11. Bb3 Nb4 12. Qb5 c5 13. Nf3 d4 14. Bxd4 a6 15. Qa4 b5 16. Qa3 Qe7 17. O-O cxd4 18. c3 dxc3 19. bxc3 Nxc3 20. Rfe1 Qd6 21. Rac1 Ncxa2 22. Bxa2 Be6 23. Bxe6 fxe6 24. Rcd1 Qe7 25. Rd4 a5 26. Red1 Qf6 27. Qb3 Rf7 28. Qa3 Nd5 29. Qb3 b4 30. Qc4 a4 31. Qc6 a3 32. Qxa8+ Rf8 33. Qa4 Nc3 34. Qxb4 Nxd1 35. Rxd1 e5 36. Qxa3 e4 37. Qb3+ Kh8 38. Nd4 *", + "Moves": "f6f2 g1h1 f2f1 d1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "1r3r2/1pp1k3/1q2b3/4R3/8/2Q5/PP3PPP/4R1K1 b - - 0 30", + "PGN": "1. d4 f5 2. c4 Nf6 3. Nf3 e6 4. Bg5 Be7 5. Nc3 O-O 6. Qc2 h6 7. Bh4 d6 8. e4 g5 9. Nxg5 hxg5 10. Bxg5 Nxe4 11. Bxe7 Qxe7 12. Nxe4 fxe4 13. Qxe4 Qf6 14. Qg4+ Kf7 15. Bd3 Ke7 16. O-O Nc6 17. d5 Ne5 18. Qh3 Nxd3 19. Qxd3 e5 20. Rae1 Bf5 21. Qb3 Rab8 22. Re3 Kd7 23. Qb5+ Ke7 24. c5 dxc5 25. Qxc5+ Qd6 26. Qxa7 Qxd5 27. Qa3+ Qd6 28. Qc3 Be6 29. Rfe1 Qb6 30. Rxe5 *", + "Moves": "b6f2 g1h1 f2f1 e1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "3r2k1/1pq3p1/pb1r1pNp/5QnP/1Pp5/P1P5/4RP2/4R1K1 w - - 8 31", + "PGN": "1. e4 e5 2. d4 exd4 3. Qxd4 Nc6 4. Qd1 Bc5 5. Nf3 d6 6. Bc4 h6 7. Bf4 a6 8. a3 Nf6 9. Nc3 Bg4 10. h3 Bh5 11. g4 Bg6 12. h4 Bxe4 13. Nxe4 Nxe4 14. Qd5 O-O 15. O-O Nf6 16. Qf5 Ne7 17. Qd3 Nxg4 18. b4 Bb6 19. Qe4 d5 20. Bxc7 Qxc7 21. Qxg4 dxc4 22. Ra2 Rad8 23. Re1 Rd7 24. c3 Ng6 25. h5 Nh8 26. Rae2 f6 27. Qe6+ Nf7 28. Nh4 Rd6 29. Qf5 Ng5 30. Ng6 Rfd8 *", + "Moves": "e2e8 d8e8 e1e8 g8f7 e8f8", + "MovesSAN": "Re8+ Rxe8 Rxe8+ Kf7 Rf8#", + "Themes": "hookMate kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "1nkr1b1r/2p1pppp/1nP1q3/1B2P3/Q2P2b1/5N2/PP1B2PP/R3K2R w KQ - 1 18", + "PGN": "1. e4 Nf6 2. e5 Nd5 3. c4 Nb6 4. d4 d6 5. f4 dxe5 6. fxe5 Nc6 7. Be3 Bf5 8. Nc3 Qd7 9. Nf3 O-O-O 10. c5 Nd5 11. Bd2 Bg4 12. Bb5 a6 13. Ba4 b5 14. Nxb5 axb5 15. Bxb5 Qe6 16. Qa4 Nb8 17. c6 Nb6 *", + "Moves": "b5a6 b8a6 a4a6 c8b8 a6b7", + "MovesSAN": "Ba6+ Nxa6 Qxa6+ Kb8 Qb7#", + "Themes": "long mate mateIn3 middlegame queensideAttack" + }, + { + "FEN": "r1r4k/pQ4pp/8/7b/2Bqn3/1P5P/P1P2RP1/5R1K w - - 1 23", + "PGN": "1. e4 f5 2. exf5 Nf6 3. d4 e6 4. Bd3 d5 5. fxe6 Bxe6 6. Ne2 Bd6 7. Bf4 O-O 8. O-O Bg4 9. Bxd6 Qxd6 10. Nbc3 Bh5 11. Qd2 Ng4 12. Ng3 Nd7 13. Nxd5 Qxd5 14. b3 Qd6 15. h3 Nxf2 16. Rxf2 Qxg3 17. Raf1 Nf6 18. Bc4+ Kh8 19. Qf4 Qc3 20. Qxc7 Qxd4 21. Kh1 Rfc8 22. Qxb7 Ne4 *", + "Moves": "b7c8 a8c8 f2f8 c8f8 f1f8", + "MovesSAN": "Qxc8+ Rxc8 Rf8+ Rxf8 Rxf8#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "7k/6pp/5p2/1R3b1q/1p3P1P/2P5/6PK/8 w - - 1 34", + "PGN": "1. e4 c5 2. Bc4 d6 3. Qf3 f6 4. Nc3 Nc6 5. Nd5 Ne5 6. Qe2 Nxc4 7. Qxc4 Bd7 8. a4 a6 9. b4 b5 10. axb5 axb5 11. Qc3 Rxa1 12. Qxa1 e6 13. Ne3 Ne7 14. c3 Ng6 15. h3 Be7 16. Nf3 Nf4 17. O-O Nd3 18. Nh2 Nxc1 19. Qxc1 O-O 20. f4 Bc6 21. d3 d5 22. Nc2 dxe4 23. dxe4 Bxe4 24. Qe3 Bxc2 25. Qxe6+ Kh8 26. Re1 Re8 27. Ng4 cxb4 28. h4 Bc5+ 29. Kh2 Rxe6 30. Rxe6 Bf5 31. Rc6 Qd1 32. Rxc5 Qxg4 33. Rxb5 Qh5 *", + "Moves": "b5b8 f5c8 b8c8 h5e8 c8e8", + "MovesSAN": "Rb8+ Bc8 Rxc8+ Qe8 Rxe8#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "rn3r1k/pp1nN1bp/3PQ1p1/2q5/8/1B6/PP3PPP/R1BR2K1 b - - 2 17", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. c3 dxc3 5. Nxc3 Nf6 6. Bc4 g6 7. O-O Bg7 8. Qe2 O-O 9. Rd1 Bg4 10. e5 Bxf3 11. Qxf3 Qc7 12. Bb3 Nfd7 13. Nd5 Qc5 14. Nxe7+ Kh8 15. exd6 Re8 16. Qxf7 Rf8 17. Qe6 *", + "Moves": "c5f2 g1h1 f2f1 d1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate long mate mateIn3 opening sacrifice" + }, + { + "FEN": "8/5p2/2R5/r4pkp/8/6P1/6KP/8 w - - 2 41", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 d5 5. a3 Bxc3+ 6. bxc3 c5 7. cxd5 exd5 8. e3 Nc6 9. Bd3 c4 10. Bc2 O-O 11. Ne2 Re8 12. O-O a5 13. Ng3 b5 14. e4 dxe4 15. fxe4 a4 16. Bg5 h6 17. Bxf6 gxf6 18. Qh5 Kg7 19. Nf5+ Bxf5 20. Rxf5 Nxd4 21. Rd5 Re5 22. Rxd8 Rxh5 23. Rxa8 Nxc2 24. Ra2 Ne1 25. Rd8 Re5 26. Rd5 Rxe4 27. Rxb5 Nd3 28. Rb1 Nc5 29. Rb4 Nd3 30. Ra1 Nxb4 31. axb4 Re3 32. Rxa4 Rxc3 33. b5 Rb3 34. Rxc4 Rxb5 35. Rc2 Rf5 36. Rc3 h5 37. g3 Kg6 38. Kg2 Ra5 39. Rc4 f5 40. Rc6+ Kg5 *", + "Moves": "h2h4 g5g4 c6c4 f5f4 c4f4", + "MovesSAN": "h4+ Kg4 Rc4+ f4 Rxf4#", + "Themes": "endgame long mate mateIn3 rookEndgame" + }, + { + "FEN": "6k1/5ppp/p3p3/1b1pQP2/3P4/6P1/1qr1PKBP/8 w - - 2 26", + "PGN": "1. Nf3 e6 2. c4 c6 3. Nc3 d5 4. cxd5 cxd5 5. d4 Bb4 6. Ne5 Nc6 7. Nxc6 bxc6 8. Qa4 Bxc3+ 9. bxc3 Ne7 10. Ba3 O-O 11. Bxe7 Qxe7 12. Qxc6 Bb7 13. Qb5 Rac8 14. Rc1 a6 15. Qd3 Bc6 16. Qh3 Qa3 17. Qe3 Bb5 18. g3 Qxa2 19. Bg2 Qb2 20. O-O Rc4 21. f4 Rfc8 22. f5 Rxc3 23. Qe5 Rxc1 24. Rxc1 Rxc1+ 25. Kf2 Rc2 *", + "Moves": "e5b8 c2c8 b8c8 b5e8 c8e8", + "MovesSAN": "Qb8+ Rc8 Qxc8+ Be8 Qxe8#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "r4k2/pp3ppp/2p5/8/8/P3Q2P/1qP3P1/4R1K1 w - - 0 24", + "PGN": "1. e4 e6 2. Nf3 d5 3. exd5 exd5 4. d4 Nf6 5. Nc3 Bb4 6. Bd2 O-O 7. a3 Bxc3 8. Bxc3 Re8+ 9. Be2 Bg4 10. O-O Bxf3 11. Bxf3 c6 12. Qd2 Ne4 13. Qd3 Nxc3 14. Qxc3 Nd7 15. Rfe1 Nf6 16. Rxe8+ Qxe8 17. Re1 Qd7 18. h3 Ne4 19. Bxe4 dxe4 20. Qe3 Kf8 21. f3 exf3 22. Qxf3 Qxd4+ 23. Qe3 Qxb2 *", + "Moves": "e3e7 f8g8 e7e8 a8e8 e1e8", + "MovesSAN": "Qe7+ Kg8 Qe8+ Rxe8 Rxe8#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "6k1/3R1pp1/7p/p2p1P1P/P2qpKQ1/2r5/6P1/8 w - - 0 40", + "PGN": "1. e3 c6 2. Be2 d5 3. Nf3 Bf5 4. Nd4 Bg6 5. O-O e6 6. b3 a6 7. Bb2 Nd7 8. c4 e5 9. Nf3 Bd6 10. cxd5 cxd5 11. Nc3 Ne7 12. a4 Rc8 13. Ba3 Bxa3 14. Rxa3 O-O 15. Nh4 Nf6 16. Nxg6 Nxg6 17. Bd3 e4 18. Be2 Qd6 19. Ra2 Ne5 20. f3 Nc6 21. f4 Nb4 22. Ra1 a5 23. Nb5 Qb6 24. Rc1 Nd7 25. Rxc8 Rxc8 26. Bg4 Rd8 27. Bxd7 Rxd7 28. Qg4 Rd8 29. h4 Nc2 30. h5 h6 31. f5 Qf6 32. Rc1 Na1 33. Rc7 Nxb3 34. Rxb7 Nxd2 35. Nd4 Nc4 36. Kf2 Rc8 37. Rd7 Nxe3 38. Kxe3 Rc3+ 39. Kf4 Qxd4 *", + "Moves": "d7d8 g8h7 g4g6 f7g6 f5g6", + "MovesSAN": "Rd8+ Kh7 Qg6+ fxg6 fxg6#", + "Themes": "endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "8/7R/3P4/7R/5k2/3r4/3r4/5K2 b - - 4 60", + "PGN": "1. d4 e6 2. c4 Nf6 3. Nf3 d5 4. Nc3 Be7 5. Bf4 c6 6. e3 Nh5 7. Be5 f6 8. Bg3 Nxg3 9. hxg3 Nd7 10. Bd3 f5 11. cxd5 cxd5 12. Rc1 Nf6 13. Nb5 Bb4+ 14. Ke2 Ba5 15. Ne5 a6 16. b4 Bb6 17. Qa4 O-O 18. Rc2 Bd7 19. Nxd7 Qxd7 20. Nc3 Qxa4 21. Nxa4 Ba7 22. Rc7 b5 23. Nc5 Bxc5 24. Rxc5 Ne4 25. Bxe4 fxe4 26. Rc6 Rfe8 27. Rhc1 Kf7 28. Rc7+ Kf6 29. R1c6 h6 30. Rb7 Re7 31. Rbb6 a5 32. Rxb5 axb4 33. Rxb4 Rxa2+ 34. Ke1 Ra5 35. Rbb6 Kf7 36. f3 exf3 37. gxf3 Ra2 38. e4 dxe4 39. fxe4 Rg2 40. Rc3 Ra7 41. Rf3+ Ke7 42. Kf1 Rh2 43. Kg1 Rd2 44. Rb4 Ra1+ 45. Rf1 Raa2 46. Rc1 Rg2+ 47. Kh1 Rxg3 48. Rb7+ Kf6 49. d5 exd5 50. exd5 Rd3 51. Rb6+ Kg5 52. d6 Rad2 53. Rc5+ Kh4 54. Rc7 g5 55. Rh7 h5 56. Rb5 Kg3 57. Rxg5+ Kf4 58. Rgxh5 Rd1+ 59. Kg2 R1d2+ 60. Kf1 *", + "Moves": "d2d1 f1g2 d3d2 g2h3 d1h1", + "MovesSAN": "Rd1+ Kg2 R3d2+ Kh3 Rh1#", + "Themes": "endgame exposedKing long mate mateIn3 rookEndgame" + }, + { + "FEN": "4rr1k/4q2p/pp1R1np1/8/PP1Q4/1B6/5PPP/3R1K2 b - - 10 27", + "PGN": "1. e4 c5 2. Nf3 e6 3. c3 d6 4. d4 cxd4 5. cxd4 Nf6 6. Bd3 Be7 7. O-O O-O 8. Nc3 a6 9. a4 Nbd7 10. Bg5 b6 11. Re1 Bb7 12. e5 dxe5 13. dxe5 Nd5 14. Bxe7 Qxe7 15. Nxd5 Bxd5 16. Bc2 Nc5 17. b4 Nd7 18. Qd3 f5 19. exf6 Nxf6 20. Ng5 g6 21. Nxe6 Bxe6 22. Rxe6 Qd8 23. Rd6 Qe7 24. Bb3+ Kh8 25. Kf1 Rad8 26. Rd1 Rde8 27. Qd4 *", + "Moves": "e7e2 f1g1 e2e1 d1e1 e8e1", + "MovesSAN": "Qe2+ Kg1 Qe1+ Rxe1 Rxe1#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "7k/r5pp/ppb3n1/8/8/8/P6P/3R2K1 w - - 0 31", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bxb4 5. c3 Bc5 6. d4 exd4 7. O-O dxc3 8. Bxf7+ Kxf7 9. Qd5+ Ke8 10. Qxc5 Nge7 11. Qxc3 Rg8 12. Na3 b6 13. Nb5 Bb7 14. Bf4 d6 15. Rad1 a6 16. Nbd4 Nxd4 17. Qxd4 Rf8 18. Qe3 Ng6 19. e5 Rxf4 20. exd6+ Kf8 21. dxc7 Qxc7 22. Qa3+ Kg8 23. Ng5 Rg4 24. Qb3+ Kh8 25. Nf7+ Qxf7 26. Qxf7 Rxg2+ 27. Kh1 Rxf2+ 28. Kg1 Rxf7 29. Rxf7 Bc6 30. Ra7 Rxa7 *", + "Moves": "d1d8 c6e8 d8e8 g6f8 e8f8", + "MovesSAN": "Rd8+ Be8 Rxe8+ Nf8 Rxf8#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "2r3k1/1Q2nppp/p3r1q1/1p2p3/1P6/P1b5/1B1R1PPP/4R1K1 w - - 0 24", + "PGN": "1. d4 e5 2. d5 Nf6 3. c4 Bc5 4. Nc3 O-O 5. a3 a6 6. b4 Ba7 7. c5 d6 8. cxd6 Qxd6 9. e3 b5 10. Be2 Bb7 11. e4 Bd4 12. Bb2 c6 13. Bf3 cxd5 14. exd5 Nxd5 15. Nge2 Nxc3 16. Nxc3 Bxf3 17. Qxf3 Nc6 18. O-O Rac8 19. Rad1 Qg6 20. Rd2 Rfe8 21. Re1 Re6 22. Qd5 Ne7 23. Qb7 Bxc3 *", + "Moves": "b7c8 e7c8 d2d8 e6e8 d8e8", + "MovesSAN": "Qxc8+ Nxc8 Rd8+ Re8 Rxe8#", + "Themes": "backRankMate fork long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "3r3k/p1q4P/1p2p2Q/2p1n3/5P2/2PB4/P1P5/2K5 w - - 0 30", + "PGN": "1. d4 d5 2. e4 c6 3. Nc3 Nf6 4. e5 Nfd7 5. Nf3 e6 6. Bg5 Be7 7. Bxe7 Qxe7 8. Qd2 O-O 9. O-O-O f6 10. g4 fxe5 11. Nxe5 Nxe5 12. dxe5 Qc7 13. f4 Nd7 14. h4 b6 15. Bd3 c5 16. Qe3 d4 17. Qg3 dxc3 18. bxc3 Bb7 19. Rh2 Rad8 20. g5 g6 21. h5 gxh5 22. Rxh5 Rf7 23. g6 Rg7 24. gxh7+ Kh8 25. Qh2 Bf3 26. Rg1 Bxh5 27. Rxg7 Kxg7 28. Qxh5 Kh8 29. Qh6 Nxe5 *", + "Moves": "h6f6 c7g7 f6d8 g7f8 d8f8", + "MovesSAN": "Qf6+ Qg7 Qxd8+ Qf8 Qxf8#", + "Themes": "deflection endgame exposedKing long mate mateIn3" + }, + { + "FEN": "7Q/4qk2/4p3/p2p1p2/r2P3P/5b2/nPPR1P2/1K4R1 b - - 0 29", + "PGN": "1. e4 c6 2. Bc4 d5 3. exd5 cxd5 4. Bb3 Nc6 5. Nf3 Bf5 6. d4 Nf6 7. Nc3 e6 8. Bg5 Be7 9. Qd2 O-O 10. h3 Ne4 11. Nxe4 Bxe4 12. Bxe7 Qxe7 13. O-O-O a5 14. a4 Rfb8 15. Ng5 Bg6 16. h4 h6 17. Nf3 b5 18. g4 bxa4 19. Bxa4 Nb4 20. g5 Be4 21. Qe3 Rc8 22. Rd2 Rc4 23. gxh6 Na2+ 24. Kb1 Rxa4 25. hxg7 Bxf3 26. Qh6 f5 27. Qh8+ Kf7 28. Rg1 Rxh8 29. gxh8=Q *", + "Moves": "a2c3 b2c3 e7b7 b1c1 a4a1", + "MovesSAN": "Nc3+ bxc3 Qb7+ Kc1 Ra1#", + "Themes": "long mate mateIn3 middlegame queensideAttack sacrifice" + }, + { + "FEN": "8/8/3b2pp/3B1b2/5P1k/7P/3B2K1/8 w - - 4 40", + "PGN": "1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Nf6 6. Be3 Bg7 7. Qd2 O-O 8. f3 d5 9. exd5 Nxd5 10. Nxc6 bxc6 11. Nxd5 cxd5 12. c3 e5 13. Be2 d4 14. cxd4 exd4 15. Bf2 d3 16. Qxd3 Bxb2 17. Qxd8 Rxd8 18. Rd1 Bc3+ 19. Kf1 Be6 20. g4 Bxa2 21. Rxd8+ Rxd8 22. Bxa7 Bd5 23. Kf2 Ra8 24. Be3 Ra2 25. Rc1 Be5 26. f4 Bd6 27. Rd1 Bc4 28. Rd2 Rxd2 29. Bxd2 Be6 30. h3 f5 31. gxf5 Bxf5 32. Bg4 Be4 33. Bf3 Bc2 34. Bd5+ Kg7 35. Bc3+ Kh6 36. Bd2 Kh5 37. Bg8 h6 38. Bd5 Kh4 39. Kg2 Bf5 *", + "Moves": "d2e1 h4h5 d5f3 f5g4 h3g4", + "MovesSAN": "Be1+ Kh5 Bf3+ Bg4 hxg4#", + "Themes": "bishopEndgame endgame long mate mateIn3" + }, + { + "FEN": "2r2rk1/pR4p1/1p4Qp/4N3/3P4/P1P5/1P1q2PP/R5K1 b - - 2 26", + "PGN": "1. d4 e6 2. Nf3 d5 3. Bg5 c5 4. dxc5 Nf6 5. e3 Bxc5 6. Nbd2 O-O 7. Bd3 Be7 8. c3 Nc6 9. Qc2 b6 10. a3 h6 11. Bh4 Bb7 12. O-O Rc8 13. Nd4 Nxd4 14. exd4 Re8 15. Nf3 Ne4 16. Bxe7 Qxe7 17. Ne5 Qh4 18. f3 Nf6 19. f4 Ne4 20. f5 exf5 21. Rxf5 Qe7 22. Rxf7 Qg5 23. Rxb7 Rf8 24. Bxe4 dxe4 25. Qxe4 Qd2 26. Qg6 *", + "Moves": "d2f2 g1h1 f2f1 a1f1 f8f1", + "MovesSAN": "Qf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "3rr1k1/ppp1qp1p/6pP/5B2/8/1PQ5/PRPN1PP1/3K3R b - - 0 22", + "PGN": "1. e4 g6 2. d4 Bg7 3. e5 e6 4. Nf3 Ne7 5. h4 O-O 6. h5 Nbc6 7. h6 Bh8 8. Nbd2 d6 9. b3 dxe5 10. dxe5 Nxe5 11. Rb1 N5c6 12. Bb2 Bxb2 13. Rxb2 e5 14. Qe2 Bg4 15. Kd1 e4 16. Qxe4 Bxf3+ 17. Qxf3 Ne5 18. Qf6 Nf5 19. Qxe5 Re8 20. Qc3 Qe7 21. Bd3 Rad8 22. Bxf5 *", + "Moves": "e7e2 d1c1 e2e1 h1e1 e8e1", + "MovesSAN": "Qe2+ Kc1 Qe1+ Rxe1 Rxe1#", + "Themes": "long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "rn3rk1/ppp1bNpp/8/2q2n2/2Q2B2/2N5/PPp2PPP/2R2RK1 w - - 1 15", + "PGN": "1. e4 e5 2. d4 exd4 3. c3 dxc3 4. Bc4 d6 5. Nf3 Be7 6. e5 dxe5 7. Qb3 Be6 8. Nxe5 c2 9. Nc3 Qd6 10. Bf4 Bxc4 11. Qxc4 Nh6 12. O-O O-O 13. Rac1 Nf5 14. Nxf7 Qc5 *", + "Moves": "f7h6 g8h8 c4g8 f8g8 h6f7", + "MovesSAN": "Nh6+ Kh8 Qg8+ Rxg8 Nf7#", + "Themes": "doubleCheck kingsideAttack long mate mateIn3 middlegame sacrifice smotheredMate" + }, + { + "FEN": "2r5/4pQPp/1B1k1Nn1/4p3/3p2P1/1P6/K1P2R2/7q b - - 0 42", + "PGN": "1. e4 c5 2. Nc3 Nc6 3. Nge2 g6 4. d4 cxd4 5. Nxd4 Bg7 6. Be3 d6 7. f3 Nf6 8. Qd2 O-O 9. g4 Be6 10. Nxe6 fxe6 11. O-O-O Qc8 12. h4 Ne5 13. Be2 Nfd7 14. f4 Nc4 15. Bxc4 Qxc4 16. e5 d5 17. h5 g5 18. h6 Bh8 19. Rh5 gxf4 20. Rg5+ Kf7 21. Bxf4 Ke8 22. Ne2 Rc8 23. Kb1 Nc5 24. b3 Qa6 25. Ng3 Qb6 26. Be3 Qc7 27. Bd4 Nd7 28. Rg7 Bxg7 29. hxg7 Rg8 30. Nh5 Nxe5 31. Rf1 Ng6 32. Qe2 e5 33. Bxa7 b6 34. Qb5+ Qc6 35. Qe2 Ra8 36. Qf2 Kd7 37. Bxb6 d4 38. Qf7 Kd6 39. Nf6 Rgc8 40. Rf2 Qh1+ 41. Kb2 Rxa2+ 42. Kxa2 *", + "Moves": "c8a8 b6a5 a8a5 a2b2 h1a1", + "MovesSAN": "Ra8+ Ba5 Rxa5+ Kb2 Qa1#", + "Themes": "long master masterVsMaster mate mateIn3 middlegame" + }, + { + "FEN": "rn1qk2r/p1pp4/1p2pb1p/4Npp1/2PP4/2N1P1P1/PP3PbP/R2QK2R w KQkq - 0 11", + "PGN": "1. d4 f5 2. g3 e6 3. Nf3 Nf6 4. Bg5 Be7 5. c4 b6 6. Bg2 Bb7 7. Nc3 h6 8. Bxf6 Bxf6 9. e3 g5 10. Ne5 Bxg2 *", + "Moves": "d1h5 e8e7 h5f7 e7d6 c3b5", + "MovesSAN": "Qh5+ Ke7 Qf7+ Kd6 Nb5#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "R4rk1/6b1/5nq1/ppp3B1/2P4Q/1P6/P3RPPP/6K1 b - - 0 30", + "PGN": "1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nd7 5. Nf3 Ngf6 6. Bd3 Nxe4 7. Bxe4 Nf6 8. Bd3 g6 9. O-O Bg7 10. Re1 O-O 11. c4 b6 12. Ne5 Bb7 13. Be3 Rc8 14. Qf3 Ba8 15. Qh3 c5 16. d5 b5 17. b3 a5 18. Rad1 Qc7 19. Bf4 Qb6 20. Re2 Nh5 21. Nxg6 hxg6 22. Bg5 e6 23. dxe6 Qc6 24. exf7+ Rxf7 25. Bxg6 Qxg6 26. Qxc8+ Kh7 27. Qg4 Nf6 28. Qh4+ Kg8 29. Rd8+ Rf8 30. Rxa8 *", + "Moves": "g6b1 g5c1 b1c1 e2e1 c1e1", + "MovesSAN": "Qb1+ Bc1 Qxc1+ Re1 Qxe1#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "2rr1k2/pp4nQ/3qp1P1/6R1/4p3/1P6/2P2P2/4K1R1 w - - 0 30", + "PGN": "1. b3 d5 2. Bb2 Nc6 3. e3 Nf6 4. Nf3 Bf5 5. Nc3 e6 6. d4 Bb4 7. Bd3 Bxd3 8. Qxd3 O-O 9. O-O-O Ne7 10. h4 h5 11. Ne5 c5 12. dxc5 Bxc5 13. Rdg1 Qa5 14. g4 Bb4 15. gxh5 Nxh5 16. Rg5 g6 17. Rhg1 Ng7 18. Nxg6 fxg6 19. h5 Bxc3 20. Bxc3 Qxa2 21. Kd2 Nef5 22. hxg6 Rac8 23. e4 dxe4 24. Qh3 Rfd8+ 25. Ke2 Qa6+ 26. Ke1 Qc6 27. Bb4 Nd6 28. Qh7+ Kf8 29. Bxd6+ Qxd6 *", + "Moves": "h7h8 f8e7 h8g7 e7e8 g7f7", + "MovesSAN": "Qh8+ Ke7 Qxg7+ Ke8 Qf7#", + "Themes": "deflection exposedKing long mate mateIn3 middlegame" + }, + { + "FEN": "1r4k1/b4ppp/b4n2/8/4P3/5P1P/P1K3P1/1R1R4 w - - 0 23", + "PGN": "1. d4 Nf6 2. c4 d5 3. cxd5 Nxd5 4. e4 Nf6 5. Nc3 c5 6. dxc5 Qxd1+ 7. Kxd1 e5 8. b4 Nc6 9. h3 Nxb4 10. Nf3 Nc6 11. Be3 Be7 12. Bb5 O-O 13. Bxc6 bxc6 14. Nxe5 Bb7 15. Rb1 Rab8 16. Kc2 Rfe8 17. Rhd1 Bxc5 18. Nxc6 Bxe3 19. Nxb8 Bb6 20. f3 Rxb8 21. Nb5 Ba6 22. Nxa7 Bxa7 *", + "Moves": "b1b8 a7b8 d1d8 f6e8 d8e8", + "MovesSAN": "Rxb8+ Bxb8 Rd8+ Ne8 Rxe8#", + "Themes": "backRankMate endgame fork long mate mateIn3" + }, + { + "FEN": "2rqr1k1/pp2npp1/3b2p1/3p1nN1/3P3Q/P6P/2P2PP1/R1B1R1K1 w - - 2 20", + "PGN": "1. e4 c5 2. a3 e6 3. b4 d5 4. exd5 exd5 5. bxc5 Bxc5 6. d4 Bd6 7. Nf3 Nc6 8. Be2 Bg4 9. O-O Nge7 10. h3 Bh5 11. Re1 O-O 12. Nbd2 Rc8 13. Nf1 Na5 14. Ne3 Re8 15. Bd3 Bg6 16. Bxg6 hxg6 17. Ng5 Nc4 18. Qg4 Nxe3 19. Qh4 N3f5 *", + "Moves": "h4h7 g8f8 h7h8 e7g8 g5h7", + "MovesSAN": "Qh7+ Kf8 Qh8+ Ng8 Nh7#", + "Themes": "kingsideAttack long mate mateIn3 opening" + }, + { + "FEN": "5rk1/r4pp1/2p4p/2P5/8/4P2P/BPQn2P1/K1R5 b - - 0 29", + "PGN": "1. c4 c6 2. d4 d5 3. e3 Nf6 4. Nc3 Bf5 5. Qb3 Bc8 6. Nf3 e6 7. cxd5 exd5 8. Bd3 Bd6 9. Bd2 O-O 10. O-O-O a5 11. Na4 b5 12. Nc5 Bxc5 13. dxc5 Na6 14. Qc2 Nb4 15. Bxb4 axb4 16. Qb3 Qa5 17. Kb1 h6 18. Ne5 Ra6 19. h3 Be6 20. Rc1 d4 21. Nc4 bxc4 22. Rxc4 dxe3 23. fxe3 Bxc4 24. Bxc4 Ra7 25. Rc1 Ne4 26. Qc2 b3 27. Bxb3 Nd2+ 28. Ka1 Qxa2+ 29. Bxa2 *", + "Moves": "a7a2 a1a2 f8a8 c2a4 a8a4", + "MovesSAN": "Rxa2+ Kxa2 Ra8+ Qa4 Rxa4#", + "Themes": "anastasiaMate attraction endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "2r3k1/pQ4p1/4p1p1/3p4/3P2P1/3P4/PP3q2/1K5R b - - 0 27", + "PGN": "1. e4 d5 2. exd5 Nf6 3. d6 Qxd6 4. d4 Nc6 5. Be3 Bf5 6. Nc3 Nb4 7. Bd3 Nxd3+ 8. cxd3 Bg4 9. f3 Bh5 10. Qa4+ c6 11. Qb3 Rb8 12. O-O-O Bg6 13. Nge2 e6 14. Nf4 Qd7 15. Nxg6 hxg6 16. g4 Bd6 17. h4 Nd5 18. Nxd5 cxd5 19. Kb1 O-O 20. h5 Rbc8 21. hxg6 fxg6 22. f4 Bxf4 23. Bxf4 Rxf4 24. Rdg1 Rf2 25. Rf1 Qf7 26. Rxf2 Qxf2 27. Qxb7 *", + "Moves": "f2c2 b1a1 c2c1 h1c1 c8c1", + "MovesSAN": "Qc2+ Ka1 Qc1+ Rxc1 Rxc1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "3k4/8/7q/2Kpr3/2P3Q1/P7/4N3/6N1 b - - 0 46", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 4. h3 Bd7 5. O-O Nf6 6. Re1 a6 7. Ba4 Nd4 8. Bxd7+ Qxd7 9. b3 O-O-O 10. Bb2 Nc6 11. c4 h5 12. Nc3 Nb4 13. Re2 g6 14. a3 Nd3 15. Rb1 Nf4 16. Re3 Bh6 17. Re1 Nxh3+ 18. gxh3 Qxh3 19. d3 Qg4+ 20. Kf1 h4 21. Bc1 Bxc1 22. Rxc1 h3 23. Ke2 h2 24. Kd2 Qg2 25. Ke3 Ng4+ 26. Kd2 Nxf2 27. Qe2 h1=Q 28. Rxh1 Rxh1 29. Rxh1 Qxh1 30. Qxf2 Rh8 31. Ne2 Qh6+ 32. Kc3 f5 33. exf5 gxf5 34. Qa7 e4 35. dxe4 fxe4 36. Nfg1 b6 37. Qxa6+ Kd8 38. Qa8+ Kd7 39. Qxe4 Re8 40. Qg4+ Kd8 41. b4 Re3+ 42. Kd4 c5+ 43. bxc5 bxc5+ 44. Kd5 Re5+ 45. Kc6 d5+ 46. Kxc5 *", + "Moves": "d5d4 c5b4 h6b6 b4a4 e5a5", + "MovesSAN": "d4+ Kb4 Qb6+ Ka4 Ra5#", + "Themes": "discoveredAttack endgame long mate mateIn3" + }, + { + "FEN": "1k3r2/1pp5/3p4/p4B2/3pP3/3P4/PPP1r1R1/6RK b - - 3 32", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. Nc3 h6 5. d3 Nf6 6. O-O d6 7. Nd5 Bg4 8. h3 Bh5 9. Nxf6+ Qxf6 10. g4 Bxg4 11. hxg4 Nd4 12. Nxd4 Bxd4 13. Kg2 O-O-O 14. Qf3 Qg6 15. Bxf7 Qh7 16. Qf5+ Kb8 17. Bg6 Qg8 18. Qf7 Qxf7 19. Bxf7 g5 20. Bg6 Rdg8 21. Bf5 h5 22. gxh5 Rxh5 23. Be3 g4 24. Bxd4 exd4 25. Rh1 Rhg5 26. Rh4 g3 27. fxg3 Rxg3+ 28. Kh1 Re3 29. Rg1 Rf8 30. Rhg4 a5 31. R4g3 Re2 32. R3g2 *", + "Moves": "f8h8 f5h3 h8h3 g2h2 e2h2", + "MovesSAN": "Rh8+ Bh3 Rxh3+ Rh2 Rexh2#", + "Themes": "endgame exposedKing long mate mateIn3" + }, + { + "FEN": "7r/4p1k1/p3bp2/Pp4p1/3B4/2P3P1/1P3P1r/R2Q1RK1 b - - 1 28", + "PGN": "1. e4 g6 2. Nf3 Bg7 3. Be2 b6 4. O-O Bb7 5. d3 a6 6. Nbd2 c5 7. a4 d5 8. exd5 Bxd5 9. Nb3 Nc6 10. Nbd2 Nf6 11. Nc4 O-O 12. Nce5 Nxe5 13. Nxe5 Qd6 14. Nf3 Ng4 15. g3 h5 16. Nh4 g5 17. Nf5 Qe5 18. Nxg7 Kxg7 19. Bxg4 hxg4 20. Qxg4 Be6 21. Qd1 Rh8 22. a5 b5 23. c3 Rh7 24. Be3 Rah8 25. d4 cxd4 26. Bxd4 Rxh2 27. Bxe5+ f6 28. Bd4 *", + "Moves": "h2h1 g1g2 e6d5 f2f3 h8h2", + "MovesSAN": "Rh1+ Kg2 Bd5+ f3 R8h2#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "1B6/p2b1r2/2k3p1/5q1p/2PQ4/4P3/P4PPP/6K1 w - - 1 33", + "PGN": "1. d4 e5 2. dxe5 Bc5 3. e3 d5 4. Nf3 Bg4 5. c4 Nc6 6. cxd5 Nxe5 7. Qa4+ Bd7 8. Qe4 Bb4+ 9. Nc3 Bxc3+ 10. bxc3 f6 11. Nxe5 fxe5 12. Qxe5+ Qe7 13. Qh5+ g6 14. Qf3 Nf6 15. Bc4 Rf8 16. O-O O-O-O 17. Rb1 h5 18. d6 Qe4 19. Qe2 Qxb1 20. dxc7 Rde8 21. Ba3 Qf5 22. Bd3 Qg5 23. Rb1 Ne4 24. Bxe4 Bh3 25. Bxb7+ Kxc7 26. Qc4+ Kd8 27. Qd4+ Bd7 28. Bc6 Rf7 29. Rb8+ Kc7 30. Bd6+ Kxc6 31. c4 Rxb8 32. Bxb8 Qf5 *", + "Moves": "d4d6 c6b7 d6c7 b7a6 c7a7", + "MovesSAN": "Qd6+ Kb7 Qc7+ Ka6 Qxa7#", + "Themes": "endgame exposedKing long mate mateIn3" + }, + { + "FEN": "r3k2r/p1R2pp1/1p2p3/3bQ3/1P1p2qp/3P2P1/P4P1P/4R1K1 w kq - 2 26", + "PGN": "1. e4 c6 2. d3 d5 3. exd5 cxd5 4. Nc3 Nf6 5. Bg5 e6 6. Qf3 Be7 7. Bxf6 Bxf6 8. Nd1 Nc6 9. Rb1 b6 10. Be2 Bb7 11. Nh3 Na5 12. Qg3 Nc6 13. O-O Nd4 14. Bf3 Nxc2 15. Ne3 Nd4 16. b4 Nxf3+ 17. Qxf3 Qe7 18. Qe2 Bg5 19. Rfe1 Qf6 20. Nxg5 Qxg5 21. Rbc1 d4 22. Ng4 h5 23. Qe5 Qxg4 24. g3 h4 25. Rc7 Bd5 *", + "Moves": "e5d6 g4g5 d6d7 e8f8 d7f7", + "MovesSAN": "Qd6 Qg5 Qd7+ Kf8 Qxf7#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "3r2k1/p4ppp/8/5Q2/8/8/P3q1PP/5R1K w - - 2 29", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nxc6 bxc6 6. Bc4 Nf6 7. O-O d5 8. exd5 cxd5 9. Bb5+ Bd7 10. Nc3 d4 11. Bxd7+ Qxd7 12. Ne2 Bc5 13. Re1 O-O 14. Bg5 Ne4 15. Bd2 d3 16. Be3 Bxe3 17. fxe3 Qb5 18. Nc3 Nxc3 19. bxc3 Rad8 20. cxd3 Rxd3 21. Qe2 Rfd8 22. Rad1 e4 23. Rxd3 Rxd3 24. Qg4 Qc6 25. Rf1 Qxc3 26. Qxe4 Rd8 27. Qf5 Qxe3+ 28. Kh1 Qe2 *", + "Moves": "f5f7 g8h8 f7f8 d8f8 f1f8", + "MovesSAN": "Qxf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "5R2/5ppk/pp3r1p/4P3/1P1R4/8/r2B2PP/6K1 b - - 0 41", + "PGN": "1. d4 d5 2. Bf4 Nc6 3. e3 a6 4. Nf3 Bf5 5. c4 e6 6. a3 Nf6 7. Nc3 h6 8. Qb3 Rb8 9. cxd5 Nxd5 10. Nxd5 exd5 11. Be2 Be7 12. O-O O-O 13. Rac1 Na5 14. Qc3 c6 15. b4 Nc4 16. Bxc4 dxc4 17. Qxc4 Be6 18. Qc3 Bd5 19. Nd2 Bf6 20. e4 Be6 21. Be3 Be7 22. Nb3 Bf6 23. Nc5 Bg4 24. f3 Bh5 25. Qd2 Be7 26. Rfd1 Bg6 27. d5 cxd5 28. Qxd5 Qxd5 29. Rxd5 Bxc5 30. Bxc5 Rfc8 31. Rcd1 b6 32. Bd6 Rb7 33. Bf4 Rc3 34. Rd8+ Kh7 35. Ra8 Rxa3 36. Rdd8 Bxe4 37. fxe4 Ra2 38. Bd2 Re7 39. Rd4 Re6 40. Rf8 Rf6 41. e5 *", + "Moves": "a2a1 d2c1 a1c1 d4d1 c1d1", + "MovesSAN": "Ra1+ Bc1 Rxc1+ Rd1 Rxd1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "8/7R/p4qp1/4r1k1/P1B5/1P2r1b1/R2Q1PP1/5K2 b - - 6 30", + "PGN": "1. Nf3 c5 2. e3 Nf6 3. d4 e6 4. Be2 d5 5. O-O Nc6 6. b3 Bd6 7. Bb2 cxd4 8. Nxd4 O-O 9. c4 Nxd4 10. Qxd4 e5 11. Qd1 e4 12. Nd2 Be6 13. cxd5 Bxd5 14. Nc4 Bxc4 15. Bxc4 Qe7 16. Qe2 Rad8 17. Rfd1 a6 18. a4 h5 19. Bxf6 Qxf6 20. Qxh5 g6 21. Qg4 Kg7 22. Qxe4 Rde8 23. Qxb7 Bxh2+ 24. Kf1 Rxe3 25. Ra2 Bg3 26. Rd7 Rfe8 27. Rxf7+ Kh6 28. Rh7+ Kg5 29. Qd5+ R8e5 30. Qd2 *", + "Moves": "f6f2 d2f2 e3e1 f2e1 e5e1", + "MovesSAN": "Qxf2+ Qxf2 Re1+ Qxe1 Rxe1#", + "Themes": "long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "2rr1bk1/p4ppp/4p3/8/nP4Q1/B4N2/P4PPP/2R3K1 b - - 0 22", + "PGN": "1. d4 Nf6 2. Nf3 c5 3. e3 d5 4. b3 Nc6 5. Bb2 Bg4 6. Be2 e6 7. Nbd2 Bd6 8. O-O O-O 9. Ne5 Bxe2 10. Qxe2 Nd7 11. Nxc6 bxc6 12. Nf3 cxd4 13. exd4 c5 14. dxc5 Nxc5 15. Rfd1 Qc7 16. c4 dxc4 17. Qxc4 Rfd8 18. Rac1 Rac8 19. Qg4 Bf8 20. b4 Na4 21. Ba3 Qxc1 22. Rxc1 *", + "Moves": "c8c1 a3c1 d8d1 f3e1 d1e1", + "MovesSAN": "Rxc1+ Bxc1 Rd1+ Ne1 Rxe1#", + "Themes": "backRankMate fork long mate mateIn3 middlegame" + }, + { + "FEN": "8/5ppk/1p4p1/p7/8/1rr2nR1/5PKP/3R4 w - - 4 51", + "PGN": "1. e4 e6 2. Nc3 d5 3. d3 dxe4 4. Nxe4 Nf6 5. Nxf6+ Qxf6 6. Nf3 Bc5 7. Be2 Nc6 8. O-O b6 9. c3 Bb7 10. Rb1 O-O 11. a3 a5 12. Qc2 Rad8 13. d4 Be7 14. Bg5 Qg6 15. Qxg6 hxg6 16. Bf4 Bd6 17. Bxd6 cxd6 18. Bb5 Ne7 19. a4 Bxf3 20. gxf3 Nf5 21. Kg2 Nh4+ 22. Kg3 Nf5+ 23. Kg2 Rc8 24. Rfc1 Nh4+ 25. Kg3 Nf5+ 26. Kf4 e5+ 27. dxe5 dxe5+ 28. Kxe5 Rc5+ 29. Kf4 Rd8 30. Kg4 Rd2 31. Rf1 Nh6+ 32. Kg3 Rg5+ 33. Kh3 Rdd5 34. Rg1 Rh5+ 35. Kg2 Rdg5+ 36. Kh1 Rf5 37. Rg3 Rd5 38. c4 Rd2 39. Rg2 Nf5 40. Bc6 Nd4 41. b4 Nxc6 42. b5 Nd4 43. Rbg1 Nxf3 44. Rf1 Ra2 45. Rc1 Rxa4 46. Rd1 Rxc4 47. Rd8+ Kh7 48. Rd1 Rxb5 49. Rg3 Rb3 50. Kg2 Rcc3 *", + "Moves": "g3h3 f3h4 h3h4 h7g8 d1d8", + "MovesSAN": "Rh3+ Nh4+ Rxh4+ Kg8 Rd8#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "1k6/pp2b1pp/8/4p3/3n4/P1PPN1P1/5r1P/2KRR3 b - - 0 24", + "PGN": "1. c4 d5 2. cxd5 Nf6 3. Nf3 c6 4. dxc6 Nxc6 5. g3 Bg4 6. Bg2 Qd7 7. Nc3 Bh3 8. Bxh3 Qxh3 9. d3 e5 10. Qb3 Qd7 11. Bg5 Be7 12. Bxf6 Bxf6 13. Qd5 O-O-O 14. Qxd7+ Rxd7 15. O-O-O Be7 16. a3 f5 17. e4 Rf8 18. Ne1 Nd4 19. Nc2 Kb8 20. Rhe1 fxe4 21. Nxe4 Rc7 22. Nc3 Rxf2 23. Ne3 Rxc3+ 24. bxc3 *", + "Moves": "e7a3 c1b1 f2b2 b1a1 d4b3", + "MovesSAN": "Bxa3+ Kb1 Rb2+ Ka1 Nb3#", + "Themes": "endgame exposedKing long mate mateIn3 queensideAttack" + }, + { + "FEN": "6rk/3p1p1p/pq2p2P/1p3p2/3b4/1B4Q1/PP3PP1/2R3K1 w - - 1 23", + "PGN": "1. e4 e6 2. Nf3 c5 3. Bc4 a6 4. c3 b5 5. Bb3 Bb7 6. O-O Bxe4 7. d4 Qc7 8. dxc5 Bxc5 9. Nd4 Nf6 10. Bg5 Nc6 11. Re1 Bg6 12. Qf3 O-O 13. Bxf6 gxf6 14. h4 Nxd4 15. cxd4 Bxd4 16. h5 Bxb1 17. Raxb1 f5 18. h6 Kh8 19. Rbc1 Qb6 20. Red1 Rac8 21. Qg3 Rxc1 22. Rxc1 Rg8 *", + "Moves": "g3g8 h8g8 c1c8 b6d8 c8d8", + "MovesSAN": "Qxg8+ Kxg8 Rc8+ Qd8 Rxd8#", + "Themes": "attraction endgame kingsideAttack long mate mateIn3 sacrifice" + }, + { + "FEN": "rn1r2k1/5ppp/pq2p3/1p2P3/3N4/2n3P1/PPP2Q1P/R4RK1 w - - 0 19", + "PGN": "1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 Qc7 6. Be3 Bb4 7. Qd3 Nf6 8. f3 d5 9. Bd2 Bxc3 10. Bxc3 dxe4 11. fxe4 O-O 12. g3 Rd8 13. Qe2 b5 14. Bg2 Bb7 15. O-O Qb6 16. e5 Bxg2 17. Qxg2 Nd5 18. Qf2 Nxc3 *", + "Moves": "f2f7 g8h8 f7f8 d8f8 f1f8", + "MovesSAN": "Qxf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "8/7R/6p1/R2P1p2/7P/P2r1k2/1P6/7K b - - 0 37", + "PGN": "1. d4 d5 2. c4 dxc4 3. e3 b6 4. Bxc4 Bb7 5. Nf3 e6 6. O-O Nf6 7. Nc3 Bd6 8. Qc2 Bxf3 9. gxf3 O-O 10. e4 Nh5 11. Kh1 Nf4 12. e5 Qh4 13. exd6 Nh3 14. dxc7 Nc6 15. Be3 Qf6 16. Qe4 Nb4 17. Qg4 Qf5 18. Qxf5 exf5 19. a3 Nc2 20. Rac1 Nxe3 21. fxe3 Ng5 22. Ba6 Ne6 23. c8=Q Raxc8 24. Bxc8 Rxc8 25. Nb5 Ra8 26. Nc7 Nxc7 27. Rxc7 g6 28. Rfc1 Kg7 29. R1c6 Re8 30. Rxa7 Rxe3 31. Rxb6 Rxf3 32. Rbb7 Kh6 33. Rxf7 Kg5 34. Rxh7 Kg4 35. d5 Rd3 36. Ra5 Kf3 37. h4 *", + "Moves": "f3g3 h7e7 d3d1 e7e1 d1e1", + "MovesSAN": "Kg3 Re7 Rd1+ Re1 Rxe1#", + "Themes": "endgame exposedKing long mate mateIn3 rookEndgame" + }, + { + "FEN": "1R6/6pk/4p1bp/2qpBp2/2r5/p3PP2/P5PQ/6K1 w - - 5 37", + "PGN": "1. d4 d5 2. Nf3 c5 3. Bf4 cxd4 4. Nxd4 Nc6 5. Nxc6 bxc6 6. e3 Nf6 7. h3 Bf5 8. c3 e6 9. Nd2 Bc5 10. Nf3 O-O 11. Bd3 Ne4 12. Nd4 Bg6 13. Nxc6 Qb6 14. Nb4 Bxb4 15. cxb4 Qxb4+ 16. Kf1 Qxb2 17. Bxe4 Bxe4 18. Kg1 a5 19. Kh2 a4 20. Qg4 Bg6 21. Rhf1 a3 22. h4 f5 23. Qg5 Qf6 24. Qg3 Bh5 25. Be5 Qf7 26. Rfc1 Rfc8 27. Rc3 Rxc3 28. Bxc3 Ra4 29. Rb1 h6 30. Be5 Qe7 31. Rc1 Rxh4+ 32. Kg1 Rg4 33. Qh2 Bg6 34. f3 Rc4 35. Rb1 Qc5 36. Rb8+ Kh7 *", + "Moves": "b8h8 h7h8 h2h6 h8g8 h6g7", + "MovesSAN": "Rh8+ Kxh8 Qxh6+ Kg8 Qxg7#", + "Themes": "attraction deflection endgame long mate mateIn3 pin sacrifice" + }, + { + "FEN": "4r1k1/1p2q1p1/p1p4p/2Pp4/1P2rb2/P2R1N1P/2Q2PP1/3R2K1 b - - 3 34", + "PGN": "1. d4 d5 2. c4 c6 3. e3 Nf6 4. Nc3 Bf5 5. Bd2 e6 6. h3 Nbd7 7. Nf3 h6 8. Be2 Bb4 9. O-O O-O 10. a3 Ba5 11. b4 Bc7 12. c5 a6 13. Qb3 Ne4 14. Rad1 Ndf6 15. Nb1 Nxd2 16. Nbxd2 Re8 17. Bd3 Bxd3 18. Qxd3 e5 19. dxe5 Bxe5 20. Nb3 Bc7 21. Rd2 Ne4 22. Rc2 Qf6 23. Rd1 Rad8 24. Nbd4 Ng5 25. Qe2 Nxf3+ 26. Nxf3 Qg6 27. Rcd2 f5 28. Rd4 Qf6 29. Qc2 Re4 30. R4d3 Rde8 31. Qd2 f4 32. exf4 Bxf4 33. Qc3 Qe7 34. Qc2 *", + "Moves": "e4e1 f3e1 e7e1 d1e1 e8e1", + "MovesSAN": "Re1+ Nxe1 Qxe1+ Rxe1 Rxe1#", + "Themes": "kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "4r1k1/p5pp/1p6/2ppq3/8/2P2QP1/PP4P1/5RK1 w - - 0 27", + "PGN": "1. d4 Nf6 2. Bf4 d5 3. e3 e6 4. Nf3 c5 5. c3 Nc6 6. Nbd2 Bd6 7. Bg3 O-O 8. Bd3 b6 9. O-O Bxg3 10. hxg3 Qd6 11. Qe2 e5 12. dxe5 Nxe5 13. Nxe5 Qxe5 14. e4 Re8 15. f4 Qe7 16. e5 Ng4 17. Bb5 Bd7 18. Bxd7 Qxd7 19. Nf3 f6 20. Rae1 fxe5 21. Nxe5 Nxe5 22. fxe5 Re6 23. Rf5 Rae8 24. Ref1 Qe7 25. Qf3 Rxe5 26. Rxe5 Qxe5 *", + "Moves": "f3f7 g8h8 f7f8 e8f8 f1f8", + "MovesSAN": "Qf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "r1b2r1k/pp5p/6pB/5qN1/1Q6/8/PPP2PPP/R5K1 b - - 0 20", + "PGN": "1. e4 d6 2. Nf3 Nf6 3. Nc3 g6 4. Bc4 Bg7 5. O-O O-O 6. d4 Nxe4 7. Bxf7+ Rxf7 8. Nxe4 e5 9. dxe5 Nc6 10. Bg5 Qe8 11. exd6 Qxe4 12. Re1 Qf5 13. dxc7 Rxc7 14. Re8+ Bf8 15. Bh6 Rf7 16. Ng5 Rf6 17. Qe2 Nb4 18. Qc4+ Kh8 19. Rxf8+ Rxf8 20. Qxb4 *", + "Moves": "f5f2 g1h1 f2f1 a1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "2k4r/ppp2ppp/4p3/1Q6/1b2n3/1Bq5/P4PPP/3R2K1 w - - 0 18", + "PGN": "1. d4 d5 2. c4 dxc4 3. e4 Nc6 4. Nf3 Bg4 5. Be3 Bxf3 6. Qxf3 Nxd4 7. Bxd4 Qxd4 8. Nc3 e6 9. Rd1 Qb6 10. Bxc4 Qxb2 11. Bb3 Bb4 12. Rd3 Rd8 13. Rxd8+ Kxd8 14. Qd3+ Kc8 15. O-O Qxc3 16. Qb5 Nf6 17. Rd1 Nxe4 *", + "Moves": "b5d7 c8b8 d7d8 h8d8 d1d8", + "MovesSAN": "Qd7+ Kb8 Qd8+ Rxd8 Rxd8#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "3r1rk1/ppp2pp1/1b4qp/3PP3/QP6/P2P2P1/1B2n1BP/R4R1K b - - 0 19", + "PGN": "1. Nf3 d5 2. g3 Bg4 3. Bg2 Nf6 4. O-O Nc6 5. d3 h6 6. c3 e5 7. e4 d4 8. Qa4 dxc3 9. Nxc3 Bc5 10. a3 Bxf3 11. Bxf3 O-O 12. Nd5 Nxd5 13. exd5 Nd4 14. Bg2 Ne2+ 15. Kh1 Qf6 16. b4 Bb6 17. Bb2 Rad8 18. f4 Qg6 19. fxe5 *", + "Moves": "e2g3 h2g3 g6h5 g2h3 h5h3", + "MovesSAN": "Nxg3+ hxg3 Qh5+ Bh3 Qxh3#", + "Themes": "kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "8/4r3/4pk1p/p2BR1p1/P1pP1pK1/2r4P/4R1P1/8 b - - 0 42", + "PGN": "1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nc6 5. Ne2 Nf6 6. O-O g6 7. c3 Bg7 8. Bg5 O-O 9. Nd2 a6 10. Re1 b5 11. a3 Re8 12. Nb3 h6 13. Bh4 Bg4 14. h3 Bxe2 15. Rxe2 Na5 16. Nd2 Nc4 17. Nxc4 bxc4 18. Bc2 Rb8 19. Rb1 Rb7 20. Qe1 Nh5 21. Bg3 e6 22. Bd1 Nxg3 23. fxg3 Qg5 24. Kh2 Bf8 25. Bc2 Bd6 26. Ba4 Reb8 27. Bc6 Qxg3+ 28. Qxg3 Bxg3+ 29. Kxg3 Rc7 30. Ba4 a5 31. Rf2 Kg7 32. Rbf1 Rb6 33. Be8 f5 34. Re2 Kf6 35. Rfe1 g5 36. Ba4 Re7 37. Re5 Rxb2 38. R1e2 f4+ 39. Kg4 Rb1 40. Bc6 Rc1 41. Bxd5 Rxc3 42. a4 *", + "Moves": "h6h5 g4h5 e7h7 h5g4 h7h4", + "MovesSAN": "h5+ Kxh5 Rh7+ Kg4 Rh4#", + "Themes": "attraction endgame long mate mateIn3" + }, + { + "FEN": "4r3/pp4k1/2p1Rpn1/3p4/3P1q2/5N1Q/PPP2PPP/6K1 b - - 0 25", + "PGN": "1. e4 c6 2. d4 d5 3. e5 Bf5 4. Bd3 Bxd3 5. Qxd3 e6 6. Nf3 Nd7 7. O-O Ne7 8. Bg5 f6 9. exf6 gxf6 10. Bd2 Kf7 11. Re1 h5 12. Nh4 Bh6 13. Qe2 Nf8 14. Qxh5+ Kg7 15. Bxh6+ Rxh6 16. Qg4+ Kh8 17. Nd2 Qd6 18. Re3 Re8 19. Rh3 Kh7 20. Ndf3 Neg6 21. Nxg6 Nxg6 22. Rxh6+ Kxh6 23. Re1 Qf4 24. Qh3+ Kg7 25. Rxe6 *", + "Moves": "f4c1 f3e1 c1e1 e6e1 e8e1", + "MovesSAN": "Qc1+ Ne1 Qxe1+ Rxe1 Rxe1#", + "Themes": "backRankMate endgame long mate mateIn3 xRayAttack" + }, + { + "FEN": "1r6/5k1p/1R2pPp1/3pP1K1/3Pr2P/8/2P5/1R6 b - - 2 33", + "PGN": "1. e4 e5 2. Nc3 Nf6 3. f4 d5 4. fxe5 Nxe4 5. Nf3 Bg4 6. d4 Bb4 7. Bd2 Nxd2 8. Qxd2 Bxf3 9. gxf3 Qh4+ 10. Qf2 Qxf2+ 11. Kxf2 Bxc3 12. bxc3 O-O 13. Rb1 b6 14. Bg2 c6 15. f4 Nd7 16. Bh3 Rfd8 17. Rhg1 Nf8 18. f5 g6 19. f6 Ne6 20. Bxe6 fxe6 21. h4 Kf7 22. a4 Rab8 23. Rh1 c5 24. Rb2 cxd4 25. cxd4 Rdc8 26. Rhb1 Rc3 27. a5 Rc6 28. Kg3 Rc3+ 29. Kf4 Rh3 30. Kg4 Re3 31. axb6 axb6 32. Rxb6 Re4+ 33. Kg5 *", + "Moves": "h7h6 g5h6 b8h8 h6g5 h8h5", + "MovesSAN": "h6+ Kxh6 Rh8+ Kg5 Rh5#", + "Themes": "attraction endgame long mate mateIn3 rookEndgame" + }, + { + "FEN": "8/p5Q1/8/5k2/2K4p/1PR5/8/3r2q1 w - - 8 65", + "PGN": "1. d4 Nf6 2. Bf4 c5 3. e3 cxd4 4. exd4 g6 5. c3 Bg7 6. Bd3 O-O 7. Nd2 d6 8. Ngf3 Nh5 9. Bg3 e5 10. O-O Nc6 11. dxe5 dxe5 12. Be4 Nxg3 13. hxg3 Be6 14. Bxc6 bxc6 15. Re1 Qc7 16. Qe2 Bg4 17. Qc4 Be6 18. Qa4 Rab8 19. b3 Rb5 20. Ng5 Bf5 21. g4 Bd7 22. f3 f5 23. Qc4+ Rd5 24. Rad1 h6 25. Nge4 Kh7 26. Nc5 fxg4 27. fxg4 Rf4 28. Nde4 Rxg4 29. Rxd5 cxd5 30. Qxd5 Bc6 31. Qd1 Bxe4 32. Nxe4 h5 33. c4 Qb7 34. Qf3 Qb4 35. Nf2 Rf4 36. Qe3 Qa3 37. Nd3 Rg4 38. Nxe5 Bxe5 39. Qxe5 Qxa2 40. Qe7+ Kh6 41. Qf8+ Kg5 42. Re5+ Kh4 43. Qf6+ g5 44. Qf2+ Qxf2+ 45. Kxf2 Rd4 46. Re2 Rd3 47. Re4+ g4 48. Re3 Rd2+ 49. Kg1 g3 50. Re4+ Kg5 51. Kf1 Rb2 52. Re3 h4 53. Rc3 Kf4 54. c5 Rb1+ 55. Ke2 Rg1 56. c6 Rxg2+ 57. Kd3 Rg1 58. c7 Rd1+ 59. Kc4 g2 60. c8=Q g1=Q 61. Qf8+ Kg4 62. Qg7+ Kh5 63. Qh7+ Kg5 64. Qg7+ Kf5 *", + "Moves": "c3f3 f5e4 g7b7 d1d5 b7d5", + "MovesSAN": "Rf3+ Ke4 Qb7+ Rd5 Qxd5#", + "Themes": "endgame killBoxMate long mate mateIn3" + }, + { + "FEN": "r4r1k/p2R2p1/2P4p/4Q3/1P6/2P1P3/1q3PPP/3R2K1 b - - 0 31", + "PGN": "1. c4 Nf6 2. Nc3 e6 3. Nf3 c6 4. d4 d5 5. e3 Bb4 6. a3 Bxc3+ 7. bxc3 O-O 8. Ne5 Nbd7 9. Bd3 Nxe5 10. dxe5 Ne4 11. Bxe4 dxe4 12. O-O Qc7 13. Qd6 Qa5 14. Bb2 Rd8 15. Qe7 b5 16. Rfd1 Ba6 17. Rd6 h6 18. c5 Re8 19. Qh4 b4 20. axb4 Qb5 21. Qxe4 Red8 22. Qxc6 Qe2 23. Qxa6 Qxb2 24. Qa3 Qe2 25. c6 f6 26. Qb3 fxe5 27. Qxe6+ Kh7 28. Rd7 Qb2 29. Qf5+ Kh8 30. Rad1 Rf8 31. Qxe5 *", + "Moves": "b2f2 g1h1 f2f1 d1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "5r2/1Qpk2pp/8/5q2/4p3/2P1P3/PP1r1PPP/3R1RK1 b - - 2 23", + "PGN": "1. d4 d5 2. Bf4 Nc6 3. e3 f6 4. c3 e5 5. dxe5 fxe5 6. Bg3 Bf5 7. Nf3 Qd6 8. Be2 O-O-O 9. Nbd2 Nf6 10. Bb5 Re8 11. Bxc6 Qxc6 12. Nxe5 Qe6 13. Nef3 Ne4 14. Nxe4 dxe4 15. Nd4 Qf6 16. Nxf5 Qxf5 17. O-O Bd6 18. Bxd6 Rd8 19. Qd4 Rxd6 20. Qxa7 Rf8 21. Qa8+ Kd7 22. Qxb7 Rd2 23. Rad1 *", + "Moves": "f5f2 f1f2 d2d1 f2f1 d1f1", + "MovesSAN": "Qxf2+ Rxf2 Rxd1+ Rf1 Rdxf1#", + "Themes": "deflection endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "6k1/7p/4p3/p3Bqp1/B2P1p2/2Q5/P4PPP/6K1 b - - 0 42", + "PGN": "1. d4 d5 2. Bf4 c5 3. e3 Nc6 4. Nf3 Nf6 5. Bd3 e6 6. O-O Be7 7. c3 O-O 8. Nbd2 c4 9. Bc2 b5 10. Re1 a5 11. e4 b4 12. exd5 Nxd5 13. Bg3 Ba6 14. Ne5 Nxe5 15. Bxe5 bxc3 16. bxc3 Nxc3 17. Qf3 Nd5 18. Qh3 Nf6 19. Bxf6 g6 20. Be5 Qd5 21. Be4 Qd7 22. Nf3 Rac8 23. Bf4 f5 24. Ne5 Qe8 25. Bc2 Bb7 26. Qh6 Bf6 27. Re3 Bxe5 28. Bxe5 Rf7 29. Rae1 Qc6 30. Rg3 Qe8 31. Rd1 Qf8 32. Qg5 Be4 33. Ba4 f4 34. Rh3 Rf5 35. Qh4 Rh5 36. Qg4 Bf5 37. Qxh5 Bxh3 38. Qxh3 Qf5 39. Qf3 c3 40. Rc1 g5 41. Rxc3 Rxc3 42. Qxc3 *", + "Moves": "f5b1 a4d1 b1d1 c3e1 d1e1", + "MovesSAN": "Qb1+ Bd1 Qxd1+ Qe1 Qxe1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "3r2k1/p2r1pbp/8/5R1p/2P5/2N1Pb1P/PP3P1B/2R1K3 b - - 2 20", + "PGN": "1. d4 Nf6 2. Bf4 g6 3. e3 Bg7 4. h3 O-O 5. c4 d6 6. Nf3 Nc6 7. Nc3 e5 8. dxe5 dxe5 9. Qxd8 Rxd8 10. Nxe5 Nh5 11. Nxc6 bxc6 12. Bxc7 Rd7 13. Bh2 Bb7 14. Be2 c5 15. Rc1 Bxg2 16. Rg1 Bc6 17. Bxh5 gxh5 18. Rg5 Rad8 19. Rxc5 Bf3 20. Rf5 *", + "Moves": "g7c3 b2c3 d7d1 c1d1 d8d1", + "MovesSAN": "Bxc3+ bxc3 Rd1+ Rxd1 Rxd1#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "6k1/p4p1p/2p3p1/5b2/P4K2/2B1P1P1/1R3P1r/3r4 w - - 0 35", + "PGN": "1. c4 d5 2. g3 dxc4 3. Bg2 b5 4. Qc2 c6 5. Nf3 Bb7 6. O-O Nf6 7. e3 g6 8. Nd4 Qc7 9. d3 e5 10. Ne2 cxd3 11. Qxd3 Ba6 12. b4 Bxb4 13. Qb3 Bd6 14. Nec3 O-O 15. Rd1 Nbd7 16. Bb2 Nc5 17. Qc2 e4 18. Nxe4 Ncxe4 19. Bxe4 Nxe4 20. Qxe4 Rfe8 21. Qd4 Be5 22. Qd2 Rad8 23. Bxe5 Rxd2 24. Bxc7 Rxd1+ 25. Kg2 Re7 26. Ba5 Red7 27. a4 b4 28. Bxb4 Bd3 29. Ra2 Bxb1 30. Rb2 Be4+ 31. Kh3 R7d5 32. Bc3 Rh5+ 33. Kg4 Bf5+ 34. Kf4 Rxh2 *", + "Moves": "b2b8 f5c8 b8c8 d1d8 c8d8", + "MovesSAN": "Rb8+ Bc8 Rxc8+ Rd8 Rxd8#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "5rk1/2p2r1p/1p2Q1p1/p2p4/1PqB4/2P5/2K2P1P/6R1 w - - 0 29", + "PGN": "1. e4 e6 2. d4 b6 3. Nc3 Bb7 4. Be3 Nf6 5. Bd3 Bb4 6. e5 Nd5 7. Bd2 Nxc3 8. bxc3 Bxg2 9. Ne2 Bxh1 10. cxb4 Bf3 11. Qb1 Nc6 12. Qb3 Bxe2 13. Bxe2 Nxd4 14. Qd3 Nxe2 15. Qxe2 O-O 16. O-O-O d5 17. Qg4 f6 18. Bh6 Rf7 19. Rg1 Qe7 20. exf6 Qxf6 21. Bg5 Qa1+ 22. Kd2 Qxa2 23. Bf6 g6 24. Bd4 Qc4 25. c3 Raf8 26. Qxe6 Qa2+ 27. Kd3 Qc4+ 28. Kc2 a5 *", + "Moves": "g1g6 h7g6 e6g6 f7g7 g6g7", + "MovesSAN": "Rxg6+ hxg6 Qxg6+ Rg7 Qxg7#", + "Themes": "endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "8/2k5/1n3R2/2Np4/8/6r1/PKP5/8 b - - 8 40", + "PGN": "1. e4 c6 2. Nf3 d5 3. e5 Bf5 4. d4 e6 5. Nc3 Nd7 6. Bg5 Ne7 7. Bd3 Bxd3 8. Qxd3 h6 9. Bh4 g5 10. Bg3 c5 11. dxc5 Nxc5 12. Qb5+ Nc6 13. Nd4 Qb6 14. Qxb6 axb6 15. Ndb5 O-O-O 16. b4 Nd7 17. O-O Bxb4 18. Rab1 Bc5 19. Nd6+ Kb8 20. Nxf7 h5 21. h3 g4 22. Nxh8 Rxh8 23. hxg4 hxg4 24. Na4 Ncxe5 25. Bxe5+ Nxe5 26. Nxb6 g3 27. Na4 gxf2+ 28. Rxf2 Bxf2+ 29. Kxf2 Rf8+ 30. Ke2 Ng4 31. Nc5 Rf7 32. Nxe6 Rf2+ 33. Kd3 Rxg2 34. Nc5 Ne5+ 35. Kc3 Nc4 36. Rxb7+ Kc8 37. Rd7 Nb6 38. Rd6 Kc7 39. Rf6 Rg3+ 40. Kb2 *", + "Moves": "b6c4 b2a1 g3g1 f6f1 g1f1", + "MovesSAN": "Nc4+ Ka1 Rg1+ Rf1 Rxf1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "1r3rk1/p4p2/3pR1pp/1pp3b1/8/q1P4P/2QN1PP1/1B5K w - - 1 25", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nc3 c5 4. d5 d6 5. Bg5 Be7 6. e4 h6 7. Bf4 Na6 8. a3 O-O 9. h3 Qa5 10. Nf3 Nxe4 11. Rc1 exd5 12. cxd5 Nc7 13. Bd3 Nxc3 14. Rxc3 Nxd5 15. O-O Nxf4 16. Bb1 Bd7 17. Qc2 g6 18. Qb3 Ne2+ 19. Kh1 Nxc3 20. bxc3 Rab8 21. Re1 Be6 22. Qc2 Qxa3 23. Nd2 b5 24. Rxe6 Bg5 *", + "Moves": "e6g6 f7g6 c2g6 g8h8 g6h7", + "MovesSAN": "Rxg6+ fxg6 Qxg6+ Kh8 Qh7#", + "Themes": "kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "2r3k1/1p4p1/p5pq/1b1p3r/1P1B4/2P2PQ1/P5P1/R3R1K1 b - - 0 31", + "PGN": "1. e4 c5 2. c3 e6 3. d4 d5 4. e5 Nc6 5. Nf3 Nge7 6. Bd3 Ng6 7. O-O Be7 8. dxc5 Bxc5 9. Bg5 Qb6 10. b4 Be7 11. Be3 Qc7 12. Bb5 O-O 13. Nbd2 Ncxe5 14. Nxe5 Qxe5 15. Bd4 Qc7 16. Bd3 a6 17. Nf3 Bd7 18. Re1 Bb5 19. Bc2 Rac8 20. Ne5 Bd6 21. Nxg6 Bxh2+ 22. Kh1 hxg6 23. Qg4 Qf4 24. Qh3 Qd2 25. Bxg6 fxg6 26. Qxe6+ Kh8 27. Qh3+ Kg8 28. Qxh2 Rf5 29. Kg1 Rh5 30. Qg3 Qh6 31. f3 *", + "Moves": "h5h1 g1f2 h6d2 e1e2 d2e2", + "MovesSAN": "Rh1+ Kf2 Qd2+ Re2 Qxe2#", + "Themes": "kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "6k1/4rppb/4p2p/4N3/RP1PnPP1/8/2r1B3/5K2 w - - 3 43", + "PGN": "1. d4 d5 2. Nf3 c6 3. Bf4 h6 4. Bxb8 Rxb8 5. e3 Bf5 6. Nbd2 e6 7. Ne5 Nf6 8. Ndf3 Bb4+ 9. c3 Ba5 10. b4 Bc7 11. Be2 O-O 12. O-O a5 13. a3 a4 14. Qxa4 Ne4 15. Qb3 Qe8 16. Rfc1 b6 17. c4 dxc4 18. Qxc4 Rc8 19. Qxc6 Qe7 20. Qd7 Qxd7 21. Nxd7 Rfe8 22. Rc6 Bxh2+ 23. Nxh2 Rxc6 24. Ne5 Rc2 25. Kf1 Nc3 26. Bb5 Re7 27. g4 Bh7 28. Nhf3 Ne4 29. Nd3 Nd6 30. Ba4 Bxd3+ 31. Kg2 Rc8 32. Ne5 b5 33. Bd1 Be4+ 34. f3 Bh7 35. Ra2 Rc3 36. Be2 Rxe3 37. Kf2 Rc3 38. f4 Rh3 39. Kg2 Rc3 40. a4 bxa4 41. Rxa4 Rc2 42. Kf1 Ne4 *", + "Moves": "a4a8 c2c8 a8c8 e7e8 c8e8", + "MovesSAN": "Ra8+ Rc8 Rxc8+ Re8 Rxe8#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "6k1/1R3p2/5P1K/4P3/7P/8/4r3/1q6 w - - 0 53", + "PGN": "1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. Na3 Nc6 5. Nf3 a6 6. Nc2 b5 7. d4 cxd4 8. cxd4 d6 9. Bd3 Bg4 10. Be4 e6 11. Ne3 Bxf3 12. Bxf3 dxe5 13. Nxd5 exd5 14. dxe5 Bb4+ 15. Bd2 O-O 16. Bxb4 Nxb4 17. O-O Rc8 18. a3 Nc6 19. Re1 Ne7 20. Qd3 Qb6 21. Rad1 Rfd8 22. b4 Rc4 23. Be4 g6 24. Bf3 Qc6 25. Re3 Nf5 26. Ree1 Rc3 27. Qd2 Rxf3 28. gxf3 d4 29. Re4 Rc8 30. Kg2 Qc3 31. Rxd4 Nxd4 32. Qxd4 Qxd4 33. Rxd4 Rc3 34. Rd8+ Kg7 35. Ra8 Rxa3 36. f4 h5 37. h4 Ra4 38. Kg3 Rxb4 39. Rxa6 Rb3+ 40. f3 Rb2 41. Rb6 Kf8 42. Rb7 b4 43. f5 gxf5 44. Kf4 b3 45. Kxf5 Rh2 46. Kf6 Kg8 47. Kg5 b2 48. Kxh5 Rg2 49. f4 Kg7 50. f5 Kg8 51. f6 Re2 52. Kh6 b1=Q *", + "Moves": "b7b1 e2e5 b1b8 e5e8 b8e8", + "MovesSAN": "Rxb1 Rxe5 Rb8+ Re8 Rxe8#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "2kr3r/ppp2ppp/4q3/2bpP3/4nP2/2N5/PPP1Q1PP/R1B2R1K b - - 2 17", + "PGN": "1. e4 Nc6 2. Nf3 e5 3. d4 exd4 4. Ng5 Ne5 5. Qxd4 d6 6. f4 Nc6 7. Qc4 Qe7 8. Bd3 Be6 9. Qb5 O-O-O 10. Nxe6 Qxe6 11. O-O Nf6 12. Nc3 d5 13. e5 Ne4 14. Be2 Nd4 15. Qd3 Nxe2+ 16. Qxe2 Bc5+ 17. Kh1 *", + "Moves": "e4g3 h2g3 e6h6 e2h5 h6h5", + "MovesSAN": "Ng3+ hxg3 Qh6+ Qh5 Qxh5#", + "Themes": "kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "5rrk/1pp5/p3P2p/3P4/2P1N2Q/8/PP1q2PP/6RK b - - 6 31", + "PGN": "1. e4 d5 2. exd5 Nf6 3. c4 e6 4. dxe6 Bxe6 5. Nc3 Bb4 6. Be2 Qe7 7. d3 O-O 8. Nf3 Nc6 9. Bg5 h6 10. Bh4 Bc5 11. O-O Nd4 12. Ne5 Bd6 13. f4 Nf5 14. Bxf6 Qxf6 15. d4 Ne3 16. Qd2 Nxf1 17. Rxf1 Bxe5 18. fxe5 Qg5 19. Qc2 Bf5 20. Qxf5 Qe3+ 21. Kh1 Rad8 22. d5 a6 23. Bh5 g6 24. Bxg6 fxg6 25. Qxg6+ Kh8 26. Rg1 Rg8 27. Qf6+ Kh7 28. e6 Rdf8 29. Qe7+ Kh8 30. Qh4 Qd2 31. Ne4 *", + "Moves": "d2g2 g1g2 f8f1 g2g1 f1g1", + "MovesSAN": "Qxg2+ Rxg2 Rf1+ Rg1 Rfxg1#", + "Themes": "endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "r4rk1/pR3Npp/5b2/8/5n2/1Q4P1/P3qP1P/3R2K1 w - - 0 22", + "PGN": "1. c4 e5 2. g3 d6 3. Bg2 c6 4. d4 exd4 5. Qxd4 Nf6 6. Nc3 Be7 7. Nf3 O-O 8. O-O Bf5 9. Bf4 d5 10. cxd5 Nxd5 11. Nxd5 cxd5 12. Rfd1 Be6 13. Rac1 Nc6 14. Qd2 Bf6 15. Ng5 Qb6 16. Bxd5 Bxd5 17. Qxd5 Qxb2 18. Rb1 Qxe2 19. Rxb7 Ne7 20. Qb3 Ng6 21. Nxf7 Nxf4 *", + "Moves": "f7h6 g8h8 b3g8 f8g8 h6f7", + "MovesSAN": "Nh6+ Kh8 Qg8+ Rxg8 Nf7#", + "Themes": "doubleCheck long mate mateIn3 middlegame sacrifice smotheredMate" + }, + { + "FEN": "Q7/8/1p1p4/2k1b3/4pr2/1K3b1P/PP6/8 w - - 3 43", + "PGN": "1. e4 f5 2. Bc4 fxe4 3. d3 Nf6 4. Nc3 exd3 5. Bxd3 e5 6. g4 d5 7. g5 Ng4 8. h3 Nxf2 9. Qh5+ g6 10. Bxg6+ hxg6 11. Qxg6+ Kd7 12. Nxd5 Nxh1 13. Nf6+ Ke7 14. Be3 Nc6 15. Bc5+ Qd6 16. Bxd6+ cxd6 17. Nd5+ Kd7 18. Qf7+ Be7 19. g6 Rf8 20. Nf6+ Kd8 21. g7 Rxf7 22. g8=Q+ Rf8 23. Qg2 Bxf6 24. Qxh1 Bh4+ 25. Ke2 Nd4+ 26. Kd3 Bf5+ 27. Kc3 Rc8+ 28. Kb4 Nxc2+ 29. Ka4 Rc4+ 30. Kb3 Rb4+ 31. Kc3 Nxa1 32. Nf3 Be4 33. Kxb4 Bxf3 34. Qxa1 Rf4+ 35. Kc3 e4 36. Qc1 Bf6+ 37. Kb3 Be5 38. Qc4 Kd7 39. Qb5+ Kc7 40. Qa5+ b6 41. Qxa7+ Kc6 42. Qa8+ Kc5 *", + "Moves": "a8c8 c5d4 c8c3 d4d5 c3c4", + "MovesSAN": "Qc8+ Kd4 Qc3+ Kd5 Qc4#", + "Themes": "endgame long master mate mateIn3" + }, + { + "FEN": "5k1r/pp3p2/4rP1q/2R4p/2Pp2Q1/3P4/PP5K/8 w - - 0 36", + "PGN": "1. Nf3 Nf6 2. c4 c5 3. Nc3 Nc6 4. e4 Nd4 5. d3 Nxf3+ 6. Qxf3 d6 7. h3 g6 8. Bg5 Bg7 9. Be2 O-O 10. O-O Qc7 11. Be3 Bd7 12. g4 Qc8 13. Qg3 h5 14. g5 Nh7 15. Kg2 Be5 16. f4 Bd4 17. Bxd4 cxd4 18. Nd5 e6 19. Nf6+ Nxf6 20. gxf6 Kh7 21. Qg5 e5 22. fxe5 Bxh3+ 23. Kh2 Bxf1 24. Rxf1 dxe5 25. Bxh5 Rg8 26. Rg1 Qf8 27. Qxe5 Qh6 28. Rg5 Rae8 29. Qd5 Rd8 30. Qe5 Rde8 31. Qf4 Rh8 32. e5 Kg8 33. Qg4 Kf8 34. e6 Rxe6 35. Rc5 gxh5 *", + "Moves": "c5c8 e6e8 c8e8 f8e8 g4c8", + "MovesSAN": "Rc8+ Re8 Rxe8+ Kxe8 Qc8#", + "Themes": "attraction endgame long master mate mateIn3" + }, + { + "FEN": "1Q6/6pk/5p2/7p/1P1PqP1n/P3P2P/1B4P1/2R2K2 b - - 4 30", + "PGN": "1. Nf3 d5 2. b4 f6 3. Bb2 e5 4. a3 Nc6 5. e3 Bg4 6. h3 Bh5 7. Be2 Bd6 8. d4 Nge7 9. O-O e4 10. Nfd2 Bxe2 11. Qxe2 O-O 12. c4 dxc4 13. Qxc4+ Kh8 14. Nxe4 Nf5 15. Nbc3 Qe8 16. Nxd6 cxd6 17. Qd5 Qg6 18. Ne4 Nce7 19. Qxb7 Nh4 20. Ng3 Nef5 21. Nxf5 Qxf5 22. f4 Rab8 23. Qc6 Rfc8 24. Qxd6 Rc2 25. Qxb8+ Rc8 26. Qxa7 h5 27. Rac1 Rxc1 28. Rxc1 Qe4 29. Qb8+ Kh7 30. Kf1 *", + "Moves": "e4g2 f1e1 h4f3 e1d1 g2d2", + "MovesSAN": "Qxg2+ Ke1 Nf3+ Kd1 Qd2#", + "Themes": "endgame fork long mate mateIn3" + }, + { + "FEN": "5rk1/4b1pp/b3p3/p3P2N/3P2Q1/2B1P3/q5PP/2R3K1 b - - 2 26", + "PGN": "1. f4 Nf6 2. c4 d5 3. e3 Ne4 4. d3 Nf6 5. d4 e6 6. a3 Ne4 7. Nf3 Be7 8. Nc3 O-O 9. Bd3 f5 10. O-O dxc4 11. Bxe4 fxe4 12. Nxe4 b5 13. Ne5 Bb7 14. Ng3 Nd7 15. Bd2 Nxe5 16. fxe5 Qd5 17. Qe2 c5 18. Bc3 b4 19. axb4 cxb4 20. Bd2 a5 21. Rac1 Ba6 22. Qg4 c3 23. Rxf8+ Rxf8 24. bxc3 bxc3 25. Bxc3 Qa2 26. Nh5 *", + "Moves": "a2f2 g1h1 f2f1 c1f1 f8f1", + "MovesSAN": "Qf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "3qbr1k/2r3b1/p3BpQp/1p2p2R/8/2p5/PPP3PP/5RK1 w - - 2 27", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. Be3 d6 7. Bc4 a6 8. O-O Bd7 9. f4 Rc8 10. Bb3 Qc7 11. Nxc6 Bxc6 12. f5 e5 13. Bg5 Nxe4 14. f6 Nxg5 15. fxg7 Bxg7 16. Qg4 O-O 17. Qxg5 b5 18. Rf2 Qd8 19. Qg3 d5 20. Rd1 d4 21. Rdf1 Rc7 22. Rf5 Kh8 23. Rg5 f6 24. Rh5 dxc3 25. Qg6 h6 26. Be6 Be8 *", + "Moves": "h5h6 g7h6 g6h6 c7h7 h6f8", + "MovesSAN": "Rxh6+ Bxh6 Qxh6+ Rh7 Qxf8#", + "Themes": "exposedKing fork long mate mateIn3 middlegame" + }, + { + "FEN": "3R3b/p1p2p1k/1p2bPp1/4q2p/2P5/8/P2Q2PP/7K w - - 0 32", + "PGN": "1. d4 Nf6 2. c4 e5 3. Nc3 exd4 4. Bg5 dxc3 5. bxc3 Be7 6. Nf3 O-O 7. e3 Nc6 8. Bd3 d6 9. Qc2 g6 10. Nd4 Nxd4 11. cxd4 Nh5 12. Bh6 Ng7 13. f4 Re8 14. O-O Nf5 15. Bxf5 Bxf5 16. e4 Bd7 17. f5 Bf6 18. Qf2 Bg7 19. Be3 Rf8 20. f6 Bh8 21. e5 dxe5 22. dxe5 Be6 23. Rad1 Qe8 24. Bc5 b6 25. Bxf8 Qxf8 26. Rd4 Rd8 27. Rfd1 Rxd4 28. Rxd4 h5 29. Qd2 Kh7 30. Rd8 Qc5+ 31. Kh1 Qxe5 *", + "Moves": "d8h8 h7h8 d2h6 h8g8 h6g7", + "MovesSAN": "Rxh8+ Kxh8 Qh6+ Kg8 Qg7#", + "Themes": "attraction endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "8/p5pk/7p/2rp4/2q5/4PQ2/PP3PPP/1K1R4 b - - 4 33", + "PGN": "1. d4 e6 2. e3 d5 3. c4 Bb4+ 4. Bd2 Bxd2+ 5. Nxd2 Nf6 6. Nb1 O-O 7. Qb3 Ne4 8. Nc3 f5 9. cxd5 Nxc3 10. Qxc3 exd5 11. O-O-O Rf6 12. Kb1 Rc6 13. Qb3 Na6 14. Nf3 Rb6 15. Qa3 Bd7 16. Bd3 Rc8 17. Rc1 Nb4 18. Be2 Na6 19. Ne5 c5 20. dxc5 Re6 21. Nxd7 Qxd7 22. Bxa6 bxa6 23. Qd3 Rec6 24. Rhd1 Rxc5 25. Rxc5 Rxc5 26. Qxa6 Rc6 27. Qd3 Rc5 28. Qd4 Qb5 29. Qe5 h6 30. Qe6+ Kh8 31. Qxf5 Qc4 32. Qf8+ Kh7 33. Qf3 *", + "Moves": "c4c2 b1a1 c2c1 d1c1 c5c1", + "MovesSAN": "Qc2+ Ka1 Qc1+ Rxc1 Rxc1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "6k1/5p1p/5p2/pp6/3Q4/8/PPr4q/K2R4 w - - 0 29", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nxd4 5. Qxd4 d6 6. Nc3 Nf6 7. Be2 Be6 8. Bg5 Be7 9. O-O-O O-O 10. e5 dxe5 11. Qxe5 Qe8 12. Nb5 c6 13. Nc7 Qc8 14. Nxa8 Qxa8 15. Kb1 b5 16. Bf3 a5 17. Qc7 Nd5 18. Bxd5 Bxg5 19. Bxc6 Qa6 20. Bd5 Rc8 21. Qg3 Bf6 22. Bxe6 Qxe6 23. Rhe1 Qf5 24. Qd3 Qxf2 25. Rf1 Qxg2 26. Rxf6 gxf6 27. Qd4 Rxc2 28. Ka1 Qxh2 *", + "Moves": "d4g4 g8f8 d1d8 f8e7 g4d7", + "MovesSAN": "Qg4+ Kf8 Rd8+ Ke7 Qd7#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "2b2r2/7k/4p1RP/2bp4/1p2pP2/4P3/qPPB4/rNK3Q1 w - - 1 32", + "PGN": "1. d4 d5 2. Nf3 e6 3. e3 Bd6 4. Nc3 Nd7 5. Bb5 c6 6. Bd3 f5 7. h3 Ngf6 8. a3 O-O 9. Bd2 Ne4 10. Qe2 Qf6 11. O-O-O b5 12. g4 a5 13. g5 Nxg5 14. Nxg5 Qxg5 15. h4 Qf6 16. f4 b4 17. axb4 axb4 18. Nb1 Nb6 19. h5 Qf7 20. h6 g6 21. Rdg1 Nd7 22. Qh5 Nf6 23. Qh2 Ne4 24. Bxe4 fxe4 25. Rg3 c5 26. dxc5 Bxc5 27. Rhg1 Ra1 28. R1g2 Qa7 29. Qg1 Qa2 30. Rxg6+ hxg6 31. Rxg6+ Kh7 *", + "Moves": "g6g7 h7h8 g7h7 h8h7 g1g7", + "MovesSAN": "Rg7+ Kh8 Rh7+ Kxh7 Qg7#", + "Themes": "attraction exposedKing long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "3r3k/2p4p/p3Q1p1/1p6/3q4/1B6/PPP5/2K2R2 b - - 1 28", + "PGN": "1. e4 g6 2. d4 Bg7 3. Nc3 Nf6 4. Be3 b6 5. Qd2 Bb7 6. f3 Nc6 7. Bb5 a6 8. Bc4 e6 9. Nge2 O-O 10. h4 d5 11. Bb3 dxe4 12. fxe4 Nb4 13. O-O-O Nxe4 14. Nxe4 Bxe4 15. h5 Bxg2 16. Rhg1 Be4 17. hxg6 Bxg6 18. Nf4 Nd5 19. Nxg6 fxg6 20. Bh6 Rf7 21. Rdf1 Qe7 22. Bxg7 Rxf1+ 23. Rxf1 Qxg7 24. Qg2 Rd8 25. Qe2 b5 26. Qxe6+ Kh8 27. Bxd5 Qxd4 28. Bb3 *", + "Moves": "d4d2 c1b1 d2d1 f1d1 d8d1", + "MovesSAN": "Qd2+ Kb1 Qd1+ Rxd1 Rxd1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "2r3r1/Q6p/2b1pkq1/2Pp1p2/p4P2/P7/6PP/4RR1K w - - 4 40", + "PGN": "1. d4 c5 2. dxc5 Qa5+ 3. Nc3 Qxc5 4. Be3 Qc6 5. Nf3 e6 6. Nd4 Qc4 7. Bf4 Bc5 8. e3 Qb4 9. Qc1 a6 10. a3 Qa5 11. b4 Qb6 12. bxc5 Qxc5 13. Na4 Qa5+ 14. Qd2 Qxa4 15. Bd3 Nc6 16. Nxc6 Qxc6 17. O-O b5 18. Qb4 Bb7 19. f3 d5 20. Rac1 a5 21. Qd4 Nf6 22. Be5 Ke7 23. e4 Rad8 24. Bxf6+ gxf6 25. e5 fxe5 26. Qxe5 Rdg8 27. Qh5 Qc3 28. Bxb5 Qc5+ 29. Kh1 Qxb5 30. Qh4+ f6 31. c4 Qd7 32. c5 Rc8 33. Qh6 Qe8 34. f4 Qg6 35. Qh3 f5 36. Qb3 Bc6 37. Qb6 a4 38. Qa7+ Kf6 39. Rce1 Rhg8 *", + "Moves": "e1e6 f6e6 f1e1 e6f6 a7e7", + "MovesSAN": "Rxe6+ Kxe6 Re1+ Kf6 Qe7#", + "Themes": "attraction long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "8/7p/N3R1p1/2P1p3/P4k2/7P/2r3P1/7K b - - 2 36", + "PGN": "1. e4 c5 2. Nc3 g6 3. f4 Bg7 4. Nf3 Nc6 5. Bb5 Nd4 6. O-O Nxb5 7. Nxb5 c4 8. Nc3 d6 9. Kh1 Nf6 10. Qe2 Qc7 11. e5 dxe5 12. fxe5 Ng4 13. e6 Bxe6 14. Ng5 Qe5 15. Qxe5 Bxe5 16. Nxe6 fxe6 17. Ne4 Rf8 18. Rxf8+ Kxf8 19. h3 Nh6 20. d3 Nf5 21. dxc4 Kg7 22. Bg5 Bxb2 23. Rb1 Bf6 24. Rxb7 Nd6 25. Bxf6+ Kf7 26. Nxd6+ Kxf6 27. Nb5 a6 28. Nc7 Rd8 29. c5 Rd2 30. Nxa6 Rxc2 31. a4 Rc4 32. Rb4 Rc2 33. Rf4+ Kg5 34. Rf7 e5 35. Rxe7 Kf4 36. Re6 *", + "Moves": "f4g3 e6e5 c2c1 e5e1 c1e1", + "MovesSAN": "Kg3 Rxe5 Rc1+ Re1 Rxe1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "rn2k2r/1b3p2/2pp1P1p/qp2p3/4P1P1/BPNB1N2/2PPQP2/2K3RR b kq - 0 16", + "PGN": "1. e4 e5 2. Bd3 Bc5 3. Nc3 Nf6 4. Qe2 d6 5. h3 a6 6. b3 b5 7. Bb2 Bb7 8. Nf3 h6 9. g4 g5 10. O-O-O c6 11. Rdg1 a5 12. h4 a4 13. hxg5 axb3 14. axb3 Qa5 15. gxf6 Ba3 16. Bxa3 *", + "Moves": "a5a3 c1d1 a3a1 c3b1 a1b1", + "MovesSAN": "Qxa3+ Kd1 Qa1+ Nb1 Qxb1#", + "Themes": "long mate mateIn3 middlegame queensideAttack" + }, + { + "FEN": "2r5/p3br1k/1qb1p1pp/3pB3/2p1nP1Q/1PN2R2/P1P1B1P1/3R3K w - - 4 27", + "PGN": "1. e4 e6 2. d4 d5 3. e5 c5 4. Nf3 cxd4 5. Nxd4 Nc6 6. Bb5 Bd7 7. O-O Nxe5 8. Qe2 Nc6 9. Nxc6 bxc6 10. Bd3 Nf6 11. Bg5 Be7 12. Nc3 O-O 13. h4 c5 14. Qf3 c4 15. Be2 h6 16. Bf4 Rc8 17. Qg3 Kh8 18. Rad1 Bb4 19. Be5 Be7 20. f4 Qb6+ 21. Kh1 Bc6 22. b3 g6 23. h5 Kh7 24. hxg6+ fxg6 25. Qh4 Rf7 26. Rf3 Ne4 *", + "Moves": "h4h6 h7h6 f3h3 e7h4 h3h4", + "MovesSAN": "Qxh6+ Kxh6 Rh3+ Bh4 Rxh4#", + "Themes": "attraction long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "3r1b1k/6pP/1q1pBp2/pp1Pp2Q/3p4/1P1P4/P4K2/8 w - - 0 41", + "PGN": "1. e4 c5 2. Nc3 e6 3. f4 Nf6 4. Nf3 Be7 5. g3 Nc6 6. Bg2 d6 7. O-O O-O 8. d3 a6 9. h3 Qb6 10. g4 e5 11. f5 Nd4 12. g5 Nd7 13. Nd5 Qd8 14. h4 f6 15. g6 h6 16. Nxd4 cxd4 17. Qh5 Re8 18. Bxh6 Nf8 19. Bd2 b5 20. Qg4 Bb7 21. h5 Bxd5 22. exd5 Rc8 23. h6 Rxc2 24. h7+ Kh8 25. Bh6 Nd7 26. Rf3 Bf8 27. Bc1 Qc7 28. Rf1 Nc5 29. Qd1 Na4 30. b3 Nb2 31. Bxb2 Rxb2 32. Rc1 Qd7 33. Rf2 Rxf2 34. Kxf2 Qxf5+ 35. Qf3 Qxg6 36. Bh3 Qf7 37. Be6 Qb7 38. Rc6 a5 39. Qh5 Rd8 40. Rb6 Qxb6 *", + "Moves": "h5f7 f8e7 f7g8 d8g8 h7g8q", + "MovesSAN": "Qf7 Be7 Qg8+ Rxg8 hxg8=Q#", + "Themes": "advancedPawn endgame long mate mateIn3 promotion" + }, + { + "FEN": "5rk1/R1Q4R/p4q2/5pq1/4p3/7P/5rPK/8 w - - 0 42", + "PGN": "1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Nf3 Nf6 5. Bd3 g6 6. Bg5 Bg7 7. h3 O-O 8. O-O Nc6 9. Re1 Bf5 10. Bxf5 gxf5 11. Qd3 e6 12. Ne5 Qc7 13. Bf4 Qb6 14. Nxc6 bxc6 15. b3 Ne4 16. Nd2 Bxd4 17. Nxe4 fxe4 18. Qg3+ Kh8 19. Be5+ f6 20. Bxd4 Qxd4 21. Rad1 Qb2 22. Qd6 Qxc2 23. Qxe6 Rae8 24. Qd6 Rd8 25. Qe6 Qxa2 26. Qxc6 Qxb3 27. Qa6 Qb6 28. Qe2 f5 29. Rb1 Qf6 30. Rb7 a6 31. Rc1 Rc8 32. Rcb1 d4 33. Ra7 d3 34. Qd2 Rc2 35. Qe3 Re2 36. Qf4 d2 37. Rbb7 d1=Q+ 38. Kh2 Qd2 39. Rxh7+ Kg8 40. Qg3+ Qdg5 41. Qc7 Rxf2 *", + "Moves": "h7h8 f6h8 c7c4 f8f7 c4f7", + "MovesSAN": "Rh8+ Qxh8 Qc4+ Rf7 Qxf7#", + "Themes": "exposedKing long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "8/R5pk/8/6PK/2r5/8/p7/8 w - - 5 53", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nc3 Nc6 4. Bb5 d6 5. Bxc6+ bxc6 6. O-O Be7 7. d4 exd4 8. Qxd4 O-O 9. Re1 h6 10. Bd2 Be6 11. b3 d5 12. e5 Nd7 13. Na4 c5 14. Qe3 d4 15. Qe4 Nb6 16. Nb2 Bd5 17. Qg4 Be6 18. Qe4 Qd7 19. c3 Bf5 20. Qe2 dxc3 21. Bxc3 Rad8 22. Rad1 Qc6 23. Nh4 Bxh4 24. g3 Be7 25. f3 f6 26. g4 Bg6 27. exf6 Bxf6 28. Bxf6 Qxf6 29. Rxd8 Rxd8 30. Kg2 Qd6 31. Qe6+ Qxe6 32. Rxe6 Bf7 33. Re7 Rd2+ 34. Kg3 Rxb2 35. Rxc7 Rxa2 36. Rxc5 Ra3 37. Rb5 Rxb3 38. Rc5 Bd5 39. h4 Rxf3+ 40. Kh2 Rf2+ 41. Kg3 Rg2+ 42. Kh3 Kh7 43. Rc7 a5 44. Rc5 a4 45. Ra5 Nd7 46. Rxd5 Rb2 47. Rxd7 a3 48. g5 a2 49. Ra7 hxg5 50. hxg5 Rb3+ 51. Kg4 Rb4+ 52. Kh5 Rc4 *", + "Moves": "g5g6 h7h8 a7a8 c4c8 a8c8", + "MovesSAN": "g6+ Kh8 Ra8+ Rc8 Rxc8#", + "Themes": "endgame long mate mateIn3 rookEndgame" + }, + { + "FEN": "4r1k1/3Q1qpp/p7/1p1R4/8/7P/PPP2PP1/6K1 b - - 0 28", + "PGN": "1. d4 e6 2. e4 c5 3. Nf3 cxd4 4. Qxd4 Nc6 5. Qd1 Be7 6. Nc3 a6 7. Bc4 Nf6 8. O-O Qc7 9. Be3 Nb4 10. Bb3 Nc6 11. Qd2 Ne5 12. Nxe5 Qxe5 13. Bf4 Qh5 14. Rad1 O-O 15. Bd6 Bxd6 16. Qxd6 Ng4 17. h3 Nf6 18. Ba4 b5 19. Bb3 Bb7 20. e5 Nd5 21. Nxd5 exd5 22. Bxd5 Bxd5 23. Rxd5 Rae8 24. Re1 Qf5 25. e6 Qf6 26. exf7+ Qxf7 27. Rxe8 Rxe8 28. Qxd7 *", + "Moves": "e8e1 g1h2 f7f4 g2g3 f4f2", + "MovesSAN": "Re1+ Kh2 Qf4+ g3 Qxf2#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "3r4/1q3kpQ/p2p1p1p/1p1Pp3/1P4P1/P1rB4/6KP/4N3 w - - 4 31", + "PGN": "1. e4 c5 2. d4 cxd4 3. Nf3 Nc6 4. Bc4 d6 5. O-O Nf6 6. Re1 e5 7. Bg5 Be7 8. c3 dxc3 9. Nxc3 h6 10. Bxf6 Bxf6 11. Nd5 O-O 12. b4 Be6 13. a3 a6 14. Qd2 b5 15. Be2 Ne7 16. Rac1 Nxd5 17. exd5 Bf5 18. Red1 Qd7 19. Ne1 Qb7 20. Rc6 Rfd8 21. Rdc1 Bg5 22. f4 Bxf4 23. Qc3 Bxc1 24. Qxc1 Rac8 25. g4 Be4 26. Qe3 Rxc6 27. Qxe4 Rc1 28. Bd3 f6 29. Kg2 Rc3 30. Qh7+ Kf7 *", + "Moves": "d3g6 f7f8 h7h8 f8e7 h8g7", + "MovesSAN": "Bg6+ Kf8 Qh8+ Ke7 Qxg7#", + "Themes": "deflection endgame interference long mate mateIn3" + }, + { + "FEN": "1n4rk/4b1pp/2p1P3/1pPqp3/pP1P2QN/P7/3B2PP/6K1 w - - 0 29", + "PGN": "1. d4 d5 2. c4 c6 3. Nc3 Bf5 4. e3 e6 5. a3 Nf6 6. Nf3 Bd6 7. c5 Be7 8. Be2 a5 9. O-O O-O 10. Bd2 b6 11. b4 a4 12. Ne5 b5 13. f4 Ne4 14. Nxe4 Bxe4 15. Bf3 Bxf3 16. Nxf3 f6 17. Qe2 Nd7 18. e4 dxe4 19. Qxe4 Rc8 20. Qxe6+ Kh8 21. Rae1 Re8 22. Qg4 Bf8 23. f5 Nb8 24. Re6 Qd5 25. Rfe1 Rxe6 26. fxe6 Be7 27. Nh4 Rg8 28. Re5 fxe5 *", + "Moves": "h4g6 h7g6 g4h3 e7h4 h3h4", + "MovesSAN": "Ng6+ hxg6 Qh3+ Bh4 Qxh4#", + "Themes": "kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "5r2/1r2Pp1k/5Q1p/4P1pP/8/1p2P3/5RPK/qq6 w - - 0 39", + "PGN": "1. d4 g6 2. Bg5 Bg7 3. f4 h6 4. Bh4 c5 5. c3 cxd4 6. cxd4 d5 7. e3 Nc6 8. Nf3 Bf5 9. Bd3 Be4 10. O-O Nf6 11. Ne5 O-O 12. Nc3 Bxd3 13. Qxd3 Rc8 14. h3 Nb4 15. Qd2 Qb6 16. a3 Nc6 17. Bxf6 Nxe5 18. Bxg7 Nc4 19. Qe2 Kxg7 20. Nxd5 Qxb2 21. Qf3 e6 22. Nb4 Qd2 23. Rae1 Rc7 24. Re2 Qc3 25. Rd1 Qxa3 26. Nd3 b5 27. Rf1 b4 28. Ne5 Nxe5 29. fxe5 b3 30. Qf6+ Kh7 31. Rff2 Rb7 32. Rb2 Qa1+ 33. Kh2 a5 34. h4 a4 35. h5 g5 36. d5 a3 37. dxe6 axb2 38. e7 b1=Q *", + "Moves": "f6f7 f8f7 f2f7 h7h8 e7e8q", + "MovesSAN": "Qxf7+ Rxf7 Rxf7+ Kh8 e8=Q#", + "Themes": "advancedPawn endgame long mate mateIn3 promotion sacrifice" + }, + { + "FEN": "r6r/pp3pk1/2pp4/2b5/8/6P1/PP4PP/1B1R1R1K b - - 0 27", + "PGN": "1. e4 e5 2. d4 exd4 3. c3 dxc3 4. Nxc3 Bc5 5. Nf3 d6 6. Bc4 Nf6 7. Bg5 O-O 8. O-O Bg4 9. Qd3 Nc6 10. Nd5 Bxf3 11. Bxf6 gxf6 12. Qxf3 Ne5 13. Qg3+ Ng6 14. Rad1 c6 15. Nf4 Qe7 16. Nxg6 hxg6 17. Qxg6+ Kh8 18. Qh5+ Kg7 19. Qg4+ Kh7 20. Bd3 Qe5 21. Kh1 Qg5 22. e5+ Kg7 23. exf6+ Kxf6 24. Qf3+ Kg7 25. Bb1 Rh8 26. Qg3 Qxg3 27. fxg3 *", + "Moves": "h8h2 h1h2 a8h8 b1h7 h8h7", + "MovesSAN": "Rxh2+ Kxh2 Rh8+ Bh7 Rxh7#", + "Themes": "attraction endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "R1b2rk1/6pp/4p1p1/3pP3/1Q1N4/1p6/2q2PPP/4R1K1 b - - 2 21", + "PGN": "1. e4 e6 2. d4 d5 3. e5 c5 4. Nf3 Nc6 5. Bd3 cxd4 6. O-O Nge7 7. Re1 Ng6 8. Bxg6 fxg6 9. a3 Be7 10. b4 O-O 11. Nbd2 b5 12. Nb3 a5 13. Nbxd4 Nxd4 14. Qxd4 axb4 15. a4 bxa4 16. Bd2 b3 17. cxb3 axb3 18. Rxa8 Qc7 19. Bb4 Bxb4 20. Qxb4 Qc2 21. Nd4 *", + "Moves": "c2f2 g1h1 f2f1 e1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "2b5/1p1p1pk1/1pn2Np1/2p1P1P1/7R/2P3P1/2r2PK1/8 w - - 0 29", + "PGN": "1. e4 e5 2. d4 exd4 3. Qxd4 Qf6 4. e5 Qb6 5. c3 Bc5 6. Qf4 Ne7 7. Be3 Bxe3 8. Qxe3 Nd5 9. Qxb6 axb6 10. Nf3 h6 11. Bc4 Nf4 12. O-O O-O 13. Nbd2 Kh7 14. Rad1 Ne6 15. Bd3+ g6 16. Ne4 Nf4 17. Nf6+ Kg7 18. Bc2 c6 19. g3 Nh3+ 20. Kg2 Ng5 21. Nxg5 hxg5 22. Rd4 Rxa2 23. h4 c5 24. Re4 Nc6 25. hxg5 Rxb2 26. Rh4 Rh8 27. Rfh1 Rxh4 28. Rxh4 Rxc2 *", + "Moves": "h4h7 g7f8 h7h8 f8e7 h8e8", + "MovesSAN": "Rh7+ Kf8 Rh8+ Ke7 Re8#", + "Themes": "endgame hookMate long mate mateIn3" + }, + { + "FEN": "2k5/1pp1b2Q/p3pr2/3pN3/3q4/8/PPP2PPP/R4NK1 b - - 0 21", + "PGN": "1. e4 e6 2. Nf3 d5 3. e5 Nc6 4. d4 Be7 5. Bb5 Bd7 6. O-O a6 7. Bxc6 Bxc6 8. Nc3 f6 9. Ne2 fxe5 10. Nxe5 Bb5 11. Ng3 Bxf1 12. Qh5+ g6 13. Nxg6 Nf6 14. Qh6 Qd7 15. Nxh8 O-O-O 16. Nf7 Rf8 17. Ne5 Qb5 18. Nxf1 Qb4 19. Bg5 Qxd4 20. Bxf6 Rxf6 21. Qxh7 *", + "Moves": "d4f2 g1h1 f2f1 a1f1 f6f1", + "MovesSAN": "Qxf2+ Kh1 Qxf1+ Rxf1 Rxf1#", + "Themes": "backRankMate deflection long mate mateIn3 middlegame" + }, + { + "FEN": "r1bq1r1k/pp3Qpp/2p1n3/3p4/8/P5PB/1B2P2P/R4RK1 w - - 2 21", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 d5 5. a3 Bxc3+ 6. bxc3 O-O 7. Ne5 Nbd7 8. cxd5 exd5 9. g3 Re8 10. f4 Ne4 11. Bg2 Nxc3 12. Qc2 Nb5 13. O-O Nxd4 14. Qd3 Nxe5 15. fxe5 Ne6 16. Bb2 c6 17. Qf3 Nc5 18. Qxf7+ Kh8 19. e6 Nxe6 20. Bh3 Rf8 *", + "Moves": "b2g7 e6g7 f7f8 d8f8 f1f8", + "MovesSAN": "Bxg7+ Nxg7 Qxf8+ Qxf8 Rxf8#", + "Themes": "backRankMate deflection fork long mate mateIn3 middlegame" + }, + { + "FEN": "1k3N2/2p1p3/p1p5/4P3/3P2Q1/8/qP1b1PPP/5K1R b - - 0 26", + "PGN": "1. d4 d5 2. c4 dxc4 3. e3 Bf5 4. Bxc4 Bxb1 5. Rxb1 Nc6 6. Qf3 Nf6 7. Ne2 Qd7 8. Nf4 O-O-O 9. Bd2 g5 10. Ne2 h5 11. Bb5 a6 12. Bxc6 bxc6 13. Rc1 Nd5 14. Qxf7 Bh6 15. Qxh5 Qd6 16. Qg4+ Kb8 17. e4 Nb4 18. e5 Nd3+ 19. Kf1 Qd5 20. Rc3 Rdf8 21. Rxd3 Rf4 22. Bxf4 gxf4 23. Nxf4 Qxa2 24. Rd2 Rf8 25. Ng6 Bxd2 26. Nxf8 *", + "Moves": "a2c4 g4e2 c4c1 e2d1 c1d1", + "MovesSAN": "Qc4+ Qe2 Qc1+ Qd1 Qxd1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "r6k/2p2Qpp/4P3/8/rp2pP2/4P2P/1PNRq1P1/2K4R b - - 4 28", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nc3 Be7 4. Qc2 O-O 5. Nf3 d5 6. Bg5 Ne4 7. Bxe7 Qxe7 8. Nxe4 dxe4 9. Ne5 f6 10. Ng4 Nc6 11. O-O-O f5 12. Ne3 Bd7 13. f4 a6 14. d5 Nb4 15. Qb3 Qc5 16. a3 a5 17. axb4 axb4 18. Nc2 Ra4 19. e3 Rfa8 20. Be2 b5 21. h3 bxc4 22. Bxc4 Bb5 23. Bxb5 Qxb5 24. dxe6 Kf8 25. Qd5 Qe2 26. Qxf5+ Kg8 27. Qf7+ Kh8 28. Rd2 *", + "Moves": "a4a1 c2a1 a8a1 c1c2 e2c4", + "MovesSAN": "Ra1+ Nxa1 Rxa1+ Kc2 Qc4#", + "Themes": "long mate mateIn3 middlegame queensideAttack sacrifice" + }, + { + "FEN": "7k/4R1p1/6pp/4B3/3n4/6NP/PPr3PK/8 b - - 4 36", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 4. d3 h6 5. c3 a6 6. Ba4 b5 7. Bc2 Bg4 8. h3 Bh5 9. Be3 Nf6 10. Nbd2 Be7 11. O-O O-O 12. Re1 d5 13. Nf1 dxe4 14. dxe4 Qxd1 15. Raxd1 Bg6 16. Ng3 Rad8 17. Nh4 Kh8 18. Nxg6+ fxg6 19. Rxd8 Rxd8 20. Rf1 b4 21. cxb4 Nxb4 22. Bb3 Nc6 23. f4 exf4 24. Bxf4 Bc5+ 25. Kh1 Rd7 26. e5 Ng8 27. e6 Rd4 28. Bxc7 a5 29. Rc1 a4 30. Bxa4 Rxa4 31. Rxc5 Nd4 32. Re5 Rc4 33. e7 Nxe7 34. Rxe7 Rc1+ 35. Kh2 Rc2 36. Be5 *", + "Moves": "d4f3 h2h1 c2c1 g3f1 c1f1", + "MovesSAN": "Nf3+ Kh1 Rc1+ Nf1 Rxf1#", + "Themes": "endgame long mate mateIn3 pin" + }, + { + "FEN": "3r2k1/1p3pPp/p7/2p2NP1/4p3/2P1r2Q/PP1q4/6K1 w - - 0 35", + "PGN": "1. e4 c5 2. Nf3 d6 3. Be2 Nf6 4. O-O e5 5. c3 Be6 6. d4 Be7 7. d5 Bg4 8. h3 Bh5 9. Bb5+ Nbd7 10. Bg5 Nxe4 11. Bxe7 Qxe7 12. g4 Bg6 13. Qa4 Nf6 14. Nbd2 a6 15. g5 Nxd5 16. Bxd7+ Qxd7 17. Qc4 Nb6 18. Qh4 O-O 19. Rad1 Qf5 20. Nb3 Rad8 21. Rd2 Nc4 22. Qg3 Nxd2 23. Nbxd2 e4 24. Nh4 Qe6 25. Re1 d5 26. f4 Bf5 27. Nf1 Bxh3 28. Ne3 d4 29. f5 Qd6 30. Qxh3 dxe3 31. Rxe3 Qd2 32. f6 Rd3 33. fxg7 Rfd8 34. Nf5 Rxe3 *", + "Moves": "f5e7 g8g7 h3h6 g7h8 h6f6", + "MovesSAN": "Ne7+ Kxg7 Qh6+ Kh8 Qf6#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "8/5pp1/1p3n1k/6N1/p6P/3Q3K/1q6/8 w - - 3 42", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 O-O 6. f3 d5 7. cxd5 exd5 8. Bg5 h6 9. Bh4 Bf5 10. e3 Nbd7 11. Bd3 Bxd3 12. Qxd3 Rc8 13. Rb1 b6 14. Ne2 Re8 15. O-O c5 16. e4 cxd4 17. cxd4 Qc7 18. Rfc1 dxe4 19. fxe4 Qd6 20. e5 Nxe5 21. Qf5 Rxc1+ 22. Rxc1 Ng6 23. Bg3 Qxa3 24. Be5 Qe3+ 25. Kf1 Nxe5 26. dxe5 Rxe5 27. Rc8+ Re8 28. Rxe8+ Qxe8 29. Qd3 Qc6 30. Nd4 Qc1+ 31. Ke2 Qb2+ 32. Kf3 a5 33. g4 Qa2 34. h4 Qd5+ 35. Kg3 Qe5+ 36. Kh3 a4 37. Nf3 Qb2 38. Qd8+ Kh7 39. g5 hxg5 40. Nxg5+ Kg6 41. Qd3+ Kh6 *", + "Moves": "g5f7 h6h5 d3f5 g7g5 f5g5", + "MovesSAN": "Nxf7+ Kh5 Qf5+ g5 Qxg5#", + "Themes": "endgame exposedKing long mate mateIn3" + }, + { + "FEN": "2r3rk/1q3p1p/p2ppb2/1pp3PR/8/1P1Pp3/P1PN3P/R2Q2K1 w - - 0 21", + "PGN": "1. f4 c5 2. Nf3 e6 3. e3 Nc6 4. b3 a6 5. Be2 b5 6. Bb2 Bb7 7. O-O Rc8 8. d3 Nf6 9. Nbd2 Be7 10. Ne5 Nxe5 11. Bxe5 d6 12. Bb2 O-O 13. Bf3 Qc7 14. Bxb7 Qxb7 15. Rf3 Kh8 16. Rh3 Rg8 17. g4 g5 18. Rh5 gxf4 19. g5 fxe3 20. Bxf6+ Bxf6 *", + "Moves": "h5h7 h8h7 d1h5 h7g7 h5h6", + "MovesSAN": "Rxh7+ Kxh7 Qh5+ Kg7 Qh6#", + "Themes": "attraction kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "3r3r/p1p4k/1p1b3p/3bq3/4pRQ1/2P5/PP4PP/5R1K w - - 8 24", + "PGN": "1. e4 e5 2. Bc4 Nc6 3. c3 Nf6 4. f4 exf4 5. Nf3 Nxe4 6. Bxf7+ Kxf7 7. O-O g5 8. d4 h6 9. Ne5+ Nxe5 10. dxe5 d5 11. Qh5+ Kg7 12. Qf3 Bf5 13. Nd2 Qe7 14. Nxe4 dxe4 15. Qd1 Rd8 16. Qb3 Qc5+ 17. Kh1 b6 18. Bxf4 gxf4 19. Rxf4 Qxe5 20. Raf1 Be6 21. Qc2 Bd5 22. Qe2 Bd6 23. Qg4+ Kh7 *", + "Moves": "f4f7 d5f7 f1f7 e5g7 f7g7", + "MovesSAN": "Rf7+ Bxf7 Rxf7+ Qg7 Rxg7#", + "Themes": "long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "2QR4/5ppk/4p2p/4P3/1P4P1/7K/5q1P/8 b - - 7 45", + "PGN": "1. d4 d5 2. e3 a6 3. c4 dxc4 4. Bxc4 Nf6 5. Nf3 Bg4 6. O-O e6 7. Be2 Bd6 8. Qb3 Nbd7 9. Qxb7 Rb8 10. Qxa6 O-O 11. Qd3 Bf5 12. Qd2 Bb4 13. Nc3 Nd5 14. a3 Ba5 15. b4 Nxc3 16. Qxc3 Bb6 17. Bd3 Bg4 18. Ne5 Nxe5 19. dxe5 c5 20. Bb2 cxb4 21. axb4 Rc8 22. Qb3 Bf5 23. Rfd1 Qg5 24. Bxf5 Qxf5 25. g3 Rc6 26. Qa4 Rfc8 27. Qa8 h6 28. Qa4 Rc2 29. Rf1 Rxb2 30. Qa6 Bd8 31. Qxc8 Rd2 32. Rad1 Rxd1 33. Rxd1 Kh7 34. Rxd8 Qb1+ 35. Kg2 Qe4+ 36. Kg1 Qb1+ 37. Kg2 Qe4+ 38. Kh3 Qf5+ 39. g4 Qf3+ 40. Kh4 Qxf2+ 41. Kh3 Qxe3+ 42. Kg2 Qe4+ 43. Kh3 Qf3+ 44. Kh4 Qf2+ 45. Kh3 *", + "Moves": "f2f3 h3h4 g7g5 h4h5 f3h3", + "MovesSAN": "Qf3+ Kh4 g5+ Kh5 Qh3#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "8/4R3/pk6/1p6/4pB1p/P3N2P/1r4PK/4n3 b - - 3 42", + "PGN": "1. e4 e5 2. Bc4 Nf6 3. Nc3 Nc6 4. d3 d6 5. a3 Be7 6. f4 Bg4 7. Nf3 Qd7 8. O-O a6 9. h3 Bxf3 10. Qxf3 Nd4 11. Qf2 b5 12. Ba2 c6 13. fxe5 dxe5 14. Nd1 Bc5 15. Be3 Qd6 16. c3 Ne6 17. Bxe6 fxe6 18. Bxc5 Qxd3 19. Qe3 Qxe4 20. Qxe4 Nxe4 21. Be3 O-O-O 22. Nf2 Ng3 23. Rfd1 h5 24. Kh2 h4 25. Ng4 e4 26. Bf4 Ne2 27. Bg5 Rd5 28. Be3 Rhd8 29. Rxd5 exd5 30. Rf1 d4 31. cxd4 Nxd4 32. Rf7 Nc2 33. Bb6 Rd3 34. Rc7+ Kb8 35. Rxc6 Rd2 36. Be3 Re2 37. Bf4+ Kb7 38. Rg6 Ne1 39. Rxg7+ Kc6 40. Ne3 Rxb2 41. Rc7+ Kb6 42. Re7 *", + "Moves": "e1f3 h2h1 b2b1 e3d1 b1d1", + "MovesSAN": "Nf3+ Kh1 Rb1+ Nd1 Rxd1#", + "Themes": "endgame long mate mateIn3 pin" + }, + { + "FEN": "4rrk1/pp2Q2p/6p1/8/8/P6q/1PP3R1/2K3R1 w - - 4 35", + "PGN": "1. e4 e6 2. d4 d6 3. Nc3 d5 4. e5 Bb4 5. Bd2 Ne7 6. f4 Nf5 7. Nf3 c5 8. Bd3 Bxc3 9. Bxc3 Ne3 10. Qe2 Nf5 11. Bxf5 exf5 12. O-O-O cxd4 13. Rxd4 O-O 14. h3 Be6 15. g4 Nc6 16. Rdd1 Qb6 17. Rdg1 d4 18. Bd2 Bd5 19. gxf5 Nb4 20. Bxb4 Qxb4 21. a3 Qc5 22. Qd3 Qc6 23. Rh2 Bxf3 24. Qxd4 Rfd8 25. Qf2 Rac8 26. Qg3 g6 27. Qg5 Qe8 28. fxg6 fxg6 29. f5 Bh5 30. Qxh5 Qxe5 31. Qe2 Qxf5 32. Rf2 Qxh3 33. Qe7 Rf8 34. Rfg2 Rce8 *", + "Moves": "g2g6 h7g6 g1g6 g8h8 e7g7", + "MovesSAN": "Rxg6+ hxg6 Rxg6+ Kh8 Qg7#", + "Themes": "endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "1k6/ppp3p1/2n4p/3QP3/2KP4/2P5/PP1q4/5r2 w - - 0 30", + "PGN": "1. e4 Nc6 2. f4 d5 3. e5 f6 4. d4 Bf5 5. Nf3 e6 6. Bd3 Nh6 7. O-O Be7 8. h3 Qd7 9. g4 Nxg4 10. hxg4 Bxg4 11. c3 fxe5 12. fxe5 O-O-O 13. Qc2 Rdf8 14. Ng5 Rxf1+ 15. Kxf1 h6 16. Nf7 Rf8 17. Bg6 Bf5 18. Qg2 Be4 19. Qg3 Bxg6 20. Qxg6 Qe8 21. Be3 Rxf7+ 22. Ke2 Qf8 23. Nd2 Bg5 24. Qxe6+ Kb8 25. Qxd5 Bxe3 26. Kxe3 Rf2 27. Rf1 Qf4+ 28. Kd3 Qxd2+ 29. Kc4 Rxf1 *", + "Moves": "d5g8 f1f8 g8f8 c6d8 f8d8", + "MovesSAN": "Qg8+ Rf8 Qxf8+ Nd8 Qxd8#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "1r6/p3p1k1/3P2p1/q7/6P1/2p1B3/P1P1QP2/2K4R b - - 1 27", + "PGN": "1. e4 c5 2. Nc3 g6 3. Bc4 Bg7 4. Nf3 d6 5. d3 Nf6 6. Be3 O-O 7. Qd2 Nc6 8. h4 Bg4 9. Nh2 Be6 10. Bxe6 fxe6 11. g4 Nd4 12. O-O-O b5 13. h5 b4 14. Ne2 Nxe2+ 15. Qxe2 Kf7 16. hxg6+ hxg6 17. Nf3 Rh8 18. Ng5+ Ke8 19. Nxe6 Qa5 20. Nxg7+ Kf7 21. Kb1 Kxg7 22. d4 Rxh1 23. Rxh1 Rb8 24. dxc5 Nxe4 25. cxd6 Nc3+ 26. bxc3 bxc3+ 27. Kc1 *", + "Moves": "a5a3 c1d1 b8b1 e3c1 b1c1", + "MovesSAN": "Qa3+ Kd1 Rb1+ Bc1 Rxc1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "3Q4/p5pk/7p/4Nr2/6q1/2Pp4/PP4PP/2B2RK1 b - - 0 32", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Ng5 Bc5 5. Bc4 Nh6 6. Qh5 Ne5 7. Nxf7 Nhxf7 8. Bxf7+ Nxf7 9. Qxc5 Qf6 10. O-O c6 11. f4 d6 12. Qc4 c5 13. c3 Be6 14. Qb5+ Bd7 15. Qxb7 Rc8 16. Bd2 Bc6 17. Qxc8+ Nd8 18. Na3 O-O 19. Rae1 Qg6 20. f5 Qg4 21. Rf4 Qh5 22. Ref1 Bb7 23. Qd7 Bc6 24. Qxd6 Qe2 25. Bc1 d3 26. Nc4 Bxe4 27. R4f2 Qg4 28. Ne5 Bxf5 29. Qxc5 h6 30. Rxf5 Rxf5 31. Qd5+ Kh7 32. Qxd8 *", + "Moves": "f5f1 g1f1 g4e2 f1g1 e2e1", + "MovesSAN": "Rxf1+ Kxf1 Qe2+ Kg1 Qe1#", + "Themes": "attraction endgame fork long mate mateIn3" + }, + { + "FEN": "r5rk/pq4bp/3pp3/2pn4/7R/2N2Q2/PPP3PP/R1B4K w - - 0 22", + "PGN": "1. e4 c5 2. Nc3 Nc6 3. Bb5 g6 4. Nf3 Bg7 5. d4 cxd4 6. Bxc6 bxc6 7. Nxd4 c5 8. Nb3 d6 9. O-O Nf6 10. f4 O-O 11. f5 gxf5 12. exf5 Bb7 13. Qe1 Qb6 14. Kh1 Qc6 15. Qg3 Kh8 16. Na5 Qc7 17. Nxb7 Qxb7 18. Rf4 Rg8 19. Rh4 Nd5 20. Qf3 e6 21. fxe6 fxe6 *", + "Moves": "h4h7 h8h7 f3h5 g7h6 h5h6", + "MovesSAN": "Rxh7+ Kxh7 Qh5+ Bh6 Qxh6#", + "Themes": "attraction kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "4k2N/6Q1/p1qn1R2/1p6/8/4P3/P2R2PP/7K b - - 0 27", + "PGN": "1. b3 c5 2. Bb2 Nc6 3. e3 d6 4. Bb5 Bd7 5. f4 a6 6. Be2 b5 7. Nf3 Rc8 8. O-O Na5 9. d3 Qb6 10. Kh1 c4 11. Bd4 Qc6 12. b4 Nb7 13. Nc3 cxd3 14. Bxd3 e5 15. fxe5 dxe5 16. Nxe5 Qe6 17. Nxf7 Bxb4 18. Nxh8 Bxc3 19. Bxc3 Rxc3 20. Bxh7 Nf6 21. Bf5 Qc6 22. Bxd7+ Nxd7 23. Qg4 Rxc2 24. Rad1 Nf6 25. Qxg7 Nd6 26. Rxf6 Rd2 27. Rxd2 *", + "Moves": "c6c1 d2d1 c1d1 f6f1 d1f1", + "MovesSAN": "Qc1+ Rd1 Qxd1+ Rf1 Qxf1#", + "Themes": "endgame fork long mate mateIn3" + }, + { + "FEN": "1Q1r2k1/3P1pp1/qPR1p2p/8/8/3R4/5PPP/6K1 b - - 0 36", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nf3 Nf6 4. d4 e6 5. c4 Bb4+ 6. Bd2 Qe4+ 7. Be2 Nc6 8. O-O Bxd2 9. Qxd2 O-O 10. Nc3 Qg6 11. Ne5 Nxe5 12. dxe5 Nd7 13. Qe3 b6 14. Bf3 Rb8 15. Rad1 Nc5 16. b4 Na6 17. a3 c5 18. b5 Nc7 19. Ne4 a6 20. a4 axb5 21. axb5 Bb7 22. Nd6 Bxf3 23. Qxf3 Rbd8 24. Qb7 Ne8 25. Qxb6 Nxd6 26. exd6 Qc2 27. Qxc5 Rc8 28. Qe3 Qxc4 29. b6 Qc6 30. d7 Rcd8 31. Qd4 h6 32. Qd6 Qb7 33. Rd3 Rb8 34. Rc1 Rfd8 35. Rc6 Qa6 36. Qxb8 *", + "Moves": "a6a1 c6c1 a1c1 d3d1 c1d1", + "MovesSAN": "Qa1+ Rc1 Qxc1+ Rd1 Qxd1#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "6k1/R1p2rp1/1p2p2p/4Pq2/2QP4/8/3B2PP/6K1 b - - 0 32", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 O-O 6. f3 Ne8 7. e4 b6 8. Bd3 Ba6 9. Nh3 Nc6 10. O-O Na5 11. Qe2 d5 12. e5 Bxc4 13. f4 f5 14. exf6 Bxd3 15. Qxd3 Nxf6 16. Re1 Qd7 17. Ng5 Rae8 18. a4 Nc4 19. a5 h6 20. Nf3 Ne4 21. Ne5 Nxe5 22. fxe5 Qf7 23. Be3 Qh5 24. axb6 axb6 25. Ra7 Rf7 26. Rea1 Ref8 27. Ra8 Qf5 28. Rxf8+ Rxf8 29. Ra7 Rf7 30. c4 dxc4 31. Qxc4 Nd2 32. Bxd2 *", + "Moves": "f5f2 g1h1 f2f1 c4f1 f7f1", + "MovesSAN": "Qf2+ Kh1 Qf1+ Qxf1 Rxf1#", + "Themes": "backRankMate endgame fork long mate mateIn3" + }, + { + "FEN": "8/1R1P4/p7/2p5/P7/KP6/1rk5/8 b - - 4 49", + "PGN": "1. e4 e5 2. Nf3 d6 3. Nc3 Nc6 4. d4 Bg4 5. d5 Nd4 6. Be2 Qf6 7. Bg5 Nxf3+ 8. Bxf3 Bxf3 9. Qd2 Qg6 10. gxf3 Be7 11. Rg1 Bxg5 12. Rxg5 Qf6 13. Rf5 Qe7 14. Rg5 f6 15. Rg3 a6 16. O-O-O h5 17. Rdg1 g5 18. h4 O-O-O 19. hxg5 fxg5 20. Rxg5 h4 21. Rg7 Qf6 22. Qg5 Qxg5+ 23. R7xg5 Nf6 24. Ne2 Nh5 25. Rh1 h3 26. Rxh3 Nf4 27. Nxf4 exf4 28. Rxh8 Rxh8 29. Rf5 Rh2 30. Rxf4 Rxf2 31. Rf8+ Kd7 32. a4 Ke7 33. Rf5 c6 34. c4 cxd5 35. exd5 Rh2 36. Rg5 Kf6 37. f4 Rf2 38. Rg4 Kf5 39. Rg7 Rxf4 40. b3 Ke4 41. Kc2 Kd4 42. Rxb7 Rf2+ 43. Kb1 Kc3 44. c5 Rb2+ 45. Ka1 dxc5 46. d6 Kc2 47. d7 Rb1+ 48. Ka2 Rb2+ 49. Ka3 *", + "Moves": "c2b1 b3b4 c5c4 a4a5 b2a2", + "MovesSAN": "Kb1 b4 c4 a5 Ra2#", + "Themes": "endgame long mate mateIn3 rookEndgame" + }, + { + "FEN": "k7/P1K5/1P6/8/8/8/8/5q2 w - - 0 55", + "PGN": "1. e4 e6 2. Nf3 d5 3. exd5 exd5 4. d4 c5 5. c3 Nc6 6. h3 Nf6 7. Be3 Qb6 8. b3 Ne4 9. Bd3 Bf5 10. O-O cxd4 11. Nxd4 Nxd4 12. Bxd4 Qg6 13. Bxe4 Bxe4 14. f3 Bf5 15. Kh2 Bd6+ 16. f4 Be4 17. Rf2 Bxf4+ 18. Kh1 Qg3 19. Qg1 Be3 20. Bxe3 Qxe3 21. Nd2 O-O 22. Nxe4 Qxe4 23. Qe1 Rfe8 24. Qd2 Re6 25. Rd1 Rd8 26. c4 d4 27. Rf4 Qc6 28. Rxd4 Rde8 29. Rd8 Kf8 30. Rxe8+ Rxe8 31. Re1 Rxe1+ 32. Qxe1 b5 33. Qb4+ Ke8 34. Qxb5 Qxb5 35. cxb5 Kd7 36. Kg1 Kc7 37. Kf1 f5 38. Ke2 g6 39. Kd3 Kb6 40. a4 a6 41. bxa6 Kxa6 42. Kc4 g5 43. b4 f4 44. b5+ Kb6 45. Kb4 h5 46. a5+ Kb7 47. Kc5 g4 48. hxg4 hxg4 49. a6+ Kb8 50. Kc6 f3 51. gxf3 gxf3 52. b6 f2 53. a7+ Ka8 54. Kc7 f1=Q *", + "Moves": "b6b7 a8a7 b7b8q a7a6 b8b6", + "MovesSAN": "b7+ Kxa7 b8=Q+ Ka6 Qb6#", + "Themes": "advancedPawn endgame exposedKing long mate mateIn3 promotion queenEndgame" + }, + { + "FEN": "3k4/1p1P4/p2K3p/8/4P3/6p1/8/8 w - - 0 49", + "PGN": "1. e4 e5 2. Nf3 d6 3. c3 c5 4. Bc4 h6 5. d4 cxd4 6. cxd4 Nc6 7. d5 Nce7 8. O-O Ng6 9. Nc3 N8e7 10. Be3 Bg4 11. Bb5+ Bd7 12. Qa4 a6 13. Bxd7+ Qxd7 14. Qxd7+ Kxd7 15. Na4 Nc8 16. Rac1 Nge7 17. Nb6+ Nxb6 18. Bxb6 Rc8 19. Nd2 Ng6 20. Rxc8 Kxc8 21. Rc1+ Kb8 22. Nc4 Be7 23. Na5 Bd8 24. Nc4 Bxb6 25. Nxb6 Rd8 26. g3 Ne7 27. Rc3 Nc8 28. Nxc8 Rxc8 29. f4 f6 30. fxe5 fxe5 31. Kf2 Rf8+ 32. Ke2 g5 33. Rf3 Rc8 34. Kd3 Rc1 35. Rf6 Rd1+ 36. Ke2 Rb1 37. Rxd6 Rxb2+ 38. Kd3 Rxh2 39. Re6 Rxa2 40. Rxe5 Ra3+ 41. Kd4 Rxg3 42. d6 Rg1 43. Rd5 g4 44. d7 Rd1+ 45. Ke5 Rxd5+ 46. Kxd5 Kc7 47. Ke6 Kd8 48. Kd6 g3 *", + "Moves": "e4e5 g3g2 e5e6 a6a5 e6e7", + "MovesSAN": "e5 g2 e6 a5 e7#", + "Themes": "advancedPawn endgame long mate mateIn3 pawnEndgame quietMove" + }, + { + "FEN": "3r2k1/5pp1/7p/1P6/p1Q1P3/5B2/3q2PP/3R3K b - - 1 32", + "PGN": "1. e4 e6 2. d4 d5 3. exd5 exd5 4. c4 Nf6 5. Nc3 Bb4 6. Nf3 Ne4 7. Bd2 Nxd2 8. Nxd2 O-O 9. Be2 dxc4 10. Nxc4 Nc6 11. a3 Bxc3+ 12. bxc3 Re8 13. O-O Be6 14. Ne3 Ne7 15. d5 Nxd5 16. Qc2 Nxe3 17. fxe3 Qg5 18. Qc1 Rad8 19. Bf3 Bc4 20. Re1 c6 21. e4 Qe5 22. Rb1 b5 23. Qe3 a5 24. Rbc1 Rd3 25. Qb6 Rxc3 26. Qxc6 Rxc1 27. Rxc1 h6 28. a4 Qd4+ 29. Kh1 Rd8 30. axb5 Qd2 31. Qxc4 a4 32. Rd1 *", + "Moves": "d2d1 f3d1 d8d1 c4f1 d1f1", + "MovesSAN": "Qxd1+ Bxd1 Rxd1+ Qf1 Rxf1#", + "Themes": "backRankMate endgame long master mate mateIn3" + }, + { + "FEN": "r4rk1/pb1q1pbp/1p4pQ/8/3Np3/1P2P1P1/PB3P1P/2R1R1K1 w - - 2 20", + "PGN": "1. d4 d5 2. c4 e6 3. Nf3 c6 4. g3 Nf6 5. Bg2 Be7 6. O-O Nbd7 7. Nc3 b6 8. Re1 Bb7 9. b3 c5 10. dxc5 Nxc5 11. cxd5 exd5 12. Nd4 Nce4 13. Nxe4 Nxe4 14. Bxe4 dxe4 15. e3 O-O 16. Bb2 Bf6 17. Rc1 Qd7 18. Qh5 g6 19. Qh6 Bg7 *", + "Moves": "h6g7 g8g7 d4f5 g7g8 f5h6", + "MovesSAN": "Qxg7+ Kxg7 Nf5+ Kg8 Nh6#", + "Themes": "attraction doubleCheck kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "5r1k/1R4p1/5q2/8/6Q1/8/1P3PPP/2R3K1 b - - 0 31", + "PGN": "1. d4 d5 2. Bf4 e6 3. e3 c5 4. Be2 cxd4 5. exd4 Nc6 6. c3 a6 7. Bg3 Bd6 8. Nf3 Nf6 9. O-O Ne4 10. Bxd6 Qxd6 11. Nbd2 f5 12. a3 O-O 13. c4 Bd7 14. cxd5 exd5 15. Rc1 Ne7 16. Ne5 Bb5 17. Ndf3 Ng6 18. Bxb5 axb5 19. Nxg6 hxg6 20. Ne5 b4 21. axb4 Qxb4 22. Nxg6 Rf6 23. Qh5 Rxg6 24. Qxg6 Rf8 25. Qe6+ Kh8 26. Qxd5 Nf6 27. Qxf5 Qxd4 28. Rc7 Qd6 29. Rfc1 Ng4 30. Qxg4 Qf6 31. Rxb7 *", + "Moves": "f6f2 g1h1 f2f1 c1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "4r1k1/2P3p1/1p5p/1Q6/2N5/P5P1/5qBP/R6K b - - 0 29", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 f6 4. d5 Nce7 5. a3 Ng6 6. g3 d6 7. Bg2 f5 8. Bg5 Be7 9. Bxe7 N8xe7 10. Nc3 fxe4 11. Nxe4 Nf5 12. b4 O-O 13. O-O h6 14. c4 b6 15. Re1 c5 16. dxc6 a6 17. b5 axb5 18. cxb5 d5 19. Ned2 Qf6 20. Qb3 Nd4 21. Qxd5+ Be6 22. Qe4 Nxb5 23. Nxe5 Qxf2+ 24. Kh1 Nxe5 25. Qxe5 Bc4 26. Nxc4 Rac8 27. Qxb5 Rfe8 28. Rxe8+ Rxe8 29. c7 *", + "Moves": "e8e1 a1e1 f2e1 g2f1 e1f1", + "MovesSAN": "Re1+ Rxe1 Qxe1+ Bf1 Qxf1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "k2rr3/1b3p1p/P7/8/5Q2/1BNq2P1/1P3P1P/R5K1 b - - 0 26", + "PGN": "1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 e6 5. Nf3 a6 6. Bc4 d6 7. O-O b5 8. Bb3 Bb7 9. Qe2 Be7 10. Rd1 Nd7 11. Bf4 e5 12. Nxe5 dxe5 13. Bxe5 Ngf6 14. Bxf6 Bxf6 15. e5 Bxe5 16. Rxd7 Qxd7 17. Qxe5+ Qe7 18. Qxg7 Rf8 19. Kf1 O-O-O 20. Qg4+ Kb8 21. a4 Rg8 22. Qf4+ Ka8 23. g3 Qd7 24. axb5 Qd3+ 25. Kg1 Rge8 26. bxa6 *", + "Moves": "d3d1 a1d1 d8d1 c3d1 e8e1", + "MovesSAN": "Qd1+ Rxd1 Rxd1+ Nxd1 Re1#", + "Themes": "long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r3r1k1/ppp2ppp/7q/3P1B2/6n1/2N3P1/PP2NPP1/1R1QR1K1 b - - 0 19", + "PGN": "1. d4 d5 2. c4 Nc6 3. Nc3 dxc4 4. d5 Ne5 5. Bf4 Ng6 6. Bg3 e6 7. e4 Nf6 8. Bxc4 exd5 9. exd5 Bd6 10. Nge2 O-O 11. Rc1 Bxg3 12. hxg3 Ne5 13. Bb3 Bf5 14. O-O Nd3 15. Rb1 Ng4 16. Bc2 Qf6 17. Bxd3 Qh6 18. Re1 Rfe8 19. Bxf5 *", + "Moves": "h6h2 g1f1 h2h1 e2g1 g4h2", + "MovesSAN": "Qh2+ Kf1 Qh1+ Ng1 Nh2#", + "Themes": "kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "6rk/5Qpp/Bp6/1P1P3n/4P3/5P2/3q2PP/6RK b - - 2 37", + "PGN": "1. Nf3 Nf6 2. c4 e6 3. b3 b6 4. Bb2 Bb7 5. e3 Ne4 6. Be2 d6 7. O-O Nd7 8. d3 Nef6 9. e4 e5 10. Nc3 Be7 11. Nd5 Bxd5 12. cxd5 O-O 13. Rc1 Nc5 14. b4 Nb7 15. Qc2 Ne8 16. Qc6 Rb8 17. d4 exd4 18. Bxd4 a5 19. a3 axb4 20. axb4 Bf6 21. Ba6 Bxd4 22. Nxd4 Qf6 23. Nf5 Nd8 24. Qd7 Qb2 25. b5 Nb7 26. Ne7+ Kh8 27. Nc6 Nc5 28. Qe7 Nf6 29. Nxb8 Rxb8 30. Qxc7 Re8 31. f3 Nh5 32. Qxd6 Nd3 33. Qd7 Rg8 34. Qxf7 Qd4+ 35. Kh1 Nxc1 36. Rxc1 Qd2 37. Rg1 *", + "Moves": "h5g3 h2g3 d2h6 f7h5 h6h5", + "MovesSAN": "Ng3+ hxg3 Qh6+ Qh5 Qxh5#", + "Themes": "endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "5R2/6pk/p1p1B2p/7P/8/2q5/P4PP1/6K1 w - - 5 34", + "PGN": "1. e4 e5 2. Qf3 Nf6 3. d3 Nc6 4. h3 Nd4 5. Qd1 Be7 6. c3 Nc6 7. Qf3 d5 8. Nd2 dxe4 9. Nxe4 Nxe4 10. dxe4 O-O 11. Be2 a6 12. Qg3 Kh8 13. h4 b5 14. h5 b4 15. Nf3 bxc3 16. bxc3 f5 17. exf5 Bxf5 18. Bg5 Bxg5 19. Nxg5 Ne7 20. Bc4 Nd5 21. Rd1 c6 22. O-O Qf6 23. Rde1 Nxc3 24. Qxc3 Qxg5 25. Rxe5 Qf6 26. Rfe1 Rad8 27. R1e3 h6 28. Rf3 Rde8 29. Rexf5 Qxc3 30. Rxf8+ Rxf8 31. Rxf8+ Kh7 32. Bg8+ Kh8 33. Be6+ Kh7 *", + "Moves": "e6g8 h7h8 g8f7 h8h7 f7g6", + "MovesSAN": "Bg8+ Kh8 Bf7+ Kh7 Bg6#", + "Themes": "discoveredAttack endgame long mate mateIn3" + }, + { + "FEN": "7r/ppr3k1/2n3pp/8/5RR1/P5KQ/1q4PP/8 w - - 0 35", + "PGN": "1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 Nf6 5. Nf3 d6 6. Bd3 e5 7. Qc2 Be7 8. Be3 Nc6 9. a3 Be6 10. O-O O-O 11. Rae1 Rc8 12. Qd2 d5 13. exd5 Bxd5 14. Nxd5 Nxd5 15. Bh6 Bf6 16. Bg5 Bxg5 17. Nxg5 Nf6 18. Qe3 Re8 19. Bf5 Rc7 20. Qh3 h6 21. Ne4 Nxe4 22. Rxe4 g6 23. Rg4 Kh7 24. Rh4 Qg5 25. Be4 Rh8 26. f4 exf4 27. Rfxf4 Kg7 28. Rhg4 Qc5+ 29. Kf1 Qc1+ 30. Kf2 Qd2+ 31. Kg3 Qc3+ 32. Rf3 Qe5+ 33. Rff4 Qxb2 34. Bxg6 fxg6 *", + "Moves": "g4g6 g7g6 h3f5 g6g7 f4g4", + "MovesSAN": "Rxg6+ Kxg6 Qf5+ Kg7 Rg4#", + "Themes": "attraction long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "4rrk1/pp3qp1/3Q3p/8/3p4/3P4/PPP1RPPP/4R1K1 b - - 2 21", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd8 4. Bc4 Nf6 5. Nf3 Nc6 6. d3 e5 7. O-O Be6 8. Bxe6 fxe6 9. Re1 Bd6 10. Bg5 O-O 11. Qe2 h6 12. Bh4 Qd7 13. Bg3 Qf7 14. Ne4 Nxe4 15. Qxe4 Rab8 16. Re2 Nd4 17. Nxd4 exd4 18. Bxd6 cxd6 19. Qxe6 Rbc8 20. Qxd6 Rce8 21. Rae1 *", + "Moves": "f7f2 e2f2 e8e1 f2f1 e1f1", + "MovesSAN": "Qxf2+ Rxf2 Rxe1+ Rf1 Rexf1#", + "Themes": "deflection endgame kingsideAttack long mate mateIn3 sacrifice" + }, + { + "FEN": "4rrk1/2p2pp1/3p3p/p2P4/1p2q2Q/8/PPP5/1K4RR w - - 0 24", + "PGN": "1. e4 e5 2. Nf3 d6 3. d4 exd4 4. Nxd4 Bd7 5. Nc3 Nc6 6. Be3 Nf6 7. Qd2 Be7 8. f3 O-O 9. O-O-O a6 10. h4 b5 11. g4 b4 12. Nd5 a5 13. Be2 Nxd5 14. exd5 Nxd4 15. Qxd4 Bxh4 16. g5 Bxg5 17. Bxg5 Qxg5+ 18. Kb1 Qe5 19. Qh4 Bf5 20. Bd3 h6 21. Be4 Bxe4 22. fxe4 Rae8 23. Rdg1 Qxe4 *", + "Moves": "g1g7 g8g7 h4h6 g7g8 h6h8", + "MovesSAN": "Rxg7+ Kxg7 Qxh6+ Kg8 Qh8#", + "Themes": "attraction endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "7k/pp3K2/2p3P1/8/8/7P/P7/3q4 w - - 0 47", + "PGN": "1. e4 e6 2. Nf3 d5 3. exd5 exd5 4. d4 Nc6 5. Nc3 Nf6 6. Bb5 Bd7 7. Bxc6 Bxc6 8. O-O Be7 9. Re1 O-O 10. Ne5 Bd7 11. Bg5 c6 12. Ne2 Ne4 13. Bxe7 Qxe7 14. Nf4 Be6 15. Nxe6 fxe6 16. f3 Ng5 17. Re3 Rf4 18. Qd2 Raf8 19. Rf1 Nf7 20. Ng4 Nd6 21. Re5 Nc4 22. Qe2 Nxe5 23. Nxe5 Rxd4 24. c3 Rdf4 25. g3 R4f5 26. g4 Rf4 27. Kg2 h5 28. Ng6 Qg5 29. Nxf8 Rxf8 30. h3 hxg4 31. Qxe6+ Kh8 32. fxg4 Qd2+ 33. Kg1 Rxf1+ 34. Kxf1 Qc1+ 35. Kg2 Qxb2+ 36. Kf3 Qxc3+ 37. Kf4 Qf6+ 38. Qf5 Qd4+ 39. Kg5 Qe3+ 40. Kg6 Qh6+ 41. Kf7 Qf6+ 42. Qxf6 gxf6 43. Kxf6 d4 44. g5 d3 45. Kf7 d2 46. g6 d1=Q *", + "Moves": "g6g7 h8h7 g7g8q h7h6 g8g6", + "MovesSAN": "g7+ Kh7 g8=Q+ Kh6 Qg6#", + "Themes": "advancedPawn endgame exposedKing long mate mateIn3 promotion queenEndgame" + }, + { + "FEN": "1k5r/r1pR2p1/pp4qp/2b5/4Np2/8/PPP2PBP/3R2K1 w - - 0 26", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 h6 4. O-O Nf6 5. Re1 Be7 6. d3 d6 7. Nc3 Bg4 8. Be3 a6 9. d4 exd4 10. Bxd4 Nxd4 11. Qxd4 Bxf3 12. gxf3 Nh5 13. Qd5 Nf6 14. Qxf7+ Kd7 15. Be6+ Kc6 16. Bh3 b6 17. e5 dxe5 18. Red1 Qe8 19. Qc4+ Kb7 20. Bg2 Kb8 21. Qe4 Nxe4 22. Nxe4 Qg6 23. Rd7 Bc5 24. Rad1 Ra7 25. f4 exf4 *", + "Moves": "d7d8 h8d8 d1d8 b8b7 e4c5", + "MovesSAN": "Rd8+ Rxd8 Rxd8+ Kb7 Nxc5#", + "Themes": "doubleCheck long mate mateIn3 middlegame queensideAttack" + }, + { + "FEN": "3r2k1/pp3ppp/1qp5/4r3/3p4/1P3Q1P/P5P1/3R1RK1 w - - 0 21", + "PGN": "1. d4 e5 2. c4 exd4 3. Qd3 Nc6 4. e3 dxe3 5. Qxe3+ Be7 6. c5 Nf6 7. Bb5 O-O 8. Bxc6 dxc6 9. Nc3 Nd5 10. Nxd5 cxd5 11. Nf3 Bg4 12. h3 Bxf3 13. Qxf3 Bxc5 14. b3 Re8+ 15. Be3 Bxe3 16. fxe3 d4 17. e4 c6 18. O-O Qb6 19. Rad1 Rad8 20. e5 Rxe5 *", + "Moves": "f3f7 g8h8 f7f8 d8f8 f1f8", + "MovesSAN": "Qxf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "8/2Q5/p1p2R1n/1k6/3rP3/1P4B1/P5PP/7K b - - 0 28", + "PGN": "1. e4 e5 2. f4 d6 3. Nf3 Nc6 4. Bc4 Be6 5. Bb5 a6 6. Bxc6+ bxc6 7. fxe5 dxe5 8. Nxe5 Qd6 9. d4 f6 10. Qh5+ g6 11. Nxg6 hxg6 12. Qxh8 Bh6 13. Bxh6 O-O-O 14. Be3 Qb4+ 15. Nc3 Qxb2 16. O-O Qxc3 17. Bf2 Qd2 18. Qh7 Qg5 19. Bg3 Qe3+ 20. Kh1 Rd7 21. Qxg6 Rxd4 22. Qe8+ Kb7 23. Rab1+ Bb3 24. Rxb3+ Qxb3 25. cxb3 Nh6 26. Qe7 Kb6 27. Qxc7+ Kb5 28. Rxf6 *", + "Moves": "d4d1 g3e1 d1e1 f6f1 e1f1", + "MovesSAN": "Rd1+ Be1 Rxe1+ Rf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "4r2k/8/5p2/1p1b3p/1P3P2/P5P1/4qQBP/5R1K b - - 4 34", + "PGN": "1. d4 d5 2. g3 Nc6 3. Bg2 Nf6 4. Nf3 Bg4 5. O-O e6 6. a3 h6 7. b4 a6 8. Bb2 Be7 9. Nbd2 O-O 10. c4 dxc4 11. Nxc4 b5 12. Nce5 Nxe5 13. Nxe5 Rb8 14. Nc6 Qe8 15. Nxb8 Qxb8 16. Qc2 Rd8 17. f3 Bh5 18. e4 Bg6 19. Rac1 Rc8 20. Qc6 Qa7 21. Kh1 h5 22. f4 Rb8 23. d5 Nxe4 24. dxe6 Nf2+ 25. Rxf2 Qxf2 26. Qxc7 Re8 27. exf7+ Bxf7 28. Be5 Bf6 29. Rf1 Qe2 30. Bxf6 gxf6 31. Qc6 Kg7 32. Qxa6 Bd5 33. Qa7+ Kh8 34. Qf2 *", + "Moves": "e2f2 f1f2 e8e1 f2f1 e1f1", + "MovesSAN": "Qxf2 Rxf2 Re1+ Rf1 Rxf1#", + "Themes": "clearance endgame long mate mateIn3 pin" + }, + { + "FEN": "r4rk1/p6p/1pnN2p1/2p5/2P4q/8/PPQ3RP/2K3R1 w - - 0 23", + "PGN": "1. c3 d5 2. e3 e5 3. Qc2 e4 4. d3 f5 5. dxe4 fxe4 6. Bd2 Nf6 7. f3 Bf5 8. g4 Bg6 9. f4 Nxg4 10. f5 Bxf5 11. Bh3 Nxe3 12. Bxe3 Bxh3 13. Nxh3 Qh4+ 14. Nf2 Bd6 15. Nd2 O-O 16. O-O-O c5 17. c4 d4 18. Nfxe4 dxe3 19. Nxd6 exd2+ 20. Rxd2 b6 21. Rg1 Nc6 22. Rdg2 g6 *", + "Moves": "g2g6 h7g6 c2g6 g8h8 g6g7", + "MovesSAN": "Rxg6+ hxg6 Qxg6+ Kh8 Qg7#", + "Themes": "long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "5rk1/ppR3pp/4p3/8/4Q3/2NP4/Pq3BPP/1R4K1 b - - 0 20", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Bc5 5. O-O d5 6. exd5 Nxd5 7. Re1 Qf6 8. Bxd5 Nd4 9. Rxe5+ Be6 10. Bxe6 Nxf3+ 11. Qxf3 fxe6 12. Rxc5 O-O 13. Nc3 Qd4 14. Be3 Qb4 15. Qe4 Qxb2 16. Rb1 Qxc2 17. Rc1 Qb2 18. Rxc7 Rxf2 19. Rb1 Raf8 20. Bxf2 *", + "Moves": "b2f2 g1h1 f2f1 b1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate long mate mateIn3 middlegame" + }, + { + "FEN": "4r2k/pp4pp/2p5/5p2/2B2N2/P4KP1/1r6/2R5 w - - 2 26", + "PGN": "1. d4 d5 2. c4 Nf6 3. Bf4 Bf5 4. Nc3 e6 5. a3 Bd6 6. Be5 Nc6 7. f3 Bxe5 8. dxe5 Nxe5 9. cxd5 exd5 10. e4 dxe4 11. Qxd8+ Rxd8 12. fxe4 Nxe4 13. Nxe4 Bxe4 14. Ne2 Nd3+ 15. Kd2 Nf2+ 16. Ke3 Nxh1 17. Kxe4 O-O 18. Kf3 Rfe8 19. g3 Rd3+ 20. Kg2 Nxg3 21. hxg3 f5 22. Rc1 c6 23. Nf4 Rd2+ 24. Kf3 Rxb2 25. Bc4+ Kh8 *", + "Moves": "f4g6 h7g6 c1h1 b2h2 h1h2", + "MovesSAN": "Ng6+ hxg6 Rh1+ Rh2 Rxh2#", + "Themes": "endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "6k1/pp5p/4pQpB/4r3/2r5/8/PP3P2/R4RK1 b - - 0 28", + "PGN": "1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nc6 5. c3 Nf6 6. Nf3 g6 7. O-O Bg7 8. Bf4 Nh5 9. Bd2 Qb6 10. Qc1 Bg4 11. Be2 O-O 12. h3 Bf5 13. g4 Bxg4 14. hxg4 Nf6 15. Nh2 Rac8 16. Be3 Ne4 17. Nf3 f5 18. gxf5 Rxf5 19. Bh6 Bxd4 20. cxd4 Rc7 21. Nc3 Nxd4 22. Nxd4 Qxd4 23. Qe3 Qf6 24. Nxd5 Rxd5 25. Qxe4 Re5 26. Bc4+ e6 27. Qf4 Rxc4 28. Qxf6 *", + "Moves": "c4g4 g1h1 e5h5 f6h4 h5h4", + "MovesSAN": "Rg4+ Kh1 Rh5+ Qh4 Rhxh4#", + "Themes": "endgame fork long mate mateIn3" + }, + { + "FEN": "r2q3k/p1p2rp1/1p1p1P2/3bp3/8/P1nB1QP1/2P5/R4RK1 w - - 0 23", + "PGN": "1. e4 b6 2. d4 Bb7 3. Nc3 e6 4. Nf3 Nf6 5. Bd3 Bb4 6. Bg5 h6 7. Bxf6 Qxf6 8. a3 Bxc3+ 9. bxc3 O-O 10. O-O d6 11. h3 Nd7 12. Nh2 e5 13. Ng4 Qg6 14. d5 Nc5 15. f4 Nxe4 16. f5 Nxc3 17. Qf3 Qg5 18. h4 Qxh4 19. g3 Qd8 20. f6 Bxd5 21. Nxh6+ Kh8 22. Nxf7+ Rxf7 *", + "Moves": "f3h5 h8g8 h5h7 g8f8 h7h8", + "MovesSAN": "Qh5+ Kg8 Qh7+ Kf8 Qh8#", + "Themes": "kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "r6r/8/2Rp4/1k1Np1Qp/3qP1pP/PP1b4/K5PN/2R5 b - - 2 32", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 4. Bxc6+ bxc6 5. Nc3 Ba6 6. d3 g6 7. Bg5 f6 8. Be3 g5 9. Qd2 Rb8 10. O-O-O Ne7 11. Bxa7 Ra8 12. Be3 c5 13. h4 g4 14. Nh2 h5 15. f4 Nc6 16. fxe5 fxe5 17. Bg5 Qb8 18. Kb1 Qb7 19. b3 Be7 20. Bxe7 Kxe7 21. Qg5+ Kd7 22. Rdf1 Qb4 23. Kb2 c4 24. Rf7+ Kc8 25. Rhf1 cxd3 26. cxd3 Kb7 27. a3 Qb6 28. Nd5 Qd4+ 29. Ka2 Bxd3 30. Rxc7+ Ka6 31. Rxc6+ Kb5 32. Rfc1 *", + "Moves": "a8a3 a2a3 h8a8 c6a6 a8a6", + "MovesSAN": "Rxa3+ Kxa3 Ra8+ Ra6 Rxa6#", + "Themes": "attraction long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r1bq1r1k/1p2bp1p/p3pNp1/4B1Q1/3P4/8/PPn2PP1/5R1K w - - 4 24", + "PGN": "1. d4 Nf6 2. c4 c5 3. Nc3 e6 4. e3 cxd4 5. exd4 d5 6. Bd3 Nc6 7. Nf3 Bd6 8. O-O O-O 9. Ng5 dxc4 10. Bxc4 Qc7 11. Qd3 Bxh2+ 12. Kh1 Bd6 13. Bb3 a6 14. Bc2 g6 15. Nge4 Nxe4 16. Nxe4 Nb4 17. Nf6+ Kg7 18. Qd2 Nxc2 19. Nh5+ Kh8 20. Nf6 Be7 21. Qg5 Nxa1 22. Bf4 Qd8 23. Be5 Nc2 *", + "Moves": "g5h6 e7f6 e5f6 d8f6 h6f8", + "MovesSAN": "Qh6 Bxf6 Bxf6+ Qxf6 Qxf8#", + "Themes": "kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "R7/5pkp/5pb1/2B1p3/4P3/3r1P1P/5bPK/8 w - - 7 41", + "PGN": "1. d4 c5 2. dxc5 Qa5+ 3. Qd2 Qxc5 4. Nf3 Nf6 5. a3 d5 6. Nc3 Nc6 7. e3 Bf5 8. Bb5 a6 9. Bxc6+ bxc6 10. O-O e6 11. Ne5 Bd6 12. Nf3 O-O 13. Nd4 Bg6 14. b4 Qc4 15. Bb2 e5 16. Nb3 Rad8 17. Na5 Qh4 18. Nxc6 Rd7 19. Nxd5 Ng4 20. h3 Nf6 21. c4 Qxc4 22. Nxf6+ gxf6 23. Na5 Qb5 24. Qc1 Rfd8 25. Nc6 Rc7 26. a4 Qxc6 27. Qxc6 Rxc6 28. b5 axb5 29. axb5 Rb6 30. Rfd1 Rxb5 31. Ra6 Bc7 32. Rxd8+ Bxd8 33. Ra8 Rd5 34. Kh2 Kg7 35. e4 Rd2 36. Bc3 Rd3 37. f3 Bb6 38. Bb4 Bf2 39. Bf8+ Kg8 40. Bc5+ Kg7 *", + "Moves": "c5f8 g7h8 f8h6 d3d8 a8d8", + "MovesSAN": "Bf8+ Kh8 Bh6+ Rd8 Rxd8#", + "Themes": "discoveredAttack endgame long mate mateIn3" + }, + { + "FEN": "r6r/pppq1k1p/6p1/2Q5/3nR3/8/PPP2PPP/R1B3K1 b - - 0 16", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Nc3 f5 4. Bb5 fxe4 5. Nxe4 d5 6. Nc3 e4 7. Nd4 Bd7 8. O-O Nf6 9. d3 Nxd4 10. Bxd7+ Qxd7 11. dxe4 dxe4 12. Re1 Bc5 13. Nxe4 Nxe4 14. Rxe4+ Kf7 15. Qh5+ g6 16. Qxc5 *", + "Moves": "d4e2 e4e2 d7d1 e2e1 d1e1", + "MovesSAN": "Ne2+ Rxe2 Qd1+ Re1 Qxe1#", + "Themes": "clearance fork long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "2r1nr2/3bq1k1/2nb1pPN/pp2pP1Q/2ppP2P/P2P1RN1/1PP3B1/R5K1 w - - 1 24", + "PGN": "1. e4 c5 2. Nc3 d6 3. f4 a6 4. Nf3 e6 5. g3 d5 6. Bg2 d4 7. Ne2 Nf6 8. d3 Nc6 9. O-O Be7 10. a3 O-O 11. h3 Bd7 12. g4 b5 13. Ng3 a5 14. g5 Ne8 15. h4 Rc8 16. f5 e5 17. Nh2 f6 18. g6 h6 19. Qh5 Bd6 20. Rf3 Qe7 21. Ng4 c4 22. Bxh6 gxh6 23. Nxh6+ Kg7 *", + "Moves": "h6f7 f8f7 h5h7 g7f8 h7h8", + "MovesSAN": "Nf7 Rxf7 Qh7+ Kf8 Qh8#", + "Themes": "clearance long master mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r4nk1/pp2rp2/1qp4Q/3b1BN1/3P1b2/1P5P/P4PP1/2R2RK1 w - - 3 23", + "PGN": "1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nf3 Nf6 5. Be2 Bd6 6. O-O O-O 7. c4 c6 8. cxd5 Nxd5 9. Nc3 Be6 10. Bg5 Qb6 11. Qc2 Nd7 12. h3 Nb4 13. Qd2 h6 14. Be3 Nd5 15. Nxd5 Bxd5 16. b3 Rfe8 17. Rac1 Re7 18. Bxh6 gxh6 19. Bd3 Re6 20. Bf5 Re7 21. Qxh6 Nf8 22. Ng5 Bf4 *", + "Moves": "f5h7 f8h7 h6h7 g8f8 h7h8", + "MovesSAN": "Bh7+ Nxh7 Qxh7+ Kf8 Qh8#", + "Themes": "kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "6k1/1PP4p/2r1n1p1/b4p2/P3p3/4N1P1/1R3PBP/5K2 b - - 0 44", + "PGN": "1. d4 b6 2. Nf3 Bb7 3. g3 e6 4. Bg2 Nf6 5. O-O d5 6. c4 dxc4 7. Qa4+ c6 8. Qxc4 b5 9. Qb3 a5 10. Bf4 a4 11. Qc2 Nbd7 12. a3 Nd5 13. Bd2 Bd6 14. e4 N5b6 15. Nc3 Nc4 16. d5 Nxd2 17. Nxd2 e5 18. dxc6 Bxc6 19. Nd5 Bxd5 20. exd5 O-O 21. Qc6 Qc7 22. Qxb5 Rab8 23. Qc6 Qxc6 24. dxc6 Nc5 25. Nc4 Bc7 26. Rab1 Nd3 27. Rfd1 Rfd8 28. Be4 Nc5 29. Rxd8+ Rxd8 30. Bg2 f5 31. Ne3 g6 32. Rc1 Nb3 33. Rc2 Nd4 34. Rc4 e4 35. Rxa4 Ne2+ 36. Kf1 Nd4 37. b4 Nb3 38. b5 Bb6 39. Rb4 Nd4 40. a4 Ba5 41. Rb2 Ne6 42. b6 Rd6 43. c7 Rc6 44. b7 *", + "Moves": "c6c1 e3d1 c1d1 f1e2 d1e1", + "MovesSAN": "Rc1+ Nd1 Rxd1+ Ke2 Re1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "5r1k/1Q4p1/p4q1p/8/8/4P3/1P4PP/2R3K1 b - - 0 26", + "PGN": "1. d4 Nf6 2. c4 d5 3. cxd5 Nxd5 4. e4 Nf6 5. e5 Nd5 6. Nf3 e6 7. Bc4 c5 8. Be3 Be7 9. O-O O-O 10. Nc3 Nxe3 11. fxe3 Nc6 12. Bb5 Bd7 13. Rc1 a6 14. Bxc6 Bxc6 15. Ne2 cxd4 16. Nfxd4 Bd5 17. Nf4 Bxa2 18. Qg4 f5 19. exf6 Bxf6 20. Ndxe6 Bxe6 21. Nxe6 Qe7 22. Nxf8 Rxf8 23. Qc4+ Kh8 24. Rxf6 Qxf6 25. Qc8 h6 26. Qxb7 *", + "Moves": "f6f2 g1h1 f2f1 c1f1 f8f1", + "MovesSAN": "Qf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "1r3rk1/5Npp/5p2/2q1pb2/3p1P2/1Q6/P1P3PP/2K1R2R w - - 5 33", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. Nb5 Nf6 6. N1c3 d5 7. e5 Nxe5 8. Bf4 Nfd7 9. Qd4 Bc5 10. Qd2 O-O 11. O-O-O a6 12. Nd4 b5 13. Re1 Nc4 14. Qd1 Qb6 15. Bxc4 bxc4 16. Na4 Qb4 17. Nxc5 Nxc5 18. Bd6 Nd3+ 19. Qxd3 Qxd6 20. Qg3 Qb6 21. Nf3 Rb8 22. b3 a5 23. Re3 a4 24. Ne5 f6 25. Nf3 e5 26. Nd2 Bf5 27. f4 d4 28. Nxc4 Qb4 29. Ree1 axb3 30. Qxb3 Qc5 31. Nd6+ Kh8 32. Nf7+ Kg8 *", + "Moves": "f7h6 g8h8 b3g8 f8g8 h6f7", + "MovesSAN": "Nh6+ Kh8 Qg8+ Rxg8 Nf7#", + "Themes": "doubleCheck kingsideAttack long mate mateIn3 middlegame sacrifice smotheredMate" + }, + { + "FEN": "5rk1/p1p3p1/1p3q1p/4Q3/2P5/2P5/P4PPP/4R1K1 b - - 0 20", + "PGN": "1. d4 f5 2. c4 Nf6 3. Nc3 e6 4. Bg5 Bb4 5. e3 Bxc3+ 6. bxc3 h6 7. Bxf6 Qxf6 8. Nf3 d6 9. Bd3 b6 10. O-O Bb7 11. Re1 Nd7 12. e4 fxe4 13. Bxe4 Bxe4 14. Rxe4 O-O 15. Qe2 Rae8 16. Re1 e5 17. dxe5 Nxe5 18. Nxe5 dxe5 19. Rxe5 Rxe5 20. Qxe5 *", + "Moves": "f6f2 g1h1 f2f1 e1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "r4rk1/p5pp/2p1Rq2/8/2pP4/2P4Q/P4PPP/4R1K1 b - - 1 24", + "PGN": "1. d4 d6 2. c4 d5 3. Nf3 dxc4 4. e4 Bg4 5. Bxc4 Bxf3 6. Qxf3 e6 7. Be3 Bb4+ 8. Nc3 Bxc3+ 9. bxc3 Ne7 10. O-O O-O 11. Bg5 Nbc6 12. Rfe1 Na5 13. Bd3 f6 14. Bd2 c6 15. Qh3 f5 16. Bg5 Qd7 17. Bxe7 Qxe7 18. exf5 Qf6 19. Rxe6 Qg5 20. Rae1 b5 21. R6e5 Nc4 22. Bxc4+ bxc4 23. f6 Qxf6 24. Re6 *", + "Moves": "f6f2 g1h1 f2f1 e1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "2k5/pppr3p/8/5Q2/8/4P3/1q2BPPP/6K1 w - - 0 24", + "PGN": "1. d4 d5 2. c4 Bf5 3. Nf3 e6 4. Nc3 Bb4 5. Bg5 f6 6. Bh4 Nd7 7. cxd5 exd5 8. Ne5 Nxe5 9. dxe5 d4 10. Qa4+ Qd7 11. Qxb4 dxc3 12. Qxc3 O-O-O 13. e3 Ne7 14. exf6 gxf6 15. Bxf6 Rhf8 16. Be2 Nd5 17. Qe5 Nxf6 18. Rd1 Qa4 19. Rxd8+ Rxd8 20. Qxf5+ Nd7 21. O-O Qxa2 22. Rd1 Qxb2 23. Rxd7 Rxd7 *", + "Moves": "f5f8 d7d8 e2g4 c8b8 f8d8", + "MovesSAN": "Qf8+ Rd8 Bg4+ Kb8 Qxd8#", + "Themes": "deflection endgame long mate mateIn3" + }, + { + "FEN": "r1br2k1/pp2pp1p/6pB/4b3/8/1P1q1Q1P/P5P1/RN3R1K w - - 0 18", + "PGN": "1. e4 g6 2. d4 Bg7 3. f4 d6 4. Nf3 Nf6 5. Bd3 Nbd7 6. O-O O-O 7. e5 Ng4 8. h3 Nh6 9. Be3 c5 10. c3 cxd4 11. cxd4 Qb6 12. b3 dxe5 13. fxe5 Nxe5 14. Nxe5 Bxe5 15. Bxh6 Qxd4+ 16. Kh1 Rd8 17. Qf3 Qxd3 *", + "Moves": "f3f7 g8h8 f7f8 d8f8 f1f8", + "MovesSAN": "Qxf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "8/1pR2Q1p/6pk/p2p4/4r3/1q3N2/5P1P/6K1 b - - 2 37", + "PGN": "1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Bd7 5. Nf3 Qb6 6. Bd3 Bb5 7. O-O Bxd3 8. Qxd3 Nc6 9. a3 a5 10. Nbd2 Nge7 11. dxc5 Qxc5 12. b4 Qb6 13. Bb2 Rd8 14. b5 Na7 15. a4 Nf5 16. c4 Bb4 17. Nb3 dxc4 18. Qxc4 O-O 19. Rad1 Rc8 20. Qe4 Bc3 21. Ba3 Rfe8 22. g4 Ne7 23. Rd7 Nd5 24. Ng5 g6 25. Nxf7 Nxb5 26. axb5 Qxb5 27. Nh6+ Kh8 28. Rxd5 exd5 29. Qf4 Bxe5 30. Nf7+ Kg7 31. Nxe5 Qxb3 32. Qf7+ Kh6 33. g5+ Kxg5 34. Bc1+ Rxc1 35. Nf3+ Kh6 36. Rxc1 Re4 37. Rc7 *", + "Moves": "e4g4 g1f1 b3d3 f1e1 g4e4", + "MovesSAN": "Rg4+ Kf1 Qd3+ Ke1 Re4#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "6k1/pp3rpp/1qp1B3/6R1/4P3/2P1nP1P/PP1r4/2K3R1 w - - 0 24", + "PGN": "1. e4 c6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Nd7 5. Nf3 Ngf6 6. Bd3 Nxe4 7. Bxe4 Nf6 8. Bd3 Bg4 9. Be3 e6 10. h3 Bh5 11. Qd2 Bxf3 12. gxf3 Qb6 13. O-O-O Bb4 14. c3 Be7 15. d5 Bc5 16. dxe6 fxe6 17. Rhg1 O-O 18. Rg5 Bxe3 19. fxe3 Nd5 20. Rdg1 Rf7 21. Bc4 Rd8 22. e4 Ne3 23. Bxe6 Rxd2 *", + "Moves": "g5g7 g8f8 g7f7 f8e8 g1g8", + "MovesSAN": "Rxg7+ Kf8 Rxf7+ Ke8 Rg8#", + "Themes": "kingsideAttack long master mate mateIn3 middlegame pin" + }, + { + "FEN": "4r3/p1R5/5k1K/1P2ppp1/P7/5N2/3P1n1P/8 b - - 0 37", + "PGN": "1. b4 d5 2. Bb2 b6 3. e3 c5 4. b5 Bf5 5. c4 d4 6. Nf3 Nd7 7. exd4 cxd4 8. Nxd4 Nc5 9. Nc6 Nd3+ 10. Bxd3 Qxd3 11. Qe2 Nf6 12. Qxd3 Bxd3 13. Nc3 Bxc4 14. f3 e6 15. Kf2 Bc5+ 16. Kg3 O-O 17. a4 Nh5+ 18. Kh3 Nf4+ 19. Kg3 Nd3 20. Ba3 Bf2+ 21. Kh3 Rfe8 22. Ne4 Bc5 23. Bxc5 bxc5 24. Ra3 f5 25. Nd6 Nf2+ 26. Kg3 Nxh1+ 27. Kh4 Bf1 28. Ra1 Bxg2 29. Nxe8 Rxe8 30. Ne5 h6 31. Rg1 g5+ 32. Kh5 Bxf3+ 33. Nxf3 Nf2 34. Rc1 Kg7 35. Rxc5 e5 36. Rc7+ Kf6 37. Kxh6 *", + "Moves": "e8h8 c7h7 f2g4 h6h5 h8h7", + "MovesSAN": "Rh8+ Rh7 Ng4+ Kh5 Rxh7#", + "Themes": "deflection endgame long mate mateIn3 pin" + }, + { + "FEN": "6k1/pp3r1p/2P1r2q/2PpP1p1/P2P4/3B1pP1/3Q1RbP/4R1K1 b - - 0 29", + "PGN": "1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nc3 Nf6 5. Nf3 Bb4 6. Bd2 O-O 7. Be2 Bxc3 8. Bxc3 Ne4 9. Bd2 f5 10. c3 Nd7 11. O-O Ndf6 12. Bd3 Be6 13. Ne5 c6 14. f3 Nxd2 15. Qxd2 Nd7 16. f4 Nxe5 17. fxe5 Qh4 18. b3 f4 19. Rf3 g5 20. Raf1 Rf7 21. c4 Raf8 22. c5 Qh6 23. b4 Bg4 24. R3f2 f3 25. g3 Bh3 26. Re1 Bg2 27. a4 Re8 28. b5 Re6 29. bxc6 *", + "Moves": "h6h2 g1h2 e6h6 h2g1 h6h1", + "MovesSAN": "Qxh2+ Kxh2 Rh6+ Kg1 Rh1#", + "Themes": "attraction kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "1r2R3/3P4/6kp/8/5R2/8/P5PP/7K b - - 2 38", + "PGN": "1. c4 e6 2. d4 c5 3. d5 exd5 4. cxd5 Nf6 5. Nc3 Qa5 6. e4 Nxe4 7. Qe2 f5 8. Bd2 Qb4 9. f3 Qxb2 10. Rb1 Qc2 11. fxe4 fxe4 12. Qxe4+ Qxe4+ 13. Nxe4 d6 14. Bd3 Bf5 15. Nf3 g6 16. O-O Bg7 17. Bb5+ Nd7 18. Nxd6+ Kd8 19. Nxf5 gxf5 20. Bxd7 Kxd7 21. Ng5 Bd4+ 22. Kh1 h6 23. Nf3 Bf6 24. Rxb7+ Kd6 25. Rd1 Rhe8 26. Bf4+ Be5 27. Bxe5+ Rxe5 28. Nxe5 Kxe5 29. d6 Rd8 30. Re7+ Kf6 31. Rxa7 c4 32. Rc7 Ke5 33. d7 Ke6 34. Rxc4 f4 35. Rcd4 Kf7 36. Re1 Rb8 37. Rxf4+ Kg6 38. Re8 *", + "Moves": "b8b1 e8e1 b1e1 f4f1 e1f1", + "MovesSAN": "Rb1+ Re1 Rxe1+ Rf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 rookEndgame" + }, + { + "FEN": "5R2/8/R3P3/2p5/2Pn4/1P3P1p/P5p1/2B1k1K1 b - - 0 43", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. c3 Nf6 4. e5 Nd5 5. Bc4 Nb6 6. Bb3 d6 7. d4 dxe5 8. dxe5 Qxd1+ 9. Bxd1 Bg4 10. Bf4 O-O-O 11. O-O h6 12. h3 Bh5 13. Na3 g5 14. Bg3 Bxf3 15. Bxf3 Bg7 16. Rfe1 e6 17. Nb5 a6 18. Nd6+ Kc7 19. Nxf7 Rdf8 20. Nxh8 Rxh8 21. Rad1 h5 22. Bxc6 bxc6 23. b3 Nd5 24. c4 Nc3 25. Rd2 h4 26. Bh2 Rf8 27. Re3 Nb1 28. Rb2 Na3 29. Rd2 Bh6 30. Red3 g4 31. Rd7+ Kb6 32. R2d6 gxh3 33. Rxe6 Bc1 34. Rdd6 hxg2 35. Rxc6+ Ka5 36. Rxa6+ Kb4 37. Reb6+ Kc3 38. Rf6 h3 39. Rxf8 Nc2 40. e6 Nd4 41. f3 Kd2 42. Bf4+ Ke1 43. Bxc1 *", + "Moves": "d4e2 g1h2 g2g1q h2h3 g1g3", + "MovesSAN": "Ne2+ Kh2 g1=Q+ Kxh3 Qg3#", + "Themes": "advancedPawn endgame exposedKing fork long mate mateIn3 promotion" + }, + { + "FEN": "3RQ3/p6k/1pb5/8/8/6P1/P1r2P1P/6K1 b - - 0 42", + "PGN": "1. e4 c5 2. d4 cxd4 3. c3 Nc6 4. cxd4 e6 5. Nf3 d5 6. Nc3 Bb4 7. e5 Bxc3+ 8. bxc3 Nge7 9. Bg5 O-O 10. Bd3 Qa5 11. Qc2 h6 12. Bd2 Qc7 13. O-O b6 14. Rac1 f6 15. exf6 Rxf6 16. Rfe1 Bd7 17. Ne5 Nxe5 18. dxe5 Rf7 19. Bh7+ Kh8 20. Bg6 Nxg6 21. Qxg6 Raf8 22. Bxh6 gxh6 23. Qxh6+ Kg8 24. Re3 Bb5 25. Rg3+ Rg7 26. Qxe6+ Kh8 27. Rh3+ Rh7 28. Rxh7+ Qxh7 29. Qxd5 Be8 30. e6 Qg6 31. Qe5+ Kh7 32. Qc7+ Kg8 33. Qc4 Rf5 34. Re1 Rg5 35. g3 Rc5 36. Qb3 Kh7 37. e7 Qd3 38. Qb1 Qxb1 39. Rxb1 Rxc3 40. Rd1 Rc2 41. Rd8 Bc6 42. e8=Q *", + "Moves": "c2c1 d8d1 c1d1 e8e1 d1e1", + "MovesSAN": "Rc1+ Rd1 Rxd1+ Qe1 Rxe1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "7Q/pp2kp2/2p1p3/2P3q1/3P2p1/1N5p/PP2N3/R4R1K b - - 0 25", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. d4 Qa5+ 4. c3 c6 5. Bf4 Nf6 6. Bxb8 Rxb8 7. Bd3 Bg4 8. Be2 Bxe2 9. Nxe2 e6 10. O-O Bd6 11. Nd2 h5 12. Nb3 Qc7 13. h3 g5 14. c4 g4 15. c5 Bh2+ 16. Kh1 gxh3 17. g3 Ng4 18. Qd3 Qe7 19. f3 Bxg3 20. fxg4 hxg4 21. Qxg3 Qg5 22. Qxb8+ Ke7 23. Qxh8 *", + "Moves": "g5d5 f1f3 d5f3 h1g1 f3g2", + "MovesSAN": "Qd5+ Rf3 Qxf3+ Kg1 Qg2#", + "Themes": "endgame exposedKing fork long mate mateIn3" + }, + { + "FEN": "r5k1/ppQ4p/6pB/8/3q2n1/P7/6PP/5R1K w - - 3 27", + "PGN": "1. d4 e6 2. c4 d5 3. Nc3 Bb4 4. Qc2 Nf6 5. Nf3 Ne4 6. e3 Nc6 7. a3 Bxc3+ 8. bxc3 O-O 9. Bd3 f5 10. O-O Na5 11. cxd5 exd5 12. Nd2 g6 13. f3 Nxd2 14. Bxd2 Bd7 15. e4 dxe4 16. fxe4 fxe4 17. Bxe4 Bc6 18. d5 Bxd5 19. Rxf8+ Kxf8 20. Rf1+ Kg7 21. Bxd5 Qxd5 22. c4 Nxc4 23. Qc3+ Kg8 24. Bh6 Ne5 25. Qxc7 Qd4+ 26. Kh1 Ng4 *", + "Moves": "c7f7 g8h8 f7f8 a8f8 f1f8", + "MovesSAN": "Qf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "1k5r/pp2Qp1r/4p1p1/P3Pq2/2RP4/5bP1/1P1K4/5R2 w - - 1 34", + "PGN": "1. e4 c6 2. f4 d5 3. e5 g6 4. Nf3 Bg4 5. d4 e6 6. c3 Ne7 7. Bd3 Nd7 8. Be3 Nf5 9. Bf2 Bh6 10. O-O Bxf4 11. Bxf5 Bxf5 12. Nbd2 Bd3 13. Re1 c5 14. g3 Bh6 15. Be3 Bxe3+ 16. Rxe3 Bb5 17. a4 Bc6 18. Nh4 cxd4 19. cxd4 Nb6 20. a5 Nc4 21. Nxc4 dxc4 22. Qg4 Qd5 23. Nf3 h5 24. Qg5 h4 25. Qf6 Rh7 26. Rf1 hxg3 27. hxg3 Kd7 28. Kf2 Rah8 29. Ke1 Kc8 30. Rc3 Qe4+ 31. Kd2 Qf5 32. Qe7 Bxf3 33. Rxc4+ Kb8 *", + "Moves": "e7c7 b8a8 c7c8 h8c8 c4c8", + "MovesSAN": "Qc7+ Ka8 Qc8+ Rxc8 Rxc8#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "R4Q2/1p3pp1/1P2p1pk/3pP3/3P4/6PP/5P1K/1r3q2 w - - 1 36", + "PGN": "1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Nf3 Bg4 5. Be2 e6 6. O-O Be7 7. h3 Bh5 8. c4 Nb6 9. Qc2 O-O 10. Nc3 Bg6 11. Bd3 Nxc4 12. Bxg6 hxg6 13. Nb5 d5 14. b3 a6 15. bxc4 axb5 16. cxb5 Nd7 17. a4 Nb6 18. Ba3 Bxa3 19. Rxa3 Nc4 20. Raa1 c6 21. Nd2 Nxd2 22. Qxd2 cxb5 23. axb5 Qb6 24. Qb4 Rfc8 25. Rxa8 Rxa8 26. Rc1 Qa5 27. Qc5 Qd2 28. Rc2 Qd1+ 29. Kh2 Ra1 30. b6 Rb1 31. Rc3 Qa4 32. Ra3 Qb5 33. Ra8+ Kh7 34. Qf8 Kh6 35. g3 Qf1 *", + "Moves": "f8h8 h6g5 h8h4 g5f5 h4g4", + "MovesSAN": "Qh8+ Kg5 Qh4+ Kf5 Qg4#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "r2q1rk1/p3bp2/4p1pp/3p3n/3P1P2/P1NQ4/1BP2PRP/2K3R1 w - - 0 21", + "PGN": "1. e4 Nc6 2. Nf3 d6 3. Bc4 Bg4 4. Nc3 Nf6 5. b4 Nxb4 6. a3 Bxf3 7. gxf3 Nc6 8. Bb2 e6 9. d4 Na5 10. Ba2 Be7 11. Qe2 c6 12. Rg1 O-O 13. O-O-O b5 14. f4 Nc4 15. Bxc4 bxc4 16. Qxc4 d5 17. exd5 cxd5 18. Qd3 h6 19. Rg2 Nh5 20. Rdg1 g6 *", + "Moves": "g2g6 f7g6 d3g6 h5g7 g6g7", + "MovesSAN": "Rxg6+ fxg6 Qxg6+ Ng7 Qxg7#", + "Themes": "fork long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "6k1/pp3pBp/2p3pP/8/2P4K/1P4P1/P3rn2/R4R2 b - - 1 33", + "PGN": "1. e4 d5 2. Nf3 dxe4 3. Ng5 Nf6 4. Bc4 e6 5. Qe2 Qd4 6. Nc3 c6 7. Ncxe4 Nxe4 8. Nxe4 Bc5 9. O-O O-O 10. c3 Qd8 11. d4 Bd6 12. Nxd6 Qxd6 13. Bd3 Nd7 14. Qg4 Nf6 15. Qf3 e5 16. dxe5 Qxe5 17. Bf4 Qh5 18. Qxh5 Nxh5 19. Be3 Be6 20. g3 Bd5 21. Be2 Nf6 22. b3 Rfe8 23. c4 Be6 24. Kg2 Ne4 25. h4 Rad8 26. h5 Nf6 27. h6 g6 28. Bg5 Rd2 29. Bxd2 Bh3+ 30. Kxh3 Rxe2 31. Bc3 Ne4 32. Bg7 Nxf2+ 33. Kh4 *", + "Moves": "e2e4 h4g5 f2h3 g5f6 e4e6", + "MovesSAN": "Re4+ Kg5 Nh3+ Kf6 Re6#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "6r1/1p1P3k/8/P3p2p/4Pnq1/5p2/1P1Q1B1P/R4B1K b - - 0 34", + "PGN": "1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 d6 5. e4 O-O 6. Be2 e5 7. O-O Nc6 8. d5 Ne7 9. Ne1 Ne8 10. Be3 f5 11. f3 f4 12. Bf2 g5 13. a4 h5 14. a5 Nf6 15. c5 g4 16. cxd6 cxd6 17. Nb5 gxf3 18. gxf3 Bh3 19. Ng2 Kh8 20. Kh1 Bh6 21. Rg1 Rg8 22. Bxa7 Qd7 23. Bf2 Bxg2+ 24. Rxg2 Rxg2 25. Kxg2 Rg8+ 26. Kh1 Nxe4 27. fxe4 f3 28. Bf1 Qg4 29. Nxd6 Ng6 30. Nf7+ Kh7 31. Nxh6 Kxh6 32. Qd2+ Nf4 33. d6 Kh7 34. d7 *", + "Moves": "g4g2 f1g2 f3g2 h1g1 f4h3", + "MovesSAN": "Qg2+ Bxg2 fxg2+ Kg1 Nh3#", + "Themes": "advancedPawn long master mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "4r1k1/5r1p/4p1p1/4Q3/8/8/P1Pqp1PP/1R2R2K b - - 1 30", + "PGN": "1. e4 e5 2. Bc4 Nf6 3. Nc3 Be7 4. d4 exd4 5. Qxd4 Nc6 6. Qe3 d6 7. Qg5 O-O 8. f3 Nxe4 9. Qh5 Nxc3 10. bxc3 Be6 11. Bxe6 fxe6 12. Ne2 Bf6 13. O-O Ne5 14. Qh3 Qd7 15. Nd4 Rae8 16. Re1 c5 17. f4 cxd4 18. fxe5 dxe5 19. cxd4 Qxd4+ 20. Be3 Qc4 21. Bxa7 e4 22. Rab1 Bd4+ 23. Bxd4 Qxd4+ 24. Kh1 Rf2 25. Rxb7 Qd2 26. Rg1 e3 27. Qg3 g6 28. Qe5 Rf7 29. Rbb1 e2 30. Rge1 *", + "Moves": "d2e1 b1e1 f7f1 e1f1 e2f1q", + "MovesSAN": "Qxe1+ Rxe1 Rf1+ Rxf1 exf1=Q#", + "Themes": "advancedPawn endgame long mate mateIn3 promotion sacrifice" + }, + { + "FEN": "1Q6/8/P6p/5p2/P4N2/4p1K1/3k3P/5q2 b - - 2 55", + "PGN": "1. e4 d5 2. exd5 Nf6 3. d4 Nxd5 4. Nf3 Bg4 5. Bc4 e6 6. O-O c6 7. Nbd2 Bd6 8. Ne4 Bc7 9. Bg5 Qc8 10. Qd2 Bxf3 11. gxf3 h6 12. Be3 Qd8 13. Bxd5 cxd5 14. Ng3 Nc6 15. f4 f5 16. Qe2 Qh4 17. Qh5+ Qxh5 18. Nxh5 Kf7 19. Kg2 b5 20. Rac1 a5 21. Kf3 Bb6 22. c3 Rac8 23. Ng3 b4 24. Rc2 Bxd4 25. cxb4 Bxe3 26. fxe3 Nd4+ 27. exd4 Rxc2 28. bxa5 Ra8 29. b4 Rc4 30. Rb1 Rxd4 31. Ke3 Rc4 32. Rb2 g5 33. Ne2 Re4+ 34. Kf3 Ke7 35. a3 Kd6 36. Rc2 Rc4 37. Rxc4 dxc4 38. Nd4 gxf4 39. Nb5+ Kc6 40. Nd4+ Kd5 41. Nb5 Ke5 42. a4 Rc8 43. Nc3 Kd4 44. Ne2+ Kd3 45. Nxf4+ Kd2 46. Ne2 c3 47. a6 c2 48. b5 e5 49. b6 e4+ 50. Kf2 e3+ 51. Kf3 Rc4 52. b7 Rf4+ 53. Nxf4 c1=Q 54. b8=Q Qf1+ 55. Kg3 *", + "Moves": "f1f2 g3h3 f2f3 h3h4 f3g4", + "MovesSAN": "Qf2+ Kh3 Qf3+ Kh4 Qg4#", + "Themes": "endgame exposedKing long mate mateIn3" + }, + { + "FEN": "7r/p4Qpq/2pk4/4p3/8/3PB1PP/PPP4K/R7 b - - 0 26", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qe6+ 4. Nge2 Qg6 5. g3 Bf5 6. Nd4 c6 7. Bg2 e5 8. Nxf5 Qxf5 9. O-O h5 10. Nb5 Na6 11. Nc3 h4 12. d3 hxg3 13. fxg3 Qh7 14. h3 Bc5+ 15. Kh2 O-O-O 16. Rxf7 Ne7 17. Qg4+ Kc7 18. Ne4 Rdf8 19. Nxc5 Rxf7 20. Qd7+ Kb6 21. Qxb7+ Kxc5 22. Be3+ Kd6 23. Qxa6 Nd5 24. Bxd5 Kxd5 25. Qc4+ Kd6 26. Qxf7 *", + "Moves": "h7h3 h2g1 h3h1 g1f2 h8h2", + "MovesSAN": "Qxh3+ Kg1 Qh1+ Kf2 Rh2#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "5rk1/ppp3p1/2nbP2p/8/3PQ1Pq/8/PPPBNr1P/RN1K3R b - - 4 15", + "PGN": "1. e4 f5 2. exf5 Nf6 3. g4 h6 4. d4 e6 5. Bd3 d5 6. Qe2 Bd6 7. fxe6 O-O 8. f4 Ne4 9. Bxe4 dxe4 10. f5 Qh4+ 11. Kd1 Bxe6 12. fxe6 Rf2 13. Qxe4 Nc6 14. Ne2 Raf8 15. Bd2 *", + "Moves": "f2f1 h1f1 f8f1 d2e1 h4e1", + "MovesSAN": "Rf1+ Rxf1 Rxf1+ Be1 Qxe1#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "5r1k/1b3Bpn/p1np4/1p2p3/3PP3/P3B1q1/1P1NK1P1/R6R w - - 4 28", + "PGN": "1. e4 c5 2. f4 d6 3. Nf3 Nc6 4. Bc4 Nf6 5. d3 e6 6. a3 a6 7. O-O b5 8. Ba2 Be7 9. c3 O-O 10. Be3 Bb7 11. Qe1 Re8 12. Nbd2 Rc8 13. Ng5 Nd7 14. Qg3 Bxg5 15. fxg5 Nde5 16. d4 cxd4 17. cxd4 Ng6 18. h4 e5 19. h5 Nf8 20. g6 hxg6 21. hxg6 Re7 22. gxf7+ Kh8 23. Qh4+ Nh7 24. Kf2 Rxf7+ 25. Bxf7 Qxh4+ 26. Ke2 Rf8 27. Rh1 Qg3 *", + "Moves": "h1h7 h8h7 a1h1 g3h4 h1h4", + "MovesSAN": "Rxh7+ Kxh7 Rh1+ Qh4 Rxh4#", + "Themes": "attraction kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "2q4r/4ppk1/3p2p1/p1bP4/2B1PPp1/P1N3P1/3B2K1/R1Q2R2 b - - 0 31", + "PGN": "1. e4 c5 2. Nf3 g6 3. Bc4 Bg7 4. O-O Nc6 5. c3 d6 6. d4 cxd4 7. cxd4 Bg4 8. d5 Bxf3 9. Qxf3 Nd4 10. Qd1 Nf6 11. Bd3 O-O 12. Nc3 Qd7 13. Bc4 a6 14. Qxd4 b5 15. Bd3 Ng4 16. Qb4 Be5 17. f4 a5 18. Qxb5 Bd4+ 19. Kh1 Qa7 20. h3 h5 21. hxg4 hxg4 22. g3 Kg7 23. Kg2 Rh8 24. Bd2 Rab8 25. Qa4 Rxb2 26. Bc2 Rb4 27. Qa3 Bc5 28. Qc1 Qa6 29. a3 Rc4 30. Bd3 Qc8 31. Bxc4 *", + "Moves": "h8h2 g2h2 c8h8 h2g2 h8h3", + "MovesSAN": "Rh2+ Kxh2 Qh8+ Kg2 Qh3#", + "Themes": "attraction long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "3r1kb1/pp2p3/6p1/q1p1Q3/4P3/2N2P2/1PP3P1/2K2B1R b - - 0 23", + "PGN": "1. d4 Nf6 2. Bf4 g6 3. Nc3 Bg7 4. e4 d6 5. Qd2 O-O 6. f3 c5 7. dxc5 dxc5 8. O-O-O Qa5 9. Bh6 Be6 10. h4 Nc6 11. h5 Rfd8 12. Qe3 Rxd1+ 13. Kxd1 Rd8+ 14. Kc1 Bxa2 15. Bxg7 Kxg7 16. hxg6 fxg6 17. Qh6+ Kf7 18. Nh3 Ne5 19. Ng5+ Ke8 20. Nxh7 Nxh7 21. Qxh7 Kf8 22. Qh8+ Bg8 23. Qxe5 *", + "Moves": "a5a1 c3b1 a1b1 c1b1 d8d1", + "MovesSAN": "Qa1+ Nb1 Qxb1+ Kxb1 Rd1#", + "Themes": "attraction long master mate mateIn3 middlegame queensideAttack sacrifice" + }, + { + "FEN": "r4r2/p2R3p/1q4pk/3Q4/8/N1P5/PP3PPP/3R2K1 b - - 2 21", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Bb5 g6 5. O-O Bg7 6. Bxc6 bxc6 7. c3 d3 8. Qxd3 d5 9. e5 f6 10. Re1 fxe5 11. Nxe5 Nf6 12. Nxc6 Bf5 13. Qb5 Bd7 14. Bg5 O-O 15. Bxf6 Bxf6 16. Na3 Qc7 17. Qxd5+ Kg7 18. Nxe7 Bxe7 19. Rxe7+ Kh6 20. Rxd7 Qb6 21. Rd1 *", + "Moves": "b6f2 g1h1 f2f1 d1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "R4b2/5rkp/1PB3p1/3Pp2n/4P3/2N5/4N1PP/6K1 b - - 0 28", + "PGN": "1. e4 c5 2. d4 cxd4 3. c3 Nc6 4. cxd4 d6 5. Nc3 a6 6. Be3 Nf6 7. f3 g6 8. Bd3 Bg7 9. Nge2 O-O 10. O-O e5 11. d5 Ne7 12. b4 b5 13. a4 Bb7 14. axb5 axb5 15. Bxb5 Rxa1 16. Qxa1 Nh5 17. Qa7 Ba8 18. Ra1 f5 19. Bb6 Qb8 20. Bc7 Qc8 21. Bxd6 fxe4 22. fxe4 Rf7 23. Qxa8 Qxa8 24. Rxa8+ Bf8 25. Bxe7 Rxe7 26. Bc6 Kg7 27. b5 Rf7 28. b6 *", + "Moves": "f8c5 e2d4 c5d4 g1h1 f7f1", + "MovesSAN": "Bc5+ Nd4 Bxd4+ Kh1 Rf1#", + "Themes": "backRankMate fork long mate mateIn3 middlegame" + }, + { + "FEN": "2r3rk/pp2p2p/5p2/3q4/5P2/2PP2R1/P2Q4/6KR w - - 6 28", + "PGN": "1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Nf3 Bg7 5. Bd3 O-O 6. Be3 Nbd7 7. h3 c5 8. Qd2 cxd4 9. Bxd4 Nc5 10. e5 Nxd3+ 11. cxd3 dxe5 12. Bxe5 Nd5 13. O-O Bxe5 14. Nxe5 Nxc3 15. bxc3 Be6 16. f4 f6 17. Nf3 Bd5 18. g4 Bxf3 19. Rxf3 Rc8 20. h4 Qc7 21. Rc1 Rfd8 22. h5 gxh5 23. gxh5 Qc5+ 24. Kg2 Qxh5 25. Rg3+ Kh8 26. Rh1 Qd5+ 27. Kg1 Rg8 *", + "Moves": "h1h7 h8h7 d2h2 d5h5 h2h5", + "MovesSAN": "Rxh7+ Kxh7 Qh2+ Qh5 Qxh5#", + "Themes": "attraction endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "2r4k/p1q4p/4B1p1/4n3/6PQ/Pp3P2/1P6/1KB4R b - - 0 36", + "PGN": "1. e4 d6 2. d4 Nf6 3. Nc3 e5 4. Nf3 exd4 5. Nxd4 Be7 6. Bf4 O-O 7. Qd2 c6 8. O-O-O b5 9. f3 b4 10. Nce2 c5 11. Nb3 c4 12. Nbd4 d5 13. Qe1 Qa5 14. Kb1 Bd7 15. e5 Ne8 16. Ng3 Nc6 17. Ndf5 Bxf5 18. Nxf5 Nc7 19. Qg3 g6 20. Nxe7+ Nxe7 21. h4 b3 22. cxb3 cxb3 23. a3 Ne6 24. Bc1 Qc7 25. Bd3 Nc5 26. Be2 Rac8 27. h5 Nf5 28. Qe1 Rfe8 29. g4 Ne7 30. hxg6 fxg6 31. Qh4 Nc6 32. Rxd5 Ne6 33. Bc4 Kh8 34. Rd6 Nxe5 35. Rxe6 Rxe6 36. Bxe6 *", + "Moves": "c7c2 b1a1 c2c1 h1c1 c8c1", + "MovesSAN": "Qc2+ Ka1 Qxc1+ Rxc1 Rxc1#", + "Themes": "deflection long master mate mateIn3 middlegame" + }, + { + "FEN": "7k/1b3r1p/4pPp1/3qB3/3N4/2r2P2/6KQ/7R w - - 0 37", + "PGN": "1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bd3 Be7 7. O-O Nc6 8. Nb3 O-O 9. Be3 Nb4 10. Be2 a6 11. a3 Nc6 12. f4 b5 13. Qe1 Bb7 14. Qg3 Rc8 15. e5 dxe5 16. fxe5 Ne8 17. Rad1 Qc7 18. Bf4 g6 19. Bf3 Ng7 20. h4 Nf5 21. Qh2 Qb6+ 22. Kh1 Ne3 23. Ne4 Nxf1 24. Rxf1 Nd4 25. Nf6+ Kh8 26. h5 Nxf3 27. gxf3 Bxf6 28. exf6 Qc6 29. hxg6 fxg6 30. Be5 Rf7 31. Nd4 Qd5 32. c3 a5 33. Kg2 b4 34. axb4 axb4 35. Rh1 bxc3 36. bxc3 Rxc3 *", + "Moves": "h2h7 f7h7 f6f7 d5e5 f7f8q", + "MovesSAN": "Qxh7+ Rxh7 f7+ Qxe5 f8=Q#", + "Themes": "advancedPawn discoveredAttack long mate mateIn3 middlegame pin promotion sacrifice" + }, + { + "FEN": "4kr2/2Q2R2/4p1p1/p2p4/3P4/1Pp1q3/P7/1K3R2 b - - 0 42", + "PGN": "1. d4 d5 2. Bf4 Nf6 3. e3 c6 4. c3 Bf5 5. Bd3 Bxd3 6. Qxd3 e6 7. Nf3 Bd6 8. Bg3 O-O 9. Nbd2 c5 10. Nb3 c4 11. Qc2 cxb3 12. Qxb3 b6 13. Qc2 Nc6 14. Qa4 Na5 15. Qb5 a6 16. Qd3 Ne4 17. Nd2 Nxd2 18. Qxd2 Nc4 19. Qc2 a5 20. b3 Nxe3 21. fxe3 Bxg3+ 22. hxg3 h6 23. O-O-O Qg5 24. Qd3 Qxg3 25. Rd2 Rac8 26. Kb2 Qc7 27. g4 b5 28. g5 b4 29. Rc2 bxc3+ 30. Kb1 h5 31. Rxh5 g6 32. Rh4 Qg3 33. Rch2 Qxg5 34. Rh8+ Kg7 35. R8h7+ Kf6 36. Rf2+ Ke7 37. Qa6 Qg1+ 38. Rf1 Qxe3 39. Qb7+ Ke8 40. Qxc8+ Ke7 41. Qc7+ Ke8 42. Rhxf7 *", + "Moves": "e3d3 b1a1 d3f1 f7f1 f8f1", + "MovesSAN": "Qd3+ Ka1 Qxf1+ Rxf1 Rxf1#", + "Themes": "endgame long mate mateIn3 xRayAttack" + }, + { + "FEN": "kr5q/pb6/1pQp4/2pP2r1/N3P2P/1P6/P7/2b1K2R w K - 4 29", + "PGN": "1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. h4 h5 5. e3 d6 6. Be2 Nbd7 7. g4 b6 8. gxh5 Nxh5 9. Bf3 Rb8 10. Nh3 Bb7 11. e4 c5 12. d5 Ne5 13. Ng5 Bc8 14. Bxh5 Rxh5 15. Bf4 Nxc4 16. b3 Ne5 17. Rc1 Ba6 18. Bxe5 Bxe5 19. f4 Bxf4 20. Qf3 Bxc1 21. Qxf7+ Kd7 22. Qxg6 Qh8 23. Qe6+ Kc7 24. Qxe7+ Kc8 25. Qe6+ Kb7 26. Na4 Rxg5 27. Qd7+ Ka8 28. Qc6+ Bb7 *", + "Moves": "a4b6 a7b6 c6a4 b7a6 a4a6", + "MovesSAN": "Nxb6+ axb6 Qa4+ Ba6 Qxa6#", + "Themes": "clearance long mate mateIn3 middlegame queensideAttack sacrifice" + }, + { + "FEN": "4r1k1/p1pq1rpp/1bp5/2Bp4/5P2/1b2Q3/PPP3PP/2K1R3 w - - 0 21", + "PGN": "1. e4 e5 2. Bc4 Nf6 3. d4 exd4 4. Nf3 Nc6 5. e5 d5 6. Bb5 Ne4 7. Nxd4 Bc5 8. Be3 O-O 9. Bxc6 bxc6 10. Nd2 Nxd2 11. Qxd2 Qe8 12. f4 Ba6 13. Nb3 Bb6 14. O-O-O f6 15. Bc5 Rf7 16. Rhe1 fxe5 17. Rxe5 Qd7 18. Rde1 Bc4 19. Qe3 Bxb3 20. Re8+ Rxe8 *", + "Moves": "e3e8 d7e8 e1e8 f7f8 e8f8", + "MovesSAN": "Qxe8+ Qxe8 Rxe8+ Rf8 Rxf8#", + "Themes": "kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "2r4r/p4p2/6k1/2qp4/1p1np1p1/1P6/P1PQ3R/2K4R w - - 0 29", + "PGN": "1. d4 d6 2. Nc3 Nf6 3. Bg5 g6 4. Qd2 Bg7 5. e4 c6 6. Nf3 Bg4 7. Be2 O-O 8. Bh6 b5 9. Bxg7 Kxg7 10. O-O-O b4 11. Na4 Nxe4 12. Qf4 Bxf3 13. Bxf3 Nxf2 14. Bxc6 Nxc6 15. Qxf2 Qa5 16. b3 Rac8 17. h4 h5 18. Qf3 Qc7 19. Rd2 Nxd4 20. Qd3 e5 21. g4 hxg4 22. h5 Rh8 23. Rdh2 gxh5 24. Nb2 d5 25. Nd1 Qc5 26. Ne3 e4 27. Qd2 Kg6 28. Nxg4 hxg4 *", + "Moves": "h2h6 h8h6 d2h6 g6f5 h1h5", + "MovesSAN": "Rh6+ Rxh6 Qxh6+ Kf5 Rh5#", + "Themes": "exposedKing long mate mateIn3 middlegame" + }, + { + "FEN": "3r2k1/6pp/p7/3pn1r1/4R2q/P6P/1PQ2PP1/3R1BK1 b - - 0 28", + "PGN": "1. d4 d6 2. Nf3 Bg4 3. e4 Nf6 4. Nc3 e6 5. Be2 c6 6. O-O d5 7. e5 Nfd7 8. h3 Bh5 9. Bg5 Be7 10. Bxe7 Qxe7 11. Qd2 O-O 12. a3 c5 13. Nb5 Bxf3 14. Bxf3 Nc6 15. c3 a6 16. Nd6 f6 17. Nxb7 fxe5 18. Nxc5 Nxc5 19. dxc5 Qxc5 20. Rfe1 e4 21. Bg4 Qe7 22. c4 Rad8 23. Qc2 Ne5 24. Be2 Qh4 25. Bf1 Rf5 26. cxd5 exd5 27. Rad1 Rg5 28. Rxe4 *", + "Moves": "e5f3 g1h1 h4h3 g2h3 g5g1", + "MovesSAN": "Nf3+ Kh1 Qxh3+ gxh3 Rg1#", + "Themes": "arabianMate long master mate mateIn3 middlegame pin sacrifice" + }, + { + "FEN": "2k4r/ppp2Qp1/2p5/7q/4P3/1P4Pp/P4P2/1K1R4 w - - 1 25", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nxe5 Nc6 4. Nxc6 dxc6 5. Nc3 Bc5 6. Be2 h5 7. e5 Ng4 8. Bxg4 hxg4 9. h3 gxh3 10. Ne4 Bb6 11. d3 Qd5 12. c4 Qxe5 13. g3 Bf5 14. Bf4 Qe7 15. Qf3 Ba5+ 16. Bd2 Bxe4 17. dxe4 Bxd2+ 18. Kxd2 O-O-O+ 19. Kc2 Qb4 20. Rad1 Qxc4+ 21. Kb1 Rxd1+ 22. Rxd1 Qe6 23. b3 Qh6 24. Qxf7 Qh5 *", + "Moves": "f7d7 c8b8 d7d8 h8d8 d1d8", + "MovesSAN": "Qd7+ Kb8 Qd8+ Rxd8 Rxd8#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "3N4/Q7/2p1pk1p/1qPp1bp1/8/4P2P/6P1/7K w - - 5 32", + "PGN": "1. d4 d5 2. h3 Nf6 3. Nf3 Bf5 4. Bg5 Nbd7 5. c4 c6 6. c5 h6 7. Bf4 g5 8. Bh2 Ne4 9. e3 e6 10. b4 a6 11. a3 Bg7 12. Bd3 Bg6 13. O-O f5 14. Ne5 Nxe5 15. Bxe5 Bxe5 16. dxe5 Qc7 17. Bxe4 fxe4 18. f4 exf3 19. Qxf3 Qxe5 20. Nd2 Ke7 21. Kh1 Rhf8 22. Qe2 Rxf1+ 23. Rxf1 Rf8 24. Rxf8 Kxf8 25. Nb3 Qc3 26. Qf1+ Ke7 27. Na5 Qxa3 28. Nxb7 Qxb4 29. Qxa6 Qb5 30. Qa7 Kf6 31. Nd8 Bf5 *", + "Moves": "a7f7 f6e5 f7g7 e5e4 g7d4", + "MovesSAN": "Qf7+ Ke5 Qg7+ Ke4 Qd4#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "5rk1/3Q2pp/8/p2R4/8/8/q4PPP/3R2K1 b - - 1 31", + "PGN": "1. e4 e6 2. Qe2 Nf6 3. d4 c6 4. Nf3 d5 5. e5 Nfd7 6. Qd1 c5 7. c3 Nc6 8. Be2 cxd4 9. cxd4 Bb4+ 10. Nc3 O-O 11. O-O f6 12. exf6 Nxf6 13. Ne5 Nxe5 14. dxe5 Ne4 15. Nxe4 dxe4 16. Qb3 Bc5 17. Qc4 b6 18. Qxe4 Bd7 19. Be3 Qc7 20. Rac1 Bc6 21. Qg4 Qxe5 22. Bxc5 bxc5 23. Bc4 Bd5 24. Bxd5 exd5 25. Rxc5 Qxb2 26. Rxd5 Qxa2 27. Qe6+ Kh8 28. Qd7 Rad8 29. Qxd8 Kg8 30. Qd7 a5 31. Rfd1 *", + "Moves": "a2f2 g1h1 f2f1 d1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "6k1/5ppp/4q3/4p3/R1n5/2Pr2N1/5PPP/6K1 w - - 0 29", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Nab1 b4 10. Ne2 Be7 11. Nd2 O-O 12. Ng3 d5 13. exd5 Nxd5 14. Bxe7 Qxe7 15. Bc4 Nb6 16. Bb3 Be6 17. O-O a5 18. a3 a4 19. Bxe6 Qxe6 20. axb4 Nxb4 21. Re1 Rac8 22. c3 Nd3 23. Re4 Nxb2 24. Qc2 N2c4 25. Nxc4 Rxc4 26. Rxc4 Nxc4 27. Rxa4 Rd8 28. Qd3 Rxd3 *", + "Moves": "a4a8 d3d8 a8d8 e6e8 d8e8", + "MovesSAN": "Ra8+ Rd8 Rxd8+ Qe8 Rxe8#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "1k3r2/pp2n3/1Q4p1/3pP1B1/3n4/1PP5/P5PP/RN4K1 b - - 0 21", + "PGN": "1. d4 d5 2. e3 c5 3. f4 cxd4 4. exd4 Nc6 5. Nf3 Qb6 6. c3 Bg4 7. Bd3 e6 8. O-O Bd6 9. Qe1 Qc7 10. Ne5 Bxe5 11. fxe5 O-O-O 12. Qg3 Bh5 13. Qxg7 Nge7 14. Qf6 Bg6 15. Bxg6 hxg6 16. Qxf7 Rdf8 17. Qxe6+ Kb8 18. Rxf8+ Rxf8 19. Bg5 Qb6 20. b3 Nxd4 21. Qxb6 *", + "Moves": "d4e2 g1h1 f8f1 b6g1 f1g1", + "MovesSAN": "Ne2+ Kh1 Rf1+ Qg1 Rxg1#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "r6k/ppp4r/2n3pP/2pQp1n1/2P1q3/8/PPP5/1K1R1R2 w - - 6 26", + "PGN": "1. e4 e5 2. Bc4 Nc6 3. Nf3 Nf6 4. d3 Bc5 5. Nc3 O-O 6. Bg5 h6 7. Bh4 d6 8. h3 Be6 9. g4 Bxc4 10. dxc4 Qd7 11. g5 hxg5 12. Bxg5 Nh7 13. h4 f5 14. h5 fxe4 15. Nxe4 Qf5 16. Qd5+ Kh8 17. O-O-O Qxf3 18. h6 g6 19. Nxc5 dxc5 20. Qd7 Qf7 21. Rhe1 Nxg5 22. f4 Qxf4+ 23. Kb1 Rf7 24. Qd5 Rh7 25. Rf1 Qe4 *", + "Moves": "d5d8 a8d8 d1d8 c6d8 f1f8", + "MovesSAN": "Qd8+ Rxd8 Rxd8+ Nxd8 Rf8#", + "Themes": "exposedKing kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "3r4/1p4k1/pN6/P1pP2pQ/2Bbbq1p/7P/1P4P1/5R1K b - - 1 36", + "PGN": "1. c4 Nf6 2. d4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. Bg5 g6 7. e3 a6 8. a4 Bg7 9. Nf3 h6 10. Bh4 g5 11. Bg3 Bf5 12. Nd2 Qe7 13. Be2 Nbd7 14. O-O h5 15. h3 h4 16. Bh2 Rd8 17. e4 Bg6 18. Nc4 Ne5 19. Nxe5 dxe5 20. f3 Nh5 21. a5 Nf4 22. Na4 f5 23. Qc2 O-O 24. Bc4 Kh7 25. Rac1 Qc7 26. Qc3 Rc8 27. exf5 Bxf5 28. Nb6 e4 29. Qd2 Bd4+ 30. Kh1 Rcd8 31. fxe4 Bxe4 32. Rxf4 Rxf4 33. Qe2 Qe5 34. Qh5+ Kg7 35. Bxf4 Qxf4 36. Rf1 *", + "Moves": "e4g2 h1g2 f4g3 g2h1 g3h3", + "MovesSAN": "Bxg2+ Kxg2 Qg3+ Kh1 Qxh3#", + "Themes": "attraction deflection kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r1b2rk1/ppqnpNbn/2p1B1p1/6N1/8/8/PPP2PPP/R1B2RK1 w - - 0 20", + "PGN": "1. e4 d6 2. Nf3 Nf6 3. Nc3 g6 4. d4 Bg7 5. Bc4 O-O 6. O-O c6 7. e5 dxe5 8. dxe5 Nfd7 9. e6 fxe6 10. Bxe6+ Kh8 11. Ng5 Qc7 12. Qg4 Nf6 13. Qh3 Nbd7 14. Nce4 h6 15. Nf7+ Kh7 16. Neg5+ Kg8 17. Nxh6+ Kh8 18. Nhf7+ Kg8 19. Qh7+ Nxh7 *", + "Moves": "f7e5 f8f7 e6f7 g8h8 e5g6", + "MovesSAN": "Ne5+ Rf7 Bxf7+ Kh8 Nxg6#", + "Themes": "discoveredAttack exposedKing kingsideAttack long mate mateIn3 opening" + }, + { + "FEN": "3r2k1/pp3ppp/5B2/8/1PP4r/P7/R2qnPPP/1Q3R1K b - - 0 19", + "PGN": "1. e4 d5 2. exd5 Nf6 3. Bb5+ Bd7 4. Bxd7+ Qxd7 5. c4 c6 6. dxc6 Nxc6 7. Nf3 e5 8. O-O Bc5 9. a3 O-O 10. b4 Bd4 11. Ra2 e4 12. Nxd4 Nxd4 13. Bb2 Rad8 14. d3 Rfe8 15. dxe4 Rxe4 16. Nd2 Ne2+ 17. Kh1 Qxd2 18. Qb1 Rh4 19. Bxf6 *", + "Moves": "h4h2 h1h2 d2h6 f6h4 h6h4", + "MovesSAN": "Rxh2+ Kxh2 Qh6+ Bh4 Qxh4#", + "Themes": "anastasiaMate attraction fork long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "4r1k1/6pp/p7/1pp1q1P1/3p1Q1P/3P4/PPP5/5RK1 w - - 0 31", + "PGN": "1. e4 e6 2. d3 d5 3. Qe2 Be7 4. Nc3 d4 5. Nb5 a6 6. Na3 Nc6 7. f4 Nf6 8. Nc4 b5 9. Ne5 Bb7 10. Ngf3 O-O 11. Nxc6 Bxc6 12. Ne5 Bb7 13. g4 Nd7 14. Nf3 c5 15. h4 f6 16. g5 f5 17. exf5 exf5 18. Bg2 Bd6 19. O-O Re8 20. Qf2 Qc7 21. Nd2 Nb6 22. Bxb7 Qxb7 23. Nf3 Nd5 24. Ne5 Bxe5 25. fxe5 Qc7 26. Qxf5 Rxe5 27. Bf4 Nxf4 28. Qxf4 Rae8 29. Rae1 Qe7 30. Rxe5 Qxe5 *", + "Moves": "f4f7 g8h8 f7f8 e8f8 f1f8", + "MovesSAN": "Qf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate endgame long master mate mateIn3 sacrifice" + }, + { + "FEN": "6k1/p5pp/1p6/5pN1/5P1K/2P1Q2P/PP3R2/6rq b - - 7 34", + "PGN": "1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 d5 5. exd5 Qxd5 6. c3 Nf6 7. Be3 Nc6 8. Nd2 Nxd4 9. Bxd4 Be7 10. f3 O-O 11. Bc4 Qg5 12. O-O Bd6 13. Bxf6 Qxf6 14. Ne4 Qe5 15. Qxd6 Qf5 16. Qd3 b6 17. Nd6 Qg5 18. Ne4 Qe5 19. f4 Qh5 20. Qe3 Bb7 21. Ng3 Qg6 22. Bd3 Qg4 23. Be4 Bxe4 24. Nxe4 Rad8 25. h3 Qf5 26. g4 Qd5 27. Rad1 Qb7 28. Rxd8 Rxd8 29. Rf2 f5 30. gxf5 exf5 31. Ng5 Rd1+ 32. Kh2 Qh1+ 33. Kg3 Rg1+ 34. Kh4 *", + "Moves": "g1g4 h4h5 g7g6 h5h6 g4h4", + "MovesSAN": "Rg4+ Kh5 g6+ Kh6 Rh4#", + "Themes": "endgame long mate mateIn3 pin" + }, + { + "FEN": "3Q4/8/8/p7/P1P5/6p1/5k1p/7K b - - 0 50", + "PGN": "1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. O-O O-O 5. d3 d6 6. e4 e5 7. Bg5 c6 8. Nc3 a5 9. Nd2 Qc7 10. Bxf6 Bxf6 11. f4 Na6 12. Rb1 Nc5 13. fxe5 Bxe5 14. Nf3 Bg7 15. d4 Na6 16. Ne2 Bg4 17. c3 Rae8 18. Nd2 f5 19. h3 Bxe2 20. Qxe2 fxe4 21. Rxf8+ Bxf8 22. Bxe4 d5 23. Bxd5+ cxd5 24. Qxe8 Qxg3+ 25. Kf1 Qxh3+ 26. Ke2 Nc7 27. Qe5 Bh6 28. Rf1 Bxd2 29. Kxd2 Qxf1 30. Qxc7 Qf2+ 31. Kc1 Qe1+ 32. Kc2 Qe2+ 33. Kb3 Qc4+ 34. Qxc4 dxc4+ 35. Kxc4 b5+ 36. Kd5 h5 37. Ke4 h4 38. Kf3 Kf7 39. b3 Ke6 40. c4 bxc4 41. bxc4 Kf5 42. a4 g5 43. Kg2 g4 44. Kh2 Ke4 45. d5 Kf3 46. d6 g3+ 47. Kg1 h3 48. d7 h2+ 49. Kh1 Kf2 50. d8=Q *", + "Moves": "g3g2 h1h2 g2g1q h2h3 g1g3", + "MovesSAN": "g2+ Kxh2 g1=Q+ Kh3 Qg3#", + "Themes": "advancedPawn endgame exposedKing long mate mateIn3 promotion queenEndgame" + }, + { + "FEN": "8/2Q4p/p2pkp2/4rq2/1P4RK/P5PP/8/8 w - - 1 39", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 4. Nc3 Bd7 5. O-O a6 6. Ba4 Bc8 7. d4 exd4 8. Nxd4 Bd7 9. Be3 Nge7 10. Nxc6 Bxc6 11. Bxc6+ Nxc6 12. Qd3 Be7 13. a3 Bf6 14. Rad1 O-O 15. b4 Ne7 16. Qc4 Ng6 17. e5 Bxe5 18. Nd5 Rc8 19. Nf4 Nxf4 20. Bxf4 Bxf4 21. Qxf4 Re8 22. h3 Qd7 23. c4 Re7 24. Rd3 Rce8 25. Rg3 f6 26. Qf3 Qe6 27. Qxb7 Qxc4 28. Qf3 Re1 29. Rxe1 Rxe1+ 30. Kh2 Qf1 31. Qa8+ Kf7 32. Rg4 Qxf2 33. Qh8 Qg1+ 34. Kg3 Re3+ 35. Kh4 Qf2+ 36. g3 Qf5 37. Qxg7+ Ke6 38. Qxc7 Re5 *", + "Moves": "c7c8 e6f7 c8g8 f7e7 g4g7", + "MovesSAN": "Qc8+ Kf7 Qg8+ Ke7 Rg7#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "2k4r/pp3p2/8/2bPP1p1/4Q3/PP2R1Pq/4N3/RN4K1 b - - 0 24", + "PGN": "1. g3 d5 2. e3 c5 3. c3 Nc6 4. a3 e5 5. Bg2 Nf6 6. Ne2 Bg4 7. d4 cxd4 8. exd4 e4 9. O-O Qd7 10. Bf4 h5 11. f3 exf3 12. Bxf3 Bxf3 13. Rxf3 h4 14. Re3+ Be7 15. c4 O-O-O 16. b3 hxg3 17. hxg3 g5 18. Be5 Ne4 19. cxd5 Nxe5 20. dxe5 Bc5 21. Qc2 Rh1+ 22. Kxh1 Qh3+ 23. Kg1 Rh8 24. Qxe4 *", + "Moves": "c5e3 e4e3 h3h1 g1f2 h8h2", + "MovesSAN": "Bxe3+ Qxe3 Qh1+ Kf2 Rh2#", + "Themes": "exposedKing long mate mateIn3 middlegame" + }, + { + "FEN": "1r5k/4qPp1/2p3QB/1b1p4/pp6/1Pb4P/P5P1/R6K w - - 1 32", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 h6 5. c3 Bc5 6. O-O d6 7. h3 O-O 8. Re1 a6 9. d4 exd4 10. cxd4 Ba7 11. Nc3 b5 12. Bb3 b4 13. Nd5 Nxd5 14. Bxd5 Bd7 15. e5 Rb8 16. Bb3 Na5 17. d5 Nxb3 18. Qxb3 a5 19. e6 fxe6 20. dxe6 a4 21. Qc4 Bb5 22. Qd5 Qe7 23. b3 c6 24. Qe4 d5 25. Qg4 Kh8 26. Ne5 Kh7 27. Qg6+ Kh8 28. Bxh6 Bxf2+ 29. Kh1 Bxe1 30. Nf7+ Rxf7 31. exf7 Bc3 *", + "Moves": "h6g7 c3g7 g6h5 g7h6 h5h6", + "MovesSAN": "Bxg7+ Bxg7 Qh5+ Bh6 Qxh6#", + "Themes": "long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r4r2/pp1nb2Q/2p1pk2/6N1/2Pq1B1P/8/P4PP1/6K1 w - - 0 23", + "PGN": "1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h5 7. Nf3 Nd7 8. Bg5 Qb6 9. Bd3 Bxd3 10. Qxd3 Qxb2 11. O-O Qb6 12. c4 Ngf6 13. Rfe1 e6 14. Bf4 Be7 15. Ng5 O-O 16. Nxh5 g6 17. Rxe6 Nxh5 18. Rxg6+ Ng7 19. Rxg7+ Kxg7 20. Qh7+ Kf6 21. Re1 Qxd4 22. Re6+ fxe6 *", + "Moves": "h7h6 f6f5 h6e6 f5f4 g5h3", + "MovesSAN": "Qh6+ Kf5 Qxe6+ Kxf4 Nh3#", + "Themes": "fork long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "3nk3/8/2b1p3/1p2B2p/p1pP1Q2/P1P4r/1P2RPR1/1q3BK1 b - - 4 39", + "PGN": "1. e4 e6 2. Nf3 d5 3. d3 c5 4. e5 Nc6 5. Be2 Bd7 6. O-O Nge7 7. Bf4 Ng6 8. Bg3 Be7 9. a3 a6 10. c3 b5 11. d4 c4 12. Re1 a5 13. Nbd2 a4 14. Nf1 Na5 15. Rb1 O-O 16. Ne3 Nb3 17. h3 f6 18. exf6 Bxf6 19. Ng4 Qe7 20. Bf1 Rf7 21. Nfe5 Bxe5 22. Nxe5 Nxe5 23. Rxe5 Raf8 24. Qe2 h6 25. Rd1 Na5 26. Re1 Nc6 27. Rh5 Nd8 28. Rxd5 Qf6 29. Rc5 Qg6 30. Qe3 Bc6 31. Re2 h5 32. Bd6 Rf3 33. Qd2 R8f7 34. Rg5 Qb1 35. gxf3 Rxf3 36. Be5 Rxh3 37. Rxg7+ Kf8 38. Qf4+ Ke8 39. Rg2 *", + "Moves": "h3h1 g1h1 b1f1 h1h2 f1g2", + "MovesSAN": "Rh1+ Kxh1 Qxf1+ Kh2 Qxg2#", + "Themes": "attraction deflection fork long mate mateIn3 middlegame pin sacrifice" + }, + { + "FEN": "r4rk1/pq3ppp/1p2p3/2b4Q/2P1N3/2B2PP1/2n3KP/3R1R2 w - - 1 23", + "PGN": "1. e4 c5 2. Nf3 d6 3. b4 b6 4. a3 Nc6 5. Bb2 cxb4 6. axb4 Nxb4 7. c4 Bd7 8. Nc3 Nf6 9. d3 e6 10. g3 Be7 11. Bg2 O-O 12. O-O Bc6 13. e5 dxe5 14. Nxe5 Bxg2 15. Kxg2 Bc5 16. Qf3 Nd7 17. Ne4 Nxe5 18. Bxe5 Nxd3 19. Bc3 Nb4 20. Rad1 Qe7 21. Qh5 Qb7 22. f3 Nc2 *", + "Moves": "e4f6 g7f6 h5g4 g8h8 c3f6", + "MovesSAN": "Nf6+ gxf6 Qg4+ Kh8 Bxf6#", + "Themes": "intermezzo kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "5r1k/8/p2Q3p/6p1/P7/8/2q2PPP/3R2K1 b - - 1 35", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nf3 Nf6 6. Nc3 Bb4 7. Bd3 d5 8. Bg5 d4 9. O-O dxc3 10. bxc3 Be7 11. Rb1 b6 12. Qe2 O-O 13. Bb5 Bb7 14. Rfd1 Qc7 15. a4 a6 16. Bc4 Rad8 17. Re1 Rd7 18. Bb3 Rfd8 19. Qc4 Rf8 20. Rbd1 Nh5 21. Bxe7 Rxe7 22. Ng5 Nd8 23. Qe2 Kh8 24. Qxh5 h6 25. Re3 Ne6 26. Nxe6 fxe6 27. Rg3 Bxe4 28. Re3 Bh7 29. Rxe5 g6 30. Qe2 Qxc3 31. Rxe6 Rxe6 32. Qxe6 g5 33. Qxb6 Bxc2 34. Bxc2 Qxc2 35. Qd6 *", + "Moves": "c2f2 g1h1 f2f1 d1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "3r1k2/p6B/1ppbp1Q1/3p2p1/2PP2q1/P3P1B1/1P4KP/8 w - - 2 27", + "PGN": "1. d4 f5 2. Bf4 Nf6 3. e3 e6 4. Nf3 d5 5. Ne5 Be7 6. Bd3 O-O 7. O-O Nbd7 8. Nxd7 Bxd7 9. Nc3 c6 10. a3 Ne4 11. Qe1 Qe8 12. f3 Nxc3 13. Qxc3 Qh5 14. Qb3 b6 15. c4 g5 16. Be5 Rad8 17. Qc2 Be8 18. g4 fxg4 19. fxg4 Qxg4+ 20. Bg3 Bd6 21. Bxh7+ Kg7 22. Rxf8 Kxf8 23. Rf1+ Kg7 24. Kg2 Bf7 25. Rxf7+ Kxf7 26. Qg6+ Kf8 *", + "Moves": "g6g8 f8e7 g8g7 e7e8 h7g6", + "MovesSAN": "Qg8+ Ke7 Qg7+ Ke8 Bg6#", + "Themes": "endgame exposedKing long mate mateIn3" + }, + { + "FEN": "r1b2rk1/ppp2p1n/4p1p1/4N3/3P4/P3q3/2Q1n3/K5RR w - - 0 21", + "PGN": "1. d4 e6 2. c4 Bb4+ 3. Nc3 d5 4. a3 Bxc3+ 5. bxc3 Nf6 6. Bg5 O-O 7. Nf3 h6 8. h4 hxg5 9. hxg5 Nh7 10. Qc2 g6 11. Nh4 Qxg5 12. Nf3 Qg4 13. e3 Nd7 14. O-O-O Ndf6 15. Be2 Qxg2 16. cxd5 Nxd5 17. Ne5 Qxf2 18. Rdg1 Qxe3+ 19. Kb1 Nxc3+ 20. Ka1 Nxe2 *", + "Moves": "g1g6 f7g6 c2g6 g8h8 g6h7", + "MovesSAN": "Rxg6+ fxg6 Qxg6+ Kh8 Qxh7#", + "Themes": "kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r1b2q1k/ppp3b1/3p2Qp/8/8/8/PPB3PP/RNB3K1 b - - 0 19", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 h6 4. O-O Bc5 5. c3 Nf6 6. d4 exd4 7. cxd4 Bb6 8. e5 Nh7 9. Qb3 O-O 10. Bd3 Nxd4 11. Nxd4 Bxd4 12. Bxh7+ Kh8 13. Bc2 Bxe5 14. Qd3 g6 15. f4 Bg7 16. f5 d6 17. fxg6 fxg6 18. Rxf8+ Qxf8 19. Qxg6 *", + "Moves": "g7d4 c1e3 d4e3 g1h1 f8f1", + "MovesSAN": "Bd4+ Be3 Bxe3+ Kh1 Qf1#", + "Themes": "kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "1rb3kr/1p2b1pp/pBnqP3/3pn2Q/NP6/2PB4/P5PP/R4RK1 w - - 3 19", + "PGN": "1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. f4 c5 6. Nf3 Nc6 7. Be3 Qb6 8. Na4 Qa5+ 9. c3 cxd4 10. b4 Qd8 11. Nxd4 a6 12. Bd3 Be7 13. O-O Rb8 14. Nxe6 fxe6 15. Qh5+ Kf8 16. f5 Ndxe5 17. fxe6+ Kg8 18. Bb6 Qd6 *", + "Moves": "h5e8 e7f8 e8f7 e5f7 e6f7", + "MovesSAN": "Qe8+ Bf8 Qf7+ Nxf7 exf7#", + "Themes": "advancedPawn kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r4rk1/5ppp/pp1p4/2pPbN1R/2P1P3/5Q1K/P7/6q1 w - - 12 35", + "PGN": "1. e4 e6 2. d4 Ne7 3. Nf3 Ng6 4. c4 Be7 5. Nc3 d6 6. Bd3 c6 7. Be3 Nd7 8. h3 b6 9. Qd2 a6 10. O-O c5 11. d5 e5 12. Nh2 O-O 13. f4 exf4 14. Bxf4 Nxf4 15. Rxf4 Bg5 16. Qf2 Ne5 17. Rf3 Nxf3+ 18. Nxf3 Bf6 19. Rf1 Bd7 20. Kh1 Qc8 21. Nh4 Bxh3 22. gxh3 Qxh3+ 23. Kg1 Bxh4 24. Qg2 Qxd3 25. Rf3 Qd4+ 26. Kh1 Bf6 27. Ne2 Qe5 28. Rf5 Qxb2 29. Qf3 Be5 30. Ng3 Qc1+ 31. Kg2 Qd2+ 32. Kh3 Qh6+ 33. Rh5 Qg6 34. Nf5 Qg1 *", + "Moves": "f5e7 g8h8 h5h7 h8h7 f3h5", + "MovesSAN": "Ne7+ Kh8 Rxh7+ Kxh7 Qh5#", + "Themes": "anastasiaMate attraction kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "1k6/3b4/pK1P1P2/P4r2/8/1pB5/1P4p1/2R3N1 b - - 4 50", + "PGN": "1. e4 b6 2. d4 d5 3. e5 e6 4. f4 f5 5. Nf3 Nc6 6. Bb5 Bb7 7. O-O Qe7 8. Nc3 O-O-O 9. a4 a6 10. Bxc6 Bxc6 11. a5 b5 12. Bd2 Nh6 13. Ng5 Ng4 14. h3 h5 15. hxg4 hxg4 16. Kf2 b4 17. Ne2 Qe8 18. Rh1 Be7 19. Rxh8 Qxh8 20. Nxe6 Qh4+ 21. g3 Qh2+ 22. Ke3 Rh8 23. Qg1 Bb5 24. Qxh2 Rxh2 25. Ng1 b3 26. c3 c5 27. Nxg7 cxd4+ 28. cxd4 Rg2 29. Nxf5 Bf8 30. Rc1+ Kb7 31. Nd6+ Bxd6 32. exd6 Rxg3+ 33. Kf2 Rd3 34. Bc3 g3+ 35. Kg2 Bd7 36. Bb4 Bf5 37. Rc7+ Kb8 38. Rc6 Be4+ 39. Kh3 Bf5+ 40. Kh4 g2 41. Rc1 Bd7 42. Kg5 Rxd4 43. Bc3 Rd3 44. f5 Rg3+ 45. Kf4 Rg8 46. f6 Rg4+ 47. Ke5 Re4+ 48. Kxd5 Rf4 49. Kc5 Rf5+ 50. Kb6 *", + "Moves": "f5b5 b6a6 b5b7 f6f7 d7b5", + "MovesSAN": "Rb5+ Kxa6 Rb7 f7 Bb5#", + "Themes": "clearance endgame long mate mateIn3 quietMove" + }, + { + "FEN": "3r2k1/p5pp/8/8/4q3/1P1p4/P4QPP/5R1K w - - 0 30", + "PGN": "1. e4 c5 2. Nf3 d6 3. Bc4 e6 4. O-O d5 5. exd5 exd5 6. Bb5+ Bd7 7. Bxd7+ Qxd7 8. c3 Be7 9. Ne5 Qd6 10. d4 Nf6 11. Bf4 Qb6 12. dxc5 Bxc5 13. Re1 O-O 14. Be3 Bxe3 15. fxe3 Nc6 16. Nxc6 bxc6 17. Qc2 Rab8 18. b3 Ne4 19. c4 Rfe8 20. cxd5 cxd5 21. Nc3 Nxc3 22. Qxc3 Rbc8 23. Qd3 Rcd8 24. Rad1 f5 25. Qxf5 Rxe3 26. Rxe3 Qxe3+ 27. Kh1 Qe4 28. Qf2 d4 29. Rf1 d3 *", + "Moves": "f2f7 g8h8 f7f8 d8f8 f1f8", + "MovesSAN": "Qf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "2r5/6k1/3p1rp1/p2Pp2Q/1p6/P2P1PR1/KPq3P1/7R b - - 3 30", + "PGN": "1. e4 c5 2. d3 d6 3. Nc3 Nf6 4. Nf3 g6 5. Be2 Bg7 6. Bg5 O-O 7. Qc1 Nc6 8. Bh6 Nd4 9. Bxg7 Nxf3+ 10. Bxf3 Kxg7 11. h4 Bg4 12. Qf4 Bxf3 13. Qxf3 Qd7 14. Nd5 Nxd5 15. exd5 Rfe8 16. h5 e5 17. hxg6 fxg6 18. Qe3 h5 19. O-O-O Rf8 20. f3 Rf6 21. Rdg1 Raf8 22. Rh3 b5 23. Rg3 a5 24. Qg5 c4 25. Qxh5 cxd3 26. cxd3 Rc8+ 27. Kb1 Qc7 28. a3 b4 29. Rh1 Qc2+ 30. Ka2 *", + "Moves": "b4b3 a2a1 c2c1 h1c1 c8c1", + "MovesSAN": "b3+ Ka1 Qc1+ Rxc1 Rxc1#", + "Themes": "endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "6k1/5pp1/pq5p/4p3/P1r1B3/5Q2/5PPP/1R4K1 b - - 9 27", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. c3 e5 4. d4 cxd4 5. cxd4 exd4 6. Nxd4 Nxd4 7. Qxd4 d6 8. Bc4 Nf6 9. O-O Be7 10. Nc3 a6 11. a4 O-O 12. Bf4 Be6 13. Nd5 Bxd5 14. exd5 Nxd5 15. Bxd5 Bf6 16. Qd2 Rb8 17. Rac1 Re8 18. Rfe1 Rxe1+ 19. Qxe1 Bxb2 20. Rb1 Be5 21. Bxe5 dxe5 22. Bxb7 h6 23. Be4 Rc8 24. Rd1 Qf6 25. Qe3 Rc4 26. Qf3 Qb6 27. Rb1 *", + "Moves": "b6b1 e4b1 c4c1 f3d1 c1d1", + "MovesSAN": "Qxb1+ Bxb1 Rc1+ Qd1 Rxd1#", + "Themes": "backRankMate endgame fork long mate mateIn3 sacrifice" + }, + { + "FEN": "r1bq1b1r/ppp3kp/3p1p2/6BQ/3P4/2P5/PP3PPP/nN1KR3 w - - 4 16", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nd4 4. Bxf7+ Kxf7 5. Nxe5+ Ke6 6. Qg4+ Kxe5 7. c3 Nc2+ 8. Kd1 Nxa1 9. d4+ Kd6 10. Bf4+ Ke7 11. Bg5+ Nf6 12. e5 d6 13. exf6+ gxf6 14. Re1+ Kf7 15. Qh5+ Kg7 *", + "Moves": "g5h6 g7g8 h5d5 c8e6 d5e6", + "MovesSAN": "Bh6+ Kg8 Qd5+ Be6 Qxe6#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "4r1k1/1b4p1/8/8/7Q/6N1/PPq2RPP/6K1 b - - 4 33", + "PGN": "1. Nf3 e6 2. d4 Be7 3. c4 b5 4. Nc3 a6 5. e4 bxc4 6. Bxc4 Bb7 7. Bf4 d6 8. d5 e5 9. Be3 Nf6 10. O-O O-O 11. Bg5 Nbd7 12. Re1 c5 13. dxc6 Bxc6 14. Qd3 Nc5 15. Qe2 Nfxe4 16. Nxe4 Nxe4 17. Bxe7 Qxe7 18. Bxa6 d5 19. Bd3 Rfe8 20. Bxe4 dxe4 21. Nd2 f5 22. f3 exf3 23. Nxf3 e4 24. Nd4 Bb7 25. Qc4+ Kh8 26. Nxf5 Qg5 27. Ng3 h5 28. Nxe4 Qg6 29. Ng3 h4 30. Rxe8+ Rxe8 31. Qxh4+ Kg8 32. Rf1 Qc2 33. Rf2 *", + "Moves": "e8e1 g3f1 e1f1 f2f1 c2g2", + "MovesSAN": "Re1+ Nf1 Rxf1+ Rxf1 Qxg2#", + "Themes": "deflection endgame long mate mateIn3" + }, + { + "FEN": "2rn1rk1/pp2b1p1/4p3/3pqpN1/8/2PQ4/P4PP1/RN3K1R w - - 0 25", + "PGN": "1. d4 e6 2. Bf4 d5 3. Nf3 c5 4. e3 Nc6 5. c3 Bd7 6. Nbd2 Nf6 7. Bd3 Be7 8. Bc2 h6 9. Qe2 Rc8 10. e4 cxd4 11. e5 Nh5 12. Bg3 Nxg3 13. hxg3 dxc3 14. bxc3 Qa5 15. Qd3 Nd8 16. Nb1 Bb5 17. Qd2 Ba6 18. Bd3 O-O 19. Bxa6 Qxa6 20. g4 Qc4 21. g5 Qe4+ 22. Kf1 hxg5 23. Nxg5 Qxe5 24. Qd3 f5 *", + "Moves": "h1h8 g8h8 d3h3 h8g8 h3h7", + "MovesSAN": "Rh8+ Kxh8 Qh3+ Kg8 Qh7#", + "Themes": "attraction kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "8/1p3pkp/p4rP1/3R4/P1P5/1P6/1q4PP/3Q2K1 b - - 0 32", + "PGN": "1. e4 c5 2. Bc4 Nc6 3. Nc3 e6 4. a4 a6 5. d3 Nf6 6. Bg5 Be7 7. Nge2 d5 8. Bxf6 dxc4 9. Bxe7 Qxe7 10. dxc4 O-O 11. O-O Rd8 12. Qc1 Nd4 13. Nxd4 cxd4 14. Ne2 e5 15. b3 Bg4 16. f3 Bh5 17. Ng3 Bg6 18. Qd2 Qh4 19. Rad1 Rd6 20. f4 exf4 21. Rxf4 Qh6 22. Nf5 Bxf5 23. exf5 Rad8 24. Qf2 Rf6 25. Rfxd4 Rf8 26. Rd8 g6 27. Rxf8+ Kxf8 28. Rd8+ Kg7 29. Rd5 Qc1+ 30. Qf1 Qxc2 31. Qd1 Qb2 32. fxg6 *", + "Moves": "b2f2 g1h1 f2f1 d1f1 f6f1", + "MovesSAN": "Qf2+ Kh1 Qf1+ Qxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "1r3rk1/5qp1/4R2p/p2Bb3/Q1Pp4/P6P/1P3PP1/1R4K1 b - - 3 30", + "PGN": "1. e4 c5 2. Nc3 Nc6 3. Nd5 e6 4. Ne3 d5 5. exd5 exd5 6. c3 Nf6 7. d3 Bd6 8. h3 Be6 9. Be2 O-O 10. Nf3 h6 11. O-O d4 12. Nc4 Bc7 13. a3 b5 14. Ncd2 Nd5 15. Ne4 Qe7 16. c4 bxc4 17. dxc4 Nf4 18. Bxf4 Bxf4 19. Ng3 Rad8 20. Bd3 Qf6 21. Ne4 Qe7 22. Re1 Rb8 23. Rb1 a5 24. Qa4 Qb7 25. Nxc5 Qc7 26. Nxe6 fxe6 27. Rxe6 Ne5 28. Nxe5 Bxe5 29. Be4 Qf7 30. Bd5 *", + "Moves": "f7f2 g1h1 f2f1 b1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "2R5/p3Qpkp/4p1b1/3p4/3P2P1/1P2q2p/P3N3/5R1K b - - 0 30", + "PGN": "1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 Bf5 5. cxd5 cxd5 6. Qb3 Qd7 7. Ne5 Qc7 8. Bf4 e6 9. e3 Bd6 10. Bb5+ Nc6 11. Qa4 Rc8 12. O-O O-O 13. Nxc6 Bxf4 14. exf4 bxc6 15. Ba6 Rb8 16. b3 Qxf4 17. Qxc6 Rfc8 18. Bxc8 Ng4 19. g3 Qh6 20. h4 g5 21. Qe8+ Kg7 22. f3 Nf6 23. Qe7 Rxc8 24. Rac1 gxh4 25. g4 Bg6 26. Kg2 Qf4 27. Ne2 h3+ 28. Kh1 Qe3 29. Rxc8 Nxg4 30. fxg4 *", + "Moves": "e3e4 f1f3 e4f3 h1g1 f3g2", + "MovesSAN": "Qe4+ Rf3 Qxf3+ Kg1 Qg2#", + "Themes": "endgame exposedKing fork long mate mateIn3" + }, + { + "FEN": "1n4k1/5ppp/p2qr1N1/R1pr4/5B2/2Q5/5PPP/R5K1 b - - 1 28", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Be7 4. d3 Nf6 5. c3 O-O 6. O-O d6 7. Nbd2 a6 8. a4 Be6 9. Bb3 b5 10. Re1 b4 11. d4 Bxb3 12. Qxb3 bxc3 13. bxc3 exd4 14. cxd4 Rb8 15. Qc3 Rb6 16. a5 Nxa5 17. Rxa5 c5 18. dxc5 dxc5 19. Nc4 Re6 20. e5 Nd7 21. Qd3 Qc7 22. Bf4 Rd8 23. Qc3 Nb8 24. Rea1 Rd5 25. Nd6 Bxd6 26. exd6 Qd7 27. Ne5 Qxd6 28. Ng6 *", + "Moves": "d5d1 a1d1 d6d1 c3e1 e6e1", + "MovesSAN": "Rd1+ Rxd1 Qxd1+ Qe1 Rxe1#", + "Themes": "backRankMate long mate mateIn3 middlegame" + }, + { + "FEN": "1k1r3r/1p4p1/p5Q1/P1b5/8/1PPn4/6PP/RN3R1K b - - 2 26", + "PGN": "1. e4 d5 2. e5 Bf5 3. f4 e6 4. Nf3 Nd7 5. Bd3 Bg6 6. O-O c6 7. Re1 Qa5 8. Qe2 Qa4 9. b3 Qxf4 10. Bxg6 hxg6 11. d4 g5 12. Bxf4 gxf4 13. Rf1 O-O-O 14. a4 c5 15. c3 Kb8 16. a5 a6 17. Qd2 Ne7 18. Qxf4 cxd4 19. Nxd4 Rc8 20. Qxf7 Nf5 21. Nxf5 exf5 22. Qxd5 Rd8 23. Qf7 Bc5+ 24. Kh1 Nxe5 25. Qxf5 Nd3 26. Qg6 *", + "Moves": "d3f2 f1f2 d8d1 f2f1 d1f1", + "MovesSAN": "Nf2+ Rxf2 Rd1+ Rf1 Rxf1#", + "Themes": "clearance long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "rn3b1r/1pp4p/p1k3p1/3N4/PPPKp3/3P2PB/5P1P/7R w - - 0 26", + "PGN": "1. e4 d5 2. Nf3 dxe4 3. Ng5 Nh6 4. Nxe4 Bf5 5. Nbc3 Qd4 6. d3 Ng4 7. Qf3 Ne5 8. Qxf5 g6 9. Qc8+ Qd8 10. Qxd8+ Kxd8 11. Bf4 Nec6 12. Nd5 e5 13. Bg5+ Kd7 14. Nef6+ Ke6 15. g3 Nd4 16. Bh3+ Kd6 17. c4 Nc2+ 18. Kd2 Nxa1 19. Ne4+ Kc6 20. b4 a6 21. a4 Nb3+ 22. Kc3 Nd4 23. Be3 f5 24. Bxd4 exd4+ 25. Kxd4 fxe4 *", + "Moves": "b4b5 a6b5 a4b5 c6d6 c4c5", + "MovesSAN": "b5+ axb5 axb5+ Kd6 c5#", + "Themes": "exposedKing long mate mateIn3 middlegame" + }, + { + "FEN": "r5k1/6pp/p1n1p3/1p1b2b1/6N1/2P5/Pq2BQPP/5R1K w - - 0 24", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e6 7. Bg5 Be7 8. f4 Qc7 9. O-O b5 10. Nf3 Bb7 11. e5 Nd5 12. exd6 Bxd6 13. Nxd5 Bxd5 14. Kh1 O-O 15. Ne5 f6 16. Bxf6 Rxf6 17. Ng4 Rxf4 18. Rxf4 Bxf4 19. Qd4 Bg5 20. c3 Nc6 21. Qc5 Qf4 22. Rf1 Qd2 23. Qf2 Qxb2 *", + "Moves": "f2f7 g8h8 f7f8 a8f8 f1f8", + "MovesSAN": "Qf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r7/6k1/3N2p1/3P3q/rpP5/1Q3bP1/5P1P/2R1R1K1 b - - 0 36", + "PGN": "1. c4 e6 2. a3 h6 3. Nc3 a6 4. Nf3 g6 5. e3 b6 6. d4 d6 7. Bd3 Bb7 8. d5 Bg7 9. e4 Ne7 10. O-O O-O 11. Bc2 Nd7 12. Qd3 e5 13. Be3 c5 14. Qd2 b5 15. b3 f5 16. Bxh6 fxe4 17. Bxe4 Nf5 18. Bxg7 Kxg7 19. Qd3 Qf6 20. Rae1 b4 21. axb4 cxb4 22. Ne2 Nc5 23. Qc2 Nxe4 24. Qxe4 Bc8 25. Ng3 a5 26. Nxf5+ Bxf5 27. Qe3 a4 28. bxa4 Rxa4 29. Qb3 Rfa8 30. Rc1 e4 31. Nd2 Qg5 32. Rfd1 Bh3 33. g3 Bg4 34. Nxe4 Qh5 35. Re1 Bf3 36. Nxd6 *", + "Moves": "h5h2 g1h2 a8h8 h2g1 h8h1", + "MovesSAN": "Qxh2+ Kxh2 Rh8+ Kg1 Rh1#", + "Themes": "attraction long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "8/5pkp/R6p/5P1P/6P1/2r5/7K/8 w - - 3 52", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. d4 exd4 6. Qxd4 Qxd4 7. Nxd4 c5 8. Nb3 Nf6 9. e5 Ng4 10. O-O Be7 11. Re1 O-O 12. f3 Nh6 13. Bxh6 gxh6 14. N1d2 Bf5 15. Ne4 c4 16. Nbd2 b5 17. a4 Bd7 18. axb5 axb5 19. Rxa8 Rxa8 20. Nf6+ Bxf6 21. exf6 Kf8 22. Re7 Rd8 23. Ne4 c6 24. Nc5 Bf5 25. Rc7 Bxc2 26. Rxc6 Ke8 27. Rb6 Ba4 28. Nxa4 bxa4 29. Rb4 Rc8 30. Rxa4 c3 31. bxc3 Rxc3 32. Ra7 Rc6 33. Ra8+ Kd7 34. Ra7+ Ke6 35. Kf2 Kxf6 36. Kg3 Kg6 37. h3 Rc2 38. Ra6+ Kg7 39. h4 Rb2 40. Kh3 Rb3 41. Kg4 Rb4+ 42. f4 Rb2 43. g3 Rg2 44. Kf3 Rc2 45. f5 Rc4 46. g4 Rc3+ 47. Kf4 Rc4+ 48. Kg3 Rc3+ 49. Kg2 Rd3 50. h5 Re3 51. Kh2 Rc3 *", + "Moves": "f5f6 g7g8 a6a8 c3c8 a8c8", + "MovesSAN": "f6+ Kg8 Ra8+ Rc8 Rxc8#", + "Themes": "endgame long mate mateIn3 rookEndgame" + }, + { + "FEN": "r2n2k1/pp4q1/4p1Qp/6p1/4N2P/P5P1/1P4P1/5nK1 w - - 2 29", + "PGN": "1. d4 d5 2. Bf4 Nf6 3. Nf3 c5 4. e3 e6 5. Bb5+ Bd7 6. Bxd7+ Qxd7 7. O-O Nc6 8. Nbd2 cxd4 9. exd4 Bd6 10. Ne5 Bxe5 11. dxe5 Ng8 12. c4 Nge7 13. cxd5 Nxd5 14. Bg3 O-O 15. Ne4 Qc7 16. Qh5 f5 17. Ng5 g6 18. Qh6 Nd8 19. Rac1 Qg7 20. Qh4 f4 21. a3 fxg3 22. fxg3 Rxf1+ 23. Rxf1 h6 24. Ne4 g5 25. Qg4 Qxe5 26. h4 Ne3 27. Qh5 Nxf1 28. Qg6+ Qg7 *", + "Moves": "e4f6 g8h8 g6e8 g7f8 e8f8", + "MovesSAN": "Nf6+ Kh8 Qe8+ Qf8 Qxf8#", + "Themes": "endgame exposedKing long mate mateIn3" + }, + { + "FEN": "3r2k1/pp3ppp/2p2n2/6Q1/5P2/2P5/PPBqr1PP/2RR3K b - - 8 25", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Nc3 Be7 5. d4 exd4 6. Nxd4 O-O 7. Nf5 d6 8. Nxe7+ Qxe7 9. O-O Ne5 10. Bb3 Be6 11. f4 Nc6 12. Nd5 Bxd5 13. exd5 Na5 14. Ba4 Qe4 15. c3 Qxd5 16. Bd2 c6 17. Bc2 Nc4 18. Bc1 Qc5+ 19. Kh1 Ne3 20. Bxe3 Qxe3 21. Qxd6 Rad8 22. Qe5 Qd2 23. Rac1 Rfe8 24. Qg5 Re2 25. Rfd1 *", + "Moves": "d2d1 c1d1 d8d1 c2d1 e2e1", + "MovesSAN": "Qxd1+ Rxd1 Rxd1+ Bxd1 Re1#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "6k1/ppp2ppp/8/3r3q/8/2P1QbP1/PPB2P1P/R5K1 b - - 1 22", + "PGN": "1. e4 e5 2. Nf3 Bd6 3. Bc4 Nf6 4. d4 Qe7 5. dxe5 Bxe5 6. Nxe5 Qxe5 7. Nc3 O-O 8. O-O d6 9. g3 Bh3 10. Re1 Bg4 11. Qd3 Nc6 12. Bf4 Qh5 13. Nd5 Nxd5 14. exd5 Ne5 15. Bxe5 dxe5 16. c3 Rae8 17. Bb3 e4 18. Rxe4 Rxe4 19. Qxe4 Bf3 20. Qd3 Rd8 21. Bc2 Rxd5 22. Qe3 *", + "Moves": "h5h2 g1h2 d5h5 h2g1 h5h1", + "MovesSAN": "Qxh2+ Kxh2 Rh5+ Kg1 Rh1#", + "Themes": "attraction endgame kingsideAttack long mate mateIn3 sacrifice" + }, + { + "FEN": "4rr1k/pp4pp/2p3p1/4b3/2QPq3/P4R2/1PP2P2/1K5R w - - 0 32", + "PGN": "1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nc3 Bb4 5. Bd2 Ne7 6. a3 Ba5 7. Nf3 O-O 8. Bd3 Bg4 9. h3 Bh5 10. g4 Bg6 11. Ne5 Nbc6 12. Nxc6 Nxc6 13. Bxg6 fxg6 14. Be3 Qh4 15. Qd3 Rae8 16. O-O-O Nd8 17. Nxd5 c6 18. Nf4 Bc7 19. Ng2 Qf6 20. h4 Qf3 21. Qc4+ Kh8 22. Rhg1 Qxg4 23. Bg5 Ne6 24. Ne3 Qf3 25. Ng4 Nxg5 26. hxg5 Bf4+ 27. Kb1 Bxg5 28. Rg3 Qf4 29. Ne5 Bf6 30. Rf3 Qe4 31. Rh1 Bxe5 *", + "Moves": "h1h7 h8h7 f3h3 e4h4 h3h4", + "MovesSAN": "Rxh7+ Kxh7 Rh3+ Qh4 Rxh4#", + "Themes": "attraction kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r4rk1/pp3pp1/1qn3P1/1n4p1/4p1P1/1Q6/P1P2P2/R3K2R w KQ - 0 22", + "PGN": "1. e4 c5 2. d4 cxd4 3. Qxd4 Nc6 4. Qd1 Nf6 5. Bd3 e5 6. Nf3 Bb4+ 7. Nc3 d5 8. Bd2 Bxc3 9. bxc3 dxe4 10. Be2 exf3 11. Bxf3 e4 12. Be2 O-O 13. Bb5 Bg4 14. Qb1 Qb6 15. Bg5 Nd5 16. h3 Bh5 17. g4 Bg6 18. h4 Nxc3 19. Qb3 Nxb5 20. h5 h6 21. hxg6 hxg5 *", + "Moves": "h1h8 g8h8 b3h3 h8g8 h3h7", + "MovesSAN": "Rh8+ Kxh8 Qh3+ Kg8 Qh7#", + "Themes": "attraction kingsideAttack long mate mateIn3 middlegame pin sacrifice" + }, + { + "FEN": "2kr4/1p6/p1pB1Q2/2Pq1p2/PPb3p1/4R3/5RPP/6K1 b - - 0 35", + "PGN": "1. c4 e5 2. Nc3 Nc6 3. a3 Nf6 4. e3 a6 5. b4 d6 6. Bb2 Be6 7. Qc2 Qd7 8. Nf3 Bf5 9. Bd3 e4 10. Nxe4 Nxe4 11. Bxe4 Be6 12. Ng5 O-O-O 13. Nxh7 Ne5 14. Nxf8 Rhxf8 15. c5 d5 16. Bd3 Nxd3+ 17. Qxd3 Rfe8 18. O-O g5 19. Be5 Bf5 20. Qc3 g4 21. Bg3 Be4 22. d3 Bf5 23. Rfc1 Re6 24. Ra2 Bg6 25. Rac2 c6 26. Qb3 f5 27. a4 d4 28. Re1 dxe3 29. fxe3 Bf7 30. Qb2 Qxd3 31. Rce2 Re4 32. Bd6 Bc4 33. Qf6 Qd5 34. Rf2 Rxe3 35. Rxe3 *", + "Moves": "d5d1 e3e1 d1e1 f2f1 e1f1", + "MovesSAN": "Qd1+ Re1 Qxe1+ Rf1 Qxf1#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "r2qk2r/pp5p/2p1pp2/2b1N3/3pP3/8/PPP3PP/RN1Q2K1 w kq - 0 13", + "PGN": "1. e4 c6 2. d4 d5 3. f3 dxe4 4. fxe4 e5 5. Nf3 exd4 6. Bc4 Be6 7. Bxe6 fxe6 8. O-O Bc5 9. Ne5 Nf6 10. Bg5 Nbd7 11. Bxf6 Nxf6 12. Rxf6 gxf6 *", + "Moves": "d1h5 e8e7 h5f7 e7d6 e5c4", + "MovesSAN": "Qh5+ Ke7 Qf7+ Kd6 Nc4#", + "Themes": "exposedKing long mate mateIn3 middlegame" + }, + { + "FEN": "4rrk1/p4pb1/2p3pB/2p2bN1/3qN2Q/8/PPP3PP/5R1K w - - 3 19", + "PGN": "1. e4 c5 2. Nc3 e6 3. f4 Nc6 4. Nf3 g6 5. Bb5 Bg7 6. Bxc6 bxc6 7. O-O d5 8. d3 Ne7 9. Qe1 O-O 10. Qh4 h6 11. f5 exf5 12. Bxh6 fxe4 13. Ng5 Nf5 14. Rxf5 Bxf5 15. Rf1 Qf6 16. dxe4 dxe4 17. Ncxe4 Qd4+ 18. Kh1 Rae8 *", + "Moves": "h6g7 d4g7 e4f6 g7f6 h4h7", + "MovesSAN": "Bxg7 Qxg7 Nf6+ Qxf6 Qh7#", + "Themes": "kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r3r1k1/3R1ppp/1p2q3/p7/2P5/bP4Q1/5PPP/B2R1K2 b - - 8 26", + "PGN": "1. Nf3 Nc6 2. b3 Nf6 3. e3 e5 4. Bb2 d6 5. d4 exd4 6. Nxd4 Nxd4 7. Bxd4 Be7 8. Bd3 O-O 9. c4 c5 10. Bb2 d5 11. O-O d4 12. exd4 cxd4 13. Qc2 b6 14. Nd2 Bb7 15. Rfe1 Bd6 16. Ne4 Nxe4 17. Bxe4 Bxe4 18. Rxe4 Bc5 19. Qd3 Qd6 20. a3 a5 21. Rd1 Bxa3 22. Rxd4 Qb4 23. Ba1 Rfe8 24. Kf1 Qe7 25. Rd7 Qe6 26. Qg3 *", + "Moves": "e6e2 f1g1 e2e1 d1e1 e8e1", + "MovesSAN": "Qe2+ Kg1 Qe1+ Rxe1 Rxe1#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "8/p4ppk/5q1p/3Q4/2pN4/P1PnP1P1/5rBP/5RK1 b - - 0 36", + "PGN": "1. d4 d5 2. Nf3 e6 3. c4 Nf6 4. Nc3 b6 5. e3 Bb7 6. Be2 dxc4 7. Bxc4 Bd6 8. Be2 O-O 9. O-O Nbd7 10. Nd2 c5 11. dxc5 bxc5 12. Bf3 Nd5 13. Nxd5 exd5 14. Nb3 Rc8 15. Bd2 Bb8 16. Ba5 Nb6 17. Rc1 Qc7 18. g3 c4 19. Nd4 Qe7 20. a3 Nd7 21. Bg2 Ne5 22. Qh5 Nd3 23. Rb1 Rc5 24. Bc3 Be5 25. Qe2 Qf6 26. Qc2 Rd8 27. Nf3 Bxc3 28. bxc3 Ba8 29. Nd4 h6 30. Rb5 Rxb5 31. Nxb5 Rd7 32. Nd4 Rb7 33. Qa4 Rb2 34. Qe8+ Kh7 35. Qxa8 Rxf2 36. Qxd5 *", + "Moves": "f2f1 g2f1 f6f2 g1h1 f2f1", + "MovesSAN": "Rxf1+ Bxf1 Qf2+ Kh1 Qxf1#", + "Themes": "clearance deflection long mate mateIn3 middlegame" + }, + { + "FEN": "r2r2k1/pb3ppp/1p2p3/P2n4/3P4/B2BPqP1/5P1P/R2Q1RK1 b - - 4 19", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 c5 6. e3 Nc6 7. Nf3 O-O 8. a4 d5 9. cxd5 Nxd5 10. Qb3 Qf6 11. Ba3 cxd4 12. Nxd4 Nxd4 13. cxd4 Rd8 14. Bc4 b6 15. a5 Bb7 16. O-O Qg5 17. g3 Qf5 18. Bd3 Qf3 19. Qd1 *", + "Moves": "f3g2 g1g2 d5f4 g2g1 f4h3", + "MovesSAN": "Qg2+ Kxg2 Nf4+ Kg1 Nh3#", + "Themes": "attraction doubleCheck kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "2r3k1/p4p1p/1q4pP/3p4/3Np1Q1/2rbK3/5PP1/2R5 w - - 1 31", + "PGN": "1. e4 e5 2. Qh5 Nc6 3. c3 g6 4. Qf3 Nf6 5. h3 Bg7 6. Bb5 O-O 7. Bxc6 bxc6 8. Na3 d5 9. d3 Ba6 10. Ne2 Nd7 11. Ng3 Nc5 12. exd5 Nxd3+ 13. Kd2 Nxc1 14. Raxc1 Bh6+ 15. Kc2 Bxc1 16. Rxc1 cxd5 17. Rd1 c6 18. Nb1 Qa5 19. Qg4 Qxa2 20. Nf5 e4 21. Ne7+ Kg7 22. Nxc6 Bd3+ 23. Kc1 Qxb1+ 24. Kd2 Qxb2+ 25. Ke3 Qb6+ 26. Nd4 Rac8 27. Rc1 Rc7 28. h4 Rfc8 29. h5 Rxc3 30. h6+ Kg8 *", + "Moves": "g4c8 c3c8 c1c8 b6d8 c8d8", + "MovesSAN": "Qxc8+ Rxc8 Rxc8+ Qd8 Rxd8#", + "Themes": "long mate mateIn3 middlegame xRayAttack" + }, + { + "FEN": "5bk1/6p1/3p1pB1/3P4/1P1B1P1p/4r1nP/5qPK/2QR4 b - - 5 36", + "PGN": "1. e4 c5 2. d4 e6 3. d5 d6 4. c4 Nf6 5. Bd3 Be7 6. Nc3 O-O 7. f4 Re8 8. Nf3 exd5 9. cxd5 Bf8 10. O-O Bg4 11. Qc2 a6 12. a4 Nbd7 13. Bd2 b5 14. axb5 axb5 15. Rxa8 Qxa8 16. Nxb5 c4 17. Bxc4 Nxe4 18. Nc7 Qa7+ 19. Kh1 Qxc7 20. Bb4 Qb6 21. Ba3 Rc8 22. Qxe4 Nf6 23. Qd3 Qc7 24. Ba2 h6 25. Bb1 Bxf3 26. Qxf3 Qc4 27. Rd1 Re8 28. h3 h5 29. Qc3 Qe2 30. Bc2 h4 31. b4 Nh5 32. Bb2 Ng3+ 33. Kh2 f6 34. Bg6 Re3 35. Qc1 Qf2 36. Bd4 *", + "Moves": "g3f1 d1f1 e3h3 h2h3 f2g3", + "MovesSAN": "Nf1+ Rxf1 Rxh3+ Kxh3 Qg3#", + "Themes": "attraction discoveredAttack long master mate mateIn3 middlegame pin sacrifice" + }, + { + "FEN": "6k1/R2r1p1p/5rpP/2Bpb3/4p3/P7/5PP1/4qBK1 w - - 0 31", + "PGN": "1. e4 c5 2. Nc3 Nc6 3. Nf3 e6 4. d4 cxd4 5. Nxd4 Nf6 6. Nxc6 bxc6 7. a3 Be7 8. e5 Nd5 9. Nxd5 cxd5 10. Bd3 Bb7 11. O-O O-O 12. Qh5 g6 13. Qg4 Qc7 14. Bh6 Rfe8 15. Rfe1 d6 16. exd6 Bxd6 17. h4 e5 18. h5 e4 19. Bb5 Re6 20. c3 Qb6 21. Be2 Rf6 22. Be3 Qxb2 23. Rab1 Qxc3 24. Rxb7 Qxe1+ 25. Bf1 Kg7 26. h6+ Kg8 27. Bd4 Be5 28. Rxa7 Rf8 29. Bc5 Rd8 30. Qd7 Rxd7 *", + "Moves": "a7a8 e5b8 a8b8 d7d8 b8d8", + "MovesSAN": "Ra8+ Bb8 Rxb8+ Rd8 Rxd8#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "3rr3/1pp2pkP/pqn2pb1/6NQ/1P6/P7/2P1B1P1/R3K2R w KQ - 1 27", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nf3 Bg4 4. Nc3 Qd6 5. Be2 a6 6. Ne4 Qb4 7. Ng3 e6 8. a3 Qa5 9. b4 Qb6 10. Bb2 Nf6 11. d4 Bd6 12. Qd3 Bxg3 13. fxg3 O-O 14. h3 Bh5 15. g4 Bg6 16. Qd2 Nc6 17. d5 exd5 18. Bxf6 gxf6 19. h4 h5 20. gxh5 Bxh5 21. Qxd5 Bg6 22. h5 Bh7 23. h6 Rad8 24. Qh5 Rfe8 25. Ng5 Bg6 26. h7+ Kg7 *", + "Moves": "h5h6 g7h8 g5f7 g6f7 h6f6", + "MovesSAN": "Qh6+ Kh8 Nxf7+ Bxf7 Qxf6#", + "Themes": "deflection long mate mateIn3 middlegame" + }, + { + "FEN": "r1q2rk1/2p1bNpp/ppb5/2n2p2/8/1Q2P3/PP2BPPP/R1B2RK1 w - - 2 19", + "PGN": "1. d4 f5 2. Nf3 Nf6 3. c4 e6 4. Nc3 Be7 5. e3 b6 6. Be2 Bb7 7. d5 O-O 8. dxe6 dxe6 9. Qb3 Nc6 10. O-O Qe8 11. Nb5 Qc8 12. Bd2 a6 13. Nbd4 Ne4 14. Bc1 e5 15. c5+ Kh8 16. Nxc6 Bxc6 17. Nxe5 Nxc5 18. Nf7+ Kg8 *", + "Moves": "f7h6 g8h8 b3g8 f8g8 h6f7", + "MovesSAN": "Nh6+ Kh8 Qg8+ Rxg8 Nf7#", + "Themes": "doubleCheck kingsideAttack long mate mateIn3 opening sacrifice smotheredMate" + }, + { + "FEN": "r4rk1/pQ6/6pB/4P3/2pP4/2P5/q5PP/3R2K1 b - - 0 30", + "PGN": "1. d4 d5 2. e3 Nf6 3. f4 e6 4. c3 c5 5. Bd3 c4 6. Bc2 Nc6 7. Nf3 Bd6 8. Nbd2 O-O 9. O-O Ne7 10. Ne5 h6 11. Rf3 Nf5 12. Rh3 Bxe5 13. fxe5 Ne4 14. Nxe4 dxe4 15. Bxe4 f6 16. Qg4 b5 17. Bxf5 exf5 18. Qg3 f4 19. exf4 Bxh3 20. Qxh3 b4 21. Be3 bxc3 22. bxc3 Qa5 23. Bd2 fxe5 24. fxe5 Qb6 25. Qg3 Qb2 26. Rd1 Kh7 27. Qg4 Qxa2 28. Qe4+ g6 29. Qb7+ Kg8 30. Bxh6 *", + "Moves": "a2f2 g1h1 f2f1 d1f1 f8f1", + "MovesSAN": "Qf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "Q7/1p1kp3/p4pp1/q7/3p4/2Pb4/PP3PPP/RN2K2R b KQ - 0 17", + "PGN": "1. e4 c6 2. Nf3 d5 3. exd5 cxd5 4. Bb5+ Nd7 5. Ne5 a6 6. Bxd7+ Bxd7 7. Qf3 f6 8. Qh5+ g6 9. Nxg6 hxg6 10. Qxh8 Nh6 11. Qh7 Bf5 12. d3 Qa5+ 13. c3 Bxd3 14. Bxh6 Bxh6 15. Qxh6 d4 16. Qh8+ Kd7 17. Qxa8 *", + "Moves": "a5e5 e1d1 e5e2 d1c1 e2c2", + "MovesSAN": "Qe5+ Kd1 Qe2+ Kc1 Qc2#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "5r1k/6pp/pqBQ4/1p6/8/8/PP3PPP/2R3K1 b - - 0 27", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. Bc4 d6 4. c3 Nf6 5. d4 cxd4 6. cxd4 e6 7. O-O a6 8. Re1 b5 9. Bd3 Bb7 10. e5 dxe5 11. dxe5 Nd7 12. Nc3 Ndxe5 13. Nxe5 Nxe5 14. Rxe5 Qd6 15. Bf4 Qc6 16. Be4 Qb6 17. Nd5 Bxd5 18. Bxd5 Rd8 19. Rc1 Bd6 20. Rxe6+ fxe6 21. Bc6+ Ke7 22. Bg5+ Kf7 23. Bxd8 Rxd8 24. Qf3+ Kg8 25. Qe4 Rf8 26. Qxe6+ Kh8 27. Qxd6 *", + "Moves": "b6f2 g1h1 f2f1 c1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "2k5/1p6/1r6/1r2B2p/P4P1P/2PpP3/1P4P1/2KR4 b - - 0 32", + "PGN": "1. d4 d5 2. Nf3 Nf6 3. Bf4 e6 4. e3 Bd6 5. Bg3 Nc6 6. Nbd2 Bd7 7. c3 Qe7 8. Ne5 Bxe5 9. dxe5 Ne4 10. Nxe4 dxe4 11. Qg4 f5 12. exf6 Qxf6 13. Qxe4 O-O-O 14. Be2 h5 15. h4 e5 16. Bf3 Bf5 17. Qa4 Rd6 18. Bxc6 Rxc6 19. Qxa7 Ra6 20. Qc5 Rd8 21. Qxe5 Qxe5 22. Bxe5 Bd3 23. a3 Rb6 24. O-O-O Rd5 25. f4 Rdb5 26. Rd2 c5 27. Bxg7 Rg6 28. Be5 c4 29. Rg1 Ra6 30. Rxd3 cxd3 31. Rd1 Rab6 32. a4 *", + "Moves": "b5b2 d1d3 b2b1 c1d2 b6b2", + "MovesSAN": "Rxb2 Rxd3 Rb1+ Kd2 R6b2#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "8/pk1N2R1/2pK2P1/r7/2pp1p2/5P1P/8/4r3 w - - 0 42", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Nc3 Bc5 4. Bb5 d6 5. d3 Bg4 6. h3 Bh5 7. g4 Bg6 8. Bg5 f6 9. Bh4 h5 10. g5 f5 11. Qd2 f4 12. Nd5 Ne7 13. Nxe7 Qxe7 14. d4 exd4 15. Bxc6+ bxc6 16. Qe2 Bxe4 17. g6 Qe6 18. Ng5 Qe5 19. Qxe4 Qxe4+ 20. Nxe4 Bb6 21. O-O-O Kd7 22. f3 Rhe8 23. Ng5 d5 24. Rde1 c5 25. Nf7 Re3 26. Rhg1 Rae8 27. Kd2 Ba5+ 28. c3 dxc3+ 29. bxc3 Bxc3+ 30. Kc2 Bxe1 31. Bxe1 Rxe1 32. Rg5 R8e2+ 33. Kd3 c4+ 34. Kd4 Rd1+ 35. Kc5 Rxa2 36. Ne5+ Kc8 37. Rxh5 Kb7 38. Nd7 c6 39. Rh7 Ra5+ 40. Kd6 Re1 41. Rxg7 d4 *", + "Moves": "d7c5 b7c8 g7g8 e1e8 g8e8", + "MovesSAN": "Nc5+ Kc8 Rg8+ Re8 Rxe8#", + "Themes": "doubleCheck endgame long mate mateIn3" + }, + { + "FEN": "1rb2rk1/p1p2ppp/1p6/q7/8/5QN1/P1P3PP/4RR1K w - - 4 22", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Nf6 5. bxc5 Nxe4 6. d3 Nxc5 7. O-O d5 8. Bb5 e4 9. Ne5 Qf6 10. d4 Nd7 11. Bb2 Ndxe5 12. dxe5 Qe6 13. f3 O-O 14. fxe4 dxe4 15. Bxc6 Qxc6 16. Nc3 Qb6+ 17. Kh1 Qxb2 18. Nxe4 Qxe5 19. Ng3 b6 20. Qf3 Rb8 21. Rae1 Qa5 *", + "Moves": "f3f7 f8f7 e1e8 f7f8 f1f8", + "MovesSAN": "Qxf7+ Rxf7 Re8+ Rf8 Rfxf8#", + "Themes": "kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "2QQ2nr/5pkp/2p2qp1/5p2/2P2B2/8/P4PPP/6K1 b - - 0 28", + "PGN": "1. d4 d5 2. c4 e6 3. Nf3 Bb4+ 4. Nc3 dxc4 5. e4 Bxc3+ 6. bxc3 Nf6 7. Bxc4 Nxe4 8. Qc2 Nd6 9. Bd3 g6 10. O-O Nc6 11. Bh6 Nf5 12. Bxf5 exf5 13. Rfe1+ Be6 14. Rad1 Ne7 15. c4 Qd6 16. d5 Bd7 17. Ne5 Qf6 18. Nxd7 Kxd7 19. Qa4+ c6 20. d6 Ng8 21. Bf4 Re8 22. Qxa7 Rxe1+ 23. Rxe1 Kc8 24. Re8+ Kd7 25. Qxb7+ Kxe8 26. d7+ Kf8 27. Qc8+ Kg7 28. d8=Q *", + "Moves": "f6a1 f4c1 a1c1 d8d1 c1d1", + "MovesSAN": "Qa1+ Bc1 Qxc1+ Qd1 Qxd1#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "3br2k/1p1qr2p/p1p3p1/5pB1/3p4/1BP4R/PP3QPP/6K1 w - - 0 31", + "PGN": "1. e4 e5 2. Nc3 Nf6 3. Bc4 a6 4. f4 Nc6 5. fxe5 Nxe5 6. Bb3 Bb4 7. Nf3 d6 8. O-O O-O 9. Nd5 Nxd5 10. Bxd5 c6 11. Bb3 Bg4 12. c3 Nxf3+ 13. Rxf3 Bxf3 14. Qxf3 Bc5+ 15. d4 Bb6 16. Be3 Bc7 17. Qg4 Kh8 18. Rf1 Qe7 19. Rf3 Rae8 20. Bc2 Qe6 21. Qh4 Bd8 22. Qg3 Qg6 23. Qf2 Qe6 24. e5 dxe5 25. Rh3 g6 26. Bb3 Qd7 27. Bc2 f5 28. Bh6 Rf7 29. Bb3 Rfe7 30. Bg5 exd4 *", + "Moves": "g5f6 e7g7 h3h7 h8h7 f2h4", + "MovesSAN": "Bf6+ Rg7 Rxh7+ Kxh7 Qh4#", + "Themes": "attraction fork long mate mateIn3 middlegame pin sacrifice" + }, + { + "FEN": "5k2/2q2pb1/4p1p1/3pP1B1/1rp2P1Q/2r5/P4KP1/7R w - - 2 29", + "PGN": "1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Bb5 Qb6 6. Bxc6+ Qxc6 7. Nf3 Ne7 8. dxc5 Qxc5 9. Nd4 g6 10. Bg5 Bg7 11. Qe2 O-O 12. O-O Qc7 13. Na3 Nc6 14. Nxc6 bxc6 15. f4 a5 16. Nc2 Ba6 17. Qf3 Bxf1 18. Rxf1 Rab8 19. b3 c5 20. h4 c4 21. b4 axb4 22. Nxb4 Ra8 23. h5 Rfb8 24. hxg6 hxg6 25. Kf2 Ra3 26. Qg4 Rxc3 27. Rh1 Rxb4 28. Qh4 Kf8 *", + "Moves": "h4h8 g7h8 h1h8 f8g7 g5f6", + "MovesSAN": "Qh8+ Bxh8 Rxh8+ Kg7 Bf6#", + "Themes": "long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "2r3k1/5ppp/b1QR1n2/p7/4Pq2/1PN4P/P5B1/6K1 w - - 0 25", + "PGN": "1. Nf3 c5 2. g3 e6 3. Bg2 Nf6 4. O-O Be7 5. c4 O-O 6. Nc3 a6 7. d4 cxd4 8. Nxd4 Qc7 9. Qa4 Nc6 10. Nxc6 bxc6 11. e4 e5 12. b3 a5 13. Ba3 Bxa3 14. Qxa3 d6 15. Rad1 Rd8 16. c5 dxc5 17. Rxd8+ Qxd8 18. Qxc5 Qe8 19. f4 exf4 20. gxf4 Ba6 21. Rd1 Qe6 22. Rd6 Qg4 23. Qxc6 Rc8 24. h3 Qxf4 *", + "Moves": "c6c8 a6c8 d6d8 f6e8 d8e8", + "MovesSAN": "Qxc8+ Bxc8 Rd8+ Ne8 Rxe8#", + "Themes": "backRankMate fork long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "8/pppk3p/3p2pq/3Q4/2P5/P6P/1B6/7K w - - 19 44", + "PGN": "1. e4 e5 2. Nc3 Nf6 3. a3 Nc6 4. Nf3 Bc5 5. h3 d6 6. Bc4 Be6 7. Bxe6 fxe6 8. b4 Bd4 9. O-O O-O 10. b5 Na5 11. Nxd4 exd4 12. Ne2 Nxe4 13. Nxd4 Qf6 14. c3 Nxf2 15. Qe2 Nxh3+ 16. gxh3 Qg5+ 17. Kh2 Qh4 18. Qxe6+ Kh8 19. Nf5 Qh5 20. Rf2 g6 21. Bb2 Nc4 22. Qxc4 Rxf5 23. Raf1 Raf8 24. Qd4+ Kg8 25. Qe3 Rxf2+ 26. Rxf2 Rxf2+ 27. Qxf2 Qe5+ 28. Kg1 Qg5+ 29. Kf1 Qxb5+ 30. d3 Qxd3+ 31. Kg1 Qb1+ 32. Kh2 Qa2 33. Qe2 Qf7 34. c4 Qf4+ 35. Kg2 Qg5+ 36. Kh1 Kf7 37. Qf2+ Kg8 38. Qd4 Qh6 39. Qd5+ Kf8 40. Qf3+ Ke7 41. Qf6+ Kd7 42. Qf7+ Kc6 43. Qd5+ Kd7 *", + "Moves": "d5f7 d7c6 f7e8 c6b6 e8b5", + "MovesSAN": "Qf7+ Kc6 Qe8+ Kb6 Qb5#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "r5k1/2RQ2pp/2p4q/2p1p3/3p4/1P1P1P1P/2P3P1/7K b - - 4 39", + "PGN": "1. e4 e5 2. Nc3 Nf6 3. Bc4 Bc5 4. Nf3 Nc6 5. d3 O-O 6. Be3 Bb6 7. Bxb6 axb6 8. a3 d6 9. Nd5 Nxd5 10. Bxd5 Be6 11. Bxc6 bxc6 12. h3 f6 13. O-O d5 14. Re1 Qd7 15. Nh2 Rad8 16. f3 Qd6 17. Qe2 Qc5+ 18. Kh1 d4 19. Rac1 Qb5 20. Rb1 Ba2 21. Ra1 Be6 22. b3 c5 23. a4 Qc6 24. a5 bxa5 25. Rxa5 Rfe8 26. Rea1 f5 27. exf5 Bxf5 28. Qf2 Rf8 29. Qg3 Qd6 30. Ra6 c6 31. Rb6 Rc8 32. Raa6 Qf6 33. Ra7 Rf7 34. Rab7 Rxb7 35. Rxb7 Rf8 36. Ng4 Bxg4 37. Qxg4 Ra8 38. Rc7 Qh6 39. Qd7 *", + "Moves": "a8a1 h1h2 h6f4 g2g3 f4d2", + "MovesSAN": "Ra1+ Kh2 Qf4+ g3 Qd2#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "7k/4p1bp/p5P1/8/4Q1P1/1P3P2/2K5/q1BR3R b - - 4 31", + "PGN": "1. e4 c5 2. Nf3 d6 3. Nc3 Nc6 4. d4 cxd4 5. Nxd4 g6 6. Be3 Bg7 7. Qd2 Nf6 8. f3 Bd7 9. O-O-O a6 10. g4 b5 11. h4 b4 12. Nce2 Qa5 13. Kb1 Nxd4 14. Nxd4 Be6 15. Nxe6 fxe6 16. Bc4 d5 17. exd5 Rd8 18. Qe2 Nxd5 19. Bd2 Nc3+ 20. bxc3 bxc3 21. Bc1 Rb8+ 22. Bb3 O-O 23. Qxe6+ Kh8 24. h5 Rf6 25. Qe4 Rfb6 26. hxg6 Rxb3+ 27. cxb3 Rxb3+ 28. axb3 c2+ 29. Kxc2 Qc3+ 30. Kb1 Qa1+ 31. Kc2 *", + "Moves": "a1c3 c2b1 c3b3 c1b2 b3b2", + "MovesSAN": "Qc3+ Kb1 Qxb3+ Bb2 Qxb2#", + "Themes": "deflection endgame long mate mateIn3" + }, + { + "FEN": "2rr1k2/1p1qbp1p/p2p4/4np2/4PB2/3B2Q1/PPP3PP/R5K1 w - - 0 24", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bd3 e5 7. Nb3 Be6 8. O-O Be7 9. Be3 O-O 10. f4 exf4 11. Rxf4 Nc6 12. Ne2 Ne5 13. Ng3 Qc7 14. Nd4 Rac8 15. Ndf5 Bxf5 16. Nxf5 Rfd8 17. Qe1 g6 18. Nh6+ Kg7 19. Qg3 Nh5 20. Qh3 Nxf4 21. Bxf4 Qd7 22. Qg3 Kf8 23. Nf5 gxf5 *", + "Moves": "f4h6 f8e8 g3g8 e7f8 g8f8", + "MovesSAN": "Bh6+ Ke8 Qg8+ Bf8 Qxf8#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "5r2/1p3kn1/2rQ2p1/q5P1/b3P3/5P1B/PP6/1K5R w - - 1 26", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. f3 g6 6. Be3 Bg7 7. Qd2 O-O 8. Nc3 Nc6 9. O-O-O a6 10. Bh6 Nxd4 11. Bxg7 Nb3+ 12. cxb3 Kxg7 13. h4 Bd7 14. g4 Rc8 15. Kb1 a5 16. h5 a4 17. bxa4 Qa5 18. hxg6 fxg6 19. Qh6+ Kf7 20. g5 Nh5 21. Qxh7+ Ng7 22. Qh2 Bxa4 23. Bh3 Rxc3 24. Rxd6 exd6 25. Qxd6 Rc6 *", + "Moves": "h3e6 g7e6 d6d7 f7g8 d7h7", + "MovesSAN": "Be6+ Nxe6 Qd7+ Kg8 Qh7#", + "Themes": "long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r2b1rk1/5qpp/n2p1pN1/4pP1Q/p3P3/P1Pp1R2/1P4PP/5R1K w - - 2 32", + "PGN": "1. e4 c5 2. Ne2 e5 3. d3 Nc6 4. c3 d6 5. Ng3 Nf6 6. Be2 Be6 7. O-O Be7 8. Nd2 O-O 9. f4 Ne8 10. f5 Bd7 11. Nf3 f6 12. a3 a5 13. Nh5 b5 14. Qb3+ Kh8 15. Qxb5 Nd4 16. Qc4 Nxe2+ 17. Kh1 Nxc1 18. Raxc1 Nc7 19. Nh4 Be8 20. Ng3 Bf7 21. Qa4 Be8 22. Qc2 Na6 23. Qe2 Qb6 24. Rc2 a4 25. Qg4 Bd8 26. Rf3 Qb3 27. Rcf2 c4 28. Nh5 Bxh5 29. Qxh5 Kg8 30. Rf1 cxd3 31. Ng6 Qf7 *", + "Moves": "h5h7 g8h7 f3h3 h7g8 h3h8", + "MovesSAN": "Qxh7+ Kxh7 Rh3+ Kg8 Rh8#", + "Themes": "attraction kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "R1nk1b1r/Rq1n2p1/3pQ2p/2p5/4P3/4BN2/2P2PPP/6K1 b - - 8 23", + "PGN": "1. e4 e5 2. Nf3 d6 3. Bc4 Be6 4. Bxe6 fxe6 5. d4 exd4 6. Qxd4 Nc6 7. Qc4 Qd7 8. O-O h6 9. Nc3 O-O-O 10. b4 Nb8 11. a4 Ne7 12. Be3 b6 13. a5 c5 14. axb6 axb6 15. bxc5 Qc6 16. Nb5 Rd7 17. Na7+ Rxa7 18. Rxa7 bxc5 19. Qxe6+ Nd7 20. Rfa1 Kd8 21. Ra8+ Nc8 22. R1a6 Qb7 23. R6a7 *", + "Moves": "b7b1 e3c1 b1c1 f3e1 c1e1", + "MovesSAN": "Qb1+ Bc1 Qxc1+ Ne1 Qxe1#", + "Themes": "kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "2r3k1/p5p1/1bb4p/4pr2/4Np1q/3P1P2/PPP1Q1PP/R3BR1K b - - 8 23", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Na5 6. Bb5+ c6 7. dxc6 bxc6 8. Qf3 Be7 9. Bxc6+ Nxc6 10. Qxc6+ Bd7 11. Qf3 O-O 12. Nc3 Rc8 13. O-O Bc6 14. Qe2 h6 15. Nge4 Nxe4 16. Nxe4 f5 17. Nc3 Bd6 18. d3 f4 19. f3 Bc5+ 20. Kh1 Rf5 21. Ne4 Bb6 22. Bd2 Qh4 23. Be1 *", + "Moves": "h4h2 h1h2 f5h5 e1h4 h5h4", + "MovesSAN": "Qxh2+ Kxh2 Rh5+ Bh4 Rxh4#", + "Themes": "attraction kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "8/5pkp/6p1/1nN5/1p6/r3P2P/2PR1PP1/3K4 b - - 0 36", + "PGN": "1. b4 e5 2. Bb2 Bxb4 3. Bxe5 Nf6 4. a3 Nc6 5. Bb2 Ba5 6. Nf3 O-O 7. e3 Re8 8. Be2 d5 9. O-O Bg4 10. h3 Bh5 11. Nd4 Bxe2 12. Qxe2 Nxd4 13. Bxd4 Bb6 14. Bxb6 axb6 15. Nc3 d4 16. Nb5 Ra5 17. a4 Qd7 18. Qd3 dxe3 19. Qxd7 Nxd7 20. dxe3 c6 21. Nd6 Rea8 22. Nxb7 Rxa4 23. Rxa4 Rxa4 24. Rd1 Nf8 25. Rd6 Rc4 26. Rd2 g6 27. Nd6 Rc3 28. Nc8 b5 29. Ne7+ Kg7 30. Kf1 Ne6 31. Ke2 b4 32. Kd1 c5 33. Nd5 Ra3 34. Nb6 Nc7 35. Nd7 Nb5 36. Nxc5 *", + "Moves": "b5c3 d1c1 a3a1 c1b2 a1b1", + "MovesSAN": "Nc3+ Kc1 Ra1+ Kb2 Rb1#", + "Themes": "endgame hookMate long master mate mateIn3" + }, + { + "FEN": "r4r1k/ppp1Nppp/3p4/8/4P3/5n2/PPP2P2/1K1R3R w - - 0 20", + "PGN": "1. e4 e5 2. Nf3 d6 3. d4 exd4 4. Qxd4 Nf6 5. Bg5 Be7 6. Nc3 O-O 7. Bc4 Nc6 8. Qd2 Bg4 9. O-O-O Bxf3 10. gxf3 Ne5 11. Qe2 Nfd7 12. h4 Nxc4 13. Qxc4 Ne5 14. Qe2 Bxg5+ 15. hxg5 Qxg5+ 16. Kb1 Qf4 17. Nd5 Qxf3 18. Ne7+ Kh8 19. Qxf3 Nxf3 *", + "Moves": "h1h7 h8h7 d1h1 f3h4 h1h4", + "MovesSAN": "Rxh7+ Kxh7 Rh1+ Nh4 Rxh4#", + "Themes": "anastasiaMate attraction endgame kingsideAttack long mate mateIn3 sacrifice" + }, + { + "FEN": "5rk1/pp1n3p/2pb2p1/3p3q/3P2Q1/1NP2P1n/PPB3KP/R3R3 b - - 13 29", + "PGN": "1. e4 c6 2. d4 g6 3. Nf3 Bg7 4. Bd3 d5 5. e5 f6 6. exf6 Nxf6 7. O-O O-O 8. Re1 Bg4 9. Bg5 Ne4 10. Bh4 Bxf3 11. gxf3 Nf6 12. c3 Qd6 13. Nd2 Nh5 14. Bxe7 Qf4 15. Bxf8 Bxf8 16. Qe2 Qg5+ 17. Kh1 Nf4 18. Qf1 Nd7 19. Nb3 Bd6 20. Bc2 Qh4 21. Qg1 Nh3 22. Qg2 Nxf2+ 23. Kg1 Nh3+ 24. Kf1 Nf4 25. Qf2 Qh3+ 26. Kg1 Rf8 27. Qg3 Qh5 28. Qg4 Nh3+ 29. Kg2 *", + "Moves": "h5g4 f3g4 f8f2 g2h3 f2h2", + "MovesSAN": "Qxg4+ fxg4 Rf2+ Kxh3 Rxh2#", + "Themes": "fork long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "7k/pp3pbp/8/7K/5PQ1/4r2P/8/7q w - - 0 36", + "PGN": "1. e4 c5 2. d3 d6 3. f4 Nc6 4. Nf3 Nf6 5. h3 g6 6. Be2 Bg7 7. c4 O-O 8. g4 e6 9. Nc3 d5 10. e5 Nd7 11. cxd5 exd5 12. Nxd5 Ndxe5 13. Qb3 Nxf3+ 14. Bxf3 Qh4+ 15. Kd1 Nd4 16. Qc4 Nxf3 17. Qxc5 Bxg4 18. Bd2 Nxd2+ 19. Kxd2 Bf5 20. Rag1 Rad8 21. Ne7+ Kh8 22. Nxf5 gxf5 23. Qxf5 Qf2+ 24. Kc1 Qxb2+ 25. Kd1 Qb1+ 26. Kd2 Qxa2+ 27. Ke3 Rfe8+ 28. Kf3 Qc2 29. Rg3 Rxd3+ 30. Kg4 Qe2+ 31. Kh4 Rxg3 32. Kxg3 Re3+ 33. Kh4 Qf2+ 34. Kh5 Qf3+ 35. Qg4 Qxh1 *", + "Moves": "g4c8 e3e8 c8e8 g7f8 e8f8", + "MovesSAN": "Qc8+ Re8 Qxe8+ Bf8 Qxf8#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "r5k1/p2Q1ppp/8/8/3R4/7P/P1q1rPP1/4R1K1 w - - 0 29", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Bc4 Nxe4 4. Nxe5 d5 5. Qf3 Nf6 6. Bb3 Bd6 7. d4 c6 8. Bg5 Qe7 9. O-O Bxe5 10. dxe5 Qxe5 11. Bf4 Qxb2 12. Re1+ Be6 13. Nc3 O-O 14. Be5 Ng4 15. Bd4 Qa3 16. h3 Nh6 17. Ne2 Nf5 18. Be5 Nd7 19. Bc3 c5 20. Bxd5 Bxd5 21. Qxd5 Nd4 22. Bxd4 cxd4 23. Qxd7 Qb2 24. Rab1 Qxc2 25. Rxb7 Qd2 26. Rbb1 Rfe8 27. Rbd1 Qc2 28. Rxd4 Rxe2 *", + "Moves": "d7d8 a8d8 d4d8 e2e8 e1e8", + "MovesSAN": "Qd8+ Rxd8 Rxd8+ Re8 Rexe8#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "r4bk1/1b3p1p/4p1p1/1p4B1/2pPR2Q/2P5/1P3PPP/6K1 b - - 0 25", + "PGN": "1. d4 Nf6 2. Nf3 e6 3. e3 d5 4. Bd3 c5 5. c3 a6 6. O-O b5 7. Nbd2 c4 8. Bc2 Be7 9. e4 dxe4 10. Nxe4 O-O 11. Qe2 Bb7 12. Re1 Re8 13. Bd2 Nbd7 14. a4 Qc7 15. axb5 axb5 16. Rxa8 Rxa8 17. Nxf6+ Nxf6 18. Ne5 Bd6 19. Bg5 Nd7 20. Nxd7 Qxd7 21. Qh5 g6 22. Qh6 Bf8 23. Qh4 Qd5 24. Be4 Qxe4 25. Rxe4 *", + "Moves": "a8a1 g5c1 a1c1 e4e1 c1e1", + "MovesSAN": "Ra1+ Bc1 Rxc1+ Re1 Rxe1#", + "Themes": "endgame kingsideAttack long mate mateIn3" + }, + { + "FEN": "5r1k/2Q4p/3p4/p1p5/P1PpBq2/1P1P4/4K1R1/8 b - - 3 38", + "PGN": "1. e4 e5 2. c4 Nc6 3. Nf3 Nf6 4. Nc3 Bc5 5. d3 d6 6. Bg5 Bg4 7. Bxf6 Qxf6 8. Be2 Nd4 9. Nd5 Qd8 10. Nxd4 Bxd4 11. Bxg4 c6 12. Nc3 O-O 13. O-O Qh4 14. g3 Qg5 15. h4 Qf6 16. Rb1 c5 17. Ne2 a5 18. Nxd4 exd4 19. b3 Qe5 20. a4 g6 21. f4 Qe7 22. Kg2 f5 23. exf5 gxf5 24. Re1 Qc7 25. Bh3 Qc6+ 26. Qf3 Qc7 27. Qh5 Kh8 28. Bxf5 Rf6 29. Be4 Rg8 30. Qd5 Qg7 31. Rg1 Qxg3+ 32. Kf1 Qh3+ 33. Ke2 Rxg1 34. Rxg1 Qh2+ 35. Rg2 Qxh4 36. Qxb7 Qxf4 37. Qb8+ Rf8 38. Qc7 *", + "Moves": "f4e3 e2d1 f8f1 d1c2 e3c1", + "MovesSAN": "Qe3+ Kd1 Rf1+ Kc2 Qc1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "8/8/pp5k/2p2QpN/1n6/4q2P/1P4PK/8 w - - 1 38", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. Bc4 Na5 4. Bb3 Nxb3 5. axb3 b6 6. d4 e6 7. O-O Nf6 8. Bg5 Be7 9. e5 Nd5 10. Bxe7 Qxe7 11. c4 Nb4 12. d5 exd5 13. cxd5 O-O 14. Re1 d6 15. Nc3 Bg4 16. h3 Bxf3 17. Qxf3 dxe5 18. Qg3 Rfe8 19. Rad1 Rad8 20. Nb5 Rxd5 21. Rxd5 Nxd5 22. Qd3 Nb4 23. Qe4 a6 24. Nc3 Qe6 25. Ne2 f5 26. Qh4 Qxb3 27. Ng3 Qe6 28. Rd1 e4 29. Rd8 e3 30. Rxe8+ Qxe8 31. fxe3 Qxe3+ 32. Kh2 g5 33. Qc4+ Kh8 34. Qf7 h5 35. Qf8+ Kh7 36. Qxf5+ Kg7 37. Nxh5+ Kh6 *", + "Moves": "f5f6 h6h5 g2g4 h5h4 f6h6", + "MovesSAN": "Qf6+ Kxh5 g4+ Kh4 Qh6#", + "Themes": "endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "7r/5k2/4r3/p3p3/3n2p1/8/PB3PPP/3R1RK1 b - - 1 33", + "PGN": "1. d4 c5 2. d5 d6 3. Bd2 b5 4. Nc3 b4 5. Ne4 Bf5 6. Ng3 Bg6 7. Nf3 f6 8. Nh4 Bf7 9. Ne4 Bxd5 10. Ng3 e5 11. e3 a6 12. Bd3 c4 13. Be4 Bxe4 14. Nxe4 d5 15. Ng3 Nc6 16. O-O Nge7 17. Qf3 Qd7 18. c3 a5 19. Qe2 g5 20. Nf3 h5 21. Nxg5 fxg5 22. e4 Bg7 23. Nxh5 bxc3 24. bxc3 g4 25. Nxg7+ Kf7 26. Nf5 Nxf5 27. exf5 Qxf5 28. Rad1 Rae8 29. Bc1 d4 30. Qxc4+ Qe6 31. Qxe6+ Rxe6 32. cxd4 Nxd4 33. Bb2 *", + "Moves": "d4e2 g1h1 h8h2 h1h2 e6h6", + "MovesSAN": "Ne2+ Kh1 Rxh2+ Kxh2 Rh6#", + "Themes": "anastasiaMate attraction endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "4rr2/1Q1R2pk/p4qpp/1pP5/1P6/P7/5PPP/5RK1 b - - 2 27", + "PGN": "1. e4 e6 2. Nf3 c5 3. d4 Nc6 4. dxc5 Bxc5 5. Be3 Qb6 6. Bxc5 Qxc5 7. Bd3 d5 8. O-O Nge7 9. exd5 exd5 10. a3 O-O 11. b4 Qd6 12. c4 b5 13. c5 Qc7 14. Qc2 Ng6 15. Bxg6 fxg6 16. Nbd2 Bf5 17. Qc3 a6 18. Rae1 h6 19. Ne5 Nxe5 20. Rxe5 Kh7 21. Rxd5 Be6 22. Rd6 Bf5 23. Qd4 Qf7 24. Ne4 Bxe4 25. Rd7 Qf6 26. Qxe4 Rae8 27. Qb7 *", + "Moves": "f6f2 f1f2 e8e1 f2f1 e1f1", + "MovesSAN": "Qxf2+ Rxf2 Re1+ Rf1 Rexf1#", + "Themes": "endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "5Q2/8/6p1/p1p3kp/2P5/PP2q1PP/3p2K1/8 w - - 3 43", + "PGN": "1. e4 d6 2. d4 Nf6 3. Nc3 c6 4. Nf3 Bg4 5. Be2 e6 6. h3 Bh5 7. Bg5 Be7 8. O-O O-O 9. e5 dxe5 10. dxe5 Nd5 11. Bxe7 Qxe7 12. Nxd5 cxd5 13. Nd4 Bxe2 14. Qxe2 Nc6 15. Nxc6 bxc6 16. c3 Rfc8 17. Rfd1 c5 18. b3 Qc7 19. Rac1 a5 20. c4 d4 21. Qd3 Qxe5 22. Re1 Qf6 23. a3 e5 24. f3 Re8 25. Re4 g6 26. Rce1 Ra6 27. f4 Rae6 28. fxe5 Rxe5 29. g3 Rxe4 30. Rxe4 Rxe4 31. Qxe4 Qb6 32. Qe8+ Kg7 33. Qb5 Qa7 34. Qc6 h5 35. Qd5 Qb6 36. Qe5+ Kh7 37. Qe8 Qe6 38. Qb5 Qe3+ 39. Kg2 d3 40. Qb7 d2 41. Qxf7+ Kh6 42. Qf8+ Kg5 *", + "Moves": "h3h4 g5g4 f8c8 e3e6 c8e6", + "MovesSAN": "h4+ Kg4 Qc8+ Qe6 Qxe6#", + "Themes": "endgame long mate mateIn3 queenEndgame" + }, + { + "FEN": "5rk1/pQ2R1b1/5q1p/8/3N4/8/PP3PPP/4R1K1 b - - 0 25", + "PGN": "1. d4 f5 2. c4 Nf6 3. Nf3 g6 4. e3 Bg7 5. Bd3 d6 6. Nc3 Be6 7. O-O h6 8. Re1 Bf7 9. e4 fxe4 10. Nxe4 O-O 11. Qc2 Qe8 12. c5 Nbd7 13. cxd6 cxd6 14. Nxd6 Qd8 15. Nxf7 Kxf7 16. Bxg6+ Kg8 17. Bf4 Qb6 18. Rad1 Nd5 19. Qc4 Qxg6 20. Qxd5+ Qf7 21. Qxd7 Qxf4 22. Qxb7 Rad8 23. Rxe7 Qf6 24. Rde1 Rxd4 25. Nxd4 *", + "Moves": "f6f2 g1h1 f2f1 e1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate fork long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r4rk1/pp2n1b1/3N2pp/4pq2/4Q3/2P5/PP4PP/R1B1R1K1 b - - 5 19", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 g6 4. O-O Bg7 5. c3 h6 6. d4 d6 7. dxe5 Nxe5 8. Nxe5 Bxe5 9. f4 Bg7 10. e5 Be6 11. Bxe6 fxe6 12. exd6 cxd6 13. Re1 Qd7 14. Qd3 Ne7 15. Qe4 e5 16. fxe5 dxe5 17. Na3 O-O 18. Nc4 Qf5 19. Nd6 *", + "Moves": "f5f2 g1h1 f2f1 e1f1 f8f1", + "MovesSAN": "Qf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "2r3k1/pp3qpp/2b2pN1/b1p1pP1Q/P3P3/2P2R2/2r3PP/2B1R1K1 w - - 0 24", + "PGN": "1. b4 e5 2. Bb2 f6 3. e4 Bxb4 4. f4 d6 5. Bc4 Qe7 6. f5 Nh6 7. Qh5+ Nf7 8. Nf3 Nd7 9. O-O Nb6 10. Bb3 Bd7 11. c3 Ba5 12. a4 c6 13. d4 c5 14. dxc5 dxc5 15. Nbd2 Rc8 16. Nc4 Nxc4 17. Bxc4 O-O 18. Nh4 Bc6 19. Rae1 Rfd8 20. Rf3 Rd2 21. Bc1 Rc2 22. Ng6 Qd7 23. Bxf7+ Qxf7 *", + "Moves": "h5h7 g8h7 f3h3 h7g8 h3h8", + "MovesSAN": "Qxh7+ Kxh7 Rh3+ Kg8 Rh8#", + "Themes": "attraction kingsideAttack long master mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "8/1p6/4rkr1/p1Q5/8/P3P1B1/1P1q3P/6K1 w - - 3 37", + "PGN": "1. d4 Nf6 2. Nf3 g6 3. Bf4 Bg7 4. e3 d6 5. Nbd2 O-O 6. c4 a5 7. a3 Nc6 8. Bd3 Bg4 9. O-O Bxf3 10. Qxf3 e5 11. dxe5 dxe5 12. Bg5 Re8 13. Ne4 Qxd3 14. Nxf6+ Bxf6 15. Bxf6 Qxc4 16. Qh3 Qe6 17. Qh4 Rad8 18. Rac1 Rd6 19. Bg5 Qf5 20. g4 Qe4 21. Rc3 f5 22. f3 Qd5 23. gxf5 gxf5 24. f4 exf4 25. Bxf4 Rg6+ 26. Bg3 Kh8 27. Qf4 Ne5 28. Rxc7 Qd3 29. Rxh7+ Kxh7 30. Qh4+ Kg7 31. Qf4 Ree6 32. Rc1 Qd2 33. Rc7+ Nf7 34. Rxf7+ Kxf7 35. Qxf5+ Ke7 36. Qc5+ Kf6 *", + "Moves": "c5f8 f6g5 f8f4 g5h5 f4h4", + "MovesSAN": "Qf8+ Kg5 Qf4+ Kh5 Qh4#", + "Themes": "endgame exposedKing long mate mateIn3" + }, + { + "FEN": "r2qr3/p1pn1RpB/1pk1p2p/8/2PPb2P/8/PP1N2P1/2KR4 w - - 0 26", + "PGN": "1. e4 e6 2. Qh5 Be7 3. f4 Nf6 4. Qxf7+ Kxf7 5. e5 Nh5 6. d4 Rf8 7. Be2 Nxf4 8. Bxf4 Kg8 9. Be3 d6 10. Nf3 dxe5 11. Nxe5 Bf6 12. Nf3 b6 13. c3 Bb7 14. Nbd2 Nd7 15. O-O-O Rb8 16. h4 Ra8 17. Bc4 Re8 18. Bg5 Bxg5 19. Nxg5 Bd5 20. Bd3 h6 21. Bh7+ Kf8 22. Rhf1+ Ke7 23. Rf7+ Kd6 24. Nge4+ Kc6 25. c4 Bxe4 *", + "Moves": "h7e4 c6d6 c4c5 b6c5 d2c4", + "MovesSAN": "Bxe4+ Kd6 c5+ bxc5 Nc4#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "2r1k2r/1b2npp1/p3p2p/1p2p1P1/4P2P/1PqQ1P2/P1P1B3/2KR3R w k - 0 19", + "PGN": "1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Qxd4 a6 5. Nc3 b5 6. b3 Bb7 7. Bb2 Nc6 8. Qd2 d6 9. O-O-O Qc7 10. g4 Ne5 11. Nxe5 dxe5 12. f3 Be7 13. h4 h6 14. Bd3 Rc8 15. g5 Bb4 16. Be2 Ne7 17. Qd3 Bxc3 18. Bxc3 Qxc3 *", + "Moves": "d3d7 e8f8 d7d8 c8d8 d1d8", + "MovesSAN": "Qd7+ Kf8 Qd8+ Rxd8 Rxd8#", + "Themes": "backRankMate fork long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "6k1/1R3ppp/1p1r4/p2P4/4rP2/P3P3/KP1B1b2/8 w - - 3 38", + "PGN": "1. d4 d5 2. c4 dxc4 3. e3 Nf6 4. Bxc4 b6 5. Nf3 Bb7 6. O-O e6 7. a3 Bd6 8. h3 O-O 9. Nc3 Nbd7 10. Bd2 e5 11. d5 e4 12. Nd4 Ne5 13. Ba2 Bc8 14. Nf5 Bxf5 15. Rc1 Qd7 16. f4 Nd3 17. Rc2 Kh8 18. Bc4 Rg8 19. g4 Nxg4 20. hxg4 Bxg4 21. Qb1 Bf3 22. Bxd3 Qg4+ 23. Kf2 Qg2+ 24. Ke1 exd3 25. Rf2 Qg3 26. Rc1 Be7 27. Qxd3 Bh4 28. Qf1 Bg2 29. Qe2 Rge8 30. Kd1 Qxf2 31. Qxf2 Bxf2 32. Kc2 Be4+ 33. Kb3 a5 34. Ka2 Rad8 35. Nxe4 Rxe4 36. Rxc7 Kg8 37. Rb7 Rd6 *", + "Moves": "b7b8 d6d8 b8d8 e4e8 d8e8", + "MovesSAN": "Rb8+ Rd8 Rxd8+ Re8 Rxe8#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "3r2k1/pp3rpp/2p3q1/8/4Q1b1/8/P5PP/4RR1K w - - 0 24", + "PGN": "1. e4 e5 2. d4 exd4 3. c3 dxc3 4. Bc4 cxb2 5. Bxb2 Bb4+ 6. Nc3 Nc6 7. Ne2 Nf6 8. O-O O-O 9. Nd5 Nxd5 10. Bxd5 d6 11. Nf4 Ne5 12. Nh5 c6 13. Bb3 Qh4 14. f4 Bg4 15. Qc2 Bc5+ 16. Kh1 Qxh5 17. fxe5 Rad8 18. exd6 Bxd6 19. e5 Bxe5 20. Bxe5 Qxe5 21. Rae1 Qh5 22. Qe4 Qg6 23. Bxf7+ Rxf7 *", + "Moves": "e4e8 d8e8 e1e8 f7f8 f1f8", + "MovesSAN": "Qe8+ Rxe8 Rxe8+ Rf8 Rfxf8#", + "Themes": "long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r3k1r1/ppR2pB1/3Pp3/8/5P2/1P5Q/q4RPP/7K b q - 0 25", + "PGN": "1. d4 c6 2. e3 d5 3. b3 Bf5 4. Nf3 e6 5. Bb2 c5 6. Be2 Nc6 7. O-O Be4 8. Nbd2 Nf6 9. Ne5 cxd4 10. exd4 Nxe5 11. dxe5 Nd7 12. f4 Qb6+ 13. Kh1 h5 14. Bf3 h4 15. Bxe4 dxe4 16. Nxe4 h3 17. Nd6+ Bxd6 18. exd6 Qc6 19. Qf3 Qxc2 20. Bxg7 Rg8 21. Qg3 Nf6 22. Rac1 Qxa2 23. Rc7 Ne4 24. Qxh3 Nf2+ 25. Rxf2 *", + "Moves": "a2b1 c7c1 b1c1 f2f1 c1f1", + "MovesSAN": "Qb1+ Rc1 Qxc1+ Rf1 Qxf1#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "7k/1p4qp/4p3/Pb1pRp1Q/3P1P1P/1r6/5P1K/2B5 b - - 2 42", + "PGN": "1. e4 c5 2. c3 e6 3. d4 cxd4 4. cxd4 a6 5. Nc3 d5 6. e5 Nc6 7. Nf3 Nge7 8. Bd3 Nf5 9. Bb1 Be7 10. O-O O-O 11. Qd3 g6 12. a3 f6 13. exf6 Bxf6 14. Ne2 Qb6 15. Rd1 Bd7 16. b4 Rac8 17. Bb2 Nce7 18. Qd2 Nh4 19. Nxh4 Bxh4 20. g3 Bf6 21. Nf4 Nf5 22. Bxf5 gxf5 23. Re1 Bg5 24. Re2 Qd6 25. Rae1 Rc4 26. Re5 Rfc8 27. Qe3 Rc2 28. Ba1 a5 29. bxa5 Ra2 30. h4 Bh6 31. Qf3 Rxa3 32. Qh5 Bxf4 33. gxf4 Kh8 34. Kh2 Rg8 35. Bb2 Rb3 36. Bc1 Qb4 37. Rd1 Be8 38. Qe2 Bb5 39. Qh5 Qe7 40. Rg1 Rxg1 41. Kxg1 Qg7+ 42. Kh2 *", + "Moves": "b3h3 h2h3 b5f1 h3h2 g7g2", + "MovesSAN": "Rh3+ Kxh3 Bf1+ Kh2 Qg2#", + "Themes": "attraction endgame exposedKing long master mate mateIn3 sacrifice" + }, + { + "FEN": "6k1/r3b1p1/pp2p2r/3q2NQ/3p1P2/7P/1PP4K/6R1 w - - 3 28", + "PGN": "1. e4 b6 2. f4 Bb7 3. Nc3 d5 4. e5 e6 5. d4 c5 6. Bb5+ Nc6 7. Nf3 a6 8. Bxc6+ Bxc6 9. O-O Ne7 10. Be3 Nf5 11. dxc5 Nxe3 12. Qe2 Nxf1 13. Rxf1 Bxc5+ 14. Kh1 d4 15. Ne4 Bxe4 16. Qxe4 Qd5 17. Qe2 O-O 18. Qe1 Qxa2 19. Qh4 h6 20. g4 Ra7 21. g5 Be7 22. Qh5 Qc4 23. Rg1 hxg5 24. h3 f6 25. exf6 Rxf6 26. Nxg5 Qd5+ 27. Kh2 Rh6 *", + "Moves": "h5f7 g8h8 f7e8 e7f8 e8f8", + "MovesSAN": "Qf7+ Kh8 Qe8+ Bf8 Qxf8#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "8/2Nb1r2/1p1p3p/1P4k1/2P5/R3P1nP/6P1/3B2K1 b - - 0 38", + "PGN": "1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. Bf4 Bc5 5. e3 Nc6 6. Nf3 Qe7 7. Qd5 Nb4 8. Qd2 a5 9. h3 Nh6 10. Nc3 f6 11. exf6 Qxf6 12. a3 O-O 13. axb4 Bxb4 14. Be2 Nf5 15. O-O d6 16. Nd5 Bxd2 17. Nxf6+ Rxf6 18. Nxd2 Bd7 19. b4 a4 20. b5 h6 21. Rfd1 Nh4 22. Bd3 g5 23. Bg3 Nf5 24. Bh2 b6 25. Bc2 a3 26. Ne4 Rf7 27. Ng3 Nh4 28. Nh5 Raf8 29. Bg3 Be6 30. Bb3 Nf5 31. Rf1 Kh7 32. Rxa3 Kg6 33. Bd1 Bd7 34. f4 gxf4 35. Nxf4+ Kg5 36. Nd5 Nxg3 37. Rxf7 Rxf7 38. Nxc7 *", + "Moves": "f7f1 g1h2 g5h4 e3e4 f1h1", + "MovesSAN": "Rf1+ Kh2 Kh4 e4 Rh1#", + "Themes": "endgame fork long mate mateIn3" + }, + { + "FEN": "2rR4/R4ppk/5n1p/8/8/4PN2/5PPP/6K1 b - - 0 29", + "PGN": "1. b4 d6 2. Bb2 c6 3. e3 e5 4. a4 Qc7 5. c4 Nf6 6. b5 Bg4 7. Be2 Bxe2 8. Qxe2 Nbd7 9. Nf3 Be7 10. O-O Rc8 11. Rc1 Qd8 12. d4 h6 13. dxe5 dxe5 14. Rd1 Qc7 15. Na3 O-O 16. Rd2 Ne4 17. Rd3 Nec5 18. Rdd1 Nxa4 19. Qc2 Nxb2 20. Qxb2 Nf6 21. Qxe5 Qxe5 22. Nxe5 Bxa3 23. Rxa3 cxb5 24. cxb5 Rfe8 25. Nf3 a6 26. bxa6 bxa6 27. Rxa6 Kh7 28. Ra7 Red8 29. Rxd8 *", + "Moves": "c8c1 d8d1 c1d1 f3e1 d1e1", + "MovesSAN": "Rc1+ Rd1 Rxd1+ Ne1 Rxe1#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "8/5p1p/p1b1pB1k/2b1P3/1pp1PPPK/8/PPB5/3r4 w - - 0 30", + "PGN": "1. c4 Nf6 2. e3 e6 3. d4 Be7 4. Nf3 O-O 5. Nc3 d5 6. Bd2 a6 7. Bd3 dxc4 8. Bxc4 b5 9. Bb3 c5 10. O-O c4 11. Bc2 Bb7 12. Ne5 Nbd7 13. f3 Nxe5 14. dxe5 Nd5 15. e4 Bc5+ 16. Kh1 Nxc3 17. Bxc3 Qxd1 18. Raxd1 Rfd8 19. h3 b4 20. Bd2 g6 21. Bg5 Rxd1 22. Rxd1 Kg7 23. Bf6+ Kh6 24. g4 Ra7 25. Kg2 Bc6 26. Kg3 g5 27. h4 gxh4+ 28. Kxh4 Rd7 29. f4 Rxd1 *", + "Moves": "g4g5 h6g6 f4f5 e6f5 e4f5", + "MovesSAN": "g5+ Kg6 f5+ exf5 exf5#", + "Themes": "endgame exposedKing long mate mateIn3" + }, + { + "FEN": "8/2R3pk/8/6PK/8/8/8/3r4 w - - 1 51", + "PGN": "1. d4 d5 2. c4 Bd7 3. Nf3 dxc4 4. g3 e6 5. Bg2 Nf6 6. O-O c6 7. Nc3 Bb4 8. Re1 Bxc3 9. bxc3 O-O 10. Ne5 b5 11. a4 a6 12. axb5 cxb5 13. Bxa8 h6 14. Nxd7 Nbxd7 15. Bg2 Ng4 16. h3 Ngf6 17. Rxa6 Nh7 18. Ra5 Ndf6 19. Rxb5 Ng5 20. h4 Nge4 21. Bxe4 Nxe4 22. f3 Nxc3 23. Qa4 Nxb5 24. Qxb5 Qxd4+ 25. Kg2 f5 26. e3 Qc3 27. Rd1 Qc2+ 28. Rd2 Qxc1 29. Qb2 Qe1 30. Re2 Qa5 31. e4 c3 32. Qb3 fxe4 33. fxe4 Re8 34. Rc2 Qe5 35. Rxc3 Qxe4+ 36. Kh3 Qh1+ 37. Kg4 Qe4+ 38. Kh3 Qf5+ 39. Kh2 Qf2+ 40. Kh3 Qf1+ 41. Kg4 Kh7 42. Qc2+ Kh8 43. Rc7 Qf5+ 44. Qxf5 exf5+ 45. Kxf5 Rf8+ 46. Kg6 Rf6+ 47. Kh5 Kh7 48. g4 Rd6 49. g5 hxg5 50. hxg5 Rd1 *", + "Moves": "g5g6 h7h8 c7c8 d1d8 c8d8", + "MovesSAN": "g6+ Kh8 Rc8+ Rd8 Rxd8#", + "Themes": "endgame long mate mateIn3 rookEndgame" + }, + { + "FEN": "8/5pkp/1R4p1/3r1PP1/8/5K2/8/8 w - - 1 50", + "PGN": "1. e4 e5 2. Nf3 d6 3. d4 Nc6 4. Nc3 Bg4 5. d5 Nce7 6. Be2 Qd7 7. h3 Bh5 8. Qd3 Bg6 9. Be3 Nf6 10. O-O-O c6 11. dxc6 bxc6 12. Qa6 Rd8 13. Nxe5 Qe6 14. Nxc6 Nxc6 15. Qxc6+ Qd7 16. Bb5 Be7 17. e5 Nh5 18. exd6 Bf6 19. Rhe1 Qxc6 20. Bxc6+ Kf8 21. Ne4 Bxe4 22. Bxe4 g6 23. Bc5 Kg7 24. Bc6 Rc8 25. d7 Rxc6 26. Re8 Rxc5 27. Rxh8 Kxh8 28. g4 Nf4 29. d8=Q+ Bxd8 30. Rxd8+ Kg7 31. Rd7 Ne2+ 32. Kd2 Ng1 33. Rxa7 Nf3+ 34. Ke3 Ne5 35. f4 Nc4+ 36. Kd3 Nxb2+ 37. Kd4 Rxc2 38. a4 Rd2+ 39. Ke5 Rd3 40. Ke4 Ra3 41. a5 Rxh3 42. a6 Ra3 43. Ra8 Nc4 44. a7 Nb6 45. Rb8 Ra4+ 46. Kf3 Rxa7 47. Rxb6 Re7 48. f5 Rd7 49. g5 Rd5 *", + "Moves": "f5f6 g7h8 b6b8 d5d8 b8d8", + "MovesSAN": "f6+ Kh8 Rb8+ Rd8 Rxd8#", + "Themes": "endgame long mate mateIn3 rookEndgame" + }, + { + "FEN": "r3r1k1/1p1n1pp1/p1p3p1/3qB3/3P3R/1P5P/P2Q1PP1/4R1K1 w - - 4 25", + "PGN": "1. e4 e6 2. c3 d5 3. exd5 exd5 4. d4 Nf6 5. Bd3 Be7 6. Ne2 c6 7. Be3 O-O 8. O-O Nbd7 9. Nd2 Re8 10. Nf3 Nf8 11. Re1 Ng6 12. Qd2 Bg4 13. Ne5 Bxe2 14. Rxe2 Bd6 15. Bf4 Bxe5 16. Bxe5 Nd7 17. Bxg6 hxg6 18. Rae1 Nf8 19. h3 Qd7 20. b3 a6 21. c4 Ne6 22. cxd5 Qxd5 23. Re4 Nc5 24. Rh4 Nd7 *", + "Moves": "h4h8 g8h8 d2h6 h8g8 h6g7", + "MovesSAN": "Rh8+ Kxh8 Qh6+ Kg8 Qxg7#", + "Themes": "attraction kingsideAttack long mate mateIn3 middlegame pin sacrifice" + }, + { + "FEN": "2r2r1k/1b3Bpp/pp2Q3/4N3/P4P2/2P5/1P3qPP/R6K w - - 0 24", + "PGN": "1. d4 Nf6 2. Bf4 c5 3. e3 e6 4. c3 b6 5. Bd3 Bb7 6. Nf3 d6 7. O-O Nbd7 8. Nbd2 Be7 9. a4 O-O 10. Qc2 a6 11. e4 Rc8 12. Qb3 e5 13. dxe5 dxe5 14. Bxe5 Nxe5 15. Nxe5 Bd6 16. Ndc4 Bxe5 17. Nxe5 Qd6 18. f4 c4 19. Bxc4 Qc5+ 20. Kh1 Nxe4 21. Bxf7+ Kh8 22. Qe6 Nf2+ 23. Rxf2 Qxf2 *", + "Moves": "e5g6 h7g6 e6h3 f2h4 h3h4", + "MovesSAN": "Ng6+ hxg6 Qh3+ Qh4 Qxh4#", + "Themes": "kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r4rk1/pppq1p1p/1bn3p1/7Q/1P3R2/P3P1P1/1B1P2KP/RN6 w - - 0 16", + "PGN": "1. c4 e5 2. g3 Nc6 3. Bg2 Nf6 4. e3 d5 5. cxd5 Nxd5 6. Ne2 Bc5 7. a3 Be6 8. b4 Bb6 9. Bb2 O-O 10. O-O Qd7 11. f4 exf4 12. Nxf4 Nxf4 13. Rxf4 Bh3 14. Qh5 Bxg2 15. Kxg2 g6 *", + "Moves": "h5h7 g8h7 f4h4 h7g8 h4h8", + "MovesSAN": "Qxh7+ Kxh7 Rh4+ Kg8 Rh8#", + "Themes": "attraction kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "7r/pp2bk2/5p2/3q4/8/2B3Pp/PPP1Q2P/4RRK1 b - - 4 23", + "PGN": "1. e4 e5 2. f4 Nc6 3. Nf3 d6 4. Bc4 h6 5. O-O Qf6 6. fxe5 dxe5 7. d4 Bd7 8. dxe5 Nxe5 9. Nxe5 Qb6+ 10. Kh1 Be6 11. Bxe6 Qxe6 12. Nxf7 Nf6 13. e5 Qxf7 14. exf6 gxf6 15. Qe2+ Be7 16. Bf4 h5 17. Bxc7 h4 18. Nc3 h3 19. g3 Rc8 20. Be5 Rxc3 21. Bxc3 Qd5+ 22. Kg1 Kf7 23. Rae1 *", + "Moves": "e7c5 c3d4 c5d4 f1f2 d5g2", + "MovesSAN": "Bc5+ Bd4 Bxd4+ Rf2 Qg2#", + "Themes": "long mate mateIn3 middlegame pin" + }, + { + "FEN": "6k1/p3Pb1p/3p2p1/4P3/8/4rQP1/7P/q4B1K w - - 0 31", + "PGN": "1. e4 c5 2. g3 d6 3. Bg2 Nf6 4. Ne2 Nc6 5. c3 g6 6. d4 cxd4 7. cxd4 Bg7 8. Nbc3 O-O 9. Be3 Ng4 10. Bd2 e5 11. d5 Nd4 12. f3 Nf6 13. O-O Bd7 14. Kh1 Rc8 15. Nxd4 exd4 16. Ne2 Ne8 17. Bf4 f5 18. Nxd4 fxe4 19. fxe4 Qb6 20. Be3 Rxf1+ 21. Bxf1 Qxb2 22. Rb1 Qxa2 23. Rxb7 Ba4 24. Qg4 Rc3 25. Ne6 Qa1 26. Rxg7+ Nxg7 27. Qf3 Nxe6 28. dxe6 Be8 29. e7 Bf7 30. e5 Rxe3 *", + "Moves": "f3a8 f7e8 a8e8 g8g7 e8f8", + "MovesSAN": "Qa8+ Be8 Qxe8+ Kg7 Qf8#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "8/3R1p2/BkP1p1p1/1P5p/P7/8/1rR2PPP/6K1 b - - 0 40", + "PGN": "1. e4 g6 2. d4 Bg7 3. e5 c5 4. Nf3 cxd4 5. Nxd4 Qa5+ 6. c3 Qxe5+ 7. Ne2 d6 8. Nd2 e6 9. Nc4 Qc5 10. Nxd6+ Ke7 11. Bf4 Be5 12. Bxe5 Qxe5 13. Nxc8+ Kf6 14. Nd6 Nc6 15. Nc4 Qb5 16. Nd4 Qg5 17. Nxc6 bxc6 18. Qf3+ Kg7 19. Bd3 Ne7 20. O-O Rad8 21. Be2 h5 22. Qe3 Qxe3 23. Nxe3 Nd5 24. Nxd5 Rxd5 25. Bf3 Rd2 26. b4 Rc2 27. Rfc1 Rd2 28. Bxc6 Rc8 29. b5 a6 30. Bb7 Rc7 31. Bxa6 Rb2 32. c4 Rd7 33. c5 Rdd2 34. Rf1 Kf8 35. c6 Rdc2 36. a4 Ke7 37. Rac1 Kd6 38. Rfd1+ Kc7 39. Rd7+ Kb6 40. Rxc2 *", + "Moves": "b2b1 c2c1 b1c1 d7d1 c1d1", + "MovesSAN": "Rb1+ Rc1 Rxc1+ Rd1 Rxd1#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "3B1r1k/pp4p1/1pn4p/4p3/1P2R3/PQP5/3q1PPP/R5K1 b - - 0 22", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 d6 4. Nc3 Bg4 5. O-O Nd4 6. Bxf7+ Kxf7 7. Nxe5+ dxe5 8. Qxg4 Nf6 9. Qd1 Bb4 10. d3 Rf8 11. a3 Ba5 12. b4 Bb6 13. Na4 Kg8 14. Nxb6 cxb6 15. c3 Nc6 16. Qb3+ Kh8 17. Bg5 h6 18. Bh4 Qxd3 19. Rfe1 Nxe4 20. Re3 Qd2 21. Rxe4 Rad8 22. Bxd8 *", + "Moves": "d2f2 g1h1 f2f1 a1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "5k2/3b1ppp/p1p1p3/4P3/8/3P4/q1P2RPP/5RK1 w - - 0 23", + "PGN": "1. e4 c5 2. Nc3 e6 3. f4 d6 4. Nf3 Nc6 5. Bb5 a6 6. Bxc6+ bxc6 7. O-O Nf6 8. d3 Be7 9. Na4 O-O 10. Be3 Ng4 11. Qe2 Nxe3 12. Qxe3 Qa5 13. b3 Bd7 14. Rae1 Rab8 15. Re2 Bf6 16. Ref2 Rb4 17. e5 dxe5 18. Nxe5 Bxe5 19. fxe5 Rxa4 20. bxa4 Qxa4 21. Qxc5 Qxa2 22. Qxf8+ Kxf8 *", + "Moves": "f2f7 f8e8 f7f8 e8e7 f1f7", + "MovesSAN": "Rxf7+ Ke8 Rf8+ Ke7 R1f7#", + "Themes": "endgame fork long mate mateIn3" + }, + { + "FEN": "5rk1/4b1p1/3qp3/2p1npN1/1pPpBQ1R/rP1P3P/5P2/2R3K1 w - - 2 32", + "PGN": "1. c4 c6 2. g3 d5 3. Bg2 Nf6 4. Nf3 Bg4 5. O-O Nbd7 6. b3 e6 7. Bb2 Be7 8. d3 O-O 9. Nbd2 a6 10. Qc2 b5 11. Rac1 Rc8 12. e4 Qa5 13. Bc3 b4 14. Ba1 Qb6 15. h3 Bh5 16. Bd4 c5 17. Be3 d4 18. Bg5 h6 19. Bxf6 Nxf6 20. e5 Nd7 21. g4 Bg6 22. Rfe1 a5 23. Ne4 Bxe4 24. Rxe4 a4 25. Qd2 axb3 26. axb3 Ra8 27. g5 hxg5 28. Nxg5 Ra3 29. Rh4 Nxe5 30. Be4 f5 31. Qf4 Qd6 *", + "Moves": "h4h8 g8h8 f4h4 h8g8 h4h7", + "MovesSAN": "Rh8+ Kxh8 Qh4+ Kg8 Qh7#", + "Themes": "attraction kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "2b2rk1/p4pp1/2pp3p/5q1Q/Np1r4/1P5R/1PP3R1/6K1 w - - 0 28", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 Nge7 5. Nc3 O-O 6. Be3 d6 7. Na4 Bxe3 8. fxe3 Na5 9. Bb3 c6 10. Nc3 b5 11. O-O Qb6 12. Qe2 Ng6 13. d4 Bg4 14. Rfd1 Nh4 15. h3 Nxf3+ 16. gxf3 Bxh3 17. f4 Nxb3 18. axb3 exd4 19. exd4 Rae8 20. Qh5 Be6 21. f5 Bc8 22. Rd3 b4 23. Na4 Qb5 24. Rh3 h6 25. Rf1 Rxe4 26. Rf2 Rxd4 27. Rg2 Qxf5 *", + "Moves": "g2g7 g8g7 h5h6 g7g8 h6h8", + "MovesSAN": "Rxg7+ Kxg7 Qxh6+ Kg8 Qh8#", + "Themes": "attraction kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "3Q3Q/p7/5rk1/5q1p/8/2P5/P4PPP/3R2K1 b - - 0 34", + "PGN": "1. d4 d5 2. Nf3 c5 3. c4 cxd4 4. Nxd4 Nc6 5. Nxc6 bxc6 6. Nc3 e5 7. cxd5 Bb4 8. e4 f5 9. Qh5+ Kf8 10. Bg5 Qb6 11. d6 fxe4 12. Bc4 Bxc3+ 13. bxc3 Qb7 14. O-O Nf6 15. Bxf6 gxf6 16. Rab1 Qg7 17. Rfd1 Bg4 18. Qh4 Bxd1 19. Rxd1 f5 20. d7 Qe7 21. Qh6+ Qg7 22. Qd6+ Qe7 23. Qxc6 Rd8 24. Qh6+ Qg7 25. Qd6+ Qe7 26. Qc6 h5 27. Be6 Kg7 28. Bxf5 Rh6 29. Qxe4 Qg5 30. Qxe5+ Rf6 31. Qe7+ Kh6 32. Qxd8 Qxf5 33. Qh8+ Kg6 34. d8=Q *", + "Moves": "f5f2 g1h1 f2f1 d1f1 f6f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "R7/3rkpp1/1Q5p/2p5/4n3/1P1q4/6PP/4R1K1 b - - 3 25", + "PGN": "1. e4 e5 2. Bc4 Nc6 3. f4 d6 4. Nf3 Nf6 5. d3 Be6 6. fxe5 Nxe5 7. Bb3 Be7 8. O-O O-O 9. Ng5 Bxb3 10. axb3 Nfg4 11. Nf3 c5 12. Nc3 h6 13. Nd5 Nf6 14. Nxe7+ Qxe7 15. Nxe5 Qxe5 16. Bf4 Qxb2 17. Bxd6 b6 18. Bxf8 Kxf8 19. Qd2 Rd8 20. Qf4 Qxc2 21. Rxa7 Qxd3 22. Qc7 Rd7 23. Qxb6 Nxe4 24. Ra8+ Ke7 25. Re1 *", + "Moves": "d3e3 e1e3 d7d1 e3e1 d1e1", + "MovesSAN": "Qe3+ Rxe3 Rd1+ Re1 Rxe1#", + "Themes": "clearance endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "5k2/2p2p1p/1p1q2p1/3p1p2/2n5/8/1P3PPP/2Q1R1K1 w - - 4 27", + "PGN": "1. e4 g6 2. d4 Bg7 3. Nf3 e6 4. Bd3 d5 5. e5 Ne7 6. Bg5 Nbc6 7. c4 b6 8. Nc3 Bb7 9. c5 Qd7 10. cxb6 axb6 11. Nb5 O-O 12. O-O Nf5 13. Bxf5 exf5 14. Qd2 Na5 15. a4 Nc4 16. Qc1 Ba6 17. Bf6 Bxb5 18. axb5 Rxa1 19. Qxa1 Bxf6 20. exf6 Qxb5 21. Qc1 Qc6 22. Ne5 Qxf6 23. Nd7 Qxd4 24. Nxf8 Kxf8 25. Rd1 Qe5 26. Re1 Qd6 *", + "Moves": "c1h6 f8g8 e1e8 d6f8 e8f8", + "MovesSAN": "Qh6+ Kg8 Re8+ Qf8 Rxf8#", + "Themes": "endgame killBoxMate long mate mateIn3" + }, + { + "FEN": "3r2k1/pp3r1n/4pqN1/3pQ3/8/7R/PPP2PPP/R5K1 b - - 0 21", + "PGN": "1. e4 e6 2. d4 d5 3. exd5 exd5 4. Bd3 Nf6 5. Bg5 Be7 6. Ne2 O-O 7. O-O c5 8. dxc5 Bxc5 9. Nf4 Be7 10. Nc3 Be6 11. Nxe6 fxe6 12. Re1 Qd7 13. Re3 Nc6 14. Rh3 Rf7 15. Ne2 Rd8 16. Nf4 Ne5 17. Bxh7+ Nxh7 18. Bxe7 Qxe7 19. Qh5 g6 20. Qxe5 Qf6 21. Nxg6 *", + "Moves": "f6f2 g1h1 f2f1 a1f1 f7f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "4rr1k/p1p3pp/1p1p4/3Q2N1/8/2P1q3/PP3RPP/5RK1 b - - 3 20", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Be3 Qf6 6. c3 Nge7 7. Bc4 O-O 8. O-O b6 9. Qb3 Bb7 10. Nxc6 Bxe3 11. Nxe7+ Qxe7 12. fxe3 Qxe4 13. Bxf7+ Kh8 14. Rf2 Qxe3 15. Nd2 Qe7 16. Bd5 Bxd5 17. Qxd5 Rae8 18. Raf1 d6 19. Nf3 Qe3 20. Ng5 *", + "Moves": "e3f2 f1f2 e8e1 f2f1 e1f1", + "MovesSAN": "Qxf2+ Rxf2 Re1+ Rf1 Rexf1#", + "Themes": "clearance kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "1r3rk1/p4pp1/2Q1p3/6NR/3q2P1/1P6/2P5/1K6 w - - 0 30", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 c6 5. Bd2 Qc7 6. Nf3 Bg4 7. h3 Bh5 8. Be2 e6 9. g3 Bd6 10. Be3 Nf6 11. Qd2 Nbd7 12. O-O-O Bb4 13. a3 Bxc3 14. Qxc3 Ne4 15. Qb4 Ndf6 16. g4 Bg6 17. Bd3 Nd5 18. Qb3 Nxe3 19. fxe3 Nf2 20. Bxg6 hxg6 21. h4 Nxh1 22. Rxh1 Qg3 23. Qxb7 O-O 24. Ng5 Qxe3+ 25. Kb1 Rab8 26. Qxc6 Qxa3 27. b3 Qb4 28. h5 gxh5 29. Rxh5 Qxd4 *", + "Moves": "h5h8 g8h8 c6h1 h8g8 h1h7", + "MovesSAN": "Rh8+ Kxh8 Qh1+ Kg8 Qh7#", + "Themes": "attraction endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "rnb2rk1/5ppp/p7/3N3Q/3R4/2pK4/2P1BPqP/8 w - - 0 22", + "PGN": "1. e4 e5 2. Nf3 d6 3. Bc4 Be7 4. d4 exd4 5. Qxd4 Nf6 6. Nc3 O-O 7. Bg5 a6 8. O-O-O b5 9. Bd3 c5 10. Qe3 c4 11. Be2 Qa5 12. Bxf6 Bxf6 13. e5 dxe5 14. Nxe5 b4 15. Nd5 Bxe5 16. Qxe5 Qxa2 17. Rd4 Qa1+ 18. Kd2 Qxh1 19. Qh5 c3+ 20. bxc3 bxc3+ 21. Kd3 Qxg2 *", + "Moves": "d5e7 g8h8 h5h7 h8h7 d4h4", + "MovesSAN": "Ne7+ Kh8 Qxh7+ Kxh7 Rh4#", + "Themes": "anastasiaMate attraction long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r3r1k1/pp3pb1/2np1n2/4p1N1/1P2N3/P3P2Q/4KPPP/7q w - - 1 23", + "PGN": "1. d4 Nf6 2. Bf4 c5 3. dxc5 Qa5+ 4. Nd2 Qxc5 5. Ngf3 d6 6. e3 g6 7. a3 Bg7 8. Rb1 O-O 9. b4 Qc7 10. Bd3 e5 11. Bg5 h6 12. Bh4 g5 13. Bxg5 hxg5 14. Nxg5 Bg4 15. Be2 Bf5 16. Bh5 Bxc2 17. Qf3 Bxb1 18. Qh3 Qc1+ 19. Ke2 Qxh1 20. Bf3 Nc6 21. Be4 Bxe4 22. Ndxe4 Rfe8 *", + "Moves": "e4f6 g7f6 h3h7 g8f8 h7f7", + "MovesSAN": "Nxf6+ Bxf6 Qh7+ Kf8 Qxf7#", + "Themes": "kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "2k4r/ppp5/7p/4p1p1/5q2/3Q4/PP3PPP/3R2K1 w - - 0 22", + "PGN": "1. d4 e6 2. Nf3 d5 3. Bg5 Be7 4. Bxe7 Nxe7 5. e3 Nf5 6. Bd3 Nc6 7. O-O h6 8. Nbd2 g5 9. Bxf5 exf5 10. Ne5 Nxe5 11. dxe5 Qe7 12. c4 Qxe5 13. cxd5 Qxd5 14. Qc2 Be6 15. Rad1 O-O-O 16. Nb3 Qe5 17. Nc5 Rxd1 18. Rxd1 f4 19. exf4 Qxf4 20. Nxe6 fxe6 21. Qd3 e5 *", + "Moves": "d3d7 c8b8 d7d8 h8d8 d1d8", + "MovesSAN": "Qd7+ Kb8 Qd8+ Rxd8 Rxd8#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "r2kn2Q/2p2rR1/p2p2N1/3Pp3/2q3B1/7P/Pp3P2/1K6 w - - 0 32", + "PGN": "1. e4 g6 2. Nf3 Bg7 3. d4 d6 4. Nc3 Nc6 5. Be3 Bg4 6. Be2 e5 7. d5 Nce7 8. h3 Bd7 9. Qd2 f5 10. Bg5 Nf6 11. exf5 gxf5 12. Bh6 O-O 13. Bxg7 Kxg7 14. O-O-O Ng6 15. Ng5 Qe7 16. g3 h6 17. Nf3 a6 18. Rdg1 b5 19. g4 b4 20. gxf5 Bxf5 21. Nh4 Qd7 22. Rxg6+ Bxg6 23. Rg1 bxc3 24. Rxg6+ Kf7 25. Qxh6 Ke7 26. Rg7+ Rf7 27. Ng6+ Kd8 28. Bg4 cxb2+ 29. Kb1 Qb5 30. Qh8+ Ne8 31. c4 Qxc4 *", + "Moves": "h8e8 d8e8 g7g8 f7f8 g8f8", + "MovesSAN": "Qxe8+ Kxe8 Rg8+ Rf8 Rxf8#", + "Themes": "attraction long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "5k1B/1p3r1p/3p2p1/3P4/1Pq5/P6P/2r2PP1/Q3R1K1 w - - 9 31", + "PGN": "1. c4 Nf6 2. e3 g6 3. h3 Bg7 4. Nc3 O-O 5. d4 d6 6. Nf3 Nc6 7. a3 e5 8. d5 Ne7 9. e4 Nd7 10. Bd3 c6 11. O-O cxd5 12. cxd5 Nc5 13. b4 Nxd3 14. Qxd3 Bd7 15. Bg5 f6 16. Be3 f5 17. exf5 Bxf5 18. Qd2 e4 19. Nd4 Rc8 20. Nxf5 Bxc3 21. Nxe7+ Qxe7 22. Qa2 Bxa1 23. Qxa1 Rc2 24. Bxa7 Qc7 25. Bd4 e3 26. Bxe3 Qc4 27. Bd4 Rd2 28. Bh8 Rf7 29. Rc1 Rc2 30. Re1 Kf8 *", + "Moves": "h8g7 f7g7 a1f6 g7f7 f6h8", + "MovesSAN": "Bg7+ Rxg7 Qf6+ Rf7 Qh8#", + "Themes": "endgame exposedKing long mate mateIn3 sacrifice" + }, + { + "FEN": "7k/R5pp/4rp2/8/5K2/6P1/3r1PP1/8 w - - 0 39", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qe5+ 4. Nge2 Nc6 5. d4 Qe6 6. d5 Qd6 7. dxc6 Qxd1+ 8. Nxd1 bxc6 9. Ndc3 Ba6 10. Be3 Nf6 11. O-O-O e6 12. Nd4 Bxf1 13. Rhxf1 Bb4 14. Nxc6 Bxc3 15. bxc3 O-O 16. Bd4 Nd5 17. c4 Nb6 18. Ne7+ Kh8 19. Rd3 Nxc4 20. Rg3 f6 21. Re1 Rab8 22. Rxe6 Na3 23. Bb2 Nc4 24. Bc3 Na3 25. Nc6 Rb1+ 26. Kd2 Nc4+ 27. Kd3 Nd6 28. Re7 Rd1+ 29. Ke3 Nf5+ 30. Ke2 Rc1 31. Rxc7 Nxg3+ 32. hxg3 Rxc2+ 33. Bd2 Rxa2 34. Nd4 Rd8 35. Ke3 Ra5 36. Ne6 Re5+ 37. Kf4 Rxe6 38. Rxa7 Rxd2 *", + "Moves": "a7a8 d2d8 a8d8 e6e8 d8e8", + "MovesSAN": "Ra8+ Rd8 Rxd8+ Re8 Rxe8#", + "Themes": "backRankMate endgame long mate mateIn3 rookEndgame" + }, + { + "FEN": "R2R4/2p1rp1k/2p1b2p/8/4PB2/2P4P/p1P4K/r7 w - - 0 28", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nxc6 bxc6 6. Nc3 Bb4 7. Bd2 O-O 8. Bd3 Re8 9. f3 d5 10. Bg5 dxe4 11. Bxe4 Qxd1+ 12. Rxd1 Nxe4 13. fxe4 Bxc3+ 14. bxc3 Bg4 15. Rd4 Rab8 16. O-O Rb2 17. h3 Be6 18. Rf2 Rxa2 19. Rfd2 h6 20. Bf4 Re7 21. Rd8+ Kh7 22. g4 a5 23. Kh2 a4 24. g5 a3 25. gxh6 gxh6 26. Ra8 Ra1 27. Rdd8 a2 *", + "Moves": "d8h8 h7g6 a8g8 g6f6 h8h6", + "MovesSAN": "Rh8+ Kg6 Rag8+ Kf6 Rxh6#", + "Themes": "deflection endgame long mate mateIn3" + }, + { + "FEN": "r5k1/ppRQ1ppp/1r3q2/8/8/P3P3/5PPP/5RK1 w - - 4 21", + "PGN": "1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 c6 5. e3 Be7 6. Nf3 O-O 7. Rc1 Nbd7 8. a3 Re8 9. Bd3 dxc4 10. Bxc4 Nd5 11. Bxe7 Qxe7 12. Ba2 e5 13. dxe5 Nxe5 14. Nxe5 Qxe5 15. Nxd5 cxd5 16. Bxd5 Qxb2 17. Rc7 Be6 18. Bxe6 Rxe6 19. O-O Rb6 20. Qd7 Qf6 *", + "Moves": "c7c8 a8c8 d7c8 f6d8 c8d8", + "MovesSAN": "Rc8+ Rxc8 Qxc8+ Qd8 Qxd8#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "6rk/2R2Qpp/8/1p1p1p2/3Pp1n1/RPB1Pq2/5P2/4K3 b - - 0 33", + "PGN": "1. c4 c6 2. Nc3 d5 3. e3 Nf6 4. Nf3 a6 5. Be2 b5 6. cxb5 axb5 7. d4 Bf5 8. O-O e6 9. b3 Bb4 10. Bb2 Qa5 11. Qc1 O-O 12. Rd1 Nbd7 13. Bd3 Rfc8 14. a3 Bd6 15. Bxf5 exf5 16. Qd2 Ne4 17. Nxe4 fxe4 18. Ne1 Qc7 19. Rdc1 Bxh2+ 20. Kf1 Bd6 21. Nc2 f5 22. Nb4 Bxb4 23. Qxb4 Qh2 24. Qe7 Nf6 25. Qe6+ Kh8 26. Rxc6 Re8 27. Qf7 Qh1+ 28. Ke2 Qxg2 29. Rc7 Rg8 30. Bc3 Qf3+ 31. Ke1 Ng4 32. Ra2 Rxa3 33. Rxa3 *", + "Moves": "f3f2 e1d1 g4e3 d1c1 f2c2", + "MovesSAN": "Qxf2+ Kd1 Nxe3+ Kc1 Qc2#", + "Themes": "attackingF2F7 long mate mateIn3 middlegame" + }, + { + "FEN": "6k1/p3prb1/1p2P1Q1/8/3B4/P1P1p3/4q1PP/R5K1 b - - 0 32", + "PGN": "1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Bg7 5. Nc3 Nc6 6. Be3 d6 7. Bc4 Nxd4 8. Bxd4 Nf6 9. O-O O-O 10. Bb3 Bg4 11. f3 Be6 12. Bxe6 fxe6 13. Qd2 d5 14. e5 Nd7 15. f4 Bh6 16. Qe3 b6 17. Ne2 Qc7 18. c3 Rf7 19. Qh3 Bg7 20. Qxe6 Qb7 21. Qh3 Nc5 22. Rad1 Ne4 23. Ng3 Qa6 24. Nxe4 dxe4 25. a3 Qe2 26. Qe6 Qxb2 27. f5 Rf8 28. fxg6 hxg6 29. Rxf7 Rxf7 30. Qxg6 Qe2 31. Ra1 e3 32. e6 *", + "Moves": "e2f2 g1h1 f2f1 a1f1 f7f1", + "MovesSAN": "Qf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "2k2r2/pp1n2p1/2p2q2/8/1PP4p/PQ5P/R3rPPB/5RK1 b - - 3 26", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qe5+ 4. Be2 Bg4 5. d4 Bxe2 6. Ngxe2 Qa5 7. Bd2 e6 8. O-O Nf6 9. a3 Qh5 10. Bf4 c6 11. Bg3 Nbd7 12. Qd3 Be7 13. Nf4 Qa5 14. b4 Qb6 15. Ne4 Nxe4 16. Qxe4 Bd6 17. Nxe6 fxe6 18. Bxd6 O-O-O 19. Qxe6 Qxd4 20. Bg3 Rde8 21. Qb3 Re2 22. c3 Qf6 23. c4 h5 24. h3 h4 25. Bh2 Rf8 26. Ra2 *", + "Moves": "f6f2 f1f2 e2e1 f2f1 f8f1", + "MovesSAN": "Qxf2+ Rxf2 Re1+ Rf1 Rfxf1#", + "Themes": "kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "2r3k1/1p4pp/p2pp3/1b1P2q1/4P3/5Q1P/PP3RPK/8 w - - 0 26", + "PGN": "1. e4 e5 2. Nf3 d6 3. d4 Nc6 4. d5 Nce7 5. c4 Nf6 6. Be3 Ng6 7. Bd3 Be7 8. O-O O-O 9. Nc3 Nf4 10. Qd2 Nxd3 11. Qxd3 Ng4 12. h3 Nxe3 13. Qxe3 Bd7 14. Rac1 c6 15. Qd3 cxd5 16. cxd5 Rc8 17. Ne2 Bg5 18. Nxg5 Qxg5 19. Rxc8 Rxc8 20. f4 exf4 21. Nxf4 a6 22. Qf3 Bb5 23. Rf2 Rc1+ 24. Kh2 Rc8 25. Ne6 fxe6 *", + "Moves": "f3f7 g8h8 f7f8 c8f8 f2f8", + "MovesSAN": "Qf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "r1bq2kr/pppnb1pp/5n2/4N3/3p4/2P5/PP3PPP/RNBQ1RK1 w - - 1 10", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Bc4 d6 4. d4 exd4 5. O-O Be7 6. e5 dxe5 7. Bxf7+ Kxf7 8. Nxe5+ Kg8 9. c3 Nbd7 *", + "Moves": "d1b3 f6d5 b3d5 g8f8 d5f7", + "MovesSAN": "Qb3+ Nd5 Qxd5+ Kf8 Qf7#", + "Themes": "kingsideAttack long mate mateIn3 opening" + }, + { + "FEN": "5r2/p3Q3/1p4pk/n7/3P4/P4q2/1P4RP/4b2K w - - 4 30", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. c3 Nf6 4. Qc2 b6 5. Bc4 Be7 6. O-O O-O 7. Re1 Bb7 8. d4 exd4 9. cxd4 d5 10. exd5 Nxd5 11. a3 Bf6 12. Be3 Na5 13. Bd3 Nxe3 14. fxe3 Bxf3 15. gxf3 Qd5 16. Nd2 Bh4 17. Rf1 Qg5+ 18. Kh1 Qxe3 19. Bxh7+ Kh8 20. Rg1 g6 21. Rg2 Bf2 22. Bxg6 fxg6 23. Rd1 Rae8 24. Ne4 Qxf3 25. Rf1 Rxe4 26. Qxc7 Re1 27. Rxe1 Bxe1 28. Qe5+ Kh7 29. Qe7+ Kh6 *", + "Moves": "e7g5 h6h7 g5g6 h7h8 g6h6", + "MovesSAN": "Qg5+ Kh7 Qxg6+ Kh8 Qh6#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "1k3qr1/p1p5/1P2Q3/1R4Bp/3pP1nP/3P4/2P2rP1/1R4K1 b - - 0 27", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 h6 4. h3 Nf6 5. a3 Bc5 6. d3 d6 7. Nc3 Bd7 8. Na4 Qe7 9. Nxc5 dxc5 10. O-O O-O-O 11. b4 g5 12. bxc5 Qxc5 13. Be3 Qf8 14. Qb1 h5 15. Bxg5 Qg7 16. h4 Rdg8 17. Qb3 Nd4 18. Nxd4 exd4 19. Bxf7 Rf8 20. Be6 Bxe6 21. Qxe6+ Kb8 22. Rab1 Ng4 23. Rb5 Rhg8 24. Rfb1 b6 25. a4 Rxf2 26. a5 Qf8 27. axb6 *", + "Moves": "f2g2 g1g2 f8f2 g2h3 f2h2", + "MovesSAN": "Rxg2+ Kxg2 Qf2+ Kh3 Qh2#", + "Themes": "attraction kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "4r1k1/pb4pp/8/1Q6/4q3/2P1N3/PP4PP/4R2K b - - 2 26", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. Nc3 d6 4. d4 cxd4 5. Nxd4 e5 6. Nxc6 bxc6 7. Bc4 Be7 8. O-O Nf6 9. Kh1 O-O 10. Bg5 Nxe4 11. Bxe7 Qxe7 12. Nxe4 d5 13. Bxd5 cxd5 14. Qxd5 Bb7 15. Qd3 Rad8 16. Qe2 Qb4 17. Ng3 e4 18. c3 Qe7 19. Rfe1 f5 20. Rad1 Rxd1 21. Qxd1 f4 22. Nf1 e3 23. fxe3 Qe4 24. Qe2 fxe3 25. Nxe3 Re8 26. Qb5 *", + "Moves": "e4g2 e3g2 e8e1 b5f1 e1f1", + "MovesSAN": "Qxg2+ Nxg2 Rxe1+ Qf1 Rxf1#", + "Themes": "discoveredAttack endgame long mate mateIn3 pin sacrifice" + }, + { + "FEN": "3r1rk1/1b4p1/p3p1Qp/1p2P3/2pq4/P1R5/1P3PPP/1B3RK1 b - - 0 22", + "PGN": "1. e4 c5 2. c3 e6 3. d4 cxd4 4. cxd4 d5 5. e5 Nd7 6. Bb5 a6 7. Ba4 b5 8. Bb3 Bb4+ 9. Bd2 Bxd2+ 10. Nxd2 Ne7 11. Ngf3 O-O 12. O-O h6 13. a3 Nb6 14. Rc1 Nc4 15. Nxc4 dxc4 16. Ba2 Bb7 17. Bb1 Qb6 18. Rc3 Rad8 19. Qc2 Ng6 20. Nh4 Qxd4 21. Nxg6 fxg6 22. Qxg6 *", + "Moves": "d4f2 f1f2 d8d1 f2f1 d1f1", + "MovesSAN": "Qxf2+ Rxf2 Rd1+ Rf1 Rdxf1#", + "Themes": "clearance kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "4r2k/2p2p2/2p2rp1/3p2Q1/p2PqP2/P3B1Rp/1P2NP1P/6K1 b - - 3 34", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. O-O Nf6 5. Re1 O-O 6. c3 Re8 7. d4 exd4 8. cxd4 Bb4 9. Bd2 Nxe4 10. Rxe4 Rxe4 11. Bxc6 bxc6 12. Bxb4 a5 13. Nbd2 Re8 14. Bc3 Ba6 15. Nf1 Be2 16. Qd2 Bxf3 17. gxf3 a4 18. a3 Qf6 19. Qd3 d5 20. Ng3 Re6 21. Kh1 Rae8 22. Rg1 g6 23. Nh5 Qh4 24. Ng3 Rf6 25. Bd2 Kh8 26. Be3 Qh3 27. f4 Qg4 28. Qe2 Qh3 29. Qf3 h5 30. Qg2 Qe6 31. Ne2 h4 32. Qg5 h3 33. Rg3 Qe4+ 34. Kg1 *", + "Moves": "e4b1 e3c1 b1c1 e2c1 e8e1", + "MovesSAN": "Qb1+ Bc1 Qxc1+ Nxc1 Re1#", + "Themes": "long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "1rbR1nk1/2q2r1p/4p2P/1p2b3/4P3/PP2PQ2/1P4P1/5RK1 w - - 2 30", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 Ng4 7. h3 Nxe3 8. fxe3 g6 9. Bc4 Bg7 10. O-O O-O 11. Qf3 e6 12. Rad1 Qc7 13. Bb3 Nd7 14. h4 Ne5 15. Qg3 b5 16. a3 Bd7 17. h5 Rab8 18. Nce2 a5 19. Nf4 Rfe8 20. Qh4 a4 21. h6 Bh8 22. Nh5 gxh5 23. Qxh5 Ng6 24. Qf3 Bc8 25. Nf5 axb3 26. Nxd6 Rf8 27. cxb3 Be5 28. Nxf7 Rxf7 29. Rd8+ Nf8 *", + "Moves": "f3g4 g8h8 d8f8 f7f8 f1f8", + "MovesSAN": "Qg4+ Kh8 Rxf8+ Rxf8 Rxf8#", + "Themes": "deflection kingsideAttack long mate mateIn3 middlegame xRayAttack" + }, + { + "FEN": "3Q4/p4k1p/1p6/2p2PQ1/3p3P/4r1PK/PP1qr3/2R2R2 b - - 0 34", + "PGN": "1. c4 c5 2. Nc3 Nc6 3. e4 e5 4. d3 d6 5. g3 f5 6. Bg2 Nf6 7. Nge2 fxe4 8. Nxe4 Nxe4 9. Bxe4 Be7 10. O-O O-O 11. Be3 Bh3 12. Bg2 Bxg2 13. Kxg2 Nd4 14. Bxd4 exd4 15. f4 Qd7 16. h3 d5 17. Qb3 Qc6 18. cxd5 Qd6 19. f5 Kh8 20. Nf4 Bf6 21. Rae1 Rae8 22. Ne6 Rf7 23. Ng5 Rfe7 24. Ne4 Qa6 25. Rc1 b6 26. d6 Re5 27. Nxf6 gxf6 28. Qf7 Qxd3 29. Qxf6+ Kg8 30. h4 Re2+ 31. Kh3 R8e3 32. Qg5+ Kf7 33. d7 Qd2 34. d8=Q *", + "Moves": "e2h2 h3g4 d2e2 f1f3 e2f3", + "MovesSAN": "Rh2+ Kg4 Qe2+ Rf3 Qxf3#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "2bkr3/R2n1p2/1pBbq3/6p1/Q6p/B1P5/5PPP/3R1K2 b - - 5 25", + "PGN": "1. e4 c5 2. a3 Nc6 3. b4 cxb4 4. axb4 Nxb4 5. c3 Nc6 6. d4 d5 7. Na3 e5 8. exd5 Qxd5 9. Nb5 Kd8 10. Nf3 h6 11. Bd3 Nf6 12. O-O g5 13. Nxe5 Nxe5 14. dxe5 Nd7 15. Bb2 Rg8 16. Nxa7 b6 17. Re1 Bg7 18. Qc2 Qe6 19. Be4 Rxa7 20. Rxa7 Bxe5 21. Rd1 h5 22. Qa4 h4 23. Bc6 Bd6 24. Ba3 Re8 25. Kf1 *", + "Moves": "e6e2 f1g1 e2e1 d1e1 e8e1", + "MovesSAN": "Qe2+ Kg1 Qe1+ Rxe1 Rxe1#", + "Themes": "long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "3rk2r/1Q2bppp/p3p3/4P3/3N1n2/P4P1b/1P5P/3R2K1 w k - 1 25", + "PGN": "1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. d4 cxd4 5. Nf3 e6 6. cxd4 d6 7. Bc4 Nb6 8. Bd3 Nc6 9. O-O dxe5 10. dxe5 Be7 11. Qe2 Bd7 12. Rd1 Qc7 13. Nc3 a6 14. Bf4 Nb4 15. Rac1 Nxd3 16. Nd5 Nxd5 17. Rxc7 N3xf4 18. Qd2 Bb4 19. Qc2 Nxc7 20. Qxc7 Bc6 21. a3 Be7 22. Nd4 Bxg2 23. f3 Bh3 24. Qxb7 Rd8 *", + "Moves": "b7e7 e8e7 d4c6 e7f8 d1d8", + "MovesSAN": "Qxe7+ Kxe7 Nc6+ Kf8 Rxd8#", + "Themes": "attraction deflection discoveredAttack fork long master mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "1r4k1/Q4ppp/4p3/P2p4/2p5/1q4P1/7P/5R1K w - - 0 34", + "PGN": "1. e4 e6 2. d4 d5 3. e5 c5 4. Nf3 Nc6 5. Be2 Qb6 6. O-O cxd4 7. c3 Nge7 8. cxd4 Nf5 9. Nc3 Nfxd4 10. Be3 Nxf3+ 11. Bxf3 Qc7 12. b3 Nxe5 13. Bf4 Nxf3+ 14. Qxf3 Bd6 15. Bd2 Bd7 16. Kh1 a6 17. Rfe1 O-O 18. Rac1 Qd8 19. Qd3 Qh4 20. g3 Qf6 21. Ne2 Bc6 22. Kg1 Rac8 23. Nd4 Be5 24. Nxc6 Rxc6 25. Rxc6 bxc6 26. Qxa6 Bd4 27. Be3 Bxe3 28. fxe3 Qc3 29. Rf1 Qxe3+ 30. Kh1 c5 31. a4 Qxb3 32. a5 Rb8 33. Qa7 c4 *", + "Moves": "a7f7 g8h8 f7f8 b8f8 f1f8", + "MovesSAN": "Qxf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "r3r1k1/p1p2p1p/2Q3p1/8/8/2B1qP2/PP3nPP/1R3RK1 b - - 4 23", + "PGN": "1. d4 Nf6 2. e3 d5 3. Qd3 g6 4. Be2 Bf5 5. Qb5+ Nbd7 6. Qxb7 Bxc2 7. Bb5 Bg7 8. Bxd7+ Nxd7 9. Qxd5 O-O 10. Ne2 Bd3 11. Nf4 e6 12. Qc6 Bxb1 13. Rxb1 Nf6 14. O-O Re8 15. Bd2 e5 16. Ne2 exd4 17. Nxd4 Ne4 18. Bb4 Bxd4 19. exd4 Qxd4 20. Bc3 Qd3 21. f3 Qe3+ 22. Kh1 Nf2+ 23. Kg1 *", + "Moves": "f2h3 g1h1 e3g1 f1g1 h3f2", + "MovesSAN": "Nh3+ Kh1 Qg1+ Rxg1 Nf2#", + "Themes": "doubleCheck kingsideAttack long mate mateIn3 middlegame sacrifice smotheredMate" + }, + { + "FEN": "5r1k/p5bp/1p2B1p1/8/4Q3/1P6/q4PPP/3R2K1 b - - 2 25", + "PGN": "1. e4 Nf6 2. e5 Nd5 3. Nf3 d6 4. c4 Nb6 5. exd6 cxd6 6. d4 g6 7. Bd3 Bg7 8. Be3 O-O 9. O-O Bg4 10. Nbd2 Nc6 11. Be4 Nxc4 12. Nxc4 d5 13. Bd3 dxc4 14. Bxc4 Nxd4 15. Bxd4 Bxf3 16. Qxf3 Qxd4 17. b3 b6 18. Rad1 Qc5 19. Rd5 Qa3 20. Rfd1 Qxa2 21. Rd7 e6 22. Rxf7 Rxf7 23. Qxa8+ Rf8 24. Bxe6+ Kh8 25. Qe4 *", + "Moves": "a2f2 g1h1 f2f1 d1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "4rr1k/1p1R4/p2R1qpp/2p5/8/1P4PP/2Q2P2/1B4K1 b - - 1 33", + "PGN": "1. d4 e6 2. c4 Nf6 3. Nf3 Bb4+ 4. Bd2 Bxd2+ 5. Nbxd2 d5 6. g3 dxc4 7. Nxc4 O-O 8. Bg2 Nc6 9. O-O Ng4 10. h3 Nf6 11. Nfe5 Nxe5 12. Nxe5 Nd5 13. e4 Ne7 14. Qa4 f6 15. Nd3 e5 16. Rad1 exd4 17. Nc5 Nc6 18. Qc4+ Kh8 19. Nb3 a6 20. Nxd4 Nxd4 21. Rxd4 Qe7 22. Rc1 c6 23. Rcd1 Be6 24. Qc3 Bxa2 25. b3 Qf7 26. R4d3 h6 27. Qb2 f5 28. Qxa2 fxe4 29. Bxe4 Rae8 30. Rd7 Qf6 31. Bb1 c5 32. Qc2 g6 33. R1d6 *", + "Moves": "e8e1 g1h2 f6f2 c2f2 f8f2", + "MovesSAN": "Re1+ Kh2 Qxf2+ Qxf2 Rxf2#", + "Themes": "deflection long mate mateIn3 middlegame" + }, + { + "FEN": "r1b2bk1/p4ppp/1p1q4/2pP4/2B1r3/6P1/PP3QPP/3R1RK1 w - - 0 19", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nc3 c5 4. d5 exd5 5. cxd5 b6 6. e4 d6 7. Nf3 Nbd7 8. Bc4 Be7 9. O-O O-O 10. Qc2 Re8 11. Bf4 Bf8 12. Rad1 Nh5 13. Bg3 Nxg3 14. fxg3 Ne5 15. Nxe5 Rxe5 16. Qf2 Qe7 17. Nb5 Rxe4 18. Nxd6 Qxd6 *", + "Moves": "f2f7 g8h8 f7f8 d6f8 f1f8", + "MovesSAN": "Qxf7+ Kh8 Qxf8+ Qxf8 Rxf8#", + "Themes": "backRankMate deflection long mate mateIn3 middlegame" + }, + { + "FEN": "5r1k/PQN2q2/3p3p/4pn2/8/2PP4/5RPp/R6K b - - 0 33", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 d6 6. b4 Bb6 7. a4 a6 8. a5 Ba7 9. Qb3 O-O 10. Bg5 h6 11. Bh4 g5 12. Bg3 Nh5 13. Nbd2 Qf6 14. Bd5 g4 15. Bh4 Qg6 16. Ng1 Be6 17. Ne2 Rae8 18. b5 axb5 19. Qxb5 Nd8 20. Bxb7 f5 21. Bd5 fxe4 22. Nxe4 Qf7 23. Bxe6 Nxe6 24. O-O Nef4 25. Nxf4 Nxf4 26. Qb7 Ng6 27. Nf6+ Kh8 28. Nxe8 Nxh4 29. Nxc7 Bxf2+ 30. Kh1 g3 31. a6 Nf5 32. a7 gxh2 33. Rxf2 *", + "Moves": "f5g3 h1h2 f7h5 h2g1 h5h1", + "MovesSAN": "Ng3+ Kxh2 Qh5+ Kg1 Qh1#", + "Themes": "long master mate mateIn3 middlegame" + }, + { + "FEN": "8/1R4pp/6k1/2B1pN2/4P3/2PB1nPK/r7/8 b - - 8 35", + "PGN": "1. d4 f5 2. g3 Nf6 3. Bg2 e6 4. c4 Be7 5. Nf3 c6 6. c5 Na6 7. O-O Nc7 8. a3 Ncd5 9. Nc3 Nxc3 10. bxc3 O-O 11. a4 d6 12. cxd6 Bxd6 13. Qb3 Rb8 14. a5 b6 15. axb6 axb6 16. Ra7 c5 17. Rd1 Nd5 18. Ba3 f4 19. dxc5 bxc5 20. Qc4 fxg3 21. hxg3 Bb7 22. e4 Bxg3 23. fxg3 Ne3 24. Rxd8 Nxc4 25. Rxf8+ Kxf8 26. Bxc5+ Ke8 27. Nd4 e5 28. Nf5 Kf7 29. Bf1 Nd2 30. Nd6+ Kg6 31. Rxb7 Ra8 32. Bd3 Ra1+ 33. Kg2 Ra2 34. Kh3 Nf3 35. Nf5 *", + "Moves": "f3g5 h3h4 a2h2 h4g4 h7h5", + "MovesSAN": "Ng5+ Kh4 Rh2+ Kg4 h5#", + "Themes": "endgame long master mate mateIn3" + }, + { + "FEN": "2r1k2r/Q4ppp/5B2/1b6/4p3/1B2P3/P2q1PPP/R5KR b k - 0 22", + "PGN": "1. d4 e6 2. c4 d5 3. Nc3 c5 4. Nf3 cxd4 5. Nxd4 Nf6 6. e3 e5 7. Nf3 e4 8. Nd4 dxc4 9. Bxc4 Bb4 10. Qa4+ Nc6 11. Nxc6 Bxc3+ 12. bxc3 bxc6 13. Qxc6+ Bd7 14. Qd6 Rc8 15. Bb3 Rxc3 16. Bb2 Rc6 17. Qe5+ Qe7 18. Qb8+ Rc8 19. Qxa7 Qb4+ 20. Kf1 Bb5+ 21. Kg1 Qd2 22. Bxf6 *", + "Moves": "c8c1 a1c1 d2c1 b3d1 c1d1", + "MovesSAN": "Rc1+ Rxc1 Qxc1+ Bd1 Qxd1#", + "Themes": "backRankMate long mate mateIn3 middlegame" + }, + { + "FEN": "4rr1k/6b1/1p4R1/pP1Q3p/3P4/2P5/1P1q1PPP/5RK1 b - - 0 31", + "PGN": "1. e4 Nf6 2. Nc3 d5 3. exd5 Nxd5 4. Nf3 Nf6 5. Bc4 g6 6. d3 Bg7 7. Bg5 O-O 8. Qd2 Re8 9. O-O Nbd7 10. Rfe1 Nb6 11. Bb3 a5 12. a4 c6 13. Bh6 Bh8 14. Qg5 Nbd5 15. Nxd5 cxd5 16. Nd4 Ng4 17. Nb5 Nxh6 18. Qxh6 e6 19. c3 b6 20. d4 Ba6 21. Bc2 Bxb5 22. axb5 Qf6 23. Re3 Bg7 24. Qh3 h5 25. Rf3 Qg5 26. Rg3 Qd2 27. Bxg6 fxg6 28. Rxg6 Rf8 29. Qxe6+ Kh8 30. Rf1 Rae8 31. Qxd5 *", + "Moves": "d2f2 f1f2 e8e1 f2f1 e1f1", + "MovesSAN": "Qxf2+ Rxf2 Re1+ Rf1 Rexf1#", + "Themes": "long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r5k1/1p1b2pp/1pn1p3/3nP1B1/2q5/2P2Q2/PP4PP/5R1K w - - 6 20", + "PGN": "1. f4 e6 2. Nf3 Bc5 3. d4 Bb6 4. e4 d6 5. Bc4 Ne7 6. O-O d5 7. e5 dxc4 8. Kh1 O-O 9. c3 f6 10. Nh4 fxe5 11. fxe5 Nd5 12. Nd2 Qxh4 13. Nxc4 c5 14. dxc5 Qxc4 15. Rxf8+ Kxf8 16. cxb6 axb6 17. Bg5 Nc6 18. Qf3+ Kg8 19. Rf1 Bd7 *", + "Moves": "f3f7 g8h8 f7f8 a8f8 f1f8", + "MovesSAN": "Qf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate fork long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "5rk1/4p2p/2Qq2p1/1B1pb3/1p6/3RB3/P1P3PP/6K1 b - - 0 26", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Bc4 Bg7 7. Be3 O-O 8. O-O Nc6 9. Nf3 Bg4 10. Be2 Rc8 11. Nd4 Be6 12. Nxe6 fxe6 13. Qd2 a6 14. Rad1 b5 15. f4 b4 16. Nb1 Nxe4 17. Qd3 d5 18. Qxa6 Bxb2 19. Bb5 Qd6 20. Nd2 Nxd2 21. Rxd2 Bc3 22. Rd3 e5 23. fxe5 Rxf1+ 24. Kxf1 Rf8+ 25. Kg1 Bxe5 26. Qxc6 *", + "Moves": "e5h2 g1h1 f8f1 e3g1 f1g1", + "MovesSAN": "Bxh2+ Kh1 Rf1+ Bg1 Rxg1#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "1rk3r1/pb6/4pp1q/Q1p5/2Bp4/6P1/PRP2P1P/5RK1 b - - 4 27", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nxc6 bxc6 6. Nc3 e6 7. Bg5 d5 8. e5 h6 9. exf6 hxg5 10. fxg7 Bxg7 11. Qd2 Bb7 12. Be2 Qc7 13. Qxg5 Bxc3+ 14. bxc3 Qa5 15. O-O Qxc3 16. Bd3 Qc5 17. Rab1 Rb8 18. Qg7 Qf8 19. Qe5 Kd7 20. Rb2 f6 21. Qg3 Rg8 22. Qf3 c5 23. Bb5+ Kc7 24. Qa3 d4 25. g3 Qh6 26. Qa5+ Kc8 27. Bc4 *", + "Moves": "h6h2 g1h2 g8h8 h2g1 h8h1", + "MovesSAN": "Qxh2+ Kxh2 Rh8+ Kg1 Rh1#", + "Themes": "attraction kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "6k1/3nbrpp/2q2pN1/4pP2/2p5/4P1RQ/2r3PP/2B2RK1 w - - 2 25", + "PGN": "1. f4 d5 2. Nf3 c5 3. e3 Nc6 4. Bb5 Bg4 5. b3 Qb6 6. Bxc6+ Qxc6 7. O-O Nf6 8. Bb2 e6 9. d3 Be7 10. Nbd2 O-O 11. Qe1 Bxf3 12. Nxf3 Nd7 13. Qg3 f6 14. Nh4 b5 15. Qh3 a5 16. Rf3 a4 17. Raf1 axb3 18. axb3 Ra2 19. Bc1 Rxc2 20. Rg3 c4 21. bxc4 bxc4 22. f5 e5 23. dxc4 dxc4 24. Ng6 Rf7 *", + "Moves": "h3h7 g8h7 g3h3 h7g8 h3h8", + "MovesSAN": "Qxh7+ Kxh7 Rh3+ Kg8 Rh8#", + "Themes": "attraction kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "rn4k1/pR3rpp/2p5/8/6B1/8/PPPq1PPP/4R1K1 w - - 0 24", + "PGN": "1. e3 d5 2. Nc3 e5 3. Nf3 e4 4. Ne5 Qf6 5. d4 exd3 6. Nxd3 Be6 7. Be2 Bd6 8. O-O Ne7 9. e4 dxe4 10. Nxe4 Qd4 11. Nxd6+ Qxd6 12. Bg4 Bd5 13. Bf4 Qc6 14. Nb4 Qc4 15. Nxd5 Nxd5 16. Re1+ Ne7 17. Qf3 c6 18. Re4 Qd5 19. Rae1 O-O 20. Rxe7 Qc5 21. Rxb7 Qa5 22. Bd2 Qxd2 23. Qxf7+ Rxf7 *", + "Moves": "e1e8 f7f8 g4e6 g8h8 e8f8", + "MovesSAN": "Re8+ Rf8 Be6+ Kh8 Rxf8#", + "Themes": "deflection long mate mateIn3 middlegame" + }, + { + "FEN": "r1b4Q/p2k4/2n1R1p1/1B1p1pN1/3P4/8/PPP2qP1/1K6 b - - 0 34", + "PGN": "1. d4 g6 2. e4 Bg7 3. Nf3 e6 4. Nc3 f6 5. Bd3 Ne7 6. Be3 O-O 7. Qd2 c6 8. h4 d5 9. Bh6 dxe4 10. Bxe4 f5 11. Bd3 Nd7 12. Bxg7 Kxg7 13. h5 Rh8 14. hxg6 hxg6 15. O-O-O b5 16. Rxh8 Qxh8 17. Ng5 Nf6 18. Re1 Qg8 19. Ne2 Ne8 20. Nf4 Nc7 21. Qb4 Kf6 22. Nf3 Ncd5 23. Nxd5+ cxd5 24. Qxb5 Qh8 25. Qc5 Bb7 26. Qd6 Bc8 27. Ne5 Qh6+ 28. Kb1 Qd2 29. Nf3 Qxf2 30. Qe5+ Kf7 31. Ng5+ Ke8 32. Qh8+ Kd7 33. Bb5+ Nc6 34. Rxe6 *", + "Moves": "f2g1 b5f1 g1f1 e6e1 f1e1", + "MovesSAN": "Qg1+ Bf1 Qxf1+ Re1 Qxe1#", + "Themes": "backRankMate long mate mateIn3 middlegame" + }, + { + "FEN": "5r1k/1pp3b1/1n2Q1P1/pN6/P4P2/2P5/1P1K4/q7 w - - 2 35", + "PGN": "1. Nc3 g6 2. e4 Bg7 3. Bc4 d6 4. Nf3 Nd7 5. Ng5 Nh6 6. d3 O-O 7. h4 e5 8. Nf3 Nb6 9. Bb3 Be6 10. Bxe6 fxe6 11. Ng5 Qf6 12. f3 d5 13. exd5 exd5 14. a4 a5 15. Qe2 Nf5 16. Rh3 h6 17. Nb5 hxg5 18. Bxg5 Qc6 19. c3 e4 20. dxe4 dxe4 21. f4 e3 22. h5 Rad8 23. hxg6 Rd2 24. Qh5 Rfd8 25. Bxd8 Rxd8 26. Qxf5 Rf8 27. Qh5 Rd8 28. Qf5 Rf8 29. Qd3 Qxg2 30. Rxe3 Qg1+ 31. Qf1 Qxe3+ 32. Qe2 Qg1+ 33. Kd2 Qxa1 34. Qe6+ Kh8 *", + "Moves": "e6h3 g7h6 h3h6 h8g8 h6h7", + "MovesSAN": "Qh3+ Bh6 Qxh6+ Kg8 Qh7#", + "Themes": "endgame exposedKing fork long mate mateIn3" + }, + { + "FEN": "r5k1/5ppp/p5r1/4p3/2Q1P1q1/2P1B1P1/PP5P/5RK1 w - - 3 27", + "PGN": "1. d4 d5 2. Bf4 c5 3. e3 Nc6 4. Nf3 Bf5 5. c3 c4 6. Qa4 a6 7. Ne5 Qc8 8. Nxc6 bxc6 9. Nd2 Nf6 10. g3 Ne4 11. Nxe4 Bxe4 12. Rg1 e6 13. Bg2 Bd3 14. f3 Be7 15. e4 O-O 16. Rd1 Re8 17. Bf1 Bxf1 18. Rxf1 c5 19. Be3 cxd4 20. Rxd4 Bc5 21. Kf2 Bxd4 22. Bxd4 e5 23. Be3 dxe4 24. fxe4 Qg4 25. Qxc4 Re6 26. Kg1 Rg6 *", + "Moves": "c4f7 g8h8 f7f8 a8f8 f1f8", + "MovesSAN": "Qxf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "3Q4/q2R1pkp/6p1/pp2rr2/8/P7/1P3PPP/5RK1 b - - 4 28", + "PGN": "1. e4 g6 2. d4 d6 3. Nf3 Bg7 4. Nc3 a6 5. Bd3 b5 6. a3 Bb7 7. Be3 Nd7 8. O-O Rc8 9. Rb1 c5 10. dxc5 Nxc5 11. Bxc5 Rxc5 12. Re1 Nh6 13. Nd5 Bxd5 14. exd5 O-O 15. Be4 a5 16. Qe2 Qb6 17. c3 Rc4 18. Nd4 Bxd4 19. cxd4 Rxd4 20. Bf3 Nf5 21. Bg4 Rxd5 22. Bxf5 Rxf5 23. Rf1 Rc8 24. Qxe7 Rcc5 25. Rbd1 Rce5 26. Qxd6 Qa7 27. Qd8+ Kg7 28. Rd7 *", + "Moves": "a7f2 f1f2 e5e1 f2f1 e1f1", + "MovesSAN": "Qxf2+ Rxf2 Re1+ Rf1 Rexf1#", + "Themes": "endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "2k2r2/1pp2q2/3b4/1P2p3/3pN1p1/3P2Pn/2PBR1QP/5R1K b - - 0 38", + "PGN": "1. Nf3 d5 2. g3 Nc6 3. Bg2 e5 4. d3 Be6 5. O-O Qd7 6. Nbd2 O-O-O 7. e4 d4 8. Re1 f6 9. b3 g5 10. Bb2 h5 11. Nf1 h4 12. Qd2 hxg3 13. fxg3 Bh3 14. Qe2 Qh7 15. a3 Bxg2 16. Qxg2 g4 17. Nh4 Nge7 18. Nd2 Ng6 19. Nf5 Nce7 20. Nxe7+ Bxe7 21. Rf1 Qh6 22. Rf2 Nf8 23. Raf1 Ne6 24. Re2 Ng5 25. Rfe1 Rhf8 26. Bc1 Nh3+ 27. Kh1 Qg6 28. Nf1 f5 29. exf5 Rxf5 30. Nd2 Bd6 31. Ne4 Rdf8 32. a4 Bb4 33. Bd2 Bd6 34. Rb1 a6 35. b4 Qf7 36. b5 axb5 37. axb5 Rf1+ 38. Rxf1 *", + "Moves": "f7f1 g2f1 f8f1 h1g2 f1g1", + "MovesSAN": "Qxf1+ Qxf1 Rxf1+ Kg2 Rg1#", + "Themes": "hookMate kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "r3r2k/1R4Rp/8/p7/2pP4/4n3/2q3PP/5Q1K w - - 3 27", + "PGN": "1. d4 d5 2. Nc3 Nf6 3. e3 e6 4. Bd3 Be7 5. Nge2 O-O 6. O-O Nbd7 7. f4 a6 8. f5 c5 9. Ng3 c4 10. Be2 b5 11. a3 Bb7 12. Bf3 a5 13. Nxb5 exf5 14. Nxf5 Ne4 15. Nxe7+ Qxe7 16. Nc3 Nxc3 17. bxc3 Nf6 18. a4 Rfe8 19. Ba3 Qxe3+ 20. Kh1 Qxc3 21. Rb1 Qxa3 22. Rxb7 Qxa4 23. Bxd5 Nxd5 24. Rfxf7 Qxc2 25. Rxg7+ Kh8 26. Qf1 Ne3 *", + "Moves": "g7g8 e8g8 f1f6 g8g7 f6g7", + "MovesSAN": "Rg8+ Rxg8 Qf6+ Rg7 Qxg7#", + "Themes": "long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r5k1/1pQ2rpp/2p5/3p4/1P4b1/2q5/P5P1/5RK1 w - - 0 28", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. c3 Qf6 6. Be3 Nge7 7. Bc4 O-O 8. O-O Ne5 9. Be2 c6 10. b4 Bb6 11. Nd2 d5 12. f4 N5g6 13. e5 Qh4 14. N2f3 Qg4 15. h3 Qg3 16. Qd2 Bxh3 17. Rf2 Nf5 18. Nxf5 Bxf5 19. Bxb6 axb6 20. Qe3 Qxf4 21. Qxb6 Nxe5 22. Nxe5 Qxe5 23. Re1 Bc8 24. Ref1 Qxc3 25. Qc7 Be6 26. Bg4 Bxg4 27. Rxf7 Rxf7 *", + "Moves": "c7f7 g8h8 f7f8 a8f8 f1f8", + "MovesSAN": "Qxf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "4r1k1/1pq3p1/p3p2p/5p2/3R4/P6Q/1P2RPPP/6K1 b - - 0 25", + "PGN": "1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 Bf5 5. e3 e6 6. cxd5 cxd5 7. Bd3 Bxd3 8. Qxd3 a6 9. Bd2 Bd6 10. O-O O-O 11. a3 Nc6 12. Rfe1 Re8 13. e4 dxe4 14. Nxe4 Nxe4 15. Qxe4 Qd7 16. Ng5 f5 17. Qh4 h6 18. Nf3 Rad8 19. Rad1 Be7 20. Qh3 Bf6 21. Bc3 Qc7 22. Re2 Nxd4 23. Nxd4 Bxd4 24. Bxd4 Rxd4 25. Rxd4 *", + "Moves": "c7c1 d4d1 c1d1 e2e1 d1e1", + "MovesSAN": "Qc1+ Rd1 Qxd1+ Re1 Qxe1#", + "Themes": "endgame fork long mate mateIn3" + }, + { + "FEN": "1bq3k1/1p3ppp/2p4r/p1Pp4/1P1N4/P3P2b/5QP1/R4R1K w - - 0 33", + "PGN": "1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. Nf3 Bc5 5. e3 Nc6 6. h3 Ngxe5 7. Nc3 O-O 8. Be2 Re8 9. O-O a5 10. a3 Ra6 11. Nd5 Nxf3+ 12. Bxf3 Ne5 13. b3 Nxf3+ 14. Qxf3 Rg6 15. Bb2 d6 16. Nf4 Rf6 17. Bxf6 Qxf6 18. Nd5 Qd8 19. Rfb1 c6 20. Nc3 Re6 21. Ne4 Ba7 22. b4 Bb8 23. Rd1 Rg6 24. Ng3 Be6 25. c5 d5 26. Ne2 Qc8 27. Kh1 Rf6 28. Qh5 Rxf2 29. Nd4 Bd7 30. Qh4 Rf6 31. Rf1 Rh6 32. Qf2 Bxh3 *", + "Moves": "f2f7 g8h8 f7f8 c8f8 f1f8", + "MovesSAN": "Qxf7+ Kh8 Qf8+ Qxf8 Rxf8#", + "Themes": "backRankMate long mate mateIn3 middlegame" + }, + { + "FEN": "8/1p2k2r/4p3/1p1pKp1r/2pP3P/P1P1P2R/1P5R/8 b - - 3 43", + "PGN": "1. d4 d5 2. Nf3 Nf6 3. Bf4 c5 4. e3 Nc6 5. c3 Qb6 6. Qb3 c4 7. Qxb6 axb6 8. Be2 Bf5 9. Nbd2 Rc8 10. h3 e6 11. Ne5 Nxe5 12. Bxe5 Ne4 13. Nxe4 Bxe4 14. f3 Bg6 15. Kf2 f6 16. Bh2 Be7 17. g4 O-O 18. h4 h5 19. gxh5 Bxh5 20. Rhg1 Kf7 21. f4 Bxe2 22. Kxe2 Rh8 23. Bg3 f5 24. Rh1 Rh5 25. Rh3 Rch8 26. Rah1 b5 27. a3 R8h6 28. Kf3 Rg6 29. Bf2 Rg4 30. R1h2 Rg6 31. Rg2 Rgh6 32. Rgh2 g5 33. fxg5 Bxg5 34. Bg3 Be7 35. Bf4 Rh8 36. Bg3 Ke8 37. Be5 R8h7 38. Bg3 Kd7 39. Bf2 Kc6 40. Bg3 Bd6 41. Bxd6 Kxd6 42. Kf4 Ke7 43. Ke5 *", + "Moves": "f5f4 e5f4 h5f5 f4g4 h7g7", + "MovesSAN": "f4+ Kxf4 Rf5+ Kg4 Rg7#", + "Themes": "attraction discoveredAttack endgame long mate mateIn3 rookEndgame" + }, + { + "FEN": "4r1k1/ppr2ppp/1np1P3/3p4/q7/2P5/PP4PP/4RR1K w - - 0 28", + "PGN": "1. e4 d6 2. Nf3 Nf6 3. d3 c6 4. Be2 e5 5. O-O Qc7 6. c3 Be7 7. Bg5 O-O 8. Nbd2 Nbd7 9. Nh4 Nc5 10. Nf5 Bxf5 11. exf5 Qd7 12. f4 Qxf5 13. Bxf6 Bxf6 14. fxe5 Qxe5 15. d4 Qe3+ 16. Kh1 Nd7 17. Bg4 Nb6 18. Nf3 Rfe8 19. Qc2 Qe2 20. Qb3 Qc4 21. Qa3 d5 22. Ne5 Bxe5 23. dxe5 Qxg4 24. Rae1 Qa4 25. Qd6 Rad8 26. Qc7 Rd7 27. e6 Rxc7 *", + "Moves": "e6f7 c7f7 e1e8 f7f8 f1f8", + "MovesSAN": "exf7+ Rxf7 Rxe8+ Rf8 Rfxf8#", + "Themes": "advancedPawn discoveredAttack endgame fork long mate mateIn3" + }, + { + "FEN": "kr6/p2Q4/5R2/P2p4/4p1p1/6P1/5PKP/3q4 b - - 2 39", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. cxd4 Bb4+ 7. Nc3 Nxe4 8. O-O Bxc3 9. d5 Bf6 10. Re1 Ne7 11. Rxe4 d6 12. Bg5 Bxg5 13. Nxg5 h6 14. Qe2 hxg5 15. Re1 Be6 16. dxe6 f6 17. Re3 c6 18. Qc2 Qc7 19. g3 O-O-O 20. b4 d5 21. Bf1 Kb8 22. Rc3 Rc8 23. a4 Qd6 24. Qb1 Rh6 25. Bg2 f5 26. Rc5 g4 27. Rec1 Rxe6 28. b5 Ka8 29. a5 Rb8 30. Qa1 Re1+ 31. Rxe1 Qxc5 32. Qxg7 Nc8 33. bxc6 bxc6 34. Qd7 Nd6 35. Re6 Ne4 36. Bxe4 Qc1+ 37. Kg2 fxe4 38. Rxc6 Qd1 39. Rf6 *", + "Moves": "d1f3 f6f3 e4f3 g2f1 b8b1", + "MovesSAN": "Qf3+ Rxf3 exf3+ Kf1 Rb1#", + "Themes": "endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "8/1p6/p1bB4/1k6/6R1/P5K1/r7/8 w - - 18 82", + "PGN": "1. d4 d5 2. c4 e5 3. dxe5 d4 4. Nf3 Nc6 5. Bf4 Bb4+ 6. Nbd2 Bf5 7. Qa4 d3 8. e3 Be4 9. a3 Bxd2+ 10. Nxd2 Bf5 11. e4 Be6 12. Rd1 Ne7 13. Nf3 O-O 14. Rxd3 Qc8 15. Be2 Ng6 16. Be3 Ngxe5 17. Nxe5 Nxe5 18. Rd2 Rd8 19. O-O Rd6 20. Rxd6 cxd6 21. Rd1 Nxc4 22. Bxc4 Qxc4 23. Qxc4 Bxc4 24. Rxd6 Re8 25. f3 h6 26. Kf2 a6 27. Bd4 Bb5 28. Bc3 Bc6 29. g3 Kf8 30. Bb4 Kg8 31. Bc3 g6 32. h4 h5 33. Ke3 Kf8 34. Bb4 Kg8 35. Kf4 Kg7 36. Bc3+ Kf8 37. g4 hxg4 38. Kxg4 f5+ 39. exf5 gxf5+ 40. Kxf5 Bxf3 41. Bb4 Kf7 42. Rd7+ Kg8 43. Kf4 Bc6 44. Re7 Rf8+ 45. Kg5 Rf3 46. Rc7 Rg3+ 47. Kf4 Rf3+ 48. Kg4 Rf6 49. Kg5 Rf1 50. Bc3 Rg1+ 51. Kf4 Rf1+ 52. Kg3 Rf3+ 53. Kg4 Rf1 54. Rc8+ Kf7 55. Bb4 Rg1+ 56. Kf4 Rf1+ 57. Kg3 Rg1+ 58. Kf2 Rg2+ 59. Ke3 Rxb2 60. Rf8+ Kg6 61. Rg8+ Kh7 62. Rb8 Rb3+ 63. Kf4 Rh3 64. Kg5 Rg3+ 65. Kf4 Rf3+ 66. Kg4 Re3 67. Rd8 Re4+ 68. Kg3 Kg6 69. Rd6+ Kh5 70. Rf6 Re3+ 71. Kf2 Rh3 72. Rf5+ Kxh4 73. Be7+ Kg4 74. Rg5+ Kf4 75. Bd6+ Ke4 76. Rg4+ Kd3 77. Rg5 Rf3+ 78. Kg2 Kc4 79. Kh2 Rf2+ 80. Kg3 Ra2 81. Rg4+ Kb5 *", + "Moves": "g4b4 b5a5 d6c7 b7b6 c7b6", + "MovesSAN": "Rb4+ Ka5 Bc7+ b6 Bxb6#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "2r1kr2/pQ1b2pp/8/3pN3/3Pn2q/8/PP3PPP/RN3RK1 b - - 2 17", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. cxd4 Bb4+ 7. Bd2 Nxe4 8. Bxb4 Nxb4 9. Bxf7+ Kxf7 10. Qb3+ d5 11. Ne5+ Ke8 12. Qxb4 Qh4 13. O-O Rf8 14. Qb5+ c6 15. Nxc6 Bd7 16. Qxb7 Rc8 17. Ne5 *", + "Moves": "h4f2 f1f2 c8c1 f2f1 c1f1", + "MovesSAN": "Qxf2+ Rxf2 Rc1+ Rf1 Rcxf1#", + "Themes": "kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "rnb2bkr/pppp2pp/8/4N3/5P1q/2P3n1/PP1P3P/RNBQK2R w KQ - 0 9", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Bc4 Nxe4 4. Bxf7+ Kxf7 5. Nxe5+ Kg8 6. c3 Qf6 7. f4 Qh4+ 8. g3 Nxg3 *", + "Moves": "d1b3 d7d5 b3d5 c8e6 d5e6", + "MovesSAN": "Qb3+ d5 Qxd5+ Be6 Qxe6#", + "Themes": "kingsideAttack long mate mateIn3 opening" + }, + { + "FEN": "4r3/pb3k2/3q2p1/6Q1/3p4/P2Br3/1PP3PP/R5RK b - - 0 30", + "PGN": "1. e4 d6 2. d4 Nf6 3. Nc3 c6 4. f4 Qa5 5. Bd3 e5 6. Nf3 Nbd7 7. Bd2 Qc7 8. O-O Be7 9. Kh1 O-O 10. Qe1 b5 11. a3 Bb7 12. dxe5 dxe5 13. fxe5 Nxe5 14. Nxe5 Qxe5 15. Bf4 Qh5 16. e5 Nd5 17. Nxd5 cxd5 18. Bxb5 d4 19. Bd3 Rac8 20. e6 Bf6 21. exf7+ Rxf7 22. Qg3 Re7 23. Bd6 Re3 24. Qf2 Rce8 25. Qf4 Qd5 26. Rg1 Bg5 27. Qf5 Qxd6 28. Qxh7+ Kf7 29. Qh5+ g6 30. Qxg5 *", + "Moves": "d6h2 h1h2 e8h8 g5h4 h8h4", + "MovesSAN": "Qxh2+ Kxh2 Rh8+ Qh4 Rxh4#", + "Themes": "attraction long master masterVsMaster mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "4r1k1/pp5p/6p1/8/8/2P3B1/PP1q1PPR/Q3NK2 b - - 2 30", + "PGN": "1. d4 e6 2. Bf4 d6 3. Nf3 g6 4. e3 Bg7 5. Nc3 Nf6 6. e4 O-O 7. e5 dxe5 8. dxe5 Nh5 9. Bg5 Qe8 10. Ne4 Nc6 11. Nf6+ Nxf6 12. exf6 Bxf6 13. Bxf6 Nb4 14. h4 Qc6 15. c3 Qe4+ 16. Be2 Nc2+ 17. Kf1 Nxa1 18. Qxa1 e5 19. h5 Qc2 20. hxg6 fxg6 21. Bxe5 Re8 22. Bc4+ Be6 23. Bxe6+ Rxe6 24. Bxc7 Qd3+ 25. Kg1 Rae8 26. Bf4 Qc2 27. Rh2 Re2 28. Bg3 Re1+ 29. Nxe1 Qd2 30. Kf1 *", + "Moves": "d2e2 f1g1 e2e1 a1e1 e8e1", + "MovesSAN": "Qe2+ Kg1 Qxe1+ Qxe1 Rxe1#", + "Themes": "backRankMate deflection endgame long mate mateIn3" + }, + { + "FEN": "5rk1/1pq2p2/p5p1/3Q2Pp/4P1bP/2PB4/2PK4/RR6 b - - 0 26", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 Nf6 4. Nc3 cxd4 5. Nxd4 g6 6. Be3 Bg7 7. Qd2 Nc6 8. O-O-O O-O 9. f3 a6 10. Kb1 Nxd4 11. Bxd4 Be6 12. g4 Rc8 13. h4 h5 14. g5 Nd7 15. Bxg7 Kxg7 16. Qd4+ Ne5 17. f4 Qa5 18. fxe5 Rxc3 19. exd6+ Kg8 20. bxc3 Qxa2+ 21. Kc1 exd6 22. Kd2 Qa5 23. Bd3 Bg4 24. Ra1 Qc7 25. Rhb1 d5 26. Qxd5 *", + "Moves": "c7f4 d2e1 f4e3 d3e2 e3e2", + "MovesSAN": "Qf4+ Ke1 Qe3+ Be2 Qxe2#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "3k2r1/pp2pQ2/3p3p/2pPP3/2P2P2/P3q2P/R6K/5R2 b - - 0 27", + "PGN": "1. c4 g6 2. Nc3 Bg7 3. Nf3 d6 4. d4 Nf6 5. Bg5 Nbd7 6. e3 h6 7. Bh4 g5 8. Bg3 Nh5 9. Qc2 c5 10. d5 Nxg3 11. hxg3 Ne5 12. Nxe5 Bxe5 13. f4 Bg7 14. Bd3 Qa5 15. O-O Bd7 16. a3 Bxc3 17. bxc3 O-O-O 18. e4 Rdg8 19. e5 gxf4 20. gxf4 Rg3 21. Bf5 Qxc3 22. Bxd7+ Kxd7 23. Qf5+ Kd8 24. Qxf7 Rhg8 25. Ra2 Qe3+ 26. Kh2 Rh3+ 27. gxh3 *", + "Moves": "e3g3 h2h1 g3h3 a2h2 h3f1", + "MovesSAN": "Qg3+ Kh1 Qxh3+ Rh2 Qxf1#", + "Themes": "deflection endgame fork long master mate mateIn3" + }, + { + "FEN": "5r1k/p3Npbp/3p1Pp1/8/1p2PQP1/2r4P/q1P2Rn1/6K1 w - - 0 29", + "PGN": "1. e4 d6 2. Nf3 Nf6 3. Nc3 g6 4. g3 Bg7 5. Bg2 O-O 6. O-O c5 7. Ne1 Nc6 8. f4 Bg4 9. Nf3 Nd4 10. h3 Nxf3+ 11. Rxf3 Bxf3 12. Qxf3 Rb8 13. d3 b5 14. g4 b4 15. Ne2 Qc7 16. Be3 Nd7 17. Rc1 Bxb2 18. Rb1 Bg7 19. f5 Ne5 20. Qg3 Qa5 21. d4 Qxa2 22. Rf1 cxd4 23. Nxd4 Rbc8 24. Rf2 Rc3 25. Qf4 Nc4 26. Nc6 Nxe3 27. Nxe7+ Kh8 28. f6 Nxg2 *", + "Moves": "f6g7 h8g7 f4f6 g7h6 e7f5", + "MovesSAN": "fxg7+ Kxg7 Qf6+ Kh6 Nf5#", + "Themes": "advancedPawn attraction kingsideAttack long mate mateIn3 middlegame pin" + }, + { + "FEN": "1r3r2/2p2pk1/3p2p1/3P2Rn/ppB4q/3Q1P2/PPP5/1K4R1 w - - 0 24", + "PGN": "1. e4 d6 2. d4 g6 3. Nc3 Bg7 4. Nge2 a6 5. Be3 Nc6 6. Qd2 e5 7. O-O-O exd4 8. Nxd4 Bd7 9. Nxc6 Bxc6 10. Bd4 Nf6 11. f3 O-O 12. Kb1 b5 13. g4 b4 14. Nd5 Bxd5 15. exd5 a5 16. Bc4 Rb8 17. h4 h5 18. gxh5 Nxh5 19. Bxg7 Kxg7 20. Rhg1 Qf6 21. Rg5 a4 22. Rdg1 Qf4 23. Qd3 Qxh4 *", + "Moves": "g5g6 f7g6 d3g6 g7h8 g6h6", + "MovesSAN": "Rxg6+ fxg6 Qxg6+ Kh8 Qh6#", + "Themes": "long master mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "2r5/pp3k1r/3p2p1/3Np1Q1/4P3/1n3P2/2q3P1/5RK1 w - - 2 30", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nf5 Nf6 6. Nc3 Bb4 7. Nxg7+ Kf8 8. Bh6 Kg8 9. Qf3 d6 10. Qg3 Bg4 11. f3 Nd4 12. h3 Nxc2+ 13. Kd2 Nxa1 14. hxg4 Bxc3+ 15. bxc3 Qa5 16. Bc4 Qa3 17. Rb1 Rc8 18. Bb3 Nxb3+ 19. Ke1 Qxa2 20. Rd1 Qc2 21. g5 Qxc3+ 22. Kf1 Qc4+ 23. Kg1 Nh5 24. Nxh5 f6 25. Nxf6+ Kf7 26. Nd5 Qc2 27. g6+ hxg6 28. Rf1 Rxh6 29. Qg5 Rh7 *", + "Moves": "g5e7 f7g8 d5f6 g8h8 e7h7", + "MovesSAN": "Qe7+ Kg8 Nf6+ Kh8 Qxh7#", + "Themes": "fork long mate mateIn3 middlegame" + }, + { + "FEN": "5r1k/ppp1R2p/3p4/7Q/8/8/P1q2PPP/4R1K1 b - - 1 27", + "PGN": "1. e4 g6 2. Nf3 Bg7 3. d4 Nc6 4. Nc3 d6 5. Be3 Bg4 6. Be2 e5 7. dxe5 Nxe5 8. Nxe5 Bxe2 9. Qxe2 Bxe5 10. O-O Ne7 11. Rad1 f5 12. exf5 Nxf5 13. Nd5 O-O 14. Bf4 Re8 15. Qg4 Bxf4 16. Nxf4 Re4 17. Qf3 Qe7 18. Nd5 Qe5 19. Qxe4 Qxb2 20. Ne7+ Kf7 21. Nxf5 gxf5 22. Qxf5+ Kg7 23. Rde1 Rf8 24. Re7+ Kg8 25. Qg5+ Kh8 26. Qh5 Qxc2 27. Rfe1 *", + "Moves": "c2f2 g1h1 f2f1 e1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "5rk1/p5p1/3Np2p/4P3/Q7/8/3q1PPP/R5K1 b - - 0 28", + "PGN": "1. d4 d5 2. c4 dxc4 3. e4 Be6 4. Qa4+ c6 5. Bxc4 Bxc4 6. Qxc4 e6 7. Nf3 Nf6 8. Bg5 h6 9. Bh4 Be7 10. e5 Ne4 11. Bxe7 Qxe7 12. Nc3 Nxc3 13. bxc3 O-O 14. O-O Nd7 15. Rab1 Nb6 16. Qd3 c5 17. Nd2 cxd4 18. cxd4 Rac8 19. Ne4 Nc4 20. Rfc1 b5 21. a4 Na3 22. Ra1 Rxc1+ 23. Rxc1 bxa4 24. Nd6 Qg5 25. Ra1 f6 26. Qxa3 fxe5 27. Qxa4 Qd2 28. dxe5 *", + "Moves": "d2f2 g1h1 f2f1 a1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "r1bq3r/pp1nbk1p/2n1p1p1/3pP1pQ/2pP1N2/2P5/PPB2PPP/R1B1K2R w KQ - 0 13", + "PGN": "1. d4 e6 2. e4 c5 3. c3 d5 4. Bd3 Nc6 5. Ne2 c4 6. Bc2 Be7 7. Nd2 Nf6 8. e5 Nd7 9. Nf3 f6 10. Nf4 Kf7 11. Ng5+ fxg5 12. Qh5+ g6 *", + "Moves": "c2g6 h7g6 h5g6 f7f8 f4e6", + "MovesSAN": "Bxg6+ hxg6 Qxg6+ Kf8 Nxe6#", + "Themes": "deflection long mate mateIn3 opening" + }, + { + "FEN": "r5rk/pp3p2/4N2P/q2p4/5PQ1/1P1n4/5RP1/1K5R w - - 1 32", + "PGN": "1. e4 Nf6 2. e5 Nd5 3. c4 Nb6 4. d4 d6 5. Nf3 Bg4 6. exd6 cxd6 7. Nc3 g6 8. h3 Bxf3 9. Qxf3 Nc6 10. Be3 Bg7 11. Rd1 O-O 12. Be2 e6 13. h4 Qf6 14. Qh3 h6 15. Ne4 Qe7 16. h5 g5 17. Bxg5 hxg5 18. h6 Bxd4 19. f4 d5 20. Nxg5 Nxc4 21. Bxc4 Qb4+ 22. Rd2 Qxc4 23. b3 Qc3 24. Qg4 Bf2+ 25. Kd1 Kh8 26. Rxf2 Qa1+ 27. Kd2 Qxa2+ 28. Kc3 Qa5+ 29. Kb2 Nb4 30. Kb1 Nd3 31. Nxe6 Rg8 *", + "Moves": "g4g7 g8g7 h6g7 h8g8 h1h8", + "MovesSAN": "Qg7+ Rxg7 hxg7+ Kg8 Rh8#", + "Themes": "advancedPawn doubleCheck exposedKing long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "5r2/ppp3bk/5qpp/4p1B1/4R3/2PP3Q/PP3PPP/R5K1 b - - 0 22", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd8 4. Bc4 e5 5. Qh5 Qf6 6. Ne4 Qe7 7. Ng5 g6 8. Qf3 Be6 9. Bxe6 fxe6 10. d3 Nc6 11. Ne2 Bg7 12. O-O Nf6 13. c3 O-O 14. Qh3 h6 15. Nxe6 Kh7 16. Nxf8+ Rxf8 17. Ng3 Nd8 18. Re1 Nf7 19. Ne4 Nxe4 20. Rxe4 Qf6 21. Be3 Ng5 22. Bxg5 *", + "Moves": "f6f2 g1h1 f2f1 a1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "5Q2/8/kpp5/3pnp2/3b4/PP6/K1P5/4r3 w - - 4 37", + "PGN": "1. e4 e6 2. d4 b6 3. Nc3 Bb7 4. Bd3 Nf6 5. Nf3 h6 6. h3 Bb4 7. Qe2 Nc6 8. a3 Be7 9. Be3 d6 10. O-O-O a6 11. g4 Qd7 12. h4 Nxg4 13. Rhg1 Nxe3 14. Qxe3 O-O-O 15. Rxg7 Bf6 16. Rgg1 Rhg8 17. Kb1 h5 18. e5 dxe5 19. dxe5 Rxg1 20. Nxg1 Nxe5 21. Bxa6 Qxd1+ 22. Nxd1 Rxd1+ 23. Ka2 Bxa6 24. Ne2 Re1 25. Qh6 Bxh4 26. Nc3 Bxf2 27. Qxh5 Bd4 28. Qh8+ Kb7 29. Qh3 Bc4+ 30. b3 Bd5 31. Qg3 Re3 32. Qf2 f5 33. Nxd5 exd5 34. Qg2 c6 35. Qg7+ Ka6 36. Qf8 Re1 *", + "Moves": "f8a8 a6b5 a8a4 b5c5 a4b4", + "MovesSAN": "Qa8+ Kb5 Qa4+ Kc5 Qb4#", + "Themes": "endgame fork long mate mateIn3" + }, + { + "FEN": "8/q1R2pkp/4pNp1/pQ1pP3/Pp2nP2/1P6/1P4PP/7K b - - 0 30", + "PGN": "1. e4 Nf6 2. Nc3 d6 3. Bc4 c6 4. d3 Bg4 5. Nge2 b5 6. Bb3 a5 7. a4 b4 8. Nb1 Qb6 9. Be3 c5 10. Nd2 Nc6 11. O-O Nd4 12. Nc4 Qa7 13. Nxd4 cxd4 14. f3 dxe3 15. Qe2 Be6 16. Nxe3 Bxb3 17. cxb3 d5 18. e5 Nd7 19. Kh1 e6 20. f4 Be7 21. Rac1 O-O 22. Rc6 Rac8 23. Rfc1 Bc5 24. Rxc8 Rxc8 25. d4 g6 26. dxc5 Nxc5 27. Qb5 Rc7 28. Ng4 Kg7 29. Nf6 Ne4 30. Rxc7 *", + "Moves": "e4f2 h1g1 f2h3 g1f1 a7f2", + "MovesSAN": "Nf2+ Kg1 Nh3+ Kf1 Qf2#", + "Themes": "doubleCheck endgame kingsideAttack long mate mateIn3" + }, + { + "FEN": "6k1/5pp1/1p2p2p/1P6/3PN3/6QP/4nPPK/2q5 w - - 4 35", + "PGN": "1. e4 e6 2. d4 c6 3. c4 d5 4. cxd5 cxd5 5. Nc3 dxe4 6. Nxe4 Nf6 7. Ng3 Be7 8. Nf3 b6 9. Bb5+ Bd7 10. Bxd7+ Nbxd7 11. O-O O-O 12. Bg5 Nd5 13. Bxe7 Qxe7 14. Re1 Qb4 15. Rb1 N7f6 16. a3 Qd6 17. Ne5 Rac8 18. Qa4 a5 19. Nc4 Qb8 20. Qb5 Rc7 21. b4 axb4 22. axb4 Rfc8 23. Nd6 Rd8 24. Nde4 h6 25. h3 Nxe4 26. Nxe4 Rc2 27. Qd3 Rdc8 28. b5 Qf4 29. Rf1 Ra2 30. Ra1 Rxa1 31. Rxa1 Rc1+ 32. Rxc1 Qxc1+ 33. Kh2 Nf4 34. Qg3 Ne2 *", + "Moves": "e4f6 g8h8 g3b8 c1c8 b8c8", + "MovesSAN": "Nf6+ Kh8 Qb8+ Qc8 Qxc8#", + "Themes": "endgame long mate mateIn3 pin" + }, + { + "FEN": "4rrk1/2p2qp1/3b3B/p1p3R1/6Q1/2P4P/PP3PP1/5RK1 b - - 2 31", + "PGN": "1. Nf3 d5 2. d3 Nc6 3. c3 e5 4. Nbd2 Nf6 5. e4 Bg4 6. Be2 dxe4 7. dxe4 Bd6 8. Qc2 O-O 9. O-O h6 10. h3 Bh5 11. Nc4 Bg6 12. Ncd2 Nd7 13. Re1 f5 14. exf5 Bxf5 15. Bd3 Bxd3 16. Qxd3 Nc5 17. Qc2 Ne6 18. Ne4 Be7 19. Qb3 Qc8 20. Be3 Kh8 21. Rad1 b6 22. Rd5 a5 23. Nxe5 Nc5 24. Nxc5 Nxe5 25. Rxe5 Bd6 26. Rh5 bxc5 27. Qc4 Qe8 28. Qg4 Qf7 29. Rf1 Rae8 30. Bxh6 Kg8 31. Rg5 *", + "Moves": "f7f2 f1f2 e8e1 f2f1 e1f1", + "MovesSAN": "Qxf2+ Rxf2 Re1+ Rf1 Rexf1#", + "Themes": "kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "7R/1qp1Pk2/6p1/Qr4B1/8/P7/5P1P/6K1 b - - 0 40", + "PGN": "1. d4 d5 2. c4 dxc4 3. Nc3 Nf6 4. e4 Bg4 5. Nf3 Bxf3 6. Qxf3 Qxd4 7. Be3 Qd8 8. Bxc4 Nc6 9. O-O e6 10. Rad1 Qc8 11. Bb5 Bb4 12. Bxc6+ bxc6 13. e5 Nd5 14. Ne4 O-O 15. Bc1 a5 16. Qg3 Ne7 17. Nf6+ Kh8 18. Bg5 Nf5 19. Qg4 h6 20. Qh5 Be7 21. g4 Bxf6 22. exf6 g6 23. Qh3 h5 24. gxh5 Kg8 25. hxg6 fxg6 26. Rfe1 Rf7 27. Qb3 Rb8 28. Qc4 Rb4 29. Qxc6 Rb6 30. Qc5 Rh7 31. a3 Kf7 32. Re5 Rxb2 33. Qxa5 Qb7 34. Rd7+ Ke8 35. Rxh7 Rb1+ 36. Re1 Rb5 37. Rxe6+ Kf8 38. Rh8+ Kf7 39. Re7+ Nxe7 40. fxe7 *", + "Moves": "b5b1 g5c1 b1c1 a5e1 c1e1", + "MovesSAN": "Rb1+ Bc1 Rxc1+ Qe1 Rxe1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "8/6pk/3NQ2p/4P3/1P3K2/r3B2P/5Pq1/8 b - - 0 45", + "PGN": "1. e4 e6 2. Nf3 d5 3. e5 c5 4. d4 cxd4 5. Qxd4 Nc6 6. Qd2 Nge7 7. Nc3 Nf5 8. Bb5 Bc5 9. O-O O-O 10. Na4 Be7 11. Bxc6 bxc6 12. Nd4 Ba6 13. Nxf5 Bxf1 14. Nxe7+ Qxe7 15. Kxf1 Qc7 16. Nc5 Rad8 17. Qd4 Qb6 18. b4 Qb5+ 19. Kg1 a5 20. a3 axb4 21. axb4 Rfe8 22. Bf4 Rb8 23. c3 Ra8 24. Rc1 Ra2 25. h3 Rea8 26. Nb3 h6 27. Bd2 R8a3 28. c4 dxc4 29. Nc5 c3 30. Bxc3 Re2 31. Ra1 Rxa1+ 32. Bxa1 Ra2 33. Bc3 Qe2 34. Ne4 Rc2 35. Bd2 Ra2 36. Be3 Qe1+ 37. Kh2 Ra8 38. Qc5 f5 39. Nd6 Ra1 40. Qxc6 Qh1+ 41. Kg3 Ra3 42. Qc5 f4+ 43. Kxf4 Qxg2 44. Qc8+ Kh7 45. Qxe6 *", + "Moves": "g7g5 f4f5 g2f3 e3f4 f3f4", + "MovesSAN": "g5+ Kf5 Qf3+ Bf4 Qxf4#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "7Q/1p3q2/r3p1k1/3pb1p1/4n3/4B1P1/P4PK1/7R w - - 5 32", + "PGN": "1. e4 c6 2. Nf3 d5 3. exd5 cxd5 4. Nc3 Bf5 5. Bd3 Bxd3 6. cxd3 Nf6 7. d4 Nc6 8. O-O e6 9. Qb3 Rb8 10. Ne5 Bd6 11. Nxf7 Kxf7 12. Re1 Nxd4 13. Qa4 Bc5 14. b4 Bb6 15. Ne2 Nxe2+ 16. Rxe2 Re8 17. d4 Kg8 18. Bg5 Bxd4 19. b5 Bxa1 20. h4 h6 21. Bf4 Ra8 22. g3 Ne4 23. Kg2 g5 24. hxg5 hxg5 25. Be3 a6 26. bxa6 Rxa6 27. Qb5 Qc7 28. Re1 Be5 29. Qxe8+ Kg7 30. Rh1 Qf7 31. Qh8+ Kg6 *", + "Moves": "h8h6 g6f5 g3g4 f5g4 h6h3", + "MovesSAN": "Qh6+ Kf5 g4+ Kxg4 Qh3#", + "Themes": "attraction long mate mateIn3 middlegame" + }, + { + "FEN": "r3k2r/pp3pp1/2n1p3/2bpPn2/P4P1p/2P5/1P2Q1PP/RNB2R1K b kq - 0 16", + "PGN": "1. e4 c6 2. d4 d5 3. e5 Bf5 4. Bd3 Bxd3 5. Qxd3 Qb6 6. Ne2 Qa6 7. Qf3 e6 8. O-O c5 9. c3 Nc6 10. Qg4 Nge7 11. f4 h5 12. Qf3 Nf5 13. dxc5 Bxc5+ 14. Kh1 h4 15. a4 Qxe2 16. Qxe2 *", + "Moves": "f5g3 h2g3 h4g3 e2h5 h8h5", + "MovesSAN": "Ng3+ hxg3 hxg3+ Qh5 Rxh5#", + "Themes": "discoveredAttack kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r1b2rk1/pp2bppp/1q6/3NP3/2p2P2/5B2/PPP2nPP/R1BQ1RK1 b - - 2 14", + "PGN": "1. e4 c5 2. Nc3 e6 3. Nf3 d5 4. exd5 exd5 5. d4 c4 6. Be2 Nf6 7. O-O Be7 8. Ne5 O-O 9. f4 Nc6 10. Bf3 Nxe5 11. dxe5 Qb6+ 12. Kh1 Ne4 13. Nxd5 Nf2+ 14. Kg1 *", + "Moves": "f2h3 g1h1 b6g1 f1g1 h3f2", + "MovesSAN": "Nh3+ Kh1 Qg1+ Rxg1 Nf2#", + "Themes": "doubleCheck kingsideAttack long mate mateIn3 opening sacrifice smotheredMate" + }, + { + "FEN": "r5k1/pp2rpp1/6n1/2p5/5q2/2PP3Q/P1P2P2/1K1R3R w - - 2 23", + "PGN": "1. e4 c5 2. Bc4 d6 3. Qf3 e6 4. Nc3 Nf6 5. d3 Be7 6. h3 O-O 7. g4 h6 8. g5 hxg5 9. Bxg5 d5 10. exd5 exd5 11. Bxd5 Nxd5 12. Bxe7 Qxe7+ 13. Nge2 Nxc3 14. bxc3 Nc6 15. Rg1 Bxh3 16. Qxh3 Rfe8 17. Qf3 Qh4 18. O-O-O Re7 19. Rh1 Qg5+ 20. Nf4 Ne5 21. Qh3 Qxf4+ 22. Kb1 Ng6 *", + "Moves": "h3h7 g8f8 h7h8 g6h8 h1h8", + "MovesSAN": "Qh7+ Kf8 Qh8+ Nxh8 Rxh8#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "4r1k1/pp1n1Rp1/2pb4/6N1/3P2Pq/1Q6/PP2rBK1/R7 b - - 1 25", + "PGN": "1. d4 d5 2. c4 e6 3. cxd5 exd5 4. Nc3 Nf6 5. e3 c6 6. Nf3 Bd6 7. Bd3 O-O 8. O-O Bg4 9. h3 Bh5 10. g4 Bg6 11. Bxg6 hxg6 12. Re1 Re8 13. Kg2 Nbd7 14. Bd2 Ne4 15. Nxe4 dxe4 16. Nh2 Qh4 17. Rf1 g5 18. Be1 Qh7 19. f4 exf3+ 20. Nxf3 Rxe3 21. Nxg5 Qh6 22. h4 Rae8 23. Rxf7 Re2+ 24. Bf2 Qxh4 25. Qb3 *", + "Moves": "h4h2 g2f1 h2h1 f2g1 h1g2", + "MovesSAN": "Qh2+ Kf1 Qh1+ Bg1 Qg2#", + "Themes": "exposedKing long mate mateIn3 middlegame" + }, + { + "FEN": "5k2/K1R5/1P6/6R1/4b3/6P1/1r5P/8 b - - 0 51", + "PGN": "1. e4 c6 2. Nf3 d5 3. Nc3 e6 4. d4 Nf6 5. Bd3 dxe4 6. Nxe4 Nbd7 7. Nxf6+ Nxf6 8. O-O Be7 9. Re1 O-O 10. c4 c5 11. dxc5 Bxc5 12. Ne5 Bd7 13. Qf3 Bd4 14. Bf4 b5 15. Rad1 Bxe5 16. Bxe5 Qe7 17. cxb5 Nd5 18. Qg3 f5 19. Bd6 f4 20. Bxe7 fxg3 21. Bxf8 gxf2+ 22. Kxf2 Rxf8+ 23. Kg3 g5 24. Be4 Bxb5 25. Bxd5 exd5 26. Rxd5 Bc4 27. Rd7 Bxa2 28. Ree7 Bb1 29. Rxa7 h5 30. Rg7+ Kh8 31. Rxg5 Rb8 32. Rxh5+ Kg8 33. Rg5+ Kh8 34. Rc5 Rg8+ 35. Kf2 Rf8+ 36. Ke2 Re8+ 37. Kd2 Rf8 38. b4 Be4 39. g3 Rd8+ 40. Ke3 Bb1 41. Rac7 Re8+ 42. Kd4 Rd8+ 43. Ke5 Re8+ 44. Kd6 Re2 45. Rh5+ Kg8 46. b5 Rd2+ 47. Kc5 Rc2+ 48. Kb6 Rb2 49. Rg5+ Kf8 50. Ka7 Be4 51. b6 *", + "Moves": "b2a2 g5a5 a2a5 a7b8 a5a8", + "MovesSAN": "Ra2+ Ra5 Rxa5+ Kb8 Ra8#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "3k4/2p2p1p/R1P5/4Kp2/8/1P3r1P/8/8 w - - 3 40", + "PGN": "1. e4 e5 2. f3 Nf6 3. d4 exd4 4. Qxd4 Bd6 5. Bg5 O-O 6. Bxf6 Qxf6 7. Qxf6 gxf6 8. Ne2 Nc6 9. Nbc3 Nb4 10. Nd4 Be5 11. a3 Bxd4 12. axb4 Bxc3+ 13. bxc3 d6 14. Bc4 Be6 15. Bb3 Bxb3 16. cxb3 Rfe8 17. Ke2 f5 18. Ke3 d5 19. Kd4 dxe4 20. fxe4 Rxe4+ 21. Kd3 Rg4 22. g3 Re8 23. Rxa7 Rb8 24. Rf1 Kg7 25. Rf4 Rxf4 26. gxf4 Kf6 27. Kd4 Ke6 28. c4 Rd8+ 29. Kc3 Rb8 30. h3 Kd6 31. Kd4 b6 32. c5+ bxc5+ 33. bxc5+ Kc6 34. Ra6+ Kd7 35. Kc4 Re8 36. Kd4 Re4+ 37. Kd5 Rxf4 38. c6+ Kd8 39. Ke5 Rf3 *", + "Moves": "e5f6 f3b3 a6a8 b3b8 a8b8", + "MovesSAN": "Kf6 Rxb3 Ra8+ Rb8 Rxb8#", + "Themes": "endgame long mate mateIn3 rookEndgame" + }, + { + "FEN": "1r4k1/5ppp/8/5Q2/8/1P6/q5PP/5RK1 w - - 2 30", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. O-O Be7 6. d4 exd4 7. Nxd4 Bd7 8. Nxc6 bxc6 9. Bb3 Nf6 10. Bg5 O-O 11. Nc3 d5 12. exd5 cxd5 13. Bxf6 Bxf6 14. Bxd5 c6 15. Bf3 Qc7 16. Qd3 Rfd8 17. Qc4 Rab8 18. Nd5 Qe5 19. Nxf6+ Qxf6 20. b3 Be6 21. Qxa6 Rd2 22. Qxc6 Rc8 23. Qe4 Bf5 24. Qf4 Rdxc2 25. Be4 Bxe4 26. Qxe4 Rxf2 27. Rxf2 Qxa1+ 28. Rf1 Qxa2 29. Qf5 Rb8 *", + "Moves": "f5f7 g8h8 f7f8 b8f8 f1f8", + "MovesSAN": "Qxf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "2rr2k1/5ppp/p1n3q1/1p1Q4/2p5/2P2N2/PP2RPPP/3R2K1 w - - 2 23", + "PGN": "1. e4 c5 2. Bc4 e6 3. c3 a6 4. Nf3 b5 5. Be2 Bb7 6. d4 Bxe4 7. O-O Bxb1 8. Rxb1 Nc6 9. d5 exd5 10. Qxd5 Be7 11. Re1 Nf6 12. Qg5 O-O 13. Bd3 Ne4 14. Qe3 d5 15. Bxe4 dxe4 16. Qxe4 Rc8 17. Be3 Qc7 18. Bf4 Bd6 19. Bxd6 Qxd6 20. Rbd1 Qg6 21. Qd5 c4 22. Re2 Rfd8 *", + "Moves": "d5d8 c8d8 d1d8 c6d8 e2e8", + "MovesSAN": "Qxd8+ Rxd8 Rxd8+ Nxd8 Re8#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "4r1k1/p4ppp/1pp5/8/3qr1P1/5Q2/PPP3KP/R4R2 w - - 2 20", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Nxc6 bxc6 6. Nc3 d6 7. Bc4 Nf6 8. Qe2 O-O 9. Be3 Bb6 10. O-O Re8 11. f3 d5 12. Bxb6 cxb6 13. Bd3 dxe4 14. Nxe4 Bf5 15. g4 Qd4+ 16. Kg2 Bxe4 17. Bxe4 Nxe4 18. fxe4 Rxe4 19. Qf3 Rae8 *", + "Moves": "f3f7 g8h8 f7f8 e8f8 f1f8", + "MovesSAN": "Qxf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "2r2rk1/5q1p/pp2p3/2b3PQ/4Nn2/7R/PP3P1P/5R1K w - - 6 31", + "PGN": "1. c4 c6 2. Nc3 d5 3. cxd5 c5 4. Nf3 b6 5. e4 Bb7 6. Bb5+ Nd7 7. Ne5 Nf6 8. g4 a6 9. Bc6 Bxc6 10. Nxc6 Qc7 11. g5 Ng8 12. Qf3 Rc8 13. d3 Ne5 14. Nxe5 Qxe5 15. Bf4 Qd4 16. O-O e6 17. dxe6 fxe6 18. Qh3 Qd7 19. Rad1 Ne7 20. Be5 Ng6 21. Qh5 Bd6 22. Bxg7 Qxg7 23. d4 O-O 24. e5 Be7 25. Kh1 cxd4 26. Rxd4 Bc5 27. Rg4 Nxe5 28. Rh4 Ng6 29. Rh3 Qf7 30. Ne4 Nf4 *", + "Moves": "e4f6 g8h8 h5h7 f7h7 h3h7", + "MovesSAN": "Nf6+ Kh8 Qxh7+ Qxh7 Rxh7#", + "Themes": "arabianMate kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "r4r1k/ppp3np/2n2QpN/2q1p3/4P3/3P4/PP3RPP/5R1K w - - 3 22", + "PGN": "1. e4 e5 2. f4 d6 3. Nf3 Bg4 4. Nc3 Nf6 5. Bc4 Bxf3 6. Qxf3 Be7 7. fxe5 dxe5 8. O-O Qd4+ 9. Kh1 Qxc4 10. Nd5 O-O 11. Nxe7+ Kh8 12. d3 Qxc2 13. Rf2 Qc5 14. Nf5 Nc6 15. Qg3 g6 16. Bh6 Rfd8 17. Raf1 Nh5 18. Qg5 f6 19. Bg7+ Nxg7 20. Qxf6 Rg8 21. Nh6 Rgf8 *", + "Moves": "f6f8 a8f8 f2f8 c5f8 f1f8", + "MovesSAN": "Qxf8+ Rxf8 Rxf8+ Qxf8 Rxf8#", + "Themes": "backRankMate long mate mateIn3 middlegame" + }, + { + "FEN": "8/1p2P1pk/pPp3qp/P6r/3p1n2/1Q1P1Nn1/3R2P1/4R1K1 b - - 2 39", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Bc5 5. c3 d6 6. O-O O-O 7. h3 h6 8. Re1 Be6 9. Bxe6 fxe6 10. b4 Bb6 11. a4 a6 12. Nbd2 Ne7 13. Nf1 Ng6 14. a5 Ba7 15. Be3 Bxe3 16. fxe3 d5 17. exd5 exd5 18. Ng3 Qd7 19. Qb3 Kh8 20. Rad1 c6 21. c4 Qc7 22. Nf1 Rad8 23. e4 d4 24. Ng3 Nf4 25. Nf5 Rf7 26. b5 Rdf8 27. b6 Qb8 28. c5 Kh7 29. Nd6 Rd7 30. Nxe5 Rxd6 31. cxd6 Qxd6 32. Nf3 N6h5 33. e5 Qg6 34. Rd2 Nxh3+ 35. Kh1 N3f4 36. e6 Ng3+ 37. Kh2 Rf5 38. e7 Rh5+ 39. Kg1 *", + "Moves": "h5h1 g1f2 g3e4 d3e4 g6g2", + "MovesSAN": "Rh1+ Kf2 Ne4+ dxe4 Qxg2#", + "Themes": "discoveredAttack kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r5k1/2p3r1/bp1p3Q/3P3n/1PPR1N2/4pqP1/7P/1BR3K1 b - - 2 36", + "PGN": "1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Be3 e5 7. d5 Nbd7 8. Nh3 a5 9. Be2 b6 10. O-O Nc5 11. Nf2 Re8 12. Nd3 Ba6 13. b3 Qd7 14. Rc1 h6 15. Qd2 Kh7 16. Rfd1 Nxd3 17. Bxd3 Nh5 18. g3 Bc8 19. Nb5 Re7 20. a3 Qh3 21. Bf1 Qd7 22. b4 axb4 23. axb4 Ba6 24. Nc3 f5 25. exf5 gxf5 26. Bd3 Kg8 27. Ne2 e4 28. fxe4 fxe4 29. Bb1 Qg4 30. Bd4 e3 31. Qc2 Bxd4 32. Rxd4 Qf3 33. Qg6+ Rg7 34. Qe6+ Kh8 35. Qxh6+ Kg8 36. Nf4 *", + "Moves": "g7g3 h2g3 f3f2 g1h1 h5g3", + "MovesSAN": "Rxg3+ hxg3 Qf2+ Kh1 Nxg3#", + "Themes": "intermezzo kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "8/R5pk/1pbR1q1p/2p5/4p3/1P2Q3/P4PPP/6K1 b - - 0 30", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. cxd4 Bb4+ 7. Nbd2 Bxd2+ 8. Bxd2 Nxd4 9. Nxd4 O-O 10. e5 Re8 11. Nf3 d5 12. Be2 Ne4 13. O-O c5 14. Be3 b6 15. Bf4 Bb7 16. Qc2 Qd7 17. Rad1 Qf5 18. Qc1 f6 19. Bd3 fxe5 20. Nxe5 Rxe5 21. Bxe5 Qxe5 22. Rfe1 Qf6 23. Bxe4 dxe4 24. b3 h6 25. Qe3 Kh7 26. Rd2 Re8 27. Red1 Re6 28. Rd7 Bc6 29. Rxa7 Rd6 30. Rxd6 *", + "Moves": "f6a1 d6d1 a1d1 e3e1 d1e1", + "MovesSAN": "Qa1+ Rd1 Qxd1+ Qe1 Qxe1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "2r3k1/pp3ppp/4p3/4P3/2q5/5Q2/PP5P/5R1K w - - 0 26", + "PGN": "1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 e6 5. Bg5 Nbd7 6. e3 Qa5 7. Bxf6 Nxf6 8. Bd3 dxc4 9. Bxc4 Be7 10. O-O O-O 11. Ne5 Rd8 12. Qb3 Qc7 13. Rac1 Bd7 14. f4 Be8 15. g4 c5 16. g5 cxd4 17. gxf6 Bxf6 18. exd4 Rxd4 19. Nb5 Qb6 20. Nxd4 Qxd4+ 21. Kh1 Bxe5 22. fxe5 Bc6+ 23. Rf3 Rc8 24. Rf1 Bxf3+ 25. Qxf3 Qxc4 *", + "Moves": "f3f7 g8h8 f7f8 c8f8 f1f8", + "MovesSAN": "Qxf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "2k5/pbp1r3/1p2p1p1/2n3q1/8/P6Q/P1R3PP/3R3K w - - 3 24", + "PGN": "1. f4 Nf6 2. Nf3 b6 3. e3 Bb7 4. d4 Nc6 5. Bd3 d6 6. O-O e5 7. fxe5 dxe5 8. Nxe5 Nxe5 9. dxe5 Nd7 10. e6 fxe6 11. Qh5+ g6 12. Bxg6+ hxg6 13. Qxh8 Qg5 14. e4 Qc5+ 15. Kh1 Qxc2 16. Qh3 O-O-O 17. Na3 Qxe4 18. Bg5 Re8 19. Rfe1 Qd5 20. Rad1 Qxg5 21. Re2 Bxa3 22. bxa3 Nc5 23. Rc2 Re7 *", + "Moves": "h3h8 e7e8 h8e8 g5d8 d1d8", + "MovesSAN": "Qh8+ Re8 Qxe8+ Qd8 Rxd8#", + "Themes": "long mate mateIn3 middlegame queensideAttack" + }, + { + "FEN": "1k6/R5pp/1pB5/2bP4/2P4r/5r2/2P1K3/R7 b - - 10 40", + "PGN": "1. e4 e5 2. Nf3 d6 3. Nc3 Bg4 4. Be2 Nf6 5. d3 Nc6 6. Be3 d5 7. exd5 Nxd5 8. h3 Bxf3 9. Bxf3 Nxc3 10. bxc3 Qd7 11. Rb1 O-O-O 12. O-O b6 13. Qe2 f5 14. d4 e4 15. Qa6+ Kb8 16. Be2 Ka8 17. Bb5 Nb8 18. Bxd7 Nxa6 19. Bc6+ Kb8 20. d5 Bd6 21. Rfd1 Rhf8 22. Rd4 Bc5 23. Ra4 Bxe3 24. Rxa6 Bc5 25. c4 f4 26. a4 e3 27. fxe3 Bxe3+ 28. Kh1 f3 29. gxf3 Rxf3 30. a5 Rd6 31. axb6 cxb6 32. Rba1 Rxh3+ 33. Kg2 Rh5 34. Kf3 Bc5 35. Rxa7 Rf6+ 36. Ke2 Rf2+ 37. Kd3 Rh3+ 38. Ke4 Rh4+ 39. Kd3 Rf3+ 40. Ke2 *", + "Moves": "f3f2 e2d3 h4h3 d3e4 h3e3", + "MovesSAN": "Rf2+ Kd3 Rh3+ Ke4 Re3#", + "Themes": "endgame exposedKing long mate mateIn3" + }, + { + "FEN": "r5k1/ppp3pp/8/4P3/8/P2qp1PP/1P3Q2/5RK1 w - - 0 31", + "PGN": "1. Nf3 d6 2. g3 e5 3. Bg2 Bf5 4. d3 Qd7 5. O-O Nc6 6. Nbd2 Bh3 7. e4 Bxg2 8. Kxg2 Nf6 9. h3 Be7 10. a3 O-O 11. Nh4 d5 12. exd5 Nxd5 13. Nhf3 f5 14. Nc4 e4 15. dxe4 fxe4 16. Nfe5 Nxe5 17. Nxe5 Qe6 18. Bf4 Bd6 19. Qd4 Nxf4+ 20. gxf4 Bxe5 21. fxe5 Qg6+ 22. Kh2 Rf3 23. Rg1 Qh6 24. Rg3 Qf4 25. Kg2 Rxg3+ 26. fxg3 Qf3+ 27. Kh2 Qe2+ 28. Kg1 Qxc2 29. Rf1 Qd3 30. Qf2 e3 *", + "Moves": "f2f7 g8h8 f7f8 a8f8 f1f8", + "MovesSAN": "Qf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "r7/2k5/8/3P4/1B2N3/4P3/1R3PPP/6K1 b - - 0 32", + "PGN": "1. d4 e6 2. c4 d5 3. Nc3 Nf6 4. Nf3 Bb4 5. a3 Bxc3+ 6. bxc3 dxc4 7. e3 b5 8. a4 a6 9. axb5 Ne4 10. Bb2 Bb7 11. Bxc4 axb5 12. Bxb5+ c6 13. Bc4 Rxa1 14. Bxa1 O-O 15. O-O Ba6 16. Bxa6 Nxa6 17. Qc2 Nd6 18. Rd1 Qa5 19. c4 Ra8 20. Bc3 Qb6 21. d5 cxd5 22. cxd5 Nc4 23. Ng5 Nb4 24. Qxh7+ Kf8 25. Qxg7+ Ke7 26. Qxf7+ Kd6 27. Qxe6+ Kc5 28. Ne4+ Kb5 29. Qxb6+ Kxb6 30. Bxb4 Nb2 31. Rb1 Kc7 32. Rxb2 *", + "Moves": "a8a1 b2b1 a1b1 b4e1 b1e1", + "MovesSAN": "Ra1+ Rb1 Rxb1+ Be1 Rxe1#", + "Themes": "backRankMate endgame fork long mate mateIn3" + }, + { + "FEN": "3r2k1/p3r1pp/4p3/3B4/2p2P2/4Q1P1/Pq5P/3R2K1 w - - 1 33", + "PGN": "1. d4 d5 2. c4 e6 3. Nc3 c5 4. Nf3 cxd4 5. Nxd4 Nc6 6. Nxc6 bxc6 7. g3 Nf6 8. Bg2 Bb4 9. Bd2 O-O 10. Na4 Bxd2+ 11. Qxd2 Bd7 12. Nc5 Qc8 13. cxd5 exd5 14. O-O Be6 15. Nxe6 fxe6 16. Qe3 Ng4 17. Qg5 Nf6 18. Bh3 Qd7 19. Qe5 Rae8 20. Rac1 Rf7 21. Rc3 Rfe7 22. Ra3 c5 23. Qc3 c4 24. Rd1 Qd6 25. Ra4 Qb6 26. Rb4 Qc5 27. Bg2 Ng4 28. e3 Rf8 29. f4 Nxe3 30. Qd4 Qxb4 31. Qxe3 Qxb2 32. Bxd5 Rd8 *", + "Moves": "d5e6 e7e6 e3e6 g8h8 d1d8", + "MovesSAN": "Bxe6+ Rxe6 Qxe6+ Kh8 Rxd8#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "r1r5/6k1/3p1pp1/8/1p2P2P/1P3P1R/2PR4/Q1K5 b - - 0 26", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 d6 5. Nc3 Nf6 6. Be3 g6 7. Qd2 Bg7 8. O-O-O O-O 9. f3 a6 10. Bh6 b5 11. Bxg7 Kxg7 12. g4 b4 13. Nd5 a5 14. h4 h5 15. Nxf6 exf6 16. gxh5 Nxd4 17. Qxd4 Be6 18. b3 Qc7 19. hxg6 fxg6 20. Bh3 Rfc8 21. Rd2 Bxh3 22. Rxh3 a4 23. Kb2 axb3 24. axb3 Qa5 25. Kc1 Qa1+ 26. Qxa1 *", + "Moves": "a8a1 c1b2 c8a8 c2c3 a8a2", + "MovesSAN": "Rxa1+ Kb2 Rca8 c3 R8a2#", + "Themes": "endgame long mate mateIn3 quietMove" + }, + { + "FEN": "4Rr2/1Qb3pp/pNp4n/P1kp4/7q/7P/1PP2PP1/R5K1 b - - 0 25", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nxd4 5. Qxd4 d6 6. Bc4 Be6 7. Bxe6 fxe6 8. O-O Qf6 9. Qb4 O-O-O 10. Qb3 Kb8 11. Nc3 c6 12. a4 d5 13. exd5 exd5 14. Re1 Bd6 15. a5 a6 16. Na4 Nh6 17. h3 Qh4 18. Qb6 Rde8 19. Be3 Rhf8 20. Qa7+ Kc8 21. Qa8+ Kd7 22. Qxb7+ Bc7 23. Nb6+ Kd6 24. Bc5+ Kxc5 25. Rxe8 *", + "Moves": "h4f2 g1h1 f2f1 a1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "3r1r1k/p3npb1/1p3Np1/2p1p1Pp/4P3/2Pq1Q2/P5K1/1RB4R w - - 0 30", + "PGN": "1. c4 Nf6 2. Nf3 g6 3. Nc3 d5 4. cxd5 Nxd5 5. g3 Bg7 6. Bg2 O-O 7. O-O Nxc3 8. bxc3 c5 9. Rb1 Nc6 10. Qb3 Bf5 11. d3 Qc7 12. Ng5 h6 13. Ne4 b6 14. h3 Rac8 15. g4 Be6 16. Qa4 Bd7 17. g5 h5 18. h4 Nd4 19. Qd1 Nf5 20. Bh3 Nxh4 21. Bxd7 Qxd7 22. Kh2 Qc7+ 23. f4 e5 24. f5 Nxf5 25. Nf6+ Kh8 26. e4 Ne7 27. Kg2 Qd6 28. Qf3 Rcd8 29. Rh1 Qxd3 *", + "Moves": "h1h5 g6h5 f3h5 g7h6 h5h6", + "MovesSAN": "Rxh5+ gxh5 Qxh5+ Bh6 Qxh6#", + "Themes": "exposedKing kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "7k/1p2qr1p/5p1R/p3pQ2/r7/4P1R1/2P3PP/6K1 w - - 0 30", + "PGN": "1. b3 d5 2. Bb2 c5 3. e3 Nc6 4. Bb5 Nf6 5. f4 e6 6. Nf3 Bd7 7. O-O Rc8 8. Bxc6 Bxc6 9. Ne5 Bd6 10. Nxc6 Rxc6 11. d3 O-O 12. Nd2 Re8 13. Nf3 Nd7 14. Ne5 Nxe5 15. fxe5 Be7 16. Rf3 f6 17. exf6 Bxf6 18. Bxf6 gxf6 19. Rh3 Qe7 20. Qh5 Rf8 21. Rf1 Kh8 22. Rf4 e5 23. Rfh4 Rf7 24. Qf5 Rc7 25. Rh6 a5 26. a4 c4 27. dxc4 dxc4 28. bxc4 Rxc4 29. Rg3 Rxa4 *", + "Moves": "h6h7 f7h7 f5c8 e7d8 c8d8", + "MovesSAN": "Rxh7+ Rxh7 Qc8+ Qd8 Qxd8#", + "Themes": "endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "rn2r1k1/ppp2ppp/8/2NP1q2/2B5/2NPp1P1/PPP5/R1B1K2Q b Q - 0 17", + "PGN": "1. e4 e5 2. f4 d5 3. exd5 e4 4. Nc3 Nf6 5. Bc4 Bf5 6. Nge2 Bc5 7. Ng3 Bg4 8. Nge2 O-O 9. h3 Re8 10. hxg4 Nxg4 11. Ng3 Nf2 12. Qh5 Nxh1 13. Qxh1 e3 14. d3 Qd6 15. Nge4 Qxf4 16. g3 Qf5 17. Nxc5 *", + "Moves": "f5f2 e1d1 e3e2 c3e2 f2e2", + "MovesSAN": "Qf2+ Kd1 e2+ Nxe2 Qxe2#", + "Themes": "advancedPawn exposedKing long mate mateIn3 middlegame" + }, + { + "FEN": "r3r3/ppp2pk1/6p1/6P1/5B2/2P2PPK/PPQNq3/R6R b - - 0 30", + "PGN": "1. e4 e6 2. d4 d5 3. exd5 exd5 4. Bd3 Nc6 5. Nf3 Be7 6. O-O Nf6 7. c3 O-O 8. Qc2 Be6 9. Re1 Bd6 10. Ne5 Nxe5 11. dxe5 Bxe5 12. Rxe5 Qd6 13. Rg5 Ng4 14. Bxh7+ Kh8 15. h3 Qh2+ 16. Kf1 Qh1+ 17. Ke2 d4 18. hxg4 Bc4+ 19. Kf3 Bd5+ 20. Rxd5 g6 21. Bf4 Kxh7 22. Rxd4 Rfe8 23. Rd1 Qh4 24. g3 Qf6 25. Rh1+ Kg8 26. Kg2 Qc6+ 27. f3 Qb5 28. Nd2 Qe2+ 29. Kh3 Kg7 30. g5 *", + "Moves": "e8h8 h3g4 e2e6 c2f5 g6f5", + "MovesSAN": "Rh8+ Kg4 Qe6+ Qf5 gxf5#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "4r1k1/p1B2ppp/1p5q/2pQ4/2Pb4/8/P3r1PN/5R1K w - - 0 33", + "PGN": "1. Nf3 Nf6 2. b3 Nc6 3. Bb2 d5 4. e3 Bg4 5. Be2 Bxf3 6. Bxf3 e5 7. d4 e4 8. Be2 Bb4+ 9. c3 Bd6 10. Nd2 O-O 11. O-O Na5 12. f3 c6 13. c4 dxc4 14. bxc4 exf3 15. Nxf3 Qc7 16. Rc1 c5 17. d5 Ng4 18. e4 Bxh2+ 19. Kh1 Bg3 20. Qd3 Nf2+ 21. Rxf2 Bxf2 22. Be5 Qb6 23. Rb1 Qh6+ 24. Nh2 Rfe8 25. Bc7 b6 26. d6 Nc6 27. Rd1 Ne5 28. Qd5 Bd4 29. d7 Nxd7 30. Qxd7 Rxe4 31. Qd5 Rae8 32. Rf1 Rxe2 *", + "Moves": "d5f7 g8h8 f7f8 e8f8 f1f8", + "MovesSAN": "Qxf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r6k/5Qbp/4R3/p1pN4/7q/5p2/PP5P/7K w - - 0 30", + "PGN": "1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Bb5 cxd4 6. Bxc6+ bxc6 7. cxd4 Ba6 8. Ne2 Ne7 9. O-O Nf5 10. Kh1 Bxe2 11. Qxe2 Nxd4 12. Qd3 Nf5 13. f4 Be7 14. Nc3 O-O 15. g4 Nh4 16. f5 c5 17. f6 gxf6 18. Bh6 fxe5 19. Bxf8 Bxf8 20. Rf2 e4 21. Qh3 Ng6 22. Raf1 Ne5 23. Rf6 Bg7 24. g5 a5 25. Qh5 Nf3 26. Qxf7+ Kh8 27. Rxe6 Qxg5 28. Nxd5 Qh4 29. Rxf3 exf3 *", + "Moves": "e6e8 a8e8 f7e8 g7f8 e8f8", + "MovesSAN": "Re8+ Rxe8 Qxe8+ Bf8 Qxf8#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "7k/p6p/1p3q2/8/3NQ3/2P3rb/PP1P3K/R1B1R3 b - - 1 26", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nc3 Nc6 4. Bc4 Nxe4 5. Bxf7+ Kxf7 6. Nxe4 d5 7. Ng3 e4 8. Ng1 Bc5 9. c3 Qf6 10. Qh5+ g6 11. Qxd5+ Be6 12. Qxc5 Rhf8 13. N1e2 Kg7 14. O-O b6 15. Qxc6 Rae8 16. Nh5+ gxh5 17. Qxc7+ Rf7 18. Qg3+ Kh8 19. Nd4 Rg7 20. Qe3 Reg8 21. g3 Bh3 22. Re1 h4 23. Qxe4 hxg3 24. fxg3 Rxg3+ 25. hxg3 Rxg3+ 26. Kh2 *", + "Moves": "f6f2 h2h1 h3g2 e4g2 f2g2", + "MovesSAN": "Qf2+ Kh1 Bg2+ Qxg2 Qxg2#", + "Themes": "exposedKing fork long mate mateIn3 middlegame" + }, + { + "FEN": "4r1k1/R5pp/6r1/1pQ5/1P1P4/2P2P1b/5RPP/6K1 b - - 2 32", + "PGN": "1. e4 d6 2. Nf3 e6 3. Bc4 Nc6 4. d4 Bd7 5. Be3 Be7 6. c3 Nf6 7. O-O O-O 8. Nbd2 Rb8 9. a3 Na5 10. Ba2 c5 11. b4 cxb4 12. axb4 Nc6 13. Bc4 d5 14. e5 Ne4 15. Nxe4 dxe4 16. Nd2 f6 17. exf6 Bxf6 18. Nxe4 Ne7 19. Nxf6+ Rxf6 20. Bg5 Rg6 21. Bh4 b5 22. Bd3 Nf5 23. Bxd8 Rxd8 24. Bxf5 exf5 25. Qf3 Bc6 26. Qh3 Rh6 27. Qxf5 Rf8 28. Qe5 Rg6 29. f3 Re8 30. Qc5 Bd7 31. Rxa7 Bh3 32. Rf2 *", + "Moves": "e8e1 f2f1 g6g2 g1h1 e1f1", + "MovesSAN": "Re1+ Rf1 Rxg2+ Kh1 Rxf1#", + "Themes": "deflection endgame long mate mateIn3 pin" + }, + { + "FEN": "r3k2r/3b1p2/p3p1p1/qpbpP1Bp/2n2Q1P/PN6/2P1BPP1/1NKR3R b kq - 1 18", + "PGN": "1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. h4 a6 7. Qg4 g6 8. Nf3 h5 9. Qf4 c5 10. dxc5 Nxc5 11. O-O-O Nc6 12. Be2 b5 13. Nd4 Bd7 14. a3 Na5 15. b4 Nc4 16. bxc5 Qa5 17. Nb1 Bxc5 18. Nb3 *", + "Moves": "c5a3 b1a3 a5a3 c1b1 a3b2", + "MovesSAN": "Bxa3+ Nxa3 Qxa3+ Kb1 Qb2#", + "Themes": "long mate mateIn3 middlegame queensideAttack" + }, + { + "FEN": "7k/5qpp/p7/8/4n3/1BQ5/2Pr2PP/6K1 w - - 0 30", + "PGN": "1. e4 c6 2. f4 d5 3. e5 c5 4. d4 c4 5. Nc3 e6 6. Nf3 Nd7 7. b3 b5 8. Be2 b4 9. Nb5 a6 10. Nd6+ Bxd6 11. exd6 Qb6 12. bxc4 dxc4 13. Bxc4 Qxd6 14. O-O Ngf6 15. f5 O-O 16. fxe6 fxe6 17. Ng5 Nb6 18. Bb3 Nbd5 19. a3 bxa3 20. Bxa3 Nb4 21. Qd2 Rb8 22. Bxb4 Rxb4 23. Rae1 Rxd4 24. Qc3 Rd2 25. Rxe6 Bxe6 26. Nxe6 Ne4 27. Ng5+ Kh8 28. Rxf8+ Qxf8 29. Nf7+ Qxf7 *", + "Moves": "c3c8 d2d8 c8d8 f7e8 d8e8", + "MovesSAN": "Qc8+ Rd8 Qxd8+ Qe8 Qxe8#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "2r2r2/ppq1k2p/3p1p2/3RpP1Q/4P1P1/8/PPP4P/1K1R4 b - - 5 23", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Nf6 6. f3 g6 7. Be3 Bg7 8. Qd2 Nxd4 9. Bxd4 O-O 10. Bc4 Be6 11. Bxe6 fxe6 12. O-O-O Qa5 13. Kb1 Rac8 14. g4 Nd7 15. Bxg7 Kxg7 16. f4 e5 17. f5 g5 18. Qxg5+ Kf7 19. Nd5 Nf6 20. Nxf6 exf6 21. Qh5+ Ke7 22. Rd5 Qc7 23. Rhd1 *", + "Moves": "c7c2 b1a1 c2c1 d1c1 c8c1", + "MovesSAN": "Qxc2+ Ka1 Qc1+ Rxc1 Rxc1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "5rk1/1p3pnp/p3b1p1/q3Q3/4PP2/5N2/nPPRB1PP/1K1R4 b - - 3 22", + "PGN": "1. d4 Nf6 2. Nc3 g6 3. e4 d6 4. Bf4 Bg7 5. Qd2 O-O 6. O-O-O c5 7. dxc5 Nh5 8. Bh6 Qa5 9. cxd6 exd6 10. Bxg7 Nxg7 11. Qxd6 Be6 12. Kb1 Nc6 13. Qa3 Qb6 14. f3 Ne5 15. f4 Nc6 16. Nf3 Rac8 17. Be2 a6 18. Rd2 Nb4 19. Rhd1 Rxc3 20. Qxc3 Nxa2 21. Qd4 Qa5 22. Qe5 *", + "Moves": "a2c3 e5c3 a5a2 b1c1 a2a1", + "MovesSAN": "Nc3+ Qxc3 Qa2+ Kc1 Qa1#", + "Themes": "clearance long mate mateIn3 middlegame queensideAttack sacrifice" + }, + { + "FEN": "3q1nk1/3b2pp/2p1p3/r1PpP3/3Pp1B1/P3P2P/5QP1/5RK1 w - - 0 24", + "PGN": "1. c4 c6 2. d4 d5 3. e3 e6 4. Nc3 Be7 5. Nf3 f5 6. a3 Nf6 7. h3 a6 8. Bd3 O-O 9. O-O Ne4 10. Ne5 Bf6 11. f4 Qb6 12. c5 Qc7 13. Nxe4 fxe4 14. Be2 b6 15. b4 a5 16. Bd2 bxc5 17. bxc5 Bxe5 18. fxe5 Rxf1+ 19. Qxf1 Nd7 20. Bg4 Nf8 21. Qf2 Bd7 22. Rf1 Qd8 23. Bxa5 Rxa5 *", + "Moves": "f2f7 g8h8 f7f8 d8f8 f1f8", + "MovesSAN": "Qf7+ Kh8 Qxf8+ Qxf8 Rxf8#", + "Themes": "backRankMate deflection long mate mateIn3 middlegame" + }, + { + "FEN": "3rkb1r/BQpq2p1/p6p/4p3/5p2/7N/PP2NPPP/R3K2R b KQk - 1 18", + "PGN": "1. d4 d5 2. c4 Nc6 3. cxd5 Qxd5 4. e3 e5 5. Nc3 Qd8 6. d5 Nce7 7. Qa4+ Bd7 8. Bb5 a6 9. Bxd7+ Qxd7 10. Qb3 Nf6 11. Qxb7 Rd8 12. e4 Nxe4 13. Nxe4 Nxd5 14. Ne2 f5 15. Ng5 h6 16. Nh3 Ne3 17. Bxe3 f4 18. Ba7 *", + "Moves": "d7d2 e1f1 d2d1 a1d1 d8d1", + "MovesSAN": "Qd2+ Kf1 Qd1+ Rxd1 Rxd1#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "5rk1/6pp/8/8/4P3/2Q5/q5PP/2R3K1 b - - 0 39", + "PGN": "1. d4 d5 2. Nf3 Nf6 3. Bf4 e6 4. e3 Bd6 5. Nbd2 O-O 6. c3 b6 7. Bd3 Bb7 8. O-O Nbd7 9. Re1 Qe7 10. Rc1 c5 11. Bb1 Rad8 12. Bxd6 Qxd6 13. b3 e5 14. dxe5 Nxe5 15. Nxe5 Qxe5 16. Nf3 Qd6 17. Rc2 Ne4 18. Rce2 f5 19. Qc1 Ba6 20. c4 dxc4 21. bxc4 b5 22. Qa3 bxc4 23. Bxe4 fxe4 24. Ng5 Qf6 25. Nxe4 Qe5 26. Nxc5 Bc8 27. Qxa7 Rf7 28. Qa5 Rd5 29. Rd2 Rxd2 30. Qxd2 Qxc5 31. Qd8+ Rf8 32. Qh4 c3 33. Qa4 Bb7 34. Rc1 Qd5 35. f3 Qd2 36. Qb3+ Bd5 37. Qxc3 Qxa2 38. e4 Bxe4 39. fxe4 *", + "Moves": "a2f2 g1h1 f2f1 c1f1 f8f1", + "MovesSAN": "Qf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "6r1/ppk1Pp1Q/n1p2B2/2NqP3/6r1/P4P2/7P/2R2R1K b - - 0 31", + "PGN": "1. c4 Nf6 2. Nc3 d6 3. e3 d5 4. Nge2 dxc4 5. Ng3 e6 6. Bxc4 Bb4 7. O-O Nc6 8. a3 Bxc3 9. bxc3 Ne5 10. Bb3 Bd7 11. d4 Nc6 12. Bb2 Nd5 13. e4 Nde7 14. c4 Na5 15. Ba2 Nac6 16. d5 exd5 17. cxd5 Nb8 18. Bxg7 Rg8 19. Bf6 c6 20. d6 Na6 21. dxe7 Qc8 22. Qh5 Be6 23. Bxe6 Qxe6 24. e5 Rg6 25. Qxh7 Kd7 26. Rad1+ Kc7 27. Ne4 Rag8 28. Rc1 Rxg2+ 29. Kh1 R2g4 30. Nc5 Qd5+ 31. f3 *", + "Moves": "g4g1 f1g1 d5f3 g1g2 f3g2", + "MovesSAN": "Rg1+ Rxg1 Qxf3+ Rg2 Qxg2#", + "Themes": "deflection kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "1k3b1r/npp2ppp/4p3/5qNn/Q1P5/5P2/P3BP1P/3R3K w - - 0 19", + "PGN": "1. e4 Nc6 2. d4 d5 3. exd5 Qxd5 4. Nf3 Bg4 5. c4 Qe4+ 6. Be2 Bxf3 7. gxf3 Qxd4 8. Be3 Qxb2 9. Nd2 O-O-O 10. O-O Qf6 11. Qa4 Kb8 12. Ne4 Qg6+ 13. Kh1 Nf6 14. Rg1 Qf5 15. Ng5 Nh5 16. Rgd1 Rxd1+ 17. Rxd1 e6 18. Bxa7+ Nxa7 *", + "Moves": "d1d8 a7c8 d8c8 b8c8 a4e8", + "MovesSAN": "Rd8+ Nc8 Rxc8+ Kxc8 Qe8#", + "Themes": "attraction long mate mateIn3 middlegame queensideAttack sacrifice" + }, + { + "FEN": "2r5/p3p1kp/r2p2p1/3P2P1/qpP2P2/P6R/K3B3/7R w - - 0 29", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. Be3 O-O 8. Qd2 Nc6 9. O-O-O Nxd4 10. Bxd4 Be6 11. g4 Qa5 12. g5 Nd7 13. Bxg7 Kxg7 14. a3 Rfc8 15. h4 Ne5 16. f4 Nc4 17. Qd4+ Kg8 18. h5 Nxb2 19. Kxb2 Rc6 20. Nd5 Bxd5 21. exd5 Rb6+ 22. Ka2 Rc8 23. c4 Qa4 24. Qc3 Ra6 25. hxg6 fxg6 26. Rh3 b5 27. Rdh1 b4 28. Qg7+ Kxg7 *", + "Moves": "h3h7 g7g8 h7h8 g8f7 h1h7", + "MovesSAN": "Rxh7+ Kg8 Rh8+ Kf7 R1h7#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "1r5k/1bp3p1/p1p1p1B1/6q1/2PB4/P7/1P3QPP/6K1 w - - 1 27", + "PGN": "1. d4 f5 2. c4 Nf6 3. Nc3 e6 4. Nf3 Bb4 5. e3 O-O 6. Bd3 d5 7. O-O a6 8. a3 Be7 9. Ne5 Nc6 10. Nxc6 bxc6 11. f3 Rb8 12. Qc2 Qe8 13. e4 fxe4 14. fxe4 dxe4 15. Nxe4 Bb7 16. Nxf6+ Bxf6 17. Bxh7+ Kh8 18. Rf3 Bxd4+ 19. Be3 Rxf3 20. Bxd4 Rf4 21. Be5 Rh4 22. Bg6 Qd7 23. Rd1 Qe7 24. Rd4 Qc5 25. Qf2 Rxd4 26. Bxd4 Qg5 *", + "Moves": "d4g7 h8g7 f2f7 g7h8 f7h7", + "MovesSAN": "Bxg7+ Kxg7 Qf7+ Kh8 Qh7#", + "Themes": "attraction endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "3r3r/1b3p2/pp4k1/4pNp1/2P1P3/P4P2/1PQ1BqPP/5R1K b - - 7 28", + "PGN": "1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. c4 Nf6 6. Nc3 Qc7 7. Be2 b6 8. Be3 Bb7 9. f3 Be7 10. Qd2 d6 11. O-O Nc6 12. Rfd1 Rc8 13. a3 h6 14. Rac1 Na5 15. Na4 e5 16. Nf5 Nb3 17. Qd3 Nxc1 18. Rxc1 Nd7 19. Nxg7+ Kf8 20. Nf5 Bg5 21. Bxg5 hxg5 22. Nxd6 Rd8 23. Rd1 Nc5 24. Nxc5 Qxc5+ 25. Kh1 Kg7 26. Nf5+ Kg6 27. Qc2 Qf2 28. Rf1 *", + "Moves": "h8h2 h1h2 d8h8 f5h6 h8h6", + "MovesSAN": "Rxh2+ Kxh2 Rh8+ Nh6 Rxh6#", + "Themes": "attraction kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "1k2r2r/4b1p1/p7/1P1QP3/6q1/1B6/1P1B3P/R4R1K b - - 2 25", + "PGN": "1. e4 c6 2. Nf3 d5 3. exd5 cxd5 4. d4 Nf6 5. Ne5 Nc6 6. f4 e6 7. Bb5 Bd7 8. O-O a6 9. Ba4 b5 10. Bb3 Qb6 11. c3 Nxe5 12. fxe5 Ne4 13. Kh1 Be7 14. Nd2 Nxd2 15. Bxd2 h5 16. Qf3 O-O-O 17. Qxf7 Rde8 18. a4 h4 19. axb5 Bxb5 20. c4 h3 21. cxb5 hxg2+ 22. Kxg2 Qxd4 23. Qxe6+ Kb8 24. Qxd5 Qg4+ 25. Kh1 *", + "Moves": "h8h2 h1h2 e8h8 d2h6 h8h6", + "MovesSAN": "Rxh2+ Kxh2 Rh8+ Bh6 Rxh6#", + "Themes": "attraction long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "8/p2R4/1kp4p/2p1NP2/4P3/2r2P1P/PP2R1r1/1K6 b - - 0 34", + "PGN": "1. d4 Nf6 2. Bg5 e6 3. c3 Be7 4. Nd2 b6 5. e4 Bb7 6. Bd3 d6 7. Qe2 e5 8. Ngf3 Nbd7 9. O-O-O c6 10. Kb1 Qc7 11. h3 O-O-O 12. Ba6 Rhe8 13. Bxb7+ Kxb7 14. Nh4 Bf8 15. Qf3 h6 16. Be3 g6 17. g4 Bg7 18. Qg3 Re6 19. dxe5 dxe5 20. Nf5 gxf5 21. gxf5 Rd6 22. Qxg7 Rg8 23. Qxf7 Nc5 24. Qxc7+ Kxc7 25. Bxc5 bxc5 26. f3 Rg2 27. Kc1 Rd3 28. Rhf1 Nh5 29. Nc4 Nf4 30. Nxe5 Re3 31. Rfe1 Ne2+ 32. Kb1 Rxc3 33. Rd7+ Kb6 34. Rxe2 *", + "Moves": "g2g1 e2e1 g1e1 d7d1 e1d1", + "MovesSAN": "Rg1+ Re1 Rxe1+ Rd1 Rxd1#", + "Themes": "endgame long master masterVsMaster mate mateIn3" + }, + { + "FEN": "8/2Q2p1k/6p1/7p/8/1q3P2/4r1PP/2R3K1 b - - 2 33", + "PGN": "1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 O-O 5. f3 d6 6. Be3 e5 7. Qd2 exd4 8. Bxd4 Nc6 9. Be3 a6 10. Bd3 Rb8 11. Nge2 Ne5 12. b3 b5 13. cxb5 Nxd3+ 14. Qxd3 axb5 15. Nxb5 Ba6 16. a4 Nxe4 17. Rc1 Nf6 18. Ned4 Bxb5 19. axb5 Qd7 20. Nc6 Rbe8 21. O-O Nh5 22. Bd4 Re6 23. Bxg7 Nxg7 24. Rc3 Rfe8 25. Rfc1 Nf5 26. Nd4 Nxd4 27. Qxd4 Qxb5 28. Rxc7 Qxb3 29. Rd7 Re2 30. Rxd6 h5 31. Rd8 Rxd8 32. Qxd8+ Kh7 33. Qc7 *", + "Moves": "b3e3 g1h1 e2e1 c1e1 e3e1", + "MovesSAN": "Qe3+ Kh1 Re1+ Rxe1 Qxe1#", + "Themes": "backRankMate endgame long master mate mateIn3" + }, + { + "FEN": "r2k2r1/pbpn3p/1p1p3p/1N1P1q2/8/5P2/PPP1Q1PP/R3R1K1 w - - 0 16", + "PGN": "1. e4 b6 2. d4 Bb7 3. Nc3 e6 4. f3 Bb4 5. Ne2 Bxc3+ 6. Nxc3 Nh6 7. Bd3 f5 8. Bxh6 gxh6 9. exf5 exf5 10. O-O Qg5 11. Re1+ Kd8 12. d5 d6 13. Qe2 Rg8 14. Nb5 Nd7 15. Bxf5 Qxf5 *", + "Moves": "e2e7 d8c8 e7e8 g8e8 e1e8", + "MovesSAN": "Qe7+ Kc8 Qe8+ Rxe8 Rxe8#", + "Themes": "long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "8/1p3Q2/2p5/pP4k1/P1P1q3/8/3PR1PP/7K b - - 0 33", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qe6+ 4. Be2 Qc6 5. Nf3 Nf6 6. O-O Nbd7 7. a3 e5 8. b4 a6 9. Bb2 e4 10. Nd4 Qb6 11. Nf5 a5 12. b5 Nc5 13. Ne3 h5 14. a4 Rh6 15. Ncd5 Nxd5 16. Nxd5 Qd6 17. c4 c6 18. Nb6 Rb8 19. Nxc8 Rxc8 20. Bxh5 Nd3 21. Qg4 Rc7 22. Bxg7 Bxg7 23. Qxg7 Rxh5 24. Qg8+ Ke7 25. f3 Qd4+ 26. Kh1 Rf5 27. Qg3 Nf4 28. fxe4 Qxe4 29. Rae1 Ne2 30. Qxc7+ Kf6 31. Rxf5+ Kxf5 32. Qxf7+ Kg5 33. Rxe2 *", + "Moves": "e4b1 e2e1 b1e1 f7f1 e1f1", + "MovesSAN": "Qb1+ Re1 Qxe1+ Qf1 Qxf1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "r5k1/p2n2b1/2p3Q1/3p2p1/Pq1Pp3/6PB/1P5P/R5K1 w - - 2 30", + "PGN": "1. d4 f5 2. c3 Nf6 3. g3 g6 4. Bg2 Bg7 5. Bg5 h6 6. Bxf6 Bxf6 7. e4 d6 8. f4 O-O 9. Nf3 fxe4 10. Nfd2 d5 11. Na3 c6 12. O-O b5 13. Nc2 Bg7 14. Ne3 Nd7 15. f5 g5 16. Qh5 Nf6 17. Qe2 Qd7 18. Nb3 Qe8 19. Nc5 e5 20. fxe6 Bxe6 21. a4 b4 22. cxb4 Nd7 23. Rxf8+ Bxf8 24. Nxe6 Qxe6 25. Qh5 Bg7 26. Bh3 Qe7 27. Nf5 Qxb4 28. Nxh6+ Bxh6 29. Qg6+ Bg7 *", + "Moves": "h3e6 g8h8 g6h5 g7h6 h5h6", + "MovesSAN": "Be6+ Kh8 Qh5+ Bh6 Qxh6#", + "Themes": "exposedKing fork long mate mateIn3 middlegame pin" + }, + { + "FEN": "4r2k/5RR1/2p5/2N3p1/2p4p/P1P3n1/1P1K4/4r3 w - - 12 42", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nc3 Bc5 4. d4 exd4 5. Nxd4 d6 6. Be3 O-O 7. Qd2 Re8 8. f3 a5 9. O-O-O a4 10. a3 Be6 11. Nxe6 Bxe3 12. Qxe3 Rxe6 13. Bc4 Re8 14. Bb5 c6 15. Bxa4 b5 16. Bb3 Qc7 17. Rd2 d5 18. Rhd1 dxe4 19. fxe4 Na6 20. g4 Nxg4 21. Qf3 Ne5 22. Qg3 Kh8 23. Rd7 Qb8 24. Bxf7 Rf8 25. Be6 Nc4 26. Bxc4 Qxg3 27. hxg3 bxc4 28. Re7 Rae8 29. Ra7 Nc5 30. Na4 Nxe4 31. c3 Nxg3 32. Rdd7 Rg8 33. Nc5 h5 34. Rf7 h4 35. Rf4 g5 36. Rff7 Re1+ 37. Kd2 Rge8 38. Rh7+ Kg8 39. Rag7+ Kf8 40. Rf7+ Kg8 41. Rhg7+ Kh8 *", + "Moves": "g7h7 h8g8 f7g7 g8f8 c5d7", + "MovesSAN": "Rh7+ Kg8 Rfg7+ Kf8 Nd7#", + "Themes": "endgame exposedKing long mate mateIn3" + }, + { + "FEN": "3r2k1/5p2/3q1pp1/pN5p/5P1Q/8/PPP3PP/2K4R b - - 0 24", + "PGN": "1. d4 d5 2. Nc3 c6 3. e4 Nf6 4. Bg5 h6 5. Bxf6 exf6 6. exd5 Bb4 7. dxc6 Nxc6 8. d5 Ne7 9. Qd4 Bd6 10. O-O-O O-O 11. Bd3 Be5 12. Qb4 a5 13. Qe4 g6 14. Nb5 Bf5 15. Qh4 h5 16. d6 Bxd3 17. dxe7 Qxe7 18. Rxd3 Rfd8 19. Rxd8+ Rxd8 20. Nf3 Qc5 21. Nxe5 Qxe5 22. Nc3 b5 23. f4 Qd6 24. Nxb5 *", + "Moves": "d6d2 c1b1 d2d1 h1d1 d8d1", + "MovesSAN": "Qd2+ Kb1 Qd1+ Rxd1 Rxd1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "2b2rk1/r1q1Qp1p/p2p2p1/1ppP4/2P3P1/7P/PP1B4/4RKR1 w - - 2 21", + "PGN": "1. d4 Nf6 2. c4 c5 3. d5 d6 4. Nc3 g6 5. e4 Bg7 6. f4 O-O 7. h3 Nbd7 8. Nf3 Qa5 9. Bd2 a6 10. e5 dxe5 11. fxe5 Nh5 12. g4 Ng3 13. Rg1 Nxf1 14. Kxf1 Nxe5 15. Nxe5 Bxe5 16. Qe2 Qc7 17. Re1 Bd6 18. Ne4 b5 19. Nxd6 exd6 20. Qe7 Ra7 *", + "Moves": "e7f8 g8f8 d2h6 f8g8 e1e8", + "MovesSAN": "Qxf8+ Kxf8 Bh6+ Kg8 Re8#", + "Themes": "attraction kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "5k2/4r3/p7/1p1R4/5ppp/P6P/1P3PP1/4R1K1 b - - 0 34", + "PGN": "1. e4 c5 2. Nc3 Nc6 3. Bc4 e5 4. Nf3 d6 5. a3 Bg4 6. h3 Bxf3 7. Qxf3 Nf6 8. d3 Be7 9. Bg5 Nd4 10. Qd1 h6 11. Bh4 g5 12. Bg3 h5 13. Ne2 h4 14. Bh2 a6 15. c3 Nxe2 16. Qxe2 b5 17. Ba2 Nh5 18. Qg4 Nf4 19. Bxf4 exf4 20. Qf5 Rf8 21. Bd5 Ra7 22. Bc6+ Rd7 23. O-O Qc7 24. Bxd7+ Qxd7 25. Qd5 f6 26. Rfe1 Rf7 27. d4 cxd4 28. cxd4 Kf8 29. e5 fxe5 30. dxe5 Qf5 31. Rad1 g4 32. exd6 Qxd5 33. dxe7+ Rxe7 34. Rxd5 *", + "Moves": "e7e1 g1h2 g4g3 f2g3 h4g3", + "MovesSAN": "Rxe1+ Kh2 g3+ fxg3 hxg3#", + "Themes": "endgame hangingPiece long mate mateIn3 rookEndgame" + }, + { + "FEN": "5qk1/p1n3pR/2p3B1/2Pp4/1P6/P1Q5/5rP1/6K1 w - - 1 41", + "PGN": "1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Bf4 Bg4 5. Nc3 e6 6. h3 Bh5 7. e3 Bd6 8. Bxd6 Qxd6 9. c5 Qc7 10. Be2 Nbd7 11. O-O b6 12. Na4 bxc5 13. Nxc5 Nxc5 14. dxc5 Ne4 15. Rc1 Qa5 16. Qc2 Bg6 17. Ne5 O-O 18. Nxg6 fxg6 19. Bd3 Nf6 20. a3 Rab8 21. Ra1 Nd7 22. b4 Qc7 23. Rab1 Rf6 24. h4 Kh8 25. h5 Nf8 26. e4 Qe5 27. Rfe1 Qxh5 28. exd5 exd5 29. Qc3 Ne6 30. Re5 Qh4 31. Rbe1 Qf4 32. R1e2 Nc7 33. Re7 Rf7 34. R7e3 Rbf8 35. Rf3 Qg5 36. Rxf7 Rxf7 37. Re3 Qd8 38. Rh3 Qf8 39. Bxg6 Rxf2 40. Rxh7+ Kg8 *", + "Moves": "h7h8 g8h8 c3h3 h8g8 h3h7", + "MovesSAN": "Rh8+ Kxh8 Qh3+ Kg8 Qh7#", + "Themes": "attraction endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "8/2Q1R2p/6pk/8/4B3/3P1p1P/r4rPK/8 b - - 4 44", + "PGN": "1. e4 d6 2. Nf3 Nf6 3. d3 g6 4. Nc3 Bg7 5. Be3 O-O 6. h3 c5 7. Be2 Nc6 8. Qd2 a6 9. Bh6 b5 10. a3 b4 11. axb4 Nxb4 12. Bxg7 Kxg7 13. b3 a5 14. O-O Bd7 15. Ra3 d5 16. exd5 Nfxd5 17. Nxd5 Nxd5 18. Rfa1 Nb4 19. Qc3+ Kg8 20. Ne5 Be6 21. Qxc5 Rc8 22. Qxa5 Nxc2 23. Qxd8 Rfxd8 24. Nc4 Nxa3 25. Rxa3 Bxc4 26. bxc4 Ra8 27. Rb3 Ra1+ 28. Kh2 e5 29. Rb7 Ra2 30. Bf3 Rxf2 31. Bd5 Rf8 32. Re7 Re2 33. Be4 f5 34. Bd5+ Kh8 35. Kg3 Re3+ 36. Kh2 f4 37. Be4 Ra8 38. Rxe5 Ra2 39. c5 Ree2 40. c6 Rf2 41. c7 f3 42. c8=Q+ Kg7 43. Qc7+ Kh6 44. Re7 *", + "Moves": "f2g2 h2h1 a2a1 c7c1 a1c1", + "MovesSAN": "Rxg2+ Kh1 Ra1+ Qc1+ Rxc1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "7k/4Nrpp/rp2pn2/3p4/3P4/4P3/Pq3PPP/2R2RK1 w - - 0 21", + "PGN": "1. d4 e6 2. Bf4 d5 3. e3 Bd6 4. Bxd6 cxd6 5. c4 dxc4 6. Bxc4 d5 7. Bd3 Nf6 8. Nc3 b6 9. Nf3 Ba6 10. Bxa6 Nxa6 11. Qa4+ Qd7 12. Qxa6 O-O 13. O-O Rac8 14. Ne5 Qc7 15. Nb5 Qc2 16. Nxa7 Ra8 17. Rac1 Qxb2 18. Nc8 Rxa6 19. Ne7+ Kh8 20. Nxf7+ Rxf7 *", + "Moves": "c1c8 f6e8 c8e8 f7f8 e8f8", + "MovesSAN": "Rc8+ Ne8 Rxe8+ Rf8 Rxf8#", + "Themes": "backRankMate long mate mateIn3 middlegame" + }, + { + "FEN": "6k1/4q2p/p1b1p1p1/4PpRQ/1p2pP2/6RP/Prr3PK/1N6 w - - 0 25", + "PGN": "1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Nf3 Nf6 5. Bd3 e6 6. O-O Be7 7. Bg5 O-O 8. Nc3 Nbd7 9. Ne5 a6 10. f4 b5 11. Rf3 Bb7 12. Rg3 Ne4 13. Bxe4 dxe4 14. Bxe7 Qxe7 15. Qe2 f5 16. Qh5 Nxe5 17. dxe5 Rac8 18. Re1 b4 19. Nb1 Rxc2 20. Rg5 Rfc8 21. h3 Rxb2 22. Kh2 Rcc2 23. Re3 Bc6 24. Reg3 g6 *", + "Moves": "g5g6 h7g6 h5g6 e7g7 g6g7", + "MovesSAN": "Rxg6+ hxg6 Qxg6+ Qg7 Qxg7#", + "Themes": "kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "kr6/ppR5/5qp1/3p3r/1Q1P1B2/8/PP5P/6K1 w - - 7 36", + "PGN": "1. e4 c6 2. d4 d5 3. e5 Bf5 4. Bd3 Bxd3 5. Qxd3 e6 6. Ne2 c5 7. c3 Nc6 8. O-O Qb6 9. f4 cxd4 10. cxd4 Nge7 11. Nd2 Nf5 12. Nf3 g6 13. g4 Nfe7 14. Ng3 Bg7 15. f5 Bxe5 16. fxe6 fxe6 17. Be3 Bg7 18. Ng5 Nb4 19. Qd2 h6 20. Nxe6 Qxe6 21. Rae1 Qb6 22. g5 h5 23. Rf6 Bxf6 24. gxf6 Nbc6 25. fxe7 Nxe7 26. Bg5 Rh7 27. Qe3 Qd6 28. Qd3 O-O-O 29. Nxh5 Rxh5 30. Qc2+ Qc6 31. Qd2 Kb8 32. Rxe7 Rf8 33. Bf4+ Ka8 34. Rc7 Qf6 35. Qb4 Rb8 *", + "Moves": "b4b7 b8b7 c7c8 b7b8 c8b8", + "MovesSAN": "Qxb7+ Rxb7 Rc8+ Rb8 Rxb8#", + "Themes": "endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "2r3k1/5pb1/Q2B2p1/3P4/4Pn2/5P2/P6P/6K1 b - - 0 33", + "PGN": "1. e4 c5 2. c3 Nc6 3. d3 e5 4. f4 d6 5. Nf3 Bg4 6. Be2 Bxf3 7. Bxf3 Nf6 8. O-O Be7 9. Na3 O-O 10. Kh1 a6 11. Nc2 b5 12. Qe1 b4 13. Ne3 bxc3 14. bxc3 exf4 15. Nf5 Ne5 16. d4 cxd4 17. cxd4 Nxf3 18. gxf3 Re8 19. Nxg7 Kxg7 20. Rg1+ Kh8 21. Bxf4 Rg8 22. Qc3 Rg6 23. d5 Rc8 24. Qd4 Kg8 25. Rxg6+ hxg6 26. Rg1 Nh5 27. Bh6 Bf6 28. Qa7 Bg7 29. Bg5 Qc7 30. Qxa6 Qc5 31. Be7 Nf4 32. Bxd6 Qxg1+ 33. Kxg1 *", + "Moves": "g7d4 g1h1 c8c1 a6f1 c1f1", + "MovesSAN": "Bd4+ Kh1 Rc1+ Qf1 Rxf1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "r6k/ppp2p1p/4bprQ/8/4qp2/7P/PPPR2P1/3R3K w - - 5 24", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nd4 4. O-O Nxf3+ 5. Qxf3 Nf6 6. d4 d6 7. dxe5 dxe5 8. Nc3 Bd6 9. Bg5 O-O 10. Bxf6 gxf6 11. Nd5 Be7 12. Rad1 Qd6 13. Qh5 Re8 14. Rd3 Qe6 15. Nxe7+ Qxe7 16. Rg3+ Kh8 17. f4 Qc5+ 18. Kh1 Qxc4 19. Rd1 exf4 20. Rgd3 Qxe4 21. h3 Rg8 22. R3d2 Be6 23. Qh6 Rg6 *", + "Moves": "d2d8 a8d8 d1d8 g6g8 h6f6", + "MovesSAN": "Rd8+ Rxd8 Rxd8+ Rg8 Qxf6#", + "Themes": "kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "5bk1/pp2B3/4p1p1/3pP3/1P1P2P1/1qr5/5R2/5RK1 w - - 0 30", + "PGN": "1. d4 d5 2. e3 Nf6 3. Bd3 c5 4. c3 Nc6 5. f4 Bg4 6. Nf3 e6 7. Nbd2 Be7 8. O-O O-O 9. Qe1 Rc8 10. Ne5 Bf5 11. Qe2 Re8 12. Rf3 Ne4 13. Rf1 cxd4 14. exd4 Nd6 15. g4 Bxd3 16. Qxd3 g6 17. Ndf3 Ne4 18. Nd2 Nxd2 19. Bxd2 Qb6 20. b4 Nxe5 21. fxe5 Rc4 22. Rf2 Bf8 23. Raf1 Re7 24. h4 Qa6 25. h5 Qxa2 26. hxg6 hxg6 27. Bg5 Qb3 28. Bxe7 Rxc3 29. Qxg6+ fxg6 *", + "Moves": "f2f8 g8h7 f1f7 h7h6 f8h8", + "MovesSAN": "Rxf8+ Kh7 R1f7+ Kh6 Rh8#", + "Themes": "endgame exposedKing long mate mateIn3" + }, + { + "FEN": "3r1r1k/ppp3b1/2b3Bp/4qP2/4p2R/2P4Q/PP4PP/4R1K1 w - - 0 26", + "PGN": "1. e4 e6 2. f4 d6 3. Nf3 Ne7 4. Be2 g6 5. O-O Nd7 6. Nc3 Bg7 7. d3 h6 8. Bd2 O-O 9. Qc1 f5 10. Nh4 Kh7 11. Qe1 e5 12. Qg3 exf4 13. Bxf4 g5 14. Nxf5 Nxf5 15. exf5 gxf4 16. Rxf4 Nf6 17. Ne4 Nxe4 18. dxe4 Qf6 19. c3 Bd7 20. Bh5 Bc6 21. Rg4 Qe5 22. Bg6+ Kh8 23. Re1 Rad8 24. Qh3 d5 25. Rh4 dxe4 *", + "Moves": "h4h6 g7h6 h3h6 h8g8 h6h7", + "MovesSAN": "Rxh6+ Bxh6 Qxh6+ Kg8 Qh7#", + "Themes": "exposedKing kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "r4r2/ppp2p1k/2n4p/4P3/3P2Q1/2P2R2/2q3PP/5RK1 w - - 2 27", + "PGN": "1. e3 e5 2. c4 Nf6 3. Nc3 d5 4. cxd5 Nxd5 5. Bc4 Nxc3 6. bxc3 Nc6 7. d4 e4 8. Qh5 Qf6 9. Nh3 Be6 10. Bxe6 Qxe6 11. Ng5 Qf6 12. Nxe4 Qe6 13. Qh4 Be7 14. Ng5 Qf6 15. e4 h6 16. e5 Qg6 17. Qh3 Bxg5 18. Bxg5 Qxg5 19. O-O O-O 20. f4 Qg6 21. f5 Qg5 22. Rf3 Qd2 23. Raf1 Qxa2 24. f6 Qc2 25. fxg7 Kxg7 26. Qg4+ Kh7 *", + "Moves": "f3f7 f8f7 f1f7 h7h8 g4g7", + "MovesSAN": "Rxf7+ Rxf7 Rxf7+ Kh8 Qg7#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "6rk/p3B2p/2p1q2r/P3p3/1P3p2/2PR1P2/3Q2PP/6RK b - - 0 35", + "PGN": "1. e4 d5 2. exd5 Nf6 3. Bb5+ Bd7 4. Bc4 Bg4 5. f3 Bf5 6. Nc3 c6 7. dxc6 Nxc6 8. Nge2 e5 9. Ng3 Bg6 10. d3 Bc5 11. Bb5 O-O 12. Bxc6 bxc6 13. Qe2 Qb6 14. Nge4 Nxe4 15. Nxe4 Bd4 16. c3 Bxe4 17. dxe4 Qa5 18. Bd2 Bb6 19. a4 Qc5 20. b4 Qe7 21. a5 Bd8 22. O-O Qe6 23. Be3 Be7 24. Rfd1 g6 25. Rd3 f5 26. exf5 gxf5 27. Rf1 f4 28. Bf2 Kh8 29. Re1 Bf6 30. Qd2 Be7 31. Rd1 Rg8 32. Kh1 Rg6 33. Rg1 Rag8 34. Bc5 Rh6 35. Bxe7 *", + "Moves": "h6h2 h1h2 e6h6 e7h4 h6h4", + "MovesSAN": "Rxh2+ Kxh2 Qh6+ Bh4 Qxh4#", + "Themes": "attraction kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "2k2b1r/1p1r1ppn/8/1p1P2Pp/3p1B1P/P7/1P4B1/4R1K1 w - - 0 30", + "PGN": "1. g4 h6 2. d4 e6 3. e4 c5 4. d5 Nf6 5. Bg2 exd5 6. e5 Qe7 7. Qe2 Ne4 8. c4 d6 9. cxd5 Ng5 10. h4 Nh7 11. f4 h5 12. g5 Bg4 13. Nf3 Nd7 14. O-O O-O-O 15. Nc3 dxe5 16. fxe5 Bxf3 17. Qxf3 Nxe5 18. Qe4 Ng4 19. Qa4 Qe5 20. Bf4 Qd4+ 21. Qxd4 cxd4 22. Nb5 Kd7 23. a3 a6 24. Rac1 axb5 25. Rc7+ Ke8 26. Re1+ Ne3 27. Bxe3 Rd7 28. Bf4+ Kd8 29. Rc8+ Kxc8 *", + "Moves": "e1e8 d7d8 g2h3 f7f5 g5f6", + "MovesSAN": "Re8+ Rd8 Bh3+ f5 gxf6#", + "Themes": "discoveredAttack enPassant long mate mateIn3 middlegame pin" + }, + { + "FEN": "6k1/5pbp/4pnp1/2Q5/P3pP2/Bq2P3/6PP/6K1 w - - 0 28", + "PGN": "1. d4 d5 2. c4 e6 3. e3 Nc6 4. Nf3 Nf6 5. c5 b6 6. Bb5 Bd7 7. O-O g6 8. Ne5 Nxe5 9. Bxd7+ Nexd7 10. cxb6 axb6 11. Qb3 Bd6 12. Qb5 Bf8 13. f4 Bg7 14. Nc3 O-O 15. Qe2 Ne4 16. Nxe4 dxe4 17. b3 Nf6 18. a4 Qd6 19. Ba3 c5 20. dxc5 bxc5 21. Rfc1 Rac8 22. Rd1 Qc7 23. Rac1 Rfd8 24. Rxc5 Rxd1+ 25. Qxd1 Qb7 26. Qc1 Rxc5 27. Qxc5 Qxb3 *", + "Moves": "c5c8 f6e8 c8e8 g7f8 e8f8", + "MovesSAN": "Qc8+ Ne8 Qxe8+ Bf8 Qxf8#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "3r2k1/Q3pp1p/6p1/1r6/2R1B3/5P1P/P4PK1/q6R b - - 2 24", + "PGN": "1. Nf3 d5 2. e3 c5 3. b3 g6 4. Bb2 Nf6 5. c4 dxc4 6. bxc4 Bg7 7. Nc3 O-O 8. h3 Nc6 9. d4 cxd4 10. exd4 Qa5 11. Bd3 Rd8 12. d5 Nxd5 13. cxd5 Bxc3+ 14. Bxc3 Qxc3+ 15. Ke2 Rxd5 16. Rc1 Qf6 17. Qb3 Be6 18. Qxb7 Rad8 19. Be4 Nd4+ 20. Kf1 Rb5 21. Qxa7 Bc4+ 22. Rxc4 Nxf3 23. gxf3 Qa1+ 24. Kg2 *", + "Moves": "b5g5 g2h2 a1e5 f3f4 e5f4", + "MovesSAN": "Rg5+ Kh2 Qe5+ f4 Qxf4#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "r1b2rk1/pp3Nbp/8/2pQ1P2/2P4q/7n/P3N2P/1R3R1K w - - 2 28", + "PGN": "1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f4 O-O 6. Nf3 c5 7. d5 Nbd7 8. Be2 Re8 9. O-O Ng4 10. Ng5 Nh6 11. Be3 Nf8 12. Bf2 f5 13. Bg3 fxe4 14. Ngxe4 Nf5 15. Bf2 e6 16. dxe6 Nxe6 17. g4 Nfd4 18. Bg3 Nxe2+ 19. Nxe2 Bxb2 20. Rb1 Bg7 21. Nxd6 Rf8 22. Qd5 Kh8 23. f5 gxf5 24. gxf5 Ng5 25. Bh4 Nh3+ 26. Kh1 Qxh4 27. Nf7+ Kg8 *", + "Moves": "f7h6 g8h8 d5g8 f8g8 h6f7", + "MovesSAN": "Nh6+ Kh8 Qg8+ Rxg8 Nf7#", + "Themes": "doubleCheck kingsideAttack long mate mateIn3 middlegame sacrifice smotheredMate" + }, + { + "FEN": "3rr2k/pbp3q1/1p3NQ1/3Pp3/2P3n1/P3P1R1/1P6/2K5 w - - 7 37", + "PGN": "1. d4 Nf6 2. c4 g6 3. Bg5 Bg7 4. Qd2 O-O 5. Bh6 Re8 6. Bxg7 Kxg7 7. h4 e6 8. e3 Ne4 9. Qd3 Nf6 10. Nc3 b6 11. O-O-O Bb7 12. f3 Na6 13. a3 Nb8 14. Be2 Nh5 15. Rh3 d6 16. g4 Nf6 17. f4 Nbd7 18. g5 Ng8 19. h5 e5 20. hxg6 fxg6 21. fxe5 dxe5 22. d5 Qxg5 23. Nf3 Qe7 24. Ne4 Rad8 25. Rdh1 h6 26. Rg1 Ndf6 27. Rxg6+ Kxg6 28. Nh4+ Kf7 29. Bh5+ Nxh5 30. Qf1+ Nhf6 31. Nf5 Qd7 32. Nxh6+ Nxh6 33. Qxf6+ Kg8 34. Rg3+ Ng4 35. Qg6+ Qg7 36. Nf6+ Kh8 *", + "Moves": "g3h3 g4h6 h3h6 g7h6 g6h6", + "MovesSAN": "Rh3+ Nh6 Rxh6+ Qxh6 Qxh6#", + "Themes": "exposedKing long mate mateIn3 middlegame" + }, + { + "FEN": "1k5r/Rbp3bp/1N2p3/1P1rPpp1/8/BP1q4/2Q2P1P/4K1R1 w - - 1 25", + "PGN": "1. d4 b6 2. e3 Bb7 3. Nf3 Nf6 4. Bd3 e6 5. Nbd2 Qe7 6. b3 Nc6 7. Ne5 Nd5 8. Nxc6 dxc6 9. e4 Nc3 10. Qf3 O-O-O 11. Bb2 Nb5 12. c3 f5 13. e5 g5 14. a4 c5 15. Qe2 cxd4 16. axb5 dxc3 17. Bxc3 Bxg2 18. Rg1 Bb7 19. Rxa7 Qc5 20. Bb2 Rd5 21. Nc4 Bg7 22. Ba3 Qd4 23. Qc2 Qxd3 24. Nxb6+ Kb8 *", + "Moves": "a7b7 b8b7 c2c6 b7b8 c6a8", + "MovesSAN": "Rxb7+ Kxb7 Qc6+ Kb8 Qa8#", + "Themes": "attraction long mate mateIn3 middlegame queensideAttack sacrifice" + }, + { + "FEN": "r1b3k1/ppp3p1/2nbpqB1/3p3Q/3P4/4P3/PPP2PP1/RN2K3 w Q - 1 15", + "PGN": "1. d4 Nf6 2. Bg5 Ne4 3. h4 d5 4. e3 Nxg5 5. hxg5 e6 6. g6 fxg6 7. Bd3 Qf6 8. Qg4 Kf7 9. Nf3 Nc6 10. Ng5+ Kg8 11. Rxh7 Rxh7 12. Nxh7 Kxh7 13. Qh5+ Kg8 14. Bxg6 Bd6 *", + "Moves": "h5h7 g8f8 h7h8 f8e7 h8e8", + "MovesSAN": "Qh7+ Kf8 Qh8+ Ke7 Qe8#", + "Themes": "kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "6k1/ppq1p1bp/4P1p1/1Q1r1p2/8/7P/PP3PP1/6K1 w - - 0 23", + "PGN": "1. e4 c5 2. Nf3 g6 3. c3 Bg7 4. d4 cxd4 5. cxd4 d5 6. e5 Bg4 7. h3 Bxf3 8. Qxf3 Nc6 9. Bb5 Nh6 10. Nc3 Nf5 11. Be3 O-O 12. Nxd5 Ncxd4 13. Bxd4 Nxd4 14. Qe4 Nxb5 15. O-O Nc7 16. Rad1 Nxd5 17. Rxd5 Qc7 18. Rfd1 Rad8 19. e6 f5 20. Qe2 Rxd5 21. Rxd5 Rd8 22. Qb5 Rxd5 *", + "Moves": "b5e8 g7f8 e8f7 g8h8 f7f8", + "MovesSAN": "Qe8+ Bf8 Qf7+ Kh8 Qxf8#", + "Themes": "deflection endgame long mate mateIn3" + }, + { + "FEN": "8/5P2/4p2p/4P1p1/p7/k1K5/8/7q w - - 0 49", + "PGN": "1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Nf3 Nf6 7. Bd3 Bxd3 8. Qxd3 e6 9. O-O Be7 10. c4 Nbd7 11. c5 b6 12. b4 bxc5 13. bxc5 Nxc5 14. Qc3 Nd5 15. Qc4 Nb6 16. Qc2 Nb7 17. Qxc6+ Qd7 18. Qxd7+ Kxd7 19. Be3 Nd5 20. Rac1 Bd6 21. Ne5+ Bxe5 22. dxe5 Ke7 23. Ne4 Rac8 24. Rxc8 Rxc8 25. Rc1 Rxc1+ 26. Bxc1 f5 27. Ba3+ Kd7 28. Nc5+ Nxc5 29. Bxc5 a5 30. a3 Kc6 31. Bd6 Nb6 32. Bf8 g6 33. f4 Nc4 34. Kf2 Kb5 35. Ke2 Ka4 36. Kd3 Nxa3 37. Bxa3 Kxa3 38. Kc3 Ka4 39. Kc4 Ka3 40. Kc3 h6 41. g3 g5 42. h3 Ka2 43. Kc4 a4 44. Kc3 Ka3 45. g4 fxg4 46. f5 gxh3 47. f6 h2 48. f7 h1=Q *", + "Moves": "f7f8q a3a2 f8f2 a2a1 f2b2", + "MovesSAN": "f8=Q+ Ka2 Qf2+ Ka1 Qb2#", + "Themes": "advancedPawn endgame long mate mateIn3 promotion queenEndgame" + }, + { + "FEN": "2kr4/ppp3p1/1b3p2/3P4/4P1N1/1PP5/P3BqP1/R2Q3K b - - 2 22", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Bc4 Nc6 4. d3 Bc5 5. O-O d5 6. exd5 Nd4 7. Nxd4 Bxd4 8. c3 Bb6 9. Re1 e4 10. dxe4 Ng4 11. Nd2 h5 12. Nf3 h4 13. Bg5 f6 14. Bxh4 Qd6 15. Bg3 Qc5 16. b3 Nxf2 17. Bxf2 Qxf2+ 18. Kh1 Bg4 19. Re2 Rxh2+ 20. Nxh2 Bxe2 21. Bxe2 O-O-O 22. Ng4 *", + "Moves": "d8h8 g4h2 h8h2 h1h2 f2h4", + "MovesSAN": "Rh8+ Nh2 Rxh2+ Kxh2 Qh4#", + "Themes": "attraction kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "N5k1/5ppp/p4n2/2p2q2/1p6/6KP/b3rPP1/3RR3 w - - 0 26", + "PGN": "1. d4 e6 2. c4 Bb4+ 3. Bd2 Bxd2+ 4. Qxd2 Nf6 5. Nc3 b6 6. e4 d6 7. Nf3 Bb7 8. Bd3 O-O 9. Qe2 c5 10. d5 exd5 11. cxd5 Re8 12. Bb5 Nbd7 13. O-O-O a6 14. Bxd7 Qxd7 15. h3 b5 16. e5 dxe5 17. Nxe5 Qf5 18. Rhe1 b4 19. Na4 Bxd5 20. Nb6 Bxa2 21. Nxa8 Qb1+ 22. Kd2 Qxb2+ 23. Ke3 Qxe5+ 24. Kf3 Qf5+ 25. Kg3 Rxe2 *", + "Moves": "d1d8 f6e8 d8e8 e2e8 e1e8", + "MovesSAN": "Rd8+ Ne8 Rxe8+ Rxe8 Rxe8#", + "Themes": "backRankMate long mate mateIn3 middlegame xRayAttack" + }, + { + "FEN": "8/p6p/2p1N1p1/7k/4P2P/1R4PK/PP3q2/5n2 w - - 11 38", + "PGN": "1. e4 e5 2. Nf3 d5 3. exd5 e4 4. Nd4 Qxd5 5. c3 Bc5 6. Bb5+ c6 7. Ba4 Bxd4 8. cxd4 Qxd4 9. Bb3 Nf6 10. O-O O-O 11. d3 exd3 12. Be3 Qe5 13. Qxd3 Ng4 14. g3 Bf5 15. Qe2 Nxe3 16. fxe3 Bh3 17. Nd2 Bxf1 18. Rxf1 Nd7 19. Nf3 Qh5 20. h4 Ne5 21. Qf2 Nd3 22. Qc2 Nb4 23. Qb1 Rad8 24. Ng5 Nd5 25. e4 Ne3 26. Bxf7+ Rxf7 27. Rxf7 Rd1+ 28. Qxd1 Qxd1+ 29. Kh2 Qe2+ 30. Kh3 Qg4+ 31. Kh2 g6 32. Rxb7 Nf1+ 33. Kg2 Qe2+ 34. Kh3 Qf2 35. Rb8+ Kg7 36. Ne6+ Kh6 37. Rb3 Kh5 *", + "Moves": "g3g4 h5h6 g4g5 h6h5 e6g7", + "MovesSAN": "g4+ Kh6 g5+ Kh5 Ng7#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "1r6/7R/p4kqQ/2pP4/3nPp2/5P2/1p5P/3K4 w - - 5 36", + "PGN": "1. e4 e5 2. f4 Bc5 3. Nf3 d6 4. Bc4 Nc6 5. c3 Nf6 6. d3 a6 7. a4 O-O 8. Qe2 Be6 9. Bxe6 fxe6 10. Be3 Bxe3 11. Qxe3 Ng4 12. Qd2 exf4 13. Na3 Nge5 14. O-O-O Nxf3 15. gxf3 e5 16. Rdg1 Kh8 17. Rg4 Na7 18. Rhg1 Rf7 19. Qg2 Qe7 20. Nc4 b5 21. Nd2 bxa4 22. d4 exd4 23. cxd4 Rc8 24. Nc4 c5 25. d5 Nb5 26. Qh3 Nd4 27. Kd1 Rb8 28. Rh4 h6 29. Rg6 a3 30. Nxd6 axb2 31. Nxf7+ Qxf7 32. Rgxh6+ gxh6 33. Rxh6+ Kg7 34. Rh7+ Kf6 35. Qh6+ Qg6 *", + "Moves": "h6f4 g6f5 e4e5 f6g6 f4h6", + "MovesSAN": "Qxf4+ Qf5 e5+ Kg6 Qh6#", + "Themes": "endgame exposedKing fork long mate mateIn3 pin" + }, + { + "FEN": "2k2r2/2p3Q1/1p4n1/pP2pq2/P3p3/1N2P3/2PP2PP/R5K1 b - - 0 23", + "PGN": "1. f4 d5 2. Nf3 Bg4 3. e3 Nf6 4. Be2 e6 5. O-O Bxf3 6. Bxf3 Nc6 7. b3 Be7 8. Ba3 Qd7 9. Bxe7 Nxe7 10. a4 Ng6 11. Nc3 O-O-O 12. Nb5 a6 13. Nd4 Ne4 14. Bxe4 dxe4 15. b4 f6 16. b5 a5 17. Rf2 e5 18. fxe5 fxe5 19. Nb3 b6 20. Qh5 Rhf8 21. Rxf8 Rxf8 22. Qxh7 Qf5 23. Qxg7 *", + "Moves": "f5f2 g1h1 f2f1 a1f1 f8f1", + "MovesSAN": "Qf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "3r1Nk1/p1p2pp1/1p5p/8/1P2b3/1QPq2R1/P3NR2/4K3 b - - 2 33", + "PGN": "1. e4 e5 2. d3 Nf6 3. c3 Nc6 4. h3 Bc5 5. Be2 d5 6. Qc2 dxe4 7. dxe4 O-O 8. Bf3 b6 9. Ne2 Ba6 10. O-O Bb7 11. Bg5 Qd6 12. b4 Bxf2+ 13. Rxf2 Ne7 14. Rf1 Ng6 15. Na3 h6 16. Be3 Nh4 17. Nc4 Qe6 18. Nb2 Nxf3+ 19. gxf3 Qxh3 20. Rf2 Nxe4 21. fxe4 Qxe3 22. Rf1 Bxe4 23. Qb3 Qh3 24. Rh2 Qg4+ 25. Kf2 Qf3+ 26. Ke1 Qg4 27. Rg1 Qf3 28. Rf2 Qe3 29. Nc4 Qd3 30. Nxe5 Qh3 31. Nd7 Rad8 32. Nxf8 Qd3 33. Rg3 *", + "Moves": "d3d2 e1f1 d2d1 b3d1 d8d1", + "MovesSAN": "Qd2+ Kf1 Qd1+ Qxd1 Rxd1#", + "Themes": "exposedKing long mate mateIn3 middlegame" + }, + { + "FEN": "3r1r1k/3q2pp/8/2R4R/p7/8/P1Q2BPP/6K1 b - - 1 33", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bf4 e5 7. Bg3 exd4 8. Qxd4 Nc6 9. Qc4 Be6 10. Qa4 b5 11. Qa3 d5 12. b4 dxe4 13. Rd1 Qb6 14. Bxb5 e3 15. O-O Bxb4 16. Bxc6+ Qxc6 17. Qxb4 a5 18. Qd4 exf2+ 19. Bxf2 O-O 20. Rfe1 Rac8 21. Rd3 Bc4 22. Rg3 Nh5 23. Rg4 f5 24. Rg5 Rcd8 25. Qh4 Nf6 26. Rxf5 Be6 27. Rc5 Qd7 28. Ne4 Nxe4 29. Qxe4 Bf5 30. Qc4+ Kh8 31. Ree5 Bxc2 32. Qxc2 a4 33. Rh5 *", + "Moves": "d7d1 c2d1 d8d1 f2e1 d1e1", + "MovesSAN": "Qd1+ Qxd1 Rxd1+ Be1 Rxe1#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "r2q1rk1/pnpb1pbp/1p1p2pQ/3P4/3N4/2BB4/P1P2PPP/R3R1K1 w - - 4 17", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d4 exd4 5. O-O Nxe4 6. Nc3 Nxc3 7. bxc3 Be7 8. cxd4 O-O 9. d5 Na5 10. Bd3 d6 11. Bd2 b6 12. Nd4 Bd7 13. Re1 Nb7 14. Qh5 g6 15. Qh6 Bf6 16. Bc3 Bg7 *", + "Moves": "h6g7 g8g7 d4f5 g7g8 f5h6", + "MovesSAN": "Qxg7+ Kxg7 Nf5+ Kg8 Nh6#", + "Themes": "attraction doubleCheck kingsideAttack long master mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "8/k1p4Q/p3p1pB/2RpP2p/3P3P/2P2K2/2P2PP1/4rq2 b - - 8 38", + "PGN": "1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 Ne7 5. a3 Bxc3+ 6. bxc3 b6 7. Qg4 Ng6 8. h4 h5 9. Qg3 Ba6 10. Bxa6 Nxa6 11. Nh3 Qd7 12. Nf4 Nxf4 13. Bxf4 g6 14. Bg5 Qc6 15. Bf6 Rg8 16. Qd3 Nb8 17. a4 Kd7 18. Kd2 Kc8 19. a5 b5 20. a6 Nxa6 21. Rhb1 Rb8 22. Ra5 Rb6 23. Rbxb5 Nb8 24. Be7 a6 25. Rc5 Qb7 26. Qf3 Rg7 27. Qf6 Rh7 28. Bf8 Nc6 29. Bg7 Nxa5 30. Qxf7 Nc4+ 31. Rxc4 Kb8 32. Rc5 Rb1 33. Qg8+ Ka7 34. Qxh7 Qb2 35. Bh6 Qc1+ 36. Kd3 Qf1+ 37. Ke3 Re1+ 38. Kf3 *", + "Moves": "f1e2 f3g3 e2g4 g3h2 g4h4", + "MovesSAN": "Qe2+ Kg3 Qg4+ Kh2 Qxh4#", + "Themes": "deflection endgame exposedKing long mate mateIn3" + }, + { + "FEN": "5k2/5pp1/p4n1p/1p6/4QP1P/6Pb/5q2/4R2K w - - 3 36", + "PGN": "1. e4 e6 2. Bc4 d5 3. Bb5+ c6 4. exd5 cxb5 5. dxe6 Bxe6 6. Qe2 a6 7. d3 Nf6 8. Nf3 Be7 9. h3 O-O 10. Nc3 Nc6 11. O-O Re8 12. Ng5 Bf5 13. Qf3 Bg6 14. h4 h6 15. Nh3 Bh5 16. Qg3 Bd6 17. Bf4 Bxf4 18. Nxf4 Bg4 19. f3 Qd4+ 20. Kh1 Bf5 21. Nfe2 Rxe2 22. Nxe2 Qxb2 23. Rfc1 Re8 24. Nf4 Nd4 25. c3 Ne2 26. Nxe2 Qxe2 27. Re1 Qxd3 28. Rxe8+ Nxe8 29. Qb8 Kf8 30. Qxb7 Qxc3 31. Rg1 Qc4 32. g3 Qxa2 33. Re1 Bh3 34. f4 Qf2 35. Qe4 Nf6 *", + "Moves": "e4a8 h3c8 a8c8 f6e8 c8e8", + "MovesSAN": "Qa8+ Bc8 Qxc8+ Ne8 Qxe8#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "3r1rk1/5nqp/p3p1p1/1b6/2ppN2Q/8/1P4P1/R3KB1R w KQ - 4 26", + "PGN": "1. d4 d5 2. c4 e6 3. Nc3 a6 4. Nf3 dxc4 5. Qa4+ b5 6. Qc2 Bb7 7. a4 c6 8. Bg5 Be7 9. Bxe7 Nxe7 10. e4 Nd7 11. e5 Nd5 12. Ne4 O-O 13. Nd6 Qc7 14. Ng5 g6 15. Nge4 c5 16. h4 cxd4 17. f4 Nxf4 18. Qf2 Bxe4 19. Qxf4 Bc6 20. axb5 Bxb5 21. h5 Rad8 22. hxg6 fxg6 23. Qh6 Nxe5 24. Ne4 Qg7 25. Qh4 Nf7 *", + "Moves": "e4f6 g8h8 h4h7 g7h7 h1h7", + "MovesSAN": "Nf6+ Kh8 Qxh7+ Qxh7 Rxh7#", + "Themes": "arabianMate kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "r3r1k1/p4pp1/4q2p/1p1R4/3Q4/P7/1P3PPP/3R1K2 b - - 3 24", + "PGN": "1. e4 c6 2. c4 d5 3. exd5 cxd5 4. cxd5 Qxd5 5. Nc3 Qd8 6. Bb5+ Bd7 7. Ba4 Nf6 8. d3 e5 9. Bg5 Bb4 10. Ne2 O-O 11. O-O Bxa4 12. Qxa4 Nc6 13. a3 Be7 14. Rad1 Nd4 15. Nxd4 exd4 16. Ne4 Nxe4 17. Bxe7 Qxe7 18. dxe4 Qxe4 19. Rxd4 Qf5 20. Rd7 b5 21. Qd4 Rfe8 22. Rd1 h6 23. Rd5 Qe6 24. Kf1 *", + "Moves": "e6e2 f1g1 e2e1 d1e1 e8e1", + "MovesSAN": "Qe2+ Kg1 Qe1+ Rxe1 Rxe1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "r1b5/ppp2kpp/2n2b2/8/2N1Nn2/8/PPP2P1P/2K1R1R1 w - - 8 19", + "PGN": "1. e4 e5 2. Nc3 Nf6 3. Nf3 d6 4. d4 exd4 5. Qxd4 Be7 6. e5 dxe5 7. Qxd8+ Bxd8 8. Nxe5 O-O 9. Bf4 Re8 10. O-O-O Nh5 11. Bc4 Nxf4 12. Bxf7+ Kf8 13. Bxe8 Kxe8 14. Rhe1 Nxg2 15. Rg1 Bf6 16. Nc4 Nf4 17. Rde1+ Kf7 18. Ne4 Nc6 *", + "Moves": "e4d6 c7d6 c4d6 f7g8 e1e8", + "MovesSAN": "Ned6+ cxd6 Nxd6+ Kg8 Re8#", + "Themes": "long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "5rk1/4bpp1/4p1p1/3pB3/3P1QP1/7R/p4PPK/1q6 w - - 0 33", + "PGN": "1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nc6 5. c3 Nf6 6. Ne2 Bg4 7. Bf4 e6 8. Nd2 Be7 9. O-O O-O 10. Re1 Rc8 11. Nf1 a6 12. Ne3 Bh5 13. Qd2 b5 14. Ng3 Bg6 15. Bxg6 hxg6 16. Qe2 Na5 17. Qf3 Nc4 18. Nxc4 Rxc4 19. Nf1 b4 20. Be5 bxc3 21. bxc3 Ne4 22. Re3 Qa5 23. Qf4 Rxc3 24. Rxc3 Qxc3 25. Rc1 Qb2 26. Re1 Qxa2 27. Ng3 Nxg3 28. hxg3 a5 29. Re3 a4 30. g4 a3 31. Rh3 Qb1+ 32. Kh2 a2 *", + "Moves": "h3h8 g8h8 f4h6 h8g8 h6g7", + "MovesSAN": "Rh8+ Kxh8 Qh6+ Kg8 Qxg7#", + "Themes": "attraction endgame long mate mateIn3 pin sacrifice" + }, + { + "FEN": "3r4/1PN2pk1/6p1/4rb2/3q4/5BQ1/5PPP/2RR2K1 b - - 1 38", + "PGN": "1. d4 Nf6 2. c4 g6 3. e3 Bg7 4. Nf3 d6 5. Nc3 O-O 6. a3 c6 7. Qc2 Nbd7 8. b4 Qc7 9. Bb2 Re8 10. Rc1 e5 11. Be2 d5 12. Qb3 e4 13. Nd2 Nb6 14. cxd5 Nbxd5 15. Nxd5 Nxd5 16. Qxd5 Be6 17. Qxe4 Bd5 18. Qg4 h5 19. Qh3 a5 20. Bf3 Be6 21. Qg3 Qb6 22. Bc3 Rad8 23. O-O Bf6 24. Bxh5 Kg7 25. Bg4 Bd5 26. Bf3 Be6 27. Ne4 Be7 28. Nc5 Bf5 29. d5+ Bf6 30. Bxf6+ Kxf6 31. e4 Bc8 32. dxc6 axb4 33. e5+ Kg7 34. cxb7 Bf5 35. axb4 Qxb4 36. Na6 Qd4 37. Nc7 Rxe5 38. Rfd1 *", + "Moves": "d4d1 c1d1 d8d1 f3d1 e5e1", + "MovesSAN": "Qxd1+ Rxd1 Rxd1+ Bxd1 Re1#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r2k3N/pp2qpQ1/1np4p/3pB3/3Pn3/2P3PP/P1P2P2/2KR3R b - - 0 21", + "PGN": "1. e4 e6 2. Nf3 d5 3. exd5 exd5 4. d4 Nf6 5. Nc3 h6 6. Be3 Bg4 7. Be2 c6 8. Qd3 Bd6 9. O-O-O Qa5 10. h3 Bh5 11. Ne5 Bxe2 12. Qxe2 Nbd7 13. Bd2 Qc7 14. Ng6+ Kd8 15. Nxh8 Nb6 16. g3 Qd7 17. Bf4 Bb4 18. Be5 Bxc3 19. bxc3 Ne4 20. Qg4 Qe7 21. Qxg7 *", + "Moves": "e7a3 c1b1 e4c3 b1a1 a3a2", + "MovesSAN": "Qa3+ Kb1 Nxc3+ Ka1 Qxa2#", + "Themes": "fork long mate mateIn3 middlegame" + }, + { + "FEN": "1k5r/1q6/1R2Q3/ppB2p2/2p5/P5P1/1P5r/3R2K1 b - - 1 31", + "PGN": "1. d4 e6 2. c4 d5 3. Nf3 Nf6 4. g3 Be7 5. Bg2 Nbd7 6. O-O c6 7. Nc3 dxc4 8. Ne5 Nxe5 9. dxe5 Bd7 10. exf6 Bxf6 11. Qc2 b5 12. a3 Qc7 13. Bf4 Qb6 14. Be3 Qc7 15. Rad1 O-O-O 16. Ne4 Be7 17. Nc5 Bxc5 18. Bxc5 f5 19. Qc3 g6 20. Bd6 Qb7 21. Qe5 h5 22. e4 h4 23. exf5 gxf5 24. Bc5 hxg3 25. fxg3 Rh7 26. Rd6 Rdh8 27. Rfd1 a5 28. Bxc6 Bxc6 29. Qxe6+ Kb8 30. Rxc6 Rxh2 31. Rb6 *", + "Moves": "h2g2 g1f1 h8h1 c5g1 h1g1", + "MovesSAN": "Rg2+ Kf1 Rh1+ Bg1 Rhxg1#", + "Themes": "exposedKing long mate mateIn3 middlegame" + }, + { + "FEN": "3R4/5ppk/2R4p/4b3/1PP5/4B2P/r4PP1/6K1 b - - 0 29", + "PGN": "1. e4 e5 2. Nf3 d6 3. Bc4 Nf6 4. Nc3 h6 5. h3 Be7 6. d4 exd4 7. Nxd4 Nc6 8. Nxc6 bxc6 9. O-O d5 10. exd5 cxd5 11. Nxd5 Nxd5 12. Bxd5 O-O 13. Bxa8 Qd6 14. Qxd6 Bxd6 15. Be3 Ba6 16. Rfe1 Rxa8 17. b3 Be5 18. Rac1 Bc3 19. Red1 Be2 20. Rd7 c6 21. Rxa7 Re8 22. Rc7 Bb2 23. Rb1 Be5 24. Rxc6 Rd8 25. c4 Bd3 26. Rd1 Ra8 27. Rxd3 Rxa2 28. Rd8+ Kh7 29. b4 *", + "Moves": "a2a1 e3c1 a1c1 d8d1 c1d1", + "MovesSAN": "Ra1+ Bc1 Rxc1+ Rd1 Rxd1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "5r1k/1pqbr3/p1n1p3/6Q1/5P2/2P2R2/PP4PP/R1B4K w - - 3 25", + "PGN": "1. e4 c5 2. Nc3 e6 3. d4 cxd4 4. Qxd4 Nc6 5. Qa4 Nf6 6. f4 d5 7. Bd3 Bd7 8. Qb3 dxe4 9. Nxe4 Nxe4 10. Bxe4 Bb4+ 11. c3 Be7 12. Nf3 O-O 13. O-O a6 14. Kh1 Rb8 15. Qc2 Qc7 16. Bxh7+ Kh8 17. Be4 g6 18. Bxg6 fxg6 19. Qxg6 Bf6 20. Qh6+ Kg8 21. Qg6+ Kh8 22. Ng5 Bxg5 23. Qxg5 Rbe8 24. Rf3 Re7 *", + "Moves": "g5h6 h8g8 f3g3 e7g7 h6g7", + "MovesSAN": "Qh6+ Kg8 Rg3+ Rg7 Qxg7#", + "Themes": "exposedKing fork long mate mateIn3 middlegame" + }, + { + "FEN": "4rk2/p2Q1rpp/8/8/7q/8/PPPP1PPP/RNB2RK1 b - - 0 15", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Nxd5 6. Nxf7 Qh4 7. Bxd5 Bc5 8. O-O Rf8 9. Bxc6+ bxc6 10. Qf3 Rxf7 11. Qxc6+ Bd7 12. Qxc5 Rb8 13. Qxe5+ Kf8 14. Qxc7 Re8 15. Qxd7 *", + "Moves": "h4f2 f1f2 e8e1 f2f1 e1f1", + "MovesSAN": "Qxf2+ Rxf2 Re1+ Rf1 Rexf1#", + "Themes": "fork long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "2r3k1/pp4pp/4p3/8/1P2nQ2/2Pq4/P5PP/5R1K w - - 3 23", + "PGN": "1. e4 c5 2. f4 d6 3. Nf3 Bg4 4. Be2 Nf6 5. e5 dxe5 6. fxe5 Nfd7 7. d4 cxd4 8. Nxd4 Bxe2 9. Qxe2 e6 10. O-O Bc5 11. c3 Nc6 12. Be3 Ncxe5 13. Kh1 O-O 14. Nxe6 fxe6 15. Bxc5 Rxf1+ 16. Qxf1 Nxc5 17. Nd2 Qb6 18. Nc4 Nxc4 19. Qxc4 Rc8 20. Rf1 Qd6 21. b4 Qd3 22. Qf4 Ne4 *", + "Moves": "f4f7 g8h8 f7f8 c8f8 f1f8", + "MovesSAN": "Qf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "1r1r2k1/pb3ppp/1p6/2p2q2/5n2/P1B5/1P2Q1PP/3RR2K w - - 0 27", + "PGN": "1. d4 e5 2. dxe5 Nc6 3. Nf3 Qe7 4. e3 Nxe5 5. Nxe5 Qxe5 6. Nc3 Bb4 7. Bd2 Nf6 8. Bd3 d5 9. O-O O-O 10. f4 Qe6 11. a3 Bxc3 12. Bxc3 Qxe3+ 13. Kh1 d4 14. Bd2 Qe6 15. Qf3 Rb8 16. Rae1 Qd6 17. Bb4 c5 18. Bd2 b6 19. c3 Bb7 20. Qf2 dxc3 21. Bxc3 Qxd3 22. Rd1 Qe4 23. Rfe1 Qf5 24. Qg3 Nh5 25. Qf2 Rfd8 26. Qe2 Nxf4 *", + "Moves": "d1d8 b8d8 e2e8 d8e8 e1e8", + "MovesSAN": "Rxd8+ Rxd8 Qe8+ Rxe8 Rxe8#", + "Themes": "kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "8/8/1R6/7R/1B2bP2/1r2PkP1/7P/5K2 b - - 0 54", + "PGN": "1. g3 Nc6 2. Bg2 Nf6 3. e3 e5 4. Ne2 Bc5 5. O-O d6 6. c3 Be6 7. d4 O-O 8. dxc5 dxc5 9. Qxd8 Raxd8 10. b3 Nd5 11. Bxd5 Bxd5 12. Bb2 Bf3 13. Re1 f5 14. c4 e4 15. Nbc3 Rd2 16. Ba3 b6 17. Nf4 g5 18. Ne6 Rf7 19. Nb5 Re7 20. Nexc7 a6 21. Nd5 Rd7 22. Nbc3 b5 23. cxb5 axb5 24. Bxc5 b4 25. Nf6+ Kf7 26. Nxd7 Rxd7 27. Na4 h5 28. Nb6 Rd2 29. Nc8 Ne5 30. Bxb4 Rc2 31. Nd6+ Kg6 32. Rac1 Rxa2 33. Rc6 Nd3 34. Nxe4+ Kf7 35. Rc7+ Ke6 36. Nxg5+ Kd5 37. Rd7+ Ke5 38. Rxd3 Bb7 39. f4+ Kf6 40. Nh7+ Kg6 41. Rd6+ Kxh7 42. Red1 Rg2+ 43. Kf1 Rb2 44. Rf6 Kg7 45. Rxf5 Rxb3 46. Rd7+ Kg6 47. Rb5 Be4 48. Rd6+ Kf7 49. Rd7+ Ke6 50. Re7+ Kf6 51. Rb6+ Kf5 52. Re5+ Kg4 53. Rg5+ Kf3 54. Rxh5 *", + "Moves": "b3b1 b4e1 e4d3 f1g1 b1e1", + "MovesSAN": "Rb1+ Be1 Bd3+ Kg1 Rxe1#", + "Themes": "deflection endgame exposedKing long mate mateIn3" + }, + { + "FEN": "6k1/8/1pp5/p3Npp1/3P1b2/1PP1pK2/1P2Q1P1/R3B2q b - - 1 39", + "PGN": "1. e4 Nf6 2. e5 Ne4 3. Nf3 d5 4. exd6 Nxf2 5. Kxf2 exd6 6. Bc4 d5 7. Re1+ Be7 8. Bb3 Nc6 9. Kg1 O-O 10. d4 Be6 11. Bf4 Na5 12. c3 Nxb3 13. axb3 a5 14. Kh1 Re8 15. Nbd2 c6 16. Ne5 Bf5 17. Ndf3 g5 18. Bg3 f6 19. Nd3 b6 20. Nf2 Qd7 21. Ng1 Bg6 22. h4 h6 23. hxg5 hxg5 24. Ng4 Bd8 25. Nh3 Rxe1+ 26. Bxe1 Ra7 27. Qf3 Be4 28. Qg3 Qe6 29. Nhf2 Rh7+ 30. Kg1 Bc7 31. Qe3 Bf4 32. Qe2 f5 33. Nxe4 dxe4 34. Ne5 Rh1+ 35. Kxh1 Qh6+ 36. Kg1 Qh2+ 37. Kf1 Qh1+ 38. Kf2 e3+ 39. Kf3 *", + "Moves": "h1h5 g2g4 h5h3 e1g3 h3g3", + "MovesSAN": "Qh5+ g4 Qh3+ Bg3 Qxg3#", + "Themes": "endgame exposedKing long mate mateIn3" + }, + { + "FEN": "8/p2q1pk1/2p5/2Pp4/P2Nn1p1/2Q1P1P1/5P2/7K w - - 1 39", + "PGN": "1. d4 d5 2. c4 c6 3. e3 Nf6 4. Nc3 e6 5. Nf3 Be7 6. cxd5 exd5 7. Bd3 Bg4 8. h3 Bh5 9. O-O Nbd7 10. b3 O-O 11. Bb2 Bd6 12. Be2 h6 13. Rc1 Re8 14. Re1 Ne4 15. Qc2 Ndf6 16. Na4 Bg6 17. Bd3 Bh7 18. a3 Rc8 19. b4 g5 20. Nh2 Kg7 21. Nc5 Nxc5 22. dxc5 Bxd3 23. Qxd3 Be5 24. Bxe5 Rxe5 25. Qc3 Qe7 26. Nf3 Re4 27. Nd4 Qd7 28. a4 Rce8 29. Red1 h5 30. b5 g4 31. hxg4 hxg4 32. g3 Rh8 33. Kg2 Rh5 34. Rh1 Ree5 35. bxc6 bxc6 36. Rxh5 Rxh5 37. Rh1 Rxh1 38. Kxh1 Ne4 *", + "Moves": "d4e6 g7g6 c3g7 g6f5 e6d4", + "MovesSAN": "Ne6+ Kg6 Qg7+ Kf5 Nd4#", + "Themes": "doubleCheck endgame long mate mateIn3" + }, + { + "FEN": "3r3k/7B/3q3Q/8/4p3/P1p3PP/5P1K/4r3 w - - 3 45", + "PGN": "1. e4 b6 2. d4 Bb7 3. Nc3 e6 4. Nf3 Bb4 5. Bd3 Nf6 6. e5 Ne4 7. Bd2 Nxd2 8. Qxd2 c5 9. dxc5 bxc5 10. a3 Qa5 11. O-O Bxc3 12. bxc3 Nc6 13. Be4 Ba6 14. Rfd1 Rd8 15. Qd6 Be2 16. Rd2 Qxc3 17. Rxe2 Qxa1+ 18. Re1 Qc3 19. Rd1 Nd4 20. Ng5 Nb5 21. Qa6 Qxe5 22. Qxb5 Qxg5 23. Bf3 O-O 24. h3 Qe7 25. Qb7 Rfe8 26. Qxa7 d5 27. Qa6 Qc7 28. Re1 h6 29. Bd1 d4 30. Qd3 c4 31. Qe4 e5 32. Bf3 d3 33. cxd3 Rxd3 34. Qf5 g6 35. Qf6 Qe7 36. Qa6 Red8 37. Be4 Rd1 38. Bxg6 Rxe1+ 39. Kh2 c3 40. Be4 f5 41. Bxf5 e4 42. Qxh6 Qe5+ 43. g3 Qd6 44. Bh7+ Kh8 *", + "Moves": "h7g6 h8g8 h6h7 g8f8 h7f7", + "MovesSAN": "Bg6+ Kg8 Qh7+ Kf8 Qf7#", + "Themes": "discoveredAttack endgame exposedKing long mate mateIn3" + }, + { + "FEN": "5n2/1R3Nk1/4pN2/5p1p/5P2/6PK/r6P/6b1 w - - 7 48", + "PGN": "1. d4 d5 2. c4 Nf6 3. Nc3 e6 4. Bg5 c5 5. e3 dxc4 6. Bxc4 cxd4 7. exd4 Nc6 8. Nf3 Bb4 9. O-O O-O 10. Ne5 Qxd4 11. Qxd4 Nxd4 12. Bxf6 gxf6 13. Ng4 f5 14. Nf6+ Kg7 15. Nh5+ Kh8 16. Rfd1 Nc6 17. Nb5 a6 18. Nd4 Ne5 19. Be2 b5 20. f4 Ng6 21. Bf3 Ra7 22. Nc6 Bc5+ 23. Kh1 Rc7 24. Rac1 Be3 25. Rc3 Bb6 26. g3 Bb7 27. Rdc1 Rfc8 28. Kg2 Nf8 29. Ne5 Bxf3+ 30. Kxf3 Rxc3+ 31. bxc3 Rc7 32. c4 f6 33. Nxf6 Bd4 34. Ne8 Rc5 35. Nf7+ Kg8 36. Nh6+ Kh8 37. Nf7+ Kg8 38. Nfd6 h5 39. Rd1 Bh8 40. cxb5 axb5 41. Rb1 Rc3+ 42. Kg2 Rc2+ 43. Kh3 Rxa2 44. Rxb5 Bd4 45. Rb7 Bg1 46. Nf6+ Kh8 47. Nf7+ Kg7 *", + "Moves": "f7e5 f8d7 b7d7 g7f6 d7f7", + "MovesSAN": "Ne5+ Nd7 Rxd7+ Kxf6 Rf7#", + "Themes": "discoveredAttack endgame exposedKing hookMate long mate mateIn3" + }, + { + "FEN": "5r2/3b4/p7/1p1pp2k/1P1n1B2/P7/6RP/1B5K w - - 0 42", + "PGN": "1. e4 e6 2. Nf3 d5 3. e5 c5 4. d4 Nc6 5. c3 Qb6 6. a3 cxd4 7. cxd4 Nge7 8. Nc3 a6 9. Be2 Nf5 10. Na4 Qc7 11. O-O b5 12. Nc3 Bd7 13. Be3 Be7 14. Rc1 Qb6 15. b4 Rc8 16. Bd3 Nh4 17. Nxh4 Bxh4 18. g3 Be7 19. Qg4 g6 20. Ne2 h5 21. Qf3 g5 22. Rfd1 Qd8 23. Bb1 h4 24. Qg4 f5 25. exf6 Bxf6 26. Bg6+ Kf8 27. Qf3 Kg7 28. Bb1 Rh6 29. Qh1 Qh8 30. gxh4 Rxh4 31. f4 Rg4+ 32. Kf1 Qh3+ 33. Kf2 Rf8 34. Rg1 Rxg1 35. Rxg1 Kh6 36. Qg2 Qxg2+ 37. Rxg2 gxf4 38. Bxf4+ Kh5 39. Kg1 Bxd4+ 40. Kh1 e5 41. Nxd4 Nxd4 *", + "Moves": "b1g6 h5h4 f4g5 h4h3 g2g3", + "MovesSAN": "Bg6+ Kh4 Bg5+ Kh3 Rg3#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "5r1k/Q1R3pp/3p4/8/8/8/Pr3RPP/6K1 b - - 0 22", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 d6 5. c3 Be6 6. Bxe6 fxe6 7. cxd4 Nf6 8. Nc3 Be7 9. O-O O-O 10. d5 exd5 11. Nxd5 Nxe4 12. Nxe7+ Nxe7 13. Ng5 Nxg5 14. Bxg5 Qd7 15. Bxe7 Qxe7 16. Qd5+ Kh8 17. Rae1 Qd7 18. Qxb7 Rab8 19. Qxa7 Rxb2 20. Rc1 Qf7 21. Rxc7 Qxf2+ 22. Rxf2 *", + "Moves": "b2b1 c7c1 b1c1 f2f1 c1f1", + "MovesSAN": "Rb1+ Rc1 Rxc1+ Rf1 Rcxf1#", + "Themes": "endgame long mate mateIn3 queenRookEndgame" + }, + { + "FEN": "5B2/4Q3/bk2P3/1qrp3P/p7/Pp1P2N1/1P6/1K1R4 b - - 0 37", + "PGN": "1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 b5 6. Be3 Bb7 7. Bd3 b4 8. Nce2 Nf6 9. f3 Nc6 10. Qd2 Qc7 11. O-O-O Ne5 12. Kb1 Nxd3 13. cxd3 Be7 14. g4 O-O 15. h4 a5 16. g5 Ne8 17. f4 d5 18. Ng3 Nd6 19. Rc1 Qd7 20. e5 Nb5 21. Nxb5 Qxb5 22. Bd4 a4 23. f5 Rfc8 24. h5 Rxc1+ 25. Rxc1 Ba6 26. Rd1 b3 27. a3 Rc8 28. g6 Rc2 29. gxf7+ Kxf7 30. fxe6+ Kxe6 31. Qf4 Kd7 32. Qf5+ Ke8 33. e6 Kd8 34. Bxg7 Rc5 35. Qxh7 Kc7 36. Bf8 Kb6 37. Qxe7 *", + "Moves": "b5d3 d1d3 a6d3 b1a1 c5c1", + "MovesSAN": "Qxd3+ Rxd3 Bxd3+ Ka1 Rc1#", + "Themes": "long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "8/R6p/3pB1pk/2p3N1/2P2P2/1K4PP/2n1r3/4b3 b - - 10 38", + "PGN": "1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nf3 d6 6. O-O Nh6 7. h3 O-O 8. Kh2 Nf5 9. a3 Nfd4 10. Ng1 Be6 11. d3 Qb6 12. Rb1 Qb3 13. e3 Qxd1 14. Rxd1 Nb3 15. Nge2 Nxc1 16. Rbxc1 a6 17. Nd5 Bxb2 18. Rb1 Bxa3 19. Rxb7 Bxd5 20. Bxd5 Ne5 21. Rxe7 Rae8 22. Rxe8 Rxe8 23. Ra1 Bb4 24. Rxa6 Nxd3 25. f4 Rxe3 26. Ng1 Re7 27. Nf3 Re2+ 28. Kg1 Re7 29. Ng5 Be1 30. Kg2 Re2+ 31. Kf3 Rf2+ 32. Ke3 Nb4 33. Bxf7+ Kg7 34. Ra7 Kh6 35. Be6 Nc2+ 36. Kd3 Rd2+ 37. Kc3 Re2+ 38. Kb3 *", + "Moves": "c2d4 b3a3 e1b4 a3a4 e2a2", + "MovesSAN": "Nd4+ Ka3 Bb4+ Ka4 Ra2#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "r6k/ppp3r1/8/3P3p/3Q1Rnq/2N1P3/PP4RP/7K b - - 3 25", + "PGN": "1. d4 d5 2. Nf3 Bg4 3. Ne5 Bh5 4. c4 f6 5. g4 fxe5 6. gxh5 dxc4 7. d5 e6 8. e4 exd5 9. exd5 Nf6 10. Nc3 Bc5 11. Bxc4 O-O 12. O-O Nbd7 13. h6 e4 14. hxg7 Kxg7 15. Bg5 Ne5 16. Be2 Rg8 17. Kh1 Kh8 18. Qd2 e3 19. Bxe3 Bxe3 20. fxe3 Nfg4 21. Rf4 Qh4 22. Bxg4 Nxg4 23. Rg1 h5 24. Qd4+ Rg7 25. Rg2 *", + "Moves": "h4e1 g2g1 g4f2 f4f2 e1g1", + "MovesSAN": "Qe1+ Rg1 Nf2+ Rxf2 Qxg1#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "1r3rk1/p4ppp/2p1p3/3p2PP/4q3/6K1/P4Q2/1R3R2 w - - 3 28", + "PGN": "1. e4 c6 2. Nf3 d5 3. exd5 cxd5 4. d4 Nc6 5. Bb5 Bg4 6. Bxc6+ bxc6 7. Be3 e6 8. Nc3 Bd6 9. h3 Bh5 10. g4 Bg6 11. Qd2 Nf6 12. Rg1 Qb6 13. Rb1 Bb4 14. h4 Ne4 15. Qd1 Nxc3 16. bxc3 Bxc3+ 17. Bd2 Bxd2+ 18. Nxd2 Qxd4 19. h5 Qe5+ 20. Kf1 Be4 21. f3 Qf4 22. Kg2 Bxf3+ 23. Qxf3 Qxd2+ 24. Kg3 Qxc2 25. Rgf1 O-O 26. g5 Qe4 27. Qf2 Rab8 *", + "Moves": "f2f7 f8f7 b1b8 f7f8 f1f8", + "MovesSAN": "Qxf7+ Rxf7 Rxb8+ Rf8 Rfxf8#", + "Themes": "deflection endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "2kr4/ppp1R3/2b5/3R1pN1/5P1P/8/Pb3B1K/2r5 w - - 3 32", + "PGN": "1. e4 Nf6 2. e5 Nd5 3. c4 Nb6 4. c5 Nd5 5. Nc3 e6 6. Bc4 Nxc3 7. dxc3 Bxc5 8. Qg4 Bf8 9. f4 d6 10. Nf3 Nc6 11. O-O h5 12. Qg3 h4 13. Qg4 g6 14. Ng5 Bg7 15. Be3 d5 16. Rad1 Ne7 17. Bd3 Nf5 18. Bf2 Qe7 19. c4 Bd7 20. cxd5 exd5 21. e6 fxe6 22. Nf3 Rh6 23. Rfe1 O-O-O 24. Bxf5 gxf5 25. Qxf5 h3 26. gxh3 exf5 27. Rxe7 Bxb2 28. Rxd5 Rxh3 29. Ng5 Rc3 30. h4 Rc1+ 31. Kh2 Bc6 *", + "Moves": "e7c7 c8c7 g5e6 c7c8 d5d8", + "MovesSAN": "Rxc7+ Kxc7 Ne6+ Kc8 Rxd8#", + "Themes": "attraction fork long master mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "5r1k/pp4pp/2p5/8/1P1PQq2/P2P4/6PP/R5K1 b - - 0 26", + "PGN": "1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nc3 e6 5. Bd3 Bb4 6. Bd2 Bxd3 7. cxd3 Ne7 8. Nf3 Nf5 9. a3 Ba5 10. b4 Bb6 11. Be3 Nxe3 12. fxe3 O-O 13. O-O Nd7 14. Ne2 f6 15. exf6 Nxf6 16. Ne5 Nd7 17. Nxd7 Qxd7 18. Ng3 Rxf1+ 19. Qxf1 Rf8 20. Qe2 Bc7 21. Qg4 Bxg3 22. Qxg3 Qf7 23. e4 Qf4 24. Qh3 dxe4 25. Qxe6+ Kh8 26. Qxe4 *", + "Moves": "f4f2 g1h1 f2f1 a1f1 f8f1", + "MovesSAN": "Qf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "5rk1/5ppp/p3pP2/3qP3/n1pP2N1/2n4P/1r3QP1/R4RK1 w - - 3 28", + "PGN": "1. Nf3 Nf6 2. e3 e6 3. Nc3 d5 4. d4 c5 5. Bb5+ Bd7 6. O-O a6 7. Bxd7+ Nbxd7 8. Qe2 c4 9. b3 b5 10. bxc4 bxc4 11. a4 Bb4 12. Bd2 O-O 13. Nxd5 Nxd5 14. c3 Ba5 15. e4 N5b6 16. Rab1 Rb8 17. h3 Qe7 18. Nh2 Qa3 19. Ra1 Qe7 20. f4 Nf6 21. e5 Nfd5 22. Qf3 Qd7 23. Ng4 Nxa4 24. f5 Bxc3 25. Bxc3 Ndxc3 26. f6 Qd5 27. Qf2 Rb2 *", + "Moves": "g4h6 g8h8 f6g7 h8g7 f2f6", + "MovesSAN": "Nh6+ Kh8 fxg7+ Kxg7 Qf6#", + "Themes": "advancedPawn attraction kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "r7/pkrQ1p1p/1pNp4/1Bp5/3pb3/4q3/PPP3P1/1K3R2 w - - 12 30", + "PGN": "1. e4 b6 2. d4 Bb7 3. Bd3 g6 4. Nf3 Bg7 5. Be3 d6 6. Nc3 Nd7 7. Qd2 e5 8. O-O-O Ne7 9. h4 O-O 10. Bh6 exd4 11. Ne2 c5 12. Bxg7 Kxg7 13. h5 Ne5 14. hxg6 N7xg6 15. Qh6+ Kf6 16. Nh4 Ng4 17. Qh5 Nxf2 18. Qf5+ Ke7 19. Qxf2 Kd7 20. Qf5+ Kc7 21. Rdf1 Nxh4 22. Rxh4 Qxh4 23. Bb5 Bxe4 24. Qd7+ Kb8 25. Nf4 Qg3 26. Ne6 Qe3+ 27. Kb1 Rc8 28. Nd8 Rc7 29. Nc6+ Kb7 *", + "Moves": "d7c7 b7c7 f1f7 c7c8 b5a6", + "MovesSAN": "Qxc7+ Kxc7 Rxf7+ Kc8 Ba6#", + "Themes": "attraction long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "1r3rk1/p1R2ppp/8/3Q4/8/2P5/P1q2PPP/R5K1 b - - 0 20", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 d6 5. Nxd4 Nf6 6. Nxc6 bxc6 7. Nc3 Be7 8. O-O O-O 9. Bg5 d5 10. exd5 cxd5 11. Bxf6 Bxf6 12. Bxd5 Rb8 13. Bb3 Ba6 14. Re1 Bxc3 15. bxc3 Qf6 16. Qd4 Qg6 17. Re7 Bb7 18. Bd5 Bxd5 19. Qxd5 Qxc2 20. Rxc7 *", + "Moves": "b8b1 a1b1 c2b1 d5d1 b1d1", + "MovesSAN": "Rb1+ Rxb1 Qxb1+ Qd1 Qxd1#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "8/1p2R3/2b3pp/p3P1k1/Pn1p2P1/5K1P/8/8 w - - 0 38", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nc3 Nc6 4. Bb5 Nd4 5. Bc4 Bc5 6. d3 O-O 7. O-O c6 8. Nxe5 d6 9. Nxf7 Rxf7 10. Bxf7+ Kxf7 11. Be3 Ng4 12. a4 a5 13. h3 Nf6 14. f4 Kg8 15. Qd2 Qb6 16. Kh1 Qxb2 17. e5 Nd5 18. Nxd5 cxd5 19. Qf2 Nxc2 20. Rab1 Bxe3 21. Rxb2 Bxf2 22. Rxf2 Nb4 23. Rbd2 dxe5 24. fxe5 Be6 25. d4 Rc8 26. Kh2 Rc4 27. Rd1 h6 28. Rdf1 Kh7 29. Rf8 Rxd4 30. Re8 Bd7 31. Re7 Bc6 32. Rff7 Kg6 33. g4 Kg5 34. Kg3 Rd3+ 35. Kg2 g6 36. Rf3 Rxf3 37. Kxf3 d4+ *", + "Moves": "f3g3 h6h5 h3h4 g5h6 g4g5", + "MovesSAN": "Kg3 h5 h4+ Kh6 g5#", + "Themes": "defensiveMove endgame long master mate mateIn3" + }, + { + "FEN": "rn2k2r/pp3ppp/2pbp3/8/3P2n1/2NB1N1q/PPPB1P2/R2QR1K1 b kq - 3 13", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. Nf3 Bg4 5. Be2 Nf6 6. O-O e6 7. d3 c6 8. d4 Bd6 9. Bd2 Qh5 10. h3 Bxh3 11. gxh3 Qxh3 12. Re1 Ng4 13. Bd3 *", + "Moves": "d6h2 f3h2 h3h2 g1f1 h2f2", + "MovesSAN": "Bh2+ Nxh2 Qxh2+ Kf1 Qxf2#", + "Themes": "kingsideAttack long mate mateIn3 opening" + }, + { + "FEN": "7k/1r3p1n/1q2p2p/3p3N/3P1p2/2PQ4/pr6/K5RR w - - 0 34", + "PGN": "1. d4 d5 2. Nc3 Nf6 3. Bg5 e6 4. Nf3 Be7 5. e3 O-O 6. Bd3 Nbd7 7. h4 Re8 8. Qd2 c5 9. O-O-O cxd4 10. exd4 a6 11. Rdg1 b5 12. g4 b4 13. Ne2 a5 14. Kb1 Ba6 15. h5 Bxd3 16. Qxd3 a4 17. Ng3 b3 18. Ne5 a3 19. bxa3 bxa2+ 20. Ka1 Rxa3 21. Qd2 Qb6 22. Nxd7 Nxd7 23. Bxe7 Rxe7 24. Ne2 Nf8 25. Rg3 Rb7 26. c3 Rb3 27. Rgg1 Rb2 28. Qd3 h6 29. g5 hxg5 30. Ng3 Nh7 31. h6 gxh6 32. Nh5 Kh8 33. f4 gxf4 *", + "Moves": "d3h7 h8h7 h5f6 h7h8 h1h6", + "MovesSAN": "Qxh7+ Kxh7 Nf6+ Kh8 Rxh6#", + "Themes": "attraction deflection discoveredAttack exposedKing long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "5q2/1kp5/pp2QPp1/4P3/7r/8/PPPR4/2K5 b - - 0 30", + "PGN": "1. e4 g6 2. d4 Bg7 3. Nf3 e6 4. Be3 Ne7 5. Bd3 d5 6. Nc3 Nd7 7. e5 b6 8. Qd2 a6 9. Bh6 Bf8 10. Bxf8 Nxf8 11. h4 h5 12. Ng5 Nf5 13. f3 Qe7 14. g4 hxg4 15. fxg4 Ng3 16. Rh2 Bb7 17. Rg2 Ne4 18. Ncxe4 dxe4 19. Bxe4 Bxe4 20. Nxe4 Rxh4 21. Nf6+ Kd8 22. O-O-O Nh7 23. g5 Nxf6 24. gxf6 Qf8 25. d5 Kc8 26. dxe6 fxe6 27. Qd7+ Kb7 28. Qxe6 Rd8 29. Rgd2 Rxd2 30. Rxd2 *", + "Moves": "h4h1 d2d1 f8h6 c1b1 h1d1", + "MovesSAN": "Rh1+ Rd1 Qh6+ Kb1 Rxd1#", + "Themes": "backRankMate deflection endgame long mate mateIn3" + }, + { + "FEN": "8/6k1/pp2p2p/2b3P1/P1R2pP1/5Q2/3q2P1/7K b - - 0 35", + "PGN": "1. e4 c5 2. Nf3 e6 3. c3 a6 4. a3 b6 5. b4 Bb7 6. d3 Nc6 7. Be2 h6 8. Bf4 Nf6 9. Nbd2 Nh5 10. Bg3 Nxg3 11. fxg3 d5 12. e5 d4 13. bxc5 Bxc5 14. cxd4 Nxd4 15. Nb3 Nxe2 16. Qxe2 Be7 17. O-O O-O 18. Nfd4 Bd5 19. Qg4 Bxb3 20. Nxb3 Qxd3 21. Rf3 Qc2 22. a4 Rfd8 23. Nd4 Bc5 24. Rf4 Qc3 25. Rd1 Qe3+ 26. Kh1 Qxe5 27. Nc6 Qc7 28. Nxd8 Rxd8 29. Rxd8+ Qxd8 30. h3 f5 31. Qf3 g5 32. Rc4 Kg7 33. g4 f4 34. h4 Qd2 35. hxg5 *", + "Moves": "d2e1 h1h2 e1g1 h2h3 g1h1", + "MovesSAN": "Qe1+ Kh2 Qg1+ Kh3 Qh1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "r1b2rk1/4p2p/p3P1p1/2pP2R1/1pP1BqQ1/8/PP4PP/R5K1 b - - 2 23", + "PGN": "1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 O-O 5. e5 Ne8 6. f4 d6 7. Nf3 dxe5 8. fxe5 c5 9. d5 Nd7 10. Bf4 Nc7 11. Bd3 a6 12. O-O b5 13. Re1 b4 14. Nb1 f6 15. e6 Ne5 16. Nxe5 fxe5 17. Bxe5 Bxe5 18. Rxe5 Ne8 19. Nd2 Nf6 20. Ne4 Qc7 21. Rg5 Nxe4 22. Bxe4 Qf4 23. Qg4 *", + "Moves": "f4f2 g1h1 f2f1 a1f1 f8f1", + "MovesSAN": "Qf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "5rr1/3n1ppk/p3pP1p/1p1pq2Q/8/2P1B1R1/PP4PP/R5K1 w - - 0 34", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd8 4. d4 c6 5. Nf3 Bf5 6. Bd3 Bxd3 7. Qxd3 e6 8. O-O h6 9. Qe4 Nf6 10. Qf4 Bd6 11. Ne5 O-O 12. Qf3 Bxe5 13. dxe5 Nd5 14. Qg3 Kh8 15. Qh3 Kh7 16. Rd1 Qc7 17. Nxd5 cxd5 18. Qd3+ Kg8 19. Qg3 Kh8 20. c3 Nd7 21. Bf4 Nc5 22. Be3 Ne4 23. Qh4 Kh7 24. f3 Nc5 25. Qd4 Nd7 26. f4 a6 27. Rf1 b5 28. Rf3 Rac8 29. Rg3 Rg8 30. Qd1 Qc4 31. Qh5 Rcf8 32. f5 Qe4 33. f6 Qxe5 *", + "Moves": "g3g7 g8g7 h5h6 h7g8 h6g7", + "MovesSAN": "Rxg7+ Rxg7 Qxh6+ Kg8 Qxg7#", + "Themes": "attraction long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "2k2r2/1pp5/p7/4b1pq/2PQ2n1/6P1/PP6/3RK1B1 w - - 0 30", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. Nc3 f6 6. d3 Bg4 7. Be3 Qd7 8. h3 Be6 9. O-O c5 10. Qd2 O-O-O 11. Rad1 g5 12. Ne2 h5 13. Ne1 Bd6 14. g3 Bxh3 15. Ng2 h4 16. Kh2 hxg3+ 17. fxg3 Bxg2+ 18. Kxg2 Qh3+ 19. Kf2 Qh2+ 20. Ke1 Nh6 21. Bg1 Qh5 22. Rxf6 Ng4 23. Rf1 Rhf8 24. Rxf8 Rxf8 25. c4 Be7 26. d4 cxd4 27. Nxd4 exd4 28. Qxd4 Bd6 29. e5 Bxe5 *", + "Moves": "d4d7 c8b8 d7d8 f8d8 d1d8", + "MovesSAN": "Qd7+ Kb8 Qd8+ Rxd8 Rxd8#", + "Themes": "long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r2q3r/p1p5/3p2k1/6p1/4P1n1/5QP1/PP1N2P1/2R2RK1 b - - 5 23", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Bc5 5. c3 dxc3 6. Bxf7+ Kxf7 7. Qd5+ Kf8 8. Qxc5+ d6 9. Qxc3 Nf6 10. Bg5 Kf7 11. O-O Re8 12. Nbd2 Bg4 13. Nd4 h6 14. Bh4 g5 15. Nxc6 bxc6 16. Bg3 h5 17. h3 h4 18. hxg4 hxg3 19. fxg3 Kg7 20. Qxc6 Nxg4 21. Rac1 Rh8 22. Qc3+ Kg6 23. Qf3 *", + "Moves": "h8h1 g1h1 d8h8 h1g1 h8h2", + "MovesSAN": "Rh1+ Kxh1 Qh8+ Kg1 Qh2#", + "Themes": "attraction long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "5rk1/p4q2/Q7/2p4p/P2p2pN/1P1P2P1/6PP/R5K1 b - - 0 27", + "PGN": "1. e4 e5 2. Nc3 Bc5 3. Nf3 Nc6 4. Bb5 Nf6 5. Bxc6 bxc6 6. d3 d5 7. Bg5 d4 8. Ne2 Bd6 9. O-O O-O 10. c3 c5 11. cxd4 cxd4 12. b3 h6 13. Bh4 g5 14. Bg3 Ba6 15. Nxe5 Nh5 16. Nf3 c5 17. e5 Bc7 18. a4 f6 19. exf6 Rxf6 20. Bxc7 Qxc7 21. Ng3 Nxg3 22. fxg3 g4 23. Nh4 Rxf1+ 24. Qxf1 Rf8 25. Qe2 h5 26. Qe6+ Qf7 27. Qxa6 *", + "Moves": "f7f2 g1h1 f2f1 a1f1 f8f1", + "MovesSAN": "Qf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "4r2Q/2R5/6k1/5p2/5K2/5PP1/r7/7R b - - 0 46", + "PGN": "1. c4 e6 2. Nc3 d5 3. cxd5 exd5 4. d4 Nf6 5. g3 c6 6. Bg2 Bd6 7. Nf3 O-O 8. O-O Re8 9. e3 Bf5 10. Qb3 Qc7 11. Bd2 h6 12. Rac1 Nbd7 13. Nb5 Qb8 14. Nxd6 Qxd6 15. Qxb7 Reb8 16. Qxc6 Qxc6 17. Rxc6 Rxb2 18. a4 Be4 19. Bc3 Ra2 20. a5 Rb8 21. Ne5 Bxg2 22. Kxg2 Nxe5 23. dxe5 Ne4 24. Bd4 Rxa5 25. e6 fxe6 26. Rxe6 Ra2 27. Re7 Nf6 28. Bxa7 Rbb2 29. Bd4 Kf8 30. Bxf6 gxf6 31. Rd7 Rd2 32. Rh7 f5 33. Rxh6 Kf7 34. h4 Kg7 35. Re6 Kf7 36. Rc6 Ke7 37. h5 d4 38. exd4 Rxd4 39. h6 Rd8 40. h7 Rh8 41. Rh1 Kf7 42. Rc7+ Kg6 43. Kf3 Ra3+ 44. Kf4 Ra2 45. f3 Re8 46. h8=Q *", + "Moves": "a2a4 c7c4 a4c4 h8d4 c4d4", + "MovesSAN": "Ra4+ Rc4 Rxc4+ Qd4 Rxd4#", + "Themes": "endgame long mate mateIn3 queenRookEndgame" + }, + { + "FEN": "2k1r2r/Qpp2pp1/3b4/3p4/6bp/N1PB1nP1/PP1P1P2/R1B2K1R b - - 0 20", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Bc4 Nxe4 4. Nxe5 d5 5. Qf3 Be6 6. Bd3 Ng5 7. Qd1 Bd6 8. Nf3 Nxf3+ 9. Qxf3 Nc6 10. c3 Qe7 11. O-O O-O-O 12. Na3 Ne5 13. Qe2 Qh4 14. g3 Qxh2+ 15. Kxh2 h5 16. Rh1 Bg4 17. Qe3 h4 18. Kg1 Nf3+ 19. Kf1 Rde8 20. Qxa7 *", + "Moves": "e8e1 f1g2 h4h3 h1h3 e1g1", + "MovesSAN": "Re1+ Kg2 h3+ Rxh3 Rg1#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "8/6pk/7p/3Q1p2/1P6/3p1PPK/4q2P/8 b - - 3 48", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 a5 5. g3 d6 6. Bg2 Nbd7 7. O-O e5 8. Bg5 exd4 9. Nxd4 Bc5 10. Nc3 h6 11. Bc1 O-O 12. b3 c6 13. Bb2 Re8 14. Qd2 Ne5 15. Rad1 Bg4 16. Nf3 Nxf3+ 17. exf3 Bh5 18. Na4 Bb4 19. Qd4 b5 20. cxb5 cxb5 21. Nc3 Bc5 22. Qd2 Qb6 23. Rfe1 Rxe1+ 24. Rxe1 a4 25. f4 axb3 26. axb3 Ra2 27. Ra1 Rxa1+ 28. Bxa1 Qa5 29. Bb2 Bg6 30. Qe2 Bd4 31. Nd5 Nxd5 32. Bxd4 Nc3 33. Qd2 Qa1+ 34. Bf1 Ne2+ 35. Qxe2 Qxd4 36. Qxb5 d5 37. Qe8+ Kh7 38. Qe3 Qb4 39. Bd3 d4 40. Bxg6+ fxg6 41. Qd3 Qc3 42. Qc4 Qe1+ 43. Kg2 Qe4+ 44. f3 Qe3 45. b4 d3 46. f5 gxf5 47. Qd5 Qe2+ 48. Kh3 *", + "Moves": "e2f1 h3h4 g7g5 h4h5 f1h3", + "MovesSAN": "Qf1+ Kh4 g5+ Kh5 Qh3#", + "Themes": "endgame long mate mateIn3 queenEndgame" + }, + { + "FEN": "6k1/Q5pp/1p1bPp2/2p2P2/8/4q2P/1P4P1/7K w - - 0 31", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd8 4. Bc4 Nf6 5. d3 Nc6 6. h3 e5 7. Nf3 Be6 8. Bb3 Bxb3 9. axb3 Bd6 10. O-O O-O 11. Ne4 Nxe4 12. dxe4 Nd4 13. Nxd4 exd4 14. f4 c5 15. e5 Be7 16. c3 f6 17. e6 Qd6 18. f5 Rfd8 19. Bf4 Qc6 20. cxd4 Rxd4 21. Qf3 Qb5 22. Be3 Rd3 23. Rad1 Rad8 24. Rxd3 Rxd3 25. Rd1 Qxb3 26. Rxd3 Qxd3 27. Kh2 b6 28. Qa8+ Bf8 29. Qxa7 Bd6+ 30. Kh1 Qxe3 *", + "Moves": "a7f7 g8h8 f7e8 d6f8 e8f8", + "MovesSAN": "Qf7+ Kh8 Qe8+ Bf8 Qxf8#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "r4rk1/p2p1p2/Q5p1/1pp1q3/8/8/PPP3R1/1K4R1 w - - 0 26", + "PGN": "1. e4 e5 2. Nc3 c6 3. d4 exd4 4. Qxd4 b6 5. Bf4 Nf6 6. O-O-O Bc5 7. Qd2 O-O 8. Bd6 Bxd6 9. Qxd6 Na6 10. e5 Ng4 11. Nh3 b5 12. f3 Ne3 13. Re1 Qb6 14. Bd3 g6 15. Ng5 Nxg2 16. Reg1 Qe3+ 17. Kb1 Qxg5 18. Ne4 Qf4 19. Rxg2 Qxf3 20. Rhg1 Bb7 21. h4 c5 22. h5 Bxe4 23. Bxe4 Qxe4 24. Qxa6 Qxe5 25. hxg6 hxg6 *", + "Moves": "g2g6 f7g6 a6g6 e5g7 g6g7", + "MovesSAN": "Rxg6+ fxg6 Qxg6+ Qg7 Qxg7#", + "Themes": "endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "8/3rkp1p/R1R1P1p1/8/5P2/2P1KP2/3r3P/8 b - - 0 35", + "PGN": "1. e4 e5 2. Nf3 d6 3. d4 Bg4 4. dxe5 Bxf3 5. gxf3 Nc6 6. exd6 Bxd6 7. Nc3 Nge7 8. f4 Qd7 9. e5 Bb4 10. Qxd7+ Kxd7 11. Bh3+ Ke8 12. Bd2 Nd4 13. O-O-O Bxc3 14. Bxc3 Ne2+ 15. Kb1 Nxc3+ 16. bxc3 Nc6 17. Bd7+ Ke7 18. Bxc6 bxc6 19. Rhg1 g6 20. Rd4 c5 21. Rc4 Rhb8+ 22. Kc1 Rb5 23. Rd1 Rab8 24. Rd5 Rb1+ 25. Kd2 R1b2 26. Rdxc5 Rxa2 27. Rxc7+ Ke6 28. f3 Rd8+ 29. Ke3 Rxc2 30. R4c6+ Kd5 31. Rc5+ Ke6 32. Rxa7 Rd7 33. Ra6+ Ke7 34. Rcc6 Rcd2 35. e6 *", + "Moves": "d7d3 e3e4 f7f5 e4e5 d3e3", + "MovesSAN": "R7d3+ Ke4 f5+ Ke5 Re3#", + "Themes": "endgame long mate mateIn3 rookEndgame" + }, + { + "FEN": "5rk1/5ppp/p2Q4/6q1/5n2/2R2B2/Pr4PP/4R2K w - - 4 27", + "PGN": "1. d4 d5 2. c4 Bf5 3. cxd5 Qxd5 4. Nc3 Qd8 5. e4 Bg6 6. Nf3 a6 7. Be2 e6 8. Ne5 Ne7 9. Nxg6 Nxg6 10. Be3 Nc6 11. O-O Nce7 12. d5 exd5 13. Nxd5 Nxd5 14. exd5 Bd6 15. Qb3 b6 16. Rfc1 O-O 17. Rc3 Bf4 18. Bf3 Qg5 19. Bxf4 Nxf4 20. d6 cxd6 21. Qxb6 Rab8 22. Qxd6 Rxb2 23. Re1 Nh3+ 24. Kh1 Nxf2+ 25. Kg1 Nh3+ 26. Kh1 Nf4 *", + "Moves": "d6f8 g8f8 c3c8 g5d8 c8d8", + "MovesSAN": "Qxf8+ Kxf8 Rc8+ Qd8 Rxd8#", + "Themes": "attraction long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r1k2r2/pppn2pp/1q1b4/3Np3/4P3/7Q/PPP2PPP/R1BR2K1 b - - 1 19", + "PGN": "1. e4 e5 2. Nf3 d6 3. d4 Bg4 4. dxe5 Bxf3 5. Qxf3 dxe5 6. Bc4 Nf6 7. O-O Qd4 8. Qb3 Qb6 9. Bxf7+ Kd8 10. Rd1+ Bd6 11. Qd3 Nbd7 12. Nc3 Rf8 13. Be6 Nc5 14. Qh3 Re8 15. Bd5 Ncd7 16. Bf7 Rf8 17. Be6 Kc8 18. Bxd7+ Nxd7 19. Nd5 *", + "Moves": "b6f2 g1h1 f2f1 d1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "6k1/5p1p/3R1p2/7P/4P1P1/1b3PK1/r2p4/2r4R w - - 1 32", + "PGN": "1. e4 e5 2. Bc4 Nc6 3. Qf3 Nf6 4. Ne2 Be7 5. h3 O-O 6. Nbc3 Na5 7. d3 Nxc4 8. dxc4 a6 9. g4 b5 10. cxb5 axb5 11. Nxb5 c6 12. Nbc3 Qb6 13. b3 d5 14. Bb2 d4 15. Na4 Qb4+ 16. Kf1 Ba6 17. Rb1 Qd2 18. Re1 Bb4 19. Kg2 Qxc2 20. Rc1 Qxe2 21. Qxe2 Bxe2 22. Rxc6 d3 23. f3 Bd2 24. Nc3 Bxc3 25. Bxc3 Rxa2 26. Rd6 Bd1+ 27. Kg3 Bxb3 28. Bxe5 d2 29. Bxf6 gxf6 30. h4 Rc8 31. h5 Rc1 *", + "Moves": "d6d8 g8g7 h5h6 g7g6 d8g8", + "MovesSAN": "Rd8+ Kg7 h6+ Kg6 Rg8#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "8/5R2/R7/1p1pB3/3Pk1p1/2r1Pb1P/5P2/6K1 b - - 0 38", + "PGN": "1. d4 d5 2. c4 Bf5 3. Nc3 e6 4. Nf3 h6 5. cxd5 exd5 6. Bf4 Bb4 7. Qa4+ Nc6 8. e3 Bxc3+ 9. bxc3 Ne7 10. Bb5 a6 11. Bxc6+ Nxc6 12. O-O b5 13. Qb3 Bd3 14. Rfd1 Bc4 15. Qc2 g5 16. Be5 f6 17. Qg6+ Kd7 18. Qg7+ Ne7 19. Bxf6 Qf8 20. Ne5+ Ke8 21. Qxh8 Qxh8 22. Bxh8 Nf5 23. g4 Nh4 24. Bg7 h5 25. gxh5 Ke7 26. Ng6+ Nxg6 27. hxg6 Rg8 28. Be5 Rxg6 29. Bxc7 Rc6 30. Be5 Be2 31. Re1 Bf3 32. a4 Rxc3 33. axb5 axb5 34. Ra7+ Ke6 35. Rea1 g4 36. R1a6+ Kf5 37. Rf7+ Ke4 38. h3 *", + "Moves": "c3c1 g1h2 c1h1 h2g3 h1h3", + "MovesSAN": "Rc1+ Kh2 Rh1+ Kg3 Rxh3#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "4Q3/r4B1k/pp1p3p/2p1p1q1/3nPn2/3P4/PPP2P2/2K4R w - - 6 27", + "PGN": "1. e4 e5 2. Nc3 d6 3. Nf3 c5 4. Bc4 h6 5. d3 Nf6 6. Be3 Be7 7. Qe2 Bg4 8. O-O-O Nc6 9. h3 Bxf3 10. gxf3 O-O 11. Rhg1 Kh7 12. Bxh6 gxh6 13. Qd2 Nh5 14. Nd5 Bg5 15. f4 Bxf4 16. Nxf4 Nxf4 17. Rg3 Nd4 18. Re1 Rg8 19. Rxg8 Qxg8 20. Qa5 b6 21. Qa6 Qc8 22. Qa3 a6 23. Bxf7 Qxh3 24. Qa4 Ra7 25. Qe8 Qg4 26. Rh1 Qg5 *", + "Moves": "h1h6 h7g7 e8g8 g7h6 g8h8", + "MovesSAN": "Rxh6+ Kg7 Qg8+ Kxh6 Qh8#", + "Themes": "long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "5r2/pp4k1/3NQ1pp/8/5r2/8/P1q3PP/1RR4K b - - 3 27", + "PGN": "1. e4 e5 2. Nf3 d6 3. Bc4 Be6 4. Bxe6 fxe6 5. O-O Nd7 6. d4 Qe7 7. dxe5 Nxe5 8. Nxe5 dxe5 9. Qh5+ g6 10. Qxe5 Nf6 11. Bg5 Bg7 12. Nc3 O-O 13. Kh1 Rad8 14. f4 h6 15. Bh4 Qb4 16. Qxc7 Rd7 17. Qe5 Nxe4 18. Qxe6+ Rdf7 19. Nxe4 Qxb2 20. Rab1 Qxc2 21. Bf6 Bxf6 22. Nxf6+ Kg7 23. Ne8+ Kh8 24. Qe5+ Kg8 25. Nd6 Rxf4 26. Qe6+ Kg7 27. Rfc1 *", + "Moves": "c2c1 b1c1 f4f1 c1f1 f8f1", + "MovesSAN": "Qxc1+ Rxc1 Rf1+ Rxf1 Rxf1#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "3r1rk1/pbqn1Np1/1p2p2p/8/8/2PB2b1/PPQ2PPP/3RR1K1 w - - 0 20", + "PGN": "1. e4 e6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Be7 5. Nf3 Nf6 6. Bd3 b6 7. O-O Bb7 8. Qe2 Nbd7 9. c3 O-O 10. Re1 c5 11. dxc5 Nxc5 12. Nxc5 Bxc5 13. Bg5 Be7 14. Rad1 Qc7 15. Bh4 Rad8 16. Bg3 Bd6 17. Ne5 h6 18. Qc2 Nd7 19. Nxf7 Bxg3 *", + "Moves": "d3h7 g8f7 c2g6 f7e7 g6e6", + "MovesSAN": "Bh7+ Kxf7 Qg6+ Ke7 Qxe6#", + "Themes": "kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "5r1k/ppp1p2p/5qpB/8/3PQ3/1PP5/P5PP/R5K1 b - - 0 23", + "PGN": "1. d4 Nf6 2. e3 g6 3. Bd3 Bg7 4. f4 O-O 5. Nd2 d5 6. c3 Nc6 7. Ngf3 Re8 8. O-O Bg4 9. Qe1 Bxf3 10. Nxf3 Ne4 11. Bxe4 dxe4 12. Ne5 Nxe5 13. fxe5 f6 14. Qf2 fxe5 15. Qf7+ Kh8 16. b3 exd4 17. exd4 Rf8 18. Qe6 Rxf1+ 19. Kxf1 Qf8+ 20. Kg1 Qf6 21. Qxe4 Rf8 22. Be3 Bh6 23. Bxh6 *", + "Moves": "f6f2 g1h1 f2f1 a1f1 f8f1", + "MovesSAN": "Qf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "3r1r1k/pp2Q1pp/nqp5/4B3/4P3/8/P4PPP/3R1RK1 b - - 2 19", + "PGN": "1. e4 e5 2. d4 exd4 3. c3 dxc3 4. Bc4 cxb2 5. Bxb2 Nf6 6. Nc3 Bb4 7. Ne2 O-O 8. O-O Bxc3 9. Nxc3 d6 10. Nd5 Nxd5 11. Bxd5 c6 12. Bb3 Be6 13. Bxe6 fxe6 14. Qg4 e5 15. Rad1 Qb6 16. Qe6+ Kh8 17. Qxd6 Na6 18. Bxe5 Rad8 19. Qe7 *", + "Moves": "b6f2 f1f2 d8d1 f2f1 d1f1", + "MovesSAN": "Qxf2+ Rxf2 Rxd1+ Rf1 Rdxf1#", + "Themes": "deflection kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "1r3k2/3bpp1R/p1np2p1/q7/2pbP1P1/2N2P2/PP1Q4/1K5R w - - 0 21", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 d6 5. c4 Nf6 6. Nc3 a6 7. f3 g6 8. Be3 Bg7 9. Qd2 O-O 10. O-O-O Qc7 11. Kb1 Bd7 12. h4 Rab8 13. h5 Nxh5 14. g4 Ng3 15. Rh3 Nxf1 16. Rxf1 b5 17. Bh6 Bxd4 18. Rfh1 bxc4 19. Bxf8 Qa5 20. Rxh7 Kxf8 *", + "Moves": "d2h6 f8e8 h7h8 d4h8 h6h8", + "MovesSAN": "Qh6+ Ke8 Rh8+ Bxh8 Qxh8#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "1R6/5p2/5k1p/p1b1p2p/2p2n2/5PK1/PB5P/4R3 b - - 5 35", + "PGN": "1. e4 d6 2. Bc4 Bd7 3. c3 b5 4. Bb3 a5 5. Qf3 e6 6. d4 c5 7. dxc5 dxc5 8. Ne2 c4 9. Bc2 Bc6 10. O-O Nf6 11. Nd4 Bd7 12. e5 Nd5 13. Be4 Bc6 14. Nxc6 Nxc6 15. Rd1 Nxe5 16. Qe2 Be7 17. Bxd5 Nd3 18. Bc6+ Kf8 19. Bxa8 Qxa8 20. Na3 Qc6 21. Nc2 e5 22. b3 h5 23. Ne3 Bc5 24. bxc4 bxc4 25. Rb1 Rh6 26. Rb8+ Ke7 27. Nf5+ Kf6 28. Nxh6 gxh6 29. Qf3+ Qxf3 30. gxf3 Nxf2 31. Rf1 Ne4+ 32. Kg2 Nxc3 33. Bb2 Ne2 34. Re1 Nf4+ 35. Kg3 *", + "Moves": "h5h4 g3h4 c5f2 h4g4 h6h5", + "MovesSAN": "h4+ Kxh4 Bf2+ Kg4 h5#", + "Themes": "attraction endgame long mate mateIn3" + }, + { + "FEN": "5r1k/p1p3pp/1p2Q1p1/n1P1N3/3P3q/4P3/P4RPP/1R4K1 b - - 0 20", + "PGN": "1. d4 d5 2. c4 Nf6 3. Nf3 Bf5 4. cxd5 Nxd5 5. Nc3 Nxc3 6. bxc3 e6 7. Bg5 Be7 8. Bxe7 Qxe7 9. e3 O-O 10. Bd3 Bg6 11. Bxg6 fxg6 12. O-O Nc6 13. Rb1 b6 14. Qa4 Na5 15. Ne5 Rf5 16. c4 Raf8 17. c5 Qh4 18. Qd7 Rxf2 19. Qxe6+ Kh8 20. Rxf2 *", + "Moves": "h4f2 g1h1 f2f1 b1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate long mate mateIn3 middlegame" + }, + { + "FEN": "4rr2/pp1Rn1kp/2p1B1p1/2q5/4Q3/2P5/P4PPP/4R1K1 b - - 6 22", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. c3 dxc3 5. Nxc3 Bb4 6. Bc4 d6 7. Qb3 Qf6 8. O-O Bxc3 9. bxc3 Nge7 10. Bg5 Qg6 11. e5 dxe5 12. Bxe7 Nxe7 13. Nxe5 Qb6 14. Bxf7+ Kf8 15. Qc4 c6 16. Rad1 g6 17. Qf4 Kg7 18. Nd7 Bxd7 19. Rxd7 Qc5 20. Re1 Rae8 21. Be6 Rhf8 22. Qe4 *", + "Moves": "c5f2 g1h1 f2f1 e1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "2r3r1/8/5R2/p2kp3/1p3P2/3P4/qPP5/2K1R3 w - - 1 34", + "PGN": "1. e4 e5 2. Bc4 Nf6 3. Nc3 Be7 4. d3 O-O 5. Nf3 d6 6. Be3 Bg4 7. Qe2 Nc6 8. O-O-O Nd4 9. Qf1 Nxf3 10. h3 Bh5 11. g4 Nxg4 12. hxg4 Bxg4 13. Qg2 Qd7 14. Rdf1 Nh4 15. Qh2 Bf3 16. Rhg1 c6 17. Bh6 Bf6 18. Bxg7 Bxg7 19. Qxh4 b5 20. Bb3 b4 21. Nd1 Bxd1 22. Rxd1 d5 23. exd5 cxd5 24. Qg3 f6 25. Rh1 a5 26. Bxd5+ Qxd5 27. Qxg7+ Kxg7 28. Rdg1+ Kf7 29. Rxh7+ Ke6 30. Rh6 Rg8 31. Re1 Qxa2 32. f4 Kd5 33. Rxf6 Rac8 *", + "Moves": "e1e5 d5d4 f6d6 a2d5 d6d5", + "MovesSAN": "Rxe5+ Kd4 Rd6+ Qd5 Rdxd5#", + "Themes": "endgame long mate mateIn3 queenRookEndgame" + }, + { + "FEN": "2k4r/ppp2Qp1/8/3R3p/8/PPq5/K1P5/4r3 w - - 0 29", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 Nf6 5. a3 d6 6. Nc3 Bg4 7. h3 Bh5 8. g4 Bg6 9. Qe2 Qe7 10. Be3 Bxe3 11. fxe3 O-O-O 12. O-O-O h5 13. g5 Nh7 14. h4 f6 15. d4 exd4 16. exd4 Rde8 17. Rhe1 fxg5 18. hxg5 Nxg5 19. e5 Nxf3 20. Qxf3 dxe5 21. dxe5 Qg5+ 22. Kb1 Nxe5 23. Qd5 Bf7 24. Rxe5 Rxe5 25. Qxf7 Qg4 26. Rd5 Re1+ 27. Ka2 Qxc4+ 28. b3 Qxc3 *", + "Moves": "f7d7 c8b8 d7d8 h8d8 d5d8", + "MovesSAN": "Qd7+ Kb8 Qd8+ Rxd8 Rxd8#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "4rrk1/6pp/p1R5/8/P2n4/Q7/3N1PPP/4R1K1 b - - 0 31", + "PGN": "1. e4 e5 2. Bc4 Be7 3. Nf3 Nc6 4. O-O Nf6 5. d3 O-O 6. c3 d6 7. b4 a6 8. a4 Be6 9. Bxe6 fxe6 10. Qb3 Qd7 11. Ng5 Nd8 12. Be3 d5 13. Bc5 Bxc5 14. bxc5 Nf7 15. Nxf7 Qxf7 16. exd5 exd5 17. Qxb7 e4 18. dxe4 Nxe4 19. Qb4 Rab8 20. Qd4 c6 21. Nd2 Ng5 22. Rab1 Ne6 23. Qe3 Rbe8 24. Rb6 d4 25. cxd4 Nxc5 26. Qa3 Ne6 27. Nf3 Qg6 28. Rxc6 Qe4 29. Rd1 Nxd4 30. Nd2 Qe1+ 31. Rxe1 *", + "Moves": "e8e1 d2f1 d4e2 g1h1 e1f1", + "MovesSAN": "Rxe1+ Nf1 Ne2+ Kh1 Rxf1#", + "Themes": "backRankMate deflection long mate mateIn3 middlegame" + }, + { + "FEN": "2r3k1/R4p1p/1pq3p1/4P3/N2pB3/1P3PPb/P2QP2P/6K1 b - - 1 25", + "PGN": "1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. g3 O-O 5. Bg2 c6 6. O-O d5 7. cxd5 cxd5 8. Ne5 Nc6 9. Nc3 Be6 10. Bf4 Rc8 11. Qd2 Nxe5 12. Bxe5 Qd7 13. Rfc1 Rc4 14. b3 Rc6 15. Na4 b6 16. Rxc6 Qxc6 17. Rc1 Qd7 18. Rc7 Qb5 19. Rxe7 Rc8 20. Rxa7 Ne4 21. Bxe4 Bxe5 22. Bd3 Qc6 23. dxe5 Bh3 24. f3 d4 25. Be4 *", + "Moves": "c6c1 d2c1 c8c1 g1f2 c1f1", + "MovesSAN": "Qc1+ Qxc1 Rxc1+ Kf2 Rf1#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "r1b2rk1/pp3p2/3p1q1p/2pPp1p1/2P1P1n1/5NPK/PP1BBP1P/R1Q2R2 b - - 0 19", + "PGN": "1. d4 e6 2. c4 Nf6 3. Nc3 Bb4 4. Bd2 Bxc3 5. Bxc3 d6 6. Qc2 O-O 7. e4 Nbd7 8. Bd3 e5 9. Nf3 Qe7 10. O-O c5 11. d5 Nh5 12. Nd2 Nf4 13. g3 Nh3+ 14. Kg2 Nf6 15. Nf3 Ng4 16. Be2 Qf6 17. Bd2 h6 18. Qc1 g5 19. Kxh3 *", + "Moves": "g4e3 g3g4 c8g4 h3g3 f6f4", + "MovesSAN": "Ne3+ g4 Bxg4+ Kg3 Qf4#", + "Themes": "discoveredAttack long mate mateIn3 middlegame" + }, + { + "FEN": "4r3/pp3pkp/6p1/3Rr3/2P3b1/P1Q2BPq/1P3P2/R5K1 b - - 4 26", + "PGN": "1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 c6 7. O-O Na6 8. h3 Qc7 9. Be3 e5 10. Qc2 Nb4 11. Qb3 exd4 12. Bxd4 c5 13. Be3 Re8 14. a3 Nc6 15. Nb5 Qe7 16. Rfd1 Nxe4 17. Nd2 Nd4 18. Nxd4 cxd4 19. Nxe4 Qxe4 20. Bf3 Qh4 21. g3 Qxh3 22. Bxd4 Bg4 23. Bxg7 Kxg7 24. Rxd6 Re5 25. Qc3 Re8 26. Rd5 *", + "Moves": "g4f3 c3f3 e5e1 a1e1 e8e1", + "MovesSAN": "Bxf3 Qxf3 Re1+ Rxe1 Rxe1#", + "Themes": "kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "5r1k/2p2qbb/p2pR2p/1p6/6QN/2P3P1/PP4PP/R5K1 b - - 7 28", + "PGN": "1. e4 b6 2. Nf3 g6 3. Bc4 Bg7 4. d4 e6 5. c3 Ne7 6. O-O Bb7 7. d5 exd5 8. exd5 O-O 9. Bg5 Kh8 10. Nbd2 f6 11. Bh4 d6 12. Ne4 Nf5 13. Bg3 Nxg3 14. fxg3 f5 15. Neg5 h6 16. Ne6 Qe7 17. Nxf8 Qxf8 18. Re1 Nd7 19. Re6 Nc5 20. Rxg6 a6 21. Nh4 b5 22. Bd3 Bxd5 23. Bxf5 Ne4 24. Bxe4 Bxe4 25. Rg4 Bh7 26. Rg6 Qf7 27. Qg4 Rf8 28. Re6 *", + "Moves": "f7f2 g1h1 f2f1 a1f1 f8f1", + "MovesSAN": "Qf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "2r4k/6p1/3p2rp/1Q2p1q1/4Pp2/3P4/PR3PPP/6RK b - - 5 27", + "PGN": "1. e4 c5 2. d3 Nc6 3. Nf3 e5 4. Be2 d6 5. O-O Nf6 6. Nc3 Be7 7. Bg5 Bd7 8. Bxf6 Bxf6 9. Nd5 O-O 10. Nxf6+ Qxf6 11. Qd2 Nd4 12. Nxd4 cxd4 13. c3 dxc3 14. bxc3 Qg6 15. Kh1 f5 16. Bf3 f4 17. c4 Bg4 18. Bxg4 Qxg4 19. Qd1 Qg5 20. Qb3 b6 21. c5+ Kh8 22. cxb6 axb6 23. Qxb6 Rf6 24. Rab1 h6 25. Rb2 Rg6 26. Rg1 Rc8 27. Qb5 *", + "Moves": "g5g2 g1g2 c8c1 g2g1 c1g1", + "MovesSAN": "Qxg2+ Rxg2 Rc1+ Rg1 Rcxg1#", + "Themes": "endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "8/5N2/7p/6p1/4nkP1/3R4/6KP/1r6 w - - 8 55", + "PGN": "1. d4 Nf6 2. c4 g6 3. Bd2 Bg7 4. Bc3 O-O 5. d5 d6 6. f3 c6 7. e4 cxd5 8. cxd5 Nbd7 9. b4 Nb6 10. a4 a5 11. b5 Qc7 12. Ra2 Nc4 13. Bxc4 Qxc4 14. Qe2 Qc7 15. g4 e6 16. Qd2 exd5 17. exd5 Qc4 18. Ne2 Qxd5 19. Qxd5 Nxd5 20. Bxg7 Kxg7 21. O-O b6 22. Rd1 Be6 23. Rad2 Ne3 24. Re1 d5 25. Nf4 Nc4 26. Nxe6+ fxe6 27. Rd4 Rae8 28. Nc3 h6 29. f4 Rd8 30. Rxe6 g5 31. f5 Rf6 32. Re7+ Rf7 33. Re6 Rf6 34. Nxd5 Rxe6 35. fxe6 Nd6 36. e7 Re8 37. Rd1 Nc8 38. Re1 Kf7 39. Rf1+ Ke6 40. Rd1 Nxe7 41. Nxb6 Rb8 42. Nc4 Nd5 43. Re1+ Kd7 44. Rd1 Ke6 45. Re1+ Kd7 46. Nxa5 Nc3 47. Re5 Nxa4 48. Rd5+ Ke6 49. Rd4 Nc3 50. Nc6 Rxb5 51. Nd8+ Ke5 52. Rd3 Rb1+ 53. Kg2 Ne4 54. Nf7+ Kf4 *", + "Moves": "d3f3 f4g4 f7e5 g4h5 f3h3", + "MovesSAN": "Rf3+ Kxg4 Ne5+ Kh5 Rh3#", + "Themes": "anastasiaMate endgame long mate mateIn3" + }, + { + "FEN": "3q2k1/p4p2/2p1r3/3p4/4n3/3B4/P1P2PPb/1Q1RRK2 b - - 0 23", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4 5. Nxd4 Bb4 6. Nxc6 bxc6 7. Bd3 O-O 8. O-O d5 9. exd5 cxd5 10. Bg5 c6 11. Qf3 Rb8 12. Ne2 Bg4 13. Qg3 Bxe2 14. Bxe2 Bd6 15. Qh4 Rxb2 16. Bd3 h6 17. Bxh6 gxh6 18. Qxh6 Re8 19. Rfe1 Ne4 20. Rad1 Re6 21. Qc1 Bxh2+ 22. Kf1 Rb1 23. Qxb1 *", + "Moves": "e4g3 f2g3 d8f6 d3f5 f6f5", + "MovesSAN": "Ng3+ fxg3 Qf6+ Bf5 Qxf5#", + "Themes": "long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "8/8/1Q6/4qpkp/5p2/5P1P/6PK/8 w - - 4 37", + "PGN": "1. e4 c5 2. d4 cxd4 3. c3 d5 4. cxd4 dxe4 5. Nc3 Nf6 6. Bg5 e6 7. Nxe4 Be7 8. Nxf6+ Bxf6 9. Bxf6 Qxf6 10. Nf3 O-O 11. Bd3 Nc6 12. Bc2 e5 13. Qd3 e4 14. Qxe4 g6 15. O-O Bf5 16. Qe2 Nxd4 17. Nxd4 Qxd4 18. Bxf5 gxf5 19. Rad1 Qf6 20. Rd3 Rae8 21. Rg3+ Kh8 22. Qh5 Rg8 23. Rxg8+ Rxg8 24. Re1 Rg5 25. Qf3 Qxb2 26. h3 h5 27. Re8+ Kg7 28. Re7 b6 29. Qb7 Qxa2 30. Qxa7 Qd5 31. f3 f4 32. Qxb6 Re5 33. Rxe5 Qxe5 34. Qf2 f5 35. Kh2 Kg6 36. Qb6+ Kg5 *", + "Moves": "h3h4 g5h4 b6d8 e5f6 d8f6", + "MovesSAN": "h4+ Kxh4 Qd8+ Qf6 Qxf6#", + "Themes": "attraction endgame long mate mateIn3 queenEndgame" + }, + { + "FEN": "4r2k/p2Q1p1r/1p1N1pbp/8/5q2/2P3R1/P4PPP/6K1 w - - 0 28", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. cxd4 Bb4+ 7. Nc3 Nxe4 8. O-O Bxc3 9. d5 Ne5 10. bxc3 Nxc4 11. Qd4 Nf6 12. Re1+ Kf8 13. Qxc4 h6 14. d6 cxd6 15. Ba3 Ne8 16. Qd3 b6 17. Re3 Bb7 18. Rae1 Nf6 19. Bxd6+ Kg8 20. Be7 Qc7 21. Bxf6 gxf6 22. Nh4 Rh7 23. Nf5 Qf4 24. Rg3+ Kh8 25. Qxd7 Be4 26. Nd6 Bg6 27. Re8+ Rxe8 *", + "Moves": "d7e8 h8g7 e8f7 g7h8 f7f8", + "MovesSAN": "Qxe8+ Kg7 Qxf7+ Kh8 Qf8#", + "Themes": "exposedKing long mate mateIn3 middlegame pin" + }, + { + "FEN": "r1b1k2r/pppp1np1/2n2q2/7Q/2BbP3/B7/P4PPP/RN3RK1 w kq - 0 13", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Nxb4 5. c3 Nc6 6. d4 exd4 7. cxd4 Bb6 8. O-O h5 9. Ng5 Nh6 10. Ba3 Bxd4 11. Qxh5 Qf6 12. Nxf7 Nxf7 *", + "Moves": "c4f7 f6f7 h5h8 f7g8 h8g8", + "MovesSAN": "Bxf7+ Qxf7 Qxh8+ Qg8 Qxg8#", + "Themes": "attackingF2F7 long mate mateIn3 opening" + }, + { + "FEN": "r1b2r1k/p6p/8/4N1R1/1P3pP1/8/1P2p2P/3R2K1 w - - 0 32", + "PGN": "1. e4 e6 2. d4 d5 3. e5 Ne7 4. Nf3 c5 5. Be3 cxd4 6. Nxd4 Ng6 7. Nf3 Nc6 8. Bb5 Qc7 9. Bxc6+ bxc6 10. Bd4 c5 11. Bc3 d4 12. Bd2 Nxe5 13. Nxe5 Qxe5+ 14. Qe2 Qxe2+ 15. Kxe2 e5 16. Re1 Bd6 17. Kf1 Bb7 18. Kg1 O-O 19. c3 f5 20. cxd4 cxd4 21. a3 e4 22. Bb4 Bxb4 23. axb4 Rfd8 24. Nd2 g5 25. Ra5 Bc8 26. g4 e3 27. fxe3 dxe3 28. Nc4 f4 29. Rxg5+ Kh8 30. Ne5 Rf8 31. Rd1 e2 *", + "Moves": "e5f7 f8f7 d1d8 f7f8 d8f8", + "MovesSAN": "Nf7+ Rxf7 Rd8+ Rf8 Rxf8#", + "Themes": "endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "7r/2p5/1p2p3/p2p1N1P/6k1/3R1n2/PPP2P2/5R1K b - - 0 31", + "PGN": "1. e4 g6 2. Nf3 a5 3. d4 b6 4. Be2 Ba6 5. O-O e6 6. Nc3 Bxe2 7. Qxe2 Ne7 8. h4 h5 9. Ng5 Bg7 10. e5 O-O 11. g4 f6 12. exf6 Bxf6 13. gxh5 Nf5 14. hxg6 Qe8 15. Qh5 Qe7 16. Nf7 Rxf7 17. gxf7+ Qxf7 18. Qxf7+ Kxf7 19. Bg5 Nxd4 20. Bxf6 Kxf6 21. Rac1 Nbc6 22. Kh2 Ne5 23. Ne4+ Kf5 24. Ng3+ Kg4 25. h5 Ndf3+ 26. Kg2 Nh4+ 27. Kg1 Nef3+ 28. Kh1 Rh8 29. Rcd1 d5 30. Rd3 Nf5 31. Nxf5 *", + "Moves": "h8h5 f5h4 h5h4 h1g2 h4h2", + "MovesSAN": "Rxh5+ Nh4 Rxh4+ Kg2 Rh2#", + "Themes": "endgame exposedKing fork long mate mateIn3" + }, + { + "FEN": "4r1k1/1p2rpp1/3p3p/3Pq1B1/1P6/8/P2Q1PPP/3RR1K1 b - - 0 23", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 4. O-O Bd7 5. Nc3 Nf6 6. d4 exd4 7. Nxd4 Nxd4 8. Bxd7+ Qxd7 9. Qxd4 Be7 10. Re1 Rd8 11. Nd5 Nxd5 12. exd5 O-O 13. Qxa7 Qf5 14. Qe3 Rde8 15. c4 h6 16. Qc3 Bh4 17. Be3 Bf6 18. Qd2 Re7 19. Rad1 Rfe8 20. c5 Qe5 21. b4 Bg5 22. cxd6 cxd6 23. Bxg5 *", + "Moves": "e5e1 d1e1 e7e1 d2e1 e8e1", + "MovesSAN": "Qxe1+ Rxe1 Rxe1+ Qxe1 Rxe1#", + "Themes": "backRankMate long mate mateIn3 middlegame" + }, + { + "FEN": "r6k/p2n2pB/1pn5/4P2Q/3q2pP/8/P4P2/R4K1b w - - 0 25", + "PGN": "1. Nf3 d5 2. d4 Nf6 3. c4 e6 4. Nc3 Be7 5. Bf4 O-O 6. Qc2 b6 7. e4 Bb7 8. e5 Nfd7 9. Bd3 h6 10. cxd5 exd5 11. g4 c5 12. g5 Bxg5 13. Bxg5 hxg5 14. h4 g4 15. Bh7+ Kh8 16. Ng5 cxd4 17. Qf5 dxc3 18. bxc3 d4 19. cxd4 Bxh1 20. Nxf7+ Rxf7 21. Qxf7 Qf8 22. Qg6 Nc6 23. Qh5 Qb4+ 24. Kf1 Qxd4 *", + "Moves": "h7f5 h8g8 f5e6 g8f8 h5f7", + "MovesSAN": "Bf5+ Kg8 Be6+ Kf8 Qf7#", + "Themes": "discoveredAttack long mate mateIn3 middlegame" + }, + { + "FEN": "R7/ppp2Qpk/2n4p/5b2/8/8/P2q1PPP/b5K1 w - - 0 22", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 h6 4. O-O Nf6 5. Re1 Bc5 6. b4 Bxb4 7. c3 Bc5 8. d4 exd4 9. cxd4 Bb6 10. Qb3 O-O 11. Ba3 d6 12. e5 Ne8 13. exd6 Nxd6 14. Ne5 Bxd4 15. Bxd6 Qxd6 16. Nxf7 Rxf7 17. Re8+ Kh7 18. Bd3+ Bf5 19. Rxa8 Bxa1 20. Qxf7 Qxd3 21. Nd2 Qxd2 *", + "Moves": "f7f5 g7g6 f5f7 a1g7 f7g8", + "MovesSAN": "Qxf5+ g6 Qf7+ Bg7 Qg8#", + "Themes": "endgame hangingPiece long mate mateIn3" + }, + { + "FEN": "3r1r1k/pp2b2n/6BQ/2q5/4p3/8/PPP2PPP/3R1RK1 b - - 2 21", + "PGN": "1. d4 e6 2. e4 d5 3. Nc3 dxe4 4. Nxe4 Nd7 5. Nf3 Ngf6 6. Nxf6+ Nxf6 7. Bd3 c5 8. O-O h6 9. Be3 cxd4 10. Nxd4 Be7 11. Qf3 O-O 12. Rad1 Qa5 13. Bc4 e5 14. Nf5 Bxf5 15. Qxf5 Rad8 16. Bxh6 Qc5 17. Bb3 gxh6 18. Qg6+ Kh8 19. Bxf7 e4 20. Qxh6+ Nh7 21. Bg6 *", + "Moves": "c5f2 g1h1 f2f1 d1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qxf1+ Rxf1 Rxf1#", + "Themes": "backRankMate deflection long mate mateIn3 middlegame" + }, + { + "FEN": "4r2k/ppQR1p1p/7q/8/3P2RB/4r3/P5PP/6K1 b - - 0 24", + "PGN": "1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 Bb4 6. e3 Bf5 7. Bd3 Bxc3+ 8. bxc3 Bxd3 9. Qxd3 Nc6 10. Ne2 O-O 11. O-O Qd6 12. f4 Ne4 13. Bh4 Ne7 14. f5 g6 15. Ng3 Nxf5 16. Nxf5 gxf5 17. Rxf5 Rae8 18. Raf1 Qh6 19. R1f4 Re6 20. Rxd5 Rfe8 21. Rd7 Nxc3 22. Qxc3 Rxe3 23. Rg4+ Kh8 24. Qxc7 *", + "Moves": "e3e1 h4e1 e8e1 g1f2 h6e3", + "MovesSAN": "Re1+ Bxe1 Rxe1+ Kf2 Qe3#", + "Themes": "long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r1b1r1k1/2qn1ppp/pp6/2pP4/4P3/2N2PnP/PB1NBRPK/R2Q4 b - - 0 19", + "PGN": "1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 Be7 5. e3 c6 6. Be2 O-O 7. O-O Nbd7 8. b3 dxc4 9. bxc4 c5 10. Bb2 b6 11. d5 exd5 12. cxd5 Bd6 13. e4 a6 14. Nd2 Qc7 15. h3 Re8 16. f3 Nh5 17. Rf2 Bh2+ 18. Kh1 Ng3+ 19. Kxh2 *", + "Moves": "g3f1 h2g1 c7h2 g1f1 h2h1", + "MovesSAN": "Nf1+ Kg1 Qh2+ Kxf1 Qh1#", + "Themes": "doubleCheck long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r1r2bk1/2q2ppp/1n2b3/4pN2/pp3nPQ/3B1P2/PPPN3P/1KBR3R w - - 6 22", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nb3 Be6 8. f3 Be7 9. Qd2 O-O 10. O-O-O Nbd7 11. g4 b5 12. Kb1 b4 13. Ne2 Nb6 14. Ng3 d5 15. exd5 Nfxd5 16. Qf2 a5 17. Bd3 Qc7 18. Bc1 a4 19. Nd2 Rfc8 20. Nf5 Bf8 21. Qh4 Nf4 *", + "Moves": "f5e7 f8e7 h4h7 g8f8 h7h8", + "MovesSAN": "Ne7+ Bxe7 Qxh7+ Kf8 Qh8#", + "Themes": "fork long master mate mateIn3 opening sacrifice" + }, + { + "FEN": "6k1/5ppp/3r4/p7/q1n2PP1/7P/1Q6/1K2R3 w - - 0 34", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Bd2 Nc6 5. e3 b6 6. Qc2 Bb7 7. Nge2 O-O 8. f3 Qe7 9. a3 Bd6 10. e4 Rfe8 11. d5 exd5 12. cxd5 Ne5 13. O-O-O c6 14. dxc6 Bxc6 15. Kb1 Rac8 16. Nd4 Bxa3 17. bxa3 Qxa3 18. Qb2 Qc5 19. Nxc6 Rxc6 20. f4 Nc4 21. Bxc4 Qxc4 22. e5 Ng4 23. Rhf1 a5 24. h3 Nh6 25. Rde1 Nf5 26. Ne4 d5 27. exd6 Rxe4 28. Rxe4 Qxe4+ 29. Ka2 Rxd6 30. g4 Ne3 31. Re1 Qa4+ 32. Kb1 Nc4 33. Bxa5 bxa5 *", + "Moves": "b2b8 d6d8 b8d8 a4e8 e1e8", + "MovesSAN": "Qb8+ Rd8 Qxd8+ Qe8 Rxe8#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "4rr1k/p5p1/1p3q1p/2p5/6Q1/1P4R1/P1P2PPP/5RK1 b - - 1 28", + "PGN": "1. e4 e5 2. Bc4 Nc6 3. Nf3 f5 4. exf5 e4 5. Ng1 Nf6 6. d3 d5 7. Bb3 Bxf5 8. dxe4 Nxe4 9. Nf3 Bc5 10. O-O O-O 11. Be3 Kh8 12. Bxc5 Nxc5 13. Bxd5 Nb4 14. Nc3 Nxd5 15. Nxd5 c6 16. Nc3 Qc7 17. Rc1 Bg4 18. Qd4 Bxf3 19. Qxc5 Bd5 20. Nxd5 Qe5 21. Qc3 Qxd5 22. b3 Rae8 23. Rcd1 Qg5 24. Rd3 h6 25. Rg3 Qf6 26. Qc5 b6 27. Qc4 c5 28. Qg4 *", + "Moves": "f6f2 f1f2 e8e1 f2f1 e1f1", + "MovesSAN": "Qxf2+ Rxf2 Re1+ Rf1 Rexf1#", + "Themes": "endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "r4r1k/pppqpPb1/1n1pN1pp/8/6PQ/1P6/1Pb2P1P/RNB1K2R w KQ - 2 16", + "PGN": "1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Nf3 g6 5. Bc4 Nb6 6. Bb3 Bg7 7. Qe2 O-O 8. Ng5 Nc6 9. e6 Nxd4 10. exf7+ Kh8 11. Qe4 Nxb3 12. axb3 Bf5 13. Qh4 h6 14. g4 Bxc2 15. Ne6 Qd7 *", + "Moves": "c1h6 d7e6 h6e3 g7h6 h4h6", + "MovesSAN": "Bxh6 Qxe6+ Be3+ Bh6 Qxh6#", + "Themes": "discoveredAttack exposedKing kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r3k3/pqp5/1p2pBb1/7r/8/8/PKP1QP2/8 w q - 0 25", + "PGN": "1. d4 e6 2. Bf4 d6 3. e3 Nf6 4. Nf3 b6 5. Bd3 Bb7 6. Nc3 g6 7. e4 Bg7 8. e5 dxe5 9. dxe5 Nfd7 10. Bg5 Qc8 11. Qe2 Nc6 12. O-O-O Ndxe5 13. Nxe5 Nxe5 14. h4 Nxd3+ 15. Rxd3 Bxg2 16. Rg1 Qb7 17. h5 Bxc3 18. hxg6 Bxb2+ 19. Kxb2 hxg6 20. Rg3 Be4 21. Re3 Bf5 22. Bf6 Rh5 23. Rxg6 Bxg6 24. Rxe6+ fxe6 *", + "Moves": "e2e6 e8f8 e6e7 f8g8 e7g7", + "MovesSAN": "Qxe6+ Kf8 Qe7+ Kg8 Qg7#", + "Themes": "endgame exposedKing long mate mateIn3" + }, + { + "FEN": "7r/2p4p/p1R3p1/Pp1pr3/1k4n1/7P/1PP3P1/3R2K1 w - - 0 29", + "PGN": "1. e4 g6 2. d4 Bg7 3. Nf3 e6 4. Nc3 b6 5. Be2 Bb7 6. O-O Nc6 7. a4 a6 8. Be3 d5 9. e5 f6 10. h3 fxe5 11. Nxe5 Nxe5 12. dxe5 Bxe5 13. a5 b5 14. f4 Bf6 15. Bd4 Bxd4+ 16. Qxd4 Qf6 17. Qe5 O-O-O 18. Bg4 Kd7 19. Rad1 Qxe5 20. fxe5 Nh6 21. Ne4 Ba8 22. Nc5+ Kc6 23. Nxe6 Rde8 24. Nd4+ Kc5 25. Rf3 Rxe5 26. Rc3+ Kb4 27. Nc6+ Bxc6 28. Rxc6 Nxg4 *", + "Moves": "d1d4 b4a5 b2b4 a5a4 c6a6", + "MovesSAN": "Rd4+ Kxa5 b4+ Ka4 Rxa6#", + "Themes": "deflection endgame fork long mate mateIn3" + }, + { + "FEN": "3r2k1/pp3bp1/2p4p/q3pB1P/2n1P3/2Q2P2/PPP5/1KB4R b - - 0 24", + "PGN": "1. e4 d6 2. d4 Nf6 3. Nc3 e5 4. f3 c6 5. Be3 Be7 6. Qd2 Nbd7 7. O-O-O Qa5 8. Kb1 Nb6 9. dxe5 dxe5 10. g4 Be6 11. h4 Rd8 12. Qc1 Rxd1 13. Qxd1 Bb4 14. Nge2 O-O 15. h5 Nc4 16. Bc1 Rd8 17. Qe1 Nd7 18. g5 Nc5 19. g6 h6 20. gxf7+ Bxf7 21. Bh3 Na4 22. Bf5 Nxc3+ 23. Nxc3 Bxc3 24. Qxc3 *", + "Moves": "c4d2 c1d2 a5a2 b1c1 a2a1", + "MovesSAN": "Nd2+ Bxd2 Qxa2+ Kc1 Qa1#", + "Themes": "long mate mateIn3 middlegame queensideAttack sacrifice" + }, + { + "FEN": "6k1/p4ppp/5n2/4RQ2/5P2/PBr4P/5qP1/7K w - - 1 33", + "PGN": "1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 Nc6 6. Nf3 Bg4 7. Be2 e6 8. Be3 Be7 9. c5 O-O 10. a3 b6 11. b4 bxc5 12. bxc5 Rc8 13. O-O Bxf3 14. Bxf3 e5 15. dxe5 Nxe5 16. Bxd5 Bxc5 17. Bxc5 Rxc5 18. Ba2 Rxc3 19. Qe1 Rc5 20. Qe3 Qc7 21. f4 Neg4 22. Qg3 Rc2 23. Bb3 Rc3 24. Rf3 Rc1+ 25. Rxc1 Qxc1+ 26. Rf1 Qc5+ 27. Kh1 Rd8 28. h3 Ne3 29. Re1 Nf5 30. Qg5 Rd3 31. Re5 Qf2 32. Qxf5 Rc3 *", + "Moves": "e5e8 f6e8 f5f7 g8h8 f7e8", + "MovesSAN": "Re8+ Nxe8 Qxf7+ Kh8 Qxe8#", + "Themes": "backRankMate endgame fork long mate mateIn3 sacrifice" + }, + { + "FEN": "7k/p6p/1p4pP/2q2p2/3r1P2/PQ6/6PK/8 w - - 2 38", + "PGN": "1. e4 c5 2. Nc3 Nc6 3. Bc4 g6 4. d3 Bg7 5. Be3 b6 6. Nge2 e6 7. a3 Nge7 8. f4 O-O 9. O-O d5 10. exd5 exd5 11. Bb5 d4 12. Bxd4 Nxd4 13. Nxd4 Qxd4+ 14. Kh1 Nf5 15. Qf3 Bd7 16. Ne2 Qd6 17. Bc4 Bc6 18. Qg4 Ne3 19. Qg3 Nxf1 20. Rxf1 Bd5 21. Bxd5 Qxd5 22. c3 Rad8 23. d4 cxd4 24. cxd4 f5 25. Rd1 Rfe8 26. Nc3 Qb3 27. h4 Rxd4 28. Rxd4 Bxd4 29. h5 Bxc3 30. bxc3 Qd1+ 31. Kh2 Qe1 32. Qg5 Qe6 33. h6 Qe7 34. Qg3 Rd8 35. c4 Rd4 36. c5 Qxc5 37. Qb3+ Kh8 *", + "Moves": "b3f7 d4d7 f7e8 c5f8 e8f8", + "MovesSAN": "Qf7 Rd7 Qe8+ Qf8 Qxf8#", + "Themes": "endgame fork long mate mateIn3" + }, + { + "FEN": "5r1k/3nR1p1/1b4Qp/2p5/6P1/1BN2qP1/1P5K/2B5 b - - 0 37", + "PGN": "1. d4 c5 2. d5 e6 3. c4 d6 4. Nc3 Nf6 5. Nf3 Be7 6. g3 O-O 7. Bg2 a6 8. a4 Nbd7 9. O-O Nb6 10. Nd2 exd5 11. cxd5 Bf5 12. e4 Bg6 13. f4 h6 14. a5 Nbd7 15. Nc4 b5 16. axb6 Nxb6 17. Na5 Nbd7 18. Nc6 Qe8 19. Qe2 Bd8 20. Re1 Bb6 21. Kh1 Bh5 22. Qf1 Kh8 23. Rxa6 Ng4 24. Rxa8 Qxa8 25. h3 Ngf6 26. e5 dxe5 27. fxe5 Ne8 28. e6 fxe6 29. Qd3 exd5 30. Bxd5 Qc8 31. Ne7 Qd8 32. Ng6+ Bxg6 33. Qxg6 Nef6 34. Bb3 Qa8+ 35. Kh2 Qf3 36. Re7 Ng4+ 37. hxg4 *", + "Moves": "f3f2 h2h3 f2f1 h3h4 f1h1", + "MovesSAN": "Qf2+ Kh3 Qf1+ Kh4 Qh1#", + "Themes": "fork long mate mateIn3 middlegame" + }, + { + "FEN": "2r2rk1/ppq3pp/3R1p2/4P3/1P6/4QN2/PP3PPP/1K3B1R b - - 0 18", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nxe5 Bc5 4. d4 Bb6 5. Nc3 c5 6. Be3 cxd4 7. Bxd4 Bxd4 8. Qxd4 d6 9. Nf3 O-O 10. O-O-O Nc6 11. Qe3 Be6 12. e5 Nd5 13. Nxd5 Bxd5 14. Rxd5 Nb4 15. Rxd6 Qc7 16. c3 Rac8 17. Kb1 f6 18. cxb4 *", + "Moves": "c7c2 b1a1 c2c1 e3c1 c8c1", + "MovesSAN": "Qc2+ Ka1 Qc1+ Qxc1 Rxc1#", + "Themes": "backRankMate long mate mateIn3 middlegame" + }, + { + "FEN": "6k1/5pp1/4p1p1/5n2/6nP/5NP1/r4P2/1R4K1 w - - 6 42", + "PGN": "1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Nf3 Nf6 7. Bc4 e6 8. c3 Nbd7 9. O-O Nb6 10. Bb3 Bd6 11. Bc2 O-O 12. Bxg6 hxg6 13. Re1 Nbd5 14. Ne4 b6 15. Nxd6 Qxd6 16. Ne5 Rad8 17. Bf4 Nxf4 18. g3 N4d5 19. c4 Ne7 20. Kg2 Qxd4 21. Qxd4 Rxd4 22. Nf3 Rd6 23. b3 Rfd8 24. h4 Nf5 25. Ne5 c5 26. Nf3 a6 27. Ne5 b5 28. cxb5 axb5 29. Nf3 c4 30. bxc4 bxc4 31. Ne5 Nd5 32. Nxc4 Rc6 33. Ne5 Rc2 34. a4 Ra8 35. a5 Ra6 36. Reb1 Rc5 37. Nd7 Rcxa5 38. Rxa5 Rxa5 39. Ne5 Ra2 40. Nf3 Nde3+ 41. Kg1 Ng4 *", + "Moves": "b1b8 g8h7 f3g5 h7h6 b8h8", + "MovesSAN": "Rb8+ Kh7 Ng5+ Kh6 Rh8#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "4kr2/pQp1r2p/8/6B1/3R4/2P2pbP/PP4P1/R5K1 b - - 0 26", + "PGN": "1. e4 Nh6 2. f4 d5 3. e5 Bg4 4. Nf3 Nd7 5. Be2 Nf5 6. O-O e6 7. d4 Be7 8. c3 O-O 9. h3 Bxf3 10. Bxf3 Bh4 11. Qd3 Ng3 12. Rd1 g5 13. Nd2 gxf4 14. Nf1 f6 15. Nxg3 Bxg3 16. Bg4 Qe7 17. Qf3 fxe5 18. Bh5 Qg5 19. Bg4 Rae8 20. Bxe6+ Rxe6 21. Qxd5 Kf7 22. Qxd7+ Re7 23. Qd5+ Ke8 24. Qxb7 exd4 25. Rxd4 f3 26. Bxg5 *", + "Moves": "f3f2 g1f1 e7e1 a1e1 f2e1q", + "MovesSAN": "f2+ Kf1 Re1+ Rxe1+ fxe1=Q#", + "Themes": "advancedPawn doubleCheck long mate mateIn3 middlegame promotion" + }, + { + "FEN": "1k2r3/p1p4p/1p3Q2/8/3p2P1/1B1Pqb1P/PPP5/1KR5 b - - 0 27", + "PGN": "1. Nf3 b6 2. e4 Bb7 3. Nc3 e6 4. Bc4 Bb4 5. d3 Nc6 6. Bd2 Bxc3 7. Bxc3 f6 8. Qd2 Nge7 9. O-O-O d5 10. exd5 exd5 11. Bb3 Qd6 12. Rhe1 O-O-O 13. g4 Ne5 14. Nd4 N7c6 15. h3 Nxd4 16. Bxd4 Rhe8 17. Bxe5 Rxe5 18. Rxe5 Qxe5 19. Re1 Qh2 20. Qe3 d4 21. Qe6+ Kb8 22. Qe7 Rc8 23. Qxg7 Qxf2 24. Rd1 Qe3+ 25. Kb1 Bf3 26. Rc1 Re8 27. Qxf6 *", + "Moves": "e3c1 b1c1 e8e1 c1d2 e1d1", + "MovesSAN": "Qxc1+ Kxc1 Re1+ Kd2 Rd1#", + "Themes": "attraction endgame long mate mateIn3 queensideAttack sacrifice" + }, + { + "FEN": "2kr1r2/1R5p/p1p5/P1N3p1/3P4/4B1q1/3Q2Rb/7K b - - 0 30", + "PGN": "1. e4 e6 2. Bc4 d5 3. exd5 exd5 4. Bb3 c6 5. d4 Bd6 6. Ne2 Ne7 7. O-O Qc7 8. f4 Nd7 9. Nd2 Nf6 10. Nf3 Be6 11. Ne5 O-O-O 12. c4 Ne4 13. cxd5 Nxd5 14. Nc3 Ndxc3 15. bxc3 Nxc3 16. Qc2 Nd5 17. Rb1 Kb8 18. a4 Nb4 19. Qc3 Nd5 20. Bxd5 Bxd5 21. a5 a6 22. Be3 f6 23. Nd3 g5 24. fxg5 Bxh2+ 25. Kh1 fxg5 26. Nc5 Qg3 27. Rxb7+ Kc8 28. Rf2 Rhf8 29. Qd2 Bxg2+ 30. Rxg2 *", + "Moves": "f8f1 e3g1 f1g1 g2g1 g3g1", + "MovesSAN": "Rf1+ Bg1 Rxg1+ Rxg1 Qxg1#", + "Themes": "exposedKing long mate mateIn3 middlegame xRayAttack" + }, + { + "FEN": "N5r1/1p1q1p1k/p1pp1p1p/2P1p3/4Pn1N/2PP3P/P4PPK/R2Q1R2 b - - 0 20", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3 Bc5 5. O-O d6 6. h3 Bd7 7. Nc3 a6 8. Ba4 O-O 9. Bg5 h6 10. Bh4 Nd4 11. Bxd7 Qxd7 12. Bxf6 gxf6 13. Nh4 Kh7 14. Nd5 Qe6 15. c3 c6 16. Nc7 Qd7 17. Nxa8 Rg8 18. Kh2 Ne6 19. b4 Nf4 20. bxc5 *", + "Moves": "g8g2 h4g2 d7h3 h2g1 h3g2", + "MovesSAN": "Rxg2+ Nxg2 Qxh3+ Kg1 Qxg2#", + "Themes": "long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "1b3rk1/p4ppp/4p3/8/8/5Q1P/Pq4P1/2R2R1K w - - 0 25", + "PGN": "1. e4 c6 2. Nf3 d5 3. exd5 cxd5 4. d4 Nf6 5. Be3 Nc6 6. Nbd2 Bg4 7. c4 e6 8. Qa4 Be7 9. Ne5 O-O 10. Nxc6 bxc6 11. Qxc6 dxc4 12. Bxc4 Rc8 13. Qa4 Bd6 14. O-O Bb8 15. h3 Qd6 16. f4 Bf5 17. Nf3 Rxc4 18. Qxc4 Nd5 19. Bd2 Nxf4 20. Bxf4 Qxf4 21. Rac1 Be4 22. Qe2 Bxf3 23. Qxf3 Qxd4+ 24. Kh1 Qxb2 *", + "Moves": "f3f7 f8f7 c1c8 f7f8 f1f8", + "MovesSAN": "Qxf7+ Rxf7 Rc8+ Rf8 Rfxf8#", + "Themes": "endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "7Q/4Npp1/r3p3/3p2kp/2q5/7P/5PP1/2n4K w - - 4 43", + "PGN": "1. e4 e6 2. Nf3 c5 3. d4 cxd4 4. Nxd4 Nc6 5. Bc4 Bc5 6. Nxc6 bxc6 7. O-O Ne7 8. Nd2 O-O 9. Nf3 d5 10. exd5 cxd5 11. Bb3 Ba6 12. Re1 Qb6 13. Be3 Bxe3 14. Rxe3 Nf5 15. Re1 Rfc8 16. c3 Rab8 17. Rb1 Bc4 18. Bxc4 Rxc4 19. Ne5 Rc7 20. Nd3 a5 21. h3 Rcb7 22. b4 Qc6 23. Qd2 Nd6 24. Rec1 Ne4 25. Qe1 Qc4 26. Ne5 Qc7 27. Nd3 axb4 28. Rxb4 Rxb4 29. Nxb4 Qb6 30. a3 Ra8 31. Rb1 Qc5 32. Rb3 Qc4 33. Rb1 Nxc3 34. Rc1 Ne2+ 35. Kh1 Nxc1 36. Qe5 h6 37. Qd6 Rxa3 38. Nc6 Ra6 39. Ne7+ Kh7 40. Qd8 h5 41. Qg8+ Kh6 42. Qh8+ Kg5 *", + "Moves": "h8g7 g5f4 g7g3 f4e4 g3e3", + "MovesSAN": "Qxg7+ Kf4 Qg3+ Ke4 Qe3#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "r4r1k/1ppR1ppp/3bpN2/1p6/6Q1/4B3/1PP2PPP/R5K1 b - - 0 19", + "PGN": "1. e4 d5 2. exd5 Nf6 3. Nf3 Qxd5 4. Nc3 Qd6 5. d4 Nc6 6. Bb5 Bd7 7. Be3 e6 8. O-O Be7 9. Qe2 O-O 10. Rad1 a6 11. d5 axb5 12. dxc6 Qxc6 13. Ne5 Qa6 14. Nxd7 Nxd7 15. Rxd7 Bd6 16. Ne4 Qxa2 17. Qg4 Qa1 18. Nf6+ Kh8 19. Rxa1 *", + "Moves": "a8a1 e3c1 a1c1 g4d1 c1d1", + "MovesSAN": "Rxa1+ Bc1 Rxc1+ Qd1 Rxd1#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "r1k2r2/ppp2N1p/5n2/2bP1p2/Q1P2P2/2q5/P3R1PP/4R2K w - - 8 28", + "PGN": "1. e4 e5 2. f4 d5 3. exd5 e4 4. d3 f5 5. dxe4 fxe4 6. c4 Bc5 7. Nc3 Nf6 8. Bd2 Qe7 9. Qc2 e3 10. Bc1 Bg4 11. Nf3 g6 12. Be2 Bf5 13. Qd1 Ng4 14. O-O Nf2 15. Qa4+ Bd7 16. Qc2 Bf5 17. Qa4+ Nd7 18. b4 Bd6 19. Bxe3 Qxe3 20. Rxf2 Qxc3 21. Re1 Bxb4 22. Bd3+ Kd8 23. Bxf5 gxf5 24. Rfe2 Bc5+ 25. Kh1 Nf6 26. Ne5 Rf8 27. Nf7+ Kc8 *", + "Moves": "e2e8 f6e8 e1e8 f8e8 a4e8", + "MovesSAN": "Re8+ Nxe8 Rxe8+ Rxe8 Qxe8#", + "Themes": "long mate mateIn3 middlegame queensideAttack sacrifice" + }, + { + "FEN": "3r2k1/p5pp/2p5/1p2pQ2/1P6/P2q3P/6P1/5R1K w - - 0 30", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. a3 c6 5. b4 Qc7 6. Bb2 Bf5 7. Nf3 Nd7 8. Be2 Ngf6 9. O-O e6 10. d3 Be7 11. h3 O-O 12. Re1 Rad8 13. Qc1 Rfe8 14. d4 b5 15. Bd3 Bxd3 16. cxd3 Nd5 17. Ne5 Nxc3 18. Bxc3 f6 19. Nxd7 Rxd7 20. Qe3 Bd6 21. f4 Bxf4 22. Qf3 e5 23. dxe5 Bxe5 24. Bxe5 Rxe5 25. Rxe5 fxe5 26. Rf1 Rd8 27. Qe4 Qd6 28. Kh1 Qd5 29. Qf5 Qxd3 *", + "Moves": "f5f7 g8h8 f7f8 d8f8 f1f8", + "MovesSAN": "Qf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "5b2/p4n2/1p3pk1/1Pp1p1pp/2P5/3NqPPP/1PQ3K1/8 w - - 0 37", + "PGN": "1. e4 e5 2. Nf3 Qe7 3. Bc4 d6 4. c3 c6 5. Qe2 Be6 6. O-O f6 7. Na3 g5 8. Bd3 Nh6 9. Bc2 Nf7 10. d4 Bg7 11. dxe5 dxe5 12. Nc4 O-O 13. Re1 h6 14. Rd1 b6 15. Ne3 Rd8 16. Nf5 Rxd1+ 17. Qxd1 Qe8 18. Qe2 Nd7 19. Bb3 Bxb3 20. axb3 Nf8 21. Be3 Qe6 22. c4 c5 23. Rd1 Rd8 24. h3 Ng6 25. g3 Ne7 26. Nxe7+ Qxe7 27. Nh2 Rxd1+ 28. Qxd1 Qd6 29. Qc2 Qe6 30. Kg2 Bf8 31. Nf3 h5 32. Ne1 Kg7 33. Nd3 Kg6 34. b4 Qc6 35. b5 Qxe4+ 36. f3 Qxe3 *", + "Moves": "d3e5 g6g7 c2g6 g7h8 e5f7", + "MovesSAN": "Nxe5+ Kg7 Qg6+ Kh8 Nxf7#", + "Themes": "deflection doubleCheck endgame long mate mateIn3" + }, + { + "FEN": "4r1k1/1p2rppp/p2p4/1b6/1P1P1P2/R4N2/5RPP/2B3K1 b - - 0 23", + "PGN": "1. c3 d5 2. e3 e5 3. Nf3 Nc6 4. Bb5 Bd6 5. Qa4 Bd7 6. Bxc6 Bxc6 7. Qg4 Qf6 8. d4 e4 9. Nfd2 Ne7 10. O-O O-O 11. f4 exf3 12. Rxf3 Qg6 13. Qxg6 Nxg6 14. Rf2 Rfe8 15. Nf3 Re7 16. b4 a6 17. a4 Rae8 18. Na3 Bxa4 19. c4 dxc4 20. Nxc4 Bb5 21. Nxd6 cxd6 22. Ra3 Nf4 23. exf4 *", + "Moves": "e7e1 f3e1 e8e1 f2f1 e1f1", + "MovesSAN": "Re1+ Nxe1 Rxe1+ Rf1 Rxf1#", + "Themes": "fork long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "4r2r/2p2k2/pp1p2p1/3P1n2/3b4/3B4/PP4PP/R1B2R1K b - - 1 21", + "PGN": "1. c4 a6 2. d4 h6 3. e4 b6 4. Nc3 Bb7 5. f4 e6 6. Nf3 g6 7. Bd3 Bg7 8. O-O Ne7 9. e5 d6 10. Qe2 Nd7 11. d5 exd5 12. e6 Nf6 13. exf7+ Kxf7 14. Ng5+ hxg5 15. fxg5 Nf5 16. gxf6 Qxf6 17. Nxd5 Bxd5 18. cxd5 Rae8 19. Qf2 Qd4 20. Qxd4 Bxd4+ 21. Kh1 *", + "Moves": "h8h2 h1h2 e8h8 c1h6 h8h6", + "MovesSAN": "Rxh2+ Kxh2 Rh8+ Bh6 Rxh6#", + "Themes": "attraction kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "1nb1kr2/1p1n1p2/1q2P2p/1p1p1P1Q/r2P4/2p3B1/2P3PP/2K1R2R w - - 0 21", + "PGN": "1. e4 d5 2. d4 e6 3. Nc3 Nf6 4. Bg5 c6 5. e5 h6 6. Bh4 g5 7. Bg3 Nfd7 8. Qh5 c5 9. O-O-O c4 10. f4 Bb4 11. Nf3 Bxc3 12. Nxg5 Rf8 13. Nxe6 Bxb2+ 14. Kxb2 Qb6+ 15. Kc1 c3 16. Bb5 Qxe6 17. f5 Qb6 18. a4 a6 19. Rde1 axb5 20. e6 Rxa4 *", + "Moves": "e6f7 e8d8 e1e8 f8e8 f7e8q", + "MovesSAN": "exf7+ Kd8 Re8+ Rxe8 fxe8=Q#", + "Themes": "advancedPawn attackingF2F7 doubleCheck long mate mateIn3 middlegame promotion" + }, + { + "FEN": "2r2rk1/ppp2ppp/8/3BNn2/3P4/1Q4PR/P4q2/7K w - - 2 26", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bxb4 5. c3 Bc5 6. d4 exd4 7. cxd4 Bb4+ 8. Nbd2 Bxd2+ 9. Bxd2 Nf6 10. Bg5 Ne7 11. Qb3 O-O 12. e5 Ne4 13. Bxe7 Qxe7 14. O-O d6 15. exd6 Nxd6 16. Rfe1 Qf6 17. Bd5 Bg4 18. Ne5 Bf5 19. Rac1 Rac8 20. h3 Qg5 21. Re3 Bxh3 22. Rxh3 Qxc1+ 23. Kh2 Qf4+ 24. g3 Qxf2+ 25. Kh1 Nf5 *", + "Moves": "d5f7 f8f7 b3f7 g8h8 e5g6", + "MovesSAN": "Bxf7+ Rxf7 Qxf7+ Kh8 Ng6#", + "Themes": "long mate mateIn3 middlegame pin" + }, + { + "FEN": "1r4k1/5p1p/p1p3nQ/5b2/6q1/4R3/P1P4P/2K1R3 w - - 0 33", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Qc7 8. Qf3 Nc6 9. Nxc6 bxc6 10. O-O-O Be7 11. e5 dxe5 12. fxe5 Nd5 13. Bxe7 Nxe7 14. Ne4 O-O 15. Nf6+ gxf6 16. exf6 Ng6 17. Rd4 Rb8 18. Qe3 Qe5 19. Re4 Qxb2+ 20. Kd2 e5 21. Qh6 Rd8+ 22. Bd3 Rxd3+ 23. Kxd3 Qb5+ 24. Kd2 Qa5+ 25. Kd1 Qd8+ 26. Kc1 Qxf6 27. Rhe1 Bf5 28. R4e2 e4 29. g4 Qa1+ 30. Kd2 Qd4+ 31. Kc1 e3 32. Rxe3 Qxg4 *", + "Moves": "e3e8 b8e8 e1e8 g6f8 h6f8", + "MovesSAN": "Re8+ Rxe8 Rxe8+ Nf8 Qxf8#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "6k1/pp1r1p1p/2p1nPpQ/5rP1/5q1P/1P2R3/P7/4R2K w - - 3 31", + "PGN": "1. e4 e5 2. Nf3 d6 3. d4 exd4 4. Nxd4 Nf6 5. Nc3 Be7 6. g3 O-O 7. Bg2 c6 8. O-O Re8 9. b3 Nbd7 10. Bb2 Ne5 11. h3 Qc7 12. f4 Ng6 13. Nf5 Bxf5 14. exf5 Nf8 15. g4 d5 16. g5 Ne4 17. Nxe4 dxe4 18. Bxe4 Bc5+ 19. Bd4 Rad8 20. c3 Bxd4+ 21. cxd4 Rxe4 22. Qg4 Rexd4 23. f6 g6 24. Qh4 Qb6 25. Qh6 Ne6 26. Rfe1 Rxf4+ 27. Kh1 Qc7 28. Re3 Rf5 29. h4 Rd7 30. Rae1 Qf4 *", + "Moves": "h6g7 e6g7 e3e8 g7e8 e1e8", + "MovesSAN": "Qg7+ Nxg7 Re8+ Nxe8 Rxe8#", + "Themes": "kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "5rk1/ppQ2ppp/8/nP6/q7/3r1P2/B4P1P/2R2R1K w - - 0 22", + "PGN": "1. e4 e5 2. Bc4 Nf6 3. d3 Bc5 4. c3 d5 5. exd5 Nxd5 6. Nf3 Bg4 7. O-O O-O 8. Nbd2 Nc6 9. a4 Na5 10. Ba2 Nc6 11. b4 Bd6 12. b5 Nxc3 13. Qb3 Ne2+ 14. Kh1 Nxc1 15. Raxc1 Bxf3 16. gxf3 Na5 17. Qd5 Qh4 18. Ne4 Rad8 19. Nxd6 Rxd6 20. Qxe5 Rxd3 21. Qxc7 Qxa4 *", + "Moves": "c7f7 f8f7 c1c8 d3d8 c8d8", + "MovesSAN": "Qxf7+ Rxf7 Rc8+ Rd8 Rxd8#", + "Themes": "clearance long mate mateIn3 middlegame pin sacrifice" + }, + { + "FEN": "rn4nr/kp5p/p2bq3/2pP4/1PNB4/8/P4PPP/R4RK1 w - c6 0 19", + "PGN": "1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nf3 Bf5 5. Ne5 f6 6. Bd3 g6 7. Bxf5 fxe5 8. O-O gxf5 9. Qh5+ Kd7 10. Qxf5+ Kc6 11. Qe6+ Bd6 12. c4 exd4 13. cxd5+ Kb6 14. Nd2 a6 15. Nc4+ Ka7 16. b4 Qf6 17. Bb2 Qxe6 18. Bxd4+ c5 *", + "Moves": "d5c6 d6c5 d4c5 b7b6 c5b6", + "MovesSAN": "dxc6+ Bc5 Bxc5+ b6 Bxb6#", + "Themes": "discoveredAttack enPassant long mate mateIn3 middlegame" + }, + { + "FEN": "5r1k/p5p1/4Q1Bq/1ppP4/2p5/2P3b1/PP2R2P/7K b - - 1 27", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nxe5 Nc6 4. Nf3 Bc5 5. c3 Ng4 6. d4 Bb6 7. Bg5 f6 8. Be3 Qe7 9. Bd3 O-O 10. Qc2 d6 11. Nbd2 Nxe3 12. fxe3 Bg4 13. O-O d5 14. e5 fxe5 15. Bxh7+ Kh8 16. Nxe5 Nxe5 17. Rxf8+ Rxf8 18. Kh1 Nc4 19. Nxc4 dxc4 20. Qg6 c5 21. Qxg4 Qxe3 22. Bg6 Qh6 23. d5 Bc7 24. g3 Bd6 25. Re1 b5 26. Qe6 Bxg3 27. Re2 *", + "Moves": "f8f1 h1g2 h6h2 g2f1 h2h1", + "MovesSAN": "Rf1+ Kg2 Qxh2+ Kxf1 Qh1#", + "Themes": "endgame long mate mateIn3 pin sacrifice" + }, + { + "FEN": "7k/1b2q1pp/r7/4P3/1pQpnP2/8/pP4PP/R1R3K1 w - - 2 28", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. d5 Bb4+ 5. Bd2 a5 6. Bxb4 axb4 7. dxe6 fxe6 8. e3 Bb7 9. Bd3 O-O 10. O-O Na6 11. Nbd2 Nc5 12. Nb3 Nxd3 13. Qxd3 c5 14. Rfd1 d5 15. cxd5 exd5 16. Ng5 c4 17. Qd4 cxb3 18. Ne6 Qd6 19. Nxf8 bxa2 20. e4 Qxf8 21. e5 Ne4 22. f3 Ng5 23. Qxb6 Qe7 24. f4 Ne4 25. Rdc1 Ra6 26. Qb5 d4 27. Qc4+ Kh8 *", + "Moves": "c4c8 b7c8 c1c8 e7d8 c8d8", + "MovesSAN": "Qc8+ Bxc8 Rxc8+ Qd8 Rxd8#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "8/8/R4R2/P7/2rn4/6kP/6P1/6K1 b - - 0 45", + "PGN": "1. e4 g6 2. d4 Nf6 3. Nc3 c5 4. dxc5 Qa5 5. Bd3 Bg7 6. Nf3 Qxc5 7. Be3 Qa5 8. Qd2 O-O 9. h3 Nc6 10. O-O d6 11. a3 Qh5 12. Ng5 h6 13. Be2 hxg5 14. Bxh5 Nxh5 15. Bxg5 e6 16. Rad1 f6 17. Bh6 Ne5 18. Bxg7 Kxg7 19. Qxd6 Rf7 20. f4 Nc4 21. Qd4 Nb6 22. a4 Bd7 23. a5 Nc8 24. Qxd7 Rxd7 25. Rxd7+ Kh6 26. Rxb7 Ng3 27. Rf3 Nd6 28. Rd7 Ndxe4 29. Nxe4 Nxe4 30. Rb3 a6 31. Rbb7 g5 32. fxg5+ Kxg5 33. Ra7 Rb8 34. b3 Rc8 35. c4 Rb8 36. Rd3 Nc5 37. Rg3+ Kf4 38. Rf3+ Ke4 39. Rc7 Nxb3 40. Rc6 Nd4 41. Rb6 Rc8 42. Rxf6 Rxc4 43. Rfxe6+ Kf4 44. Rf6+ Kg3 45. Rxa6 *", + "Moves": "c4c1 f6f1 d4e2 g1h1 c1f1", + "MovesSAN": "Rc1+ Rf1 Ne2+ Kh1 Rxf1#", + "Themes": "deflection endgame long master mate mateIn3" + }, + { + "FEN": "r7/4Q2p/1p4pk/p3Nr2/P2Pp3/2q4P/6P1/7K w - - 2 33", + "PGN": "1. e4 e6 2. Nc3 b6 3. Bb5 c6 4. Be2 Bb7 5. Nf3 g6 6. d3 Bg7 7. Be3 Ne7 8. Qd2 d5 9. exd5 Nxd5 10. Nxd5 cxd5 11. c3 O-O 12. O-O Nc6 13. d4 e5 14. Bh6 e4 15. Ne1 Re8 16. Bxg7 Kxg7 17. Qe3 Qf6 18. Bb5 a6 19. Bxc6 Bxc6 20. Kh1 Qe6 21. f3 f5 22. fxe4 dxe4 23. Nc2 Qf7 24. Nb4 Bb5 25. a4 Bxf1 26. Rxf1 a5 27. Nc6 Qb3 28. Ne5 Qxb2 29. Qg5 Qxc3 30. Rxf5 Rf8 31. h3 Rxf5 32. Qe7+ Kh6 *", + "Moves": "e5g4 h6h5 e7h7 h5g5 h7h6", + "MovesSAN": "Ng4+ Kh5 Qxh7+ Kg5 Qh6#", + "Themes": "deflection endgame long mate mateIn3" + }, + { + "FEN": "6k1/5rpp/4Nb2/3p4/8/p1P5/4n1K1/1R6 w - - 1 41", + "PGN": "1. e4 c6 2. Nf3 d5 3. exd5 cxd5 4. d4 Bg4 5. Nc3 Nc6 6. h3 Bxf3 7. Qxf3 e6 8. Be3 Nf6 9. Bb5 Qb6 10. O-O-O a6 11. Bxc6+ Qxc6 12. g4 b5 13. g5 Nd7 14. Bf4 b4 15. Nb1 a5 16. Rd3 a4 17. a3 Rb8 18. Bxb8 Nxb8 19. axb4 Bxb4 20. c3 Be7 21. h4 O-O 22. Kd2 Qb5 23. Qd1 Qxb2+ 24. Qc2 Qb5 25. Ke3 a3 26. Qa2 Qa6 27. Nd2 f6 28. f4 fxg5 29. hxg5 Nc6 30. Rb1 Na5 31. Nb3 Nc4+ 32. Ke2 Rxf4 33. Rf3 Ne5+ 34. Kd2 Nxf3+ 35. Ke3 Bxg5 36. Nc5 Rf7+ 37. Kf2 Nxd4+ 38. Kg2 Qe2+ 39. Qxe2 Nxe2 40. Nxe6 Bf6 *", + "Moves": "b1b8 f6d8 b8d8 f7f8 d8f8", + "MovesSAN": "Rb8+ Bd8 Rxd8+ Rf8 Rxf8#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "r2q1r1k/pp2p1b1/2pp1N2/7p/2B1P3/3P3R/PP4PP/n1B3K1 w - - 0 17", + "PGN": "1. e4 d6 2. Nc3 Nf6 3. Bc4 g6 4. d3 Bg7 5. f4 O-O 6. Nf3 Nc6 7. O-O Bg4 8. Qe1 Bxf3 9. Rxf3 Nd4 10. Rh3 Nxc2 11. Qh4 Nxa1 12. Nd5 h5 13. f5 c6 14. fxg6 fxg6 15. Nxf6+ Kh8 16. Qxh5+ gxh5 *", + "Moves": "h3h5 g7h6 h5h6 h8g7 f6h5", + "MovesSAN": "Rxh5+ Bh6 Rxh6+ Kg7 Nh5#", + "Themes": "exposedKing kingsideAttack long master mate mateIn3 middlegame" + }, + { + "FEN": "r5k1/pp1b2pp/8/3P4/5Q2/8/q5PP/5R1K w - - 0 23", + "PGN": "1. e4 e5 2. f4 exf4 3. Nf3 Nf6 4. d4 Nxe4 5. Bxf4 Nc6 6. Bc4 Bd6 7. Bxd6 cxd6 8. d5 Ne5 9. Nxe5 dxe5 10. Qf3 Nf6 11. O-O d6 12. Bd3 Qb6+ 13. Kh1 Qxb2 14. Nd2 e4 15. Bxe4 Nxe4 16. Nxe4 O-O 17. Nxd6 Bd7 18. Nxf7 Qxc2 19. Qg3 Rxf7 20. Rxf7 Kxf7 21. Qf4+ Kg8 22. Rf1 Qxa2 *", + "Moves": "f4f7 g8h8 f7f8 a8f8 f1f8", + "MovesSAN": "Qf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate endgame fork long mate mateIn3 sacrifice" + }, + { + "FEN": "r1b2k1r/pp3P2/5p1p/8/2B5/1P6/P1P2PPK/qN2R3 w - - 0 16", + "PGN": "1. e4 c5 2. Nf3 d6 3. Bc4 e6 4. O-O Nc6 5. Re1 Nf6 6. d4 cxd4 7. Nxd4 d5 8. exd5 Nxd4 9. Qxd4 Bd6 10. dxe6 Bxh2+ 11. Kxh2 Qxd4 12. exf7+ Kf8 13. b3 Qxa1 14. Bg5 h6 15. Bxf6 gxf6 *", + "Moves": "e1e8 f8g7 e8g8 h8g8 f7g8q", + "MovesSAN": "Re8+ Kg7 Rg8+ Rxg8 fxg8=Q#", + "Themes": "advancedPawn exposedKing long mate mateIn3 middlegame promotion" + }, + { + "FEN": "r2qr1k1/ppp3pp/3p4/6NQ/1P3PP1/4n2P/1P5R/2K5 w - - 3 22", + "PGN": "1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. Bf4 Bb4+ 5. Nd2 Nc6 6. h3 Ngxe5 7. Bxe5 Nxe5 8. f4 Nxc4 9. e4 Nxd2 10. a3 Nxf1+ 11. axb4 Ng3 12. Rh2 Nxe4 13. Qe2 O-O 14. O-O-O Re8 15. Qd3 d6 16. Nf3 Bf5 17. g4 Nf2 18. Qxf5 Nxd1 19. Ng5 Ne3 20. Qxf7+ Kh8 21. Qh5 Kg8 *", + "Moves": "h5h7 g8f8 h7h8 f8e7 h8g7", + "MovesSAN": "Qxh7+ Kf8 Qh8+ Ke7 Qxg7#", + "Themes": "deflection kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "4rrk1/5p1R/5Qp1/8/8/1P6/1PP2R2/1K6 b - - 0 39", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. Be3 Nf6 7. f3 O-O 8. Qd2 Re8 9. Bc4 a6 10. Bb3 Na5 11. O-O-O b5 12. g4 e5 13. Nde2 Nxb3+ 14. axb3 b4 15. Nd5 a5 16. Bb6 Nxd5 17. Bxd8 Rxd8 18. Qxd5 Ba6 19. Ng3 Rac8 20. Qxa5 Ra8 21. Qxb4 Bh6+ 22. Kb1 Bf4 23. h4 Bxg3 24. h5 Be2 25. Rd6 Bxf3 26. Rh3 Rab8 27. Qc3 Bxg4 28. Rxg3 Bxh5 29. Qc4 Rf8 30. Rg5 Bf3 31. Rf6 Rbc8 32. Qd3 Bh1 33. Rg1 Kg7 34. Rf2 d5 35. Rxh1 dxe4 36. Qxe4 Rcd8 37. Qxe5+ Kg8 38. Qf6 Rde8 39. Rxh7 *", + "Moves": "e8e1 b1a2 f8a8 f6a6 a8a6", + "MovesSAN": "Re1+ Ka2 Ra8+ Qa6 Rxa6#", + "Themes": "endgame long mate mateIn3 queenRookEndgame" + }, + { + "FEN": "r3r2k/p4Q1p/3N2p1/7q/3b4/6P1/1P1N1RP1/R1B3K1 b - - 4 29", + "PGN": "1. e4 c5 2. f4 d6 3. c3 Nc6 4. d4 cxd4 5. cxd4 b6 6. Bb5 Bb7 7. d5 Qd7 8. dxc6 Bxc6 9. Bxc6 Qxc6 10. Nd2 Nf6 11. Qe2 g6 12. Ngf3 Bg7 13. O-O O-O 14. Kh1 e5 15. fxe5 dxe5 16. Nxe5 Qd6 17. Ndc4 Qd4 18. a4 Nh5 19. Nf3 Qd7 20. e5 b5 21. axb5 Qxb5 22. Nfd2 Rfe8 23. e6 Rxe6 24. Qf3 Ree8 25. Qxf7+ Kh8 26. Nd6 Ng3+ 27. hxg3 Qh5+ 28. Kg1 Bd4+ 29. Rf2 *", + "Moves": "e8e1 d2f1 e1f1 g1f1 h5d1", + "MovesSAN": "Re1+ Nf1 Rxf1+ Kxf1 Qd1#", + "Themes": "attraction long mate mateIn3 middlegame pin sacrifice" + }, + { + "FEN": "4r1k1/1p1Q1ppp/p7/3p4/4q3/P7/1P4PP/5RK1 w - - 0 26", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. e3 Be7 5. a3 a6 6. Nf3 O-O 7. cxd5 exd5 8. Bd3 Bg4 9. O-O c6 10. Be2 Qc7 11. Ne5 Bxe2 12. Nxe2 Bd6 13. Nf4 Bxe5 14. dxe5 Qxe5 15. Bd2 Ne4 16. Nd3 Qh5 17. f3 Nxd2 18. Qxd2 Nd7 19. Nf4 Qf5 20. Rae1 Rfe8 21. e4 dxe4 22. fxe4 Rxe4 23. Rxe4 Qxe4 24. Qxd7 Re8 25. Nd5 cxd5 *", + "Moves": "d7f7 g8h8 f7f8 e8f8 f1f8", + "MovesSAN": "Qxf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "8/2R5/1B1pkpp1/r2b3p/8/8/3R1PPP/6K1 b - - 0 33", + "PGN": "1. e4 g6 2. Nf3 Bg7 3. Bc4 c5 4. O-O Qb6 5. c3 e6 6. d4 cxd4 7. cxd4 Nc6 8. d5 Na5 9. Bb3 Nxb3 10. Qxb3 Qxb3 11. axb3 exd5 12. exd5 Ne7 13. d6 Nf5 14. Re1+ Kf8 15. Bf4 Bxb2 16. Ra2 Bf6 17. Nbd2 Kg7 18. Ne4 b6 19. Nxf6 Kxf6 20. Be5+ Ke6 21. Bxh8+ Kxd6 22. Rd2+ Kc7 23. Be5+ d6 24. Rc1+ Kd7 25. Bf6 Ke6 26. Bg5 f6 27. Be3 Bb7 28. Nd4+ Nxd4 29. Bxd4 Bd5 30. Rc7 h5 31. b4 a5 32. bxa5 Rxa5 33. Bxb6 *", + "Moves": "a5a1 c7c1 a1c1 d2d1 c1d1", + "MovesSAN": "Ra1+ Rc1 Rxc1+ Rd1 Rxd1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "2k4r/ppp5/3bqpp1/8/3p1PP1/P2P2K1/1PPN2Q1/R4R2 b - - 2 26", + "PGN": "1. e4 e6 2. d3 d5 3. Nd2 e5 4. Ngf3 Nc6 5. exd5 Qxd5 6. g3 Be6 7. Bg2 f6 8. O-O Qd7 9. Nb3 O-O-O 10. Be3 Bh3 11. Bxh3 Qxh3 12. Nfd2 h5 13. Qf3 Nh6 14. a3 h4 15. Qg2 Qe6 16. f3 Nf5 17. Bf2 hxg3 18. hxg3 g6 19. g4 Nh4 20. Bxh4 Rxh4 21. Kf2 Nd4 22. Nxd4 Bc5 23. Kg3 exd4 24. Kxh4 Bd6 25. f4 Rh8+ 26. Kg3 *", + "Moves": "e6e3 g2f3 d6f4 g3g2 h8h2", + "MovesSAN": "Qe3+ Qf3 Bxf4+ Kg2 Rh2#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "r3br1k/p1q3pp/2p2p2/4pP1Q/2B5/P4R2/1PP3PP/R6K w - - 6 22", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. Nc3 Qb6 6. Nxc6 bxc6 7. Bd3 Bb4 8. Bd2 Ne7 9. O-O O-O 10. Kh1 Ng6 11. f4 d6 12. f5 exf5 13. exf5 Ne5 14. Na4 Qa5 15. Nc3 f6 16. a3 Bxc3 17. Bxc3 Qc7 18. Bxe5 dxe5 19. Bc4+ Kh8 20. Qh5 Bd7 21. Rf3 Be8 *", + "Moves": "h5h7 h8h7 f3h3 e8h5 h3h5", + "MovesSAN": "Qxh7+ Kxh7 Rh3+ Bh5 Rxh5#", + "Themes": "attraction kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r1b3r1/pp1pkp2/4pp2/2P1n3/2q5/5BN1/P4KR1/R2Q4 w - - 1 29", + "PGN": "1. e4 e6 2. d4 c5 3. dxc5 Qa5+ 4. Bd2 Qxc5 5. Nf3 Qb6 6. Nc3 Bc5 7. Be3 Bxe3 8. fxe3 Qxe3+ 9. Be2 Nf6 10. e5 Ng4 11. Rf1 Nc6 12. h3 Ngxe5 13. Nb5 Nxf3+ 14. gxf3 Qb6 15. Nd6+ Ke7 16. f4 Qxb2 17. f5 Qc3+ 18. Kf2 Qxh3 19. f6+ gxf6 20. Ne4 Qh4+ 21. Ng3 Qf4+ 22. Bf3 Rg8 23. Rg1 h5 24. Nxh5 Qh4+ 25. Ng3 Qh2+ 26. Rg2 Qh4 27. c4 Ne5 28. c5 Qc4 *", + "Moves": "g3f5 e6f5 d1d6 e7e8 g2g8", + "MovesSAN": "Nf5+ exf5 Qd6+ Ke8 Rxg8#", + "Themes": "long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "8/R5R1/2p1rp1k/3p4/1P2r1p1/1KP1PbP1/5P2/8 w - - 1 50", + "PGN": "1. d4 e5 2. dxe5 Nc6 3. Nf3 Qe7 4. Nbd2 Nxe5 5. Nxe5 Qxe5 6. Nf3 Qe7 7. b3 Qb4+ 8. Bd2 Qb6 9. Bc3 Bb4 10. Qd2 Bxc3 11. Qxc3 Qf6 12. Qe3+ Ne7 13. O-O-O Qa1+ 14. Kd2 Qxa2 15. g3 d5 16. Bg2 Qa5+ 17. Kc1 Be6 18. Kb2 O-O 19. Ra1 Qb6 20. Nd4 Nf5 21. Nxf5 Bxf5 22. Qf4 Qf6+ 23. c3 Rfe8 24. e3 c6 25. Rhd1 g5 26. Qd4 Qxd4 27. Rxd4 Be4 28. Bh3 h5 29. Bf1 a6 30. Rda4 g4 31. b4 Rac8 32. Ra5 Bf3 33. Bd3 Be4 34. Bf1 Bf3 35. Re1 Re4 36. Kb3 Rce8 37. Bd3 R4e5 38. Rea1 Be4 39. Bf1 Bf3 40. Rb1 Kg7 41. Rb2 Kf6 42. Rd2 Kg5 43. Bxa6 bxa6 44. Rxa6 R8e6 45. Ra7 f6 46. Rda2 h4 47. Rg7+ Kh6 48. Raa7 hxg3 49. hxg3 Re4 *", + "Moves": "g7h7 h6g5 a7g7 g5f5 h7h5", + "MovesSAN": "Rh7+ Kg5 Rag7+ Kf5 Rh5#", + "Themes": "endgame exposedKing long mate mateIn3" + }, + { + "FEN": "6rk/5R1p/5n2/p3qp2/PpQ5/6RP/5PPK/4r3 w - - 6 36", + "PGN": "1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Bf4 e6 5. Nf3 Be7 6. e3 dxc4 7. Bxc4 b5 8. Bb3 Bb7 9. O-O Nbd7 10. Rc1 a6 11. a4 b4 12. Ne2 c5 13. Ne5 cxd4 14. exd4 O-O 15. Nc6 Bxc6 16. Rxc6 a5 17. Ng3 Nb6 18. Bc7 Qc8 19. Qc1 Nbd5 20. Bd6 Qd7 21. Bxe7 Nxe7 22. Rc7 Qd6 23. Re1 Nf5 24. Nxf5 exf5 25. Ree7 Qxd4 26. Bxf7+ Kh8 27. Bb3 Ng4 28. Qf1 Qxb2 29. Be6 Rfd8 30. h3 Nf6 31. Rxg7 Re8 32. Rcf7 Rxe6 33. Qc4 Re1+ 34. Kh2 Qe5+ 35. Rg3 Rg8 *", + "Moves": "f7h7 h8h7 c4h4 f6h5 h4h5", + "MovesSAN": "Rxh7+ Kxh7 Qh4+ Nh5 Qxh5#", + "Themes": "attraction long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r1r3k1/5pp1/2b3qp/4B3/1pP3Q1/1P3P2/1K4PP/3R2R1 b - - 4 29", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nxd4 5. Qxd4 Ne7 6. Bg5 h6 7. Bf4 Nc6 8. Qd2 Bb4 9. c3 Ba5 10. Be2 d6 11. Na3 Qf6 12. Nc4 Be6 13. Nxa5 Nxa5 14. Bg3 Nc4 15. Bxc4 Bxc4 16. b3 Bb5 17. O-O-O Bc6 18. e5 dxe5 19. Bxe5 Qg6 20. Bxc7 O-O 21. f3 Rfc8 22. Be5 b5 23. Kb2 a5 24. Rhg1 b4 25. c4 a4 26. Qd3 axb3 27. axb3 Qh5 28. Qd4 Qg6 29. Qg4 *", + "Moves": "a8a2 b2a2 g6c2 e5b2 c8a8", + "MovesSAN": "Ra2+ Kxa2 Qc2+ Bb2 Ra8#", + "Themes": "attraction long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "3r2k1/pp3ppp/8/2Pp4/1P1P1Q2/Pq5P/2b1r1P1/R4RK1 w - - 0 22", + "PGN": "1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nc3 c5 5. Nf3 Nf6 6. Be3 Qb6 7. Rb1 Nc6 8. Be2 Be7 9. O-O O-O 10. a3 Bf5 11. Na4 Qa5 12. Nxc5 Bxc5 13. dxc5 Rad8 14. Ra1 Ng4 15. b4 Qa4 16. h3 Nxe3 17. fxe3 Bxc2 18. Qd2 Rfe8 19. Nd4 Nxd4 20. exd4 Qb3 21. Qf4 Rxe2 *", + "Moves": "f4f7 g8h8 f7f8 d8f8 f1f8", + "MovesSAN": "Qxf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "8/pp2Q3/1kp5/3pp1p1/1P2p3/P5q1/1KP5/8 w - - 9 39", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nc3 Bb4 4. a3 Bxc3 5. dxc3 O-O 6. Bg5 h6 7. Bxf6 Qxf6 8. Bd3 d6 9. h3 Nd7 10. Qe2 Qg6 11. g3 Nc5 12. O-O-O Qe6 13. Bc4 Qg6 14. b4 Nxe4 15. Qe3 c6 16. Nh4 Qh7 17. Bd3 f5 18. Bxe4 fxe4 19. Rhf1 g5 20. Ng2 Bxh3 21. Rg1 Rf3 22. Qe2 Raf8 23. Rdf1 Bxg2 24. Rxg2 Rxc3 25. Kb2 Rcf3 26. Qc4+ d5 27. Qe2 Qd7 28. g4 R8f4 29. Rg3 Rxg3 30. fxg3 Rxf1 31. Qxf1 Qxg4 32. Qf6 Qxg3 33. Qg6+ Kf8 34. Qxh6+ Ke8 35. Qh8+ Kd7 36. Qg7+ Kc8 37. Qf8+ Kc7 38. Qe7+ Kb6 *", + "Moves": "e7d8 b6b5 d8a5 b5c4 a5c5", + "MovesSAN": "Qd8+ Kb5 Qa5+ Kc4 Qc5#", + "Themes": "endgame long mate mateIn3 queenEndgame" + }, + { + "FEN": "8/p4B2/1pbBP2k/2p5/7n/r7/7K/6R1 w - - 3 44", + "PGN": "1. d4 d6 2. Nf3 g6 3. c4 Bg7 4. Nc3 Nc6 5. d5 Ne5 6. Nxe5 Bxe5 7. e4 Nf6 8. Bd3 e6 9. Bg5 h6 10. Bh4 g5 11. Bg3 Nd7 12. dxe6 fxe6 13. Qh5+ Ke7 14. O-O Qe8 15. Qxe8+ Rxe8 16. Nb5 Kd8 17. f4 Bxf4 18. Rxf4 gxf4 19. Bh4+ Re7 20. Rf1 Ne5 21. Be2 Bd7 22. Nxc7 Kxc7 23. Bxe7 Ng6 24. Bf6 e5 25. Bh5 Rf8 26. Bg7 Rg8 27. Bxh6 Nh4 28. g3 fxg3 29. hxg3 Rxg3+ 30. Kf2 Rg2+ 31. Ke3 Rxb2 32. c5 dxc5 33. Bg7 Ng2+ 34. Kf3 Kd6 35. Rd1+ Ke7 36. Bxe5 Rxa2 37. Bd6+ Kf6 38. e5+ Kg5 39. Bf7 Bc6+ 40. Kg3 Ra3+ 41. Kh2 b6 42. e6 Nh4 43. Rg1+ Kh6 *", + "Moves": "d6f4 h6h7 f7g8 h7h8 f4e5", + "MovesSAN": "Bf4+ Kh7 Bg8+ Kh8 Be5#", + "Themes": "endgame exposedKing long master masterVsMaster mate mateIn3" + }, + { + "FEN": "r5kr/pq3ppp/3Q1b2/8/8/3R4/PPP2PPP/4R1K1 w - - 11 20", + "PGN": "1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nxc6 bxc6 6. Nc3 d5 7. exd5 cxd5 8. Bb5+ Bd7 9. O-O Nf6 10. Bg5 Be7 11. Bxf6 Bxf6 12. Nxd5 exd5 13. Qxd5 Bxb5 14. Qxb5+ Qd7 15. Rfe1+ Be7 16. Qe5 Kf8 17. Rad1 Qb7 18. Rd3 Bf6 19. Qd6+ Kg8 *", + "Moves": "d6d8 a8d8 d3d8 f6d8 e1e8", + "MovesSAN": "Qd8+ Rxd8 Rxd8+ Bxd8 Re8#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "2r2rk1/ppp3pp/4pq2/1P2R3/3P4/1Q6/PB3PPP/4R1K1 b - - 2 26", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. cxd4 Bb4+ 7. Nc3 Nxe4 8. O-O Nxc3 9. bxc3 d5 10. cxb4 dxc4 11. Ba3 O-O 12. b5 Ne7 13. Re1 Re8 14. Qe2 Be6 15. Ng5 Nd5 16. Nxe6 fxe6 17. Qxc4 Qf6 18. Rad1 Rac8 19. Rd3 Nb6 20. Qb3 Nd5 21. Bb2 Rf8 22. Rf3 Qg6 23. Rg3 Qe8 24. Rg5 Qe7 25. Rxd5 Qf6 26. Rde5 *", + "Moves": "f6f2 g1h1 f2f1 e1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "3r2k1/5p2/p3b2p/1p2Pp1N/4p3/2r3P1/P4K2/3R4 w - - 0 34", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. Bb5 Nd4 4. Nxd4 cxd4 5. O-O a6 6. Bc4 e6 7. c3 Bc5 8. cxd4 Bxd4 9. Nc3 Ne7 10. Ne2 Ba7 11. d4 b5 12. Bd3 d5 13. e5 Nf5 14. Bxf5 exf5 15. Nf4 Be6 16. Nh5 O-O 17. Bf4 Qh4 18. Re1 Bxd4 19. g3 Bxf2+ 20. Kxf2 Qxh2+ 21. Ke3 Qxb2 22. Qd4 Qg2 23. Rg1 Qh2 24. Rh1 Qg2 25. Rhg1 Qc2 26. Rgc1 Qe4+ 27. Qxe4 dxe4 28. Rc6 Rfd8 29. Rd6 Rdc8 30. Rad1 Rc3+ 31. Kf2 h6 32. Bxh6 gxh6 33. Rd8+ Rxd8 *", + "Moves": "d1d8 g8h7 h5f6 h7g6 d8g8", + "MovesSAN": "Rxd8+ Kh7 Nf6+ Kg6 Rg8#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "r1b2rk1/6p1/pp2pqQ1/2p1N3/3P2R1/2P5/PP3PPP/R5K1 b - - 1 24", + "PGN": "1. d4 d5 2. c3 Nf6 3. Nd2 Nc6 4. Qc2 e6 5. e4 Be7 6. Bd3 h6 7. Ngf3 a6 8. O-O O-O 9. e5 Nd7 10. Nb3 Bg5 11. Bxg5 hxg5 12. Nfd2 f5 13. exf6 Nxf6 14. Rfe1 Qe7 15. Nc5 Qf7 16. Bg6 Qe7 17. Nf3 b6 18. Nd3 Ne4 19. Bxe4 dxe4 20. Rxe4 g4 21. Nfe5 Nxe5 22. Nxe5 Qf6 23. Rxg4 c5 24. Qg6 *", + "Moves": "f6f2 g1h1 f2f1 a1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r1b1qr1k/pp4pp/5p2/2b1nP1Q/3pPR2/1B6/PP1N2PP/R1B3K1 w - - 5 17", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 Nd4 4. Nxd4 exd4 5. O-O c6 6. Ba4 Bc5 7. d3 Ne7 8. c4 O-O 9. f4 d5 10. f5 f6 11. cxd5 cxd5 12. Bb3 Kh8 13. Nd2 dxe4 14. dxe4 Nc6 15. Qh5 Ne5 16. Rf4 Qe8 *", + "Moves": "h5h7 h8h7 f4h4 e8h5 h4h5", + "MovesSAN": "Qxh7+ Kxh7 Rh4+ Qh5 Rxh5#", + "Themes": "attraction kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "6k1/5pp1/5r1p/1P1Q4/P7/4P3/4q1PP/R5K1 b - - 0 31", + "PGN": "1. e4 e5 2. Nf3 Bc5 3. d4 exd4 4. Nxd4 Qf6 5. Be3 Ne7 6. Nc3 c6 7. Bc4 O-O 8. O-O a6 9. a3 b5 10. Ba2 a5 11. Nce2 Bb7 12. c3 d5 13. exd5 Nxd5 14. Bxd5 cxd5 15. Nxb5 Bxe3 16. fxe3 Qe7 17. Qd4 Nc6 18. Qf4 Ba6 19. Nbd4 Nxd4 20. Nxd4 Bxf1 21. Rxf1 Rab8 22. Nc6 Qb7 23. Nxb8 Qxb8 24. b4 axb4 25. cxb4 Qb5 26. Qd4 h6 27. Rd1 Rd8 28. Ra1 Rd6 29. a4 Qe2 30. b5 Rf6 31. Qxd5 *", + "Moves": "e2f2 g1h1 f2f1 a1f1 f6f1", + "MovesSAN": "Qf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "r6k/7p/pp2q3/2b3R1/4p3/6QP/PP3P2/6K1 w - - 0 33", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. O-O Be7 5. Nc3 O-O 6. Re1 d6 7. d4 exd4 8. Nxd4 Ne5 9. Bb3 c5 10. Nf3 Bg4 11. Re3 a6 12. h3 Bxf3 13. gxf3 c4 14. f4 cxb3 15. fxe5 bxc2 16. Qxc2 dxe5 17. Bd2 Bc5 18. Rg3 Nh5 19. Rg4 Qf6 20. Rf1 Nf4 21. Bxf4 exf4 22. Nd5 Qd6 23. Rd1 b6 24. Qc3 f6 25. Qb3 Kh8 26. Nxf4 Qe5 27. Ne6 Rg8 28. Rd7 f5 29. Rgxg7 Rxg7+ 30. Rxg7 fxe4 31. Rg5 Qf6 32. Qg3 Qxe6 *", + "Moves": "g3c3 c5d4 c3d4 e6f6 d4f6", + "MovesSAN": "Qc3+ Bd4 Qxd4+ Qf6 Qxf6#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "3k1b1r/1Q2pp1p/6b1/1N1P4/8/7P/PP3P2/R2KB2q b - - 1 24", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. c3 d5 4. exd5 Qxd5 5. d4 cxd4 6. cxd4 Bg4 7. Nc3 Qd8 8. d5 Ne5 9. Bb5+ Nd7 10. h3 Bh5 11. g4 Bg6 12. Ne5 Nf6 13. g5 Qb6 14. gxf6 gxf6 15. Nxd7 Qd6 16. Nxf6+ Kd8 17. Nd7 a6 18. Qa4 axb5 19. Qxa8+ Kxd7 20. Qxb7+ Kd8 21. Nxb5 Qb4+ 22. Bd2 Qe4+ 23. Kd1 Qxh1+ 24. Be1 *", + "Moves": "h1f3 d1c1 f8h6 e1d2 f3h1", + "MovesSAN": "Qf3+ Kc1 Bh6+ Bd2 Qh1#", + "Themes": "exposedKing long mate mateIn3 middlegame" + }, + { + "FEN": "6rk/2R4p/5p1B/3Bp3/8/3p2Pn/4r3/5K2 w - - 7 36", + "PGN": "1. e4 c5 2. Nf3 d6 3. Bb5+ Nc6 4. O-O Bd7 5. d4 cxd4 6. Nxd4 Nf6 7. Re1 e6 8. c4 a6 9. Ba4 Be7 10. Nc3 Qc7 11. Nxc6 Bxc6 12. Be3 O-O 13. Qd3 Rac8 14. Rac1 Nxe4 15. Bxc6 Nxc3 16. Bf3 Nxa2 17. Ra1 Nb4 18. Qd2 Qxc4 19. Bxb7 Rb8 20. Rec1 Qb5 21. Bf3 Qd3 22. Qxd3 Nxd3 23. Rc7 Bf6 24. Rxa6 Rxb2 25. h3 d5 26. g3 d4 27. Bf4 e5 28. Rxf6 gxf6 29. Bh6 Nxf2 30. Bd5 Nxh3+ 31. Kf1 d3 32. Bxf7+ Kh8 33. Bd5 Rf2+ 34. Ke1 Re2+ 35. Kf1 Rg8 *", + "Moves": "h6g7 g8g7 c7c8 g7g8 c8g8", + "MovesSAN": "Bg7+ Rxg7 Rc8+ Rg8 Rxg8#", + "Themes": "endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "r2k1r2/2p3R1/p3p1Qp/1p6/8/2P4P/PP4PK/2q5 w - - 5 33", + "PGN": "1. e4 d6 2. d4 Nf6 3. Bd3 g6 4. Nf3 Bg7 5. O-O Bg4 6. h3 Bxf3 7. Qxf3 O-O 8. Nc3 Nbd7 9. Bg5 h6 10. Bxf6 Bxf6 11. Rae1 Bxd4 12. Nd5 e6 13. Nf4 Bg7 14. Qg3 Ne5 15. Be2 a6 16. c3 b5 17. Rd1 Qf6 18. Nd3 Nxd3 19. Bxd3 Qe5 20. f4 Qf6 21. e5 dxe5 22. Rde1 exf4 23. Rxf4 Qe7 24. Ref1 Qc5+ 25. Kh1 Be5 26. Bxg6 Bxf4 27. Rxf4 Qg5 28. Rg4 Qc1+ 29. Kh2 fxg6 30. Rxg6+ Kf7 31. Rg7+ Ke8 32. Qg6+ Kd8 *", + "Moves": "g6d3 d8c8 d3d7 c8b7 d7c7", + "MovesSAN": "Qd3+ Kc8 Qd7+ Kb7 Qxc7#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "2br2k1/6pp/p1q5/3pP3/P2Pp3/4P2P/5QP1/5RK1 w - - 0 32", + "PGN": "1. d4 d5 2. c4 c6 3. Nc3 e6 4. Nf3 f5 5. Bg5 Nf6 6. cxd5 exd5 7. e3 Be7 8. Bd3 O-O 9. O-O Ne4 10. Bxe7 Qxe7 11. Qc2 Nd7 12. a3 a6 13. h3 Ndf6 14. Ne5 Nd7 15. Nxd7 Bxd7 16. Na4 Rad8 17. Nc5 Bc8 18. b4 Qg5 19. f4 Qg3 20. Rf3 Qh4 21. Bxe4 fxe4 22. Rff1 Rf6 23. Qf2 Qh6 24. Nd3 Rg6 25. Ne5 Rf6 26. Rac1 Rdd6 27. a4 Rf5 28. b5 Rxe5 29. fxe5 Rd8 30. bxc6 bxc6 31. Rxc6 Qxc6 *", + "Moves": "f2f7 g8h8 f7f8 d8f8 f1f8", + "MovesSAN": "Qf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "r1b2r1k/6R1/pp3q1P/P3Qp2/1P6/8/1K6/3R4 w - - 1 35", + "PGN": "1. e4 e6 2. b3 d5 3. Bb2 Nf6 4. e5 Nfd7 5. f4 c5 6. Nf3 Nc6 7. Bb5 Qb6 8. a4 a6 9. Be2 c4 10. d3 Bb4+ 11. c3 cxd3 12. Bxd3 Bc5 13. Qc2 Be3 14. b4 d4 15. a5 Qa7 16. Na3 Bxf4 17. Nc4 O-O 18. Bxh7+ Kh8 19. h4 Ncxe5 20. Nfxe5 Nxe5 21. Nxe5 Bxe5 22. O-O-O dxc3 23. Bxc3 Bxc3 24. Qxc3 Kxh7 25. Qd3+ Kg8 26. h5 Qf2 27. Rhf1 Qxg2 28. Rg1 Qc6+ 29. Kb2 b6 30. h6 g6 31. Rxg6+ Kh8 32. Rg7 f5 33. Qd4 e5 34. Qxe5 Qf6 *", + "Moves": "e5f6 f8f6 d1d8 f6f8 d8f8", + "MovesSAN": "Qxf6 Rxf6 Rd8+ Rf8 Rxf8#", + "Themes": "exposedKing long mate mateIn3 middlegame" + }, + { + "FEN": "6k1/rn5p/4p1p1/p3q3/1p6/8/PPQ3PP/5R1K w - - 0 29", + "PGN": "1. d4 e6 2. c4 Nf6 3. Nc3 d5 4. Bg5 Be7 5. e3 c6 6. Nf3 Nbd7 7. Bd3 dxc4 8. Bxc4 b5 9. Bd3 b4 10. Ne2 a5 11. O-O Ba6 12. Bxa6 Rxa6 13. Qd3 Ra7 14. e4 O-O 15. e5 Nd5 16. Be3 Nxe3 17. fxe3 c5 18. Ng3 cxd4 19. exd4 Nc5 20. Qc2 Nb7 21. Ne4 Qd7 22. Neg5 g6 23. Ne4 f5 24. exf6 Bxf6 25. Nxf6+ Rxf6 26. Ne5 Rxf1+ 27. Rxf1 Qxd4+ 28. Kh1 Qxe5 *", + "Moves": "c2c8 b7d8 c8d8 g8g7 d8f8", + "MovesSAN": "Qc8+ Nd8 Qxd8+ Kg7 Qf8#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "5r1k/6pp/1ppP4/4P3/4Q3/P7/1P1q2PP/4R1K1 b - - 3 25", + "PGN": "1. e4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. d4 exd4 5. Nxd4 Bb4 6. Nxc6 bxc6 7. Bd3 O-O 8. O-O d5 9. e5 Nd7 10. f4 Nc5 11. Be3 Nxd3 12. Qxd3 c5 13. Nxd5 Bb7 14. c4 Bxd5 15. cxd5 c6 16. a3 Ba5 17. Qa6 Bb6 18. d6 f6 19. Qc4+ Kh8 20. Bxc5 fxe5 21. fxe5 Qg5 22. Rxf8+ Rxf8 23. Bxb6 axb6 24. Re1 Qd2 25. Qe4 *", + "Moves": "d2f2 g1h1 f2f1 e1f1 f8f1", + "MovesSAN": "Qf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "r5k1/2p2ppp/2pp3q/4p3/4P3/1QPPP1P1/6KP/5R2 w - - 7 27", + "PGN": "1. e4 e5 2. Nf3 Qf6 3. Bc4 Bc5 4. O-O d6 5. Nc3 Ne7 6. d3 Bb4 7. Bd2 Nbc6 8. Bg5 Qg6 9. Nd5 Nxd5 10. Bxd5 Bd7 11. c3 Bc5 12. b4 Bb6 13. a4 a6 14. b5 axb5 15. axb5 Rxa1 16. Qxa1 O-O 17. bxc6 bxc6 18. Bb3 Bg4 19. Be3 Bxf3 20. g3 Bxe3 21. fxe3 Qg4 22. Bd1 Bxd1 23. Qxd1 Qg5 24. Kf2 Ra8 25. Qb3 Qf6+ 26. Kg2 Qh6 *", + "Moves": "b3f7 g8h8 f7f8 a8f8 f1f8", + "MovesSAN": "Qxf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "1k6/ppp5/1b1pN3/1P3P2/6Q1/7r/P3KP1r/2BR4 b - - 4 31", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bb6 5. b5 Nd4 6. c3 Nxf3+ 7. Qxf3 Nf6 8. Ba3 d6 9. O-O Bg4 10. Qg3 h5 11. h3 h4 12. Qh2 Qd7 13. d4 exd4 14. hxg4 Nxg4 15. Qf4 f6 16. Nd2 dxc3 17. Nf3 O-O-O 18. Rac1 h3 19. Rxc3 hxg2 20. Kxg2 Kb8 21. Rd1 g5 22. Qf5 Qg7 23. Qxg4 f5 24. exf5 Qxc3 25. Bc1 Qxc4 26. Qxc4 g4 27. Nd4 Rh3 28. Ne6 Rdh8 29. Qxg4 Rh2+ 30. Kf3 R8h3+ 31. Ke2 *", + "Moves": "h2f2 e2e1 h3h1 g4g1 h1g1", + "MovesSAN": "Rxf2+ Ke1 Rh1+ Qg1 Rxg1#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "8/R5p1/2r2p1p/1b6/3B2P1/4P2P/PP1Nk3/1K6 b - - 8 42", + "PGN": "1. d4 Nf6 2. e3 e6 3. c4 c5 4. Nc3 cxd4 5. exd4 Bb4 6. Bd2 O-O 7. Nf3 Bxc3 8. Bxc3 d5 9. Qc2 Nc6 10. h3 h6 11. O-O-O Ne4 12. Bd3 a6 13. Bxe4 dxe4 14. Qxe4 Bd7 15. d5 exd5 16. cxd5 Re8 17. Qf4 Na5 18. Qd2 Nc4 19. Qd4 f6 20. Qxc4 b5 21. Qd4 Rc8 22. Rhe1 Rc4 23. Rxe8+ Qxe8 24. Qe3 Qxe3+ 25. fxe3 b4 26. Rd4 Rc5 27. Rxb4 Rxd5 28. Rb8+ Kf7 29. Rb7 Ke6 30. Rb6+ Ke7 31. Rxa6 Bb5 32. Ra7+ Kf8 33. Bd4 Rd6 34. Ra8+ Kf7 35. Ra7+ Kg6 36. Nh4+ Kg5 37. Nf3+ Kf5 38. g4+ Ke4 39. Nd2+ Kd3 40. Ra3+ Ke2 41. Ra7 Rc6+ 42. Kb1 *", + "Moves": "b5d3 b1a1 c6c1 d2b1 c1b1", + "MovesSAN": "Bd3+ Ka1 Rc1+ Nb1 Rxb1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "r2q1k1r/1p6/p2p2Q1/3PpB2/6n1/2N5/PP3PP1/2R2RK1 b - - 0 24", + "PGN": "1. e4 e5 2. d4 Nc6 3. d5 Nce7 4. Nf3 d6 5. c4 g6 6. Be3 Bg7 7. Nc3 Nf6 8. Bd3 O-O 9. c5 Ng4 10. Qd2 a6 11. O-O Bd7 12. Rac1 f5 13. cxd6 cxd6 14. Bg5 Bf6 15. h3 Bxg5 16. Qxg5 Nf6 17. h4 Ng4 18. h5 Kg7 19. hxg6 hxg6 20. Nh4 Rh8 21. exf5 Nxf5 22. Qxg6+ Kf8 23. Nxf5 Bxf5 24. Bxf5 *", + "Moves": "h8h1 g1h1 d8h4 h1g1 h4h2", + "MovesSAN": "Rh1+ Kxh1 Qh4+ Kg1 Qh2#", + "Themes": "attraction kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "2k5/1R4pp/P2b1p2/3P4/8/8/2r2RPP/6K1 b - - 0 34", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d4 exd4 5. O-O d6 6. Ng5 Ne5 7. Qxd4 Nxc4 8. Qxc4 Qd7 9. Re1 Ng4 10. f3 f6 11. Ne6 Qxe6 12. Qxe6+ Bxe6 13. fxg4 Bxg4 14. Nc3 a6 15. Nd5 O-O-O 16. b4 Bd7 17. c4 Kb8 18. a4 c6 19. Nb6 Be6 20. b5 Kc7 21. a5 axb5 22. cxb5 cxb5 23. Be3 d5 24. Nxd5+ Bxd5 25. Bb6+ Kc8 26. Rac1+ Kd7 27. exd5 Rc8 28. Rb1 Bd6 29. Rxb5 Rhe8 30. Rf1 Rc2 31. Bf2 Ree2 32. Rxb7+ Kc8 33. a6 Rxf2 34. Rxf2 *", + "Moves": "c2c1 f2f1 d6c5 g1h1 c1f1", + "MovesSAN": "Rc1+ Rf1 Bc5+ Kh1 Rxf1#", + "Themes": "backRankMate deflection endgame long mate mateIn3" + }, + { + "FEN": "r2q3r/p2npk2/1p5Q/4Pp2/3P4/8/PP3P2/R3K3 w Q - 0 25", + "PGN": "1. e4 g6 2. d4 Bg7 3. Be3 b6 4. Nf3 Bb7 5. Bd3 c5 6. c3 cxd4 7. cxd4 Nf6 8. Nc3 O-O 9. Qd2 d5 10. e5 Ne4 11. Nxe4 dxe4 12. Bxe4 Bxe4 13. Ng5 Bd5 14. h4 Nd7 15. h5 h6 16. hxg6 hxg5 17. Bxg5 fxg6 18. Bh6 Bxg2 19. Rh2 Be4 20. Bxg7 Kxg7 21. Qh6+ Kf7 22. Rh4 Rh8 23. Rf4+ Bf5 24. Rxf5+ gxf5 *", + "Moves": "e5e6 f7g8 h6g6 g8f8 g6f7", + "MovesSAN": "e6+ Kg8 Qg6+ Kf8 Qf7#", + "Themes": "endgame fork long mate mateIn3" + }, + { + "FEN": "1r4k1/6p1/p4nnp/qrpppN2/8/2PPP2P/PPQN2P1/KR5R b - - 9 25", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 d6 6. Bb3 h6 7. Nbd2 a6 8. Nf1 Ne7 9. h3 Ng6 10. Ng3 Ba7 11. Be3 Bxe3 12. fxe3 Be6 13. Bxe6 fxe6 14. Qb3 Qd7 15. Qxb7 O-O 16. Qb3 Rab8 17. Qc2 Qb5 18. O-O-O c5 19. Nd2 d5 20. exd5 exd5 21. Rdf1 Qa5 22. Kb1 Rb6 23. Ka1 Rfb8 24. Rb1 Rb5 25. Nf5 *", + "Moves": "a5a2 a1a2 b5a5 c2a4 a5a4", + "MovesSAN": "Qxa2+ Kxa2 Ra5+ Qa4 Rxa4#", + "Themes": "attraction long master mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r4rk1/pp3p2/2bqpb1p/3nN3/3P4/P2B4/1P2QPPP/R4RK1 w - - 0 19", + "PGN": "1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 Nf6 5. Nf3 Nc6 6. Be2 cxd4 7. cxd4 e6 8. O-O Be7 9. Nc3 Qd6 10. Be3 O-O 11. Qd2 Nb4 12. a3 Nbd5 13. Nxd5 Nxd5 14. Bd3 Bd7 15. Ne5 Bc6 16. Qc2 h6 17. Qe2 Bf6 18. Bxh6 gxh6 *", + "Moves": "e2e4 f8b8 e4h7 g8f8 h7f7", + "MovesSAN": "Qe4 Rfb8 Qh7+ Kf8 Qxf7#", + "Themes": "kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "r4b1r/pp2kppp/5n2/3Q4/4N3/8/Pq3PPP/3RK1NR w K - 6 16", + "PGN": "1. d4 d5 2. c4 dxc4 3. Nc3 Nd7 4. e4 Nb6 5. Be3 c6 6. d5 cxd5 7. exd5 e6 8. Bxb6 Qxb6 9. Bxc4 Qxb2 10. Bb5+ Bd7 11. Bxd7+ Kxd7 12. dxe6+ Kxe6 13. Qd5+ Kf6 14. Ne4+ Ke7 15. Rd1 Nf6 *", + "Moves": "d5d6 e7e8 e4f6 g7f6 d6d7", + "MovesSAN": "Qd6+ Ke8 Nxf6+ gxf6 Qd7#", + "Themes": "deflection long mate mateIn3 middlegame" + }, + { + "FEN": "2r2rk1/2p2qpp/pp6/n2PB3/2P1Q3/P1R5/5PPP/4R1K1 b - - 0 25", + "PGN": "1. d4 f5 2. c4 b6 3. Nc3 Bb7 4. Bf4 Nf6 5. e3 e6 6. Nf3 Bb4 7. a3 Ba5 8. b4 Bxf3 9. Qxf3 Nc6 10. bxa5 Nxa5 11. Nb5 d6 12. Bd3 O-O 13. O-O Nb3 14. Rad1 a6 15. Nc3 e5 16. Bg3 e4 17. Qxf5 exd3 18. Rxd3 Qe7 19. e4 Na5 20. e5 dxe5 21. Bxe5 Nd5 22. Qe4 Nxc3 23. Rxc3 Rac8 24. Re1 Qf7 25. d5 *", + "Moves": "f7f2 g1h1 f2f1 e1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r4r2/pp4p1/3pN1k1/2b2p1n/8/2N5/PPPB2PP/R4R1K b - - 1 20", + "PGN": "1. e4 e5 2. f4 Nc6 3. Nf3 exf4 4. Bc4 Nf6 5. Nc3 d6 6. d4 Na5 7. Bd3 Bg4 8. O-O Be7 9. Bxf4 O-O 10. e5 Nh5 11. Bd2 dxe5 12. dxe5 Bc5+ 13. Kh1 Nc6 14. Bxh7+ Kxh7 15. Ng5+ Kg6 16. Qxg4 Nxe5 17. Qe4+ f5 18. Qxe5 Qd6 19. Qxd6+ cxd6 20. Ne6 *", + "Moves": "h5g3 h2g3 f8h8 d2h6 h8h6", + "MovesSAN": "Ng3+ hxg3 Rh8+ Bh6 Rxh6#", + "Themes": "long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "8/Q4ppp/1N3k2/8/6P1/7K/5q1P/8 b - - 3 39", + "PGN": "1. c4 e5 2. Nc3 d6 3. Nf3 Nf6 4. g3 Be7 5. Bg2 O-O 6. O-O Nc6 7. d4 exd4 8. Nxd4 Nxd4 9. Qxd4 c6 10. b4 Ng4 11. Be3 Bf6 12. Qd2 Re8 13. Bd4 Bf5 14. e3 Bxd4 15. exd4 Nf6 16. b5 Be4 17. Rfe1 Bxg2 18. Kxg2 a6 19. a4 axb5 20. axb5 Rxe1 21. Rxa8 Qxa8 22. Qxe1 Kf8 23. f3 Qa3 24. Qd2 Qb3 25. bxc6 bxc6 26. c5 dxc5 27. dxc5 Qc4 28. Qd6+ Ke8 29. Qxc6+ Ke7 30. Na4 Nd7 31. Nb6 Qc2+ 32. Kh3 Qxc5 33. Qxd7+ Kf6 34. Qa7 Qf5+ 35. Kg2 Qc2+ 36. Kh3 Qf5+ 37. g4 Qxf3+ 38. Kh4 Qf2+ 39. Kh3 *", + "Moves": "f2f3 h3h4 g7g5 h4h5 f3h3", + "MovesSAN": "Qf3+ Kh4 g5+ Kh5 Qh3#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "4kr2/1pp1P1bp/2b1q1p1/6p1/rB6/4P3/PPP2PPP/3RK2R w K - 0 22", + "PGN": "1. Nc3 d5 2. d4 Nf6 3. Bf4 Nc6 4. Nb5 e5 5. dxe5 Nh5 6. Bd2 a6 7. e3 axb5 8. Qxh5 Qe7 9. Bxb5 Bd7 10. Bxc6 Bxc6 11. Nf3 g6 12. Qg4 Bd7 13. Qd4 Bg7 14. Bb4 Qd8 15. Qxd5 Bc6 16. Qc4 Ra4 17. Rd1 Qc8 18. Ng5 Rf8 19. e6 f6 20. e7 fxg5 21. Qe6 Qxe6 *", + "Moves": "d1d8 e8f7 d8f8 g7f8 e7f8q", + "MovesSAN": "Rd8+ Kf7 Rxf8+ Bxf8 exf8=Q#", + "Themes": "advancedPawn exposedKing long mate mateIn3 middlegame promotion skewer" + }, + { + "FEN": "r4rk1/p5b1/1p3q1p/3R3B/7N/7Q/PP4PP/1R4K1 b - - 0 28", + "PGN": "1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. Bg5 Ne4 6. Nxe4 dxe4 7. Nd2 f5 8. e3 O-O 9. Be2 c5 10. Nb3 b6 11. Rb1 cxd4 12. exd4 Bb7 13. d5 Nd7 14. O-O h6 15. Bh4 g5 16. Bg3 f4 17. Bh4 gxh4 18. Bh5 Nc5 19. Nd2 e3 20. Nf3 e6 21. Qe2 exd5 22. Rfd1 Qf6 23. fxe3 fxe3 24. cxd5 Ne4 25. Qxe3 Ng5 26. Nxh4 Nh3+ 27. Qxh3 Bxd5 28. Rxd5 *", + "Moves": "f6f2 g1h1 f2f1 b1f1 f8f1", + "MovesSAN": "Qf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "5k2/1p4bQ/p5Rp/4q3/8/6P1/6PK/8 b - - 3 41", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. a3 Nf6 6. d3 g6 7. Nc3 Bg7 8. Bg5 O-O 9. Nd5 Be6 10. Ne3 h6 11. Bxf6 Qxf6 12. c3 Ne7 13. h4 d5 14. h5 g5 15. Bc2 Rad8 16. Qe2 c5 17. Nh2 c4 18. Nhg4 Bxg4 19. Nxg4 Qb6 20. O-O cxd3 21. Qxd3 dxe4 22. Qxe4 f5 23. Qc4+ Kh8 24. Ne3 e4 25. Rad1 Qxb2 26. Rxd8 Rxd8 27. Qf7 Qxa3 28. Nxf5 Nxf5 29. Qxf5 Kg8 30. Bxe4 Qe7 31. Re1 Qf6 32. Qh7+ Kf8 33. c4 g4 34. Bd5 Rxd5 35. cxd5 g3 36. fxg3 Qd4+ 37. Kh2 Qc4 38. Re6 Qxd5 39. Rg6 Qxh5+ 40. Kg1 Qe5 41. Kh2 *", + "Moves": "e5h5 h2g1 g7d4 g1f1 h5d1", + "MovesSAN": "Qh5+ Kg1 Bd4+ Kf1 Qd1#", + "Themes": "endgame long master mate mateIn3" + }, + { + "FEN": "2r5/4kpQ1/4p3/p7/7P/8/PPP1q3/1K4R1 b - - 2 27", + "PGN": "1. f4 d5 2. d4 Nf6 3. Nf3 Bg4 4. h3 Bxf3 5. gxf3 e6 6. Be3 Bd6 7. Nc3 Nbd7 8. Qd2 c5 9. dxc5 Bxc5 10. O-O-O a6 11. Bxc5 Nxc5 12. e3 b5 13. Qd4 Qc7 14. e4 dxe4 15. Nxe4 Nfxe4 16. Qxg7 Rf8 17. fxe4 Qxf4+ 18. Kb1 Nxe4 19. Bg2 Nd2+ 20. Rxd2 Qxd2 21. Bxa8 a5 22. Bc6+ Ke7 23. Bxb5 Qd5 24. Rg1 Qxb5 25. Qxh7 Qe2 26. h4 Rc8 27. Qg7 *", + "Moves": "e2c2 b1a1 c2c1 g1c1 c8c1", + "MovesSAN": "Qxc2+ Ka1 Qc1+ Rxc1 Rxc1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "7r/1p4p1/p4nkp/3B4/4pQ1P/b1q1P3/P1P2PP1/1K5R w - - 1 23", + "PGN": "1. d4 d5 2. Nf3 c5 3. Bf4 cxd4 4. Qxd4 Nc6 5. Qd1 Bg4 6. e3 e5 7. Bg5 f6 8. h3 Bxf3 9. Qxf3 fxg5 10. Nc3 Nf6 11. O-O-O e4 12. Qf5 Ne7 13. Bb5+ Kf7 14. Qxg5 a6 15. Ba4 h6 16. Qf4 Qa5 17. Bb3 Rc8 18. Kb1 Rxc3 19. bxc3 Qxc3 20. Rxd5 Nxd5 21. Bxd5+ Kg6 22. h4 Ba3 *", + "Moves": "h4h5 g6h7 f4f5 g7g6 f5g6", + "MovesSAN": "h5+ Kh7 Qf5+ g6 Qxg6#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "3r4/p2r2k1/1b2Rp1p/3P1Kp1/R1P1N1P1/7P/8/8 b - - 5 46", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nc3 Nc6 4. d4 d6 5. d5 Nb4 6. a3 Na6 7. Bxa6 bxa6 8. Bg5 Be7 9. h3 h6 10. Bh4 Bb7 11. O-O c6 12. dxc6 Bxc6 13. Bxf6 Bxf6 14. Nd5 Bb5 15. Re1 Bg5 16. a4 Bc6 17. Ra3 O-O 18. c4 Bf4 19. b4 Rb8 20. b5 axb5 21. axb5 Bxd5 22. exd5 Qc7 23. Qc2 Qc5 24. Rea1 Ra8 25. Qa2 e4 26. Nd2 e3 27. Ne4 exf2+ 28. Qxf2 Qxf2+ 29. Kxf2 Be5 30. R1a2 Bd4+ 31. Kf3 Rfc8 32. Nxd6 Rc7 33. b6 Rd7 34. Nb5 Bxb6 35. g4 Bc5 36. Ra5 Bb6 37. R5a4 Kf8 38. Kf4 Ke7 39. Ke5 f6+ 40. Kf5 Kf7 41. Re2 Rc8 42. Re6 g6+ 43. Kf4 g5+ 44. Kf5 Kg7 45. Nd6 Rcd8 46. Ne4 *", + "Moves": "d7d5 c4d5 d8d5 e6e5 d5e5", + "MovesSAN": "Rxd5+ cxd5 Rxd5+ Re5 Rxe5#", + "Themes": "endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "2rr3k/pp3Qpp/4p3/8/8/P3P3/1Pq3PP/3R1RK1 w - - 1 26", + "PGN": "1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 Nc6 6. Nf3 Bg4 7. Be3 e6 8. cxd5 Nxd5 9. Nxd5 Qxd5 10. Be2 Bb4+ 11. Bd2 O-O 12. Bxb4 Nxb4 13. O-O Rfd8 14. Ne5 Bxe2 15. Qxe2 Qxd4 16. Rad1 Qc5 17. Nd7 Qa5 18. a3 Nd5 19. Ne5 Nf4 20. Qe4 Nd5 21. Qf3 Qc7 22. Ng4 Rac8 23. Ne3 Nxe3 24. fxe3 Qc2 25. Qxf7+ Kh8 *", + "Moves": "d1d8 c8d8 f7f8 d8f8 f1f8", + "MovesSAN": "Rxd8+ Rxd8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "1R6/6k1/6Bp/2q1p1pP/p2nP3/P2Pr3/3K4/3Q1R2 b - - 1 41", + "PGN": "1. e4 c5 2. c4 g6 3. Nf3 Bg7 4. Nc3 d6 5. d3 Nf6 6. Bg5 O-O 7. h4 h6 8. Bxf6 Bxf6 9. Qd2 Bg7 10. O-O-O a5 11. h5 g5 12. Ne1 a4 13. a3 Nc6 14. f4 Nd4 15. Kb1 f6 16. fxg5 fxg5 17. Nf3 Bg4 18. Nd5 Nb3 19. Qe3 e6 20. Nc3 Bxc3 21. bxc3 Qb6 22. Kc2 d5 23. Rb1 d4 24. cxd4 Bxf3 25. dxc5 Qd8 26. gxf3 Nd4+ 27. Kc3 e5 28. Bh3 Rxf3 29. Qd2 Qa5+ 30. Rb4 b5 31. Qd1 bxc4 32. Kxc4 Rc8 33. Bxc8 Qc7 34. Bg4 Rg3 35. Rg1 Qf7+ 36. Kc3 Re3 37. Rf1 Qe7 38. Rb8+ Kh7 39. Bf5+ Kg7 40. Bg6 Qxc5+ 41. Kd2 *", + "Moves": "e3e2 d1e2 c5c2 d2e3 c2e2", + "MovesSAN": "Re2+ Qxe2 Qc2+ Ke3 Qxe2#", + "Themes": "long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "2k3r1/pp5r/2p1p3/PP1p4/3P3n/2P1PNqP/4QRP1/6RK b - - 6 26", + "PGN": "1. d4 d5 2. Bf4 c6 3. e3 Bf5 4. Nf3 Nf6 5. h3 e6 6. Be2 Bb4+ 7. c3 Bd6 8. Bxd6 Qxd6 9. Nbd2 Nbd7 10. O-O Nb6 11. Nh4 Bg6 12. Nxg6 hxg6 13. a4 g5 14. a5 Nbd7 15. b4 g4 16. Bxg4 Nxg4 17. Qxg4 O-O-O 18. Qe2 g5 19. f4 gxf4 20. Rxf4 Rdg8 21. Kh1 Nf8 22. b5 Ng6 23. Rxf7 Nh4 24. Rf2 Qg3 25. Rg1 Rh7 26. Nf3 *", + "Moves": "h4f3 f2f3 h7h3 g2h3 g3g1", + "MovesSAN": "Nxf3 Rxf3 Rxh3+ gxh3 Qxg1#", + "Themes": "discoveredAttack kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "2R5/5pk1/4p2n/4P2p/7B/5N1P/5PPK/rr6 w - - 9 37", + "PGN": "1. e4 c5 2. Nf3 e6 3. Bc4 a6 4. O-O b5 5. Be2 Bb7 6. e5 d5 7. d4 c4 8. c3 a5 9. Bf4 h6 10. Nbd2 Nd7 11. b3 Nb6 12. bxc4 Nxc4 13. Nxc4 dxc4 14. a4 Bc6 15. Nd2 b4 16. Nxc4 bxc3 17. Qd3 Bb4 18. Nd6+ Ke7 19. Qc4 Qd7 20. Qxb4 axb4 21. Bb5 g5 22. Bg3 h5 23. h3 Nh6 24. Rfb1 c2 25. Rxb4 Bxb5 26. Rxb5 Qxb5 27. Nxb5 Rxa4 28. Rc1 Rc8 29. Nd6 Rc3 30. Ne4 Rd3 31. Rxc2 Rdxd4 32. Nxg5 Kf8 33. Nf3 Rd1+ 34. Kh2 Rb1 35. Rc8+ Kg7 36. Bh4 Raa1 *", + "Moves": "h4f6 g7h7 c8h8 h7g6 f3h4", + "MovesSAN": "Bf6+ Kh7 Rh8+ Kg6 Nh4#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "rkb4r/pp3ppp/4p3/8/1bBp4/3RB3/PP3PPP/2K4R w - - 0 17", + "PGN": "1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 d6 5. Nf3 Nc6 6. Bc4 Nf6 7. e5 Ng4 8. Bf4 Ngxe5 9. Nxe5 dxe5 10. Qxd8+ Kxd8 11. Be3 e6 12. O-O-O+ Kc7 13. Nb5+ Kb8 14. Rd2 Bb4 15. Rd3 Nd4 16. Nxd4 exd4 *", + "Moves": "e3f4 e6e5 f4e5 b4d6 e5d6", + "MovesSAN": "Bf4+ e5 Bxe5+ Bd6 Bxd6#", + "Themes": "doubleBishopMate long mate mateIn3 middlegame queensideAttack" + }, + { + "FEN": "3r2rk/pp2q3/2p4p/3npP1Q/2pP4/P1P2R2/6RP/6K1 w - - 0 25", + "PGN": "1. e4 c6 2. d4 d5 3. e5 Bf5 4. c4 h6 5. Nc3 e6 6. f4 Bb4 7. Nf3 Ne7 8. Bd3 O-O 9. Bxf5 Nxf5 10. g4 Nh4 11. O-O dxc4 12. Nxh4 Qxh4 13. a3 Bxc3 14. bxc3 Nd7 15. f5 exf5 16. gxf5 Rad8 17. Qf3 Nb6 18. Rf2 Nd5 19. Bd2 Kh8 20. Rg2 Rg8 21. Rf1 Qe7 22. Qh5 f6 23. Rf3 fxe5 24. Bxh6 gxh6 *", + "Moves": "h5h6 e7h7 h6h7 h8h7 f3h3", + "MovesSAN": "Qxh6+ Qh7 Qxh7+ Kxh7 Rh3#", + "Themes": "attraction exposedKing kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "1RQR4/5pk1/8/B7/1pr5/2r3PK/8/4b3 b - - 0 62", + "PGN": "1. d4 d5 2. Nf3 Nf6 3. g3 c6 4. Bg2 Bf5 5. O-O e6 6. c4 h6 7. Nc3 Nbd7 8. Bf4 Be7 9. Nd2 O-O 10. e4 dxe4 11. Ndxe4 Nxe4 12. Nxe4 Nf6 13. Nc3 Qb6 14. Na4 Qa6 15. Qb3 Rfd8 16. Rfd1 Rac8 17. Rac1 Be4 18. Bf1 Qa5 19. c5 Nd5 20. Bd2 Qc7 21. Nc3 Bf3 22. Nxd5 Bxd5 23. Bc4 Bf6 24. Bf4 Qd7 25. Bd6 b5 26. Bxd5 exd5 27. a4 a6 28. axb5 axb5 29. Ra1 Re8 30. Qf3 Re4 31. Ra6 Bxd4 32. Kg2 Bxb2 33. Rb6 Bf6 34. Bf4 Qe6 35. Rb7 Re2 36. Rd3 Qe4 37. Qxe4 Rxe4 38. Ra3 g5 39. Be3 Rc4 40. Raa7 Rf8 41. Rc7 d4 42. Bd2 Rc2 43. Ba5 d3 44. Rxc6 Bd4 45. Rd7 Rxf2+ 46. Kh3 Be5 47. Rxd3 h5 48. Rc7 Kg7 49. Rcd7 g4+ 50. Kh4 Bf6+ 51. Kxh5 Rxh2+ 52. Kxg4 Re8 53. c6 Re4+ 54. Kf3 Rc4 55. c7 Rhc2 56. R3d5 b4 57. Rb5 R4c3+ 58. Kg4 Rc4+ 59. Kh3 Bc3 60. Rb8 Be1 61. Rdd8 R2c3 62. c8=Q *", + "Moves": "c3g3 h3h2 c4h4 c8h3 h4h3", + "MovesSAN": "Rxg3+ Kh2 Rh4+ Qh3 Rhxh3#", + "Themes": "long master mate mateIn3 middlegame" + }, + { + "FEN": "r5r1/p2Q2bk/1p3p2/2p1p2p/1q6/3P4/2P1KPR1/8 w - - 7 37", + "PGN": "1. e4 c5 2. Nc3 d6 3. d3 Nf6 4. Nf3 g6 5. Bg5 Bg7 6. Bxf6 Bxf6 7. Nd5 Bg7 8. Ng5 O-O 9. Qf3 e6 10. Nc3 Qxg5 11. h4 Qd8 12. h5 Bh8 13. h6 Nd7 14. Rh3 b6 15. Rg3 Bb7 16. Rg4 Ne5 17. Qg3 Nxg4 18. Qxg4 d5 19. Be2 dxe4 20. Nxe4 Bxe4 21. Qxe4 Bxb2 22. Rb1 Bh8 23. Bh5 Qg5 24. g4 gxh5 25. Ke2 Qxh6 26. Rg1 Bg7 27. g5 Qg6 28. Qf3 f6 29. Qc6 Qf7 30. Rg2 e5 31. g6 hxg6 32. Kd2 Qxa2 33. Rxg6 Kh7 34. Rg2 Qa5+ 35. Ke2 Qb4 36. Qd7 Rg8 *", + "Moves": "d7f5 h7h8 f5h5 g7h6 h5h6", + "MovesSAN": "Qf5+ Kh8 Qxh5+ Bh6 Qxh6#", + "Themes": "endgame exposedKing long mate mateIn3" + }, + { + "FEN": "6k1/1R6/1p1B4/p4Kp1/8/4b3/8/4r3 w - - 4 42", + "PGN": "1. e4 b6 2. d4 Bb7 3. Nc3 g6 4. Bf4 Bg7 5. Bc4 e6 6. Nf3 d6 7. O-O Ne7 8. b4 Nd7 9. Rb1 a6 10. a4 h6 11. Be3 O-O 12. b5 a5 13. d5 Bxc3 14. dxe6 Bg7 15. exd7 Qxd7 16. Bd4 Rae8 17. Be3 Kh7 18. Bd5 Bc8 19. Qd2 Nxd5 20. exd5 Qg4 21. c4 Qxc4 22. Rbc1 Qxa4 23. Rxc7 Qxb5 24. Rfc1 Bg4 25. Nd4 Qxd5 26. h3 Bf5 27. g4 Be4 28. Rf1 h5 29. f3 hxg4 30. fxe4 Qxe4 31. Bf2 gxh3 32. Bg3 Bxd4+ 33. Kh2 Qe2+ 34. Qxe2 Rxe2+ 35. Kxh3 Be5 36. Rfxf7+ Rxf7 37. Rxf7+ Kg8 38. Rb7 Bd4 39. Bxd6 g5 40. Kg4 Be3 41. Kf5 Re1 *", + "Moves": "f5g6 e3c5 b7b8 e1e8 b8e8", + "MovesSAN": "Kg6 Bc5 Rb8+ Re8 Rxe8#", + "Themes": "endgame exposedKing long mate mateIn3" + }, + { + "FEN": "8/Q2N1kbp/p5p1/4p3/1pb1P2B/4KP1P/P2n2P1/5r2 b - - 9 37", + "PGN": "1. d4 Nf6 2. Nf3 g6 3. Bg5 Bg7 4. Nbd2 d5 5. e3 O-O 6. Be2 Nbd7 7. O-O b6 8. c4 Bb7 9. Rc1 dxc4 10. Bxc4 c5 11. Qe2 cxd4 12. Nxd4 a6 13. Rfd1 b5 14. Bb3 Qb6 15. N2f3 Rac8 16. h3 Nc5 17. Bc2 Rfd8 18. Bb1 Qa7 19. Ne5 Qa8 20. f3 Qa7 21. b4 Nd5 22. Nxf7 Kxf7 23. bxc5 Rxc5 24. Rxc5 Qxc5 25. Qc2 Nc3 26. Rd3 b4 27. Bh4 e5 28. Nb3 Rxd3 29. Nxc5 Rd1+ 30. Kh2 Bd5 31. e4 Bc4 32. Qf2 Nxb1 33. Nd7 Nd2 34. Qa7 Nf1+ 35. Kg1 Nd2+ 36. Kf2 Rf1+ 37. Ke3 *", + "Moves": "g7h6 h4g5 h6g5 f3f4 g5f4", + "MovesSAN": "Bh6+ Bg5 Bxg5+ f4 Bxf4#", + "Themes": "long master mate mateIn3 middlegame" + }, + { + "FEN": "8/1R1R4/1p4k1/p4r1p/2n1r3/P1B3K1/1P4PP/8 b - - 1 31", + "PGN": "1. d4 d5 2. e3 Nf6 3. Nf3 Nc6 4. Nbd2 Bf5 5. a3 e6 6. c4 b6 7. cxd5 Qxd5 8. Be2 Bd6 9. Nc4 O-O 10. Nxd6 cxd6 11. Bd3 Bxd3 12. Qxd3 Qe4 13. Qxe4 Nxe4 14. O-O e5 15. dxe5 Nxe5 16. Nxe5 dxe5 17. f3 Nd6 18. Bd2 a5 19. Bc3 Rae8 20. Rad1 Nc4 21. Rfe1 f5 22. Rd7 f4 23. exf4 Rxf4 24. Rb7 h5 25. Kf2 Kh7 26. Rd1 Kh6 27. Rdd7 e4 28. Bxg7+ Kg6 29. Kg3 Rf5 30. fxe4 Rxe4 31. Bc3 *", + "Moves": "e4e3 g3h4 f5f4 g2g4 f4g4", + "MovesSAN": "Re3+ Kh4 Rf4+ g4 Rxg4#", + "Themes": "endgame exposedKing long mate mateIn3" + }, + { + "FEN": "2kr3r/Qp3ppp/3Bp3/2pp4/3Pn3/2P1P3/Pq3PPP/1N3RK1 w - - 1 16", + "PGN": "1. d4 Nf6 2. Nf3 c5 3. c3 d5 4. Bf4 Nc6 5. e3 Qb6 6. Qc2 Bf5 7. Bd3 Bxd3 8. Qxd3 Qxb2 9. O-O Qxa1 10. Qb5 O-O-O 11. Ne5 Nxe5 12. Bxe5 e6 13. Qa5 Bd6 14. Qxa7 Qb2 15. Bxd6 Ne4 *", + "Moves": "a7b8 c8d7 b8c7 d7e8 c7e7", + "MovesSAN": "Qb8+ Kd7 Qc7+ Ke8 Qe7#", + "Themes": "long mate mateIn3 middlegame queensideAttack" + }, + { + "FEN": "2q3k1/8/2b4n/2bPP2p/P1p2Nr1/2P5/2B3P1/R2Q1R1K b - - 0 31", + "PGN": "1. d4 c6 2. e4 Na6 3. c3 Nc7 4. Bd3 g6 5. h4 h5 6. Nf3 d6 7. Ng5 Nh6 8. f3 Bd7 9. Be3 Qc8 10. Nd2 a5 11. a4 b5 12. b3 bxa4 13. bxa4 Rb8 14. Nc4 f6 15. Nh3 d5 16. Nxa5 Kf7 17. Nf4 Rg8 18. Nb3 e5 19. Ne2 Ne6 20. O-O g5 21. dxe5 fxe5 22. hxg5 Nxg5 23. Bxg5 Rxg5 24. f4 Rg4 25. fxe5+ Kg8 26. Nf4 c5 27. Bc2 Rxb3 28. Bxb3 c4 29. Bc2 Bc5+ 30. Kh1 Bc6 31. exd5 *", + "Moves": "g4h4 f4h3 h4h3 g2h3 c8h3", + "MovesSAN": "Rh4+ Nh3 Rxh3+ gxh3 Qxh3#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "3r2k1/Q4ppp/4p3/3pP3/3P4/7P/1q4P1/1b3RK1 w - - 0 35", + "PGN": "1. e4 c6 2. Nf3 d5 3. exd5 cxd5 4. d4 Bg4 5. c4 Nf6 6. Nc3 Nc6 7. Be3 e6 8. c5 Be7 9. Be2 O-O 10. O-O b6 11. cxb6 Qxb6 12. Na4 Qa5 13. b3 Ne4 14. h3 Bf5 15. Rc1 Nb4 16. Bd2 Qd8 17. Nc5 Nxa2 18. Ra1 Nac3 19. Bxc3 Nxc3 20. Qd2 Ne4 21. Qc1 Qc7 22. b4 Rab8 23. Qa3 Nxc5 24. bxc5 Rb7 25. Ba6 Rbb8 26. Ne5 Bf6 27. f4 Rfd8 28. Qa4 Bxe5 29. fxe5 Qe7 30. c6 Qc7 31. Bb7 Rxb7 32. cxb7 Qxb7 33. Qxa7 Qb2 34. Rab1 Bxb1 *", + "Moves": "a7f7 g8h8 f7f8 d8f8 f1f8", + "MovesSAN": "Qxf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "3r1k1r/ppq2pp1/3b1n1p/1Bp1R3/1P3p2/P1P5/3NQPPP/4R1K1 w - - 9 20", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 h6 4. O-O Nf6 5. Re1 d6 6. d4 Bg4 7. Qd3 Bxf3 8. Qxf3 Nxd4 9. Qd3 c6 10. c3 Ne6 11. b4 c5 12. a3 Nf4 13. Bxf4 exf4 14. e5 dxe5 15. Rxe5+ Be7 16. Bb5+ Kf8 17. Nd2 Qc7 18. Rae1 Rd8 19. Qe2 Bd6 *", + "Moves": "e5e8 d8e8 e2e8 f6e8 e1e8", + "MovesSAN": "Re8+ Rxe8 Qxe8+ Nxe8 Rxe8#", + "Themes": "long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "6k1/1pp2pbp/p5p1/2q5/P3RPn1/1Q6/1PP3PP/R1B4K b - - 0 25", + "PGN": "1. e4 e5 2. f4 d5 3. exd5 e4 4. Nc3 Nf6 5. Qe2 Qe7 6. Qb5+ Nbd7 7. Nge2 a6 8. Qa4 g6 9. Ng3 Bg7 10. Be2 O-O 11. O-O Nc5 12. Qa3 Re8 13. Na4 Nxa4 14. Qxa4 Bg4 15. Re1 Qc5+ 16. Kh1 Qxd5 17. Bc4 Qc5 18. Qb3 Re7 19. a4 Rae8 20. Re3 Be6 21. Bxe6 Rxe6 22. d3 Ng4 23. Nxe4 Rxe4 24. dxe4 Rxe4 25. Rxe4 *", + "Moves": "g4f2 h1g1 f2h3 g1f1 c5f2", + "MovesSAN": "Nf2+ Kg1 Nh3+ Kf1 Qf2#", + "Themes": "doubleCheck fork long mate mateIn3 middlegame" + }, + { + "FEN": "6k1/5p1p/5p2/p2R4/8/4P3/q1r2PPP/3Q2K1 w - - 0 30", + "PGN": "1. d4 Nf6 2. Bf4 c5 3. e3 Qb6 4. Qc1 Nc6 5. dxc5 Qxc5 6. Nf3 e5 7. Bg3 e4 8. Nfd2 Nb4 9. Nc3 d5 10. a3 Nc6 11. Bb5 a6 12. Bxc6+ bxc6 13. O-O a5 14. Qd1 Ba6 15. Re1 Be7 16. Be5 O-O 17. Bd4 Qd6 18. Ne2 c5 19. Bxf6 Bxf6 20. Nxe4 Bxe2 21. Rxe2 Qe5 22. Nxc5 Qxb2 23. Rb1 Qxa3 24. Nd7 Rfd8 25. Nxf6+ gxf6 26. Rd2 Qa2 27. Rb5 Rac8 28. Rbxd5 Rxd5 29. Rxd5 Rxc2 *", + "Moves": "d1g4 g8f8 d5d8 f8e7 g4d7", + "MovesSAN": "Qg4+ Kf8 Rd8+ Ke7 Qd7#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "rr4k1/pQ3ppp/2n5/3p4/2qP4/2P2P1P/P4P2/1R2R1K1 w - - 1 19", + "PGN": "1. e4 e6 2. Nf3 d5 3. exd5 exd5 4. d4 Bg4 5. h3 Bh5 6. c4 Nf6 7. Nc3 c6 8. Bg5 Be7 9. Be2 O-O 10. O-O Ne4 11. Bxe7 Qxe7 12. cxd5 Nxc3 13. bxc3 cxd5 14. Qb3 Qxe2 15. Rfe1 Qc4 16. Qxb7 Nc6 17. Rab1 Bxf3 18. gxf3 Rfb8 *", + "Moves": "b7b8 a8b8 b1b8 c6b8 e1e8", + "MovesSAN": "Qxb8+ Rxb8 Rxb8+ Nxb8 Re8#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "6k1/pR3ppp/4b3/b7/3n4/P6P/5rPK/1N6 w - - 0 26", + "PGN": "1. e4 e5 2. d4 exd4 3. c3 dxc3 4. Bc4 cxb2 5. Bxb2 c6 6. Qb3 d5 7. exd5 cxd5 8. Bxd5 Qa5+ 9. Bc3 Qc7 10. Nf3 Nf6 11. O-O Nxd5 12. Qxd5 Be6 13. Re1 Qe7 14. Qb5+ Nc6 15. Nd4 Rc8 16. Bb4 Qxb4 17. Qxb4 Bxb4 18. Rc1 Nxd4 19. Rxc8+ Bxc8 20. a3 Ba5 21. Ra2 O-O 22. h3 Be6 23. Rb2 Rc8 24. Kh2 Rc2 25. Rxb7 Rxf2 *", + "Moves": "b7b8 e6c8 b8c8 a5d8 c8d8", + "MovesSAN": "Rb8+ Bc8 Rxc8+ Bd8 Rxd8#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "5rk1/pppq2pp/2n3b1/2Q5/3p1B2/3P2P1/PPP1r1BP/R4RK1 w - - 5 18", + "PGN": "1. Nf3 Nc6 2. g3 d5 3. Bg2 e5 4. d3 Bd6 5. O-O Be6 6. Nc3 Nge7 7. e4 d4 8. Ne2 O-O 9. Nh4 f5 10. exf5 Nxf5 11. Nxf5 Bxf5 12. f4 Qd7 13. fxe5 Bxe5 14. Nf4 Bxf4 15. Bxf4 Rae8 16. Qh5 Bg6 17. Qc5 Re2 *", + "Moves": "c5f8 g8f8 f4d6 f8g8 f1f8", + "MovesSAN": "Qxf8+ Kxf8 Bd6+ Kg8 Rf8#", + "Themes": "attraction doubleCheck kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "3rqr1k/pp2N1pp/2b5/3R2p1/4Q3/4R3/PP3PPP/1K6 w - - 7 26", + "PGN": "1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. Nf3 Nc6 5. d4 cxd4 6. cxd4 d6 7. Bc4 Nb6 8. Bb3 dxe5 9. d5 Nd4 10. Nxd4 exd4 11. Qxd4 e6 12. Nc3 exd5 13. Nxd5 Be6 14. Ba4+ Nxa4 15. Qxa4+ Bd7 16. Qe4+ Be6 17. Qa4+ Bd7 18. Qe4+ Be7 19. Bg5 f6 20. O-O-O fxg5 21. Rhe1 O-O 22. Nxe7+ Kh8 23. Kb1 Qe8 24. Re3 Rd8 25. Rd5 Bc6 *", + "Moves": "e4h7 h8h7 e3h3 e8h5 h3h5", + "MovesSAN": "Qxh7+ Kxh7 Rh3+ Qh5 Rxh5#", + "Themes": "anastasiaMate attraction kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "5r1k/6pp/5q2/p2QN3/4p3/8/P4PPP/3R2K1 b - - 3 28", + "PGN": "1. e4 c5 2. d4 Nc6 3. Bb5 cxd4 4. c3 dxc3 5. Nxc3 e6 6. Nf3 Bb4 7. O-O d6 8. e5 Ne7 9. Bf4 d5 10. Bxc6+ bxc6 11. Qa4 a5 12. Bg5 O-O 13. Bxe7 Qxe7 14. Qxc6 Bb7 15. Qa4 Rfd8 16. Rac1 f6 17. Qb5 d4 18. exf6 Qxf6 19. Qxb7 dxc3 20. bxc3 Bxc3 21. Rfd1 Rdb8 22. Qc6 Rc8 23. Qa4 e5 24. Qb3+ Kh8 25. Rxc3 e4 26. Rxc8+ Rxc8 27. Qd5 Rf8 28. Ne5 *", + "Moves": "f6f2 g1h1 f2f1 d1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "2r3rk/5Qb1/5nRp/pp2q3/4P3/5P2/PP6/1K5R w - - 0 33", + "PGN": "1. e4 g6 2. d4 Bg7 3. c4 d6 4. Nc3 e5 5. Be3 Nc6 6. d5 Nce7 7. c5 f5 8. cxd6 Qxd6 9. Bb5+ Bd7 10. Bxd7+ Qxd7 11. Qb3 b6 12. O-O-O f4 13. Bd2 Nc8 14. Nb5 a6 15. Na3 Nf6 16. f3 Nd6 17. Nc4 O-O 18. Bc3 Nxc4 19. Qxc4 b5 20. Qb3 Kh8 21. Bb4 Rfe8 22. Nh3 a5 23. Bc5 h6 24. g3 Qxh3 25. d6 cxd6 26. Bxd6 Rac8+ 27. Kb1 fxg3 28. hxg3 Qxg3 29. Rdg1 Qf4 30. Rxg6 Red8 31. Qf7 Rg8 32. Bxe5 Qxe5 *", + "Moves": "g6h6 g7h6 h1h6 f6h7 f7h7", + "MovesSAN": "Rgxh6+ Bxh6 Rxh6+ Nh7 Qxh7#", + "Themes": "exposedKing long mate mateIn3 middlegame" + }, + { + "FEN": "2Q5/4k2p/5p2/4p2P/4P3/p7/Pr5r/K2R4 b - - 0 42", + "PGN": "1. d4 d5 2. Nf3 Nf6 3. c4 c5 4. Nc3 Nc6 5. cxd5 Nxd5 6. dxc5 Nxc3 7. Qxd8+ Kxd8 8. bxc3 f6 9. Be3 e5 10. O-O-O+ Kc7 11. Nd2 Be6 12. Nb3 a5 13. Kb2 a4 14. Nc1 Na5 15. Bd2 Nc4+ 16. Ka1 Rd8 17. Nd3 Bf5 18. Bc1 Bxd3 19. exd3 Bxc5 20. Be2 Nb6 21. Be3 Bxe3 22. fxe3 Rd7 23. Bg4 Rd6 24. c4 Nd7 25. d4 Re8 26. Bxd7 Kxd7 27. d5 b6 28. e4 g6 29. g4 Ra8 30. Rb1 Ra6 31. Rxb6 Rdxb6 32. c5 Rb5 33. c6+ Kc7 34. Rf1 Rab6 35. h4 a3 36. h5 gxh5 37. gxh5 Rb2 38. Rc1 Rh2 39. d6+ Kxd6 40. c7 Rbb2 41. Rd1+ Ke7 42. c8=Q *", + "Moves": "b2a2 a1b1 h2b2 b1c1 a2a1", + "MovesSAN": "Rxa2+ Kb1 Rhb2+ Kc1 Ra1#", + "Themes": "endgame long mate mateIn3 queenRookEndgame" + }, + { + "FEN": "r2q2k1/p1n2pp1/2p2b1p/2p2PNQ/4r2R/6P1/PPP4P/R5K1 w - - 0 23", + "PGN": "1. e4 e5 2. g3 Nf6 3. Bg2 d6 4. Nc3 c6 5. d4 Be7 6. Nge2 O-O 7. O-O Bd7 8. f4 exd4 9. Nxd4 Qc8 10. f5 Na6 11. Bf4 Nc7 12. e5 dxe5 13. Bxe5 Re8 14. Rf4 c5 15. Nf3 Nh5 16. Rg4 Nf6 17. Rh4 Bc6 18. Ng5 h6 19. Bxc6 bxc6 20. Bxf6 Bxf6 21. Nce4 Qd8 22. Qh5 Rxe4 *", + "Moves": "h5f7 g8h8 h4h6 g7h6 f7h7", + "MovesSAN": "Qxf7+ Kh8 Rxh6+ gxh6 Qh7#", + "Themes": "discoveredAttack kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "5rk1/ppp2ppp/2b2n2/2b5/8/2NP2Q1/PPP2qPP/R1B1R2K b - - 1 15", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 d5 5. Bb5 Bd7 6. Bxc6 Bxc6 7. exd5 Bxd5 8. Nc3 Bc6 9. O-O Bc5 10. Re1 O-O 11. Nxe5 Qd4 12. Qe2 Rae8 13. Kh1 Rxe5 14. Qxe5 Qxf2 15. Qg3 *", + "Moves": "c6g2 g3g2 f2e1 g2f1 e1f1", + "MovesSAN": "Bxg2+ Qxg2 Qxe1+ Qf1 Qxf1#", + "Themes": "kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "7k/1p4pp/1p6/5p2/4p3/1P2P3/rB1q1PKR/7R w - - 0 35", + "PGN": "1. c4 e5 2. Nc3 Nf6 3. g3 d5 4. cxd5 Nxd5 5. Bg2 Be6 6. e3 Nc6 7. Nge2 Bc5 8. O-O O-O 9. Ne4 Bb6 10. b3 f5 11. N4c3 Qd7 12. Nxd5 Bxd5 13. Nc3 Bxg2 14. Kxg2 Rf6 15. Qf3 e4 16. Qe2 Rh6 17. Qc4+ Kh8 18. Nd5 Ne5 19. Nxb6 Nf3 20. h4 Nxh4+ 21. gxh4 Rg6+ 22. Kh1 Qe7 23. Qxc7 Qxh4+ 24. Qh2 Qg4 25. Rg1 Qf3+ 26. Rg2 Qd1+ 27. Qg1 Qh5+ 28. Rh2 Rxg1+ 29. Kxg1 Qd1+ 30. Kg2 Qf3+ 31. Kg1 Qd1+ 32. Kg2 axb6 33. Bb2 Qxd2 34. Rah1 Rxa2 *", + "Moves": "h2h7 h8g8 h7g7 g8f8 h1h8", + "MovesSAN": "Rxh7+ Kg8 Rxg7+ Kf8 Rh8#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "6k1/4rp1p/1p3qpB/p2r4/4Q3/P4P2/2R3PP/7K w - - 0 29", + "PGN": "1. d4 e6 2. c4 c5 3. Nc3 cxd4 4. Qxd4 Nc6 5. Qd1 Bb4 6. a3 Bxc3+ 7. bxc3 Nf6 8. Qc2 g6 9. e4 b6 10. Bd3 d5 11. cxd5 exd5 12. exd5 Qxd5 13. Nf3 Bg4 14. Be2 O-O 15. O-O Ne5 16. Nxe5 Qxe5 17. f3 Bf5 18. Bd3 Qc5+ 19. Kh1 Bxd3 20. Qxd3 Rfd8 21. Qc2 Nd5 22. Bd2 a5 23. Bh6 Qxc3 24. Qe4 Ra7 25. Rac1 Qb2 26. Rc2 Qf6 27. Rd1 Re7 28. Rxd5 Rxd5 *", + "Moves": "c2c8 d5d8 c8d8 e7e8 e4e8", + "MovesSAN": "Rc8+ Rd8 Rxd8+ Re8 Qxe8#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "8/7P/8/6B1/5pB1/5Pb1/4bk2/7K b - - 0 77", + "PGN": "1. d4 Nf6 2. a3 d5 3. e3 e6 4. c4 dxc4 5. Bxc4 c5 6. Nf3 cxd4 7. Qxd4 Qxd4 8. Nxd4 Bd7 9. O-O Nc6 10. Nf3 Be7 11. Nc3 a6 12. b4 Na7 13. Bb2 Rc8 14. Bd3 Nb5 15. Rac1 Nxc3 16. Rxc3 O-O 17. Rfc1 Rxc3 18. Rxc3 Rc8 19. Ne5 Rxc3 20. Bxc3 Nd5 21. Bd4 Bc8 22. Be4 Nc7 23. Nc4 Nb5 24. Bb2 Bd8 25. a4 Nc7 26. Nd6 Bd7 27. Nxb7 Be7 28. b5 axb5 29. axb5 Nxb5 30. g3 Nd6 31. Nxd6 Bxd6 32. Kg2 f6 33. Kf3 e5 34. Bd5+ Kf8 35. h4 h5 36. Be4 Bg4+ 37. Kg2 Kf7 38. f3 Be6 39. Bd3 g6 40. Bc1 f5 41. e4 Bc5 42. exf5 gxf5 43. Bb2 Bd6 44. Bc3 Ke7 45. Bb5 Bd7 46. Bd3 Kd8 47. Kf2 Kc7 48. Be2 f4 49. gxf4 exf4 50. Bf6 Bc5+ 51. Kg2 Be8 52. Bg5 Be3 53. Bd3 Kd6 54. Be4 Kc5 55. Be7+ Kd4 56. Bf6+ Kc5 57. Bd8 Kc4 58. Bf6 Bd4 59. Bg5 Be5 60. Kf2 Kc3 61. Ke2 Bb5+ 62. Ke1 Be8 63. Kf2 Bd4+ 64. Kg2 Be3 65. Bf6+ Kd2 66. Bg5 Ke2 67. Bb7 Ke1 68. Bd5 Bb5 69. Bf7 Bf1+ 70. Kh2 Bf2 71. Bxh5 Bg3+ 72. Kg1 Be2 73. Bg4 Bf2+ 74. Kh1 Kf1 75. h5 Bg3 76. h6 Kf2 77. h7 *", + "Moves": "e2f1 g4h3 f1h3 h7h8q h3g2", + "MovesSAN": "Bf1 Bh3 Bxh3 h8=Q Bg2#", + "Themes": "bishopEndgame endgame long mate mateIn3 quietMove" + }, + { + "FEN": "6k1/R5P1/4pr2/1p1bN3/3P1PP1/8/1P3R1K/2r5 b - - 0 44", + "PGN": "1. d4 c6 2. c4 d5 3. Nc3 dxc4 4. e3 Nf6 5. Bxc4 e6 6. a4 Bb4 7. Nf3 O-O 8. O-O h6 9. Qe2 Nbd7 10. e4 Nb6 11. Bd3 Nbd7 12. e5 Nd5 13. Qe4 f5 14. exf6 N7xf6 15. Qh4 Be7 16. Bxh6 Nh7 17. Bxh7+ Kxh7 18. Bg5+ Kg8 19. Bxe7 Qxe7 20. Ng5 Nf6 21. Nce4 g6 22. Nxf6+ Rxf6 23. Ne4 Rf7 24. Qxe7 Rxe7 25. f4 Bd7 26. Nf6+ Kg7 27. Ng4 Rf8 28. Ne5 Bc8 29. Ra3 a6 30. Rg3 Rf6 31. h4 b5 32. axb5 cxb5 33. h5 Rc7 34. hxg6 Bb7 35. Rh3 Rc2 36. Rf2 Rc1+ 37. Kh2 Kg8 38. Rh7 Bd5 39. Ra7 a5 40. Rxa5 Bc4 41. Ra8+ Kg7 42. Ra7+ Kg8 43. g7 Bd5 44. g4 *", + "Moves": "f6h6 h2g3 c1g1 f2g2 g1g2", + "MovesSAN": "Rh6+ Kg3 Rg1+ Rg2 Rxg2#", + "Themes": "endgame exposedKing long mate mateIn3" + }, + { + "FEN": "5rk1/pQ3Rbp/1p2p1p1/8/8/6P1/rq4PP/5R1K w - - 1 28", + "PGN": "1. d4 g6 2. e4 Bg7 3. Nf3 d6 4. Bf4 Nf6 5. Nbd2 O-O 6. c3 Nbd7 7. Bc4 c5 8. O-O cxd4 9. cxd4 b6 10. e5 dxe5 11. dxe5 Nh5 12. Bd5 Rb8 13. Bg3 Nxg3 14. fxg3 Nxe5 15. Bb3 Bg4 16. Rb1 Nd3 17. Qc2 Rc8 18. Bc4 Bxf3 19. Rxf3 Qd4+ 20. Kh1 Nxb2 21. Qb3 Nxc4 22. Nxc4 Rxc4 23. Rbf1 e6 24. Qb5 Rc5 25. Qa6 Ra5 26. Qb7 Rxa2 27. Rxf7 Qb2 *", + "Moves": "f7f8 g7f8 b7f7 g8h8 f7f8", + "MovesSAN": "Rxf8+ Bxf8 Qf7+ Kh8 Qxf8#", + "Themes": "clearance deflection long mate mateIn3 middlegame" + }, + { + "FEN": "2kr1b2/p3p1p1/3p4/2p1qp2/8/4BQ2/P1P2P2/2R1K3 w - - 0 24", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. Bb5 d6 4. Bxc6+ bxc6 5. d4 cxd4 6. Nxd4 c5 7. Nf5 Bxf5 8. exf5 Nf6 9. Nc3 Qc8 10. g4 Qb7 11. Rg1 O-O-O 12. g5 Ne4 13. Nxe4 Qxe4+ 14. Be3 Qxf5 15. h4 h6 16. Rg4 hxg5 17. Rxg5 Qh3 18. Rg4 Rxh4 19. Rxh4 Qxh4 20. Qf3 Qb4+ 21. Bd2 Qxb2 22. Rc1 Qe5+ 23. Be3 f5 *", + "Moves": "f3c6 c8b8 c1b1 e5b2 b1b2", + "MovesSAN": "Qc6+ Kb8 Rb1+ Qb2 Rxb2#", + "Themes": "endgame exposedKing long mate mateIn3" + }, + { + "FEN": "7k/5Kp1/5p2/2p5/8/2r5/1pr5/1R6 w - - 0 63", + "PGN": "1. e4 c6 2. Nf3 d5 3. Ng5 h6 4. Nf3 dxe4 5. Nd4 e5 6. Nb3 Bf5 7. Nc3 Bb4 8. a3 Bxc3 9. bxc3 Nd7 10. Bb2 Ngf6 11. c4 O-O 12. h3 Qe7 13. d3 exd3 14. Bxd3 Bxd3 15. cxd3 Rad8 16. O-O Rfe8 17. Re1 Nc5 18. Nxc5 Qxc5 19. Qf3 Qd6 20. Rad1 Nh7 21. Qg3 f6 22. Bc1 Kh8 23. Qg6 Ng5 24. Re3 Qd4 25. Rg3 Rg8 26. Rg4 Qa1 27. f4 exf4 28. Rxf4 Ne6 29. Rf3 Nd4 30. Rf2 Rde8 31. Rdf1 Ne2+ 32. Rxe2 Rxe2 33. Bxh6 Qd4+ 34. Kh1 Qh4 35. Bf4 Qh7 36. Qg4 Ra2 37. Bd6 Qxd3 38. Rf5 Ra1+ 39. Kh2 Qxd6+ 40. Qg3 Qxg3+ 41. Kxg3 Rxa3+ 42. Kh2 Rd8 43. c5 Ra2 44. Rf3 Rdd2 45. Rg3 b6 46. cxb6 axb6 47. h4 b5 48. Kh3 b4 49. Rb3 Rxg2 50. h5 Rh2+ 51. Kg4 Rag2+ 52. Kf5 Rxh5+ 53. Ke6 Rb5 54. Kd6 c5 55. Kc6 Rb8 56. Kc7 Re8 57. Kc6 Rc2 58. Kd7 Re4 59. Kd6 Rec4 60. Ke6 R4c3 61. Rb1 b3 62. Kf7 b2 *", + "Moves": "b1h1 c2h2 h1h2 c3h3 h2h3", + "MovesSAN": "Rh1+ Rh2 Rxh2+ Rh3 Rxh3#", + "Themes": "endgame long mate mateIn3 rookEndgame" + }, + { + "FEN": "6k1/p1p2pp1/2p1b3/3p3p/6P1/5P2/PR4KP/1B2q3 w - - 0 28", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. c3 Nf6 4. d4 exd4 5. cxd4 Nxe4 6. Qe2 d5 7. Nc3 Bb4 8. Bd2 Bxc3 9. Bxc3 O-O 10. Ne5 Bf5 11. Nxc6 bxc6 12. f3 Nxc3 13. bxc3 Re8 14. Qxe8+ Qxe8+ 15. Kf2 Qd7 16. Re1 Re8 17. Rxe8+ Qxe8 18. Be2 h6 19. Re1 Qd7 20. g4 Be6 21. Bd3 Qd6 22. Kg2 Qa3 23. Re2 Qxc3 24. Bb1 Qxd4 25. Kg3 Qd1 26. Rb2 Qe1+ 27. Kg2 h5 *", + "Moves": "b2b8 e6c8 b8c8 e1e8 c8e8", + "MovesSAN": "Rb8+ Bc8 Rxc8+ Qe8 Rxe8#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "7r/1b2k1pp/p3pn2/1p4N1/1P6/P1r5/6PP/3RR1K1 w - - 0 25", + "PGN": "1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 Nc6 5. Bc4 e6 6. Nf3 Nf6 7. O-O Bb4 8. Nd5 Nxe4 9. Nxb4 Nxb4 10. Re1 Nf6 11. a3 Nc6 12. Qd6 Qe7 13. Bf4 Qxd6 14. Bxd6 a6 15. b4 b5 16. Bb3 Bb7 17. Rac1 Kd8 18. Ng5 Ke8 19. f4 Ne7 20. Bxe7 Kxe7 21. f5 Rac8 22. Rcd1 Rc3 23. Bxe6 dxe6 24. fxe6 fxe6 *", + "Moves": "e1e6 e7f8 d1d8 f6e8 e6e8", + "MovesSAN": "Rxe6+ Kf8 Rd8+ Ne8 Rexe8#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "3k4/ppp2np1/1q1b2p1/1Q3np1/4N3/8/PPP2PPP/4R1K1 w - - 6 22", + "PGN": "1. d3 d5 2. e4 dxe4 3. Nc3 exd3 4. Bxd3 e5 5. Nf3 Nc6 6. Bg5 f6 7. Nh4 Be6 8. Qh5+ Bf7 9. Bg6 hxg6 10. Qxh8 fxg5 11. Nf3 Nh6 12. Rd1 Qe7 13. O-O Nd4 14. Nxe5 O-O-O 15. Rfe1 Qc5 16. Nxf7 Nxf7 17. Qh3+ Nf5 18. Rxd8+ Kxd8 19. Qd3+ Bd6 20. Ne4 Qd4 21. Qb5 Qb6 *", + "Moves": "b5e8 d8e8 e4f6 e8f8 e1e8", + "MovesSAN": "Qe8+ Kxe8 Nf6+ Kf8 Re8#", + "Themes": "attraction doubleCheck long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "1k6/pp3Q2/2p4P/q2p4/8/PP6/1P2rPP1/2KR3R b - - 0 27", + "PGN": "1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Bd3 Nd7 6. Nf3 Bxe4 7. Bxe4 Ngf6 8. Qd3 e6 9. Bg5 Be7 10. Bxf6 Bxf6 11. Bxh7 g6 12. Bxg6 fxg6 13. Qxg6+ Ke7 14. O-O-O Rg8 15. Qh7+ Rg7 16. Qe4 Qa5 17. a3 Rd8 18. Nh4 Bxh4 19. Qxh4+ Kd6 20. d5 exd5 21. Qh6+ Kc7 22. Qxg7 Kb8 23. h4 Nc5 24. h5 Re8 25. Qf7 Re2 26. h6 Nb3+ 27. cxb3 *", + "Moves": "a5c5 c1b1 c5c2 b1a1 c2b2", + "MovesSAN": "Qc5+ Kb1 Qc2+ Ka1 Qxb2#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "6rk/2p3q1/1p1N4/2p2p1p/3pp2N/1P4rP/P4P1K/2Q1RR2 b - - 0 36", + "PGN": "1. e4 Nc6 2. d4 d5 3. e5 Bf5 4. Nc3 e6 5. Nf3 f6 6. Nh4 Bxc2 7. Qxc2 Nxd4 8. Qa4+ Nc6 9. Nf3 Bc5 10. Bb5 Ne7 11. O-O O-O 12. exf6 gxf6 13. Bxc6 bxc6 14. Be3 Bb6 15. Bxb6 axb6 16. Qh4 Nf5 17. Qg4+ Kh8 18. Rad1 Rg8 19. Qf4 Nd6 20. Qe3 e5 21. Qh6 Qe7 22. g3 Rg6 23. Qd2 Qg7 24. Nh4 Rg4 25. Ng2 d4 26. Nb1 c5 27. b3 h5 28. h3 Rg5 29. Nh4 e4 30. Qf4 Re8 31. Rde1 f5 32. Kh2 Re5 33. Qc1 Re8 34. Na3 Rg8 35. Nc4 Rxg3 36. Nxd6 *", + "Moves": "g3h3 h2h3 g7g4 h3h2 g4h4", + "MovesSAN": "Rxh3+ Kxh3 Qg4+ Kh2 Qxh4#", + "Themes": "attraction deflection long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "1k6/5p2/PK4p1/2N5/6n1/8/7p/8 w - - 0 56", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 b5 5. Bb3 Be7 6. O-O Nf6 7. Re1 d6 8. c3 Na5 9. Bc2 c5 10. d4 cxd4 11. cxd4 Qc7 12. Bd2 Nc4 13. Bc3 O-O 14. b3 exd4 15. Nxd4 Ne5 16. Nf5 Bxf5 17. exf5 Rac8 18. Bd3 Nxd3 19. Qxd3 Rfe8 20. Bd4 Qc2 21. Qxc2 Rxc2 22. Nc3 Kf8 23. Re2 Rxe2 24. Nxe2 Rc8 25. Rc1 Rxc1+ 26. Nxc1 Ne4 27. Nd3 Bf6 28. Bxf6 Nxf6 29. Nb4 a5 30. Nc6 a4 31. bxa4 bxa4 32. Kf1 Ke8 33. Ke2 Kd7 34. Nb4 Ne4 35. Ke3 Nc5 36. Kd4 Nb7 37. Nd5 Nc5 38. f6 g6 39. Ne3 Ke6 40. Ng4 h5 41. Ne3 Kxf6 42. Kd5 Ke7 43. Nc4 Nd3 44. f3 Ne1 45. Nxd6 Nxg2 46. Nc8+ Kd8 47. Nb6 Ne1 48. Nxa4 Nxf3 49. a3 Nxh2 50. Nc5 Ng4 51. a4 h4 52. a5 Kc8 53. a6 Kb8 54. Kc6 h3 55. Kb6 h2 *", + "Moves": "a6a7 b8a8 c5a6 g6g5 a6c7", + "MovesSAN": "a7+ Ka8 Na6 g5 Nc7#", + "Themes": "advancedPawn endgame knightEndgame long mate mateIn3 quietMove" + }, + { + "FEN": "3R2nk/p4Qp1/2P4p/8/5PP1/1r6/6KP/r7 b - - 2 36", + "PGN": "1. c4 e5 2. g3 d5 3. cxd5 Qxd5 4. Nf3 e4 5. Nc3 Qc6 6. e3 exf3 7. Bb5 Nf6 8. Bxc6+ Nxc6 9. Qxf3 Be7 10. a3 O-O 11. b4 Bg4 12. Qg2 Ne5 13. O-O Nf3+ 14. Kh1 Ng5 15. f3 Bh3 16. Qg1 Bxf1 17. Qxf1 Rad8 18. d4 Rfe8 19. f4 Nge4 20. Nxe4 Nxe4 21. Qf3 Bf6 22. g4 h6 23. Bb2 b6 24. Rg1 c5 25. bxc5 bxc5 26. Rd1 Rb8 27. Ba1 Rb3 28. dxc5 Rxa3 29. Bxf6 Nxf6 30. Qb7 Rexe3 31. c6 Reb3 32. Qc8+ Kh7 33. Qf5+ Kh8 34. Rd8+ Ng8 35. Qxf7 Ra1+ 36. Kg2 *", + "Moves": "a1a2 g2f1 b3b1 d8d1 b1d1", + "MovesSAN": "Ra2+ Kf1 Rb1+ Rd1 Rxd1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "2R5/4bkpQ/3pp1r1/3qp3/7P/5P2/p5P1/6K1 w - - 0 34", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 a6 7. Bg5 axb5 8. Nd5 Be7 9. Bxf6 Bxf6 10. Bxb5 O-O 11. O-O d6 12. c3 Be6 13. Ne3 Be7 14. Bc4 Qb6 15. b4 Rac8 16. Bd5 Na7 17. a4 Rxc3 18. a5 Qxb4 19. Bxe6 fxe6 20. Qg4 Rf6 21. Rfb1 Rb3 22. Rc1 Nc6 23. a6 bxa6 24. Rxc6 Rb1+ 25. Rc1 Rxa1 26. Rxa1 a5 27. h4 a4 28. Rc1 a3 29. Rc8+ Kf7 30. Qh5+ Rg6 31. Nd5 Qxe4 32. f3 Qxd5 33. Qxh7 a2 *", + "Moves": "h7g8 f7f6 c8f8 e7f8 g8f8", + "MovesSAN": "Qg8+ Kf6 Rf8+ Bxf8 Qxf8#", + "Themes": "endgame long master mate mateIn3 sacrifice" + }, + { + "FEN": "5rk1/p1p2ppp/2p5/8/2Q5/2P5/Pr1q2PP/4RR1K w - - 0 20", + "PGN": "1. e4 Nf6 2. Nc3 d5 3. exd5 Nxd5 4. Nxd5 Qxd5 5. d4 Nc6 6. Be3 Bf5 7. c3 Rd8 8. Nf3 Bg4 9. Be2 e5 10. dxe5 Bxf3 11. Bxf3 Qxe5 12. Bxc6+ bxc6 13. Qc2 Bc5 14. O-O Bxe3 15. fxe3 Qxe3+ 16. Kh1 O-O 17. Rae1 Qd2 18. Qb3 Rb8 19. Qc4 Rxb2 *", + "Moves": "c4f7 f8f7 e1e8 f7f8 f1f8", + "MovesSAN": "Qxf7+ Rxf7 Re8+ Rf8 Rfxf8#", + "Themes": "endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "6k1/2p5/pp4KP/5N2/8/1n6/2p5/8 w - - 0 40", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. d4 exd4 6. Qxd4 Qxd4 7. Nxd4 Nf6 8. Nc3 Bc5 9. Be3 Bb4 10. f3 O-O 11. a3 Bd6 12. f4 c5 13. Nde2 Bg4 14. e5 Bxe5 15. fxe5 Nd7 16. h3 Bf5 17. g4 Be6 18. Nf4 b6 19. O-O Nxe5 20. Nxe6 fxe6 21. Rxf8+ Rxf8 22. Rf1 Nc4 23. Rxf8+ Kxf8 24. b3 Nxe3 25. Kf2 Nxc2 26. h4 Nxa3 27. Ke3 Ke7 28. Ke4 Kd6 29. h5 h6 30. Kf4 Nc2 31. g5 hxg5+ 32. Kxg5 Ke7 33. Kg6 Kf8 34. Ne4 Nd4 35. Ng5 Nxb3 36. Nxe6+ Kg8 37. Nxg7 c4 38. h6 c3 39. Nf5 c2 *", + "Moves": "h6h7 g8h8 f5h6 a6a5 h6f7", + "MovesSAN": "h7+ Kh8 Nh6 a5 Nf7#", + "Themes": "advancedPawn endgame knightEndgame long mate mateIn3 quietMove" + }, + { + "FEN": "8/1PN5/5kpp/8/R4PPK/3r3P/8/8 b - - 0 49", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. Bc4 e6 4. c3 g6 5. d4 Bg7 6. d5 exd5 7. Bxd5 Nce7 8. Bb3 b5 9. a4 Ba6 10. Bxf7+ Kxf7 11. Ng5+ Ke8 12. Qf3 Nf6 13. e5 Qc7 14. exf6 Qe5+ 15. Be3 Bxf6 16. Qxa8+ Nc8 17. Nf3 Qd6 18. O-O Qc7 19. Re1 Bb7 20. Bf4+ Kd8 21. Bxc7+ Kxc7 22. Qxb7+ Kxb7 23. axb5 Nd6 24. b4 cxb4 25. cxb4 Bxa1 26. Na3 Bc3 27. Re7 Re8 28. Rxd7+ Kc8 29. Rxd6 Bxb4 30. Rc6+ Kd7 31. Nc4 a6 32. Nce5+ Kd8 33. Nf7+ Kd7 34. Rxa6 Rc8 35. N3e5+ Ke7 36. Nc6+ Kxf7 37. Ra7+ Kf6 38. h3 Re8 39. Nxb4 Rb8 40. Nd5+ Ke6 41. Nc7+ Kd6 42. g4 Ke5 43. Kg2 Kf4 44. Ra4+ Kg5 45. Kg3 Rd8 46. f4+ Kf6 47. b6 Rd3+ 48. Kh4 h6 49. b7 *", + "Moves": "g6g5 f4g5 h6g5 h4h5 d3h3", + "MovesSAN": "g5+ fxg5+ hxg5+ Kh5 Rxh3#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "r3kr2/p4R2/b2bPQp1/7p/4p3/7K/P1P2PPP/7q w q - 0 26", + "PGN": "1. e4 d5 2. exd5 c6 3. d4 cxd5 4. Bb5+ Nc6 5. Bxc6+ bxc6 6. Nf3 Ba6 7. Nc3 Nf6 8. Bg5 Ne4 9. Nxe4 dxe4 10. Ne5 f6 11. Nxc6 Qb6 12. d5 fxg5 13. Qh5+ g6 14. Qxg5 Qxb2 15. Rd1 Qc3+ 16. Rd2 e6 17. dxe6 Qxc6 18. Qf6 Qb7 19. Rd7 Qb1+ 20. Kd2 Bb4+ 21. Ke3 Bc5+ 22. Kf4 Rf8 23. Rf7 Bd6+ 24. Kg4 h5+ 25. Kh3 Qxh1 *", + "Moves": "f7f8 d6f8 f6f7 e8d8 f7d7", + "MovesSAN": "Rxf8+ Bxf8 Qf7+ Kd8 Qd7#", + "Themes": "clearance exposedKing long mate mateIn3 middlegame" + }, + { + "FEN": "r4rk1/5p1p/4pnp1/8/1p3P2/5R1Q/1P2R1PP/7K b - - 0 28", + "PGN": "1. d4 d5 2. Nc3 Nf6 3. Bf4 e6 4. e3 Be7 5. Nf3 O-O 6. Bd3 c5 7. dxc5 Bxc5 8. O-O Nbd7 9. a3 a5 10. Ne5 Nxe5 11. Bxe5 Bd7 12. Qf3 Bc6 13. Qh3 g6 14. Qh4 Nh5 15. Qh3 Be7 16. Be2 Bf6 17. Bxf6 Nxf6 18. f3 d4 19. exd4 Qxd4+ 20. Kh1 b5 21. Rad1 Qe5 22. f4 Qc5 23. Bf3 Bxf3 24. Rxf3 b4 25. axb4 axb4 26. Ne2 Qxc2 27. Re1 Qxe2 28. Rxe2 *", + "Moves": "a8a1 e2e1 a1e1 f3f1 e1f1", + "MovesSAN": "Ra1+ Re1 Rxe1+ Rf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "8/p4K1k/7p/1q4P1/2r5/7P/8/8 w - - 3 63", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. O-O Nf6 5. Ng5 O-O 6. d3 d5 7. exd5 Bg4 8. Qd2 Nxd5 9. Bxd5 Qxd5 10. Ne4 Be7 11. Nbc3 Qd7 12. Qe3 Nd4 13. Nd2 Nxc2 14. Qxe5 Nxa1 15. Nde4 Rae8 16. Qg3 f5 17. h3 Be2 18. Nxe2 fxe4 19. dxe4 Bd6 20. Qg5 Re5 21. Qe3 Qc6 22. Ng3 Nc2 23. Qb3+ Kh8 24. Bd2 Nd4 25. Qe3 Bc5 26. Bc3 Re7 27. Bxd4 Bxd4 28. Qxd4 Rd7 29. Qe3 Rfd8 30. Kh2 Qg6 31. Nf5 Re8 32. f3 Rf7 33. Nh4 Qd6+ 34. Kg1 c5 35. Qe2 Qd4+ 36. Kh1 Rd8 37. Kh2 Qf6 38. Nf5 Re8 39. Qb5 Rb8 40. Qxc5 Qc6 41. Qd4 h6 42. Nd6 Rd7 43. Rd1 Rbd8 44. Nf7+ Kh7 45. Qe3 Rxd1 46. Nxd8 Rxd8 47. Qf4 Qd6 48. Qxd6 Rxd6 49. Kg3 Rd2 50. Kf4 Rxb2 51. g3 Rxa2 52. g4 b5 53. e5 b4 54. Kf5 b3 55. Ke6 Re2 56. Kf7 Rxe5 57. f4 Re4 58. f5 b2 59. f6 gxf6 60. Kxf6 b1=Q 61. g5 Qb5 62. Kf7 Rc4 *", + "Moves": "g5g6 h7h8 g6g7 h8h7 g7g8q", + "MovesSAN": "g6+ Kh8 g7+ Kh7 g8=Q#", + "Themes": "advancedPawn endgame long mate mateIn3 promotion queenRookEndgame" + }, + { + "FEN": "4rr1k/1Q1R3p/6p1/8/5q2/3P4/2P2NPP/5RK1 b - - 0 31", + "PGN": "1. e4 g6 2. Nf3 Bg7 3. e5 d6 4. exd6 cxd6 5. Nc3 Nf6 6. Bc4 O-O 7. O-O Nc6 8. d3 a6 9. a4 Bd7 10. Be3 Rc8 11. Re1 Na5 12. Ba2 b5 13. axb5 axb5 14. Bd4 Nb7 15. Qe2 e5 16. Be3 Be6 17. Bxe6 fxe6 18. Nxb5 d5 19. Nxe5 Nd6 20. Nxd6 Qxd6 21. Bf4 Qb4 22. Nf3 Qxf4 23. Qxe6+ Kh8 24. Ne5 Ng4 25. Nxg4 Bd4 26. Rf1 Rce8 27. Qxd5 Bxb2 28. Ra7 Bd4 29. Rd7 Bb6 30. Qb7 Bxf2+ 31. Nxf2 *", + "Moves": "f4f2 f1f2 e8e1 f2f1 e1f1", + "MovesSAN": "Qxf2+ Rxf2 Re1+ Rf1 Rexf1#", + "Themes": "long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r4r1k/ppp4p/3p4/3Pp3/1PP1Pp2/2Q2K2/PB2N2q/6R1 w - - 0 25", + "PGN": "1. e4 d6 2. d4 Nf6 3. Bd3 g6 4. c4 Bg7 5. Ne2 O-O 6. O-O e5 7. d5 Na6 8. Nbc3 Nc5 9. b4 Nxd3 10. Qxd3 Nh5 11. Ng3 Nxg3 12. fxg3 f5 13. Bb2 Qe7 14. Rf2 Bh6 15. Raf1 f4 16. gxf4 Bxf4 17. Ne2 g5 18. g3 Qg7 19. Rg2 Bh3 20. gxf4 Bxg2 21. Kxg2 gxf4+ 22. Kf3 Qh6 23. Rg1+ Kh8 24. Qc3 Qxh2 *", + "Moves": "c3e5 d6e5 b2e5 f8f6 e5f6", + "MovesSAN": "Qxe5+ dxe5 Bxe5+ Rf6 Bxf6#", + "Themes": "kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "6rk/1q3p1p/p3pPp1/1p6/2r4Q/P4R2/1B2B2P/6K1 w - - 1 37", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. Bb5 Qb6 4. Nc3 e6 5. O-O a6 6. Be2 d6 7. a3 Nf6 8. b4 Be7 9. bxc5 dxc5 10. Rb1 Qc7 11. Bb2 O-O 12. d3 Rd8 13. Nd2 b5 14. f4 Nd4 15. g4 Bb7 16. g5 Nd7 17. Bg4 Bd6 18. e5 Bxe5 19. fxe5 Qxe5 20. Nce4 Rf8 21. c3 Nf5 22. d4 cxd4 23. cxd4 Nxd4 24. Nf3 Nxf3+ 25. Bxf3 Qc7 26. Qd2 Rad8 27. Qg2 Bd5 28. Nf6+ Nxf6 29. gxf6 g6 30. Rf2 Qb7 31. Rbf1 Rd7 32. Qg3 Kh8 33. Qh4 Rg8 34. Be2 Rc7 35. Rf3 Bxf3 36. Rxf3 Rc4 *", + "Moves": "h4h7 h8h7 f3h3 c4h4 h3h4", + "MovesSAN": "Qxh7+ Kxh7 Rh3+ Rh4 Rxh4#", + "Themes": "attraction long master mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r5k1/p2q1rpp/1p1b1pN1/2pp1P1Q/3PnR2/2P1P3/PP5P/R1B4K w - - 2 20", + "PGN": "1. d4 d5 2. e3 Nf6 3. Bd3 c5 4. c3 e6 5. f4 Be7 6. Nf3 O-O 7. O-O b6 8. Nbd2 Ba6 9. Bxa6 Nxa6 10. Ne5 Nc7 11. Qf3 Nce8 12. g4 Nd6 13. f5 exf5 14. gxf5 Nfe4 15. Kh1 f6 16. Ng6 Rf7 17. Qh5 Qd7 18. Nxe4 Nxe4 19. Rf4 Bd6 *", + "Moves": "h5h7 g8h7 f4h4 h7g8 h4h8", + "MovesSAN": "Qxh7+ Kxh7 Rh4+ Kg8 Rh8#", + "Themes": "attraction kingsideAttack long master mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "Q7/p3krp1/2p5/qp1p4/2nP1NP1/4PN2/Pb3P2/1K1R3R b - - 0 24", + "PGN": "1. c4 e6 2. Nc3 d5 3. cxd5 exd5 4. d4 Nf6 5. Bg5 Be7 6. e3 O-O 7. Nf3 c6 8. Bd3 Bg4 9. Qc2 Nbd7 10. h3 Bh5 11. g4 Bg6 12. O-O-O b5 13. Ne2 Nb6 14. Nf4 Nc4 15. Bxf6 Bxf6 16. Bxg6 hxg6 17. h4 Qa5 18. Kb1 Be7 19. h5 Ba3 20. hxg6 Bxb2 21. gxf7+ Rxf7 22. Qh7+ Kf8 23. Qh8+ Ke7 24. Qxa8 *", + "Moves": "c4a3 b1b2 a5b4 b2a1 b4c3", + "MovesSAN": "Na3+ Kxb2 Qb4+ Ka1 Qc3#", + "Themes": "long mate mateIn3 middlegame queensideAttack sacrifice" + }, + { + "FEN": "2k5/ppp5/4rq2/2b4p/8/2PQ4/PP3PPP/3R2K1 w - - 0 24", + "PGN": "1. e4 e5 2. Nf3 d5 3. Nxe5 dxe4 4. Bc4 Qe7 5. d4 Be6 6. Na3 Nf6 7. Bg5 Bg4 8. Nxg4 h6 9. Bxf6 gxf6 10. O-O Nc6 11. Re1 f5 12. Ne3 O-O-O 13. Nxf5 Qf6 14. Qg4 Nxd4 15. Qxe4 h5 16. Rad1 Bc5 17. c3 Rhe8 18. Qd3 Nxf5 19. Rxe8 Rxe8 20. Nb5 Ng7 21. Nd4 Ne6 22. Nxe6 fxe6 23. Bxe6+ Rxe6 *", + "Moves": "d3d7 c8b8 d7d8 f6d8 d1d8", + "MovesSAN": "Qd7+ Kb8 Qd8+ Qxd8 Rxd8#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "5R2/k7/p1pN4/Bp2p3/3bP3/3P4/P2r4/1KR5 b - - 3 33", + "PGN": "1. e4 e5 2. Qf3 Qf6 3. Bc4 Bc5 4. Nc3 Qxf3 5. Nxf3 d6 6. Nd5 Kd7 7. Ng5 Nh6 8. d3 f6 9. Nf3 Nf7 10. Nc3 Rf8 11. Nh4 Nc6 12. Nf5 g6 13. Ne3 Nd4 14. Ncd5 c6 15. Nxf6+ Kc7 16. Nxh7 Rh8 17. Bxf7 Rxh7 18. Bxg6 Rg7 19. Bf5 Nxc2+ 20. Nxc2 Rxg2 21. Bxc8 Rxc8 22. Ne3 Rf8 23. Rf1 Rxh2 24. Bd2 a6 25. O-O-O b5 26. Kb1 Bd4 27. Ba5+ Kb7 28. Nf5 Bxf2 29. Nxd6+ Ka7 30. Rc1 Bd4 31. Rxf8 Rxb2+ 32. Ka1 Rd2+ 33. Kb1 *", + "Moves": "d2b2 b1a1 b2b4 c1c3 d4c3", + "MovesSAN": "Rb2+ Ka1 Rb4+ Rc3 Bxc3#", + "Themes": "discoveredAttack endgame long mate mateIn3" + }, + { + "FEN": "r1bq1r2/1pb2pk1/pnp1pNp1/4P1Np/2P5/4Q2P/P1n2PP1/R1B2RK1 w - - 0 23", + "PGN": "1. Nf3 d5 2. c4 e6 3. b3 c6 4. Bb2 dxc4 5. bxc4 Nf6 6. Nc3 Be7 7. e3 O-O 8. Be2 Nbd7 9. O-O a6 10. d4 Bd6 11. e4 Bc7 12. e5 Ng4 13. h3 Nh6 14. Bc1 Nf5 15. Bd3 Nb6 16. Bc2 Nh4 17. Ng5 g6 18. Qg4 Nf5 19. Nce4 h5 20. Qe2 Nxd4 21. Nf6+ Kg7 22. Qe3 Nxc2 *", + "Moves": "g5e6 f7e6 e3h6 g7f7 h6h7", + "MovesSAN": "Nxe6+ fxe6 Qh6+ Kf7 Qh7#", + "Themes": "clearance long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "3r4/7p/8/p2r2p1/6P1/P4KR1/1P1p4/4B2k w - - 0 38", + "PGN": "1. d4 d5 2. Nf3 e6 3. g3 Nf6 4. Bg2 c5 5. O-O cxd4 6. Nxd4 Nc6 7. c4 Bc5 8. Nxc6 bxc6 9. cxd5 cxd5 10. Nc3 Bd7 11. e4 d4 12. e5 Nd5 13. Nxd5 exd5 14. Bxd5 Rc8 15. e6 fxe6 16. Re1 O-O 17. Bxe6+ Kh8 18. Bxd7 Qxd7 19. Qd3 Qf5 20. Qxf5 Rxf5 21. Bf4 g5 22. Be5+ Kg8 23. Rac1 d3 24. Bc3 Bxf2+ 25. Kg2 Bxe1 26. Rxe1 Rd5 27. Rd1 Re8 28. Rd2 a5 29. a3 Kf7 30. Kf2 Kg6 31. Kf3 Kh5 32. g4+ Kh4 33. Rg2 Red8 34. Be1+ Kh3 35. Rg3+ Kxh2 36. Rg2+ Kh1 37. Rg3 d2 *", + "Moves": "g3h3 h1g1 e1f2 g1f1 h3h1", + "MovesSAN": "Rh3+ Kg1 Bf2+ Kf1 Rh1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "r7/ppp1KR2/6k1/4p3/2P3bP/8/P2q4/5R2 w - - 0 34", + "PGN": "1. e4 e6 2. d4 d5 3. c4 dxe4 4. Nc3 Nf6 5. f3 Bb4 6. Bg5 exf3 7. Nxf3 h6 8. Bh4 O-O 9. Bd3 Nc6 10. Bc2 g5 11. Nxg5 hxg5 12. Bxg5 Qxd4 13. Bxf6 Qxf6 14. Rf1 Bxc3+ 15. bxc3 Qxc3+ 16. Kf2 Rd8 17. Qg4+ Kf8 18. Bg6 Ne5 19. Qh5 Qd4+ 20. Kg3 Qe3+ 21. Kh4 Rd4+ 22. g4 Rxg4+ 23. Qxg4 Nxg4 24. Rxf7+ Kg8 25. Kxg4 e5+ 26. Kh5 Qh3+ 27. Kg5 Qg4+ 28. Kf6 Qf4+ 29. Ke7 Qg5+ 30. Rf6 Kg7 31. Rf1 Bg4 32. h4 Qd2 33. Rf7+ Kxg6 *", + "Moves": "f1f6 g6h5 f7h7 d2h6 f6h6", + "MovesSAN": "R1f6+ Kh5 Rh7+ Qh6 Rfxh6#", + "Themes": "endgame exposedKing long mate mateIn3" + }, + { + "FEN": "2b4k/rp4pn/p5Bp/8/P2R4/2nP1r1N/1q4PP/5RK1 w - - 0 23", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. O-O Nf6 5. Ng5 O-O 6. d3 a6 7. a4 d6 8. Be3 Ba7 9. Nc3 Ne7 10. f4 exf4 11. Bxa7 Rxa7 12. Rxf4 c6 13. Rh4 h6 14. Nh3 Nh7 15. Qf3 d5 16. exd5 cxd5 17. Nxd5 Nxd5 18. Rd4 Qb6 19. c3 Qxb2 20. Rf1 Nxc3 21. Bxf7+ Kh8 22. Bg6 Rxf3 *", + "Moves": "d4d8 h7f8 d8f8 f3f8 f1f8", + "MovesSAN": "Rd8+ Nf8 Rxf8+ Rxf8 Rxf8#", + "Themes": "fork long mate mateIn3 middlegame xRayAttack" + }, + { + "FEN": "r5k1/p5pp/8/3p4/5BQ1/2qb4/P5PP/4R2K w - - 0 25", + "PGN": "1. e4 c5 2. Nf3 e6 3. c3 d5 4. e5 Nc6 5. d4 Nge7 6. Bb5 Nf5 7. Bxc6+ bxc6 8. O-O cxd4 9. Nxd4 Be7 10. Nxc6 Qc7 11. Nxe7 Nxe7 12. Re1 Ng6 13. f4 f6 14. Qh5 fxe5 15. fxe5 O-O 16. Nd2 Ba6 17. Nf3 Rf5 18. Qg4 Nxe5 19. Nxe5 Rxe5 20. Bf4 Rxe1+ 21. Rxe1 Qb6+ 22. Kh1 Bd3 23. Rxe6 Qxb2 24. Re1 Qxc3 *", + "Moves": "g4e6 g8h8 e6e8 a8e8 e1e8", + "MovesSAN": "Qe6+ Kh8 Qe8+ Rxe8 Rxe8#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "r7/pp1kq1Pp/1bp4B/8/2Q5/5b2/PP3PPP/RN4K1 b - - 2 18", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. cxd4 Bb6 7. e5 d5 8. exf6 dxc4 9. fxg7 Rg8 10. Bh6 Bg4 11. O-O Nxd4 12. Re1+ Ne6 13. Qa4+ c6 14. Qxc4 Bxf3 15. Rxe6+ fxe6 16. Qxe6+ Qe7 17. Qxg8+ Kd7 18. Qc4 *", + "Moves": "e7e1 c4f1 b6f2 g1h1 e1f1", + "MovesSAN": "Qe1+ Qf1 Bxf2+ Kh1 Qxf1#", + "Themes": "deflection kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "8/5Kpk/8/6r1/8/5p2/1r6/2R5 w - - 0 56", + "PGN": "1. e4 h5 2. d4 h4 3. h3 d6 4. Nc3 e6 5. Nf3 Nf6 6. e5 Nd5 7. Nxd5 exd5 8. Bg5 Be7 9. Bxe7 Qxe7 10. Qe2 O-O 11. O-O-O Nc6 12. exd6 Qxd6 13. Nxh4 Nb4 14. Kb1 Qc6 15. Nf3 Bf5 16. Rc1 Rae8 17. Qd2 Qa4 18. a3 Re6 19. g4 Bxc2+ 20. Rxc2 Nxc2 21. Qxc2 Qxc2+ 22. Kxc2 Rf6 23. Be2 Re8 24. Kd3 b6 25. g5 Rf5 26. Rf1 c5 27. dxc5 bxc5 28. Kd2 c4 29. Nd4 Rf4 30. Nb5 a6 31. Nd6 Re6 32. Nb7 Rd4+ 33. Ke1 Rde4 34. Kd2 Rxe2+ 35. Kc3 Rb6 36. Nc5 Rbxb2 37. Nxa6 Rb3+ 38. Kd4 Rd2+ 39. Kc5 Rxa3 40. Nb4 Rc3 41. f4 Rh2 42. Nxd5 Rcxh3 43. Kxc4 Rc2+ 44. Kb5 Rb2+ 45. Nb4 Rhb3 46. Re1 Rxb4+ 47. Kc5 Rxf4 48. Re8+ Kh7 49. Re1 Rf5+ 50. Kd6 Rxg5 51. Ke7 Kg6 52. Rc1 f5 53. Rc6+ Kh7 54. Kf7 f4 55. Rc1 f3 *", + "Moves": "c1h1 b2h2 h1h2 g5h5 h2h5", + "MovesSAN": "Rh1+ Rh2 Rxh2+ Rh5 Rxh5#", + "Themes": "endgame long mate mateIn3 rookEndgame" + }, + { + "FEN": "2k4r/pp6/2p1pp2/2Pp1P1r/3P1Q2/1P3P1P/q5P1/5RRK b - - 0 29", + "PGN": "1. d4 d5 2. c4 c6 3. e3 Nf6 4. Nc3 Bg4 5. Be2 Bxe2 6. Ngxe2 e6 7. O-O Bd6 8. c5 Bc7 9. h3 h5 10. b3 Ng4 11. Ng3 f5 12. Qf3 Nd7 13. Nce2 Qf6 14. Nf4 Bxf4 15. Qxf4 Nh6 16. Nxh5 Qf7 17. Qg5 Nf6 18. Nxf6+ gxf6 19. Qf4 O-O-O 20. Kh2 Rdg8 21. Rg1 Qh5 22. Bd2 Ng4+ 23. Kh1 Qh4 24. Be1 Rg5 25. f3 Nf2+ 26. Bxf2 Qxf2 27. Raf1 Qxa2 28. e4 Rgh5 29. exf5 *", + "Moves": "h5h3 g2h3 h8h3 f4h2 h3h2", + "MovesSAN": "Rxh3+ gxh3 Rxh3+ Qh2 Rxh2#", + "Themes": "endgame kingsideAttack long mate mateIn3 sacrifice" + }, + { + "FEN": "2R5/8/7B/2Pp1k1p/r7/5N2/5PPP/6K1 b - - 0 41", + "PGN": "1. e4 c6 2. d4 d5 3. e5 Bf5 4. Bd3 Bxd3 5. Qxd3 e6 6. Nf3 h6 7. O-O a6 8. c4 Nd7 9. c5 Ne7 10. a4 Nc8 11. b4 b6 12. Nc3 bxc5 13. bxc5 Be7 14. Na2 a5 15. Nc3 O-O 16. Rb1 Nb8 17. Rb7 Ra7 18. Rxb8 Qc7 19. Qb1 Rd8 20. Qb3 Bf8 21. Bd2 Ne7 22. Rxd8 Qxd8 23. Rb1 Ra8 24. Qb7 Nf5 25. Ne2 Ne7 26. Qb6 f6 27. Qxd8 Rxd8 28. exf6 gxf6 29. Bxa5 Ra8 30. Bc3 Rxa4 31. Nf4 Kf7 32. Re1 Ra3 33. Bb4 Ra4 34. Bd2 e5 35. dxe5 fxe5 36. Rxe5 Ng6 37. Nxg6 Kxg6 38. Re6+ Kf5 39. Rxc6 h5 40. Rc8 Bh6 41. Bxh6 *", + "Moves": "a4a1 h6c1 a1c1 f3e1 c1e1", + "MovesSAN": "Ra1+ Bc1 Rxc1+ Ne1 Rxe1#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "2r1k3/5p1p/p2pBP2/1pq1p3/8/1P3Q2/PP3P1P/1K2R3 b - - 0 25", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e5 7. Nb3 Be7 8. Qe2 Be6 9. O-O-O Bxb3 10. cxb3 Nbd7 11. Bxf6 gxf6 12. Nd5 Rc8+ 13. Kb1 Nc5 14. Nxe7 Kxe7 15. Qh5 Nxe4 16. Bc4 Rf8 17. Qf3 Nc5 18. Rhe1 Qc7 19. g4 b5 20. Bd5 Ne6 21. Rc1 Qb6 22. Rxc8 Rxc8 23. g5 Qc5 24. gxf6+ Ke8 25. Bxe6 *", + "Moves": "c5c2 b1a1 c2c1 e1c1 c8c1", + "MovesSAN": "Qc2+ Ka1 Qc1+ Rxc1 Rxc1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "4r3/p3r1k1/2N4p/5qp1/2Q5/8/PP3PPb/R3RK2 b - - 1 27", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. Bxc6 bxc6 5. c4 Bg7 6. e5 d6 7. exd6 exd6 8. Qe2+ Be6 9. d3 Nf6 10. Ng5 Qd7 11. Nxe6 fxe6 12. O-O O-O 13. Re1 Rae8 14. Nc3 d5 15. Bg5 h6 16. Bh4 g5 17. Bg3 Re7 18. Na4 e5 19. Nxc5 Qf5 20. Bxe5 Rfe8 21. d4 Ng4 22. Nd3 dxc4 23. Nb4 Nxe5 24. dxe5 Bxe5 25. Qxc4+ Kg7 26. Nxc6 Bxh2+ 27. Kf1 *", + "Moves": "f5f2 f1f2 e8f8 c4f4 f8f4", + "MovesSAN": "Qxf2+ Kxf2 Rf8+ Qf4 Rxf4#", + "Themes": "attraction long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "Q5rk/2p1q2p/1p1p4/pP2p2b/P1P1P1B1/4K1RP/6P1/8 w - - 19 45", + "PGN": "1. e4 e6 2. d4 Ne7 3. Bd3 Ng6 4. Nf3 Be7 5. O-O O-O 6. h3 d6 7. c3 Nd7 8. b3 e5 9. dxe5 Ndxe5 10. Nxe5 Nxe5 11. Bc2 Bf6 12. Bb2 Ng6 13. f4 Bh4 14. c4 f6 15. Nd2 Bg3 16. f5 Ne5 17. Nf3 Qe8 18. Qd5+ Kh8 19. Nxe5 Bxe5 20. Bxe5 fxe5 21. Rf3 Bd7 22. Raf1 Bc6 23. Qd2 Rf6 24. Rg3 Qe7 25. Rg4 Rg8 26. Rf3 a6 27. Rfg3 Be8 28. b4 g6 29. fxg6 Rgxg6 30. Qe2 Bf7 31. Bd3 Qe8 32. b5 a5 33. Rxg6 Bxg6 34. Qe3 b6 35. a4 Qf7 36. Be2 Rf4 37. Bf3 Qf6 38. Qd3 Qf8 39. Qd5 Qe7 40. Kf2 Rf7 41. Ke3 Rg7 42. Bg4 Bf7 43. Qc6 Bh5 44. Qa8+ Rg8 *", + "Moves": "a8g8 h8g8 g4e6 g8h8 g3g8", + "MovesSAN": "Qxg8+ Kxg8 Be6+ Kh8 Rg8#", + "Themes": "attraction doubleCheck endgame kingsideAttack long mate mateIn3 sacrifice" + }, + { + "FEN": "2rB2k1/pR3ppp/8/3ppq2/Q2b4/8/P4PPP/5RK1 b - - 0 24", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Nc3 Bb4 4. Bc4 O-O 5. Nd5 Ba5 6. Nxf6+ Qxf6 7. O-O Nc6 8. c3 d6 9. d4 Bg4 10. Be2 Bxf3 11. Bxf3 exd4 12. b4 Bb6 13. cxd4 Bxd4 14. Rb1 Rad8 15. b5 Ne7 16. e5 dxe5 17. Qc2 c6 18. bxc6 bxc6 19. Rb7 Rc8 20. Ba3 Nd5 21. Bxd5 cxd5 22. Qa4 Rfd8 23. Be7 Qf5 24. Bxd8 *", + "Moves": "f5f2 f1f2 c8c1 a4d1 c1d1", + "MovesSAN": "Qxf2+ Rxf2 Rc1+ Qd1 Rxd1#", + "Themes": "long mate mateIn3 middlegame pin sacrifice" + }, + { + "FEN": "6K1/1p3R2/p3q2k/6pp/1P1Q4/8/1P6/8 b - - 1 57", + "PGN": "1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Ne2 d5 6. a3 Be7 7. cxd5 exd5 8. g3 c6 9. Bg2 Bf5 10. O-O Qd7 11. f3 Bh3 12. e4 Bxg2 13. Kxg2 dxe4 14. fxe4 Re8 15. Nf4 c5 16. e5 cxd4 17. exf6 Bxf6 18. Ncd5 Be5 19. Qf3 Nc6 20. Nb4 Nxb4 21. axb4 Rac8 22. Bd2 Rc2 23. Rf2 a6 24. Nd3 Bf6 25. Re1 Re6 26. Rxe6 fxe6 27. g4 e5 28. g5 Rxd2 29. Rxd2 Bxg5 30. Rf2 Bf6 31. Rc2 h6 32. Qe4 h5 33. Nxe5 Bxe5 34. Qxe5 Qg4+ 35. Kf2 Qh4+ 36. Qg3 Qe4 37. Re2 Qf5+ 38. Qf3 Qg5 39. Re8+ Kh7 40. Qd3+ g6 41. Qe4 Qd2+ 42. Kf3 Qd1+ 43. Kf4 Qg4+ 44. Ke5 Qg5+ 45. Ke6 d3 46. Re7+ Kh6 47. Qxd3 Qg4+ 48. Kf7 Qf4+ 49. Kg8 Qb8+ 50. Kf7 Qf4+ 51. Ke8 Qb8+ 52. Qd8 Qf4 53. Rf7 Qxh2 54. Kf8 Qe5 55. Kg8 Qe6 56. Qd2+ g5 57. Qd4 *", + "Moves": "e6e8 f7f8 e8g6 d4g7 g6g7", + "MovesSAN": "Qe8+ Rf8 Qg6+ Qg7+ Qxg7#", + "Themes": "endgame long master masterVsMaster mate mateIn3" + }, + { + "FEN": "3r3k/1R5p/6pP/1p6/2p1pP2/2P1Q1K1/1Pq5/8 w - - 5 41", + "PGN": "1. d4 d5 2. Bf4 e6 3. Nf3 Nf6 4. e3 a6 5. Bd3 c5 6. c3 Nc6 7. Nbd2 b5 8. Ne5 Nxe5 9. dxe5 Nd7 10. h4 g6 11. h5 Bg7 12. Nf3 Qc7 13. a4 c4 14. Bc2 Rb8 15. h6 Bf8 16. axb5 axb5 17. O-O Be7 18. e4 Bb7 19. Ra7 Bc5 20. Ra2 dxe4 21. Ng5 O-O 22. Bxe4 Nxe5 23. Bxb7 Rxb7 24. Qe2 Bd6 25. Ne4 f6 26. Rd1 Be7 27. Ra6 Rb6 28. Rxb6 Qxb6 29. Bxe5 fxe5 30. Rd7 Bc5 31. Nxc5 Qxc5 32. Rg7+ Kh8 33. Kf1 Qd5 34. f3 e4 35. Kf2 exf3 36. gxf3 e5 37. Qe3 e4 38. f4 Qd3 39. Rb7 Qc2+ 40. Kg3 Rd8 *", + "Moves": "e3d4 d8d4 b7b8 d4d8 b8d8", + "MovesSAN": "Qd4+ Rxd4 Rb8+ Rd8 Rxd8#", + "Themes": "endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "r3r2k/p1p2Qbp/b2p1np1/8/P2P4/2B2N2/1PPNqPPP/4R1KR b - - 4 22", + "PGN": "1. e4 e6 2. d4 g6 3. Bd2 Bg7 4. Bc3 Nf6 5. e5 Nd5 6. Be2 O-O 7. Bf3 f6 8. Bxd5 exd5 9. exf6 Qxf6 10. Nf3 Re8+ 11. Kf1 d6 12. Qd3 Bf5 13. Qb5 Qe7 14. Qxb7 Qe2+ 15. Kg1 Nd7 16. Qxd5+ Be6 17. Qc6 Bc4 18. Nbd2 Bb5 19. Qd5+ Kh8 20. a4 Ba6 21. Qf7 Nf6 22. Re1 *", + "Moves": "e2e1 f3e1 e8e1 d2f1 e1f1", + "MovesSAN": "Qxe1+ Nxe1 Rxe1+ Nf1 Rxf1#", + "Themes": "kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "rn2k3/ppp2p1Q/3p4/4pPq1/2B1P3/3P3P/PPP2Rr1/RN2K3 b Qq - 0 16", + "PGN": "1. e4 e5 2. Bc4 d6 3. Nf3 Bg4 4. d3 Nf6 5. Bg5 Be7 6. Bxf6 gxf6 7. h3 Bh5 8. g4 Bg6 9. Nh4 Rg8 10. Qd2 f5 11. Nxf5 Bxf5 12. gxf5 Rg2 13. Qh6 Bh4 14. Rf1 Qg5 15. Qxh7 Bxf2+ 16. Rxf2 *", + "Moves": "g5e3 e1d1 g2g1 f2f1 g1f1", + "MovesSAN": "Qe3+ Kd1 Rg1+ Rf1 Rxf1#", + "Themes": "exposedKing long mate mateIn3 middlegame" + }, + { + "FEN": "r4rk1/1p5p/p2PP1p1/2p5/P1P4q/2Q5/1BP3PP/R5K1 b - - 0 22", + "PGN": "1. d4 e6 2. e4 c5 3. d5 exd5 4. exd5 d6 5. Nc3 Ne7 6. Bb5+ Bd7 7. a4 a6 8. Bd3 g6 9. Nf3 Bg7 10. O-O Bxc3 11. bxc3 O-O 12. c4 Bf5 13. Bb2 Bxd3 14. Qxd3 Nf5 15. Qc3 f6 16. Rfe1 Nd7 17. Re6 Ne5 18. Nxe5 fxe5 19. f4 Ng7 20. fxe5 Nxe6 21. dxe6 Qh4 22. exd6 *", + "Moves": "h4f2 g1h1 f2f1 a1f1 f8f1", + "MovesSAN": "Qf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "2R2r1k/3b1qpp/p7/6Q1/4p3/1P4N1/PB3PPP/4R1K1 b - - 0 24", + "PGN": "1. e4 c5 2. b3 e6 3. Bb2 a6 4. Nf3 Nc6 5. c4 d6 6. d4 cxd4 7. Nxd4 Qc7 8. Be2 Nf6 9. Nc3 Be7 10. O-O Bd7 11. Rc1 O-O 12. Nd5 exd5 13. cxd5 Nxe4 14. dxc6 bxc6 15. Bf3 f5 16. Re1 d5 17. Bxe4 fxe4 18. Ne2 Bg5 19. Qxd5+ Kh8 20. Qxg5 Bf5 21. Rxc6 Qf7 22. Ng3 Bd7 23. Rc2 Rac8 24. Rxc8 *", + "Moves": "f7f2 g1h1 f2e1 g3f1 e1f1", + "MovesSAN": "Qxf2+ Kh1 Qxe1+ Nf1 Qxf1#", + "Themes": "fork long master mate mateIn3 middlegame" + }, + { + "FEN": "4Rbk1/p2Q4/5pp1/3r4/8/4Bq2/2K2P2/8 w - - 0 40", + "PGN": "1. Nf3 Nf6 2. e4 Nxe4 3. d4 d5 4. c4 c6 5. Nc3 Nxc3 6. bxc3 Bg4 7. cxd5 cxd5 8. Qb3 Bxf3 9. Qxb7 Nd7 10. gxf3 Rb8 11. Qxd5 e6 12. Qc6 Rb6 13. Qa4 Bd6 14. Bb5 Rxb5 15. Qxb5 O-O 16. Rb1 e5 17. Be3 exd4 18. cxd4 Nb6 19. Ke2 Qh4 20. Rbg1 Rc8 21. Rg4 Qe7 22. h4 Rc2+ 23. Kd3 Rxa2 24. Rhg1 g6 25. h5 Ra3+ 26. Ke2 Ra2+ 27. Kf1 Qe6 28. hxg6 hxg6 29. Re4 Qh3+ 30. Ke1 Ra1+ 31. Kd2 Rxg1 32. Re8+ Kg7 33. d5 Nd7 34. Qb2+ f6 35. Re6 Bf8 36. Qb7 Qxf3 37. Qxd7+ Kg8 38. Re8 Rd1+ 39. Kc2 Rxd5 *", + "Moves": "e8f8 g8f8 e3h6 f8g8 d7g7", + "MovesSAN": "Rxf8+ Kxf8 Bh6+ Kg8 Qg7#", + "Themes": "attraction endgame exposedKing long master mate mateIn3 sacrifice" + }, + { + "FEN": "8/p2q1k1p/1p3ppQ/2p5/2Pr3P/1P4P1/2P1RP2/5K2 b - - 8 34", + "PGN": "1. e4 c5 2. Nf3 d6 3. Nc3 Nf6 4. Bb5+ Bd7 5. Bxd7+ Nbxd7 6. d3 g6 7. Bg5 Bg7 8. Qd2 O-O 9. Bh6 Qb6 10. Rb1 d5 11. e5 Ng4 12. Bxg7 Kxg7 13. Nxd5 Qe6 14. Ne3 Ngxe5 15. Nxe5 Nxe5 16. Qc3 f6 17. O-O b6 18. Rbe1 Qxa2 19. Nc4 Nxc4 20. Rxe7+ Rf7 21. Rxf7+ Kxf7 22. dxc4 Qa4 23. Rd1 Rd8 24. Rf1 Qc6 25. Re1 Rd4 26. b3 Rg4 27. g3 Rd4 28. Qe3 Qd7 29. Qh6 Kg8 30. h4 Rd1 31. Qe3 Rd2 32. Re2 Rd4 33. Kf1 Kf7 34. Qh6 *", + "Moves": "d7h3 f1g1 d4d1 e2e1 d1e1", + "MovesSAN": "Qh3+ Kg1 Rd1+ Re1 Rxe1#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "3rr3/p3kp2/7Q/2pP4/2P5/P4B2/5qPK/1R2q3 w - - 4 36", + "PGN": "1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nc3 Nf6 5. Bf4 Be6 6. Nf3 Bd6 7. Bg3 O-O 8. Be2 Ne4 9. Nxe4 dxe4 10. Ne5 Nd7 11. Nxd7 Qxd7 12. O-O Bd5 13. Bxd6 Qxd6 14. c4 Be6 15. d5 Bf5 16. b3 Rfe8 17. Qd4 c5 18. Qc3 b6 19. Rad1 Rad8 20. Bh5 g6 21. Be2 h5 22. a3 h4 23. Rfe1 g5 24. b4 g4 25. bxc5 bxc5 26. Rb1 g3 27. hxg3 hxg3 28. fxg3 e3 29. Rf1 Bxb1 30. Rxb1 Qxg3 31. Bf3 Qf2+ 32. Kh2 e2 33. Qf6 e1=Q 34. Qg5+ Kf8 35. Qh6+ Ke7 *", + "Moves": "b1b7 d8d7 d5d6 e7d8 b7b8", + "MovesSAN": "Rb7+ Rd7 d6+ Kd8 Rb8#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "rnb3k1/ppQ2ppp/3n4/4rq2/7P/2NP4/PP3PP1/R3R1K1 w - - 0 16", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Bc4 Nxe4 4. Nxe5 d5 5. Qh5 Qf6 6. O-O dxc4 7. d3 cxd3 8. cxd3 Nd6 9. Re1 Be7 10. h4 O-O 11. Bg5 Qe6 12. Nc3 Bxg5 13. Qxg5 Qf5 14. Qe7 Re8 15. Qxc7 Rxe5 *", + "Moves": "c7d8 d6e8 d8e8 e5e8 e1e8", + "MovesSAN": "Qd8+ Ne8 Qxe8+ Rxe8 Rxe8#", + "Themes": "backRankMate fork long mate mateIn3 middlegame xRayAttack" + }, + { + "FEN": "r4r1k/p3b1p1/4p2p/2ppP3/1q3Q1P/3B1R2/P1P3P1/5R1K w - - 0 27", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Nxc6 bxc6 7. Bd3 Bb4 8. O-O O-O 9. Bg5 h6 10. Bh4 Be7 11. Bg3 d6 12. Kh1 Be6 13. f4 Bg4 14. Qe1 exf4 15. Bxf4 Nh5 16. e5 d5 17. Qe3 Nxf4 18. Qxf4 Be6 19. Rf3 Bg5 20. Qa4 Qb6 21. Raf1 Qxb2 22. h4 Be7 23. Qf4 Kh8 24. Ne2 Qb4 25. Nd4 c5 26. Nxe6 fxe6 *", + "Moves": "f4f8 a8f8 f3f8 e7f8 f1f8", + "MovesSAN": "Qxf8+ Rxf8 Rxf8+ Bxf8 Rxf8#", + "Themes": "kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "1r2qr1k/p5pp/5p2/3BpP2/3bP1QR/7P/1p4P1/5R1K w - - 0 33", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Bc5 5. O-O d6 6. b4 Bb6 7. b5 Ne5 8. Bb3 Bg4 9. Nbd2 Nf6 10. Bb2 O-O 11. Re1 c5 12. h3 Bxf3 13. Nxf3 Nfd7 14. a4 c4 15. Ba2 d3 16. Nxe5 Nxe5 17. Bxe5 dxe5 18. cxd3 cxd3 19. Qd2 Qd4 20. Bd5 Rab8 21. Rad1 Kh8 22. Re3 Qxa4 23. Rxd3 Qxb5 24. Rg3 Qc5 25. Rf1 Qe7 26. Qe2 Bd4 27. Kh1 b5 28. f4 f6 29. f5 b4 30. Rg4 b3 31. Rh4 Qe8 32. Qg4 b2 *", + "Moves": "h4h7 h8h7 g4h4 e8h5 h4h5", + "MovesSAN": "Rxh7+ Kxh7 Qh4+ Qh5 Qxh5#", + "Themes": "attraction kingsideAttack long master mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r6r/pp3kp1/1B4p1/4p3/3nN3/8/P4PPP/R4RK1 b - - 0 20", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bxb4 5. c3 Ba5 6. d4 exd4 7. O-O d6 8. cxd4 Bg4 9. Qb3 Bb6 10. Bxf7+ Kf8 11. e5 Bxf3 12. Qxf3 Nxd4 13. Qh5 dxe5 14. Ba3+ c5 15. Bxg8 Kxg8 16. Nc3 Qf6 17. Ne4 Qg6 18. Qxg6 hxg6 19. Bxc5 Kf7 20. Bxb6 *", + "Moves": "d4e2 g1h1 h8h2 h1h2 a8h8", + "MovesSAN": "Ne2+ Kh1 Rxh2+ Kxh2 Rh8#", + "Themes": "anastasiaMate attraction long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r4rk1/pp3pp1/4b3/3NPp2/8/1P4q1/P1P3P1/2KR4 w - - 2 24", + "PGN": "1. e4 e6 2. d4 d5 3. e5 c5 4. Nf3 Nc6 5. dxc5 Bxc5 6. Nc3 Qb6 7. Be3 Bxe3 8. fxe3 Qxe3+ 9. Qe2 Qb6 10. O-O-O Nge7 11. Nd4 O-O 12. Nxc6 Nxc6 13. Qh5 Na5 14. Bd3 h6 15. Rhf1 Bd7 16. Rf3 Nc4 17. b3 Ne3 18. Rg3 Nf5 19. Bxf5 exf5 20. Qxh6 Qxh6+ 21. Rd2 Qxh2 22. Nxd5 Qxg3 23. Rd1 Be6 *", + "Moves": "d5e7 g8h7 d1h1 g3h4 h1h4", + "MovesSAN": "Ne7+ Kh7 Rh1+ Qh4 Rxh4#", + "Themes": "anastasiaMate endgame long mate mateIn3" + }, + { + "FEN": "8/1p6/4p1Q1/p2p1p2/1q1Pn2k/1P6/P4PP1/6K1 w - - 0 53", + "PGN": "1. d4 d5 2. Bf4 Nf6 3. Nf3 Bf5 4. e3 e6 5. Bd3 Bxd3 6. Qxd3 c5 7. c3 cxd4 8. exd4 Nc6 9. h3 Qb6 10. Qc2 Rc8 11. Be3 Ne4 12. O-O Be7 13. Nbd2 Nxd2 14. Qxd2 O-O 15. Rab1 Na5 16. Bg5 Bd6 17. Rfe1 h6 18. Bxh6 Nc4 19. Qg5 g6 20. Bxf8 Kxf8 21. Qh6+ Ke8 22. Re2 Bf8 23. Qf4 Bd6 24. Qc1 a5 25. b3 Na3 26. Rbb2 Nb5 27. Rec2 Ba3 28. Ne5 Bxb2 29. Qxb2 Nd6 30. Qc1 Ne4 31. Qf4 f5 32. Nxg6 Rxc3 33. Rxc3 Nxc3 34. Qe5 Kf7 35. Nh8+ Kg8 36. Ng6 Kf7 37. Nh8+ Kg8 38. Qf6 Ne4 39. Qf7+ Kxh8 40. Qh5+ Kg7 41. Qe8 Kf6 42. Qf8+ Kg6 43. Qg8+ Kf6 44. Qf8+ Kg5 45. Qg7+ Kf4 46. Qe5+ Kg5 47. Qg7+ Kh5 48. h4 Qb4 49. Qh7+ Kg4 50. Qg6+ Kxh4 *", + "Moves": "g6h6 h4g4 f2f3 g4g3 h6h2", + "MovesSAN": "Qh6+ Kg4 f3+ Kg3 Qh2#", + "Themes": "endgame fork long mate mateIn3" + }, + { + "FEN": "1r2r1k1/R2R1p2/pq1p1Qpp/2pP4/8/8/P1PN1PPP/6K1 b - - 0 22", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nc6 5. Bb5 Bd7 6. Nc3 a6 7. Bxc6 bxc6 8. O-O c5 9. Nb3 g6 10. Bg5 Bg7 11. Nd5 Bxb2 12. Rb1 Bg7 13. Nd2 Be6 14. Rb7 Bxd5 15. exd5 Nf6 16. Re1 O-O 17. Rexe7 Rb8 18. Ra7 h6 19. Bxf6 Bxf6 20. Red7 Qb6 21. Qf3 Rfe8 22. Qxf6 *", + "Moves": "b6b1 d2f1 b1f1 g1f1 b8b1", + "MovesSAN": "Qb1+ Nf1 Qxf1+ Kxf1 Rb1#", + "Themes": "attraction kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "5b1r/2Q1p1pp/R7/1P2p2k/2B2qn1/2N4P/1P3PP1/4K2R b K - 0 17", + "PGN": "1. d4 d5 2. c4 dxc4 3. Nc3 a6 4. Nf3 Bd7 5. Bg5 f6 6. Bf4 Nh6 7. e4 b5 8. a4 Bg4 9. axb5 Bxf3 10. Qxf3 Qxd4 11. e5 fxe5 12. Qxa8 Qxf4 13. Qxb8+ Kf7 14. Qxc7 Ng4 15. Bxc4+ Kg6 16. Rxa6+ Kh5 17. h3 *", + "Moves": "f4f2 e1d1 g4e3 d1c1 f2c2", + "MovesSAN": "Qxf2+ Kd1 Ne3+ Kc1 Qc2#", + "Themes": "attackingF2F7 long mate mateIn3 middlegame" + }, + { + "FEN": "2R2bk1/5p1p/1B3P2/p3P1p1/4P3/6PQ/q2r3P/1q3R1K w - - 0 37", + "PGN": "1. b3 d5 2. Bb2 e6 3. e3 Nf6 4. c4 c6 5. Nc3 Be7 6. g3 b6 7. Bg2 Bb7 8. Nge2 Nbd7 9. O-O O-O 10. d3 c5 11. cxd5 Nxd5 12. Nxd5 Bxd5 13. Bxd5 exd5 14. d4 Nf6 15. Nf4 g5 16. Nd3 c4 17. bxc4 dxc4 18. Ne5 Rc8 19. Rc1 b5 20. f3 a5 21. e4 Nd7 22. Qe2 Nxe5 23. dxe5 Qc7 24. Kh1 b4 25. Bd4 c3 26. f4 Qc4 27. Qe3 Rfd8 28. Bb6 Rd3 29. Qe2 Rd2 30. Qg4 Qxa2 31. Qxc8+ Kg7 32. Qh3 b3 33. f5 Bf8 34. Rxc3 b2 35. f6+ Kg8 36. Rc8 b1=Q *", + "Moves": "c8f8 g8f8 h3c8 d2d8 c8d8", + "MovesSAN": "Rxf8+ Kxf8 Qc8+ Rd8 Qxd8#", + "Themes": "attraction long master mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "1k5r/1p6/p3p3/3pb2q/7P/2P1QpP1/PP3P2/2R2BRK b - - 0 39", + "PGN": "1. e4 e6 2. Nf3 c5 3. d4 cxd4 4. Qxd4 Qa5+ 5. c3 Bc5 6. Qxg7 Nc6 7. Qxh8 Ne7 8. Qxh7 Qb6 9. Qh4 d6 10. Be2 Bd7 11. O-O O-O-O 12. Nbd2 d5 13. e5 Ng6 14. Qg3 Nh6 15. Ng5 Nf5 16. Qf3 Nxe5 17. Qf4 Bd6 18. Nb3 f6 19. Nf3 Ng6 20. Qd2 Rh8 21. g3 Qc7 22. Nbd4 Nfh4 23. Nxh4 Nxh4 24. Qd3 f5 25. Nb5 Bxb5 26. Qxb5 a6 27. Qd3 Ng6 28. Bg5 Ne5 29. Qe3 Kb8 30. Bf6 Rg8 31. Bxe5 Bxe5 32. Rac1 f4 33. Qd2 Qf7 34. Kh1 f3 35. Bd3 Qh5 36. Rg1 Qh3 37. Bf1 Qh5 38. Qe3 Rh8 39. h4 *", + "Moves": "h5h4 g3h4 h8h4 f1h3 h4h3", + "MovesSAN": "Qxh4+ gxh4 Rxh4+ Bh3 Rxh3#", + "Themes": "exposedKing kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "7R/3q4/1p3p2/pPb4p/2P1Q1r1/P5k1/8/3q1R1K w - - 0 41", + "PGN": "1. e4 d5 2. exd5 Nf6 3. Bb5+ Bd7 4. Be2 Nxd5 5. d4 c5 6. c4 Nb4 7. a3 N4c6 8. dxc5 e5 9. Be3 Be7 10. Nc3 O-O 11. b4 a5 12. b5 Nd4 13. Ne4 Bf5 14. Bxd4 exd4 15. Ng3 Bg6 16. Bd3 Bxc5 17. N1e2 b6 18. O-O Nd7 19. Bxg6 fxg6 20. Ne4 Nf6 21. N2g3 Qc7 22. Qd3 Rae8 23. Rae1 Re5 24. f4 Ree8 25. Nxf6+ gxf6 26. Ne4 Kf7 27. Qh3 h5 28. f5 d3+ 29. Kh1 Rxe4 30. Rxe4 Rg8 31. fxg6+ Rxg6 32. Qe6+ Kg7 33. Qe8 d2 34. Qa8 Qd7 35. Re8 d1=Q 36. Rg8+ Kh6 37. Rh8+ Kg5 38. h4+ Kxh4 39. Qe4+ Rg4 40. g3+ Kxg3 *", + "Moves": "e4g2 g3h4 g2h2 h4g5 h2h5", + "MovesSAN": "Qg2+ Kh4 Qh2+ Kg5 Qxh5#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "6k1/2R2rpp/4p3/8/2P5/1P2Q2P/5PPK/rq6 w - - 0 31", + "PGN": "1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 Nf6 5. Nf3 Bg4 6. Be2 e6 7. c4 Qd6 8. Be3 cxd4 9. Nxd4 Bxe2 10. Qxe2 Nc6 11. Nxc6 Qxc6 12. O-O Bc5 13. Bxc5 Qxc5 14. Nc3 O-O 15. b3 a6 16. Ne4 Nxe4 17. Qxe4 Rfd8 18. Qxb7 Rdb8 19. Qf3 a5 20. Rad1 Rd8 21. Rd7 Rf8 22. Rfd1 Rab8 23. h3 a4 24. Qg3 Ra8 25. Rc7 Qh5 26. Rdd7 axb3 27. axb3 Ra1+ 28. Kh2 Qf5 29. Qe3 Qb1 30. Rxf7 Rxf7 *", + "Moves": "c7c8 f7f8 e3e6 g8h8 c8f8", + "MovesSAN": "Rc8+ Rf8 Qxe6+ Kh8 Rxf8#", + "Themes": "backRankMate deflection endgame long mate mateIn3 pin" + }, + { + "FEN": "4r1k1/p1p2pp1/3p4/N5Q1/8/2P5/PPq2PPP/R4K2 b - - 0 21", + "PGN": "1. e4 e5 2. Nf3 Nf6 3. Bc4 Nc6 4. c3 Bc5 5. d4 h6 6. dxc5 Nxe4 7. Bd5 Nxc5 8. Bxc6 bxc6 9. Nxe5 O-O 10. O-O d6 11. Nxc6 Qf6 12. Re1 Bb7 13. Na5 Be4 14. Nd2 Qg6 15. Nxe4 Nxe4 16. Qf3 Ng5 17. Qg3 Rae8 18. Rxe8 Rxe8 19. Bxg5 hxg5 20. Kf1 Qc2 21. Qxg5 *", + "Moves": "c2e2 f1g1 e2e1 a1e1 e8e1", + "MovesSAN": "Qe2+ Kg1 Qe1+ Rxe1 Rxe1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "3r2r1/2p3pk/pn3p1p/1p2pP1Q/8/2P4R/PPq2PPP/5RK1 w - - 0 29", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O d6 6. Re1 Be7 7. c3 b5 8. Bc2 Nb8 9. d4 Nbd7 10. dxe5 dxe5 11. Nbd2 O-O 12. Nf1 h6 13. Ng3 Nh7 14. Be3 Bg5 15. Qd2 Bxe3 16. Qxe3 Ng5 17. Rad1 Nxf3+ 18. Qxf3 Qf6 19. Nf5 Kh7 20. Qh5 Nb6 21. Re3 Bxf5 22. exf5 Qg5 23. Qh3 f6 24. Rg3 Qf4 25. Qh5 Rg8 26. Rh3 Rad8 27. Re1 Qd2 28. Rf1 Qxc2 *", + "Moves": "h5g6 h7h8 h3h6 g7h6 g6h6", + "MovesSAN": "Qg6+ Kh8 Rxh6+ gxh6 Qxh6#", + "Themes": "deflection discoveredAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "3r1bnr/2kn1ppp/Q4q2/2ppp3/3P4/N1P1P3/PP3PPP/R1B1K2R w KQ - 0 12", + "PGN": "1. d4 d5 2. e3 c5 3. Nf3 e6 4. Ne5 Qf6 5. Bb5+ Bd7 6. Nxd7 Nxd7 7. c3 O-O-O 8. Qa4 a6 9. Bxa6 bxa6 10. Qxa6+ Kc7 11. Na3 e5 *", + "Moves": "a3b5 c7b8 a6a7 b8c8 a7c7", + "MovesSAN": "Nb5+ Kb8 Qa7+ Kc8 Qc7#", + "Themes": "exposedKing long mate mateIn3 opening" + }, + { + "FEN": "1Qrk3r/p4p1p/3bp1pP/3nN1P1/3P4/4P3/PP2KP2/2q5 w - - 13 31", + "PGN": "1. d4 Nf6 2. Nf3 d5 3. c4 e6 4. Bg5 Be7 5. Nbd2 Ng8 6. e3 Bxg5 7. Qa4+ c6 8. Bd3 Bh6 9. g4 g6 10. h4 Bg7 11. h5 Ne7 12. h6 Bf8 13. g5 dxc4 14. Nxc4 b5 15. Qc2 bxc4 16. Bxc4 Ba6 17. Bxa6 Nxa6 18. Ne5 Nb4 19. Qc4 Qd5 20. Qxb4 Qxh1+ 21. Ke2 Qxa1 22. Qb7 Rd8 23. Ng4 Nd5 24. Qxc6+ Rd7 25. Qc8+ Ke7 26. Qc5+ Kd8 27. Qa5+ Rc7 28. Qb5 Qc1 29. Ne5 Bd6 30. Qb8+ Rc8 *", + "Moves": "b8d6 d8e8 d6d7 e8f8 d7f7", + "MovesSAN": "Qxd6+ Ke8 Qd7+ Kf8 Qxf7#", + "Themes": "exposedKing hangingPiece long mate mateIn3 middlegame" + }, + { + "FEN": "6k1/pp4p1/2p1p1rp/8/PP1pP2q/1Q1P2P1/4R3/5RK1 b - - 0 28", + "PGN": "1. e4 e5 2. Nf3 d6 3. Bc4 Be7 4. O-O Nf6 5. Nc3 O-O 6. d3 h6 7. a3 Nc6 8. Ne2 Be6 9. Bxe6 fxe6 10. Be3 d5 11. Ng3 d4 12. Bd2 Nh7 13. b4 Ng5 14. Nxg5 Bxg5 15. Bxg5 Qxg5 16. Ne2 Rf6 17. g3 Raf8 18. h4 Qg4 19. c3 Qh3 20. Qd2 Rf3 21. cxd4 Nxd4 22. Nxd4 exd4 23. Qc2 c6 24. a4 R8f6 25. Rae1 Rg6 26. Re2 Qxh4 27. Qb3 Rfxg3+ 28. fxg3 *", + "Moves": "h4g3 g1h1 g3h3 e2h2 h3f1", + "MovesSAN": "Qxg3+ Kh1 Qh3+ Rh2 Qxf1#", + "Themes": "endgame exposedKing fork long mate mateIn3" + }, + { + "FEN": "r4r1k/1pp3p1/2n1Bq2/p3p1B1/P5Q1/2PP4/1P3RPP/R5K1 b - - 0 20", + "PGN": "1. e4 e5 2. Bc4 Nc6 3. Nf3 Bc5 4. c3 Nf6 5. d3 d5 6. exd5 Nxd5 7. O-O O-O 8. Nbd2 Re8 9. Ne4 Bb6 10. a4 a5 11. Qb3 Be6 12. Nfg5 h6 13. Nxe6 fxe6 14. Qd1 Rf8 15. Qg4 Qe7 16. Bxh6 Nf6 17. Bxe6+ Kh8 18. Nxf6 Qxf6 19. Bg5 Bxf2+ 20. Rxf2 *", + "Moves": "f6f2 g1h1 f2f1 a1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate long mate mateIn3 middlegame" + }, + { + "FEN": "5n1k/1r3r1p/1q3Np1/3QPpP1/2pp4/P7/1P5R/2K4R w - - 2 33", + "PGN": "1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bf4 Be7 5. e3 c6 6. c5 O-O 7. Nf3 Nbd7 8. Bd3 b6 9. cxb6 axb6 10. Qc2 Re8 11. Ne5 Nf8 12. h3 Bb7 13. g4 Bd6 14. g5 Nh5 15. Qe2 g6 16. h4 Nxf4 17. exf4 c5 18. dxc5 bxc5 19. h5 d4 20. Ne4 Bxe5 21. fxe5 Rc8 22. Nf6+ Kh8 23. Be4 Bxe4 24. Qxe4 Re7 25. hxg6 fxg6 26. O-O-O Rcc7 27. Rh2 Ra7 28. a3 Qb6 29. f4 Rab7 30. Rdh1 c4 31. f5 exf5 32. Qd5 Rf7 *", + "Moves": "h2h7 f8h7 h1h7 f7h7 d5g8", + "MovesSAN": "Rxh7+ Nxh7 Rxh7+ Rxh7 Qg8#", + "Themes": "long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r4r1k/2p4p/3p1p2/7P/p3qP2/P1Q5/1Pp3R1/2K3R1 w - - 0 30", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nxd4 5. Qxd4 Qf6 6. Qd3 Bc5 7. f3 Qh4+ 8. g3 Qf6 9. Bg2 Ne7 10. Nc3 d6 11. Be3 Bxe3 12. Qxe3 O-O 13. O-O-O Nc6 14. f4 Bg4 15. Bf3 Bxf3 16. Qxf3 a5 17. g4 a4 18. g5 Qe7 19. Nd5 Qd7 20. Rhg1 b5 21. h4 b4 22. h5 b3 23. a3 bxc2 24. Rd2 Ne7 25. Nf6+ gxf6 26. gxf6+ Kh8 27. fxe7 Qxe7 28. Qc3+ f6 29. Rdg2 Qxe4 *", + "Moves": "g2g8 f8g8 c3f6 g8g7 f6g7", + "MovesSAN": "Rg8+ Rxg8 Qxf6+ Rg7 Qxg7#", + "Themes": "deflection endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "4rrk1/2R3pp/Q2p4/3P4/3Bq3/1P6/P5PP/2R3K1 b - - 0 30", + "PGN": "1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Qxd7 5. c4 Nf6 6. Nc3 Nc6 7. d4 cxd4 8. Nxd4 e6 9. f3 Rc8 10. Be3 a6 11. Na4 Qd8 12. b3 Be7 13. O-O O-O 14. Rc1 Nb4 15. Qd2 Nc6 16. Rfd1 Nxd4 17. Qxd4 e5 18. Qa7 Qc7 19. Nb6 Rcd8 20. Nd5 Nxd5 21. cxd5 Qd7 22. Rc4 Rc8 23. Rdc1 f5 24. exf5 Qxf5 25. Qxb7 Rce8 26. Rc7 Bf6 27. Qxa6 e4 28. fxe4 Qxe4 29. Bf2 Bd4 30. Bxd4 *", + "Moves": "e4e1 c1e1 e8e1 a6f1 e1f1", + "MovesSAN": "Qe1+ Rxe1 Rxe1+ Qf1 Rexf1#", + "Themes": "long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "4k3/Q2b1p1p/4p3/3p4/4PR2/1Bb5/1rPr4/2KR4 b - - 0 30", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bg5 e6 7. Qd2 a6 8. f3 Bd7 9. O-O-O b5 10. a3 Rb8 11. Nb3 Qc7 12. h4 Ne5 13. h5 a5 14. h6 b4 15. axb4 axb4 16. Nb1 Rc8 17. Ba6 Ra8 18. Be2 Rg8 19. hxg7 Bxg7 20. Qxb4 d5 21. Nc3 Rb8 22. Qd4 Nxe4 23. fxe4 Nc4 24. Bf6 Qf4+ 25. Nd2 Bxf6 26. Qa7 Rxb2 27. Bxc4 Bxc3 28. Bb3 Rxg2 29. Rhf1 Rxd2 30. Rxf4 *", + "Moves": "b2b1 c1b1 d2d1 b1a2 d1a1", + "MovesSAN": "Rb1+ Kxb1 Rxd1+ Ka2 Ra1#", + "Themes": "attraction deflection long master masterVsMaster mate mateIn3 middlegame" + }, + { + "FEN": "2k3nr/1pp2ppp/p7/1Nb5/2P5/1P6/P3KPBP/3R4 w - - 0 17", + "PGN": "1. d4 d5 2. c4 e5 3. dxe5 d4 4. Nf3 Nc6 5. e4 dxe3 6. Bxe3 Qxd1+ 7. Kxd1 Bg4 8. Nc3 Bxf3+ 9. gxf3 Nxe5 10. b3 Nxf3 11. Bg2 O-O-O+ 12. Ke2 Nd4+ 13. Bxd4 Rxd4 14. Rad1 Bc5 15. Nb5 Rxd1 16. Rxd1 a6 *", + "Moves": "g2h3 f7f5 h3f5 c8b8 d1d8", + "MovesSAN": "Bh3+ f5 Bxf5+ Kb8 Rd8#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "r3r1k1/pp1q1p1p/5p1Q/4pn2/5p1R/6P1/PPP2P1P/5RK1 w - - 3 21", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Bd3 Nxd4 7. e5 Nh5 8. O-O d6 9. Be3 dxe5 10. Qd2 Bg7 11. Ne4 O-O 12. Bh6 Bxh6 13. Qxh6 Nf6 14. Nxf6+ exf6 15. Rad1 Bf5 16. Bxf5 gxf5 17. Rd3 f4 18. Rh3 Re8 19. g3 Qd7 20. Rh4 Nf5 *", + "Moves": "h4g4 g8h8 h6f6 f5g7 f6g7", + "MovesSAN": "Rg4+ Kh8 Qxf6+ Ng7 Qxg7#", + "Themes": "kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "r6k/1n4pp/2Q5/1p2P2r/p7/P1P1P1bq/BP1R1P2/3R2K1 w - - 0 32", + "PGN": "1. d4 d5 2. Bf4 Nf6 3. Nf3 Bf5 4. Nbd2 e6 5. e3 Be7 6. c3 Nc6 7. h3 Be4 8. Be2 Qd7 9. O-O O-O 10. Ng5 Nd8 11. Ndxe4 Nxe4 12. Nxe4 dxe4 13. Qc2 f5 14. Bc4 c6 15. Rab1 b5 16. Bb3 a5 17. a3 a4 18. Ba2 Kh8 19. g4 fxg4 20. hxg4 e5 21. dxe5 Qxg4+ 22. Bg3 Rf5 23. Rbd1 Rh5 24. Rd2 Qf3 25. Bh2 Rg5+ 26. Bg3 Rh5 27. Bh2 Qg4+ 28. Bg3 Qh3 29. Qxe4 Bh4 30. Rfd1 Nb7 31. Qxc6 Bxg3 *", + "Moves": "d2d8 a8d8 d1d8 b7d8 c6e8", + "MovesSAN": "Rd8+ Rxd8 Rxd8+ Nxd8 Qe8#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "5r1k/6p1/6p1/p1qQP3/8/P7/5PPP/3R2K1 b - - 0 29", + "PGN": "1. e4 e6 2. Nf3 a6 3. d4 b5 4. Bd3 Bb7 5. O-O d6 6. Re1 Nd7 7. e5 dxe5 8. dxe5 Bc5 9. Be3 Ne7 10. Bxc5 Nxc5 11. Be2 O-O 12. b4 Nd7 13. c4 bxc4 14. Bxc4 Ng6 15. Nbd2 Qe7 16. a3 Rfd8 17. Qc2 Nb6 18. Bd3 Bxf3 19. Nxf3 Rac8 20. Bxg6 hxg6 21. Rad1 Rxd1 22. Rxd1 c5 23. bxc5 Qxc5 24. Qe2 a5 25. Qa6 Nd5 26. Ng5 Rf8 27. Nxe6 fxe6 28. Qxe6+ Kh8 29. Qxd5 *", + "Moves": "c5f2 g1h1 f2f1 d1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "4r3/ppp5/7p/6p1/6Pk/8/PPPQ2KP/4r3 w - - 0 34", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Qf6 5. Bg5 Qg6 6. O-O h6 7. Bf4 d6 8. Nh4 Qf6 9. Bg3 g5 10. Nf3 Bg7 11. e5 dxe5 12. Nxe5 Nxe5 13. Bxe5 Qg6 14. Bxg7 Qxg7 15. Re1+ Kf8 16. Qe2 Be6 17. Bxe6 fxe6 18. Qxe6 Ne7 19. Nd2 Rd8 20. Ne4 Qg6 21. Nf6 Kg7 22. Qxe7+ Qf7 23. Nh5+ Kg6 24. Re6+ Qxe6 25. Qxe6+ Kxh5 26. g4+ Kh4 27. f3 Rde8 28. Qc4 Re4 29. Qd3 Re3 30. Qxd4 Rhe8 31. Qd2 Rxf3 32. Kg2 Rfe3 33. Re1 Rxe1 *", + "Moves": "d2f2 h4g4 f2f3 g4h4 f3h3", + "MovesSAN": "Qf2+ Kxg4 Qf3+ Kh4 Qh3#", + "Themes": "endgame long mate mateIn3 queenRookEndgame" + }, + { + "FEN": "r4rk1/1pp5/3p2NQ/2nPnq2/p1P5/2N5/PP2B2P/K2R2R1 b - - 1 23", + "PGN": "1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Bg5 Nbd7 7. Qd2 h6 8. Bxh6 Bxh6 9. Qxh6 e5 10. d5 Nh7 11. Qd2 f5 12. Nge2 f4 13. O-O-O a5 14. Kb1 Nc5 15. g3 a4 16. gxf4 exf4 17. Nxf4 Ng5 18. Nxg6 Nxf3 19. Qh6 Qf6 20. Be2 Ne5 21. Rhg1 Bf5 22. exf5 Qxf5+ 23. Ka1 *", + "Moves": "c5b3 a2b3 a4b3 c3a4 a8a4", + "MovesSAN": "Nb3+ axb3 axb3+ Na4 Rxa4#", + "Themes": "discoveredAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "8/R6p/4b1k1/2b2N2/1p2pPP1/1Pq1N3/P1P4P/1K6 w - - 1 39", + "PGN": "1. Nf3 Nc6 2. d4 d6 3. e4 g6 4. Nc3 Bg7 5. Bb5 Bd7 6. Be3 a6 7. Bxc6 Bxc6 8. Qd2 e5 9. d5 Bd7 10. O-O-O f5 11. exf5 gxf5 12. g3 Nf6 13. Bg5 O-O 14. Nh4 Qe8 15. Qd3 Qh5 16. Bxf6 Rxf6 17. Kb1 b5 18. Ne2 c5 19. dxc6 Bxc6 20. Rhe1 Re8 21. f4 e4 22. Qb3+ Qf7 23. Nd4 Bd5 24. Qa3 Bf8 25. Qxa6 b4 26. Nb3 Bc4 27. Qa5 d5 28. Nd4 Ra6 29. Qxa6 Bxa6 30. Ndxf5 Rd8 31. Rxe4 dxe4 32. Rxd8 Qf6 33. Ra8 Bc4 34. b3 Be6 35. Ne3 Qc3 36. Nhf5 Kf7 37. Ra7+ Kg6 38. g4 Bc5 *", + "Moves": "f5h4 g6h6 g4g5 h6h5 a7h7", + "MovesSAN": "Nh4+ Kh6 g5+ Kh5 Rxh7#", + "Themes": "deflection endgame exposedKing long master mate mateIn3" + }, + { + "FEN": "2r3k1/4Bppp/8/1P6/8/5Q1P/2q1r3/5RK1 w - - 4 32", + "PGN": "1. b4 b6 2. Bb2 Bb7 3. c4 e6 4. b5 Nf6 5. a4 Be7 6. Nc3 O-O 7. e3 c6 8. Nf3 cxb5 9. axb5 d5 10. Be2 dxc4 11. Bxc4 Qc7 12. Qb3 Ng4 13. h3 Nf6 14. O-O Bxf3 15. gxf3 Nbd7 16. Ne4 Nxe4 17. fxe4 Nc5 18. Qa2 Nxe4 19. Bxe6 Nxd2 20. Bd5 Rad8 21. Rad1 Qc2 22. Bg2 Nxf1 23. Rxf1 Rd2 24. Qxa7 Bh4 25. Ba3 Bxf2+ 26. Kh1 Rfd8 27. Be7 Rc8 28. Qxb6 Bxe3 29. Qxe3 Rxg2 30. Qf3 Rh2+ 31. Kg1 Re2 *", + "Moves": "f3f7 g8h8 f7f8 c8f8 f1f8", + "MovesSAN": "Qxf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "4r1k1/2Q2p1p/1p4p1/8/8/8/Pq3PPP/2R2K2 b - - 2 29", + "PGN": "1. e3 e5 2. c4 Nc6 3. b3 Nf6 4. Bb2 d5 5. d4 exd4 6. exd4 dxc4 7. bxc4 Bb4+ 8. Nc3 O-O 9. Nf3 Bg4 10. Be2 Re8 11. O-O Rxe2 12. Qxe2 Nxd4 13. Qe5 Bxf3 14. Nd5 Bxd5 15. cxd5 Nb5 16. Rac1 Bd6 17. Qg5 Qd7 18. Bxf6 g6 19. Qh6 Bf8 20. Qf4 Qxd5 21. Rxc7 Nxc7 22. Qxc7 Qc6 23. Qe5 Re8 24. Qb2 b6 25. Rc1 Qe6 26. Kf1 Ba3 27. Qxa3 Qxf6 28. Qxa7 Qb2 29. Qc7 *", + "Moves": "b2e2 f1g1 e2e1 c1e1 e8e1", + "MovesSAN": "Qe2+ Kg1 Qe1+ Rxe1 Rxe1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "5rk1/2Q3pp/2p5/3q4/8/1P4B1/P5R1/7K b - - 0 28", + "PGN": "1. b3 e5 2. Bb2 Nc6 3. e3 Nf6 4. h3 d5 5. Bb5 Bd6 6. Nf3 Qe7 7. d4 exd4 8. Nxd4 Bd7 9. O-O O-O 10. Nxc6 bxc6 11. Bd3 Ne4 12. c4 Qh4 13. Bxe4 Qxe4 14. Nd2 Qg6 15. Kh1 f5 16. Nf3 f4 17. exf4 Rxf4 18. cxd5 Raf8 19. Ne5 Bxe5 20. Bxe5 Rxf2 21. Rxf2 Rxf2 22. Qg1 Qf7 23. Bg3 Rf6 24. Qxa7 Qxd5 25. Qb8+ Rf8 26. Qxc7 Bxh3 27. Rg1 Bxg2+ 28. Rxg2 *", + "Moves": "f8f1 h1h2 d5h5 g3h4 h5h4", + "MovesSAN": "Rf1+ Kh2 Qh5+ Bh4 Qxh4#", + "Themes": "endgame exposedKing long mate mateIn3" + }, + { + "FEN": "r4rk1/pp1n2pp/3R4/5q2/8/P7/1PP2PPP/R1BQ2K1 b - - 0 17", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 Nf6 5. Nf3 c6 6. Bc4 Bf5 7. O-O e6 8. a3 Nbd7 9. Ne5 Bd6 10. Nxd7 Nxd7 11. d5 cxd5 12. Nxd5 exd5 13. Re1+ Be6 14. Bxd5 O-O 15. Bxe6 fxe6 16. Rxe6 Qf5 17. Rxd6 *", + "Moves": "f5f2 g1h1 f2f1 d1f1 f8f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Qxf1 Rxf1#", + "Themes": "backRankMate long mate mateIn3 middlegame" + }, + { + "FEN": "2r5/1b2b2k/pq1pB1p1/1p1Pp1P1/8/1N3r2/PPPQ4/R3K3 w Q - 0 21", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nb3 Nbd7 8. f3 Be7 9. g4 O-O 10. Qd2 b5 11. Nd5 Nxd5 12. exd5 Bb7 13. h4 Rc8 14. g5 Nb6 15. Bxb6 Qxb6 16. h5 g6 17. hxg6 fxg6 18. Bh3 Rxf3 19. Be6+ Kg7 20. Rxh7+ Kxh7 *", + "Moves": "d2h2 f3h3 h2h3 h7g7 h3h6", + "MovesSAN": "Qh2+ Rh3 Qxh3+ Kg7 Qh6#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "r1bqr3/1pp3kp/p2p2p1/2PQ2b1/3P1N2/2NRP3/6P1/2K4R w - - 2 24", + "PGN": "1. e4 Nf6 2. e5 Nd5 3. c4 Nb6 4. d4 d6 5. exd6 exd6 6. a4 Be7 7. a5 N6d7 8. Bd3 O-O 9. Qh5 g6 10. Qf3 Nc6 11. Be3 Bf6 12. Ne2 a6 13. Nbc3 Re8 14. O-O-O Nxa5 15. h4 Nb6 16. c5 Nbc4 17. b4 Nxe3 18. fxe3 Nc6 19. h5 Bg5 20. Nf4 Nxb4 21. hxg6 Nxd3+ 22. Rxd3 fxg6 23. Qd5+ Kg7 *", + "Moves": "h1h7 g7h7 d5f7 h7h6 f7g6", + "MovesSAN": "Rxh7+ Kxh7 Qf7+ Kh6 Qxg6#", + "Themes": "attraction long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "r3r3/ppq2ppk/1bp5/5N2/4n1Q1/P6P/RPP3P1/2B2R1K b - - 1 23", + "PGN": "1. e4 e5 2. Bc4 Nc6 3. Nc3 Nf6 4. d3 h6 5. a3 Bc5 6. h3 d6 7. Nge2 Be6 8. Ba2 O-O 9. Ng3 Re8 10. O-O Nd4 11. Nce2 c6 12. Nxd4 Bxd4 13. Qe2 Bb6 14. Kh1 Qc7 15. f4 exf4 16. Bxf4 Bxa2 17. Rxa2 Nd5 18. Bc1 Nf6 19. Nf5 d5 20. Nxh6+ Kh7 21. Nf5 dxe4 22. dxe4 Nxe4 23. Qg4 *", + "Moves": "e4f2 f1f2 e8e1 f2f1 e1f1", + "MovesSAN": "Nf2+ Rxf2 Re1+ Rf1 Rxf1#", + "Themes": "clearance fork long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "5rk1/5r1p/3pPQp1/p1pP1p2/2n2P2/Pq5P/6PK/2n1R3 w - - 0 32", + "PGN": "1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. b6 Qxb6 6. Nc3 d6 7. e4 g6 8. f4 Nbd7 9. Nf3 Bg7 10. Bc4 O-O 11. O-O Qb4 12. Nd2 Qb8 13. a3 Nb6 14. Ba2 Ng4 15. Nf3 a5 16. h3 Nf6 17. Re1 Ba6 18. e5 Ne8 19. e6 f5 20. Ng5 Bc4 21. Bxc4 Nxc4 22. Qe2 Qb3 23. Nf7 Rb8 24. Ra2 Nf6 25. Kh1 Ne4 26. Kh2 Bxc3 27. bxc3 Nxc3 28. Qf2 Nxa2 29. Qh4 Nxc1 30. Qxe7 Rb7 31. Qf6 Rbxf7 *", + "Moves": "e6f7 f8f7 e1e8 f7f8 f6f8", + "MovesSAN": "exf7+ Rxf7 Re8+ Rf8 Qxf8#", + "Themes": "advancedPawn kingsideAttack long master mate mateIn3 middlegame" + }, + { + "FEN": "3r3k/1p1r2p1/p1n4p/5Pq1/P2p2P1/1QP4P/2P1R1K1/4R3 w - - 2 41", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd6 4. g3 c6 5. Bg2 Nf6 6. d3 Bg4 7. Nge2 e6 8. Bg5 Be7 9. O-O O-O 10. Bf4 Qb4 11. Rb1 Nd5 12. Bd2 Qb6 13. Nxd5 cxd5 14. Bc3 Nc6 15. Qd2 Rad8 16. h3 Bh5 17. g4 Bg6 18. d4 h6 19. Nf4 Bh7 20. a3 Bg5 21. Rbd1 Qc7 22. Nxe6 fxe6 23. Qe2 Qf7 24. Rde1 Rde8 25. a4 Bf6 26. Rd1 e5 27. dxe5 Bxe5 28. Qb5 Bxc3 29. bxc3 Be4 30. f3 Bg6 31. f4 Be4 32. f5 Bxg2 33. Kxg2 Rd8 34. Rb1 Rd7 35. Rbd1 Rfd8 36. Rf2 Qe7 37. Re2 Qg5 38. Rde1 a6 39. Qb6 d4 40. Qb3+ Kh8 *", + "Moves": "e2e8 d8e8 e1e8 h8h7 b3g8", + "MovesSAN": "Re8+ Rxe8 Rxe8+ Kh7 Qg8#", + "Themes": "kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "5r2/p5pk/3R3p/1p3q2/8/2P5/PP4PP/3Q2K1 b - - 2 30", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 d6 4. Nc3 h6 5. d4 exd4 6. Nxd4 Ne5 7. Bd3 c6 8. Nf3 Bg4 9. Be2 Nf6 10. Nxe5 Bxe2 11. Nxf7 Kxf7 12. Qxe2 Be7 13. O-O d5 14. exd5 Nxd5 15. Nxd5 Qxd5 16. Re1 Bf6 17. c3 Rae8 18. Be3 Bg5 19. Red1 Qf5 20. Qc4+ Re6 21. Rd7+ Kg6 22. Rad1 Rhe8 23. R7d3 b5 24. Qb3 Bxe3 25. fxe3 Rxe3 26. Rxe3 Rxe3 27. Rd6+ Kh7 28. Qd1 Re8 29. Rxc6 Rf8 30. Rd6 *", + "Moves": "f5f2 g1h1 f2f1 d1f1 f8f1", + "MovesSAN": "Qf2+ Kh1 Qf1+ Qxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "6k1/5p2/2Q2Ppp/2b1P3/2p5/6Pq/r4B1P/5RK1 b - - 0 36", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d4 Nxe4 5. O-O a6 6. Ba4 b5 7. Bb3 d5 8. Nxe5 Nxe5 9. dxe5 c6 10. a4 Bf5 11. Nd2 Bc5 12. Qe2 Nxd2 13. Bxd2 O-O 14. c3 Qh4 15. g3 Qe7 16. Kg2 Qd7 17. Rfe1 Bh3+ 18. Kg1 Bg4 19. Qd3 Bf5 20. Qe2 Rfe8 21. axb5 axb5 22. Rxa8 Rxa8 23. Be3 Be7 24. f4 b4 25. Qd2 bxc3 26. bxc3 Be4 27. Bd1 Qh3 28. Rf1 Ra1 29. Qf2 Ra8 30. Bf3 Bxf3 31. Qxf3 Ra2 32. Bf2 Bc5 33. f5 h6 34. f6 g6 35. c4 dxc4 36. Qxc6 *", + "Moves": "c5f2 f1f2 a2a1 f2f1 a1f1", + "MovesSAN": "Bxf2+ Rxf2 Ra1+ Rf1 Rxf1#", + "Themes": "endgame killBoxMate long mate mateIn3" + }, + { + "FEN": "2Q5/6pk/5r1p/3Np3/1b2P3/8/P2q1PPP/1R4K1 b - - 3 22", + "PGN": "1. e4 e5 2. Nf3 d6 3. Bc4 Nc6 4. c3 Be6 5. Bxe6 fxe6 6. d4 exd4 7. cxd4 Nf6 8. Bg5 Be7 9. Nc3 O-O 10. O-O h6 11. Bh4 e5 12. dxe5 Nxe5 13. Nxe5 dxe5 14. Qb3+ Kh8 15. Qxb7 Rb8 16. Qxa7 Rxb2 17. Rfb1 Rxb1+ 18. Rxb1 Qd2 19. Qxc7 Bb4 20. Bxf6 Rxf6 21. Qc8+ Kh7 22. Nd5 *", + "Moves": "d2f2 g1h1 f2f1 b1f1 f6f1", + "MovesSAN": "Qxf2+ Kh1 Qf1+ Rxf1 Rxf1#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "6k1/p3ppbp/2N3p1/8/2p2q2/2P2P2/PP4PP/3Q2K1 w - - 0 26", + "PGN": "1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Be3 Bg7 6. c3 Nf6 7. f3 O-O 8. Be2 d5 9. exd5 Nxd5 10. Nxc6 bxc6 11. Bf2 Qa5 12. O-O Bf5 13. Bd3 Bxd3 14. Qxd3 Rad8 15. Qc2 Rd7 16. Nd2 Rfd8 17. Nb3 Qc7 18. Rad1 Nf4 19. Rxd7 Rxd7 20. Rd1 Rxd1+ 21. Qxd1 Qe5 22. Nd4 Qg5 23. Bg3 c5 24. Bxf4 Qxf4 25. Nc6 c4 *", + "Moves": "c6e7 g8h8 d1d8 g7f8 d8f8", + "MovesSAN": "Nxe7+ Kh8 Qd8+ Bf8 Qxf8#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "4r1k1/p1p3pp/2q5/7Q/4b3/8/PPP3P1/5R1K w - - 10 33", + "PGN": "1. e4 e5 2. f4 Nc6 3. Nf3 d6 4. Bb5 Nf6 5. O-O Be7 6. Nc3 O-O 7. Bxc6 bxc6 8. fxe5 dxe5 9. Nxe5 Qd4+ 10. Kh1 Qxe5 11. d4 Qe6 12. e5 Nd5 13. Ne2 Bd7 14. Nf4 Nxf4 15. Bxf4 f6 16. Qh5 fxe5 17. Bxe5 Be8 18. Rxf8+ Bxf8 19. Qg5 Qg6 20. Qd2 Bd6 21. Bg3 Bxg3 22. hxg3 Qxg3 23. Rf1 Bg6 24. Qe2 Re8 25. Qc4+ Kh8 26. Qxc6 Qh4+ 27. Kg1 Qxd4+ 28. Kh1 Qd6 29. Qf3 Kg8 30. Qb3+ Qe6 31. Qb5 Be4 32. Qh5 Qc6 *", + "Moves": "h5f7 g8h8 f7f8 e8f8 f1f8", + "MovesSAN": "Qf7+ Kh8 Qf8+ Rxf8 Rxf8#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "2R5/7R/4Q2p/1p5k/pq6/8/5PPP/6K1 b - - 7 42", + "PGN": "1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd8 4. d4 Nf6 5. Bc4 e6 6. Qd2 Bb4 7. Nge2 Nc6 8. Qd3 Na5 9. Bb5+ c6 10. Ba4 e5 11. d5 e4 12. Qe3 O-O 13. O-O Nc4 14. Qd4 c5 15. Qxc4 a6 16. Nxe4 Nxe4 17. Qxe4 b5 18. Bb3 Re8 19. Qf3 c4 20. a3 cxb3 21. axb4 bxc2 22. Nc3 Qd6 23. Bf4 Qf6 24. Ne4 Qxb2 25. Rfc1 Bf5 26. Ng5 Rac8 27. d6 h6 28. Nxf7 Kxf7 29. Bxh6 gxh6 30. Qxf5+ Kg7 31. d7 Rcd8 32. dxe8=Q Rxe8 33. Qg4+ Kh7 34. Qd7+ Re7 35. Qxe7+ Kh8 36. Qe2 Qxb4 37. Rxc2 a5 38. Rac1 a4 39. Rc8+ Kg7 40. R1c7+ Kg6 41. Qe6+ Kh5 42. Rh7 *", + "Moves": "b4b1 c8c1 b1c1 e6e1 c1e1", + "MovesSAN": "Qb1+ Rc1 Qxc1+ Qe1 Qxe1#", + "Themes": "endgame fork long mate mateIn3" + }, + { + "FEN": "2r5/5R2/1p6/pkp3Q1/3r3P/B7/PPq5/KR6 b - - 1 38", + "PGN": "1. e4 e6 2. d4 b6 3. Nf3 Bb7 4. Nc3 Bb4 5. Bd3 Nf6 6. Bd2 Bxc3 7. Bxc3 Nxe4 8. Bb4 a5 9. Ba3 Qf6 10. Qe2 Ng5 11. Nxg5 Qxg5 12. Be4 Nc6 13. c3 d5 14. Bd3 Qxg2 15. O-O-O Qg5+ 16. Kb1 O-O-O 17. Ba6 Kb8 18. Rhg1 Qf5+ 19. Ka1 g5 20. Bxb7 Kxb7 21. Qe3 h6 22. Rdf1 Rde8 23. f4 Qe4 24. Qg3 gxf4 25. Rxf4 Qc2 26. Rxf7 e5 27. dxe5 Nxe5 28. Bd6 Nd3 29. Ba3 Rc8 30. Rb1 Rhg8 31. Qd6 Rgd8 32. Qxh6 Ka6 33. h4 Nc5 34. Bxc5 Kb5 35. Ba3 c5 36. Qf4 d4 37. cxd4 Rxd4 38. Qg5 *", + "Moves": "d4d1 b1d1 c2d1 g5c1 d1c1", + "MovesSAN": "Rd1 Rxd1 Qxd1+ Qc1 Qxc1#", + "Themes": "long mate mateIn3 middlegame" + }, + { + "FEN": "6rk/pp2RRbp/3r2p1/2pB4/2Pp2b1/3P2P1/PP6/6K1 w - - 2 27", + "PGN": "1. e4 e6 2. d3 d5 3. e5 c5 4. f4 Nc6 5. Nf3 Nge7 6. Be2 g6 7. O-O Bg7 8. Qe1 O-O 9. c3 f6 10. Qg3 fxe5 11. fxe5 Qc7 12. Bf4 Nf5 13. Qh3 Nxe5 14. g4 Nxf3+ 15. Bxf3 Nd6 16. Qg3 Rd8 17. Nd2 Qe7 18. Rf2 e5 19. Re1 exf4 20. Rxe7 fxg3 21. hxg3 d4 22. c4 Rb8 23. Bd5+ Kh8 24. Ne4 Bxg4 25. Nxd6 Rxd6 26. Rff7 Rg8 *", + "Moves": "f7g7 g8g7 e7e8 g7g8 e8g8", + "MovesSAN": "Rxg7 Rxg7 Re8+ Rg8 Rxg8#", + "Themes": "kingsideAttack long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "5rk1/pp2nppp/2q2b2/8/2Q5/1BP5/PP3PPP/3R2K1 w - - 2 23", + "PGN": "1. e4 c6 2. Bc4 d5 3. exd5 cxd5 4. Bb3 Nf6 5. Nf3 Bg4 6. O-O e5 7. d3 Bd6 8. Bg5 Be7 9. Nbd2 O-O 10. Qe1 Bxf3 11. Nxf3 e4 12. dxe4 dxe4 13. Bxf6 Bxf6 14. Qxe4 Nc6 15. c3 Re8 16. Qg4 Re2 17. Ne5 Rxe5 18. Rad1 Qb6 19. Rd7 Rf8 20. Qc4 Re7 21. Rxe7 Nxe7 22. Rd1 Qc6 *", + "Moves": "c4f7 f8f7 d1d8 c6e8 d8e8", + "MovesSAN": "Qxf7+ Rxf7 Rd8+ Qe8 Rxe8#", + "Themes": "kingsideAttack long mate mateIn3 middlegame pin sacrifice" + }, + { + "FEN": "r1b2rk1/bpp2ppp/p2q4/3PN2n/P1B2p2/2P5/1P4PP/RNBQ1R1K b - - 0 13", + "PGN": "1. e4 e5 2. f4 exf4 3. Nf3 Nc6 4. Bc4 Nf6 5. O-O a6 6. e5 Nh5 7. a4 Bc5+ 8. d4 Ba7 9. c3 O-O 10. Kh1 d5 11. exd6 Qxd6 12. d5 Ne5 13. Nxe5 *", + "Moves": "h5g3 h2g3 d6h6 d1h5 h6h5", + "MovesSAN": "Ng3+ hxg3 Qh6+ Qh5 Qxh5#", + "Themes": "kingsideAttack long mate mateIn3 opening sacrifice" + }, + { + "FEN": "4Qbk1/5p1p/1n4p1/1P1q4/2p2B2/6PP/1r6/4R1K1 w - - 0 28", + "PGN": "1. d4 c5 2. c4 Nf6 3. d5 b5 4. cxb5 a6 5. bxa6 Bxa6 6. Nc3 d6 7. e4 Bxf1 8. Kxf1 g6 9. Nf3 Nbd7 10. g3 Bg7 11. Kg2 O-O 12. Re1 Ra6 13. a4 Qa8 14. Qc2 Rb8 15. Ra2 Ng4 16. Nb5 Rxb5 17. axb5 Rxa2 18. h3 Nge5 19. Nxe5 Nxe5 20. f4 Nd7 21. Qb3 Nb6 22. e5 c4 23. Qb4 Qxd5+ 24. Kg1 dxe5 25. Qxe7 exf4 26. Qe8+ Bf8 27. Bxf4 Rxb2 *", + "Moves": "e8f8 g8f8 f4h6 f8g8 e1e8", + "MovesSAN": "Qxf8+ Kxf8 Bh6+ Kg8 Re8#", + "Themes": "attraction long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "3r3k/RR5p/8/2p2p2/2B5/1P2bPpP/8/7K b - - 1 36", + "PGN": "1. e4 c5 2. Bc4 Nc6 3. Nc3 d6 4. Nge2 Nf6 5. d4 cxd4 6. Nxd4 Bd7 7. O-O g6 8. f4 Bg7 9. Be3 O-O 10. Nxc6 bxc6 11. e5 Ng4 12. Bd4 c5 13. Bf2 Nxf2 14. Rxf2 dxe5 15. Rd2 Qb6 16. Rxd7 Qxb2 17. Nd5 exf4 18. Nxe7+ Kh8 19. Rb1 Qc3 20. Qd3 Bd4+ 21. Kh1 Qa5 22. Nc6 Qa4 23. Bb5 Qxa2 24. Qb3 Qxb3 25. cxb3 Be3 26. Rxa7 Rac8 27. Ne5 f5 28. Bc4 Rcd8 29. Nf7+ Rxf7 30. Rxf7 Rd2 31. Ra7 g5 32. Rb7 g4 33. Ra1 Rd8 34. h3 f3 35. gxf3 g3 36. Raa7 *", + "Moves": "d8d1 c4f1 d1f1 h1g2 f1g1", + "MovesSAN": "Rd1+ Bf1 Rxf1+ Kg2 Rg1#", + "Themes": "endgame exposedKing long mate mateIn3" + }, + { + "FEN": "7k/pR4p1/6K1/3r4/8/4q3/P5PP/8 w - - 0 33", + "PGN": "1. e4 e5 2. Nc3 Bc5 3. Nf3 Bxf2+ 4. Kxf2 c6 5. d3 Nf6 6. Bg5 Qb6+ 7. d4 Ng4+ 8. Kg3 d5 9. Nxe5 f6 10. Nxg4 fxg5 11. Ne5 O-O 12. Be2 Qxb2 13. Rf1 Qxc3+ 14. Rf3 Rxf3+ 15. Bxf3 Be6 16. Rb1 b5 17. exd5 cxd5 18. Rxb5 Nc6 19. Nxc6 Qxc6 20. Qd3 Rf8 21. Rb3 Bf5 22. Qb5 Qxc2 23. Qxd5+ Kh8 24. Rb7 g4 25. Bxg4 Bxg4 26. Kxg4 h5+ 27. Kxh5 Qe2+ 28. Kg6 Rf6+ 29. Kg5 Qe3+ 30. Kg4 Rf4+ 31. Kg5 Rxd4+ 32. Kg6 Rxd5 *", + "Moves": "b7b8 d5d8 b8d8 e3e8 d8e8", + "MovesSAN": "Rb8+ Rd8 Rxd8+ Qe8+ Rxe8#", + "Themes": "endgame long mate mateIn3 queenRookEndgame" + }, + { + "FEN": "2r3k1/4p1b1/4p1Q1/q3r3/1p4P1/1P6/P5B1/1K2R2R b - - 0 28", + "PGN": "1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 Rb8 6. Be3 d6 7. Qd2 b5 8. O-O-O b4 9. Nce2 Nf6 10. f4 Ng4 11. Kb1 Qa5 12. Nf3 Be6 13. b3 Qa3 14. d4 Nxe3 15. Qxe3 cxd4 16. Nfxd4 Nxd4 17. Nxd4 O-O 18. h4 a5 19. h5 a4 20. hxg6 hxg6 21. e5 axb3 22. cxb3 dxe5 23. fxe5 Qa5 24. Nxe6 fxe6 25. Rde1 Rbc8 26. Qe4 Rf5 27. g4 Rxe5 28. Qxg6 *", + "Moves": "a5a2 b1a2 e5a5 a2b1 a5a1", + "MovesSAN": "Qxa2+ Kxa2 Ra5+ Kb1 Ra1#", + "Themes": "attraction long master mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "1rr3k1/p5p1/1q5p/5p2/4PNn1/5QP1/PPR2PP1/K1R5 b - - 2 36", + "PGN": "1. d4 e6 2. c4 d5 3. cxd5 exd5 4. Nc3 Nf6 5. Bf4 c6 6. e3 Bd6 7. Bg5 h6 8. Bh4 Bf5 9. Bd3 Bxd3 10. Qxd3 Nbd7 11. Nf3 Qc7 12. Bg3 Bxg3 13. hxg3 O-O 14. O-O-O Rfe8 15. Kb1 Ne4 16. Qc2 Ndf6 17. Ne5 Nd7 18. Nxd5 Qd6 19. Nf4 Nxe5 20. Qxe4 Ng4 21. Qf3 f5 22. Nd3 Qg6 23. Nf4 Qd6 24. Nd3 Qg6 25. Ka1 b6 26. Rc1 Rac8 27. Nb4 c5 28. dxc5 bxc5 29. Nd5 Qe6 30. Nf4 Qb6 31. Rhd1 Rb8 32. Rc2 Red8 33. Rdc1 c4 34. e4 c3 35. Qxc3 Rdc8 36. Qf3 *", + "Moves": "b6b2 c2b2 c8c1 b2b1 c1b1", + "MovesSAN": "Qxb2+ Rxb2 Rxc1+ Rb1 Rcxb1#", + "Themes": "deflection long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "2k3r1/ppp2Q2/4p1r1/1P2q2p/P7/6P1/5PK1/R2R4 w - - 0 31", + "PGN": "1. d4 d5 2. c4 dxc4 3. e4 Nf6 4. Nc3 Bg4 5. Nf3 Nc6 6. Be3 e6 7. Bxc4 Bb4 8. e5 Nd7 9. Be2 Qe7 10. h3 Bh5 11. O-O O-O-O 12. a3 Ba5 13. b4 Bb6 14. Qb3 g5 15. b5 Na5 16. Qb2 Rhg8 17. Na4 g4 18. Nxb6+ Nxb6 19. Ne1 Nac4 20. Bxc4 Nxc4 21. Qc3 Nxe3 22. Qxe3 gxh3 23. Qxh3 Qg5 24. Nf3 Bxf3 25. Qxf3 Rg6 26. a4 Rdg8 27. g3 Qh4 28. Kg2 Qxd4 29. Rfd1 Qxe5 30. Qxf7 h5 *", + "Moves": "f7d7 c8b8 d7d8 g8d8 d1d8", + "MovesSAN": "Qd7+ Kb8 Qd8+ Rxd8 Rxd8#", + "Themes": "backRankMate endgame long mate mateIn3 sacrifice" + }, + { + "FEN": "6k1/3prppp/n5q1/p1p1P3/1pP5/1P3Q2/P5P1/4RK2 w - - 0 30", + "PGN": "1. d4 a6 2. c4 b5 3. Nc3 b4 4. Ne4 Bb7 5. d5 e6 6. Ng3 Nf6 7. e4 Bd6 8. f4 Bc5 9. e5 Ng8 10. Nf3 Nh6 11. Nd4 c6 12. d6 a5 13. Be3 Na6 14. Bd3 Qh4 15. O-O Ng4 16. Rf3 Qxh2+ 17. Kf1 Nxe3+ 18. Rxe3 Bxd4 19. Qf3 Bxe3 20. Qxe3 c5 21. Be4 Bxe4 22. Qxe4 O-O 23. Qf3 Qh6 24. b3 Qg6 25. f5 exf5 26. Nxf5 Rae8 27. Ne7+ Rxe7 28. dxe7 Re8 29. Re1 Rxe7 *", + "Moves": "f3a8 a6b8 a8b8 e7e8 b8e8", + "MovesSAN": "Qa8+ Nb8 Qxb8+ Re8 Qxe8#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "2r4k/p5pp/3Q4/4Nn2/8/5P1P/q5PK/3R4 w - - 8 41", + "PGN": "1. e4 d5 2. exd5 e6 3. Nc3 c5 4. dxe6 Bxe6 5. Bb5+ Nc6 6. Bxc6+ bxc6 7. Nf3 Nf6 8. d4 Qc7 9. Bg5 Ng4 10. dxc5 Rd8 11. Qe2 Be7 12. Bxe7 Qxe7 13. h3 Nf6 14. Ng5 O-O 15. Nxe6 fxe6 16. O-O Qxc5 17. Qxe6+ Kh8 18. Nb1 Qxc2 19. Nc3 Qxb2 20. Qxc6 Rc8 21. Na4 Qd4 22. Qa6 Ne4 23. Rad1 Qe5 24. Rde1 Qf4 25. f3 Nd2 26. Rf2 Qb4 27. Rd1 Nc4 28. Rff1 Ne3 29. Rb1 Qd4 30. Rf2 Rc2 31. Rxc2 Nxc2+ 32. Kh1 Nb4 33. Qe6 Nd5 34. Nb2 Nf4 35. Nc4 Qf2 36. Rg1 Qxa2 37. Qd6 Rc8 38. Ne5 Ne2 39. Rd1 Ng3+ 40. Kh2 Nf5 *", + "Moves": "d6d8 c8d8 d1d8 a2g8 e5f7", + "MovesSAN": "Qd8+ Rxd8 Rxd8+ Qg8 Nf7#", + "Themes": "endgame long mate mateIn3 pin sacrifice smotheredMate" + }, + { + "FEN": "4rr1k/p1p3pp/8/6NQ/5q2/8/PP2RPPP/4R1K1 b - - 8 25", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 4. d4 exd4 5. Nxd4 Bd7 6. O-O Nf6 7. Nc3 Be7 8. Nxc6 Bxc6 9. Bxc6+ bxc6 10. Re1 O-O 11. Qe2 d5 12. e5 Nd7 13. e6 fxe6 14. Qxe6+ Kh8 15. Qxe7 Qc8 16. Be3 c5 17. Bxc5 Nxc5 18. Qxc5 Qf5 19. Rad1 Qxc2 20. Re2 Qf5 21. Qxd5 Qf6 22. Ne4 Qf4 23. Rde1 Rad8 24. Qh5 Rde8 25. Ng5 *", + "Moves": "f4f2 e2f2 e8e1 f2f1 f8f1", + "MovesSAN": "Qxf2+ Rxf2 Rxe1+ Rf1 Rfxf1#", + "Themes": "deflection long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "3r3k/7p/1q4p1/6Q1/2Bb1B2/7P/6P1/7K w - - 4 38", + "PGN": "1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. f3 Nd7 5. Be3 exf3 6. Nxf3 Ngf6 7. Bd3 g6 8. O-O Bg7 9. h3 O-O 10. Qe1 Nb6 11. Rd1 Nbd5 12. Bd2 Nxc3 13. bxc3 Be6 14. a3 Bd5 15. Qh4 Bxf3 16. Rxf3 Qd6 17. a4 a6 18. Re1 c5 19. Kh1 cxd4 20. cxd4 Rad8 21. c3 Rfe8 22. Qf2 Qd7 23. a5 Qd5 24. Rfe3 e6 25. Rf3 Nh5 26. Rxf7 Rf8 27. Rf1 Ng3+ 28. Qxg3 Rxf7 29. Rxf7 Kxf7 30. Qf4+ Kg8 31. Be4 Qxa5 32. Bxb7 e5 33. Qg5 Qc7 34. Bxa6 exd4 35. cxd4 Bxd4 36. Bf4 Qb6 37. Bc4+ Kh8 *", + "Moves": "f4e5 d4e5 g5e5 b6f6 e5f6", + "MovesSAN": "Be5+ Bxe5 Qxe5+ Qf6 Qxf6#", + "Themes": "endgame long master mate mateIn3" + }, + { + "FEN": "2r2r1k/1p2b1nP/p2p1nPB/3PpqN1/8/6R1/PPP2PQ1/1K5R b - - 14 33", + "PGN": "1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. h3 e5 7. Nb3 Be7 8. g4 h6 9. Be3 Nc6 10. Qf3 Be6 11. O-O-O Qc7 12. Kb1 O-O 13. Nd5 Bxd5 14. exd5 Nb8 15. h4 Ne8 16. g5 h5 17. Qxh5 g6 18. Qh6 Ng7 19. Bd3 Nh5 20. Bxg6 fxg6 21. Qxg6+ Ng7 22. h5 Bd8 23. h6 Qf7 24. Qe4 Ne8 25. g6 Qf5 26. h7+ Kh8 27. Qg2 Ng7 28. Bh6 Bf6 29. Nd2 Nd7 30. Ne4 Be7 31. Rd3 Rac8 32. Rg3 Nf6 33. Ng5 *", + "Moves": "f5c2 b1a1 c2c1 h1c1 c8c1", + "MovesSAN": "Qxc2+ Ka1 Qc1+ Rxc1 Rxc1#", + "Themes": "backRankMate long mate mateIn3 middlegame sacrifice" + }, + { + "FEN": "3r3k/2R3b1/6pp/4pp2/8/4PN2/1B2nRPP/7K b - - 0 35", + "PGN": "1. d4 Nf6 2. e3 g6 3. Nf3 Bg7 4. Nbd2 O-O 5. a3 d6 6. c4 Nbd7 7. b4 e5 8. dxe5 dxe5 9. Bb2 Qe7 10. c5 c6 11. Be2 Rd8 12. Qc2 Nd5 13. O-O Kh8 14. Nc4 b6 15. Rad1 bxc5 16. bxc5 Qxc5 17. Qb3 Rb8 18. Qa2 Ba6 19. Rc1 Qe7 20. Ba1 h6 21. Na5 Bxe2 22. Qxe2 Qxa3 23. Nxc6 Rbc8 24. Bb2 Qa2 25. Qd2 N7b6 26. Nxd8 Rxd8 27. Bc3 Qxd2 28. Bxd2 f5 29. Ra1 Nc4 30. Bc1 Nc3 31. Rxa7 Nd6 32. Rc7 Ne2+ 33. Kh1 Ne4 34. Bb2 Nxf2+ 35. Rxf2 *", + "Moves": "d8d1 f3e1 d1e1 f2f1 e1f1", + "MovesSAN": "Rd1+ Ne1 Rxe1+ Rf1 Rxf1#", + "Themes": "backRankMate long mate mateIn3 middlegame" + }, + { + "FEN": "r4k1r/p1P2p2/2p4p/3P4/1b6/2N2Npq/PPPB4/R2Q2KR b - - 1 19", + "PGN": "1. e4 e5 2. f4 Nc6 3. Nf3 exf4 4. d4 Nf6 5. Nc3 Bb4 6. e5 Ng4 7. Bxf4 h6 8. h3 g5 9. Bd2 Nf2 10. Kxf2 d6 11. Bb5 Bd7 12. Re1 Qc8 13. exd6+ Kf8 14. Bxc6 bxc6 15. dxc7 Bxh3 16. gxh3 Qxh3 17. d5 g4 18. Rh1 g3+ 19. Kg1 *", + "Moves": "b4c5 f3d4 c5d4 d2e3 d4e3", + "MovesSAN": "Bc5+ Nd4 Bxd4+ Be3 Bxe3#", + "Themes": "exposedKing kingsideAttack long mate mateIn3 middlegame" + }, + { + "FEN": "5r1k/1R5p/6p1/4p3/3q1r2/6PQ/1P4P1/2R4K b - - 0 34", + "PGN": "1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 O-O 5. Nf3 d6 6. Be2 Bg4 7. Be3 Nfd7 8. Ng5 Bxe2 9. Qxe2 c5 10. d5 Na6 11. f4 Nc7 12. O-O Rb8 13. a4 Na6 14. Rad1 Nb4 15. e5 dxe5 16. f5 Nf6 17. Bxc5 Na6 18. Bxa7 Rc8 19. Be3 Qa5 20. Nge4 Nxe4 21. Nxe4 Qxa4 22. Rc1 Nb4 23. f6 exf6 24. Nxf6+ Kh8 25. Qg4 Bxf6 26. Rxf6 Nxd5 27. Rxf7 Nxe3 28. Qf3 Nf5 29. Rxb7 Rxc4 30. Rd1 Rd4 31. Rc1 Rf4 32. Qh3 Qd4+ 33. Kh1 Ng3+ 34. hxg3 *", + "Moves": "f4f1 c1f1 f8f1 h1h2 d4g1", + "MovesSAN": "Rf1+ Rxf1 Rxf1+ Kh2 Qg1#", + "Themes": "endgame long master mate mateIn3" + }, + { + "FEN": "2r2rk1/1Q3pp1/7p/pp1PR3/8/1B6/PP3PPP/6K1 b - - 0 24", + "PGN": "1. e4 e5 2. Nf3 Nc6 3. Bc4 h6 4. O-O Nf6 5. Re1 Bc5 6. c3 O-O 7. d4 exd4 8. cxd4 Bb4 9. Bd2 Bxd2 10. Qxd2 d5 11. exd5 Nxd5 12. Nc3 Nxc3 13. Qxc3 a6 14. d5 Ne7 15. Rad1 b5 16. Bb3 Bb7 17. Qc5 Ng6 18. Ne5 Nxe5 19. Rxe5 Qf6 20. Qxc7 Rac8 21. Qe7 Qf4 22. Rde1 a5 23. Qxb7 Qxe5 24. Rxe5 *", + "Moves": "c8c1 b3d1 c1d1 e5e1 d1e1", + "MovesSAN": "Rc1+ Bd1 Rxd1+ Re1 Rxe1#", + "Themes": "backRankMate endgame long mate mateIn3" + }, + { + "FEN": "r2q1r1k/pp1n2pp/6b1/2b1Np2/2B1n3/5Q2/PP3PPP/R1B2RK1 w - - 0 18", + "PGN": "1. e4 e5 2. Nf3 d6 3. Bc4 Nf6 4. d4 exd4 5. c3 Be7 6. cxd4 Nxe4 7. Qe2 d5 8. Bd3 f5 9. Nc3 O-O 10. O-O c5 11. dxc5 Bxc5 12. Nxd5 Be6 13. Nf4 Bf7 14. Ne5 Be8 15. Bc4+ Kh8 16. Qf3 Nd7 17. Nfg6+ Bxg6 *", + "Moves": "e5g6 h7g6 f3h3 d8h4 h3h4", + "MovesSAN": "Nxg6+ hxg6 Qh3+ Qh4 Qxh4#", + "Themes": "kingsideAttack long mate mateIn3 opening" + }, + { + "FEN": "8/p1P1kp2/1p2pp2/1P1p3b/3P1K2/3B3P/P1QN2r1/4r3 b - - 0 30", + "PGN": "1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Nf3 Nf6 5. c4 Nc6 6. Qb3 Na5 7. Qc2 Bd7 8. Ne5 Rc8 9. c5 b6 10. b4 Nc6 11. Nxc6 Bxc6 12. b5 Bd7 13. c6 Bg4 14. h3 Bh5 15. Bd3 e6 16. O-O Bd6 17. Bg5 Bb8 18. f4 Qd6 19. Bxf6 gxf6 20. Nd2 Rg8 21. Bxh7 Rg7 22. Bd3 Ke7 23. Rae1 Rcg8 24. Rf2 Qxf4 25. Rxf4 Rxg2+ 26. Kf1 Rg1+ 27. Kf2 R8g2+ 28. Ke3 Bxf4+ 29. Kxf4 Rxe1 30. c7 *", + "Moves": "e6e5 d4e5 f6e5 f4f5 h5g6", + "MovesSAN": "e5+ dxe5 fxe5+ Kf5 Bg6#", + "Themes": "endgame long mate mateIn3" + }, + { + "FEN": "3R4/5p2/r7/1p2PPB1/1P2k2P/2Ppb1P1/1P6/5K2 b - - 0 38", + "PGN": "1. e4 e5 2. d4 exd4 3. Nf3 Nc6 4. Bb5 Bc5 5. O-O a6 6. Ba4 b5 7. Bb3 h6 8. Re1 Bb7 9. Nbd2 Nf6 10. e5 Nh7 11. Ne4 Ba7 12. Nf6+ Kf8 13. Nxh7+ Rxh7 14. Bd5 Rb8 15. Qd3 Nb4 16. Qxh7 Bxd5 17. a3 Bxf3 18. axb4 Bb7 19. Qh8+ Ke7 20. Qxg7 Qh8 21. Bxh6 Qxg7 22. Bxg7 Rg8 23. Bf6+ Ke6 24. g3 d6 25. Kf1 Bb6 26. f4 Rg6 27. c3 d3 28. Rad1 Bd5 29. Rd2 c5 30. Ra1 c4 31. Rxa6 Be3 32. Rxd6+ Kf5 33. Rxd3 cxd3 34. Rxd5 Ke4 35. Rd8 Rh6 36. h4 Rg6 37. Bg5 Ra6 38. f5 *", + "Moves": "e4f3 g5e3 a6a1 e3c1 a1c1", + "MovesSAN": "Kf3 Bxe3 Ra1+ Bc1 Rxc1#", + "Themes": "endgame exposedKing long mate mateIn3 sacrifice" + }, + { + "FEN": "r5k1/pp2Rr1p/2p3pQ/3p1p2/8/1PbP2P1/1qP3PP/4R2K w - - 4 25", + "PGN": "1. e4 g6 2. Nf3 Bg7 3. Bc4 c6 4. Nc3 e6 5. d3 d5 6. exd5 exd5 7. Bb3 Ne7 8. Bg5 O-O 9. O-O Bg4 10. Re1 f6 11. Bh4 Nf5 12. Bg3 Nxg3 13. fxg3 Nd7 14. Qd2 Nc5 15. Ne2 Nxb3 16. axb3 Be6 17. Nfd4 Bf7 18. Nf4 Qb6 19. Ne6 Bxe6 20. Rxe6 Qxd4+ 21. Kh1 Qxb2 22. Rae1 f5 23. Re7 Bc3 24. Qh6 Rf7 *", + "Moves": "e7e8 a8e8 e1e8 f7f8 h6f8", + "MovesSAN": "Re8+ Rxe8 Rxe8+ Rf8 Qxf8#", + "Themes": "kingsideAttack long mate mateIn3 middlegame" + } +] \ No newline at end of file